//-----------------------------------------------------------------------------
+// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
// Copyright (C) Merlok - 2017
//
// 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.
//-----------------------------------------------------------------------------
-// Command: hf mf list. It shows data from arm buffer.
+// Command: hf list. It shows data from arm buffer.
//-----------------------------------------------------------------------------
#include "cmdhflist.h"
#include <stdint.h>
#include <stdbool.h>
#include "util.h"
-#include "data.h"
#include "ui.h"
+#include "cliparser/cliparser.h"
+#include "comms.h"
#include "iso14443crc.h"
+#include "iso15693tools.h"
#include "parity.h"
#include "protocols.h"
#include "crapto1/crapto1.h"
-#include "mifarehost.h"
-#include "mifaredefault.h"
+#include "mifare/mifarehost.h"
+#include "mifare/mifaredefault.h"
+#include "usb_cmd.h"
+#include "pcsc.h"
+typedef struct {
+ uint32_t uid; // UID
+ uint32_t nt; // tag challenge
+ uint32_t nt_enc; // encrypted tag challenge
+ uint8_t nt_enc_par; // encrypted tag challenge parity
+ uint32_t nr_enc; // encrypted reader challenge
+ uint32_t ar_enc; // encrypted reader response
+ uint8_t ar_enc_par; // encrypted reader response parity
+ uint32_t at_enc; // encrypted tag response
+ uint8_t at_enc_par; // encrypted tag response parity
+ bool first_auth; // is first authentication
+ uint32_t ks2; // ar ^ ar_enc
+ uint32_t ks3; // at ^ at_enc
+} TAuthData;
enum MifareAuthSeq {
masNone,
masData,
masError,
};
+
static enum MifareAuthSeq MifareAuthState;
static TAuthData AuthData;
-void ClearAuthData() {
+static void ClearAuthData() {
AuthData.uid = 0;
AuthData.nt = 0;
AuthData.first_auth = true;
+ AuthData.ks2 = 0;
+ AuthData.ks3 = 0;
}
/**
* 1 : CRC-command, CRC ok
* 2 : Not crc-command
*/
-uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
+static uint8_t iso14443A_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
{
uint8_t b1,b2;
if(len <= 2) return 2;
if(isResponse & (len < 6)) return 2;
-
+
+ ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);
+ if (b1 != data[len-2] || b2 != data[len-1]) {
+ return 0;
+ } else {
+ return 1;
+ }
+}
+
+
+static uint8_t iso14443_4_CRC_check(uint8_t* data, uint8_t len)
+{
+ uint8_t b1,b2;
+
+ if(len <= 2) return 2;
+
ComputeCrc14443(CRC_14443_A, data, len-2, &b1, &b2);
if (b1 != data[len-2] || b2 != data[len-1]) {
return 0;
}
}
-uint8_t mifare_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
+
+static uint8_t mifare_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
{
switch(MifareAuthState) {
case masNone:
}
}
-void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+
+/**
+ * @brief iso14443B_CRC_check Checks CRC in command or response
+ * @param isResponse
+ * @param data
+ * @param len
+ * @return 0 : CRC-command, CRC not ok
+ * 1 : CRC-command, CRC ok
+ * 2 : Not crc-command
+ */
+static uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
+{
+ uint8_t b1,b2;
+
+ if(len <= 2) return 2;
+
+ ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
+ if(b1 != data[len-2] || b2 != data[len-1]) {
+ return 0;
+ } else {
+ return 1;
+ }
+}
+
+
+static uint8_t iso15693_CRC_check(uint8_t* d, uint16_t n)
+{
+ if (n <= 2) return 2;
+
+ return (Iso15693Crc(d, n) == ISO15693_CRC_CHECK ? 1 : 0);
+}
+
+
+/**
+ * @brief iclass_CRC_Ok Checks CRC in command or response
+ * @param isResponse
+ * @param data
+ * @param len
+ * @return 0 : CRC-command, CRC not ok
+ * 1 : CRC-command, CRC ok
+ * 2 : Not crc-command
+ */
+uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
{
+ if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
+
+ uint8_t b1, b2;
+
+ if(!isResponse)//Commands to tag
+ {
+ /**
+ These commands should have CRC. Total length leftmost
+ 4 READ
+ 4 READ4
+ 12 UPDATE - unsecured, ends with CRC16
+ 14 UPDATE - secured, ends with signature instead
+ 4 PAGESEL
+ **/
+ if(len == 4 || len == 12)//Covers three of them
+ {
+ //Don't include the command byte
+ ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);
+ return b1 == data[len -2] && b2 == data[len-1];
+ }
+ return 2;
+ }else{
+ /**
+ These tag responses should have CRC. Total length leftmost
+
+ 10 READ data[8] crc[2]
+ 34 READ4 data[32]crc[2]
+ 10 UPDATE data[8] crc[2]
+ 10 SELECT csn[8] crc[2]
+ 10 IDENTIFY asnb[8] crc[2]
+ 10 PAGESEL block1[8] crc[2]
+ 10 DETECT csn[8] crc[2]
+
+ These should not
+
+ 4 CHECK chip_response[4]
+ 8 READCHECK data[8]
+ 1 ACTALL sof[1]
+ 1 ACT sof[1]
+
+ In conclusion, without looking at the command; any response
+ of length 10 or 34 should have CRC
+ **/
+ if(len != 10 && len != 34) return true;
+
+ ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);
+ return b1 == data[len -2] && b2 == data[len-1];
+ }
+}
+
+
+void annotateIclass(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
switch(cmd[0])
{
- case ISO14443A_CMD_WUPA:
- snprintf(exp,size,"WUPA");
- MifareAuthState = masNone;
+ case ICLASS_CMD_ACTALL: snprintf(exp, size, "ACTALL"); break;
+ case ICLASS_CMD_READ_OR_IDENTIFY: {
+ if (cmdsize > 1){
+ snprintf(exp,size,"READ(%d)",cmd[1]);
+ } else {
+ snprintf(exp,size,"IDENTIFY");
