#include "cmddata.h"
#include "lfdemod.h"
#include "usb_cmd.h"
+#include "crc.h"
uint8_t DemodBuffer[MAX_DEMOD_BUF_LEN];
uint8_t g_debugMode;
//by marshmellow
void setDemodBuf(uint8_t *buff, size_t size, size_t startIdx)
{
+ if (buff == NULL)
+ return;
+
+ if ( size >= MAX_DEMOD_BUF_LEN)
+ size = MAX_DEMOD_BUF_LEN;
+
size_t i = 0;
for (; i < size; i++){
DemodBuffer[i]=buff[startIdx++];
return;
}
-
+int CmdPrintDemodBuff(const char *Cmd)
+{
+ char hex;
+ char printBuff[512]={0x00};
+ uint8_t numBits = DemodBufferLen & 0xFFF0;
+ sscanf(Cmd, "%c", &hex);
+ if (hex == 'h'){
+ PrintAndLog("Usage: data printdemodbuffer [x]");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog(" x output in hex (omit for binary output)");
+ return 0;
+ }
+ if (hex == 'x'){
+ numBits = binarraytohex(printBuff, (char *)DemodBuffer, numBits);
+ if (numBits==0) return 0;
+ PrintAndLog("DemodBuffer: %s",printBuff);
+ } else {
+ printDemodBuff();
+ }
+ return 1;
+}
int CmdAmp(const char *Cmd)
{
int i, rising, falling;
* Updates the Graph trace with 0/1 values
*
* Arguments:
- * c : 0 or 1
+ * c : 0 or 1 (or invert)
*/
- //this method is dependant on all highs and lows to be the same(or clipped) this creates issues[marshmellow] it also ignores the clock
+ //this method ignores the clock
+
+ //this function strictly converts highs and lows to 1s and 0s for each sample in the graphbuffer
int Cmdaskdemod(const char *Cmd)
{
int i;
int c, high = 0, low = 0;
- // TODO: complain if we do not give 2 arguments here !
- // (AL - this doesn't make sense! we're only using one argument!!!)
sscanf(Cmd, "%i", &c);
- /* Detect high and lows and clock */
- // (AL - clock???)
+ /* Detect high and lows */
for (i = 0; i < GraphTraceLen; ++i)
{
if (GraphBuffer[i] > high)
* down)
*/
//[marhsmellow] change == to >= for high and <= for low for fuzz
- if ((GraphBuffer[i] == high) && (GraphBuffer[i - 1] == c)) {
+ if ((GraphBuffer[i] >= high) && (GraphBuffer[i - 1] == c)) {
GraphBuffer[i] = 1 - c;
- } else if ((GraphBuffer[i] == low) && (GraphBuffer[i - 1] == (1 - c))){
+ } else if ((GraphBuffer[i] <= low) && (GraphBuffer[i - 1] == (1 - c))){
GraphBuffer[i] = c;
} else {
/* No transition */
return 0;
}
+//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;
+ }
+ }
+ RepaintGraphWindow();
+ return 0;
+}
+
+
//by marshmellow
void printBitStream(uint8_t BitStream[], uint32_t bitLen)
{
}
//by marshmellow
//print 64 bit EM410x ID in multiple formats
-void printEM410x(uint64_t id)
+void printEM410x(uint32_t hi, uint64_t id)
{
- if (id !=0){
+ if (id || hi){
uint64_t iii=1;
uint64_t id2lo=0;
uint32_t ii=0;
id2lo=(id2lo<<1LL) | ((id & (iii << (i+((ii-1)*8)))) >> (i+((ii-1)*8)));
}
}
- //output em id
- PrintAndLog("EM TAG ID : %010llx", id);
- PrintAndLog("Unique TAG ID: %010llx", id2lo);
- PrintAndLog("DEZ 8 : %08lld",id & 0xFFFFFF);
- PrintAndLog("DEZ 10 : %010lld",id & 0xFFFFFF);
- PrintAndLog("DEZ 5.5 : %05lld.%05lld",(id>>16LL) & 0xFFFF,(id & 0xFFFF));
- PrintAndLog("DEZ 3.5A : %03lld.%05lld",(id>>32ll),(id & 0xFFFF));
- PrintAndLog("DEZ 14/IK2 : %014lld",id);
- PrintAndLog("DEZ 15/IK3 : %015lld",id2lo);
- PrintAndLog("Other : %05lld_%03lld_%08lld",(id&0xFFFF),((id>>16LL) & 0xFF),(id & 0xFFFFFF));
+ if (hi){
+ //output 88 bit em id
+ PrintAndLog("EM TAG ID : %06x%016llx", hi, id);
+ } else{
+ //output 40 bit em id
+ PrintAndLog("EM TAG ID : %010llx", id);
+ PrintAndLog("Unique TAG ID: %010llx", id2lo);
+ PrintAndLog("");
+ PrintAndLog("Possible de-scramble patterns");
+ PrintAndLog("HoneyWell IdentKey");
+ PrintAndLog("DEZ 8 : %08lld",id & 0xFFFFFF);
+ PrintAndLog("DEZ 10 : %010lld",id & 0xFFFFFFFF);
+ PrintAndLog("DEZ 5.5 : %05lld.%05lld",(id>>16LL) & 0xFFFF,(id & 0xFFFF));
+ PrintAndLog("DEZ 3.5A : %03lld.%05lld",(id>>32ll),(id & 0xFFFF));
+ PrintAndLog("DEZ 3.5B : %03lld.%05lld",(id & 0xFF000000) >> 24,(id & 0xFFFF));
+ PrintAndLog("DEZ 3.5C : %03lld.%05lld",(id & 0xFF0000) >> 16,(id & 0xFFFF));
+ PrintAndLog("DEZ 14/IK2 : %014lld",id);
+ PrintAndLog("DEZ 15/IK3 : %015lld",id2lo);
+ PrintAndLog("Other : %05lld_%03lld_%08lld",(id&0xFFFF),((id>>16LL) & 0xFF),(id & 0xFFFFFF));
+ PrintAndLog("DEZ 20/ZK : %02lld%02lld%02lld%02lld%02lld%02lld%02lld%02lld%02lld%02lld",
+ (id2lo & 0xf000000000) >> 36,
+ (id2lo & 0x0f00000000) >> 32,
+ (id2lo & 0x00f0000000) >> 28,
+ (id2lo & 0x000f000000) >> 24,
+ (id2lo & 0x0000f00000) >> 20,
+ (id2lo & 0x00000f0000) >> 16,
+ (id2lo & 0x000000f000) >> 12,
+ (id2lo & 0x0000000f00) >> 8,
+ (id2lo & 0x00000000f0) >> 4,
+ (id2lo & 0x000000000f)
+ );
+
+ PrintAndLog("");
+ uint64_t paxton = (((id>>32) << 24) | (id & 0xffffff)) + 0x143e00;
+ PrintAndLog("Pattern Paxton : %0d", paxton);
+
+ uint32_t p1id = (id & 0xFFFFFF);
+ uint8_t arr[32] = {0x00};
+ int i =0;
+ int j = 23;
+ for (; i < 24; ++i, --j ){
+ arr[i] = (p1id >> i) & 1;
+ }
+
+ uint32_t p1 = 0;
+
+ p1 |= arr[23] << 21;
+ p1 |= arr[22] << 23;
+ p1 |= arr[21] << 20;
+ p1 |= arr[20] << 22;
+
+ p1 |= arr[19] << 18;
+ p1 |= arr[18] << 16;
+ p1 |= arr[17] << 19;
+ p1 |= arr[16] << 17;
+
+ p1 |= arr[15] << 13;
+ p1 |= arr[14] << 15;
+ p1 |= arr[13] << 12;
+ p1 |= arr[12] << 14;
+
+ p1 |= arr[11] << 6;
+ p1 |= arr[10] << 2;
+ p1 |= arr[9] << 7;
+ p1 |= arr[8] << 1;
+
+ p1 |= arr[7] << 0;
+ p1 |= arr[6] << 8;
