-//by marshmellow
-//IO-Prox demod - FSK RF/64 with preamble of 000000001
-//print ioprox ID and some format details
-int CmdFSKdemodIO(const char *Cmd)
-{
- int idx=0;
- //something in graphbuffer?
- if (GraphTraceLen < 65) {
- if (g_debugMode)PrintAndLog("DEBUG: not enough samples in GraphBuffer");
- return 0;
- }
- uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
- size_t BitLen = getFromGraphBuf(BitStream);
- if (BitLen==0) return 0;
-
- //get binary from fsk wave
- idx = IOdemodFSK(BitStream,BitLen);
- if (idx<0){
- if (g_debugMode){
- if (idx==-1){
- PrintAndLog("DEBUG: Just Noise Detected");
- } else if (idx == -2) {
- PrintAndLog("DEBUG: not enough samples");
- } else if (idx == -3) {
- PrintAndLog("DEBUG: error during fskdemod");
- } else if (idx == -4) {
- PrintAndLog("DEBUG: Preamble not found");
- } else if (idx == -5) {
- PrintAndLog("DEBUG: Separator bits not found");
- } else {
- PrintAndLog("DEBUG: Error demoding fsk %d", idx);
- }
- }
- return 0;
- }
- if (idx==0){
- if (g_debugMode){
- PrintAndLog("DEBUG: IO Prox Data not found - FSK Bits: %d",BitLen);
- if (BitLen > 92) PrintAndLog("%s", sprint_bin_break(BitStream,92,16));
- }
- return 0;
- }
- //Index map
- //0 10 20 30 40 50 60
- //| | | | | | |
- //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23
- //-----------------------------------------------------------------------------
- //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11
- //
- //XSF(version)facility:codeone+codetwo (raw)
- //Handle the data
- if (idx+64>BitLen) {
- if (g_debugMode) PrintAndLog("not enough bits found - bitlen: %d",BitLen);
- return 0;
- }
- PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx], BitStream[idx+1], BitStream[idx+2], BitStream[idx+3], BitStream[idx+4], BitStream[idx+5], BitStream[idx+6], BitStream[idx+7], BitStream[idx+8]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx+9], BitStream[idx+10], BitStream[idx+11],BitStream[idx+12],BitStream[idx+13],BitStream[idx+14],BitStream[idx+15],BitStream[idx+16],BitStream[idx+17]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d facility",BitStream[idx+18], BitStream[idx+19], BitStream[idx+20],BitStream[idx+21],BitStream[idx+22],BitStream[idx+23],BitStream[idx+24],BitStream[idx+25],BitStream[idx+26]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d version",BitStream[idx+27], BitStream[idx+28], BitStream[idx+29],BitStream[idx+30],BitStream[idx+31],BitStream[idx+32],BitStream[idx+33],BitStream[idx+34],BitStream[idx+35]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d code1",BitStream[idx+36], BitStream[idx+37], BitStream[idx+38],BitStream[idx+39],BitStream[idx+40],BitStream[idx+41],BitStream[idx+42],BitStream[idx+43],BitStream[idx+44]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d code2",BitStream[idx+45], BitStream[idx+46], BitStream[idx+47],BitStream[idx+48],BitStream[idx+49],BitStream[idx+50],BitStream[idx+51],BitStream[idx+52],BitStream[idx+53]);
- PrintAndLog("%d%d%d%d%d%d%d%d %d%d checksum",BitStream[idx+54],BitStream[idx+55],BitStream[idx+56],BitStream[idx+57],BitStream[idx+58],BitStream[idx+59],BitStream[idx+60],BitStream[idx+61],BitStream[idx+62],BitStream[idx+63]);
-
- uint32_t code = bytebits_to_byte(BitStream+idx,32);
