X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/cb8220ee769ac07bdf7656161a3961cf6515223a..93507a33756a2aca70161e18502252f53b578f85:/client/cmdlft55xx.c diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c index d4b72b32..a12cffa2 100644 --- a/client/cmdlft55xx.c +++ b/client/cmdlft55xx.c @@ -28,18 +28,27 @@ #define CONFIGURATION_BLOCK 0x00 #define TRACE_BLOCK 0x01 +#define REGULAR_READ_MODE_BLOCK 0xFF // Default configuration -t55xx_conf_block_t config = { .modulation = DEMOD_ASK, .inverted = FALSE, .offset = 0x00, .block0 = 0x00}; +t55xx_conf_block_t config = { .modulation = DEMOD_ASK, .inverted = FALSE, .offset = 0x00, .block0 = 0x00, .Q5 = FALSE }; + +t55xx_conf_block_t Get_t55xx_Config(){ + return config; +} +void Set_t55xx_Config(t55xx_conf_block_t conf){ + config = conf; +} int usage_t55xx_config(){ - PrintAndLog("Usage: lf t55xx config [d ] [i 1] [o ]"); - PrintAndLog("Options: "); + PrintAndLog("Usage: lf t55xx config [d ] [i 1] [o ] [Q5]"); + PrintAndLog("Options:"); PrintAndLog(" h This help"); - PrintAndLog(" b <8|16|32|40|50|64|100|128> Set bitrate"); - PrintAndLog(" d Set demodulation FSK / ASK / PSK / NZ / Biphase / Biphase A"); - PrintAndLog(" i [1] Invert data signal, defaults to normal"); - PrintAndLog(" o [offset] Set offset, where data should start decode in bitstream"); + PrintAndLog(" b <8|16|32|40|50|64|100|128> Set bitrate"); + PrintAndLog(" d Set demodulation FSK / ASK / PSK / NRZ / Biphase / Biphase A"); + PrintAndLog(" i [1] Invert data signal, defaults to normal"); + PrintAndLog(" o [offset] Set offset, where data should start decode in bitstream"); + PrintAndLog(" Q5 Set as Q5(T5555) chip instead of T55x7"); PrintAndLog(""); PrintAndLog("Examples:"); PrintAndLog(" lf t55xx config d FSK - FSK demodulation"); @@ -49,31 +58,41 @@ int usage_t55xx_config(){ return 0; } int usage_t55xx_read(){ - PrintAndLog("Usage: lf t55xx read "); - PrintAndLog(" , block number to read. Between 0-7"); - PrintAndLog(" , OPTIONAL password (8 hex characters)"); - PrintAndLog(""); + PrintAndLog("Usage: lf t55xx read [b ] [p ] "); + PrintAndLog("Options:"); + PrintAndLog(" b - block number to read. Between 0-7"); + PrintAndLog(" p - OPTIONAL password (8 hex characters)"); + PrintAndLog(" o - OPTIONAL override safety check"); + PrintAndLog(" 1 - OPTIONAL read Page 1 instead of Page 0"); + PrintAndLog(" ****WARNING****"); + PrintAndLog(" Use of read with password on a tag not configured for a pwd"); + PrintAndLog(" can damage the tag"); + PrintAndLog(""); PrintAndLog("Examples:"); - PrintAndLog(" lf t55xx read 0 - read data from block 0"); - PrintAndLog(" lf t55xx read 0 feedbeef - read data from block 0 password feedbeef"); + PrintAndLog(" lf t55xx read b 0 - read data from block 0"); + PrintAndLog(" lf t55xx read b 0 p feedbeef - read data from block 0 password feedbeef"); + PrintAndLog(" lf t55xx read b 0 p feedbeef o - read data from block 0 password feedbeef safety check"); PrintAndLog(""); return 0; } int usage_t55xx_write(){ - PrintAndLog("Usage: lf t55xx wr [password]"); - PrintAndLog(" , block number to read. Between 0-7"); - PrintAndLog(" , 4 bytes of data to write (8 hex characters)"); - PrintAndLog(" [password], OPTIONAL password 4bytes (8 hex characters)"); - PrintAndLog(""); + PrintAndLog("Usage: lf t55xx wr [b ] [d ] [p ] [1]"); + PrintAndLog("Options:"); + PrintAndLog(" b - block number to write. Between 0-7"); + PrintAndLog(" d - 4 bytes of data to write (8 hex characters)"); + PrintAndLog(" p - OPTIONAL password 4bytes (8 hex characters)"); + PrintAndLog(" 1 - OPTIONAL write Page 1 instead of Page 0"); + PrintAndLog(""); PrintAndLog("Examples:"); - PrintAndLog(" lf t55xx wd 3 11223344 - write 11223344 to block 3"); - PrintAndLog(" lf t55xx wd 3 11223344 feedbeef - write 11223344 to block 3 password feedbeef"); + PrintAndLog(" lf t55xx wr b 3 d 11223344 - write 11223344 to block 3"); + PrintAndLog(" lf t55xx wr b 3 d 11223344 p feedbeef - write 11223344 to block 3 password feedbeef"); PrintAndLog(""); return 0; } int usage_t55xx_trace() { PrintAndLog("Usage: lf t55xx trace [1]"); - PrintAndLog(" [graph buffer data], if set, use Graphbuffer otherwise read data from tag."); + PrintAndLog("Options:"); + PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag."); PrintAndLog(""); PrintAndLog("Examples:"); PrintAndLog(" lf t55xx trace"); @@ -83,7 +102,8 @@ int