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[proxmark3-svn] / armsrc / mifarecmd.c
diff --git a/armsrc/mifarecmd.c b/armsrc/mifarecmd.c
index 4f4ce64d96dd2f0791ba9748be835a8f29900dcd..cbad7a905b890cda71c5df2f7afca34570121b02 100644 (file)
--- a/armsrc/mifarecmd.c
+++ b/armsrc/mifarecmd.c
@@ -1,5 +1,5 @@
 //-----------------------------------------------------------------------------\r
 //-----------------------------------------------------------------------------\r
-// Merlok - June 2011\r
+// Merlok - June 2011, 2012\r
 // Gerhard de Koning Gans - May 2008\r
 // Hagen Fritsch - June 2010\r
 //\r
 // Gerhard de Koning Gans - May 2008\r
 // Hagen Fritsch - June 2010\r
 //\r
@@ -28,14 +28,14 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        // variables\r
        byte_t isOK = 0;\r
        byte_t dataoutbuf[16];\r
        // variables\r
        byte_t isOK = 0;\r
        byte_t dataoutbuf[16];\r
-       uint8_t uid[8];\r
+       uint8_t uid[10];\r
        uint32_t cuid;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
 \r
        // clear trace\r
        uint32_t cuid;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
 \r
        // clear trace\r
-       iso14a_clear_tracelen();\r
+       iso14a_clear_trace();\r
 //     iso14a_set_tracing(false);\r
 \r
        iso14443a_setup();\r
 //     iso14a_set_tracing(false);\r
 \r
        iso14443a_setup();\r
@@ -78,11 +78,12 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        memset(uid, 0x44, 4);\r
        LogTrace(uid, 4, 0, 0, TRUE);\r
 \r
        memset(uid, 0x44, 4);\r
        LogTrace(uid, 4, 0, 0, TRUE);\r
 \r
-       UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
-       memcpy(ack.d.asBytes, dataoutbuf, 16);\r
+//     UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
+//     memcpy(ack.d.asBytes, dataoutbuf, 16);\r
        \r
        LED_B_ON();\r
        \r
        LED_B_ON();\r
-       UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+  cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
+//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
        LED_B_OFF();\r
 \r
 \r
        LED_B_OFF();\r
 \r
 \r
@@ -90,12 +91,66 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
 //  iso14a_set_tracing(TRUE);\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
 //  iso14a_set_tracing(TRUE);\r
-\r
-}\r
-\r
-//-----------------------------------------------------------------------------\r
-// Select, Authenticaate, Read an MIFARE tag. \r
-// read sector (data = 4 x 16 bytes = 64 bytes)\r
+
+}
+
+void MifareUReadBlock(uint8_t arg0,uint8_t *datain)
+{
+    // params
+       uint8_t blockNo = arg0;
+       
+       // variables
+       byte_t isOK = 0;
+       byte_t dataoutbuf[16];
+       uint8_t uid[10];
+       uint32_t cuid;
+    
+       // clear trace
+       iso14a_clear_trace();
+       iso14443a_setup();
+    
+       LED_A_ON();
+       LED_B_OFF();
+       LED_C_OFF();
+    
+       while (true) {
+               if(!iso14443a_select_card(uid, NULL, &cuid)) {
+            if (MF_DBGLEVEL >= 1)      Dbprintf("Can't select card");
+                       break;
+               };
+        
+               if(mifare_ultra_readblock(cuid, blockNo, dataoutbuf)) {
+            if (MF_DBGLEVEL >= 1)      Dbprintf("Read block error");
+                       break;
+               };
+        
+               if(mifare_ultra_halt(cuid)) {
+            if (MF_DBGLEVEL >= 1)      Dbprintf("Halt error");
+                       break;
+               };
+               
+               isOK = 1;
+               break;
+       }
+       
+       if (MF_DBGLEVEL >= 2)   DbpString("READ BLOCK FINISHED");
+    
+       // add trace trailer
+       memset(uid, 0x44, 4);
+       LogTrace(uid, 4, 0, 0, TRUE);
+       LED_B_ON();
+        cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);
+       LED_B_OFF();
+    
+    
+    // Thats it...
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+       LEDsoff();
+}
+
+//-----------------------------------------------------------------------------
+// Select, Authenticaate, Read an MIFARE tag. 
