X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/d5a72d2fee4bcb0377c64c0be7bb22a1d7e18b3a..ae8e8a437237a059e798f443eb6a8f695754051e:/client/cmddata.c diff --git a/client/cmddata.c b/client/cmddata.c index 0a8bcd7a..d8a0fcf6 100644 --- a/client/cmddata.c +++ b/client/cmddata.c @@ -194,6 +194,7 @@ int CmdEm410xDecode(const char *Cmd) return 0; } + //by marshmellow //takes 2 arguments - clock and invert both as integers //attempts to demodulate ask while decoding manchester @@ -209,25 +210,16 @@ int Cmdaskmandemod(const char *Cmd) return 0; } uint32_t BitLen = getFromGraphBuf(BitStream); - + // PrintAndLog("DEBUG: Bitlen from grphbuff: %d",BitLen); int errCnt=0; errCnt = askmandemod(BitStream, &BitLen,&clk,&invert); - if (errCnt==-1){ //if fatal error (or -1) - //PrintAndLog("no data found"); + if (errCnt<0){ //if fatal error (or -1) + // PrintAndLog("no data found %d, errors:%d, bitlen:%d, clock:%d",errCnt,invert,BitLen,clk); return 0; } - PrintAndLog("Using Clock: %d and invert=%d",clk,invert); - //no longer put BitStream back into GraphBuffer... - //PrintAndLog("Data start pos:%d, lastBit:%d, stop pos:%d, numBits:%d",iii,lastBit,i,bitnum); - //move BitStream back to GraphBuffer - /* - ClearGraph(0); - for (i=0; i < bitnum; ++i){ - GraphBuffer[i]=BitStream[i]; - } - GraphTraceLen=bitnum; - RepaintGraphWindow(); - */ + if (BitLen<16) 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); @@ -242,8 +234,9 @@ int Cmdaskmandemod(const char *Cmd) setGraphBuf(BitStream,BitLen); PrintAndLog("EM410x pattern found: "); printEM410x(lo); + return 1; } - if (BitLen>16) return 1; + //if (BitLen>16) return 1; return 0; } @@ -352,7 +345,8 @@ int Cmdaskrawdemod(const char *Cmd) PrintAndLog("no data found"); return 0; } - PrintAndLog("Using Clock: %d and invert=%d",clk,invert); + if (BitLen<16) return 0; + PrintAndLog("Using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen); //PrintAndLog("Data start pos:%d, lastBit:%d, stop pos:%d, numBits:%d",iii,lastBit,i,bitnum); //move BitStream back to GraphBuffer @@ -371,7 +365,7 @@ int Cmdaskrawdemod(const char *Cmd) // Now output the bitstream to the scrollback by line of 16 bits printBitStream(BitStream,BitLen); - return 0; + return 1; } int CmdAutoCorr(const char *Cmd) @@ -523,31 +517,31 @@ int CmdDetectClockRate(const char *Cmd) //by marshmellow //fsk raw demod and print binary -//takes 2 arguments - Clock and invert -//defaults: clock = 50, invert=0 +//takes 4 arguments - Clock, invert, rchigh, rclow +//defaults: clock = 50, invert=0, rchigh=10, rclow=8 (RF/10 RF/8 (fsk2a)) int CmdFSKrawdemod(const char *Cmd) { //raw fsk demod no manchester decoding no start bit finding just get binary from wave //set defaults - uint8_t rfLen = 50; - uint8_t invert=0; + int rfLen = 50; + int invert=0; + int fchigh=10; + int fclow=8; //set options from parameters entered with the command + sscanf(Cmd, "%i %i %i %i", &rfLen, &invert, &fchigh, &fclow); + if (strlen(Cmd)>0 && strlen(Cmd)<=2) { - rfLen=param_get8(Cmd, 0); //if rfLen option only is used + //rfLen=param_get8(Cmd, 0); //if rfLen option only is used if (rfLen==1){ invert=1; //if invert option only is used rfLen = 50; } else if(rfLen==0) rfLen=50; } - if (strlen(Cmd)>2) { - rfLen=param_get8(Cmd, 0); //if both options are used - invert=param_get8(Cmd,1); - } - PrintAndLog("Args invert: %d \nClock:%d",invert,rfLen); + PrintAndLog("Args