#include "util.h"\r
#include "data.h"\r
#include "lfdemod.h"\r
-\r
-#define LF_TRACE_BUFF_SIZE 20000 // 32 x 32 x 10 (32 bit times numofblock (7), times clock skip..)\r
-#define LF_BITSSTREAM_LEN 1000 // more then 1000 bits shouldn't happend.. 8block * 4 bytes * 8bits = \r
-\r
+#include "../common/crc.h"\r
+#include "../common/iso14443crc.h"\r
+#include "cmdhf14a.h"\r
+\r
+#define CONFIGURATION_BLOCK 0x00\r
+#define TRACE_BLOCK 0x01\r
+\r
+// Default configuration\r
+t55xx_conf_block_t config = { .modulation = DEMOD_ASK, .inverted = FALSE, .offset = 0x00, .block0 = 0x00};\r
+\r
+int usage_t55xx_config(){\r
+ PrintAndLog("Usage: lf t55xx config [d <demodulation>] [i 1] [o <offset>]");\r
+ PrintAndLog("Options:");\r
+ PrintAndLog(" h This help");\r
+ PrintAndLog(" d <FSK|ASK|PSK1|PSK2|PSK3|NRZ|BI> Set demodulation");\r
+ PrintAndLog(" i [1] Inverse data signal, defaults to normal");\r
+ PrintAndLog(" o [offset] Set offset where data should start decode in bitstream");\r
+ PrintAndLog("");\r
+ PrintAndLog("Examples:");\r
+ PrintAndLog(" lf t55xx config d FSK - FSK demodulation");\r
+ PrintAndLog(" lf t55xx config d FSK i 1 - FSK demodulation, inverse data");\r
+ PrintAndLog(" lf t55xx config d FSK i 1 o 3 - FSK demodulation, inverse data, offset=3,start from position 3 to decode data");\r
+ PrintAndLog("");\r
+ return 0;\r
+}\r
int usage_t55xx_read(){\r
PrintAndLog("Usage: lf t55xx read <block> <password>");\r
PrintAndLog(" <block>, block number to read. Between 0-7");\r
PrintAndLog(" <password>, OPTIONAL password (8 hex characters)");\r
PrintAndLog("");\r
- PrintAndLog(" sample: lf t55xx read 0 = try reading data from block 0");\r
- PrintAndLog(" : lf t55xx read 0 feedbeef = try reading data from block 0 using password");\r
+ PrintAndLog("Examples:");\r
+ PrintAndLog(" lf t55xx read 0 - read data from block 0");\r
+ PrintAndLog(" lf t55xx read 0 feedbeef - read data from block 0 password feedbeef");\r
PrintAndLog("");\r
return 0;\r
}\r
PrintAndLog(" <data>, 4 bytes of data to write (8 hex characters)");\r
PrintAndLog(" [password], OPTIONAL password 4bytes (8 hex characters)");\r
PrintAndLog("");\r
- PrintAndLog(" sample: lf t55xx wd 3 11223344 = try writing data 11223344 to block 3");\r
- PrintAndLog(" : lf t55xx wd 3 11223344 feedbeef = try writing data 11223344 to block 3 using password feedbeef");\r
+ PrintAndLog("Examples:");\r
+ PrintAndLog(" lf t55xx wd 3 11223344 - write 11223344 to block 3");\r
+ PrintAndLog(" lf t55xx wd 3 11223344 feedbeef - write 11223344 to block 3 password feedbeef");\r
PrintAndLog("");\r
return 0;\r
}\r
int usage_t55xx_trace() {\r
- PrintAndLog("Usage: lf t55xx trace [graph buffer data]");\r
+ PrintAndLog("Usage: lf t55xx trace [1]");\r
PrintAndLog(" [graph buffer data], if set, use Graphbuffer otherwise read data from tag.");\r
PrintAndLog("");\r
- PrintAndLog(" sample: lf t55xx trace");\r
- PrintAndLog(" : lf t55xx trace 1");\r
+ PrintAndLog("Examples:");\r
+ PrintAndLog(" lf t55xx trace");\r
+ PrintAndLog(" lf t55xx trace 1");\r
PrintAndLog("");\r
return 0;\r
}\r
int usage_t55xx_info() {\r
- PrintAndLog("Usage: lf t55xx info [graph buffer data]");\r
+ PrintAndLog("Usage: lf t55xx info [1]");\r
PrintAndLog(" [graph buffer data], if set, use Graphbuffer otherwise read data from tag.");\r
PrintAndLog("");\r
- PrintAndLog(" sample: lf t55xx info");\r
- PrintAndLog(" : lf t55xx info 1");\r
+ PrintAndLog("Examples:");\r
+ PrintAndLog(" lf t55xx info");\r
+ PrintAndLog(" lf t55xx info 1");\r
PrintAndLog("");\r
return 0;\r
}\r
int usage_t55xx_dump(){\r
PrintAndLog("Usage: lf t55xx dump <password>");\r
- PrintAndLog(" <password>, OPTIONAL password 4bytes (8 hex characters)");\r
+ PrintAndLog(" <password>, OPTIONAL password 4bytes (8 hex symbols)");\r
PrintAndLog("");\r
- PrintAndLog(" sample: lf t55xx dump");\r
- PrintAndLog(" : lf t55xx dump feedbeef");\r
+ PrintAndLog("Examples:");\r
+ PrintAndLog(" lf t55xx dump");\r
+ PrintAndLog(" lf t55xx dump feedbeef");\r
+ PrintAndLog("");\r
+ return 0;\r
