CHG: The jablotron demod now deals with the strangeness of hex symbols A-F in cardid...

[proxmark3-svn] / client / cmdhf14a.c

diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c
index 577ee574ec71e8151c63dcf78761373b03587932..b5a90b38163f197493955feac70e52ca9d182537 100644 (file)
--- a/client/cmdhf14a.c
+++ b/client/cmdhf14a.c
@@ -126,9 +126,9 @@ char* getTagInfo(uint8_t uid) {
        return manufactureMapping[len-1].desc; 
 }
 
-
 int usage_hf_14a_sim(void) {
-       PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID\n");
+//     PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 or 10 byte UID\n");
+       PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4,7 byte UID\n");
        PrintAndLog("Usage: hf 14a sim t <type> u <uid> x");
        PrintAndLog("  Options : ");
        PrintAndLog("    h     : this help");
@@ -139,10 +139,13 @@ int usage_hf_14a_sim(void) {
        PrintAndLog("            5 = MIFARE Tnp3xxx");
        PrintAndLog("            6 = MIFARE Mini");
        PrintAndLog("            7 = AMIIBO (NTAG 215),  pack 0x8080");
-       PrintAndLog("    u     : 4 or 7 byte UID");
+//     PrintAndLog("    u     : 4, 7 or 10 byte UID");
+       PrintAndLog("    u     : 4, 7 byte UID");
        PrintAndLog("    x     : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader");
-       PrintAndLog("\n   sample : hf 14a sim t 1 u 1122344");
-       PrintAndLog("          : hf 14a sim t 1 u 1122344 x\n");
+       PrintAndLog("\n   sample : hf 14a sim t 1 u 11223344 x");
+       PrintAndLog("          : hf 14a sim t 1 u 11223344");
+       PrintAndLog("          : hf 14a sim t 1 u 11223344556677");
+//     PrintAndLog("          : hf 14a sim t 1 u 11223445566778899AA\n");
        return 0;
 }
 int usage_hf_14a_sniff(void){
@@ -168,15 +171,13 @@ int usage_hf_14a_raw(void){
        return 0;
 }
 
-int CmdHF14AList(const char *Cmd)
-{
+int CmdHF14AList(const char *Cmd) {
        //PrintAndLog("Deprecated command, use 'hf list 14a' instead");
        CmdHFList("14a");
        return 0;
 }
 
-int CmdHF14AReader(const char *Cmd)
-{
+int CmdHF14AReader(const char *Cmd) {
        UsbCommand c = {CMD_READER_ISO_14443a, {ISO14A_CONNECT | ISO14A_NO_DISCONNECT, 0, 0}};
        clearCommandBuffer();
        SendCommand(&c);
@@ -462,8 +463,7 @@ int CmdHF14AReader(const char *Cmd)
 }
 
 // Collect ISO14443 Type A UIDs
-int CmdHF14ACUIDs(const char *Cmd)
-{
+int CmdHF14ACUIDs(const char *Cmd) {
        // requested number of UIDs
        int n = atoi(Cmd);
        // collect at least 1 (e.g. if no parameter was given)
@@ -494,24 +494,25 @@ int CmdHF14ACUIDs(const char *Cmd)
                }
        }
        PrintAndLog("End: %u", time(NULL));
-
        return 1;
 }
 
 // ## simulate iso14443a tag
 // ## greg - added ability to specify tag UID
-int CmdHF14ASim(const char *Cmd)
-{
+int CmdHF14ASim(const char *Cmd) {
        bool errors = FALSE;
        uint8_t flags = 0;
-       uint8_t tagtype = 1;
-       uint64_t uid = 0;
+       uint8_t tagtype = 1;    
        uint8_t cmdp = 0;
+       uint8_t uid[10] = {0,0,0,0,0,0,0,0,0,0};
+       int uidlen = 0;
+       uint8_t data[40];
+       uint64_t key = 0;
+       UsbCommand resp;
+       bool useUIDfromEML = TRUE;
 
