]> git.zerfleddert.de Git - proxmark3-svn/commitdiff
First stab at adding 'hf list 14b' and 'hf list raw'
authorMartin Holst Swende <martin@swende.se>
Fri, 16 Jan 2015 21:41:19 +0000 (22:41 +0100)
committerMartin Holst Swende <martin@swende.se>
Fri, 16 Jan 2015 21:41:19 +0000 (22:41 +0100)
client/cmdhf.c

index 33d01aeec4466e1fd6b7a706898e3918559e30ba..20ca057b3846629e62d75320b22da4881f040c87 100644 (file)
@@ -137,14 +137,14 @@ NXP/Philips CUSTOM COMMANDS
 #define ICLASS_CMD_READ4            0x06
 
 
-#define ISO14443_CMD_REQA       0x26
-#define ISO14443_CMD_READBLOCK  0x30
-#define ISO14443_CMD_WUPA       0x52
-#define ISO14443_CMD_ANTICOLL_OR_SELECT     0x93
-#define ISO14443_CMD_ANTICOLL_OR_SELECT_2   0x95
-#define ISO14443_CMD_WRITEBLOCK 0xA0 // or 0xA2 ?
-#define ISO14443_CMD_HALT       0x50
-#define ISO14443_CMD_RATS       0xE0
+#define ISO14443A_CMD_REQA       0x26
+#define ISO14443A_CMD_READBLOCK  0x30
+#define ISO14443A_CMD_WUPA       0x52
+#define ISO14443A_CMD_ANTICOLL_OR_SELECT     0x93
+#define ISO14443A_CMD_ANTICOLL_OR_SELECT_2   0x95
+#define ISO14443A_CMD_WRITEBLOCK 0xA0 // or 0xA2 ?
+#define ISO14443A_CMD_HALT       0x50
+#define ISO14443A_CMD_RATS       0xE0
 
 #define MIFARE_AUTH_KEYA           0x60
 #define MIFARE_AUTH_KEYB           0x61
@@ -180,14 +180,17 @@ NXP/Philips CUSTOM COMMANDS
 #define ISO15693_READ_MULTI_SECSTATUS 0x2C
 
 
+#define ISO_14443A 0
+#define ICLASS     1
+#define ISO_14443B 2
 
 
 void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
 {
        switch(cmd[0])
        {
-       case ISO14443_CMD_WUPA:        snprintf(exp,size,"WUPA"); break;
-       case ISO14443_CMD_ANTICOLL_OR_SELECT:{
+       case ISO14443A_CMD_WUPA:        snprintf(exp,size,"WUPA"); break;
+       case ISO14443A_CMD_ANTICOLL_OR_SELECT:{
                // 93 20 = Anticollision (usage: 9320 - answer: 4bytes UID+1byte UID-bytes-xor)
                // 93 70 = Select (usage: 9370+5bytes 9320 answer - answer: 1byte SAK)
                if(cmd[2] == 0x70)
@@ -198,7 +201,7 @@ void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
                        snprintf(exp,size,"ANTICOLL"); break;
                }
        }
-       case ISO14443_CMD_ANTICOLL_OR_SELECT_2:{
+       case ISO14443A_CMD_ANTICOLL_OR_SELECT_2:{
                //95 20 = Anticollision of cascade level2
                //95 70 = Select of cascade level2
                if(cmd[2] == 0x70)
@@ -209,11 +212,11 @@ void annotateIso14443a(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
                        snprintf(exp,size,"ANTICOLL-2"); break;
                }
        }
-       case ISO14443_CMD_REQA:       snprintf(exp,size,"REQA"); break;
-       case ISO14443_CMD_READBLOCK:  snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
-       case ISO14443_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
-       case ISO14443_CMD_HALT:       snprintf(exp,size,"HALT"); break;
-       case ISO14443_CMD_RATS:       snprintf(exp,size,"RATS"); break;
+       case ISO14443A_CMD_REQA:       snprintf(exp,size,"REQA"); break;
+       case ISO14443A_CMD_READBLOCK:  snprintf(exp,size,"READBLOCK(%d)",cmd[1]); break;
+       case ISO14443A_CMD_WRITEBLOCK: snprintf(exp,size,"WRITEBLOCK(%d)",cmd[1]); break;
+       case ISO14443A_CMD_HALT:       snprintf(exp,size,"HALT"); break;
+       case ISO14443A_CMD_RATS:       snprintf(exp,size,"RATS"); break;
        case MIFARE_CMD_INC:          snprintf(exp,size,"INC(%d)",cmd[1]); break;
        case MIFARE_CMD_DEC:          snprintf(exp,size,"DEC(%d)",cmd[1]); break;
        case MIFARE_CMD_RESTORE:      snprintf(exp,size,"RESTORE(%d)",cmd[1]); break;
@@ -281,10 +284,44 @@ void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
                case ISO15693_LOCK_DSFID           :snprintf(exp, size, "LOCK_DSFID");break;
                case ISO15693_GET_SYSTEM_INFO      :snprintf(exp, size, "GET_SYSTEM_INFO");break;
                case ISO15693_READ_MULTI_SECSTATUS :snprintf(exp, size, "READ_MULTI_SECSTATUS");break;
-               default:                     snprintf(exp,size,"?"); break;
+               default:                            snprintf(exp,size,"?"); break;
                }
        }
 }
+void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
+{
+       switch(cmd[0]){
+       case ISO14443B_REQB   : snprintf(exp,size,"REQB");break;
+       case ISO14443B_ATTRIB : snprintf(exp,size,"ATTRIB");break;
+       case ISO14443B_HALT   : snprintf(exp,size,"HALT");break;
+       default:                snprintf(exp,size ,"?");break;
+       }
+
+}
+
+/**
+ * @brief iso14443B_CRC_Ok Checks CRC in command or response
+ * @param isResponse
+ * @param data
+ * @param len
+ * @return  0 : CRC-command, CRC not ok
+ *          1 : CRC-command, CRC ok
+ *          2 : Not crc-command
+ */
+
+uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
+{
+       uint8_t b1,b2;
+
+       if(len <= 2) return 2;
+
+       ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
+       if(b1 != data[len-2] || b2 != data[len-1]) {
+         return 0;
+       }
+       return 1;
+}
+
 /**
  * @brief iclass_CRC_Ok Checks CRC in command or response
  * @param isResponse
@@ -294,7 +331,7 @@ void annotateIso15693(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize)
  *             1 : CRC-command, CRC ok
  *          2 : Not crc-command
  */
-uint8_t iclass_CRC_Ok(bool isResponse, uint8_t* data, uint8_t len)
+uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
 {
        if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
 
