#include <string.h>
#include <stdint.h>
#include "iso14443crc.h"
-//#include "proxusb.h"
#include "proxmark3.h"
#include "data.h"
#include "graph.h"
+#include "util.h"
#include "ui.h"
#include "cmdparser.h"
#include "cmdhf14b.h"
int CmdHF14BList(const char *Cmd)
{
- uint8_t got[960];
- GetFromBigBuf(got,sizeof(got),0);
- WaitForResponse(CMD_ACK,NULL);
-
- PrintAndLog("recorded activity:");
+ 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)", traceLen);
PrintAndLog(" time :rssi: who bytes");
PrintAndLog("---------+----+----+-----------");
int prev = -1;
for(;;) {
- if(i >= 900) {
- break;
- }
+
+ if(i >= traceLen) { break; }
bool isResponse;
int timestamp = *((uint32_t *)(got+i));
if(len > 100) {
break;
}
- if(i + len >= 900) {
+ if(i + len >= traceLen) {
break;
}
prev = timestamp;
i += (len + 9);
}
+ free(got);
return 0;
}
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)
{
return 0;
}
+int CmdHF14BWrite( const char *Cmd){
+
+/*
+ * For SRIX4K blocks 00 - 7F
+ * hf 14b raw -c -p 09 $srix4kwblock $srix4kwdata
+ *
+ * For SR512 blocks 00 - 0F
+ * hf 14b raw -c -p 09 $sr512wblock $sr512wdata
+ *
+ * Special block FF = otp_lock_reg block.
+ * Data len 4 bytes-
+ */
+ char cmdp = param_getchar(Cmd, 0);
+ uint8_t blockno = -1;
+ uint8_t data[4] = {0x00};
+ bool isSrix4k = true;
+ char str[20];
+
+ if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
+ PrintAndLog("Usage: hf 14b write <1|2> <BLOCK> <DATA>");
+ PrintAndLog(" [1 = SRIX4K]");
+ PrintAndLog(" [2 = SRI512]");
+ PrintAndLog(" [BLOCK number depends on tag, special block == FF]");
+ PrintAndLog(" sample: hf 14b write 1 7F 11223344");
+ PrintAndLog(" : hf 14b write 1 FF 11223344");
+ PrintAndLog(" : hf 14b write 2 15 11223344");
+ PrintAndLog(" : hf 14b write 2 FF 11223344");
+ return 0;
+ }
+
+ if ( cmdp == '2' )
+ isSrix4k = false;
+
+ //blockno = param_get8(Cmd, 1);
+
+ if ( param_gethex(Cmd,1, &blockno, 2) ) {
+ PrintAndLog("Block number must include 2 HEX symbols");
+ return 0;
+ }
+
+ if ( isSrix4k ){
+ if ( blockno > 0x7f && blockno != 0xff ){
+ PrintAndLog("Block number out of range");
+ return 0;
+ }
+ } else {
+ if ( blockno > 0x0f && blockno != 0xff ){
+ PrintAndLog("Block number out of range");
+ return 0;
+ }
+ }
+
+ if (param_gethex(Cmd, 2, data, 8)) {
+ PrintAndLog("Data must include 8 HEX symbols");
+ return 0;
+ }
+
+ if ( blockno == 0xff)
+ PrintAndLog("[%s] Write special block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512" , blockno, sprint_hex(data,4) );
+ else
+ PrintAndLog("[%s] Write block %02X [ %s ]", (isSrix4k)?"SRIX4K":"SRI512", blockno, sprint_hex(data,4) );
+
+ sprintf(str, "-c 09 %02x %02x%02x%02x%02x", blockno, data[0], data[1], data[2], data[3]);
+
+ CmdHF14BCmdRaw(str);
+ return 0;
+}
+
static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
{"sri512read", CmdSri512Read, 0, "Read contents of a SRI512 tag"},
{"srix4kread", CmdSrix4kRead, 0, "Read contents of a SRIX4K tag"},
{"raw", CmdHF14BCmdRaw, 0, "Send raw hex data to tag"},
+ {"write", CmdHF14BWrite, 0, "Write data to a SRI512 | SRIX4K tag"},
{NULL, NULL, 0, NULL}
};