X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/6923d3f14ff7c6439d708470f4da2edcc3eca854..b8e461ff615047d6d2bff883167b187d0098de4d:/client/cmdlf.c diff --git a/client/cmdlf.c b/client/cmdlf.c index 22bceda4..2e786943 100644 --- a/client/cmdlf.c +++ b/client/cmdlf.c @@ -14,6 +14,7 @@ #include #include "proxmark3.h" #include "cmdlf.h" +#include "lfdemod.h" // for psk2TOpsk1 #include "util.h" // for parsing cli command utils #include "ui.h" // for show graph controls #include "graph.h" // for graph data @@ -32,12 +33,14 @@ #include "cmdlfpcf7931.h"// for pcf7931 menu #include "cmdlfpyramid.h"// for pyramid menu #include "cmdlfviking.h" // for viking menu +#include "cmdlfcotag.h" // for COTAG menu +bool g_lf_threshold_set = false; static int CmdHelp(const char *Cmd); -int usage_lf_cmdread() +int usage_lf_cmdread(void) { PrintAndLog("Usage: lf cmdread d z o c [H] "); PrintAndLog("Options: "); @@ -63,7 +66,6 @@ int CmdLFCommandRead(const char *Cmd) bool errors = FALSE; //uint8_t divisor = 95; //125khz uint8_t cmdp = 0; - int strLength = 0; while(param_getchar(Cmd, cmdp) != 0x00) { switch(param_getchar(Cmd, cmdp)) @@ -79,7 +81,7 @@ int CmdLFCommandRead(const char *Cmd) cmdp++; break; case 'c': - strLength = param_getstr(Cmd, cmdp+1, (char *)&c.d.asBytes); + param_getstr(Cmd, cmdp+1, (char *)&c.d.asBytes); cmdp+=2; break; case 'd': @@ -430,7 +432,7 @@ int CmdIndalaClone(const char *Cmd) return 0; } -int usage_lf_read() +int usage_lf_read(void) { PrintAndLog("Usage: lf read"); PrintAndLog("Options: "); @@ -440,7 +442,7 @@ int usage_lf_read() PrintAndLog("Use 'lf config' to set parameters."); return 0; } -int usage_lf_snoop() +int usage_lf_snoop(void) { PrintAndLog("Usage: lf snoop"); PrintAndLog("Options: "); @@ -450,7 +452,7 @@ int usage_lf_snoop() return 0; } -int usage_lf_config() +int usage_lf_config(void) { PrintAndLog("Usage: lf config [H|] [b ] [d ] [a 0|1]"); PrintAndLog("Options: "); @@ -508,7 +510,10 @@ int CmdLFSetConfig(const char *Cmd) case 't': errors |= param_getdec(Cmd,cmdp+1,&unsigned_trigg); cmdp+=2; - if(!errors) trigger_threshold = unsigned_trigg; + if(!errors) { + trigger_threshold = unsigned_trigg; + if (trigger_threshold > 0) g_lf_threshold_set = true; + } break; case 'b': errors |= param_getdec(Cmd,cmdp+1,&bps); @@ -555,7 +560,7 @@ int CmdLFSetConfig(const char *Cmd) int CmdLFRead(const char *Cmd) { - + if (offline) return 0; uint8_t cmdp = 0; bool arg1 = false; if (param_getchar(Cmd, cmdp) == 'h') @@ -567,12 +572,14 @@ int CmdLFRead(const char *Cmd) UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K, {arg1,0,0}}; clearCommandBuffer(); SendCommand(&c); - //WaitForResponse(CMD_ACK,NULL); - if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) { - PrintAndLog("command execution time out"); - return 1; + if (g_lf_threshold_set) { + WaitForResponse(CMD_ACK,NULL); + } else { + if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) { + PrintAndLog("command execution time out"); + return 1; + } } - return 0; } @@ -664,7 +671,7 @@ int usage_lf_simask(void) PrintAndLog(" b sim ask/biphase"); PrintAndLog(" m sim ask/manchester - Default"); PrintAndLog(" r sim ask/raw"); - PrintAndLog(" s TBD- -to enable a gap between playback repetitions - default: no gap"); + PrintAndLog(" s add t55xx Sequence Terminator gap - default: no gaps (only manchester)"); PrintAndLog(" d Data to sim as hex - omit to sim from DemodBuffer"); return 0; } @@ -685,7 +692,7 @@ int usage_lf_simpsk(void) return 0; } -// by marshmellow - sim ask data given clock, fcHigh, fcLow, invert +// by marshmellow - sim fsk data given clock, fcHigh, fcLow, invert // - allow pull data from DemodBuffer int CmdLFfskSim(const char *Cmd) { @@ -1076,10 +1083,31 @@ int CmdVchDemod(const char *Cmd) return 0; } + +//by marshmellow +int CheckChipType(char cmdp) { + uint32_t wordData = 