for (; i < size; i++){
DemodBuffer[i]=buff[startIdx++];
}
- DemodBufferLen=size;
- return;
+ DemodBufferLen = size;
}
int CmdSetDebugMode(const char *Cmd)
int AskEm410xDecode(bool verbose, uint32_t *hi, uint64_t *lo )
{
size_t idx = 0;
- size_t BitLen = DemodBufferLen;
+ size_t size = DemodBufferLen;
uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
- memcpy(BitStream, DemodBuffer, BitLen);
- if (Em410xDecode(BitStream, &BitLen, &idx, hi, lo)){
- //set GraphBuffer for clone or sim command
- setDemodBuf(BitStream, BitLen, idx);
+ memcpy(BitStream, DemodBuffer, size);
+ int ans = Em410xDecode(BitStream, &size, &idx, hi, lo);
+ if ( ans < 0){
if (g_debugMode){
- PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, BitLen);
- printDemodBuff();
- }
- if (verbose){
- PrintAndLog("EM410x pattern found: ");
- printEM410x(*hi, *lo);
+
+ if (ans == -1)
+ PrintAndLog("DEBUG: Error - Em410x not only 0|1 in decoded bitstream");
+ else if (ans == -3)
+ PrintAndLog("DEBUG: Error - Em410x Size not correct: %d", size);
+ else if (ans == -4)
+ PrintAndLog("DEBUG: Error - Em410x preamble not found");
+ else if (ans == -5)
+ PrintAndLog("DEBUG: Error - Em410x parity failed");
}
- return 1;
+ return 0;
}
- return 0;
+
+ //set GraphBuffer for clone or sim command
+ setDemodBuf(BitStream, size, idx);
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, size);
+ printDemodBuff();
+ }
+ if (verbose){
+ PrintAndLog("EM410x pattern found: ");
+ printEM410x(*hi, *lo);
+ }
+ return 1;
}
int AskEm410xDemod(const char *Cmd, uint32_t *hi, uint64_t *lo, bool verbose)
//shift graph zero up or down based on input + or -
int CmdGraphShiftZero(const char *Cmd)
{
- int shift=0;
+ int shift = 0, shiftedVal = 0;
//set options from parameters entered with the command
sscanf(Cmd, "%i", &shift);
- int shiftedVal=0;
+
for(int i = 0; i<GraphTraceLen; i++){
shiftedVal=GraphBuffer[i]+shift;
- if (shiftedVal>127)
- shiftedVal=127;
- else if (shiftedVal<-127)
- shiftedVal=-127;
- GraphBuffer[i]= shiftedVal;
+ if (shiftedVal > 127)
+ shiftedVal = 127;
+ else if (shiftedVal < -127)
+ shiftedVal = -127;
+ GraphBuffer[i] = shiftedVal;
}
CmdNorm("");
return 0;
//print ioprox ID and some format details
int CmdFSKdemodIO(const char *Cmd)
{
- int idx=0;
+ int retval = 0;
+ int idx = 0;
+ char crcStr[20];
+ memset(crcStr, 0x00, sizeof(crcStr) );
+
//something in graphbuffer?