+ p1 |= arr[5] << 11;
+ p1 |= arr[4] << 3;
+
+ p1 |= arr[3] << 10;
+ p1 |= arr[2] << 4;
+ p1 |= arr[1] << 5;
+ p1 |= arr[0] << 9;
+ PrintAndLog("Pattern 1 : 0x%X - %d", p1, p1);
+
+ uint16_t sebury1 = id & 0xFFFF;
+ uint8_t sebury2 = (id >> 16) & 0x7F;
+ uint32_t sebury3 = id & 0x7FFFFF;
+ PrintAndLog("Pattern Sebury : %d %d %d (hex: %X %X %X)", sebury1, sebury2, sebury3, sebury1, sebury2, sebury3);
+ }
}
return;
}
+
+int AskEm410xDemod(const char *Cmd, uint32_t *hi, uint64_t *lo)
+{
+ int ans = ASKmanDemod(Cmd, FALSE, FALSE);
+ if (!ans) return 0;
+
+ size_t idx=0;
+ if (Em410xDecode(DemodBuffer,(size_t *) &DemodBufferLen, &idx, hi, lo)){
+ if (g_debugMode){
+ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, DemodBufferLen);
+ printDemodBuff();
+ }
+ return 1;
+ }
+ return 0;
+}
//by marshmellow
//takes 3 arguments - clock, invert and maxErr as integers
//attempts to demodulate ask while decoding manchester
//prints binary found and saves in graphbuffer for further commands
int CmdAskEM410xDemod(const char *Cmd)
{
- int invert=0;
- int clk=0;
- int maxErr=100;
char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H') {
PrintAndLog("Usage: data askem410xdemod [clock] <0|1> [maxError]");
PrintAndLog(" : data askem410xdemod 32 1 = demod an EM410x Tag ID from GraphBuffer using a clock of RF/32 and inverting data");
PrintAndLog(" : data askem410xdemod 1 = demod an EM410x Tag ID from GraphBuffer while inverting data");
PrintAndLog(" : data askem410xdemod 64 1 0 = demod an EM410x Tag ID from GraphBuffer using a clock of RF/64 and inverting data and allowing 0 demod errors");
-
- return 0;
- }
-
-
- uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
- sscanf(Cmd, "%i %i %i", &clk, &invert, &maxErr);
- if (invert != 0 && invert != 1) {
- PrintAndLog("Invalid argument: %s", Cmd);
return 0;
}
- size_t BitLen = getFromGraphBuf(BitStream);
-
- if (g_debugMode==1) PrintAndLog("DEBUG: Bitlen from grphbuff: %d",BitLen);
- if (BitLen==0) return 0;
- int errCnt=0;
- errCnt = askmandemod(BitStream, &BitLen, &clk, &invert, maxErr);
- if (errCnt<0||BitLen<16){ //if fatal error (or -1)
- if (g_debugMode==1) PrintAndLog("no data found %d, errors:%d, bitlen:%d, clock:%d",errCnt,invert,BitLen,clk);
- return 0;
- }
- PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,BitLen);
-
- //output
- if (errCnt>0){
- PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
- }
- //PrintAndLog("ASK/Manchester decoded bitstream:");
- // Now output the bitstream to the scrollback by line of 16 bits
- setDemodBuf(BitStream,BitLen,0);
- //printDemodBuff();
- uint64_t lo =0;
- size_t idx=0;
- lo = Em410xDecode(BitStream, &BitLen, &idx);
- if (lo>0){
- //set GraphBuffer for clone or sim command
- setDemodBuf(BitStream, BitLen, idx);
- if (g_debugMode){
- PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, BitLen);
- printDemodBuff();
- }
+ uint32_t hi;
+ uint64_t lo;
+ if (AskEm410xDemod(Cmd, &hi, &lo)) {
PrintAndLog("EM410x pattern found: ");
- if (BitLen > 64) PrintAndLog("\nWarning! Length not what is expected - Length: %d bits\n",BitLen);
- printEM410x(lo);
+ printEM410x(hi, lo);
return 1;
}
return 0;
if (g_debugMode==1) PrintAndLog("no data found %d, errors:%d, bitlen:%d, clock:%d",errCnt,invert,BitLen,clk);
return 0;
}
- if (verbose) PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,BitLen);
+ if (verbose || g_debugMode) PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,BitLen);
//output
if (errCnt>0){
- if (verbose) PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
+ if (verbose || g_debugMode) PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
}
- if (verbose) PrintAndLog("ASK/Manchester decoded bitstream:");
+ if (verbose || g_debugMode) PrintAndLog("ASK/Manchester decoded bitstream:");
// Now output the bitstream to the scrollback by line of 16 bits
setDemodBuf(BitStream,BitLen,0);
- if (verbose) printDemodBuff();
+ if (verbose || g_debugMode) printDemodBuff();
uint64_t lo =0;
+ uint32_t hi =0;
size_t idx=0;
if (emSearch){
- lo = Em410xDecode(BitStream, &BitLen, &idx);
- if (lo>0){
+ if (Em410xDecode(BitStream, &BitLen, &idx, &hi, &lo)){
//set GraphBuffer for clone or sim command
setDemodBuf(BitStream, BitLen, idx);
if (g_debugMode){
printDemodBuff();
}
if (verbose) PrintAndLog("EM410x pattern found: ");
- if (verbose) printEM410x(lo);
+ if (verbose) printEM410x(hi, lo);
return 1;
}
}
printBitStream(BitStream, size);
if (errCnt==0){
uint64_t id = 0;
+ uint32_t hi = 0;
size_t idx=0;
- id = Em410xDecode(BitStream, &size, &idx);
- if (id>0){
+ if (Em410xDecode(BitStream, &size, &idx, &hi, &id)){
//need to adjust to set bitstream back to manchester encoded data
//setDemodBuf(BitStream, size, idx);
- printEM410x(id);
+ printEM410x(hi, id);
}
}
return 1;
// width waves vs small width waves to help the decode positioning) or askbiphdemod
int CmdBiphaseDecodeRaw(const char *Cmd)
{
- int i = 0;
- int errCnt=0;
size_t size=0;
- int offset=0;
- int invert=0;
- int high=0, low=0;
+ int offset=0, invert=0, maxErr=20, errCnt=0;
char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) > 3 || cmdp == 'h' || cmdp == 'H') {
- PrintAndLog("Usage: data biphaserawdecode [offset] <invert>");
- PrintAndLog(" Converts 10 or 01 to 0 and 11 or 00 to 1");