+}\r
+int usage_t55xx_detect(){\r
+ PrintAndLog("Usage: lf t55xx detect [1]");\r
+ PrintAndLog(" [graph buffer data], if set, use Graphbuffer otherwise read data from tag.");\r
+ PrintAndLog("");\r
+ PrintAndLog("Examples:");\r
+ PrintAndLog(" lf t55xx detect");\r
+ PrintAndLog(" lf t55xx detect 1");\r
PrintAndLog("");\r
return 0;\r
}\r
\r
static int CmdHelp(const char *Cmd);\r
\r
-int CmdReadBlk(const char *Cmd)\r
-{\r
- int i = 0;\r
- int block = -1;\r
- int password = 0xFFFFFFFF; //default to blank Block 7\r
- size_t bitlen = 0;\r
- uint32_t blockData = 0;\r
- uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};\r
+int CmdT55xxSetConfig(const char *Cmd) {\r
+\r
+ uint8_t offset = 0;\r
+ bool errors = FALSE;\r
+ uint8_t cmdp = 0;\r
+ char modulation[5] = {0x00};\r
+ char tmp = 0x00;\r
\r
- char cmdp = param_getchar(Cmd, 0);\r
- if (cmdp == 'h' || cmdp == 'H') {\r
- usage_t55xx_read();\r
+ while(param_getchar(Cmd, cmdp) != 0x00 && !errors)\r
+ {\r
+ tmp = param_getchar(Cmd, cmdp);\r
+ switch(tmp)\r
+ {\r
+ case 'h':\r
+ case 'H':\r
+ return usage_t55xx_config();\r
+ case 'd':\r
+ param_getstr(Cmd, cmdp+1, modulation);\r
+ cmdp += 2;\r
+ \r
+ if ( strcmp(modulation, "FSK" ) == 0)\r
+ config.modulation = DEMOD_FSK;\r
+ else if ( strcmp(modulation, "ASK" ) == 0)\r
+ config.modulation = DEMOD_ASK;\r
+ else if ( strcmp(modulation, "NRZ" ) == 0)\r
+ config.modulation = DEMOD_NRZ;\r
+ else if ( strcmp(modulation, "PSK1" ) == 0)\r
+ config.modulation = DEMOD_PSK1;\r
+ else if ( strcmp(modulation, "PSK2" ) == 0)\r
+ config.modulation = DEMOD_PSK2;\r
+ else if ( strcmp(modulation, "PSK3" ) == 0)\r
+ config.modulation = DEMOD_PSK3; \r
+ else if ( strcmp(modulation, "BI" ) == 0)\r
+ config.modulation = DEMOD_BI;\r
+ else {\r
+ PrintAndLog("Unknown modulation '%s'", modulation);\r
+ errors = TRUE;\r
+ }\r
+ break;\r
+ case 'i':\r
+ config.inverted = param_getchar(Cmd,cmdp+1) == '1';\r
+ cmdp+=2;\r
+ break;\r
+ case 'o':\r
+ errors |= param_getdec(Cmd, cmdp+1,&offset);\r
+ if ( !errors )\r
+ config.offset = offset;\r
+ cmdp += 2;\r
+ break;\r
+ default:\r
+ PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
+ errors = TRUE;\r
+ break;\r
+ }\r
+ }\r
+\r
+ // No args\r
+ if (cmdp == 0) {\r
+ printConfiguration( config );\r
return 0;\r
}\r
+ //Validations\r
+ if (errors)\r
+ return usage_t55xx_config();\r
+ \r
+ config.block0 = 0;\r
+ printConfiguration( config );\r
+ return 0;\r
+}\r
+\r
+int CmdT55xxReadBlock(const char *Cmd) {\r
+ int block = -1;\r
+ int password = 0xFFFFFFFF; //default to blank Block 7\r
+\r
+ char cmdp = param_getchar(Cmd, 0);\r
+ if (cmdp == 'h' || cmdp == 'H')\r
+ return usage_t55xx_read();\r
\r
int res = sscanf(Cmd, "%d %x", &block, &password);\r
\r
- if ( res < 1 || res > 2 ){\r
- usage_t55xx_read();\r
- return 1;\r
- }\r
+ if ( res < 1 || res > 2 )\r
+ return usage_t55xx_read();\r
+\r
\r
if ((block < 0) | (block > 7)) {\r
PrintAndLog("Block must be between 0 and 7");\r
uint8_t got[12000];\r
GetFromBigBuf(got,sizeof(got),0);\r
WaitForResponse(CMD_ACK,NULL);\r
-\r
setGraphBuf(got, 12000);\r
- \r
- bitlen = getFromGraphBuf(bits);\r
-\r
- int ans = 0;\r
- ans = CmdFSKrawdemod("");\r
- ans = CmdFSKrawdemod("1"); //invert?\r
- ans = Cmdaskmandemod("");\r
- ans = Cmdaskrawdemod("");\r
- ans = CmdNRZrawDemod("");\r
- ans = CmdPSK1rawDemod("");\r
- ans = CmdPSK2rawDemod("");\r
- \r
- // if ( !tryDemod(bits, bitlen) )\r
- // return 3;\r
- \r
- // //move bits back to DemodBuffer\r
- // setDemodBuf(bits, bitlen, 0);\r
- // printBitStream(bits, bitlen);\r
- if ( !DemodBufferLen) \r
- return 0;\r
+\r
+ DecodeT55xxBlock();\r
+ printT55xxBlock("");\r
+ return 0;\r
+}\r
+\r
+void DecodeT55xxBlock(){\r
\r
- for (;i<DemodBufferLen;++i)\r
- bits[i]=DemodBuffer[i];\r
+ char buf[8] = {0x00};\r
+ char *cmdStr = buf;\r
+\r
+ DemodBufferLen = 0x00;\r
\r
- blockData = PackBits(1, 32, bits);\r
+ switch( config.modulation ){\r
+ case DEMOD_FSK:\r
+ sprintf(cmdStr,"0 %d", config.inverted );\r
+ FSKrawDemod(cmdStr, FALSE);\r
+ break;\r