if (GraphTraceLen < 65) {
if (g_debugMode)PrintAndLog("DEBUG: not enough samples in GraphBuffer");
- return 0;
+ return retval;
}
uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
- size_t BitLen = getFromGraphBuf(BitStream);
- if (BitLen==0) return 0;
+ size_t bitlen = getFromGraphBuf(BitStream);
+ if (bitlen == 0) return retval;
//get binary from fsk wave
- idx = IOdemodFSK(BitStream,BitLen);
+ idx = IOdemodFSK(BitStream, bitlen);
if (idx<0){
if (g_debugMode){
if (idx==-1){
- PrintAndLog("DEBUG: Just Noise Detected");
+ PrintAndLog("DEBUG: IO Prox - Just Noise Detected");
} else if (idx == -2) {
- PrintAndLog("DEBUG: not enough samples");
+ PrintAndLog("DEBUG: IO Prox - not enough samples");
} else if (idx == -3) {
- PrintAndLog("DEBUG: error during fskdemod");
+ PrintAndLog("DEBUG: IO Prox - error during fskdemod");
} else if (idx == -4) {
- PrintAndLog("DEBUG: Preamble not found");
+ PrintAndLog("DEBUG: IO Prox - Preamble not found");
} else if (idx == -5) {
- PrintAndLog("DEBUG: Separator bits not found");
+ PrintAndLog("DEBUG: IO Prox - Separator bits not found");
} else {
- PrintAndLog("DEBUG: Error demoding fsk %d", idx);
+ PrintAndLog("DEBUG: IO Prox - Error demoding fsk %d", idx);
}
}
- return 0;
+ return retval;
}
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));
+ PrintAndLog("DEBUG: IO Prox - Data not found - FSK Bits: %d", bitlen);
+ if (bitlen > 92) PrintAndLog("%s", sprint_bin_break(BitStream,92,16));
}
- return 0;
+ return retval;
}
//Index map
//0 10 20 30 40 50 60
//
//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;
+ if (idx + 64 > bitlen) {
+ if (g_debugMode) PrintAndLog("DEBUG: IO Prox - not enough bits found - bitlen: %d", bitlen);
+ return retval;
}
- 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]);
-
+
+ if (g_debugMode) {
+ 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 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);
+ 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";
+ if (crc == calccrc) {
+ snprintf(crcStr, 3, "ok");
+ retval = 1;
+ } else {
+ if (g_debugMode) PrintAndLog("DEBUG: IO Prox - crc failed");
+
+ snprintf(crcStr, 20, "failed 0x%02X != 0x%02X", crc, calccrc);
+ retval = 0;
+ }
- PrintAndLog("IO Prox XSF(%02d)%02x:%05d (%08x%08x) [%02x %s]",version,facilitycode,number,code,code2, crc, crcStr);
+ PrintAndLog("IO Prox XSF(%02d)%02x:%05d (%08x%08x) [crc %s]",version,facilitycode,number,code,code2, crcStr);
setDemodBuf(BitStream,64,idx);
if (g_debugMode){
- PrintAndLog("DEBUG: idx: %d, Len: %d, Printing demod buffer:",idx,64);
+ PrintAndLog("DEBUG: IO Prox - idx: %d, Len: %d, Printing demod buffer:", idx, 64);
printDemodBuff();
- }
- return 1;
+ }
+ return retval;
}
//by marshmellow
if (idx < 0){
if (g_debugMode){
if (idx == -5)
- PrintAndLog("DEBUG: Error - not enough samples");
+ PrintAndLog("DEBUG: Error - Pyramid: not enough samples");
else if (idx == -1)
- PrintAndLog("DEBUG: Error - only noise found");
+ PrintAndLog("DEBUG: Error - Pyramid: only noise found");
else if (idx == -2)
- PrintAndLog("DEBUG: Error - problem during FSK demod");
+ PrintAndLog("DEBUG: Error - Pyramid: problem during FSK demod");
else if (idx == -3)
- PrintAndLog("DEBUG: Error - Size not correct: %d", size);
+ PrintAndLog("DEBUG: Error - Pyramid: size not correct: %d", size);
else if (idx == -4)
- PrintAndLog("DEBUG: Error - Pyramid preamble not found");
+ PrintAndLog("DEBUG: Error - Pyramid: preamble not found");
else
- PrintAndLog("DEBUG: Error - idx: %d",idx);
+ PrintAndLog("DEBUG: Error - Pyramid: idx: %d",idx);
}
return 0;
}
}
//check checksum calc
//checksum calc thanks to ICEMAN!!