+ PrintAndLog("Usage: data biphaserawdecode [offset] [invert] [maxErr]");
+ PrintAndLog(" Converts 10 or 01 to 1 and 11 or 00 to 0");
PrintAndLog(" --must have binary sequence in demodbuffer (run data askrawdemod first)");
PrintAndLog("");
PrintAndLog(" [offset <0|1>], set to 0 not to adjust start position or to 1 to adjust decode start position");
PrintAndLog(" [invert <0|1>], set to 1 to invert output");
+ PrintAndLog(" [maxErr int], set max errors tolerated - default=20");
PrintAndLog("");
PrintAndLog(" sample: data biphaserawdecode = decode biphase bitstream from the demodbuffer");
PrintAndLog(" sample: data biphaserawdecode 1 1 = decode biphase bitstream from the demodbuffer, set offset, and invert output");
return 0;
}
- sscanf(Cmd, "%i %i", &offset, &invert);
- if (DemodBufferLen==0) return 0;
- uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
- //get graphbuffer & high and low
- 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>1 || low <0){
- PrintAndLog("Error: please raw demod the wave first then decode");
+ sscanf(Cmd, "%i %i %i", &offset, &invert, &maxErr);
+ if (DemodBufferLen==0){
+ PrintAndLog("DemodBuffer Empty - run 'data rawdemod ar' first");
return 0;
}
- size=i;
+ uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
+ memcpy(BitStream, DemodBuffer, DemodBufferLen);
+ size = DemodBufferLen;
errCnt=BiphaseRawDecode(BitStream, &size, offset, invert);
- if (errCnt>=20){
+ if (errCnt<0){
+ PrintAndLog("Error during decode:%d", errCnt);
+ return 0;
+ }
+ if (errCnt>maxErr){
PrintAndLog("Too many errors attempting to decode: %d",errCnt);
return 0;
}
- PrintAndLog("Biphase Decoded using offset: %d - # errors:%d - data:",offset,errCnt);
+
+ if (errCnt>0){
+ PrintAndLog("# Errors found during Demod (shown as 77 in bit stream): %d",errCnt);
+ }
+ PrintAndLog("Biphase Decoded using offset: %d - # invert:%d - data:",offset,invert);
printBitStream(BitStream, size);
- PrintAndLog("\nif bitstream does not look right try offset=1");
+
+ if (offset) setDemodBuf(DemodBuffer,DemodBufferLen-offset, offset); //remove first bit from raw demod
return 1;
}
+// set demod buffer back to raw after biphase demod
+void setBiphasetoRawDemodBuf(uint8_t *BitStream, size_t size)
+{
+ uint8_t rawStream[512]={0x00};
+ size_t i=0;
+ uint8_t curPhase=0;
+ if (size > 256) {
+ PrintAndLog("ERROR - Biphase Demod Buffer overrun");
+ return;
+ }
+ for (size_t idx=0; idx<size; idx++){
+ if(!BitStream[idx]){
+ rawStream[i++] = curPhase;
+ rawStream[i++] = curPhase;
+ curPhase ^= 1;
+ } else {
+ rawStream[i++] = curPhase;
+ rawStream[i++] = curPhase ^ 1;
+ }
+ }
+ setDemodBuf(rawStream,i,0);
+ return;
+}
+
//by marshmellow
//takes 4 arguments - clock, invert, maxErr as integers and amplify as char
//attempts to demodulate ask only
uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
sscanf(Cmd, "%i %i %i %c", &clk, &invert, &maxErr, &);
if (invert != 0 && invert != 1) {
- if (verbose) PrintAndLog("Invalid argument: %s", Cmd);
+ if (verbose || g_debugMode) PrintAndLog("Invalid argument: %s", Cmd);
return 0;
}
if (clk==1){
int errCnt=0;
errCnt = askrawdemod(BitStream, &BitLen, &clk, &invert, maxErr, askAmp);
if (errCnt==-1||BitLen<16){ //throw away static - allow 1 and -1 (in case of threshold command first)
- if (verbose) PrintAndLog("no data found");
- if (g_debugMode==1 && verbose) PrintAndLog("errCnt: %d, BitLen: %d, clk: %d, invert: %d", errCnt, BitLen, clk, invert);
+ if (verbose || g_debugMode) PrintAndLog("no data found");
+ if (g_debugMode) PrintAndLog("errCnt: %d, BitLen: %d, clk: %d, invert: %d", errCnt, BitLen, clk, invert);
return 0;
}
- if (verbose) PrintAndLog("Using Clock: %d - invert: %d - Bits Found: %d", clk, invert, BitLen);
+ if (verbose || g_debugMode) PrintAndLog("Using Clock: %d - invert: %d - Bits Found: %d", clk, invert, BitLen);
//move BitStream back to DemodBuffer
setDemodBuf(BitStream,BitLen,0);
//output
- if (errCnt>0 && verbose){
+ if (errCnt>0 && (verbose || g_debugMode)){
PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d", errCnt);
}
- if (verbose){
+ if (verbose || g_debugMode){
PrintAndLog("ASK demoded bitstream:");
// Now output the bitstream to the scrollback by line of 16 bits
printBitStream(BitStream,BitLen);
return 1;
}
+//by marshmellow
+// - ASK Demod then Biphase decode GraphBuffer samples
+int ASKbiphaseDemod(const char *Cmd, bool verbose)
+{
+ //ask raw demod GraphBuffer first
+ int offset=0, clk=0, invert=0, maxErr=0, ans=0;
+ ans = sscanf(Cmd, "%i %i %i %i", &offset, &clk, &invert, &maxErr);
+ if (ans>0)
+ ans = ASKrawDemod(Cmd+2, FALSE);
+ else
+ ans = ASKrawDemod(Cmd, FALSE);
+ if (!ans) {
+ if (g_debugMode || verbose) PrintAndLog("Error AskrawDemod: %d", ans);
+ return 0;
+ }
+
+ //attempt to Biphase decode DemodBuffer
+ size_t size = DemodBufferLen;
+ uint8_t BitStream[MAX_DEMOD_BUF_LEN];
+ memcpy(BitStream, DemodBuffer, DemodBufferLen);
+
+ int errCnt = BiphaseRawDecode(BitStream, &size, offset, invert);
+ if (errCnt < 0){
+ if (g_debugMode || verbose) PrintAndLog("Error BiphaseRawDecode: %d", errCnt);
+ return 0;
+ }
+ if (errCnt > maxErr) {
+ if (g_debugMode || verbose) PrintAndLog("Error BiphaseRawDecode too many errors: %d", errCnt);
+ return 0;
+ }
+ //success set DemodBuffer and return
+ setDemodBuf(BitStream, size, 0);
