FIX: lf t55xx commands seem to work like they should. Detect now detects between...

[proxmark3-svn] / client / cmdlft55xx.c

diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c
index 78d90e7cda17ee9f80f25daa030ce0e8bff91d29..b303aced4438d3870c1737c525f009956d173e9f 100644 (file)
--- a/client/cmdlft55xx.c
+++ b/client/cmdlft55xx.c
@@ -20,180 +20,490 @@
 #include "cmdlft55xx.h"\r
 #include "util.h"\r
 #include "data.h"\r
 #include "cmdlft55xx.h"\r
 #include "util.h"\r
 #include "data.h"\r

+#include "lfdemod.h"\r
+#include "../common/crc.h"\r

 \r
 \r

-\r
-#define LF_TRACE_BUFF_SIZE 12000 // 32 x 32 x 10  (32 bit times numofblock (7), times clock skip..)\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
 #define LF_BITSSTREAM_LEN 1000 // more then 1000 bits shouldn't happend..  8block * 4 bytes * 8bits = \r

+\r
+//  0 = FSK\r
+//  1 = ASK\r
+//  2 = PSK\r
+//  4 = NZR (direct)\r
+typedef struct {\r
+       uint8_t modulation;\r
+       bool inversed;\r
+       uint32_t block0;\r
+} t55xx_conf_block_t;\r
+\r
+// Default configuration: FSK, not inversed.\r
+t55xx_conf_block_t config = { .modulation = 2, .inversed = FALSE, .block0 = 0x00};\r
+\r
+int usage_t55xx_config(){\r
+       PrintAndLog("Usage: lf t55xx config [d <demodulation>] [i 1]");\r
+       PrintAndLog("Options:        ");\r
+       PrintAndLog("       h                        This help");\r
+       PrintAndLog("       d <FSK|ASK|PSK|NZ|BI>    Set demodulation FSK / ASK / PSK / NZ / Biphase");\r
+       PrintAndLog("       i [1]                    Inverse data signal, defaults to normal");\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("");\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("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
+int usage_t55xx_write(){\r
+       PrintAndLog("Usage:  lf t55xx wr <block> <data> [password]");\r
+    PrintAndLog("     <block>, block number to read. Between 0-7");\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("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 [1]");\r
+       PrintAndLog("     [graph buffer data], if set, use Graphbuffer otherwise read data from tag.");\r
+       PrintAndLog("");\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 [1]");\r
+       PrintAndLog("     [graph buffer data], if set, use Graphbuffer otherwise read data from tag.");\r
+       PrintAndLog("");\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 symbols)");\r
+       PrintAndLog("");\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");\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
 static int CmdHelp(const char *Cmd);\r
 \r

+int CmdT55xxSetConfig(const char *Cmd){\r

 \r
 \r

-int CmdReadBlk(const char *Cmd)\r
+       int len;\r
+       bool inverse;\r
+       bool errors = FALSE;\r
+       uint8_t cmdp = 0;\r
+       char modulation[4] = {0x00};\r
+       \r
+       while(param_getchar(Cmd, cmdp) != 0x00 && !errors)\r
+       {\r
+               switch(param_getchar(Cmd, cmdp))\r
+               {\r
+               case 'h':\r
+               case 'H':\r
+                       return usage_t55xx_config();\r
+               case 'd':\r
+                       len = param_getstr(Cmd, cmdp+1, modulation);\r
+                       cmdp+= len+1;\r
+                       //FSK|ASK|PSK|NZ|BI\r
+                       if ( strcmp(modulation, "FSK" ) == 0)\r
+                               len = 1;\r
+                       else if ( strcmp(modulation, "ASK" ) == 0)\r
+                               len = 2;\r
+                       else if ( strcmp(modulation, "PSK" ) == 0)\r
+                               len = 3;\r
+                       else if ( strcmp(modulation, "NZ" ) == 0)\r
+                               len = 4;\r
+                       else if ( strcmp(modulation, "BI" ) == 0)\r
+                               len = 5;\r
+                       else {\r
+                               PrintAndLog("Unknown modulation '%s'", modulation);\r
+                               errors = TRUE;\r
+                       }\r
+                       break;\r
+               case 'i':\r
+                       inverse = param_getchar(Cmd,cmdp+1) == '1';\r
+                       cmdp+=2;\r
+                       break;\r
+               default:\r
+                       PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
+                       errors = TRUE;\r
+                       break;\r
+               }\r
+       }\r
+       // No args\r
+       if (cmdp == 0) {\r
+               PrintAndLog("Modulation: %d", config.modulation);\r
+               PrintAndLog("Invert    : %d", config.inversed);\r
+               PrintAndLog("Block0    : %08X", config.block0);\r
+               return 0;\r
+       }\r
+       //Validations\r
+       if (errors)\r
+               return usage_t55xx_config();\r
+ \r
+       config.modulation = len;\r
+       config.inversed = inverse;\r
+       config.block0 = 0;\r
+       return 0;\r
+}\r
+\r
+int CmdT55xxReadBlock(const char *Cmd)\r