+ }
+ break;
+ }
+ case ICLASS_CMD_SELECT: snprintf(exp,size, "SELECT"); break;
+ case ICLASS_CMD_PAGESEL: snprintf(exp,size, "PAGESEL(%d)", cmd[1]); break;
+ case ICLASS_CMD_READCHECK_KC: snprintf(exp,size, "READCHECK[Kc](%d)", cmd[1]); break;
+ case ICLASS_CMD_READCHECK_KD: snprintf(exp,size, "READCHECK[Kd](%d)", cmd[1]); break;
+ case ICLASS_CMD_CHECK_KC:
+ case ICLASS_CMD_CHECK_KD: snprintf(exp,size, "CHECK"); break;
+ case ICLASS_CMD_DETECT: snprintf(exp,size, "DETECT"); break;
+ case ICLASS_CMD_HALT: snprintf(exp,size, "HALT"); break;
+ case ICLASS_CMD_UPDATE: snprintf(exp,size, "UPDATE(%d)",cmd[1]); break;
+ case ICLASS_CMD_ACT: snprintf(exp,size, "ACT"); break;
+ case ICLASS_CMD_READ4: snprintf(exp,size, "READ4(%d)",cmd[1]); break;
+ default: snprintf(exp,size, "?"); break;
+ }
+ return;
+}
+
+
+void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
+ if (cmdsize >= 2) {
+ switch (cmd[1]) {
+ // Mandatory Commands, all Tags must support them:
+ case ISO15693_INVENTORY :snprintf(exp, size, "INVENTORY");return;
+ case ISO15693_STAYQUIET :snprintf(exp, size, "STAY_QUIET");return;
+ // Optional Commands, Tags may support them:
+ case ISO15693_READBLOCK :snprintf(exp, size, "READBLOCK");return;
+ case ISO15693_WRITEBLOCK :snprintf(exp, size, "WRITEBLOCK");return;
+ case ISO15693_LOCKBLOCK :snprintf(exp, size, "LOCKBLOCK");return;
+ case ISO15693_READ_MULTI_BLOCK :snprintf(exp, size, "READ_MULTI_BLOCK");return;
+ case ISO15693_WRITE_MULTI_BLOCK :snprintf(exp, size, "WRITE_MULTI_BLOCK");return;
+ case ISO15693_SELECT :snprintf(exp, size, "SELECT");return;
+ case ISO15693_RESET_TO_READY :snprintf(exp, size, "RESET_TO_READY");return;
+ case ISO15693_WRITE_AFI :snprintf(exp, size, "WRITE_AFI");return;
+ case ISO15693_LOCK_AFI :snprintf(exp, size, "LOCK_AFI");return;
+ case ISO15693_WRITE_DSFID :snprintf(exp, size, "WRITE_DSFID");return;
+ case ISO15693_LOCK_DSFID :snprintf(exp, size, "LOCK_DSFID");return;
+ case ISO15693_GET_SYSTEM_INFO :snprintf(exp, size, "GET_SYSTEM_INFO");return;
+ case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");return;
+ default: break;
+ }
+
+ if (cmd[1] > ISO15693_STAYQUIET && cmd[1] < ISO15693_READBLOCK) snprintf(exp, size, "Mandatory RFU");
+ else if (cmd[1] > ISO15693_READ_MULTI_SECSTATUS && cmd[1] <= 0x9F) snprintf(exp, size, "Optional RFU");
+ else if ( cmd[1] >= 0xA0 && cmd[1] <= 0xDF ) snprintf(exp, size, "Custom command");
+ else if ( cmd[1] >= 0xE0 && cmd[1] <= 0xFF ) snprintf(exp, size, "Proprietary command");
+ }
+}
+
+
+void annotateTopaz(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+{
+ switch(cmd[0]) {
+ case TOPAZ_REQA :snprintf(exp, size, "REQA");break;
+ case TOPAZ_WUPA :snprintf(exp, size, "WUPA");break;
+ case TOPAZ_RID :snprintf(exp, size, "RID");break;
+ case TOPAZ_RALL :snprintf(exp, size, "RALL");break;
+ case TOPAZ_READ :snprintf(exp, size, "READ");break;
+ case TOPAZ_WRITE_E :snprintf(exp, size, "WRITE-E");break;
+ case TOPAZ_WRITE_NE :snprintf(exp, size, "WRITE-NE");break;
+ case TOPAZ_RSEG :snprintf(exp, size, "RSEG");break;
+ case TOPAZ_READ8 :snprintf(exp, size, "READ8");break;
+ case TOPAZ_WRITE_E8 :snprintf(exp, size, "WRITE-E8");break;
+ case TOPAZ_WRITE_NE8 :snprintf(exp, size, "WRITE-NE8");break;
+ default: snprintf(exp,size,"?"); break;
+ }
+}
+
+
+void annotateIso7816(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+{
+ switch ( cmd[1] ){
+ case ISO7816_READ_BINARY :snprintf(exp, size, "READ BINARY");break;
+ case ISO7816_WRITE_BINARY :snprintf(exp, size, "WRITE BINARY");break;
+ case ISO7816_UPDATE_BINARY :snprintf(exp, size, "UPDATE BINARY");break;
+ case ISO7816_ERASE_BINARY :snprintf(exp, size, "ERASE BINARY");break;
+ case ISO7816_READ_RECORDS :snprintf(exp, size, "READ RECORD(S)");break;
+ case ISO7816_WRITE_RECORD :snprintf(exp, size, "WRITE RECORD");break;
+ case ISO7816_APPEND_RECORD :snprintf(exp, size, "APPEND RECORD");break;
+ case ISO7816_UPDATE_DATA :snprintf(exp, size, "UPDATE DATA");break;
+ case ISO7816_GET_DATA :snprintf(exp, size, "GET DATA");break;
+ case ISO7816_PUT_DATA :snprintf(exp, size, "PUT DATA");break;
+ case ISO7816_SELECT_FILE :snprintf(exp, size, "SELECT FILE");break;
+ case ISO7816_VERIFY :snprintf(exp, size, "VERIFY");break;
+ case ISO7816_INTERNAL_AUTHENTICATE :snprintf(exp, size, "INTERNAL AUTHENTICATE");break;
+ case ISO7816_EXTERNAL_AUTHENTICATE :snprintf(exp, size, "EXTERNAL AUTHENTICATE");break;
+ case ISO7816_GET_CHALLENGE :snprintf(exp, size, "GET CHALLENGE");break;
+ case ISO7816_MANAGE_CHANNEL :snprintf(exp, size, "MANAGE CHANNEL");break;
+ case ISO7816_GET_RESPONSE :snprintf(exp, size, "GET RESPONSE");break;
+ case ISO7816_ENVELOPE :snprintf(exp, size, "ENVELOPE");break;
+ case ISO7816_GET_PROCESSING_OPTIONS :snprintf(exp, size, "GET PROCESSING OPTIONS");break;
+ default :snprintf(exp,size,"?"); break;
+ }
+}
+
+
+void annotateIso14443_4(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
+ // S-block
+ if ((cmd[0] & 0xc3) == 0xc2) {
+ switch (cmd[0] & 0x30) {
+ case 0x00 : snprintf(exp, size, "S-block DESELECT"); break;
+ case 0x30 : snprintf(exp, size, "S-block WTX"); break;
+ default : snprintf(exp, size, "S-block (RFU)"); break;