+ if (g_debugMode || verbose){
+ PrintAndLog("Biphase Decoded using offset: %d - # errors:%d - data:",offset,errCnt);
+ printDemodBuff();
+ }
+ return 1;
+}
+//by marshmellow - see ASKbiphaseDemod
+int Cmdaskbiphdemod(const char *Cmd)
+{
+ char cmdp = param_getchar(Cmd, 0);
+ if (strlen(Cmd) > 12 || cmdp == 'h' || cmdp == 'H') {
+ PrintAndLog("Usage: data rawdemod ab [offset] [clock] <invert> [maxError] <amplify>");
+ PrintAndLog(" [offset], offset to begin biphase, default=0");
+ PrintAndLog(" [set clock as integer] optional, if not set, autodetect");
+ PrintAndLog(" <invert>, 1 to invert output");
+ PrintAndLog(" [set maximum allowed errors], default = 100");
+ PrintAndLog(" <amplify>, 'a' to attempt demod with ask amplification, default = no amp");
+ PrintAndLog(" NOTE: <invert> can be entered as second or third argument");
+ PrintAndLog(" NOTE: <amplify> can be entered as first, second or last argument");
+ PrintAndLog(" NOTE: any other arg must have previous args set to work");
+ PrintAndLog("");
+ PrintAndLog(" sample: data rawdemod ab = demod an ask/biph tag from GraphBuffer");
+ PrintAndLog(" : data rawdemod ab a = demod an ask/biph tag from GraphBuffer, amplified");
+ PrintAndLog(" : data rawdemod ab 1 32 = demod an ask/biph tag from GraphBuffer using an offset of 1 and a clock of RF/32");
+ PrintAndLog(" : data rawdemod ab 0 32 1 = demod an ask/biph tag from GraphBuffer using a clock of RF/32 and inverting data");
+ PrintAndLog(" : data rawdemod ab 0 1 = demod an ask/biph tag from GraphBuffer while inverting data");
+ PrintAndLog(" : data rawdemod ab 0 64 1 0 = demod an ask/biph tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors");
+ PrintAndLog(" : data rawdemod ab 0 64 1 0 a = demod an ask/biph tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors, and amp");
+ return 0;
+ }
+ return ASKbiphaseDemod(Cmd, TRUE);
+}
+
+//by marshmellow
+//attempts to demodulate and identify a G_Prox_II verex/chubb card
+//WARNING: if it fails during some points it will destroy the DemodBuffer data
+// but will leave the GraphBuffer intact.
+//if successful it will push askraw data back to demod buffer ready for emulation
+int CmdG_Prox_II_Demod(const char *Cmd)
+{
+ if (!ASKbiphaseDemod(Cmd, FALSE)){
+ if (g_debugMode) PrintAndLog("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");
+ return 0;
+ }
+ //got a good demod
+ uint32_t ByteStream[65] = {0x00};
+ uint8_t xorKey=0;
+ uint8_t keyCnt=0;
+ uint8_t bitCnt=0;
+ uint8_t ByteCnt=0;
+ size_t startIdx = ans + 6; //start after preamble
+ for (size_t idx = 0; idx<size-6; idx++){
+ if ((idx+1) % 5 == 0){
+ //spacer bit - should be 0
+ if (DemodBuffer[startIdx+idx] != 0) {
+ if (g_debugMode) PrintAndLog("Error spacer not 0: %d, pos: %d",DemodBuffer[startIdx+idx],startIdx+idx);
+ return 0;
+ }
+ continue;
+ }
+ if (keyCnt<8){ //lsb first
+ xorKey = xorKey | (DemodBuffer[startIdx+idx]<<keyCnt);
+ keyCnt++;
+ if (keyCnt==8 && g_debugMode) PrintAndLog("xorKey Found: %02x", xorKey);
+ continue;
+ }
+ //lsb first
+ ByteStream[ByteCnt] = ByteStream[ByteCnt] | (DemodBuffer[startIdx+idx]<<bitCnt);
+ bitCnt++;
+ if (bitCnt % 8 == 0){
+ if (g_debugMode) PrintAndLog("byte %d: %02x",ByteCnt,ByteStream[ByteCnt]);
+ bitCnt=0;
+ ByteCnt++;
+ }
+ }
+ for (uint8_t i = 0; i < ByteCnt; i++){
+ ByteStream[i] ^= xorKey; //xor
+ if (g_debugMode) PrintAndLog("byte %d after xor: %02x", i, ByteStream[i]);
+ }
+ //now ByteStream contains 64 bytes 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 %d, Card %d",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 %d, Card %d",fmtLen,FC,Card);
+ } else {
+ PrintAndLog("Unknown G-Prox-II Fmt Found: FmtLen %d",fmtLen);
+ }
+ PrintAndLog("Raw: %08x%08x%08x", raw1,raw2,raw3);
+ setDemodBuf(DemodBuffer+ans, 96, 0);
+ return 1;
+}
+
//by marshmellow - see ASKrawDemod
int Cmdaskrawdemod(const char *Cmd)
{
return ASKrawDemod(Cmd, TRUE);
}
-int CmdAutoCorr(const char *Cmd)
+int AutoCorrelate(int window, bool SaveGrph, bool verbose)
{
static int CorrelBuffer[MAX_GRAPH_TRACE_LEN];
-
- int window = atoi(Cmd);
-
- if (window == 0) {
- PrintAndLog("needs a window");
- return 0;
- }
- if (window >= GraphTraceLen) {
- PrintAndLog("window must be smaller than trace (%d samples)",
- GraphTraceLen);
- return 0;
- }
-
- PrintAndLog("performing %d correlations", GraphTraceLen - window);
-
+ size_t Correlation = 0;
+ int maxSum = 0;
+ int lastMax = 0;
+ if (verbose) PrintAndLog("performing %d correlations", GraphTraceLen - window);
for (int i = 0; i < GraphTraceLen - window; ++i) {
int sum = 0;
for (int j = 0; j < window; ++j) {
sum += (GraphBuffer[j]*GraphBuffer[i + j]) / 256;
}
CorrelBuffer[i] = sum;
+ if (sum >= maxSum-100 && sum <= maxSum+100){
+ //another max
+ Correlation = i-lastMax;
+ lastMax = i;
+ if (sum > maxSum) maxSum = sum;
+ } else if (sum > maxSum){
+ maxSum=sum;
+ lastMax = i;
+ }
}
- GraphTraceLen = GraphTraceLen - window;
- memcpy(GraphBuffer, CorrelBuffer, GraphTraceLen * sizeof (int));
+ if (Correlation==0){
+ //try again with wider margin
+ for (int i = 0; i < GraphTraceLen - window; i++){
+ if (CorrelBuffer[i] >= maxSum-(maxSum*0.05) && CorrelBuffer[i] <= maxSum+(maxSum*0.05)){
+ //another max
+ Correlation = i-lastMax;
+ lastMax = i;
