X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/57c695563f1892ed8eb3d8841f70ccce9f01c53d..c579a5871e754224aa8d6d5b05ca7a0d583e8af9:/client/cmdlf.c diff --git a/client/cmdlf.c b/client/cmdlf.c index 387e60d5..14d8d215 100644 --- a/client/cmdlf.c +++ b/client/cmdlf.c @@ -12,7 +12,6 @@ #include #include #include -//#include "proxusb.h" #include "proxmark3.h" #include "data.h" #include "graph.h" @@ -21,6 +20,7 @@ #include "cmdmain.h" #include "cmddata.h" #include "cmdlf.h" +#include "cmdlfawid26.h" #include "cmdlfhid.h" #include "cmdlfti.h" #include "cmdlfem4x.h" @@ -171,9 +171,10 @@ int CmdIndalaDemod(const char *Cmd) count = 0; } } - PrintAndLog("Recovered %d raw bits", rawbit); + if (rawbit>0){ + PrintAndLog("Recovered %d raw bits, expected: %d", rawbit, GraphTraceLen/32); PrintAndLog("worst metric (0=best..7=worst): %d at pos %d", worst, worstPos); - + } else return 0; // Finding the start of a UID int uidlen, long_wait; if (strcmp(Cmd, "224") == 0) { @@ -269,7 +270,7 @@ int CmdIndalaDemod(const char *Cmd) PrintAndLog("UID=%s (%x%08x%08x%08x%08x%08x%08x)", showbits, uid1, uid2, uid3, uid4, uid5, uid6, uid7); } - // Checking UID against next occurences + // Checking UID against next occurrences for (; i + uidlen <= rawbit;) { int failed = 0; for (bit = 0; bit < uidlen; bit++) { @@ -283,7 +284,7 @@ int CmdIndalaDemod(const char *Cmd) } times += 1; } - PrintAndLog("Occurences: %d (expected %d)", times, (rawbit - start) / uidlen); + PrintAndLog("Occurrences: %d (expected %d)", times, (rawbit - start) / uidlen); // Remodulating for tag cloning GraphTraceLen = 32*uidlen; @@ -303,7 +304,7 @@ int CmdIndalaDemod(const char *Cmd) } RepaintGraphWindow(); - return 0; + return 1; } int CmdIndalaClone(const char *Cmd) @@ -364,11 +365,16 @@ int CmdLFRead(const char *Cmd) } else if (*Cmd == '\0') { c.arg[0] = 0; } else if (sscanf(Cmd, "%"lli, &c.arg[0]) != 1) { - PrintAndLog("use 'read' or 'read h', or 'read '"); + PrintAndLog("Samples 1: 'lf read'"); + PrintAndLog(" 2: 'lf read h'"); + PrintAndLog(" 3: 'lf read '"); return 0; } SendCommand(&c); WaitForResponse(CMD_ACK,NULL); + + // load samples + CmdSamples(""); return 0; } @@ -389,7 +395,8 @@ static void ChkBitstream(const char *str) int CmdLFSim(const char *Cmd) { - int i; + int i,j; + static int gap; sscanf(Cmd, "%i", &gap); @@ -397,18 +404,19 @@ int CmdLFSim(const char *Cmd) /* convert to bitstream if necessary */ ChkBitstream(Cmd); - PrintAndLog("Sending data, please wait..."); - for (i = 0; i < GraphTraceLen; i += 48) { + printf("Sending [%d bytes]", GraphTraceLen); + for (i = 0; i < GraphTraceLen; i += USB_CMD_DATA_SIZE) { UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}}; - int j; - for (j = 0; j < 48; j++) { + + for (j = 0; j < USB_CMD_DATA_SIZE; j++) { c.d.asBytes[j] = GraphBuffer[i+j]; } SendCommand(&c); WaitForResponse(CMD_ACK,NULL); + printf("."); } - - PrintAndLog("Starting simulator..."); + printf("\n"); + PrintAndLog("Starting to simulate"); UsbCommand c = {CMD_SIMULATE_TAG_125K, {GraphTraceLen, gap, 0}}; SendCommand(&c); return 0; @@ -450,6 +458,40 @@ int CmdLFSimManchester(const char *Cmd) return 0; } +int CmdLFSnoop(const char *Cmd) +{ + UsbCommand c = {CMD_LF_SNOOP_RAW_ADC_SAMPLES}; + // 'h' means higher-low-frequency, 134 kHz + c.arg[0] = 0; + c.arg[1] = -1; + if (*Cmd == 0) { + // empty + } else if (*Cmd == 'l') { + sscanf(Cmd, "l %"lli, &c.arg[1]); + } else if(*Cmd == 'h') { + c.arg[0] = 1; + sscanf(Cmd, "h %"lli, &c.arg[1]); + } else if (sscanf(Cmd, "%"lli" %"lli, &c.arg[0], &c.arg[1]) < 1) { + PrintAndLog("use 'snoop' or 'snoop {l,h} [trigger threshold]', or 'snoop [trigger threshold]'"); + return 