+ }
+ }
+ // R-block (ack)
+ else if ((cmd[0] & 0xe0) == 0xa0) {
+ if ((cmd[0] & 0x10) == 0)
+ snprintf(exp, size, "R-block ACK");
+ else
+ snprintf(exp, size, "R-block NACK");
+ }
+ // I-block
+ else {
+ int pos = 1;
+ switch (cmd[0] & 0x0c) {
+ case 0x08: // CID following
+ case 0x04: // NAD following
+ pos = 2;
+ break;
+ case 0x0c: // CID and NAD following
+ pos = 3;
+ break;
+ default:
+ pos = 1; // no CID, no NAD
+ break;
+ }
+ annotateIso7816(exp, size, &cmd[pos], cmdsize-pos);
+ }
+}
+
+
+/**
+06 00 = INITIATE
+0E xx = SELECT ID (xx = Chip-ID)
+0B = Get UID
+08 yy = Read Block (yy = block number)
+09 yy dd dd dd dd = Write Block (yy = block number; dd dd dd dd = data to be written)
+0C = Reset to Inventory
+0F = Completion
+0A 11 22 33 44 55 66 = Authenticate (11 22 33 44 55 66 = data to authenticate)
+**/
+
+void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
+ switch(cmd[0]){
+ case ISO14443B_REQB : snprintf(exp,size,"REQB");break;
+ case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
+ case ISO14443B_HALT : snprintf(exp,size,"HALT");break;
+ case ISO14443B_INITIATE : snprintf(exp,size,"INITIATE");break;
+ case ISO14443B_SELECT : snprintf(exp,size,"SELECT(%d)",cmd[1]);break;
+ case ISO14443B_GET_UID : snprintf(exp,size,"GET UID");break;
+ case ISO14443B_READ_BLK : snprintf(exp,size,"READ_BLK(%d)", cmd[1]);break;
+ case ISO14443B_WRITE_BLK : snprintf(exp,size,"WRITE_BLK(%d)",cmd[1]);break;
+ case ISO14443B_RESET : snprintf(exp,size,"RESET");break;
+ case ISO14443B_COMPLETION : snprintf(exp,size,"COMPLETION");break;
+ case ISO14443B_AUTHENTICATE : snprintf(exp,size,"AUTHENTICATE");break;
+ default : snprintf(exp,size ,"?");break;
+ }
+
+}
+
+void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
+ switch(cmd[0])
+ {
+ case ISO14443A_CMD_WUPA:
+ snprintf(exp,size,"WUPA");
break;
case ISO14443A_CMD_ANTICOLL_OR_SELECT:{
// 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
snprintf(exp,size,"ANTICOLL-2"); break;
}
}
- case ISO14443A_CMD_REQA:
- snprintf(exp,size,"REQA");
- MifareAuthState = masNone;
+ case ISO14443A_CMD_REQA:
+ snprintf(exp,size,"REQA");
break;
- case ISO14443A_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
- case ISO14443A_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
- case ISO14443A_CMD_HALT:
- snprintf(exp,size,"HALT");
+ case MIFARE_CMD_READBLOCK: snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
+ case MIFARE_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
+ case ISO14443A_CMD_HALT:
+ snprintf(exp,size,"HALT");
MifareAuthState = masNone;
break;
- case ISO14443A_CMD_RATS: snprintf(exp,size,"RATS"); break;
- case MIFARE_CMD_INC: snprintf(exp,size,"INC(%d)",cmd[1]); break;
- 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 ISO14443A_CMD_RATS: snprintf(exp,size,"RATS"); break;
+ case MIFARE_CMD_INC: snprintf(exp,size,"INC(%d)",cmd[1]); break;
+ 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:
if ( cmdsize > 3) {
- snprintf(exp,size,"AUTH-A(%d)",cmd[1]);
+ snprintf(exp,size,"AUTH-A(%d)",cmd[1]);
MifareAuthState = masNt;
} else {
- // case MIFARE_ULEV1_VERSION : both 0x60.
+ // case MIFARE_ULEV1_VERSION : both 0x60.
snprintf(exp,size,"EV1 VERSION");
}
break;
case MIFARE_AUTH_KEYB:
MifareAuthState = masNt;
- snprintf(exp,size,"AUTH-B(%d)",cmd[1]);
+ snprintf(exp,size,"AUTH-B(%d)",cmd[1]);
break;
- case MIFARE_MAGICWUPC1: snprintf(exp,size,"MAGIC WUPC1"); break;
- case MIFARE_MAGICWUPC2: snprintf(exp,size,"MAGIC WUPC2"); break;
- case MIFARE_MAGICWIPEC: snprintf(exp,size,"MAGIC WIPEC"); break;
- case MIFARE_ULC_AUTH_1: snprintf(exp,size,"AUTH "); break;
- case MIFARE_ULC_AUTH_2: snprintf(exp,size,"AUTH_ANSW"); break;
+ case MIFARE_MAGICWUPC1: snprintf(exp,size,"MAGIC WUPC1"); break;
+ case MIFARE_MAGICWUPC2: snprintf(exp,size,"MAGIC WUPC2"); break;
+ case MIFARE_MAGICWIPEC: snprintf(exp,size,"MAGIC WIPEC"); break;
+ case MIFARE_ULC_AUTH_1: snprintf(exp,size,"AUTH "); break;
+ case MIFARE_ULC_AUTH_2: snprintf(exp,size,"AUTH_ANSW"); break;
case MIFARE_ULEV1_AUTH:
if ( cmdsize == 7 )
snprintf(exp,size,"PWD-AUTH KEY: 0x%02x%02x%02x%02x", cmd[1], cmd[2], cmd[3], cmd[4] );
break;
case MIFARE_ULEV1_FASTREAD:{
if ( cmdsize >=3 && cmd[2] <= 0xE6)
- snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]);
+ snprintf(exp,size,"READ RANGE (%d-%d)",cmd[1],cmd[2]);
else
snprintf(exp,size,"?");
break;
}
case MIFARE_ULC_WRITE:{
if ( cmd[1] < 0x21 )
- snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]);
+ snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]);
else
snprintf(exp,size,"?");
break;
snprintf(exp,size,"?");
break;
}
- case MIFARE_ULEV1_READSIG: snprintf(exp,size,"READ_SIG"); break;
- case MIFARE_ULEV1_CHECKTEAR: snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break;
- case MIFARE_ULEV1_VCSL: snprintf(exp,size,"VCSL"); break;
- default: snprintf(exp,size,"?"); break;
+ case MIFARE_ULEV1_READSIG: snprintf(exp,size,"READ_SIG"); break;
+ case MIFARE_ULEV1_CHECKTEAR: snprintf(exp,size,"CHK_TEARING(%d)",cmd[1]); break;
+ case MIFARE_ULEV1_VCSL: snprintf(exp,size,"VCSL"); break;
+ default: snprintf(exp,size,"?"); break;
}
return;
}
