--- /dev/null
+//-----------------------------------------------------------------------------
+// Jonathan Westhues, Aug 2005
+// Gerhard de Koning Gans, April 2008, May 2011
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// BigBuf and functions to allocate/free parts of it.
+//-----------------------------------------------------------------------------
+
+#include <stdint.h>
+#include "proxmark3.h"
+#include "apps.h"
+#include "string.h"
+
+// BigBuf is the large multi-purpose buffer, typically used to hold A/D samples or traces.
+// Also used to hold various smaller buffers and the Mifare Emulator Memory.
+
+// declare it as uint32_t to achieve alignment to 4 Byte boundary
+static uint32_t BigBuf[BIGBUF_SIZE/sizeof(uint32_t)];
+
+// High memory mark
+static uint16_t BigBuf_hi = BIGBUF_SIZE;
+
+// pointer to the emulator memory.
+static uint8_t *emulator_memory = NULL;
+
+// trace related global variables
+// (only one left). ToDo: make this static as well?
+uint16_t traceLen = 0;
+
+
+// get the address of BigBuf
+uint8_t *BigBuf_get_addr(void)
+{
+ return (uint8_t *)BigBuf;
+}
+
+
+// get the address of the emulator memory. Allocate part of Bigbuf for it, if not yet done
+uint8_t *BigBuf_get_EM_addr(void)
+{
+ if (emulator_memory == NULL) { // not yet allocated
+ emulator_memory = BigBuf_malloc(CARD_MEMORY_SIZE);
+ }
+
+ return emulator_memory;
+}
+
+
+// clear ALL of BigBuf
+void BigBuf_Clear(void)
+{
+ memset(BigBuf,0,BIGBUF_SIZE);
+ Dbprintf("Buffer cleared (%i bytes)",BIGBUF_SIZE);
+}
+
+
+// allocate a chunk of memory from BigBuf. We allocate high memory first. The unallocated memory
+// at the beginning of BigBuf is always for traces/samples
+uint8_t *BigBuf_malloc(uint16_t chunksize)
+{
+ if (BigBuf_hi - chunksize < 0) {
+ return NULL; // no memory left
+ } else {
+ chunksize = (chunksize + 3) & 0xfffc; // round to next multiple of 4
+ BigBuf_hi -= chunksize; // aligned to 4 Byte boundary
+ return (uint8_t *)BigBuf + BigBuf_hi;
+ }
+}
+
+
+// free ALL allocated chunks. The whole BigBuf is available for traces or samples again.
+void BigBuf_free(void)
+{
+ BigBuf_hi = BIGBUF_SIZE;
+ emulator_memory = NULL;
+}
+
+
+// free allocated chunks EXCEPT the emulator memory
+void BigBuf_free_keep_EM(void)
+{
+ if (emulator_memory != NULL) {
+ BigBuf_hi = emulator_memory - (uint8_t *)BigBuf;
+ } else {
+ BigBuf_hi = BIGBUF_SIZE;
+ }
+}
+
+
+// return the maximum trace length (i.e. the unallocated size of BigBuf)
+uint16_t BigBuf_max_traceLen(void)
+{
+ return BigBuf_hi;
+}
--- /dev/null
+//-----------------------------------------------------------------------------
+// Jonathan Westhues, Aug 2005
+// Gerhard de Koning Gans, April 2008, May 2011
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// BigBuf and functions to allocate/free parts of it.
+//-----------------------------------------------------------------------------
+
+#ifndef __BIGBUF_H
+#define __BIGBUF_H
+
+
+#define BIGBUF_SIZE 40000
+#define MAX_FRAME_SIZE 256 // maximum allowed ISO14443 frame
+#define MAX_PARITY_SIZE ((MAX_FRAME_SIZE + 7) / 8)
+#define MAX_MIFARE_FRAME_SIZE 18 // biggest Mifare frame is answer to a read (one block = 16 Bytes) + 2 Bytes CRC
+#define MAX_MIFARE_PARITY_SIZE 3 // need 18 parity bits for the 18 Byte above. 3 Bytes are enough to store these
+#define CARD_MEMORY_SIZE 4096
+#define DMA_BUFFER_SIZE 128
+
+extern uint8_t *BigBuf_get_addr(void);
+extern uint8_t *BigBuf_get_EM_addr(void);
+extern uint16_t BigBuf_max_traceLen(void);
+void BigBuf_Clear(void);
+extern uint8_t *BigBuf_malloc(uint16_t);
+extern void BigBuf_free(void);
+extern void BigBuf_free_keep_EM(void);
+
+extern uint16_t traceLen;
+
+#endif /* __BIGBUF_H */
#remove one of the following defines and comment out the relevant line
#in the next section to remove that particular feature from compilation
-APP_CFLAGS = -DWITH_LF -DWITH_ISO15693 -DWITH_ISO14443a -DWITH_ISO14443b -DWITH_ICLASS -DWITH_LEGICRF -DWITH_HITAG -fno-strict-aliasing
+APP_CFLAGS = -DWITH_LF -DWITH_ISO15693 -DWITH_ISO14443a -DWITH_ISO14443b -DWITH_ICLASS -DWITH_LEGICRF -DWITH_HITAG -DWITH_CRC -fno-strict-aliasing
#-DWITH_LCD
#SRC_LCD = fonts.c LCD.c
-SRC_LF = lfops.c hitag2.c
+SRC_LF = lfops.c hitag2.c lfsampling.c
SRC_ISO15693 = iso15693.c iso15693tools.c
SRC_ISO14443a = epa.c iso14443a.c mifareutil.c mifarecmd.c mifaresniff.c
SRC_ISO14443b = iso14443.c
-SRC_CRAPTO1 = crapto1.c crypto1.c
+SRC_CRAPTO1 = crapto1.c crypto1.c des.c aes.c
+SRC_CRC = iso14443crc.c crc.c crc16.c crc32.c
THUMBSRC = start.c \
$(SRC_LCD) \
# These are to be compiled in ARM mode
ARMSRC = fpgaloader.c \
legicrf.c \
- iso14443crc.c \
- crc16.c \
lfdemod.c \
$(SRC_ISO14443a) \
$(SRC_ISO14443b) \
$(SRC_CRAPTO1) \
+ $(SRC_CRC) \
legic_prng.c \
iclass.c \
- crc.c
+ BigBuf.c \
# stdint.h provided locally until GCC 4.5 becomes C99 compliant
APP_CFLAGS += -I.
--- /dev/null
+#include "stdio.h"
+#include "aes.h"
+
+static const unsigned int Te0[256] = {
+ 0xc66363a5UL, 0xf87c7c84UL, 0xee777799UL, 0xf67b7b8dUL,
+ 0xfff2f20dUL, 0xd66b6bbdUL, 0xde6f6fb1UL, 0x91c5c554UL,
+ 0x60303050UL, 0x02010103UL, 0xce6767a9UL, 0x562b2b7dUL,
+ 0xe7fefe19UL, 0xb5d7d762UL, 0x4dababe6UL, 0xec76769aUL,
+ 0x8fcaca45UL, 0x1f82829dUL, 0x89c9c940UL, 0xfa7d7d87UL,
+ 0xeffafa15UL, 0xb25959ebUL, 0x8e4747c9UL, 0xfbf0f00bUL,
+ 0x41adadecUL, 0xb3d4d467UL, 0x5fa2a2fdUL, 0x45afafeaUL,
+ 0x239c9cbfUL, 0x53a4a4f7UL, 0xe4727296UL, 0x9bc0c05bUL,
+ 0x75b7b7c2UL, 0xe1fdfd1cUL, 0x3d9393aeUL, 0x4c26266aUL,
+ 0x6c36365aUL, 0x7e3f3f41UL, 0xf5f7f702UL, 0x83cccc4fUL,
+ 0x6834345cUL, 0x51a5a5f4UL, 0xd1e5e534UL, 0xf9f1f108UL,
+ 0xe2717193UL, 0xabd8d873UL, 0x62313153UL, 0x2a15153fUL,
+ 0x0804040cUL, 0x95c7c752UL, 0x46232365UL, 0x9dc3c35eUL,
+ 0x30181828UL, 0x379696a1UL, 0x0a05050fUL, 0x2f9a9ab5UL,
+ 0x0e070709UL, 0x24121236UL, 0x1b80809bUL, 0xdfe2e23dUL,
+ 0xcdebeb26UL, 0x4e272769UL, 0x7fb2b2cdUL, 0xea75759fUL,
+ 0x1209091bUL, 0x1d83839eUL, 0x582c2c74UL, 0x341a1a2eUL,
+ 0x361b1b2dUL, 0xdc6e6eb2UL, 0xb45a5aeeUL, 0x5ba0a0fbUL,
+ 0xa45252f6UL, 0x763b3b4dUL, 0xb7d6d661UL, 0x7db3b3ceUL,
+ 0x5229297bUL, 0xdde3e33eUL, 0x5e2f2f71UL, 0x13848497UL,
+ 0xa65353f5UL, 0xb9d1d168UL, 0x00000000UL, 0xc1eded2cUL,
+ 0x40202060UL, 0xe3fcfc1fUL, 0x79b1b1c8UL, 0xb65b5bedUL,
+ 0xd46a6abeUL, 0x8dcbcb46UL, 0x67bebed9UL, 0x7239394bUL,
+ 0x944a4adeUL, 0x984c4cd4UL, 0xb05858e8UL, 0x85cfcf4aUL,
+ 0xbbd0d06bUL, 0xc5efef2aUL, 0x4faaaae5UL, 0xedfbfb16UL,
+ 0x864343c5UL, 0x9a4d4dd7UL, 0x66333355UL, 0x11858594UL,
+ 0x8a4545cfUL, 0xe9f9f910UL, 0x04020206UL, 0xfe7f7f81UL,
+ 0xa05050f0UL, 0x783c3c44UL, 0x259f9fbaUL, 0x4ba8a8e3UL,
+ 0xa25151f3UL, 0x5da3a3feUL, 0x804040c0UL, 0x058f8f8aUL,
+ 0x3f9292adUL, 0x219d9dbcUL, 0x70383848UL, 0xf1f5f504UL,
+ 0x63bcbcdfUL, 0x77b6b6c1UL, 0xafdada75UL, 0x42212163UL,
+ 0x20101030UL, 0xe5ffff1aUL, 0xfdf3f30eUL, 0xbfd2d26dUL,
+ 0x81cdcd4cUL, 0x180c0c14UL, 0x26131335UL, 0xc3ecec2fUL,
+ 0xbe5f5fe1UL, 0x359797a2UL, 0x884444ccUL, 0x2e171739UL,
+ 0x93c4c457UL, 0x55a7a7f2UL, 0xfc7e7e82UL, 0x7a3d3d47UL,
+ 0xc86464acUL, 0xba5d5de7UL, 0x3219192bUL, 0xe6737395UL,
+ 0xc06060a0UL, 0x19818198UL, 0x9e4f4fd1UL, 0xa3dcdc7fUL,
+ 0x44222266UL, 0x542a2a7eUL, 0x3b9090abUL, 0x0b888883UL,
+ 0x8c4646caUL, 0xc7eeee29UL, 0x6bb8b8d3UL, 0x2814143cUL,
+ 0xa7dede79UL, 0xbc5e5ee2UL, 0x160b0b1dUL, 0xaddbdb76UL,
+ 0xdbe0e03bUL, 0x64323256UL, 0x743a3a4eUL, 0x140a0a1eUL,
+ 0x924949dbUL, 0x0c06060aUL, 0x4824246cUL, 0xb85c5ce4UL,
+ 0x9fc2c25dUL, 0xbdd3d36eUL, 0x43acacefUL, 0xc46262a6UL,
+ 0x399191a8UL, 0x319595a4UL, 0xd3e4e437UL, 0xf279798bUL,
+ 0xd5e7e732UL, 0x8bc8c843UL, 0x6e373759UL, 0xda6d6db7UL,
+ 0x018d8d8cUL, 0xb1d5d564UL, 0x9c4e4ed2UL, 0x49a9a9e0UL,
+ 0xd86c6cb4UL, 0xac5656faUL, 0xf3f4f407UL, 0xcfeaea25UL,
+ 0xca6565afUL, 0xf47a7a8eUL, 0x47aeaee9UL, 0x10080818UL,
+ 0x6fbabad5UL, 0xf0787888UL, 0x4a25256fUL, 0x5c2e2e72UL,
+ 0x381c1c24UL, 0x57a6a6f1UL, 0x73b4b4c7UL, 0x97c6c651UL,
+ 0xcbe8e823UL, 0xa1dddd7cUL, 0xe874749cUL, 0x3e1f1f21UL,
+ 0x964b4bddUL, 0x61bdbddcUL, 0x0d8b8b86UL, 0x0f8a8a85UL,
+ 0xe0707090UL, 0x7c3e3e42UL, 0x71b5b5c4UL, 0xcc6666aaUL,
+ 0x904848d8UL, 0x06030305UL, 0xf7f6f601UL, 0x1c0e0e12UL,
+ 0xc26161a3UL, 0x6a35355fUL, 0xae5757f9UL, 0x69b9b9d0UL,
+ 0x17868691UL, 0x99c1c158UL, 0x3a1d1d27UL, 0x279e9eb9UL,
+ 0xd9e1e138UL, 0xebf8f813UL, 0x2b9898b3UL, 0x22111133UL,
+ 0xd26969bbUL, 0xa9d9d970UL, 0x078e8e89UL, 0x339494a7UL,
+ 0x2d9b9bb6UL, 0x3c1e1e22UL, 0x15878792UL, 0xc9e9e920UL,
+ 0x87cece49UL, 0xaa5555ffUL, 0x50282878UL, 0xa5dfdf7aUL,
+ 0x038c8c8fUL, 0x59a1a1f8UL, 0x09898980UL, 0x1a0d0d17UL,
+ 0x65bfbfdaUL, 0xd7e6e631UL, 0x844242c6UL, 0xd06868b8UL,
+ 0x824141c3UL, 0x299999b0UL, 0x5a2d2d77UL, 0x1e0f0f11UL,
+ 0x7bb0b0cbUL, 0xa85454fcUL, 0x6dbbbbd6UL, 0x2c16163aUL,
+};
+static const unsigned int Te1[256] = {
+ 0xa5c66363UL, 0x84f87c7cUL, 0x99ee7777UL, 0x8df67b7bUL,
+ 0x0dfff2f2UL, 0xbdd66b6bUL, 0xb1de6f6fUL, 0x5491c5c5UL,
+ 0x50603030UL, 0x03020101UL, 0xa9ce6767UL, 0x7d562b2bUL,
+ 0x19e7fefeUL, 0x62b5d7d7UL, 0xe64dababUL, 0x9aec7676UL,
+ 0x458fcacaUL, 0x9d1f8282UL, 0x4089c9c9UL, 0x87fa7d7dUL,
+ 0x15effafaUL, 0xebb25959UL, 0xc98e4747UL, 0x0bfbf0f0UL,
+ 0xec41adadUL, 0x67b3d4d4UL, 0xfd5fa2a2UL, 0xea45afafUL,
+ 0xbf239c9cUL, 0xf753a4a4UL, 0x96e47272UL, 0x5b9bc0c0UL,
+ 0xc275b7b7UL, 0x1ce1fdfdUL, 0xae3d9393UL, 0x6a4c2626UL,
+ 0x5a6c3636UL, 0x417e3f3fUL, 0x02f5f7f7UL, 0x4f83ccccUL,
+ 0x5c683434UL, 0xf451a5a5UL, 0x34d1e5e5UL, 0x08f9f1f1UL,
+ 0x93e27171UL, 0x73abd8d8UL, 0x53623131UL, 0x3f2a1515UL,
+ 0x0c080404UL, 0x5295c7c7UL, 0x65462323UL, 0x5e9dc3c3UL,
+ 0x28301818UL, 0xa1379696UL, 0x0f0a0505UL, 0xb52f9a9aUL,
+ 0x090e0707UL, 0x36241212UL, 0x9b1b8080UL, 0x3ddfe2e2UL,
+ 0x26cdebebUL, 0x694e2727UL, 0xcd7fb2b2UL, 0x9fea7575UL,
+ 0x1b120909UL, 0x9e1d8383UL, 0x74582c2cUL, 0x2e341a1aUL,
+ 0x2d361b1bUL, 0xb2dc6e6eUL, 0xeeb45a5aUL, 0xfb5ba0a0UL,
+ 0xf6a45252UL, 0x4d763b3bUL, 0x61b7d6d6UL, 0xce7db3b3UL,
+ 0x7b522929UL, 0x3edde3e3UL, 0x715e2f2fUL, 0x97138484UL,
+ 0xf5a65353UL, 0x68b9d1d1UL, 0x00000000UL, 0x2cc1ededUL,
+ 0x60402020UL, 0x1fe3fcfcUL, 0xc879b1b1UL, 0xedb65b5bUL,
+ 0xbed46a6aUL, 0x468dcbcbUL, 0xd967bebeUL, 0x4b723939UL,
+ 0xde944a4aUL, 0xd4984c4cUL, 0xe8b05858UL, 0x4a85cfcfUL,
+ 0x6bbbd0d0UL, 0x2ac5efefUL, 0xe54faaaaUL, 0x16edfbfbUL,
+ 0xc5864343UL, 0xd79a4d4dUL, 0x55663333UL, 0x94118585UL,
+ 0xcf8a4545UL, 0x10e9f9f9UL, 0x06040202UL, 0x81fe7f7fUL,
+ 0xf0a05050UL, 0x44783c3cUL, 0xba259f9fUL, 0xe34ba8a8UL,
+ 0xf3a25151UL, 0xfe5da3a3UL, 0xc0804040UL, 0x8a058f8fUL,
+ 0xad3f9292UL, 0xbc219d9dUL, 0x48703838UL, 0x04f1f5f5UL,
+ 0xdf63bcbcUL, 0xc177b6b6UL, 0x75afdadaUL, 0x63422121UL,
+ 0x30201010UL, 0x1ae5ffffUL, 0x0efdf3f3UL, 0x6dbfd2d2UL,
+ 0x4c81cdcdUL, 0x14180c0cUL, 0x35261313UL, 0x2fc3ececUL,
+ 0xe1be5f5fUL, 0xa2359797UL, 0xcc884444UL, 0x392e1717UL,
+ 0x5793c4c4UL, 0xf255a7a7UL, 0x82fc7e7eUL, 0x477a3d3dUL,
+ 0xacc86464UL, 0xe7ba5d5dUL, 0x2b321919UL, 0x95e67373UL,
+ 0xa0c06060UL, 0x98198181UL, 0xd19e4f4fUL, 0x7fa3dcdcUL,
+ 0x66442222UL, 0x7e542a2aUL, 0xab3b9090UL, 0x830b8888UL,
+ 0xca8c4646UL, 0x29c7eeeeUL, 0xd36bb8b8UL, 0x3c281414UL,
+ 0x79a7dedeUL, 0xe2bc5e5eUL, 0x1d160b0bUL, 0x76addbdbUL,
+ 0x3bdbe0e0UL, 0x56643232UL, 0x4e743a3aUL, 0x1e140a0aUL,
+ 0xdb924949UL, 0x0a0c0606UL, 0x6c482424UL, 0xe4b85c5cUL,
+ 0x5d9fc2c2UL, 0x6ebdd3d3UL, 0xef43acacUL, 0xa6c46262UL,
+ 0xa8399191UL, 0xa4319595UL, 0x37d3e4e4UL, 0x8bf27979UL,
+ 0x32d5e7e7UL, 0x438bc8c8UL, 0x596e3737UL, 0xb7da6d6dUL,
+ 0x8c018d8dUL, 0x64b1d5d5UL, 0xd29c4e4eUL, 0xe049a9a9UL,
+ 0xb4d86c6cUL, 0xfaac5656UL, 0x07f3f4f4UL, 0x25cfeaeaUL,
+ 0xafca6565UL, 0x8ef47a7aUL, 0xe947aeaeUL, 0x18100808UL,
+ 0xd56fbabaUL, 0x88f07878UL, 0x6f4a2525UL, 0x725c2e2eUL,
+ 0x24381c1cUL, 0xf157a6a6UL, 0xc773b4b4UL, 0x5197c6c6UL,
+ 0x23cbe8e8UL, 0x7ca1ddddUL, 0x9ce87474UL, 0x213e1f1fUL,
+ 0xdd964b4bUL, 0xdc61bdbdUL, 0x860d8b8bUL, 0x850f8a8aUL,
+ 0x90e07070UL, 0x427c3e3eUL, 0xc471b5b5UL, 0xaacc6666UL,
+ 0xd8904848UL, 0x05060303UL, 0x01f7f6f6UL, 0x121c0e0eUL,
+ 0xa3c26161UL, 0x5f6a3535UL, 0xf9ae5757UL, 0xd069b9b9UL,
+ 0x91178686UL, 0x5899c1c1UL, 0x273a1d1dUL, 0xb9279e9eUL,
+ 0x38d9e1e1UL, 0x13ebf8f8UL, 0xb32b9898UL, 0x33221111UL,
+ 0xbbd26969UL, 0x70a9d9d9UL, 0x89078e8eUL, 0xa7339494UL,
+ 0xb62d9b9bUL, 0x223c1e1eUL, 0x92158787UL, 0x20c9e9e9UL,
+ 0x4987ceceUL, 0xffaa5555UL, 0x78502828UL, 0x7aa5dfdfUL,
+ 0x8f038c8cUL, 0xf859a1a1UL, 0x80098989UL, 0x171a0d0dUL,
+ 0xda65bfbfUL, 0x31d7e6e6UL, 0xc6844242UL, 0xb8d06868UL,
+ 0xc3824141UL, 0xb0299999UL, 0x775a2d2dUL, 0x111e0f0fUL,
+ 0xcb7bb0b0UL, 0xfca85454UL, 0xd66dbbbbUL, 0x3a2c1616UL,
+};
+static const unsigned int Te2[256] = {
+ 0x63a5c663UL, 0x7c84f87cUL, 0x7799ee77UL, 0x7b8df67bUL,
+ 0xf20dfff2UL, 0x6bbdd66bUL, 0x6fb1de6fUL, 0xc55491c5UL,
+ 0x30506030UL, 0x01030201UL, 0x67a9ce67UL, 0x2b7d562bUL,
+ 0xfe19e7feUL, 0xd762b5d7UL, 0xabe64dabUL, 0x769aec76UL,
+ 0xca458fcaUL, 0x829d1f82UL, 0xc94089c9UL, 0x7d87fa7dUL,
+ 0xfa15effaUL, 0x59ebb259UL, 0x47c98e47UL, 0xf00bfbf0UL,
+ 0xadec41adUL, 0xd467b3d4UL, 0xa2fd5fa2UL, 0xafea45afUL,
+ 0x9cbf239cUL, 0xa4f753a4UL, 0x7296e472UL, 0xc05b9bc0UL,
+ 0xb7c275b7UL, 0xfd1ce1fdUL, 0x93ae3d93UL, 0x266a4c26UL,
+ 0x365a6c36UL, 0x3f417e3fUL, 0xf702f5f7UL, 0xcc4f83ccUL,
+ 0x345c6834UL, 0xa5f451a5UL, 0xe534d1e5UL, 0xf108f9f1UL,
+ 0x7193e271UL, 0xd873abd8UL, 0x31536231UL, 0x153f2a15UL,
+ 0x040c0804UL, 0xc75295c7UL, 0x23654623UL, 0xc35e9dc3UL,
+ 0x18283018UL, 0x96a13796UL, 0x050f0a05UL, 0x9ab52f9aUL,
+ 0x07090e07UL, 0x12362412UL, 0x809b1b80UL, 0xe23ddfe2UL,
+ 0xeb26cdebUL, 0x27694e27UL, 0xb2cd7fb2UL, 0x759fea75UL,
+ 0x091b1209UL, 0x839e1d83UL, 0x2c74582cUL, 0x1a2e341aUL,
+ 0x1b2d361bUL, 0x6eb2dc6eUL, 0x5aeeb45aUL, 0xa0fb5ba0UL,
+ 0x52f6a452UL, 0x3b4d763bUL, 0xd661b7d6UL, 0xb3ce7db3UL,
+ 0x297b5229UL, 0xe33edde3UL, 0x2f715e2fUL, 0x84971384UL,
+ 0x53f5a653UL, 0xd168b9d1UL, 0x00000000UL, 0xed2cc1edUL,
+ 0x20604020UL, 0xfc1fe3fcUL, 0xb1c879b1UL, 0x5bedb65bUL,
+ 0x6abed46aUL, 0xcb468dcbUL, 0xbed967beUL, 0x394b7239UL,
+ 0x4ade944aUL, 0x4cd4984cUL, 0x58e8b058UL, 0xcf4a85cfUL,
+ 0xd06bbbd0UL, 0xef2ac5efUL, 0xaae54faaUL, 0xfb16edfbUL,
+ 0x43c58643UL, 0x4dd79a4dUL, 0x33556633UL, 0x85941185UL,
+ 0x45cf8a45UL, 0xf910e9f9UL, 0x02060402UL, 0x7f81fe7fUL,
+ 0x50f0a050UL, 0x3c44783cUL, 0x9fba259fUL, 0xa8e34ba8UL,
+ 0x51f3a251UL, 0xa3fe5da3UL, 0x40c08040UL, 0x8f8a058fUL,
+ 0x92ad3f92UL, 0x9dbc219dUL, 0x38487038UL, 0xf504f1f5UL,
+ 0xbcdf63bcUL, 0xb6c177b6UL, 0xda75afdaUL, 0x21634221UL,
+ 0x10302010UL, 0xff1ae5ffUL, 0xf30efdf3UL, 0xd26dbfd2UL,
+ 0xcd4c81cdUL, 0x0c14180cUL, 0x13352613UL, 0xec2fc3ecUL,
+ 0x5fe1be5fUL, 0x97a23597UL, 0x44cc8844UL, 0x17392e17UL,
+ 0xc45793c4UL, 0xa7f255a7UL, 0x7e82fc7eUL, 0x3d477a3dUL,
+ 0x64acc864UL, 0x5de7ba5dUL, 0x192b3219UL, 0x7395e673UL,
+ 0x60a0c060UL, 0x81981981UL, 0x4fd19e4fUL, 0xdc7fa3dcUL,
+ 0x22664422UL, 0x2a7e542aUL, 0x90ab3b90UL, 0x88830b88UL,
+ 0x46ca8c46UL, 0xee29c7eeUL, 0xb8d36bb8UL, 0x143c2814UL,
+ 0xde79a7deUL, 0x5ee2bc5eUL, 0x0b1d160bUL, 0xdb76addbUL,
+ 0xe03bdbe0UL, 0x32566432UL, 0x3a4e743aUL, 0x0a1e140aUL,
+ 0x49db9249UL, 0x060a0c06UL, 0x246c4824UL, 0x5ce4b85cUL,
+ 0xc25d9fc2UL, 0xd36ebdd3UL, 0xacef43acUL, 0x62a6c462UL,
+ 0x91a83991UL, 0x95a43195UL, 0xe437d3e4UL, 0x798bf279UL,
+ 0xe732d5e7UL, 0xc8438bc8UL, 0x37596e37UL, 0x6db7da6dUL,
+ 0x8d8c018dUL, 0xd564b1d5UL, 0x4ed29c4eUL, 0xa9e049a9UL,
+ 0x6cb4d86cUL, 0x56faac56UL, 0xf407f3f4UL, 0xea25cfeaUL,
+ 0x65afca65UL, 0x7a8ef47aUL, 0xaee947aeUL, 0x08181008UL,
+ 0xbad56fbaUL, 0x7888f078UL, 0x256f4a25UL, 0x2e725c2eUL,
+ 0x1c24381cUL, 0xa6f157a6UL, 0xb4c773b4UL, 0xc65197c6UL,
+ 0xe823cbe8UL, 0xdd7ca1ddUL, 0x749ce874UL, 0x1f213e1fUL,
+ 0x4bdd964bUL, 0xbddc61bdUL, 0x8b860d8bUL, 0x8a850f8aUL,
+ 0x7090e070UL, 0x3e427c3eUL, 0xb5c471b5UL, 0x66aacc66UL,
+ 0x48d89048UL, 0x03050603UL, 0xf601f7f6UL, 0x0e121c0eUL,
+ 0x61a3c261UL, 0x355f6a35UL, 0x57f9ae57UL, 0xb9d069b9UL,
+ 0x86911786UL, 0xc15899c1UL, 0x1d273a1dUL, 0x9eb9279eUL,
+ 0xe138d9e1UL, 0xf813ebf8UL, 0x98b32b98UL, 0x11332211UL,
+ 0x69bbd269UL, 0xd970a9d9UL, 0x8e89078eUL, 0x94a73394UL,
+ 0x9bb62d9bUL, 0x1e223c1eUL, 0x87921587UL, 0xe920c9e9UL,
+ 0xce4987ceUL, 0x55ffaa55UL, 0x28785028UL, 0xdf7aa5dfUL,
+ 0x8c8f038cUL, 0xa1f859a1UL, 0x89800989UL, 0x0d171a0dUL,
+ 0xbfda65bfUL, 0xe631d7e6UL, 0x42c68442UL, 0x68b8d068UL,
+ 0x41c38241UL, 0x99b02999UL, 0x2d775a2dUL, 0x0f111e0fUL,
+ 0xb0cb7bb0UL, 0x54fca854UL, 0xbbd66dbbUL, 0x163a2c16UL,
+};
+static const unsigned int Te3[256] = {
+ 0x6363a5c6UL, 0x7c7c84f8UL, 0x777799eeUL, 0x7b7b8df6UL,
+ 0xf2f20dffUL, 0x6b6bbdd6UL, 0x6f6fb1deUL, 0xc5c55491UL,
+ 0x30305060UL, 0x01010302UL, 0x6767a9ceUL, 0x2b2b7d56UL,
+ 0xfefe19e7UL, 0xd7d762b5UL, 0xababe64dUL, 0x76769aecUL,
+ 0xcaca458fUL, 0x82829d1fUL, 0xc9c94089UL, 0x7d7d87faUL,
+ 0xfafa15efUL, 0x5959ebb2UL, 0x4747c98eUL, 0xf0f00bfbUL,
+ 0xadadec41UL, 0xd4d467b3UL, 0xa2a2fd5fUL, 0xafafea45UL,
+ 0x9c9cbf23UL, 0xa4a4f753UL, 0x727296e4UL, 0xc0c05b9bUL,
+ 0xb7b7c275UL, 0xfdfd1ce1UL, 0x9393ae3dUL, 0x26266a4cUL,
+ 0x36365a6cUL, 0x3f3f417eUL, 0xf7f702f5UL, 0xcccc4f83UL,
+ 0x34345c68UL, 0xa5a5f451UL, 0xe5e534d1UL, 0xf1f108f9UL,
+ 0x717193e2UL, 0xd8d873abUL, 0x31315362UL, 0x15153f2aUL,
+ 0x04040c08UL, 0xc7c75295UL, 0x23236546UL, 0xc3c35e9dUL,
+ 0x18182830UL, 0x9696a137UL, 0x05050f0aUL, 0x9a9ab52fUL,
+ 0x0707090eUL, 0x12123624UL, 0x80809b1bUL, 0xe2e23ddfUL,
+ 0xebeb26cdUL, 0x2727694eUL, 0xb2b2cd7fUL, 0x75759feaUL,
+ 0x09091b12UL, 0x83839e1dUL, 0x2c2c7458UL, 0x1a1a2e34UL,
+ 0x1b1b2d36UL, 0x6e6eb2dcUL, 0x5a5aeeb4UL, 0xa0a0fb5bUL,
+ 0x5252f6a4UL, 0x3b3b4d76UL, 0xd6d661b7UL, 0xb3b3ce7dUL,
+ 0x29297b52UL, 0xe3e33eddUL, 0x2f2f715eUL, 0x84849713UL,
+ 0x5353f5a6UL, 0xd1d168b9UL, 0x00000000UL, 0xeded2cc1UL,
+ 0x20206040UL, 0xfcfc1fe3UL, 0xb1b1c879UL, 0x5b5bedb6UL,
+ 0x6a6abed4UL, 0xcbcb468dUL, 0xbebed967UL, 0x39394b72UL,
+ 0x4a4ade94UL, 0x4c4cd498UL, 0x5858e8b0UL, 0xcfcf4a85UL,
+ 0xd0d06bbbUL, 0xefef2ac5UL, 0xaaaae54fUL, 0xfbfb16edUL,
+ 0x4343c586UL, 0x4d4dd79aUL, 0x33335566UL, 0x85859411UL,
+ 0x4545cf8aUL, 0xf9f910e9UL, 0x02020604UL, 0x7f7f81feUL,
+ 0x5050f0a0UL, 0x3c3c4478UL, 0x9f9fba25UL, 0xa8a8e34bUL,
+ 0x5151f3a2UL, 0xa3a3fe5dUL, 0x4040c080UL, 0x8f8f8a05UL,
+ 0x9292ad3fUL, 0x9d9dbc21UL, 0x38384870UL, 0xf5f504f1UL,
+ 0xbcbcdf63UL, 0xb6b6c177UL, 0xdada75afUL, 0x21216342UL,
+ 0x10103020UL, 0xffff1ae5UL, 0xf3f30efdUL, 0xd2d26dbfUL,
+ 0xcdcd4c81UL, 0x0c0c1418UL, 0x13133526UL, 0xecec2fc3UL,
+ 0x5f5fe1beUL, 0x9797a235UL, 0x4444cc88UL, 0x1717392eUL,
+ 0xc4c45793UL, 0xa7a7f255UL, 0x7e7e82fcUL, 0x3d3d477aUL,
+ 0x6464acc8UL, 0x5d5de7baUL, 0x19192b32UL, 0x737395e6UL,
+ 0x6060a0c0UL, 0x81819819UL, 0x4f4fd19eUL, 0xdcdc7fa3UL,
+ 0x22226644UL, 0x2a2a7e54UL, 0x9090ab3bUL, 0x8888830bUL,
+ 0x4646ca8cUL, 0xeeee29c7UL, 0xb8b8d36bUL, 0x14143c28UL,
+ 0xdede79a7UL, 0x5e5ee2bcUL, 0x0b0b1d16UL, 0xdbdb76adUL,
+ 0xe0e03bdbUL, 0x32325664UL, 0x3a3a4e74UL, 0x0a0a1e14UL,
+ 0x4949db92UL, 0x06060a0cUL, 0x24246c48UL, 0x5c5ce4b8UL,
+ 0xc2c25d9fUL, 0xd3d36ebdUL, 0xacacef43UL, 0x6262a6c4UL,
+ 0x9191a839UL, 0x9595a431UL, 0xe4e437d3UL, 0x79798bf2UL,
+ 0xe7e732d5UL, 0xc8c8438bUL, 0x3737596eUL, 0x6d6db7daUL,
+ 0x8d8d8c01UL, 0xd5d564b1UL, 0x4e4ed29cUL, 0xa9a9e049UL,
+ 0x6c6cb4d8UL, 0x5656faacUL, 0xf4f407f3UL, 0xeaea25cfUL,
+ 0x6565afcaUL, 0x7a7a8ef4UL, 0xaeaee947UL, 0x08081810UL,
+ 0xbabad56fUL, 0x787888f0UL, 0x25256f4aUL, 0x2e2e725cUL,
+ 0x1c1c2438UL, 0xa6a6f157UL, 0xb4b4c773UL, 0xc6c65197UL,
+ 0xe8e823cbUL, 0xdddd7ca1UL, 0x74749ce8UL, 0x1f1f213eUL,
+ 0x4b4bdd96UL, 0xbdbddc61UL, 0x8b8b860dUL, 0x8a8a850fUL,
+ 0x707090e0UL, 0x3e3e427cUL, 0xb5b5c471UL, 0x6666aaccUL,
+ 0x4848d890UL, 0x03030506UL, 0xf6f601f7UL, 0x0e0e121cUL,
+ 0x6161a3c2UL, 0x35355f6aUL, 0x5757f9aeUL, 0xb9b9d069UL,
+ 0x86869117UL, 0xc1c15899UL, 0x1d1d273aUL, 0x9e9eb927UL,
+ 0xe1e138d9UL, 0xf8f813ebUL, 0x9898b32bUL, 0x11113322UL,
+ 0x6969bbd2UL, 0xd9d970a9UL, 0x8e8e8907UL, 0x9494a733UL,
+ 0x9b9bb62dUL, 0x1e1e223cUL, 0x87879215UL, 0xe9e920c9UL,
+ 0xcece4987UL, 0x5555ffaaUL, 0x28287850UL, 0xdfdf7aa5UL,
+ 0x8c8c8f03UL, 0xa1a1f859UL, 0x89898009UL, 0x0d0d171aUL,
+ 0xbfbfda65UL, 0xe6e631d7UL, 0x4242c684UL, 0x6868b8d0UL,
+ 0x4141c382UL, 0x9999b029UL, 0x2d2d775aUL, 0x0f0f111eUL,
+ 0xb0b0cb7bUL, 0x5454fca8UL, 0xbbbbd66dUL, 0x16163a2cUL,
+};
+static const unsigned int Te4[256] = {
+ 0x63636363UL, 0x7c7c7c7cUL, 0x77777777UL, 0x7b7b7b7bUL,
+ 0xf2f2f2f2UL, 0x6b6b6b6bUL, 0x6f6f6f6fUL, 0xc5c5c5c5UL,
+ 0x30303030UL, 0x01010101UL, 0x67676767UL, 0x2b2b2b2bUL,
+ 0xfefefefeUL, 0xd7d7d7d7UL, 0xababababUL, 0x76767676UL,
+ 0xcacacacaUL, 0x82828282UL, 0xc9c9c9c9UL, 0x7d7d7d7dUL,
+ 0xfafafafaUL, 0x59595959UL, 0x47474747UL, 0xf0f0f0f0UL,
+ 0xadadadadUL, 0xd4d4d4d4UL, 0xa2a2a2a2UL, 0xafafafafUL,
+ 0x9c9c9c9cUL, 0xa4a4a4a4UL, 0x72727272UL, 0xc0c0c0c0UL,
+ 0xb7b7b7b7UL, 0xfdfdfdfdUL, 0x93939393UL, 0x26262626UL,
+ 0x36363636UL, 0x3f3f3f3fUL, 0xf7f7f7f7UL, 0xccccccccUL,
+ 0x34343434UL, 0xa5a5a5a5UL, 0xe5e5e5e5UL, 0xf1f1f1f1UL,
+ 0x71717171UL, 0xd8d8d8d8UL, 0x31313131UL, 0x15151515UL,
+ 0x04040404UL, 0xc7c7c7c7UL, 0x23232323UL, 0xc3c3c3c3UL,
+ 0x18181818UL, 0x96969696UL, 0x05050505UL, 0x9a9a9a9aUL,
+ 0x07070707UL, 0x12121212UL, 0x80808080UL, 0xe2e2e2e2UL,
+ 0xebebebebUL, 0x27272727UL, 0xb2b2b2b2UL, 0x75757575UL,
+ 0x09090909UL, 0x83838383UL, 0x2c2c2c2cUL, 0x1a1a1a1aUL,
+ 0x1b1b1b1bUL, 0x6e6e6e6eUL, 0x5a5a5a5aUL, 0xa0a0a0a0UL,
+ 0x52525252UL, 0x3b3b3b3bUL, 0xd6d6d6d6UL, 0xb3b3b3b3UL,
+ 0x29292929UL, 0xe3e3e3e3UL, 0x2f2f2f2fUL, 0x84848484UL,
+ 0x53535353UL, 0xd1d1d1d1UL, 0x00000000UL, 0xededededUL,
+ 0x20202020UL, 0xfcfcfcfcUL, 0xb1b1b1b1UL, 0x5b5b5b5bUL,
+ 0x6a6a6a6aUL, 0xcbcbcbcbUL, 0xbebebebeUL, 0x39393939UL,
+ 0x4a4a4a4aUL, 0x4c4c4c4cUL, 0x58585858UL, 0xcfcfcfcfUL,
+ 0xd0d0d0d0UL, 0xefefefefUL, 0xaaaaaaaaUL, 0xfbfbfbfbUL,
+ 0x43434343UL, 0x4d4d4d4dUL, 0x33333333UL, 0x85858585UL,
+ 0x45454545UL, 0xf9f9f9f9UL, 0x02020202UL, 0x7f7f7f7fUL,
+ 0x50505050UL, 0x3c3c3c3cUL, 0x9f9f9f9fUL, 0xa8a8a8a8UL,
+ 0x51515151UL, 0xa3a3a3a3UL, 0x40404040UL, 0x8f8f8f8fUL,
+ 0x92929292UL, 0x9d9d9d9dUL, 0x38383838UL, 0xf5f5f5f5UL,
+ 0xbcbcbcbcUL, 0xb6b6b6b6UL, 0xdadadadaUL, 0x21212121UL,
+ 0x10101010UL, 0xffffffffUL, 0xf3f3f3f3UL, 0xd2d2d2d2UL,
+ 0xcdcdcdcdUL, 0x0c0c0c0cUL, 0x13131313UL, 0xececececUL,
+ 0x5f5f5f5fUL, 0x97979797UL, 0x44444444UL, 0x17171717UL,
+ 0xc4c4c4c4UL, 0xa7a7a7a7UL, 0x7e7e7e7eUL, 0x3d3d3d3dUL,
+ 0x64646464UL, 0x5d5d5d5dUL, 0x19191919UL, 0x73737373UL,
+ 0x60606060UL, 0x81818181UL, 0x4f4f4f4fUL, 0xdcdcdcdcUL,
+ 0x22222222UL, 0x2a2a2a2aUL, 0x90909090UL, 0x88888888UL,
+ 0x46464646UL, 0xeeeeeeeeUL, 0xb8b8b8b8UL, 0x14141414UL,
+ 0xdedededeUL, 0x5e5e5e5eUL, 0x0b0b0b0bUL, 0xdbdbdbdbUL,
+ 0xe0e0e0e0UL, 0x32323232UL, 0x3a3a3a3aUL, 0x0a0a0a0aUL,
+ 0x49494949UL, 0x06060606UL, 0x24242424UL, 0x5c5c5c5cUL,
+ 0xc2c2c2c2UL, 0xd3d3d3d3UL, 0xacacacacUL, 0x62626262UL,
+ 0x91919191UL, 0x95959595UL, 0xe4e4e4e4UL, 0x79797979UL,
+ 0xe7e7e7e7UL, 0xc8c8c8c8UL, 0x37373737UL, 0x6d6d6d6dUL,
+ 0x8d8d8d8dUL, 0xd5d5d5d5UL, 0x4e4e4e4eUL, 0xa9a9a9a9UL,
+ 0x6c6c6c6cUL, 0x56565656UL, 0xf4f4f4f4UL, 0xeaeaeaeaUL,
+ 0x65656565UL, 0x7a7a7a7aUL, 0xaeaeaeaeUL, 0x08080808UL,
+ 0xbabababaUL, 0x78787878UL, 0x25252525UL, 0x2e2e2e2eUL,
+ 0x1c1c1c1cUL, 0xa6a6a6a6UL, 0xb4b4b4b4UL, 0xc6c6c6c6UL,
+ 0xe8e8e8e8UL, 0xddddddddUL, 0x74747474UL, 0x1f1f1f1fUL,
+ 0x4b4b4b4bUL, 0xbdbdbdbdUL, 0x8b8b8b8bUL, 0x8a8a8a8aUL,
+ 0x70707070UL, 0x3e3e3e3eUL, 0xb5b5b5b5UL, 0x66666666UL,
+ 0x48484848UL, 0x03030303UL, 0xf6f6f6f6UL, 0x0e0e0e0eUL,
+ 0x61616161UL, 0x35353535UL, 0x57575757UL, 0xb9b9b9b9UL,
+ 0x86868686UL, 0xc1c1c1c1UL, 0x1d1d1d1dUL, 0x9e9e9e9eUL,
+ 0xe1e1e1e1UL, 0xf8f8f8f8UL, 0x98989898UL, 0x11111111UL,
+ 0x69696969UL, 0xd9d9d9d9UL, 0x8e8e8e8eUL, 0x94949494UL,
+ 0x9b9b9b9bUL, 0x1e1e1e1eUL, 0x87878787UL, 0xe9e9e9e9UL,
+ 0xcecececeUL, 0x55555555UL, 0x28282828UL, 0xdfdfdfdfUL,
+ 0x8c8c8c8cUL, 0xa1a1a1a1UL, 0x89898989UL, 0x0d0d0d0dUL,
+ 0xbfbfbfbfUL, 0xe6e6e6e6UL, 0x42424242UL, 0x68686868UL,
+ 0x41414141UL, 0x99999999UL, 0x2d2d2d2dUL, 0x0f0f0f0fUL,
+ 0xb0b0b0b0UL, 0x54545454UL, 0xbbbbbbbbUL, 0x16161616UL,
+};
+static const unsigned int Td0[256] = {
+ 0x51f4a750UL, 0x7e416553UL, 0x1a17a4c3UL, 0x3a275e96UL,
+ 0x3bab6bcbUL, 0x1f9d45f1UL, 0xacfa58abUL, 0x4be30393UL,
+ 0x2030fa55UL, 0xad766df6UL, 0x88cc7691UL, 0xf5024c25UL,
+ 0x4fe5d7fcUL, 0xc52acbd7UL, 0x26354480UL, 0xb562a38fUL,
+ 0xdeb15a49UL, 0x25ba1b67UL, 0x45ea0e98UL, 0x5dfec0e1UL,
+ 0xc32f7502UL, 0x814cf012UL, 0x8d4697a3UL, 0x6bd3f9c6UL,
+ 0x038f5fe7UL, 0x15929c95UL, 0xbf6d7aebUL, 0x955259daUL,
+ 0xd4be832dUL, 0x587421d3UL, 0x49e06929UL, 0x8ec9c844UL,
+ 0x75c2896aUL, 0xf48e7978UL, 0x99583e6bUL, 0x27b971ddUL,
+ 0xbee14fb6UL, 0xf088ad17UL, 0xc920ac66UL, 0x7dce3ab4UL,
+ 0x63df4a18UL, 0xe51a3182UL, 0x97513360UL, 0x62537f45UL,
+ 0xb16477e0UL, 0xbb6bae84UL, 0xfe81a01cUL, 0xf9082b94UL,
+ 0x70486858UL, 0x8f45fd19UL, 0x94de6c87UL, 0x527bf8b7UL,
+ 0xab73d323UL, 0x724b02e2UL, 0xe31f8f57UL, 0x6655ab2aUL,
+ 0xb2eb2807UL, 0x2fb5c203UL, 0x86c57b9aUL, 0xd33708a5UL,
+ 0x302887f2UL, 0x23bfa5b2UL, 0x02036abaUL, 0xed16825cUL,
+ 0x8acf1c2bUL, 0xa779b492UL, 0xf307f2f0UL, 0x4e69e2a1UL,
+ 0x65daf4cdUL, 0x0605bed5UL, 0xd134621fUL, 0xc4a6fe8aUL,
+ 0x342e539dUL, 0xa2f355a0UL, 0x058ae132UL, 0xa4f6eb75UL,
+ 0x0b83ec39UL, 0x4060efaaUL, 0x5e719f06UL, 0xbd6e1051UL,
+ 0x3e218af9UL, 0x96dd063dUL, 0xdd3e05aeUL, 0x4de6bd46UL,
+ 0x91548db5UL, 0x71c45d05UL, 0x0406d46fUL, 0x605015ffUL,
+ 0x1998fb24UL, 0xd6bde997UL, 0x894043ccUL, 0x67d99e77UL,
+ 0xb0e842bdUL, 0x07898b88UL, 0xe7195b38UL, 0x79c8eedbUL,
+ 0xa17c0a47UL, 0x7c420fe9UL, 0xf8841ec9UL, 0x00000000UL,
+ 0x09808683UL, 0x322bed48UL, 0x1e1170acUL, 0x6c5a724eUL,
+ 0xfd0efffbUL, 0x0f853856UL, 0x3daed51eUL, 0x362d3927UL,
+ 0x0a0fd964UL, 0x685ca621UL, 0x9b5b54d1UL, 0x24362e3aUL,
+ 0x0c0a67b1UL, 0x9357e70fUL, 0xb4ee96d2UL, 0x1b9b919eUL,
+ 0x80c0c54fUL, 0x61dc20a2UL, 0x5a774b69UL, 0x1c121a16UL,
+ 0xe293ba0aUL, 0xc0a02ae5UL, 0x3c22e043UL, 0x121b171dUL,
+ 0x0e090d0bUL, 0xf28bc7adUL, 0x2db6a8b9UL, 0x141ea9c8UL,
+ 0x57f11985UL, 0xaf75074cUL, 0xee99ddbbUL, 0xa37f60fdUL,
+ 0xf701269fUL, 0x5c72f5bcUL, 0x44663bc5UL, 0x5bfb7e34UL,
+ 0x8b432976UL, 0xcb23c6dcUL, 0xb6edfc68UL, 0xb8e4f163UL,
+ 0xd731dccaUL, 0x42638510UL, 0x13972240UL, 0x84c61120UL,
+ 0x854a247dUL, 0xd2bb3df8UL, 0xaef93211UL, 0xc729a16dUL,
+ 0x1d9e2f4bUL, 0xdcb230f3UL, 0x0d8652ecUL, 0x77c1e3d0UL,
+ 0x2bb3166cUL, 0xa970b999UL, 0x119448faUL, 0x47e96422UL,
+ 0xa8fc8cc4UL, 0xa0f03f1aUL, 0x567d2cd8UL, 0x223390efUL,
+ 0x87494ec7UL, 0xd938d1c1UL, 0x8ccaa2feUL, 0x98d40b36UL,
+ 0xa6f581cfUL, 0xa57ade28UL, 0xdab78e26UL, 0x3fadbfa4UL,
+ 0x2c3a9de4UL, 0x5078920dUL, 0x6a5fcc9bUL, 0x547e4662UL,
+ 0xf68d13c2UL, 0x90d8b8e8UL, 0x2e39f75eUL, 0x82c3aff5UL,
+ 0x9f5d80beUL, 0x69d0937cUL, 0x6fd52da9UL, 0xcf2512b3UL,
+ 0xc8ac993bUL, 0x10187da7UL, 0xe89c636eUL, 0xdb3bbb7bUL,
+ 0xcd267809UL, 0x6e5918f4UL, 0xec9ab701UL, 0x834f9aa8UL,
+ 0xe6956e65UL, 0xaaffe67eUL, 0x21bccf08UL, 0xef15e8e6UL,
+ 0xbae79bd9UL, 0x4a6f36ceUL, 0xea9f09d4UL, 0x29b07cd6UL,
+ 0x31a4b2afUL, 0x2a3f2331UL, 0xc6a59430UL, 0x35a266c0UL,
+ 0x744ebc37UL, 0xfc82caa6UL, 0xe090d0b0UL, 0x33a7d815UL,
+ 0xf104984aUL, 0x41ecdaf7UL, 0x7fcd500eUL, 0x1791f62fUL,
+ 0x764dd68dUL, 0x43efb04dUL, 0xccaa4d54UL, 0xe49604dfUL,
+ 0x9ed1b5e3UL, 0x4c6a881bUL, 0xc12c1fb8UL, 0x4665517fUL,
+ 0x9d5eea04UL, 0x018c355dUL, 0xfa877473UL, 0xfb0b412eUL,
+ 0xb3671d5aUL, 0x92dbd252UL, 0xe9105633UL, 0x6dd64713UL,
+ 0x9ad7618cUL, 0x37a10c7aUL, 0x59f8148eUL, 0xeb133c89UL,
+ 0xcea927eeUL, 0xb761c935UL, 0xe11ce5edUL, 0x7a47b13cUL,
+ 0x9cd2df59UL, 0x55f2733fUL, 0x1814ce79UL, 0x73c737bfUL,
+ 0x53f7cdeaUL, 0x5ffdaa5bUL, 0xdf3d6f14UL, 0x7844db86UL,
+ 0xcaaff381UL, 0xb968c43eUL, 0x3824342cUL, 0xc2a3405fUL,
+ 0x161dc372UL, 0xbce2250cUL, 0x283c498bUL, 0xff0d9541UL,
+ 0x39a80171UL, 0x080cb3deUL, 0xd8b4e49cUL, 0x6456c190UL,
+ 0x7bcb8461UL, 0xd532b670UL, 0x486c5c74UL, 0xd0b85742UL,
+};
+static const unsigned int Td1[256] = {
+ 0x5051f4a7UL, 0x537e4165UL, 0xc31a17a4UL, 0x963a275eUL,
+ 0xcb3bab6bUL, 0xf11f9d45UL, 0xabacfa58UL, 0x934be303UL,
+ 0x552030faUL, 0xf6ad766dUL, 0x9188cc76UL, 0x25f5024cUL,
+ 0xfc4fe5d7UL, 0xd7c52acbUL, 0x80263544UL, 0x8fb562a3UL,
+ 0x49deb15aUL, 0x6725ba1bUL, 0x9845ea0eUL, 0xe15dfec0UL,
+ 0x02c32f75UL, 0x12814cf0UL, 0xa38d4697UL, 0xc66bd3f9UL,
+ 0xe7038f5fUL, 0x9515929cUL, 0xebbf6d7aUL, 0xda955259UL,
+ 0x2dd4be83UL, 0xd3587421UL, 0x2949e069UL, 0x448ec9c8UL,
+ 0x6a75c289UL, 0x78f48e79UL, 0x6b99583eUL, 0xdd27b971UL,
+ 0xb6bee14fUL, 0x17f088adUL, 0x66c920acUL, 0xb47dce3aUL,
+ 0x1863df4aUL, 0x82e51a31UL, 0x60975133UL, 0x4562537fUL,
+ 0xe0b16477UL, 0x84bb6baeUL, 0x1cfe81a0UL, 0x94f9082bUL,
+ 0x58704868UL, 0x198f45fdUL, 0x8794de6cUL, 0xb7527bf8UL,
+ 0x23ab73d3UL, 0xe2724b02UL, 0x57e31f8fUL, 0x2a6655abUL,
+ 0x07b2eb28UL, 0x032fb5c2UL, 0x9a86c57bUL, 0xa5d33708UL,
+ 0xf2302887UL, 0xb223bfa5UL, 0xba02036aUL, 0x5ced1682UL,
+ 0x2b8acf1cUL, 0x92a779b4UL, 0xf0f307f2UL, 0xa14e69e2UL,
+ 0xcd65daf4UL, 0xd50605beUL, 0x1fd13462UL, 0x8ac4a6feUL,
+ 0x9d342e53UL, 0xa0a2f355UL, 0x32058ae1UL, 0x75a4f6ebUL,
+ 0x390b83ecUL, 0xaa4060efUL, 0x065e719fUL, 0x51bd6e10UL,
+ 0xf93e218aUL, 0x3d96dd06UL, 0xaedd3e05UL, 0x464de6bdUL,
+ 0xb591548dUL, 0x0571c45dUL, 0x6f0406d4UL, 0xff605015UL,
+ 0x241998fbUL, 0x97d6bde9UL, 0xcc894043UL, 0x7767d99eUL,
+ 0xbdb0e842UL, 0x8807898bUL, 0x38e7195bUL, 0xdb79c8eeUL,
+ 0x47a17c0aUL, 0xe97c420fUL, 0xc9f8841eUL, 0x00000000UL,
+ 0x83098086UL, 0x48322bedUL, 0xac1e1170UL, 0x4e6c5a72UL,
+ 0xfbfd0effUL, 0x560f8538UL, 0x1e3daed5UL, 0x27362d39UL,
+ 0x640a0fd9UL, 0x21685ca6UL, 0xd19b5b54UL, 0x3a24362eUL,
+ 0xb10c0a67UL, 0x0f9357e7UL, 0xd2b4ee96UL, 0x9e1b9b91UL,
+ 0x4f80c0c5UL, 0xa261dc20UL, 0x695a774bUL, 0x161c121aUL,
+ 0x0ae293baUL, 0xe5c0a02aUL, 0x433c22e0UL, 0x1d121b17UL,
+ 0x0b0e090dUL, 0xadf28bc7UL, 0xb92db6a8UL, 0xc8141ea9UL,
+ 0x8557f119UL, 0x4caf7507UL, 0xbbee99ddUL, 0xfda37f60UL,
+ 0x9ff70126UL, 0xbc5c72f5UL, 0xc544663bUL, 0x345bfb7eUL,
+ 0x768b4329UL, 0xdccb23c6UL, 0x68b6edfcUL, 0x63b8e4f1UL,
+ 0xcad731dcUL, 0x10426385UL, 0x40139722UL, 0x2084c611UL,
+ 0x7d854a24UL, 0xf8d2bb3dUL, 0x11aef932UL, 0x6dc729a1UL,
+ 0x4b1d9e2fUL, 0xf3dcb230UL, 0xec0d8652UL, 0xd077c1e3UL,
+ 0x6c2bb316UL, 0x99a970b9UL, 0xfa119448UL, 0x2247e964UL,
+ 0xc4a8fc8cUL, 0x1aa0f03fUL, 0xd8567d2cUL, 0xef223390UL,
+ 0xc787494eUL, 0xc1d938d1UL, 0xfe8ccaa2UL, 0x3698d40bUL,
+ 0xcfa6f581UL, 0x28a57adeUL, 0x26dab78eUL, 0xa43fadbfUL,
+ 0xe42c3a9dUL, 0x0d507892UL, 0x9b6a5fccUL, 0x62547e46UL,
+ 0xc2f68d13UL, 0xe890d8b8UL, 0x5e2e39f7UL, 0xf582c3afUL,
+ 0xbe9f5d80UL, 0x7c69d093UL, 0xa96fd52dUL, 0xb3cf2512UL,
+ 0x3bc8ac99UL, 0xa710187dUL, 0x6ee89c63UL, 0x7bdb3bbbUL,
+ 0x09cd2678UL, 0xf46e5918UL, 0x01ec9ab7UL, 0xa8834f9aUL,
+ 0x65e6956eUL, 0x7eaaffe6UL, 0x0821bccfUL, 0xe6ef15e8UL,
+ 0xd9bae79bUL, 0xce4a6f36UL, 0xd4ea9f09UL, 0xd629b07cUL,
+ 0xaf31a4b2UL, 0x312a3f23UL, 0x30c6a594UL, 0xc035a266UL,
+ 0x37744ebcUL, 0xa6fc82caUL, 0xb0e090d0UL, 0x1533a7d8UL,
+ 0x4af10498UL, 0xf741ecdaUL, 0x0e7fcd50UL, 0x2f1791f6UL,
+ 0x8d764dd6UL, 0x4d43efb0UL, 0x54ccaa4dUL, 0xdfe49604UL,
+ 0xe39ed1b5UL, 0x1b4c6a88UL, 0xb8c12c1fUL, 0x7f466551UL,
+ 0x049d5eeaUL, 0x5d018c35UL, 0x73fa8774UL, 0x2efb0b41UL,
+ 0x5ab3671dUL, 0x5292dbd2UL, 0x33e91056UL, 0x136dd647UL,
+ 0x8c9ad761UL, 0x7a37a10cUL, 0x8e59f814UL, 0x89eb133cUL,
+ 0xeecea927UL, 0x35b761c9UL, 0xede11ce5UL, 0x3c7a47b1UL,
+ 0x599cd2dfUL, 0x3f55f273UL, 0x791814ceUL, 0xbf73c737UL,
+ 0xea53f7cdUL, 0x5b5ffdaaUL, 0x14df3d6fUL, 0x867844dbUL,
+ 0x81caaff3UL, 0x3eb968c4UL, 0x2c382434UL, 0x5fc2a340UL,
+ 0x72161dc3UL, 0x0cbce225UL, 0x8b283c49UL, 0x41ff0d95UL,
+ 0x7139a801UL, 0xde080cb3UL, 0x9cd8b4e4UL, 0x906456c1UL,
+ 0x617bcb84UL, 0x70d532b6UL, 0x74486c5cUL, 0x42d0b857UL,
+};
+static const unsigned int Td2[256] = {
+ 0xa75051f4UL, 0x65537e41UL, 0xa4c31a17UL, 0x5e963a27UL,
+ 0x6bcb3babUL, 0x45f11f9dUL, 0x58abacfaUL, 0x03934be3UL,
+ 0xfa552030UL, 0x6df6ad76UL, 0x769188ccUL, 0x4c25f502UL,
+ 0xd7fc4fe5UL, 0xcbd7c52aUL, 0x44802635UL, 0xa38fb562UL,
+ 0x5a49deb1UL, 0x1b6725baUL, 0x0e9845eaUL, 0xc0e15dfeUL,
+ 0x7502c32fUL, 0xf012814cUL, 0x97a38d46UL, 0xf9c66bd3UL,
+ 0x5fe7038fUL, 0x9c951592UL, 0x7aebbf6dUL, 0x59da9552UL,
+ 0x832dd4beUL, 0x21d35874UL, 0x692949e0UL, 0xc8448ec9UL,
+ 0x896a75c2UL, 0x7978f48eUL, 0x3e6b9958UL, 0x71dd27b9UL,
+ 0x4fb6bee1UL, 0xad17f088UL, 0xac66c920UL, 0x3ab47dceUL,
+ 0x4a1863dfUL, 0x3182e51aUL, 0x33609751UL, 0x7f456253UL,
+ 0x77e0b164UL, 0xae84bb6bUL, 0xa01cfe81UL, 0x2b94f908UL,
+ 0x68587048UL, 0xfd198f45UL, 0x6c8794deUL, 0xf8b7527bUL,
+ 0xd323ab73UL, 0x02e2724bUL, 0x8f57e31fUL, 0xab2a6655UL,
+ 0x2807b2ebUL, 0xc2032fb5UL, 0x7b9a86c5UL, 0x08a5d337UL,
+ 0x87f23028UL, 0xa5b223bfUL, 0x6aba0203UL, 0x825ced16UL,
+ 0x1c2b8acfUL, 0xb492a779UL, 0xf2f0f307UL, 0xe2a14e69UL,
+ 0xf4cd65daUL, 0xbed50605UL, 0x621fd134UL, 0xfe8ac4a6UL,
+ 0x539d342eUL, 0x55a0a2f3UL, 0xe132058aUL, 0xeb75a4f6UL,
+ 0xec390b83UL, 0xefaa4060UL, 0x9f065e71UL, 0x1051bd6eUL,
+ 0x8af93e21UL, 0x063d96ddUL, 0x05aedd3eUL, 0xbd464de6UL,
+ 0x8db59154UL, 0x5d0571c4UL, 0xd46f0406UL, 0x15ff6050UL,
+ 0xfb241998UL, 0xe997d6bdUL, 0x43cc8940UL, 0x9e7767d9UL,
+ 0x42bdb0e8UL, 0x8b880789UL, 0x5b38e719UL, 0xeedb79c8UL,
+ 0x0a47a17cUL, 0x0fe97c42UL, 0x1ec9f884UL, 0x00000000UL,
+ 0x86830980UL, 0xed48322bUL, 0x70ac1e11UL, 0x724e6c5aUL,
+ 0xfffbfd0eUL, 0x38560f85UL, 0xd51e3daeUL, 0x3927362dUL,
+ 0xd9640a0fUL, 0xa621685cUL, 0x54d19b5bUL, 0x2e3a2436UL,
+ 0x67b10c0aUL, 0xe70f9357UL, 0x96d2b4eeUL, 0x919e1b9bUL,
+ 0xc54f80c0UL, 0x20a261dcUL, 0x4b695a77UL, 0x1a161c12UL,
+ 0xba0ae293UL, 0x2ae5c0a0UL, 0xe0433c22UL, 0x171d121bUL,
+ 0x0d0b0e09UL, 0xc7adf28bUL, 0xa8b92db6UL, 0xa9c8141eUL,
+ 0x198557f1UL, 0x074caf75UL, 0xddbbee99UL, 0x60fda37fUL,
+ 0x269ff701UL, 0xf5bc5c72UL, 0x3bc54466UL, 0x7e345bfbUL,
+ 0x29768b43UL, 0xc6dccb23UL, 0xfc68b6edUL, 0xf163b8e4UL,
+ 0xdccad731UL, 0x85104263UL, 0x22401397UL, 0x112084c6UL,
+ 0x247d854aUL, 0x3df8d2bbUL, 0x3211aef9UL, 0xa16dc729UL,
+ 0x2f4b1d9eUL, 0x30f3dcb2UL, 0x52ec0d86UL, 0xe3d077c1UL,
+ 0x166c2bb3UL, 0xb999a970UL, 0x48fa1194UL, 0x642247e9UL,
+ 0x8cc4a8fcUL, 0x3f1aa0f0UL, 0x2cd8567dUL, 0x90ef2233UL,
+ 0x4ec78749UL, 0xd1c1d938UL, 0xa2fe8ccaUL, 0x0b3698d4UL,
+ 0x81cfa6f5UL, 0xde28a57aUL, 0x8e26dab7UL, 0xbfa43fadUL,
+ 0x9de42c3aUL, 0x920d5078UL, 0xcc9b6a5fUL, 0x4662547eUL,
+ 0x13c2f68dUL, 0xb8e890d8UL, 0xf75e2e39UL, 0xaff582c3UL,
+ 0x80be9f5dUL, 0x937c69d0UL, 0x2da96fd5UL, 0x12b3cf25UL,
+ 0x993bc8acUL, 0x7da71018UL, 0x636ee89cUL, 0xbb7bdb3bUL,
+ 0x7809cd26UL, 0x18f46e59UL, 0xb701ec9aUL, 0x9aa8834fUL,
+ 0x6e65e695UL, 0xe67eaaffUL, 0xcf0821bcUL, 0xe8e6ef15UL,
+ 0x9bd9bae7UL, 0x36ce4a6fUL, 0x09d4ea9fUL, 0x7cd629b0UL,
+ 0xb2af31a4UL, 0x23312a3fUL, 0x9430c6a5UL, 0x66c035a2UL,
+ 0xbc37744eUL, 0xcaa6fc82UL, 0xd0b0e090UL, 0xd81533a7UL,
+ 0x984af104UL, 0xdaf741ecUL, 0x500e7fcdUL, 0xf62f1791UL,
+ 0xd68d764dUL, 0xb04d43efUL, 0x4d54ccaaUL, 0x04dfe496UL,
+ 0xb5e39ed1UL, 0x881b4c6aUL, 0x1fb8c12cUL, 0x517f4665UL,
+ 0xea049d5eUL, 0x355d018cUL, 0x7473fa87UL, 0x412efb0bUL,
+ 0x1d5ab367UL, 0xd25292dbUL, 0x5633e910UL, 0x47136dd6UL,
+ 0x618c9ad7UL, 0x0c7a37a1UL, 0x148e59f8UL, 0x3c89eb13UL,
+ 0x27eecea9UL, 0xc935b761UL, 0xe5ede11cUL, 0xb13c7a47UL,
+ 0xdf599cd2UL, 0x733f55f2UL, 0xce791814UL, 0x37bf73c7UL,
+ 0xcdea53f7UL, 0xaa5b5ffdUL, 0x6f14df3dUL, 0xdb867844UL,
+ 0xf381caafUL, 0xc43eb968UL, 0x342c3824UL, 0x405fc2a3UL,
+ 0xc372161dUL, 0x250cbce2UL, 0x498b283cUL, 0x9541ff0dUL,
+ 0x017139a8UL, 0xb3de080cUL, 0xe49cd8b4UL, 0xc1906456UL,
+ 0x84617bcbUL, 0xb670d532UL, 0x5c74486cUL, 0x5742d0b8UL,
+};
+static const unsigned int Td3[256] = {
+ 0xf4a75051UL, 0x4165537eUL, 0x17a4c31aUL, 0x275e963aUL,
+ 0xab6bcb3bUL, 0x9d45f11fUL, 0xfa58abacUL, 0xe303934bUL,
+ 0x30fa5520UL, 0x766df6adUL, 0xcc769188UL, 0x024c25f5UL,
+ 0xe5d7fc4fUL, 0x2acbd7c5UL, 0x35448026UL, 0x62a38fb5UL,
+ 0xb15a49deUL, 0xba1b6725UL, 0xea0e9845UL, 0xfec0e15dUL,
+ 0x2f7502c3UL, 0x4cf01281UL, 0x4697a38dUL, 0xd3f9c66bUL,
+ 0x8f5fe703UL, 0x929c9515UL, 0x6d7aebbfUL, 0x5259da95UL,
+ 0xbe832dd4UL, 0x7421d358UL, 0xe0692949UL, 0xc9c8448eUL,
+ 0xc2896a75UL, 0x8e7978f4UL, 0x583e6b99UL, 0xb971dd27UL,
+ 0xe14fb6beUL, 0x88ad17f0UL, 0x20ac66c9UL, 0xce3ab47dUL,
+ 0xdf4a1863UL, 0x1a3182e5UL, 0x51336097UL, 0x537f4562UL,
