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Modified kermit crc to use existing crc calc code

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marshmellow42 2015-06-05 22:39:56 -04:00
commit 07b5a3c3ba
3 changed files with 19 additions and 17 deletions
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7
client/cmddata.c
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@ -1515,14 +1515,13 @@ int CmdFDXBdemodBI(const char *Cmd){
uint32_t crc16 = bytebits_to_byteLSBF(BitStream+64,16);
uint32_t extended = bytebits_to_byteLSBF(BitStream+80,24);
uint64_t rawid = ((uint64_t)bytebits_to_byteLSBF(BitStream,32)<<32) | bytebits_to_byteLSBF(BitStream+32,32);
uint64_t rawid = ((uint64_t)bytebits_to_byte(BitStream,32)<<32) | bytebits_to_byte(BitStream+32,32);
uint8_t raw[8];
num_to_bytes(rawid, 8, raw);
uint8_t *raw_ptr = SwapEndian64(raw, 8, 4);
if (g_debugMode) PrintAndLog("Raw ID Hex: %s", sprint_hex(raw_ptr,8));
if (g_debugMode) PrintAndLog("Raw ID Hex: %s", sprint_hex(raw,8));
uint16_t calcCrc = crc16_ccitt_kermit(raw_ptr, 8);
uint16_t calcCrc = crc16_ccitt_kermit(raw, 8);
PrintAndLog("Animal ID: %04u-%012llu", countryCode, NationalCode);
PrintAndLog("National Code: %012llu", NationalCode);
PrintAndLog("CountryCode: %04u", countryCode);