void annotateMifare(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize, uint8_t* parity, uint8_t paritysize, bool isResponse) {
+ if (!isResponse && cmdsize == 1) {
+ switch(cmd[0]) {
+ case ISO14443A_CMD_WUPA:
+ case ISO14443A_CMD_REQA:
+ MifareAuthState = masNone;
+ break;
+ default:
+ break;
+ }
+ }
+
// get UID
if (MifareAuthState == masNone) {
if (cmdsize == 9 && cmd[0] == ISO14443A_CMD_ANTICOLL_OR_SELECT && cmd[1] == 0x70) {
AuthData.uid = bytes_to_num(&cmd[2], 4);
}
}
-
+
switch(MifareAuthState) {
case masNt:
if (cmdsize == 4 && isResponse) {
snprintf(exp,size,"AUTH: nt %s", (AuthData.first_auth) ? "" : "(enc)");
MifareAuthState = masNrAr;
- if (AuthData.first_auth)
+ if (AuthData.first_auth) {
AuthData.nt = bytes_to_num(cmd, 4);
- else
+ } else {
AuthData.nt_enc = bytes_to_num(cmd, 4);
AuthData.nt_enc_par = parity[0];
+ }
return;
} else {
MifareAuthState = masError;
default:
break;
}
-
+
if (!isResponse && ((MifareAuthState == masNone) || (MifareAuthState == masError)))
annotateIso14443a(exp, size, cmd, cmdsize);
-
+
+}
+
+
+static uint64_t GetCrypto1ProbableKey(TAuthData *ad) {
+ struct Crypto1State *revstate = lfsr_recovery64(ad->ks2, ad->ks3);
+ lfsr_rollback_word(revstate, 0, 0);
+ lfsr_rollback_word(revstate, 0, 0);
+ lfsr_rollback_word(revstate, ad->nr_enc, 1);
+ lfsr_rollback_word(revstate, ad->uid ^ ad->nt, 0);
+
+ uint64_t lfsr = 0;
+ crypto1_get_lfsr(revstate, &lfsr);
+ crypto1_destroy(revstate);
+
+ return lfsr;
+}
+
+
+static bool NTParityChk(TAuthData *ad, uint32_t ntx) {
+ if (
+ (oddparity8(ntx >> 8 & 0xff) ^ (ntx & 0x01) ^ ((ad->nt_enc_par >> 5) & 0x01) ^ (ad->nt_enc & 0x01)) ||
+ (oddparity8(ntx >> 16 & 0xff) ^ (ntx >> 8 & 0x01) ^ ((ad->nt_enc_par >> 6) & 0x01) ^ (ad->nt_enc >> 8 & 0x01)) ||
+ (oddparity8(ntx >> 24 & 0xff) ^ (ntx >> 16 & 0x01) ^ ((ad->nt_enc_par >> 7) & 0x01) ^ (ad->nt_enc >> 16 & 0x01))
+ )
+ return false;
+
+ uint32_t ar = prng_successor(ntx, 64);
+ if (
+ (oddparity8(ar >> 8 & 0xff) ^ (ar & 0x01) ^ ((ad->ar_enc_par >> 5) & 0x01) ^ (ad->ar_enc & 0x01)) ||
+ (oddparity8(ar >> 16 & 0xff) ^ (ar >> 8 & 0x01) ^ ((ad->ar_enc_par >> 6) & 0x01) ^ (ad->ar_enc >> 8 & 0x01)) ||
+ (oddparity8(ar >> 24 & 0xff) ^ (ar >> 16 & 0x01) ^ ((ad->ar_enc_par >> 7) & 0x01) ^ (ad->ar_enc >> 16 & 0x01))
+ )
+ return false;
+
+ uint32_t at = prng_successor(ntx, 96);
+ if (
+ (oddparity8(ar & 0xff) ^ (at >> 24 & 0x01) ^ ((ad->ar_enc_par >> 4) & 0x01) ^ (ad->at_enc >> 24 & 0x01)) ||
+ (oddparity8(at >> 8 & 0xff) ^ (at & 0x01) ^ ((ad->at_enc_par >> 5) & 0x01) ^ (ad->at_enc & 0x01)) ||
+ (oddparity8(at >> 16 & 0xff) ^ (at >> 8 & 0x01) ^ ((ad->at_enc_par >> 6) & 0x01) ^ (ad->at_enc >> 8 & 0x01)) ||
+ (oddparity8(at >> 24 & 0xff) ^ (at >> 16 & 0x01) ^ ((ad->at_enc_par >> 7) & 0x01) ^ (ad->at_enc >> 16 & 0x01))
+ )
+ return false;
+
+ return true;
}
-bool DecodeMifareData(uint8_t *cmd, uint8_t cmdsize, bool isResponse, uint8_t *mfData, size_t *mfDataLen) {
- static struct Crypto1State *traceCrypto1;
+
+static bool CheckCrypto1Parity(uint8_t *cmd_enc, uint8_t cmdsize, uint8_t *cmd, uint8_t *parity_enc) {
+ for (int i = 0; i < cmdsize - 1; i++) {
+ if (oddparity8(cmd[i]) ^ (cmd[i + 1] & 0x01) ^ ((parity_enc[i / 8] >> (7 - i % 8)) & 0x01) ^ (cmd_enc[i + 1] & 0x01))
+ return false;
+ }
+
+ return true;
+}
+
+
+static bool NestedCheckKey(uint64_t key, TAuthData *ad, uint8_t *cmd, uint8_t cmdsize, uint8_t *parity) {
+ uint8_t buf[32] = {0};
+ struct Crypto1State *pcs;
+
+ AuthData.ks2 = 0;
+ AuthData.ks3 = 0;
+
+ pcs = crypto1_create(key);
+ uint32_t nt1 = crypto1_word(pcs, ad->nt_enc ^ ad->uid, 1) ^ ad->nt_enc;
+ uint32_t ar = prng_successor(nt1, 64);
+ uint32_t at = prng_successor(nt1, 96);
+
+ crypto1_word(pcs, ad->nr_enc, 1);
+// uint32_t nr1 = crypto1_word(pcs, ad->nr_enc, 1) ^ ad->nr_enc; // if needs deciphered nr
+ uint32_t ar1 = crypto1_word(pcs, 0, 0) ^ ad->ar_enc;
+ uint32_t at1 = crypto1_word(pcs, 0, 0) ^ ad->at_enc;
+
+ if (!(ar == ar1 && at == at1 && NTParityChk(ad, nt1))) {
+ crypto1_destroy(pcs);
+ return false;
+ }
+
+ memcpy(buf, cmd, cmdsize);
+ mf_crypto1_decrypt(pcs, buf, cmdsize, 0);
+
+ crypto1_destroy(pcs);
+
+ if (!CheckCrypto1Parity(cmd, cmdsize, buf, parity))
+ return false;
+
+ if(!CheckCrc14443(CRC_14443_A, buf, cmdsize))
+ return false;
+
+ AuthData.nt = nt1;
+ AuthData.ks2 = AuthData.ar_enc ^ ar;
+ AuthData.ks3 = AuthData.at_enc ^ at;
+
+ return true;
+}
+
+
+static bool DecodeMifareData(uint8_t *cmd, uint8_t cmdsize, uint8_t *parity, bool isResponse, uint8_t *mfData, size_t *mfDataLen) {
+ static struct Crypto1State *traceCrypto1;
static uint64_t mfLastKey;
-
+
*mfDataLen = 0;
-
+
if (MifareAuthState == masAuthComplete) {
if (traceCrypto1) {
crypto1_destroy(traceCrypto1);
+ traceCrypto1 = NULL;
}
MifareAuthState = masFirstData;
return false;
}
-
+
if (cmdsize > 32)
return false;
-
+
if (MifareAuthState == masFirstData) {
if (AuthData.first_auth) {
- uint32_t ks2 = AuthData.ar_enc ^ prng_successor(AuthData.nt, 64);
- uint32_t ks3 = AuthData.at_enc ^ prng_successor(AuthData.nt, 96);
- struct Crypto1State *revstate = lfsr_recovery64(ks2, ks3);
- lfsr_rollback_word(revstate, 0, 0);
- lfsr_rollback_word(revstate, 0, 0);
