X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/6799b193741ead38211998950b10fb03fbf69d90..af4308b97b5973fa2165f39797626e79c5f2f806:/client/cmdlf.c diff --git a/client/cmdlf.c b/client/cmdlf.c index 20c13958..2c33dba9 100644 --- a/client/cmdlf.c +++ b/client/cmdlf.c @@ -7,41 +7,19 @@ //----------------------------------------------------------------------------- // Low frequency commands //----------------------------------------------------------------------------- - -#include -#include -#include -#include -#include "proxmark3.h" -#include "data.h" -#include "graph.h" -#include "ui.h" -#include "cmdparser.h" -#include "cmdmain.h" -#include "cmddata.h" -#include "util.h" #include "cmdlf.h" -#include "cmdlfhid.h" -#include "cmdlfawid.h" -#include "cmdlfti.h" -#include "cmdlfem4x.h" -#include "cmdlfhitag.h" -#include "cmdlft55xx.h" -#include "cmdlfpcf7931.h" -#include "cmdlfio.h" -#include "lfdemod.h" -#include "cmdlfviking.h" static int CmdHelp(const char *Cmd); int usage_lf_cmdread(void) { PrintAndLog("Usage: lf cmdread d z o c [H]"); - PrintAndLog("Options: "); + PrintAndLog("Options:"); PrintAndLog(" h This help"); - PrintAndLog(" H Freqency High (134 KHz), default is 'Low (125KHz)'"); - PrintAndLog(" d delay OFF period, (dec)"); - PrintAndLog(" z time period ZERO, (dec)"); - PrintAndLog(" o time period ONE, (dec)"); - PrintAndLog(" c Command bytes"); + PrintAndLog(" L Low frequency (125 KHz)"); + PrintAndLog(" H High frequency (134 KHz)"); + PrintAndLog(" d delay OFF period, (decimal)"); + PrintAndLog(" z time period ZERO, (decimal)"); + PrintAndLog(" o time period ONE, (decimal)"); + PrintAndLog(" c Command bytes (in ones and zeros)"); PrintAndLog(" ************* All periods in microseconds (ms)"); PrintAndLog("Examples:"); PrintAndLog(" lf cmdread d 80 z 100 o 200 c 11000"); @@ -50,7 +28,7 @@ int usage_lf_cmdread(void) { } int usage_lf_read(void){ PrintAndLog("Usage: lf read [h] [s]"); - PrintAndLog("Options: "); + PrintAndLog("Options:"); PrintAndLog(" h This help"); PrintAndLog(" s silent run no printout"); PrintAndLog("This function takes no arguments. "); @@ -59,15 +37,15 @@ int usage_lf_read(void){ } int usage_lf_snoop(void) { PrintAndLog("Usage: lf snoop"); - PrintAndLog("Options: "); + PrintAndLog("Options:"); PrintAndLog(" h This help"); PrintAndLog("This function takes no arguments. "); PrintAndLog("Use 'lf config' to set parameters."); return 0; } int usage_lf_config(void) { - PrintAndLog("Usage: lf config [H|] [b ] [d ] [a 0|1]"); - PrintAndLog("Options: "); + PrintAndLog("Usage: lf config [h] [H|] [b ] [d ] [a 0|1]"); + PrintAndLog("Options:"); PrintAndLog(" h This help"); PrintAndLog(" L Low frequency (125 KHz)"); PrintAndLog(" H High frequency (134 KHz)"); @@ -90,7 +68,7 @@ int usage_lf_config(void) { } int usage_lf_simfsk(void) { PrintAndLog("Usage: lf simfsk [c ] [i] [H ] [L ] [d ]"); - PrintAndLog("Options: "); + PrintAndLog("Options:"); PrintAndLog(" h This help"); PrintAndLog(" c Manually set clock - can autodetect if using DemodBuffer"); PrintAndLog(" i invert data"); @@ -103,20 +81,20 @@ int usage_lf_simfsk(void) { } int usage_lf_simask(void) { PrintAndLog("Usage: lf simask [c ] [i] [b|m|r] [s] [d ]"); - PrintAndLog("Options: "); + PrintAndLog("Options:"); PrintAndLog(" h This help"); PrintAndLog(" c Manually set clock - can autodetect if using DemodBuffer"); PrintAndLog(" i invert data"); 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; } int usage_lf_simpsk(void) { PrintAndLog("Usage: lf simpsk [1|2|3] [c ] [i] [r ] [d ]"); - PrintAndLog("Options: "); + PrintAndLog("Options:"); PrintAndLog(" h This help"); PrintAndLog(" c Manually set clock - can autodetect if using DemodBuffer"); PrintAndLog(" i invert data"); @@ -128,35 +106,37 @@ int usage_lf_simpsk(void) { return 0; } int usage_lf_find(void){ - PrintAndLog("Usage: lf search <0|1> [u]"); - PrintAndLog(" , if not set, try reading data from tag."); - PrintAndLog(" [Search for Unknown tags] , if not set, reads only known tags."); + PrintAndLog("Usage: lf search [h] <0|1> [u]"); PrintAndLog(""); - PrintAndLog(" sample: lf search = try reading data from tag & search for known tags"); - PrintAndLog(" : lf search 1 = use data from GraphBuffer & search for known tags"); - PrintAndLog(" : lf search u = try reading data from tag & search for known and unknown tags"); - PrintAndLog(" : lf search 1 u = use data from GraphBuffer & search for known and unknown tags"); + PrintAndLog("Options:"); + PrintAndLog(" h This help"); + PrintAndLog(" <0|1> Use data from Graphbuffer, if not set, try reading data from tag."); + PrintAndLog(" u Search for Unknown tags, if not set, reads only known tags."); + PrintAndLog("Examples:"); + PrintAndLog(" lf search = try reading data from tag & search for known tags"); + PrintAndLog(" lf search 1 = use data from GraphBuffer & search for known tags"); + PrintAndLog(" lf search u = try reading data from tag & search for known and unknown tags"); + PrintAndLog(" lf search 1 u = use data from GraphBuffer & search for known and unknown tags"); return 0; } /* send a LF command before reading */ -int CmdLFCommandRead(const char *Cmd) -{ - static char dummy[3] = {0x20,0x00,0x00}; - UsbCommand c = {CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K}; - bool errors = FALSE; +int CmdLFCommandRead(const char *Cmd) { + bool errors = FALSE; + bool useHighFreq = FALSE; + uint16_t one = 0, zero = 0; uint8_t cmdp = 0; int strLength = 0; - + UsbCommand c = {CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K, {0,0,0}}; + while(param_getchar(Cmd, cmdp) != 0x00) { - switch(param_getchar(Cmd, cmdp)) - { + switch(param_getchar(Cmd, cmdp)) { case 'h': return usage_lf_cmdread(); case 'H': - dummy[1]='h'; + useHighFreq = TRUE; cmdp++; break; case 'L': @@ -171,11 +151,11 @@ int CmdLFCommandRead(const char *Cmd) cmdp+=2; break; case 'z': - c.arg[1] = param_get32ex(Cmd, cmdp+1, 0, 10); + zero = param_get32ex(Cmd, cmdp+1, 0, 10) & 0xFFFF; cmdp+=2; break; case 'o': - c.arg[2] = param_get32ex(Cmd, cmdp+1, 0, 10); + one = param_get32ex(Cmd, cmdp+1, 0, 10) & 0xFFFF; cmdp+=2; break; default: @@ -186,13 +166,16 @@ int CmdLFCommandRead(const char *Cmd) if(errors) break; } // No args - if (cmdp == 0) errors = 1; + if (cmdp == 0) errors = TRUE; //Validations if (errors) return usage_lf_cmdread(); - // in case they specified 'H' - strcpy((char *)&c.d.asBytes + strLength, dummy); + // zero and one lengths + c.arg[1] = zero << 