 {\r
        int block = -1;\r
 {\r
        int block = -1;\r

-       sscanf(Cmd, "%d", &block);\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
 \r

-       if ((block > 7) | (block < 0)) {\r
+       int res = sscanf(Cmd, "%d %x", &block, &password);\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
                return 1;\r
        }       \r
 \r
                PrintAndLog("Block must be between 0 and 7");\r
                return 1;\r
        }       \r
 \r

-       UsbCommand c;\r
-       c.cmd = CMD_T55XX_READ_BLOCK;\r
-       c.d.asBytes[0] = 0x00;\r
-       c.arg[0] = 0;\r
-       c.arg[1] = block;\r
-       c.arg[2] = 0;\r
+       UsbCommand c = {CMD_T55XX_READ_BLOCK, {0, block, 0}};\r
+       c.d.asBytes[0] = 0x0; \r
+\r
+       //Password mode\r
+       if ( res == 2 ) {\r
+               c.arg[2] = password;\r
+               c.d.asBytes[0] = 0x1; \r
+       }\r
+\r

        SendCommand(&c);\r
        SendCommand(&c);\r

-       WaitForResponse(CMD_ACK, NULL);\r
-       \r
-       uint8_t data[LF_TRACE_BUFF_SIZE] = {0x00};\r
+       if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
+               PrintAndLog("command execution time out");\r
+               return 2;\r
+       }\r

        \r
        \r

-       GetFromBigBuf(data,LF_TRACE_BUFF_SIZE,3560);  //3560 -- should be offset..\r
-       WaitForResponseTimeout(CMD_ACK,NULL, 1500);\r
+       uint8_t got[12000];\r
+       GetFromBigBuf(got,sizeof(got),0);\r
+       WaitForResponse(CMD_ACK,NULL);\r
+       setGraphBuf(got, 12000);\r

 \r
 \r

-       for (int j = 0; j < LF_TRACE_BUFF_SIZE; j++) {\r
-               GraphBuffer[j] = (int)data[j];\r
-       }\r
-       GraphTraceLen = LF_TRACE_BUFF_SIZE;\r
-       ManchesterDemod(block);\r
-       RepaintGraphWindow();\r
-  return 0;\r
+       DecodeT55xxBlock();\r
+       printT55xxBlock("");\r
+       return 0;\r

 }\r
 \r
 }\r
 \r

-int CmdReadBlkPWD(const char *Cmd)\r
-{\r
-       int Block = -1; //default to invalid block\r
-       int Password = 0xFFFFFFFF; //default to blank Block 7\r
-       UsbCommand c;\r
+void DecodeT55xxBlock(){\r
+       \r
+       char buf[6] = {0x00};\r
+       char *cmdStr = buf;\r

 \r
 \r

-       sscanf(Cmd, "%d %x", &Block, &Password);\r
+       // use the configuration\r
+       switch( config.modulation ){\r
+               case 1:\r
+                       sprintf(cmdStr,"0 %d", config.inversed );\r
+                       FSKrawDemod(cmdStr, FALSE);\r
+                       break;\r
+               case 2:\r
+                       sprintf(cmdStr,"0 %d 1", config.inversed );\r
+                       ASKmanDemod(cmdStr, FALSE, FALSE);\r
+                       PrintAndLog("ice");\r
+                       break;\r
+               case 3:\r
+                       sprintf(cmdStr,"0 %d 1", config.inversed );\r
+                       PSKDemod(cmdStr, FALSE);\r
+                       break;\r
+               case 4:\r
+                       sprintf(cmdStr,"0 %d 1", config.inversed );\r
+                       NRZrawDemod(cmdStr, FALSE);\r
+                       break;\r
+               case 5:\r
+                       //BiphaseRawDecode("0",FALSE);\r
+                       break;\r
+               default:\r
+               return;\r
+       }\r
+}\r

