ADD: Holimans new changes in master.

[proxmark3-svn] / client / cmdhficlass.c

diff --git a/client/cmdhficlass.c b/client/cmdhficlass.c
index 75c6e2c975265a808ed05a1e018d45f3f07c5f0d..3871322012e98f0bab0c824c02681fbd59106b32 100644 (file)
--- a/client/cmdhficlass.c
+++ b/client/cmdhficlass.c
@@ -41,152 +41,45 @@ int xorbits_8(uint8_t val)
        return res & 1;
 }
 
        return res & 1;
 }
 

-int CmdHFiClassList(const char *Cmd)
-{
-       bool ShowWaitCycles = false;
-       char param = param_getchar(Cmd, 0);
-
-       if (param != 0) {
-               PrintAndLog("List data in trace buffer.");
-               PrintAndLog("Usage:  hf iclass list");
-               PrintAndLog("h - help");
-               PrintAndLog("sample: hf iclass list");
-               return 0;
-       }
-
-// for the time being. Need better Bigbuf handling.    
-#define TRACE_SIZE 3000        
-
-       uint8_t trace[TRACE_SIZE];
-       GetFromBigBuf(trace, TRACE_SIZE, 0);
-       WaitForResponse(CMD_ACK,NULL);
-
-       PrintAndLog("Recorded Activity");
-       PrintAndLog("");
-       PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
-       PrintAndLog("All times are in carrier periods (1/13.56Mhz)");
-       PrintAndLog("");
-       PrintAndLog("     Start |       End | Src | Data (! denotes parity error)                                   | CRC ");
-       PrintAndLog("-----------|-----------|-----|-----------------------------------------------------------------------");
-
-       uint16_t tracepos = 0;
-       uint16_t duration;
-       uint16_t data_len;
-       uint16_t parity_len;
-       bool isResponse;
-       uint32_t timestamp;
-       uint32_t first_timestamp;
-       uint32_t EndOfTransmissionTimestamp;
-       
-       for (;;) {
-
-               if(tracepos >= TRACE_SIZE) {
-                       break;
-               }
+#define ICLASS_CMD_ACTALL 0x0A
+#define ICLASS_CMD_IDENTIFY 0x0C
+#define ICLASS_CMD_READ 0x0C

 
 

-               timestamp = *((uint32_t *)(trace + tracepos));
-               if(tracepos == 0) {
-                       first_timestamp = timestamp;
-               }
-
-    // Break and stick with current result if buffer was not completely full
-               if (timestamp == 0x44444444) break; 
-
-               tracepos += 4;
-               duration = *((uint16_t *)(trace + tracepos));
-               tracepos += 2;
-               data_len = *((uint16_t *)(trace + tracepos));
-               tracepos += 2;
-               
-               if (data_len & 0x8000) {
-                 data_len &= 0x7fff;
-                 isResponse = true;
-               } else {
-                 isResponse = false;
-               }
+#define ICLASS_CMD_SELECT 0x81
+#define ICLASS_CMD_PAGESEL 0x84
+#define ICLASS_CMD_READCHECK 0x88
+#define ICLASS_CMD_CHECK 0x05
+#define ICLASS_CMD_SOF 0x0F
+#define ICLASS_CMD_HALT 0x00

 
 

-               parity_len = (data_len-1)/8 + 1;

 
 

-               if (tracepos + data_len + parity_len >= TRACE_SIZE) {
-                       break;
-               }
-               
-               uint8_t *frame = trace + tracepos;
-               tracepos += data_len;
-               uint8_t *parityBytes = trace + tracepos;
-               tracepos += parity_len;
-
-               char line[16][110];
-               for (int j = 0; j < data_len; j++) {
-      int oddparity = 0x01;
-      int k;
-
-      for (k=0;k<8;k++) {
-        oddparity ^= (((frame[j] & 0xFF) >> k) & 0x01);
-      }
-
-                       uint8_t parityBits = parityBytes[j>>3];
-                       if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
-                               sprintf(line[j/16]+((j%16)*4), "%02x! ", frame[j]);
-                       } else {
-                               sprintf(line[j/16]+((j%16)*4), "%02x  ", frame[j]);
-                       }
-
-               }
+void explain(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+{

 
 

-               char *crc = ""; 
-               if (data_len > 2) {
-      uint8_t b1, b2;
-                       if(!isResponse && data_len == 4 ) {
-               // Rough guess that this is a command from the reader
-               // For iClass the command byte is not part of the CRC
-                               ComputeCrc14443(CRC_ICLASS, &frame[1], data_len-3, &b1, &b2);
-                               if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) {
-                                       crc = "!crc";
-                               }
+       if(cmdsize > 1 && cmd[0] == ICLASS_CMD_READ)
+       {
+                 snprintf(exp,size,"READ(%d)",cmd[1]);
+                 return;

        }
        }

-       else {
-               // For other data.. CRC might not be applicable (UPDATE commands etc.)
-                               ComputeCrc14443(CRC_ICLASS, frame, data_len-2, &b1, &b2);
-                               if (b1 != frame[data_len-2] || b2 != frame[data_len-1]) {
-                                       crc = "!crc";
-                               }
-                       }
-               }

 
 

