X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/2938b3cb12060875655ba9afbd98a69b7eea6d43..refs/pull/301/head:/client/cmdlf.c diff --git a/client/cmdlf.c b/client/cmdlf.c index 005aa0e2..49c9ea39 100644 --- a/client/cmdlf.c +++ b/client/cmdlf.c @@ -12,6 +12,8 @@ #include #include #include +#include +#include #include "proxmark3.h" #include "cmdlf.h" #include "lfdemod.h" // for psk2TOpsk1 @@ -211,7 +213,7 @@ int usage_lf_read(void) PrintAndLog("Options: "); PrintAndLog(" h This help"); PrintAndLog(" s silent run no printout"); - PrintAndLog("This function takes no arguments. "); + PrintAndLog(" [# samples] # samples to collect (optional)"); PrintAndLog("Use 'lf config' to set parameters."); return 0; } @@ -331,29 +333,41 @@ int CmdLFSetConfig(const char *Cmd) return 0; } +bool lf_read(bool silent, uint32_t samples) { + if (offline) return false; + UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K, {silent,samples,0}}; + clearCommandBuffer(); + //And ship it to device + SendCommand(&c); + + UsbCommand resp; + if (g_lf_threshold_set) { + WaitForResponse(CMD_ACK,&resp); + } else { + if ( !WaitForResponseTimeout(CMD_ACK,&resp,2500) ) { + PrintAndLog("command execution time out"); + return false; + } + } + getSamples(resp.arg[0], silent); + + return true; +} + int CmdLFRead(const char *Cmd) { - if (offline) return 0; uint8_t cmdp = 0; - bool arg1 = false; + bool silent = false; if (param_getchar(Cmd, cmdp) == 'h') { return usage_lf_read(); } - if (param_getchar(Cmd, cmdp) == 's') arg1 = true; //suppress print - //And ship it to device - UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K, {arg1,0,0}}; - clearCommandBuffer(); - SendCommand(&c); - if (g_lf_threshold_set) { - WaitForResponse(CMD_ACK,NULL); - } else { - if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) { - PrintAndLog("command execution time out"); - return 1; - } + if (param_getchar(Cmd, cmdp) == 's') { + silent = true; //suppress print + cmdp++; } - return 0; + uint32_t samples = param_get32ex(Cmd, cmdp, 0, 10); + return lf_read(silent, samples); } int CmdLFSnoop(const char *Cmd) @@ -368,6 +382,8 @@ int CmdLFSnoop(const char *Cmd) clearCommandBuffer(); SendCommand(&c); WaitForResponse(CMD_ACK,NULL); + getSamples(0, true); + return 0; } @@ -532,10 +548,10 @@ int CmdLFfskSim(const char *Cmd) { return usage_lf_simfsk(); } - + int firstClockEdge = 0; if (dataLen == 0){ //using DemodBuffer if (clk==0 || fcHigh==0 || fcLow==0){ //manual settings must set them all - uint8_t ans = fskClocks(&fcHigh, &fcLow, &clk, 0); + uint8_t ans = fskClocks(&fcHigh, &fcLow, &clk, 0, &firstClockEdge); if (ans==0){ if (!fcHigh) fcHigh=10; if (!fcLow) fcLow=8; @@ -861,18 +877,28 @@ int CmdVchDemod(const char *Cmd) int CheckChipType(char cmdp) { uint32_t wordData = 0; + if (offline || cmdp == '1') return 0; + + save_restoreGB(GRAPH_SAVE); + save_restoreDB(GRAPH_SAVE); //check for em4x05/em4x69 chips first - save_restoreGB(1); - if ((!offline && (cmdp != '1')) && EM4x05Block0Test(&wordData)) { + if (EM4x05Block0Test(&wordData)) { PrintAndLog("\nValid EM4x05/EM4x69 Chip Found\nTry lf em 4x05... commands\n"); - save_restoreGB(0); + save_restoreGB(GRAPH_RESTORE); + save_restoreDB(GRAPH_RESTORE); return 