 \r
 \r

-       if ((Block > 7) | (Block < 0)) {\r
-               PrintAndLog("Block must be between 0 and 7");\r
-               return 1;\r
-       }       \r
+int CmdT55xxDetect(const char *Cmd){\r
+       char cmdp = param_getchar(Cmd, 0);\r
+       if (cmdp == 'h' || cmdp == 'H')\r
+               return usage_t55xx_detect();\r
+       \r
+       // read block 0, Page 0. Configuration.\r
+       UsbCommand c = {CMD_T55XX_READ_BLOCK, {0, 0, 0}};\r
+       c.d.asBytes[0] = 0x0; \r

 \r
 \r

-       PrintAndLog("Reading page 0 block %d pwd %08X", Block, Password);\r
+       //Password mode\r
+       // if ( res == 2 ) {\r
+               // c.arg[2] = password;\r
+               // c.d.asBytes[0] = 0x1; \r
+       // }\r

 \r
 \r

-       c.cmd = CMD_T55XX_READ_BLOCK;\r
-       c.d.asBytes[0] = 0x1; //Password mode\r
-       c.arg[0] = 0;\r
-       c.arg[1] = Block;\r
-       c.arg[2] = Password;\r

        SendCommand(&c);\r
        SendCommand(&c);\r

-       WaitForResponse(CMD_ACK, NULL);\r
-               \r
-       uint8_t data[LF_TRACE_BUFF_SIZE] = {0x00};\r
+       if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
+               PrintAndLog("command execution time out");\r
+               return FALSE;\r
+       }\r
+       \r
+       uint8_t got[12000];\r
+       GetFromBigBuf(got,sizeof(got),0);\r
+       WaitForResponse(CMD_ACK,NULL);\r
+       setGraphBuf(got, 12000);\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
 \r

-       GetFromBigBuf(data,LF_TRACE_BUFF_SIZE,3560);  //3560 -- should be offset..\r
-       WaitForResponseTimeout(CMD_ACK,NULL, 1500);\r
+// detect configuration?\r
+bool tryDetectModulation(){\r
+       \r
+       uint8_t hits = 0;\r
+       t55xx_conf_block_t tests[10];\r
+       \r
+       if (GetFskClock("", FALSE, FALSE)){ \r
+               if ( FSKrawDemod("0 0", FALSE) && test()){\r
+                       tests[hits].modulation = 1;\r
+                       tests[hits].inversed = 0;\r
+                       ++hits;\r
+               }\r
+               if ( FSKrawDemod("0 1", FALSE) && test()) {\r
+                       tests[hits].modulation = 1;\r
+                       tests[hits].inversed = 1;\r
+                       ++hits;\r
+                       }\r
+    } else {\r
+               if ( ASKmanDemod("0 0 1", FALSE, FALSE) && test()) {\r
+                       tests[hits].modulation = 2;\r
+                       tests[hits].inversed = 0;\r
+                       ++hits;\r
+                       }\r
+\r
+               if ( ASKmanDemod("0 1 1", FALSE, FALSE)  && test()) {\r
+                       tests[hits].modulation = 2;\r
+                       tests[hits].inversed = 1;\r
+                       ++hits;\r
+                       }\r
+               \r
+               if ( NRZrawDemod("0 0 1", FALSE)  && test()) {\r
+                       tests[hits].modulation = 3;\r
+                       tests[hits].inversed = 0;\r
+                       ++hits;\r
+               }\r