+ //if (CorrelBuffer[i] > maxSum) maxSum = sum;
+ }
+ }
+ }
+ if (verbose && Correlation > 0) PrintAndLog("Possible Correlation: %d samples",Correlation);
- RepaintGraphWindow();
+ if (SaveGrph){
+ GraphTraceLen = GraphTraceLen - window;
+ memcpy(GraphBuffer, CorrelBuffer, GraphTraceLen * sizeof (int));
+ RepaintGraphWindow();
+ }
+ return Correlation;
+}
+
+int usage_data_autocorr(void)
+{
+ //print help
+ PrintAndLog("Usage: data autocorr [window] [g]");
+ PrintAndLog("Options: ");
+ PrintAndLog(" h This help");
+ PrintAndLog(" [window] window length for correlation - default = 4000");
+ PrintAndLog(" g save back to GraphBuffer (overwrite)");
return 0;
}
+int CmdAutoCorr(const char *Cmd)
+{
+ char cmdp = param_getchar(Cmd, 0);
+ if (cmdp == 'h' || cmdp == 'H')
+ return usage_data_autocorr();
+ int window = 4000; //set default
+ 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);
+ return 0;
+ }
+ if (grph == 'g') updateGrph=TRUE;
+ return AutoCorrelate(window, updateGrph, TRUE);
+}
+
int CmdBitsamples(const char *Cmd)
{
int cnt = 0;
PrintAndLog("FSK decoded bitstream:");
printBitStream(BitStream,size);
}
+
return 1;
} else{
if (verbose) PrintAndLog("no FSK data found");
// 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);
size = removeParity(BitStream, idx+8, 8, 1, 120);
if (size != 105){
- if (g_debugMode==1) 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==1)
+ PrintAndLog("DEBUG: Error at parity check - tag size does not match Pyramid format, SIZE: %d, IDX: %d, hi3: %x",size, idx, rawHi3);
return 0;
}
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();
}
if (invert != 0 && invert != 1) {
if (verbose) PrintAndLog("Invalid argument: %s", Cmd);
- return -1;
+ return 0;
}
uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0};
size_t BitLen = getFromGraphBuf(BitStream);
- if (BitLen==0) return 0;
+ if (BitLen==0) return -1;
+ uint8_t carrier=countPSK_FC(BitStream, BitLen);
+ if (carrier!=2 && carrier!=4 && carrier!=8){
+ //invalid carrier
+ return 0;
+ }
int errCnt=0;
- errCnt = pskRawDemod(BitStream, &BitLen,&clk,&invert);
+ errCnt = pskRawDemod(BitStream, &BitLen, &clk, &invert);
if (errCnt > maxErr){
if (g_debugMode==1 && verbose) PrintAndLog("Too many errors found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt);
- return -1;
+ return 0;
}
if (errCnt<0|| BitLen<16){ //throw away static - allow 1 and -1 (in case of threshold command first)
if (g_debugMode==1 && verbose) PrintAndLog("no data found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt);
- return -1;
+ return 0;
+ }
+ if (verbose){
+ PrintAndLog("Tried PSK Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen);
+ if (errCnt>0){
+ PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
+ }
}
- if (verbose) PrintAndLog("Tried PSK Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen);
//prime demod buffer for output
setDemodBuf(BitStream,BitLen,0);
- return errCnt;
+ return 1;
}
// Indala 26 bit decode
ans = PSKDemod("32", 0);
}
- if (ans < 0){
+ if (!ans){
if (g_debugMode==1)
PrintAndLog("Error1: %d",ans);
return 0;
// takes 3 arguments - clock, invert, maxErr as integers
// attempts to demodulate nrz only
// prints binary found and saves in demodbuffer for further commands
-int CmdNRZrawDemod(const char *Cmd)
+
+int NRZrawDemod(const char *Cmd, bool verbose)
{
int invert=0;
int clk=0;
int maxErr=100;
- char cmdp = param_getchar(Cmd, 0);
- if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H') {
- PrintAndLog("Usage: data rawdemod nr [clock] <0|1> [maxError]");
- PrintAndLog(" [set clock as integer] optional, if not set, autodetect.");
- PrintAndLog(" <invert>, 1 for invert output");
- PrintAndLog(" [set maximum allowed errors], default = 100.");
- PrintAndLog("");
- PrintAndLog(" sample: data nrzrawdemod = demod a nrz/direct tag from GraphBuffer");
- PrintAndLog(" : data nrzrawdemod 32 = demod a nrz/direct tag from GraphBuffer using a clock of RF/32");
- PrintAndLog(" : data nrzrawdemod 32 1 = demod a nrz/direct tag from GraphBuffer using a clock of RF/32 and inverting data");
- PrintAndLog(" : data nrzrawdemod 1 = demod a nrz/direct tag from GraphBuffer while inverting data");
- PrintAndLog(" : data nrzrawdemod 64 1 0 = demod a nrz/direct tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors");
-
- return 0;
- }
-
sscanf(Cmd, "%i %i %i", &clk, &invert, &maxErr);
if (clk==1){
invert=1;
int errCnt=0;
errCnt = nrzRawDemod(BitStream, &BitLen, &clk, &invert, maxErr);
if (errCnt > maxErr){
- if (g_debugMode==1) PrintAndLog("Too many errors found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt);
+ if (g_debugMode) PrintAndLog("Too many errors found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt);
return 0;
}
if (errCnt<0|| BitLen<16){ //throw away static - allow 1 and -1 (in case of threshold command first)
- if (g_debugMode==1) PrintAndLog("no data found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt);
+ if (g_debugMode) PrintAndLog("no data found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt);
return 0;
}
- PrintAndLog("Tried NRZ Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen);
+ if (verbose || g_debugMode) PrintAndLog("Tried NRZ Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen);
//prime demod buffer for output