+// read sector (data = 4 x 16 bytes = 64 bytes)
 //-----------------------------------------------------------------------------\r
 void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
 {\r
 //-----------------------------------------------------------------------------\r
 void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
 {\r
@@ -108,14 +163,14 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        // variables\r
        byte_t isOK = 0;\r
        byte_t dataoutbuf[16 * 4];\r
        // variables\r
        byte_t isOK = 0;\r
        byte_t dataoutbuf[16 * 4];\r
-       uint8_t uid[8];\r
+       uint8_t uid[10];\r
        uint32_t cuid;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
 \r
        // clear trace\r
        uint32_t cuid;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
 \r
        // clear trace\r
-       iso14a_clear_tracelen();\r
+       iso14a_clear_trace();\r
 //     iso14a_set_tracing(false);\r
 \r
        iso14443a_setup();\r
 //     iso14a_set_tracing(false);\r
 \r
        iso14443a_setup();\r
@@ -170,28 +225,89 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        memset(uid, 0x44, 4);\r
        LogTrace(uid, 4, 0, 0, TRUE);\r
 \r
        memset(uid, 0x44, 4);\r
        LogTrace(uid, 4, 0, 0, TRUE);\r
 \r
-       UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
-       memcpy(ack.d.asBytes, dataoutbuf, 16 * 2);\r
+//     UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
+//     memcpy(ack.d.asBytes, dataoutbuf, 16 * 2);\r
        \r
        LED_B_ON();\r
        \r
        LED_B_ON();\r
-       UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
-\r
-       SpinDelay(100);\r
+  cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,32);\r
+//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+//     SpinDelay(100);\r
        \r
        \r
-       memcpy(ack.d.asBytes, dataoutbuf + 16 * 2, 16 * 2);\r
-       UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
-       LED_B_OFF();    \r
+//     memcpy(ack.d.asBytes, dataoutbuf + 16 * 2, 16 * 2);\r
+//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+  cmd_send(CMD_ACK,isOK,0,0,dataoutbuf+32, 32);\r
+       LED_B_OFF();\r
 \r
        // Thats it...\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
 //  iso14a_set_tracing(TRUE);\r
 \r
        // Thats it...\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
 //  iso14a_set_tracing(TRUE);\r
-\r
-}\r
-\r
-//-----------------------------------------------------------------------------\r
-// Select, Authenticaate, Read an MIFARE tag. \r
-// read block\r
+
+}
+
+void MifareUReadCard(uint8_t arg0, uint8_t *datain)
+{
+  // params
+        uint8_t sectorNo = arg0;
+        
+        // variables
+        byte_t isOK = 0;
+        byte_t dataoutbuf[16 * 4];
+        uint8_t uid[10];
+        uint32_t cuid;
+
+        // clear trace
+        iso14a_clear_trace();
+//      iso14a_set_tracing(false);
+
+        iso14443a_setup();
+
+        LED_A_ON();
+        LED_B_OFF();
+        LED_C_OFF();
+
+        while (true) {
+                if(!iso14443a_select_card(uid, NULL, &cuid)) {
+                if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");
+                        break;
+                };
+               for(int sec=0;sec<16;sec++){
+                    if(mifare_ultra_readblock(cuid, sectorNo * 4 + sec, dataoutbuf + 4 * sec)) {
+                    if (MF_DBGLEVEL >= 1)   Dbprintf("Read block %d error",sec);
+                        break;
+                    };
+                }
+                if(mifare_ultra_halt(cuid)) {
+                if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");
+                        break;
+                };
+
+                isOK = 1;
+                break;
+        }
+        
+        if (MF_DBGLEVEL >= 2) DbpString("READ CARD FINISHED");
+
+        // add trace trailer
+        memset(uid, 0x44, 4);
+        LogTrace(uid, 4, 0, 0, TRUE);
+        
+        LED_B_ON();
+  cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,64);
+  //cmd_send(CMD_ACK,isOK,0,0,dataoutbuf+32, 32);
+        LED_B_OFF();
+
+        // Thats it...
+        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+        LEDsoff();
+//  iso14a_set_tracing(TRUE);
+
+}
+
+
+//-----------------------------------------------------------------------------
+// Select, Authenticaate, Read an MIFARE tag. 