+ case DEMOD_ASK:\r
+ sprintf(cmdStr,"0 %d 1", config.inverted );\r
+ ASKmanDemod(cmdStr, FALSE, FALSE);\r
+ break;\r
+ case DEMOD_PSK1:\r
+ sprintf(cmdStr,"0 %d 1", config.inverted );\r
+ PSKDemod(cmdStr, FALSE);\r
+ break;\r
+ case DEMOD_PSK2:\r
+ sprintf(cmdStr,"0 %d 1", config.inverted );\r
+ PSKDemod(cmdStr, FALSE);\r
+ psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
+ break;\r
+ case DEMOD_PSK3:\r
+ sprintf(cmdStr,"0 %d 1", config.inverted );\r
+ PSKDemod(cmdStr, FALSE);\r
+ psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
+ break;\r
+ case DEMOD_NRZ:\r
+ sprintf(cmdStr,"0 %d 1", config.inverted );\r
+ NRZrawDemod(cmdStr, FALSE);\r
+ break;\r
+ case DEMOD_BI:\r
+ sprintf(cmdStr,"0 0 %d 1", config.inverted );\r
+ ASKbiphaseDemod(cmdStr, FALSE);\r
+ break;\r
+ default:\r
+ return;\r
+ }\r
+}\r
+\r
+int CmdT55xxDetect(const char *Cmd){\r
+\r
+ char cmdp = param_getchar(Cmd, 0);\r
+ \r
+ if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') \r
+ return usage_t55xx_detect();\r
\r
- if ( block < 0)\r
- PrintAndLog(" Decoded : 0x%08X %s", blockData, sprint_bin(bits+1,32) );\r
- else\r
- PrintAndLog(" Block %d : 0x%08X %s", block, blockData, sprint_bin(bits+1,32) );\r
+ if ( strlen(Cmd)==0)\r
+ AquireData(CONFIGURATION_BLOCK);\r
\r
+ if ( !tryDetectModulation() )\r
+ PrintAndLog("Could not detect modulation automatically. Try setting it manually with \'lf t55xx config\'");\r
+\r
return 0;\r
}\r
\r
+bool tryDetectModulation(){\r
+ \r
+ uint8_t hits = 0;\r
+ t55xx_conf_block_t tests[15];\r
+ \r
+ if (GetFskClock("", FALSE, FALSE)){ \r
+ if ( FSKrawDemod("0 0", FALSE) && test(DEMOD_FSK, &tests[hits].offset)){\r
+ tests[hits].modulation = DEMOD_FSK;\r
+ tests[hits].inverted = FALSE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); \r
+ ++hits;\r
+ }\r
+ if ( FSKrawDemod("0 1", FALSE) && test(DEMOD_FSK, &tests[hits].offset)) {\r
+ tests[hits].modulation = DEMOD_FSK;\r
+ tests[hits].inverted = TRUE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); \r
+ ++hits;\r
+ }\r
+ } else {\r
+ if ( ASKmanDemod("0 0 1", FALSE, FALSE) && test(DEMOD_ASK, &tests[hits].offset)) {\r
+ tests[hits].modulation = DEMOD_ASK;\r
+ tests[hits].inverted = FALSE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); \r
+ ++hits;\r
+ }\r
+\r
+ if ( ASKmanDemod("0 1 1", FALSE, FALSE) && test(DEMOD_ASK, &tests[hits].offset)) {\r
+ tests[hits].modulation = DEMOD_ASK;\r
+ tests[hits].inverted = TRUE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
+ ++hits;\r
+ }\r
+ \r
+ if ( NRZrawDemod("0 0 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset)) {\r
+ tests[hits].modulation = DEMOD_NRZ;\r
+ tests[hits].inverted = FALSE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
+ ++hits;\r
+ }\r
+\r
+ if ( NRZrawDemod("0 1 1", FALSE) && test(DEMOD_NRZ, &tests[hits].offset)) {\r
+ tests[hits].modulation = DEMOD_NRZ;\r
+ tests[hits].inverted = TRUE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
+ ++hits;\r
+ }\r
+ \r
+ if ( PSKDemod("0 0 1", FALSE) && test(DEMOD_PSK1, &tests[hits].offset)) {\r
+ tests[hits].modulation = DEMOD_PSK1;\r
+ tests[hits].inverted = FALSE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); \r
+ ++hits;\r
+ }\r
+ \r
+ if ( PSKDemod("0 1 1", FALSE) && test(DEMOD_PSK1, &tests[hits].offset)) {\r
+ tests[hits].modulation = DEMOD_PSK1;\r
+ tests[hits].inverted = TRUE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); \r
+ ++hits;\r
+ }\r
+\r
+ // PSK2 - needs a call to psk1TOpsk2.\r
+ if ( PSKDemod("0 0 1", FALSE)) {\r
+ psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
+ if (test(DEMOD_PSK2, &tests[hits].offset)){\r
+ tests[hits].modulation = DEMOD_PSK2;\r
+ tests[hits].inverted = FALSE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); \r
+ ++hits;\r
+ }\r
+ }\r
+ // PSK2 - needs a call to psk1TOpsk2.\r
+ if ( PSKDemod("0 1 1", FALSE)) {\r
+ psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
+ if (test(DEMOD_PSK2, &tests[hits].offset)){\r
+ tests[hits].modulation = DEMOD_PSK2;\r