 \r
 \r

-       for (int j = 0; j < LF_TRACE_BUFF_SIZE; j++) {\r
-               GraphBuffer[j] = ((int)data[j]);\r
+               if ( NRZrawDemod("0 1 1", FALSE)  && test()) {\r
+                       tests[hits].modulation = 3;\r
+                       tests[hits].inversed = 1;\r
+                       ++hits;\r
+                       }\r
+               \r
+               if ( PSKDemod("0 0 1", FALSE)  && test()) {\r
+                       tests[hits].modulation = 4;\r
+                       tests[hits].inversed = 0;\r
+                       ++hits;\r
+               }\r
+               \r
+               if ( PSKDemod("0 1 1", FALSE) && test()) {\r
+                       tests[++hits].modulation = 4;\r
+                       tests[hits].inversed = 1;\r
+                       ++hits;\r
+               }\r
+               //PSK2?\r
+               // if (!BiphaseRawDecode("0",FALSE)  && test()) {\r
+               //      tests[++hits].modulation = 5;\r
+               //      tests[hits].inversed = 0;\r
+               //}\r
+               // if (!BiphaseRawDecode("1",FALSE) && test()) {\r
+               //      tests[++hits].modulation = 5;\r
+               //      tests[hits].inversed = 1;\r
+               // }\r
+       }               \r
+       if ( hits == 1) {\r
+               PrintAndLog("Modulation: %d  Inverse: %d", tests[0].modulation, tests[0].inversed);\r
+               config.modulation = tests[0].modulation;\r
+               config.inversed = tests[0].inversed;\r
+               return TRUE;\r

        }\r
        }\r

-       GraphTraceLen = LF_TRACE_BUFF_SIZE;\r
-       ManchesterDemod(Block); \r
-       RepaintGraphWindow();\r
-  return 0;\r
+       \r
+       if ( hits > 1) {\r
+               PrintAndLog("Found [%d] possible matches for modulation.",hits);\r
+               for(int i=0; i<hits; ++i){\r
+                       PrintAndLog("Modulation: %d  Inverse: %d", tests[i].modulation, tests[i].inversed);\r
+               }\r
+       }\r
+       return FALSE;\r

 }\r
 \r
 }\r
 \r

-int CmdWriteBlk(const char *Cmd)\r
-{\r
-  int Block = 8; //default to invalid block\r
-  int Data = 0xFFFFFFFF; //default to blank Block \r
-  UsbCommand c;\r
-\r
-  sscanf(Cmd, "%x %d", &Data, &Block);\r
+bool test(){\r

 \r
 \r

-  if (Block > 7) {\r
-       PrintAndLog("Block must be between 0 and 7");\r
-       return 1;\r
-  }    \r
+       if ( !DemodBufferLen) \r
+               return false;\r
+       \r
+       uint8_t si = 1;\r
+       uint8_t safer    = PackBits(si, 4, DemodBuffer); si += 4;       \r
+       uint8_t resv     = PackBits(si, 7, DemodBuffer); si += 7+3;\r
+       uint8_t extend   = PackBits(si, 1, DemodBuffer); si += 1;\r

 \r
 \r

-  PrintAndLog("Writting block %d with data %08X", Block, Data);\r
+       //PrintAndLog("test: %X %X %X ", safer, resv, extend);\r
+       \r
+       // 2nibble must be zeroed.\r
+       if ( resv > 0x00) return FALSE;\r

 \r
 \r

-  c.cmd = CMD_T55XX_WRITE_BLOCK;\r
-  c.d.asBytes[0] = 0x0; //Normal mode\r
-  c.arg[0] = Data;\r
-  c.arg[1] = Block;\r
-  c.arg[2] = 0;\r
-  SendCommand(&c);\r
-  return 0;\r
+       if ( safer == 0x6 || safer == 0x9){\r
+               if ( extend == 0x00)\r
+                       return TRUE;\r
+       }\r
+       if ( resv== 0x00) return TRUE;\r
+       return FALSE;\r

 }\r
 \r
 }\r
 \r

-int CmdWriteBlkPWD(const char *Cmd)\r
-{\r
-  int Block = 8; //default to invalid block\r
-  int Data = 0xFFFFFFFF; //default to blank Block \r
-  int Password = 0xFFFFFFFF; //default to blank Block 7\r
-  UsbCommand c;\r
-\r
-  sscanf(Cmd, "%x %d %x", &Data, &Block, &Password);\r
-\r
-  if (Block > 7) {\r
-       PrintAndLog("Block must be between 0 and 7");\r
-       return 1;\r
-  }    \r
-\r
-  PrintAndLog("Writting block %d with data %08X and password %08X", Block, Data, Password);\r
-\r
-  c.cmd = CMD_T55XX_WRITE_BLOCK;\r
-  c.d.asBytes[0] = 0x1; //Password mode\r
-  c.arg[0] = Data;\r
-  c.arg[1] = Block;\r
-  c.arg[2] = Password;\r
-  SendCommand(&c);\r
-  return 0;\r
+void printT55xxBlock(const char *demodStr){\r
+       \r
+       uint32_t blockData = 0;\r
+       uint8_t bits[MAX_GRAPH_TRACE_LEN] = {0x00};\r
+               \r
+       if ( !DemodBufferLen) \r
+               return;\r
+       \r
+       int i =0;\r
+    for (;i<DemodBufferLen;++i)\r
+               bits[i]=DemodBuffer[i];\r
+       \r
+       blockData = PackBits(1, 32, bits);\r
+       PrintAndLog("0x%08X  %s [%s]", blockData, sprint_bin(bits+1,32), demodStr);\r

