+ if (bitLen != 88) return 0;
+ return 1;
+}
+
+static void verify_values(uint8_t *fmtlen, uint32_t *fc, uint32_t *cn){
+ switch (*fmtlen) {
+ case 50:
+ if ((*fc & 0xFFFF) != *fc) {
+ *fc &= 0xFFFF;
+ PrintAndLog("Facility-Code Truncated to 16-bits (AWID50): %u", *fc);
+ }
+ break;
+ case 37:
+ if ((*fc & 0x1FFF) != *fc) {
+ *fc &= 0x1FFF;
+ PrintAndLog("Facility-Code Truncated to 13-bits (AWID37): %u", *fc);
+ }
+ if ((*cn & 0x3FFFF) != *cn) {
+ *cn &= 0x3FFFF;
+ PrintAndLog("Card Number Truncated to 18-bits (AWID37): %u", *cn);
+ }
+ break;
+ case 34:
+ if ((*fc & 0xFF) != *fc) {
+ *fc &= 0xFF;
+ PrintAndLog("Facility-Code Truncated to 8-bits (AWID34): %u", *fc);
+ }
+ if ((*cn & 0xFFFFFF) != *cn) {
+ *cn &= 0xFFFFFF;
+ PrintAndLog("Card Number Truncated to 24-bits (AWID34): %u", *cn);
+ }
+ break;
+ case 26:
+ default:
+ *fmtlen = 26;
+ if ((*fc & 0xFF) != *fc) {
+ *fc &= 0xFF;
+ PrintAndLog("Facility-Code Truncated to 8-bits (AWID26): %u", *fc);
+ }
+ if ((*cn & 0xFFFF) != *cn) {
+ *cn &= 0xFFFF;
+ PrintAndLog("Card Number Truncated to 16-bits (AWID26): %u", *cn);
+ }
+ break;
+ }
+}
+
+int CmdAWIDSim(const char *Cmd) {
+ uint32_t fc = 0, cn = 0;
+ uint8_t fmtlen = 0;
+ uint8_t bits[96];
+ uint8_t *bs = bits;
+ size_t size = sizeof(bits);
+ memset(bs, 0x00, size);
+
+ uint64_t arg1 = ( 10 << 8 ) + 8; // fcHigh = 10, fcLow = 8
+ uint64_t arg2 = 50; // clk RF/50 invert=0
+
+ char cmdp = param_getchar(Cmd, 0);
+ if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') return usage_lf_awid_sim();
+
+ fmtlen = param_get8(Cmd, 0);
+ fc = param_get32ex(Cmd, 1, 0, 10);
+ cn = param_get32ex(Cmd, 2, 0, 10);
+ if ( !fc || !cn) return usage_lf_awid_sim();
+
+ verify_values(&fmtlen, &fc, &cn);
+
+ PrintAndLog("Emulating AWID %u -- FC: %u; CN: %u\n", fmtlen, fc, cn);
+ PrintAndLog("Press pm3-button to abort simulation or run another command");
+
+ if (!getAWIDBits(fmtlen, fc, cn, bs)) {
+ PrintAndLog("Error with tag bitstream generation.");
+ return 1;
+ }
+ // AWID uses: fcHigh: 10, fcLow: 8, clk: 50, invert: 0
+ // arg1 --- fcHigh<<8 + fcLow
+ // arg2 --- Inversion and clk setting
+ // 96 --- Bitstream length: 96-bits == 12 bytes
+ UsbCommand c = {CMD_FSK_SIM_TAG, {arg1, arg2, size}};
+ memcpy(c.d.asBytes, bs, size);
+ clearCommandBuffer();
+ SendCommand(&c);
+ return 0;
+}
+
+int CmdAWIDClone(const char *Cmd) {
+ uint32_t blocks[4] = {T55x7_MODULATION_FSK2a | T55x7_BITRATE_RF_50 | 3<<T55x7_MAXBLOCK_SHIFT, 0, 0, 0};
+ uint32_t fc = 0, cn = 0;
+ uint8_t fmtlen = 0;
+ uint8_t bits[96];
+ uint8_t *bs=bits;
+ memset(bs,0,sizeof(bits));
+
+ char cmdp = param_getchar(Cmd, 0);
+ if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') return usage_lf_awid_clone();
+
+ fmtlen = param_get8(Cmd, 0);
+ fc = param_get32ex(Cmd, 1, 0, 10);
+ cn = param_get32ex(Cmd, 2, 0, 10);
+
+ if ( !fc || !cn) return usage_lf_awid_clone();
+
+ if (param_getchar(Cmd, 4) == 'Q' || param_getchar(Cmd, 4) == 'q')
+ //t5555 (Q5) BITRATE = (RF-2)/2 (iceman)
+ blocks[0] = T5555_MODULATION_FSK2 | T5555_INVERT_OUTPUT | 50<<T5555_BITRATE_SHIFT | 3<<T5555_MAXBLOCK_SHIFT;
+
+ verify_values(&fmtlen, &fc, &cn);
+
+ if ( !getAWIDBits(fmtlen, fc, cn, bs)) {
+ PrintAndLog("Error with tag bitstream generation.");
+ return 1;
+ }
+
+ blocks[1] = bytebits_to_byte(bs,32);
+ blocks[2] = bytebits_to_byte(bs+32,32);
+ blocks[3] = bytebits_to_byte(bs+64,32);
+
+ PrintAndLog("Preparing to clone AWID %u to T55x7 with FC: %u, CN: %u", fmtlen, fc, cn);
+ PrintAndLog("Blk | Data ");
+ PrintAndLog("----+------------");
+ PrintAndLog(" 00 | 0x%08x", blocks[0]);
+ PrintAndLog(" 01 | 0x%08x", blocks[1]);
+ PrintAndLog(" 02 | 0x%08x", blocks[2]);
+ PrintAndLog(" 03 | 0x%08x", blocks[3]);
+
+ UsbCommand resp;
+ UsbCommand c = {CMD_T55XX_WRITE_BLOCK, {0,0,0}};
+
+ for (uint8_t i=0; i<4; i++) {
+ c.arg[0] = blocks[i];
+ c.arg[1] = i;
+ clearCommandBuffer();
+ SendCommand(&c);
+ if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)){
+ PrintAndLog("Error occurred, device did not respond during write operation.");
+ return -1;
+ }
projects / proxmark3-svn / blobdiff