usage_t55xx_trace() { } int usage_t55xx_info() { PrintAndLog("Usage: lf t55xx info [1]"); - PrintAndLog(" [graph buffer data], if set, use Graphbuffer otherwise read data from tag."); + PrintAndLog("Options:"); + PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag."); PrintAndLog(""); PrintAndLog("Examples:"); PrintAndLog(" lf t55xx info"); @@ -92,17 +112,21 @@ int usage_t55xx_info() { return 0; } int usage_t55xx_dump(){ - PrintAndLog("Usage: lf t55xx dump "); - PrintAndLog(" , OPTIONAL password 4bytes (8 hex symbols)"); + PrintAndLog("Usage: lf t55xx dump [o]"); + PrintAndLog("Options:"); + PrintAndLog(" - OPTIONAL password 4bytes (8 hex symbols)"); + PrintAndLog(" o - OPTIONAL override, force pwd read despite danger to card"); PrintAndLog(""); PrintAndLog("Examples:"); PrintAndLog(" lf t55xx dump"); - PrintAndLog(" lf t55xx dump feedbeef"); + PrintAndLog(" lf t55xx dump feedbeef o"); PrintAndLog(""); return 0; } int usage_t55xx_detect(){ - PrintAndLog("Usage: lf t55xx detect"); + PrintAndLog("Usage: lf t55xx detect [1]"); + PrintAndLog("Options:"); + PrintAndLog(" [graph buffer data] - if set, use Graphbuffer otherwise read data from tag."); PrintAndLog(""); PrintAndLog("Examples:"); PrintAndLog(" lf t55xx detect"); @@ -110,18 +134,30 @@ int usage_t55xx_detect(){ PrintAndLog(""); return 0; } +int usage_t55xx_wakup(){ + PrintAndLog("Usage: lf t55xx wakeup [h] p "); + PrintAndLog("This commands send the Answer-On-Request command and leaves the readerfield ON afterwards."); + PrintAndLog("Options:"); + PrintAndLog(" h - this help"); + PrintAndLog(" p - password 4bytes (8 hex symbols)"); + PrintAndLog(""); + PrintAndLog("Examples:"); + PrintAndLog(" lf t55xx wakeup p 11223344 - send wakeup password"); + return 0; +} static int CmdHelp(const char *Cmd); int CmdT55xxSetConfig(const char *Cmd) { uint8_t offset = 0; - bool errors = FALSE; - uint8_t cmdp = 0; char modulation[5] = {0x00}; char tmp = 0x00; uint8_t bitRate = 0; uint8_t rates[9] = {8,16,32,40,50,64,100,128,0}; + uint8_t cmdp = 0; + config.Q5 = FALSE; + bool errors = FALSE; while(param_getchar(Cmd, cmdp) != 0x00 && !errors) { tmp = param_getchar(Cmd, cmdp); @@ -193,6 +229,11 @@ int CmdT55xxSetConfig(const char *Cmd) { config.offset = offset; cmdp+=2; break; + case 'Q': + case 'q': + config.Q5 = TRUE; + cmdp++; + break; default: PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); errors = TRUE; @@ -201,63 +242,91 @@ int CmdT55xxSetConfig(const char *Cmd) { } // No args - if (cmdp == 0) { - printConfiguration( config ); - return 0; - } + if (cmdp == 0) return printConfiguration( config ); + //Validations - if (errors) - return usage_t55xx_config(); + if (errors) return usage_t55xx_config(); - config.block0 = 0; - printConfiguration ( config ); - return 0; + config.block0 = 0; + return printConfiguration ( config ); } -int CmdT55xxReadBlock(const char *Cmd) { - int block = -1; - int password = 0xFFFFFFFF; //default to blank Block 7 - - char cmdp = param_getchar(Cmd, 0); - if (cmdp == 'h' || cmdp == 'H') - return usage_t55xx_read(); - - int res = sscanf(Cmd, "%d %x", &block, &password); - - if ( res < 1 || res > 2 ) - return usage_t55xx_read(); +int T55xxReadBlock(uint8_t block, bool page1, bool usepwd, bool override, uint32_t password){ + //Password mode + if ( usepwd ) { + // try reading the config block and verify that PWD bit is set before doing this! + if ( !override ) { + if ( !AquireData(0, CONFIGURATION_BLOCK, false, 0 ) ) return 0; + if ( !tryDetectModulation() ) { + PrintAndLog("Safety Check: Could not detect if PWD bit is set in config block. Exits."); + return 0; + } else { + PrintAndLog("Safety Check: PWD bit is NOT set in config block. Reading without password..."); + usepwd = false; + page1 = false; + } + } else { + PrintAndLog("Safety Check Overriden - proceeding despite risk"); + } + } - - if ((block < 0) | (block > 7)) { - PrintAndLog("Block must be between 0 and 7"); - return 1; - } + if (!AquireData(page1, block, usepwd, password) ) return 0; + if (!DecodeT55xxBlock()) return 0; - UsbCommand c = {CMD_T55XX_READ_BLOCK, {0, block, 0}}; - c.d.asBytes[0] = 0x0; + char blk[10]={0}; + sprintf(blk,"%d", block); + printT55xxBlock(blk); + return 1; +} - //Password mode - if ( res == 2 ) { - c.arg[2] = password; - c.d.asBytes[0] = 0x1; +int CmdT55xxReadBlock(const char *Cmd) { + uint8_t block = REGULAR_READ_MODE_BLOCK; + uint32_t