 }\r
 \r
 }\r
 \r

-int CmdReadTrace(const char *Cmd)\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
+int CmdT55xxWriteBlock(const char *Cmd)\r

 {\r
 {\r

+       int block = 8; //default to invalid block\r
+       int data = 0xFFFFFFFF; //default to blank Block \r
+       int password = 0xFFFFFFFF; //default to blank Block 7\r
+       \r

        char cmdp = param_getchar(Cmd, 0);\r
        char cmdp = param_getchar(Cmd, 0);\r

-\r
-       if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {\r
-               PrintAndLog("Usage:  lf t55xx trace  [use data from Graphbuffer]");\r
-               PrintAndLog("     [use data from Graphbuffer], if not set, try reading data from tag.");\r
-               PrintAndLog("");\r
-               PrintAndLog("     sample: lf t55xx trace");\r
-               PrintAndLog("     sample: lf t55xx trace 1");\r
+       if (cmdp == 'h' || cmdp == 'H') {\r
+               usage_t55xx_write();\r

                return 0;\r
        }\r
                return 0;\r
        }\r

+  \r
+       int res = sscanf(Cmd, "%d %x %x",&block, &data, &password);\r
+       \r
+       if ( res < 2 || res > 3) {\r
+               usage_t55xx_write();\r
+               return 1;\r
+       }\r
+\r
+       if (block > 7) {\r
+               PrintAndLog("Block must be between 0 and 7");\r
+               return 1;\r
+       }\r
+       \r
+       UsbCommand c = {CMD_T55XX_WRITE_BLOCK, {data, block, 0}};\r
+       c.d.asBytes[0] = 0x0; \r
+\r
+       PrintAndLog("Writing to T55x7");\r
+       PrintAndLog("block : %d", block);\r
+       PrintAndLog("data  : 0x%08X", data);\r
+\r
+       //Password mode\r
+       if (res == 3) {\r
+               c.arg[2] = password;\r
+               c.d.asBytes[0] = 0x1; \r
+               PrintAndLog("pwd   : 0x%08X", password);\r
+       }\r
+       SendCommand(&c);\r
+       return 0;\r
+}\r
+\r
+int CmdT55xxReadTrace(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_trace();\r

 \r
        if ( strlen(Cmd)==0){\r
 \r
        if ( strlen(Cmd)==0){\r

+       \r

                UsbCommand c = {CMD_T55XX_READ_TRACE, {0, 0, 0}};\r
                SendCommand(&c);\r
                UsbCommand c = {CMD_T55XX_READ_TRACE, {0, 0, 0}};\r
                SendCommand(&c);\r

-               WaitForResponse(CMD_ACK, NULL);\r
-\r
-               uint8_t data[LF_TRACE_BUFF_SIZE] = {0x00};\r
-\r
-               GetFromBigBuf(data,LF_TRACE_BUFF_SIZE,3560);  //3560 -- should be offset..\r
-               WaitForResponseTimeout(CMD_ACK,NULL, 1500);\r
-\r
-               for (int j = 0; j < LF_TRACE_BUFF_SIZE; j++) {\r
-                       GraphBuffer[j] = ((int)data[j]);\r
+               if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
+                       PrintAndLog("command execution time out");\r
+                       return 1;\r

                }\r
                }\r

-               GraphTraceLen = LF_TRACE_BUFF_SIZE;\r
+\r
+               uint8_t got[12000];\r
+               GetFromBigBuf(got,sizeof(got),0);\r
+               WaitForResponse(CMD_ACK,NULL);\r
+               setGraphBuf(got, 12000);\r