1; } - //TODO check for t55xx chip... - - save_restoreGB(0); - return 1; + //check for t55xx chip... + if (tryDetectP1(true)) { + PrintAndLog("\nValid T55xx Chip Found\nTry lf t55xx ... commands\n"); + save_restoreGB(GRAPH_RESTORE); + save_restoreDB(GRAPH_RESTORE); + return 1; + } + save_restoreGB(GRAPH_RESTORE); + save_restoreDB(GRAPH_RESTORE); + return 0; } //by marshmellow @@ -896,9 +922,8 @@ int CmdLFfind(const char *Cmd) return 0; } - if (!offline && (cmdp != '1')){ - CmdLFRead("s"); - getSamples("30000",false); + if (!offline && (cmdp != '1')) { + lf_read(true, 30000); } else if (GraphTraceLen < minLength) { PrintAndLog("Data in Graphbuffer was too small."); return 0; @@ -924,7 +949,7 @@ int CmdLFfind(const char *Cmd) return 1; } ans=CmdCOTAGRead(""); - if (ans>0){ + if (ans>0) { PrintAndLog("\nValid COTAG ID Found!"); return 1; } @@ -932,6 +957,8 @@ int CmdLFfind(const char *Cmd) return 0; } + // TODO test for modulation then only test formats that use that modulation + ans=CmdFSKdemodIO(""); if (ans>0) { PrintAndLog("\nValid IO Prox ID Found!"); @@ -980,13 +1007,13 @@ int CmdLFfind(const char *Cmd) return CheckChipType(cmdp); } - ans=CmdFdxDemod(""); + ans=CmdFdxDemod(""); //biphase if (ans>0) { PrintAndLog("\nValid FDX-B ID Found!"); return CheckChipType(cmdp); } - ans=EM4x50Read("", false); + ans=EM4x50Read("", false); //ask if (ans>0) { PrintAndLog("\nValid EM4x50 ID Found!"); return 1; @@ -1016,7 +1043,7 @@ int CmdLFfind(const char *Cmd) return CheckChipType(cmdp); } - ans=CmdIndalaDecode(""); + ans=CmdIndalaDecode(""); //psk if (ans>0) { PrintAndLog("\nValid Indala ID Found!"); return CheckChipType(cmdp); @@ -1029,18 +1056,18 @@ int CmdLFfind(const char *Cmd) } PrintAndLog("\nNo Known Tags Found!\n"); - if (testRaw=='u' || testRaw=='U'){ - ans=CheckChipType(cmdp); + if (testRaw=='u' || testRaw=='U') { + //ans=CheckChipType(cmdp); //test unknown tag formats (raw mode)0 PrintAndLog("\nChecking for Unknown tags:\n"); - ans=AutoCorrelate(4000, false, false); + ans=AutoCorrelate(GraphBuffer, GraphBuffer, GraphTraceLen, 4000, false, false); if (ans > 0) PrintAndLog("Possible Auto Correlation of %d repeating samples",ans); ans=GetFskClock("",false,false); - if (ans != 0){ //fsk + if (ans != 0) { //fsk ans=FSKrawDemod("",true); if (ans>0) { PrintAndLog("\nUnknown FSK Modulated Tag Found!"); - return 1; + return CheckChipType(cmdp); } } bool st = true; @@ -1048,15 +1075,16 @@ int CmdLFfind(const char *Cmd) if (ans>0) { PrintAndLog("\nUnknown ASK Modulated and Manchester encoded Tag Found!"); PrintAndLog("\nif it does not look right it could instead be ASK/Biphase - try 'data rawdemod ab'"); - return 1; + return CheckChipType(cmdp); } ans=CmdPSK1rawDemod(""); if (ans>0) { PrintAndLog("Possible unknown PSK1 Modulated Tag Found above!\n\nCould also be PSK2 - try 'data rawdemod p2'"); PrintAndLog("\nCould also be PSK3 - [currently not supported]"); - PrintAndLog("\nCould also be NRZ - try 'data nrzrawdemod"); - return 1; + PrintAndLog("\nCould also be NRZ - try 'data nrzrawdemod'"); + return CheckChipType(cmdp); } + ans = CheckChipType(cmdp); PrintAndLog("\nNo Data Found!\n"); } return 0;