X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/a126332a7b3c85274a9988f8a6994fba930b5f52..3a532acfe14cf8be11f1f4b26685acbef33a6595:/client/cmddata.c diff --git a/client/cmddata.c b/client/cmddata.c index aaff0302..270b00e6 100644 --- a/client/cmddata.c +++ b/client/cmddata.c @@ -58,11 +58,12 @@ int CmdSetDebugMode(const char *Cmd) } int usage_data_printdemodbuf(){ - PrintAndLog("Usage: data printdemodbuffer x o "); + PrintAndLog("Usage: data printdemodbuffer x o l "); PrintAndLog("Options:"); PrintAndLog(" h This help"); PrintAndLog(" x output in hex (omit for binary output)"); PrintAndLog(" o enter offset in # of bits"); + PrintAndLog(" l enter length to print in # of bits or hex characters respectively"); return 0; } @@ -87,7 +88,8 @@ int CmdPrintDemodBuff(const char *Cmd) char hex[512]={0x00}; bool hexMode = false; bool errors = false; - uint8_t offset = 0; + uint32_t offset = 0; //could be size_t but no param_get16... + uint32_t length = 512; char cmdp = 0; while(param_getchar(Cmd, cmdp) != 0x00) { @@ -103,10 +105,16 @@ int CmdPrintDemodBuff(const char *Cmd) break; case 'o': case 'O': - offset = param_get8(Cmd, cmdp+1); + offset = param_get32ex(Cmd, cmdp+1, 0, 10); if (!offset) errors = true; cmdp += 2; break; + case 'l': + case 'L': + length = param_get32ex(Cmd, cmdp+1, 512, 10); + if (!length) errors = true; + cmdp += 2; + break; default: PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); errors = true; @@ -116,11 +124,12 @@ int CmdPrintDemodBuff(const char *Cmd) } //Validations if(errors) return usage_data_printdemodbuf(); - - int numBits = (DemodBufferLen-offset) & 0x7FC; //make sure we don't exceed our string + length = (length > (DemodBufferLen-offset)) ? DemodBufferLen-offset : length; + int numBits = (length) & 0x00FFC; //make sure we don't exceed our string if (hexMode){ char *buf = (char *) (DemodBuffer + offset); + numBits = (numBits > sizeof(hex)) ? sizeof(hex) : numBits; numBits = binarraytohex(hex, buf, numBits); if (numBits==0) return 0; PrintAndLog("DemodBuffer: %s",hex); @@ -313,7 +322,7 @@ int ASKDemod(const char *Cmd, bool verbose, bool emSearch, uint8_t askType) char amp = param_getchar(Cmd, 0); uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; sscanf(Cmd, "%i %i %i %i %c", &clk, &invert, &maxErr, &maxLen, &); - if (!maxLen) maxLen = 512*64; + if (!maxLen) maxLen = BIGBUF_SIZE; if (invert != 0 && invert != 1) { PrintAndLog("Invalid argument: %s", Cmd); return 0; @@ -818,19 +827,20 @@ int CmdUndec(const char *Cmd) return 0; } - uint8_t factor = param_get8ex(Cmd, 0,2, 10); + 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; - while(g_index < GraphTraceLen && s_index < MAX_GRAPH_TRACE_LEN) + while(g_index < GraphTraceLen && s_index + factor < MAX_GRAPH_TRACE_LEN) { int count = 0; - for(count = 0; count < factor && s_index+count < MAX_GRAPH_TRACE_LEN; count ++) + for (count = 0; count < factor && s_index + count < MAX_GRAPH_TRACE_LEN; count++) swap[s_index+count] = GraphBuffer[g_index]; - s_index+=count; + s_index += count; + g_index++; } - memcpy(GraphBuffer,swap, s_index * sizeof(int)); + memcpy(GraphBuffer, swap, s_index * sizeof(int)); GraphTraceLen = s_index; RepaintGraphWindow(); return 0; @@ -934,15 +944,14 @@ char *GetFSKType(uint8_t fchigh, uint8_t fclow, uint8_t invert) int FSKrawDemod(const char *Cmd, bool verbose) { //raw fsk demod no manchester decoding no start bit finding just get binary from wave - //set defaults - int rfLen = 0; - int invert = 0; - int fchigh = 0; - int fclow = 0; + uint8_t rfLen, invert, fchigh, fclow; + //set defaults //set options from parameters entered with the command - sscanf(Cmd, "%i %i %i %i", &rfLen, &invert, &fchigh, &fclow); - + rfLen = param_get8(Cmd, 0); + invert = param_get8(Cmd, 1); + fchigh = param_get8(Cmd, 2); + fclow = param_get8(Cmd, 3); if (strlen(Cmd)>0 && strlen(Cmd)<=2) { if (rfLen==1){ invert = 1; //if invert option only is used @@ -954,35 +963,35 @@ int FSKrawDemod(const char *Cmd, bool verbose) size_t BitLen = getFromGraphBuf(BitStream); if (BitLen==0) return 0; //get field clock lengths - uint16_t