+ tests[hits].inverted = TRUE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); \r
+ ++hits;\r
+ }\r
+ }\r
+\r
+ // PSK3 - needs a call to psk1TOpsk2.\r
+ if ( PSKDemod("0 0 1", FALSE)) {\r
+ psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
+ if (test(DEMOD_PSK3, &tests[hits].offset)){\r
+ tests[hits].modulation = DEMOD_PSK3;\r
+ tests[hits].inverted = FALSE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer); \r
+ ++hits;\r
+ }\r
+ }\r
+ // PSK3 - needs a call to psk1TOpsk2.\r
+ if ( PSKDemod("0 1 1", FALSE)) {\r
+ psk1TOpsk2(DemodBuffer, DemodBufferLen);\r
+ if (test(DEMOD_PSK3, &tests[hits].offset)){\r
+ tests[hits].modulation = DEMOD_PSK3;\r
+ tests[hits].inverted = TRUE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
+ ++hits;\r
+ }\r
+ }\r
+ \r
+ if ( ASKbiphaseDemod("0 0 0 1", FALSE) && test(DEMOD_BI, &tests[hits].offset) ) {\r
+ tests[hits].modulation = DEMOD_BI;\r
+ tests[hits].inverted = FALSE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
+ ++hits;\r
+ }\r
+ if ( ASKbiphaseDemod("0 0 1 1", FALSE) && test(DEMOD_BI, &tests[hits].offset) ) {\r
+ tests[hits].modulation = DEMOD_BI;\r
+ tests[hits].inverted = TRUE;\r
+ tests[hits].block0 = PackBits(tests[hits].offset, 32, DemodBuffer);\r
+ ++hits;\r
+ }\r
+ } \r
+\r
+ if ( hits == 1) {\r
+ config.modulation = tests[0].modulation;\r
+ config.inverted = tests[0].inverted;\r
+ config.offset = tests[0].offset;\r
+ \r
+ DecodeT55xxBlock();\r
+ if (DemodBufferLen > config.offset + 32) \r
+ config.block0 = PackBits(config.offset, 32, DemodBuffer);\r
+ printConfiguration( config );\r
+ return TRUE;\r
+ }\r
+ \r
+ if ( hits > 1) {\r
+ PrintAndLog("Found [%d] possible matches for modulation.",hits);\r
+ for(int i=0; i<hits; ++i){\r
+ PrintAndLog("--[%d]---------------", i+1);\r
+ printConfiguration( tests[i] );\r
+ }\r
+ }\r
+ return FALSE;\r
+}\r
+\r
+bool testModulation(uint8_t mode, uint8_t modread){\r
+ switch( mode ){\r
+ case DEMOD_FSK:\r
+ if (modread > 3 && modread < 8) return TRUE;\r
+ break;\r
+ case DEMOD_ASK:\r
+ if (modread == 8) return TRUE;\r
+ break;\r
+ case DEMOD_PSK1:\r
+ if (modread == 1) return TRUE;\r
+ break;\r
+ case DEMOD_PSK2:\r
+ if (modread == 2) return TRUE;\r
+ break;\r
+ case DEMOD_PSK3:\r
+ if (modread == 3) return TRUE;\r
+ break;\r
+ case DEMOD_NRZ:\r
+ if (!modread) return TRUE;\r
+ break;\r
+ case DEMOD_BI:\r
+ if (modread == 16) return TRUE;\r
+ break;\r
+ default:\r
+ return FALSE;\r
+ }\r
+ return FALSE;\r
+}\r
+\r
+bool test(uint8_t mode, uint8_t *offset){\r
+\r
+ if ( !DemodBufferLen) return FALSE;\r
+ \r
+ uint8_t si = 0;\r
+ for (uint8_t idx = 0; idx < 64; ++idx){\r
+ si = idx;\r
+ if ( PackBits(si, 32, DemodBuffer) == 0x00 ) continue;\r
+\r
+ uint8_t safer = PackBits(si, 4, DemodBuffer); si += 4; //master key\r
+ uint8_t resv = PackBits(si, 4, DemodBuffer); si += 4; //was 7 & +=7+3 //should be only 4 bits if extended mode\r
+\r
+ // 2nibble must be zeroed.\r
+ // moved test to here, since this gets most faults first.\r
+ if ( resv > 0x00) continue;\r
+\r
+ uint8_t xtRate = PackBits(si, 3, DemodBuffer); si += 3+3; //new\r
+ //uint8_t bitRate = PackBits(si, 3, DemodBuffer); si += 3; //new could check bit rate\r
+ uint8_t extend = PackBits(si, 1, DemodBuffer); si += 1; //bit 15 extended mode\r
+ uint8_t modread = PackBits(si, 5, DemodBuffer); si += 5+2+1; //new\r
+ //uint8_t pskcr = PackBits(si, 2, DemodBuffer); si += 2+1; //new could check psk cr\r
+ uint8_t nml01 = PackBits(si, 1, DemodBuffer); si += 1+5; //bit 24 , 30, 31 could be tested for 0 if not extended mode\r
+ uint8_t nml02 = PackBits(si, 2, DemodBuffer); si += 2;\r
+ \r
+ //if extended mode\r
+ bool extMode =( (safer == 0x6 || safer == 0x9) && extend) ? TRUE : FALSE;\r
+\r
+ if (!extMode){\r
+ if (nml01 || nml02 || xtRate) continue;\r
+ }\r
+\r
+ //test modulation\r
+ if (!testModulation(mode, modread)) continue;\r
+ \r
+ *offset = idx;\r
+ return TRUE;\r
+ }\r
+ return FALSE;\r
+}\r
+\r
+void printT55xxBlock(const char *demodStr){\r
+\r