- lfsr_rollback_word(revstate, AuthData.nr_enc, 1);
- lfsr_rollback_word(revstate, AuthData.uid ^ AuthData.nt, 0);
-
- uint64_t lfsr = 0;
- crypto1_get_lfsr(revstate, &lfsr);
- crypto1_destroy(revstate);
- mfLastKey = lfsr;
- PrintAndLog(" | * | key | probable key:%x%x Prng:%s ks2:%08x ks3:%08x | |",
- (unsigned int)((lfsr & 0xFFFFFFFF00000000) >> 32), (unsigned int)(lfsr & 0xFFFFFFFF),
+ AuthData.ks2 = AuthData.ar_enc ^ prng_successor(AuthData.nt, 64);
+ AuthData.ks3 = AuthData.at_enc ^ prng_successor(AuthData.nt, 96);
+
+ mfLastKey = GetCrypto1ProbableKey(&AuthData);
+ PrintAndLog(" | * | key | probable key:%012"PRIx64" Prng:%s ks2:%08x ks3:%08x | |",
+ mfLastKey,
validate_prng_nonce(AuthData.nt) ? "WEAK": "HARD",
- ks2,
- ks3);
-
+ AuthData.ks2,
+ AuthData.ks3);
+
AuthData.first_auth = false;
- traceCrypto1 = lfsr_recovery64(ks2, ks3);
+ traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);
} else {
- printf("uid:%x nt:%x ar_enc:%x at_enc:%x\n", AuthData.uid, AuthData.nt, AuthData.ar_enc, AuthData.at_enc);
-
+ if (traceCrypto1) {
+ crypto1_destroy(traceCrypto1);
+ traceCrypto1 = NULL;
+ }
+
// check last used key
if (mfLastKey) {
- if (NestedCheckKey(mfLastKey, &AuthData, cmd, cmdsize)) {
+ if (NestedCheckKey(mfLastKey, &AuthData, cmd, cmdsize, parity)) {
+ PrintAndLog(" | * | key | last used key:%012"PRIx64" ks2:%08x ks3:%08x | |",
+ mfLastKey,
+ AuthData.ks2,
+ AuthData.ks3);
+
+ traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);
};
}
-
+
// check default keys
- for (int defaultKeyCounter = 0; defaultKeyCounter < MifareDefaultKeysSize; defaultKeyCounter++){
- if (NestedCheckKey(MifareDefaultKeys[defaultKeyCounter], &AuthData, cmd, cmdsize)) {
-
- break;
- };
+ if (!traceCrypto1) {
+ for (int defaultKeyCounter = 0; defaultKeyCounter < MifareDefaultKeysSize; defaultKeyCounter++){
+ if (NestedCheckKey(MifareDefaultKeys[defaultKeyCounter], &AuthData, cmd, cmdsize, parity)) {
+ PrintAndLog(" | * | key | default key:%012"PRIx64" ks2:%08x ks3:%08x | |",
+ MifareDefaultKeys[defaultKeyCounter],
+ AuthData.ks2,
+ AuthData.ks3);
+
+ mfLastKey = MifareDefaultKeys[defaultKeyCounter];
+ traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);
+ break;
+ };
+ }
}
-
+
// nested
- if (validate_prng_nonce(AuthData.nt)) {
+ if (!traceCrypto1 && validate_prng_nonce(AuthData.nt)) {
+ uint32_t ntx = prng_successor(AuthData.nt, 90);
+ for (int i = 0; i < 16383; i++) {
+ ntx = prng_successor(ntx, 1);
+ if (NTParityChk(&AuthData, ntx)){
+
+ uint32_t ks2 = AuthData.ar_enc ^ prng_successor(ntx, 64);
+ uint32_t ks3 = AuthData.at_enc ^ prng_successor(ntx, 96);
+ struct Crypto1State *pcs = lfsr_recovery64(ks2, ks3);
+ memcpy(mfData, cmd, cmdsize);
+ mf_crypto1_decrypt(pcs, mfData, cmdsize, 0);
+
+ crypto1_destroy(pcs);
+ if (CheckCrypto1Parity(cmd, cmdsize, mfData, parity) && CheckCrc14443(CRC_14443_A, mfData, cmdsize)) {
+ AuthData.ks2 = ks2;
+ AuthData.ks3 = ks3;
+
+ AuthData.nt = ntx;
+ mfLastKey = GetCrypto1ProbableKey(&AuthData);
+ PrintAndLog(" | * | key | nested probable key:%012"PRIx64" ks2:%08x ks3:%08x | |",
+ mfLastKey,
+ AuthData.ks2,
+ AuthData.ks3);
+
+ traceCrypto1 = lfsr_recovery64(AuthData.ks2, AuthData.ks3);
+ break;
+ }
+ }
+ }
}
-
+
//hardnested
+ if (!traceCrypto1) {
+ printf("hardnested not implemented. uid:%x nt:%x ar_enc:%x at_enc:%x\n", AuthData.uid, AuthData.nt, AuthData.ar_enc, AuthData.at_enc);
+ MifareAuthState = masError;
+
+ /* TOO SLOW( needs to have more strong filter. with this filter - aprox 4 mln tests
+ uint32_t t = msclock();
+ uint32_t t1 = t;
+ int n = 0;
+ for (uint32_t i = 0; i < 0xFFFFFFFF; i++) {
+ if (NTParityChk(&AuthData, i)){
+
+ uint32_t ks2 = AuthData.ar_enc ^ prng_successor(i, 64);
+ uint32_t ks3 = AuthData.at_enc ^ prng_successor(i, 96);
+ struct Crypto1State *pcs = lfsr_recovery64(ks2, ks3);
+
+
+
+
+ n++;
+
+ if (!(n % 100000)) {
+ printf("delta=%d n=%d ks2=%x ks3=%x \n", msclock() - t1 , n, ks2, ks3);
+ t1 = msclock();
+ }
+
+ }
+ }
+ printf("delta=%d n=%d\n", msclock() - t, n);
+ */
+ }
}
-
-
-
+
+
+
MifareAuthState = masData;
}
-
+
if (MifareAuthState == masData && traceCrypto1) {
memcpy(mfData, cmd, cmdsize);
mf_crypto1_decrypt(traceCrypto1, mfData, cmdsize, 0);
*mfDataLen = cmdsize;
}
-
+
return *mfDataLen > 0;
}
-bool NTParityChk(TAuthData *ad, uint32_t ntx) {
- if (
- (oddparity8(ntx >> 8 & 0xff) ^ (ntx & 0x01) ^ ((ad->nt_enc_par >> 5) & 0x01) ^ (ad->nt_enc & 0x01)) ||
- (oddparity8(ntx >> 16 & 0xff) ^ (ntx >> 8 & 0x01) ^ ((ad->nt_enc_par >> 6) & 0x01) ^ (ad->nt_enc >> 8 & 0x01)) ||
- (oddparity8(ntx >> 24 & 0xff) ^ (ntx >> 16 & 0x01) ^ ((ad->nt_enc_par >> 7) & 0x01) ^ (ad->nt_enc >> 16 & 0x01))
- )
- return false;
-
- uint32_t ar = prng_successor(ntx, 64);
- if (
- (oddparity8(ar >> 8 & 0xff) ^ (ar & 0x01) ^ ((ad->ar_enc_par >> 5) & 0x01) ^ (ad->ar_enc & 0x01)) ||
- (oddparity8(ar >> 16 & 0xff) ^ (ar >> 8 & 0x01) ^ ((ad->ar_enc_par >> 6) & 0x01) ^ (ad->ar_enc >> 8 & 0x01)) ||
- (oddparity8(ar >> 24 & 0xff) ^ (ar >> 16 & 0x01) ^ ((ad->ar_enc_par >> 7) & 0x01) ^ (ad->ar_enc >> 16 & 0x01))
- )
- return false;
- uint32_t at = prng_successor(ntx, 96);
- if (
- (oddparity8(ar & 0xff) ^ (at >> 24 & 0x01) ^ ((ad->ar_enc_par >> 4) & 0x01) ^ (ad->at_enc >> 24 & 0x01)) ||