- uint32_t code2 = bytebits_to_byte(BitStream+idx+32,32);
- uint8_t version = bytebits_to_byte(BitStream+idx+27,8); //14,4
- uint8_t facilitycode = bytebits_to_byte(BitStream+idx+18,8) ;
- uint16_t number = (bytebits_to_byte(BitStream+idx+36,8)<<8)|(bytebits_to_byte(BitStream+idx+45,8)); //36,9
- uint8_t crc = bytebits_to_byte(BitStream+idx+54,8);
- uint16_t calccrc = 0;
-
- for (uint8_t i=1; i<6; ++i){
- calccrc += bytebits_to_byte(BitStream+idx+9*i,8);
- }
- calccrc &= 0xff;
- calccrc = 0xff - calccrc;
-
- char *crcStr = (crc == calccrc) ? "crc ok": "!crc";
-
- PrintAndLog("IO Prox XSF(%02d)%02x:%05d (%08x%08x) [%02x %s]",version,facilitycode,number,code,code2, crc, crcStr);
- setDemodBuf(BitStream,64,idx);
- if (g_debugMode){
- PrintAndLog("DEBUG: idx: %d, Len: %d, Printing demod buffer:",idx,64);
- printDemodBuff();
- }
- return 1;
-}
-
-//by marshmellow
-//Pyramid Prox demod - FSK RF/50 with preamble of 0000000000000001 (always a 128 bit data stream)
-//print full Farpointe Data/Pyramid Prox ID and some bit format details if found
-int CmdFSKdemodPyramid(const char *Cmd)
-{
- //raw fsk demod no manchester decoding no start bit finding just get binary from wave
- uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
- size_t size = getFromGraphBuf(BitStream);
- if (size==0) return 0;
-
- //get binary from fsk wave
- int idx = PyramiddemodFSK(BitStream, &size);
- if (idx < 0){
- if (g_debugMode){
- if (idx == -5)
- PrintAndLog("DEBUG: Error - not enough samples");
- else if (idx == -1)
- PrintAndLog("DEBUG: Error - only noise found");
- else if (idx == -2)
- PrintAndLog("DEBUG: Error - problem during FSK demod");
- else if (idx == -3)
- PrintAndLog("DEBUG: Error - Size not correct: %d", size);
- else if (idx == -4)
- PrintAndLog("DEBUG: Error - Pyramid preamble not found");
- else
- PrintAndLog("DEBUG: Error - idx: %d",idx);
- }
- return 0;
- }
- // Index map
- // 0 10 20 30 40 50 60
- // | | | | | | |
- // 0123456 7 8901234 5 6789012 3 4567890 1 2345678 9 0123456 7 8901234 5 6789012 3
- // -----------------------------------------------------------------------------
- // 0000000 0 0000000 1 0000000 1 0000000 1 0000000 1 0000000 1 0000000 1 0000000 1
- // premable xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o xxxxxxx o
-
- // 64 70 80 90 100 110 120
- // | | | | | | |
- // 4567890 1 2345678 9 0123456 7 8901234 5 6789012 3 4567890 1 2345678 9 0123456 7
- // -----------------------------------------------------------------------------
- // 0000000 1 0000000 1 0000000 1 0110111 0 0011000 1 0000001 0 0001100 1 1001010 0
- // xxxxxxx o xxxxxxx o xxxxxxx o xswffff o ffffccc o ccccccc o ccccccw o ppppppp o
- // |---115---||---------71---------|
- // s = format start bit, o = odd parity of last 7 bits
- // f = facility code, c = card number
- // w = wiegand parity, x = extra space for other formats
- // p = unknown checksum
- // (26 bit format shown)
-
- //get bytes for checksum calc
- uint8_t checksum = bytebits_to_byte(BitStream + idx + 120, 8);
- uint8_t csBuff[14] = {0x00};
- for (uint8_t i = 0; i < 13; i++){
- csBuff[i] = bytebits_to_byte(BitStream + idx + 16 + (i*8), 8);
- }
- //check checksum calc
- //checksum calc thanks to ICEMAN!!