+ 0x6477e0b1UL, 0x6bae84bbUL, 0x81a01cfeUL, 0x082b94f9UL,
+ 0x48685870UL, 0x45fd198fUL, 0xde6c8794UL, 0x7bf8b752UL,
+ 0x73d323abUL, 0x4b02e272UL, 0x1f8f57e3UL, 0x55ab2a66UL,
+ 0xeb2807b2UL, 0xb5c2032fUL, 0xc57b9a86UL, 0x3708a5d3UL,
+ 0x2887f230UL, 0xbfa5b223UL, 0x036aba02UL, 0x16825cedUL,
+ 0xcf1c2b8aUL, 0x79b492a7UL, 0x07f2f0f3UL, 0x69e2a14eUL,
+ 0xdaf4cd65UL, 0x05bed506UL, 0x34621fd1UL, 0xa6fe8ac4UL,
+ 0x2e539d34UL, 0xf355a0a2UL, 0x8ae13205UL, 0xf6eb75a4UL,
+ 0x83ec390bUL, 0x60efaa40UL, 0x719f065eUL, 0x6e1051bdUL,
+ 0x218af93eUL, 0xdd063d96UL, 0x3e05aeddUL, 0xe6bd464dUL,
+ 0x548db591UL, 0xc45d0571UL, 0x06d46f04UL, 0x5015ff60UL,
+ 0x98fb2419UL, 0xbde997d6UL, 0x4043cc89UL, 0xd99e7767UL,
+ 0xe842bdb0UL, 0x898b8807UL, 0x195b38e7UL, 0xc8eedb79UL,
+ 0x7c0a47a1UL, 0x420fe97cUL, 0x841ec9f8UL, 0x00000000UL,
+ 0x80868309UL, 0x2bed4832UL, 0x1170ac1eUL, 0x5a724e6cUL,
+ 0x0efffbfdUL, 0x8538560fUL, 0xaed51e3dUL, 0x2d392736UL,
+ 0x0fd9640aUL, 0x5ca62168UL, 0x5b54d19bUL, 0x362e3a24UL,
+ 0x0a67b10cUL, 0x57e70f93UL, 0xee96d2b4UL, 0x9b919e1bUL,
+ 0xc0c54f80UL, 0xdc20a261UL, 0x774b695aUL, 0x121a161cUL,
+ 0x93ba0ae2UL, 0xa02ae5c0UL, 0x22e0433cUL, 0x1b171d12UL,
+ 0x090d0b0eUL, 0x8bc7adf2UL, 0xb6a8b92dUL, 0x1ea9c814UL,
+ 0xf1198557UL, 0x75074cafUL, 0x99ddbbeeUL, 0x7f60fda3UL,
+ 0x01269ff7UL, 0x72f5bc5cUL, 0x663bc544UL, 0xfb7e345bUL,
+ 0x4329768bUL, 0x23c6dccbUL, 0xedfc68b6UL, 0xe4f163b8UL,
+ 0x31dccad7UL, 0x63851042UL, 0x97224013UL, 0xc6112084UL,
+ 0x4a247d85UL, 0xbb3df8d2UL, 0xf93211aeUL, 0x29a16dc7UL,
+ 0x9e2f4b1dUL, 0xb230f3dcUL, 0x8652ec0dUL, 0xc1e3d077UL,
+ 0xb3166c2bUL, 0x70b999a9UL, 0x9448fa11UL, 0xe9642247UL,
+ 0xfc8cc4a8UL, 0xf03f1aa0UL, 0x7d2cd856UL, 0x3390ef22UL,
+ 0x494ec787UL, 0x38d1c1d9UL, 0xcaa2fe8cUL, 0xd40b3698UL,
+ 0xf581cfa6UL, 0x7ade28a5UL, 0xb78e26daUL, 0xadbfa43fUL,
+ 0x3a9de42cUL, 0x78920d50UL, 0x5fcc9b6aUL, 0x7e466254UL,
+ 0x8d13c2f6UL, 0xd8b8e890UL, 0x39f75e2eUL, 0xc3aff582UL,
+ 0x5d80be9fUL, 0xd0937c69UL, 0xd52da96fUL, 0x2512b3cfUL,
+ 0xac993bc8UL, 0x187da710UL, 0x9c636ee8UL, 0x3bbb7bdbUL,
+ 0x267809cdUL, 0x5918f46eUL, 0x9ab701ecUL, 0x4f9aa883UL,
+ 0x956e65e6UL, 0xffe67eaaUL, 0xbccf0821UL, 0x15e8e6efUL,
+ 0xe79bd9baUL, 0x6f36ce4aUL, 0x9f09d4eaUL, 0xb07cd629UL,
+ 0xa4b2af31UL, 0x3f23312aUL, 0xa59430c6UL, 0xa266c035UL,
+ 0x4ebc3774UL, 0x82caa6fcUL, 0x90d0b0e0UL, 0xa7d81533UL,
+ 0x04984af1UL, 0xecdaf741UL, 0xcd500e7fUL, 0x91f62f17UL,
+ 0x4dd68d76UL, 0xefb04d43UL, 0xaa4d54ccUL, 0x9604dfe4UL,
+ 0xd1b5e39eUL, 0x6a881b4cUL, 0x2c1fb8c1UL, 0x65517f46UL,
+ 0x5eea049dUL, 0x8c355d01UL, 0x877473faUL, 0x0b412efbUL,
+ 0x671d5ab3UL, 0xdbd25292UL, 0x105633e9UL, 0xd647136dUL,
+ 0xd7618c9aUL, 0xa10c7a37UL, 0xf8148e59UL, 0x133c89ebUL,
+ 0xa927eeceUL, 0x61c935b7UL, 0x1ce5ede1UL, 0x47b13c7aUL,
+ 0xd2df599cUL, 0xf2733f55UL, 0x14ce7918UL, 0xc737bf73UL,
+ 0xf7cdea53UL, 0xfdaa5b5fUL, 0x3d6f14dfUL, 0x44db8678UL,
+ 0xaff381caUL, 0x68c43eb9UL, 0x24342c38UL, 0xa3405fc2UL,
+ 0x1dc37216UL, 0xe2250cbcUL, 0x3c498b28UL, 0x0d9541ffUL,
+ 0xa8017139UL, 0x0cb3de08UL, 0xb4e49cd8UL, 0x56c19064UL,
+ 0xcb84617bUL, 0x32b670d5UL, 0x6c5c7448UL, 0xb85742d0UL,
+};
+static const unsigned int Td4[256] = {
+ 0x52525252UL, 0x09090909UL, 0x6a6a6a6aUL, 0xd5d5d5d5UL,
+ 0x30303030UL, 0x36363636UL, 0xa5a5a5a5UL, 0x38383838UL,
+ 0xbfbfbfbfUL, 0x40404040UL, 0xa3a3a3a3UL, 0x9e9e9e9eUL,
+ 0x81818181UL, 0xf3f3f3f3UL, 0xd7d7d7d7UL, 0xfbfbfbfbUL,
+ 0x7c7c7c7cUL, 0xe3e3e3e3UL, 0x39393939UL, 0x82828282UL,
+ 0x9b9b9b9bUL, 0x2f2f2f2fUL, 0xffffffffUL, 0x87878787UL,
+ 0x34343434UL, 0x8e8e8e8eUL, 0x43434343UL, 0x44444444UL,
+ 0xc4c4c4c4UL, 0xdedededeUL, 0xe9e9e9e9UL, 0xcbcbcbcbUL,
+ 0x54545454UL, 0x7b7b7b7bUL, 0x94949494UL, 0x32323232UL,
+ 0xa6a6a6a6UL, 0xc2c2c2c2UL, 0x23232323UL, 0x3d3d3d3dUL,
+ 0xeeeeeeeeUL, 0x4c4c4c4cUL, 0x95959595UL, 0x0b0b0b0bUL,
+ 0x42424242UL, 0xfafafafaUL, 0xc3c3c3c3UL, 0x4e4e4e4eUL,
+ 0x08080808UL, 0x2e2e2e2eUL, 0xa1a1a1a1UL, 0x66666666UL,
+ 0x28282828UL, 0xd9d9d9d9UL, 0x24242424UL, 0xb2b2b2b2UL,
+ 0x76767676UL, 0x5b5b5b5bUL, 0xa2a2a2a2UL, 0x49494949UL,
+ 0x6d6d6d6dUL, 0x8b8b8b8bUL, 0xd1d1d1d1UL, 0x25252525UL,
+ 0x72727272UL, 0xf8f8f8f8UL, 0xf6f6f6f6UL, 0x64646464UL,
+ 0x86868686UL, 0x68686868UL, 0x98989898UL, 0x16161616UL,
+ 0xd4d4d4d4UL, 0xa4a4a4a4UL, 0x5c5c5c5cUL, 0xccccccccUL,
+ 0x5d5d5d5dUL, 0x65656565UL, 0xb6b6b6b6UL, 0x92929292UL,
+ 0x6c6c6c6cUL, 0x70707070UL, 0x48484848UL, 0x50505050UL,
+ 0xfdfdfdfdUL, 0xededededUL, 0xb9b9b9b9UL, 0xdadadadaUL,
+ 0x5e5e5e5eUL, 0x15151515UL, 0x46464646UL, 0x57575757UL,
+ 0xa7a7a7a7UL, 0x8d8d8d8dUL, 0x9d9d9d9dUL, 0x84848484UL,
+ 0x90909090UL, 0xd8d8d8d8UL, 0xababababUL, 0x00000000UL,
+ 0x8c8c8c8cUL, 0xbcbcbcbcUL, 0xd3d3d3d3UL, 0x0a0a0a0aUL,
+ 0xf7f7f7f7UL, 0xe4e4e4e4UL, 0x58585858UL, 0x05050505UL,
+ 0xb8b8b8b8UL, 0xb3b3b3b3UL, 0x45454545UL, 0x06060606UL,
+ 0xd0d0d0d0UL, 0x2c2c2c2cUL, 0x1e1e1e1eUL, 0x8f8f8f8fUL,
+ 0xcacacacaUL, 0x3f3f3f3fUL, 0x0f0f0f0fUL, 0x02020202UL,
+ 0xc1c1c1c1UL, 0xafafafafUL, 0xbdbdbdbdUL, 0x03030303UL,
+ 0x01010101UL, 0x13131313UL, 0x8a8a8a8aUL, 0x6b6b6b6bUL,
+ 0x3a3a3a3aUL, 0x91919191UL, 0x11111111UL, 0x41414141UL,
+ 0x4f4f4f4fUL, 0x67676767UL, 0xdcdcdcdcUL, 0xeaeaeaeaUL,
+ 0x97979797UL, 0xf2f2f2f2UL, 0xcfcfcfcfUL, 0xcecececeUL,
+ 0xf0f0f0f0UL, 0xb4b4b4b4UL, 0xe6e6e6e6UL, 0x73737373UL,
+ 0x96969696UL, 0xacacacacUL, 0x74747474UL, 0x22222222UL,
+ 0xe7e7e7e7UL, 0xadadadadUL, 0x35353535UL, 0x85858585UL,
+ 0xe2e2e2e2UL, 0xf9f9f9f9UL, 0x37373737UL, 0xe8e8e8e8UL,
+ 0x1c1c1c1cUL, 0x75757575UL, 0xdfdfdfdfUL, 0x6e6e6e6eUL,
+ 0x47474747UL, 0xf1f1f1f1UL, 0x1a1a1a1aUL, 0x71717171UL,
+ 0x1d1d1d1dUL, 0x29292929UL, 0xc5c5c5c5UL, 0x89898989UL,
+ 0x6f6f6f6fUL, 0xb7b7b7b7UL, 0x62626262UL, 0x0e0e0e0eUL,
+ 0xaaaaaaaaUL, 0x18181818UL, 0xbebebebeUL, 0x1b1b1b1bUL,
+ 0xfcfcfcfcUL, 0x56565656UL, 0x3e3e3e3eUL, 0x4b4b4b4bUL,
+ 0xc6c6c6c6UL, 0xd2d2d2d2UL, 0x79797979UL, 0x20202020UL,
+ 0x9a9a9a9aUL, 0xdbdbdbdbUL, 0xc0c0c0c0UL, 0xfefefefeUL,
+ 0x78787878UL, 0xcdcdcdcdUL, 0x5a5a5a5aUL, 0xf4f4f4f4UL,
+ 0x1f1f1f1fUL, 0xddddddddUL, 0xa8a8a8a8UL, 0x33333333UL,
+ 0x88888888UL, 0x07070707UL, 0xc7c7c7c7UL, 0x31313131UL,
+ 0xb1b1b1b1UL, 0x12121212UL, 0x10101010UL, 0x59595959UL,
+ 0x27272727UL, 0x80808080UL, 0xececececUL, 0x5f5f5f5fUL,
+ 0x60606060UL, 0x51515151UL, 0x7f7f7f7fUL, 0xa9a9a9a9UL,
+ 0x19191919UL, 0xb5b5b5b5UL, 0x4a4a4a4aUL, 0x0d0d0d0dUL,
+ 0x2d2d2d2dUL, 0xe5e5e5e5UL, 0x7a7a7a7aUL, 0x9f9f9f9fUL,
+ 0x93939393UL, 0xc9c9c9c9UL, 0x9c9c9c9cUL, 0xefefefefUL,
+ 0xa0a0a0a0UL, 0xe0e0e0e0UL, 0x3b3b3b3bUL, 0x4d4d4d4dUL,
+ 0xaeaeaeaeUL, 0x2a2a2a2aUL, 0xf5f5f5f5UL, 0xb0b0b0b0UL,
+ 0xc8c8c8c8UL, 0xebebebebUL, 0xbbbbbbbbUL, 0x3c3c3c3cUL,
+ 0x83838383UL, 0x53535353UL, 0x99999999UL, 0x61616161UL,
+ 0x17171717UL, 0x2b2b2b2bUL, 0x04040404UL, 0x7e7e7e7eUL,
+ 0xbabababaUL, 0x77777777UL, 0xd6d6d6d6UL, 0x26262626UL,
+ 0xe1e1e1e1UL, 0x69696969UL, 0x14141414UL, 0x63636363UL,
+ 0x55555555UL, 0x21212121UL, 0x0c0c0c0cUL, 0x7d7d7d7dUL,
+};
+static const unsigned int rcon[] = {
+ 0x01000000UL, 0x02000000UL, 0x04000000UL, 0x08000000UL,
+ 0x10000000UL, 0x20000000UL, 0x40000000UL, 0x80000000UL,
+ 0x1B000000UL, 0x36000000UL,
+};
+
+#define GETU32(pt) (((unsigned int)(pt)[0] << 24) ^ \
+ ((unsigned int)(pt)[1] << 16) ^ \
+ ((unsigned int)(pt)[2] << 8) ^ \
+ ((unsigned int)(pt)[3]))
+
+#define PUTU32(ct, st) { (ct)[0] = (unsigned char)((st) >> 24); \
+ (ct)[1] = (unsigned char)((st) >> 16); \
+ (ct)[2] = (unsigned char)((st) >> 8); \
+ (ct)[3] = (unsigned char)(st); }
+
+/*
+* Expand the cipher key into the encryption key schedule and return the
+* number of rounds for the given cipher key size.
+*/
+int aes_setkey_enc(unsigned int rk[], const unsigned char cipherKey[], int keyBytes)
+{
+ int i = 0;
+ unsigned int temp;
+
+ rk[0] = GETU32(cipherKey );
+ rk[1] = GETU32(cipherKey + 4);
+ rk[2] = GETU32(cipherKey + 8);
+ rk[3] = GETU32(cipherKey + 12);
+ if (keyBytes == 16) { // 128 bits
+ for (;;) {
+ temp = rk[3];
+ rk[4] = rk[0] ^
+ (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
+ (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
+ (Te4[(temp ) & 0xff] & 0x0000ff00) ^
+ (Te4[(temp >> 24) ] & 0x000000ff) ^
+ rcon[i];
+ rk[5] = rk[1] ^ rk[4];
+ rk[6] = rk[2] ^ rk[5];
+ rk[7] = rk[3] ^ rk[6];
+ if (++i == 10) {
+ return 10;
+ }
+ rk += 4;
+ }
+ }
+ rk[4] = GETU32(cipherKey + 16);
+ rk[5] = GETU32(cipherKey + 20);
+ if (keyBytes == 24) { // 192 bits
+ for (;;) {
+ temp = rk[ 5];
+ rk[ 6] = rk[ 0] ^
+ (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
+ (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
+ (Te4[(temp ) & 0xff] & 0x0000ff00) ^
+ (Te4[(temp >> 24) ] & 0x000000ff) ^
+ rcon[i];
+ rk[ 7] = rk[ 1] ^ rk[ 6];
+ rk[ 8] = rk[ 2] ^ rk[ 7];
+ rk[ 9] = rk[ 3] ^ rk[ 8];
+ if (++i == 8) {
+ return 12;
+ }
+ rk[10] = rk[ 4] ^ rk[ 9];
+ rk[11] = rk[ 5] ^ rk[10];
+ rk += 6;
+ }
+ }
+ rk[6] = GETU32(cipherKey + 24);
+ rk[7] = GETU32(cipherKey + 28);
+ if (keyBytes == 32) { // 256 bits
+ for (;;) {
+ temp = rk[ 7];
+ rk[ 8] = rk[ 0] ^
+ (Te4[(temp >> 16) & 0xff] & 0xff000000) ^
+ (Te4[(temp >> 8) & 0xff] & 0x00ff0000) ^
+ (Te4[(temp ) & 0xff] & 0x0000ff00) ^
+ (Te4[(temp >> 24) ] & 0x000000ff) ^
+ rcon[i];
+ rk[ 9] = rk[ 1] ^ rk[ 8];
+ rk[10] = rk[ 2] ^ rk[ 9];
+ rk[11] = rk[ 3] ^ rk[10];
+ if (++i == 7) {
+ return 14;
+ }
+ temp = rk[11];
+ rk[12] = rk[ 4] ^
+ (Te4[(temp >> 24) ] & 0xff000000) ^
+ (Te4[(temp >> 16) & 0xff] & 0x00ff0000) ^
+ (Te4[(temp >> 8) & 0xff] & 0x0000ff00) ^
+ (Te4[(temp ) & 0xff] & 0x000000ff);
+ rk[13] = rk[ 5] ^ rk[12];
+ rk[14] = rk[ 6] ^ rk[13];
+ rk[15] = rk[ 7] ^ rk[14];
+
+ rk += 8;
+ }
+ }
+ return 0;
+}
+
+/*
+* Expand the cipher key into encryption and decryption key schedule and
+* return the number of rounds for the given cipher key size.
+*/
+int AesGenKeySched(unsigned int rk[], unsigned int rrk[], const unsigned char cipherKey[], int keyBytes)
+{
+ int Nr, i;
+
+ // expand the cipher key
+ Nr = aes_setkey_enc(rk, cipherKey, keyBytes);
+ // invert the order of the first round keys
+ rrk += Nr * 4;
+ rrk[0] = rk[0];
+ rrk[1] = rk[1];
+ rrk[2] = rk[2];
+ rrk[3] = rk[3];
+
+ /*
+ * apply the inverse MixColumn transform to all round keys but the first
+ * and the last
+ */
+ for (i = 1; i < Nr; i++) {
+ rrk -= 4;
+ rk += 4;
+ rrk[0] =
+ Td0[Te4[(rk[0] >> 24) ] & 0xff] ^
+ Td1[Te4[(rk[0] >> 16) & 0xff] & 0xff] ^
+ Td2[Te4[(rk[0] >> 8) & 0xff] & 0xff] ^
+ Td3[Te4[(rk[0] ) & 0xff] & 0xff];
+ rrk[1] =
+ Td0[Te4[(rk[1] >> 24) ] & 0xff] ^
+ Td1[Te4[(rk[1] >> 16) & 0xff] & 0xff] ^
+ Td2[Te4[(rk[1] >> 8) & 0xff] & 0xff] ^
+ Td3[Te4[(rk[1] ) & 0xff] & 0xff];
+ rrk[2] =
+ Td0[Te4[(rk[2] >> 24) ] & 0xff] ^
+ Td1[Te4[(rk[2] >> 16) & 0xff] & 0xff] ^
+ Td2[Te4[(rk[2] >> 8) & 0xff] & 0xff] ^
+ Td3[Te4[(rk[2] ) & 0xff] & 0xff];
+ rrk[3] =
+ Td0[Te4[(rk[3] >> 24) ] & 0xff] ^
+ Td1[Te4[(rk[3] >> 16) & 0xff] & 0xff] ^
+ Td2[Te4[(rk[3] >> 8) & 0xff] & 0xff] ^
+ Td3[Te4[(rk[3] ) & 0xff] & 0xff];
+ }
+ // invert the order of the last round keys
+ rrk -= 4;
+ rk += 4;
+ rrk[0] = rk[0];
+ rrk[1] = rk[1];
+ rrk[2] = rk[2];
+ rrk[3] = rk[3];
+
+ return Nr;
+}
+
+/*
+* Encrypt the plain text into cipher
+*/
+void AesEncBlk(AesCtx *pCtx, const unsigned char pt[], unsigned char ct[])
+{
+ unsigned int s0, s1, s2, s3, t0, t1, t2, t3, *iv;
+ const unsigned int *rk;
+ int r;
+
+ rk = pCtx->Ek;
+ iv = pCtx->Iv;
+ /*
+ * map byte array block to cipher state
+ * and add initial round key:
+ */
+ s0 = GETU32(pt ) ^ rk[0];
+ s1 = GETU32(pt + 4) ^ rk[1];
+ s2 = GETU32(pt + 8) ^ rk[2];
+ s3 = GETU32(pt + 12) ^ rk[3];
+ if (pCtx->Mode) {
+ s0 = s0 ^ iv[0];
+ s1 = s1 ^ iv[1];
+ s2 = s2 ^ iv[2];
+ s3 = s3 ^ iv[3];
+ }
+ /*
+ * Nr - 1 full rounds:
+ */
+ r = pCtx->Nr >> 1;
+ for (;;) {
+ t0 =
+ Te0[(s0 >> 24) ] ^
+ Te1[(s1 >> 16) & 0xff] ^
+ Te2[(s2 >> 8) & 0xff] ^
+ Te3[(s3 ) & 0xff] ^
+ rk[4];
+ t1 =
+ Te0[(s1 >> 24) ] ^
+ Te1[(s2 >> 16) & 0xff] ^
+ Te2[(s3 >> 8) & 0xff] ^
+ Te3[(s0 ) & 0xff] ^
+ rk[5];
+ t2 =
+ Te0[(s2 >> 24) ] ^
+ Te1[(s3 >> 16) & 0xff] ^
+ Te2[(s0 >> 8) & 0xff] ^
+ Te3[(s1 ) & 0xff] ^
+ rk[6];
+ t3 =
+ Te0[(s3 >> 24) ] ^
+ Te1[(s0 >> 16) & 0xff] ^
+ Te2[(s1 >> 8) & 0xff] ^
+ Te3[(s2 ) & 0xff] ^
+ rk[7];
+
+ rk += 8;
+ if (--r == 0) {
+ break;
+ }
+
+ s0 =
+ Te0[(t0 >> 24) ] ^
+ Te1[(t1 >> 16) & 0xff] ^
+ Te2[(t2 >> 8) & 0xff] ^
+ Te3[(t3 ) & 0xff] ^
+ rk[0];
+ s1 =
+ Te0[(t1 >> 24) ] ^
+ Te1[(t2 >> 16) & 0xff] ^
+ Te2[(t3 >> 8) & 0xff] ^
+ Te3[(t0 ) & 0xff] ^
+ rk[1];
+ s2 =
+ Te0[(t2 >> 24) ] ^
+ Te1[(t3 >> 16) & 0xff] ^
+ Te2[(t0 >> 8) & 0xff] ^
+ Te3[(t1 ) & 0xff] ^
+ rk[2];
+ s3 =
+ Te0[(t3 >> 24) ] ^
+ Te1[(t0 >> 16) & 0xff] ^
+ Te2[(t1 >> 8) & 0xff] ^
+ Te3[(t2 ) & 0xff] ^
+ rk[3];
+ }
+ /*
+ * apply last round and
+ * map cipher state to byte array block:
+ */
+ s0 =
+ (Te4[(t0 >> 24) ] & 0xff000000) ^
+ (Te4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
+ (Te4[(t2 >> 8) & 0xff] & 0x0000ff00) ^
+ (Te4[(t3 ) & 0xff] & 0x000000ff) ^
+ rk[0];
+ PUTU32(ct , s0);
+ s1 =
+ (Te4[(t1 >> 24) ] & 0xff000000) ^
+ (Te4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
+ (Te4[(t3 >> 8) & 0xff] & 0x0000ff00) ^
+ (Te4[(t0 ) & 0xff] & 0x000000ff) ^
+ rk[1];
+ PUTU32(ct + 4, s1);
+ s2 =
+ (Te4[(t2 >> 24) ] & 0xff000000) ^
+ (Te4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
+ (Te4[(t0 >> 8) & 0xff] & 0x0000ff00) ^
+ (Te4[(t1 ) & 0xff] & 0x000000ff) ^
+ rk[2];
+ PUTU32(ct + 8, s2);
+ s3 =
+ (Te4[(t3 >> 24) ] & 0xff000000) ^
+ (Te4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
+ (Te4[(t1 >> 8) & 0xff] & 0x0000ff00) ^
+ (Te4[(t2 ) & 0xff] & 0x000000ff) ^
+ rk[3];
+ PUTU32(ct + 12, s3);
+
+ if (pCtx->Mode) {
+ iv[0] = s0;
+ iv[1] = s1;
+ iv[2] = s2;
+ iv[3] = s3;
+ }
+}
+
+/*
+* Decrypt the cipher into plain text
+*/
+void AesDecBlk(AesCtx *pCtx, const unsigned char ct[], unsigned char pt[])
+{
+ unsigned int s0, s1, s2, s3, t0, t1, t2, t3, v0, v1, v2, v3, *iv;
+ const unsigned int *rk;
+ int r;
+
+ rk = pCtx->Dk;
+ iv = pCtx->Iv;
+ /*
+ * map byte array block to cipher state
+ * and add initial round key:
+ */
+ v0 = GETU32(ct ); s0 = v0 ^ rk[0];
+ v1 = GETU32(ct + 4); s1 = v1 ^ rk[1];
+ v2 = GETU32(ct + 8); s2 = v2 ^ rk[2];
+ v3 = GETU32(ct + 12); s3 = v3 ^ rk[3];
+ /*
+ * Nr - 1 full rounds:
+ */
+ r = pCtx->Nr >> 1;
+ for (;;) {
+ t0 =
+ Td0[(s0 >> 24) ] ^
+ Td1[(s3 >> 16) & 0xff] ^
+ Td2[(s2 >> 8) & 0xff] ^
+ Td3[(s1 ) & 0xff] ^
+ rk[4];
+ t1 =
+ Td0[(s1 >> 24) ] ^
+ Td1[(s0 >> 16) & 0xff] ^
+ Td2[(s3 >> 8) & 0xff] ^
+ Td3[(s2 ) & 0xff] ^
+ rk[5];
+ t2 =
+ Td0[(s2 >> 24) ] ^
+ Td1[(s1 >> 16) & 0xff] ^
+ Td2[(s0 >> 8) & 0xff] ^
+ Td3[(s3 ) & 0xff] ^
+ rk[6];
+ t3 =
+ Td0[(s3 >> 24) ] ^
+ Td1[(s2 >> 16) & 0xff] ^
+ Td2[(s1 >> 8) & 0xff] ^
+ Td3[(s0 ) & 0xff] ^
+ rk[7];
+
+ rk += 8;
+ if (--r == 0) {
+ break;
+ }
+
+ s0 =
+ Td0[(t0 >> 24) ] ^
+ Td1[(t3 >> 16) & 0xff] ^
+ Td2[(t2 >> 8) & 0xff] ^
+ Td3[(t1 ) & 0xff] ^
+ rk[0];
+ s1 =
+ Td0[(t1 >> 24) ] ^
+ Td1[(t0 >> 16) & 0xff] ^
+ Td2[(t3 >> 8) & 0xff] ^
+ Td3[(t2 ) & 0xff] ^
+ rk[1];
+ s2 =
+ Td0[(t2 >> 24) ] ^
+ Td1[(t1 >> 16) & 0xff] ^
+ Td2[(t0 >> 8) & 0xff] ^
+ Td3[(t3 ) & 0xff] ^
+ rk[2];
+ s3 =
+ Td0[(t3 >> 24) ] ^
+ Td1[(t2 >> 16) & 0xff] ^
+ Td2[(t1 >> 8) & 0xff] ^
+ Td3[(t0 ) & 0xff] ^
+ rk[3];
+ }
+ /*
+ * apply last round and
+ * map cipher state to byte array block:
+ */
+ s0 =
+ (Td4[(t0 >> 24) ] & 0xff000000) ^
+ (Td4[(t3 >> 16) & 0xff] & 0x00ff0000) ^
+ (Td4[(t2 >> 8) & 0xff] & 0x0000ff00) ^
+ (Td4[(t1 ) & 0xff] & 0x000000ff) ^
+ rk[0];
+ s1 =
+ (Td4[(t1 >> 24) ] & 0xff000000) ^
+ (Td4[(t0 >> 16) & 0xff] & 0x00ff0000) ^
+ (Td4[(t3 >> 8) & 0xff] & 0x0000ff00) ^
+ (Td4[(t2 ) & 0xff] & 0x000000ff) ^
+ rk[1];
+ s2 =
+ (Td4[(t2 >> 24) ] & 0xff000000) ^
+ (Td4[(t1 >> 16) & 0xff] & 0x00ff0000) ^
+ (Td4[(t0 >> 8) & 0xff] & 0x0000ff00) ^
+ (Td4[(t3 ) & 0xff] & 0x000000ff) ^
+ rk[2];
+ s3 =
+ (Td4[(t3 >> 24) ] & 0xff000000) ^
+ (Td4[(t2 >> 16) & 0xff] & 0x00ff0000) ^
+ (Td4[(t1 >> 8) & 0xff] & 0x0000ff00) ^
+ (Td4[(t0 ) & 0xff] & 0x000000ff) ^
+ rk[3];
+
+ if (pCtx->Mode) {
+ s0 = s0 ^ iv[0]; iv[0] = v0;
+ s1 = s1 ^ iv[1]; iv[1] = v1;
+ s2 = s2 ^ iv[2]; iv[2] = v2;
+ s3 = s3 ^ iv[3]; iv[3] = v3;
+ }
+
+ PUTU32(pt , s0);
+ PUTU32(pt + 4, s1);
+ PUTU32(pt + 8, s2);
+ PUTU32(pt + 12, s3);
+}
+
+//////////////////////////////////////////////////////////////////////////////
+// API functions //
+//////////////////////////////////////////////////////////////////////////////
+
+/*
+* initialize AES context
+*/
+int AesCtxIni(AesCtx *pCtx, unsigned char *pIV, unsigned char *pKey, unsigned int KeyLen, unsigned char Mode)
+{
+ if (pKey == 0 || pCtx == 0 || (KeyLen != KEY128 && KeyLen != KEY192 && KeyLen != KEY256))
+ return -1;
+
+ // generate key schedule
+ pCtx->Nr = AesGenKeySched(pCtx->Ek, pCtx->Dk, pKey, KeyLen);
+
+ // initialize IV
+ if (pIV != 0) {
+ pCtx->Iv[0] = GETU32(pIV );
+ pCtx->Iv[1] = GETU32(pIV + 4 );
+ pCtx->Iv[2] = GETU32(pIV + 8 );
+ pCtx->Iv[3] = GETU32(pIV + 12);
+ }
+
+ // mode
+ pCtx->Mode = Mode;
+
+ return 0;
+}
+
+/*
+* Encrypt plain text
+*/
+int AesEncrypt(AesCtx *pCtx, unsigned char *pData, unsigned char *pCipher, unsigned int DataLen)
+{
+ int i;
+
+ if (pData == 0 || pCipher == 0 || pCtx == 0 || (DataLen & 0xf) != 0)
+ return -1;
+
+ for (i = 0; i < DataLen; i += BLOCKSZ) {
+ // encrypt block by block
+ AesEncBlk(pCtx, pData, pCipher);
+ pCipher += BLOCKSZ;
+ pData += BLOCKSZ;
+ }
+ return DataLen;
+}
+
+/*
+* Decrypt cipher
+*/
+int AesDecrypt(AesCtx *pCtx, unsigned char *pCipher, unsigned char *pData, unsigned int CipherLen)
+{
+ int i;
+
+ if (pData == 0 || pCipher == 0 || pCtx == 0 || (CipherLen & 0xf) != 0)
+ return -1;
+
+ for (i = 0; i < CipherLen; i += BLOCKSZ) {
+ // decrypt block by block
+ AesDecBlk(pCtx, pCipher, pData);
+ pCipher += BLOCKSZ;
+ pData += BLOCKSZ;
+ }
+ return CipherLen;
+}
+
+//////////////////////////////////////////////////////////////////////////////
+// Sample main program //
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef EMBEDDED
+int main()
+{
+ AesCtx ctx;
+ unsigned char iv[] = "INI VECTINI VECT";
+ unsigned char key[] = "This is a sample AESKey";
+ unsigned char databuf[] = "Data : AES Test"; // must be in multiple of 16
+
+ // initialize context and encrypt data at one end
+
+ if( AesCtxIni(&ctx, iv, key, KEY128, CBC) < 0)
+ printf("init error\n");
+
+ if (AesEncrypt(&ctx, databuf, databuf, sizeof databuf) < 0)
+ printf("error in encryption\n");
+
+ // initialize context and decrypt cipher at other end
+
+ if( AesCtxIni(&ctx, iv, key, KEY128, CBC) < 0)
+ printf("init error\n");
+
+ if (AesDecrypt(&ctx, databuf, databuf, sizeof databuf) < 0)
+ printf("error in decryption\n");
+
+ printf("%s\n", databuf);
+
+ return 0;
+}
+#endif
\ No newline at end of file
--- /dev/null
+/*
+* AES Cryptographic Algorithm Header File. Include this header file in
+* your source which uses these given APIs. (This source is kept under
+* public domain)
+*/
+
+// AES context structure
+typedef struct {
+ unsigned int Ek[60];
+ unsigned int Dk[60];
+ unsigned int Iv[4];
+ unsigned char Nr;
+ unsigned char Mode;
+} AesCtx;
+
+// key length in bytes
+#define KEY128 16
+#define KEY192 24
+#define KEY256 32
+// block size in bytes
+#define BLOCKSZ 16
+// mode
+#define EBC 0
+#define CBC 1
+
+// AES API function prototype
+
+int AesCtxIni(AesCtx *pCtx, unsigned char *pIV, unsigned char *pKey, unsigned int KeyLen, unsigned char Mode);
+int AesEncrypt(AesCtx *pCtx, unsigned char *pData, unsigned char *pCipher, unsigned int DataLen);
+int AesDecrypt(AesCtx *pCtx, unsigned char *pCipher, unsigned char *pData, unsigned int CipherLen);
\ No newline at end of file
#include "legicrf.h"
#include <hitag2.h>
-
+#include "lfsampling.h"
#ifdef WITH_LCD
#include "LCD.h"
#endif
static int ToSendBit;
struct common_area common_area __attribute__((section(".commonarea")));
-void BufferClear(void)
-{
- memset(BigBuf,0,sizeof(BigBuf));
- Dbprintf("Buffer cleared (%i bytes)",sizeof(BigBuf));
-}
-
void ToSendReset(void)
{
ToSendMax = -1;
void SimulateTagHfListen(void)
{
- uint8_t *dest = (uint8_t *)BigBuf+FREE_BUFFER_OFFSET;
+ // ToDo: historically this used the free buffer, which was 2744 Bytes long.
+ // There might be a better size to be defined:
+ #define HF_14B_SNOOP_BUFFER_SIZE 2744
+ uint8_t *dest = BigBuf_malloc(HF_14B_SNOOP_BUFFER_SIZE);
uint8_t v = 0;
int i;
int p = 0;
p = 0;
i++;
- if(i >= FREE_BUFFER_SIZE) {
+ if(i >= HF_14B_SNOOP_BUFFER_SIZE) {
break;
}
}
switch(c->cmd) {
#ifdef WITH_LF
+ case CMD_SET_LF_SAMPLING_CONFIG:
+ setSamplingConfig((sample_config *) c->d.asBytes);
+ break;
case CMD_ACQUIRE_RAW_ADC_SAMPLES_125K:
- AcquireRawAdcSamples125k(c->arg[0]);
- cmd_send(CMD_ACK,0,0,0,0,0);
+ cmd_send(CMD_ACK,SampleLF(),0,0,0,0);
break;
case CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K:
ModThenAcquireRawAdcSamples125k(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes);
break;
case CMD_LF_SNOOP_RAW_ADC_SAMPLES:
- SnoopLFRawAdcSamples(c->arg[0], c->arg[1]);
- cmd_send(CMD_ACK,0,0,0,0,0);
+ cmd_send(CMD_ACK,SnoopLF(),0,0,0,0);
break;
case CMD_HID_DEMOD_FSK:
CmdHIDdemodFSK(c->arg[0], 0, 0, 1);
case CMD_MIFAREU_READBL:
MifareUReadBlock(c->arg[0],c->d.asBytes);
break;
+ case CMD_MIFAREUC_AUTH1:
+ MifareUC_Auth1(c->arg[0],c->d.asBytes);
+ break;
+ case CMD_MIFAREUC_AUTH2:
+ MifareUC_Auth2(c->arg[0],c->d.asBytes);
+ break;
case CMD_MIFAREU_READCARD:
MifareUReadCard(c->arg[0], c->arg[1], c->d.asBytes);
- break;
+ break;
+ case CMD_MIFAREUC_READCARD:
+ MifareUReadCard(c->arg[0], c->arg[1], c->d.asBytes);
+ break;
case CMD_MIFARE_READSC:
MifareReadSector(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
break;
case CMD_MIFARE_SNIFFER:
SniffMifare(c->arg[0]);
break;
+
#endif
#ifdef WITH_ICLASS
break;
case CMD_BUFF_CLEAR:
- BufferClear();
+ BigBuf_Clear();
break;
case CMD_MEASURE_ANTENNA_TUNING:
case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K:
LED_B_ON();
+ uint8_t *BigBuf = BigBuf_get_addr();
for(size_t i=0; i<c->arg[1]; i += USB_CMD_DATA_SIZE) {
size_t len = MIN((c->arg[1] - i),USB_CMD_DATA_SIZE);
- cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K,i,len,0,((byte_t*)BigBuf)+c->arg[0]+i,len);
+ cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K,i,len,traceLen,BigBuf+c->arg[0]+i,len);
}
// Trigger a finish downloading signal with an ACK frame
- cmd_send(CMD_ACK,0,0,0,0,0);
+ cmd_send(CMD_ACK,1,0,traceLen,getSamplingConfig(),sizeof(sample_config));
LED_B_OFF();
break;
case CMD_DOWNLOADED_SIM_SAMPLES_125K: {
- uint8_t *b = (uint8_t *)BigBuf;
+ uint8_t *b = BigBuf_get_addr();
memcpy(b+c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE);
cmd_send(CMD_ACK,0,0,0,0,0);
break;
#include "common.h"
#include "hitag2.h"
#include "mifare.h"
-
-// The large multi-purpose buffer, typically used to hold A/D samples,
-// maybe processed in some way.
-#define BIGBUF_SIZE 40000
-uint32_t BigBuf[BIGBUF_SIZE / sizeof(uint32_t)];
-#define TRACE_OFFSET 0
-#define TRACE_SIZE 3000
-#define RECV_CMD_OFFSET (TRACE_OFFSET + TRACE_SIZE)
-#define MAX_FRAME_SIZE 256
-#define MAX_PARITY_SIZE ((MAX_FRAME_SIZE + 1)/ 8)
-#define RECV_CMD_PAR_OFFSET (RECV_CMD_OFFSET + MAX_FRAME_SIZE)
-#define RECV_RESP_OFFSET (RECV_CMD_PAR_OFFSET + MAX_PARITY_SIZE)
-#define RECV_RESP_PAR_OFFSET (RECV_RESP_OFFSET + MAX_FRAME_SIZE)
-#define CARD_MEMORY_OFFSET (RECV_RESP_PAR_OFFSET + MAX_PARITY_SIZE)
-#define CARD_MEMORY_SIZE 4096
-#define DMA_BUFFER_OFFSET CARD_MEMORY_OFFSET
-#define DMA_BUFFER_SIZE CARD_MEMORY_SIZE
-#define FREE_BUFFER_OFFSET (CARD_MEMORY_OFFSET + CARD_MEMORY_SIZE)
-#define FREE_BUFFER_SIZE (BIGBUF_SIZE - FREE_BUFFER_OFFSET - 1)
-
-/*
-The statements above translates into this :
-BIGBUF_SIZE = 40000
-TRACE_OFFSET = 0
-TRACE_SIZE = 3000
-RECV_CMD_OFFSET = 3000
-MAX_FRAME_SIZE = 256
-MAX_PARITY_SIZE = 32
-RECV_CMD_PAR_OFFSET = 3256
-RECV_RESP_OFFSET = 3288
-RECV_RESP_PAR_OFFSET= 3544
-CARD_MEMORY_OFFSET = 3576
-CARD_MEMORY_SIZE = 4096
-DMA_BUFFER_OFFSET = 3576
-DMA_BUFFER_SIZE = 4096
-FREE_BUFFER_OFFSET = 7672
-FREE_BUFFER_SIZE = 32327
- */
+#include "../common/crc32.h"
+#include "BigBuf.h"
extern const uint8_t OddByteParity[256];
-extern uint8_t *trace; // = (uint8_t *) BigBuf;
-extern int traceLen; // = 0;
extern int rsamples; // = 0;
extern int tracing; // = TRUE;
extern uint8_t trigger;
void ToSendStuffBit(int b);
void ToSendReset(void);
void ListenReaderField(int limit);
-void AcquireRawAdcSamples125k(int at134khz);
-void SnoopLFRawAdcSamples(int divisor, int trigger_threshold);
-void DoAcquisition125k(int trigger_threshold);
extern int ToSendMax;
extern uint8_t ToSend[];
-extern uint32_t BigBuf[];
/// fpga.h
void FpgaSendCommand(uint16_t cmd, uint16_t v);
#define FPGA_HF_ISO14443A_READER_MOD (4<<0)
/// lfops.h
+extern uint8_t decimation;
+extern uint8_t bits_per_sample ;
+extern bool averaging;
+
void AcquireRawAdcSamples125k(int divisor);
void ModThenAcquireRawAdcSamples125k(int delay_off,int period_0,int period_1,uint8_t *command);
void ReadTItag(void);
int32_t dist_nt(uint32_t nt1, uint32_t nt2);
void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *data);
void MifareUReadBlock(uint8_t arg0,uint8_t *datain);
-void MifareUReadCard(uint8_t arg0, int arg1, uint8_t *datain);
+void MifareUC_Auth1(uint8_t arg0, uint8_t *datain);
+void MifareUC_Auth2(uint32_t arg0, uint8_t *datain);
+void MifareUReadCard(uint8_t arg0, int Pages, uint8_t *datain);
void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain);
void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain);
void MifareUWriteBlock(uint8_t arg0,uint8_t *datain);
void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain);
void MifareCIdent(); // is "magic chinese" card?
+//desfire
+void Mifare_DES_Auth1(uint8_t arg0,uint8_t *datain);
+void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain);
+
+// mifaredesfire.h
+bool InitDesfireCard();
+void MifareSendCommand(uint8_t arg0,uint8_t arg1, uint8_t *datain);
+void MifareDesfireGetInformation();
+void MifareDES_Auth1(uint8_t arg0,uint8_t arg1,uint8_t arg2, uint8_t *datain);
+void ReaderMifareDES(uint32_t param, uint32_t param2, uint8_t * datain);
+int DesfireAPDU(uint8_t *cmd, size_t cmd_len, uint8_t *dataout);
+size_t CreateAPDU( uint8_t *datain, size_t len, uint8_t *dataout);
+void OnSuccess();
+void OnError(uint8_t reason);
+
+
+
+
+
/// iso15693.h
void RecordRawAdcSamplesIso15693(void);
void AcquireRawAdcSamplesIso15693(void);
--- /dev/null
+/* des.c */
+/*
+ This file is part of the ARM-Crypto-Lib.
+ Copyright (C) 2006-2010 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+/**
+ * \file des.c
+ * \author Daniel Otte
+ * \email daniel.otte@rub.de
+ * \date 2007-06-16
+ * \brief DES and EDE-DES implementation
+ * \license GPLv3 or later
+ *
+ */
+#include <stdint.h>
+#include <string.h>
+
+const uint8_t sbox[256] = {
+ /* S-box 1 */
+ 0xE4, 0xD1, 0x2F, 0xB8, 0x3A, 0x6C, 0x59, 0x07,
+ 0x0F, 0x74, 0xE2, 0xD1, 0xA6, 0xCB, 0x95, 0x38,
+ 0x41, 0xE8, 0xD6, 0x2B, 0xFC, 0x97, 0x3A, 0x50,
+ 0xFC, 0x82, 0x49, 0x17, 0x5B, 0x3E, 0xA0, 0x6D,
+ /* S-box 2 */
+ 0xF1, 0x8E, 0x6B, 0x34, 0x97, 0x2D, 0xC0, 0x5A,
+ 0x3D, 0x47, 0xF2, 0x8E, 0xC0, 0x1A, 0x69, 0xB5,
+ 0x0E, 0x7B, 0xA4, 0xD1, 0x58, 0xC6, 0x93, 0x2F,
+ 0xD8, 0xA1, 0x3F, 0x42, 0xB6, 0x7C, 0x05, 0xE9,
+ /* S-box 3 */
+ 0xA0, 0x9E, 0x63, 0xF5, 0x1D, 0xC7, 0xB4, 0x28,
+ 0xD7, 0x09, 0x34, 0x6A, 0x28, 0x5E, 0xCB, 0xF1,
+ 0xD6, 0x49, 0x8F, 0x30, 0xB1, 0x2C, 0x5A, 0xE7,
+ 0x1A, 0xD0, 0x69, 0x87, 0x4F, 0xE3, 0xB5, 0x2C,
+ /* S-box 4 */
+ 0x7D, 0xE3, 0x06, 0x9A, 0x12, 0x85, 0xBC, 0x4F,
+ 0xD8, 0xB5, 0x6F, 0x03, 0x47, 0x2C, 0x1A, 0xE9,
+ 0xA6, 0x90, 0xCB, 0x7D, 0xF1, 0x3E, 0x52, 0x84,
+ 0x3F, 0x06, 0xA1, 0xD8, 0x94, 0x5B, 0xC7, 0x2E,
+ /* S-box 5 */
+ 0x2C, 0x41, 0x7A, 0xB6, 0x85, 0x3F, 0xD0, 0xE9,
+ 0xEB, 0x2C, 0x47, 0xD1, 0x50, 0xFA, 0x39, 0x86,
+ 0x42, 0x1B, 0xAD, 0x78, 0xF9, 0xC5, 0x63, 0x0E,
+ 0xB8, 0xC7, 0x1E, 0x2D, 0x6F, 0x09, 0xA4, 0x53,
+ /* S-box 6 */
+ 0xC1, 0xAF, 0x92, 0x68, 0x0D, 0x34, 0xE7, 0x5B,
+ 0xAF, 0x42, 0x7C, 0x95, 0x61, 0xDE, 0x0B, 0x38,
+ 0x9E, 0xF5, 0x28, 0xC3, 0x70, 0x4A, 0x1D, 0xB6,
+ 0x43, 0x2C, 0x95, 0xFA, 0xBE, 0x17, 0x60, 0x8D,
+ /* S-box 7 */
+ 0x4B, 0x2E, 0xF0, 0x8D, 0x3C, 0x97, 0x5A, 0x61,
+ 0xD0, 0xB7, 0x49, 0x1A, 0xE3, 0x5C, 0x2F, 0x86,
+ 0x14, 0xBD, 0xC3, 0x7E, 0xAF, 0x68, 0x05, 0x92,
+ 0x6B, 0xD8, 0x14, 0xA7, 0x95, 0x0F, 0xE2, 0x3C,
+ /* S-box 8 */
+ 0xD2, 0x84, 0x6F, 0xB1, 0xA9, 0x3E, 0x50, 0xC7,
+ 0x1F, 0xD8, 0xA3, 0x74, 0xC5, 0x6B, 0x0E, 0x92,
+ 0x7B, 0x41, 0x9C, 0xE2, 0x06, 0xAD, 0xF3, 0x58,
+ 0x21, 0xE7, 0x4A, 0x8D, 0xFC, 0x90, 0x35, 0x6B
+};
+
+const uint8_t e_permtab[] ={
+ 4, 6, /* 4 bytes in 6 bytes out*/
+ 32, 1, 2, 3, 4, 5,
+ 4, 5, 6, 7, 8, 9,
+ 8, 9, 10, 11, 12, 13,
+ 12, 13, 14, 15, 16, 17,
+ 16, 17, 18, 19, 20, 21,
+ 20, 21, 22, 23, 24, 25,
+ 24, 25, 26, 27, 28, 29,
+ 28, 29, 30, 31, 32, 1
+};
+
+const uint8_t p_permtab[] ={
+ 4, 4, /* 32 bit -> 32 bit */
+ 16, 7, 20, 21,
+ 29, 12, 28, 17,
+ 1, 15, 23, 26,
+ 5, 18, 31, 10,
+ 2, 8, 24, 14,
+ 32, 27, 3, 9,
+ 19, 13, 30, 6,
+ 22, 11, 4, 25
+};
+
+const uint8_t ip_permtab[] ={
+ 8, 8, /* 64 bit -> 64 bit */
+ 58, 50, 42, 34, 26, 18, 10, 2,
+ 60, 52, 44, 36, 28, 20, 12, 4,
+ 62, 54, 46, 38, 30, 22, 14, 6,
+ 64, 56, 48, 40, 32, 24, 16, 8,
+ 57, 49, 41, 33, 25, 17, 9, 1,
+ 59, 51, 43, 35, 27, 19, 11, 3,
+ 61, 53, 45, 37, 29, 21, 13, 5,
+ 63, 55, 47, 39, 31, 23, 15, 7
+};
+
+const uint8_t inv_ip_permtab[] ={
+ 8, 8, /* 64 bit -> 64 bit */
+ 40, 8, 48, 16, 56, 24, 64, 32,
+ 39, 7, 47, 15, 55, 23, 63, 31,
+ 38, 6, 46, 14, 54, 22, 62, 30,
+ 37, 5, 45, 13, 53, 21, 61, 29,
+ 36, 4, 44, 12, 52, 20, 60, 28,
+ 35, 3, 43, 11, 51, 19, 59, 27,
+ 34, 2, 42, 10, 50, 18, 58, 26,
+ 33, 1, 41, 9, 49, 17, 57, 25
+};
+
+const uint8_t pc1_permtab[] ={
+ 8, 7, /* 64 bit -> 56 bit*/
+ 57, 49, 41, 33, 25, 17, 9,
+ 1, 58, 50, 42, 34, 26, 18,
+ 10, 2, 59, 51, 43, 35, 27,
+ 19, 11, 3, 60, 52, 44, 36,
+ 63, 55, 47, 39, 31, 23, 15,
+ 7, 62, 54, 46, 38, 30, 22,
+ 14, 6, 61, 53, 45, 37, 29,
+ 21, 13, 5, 28, 20, 12, 4
+};
+
+const uint8_t pc2_permtab[] ={
+ 7, 6, /* 56 bit -> 48 bit */
+ 14, 17, 11, 24, 1, 5,
+ 3, 28, 15, 6, 21, 10,
+ 23, 19, 12, 4, 26, 8,
+ 16, 7, 27, 20, 13, 2,
+ 41, 52, 31, 37, 47, 55,
+ 30, 40, 51, 45, 33, 48,
+ 44, 49, 39, 56, 34, 53,
+ 46, 42, 50, 36, 29, 32
+};
+
+const uint8_t splitin6bitword_permtab[] = {
+ 8, 8, /* 64 bit -> 64 bit */
+ 64, 64, 1, 6, 2, 3, 4, 5,
+ 64, 64, 7, 12, 8, 9, 10, 11,
+ 64, 64, 13, 18, 14, 15, 16, 17,
+ 64, 64, 19, 24, 20, 21, 22, 23,
+ 64, 64, 25, 30, 26, 27, 28, 29,
+ 64, 64, 31, 36, 32, 33, 34, 35,
+ 64, 64, 37, 42, 38, 39, 40, 41,
+ 64, 64, 43, 48, 44, 45, 46, 47
+};
+
+const uint8_t shiftkey_permtab[] = {
+ 7, 7, /* 56 bit -> 56 bit */
+ 2, 3, 4, 5, 6, 7, 8, 9,
+ 10, 11, 12, 13, 14, 15, 16, 17,
+ 18, 19, 20, 21, 22, 23, 24, 25,
+ 26, 27, 28, 1,
+ 30, 31, 32, 33, 34, 35, 36, 37,
+ 38, 39, 40, 41, 42, 43, 44, 45,
+ 46, 47, 48, 49, 50, 51, 52, 53,
+ 54, 55, 56, 29
+};
+
+const uint8_t shiftkeyinv_permtab[] = {
+ 7, 7,
+ 28, 1, 2, 3, 4, 5, 6, 7,
+ 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23,
+ 24, 25, 26, 27,
+ 56, 29, 30, 31, 32, 33, 34, 35,
+ 36, 37, 38, 39, 40, 41, 42, 43,
+ 44, 45, 46, 47, 48, 49, 50, 51,
+ 52, 53, 54, 55
+};
+
+/*
+1 0
+1 0
+2 1
+2 1
+2 1
+2 1
+2 1
+2 1
+----
+1 0
+2 1
+2 1
+2 1
+2 1
+2 1
+2 1
+1 0
+*/
+#define ROTTABLE 0x7EFC
+#define ROTTABLE_INV 0x3F7E
+/******************************************************************************/
+
+void permute(const uint8_t *ptable, const uint8_t *in, uint8_t *out){
+ uint8_t ob; /* in-bytes and out-bytes */
+ uint8_t byte, bit; /* counter for bit and byte */
+ ob = ptable[1];
+ ptable = &(ptable[2]);
+ for(byte=0; byte<ob; ++byte){
+ uint8_t x,t=0;
+ for(bit=0; bit<8; ++bit){
+ x=*ptable++ -1 ;
+ t<<=1;
+ if((in[x/8]) & (0x80>>(x%8)) ){
+ t|=0x01;
+ }
+ }
+ out[byte]=t;
+ }
+}
+
+/******************************************************************************/
+
+void changeendian32(uint32_t * a){
+ *a = (*a & 0x000000FF) << 24 |
+ (*a & 0x0000FF00) << 8 |
+ (*a & 0x00FF0000) >> 8 |
+ (*a & 0xFF000000) >> 24;
+}
+
+/******************************************************************************/
+static inline
+void shiftkey(uint8_t *key){
+ uint8_t k[7];
+ memcpy(k, key, 7);
+ permute((uint8_t*)shiftkey_permtab, k, key);
+}
+
+/******************************************************************************/
+static inline
+void shiftkey_inv(uint8_t *key){
+ uint8_t k[7];
+ memcpy(k, key, 7);
+ permute((uint8_t*)shiftkeyinv_permtab, k, key);
+
+}
+
+/******************************************************************************/
+static inline
+uint64_t splitin6bitwords(uint64_t a){
+ uint64_t ret=0;
+ a &= 0x0000ffffffffffffLL;
+ permute((uint8_t*)splitin6bitword_permtab, (uint8_t*)&a, (uint8_t*)&ret);
+ return ret;
+}
+
+/******************************************************************************/
+
+static inline
+uint8_t substitute(uint8_t a, uint8_t * sbp){
+ uint8_t x;
+ x = sbp[a>>1];
+ x = (a&1)?x&0x0F:x>>4;
+ return x;
+
+}
+
+/******************************************************************************/
+
+uint32_t des_f(uint32_t r, uint8_t* kr){
+ uint8_t i;
+ uint32_t t=0,ret;
+ uint64_t data;
+ uint8_t *sbp; /* sboxpointer */
+ permute((uint8_t*)e_permtab, (uint8_t*)&r, (uint8_t*)&data);
+ for(i=0; i<7; ++i)
+ ((uint8_t*)&data)[i] ^= kr[i];
+
+ /* Sbox substitution */
+ data = splitin6bitwords(data);
+ sbp=(uint8_t*)sbox;
+ for(i=0; i<8; ++i){
+ uint8_t x;
+ x = substitute(((uint8_t*)&data)[i], sbp);
+ t<<=4;
+ t |= x;
+ sbp += 32;
+ }
+ changeendian32(&t);
+
+ permute((uint8_t*)p_permtab,(uint8_t*)&t, (uint8_t*)&ret);
+
+ return ret;
+}
+
+/******************************************************************************/
+
+void des_enc(void* out, const void* in, const void* key){
+#define R *((uint32_t*)&(data[4]))
+#define L *((uint32_t*)&(data[0]))
+
+ uint8_t data[8],kr[6],k[7];
+ uint8_t i;
+
+ permute((uint8_t*)ip_permtab, (uint8_t*)in, data);
+ permute((uint8_t*)pc1_permtab, (const uint8_t*)key, k);
+ for(i=0; i<8; ++i){
+ shiftkey(k);
+ if(ROTTABLE&((1<<((i<<1)+0))) )
+ shiftkey(k);
+ permute((uint8_t*)pc2_permtab, k, kr);
+ L ^= des_f(R, kr);
+
+ shiftkey(k);
+ if(ROTTABLE&((1<<((i<<1)+1))) )
+ shiftkey(k);
+ permute((uint8_t*)pc2_permtab, k, kr);
+ R ^= des_f(L, kr);
+
+ }
+ /* L <-> R*/
+ R ^= L;
+ L ^= R;
+ R ^= L;
+
+ permute((uint8_t*)inv_ip_permtab, data, (uint8_t*)out);
+}
+
+/******************************************************************************/
+
+void des_dec(void* out, const void* in, const uint8_t* key){
+#define R *((uint32_t*)&(data[4]))
+#define L *((uint32_t*)&(data[0]))
+
+ uint8_t data[8],kr[6],k[7];
+ int8_t i;
+ permute((uint8_t*)ip_permtab, (uint8_t*)in, data);
+ permute((uint8_t*)pc1_permtab, (const uint8_t*)key, k);
+ for(i=7; i>=0; --i){
+
+ permute((uint8_t*)pc2_permtab, k, kr);
+ L ^= des_f(R, kr);
+ shiftkey_inv(k);
+ if(ROTTABLE&((1<<((i<<1)+1))) ){
+ shiftkey_inv(k);
+ }
+
+ permute((uint8_t*)pc2_permtab, k, kr);
+ R ^= des_f(L, kr);
+ shiftkey_inv(k);
+ if(ROTTABLE&((1<<((i<<1)+0))) ){
+ shiftkey_inv(k);
+ }
+
+ }
+ /* L <-> R*/
+ R ^= L;
+ L ^= R;
+ R ^= L;
+
+ permute((uint8_t*)inv_ip_permtab, data, (uint8_t*)out);
+}
+
+/******************************************************************************/
+
+void tdes_enc(void* out, void* in, const void* key){
+ des_enc(out, in, (uint8_t*)key + 0);
+ des_dec(out, out, (uint8_t*)key + 8);
+ des_enc(out, out, (uint8_t*)key +16);
+}
+
+/******************************************************************************/
+
+void tdes_dec(void* out, void* in, const uint8_t* key){
+ des_dec(out, in, (uint8_t*)key +16);
+ des_enc(out, out, (uint8_t*)key + 8);
+ des_dec(out, out, (uint8_t*)key + 0);
+}
+
+/******************************************************************************/
+
+
--- /dev/null
+/* des.h */
+/*
+ This file is part of the ARM-Crypto-Lib.
+ Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+/**
+ * \file des.h
+ * \author Daniel Otte
+ * \date 2007-06-16
+ * \brief des and tdes declarations
+ * \license GPLv3 or later
+ *
+ */
+#ifndef DES_H_
+#define DES_H_
+
+/* the FIPS 46-3 (1999-10-25) name for triple DES is triple data encryption algorithm so TDEA.
+ * Also we only implement the three key mode */
+
+/** \def tdea_enc
+ * \brief defining an alias for void tdes_enc(void* out, const void* in, const void* key)
+ */
+
+/** \def tdea_dec
+ * \brief defining an alias for void tdes_dec(void* out, const void* in, const void* key)
+ */
+
+#define tdea_enc tdes_enc
+#define tdea_dec tdes_dec
+
+/** \fn void des_enc(void* out, const void* in, const void* key)
+ * \brief encrypt a block with DES
+ *
+ * This function encrypts a block of 64 bits (8 bytes) with the DES algorithm.
+ * Key expansion is done automatically. The key is 64 bits long, but note that
+ * only 56 bits are used (the LSB of each byte is dropped). The input and output
+ * blocks may overlap.
+ *
+ * \param out pointer to the block (64 bit = 8 byte) where the ciphertext is written to
+ * \param in pointer to the block (64 bit = 8 byte) where the plaintext is read from
+ * \param key pointer to the key (64 bit = 8 byte)
+ */
+void des_enc(void* out, const void* in, const void* key);
+
+/** \fn void des_dec(void* out, const void* in, const void* key)
+ * \brief decrypt a block with DES
+ *
+ * This function decrypts a block of 64 bits (8 bytes) with the DES algorithm.
+ * Key expansion is done automatically. The key is 64 bits long, but note that
+ * only 56 bits are used (the LSB of each byte is dropped). The input and output
+ * blocks may overlap.
+ *
+ * \param out pointer to the block (64 bit = 8 byte) where the plaintext is written to
+ * \param in pointer to the block (64 bit = 8 byte) where the ciphertext is read from
+ * \param key pointer to the key (64 bit = 8 byte)
+ */
+void des_dec(void* out, const void* in, const void* key);
+
+/** \fn void tdes_enc(void* out, const void* in, const void* key)
+ * \brief encrypt a block with Tripple-DES
+ *
+ * This function encrypts a block of 64 bits (8 bytes) with the Tripple-DES (EDE)
+ * algorithm. Key expansion is done automatically. The key is 192 bits long, but
+ * note that only 178 bits are used (the LSB of each byte is dropped). The input
+ * and output blocks may overlap.
+ *
+ * \param out pointer to the block (64 bit = 8 byte) where the ciphertext is written to
+ * \param in pointer to the block (64 bit = 8 byte) where the plaintext is read from
+ * \param key pointer to the key (192 bit = 24 byte)
+ */
+void tdes_enc(void* out, const void* in, const void* key);
+
+/** \fn void tdes_dec(void* out, const void* in, const void* key)
+ * \brief decrypt a block with Tripple-DES
+ *
+ * This function decrypts a block of 64 bits (8 bytes) with the Tripple-DES (EDE)
+ * algorithm. Key expansion is done automatically. The key is 192 bits long, but
+ * note that only 178 bits are used (the LSB of each byte is dropped). The input
+ * and output blocks may overlap.
+ *
+ * \param out pointer to the block (64 bit = 8 byte) where the plaintext is written to
+ * \param in pointer to the block (64 bit = 8 byte) where the ciphertext is read from
+ * \param key pointer to the key (192 bit = 24 byte)
+ */
+ void tdes_dec(void* out, const void* in, const void* key);
+
+#endif /*DES_H_*/
+
+// Copied from des.h in desfire imp.
+typedef unsigned long DES_KS[16][2]; /* Single-key DES key schedule */
+typedef unsigned long DES3_KS[48][2]; /* Triple-DES key schedule */
+
+
+extern int Asmversion; /* 1 if we're linked with an asm version, 0 if C */
static bool bQuiet;
-bool bCrypto;
-bool bAuthenticating;
-bool bPwd;
-bool bSuccessful;
+static bool bCrypto;
+static bool bAuthenticating;
+static bool bPwd;
+static bool bSuccessful;
-int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader)
+
+static int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader)
{
+ static uint16_t traceLen = 0;
+ uint8_t *trace = BigBuf_get_addr();
+
// Return when trace is full
- if (traceLen >= TRACE_SIZE) return FALSE;
+ if (traceLen + sizeof(rsamples) + sizeof(dwParity) + sizeof(iBits) + nbytes(iBits) > BigBuf_max_traceLen()) return FALSE;
// Trace the random, i'm curious
rsamples += iSamples;
},
};
-//#define TRACE_LENGTH 3000
-//uint8_t *trace = (uint8_t *) BigBuf;
-//int traceLen = 0;
-//int rsamples = 0;
+// ToDo: define a meaningful maximum size for auth_table. The bigger this is, the lower will be the available memory for traces.
+// Historically it used to be FREE_BUFFER_SIZE, which was 2744.
+#define AUTH_TABLE_LENGTH 2744
+static byte_t* auth_table;
+static size_t auth_table_pos = 0;
+static size_t auth_table_len = AUTH_TABLE_LENGTH;
-#define AUTH_TABLE_OFFSET FREE_BUFFER_OFFSET
-#define AUTH_TABLE_LENGTH FREE_BUFFER_SIZE
-byte_t* auth_table = (byte_t *)BigBuf+AUTH_TABLE_OFFSET;
-size_t auth_table_pos = 0;
-size_t auth_table_len = AUTH_TABLE_LENGTH;
-
-byte_t password[4];
-byte_t NrAr[8];
-byte_t key[8];
-uint64_t cipher_state;
+static byte_t password[4];
+static byte_t NrAr[8];
+static byte_t key[8];
+static uint64_t cipher_state;
/* Following is a modified version of cryptolib.com/ciphers/hitag2/ */
// Software optimized 48-bit Philips/NXP Mifare Hitag2 PCF7936/46/47/52 stream cipher algorithm by I.C. Wiener 2006-2007.
return c;
}
-int hitag2_reset(void)
+static int hitag2_reset(void)
{
tag.state = TAG_STATE_RESET;
tag.crypto_active = 0;
return 0;
}
-int hitag2_init(void)
+static int hitag2_init(void)
{
// memcpy(&tag, &resetdata, sizeof(tag));
hitag2_reset();
LOW(GPIO_SSC_DOUT);
}
-void hitag2_handle_reader_command(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen)
+
+static void hitag2_handle_reader_command(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen)
{
byte_t rx_air[HITAG_FRAME_LEN];
LED_A_OFF();
}
+
static void hitag_reader_send_frame(const byte_t* frame, size_t frame_len)
{
// Send the content of the frame
size_t blocknr;
-bool hitag2_password(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
+static bool hitag2_password(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
// Reset the transmission frame length
*txlen = 0;
return true;
}
-bool hitag2_crypto(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
+static bool hitag2_crypto(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
// Reset the transmission frame length
*txlen = 0;
}
-bool hitag2_authenticate(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
+static bool hitag2_authenticate(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
// Reset the transmission frame length
*txlen = 0;
return true;
}
-bool hitag2_test_auth_attempts(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
+
+static bool hitag2_test_auth_attempts(byte_t* rx, const size_t rxlen, byte_t* tx, size_t* txlen) {
+
// Reset the transmission frame length
*txlen = 0;
if (bCrypto) {
Dbprintf("auth: %02x%02x%02x%02x%02x%02x%02x%02x Failed, removed entry!",NrAr[0],NrAr[1],NrAr[2],NrAr[3],NrAr[4],NrAr[5],NrAr[6],NrAr[7]);
- // Removing failed entry from authentiations table
- memcpy(auth_table+auth_table_pos,auth_table+auth_table_pos+8,8);
- auth_table_len -= 8;
+ // Removing failed entry from authentiations table
+ memcpy(auth_table+auth_table_pos,auth_table+auth_table_pos+8,8);
+ auth_table_len -= 8;
- // Return if we reached the end of the authentiactions table
+ // Return if we reached the end of the authentications table
bCrypto = false;
if (auth_table_pos == auth_table_len) {
return false;
}
-
- // Copy the next authentication attempt in row (at the same position, b/c we removed last failed entry)
+
+ // Copy the next authentication attempt in row (at the same position, b/c we removed last failed entry)
memcpy(NrAr,auth_table+auth_table_pos,8);
}
*txlen = 5;
return true;
}
+
void SnoopHitag(uint32_t type) {
int frame_count;
int response;
byte_t rx[HITAG_FRAME_LEN];
size_t rxlen=0;
- // Clean up trace and prepare it for storing frames
- iso14a_set_tracing(TRUE);
- iso14a_clear_trace();
-
auth_table_len = 0;
auth_table_pos = 0;
+ BigBuf_free();
+ auth_table = (byte_t *)BigBuf_malloc(AUTH_TABLE_LENGTH);
memset(auth_table, 0x00, AUTH_TABLE_LENGTH);
+
+ // Clean up trace and prepare it for storing frames
+ iso14a_set_tracing(TRUE);
+ iso14a_clear_trace();
DbpString("Starting Hitag2 snoop");
LED_D_ON();
AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_TC1);
AT91C_BASE_PIOA->PIO_BSR = GPIO_SSC_FRAME;
- // Disable timer during configuration
+ // Disable timer during configuration
AT91C_BASE_TC1->TC_CCR = AT91C_TC_CLKDIS;
// Capture mode, defaul timer source = MCK/2 (TIMER_CLOCK1), TIOA is external trigger,
bool bQuitTraceFull = false;
bQuiet = false;
- // Clean up trace and prepare it for storing frames
- iso14a_set_tracing(TRUE);
- iso14a_clear_trace();
auth_table_len = 0;
auth_table_pos = 0;
+ byte_t* auth_table;
+ BigBuf_free();
+ auth_table = (byte_t *)BigBuf_malloc(AUTH_TABLE_LENGTH);
memset(auth_table, 0x00, AUTH_TABLE_LENGTH);
+ // Clean up trace and prepare it for storing frames
+ iso14a_set_tracing(TRUE);
+ iso14a_clear_trace();
+
DbpString("Starting Hitag2 simulation");
LED_D_ON();
hitag2_init();
bool bStop;
bool bQuitTraceFull = false;
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- // Reset the return status
- bSuccessful = false;
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ // Reset the return status
+ bSuccessful = false;
// Clean up trace and prepare it for storing frames
- iso14a_set_tracing(TRUE);
- iso14a_clear_trace();
+ iso14a_set_tracing(TRUE);
+ iso14a_clear_trace();
+
DbpString("Starting Hitag reader family");
// Check configuration
switch(htf) {
case RHT2F_PASSWORD: {
- Dbprintf("List identifier in password mode");
+ Dbprintf("List identifier in password mode");
memcpy(password,htd->pwd.password,4);
blocknr = 0;
bQuitTraceFull = false;
Dbhexdump(8,NrAr,false);
bQuiet = false;
bCrypto = false;
- bAuthenticating = false;
+ bAuthenticating = false;
bQuitTraceFull = true;
} break;
DbpString("Authenticating using key:");
memcpy(key,htd->crypto.key,4); //HACK; 4 or 6?? I read both in the code.
Dbhexdump(6,key,false);
- blocknr = 0;
+ blocknr = 0;
bQuiet = false;
bCrypto = false;
- bAuthenticating = false;
+ bAuthenticating = false;
bQuitTraceFull = true;
} break;
case RHT2F_TEST_AUTH_ATTEMPTS: {
Dbprintf("Testing %d authentication attempts",(auth_table_len/8));
auth_table_pos = 0;
- memcpy(NrAr,auth_table,8);
+ memcpy(NrAr, auth_table, 8);
bQuitTraceFull = false;
bQuiet = false;
bCrypto = false;
// The command (reader -> tag) that we're receiving.
// The length of a received command will in most cases be no more than 18 bytes.
// So 32 should be enough!
- uint8_t *readerToTagCmd = (((uint8_t *)BigBuf) + RECV_CMD_OFFSET);
+ #define ICLASS_BUFFER_SIZE 32
+ uint8_t readerToTagCmd[ICLASS_BUFFER_SIZE];
// The response (tag -> reader) that we're receiving.
- uint8_t *tagToReaderResponse = (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);
+ uint8_t tagToReaderResponse[ICLASS_BUFFER_SIZE];
FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
- // reset traceLen to 0
+ // free all BigBuf memory
+ BigBuf_free();
+ // The DMA buffer, used to stream samples from the FPGA
+ uint8_t *dmaBuf = BigBuf_malloc(DMA_BUFFER_SIZE);
+
+ // reset traceLen to 0
iso14a_set_tracing(TRUE);
iso14a_clear_trace();
iso14a_set_trigger(FALSE);
- // The DMA buffer, used to stream samples from the FPGA
- int8_t *dmaBuf = ((int8_t *)BigBuf) + DMA_BUFFER_OFFSET;
- int lastRxCounter;
- int8_t *upTo;
+ int lastRxCounter;
+ uint8_t *upTo;
int smpl;
int maxBehindBy = 0;
(DMA_BUFFER_SIZE-1);
if(behindBy > maxBehindBy) {
maxBehindBy = behindBy;
- if(behindBy > 400) {
+ if(behindBy > (9 * DMA_BUFFER_SIZE / 10)) {
Dbprintf("blew circular buffer! behindBy=0x%x", behindBy);
goto done;
}
int trace_data_size = 0;
//uint8_t sof = 0x0f;
+ // free eventually allocated BigBuf memory
+ BigBuf_free();
// Respond SOF -- takes 1 bytes
- uint8_t *resp1 = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET);
+ uint8_t *resp1 = BigBuf_malloc(2);
int resp1Len;
// Anticollision CSN (rotated CSN)
// 22: Takes 2 bytes for SOF/EOF and 10 * 2 = 20 bytes (2 bytes/byte)
- uint8_t *resp2 = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET + 2);
+ uint8_t *resp2 = BigBuf_malloc(28);
int resp2Len;
// CSN
// 22: Takes 2 bytes for SOF/EOF and 10 * 2 = 20 bytes (2 bytes/byte)
- uint8_t *resp3 = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET + 30);
+ uint8_t *resp3 = BigBuf_malloc(30);
int resp3Len;
// e-Purse
- // 18: Takes 2 bytes for SOF/EOF and 8 * 2 = 16 bytes (2 bytes/byte)
- uint8_t *resp4 = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET + 60);
+ // 18: Takes 2 bytes for SOF/EOF and 8 * 2 = 16 bytes (2 bytes/bit)
+ uint8_t *resp4 = BigBuf_malloc(20);
int resp4Len;
- // + 1720..
- uint8_t *receivedCmd = (((uint8_t *)BigBuf) + RECV_CMD_OFFSET);
+ uint8_t *receivedCmd = BigBuf_malloc(MAX_FRAME_SIZE);
memset(receivedCmd, 0x44, MAX_FRAME_SIZE);
int len;
static uint8_t identify[] = { 0x0c };
static uint8_t select[] = { 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
static uint8_t readcheck_cc[]= { 0x88, 0x02 };
- uint8_t *resp = (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);
+ uint8_t resp[ICLASS_BUFFER_SIZE];
uint8_t read_status = 0;
while(!BUTTON_PRESS())
{
- if(traceLen > TRACE_SIZE) {
+ if(traceLen > BigBuf_max_traceLen()) {
DbpString("Trace full");
break;
}
int keyaccess;
} memory;
- uint8_t* resp = (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);
+ uint8_t resp[ICLASS_BUFFER_SIZE];
setupIclassReader();
WDT_HIT();
- if(traceLen > TRACE_SIZE) {
+ if(traceLen > BigBuf_max_traceLen()) {
DbpString("Trace full");
break;
}
//-----------------------------------------------------------------------------
static void CodeIso14443bAsTag(const uint8_t *cmd, int len)
{
- int i;
-
- ToSendReset();
-
- // Transmit a burst of ones, as the initial thing that lets the
- // reader get phase sync. This (TR1) must be > 80/fs, per spec,
- // but tag that I've tried (a Paypass) exceeds that by a fair bit,
- // so I will too.
- for(i = 0; i < 20; i++) {
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- }
-
- // Send SOF.
- for(i = 0; i < 10; i++) {
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- }
- for(i = 0; i < 2; i++) {
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- }
-
- for(i = 0; i < len; i++) {
- int j;
- uint8_t b = cmd[i];
-
- // Start bit
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- ToSendStuffBit(0);
-
- // Data bits
- for(j = 0; j < 8; j++) {
- if(b & 1) {
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- } else {
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- }
- b >>= 1;
- }
-
- // Stop bit
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- }
-
- // Send SOF.
- for(i = 0; i < 10; i++) {
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- ToSendStuffBit(0);
- }
- for(i = 0; i < 10; i++) {
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- }
-
- // Convert from last byte pos to length
- ToSendMax++;
-
- // Add a few more for slop
- ToSendMax += 2;
+ int i;
+
+ ToSendReset();
+
+ // Transmit a burst of ones, as the initial thing that lets the
+ // reader get phase sync. This (TR1) must be > 80/fs, per spec,
+ // but tag that I've tried (a Paypass) exceeds that by a fair bit,
+ // so I will too.
+ for(i = 0; i < 20; i++) {
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ }
+
+ // Send SOF.
+ for(i = 0; i < 10; i++) {
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ }
+ for(i = 0; i < 2; i++) {
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ }
+
+ for(i = 0; i < len; i++) {
+ int j;
+ uint8_t b = cmd[i];
+
+ // Start bit
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+
+ // Data bits
+ for(j = 0; j < 8; j++) {
+ if(b & 1) {
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ } else {
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ }
+ b >>= 1;
+ }
+
+ // Stop bit
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ }
+
+ // Send SOF.
+ for(i = 0; i < 10; i++) {
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ ToSendStuffBit(0);
+ }
+ for(i = 0; i < 10; i++) {
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ }
+
+ // Convert from last byte pos to length
+ ToSendMax++;
+
+ // Add a few more for slop
+ ToSendMax += 2;
}
//-----------------------------------------------------------------------------
// variables.
//-----------------------------------------------------------------------------
static struct {
- enum {
- STATE_UNSYNCD,
- STATE_GOT_FALLING_EDGE_OF_SOF,
- STATE_AWAITING_START_BIT,
- STATE_RECEIVING_DATA,
- STATE_ERROR_WAIT
- } state;
- uint16_t shiftReg;
- int bitCnt;
- int byteCnt;
- int byteCntMax;
- int posCnt;
- uint8_t *output;
+ enum {
+ STATE_UNSYNCD,
+ STATE_GOT_FALLING_EDGE_OF_SOF,
+ STATE_AWAITING_START_BIT,
+ STATE_RECEIVING_DATA,
+ STATE_ERROR_WAIT
+ } state;
+ uint16_t shiftReg;
+ int bitCnt;
+ int byteCnt;
+ int byteCntMax;
+ int posCnt;
+ uint8_t *output;
} Uart;
/* Receive & handle a bit coming from the reader.
*/
static int Handle14443UartBit(int bit)
{
- switch(Uart.state) {
+ switch(Uart.state) {
case STATE_UNSYNCD:
- LED_A_OFF();
- if(!bit) {
- // we went low, so this could be the beginning
- // of an SOF
- Uart.state = STATE_GOT_FALLING_EDGE_OF_SOF;
- Uart.posCnt = 0;
- Uart.bitCnt = 0;
- }
- break;
-
- case STATE_GOT_FALLING_EDGE_OF_SOF:
- Uart.posCnt++;
- if(Uart.posCnt == 2) {
- if(bit) {
- if(Uart.bitCnt >= 10) {
- // we've seen enough consecutive
- // zeros that it's a valid SOF
- Uart.posCnt = 0;
- Uart.byteCnt = 0;
- Uart.state = STATE_AWAITING_START_BIT;
- LED_A_ON(); // Indicate we got a valid SOF
- } else {
- // didn't stay down long enough
- // before going high, error
- Uart.state = STATE_ERROR_WAIT;
- }
- } else {
- // do nothing, keep waiting
- }
- Uart.bitCnt++;
- }
- if(Uart.posCnt >= 4) Uart.posCnt = 0;
- if(Uart.bitCnt > 14) {
- // Give up if we see too many zeros without
- // a one, too.
- Uart.state = STATE_ERROR_WAIT;
- }
- break;
-
- case STATE_AWAITING_START_BIT:
- Uart.posCnt++;
- if(bit) {
- if(Uart.posCnt > 25) {
- // stayed high for too long between
- // characters, error
- Uart.state = STATE_ERROR_WAIT;
- }
- } else {
- // falling edge, this starts the data byte
- Uart.posCnt = 0;
- Uart.bitCnt = 0;
- Uart.shiftReg = 0;
- Uart.state = STATE_RECEIVING_DATA;
- LED_A_ON(); // Indicate we're receiving
- }
- break;
-
- case STATE_RECEIVING_DATA:
- Uart.posCnt++;
- if(Uart.posCnt == 2) {
- // time to sample a bit
- Uart.shiftReg >>= 1;
- if(bit) {
- Uart.shiftReg |= 0x200;
- }
- Uart.bitCnt++;
- }
- if(Uart.posCnt >= 4) {
- Uart.posCnt = 0;
- }
- if(Uart.bitCnt == 10) {
- if((Uart.shiftReg & 0x200) && !(Uart.shiftReg & 0x001))
- {
- // this is a data byte, with correct
- // start and stop bits
- Uart.output[Uart.byteCnt] = (Uart.shiftReg >> 1) & 0xff;
- Uart.byteCnt++;
-
- if(Uart.byteCnt >= Uart.byteCntMax) {
- // Buffer overflowed, give up
- Uart.posCnt = 0;
- Uart.state = STATE_ERROR_WAIT;
- } else {
- // so get the next byte now
- Uart.posCnt = 0;
- Uart.state = STATE_AWAITING_START_BIT;
- }
- } else if(Uart.shiftReg == 0x000) {
- // this is an EOF byte
- LED_A_OFF(); // Finished receiving
- return TRUE;
- } else {
- // this is an error
- Uart.posCnt = 0;
- Uart.state = STATE_ERROR_WAIT;
- }
- }
- break;
-
- case STATE_ERROR_WAIT:
- // We're all screwed up, so wait a little while
- // for whatever went wrong to finish, and then
- // start over.
- Uart.posCnt++;
- if(Uart.posCnt > 10) {
- Uart.state = STATE_UNSYNCD;
- }
- break;
-
- default:
- Uart.state = STATE_UNSYNCD;
- break;
- }
-
- // This row make the error blew circular buffer in hf 14b snoop
- //if (Uart.state == STATE_ERROR_WAIT) LED_A_OFF(); // Error
-
- return FALSE;
+ LED_A_OFF();
+ if(!bit) {
+ // we went low, so this could be the beginning
+ // of an SOF
+ Uart.state = STATE_GOT_FALLING_EDGE_OF_SOF;
+ Uart.posCnt = 0;
+ Uart.bitCnt = 0;
+ }
+ break;
+
+ case STATE_GOT_FALLING_EDGE_OF_SOF:
+ Uart.posCnt++;
+ if(Uart.posCnt == 2) {
+ if(bit) {
+ if(Uart.bitCnt >= 10) {
+ // we've seen enough consecutive
+ // zeros that it's a valid SOF
+ Uart.posCnt = 0;
+ Uart.byteCnt = 0;
+ Uart.state = STATE_AWAITING_START_BIT;
+ LED_A_ON(); // Indicate we got a valid SOF
+ } else {
+ // didn't stay down long enough
+ // before going high, error
+ Uart.state = STATE_ERROR_WAIT;
+ }
+ } else {
+ // do nothing, keep waiting
+ }
+ Uart.bitCnt++;
+ }
+ if(Uart.posCnt >= 4) Uart.posCnt = 0;
+ if(Uart.bitCnt > 14) {
+ // Give up if we see too many zeros without
+ // a one, too.
+ Uart.state = STATE_ERROR_WAIT;
+ }
+ break;
+
+ case STATE_AWAITING_START_BIT:
+ Uart.posCnt++;
+ if(bit) {
+ if(Uart.posCnt > 25) {
+ // stayed high for too long between
+ // characters, error
+ Uart.state = STATE_ERROR_WAIT;
+ }
+ } else {
+ // falling edge, this starts the data byte
+ Uart.posCnt = 0;
+ Uart.bitCnt = 0;
+ Uart.shiftReg = 0;
+ Uart.state = STATE_RECEIVING_DATA;
+ LED_A_ON(); // Indicate we're receiving
+ }
+ break;
+
+ case STATE_RECEIVING_DATA:
+ Uart.posCnt++;
+ if(Uart.posCnt == 2) {
+ // time to sample a bit
+ Uart.shiftReg >>= 1;
+ if(bit) {
+ Uart.shiftReg |= 0x200;
+ }
+ Uart.bitCnt++;
+ }
+ if(Uart.posCnt >= 4) {
+ Uart.posCnt = 0;
+ }
+ if(Uart.bitCnt == 10) {
+ if((Uart.shiftReg & 0x200) && !(Uart.shiftReg & 0x001))
+ {
+ // this is a data byte, with correct
+ // start and stop bits
+ Uart.output[Uart.byteCnt] = (Uart.shiftReg >> 1) & 0xff;
+ Uart.byteCnt++;
+
+ if(Uart.byteCnt >= Uart.byteCntMax) {
+ // Buffer overflowed, give up
+ Uart.posCnt = 0;
+ Uart.state = STATE_ERROR_WAIT;
+ } else {
+ // so get the next byte now
+ Uart.posCnt = 0;
+ Uart.state = STATE_AWAITING_START_BIT;
+ }
+ } else if(Uart.shiftReg == 0x000) {
+ // this is an EOF byte
+ LED_A_OFF(); // Finished receiving
+ return TRUE;
+ } else {
+ // this is an error
+ Uart.posCnt = 0;
+ Uart.state = STATE_ERROR_WAIT;
+ }
+ }
+ break;
+
+ case STATE_ERROR_WAIT:
+ // We're all screwed up, so wait a little while
+ // for whatever went wrong to finish, and then
+ // start over.
+ Uart.posCnt++;
+ if(Uart.posCnt > 10) {
+ Uart.state = STATE_UNSYNCD;
+ }
+ break;
+
+ default:
+ Uart.state = STATE_UNSYNCD;
+ break;
+ }
+
+ // This row make the error blew circular buffer in hf 14b snoop
+ //if (Uart.state == STATE_ERROR_WAIT) LED_A_OFF(); // Error
+
+ return FALSE;
}
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
static int GetIso14443CommandFromReader(uint8_t *received, int *len, int maxLen)
{
- uint8_t mask;
- int i, bit;
-
- // Set FPGA mode to "simulated ISO 14443 tag", no modulation (listen
- // only, since we are receiving, not transmitting).
- // Signal field is off with the appropriate LED
- LED_D_OFF();
- FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR | FPGA_HF_SIMULATOR_NO_MODULATION);
-
-
- // Now run a `software UART' on the stream of incoming samples.
- Uart.output = received;
- Uart.byteCntMax = maxLen;
- Uart.state = STATE_UNSYNCD;
-
- for(;;) {
- WDT_HIT();
-
- if(BUTTON_PRESS()) return FALSE;
-
- if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
- AT91C_BASE_SSC->SSC_THR = 0x00;
- }
- if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
- uint8_t b = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
-
- mask = 0x80;
- for(i = 0; i < 8; i++, mask >>= 1) {
- bit = (b & mask);
- if(Handle14443UartBit(bit)) {
- *len = Uart.byteCnt;
- return TRUE;
- }
- }
- }
- }
+ uint8_t mask;
+ int i, bit;
+
+ // Set FPGA mode to "simulated ISO 14443 tag", no modulation (listen
+ // only, since we are receiving, not transmitting).
+ // Signal field is off with the appropriate LED
+ LED_D_OFF();
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR | FPGA_HF_SIMULATOR_NO_MODULATION);
+
+
+ // Now run a `software UART' on the stream of incoming samples.
+ Uart.output = received;
+ Uart.byteCntMax = maxLen;
+ Uart.state = STATE_UNSYNCD;
+
+ for(;;) {
+ WDT_HIT();
+
+ if(BUTTON_PRESS()) return FALSE;
+
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
+ AT91C_BASE_SSC->SSC_THR = 0x00;
+ }
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
+ uint8_t b = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
+
+ mask = 0x80;
+ for(i = 0; i < 8; i++, mask >>= 1) {
+ bit = (b & mask);
+ if(Handle14443UartBit(bit)) {
+ *len = Uart.byteCnt;
+ return TRUE;
+ }
+ }
+ }
+ }
}
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
void SimulateIso14443Tag(void)
{
- static const uint8_t cmd1[] = { 0x05, 0x00, 0x08, 0x39, 0x73 };
- static const uint8_t response1[] = {
- 0x50, 0x82, 0x0d, 0xe1, 0x74, 0x20, 0x38, 0x19, 0x22,
- 0x00, 0x21, 0x85, 0x5e, 0xd7
- };
+ static const uint8_t cmd1[] = { 0x05, 0x00, 0x08, 0x39, 0x73 };
+ static const uint8_t response1[] = {
+ 0x50, 0x82, 0x0d, 0xe1, 0x74, 0x20, 0x38, 0x19, 0x22,
+ 0x00, 0x21, 0x85, 0x5e, 0xd7
+ };
- uint8_t *resp;
- int respLen;
+ uint8_t *resp;
+ int respLen;
- uint8_t *resp1 = (((uint8_t *)BigBuf) + 800);
- int resp1Len;
+ uint8_t *resp1 = BigBuf_get_addr() + 800;
+ int resp1Len;
- uint8_t *receivedCmd = (uint8_t *)BigBuf;
- int len;
+ uint8_t *receivedCmd = BigBuf_get_addr();
+ int len;
- int i;
+ int i;
- int cmdsRecvd = 0;
+ int cmdsRecvd = 0;
- FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
- memset(receivedCmd, 0x44, 400);
+ FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
+ memset(receivedCmd, 0x44, 400);
- CodeIso14443bAsTag(response1, sizeof(response1));
- memcpy(resp1, ToSend, ToSendMax); resp1Len = ToSendMax;
+ CodeIso14443bAsTag(response1, sizeof(response1));
+ memcpy(resp1, ToSend, ToSendMax); resp1Len = ToSendMax;
- // We need to listen to the high-frequency, peak-detected path.
- SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
- FpgaSetupSsc();
+ // We need to listen to the high-frequency, peak-detected path.
+ SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
+ FpgaSetupSsc();
- cmdsRecvd = 0;
+ cmdsRecvd = 0;
- for(;;) {
- uint8_t b1, b2;
+ for(;;) {
+ uint8_t b1, b2;
- if(!GetIso14443CommandFromReader(receivedCmd, &len, 100)) {
+ if(!GetIso14443CommandFromReader(receivedCmd, &len, 100)) {
Dbprintf("button pressed, received %d commands", cmdsRecvd);
break;
- }
-
- // Good, look at the command now.
-
- if(len == sizeof(cmd1) && memcmp(receivedCmd, cmd1, len)==0) {
- resp = resp1; respLen = resp1Len;
- } else {
- Dbprintf("new cmd from reader: len=%d, cmdsRecvd=%d", len, cmdsRecvd);
- // And print whether the CRC fails, just for good measure
- ComputeCrc14443(CRC_14443_B, receivedCmd, len-2, &b1, &b2);
- if(b1 != receivedCmd[len-2] || b2 != receivedCmd[len-1]) {
- // Not so good, try again.
- DbpString("+++CRC fail");
- } else {
- DbpString("CRC passes");
- }
- break;
- }
-
- memset(receivedCmd, 0x44, 32);
-
- cmdsRecvd++;
-
- if(cmdsRecvd > 0x30) {
- DbpString("many commands later...");
- break;
- }
-
- if(respLen <= 0) continue;
-
- // Modulate BPSK
- // Signal field is off with the appropriate LED
- LED_D_OFF();
- FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR | FPGA_HF_SIMULATOR_MODULATE_BPSK);
- AT91C_BASE_SSC->SSC_THR = 0xff;
- FpgaSetupSsc();
-
- // Transmit the response.
- i = 0;
- for(;;) {
- if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
- uint8_t b = resp[i];
-
- AT91C_BASE_SSC->SSC_THR = b;
-
- i++;
- if(i > respLen) {
- break;
- }
- }
- if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
- volatile uint8_t b = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
- (void)b;
- }
- }
- }
+ }
+
+ // Good, look at the command now.
+
+ if(len == sizeof(cmd1) && memcmp(receivedCmd, cmd1, len)==0) {
+ resp = resp1; respLen = resp1Len;
+ } else {
+ Dbprintf("new cmd from reader: len=%d, cmdsRecvd=%d", len, cmdsRecvd);
+ // And print whether the CRC fails, just for good measure
+ ComputeCrc14443(CRC_14443_B, receivedCmd, len-2, &b1, &b2);
+ if(b1 != receivedCmd[len-2] || b2 != receivedCmd[len-1]) {
+ // Not so good, try again.
+ DbpString("+++CRC fail");
+ } else {
+ DbpString("CRC passes");
+ }
+ break;
+ }
+
+ memset(receivedCmd, 0x44, 32);
+
+ cmdsRecvd++;
+
+ if(cmdsRecvd > 0x30) {
+ DbpString("many commands later...");
+ break;
+ }
+
+ if(respLen <= 0) continue;
+
+ // Modulate BPSK
+ // Signal field is off with the appropriate LED
+ LED_D_OFF();
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_SIMULATOR | FPGA_HF_SIMULATOR_MODULATE_BPSK);
+ AT91C_BASE_SSC->SSC_THR = 0xff;
+ FpgaSetupSsc();
+
+ // Transmit the response.
+ i = 0;
+ for(;;) {
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
+ uint8_t b = resp[i];
+
+ AT91C_BASE_SSC->SSC_THR = b;
+
+ i++;
+ if(i > respLen) {
+ break;
+ }
+ }
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
+ volatile uint8_t b = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
+ (void)b;
+ }
+ }
+ }
}
//=============================================================================
//=============================================================================
static struct {
- enum {
- DEMOD_UNSYNCD,
- DEMOD_PHASE_REF_TRAINING,
- DEMOD_AWAITING_FALLING_EDGE_OF_SOF,
- DEMOD_GOT_FALLING_EDGE_OF_SOF,
- DEMOD_AWAITING_START_BIT,
- DEMOD_RECEIVING_DATA,
- DEMOD_ERROR_WAIT
- } state;
- int bitCount;
- int posCount;
- int thisBit;
- int metric;
- int metricN;
- uint16_t shiftReg;
- uint8_t *output;
- int len;
- int sumI;
- int sumQ;
+ enum {
+ DEMOD_UNSYNCD,
+ DEMOD_PHASE_REF_TRAINING,
+ DEMOD_AWAITING_FALLING_EDGE_OF_SOF,
+ DEMOD_GOT_FALLING_EDGE_OF_SOF,
+ DEMOD_AWAITING_START_BIT,
+ DEMOD_RECEIVING_DATA,
+ DEMOD_ERROR_WAIT
+ } state;
+ int bitCount;
+ int posCount;
+ int thisBit;
+ int metric;
+ int metricN;
+ uint16_t shiftReg;
+ uint8_t *output;
+ int len;
+ int sumI;
+ int sumQ;
} Demod;
/*
*/
static RAMFUNC int Handle14443SamplesDemod(int ci, int cq)
{
- int v;
+ int v;
- // The soft decision on the bit uses an estimate of just the
- // quadrant of the reference angle, not the exact angle.
+ // The soft decision on the bit uses an estimate of just the
+ // quadrant of the reference angle, not the exact angle.
#define MAKE_SOFT_DECISION() { \
- if(Demod.sumI > 0) { \
- v = ci; \
- } else { \
- v = -ci; \
- } \
- if(Demod.sumQ > 0) { \
- v += cq; \
- } else { \
- v -= cq; \
- } \
- }
-
- switch(Demod.state) {
- case DEMOD_UNSYNCD:
- v = ci;
- if(v < 0) v = -v;
- if(cq > 0) {
- v += cq;
- } else {
- v -= cq;
- }
- if(v > 40) {
- Demod.posCount = 0;
- Demod.state = DEMOD_PHASE_REF_TRAINING;
- Demod.sumI = 0;
- Demod.sumQ = 0;
- }
- break;
-
- case DEMOD_PHASE_REF_TRAINING:
- if(Demod.posCount < 8) {
- Demod.sumI += ci;
- Demod.sumQ += cq;
- } else if(Demod.posCount > 100) {
- // error, waited too long
- Demod.state = DEMOD_UNSYNCD;
- } else {
- MAKE_SOFT_DECISION();
- if(v < 0) {
- Demod.state = DEMOD_AWAITING_FALLING_EDGE_OF_SOF;
- Demod.posCount = 0;
- }
- }
- Demod.posCount++;
- break;
-
- case DEMOD_AWAITING_FALLING_EDGE_OF_SOF:
- MAKE_SOFT_DECISION();
- if(v < 0) {
- Demod.state = DEMOD_GOT_FALLING_EDGE_OF_SOF;
- Demod.posCount = 0;
- } else {
- if(Demod.posCount > 100) {
- Demod.state = DEMOD_UNSYNCD;
- }
- }
- Demod.posCount++;
- break;
-
- case DEMOD_GOT_FALLING_EDGE_OF_SOF:
- MAKE_SOFT_DECISION();
- if(v > 0) {
- if(Demod.posCount < 12) {
- Demod.state = DEMOD_UNSYNCD;
- } else {
- LED_C_ON(); // Got SOF
- Demod.state = DEMOD_AWAITING_START_BIT;
- Demod.posCount = 0;
- Demod.len = 0;
- Demod.metricN = 0;
- Demod.metric = 0;
- }
- } else {
- if(Demod.posCount > 100) {
- Demod.state = DEMOD_UNSYNCD;
- }
- }
- Demod.posCount++;
- break;
-
- case DEMOD_AWAITING_START_BIT:
- MAKE_SOFT_DECISION();
- if(v > 0) {
- if(Demod.posCount > 10) {
- Demod.state = DEMOD_UNSYNCD;
- }
- } else {
- Demod.bitCount = 0;
- Demod.posCount = 1;
- Demod.thisBit = v;
- Demod.shiftReg = 0;
- Demod.state = DEMOD_RECEIVING_DATA;
- }
- break;
-
- case DEMOD_RECEIVING_DATA:
- MAKE_SOFT_DECISION();
- if(Demod.posCount == 0) {
- Demod.thisBit = v;
- Demod.posCount = 1;
- } else {
- Demod.thisBit += v;
-
- if(Demod.thisBit > 0) {
- Demod.metric += Demod.thisBit;
- } else {
- Demod.metric -= Demod.thisBit;
- }
- (Demod.metricN)++;
-
- Demod.shiftReg >>= 1;
- if(Demod.thisBit > 0) {
- Demod.shiftReg |= 0x200;
- }
-
- Demod.bitCount++;
- if(Demod.bitCount == 10) {
- uint16_t s = Demod.shiftReg;
- if((s & 0x200) && !(s & 0x001)) {
- uint8_t b = (s >> 1);
- Demod.output[Demod.len] = b;
- Demod.len++;
- Demod.state = DEMOD_AWAITING_START_BIT;
- } else if(s == 0x000) {
- // This is EOF
- LED_C_OFF();
- Demod.state = DEMOD_UNSYNCD;
- return TRUE;
- } else {
- Demod.state = DEMOD_UNSYNCD;
- }
- }
- Demod.posCount = 0;
- }
- break;
-
- default:
- Demod.state = DEMOD_UNSYNCD;
- break;
- }
-
- if (Demod.state == DEMOD_UNSYNCD) LED_C_OFF(); // Not synchronized...
- return FALSE;
-}
+ if(Demod.sumI > 0) { \
+ v = ci; \
+ } else { \
+ v = -ci; \
+ } \
+ if(Demod.sumQ > 0) { \
+ v += cq; \
+ } else { \
+ v -= cq; \
+ } \
+ }
+ switch(Demod.state) {
+ case DEMOD_UNSYNCD:
+ v = ci;
+ if(v < 0) v = -v;
+ if(cq > 0) {
+ v += cq;
+ } else {
+ v -= cq;
+ }
+ if(v > 40) {
+ Demod.posCount = 0;
+ Demod.state = DEMOD_PHASE_REF_TRAINING;
+ Demod.sumI = 0;
+ Demod.sumQ = 0;
+ }
+ break;
+
+ case DEMOD_PHASE_REF_TRAINING:
+ if(Demod.posCount < 8) {
+ Demod.sumI += ci;
+ Demod.sumQ += cq;
+ } else if(Demod.posCount > 100) {
+ // error, waited too long
+ Demod.state = DEMOD_UNSYNCD;
+ } else {
+ MAKE_SOFT_DECISION();
+ if(v < 0) {
+ Demod.state = DEMOD_AWAITING_FALLING_EDGE_OF_SOF;
+ Demod.posCount = 0;
+ }
+ }
+ Demod.posCount++;
+ break;
+
+ case DEMOD_AWAITING_FALLING_EDGE_OF_SOF:
+ MAKE_SOFT_DECISION();
+ if(v < 0) {
+ Demod.state = DEMOD_GOT_FALLING_EDGE_OF_SOF;
+ Demod.posCount = 0;
+ } else {
+ if(Demod.posCount > 100) {
+ Demod.state = DEMOD_UNSYNCD;
+ }
+ }
+ Demod.posCount++;
+ break;
+
+ case DEMOD_GOT_FALLING_EDGE_OF_SOF:
+ MAKE_SOFT_DECISION();
+ if(v > 0) {
+ if(Demod.posCount < 12) {
+ Demod.state = DEMOD_UNSYNCD;
+ } else {
+ LED_C_ON(); // Got SOF
+ Demod.state = DEMOD_AWAITING_START_BIT;
+ Demod.posCount = 0;
+ Demod.len = 0;
+ Demod.metricN = 0;
+ Demod.metric = 0;
+ }
+ } else {
+ if(Demod.posCount > 100) {
+ Demod.state = DEMOD_UNSYNCD;
+ }
+ }
+ Demod.posCount++;
+ break;
+
+ case DEMOD_AWAITING_START_BIT:
+ MAKE_SOFT_DECISION();
+ if(v > 0) {
+ if(Demod.posCount > 10) {
+ Demod.state = DEMOD_UNSYNCD;
+ }
+ } else {
+ Demod.bitCount = 0;
+ Demod.posCount = 1;
+ Demod.thisBit = v;
+ Demod.shiftReg = 0;
+ Demod.state = DEMOD_RECEIVING_DATA;
+ }
+ break;
+
+ case DEMOD_RECEIVING_DATA:
+ MAKE_SOFT_DECISION();
+ if(Demod.posCount == 0) {
+ Demod.thisBit = v;
+ Demod.posCount = 1;
+ } else {
+ Demod.thisBit += v;
+
+ if(Demod.thisBit > 0) {
+ Demod.metric += Demod.thisBit;
+ } else {
+ Demod.metric -= Demod.thisBit;
+ }
+ (Demod.metricN)++;
+
+ Demod.shiftReg >>= 1;
+ if(Demod.thisBit > 0) {
+ Demod.shiftReg |= 0x200;
+ }
+
+ Demod.bitCount++;
+ if(Demod.bitCount == 10) {
+ uint16_t s = Demod.shiftReg;
+ if((s & 0x200) && !(s & 0x001)) {
+ uint8_t b = (s >> 1);
+ Demod.output[Demod.len] = b;
+ Demod.len++;
+ Demod.state = DEMOD_AWAITING_START_BIT;
+ } else if(s == 0x000) {
+ // This is EOF
+ LED_C_OFF();
+ Demod.state = DEMOD_UNSYNCD;
+ return TRUE;
+ } else {
+ Demod.state = DEMOD_UNSYNCD;
+ }
+ }
+ Demod.posCount = 0;
+ }
+ break;
+
+ default:
+ Demod.state = DEMOD_UNSYNCD;
+ break;
+ }
+
+ if (Demod.state == DEMOD_UNSYNCD) LED_C_OFF(); // Not synchronized...
+ return FALSE;
+}
static void DemodReset()
{
// Clear out the state of the "UART" that receives from the tag.
- Demod.output = ((uint8_t *)BigBuf) + RECV_RESP_OFFSET;
Demod.len = 0;
Demod.state = DEMOD_UNSYNCD;
memset(Demod.output, 0x00, MAX_FRAME_SIZE);
-
+}
+static void DemodInit(uint8_t *data)
+{
+ Demod.output = data;
+ DemodReset();
}
static void UartReset()
{
- // And the UART that receives from the reader
- Uart.output = ((uint8_t *)BigBuf) + RECV_CMD_OFFSET;
Uart.byteCntMax = MAX_FRAME_SIZE;
Uart.state = STATE_UNSYNCD;
Uart.byteCnt = 0;
Uart.bitCnt = 0;
}
+static void UartInit(uint8_t *data)
+{
+ Uart.output = data;
+ UartReset();
+}
/*
* Demodulate the samples we received from the tag, also log to tracebuffer
*/
static void GetSamplesFor14443Demod(int weTx, int n, int quiet)
{
- int max = 0;
- int gotFrame = FALSE;
-
- int lastRxCounter;
-
- int ci, cq;
+ int max = 0;
+ int gotFrame = FALSE;
+ int lastRxCounter, ci, cq, samples = 0;
+
+ // Allocate memory from BigBuf for some buffers
+ // free all previous allocations first
+ BigBuf_free();
+
+ // The command (reader -> tag) that we're receiving.
+ uint8_t *receivedCmd = BigBuf_malloc(MAX_FRAME_SIZE);
+
+ // The response (tag -> reader) that we're receiving.
+ uint8_t *receivedResponse = BigBuf_malloc(MAX_FRAME_SIZE);
+
+ // The DMA buffer, used to stream samples from the FPGA
+ uint8_t *dmaBuf = BigBuf_malloc(DMA_BUFFER_SIZE);
- int samples = 0;
+ // Set up the demodulator for tag -> reader responses.
+ DemodInit(receivedResponse);
+ // Set up the demodulator for the reader -> tag commands
+ UartInit(receivedCmd);
- DemodReset();
- UartReset();
+ // Setup and start DMA.
+ FpgaSetupSscDma(dmaBuf, DMA_BUFFER_SIZE);
- // The DMA buffer, used to stream samples from the FPGA
- int8_t *dmaBuf = ((int8_t *)BigBuf) + DMA_BUFFER_OFFSET;
- int8_t *upTo= dmaBuf;
+ uint8_t *upTo= dmaBuf;
lastRxCounter = DMA_BUFFER_SIZE;
- FpgaSetupSscDma((uint8_t *)dmaBuf, DMA_BUFFER_SIZE);
- // Signal field is ON with the appropriate LED:
- if (weTx) LED_D_ON(); else LED_D_OFF();
- // And put the FPGA in the appropriate mode
- FpgaWriteConfWord(
- FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ |
- (weTx ? 0 : FPGA_HF_READER_RX_XCORR_SNOOP));
+ // Signal field is ON with the appropriate LED:
+ if (weTx) LED_D_ON(); else LED_D_OFF();
+ // And put the FPGA in the appropriate mode
+ FpgaWriteConfWord(
+ FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ |
+ (weTx ? 0 : FPGA_HF_READER_RX_XCORR_SNOOP));
- for(;;) {
- int behindBy = lastRxCounter - AT91C_BASE_PDC_SSC->PDC_RCR;
- if(behindBy > max) max = behindBy;
+ for(;;) {
+ int behindBy = lastRxCounter - AT91C_BASE_PDC_SSC->PDC_RCR;
+ if(behindBy > max) max = behindBy;
while(((lastRxCounter-AT91C_BASE_PDC_SSC->PDC_RCR) & (DMA_BUFFER_SIZE-1))
- > 2)
- {
- ci = upTo[0];
- cq = upTo[1];
- upTo += 2;
+ > 2)
+ {
+ ci = upTo[0];
+ cq = upTo[1];
+ upTo += 2;
if(upTo - dmaBuf > DMA_BUFFER_SIZE) {
upTo -= DMA_BUFFER_SIZE;
- AT91C_BASE_PDC_SSC->PDC_RNPR = (uint32_t) upTo;
+ AT91C_BASE_PDC_SSC->PDC_RNPR = (uint32_t) upTo;
AT91C_BASE_PDC_SSC->PDC_RNCR = DMA_BUFFER_SIZE;
- }
- lastRxCounter -= 2;
- if(lastRxCounter <= 0) {
+ }
+ lastRxCounter -= 2;
+ if(lastRxCounter <= 0) {
lastRxCounter += DMA_BUFFER_SIZE;
- }
+ }
- samples += 2;
+ samples += 2;
- Handle14443UartBit(1);
- Handle14443UartBit(1);
+ Handle14443UartBit(1);
+ Handle14443UartBit(1);
- if(Handle14443SamplesDemod(ci, cq)) {
- gotFrame = 1;
- }
- }
+ if(Handle14443SamplesDemod(ci, cq)) {
+ gotFrame = 1;
+ }
+ }
- if(samples > 2000) {
- break;
- }
- }
- AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTDIS;
- if (!quiet) Dbprintf("%x %x %x", max, gotFrame, Demod.len);
+ if(samples > 2000) {
+ break;
+ }
+ }
+ AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTDIS;
+ if (!quiet) Dbprintf("%x %x %x", max, gotFrame, Demod.len);
//Tracing
if (tracing && Demod.len > 0) {
uint8_t parity[MAX_PARITY_SIZE];
//-----------------------------------------------------------------------------
/*static void GetSamplesFor14443(int weTx, int n)
{
- uint8_t *dest = (uint8_t *)BigBuf;
- int c;
-
- FpgaWriteConfWord(
- FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ |
- (weTx ? 0 : FPGA_HF_READER_RX_XCORR_SNOOP));
-
- c = 0;
- for(;;) {
- if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
- AT91C_BASE_SSC->SSC_THR = 0x43;
- }
- if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
- int8_t b;
- b = (int8_t)AT91C_BASE_SSC->SSC_RHR;
-
- dest[c++] = (uint8_t)b;
-
- if(c >= n) {
- break;
- }
- }
- }
+ uint8_t *dest = (uint8_t *)BigBuf;
+ int c;
+
+ FpgaWriteConfWord(
+ FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ |
+ (weTx ? 0 : FPGA_HF_READER_RX_XCORR_SNOOP));
+
+ c = 0;
+ for(;;) {
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
+ AT91C_BASE_SSC->SSC_THR = 0x43;
+ }
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
+ int8_t b;
+ b = (int8_t)AT91C_BASE_SSC->SSC_RHR;
+
+ dest[c++] = (uint8_t)b;
+
+ if(c >= n) {
+ break;
+ }
+ }
+ }
}*/
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
static void TransmitFor14443(void)
{
- int c;
+ int c;
- FpgaSetupSsc();
+ FpgaSetupSsc();
- while(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
- AT91C_BASE_SSC->SSC_THR = 0xff;
- }
+ while(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
+ AT91C_BASE_SSC->SSC_THR = 0xff;
+ }
- // Signal field is ON with the appropriate Red LED
+ // Signal field is ON with the appropriate Red LED
LED_D_ON();
// Signal we are transmitting with the Green LED
LED_B_ON();
FpgaWriteConfWord(
- FPGA_MAJOR_MODE_HF_READER_TX | FPGA_HF_READER_TX_SHALLOW_MOD);
-
- for(c = 0; c < 10;) {
- if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
- AT91C_BASE_SSC->SSC_THR = 0xff;
- c++;
- }
- if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
- volatile uint32_t r = AT91C_BASE_SSC->SSC_RHR;
- (void)r;
- }
- WDT_HIT();
- }
-
- c = 0;
- for(;;) {
- if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
- AT91C_BASE_SSC->SSC_THR = ToSend[c];
- c++;
- if(c >= ToSendMax) {
- break;
- }
- }
- if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
- volatile uint32_t r = AT91C_BASE_SSC->SSC_RHR;
- (void)r;
- }
- WDT_HIT();
- }
- LED_B_OFF(); // Finished sending
+ FPGA_MAJOR_MODE_HF_READER_TX | FPGA_HF_READER_TX_SHALLOW_MOD);
+
+ for(c = 0; c < 10;) {
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
+ AT91C_BASE_SSC->SSC_THR = 0xff;
+ c++;
+ }
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
+ volatile uint32_t r = AT91C_BASE_SSC->SSC_RHR;
+ (void)r;
+ }
+ WDT_HIT();
+ }
+
+ c = 0;
+ for(;;) {
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
+ AT91C_BASE_SSC->SSC_THR = ToSend[c];
+ c++;
+ if(c >= ToSendMax) {
+ break;
+ }
+ }
+ if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
+ volatile uint32_t r = AT91C_BASE_SSC->SSC_RHR;
+ (void)r;
+ }
+ WDT_HIT();
+ }
+ LED_B_OFF(); // Finished sending
}
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
static void CodeIso14443bAsReader(const uint8_t *cmd, int len)
{
- int i, j;
- uint8_t b;
-
- ToSendReset();
-
- // Establish initial reference level
- for(i = 0; i < 40; i++) {
- ToSendStuffBit(1);
- }
- // Send SOF
- for(i = 0; i < 10; i++) {
- ToSendStuffBit(0);
- }
-
- for(i = 0; i < len; i++) {
- // Stop bits/EGT
- ToSendStuffBit(1);
- ToSendStuffBit(1);
- // Start bit
- ToSendStuffBit(0);
- // Data bits
- b = cmd[i];
- for(j = 0; j < 8; j++) {
- if(b & 1) {
- ToSendStuffBit(1);
- } else {
- ToSendStuffBit(0);
- }
- b >>= 1;
- }
- }
- // Send EOF
- ToSendStuffBit(1);
- for(i = 0; i < 10; i++) {
- ToSendStuffBit(0);
- }
- for(i = 0; i < 8; i++) {
- ToSendStuffBit(1);
- }
-
- // And then a little more, to make sure that the last character makes
- // it out before we switch to rx mode.
- for(i = 0; i < 24; i++) {
- ToSendStuffBit(1);
- }
-
- // Convert from last character reference to length
- ToSendMax++;
+ int i, j;
+ uint8_t b;
+
+ ToSendReset();
+
+ // Establish initial reference level
+ for(i = 0; i < 40; i++) {
+ ToSendStuffBit(1);
+ }
+ // Send SOF
+ for(i = 0; i < 10; i++) {
+ ToSendStuffBit(0);
+ }
+
+ for(i = 0; i < len; i++) {
+ // Stop bits/EGT
+ ToSendStuffBit(1);
+ ToSendStuffBit(1);
+ // Start bit
+ ToSendStuffBit(0);
+ // Data bits
+ b = cmd[i];
+ for(j = 0; j < 8; j++) {
+ if(b & 1) {
+ ToSendStuffBit(1);
+ } else {
+ ToSendStuffBit(0);
+ }
+ b >>= 1;
+ }
+ }
+ // Send EOF
+ ToSendStuffBit(1);
+ for(i = 0; i < 10; i++) {
+ ToSendStuffBit(0);
+ }
+ for(i = 0; i < 8; i++) {
+ ToSendStuffBit(1);
+ }
+
+ // And then a little more, to make sure that the last character makes
+ // it out before we switch to rx mode.
+ for(i = 0; i < 24; i++) {
+ ToSendStuffBit(1);
+ }
+
+ // Convert from last character reference to length
+ ToSendMax++;
}
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
void AcquireRawAdcSamplesIso14443(uint32_t parameter)
{
- uint8_t cmd1[] = { 0x05, 0x00, 0x08, 0x39, 0x73 };
+ uint8_t cmd1[] = { 0x05, 0x00, 0x08, 0x39, 0x73 };
- SendRawCommand14443B(sizeof(cmd1),1,1,cmd1);
+ SendRawCommand14443B(sizeof(cmd1),1,1,cmd1);
}
/**
clear_trace();
set_tracing(TRUE);
- uint8_t i = 0x00;
+ uint8_t i = 0x00;
- FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
- // Make sure that we start from off, since the tags are stateful;
- // confusing things will happen if we don't reset them between reads.
- LED_D_OFF();
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- SpinDelay(200);
+ FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
+ // Make sure that we start from off, since the tags are stateful;
+ // confusing things will happen if we don't reset them between reads.
+ LED_D_OFF();
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelay(200);
- SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
- FpgaSetupSsc();
+ SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
+ FpgaSetupSsc();
- // Now give it time to spin up.
- // Signal field is on with the appropriate LED
- LED_D_ON();
- FpgaWriteConfWord(
- FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ);
- SpinDelay(200);
+ // Now give it time to spin up.
+ // Signal field is on with the appropriate LED
+ LED_D_ON();
+ FpgaWriteConfWord(
+ FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ);
+ SpinDelay(200);
- // First command: wake up the tag using the INITIATE command
- uint8_t cmd1[] = { 0x06, 0x00, 0x97, 0x5b};
+ // First command: wake up the tag using the INITIATE command
+ uint8_t cmd1[] = { 0x06, 0x00, 0x97, 0x5b};
CodeAndTransmit14443bAsReader(cmd1, sizeof(cmd1));
// LED_A_ON();
- GetSamplesFor14443Demod(TRUE, 2000,TRUE);
+ GetSamplesFor14443Demod(TRUE, 2000,TRUE);
// LED_A_OFF();
- if (Demod.len == 0) {
+ if (Demod.len == 0) {
DbpString("No response from tag");
return;
- } else {
+ } else {
Dbprintf("Randomly generated UID from tag (+ 2 byte CRC): %x %x %x",
Demod.output[0], Demod.output[1],Demod.output[2]);
- }
- // There is a response, SELECT the uid
- DbpString("Now SELECT tag:");
- cmd1[0] = 0x0E; // 0x0E is SELECT
- cmd1[1] = Demod.output[0];
- ComputeCrc14443(CRC_14443_B, cmd1, 2, &cmd1[2], &cmd1[3]);
+ }
+ // There is a response, SELECT the uid
+ DbpString("Now SELECT tag:");
+ cmd1[0] = 0x0E; // 0x0E is SELECT
+ cmd1[1] = Demod.output[0];
+ ComputeCrc14443(CRC_14443_B, cmd1, 2, &cmd1[2], &cmd1[3]);
CodeAndTransmit14443bAsReader(cmd1, sizeof(cmd1));
// LED_A_ON();
- GetSamplesFor14443Demod(TRUE, 2000,TRUE);
+ GetSamplesFor14443Demod(TRUE, 2000,TRUE);
// LED_A_OFF();
- if (Demod.len != 3) {
+ if (Demod.len != 3) {
Dbprintf("Expected 3 bytes from tag, got %d", Demod.len);
return;
- }
- // Check the CRC of the answer:
- ComputeCrc14443(CRC_14443_B, Demod.output, 1 , &cmd1[2], &cmd1[3]);
- if(cmd1[2] != Demod.output[1] || cmd1[3] != Demod.output[2]) {
+ }
+ // Check the CRC of the answer:
+ ComputeCrc14443(CRC_14443_B, Demod.output, 1 , &cmd1[2], &cmd1[3]);
+ if(cmd1[2] != Demod.output[1] || cmd1[3] != Demod.output[2]) {
DbpString("CRC Error reading select response.");
return;
- }
- // Check response from the tag: should be the same UID as the command we just sent:
- if (cmd1[1] != Demod.output[0]) {
+ }
+ // Check response from the tag: should be the same UID as the command we just sent:
+ if (cmd1[1] != Demod.output[0]) {
Dbprintf("Bad response to SELECT from Tag, aborting: %x %x", cmd1[1], Demod.output[0]);
return;
- }
- // Tag is now selected,
- // First get the tag's UID:
- cmd1[0] = 0x0B;
- ComputeCrc14443(CRC_14443_B, cmd1, 1 , &cmd1[1], &cmd1[2]);
+ }
+ // Tag is now selected,
+ // First get the tag's UID:
+ cmd1[0] = 0x0B;
+ ComputeCrc14443(CRC_14443_B, cmd1, 1 , &cmd1[1], &cmd1[2]);
CodeAndTransmit14443bAsReader(cmd1, 3); // Only first three bytes for this one
// LED_A_ON();
- GetSamplesFor14443Demod(TRUE, 2000,TRUE);
+ GetSamplesFor14443Demod(TRUE, 2000,TRUE);
// LED_A_OFF();
- if (Demod.len != 10) {
+ if (Demod.len != 10) {
Dbprintf("Expected 10 bytes from tag, got %d", Demod.len);
return;
- }
- // The check the CRC of the answer (use cmd1 as temporary variable):
- ComputeCrc14443(CRC_14443_B, Demod.output, 8, &cmd1[2], &cmd1[3]);
- if(cmd1[2] != Demod.output[8] || cmd1[3] != Demod.output[9]) {
+ }
+ // The check the CRC of the answer (use cmd1 as temporary variable):
+ ComputeCrc14443(CRC_14443_B, Demod.output, 8, &cmd1[2], &cmd1[3]);
+ if(cmd1[2] != Demod.output[8] || cmd1[3] != Demod.output[9]) {
Dbprintf("CRC Error reading block! - Below: expected, got %x %x",
(cmd1[2]<<8)+cmd1[3], (Demod.output[8]<<8)+Demod.output[9]);
// Do not return;, let's go on... (we should retry, maybe ?)
- }
- Dbprintf("Tag UID (64 bits): %08x %08x",
+ }
+ Dbprintf("Tag UID (64 bits): %08x %08x",
(Demod.output[7]<<24) + (Demod.output[6]<<16) + (Demod.output[5]<<8) + Demod.output[4],
(Demod.output[3]<<24) + (Demod.output[2]<<16) + (Demod.output[1]<<8) + Demod.output[0]);
- // Now loop to read all 16 blocks, address from 0 to last block
- Dbprintf("Tag memory dump, block 0 to %d",dwLast);
- cmd1[0] = 0x08;
- i = 0x00;
- dwLast++;
- for (;;) {
- if (i == dwLast) {
- DbpString("System area block (0xff):");
- i = 0xff;
- }
- cmd1[1] = i;
- ComputeCrc14443(CRC_14443_B, cmd1, 2, &cmd1[2], &cmd1[3]);
+ // Now loop to read all 16 blocks, address from 0 to last block
+ Dbprintf("Tag memory dump, block 0 to %d",dwLast);
+ cmd1[0] = 0x08;
+ i = 0x00;
+ dwLast++;
+ for (;;) {
+ if (i == dwLast) {
+ DbpString("System area block (0xff):");
+ i = 0xff;
+ }
+ cmd1[1] = i;
+ ComputeCrc14443(CRC_14443_B, cmd1, 2, &cmd1[2], &cmd1[3]);
CodeAndTransmit14443bAsReader(cmd1, sizeof(cmd1));
// LED_A_ON();
- GetSamplesFor14443Demod(TRUE, 2000,TRUE);
+ GetSamplesFor14443Demod(TRUE, 2000,TRUE);
// LED_A_OFF();
- if (Demod.len != 6) { // Check if we got an answer from the tag
+ if (Demod.len != 6) { // Check if we got an answer from the tag
DbpString("Expected 6 bytes from tag, got less...");
return;
- }
- // The check the CRC of the answer (use cmd1 as temporary variable):
- ComputeCrc14443(CRC_14443_B, Demod.output, 4, &cmd1[2], &cmd1[3]);
- if(cmd1[2] != Demod.output[4] || cmd1[3] != Demod.output[5]) {
+ }
+ // The check the CRC of the answer (use cmd1 as temporary variable):
+ ComputeCrc14443(CRC_14443_B, Demod.output, 4, &cmd1[2], &cmd1[3]);
+ if(cmd1[2] != Demod.output[4] || cmd1[3] != Demod.output[5]) {
Dbprintf("CRC Error reading block! - Below: expected, got %x %x",
(cmd1[2]<<8)+cmd1[3], (Demod.output[4]<<8)+Demod.output[5]);
// Do not return;, let's go on... (we should retry, maybe ?)
- }
- // Now print out the memory location:
- Dbprintf("Address=%x, Contents=%x, CRC=%x", i,
+ }
+ // Now print out the memory location:
+ Dbprintf("Address=%x, Contents=%x, CRC=%x", i,
(Demod.output[3]<<24) + (Demod.output[2]<<16) + (Demod.output[1]<<8) + Demod.output[0],
(Demod.output[4]<<8)+Demod.output[5]);
- if (i == 0xff) {
+ if (i == 0xff) {
break;
- }
- i++;
- }
+ }
+ i++;
+ }
}
*/
void RAMFUNC SnoopIso14443(void)
{
- // We won't start recording the frames that we acquire until we trigger;
- // a good trigger condition to get started is probably when we see a
- // response from the tag.