0; + } + SendCommand(&c); + WaitForResponse(CMD_ACK,NULL); + + size_t BUFF_SIZE = 8000; + uint8_t data[BUFF_SIZE]; + + GetFromBigBuf(data,BUFF_SIZE,3560); //3560 -- should be offset.. + WaitForResponseTimeout(CMD_ACK,NULL, 1500); + + for (int j = 0; j < BUFF_SIZE; j++) { + GraphBuffer[j] = ((int)data[j]); + } + GraphTraceLen = BUFF_SIZE; + + return 0; +} + int CmdVchDemod(const char *Cmd) { // Is this the entire sync pattern, or does this also include some @@ -526,25 +568,76 @@ int CmdVchDemod(const char *Cmd) return 0; } +//by marshmellow +int CmdLFfind(const char *Cmd) +{ + char cmdp = param_getchar(Cmd, 0); + + if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: lf search [use data from Graphbuffer]"); + PrintAndLog(" [use data from Graphbuffer], if not set, try reading data from tag."); + PrintAndLog(""); + PrintAndLog(" sample: lf search"); + PrintAndLog(" : lf search 1"); + return 0; + } + + int ans = 0; + if (!offline && cmdp != '1' ){ + ans = CmdLFRead(""); + } else if (GraphTraceLen<1000) { + PrintAndLog("Data in Graphbuffer was too small."); + return 0; + } + + PrintAndLog("Checking for known tags:"); + + ans=Cmdaskmandemod(""); + PrintAndLog("ASK_MAN: %s", (ans)?"YES":"NO" ); + + ans=CmdFSKdemodHID(""); + PrintAndLog("HID: %s", (ans)?"YES":"NO" ); + + ans=CmdFSKdemodIO(""); + PrintAndLog("IO prox: %s", (ans)?"YES":"NO" ); + + ans=CmdIndalaDemod(""); + PrintAndLog("Indala (64): %s", (ans)?"YES":"NO" ); + + ans=CmdIndalaDemod("224"); + PrintAndLog("Indala (224): %s", (ans)?"YES":"NO" ); + + //PrintAndLog("No Known Tags Found!\n"); + return 0; +} + static command_t CommandTable[] = { {"help", CmdHelp, 1, "This help"}, {"cmdread", CmdLFCommandRead, 0, " <'0' period> <'1' period> ['h'] -- Modulate LF reader field to send command before read (all periods in microseconds) (option 'h' for 134)"}, - {"em4x", CmdLFEM4X, 1, "{ EM4X RFIDs... }"}, + {"flexdemod", CmdFlexdemod, 1, "Demodulate samples for FlexPass"}, - {"hid", CmdLFHID, 1, "{ HID RFIDs... }"}, - {"io", CmdLFIO, 1, "{ ioProx tags... }"}, {"indalademod", CmdIndalaDemod, 1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"}, - {"indalaclone", CmdIndalaClone, 1, " ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"}, + {"indalaclone", CmdIndalaClone, 0, " ['l']-- Clone Indala to T55x7 (UID in HEX)(option 'l' for 224 UID"}, + {"vchdemod", CmdVchDemod, 1, "['clone'] -- Demodulate samples for VeriChip"}, + + {"read", CmdLFRead, 0, "['h' or ] -- Read 125/134 kHz LF ID-only tag (option 'h' for 134, alternatively: f=12MHz/(divisor+1))"}, + {"search", CmdLFfind, 1, "Read and Search for valid known tag (in offline mode it you can load first then search)"}, {"sim", CmdLFSim, 0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"}, {"simbidir", CmdLFSimBidir, 0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"}, {"simman", CmdLFSimManchester, 0, " [GAP] Simulate arbitrary Manchester LF tag"}, - {"ti", CmdLFTI, 1, "{ TI RFIDs... }"}, - {"hitag", CmdLFHitag, 1, "{ Hitag tags and transponders... }"}, - {"vchdemod", CmdVchDemod, 1, "['clone'] -- Demodulate samples for VeriChip"}, - {"t55xx", CmdLFT55XX, 1, "{ T55xx RFIDs... }"}, - {"pcf7931", CmdLFPCF7931, 1, "{PCF7931 RFIDs...}"}, + {"snoop", CmdLFSnoop, 0, "['l'|'h'|] [trigger threshold]-- Snoop LF (l:125khz, h:134khz)"}, + + {"awid26", CmdLFAWID26, 1, "{ AWID26 tags }"}, + {"em4x", CmdLFEM4X, 1, "{ EM4X tags }"}, + {"hid", CmdLFHID, 1, "{ HID tags }"}, + {"hitag", CmdLFHitag, 1, "{ Hitag tags and transponders }"}, + {"io", CmdLFIO, 1, "{ ioProx tags }"}, + {"pcf7931", CmdLFPCF7931, 1, "{ PCF7931 tags }"}, + {"ti", CmdLFTI, 1, "{ TI tags }"}, + {"t55xx", CmdLFT55XX, 1, "{ T55xx tags }"}, + {NULL, NULL, 0, NULL} };