invert: %d - Clock:%d - fchigh:%d - fclow: %d",invert,rfLen,fchigh, fclow); uint32_t i=0; uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; uint32_t BitLen = getFromGraphBuf(BitStream); - int size = fskdemod(BitStream,BitLen,rfLen,invert); + int size = fskdemod(BitStream,BitLen,(uint8_t)rfLen,(uint8_t)invert,(uint8_t)fchigh,(uint8_t)fclow); if (size>0){ PrintAndLog("FSK decoded bitstream:"); ClearGraph(0); @@ -677,19 +671,19 @@ int CmdFSKdemodIO(const char *Cmd) if (idx+64>BitLen) return 0; PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx], BitStream[idx+1], BitStream[idx+2], BitStream[idx+3], BitStream[idx+4], BitStream[idx+5], BitStream[idx+6], BitStream[idx+7], BitStream[idx+8]); PrintAndLog("%d%d%d%d%d%d%d%d %d",BitStream[idx+9], BitStream[idx+10], BitStream[idx+11],BitStream[idx+12],BitStream[idx+13],BitStream[idx+14],BitStream[idx+15],BitStream[idx+16],BitStream[idx+17]); - PrintAndLog("%d%d%d%d%d%d%d%d %d",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",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",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",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",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]); + 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); - short version = bytebits_to_byte(BitStream+idx+27,8); //14,4 - uint8_t facilitycode = bytebits_to_byte(BitStream+idx+19,8) ; + uint8_t version = bytebits_to_byte(BitStream+idx+27,8); //14,4 + uint8_t facilitycode = bytebits_to_byte(BitStream+idx+18,8) ; uint16_t number = (bytebits_to_byte(BitStream+idx+36,8)<<8)|(bytebits_to_byte(BitStream+idx+45,8)); //36,9 - PrintAndLog("XSF(%02d)%02x:%d (%08x%08x)",version,facilitycode,number,code,code2); + PrintAndLog("XSF(%02d)%02x:%05d (%08x%08x)",version,facilitycode,number,code,code2); setGraphBuf(BitStream,BitLen); return 1; } @@ -959,6 +953,15 @@ int CmdLtrim(const char *Cmd) RepaintGraphWindow(); return 0; } +int CmdRtrim(const char *Cmd) +{ + int ds = atoi(Cmd); + + GraphTraceLen = ds; + + RepaintGraphWindow(); + return 0; +} /* * Manchester demodulate a bitstream. The bitstream needs to be already in @@ -1349,13 +1352,14 @@ static command_t CommandTable[] = {"fskdemod", CmdFSKdemod, 1, "Demodulate graph window as a HID FSK"}, {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate graph window as a HID FSK using raw"}, {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate graph window as an IO Prox FSK using raw"}, - {"fskrawdemod", CmdFSKrawdemod, 1, "[clock rate] [invert] Demodulate graph window from FSK to binary (clock = 64 or 50)(invert = 1 or 0)"}, + {"fskrawdemod", CmdFSKrawdemod, 1, "[clock rate] [invert] [rchigh] [rclow] Demodulate graph window from FSK to binary (clock = 50)(invert = 1 or 0)(rchigh = 10)(rclow=8)"}, {"grid", CmdGrid, 1, " -- overlay grid on graph window, use zero value to turn off either"}, {"hexsamples", CmdHexsamples, 0, " [] -- Dump big buffer as hex bytes"}, {"hide", CmdHide, 1, "Hide graph window"}, {"hpf", CmdHpf, 1, "Remove DC offset from trace"}, {"load", CmdLoad, 1, " -- Load trace (to graph window"}, {"ltrim", CmdLtrim, 1, " -- Trim samples from left of trace"}, + {"rtrim", CmdRtrim, 1, " -- 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 already in graph buffer"}, {"manmod", CmdManchesterMod, 1, "[clock rate] -- Manchester modulate a binary stream"},