0; + + //check for em4x05/em4x69 chips first + save_restoreGB(1); + if ((!offline && (cmdp != '1')) && EM4x05Block0Test(&wordData)) { + PrintAndLog("\nValid EM4x05/EM4x69 Chip Found\nTry lf em 4x05... commands\n"); + save_restoreGB(0); + return 1; + } + + //TODO check for t55xx chip... + + save_restoreGB(0); + return 1; +} + //by marshmellow int CmdLFfind(const char *Cmd) { + uint32_t wordData = 0; int ans=0; + size_t minLength = 1000; char cmdp = param_getchar(Cmd, 0); char testRaw = param_getchar(Cmd, 1); if (strlen(Cmd) > 3 || cmdp == 'h' || cmdp == 'H') { @@ -1098,7 +1126,7 @@ int CmdLFfind(const char *Cmd) if (!offline && (cmdp != '1')){ CmdLFRead("s"); getSamples("30000",false); - } else if (GraphTraceLen < 1000) { + } else if (GraphTraceLen < minLength) { PrintAndLog("Data in Graphbuffer was too small."); return 0; } @@ -1108,52 +1136,75 @@ int CmdLFfind(const char *Cmd) PrintAndLog("False Positives ARE possible\n"); PrintAndLog("\nChecking for known tags:\n"); + size_t testLen = minLength; + // only run if graphbuffer is just noise as it should be for hitag/cotag + if (graphJustNoise(GraphBuffer, testLen)) { + // only run these tests if we are in online mode + if (!offline && (cmdp != '1')) { + // test for em4x05 in reader talk first mode. + if (EM4x05Block0Test(&wordData)) { + PrintAndLog("\nValid EM4x05/EM4x69 Chip Found\nUse lf em 4x05readword/dump commands to read\n"); + return 1; + } + ans=CmdLFHitagReader("26"); + if (ans==0) { + return 1; + } + ans=CmdCOTAGRead(""); + if (ans>0){ + PrintAndLog("\nValid COTAG ID Found!"); + return 1; + } + } + return 0; + } + ans=CmdFSKdemodIO(""); if (ans>0) { PrintAndLog("\nValid IO Prox ID Found!"); - return 1; + return CheckChipType(cmdp); } ans=CmdFSKdemodPyramid(""); if (ans>0) { PrintAndLog("\nValid Pyramid ID Found!"); - return 1; + return CheckChipType(cmdp); } ans=CmdFSKdemodParadox(""); if (ans>0) { PrintAndLog("\nValid Paradox ID Found!"); - return 1; + return CheckChipType(cmdp); } ans=CmdFSKdemodAWID(""); if (ans>0) { PrintAndLog("\nValid AWID ID Found!"); - return 1; + return CheckChipType(cmdp); } ans=CmdFSKdemodHID(""); if (ans>0) { PrintAndLog("\nValid HID Prox ID Found!"); - return 1; + return CheckChipType(cmdp); } ans=CmdAskEM410xDemod(""); if (ans>0) { PrintAndLog("\nValid EM410x ID Found!"); - return 1; + return CheckChipType(cmdp); } ans=CmdG_Prox_II_Demod(""); if (ans>0) { PrintAndLog("\nValid G Prox II ID Found!"); - return 1; + return CheckChipType(cmdp); } ans=CmdFDXBdemodBI(""); if (ans>0) { PrintAndLog("\nValid FDX-B ID Found!"); - return 1; + return CheckChipType(cmdp); } ans=EM4x50Read("", false); @@ -1165,24 +1216,25 @@ int CmdLFfind(const char *Cmd) ans=CmdVikingDemod(""); if (ans>0) { PrintAndLog("\nValid Viking ID Found!"); - return 1; + return CheckChipType(cmdp); } ans=CmdIndalaDecode(""); if (ans>0) { PrintAndLog("\nValid Indala ID Found!"); - return 1; + return CheckChipType(cmdp); } ans=CmdPSKNexWatch(""); if (ans>0) { PrintAndLog("\nValid NexWatch ID Found!"); - return 1; + return CheckChipType(cmdp); } PrintAndLog("\nNo Known Tags Found!\n"); if (testRaw=='u' || testRaw=='U'){ - //test unknown tag formats (raw mode) + ans=CheckChipType(cmdp); + //test unknown tag formats (raw mode)0 PrintAndLog("\nChecking for Unknown tags:\n"); ans=AutoCorrelate(4000, FALSE, FALSE); if (ans > 0) PrintAndLog("Possible Auto Correlation of %d repeating samples",ans); @@ -1217,7 +1269,8 @@ static command_t CommandTable[] = { {"help", CmdHelp, 1, "This help"}, {"awid", CmdLFAWID, 1, "{ AWID RFIDs... }"}, - {"em4x", CmdLFEM4X, 1, "{ EM4X RFIDs... }"}, + {"cotag", CmdLFCOTAG, 1, "{ COTAG RFIDs... }"}, + {"em", CmdLFEM4X, 1, "{ EM4X RFIDs... }"}, {"hid", CmdLFHID, 1, "{ HID RFIDs... }"}, {"hitag", CmdLFHitag, 1, "{ Hitag tags and transponders... }"}, {"io", CmdLFIO, 1, "{ ioProx tags... }"},