X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/224ce36eb1037ecb48d55066ab2fe36f0a5064df..92690507ab259c52f0bc54cd19acc88d46ec16e3:/client/cmdlft55xx.c?ds=inline diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c index 1a0c0f58..d4b72b32 100644 --- a/client/cmdlft55xx.c +++ b/client/cmdlft55xx.c @@ -262,37 +262,33 @@ int CmdT55xxReadBlock(const char *Cmd) { bool DecodeT55xxBlock(){ - char buf[10] = {0x00}; + char buf[30] = {0x00}; char *cmdStr = buf; int ans = 0; 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", bitRate[config.bitrate]/2 ); - CmdLtrim(cmdStr); snprintf(cmdStr, sizeof(buf),"%d %d", bitRate[config.bitrate], config.inverted ); ans = FSKrawDemod(cmdStr, FALSE); break; case DEMOD_FSK1: case DEMOD_FSK1a: - snprintf(cmdStr, sizeof(buf),"%d", bitRate[config.bitrate]/2 ); - CmdLtrim(cmdStr); snprintf(cmdStr, sizeof(buf),"%d %d 8 5", bitRate[config.bitrate], config.inverted ); ans = FSKrawDemod(cmdStr, FALSE); break; case DEMOD_FSK2: case DEMOD_FSK2a: - snprintf(cmdStr, sizeof(buf),"%d", bitRate[config.bitrate]/2 ); - CmdLtrim(cmdStr); snprintf(cmdStr, sizeof(buf),"%d %d 10 8", bitRate[config.bitrate], config.inverted ); ans = FSKrawDemod(cmdStr, FALSE); break; case DEMOD_ASK: snprintf(cmdStr, sizeof(buf),"%d %d 0", bitRate[config.bitrate], config.inverted ); - ans = ASKmanDemod(cmdStr, FALSE, FALSE); + ans = ASKDemod(cmdStr, FALSE, FALSE, 1); break; case DEMOD_PSK1: snprintf(cmdStr, sizeof(buf),"%d %d 0", bitRate[config.bitrate], config.inverted ); @@ -339,114 +335,141 @@ bool tryDetectModulation(){ char cmdStr[8] = {0}; uint8_t hits = 0; t55xx_conf_block_t tests[15]; - + int bitRate=0; + uint8_t fc1 = 0, fc2 = 0, clk=0; + save_restoreGB(1); if (GetFskClock("", FALSE, FALSE)){ - uint8_t fc1 = 0, fc2 = 0, clk=0; fskClocks(&fc1, &fc2, &clk, FALSE); sprintf(cmdStr,"%d", clk/2); CmdLtrim(cmdStr); - if ( FSKrawDemod("0 0", FALSE) && test(DEMOD_FSK, &tests[hits].offset)){ + if ( FSKrawDemod("0 0", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate)){ tests[hits].modulation = DEMOD_FSK; if (fc1==8 && fc2 == 5) tests[hits].modulation = DEMOD_FSK1a; 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)) { + if ( FSKrawDemod("0 1", FALSE) && test(DEMOD_FSK, &tests[hits].offset, &bitRate)) { tests[hits].modulation = DEMOD_FSK; - if (fc1==8 && fc2 == 5) + if (fc1 == 8 && fc2 == 5) tests[hits].modulation = DEMOD_FSK1; - else if (fc1==10 && fc2 == 8) + else if (fc1 == 10 && fc2 == 8) tests[hits].modulation = DEMOD_FSK2a; + tests[hits].bitrate = bitRate; tests[hits].inverted = TRUE; tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); ++hits; } } else { - if ( ASKmanDemod("0 0 1", FALSE, FALSE) && test(DEMOD_ASK, &tests[hits].offset)) { - tests[hits].modulation = DEMOD_ASK; - tests[hits].inverted = FALSE; - tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); - ++hits; + 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)) { + tests[hits].modulation = DEMOD_ASK; + tests[hits].bitrate = bitRate; + tests[hits].inverted = FALSE; + tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); + ++hits; } - - if ( ASKmanDemod("0 1 1", FALSE, FALSE) && test(DEMOD_ASK, &tests[hits].offset)) { - tests[hits].modulation = DEMOD_ASK; - tests[hits].inverted = TRUE; - 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)) { + 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) ) { + 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) ) { + tests[hits].modulation = DEMOD_BIa; + tests[hits].bitrate = bitRate; + tests[hits].inverted = TRUE; + tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); + ++hits; } - - if ( NRZrawDemod("0 0 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset)) { - tests[hits].modulation = DEMOD_NRZ; - tests[hits].inverted = FALSE; - tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); - ++hits; } + //undo trim from ask + 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)) { + tests[hits].modulation = DEMOD_NRZ; + tests[hits].bitrate = bitRate; + tests[hits].inverted = FALSE; + tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); + ++hits; + } - if ( NRZrawDemod("0 1 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset)) { - tests[hits].modulation = DEMOD_NRZ; - tests[hits].inverted = TRUE; - tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); - ++hits; + if ( NRZrawDemod("0 1 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset, &bitRate)) { + tests[hits].modulation = DEMOD_NRZ; + tests[hits].bitrate = bitRate; + tests[hits].inverted = TRUE; + tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); + ++hits; } - - if ( PSKDemod("0 0 1", FALSE) && test(DEMOD_PSK1, &tests[hits].offset)) { - tests[hits].modulation = DEMOD_PSK1; - 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)) { - tests[hits].modulation = DEMOD_PSK1; - tests[hits].inverted = TRUE; - tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); - ++hits; - } - - // PSK2 - needs a call to psk1TOpsk2. - if ( PSKDemod("0 0 1", FALSE)) { - psk1TOpsk2(DemodBuffer, DemodBufferLen); - if (test(DEMOD_PSK2, &tests[hits].offset)){ - tests[hits].modulation = DEMOD_PSK2; + //undo trim from nrz + save_restoreGB(0); + 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)) { + tests[hits].modulation = DEMOD_PSK1; + tests[hits].bitrate = bitRate; tests[hits].inverted = FALSE; tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); ++hits; } - } // inverse waves does not affect this demod - - // PSK3 - needs a call to psk1TOpsk2. - if ( PSKDemod("0 0 1", FALSE)) { - psk1TOpsk2(DemodBuffer, DemodBufferLen); - if (test(DEMOD_PSK3, &tests[hits].offset)){ - tests[hits].modulation = DEMOD_PSK3; - tests[hits].inverted = FALSE; + if ( PSKDemod("0 1 1", FALSE) && test(DEMOD_PSK1, &tests[hits].offset, &bitRate)) { + tests[hits].modulation = DEMOD_PSK1; + tests[hits].bitrate = bitRate; + tests[hits].inverted = TRUE; tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); ++hits; } - } // inverse waves does not affect this demod - - if ( ASKbiphaseDemod("0 0 0 1", FALSE) && test(DEMOD_BI, &tests[hits].offset) ) { - tests[hits].modulation = DEMOD_BI; - tests[hits].inverted = FALSE; - tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); - ++hits; - } - if ( ASKbiphaseDemod("0 0 1 1", FALSE) && test(DEMOD_BIa, &tests[hits].offset) ) { - tests[hits].modulation = DEMOD_BIa; - tests[hits].inverted = TRUE; - tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); - ++hits; + // PSK2 - needs a call to psk1TOpsk2. + if ( PSKDemod("0 0 1", FALSE)) { + psk1TOpsk2(DemodBuffer, DemodBufferLen); + if (test(DEMOD_PSK2, &tests[hits].offset, &bitRate)){ + tests[hits].modulation = DEMOD_PSK2; + tests[hits].bitrate = bitRate; + tests[hits].inverted = FALSE; + tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); + ++hits; + } + } // inverse waves does not affect this demod + // PSK3 - needs a call to psk1TOpsk2. + if ( PSKDemod("0 0 1", FALSE)) { + psk1TOpsk2(DemodBuffer, DemodBufferLen); + if (test(DEMOD_PSK3, &tests[hits].offset, &bitRate)){ + tests[hits].modulation = DEMOD_PSK3; + tests[hits].bitrate = bitRate; + tests[hits].inverted = FALSE; + tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); + ++hits; + } + } // inverse waves does not affect this demod } } if ( hits == 1) { config.modulation = tests[0].modulation; + config.bitrate = tests[0].bitrate; config.inverted = tests[0].inverted; config.offset = tests[0].offset; config.block0 = tests[0].block0; @@ -506,35 +529,27 @@ bool testBitRate(uint8_t readRate, uint8_t mod){ case DEMOD_FSK2: case DEMOD_FSK2a: detRate = GetFskClock("",FALSE, FALSE); - if (expected[readRate] == detRate) { - config.bitrate = readRate; + if (expected[readRate] == detRate) return TRUE; - } break; case DEMOD_ASK: case DEMOD_BI: case DEMOD_BIa: detRate = GetAskClock("",FALSE, FALSE); - if (expected[readRate] == detRate) { - config.bitrate = readRate; + if (expected[readRate] == detRate) return TRUE; - } break; case DEMOD_PSK1: case DEMOD_PSK2: case DEMOD_PSK3: detRate = GetPskClock("",FALSE, FALSE); - if (expected[readRate] == detRate) { - config.bitrate = readRate; + if (expected[readRate] == detRate) return TRUE; - } break; case DEMOD_NRZ: detRate = GetNrzClock("",FALSE, FALSE); - if (expected[readRate] == detRate) { - config.bitrate = readRate; + if (expected[readRate] == detRate) return TRUE; - } break; default: return FALSE; @@ -542,9 +557,9 @@ bool testBitRate(uint8_t readRate, uint8_t mod){ return FALSE; } -bool test(uint8_t mode, uint8_t *offset){ +bool test(uint8_t mode, uint8_t *offset, int *fndBitRate){ - if ( !DemodBufferLen) return FALSE; + if ( DemodBufferLen < 64 ) return FALSE; uint8_t si = 0; for (uint8_t idx = 0; idx < 64; idx++){ si = idx; @@ -557,7 +572,8 @@ bool test(uint8_t mode, uint8_t *offset){ if ( resv > 0x00) continue; uint8_t xtRate = PackBits(si, 3, DemodBuffer); si += 3; //extended mode part of rate - uint8_t 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; //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2+1; //could check psk cr @@ -573,6 +589,7 @@ bool test(uint8_t mode, uint8_t *offset){ //test modulation if (!testModulation(mode, modread)) continue; if (!testBitRate(bitRate, mode)) continue; + *fndBitRate = bitRate; *offset = idx; return TRUE; } @@ -719,7 +736,7 @@ int CmdT55xxReadTrace(const char *Cmd) PrintAndLog(" CID : 0x%02X (%d) - %s", cid, cid, GetModelStrFromCID(cid)); PrintAndLog(" ICR IC Revision : %d",icr ); PrintAndLog(" Manufactured"); - PrintAndLog(" Year/Quarter : 20?%d/%d",year, quarter); + PrintAndLog(" Year/Quarter : %d/%d",year, quarter); PrintAndLog(" Lot ID : %d", lotid ); PrintAndLog(" Wafer number : %d", wafer); PrintAndLog(" Die Number : %d", dw); @@ -762,10 +779,10 @@ int CmdT55xxInfo(const char *Cmd){ if (strlen(Cmd)==0) AquireData( CONFIGURATION_BLOCK ); - + if (!DecodeT55xxBlock()) return 1; - if ( !DemodBufferLen) return 1; + if ( DemodBufferLen < 32) return 1; uint8_t si = config.offset; uint32_t bl0 = PackBits(si, 32, DemodBuffer); @@ -875,7 +892,8 @@ int AquireData( uint8_t block ){ } char * GetBitRateStr(uint32_t id){ - static char buf[20]; + static char buf[25]; + char *retStr = buf; switch (id){ case 0: @@ -955,7 +973,7 @@ char * GetModulationStr( uint32_t id){ snprintf(retStr,sizeof(buf),"%d - FSK 2a RF/10 RF/8",id); break; case 8: - snprintf(retStr,sizeof(buf),"%d - Manschester",id); + snprintf(retStr,sizeof(buf),"%d - Manchester",id); break; case 16: snprintf(retStr,sizeof(buf),"%d - Biphase",id);