- int triggered = TRUE;
+ // We won't start recording the frames that we acquire until we trigger;
+ // a good trigger condition to get started is probably when we see a
+ // response from the tag.
+ int triggered = TRUE;
- FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
+ FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
+ BigBuf_free();
clear_trace();
set_tracing(TRUE);
- // The DMA buffer, used to stream samples from the FPGA.
- int8_t *dmaBuf = ((int8_t *)BigBuf) + DMA_BUFFER_OFFSET;
- int lastRxCounter;
- int8_t *upTo;
- int ci, cq;
- int maxBehindBy = 0;
-
- // Count of samples received so far, so that we can include timing
- // information in the trace buffer.
- int samples = 0;
-
- DemodReset();
- UartReset();
-
- // Print some debug information about the buffer sizes
- Dbprintf("Snooping buffers initialized:");
- Dbprintf(" Trace: %i bytes", TRACE_SIZE);
+ // The DMA buffer, used to stream samples from the FPGA
+ uint8_t *dmaBuf = BigBuf_malloc(DMA_BUFFER_SIZE);
+ int lastRxCounter;
+ uint8_t *upTo;
+ int ci, cq;
+ int maxBehindBy = 0;
+
+ // Count of samples received so far, so that we can include timing
+ // information in the trace buffer.
+ int samples = 0;
+
+ DemodInit(BigBuf_malloc(MAX_FRAME_SIZE));
+ UartInit(BigBuf_malloc(MAX_FRAME_SIZE));
+
+ // Print some debug information about the buffer sizes
+ Dbprintf("Snooping buffers initialized:");
+ Dbprintf(" Trace: %i bytes", BigBuf_max_traceLen());
Dbprintf(" Reader -> tag: %i bytes", MAX_FRAME_SIZE);
Dbprintf(" tag -> Reader: %i bytes", MAX_FRAME_SIZE);
Dbprintf(" DMA: %i bytes", DMA_BUFFER_SIZE);
LED_D_OFF();
// And put the FPGA in the appropriate mode
- FpgaWriteConfWord(
- FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ |
- FPGA_HF_READER_RX_XCORR_SNOOP);
- SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
-
- // Setup for the DMA.
- FpgaSetupSsc();
- upTo = dmaBuf;
+ FpgaWriteConfWord(
+ FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ |
+ FPGA_HF_READER_RX_XCORR_SNOOP);
+ SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
+
+ // Setup for the DMA.
+ FpgaSetupSsc();
+ upTo = dmaBuf;
lastRxCounter = DMA_BUFFER_SIZE;
FpgaSetupSscDma((uint8_t *)dmaBuf, DMA_BUFFER_SIZE);
uint8_t parity[MAX_PARITY_SIZE];
- LED_A_ON();
+ LED_A_ON();
- // And now we loop, receiving samples.
- for(;;) {
- int behindBy = (lastRxCounter - AT91C_BASE_PDC_SSC->PDC_RCR) &
+ // And now we loop, receiving samples.
+ for(;;) {
+ int behindBy = (lastRxCounter - AT91C_BASE_PDC_SSC->PDC_RCR) &
(DMA_BUFFER_SIZE-1);
- if(behindBy > maxBehindBy) {
- maxBehindBy = behindBy;
- if(behindBy > (DMA_BUFFER_SIZE-2)) { // TODO: understand whether we can increase/decrease as we want or not?
- Dbprintf("blew circular buffer! behindBy=0x%x", behindBy);
+ if(behindBy > maxBehindBy) {
+ maxBehindBy = behindBy;
+ if(behindBy > (9*DMA_BUFFER_SIZE/10)) { // TODO: understand whether we can increase/decrease as we want or not?
+ Dbprintf("blew circular buffer! behindBy=0x%x", behindBy);
break;
- }
- }
- if(behindBy < 2) continue;
-
- ci = upTo[0];
- cq = upTo[1];
- upTo += 2;
- lastRxCounter -= 2;
+ }
+ }
+ if(behindBy < 2) continue;
+
+ ci = upTo[0];
+ cq = upTo[1];
+ upTo += 2;
+ lastRxCounter -= 2;
if(upTo - dmaBuf > DMA_BUFFER_SIZE) {
upTo -= DMA_BUFFER_SIZE;
lastRxCounter += DMA_BUFFER_SIZE;
- AT91C_BASE_PDC_SSC->PDC_RNPR = (uint32_t) upTo;
+ AT91C_BASE_PDC_SSC->PDC_RNPR = (uint32_t) upTo;
AT91C_BASE_PDC_SSC->PDC_RNCR = DMA_BUFFER_SIZE;
- }
+ }
- samples += 2;
+ samples += 2;
if(Handle14443UartBit(ci & 1)) {
if(triggered && tracing) {
/* false-triggered by the commands from the reader. */
DemodReset();
}
- if(Handle14443UartBit(cq & 1)) {
+ if(Handle14443UartBit(cq & 1)) {
if(triggered && tracing) {
GetParity(Uart.output, Uart.byteCnt, parity);
LogTrace(Uart.output,Uart.byteCnt,samples, samples,parity,TRUE);
DemodReset();
}
- if(Handle14443SamplesDemod(ci, cq)) {
+ if(Handle14443SamplesDemod(ci, cq)) {
//Use samples as a time measurement
if(tracing)
GetParity(Demod.output, Demod.len, parity);
LogTrace(Demod.output,Demod.len,samples, samples,parity,FALSE);
}
- triggered = TRUE;
- LED_A_OFF();
- LED_B_ON();
+ triggered = TRUE;
+ LED_A_OFF();
+ LED_B_ON();
- // And ready to receive another response.
+ // And ready to receive another response.
DemodReset();
- }
+ }
WDT_HIT();
if(!tracing) {
break;
}
- if(BUTTON_PRESS()) {
- DbpString("cancelled");
+ if(BUTTON_PRESS()) {
+ DbpString("cancelled");
break;
- }
- }
+ }
+ }
FpgaDisableSscDma();
LED_A_OFF();
LED_B_OFF();
void SendRawCommand14443B(uint32_t datalen, uint32_t recv,uint8_t powerfield, uint8_t data[])
{
- FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
- if(!powerfield)
- {
- // Make sure that we start from off, since the tags are stateful;
- // confusing things will happen if we don't reset them between reads.
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- LED_D_OFF();
- SpinDelay(200);
- }
-
- if(!GETBIT(GPIO_LED_D))
- {
- SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
- FpgaSetupSsc();
-
- // Now give it time to spin up.
- // Signal field is on with the appropriate LED
- LED_D_ON();
- FpgaWriteConfWord(
- FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ);
- SpinDelay(200);
- }
+ FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
+ if(!powerfield)
+ {
+ // Make sure that we start from off, since the tags are stateful;
+ // confusing things will happen if we don't reset them between reads.
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LED_D_OFF();
+ SpinDelay(200);
+ }
+
+ if(!GETBIT(GPIO_LED_D))
+ {
+ SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
+ FpgaSetupSsc();
+
+ // Now give it time to spin up.
+ // Signal field is on with the appropriate LED
+ LED_D_ON();
+ FpgaWriteConfWord(
+ FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ);
+ SpinDelay(200);
+ }
CodeAndTransmit14443bAsReader(data, datalen);
- if(recv)
- {
- uint16_t iLen = MIN(Demod.len,USB_CMD_DATA_SIZE);
- GetSamplesFor14443Demod(TRUE, 2000, TRUE);
- cmd_send(CMD_ACK,iLen,0,0,Demod.output,iLen);
- }
- if(!powerfield)
- {
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- LED_D_OFF();
- }
+ if(recv)
+ {
+ uint16_t iLen = MIN(Demod.len,USB_CMD_DATA_SIZE);
+ GetSamplesFor14443Demod(TRUE, 2000, TRUE);
+ cmd_send(CMD_ACK,iLen,0,0,Demod.output,iLen);
+ }
+ if(!powerfield)
+ {
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ LED_D_OFF();
+ }
}
}
+
void iso14a_set_timeout(uint32_t timeout) {
iso14a_timeout = timeout;
}
ComputeCrc14443(CRC_14443_A,data,len,data+len,data+len+1);
}
-
//=============================================================================
// ISO 14443 Type A - Miller decoder
//=============================================================================
// bit 1 - trigger from first reader 7-bit request
LEDsoff();
- // init trace buffer
- iso14a_clear_trace();
- iso14a_set_tracing(TRUE);
// We won't start recording the frames that we acquire until we trigger;
// a good trigger condition to get started is probably when we see a
// triggered == FALSE -- to wait first for card
bool triggered = !(param & 0x03);
+ // Allocate memory from BigBuf for some buffers
+ // free all previous allocations first
+ BigBuf_free();
+
// The command (reader -> tag) that we're receiving.
- // The length of a received command will in most cases be no more than 18 bytes.
- // So 32 should be enough!
- uint8_t *receivedCmd = ((uint8_t *)BigBuf) + RECV_CMD_OFFSET;
- uint8_t *receivedCmdPar = ((uint8_t *)BigBuf) + RECV_CMD_PAR_OFFSET;
+ uint8_t *receivedCmd = BigBuf_malloc(MAX_FRAME_SIZE);
+ uint8_t *receivedCmdPar = BigBuf_malloc(MAX_PARITY_SIZE);
// The response (tag -> reader) that we're receiving.
- uint8_t *receivedResponse = ((uint8_t *)BigBuf) + RECV_RESP_OFFSET;
- uint8_t *receivedResponsePar = ((uint8_t *)BigBuf) + RECV_RESP_PAR_OFFSET;
-
- // As we receive stuff, we copy it from receivedCmd or receivedResponse
- // into trace, along with its length and other annotations.
- //uint8_t *trace = (uint8_t *)BigBuf;
+ uint8_t *receivedResponse = BigBuf_malloc(MAX_FRAME_SIZE);
+ uint8_t *receivedResponsePar = BigBuf_malloc(MAX_PARITY_SIZE);
// The DMA buffer, used to stream samples from the FPGA
- uint8_t *dmaBuf = ((uint8_t *)BigBuf) + DMA_BUFFER_OFFSET;
+ uint8_t *dmaBuf = BigBuf_malloc(DMA_BUFFER_SIZE);
+
+ // init trace buffer
+ iso14a_clear_trace();
+ iso14a_set_tracing(TRUE);
+
uint8_t *data = dmaBuf;
uint8_t previous_data = 0;
int maxDataLen = 0;
// test for length of buffer
if(dataLen > maxDataLen) {
maxDataLen = dataLen;
- if(dataLen > 400) {
+ if(dataLen > (9 * DMA_BUFFER_SIZE / 10)) {
Dbprintf("blew circular buffer! dataLen=%d", dataLen);
break;
}
bool EmLogTrace(uint8_t *reader_data, uint16_t reader_len, uint32_t reader_StartTime, uint32_t reader_EndTime, uint8_t *reader_Parity,
uint8_t *tag_data, uint16_t tag_len, uint32_t tag_StartTime, uint32_t tag_EndTime, uint8_t *tag_Parity);
-static uint8_t* free_buffer_pointer = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET);
+static uint8_t* free_buffer_pointer;
typedef struct {
uint8_t* response;
uint32_t ProxToAirDuration;
} tag_response_info_t;
-void reset_free_buffer() {
- free_buffer_pointer = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET);
-}
-
bool prepare_tag_modulation(tag_response_info_t* response_info, size_t max_buffer_size) {
// Example response, answer to MIFARE Classic read block will be 16 bytes + 2 CRC = 18 bytes
// This will need the following byte array for a modulation sequence
// ----------- +
// 166 bytes, since every bit that needs to be send costs us a byte
//
-
+
+
// Prepare the tag modulation bits from the message
CodeIso14443aAsTag(response_info->response,response_info->response_n);
return true;
}
+
+// "precompile" responses. There are 7 predefined responses with a total of 28 bytes data to transmit.
+// Coded responses need one byte per bit to transfer (data, parity, start, stop, correction)
+// 28 * 8 data bits, 28 * 1 parity bits, 7 start bits, 7 stop bits, 7 correction bits
+// -> need 273 bytes buffer
+#define ALLOCATED_TAG_MODULATION_BUFFER_SIZE 273
+
bool prepare_allocated_tag_modulation(tag_response_info_t* response_info) {
// Retrieve and store the current buffer index
response_info->modulation = free_buffer_pointer;
// Determine the maximum size we can use from our buffer
- size_t max_buffer_size = (((uint8_t *)BigBuf) + FREE_BUFFER_OFFSET + FREE_BUFFER_SIZE) - free_buffer_pointer;
+ size_t max_buffer_size = ALLOCATED_TAG_MODULATION_BUFFER_SIZE;
// Forward the prepare tag modulation function to the inner function
- if (prepare_tag_modulation(response_info,max_buffer_size)) {
+ if (prepare_tag_modulation(response_info, max_buffer_size)) {
// Update the free buffer offset
free_buffer_pointer += ToSendMax;
return true;
//-----------------------------------------------------------------------------
void SimulateIso14443aTag(int tagType, int uid_1st, int uid_2nd, byte_t* data)
{
- // Enable and clear the trace
- iso14a_clear_trace();
- iso14a_set_tracing(TRUE);
-
uint8_t sak;
// The first response contains the ATQA (note: bytes are transmitted in reverse order).
}
// The second response contains the (mandatory) first 24 bits of the UID
- uint8_t response2[5];
+ uint8_t response2[5] = {0x00};
// Check if the uid uses the (optional) part
- uint8_t response2a[5];
+ uint8_t response2a[5] = {0x00};
+
if (uid_2nd) {
response2[0] = 0x88;
num_to_bytes(uid_1st,3,response2+1);
response2[4] = response2[0] ^ response2[1] ^ response2[2] ^ response2[3];
// Prepare the mandatory SAK (for 4 and 7 byte UID)
- uint8_t response3[3];
+ uint8_t response3[3] = {0x00};
response3[0] = sak;
ComputeCrc14443(CRC_14443_A, response3, 1, &response3[1], &response3[2]);
// Prepare the optional second SAK (for 7 byte UID), drop the cascade bit
- uint8_t response3a[3];
+ uint8_t response3a[3] = {0x00};
response3a[0] = sak & 0xFB;
ComputeCrc14443(CRC_14443_A, response3a, 1, &response3a[1], &response3a[2]);
.modulation_n = 0
};
- // Reset the offset pointer of the free buffer
- reset_free_buffer();
-
+ BigBuf_free_keep_EM();
+
+ // allocate buffers:
+ uint8_t *receivedCmd = BigBuf_malloc(MAX_FRAME_SIZE);
+ uint8_t *receivedCmdPar = BigBuf_malloc(MAX_PARITY_SIZE);
+ free_buffer_pointer = BigBuf_malloc(ALLOCATED_TAG_MODULATION_BUFFER_SIZE);
+
+ // clear trace
+ iso14a_clear_trace();
+ iso14a_set_tracing(TRUE);
+
// Prepare the responses of the anticollision phase
// there will be not enough time to do this at the moment the reader sends it REQA
for (size_t i=0; i<TAG_RESPONSE_COUNT; i++) {
// We need to listen to the high-frequency, peak-detected path.
iso14443a_setup(FPGA_HF_ISO14443A_TAGSIM_LISTEN);
- // buffers used on software Uart:
- uint8_t *receivedCmd = ((uint8_t *)BigBuf) + RECV_CMD_OFFSET;
- uint8_t *receivedCmdPar = ((uint8_t *)BigBuf) + RECV_CMD_PAR_OFFSET;
-
cmdsRecvd = 0;
tag_response_info_t* p_response;
Dbprintf("%x %x %x", happened, happened2, cmdsRecvd);
LED_A_OFF();
+ BigBuf_free_keep_EM();
}
AT91C_BASE_SSC->SSC_THR = SEC_F;
// send cycle
- for(; i <= respLen; ) {
+ for(; i < respLen; ) {
if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
AT91C_BASE_SSC->SSC_THR = resp[i++];
FpgaSendQueueDelay = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
uint8_t sel_all[] = { 0x93,0x20 };
uint8_t sel_uid[] = { 0x93,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
uint8_t rats[] = { 0xE0,0x80,0x00,0x00 }; // FSD=256, FSDI=8, CID=0
- uint8_t *resp = ((uint8_t *)BigBuf) + RECV_RESP_OFFSET;
- uint8_t *resp_par = ((uint8_t *)BigBuf) + RECV_RESP_PAR_OFFSET;
+ uint8_t resp[MAX_FRAME_SIZE]; // theoretically. A usual RATS will be much smaller
+ uint8_t resp_par[MAX_PARITY_SIZE];
byte_t uid_resp[4];
size_t uid_resp_len;
uint8_t mf_nr_ar[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 };
static uint8_t mf_nr_ar3;
- uint8_t* receivedAnswer = (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);
- uint8_t* receivedAnswerPar = (((uint8_t *)BigBuf) + RECV_RESP_PAR_OFFSET);
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];
+ // free eventually allocated BigBuf memory. We want all for tracing.
+ BigBuf_free();
+
iso14a_clear_trace();
iso14a_set_tracing(TRUE);
struct Crypto1State *pcs;
pcs = &mpcs;
uint32_t numReads = 0;//Counts numer of times reader read a block
- uint8_t* receivedCmd = get_bigbufptr_recvcmdbuf();
- uint8_t* receivedCmd_par = receivedCmd + MAX_FRAME_SIZE;
- uint8_t* response = get_bigbufptr_recvrespbuf();
- uint8_t* response_par = response + MAX_FRAME_SIZE;
+ uint8_t receivedCmd[MAX_MIFARE_FRAME_SIZE];
+ uint8_t receivedCmd_par[MAX_MIFARE_PARITY_SIZE];
+ uint8_t response[MAX_MIFARE_FRAME_SIZE];
+ uint8_t response_par[MAX_MIFARE_PARITY_SIZE];
uint8_t rATQA[] = {0x04, 0x00}; // Mifare classic 1k 4BUID
uint8_t rUIDBCC1[] = {0xde, 0xad, 0xbe, 0xaf, 0x62};
uint32_t ar_nr_responses[] = {0,0,0,0,0,0,0,0};
uint8_t ar_nr_collected = 0;
+ // free eventually allocated BigBuf memory but keep Emulator Memory
+ BigBuf_free_keep_EM();
// clear trace
iso14a_clear_trace();
iso14a_set_tracing(TRUE);
// The command (reader -> tag) that we're receiving.
// The length of a received command will in most cases be no more than 18 bytes.
// So 32 should be enough!
- uint8_t *receivedCmd = (((uint8_t *)BigBuf) + RECV_CMD_OFFSET);
- uint8_t *receivedCmdPar = ((uint8_t *)BigBuf) + RECV_CMD_PAR_OFFSET;
+ uint8_t receivedCmd[MAX_MIFARE_FRAME_SIZE];
+ uint8_t receivedCmdPar[MAX_MIFARE_PARITY_SIZE];
// The response (tag -> reader) that we're receiving.
- uint8_t *receivedResponse = (((uint8_t *)BigBuf) + RECV_RESP_OFFSET);
- uint8_t *receivedResponsePar = ((uint8_t *)BigBuf) + RECV_RESP_PAR_OFFSET;
+ uint8_t receivedResponse[MAX_MIFARE_FRAME_SIZE];
+ uint8_t receivedResponsePar[MAX_MIFARE_PARITY_SIZE];
// As we receive stuff, we copy it from receivedCmd or receivedResponse
// into trace, along with its length and other annotations.
//uint8_t *trace = (uint8_t *)BigBuf;
- // The DMA buffer, used to stream samples from the FPGA
- uint8_t *dmaBuf = ((uint8_t *)BigBuf) + DMA_BUFFER_OFFSET;
+ // free eventually allocated BigBuf memory
+ BigBuf_free();
+ // allocate the DMA buffer, used to stream samples from the FPGA
+ uint8_t *dmaBuf = BigBuf_malloc(DMA_BUFFER_SIZE);
uint8_t *data = dmaBuf;
uint8_t previous_data = 0;
int maxDataLen = 0;
// test for length of buffer
if(dataLen > maxDataLen) { // we are more behind than ever...
maxDataLen = dataLen;
- if(dataLen > 400) {
+ if(dataLen > (9 * DMA_BUFFER_SIZE / 10)) {
Dbprintf("blew circular buffer! dataLen=0x%x", dataLen);
break;
}
static int GetIso15693AnswerFromTag(uint8_t *receivedResponse, int maxLen, int *samples, int *elapsed)
{
int c = 0;
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int getNext = 0;
int8_t prev = 0;
static int GetIso15693AnswerFromSniff(uint8_t *receivedResponse, int maxLen, int *samples, int *elapsed)
{
int c = 0;
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int getNext = 0;
int8_t prev = 0;
//-----------------------------------------------------------------------------
void AcquireRawAdcSamplesIso15693(void)
{
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int c = 0;
int getNext = 0;
void RecordRawAdcSamplesIso15693(void)
{
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int c = 0;
int getNext = 0;
LED_D_OFF();
int answerLen=0;
- uint8_t *answer = (((uint8_t *)BigBuf) + 3660);
- if (recv!=NULL) memset(BigBuf + 3660, 0, 100);
+ uint8_t *answer = BigBuf_get_addr() + 3660;
+ if (recv != NULL) memset(answer, 0, 100);
if (init) Iso15693InitReader();
LED_C_OFF();
LED_D_OFF();
- uint8_t *answer1 = (((uint8_t *)BigBuf) + 3660); //
- uint8_t *answer2 = (((uint8_t *)BigBuf) + 3760);
- uint8_t *answer3 = (((uint8_t *)BigBuf) + 3860);
+ uint8_t *answer1 = BigBuf_get_addr() + 3660;
+ uint8_t *answer2 = BigBuf_get_addr() + 3760;
+ uint8_t *answer3 = BigBuf_get_addr() + 3860;
int answerLen1 = 0;
int answerLen2 = 0;
// Blank arrays
- memset(BigBuf + 3660, 0x00, 300);
+ memset(answer1, 0x00, 300);
FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
LED_C_OFF();
LED_D_OFF();
- uint8_t *buf = (((uint8_t *)BigBuf) + 3660); //
+ uint8_t *buf = BigBuf_get_addr() + 3660;
int answerLen1 = 0;
int samples = 0;
void DirectTag15693Command(uint32_t datalen,uint32_t speed, uint32_t recv, uint8_t data[]) {
int recvlen=0;
- uint8_t *recvbuf=(uint8_t *)BigBuf;
+ uint8_t *recvbuf = BigBuf_get_addr();
// UsbCommand n;
if (DEBUG) {
}
/* Write Time Data into LOG */
+ uint8_t *BigBuf = BigBuf_get_addr();
if(count == 6) { i = -1; } else { i = legic_read_count; }
- ((uint8_t*)BigBuf)[OFFSET_LOG+128+i] = legic_prng_count();
- ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4] = (legic_prng_bc >> 0) & 0xff;
- ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+1] = (legic_prng_bc >> 8) & 0xff;
- ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+2] = (legic_prng_bc >>16) & 0xff;
- ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+3] = (legic_prng_bc >>24) & 0xff;
- ((uint8_t*)BigBuf)[OFFSET_LOG+384+i] = count;
+ BigBuf[OFFSET_LOG+128+i] = legic_prng_count();
+ BigBuf[OFFSET_LOG+256+i*4] = (legic_prng_bc >> 0) & 0xff;
+ BigBuf[OFFSET_LOG+256+i*4+1] = (legic_prng_bc >> 8) & 0xff;
+ BigBuf[OFFSET_LOG+256+i*4+2] = (legic_prng_bc >>16) & 0xff;
+ BigBuf[OFFSET_LOG+256+i*4+3] = (legic_prng_bc >>24) & 0xff;
+ BigBuf[OFFSET_LOG+384+i] = count;
/* Generate KeyStream */
for(i=0; i<count; i++) {
LegicCommonInit();
+ uint8_t *BigBuf = BigBuf_get_addr();
memset(BigBuf, 0, 1024);
DbpString("setting up legic card");
LED_C_OFF();
return -1;
}
- ((uint8_t*)BigBuf)[byte_index] = r;
+ BigBuf[byte_index] = r;
WDT_HIT();
byte_index++;
if(byte_index & 0x10) LED_C_ON(); else LED_C_OFF();
void LegicRfWriter(int bytes, int offset) {
int byte_index=0, addr_sz=0;
-
+ uint8_t *BigBuf = BigBuf_get_addr();
+
LegicCommonInit();
DbpString("setting up legic card");
perform_setup_phase_rwd(SESSION_IV);
legic_prng_forward(2);
while(byte_index < bytes) {
- int r = legic_write_byte(((uint8_t*)BigBuf)[byte_index+offset], byte_index+offset, addr_sz);
+ int r = legic_write_byte(BigBuf[byte_index+offset], byte_index+offset, addr_sz);
if((r != 0) || BUTTON_PRESS()) {
Dbprintf("operation aborted @ 0x%03.3x", byte_index);
switch_off_tag_rwd();
/* Handle (whether to respond) a frame in tag mode */
static void frame_handle_tag(struct legic_frame const * const f)
{
+ uint8_t *BigBuf = BigBuf_get_addr();
+
/* First Part of Handshake (IV) */
if(f->bits == 7) {
if(f->data == SESSION_IV) {
if(legic_state == STATE_CON) {
int key = get_key_stream(-1, 11); //legic_phase_drift, 11);
int addr = f->data ^ key; addr = addr >> 1;
- int data = ((uint8_t*)BigBuf)[addr];
+ int data = BigBuf[addr];
int hash = LegicCRC(addr, data, 11) << 8;
- ((uint8_t*)BigBuf)[OFFSET_LOG+legic_read_count] = (uint8_t)addr;
+ BigBuf[OFFSET_LOG+legic_read_count] = (uint8_t)addr;
legic_read_count++;
//Dbprintf("Data:%03.3x, key:%03.3x, addr: %03.3x, read_c:%u", f->data, key, addr, read_c);
int i;
Dbprintf("IV: %03.3x", legic_prng_iv);
for(i = 0; i<legic_read_count; i++) {
- Dbprintf("Read Nb: %u, Addr: %u", i, ((uint8_t*)BigBuf)[OFFSET_LOG+i]);
+ Dbprintf("Read Nb: %u, Addr: %u", i, BigBuf[OFFSET_LOG+i]);
}
for(i = -1; i<legic_read_count; i++) {
uint32_t t;
- t = ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4];
- t |= ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+1] << 8;
- t |= ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+2] <<16;
- t |= ((uint8_t*)BigBuf)[OFFSET_LOG+256+i*4+3] <<24;
+ t = BigBuf[OFFSET_LOG+256+i*4];
+ t |= BigBuf[OFFSET_LOG+256+i*4+1] << 8;
+ t |= BigBuf[OFFSET_LOG+256+i*4+2] <<16;
+ t |= BigBuf[OFFSET_LOG+256+i*4+3] <<24;
Dbprintf("Cycles: %u, Frame Length: %u, Time: %u",
- ((uint8_t*)BigBuf)[OFFSET_LOG+128+i],
- ((uint8_t*)BigBuf)[OFFSET_LOG+384+i],
+ BigBuf[OFFSET_LOG+128+i],
+ BigBuf[OFFSET_LOG+384+i],
t);
}
}
#include "crc16.h"
#include "string.h"
#include "lfdemod.h"
+#include "lfsampling.h"
/**
-* Does the sample acquisition. If threshold is specified, the actual sampling
-* is not commenced until the threshold has been reached.
-* @param trigger_threshold - the threshold
-* @param silent - is true, now outputs are made. If false, dbprints the status
-*/
-void DoAcquisition125k_internal(int trigger_threshold,bool silent)
-{
- uint8_t *dest = (uint8_t *)BigBuf;
- int n = sizeof(BigBuf);
- int i;
-
- memset(dest, 0, n);
- i = 0;
- for(;;) {
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
- AT91C_BASE_SSC->SSC_THR = 0x43;
- LED_D_ON();
- }
- if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
- dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
- LED_D_OFF();
- if (trigger_threshold != -1 && dest[i] < trigger_threshold)
- continue;
- else
- trigger_threshold = -1;
- if (++i >= n) break;
- }
- }
- if(!silent)
- {
- Dbprintf("buffer samples: %02x %02x %02x %02x %02x %02x %02x %02x ...",
- dest[0], dest[1], dest[2], dest[3], dest[4], dest[5], dest[6], dest[7]);
-
- }
-}
-/**
-* Perform sample aquisition.
-*/
-void DoAcquisition125k(int trigger_threshold)
-{
- DoAcquisition125k_internal(trigger_threshold, false);
-}
-
-/**
-* Setup the FPGA to listen for samples. This method downloads the FPGA bitstream
-* if not already loaded, sets divisor and starts up the antenna.
-* @param divisor : 1, 88> 255 or negative ==> 134.8 KHz
-* 0 or 95 ==> 125 KHz
-*
-**/
-void LFSetupFPGAForADC(int divisor, bool lf_field)
-{
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- if ( (divisor == 1) || (divisor < 0) || (divisor > 255) )
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz
- else if (divisor == 0)
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
- else
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor);
-
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | (lf_field ? FPGA_LF_ADC_READER_FIELD : 0));
-
- // Connect the A/D to the peak-detected low-frequency path.
- SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
- // Give it a bit of time for the resonant antenna to settle.
- SpinDelay(50);
- // Now set up the SSC to get the ADC samples that are now streaming at us.
- FpgaSetupSsc();
-}
-/**
-* Initializes the FPGA, and acquires the samples.
-**/
-void AcquireRawAdcSamples125k(int divisor)
-{
- LFSetupFPGAForADC(divisor, true);
- // Now call the acquisition routine
- DoAcquisition125k_internal(-1,false);
-}
-/**
-* Initializes the FPGA for snoop-mode, and acquires the samples.
-**/
-
-void SnoopLFRawAdcSamples(int divisor, int trigger_threshold)
-{
- LFSetupFPGAForADC(divisor, false);
- DoAcquisition125k(trigger_threshold);
-}
-
+ * Function to do a modulation and then get samples.
+ * @param delay_off
+ * @param period_0
+ * @param period_1
+ * @param command
+ */
void ModThenAcquireRawAdcSamples125k(int delay_off, int period_0, int period_1, uint8_t *command)
{
- /* Make sure the tag is reset */
- FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
- SpinDelay(2500);
-
-
int divisor_used = 95; // 125 KHz
// see if 'h' was specified
if (command[strlen((char *) command) - 1] == 'h')
divisor_used = 88; // 134.8 KHz
+ sample_config sc = { 0,0,1, divisor_used, 0};
+ setSamplingConfig(&sc);
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used);
- FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
- // Give it a bit of time for the resonant antenna to settle.
- SpinDelay(50);
+ /* Make sure the tag is reset */
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+ SpinDelay(2500);
- // And a little more time for the tag to fully power up
- SpinDelay(2000);
+ LFSetupFPGAForADC(sc.divisor, 1);
- // Now set up the SSC to get the ADC samples that are now streaming at us.
- FpgaSetupSsc();
+ // And a little more time for the tag to fully power up
+ SpinDelay(2000);
// now modulate the reader field
while(*command != '\0' && *command != ' ') {
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
LED_D_OFF();
SpinDelayUs(delay_off);
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used);
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, sc.divisor);
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
LED_D_ON();
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
LED_D_OFF();
SpinDelayUs(delay_off);
- FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor_used);
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, sc.divisor);
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
// now do the read
- DoAcquisition125k(-1);
+ DoAcquisition_config(false);
}
+
+
/* blank r/w tag data stream
...0000000000000000 01111111
1010101010101010101010101010101010101010101010101010101010101010
#define FREQLO 123200
#define FREQHI 134200
- signed char *dest = (signed char *)BigBuf;
- int n = sizeof(BigBuf);
+ signed char *dest = (signed char *)BigBuf_get_addr();
+ uint16_t n = BigBuf_max_traceLen();
// 128 bit shift register [shift3:shift2:shift1:shift0]
uint32_t shift3 = 0, shift2 = 0, shift1 = 0, shift0 = 0;
#define TIBUFLEN 1250
// clear buffer
- memset(BigBuf,0,sizeof(BigBuf));
+ uint32_t *BigBuf = (uint32_t *)BigBuf_get_addr();
+ memset(BigBuf,0,BigBuf_max_traceLen()/sizeof(uint32_t));
// Set up the synchronous serial port
AT91C_BASE_PIOA->PIO_PDR = GPIO_SSC_DIN;
AT91C_BASE_PIOA->PIO_PDR = GPIO_SSC_DOUT;
AT91C_BASE_PIOA->PIO_ASR = GPIO_SSC_DIN | GPIO_SSC_DOUT;
- char *dest = (char *)BigBuf;
+ char *dest = (char *)BigBuf_get_addr();
n = TIBUFLEN*32;
// unpack buffer
for (i=TIBUFLEN-1; i>=0; i--) {
void SimulateTagLowFrequency(int period, int gap, int ledcontrol)
{
int i;
- uint8_t *tab = (uint8_t *)BigBuf;
+ uint8_t *tab = BigBuf_get_addr();
FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT);
// compose fc/8 fc/10 waveform
static void fc(int c, int *n) {
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int idx;
// for when we want an fc8 pattern every 4 logical bits
// loop to get raw HID waveform then FSK demodulate the TAG ID from it
void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
{
- uint8_t *dest = (uint8_t *)BigBuf;
-
- size_t size=0; //, found=0;
+ uint8_t *dest = BigBuf_get_addr();
+ const size_t sizeOfBigBuff = BigBuf_max_traceLen();
+ size_t size = 0;
uint32_t hi2=0, hi=0, lo=0;
-
+ int idx=0;
// Configure to go in 125Khz listen mode
LFSetupFPGAForADC(95, true);
WDT_HIT();
if (ledcontrol) LED_A_ON();
- DoAcquisition125k_internal(-1,true);
- // FSK demodulator
- size = HIDdemodFSK(dest, sizeof(BigBuf), &hi2, &hi, &lo);
-
- WDT_HIT();
-
- if (size>0 && lo>0){
+ DoAcquisition_default(-1,true);
+ // FSK demodulator
+ size = sizeOfBigBuff; //variable size will change after demod so re initialize it before use
+ idx = HIDdemodFSK(dest, &size, &hi2, &hi, &lo);
+
+ if (idx>0 && lo>0){
// final loop, go over previously decoded manchester data and decode into usable tag ID
// 111000 bit pattern represent start of frame, 01 pattern represents a 1 and 10 represents a 0
if (hi2 != 0){ //extra large HID tags
}
if (findone){
if (ledcontrol) LED_A_OFF();
+ *high = hi;
+ *low = lo;
return;
}
// reset
void CmdEM410xdemod(int findone, int *high, int *low, int ledcontrol)
{
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
- size_t size=0;
+ size_t size=0, idx=0;
int clk=0, invert=0, errCnt=0;
uint64_t lo=0;
// Configure to go in 125Khz listen mode
WDT_HIT();
if (ledcontrol) LED_A_ON();
- DoAcquisition125k_internal(-1,true);
- size = sizeof(BigBuf);
+ DoAcquisition_default(-1,true);
+ size = BigBuf_max_traceLen();
//Dbprintf("DEBUG: Buffer got");
//askdemod and manchester decode
errCnt = askmandemod(dest, &size, &clk, &invert);
WDT_HIT();
if (errCnt>=0){
- lo = Em410xDecode(dest,size);
+ lo = Em410xDecode(dest, &size, &idx);
//Dbprintf("DEBUG: EM GOT");
if (lo>0){
Dbprintf("EM TAG ID: %02x%08x - (%05d_%03d_%08d)",
}
if (findone){
if (ledcontrol) LED_A_OFF();
+ *high=lo>>32;
+ *low=lo & 0xFFFFFFFF;
return;
}
} else{
void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
{
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int idx=0;
uint32_t code=0, code2=0;
uint8_t version=0;
while(!BUTTON_PRESS()) {
WDT_HIT();
if (ledcontrol) LED_A_ON();
- DoAcquisition125k_internal(-1,true);
- //fskdemod and get start index
+ DoAcquisition_default(-1,true);
+ //fskdemod and get start index
WDT_HIT();
- idx = IOdemodFSK(dest,sizeof(BigBuf));
+ idx = IOdemodFSK(dest, BigBuf_max_traceLen());
if (idx>0){
//valid tag found
if (findone){
if (ledcontrol) LED_A_OFF();
//LED_A_OFF();
+ *high=code;
+ *low=code2;
return;
}
code=code2=0;
// Read one card block in page 0
void T55xxReadBlock(uint32_t Block, uint32_t Pwd, uint8_t PwdMode)
{
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
//int m=0, i=0; //enio adjustment 12/10/14
uint32_t m=0, i=0;
FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- m = sizeof(BigBuf);
+ m = BigBuf_max_traceLen();
// Clear destination buffer before sending the command
memset(dest, 128, m);
// Connect the A/D to the peak-detected low-frequency path.
// Read card traceability data (page 1)
void T55xxReadTrace(void){
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int m=0, i=0;
FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
- m = sizeof(BigBuf);
+ m = BigBuf_max_traceLen();
// Clear destination buffer before sending the command
memset(dest, 128, m);
// Connect the A/D to the peak-detected low-frequency path.
int DemodPCF7931(uint8_t **outBlocks) {
uint8_t BitStream[256];
uint8_t Blocks[8][16];
- uint8_t *GraphBuffer = (uint8_t *)BigBuf;
- int GraphTraceLen = sizeof(BigBuf);
+ uint8_t *GraphBuffer = BigBuf_get_addr();
+ int GraphTraceLen = BigBuf_max_traceLen();
int i, j, lastval, bitidx, half_switch;
int clock = 64;
int tolerance = clock / 8;
int lmin=128, lmax=128;
uint8_t dir;
- AcquireRawAdcSamples125k(0);
+ LFSetupFPGAForADC(95, true);
+ DoAcquisition_default(0, 0);
+
lmin = 64;
lmax = 192;
void EM4xReadWord(uint8_t Address, uint32_t Pwd, uint8_t PwdMode) {
uint8_t fwd_bit_count;
- uint8_t *dest = (uint8_t *)BigBuf;
+ uint8_t *dest = BigBuf_get_addr();
int m=0, i=0;
//If password mode do login
fwd_bit_count = Prepare_Cmd( FWD_CMD_READ );
fwd_bit_count += Prepare_Addr( Address );
- m = sizeof(BigBuf);
+ m = BigBuf_max_traceLen();
// Clear destination buffer before sending the command
memset(dest, 128, m);
// Connect the A/D to the peak-detected low-frequency path.
--- /dev/null
+//-----------------------------------------------------------------------------
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Miscellaneous routines for low frequency sampling.
+//-----------------------------------------------------------------------------
+
+#include "proxmark3.h"
+#include "apps.h"
+#include "util.h"
+#include "string.h"
+
+#include "lfsampling.h"
+
+sample_config config = { 1, 8, 1, 88, 0 } ;
+
+void printConfig()
+{
+ Dbprintf("Sampling config: ");
+ Dbprintf(" [q] divisor: %d ", config.divisor);
+ Dbprintf(" [b] bps: %d ", config.bits_per_sample);
+ Dbprintf(" [d] decimation: %d ", config.decimation);
+ Dbprintf(" [a] averaging: %d ", config.averaging);
+ Dbprintf(" [t] trigger threshold: %d ", config.trigger_threshold);
+}
+
+
+/**
+ * Called from the USB-handler to set the sampling configuration
+ * The sampling config is used for std reading and snooping.
+ *
+ * Other functions may read samples and ignore the sampling config,
+ * such as functions to read the UID from a prox tag or similar.
+ *
+ * Values set to '0' implies no change (except for averaging)
+ * @brief setSamplingConfig
+ * @param sc
+ */
+void setSamplingConfig(sample_config *sc)
+{
+ if(sc->divisor != 0) config.divisor = sc->divisor;
+ if(sc->bits_per_sample!= 0) config.bits_per_sample= sc->bits_per_sample;
+ if(sc->decimation!= 0) config.decimation= sc->decimation;
+ if(sc->trigger_threshold != -1) config.trigger_threshold= sc->trigger_threshold;
+
+ config.averaging= sc->averaging;
+ if(config.bits_per_sample > 8) config.bits_per_sample = 8;
+ if(config.decimation < 1) config.decimation = 1;
+
+ printConfig();
+}
+
+sample_config* getSamplingConfig()
+{
+ return &config;
+}
+
+typedef struct {
+ uint8_t * buffer;
+ uint32_t numbits;
+ uint32_t position;
+} BitstreamOut;
+
+
+/**
+ * @brief Pushes bit onto the stream
+ * @param stream
+ * @param bit
+ */
+void pushBit( BitstreamOut* stream, uint8_t bit)
+{
+ int bytepos = stream->position >> 3; // divide by 8
+ int bitpos = stream->position & 7;
+ *(stream->buffer+bytepos) |= (bit > 0) << (7 - bitpos);
+ stream->position++;
+ stream->numbits++;
+}
+
+/**
+* Setup the FPGA to listen for samples. This method downloads the FPGA bitstream
+* if not already loaded, sets divisor and starts up the antenna.
+* @param divisor : 1, 88> 255 or negative ==> 134.8 KHz
+* 0 or 95 ==> 125 KHz
+*
+**/
+void LFSetupFPGAForADC(int divisor, bool lf_field)
+{
+ FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+ if ( (divisor == 1) || (divisor < 0) || (divisor > 255) )
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 88); //134.8Khz
+ else if (divisor == 0)
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
+ else
+ FpgaSendCommand(FPGA_CMD_SET_DIVISOR, divisor);
+
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | (lf_field ? FPGA_LF_ADC_READER_FIELD : 0));
+
+ // Connect the A/D to the peak-detected low-frequency path.
+ SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
+ // Give it a bit of time for the resonant antenna to settle.
+ SpinDelay(50);
+ // Now set up the SSC to get the ADC samples that are now streaming at us.
+ FpgaSetupSsc();
+}
+
+
+/**
+ * Does the sample acquisition. If threshold is specified, the actual sampling
+ * is not commenced until the threshold has been reached.
+ * This method implements decimation and quantization in order to
+ * be able to provide longer sample traces.
+ * Uses the following global settings:
+ * @param decimation - how much should the signal be decimated. A decimation of N means we keep 1 in N samples, etc.
+ * @param bits_per_sample - bits per sample. Max 8, min 1 bit per sample.
+ * @param averaging If set to true, decimation will use averaging, so that if e.g. decimation is 3, the sample
+ * value that will be used is the average value of the three samples.
+ * @param trigger_threshold - a threshold. The sampling won't commence until this threshold has been reached. Set
+ * to -1 to ignore threshold.
+ * @param silent - is true, now outputs are made. If false, dbprints the status
+ * @return the number of bits occupied by the samples.
+ */
+
+uint32_t DoAcquisition(uint8_t decimation, uint32_t bits_per_sample, bool averaging, int trigger_threshold,bool silent)
+{
+ //.
+ uint8_t *dest = BigBuf_get_addr();
+ int bufsize = BigBuf_max_traceLen();
+
+ memset(dest, 0, bufsize);
+
+ if(bits_per_sample < 1) bits_per_sample = 1;
+ if(bits_per_sample > 8) bits_per_sample = 8;
+
+ if(decimation < 1) decimation = 1;
+
+ // Use a bit stream to handle the output
+ BitstreamOut data = { dest , 0, 0};
+ int sample_counter = 0;
+ uint8_t sample = 0;
+ //If we want to do averaging
+ uint32_t sample_sum =0 ;
+ uint32_t sample_total_numbers =0 ;
+ uint32_t sample_total_saved =0 ;
+
+ while(!BUTTON_PRESS()) {
+ WDT_HIT();
+ if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
+ AT91C_BASE_SSC->SSC_THR = 0x43;
+ LED_D_ON();
+ }
+ if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
+ sample = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
+ LED_D_OFF();
+ if (trigger_threshold > 0 && sample < trigger_threshold)
+ continue;
+
+ trigger_threshold = 0;
+ sample_total_numbers++;
+
+ if(averaging)
+ {
+ sample_sum += sample;
+ }
+ //Check decimation
+ if(decimation > 1)
+ {
+ sample_counter++;
+ if(sample_counter < decimation) continue;
+ sample_counter = 0;
+ }
+ //Averaging
+ if(averaging && decimation > 1) {
+ sample = sample_sum / decimation;
+ sample_sum =0;
+ }
+ //Store the sample
+ sample_total_saved ++;
+ if(bits_per_sample == 8){
+ dest[sample_total_saved-1] = sample;
+ data.numbits = sample_total_saved << 3;//Get the return value correct
+ if(sample_total_saved >= bufsize) break;
+ }
+ else{
+ pushBit(&data, sample & 0x80);
+ if(bits_per_sample > 1) pushBit(&data, sample & 0x40);
+ if(bits_per_sample > 2) pushBit(&data, sample & 0x20);
+ if(bits_per_sample > 3) pushBit(&data, sample & 0x10);
+ if(bits_per_sample > 4) pushBit(&data, sample & 0x08);
+ if(bits_per_sample > 5) pushBit(&data, sample & 0x04);
+ if(bits_per_sample > 6) pushBit(&data, sample & 0x02);
+ //Not needed, 8bps is covered above
+ //if(bits_per_sample > 7) pushBit(&data, sample & 0x01);
+ if((data.numbits >> 3) +1 >= bufsize) break;
+ }
+ }
+ }
+
+ if(!silent)
+ {
+ Dbprintf("Done, saved %d out of %d seen samples at %d bits/sample",sample_total_saved, sample_total_numbers,bits_per_sample);
+ Dbprintf("buffer samples: %02x %02x %02x %02x %02x %02x %02x %02x ...",
+ dest[0], dest[1], dest[2], dest[3], dest[4], dest[5], dest[6], dest[7]);
+ }
+ return data.numbits;
+}
+/**
+ * @brief Does sample acquisition, ignoring the config values set in the sample_config.
+ * This method is typically used by tag-specific readers who just wants to read the samples
+ * the normal way
+ * @param trigger_threshold
+ * @param silent
+ * @return number of bits sampled
+ */
+uint32_t DoAcquisition_default(int trigger_threshold, bool silent)
+{
+ return DoAcquisition(1,8,0,trigger_threshold,silent);
+}
+uint32_t DoAcquisition_config( bool silent)
+{
+ return DoAcquisition(config.decimation
+ ,config.bits_per_sample
+ ,config.averaging
+ ,config.trigger_threshold
+ ,silent);
+}
+
+uint32_t ReadLF(bool activeField)
+{
+ printConfig();
+ LFSetupFPGAForADC(config.divisor, activeField);
+ // Now call the acquisition routine
+ return DoAcquisition_config(false);
+}
+
+/**
+* Initializes the FPGA for reader-mode (field on), and acquires the samples.
+* @return number of bits sampled
+**/
+uint32_t SampleLF()
+{
+ return ReadLF(true);
+}
+/**
+* Initializes the FPGA for snoop-mode (field off), and acquires the samples.
+* @return number of bits sampled
+**/
+
+uint32_t SnoopLF()
+{
+ return ReadLF(false);
+}
--- /dev/null
+#ifndef LFSAMPLING_H
+#define LFSAMPLING_H
+
+/**
+* Initializes the FPGA for reader-mode (field on), and acquires the samples.
+* @return number of bits sampled
+**/
+uint32_t SampleLF();
+
+/**
+* Initializes the FPGA for snoop-mode (field off), and acquires the samples.
+* @return number of bits sampled
+**/
+
+uint32_t SnoopLF();
+
+/**
+ * @brief Does sample acquisition, ignoring the config values set in the sample_config.
+ * This method is typically used by tag-specific readers who just wants to read the samples
+ * the normal way
+ * @param trigger_threshold
+ * @param silent
+ * @return number of bits sampled
+ */
+uint32_t DoAcquisition_default(int trigger_threshold, bool silent);
+/**
+ * @brief Does sample acquisition, using the config values set in the sample_config.
+ * @param trigger_threshold
+ * @param silent
+ * @return number of bits sampled
+ */
+
+uint32_t DoAcquisition_config( bool silent);
+
+/**
+* Setup the FPGA to listen for samples. This method downloads the FPGA bitstream
+* if not already loaded, sets divisor and starts up the antenna.
+* @param divisor : 1, 88> 255 or negative ==> 134.8 KHz
+* 0 or 95 ==> 125 KHz
+*
+**/
+void LFSetupFPGAForADC(int divisor, bool lf_field);
+
+
+/**
+ * Called from the USB-handler to set the sampling configuration
+ * The sampling config is used for std reading and snooping.
+ *
+ * Other functions may read samples and ignore the sampling config,
+ * such as functions to read the UID from a prox tag or similar.
+ *
+ * Values set to '0' implies no change (except for averaging)
+ * @brief setSamplingConfig
+ * @param sc
+ */
+void setSamplingConfig(sample_config *sc);
+
+sample_config * getSamplingConfig();
+#endif // LFSAMPLING_H
#include "apps.h"\r
#include "util.h"\r
\r
+#include "crc.h"\r
+\r
//-----------------------------------------------------------------------------\r
// Select, Authenticate, Read a MIFARE tag. \r
// read block\r
cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
LED_B_OFF();\r
\r
- // Thats it...\r
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+ LEDsoff();\r
+}\r
+\r
+\r
+void MifareUC_Auth1(uint8_t arg0, uint8_t *datain){\r
+\r
+ byte_t isOK = 0;\r
+ byte_t dataoutbuf[16] = {0x00};\r
+ uint8_t uid[10] = {0x00};\r
+ uint32_t cuid;\r
+\r
+ LED_A_ON();\r
+ LED_B_OFF();\r
+ LED_C_OFF();\r
+ \r
+ iso14a_clear_trace();\r
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+\r
+ if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Can't select card");\r
+ //OnError(0);\r
+ return;\r
+ };\r
+ \r
+ if(mifare_ultra_auth1(cuid, dataoutbuf)){\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
+ Dbprintf("Authentication part1: Fail.");\r
+ //OnError(1);\r
+ return;\r
+ }\r
+\r
+ isOK = 1;\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED)\r
+ DbpString("AUTH 1 FINISHED");\r
+ \r
+ cmd_send(CMD_ACK,isOK,cuid,0,dataoutbuf,11);\r
+ LEDsoff();\r
+}\r
+void MifareUC_Auth2(uint32_t arg0, uint8_t *datain){\r
+\r
+ uint32_t cuid = arg0;\r
+ uint8_t key[16] = {0x00};\r
+ byte_t isOK = 0;\r
+ byte_t dataoutbuf[16] = {0x00};\r
+ \r
+ memcpy(key, datain, 16);\r
+ \r
+ LED_A_ON();\r
+ LED_B_OFF();\r
+ LED_C_OFF();\r
+ \r
+ if(mifare_ultra_auth2(cuid, key, dataoutbuf)){\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
+ Dbprintf("Authentication part2: Fail...");\r
+ //OnError(1);\r
+ return; \r
+ }\r
+ \r
+ isOK = 1;\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED)\r
+ DbpString("AUTH 2 FINISHED");\r
+ \r
+ cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,11);\r
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
LEDsoff();\r
}\r
struct Crypto1State mpcs = {0, 0};\r
struct Crypto1State *pcs;\r
pcs = &mpcs;\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
\r
uint32_t auth1_time, auth2_time;\r
static uint16_t delta_time;\r
\r
+ // free eventually allocated BigBuf memory\r
+ BigBuf_free();\r
// clear trace\r
iso14a_clear_trace();\r
iso14a_set_tracing(false);\r
uint8_t d_block[18] = {0x00};\r
uint32_t cuid;\r
\r
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
// reset FPGA and LED\r
if (workFlags & 0x08) {\r
uint8_t data[18] = {0x00};\r
uint32_t cuid = 0;\r
\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
if (workFlags & 0x08) {\r
LED_A_ON();\r
// variables\r
byte_t isOK = 1;\r
\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
//\r
// DESFIRE\r
//\r
+\r
+void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){\r
+\r
+ byte_t dataout[11] = {0x00};\r
+ uint8_t uid[10] = {0x00};\r
+ uint32_t cuid;\r
+ \r
+ iso14a_clear_trace();\r
+ iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+\r
+ int len = iso14443a_select_card(uid, NULL, &cuid);\r
+ if(!len) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
+ Dbprintf("Can't select card");\r
+ //OnError(1);\r
+ return;\r
+ };\r
+\r
+ if(mifare_desfire_des_auth1(cuid, dataout)){\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
+ Dbprintf("Authentication part1: Fail.");\r
+ //OnError(4);\r
+ return;\r
+ }\r
+\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 1 FINISHED");\r
+ \r
+ cmd_send(CMD_ACK,1,cuid,0,dataout, sizeof(dataout));\r
+}\r
+\r
+void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){\r
+\r
+ uint32_t cuid = arg0;\r
+ uint8_t key[16] = {0x00};\r
+ byte_t isOK = 0;\r
+ byte_t dataout[12] = {0x00};\r
+ \r
+ memcpy(key, datain, 16);\r
+ \r
+ isOK = mifare_desfire_des_auth2(cuid, key, dataout);\r
+ \r
+ if( isOK) {\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) \r
+ Dbprintf("Authentication part2: Failed"); \r
+ //OnError(4);\r
+ return;\r
+ }\r
+\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) \r
+ DbpString("AUTH 2 FINISHED");\r
+\r
+ cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout));\r
+ FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+ LEDsoff();\r
+}
\r
static int sniffState = SNF_INIT;\r
static uint8_t sniffUIDType;\r
-static uint8_t sniffUID[8];\r
-static uint8_t sniffATQA[2];\r
+static uint8_t sniffUID[8] = {0x00};\r
+static uint8_t sniffATQA[2] = {0x00};\r
static uint8_t sniffSAK;\r
-static uint8_t sniffBuf[16];\r
+static uint8_t sniffBuf[16] = {0x00};\r
static uint32_t timerData = 0;\r
\r
\r
int pckSize = 0;\r
int pckLen = traceLen;\r
int pckNum = 0;\r
-\r
+ uint8_t *trace = BigBuf_get_addr();\r
+ \r
FpgaDisableSscDma();\r
while (pckLen > 0) {\r
pckSize = MIN(USB_CMD_DATA_SIZE, pckLen);\r
LED_B_ON();\r
- cmd_send(CMD_ACK, 1, pckSize, pckNum, trace + traceLen - pckLen, pckSize);\r
+ cmd_send(CMD_ACK, 1, traceLen, pckSize, trace + traceLen - pckLen, pckSize);\r
LED_B_OFF();\r
\r
pckLen -= pckSize;\r
\r
int MF_DBGLEVEL = MF_DBG_ALL;\r
\r
-// memory management\r
-uint8_t* get_bigbufptr_recvrespbuf(void) {\r
- return (((uint8_t *)BigBuf) + RECV_RESP_OFFSET); \r
-}\r
-uint8_t* get_bigbufptr_recvcmdbuf(void) {\r
- return (((uint8_t *)BigBuf) + RECV_CMD_OFFSET); \r
-}\r
-uint8_t* get_bigbufptr_emlcardmem(void) {\r
- return (((uint8_t *)BigBuf) + CARD_MEMORY_OFFSET);\r
-}\r
-\r
// crypto1 helpers\r
void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *data, int len){\r
uint8_t bt = 0;\r
AppendCrc14443a(dcmd, 6);
ReaderTransmit(dcmd, sizeof(dcmd), NULL);
int len = ReaderReceive(answer, answer_parity);
- if(!len)
- {
+ if(!len) {
if (MF_DBGLEVEL >= 1) Dbprintf("Authentication failed. Card timeout.");
return 2;
+ }\r
+ return len;\r
+}\r
+\r
+int mifare_sendcmd_short_mfucauth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)\r
+{\r
+ uint8_t dcmd[19];\r
+ int len; \r
+ dcmd[0] = cmd;\r
+ memcpy(dcmd+1,data,16);\r
+ AppendCrc14443a(dcmd, 17);\r
+ \r
+ ReaderTransmit(dcmd, sizeof(dcmd), timing);\r
+ len = ReaderReceive(answer, answer_parity);\r
+ if(!len) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed. Card timeout.");\r
+ len = ReaderReceive(answer,answer_parity);\r
+ }\r
+ if(len==1) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("NAK - Authentication failed.");\r
+ return 1;\r
}
return len;
}
uint32_t nt, ntpp; // Supplied tag nonce\r
\r
uint8_t mf_nr_ar[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 };\r
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
// Transmit MIFARE_CLASSIC_AUTH\r
len = mifare_sendcmd_short(pcs, isNested, 0x60 + (keyType & 0x01), blockNo, receivedAnswer, receivedAnswerPar, timing);\r
int len; \r
uint8_t bt[2];\r
\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t* receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
// command MIFARE_CLASSIC_READBLOCK\r
len = mifare_sendcmd_short(pcs, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
return 0;
}
+// mifare ultralight commands\r
+int mifare_ultra_auth1(uint32_t uid, uint8_t *blockData){\r
+\r
+ uint16_t len;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+ \r
+ len = mifare_sendcmd_short(NULL, 1, 0x1A, 0x00, receivedAnswer,receivedAnswerPar ,NULL);\r
+ if (len == 1) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
+ return 1;\r
+ }\r
+ if (len != 11)\r
+ return 1;\r
+\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
+ Dbprintf("Auth1 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",\r
+ receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3],receivedAnswer[4],\r
+ receivedAnswer[5],receivedAnswer[6],receivedAnswer[7],receivedAnswer[8],receivedAnswer[9],\r
+ receivedAnswer[10]);\r
+ }\r
+ memcpy(blockData, receivedAnswer, 11);\r
+ return 0;\r
+}\r
+\r
+int mifare_ultra_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData){\r
+\r
+ uint16_t len;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+ \r
+ len = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, key, receivedAnswer, receivedAnswerPar, NULL);\r
+ if (len == 1) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
+ return 1;\r
+ }\r
+ if (len != 11)\r
+ return 1; \r
+ \r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
+ Dbprintf("Auth2 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",\r
+ receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3],receivedAnswer[4],\r
+ receivedAnswer[5],receivedAnswer[6],receivedAnswer[7],receivedAnswer[8],receivedAnswer[9],\r
+ receivedAnswer[10]);\r
+ }\r
+ memcpy(blockData, receivedAnswer, 11);\r
+ return 0;\r
+}\r
+\r
int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData)
{
uint16_t len;
uint8_t bt[2];
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t* receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
// command MIFARE_CLASSIC_READBLOCK
byte_t res;\r
\r
uint8_t d_block[18], d_block_enc[18];\r
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t* receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
// command MIFARE_CLASSIC_WRITEBLOCK\r
len = mifare_sendcmd_short(pcs, 1, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
uint16_t len;
uint8_t par[3] = {0}; // enough for 18 parity bits
uint8_t d_block[18] = {0x00};
- uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t* receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
// command MIFARE_CLASSIC_WRITEBLOCK
len = mifare_sendcmd_short(NULL, true, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);
{
uint16_t len;
uint8_t d_block[8] = {0x00};
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
// command MIFARE_CLASSIC_WRITEBLOCK
d_block[0]= blockNo;
int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid)
{
uint16_t len; \r
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
\r
len = mifare_sendcmd_short(pcs, pcs == NULL ? false:true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL);\r
if (len != 0) {\r
int mifare_ultra_halt(uint32_t uid)
{
uint16_t len;
- uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();\r
- uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
len = mifare_sendcmd_short(NULL, true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL);
if (len != 0) {
\r
// work with emulator memory
void emlSetMem(uint8_t *data, int blockNum, int blocksCount) {
- uint8_t* emCARD = get_bigbufptr_emlcardmem();
+ uint8_t* emCARD = BigBuf_get_EM_addr();
memcpy(emCARD + blockNum * 16, data, blocksCount * 16);\r
}\r
\r
void emlGetMem(uint8_t *data, int blockNum, int blocksCount) {\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
memcpy(data, emCARD + blockNum * 16, blocksCount * 16);\r
}\r
\r
void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount) {\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
memcpy(data, emCARD + bytePtr, byteCount);\r
}\r
\r
int emlCheckValBl(int blockNum) {\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
uint8_t* data = emCARD + blockNum * 16;\r
\r
if ((data[0] != (data[4] ^ 0xff)) || (data[0] != data[8]) ||\r
}\r
\r
int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum) {\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
uint8_t* data = emCARD + blockNum * 16;\r
\r
if (emlCheckValBl(blockNum)) {\r
}\r
\r
int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum) {\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
uint8_t* data = emCARD + blockNum * 16;\r
\r
memcpy(data + 0, &blReg, 4);\r
\r
uint64_t emlGetKey(int sectorNum, int keyType) {\r
uint8_t key[6];\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
\r
memcpy(key, emCARD + 16 * (FirstBlockOfSector(sectorNum) + NumBlocksPerSector(sectorNum) - 1) + keyType * 10, 6);\r
return bytes_to_num(key, 6);\r
\r
const uint8_t trailer[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x07, 0x80, 0x69, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};\r
const uint8_t uid[] = {0xe6, 0x84, 0x87, 0xf3, 0x16, 0x88, 0x04, 0x00, 0x46, 0x8e, 0x45, 0x55, 0x4d, 0x70, 0x41, 0x04};\r
- uint8_t* emCARD = get_bigbufptr_emlcardmem();\r
+ uint8_t* emCARD = BigBuf_get_EM_addr();\r
\r
memset(emCARD, 0, CARD_MEMORY_SIZE);\r
\r
emlSetMem((uint8_t *)uid, 0, 1);\r
return;\r
}\r
+\r
+\r
+// Mifare desfire commands\r
+int mifare_sendcmd_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)\r
+{\r
+ uint8_t dcmd[5] = {0x00};\r
+ dcmd[0] = cmd;\r
+ memcpy(dcmd+1,data,2);\r
+ AppendCrc14443a(dcmd, 3);\r
+ \r
+ ReaderTransmit(dcmd, sizeof(dcmd), NULL);\r
+ int len = ReaderReceive(answer, answer_parity);\r
+ if(!len) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
+ Dbprintf("Authentication failed. Card timeout.");\r
+ return 1;\r
+ }\r
+ return len;\r
+}\r
+\r
+int mifare_sendcmd_special2(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer,uint8_t *answer_parity, uint32_t *timing)\r
+{\r
+ uint8_t dcmd[20] = {0x00};\r
+ dcmd[0] = cmd;\r
+ memcpy(dcmd+1,data,17);\r
+ AppendCrc14443a(dcmd, 18);\r
+\r
+ ReaderTransmit(dcmd, sizeof(dcmd), NULL);\r
+ int len = ReaderReceive(answer, answer_parity);\r
+ if(!len){\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Authentication failed. Card timeout.");\r
+ return 1;\r
+ }\r
+ return len;\r
+}\r
+\r
+int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData){\r
+\r
+ int len;\r
+ // load key, keynumber\r
+ uint8_t data[2]={0x0a, 0x00};\r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+ \r
+ len = mifare_sendcmd_special(NULL, 1, 0x02, data, receivedAnswer,receivedAnswerPar,NULL);\r
+ if (len == 1) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
+ return 1;\r
+ }\r
+ \r
+ if (len == 12) {\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
+ Dbprintf("Auth1 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",\r
+ receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3],receivedAnswer[4],\r
+ receivedAnswer[5],receivedAnswer[6],receivedAnswer[7],receivedAnswer[8],receivedAnswer[9],\r
+ receivedAnswer[10],receivedAnswer[11]);\r
+ }\r
+ memcpy(blockData, receivedAnswer, 12);\r
+ return 0;\r
+ }\r
+ return 1;\r
+}\r
+\r
+int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData){\r
+\r
+ int len;\r
+ uint8_t data[17] = {0x00};\r
+ data[0] = 0xAF;\r
+ memcpy(data+1,key,16);\r
+ \r
+ uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+ uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+ \r
+ len = mifare_sendcmd_special2(NULL, 1, 0x03, data, receivedAnswer, receivedAnswerPar ,NULL);\r
+ \r
+ if ((receivedAnswer[0] == 0x03) && (receivedAnswer[1] == 0xae)) {\r
+ if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+ Dbprintf("Auth Error: %02x %02x", receivedAnswer[0], receivedAnswer[1]);\r
+ return 1;\r
+ }\r
+ \r
+ if (len == 12){\r
+ if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
+ Dbprintf("Auth2 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",\r
+ receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3],receivedAnswer[4],\r
+ receivedAnswer[5],receivedAnswer[6],receivedAnswer[7],receivedAnswer[8],receivedAnswer[9],\r
+ receivedAnswer[10],receivedAnswer[11]);\r
+ }\r
+ memcpy(blockData, receivedAnswer, 12);\r
+ return 0;\r
+ }\r
+ return 1;\r
+}
#define cardSTATE_TO_IDLE() cardSTATE = MFEMUL_IDLE; LED_B_OFF(); LED_C_OFF();\r
\r
//functions
-uint8_t* mifare_get_bigbufptr(void);
int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
+\r
+int mifare_sendcmd_short_mfucauth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing);\r
int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);\r
int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested, uint32_t * ntptr, uint32_t *timing);
int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
+int mifare_ultra_auth1(uint32_t cuid, uint8_t *blockData);\r
+int mifare_ultra_auth2(uint32_t cuid, uint8_t *key, uint8_t *blockData);\r
int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_ultra_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_ultra_special_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid);
int mifare_ultra_halt(uint32_t uid);
+\r
+// desfire\r
+int mifare_sendcmd_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);\r
+int mifare_sendcmd_special2(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer,uint8_t *answer_parity, uint32_t *timing);\r
+int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData);\r
+int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData);\r
// crypto functions
void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);
void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par);\r
uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data);\r
\r
-// memory management\r
-uint8_t* get_bigbufptr_recvrespbuf(void);\r
-uint8_t* get_bigbufptr_recvcmdbuf(void);\r
-uint8_t* get_bigbufptr_emlcardmem(void);\r
-\r
// Mifare memory structure\r
uint8_t NumBlocksPerSector(uint8_t sectorNo);\r
uint8_t FirstBlockOfSector(uint8_t sectorNo);\r
#include "util.h"
#include "string.h"
#include "apps.h"
+#include "BigBuf.h"
-uint8_t *trace = (uint8_t *) BigBuf+TRACE_OFFSET;
-int traceLen = 0;
int tracing = TRUE;
}
void clear_trace() {
- memset(trace, 0x44, TRACE_SIZE);
+ uint8_t *trace = BigBuf_get_addr();
+ uint16_t max_traceLen = BigBuf_max_traceLen();
+ memset(trace, 0x44, max_traceLen);
traceLen = 0;
}
{
if (!tracing) return FALSE;
+ uint8_t *trace = BigBuf_get_addr();
+
uint16_t num_paritybytes = (iLen-1)/8 + 1; // number of valid paritybytes in *parity
uint16_t duration = timestamp_end - timestamp_start;
// Return when trace is full
- if (traceLen + sizeof(iLen) + sizeof(timestamp_start) + sizeof(duration) + num_paritybytes + iLen >= TRACE_SIZE) {
+ uint16_t max_traceLen = BigBuf_max_traceLen();
+
+ if (traceLen + sizeof(iLen) + sizeof(timestamp_start) + sizeof(duration) + num_paritybytes + iLen >= max_traceLen) {
tracing = FALSE; // don't trace any more
return FALSE;
}
}
traceLen += num_paritybytes;
- if(traceLen +4 < TRACE_SIZE)
+ if(traceLen +4 < max_traceLen)
{ //If it hadn't been cleared, for whatever reason..
memset(trace+traceLen,0x44, 4);
}
#include <stddef.h>
#include <stdint.h>
-#include <common.h>
+#include "common.h"
#define BYTEx(x, n) (((x) >> (n * 8)) & 0xff )
+++ /dev/null
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd ">
-<plist version="1.0">
-<dict>
- <key>CFBundleDevelopmentRegion</key> <string>English</string>
- <key>CFBundleIdentifier</key> <string>org.proxmark</string>
- <key>CFBundleIconFile</key> <string></string>
- <key>CFBundleInfoDictionaryVersion</key> <string>6.0</string>
- <key>CFBundlePackageType</key> <string>KEXT</string>
- <key>CFBundleSignature</key> <string>????</string>
- <key>CFBundleVersion</key> <string>1.0.0</string>
- <key>IOKitPersonalities</key>
- <dict>
- <key>Proxmark3</key>
- <dict>
- <key>CFBundleIdentifier</key><string>com.apple.kernel.iokit</string>
- <key>IOClass</key><string>IOService</string>
- <key>IOProviderClass</key><string>IOUSBInterface</string>
- <key>bConfigurationValue</key> <integer>1</integer>
- <key>bInterfaceNumber</key> <integer>0</integer>
- <key>idProduct</key><integer>19343</integer>
- <key>idVendor</key><integer>39620</integer>
- </dict>
- </dict>
- <key>OSBundleLibraries</key>
- <dict>
- <key>com.apple.iokit.IOUSBFamily</key><string>1.8</string>
- </dict>
-</dict>
-</plist>
CC=gcc
CXX=g++
#COMMON_FLAGS = -m32
-
VPATH = ../common
OBJDIR = obj
LDLIBS = -L/opt/local/lib -L/usr/local/lib ../liblua/liblua.a -lreadline -lpthread -lm
LDFLAGS = $(COMMON_FLAGS)
-CFLAGS = -std=c99 -I. -I../include -I../common -I/opt/local/include -I../liblua -Wall $(COMMON_FLAGS) -g -O4
+CFLAGS = -std=c99 -I. -I../include -I../common -I/opt/local/include -I../liblua -Wall $(COMMON_FLAGS) -g -O4
LUAPLATFORM = generic
-
ifneq (,$(findstring MINGW,$(platform)))
CXXFLAGS = -I$(QTDIR)/include -I$(QTDIR)/include/QtCore -I$(QTDIR)/include/QtGui
QTLDLIBS = -L$(QTDIR)/lib -lQtCore4 -lQtGui4
cmdhflegic.c \
cmdhficlass.c \
cmdhfmf.c \
+ cmdhfmfu.c \
cmdhw.c \
cmdlf.c \
cmdlfio.c \
tarbin: $(BINS)
$(TAR) $(TARFLAGS) ../proxmark3-$(platform)-bin.tar $(BINS:%=client/%)
-# must be run as root
-install_kext: Info.plist
- mkdir -p /System/Library/Extensions/Proxmark3.kext/Contents
- cp Info.plist /System/Library/Extensions/Proxmark3.kext/Contents
- chown -R root:wheel /System/Library/Extensions/Proxmark3.kext
- chmod 755 /System/Library/Extensions/Proxmark3.kext /System/Library/Extensions/Proxmark3.kext/Contents
- chmod 644 /System/Library/Extensions/Proxmark3.kext/Contents/Info.plist
- rm -rf /System/Library/Caches/com.apple.kext.caches
- touch /System/Library/Extensions
- @echo "*** You may need to reboot for the kext to take effect."