16 | one; + + // add frequency 125 or 134 + c.arg[2] = useHighFreq; clearCommandBuffer(); SendCommand(&c); @@ -659,200 +642,199 @@ int CmdLFSim(const char *Cmd) 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) { //might be able to autodetect FCs and clock from Graphbuffer if using demod buffer // otherwise will need FChigh, FClow, Clock, and bitstream - uint8_t fcHigh=0, fcLow=0, clk=0; - uint8_t invert=0; - bool errors = FALSE; - char hexData[32] = {0x00}; // store entered hex data - uint8_t data[255] = {0x00}; - int dataLen = 0; - uint8_t cmdp = 0; - while(param_getchar(Cmd, cmdp) != 0x00) - { - switch(param_getchar(Cmd, cmdp)) - { - case 'h': - return usage_lf_simfsk(); - case 'i': - invert = 1; - cmdp++; - break; - case 'c': - errors |= param_getdec(Cmd,cmdp+1,&clk); - cmdp+=2; - break; - case 'H': - errors |= param_getdec(Cmd,cmdp+1,&fcHigh); - cmdp+=2; - break; - case 'L': - errors |= param_getdec(Cmd,cmdp+1,&fcLow); - cmdp+=2; - break; - //case 's': - // separator=1; - // cmdp++; - // break; - case 'd': - dataLen = param_getstr(Cmd, cmdp+1, hexData); - if (dataLen==0) { - errors=TRUE; - } else { - dataLen = hextobinarray((char *)data, hexData); - } - if (dataLen==0) errors=TRUE; - if (errors) PrintAndLog ("Error getting hex data"); - cmdp+=2; - break; - default: - PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); - errors = TRUE; - break; - } - if(errors) break; - } - if(cmdp == 0 && DemodBufferLen == 0) - { - errors = TRUE;// No args - } - - //Validations - if(errors) - { - return usage_lf_simfsk(); - } + uint8_t fcHigh = 0, fcLow = 0, clk = 0; + uint8_t invert = 0; + bool errors = FALSE; + char hexData[32] = {0x00}; // store entered hex data + uint8_t data[255] = {0x00}; + int dataLen = 0; + uint8_t cmdp = 0; + + while(param_getchar(Cmd, cmdp) != 0x00) + { + switch(param_getchar(Cmd, cmdp)) + { + case 'h': + return usage_lf_simfsk(); + case 'i': + invert = 1; + cmdp++; + break; + case 'c': + errors |= param_getdec(Cmd, cmdp+1, &clk); + cmdp += 2; + break; + case 'H': + errors |= param_getdec(Cmd, cmdp+1, &fcHigh); + cmdp += 2; + break; + case 'L': + errors |= param_getdec(Cmd, cmdp+1, &fcLow); + cmdp += 2; + break; + //case 's': + // separator = 1; + // cmdp++; + // break; + case 'd': + dataLen = param_getstr(Cmd, cmdp+1, hexData); + if (dataLen == 0) + errors = TRUE; + else + dataLen = hextobinarray((char *)data, hexData); + + if (dataLen == 0) errors = TRUE; + if (errors) PrintAndLog ("Error getting hex data"); + cmdp+=2; + break; + default: + PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); + errors = TRUE; + break; + } + if(errors) break; + } + + // No args + if(cmdp == 0 && DemodBufferLen == 0) + errors = TRUE; - 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); - if (ans==0){ - if (!fcHigh) fcHigh=10; - if (!fcLow) fcLow=8; - if (!clk) clk=50; - } - } - } else { - setDemodBuf(data, dataLen, 0); - } + //Validations + if(errors) return usage_lf_simfsk(); + + 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); + if (ans==0){ + if (!fcHigh) fcHigh = 10; + if (!fcLow) fcLow = 8; + if (!clk) clk = 50; + } + } + } else { + setDemodBuf(data, dataLen, 0); + } //default if not found - if (clk == 0) clk = 50; - if (fcHigh == 0) fcHigh = 10; - if (fcLow == 0) fcLow = 8; - - uint16_t arg1, arg2; - arg1 = fcHigh << 8 | fcLow; - arg2 = invert << 8 | clk; - size_t size = DemodBufferLen; - if (size > USB_CMD_DATA_SIZE) { - PrintAndLog("DemodBuffer too long for current implementation - length: %d - max: %d", size, USB_CMD_DATA_SIZE); - size = USB_CMD_DATA_SIZE; - } - UsbCommand c = {CMD_FSK_SIM_TAG, {arg1, arg2, size}}; - - memcpy(c.d.asBytes, DemodBuffer, size); + if (clk == 0) clk = 50; + if (fcHigh == 0) fcHigh = 10; + if (fcLow == 0) fcLow = 8; + + uint16_t arg1, arg2; + arg1 = fcHigh << 8 | fcLow; + arg2 = invert << 8 | clk; + size_t size = DemodBufferLen; + if (size > USB_CMD_DATA_SIZE) { + PrintAndLog("DemodBuffer too long for current implementation - length: %d - max: %d", size, USB_CMD_DATA_SIZE); + size = USB_CMD_DATA_SIZE; + } + UsbCommand c = {CMD_FSK_SIM_TAG, {arg1, arg2, size}}; + + memcpy(c.d.asBytes, DemodBuffer, size); clearCommandBuffer(); - SendCommand(&c); - return 0; + SendCommand(&c); + return 0; } // by marshmellow - sim ask data given clock, invert, manchester or raw, separator // - allow pull data from DemodBuffer int CmdLFaskSim(const char *Cmd) { - //autodetect clock from Graphbuffer if using demod buffer + // autodetect clock from Graphbuffer if using demod buffer // needs clock, invert, manchester/raw as m or r, separator as s, and bitstream - uint8_t encoding = 1, separator = 0; - uint8_t clk=0, invert=0; - bool errors = FALSE; - char hexData[32] = {0x00}; - uint8_t data[255]= {0x00}; // store entered hex data - int dataLen = 0; - uint8_t cmdp = 0; - while(param_getchar(Cmd, cmdp) != 0x00) - { - switch(param_getchar(Cmd, cmdp)) - { - case 'h': - return usage_lf_simask(); - case 'i': - invert = 1; - cmdp++; - break; - case 'c': - errors |= param_getdec(Cmd,cmdp+1,&clk); - cmdp+=2; - break; - case 'b': - encoding=2; //biphase - cmdp++; - break; - case 'm': - encoding=1; - cmdp++; - break; - case 'r': - encoding=0; - cmdp++; - break; - case 's': - separator=1; - cmdp++; - break; - case 'd': - dataLen = param_getstr(Cmd, cmdp+1, hexData); - if (dataLen==0) { - errors=TRUE; - } else { - dataLen = hextobinarray((char *)data, hexData); - } - if (dataLen==0) errors=TRUE; - if (errors) PrintAndLog ("Error getting hex data, datalen: %d",dataLen); - cmdp+=2; - break; - default: - PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); - errors = TRUE; - break; - } - if(errors) break; - } - if(cmdp == 0 && DemodBufferLen == 0) - { - errors = TRUE;// No args - } + uint8_t encoding = 1, separator = 0, clk = 0, invert = 0; + bool errors = FALSE; + char hexData[32] = {0x00}; + uint8_t data[255]= {0x00}; // store entered hex data + int dataLen = 0; + uint8_t cmdp = 0; + + while(param_getchar(Cmd, cmdp) != 0x00) { + switch(param_getchar(Cmd, cmdp)) { + case 'h': return usage_lf_simask(); + case 'i': + invert = 1; + cmdp++; + break; + case 'c': + errors |= param_getdec(Cmd, cmdp+1, &clk); + cmdp += 2; + break; + case 'b': + encoding = 2; //biphase + cmdp++; + break; + case 'm': + encoding = 1; //manchester + cmdp++; + break; + case 'r': + encoding = 0; //raw + cmdp++; + break; + case 's': + separator = 1; + cmdp++; + break; + case 'd': + dataLen = param_getstr(Cmd, cmdp+1, hexData); + if (dataLen == 0) + errors = TRUE; + else + dataLen = hextobinarray((char *)data, hexData); + + if (dataLen == 0) errors = TRUE; + if (errors) PrintAndLog ("Error getting hex data, datalen: %d", dataLen); + cmdp += 2; + break; + default: + PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); + errors = TRUE; + break; + } + if(errors) break; + } - //Validations - if(errors) - { - return usage_lf_simask(); - } - if (dataLen == 0){ //using DemodBuffer - if (clk == 0) clk = GetAskClock("0", false, false); - } else { - setDemodBuf(data, dataLen, 0); - } - if (clk == 0) clk = 64; - if (encoding == 0) clk = clk/2; //askraw needs to double the clock speed - uint16_t arg1, arg2; - size_t size=DemodBufferLen; - arg1 = clk << 8 | encoding; - arg2 = invert << 8 | separator; - if (size > USB_CMD_DATA_SIZE) { - PrintAndLog("DemodBuffer too long for current implementation - length: %d - max: %d", size, USB_CMD_DATA_SIZE); - size = USB_CMD_DATA_SIZE; - } - UsbCommand c = {CMD_ASK_SIM_TAG, {arg1, arg2, size}}; - PrintAndLog("preparing to sim ask data: %d bits", size); - memcpy(c.d.asBytes, DemodBuffer, size); + // No args + if(cmdp == 0 && DemodBufferLen == 0) + errors = TRUE; + + //Validations + if(errors) return usage_lf_simask(); + + if (dataLen == 0){ //using DemodBuffer + if (clk == 0) + clk = GetAskClock("0", false, false); + } else { + setDemodBuf(data, dataLen, 0); + } + if (clk == 0) clk = 64; + if (encoding == 0) clk = clk/2; //askraw needs to double the clock speed + + size_t size = DemodBufferLen; + + if (size > USB_CMD_DATA_SIZE) { + PrintAndLog("DemodBuffer too long for current implementation - length: %d - max: %d", size, USB_CMD_DATA_SIZE); + size = USB_CMD_DATA_SIZE; + } + + PrintAndLog("preparing to sim ask data: %d bits", size); + + uint16_t arg1, arg2; + arg1 = clk << 8 | encoding; + arg2 = invert << 8 | separator; + + UsbCommand c = {CMD_ASK_SIM_TAG, {arg1, arg2, size}}; + memcpy(c.d.asBytes, DemodBuffer, size); clearCommandBuffer(); - SendCommand(&c); - return 0; + SendCommand(&c); + return 0; } // by marshmellow - sim psk data given carrier, clock, invert @@ -1072,75 +1054,74 @@ int CmdLFfind(const char *Cmd) { ans=CmdFSKdemodIO(""); if (ans>0) { - PrintAndLog("\nValid IO Prox ID Found!"); - return 1; + PrintAndLog("\nValid IO Prox ID Found!"); + return 1; } - ans=CmdFSKdemodPyramid(""); if (ans>0) { - PrintAndLog("\nValid Pyramid ID Found!"); - return 1; + PrintAndLog("\nValid Pyramid ID Found!"); + return 1; } - ans=CmdFSKdemodParadox(""); if (ans>0) { - PrintAndLog("\nValid Paradox ID Found!"); - return 1; + PrintAndLog("\nValid Paradox ID Found!"); + return 1; } - ans=CmdFSKdemodAWID(""); if (ans>0) { - PrintAndLog("\nValid AWID ID Found!"); - return 1; + PrintAndLog("\nValid AWID ID Found!"); + return 1; } - ans=CmdFSKdemodHID(""); if (ans>0) { - PrintAndLog("\nValid HID Prox ID Found!"); - return 1; + PrintAndLog("\nValid HID Prox ID Found!"); + return 1; } - ans=CmdAskEM410xDemod(""); if (ans>0) { - PrintAndLog("\nValid EM410x ID Found!"); - return 1; + PrintAndLog("\nValid EM410x ID Found!"); + return 1; } - ans=CmdG_Prox_II_Demod(""); if (ans>0) { - PrintAndLog("\nValid Guardall G-Prox II ID Found!"); - return 