+ uint8_t i = config.offset;\r
+ uint8_t endpos = 32 + i; \r
+ uint32_t blockData = 0;\r
+ uint8_t bits[64] = {0x00};\r
\r
-/*\r
-FSK1 / FSK1a\r
-size = fskdemod(dest, size, 32, 0, 8, 10); // fsk1 RF/32 \r
-size = fskdemod(dest, size, 32, 1, 8, 10); // fsk1a RF/32 \r
-\r
-FSK2 / FSK2a\r
-size = fskdemod(dest, size, 32, 0, 10, 8); // fsk2 RF/32 \r
-size = fskdemod(dest, size, 32, 1, 10, 8); // fsk2a RF/32 \r
-size = fskdemod(dest, size, 50, 1, 10, 8); // fsk2a RF/50 \r
-size = fskdemod(dest, size, 64, 1, 10, 8); // FSK2a RF/64 \r
-\r
-PSK1\r
-errCnt = pskRawDemod(bits, &bitlen, 32, 0);\r
-*/\r
-bool tryDemod(uint8_t bits[], size_t bitlen) {\r
- \r
- int invert = 0;\r
- int clk = 0;\r
- int errCnt, size;\r
- int maxErr = 100;\r
- uint8_t rflen, fchigh, fclow, dummy = 0;\r
- uint16_t fcs=0;\r
-\r
- // ASK - manchester demod\r
- errCnt = askmandemod(bits, &bitlen, &clk, &invert, maxErr);\r
- if ( analyseDemod(errCnt, bitlen, clk, invert) ) \r
- return true;\r
-\r
- // FSK demod\r
- fcs = countFC(bits, bitlen, &dummy);\r
- if (fcs == 0){\r
- fchigh = 10;\r
- fclow = 8;\r
- }else{\r
- fchigh = (fcs >> 8) & 0xFF;\r
- fclow = fcs & 0xFF;\r
+ if ( !DemodBufferLen) return;\r
+ \r
+ if ( endpos > DemodBufferLen){\r
+ PrintAndLog("The configured offset %d is too big. Possible offset: %d)", i, DemodBufferLen-32);\r
+ return;\r
}\r
- //get bit clock length\r
- rflen = detectFSKClk(bits, bitlen, fchigh, fclow);\r
- rflen = (rflen == 0) ? 50 : rflen;\r
\r
- size = fskdemod(bits, bitlen, rflen, invert, fchigh, fclow);\r
- if ( analyseDemod(size, bitlen, clk, invert) ) \r
- return true; \r
+ for (; i < endpos; ++i)\r
+ bits[i - config.offset] = DemodBuffer[i];\r
\r
- // PSK demod\r
- return false;\r
+ blockData = PackBits(0, 32, bits);\r
+ PrintAndLog("0x%08X %s [%s]", blockData, sprint_bin(bits,32), demodStr);\r
}\r
\r
-bool analyseDemod( int errCnt, size_t bitlen, uint8_t clock, uint8_t invert){\r
- if (g_debugMode) \r
- PrintAndLog("ErrorCount: %d, Bits Found: %d, Clock: %d, invert: %d", errCnt, bitlen, clock, invert);\r
- //PrintAndLog("Args invert: %d - Clock:%d - fchigh:%d - fclow: %d",invert,rfLen,fchigh, fclow);\r
- \r
- //throw away static - allow 1 and -1 (in case of threshold command first)\r
- if ( errCnt == -1 || bitlen < 32 ){ \r
- PrintAndLog("no success demod");\r
- return false;\r
+int special(const char *Cmd) {\r
+ uint32_t blockData = 0;\r
+ uint8_t bits[32] = {0x00};\r
+\r
+ PrintAndLog("[OFFSET] [DATA] [BINARY]");\r
+ PrintAndLog("----------------------------------------------------");\r
+ int i,j = 0;\r
+ for (; j < 64; ++j){\r
+ \r
+ for (i = 0; i < 32; ++i)\r
+ bits[i]=DemodBuffer[j+i];\r
+ \r
+ blockData = PackBits(0, 32, bits);\r
+\r
+ //char indicate[4] = {0x00};\r
+ // if ( (blockData >> 24) == 0xE0 )\r
+ // sprintf(indicate,"<--");\r
+ //PrintAndLog("[%02d] 0x%08X %s %s",j , blockData, sprint_bin(bits,32), indicate); \r
+ PrintAndLog("[%02d] 0x%08X %s",j , blockData, sprint_bin(bits,32)); \r
}\r
- return true;\r
+ \r
+ return 0;\r
}\r
\r
-int CmdWriteBlk(const char *Cmd)\r
+void printConfiguration( t55xx_conf_block_t b){\r
+ PrintAndLog("Modulation : %s", GetSelectedModulationStr(b.modulation) );\r
+ PrintAndLog("Inverted : %s", (b.inverted) ? "Yes" : "No" );\r
+ PrintAndLog("Offset : %d", b.offset);\r
+ PrintAndLog("Block0 : 0x%08X", b.block0);\r
+ PrintAndLog("");\r
+}\r
+\r
+int CmdT55xxWriteBlock(const char *Cmd)\r
{\r
int block = 8; //default to invalid block\r
int data = 0xFFFFFFFF; //default to blank Block \r
return 0;\r
}\r
\r
-int CmdReadTrace(const char *Cmd)\r
+int CmdT55xxReadTrace(const char *Cmd)\r
{\r
- size_t bitlen;\r
- uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};\r
-\r
char cmdp = param_getchar(Cmd, 0);\r
\r
- if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {\r
- usage_t55xx_trace();\r
- return 0;\r
- }\r
+ if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') \r
+ return usage_t55xx_trace();\r
\r
if ( strlen(Cmd)==0){\r
- \r
- UsbCommand c = {CMD_T55XX_READ_TRACE, {0, 0, 0}};\r