        }\r
        \r
        }\r
        \r

-       uint8_t bits[LF_BITSSTREAM_LEN] = {0x00};\r
-       uint8_t * bitstream = bits;\r
+       DecodeT55xxBlock();\r
+\r
+       if ( !DemodBufferLen) \r
+               return 2;\r

        \r
        \r

-       manchester_decode(GraphBuffer, LF_TRACE_BUFF_SIZE, bitstream, LF_BITSSTREAM_LEN);\r

        RepaintGraphWindow();\r
 \r
        uint8_t si = 5;\r
        RepaintGraphWindow();\r
 \r
        uint8_t si = 5;\r

-       uint32_t bl0     = PackBits(si, 32, bitstream);\r
-       uint32_t bl1     = PackBits(si+32, 32, bitstream);\r
-       \r
-       uint32_t acl     = PackBits(si,  8, bitstream); si += 8;\r
-       uint32_t mfc     = PackBits(si, 8, bitstream); si += 8;\r
-       uint32_t cid     = PackBits(si, 5, bitstream); si += 5;\r
-       uint32_t icr     = PackBits(si, 3, bitstream); si += 3;\r
-       uint32_t year    = PackBits(si, 4, bitstream); si += 4;\r
-       uint32_t quarter = PackBits(si, 2, bitstream); si += 2;\r
-       uint32_t lotid    = PackBits(si, 12, bitstream); si += 12;\r
-       uint32_t wafer   = PackBits(si, 5, bitstream); si += 5;\r
-       uint32_t dw      = PackBits(si, 15, bitstream); \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, 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
        \r
        PrintAndLog("");\r
        PrintAndLog("-- T55xx Trace Information ----------------------------------");\r


@@ -203,14 +513,14 @@ int CmdReadTrace(const char *Cmd)
        PrintAndLog(" CID                                     : 0x%02X (%d)", cid, cid);\r
        PrintAndLog(" ICR IC Revision                         : %d",icr );\r
        PrintAndLog(" Manufactured");\r
        PrintAndLog(" CID                                     : 0x%02X (%d)", cid, 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("     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(bitstream+5,32) );\r
-       PrintAndLog("     Block 0  : 0x%08X  %s", bl1, sprint_bin(bitstream+37,32) );\r
+       PrintAndLog("     Block 0  : 0x%08X  %s", bl0, sprint_bin(DemodBuffer+5,32) );\r
+       PrintAndLog("     Block 0  : 0x%08X  %s", bl1, sprint_bin(DemodBuffer+37,32) );\r

        PrintAndLog("-------------------------------------------------------------");\r
        /*\r
        TRACE - BLOCK O\r
        PrintAndLog("-------------------------------------------------------------");\r
        /*\r
        TRACE - BLOCK O\r


@@ -232,7 +542,7 @@ int CmdReadTrace(const char *Cmd)
   return 0;\r
 }\r
 \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
                Page 0 Block 0 Configuration data.\r
                Normal mode\r


@@ -240,84 +550,98 @@ int CmdInfo(const char *Cmd){
        */\r
        char cmdp = param_getchar(Cmd, 0);\r
 \r
        */\r
        char cmdp = param_getchar(Cmd, 0);\r
 \r

-       if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') {\r
-               PrintAndLog("Usage:  lf t55xx info  [use data from Graphbuffer]");\r
-               PrintAndLog("     [use data from Graphbuffer], if not set, try reading data from tag.");\r
-               PrintAndLog("");\r
-               PrintAndLog("    sample: lf t55xx info");\r
-               PrintAndLog("    sample: lf t55xx info 1");\r
-               return 0;\r
-       }\r
+       if (cmdp == 'h' || cmdp == 'H')\r
+               return usage_t55xx_info();\r
+       \r
+       if (strlen(Cmd)==0){\r
+               \r
+               // read block 0, Page 0. Configuration.\r
+               UsbCommand c = {CMD_T55XX_READ_BLOCK, {0, 0, 0}};\r
+               c.d.asBytes[0] = 0x0; \r

 \r
 \r

-       if ( strlen(Cmd)==0){\r
-               CmdReadBlk("0");\r
-       }       \r
+               //Password mode\r
+               // if ( res == 2 ) {\r
+                       // c.arg[2] = password;\r
+                       // c.d.asBytes[0] = 0x1; \r
+               // }\r