-
lua_build:
@echo Compiling liblua, using platform $(LUAPLATFORM)
cd ../liblua && make $(LUAPLATFORM)
#include "cmdmain.h"
#include "cmddata.h"
#include "lfdemod.h"
+#include "usb_cmd.h"
+
uint8_t DemodBuffer[MAX_DEMOD_BUF_LEN];
+uint8_t g_debugMode;
int DemodBufferLen;
static int CmdHelp(const char *Cmd);
//set the demod buffer with given array of binary (one bit per byte)
//by marshmellow
-void setDemodBuf(uint8_t *buff,int size)
+void setDemodBuf(uint8_t *buff, size_t size, size_t startIdx)
{
- int i=0;
- for (; i < size; ++i){
- DemodBuffer[i]=buff[i];
+ size_t i = 0;
+ for (; i < size; i++){
+ DemodBuffer[i]=buff[startIdx++];
}
DemodBufferLen=size;
return;
}
+int CmdSetDebugMode(const char *Cmd)
+{
+ int demod=0;
+ sscanf(Cmd, "%i", &demod);
+ g_debugMode=(uint8_t)demod;
+ return 1;
+}
+
//by marshmellow
void printDemodBuff()
{
return;
}
if (bitLen>512) bitLen=512; //max output to 512 bits if we have more - should be plenty
+
+ // ensure equally divided by 16
+ bitLen &= 0xfff0;
+
for (i = 0; i <= (bitLen-16); i+=16) {
PrintAndLog("%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i",
DemodBuffer[i],
return;
}
if (bitLen>512) bitLen=512;
+
+ // ensure equally divided by 16
+ bitLen &= 0xfff0;
+
+
for (i = 0; i <= (bitLen-16); i+=16) {
PrintAndLog("%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i%i",
BitStream[i],
{
if (id !=0){
uint64_t iii=1;
- uint64_t id2lo=0; //id2hi=0,
+ uint64_t id2lo=0;
uint32_t ii=0;
uint32_t i=0;
for (ii=5; ii>0;ii--){
}
//output em id
PrintAndLog("EM TAG ID : %010llx", id);
- PrintAndLog("Unique TAG ID: %010llx", id2lo); //id2hi,
+ PrintAndLog("Unique TAG ID: %010llx", id2lo);
PrintAndLog("DEZ 8 : %08lld",id & 0xFFFFFF);
PrintAndLog("DEZ 10 : %010lld",id & 0xFFFFFF);
PrintAndLog("DEZ 5.5 : %05lld.%05lld",(id>>16LL) & 0xFFFF,(id & 0xFFFF));
int CmdEm410xDecode(const char *Cmd)
{
uint64_t id=0;
- // uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
- // uint32_t i=0;
- // i=getFromGraphBuf(BitStream);
- id = Em410xDecode(DemodBuffer,DemodBufferLen);
- printEM410x(id);
- if (id>0) return 1;
+ size_t size = DemodBufferLen, idx=0;
+ id = Em410xDecode(DemodBuffer, &size, &idx);
+ if (id>0){
+ setDemodBuf(DemodBuffer, size, idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: Printing demod buffer:");
+ printDemodBuff();
+ }
+ printEM410x(id);
+ return 1;
+ }
return 0;
}
//prints binary found and saves in graphbuffer for further commands
int Cmdaskmandemod(const char *Cmd)
{
- int invert=0;
+ int invert=0;
int clk=0;
uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
sscanf(Cmd, "%i %i", &clk, &invert);
}
size_t BitLen = getFromGraphBuf(BitStream);
- // PrintAndLog("DEBUG: Bitlen from grphbuff: %d",BitLen);
+ if (g_debugMode==1) PrintAndLog("DEBUG: Bitlen from grphbuff: %d",BitLen);
int errCnt=0;
errCnt = askmandemod(BitStream, &BitLen,&clk,&invert);
if (errCnt<0||BitLen<16){ //if fatal error (or -1)
- // PrintAndLog("no data found %d, errors:%d, bitlen:%d, clock:%d",errCnt,invert,BitLen,clk);
+ if (g_debugMode==1) PrintAndLog("no data found %d, errors:%d, bitlen:%d, clock:%d",errCnt,invert,BitLen,clk);
return 0;
}
PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,BitLen);
}
PrintAndLog("ASK/Manchester decoded bitstream:");
// Now output the bitstream to the scrollback by line of 16 bits
- setDemodBuf(BitStream,BitLen);
+ setDemodBuf(BitStream,BitLen,0);
printDemodBuff();
uint64_t lo =0;
- lo = Em410xDecode(BitStream,BitLen);
+ size_t idx=0;
+ lo = Em410xDecode(BitStream, &BitLen, &idx);
if (lo>0){
//set GraphBuffer for clone or sim command
+ setDemodBuf(BitStream, BitLen, idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, BitLen);
+ printDemodBuff();
+ }
PrintAndLog("EM410x pattern found: ");
printEM410x(lo);
return 1;
}
- //if (BitLen>16) return 1;
return 0;
}
printBitStream(BitStream, size);
if (errCnt==0){
uint64_t id = 0;
- id = Em410xDecode(BitStream, size);
- if (id>0) setDemodBuf(BitStream, size);
- printEM410x(id);
+ size_t idx=0;
+ id = Em410xDecode(BitStream, &size, &idx);
+ if (id>0){
+ //need to adjust to set bitstream back to manchester encoded data
+ //setDemodBuf(BitStream, size, idx);
+
+ printEM410x(id);
+ }
}
return 1;
}
//by marshmellow
//biphase decode
//take 01 or 10 = 0 and 11 or 00 = 1
-//takes 1 argument "offset" default = 0 if 1 it will shift the decode by one bit
+//takes 2 arguments "offset" default = 0 if 1 it will shift the decode by one bit
+// and "invert" default = 0 if 1 it will invert output
// since it is not like manchester and doesn't have an incorrect bit pattern we
// cannot determine if our decode is correct or if it should be shifted by one bit
// the argument offset allows us to manually shift if the output is incorrect
int errCnt=0;
size_t size=0;
int offset=0;
+ int invert=0;
int high=0, low=0;
- sscanf(Cmd, "%i", &offset);
+ sscanf(Cmd, "%i %i", &offset, &invert);
uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
//get graphbuffer & high and low
for (;i<DemodBufferLen;++i){
return 0;
}
size=i;
- errCnt=BiphaseRawDecode(BitStream, &size, offset);
+ errCnt=BiphaseRawDecode(BitStream, &size, offset, invert);
if (errCnt>=20){
PrintAndLog("Too many errors attempting to decode: %d",errCnt);
return 0;
return 1;
}
-
//by marshmellow
//takes 2 arguments - clock and invert both as integers
//attempts to demodulate ask only
errCnt = askrawdemod(BitStream, &BitLen,&clk,&invert);
if (errCnt==-1||BitLen<16){ //throw away static - allow 1 and -1 (in case of threshold command first)
PrintAndLog("no data found");
+ if (g_debugMode==1) PrintAndLog("errCnt: %d, BitLen: %d, clk: %d, invert: %d", errCnt, BitLen, clk, invert);
return 0;
}
PrintAndLog("Using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen);
- //PrintAndLog("Data start pos:%d, lastBit:%d, stop pos:%d, numBits:%d",iii,lastBit,i,bitnum);
- //move BitStream back to DemodBuffer
- setDemodBuf(BitStream,BitLen);
+
+ //move BitStream back to DemodBuffer
+ setDemodBuf(BitStream,BitLen,0);
- //output
+ //output
if (errCnt>0){
PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
}
bit ^= 1;
AppendGraph(0, clock, bit);
- // for (j = 0; j < (int)(clock/2); j++)
- // GraphBuffer[(i * clock) + j] = bit ^ 1;
- // for (j = (int)(clock/2); j < clock; j++)
- // GraphBuffer[(i * clock) + j] = bit;
}
RepaintGraphWindow();
RepaintGraphWindow();
return 0;
}
+/**
+ * Undecimate - I'd call it 'interpolate', but we'll save that
+ * name until someone does an actual interpolation command, not just
+ * blindly repeating samples
+ * @param Cmd
+ * @return
+ */
+int CmdUndec(const char *Cmd)
+{
+ if(param_getchar(Cmd, 0) == 'h')
+ {
+ PrintAndLog("Usage: data undec [factor]");
+ PrintAndLog("This function performs un-decimation, by repeating each sample N times");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog(" factor The number of times to repeat each sample.[default:2]");
+ PrintAndLog("Example: 'data undec 3'");
+ return 0;
+ }
+
+ uint8_t factor = param_get8ex(Cmd, 0,2, 10);
+ //We have memory, don't we?
+ int swap[MAX_GRAPH_TRACE_LEN] = { 0 };
+ uint32_t g_index = 0 ,s_index = 0;
+ while(g_index < GraphTraceLen && s_index < MAX_GRAPH_TRACE_LEN)
+ {
+ int count = 0;
+ for(count = 0; count < factor && s_index+count < MAX_GRAPH_TRACE_LEN; count ++)
+ swap[s_index+count] = GraphBuffer[g_index];
+ s_index+=count;
+ }
+
+ memcpy(GraphBuffer,swap, s_index * sizeof(int));
+ GraphTraceLen = s_index;
+ RepaintGraphWindow();
+ return 0;
+}
+
+//by marshmellow
+//shift graph zero up or down based on input + or -
+int CmdGraphShiftZero(const char *Cmd)
+{
+
+ int shift=0;
+ //set options from parameters entered with the command
+ sscanf(Cmd, "%i", &shift);
+ int shiftedVal=0;
+ for(int i = 0; i<GraphTraceLen; i++){
+ shiftedVal=GraphBuffer[i]+shift;
+ if (shiftedVal>127)
+ shiftedVal=127;
+ else if (shiftedVal<-127)
+ shiftedVal=-127;
+ GraphBuffer[i]= shiftedVal;
+ }
+ CmdNorm("");
+ return 0;
+}
/* Print our clock rate */
// uses data from graphbuffer
{
//raw fsk demod no manchester decoding no start bit finding just get binary from wave
//set defaults
- int rfLen = 50;
+ int rfLen = 0;
int invert=0;
- int fchigh=10;
- int fclow=8;
+ int fchigh=0;
+ int fclow=0;
//set options from parameters entered with the command
sscanf(Cmd, "%i %i %i %i", &rfLen, &invert, &fchigh, &fclow);
if (strlen(Cmd)>0 && strlen(Cmd)<=2) {
- //rfLen=param_get8(Cmd, 0); //if rfLen option only is used
if (rfLen==1){
invert=1; //if invert option only is used
- rfLen = 50;
- } else if(rfLen==0) rfLen=50;
+ rfLen = 0;
+ }
}
- PrintAndLog("Args invert: %d - Clock:%d - fchigh:%d - fclow: %d",invert,rfLen,fchigh, fclow);
+
uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
size_t BitLen = getFromGraphBuf(BitStream);
+ //get field clock lengths
+ uint16_t fcs=0;
+ if (fchigh==0 || fclow == 0){
+ fcs=countFC(BitStream, BitLen);
+ if (fcs==0){
+ fchigh=10;
+ fclow=8;
+ }else{
+ fchigh = (fcs >> 8) & 0xFF;
+ fclow = fcs & 0xFF;
+ }
+ }
+ //get bit clock length
+ if (rfLen==0){
+ rfLen = detectFSKClk(BitStream, BitLen, fchigh, fclow);
+ if (rfLen == 0) rfLen = 50;
+ }
+ PrintAndLog("Args invert: %d - Clock:%d - fchigh:%d - fclow: %d",invert,rfLen,fchigh, fclow);
int size = fskdemod(BitStream,BitLen,(uint8_t)rfLen,(uint8_t)invert,(uint8_t)fchigh,(uint8_t)fclow);
if (size>0){
PrintAndLog("FSK decoded bitstream:");
- setDemodBuf(BitStream,size);
+ setDemodBuf(BitStream,size,0);
// Now output the bitstream to the scrollback by line of 16 bits
if(size > (8*32)+2) size = (8*32)+2; //only output a max of 8 blocks of 32 bits most tags will have full bit stream inside that sample size
uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
size_t BitLen = getFromGraphBuf(BitStream);
//get binary from fsk wave
- size_t size = HIDdemodFSK(BitStream,BitLen,&hi2,&hi,&lo);
- if (size<0){
- PrintAndLog("Error demoding fsk");
+ int idx = HIDdemodFSK(BitStream,&BitLen,&hi2,&hi,&lo);
+ if (idx<0){
+ if (g_debugMode){
+ if (idx==-1){
+ PrintAndLog("DEBUG: Just Noise Detected");
+ } else if (idx == -2) {
+ PrintAndLog("DEBUG: Error demoding fsk");
+ } else if (idx == -3) {
+ PrintAndLog("DEBUG: Preamble not found");
+ } else if (idx == -4) {
+ PrintAndLog("DEBUG: Error in Manchester data, SIZE: %d", BitLen);
+ } else {
+ PrintAndLog("DEBUG: Error demoding fsk %d", idx);
+ }
+ }
+ return 0;
+ }
+ if (hi2==0 && hi==0 && lo==0) {
+ if (g_debugMode) PrintAndLog("DEBUG: Error - no values found");
return 0;
}
- if (hi2==0 && hi==0 && lo==0) return 0;
if (hi2 != 0){ //extra large HID tags
PrintAndLog("HID Prox TAG ID: %x%08x%08x (%d)",
(unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
- setDemodBuf(BitStream,BitLen);
- return 1;
}
else { //standard HID tags <38 bits
- //Dbprintf("TAG ID: %x%08x (%d)",(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); //old print cmd
uint8_t fmtLen = 0;
uint32_t fc = 0;
uint32_t cardnum = 0;
PrintAndLog("HID Prox TAG ID: %x%08x (%d) - Format Len: %dbit - FC: %d - Card: %d",
(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF,
(unsigned int) fmtLen, (unsigned int) fc, (unsigned int) cardnum);
- setDemodBuf(BitStream,BitLen);
- return 1;
}
- return 0;
+ setDemodBuf(BitStream,BitLen,idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, BitLen);
+ printDemodBuff();
+ }
+ return 1;
+}
+
+//by marshmellow
+//Paradox Prox demod - FSK RF/50 with preamble of 00001111 (then manchester encoded)
+//print full Paradox Prox ID and some bit format details if found
+int CmdFSKdemodParadox(const char *Cmd)
+{
+ //raw fsk demod no manchester decoding no start bit finding just get binary from wave
+ uint32_t hi2=0, hi=0, lo=0;
+
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t BitLen = getFromGraphBuf(BitStream);
+ //get binary from fsk wave
+ int idx = ParadoxdemodFSK(BitStream,&BitLen,&hi2,&hi,&lo);
+ if (idx<0){
+ if (g_debugMode){
+ if (idx==-1){
+ PrintAndLog("DEBUG: Just Noise Detected");
+ } else if (idx == -2) {
+ PrintAndLog("DEBUG: Error demoding fsk");
+ } else if (idx == -3) {
+ PrintAndLog("DEBUG: Preamble not found");
+ } else if (idx == -4) {
+ PrintAndLog("DEBUG: Error in Manchester data");
+ } else {
+ PrintAndLog("DEBUG: Error demoding fsk %d", idx);
+ }
+ }
+ return 0;
+ }
+ if (hi2==0 && hi==0 && lo==0){
+ if (g_debugMode) PrintAndLog("DEBUG: Error - no value found");
+ return 0;
+ }
+ uint32_t fc = ((hi & 0x3)<<6) | (lo>>26);
+ uint32_t cardnum = (lo>>10)&0xFFFF;
+
+ PrintAndLog("Paradox TAG ID: %x%08x - FC: %d - Card: %d - Checksum: %02x",
+ hi>>10, (hi & 0x3)<<26 | (lo>>10), fc, cardnum, (lo>>2) & 0xFF );
+ setDemodBuf(BitStream,BitLen,idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, len: %d, Printing Demod Buffer:", idx, BitLen);
+ printDemodBuff();
+ }
+ return 1;
}
+
//by marshmellow
//IO-Prox demod - FSK RF/64 with preamble of 000000001
//print ioprox ID and some format details
//raw fsk demod no manchester decoding no start bit finding just get binary from wave
//set defaults
int idx=0;
- //something in graphbuffer
- if (GraphTraceLen < 65) return 0;
+ //something in graphbuffer?
+ if (GraphTraceLen < 65) {
+ if (g_debugMode)PrintAndLog("DEBUG: not enough samples in GraphBuffer");
+ return 0;
+ }
uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
size_t BitLen = getFromGraphBuf(BitStream);
+
//get binary from fsk wave
- // PrintAndLog("DEBUG: got buff");
idx = IOdemodFSK(BitStream,BitLen);
if (idx<0){
- //PrintAndLog("Error demoding fsk");
+ if (g_debugMode){
+ if (idx==-1){
+ PrintAndLog("DEBUG: Just Noise Detected");
+ } else if (idx == -2) {
+ PrintAndLog("DEBUG: not enough samples");
+ } else if (idx == -3) {
+ PrintAndLog("DEBUG: error during fskdemod");
+ } else if (idx == -4) {
+ PrintAndLog("DEBUG: Preamble not found");
+ } else if (idx == -5) {
+ PrintAndLog("DEBUG: Separator bits not found");
+ } else {
+ PrintAndLog("DEBUG: Error demoding fsk %d", idx);
+ }
+ }
return 0;
}
- // PrintAndLog("DEBUG: Got IOdemodFSK");
if (idx==0){
- //PrintAndLog("IO Prox Data not found - FSK Data:");
- //if (BitLen > 92) printBitStream(BitStream,92);
+ if (g_debugMode==1){
+ PrintAndLog("DEBUG: IO Prox Data not found - FSK Bits: %d",BitLen);
+ if (BitLen > 92) printBitStream(BitStream,92);
+ }
return 0;
}
//Index map
//
//XSF(version)facility:codeone+codetwo (raw)
//Handle the data
- if (idx+64>BitLen) return 0;
+ if (idx+64>BitLen) {
+ if (g_debugMode==1) PrintAndLog("not enough bits found - bitlen: %d",BitLen);
+ return 0;
+ }
PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx], BitStream[idx+1], BitStream[idx+2], BitStream[idx+3], BitStream[idx+4], BitStream[idx+5], BitStream[idx+6], BitStream[idx+7], BitStream[idx+8]);
PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx+9], BitStream[idx+10], BitStream[idx+11],BitStream[idx+12],BitStream[idx+13],BitStream[idx+14],BitStream[idx+15],BitStream[idx+16],BitStream[idx+17]);
PrintAndLog("%d%d%d%d%d%d%d%d %d facility",BitStream[idx+18], BitStream[idx+19], BitStream[idx+20],BitStream[idx+21],BitStream[idx+22],BitStream[idx+23],BitStream[idx+24],BitStream[idx+25],BitStream[idx+26]);
uint8_t facilitycode = bytebits_to_byte(BitStream+idx+18,8) ;
uint16_t number = (bytebits_to_byte(BitStream+idx+36,8)<<8)|(bytebits_to_byte(BitStream+idx+45,8)); //36,9
PrintAndLog("IO Prox XSF(%02d)%02x:%05d (%08x%08x)",version,facilitycode,number,code,code2);
- int i;
- for (i=0;i<64;++i)
- DemodBuffer[i]=BitStream[idx++];
+ setDemodBuf(BitStream,64,idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing demod buffer:",idx,64);
+ printDemodBuff();
+ }
+ return 1;
+}
+
+
+//by marshmellow
+//AWID Prox demod - FSK RF/50 with preamble of 00000001 (always a 96 bit data stream)
+//print full AWID Prox ID and some bit format details if found
+int CmdFSKdemodAWID(const char *Cmd)
+{
+
+ //int verbose=1;
+ //sscanf(Cmd, "%i", &verbose);
+
+ //raw fsk demod no manchester decoding no start bit finding just get binary from wave
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t size = getFromGraphBuf(BitStream);
+
+ //get binary from fsk wave
+ int idx = AWIDdemodFSK(BitStream, &size);
+ if (idx<=0){
+ if (g_debugMode==1){
+ if (idx == -1)
+ PrintAndLog("DEBUG: Error - not enough samples");
+ else if (idx == -2)
+ PrintAndLog("DEBUG: Error - only noise found");
+ else if (idx == -3)
+ PrintAndLog("DEBUG: Error - problem during FSK demod");
+ // else if (idx == -3)
+ // PrintAndLog("Error: thought we had a tag but the parity failed");
+ else if (idx == -4)
+ PrintAndLog("DEBUG: Error - AWID preamble not found");
+ else if (idx == -5)
+ PrintAndLog("DEBUG: Error - Size not correct: %d", size);
+ else
+ PrintAndLog("DEBUG: Error %d",idx);
+ }
+ return 0;
+ }
- DemodBufferLen=64;
+ // Index map
+ // 0 10 20 30 40 50 60
+ // | | | | | | |
+ // 01234567 890 1 234 5 678 9 012 3 456 7 890 1 234 5 678 9 012 3 456 7 890 1 234 5 678 9 012 3 - to 96
+ // -----------------------------------------------------------------------------
+ // 00000001 000 1 110 1 101 1 011 1 101 1 010 0 000 1 000 1 010 0 001 0 110 1 100 0 000 1 000 1
+ // premable bbb o bbb o bbw o fff o fff o ffc o ccc o ccc o ccc o ccc o ccc o wxx o xxx o xxx o - to 96
+ // |---26 bit---| |-----117----||-------------142-------------|
+ // b = format bit len, o = odd parity of last 3 bits
+ // f = facility code, c = card number
+ // w = wiegand parity
+ // (26 bit format shown)
+
+ //get raw ID before removing parities
+ uint32_t rawLo = bytebits_to_byte(BitStream+idx+64,32);
+ uint32_t rawHi = bytebits_to_byte(BitStream+idx+32,32);
+ uint32_t rawHi2 = bytebits_to_byte(BitStream+idx,32);
+ setDemodBuf(BitStream,96,idx);
+
+ size = removeParity(BitStream, idx+8, 4, 1, 88);
+ if (size != 66){
+ if (g_debugMode==1) PrintAndLog("DEBUG: Error - at parity check-tag size does not match AWID format");
+ return 0;
+ }
+ // ok valid card found!
+
+ // Index map
+ // 0 10 20 30 40 50 60
+ // | | | | | | |
+ // 01234567 8 90123456 7890123456789012 3 456789012345678901234567890123456
+ // -----------------------------------------------------------------------------
+ // 00011010 1 01110101 0000000010001110 1 000000000000000000000000000000000
+ // bbbbbbbb w ffffffff cccccccccccccccc w xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+ // |26 bit| |-117--| |-----142------|
+ // b = format bit len, o = odd parity of last 3 bits
+ // f = facility code, c = card number
+ // w = wiegand parity
+ // (26 bit format shown)
+
+ uint32_t fc = 0;
+ uint32_t cardnum = 0;
+ uint32_t code1 = 0;
+ uint32_t code2 = 0;
+ uint8_t fmtLen = bytebits_to_byte(BitStream,8);
+ if (fmtLen==26){
+ fc = bytebits_to_byte(BitStream+9, 8);
+ cardnum = bytebits_to_byte(BitStream+17, 16);
+ code1 = bytebits_to_byte(BitStream+8,fmtLen);
+ PrintAndLog("AWID Found - BitLength: %d, FC: %d, Card: %d - Wiegand: %x, Raw: %x%08x%08x", fmtLen, fc, cardnum, code1, rawHi2, rawHi, rawLo);
+ } else {
+ cardnum = bytebits_to_byte(BitStream+8+(fmtLen-17), 16);
+ if (fmtLen>32){
+ code1 = bytebits_to_byte(BitStream+8,fmtLen-32);
+ code2 = bytebits_to_byte(BitStream+8+(fmtLen-32),32);
+ PrintAndLog("AWID Found - BitLength: %d -unknown BitLength- (%d) - Wiegand: %x%08x, Raw: %x%08x%08x", fmtLen, cardnum, code1, code2, rawHi2, rawHi, rawLo);
+ } else{
+ code1 = bytebits_to_byte(BitStream+8,fmtLen);
+ PrintAndLog("AWID Found - BitLength: %d -unknown BitLength- (%d) - Wiegand: %x, Raw: %x%08x%08x", fmtLen, cardnum, code1, rawHi2, rawHi, rawLo);
+ }
+ }
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d Printing Demod Buffer:", idx, 96);
+ printDemodBuff();
+ }
+ //todo - convert hi2, hi, lo to demodbuffer for future sim/clone commands
return 1;
}
+
+//by marshmellow
+//Pyramid Prox demod - FSK RF/50 with preamble of 0000000000000001 (always a 128 bit data stream)
+//print full Farpointe Data/Pyramid Prox ID and some bit format details if found
+int CmdFSKdemodPyramid(const char *Cmd)
+{
+ //raw fsk demod no manchester decoding no start bit finding just get binary from wave
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t size = getFromGraphBuf(BitStream);
+
+ //get binary from fsk wave
+ int idx = PyramiddemodFSK(BitStream, &size);
+ if (idx < 0){
+ if (g_debugMode==1){
+ if (idx == -5)
+ PrintAndLog("DEBUG: Error - not enough samples");
+ else if (idx == -1)
+ PrintAndLog("DEBUG: Error - only noise found");
+ else if (idx == -2)
+ PrintAndLog("DEBUG: Error - problem during FSK demod");
+ else if (idx == -3)
+ PrintAndLog("DEBUG: Error - Size not correct: %d", size);
+ else if (idx == -4)
+ PrintAndLog("DEBUG: Error - Pyramid preamble not found");
+ else
+ PrintAndLog("DEBUG: Error - idx: %d",idx);
+ }
+ return 0;
+ }
+ // Index map
+ // 0 10 20 30 40 50 60
+ // | | | | | | |
+ // 0123456 7 8901234 5 6789012 3 4567890 1 2345678 9 0123456 7 8901234 5 6789012 3
+ // -----------------------------------------------------------------------------
+ // 0000000 0 0000000 1 0000000 1 0000000 1 0000000 1 0000000 1 0000000 1 0000000 1
+ // premable xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o
+
+ // 64 70 80 90 100 110 120
+ // | | | | | | |
+ // 4567890 1 2345678 9 0123456 7 8901234 5 6789012 3 4567890 1 2345678 9 0123456 7
+ // -----------------------------------------------------------------------------
+ // 0000000 1 0000000 1 0000000 1 0110111 0 0011000 1 0000001 0 0001100 1 1001010 0
+ // xxxxxxx o xxxxxxx o xxxxxxx o xswffff o ffffccc o ccccccc o ccccccw o ppppppp o
+ // |---115---||---------71---------|
+ // s = format start bit, o = odd parity of last 7 bits
+ // f = facility code, c = card number
+ // w = wiegand parity, x = extra space for other formats
+ // p = unknown checksum
+ // (26 bit format shown)
+
+ //get raw ID before removing parities
+ uint32_t rawLo = bytebits_to_byte(BitStream+idx+96,32);
+ uint32_t rawHi = bytebits_to_byte(BitStream+idx+64,32);
+ uint32_t rawHi2 = bytebits_to_byte(BitStream+idx+32,32);
+ uint32_t rawHi3 = bytebits_to_byte(BitStream+idx,32);
+ setDemodBuf(BitStream,128,idx);
+
+ size = removeParity(BitStream, idx+8, 8, 1, 120);
+ if (size != 105){
+ if (g_debugMode==1) PrintAndLog("DEBUG: Error at parity check-tag size does not match Pyramid format, SIZE: %d, IDX: %d, hi3: %x",size, idx, rawHi3);
+ return 0;
+ }
+
+ // ok valid card found!
+
+ // Index map
+ // 0 10 20 30 40 50 60 70
+ // | | | | | | | |
+ // 01234567890123456789012345678901234567890123456789012345678901234567890
+ // -----------------------------------------------------------------------
+ // 00000000000000000000000000000000000000000000000000000000000000000000000
+ // xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+
+ // 71 80 90 100
+ // | | | |
+ // 1 2 34567890 1234567890123456 7 8901234
+ // ---------------------------------------
+ // 1 1 01110011 0000000001000110 0 1001010
+ // s w ffffffff cccccccccccccccc w ppppppp
+ // |--115-| |------71------|
+ // s = format start bit, o = odd parity of last 7 bits
+ // f = facility code, c = card number
+ // w = wiegand parity, x = extra space for other formats
+ // p = unknown checksum
+ // (26 bit format shown)
+
+ //find start bit to get fmtLen
+ int j;
+ for (j=0; j<size; j++){
+ if(BitStream[j]) break;
+ }
+ uint8_t fmtLen = size-j-8;
+ uint32_t fc = 0;
+ uint32_t cardnum = 0;
+ uint32_t code1 = 0;
+ //uint32_t code2 = 0;
+ if (fmtLen==26){
+ fc = bytebits_to_byte(BitStream+73, 8);
+ cardnum = bytebits_to_byte(BitStream+81, 16);
+ code1 = bytebits_to_byte(BitStream+72,fmtLen);
+ PrintAndLog("Pyramid ID Found - BitLength: %d, FC: %d, Card: %d - Wiegand: %x, Raw: %x%08x%08x%08x", fmtLen, fc, cardnum, code1, rawHi3, rawHi2, rawHi, rawLo);
+ } else if (fmtLen==45){
+ fmtLen=42; //end = 10 bits not 7 like 26 bit fmt
+ fc = bytebits_to_byte(BitStream+53, 10);
+ cardnum = bytebits_to_byte(BitStream+63, 32);
+ PrintAndLog("Pyramid ID Found - BitLength: %d, FC: %d, Card: %d - Raw: %x%08x%08x%08x", fmtLen, fc, cardnum, rawHi3, rawHi2, rawHi, rawLo);
+ } else {
+ cardnum = bytebits_to_byte(BitStream+81, 16);
+ if (fmtLen>32){
+ //code1 = bytebits_to_byte(BitStream+(size-fmtLen),fmtLen-32);
+ //code2 = bytebits_to_byte(BitStream+(size-32),32);
+ PrintAndLog("Pyramid ID Found - BitLength: %d -unknown BitLength- (%d), Raw: %x%08x%08x%08x", fmtLen, cardnum, rawHi3, rawHi2, rawHi, rawLo);
+ } else{
+ //code1 = bytebits_to_byte(BitStream+(size-fmtLen),fmtLen);
+ PrintAndLog("Pyramid ID Found - BitLength: %d -unknown BitLength- (%d), Raw: %x%08x%08x%08x", fmtLen, cardnum, rawHi3, rawHi2, rawHi, rawLo);
+ }
+ }
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, 128);
+ printDemodBuff();
+ }
+ return 1;
+}
+
int CmdFSKdemod(const char *Cmd) //old CmdFSKdemod needs updating
{
static const int LowTone[] = {
PrintAndLog("actual data bits start at sample %d", maxPos);
PrintAndLog("length %d/%d", highLen, lowLen);
- uint8_t bits[46];
- bits[sizeof(bits)-1] = '\0';
+ uint8_t bits[46] = {0x00};
// find bit pairs and manchester decode them
for (i = 0; i < arraylen(bits) - 1; ++i) {
return 0;
}
+//by marshmellow
+//attempt to detect the field clock and bit clock for FSK
+int CmdFSKfcDetect(const char *Cmd)
+{
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ size_t size = getFromGraphBuf(BitStream);
+
+ uint16_t ans = countFC(BitStream, size);
+ if (ans==0) {
+ if (g_debugMode) PrintAndLog("DEBUG: No data found");
+ return 0;
+ }
+ uint8_t fc1, fc2;
+ fc1 = (ans >> 8) & 0xFF;
+ fc2 = ans & 0xFF;
+
+ uint8_t rf1 = detectFSKClk(BitStream, size, fc1, fc2);
+ if (rf1==0) {
+ if (g_debugMode) PrintAndLog("DEBUG: Clock detect error");
+ return 0;
+ }
+ PrintAndLog("Detected Field Clocks: FC/%d, FC/%d - Bit Clock: RF/%d", fc1, fc2, rf1);
+ return 1;
+}
+
+//by marshmellow
+//attempt to detect the bit clock for PSK or NRZ modulations
int CmdDetectNRZpskClockRate(const char *Cmd)
{
GetNRZpskClock("",0,0);
return 0;
}
-int PSKnrzDemod(const char *Cmd){
+//by marshmellow
+//attempt to psk1 or nrz demod graph buffer
+//NOTE CURRENTLY RELIES ON PEAKS :(
+int PSKnrzDemod(const char *Cmd, uint8_t verbose)
+{
int invert=0;
int clk=0;
sscanf(Cmd, "%i %i", &clk, &invert);
int errCnt=0;
errCnt = pskNRZrawDemod(BitStream, &BitLen,&clk,&invert);
if (errCnt<0|| BitLen<16){ //throw away static - allow 1 and -1 (in case of threshold command first)
- //PrintAndLog("no data found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt);
+ if (g_debugMode==1) PrintAndLog("no data found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt);
return -1;
}
- PrintAndLog("Tried PSK/NRZ Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen);
+ if (verbose) PrintAndLog("Tried PSK/NRZ Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen);
//prime demod buffer for output
- setDemodBuf(BitStream,BitLen);
+ setDemodBuf(BitStream,BitLen,0);
return errCnt;
}
// Indala 26 bit decode
// optional arguments - same as CmdpskNRZrawDemod (clock & invert)
int CmdIndalaDecode(const char *Cmd)
{
- uint8_t verbose = 1;
int ans;
if (strlen(Cmd)>0){
- if (Cmd[0]=='0'){
- verbose=0;
- ans = PSKnrzDemod("32");
- }else{
- ans = PSKnrzDemod(Cmd);
- }
+ ans = PSKnrzDemod(Cmd, 0);
} else{ //default to RF/32
- ans = PSKnrzDemod("32");
+ ans = PSKnrzDemod("32", 0);
}
if (ans < 0){
- if (verbose)
+ if (g_debugMode==1)
PrintAndLog("Error1: %d",ans);
return 0;
}
uint8_t invert=0;
ans = indala26decode(DemodBuffer,(size_t *) &DemodBufferLen, &invert);
if (ans < 1) {
- if (verbose)
+ if (g_debugMode==1)
PrintAndLog("Error2: %d",ans);
return -1;
}
- char showbits[251];
+ char showbits[251]={0x00};
if (invert)
- if (verbose)
+ if (g_debugMode==1)
PrintAndLog("Had to invert bits");
+
//convert UID to HEX
uint32_t uid1, uid2, uid3, uid4, uid5, uid6, uid7;
int idx;
showbits[idx]='\0';
PrintAndLog("Indala UID=%s (%x%08x%08x%08x%08x%08x%08x)", showbits, uid1, uid2, uid3, uid4, uid5, uid6, uid7);
}
+ if (g_debugMode){
+ PrintAndLog("DEBUG: printing demodbuffer:");
+ printDemodBuff();
+ }
return 1;
}
+//by marshmellow
+//attempt to clean psk wave noise after a peak
+//NOTE RELIES ON PEAKS :(
int CmdPskClean(const char *Cmd)
{
uint8_t bitStream[MAX_GRAPH_TRACE_LEN]={0};
return 0;
}
-//by marshmellow
-//takes 2 arguments - clock and invert both as integers
-//attempts to demodulate ask only
-//prints binary found and saves in graphbuffer for further commands
+// by marshmellow
+// takes 2 arguments - clock and invert both as integers
+// attempts to demodulate psk only
+// prints binary found and saves in demodbuffer for further commands
int CmdpskNRZrawDemod(const char *Cmd)
{
- uint8_t verbose = 1;
int errCnt;
- if (strlen(Cmd)>0){
- if (Cmd[0]=='0')
- verbose=0;
- }
-
- errCnt = PSKnrzDemod(Cmd);
+
+ errCnt = PSKnrzDemod(Cmd, 1);
//output
- if (errCnt<0) return 0;
+ if (errCnt<0){
+ if (g_debugMode) PrintAndLog("Error demoding: %d",errCnt);
+ return 0;
+ }
if (errCnt>0){
- if (verbose)
+ if (g_debugMode){
PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
- }
- PrintAndLog("PSK or NRZ demoded bitstream:");
- // Now output the bitstream to the scrollback by line of 16 bits
- printDemodBuff();
+ PrintAndLog("PSK or NRZ demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printDemodBuff();
+ }
+ }else{
+ PrintAndLog("PSK or NRZ demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printDemodBuff();
+ return 1;
+ }
+ return 0;
+}
- return 1;
+// by marshmellow
+// takes same args as cmdpsknrzrawdemod
+int CmdPSK2rawDemod(const char *Cmd)
+{
+ int errCnt=0;
+ errCnt=PSKnrzDemod(Cmd, 1);
+ if (errCnt<0){
+ if (g_debugMode) PrintAndLog("Error demoding: %d",errCnt);
+ return 0;
+ }
+ psk1TOpsk2(DemodBuffer, DemodBufferLen);
+ if (errCnt>0){
+ if (g_debugMode){
+ PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
+ PrintAndLog("PSK2 demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printDemodBuff();
+ }
+ }else{
+ PrintAndLog("PSK2 demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printDemodBuff();
+ }
+ return 1;
}
int CmdGrid(const char *Cmd)
int offset = 0;
char string_buf[25];
char* string_ptr = string_buf;
- uint8_t got[40000];
+ uint8_t got[BIGBUF_SIZE];
sscanf(Cmd, "%i %i", &requested, &offset);
requested = 8;
}
if (offset + requested > sizeof(got)) {
- PrintAndLog("Tried to read past end of buffer, <bytes> + <offset> > 40000");
+ PrintAndLog("Tried to read past end of buffer, <bytes> + <offset> > %d", BIGBUF_SIZE);
return 0;
}
RepaintGraphWindow();
return 0;
}
+typedef struct {
+ uint8_t * buffer;
+ uint32_t numbits;
+ uint32_t position;
+}BitstreamOut;
+
+bool _headBit( BitstreamOut *stream)
+{
+ int bytepos = stream->position >> 3; // divide by 8
+ int bitpos = (stream->position++) & 7; // mask out 00000111
+ return (*(stream->buffer + bytepos) >> (7-bitpos)) & 1;
+}
+
+uint8_t getByte(uint8_t bits_per_sample, BitstreamOut* b)
+{
+ int i;
+ uint8_t val = 0;
+ for(i =0 ; i < bits_per_sample; i++)
+ {
+ val |= (_headBit(b) << (7-i));
+ }
+ return val;
+}
int CmdSamples(const char *Cmd)
{
- uint8_t got[40000];
+ //If we get all but the last byte in bigbuf,
+ // we don't have to worry about remaining trash
+ // in the last byte in case the bits-per-sample
+ // does not line up on byte boundaries
+ uint8_t got[BIGBUF_SIZE-1] = { 0 };
int n = strtol(Cmd, NULL, 0);
if (n == 0)
- n = 20000;
+ n = sizeof(got);
if (n > sizeof(got))
n = sizeof(got);
- PrintAndLog("Reading %d samples from device memory\n", n);
- GetFromBigBuf(got,n,0);
- WaitForResponse(CMD_ACK,NULL);
- for (int j = 0; j < n; j++) {
- GraphBuffer[j] = ((int)got[j]) - 128;
- }
- GraphTraceLen = n;
- RepaintGraphWindow();
- return 0;
+ PrintAndLog("Reading %d bytes from device memory\n", n);
+ GetFromBigBuf(got,n,0);
+ PrintAndLog("Data fetched");
+ UsbCommand response;
+ WaitForResponse(CMD_ACK, &response);
+ uint8_t bits_per_sample = 8;
+
+ //Old devices without this feature would send 0 at arg[0]
+ if(response.arg[0] > 0)
+ {
+ sample_config *sc = (sample_config *) response.d.asBytes;
+ PrintAndLog("Samples @ %d bits/smpl, decimation 1:%d ", sc->bits_per_sample
+ , sc->decimation);
+ bits_per_sample = sc->bits_per_sample;
+ }
+ if(bits_per_sample < 8)
+ {
+ PrintAndLog("Unpacking...");
+ BitstreamOut bout = { got, bits_per_sample * n, 0};
+ int j =0;
+ for (j = 0; j * bits_per_sample < n * 8 && j < sizeof(GraphBuffer); j++) {
+ uint8_t sample = getByte(bits_per_sample, &bout);
+ GraphBuffer[j] = ((int) sample )- 128;
+ }
+ GraphTraceLen = j;
+ PrintAndLog("Unpacked %d samples" , j );
+ }else
+ {
+ for (int j = 0; j < n; j++) {
+ GraphBuffer[j] = ((int)got[j]) - 128;
+ }
+ GraphTraceLen = n;
+ }
+
+ RepaintGraphWindow();
+ return 0;
}
int CmdTuneSamples(const char *Cmd)
int CmdLoad(const char *Cmd)
{
- char filename[FILE_PATH_SIZE] = {0x00};
- int len = 0;
+ char filename[FILE_PATH_SIZE] = {0x00};
+ int len = 0;
- len = strlen(Cmd);
- if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
- memcpy(filename, Cmd, len);
+ len = strlen(Cmd);
+ if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
+ memcpy(filename, Cmd, len);
- FILE *f = fopen(filename, "r");
+ FILE *f = fopen(filename, "r");
if (!f) {
PrintAndLog("couldn't open '%s'", filename);
return 0;
RepaintGraphWindow();
return 0;
}
+
+// trim graph to input argument length
int CmdRtrim(const char *Cmd)
{
int ds = atoi(Cmd);
int CmdSave(const char *Cmd)
{
- char filename[FILE_PATH_SIZE] = {0x00};
- int len = 0;
+ char filename[FILE_PATH_SIZE] = {0x00};
+ int len = 0;
- len = strlen(Cmd);
- if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
- memcpy(filename, Cmd, len);
+ len = strlen(Cmd);
+ if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
+ memcpy(filename, Cmd, len);
FILE *f = fopen(filename, "w");
{"help", CmdHelp, 1, "This help"},
{"amp", CmdAmp, 1, "Amplify peaks"},
{"askdemod", Cmdaskdemod, 1, "<0 or 1> -- Attempt to demodulate simple ASK tags"},
- {"askmandemod", Cmdaskmandemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate ASK/Manchester tags and output binary (args optional[clock will try Auto-detect])"},
- {"askrawdemod", Cmdaskrawdemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate ASK tags and output binary (args optional[clock will try Auto-detect])"},
+ {"askmandemod", Cmdaskmandemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate ASK/Manchester tags and output binary (args optional)"},
+ {"askrawdemod", Cmdaskrawdemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate ASK tags and output bin (args optional)"},
{"autocorr", CmdAutoCorr, 1, "<window length> -- Autocorrelation over window"},
- {"biphaserawdecode",CmdBiphaseDecodeRaw,1,"[offset] Biphase decode binary stream already in graph buffer (offset = bit to start decode from)"},
+ {"biphaserawdecode",CmdBiphaseDecodeRaw,1,"[offset] [invert<0|1>] Biphase decode bin stream in demod buffer (offset = 0|1 bits to shift the decode start)"},
{"bitsamples", CmdBitsamples, 0, "Get raw samples as bitstring"},
{"bitstream", CmdBitstream, 1, "[clock rate] -- Convert waveform into a bitstream"},
{"buffclear", CmdBuffClear, 1, "Clear sample buffer and graph window"},
{"dec", CmdDec, 1, "Decimate samples"},
{"detectclock", CmdDetectClockRate, 1, "Detect ASK clock rate"},
{"fskdemod", CmdFSKdemod, 1, "Demodulate graph window as a HID FSK"},
- {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate graph window as a HID FSK using raw"},
- {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate graph window as an IO Prox FSK using raw"},
- {"fskrawdemod", CmdFSKrawdemod, 1, "[clock rate] [invert] [rchigh] [rclow] Demodulate graph window from FSK to binary (clock = 50)(invert = 1|0)(rchigh = 10)(rclow=8)"},
+ {"fskawiddemod", CmdFSKdemodAWID, 1, "Demodulate graph window as an AWID FSK tag using raw"},
+ {"fskfcdetect", CmdFSKfcDetect, 1, "Try to detect the Field Clock of an FSK wave"},
+ {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate graph window as a HID FSK tag using raw"},
+ {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate graph window as an IO Prox tag FSK using raw"},
+ {"fskpyramiddemod",CmdFSKdemodPyramid,1, "Demodulate graph window as a Pyramid FSK tag using raw"},
+ {"fskparadoxdemod",CmdFSKdemodParadox,1, "Demodulate graph window as a Paradox FSK tag using raw"},
+ {"fskrawdemod", CmdFSKrawdemod, 1, "[clock rate] [invert] [rchigh] [rclow] Demodulate graph window from FSK to bin (clock = 50)(invert = 1|0)(rchigh = 10)(rclow=8)"},
{"grid", CmdGrid, 1, "<x> <y> -- overlay grid on graph window, use zero value to turn off either"},
{"hexsamples", CmdHexsamples, 0, "<bytes> [<offset>] -- Dump big buffer as hex bytes"},
{"hide", CmdHide, 1, "Hide graph window"},
{"plot", CmdPlot, 1, "Show graph window (hit 'h' in window for keystroke help)"},
{"pskclean", CmdPskClean, 1, "Attempt to clean psk wave"},
{"pskdetectclock",CmdDetectNRZpskClockRate, 1, "Detect ASK, PSK, or NRZ clock rate"},
- {"pskindalademod",CmdIndalaDecode, 1, "[clock] [invert<0|1>] -- Attempt to demodulate psk indala tags and output ID binary & hex (args optional[clock will try Auto-detect])"},
- {"psknrzrawdemod",CmdpskNRZrawDemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate psk or nrz tags and output binary (args optional[clock will try Auto-detect])"},
+ {"pskindalademod",CmdIndalaDecode, 1, "[clock] [invert<0|1>] -- Attempt to demodulate psk1 indala tags and output ID binary & hex (args optional)"},
+ {"psk1nrzrawdemod",CmdpskNRZrawDemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate psk1 or nrz tags and output binary (args optional)"},
+ {"psk2rawdemod", CmdPSK2rawDemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate psk2 tags and output binary (args optional)"},
{"samples", CmdSamples, 0, "[512 - 40000] -- Get raw samples for graph window"},
{"save", CmdSave, 1, "<filename> -- Save trace (from graph window)"},
{"scale", CmdScale, 1, "<int> -- Set cursor display scale"},
+ {"setdebugmode", CmdSetDebugMode, 1, "<0|1> -- Turn on or off Debugging Mode for demods"},
+ {"shiftgraphzero",CmdGraphShiftZero, 1, "<shift> -- Shift 0 for Graphed wave + or - shift value"},
{"threshold", CmdThreshold, 1, "<threshold> -- Maximize/minimize every value in the graph window depending on threshold"},
{"dirthreshold", CmdDirectionalThreshold, 1, "<thres up> <thres down> -- Max rising higher up-thres/ Min falling lower down-thres, keep rest as prev."},
{"tune", CmdTuneSamples, 0, "Get hw tune samples for graph window"},
- {"zerocrossings", CmdZerocrossings, 1, "Count time between zero-crossings"},
+ {"undec", CmdUndec, 1, "Un-decimate samples by 2"},
+ {"zerocrossings", CmdZerocrossings, 1, "Count time between zero-crossings"},
{NULL, NULL, 0, NULL}
};
int CmdBuffClear(const char *Cmd);
int CmdDec(const char *Cmd);
int CmdDetectClockRate(const char *Cmd);
+int CmdFSKdemodAWID(const char *Cmd);
int CmdFSKdemod(const char *Cmd);
int CmdFSKdemodHID(const char *Cmd);
int CmdFSKdemodIO(const char *Cmd);
+int CmdFSKdemodParadox(const char *Cmd);
+int CmdFSKdemodPyramid(const char *Cmd);
int CmdFSKrawdemod(const char *Cmd);
int CmdDetectNRZpskClockRate(const char *Cmd);
int CmdpskNRZrawDemod(const char *Cmd);
extern uint8_t DemodBuffer[MAX_DEMOD_BUF_LEN];
extern int DemodBufferLen;
+#define BIGBUF_SIZE 40000
+
#endif
#include "cmdhflegic.h"
#include "cmdhficlass.h"
#include "cmdhfmf.h"
+#include "cmdhfmfu.h"
static int CmdHelp(const char *Cmd);
SendCommand(&c);
return 0;
}
-// for the time being. Need better Bigbuf handling.