- (oddparity8(at >> 8 & 0xff) ^ (at & 0x01) ^ ((ad->at_enc_par >> 5) & 0x01) ^ (ad->at_enc & 0x01)) ||
- (oddparity8(at >> 16 & 0xff) ^ (at >> 8 & 0x01) ^ ((ad->at_enc_par >> 6) & 0x01) ^ (ad->at_enc >> 8 & 0x01)) ||
- (oddparity8(at >> 24 & 0xff) ^ (at >> 16 & 0x01) ^ ((ad->at_enc_par >> 7) & 0x01) ^ (ad->at_enc >> 16 & 0x01))
- )
- return false;
-
+bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen) {
+ return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen);
+}
+
+
+bool next_record_is_response(uint16_t tracepos, uint8_t *trace) {
+ uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t)));
+ return(next_records_datalen & 0x8000);
+}
+
+
+bool merge_topaz_reader_frames(uint32_t timestamp, uint32_t *duration, uint16_t *tracepos, uint16_t traceLen, uint8_t *trace, uint8_t *frame, uint8_t *topaz_reader_command, uint16_t *data_len) {
+
+#define MAX_TOPAZ_READER_CMD_LEN 16
+
+ uint32_t last_timestamp = timestamp + *duration;
+
+ if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;
+
+ memcpy(topaz_reader_command, frame, *data_len);
+
+ while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) {
+ uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos));
+ *tracepos += sizeof(uint32_t);
+ uint16_t next_duration = *((uint16_t *)(trace + *tracepos));
+ *tracepos += sizeof(uint16_t);
+ uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF;
+ *tracepos += sizeof(uint16_t);
+ uint8_t *next_frame = (trace + *tracepos);
+ *tracepos += next_data_len;
+ if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {
+ memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);
+ *data_len += next_data_len;
+ last_timestamp = next_timestamp + next_duration;
+ } else {
+ // rewind and exit
+ *tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);
+ break;
+ }
+ uint16_t next_parity_len = (next_data_len-1)/8 + 1;
+ *tracepos += next_parity_len;
+ }
+
+ *duration = last_timestamp - timestamp;
+
return true;
}
-bool NestedCheckKey(uint64_t key, TAuthData *ad, uint8_t *cmd, uint8_t cmdsize) {
- uint8_t buf[32] = {0};
- struct Crypto1State *pcs;
-
- pcs = crypto1_create(key);
- uint32_t nt1 = crypto1_word(pcs, ad->nt_enc ^ ad->uid, 1) ^ ad->nt_enc;
- uint32_t ar = prng_successor(nt1, 64);
- uint32_t at = prng_successor(nt1, 96);
- printf("key> nested auth uid: %08x nt: %08x nt_parity: %s ar: %08x at: %08x\n", ad->uid, nt1, printBitsPar(&ad->nt_enc_par, 4), ar, at);
- uint32_t nr1 = crypto1_word(pcs, ad->nr_enc, 1) ^ ad->nr_enc;
- uint32_t ar1 = crypto1_word(pcs, 0, 0) ^ ad->ar_enc;
- uint32_t at1 = crypto1_word(pcs, 0, 0) ^ ad->at_enc;
- printf("key> the same key test. nr1: %08x ar1: %08x at1: %08x \n", nr1, ar1, at1);
- if (NTParityChk(ad, nt1))
- printf("key> the same key test OK. key=%x%x\n", (unsigned int)((key & 0xFFFFFFFF00000000) >> 32), (unsigned int)(key & 0xFFFFFFFF));
- else {
- printf("key> the same key test. check nt parity error.\n");
- return false;
+uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes, uint32_t *prev_EOT, bool times_in_us) {
+ bool isResponse;
+ uint16_t data_len, parity_len;
+ uint32_t duration;
+ uint8_t topaz_reader_command[9];
+ uint32_t timestamp, first_timestamp;
+ uint32_t EndOfTransmissionTimestamp = 0;
+ char explanation[30] = {0};
+ uint8_t mfData[32] = {0};
+ size_t mfDataLen = 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));
+
+ tracepos += 4;
+ duration = *((uint16_t *)(trace + tracepos));
+ tracepos += 2;
+ data_len = *((uint16_t *)(trace + tracepos));
+ tracepos += 2;
+
+ if (data_len & 0x8000) {
+ data_len &= 0x7fff;
+ isResponse = true;
+ } else {
+ isResponse = false;
}
+ parity_len = (data_len-1)/8 + 1;
- memcpy(buf, cmd, cmdsize);
- mf_crypto1_decrypt(pcs, buf, cmdsize, 0);
+ if (tracepos + data_len + parity_len > traceLen) {
+ return traceLen;
+ }
+ uint8_t *frame = trace + tracepos;
+ tracepos += data_len;
+ uint8_t *parityBytes = trace + tracepos;
+ tracepos += parity_len;
+
+ if (protocol == TOPAZ && !isResponse) {
+ // topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
+ // merge them:
+ if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {
+ frame = topaz_reader_command;
+ }
+ }
+
+ // adjust for different time scales
+ if (protocol == ICLASS || protocol == ISO_15693) {
+ duration *= 32;
+ }
+
+ //Check the CRC status
+ uint8_t crcStatus = 2;
+
+ if (data_len > 2) {
+ switch (protocol) {
+ case ICLASS:
+ crcStatus = iclass_CRC_check(isResponse, frame, data_len);
+ break;
+ case ISO_14443B:
+ case TOPAZ:
+ crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
+ break;
+ case PROTO_MIFARE:
+ crcStatus = mifare_CRC_check(isResponse, frame, data_len);
+ break;
+ case ISO_14443A:
+ crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
+ break;
+ case ISO_14443_4:
+ crcStatus = iso14443_4_CRC_check(frame, data_len);
+ break;
+ case ISO_15693:
+ crcStatus = iso15693_CRC_check(frame, data_len);
+ break;
+ default:
+ break;
+ }
+ }
+ //0 CRC-command, CRC not ok
+ //1 CRC-command, CRC ok
+ //2 Not crc-command
+
+ //--- Draw the data column
+ char line[16][110];
+
+ for (int j = 0; j < data_len && j/16 < 16; j++) {
+ uint8_t parityBits = parityBytes[j>>3];