 \r
 \r

-       uint8_t bits[LF_BITSSTREAM_LEN] = {0x00};\r
-       uint8_t * bitstream = bits;\r
+               SendCommand(&c);\r
+               if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
+                       PrintAndLog("command execution time out");\r
+                       return 1;\r
+               }\r
+\r
+               uint8_t got[12000];\r
+               GetFromBigBuf(got,sizeof(got),0);\r
+               WaitForResponse(CMD_ACK,NULL);\r
+               setGraphBuf(got, 12000);\r
+       }\r
+       \r
+       DecodeT55xxBlock();\r
+\r
+       if ( !DemodBufferLen) \r
+               return 2;\r

        \r
        \r

-       manchester_decode(GraphBuffer, LF_TRACE_BUFF_SIZE, bitstream, LF_BITSSTREAM_LEN);\r

        \r
        \r

-       uint8_t si = 5;\r
-       uint32_t bl0      = PackBits(si, 32, bitstream);\r
-       \r
-       uint32_t safer    = PackBits(si, 4, bitstream); si += 4;        \r
-       uint32_t resv     = PackBits(si, 7, bitstream); si += 7;\r
-       uint32_t dbr      = PackBits(si, 3, bitstream); si += 3;\r
-       uint32_t extend   = PackBits(si, 1, bitstream); si += 1;\r
-       uint32_t datamodulation   = PackBits(si, 5, bitstream); si += 5;\r
-       uint32_t pskcf    = PackBits(si, 2, bitstream); si += 2;\r
-       uint32_t aor      = PackBits(si, 1, bitstream); si += 1;        \r
-       uint32_t otp      = PackBits(si, 1, bitstream); si += 1;        \r
-       uint32_t maxblk   = PackBits(si, 3, bitstream); si += 3;\r
-       uint32_t pwd      = PackBits(si, 1, bitstream); si += 1;        \r
-       uint32_t sst      = PackBits(si, 1, bitstream); si += 1;        \r
-       uint32_t fw       = PackBits(si, 1, bitstream); si += 1;\r
-       uint32_t inv      = PackBits(si, 1, bitstream); si += 1;        \r
-       uint32_t por      = PackBits(si, 1, bitstream); si += 1;\r
+       uint8_t si = 1;\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
                \r
        PrintAndLog("");\r

-       PrintAndLog("-- T55xx Configuration --------------------------------------");\r
+       PrintAndLog("-- T55xx Configuration & Tag Information --------------------");\r

        PrintAndLog("-------------------------------------------------------------");\r
        PrintAndLog(" Safer key                 : %s", GetSaferStr(safer));\r
        PrintAndLog(" reserved                  : %d", resv);\r
        PrintAndLog(" Data bit rate             : %s", GetBitRateStr(dbr));\r
        PrintAndLog(" eXtended mode             : %s", (extend) ? "Yes - Warning":"No");\r
        PrintAndLog("-------------------------------------------------------------");\r
        PrintAndLog(" Safer key                 : %s", GetSaferStr(safer));\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(" Modulation                : %s", GetModulationStr(datamod));\r

        PrintAndLog(" PSK clock freq            : %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(" PSK clock freq            : %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(" 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(bitstream+5,32) );\r
+       PrintAndLog("     Block 0  : 0x%08X  %s", bl0, sprint_bin(DemodBuffer+5,32) );\r

        PrintAndLog("-------------------------------------------------------------");\r
        \r
        return 0;\r
 }\r
 \r
        PrintAndLog("-------------------------------------------------------------");\r
        \r
        return 0;\r
 }\r
 \r

-int CmdDump(const char *Cmd){\r
+int CmdT55xxDump(const char *Cmd){\r

 \r
 \r

-       char cmdp = param_getchar(Cmd, 0);\r
-       char s[20];\r
+       char s[20] = {0x00};\r

        uint8_t pwd[4] = {0x00};\r
        uint8_t pwd[4] = {0x00};\r

-       bool hasPwd = ( strlen(Cmd) > 0);\r
-       \r
+\r
+       char cmdp = param_getchar(Cmd, 0);\r

        if ( cmdp == 'h' || cmdp == 'H') {\r
        if ( cmdp == 'h' || cmdp == 'H') {\r