setDemodBuf(BitStream,BitLen,0);
- if (errCnt>0){
- PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
- }else{
+ if (errCnt>0 && (verbose || g_debugMode)) PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
+ if (verbose || g_debugMode) {
+ PrintAndLog("NRZ demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printDemodBuff();
}
- PrintAndLog("NRZ demoded bitstream:");
- // Now output the bitstream to the scrollback by line of 16 bits
- printDemodBuff();
- return 1;
+ return 1;
+}
+
+int CmdNRZrawDemod(const char *Cmd)
+{
+ char cmdp = param_getchar(Cmd, 0);
+ if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H') {
+ PrintAndLog("Usage: data rawdemod nr [clock] <0|1> [maxError]");
+ PrintAndLog(" [set clock as integer] optional, if not set, autodetect.");
+ PrintAndLog(" <invert>, 1 for invert output");
+ PrintAndLog(" [set maximum allowed errors], default = 100.");
+ PrintAndLog("");
+ PrintAndLog(" sample: data rawdemod nr = demod a nrz/direct tag from GraphBuffer");
+ PrintAndLog(" : data rawdemod nr 32 = demod a nrz/direct tag from GraphBuffer using a clock of RF/32");
+ PrintAndLog(" : data rawdemod nr 32 1 = demod a nrz/direct tag from GraphBuffer using a clock of RF/32 and inverting data");
+ PrintAndLog(" : data rawdemod nr 1 = demod a nrz/direct tag from GraphBuffer while inverting data");
+ PrintAndLog(" : data rawdemod nr 64 1 0 = demod a nrz/direct tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors");
+ return 0;
+ }
+ return NRZrawDemod(Cmd, TRUE);
}
// by marshmellow
// prints binary found and saves in demodbuffer for further commands
int CmdPSK1rawDemod(const char *Cmd)
{
- int errCnt;
+ int ans;
char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H') {
PrintAndLog("Usage: data rawdemod p1 [clock] <0|1> [maxError]");
PrintAndLog(" <invert>, 1 for invert output");
PrintAndLog(" [set maximum allowed errors], default = 100.");
PrintAndLog("");
- PrintAndLog(" sample: data psk1rawdemod = demod a psk1 tag from GraphBuffer");
- PrintAndLog(" : data psk1rawdemod 32 = demod a psk1 tag from GraphBuffer using a clock of RF/32");
- PrintAndLog(" : data psk1rawdemod 32 1 = demod a psk1 tag from GraphBuffer using a clock of RF/32 and inverting data");
- PrintAndLog(" : data psk1rawdemod 1 = demod a psk1 tag from GraphBuffer while inverting data");
- PrintAndLog(" : data psk1rawdemod 64 1 0 = demod a psk1 tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors");
+ PrintAndLog(" sample: data rawdemod p1 = demod a psk1 tag from GraphBuffer");
+ PrintAndLog(" : data rawdemod p1 32 = demod a psk1 tag from GraphBuffer using a clock of RF/32");
+ PrintAndLog(" : data rawdemod p1 32 1 = demod a psk1 tag from GraphBuffer using a clock of RF/32 and inverting data");
+ PrintAndLog(" : data rawdemod p1 1 = demod a psk1 tag from GraphBuffer while inverting data");
+ PrintAndLog(" : data rawdemod p1 64 1 0 = demod a psk1 tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors");
return 0;
}
- errCnt = PSKDemod(Cmd, TRUE);
+ ans = PSKDemod(Cmd, TRUE);
//output
- if (errCnt<0){
- if (g_debugMode) PrintAndLog("Error demoding: %d",errCnt);
+ if (!ans){
+ if (g_debugMode) PrintAndLog("Error demoding: %d",ans);
return 0;
}
- if (errCnt>0){
- PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
- }
+
PrintAndLog("PSK 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 errCnt=0;
+ int ans=0;
char cmdp = param_getchar(Cmd, 0);
if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H') {
PrintAndLog("Usage: data rawdemod p2 [clock] <0|1> [maxError]");
PrintAndLog(" <invert>, 1 for invert output");
PrintAndLog(" [set maximum allowed errors], default = 100.");
PrintAndLog("");
- PrintAndLog(" sample: data psk2rawdemod = demod a psk2 tag from GraphBuffer, autodetect clock");
- PrintAndLog(" : data psk2rawdemod 32 = demod a psk2 tag from GraphBuffer using a clock of RF/32");
- PrintAndLog(" : data psk2rawdemod 32 1 = demod a psk2 tag from GraphBuffer using a clock of RF/32 and inverting output");
- PrintAndLog(" : data psk2rawdemod 1 = demod a psk2 tag from GraphBuffer, autodetect clock and invert output");
- PrintAndLog(" : data psk2rawdemod 64 1 0 = demod a psk2 tag from GraphBuffer using a clock of RF/64, inverting output and allowing 0 demod errors");
+ PrintAndLog(" sample: data rawdemod p2 = demod a psk2 tag from GraphBuffer, autodetect clock");
+ PrintAndLog(" : data rawdemod p2 32 = demod a psk2 tag from GraphBuffer using a clock of RF/32");
+ PrintAndLog(" : data rawdemod p2 32 1 = demod a psk2 tag from GraphBuffer using a clock of RF/32 and inverting output");
+ PrintAndLog(" : data rawdemod p2 1 = demod a psk2 tag from GraphBuffer, autodetect clock and invert output");
+ PrintAndLog(" : data rawdemod p2 64 1 0 = demod a psk2 tag from GraphBuffer using a clock of RF/64, inverting output and allowing 0 demod errors");
return 0;
}
- errCnt=PSKDemod(Cmd, 1);
- if (errCnt<0){
- if (g_debugMode) PrintAndLog("Error demoding: %d",errCnt);
+ ans=PSKDemod(Cmd, TRUE);
+ if (!ans){
+ if (g_debugMode) PrintAndLog("Error demoding: %d",ans);
return 0;
}
psk1TOpsk2(DemodBuffer, DemodBufferLen);
- if (errCnt>0){
- if (g_debugMode){
- PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt);
- PrintAndLog("PSK2 demoded bitstream:");
