#include "loclass/cipherutils.h" // for decimating samples in getsamples
uint8_t DemodBuffer[MAX_DEMOD_BUF_LEN];
-uint8_t g_debugMode=0;
-size_t DemodBufferLen=0;
+uint8_t g_debugMode = 0;
+size_t DemodBufferLen = 0;
static int CmdHelp(const char *Cmd);
int usage_data_printdemodbuf(void){
PrintAndLog(" This function will ignore all characters not 1 or 0 (but stop reading on whitespace)");
return 0;
}
+int usage_data_buffclear(void){
+ PrintAndLog("This function clears the bigbuff on deviceside");
+ PrintAndLog("Usage: data buffclear [h]");
+ PrintAndLog("Options:");
+ PrintAndLog(" h This help");
+ return 0;
+}
//set the demod buffer with given array of binary (one bit per byte)
//by marshmellow
void setDemodBuf(uint8_t *buff, size_t size, size_t startIdx)
{
- if (buff == NULL)
- return;
+ if (buff == NULL) return;
- if ( size >= MAX_DEMOD_BUF_LEN)
+ if (size >= MAX_DEMOD_BUF_LEN)
size = MAX_DEMOD_BUF_LEN;
-
- size_t i = 0;
- for (; i < size; i++){
- DemodBuffer[i]=buff[startIdx++];
- }
- DemodBufferLen=size;
- return;
+
+ for (size_t i = 0; i < size; i++)
+ DemodBuffer[i] = buff[startIdx++];
+
+ DemodBufferLen = size;
}
-int CmdSetDebugMode(const char *Cmd)
-{
- int demod=0;
+int CmdSetDebugMode(const char *Cmd) {
+ int demod = 0;
sscanf(Cmd, "%i", &demod);
- g_debugMode=(uint8_t)demod;
+ g_debugMode = (uint8_t)demod;
return 1;
}
void printDemodBuff(void)
{
int bitLen = DemodBufferLen;
- if (bitLen<1) {
+ if (bitLen < 1) {
PrintAndLog("no bits found in demod buffer");
return;
}
- if (bitLen>512) bitLen=512; //max output to 512 bits if we have more - should be plenty
+ if (bitLen > 512) bitLen=512; //max output to 512 bits if we have more - should be plenty
char *bin = sprint_bin_break(DemodBuffer, bitLen,16);
PrintAndLog("%s",bin);
-
- return;
}
int CmdPrintDemodBuff(const char *Cmd)
{
- char hex[512]={0x00};
+ char hex[512] = {0x00};
bool hexMode = false;
bool errors = false;
uint32_t offset = 0; //could be size_t but no param_get16...
}
//Validations
if(errors) return usage_data_printdemodbuf();
+
+ if (DemodBufferLen == 0) {
+ PrintAndLog("Demodbuffer is empty");
+ return 0;
+ }
length = (length > (DemodBufferLen-offset)) ? DemodBufferLen-offset : length;
int numBits = (length) & 0x00FFC; //make sure we don't exceed our string
//this function strictly converts >1 to 1 and <1 to 0 for each sample in the graphbuffer
int CmdGetBitStream(const char *Cmd)
{
- int i;
CmdHpf(Cmd);
- for (i = 0; i < GraphTraceLen; i++) {
- if (GraphBuffer[i] >= 1) {
- GraphBuffer[i] = 1;
- } else {
- GraphBuffer[i] = 0;
- }
- }
+ for (uint32_t i = 0; i < GraphTraceLen; i++)
+ GraphBuffer[i] = (GraphBuffer[i] >= 1) ? 1 : 0;
+
RepaintGraphWindow();
return 0;
}
int AskEm410xDecode(bool verbose, uint32_t *hi, uint64_t *lo )
{
size_t idx = 0;
- size_t BitLen = 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);
+ size_t size = DemodBufferLen;
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN] = {0};
+ 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: Em410x 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)
//emSearch will auto search for EM410x format in bitstream
//askType switches decode: ask/raw = 0, ask/manchester = 1
int ASKDemod_ext(const char *Cmd, bool verbose, bool emSearch, uint8_t askType, bool *stCheck) {
- int invert=0;
- int clk=0;
- int maxErr=100;
- int maxLen=0;
- uint8_t askAmp = 0;
+ int invert = 0;
+ int clk = 0;
+ int maxErr = 100;
+ int maxLen = 0;
char amp = param_getchar(Cmd, 0);
- uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN] = {0};
sscanf(Cmd, "%i %i %i %i %c", &clk, &invert, &maxErr, &maxLen, &);
if (!maxLen) maxLen = BIGBUF_SIZE;
if (invert != 0 && invert != 1) {
invert=1;
clk=0;
}
- if (amp == 'a' || amp == 'A') askAmp=1;
size_t BitLen = getFromGraphBuf(BitStream);
- if (g_debugMode) PrintAndLog("DEBUG: Bitlen from grphbuff: %d",BitLen);
