ADD: 'lf search' - added a rudimentary identification of IDTECK tags, will demod...

[proxmark3-svn] / client / cmdlft55xx.c

diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c
index f0a6fe94644d1daced9b06ccb10c302e4126e6a4..25b9ba279905d6944aa3391d292940ffe81f9769 100644 (file)
--- a/client/cmdlft55xx.c
+++ b/client/cmdlft55xx.c
@@ -42,13 +42,13 @@ void Set_t55xx_Config(t55xx_conf_block_t conf){
 int usage_t55xx_config(){\r
        PrintAndLog("Usage: lf t55xx config [d <demodulation>] [i 1] [o <offset>] [Q5]");\r
        PrintAndLog("Options:");\r
-       PrintAndLog("       h                        This help");\r
-       PrintAndLog("       b <8|16|32|40|50|64|100|128>     Set bitrate");\r
-       PrintAndLog("       d <FSK|FSK1|FSK1a|FSK2|FSK2a|ASK|PSK1|PSK2|NRZ|BI|BIa>  Set demodulation FSK / ASK / PSK / NRZ / Biphase / Biphase A");\r
-       PrintAndLog("       i [1]                            Invert data signal, defaults to normal");\r
-       PrintAndLog("       o [offset]                       Set offset, where data should start decode in bitstream");\r
-       PrintAndLog("       Q5                            Set as Q5(T5555) chip instead of T55x7");\r
-       PrintAndLog("       ST                            Set Sequence Terminator on");\r
+       PrintAndLog("       h                                - This help");\r
+       PrintAndLog("       b <8|16|32|40|50|64|100|128>     - Set bitrate");\r
+       PrintAndLog("       d <FSK|FSK1|FSK1a|FSK2|FSK2a|ASK|PSK1|PSK2|NRZ|BI|BIa>  - Set demodulation FSK / ASK / PSK / NRZ / Biphase / Biphase A");\r
+       PrintAndLog("       i [1]                            - Invert data signal, defaults to normal");\r
+       PrintAndLog("       o [offset]                       - Set offset, where data should start decode in bitstream");\r
+       PrintAndLog("       Q5                               - Set as Q5(T5555) chip instead of T55x7");\r
+       PrintAndLog("       ST                               - Set Sequence Terminator on");\r
        PrintAndLog("");\r
        PrintAndLog("Examples:");\r
        PrintAndLog("      lf t55xx config d FSK          - FSK demodulation");\r
@@ -92,7 +92,7 @@ int usage_t55xx_write(){
 int usage_t55xx_trace() {\r
        PrintAndLog("Usage:  lf t55xx trace [1]");\r
        PrintAndLog("Options:");\r
-       PrintAndLog("     [graph buffer data]  - if set, use Graphbuffer otherwise read data from tag.");\r
+       PrintAndLog("     1             - if set, use Graphbuffer otherwise read data from tag.");\r
        PrintAndLog("");\r
        PrintAndLog("Examples:");\r
        PrintAndLog("      lf t55xx trace");\r
@@ -103,7 +103,7 @@ int usage_t55xx_trace() {
 int usage_t55xx_info() {\r
        PrintAndLog("Usage:  lf t55xx info [1]");\r
        PrintAndLog("Options:");\r
-       PrintAndLog("     [graph buffer data]  - if set, use Graphbuffer otherwise read data from tag.");\r
+       PrintAndLog("     1             - if set, use Graphbuffer otherwise read data from tag.");\r
        PrintAndLog("");\r
        PrintAndLog("Examples:");\r
        PrintAndLog("      lf t55xx info");\r
@@ -150,7 +150,7 @@ int usage_t55xx_wakup(){
 int usage_t55xx_bruteforce(){\r
        PrintAndLog("This command uses A) bruteforce to scan a number range");\r
        PrintAndLog("                  B) a dictionary attack");\r
-    PrintAndLog("Usage: lf t55xx bruteforce <start password> <end password> [i <*.dic>]");\r
+    PrintAndLog("Usage: lf t55xx bruteforce [h] <start password> <end password> [i <*.dic>]");\r
     PrintAndLog("       password must be 4 bytes (8 hex symbols)");\r
        PrintAndLog("Options:");\r
        PrintAndLog("     h                     - this help");\r
@@ -172,7 +172,7 @@ int usage_t55xx_recoverpw(){
        PrintAndLog("       default password is 51243648, used by many cloners");\r
        PrintAndLog("Options:");\r
        PrintAndLog("     h           - this help");\r
-       PrintAndLog("     [password] - 4 byte hex value of password written by cloner");\r
+       PrintAndLog("     [password]  - 4 byte hex value of password written by cloner");\r
        PrintAndLog("");\r
        PrintAndLog("Examples:");\r
        PrintAndLog("       lf t55xx recoverpw");\r
@@ -547,6 +547,11 @@ bool tryDetectModulation(){
                clk = GetAskClock("", FALSE, FALSE);\r
                if (clk>0) {\r
                        tests[hits].ST = TRUE;\r
+                       // "0 0 1 " == clock auto, invert false, maxError 1.\r
+                       // false = no verbose\r
+                       // false = no emSearch\r
+                       // 1 = Ask/Man\r
+                       // st = true\r
                        if ( ASKDemod_ext("0 0 1", FALSE, FALSE, 1, &tests[hits].ST) && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
                                tests[hits].modulation = DEMOD_ASK;\r
                                tests[hits].bitrate = bitRate;\r
@@ -555,6 +560,11 @@ bool tryDetectModulation(){