- // Now output the bitstream to the scrollback by line of 16 bits
- printDemodBuff();
- }
- }else{
- PrintAndLog("PSK2 demoded bitstream:");
- // Now output the bitstream to the scrollback by line of 16 bits
- printDemodBuff();
- }
+ PrintAndLog("PSK2 demoded bitstream:");
+ // Now output the bitstream to the scrollback by line of 16 bits
+ printDemodBuff();
return 1;
}
if (strlen(Cmd) > 14 || cmdp == 'h' || cmdp == 'H' || strlen(Cmd)<2) {
PrintAndLog("Usage: data rawdemod [modulation] <help>|<options>");
- PrintAndLog(" [modulation] as 2 char, 'am' for ask/manchester, 'ar' for ask/raw, 'fs' for fsk, 'nr' for nrz/direct, 'p1' for psk1, 'p2' for psk2");
+ PrintAndLog(" [modulation] as 2 char, 'ab' for ask/biphase, 'am' for ask/manchester, 'ar' for ask/raw, 'fs' for fsk, ...");
+ PrintAndLog(" 'nr' for nrz/direct, 'p1' for psk1, 'p2' for psk2");
PrintAndLog(" <help> as 'h', prints the help for the specific modulation");
PrintAndLog(" <options> see specific modulation help for optional parameters");
PrintAndLog("");
PrintAndLog(" sample: data rawdemod fs h = print help for ask/raw demod");
PrintAndLog(" : data rawdemod fs = demod GraphBuffer using: fsk - autodetect");
+ PrintAndLog(" : data rawdemod ab = demod GraphBuffer using: ask/biphase - autodetect");
PrintAndLog(" : data rawdemod am = demod GraphBuffer using: ask/manchester - autodetect");
PrintAndLog(" : data rawdemod ar = demod GraphBuffer using: ask/raw - autodetect");
PrintAndLog(" : data rawdemod nr = demod GraphBuffer using: nrz/direct - autodetect");
int ans = 0;
if (cmdp == 'f' && cmdp2 == 's'){
ans = CmdFSKrawdemod(Cmd+3);
+ } else if(cmdp == 'a' && cmdp2 == 'b'){
+ ans = Cmdaskbiphdemod(Cmd+3);
} else if(cmdp == 'a' && cmdp2 == 'm'){
ans = Cmdaskmandemod(Cmd+3);
} else if(cmdp == 'a' && cmdp2 == 'r'){
return 0;
}
+//zero mean GraphBuffer
int CmdHpf(const char *Cmd)
{
int i;
static command_t CommandTable[] =
{
- {"help", CmdHelp, 1, "This help"},
- {"amp", CmdAmp, 1, "Amplify peaks"},
+ {"help", CmdHelp, 1, "This help"},
+ {"amp", CmdAmp, 1, "Amplify peaks"},
//{"askdemod", Cmdaskdemod, 1, "<0 or 1> -- Attempt to demodulate simple ASK tags"},
- {"askedgedetect", CmdAskEdgeDetect, 1, "[threshold] Adjust Graph for manual ask demod using length of sample differences to detect the edge of a wave (default = 25)"},
- {"askem410xdemod",CmdAskEM410xDemod, 1, "[clock] [invert<0|1>] [maxErr] -- Demodulate an EM410x tag from GraphBuffer (args optional)"},
- //{"askmandemod", Cmdaskmandemod, 1, "[clock] [invert<0|1>] [maxErr] -- Attempt to demodulate ASK/Manchester tags and output binary (args optional)"},
- //{"askrawdemod", Cmdaskrawdemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate ASK tags and output bin (args optional)"},
- {"autocorr", CmdAutoCorr, 1, "<window length> -- Autocorrelation over window"},
+ {"askedgedetect", CmdAskEdgeDetect, 1, "[threshold] Adjust Graph for manual ask demod using length of sample differences to detect the edge of a wave (default = 25)"},
+ {"askem410xdemod", CmdAskEM410xDemod, 1, "[clock] [invert<0|1>] [maxErr] -- Demodulate an EM410x tag from GraphBuffer (args optional)"},
+ {"askgproxiidemod", CmdG_Prox_II_Demod, 1, "Demodulate a G Prox II tag from GraphBuffer"},
+ {"autocorr", CmdAutoCorr, 1, "[window length] [g] -- Autocorrelation over window - g to save back to GraphBuffer (overwrite)"},
{"biphaserawdecode",CmdBiphaseDecodeRaw,1,"[offset] [invert<0|1>] Biphase decode bin stream in DemodBuffer (offset = 0|1 bits to shift the decode start)"},
- {"bitsamples", CmdBitsamples, 0, "Get raw samples as bitstring"},
+ {"bitsamples", CmdBitsamples, 0, "Get raw samples as bitstring"},
//{"bitstream", CmdBitstream, 1, "[clock rate] -- Convert waveform into a bitstream"},
- {"buffclear", CmdBuffClear, 1, "Clear sample buffer and graph window"},
- {"dec", CmdDec, 1, "Decimate samples"},
- {"detectclock", CmdDetectClockRate, 1, "[modulation] Detect clock rate of wave in GraphBuffer (options: 'a','f','n','p' for ask, fsk, nrz, psk respectively)"},
+ {"buffclear", CmdBuffClear, 1, "Clear sample buffer and graph window"},
+ {"dec", CmdDec, 1, "Decimate samples"},
+ {"detectclock", CmdDetectClockRate, 1, "[modulation] Detect clock rate of wave in GraphBuffer (options: 'a','f','n','p' for ask, fsk, nrz, psk respectively)"},
//{"fskdemod", CmdFSKdemod, 1, "Demodulate graph window as a HID FSK"},
- {"fskawiddemod", CmdFSKdemodAWID, 1, "Demodulate an AWID FSK tag from GraphBuffer"},
+ {"fskawiddemod", CmdFSKdemodAWID, 1, "Demodulate an AWID FSK tag from GraphBuffer"},
//{"fskfcdetect", CmdFSKfcDetect, 1, "Try to detect the Field Clock of an FSK wave"},
- {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate a HID FSK tag from GraphBuffer"},
- {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate an IO Prox FSK tag from GraphBuffer"},
- {"fskpyramiddemod",CmdFSKdemodPyramid,1, "Demodulate a Pyramid FSK tag from GraphBuffer"},
- {"fskparadoxdemod",CmdFSKdemodParadox,1, "Demodulate a Paradox FSK tag from GraphBuffer"},
- //{"fskrawdemod", CmdFSKrawdemod, 1, "[clock rate] [invert] [rchigh] [rclow] Demodulate graph window from FSK to bin (clock = 50)(invert = 1|0)(rchigh = 10)(rclow=8)"},
- {"grid", CmdGrid, 1, "<x> <y> -- overlay grid on graph window, use zero value to turn off either"},