+ if (g_debugMode) PrintAndLog("DEBUG: Bitlen from grphbuff: %d", BitLen);
if (BitLen<255) return 0;
if (maxLen<BitLen && maxLen != 0) BitLen = maxLen;
int foundclk = 0;
+ //amp before ST check
+ if (amp == 'a' || amp == 'A') {
+ askAmp(BitStream, BitLen);
+ }
bool st = false;
if (*stCheck) st = DetectST(BitStream, &BitLen, &foundclk);
if (st) {
clk = (clk == 0) ? foundclk : clk;
if (verbose || g_debugMode) PrintAndLog("\nFound Sequence Terminator");
}
- int errCnt = askdemod(BitStream, &BitLen, &clk, &invert, maxErr, askAmp, askType);
+ int errCnt = askdemod(BitStream, &BitLen, &clk, &invert, maxErr, 0, askType);
if (errCnt<0 || BitLen<16){ //if fatal error (or -1)
if (g_debugMode) PrintAndLog("DEBUG: no data found %d, errors:%d, bitlen:%d, clock:%d",errCnt,invert,BitLen,clk);
return 0;
}
- if (errCnt>maxErr){
+ if (errCnt > maxErr){
if (g_debugMode) PrintAndLog("DEBUG: Too many errors found, errors:%d, bits:%d, clock:%d",errCnt, BitLen, clk);
return 0;
}
//output
setDemodBuf(BitStream,BitLen,0);
if (verbose || g_debugMode){
- if (errCnt>0) PrintAndLog("# Errors during Demoding (shown as 7 in bit stream): %d",errCnt);
- if (askType) PrintAndLog("ASK/Manchester - Clock: %d - Decoded bitstream:",clk);
- else PrintAndLog("ASK/Raw - Clock: %d - Decoded bitstream:",clk);
+ if (errCnt>0)
+ PrintAndLog("# Errors during Demoding (shown as 7 in bit stream): %d",errCnt);
+ if (askType)
+ PrintAndLog("ASK/Manchester - Clock: %d - Decoded bitstream:",clk);
+ else
+ PrintAndLog("ASK/Raw - Clock: %d - Decoded bitstream:",clk);
// Now output the bitstream to the scrollback by line of 16 bits
- printDemodBuff();
-
+ printDemodBuff();
}
uint64_t lo = 0;
uint32_t hi = 0;
- if (emSearch){
+ if (emSearch)
AskEm410xDecode(true, &hi, &lo);
- }
+
return 1;
}
int ASKDemod(const char *Cmd, bool verbose, bool emSearch, uint8_t askType) {
int Cmdaskmandemod(const char *Cmd)
{
char cmdp = param_getchar(Cmd, 0);
- if (strlen(Cmd) > 25 || cmdp == 'h' || cmdp == 'H')
- return usage_data_rawdemod_am();
+ if (strlen(Cmd) > 45 || cmdp == 'h' || cmdp == 'H') return usage_data_rawdemod_am();
bool st = TRUE;
if (Cmd[0]=='s')
return ASKDemod_ext(Cmd++, TRUE, TRUE, 1, &st);
else if (Cmd[1] == 's')
return ASKDemod_ext(Cmd+=2, TRUE, TRUE, 1, &st);
- else
+
return ASKDemod(Cmd, TRUE, TRUE, 1);
}
//stricktly take 10 and 01 and convert to 0 and 1
int Cmdmandecoderaw(const char *Cmd)
{
- int i =0;
- int errCnt=0;
- size_t size=0;
- int invert=0;
+ int i = 0;
+ int errCnt = 0;
+ size_t size = 0;
+ int invert = 0;
int maxErr = 20;
char cmdp = param_getchar(Cmd, 0);
- if (strlen(Cmd) > 5 || cmdp == 'h' || cmdp == 'H')
- return usage_data_manrawdecode();
+ if (strlen(Cmd) > 5 || cmdp == 'h' || cmdp == 'H') return usage_data_manrawdecode();
if (DemodBufferLen==0) return 0;
- uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
- int high=0,low=0;
- for (;i<DemodBufferLen;++i){
- if (DemodBuffer[i]>high) high=DemodBuffer[i];
- else if(DemodBuffer[i]<low) low=DemodBuffer[i];
- BitStream[i]=DemodBuffer[i];
+
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN] = {0};
+ int high = 0, low = 0;
+ for (; i < DemodBufferLen; ++i){
+ if (DemodBuffer[i] > high)
+ high=DemodBuffer[i];
+ else if(DemodBuffer[i] < low)
+ low=DemodBuffer[i];
+ BitStream[i] = DemodBuffer[i];
}
if (high>7 || low <0 ){
PrintAndLog("Error: please raw demod the wave first then manchester raw decode");
}
sscanf(Cmd, "%i %i", &invert, &maxErr);
- size=i;
- errCnt=manrawdecode(BitStream, &size, invert);
- if (errCnt>=maxErr){
+ size = i;
+ errCnt = manrawdecode(BitStream, &size, invert);
+ if (errCnt >= maxErr){
PrintAndLog("Too many errors: %d",errCnt);
return 0;
}
PrintAndLog("Manchester Decoded - # errors:%d - data:",errCnt);
PrintAndLog("%s", sprint_bin_break(BitStream, size, 16));
- if (errCnt==0){
+ if (errCnt == 0){
uint64_t id = 0;
uint32_t hi = 0;
size_t idx=0;
if (Em410xDecode(BitStream, &size, &idx, &hi, &id)){