                                ++hits;\r
                        }\r
                        tests[hits].ST = TRUE;\r
+                       // "0 0 1 " == clock auto, invert true, maxError 1.\r
+                       // false = no verbose\r
+                       // false = no emSearch\r
+                       // 1 = Ask/Man\r
+                       // st = true\r
                        if ( ASKDemod_ext("0 1 1", FALSE, FALSE, 1, &tests[hits].ST)  && test(DEMOD_ASK, &tests[hits].offset, &bitRate, clk, &tests[hits].Q5)) {\r
                                tests[hits].modulation = DEMOD_ASK;\r
                                tests[hits].bitrate = bitRate;\r
@@ -1249,8 +1259,11 @@ int CmdT55xxDump(const char *Cmd){
 \r
 int AquireData( uint8_t page, uint8_t block, bool pwdmode, uint32_t password ){\r
        // arg0 bitmodes:\r
-       // bit0 = pwdmode\r
-       // bit1 = page to read from\r
+       //      bit0 = pwdmode\r
+       //      bit1 = page to read from\r
+       // arg1: which block to read\r
+       // arg2: password\r
+       \r
        uint8_t arg0 = (page<<1) | pwdmode;\r
        UsbCommand c = {CMD_T55XX_READ_BLOCK, {arg0, block, password}};\r
        \r
@@ -1450,8 +1463,7 @@ int CmdT55xxBruteForce(const char *Cmd) {
                if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;\r
                memcpy(filename, Cmd+2, len);\r
        \r
-               FILE * f = fopen( filename , "r");\r
-               \r
+               FILE * f = fopen( filename , "r");              \r
                if ( !f ) {\r
                        PrintAndLog("File: %s: not found or locked.", filename);\r
                        free(keyBlock);\r
@@ -1478,7 +1490,10 @@ int CmdT55xxBruteForce(const char *Cmd) {
                                if (!p) {\r
                                        PrintAndLog("Cannot allocate memory for defaultKeys");\r
                                        free(keyBlock);\r
-                                       fclose(f);\r
+                                       if (f) {\r
+                                               fclose(f);\r
+                                               f = NULL;\r
+                                       }\r
                                        return 2;\r
                                }\r
                                keyBlock = p;\r
@@ -1489,8 +1504,10 @@ int CmdT55xxBruteForce(const char *Cmd) {
                        keycnt++;\r
                        memset(buf, 0, sizeof(buf));\r
                }               \r
-               fclose(f);\r
-               \r
+               if (f) {\r
+                       fclose(f);\r
+                       f = NULL;\r
+               }\r
                if (keycnt == 0) {\r
                        PrintAndLog("No keys found in file");\r
                        free(keyBlock);\r
@@ -1501,7 +1518,13 @@ int CmdT55xxBruteForce(const char *Cmd) {
                // loop\r
                uint64_t testpwd = 0x00;\r
                for (uint16_t c = 0; c < keycnt; ++c ) {\r
-       \r
+\r
+                       if ( offline ) {\r
+                               printf("Device offline\n");\r
+                               free(keyBlock);\r
+                               return  2;\r
+                       }\r
+               \r
                        if (ukbhit()) {\r
                                ch = getchar();\r
                                (void)ch;\r
@@ -1513,8 +1536,7 @@ int CmdT55xxBruteForce(const char *Cmd) {
                        testpwd = bytes_to_num(keyBlock + 4*c, 4);\r
 \r
                        PrintAndLog("Testing %08X", testpwd);\r
-                       \r
-                       \r
+                                               \r
                        if ( !AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, TRUE, testpwd)) {\r
                                PrintAndLog("Aquireing data from device failed. Quitting");\r
                                free(keyBlock);\r
@@ -1522,7 +1544,6 @@ int CmdT55xxBruteForce(const char *Cmd) {
                        }\r
                        \r
                        found = tryDetectModulation();\r
-\r
                        if ( found ) {\r
                                PrintAndLog("Found valid password: [%08X]", testpwd);\r
                                free(keyBlock);\r
@@ -1583,8 +1604,7 @@ int CmdT55xxBruteForce(const char *Cmd) {
     return 0;\r
 }\r
 \r
-int tryOnePassword(uint32_t password)\r
-{\r
+int tryOnePassword(uint32_t password) {\r
        PrintAndLog("Trying password %08x", password);\r
        if (!AquireData(T55x7_PAGE0, T55x7_CONFIGURATION_BLOCK, TRUE, password)) {\r
                PrintAndLog("Aquireing data from device failed. Quitting");\r
@@ -1593,7 +1613,8 @@ int tryOnePassword(uint32_t password)
 \r
        if (tryDetectModulation())\r
                return 1;\r
-       else return 0;\r
+       else \r
+               return 0;\r
 }\r
 \r
 int CmdT55xxRecoverPW(const char *Cmd) {\r