- uint32_t checkCS = CRC8Maxim(csBuff,13);
+ 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);
+ 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);
+ if (g_debugMode) {
+ if ( size == 0)
+ PrintAndLog("DEBUG: Error - Pyramid: parity check failed - IDX: %d, hi3: %08X", idx, rawHi3);
+ else
+ PrintAndLog("DEBUG: Error - Pyramid: at parity check - tag size does not match Pyramid format, SIZE: %d, IDX: %d, hi3: %08X", size, idx, rawHi3);
+ }
return 0;
}
PrintAndLog("Checksum %02x failed - should have been %02x", checksum, checkCS);
if (g_debugMode){
- PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, 128);
+ PrintAndLog("DEBUG: Pyramid: idx: %d, Len: %d, Printing Demod Buffer:", idx, 128);
printDemodBuff();
}
return 1;
PrintAndLog("reserved Code: %u", reservedCode);
PrintAndLog("Animal Tag: %s", animalBit ? "True" : "False");
PrintAndLog("CRC: 0x%04X - [%04X] - %s", crc16, calcCrc, (calcCrc == crc16) ? "Passed" : "Failed");
- PrintAndLog("Extended: 0x%X\n", extended);
-
+ PrintAndLog("Extended: 0x%X\n", extended);
return 1;
}
}
if (!ans){
- if (g_debugMode)
- PrintAndLog("Error1: %d",ans);
+ if (g_debugMode) PrintAndLog("DEBUG: Indala - Can't demod signal: %d",ans);
return 0;
}
- uint8_t invert=0;
+
+ uint8_t invert = 0;
size_t size = DemodBufferLen;
int startIdx = indala26decode(DemodBuffer, &size, &invert);
if (startIdx < 0 || size > 224) {
- if (g_debugMode)
- PrintAndLog("Error2: %d",ans);
+ if (g_debugMode) PrintAndLog("DEBUG: Indala - Wrong size, expected [64|224] got: %d", size);
return -1;
}
setDemodBuf(DemodBuffer, size, (size_t)startIdx);
if (invert)
- if (g_debugMode)
- PrintAndLog("Had to invert bits");
+ if (g_debugMode) PrintAndLog("DEBUG: Indala - Had to invert bits");
PrintAndLog("BitLen: %d",DemodBufferLen);
//convert UID to HEX
uint32_t uid1, uid2, uid3, uid4, uid5, uid6, uid7;
- uid1=bytebits_to_byte(DemodBuffer,32);
- uid2=bytebits_to_byte(DemodBuffer+32,32);
+ uid1 = bytebits_to_byte(DemodBuffer,32);
+ uid2 = bytebits_to_byte(DemodBuffer+32,32);
if (DemodBufferLen==64){
PrintAndLog("Indala UID=%s (%x%08x)", sprint_bin_break(DemodBuffer,DemodBufferLen,16), uid1, uid2);
} else {
- uid3=bytebits_to_byte(DemodBuffer+64,32);
- uid4=bytebits_to_byte(DemodBuffer+96,32);
- uid5=bytebits_to_byte(DemodBuffer+128,32);
- uid6=bytebits_to_byte(DemodBuffer+160,32);
- uid7=bytebits_to_byte(DemodBuffer+192,32);
+ uid3 = bytebits_to_byte(DemodBuffer+64,32);
+ uid4 = bytebits_to_byte(DemodBuffer+96,32);
+ uid5 = bytebits_to_byte(DemodBuffer+128,32);
+ uid6 = bytebits_to_byte(DemodBuffer+160,32);
+ uid7 = bytebits_to_byte(DemodBuffer+192,32);
PrintAndLog("Indala UID=%s (%x%08x%08x%08x%08x%08x%08x)",
sprint_bin_break(DemodBuffer,DemodBufferLen,16), uid1, uid2, uid3, uid4, uid5, uid6, uid7);
}
if (g_debugMode){
- PrintAndLog("DEBUG: printing demodbuffer:");
+ PrintAndLog("DEBUG: Indala - printing demodbuffer:");
printDemodBuff();
}
return 1;
int CmdPSKNexWatch(const char *Cmd)
{
if (!PSKDemod("", false)) return 0;
+
uint8_t preamble[28] = {0,0,0,0,0,1,0,1,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
size_t startIdx = 0, size = DemodBufferLen;
+
+ // sanity check.