-               EndOfTransmissionTimestamp = timestamp + duration;
-               
-               int num_lines = (data_len - 1)/16 + 1;
-               for (int j = 0; j < num_lines; j++) {
-                       if (j == 0) {
-                               PrintAndLog(" %9d | %9d | %s | %-64s| %s",
-                                       (timestamp - first_timestamp),
-                                       (EndOfTransmissionTimestamp - first_timestamp),
-                                       (isResponse ? "Tag" : "Rdr"),
-                                       line[j], 
-                                       (j == num_lines-1)?crc:"");
-        } else {
-                               PrintAndLog("           |           |     | %-64s| %s",
-                                       line[j], 
-                                       (j == num_lines-1)?crc:"");
-                       }
-               }                               
-
-               bool next_isResponse = *((uint16_t *)(trace + tracepos + 6)) & 0x8000;
-               
-               if (ShowWaitCycles && !isResponse && next_isResponse) {
-                       uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
-                       if (next_timestamp != 0x44444444) {
-                               PrintAndLog(" %9d | %9d | %s | fdt (Frame Delay Time): %d",
-                                       (EndOfTransmissionTimestamp - first_timestamp),
-                                       (next_timestamp - first_timestamp),
-                                       "   ",
-                                       (next_timestamp - EndOfTransmissionTimestamp));
-                       }
-               }
-                       
-       }
-       
+    switch(cmd[0])
+    {
+       case ICLASS_CMD_ACTALL:            snprintf(exp,size,"ACTALL"); break;
+       case ICLASS_CMD_IDENTIFY:    snprintf(exp,size,"IDENTIFY"); break;
+       case ICLASS_CMD_SELECT:         snprintf(exp,size,"SELECT"); break;
+       case ICLASS_CMD_PAGESEL:         snprintf(exp,size,"PAGESEL"); break;
+       case ICLASS_CMD_READCHECK:         snprintf(exp,size,"READCHECK"); break;
+       case ICLASS_CMD_CHECK:         snprintf(exp,size,"CHECK"); break;
+       case ICLASS_CMD_SOF:            snprintf(exp,size,"SOF"); break;
+       case ICLASS_CMD_HALT:            snprintf(exp,size,"HALT"); break;
+       default:                        snprintf(exp,size,"?"); break;
+    }
+    return;
+}
+
+int CmdHFiClassList(const char *Cmd)
+{
+       PrintAndLog("Deprecated command, use 'hf list iclass' instead");

   return 0;
 }
 
   return 0;
 }
 


@@ -321,7 +214,11 @@ int CmdHFiClassReader(const char *Cmd)
             uint8_t * data  = resp.d.asBytes;
 
             PrintAndLog("isOk:%02x", isOK);
             uint8_t * data  = resp.d.asBytes;
 
             PrintAndLog("isOk:%02x", isOK);

-
+            if( isOK == 0){
+                //Aborted
+                PrintAndLog("Quitting...");
+                return 0;
+            }

             if(isOK > 0)
             {
                 PrintAndLog("CSN: %s",sprint_hex(data,8));
             if(isOK > 0)
             {
                 PrintAndLog("CSN: %s",sprint_hex(data,8));


@@ -424,7 +321,7 @@ int CmdHFiClassReader_Dump(const char *Cmd)
 
 
   UsbCommand c = {CMD_READER_ICLASS, {0}};
 
 
   UsbCommand c = {CMD_READER_ICLASS, {0}};

-  c.arg[0] = FLAG_ICLASS_READER_ONLY_ONCE;
+  c.arg[0] = FLAG_ICLASS_READER_ONLY_ONCE| FLAG_ICLASS_READER_GET_CC;

   if(!fake_dummy_test)   
   SendCommand(&c);
   
   if(!fake_dummy_test)   
   SendCommand(&c);
   


@@ -577,13 +474,10 @@ int CmdHFiClass_iso14443A_write(const char *Cmd)
 static command_t CommandTable[] = 
 {
   {"help",    CmdHelp,        1, "This help"},
 static command_t CommandTable[] = 
 {
   {"help",    CmdHelp,        1, "This help"},

-  {"list",    CmdHFiClassList,   0, "List iClass history"},
+  {"list",     CmdHFiClassList,        0,      "[Deprecated] List iClass history"},

   {"snoop",   CmdHFiClassSnoop,  0, "Eavesdrop iClass communication"},
   {"sim",     CmdHFiClassSim,    0, "Simulate iClass tag"},
   {"reader",CmdHFiClassReader, 0,      "Read an iClass tag"},
   {"snoop",   CmdHFiClassSnoop,  0, "Eavesdrop iClass communication"},
   {"sim",     CmdHFiClassSim,    0, "Simulate iClass tag"},
   {"reader",CmdHFiClassReader, 0,      "Read an iClass tag"},

-  {"replay",CmdHFiClassReader_Replay,  0,      "Read an iClass tag via Reply Attack"},
-  {"dump",     CmdHFiClassReader_Dump, 0,              "Authenticate and Dump iClass tag"},
-  {"write",    CmdHFiClass_iso14443A_write,    0,      "Authenticate and Write iClass block"},

   {"replay",  CmdHFiClassReader_Replay, 0, "Read an iClass tag via Reply Attack"},
   {"dump",       CmdHFiClassReader_Dump, 0, "Authenticate and Dump iClass tag"},
   {"write",    CmdHFiClass_iso14443A_write,    0,      "Authenticate and Write iClass block"},
   {"replay",  CmdHFiClassReader_Replay, 0, "Read an iClass tag via Reply Attack"},
   {"dump",       CmdHFiClassReader_Dump, 0, "Authenticate and Dump iClass tag"},
   {"write",    CmdHFiClass_iso14443A_write,    0,      "Authenticate and Write iClass block"},