//need to adjust to set bitstream back to manchester encoded data
//setDemodBuf(BitStream, size, idx);
-
printEM410x(hi, id);
}
}
size_t size=0;
int offset=0, invert=0, maxErr=20, errCnt=0;
char cmdp = param_getchar(Cmd, 0);
- if (strlen(Cmd) > 3 || cmdp == 'h' || cmdp == 'H')
- return usage_data_biphaserawdecode();
+ if (strlen(Cmd) > 3 || cmdp == 'h' || cmdp == 'H') return usage_data_biphaserawdecode();
sscanf(Cmd, "%i %i %i", &offset, &invert, &maxErr);
if (DemodBufferLen==0){
memcpy(BitStream, DemodBuffer, DemodBufferLen);
size = DemodBufferLen;
errCnt=BiphaseRawDecode(BitStream, &size, offset, invert);
- if (errCnt<0){
+ if (errCnt < 0){
PrintAndLog("Error during decode:%d", errCnt);
return 0;
}
- if (errCnt>maxErr){
+ if (errCnt > maxErr){
PrintAndLog("Too many errors attempting to decode: %d",errCnt);
return 0;
}
- if (errCnt>0){
+ if (errCnt > 0)
PrintAndLog("# Errors found during Demod (shown as 7 in bit stream): %d",errCnt);
- }
+
PrintAndLog("Biphase Decoded using offset: %d - # invert:%d - data:",offset,invert);
PrintAndLog("%s", sprint_bin_break(BitStream, size, 16));
- if (offset) setDemodBuf(DemodBuffer,DemodBufferLen-offset, offset); //remove first bit from raw demod
+ if (offset)
+ setDemodBuf(DemodBuffer,DemodBufferLen-offset, offset); //remove first bit from raw demod
return 1;
}
//attempt to Biphase decode BitStream
errCnt = BiphaseRawDecode(BitStream, &size, offset, invert);
if (errCnt < 0){
- if (g_debugMode || verbose) PrintAndLog("Error BiphaseRawDecode: %d", errCnt);
+ if (g_debugMode || verbose) PrintAndLog("DEBUG: Error BiphaseRawDecode: %d", errCnt);
return 0;
}
if (errCnt > maxErr) {
- if (g_debugMode || verbose) PrintAndLog("Error BiphaseRawDecode too many errors: %d", errCnt);
+ if (g_debugMode || verbose) PrintAndLog("DEBUG: Error BiphaseRawDecode too many errors: %d", errCnt);
return 0;
}
//success set DemodBuffer and return
int Cmdaskbiphdemod(const char *Cmd)
{
char cmdp = param_getchar(Cmd, 0);
- if (strlen(Cmd) > 25 || cmdp == 'h' || cmdp == 'H')
- return usage_data_rawdemod_ab();
+ if (strlen(Cmd) > 25 || cmdp == 'h' || cmdp == 'H') return usage_data_rawdemod_ab();
return ASKbiphaseDemod(Cmd, TRUE);
}
int CmdG_Prox_II_Demod(const char *Cmd)
{
if (!ASKbiphaseDemod(Cmd, FALSE)){
- if (g_debugMode) PrintAndLog("Error gProxII: ASKbiphaseDemod failed 1st try");
+ if (g_debugMode) PrintAndLog("DEBUG: Error - gProxII ASKbiphaseDemod failed 1st try");
return 0;
}
size_t size = DemodBufferLen;
//call lfdemod.c demod for gProxII
int ans = gProxII_Demod(DemodBuffer, &size);
if (ans < 0){
- if (g_debugMode) PrintAndLog("Error gProxII_Demod");
+ if (g_debugMode) PrintAndLog("DEBUG: Error - gProxII demod");
return 0;
}
//got a good demod of 96 bits
uint8_t ByteStream[8] = {0x00};
- uint8_t xorKey=0;
+ uint8_t xorKey = 0;
size_t startIdx = ans + 6; //start after 6 bit preamble
uint8_t bits_no_spacer[90];
// remove the 18 (90/5=18) parity bits (down to 72 bits (96-6-18=72))
size_t bitLen = removeParity(bits_no_spacer, 0, 5, 3, 90); //source, startloc, paritylen, ptype, length_to_run
if (bitLen != 72) {
- if (g_debugMode) PrintAndLog("Error gProxII: spacer removal did not produce 72 bits: %u, start: %u", bitLen, startIdx);
- return 0;
- }
+ if (g_debugMode)
+ PrintAndLog("DEBUG: Error - gProxII spacer removal did not produce 72 bits: %u, start: %u", bitLen, startIdx);
+ return 0;
+ }
// get key and then get all 8 bytes of payload decoded
xorKey = (uint8_t)bytebits_to_byteLSBF(bits_no_spacer, 8);
for (size_t idx = 0; idx < 8; idx++) {
ByteStream[idx] = ((uint8_t)bytebits_to_byteLSBF(bits_no_spacer+8 + (idx*8),8)) ^ xorKey;
- if (g_debugMode) PrintAndLog("byte %u after xor: %02x", (unsigned int)idx, ByteStream[idx]);
+ if (g_debugMode) PrintAndLog("DEBUG: gProxII byte %u after xor: %02x", (unsigned int)idx, ByteStream[idx]);
}
- //now ByteStream contains 8 Bytes (64 bits) of decrypted raw tag data
