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fix: 'lf keri demod' - proper demod now

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This commit is contained in:
iceman1001 2019-02-23 16:29:00 +01:00
parent dc0dc7b00a
commit d1c22d0800
1 changed files with 6 additions and 10 deletions
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16
client/cmdlfkeri.c
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@ -92,10 +92,8 @@ int CmdKeriDemod(const char *Cmd) {
uint32_t raw2 = bytebits_to_byte(DemodBuffer+32, 32);
//get internal id
uint32_t ID = 0;
for (uint8_t i = 30; i < 59; i++){
ID = (ID << 1) | DemodBuffer[i];
}
uint32_t ID = bytebits_to_byte(DemodBuffer+29, 32);
ID &= 0x7FFFFFFF;
/*
000000000000000000000000000001XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX111
@ -111,18 +109,16 @@ int CmdKeriDemod(const char *Cmd) {
Might be a hash of FC & CN to generate Internal ID
*/
PrintAndLogEx(NORMAL, "KERI Tag Found -- Raw: %08X%08X", raw1 ,raw2);
PrintAndLogEx(NORMAL, "KERI Internal ID: %d", ID);
PrintAndLogEx(NORMAL, "KERI Tag Found -- Raw: %08X%08X", raw1 ,raw2);
PrintAndLogEx(NORMAL, "KERI Internal ID: %u", ID);
if (invert){
PrintAndLogEx(NORMAL, "Had to Invert - probably KERI");
for (size_t i = 0; i < size; i++)
DemodBuffer[i] ^= 1;
CmdPrintDemodBuff("x");
}
CmdPrintDemodBuff("x");
return 1;
}