RfidResearchGroup/proxmark3
1
1
Fork 0
mirror of https://github.com/RfidResearchGroup/proxmark3.git synced 2025-03-19 19:38:52 +08:00
Code Issues Projects Releases Packages Wiki Activity

ADD: AWID 50bit demod, thanks to @FrancoisM and @ntk

Browse source
This commit is contained in:
iceman1001 2016-05-13 22:34:49 +02:00
parent 407d62664d
commit 204b708424
1 changed files with 32 additions and 18 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

34
client/cmddata.c
View file

@ -1314,37 +1314,51 @@ int CmdFSKdemodAWID(const char *Cmd)
// 00011010 1 01110101 0000000010001110 1 000000000000000000000000000000000
// bbbbbbbb w ffffffff cccccccccccccccc w xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
// |26 bit| |-117--| |-----142------|
//
// 00110010 0 0000011111010000000000000001000100101000100001111 0 00000000
// bbbbbbbb w ffffffffffffffffccccccccccccccccccccccccccccccccc w xxxxxxxx
// |50 bit| |----4000------||-----------2248975-------------|
// b = format bit len, o = odd parity of last 3 bits
// f = facility code, c = card number
// w = wiegand parity
// (26 bit format shown)
uint32_t fc = 0;
uint32_t cardnum = 0;
uint32_t code1 = 0;
uint32_t code2 = 0;
uint8_t fmtLen = bytebits_to_byte(BitStream,8);
if (fmtLen==26){
fc = bytebits_to_byte(BitStream+9, 8);
cardnum = bytebits_to_byte(BitStream+17, 16);
code1 = bytebits_to_byte(BitStream+8,fmtLen);
uint8_t fmtLen = bytebits_to_byte(BitStream, 8);
switch(fmtLen) {
case 26:
fc = bytebits_to_byte(BitStream + 9, 8);
cardnum = bytebits_to_byte(BitStream + 17, 16);
code1 = bytebits_to_byte(BitStream + 8,fmtLen);
PrintAndLog("AWID Found - BitLength: %d, FC: %d, Card: %d - Wiegand: %x, Raw: %08x%08x%08x", fmtLen, fc, cardnum, code1, rawHi2, rawHi, rawLo);
} else {
break;
case 50:
fc = bytebits_to_byte(BitStream + 9, 16);
cardnum = bytebits_to_byte(BitStream + 25, 32);
code1 = bytebits_to_byte(BitStream + 8, (fmtLen-32) );
code2 = bytebits_to_byte(BitStream + 8 + (fmtLen-32), 32);
PrintAndLog("AWID Found - BitLength: %d, FC: %d, Card: %d - Wiegand: %x%08x, Raw: %08x%08x%08x", fmtLen, fc, cardnum, code1, code2, rawHi2, rawHi, rawLo);
break;
default:
if (fmtLen > 32 ) {
cardnum = bytebits_to_byte(BitStream+8+(fmtLen-17), 16);
if (fmtLen>32){
code1 = bytebits_to_byte(BitStream+8,fmtLen-32);
code2 = bytebits_to_byte(BitStream+8+(fmtLen-32),32);
PrintAndLog("AWID Found - BitLength: %d -unknown BitLength- (%d) - Wiegand: %x%08x, Raw: %08x%08x%08x", fmtLen, cardnum, code1, code2, rawHi2, rawHi, rawLo);
} else{
} else {
cardnum = bytebits_to_byte(BitStream+8+(fmtLen-17), 16);
code1 = bytebits_to_byte(BitStream+8,fmtLen);
PrintAndLog("AWID Found - BitLength: %d -unknown BitLength- (%d) - Wiegand: %x, Raw: %08x%08x%08x", fmtLen, cardnum, code1, rawHi2, rawHi, rawLo);
}
break;
}
if (g_debugMode){
PrintAndLog("DEBUG: idx: %d, Len: %d Printing Demod Buffer:", idx, 96);
printDemodBuff();
}
//todo - convert hi2, hi, lo to demodbuffer for future sim/clone commands
return 1;
}