- //
+
+ //ByteStream contains 8 Bytes (64 bits) of decrypted raw tag data
uint8_t fmtLen = ByteStream[0]>>2;
uint32_t FC = 0;
uint32_t Card = 0;
uint32_t raw1 = bytebits_to_byte(DemodBuffer+ans,32);
uint32_t raw2 = bytebits_to_byte(DemodBuffer+ans+32, 32);
uint32_t raw3 = bytebits_to_byte(DemodBuffer+ans+64, 32);
-
- if (fmtLen==36){
- FC = ((ByteStream[3] & 0x7F)<<7) | (ByteStream[4]>>1);
- Card = ((ByteStream[4]&1)<<19) | (ByteStream[5]<<11) | (ByteStream[6]<<3) | (ByteStream[7]>>5);
- PrintAndLog("G-Prox-II Found: FmtLen %d, FC %u, Card %u", (int)fmtLen, FC, Card);
- } else if(fmtLen==26){
- FC = ((ByteStream[3] & 0x7F)<<1) | (ByteStream[4]>>7);
- Card = ((ByteStream[4]&0x7F)<<9) | (ByteStream[5]<<1) | (ByteStream[6]>>7);
- PrintAndLog("G-Prox-II Found: FmtLen %d, FC %u, Card %u", (int)fmtLen, FC, Card);
- } else {
- PrintAndLog("Unknown G-Prox-II Fmt Found: FmtLen %d",(int)fmtLen);
- PrintAndLog("Decoded Raw: %s", sprint_hex(ByteStream, 8));
+ bool unknown = FALSE;
+ switch(fmtLen) {
+ case 36:
+ FC = ((ByteStream[3] & 0x7F)<<7) | (ByteStream[4]>>1);
+ Card = ((ByteStream[4]&1)<<19) | (ByteStream[5]<<11) | (ByteStream[6]<<3) | (ByteStream[7]>>5);
+ break;
+ case 26:
+ FC = ((ByteStream[3] & 0x7F)<<1) | (ByteStream[4]>>7);
+ Card = ((ByteStream[4]&0x7F)<<9) | (ByteStream[5]<<1) | (ByteStream[6]>>7);
+ break;
+ default :
+ unknown = TRUE;
+ break;
}
- PrintAndLog("Raw: %08x%08x%08x", raw1,raw2,raw3);
+ if ( !unknown)
+ PrintAndLog("G-Prox-II Found: Format Len: %ubit - FC: %u - Card: %u, Raw: %08x%08x%08x", fmtLen, FC, Card, raw1, raw2, raw3);
+ else
+ PrintAndLog("Unknown G-Prox-II Fmt Found: Format Len: %u, Raw: %08x%08x%08x", fmtLen, raw1, raw2, raw3);
+
setDemodBuf(DemodBuffer+ans, 96, 0);
return 1;
}
int CmdVikingDemod(const char *Cmd)
{
if (!ASKDemod(Cmd, false, false, 1)) {
- if (g_debugMode) PrintAndLog("ASKDemod failed");
+ if (g_debugMode) PrintAndLog("DEBUG: Error - Viking ASKDemod failed");
return 0;
}
size_t size = DemodBufferLen;
//call lfdemod.c demod for Viking
int ans = VikingDemod_AM(DemodBuffer, &size);
if (ans < 0) {
- if (g_debugMode) PrintAndLog("Error Viking_Demod %d %s", ans, (ans == -5)?"[chksum error]":"");
+ if (g_debugMode) PrintAndLog("DEBUG: Error - Viking Demod %d %s", ans, (ans == -5)?"[chksum error]":"");
return 0;
}
//got a good demod
int Cmdaskrawdemod(const char *Cmd)
{
char cmdp = param_getchar(Cmd, 0);
- if (strlen(Cmd) > 25 || cmdp == 'h' || cmdp == 'H')
- return usage_data_rawdemod_ar();
+ if (strlen(Cmd) > 25 || cmdp == 'h' || cmdp == 'H') return usage_data_rawdemod_ar();
return ASKDemod(Cmd, TRUE, FALSE, 0);
}
char cmdp = param_getchar(Cmd, 0);
if (cmdp == 'h' || cmdp == 'H') return usage_data_autocorr();
int window = 4000; //set default
- char grph=0;
+ char grph = 0;
bool updateGrph = FALSE;
sscanf(Cmd, "%i %c", &window, &grph);
if (window >= GraphTraceLen) {
- PrintAndLog("window must be smaller than trace (%d samples)",
- GraphTraceLen);
+ PrintAndLog("window must be smaller than trace (%d samples)", GraphTraceLen);
return 0;
}
- if (grph == 'g') updateGrph=TRUE;
+ if (grph == 'g') updateGrph = TRUE;
return AutoCorrelate(window, updateGrph, TRUE);
}
for (int j = 0; j < sizeof(got); j++) {
for (int k = 0; k < 8; k++) {
- if(got[j] & (1 << (7 - k))) {
+ if(got[j] & (1 << (7 - k)))
GraphBuffer[cnt++] = 1;
- } else {
+ else
GraphBuffer[cnt++] = 0;
- }
}
}
GraphTraceLen = cnt;
int CmdBuffClear(const char *Cmd)
{
+ char cmdp = param_getchar(Cmd, 0);
+ if (cmdp == 'h' || cmdp == 'H') return usage_data_buffclear();
+
UsbCommand c = {CMD_BUFF_CLEAR, {0,0,0}};
SendCommand(&c);
ClearGraph(true);
int CmdUndec(const char *Cmd)
{
char cmdp = param_getchar(Cmd, 0);
- if (cmdp == 'h' || cmdp == 'H')
- return usage_data_undecimate();
+ if (cmdp == 'h' || cmdp == 'H') return usage_data_undecimate();
uint8_t factor = param_get8ex(Cmd, 0, 2, 10);
//We have memory, don't we?