- uint32_t checkCS = CRC8Maxim(csBuff,13);
-
- //get raw ID before removing parities
- uint32_t rawLo = bytebits_to_byte(BitStream+idx+96,32);
- uint32_t rawHi = bytebits_to_byte(BitStream+idx+64,32);
- uint32_t rawHi2 = bytebits_to_byte(BitStream+idx+32,32);
- uint32_t rawHi3 = bytebits_to_byte(BitStream+idx,32);
- setDemodBuf(BitStream,128,idx);
-
- size = removeParity(BitStream, idx+8, 8, 1, 120);
- if (size != 105){
- if (g_debugMode)
- PrintAndLog("DEBUG: Error at parity check - tag size does not match Pyramid format, SIZE: %d, IDX: %d, hi3: %x",size, idx, rawHi3);
- return 0;
- }
-
- // ok valid card found!
-
- // Index map
- // 0 10 20 30 40 50 60 70
- // | | | | | | | |
- // 01234567890123456789012345678901234567890123456789012345678901234567890
- // -----------------------------------------------------------------------
- // 00000000000000000000000000000000000000000000000000000000000000000000000
- // xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
-
- // 71 80 90 100
- // | | | |
- // 1 2 34567890 1234567890123456 7 8901234
- // ---------------------------------------
- // 1 1 01110011 0000000001000110 0 1001010
- // s w ffffffff cccccccccccccccc w ppppppp
- // |--115-| |------71------|
- // s = format start bit, o = odd parity of last 7 bits
- // f = facility code, c = card number
- // w = wiegand parity, x = extra space for other formats
- // p = unknown checksum
- // (26 bit format shown)
-
- //find start bit to get fmtLen
- int j;
- for (j=0; j<size; j++){
- if(BitStream[j]) break;
- }
- uint8_t fmtLen = size-j-8;
- uint32_t fc = 0;
- uint32_t cardnum = 0;
- uint32_t code1 = 0;
- if (fmtLen==26){
- fc = bytebits_to_byte(BitStream+73, 8);
- cardnum = bytebits_to_byte(BitStream+81, 16);
- code1 = bytebits_to_byte(BitStream+72,fmtLen);
- PrintAndLog("Pyramid ID Found - BitLength: %d, FC: %d, Card: %d - Wiegand: %x, Raw: %08x%08x%08x%08x", fmtLen, fc, cardnum, code1, rawHi3, rawHi2, rawHi, rawLo);
- } else if (fmtLen==45){
- fmtLen=42; //end = 10 bits not 7 like 26 bit fmt
- fc = bytebits_to_byte(BitStream+53, 10);
- cardnum = bytebits_to_byte(BitStream+63, 32);
- PrintAndLog("Pyramid ID Found - BitLength: %d, FC: %d, Card: %d - Raw: %08x%08x%08x%08x", fmtLen, fc, cardnum, rawHi3, rawHi2, rawHi, rawLo);
- } else {
- cardnum = bytebits_to_byte(BitStream+81, 16);
- if (fmtLen>32){
- //code1 = bytebits_to_byte(BitStream+(size-fmtLen),fmtLen-32);
- //code2 = bytebits_to_byte(BitStream+(size-32),32);
- PrintAndLog("Pyramid ID Found - BitLength: %d -unknown BitLength- (%d), Raw: %08x%08x%08x%08x", fmtLen, cardnum, rawHi3, rawHi2, rawHi, rawLo);
- } else{
- //code1 = bytebits_to_byte(BitStream+(size-fmtLen),fmtLen);
- PrintAndLog("Pyramid ID Found - BitLength: %d -unknown BitLength- (%d), Raw: %08x%08x%08x%08x", fmtLen, cardnum, rawHi3, rawHi2, rawHi, rawLo);
- }
- }
- if (checksum == checkCS)
- PrintAndLog("Checksum %02x passed", checksum);
- else
- PrintAndLog("Checksum %02x failed - should have been %02x", checksum, checkCS);
-
- if (g_debugMode){
- PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, 128);
- printDemodBuff();
- }
- return 1;
-}
-
projects / proxmark3-svn / blobdiff