+ if (protocol != ISO_14443B
+ && protocol != ISO_15693
+ && protocol != ICLASS
+ && protocol != ISO_7816_4
+ && (isResponse || protocol == ISO_14443A)
+ && (oddparity8(frame[j]) != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
+ snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x!", frame[j]);
+ } else {
+ snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x ", frame[j]);
+ }
+ }
+
+ if (markCRCBytes) {
+ if (crcStatus == 0 || crcStatus == 1) { //CRC-command
+ char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);
+ (*pos1) = '[';
+ char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);
+ sprintf(pos2, "%c", ']');
+ }
+ }
+
+ // mark short bytes (less than 8 Bit + Parity)
+ if (protocol == ISO_14443A || protocol == PROTO_MIFARE) {
+ if (duration < 128 * (9 * data_len)) {
+ line[(data_len-1)/16][((data_len-1)%16) * 4 + 3] = '\'';
+ }
+ }
+
+ if (data_len == 0) {
+ if (protocol == ICLASS && duration == 2048) {
+ sprintf(line[0], " <SOF>");
+ } else if (protocol == ISO_15693 && duration == 512) {
+ sprintf(line[0], " <EOF>");
+ } else {
+ sprintf(line[0], " <empty trace - possible error>");
+ }
+ }
+
+ //--- Draw the CRC column
+ char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));
+
+ if (protocol == PROTO_MIFARE)
+ annotateMifare(explanation, sizeof(explanation), frame, data_len, parityBytes, parity_len, isResponse);
+
+ if (!isResponse) {
+ switch(protocol) {
+ case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
+ case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
+ case ISO_14443B: annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;
+ case TOPAZ: annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;
+ case ISO_15693: annotateIso15693(explanation,sizeof(explanation),frame,data_len); break;
+ case ISO_7816_4: annotateIso7816(explanation, sizeof(explanation), frame, data_len); break;
+ case ISO_14443_4: annotateIso14443_4(explanation, sizeof(explanation), frame, data_len); break;
+ default: break;
+ }
+ }
+
+ uint32_t previousEndOfTransmissionTimestamp = 0;
+ if (prev_EOT) {
+ if (*prev_EOT) {
+ previousEndOfTransmissionTimestamp = *prev_EOT;
+ } else {
+ previousEndOfTransmissionTimestamp = timestamp;
+ }
+ }
+ EndOfTransmissionTimestamp = timestamp + duration;
+ if (prev_EOT) *prev_EOT = EndOfTransmissionTimestamp;
+
+ int num_lines = MIN((data_len - 1)/16 + 1, 16);
+ for (int j = 0; j < num_lines ; j++) {
+ if (j == 0) {
+ uint32_t time1 = timestamp - first_timestamp;
+ uint32_t time2 = EndOfTransmissionTimestamp - first_timestamp;
+ if (prev_EOT) {
+ time1 = timestamp - previousEndOfTransmissionTimestamp;
+ time2 = duration;
+ }
+ if (times_in_us) {
+ PrintAndLog(" %10.1f | %10.1f | %s |%-64s | %s| %s",
+ (float)time1/13.56,
+ (float)time2/13.56,
+ isResponse ? "Tag" : "Rdr",
+ line[j],
+ (j == num_lines-1) ? crc : " ",
+ (j == num_lines-1) ? explanation : "");
+ } else {
+ PrintAndLog(" %10" PRIu32 " | %10" PRIu32 " | %s |%-64s | %s| %s",
+ time1,
+ time2,
+ isResponse ? "Tag" : "Rdr",
+ line[j],
+ (j == num_lines-1) ? crc : " ",
+ (j == num_lines-1) ? explanation : "");
+ }
+ } else {
+ PrintAndLog(" | | |%-64s | %s| %s",
+ line[j],
+ (j == num_lines-1) ? crc : " ",
+ (j == num_lines-1) ? explanation : "");
+ }
+ }
+
+ if (DecodeMifareData(frame, data_len, parityBytes, isResponse, mfData, &mfDataLen)) {
+ memset(explanation, 0x00, sizeof(explanation));
+ if (!isResponse) {
+ explanation[0] = '>';
+ annotateIso14443a(&explanation[1], sizeof(explanation) - 1, mfData, mfDataLen);
+ }
+ uint8_t crcc = iso14443A_CRC_check(isResponse, mfData, mfDataLen);
+ PrintAndLog(" | * | dec |%-64s | %-4s| %s",
+ sprint_hex(mfData, mfDataLen),
+ (crcc == 0 ? "!crc" : (crcc == 1 ? " ok " : " ")),
+ (true) ? explanation : "");
+ };
+
+ if (is_last_record(tracepos, trace, traceLen)) return traceLen;
+
+ if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
+ uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
+
+ PrintAndLog(" %10d | %10d | %s | fdt (Frame Delay Time): %d",
+ (EndOfTransmissionTimestamp - first_timestamp),
+ (next_timestamp - first_timestamp),
+ " ",
+ (next_timestamp - EndOfTransmissionTimestamp));
+ }
+
+ return tracepos;
+}
+
+
+int CmdHFList(const char *Cmd) {
+
+ CLIParserInit("hf list", "\nList or save protocol data.",
+ "examples: hf list 14a -f -- interpret as ISO14443A communication and display Frame Delay Times\n"\
+ " hf list iclass -- interpret as iClass trace\n"\
+ " hf list -s myCardTrace.trc -- save trace for later use\n"\
+ " hf list 14a -l myCardTrace.trc -- load trace and interpret as ISO14443A communication\n");
+ void* argtable[] = {
+ arg_param_begin,
+ arg_lit0("f", "fdt", "display fdt (frame delay times)"),
+ arg_lit0("r", "relative", "show relative times (gap and duration)"),
+ arg_lit0("c", "crc" , "mark CRC bytes"),
+ arg_lit0("p", "pcsc", "show trace buffer from PCSC card reader instead of PM3"),
+ arg_str0("l", "load", "<filename>", "load trace from file"),
+ arg_str0("s", "save", "<filename>", "save trace to file"),
+ arg_lit0("u", "us", "display times in microseconds instead of clock cycles"),
+ arg_str0(NULL, NULL, "<protocol>", "protocol to interpret. Possible values:\n"\