- int swap[MAX_GRAPH_TRACE_LEN] = { 0 };
- uint32_t g_index = 0 ,s_index = 0;
+ int swap[MAX_GRAPH_TRACE_LEN] = {0};
+ uint32_t g_index = 0, s_index = 0;
while(g_index < GraphTraceLen && s_index + factor < MAX_GRAPH_TRACE_LEN)
{
int count = 0;
//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;
+
+ for(int i = 0; i < GraphTraceLen; i++){
+ if ( i+shift >= GraphTraceLen)
+ shiftedVal = GraphBuffer[i];
+ else
+ shiftedVal = GraphBuffer[i] + shift;
+
+ if (shiftedVal > 127)
+ shiftedVal = 127;
+ else if (shiftedVal < -127)
+ shiftedVal = -127;
+ GraphBuffer[i] = shiftedVal;
}
CmdNorm("");
return 0;
// Now output the bitstream to the scrollback by line of 16 bits
if (verbose || g_debugMode) {
- PrintAndLog("\nUsing Clock:%u, invert:%u, fchigh:%u, fclow:%u", (unsigned int)rfLen, (unsigned int)invert, (unsigned int)fchigh, (unsigned int)fclow);
+ PrintAndLog("\nUsing Clock:%u, invert:%u, fchigh:%u, fclow:%u", rfLen, invert, fchigh, fclow);
PrintAndLog("%s decoded bitstream:", GetFSKType(fchigh, fclow, invert));
printDemodBuff();
}
-
return 1;
} else {
if (g_debugMode) PrintAndLog("no FSK data found");
int CmdFSKrawdemod(const char *Cmd)
{
char cmdp = param_getchar(Cmd, 0);
- if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H')
- return usage_data_rawdemod_fs();
+ if (strlen(Cmd) > 20 || cmdp == 'h' || cmdp == 'H') return usage_data_rawdemod_fs();
return FSKrawDemod(Cmd, TRUE);
}
//raw fsk demod no manchester decoding no start bit finding just get binary from wave
uint32_t hi2=0, hi=0, lo=0;
- uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN] = {0};
size_t BitLen = getFromGraphBuf(BitStream);
if (BitLen==0) return 0;
//get binary from fsk wave
if (idx<0){
if (g_debugMode){
if (idx==-1){
- PrintAndLog("DEBUG: Just Noise Detected");
+ PrintAndLog("DEBUG: Error - HID just noise detected");
} else if (idx == -2) {
- PrintAndLog("DEBUG: Error demoding fsk");
+ PrintAndLog("DEBUG: Error - HID problem during FSK demod");
} else if (idx == -3) {
- PrintAndLog("DEBUG: Preamble not found");
+ PrintAndLog("DEBUG: Error - HID preamble not found");
} else if (idx == -4) {
- PrintAndLog("DEBUG: Error in Manchester data, SIZE: %d", BitLen);
+ PrintAndLog("DEBUG: Error - HID error in Manchester data, SIZE: %d", BitLen);
} else {
- PrintAndLog("DEBUG: Error demoding fsk %d", idx);
+ PrintAndLog("DEBUG: Error - HID error demoding fsk %d", idx);
}
}
return 0;
}
if (hi2==0 && hi==0 && lo==0) {
- if (g_debugMode) PrintAndLog("DEBUG: Error - no values found");
+ if (g_debugMode) PrintAndLog("DEBUG: Error - HID no values found");
return 0;
}
if (hi2 != 0){ //extra large HID tags
- PrintAndLog("HID Prox TAG ID: %x%08x%08x (%d)",
- (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
+ PrintAndLog("HID Prox TAG ID: %x%08x%08x (%u)", hi2, hi, lo, (lo>>1) & 0xFFFF);
}
else { //standard HID tags <38 bits
uint8_t fmtLen = 0;
fc = ((hi&0xF)<<12)|(lo>>20);
}
}
- PrintAndLog("HID Prox TAG ID: %x%08x (%d) - Format Len: %dbit - FC: %d - Card: %d",
- (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF,
- (unsigned int) fmtLen, (unsigned int) fc, (unsigned int) cardnum);
+ PrintAndLog("HID Prox TAG ID: %x%08x (%u) - Format Len: %ubit - FC: %u - Card: %u", hi, lo, (lo>>1) & 0xFFFF, fmtLen, fc, cardnum);
}
setDemodBuf(BitStream,BitLen,idx);
if (g_debugMode){
- PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, BitLen);
+ PrintAndLog("DEBUG: HID idx: %d, Len: %d, Printing Demod Buffer:", idx, BitLen);
printDemodBuff();
}
return 1;
if (idx<0){
if (g_debugMode){
if (idx==-1){
- PrintAndLog("DEBUG: Just Noise Detected");
+ PrintAndLog("DEBUG: Error - Paradox just noise detected");
} else if (idx == -2) {
- PrintAndLog("DEBUG: Error demoding fsk");
+ PrintAndLog("DEBUG: Error - Paradox error demoding fsk");
} else if (idx == -3) {
- PrintAndLog("DEBUG: Preamble not found");
+ PrintAndLog("DEBUG: Error - Paradox preamble not found");
} else if (idx == -4) {
- PrintAndLog("DEBUG: Error in Manchester data");
+ PrintAndLog("DEBUG: Error - Paradox error in Manchester data");
} else {
- PrintAndLog("DEBUG: Error demoding fsk %d", idx);
+ PrintAndLog("DEBUG: Error - Paradox error demoding fsk %d", idx);
}
}
return 0;
}
if (hi2==0 && hi==0 && lo==0){
- if (g_debugMode) PrintAndLog("DEBUG: Error - no value found");
+ if (g_debugMode) PrintAndLog("DEBUG: Error - Paradox no value found");
return 0;