-       while(param_getchar(Cmd, cmdp) != 0x00)
-       {
-               switch(param_getchar(Cmd, cmdp))
-               {
+       while(param_getchar(Cmd, cmdp) != 0x00) {
+               switch(param_getchar(Cmd, cmdp)) {
                        case 'h':
                        case 'H':
                                return usage_hf_14a_sim();
@@ -525,17 +526,17 @@ int CmdHF14ASim(const char *Cmd)
                                break;
                        case 'u':
                        case 'U':
-                               // Retrieve the full 4 or 7 byte long uid 
-                               uid = param_get64ex(Cmd, cmdp+1, 0, 16);
-                               if (uid == 0 )
-                                       errors = TRUE;
-                                
-                               if (uid > 0xffffffff) {
-                                       PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",uid);
-                                       flags |= FLAG_7B_UID_IN_DATA;
-                               } else {
-                                       PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",uid);
-                                       flags |= FLAG_4B_UID_IN_DATA;
+                               // Retrieve the full 4,7,10 byte long uid 
+                               param_gethex_ex(Cmd, cmdp+1, uid, &uidlen);
+                               switch(uidlen) {
+                                       //case 20: flags |= FLAG_10B_UID_IN_DATA; break;
+                                       case 14: flags |= FLAG_7B_UID_IN_DATA; break;
+                                       case  8: flags |= FLAG_4B_UID_IN_DATA; break;
+                                       default: errors = TRUE; break;
+                               }                               
+                               if (!errors) {
+                                       PrintAndLog("Emulating ISO/IEC 14443 type A tag with %d byte UID (%s)", uidlen>>1, sprint_hex(uid, uidlen>>1));
+                                       useUIDfromEML = FALSE;
                                }
                                cmdp += 2;
                                break;
@@ -555,28 +556,28 @@ int CmdHF14ASim(const char *Cmd)
        //Validations
        if (errors) return usage_hf_14a_sim();
 
-       PrintAndLog("Press pm3-button to abort simulation");
+       if ( useUIDfromEML ) 
+               flags |= FLAG_UID_IN_EMUL;
        
-       UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};
+       PrintAndLog("Press pm3-button to abort simulation");
        
-       num_to_bytes(uid, 7, c.d.asBytes);
+       UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};     
+       memcpy(c.d.asBytes, uid, uidlen>>1);
        clearCommandBuffer();
        SendCommand(&c);        
 
-       uint8_t data[40];
-       uint8_t key[6];
-       UsbCommand resp;
        while(!ukbhit()){
                if ( WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
                        if ( (resp.arg[0] & 0xffff) == CMD_SIMULATE_MIFARE_CARD ){
                                memset(data, 0x00, sizeof(data));
-                               memset(key, 0x00, sizeof(key));
                                int len = (resp.arg[1] > sizeof(data)) ? sizeof(data) : resp.arg[1];
                                memcpy(data, resp.d.asBytes, len);
-                               tryMfk32(uid, data, key);
-                               //tryMfk32_moebius(uid, data, key);
-                               //tryMfk64(uid, data, key);
-                               PrintAndLog("--");
+                               key = 0;
+                               
+                               if ( flags & FLAG_NR_AR_ATTACK ) {
+                                       bool found = tryMfk32(data, &key);
+                                       found ^= tryMfk32_moebius(data, &key);
+                               }
                        }
                }
        }
@@ -776,17 +777,12 @@ static command_t CommandTable[] =
 };
 
 int CmdHF14A(const char *Cmd) {
-       // flush
        clearCommandBuffer();
-       //WaitForResponseTimeout(CMD_ACK,NULL,100);
-
-       // parse
        CmdsParse(CommandTable, Cmd);
        return 0;
 }
 
-int CmdHelp(const char *Cmd)
-{
+int CmdHelp(const char *Cmd) {
   CmdsHelp(CommandTable);
   return 0;
 }