password = 0; //default to blank Block 7 + bool usepwd = false; + bool override = false; + bool page1 = false; + bool errors = false; + uint8_t cmdp = 0; + while(param_getchar(Cmd, cmdp) != 0x00 && !errors) { + switch(param_getchar(Cmd, cmdp)) { + case 'h': + case 'H': + return usage_t55xx_read(); + case 'b': + case 'B': + errors |= param_getdec(Cmd, cmdp+1, &block); + cmdp += 2; + break; + case 'o': + case 'O': + override = true; + cmdp++; + break; + case 'p': + case 'P': + password = param_get32ex(Cmd, cmdp+1, 0, 16); + usepwd = true; + cmdp += 2; + break; + case '1': + page1 = true; + cmdp++; + break; + default: + PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); + errors = true; + break; + } } + if (errors) return usage_t55xx_read(); - SendCommand(&c); - if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) { - PrintAndLog("command execution time out"); - return 2; + if (block > 7 && block != REGULAR_READ_MODE_BLOCK ) { + PrintAndLog("Block must be between 0 and 7"); + return 0; } - - uint8_t got[12000]; - GetFromBigBuf(got,sizeof(got),0); - WaitForResponse(CMD_ACK,NULL); - setGraphBuf(got, 12000); - DemodBufferLen=0; - if (!DecodeT55xxBlock()) return 3; - char blk[10]={0}; - sprintf(blk,"%d", block); - printT55xxBlock(blk); - return 0; + PrintAndLog("Reading Page %d:", page1); + PrintAndLog("blk | hex data | binary"); + return T55xxReadBlock(block, page1, usepwd, override, password); } bool DecodeT55xxBlock(){ @@ -268,9 +337,6 @@ bool DecodeT55xxBlock(){ uint8_t bitRate[8] = {8,16,32,40,50,64,100,128}; DemodBufferLen = 0x00; - //trim 1/2 a clock from beginning - snprintf(cmdStr, sizeof(buf),"%d", bitRate[config.bitrate]/2 ); - CmdLtrim(cmdStr); switch( config.modulation ){ case DEMOD_FSK: snprintf(cmdStr, sizeof(buf),"%d %d", bitRate[config.bitrate], config.inverted ); @@ -287,16 +353,20 @@ bool DecodeT55xxBlock(){ ans = FSKrawDemod(cmdStr, FALSE); break; case DEMOD_ASK: - snprintf(cmdStr, sizeof(buf),"%d %d 0", bitRate[config.bitrate], config.inverted ); + snprintf(cmdStr, sizeof(buf),"%d %d 1", bitRate[config.bitrate], config.inverted ); ans = ASKDemod(cmdStr, FALSE, FALSE, 1); break; case DEMOD_PSK1: - snprintf(cmdStr, sizeof(buf),"%d %d 0", bitRate[config.bitrate], config.inverted ); + // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise) + CmdLtrim("160"); + snprintf(cmdStr, sizeof(buf),"%d %d 6", bitRate[config.bitrate], config.inverted ); ans = PSKDemod(cmdStr, FALSE); break; case DEMOD_PSK2: //inverted won't affect this case DEMOD_PSK3: //not fully implemented - snprintf(cmdStr, sizeof(buf),"%d 0 1", bitRate[config.bitrate] ); + // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise) + CmdLtrim("160"); + snprintf(cmdStr, sizeof(buf),"%d 0 6", bitRate[config.bitrate] ); ans = PSKDemod(cmdStr, FALSE); psk1TOpsk2(DemodBuffer, DemodBufferLen); break; @@ -306,7 +376,7 @@ bool DecodeT55xxBlock(){ break; case DEMOD_BI: case DEMOD_BIa: - snprintf(cmdStr, sizeof(buf),"0 %d %d 0", bitRate[config.bitrate], config.inverted ); + snprintf(cmdStr, sizeof(buf),"0 %d %d 1", bitRate[config.bitrate], config.inverted ); ans = ASKbiphaseDemod(cmdStr, FALSE); break; default: @@ -322,17 +392,17 @@ int CmdT55xxDetect(const char *Cmd){ return usage_t55xx_detect(); if (strlen(Cmd)==0) - AquireData( CONFIGURATION_BLOCK ); + if ( !AquireData(0, CONFIGURATION_BLOCK, false, 0) ) + return 0; if ( !tryDetectModulation() ) PrintAndLog("Could not detect modulation automatically. Try setting it manually with \'lf t55xx config\'"); - return 0; + return 1; } // detect configuration? bool tryDetectModulation(){ - char cmdStr[8] = {0}; uint8_t hits = 0; t55xx_conf_block_t tests[15]; int bitRate=0; @@ -340,20 +410,18 @@ bool tryDetectModulation(){ save_restoreGB(1); if (GetFskClock("", FALSE, FALSE)){ fskClocks(&fc1, &fc2, &clk, FALSE); - sprintf(cmdStr,"%d", clk/2); - CmdLtrim(cmdStr); - if ( FSKrawDemod("0 0", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate)){ + if ( FSKrawDemod("0 0", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){ tests[hits].modulation = DEMOD_FSK; if (fc1==8 && fc2 == 5) tests[hits].modulation = DEMOD_FSK1a; - else if (fc1==10 && fc2 == 8) + else if (fc1==10 && fc2 == 8) tests[hits].modulation = DEMOD_FSK2; tests[hits].bitrate = bitRate; tests[hits].inverted = FALSE; tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); ++hits; } - if ( FSKrawDemod("0 1", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate)) { + if ( FSKrawDemod("0 1", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) { tests[hits].modulation = DEMOD_FSK; if (fc1 == 8 && fc2 == 5) tests[hits].modulation = DEMOD_FSK1; @@ -368,30 +436,28 @@ bool tryDetectModulation(){ } else { clk = GetAskClock("", FALSE, FALSE); if (clk>0) { - sprintf(cmdStr,"%d", clk/2); - CmdLtrim(cmdStr); - if ( ASKDemod("0 0 0", FALSE, FALSE, 1) && test(DEMOD_ASK, &tests[hits].offset, &bitRate)) { + if ( ASKDemod("0 0 1", FALSE, FALSE, 1) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) { tests[hits].modulation = DEMOD_ASK; tests[hits].bitrate = bitRate; tests[hits].inverted = FALSE; tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); ++hits; } - if ( ASKDemod("0 1 0", FALSE, FALSE, 1) && test(DEMOD_ASK, &tests[hits].offset, &bitRate)) { + if ( ASKDemod("0 1 1", FALSE, FALSE, 1) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) { tests[hits].modulation = DEMOD_ASK; tests[hits].bitrate = bitRate; tests[hits].inverted = TRUE; tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); ++hits; } - if ( ASKbiphaseDemod("0 0 0 0", FALSE) && test(DEMOD_BI, &tests[hits].offset, &bitRate) ) { + if ( ASKbiphaseDemod("0 0 0 2", FALSE) && test(DEMOD_BI, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5) ) { tests[hits].modulation = DEMOD_BI; tests[hits].bitrate = bitRate; tests[hits].inverted = FALSE; tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); ++hits; } - if ( ASKbiphaseDemod("0 0 1 0", FALSE) && test(DEMOD_BIa, &tests[hits].offset, &bitRate) ) { + if ( ASKbiphaseDemod("0 0 1 2", FALSE) && test(DEMOD_BIa, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5) ) { tests[hits].modulation = DEMOD_BIa; tests[hits].bitrate = bitRate; tests[hits].inverted = TRUE; @@ -403,9 +469,7 @@ bool tryDetectModulation(){ save_restoreGB(0); clk = GetNrzClock("", FALSE, FALSE); if (clk>0) { - sprintf(cmdStr,"%d", clk/2); - CmdLtrim(cmdStr); - if ( NRZrawDemod("0 0 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate)) { + if ( NRZrawDemod("0 0 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) { tests[hits].modulation = DEMOD_NRZ; tests[hits].bitrate = bitRate; tests[hits].inverted = FALSE; @@ -413,7 +477,7 @@ bool tryDetectModulation(){ ++hits; } - if ( NRZrawDemod("0 1 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate)) { + if ( NRZrawDemod("0 1 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) { tests[hits].modulation = DEMOD_NRZ; tests[hits].bitrate = bitRate; tests[hits].inverted = TRUE; @@ -424,19 +488,18 @@ bool tryDetectModulation(){ //undo trim from nrz save_restoreGB(0); + // skip first 160 samples to allow antenna to settle in (psk gets inverted occasionally otherwise) + CmdLtrim("160"); clk = GetPskClock("", FALSE, FALSE); if (clk>0) { - PrintAndLog("clk %d",clk); - sprintf(cmdStr,"%d", clk/2); - CmdLtrim(cmdStr); - if ( PSKDemod("0 0 1", FALSE) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate)) { + if ( PSKDemod("0 0 6", FALSE) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) { tests[hits].modulation = DEMOD_PSK1; tests[hits].bitrate = bitRate; tests[hits].inverted = FALSE; tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); ++hits; } - if ( PSKDemod("0 1 1", FALSE) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate)) { + if ( PSKDemod("0 1 6", FALSE) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) { tests[hits].modulation = DEMOD_PSK1; tests[hits].bitrate = bitRate; tests[hits].inverted = TRUE; @@ -444,9 +507,9 @@ bool tryDetectModulation(){ ++hits; } // PSK2 - needs a call to psk1TOpsk2. - if ( PSKDemod("0 0 1", FALSE)) { + if ( PSKDemod("0 0 6", FALSE)) { psk1TOpsk2(DemodBuffer, DemodBufferLen); - if (test(DEMOD_PSK2, &tests[hits].offset, &bitRate)){ + if (test(DEMOD_PSK2, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){ tests[hits].modulation = DEMOD_PSK2; tests[hits].bitrate = bitRate; tests[hits].inverted = FALSE; @@ -455,9 +518,9 @@ bool tryDetectModulation(){ } } // inverse waves does not affect this demod // PSK3 - needs a call to psk1TOpsk2. - if ( PSKDemod("0 0 1", FALSE)) { + if ( PSKDemod("0 0 6", FALSE)) { psk1TOpsk2(DemodBuffer, DemodBufferLen); - if (test(DEMOD_PSK3, &tests[hits].offset, &bitRate)){ + if (test(DEMOD_PSK3, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)){ tests[hits].modulation = DEMOD_PSK3; tests[hits].bitrate = bitRate; tests[hits].inverted = FALSE; @@ -490,7 +553,7 @@ bool tryDetectModulation(){ bool testModulation(uint8_t mode, uint8_t modread){ switch( mode ){ case DEMOD_FSK: - if (modread > 3 && modread < 8) return TRUE; + if (modread >= DEMOD_FSK1 && modread <= DEMOD_FSK2a) return TRUE; break; case DEMOD_ASK: if (modread == DEMOD_ASK) return TRUE; @@ -519,37 +582,28 @@ bool testModulation(uint8_t mode, uint8_t modread){ return FALSE; } -bool testBitRate(uint8_t readRate, uint8_t mod){ - uint8_t expected[8] = {8, 16, 32, 40, 50, 64, 100, 128}; - uint8_t detRate = 0; - switch( mod ){ +bool testQ5Modulation(uint8_t mode, uint8_t modread){ + switch( mode ){ case DEMOD_FSK: - case DEMOD_FSK1: - case DEMOD_FSK1a: - case DEMOD_FSK2: - case DEMOD_FSK2a: - detRate = GetFskClock("",FALSE, FALSE); - if (expected[readRate] == detRate) - return TRUE; + if (modread >= 4 && modread <= 5) return TRUE; break; case DEMOD_ASK: - case DEMOD_BI: - case DEMOD_BIa: - detRate = GetAskClock("",FALSE, FALSE); - if (expected[readRate] == detRate) - return TRUE; + if (modread == 0) return TRUE; break; case DEMOD_PSK1: + if (modread == 1) return TRUE; + break; case DEMOD_PSK2: + if (modread == 2) return TRUE; + break; case DEMOD_PSK3: - detRate = GetPskClock("",FALSE, FALSE); - if (expected[readRate] == detRate) - return TRUE; + if (modread == 3) return TRUE; break; case DEMOD_NRZ: - detRate = GetNrzClock("",FALSE, FALSE); - if (expected[readRate] == detRate) - return TRUE; + if (modread == 7) return TRUE; + break; + case DEMOD_BI: + if (modread == 6) return TRUE; break; default: return FALSE; @@ -557,13 +611,60 @@ bool testBitRate(uint8_t readRate, uint8_t mod){ return FALSE; } -bool test(uint8_t mode, uint8_t *offset, int *fndBitRate){ +bool testQ5(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk){ + + if ( DemodBufferLen < 64 ) return FALSE; + uint8_t si = 0; + for (uint8_t idx = 28; idx < 64; idx++){ + si = idx; + if ( PackBits(si, 28, DemodBuffer) == 0x00 ) continue; + + uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key + uint8_t resv = PackBits(si, 8, DemodBuffer); si += 8; + // 2nibble must be zeroed. + if (safer != 0x6) continue; + if ( resv > 0x00) continue; + //uint8_t pageSel = PackBits(si, 1, DemodBuffer); si += 1; + //uint8_t fastWrite = PackBits(si, 1, DemodBuffer); si += 1; + si += 1+1; + int bitRate = PackBits(si, 5, DemodBuffer)*2 + 2; si += 5; //bit rate + if (bitRate > 128 || bitRate < 8) continue; + + //uint8_t AOR = PackBits(si, 1, DemodBuffer); si += 1; + //uint8_t PWD = PackBits(si, 1, DemodBuffer); si += 1; + //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2; //could check psk cr + //uint8_t inverse = PackBits(si, 1, DemodBuffer); si += 1; + si += 1+1+2+1; + uint8_t modread = PackBits(si, 3, DemodBuffer); si += 3; + uint8_t maxBlk = PackBits(si, 3, DemodBuffer); si += 3; + //uint8_t ST = PackBits(si, 1, DemodBuffer); si += 1; + if (maxBlk == 0) continue; + //test modulation + if (!testQ5Modulation(mode, modread)) continue; + if (bitRate != clk) continue; + *fndBitRate = bitRate; + *offset = idx; + + return TRUE; + } + return FALSE; +} + +bool testBitRate(uint8_t readRate, uint8_t clk){ + uint8_t expected[] = {8, 16, 32, 40, 50, 64, 100, 128}; + if (expected[readRate] == clk) + return true; + + return false; +} + +bool test(uint8_t mode, uint8_t *offset, int *fndBitRate, uint8_t clk, bool *Q5){ if ( DemodBufferLen < 64 ) return FALSE; uint8_t si = 0; - for (uint8_t idx = 0; idx < 64; idx++){ + for (uint8_t idx = 28; idx < 64; idx++){ si = idx; - if ( PackBits(si, 32, DemodBuffer) == 0x00 ) continue; + if ( PackBits(si, 28, DemodBuffer) == 0x00 ) continue; uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key uint8_t resv = PackBits(si, 4, DemodBuffer); si += 4; //was 7 & +=7+3 //should be only 4 bits if extended mode @@ -572,7 +673,7 @@ bool test(uint8_t mode, uint8_t *offset, int *fndBitRate){ if ( resv > 0x00) continue; uint8_t xtRate = PackBits(si, 3, DemodBuffer); si += 3; //extended mode part of rate - int bitRate = PackBits(si, 3, DemodBuffer); si += 3; //bit rate + int bitRate = PackBits(si, 3, DemodBuffer); si += 3; //bit rate if (bitRate > 7) continue; uint8_t extend = PackBits(si, 1, DemodBuffer); si += 1; //bit 15 extended mode uint8_t modread = PackBits(si, 5, DemodBuffer); si += 5+2+1; @@ -588,9 +689,14 @@ bool test(uint8_t mode, uint8_t *offset, int *fndBitRate){ } //test modulation if (!testModulation(mode, modread)) continue; - if (!testBitRate(bitRate, mode)) continue; + if (!testBitRate(bitRate, clk)) continue; *fndBitRate = bitRate; *offset = idx; + *Q5 = FALSE; + return TRUE; + } + if (testQ5(mode, offset, fndBitRate, clk)) { + *Q5 = TRUE; return TRUE; } return FALSE; @@ -614,14 +720,15 @@ void printT55xxBlock(const char *blockNum){ bits[i - config.offset]=DemodBuffer[i]; blockData = PackBits(0, 32, bits); - PrintAndLog("[%s] 0x%08X %s", blockNum, blockData, sprint_bin(bits,32)); + + PrintAndLog(" %s | %08X | %s", blockNum, blockData, sprint_bin(bits,32)); } int special(const char *Cmd) { uint32_t blockData = 0; uint8_t bits[32] = {0x00}; - PrintAndLog("[OFFSET] [DATA] [BINARY]"); + PrintAndLog("OFFSET | DATA | BINARY"); PrintAndLog("----------------------------------------------------"); int i,j = 0; for (; j < 64; ++j){ @@ -631,80 +738,143 @@ int special(const char *Cmd) { blockData = PackBits(0, 32, bits); - PrintAndLog("[%02d] 0x%08X %s",j , blockData, sprint_bin(bits,32)); + PrintAndLog(" %02d | 0x%08X | %s",j , blockData, sprint_bin(bits,32)); } return 0; } -void printConfiguration( t55xx_conf_block_t b){ +int printConfiguration( t55xx_conf_block_t b){ + PrintAndLog("Chip Type : %s", (b.Q5) ? "T5555(Q5)" : "T55x7"); PrintAndLog("Modulation : %s", GetSelectedModulationStr(b.modulation) ); PrintAndLog("Bit Rate : %s", GetBitRateStr(b.bitrate) ); PrintAndLog("Inverted : %s", (b.inverted) ? "Yes" : "No" ); PrintAndLog("Offset : %d", b.offset); PrintAndLog("Block0 : 0x%08X", b.block0); PrintAndLog(""); + return 0; } -int CmdT55xxWriteBlock(const char *Cmd) -{ - int block = 8; //default to invalid block - int data = 0xFFFFFFFF; //default to blank Block - int password = 0xFFFFFFFF; //default to blank Block 7 - - char cmdp = param_getchar(Cmd, 0); - if (cmdp == 'h' || cmdp == 'H') { - usage_t55xx_write(); - return 0; +int CmdT55xxWakeUp(const char *Cmd) { + uint32_t password = 0; + uint8_t cmdp = 0; + bool errors = true; + while(param_getchar(Cmd, cmdp) != 0x00) { + switch(param_getchar(Cmd, cmdp)) { + case 'h': + case 'H': + return usage_t55xx_wakup(); + case 'p': + case 'P': + password = param_get32ex(Cmd, cmdp+1, 0xFFFFFFFF, 16); + cmdp += 2; + errors = false; + break; + default: + PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); + errors = true; + break; + } } - - int res = sscanf(Cmd, "%d %x %x",&block, &data, &password); - - if ( res < 2 || res > 3) { - usage_t55xx_write(); - return 1; + if (errors) return usage_t55xx_wakup(); + + UsbCommand c = {CMD_T55XX_WAKEUP, {password, 0, 0}}; + clearCommandBuffer(); + SendCommand(&c); + PrintAndLog("Wake up command sent. Try read now"); + return 0; +} + +int CmdT55xxWriteBlock(const char *Cmd) { + uint8_t block = 0xFF; //default to invalid block + uint32_t data = 0xFFFFFFFF; //default to blank Block + uint32_t password = 0xFFFFFFFF; //default to blank Block 7 + bool usepwd = false; + bool page1 = false; + bool gotdata = false; + bool errors = false; + uint8_t cmdp = 0; + while(param_getchar(Cmd, cmdp) != 0x00 && !errors) { + switch(param_getchar(Cmd, cmdp)) { + case 'h': + case 'H': + return usage_t55xx_write(); + case 'b': + case 'B': + errors |= param_getdec(Cmd, cmdp+1, &block); + cmdp += 2; + break; + case 'd': + case 'D': + data = param_get32ex(Cmd, cmdp+1, 0, 16); + gotdata = true; + cmdp += 2; + break; + case 'p': + case 'P': + password = param_get32ex(Cmd, cmdp+1, 0, 16); + usepwd = true; + cmdp += 2; + break; + case '1': + page1 = true; + cmdp++; + break; + default: + PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp)); + errors = true; + break; + } } + if (errors || !gotdata) return usage_t55xx_write(); if (block > 7) { PrintAndLog("Block number must be between 0 and 7"); - return 1; + return 0; } UsbCommand c = {CMD_T55XX_WRITE_BLOCK, {data, block, 0}}; - c.d.asBytes[0] = 0x0; + UsbCommand resp; + c.d.asBytes[0] = (page1) ? 