@@ -346,7 +383,7 @@ uint8_t iclass_CRC_Ok(bool isResponse, uint8_t* data, uint8_t len)
        }
 }
 
-uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, bool iclass, bool showWaitCycles)
+uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, uint8_t protocol, bool showWaitCycles)
 {
        bool isResponse;
        uint16_t duration, data_len,parity_len;
@@ -405,12 +442,15 @@ uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, bool iclass, bool sho
 
        if (data_len > 2) {
                uint8_t b1, b2;
-               if(iclass)
+               if(protocol == ICLASS)
                {
-                       //The following commands have crc
-                       crcStatus = iclass_CRC_Ok(isResponse, frame, data_len);
+                       crcStatus = iclass_CRC_check(isResponse, frame, data_len);
 
-               }else{//Iso 14443a
+               }else if (protocol == ISO_14443B)
+               {
+                       crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
+               }
+               else if (protocol == ISO_14443A){//Iso 14443a
 
                        ComputeCrc14443(CRC_14443_A, frame, data_len-2, &b1, &b2);
 
@@ -431,10 +471,12 @@ uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, bool iclass, bool sho
 
        if(!isResponse)
        {
-               if(iclass)
+               if(protocol == ICLASS)
                        annotateIclass(explanation,sizeof(explanation),frame,data_len);
-               else 
+               else if (protocol == ISO_14443A)
                        annotateIso14443a(explanation,sizeof(explanation),frame,data_len);
+               else if(protocol == ISO_14443B)
+                       annotateIso14443b(explanation,sizeof(explanation),frame,data_len);
        }
 
        int num_lines = (data_len - 1)/16 + 1;
@@ -477,7 +519,7 @@ int CmdHFList(const char *Cmd)
        int tlen = param_getstr(Cmd,0,type);
        char param = param_getchar(Cmd, 1);
        bool errors = false;
-       bool iclass = false;
+       uint8_t protocol = false;
        //Validate params
        if(tlen == 0 || (strcmp(type, "iclass") != 0 && strcmp(type,"14a") != 0))
        {
@@ -490,9 +532,11 @@ int CmdHFList(const char *Cmd)
 
        if (errors) {
                PrintAndLog("List protocol data in trace buffer.");
-               PrintAndLog("Usage:  hf list [14a|iclass] [f]");
+               PrintAndLog("Usage:  hf list [14a|14b|iclass] [f]");
                PrintAndLog("    14a    - interpret data as iso14443a communications");
+               PrintAndLog("    14b    - interpret data as iso14443b communications");
                PrintAndLog("    iclass - interpret data as iclass communications");
+               PrintAndLog("    raw    - just show raw data");
                PrintAndLog("    f      - show frame delay times as well");
                PrintAndLog("");
                PrintAndLog("example: hf list 14a f");
@@ -501,7 +545,17 @@ int CmdHFList(const char *Cmd)
        }
        if(strcmp(type, "iclass") == 0)
        {
-               iclass = true;
+               protocol = ICLASS;
+       }else if(strcmp(type, "14a") == 0)
+       {
+               protocol = ISO_14443A;
+       }
+       else if(strcmp(type, "14b") == 0)
+       {
+               protocol = ISO_14443B;
+       }else if(strcmp(type,"raw")== 0)
+       {
+               protocol = -1;//No crc, no annotations
        }
 
        if (param == 'f') {
@@ -525,7 +579,7 @@ int CmdHFList(const char *Cmd)
 
        while(tracepos < TRACE_SIZE)
        {
-               tracepos = printTraceLine(tracepos, trace, iclass, showWaitCycles);
+               tracepos = printTraceLine(tracepos, trace, protocol, showWaitCycles);
        }
        return 0;
 }
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