- {"hexsamples", CmdHexsamples, 0, "<bytes> [<offset>] -- Dump big buffer as hex bytes"},
- {"hide", CmdHide, 1, "Hide graph window"},
- {"hpf", CmdHpf, 1, "Remove DC offset from trace"},
- {"load", CmdLoad, 1, "<filename> -- Load trace (to graph window"},
- {"ltrim", CmdLtrim, 1, "<samples> -- Trim samples from left of trace"},
- {"rtrim", CmdRtrim, 1, "<location to end trace> -- Trim samples from right of trace"},
+ {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate a HID FSK tag from GraphBuffer"},
+ {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate an IO Prox FSK tag from GraphBuffer"},
+ {"fskpyramiddemod", CmdFSKdemodPyramid, 1, "Demodulate a Pyramid FSK tag from GraphBuffer"},
+ {"fskparadoxdemod", CmdFSKdemodParadox, 1, "Demodulate a Paradox FSK tag from GraphBuffer"},
+ {"getbitstream", CmdGetBitStream, 1, "Convert GraphBuffer's >=1 values to 1 and <1 to 0"},
+ {"grid", CmdGrid, 1, "<x> <y> -- overlay grid on graph window, use zero value to turn off either"},
+ {"hexsamples", CmdHexsamples, 0, "<bytes> [<offset>] -- Dump big buffer as hex bytes"},
+ {"hide", CmdHide, 1, "Hide graph window"},
+ {"hpf", CmdHpf, 1, "Remove DC offset from trace"},
+ {"load", CmdLoad, 1, "<filename> -- Load trace (to graph window"},
+ {"ltrim", CmdLtrim, 1, "<samples> -- Trim samples from left of trace"},
+ {"rtrim", CmdRtrim, 1, "<location to end trace> -- Trim samples from right of trace"},
//{"mandemod", CmdManchesterDemod, 1, "[i] [clock rate] -- Manchester demodulate binary stream (option 'i' to invert output)"},
- {"manrawdecode", Cmdmandecoderaw, 1, "Manchester decode binary stream in DemodBuffer"},
- {"manmod", CmdManchesterMod, 1, "[clock rate] -- Manchester modulate a binary stream"},
- {"norm", CmdNorm, 1, "Normalize max/min to +/-128"},
- //{"nrzdetectclock",CmdDetectNRZClockRate, 1, "Detect ASK, PSK, or NRZ clock rate"},
- //{"nrzrawdemod", CmdNRZrawDemod, 1, "[clock] [invert<0|1>] [maxErr] -- Attempt to demodulate nrz tags and output binary (args optional)"},
- {"plot", CmdPlot, 1, "Show graph window (hit 'h' in window for keystroke help)"},
- //{"pskdetectclock",CmdDetectPSKClockRate, 1, "Detect ASK, PSK, or NRZ clock rate"},
- {"pskindalademod",CmdIndalaDecode, 1, "[clock] [invert<0|1>] -- Demodulate an indala tag (PSK1) from GraphBuffer (args optional)"},
- //{"psk1rawdemod", CmdPSK1rawDemod, 1, "[clock] [invert<0|1>] [maxErr] -- Attempt to demodulate psk1 tags and output binary (args optional)"},
- //{"psk2rawdemod", CmdPSK2rawDemod, 1, "[clock] [invert<0|1>] [maxErr] -- Attempt to demodulate psk2 tags and output binary (args optional)"},
- {"rawdemod", CmdRawDemod, 1, "[modulation] ... <options> -see help (h option) -- Demodulate the data in the GraphBuffer and output binary"},
- {"samples", CmdSamples, 0, "[512 - 40000] -- Get raw samples for graph window (GraphBuffer)"},
- {"save", CmdSave, 1, "<filename> -- Save trace (from graph window)"},
- {"scale", CmdScale, 1, "<int> -- Set cursor display scale"},
- {"setdebugmode", CmdSetDebugMode, 1, "<0|1> -- Turn on or off Debugging Mode for demods"},
- {"shiftgraphzero",CmdGraphShiftZero, 1, "<shift> -- Shift 0 for Graphed wave + or - shift value"},
+ {"manrawdecode", Cmdmandecoderaw, 1, "Manchester decode binary stream in DemodBuffer"},
+ {"manmod", CmdManchesterMod, 1, "[clock rate] -- Manchester modulate a binary stream"},
+ {"norm", CmdNorm, 1, "Normalize max/min to +/-128"},
+ {"plot", CmdPlot, 1, "Show graph window (hit 'h' in window for keystroke help)"},
+ {"printdemodbuffer",CmdPrintDemodBuff, 1, "[x] -- print the data in the DemodBuffer - 'x' for hex output"},
+ {"pskindalademod", CmdIndalaDecode, 1, "[clock] [invert<0|1>] -- Demodulate an indala tag (PSK1) from GraphBuffer (args optional)"},
+ {"rawdemod", CmdRawDemod, 1, "[modulation] ... <options> -see help (h option) -- Demodulate the data in the GraphBuffer and output binary"},
+ {"samples", CmdSamples, 0, "[512 - 40000] -- Get raw samples for graph window (GraphBuffer)"},
+ {"save", CmdSave, 1, "<filename> -- Save trace (from graph window)"},
+ {"scale", CmdScale, 1, "<int> -- Set cursor display scale"},
+ {"setdebugmode", CmdSetDebugMode, 1, "<0|1> -- Turn on or off Debugging Mode for demods"},
+ {"shiftgraphzero", CmdGraphShiftZero, 1, "<shift> -- Shift 0 for Graphed wave + or - shift value"},
//{"threshold", CmdThreshold, 1, "<threshold> -- Maximize/minimize every value in the graph window depending on threshold"},
- {"dirthreshold", CmdDirectionalThreshold, 1, "<thres up> <thres down> -- Max rising higher up-thres/ Min falling lower down-thres, keep rest as prev."},
- {"tune", CmdTuneSamples, 0, "Get hw tune samples for graph window"},
- {"undec", CmdUndec, 1, "Un-decimate samples by 2"},
- {"zerocrossings", CmdZerocrossings, 1, "Count time between zero-crossings"},
+ {"dirthreshold", CmdDirectionalThreshold, 1, "<thres up> <thres down> -- Max rising higher up-thres/ Min falling lower down-thres, keep rest as prev."},
+ {"tune", CmdTuneSamples, 0, "Get hw tune samples for graph window"},
+ {"undec", CmdUndec, 1, "Un-decimate samples by 2"},
+ {"zerocrossings", CmdZerocrossings, 1, "Count time between zero-crossings"},
{NULL, NULL, 0, NULL}
};
projects / proxmark3-svn / blobdiff