-#define TRACE_SIZE 3000
//The following data is taken from http://www.proxmark.org/forum/viewtopic.php?pid=13501#p13501
/*
case ISO14443A_CMD_ANTICOLL_OR_SELECT:{
// 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
// 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
- if(cmd[2] == 0x70)
+ if(cmd[1] == 0x70)
{
snprintf(exp,size,"SELECT_UID"); break;
}else
case MIFARE_CMD_DEC: snprintf(exp,size,"DEC(%d)",cmd[1]); break;
case MIFARE_CMD_RESTORE: snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;
case MIFARE_CMD_TRANSFER: snprintf(exp,size,"TRANSFER(%d)",cmd[1]); break;
- case MIFARE_AUTH_KEYA: snprintf(exp,size,"AUTH-A"); break;
- case MIFARE_AUTH_KEYB: snprintf(exp,size,"AUTH-B"); break;
+ case MIFARE_AUTH_KEYA: snprintf(exp,size,"AUTH-A(%d)",cmd[1]); break;
+ case MIFARE_AUTH_KEYB: snprintf(exp,size,"AUTH-B(%d)",cmd[1]); break;
case MIFARE_MAGICMODE: snprintf(exp,size,"MAGIC"); break;
default: snprintf(exp,size,"?"); break;
}
}
}
-uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, uint8_t protocol, bool showWaitCycles)
+uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles)
{
bool isResponse;
- uint16_t duration, data_len,parity_len;
+ uint16_t duration, data_len, parity_len;
uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
char explanation[30] = {0};
+ if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
+
first_timestamp = *((uint32_t *)(trace));
timestamp = *((uint32_t *)(trace + tracepos));
- // Break and stick with current result if buffer was not completely full
- if (timestamp == 0x44444444) return TRACE_SIZE;
tracepos += 4;
duration = *((uint16_t *)(trace + tracepos));
}
parity_len = (data_len-1)/8 + 1;
- if (tracepos + data_len + parity_len >= TRACE_SIZE) {
- return TRACE_SIZE;
+ if (tracepos + data_len + parity_len > traceLen) {
+ return traceLen;
}
uint8_t *frame = trace + tracepos;
tracepos += data_len;
}
}
+ if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
+
bool next_isResponse = *((uint16_t *)(trace + tracepos + 6)) & 0x8000;
if (showWaitCycles && !isResponse && next_isResponse) {
(next_timestamp - EndOfTransmissionTimestamp));
}
}
+
return tracepos;
}
+
int CmdHFList(const char *Cmd)
{
bool showWaitCycles = false;
if (errors) {
PrintAndLog("List protocol data in trace buffer.");
- PrintAndLog("Usage: hf list [14a|14b|iclass] [f]");
+ PrintAndLog("Usage: hf list <protocol> [f]");
+ PrintAndLog(" f - show frame delay times as well");
+ PrintAndLog("Supported <protocol> values:");
+ PrintAndLog(" raw - just show raw data without annotations");
PrintAndLog(" 14a - interpret data as iso14443a communications");
PrintAndLog(" 14b - interpret data as iso14443b communications");
PrintAndLog(" iclass - interpret data as iclass communications");
- PrintAndLog(" raw - just show raw data");
- PrintAndLog(" f - show frame delay times as well");
PrintAndLog("");
PrintAndLog("example: hf list 14a f");
PrintAndLog("example: hf list iclass");
}
- uint8_t trace[TRACE_SIZE];
+ uint8_t *trace;
uint16_t tracepos = 0;
- GetFromBigBuf(trace, TRACE_SIZE, 0);
- WaitForResponse(CMD_ACK, NULL);
- PrintAndLog("Recorded Activity");
+ trace = malloc(USB_CMD_DATA_SIZE);
+
+ // Query for the size of the trace
+ UsbCommand response;
+ GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0);
+ WaitForResponse(CMD_ACK, &response);
+ uint16_t traceLen = response.arg[2];
+ if (traceLen > USB_CMD_DATA_SIZE) {
+ uint8_t *p = realloc(trace, traceLen);
+ if (p == NULL) {
+ PrintAndLog("Cannot allocate memory for trace");
+ free(trace);
+ return 2;
+ }
+ trace = p;
+ GetFromBigBuf(trace, traceLen, 0);
+ WaitForResponse(CMD_ACK, NULL);
+ }
+
+ PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
PrintAndLog("");
PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------|-----|--------------------|");
- while(tracepos < TRACE_SIZE)
+ while(tracepos < traceLen)
{
- tracepos = printTraceLine(tracepos, trace, protocol, showWaitCycles);
+ tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles);
}
+
+ free(trace);
return 0;
}
{"legic", CmdHFLegic, 0, "{ LEGIC RFIDs... }"},
{"iclass", CmdHFiClass, 1, "{ ICLASS RFIDs... }"},
{"mf", CmdHFMF, 1, "{ MIFARE RFIDs... }"},
+ {"mfu", CmdHFMFUltra, 1, "{ MIFARE Ultralight RFIDs... }"},
{"tune", CmdHFTune, 0, "Continuously measure HF antenna tuning"},
{"list", CmdHFList, 1, "List protocol data in trace buffer"},
{NULL, NULL, 0, NULL}
PrintAndLog(" syntax: hf 14a sim <type> <uid>");
PrintAndLog(" types: 1 = MIFARE Classic");
PrintAndLog(" 2 = MIFARE Ultralight");
- PrintAndLog(" 3 = MIFARE DESFIRE");
+ PrintAndLog(" 3 = MIFARE Desfire");
PrintAndLog(" 4 = ISO/IEC 14443-4");
- PrintAndLog(" 5 = MIFARE TNP3XXX");
+ PrintAndLog(" 5 = MIFARE Tnp3xxx");
PrintAndLog("");
return 1;
}
int CmdHF14ASnoop(const char *Cmd) {
int param = 0;
- if (param_getchar(Cmd, 0) == 'h') {
+ uint8_t ctmp = param_getchar(Cmd, 0) ;
+ if (ctmp == 'h' || ctmp == 'H') {
PrintAndLog("It get data from the field and saves it into command buffer.");
PrintAndLog("Buffer accessible from command hf list 14a.");
PrintAndLog("Usage: hf 14a snoop [c][r]");
}
for (int i = 0; i < 2; i++) {
- char ctmp = param_getchar(Cmd, i);
+ ctmp = param_getchar(Cmd, i);
if (ctmp == 'c' || ctmp == 'C') param |= 0x01;
if (ctmp == 'r' || ctmp == 'R') param |= 0x02;
}
{"list", CmdHF14AList, 0, "[Deprecated] List ISO 14443a history"},
{"reader", CmdHF14AReader, 0, "Act like an ISO14443 Type A reader"},
{"cuids", CmdHF14ACUIDs, 0, "<n> Collect n>0 ISO14443 Type A UIDs in one go"},
- {"sim", CmdHF14ASim, 0, "<UID> -- Fake ISO 14443a tag"},
+ {"sim", CmdHF14ASim, 0, "<UID> -- Simulate ISO 14443a tag"},
{"snoop", CmdHF14ASnoop, 0, "Eavesdrop ISO 14443 Type A"},
{"raw", CmdHF14ACmdRaw, 0, "Send raw hex data to tag"},
{NULL, NULL, 0, NULL}
int CmdHF14BList(const char *Cmd)
{
PrintAndLog("Deprecated command, use 'hf list 14b' instead");
+
return 0;
}
int CmdHF14BRead(const char *Cmd)
uint8_t power=0;
char buf[5]="";
int i=0;
- uint8_t data[100];
+ uint8_t data[100] = {0x00};
unsigned int datalen=0, temp;
char *hexout;
continue;
}
PrintAndLog("Invalid char on input");
- return 0;
+ return 1;
}
if (datalen == 0)
{
else
PrintAndLog("[%s] Write block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512", blockno, sprint_hex(data,4) );
- sprintf(str, "-c -p 09 %02x %02x%02x%02x%02x", blockno, data[0], data[1], data[2], data[3]);
+ sprintf(str, "-c 09 %02x %02x%02x%02x%02x", blockno, data[0], data[1], data[2], data[3]);
CmdHF14BCmdRaw(str);
return 0;
return 0;\r
}\r
\r
-int CmdHF14AMfUWrBl(const char *Cmd)\r
-{\r
- uint8_t blockNo = 0;\r
- bool chinese_card=0;\r
- uint8_t bldata[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};\r
- UsbCommand resp;\r
- \r
- if (strlen(Cmd)<3) {\r
- PrintAndLog("Usage: hf mf uwrbl <block number> <block data (8 hex symbols)> <w>");\r
- PrintAndLog(" sample: hf mf uwrbl 0 01020304");\r
- return 0;\r
- } \r
-\r
- blockNo = param_get8(Cmd, 0);\r
- if (param_gethex(Cmd, 1, bldata, 8)) {\r
- PrintAndLog("Block data must include 8 HEX symbols");\r
- return 1;\r
- }\r
- \r
- if (strchr(Cmd,'w') != 0) {\r
- chinese_card=1;\r
- }\r
- \r
- switch(blockNo){\r
- case 0:\r
- if (!chinese_card){\r
- PrintAndLog("Access Denied");\r
- }else{\r
- PrintAndLog("--specialblock no:%d", blockNo);\r
- PrintAndLog("--data: %s", sprint_hex(bldata, 4));\r
- UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};\r
- memcpy(d.d.asBytes,bldata, 4);\r
- SendCommand(&d);\r
-\r
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
- uint8_t isOK = resp.arg[0] & 0xff;\r
- PrintAndLog("isOk:%02x", isOK);\r
- } else {\r
- PrintAndLog("Command execute timeout");\r
- }\r
- }\r
- break;\r
- case 1:\r
- if (!chinese_card){\r
- PrintAndLog("Access Denied");\r
- }else{\r
- PrintAndLog("--specialblock no:%d", blockNo);\r
- PrintAndLog("--data: %s", sprint_hex(bldata, 4));\r
- UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};\r
- memcpy(d.d.asBytes,bldata, 4);\r
- SendCommand(&d);\r
-\r
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
- uint8_t isOK = resp.arg[0] & 0xff;\r
- PrintAndLog("isOk:%02x", isOK);\r
- } else {\r
- PrintAndLog("Command execute timeout");\r
- }\r
- }\r
- break;\r
- case 2:\r
- if (!chinese_card){\r
- PrintAndLog("Access Denied");\r
- }else{\r
- PrintAndLog("--specialblock no:%d", blockNo);\r
- PrintAndLog("--data: %s", sprint_hex(bldata, 4));\r
- UsbCommand c = {CMD_MIFAREU_WRITEBL, {blockNo}};\r
- memcpy(c.d.asBytes, bldata, 4);\r
- SendCommand(&c);\r
-\r
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
- uint8_t isOK = resp.arg[0] & 0xff;\r
- PrintAndLog("isOk:%02x", isOK);\r
- } else {\r
- PrintAndLog("Command execute timeout");\r
- }\r
- }\r
- break;\r
- case 3:\r
- PrintAndLog("--specialblock no:%d", blockNo);\r
- PrintAndLog("--data: %s", sprint_hex(bldata, 4));\r
- UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};\r
- memcpy(d.d.asBytes,bldata, 4);\r
- SendCommand(&d);\r
-\r
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
- uint8_t isOK = resp.arg[0] & 0xff;\r
- PrintAndLog("isOk:%02x", isOK);\r
- } else {\r
- PrintAndLog("Command execute timeout");\r
- }\r
- break;\r
- default: \r
- PrintAndLog("--block no:%d", blockNo);\r
- PrintAndLog("--data: %s", sprint_hex(bldata, 4)); \r
- UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};\r
- memcpy(e.d.asBytes,bldata, 4);\r
- SendCommand(&e);\r
-\r
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
- uint8_t isOK = resp.arg[0] & 0xff;\r
- PrintAndLog("isOk:%02x", isOK);\r
- } else {\r
- PrintAndLog("Command execute timeout");\r
- }\r
- break;\r
- }\r
- return 0;\r
-}\r
-\r
-\r
int CmdHF14AMfRdBl(const char *Cmd)\r
{\r
uint8_t blockNo = 0;\r
return 0;\r
}\r
\r
-int CmdHF14AMfURdBl(const char *Cmd)\r
-{\r
- uint8_t blockNo = 0;\r
-\r
- if (strlen(Cmd)<1) {\r
- PrintAndLog("Usage: hf mf urdbl <block number>");\r
- PrintAndLog(" sample: hf mf urdbl 0");\r
- return 0;\r
- } \r
- \r
- blockNo = param_get8(Cmd, 0);\r
- PrintAndLog("--block no:%d", blockNo);\r
- \r
- UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};\r
- SendCommand(&c);\r
-\r
- UsbCommand resp;\r
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
- uint8_t isOK = resp.arg[0] & 0xff;\r
- uint8_t *data = resp.d.asBytes;\r
-\r
- if (isOK)\r
- PrintAndLog("isOk:%02x data:%s", isOK, sprint_hex(data, 4));\r
- else\r
- PrintAndLog("isOk:%02x", isOK);\r
- } else {\r
- PrintAndLog("Command execute timeout");\r
- }\r
-\r
- return 0;\r
-}\r
-\r
-\r
-int CmdHF14AMfURdCard(const char *Cmd)\r
-{\r
- int i;\r
- uint8_t sectorNo = 0;\r
- uint8_t *lockbytes_t=NULL;\r
- uint8_t lockbytes[2]={0,0};\r
- bool bit[16]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};\r
- \r
- uint8_t isOK = 0;\r
- uint8_t * data = NULL;\r
-\r
- PrintAndLog("Attempting to Read Ultralight... ");\r
- \r
- UsbCommand c = {CMD_MIFAREU_READCARD, {sectorNo}};\r
- SendCommand(&c);\r
-\r
- UsbCommand resp;\r
- if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
- isOK = resp.arg[0] & 0xff;\r
- data = resp.d.asBytes;\r
-\r
- PrintAndLog("isOk:%02x", isOK);\r
- if (isOK) \r
- { // bit 0 and 1\r
- PrintAndLog("Block %3d:%s ", 0,sprint_hex(data + 0 * 4, 4));\r
- PrintAndLog("Block %3d:%s ", 1,sprint_hex(data + 1 * 4, 4));\r
- // bit 2\r
- //process lock bytes\r
- lockbytes_t=data+(2*4);\r
- lockbytes[0]=lockbytes_t[2];\r
- lockbytes[1]=lockbytes_t[3];\r
- for(int j=0; j<16; j++){\r
- bit[j]=lockbytes[j/8] & ( 1 <<(7-j%8));\r
- }\r
- //remaining\r
- for (i = 3; i < 16; i++) {\r
- int bitnum = (23-i) % 16;\r
- PrintAndLog("Block %3d:%s [%d]", i,sprint_hex(data + i * 4, 4),bit[bitnum]);\r
- }\r
-\r
- }\r
- } else {\r
- PrintAndLog("Command execute timeout");\r
- }\r
- return 0;\r
-}\r
-\r
-\r
int CmdHF14AMfRdSc(const char *Cmd)\r
{\r
int i;\r
int CmdHF14AMfChk(const char *Cmd)\r
{\r
if (strlen(Cmd)<3) {\r
- PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t] [<key (12 hex symbols)>] [<dic (*.dic)>]");\r
+ PrintAndLog("Usage: hf mf chk <block number>|<*card memory> <key type (A/B/?)> [t|d] [<key (12 hex symbols)>] [<dic (*.dic)>]");\r
PrintAndLog(" * - all sectors");\r
PrintAndLog("card memory - 0 - MINI(320 bytes), 1 - 1K, 2 - 2K, 4 - 4K, <other> - 1K");\r
PrintAndLog("d - write keys to binary file\n");\r
+ PrintAndLog("t - write keys to emulator memory");\r
PrintAndLog(" sample: hf mf chk 0 A 1234567890ab keys.dic");\r
PrintAndLog(" hf mf chk *1 ? t");\r
+ PrintAndLog(" hf mf chk *1 ? d");\r
return 0;\r
} \r
\r
uint8_t exitAfterNReads = 0;\r
uint8_t flags = 0;\r
\r
- if (param_getchar(Cmd, 0) == 'h') {\r
+ uint8_t cmdp = param_getchar(Cmd, 0);\r
+ \r
+ if (cmdp == 'h' || cmdp == 'H') {\r
PrintAndLog("Usage: hf mf sim u <uid (8 hex symbols)> n <numreads> i x");\r
+ PrintAndLog(" h this help");\r
PrintAndLog(" u (Optional) UID. If not specified, the UID from emulator memory will be used");\r
PrintAndLog(" n (Optional) Automatically exit simulation after <numreads> blocks have been read by reader. 0 = infinite");\r
PrintAndLog(" i (Optional) Interactive, means that console will not be returned until simulation finishes or is aborted");\r
PrintAndLog(" x (Optional) Crack, performs the 'reader attack', nr/ar attack against a legitimate reader, fishes out the key(s)");\r
+ PrintAndLog("");\r
PrintAndLog(" sample: hf mf sim u 0a0a0a0a ");\r
return 0;\r
}\r
int CmdHF14AMfEGet(const char *Cmd)\r
{\r
uint8_t blockNo = 0;\r
- uint8_t data[16];\r
+ uint8_t data[16] = {0x00};\r
\r
if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r
PrintAndLog("Usage: hf mf eget <block number>");\r
FILE * f;\r
char filename[FILE_PATH_SIZE];\r
char *fnameptr = filename;\r
- char buf[64];\r
- uint8_t buf8[64];\r
+ char buf[64] = {0x00};\r
+ uint8_t buf8[64] = {0x00};\r
int i, len, blockNum, numBlocks;\r
int nameParamNo = 1;\r
\r
- memset(filename, 0, sizeof(filename));\r
- memset(buf, 0, sizeof(buf));\r
-\r
char ctmp = param_getchar(Cmd, 0);\r
\r
if ( ctmp == 'h' || ctmp == 0x00) {\r
fclose(f);\r
return 3;\r
}\r
+ printf(".");\r
blockNum++;\r
\r
if (blockNum >= numBlocks) break;\r
}\r
fclose(f);\r
+ printf("\n");\r
\r
if ((blockNum != numBlocks)) {\r
PrintAndLog("File content error. Got %d must be %d blocks.",blockNum, numBlocks);\r
char ctmp = param_getchar(Cmd, 1);\r
if (ctmp == 'w' || ctmp == 'W') wipeCard = 1;\r
\r
- PrintAndLog("--wipe card:%02x uid:%s", wipeCard, sprint_hex(uid, 4));\r
+ PrintAndLog("--wipe card:%s uid:%s", (wipeCard)?"YES":"NO", sprint_hex(uid, 4));\r
\r
res = mfCSetUID(uid, oldUid, wipeCard);\r
if (res) {\r
\r
int CmdHF14AMfCSetBlk(const char *Cmd)\r
{\r
- uint8_t uid[8];\r
- uint8_t memBlock[16];\r
+ uint8_t uid[8] = {0x00};\r
+ uint8_t memBlock[16] = {0x00};\r
uint8_t blockNo = 0;\r
int res;\r
- memset(memBlock, 0x00, sizeof(memBlock));\r
\r
if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r
PrintAndLog("Usage: hf mf csetblk <block number> <block data (32 hex symbols)>");\r
return 1;\r
}\r
\r
- PrintAndLog("UID:%s", sprint_hex(uid, 4));\r
return 0;\r
}\r
\r
uint8_t fillFromEmulator = 0;\r
int i, len, blockNum, flags;\r
\r
- // memset(filename, 0, sizeof(filename));\r
- // memset(buf, 0, sizeof(buf));\r
-\r
if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {\r
- PrintAndLog("It loads magic Chinese card (only works with!!!) from the file `filename.eml`");\r
+ PrintAndLog("It loads magic Chinese card from the file `filename.eml`");\r
PrintAndLog("or from emulator memory (option `e`)");\r
PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");\r
PrintAndLog(" or: hf mf cload e ");\r
blockNum = 0;\r
flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;\r
while(!feof(f)){\r
+ \r
memset(buf, 0, sizeof(buf));\r
+ \r
if (fgets(buf, sizeof(buf), f) == NULL) {\r
PrintAndLog("File reading error.");\r
return 2;\r
PrintAndLog("Loaded from file: %s", filename);\r
return 0;\r
}\r
+ return 0;\r
}\r
\r
int CmdHF14AMfCGetBlk(const char *Cmd) {\r
\r
\r
int CmdHF14AMfCGetSc(const char *Cmd) {\r
- uint8_t memBlock[16];\r
+ uint8_t memBlock[16] = {0x00};\r
uint8_t sectorNo = 0;\r
int i, res, flags;\r
- memset(memBlock, 0x00, sizeof(memBlock));\r
\r
if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {\r
PrintAndLog("Usage: hf mf cgetsc <sector number>");\r
int res = 0;\r
int len = 0;\r
int blockLen = 0;\r
- int num = 0;\r
int pckNum = 0;\r
+ int num = 0;\r
uint8_t uid[7];\r
uint8_t uid_len;\r
- uint8_t atqa[2];\r
+ uint8_t atqa[2] = {0x00};\r
uint8_t sak;\r
bool isTag;\r
- uint8_t buf[3000];\r
- uint8_t * bufPtr = buf;\r
- memset(buf, 0x00, 3000);\r
+ uint8_t *buf = NULL;\r
+ uint16_t bufsize = 0;\r
+ uint8_t *bufPtr = NULL;\r
\r
- if (param_getchar(Cmd, 0) == 'h') {\r
+ char ctmp = param_getchar(Cmd, 0);\r
+ if ( ctmp == 'h' || ctmp == 'H' ) {\r
PrintAndLog("It continuously gets data from the field and saves it to: log, emulator, emulator file.");\r
PrintAndLog("You can specify:");\r
PrintAndLog(" l - save encrypted sequence to logfile `uid.log`");\r
} \r
\r
for (int i = 0; i < 4; i++) {\r
- char ctmp = param_getchar(Cmd, i);\r
+ ctmp = param_getchar(Cmd, i);\r
if (ctmp == 'l' || ctmp == 'L') wantLogToFile = true;\r
if (ctmp == 'd' || ctmp == 'D') wantDecrypt = true;\r
//if (ctmp == 'e' || ctmp == 'E') wantSaveToEml = true; TODO\r
break;\r
}\r
\r
- UsbCommand resp;\r
- if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {\r
+ UsbCommand resp;\r
+ if (WaitForResponseTimeout(CMD_ACK,&resp,2000)) {\r
res = resp.arg[0] & 0xff;\r
- len = resp.arg[1];\r
- num = resp.arg[2];\r
- \r
- if (res == 0) return 0;\r
- if (res == 1) {\r
- if (num ==0) {\r
+ uint16_t traceLen = resp.arg[1];\r
+ len = resp.arg[2];\r
+\r
+ if (res == 0) return 0; // we are done\r
+\r
+ if (res == 1) { // there is (more) data to be transferred\r
+ if (pckNum == 0) { // first packet, (re)allocate necessary buffer\r
+ if (traceLen > bufsize) {\r
+ uint8_t *p;\r
+ if (buf == NULL) { // not yet allocated\r
+ p = malloc(traceLen);\r
+ } else { // need more memory\r
+ p = realloc(buf, traceLen);\r
+ }\r
+ if (p == NULL) {\r
+ PrintAndLog("Cannot allocate memory for trace");\r
+ free(buf);\r
+ return 2;\r
+ }\r
+ buf = p;\r
+ }\r
bufPtr = buf;\r
- memset(buf, 0x00, 3000);\r
+ bufsize = traceLen;\r
+ memset(buf, 0x00, traceLen);\r
}\r
memcpy(bufPtr, resp.d.asBytes, len);\r
bufPtr += len;\r
pckNum++;\r
}\r
- if (res == 2) {\r
+\r
+ if (res == 2) { // received all data, start displaying\r
blockLen = bufPtr - buf;\r
bufPtr = buf;\r
printf(">\n");\r
PrintAndLog("received trace len: %d packages: %d", blockLen, pckNum);\r
- num = 0;\r
while (bufPtr - buf < blockLen) {\r
- bufPtr += 6;\r
+ bufPtr += 6; // skip (void) timing information\r
len = *((uint16_t *)bufPtr);\r
-\r
if(len & 0x8000) {\r
isTag = true;\r
len &= 0x7fff;\r
}\r
bufPtr += 2;\r
if ((len == 14) && (bufPtr[0] == 0xff) && (bufPtr[1] == 0xff) && (bufPtr[12] == 0xff) && (bufPtr[13] == 0xff)) {\r
- \r
memcpy(uid, bufPtr + 2, 7);\r
memcpy(atqa, bufPtr + 2 + 7, 2);\r
uid_len = (atqa[0] & 0xC0) == 0x40 ? 7 : 4;\r
sak = bufPtr[11];\r
- \r
PrintAndLog("tag select uid:%s atqa:0x%02x%02x sak:0x%02x", \r
sprint_hex(uid + (7 - uid_len), uid_len),\r
atqa[1], \r
AddLogHex(logHexFileName, isTag ? "TAG: ":"RDR: ", bufPtr, len);\r
if (wantDecrypt) \r
mfTraceDecode(bufPtr, len, wantSaveToEmlFile);\r
+ num++; \r
}\r
bufPtr += len;\r
bufPtr += ((len-1)/8+1); // ignore parity\r
- num++;\r
}\r
+ pckNum = 0;\r
}\r
} // resp not NULL\r
} // while (true)\r
- \r
+\r
+ free(buf);\r
return 0;\r
}\r
\r
+\r
static command_t CommandTable[] =\r
{\r
{"help", CmdHelp, 1, "This help"},\r
{"dbg", CmdHF14AMfDbg, 0, "Set default debug mode"},\r
{"rdbl", CmdHF14AMfRdBl, 0, "Read MIFARE classic block"},\r
- {"urdbl", CmdHF14AMfURdBl, 0, "Read MIFARE Ultralight block"},\r
- {"urdcard", CmdHF14AMfURdCard, 0,"Read MIFARE Ultralight Card"},\r
- {"uwrbl", CmdHF14AMfUWrBl, 0,"Write MIFARE Ultralight block"},\r
{"rdsc", CmdHF14AMfRdSc, 0, "Read MIFARE classic sector"},\r
{"dump", CmdHF14AMfDump, 0, "Dump MIFARE classic tag to binary file"},\r
{"restore", CmdHF14AMfRestore, 0, "Restore MIFARE classic binary file to BLANK tag"},\r
--- /dev/null
+//-----------------------------------------------------------------------------
+// Ultralight Code (c) 2013,2014 Midnitesnake & Andy Davies of Pentura
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// High frequency MIFARE ULTRALIGHT (C) commands
+//-----------------------------------------------------------------------------
+//#include <openssl/des.h>
+#include "loclass/des.h"
+#include "cmdhfmfu.h"
+#include "cmdhfmf.h"
+#include "cmdhf14a.h"
+
+
+#define MAX_ULTRA_BLOCKS 0x0f
+#define MAX_ULTRAC_BLOCKS 0x2f
+//#define MAX_ULTRAC_BLOCKS 0x2c
+
+
+static int CmdHelp(const char *Cmd);
+
+int CmdHF14AMfUInfo(const char *Cmd){
+
+ uint8_t datatemp[7] = {0x00};
+ uint8_t isOK = 0;
+ uint8_t *data = NULL;
+
+ UsbCommand c = {CMD_MIFAREU_READCARD, {0, 4}};
+ SendCommand(&c);
+ UsbCommand resp;
+
+ if (WaitForResponseTimeout(CMD_ACK, &resp, 1500)) {
+ isOK = resp.arg[0] & 0xff;
+ data = resp.d.asBytes;
+
+ if (!isOK) {
+ PrintAndLog("Error reading from tag");
+ return -1;
+ }
+ } else {
+ PrintAndLog("Command execute timed out");
+ return -1;
+ }
+
+ PrintAndLog("");
+ PrintAndLog("-- Mifare Ultralight / Ultralight-C Tag Information ---------");
+ PrintAndLog("-------------------------------------------------------------");
+
+ // UID
+ memcpy( datatemp, data, 3);
+ memcpy( datatemp+3, data+4, 4);
+
+ PrintAndLog("MANUFACTURER : %s", getTagInfo(datatemp[0]));
+ PrintAndLog(" UID : %s ", sprint_hex(datatemp, 7));
+ // BBC
+ // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2
+ int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
+ if ( data[3] == crc0 )
+ PrintAndLog(" BCC0 : %02x - Ok", data[3]);
+ else
+ PrintAndLog(" BCC0 : %02x - crc should be %02x", data[3], crc0);
+
+ int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
+ if ( data[8] == crc1 )
+ PrintAndLog(" BCC1 : %02x - Ok", data[8]);
+ else
+ PrintAndLog(" BCC1 : %02x - crc should be %02x", data[8], crc1 );
+
+ PrintAndLog(" Internal : %s ", sprint_hex(data + 9, 1));
+
+ memcpy(datatemp, data+10, 2);
+ PrintAndLog(" Lock : %s - %s", sprint_hex(datatemp, 2),printBits( 2, &datatemp) );
+ PrintAndLog(" OneTimePad : %s ", sprint_hex(data + 3*4, 4));
+ PrintAndLog("");
+
+ int len = CmdHF14AMfucAuth("K 0");
+// PrintAndLog("CODE: %d",len);
+
+ PrintAndLog("Seems to be a Ultralight %s", (len==0) ? "-C" :"");
+ return 0;
+}
+
+//
+// Mifare Ultralight Write Single Block
+//
+int CmdHF14AMfUWrBl(const char *Cmd){
+ uint8_t blockNo = -1;
+ bool chinese_card = FALSE;
+ uint8_t bldata[16] = {0x00};
+ UsbCommand resp;
+
+ char cmdp = param_getchar(Cmd, 0);
+ if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') {
+ PrintAndLog("Usage: hf mfu wrbl <block number> <block data (8 hex symbols)> [w]");
+ PrintAndLog(" [block number]");
+ PrintAndLog(" [block data] - (8 hex symbols)");
+ PrintAndLog(" [w] - Chinese magic ultralight tag");
+ PrintAndLog("");
+ PrintAndLog(" sample: hf mfu wrbl 0 01020304");
+ PrintAndLog("");
+ return 0;
+ }
+
+ blockNo = param_get8(Cmd, 0);
+
+ if (blockNo > MAX_ULTRA_BLOCKS){
+ PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
+ return 1;
+ }
+
+ if (param_gethex(Cmd, 1, bldata, 8)) {
+ PrintAndLog("Block data must include 8 HEX symbols");
+ return 1;
+ }
+
+ if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) {
+ chinese_card = TRUE;
+ }
+
+ if ( blockNo <= 3) {
+ if (!chinese_card){
+ PrintAndLog("Access Denied");
+ } else {
+ PrintAndLog("--specialblock no:%02x", blockNo);
+ PrintAndLog("--data: %s", sprint_hex(bldata, 4));
+ UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
+ memcpy(d.d.asBytes,bldata, 4);
+ SendCommand(&d);
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ uint8_t isOK = resp.arg[0] & 0xff;
+ PrintAndLog("isOk:%02x", isOK);
+ } else {
+ PrintAndLog("Command execute timeout");
+ }
+ }
+ } else {
+ PrintAndLog("--block no:%02x", blockNo);
+ PrintAndLog("--data: %s", sprint_hex(bldata, 4));
+ UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
+ memcpy(e.d.asBytes,bldata, 4);
+ SendCommand(&e);
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ uint8_t isOK = resp.arg[0] & 0xff;
+ PrintAndLog("isOk:%02x", isOK);
+ } else {
+ PrintAndLog("Command execute timeout");
+ }
+ }
+ return 0;
+}
+
+//
+// Mifare Ultralight Read Single Block
+//
+int CmdHF14AMfURdBl(const char *Cmd){
+
+ uint8_t blockNo = -1;
+
+ char cmdp = param_getchar(Cmd, 0);
+
+ if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
+ PrintAndLog("Usage: hf mfu rdbl <block number>");
+ PrintAndLog(" sample: hfu mfu rdbl 0");
+ return 0;
+ }
+
+ blockNo = param_get8(Cmd, 0);
+
+ if (blockNo > MAX_ULTRA_BLOCKS){
+ PrintAndLog("Error: Maximum number of blocks is 15 for Ultralight Cards!");
+ return 1;
+ }
+
+ PrintAndLog("--block no:0x%02X (%d)", (int)blockNo, blockNo);
+ UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
+ SendCommand(&c);
+
+ UsbCommand resp;
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ uint8_t isOK = resp.arg[0] & 0xff;
+ uint8_t * data = resp.d.asBytes;
+
+ PrintAndLog("isOk: %02x", isOK);
+
+ if (isOK)
+ PrintAndLog("Data: %s", sprint_hex(data, 4));
+ } else {
+ PrintAndLog("Command execute timeout");
+ }
+ return 0;
+}
+
+//
+// Mifare Ultralight / Ultralight-C; Read and Dump Card Contents
+//
+int CmdHF14AMfUDump(const char *Cmd){
+
+ FILE *fout;
+ char filename[FILE_PATH_SIZE] = {0x00};
+ char * fnameptr = filename;
+
+ uint8_t *lockbytes_t = NULL;
+ uint8_t lockbytes[2] = {0x00};
+
+ uint8_t *lockbytes_t2 = NULL;
+ uint8_t lockbytes2[2] = {0x00};
+
+ bool bit[16] = {0x00};
+ bool bit2[16] = {0x00};
+
+ int i;
+ uint8_t BlockNo = 0;
+ int Pages = 16;
+
+ bool tmplockbit = false;
+ uint8_t isOK = 0;
+ uint8_t *data = NULL;
+
+ char cmdp = param_getchar(Cmd, 0);
+
+ if (cmdp == 'h' || cmdp == 'H') {
+ PrintAndLog("Reads all pages from Mifare Ultralight or Ultralight-C tag.");
+ PrintAndLog("It saves binary dump into the file `filename.bin` or `cardUID.bin`");
+ PrintAndLog("Usage: hf mfu dump <c> <filename w/o .bin>");
+ PrintAndLog(" <c> optional cardtype c == Ultralight-C, if not defaults to Ultralight");
+ PrintAndLog(" sample: hf mfu dump");
+ PrintAndLog(" : hf mfu dump myfile");
+ PrintAndLog(" : hf mfu dump c myfile");
+ return 0;
+ }
+
+ // UL or UL-C?
+ Pages = (cmdp == 'c' || cmdp == 'C') ? 44 : 16;
+
+ PrintAndLog("Dumping Ultralight%s Card Data...", (Pages ==16)?"":"-C");
+
+ UsbCommand c = {CMD_MIFAREU_READCARD, {BlockNo,Pages}};
+ SendCommand(&c);
+ UsbCommand resp;
+
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ isOK = resp.arg[0] & 0xff;
+ if (!isOK) {
+ PrintAndLog("Command error");
+ return 0;
+ }
+ data = resp.d.asBytes;
+ } else {
+ PrintAndLog("Command execute timeout");
+ return 0;
+ }
+
+ // Load lock bytes.
+ int j = 0;
+
+ lockbytes_t = data + 8;
+ lockbytes[0] = lockbytes_t[2];
+ lockbytes[1] = lockbytes_t[3];
+ for(j = 0; j < 16; j++){
+ bit[j] = lockbytes[j/8] & ( 1 <<(7-j%8));
+ }
+
+ // Load bottom lockbytes if available
+ if ( Pages == 44 ) {
+
+ lockbytes_t2 = data + (40*4);
+ lockbytes2[0] = lockbytes_t2[2];
+ lockbytes2[1] = lockbytes_t2[3];
+ for (j = 0; j < 16; j++) {
+ bit2[j] = lockbytes2[j/8] & ( 1 <<(7-j%8));
+ }
+ }
+
+ for (i = 0; i < Pages; ++i) {
+
+ if ( i < 3 ) {
+ PrintAndLog("Block %02x:%s ", i,sprint_hex(data + i * 4, 4));
+ continue;
+ }
+
+ switch(i){
+ case 3: tmplockbit = bit[4]; break;
+ case 4: tmplockbit = bit[3]; break;
+ case 5: tmplockbit = bit[2]; break;
+ case 6: tmplockbit = bit[1]; break;
+ case 7: tmplockbit = bit[0]; break;
+ case 8: tmplockbit = bit[15]; break;
+ case 9: tmplockbit = bit[14]; break;
+ case 10: tmplockbit = bit[13]; break;
+ case 11: tmplockbit = bit[12]; break;
+ case 12: tmplockbit = bit[11]; break;
+ case 13: tmplockbit = bit[10]; break;
+ case 14: tmplockbit = bit[9]; break;
+ case 15: tmplockbit = bit[8]; break;
+ case 16:
+ case 17:
+ case 18:
+ case 19: tmplockbit = bit2[6]; break;
+ case 20:
+ case 21:
+ case 22:
+ case 23: tmplockbit = bit2[5]; break;
+ case 24:
+ case 25:
+ case 26:
+ case 27: tmplockbit = bit2[4]; break;
+ case 28:
+ case 29:
+ case 30:
+ case 31: tmplockbit = bit2[2]; break;
+ case 32:
+ case 33:
+ case 34:
+ case 35: tmplockbit = bit2[1]; break;
+ case 36:
+ case 37:
+ case 38:
+ case 39: tmplockbit = bit2[0]; break;
+ case 40: tmplockbit = bit2[12]; break;
+ case 41: tmplockbit = bit2[11]; break;
+ case 42: tmplockbit = bit2[10]; break; //auth0
+ case 43: tmplockbit = bit2[9]; break; //auth1
+ default: break;
+ }
+ PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),tmplockbit);
+ }
+
+ int len = 0;
+ if ( Pages == 16 )
+ len = param_getstr(Cmd,0,filename);
+ else
+ len = param_getstr(Cmd,1,filename);
+
+ if (len > FILE_PATH_SIZE-5) len = FILE_PATH_SIZE-5;
+
+ // user supplied filename?
+ if (len < 1) {
+
+ // UID = data 0-1-2 4-5-6-7 (skips a beat)
+ sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin",
+ data[0],data[1], data[2], data[4],data[5],data[6], data[7]);
+
+ } else {
+ sprintf(fnameptr + len," .bin");
+ }
+
+
+ if ((fout = fopen(filename,"wb")) == NULL) {
+ PrintAndLog("Could not create file name %s", filename);
+ return 1;
+ }
+ fwrite( data, 1, Pages*4, fout );
+ fclose(fout);
+
+ PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages, Pages*4, filename);
+ return 0;
+}
+
+// Needed to Authenticate to Ultralight C tags
+void rol (uint8_t *data, const size_t len){
+ uint8_t first = data[0];
+ for (size_t i = 0; i < len-1; i++) {
+ data[i] = data[i+1];
+ }
+ data[len-1] = first;
+}
+
+//-------------------------------------------------------------------------------
+// Ultralight C Methods
+//-------------------------------------------------------------------------------
+
+//
+// Ultralight C Authentication Demo {currently uses hard-coded key}
+//
+int CmdHF14AMfucAuth(const char *Cmd){
+
+ uint8_t default_keys[5][16] = {
+ { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
+ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },// all zeroes
+ { 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f },// 0x00-0x0F
+ { 0x49,0x45,0x4D,0x4B,0x41,0x45,0x52,0x42,0x21,0x4E,0x41,0x43,0x55,0x4F,0x59,0x46 },// NFC-key
+ { 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01 } // all ones
+ };
+
+ char cmdp = param_getchar(Cmd, 0);
+
+ uint8_t keyNo = 0;
+ bool errors = false;
+ //Change key to user defined one
+ if (cmdp == 'k' || cmdp == 'K'){
+ keyNo = param_get8(Cmd, 1);
+ if(keyNo >= 4) errors = true;
+ }
+
+ if (cmdp == 'h' || cmdp == 'H') {
+ errors = true;
+ }
+
+ if (errors) {
+ PrintAndLog("Usage: hf mfu cauth k <key number>");
+ PrintAndLog(" 0 (default): 3DES standard key");
+ PrintAndLog(" 1 : all zeros key");
+ PrintAndLog(" 2 : 0x00-0x0F key");
+ PrintAndLog(" 3 : nfc key");
+ PrintAndLog(" 4 : all ones key");
+ PrintAndLog(" sample : hf mfu cauth k");
+ PrintAndLog(" : hf mfu cauth k 3");
+ return 0;
+ }
+
+ uint8_t random_a[8] = { 1,1,1,1,1,1,1,1 };
+ //uint8_t enc_random_a[8] = { 0 };
+ uint8_t random_b[8] = { 0 };
+ uint8_t enc_random_b[8] = { 0 };
+ uint8_t random_a_and_b[16] = { 0 };
+ des3_context ctx = { 0 };
+ uint8_t *key = default_keys[keyNo];
+ uint8_t blockNo = 0;
+ uint32_t cuid = 0;
+
+ //Auth1
+ UsbCommand c = {CMD_MIFAREUC_AUTH1, {blockNo}};
+ SendCommand(&c);
+ UsbCommand resp;
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ uint8_t isOK = resp.arg[0] & 0xff;
+ cuid = resp.arg[1];
+ uint8_t * data= resp.d.asBytes;
+
+ if (isOK){
+ PrintAndLog("enc(RndB):%s", sprint_hex(data+1, 8));
+ memcpy(enc_random_b,data+1,8);
+ } else {
+ PrintAndLog("Auth failed");
+ return 2; // auth failed.
+ }
+ } else {
+ PrintAndLog("Command execute timeout");
+ return 1;
+ }
+
+ uint8_t iv[8] = { 0 };
+ // Do we need random ? Right now we use all ones, is that random enough ?
+// DES_random_key(&RndA);
+
+ PrintAndLog(" RndA :%s",sprint_hex(random_a, 8));
+ PrintAndLog(" e_RndB:%s",sprint_hex(enc_random_b, 8));
+
+ des3_set2key_dec(&ctx, key);
+
+ des3_crypt_cbc(&ctx // des3_context *ctx
+ , DES_DECRYPT // int mode
+ , sizeof(random_b) // size_t length
+ , iv // unsigned char iv[8]
+ , enc_random_b // const unsigned char *input
+ , random_b // unsigned char *output
+ );
+
+ PrintAndLog(" RndB:%s",sprint_hex(random_b, 8));
+
+ rol(random_b,8);
+ memcpy(random_a_and_b ,random_a,8);
+ memcpy(random_a_and_b+8,random_b,8);
+
+ PrintAndLog(" RA+B:%s",sprint_hex(random_a_and_b, 16));
+
+ des3_set2key_enc(&ctx, key);
+
+ des3_crypt_cbc(&ctx // des3_context *ctx
+ , DES_ENCRYPT // int mode
+ , sizeof(random_a_and_b) // size_t length
+ , enc_random_b // unsigned char iv[8]
+ , random_a_and_b // const unsigned char *input
+ , random_a_and_b // unsigned char *output
+ );
+
+ PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
+
+ //Auth2
+ UsbCommand d = {CMD_MIFAREUC_AUTH2, {cuid}};
+ memcpy(d.d.asBytes,random_a_and_b, 16);
+ SendCommand(&d);
+
+ UsbCommand respb;
+ if (WaitForResponseTimeout(CMD_ACK,&respb,1500)) {
+ uint8_t isOK = respb.arg[0] & 0xff;
+ uint8_t * data2= respb.d.asBytes;
+
+ if (isOK){
+ PrintAndLog("enc(RndA'):%s", sprint_hex(data2+1, 8));
+ } else {
+ return 2;
+ }
+
+ } else {
+ PrintAndLog("Command execute timeout");
+ return 1;
+ }
+ return 0;
+}
+/**
+A test function to validate that the polarssl-function works the same
+was as the openssl-implementation.
+Commented out, since it requires openssl
+
+int CmdTestDES(const char * cmd)
+{
+ uint8_t key[16] = {0x00};
+
+ memcpy(key,key3_3des_data,16);
+ DES_cblock RndA, RndB;
+
+ PrintAndLog("----------OpenSSL DES implementation----------");
+ {
+ uint8_t e_RndB[8] = {0x00};
+ unsigned char RndARndB[16] = {0x00};
+
+ DES_cblock iv = { 0 };
+ DES_key_schedule ks1,ks2;
+ DES_cblock key1,key2;
+
+ memcpy(key,key3_3des_data,16);
+ memcpy(key1,key,8);
+ memcpy(key2,key+8,8);
+
+
+ DES_set_key((DES_cblock *)key1,&ks1);
+ DES_set_key((DES_cblock *)key2,&ks2);
+
+ DES_random_key(&RndA);
+ PrintAndLog(" RndA:%s",sprint_hex(RndA, 8));
+ PrintAndLog(" e_RndB:%s",sprint_hex(e_RndB, 8));
+ //void DES_ede2_cbc_encrypt(const unsigned char *input,
+ // unsigned char *output, long length, DES_key_schedule *ks1,
+ // DES_key_schedule *ks2, DES_cblock *ivec, int enc);
+ DES_ede2_cbc_encrypt(e_RndB,RndB,sizeof(e_RndB),&ks1,&ks2,&iv,0);
+
+ PrintAndLog(" RndB:%s",sprint_hex(RndB, 8));
+ rol(RndB,8);
+ memcpy(RndARndB,RndA,8);
+ memcpy(RndARndB+8,RndB,8);
+ PrintAndLog(" RA+B:%s",sprint_hex(RndARndB, 16));
+ DES_ede2_cbc_encrypt(RndARndB,RndARndB,sizeof(RndARndB),&ks1,&ks2,&e_RndB,1);
+ PrintAndLog("enc(RA+B):%s",sprint_hex(RndARndB, 16));
+
+ }
+ PrintAndLog("----------PolarSSL implementation----------");
+ {
+ uint8_t random_a[8] = { 0 };
+ uint8_t enc_random_a[8] = { 0 };
+ uint8_t random_b[8] = { 0 };
+ uint8_t enc_random_b[8] = { 0 };
+ uint8_t random_a_and_b[16] = { 0 };
+ des3_context ctx = { 0 };
+
+ memcpy(random_a, RndA,8);
+
+ uint8_t output[8] = { 0 };
+ uint8_t iv[8] = { 0 };
+
+ PrintAndLog(" RndA :%s",sprint_hex(random_a, 8));
+ PrintAndLog(" e_RndB:%s",sprint_hex(enc_random_b, 8));
+
+ des3_set2key_dec(&ctx, key);
+
+ des3_crypt_cbc(&ctx // des3_context *ctx
+ , DES_DECRYPT // int mode
+ , sizeof(random_b) // size_t length
+ , iv // unsigned char iv[8]
+ , enc_random_b // const unsigned char *input
+ , random_b // unsigned char *output
+ );
+
+ PrintAndLog(" RndB:%s",sprint_hex(random_b, 8));
+
+ rol(random_b,8);
+ memcpy(random_a_and_b ,random_a,8);
+ memcpy(random_a_and_b+8,random_b,8);
+
+ PrintAndLog(" RA+B:%s",sprint_hex(random_a_and_b, 16));
+
+ des3_set2key_enc(&ctx, key);
+
+ des3_crypt_cbc(&ctx // des3_context *ctx
+ , DES_ENCRYPT // int mode
+ , sizeof(random_a_and_b) // size_t length
+ , enc_random_b // unsigned char iv[8]
+ , random_a_and_b // const unsigned char *input
+ , random_a_and_b // unsigned char *output
+ );
+
+ PrintAndLog("enc(RA+B):%s",sprint_hex(random_a_and_b, 16));
+ }
+ return 0;
+}
+**/
+//
+// Ultralight C Read Single Block
+//
+int CmdHF14AMfUCRdBl(const char *Cmd)
+{
+ uint8_t blockNo = -1;
+ char cmdp = param_getchar(Cmd, 0);
+
+ if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
+ PrintAndLog("Usage: hf mfu crdbl <block number>");
+ PrintAndLog(" sample: hf mfu crdbl 0");
+ return 0;
+ }
+
+ blockNo = param_get8(Cmd, 0);
+ if (blockNo < 0) {
+ PrintAndLog("Wrong block number");
+ return 1;
+ }
+
+ if (blockNo > MAX_ULTRAC_BLOCKS ){
+ PrintAndLog("Error: Maximum number of readable blocks is 47 for Ultralight-C Cards!");
+ return 1;
+ }
+
+ PrintAndLog("--block no: 0x%02X (%d)", (int)blockNo, blockNo);
+
+ //Read Block
+ UsbCommand e = {CMD_MIFAREU_READBL, {blockNo}};
+ SendCommand(&e);
+ UsbCommand resp_c;
+ if (WaitForResponseTimeout(CMD_ACK,&resp_c,1500)) {
+ uint8_t isOK = resp_c.arg[0] & 0xff;
+ uint8_t *data = resp_c.d.asBytes;
+
+ PrintAndLog("isOk: %02x", isOK);
+ if (isOK)
+ PrintAndLog("Data: %s", sprint_hex(data, 4));
+
+ } else {
+ PrintAndLog("Command execute timeout");
+ }
+ return 0;
+}
+
+//
+// Mifare Ultralight C Write Single Block
+//
+int CmdHF14AMfUCWrBl(const char *Cmd){
+
+ uint8_t blockNo = -1;
+ bool chinese_card = FALSE;
+ uint8_t bldata[16] = {0x00};
+ UsbCommand resp;
+
+ char cmdp = param_getchar(Cmd, 0);
+
+ if (strlen(Cmd) < 3 || cmdp == 'h' || cmdp == 'H') {
+ PrintAndLog("Usage: hf mfu cwrbl <block number> <block data (8 hex symbols)> [w]");
+ PrintAndLog(" [block number]");
+ PrintAndLog(" [block data] - (8 hex symbols)");
+ PrintAndLog(" [w] - Chinese magic ultralight tag");
+ PrintAndLog("");
+ PrintAndLog(" sample: hf mfu cwrbl 0 01020304");
+ PrintAndLog("");
+ return 0;
+ }
+
+ blockNo = param_get8(Cmd, 0);
+ if (blockNo > MAX_ULTRAC_BLOCKS ){
+ PrintAndLog("Error: Maximum number of blocks is 47 for Ultralight-C Cards!");
+ return 1;
+ }
+
+ if (param_gethex(Cmd, 1, bldata, 8)) {
+ PrintAndLog("Block data must include 8 HEX symbols");
+ return 1;
+ }
+
+ if (strchr(Cmd,'w') != 0 || strchr(Cmd,'W') != 0 ) {
+ chinese_card = TRUE;
+ }
+
+ if ( blockNo <= 3 ) {
+ if (!chinese_card){
+ PrintAndLog("Access Denied");
+ } else {
+ PrintAndLog("--Special block no: 0x%02x", blockNo);
+ PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
+ UsbCommand d = {CMD_MIFAREU_WRITEBL, {blockNo}};
+ memcpy(d.d.asBytes,bldata, 4);
+ SendCommand(&d);
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ uint8_t isOK = resp.arg[0] & 0xff;
+ PrintAndLog("isOk:%02x", isOK);
+ } else {
+ PrintAndLog("Command execute timeout");
+ }
+ }
+ } else {
+ PrintAndLog("--Block no : 0x%02x", blockNo);
+ PrintAndLog("--Data: %s", sprint_hex(bldata, 4));
+ UsbCommand e = {CMD_MIFAREU_WRITEBL, {blockNo}};
+ memcpy(e.d.asBytes,bldata, 4);
+ SendCommand(&e);
+ if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
+ uint8_t isOK = resp.arg[0] & 0xff;
+ PrintAndLog("isOk : %02x", isOK);
+ } else {
+ PrintAndLog("Command execute timeout");
+ }
+ }
+ return 0;
+}
+
+//------------------------------------
+// Menu Stuff
+//------------------------------------
+static command_t CommandTable[] =
+{
+ {"help", CmdHelp, 1,"This help"},
+ {"dbg", CmdHF14AMfDbg, 0,"Set default debug mode"},
+ {"info", CmdHF14AMfUInfo, 0,"Taginfo"},
+ {"dump", CmdHF14AMfUDump, 0,"Dump MIFARE Ultralight / Ultralight-C tag to binary file"},
+ {"rdbl", CmdHF14AMfURdBl, 0,"Read block - MIFARE Ultralight"},
+ {"wrbl", CmdHF14AMfUWrBl, 0,"Write block - MIFARE Ultralight"},
+ {"crdbl", CmdHF14AMfUCRdBl, 0,"Read block - MIFARE Ultralight C"},
+ {"cwrbl", CmdHF14AMfUCWrBl, 0,"Write MIFARE Ultralight C block"},
+ {"cauth", CmdHF14AMfucAuth, 0,"try a Ultralight C Authentication"},
+ //{"testdes", CmdTestDES , 1, "Test DES"},
+ {NULL, NULL, 0, NULL}
+};
+
+int CmdHFMFUltra(const char *Cmd){
+ WaitForResponseTimeout(CMD_ACK,NULL,100);
+ CmdsParse(CommandTable, Cmd);
+ return 0;
+}
+
+int CmdHelp(const char *Cmd){
+ CmdsHelp(CommandTable);
+ return 0;
+}
\ No newline at end of file
--- /dev/null
+#include "cmdhfmf.h"
+#include "cmdhf14a.h"
+
+//standard ultralight
+int CmdHF14AMfUWrBl(const char *Cmd);
+int CmdHF14AMfURdBl(const char *Cmd);
+
+//Crypto Cards
+int CmdHF14AMfUCRdBl(const char *Cmd);
+int CmdHF14AMfUCRdCard(const char *Cmd);
+int CmdHF14AMfucAuth(const char *Cmd);
+
+//general stuff
+int CmdHF14AMfUDump(const char *Cmd);
+void rol (uint8_t *data, const size_t len);
+
+
+int CmdHFMFUltra(const char *Cmd);
+int CmdHF14AMfUInfo(const char *Cmd);
return 0;
}
+int usage_lf_read()
+{
+ PrintAndLog("Usage: lf read");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog("This function takes no arguments. ");
+ PrintAndLog("Use 'lf config' to set parameters.");
+ return 0;
+}
+int usage_lf_snoop()
+{
+ PrintAndLog("Usage: lf snoop");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog("This function takes no arguments. ");
+ PrintAndLog("Use 'lf config' to set parameters.");
+ return 0;
+}
+
+int usage_lf_config()
+{
+ PrintAndLog("Usage: lf config [H|<divisor>] [b <bps>] [d <decim>] [a 0|1]");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog(" L Low frequency (125 KHz)");
+ PrintAndLog(" H High frequency (134 KHz)");
+ PrintAndLog(" q <divisor> Manually set divisor. 88-> 134KHz, 95-> 125 Hz");
+ PrintAndLog(" b <bps> Sets resolution of bits per sample. Default (max): 8");
+ PrintAndLog(" d <decim> Sets decimation. A value of N saves only 1 in N samples. Default: 1");
+ PrintAndLog(" a [0|1] Averaging - if set, will average the stored sample value when decimating. Default: 1");
+ PrintAndLog(" t <threshold> Sets trigger threshold. 0 means no threshold");
+ PrintAndLog("Examples:");
+ PrintAndLog(" lf config b 8 L");
+ PrintAndLog(" Samples at 125KHz, 8bps.");
+ PrintAndLog(" lf config H b 4 d 3");
+ PrintAndLog(" Samples at 134KHz, averages three samples into one, stored with ");
+ PrintAndLog(" a resolution of 4 bits per sample.");
+ PrintAndLog(" lf read");
+ PrintAndLog(" Performs a read (active field)");
+ PrintAndLog(" lf snoop");
+ PrintAndLog(" Performs a snoop (no active field)");
+ return 0;
+}
+
+int CmdLFSetConfig(const char *Cmd)
+{
+
+ uint8_t divisor = 0;//Frequency divisor
+ uint8_t bps = 0; // Bits per sample
+ uint8_t decimation = 0; //How many to keep
+ bool averaging = 1; // Defaults to true
+ bool errors = FALSE;
+ int trigger_threshold =-1;//Means no change
+ uint8_t unsigned_trigg = 0;
+
+ uint8_t cmdp =0;
+ while(param_getchar(Cmd, cmdp) != 0x00)
+ {
+ PrintAndLog("working %c", param_getchar(Cmd, cmdp));
+ switch(param_getchar(Cmd, cmdp))
+ {
+ case 'h':
+ return usage_lf_config();
+ case 'H':
+ divisor = 88;
+ cmdp++;
+ break;
+ case 'L':
+ divisor = 95;
+ cmdp++;
+ break;
+ case 'q':
+ errors |= param_getdec(Cmd,cmdp+1,&divisor);
+ cmdp+=2;
+ break;
+ case 't':
+ errors |= param_getdec(Cmd,cmdp+1,&unsigned_trigg);
+ cmdp+=2;
+ if(!errors) trigger_threshold = unsigned_trigg;
+ break;
+ case 'b':
+ errors |= param_getdec(Cmd,cmdp+1,&bps);
+ cmdp+=2;
+ break;
+ case 'd':
+ errors |= param_getdec(Cmd,cmdp+1,&decimation);
+ cmdp+=2;
+ break;
+ case 'a':
+ averaging = param_getchar(Cmd,cmdp+1) == '1';
+ cmdp+=2;
+ break;
+ default:
+ PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+ errors = 1;
+ break;
+ }
+ if(errors) break;
+ }
+ if(cmdp == 0)
+ {
+ errors = 1;// No args
+ }
+
+ //Validations
+ if(errors)
+ {
+ return usage_lf_config();
+ }
+ //Bps is limited to 8, so fits in lower half of arg1
+ if(bps >> 8) bps = 8;
+
+ sample_config config = {
+ decimation,bps,averaging,divisor,trigger_threshold
+ };
+ //Averaging is a flag on high-bit of arg[1]
+ UsbCommand c = {CMD_SET_LF_SAMPLING_CONFIG};
+ memcpy(c.d.asBytes,&config,sizeof(sample_config));
+ SendCommand(&c);
+ return 0;
+}
+
int CmdLFRead(const char *Cmd)
{
- UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K};
-
- // 'h' means higher-low-frequency, 134 kHz
- if(*Cmd == 'h') {
- c.arg[0] = 1;
- } else if (*Cmd == '\0') {
- c.arg[0] = 0;
- } else if (sscanf(Cmd, "%"lli, &c.arg[0]) != 1) {
- PrintAndLog("Samples 1: 'lf read'");
- PrintAndLog(" 2: 'lf read h'");
- PrintAndLog(" 3: 'lf read <divisor>'");
- return 0;
- }
- SendCommand(&c);
- WaitForResponse(CMD_ACK,NULL);
- return 0;
+
+ uint8_t cmdp =0;
+ if(param_getchar(Cmd, cmdp) == 'h')
+ {
+ return usage_lf_read();
+ }
+ //And ship it to device
+ UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K};
+ SendCommand(&c);
+ WaitForResponse(CMD_ACK,NULL);
+ return 0;
+}
+
+int CmdLFSnoop(const char *Cmd)
+{
+ uint8_t cmdp =0;
+ if(param_getchar(Cmd, cmdp) == 'h')
+ {
+ return usage_lf_snoop();
+ }
+
+ UsbCommand c = {CMD_LF_SNOOP_RAW_ADC_SAMPLES};
+ SendCommand(&c);
+ WaitForResponse(CMD_ACK,NULL);
+ return 0;
}
static void ChkBitstream(const char *str)
}
}
}
-
+//appears to attempt to simulate manchester
int CmdLFSim(const char *Cmd)
{
int i,j;
return 0;
}
-int CmdLFSnoop(const char *Cmd)
-{
- UsbCommand c = {CMD_LF_SNOOP_RAW_ADC_SAMPLES};
-
- // 'h' means higher-low-frequency, 134 kHz
- c.arg[0] = 0;
- c.arg[1] = -1;
-
- if (*Cmd == 'l') {
- sscanf(Cmd, "l %"lli, &c.arg[1]);
- } else if(*Cmd == 'h') {
- c.arg[0] = 1;
- sscanf(Cmd, "h %"lli, &c.arg[1]);
- } else if (sscanf(Cmd, "%"lli" %"lli, &c.arg[0], &c.arg[1]) < 1) {
- PrintAndLog("usage 1: snoop");
- PrintAndLog(" 2: snoop {l,h} [trigger threshold]");
- PrintAndLog(" 3: snoop <divisor> [trigger threshold]");
- return 0;
- }
-
- SendCommand(&c);
- WaitForResponse(CMD_ACK,NULL);
- return 0;
-}
int CmdVchDemod(const char *Cmd)
{
}
PrintAndLog("NOTE: some demods output possible binary\n if it finds something that looks like a tag");
- PrintAndLog("Checking for known tags:");
+ PrintAndLog("\nChecking for known tags:\n");
ans=CmdFSKdemodIO("");
if (ans>0) {
- PrintAndLog("Valid IO Prox ID Found!");
+ PrintAndLog("\nValid IO Prox ID Found!");
+ return 1;
+ }
+ ans=CmdFSKdemodPyramid("");
+ if (ans>0) {
+ PrintAndLog("\nValid Pyramid ID Found!");
+ return 1;
+ }
+ ans=CmdFSKdemodParadox("");
+ if (ans>0) {
+ PrintAndLog("\nValid Paradox ID Found!");
+ return 1;
+ }
+ ans=CmdFSKdemodAWID("");
+ if (ans>0) {
+ PrintAndLog("\nValid AWID ID Found!");
return 1;
}
ans=CmdFSKdemodHID("");
if (ans>0) {
- PrintAndLog("Valid HID Prox ID Found!");
+ PrintAndLog("\nValid HID Prox ID Found!");
return 1;
}
//add psk and indala
- ans=CmdIndalaDecode("0");
+ ans=CmdIndalaDecode("");
if (ans>0) {
- PrintAndLog("Valid Indala ID Found!");
+ PrintAndLog("\nValid Indala ID Found!");
return 1;
}
ans=Cmdaskmandemod("");
if (ans>0) {
- PrintAndLog("Valid EM410x ID Found!");
+ PrintAndLog("\nValid EM410x ID Found!");
return 1;
}
PrintAndLog("No Known Tags Found!\n");
{"help", CmdHelp, 1, "This help"},
{"cmdread", CmdLFCommandRead, 0, "<off period> <'0' period> <'1' period> <command> ['h'] -- Modulate LF reader field to send command before read (all periods in microseconds) (option 'h' for 134)"},
{"em4x", CmdLFEM4X, 1, "{ EM4X RFIDs... }"},
+ {"config", CmdLFSetConfig, 0, "Set config for LF sampling, bit/sample, decimation, frequency"},
{"flexdemod", CmdFlexdemod, 1, "Demodulate samples for FlexPass"},
{"hid", CmdLFHID, 1, "{ HID RFIDs... }"},
{"io", CmdLFIO, 1, "{ ioProx tags... }"},
{"indalademod", CmdIndalaDemod, 1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"},
{"indalaclone", CmdIndalaClone, 0, "<UID> ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"},
- {"read", CmdLFRead, 0, "['h' or <divisor>] -- Read 125/134 kHz LF ID-only tag (option 'h' for 134, alternatively: f=12MHz/(divisor+1))"},
+ {"read", CmdLFRead, 0, "Read 125/134 kHz LF ID-only tag. Do 'lf read h' for help"},
{"search", CmdLFfind, 1, "Read and Search for valid known tag (in offline mode it you can load first then search)"},
{"sim", CmdLFSim, 0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"},
{"simbidir", CmdLFSimBidir, 0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"},
int CmdLFHitagList(const char *Cmd)
{
- uint8_t got[TRACE_BUFFER_SIZE];
- GetFromBigBuf(got,sizeof(got),0);
- WaitForResponse(CMD_ACK,NULL);
-
- PrintAndLog("recorded activity:");
- PrintAndLog(" ETU :nbits: who bytes");
- PrintAndLog("---------+-----+----+-----------");
+ uint8_t *got = malloc(USB_CMD_DATA_SIZE);
+
+ // Query for the actual size of the trace
+ UsbCommand response;
+ GetFromBigBuf(got, USB_CMD_DATA_SIZE, 0);
+ WaitForResponse(CMD_ACK, &response);
+ uint16_t traceLen = response.arg[2];
+ if (traceLen > USB_CMD_DATA_SIZE) {
+ uint8_t *p = realloc(got, traceLen);
+ if (p == NULL) {
+ PrintAndLog("Cannot allocate memory for trace");
+ free(got);
+ return 2;
+ }
+ got = p;
+ GetFromBigBuf(got, traceLen, 0);
+ WaitForResponse(CMD_ACK,NULL);
+ }
+
+ PrintAndLog("recorded activity (TraceLen = %d bytes):");
+ PrintAndLog(" ETU :nbits: who bytes");
+ PrintAndLog("---------+-----+----+-----------");
- int i = 0;
- int prev = -1;
- int len = strlen(Cmd);
+ int i = 0;
+ int prev = -1;
+ int len = strlen(Cmd);
- char filename[FILE_PATH_SIZE] = { 0x00 };
- FILE* pf = NULL;
+ char filename[FILE_PATH_SIZE] = { 0x00 };
+ FILE* pf = NULL;
- if (len > FILE_PATH_SIZE)
- len = FILE_PATH_SIZE;
- memcpy(filename, Cmd, len);
+ if (len > FILE_PATH_SIZE)
+ len = FILE_PATH_SIZE;
+ memcpy(filename, Cmd, len);
- if (strlen(filename) > 0) {
- if ((pf = fopen(filename,"wb")) == NULL) {
- PrintAndLog("Error: Could not open file [%s]",filename);
- return 1;
+ if (strlen(filename) > 0) {
+ if ((pf = fopen(filename,"wb")) == NULL) {
+ PrintAndLog("Error: Could not open file [%s]",filename);
+ return 1;
+ }
}
- }
- for (;;) {
+ for (;;) {
- if(i >= TRACE_BUFFER_SIZE) { break; }
-
- bool isResponse;
- int timestamp = *((uint32_t *)(got+i));
- if (timestamp & 0x80000000) {
- timestamp &= 0x7fffffff;
- isResponse = 1;
- } else {
- isResponse = 0;
- }
-
- int parityBits = *((uint32_t *)(got+i+4));
- // 4 bytes of additional information...
- // maximum of 32 additional parity bit information
- //
- // TODO:
- // at each quarter bit period we can send power level (16 levels)
- // or each half bit period in 256 levels.
-
- int bits = got[i+8];
- int len = nbytes(got[i+8]);
-
- if (len > 100) {
- break;
- }
- if (i + len >= TRACE_BUFFER_SIZE) { break;}
-
- uint8_t *frame = (got+i+9);
-
- // Break and stick with current result if buffer was not completely full
- if (frame[0] == 0x44 && frame[1] == 0x44 && frame[3] == 0x44) { break; }
-
- char line[1000] = "";
- int j;
- for (j = 0; j < len; j++) {
- int oddparity = 0x01;
- int k;
+ if(i > traceLen) { break; }
+
+ bool isResponse;
+ int timestamp = *((uint32_t *)(got+i));
+ if (timestamp & 0x80000000) {
+ timestamp &= 0x7fffffff;
+ isResponse = 1;
+ } else {
+ isResponse = 0;
+ }
- for (k=0;k<8;k++) {
- oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
- }
+ int parityBits = *((uint32_t *)(got+i+4));
+ // 4 bytes of additional information...
+ // maximum of 32 additional parity bit information
+ //
+ // TODO:
+ // at each quarter bit period we can send power level (16 levels)
+ // or each half bit period in 256 levels.
- //if((parityBits >> (len - j - 1)) & 0x01) {
- if (isResponse && (oddparity != ((parityBits >> (len - j - 1)) & 0x01))) {
- sprintf(line+(j*4), "%02x! ", frame[j]);
- }
- else {
- sprintf(line+(j*4), "%02x ", frame[j]);
- }
- }
-
- PrintAndLog(" +%7d: %3d: %s %s",
- (prev < 0 ? 0 : (timestamp - prev)),
- bits,
- (isResponse ? "TAG" : " "),
- line);
+ int bits = got[i+8];
+ int len = nbytes(got[i+8]);
+ if (len > 100) {
+ break;
+ }
+ if (i + len > traceLen) { break;}
+
+ uint8_t *frame = (got+i+9);
+
+ // Break and stick with current result if buffer was not completely full
+ if (frame[0] == 0x44 && frame[1] == 0x44 && frame[3] == 0x44) { break; }
+
+ char line[1000] = "";
+ int j;
+ for (j = 0; j < len; j++) {
+ int oddparity = 0x01;
+ int k;
+
+ for (k=0;k<8;k++) {
+ oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
+ }
+
+ //if((parityBits >> (len - j - 1)) & 0x01) {
+ if (isResponse && (oddparity != ((parityBits >> (len - j - 1)) & 0x01))) {
+ sprintf(line+(j*4), "%02x! ", frame[j]);
+ }
+ else {
+ sprintf(line+(j*4), "%02x ", frame[j]);
+ }
+ }
- if (pf) {
- fprintf(pf," +%7d: %3d: %s %s\n",
- (prev < 0 ? 0 : (timestamp - prev)),
- bits,
- (isResponse ? "TAG" : " "),
- line);
- }
-
- prev = timestamp;
- i += (len + 9);
- }
+ PrintAndLog(" +%7d: %3d: %s %s",
+ (prev < 0 ? 0 : (timestamp - prev)),
+ bits,
+ (isResponse ? "TAG" : " "),
+ line);
+
+ if (pf) {
+ fprintf(pf," +%7d: %3d: %s %s\n",
+ (prev < 0 ? 0 : (timestamp - prev)),
+ bits,
+ (isResponse ? "TAG" : " "),
+ line);
+ }
+
+ prev = timestamp;
+ i += (len + 9);
+ }
- if (pf) {
- fclose(pf);
- PrintAndLog("Recorded activity succesfully written to file: %s", filename);
- }
+ if (pf) {
+ fclose(pf);
+ PrintAndLog("Recorded activity succesfully written to file: %s", filename);
+ }
- return 0;
+ free(got);
+ return 0;
}
int CmdLFHitagSnoop(const char *Cmd) {
UsbCommand c = {CMD_WRITE_TI_TYPE};
int res = 0;
- res = sscanf(Cmd, "0x%"PRIu64"x 0x%"PRIu64"x 0x%"PRIu64"x ", &c.arg[0], &c.arg[1], &c.arg[2]);
+ res = sscanf(Cmd, "%012"llx" %012"llx" %012"llx"", &c.arg[0], &c.arg[1], &c.arg[2]);
+
if (res == 2) c.arg[2]=0;
if (res < 2)
PrintAndLog("Please specify the data as two hex strings, optionally the CRC as a third");
} break;
case CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K: {
- sample_buf_len += UC->arg[1];
memcpy(sample_buf+(UC->arg[0]),UC->d.asBytes,UC->arg[1]);
} break;
#include "cmdmain.h"
uint8_t* sample_buf;
-size_t sample_buf_len;
void GetFromBigBuf(uint8_t *dest, int bytes, int start_index)
{
- sample_buf_len = 0;
sample_buf = dest;
UsbCommand c = {CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K, {start_index, bytes, 0}};
SendCommand(&c);
#include <stdint.h>
-//trace buffer size as defined in armsrc/apps.h TRACE_SIZE
-#define TRACE_BUFFER_SIZE 4096
#define FILE_PATH_SIZE 1000
-#define SAMPLE_BUFFER_SIZE 64
extern uint8_t* sample_buf;
-extern size_t sample_buf_len;
#define arraylen(x) (sizeof(x)/sizeof((x)[0]))
void GetFromBigBuf(uint8_t *dest, int bytes, int start_index);
//-----------------------------------------------------------------------------
#include <stdio.h>
+#include <stdbool.h>
#include <string.h>
#include "ui.h"
#include "graph.h"
void setGraphBuf(uint8_t *buff, size_t size)
{
- int i=0;
+ if ( buff == NULL ) return;
+
+ uint16_t i = 0;
+ if ( size > MAX_GRAPH_TRACE_LEN )
+ size = MAX_GRAPH_TRACE_LEN;
ClearGraph(0);
for (; i < size; ++i){
GraphBuffer[i]=buff[i]-128;
}
size_t getFromGraphBuf(uint8_t *buff)
{
+ if ( buff == NULL ) return 0;
+
uint32_t i;
for (i=0;i<GraphTraceLen;++i){
if (GraphBuffer[i]>127) GraphBuffer[i]=127; //trim
}
return i;
}
+
+
// Get or auto-detect clock rate
int GetClock(const char *str, int peak, int verbose)
{
- int clock;
- sscanf(str, "%i", &clock);
- if (!strcmp(str, ""))
- clock = 0;
+ int clock;
+ sscanf(str, "%i", &clock);
+ if (!strcmp(str, ""))
+ clock = 0;
// Auto-detect clock
- if (!clock)
- {
- uint8_t grph[MAX_GRAPH_TRACE_LEN]={0};
+ if (!clock)
+ {
+ uint8_t grph[MAX_GRAPH_TRACE_LEN]={0};
size_t size = getFromGraphBuf(grph);
- clock = DetectASKClock(grph,size,0);
+ if ( size == 0 ) {
+ PrintAndLog("Failed to copy from graphbuffer");
+ return -1;
+ }
+ clock = DetectASKClock(grph,size,0);
// Only print this message if we're not looping something
- if (!verbose){
- PrintAndLog("Auto-detected clock rate: %d", clock);
- }
- }
+ if (!verbose){
+ PrintAndLog("Auto-detected clock rate: %d", clock);
+ }
+ }
+ return clock;
+}
+
+// A simple test to see if there is any data inside Graphbuffer.
+bool HasGraphData(){
- return clock;
+ if ( GraphTraceLen <= 0) {
+ PrintAndLog("No data available, try reading something first");
+ return false;
+ }
+ return true;
+}
+
+// Detect high and lows in Grapbuffer.
+// Only loops the first 256 values.
