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osboxes.org 2019-12-31 22:32:54 +01:00
commit c87e8faefc
1 changed files with 7 additions and 7 deletions
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10
client/cmdlfgallagher.c
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@ -40,7 +40,7 @@ static int usage_lf_gallagher_clone(void) {
return PM3_SUCCESS; return PM3_SUCCESS;
} }
static void descramble( uint8_t *arr, uint8_t len) { static void descramble(uint8_t *arr, uint8_t len) {
uint8_t lut[] = { uint8_t lut[] = {
0xa3, 0xb0, 0x80, 0xc6, 0xb2, 0xf4, 0x5c, 0x6c, 0x81, 0xf1, 0xbb, 0xeb, 0x55, 0x67, 0x3c, 0x05, 0xa3, 0xb0, 0x80, 0xc6, 0xb2, 0xf4, 0x5c, 0x6c, 0x81, 0xf1, 0xbb, 0xeb, 0x55, 0x67, 0x3c, 0x05,
@ -100,16 +100,16 @@ static int CmdGallagherDemod(const char *Cmd) {
// bytes // bytes
uint8_t arr[8] = {0}; uint8_t arr[8] = {0};
for(int i = 0, pos = 0; i < ARRAYLEN(arr); i++) { for (int i = 0, pos = 0; i < ARRAYLEN(arr); i++) {
pos = (i * 8) + i; pos = (i * 8) + i;
arr[i] = bytebits_to_byte(DemodBuffer + pos, 8); arr[i] = bytebits_to_byte(DemodBuffer + pos, 8);
printf("%d -", pos ); printf("%d -", pos);
} }
printf("\n"); printf("\n");
// crc // crc
uint8_t crc = bytebits_to_byte(DemodBuffer + 72, 8); uint8_t crc = bytebits_to_byte(DemodBuffer + 72, 8);
uint8_t calc_crc = CRC8Cardx(arr, ARRAYLEN(arr) ); uint8_t calc_crc = CRC8Cardx(arr, ARRAYLEN(arr));
PrintAndLogEx(INFO, " Before: %s", sprint_hex(arr, 8)); PrintAndLogEx(INFO, " Before: %s", sprint_hex(arr, 8));
descramble(arr, ARRAYLEN(arr)); descramble(arr, ARRAYLEN(arr));
@ -130,7 +130,7 @@ static int CmdGallagherDemod(const char *Cmd) {
PrintAndLogEx(SUCCESS, "GALLAGHER Tag Found -- Region: %u FC: %u CN: %u Issue Level: %u", rc, fc, cn, il); PrintAndLogEx(SUCCESS, "GALLAGHER Tag Found -- Region: %u FC: %u CN: %u Issue Level: %u", rc, fc, cn, il);
PrintAndLogEx(SUCCESS, " Printed: %C%u", rc + 0x40, fc); PrintAndLogEx(SUCCESS, " Printed: %C%u", rc + 0x40, fc);
PrintAndLogEx(SUCCESS, " Raw: %08X%08X%08X", raw1, raw2, raw3); PrintAndLogEx(SUCCESS, " Raw: %08X%08X%08X", raw1, raw2, raw3);
PrintAndLogEx(SUCCESS, " CRC: %02X - %02X (%s)", crc, calc_crc, (crc == calc_crc) ? "OK":"Failed"); PrintAndLogEx(SUCCESS, " CRC: %02X - %02X (%s)", crc, calc_crc, (crc == calc_crc) ? "OK" : "Failed");
return PM3_SUCCESS; return PM3_SUCCESS;
} }