+ if ( size < sizeof(preamble) + 100) return 0;
+
bool invert = false;
if (!preambleSearch(DemodBuffer, preamble, sizeof(preamble), &size, &startIdx)){
// if didn't find preamble try again inverting
if (!PSKDemod("1", false)) return 0;
+
size = DemodBufferLen;
if (!preambleSearch(DemodBuffer, preamble, sizeof(preamble), &size, &startIdx)) return 0;
invert = true;
if (g_debugMode) PrintAndLog("Error demoding: %d",ans);
return 0;
}
-
PrintAndLog("PSK1 demoded bitstream:");
// Now output the bitstream to the scrollback by line of 16 bits
printDemodBuff();
// takes same args as cmdpsk1rawdemod
int CmdPSK2rawDemod(const char *Cmd)
{
- int ans=0;
+ int ans = 0;
char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H')
return usage_data_rawdemod_p2();
- ans=PSKDemod(Cmd, TRUE);
+ ans = PSKDemod(Cmd, TRUE);
if (!ans){
if (g_debugMode) PrintAndLog("Error demoding: %d",ans);
return 0;
if ( n == 0 || n > sizeof(got))
n = sizeof(got);
- PrintAndLog("Reading %d bytes from device memory\n", n);
+ if (!silent) PrintAndLog("Reading %d bytes from device memory\n", n);
GetFromBigBuf(got,n,0);
- PrintAndLog("Data fetched");
+ if (!silent) PrintAndLog("Data fetched");
UsbCommand response;
if ( !WaitForResponseTimeout(CMD_ACK, &response, 10000) ) {
PrintAndLog("timeout while waiting for reply.");
//Old devices without this feature would send 0 at arg[0]
if (response.arg[0] > 0) {
sample_config *sc = (sample_config *) response.d.asBytes;
- PrintAndLog("Samples @ %d bits/smpl, decimation 1:%d ", sc->bits_per_sample, sc->decimation);
+ if (!silent) PrintAndLog("Samples @ %d bits/smpl, decimation 1:%d ", sc->bits_per_sample, sc->decimation);
bits_per_sample = sc->bits_per_sample;
}
if (bits_per_sample < 8) {
- PrintAndLog("Unpacking...");
+ if (!silent) PrintAndLog("Unpacking...");
BitstreamOut bout = { got, bits_per_sample * n, 0};
int j =0;
for (j = 0; j * bits_per_sample < n * 8 && j < n; j++) {
GraphBuffer[j] = ((int) sample )- 128;
}
GraphTraceLen = j;
- PrintAndLog("Unpacked %d samples" , j );
+ if (!silent) PrintAndLog("Unpacked %d samples" , j );
} else {
for (int j = 0; j < n; j++) {
GraphBuffer[j] = ((int)got[j]) - 128;
peakf = resp.arg[2] & 0xffff;
peakv = resp.arg[2] >> 16;
PrintAndLog("");
- PrintAndLog("# LF antenna: %5.2f V @ 125.00 kHz", vLf125/1000.0);
- PrintAndLog("# LF antenna: %5.2f V @ 134.00 kHz", vLf134/1000.0);
- PrintAndLog("# LF optimal: %5.2f V @%9.2f kHz", peakv/1000.0, 12000.0/(peakf+1));
- PrintAndLog("# HF antenna: %5.2f V @ 13.56 MHz", vHf/1000.0);
+ if ( vLf125 > 0 )
+ PrintAndLog("# LF antenna: %5.2f V @ 125.00 kHz", vLf125/1000.0);
+ if ( vLf134 > 0 )
+ PrintAndLog("# LF antenna: %5.2f V @ 134.00 kHz", vLf134/1000.0);
+ if ( peakv > 0 && peakf > 0 )
+ PrintAndLog("# LF optimal: %5.2f V @%9.2f kHz", peakv/1000.0, 12000.0/(peakf+1));
+ if ( vHf > 0 )
+ PrintAndLog("# HF antenna: %5.2f V @ 13.56 MHz", vHf/1000.0);
#define LF_UNUSABLE_V 2948 // was 2000. Changed due to bugfix in voltage measurements. LF results are now 47% higher.
#define LF_MARGINAL_V 14739 // was 10000. Changed due to bugfix bug in voltage measurements. LF results are now 47% higher.
GraphBuffer[GraphTraceLen] = atoi(line);
GraphTraceLen++;
}
- fclose(f);
+ if (f) {
+ fclose(f);
+ f = NULL;
+ }
PrintAndLog("loaded %d samples", GraphTraceLen);
RepaintGraphWindow();
return 0;
for (i = 0; i < GraphTraceLen; i++) {
fprintf(f, "%d\n", GraphBuffer[i]);
}
- fclose(f);
+ if (f) {
+ fclose(f);
+ f = NULL;
+ }
PrintAndLog("saved to '%s'", Cmd);
return 0;
}
}
int CmdDataIIR(const char *Cmd){
- iceIIR_Butterworth(GraphBuffer, GraphTraceLen);
+
+ uint8_t k = param_get8(Cmd,0);
+ //iceIIR_Butterworth(GraphBuffer, GraphTraceLen);
+ iceSimple_Filter(GraphBuffer, GraphTraceLen, k);
RepaintGraphWindow();
return 0;
}
projects / proxmark3-svn / blobdiff