1; + PrintAndLog("\nValid Guardall G-Prox II ID Found!"); + return 1; } - ans=CmdFDXBdemodBI(""); if (ans>0) { PrintAndLog("\nValid FDX-B ID Found!"); return 1; } - ans=EM4x50Read("", false); if (ans>0) { PrintAndLog("\nValid EM4x50 ID Found!"); return 1; } - ans=CmdVikingDemod(""); if (ans>0) { PrintAndLog("\nValid Viking ID Found!"); return 1; } - ans=CmdIndalaDecode(""); if (ans>0) { PrintAndLog("\nValid Indala ID Found!"); return 1; } - ans=CmdPSKNexWatch(""); if (ans>0) { PrintAndLog("\nValid NexWatch ID Found!"); return 1; } + ans=CmdJablotronDemod(""); + if (ans>0) { + PrintAndLog("\nValid Jablotron ID Found!"); + return 1; + } + ans=CmdLFNedapDemod(""); + if (ans>0) { + PrintAndLog("\nValid NEDAP ID Found!"); + return 1; + } // TIdemod? @@ -1185,8 +1166,8 @@ int CmdLFfind(const char *Cmd) { return 1; } } - - ans=ASKDemod("0 0 0",TRUE,FALSE,1); + bool st = TRUE; + ans=ASKDemod_ext("0 0 0",TRUE,FALSE,1,&st); 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'"); @@ -1210,15 +1191,19 @@ static command_t CommandTable[] = {"help", CmdHelp, 1, "This help"}, {"awid", CmdLFAWID, 1, "{ AWID RFIDs... }"}, {"em4x", CmdLFEM4X, 1, "{ EM4X RFIDs... }"}, + {"guard", CmdLFGuard, 1, "{ Guardall RFIDs... }"}, {"hid", CmdLFHID, 1, "{ HID RFIDs... }"}, {"hitag", CmdLFHitag, 1, "{ HITAG RFIDs... }"}, - {"io", CmdLFIO, 1, "{ IOPROX RFIDs... }"}, + {"io", CmdLFIO, 1, "{ IOPROX RFIDs... }"}, + {"jablotron", CmdLFJablotron, 1, "{ JABLOTRON RFIDs... }"}, + {"nedap", CmdLFNedap, 1, "{ NEDAP RFIDs... }"}, {"pcf7931", CmdLFPCF7931, 1, "{ PCF7931 RFIDs... }"}, + {"presco", CmdLFPresco, 1, "{ Presco RFIDs... }"}, + {"pyramid", CmdLFPyramid, 1, "{ Farpointe/Pyramid RFIDs... }"}, {"ti", CmdLFTI, 1, "{ TI RFIDs... }"}, - {"t55xx", CmdLFT55XX, 1, "{ T55X7 RFIDs... }"}, + {"t55xx", CmdLFT55XX, 1, "{ T55xx RFIDs... }"}, {"viking", CmdLFViking, 1, "{ Viking RFIDs... }"}, {"config", CmdLFSetConfig, 0, "Set config for LF sampling, bit/sample, decimation, frequency"}, - {"cmdread", CmdLFCommandRead, 0, " <'0' period> <'1' period> ['h' 134] \n\t\t-- Modulate LF reader field to send command before read (all periods in microseconds)"}, {"flexdemod", CmdFlexdemod, 1, "Demodulate samples for FlexPass"}, {"indalademod", CmdIndalaDemod, 1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"}, @@ -1230,19 +1215,18 @@ static command_t CommandTable[] = {"simfsk", CmdLFfskSim, 0, "[c ] [i] [H ] [L ] [d ] \n\t\t-- Simulate LF FSK tag from demodbuffer or input"}, {"simpsk", CmdLFpskSim, 0, "[1|2|3] [c ] [i] [r ] [d ] \n\t\t-- Simulate LF PSK tag from demodbuffer or input"}, {"simbidir", CmdLFSimBidir, 0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"}, - {"snoop", CmdLFSnoop, 0, "Snoop LF"}, + {"snoop", CmdLFSnoop, 0, "['l'|'h'|] [trigger threshold]-- Snoop LF (l:125khz, h:134khz)"}, {"vchdemod", CmdVchDemod, 1, "['clone'] -- Demodulate samples for VeriChip"}, {NULL, NULL, 0, NULL} }; -int CmdLF(const char *Cmd) -{ - CmdsParse(CommandTable, Cmd); - return 0; +int CmdLF(const char *Cmd) { + clearCommandBuffer(); + CmdsParse(CommandTable, Cmd); + return 0; } -int CmdHelp(const char *Cmd) -{ - CmdsHelp(CommandTable); - return 0; +int CmdHelp(const char *Cmd) { + CmdsHelp(CommandTable); + return 0; }