fcs=0; - if (fchigh==0 || fclow == 0){ - fcs = countFC(BitStream, BitLen, 1); - if (fcs==0){ - fchigh=10; - fclow=8; - }else{ - fchigh = (fcs >> 8) & 0xFF; - fclow = fcs & 0xFF; + uint8_t fc1=0, fc2=0, rf1=0; + if (!fchigh || !fclow) { + uint8_t ans = fskClocks(&fc1, &fc2, &rf1, false); + if (ans == 0) { + if (g_debugMode) PrintAndLog("\nError: cannot detect valid fsk field clocks"); + return 0; // can't detect field clock } + fchigh = fc1; + fclow = fc2; + if (rfLen == 0) rfLen = rf1; } //get bit clock length - if (rfLen==0){ + if (!rfLen){ rfLen = detectFSKClk(BitStream, BitLen, fchigh, fclow); - if (rfLen == 0) rfLen = 50; + if (!rfLen) rfLen = 50; } - int size = fskdemod(BitStream,BitLen,(uint8_t)rfLen,(uint8_t)invert,(uint8_t)fchigh,(uint8_t)fclow); - if (size>0){ - setDemodBuf(BitStream,size,0); + int size = fskdemod(BitStream, BitLen, rfLen, invert, fchigh, fclow); + if (size > 0){ + setDemodBuf(BitStream, size, 0); // Now output the bitstream to the scrollback by line of 16 bits if (verbose || g_debugMode) { - PrintAndLog("\nUsing Clock:%d, invert:%d, fchigh:%d, fclow:%d", rfLen, invert, fchigh, fclow); - PrintAndLog("%s decoded bitstream:",GetFSKType(fchigh,fclow,invert)); + 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{ + } else { if (g_debugMode) PrintAndLog("no FSK data found"); } return 0; @@ -1987,7 +1996,11 @@ int getSamples(const char *Cmd, bool silent) GetFromBigBuf(got,n,0); PrintAndLog("Data fetched"); UsbCommand response; - WaitForResponse(CMD_ACK, &response); + if ( !WaitForResponseTimeout(CMD_ACK, &response, 10000) ) { + PrintAndLog("timeout while waiting for reply."); + return 1; + } + uint8_t bits_per_sample = 8; //Old devices without this feature would send 0 at arg[0] @@ -2030,9 +2043,9 @@ int CmdTuneSamples(const char *Cmd) int timeout = 0; printf("\nMeasuring antenna characteristics, please wait..."); - UsbCommand c = {CMD_MEASURE_ANTENNA_TUNING}; + UsbCommand c = {CMD_MEASURE_ANTENNA_TUNING, {0,0,0}}; + clearCommandBuffer(); SendCommand(&c); - UsbCommand resp; while(!WaitForResponseTimeout(CMD_MEASURED_ANTENNA_TUNING,&resp,1000)) { timeout++; @@ -2080,7 +2093,6 @@ int CmdTuneSamples(const char *Cmd) ShowGraphWindow(); RepaintGraphWindow(); } - return 0; } @@ -2096,7 +2108,7 @@ int CmdLoad(const char *Cmd) FILE *f = fopen(filename, "r"); if (!f) { - PrintAndLog("couldn't open '%s'", filename); + PrintAndLog("couldn't open '%s'", filename); return 0; } @@ -2115,11 +2127,13 @@ int CmdLoad(const char *Cmd) int CmdLtrim(const char *Cmd) { int ds = atoi(Cmd); - if (GraphTraceLen<=0) return 0; + + if (GraphTraceLen <= 0) return 0; + for (int i = ds; i < GraphTraceLen; ++i) GraphBuffer[i-ds] = GraphBuffer[i]; - GraphTraceLen -= ds; + GraphTraceLen -= ds; RepaintGraphWindow(); return 0; } @@ -2128,9 +2142,7 @@ int CmdLtrim(const char *Cmd) int CmdRtrim(const char *Cmd) { int ds = atoi(Cmd); - GraphTraceLen = ds; - RepaintGraphWindow(); return 0; } @@ -2314,21 +2326,15 @@ int Cmdbin2hex(const char *Cmd) } int usage_data_hex2bin(){ - - PrintAndLog("Usage: data bin2hex "); + PrintAndLog("Usage: data hex2bin "); PrintAndLog(" This function will ignore all non-hexadecimal characters (but stop reading on whitespace)"); return 0; - } int Cmdhex2bin(const char *Cmd) { int bg =0, en =0; - if(param_getptr(Cmd, &bg, &en, 0)) - { - return usage_data_hex2bin(); - } - + if(param_getptr(Cmd, &bg, &en, 0)) return usage_data_hex2bin(); while(bg <= en ) { @@ -2389,7 +2395,7 @@ static command_t CommandTable[] = {"manrawdecode", Cmdmandecoderaw, 1, "[invert] [maxErr] -- Manchester decode binary stream in DemodBuffer"}, {"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] [o] -- print the data in the DemodBuffer - 'x' for hex output"}, + {"printdemodbuffer",CmdPrintDemodBuff, 1, "[x] [o] [l] -- 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)"}, {"psknexwatchdemod",CmdPSKNexWatch, 1, "Demodulate a NexWatch tag (nexkey, quadrakey) (PSK1) from GraphBuffer"}, {"rawdemod", CmdRawDemod, 1, "[modulation] ... -see help (h option) -- Demodulate the data in the GraphBuffer and output binary"},