- SendCommand(&c);\r
- if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
- PrintAndLog("command execution time out");\r
- return 1;\r
- }\r
- //darn\r
- //CmdSamples("12000");\r
+ AquireData( TRACE_BLOCK );\r
}\r
\r
- bitlen = getFromGraphBuf(bits);\r
-\r
+ DecodeT55xxBlock();\r
\r
+ if (!DemodBufferLen) return 1;\r
+ \r
RepaintGraphWindow();\r
-\r
- uint8_t si = 5;\r
- uint32_t bl0 = PackBits(si, 32, bits);\r
- uint32_t bl1 = PackBits(si+32, 32, bits);\r
+ uint8_t repeat = 0;\r
+ if (config.offset > 5) \r
+ repeat = 32;\r
+ uint8_t si = config.offset+repeat;\r
+ uint32_t bl0 = PackBits(si, 32, DemodBuffer);\r
+ uint32_t bl1 = PackBits(si+32, 32, DemodBuffer);\r
\r
- uint32_t acl = PackBits(si, 8, bits); si += 8;\r
- uint32_t mfc = PackBits(si, 8, bits); si += 8;\r
- uint32_t cid = PackBits(si, 5, bits); si += 5;\r
- uint32_t icr = PackBits(si, 3, bits); si += 3;\r
- uint32_t year = PackBits(si, 4, bits); si += 4;\r
- uint32_t quarter = PackBits(si, 2, bits); si += 2;\r
- uint32_t lotid = PackBits(si, 12, bits); si += 12;\r
- uint32_t wafer = PackBits(si, 5, bits); si += 5;\r
- uint32_t dw = PackBits(si, 15, bits); \r
+ uint32_t acl = PackBits(si, 8, DemodBuffer); si += 8;\r
+ uint32_t mfc = PackBits(si, 8, DemodBuffer); si += 8;\r
+ uint32_t cid = PackBits(si, 5, DemodBuffer); si += 5;\r
+ uint32_t icr = PackBits(si, 3, DemodBuffer); si += 3;\r
+ uint32_t year = PackBits(si, 4, DemodBuffer); si += 4;\r
+ uint32_t quarter = PackBits(si, 2, DemodBuffer); si += 2;\r
+ uint32_t lotid = PackBits(si, 12, DemodBuffer); si += 12;\r
+ uint32_t wafer = PackBits(si, 5, DemodBuffer); si += 5;\r
+ uint32_t dw = PackBits(si, 15, DemodBuffer); \r
+ \r
+ year += 2000;\r
\r
PrintAndLog("");\r
PrintAndLog("-- T55xx Trace Information ----------------------------------");\r
PrintAndLog("-------------------------------------------------------------");\r
PrintAndLog(" ACL Allocation class (ISO/IEC 15963-1) : 0x%02X (%d)", acl, acl);\r
- PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6) : 0x%02X (%d)", mfc, mfc);\r
- PrintAndLog(" CID : 0x%02X (%d)", cid, cid);\r
+ PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6) : 0x%02X (%d) - %s", mfc, mfc, getTagInfo(mfc));\r
+ PrintAndLog(" CID : 0x%02X (%d) - %s", cid, cid, GetModelStrFromCID(cid));\r
PrintAndLog(" ICR IC Revision : %d",icr );\r
PrintAndLog(" Manufactured");\r
- PrintAndLog(" Year/Quarter : %d/%d",2000+year, quarter );\r
+ PrintAndLog(" Year/Quarter : %d/%d",year, quarter );\r
PrintAndLog(" Lot ID : %d", lotid );\r
PrintAndLog(" Wafer number : %d", wafer);\r
PrintAndLog(" Die Number : %d", dw);\r
PrintAndLog("-------------------------------------------------------------");\r
PrintAndLog(" Raw Data - Page 1");\r
- PrintAndLog(" Block 0 : 0x%08X %s", bl0, sprint_bin(bits+5,32) );\r
- PrintAndLog(" Block 0 : 0x%08X %s", bl1, sprint_bin(bits+37,32) );\r
+ PrintAndLog(" Block 0 : 0x%08X %s", bl0, sprint_bin(DemodBuffer+config.offset+repeat,32) );\r
+ PrintAndLog(" Block 1 : 0x%08X %s", bl1, sprint_bin(DemodBuffer+config.offset+repeat+32,32) );\r
PrintAndLog("-------------------------------------------------------------");\r
+ \r
+ if ( acl != 0xE0 ) \r
+ PrintAndLog("The modulation is most likely wrong since the ACL is not 0xE0. ");\r
/*\r
TRACE - BLOCK O\r
Bits Definition HEX\r
return 0;\r
}\r
\r
-int CmdInfo(const char *Cmd){\r
+int CmdT55xxInfo(const char *Cmd){\r
/*\r
Page 0 Block 0 Configuration data.\r
Normal mode\r
*/\r
char cmdp = param_getchar(Cmd, 0);\r
\r
- if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {\r
- usage_t55xx_info();\r
- return 0;\r
- } else {\r
- CmdReadBlk("0");\r
- } \r
+ if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') \r
+ return usage_t55xx_info();\r
+ \r
+ if (strlen(Cmd)==0)\r
+ AquireData( CONFIGURATION_BLOCK );\r
+ \r
+ DecodeT55xxBlock();\r
\r
- uint8_t bits[LF_BITSSTREAM_LEN] = {0x00};\r
-\r
- manchester_decode(GraphBuffer, LF_TRACE_BUFF_SIZE, bits, LF_BITSSTREAM_LEN);\r
- \r
- uint8_t si = 5;\r
- uint32_t bl0 = PackBits(si, 32, bits);\r