+ "\traw - just show raw data without annotations (default)\n"\
+ "\t14a - interpret data as ISO14443A communications\n"\
+ "\tmf - interpret data as ISO14443A communications and decrypt Mifare Crypto1 stream\n"\
+ "\t14b - interpret data as ISO14443B communications\n"\
+ "\t15 - interpret data as ISO15693 communications\n"\
+ "\ticlass - interpret data as iClass communications\n"\
+ "\ttopaz - interpret data as Topaz communications\n"\
+ "\t7816 - interpret data as 7816-4 APDU communications\n"\
+ "\t14-4 - interpret data as ISO14443-4 communications"),
+ arg_param_end
+ };
+
+ if (CLIParserParseString(Cmd, argtable, arg_getsize(argtable), true)){
+ CLIParserFree();
+ return 0;
+ }
+
+ bool showWaitCycles = arg_get_lit(1);
+ bool relative_times = arg_get_lit(2);
+ bool markCRCBytes = arg_get_lit(3);
+ bool PCSCtrace = arg_get_lit(4);
+ bool loadFromFile = arg_get_str_len(5);
+ bool saveToFile = arg_get_str_len(6);
+ bool times_in_us = arg_get_lit(7);
+
+ uint32_t previous_EOT = 0;
+ uint32_t *prev_EOT = NULL;
+ if (relative_times) {
+ prev_EOT = &previous_EOT;
+ }
- return CheckCrc14443(CRC_14443_A, buf, cmdsize);
-}
\ No newline at end of file
+ char load_filename[FILE_PATH_SIZE+1] = {0};
+ if (loadFromFile) {
+ strncpy(load_filename, arg_get_str(5)->sval[0], FILE_PATH_SIZE);
+ }
+ char save_filename[FILE_PATH_SIZE+1] = {0};
+ if (saveToFile) {
+ strncpy(save_filename, arg_get_str(6)->sval[0], FILE_PATH_SIZE);
+ }
+
+ uint8_t protocol = -1;
+ if (arg_get_str_len(8)) {
+ if (strcmp(arg_get_str(8)->sval[0], "iclass") == 0) protocol = ICLASS;
+ else if(strcmp(arg_get_str(8)->sval[0], "14a") == 0) protocol = ISO_14443A;
+ else if(strcmp(arg_get_str(8)->sval[0], "mf") == 0) protocol = PROTO_MIFARE;
+ else if(strcmp(arg_get_str(8)->sval[0], "14b") == 0) protocol = ISO_14443B;
+ else if(strcmp(arg_get_str(8)->sval[0], "topaz") == 0) protocol = TOPAZ;
+ else if(strcmp(arg_get_str(8)->sval[0], "7816") == 0) protocol = ISO_7816_4;
+ else if(strcmp(arg_get_str(8)->sval[0], "14-4") == 0) protocol = ISO_14443_4;
+ else if(strcmp(arg_get_str(8)->sval[0], "15") == 0) protocol = ISO_15693;
+ else if(strcmp(arg_get_str(8)->sval[0], "raw") == 0) protocol = -1;//No crc, no annotations
+ else {
+ PrintAndLog("hf list: invalid argument \"%s\"\nTry 'hf list --help' for more information.", arg_get_str(8)->sval[0]);
+ CLIParserFree();
+ return 0;
+ }
+ }
+
+ CLIParserFree();
+
+
+ uint8_t *trace;
+ uint32_t tracepos = 0;
+ uint32_t traceLen = 0;
+
+ if (loadFromFile) {
+ #define TRACE_CHUNK_SIZE (1<<16) // 64K to start with. Will be enough for BigBuf and some room for future extensions
+ FILE *tracefile = NULL;
+ size_t bytes_read;
+ trace = malloc(TRACE_CHUNK_SIZE);
+ if (trace == NULL) {
+ PrintAndLog("Cannot allocate memory for trace");
+ return 2;
+ }
+ if ((tracefile = fopen(load_filename,"rb")) == NULL) {
+ PrintAndLog("Could not open file %s", load_filename);
+ free(trace);
+ return 0;
+ }
+ while (!feof(tracefile)) {
+ bytes_read = fread(trace+traceLen, 1, TRACE_CHUNK_SIZE, tracefile);
+ traceLen += bytes_read;
+ if (!feof(tracefile)) {
+ uint8_t *p = realloc(trace, traceLen + TRACE_CHUNK_SIZE);
+ if (p == NULL) {
+ PrintAndLog("Cannot allocate memory for trace");
+ free(trace);
+ fclose(tracefile);
+ return 2;
+ }
+ trace = p;
+ }
+ }
+ fclose(tracefile);
+ } else if (PCSCtrace) {
+ trace = pcsc_get_trace_addr();
+ traceLen = pcsc_get_traceLen();
+ } else {
+ trace = malloc(USB_CMD_DATA_SIZE);
+ // Query for the size of the trace
+ UsbCommand response;
+ if (!(GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0, &response, 500, false))) {
+ return 1;
+ }
+ 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;
+ if (!(GetFromBigBuf(trace, traceLen, 0, NULL, 500, false))) {
+ return 1;
+ }
+ }
+ }
+
+ if (saveToFile) {
+ FILE *tracefile = NULL;
+ if ((tracefile = fopen(save_filename,"wb")) == NULL) {
+ PrintAndLog("Could not create file %s", save_filename);
+ return 1;
+ }
+ fwrite(trace, 1, traceLen, tracefile);
+ PrintAndLog("Recorded Activity (TraceLen = %d bytes) written to file %s", traceLen, save_filename);
+ fclose(tracefile);
+ } else {
+ PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
+ PrintAndLog("");
+ if (relative_times) {
+ PrintAndLog("Gap = time between transfers. Duration = duration of data transfer. Src = Source of transfer");
+ } else {
+ PrintAndLog("Start = Start of Frame, End = End of Frame. Src = Source of transfer");
+ }
+ if (times_in_us) {
+ PrintAndLog("All times are in microseconds");
+ } else {
+ PrintAndLog("All times are in carrier periods (1/13.56Mhz)");
+ }
+ PrintAndLog("");
+ if (relative_times) {
+ PrintAndLog(" Gap | Duration | Src | Data (! denotes parity error, ' denotes short bytes) | CRC | Annotation |");
+ } else {
+ PrintAndLog(" Start | End | Src | Data (! denotes parity error, ' denotes short bytes) | CRC | Annotation |");
+ }
+ PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
+
+ ClearAuthData();
+ while(tracepos < traceLen) {
+ tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes, prev_EOT, times_in_us);
+ }
+ }
+
+ free(trace);
+ return 0;
+}
+
projects / proxmark3-svn / blobdiff