-               PrintAndLog("Usage:  lf t55xx dump <password>");\r
-               PrintAndLog("        sample: lf t55xx dump FFFFFFFF");\r
+               usage_t55xx_dump();\r

                return 0;\r
        }\r
                return 0;\r
        }\r

-       \r
+\r
+       bool hasPwd = ( strlen(Cmd) > 0);       \r

        if ( hasPwd ){\r
                if (param_gethex(Cmd, 0, pwd, 8)) {\r
                        PrintAndLog("password must include 8 HEX symbols");\r
        if ( hasPwd ){\r
                if (param_gethex(Cmd, 0, pwd, 8)) {\r
                        PrintAndLog("password must include 8 HEX symbols");\r

-                       return 0;\r
+                       return 1;\r

                }\r
        }\r
        \r
                }\r
        }\r
        \r


@@ -325,49 +649,14 @@ int CmdDump(const char *Cmd){
                memset(s,0,sizeof(s));\r
                if ( hasPwd ) {\r
                        sprintf(s,"%d %02x%02x%02x%02x", i, pwd[0],pwd[1],pwd[2],pwd[3]);\r
                memset(s,0,sizeof(s));\r
                if ( hasPwd ) {\r
                        sprintf(s,"%d %02x%02x%02x%02x", i, pwd[0],pwd[1],pwd[2],pwd[3]);\r

-                       CmdReadBlkPWD(s);\r

                } else {\r
                        sprintf(s,"%d", i);\r
                } else {\r
                        sprintf(s,"%d", i);\r

-                       CmdReadBlk(s);\r

                }\r
                }\r

+               CmdT55xxReadBlock(s);\r

        }\r
        return 0;\r
 }\r
 \r
        }\r
        return 0;\r
 }\r
 \r

-int CmdIceFsk(const char *Cmd){\r
-\r
-       if (!HasGraphData()) return 0;\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
-\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, bitstream, LF_BITSSTREAM_LEN);       \r
-    blockData = PackBits(offset, sizebyte, bitstream);\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
-       return 0;\r
-} \r
-\r

 char * GetBitRateStr(uint32_t id){\r
        static char buf[40];\r
        char *retStr = buf;\r
 char * GetBitRateStr(uint32_t id){\r
        static char buf[40];\r
        char *retStr = buf;\r


@@ -410,10 +699,10 @@ char * GetSaferStr(uint32_t id){
        \r
        sprintf(retStr,"%d",id);\r
        if (id == 6) {\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
        }\r
        if (id == 9 ){\r

-               sprintf(retStr,"%d - testmode ",id);\r
+               sprintf(retStr,"%d - testmode",id);\r

        }\r
        \r
        return buf;\r
        }\r
        \r
        return buf;\r


@@ -463,11 +752,13 @@ char * GetModulationStr( uint32_t id){
        return buf;\r
 }\r
 \r
        return buf;\r
 }\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
 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

        uint32_t tmp = 0;\r
        for (; j >= 0; --j, ++i){\r
                tmp     |= bits[i] << j;\r
        uint32_t tmp = 0;\r
        for (; j >= 0; --j, ++i){\r
                tmp     |= bits[i] << j;\r


@@ -477,16 +768,14 @@ uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits){
 \r
 static command_t CommandTable[] =\r
 {\r
 \r
 static command_t CommandTable[] =\r
 {\r

-  {"help",   CmdHelp,        1, "This help"},\r
-  {"rd",     CmdReadBlk,     0, "<block> -- Read T55xx block data (page 0)"},\r
-  {"rdpwd",  CmdReadBlkPWD,  0, "<block> <password> -- Read T55xx block data with password mode"},\r
-  {"wr",     CmdWriteBlk,    0, "<data> <block> -- Write T55xx block data (page 0)"},\r
-  {"wrpwd",  CmdWriteBlkPWD, 0, "<data> <block> <password> -- Write T55xx block data with 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 with password"},\r
-  {"fsk",    CmdIceFsk,      0, "FSK demod"},\r
-  {"man",    CmdIceManchester,      0, "Manchester demod (with SST)"},\r
+  {"help",   CmdHelp,           1, "This help"},\r
+  {"config", CmdT55xxSetConfig, 1, "Set T55XX config for modulation, inversed data"},\r
+  {"detect", CmdT55xxDetect,    0, "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

   {NULL, NULL, 0, NULL}\r
 };\r
 \r
   {NULL, NULL, 0, NULL}\r
 };\r
 \r