- \r
- uint32_t safer = PackBits(si, 4, bits); si += 4; \r
- uint32_t resv = PackBits(si, 7, bits); si += 7;\r
- uint32_t dbr = PackBits(si, 3, bits); si += 3;\r
- uint32_t extend = PackBits(si, 1, bits); si += 1;\r
- uint32_t datamodulation = PackBits(si, 5, bits); si += 5;\r
- uint32_t pskcf = PackBits(si, 2, bits); si += 2;\r
- uint32_t aor = PackBits(si, 1, bits); si += 1; \r
- uint32_t otp = PackBits(si, 1, bits); si += 1; \r
- uint32_t maxblk = PackBits(si, 3, bits); si += 3;\r
- uint32_t pwd = PackBits(si, 1, bits); si += 1; \r
- uint32_t sst = PackBits(si, 1, bits); si += 1; \r
- uint32_t fw = PackBits(si, 1, bits); si += 1;\r
- uint32_t inv = PackBits(si, 1, bits); si += 1; \r
- uint32_t por = PackBits(si, 1, bits); si += 1;\r
+ if (!DemodBufferLen) return 1;\r
+ \r
+ uint8_t si = config.offset;\r
+ uint32_t bl0 = PackBits(si, 32, DemodBuffer);\r
+ \r
+ uint32_t safer = PackBits(si, 4, DemodBuffer); si += 4; \r
+ uint32_t resv = PackBits(si, 7, DemodBuffer); si += 7;\r
+ uint32_t dbr = PackBits(si, 3, DemodBuffer); si += 3;\r
+ uint32_t extend = PackBits(si, 1, DemodBuffer); si += 1;\r
+ uint32_t datamod = PackBits(si, 5, DemodBuffer); si += 5;\r
+ uint32_t pskcf = PackBits(si, 2, DemodBuffer); si += 2;\r
+ uint32_t aor = PackBits(si, 1, DemodBuffer); si += 1; \r
+ uint32_t otp = PackBits(si, 1, DemodBuffer); si += 1; \r
+ uint32_t maxblk = PackBits(si, 3, DemodBuffer); si += 3;\r
+ uint32_t pwd = PackBits(si, 1, DemodBuffer); si += 1; \r
+ uint32_t sst = PackBits(si, 1, DemodBuffer); si += 1; \r
+ uint32_t fw = PackBits(si, 1, DemodBuffer); si += 1;\r
+ uint32_t inv = PackBits(si, 1, DemodBuffer); si += 1; \r
+ uint32_t por = PackBits(si, 1, DemodBuffer); si += 1;\r
\r
PrintAndLog("");\r
PrintAndLog("-- T55xx Configuration & Tag Information --------------------");\r
PrintAndLog(" reserved : %d", resv);\r
PrintAndLog(" Data bit rate : %s", GetBitRateStr(dbr));\r
PrintAndLog(" eXtended mode : %s", (extend) ? "Yes - Warning":"No");\r
- PrintAndLog(" Modulation : %s", GetModulationStr(datamodulation) );\r
- PrintAndLog(" PSK clock freq : %d", pskcf);\r
+ PrintAndLog(" Modulation : %s", GetModulationStr(datamod));\r
+ PrintAndLog(" PSK clock frequency : %d", pskcf);\r
PrintAndLog(" AOR - Answer on Request : %s", (aor) ? "Yes":"No");\r
PrintAndLog(" OTP - One Time Pad : %s", (otp) ? "Yes - Warning":"No" );\r
PrintAndLog(" Max block : %d", maxblk);\r
PrintAndLog(" Password mode : %s", (pwd) ? "Yes":"No");\r
PrintAndLog(" Sequence Start Terminator : %s", (sst) ? "Yes":"No");\r
- PrintAndLog(" Fast Write : %s", (fw) ? "Yes":"No");\r
+ PrintAndLog(" Fast Write : %s", (fw) ? "Yes":"No");\r
PrintAndLog(" Inverse data : %s", (inv) ? "Yes":"No");\r
PrintAndLog(" POR-Delay : %s", (por) ? "Yes":"No");\r
PrintAndLog("-------------------------------------------------------------");\r
PrintAndLog(" Raw Data - Page 0");\r
- PrintAndLog(" Block 0 : 0x%08X %s", bl0, sprint_bin(bits+5,32) );\r
+ PrintAndLog(" Block 0 : 0x%08X %s", bl0, sprint_bin(DemodBuffer+config.offset,32) );\r
PrintAndLog("-------------------------------------------------------------");\r
- \r
return 0;\r
}\r
\r
-int CmdDump(const char *Cmd){\r
+int CmdT55xxDump(const char *Cmd){\r
\r
char s[20] = {0x00};\r
uint8_t pwd[4] = {0x00};\r
} else {\r
sprintf(s,"%d", i);\r
}\r
- CmdReadBlk(s);\r
+ CmdT55xxReadBlock(s);\r
}\r
return 0;\r
}\r
\r
-int CmdIceFsk(const char *Cmd){\r
+int AquireData( uint8_t block ){\r
\r
- if (!HasGraphData()) return 0;\r
+ UsbCommand c;\r
+ \r
+ if ( block == CONFIGURATION_BLOCK ) \r
+ c.cmd = CMD_T55XX_READ_BLOCK;\r
+ else if (block == TRACE_BLOCK )\r
+ c.cmd = CMD_T55XX_READ_TRACE;\r
+ \r
+ c.arg[0] = 0x00;\r
+ c.arg[1] = 0x00;\r
+ c.arg[2] = 0x00;\r
+ c.d.asBytes[0] = 0x0; \r
\r
- iceFsk3(GraphBuffer, LF_TRACE_BUFF_SIZE);\r
- RepaintGraphWindow();\r
- return 0;\r
-}\r
-int CmdIceManchester(const char *Cmd){\r
- ManchesterDemod( -1);\r
- return 0;\r
-}\r
-int ManchesterDemod(int blockNum){\r
+ //Password mode\r