}
uint32_t fc = ((hi & 0x3)<<6) | (lo>>26);
hi>>10, (hi & 0x3)<<26 | (lo>>10), fc, cardnum, (lo>>2) & 0xFF, rawHi2, rawHi, rawLo);
setDemodBuf(BitStream,BitLen,idx);
if (g_debugMode){
- PrintAndLog("DEBUG: idx: %d, len: %d, Printing Demod Buffer:", idx, BitLen);
+ PrintAndLog("DEBUG: Paradox idx: %d, len: %d, Printing Demod Buffer:", idx, BitLen);
printDemodBuff();
}
return 1;
//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;
+ if (g_debugMode)PrintAndLog("DEBUG: Error - IO prox not enough samples in GraphBuffer");
+ 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: Error - IO prox just noise detected");
} else if (idx == -2) {
- PrintAndLog("DEBUG: not enough samples");
+ PrintAndLog("DEBUG: Error - IO prox not enough samples");
} else if (idx == -3) {
- PrintAndLog("DEBUG: error during fskdemod");
+ PrintAndLog("DEBUG: Error - IO prox error during fskdemod");
} else if (idx == -4) {
- PrintAndLog("DEBUG: Preamble not found");
+ PrintAndLog("DEBUG: Error - IO prox preamble not found");
} else if (idx == -5) {
- PrintAndLog("DEBUG: Separator bits not found");
+ PrintAndLog("DEBUG: Error - IO prox separator bits not found");
} else {
- PrintAndLog("DEBUG: Error demoding fsk %d", idx);
+ PrintAndLog("DEBUG: Error - 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: Error - 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: Error - 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: Error - 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 == -1)
- PrintAndLog("DEBUG: Error - not enough samples");
+ PrintAndLog("DEBUG: Error - AWID not enough samples");
else if (idx == -2)
- PrintAndLog("DEBUG: Error - only noise found");
+ PrintAndLog("DEBUG: Error - AWID only noise found");
else if (idx == -3)
- PrintAndLog("DEBUG: Error - problem during FSK demod");
+ PrintAndLog("DEBUG: Error - AWID problem during FSK demod");
else if (idx == -4)
PrintAndLog("DEBUG: Error - AWID preamble not found");
else if (idx == -5)
- PrintAndLog("DEBUG: Error - Size not correct: %d", size);
+ PrintAndLog("DEBUG: Error - AWID size not correct: %d", size);
else
- PrintAndLog("DEBUG: Error %d",idx);
+ PrintAndLog("DEBUG: Error - AWID error %d",idx);
}
return 0;
}
size = removeParity(BitStream, idx+8, 4, 1, 88);
if (size != 66){
- if (g_debugMode) PrintAndLog("DEBUG: Error - at parity check-tag size does not match AWID format");
+ if (g_debugMode) PrintAndLog("DEBUG: Error - AWID at parity check-tag size does not match AWID format");
return 0;
}
// ok valid card found!
uint32_t code1 = 0;
uint32_t code2 = 0;
uint8_t fmtLen = bytebits_to_byte(BitStream, 8);
+
switch(fmtLen) {
case 26:
fc = bytebits_to_byte(BitStream + 9, 8);
code1 = bytebits_to_byte(BitStream + 8,fmtLen);
PrintAndLog("AWID Found - BitLength: %d, FC: %d, Card: %u - Wiegand: %x, Raw: %08x%08x%08x", fmtLen, fc, cardnum, code1, rawHi2, rawHi, rawLo);
break;
+ case 34:
+ fc = bytebits_to_byte(BitStream + 9, 8);
+ cardnum = bytebits_to_byte(BitStream + 17, 24);
+ 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: %u - Wiegand: %x%08x, Raw: %08x%08x%08x", fmtLen, fc, cardnum, code1, code2, rawHi2, rawHi, rawLo);
+ break;
+ case 37:
+ fc = bytebits_to_byte(BitStream + 9, 13);
+ cardnum = bytebits_to_byte(BitStream + 22, 18);
+ 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: %u - Wiegand: %x%08x, Raw: %08x%08x%08x", fmtLen, fc, cardnum, code1, code2, rawHi2, rawHi, rawLo);
+ break;
+ // case 40:
+ // break;
case 50:
fc = bytebits_to_byte(BitStream + 9, 16);
cardnum = bytebits_to_byte(BitStream + 25, 32);
}
if (g_debugMode){
- PrintAndLog("DEBUG: idx: %d, Len: %d Printing Demod Buffer:", idx, 96);
+ PrintAndLog("DEBUG: AWID idx: %d, Len: %d Printing Demod Buffer:", idx, 96);
printDemodBuff();
}
return 1;
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;
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: %d", errCnt, clk);
+ if (g_debugMode) PrintAndLog("DEBUG: Error - FDXB no data or error found %d, clock: %d", errCnt, clk);
return 0;
}
errCnt = BiphaseRawDecode(BitStream, &size, maxErr, 1);
if (errCnt < 0 || errCnt > maxErr ) {
- if (g_debugMode) PrintAndLog("Error BiphaseRawDecode: %d", errCnt);
+ if (g_debugMode) PrintAndLog("DEBUG: Error - FDXB BiphaseRawDecode: %d", errCnt);
return 0;
}
int preambleIndex = FDXBdemodBI(BitStream, &size);
if (preambleIndex < 0){