+void DetectHighLowInGraph(int *high, int *low, bool addFuzz) {
+
+ uint8_t loopMax = 255;
+ if ( loopMax > GraphTraceLen)
+ loopMax = GraphTraceLen;
+
+ for (uint8_t i = 0; i < loopMax; ++i) {
+ if (GraphBuffer[i] > *high)
+ *high = GraphBuffer[i];
+ else if (GraphBuffer[i] < *low)
+ *low = GraphBuffer[i];
+ }
+
+ //12% fuzz in case highs and lows aren't clipped
+ if (addFuzz) {
+ *high = (int)(*high * .88);
+ *low = (int)(*low * .88);
+ }
}
int GetNRZpskClock(const char *str, int peak, int verbose)
{
uint8_t grph[MAX_GRAPH_TRACE_LEN]={0};
size_t size = getFromGraphBuf(grph);
+ if ( size == 0 ) {
+ PrintAndLog("Failed to copy from graphbuffer");
+ return -1;
+ }
clock = DetectpskNRZClock(grph,size,0);
// Only print this message if we're not looping something
if (!verbose){
int GetNRZpskClock(const char *str, int peak, int verbose);
void setGraphBuf(uint8_t *buff, size_t size);
-#define MAX_GRAPH_TRACE_LEN (1024*128)
+bool HasGraphData();
+void DetectHighLowInGraph(int *high, int *low, bool addFuzz);
+
+// Max graph trace len: 40000 (bigbuf) * 8 (at 1 bit per sample)
+#define MAX_GRAPH_TRACE_LEN (40000 * 8 )
+
extern int GraphBuffer[MAX_GRAPH_TRACE_LEN];
extern int GraphTraceLen;
-
#endif
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<!-- This is a dummy driver which binds to Proxmark. It -->
+<!-- contains no actual code; its only purpose is to -->
+<!-- prevent Apple's USBHID driver from exclusively -->
+<!-- opening the device. -->
+<plist version="1.0">
+<dict>
+ <key>CFBundleDevelopmentRegion</key>
+ <string>English</string>
+ <key>CFBundleIconFile</key>
+ <string></string>
+ <key>CFBundleIdentifier</key>
+ <string>com.proxmark.driver.dummy</string>
+ <key>CFBundleInfoDictionaryVersion</key>
+ <string>6.0</string>
+ <key>CFBundlePackageType</key>
+ <string>KEXT</string>
+ <key>CFBundleSignature</key>
+ <string>????</string>
+ <key>CFBundleVersion</key>
+ <string>1.0.0d2</string>
+ <key>IOKitPersonalities</key>
+ <dict>
+ <!-- The Proxmark3 USB interface -->
+ <key>Proxmark3</key>
+ <dict>
+ <key>CFBundleIdentifier</key>
+ <string>com.apple.kpi.iokit</string>
+ <key>IOClass</key>
+ <string>IOService</string>
+ <key>IOProviderClass</key>
+ <string>IOUSBInterface</string>
+ <key>bConfigurationValue</key>
+ <integer>1</integer>
+ <key>bInterfaceNumber</key>
+ <integer>0</integer>
+ <key>idProduct</key>
+ <integer>19343</integer>
+ <key>idVendor</key>
+ <integer>39620</integer>
+ </dict>
+ </dict>
+ <key>OSBundleLibraries</key>
+ <dict>
+ <key>com.apple.iokit.IOUSBFamily</key>
+ <string>1.8</string>
+ </dict>
+</dict>
+</plist>
--- /dev/null
+#-----------------------------------------------------------------------------
+# This code is licensed to you under the terms of the GNU GPL, version 2 or,
+# at your option, any later version. See the LICENSE.txt file for the text of
+# the license.
+#-----------------------------------------------------------------------------
+include ../../common/Makefile.common
+
+CC=gcc
+CXX=g++
+#COMMON_FLAGS = -m32
+
+VPATH = ../../common
+OBJDIR = obj
+
+LDLIBS = -L/opt/local/lib -L/usr/local/lib -lusb -lreadline -lpthread
+LDFLAGS = $(COMMON_FLAGS)
+CFLAGS = -std=gnu99 -I. -I../include -I../common -I/opt/local/include -Wall -Wno-unused-function $(COMMON_FLAGS) -g -O3
+
+CXXFLAGS =
+QTLDLIBS =
+
+RM = rm -f
+BINS = flasher
+CLEAN = flasher flasher.exe $(OBJDIR)/*.o *.o
+
+all: $(BINS)
+
+flasher: $(OBJDIR)/flash.o $(OBJDIR)/flasher.o $(OBJDIR)/proxusb.o
+ $(CXX) $(CXXFLAGS) $^ $(LDLIBS) -o $@
+
+$(OBJDIR)/%.o: %.c
+ $(CC) $(CFLAGS) -c -o $@ $<
+
+clean:
+ $(RM) $(CLEAN)
+
+# must be run as root
+install_kext: Info.plist
+ mkdir -p /System/Library/Extensions/Proxmark3.kext/Contents
+ cp Info.plist /System/Library/Extensions/Proxmark3.kext/Contents
+ chown -R root:wheel /System/Library/Extensions/Proxmark3.kext
+ chmod 755 /System/Library/Extensions/Proxmark3.kext /System/Library/Extensions/Proxmark3.kext/Contents
+ chmod 644 /System/Library/Extensions/Proxmark3.kext/Contents/Info.plist
+ rm -rf /System/Library/Caches/com.apple.kext.caches
+ touch /System/Library/Extensions
+ @echo "*** You may need to reboot for the kext to take effect."
+
+.PHONY: all clean
--- /dev/null
+//-----------------------------------------------------------------------------
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// ELF header
+//-----------------------------------------------------------------------------
+
+#ifndef __ELF_H__
+#define __ELF_H__
+
+typedef struct {
+ uint32_t p_type;
+ uint32_t p_offset;
+ uint32_t p_vaddr;
+ uint32_t p_paddr;
+ uint32_t p_filesz;
+ uint32_t p_memsz;
+ uint32_t p_flags;
+ uint32_t p_align;
+} __attribute__((__packed__)) Elf32_Phdr;
+
+#define EI_NIDENT 16
+
+typedef struct {
+ unsigned char e_ident[EI_NIDENT];
+ uint16_t e_type;
+ uint16_t e_machine;
+ uint32_t e_version;
+ uint32_t e_entry;
+ uint32_t e_phoff;
+ uint32_t e_shoff;
+ uint32_t e_flags;
+ uint16_t e_ehsize;
+ uint16_t e_phentsize;
+ uint16_t e_phnum;
+ uint16_t e_shentsize;
+ uint16_t e_shnum;
+ uint16_t e_shtrndx;
+} __attribute__((__packed__)) Elf32_Ehdr;
+
+#define PT_NULL 0
+#define PT_LOAD 1
+#define PT_DYNAMIC 2
+#define PT_INTERP 3
+#define PT_NOTE 4
+#define PT_SHLIB 5
+#define PT_PHDR 6
+
+#define ELFCLASS32 1
+#define ELFCLASS64 2
+
+#define ELFDATA2LSB 1
+#define ELFDATA2MSB 2
+
+#define EV_CURRENT 1
+
+#define ET_NONE 0
+#define ET_REL 1
+#define ET_EXEC 2
+#define ET_DYN 3
+#define ET_CORE 4
+
+#define EM_ARM 0x28
+
+#define PF_R 4
+#define PF_W 2
+#define PF_X 1
+
+#endif
+
--- /dev/null
+//-----------------------------------------------------------------------------
+// Copyright (C) 2010 Hector Martin "marcan" <marcan@marcansoft.com>
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// ELF file flasher
+//-----------------------------------------------------------------------------
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include "sleep.h"
+#include "proxusb.h"
+#include "flash.h"
+#include "elf.h"
+#include "proxendian.h"
+
+// FIXME: what the fuckity fuck
+unsigned int current_command = CMD_UNKNOWN;
+
+#define FLASH_START 0x100000
+#define FLASH_SIZE (256*1024)
+#define FLASH_END (FLASH_START + FLASH_SIZE)
+#define BOOTLOADER_SIZE 0x2000
+#define BOOTLOADER_END (FLASH_START + BOOTLOADER_SIZE)
+
+#define BLOCK_SIZE 0x100
+
+static const uint8_t elf_ident[] = {
+ 0x7f, 'E', 'L', 'F',
+ ELFCLASS32,
+ ELFDATA2LSB,
+ EV_CURRENT
+};
+
+// Turn PHDRs into flasher segments, checking for PHDR sanity and merging adjacent
+// unaligned segments if needed
+static int build_segs_from_phdrs(flash_file_t *ctx, FILE *fd, Elf32_Phdr *phdrs, int num_phdrs)
+{
+ Elf32_Phdr *phdr = phdrs;
+ flash_seg_t *seg;
+ uint32_t last_end = 0;
+
+ ctx->segments = malloc(sizeof(flash_seg_t) * num_phdrs);
+ if (!ctx->segments) {
+ fprintf(stderr, "Out of memory\n");
+ return -1;
+ }
+ ctx->num_segs = 0;
+ seg = ctx->segments;
+
+ fprintf(stderr, "Loading usable ELF segments:\n");
+ for (int i = 0; i < num_phdrs; i++) {
+ if (le32(phdr->p_type) != PT_LOAD) {
+ phdr++;
+ continue;
+ }
+ uint32_t vaddr = le32(phdr->p_vaddr);
+ uint32_t paddr = le32(phdr->p_paddr);
+ uint32_t filesz = le32(phdr->p_filesz);
+ uint32_t memsz = le32(phdr->p_memsz);
+ uint32_t offset = le32(phdr->p_offset);
+ uint32_t flags = le32(phdr->p_flags);
+ if (!filesz) {
+ phdr++;
+ continue;
+ }
+ fprintf(stderr, "%d: V 0x%08x P 0x%08x (0x%08x->0x%08x) [%c%c%c] @0x%x\n",
+ i, vaddr, paddr, filesz, memsz,
+ flags & PF_R ? 'R' : ' ',
+ flags & PF_W ? 'W' : ' ',
+ flags & PF_X ? 'X' : ' ',
+ offset);
+ if (filesz != memsz) {
+ fprintf(stderr, "Error: PHDR file size does not equal memory size\n"
+ "(DATA+BSS PHDRs do not make sense on ROM platforms!)\n");
+ return -1;
+ }
+ if (paddr < last_end) {
+ fprintf(stderr, "Error: PHDRs not sorted or overlap\n");
+ return -1;
+ }
+ if (paddr < FLASH_START || (paddr+filesz) > FLASH_END) {
+ fprintf(stderr, "Error: PHDR is not contained in Flash\n");
+ return -1;
+ }
+ if (vaddr >= FLASH_START && vaddr < FLASH_END && (flags & PF_W)) {
+ fprintf(stderr, "Error: Flash VMA segment is writable\n");
+ return -1;
+ }
+
+ uint8_t *data;
+ // make extra space if we need to move the data forward
+ data = malloc(filesz + BLOCK_SIZE);
+ if (!data) {
+ fprintf(stderr, "Out of memory\n");
+ return -1;
+ }
+ if (fseek(fd, offset, SEEK_SET) < 0 || fread(data, 1, filesz, fd) != filesz) {
+ fprintf(stderr, "Error while reading PHDR payload\n");
+ free(data);
+ return -1;
+ }
+
+ uint32_t block_offset = paddr & (BLOCK_SIZE-1);
+ if (block_offset) {
+ if (ctx->num_segs) {
+ flash_seg_t *prev_seg = seg - 1;
+ uint32_t this_end = paddr + filesz;
+ uint32_t this_firstblock = paddr & ~(BLOCK_SIZE-1);
+ uint32_t prev_lastblock = (last_end - 1) & ~(BLOCK_SIZE-1);
+
+ if (this_firstblock == prev_lastblock) {
+ uint32_t new_length = this_end - prev_seg->start;
+ uint32_t this_offset = paddr - prev_seg->start;
+ uint32_t hole = this_offset - prev_seg->length;
+ uint8_t *new_data = malloc(new_length);
+ if (!new_data) {
+ fprintf(stderr, "Out of memory\n");
+ free(data);
+ return -1;
+ }
+ memset(new_data, 0xff, new_length);
+ memcpy(new_data, prev_seg->data, prev_seg->length);
+ memcpy(new_data + this_offset, data, filesz);
+ fprintf(stderr, "Note: Extending previous segment from 0x%x to 0x%x bytes\n",
+ prev_seg->length, new_length);
+ if (hole)
+ fprintf(stderr, "Note: 0x%x-byte hole created\n", hole);
+ free(data);
+ free(prev_seg->data);
+ prev_seg->data = new_data;
+ prev_seg->length = new_length;
+ last_end = this_end;
+ phdr++;
+ continue;
+ }
+ }
+ fprintf(stderr, "Warning: segment does not begin on a block boundary, will pad\n");
+ memmove(data + block_offset, data, filesz);
+ memset(data, 0xFF, block_offset);
+ filesz += block_offset;
+ paddr -= block_offset;
+ }
+
+ seg->data = data;
+ seg->start = paddr;
+ seg->length = filesz;
+ seg++;
+ ctx->num_segs++;
+
+ last_end = paddr + filesz;
+ phdr++;
+ }
+ return 0;
+}
+
+// Sanity check segments and check for bootloader writes
+static int check_segs(flash_file_t *ctx, int can_write_bl) {
+ for (int i = 0; i < ctx->num_segs; i++) {
+ flash_seg_t *seg = &ctx->segments[i];
+
+ if (seg->start & (BLOCK_SIZE-1)) {
+ fprintf(stderr, "Error: Segment is not aligned\n");
+ return -1;
+ }
+ if (seg->start < FLASH_START) {
+ fprintf(stderr, "Error: Segment is outside of flash bounds\n");
+ return -1;
+ }
+ if (seg->start + seg->length > FLASH_END) {
+ fprintf(stderr, "Error: Segment is outside of flash bounds\n");
+ return -1;
+ }
+ if (!can_write_bl && seg->start < BOOTLOADER_END) {
+ fprintf(stderr, "Attempted to write bootloader but bootloader writes are not enabled\n");
+ return -1;
+ }
+ }
+ return 0;
+}
+
+// Load an ELF file and prepare it for flashing
+int flash_load(flash_file_t *ctx, const char *name, int can_write_bl)
+{
+ FILE *fd = NULL;
+ Elf32_Ehdr ehdr;
+ Elf32_Phdr *phdrs = NULL;
+ int num_phdrs;
+ int res;
+
+ fd = fopen(name, "rb");
+ if (!fd) {
+ fprintf(stderr, "Could not open file '%s': ", name);
+ perror(NULL);
+ goto fail;
+ }
+
+ fprintf(stderr, "Loading ELF file '%s'...\n", name);
+
+ if (fread(&ehdr, sizeof(ehdr), 1, fd) != 1) {
+ fprintf(stderr, "Error while reading ELF file header\n");
+ goto fail;
+ }
+ if (memcmp(ehdr.e_ident, elf_ident, sizeof(elf_ident))
+ || le32(ehdr.e_version) != 1)
+ {
+ fprintf(stderr, "Not an ELF file or wrong ELF type\n");
+ goto fail;
+ }
+ if (le16(ehdr.e_type) != ET_EXEC) {
+ fprintf(stderr, "ELF is not executable\n");
+ goto fail;
+ }
+ if (le16(ehdr.e_machine) != EM_ARM) {
+ fprintf(stderr, "Wrong ELF architecture\n");
+ goto fail;
+ }
+ if (!ehdr.e_phnum || !ehdr.e_phoff) {
+ fprintf(stderr, "ELF has no PHDRs\n");
+ goto fail;
+ }
+ if (le16(ehdr.e_phentsize) != sizeof(Elf32_Phdr)) {
+ // could be a structure padding issue...
+ fprintf(stderr, "Either the ELF file or this code is made of fail\n");
+ goto fail;
+ }
+ num_phdrs = le16(ehdr.e_phnum);
+
+ phdrs = malloc(le16(ehdr.e_phnum) * sizeof(Elf32_Phdr));
+ if (!phdrs) {
+ fprintf(stderr, "Out of memory\n");
+ goto fail;
+ }
+ if (fseek(fd, le32(ehdr.e_phoff), SEEK_SET) < 0) {
+ fprintf(stderr, "Error while reading ELF PHDRs\n");
+ goto fail;
+ }
+ if (fread(phdrs, sizeof(Elf32_Phdr), num_phdrs, fd) != num_phdrs) {
+ fprintf(stderr, "Error while reading ELF PHDRs\n");
+ goto fail;
+ }
+
+ res = build_segs_from_phdrs(ctx, fd, phdrs, num_phdrs);
+ if (res < 0)
+ goto fail;
+ res = check_segs(ctx, can_write_bl);
+ if (res < 0)
+ goto fail;
+
+ free(phdrs);
+ fclose(fd);
+ ctx->filename = name;
+ return 0;
+
+fail:
+ if (phdrs)
+ free(phdrs);
+ if (fd)
+ fclose(fd);
+ flash_free(ctx);
+ return -1;
+}
+
+// Get the state of the proxmark, backwards compatible
+static int get_proxmark_state(uint32_t *state)
+{
+ UsbCommand c;
+ c.cmd = CMD_DEVICE_INFO;
+ SendCommand(&c);
+
+ UsbCommand resp;
+ ReceiveCommand(&resp);
+
+ // Three outcomes:
+ // 1. The old bootrom code will ignore CMD_DEVICE_INFO, but respond with an ACK
+ // 2. The old os code will respond with CMD_DEBUG_PRINT_STRING and "unknown command"
+ // 3. The new bootrom and os codes will respond with CMD_DEVICE_INFO and flags
+
+ switch (resp.cmd) {
+ case CMD_ACK:
+ *state = DEVICE_INFO_FLAG_CURRENT_MODE_BOOTROM;
+ break;
+ case CMD_DEBUG_PRINT_STRING:
+ *state = DEVICE_INFO_FLAG_CURRENT_MODE_OS;
+ break;
+ case CMD_DEVICE_INFO:
+ *state = resp.arg[0];
+ break;
+ default:
+ fprintf(stderr, "Error: Couldn't get proxmark state, bad response type: 0x%04x\n", resp.cmd);
+ return -1;
+ break;
+ }
+
+ return 0;
+}
+
+// Enter the bootloader to be able to start flashing
+static int enter_bootloader(void)
+{
+ uint32_t state;
+
+ if (get_proxmark_state(&state) < 0)
+ return -1;
+
+ if (state & DEVICE_INFO_FLAG_CURRENT_MODE_BOOTROM) {
+ /* Already in flash state, we're done. */
+ return 0;
+ }
+
+ if (state & DEVICE_INFO_FLAG_CURRENT_MODE_OS) {
+ fprintf(stderr,"Entering bootloader...\n");
+ UsbCommand c;
+ memset(&c, 0, sizeof (c));
+
+ if ((state & DEVICE_INFO_FLAG_BOOTROM_PRESENT)
+ && (state & DEVICE_INFO_FLAG_OSIMAGE_PRESENT))
+ {
+ // New style handover: Send CMD_START_FLASH, which will reset the board
+ // and enter the bootrom on the next boot.
+ c.cmd = CMD_START_FLASH;
+ SendCommand(&c);
+ fprintf(stderr,"(Press and release the button only to abort)\n");
+ } else {
+ // Old style handover: Ask the user to press the button, then reset the board
+ c.cmd = CMD_HARDWARE_RESET;
+ SendCommand(&c);
+ fprintf(stderr,"Press and hold down button NOW if your bootloader requires it.\n");
+ }
+ fprintf(stderr,"Waiting for Proxmark to reappear on USB...");
+
+ CloseProxmark();
+ sleep(1);
+ while (!OpenProxmark(0)) {
+ sleep(1);
+ fprintf(stderr, ".");
+ }
+ fprintf(stderr," Found.\n");
+
+ return 0;
+ }
+
+ fprintf(stderr, "Error: Unknown Proxmark mode\n");
+ return -1;
+}
+
+static int wait_for_ack(void)
+{
+ UsbCommand ack;
+ ReceiveCommand(&ack);
+ if (ack.cmd != CMD_ACK) {
+ printf("Error: Unexpected reply 0x%04x (expected ACK)\n", ack.cmd);
+ return -1;
+ }
+ return 0;
+}
+
+// Go into flashing mode
+int flash_start_flashing(int enable_bl_writes)
+{
+ uint32_t state;
+
+ if (enter_bootloader() < 0)
+ return -1;
+
+ if (get_proxmark_state(&state) < 0)
+ return -1;
+
+ if (state & DEVICE_INFO_FLAG_UNDERSTANDS_START_FLASH) {
+ // This command is stupid. Why the heck does it care which area we're
+ // flashing, as long as it's not the bootloader area? The mind boggles.
+ UsbCommand c = {CMD_START_FLASH};
+
+ if (enable_bl_writes) {
+ c.arg[0] = FLASH_START;
+ c.arg[1] = FLASH_END;
+ c.arg[2] = START_FLASH_MAGIC;
+ } else {
+ c.arg[0] = BOOTLOADER_END;
+ c.arg[1] = FLASH_END;
+ c.arg[2] = 0;
+ }
+ SendCommand(&c);
+ return wait_for_ack();
+ } else {
+ fprintf(stderr, "Note: Your bootloader does not understand the new START_FLASH command\n");
+ fprintf(stderr, " It is recommended that you update your bootloader\n\n");
+ }
+
+ return 0;
+}
+
+static int write_block(uint32_t address, uint8_t *data, uint32_t length)
+{
+ uint8_t block_buf[BLOCK_SIZE];
+
+ memset(block_buf, 0xFF, BLOCK_SIZE);
+ memcpy(block_buf, data, length);
+
+ UsbCommand c = {CMD_SETUP_WRITE};
+ for (int i = 0; i < 240; i += 48) {
+ memcpy(c.d.asBytes, block_buf + i, 48);
+ c.arg[0] = i / 4;
+ SendCommand(&c);
+ if (wait_for_ack() < 0)
+ return -1;
+ }
+
+ c.cmd = CMD_FINISH_WRITE;
+ c.arg[0] = address;
+ memcpy(c.d.asBytes, block_buf+240, 16);
+ SendCommand(&c);
+ return wait_for_ack();
+}
+
+// Write a file's segments to Flash
+int flash_write(flash_file_t *ctx)
+{
+ fprintf(stderr, "Writing segments for file: %s\n", ctx->filename);
+ for (int i = 0; i < ctx->num_segs; i++) {
+ flash_seg_t *seg = &ctx->segments[i];
+
+ uint32_t length = seg->length;
+ uint32_t blocks = (length + BLOCK_SIZE - 1) / BLOCK_SIZE;
+ uint32_t end = seg->start + length;
+
+ fprintf(stderr, " 0x%08x..0x%08x [0x%x / %d blocks]",
+ seg->start, end - 1, length, blocks);
+
+ int block = 0;
+ uint8_t *data = seg->data;
+ uint32_t baddr = seg->start;
+
+ while (length) {
+ uint32_t block_size = length;
+ if (block_size > BLOCK_SIZE)
+ block_size = BLOCK_SIZE;
+
+ if (write_block(baddr, data, block_size) < 0) {
+ fprintf(stderr, " ERROR\n");
+ fprintf(stderr, "Error writing block %d of %d\n", block, blocks);
+ return -1;
+ }
+
+ data += block_size;
+ baddr += block_size;
+ length -= block_size;
+ block++;
+ fprintf(stderr, ".");
+ }
+ fprintf(stderr, " OK\n");
+ }
+ return 0;
+}
+
+// free a file context
+void flash_free(flash_file_t *ctx)
+{
+ if (!ctx)
+ return;
+ if (ctx->segments) {
+ for (int i = 0; i < ctx->num_segs; i++)
+ free(ctx->segments[i].data);
+ free(ctx->segments);
+ ctx->segments = NULL;
+ ctx->num_segs = 0;
+ }
+}
+
+// just reset the unit
+int flash_stop_flashing(void) {
+ UsbCommand c = {CMD_HARDWARE_RESET};
+ SendCommand(&c);
+ return 0;
+}
--- /dev/null
+//-----------------------------------------------------------------------------
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Flashing utility functions
+//-----------------------------------------------------------------------------
+
+#ifndef __FLASH_H__
+#define __FLASH_H__
+
+#include <stdint.h>
+#include "elf.h"
+
+typedef struct {
+ void *data;
+ uint32_t start;
+ uint32_t length;
+} flash_seg_t;
+
+typedef struct {
+ const char *filename;
+ int can_write_bl;
+ int num_segs;
+ flash_seg_t *segments;
+} flash_file_t;
+
+int flash_load(flash_file_t *ctx, const char *name, int can_write_bl);
+int flash_start_flashing(int enable_bl_writes);
+int flash_write(flash_file_t *ctx);
+void flash_free(flash_file_t *ctx);
+int flash_stop_flashing(void);
+
+#endif
+
--- /dev/null
+//-----------------------------------------------------------------------------
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Flasher frontend tool
+//-----------------------------------------------------------------------------
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "sleep.h"
+#include "proxusb.h"
+#include "flash.h"
+
+static void usage(char *argv0)
+{
+ fprintf(stderr, "Usage: %s [-b] image.elf [image.elf...]\n\n", argv0);
+ fprintf(stderr, "\t-b\tEnable flashing of bootloader area (DANGEROUS)\n\n");
+ fprintf(stderr, "Example: %s path/to/osimage.elf path/to/fpgaimage.elf\n", argv0);
+}
+
+#define MAX_FILES 4
+
+int main(int argc, char **argv)
+{
+ int can_write_bl = 0;
+ int num_files = 0;
+ int res;
+ flash_file_t files[MAX_FILES];
+
+ memset(files, 0, sizeof(files));
+
+ if (argc < 2) {
+ usage(argv[0]);
+ return -1;
+ }
+
+ for (int i = 1; i < argc; i++) {
+ if (argv[i][0] == '-') {
+ if (!strcmp(argv[i], "-b")) {
+ can_write_bl = 1;
+ } else {
+ usage(argv[0]);
+ return -1;
+ }
+ } else {
+ res = flash_load(&files[num_files], argv[i], can_write_bl);
+ if (res < 0) {
+ fprintf(stderr, "Error while loading %s\n", argv[i]);
+ return -1;
+ }
+ fprintf(stderr, "\n");
+ num_files++;
+ }
+ }
+
+ usb_init();
+
+ fprintf(stderr, "Waiting for Proxmark to appear on USB...");
+ while (!OpenProxmark(1)) {
+ sleep(1);
+ fprintf(stderr, ".");
+ }
+ fprintf(stderr, " Found.\n");
+
+ res = flash_start_flashing(can_write_bl);
+ if (res < 0)
+ return -1;
+
+ fprintf(stderr, "\nFlashing...\n");
+
+ for (int i = 0; i < num_files; i++) {
+ res = flash_write(&files[i]);
+ if (res < 0)
+ return -1;
+ flash_free(&files[i]);
+ fprintf(stderr, "\n");
+ }
+
+ fprintf(stderr, "Resetting hardware...\n");
+
+ res = flash_stop_flashing();
+ if (res < 0)
+ return -1;
+
+ CloseProxmark();
+
+ fprintf(stderr, "All done.\n\n");
+ fprintf(stderr, "Have a nice day!\n");
+
+ return 0;
+}
--- /dev/null
+//-----------------------------------------------------------------------------
+// Copyright (C) 2010 Hector Martin "marcan" <marcan@marcansoft.com>
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Endianness convenience functions
+//-----------------------------------------------------------------------------
+
+#ifndef PROXENDIAN_H__
+#define PROXENDIAN_H__
+
+#include <stdint.h>
+
+#ifdef WIN32
+# define HOST_LITTLE_ENDIAN
+#else
+# include <sys/types.h>
+
+# if !defined(BYTE_ORDER) || (BYTE_ORDER != LITTLE_ENDIAN && BYTE_ORDER != BIG_ENDIAN)
+# error Define BYTE_ORDER to be equal to either LITTLE_ENDIAN or BIG_ENDIAN
+# endif
+
+# if BYTE_ORDER == LITTLE_ENDIAN
+# define HOST_LITTLE_ENDIAN
+# endif
+#endif
+
+#ifdef HOST_LITTLE_ENDIAN
+# define le16(x) (x)
+# define le32(x) (x)
+#else
+
+static inline uint16_t le16(uint16_t v)
+{
+ return (v>>8) | (v<<8);
+}
+
+static inline uint32_t le32(uint32_t v)
+{
+ return (le16(v)<<16) | (le16(v>>16));
+}
+#endif // HOST_LITTLE_ENDIAN
+
+#endif // PROXENDIAN_H__
--- /dev/null
+//-----------------------------------------------------------------------------
+// Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
+// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Main binary
+//-----------------------------------------------------------------------------
+
+#ifndef PROXMARK3_H__
+#define PROXMARK3_H__
+
+#define PROXPROMPT "proxmark3> "
+
+#endif
--- /dev/null
+//-----------------------------------------------------------------------------
+// Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
+// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// USB utilities
+//-----------------------------------------------------------------------------
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdbool.h>
+#include <unistd.h>
+#include <usb.h>
+#include <strings.h>
+#include <errno.h>
+
+#include "sleep.h"
+#include "proxusb.h"
+#include "proxmark3.h"
+#include "usb_cmd.h"
+
+// It seems to be missing for mingw
+#ifndef ETIMEDOUT
+#define ETIMEDOUT 116
+#endif
+
+usb_dev_handle *devh = NULL;
+static unsigned int claimed_iface = 0;
+unsigned char return_on_error = 0;
+unsigned char error_occured = 0;
+extern unsigned int current_command;
+
+void SendCommand(UsbCommand *c)
+{
+ int ret;
+
+#if 0
+ printf("Sending %d bytes\n", sizeof(UsbCommand));
+#endif
+ current_command = c->cmd;
+ ret = usb_bulk_write(devh, 0x01, (char*)c, sizeof(UsbCommand), 1000);
+ if (ret<0) {
+ error_occured = 1;
+ if (return_on_error)
+ return;
+
+ fprintf(stderr, "write failed: %s!\nTrying to reopen device...\n",
+ usb_strerror());
+
+ if (devh) {
+ usb_close(devh);
+ devh = NULL;
+ }
+ while(!OpenProxmark(0)) { sleep(1); }
+ printf(PROXPROMPT);
+ fflush(NULL);
+
+ return;
+ }
+}
+
+bool ReceiveCommandPoll(UsbCommand *c)
+{
+ int ret;
+
+ memset(c, 0, sizeof (UsbCommand));
+ ret = usb_bulk_read(devh, 0x82, (char*)c, sizeof(UsbCommand), 500);
+ if (ret<0) {
+ if (ret != -ETIMEDOUT) {
+ error_occured = 1;
+ if (return_on_error)
+ return false;
+
+ fprintf(stderr, "read failed: %s(%d)!\nTrying to reopen device...\n",
+ usb_strerror(), ret);
+
+ if (devh) {
+ usb_close(devh);
+ devh = NULL;
+ }
+ while(!OpenProxmark(0)) { sleep(1); }
+ printf(PROXPROMPT);
+ fflush(NULL);
+
+ return false;
+ }
+ } else {
+ if (ret && (ret < sizeof(UsbCommand))) {
+ fprintf(stderr, "Read only %d instead of requested %d bytes!\n",
+ ret, (int)sizeof(UsbCommand));
+ }
+ }
+
+ return ret > 0;
+}
+
+void ReceiveCommand(UsbCommand *c)
+{
+// printf("%s()\n", __FUNCTION__);
+ int retval = 0;
+ do {
+ retval = ReceiveCommandPoll(c);
+ if (retval != 1) printf("ReceiveCommandPoll returned %d\n", retval);
+ } while(retval<0);
+// printf("recv %x\n", c->cmd);
+}
+
+usb_dev_handle* findProxmark(int verbose, unsigned int *iface)
+{
+ struct usb_bus *busses, *bus;
+ usb_dev_handle *handle = NULL;
+ struct prox_unit units[50];
+ int iUnit = 0;
+
+ usb_find_busses();
+ usb_find_devices();
+
+ busses = usb_get_busses();
+
+ for (bus = busses; bus; bus = bus->next) {
+ struct usb_device *dev;
+
+ for (dev = bus->devices; dev; dev = dev->next) {
+ struct usb_device_descriptor *desc = &(dev->descriptor);
+
+ if ((desc->idProduct == 0x4b8f) && (desc->idVendor == 0x9ac4)) {
+ handle = usb_open(dev);
+ if (!handle) {
+ if (verbose)
+ fprintf(stderr, "open fabiled: %s!\n", usb_strerror());
+ //return NULL;
+ continue;
+ }
+ *iface = dev->config[0].interface[0].altsetting[0].bInterfaceNumber;
+
+ struct prox_unit unit = {handle, {0}};
+ usb_get_string_simple(handle, desc->iSerialNumber, unit.serial_number, sizeof(unit.serial_number));
+ units[iUnit++] = unit;
+
+ //return handle;
+ }
+ }
+ }
+
+ if (iUnit > 0) {
+ int iSelection = 0;
+
+ fprintf(stdout, "\nConnected units:\n");
+
+ for (int i = 0; i < iUnit; i++) {
+ struct usb_device * dev = usb_device(units[i].handle);
+ fprintf(stdout, "\t%d. SN: %s [%s/%s]\n", i+1, units[i].serial_number, dev->bus->dirname, dev->filename);
+ }
+ if (iUnit > 1) {
+ while (iSelection < 1 || iSelection > iUnit) {
+ fprintf(stdout, "Which unit do you want to connect to? ");
+ fscanf(stdin, "%d", &iSelection);
+ }
+ }
+ else
+ iSelection = 1;
+ iSelection --;
+
+ for (int i = 0; i < iUnit; i++) {
+ if (iSelection == i) continue;
+ usb_close(units[i].handle);
+ units[i].handle = NULL;
+ }
+
+ return units[iSelection].handle;
+ }
+
+ return NULL;
+}
+
+usb_dev_handle* OpenProxmark(int verbose)
+{
+ int ret;
+ usb_dev_handle *handle = NULL;
+ unsigned int iface;
+
+ handle = findProxmark(verbose, &iface);
+ if (!handle)
+ return NULL;
+
+#ifdef __linux__
+ /* detach kernel driver first */
+ ret = usb_detach_kernel_driver_np(handle, iface);
+ /* don't complain if no driver attached */
+ if (ret<0 && ret != -61 && verbose)
+ fprintf(stderr, "detach kernel driver failed: (%d) %s!\n", ret, usb_strerror());
+#endif
+
+ // Needed for Windows. Optional for Mac OS and Linux
+ ret = usb_set_configuration(handle, 1);
+ if (ret < 0) {
+ if (verbose)
+ fprintf(stderr, "configuration set failed: %s!\n", usb_strerror());
+ return NULL;
+ }
+
+ ret = usb_claim_interface(handle, iface);
+ if (ret < 0) {
+ if (verbose)
+ fprintf(stderr, "claim failed: %s!\n", usb_strerror());
+ return NULL;
+ }
+ claimed_iface = iface;
+ devh = handle;
+ return handle;
+}
+
+void CloseProxmark(void)
+{
+ usb_release_interface(devh, claimed_iface);
+ usb_close(devh);
+ devh = NULL;
+}
--- /dev/null
+//-----------------------------------------------------------------------------
+// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// USB utilities
+//-----------------------------------------------------------------------------
+
+#ifndef PROXUSB_H__
+#define PROXUSB_H__
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <usb.h>
+#include "usb_cmd.h"
+
+extern unsigned char return_on_error;
+extern unsigned char error_occured;
+
+void SendCommand(UsbCommand *c);
+bool ReceiveCommandPoll(UsbCommand *c);
+void ReceiveCommand(UsbCommand *c);
+struct usb_dev_handle* FindProxmark(int verbose, unsigned int *iface);
+struct usb_dev_handle* OpenProxmark(int verbose);
+void CloseProxmark(void);
+
+struct prox_unit {
+ usb_dev_handle *handle;
+ char serial_number[256];
+};
+
+#endif
--- /dev/null
+//-----------------------------------------------------------------------------
+// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// platform-independant sleep macros
+//-----------------------------------------------------------------------------
+
+#ifndef SLEEP_H__
+#define SLEEP_H__
+
+#ifdef WIN32
+#include <windows.h>
+#define sleep(n) Sleep(1000 * n)
+#define msleep(n) Sleep(n)
+#else
+#include <unistd.h>
+#define msleep(n) usleep(1000 * n)
+#endif
+
+#endif
+
--- /dev/null
+//-----------------------------------------------------------------------------
+// Jonathan Westhues, Mar 2006
+// Edits by Gerhard de Koning Gans, Sep 2007
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Definitions for all the types of commands that may be sent over USB; our
+// own protocol.
+//-----------------------------------------------------------------------------
+
+#ifndef __USB_CMD_H
+#define __USB_CMD_H
+#ifdef _MSC_VER
+typedef DWORD uint32_t;
+typedef BYTE uint8_t;
+#define PACKED
+// stuff
+#else
+#include <stdint.h>
+#include <stdbool.h>
+#define PACKED __attribute__((packed))
+#endif
+
+typedef struct {
+ uint32_t cmd;
+ uint32_t arg[3];
+ union {
+ uint8_t asBytes[48];
+ uint32_t asDwords[12];
+ } d;
+} PACKED UsbCommand;
+
+// For the bootloader
+#define CMD_DEVICE_INFO 0x0000
+#define CMD_SETUP_WRITE 0x0001
+#define CMD_FINISH_WRITE 0x0003
+#define CMD_HARDWARE_RESET 0x0004
+#define CMD_START_FLASH 0x0005
+#define CMD_NACK 0x00fe
+#define CMD_ACK 0x00ff
+
+// For general mucking around
+#define CMD_DEBUG_PRINT_STRING 0x0100
+#define CMD_DEBUG_PRINT_INTEGERS 0x0101
+#define CMD_DEBUG_PRINT_BYTES 0x0102
+#define CMD_LCD_RESET 0x0103
+#define CMD_LCD 0x0104
+#define CMD_BUFF_CLEAR 0x0105
+#define CMD_READ_MEM 0x0106
+#define CMD_VERSION 0x0107
+
+// For low-frequency tags
+#define CMD_READ_TI_TYPE 0x0202
+#define CMD_WRITE_TI_TYPE 0x0203
+#define CMD_DOWNLOADED_RAW_BITS_TI_TYPE 0x0204
+#define CMD_ACQUIRE_RAW_ADC_SAMPLES_125K 0x0205
+#define CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K 0x0206
+#define CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K 0x0207
+#define CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K 0x0208
+#define CMD_DOWNLOADED_SIM_SAMPLES_125K 0x0209
+#define CMD_SIMULATE_TAG_125K 0x020A
+#define CMD_HID_DEMOD_FSK 0x020B
+#define CMD_HID_SIM_TAG 0x020C
+#define CMD_SET_LF_DIVISOR 0x020D
+#define CMD_LF_SIMULATE_BIDIR 0x020E
+#define CMD_SET_ADC_MUX 0x020F
+#define CMD_HID_CLONE_TAG 0x0210
+#define CMD_EM410X_WRITE_TAG 0x0211
+#define CMD_INDALA_CLONE_TAG 0x0212
+// for 224 bits UID
+#define CMD_INDALA_CLONE_TAG_L 0x0213
+
+/* CMD_SET_ADC_MUX: ext1 is 0 for lopkd, 1 for loraw, 2 for hipkd, 3 for hiraw */
+
+// For the 13.56 MHz tags
+#define CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693 0x0300
+#define CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_14443 0x0301
+#define CMD_READ_SRI512_TAG 0x0303
+#define CMD_READ_SRIX4K_TAG 0x0304
+#define CMD_READER_ISO_15693 0x0310
+#define CMD_SIMTAG_ISO_15693 0x0311
+#define CMD_RECORD_RAW_ADC_SAMPLES_ISO_15693 0x0312
+#define CMD_ISO_15693_COMMAND 0x0313
+#define CMD_ISO_15693_COMMAND_DONE 0x0314
+#define CMD_ISO_15693_FIND_AFI 0x0315
+#define CMD_ISO_15693_DEBUG 0x0316
+
+// For Hitag2 transponders
+#define CMD_SNOOP_HITAG 0x0370
+#define CMD_SIMULATE_HITAG 0x0371
+#define CMD_READER_HITAG 0x0372
+
+#define CMD_SIMULATE_TAG_HF_LISTEN 0x0380
+#define CMD_SIMULATE_TAG_ISO_14443 0x0381
+#define CMD_SNOOP_ISO_14443 0x0382
+#define CMD_SNOOP_ISO_14443a 0x0383
+#define CMD_SIMULATE_TAG_ISO_14443a 0x0384
+#define CMD_READER_ISO_14443a 0x0385
+#define CMD_SIMULATE_TAG_LEGIC_RF 0x0387
+#define CMD_READER_LEGIC_RF 0x0388
+#define CMD_WRITER_LEGIC_RF 0x0389
+#define CMD_EPA_PACE_COLLECT_NONCE 0x038A
+
+#define CMD_SNOOP_ICLASS 0x0392
+#define CMD_SIMULATE_TAG_ICLASS 0x0393
+#define CMD_READER_ICLASS 0x0394
+
+// For measurements of the antenna tuning
+#define CMD_MEASURE_ANTENNA_TUNING 0x0400
+#define CMD_MEASURE_ANTENNA_TUNING_HF 0x0401
+#define CMD_MEASURED_ANTENNA_TUNING 0x0410
+#define CMD_LISTEN_READER_FIELD 0x0420
+
+// For direct FPGA control
+#define CMD_FPGA_MAJOR_MODE_OFF 0x0500
+
+// For mifare commands
+#define CMD_MIFARE_SET_DBGMODE 0x0600
+#define CMD_MIFARE_EML_MEMCLR 0x0601
+#define CMD_MIFARE_EML_MEMSET 0x0602
+#define CMD_MIFARE_EML_MEMGET 0x0603
+#define CMD_MIFARE_EML_CARDLOAD 0x0604
+#define CMD_MIFARE_EML_CSETBLOCK 0x0605
+#define CMD_MIFARE_EML_CGETBLOCK 0x0606
+
+#define CMD_SIMULATE_MIFARE_CARD 0x0610
+
+#define CMD_READER_MIFARE 0x0611
+#define CMD_MIFARE_NESTED 0x0612
+
+#define CMD_MIFARE_READBL 0x0620
+#define CMD_MIFARE_READSC 0x0621
+#define CMD_MIFARE_WRITEBL 0x0622
+#define CMD_MIFARE_CHKKEYS 0x0623
+
+#define CMD_MIFARE_SNIFFER 0x0630
+
+#define CMD_UNKNOWN 0xFFFF
+
+// CMD_DEVICE_INFO response packet has flags in arg[0], flag definitions:
+/* Whether a bootloader that understands the common_area is present */
+#define DEVICE_INFO_FLAG_BOOTROM_PRESENT (1<<0)
+
+/* Whether a osimage that understands the common_area is present */
+#define DEVICE_INFO_FLAG_OSIMAGE_PRESENT (1<<1)
+
+/* Set if the bootloader is currently executing */
+#define DEVICE_INFO_FLAG_CURRENT_MODE_BOOTROM (1<<2)
+
+/* Set if the OS is currently executing */
+#define DEVICE_INFO_FLAG_CURRENT_MODE_OS (1<<3)
+
+/* Set if this device understands the extend start flash command */
+#define DEVICE_INFO_FLAG_UNDERSTANDS_START_FLASH (1<<4)
+
+/* CMD_START_FLASH may have three arguments: start of area to flash,
+ end of area to flash, optional magic.
+ The bootrom will not allow to overwrite itself unless this magic
+ is given as third parameter */
+
+#define START_FLASH_MAGIC 0x54494f44 // 'DOIT'
+
+#endif
#define POLARSSL_DES_H
//#include "config.h"
-
+/**
+ * \def POLARSSL_CIPHER_MODE_CBC
+ *
+ * Enable Cipher Block Chaining mode (CBC) for symmetric ciphers.
+ */
+#define POLARSSL_CIPHER_MODE_CBC
+
#include <string.h>
#if defined(_MSC_VER) && !defined(EFIX64) && !defined(EFI32)
CMD_EM4X_WRITE_WORD = 0x0219,
CMD_IO_DEMOD_FSK = 0x021A,
CMD_IO_CLONE_TAG = 0x021B,
- CMD_EM410X_DEMOD = 0x021C,
+ CMD_EM410X_DEMOD = 0x021c,
--/* CMD_SET_ADC_MUX: ext1 is 0 for lopkd, 1 for loraw, 2 for hipkd, 3 for hiraw */
--// For the 13.56 MHz tags
local _names = {
--[[
--]]
+ ["0000"]="WHIRLWIND",
+ ["0100"]="SONIC BOOM",
+ ["0200"]="WARNADO",
+ ["0300"]="LIGHTNINGROD",
["0400"]="BASH",
- ["1600"]="BOOMER" ,
- ["1800"]="CAMO",
- ["3000"]="CHOPCHOP" ,
- ["2000"]="CYNDER",
- ["6400"]="JET-VAC",
- ["6700"]="FLASHWING",
- ["7000"]="TREE REX",
- ["7100"]="LIGHTCORE SHROOMBOOM",
- ["1C00"]="DARK SPYRO",
+ ["0500"]="TERRAFIN",
["0600"]="DINORANG" ,
- ["1200"]="DOUBLE TROUBLE" ,
- ["1500"]="DRILLSERGEANT" ,
- ["1400"]="DROBOT",
- ["0900"]="LIGHTCORE ERUPTOR" ,
- ["0B00"]="FLAMESLINGER" ,
- ["1F00"]="GHOST ROASTER",
- ["0E00"]="GILL GRUNT" ,
- ["1D00"]="HEX",
- ["0A00"]="IGNITOR",
- ["0300"]="LIGHTNINGROD",
["0700"]="LIGHTCORE PRISM BREAK",
- ["1500"]="SLAMBAM",
- ["0100"]="SONIC BOOM",
- ["1000"]="SPYRO",
- ["1A00"]="STEALTH ELF",
- ["1B00"]="STUMP SMASH",
["0800"]="SUNBURN",
- ["0500"]="TERRAFIN",
- ["1300"]="TRIGGER HAPPY",
- ["1100"]="VOODOOD",
- ["0200"]="WARNADO",
+ ["0900"]="LIGHTCORE ERUPTOR",
+ ["0A00"]="IGNITOR",
+ ["0B00"]="FLAMESLINGER",
+ ["0C00"]="ZAP",
["0D00"]="WHAM SHELL",
- ["0000"]="WHIRLWIND",
+ ["0E00"]="GILL GRUNT",
+ ["0F00"]="SLAMBAM",
+ ["1000"]="SPYRO",
+ ["1100"]="VOODOOD",
+ ["1200"]="DOUBLE TROUBLE",
+ ["1300"]="TRIGGER HAPPY",
+ ["1400"]="DROBOT",
+ ["1500"]="DRILLSERGEANT",
+ ["1600"]="BOOMER",
["1700"]="WRECKING BALL",
- ["0C00"]="ZAP",
+ ["1800"]="CAMO",
["1900"]="ZOOK",
- ["0300"]="DRAGON",
- ["012D"]="ICE",
- ["012E"]="PIRATE",
- ["0130"]="PVPUNLOCK",
- ["012F"]="UNDEAD",
- ["0200"]="ANVIL" ,
- ["CB00"]="CROSSED SWORDS",
- ["CC00"]="HOURGLASS",
- ["CA00"]="REGENERATION",
+ ["1A00"]="STEALTH ELF",
+ ["1B00"]="STUMP SMASH",
+ ["1D00"]="HEX",
+ ["1C00"]="DARK SPYRO",
+ ["1E00"]="CHOPCHOP",
+ ["1F00"]="GHOST ROASTER",
+ ["2000"]="CYNDER",
+ --[[
+ GIANTS
+ --]]
+ ["6400"]="GIANT JET-VAC",
+ ["6500"]="GIANT SWARM",
+ ["6600"]="GIANT CRUSHER",
+ ["6700"]="GIANT FLASHWING",
+ ["6800"]="GIANT HOTHEAD",
+ ["6900"]="GIANT HOTDOG",
+ ["6A00"]="GIANT CHILL",
+ ["6B00"]="GIANT THUMPBACK",
+ ["6C00"]="GIANT POPFIZZ",
+ ["6D00"]="GIANT NINJINI",
+ ["6E00"]="GIANT BOUNCER",
+ ["6F00"]="GIANT SPROCKET",
+ ["7000"]="GIANT TREE REX",
+ ["7100"]="LIGHTCORE SHROOMBOOM",
+ ["7200"]="GIANT EYEBROAWL",
+ ["7300"]="GIANT FRIGHTRIDER",
+
+ --[[
+ ITEM
+ --]]
+ ["C800"]="ANVIL",
["C900"]="SECRET STASH",
+ ["CA00"]="REGENERATION",
["CD00"]="SHIELD",
- ["CF00"]="SPARX",
+ ["CB00"]="CROSSED SWORDS",
+ ["CC00"]="HOURGLASS",
["CE00"]="SPEED BOOTS",
+ ["CF00"]="SPARX",
+ ["D000"]="CANNON",
+ ["D100"]="SCORPIONSTRIKER",
+
+ --[[
+ ITEM TRAPS
+ --]]
+ ["D200"]="MAGIC TRAP",
+ ["D300"]="WATER TRAP",
+ ["D400"]="AIR TRAP",
+ ["D600"]="TECH TRAP",
+ ["D700"]="FIRE TRAP",
+ ["D800"]="EARTH TRAP",
+ ["D900"]="LIFE TRAP",
+ ["DA00"]="DARK TRAP",
+ ["DB00"]="LIGHT TRAP",
+ ["DC00"]="KAOS TRAP",
+
+ --[[
+ ITEM
+ --]]
+ ["E600"]="HAND OF FATE",
+ ["E700"]="PIGGYBANK",
+ ["E800"]="ROCKET RAM",
+ ["E900"]="TIKI SPEAKY",
+
+
+ --[[
+ EXPANSION
+ --]]
+ ["012C"]="DRAGON",
+ ["012D"]="ICE",
+ ["012E"]="PIRATE",
+ ["012F"]="UNDEAD",
+ ["0130"]="PVPUNLOCK",
+ ["0131"]="MIRROR OF MYSTERY",
+ ["0132"]="NIGHTMARE EXPRESS",
+ ["0133"]="SUNSCRAPER SPIRE",
+ ["0134"]="MIDNIGHT MUSEUM",
+
+ --[[
+ LEGENDARY
+ --]]
["0194"]="LEGENDARY BASH",
- ["0430"]="LEGENDARY CHOPCHOP",
["01A0"]="LEGENDARY SPYRO",
["01A3"]="LEGENDARY TRIGGER HAPPY",
- ["0202"]="PET GILL GRUNT",
- ["020E"]="PET STEALTH ELF",
+ ["01AE"]="LEGENDARY CHOPCHOP",
+
+ --[[
+ TRAPTEAM
+ --]]
+ ["01C2"]="TRAPTEAM GUSTO",
+ ["01C3"]="TRAPTEAM THUNDERBOLT",
+ ["01C4"]="TRAPTEAM FLINGKONG",
+ ["01C5"]="TRAPTEAM BLADES",
+ ["01C6"]="TRAPTEAM WALLOP",
+ ["01C7"]="TRAPTEAM HEADRUSH",
+ ["01C8"]="TRAPTEAM FISTBUMP",
+ ["01C9"]="TRAPTEAM ROCKYROLL",
+ ["01CA"]="TRAPTEAM WILDFIRE",
+ ["01CB"]="TRAPTEAM KABOOM",
+ ["01CC"]="TRAPTEAM TRAILBLAZER",
+ ["01CD"]="TRAPTEAM TORCH",
+ ["01CE"]="TRAPTEAM SNAPSHOT",
+ ["01CF"]="TRAPTEAM LOBSTAR",
+ ["01D0"]="TRAPTEAM FLIPWRECK",
+ ["01D1"]="TRAPTEAM ECHO",
+ ["01D2"]="TRAPTEAM BLASTERMIND",
+ ["01D3"]="TRAPTEAM ENIGMA",
+ ["01D4"]="TRAPTEAM DEJAVU",
+ ["01D5"]="TRAPTEAM COBRA CADABRA",
+ ["01D6"]="TRAPTEAM JAWBREAKER",
+ ["01D7"]="TRAPTEAM GEARSHIFT",
+ ["01D8"]="TRAPTEAM CHOPPER",
+ ["01D9"]="TRAPTEAM TREADHEAD",
+ ["01DA"]="TRAPTEAM BUSHWHACK",
+ ["01DB"]="TRAPTEAM TUFF LUCK",
+ ["01DC"]="TRAPTEAM FOODFIGHT",
+ ["01DD"]="TRAPTEAM HIGHFIVE",
+ ["01DE"]="TRAPTEAM KRYPTKING",
+ ["01DF"]="TRAPTEAM SHORTCUT",
+ ["01E0"]="TRAPTEAM BATSPIN",
+ ["01E1"]="TRAPTEAM FUNNYBONE",
+ ["01E2"]="TRAPTEAM KNIGHTLIGHT",
+ ["01E3"]="TRAPTEAM SPOTLIGHT",
+ ["01E4"]="TRAPTEAM KNIGHTMARE",
+ ["01E5"]="TRAPTEAM BLACKOUT",
+
+ --[[
+ PET
+ --]]
+ ["01F6"]="PET BOP",
+ ["01F7"]="PET SPRY",
+ ["01F8"]="PET HIJINX",
["01F9"]="PET TERRAFIN",
+ ["01FA"]="PET BREEZE",
+ ["01FB"]="PET WEERUPTOR",
+ ["01FC"]="PET PETVAC",
+ ["01FD"]="PET SMALLFRY",
+ ["01FE"]="PET DROBIT",
+ ["0202"]="PET GILL GRUNT",
["0207"]="PET TRIGGER HAPPY",
+ ["020E"]="PET STEALTH ELF",
+ ["021C"]="PET BARKLEY",
+ ["021D"]="PET THUMPLING",
+ ["021E"]="PET MINI JINI",
+ ["021F"]="PET EYE SMALL",
+
+ --[[
+ SWAP FORCE
+ --]]
+ ["0BB8"]="SWAPFORCE SCRATCH",
+ ["0BB9"]="SWAPFORCE POPTHORN",
+ ["0BBA"]="SWAPFORCE SLOBBER TOOTH",
+ ["0BBB"]="SWAPFORCE SCORP",
+ ["0BBC"]="SWAPFORCE HOG WILD FRYNO",
+ ["0BBD"]="SWAPFORCE SMOLDER DASH",
+ ["0BBE"]="SWAPFORCE BUMBLE BLAST",
+ ["0BBF"]="SWAPFORCE ZOOLOU",
+ ["0BC0"]="SWAPFORCE DUNE BUG",
+ ["0BC1"]="SWAPFORCE STAR STRIKE",
+ ["0BC2"]="SWAPFORCE COUNTDOWN",
+ ["0BC3"]="SWAPFORCE WINDUP",
+ ["0BC4"]="SWAPFORCE ROLLER BRAWL",
+ ["0BC5"]="SWAPFORCE GRIM CREEPER",
+ ["0BC6"]="SWAPFORCE RIPTIDE",
+ ["0BC7"]="SWAPFORCE PUNKSHOCK",
}
return _names
return retval\r
end,\r
\r
+ -- input parameter is a string\r
+ -- Swaps the endianess and returns a string, \r
+ -- IE: 'cd7a' -> '7acd' -> 0x7acd\r
+ SwapEndiannessStr = function(s, len)\r
+ if s == nil then return nil end\r
+ if #s == 0 then return '' end\r
+ if type(s) ~= 'string' then return nil end\r
+ \r
+ local retval\r
+ if len == 16 then\r
+ retval = s:sub(3,4)..s:sub(1,2)\r
+ elseif len == 24 then\r
+ retval = s:sub(5,6)..s:sub(3,4)..s:sub(1,2)\r
+ elseif len == 32 then\r
+ retval = s:sub(7,8)..s:sub(5,6)..s:sub(3,4)..s:sub(1,2)\r
+ end\r
+ return retval\r
+ end, \r
------------ CONVERSIONS\r
\r
--\r
local B,K,OUT,I,D=16,"0123456789ABCDEF","",0\r
while IN>0 do\r
I=I+1\r
- IN,D=math.floor(IN/B),math.mod(IN,B)+1\r
+ IN , D = math.floor(IN/B), math.modf(IN,B)+1\r
OUT=string.sub(K,D,D)..OUT\r
end\r
return OUT\r
// "MAGIC" CARD\r
\r
int mfCSetUID(uint8_t *uid, uint8_t *oldUID, bool wantWipe) {\r
+ \r
+ uint8_t oldblock0[16] = {0x00};\r
uint8_t block0[16] = {0x00};\r
memcpy(block0, uid, 4); \r
block0[4] = block0[0]^block0[1]^block0[2]^block0[3]; // Mifare UID BCC\r
// mifare classic SAK(byte 5) and ATQA(byte 6 and 7)\r
- block0[5] = 0x08;\r
- block0[6] = 0x04;\r
- block0[7] = 0x00;\r
+ //block0[5] = 0x08;\r
+ //block0[6] = 0x04;\r
+ //block0[7] = 0x00;\r
+ \r
+ block0[5] = 0x01; //sak\r
+ block0[6] = 0x01;\r
+ block0[7] = 0x0f;\r
\r
+ int old = mfCGetBlock(0, oldblock0, CSETBLOCK_SINGLE_OPER);\r
+ if ( old == 0) {\r
+ memcpy(block0+8, oldblock0+8, 8);\r
+ PrintAndLog("block 0: %s", sprint_hex(block0,16));\r
+ } else {\r
+ PrintAndLog("Couldn't get olddata. Will write over the last bytes of Block 0.");\r
+ }\r
return mfCSetBlock(0, block0, oldUID, wantWipe, CSETBLOCK_SINGLE_OPER);\r
}\r
\r
UsbCommand resp;\r
if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {\r
isOK = resp.arg[0] & 0xff;\r
- if (uid != NULL) memcpy(uid, resp.d.asBytes, 4);\r
- if (!isOK) return 2;\r
+ if (uid != NULL) \r
+ memcpy(uid, resp.d.asBytes, 4);\r
+ if (!isOK) \r
+ return 2;\r
} else {\r
PrintAndLog("Command execute timeout");\r
return 1;\r
static uint8_t trailerAccessBytes[4] = {0x08, 0x77, 0x8F, 0x00};\r
\r
// variables\r
-char logHexFileName[200] = {0x00};\r
+char logHexFileName[FILE_PATH_SIZE] = {0x00};\r
static uint8_t traceCard[4096] = {0x00};\r
-static char traceFileName[200] = {0x00};\r
+static char traceFileName[FILE_PATH_SIZE] = {0x00};\r
static int traceState = TRACE_IDLE;\r
static uint8_t traceCurBlock = 0;\r
static uint8_t traceCurKey = 0;\r
\r
int loadTraceCard(uint8_t *tuid) {\r
FILE * f;\r
- char buf[64];\r
- uint8_t buf8[64];\r
+ char buf[64] = {0x00};\r
+ uint8_t buf8[64] = {0x00};\r
int i, blockNum;\r
\r
- if (!isTraceCardEmpty()) saveTraceCard();\r
+ if (!isTraceCardEmpty()) \r
+ saveTraceCard();\r
+ \r
memset(traceCard, 0x00, 4096);\r
memcpy(traceCard, tuid + 3, 4);\r
+\r
FillFileNameByUID(traceFileName, tuid, ".eml", 7);\r
\r
f = fopen(traceFileName, "r");\r
- if (!f) return 1;\r
+ if (!f) {\r
+ fclose(f);\r
+ return 1;\r
+ }\r
\r
blockNum = 0;\r
+ \r
while(!feof(f)){\r
+ \r
memset(buf, 0, sizeof(buf));\r
if (fgets(buf, sizeof(buf), f) == NULL) {\r
PrintAndLog("File reading error.");\r
if ((!strlen(traceFileName)) || (isTraceCardEmpty())) return 0;\r
\r
f = fopen(traceFileName, "w+");\r
+ if ( !f ) {\r
+ fclose(f);\r
+ return 1;\r
+ }\r
+ \r
for (int i = 0; i < 64; i++) { // blocks\r
for (int j = 0; j < 16; j++) // bytes\r
fprintf(f, "%02x", *(traceCard + i * 16 + j)); \r
fprintf(f,"\n");\r
}\r
fclose(f);\r
-\r
return 0;\r
}\r
\r
int mfTraceInit(uint8_t *tuid, uint8_t *atqa, uint8_t sak, bool wantSaveToEmlFile) {\r
\r
- if (traceCrypto1) crypto1_destroy(traceCrypto1);\r
+ if (traceCrypto1) \r
+ crypto1_destroy(traceCrypto1);\r
+\r
traceCrypto1 = NULL;\r
\r
- if (wantSaveToEmlFile) loadTraceCard(tuid);\r
+ if (wantSaveToEmlFile) \r
+ loadTraceCard(tuid);\r
+ \r
traceCard[4] = traceCard[0] ^ traceCard[1] ^ traceCard[2] ^ traceCard[3];\r
traceCard[5] = sak;\r
memcpy(&traceCard[6], atqa, 2);\r
int foundKey[2];\r
} sector;\r
\r
-extern char logHexFileName[200];\r
+extern char logHexFileName[FILE_PATH_SIZE];\r
\r
int mfnested(uint8_t blockNo, uint8_t keyType, uint8_t * key, uint8_t trgBlockNo, uint8_t trgKeyType, uint8_t * ResultKeys, bool calibrate);\r
int mfCheckKeys (uint8_t blockNo, uint8_t keyType, uint8_t keycnt, uint8_t * keyBlock, uint64_t * key);\r
--- /dev/null
+local getopt = require('getopt')
+
+example = "script run remagic"
+author = "Iceman"
+
+desc =
+[[
+This is a script that tries to bring back a chinese magic card (1k generation1)
+from the dead when it's block 0 has been written with bad values.
+
+Arguments:
+ -h this help
+]]
+---
+-- A debug printout-function
+function dbg(args)
+ if DEBUG then
+ print("###", args)
+ end
+end
+---
+-- This is only meant to be used when errors occur
+function oops(err)
+ print("ERROR: ",err)
+end
+
+---
+-- Usage help
+function help()
+ print(desc)
+ print("Example usage")
+ print(example)
+end
+
+---
+-- The main entry point
+function main(args)
+
+
+ -- Read the parameters
+ for o, a in getopt.getopt(args, 'h') do
+ if o == "h" then help() return end
+ end
+
+ local _cmds = {
+ --[[
+ --]]
+ [0] = "hf 14a raw -p -a -b 7 40",
+ [1] = "hf 14a raw -p -a 43",
+ [2] = "hf 14a raw -c -p -a A000",
+ [3] = "hf 14a raw -c -p -a 01 02 03 04 04 98 02 00 00 00 00 00 00 00 10 01",
+ }
+ core.clearCommandBuffer()
+
+ local i
+ --for _,c in pairs(_cmds) do
+ for i = 0, 3 do
+ print ( _cmds[i] )
+ core.console( _cmds[i] )
+ end
+end
+
+main(args)
--- /dev/null
+local cmds = require('commands')
+local getopt = require('getopt')
+local bin = require('bin')
+local utils = require('utils')
+local dumplib = require('html_dumplib')
+
+example =[[
+ 1. script run tracetest
+ 2. script run tracetest -o
+
+]]
+author = "Iceman"
+usage = "script run test_t55x7_psk -o <filename>"
+desc =[[
+This script will program a T55x7 TAG with the configuration: block 0x00 data 0x00088040
+The outlined procedure is as following:
+
+"lf t55xx write 0 00088040"
+"lf read"
+"data samples"
+"data pskdet"
+"data psknrz"
+"data pskindala"
+"data psknrzraw"
+
+Loop OUTER:
+ change the configuretion block 0 with:
+ -xxxx8xxx = PSK RF/2 with Manchester modulation
+ -xxxx1xxx = PSK RF/2 with PSK1 modulation (phase change when input changes)
+ -xxxx2xxx = PSK RF/2 with PSk2 modulation (phase change on bitclk if input high)
+ -xxxx3xxx = PSK RF/2 with PSk3 modulation (phase change on rising edge of input)
+ Loop INNER
+ for each outer configuration, also do
+ XXXXX0XX = PSK RF/2
+ XXXXX4XX = PSK RF/4
+ XXXXX8XX = PSK RF/8
+
+In all 12 individual test for the PSK demod
+
+Arguments:
+ -h : this help
+ -o : logfile name
+]]
+
+local TIMEOUT = 2000 -- Shouldn't take longer than 2 seconds
+local DEBUG = true -- the debug flag
+
+--BLOCK 0 = 00088040
+local config1 = '0008'
+local config2 = '40'
+
+local procedurecmds = {
+ [1] = '%s%s%s%s',
+ [2] = 'lf read',
+ --[3] = '',
+ [3] = 'data samples',
+ [4] = 'data pskdetectclock',
+ [5] = 'data psknrzrawdemod',
+ [6] = 'data pskindalademod',
+}
+
+---
+-- A debug printout-function
+function dbg(args)
+ if not DEBUG then
+ return
+ end
+
+ if type(args) == "table" then
+ local i = 1
+ while args[i] do
+ dbg(args[i])
+ i = i+1
+ end
+ else
+ print("###", args)
+ end
+end
+---
+-- This is only meant to be used when errors occur
+function oops(err)
+ print("ERROR: ",err)
+end
+---
+-- Usage help
+function help()
+ print(desc)
+ print("Example usage")
+ print(example)
+end
+--
+-- Exit message
+function ExitMsg(msg)
+ print( string.rep('--',20) )
+ print( string.rep('--',20) )
+ print(msg)
+ print()
+end
+
+function pskTest(modulation)
+ local y
+ for y = 0, 8, 4 do
+ for _ = 1, #procedurecmds do
+ local cmd = procedurecmds[_]
+
+ if #cmd == 0 then
+
+ elseif _ == 1 then
+
+ dbg("Writing to T55x7 TAG")
+
+ local configdata = cmd:format( config1, modulation , y, config2)
+
+ dbg( configdata)
+
+ local writecommand = Command:new{cmd = cmds.CMD_T55XX_WRITE_BLOCK, arg1 = configdata ,arg2 = 0, arg3 = 0}
+ local err = core.SendCommand(writecommand:getBytes())
+ if err then return oops(err) end
+ local response = core.WaitForResponseTimeout(cmds.CMD_ACK,TIMEOUT)
+
+ if response then
+ local count,cmd,arg0 = bin.unpack('LL',response)
+ if(arg0==1) then
+ dbg("Writing success")
+ else
+ return nil, "Couldn't read block.."