+ // if ( res == 2 ) {\r
+ // c.arg[2] = password;\r
+ // c.d.asBytes[0] = 0x1; \r
+ // }\r
\r
- if (!HasGraphData()) return 0;\r
- \r
- uint8_t sizebyte = 32;\r
- // the value 5 was selected during empirical studies of the decoded data. Some signal noise to skip.\r
- uint8_t offset = 5;\r
- uint32_t blockData;\r
- uint8_t bits[LF_BITSSTREAM_LEN] = {0x00};\r
- uint8_t * bitstream = bits;\r
- \r
- manchester_decode(GraphBuffer, LF_TRACE_BUFF_SIZE, bits, LF_BITSSTREAM_LEN); \r
- blockData = PackBits(offset, sizebyte, bits);\r
+ SendCommand(&c);\r
+ if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
+ PrintAndLog("command execution time out");\r
+ return 1;\r
+ }\r
\r
- if ( blockNum < 0)\r
- PrintAndLog(" Decoded : 0x%08X %s", blockData, sprint_bin(bitstream+offset,sizebyte) );\r
- else\r
- PrintAndLog(" Block %d : 0x%08X %s", blockNum, blockData, sprint_bin(bitstream+offset,sizebyte) );\r
- \r
+ uint8_t got[12000];\r
+ GetFromBigBuf(got,sizeof(got),0);\r
+ WaitForResponse(CMD_ACK,NULL);\r
+ setGraphBuf(got, 12000);\r
return 0;\r
-} \r
+}\r
\r
char * GetBitRateStr(uint32_t id){\r
static char buf[40];\r
\r
sprintf(retStr,"%d",id);\r
if (id == 6) {\r
- sprintf(retStr,"%d - pasdwd",id);\r
+ sprintf(retStr,"%d - passwd",id);\r
}\r
if (id == 9 ){\r
- sprintf(retStr,"%d - testmode ",id);\r
+ sprintf(retStr,"%d - testmode",id);\r
}\r
\r
return buf;\r
return buf;\r
}\r
\r
+char * GetModelStrFromCID(uint32_t cid){\r
+ \r
+ static char buf[10];\r
+ char *retStr = buf;\r
+ \r
+ if (cid == 1) sprintf(retStr,"ATA5577M1");\r
+ if (cid == 2) sprintf(retStr,"ATA5577M2"); \r
+ return buf;\r
+}\r
+\r
+char * GetSelectedModulationStr( uint8_t id){\r
+\r
+ static char buf[16];\r
+ char *retStr = buf;\r
+ \r
+ switch (id){\r
+ case DEMOD_FSK:\r
+ sprintf(retStr,"FSK");\r
+ break;\r
+ case DEMOD_ASK: \r
+ sprintf(retStr,"ASK");\r
+ break;\r
+ case DEMOD_NRZ:\r
+ sprintf(retStr,"DIRECT/NRZ");\r
+ break;\r
+ case DEMOD_PSK1:\r
+ sprintf(retStr,"PSK1");\r
+ break;\r
+ case DEMOD_PSK2:\r
+ sprintf(retStr,"PSK2");\r
+ break;\r
+ case DEMOD_PSK3:\r
+ sprintf(retStr,"PSK3");\r
+ break; \r
+ case DEMOD_BI:\r
+ sprintf(retStr,"BIPHASE");\r
+ break;\r
+ default:\r
+ sprintf(retStr,"(Unknown)");\r
+ break;\r
+ }\r
+ return buf;\r
+}\r
\r
uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits){\r
\r
int i = start;\r
int j = len-1;\r
- if (len > 32) {\r
- return 0;\r
- }\r
+\r
+ if (len > 32) return 0;\r
+\r
uint32_t tmp = 0;\r
- for (; j >= 0; --j, ++i){\r
+ for (; j >= 0; --j, ++i)\r
tmp |= bits[i] << j;\r
- }\r
+ \r
return tmp;\r
}\r
\r
static command_t CommandTable[] =\r
{\r
- {"help", CmdHelp, 1, "This help"},\r
- {"read", CmdReadBlk, 0, "<block> [password] -- Read T55xx block data (page 0) [optional password]"},\r
- {"write", CmdWriteBlk, 0, "<block> <data> [password] -- Write T55xx block data (page 0) [optional password]"},\r
- {"trace", CmdReadTrace, 0, "[1] Read T55xx traceability data (page 1/ blk 0-1)"},\r
- {"info", CmdInfo, 0, "[1] Read T55xx configuration data (page 0/ blk 0)"},\r
- {"dump", CmdDump, 0, "[password] Dump T55xx card block 0-7. [optional password]"},\r
+ {"help", CmdHelp, 1, "This help"},\r
+ {"config", CmdT55xxSetConfig, 1, "Set/Get T55XX configuration (modulation, inverted, offset)"},\r
+ {"detect", CmdT55xxDetect, 0, "[1] Try detecting the tag modulation from reading the configuration block."},\r
+ {"read", CmdT55xxReadBlock, 0, "<block> [password] -- Read T55xx block data (page 0) [optional password]"},\r
+ {"write", CmdT55xxWriteBlock,0, "<block> <data> [password] -- Write T55xx block data (page 0) [optional password]"},\r
+ {"trace", CmdT55xxReadTrace, 0, "[1] Show T55xx traceability data (page 1/ blk 0-1)"},\r
+ {"info", CmdT55xxInfo, 0, "[1] Show T55xx configuration data (page 0/ blk 0)"},\r
+ {"dump", CmdT55xxDump, 0, "[password] Dump T55xx card block 0-7. [optional password]"},\r
+ {"special", special, 0, "Show block changes with 64 different offsets"},\r
{NULL, NULL, 0, NULL}\r
};\r
\r
projects / proxmark3-svn / blobdiff