- if (g_debugMode) PrintAndLog("Error FDXBDemod , no startmarker found :: %d",preambleIndex);
+ if (g_debugMode) PrintAndLog("DEBUG: Error - FDXB preamble not found :: %d",preambleIndex);
return 0;
}
if (size != 128) {
- if (g_debugMode) PrintAndLog("Error incorrect data length found");
+ if (g_debugMode) PrintAndLog("DEBUG: Error - FDXB incorrect data length found");
return 0;
}
// remove marker bits (1's every 9th digit after preamble) (pType = 2)
size = removeParity(BitStream, preambleIndex + 11, 9, 2, 117);
if ( size != 104 ) {
- if (g_debugMode) PrintAndLog("Error removeParity:: %d", size);
+ if (g_debugMode) PrintAndLog("DEBUG: Error - FDXB error removeParity:: %d", size);
return 0;
}
- if (g_debugMode) {
- char *bin = sprint_bin_break(BitStream,size,16);
- PrintAndLog("DEBUG BinStream:\n%s",bin);
- }
PrintAndLog("\nFDX-B / ISO 11784/5 Animal Tag ID Found:");
- if (g_debugMode) PrintAndLog("Start marker %d; Size %d", preambleIndex, size);
//got a good demod
uint64_t NationalCode = ((uint64_t)(bytebits_to_byteLSBF(BitStream+32,6)) << 32) | bytebits_to_byteLSBF(BitStream,32);
PrintAndLog("Animal ID: %04u-%012llu", countryCode, NationalCode);
PrintAndLog("National Code: %012llu", NationalCode);
PrintAndLog("CountryCode: %04u", countryCode);
- PrintAndLog("Extended Data: %s", dataBlockBit ? "True" : "False");
- PrintAndLog("reserved Code: %u", reservedCode);
- PrintAndLog("Animal Tag: %s", animalBit ? "True" : "False");
+
+ PrintAndLog("Reserved/RFU: %u", reservedCode);
+ PrintAndLog("Animal Tag: %s", animalBit ? "True" : "False");
+ PrintAndLog("Has extended data: %s [0x%X]", dataBlockBit ? "True" : "False", extended);
PrintAndLog("CRC: 0x%04X - [%04X] - %s", crc16, calcCrc, (calcCrc == crc16) ? "Passed" : "Failed");
- PrintAndLog("Extended: 0x%X\n", extended);
-
+
+ if (g_debugMode) {
+ PrintAndLog("Start marker %d; Size %d", preambleIndex, size);
+ char *bin = sprint_bin_break(BitStream,size,16);
+ PrintAndLog("DEBUG BinStream:\n%s",bin);
+ }
return 1;
}
}
if (!ans){
- if (g_debugMode)
- PrintAndLog("Error1: %d",ans);
+ if (g_debugMode) PrintAndLog("DEBUG: Error - 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: Error - 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: Error - 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);
+ PrintAndLog("Indala Found - Bitlength %d, UID = (%x%08x)\n%s",
+ DemodBufferLen, uid1, uid2, sprint_bin_break(DemodBuffer,DemodBufferLen,32)
+ );
} 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);
- PrintAndLog("Indala UID=%s (%x%08x%08x%08x%08x%08x%08x)",
- sprint_bin_break(DemodBuffer,DemodBufferLen,16), uid1, uid2, uid3, uid4, uid5, uid6, uid7);
+ 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 Found - Bitlength %d, UID = (%x%08x%08x%08x%08x%08x%08x)\n%s",
+ DemodBufferLen,
+ uid1, uid2, uid3, uid4, uid5, uid6, uid7, sprint_bin_break(DemodBuffer,DemodBufferLen,32)
+ );
}
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;
//output
PrintAndLog("NexWatch ID: %d", ID);
if (invert){
- PrintAndLog("Had to Invert - probably NexKey");
+ PrintAndLog("DEBUG: Error - NexWatch had to Invert - probably NexKey");
for (uint8_t idx=0; idx<size; idx++)
DemodBuffer[idx] ^= 1;
}
return 1;
}
+int CmdPSKIdteck(const char *Cmd) {
+
+ if (!PSKDemod("", false)) {
+ if (g_debugMode) PrintAndLog("DEBUG: Error - Idteck PSKDemod failed");
+ return 0;
+ }
+ size_t size = DemodBufferLen;
+
+ //get binary from PSK1 wave
+ int idx = IdteckDemodPSK(DemodBuffer, &size);
+ if (idx < 0){
+ if (g_debugMode){
+ if (idx == -1)
+ PrintAndLog("DEBUG: Error - Idteck: not enough samples");
+ else if (idx == -2)
+ PrintAndLog("DEBUG: Error - Idteck: preamble not found");
+ else if (idx == -3)
+ PrintAndLog("DEBUG: Error - Idteck: size not correct: %d", size);
+ else
+ PrintAndLog("DEBUG: Error - Idteck: idx: %d",idx);
+ }
+
+ // if didn't find preamble try again inverting
+ if (!PSKDemod("1", false)) {
+ if (g_debugMode) PrintAndLog("DEBUG: Error - Idteck PSKDemod failed");
+ return 0;
+ }
+ idx = IdteckDemodPSK(DemodBuffer, &size);
+ if (idx < 0){
+ if (g_debugMode){
+ if (idx == -1)
+ PrintAndLog("DEBUG: Error - Idteck: not enough samples");
+ else if (idx == -2)
+ PrintAndLog("DEBUG: Error - Idteck: preamble not found");
+ else if (idx == -3)
+ PrintAndLog("DEBUG: Error - Idteck: size not correct: %d", size);
+ else
+ PrintAndLog("DEBUG: Error - Idteck: idx: %d",idx);
