#include "lfdemod.h"
#include "usb_cmd.h"
#include "crc.h"
+#include "crc16.h"
uint8_t DemodBuffer[MAX_DEMOD_BUF_LEN];
uint8_t g_debugMode;
errCnt = askdemod(BitStream, &size, &clk, &invert, maxErr, 0, 0);
if ( errCnt < 0 || errCnt > maxErr ) {
- if (g_debugMode) PrintAndLog("DEBUG: no data or error found %d, clock: 32", errCnt);
+ if (g_debugMode) PrintAndLog("DEBUG: no data or error found %d, clock: %d", errCnt, clk);
return 0;
}
}
setDemodBuf(BitStream, 128, preambleIndex);
- //printDemodBuff();
+ // remove but don't verify parity. (pType = 2)
size = removeParity(BitStream, preambleIndex + 11, 9, 2, 117);
if ( size <= 103 ) {
if (g_debugMode) PrintAndLog("Error removeParity:: %d", size);
PrintAndLog("DEBUG BinStream:\n%s",bin);
}
PrintAndLog("\nFDX-B / ISO 11784/5 Animal Tag ID Found:");
- if (g_debugMode) PrintAndLog("startmarker %d; Size %d", preambleIndex, size);
+ if (g_debugMode) PrintAndLog("Start marker %d; Size %d", preambleIndex, size);
- //return 1;
//got a good demod
uint64_t NationalCode = ((uint64_t)(bytebits_to_byteLSBF(BitStream+32,6)) << 32) | bytebits_to_byteLSBF(BitStream,32);
uint32_t countryCode = bytebits_to_byteLSBF(BitStream+38,10);
uint32_t crc16 = bytebits_to_byteLSBF(BitStream+64,16);
uint32_t extended = bytebits_to_byteLSBF(BitStream+80,24);
- PrintAndLog("Animal ID: %u-%012llu", countryCode, NationalCode);
+ 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);
+
+ if (g_debugMode) PrintAndLog("Raw ID Hex: %s", sprint_hex(raw,8));
+
+ uint16_t calcCrc = crc16_ccitt_kermit(raw, 8);
+ PrintAndLog("Animal ID: %04u-%012llu", countryCode, NationalCode);
PrintAndLog("National Code: %012llu", NationalCode);
- PrintAndLog("CountryCode: %u", countryCode);
+ PrintAndLog("CountryCode: %04u", countryCode);
PrintAndLog("Extended Data: %s", dataBlockBit ? "True" : "False");
PrintAndLog("reserved Code: %u", reservedCode);
PrintAndLog("Animal Tag: %s", animalBit ? "True" : "False");
- PrintAndLog("CRC: 0x%02X", crc16);
- PrintAndLog("Extended: 0x%X", extended);
+ PrintAndLog("CRC: 0x%04X - [%04X] - %s", crc16, calcCrc, (calcCrc == crc16) ? "Passed" : "Failed");
+ PrintAndLog("Extended: 0x%X\n", extended);
return 1;
}