0x2 : 0; - PrintAndLog("Writing to block: %d data : 0x%08X", block, data); + PrintAndLog("Writing to page: %d block: %d data : 0x%08X", page1, block, data); //Password mode - if (res == 3) { + if (usepwd) { c.arg[2] = password; - c.d.asBytes[0] = 0x1; + c.d.asBytes[0] |= 0x1; PrintAndLog("pwd : 0x%08X", password); } + clearCommandBuffer(); SendCommand(&c); - return 0; + if (!WaitForResponseTimeout(CMD_ACK, &resp, 1000)){ + PrintAndLog("Error occurred, device did not ACK write operation. (May be due to old firmware)"); + return 0; + } + return 1; } -int CmdT55xxReadTrace(const char *Cmd) -{ +int CmdT55xxReadTrace(const char *Cmd) { char cmdp = param_getchar(Cmd, 0); - + bool pwdmode = false; + uint32_t password = 0; if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') return usage_t55xx_trace(); if (strlen(Cmd)==0) - AquireData( TRACE_BLOCK ); + if ( !AquireData( TRACE_BLOCK, REGULAR_READ_MODE_BLOCK, pwdmode, password ) ) + return 0; - if (!DecodeT55xxBlock()) return 1; + if (!DecodeT55xxBlock()) return 0; + + if ( !DemodBufferLen) return 0; - if ( !DemodBufferLen) return 1; - RepaintGraphWindow(); uint8_t repeat = 0; if (config.offset > 5) repeat = 32; uint8_t si = config.offset+repeat; - uint32_t bl0 = PackBits(si, 32, DemodBuffer); - uint32_t bl1 = PackBits(si+32, 32, DemodBuffer); + uint32_t bl1 = PackBits(si, 32, DemodBuffer); + uint32_t bl2 = PackBits(si+32, 32, DemodBuffer); uint32_t acl = PackBits(si, 8, DemodBuffer); si += 8; uint32_t mfc = PackBits(si, 8, DemodBuffer); si += 8; @@ -723,11 +893,11 @@ int CmdT55xxReadTrace(const char *Cmd) else year += 2010; + if (config.Q5) PrintAndLog("*** Warning *** Info read off a Q5 will not work as expected"); if ( acl != 0xE0 ) { PrintAndLog("The modulation is most likely wrong since the ACL is not 0xE0. "); - return 1; + return 0; } - PrintAndLog(""); PrintAndLog("-- T55xx Trace Information ----------------------------------"); PrintAndLog("-------------------------------------------------------------"); @@ -742,8 +912,8 @@ int CmdT55xxReadTrace(const char *Cmd) PrintAndLog(" Die Number : %d", dw); PrintAndLog("-------------------------------------------------------------"); PrintAndLog(" Raw Data - Page 1"); - PrintAndLog(" Block 0 : 0x%08X %s", bl0, sprint_bin(DemodBuffer+config.offset+repeat,32) ); - PrintAndLog(" Block 1 : 0x%08X %s", bl1, sprint_bin(DemodBuffer+config.offset+repeat+32,32) ); + PrintAndLog(" Block 1 : 0x%08X %s", bl1, sprint_bin(DemodBuffer+config.offset+repeat,32) ); + PrintAndLog(" Block 2 : 0x%08X %s", bl2, sprint_bin(DemodBuffer+config.offset+repeat+32,32) ); PrintAndLog("-------------------------------------------------------------"); /* @@ -772,13 +942,16 @@ int CmdT55xxInfo(const char *Cmd){ Normal mode Extended mode */ + bool pwdmode = false; + uint32_t password = 0; char cmdp = param_getchar(Cmd, 0); if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') return usage_t55xx_info(); if (strlen(Cmd)==0) - AquireData( CONFIGURATION_BLOCK ); + if ( !AquireData( 0, CONFIGURATION_BLOCK, pwdmode, password ) ) + return 1; if (!DecodeT55xxBlock()) return 1; @@ -801,7 +974,7 @@ int CmdT55xxInfo(const char *Cmd){ uint32_t fw = PackBits(si, 1, DemodBuffer); si += 1; uint32_t inv = PackBits(si, 1, DemodBuffer); si += 1; uint32_t por = PackBits(si, 1, DemodBuffer); si += 1; - + if (config.Q5) PrintAndLog("*** Warning *** Config Info read off a Q5 will not display as expected"); PrintAndLog(""); PrintAndLog("-- T55xx Configuration & Tag Information --------------------"); PrintAndLog("-------------------------------------------------------------"); @@ -829,66 +1002,59 @@ int CmdT55xxInfo(const char *Cmd){ int CmdT55xxDump(const char *Cmd){ - char s[20] = {0x00}; - uint8_t pwd[4] = {0x00}; - + uint32_t password = 0; char cmdp = param_getchar(Cmd, 0); - if ( cmdp == 'h' || cmdp == 'H') { - usage_t55xx_dump(); - return 0; - } - - bool hasPwd = ( strlen(Cmd) > 0); - if ( hasPwd ){ - if (param_gethex(Cmd, 0, pwd, 8)) { - PrintAndLog("password must include 8 HEX symbols"); - return 1; - } + bool override = false; + if ( cmdp == 'h' || cmdp == 'H') return usage_t55xx_dump(); + + bool usepwd = ( strlen(Cmd) > 0); + if ( usepwd ){ + password = param_get32ex(Cmd, 0, 0, 16); + if (param_getchar(Cmd, 1) =='o' ) + override = true; } - for ( int i = 0; i <8; ++i){ - memset(s,0,sizeof(s)); + PrintAndLog("Reading Page 0:"); + PrintAndLog("blk | hex data | binary"); + for ( uint8_t i = 0; i <8; ++i){ + T55xxReadBlock(i, 0, usepwd, override, password); + /*memset(s,0,sizeof(s)); if ( hasPwd ) { - sprintf(s,"%d %02x%02x%02x%02x", i, pwd[0],pwd[1],pwd[2],pwd[3]); + if ( override ) { + sprintf(s,"b %d p %02x%02x%02x%02x o", i, pwd[0],pwd[1],pwd[2],pwd[3]); + } else { + sprintf(s,"b %d p %02x%02x%02x%02x", i, pwd[0],pwd[1],pwd[2],pwd[3]); + } } else { - sprintf(s,"%d", i); + sprintf(s,"b %d", i); } - CmdT55xxReadBlock(s); + CmdT55xxReadBlock(s);*/ } - return 0; + PrintAndLog("Reading Page 1:"); + PrintAndLog("blk | hex data | binary"); + for ( uint8_t i = 0; i<4; i++){ + T55xxReadBlock(i, 1, usepwd, override, password); + } + return 1; } -int AquireData( uint8_t block ){ +int AquireData( uint8_t page, uint8_t block, bool pwdmode, uint32_t password ){ - UsbCommand c; - - if ( block == CONFIGURATION_BLOCK ) - c.cmd = CMD_T55XX_READ_BLOCK; - else if (block == TRACE_BLOCK ) - c.cmd = CMD_T55XX_READ_TRACE; - - c.arg[0] = 0x00; - c.arg[1] = 0x00; - c.arg[2] = 0x00; - c.d.asBytes[0] = 0x0; - - //Password mode - // if ( res == 2 ) { - // c.arg[2] = password; - // c.d.asBytes[0] = 0x1; - // } + uint8_t arg0 = (page<<1) | pwdmode; + UsbCommand c = {CMD_T55XX_READ_BLOCK, {arg0, block, password}}; + clearCommandBuffer(); SendCommand(&c); if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) { PrintAndLog("command execution time out"); - return 1; + return 0; } uint8_t got[12000]; GetFromBigBuf(got,sizeof(got),0); WaitForResponse(CMD_ACK,NULL); - setGraphBuf(got, 12000); - return 0; + setGraphBuf(got, sizeof(got)); + return 1; } char * GetBitRateStr(uint32_t id){ @@ -1064,17 +1230,57 @@ uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits){ return tmp; } +int CmdResetRead(const char *Cmd) { + UsbCommand c = {CMD_T55XX_RESET_READ, {0,0,0}}; + + clearCommandBuffer(); + SendCommand(&c); + if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) { + PrintAndLog("command execution time out"); + return 0; + } + + uint8_t got[BIGBUF_SIZE-1]; + GetFromBigBuf(got,sizeof(got),0); + WaitForResponse(CMD_ACK,NULL); + setGraphBuf(got, sizeof(got)); + return 1; +} + +int CmdT55xxWipe(const char *Cmd) { + char writeData[20] = {0}; + char *ptrData = writeData; + uint8_t blk = 0; + PrintAndLog("\nBeginning Wipe of a T55xx tag (assuming the tag is not password protected)\n"); + //try with the default password to reset block 0 (with a pwd should work even if pwd bit not set) + snprintf(ptrData,sizeof(writeData),"b %d d 00088040 p 0", blk); + if (!CmdT55xxWriteBlock(ptrData)){ + PrintAndLog("Error writing blk %d", blk); + } + blk = 1; + for (; blk<8; blk++) { + snprintf(ptrData,sizeof(writeData),"b %d d 0", blk); + if (!CmdT55xxWriteBlock(ptrData)){ + PrintAndLog("Error writing blk %d", blk); + } + } + return 0; +} + static command_t CommandTable[] = { - {"help", CmdHelp, 1, "This help"}, - {"config", CmdT55xxSetConfig, 1, "Set/Get T55XX configuration (modulation, inverted, offset, rate)"}, - {"detect", CmdT55xxDetect, 0, "[1] Try detecting the tag modulation from reading the configuration block."}, - {"read", CmdT55xxReadBlock, 0, " [password] -- Read T55xx block data (page 0) [optional password]"}, - {"write", CmdT55xxWriteBlock,0, " [password] -- Write T55xx block data (page 0) [optional password]"}, - {"trace", CmdT55xxReadTrace, 0, "[1] Show T55xx traceability data (page 1/ blk 0-1)"}, - {"info", CmdT55xxInfo, 0, "[1] Show T55xx configuration data (page 0/ blk 0)"}, - {"dump", CmdT55xxDump, 0, "[password] Dump T55xx card block 0-7. [optional password]"}, - {"special", special, 0, "Show block changes with 64 different offsets"}, + {"help", CmdHelp, 1, "This help"}, + {"config", CmdT55xxSetConfig, 1, "Set/Get T55XX configuration (modulation, inverted, offset, rate)"}, + {"detect", CmdT55xxDetect, 0, "[1] Try detecting the tag modulation from reading the configuration block."}, + {"read", CmdT55xxReadBlock, 0, "b p [password] [o] [1] -- Read T55xx block data. Optional [p password], [override], [page1]"}, + {"resetread",CmdResetRead, 0, "Send Reset Cmd then lf read the stream to attempt to identify the start of it (needs a demod and/or plot after)"}, + {"write", CmdT55xxWriteBlock,0, "b d p [password] [1] -- Write T55xx block data. Optional [p password], [page1]"}, + {"trace", CmdT55xxReadTrace, 0, "[1] Show T55x7 traceability data (page 1/ blk 0-1)"}, + {"info", CmdT55xxInfo, 0, "[1] Show T55x7 configuration data (page 0/ blk 0)"}, + {"dump", CmdT55xxDump, 0, "[password] [o] Dump T55xx card block 0-7. Optional [password], [override]"}, + {"special", special, 0, "Show block changes with 64 different offsets"}, + {"wakeup", CmdT55xxWakeUp, 0, "Send AOR wakeup command"}, + {"wipe", CmdT55xxWipe, 0, "Wipe a T55xx tag and set defaults (will destroy any data on tag)"}, {NULL, NULL, 0, NULL} };