+ }
+ return 0;
+ }
+ }
+ setDemodBuf(DemodBuffer, 64, idx);
+
+ //got a good demod
+ uint32_t id = 0;
+ uint32_t raw1 = bytebits_to_byte(DemodBuffer, 32);
+ uint32_t raw2 = bytebits_to_byte(DemodBuffer+32, 32);
+
+ //parity check (TBD)
+ //checksum check (TBD)
+
+ //output
+ PrintAndLog("IDTECK Tag Found: Card ID %u , Raw: %08X%08X", id, raw1, raw2);
+ return 1;
+}
+
// by marshmellow
// takes 3 arguments - clock, invert, maxErr as integers
// attempts to demodulate nrz only
int CmdNRZrawDemod(const char *Cmd)
{
char cmdp = param_getchar(Cmd, 0);
- if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H')
- return usage_data_rawdemod_nr();
+ if (strlen(Cmd) > 16 || cmdp == 'h' || cmdp == 'H') return usage_data_rawdemod_nr();
return NRZrawDemod(Cmd, TRUE);
}
{
int ans;
char cmdp = param_getchar(Cmd, 0);
- if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H')
- return usage_data_rawdemod_p1();
+ if (strlen(Cmd) > 16 || cmdp == 'h' || cmdp == 'H') return usage_data_rawdemod_p1();
ans = PSKDemod(Cmd, TRUE);
//output
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();
+ if (strlen(Cmd) > 16 || 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;
char cmdp2 = Cmd[1];
int ans = 0;
- if (strlen(Cmd) > 20 || cmdp == 'h' || cmdp == 'H' || strlen(Cmd) < 2)
+ if (strlen(Cmd) > 35 || cmdp == 'h' || cmdp == 'H' || strlen(Cmd) < 2)
return usage_data_rawdemod();
if (cmdp == 'f' && cmdp2 == 's')
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;
while(!WaitForResponseTimeout(CMD_MEASURED_ANTENNA_TUNING, &resp, 2000)) {
timeout++;
printf(".");
+ fflush(stdout);
if (timeout > 7) {
PrintAndLog("\nNo response from Proxmark. Aborting...");
return 1;
}
}
+#define NON_VOLTAGE 999
+#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.
+#define HF_UNUSABLE_V 3167 // was 2000. Changed due to bugfix in voltage measurements. HF results are now 58% higher.
+#define HF_MARGINAL_V 7917 // was 5000. Changed due to bugfix in voltage measurements. HF results are now 58% higher.
+
int peakv, peakf;
int vLf125, vLf134, vHf;
vLf125 = resp.arg[0] & 0xffff;
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 > NON_VOLTAGE )
+ PrintAndLog("# LF antenna: %5.2f V @ 125.00 kHz", vLf125/1000.0);
+ if ( vLf134 > NON_VOLTAGE )
+ PrintAndLog("# LF antenna: %5.2f V @ 134.00 kHz", vLf134/1000.0);
+ if ( peakv > NON_VOLTAGE && peakf > 0 )
+ PrintAndLog("# LF optimal: %5.2f V @%9.2f kHz", peakv/1000.0, 12000.0/(peakf+1));
+ if ( vHf > NON_VOLTAGE )
+ 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.
- #define HF_UNUSABLE_V 3167 // was 2000. Changed due to bugfix in voltage measurements. HF results are now 58% higher.
- #define HF_MARGINAL_V 7917 // was 5000. Changed due to bugfix in voltage measurements. HF results are now 58% higher.
if (peakv < LF_UNUSABLE_V)
PrintAndLog("# Your LF antenna is unusable.");
GraphBuffer[GraphTraceLen] = atoi(line);
GraphTraceLen++;
}
- fclose(f);
+ if (f)
+ fclose(f);
+
PrintAndLog("loaded %d samples", GraphTraceLen);
RepaintGraphWindow();
return 0;
if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
memcpy(filename, Cmd, len);
-
FILE *f = fopen(filename, "w");
if(!f) {
PrintAndLog("couldn't open '%s'", filename);
return 0;
}
- int i;
- for (i = 0; i < GraphTraceLen; i++) {
+
+ for (int i = 0; i < GraphTraceLen; i++)
fprintf(f, "%d\n", GraphBuffer[i]);
- }
- fclose(f);
+
+ if (f)
+ fclose(f);
+
PrintAndLog("saved to '%s'", Cmd);
return 0;
}
}
int CmdDataIIR(const char *Cmd){
-
uint8_t k = param_get8(Cmd,0);
//iceIIR_Butterworth(GraphBuffer, GraphTraceLen);
iceSimple_Filter(GraphBuffer, GraphTraceLen, k);
{"biphaserawdecode",CmdBiphaseDecodeRaw,1, "[offset] [invert<0|1>] [maxErr] -- Biphase decode bin stream in DemodBuffer (offset = 0|1 bits to shift the decode start)"},
{"bin2hex", Cmdbin2hex, 1, "<digits> -- Converts binary to hexadecimal"},
{"bitsamples", CmdBitsamples, 0, "Get raw samples as bitstring"},
- {"buffclear", CmdBuffClear, 1, "Clear sample buffer and graph window"},
+ {"buffclear", CmdBuffClear, 1, "Clears bigbuff on deviceside. d graph window"},
{"dec", CmdDec, 1, "Decimate samples"},
{"detectclock", CmdDetectClockRate, 1, "[<a|f|n|p>] Detect ASK, FSK, NRZ, PSK clock rate of wave in GraphBuffer"},
{"fdxbdemod", CmdFDXBdemodBI , 1, "Demodulate a FDX-B ISO11784/85 Biphase tag from GraphBuffer"},
projects / proxmark3-svn / blobdiff