+ end
+ end
+
+ else
+ dbg(cmd)
+ core.console( cmd )
+ end
+ end
+ core.clearCommandBuffer()
+ end
+ print( string.rep('--',20) )
+
+end
+
+local function main(args)
+
+ print( string.rep('--',20) )
+ print( string.rep('--',20) )
+
+ local outputTemplate = os.date("testpsk_%Y-%m-%d_%H%M%S")
+
+ -- Arguments for the script
+ for o, arg in getopt.getopt(args, 'ho:') do
+ if o == "h" then return help() end
+ if o == "o" then outputTemplate = arg end
+ end
+
+ core.clearCommandBuffer()
+
+ pskTest(1)
+ pskTest(2)
+ pskTest(3)
+ pskTest(8)
+
+ print( string.rep('--',20) )
+end
+main(args)
+
+-- Where it iterates over
+ -- xxxx8xxx = PSK RF/2 with Manchester modulation
+ -- xxxx1xxx = PSK RF/2 with PSK1 modulation (phase change when input changes)
+ -- xxxx2xxx = PSK RF/2 with PSk2 modulation (phase change on bitclk if input high)
+ -- xxxx3xxx = PSK RF/2 with PSk3 modulation (phase change on rising edge of input)
+
+ -- XXXXX0XX = PSK RF/2
+ -- XXXXX4XX = PSK RF/4
+ -- XXXXX8XX = PSK RF/8
\ No newline at end of file
end
end
+
+ local uid = block0:sub(1,8)
+ local itemtype = block1:sub(1,4)
+ local cardid = block1:sub(9,24)
+ local traptype = block1:sub(25,28)
+
-- Write dump to files
if not DEBUG then
- local foo = dumplib.SaveAsBinary(bindata, outputTemplate..'.bin')
+ local foo = dumplib.SaveAsBinary(bindata, outputTemplate..'_uid_'..uid..'.bin')
print(("Wrote a BIN dump to the file %s"):format(foo))
- local bar = dumplib.SaveAsText(emldata, outputTemplate..'.eml')
+ local bar = dumplib.SaveAsText(emldata, outputTemplate..'_uid_'..uid..'.eml')
print(("Wrote a EML dump to the file %s"):format(bar))
end
- local uid = block0:sub(1,8)
- local itemtype = block1:sub(1,4)
- local cardid = block1:sub(9,24)
-
-- Show info
print( string.rep('--',20) )
- print( (' ITEM TYPE : 0x%s - %s'):format(itemtype, toyNames[itemtype]) )
- print( (' UID : 0x%s'):format(uid) )
- print( (' CARDID : 0x%s'):format(cardid ) )
+ print( (' ITEM TYPE : 0x%s - %s'):format(itemtype, toyNames[itemtype]) )
+ print( (' Alter ego / traptype : 0x%s'):format(traptype) )
+ print( (' UID : 0x%s'):format(uid) )
+ print( (' CARDID : 0x%s'):format(cardid ) )
+
print( string.rep('--',20) )
end
local cmdSetDbgOff = "hf mf dbg 0"
core.console( cmdSetDbgOff)
- -- Look for tag present on reader,
- result, err = lib14a.read1443a(false)
- if not result then return oops(err) end
+ -- if not loadFromDump then
+ -- -- Look for tag present on reader,
+ -- result, err = lib14a.read1443a(false)
+ -- if not result then return oops(err) end
- core.clearCommandBuffer()
+ -- core.clearCommandBuffer()
- if 0x01 ~= result.sak then -- NXP MIFARE TNP3xxx
- return oops('This is not a TNP3xxx tag. aborting.')
- end
+ -- if 0x01 ~= result.sak then -- NXP MIFARE TNP3xxx
+ -- return oops('This is not a TNP3xxx tag. aborting.')
+ -- end
- -- Show tag info
- print((' Found tag : %s'):format(result.name))
+ -- -- Show tag info
+ -- print((' Found tag : %s'):format(result.name))
+ -- end
-- Load dump.bin file
print( (' Load data from %s'):format(inputTemplate))
err = LoadEmulator(blocks)
if err then return oops(err) end
core.clearCommandBuffer()
- print('The simulation is now prepared.\n --> run \"hf mf sim 5 '..uid..'\" <--')
+ print('The simulation is now prepared.\n --> run \"hf mf sim u '..uid..' x\" <--')
end
end
main(args)
\ No newline at end of file
--- /dev/null
+local cmds = require('commands')
+local getopt = require('getopt')
+local bin = require('bin')
+local utils = require('utils')
+local dumplib = require('html_dumplib')
+
+example =[[
+ 1. script run tracetest
+ 2. script run tracetest -o
+
+]]
+author = "Iceman"
+usage = "script run tracetest -o <filename>"
+desc =[[
+This script will load several traces files in ../traces/ folder and do
+"data load"
+"lf search"
+
+Arguments:
+ -h : this help
+ -o : logfile name
+]]
+
+local TIMEOUT = 2000 -- Shouldn't take longer than 2 seconds
+local DEBUG = true -- the debug flag
+---
+-- A debug printout-function
+function dbg(args)
+ if not DEBUG then
+ return
+ end
+
+ if type(args) == "table" then
+ local i = 1
+ while result[i] do
+ dbg(result[i])
+ i = i+1
+ end
+ else
+ print("###", args)
+ end
+end
+---
+-- This is only meant to be used when errors occur
+function oops(err)
+ print("ERROR: ",err)
+end
+---
+-- Usage help
+function help()
+ print(desc)
+ print("Example usage")
+ print(example)
+end
+--
+-- Exit message
+function ExitMsg(msg)
+ print( string.rep('--',20) )
+ print( string.rep('--',20) )
+ print(msg)
+ print()
+end
+
+
+local function main(args)
+
+ print( string.rep('--',20) )
+ print( string.rep('--',20) )
+
+ local cmdDataLoad = 'data load %s';
+ local tracesEM = "find '../traces/' -iname 'em*.pm3' -type f"
+ local tracesMOD = "find '../traces/' -iname 'm*.pm3' -type f"
+
+ local outputTemplate = os.date("testtest_%Y-%m-%d_%H%M%S")
+
+ -- Arguments for the script
+ for o, arg in getopt.getopt(args, 'ho:') do
+ if o == "h" then return help() end
+ if o == "o" then outputTemplate = arg end
+ end
+
+ core.clearCommandBuffer()
+
+ local files = {}
+
+ -- Find a set of traces staring with EM
+ local p = assert( io.popen(tracesEM))
+ for file in p:lines() do
+ table.insert(files, file)
+ end
+ p.close();
+
+ -- Find a set of traces staring with MOD
+ p = assert( io.popen(tracesMOD) )
+ for file in p:lines() do
+ table.insert(files, file)
+ end
+ p.close();
+
+ local cmdLFSEARCH = "lf search 1"
+
+ -- main loop
+ io.write('Starting to test traces > ')
+ for _,file in pairs(files) do
+
+ local x = "data load "..file
+ dbg(x)
+ core.console(x)
+
+ dbg(cmdLFSEARCH)
+ core.console(cmdLFSEARCH)
+
+ core.clearCommandBuffer()
+
+ if core.ukbhit() then
+ print("aborted by user")
+ break
+ end
+ end
+ io.write('\n')
+
+ -- Write dump to files
+ if not DEBUG then
+ local bar = dumplib.SaveAsText(emldata, outputTemplate..'.txt')
+ print(("Wrote output to: %s"):format(bar))
+ end
+
+ -- Show info
+ print( string.rep('--',20) )
+
+end
+main(args)
\ No newline at end of file
return 0;
}
+
char param_getchar(const char *line, int paramnum)
{
int bg, en;
return param_get8ex(line, paramnum, 10, 0);
}
+/**
+ * @brief Reads a decimal integer (actually, 0-254, not 255)
+ * @param line
+ * @param paramnum
+ * @return -1 if error
+ */
+uint8_t param_getdec(const char *line, int paramnum, uint8_t *destination)
+{
+ uint8_t val = param_get8ex(line, paramnum, 255, 10);
+ printf("read %i", (int8_t ) val);
+ if( (int8_t) val == -1) return 1;
+ (*destination) = val;
+ return 0;
+}
+/**
+ * @brief Checks if param is decimal
+ * @param line
+ * @param paramnum
+ * @return
+ */
+uint8_t param_isdec(const char *line, int paramnum)
+{
+ int bg, en;
+ //TODO, check more thorougly
+ if (!param_getptr(line, &bg, &en, paramnum)) return 1;
+ // return strtoul(&line[bg], NULL, 10) & 0xff;
+
+ return 0;
+}
+
uint8_t param_get8ex(const char *line, int paramnum, int deflt, int base)
{
int bg, en;
uint8_t param_get8ex(const char *line, int paramnum, int deflt, int base);
uint32_t param_get32ex(const char *line, int paramnum, int deflt, int base);
uint64_t param_get64ex(const char *line, int paramnum, int deflt, int base);
+uint8_t param_getdec(const char *line, int paramnum, uint8_t *destination);
+uint8_t param_isdec(const char *line, int paramnum);
int param_gethex(const char *line, int paramnum, uint8_t * data, int hexcnt);
int param_getstr(const char *line, int paramnum, char * str);
#ifndef _PROXMARK_CMD_H_\r
#define _PROXMARK_CMD_H_\r
\r
-#include <common.h>\r
-#include <usb_cmd.h>\r
+#include "common.h"\r
+#include "usb_cmd.h"\r
#include "usb_cdc.h"\r
\r
bool cmd_receive(UsbCommand* cmd);\r
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
-// Low frequency commands
+// Low frequency demod/decode commands
//-----------------------------------------------------------------------------
#include <stdlib.h>
#include <string.h>
#include "lfdemod.h"
+
+uint8_t justNoise(uint8_t *BitStream, size_t size)
+{
+ static const uint8_t THRESHOLD = 123;
+ //test samples are not just noise
+ uint8_t justNoise1 = 1;
+ for(size_t idx=0; idx < size && justNoise1 ;idx++){
+ justNoise1 = BitStream[idx] < THRESHOLD;
+ }
+ return justNoise1;
+}
+
//by marshmellow
-//takes 1s and 0s and searches for EM410x format - output EM ID
-uint64_t Em410xDecode(uint8_t *BitStream, size_t size)
+//get high and low with passed in fuzz factor. also return noise test = 1 for passed or 0 for only noise
+int getHiLo(uint8_t *BitStream, size_t size, int *high, int *low, uint8_t fuzzHi, uint8_t fuzzLo)
{
- //no arguments needed - built this way in case we want this to be a direct call from "data " cmds in the future
- // otherwise could be a void with no arguments
- //set defaults
- uint64_t lo=0;
- uint32_t i = 0;
- if (BitStream[10]>1){ //allow only 1s and 0s
- // PrintAndLog("no data found");
- return 0;
+ *high=0;
+ *low=255;
+ // get high and low thresholds
+ for (int i=0; i < size; i++){
+ if (BitStream[i] > *high) *high = BitStream[i];
+ if (BitStream[i] < *low) *low = BitStream[i];
}
- uint8_t parityTest=0;
- // 111111111 bit pattern represent start of frame
- uint8_t frame_marker_mask[] = {1,1,1,1,1,1,1,1,1};
- uint32_t idx = 0;
- uint32_t ii=0;
- uint8_t resetCnt = 0;
- while( (idx + 64) < size) {
- restart:
- // search for a start of frame marker
- if ( memcmp(BitStream+idx, frame_marker_mask, sizeof(frame_marker_mask)) == 0)
- { // frame marker found
- idx+=9;
- for (i=0; i<10;i++){
- for(ii=0; ii<5; ++ii){
- parityTest ^= BitStream[(i*5)+ii+idx];
- }
- if (!parityTest){
- parityTest=0;
- for (ii=0; ii<4;++ii){
- lo=(lo<<1LL)|(BitStream[(i*5)+ii+idx]);
- }
- //PrintAndLog("DEBUG: EM parity passed parity val: %d, i:%d, ii:%d,idx:%d, Buffer: %d%d%d%d%d,lo: %d",parityTest,i,ii,idx,BitStream[idx+ii+(i*5)-5],BitStream[idx+ii+(i*5)-4],BitStream[idx+ii+(i*5)-3],BitStream[idx+ii+(i*5)-2],BitStream[idx+ii+(i*5)-1],lo);
- }else {//parity failed
- //PrintAndLog("DEBUG: EM parity failed parity val: %d, i:%d, ii:%d,idx:%d, Buffer: %d%d%d%d%d",parityTest,i,ii,idx,BitStream[idx+ii+(i*5)-5],BitStream[idx+ii+(i*5)-4],BitStream[idx+ii+(i*5)-3],BitStream[idx+ii+(i*5)-2],BitStream[idx+ii+(i*5)-1]);
- parityTest=0;
- idx-=8;
- if (resetCnt>5)return 0; //try 5 times
- resetCnt++;
- goto restart;//continue;
- }
- }
- //skip last 5 bit parity test for simplicity.
- return lo;
- }else{
- idx++;
- }
+ if (*high < 123) return -1; // just noise
+ *high = (int)(((*high-128)*(((float)fuzzHi)/100))+128);
+ *low = (int)(((*low-128)*(((float)fuzzLo)/100))+128);
+ return 1;
+}
+
+// by marshmellow
+// pass bits to be tested in bits, length bits passed in bitLen, and parity type (even=0 | odd=1) in pType
+// returns 1 if passed
+uint8_t parityTest(uint32_t bits, uint8_t bitLen, uint8_t pType)
+{
+ uint8_t ans = 0;
+ for (uint8_t i = 0; i < bitLen; i++){
+ ans ^= ((bits >> i) & 1);
}
- return 0;
+ //PrintAndLog("DEBUG: ans: %d, ptype: %d",ans,pType);
+ return (ans == pType);
+}
+
+//by marshmellow
+//search for given preamble in given BitStream and return startIndex and length
+uint8_t preambleSearch(uint8_t *BitStream, uint8_t *preamble, size_t pLen, size_t *size, size_t *startIdx)
+{
+ uint8_t foundCnt=0;
+ for (int idx=0; idx < *size - pLen; idx++){
+ if (memcmp(BitStream+idx, preamble, pLen) == 0){
+ //first index found
+ foundCnt++;
+ if (foundCnt == 1){
+ *startIdx = idx;
+ }
+ if (foundCnt == 2){
+ *size = idx - *startIdx;
+ return 1;
+ }
+ }
+ }
+ return 0;
+}
+
+
+//by marshmellow
+//takes 1s and 0s and searches for EM410x format - output EM ID
+uint64_t Em410xDecode(uint8_t *BitStream, size_t *size, size_t *startIdx)
+{
+ //no arguments needed - built this way in case we want this to be a direct call from "data " cmds in the future
+ // otherwise could be a void with no arguments
+ //set defaults
+ uint64_t lo=0;
+ uint32_t i = 0;
+ if (BitStream[1]>1){ //allow only 1s and 0s
+ // PrintAndLog("no data found");
+ return 0;
+ }
+ // 111111111 bit pattern represent start of frame
+ uint8_t preamble[] = {1,1,1,1,1,1,1,1,1};
+ uint32_t idx = 0;
+ uint32_t parityBits = 0;
+ uint8_t errChk = 0;
+ *startIdx = 0;
+ for (uint8_t extraBitChk=0; extraBitChk<5; extraBitChk++){
+ errChk = preambleSearch(BitStream+extraBitChk+*startIdx, preamble, sizeof(preamble), size, startIdx);
+ if (errChk == 0) return 0;
+ idx = *startIdx + 9;
+ for (i=0; i<10;i++){ //loop through 10 sets of 5 bits (50-10p = 40 bits)
+ parityBits = bytebits_to_byte(BitStream+(i*5)+idx,5);
+ //check even parity
+ if (parityTest(parityBits, 5, 0) == 0){
+ //parity failed try next bit (in the case of 1111111111) but last 9 = preamble
+ startIdx++;
+ errChk = 0;
+ break;
+ }
+ for (uint8_t ii=0; ii<4; ii++){
+ lo = (lo << 1LL) | (BitStream[(i*5)+ii+idx]);
+ }
+ }
+ if (errChk != 0) return lo;
+ //skip last 5 bit parity test for simplicity.
+ // *size = 64;
+ }
+ return 0;
}
//by marshmellow
int askmandemod(uint8_t *BinStream, size_t *size, int *clk, int *invert)
{
int i;
- int high = 0, low = 255;
+ int clk2=*clk;
*clk=DetectASKClock(BinStream, *size, *clk); //clock default
- if (*clk<8) *clk =64;
- if (*clk<32) *clk=32;
+ // if autodetected too low then adjust //MAY NEED ADJUSTMENT
+ if (clk2==0 && *clk<8) *clk =64;
+ if (clk2==0 && *clk<32) *clk=32;
if (*invert != 0 && *invert != 1) *invert=0;
uint32_t initLoopMax = 200;
if (initLoopMax > *size) initLoopMax=*size;
// Detect high and lows
- for (i = 0; i < initLoopMax; ++i) //200 samples should be enough to find high and low values
- {
- if (BinStream[i] > high)
- high = BinStream[i];
- else if (BinStream[i] < low)
- low = BinStream[i];
- }
- if ((high < 129) ){ //throw away static (anything < 1 graph)
- //PrintAndLog("no data found");
- return -2;
- }
- //25% fuzz in case highs and lows aren't clipped [marshmellow]
- high=(int)(((high-128)*.75)+128);
- low= (int)(((low-128)*.75)+128);
+ // 25% fuzz in case highs and lows aren't clipped [marshmellow]
+ int high, low, ans;
+ ans = getHiLo(BinStream, initLoopMax, &high, &low, 75, 75);
+ if (ans<1) return -2; //just noise
- //PrintAndLog("DEBUG - valid high: %d - valid low: %d",high,low);
+ // PrintAndLog("DEBUG - valid high: %d - valid low: %d",high,low);
int lastBit = 0; //set first clock check
uint32_t bitnum = 0; //output counter
int tol = 0; //clock tolerance adjust - waves will be accepted as within the clock if they fall + or - this value + clock from last valid wave
- if (*clk==32)tol=1; //clock tolerance may not be needed anymore currently set to + or - 1 but could be increased for poor waves or removed entirely
+ if (*clk<=32)tol=1; //clock tolerance may not be needed anymore currently set to + or - 1 but could be increased for poor waves or removed entirely
int iii = 0;
uint32_t gLen = *size;
if (gLen > 3000) gLen=3000;
uint32_t bestStart = *size;
uint32_t bestErrCnt = (*size/1000);
uint32_t maxErr = (*size/1000);
- //PrintAndLog("DEBUG - lastbit - %d",lastBit);
- //loop to find first wave that works
+ // PrintAndLog("DEBUG - lastbit - %d",lastBit);
+ // loop to find first wave that works
for (iii=0; iii < gLen; ++iii){
if ((BinStream[iii] >= high) || (BinStream[iii] <= low)){
lastBit=iii-*clk;
errCnt=0;
- //loop through to see if this start location works
+ // loop through to see if this start location works
for (i = iii; i < *size; ++i) {
if ((BinStream[i] >= high) && ((i-lastBit) > (*clk-tol))){
lastBit+=*clk;
return bestErrCnt;
}
+//by marshmellow
+//encode binary data into binary manchester
+int ManchesterEncode(uint8_t *BitStream, size_t size)
+{
+ size_t modIdx=20000, i=0;
+ if (size>modIdx) return -1;
+ for (size_t idx=0; idx < size; idx++){
+ BitStream[idx+modIdx++] = BitStream[idx];
+ BitStream[idx+modIdx++] = BitStream[idx]^1;
+ }
+ for (; i<(size*2); i++){
+ BitStream[i] = BitStream[i+20000];
+ }
+ return i;
+}
+
//by marshmellow
//take 10 and 01 and manchester decode
//run through 2 times and take least errCnt
return errCnt;
}
-
//by marshmellow
//take 01 or 10 = 0 and 11 or 00 = 1
-int BiphaseRawDecode(uint8_t *BitStream, size_t *size, int offset)
+int BiphaseRawDecode(uint8_t *BitStream, size_t *size, int offset, int invert)
{
uint8_t bitnum=0;
uint32_t errCnt =0;
- uint32_t i=1;
+ uint32_t i;
i=offset;
- for (;i<*size-2;i+=2){
+ for (;i<*size-2; i+=2){
if((BitStream[i]==1 && BitStream[i+1]==0) || (BitStream[i]==0 && BitStream[i+1]==1)){
- BitStream[bitnum++]=1;
+ BitStream[bitnum++]=1^invert;
} else if((BitStream[i]==0 && BitStream[i+1]==0) || (BitStream[i]==1 && BitStream[i+1]==1)){
- BitStream[bitnum++]=0;
+ BitStream[bitnum++]=invert;
} else {
BitStream[bitnum++]=77;
errCnt++;
{
uint32_t i;
// int invert=0; //invert default
- int high = 0, low = 255;
+ int clk2 = *clk;
*clk=DetectASKClock(BinStream, *size, *clk); //clock default
- uint8_t BitStream[502] = {0};
+ //uint8_t BitStream[502] = {0};
- if (*clk<8) *clk =64;
- if (*clk<32) *clk=32;
+ //HACK: if clock not detected correctly - default
+ if (clk2==0 && *clk<8) *clk =64;
+ if (clk2==0 && *clk<32 && clk2==0) *clk=32;
if (*invert != 0 && *invert != 1) *invert =0;
uint32_t initLoopMax = 200;
if (initLoopMax > *size) initLoopMax=*size;
// Detect high and lows
- for (i = 0; i < initLoopMax; ++i) //200 samples should be plenty to find high and low values
- {
- if (BinStream[i] > high)
- high = BinStream[i];
- else if (BinStream[i] < low)
- low = BinStream[i];
- }
- if ((high < 129)){ //throw away static high has to be more than 0 on graph.
- //noise <= -10 here
- // PrintAndLog("no data found");
- return -2;
- }
//25% fuzz in case highs and lows aren't clipped [marshmellow]
- high=(int)(((high-128)*.75)+128);
- low= (int)(((low-128)*.75)+128);
+ int high, low, ans;
+ ans = getHiLo(BinStream, initLoopMax, &high, &low, 75, 75);
+ if (ans<1) return -2; //just noise
//PrintAndLog("DEBUG - valid high: %d - valid low: %d",high,low);
int lastBit = 0; //set first clock check
uint8_t errCnt =0;
uint32_t bestStart = *size;
uint32_t bestErrCnt = (*size/1000);
+ uint32_t maxErr = bestErrCnt;
uint8_t midBit=0;
//PrintAndLog("DEBUG - lastbit - %d",lastBit);
//loop to find first wave that works
for (i = iii; i < *size; ++i) {
if ((BinStream[i] >= high) && ((i-lastBit)>(*clk-tol))){
lastBit+=*clk;
- BitStream[bitnum] = *invert;
- bitnum++;
midBit=0;
} else if ((BinStream[i] <= low) && ((i-lastBit)>(*clk-tol))){
//low found and we are expecting a bar
lastBit+=*clk;
- BitStream[bitnum] = 1- *invert;
- bitnum++;
midBit=0;
} else if ((BinStream[i]<=low) && (midBit==0) && ((i-lastBit)>((*clk/2)-tol))){
//mid bar?
midBit=1;
- BitStream[bitnum]= 1- *invert;
- bitnum++;
} else if ((BinStream[i]>=high) && (midBit==0) && ((i-lastBit)>((*clk/2)-tol))){
//mid bar?
midBit=1;
- BitStream[bitnum]= *invert;
- bitnum++;
} else if ((i-lastBit)>((*clk/2)+tol) && (midBit==0)){
//no mid bar found
midBit=1;
- BitStream[bitnum]= BitStream[bitnum-1];
- bitnum++;
} else {
//mid value found or no bar supposed to be here
//should have hit a high or low based on clock!!
//debug
//PrintAndLog("DEBUG - no wave in expected area - location: %d, expected: %d-%d, lastBit: %d - resetting search",i,(lastBit+(clk-((int)(tol)))),(lastBit+(clk+((int)(tol)))),lastBit);
- if (bitnum > 0){
- BitStream[bitnum]=77;
- bitnum++;
- }
errCnt++;
lastBit+=*clk;//skip over until hit too many errors
if (errCnt > ((*size/1000))){ //allow 1 error for every 1000 samples else start over
errCnt=0;
- bitnum=0;//start over
break;
}
}
}
- if (bitnum>500) break;
+ if ((i-iii)>(500 * *clk)) break; //got enough bits
}
//we got more than 64 good bits and not all errors
- if ((bitnum > (64+errCnt)) && (errCnt<(*size/1000))) {
+ if ((((i-iii)/ *clk) > (64+errCnt)) && (errCnt<(*size/1000))) {
//possible good read
- if (errCnt==0) break; //great read - finish
- if (bestStart == iii) break; //if current run == bestErrCnt run (after exhausted testing) then finish
+ if (errCnt==0){
+ bestStart=iii;
+ bestErrCnt=errCnt;
+ break; //great read - finish
+ }
if (errCnt<bestErrCnt){ //set this as new best run
bestErrCnt=errCnt;
bestStart = iii;
}
}
}
- if (iii>=gLen){ //exhausted test
- //if there was a ok test go back to that one and re-run the best run (then dump after that run)
- if (bestErrCnt < (*size/1000)) iii=bestStart;
- }
}
- if (bitnum>16){
- for (i=0; i < bitnum; ++i){
- BinStream[i]=BitStream[i];
+ if (bestErrCnt<maxErr){
+ //best run is good enough - set to best run and overwrite BinStream
+ iii=bestStart;
+ lastBit = bestStart - *clk;
+ bitnum=0;
+ for (i = iii; i < *size; ++i) {
+ if ((BinStream[i] >= high) && ((i-lastBit) > (*clk-tol))){
+ lastBit += *clk;
+ BinStream[bitnum] = *invert;
+ bitnum++;
+ midBit=0;
+ } else if ((BinStream[i] <= low) && ((i-lastBit) > (*clk-tol))){
+ //low found and we are expecting a bar
+ lastBit+=*clk;
+ BinStream[bitnum] = 1-*invert;
+ bitnum++;
+ midBit=0;
+ } else if ((BinStream[i]<=low) && (midBit==0) && ((i-lastBit)>((*clk/2)-tol))){
+ //mid bar?
+ midBit=1;
+ BinStream[bitnum] = 1 - *invert;
+ bitnum++;
+ } else if ((BinStream[i]>=high) && (midBit==0) && ((i-lastBit)>((*clk/2)-tol))){
+ //mid bar?
+ midBit=1;
+ BinStream[bitnum] = *invert;
+ bitnum++;
+ } else if ((i-lastBit)>((*clk/2)+tol) && (midBit==0)){
+ //no mid bar found
+ midBit=1;
+ if (bitnum!=0) BinStream[bitnum] = BinStream[bitnum-1];
+ bitnum++;
+
+ } else {
+ //mid value found or no bar supposed to be here
+ if ((i-lastBit)>(*clk+tol)){
+ //should have hit a high or low based on clock!!
+
+ //debug
+ //PrintAndLog("DEBUG - no wave in expected area - location: %d, expected: %d-%d, lastBit: %d - resetting search",i,(lastBit+(clk-((int)(tol)))),(lastBit+(clk+((int)(tol)))),lastBit);
+ if (bitnum > 0){
+ BinStream[bitnum]=77;
+ bitnum++;
+ }
+
+ lastBit+=*clk;//skip over error
+ }
+ }
+ if (bitnum >=400) break;
}
*size=bitnum;
- } else return -1;
- return errCnt;
+ } else{
+ *invert=bestStart;
+ *clk=iii;
+ return -1;
+ }
+ return bestErrCnt;
}
//translate wave to 11111100000 (1 for each short wave 0 for each long wave)
size_t fsk_wave_demod(uint8_t * dest, size_t size, uint8_t fchigh, uint8_t fclow)
size = aggregate_bits(dest, size, rfLen, 192, invert, fchigh, fclow);
return size;
}
+
// loop to get raw HID waveform then FSK demodulate the TAG ID from it
-int HIDdemodFSK(uint8_t *dest, size_t size, uint32_t *hi2, uint32_t *hi, uint32_t *lo)
+int HIDdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo)
{
+ if (justNoise(dest, *size)) return -1;
+
+ size_t numStart=0, size2=*size, startIdx=0;
+ // FSK demodulator
+ *size = fskdemod(dest, size2,50,1,10,8); //fsk2a
+ if (*size < 96) return -2;
+ // 00011101 bit pattern represent start of frame, 01 pattern represents a 0 and 10 represents a 1
+ uint8_t preamble[] = {0,0,0,1,1,1,0,1};
+ // find bitstring in array
+ uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), size, &startIdx);
+ if (errChk == 0) return -3; //preamble not found
+
+ numStart = startIdx + sizeof(preamble);
+ // final loop, go over previously decoded FSK data and manchester decode into usable tag ID
+ for (size_t idx = numStart; (idx-numStart) < *size - sizeof(preamble); idx+=2){
+ if (dest[idx] == dest[idx+1]){
+ return -4; //not manchester data
+ }
+ *hi2 = (*hi2<<1)|(*hi>>31);
+ *hi = (*hi<<1)|(*lo>>31);
+ //Then, shift in a 0 or one into low
+ if (dest[idx] && !dest[idx+1]) // 1 0
+ *lo=(*lo<<1)|1;
+ else // 0 1
+ *lo=(*lo<<1)|0;
+ }
+ return (int)startIdx;
+}
- size_t idx=0; //, found=0; //size=0,
+// loop to get raw paradox waveform then FSK demodulate the TAG ID from it
+int ParadoxdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo)
+{
+ if (justNoise(dest, *size)) return -1;
+
+ size_t numStart=0, size2=*size, startIdx=0;
// FSK demodulator
- size = fskdemod(dest, size,50,0,10,8);
-
- // final loop, go over previously decoded manchester data and decode into usable tag ID
- // 111000 bit pattern represent start of frame, 01 pattern represents a 1 and 10 represents a 0
- uint8_t frame_marker_mask[] = {1,1,1,0,0,0};
- int numshifts = 0;
- idx = 0;
- //one scan
- while( idx + sizeof(frame_marker_mask) < size) {
- // search for a start of frame marker
- if ( memcmp(dest+idx, frame_marker_mask, sizeof(frame_marker_mask)) == 0)
- { // frame marker found
- idx+=sizeof(frame_marker_mask);
- while(dest[idx] != dest[idx+1] && idx < size-2)
- {
- // Keep going until next frame marker (or error)
- // Shift in a bit. Start by shifting high registers
- *hi2 = (*hi2<<1)|(*hi>>31);
- *hi = (*hi<<1)|(*lo>>31);
- //Then, shift in a 0 or one into low
- if (dest[idx] && !dest[idx+1]) // 1 0
- *lo=(*lo<<1)|0;
- else // 0 1
- *lo=(*lo<<1)|1;
- numshifts++;
- idx += 2;
- }
- // Hopefully, we read a tag and hit upon the next frame marker
- if(idx + sizeof(frame_marker_mask) < size)
- {
- if ( memcmp(dest+idx, frame_marker_mask, sizeof(frame_marker_mask)) == 0)
- {
- //good return
- return idx;
- }
- }
- // reset
- *hi2 = *hi = *lo = 0;
- numshifts = 0;
- }else {
- idx++;
- }
+ *size = fskdemod(dest, size2,50,1,10,8); //fsk2a
+ if (*size < 96) return -2;
+
+ // 00001111 bit pattern represent start of frame, 01 pattern represents a 0 and 10 represents a 1
+ uint8_t preamble[] = {0,0,0,0,1,1,1,1};
+
+ uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), size, &startIdx);
+ if (errChk == 0) return -3; //preamble not found
+
+ numStart = startIdx + sizeof(preamble);
+ // final loop, go over previously decoded FSK data and manchester decode into usable tag ID
+ for (size_t idx = numStart; (idx-numStart) < *size - sizeof(preamble); idx+=2){
+ if (dest[idx] == dest[idx+1])
+ return -4; //not manchester data
+ *hi2 = (*hi2<<1)|(*hi>>31);
+ *hi = (*hi<<1)|(*lo>>31);
+ //Then, shift in a 0 or one into low
+ if (dest[idx] && !dest[idx+1]) // 1 0
+ *lo=(*lo<<1)|1;
+ else // 0 1
+ *lo=(*lo<<1)|0;
}
- return -1;
+ return (int)startIdx;
}
uint32_t bytebits_to_byte(uint8_t* src, size_t numbits)
int IOdemodFSK(uint8_t *dest, size_t size)
{
- static const uint8_t THRESHOLD = 129;
- uint32_t idx=0;
+ if (justNoise(dest, size)) return -1;
//make sure buffer has data
- if (size < 66) return -1;
- //test samples are not just noise
- uint8_t justNoise = 1;
- for(idx=0;idx< size && justNoise ;idx++){
- justNoise = dest[idx] < THRESHOLD;
- }
- if(justNoise) return 0;
-
+ if (size < 66*64) return -2;
// FSK demodulator
- size = fskdemod(dest, size, 64, 1, 10, 8); // RF/64 and invert
- if (size < 65) return -1; //did we get a good demod?
+ size = fskdemod(dest, size, 64, 1, 10, 8); // FSK2a RF/64
+ if (size < 65) return -3; //did we get a good demod?
//Index map
//0 10 20 30 40 50 60
//| | | | | | |
//
//XSF(version)facility:codeone+codetwo
//Handle the data
- uint8_t mask[] = {0,0,0,0,0,0,0,0,0,1};
- for( idx=0; idx < (size - 65); idx++) {
- if ( memcmp(dest + idx, mask, sizeof(mask))==0) {
- //frame marker found
- if (!dest[idx+8] && dest[idx+17]==1 && dest[idx+26]==1 && dest[idx+35]==1 && dest[idx+44]==1 && dest[idx+53]==1){
- //confirmed proper separator bits found
- //return start position
- return (int) idx;
- }
+ size_t startIdx = 0;
+ uint8_t preamble[] = {0,0,0,0,0,0,0,0,0,1};
+ uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), &size, &startIdx);
+ if (errChk == 0) return -4; //preamble not found
+
+ if (!dest[startIdx+8] && dest[startIdx+17]==1 && dest[startIdx+26]==1 && dest[startIdx+35]==1 && dest[startIdx+44]==1 && dest[startIdx+53]==1){
+ //confirmed proper separator bits found
+ //return start position
+ return (int) startIdx;
+ }
+ return -5;
+}
+
+// by marshmellow
+// takes a array of binary values, start position, length of bits per parity (includes parity bit),
+// Parity Type (1 for odd 0 for even), and binary Length (length to run)
+size_t removeParity(uint8_t *BitStream, size_t startIdx, uint8_t pLen, uint8_t pType, size_t bLen)
+{
+ uint32_t parityWd = 0;
+ size_t j = 0, bitCnt = 0;
+ for (int word = 0; word < (bLen); word+=pLen){
+ for (int bit=0; bit < pLen; bit++){
+ parityWd = (parityWd << 1) | BitStream[startIdx+word+bit];
+ BitStream[j++] = (BitStream[startIdx+word+bit]);
}
+ j--;
+ // if parity fails then return 0
+ if (parityTest(parityWd, pLen, pType) == 0) return -1;
+ bitCnt+=(pLen-1);
+ parityWd = 0;
}
- return 0;
+ // if we got here then all the parities passed
+ //return ID start index and size
+ return bitCnt;
+}
+
+// by marshmellow
+// FSK Demod then try to locate an AWID ID
+int AWIDdemodFSK(uint8_t *dest, size_t *size)
+{
+ //make sure buffer has enough data
+ if (*size < 96*50) return -1;
+
+ if (justNoise(dest, *size)) return -2;
+
+ // FSK demodulator
+ *size = fskdemod(dest, *size, 50, 1, 10, 8); // fsk2a RF/50
+ if (*size < 96) return -3; //did we get a good demod?
+
+ uint8_t preamble[] = {0,0,0,0,0,0,0,1};
+ size_t startIdx = 0;
+ uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), size, &startIdx);
+ if (errChk == 0) return -4; //preamble not found
+ if (*size != 96) return -5;
+ return (int)startIdx;
+}
+
+// by marshmellow
+// FSK Demod then try to locate an Farpointe Data (pyramid) ID
+int PyramiddemodFSK(uint8_t *dest, size_t *size)
+{
+ //make sure buffer has data
+ if (*size < 128*50) return -5;
+
+ //test samples are not just noise
+ if (justNoise(dest, *size)) return -1;
+
+ // FSK demodulator
+ *size = fskdemod(dest, *size, 50, 1, 10, 8); // fsk2a RF/50
+ if (*size < 128) return -2; //did we get a good demod?
+
+ uint8_t preamble[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1};
+ size_t startIdx = 0;
+ uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), size, &startIdx);
+ if (errChk == 0) return -4; //preamble not found
+ if (*size != 128) return -3;
+ return (int)startIdx;
}
// by marshmellow
// maybe somehow adjust peak trimming value based on samples to fix?
int DetectASKClock(uint8_t dest[], size_t size, int clock)
{
- int i=0;
- int peak=0;
- int low=255;
- int clk[]={16,32,40,50,64,100,128,256};
- int loopCnt = 256; //don't need to loop through entire array...
- if (size<loopCnt) loopCnt = size;
+ int i=0;
+ int clk[]={8,16,32,40,50,64,100,128,256};
+ int loopCnt = 256; //don't need to loop through entire array...
+ if (size<loopCnt) loopCnt = size;
- //if we already have a valid clock quit
- for (;i<8;++i)
- if (clk[i] == clock) return clock;
+ //if we already have a valid clock quit
+
+ for (;i<8;++i)
+ if (clk[i] == clock) return clock;
- //get high and low peak
- for (i=0; i < loopCnt; ++i){
- if(dest[i] > peak){
- peak = dest[i];
- }
- if(dest[i] < low){
- low = dest[i];
- }
- }
- peak=(int)(((peak-128)*.75)+128);
- low= (int)(((low-128)*.75)+128);
- int ii;
- int clkCnt;
- int tol = 0;
- int bestErr[]={1000,1000,1000,1000,1000,1000,1000,1000};
- int errCnt=0;
- //test each valid clock from smallest to greatest to see which lines up
- for(clkCnt=0; clkCnt < 6; ++clkCnt){
- if (clk[clkCnt] == 32){
- tol=1;
- }else{
- tol=0;
- }
- bestErr[clkCnt]=1000;
- //try lining up the peaks by moving starting point (try first 256)
- for (ii=0; ii< loopCnt; ++ii){
- if ((dest[ii] >= peak) || (dest[ii] <= low)){
- errCnt=0;
- // now that we have the first one lined up test rest of wave array
- for (i=0; i<((int)(size/clk[clkCnt])-1); ++i){
- if (dest[ii+(i*clk[clkCnt])]>=peak || dest[ii+(i*clk[clkCnt])]<=low){
- }else if(dest[ii+(i*clk[clkCnt])-tol]>=peak || dest[ii+(i*clk[clkCnt])-tol]<=low){
- }else if(dest[ii+(i*clk[clkCnt])+tol]>=peak || dest[ii+(i*clk[clkCnt])+tol]<=low){
- }else{ //error no peak detected
- errCnt++;
- }
- }
- //if we found no errors this is correct one - return this clock
- if(errCnt==0) return clk[clkCnt];
- //if we found errors see if it is lowest so far and save it as best run
- if(errCnt<bestErr[clkCnt]) bestErr[clkCnt]=errCnt;
- }
- }
- }
- int iii=0;
- int best=0;
- for (iii=0; iii<7;++iii){
- if (bestErr[iii]<bestErr[best]){
- // current best bit to error ratio vs new bit to error ratio
- if (((size/clk[best])/bestErr[best] < (size/clk[iii])/bestErr[iii]) ){
- best = iii;
- }
- }
- }
- return clk[best];
+ //get high and low peak
+ int peak, low;
+ getHiLo(dest, loopCnt, &peak, &low, 75, 75);
+
+ int ii;
+ int clkCnt;
+ int tol = 0;
+ int bestErr[]={1000,1000,1000,1000,1000,1000,1000,1000,1000};
+ int errCnt=0;
+ //test each valid clock from smallest to greatest to see which lines up
+ for(clkCnt=0; clkCnt < 8; ++clkCnt){
+ if (clk[clkCnt] == 32){
+ tol=1;
+ }else{
+ tol=0;
+ }
+ bestErr[clkCnt]=1000;
+ //try lining up the peaks by moving starting point (try first 256)
+ for (ii=0; ii < loopCnt; ++ii){
+ if ((dest[ii] >= peak) || (dest[ii] <= low)){
+ errCnt=0;
+ // now that we have the first one lined up test rest of wave array
+ for (i=0; i<((int)((size-ii-tol)/clk[clkCnt])-1); ++i){
+ if (dest[ii+(i*clk[clkCnt])]>=peak || dest[ii+(i*clk[clkCnt])]<=low){
+ }else if(dest[ii+(i*clk[clkCnt])-tol]>=peak || dest[ii+(i*clk[clkCnt])-tol]<=low){
+ }else if(dest[ii+(i*clk[clkCnt])+tol]>=peak || dest[ii+(i*clk[clkCnt])+tol]<=low){
+ }else{ //error no peak detected
+ errCnt++;
+ }
+ }
+ //if we found no errors then we can stop here
+ // this is correct one - return this clock
+ //PrintAndLog("DEBUG: clk %d, err %d, ii %d, i %d",clk[clkCnt],errCnt,ii,i);
+ if(errCnt==0 && clkCnt<6) return clk[clkCnt];
+ //if we found errors see if it is lowest so far and save it as best run
+ if(errCnt<bestErr[clkCnt]) bestErr[clkCnt]=errCnt;
+ }
+ }
+ }
+ uint8_t iii=0;
+ uint8_t best=0;
+ for (iii=0; iii<8; ++iii){
+ if (bestErr[iii]<bestErr[best]){
+ if (bestErr[iii]==0) bestErr[iii]=1;
+ // current best bit to error ratio vs new bit to error ratio
+ if (((size/clk[best])/bestErr[best] < (size/clk[iii])/bestErr[iii]) ){
+ best = iii;
+ }
+ }
+ }
+ return clk[best];
}
//by marshmellow
int DetectpskNRZClock(uint8_t dest[], size_t size, int clock)
{
int i=0;
- int peak=0;
- int low=255;
int clk[]={16,32,40,50,64,100,128,256};
int loopCnt = 2048; //don't need to loop through entire array...
if (size<loopCnt) loopCnt = size;
//if we already have a valid clock quit
- for (; i < 8; ++i)
+ for (; i < 7; ++i)
if (clk[i] == clock) return clock;
//get high and low peak
- for (i=0; i < loopCnt; ++i){
- if(dest[i] > peak){
- peak = dest[i];
- }
- if(dest[i] < low){
- low = dest[i];
- }
- }
- peak=(int)(((peak-128)*.75)+128);
- low= (int)(((low-128)*.75)+128);
+ int peak, low;
+ getHiLo(dest, loopCnt, &peak, &low, 75, 75);
+
//PrintAndLog("DEBUG: peak: %d, low: %d",peak,low);
int ii;
uint8_t clkCnt;
uint8_t tol = 0;
int peakcnt=0;
int errCnt=0;
- int bestErr[]={1000,1000,1000,1000,1000,1000,1000,1000,1000};
- int peaksdet[]={0,0,0,0,0,0,0,0,0};
+ int bestErr[]={1000,1000,1000,1000,1000,1000,1000,1000};
+ int peaksdet[]={0,0,0,0,0,0,0,0};
//test each valid clock from smallest to greatest to see which lines up
- for(clkCnt=0; clkCnt < 6; ++clkCnt){
- if (clk[clkCnt] == 32){
+ for(clkCnt=0; clkCnt < 7; ++clkCnt){
+ if (clk[clkCnt] <= 32){
tol=1;
}else{
tol=0;
errCnt=0;
peakcnt=0;
// now that we have the first one lined up test rest of wave array
- for (i=0; i < ((int)(size/clk[clkCnt])-1); ++i){
+ for (i=0; i < ((int)((size-ii-tol)/clk[clkCnt])-1); ++i){
if (dest[ii+(i*clk[clkCnt])]>=peak || dest[ii+(i*clk[clkCnt])]<=low){
peakcnt++;
}else if(dest[ii+(i*clk[clkCnt])-tol]>=peak || dest[ii+(i*clk[clkCnt])-tol]<=low){
return clk[best];
}
-//by marshmellow (attempt to get rid of high immediately after a low)
-void pskCleanWave(uint8_t *bitStream, size_t size)
+// by marshmellow (attempt to get rid of high immediately after a low)
+void pskCleanWave(uint8_t *BitStream, size_t size)
{
int i;
- int low=255;
- int high=0;
int gap = 4;
- // int loopMax = 2048;
- int newLow=0;
+ int newLow=0;
int newHigh=0;
- for (i=0; i < size; ++i){
- if (bitStream[i] < low) low=bitStream[i];
- if (bitStream[i] > high) high=bitStream[i];
- }
- high = (int)(((high-128)*.80)+128);
- low = (int)(((low-128)*.90)+128);
- //low = (uint8_t)(((int)(low)-128)*.80)+128;
- for (i=0; i < size; ++i){
+ int high, low;
+ getHiLo(BitStream, size, &high, &low, 80, 90);
+
+ for (i=0; i < size; ++i){
if (newLow == 1){
- bitStream[i]=low+8;
- gap--;
+ if (BitStream[i]>low){
+ BitStream[i]=low+8;
+ gap--;
+ }
if (gap == 0){
newLow=0;
gap=4;
}
}else if (newHigh == 1){
- bitStream[i]=high-8;
- gap--;
+ if (BitStream[i]<high){
+ BitStream[i]=high-8;
+ gap--;
+ }
if (gap == 0){
newHigh=0;
gap=4;
}
}
- if (bitStream[i] <= low) newLow=1;
- if (bitStream[i] >= high) newHigh=1;
+ if (BitStream[i] <= low) newLow=1;
+ if (BitStream[i] >= high) newHigh=1;
}
return;
}
+// by marshmellow
+// convert psk1 demod to psk2 demod
+// only transition waves are 1s
+void psk1TOpsk2(uint8_t *BitStream, size_t size)
+{
+ size_t i=1;
+ uint8_t lastBit=BitStream[0];
+ for (; i<size; i++){
+ if (lastBit!=BitStream[i]){
+ lastBit=BitStream[i];
+ BitStream[i]=1;
+ } else {
+ BitStream[i]=0;
+ }
+ }
+ return;
+}
-//redesigned by marshmellow adjusted from existing decode functions
-//indala id decoding - only tested on 26 bit tags, but attempted to make it work for more
+// redesigned by marshmellow adjusted from existing decode functions
+// indala id decoding - only tested on 26 bit tags, but attempted to make it work for more
int indala26decode(uint8_t *bitStream, size_t *size, uint8_t *invert)
{
//26 bit 40134 format (don't know other formats)
return 1;
}
-
-//by marshmellow - demodulate PSK wave or NRZ wave (both similar enough)
-//peaks switch bit (high=1 low=0) each clock cycle = 1 bit determined by last peak
+// by marshmellow - demodulate PSK1 wave or NRZ wave (both similar enough)
+// peaks invert bit (high=1 low=0) each clock cycle = 1 bit determined by last peak
int pskNRZrawDemod(uint8_t *dest, size_t *size, int *clk, int *invert)
{
+ if (justNoise(dest, *size)) return -1;
pskCleanWave(dest,*size);
int clk2 = DetectpskNRZClock(dest, *size, *clk);
*clk=clk2;
uint32_t i;
- uint8_t high=0, low=255;
+ int high, low, ans;
+ ans = getHiLo(dest, 1260, &high, &low, 75, 80); //25% fuzz on high 20% fuzz on low
+ if (ans<1) return -2; //just noise
uint32_t gLen = *size;
- if (gLen > 1280) gLen=1280;
- // get high
- for (i=0; i < gLen; ++i){
- if (dest[i] > high) high = dest[i];
- if (dest[i] < low) low = dest[i];
- }
- //fudge high/low bars by 25%
- high = (uint8_t)((((int)(high)-128)*.75)+128);
- low = (uint8_t)((((int)(low)-128)*.80)+128);
-
//PrintAndLog("DEBUG - valid high: %d - valid low: %d",high,low);
int lastBit = 0; //set first clock check
uint32_t bitnum = 0; //output counter
- uint8_t tol = 0; //clock tolerance adjust - waves will be accepted as within the clock if they fall + or - this value + clock from last valid wave
+ uint8_t tol = 1; //clock tolerance adjust - waves will be accepted as within the clock if they fall + or - this value + clock from last valid wave
if (*clk==32) tol = 2; //clock tolerance may not be needed anymore currently set to + or - 1 but could be increased for poor waves or removed entirely
uint32_t iii = 0;
uint8_t errCnt =0;
uint32_t bestStart = *size;
uint32_t maxErr = (*size/1000);
uint32_t bestErrCnt = maxErr;
- //uint8_t midBit=0;
uint8_t curBit=0;
uint8_t bitHigh=0;
uint8_t ignorewin=*clk/8;
bestErrCnt = errCnt;
break; //great read - finish
}
- if (bestStart == iii) break; //if current run == bestErrCnt run (after exhausted testing) then finish
if (errCnt < bestErrCnt){ //set this as new best run
bestErrCnt = errCnt;
bestStart = iii;
return errCnt;
}
+//by marshmellow
+//detects the bit clock for FSK given the high and low Field Clocks
+uint8_t detectFSKClk(uint8_t *BitStream, size_t size, uint8_t fcHigh, uint8_t fcLow)
+{
+ uint8_t clk[] = {8,16,32,40,50,64,100,128,0};
+ uint16_t rfLens[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
+ uint8_t rfCnts[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
+ uint8_t rfLensFnd = 0;
+ uint8_t lastFCcnt=0;
+ uint32_t fcCounter = 0;
+ uint16_t rfCounter = 0;
+ uint8_t firstBitFnd = 0;
+ size_t i;
+
+ uint8_t fcTol = (uint8_t)(0.5+(float)(fcHigh-fcLow)/2);
+ rfLensFnd=0;
+ fcCounter=0;
+ rfCounter=0;
+ firstBitFnd=0;
+ //PrintAndLog("DEBUG: fcTol: %d",fcTol);
+ // prime i to first up transition
+ for (i = 1; i < size-1; i++)
+ if (BitStream[i] > BitStream[i-1] && BitStream[i]>=BitStream[i+1])
+ break;
+
+ for (; i < size-1; i++){
+ if (BitStream[i] > BitStream[i-1] && BitStream[i]>=BitStream[i+1]){
+ // new peak
+ fcCounter++;
+ rfCounter++;
+ // if we got less than the small fc + tolerance then set it to the small fc
+ if (fcCounter < fcLow+fcTol)
+ fcCounter = fcLow;
+ else //set it to the large fc
+ fcCounter = fcHigh;
+
+ //look for bit clock (rf/xx)
+ if ((fcCounter<lastFCcnt || fcCounter>lastFCcnt)){
+ //not the same size as the last wave - start of new bit sequence
+
+ if (firstBitFnd>1){ //skip first wave change - probably not a complete bit
+ for (int ii=0; ii<15; ii++){
+ if (rfLens[ii]==rfCounter){
+ rfCnts[ii]++;
+ rfCounter=0;
+ break;
+ }
+ }
+ if (rfCounter>0 && rfLensFnd<15){
+ //PrintAndLog("DEBUG: rfCntr %d, fcCntr %d",rfCounter,fcCounter);
+ rfCnts[rfLensFnd]++;
+ rfLens[rfLensFnd++]=rfCounter;
+ }
+ } else {
+ firstBitFnd++;
+ }
+ rfCounter=0;
+ lastFCcnt=fcCounter;
+ }
+ fcCounter=0;
+ } else {
+ // count sample
+ fcCounter++;
+ rfCounter++;
+ }
+ }
+ uint8_t rfHighest=15, rfHighest2=15, rfHighest3=15;
+
+ for (i=0; i<15; i++){
+ //PrintAndLog("DEBUG: RF %d, cnts %d",rfLens[i], rfCnts[i]);
+ //get highest 2 RF values (might need to get more values to compare or compare all?)
+ if (rfCnts[i]>rfCnts[rfHighest]){
+ rfHighest3=rfHighest2;
+ rfHighest2=rfHighest;
+ rfHighest=i;
+ } else if(rfCnts[i]>rfCnts[rfHighest2]){
+ rfHighest3=rfHighest2;
+ rfHighest2=i;
+ } else if(rfCnts[i]>rfCnts[rfHighest3]){
+ rfHighest3=i;
+ }
+ }
+ // set allowed clock remainder tolerance to be 1 large field clock length+1
+ // we could have mistakenly made a 9 a 10 instead of an 8 or visa versa so rfLens could be 1 FC off
+ uint8_t tol1 = fcHigh+1;
+
+ //PrintAndLog("DEBUG: hightest: 1 %d, 2 %d, 3 %d",rfLens[rfHighest],rfLens[rfHighest2],rfLens[rfHighest3]);
+
+ // loop to find the highest clock that has a remainder less than the tolerance
+ // compare samples counted divided by
+ int ii=7;
+ for (; ii>=0; ii--){
+ if (rfLens[rfHighest] % clk[ii] < tol1 || rfLens[rfHighest] % clk[ii] > clk[ii]-tol1){
+ if (rfLens[rfHighest2] % clk[ii] < tol1 || rfLens[rfHighest2] % clk[ii] > clk[ii]-tol1){
+ if (rfLens[rfHighest3] % clk[ii] < tol1 || rfLens[rfHighest3] % clk[ii] > clk[ii]-tol1){
+ break;
+ }
+ }
+ }
+ }
+
+ if (ii<0) return 0; // oops we went too far
+
+ return clk[ii];
+}
+
+//by marshmellow
+//countFC is to detect the field clock lengths.
+//counts and returns the 2 most common wave lengths
+uint16_t countFC(uint8_t *BitStream, size_t size)
+{
+ uint8_t fcLens[] = {0,0,0,0,0,0,0,0,0,0};
+ uint16_t fcCnts[] = {0,0,0,0,0,0,0,0,0,0};
+ uint8_t fcLensFnd = 0;
+ uint8_t lastFCcnt=0;
+ uint32_t fcCounter = 0;
+ size_t i;
+
+ // prime i to first up transition
+ for (i = 1; i < size-1; i++)
+ if (BitStream[i] > BitStream[i-1] && BitStream[i] >= BitStream[i+1])
+ break;
+
+ for (; i < size-1; i++){
+ if (BitStream[i] > BitStream[i-1] && BitStream[i] >= BitStream[i+1]){
+ // new up transition
+ fcCounter++;
+
+ //if we had 5 and now have 9 then go back to 8 (for when we get a fc 9 instead of an 8)
+ if (lastFCcnt==5 && fcCounter==9) fcCounter--;
+ //if odd and not rc/5 add one (for when we get a fc 9 instead of 10)
+ if ((fcCounter==9 && fcCounter & 1) || fcCounter==4) fcCounter++;
+
+ // save last field clock count (fc/xx)
+ // find which fcLens to save it to:
+ for (int ii=0; ii<10; ii++){
+ if (fcLens[ii]==fcCounter){
+ fcCnts[ii]++;
+ fcCounter=0;
+ break;
+ }
+ }
+ if (fcCounter>0 && fcLensFnd<10){
+ //add new fc length
+ fcCnts[fcLensFnd]++;
+ fcLens[fcLensFnd++]=fcCounter;
+ }
+ fcCounter=0;
+ } else {
+ // count sample
+ fcCounter++;
+ }
+ }
+
+ uint8_t best1=9, best2=9, best3=9;
+ uint16_t maxCnt1=0;
+ // go through fclens and find which ones are bigest 2
+ for (i=0; i<10; i++){
+ // PrintAndLog("DEBUG: FC %d, Cnt %d, Errs %d",fcLens[i],fcCnts[i],errCnt);
+ // get the 3 best FC values
+ if (fcCnts[i]>maxCnt1) {
+ best3=best2;
+ best2=best1;
+ maxCnt1=fcCnts[i];
+ best1=i;
+ } else if(fcCnts[i]>fcCnts[best2]){
+ best3=best2;
+ best2=i;
+ } else if(fcCnts[i]>fcCnts[best3]){
+ best3=i;
+ }
+ }
+ uint8_t fcH=0, fcL=0;
+ if (fcLens[best1]>fcLens[best2]){
+ fcH=fcLens[best1];
+ fcL=fcLens[best2];
+ } else{
+ fcH=fcLens[best2];
+ fcL=fcLens[best1];
+ }
+
+ // TODO: take top 3 answers and compare to known Field clocks to get top 2
+
+ uint16_t fcs = (((uint16_t)fcH)<<8) | fcL;
+ // PrintAndLog("DEBUG: Best %d best2 %d best3 %d",fcLens[best1],fcLens[best2],fcLens[best3]);
+
+ return fcs;
+}
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
-// Low frequency commands
+// Low frequency demod related commands
+// marshmellow
+// note that many of these demods are not the slickest code and they often rely
+// on peaks and clock instead of converting to clean signal.
+//
//-----------------------------------------------------------------------------
#ifndef LFDEMOD_H__
int DetectASKClock(uint8_t dest[], size_t size, int clock);
int askmandemod(uint8_t *BinStream, size_t *size, int *clk, int *invert);
-uint64_t Em410xDecode(uint8_t *BitStream,size_t size);
+uint64_t Em410xDecode(uint8_t *BitStream, size_t *size, size_t *startIdx);
+int ManchesterEncode(uint8_t *BitStream, size_t size);
int manrawdecode(uint8_t *BitStream, size_t *size);
-int BiphaseRawDecode(uint8_t * BitStream, size_t *size, int offset);
+int BiphaseRawDecode(uint8_t * BitStream, size_t *size, int offset, int invert);
int askrawdemod(uint8_t *BinStream, size_t *size, int *clk, int *invert);
-int HIDdemodFSK(uint8_t *dest, size_t size, uint32_t *hi2, uint32_t *hi, uint32_t *lo);
+int HIDdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo);
int IOdemodFSK(uint8_t *dest, size_t size);
int fskdemod(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow);
uint32_t bytebits_to_byte(uint8_t* src, size_t numbits);
int pskNRZrawDemod(uint8_t *dest, size_t *size, int *clk, int *invert);
+void psk1TOpsk2(uint8_t *BitStream, size_t size);
int DetectpskNRZClock(uint8_t dest[], size_t size, int clock);
int indala26decode(uint8_t *bitStream, size_t *size, uint8_t *invert);
void pskCleanWave(uint8_t *bitStream, size_t size);
+int PyramiddemodFSK(uint8_t *dest, size_t *size);
+int AWIDdemodFSK(uint8_t *dest, size_t *size);
+size_t removeParity(uint8_t *BitStream, size_t startIdx, uint8_t pLen, uint8_t pType, size_t bLen);
+uint16_t countFC(uint8_t *BitStream, size_t size);
+uint8_t detectFSKClk(uint8_t *BitStream, size_t size, uint8_t fcHigh, uint8_t fcLow);
+int getHiLo(uint8_t *BitStream, size_t size, int *high, int *low, uint8_t fuzzHi, uint8_t fuzzLo);
+int ParadoxdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo);
+uint8_t preambleSearch(uint8_t *BitStream, uint8_t *preamble, size_t pLen, size_t *size, size_t *startIdx);
+uint8_t parityTest(uint32_t bits, uint8_t bitLen, uint8_t pType);
+uint8_t justNoise(uint8_t *BitStream, size_t size);
#endif
//* \fn AT91F_USB_SendData\r
//* \brief Send Data through the control endpoint\r
//*----------------------------------------------------------------------------\r
-unsigned int csrTab[100];\r
+unsigned int csrTab[100] = {0x00};\r
unsigned char csrIdx = 0;\r
\r
static void AT91F_USB_SendData(AT91PS_UDP pUdp, const char *pData, uint32_t length) {\r
#ifndef _USB_CDC_H_\r
#define _USB_CDC_H_\r
\r
-#include <common.h>\r
+#include "common.h"\r
\r
void usb_disable();\r
void usb_enable();\r
typedef enum {
RHT2F_PASSWORD = 21,
RHT2F_AUTHENTICATE = 22,
- RHT2F_CRYPTO = 23,
- RHT2F_TEST_AUTH_ATTEMPTS = 25,
+ RHT2F_CRYPTO = 23,
+ RHT2F_TEST_AUTH_ATTEMPTS = 25,
} hitag_function;
typedef struct {
typedef union {
rht2d_password pwd;
rht2d_authenticate auth;
- rht2d_crypto crypto;
+ rht2d_crypto crypto;
} hitag_data;
#endif
uint32_t asDwords[USB_CMD_DATA_SIZE/4];
} d;
} PACKED UsbCommand;
+// A struct used to send sample-configs over USB
+typedef struct{
+ uint8_t decimation;
+ uint8_t bits_per_sample;
+ bool averaging;
+ int divisor;
+ int trigger_threshold;
+} sample_config;
// For the bootloader
#define CMD_DEVICE_INFO 0x0000
#define CMD_IO_DEMOD_FSK 0x021A
#define CMD_IO_CLONE_TAG 0x021B
#define CMD_EM410X_DEMOD 0x021c
+// Sampling configuration for LF reader/snooper
+#define CMD_SET_LF_SAMPLING_CONFIG 0x021d
/* CMD_SET_ADC_MUX: ext1 is 0 for lopkd, 1 for loraw, 2 for hipkd, 3 for hiraw */
#define FLAG_ICLASS_READER_ONLY_ONCE 0x01
#define FLAG_ICLASS_READER_GET_CC 0x02
+
// CMD_DEVICE_INFO response packet has flags in arg[0], flag definitions:
/* Whether a bootloader that understands the common_area is present */
#define DEVICE_INFO_FLAG_BOOTROM_PRESENT (1<<0)
--- /dev/null
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EM4102-Fob.pm3: (ID: 0400193cbe)
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ioprox-XSF-01-BE-03011.pm3: IO Prox FSK RF/64 ID in name
-indala-504278295.pm3: PSK 26 bit indala
\ No newline at end of file
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+AWID-15-259.pm3: AWID FSK RF/50 FC: 15 Card: 259
+HID-weak-fob-11647.pm3: HID 32bit Prox Card#: 11647. very weak tag/read but just readable.
\ No newline at end of file
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projects / proxmark3-svn / commitdiff