+// read block
 //-----------------------------------------------------------------------------\r
 void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
 {\r
 //-----------------------------------------------------------------------------\r
 void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
 {\r
@@ -206,14 +322,14 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        \r
        // variables\r
        byte_t isOK = 0;\r
        \r
        // variables\r
        byte_t isOK = 0;\r
-       uint8_t uid[8];\r
+       uint8_t uid[10];\r
        uint32_t cuid;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
 \r
        // clear trace\r
        uint32_t cuid;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
 \r
        // clear trace\r
-       iso14a_clear_tracelen();\r
+       iso14a_clear_trace();\r
 //  iso14a_set_tracing(false);\r
 \r
        iso14443a_setup();\r
 //  iso14a_set_tracing(false);\r
 \r
        iso14443a_setup();\r
@@ -256,206 +372,342 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        memset(uid, 0x44, 4);\r
        LogTrace(uid, 4, 0, 0, TRUE);\r
 \r
        memset(uid, 0x44, 4);\r
        LogTrace(uid, 4, 0, 0, TRUE);\r
 \r
-       UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
+//     UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
        \r
        LED_B_ON();\r
        \r
        LED_B_ON();\r
-       UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
-       LED_B_OFF();    \r
+       cmd_send(CMD_ACK,isOK,0,0,0,0);\r
+//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+       LED_B_OFF();\r
 \r
 \r
        // Thats it...\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
 //  iso14a_set_tracing(TRUE);\r
 \r
 \r
        // Thats it...\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
 //  iso14a_set_tracing(TRUE);\r
-\r
-}\r
-\r
-// Return 1 if the nonce is invalid else return 0\r
-int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, byte_t * parity) {\r
-       return ((oddparity((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\r
+
+}
+
+void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)
+{
+        // params
+        uint8_t blockNo = arg0;
+        byte_t blockdata[16];
+
+        memset(blockdata,'\0',16);
+        memcpy(blockdata, datain,16);
+        
+        // variables
+        byte_t isOK = 0;
+        uint8_t uid[10];
+        uint32_t cuid;
+
+        // clear trace
+        iso14a_clear_trace();
+       //  iso14a_set_tracing(false);
+
+        iso14443a_setup();
+
+        LED_A_ON();
+        LED_B_OFF();
+        LED_C_OFF();
+
+        while (true) {
+                if(!iso14443a_select_card(uid, NULL, &cuid)) {
+                        if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");
+                        break;
+                };
+
+                if(mifare_ultra_writeblock(cuid, blockNo, blockdata)) {
+                        if (MF_DBGLEVEL >= 1)   Dbprintf("Write block error");
+                        break;
+                };
+
+                if(mifare_ultra_halt(cuid)) {
+                        if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");
+                        break;
+                };
+                
+                isOK = 1;
+                break;
+        }
+        
+        if (MF_DBGLEVEL >= 2)   DbpString("WRITE BLOCK FINISHED");
+
+        // add trace trailer
+        memset(uid, 0x44, 4);
+        LogTrace(uid, 4, 0, 0, TRUE);
+
+        LED_B_ON();
+       cmd_send(CMD_ACK,isOK,0,0,0,0);
+//      UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+        LED_B_OFF();
+
+
+        // Thats it...
+        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+        LEDsoff();
+//  iso14a_set_tracing(TRUE);
+
+}
+
+void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain)
+{
+        // params
+        uint8_t blockNo = arg0;
+        byte_t blockdata[4];
+        
+       memcpy(blockdata, datain,4);
+
+        // variables
+        byte_t isOK = 0;
+        uint8_t uid[10];
+        uint32_t cuid;
+
+        // clear trace
+        iso14a_clear_trace();
+        //  iso14a_set_tracing(false);
+
+        iso14443a_setup();
+
+        LED_A_ON();
+        LED_B_OFF();
+        LED_C_OFF();
+
+        while (true) {
+                        if(!iso14443a_select_card(uid, NULL, &cuid)) {
+                        if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");
+                        break;
+                };
+
+                if(mifare_ultra_special_writeblock(cuid, blockNo, blockdata)) {
+                        if (MF_DBGLEVEL >= 1)   Dbprintf("Write block error");
+                        break;
+                };
+
+                if(mifare_ultra_halt(cuid)) {
+                        if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");
+                        break;
+                };
+
+                isOK = 1;
+                break;
+        }
+
+        if (MF_DBGLEVEL >= 2)   DbpString("WRITE BLOCK FINISHED");
+
+        // add trace trailer
+       memset(uid, 0x44, 4);
+        LogTrace(uid, 4, 0, 0, TRUE);
+
+       LED_B_ON();
+        cmd_send(CMD_ACK,isOK,0,0,0,0);
+//      UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));
+        LED_B_OFF();
+
+
+        // Thats it...
+        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
+        LEDsoff();
+//  iso14a_set_tracing(TRUE);
+
+}
+
+// Return 1 if the nonce is invalid else return 0
+int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, byte_t * parity) {
+       return ((oddparity((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \
        (oddparity((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r
        (oddparity((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r
 }\r
 \r
        (oddparity((Nt >> 16) & 0xFF) == ((parity[1]) ^ oddparity((NtEnc >> 16) & 0xFF) ^ BIT(Ks1,8))) & \\r
        (oddparity((Nt >> 8) & 0xFF) == ((parity[2]) ^ oddparity((NtEnc >> 8) & 0xFF) ^ BIT(Ks1,0)))) ? 1 : 0;\r
 }\r
 \r
+\r
+\r
 //-----------------------------------------------------------------------------\r
 // MIFARE nested authentication. \r
 // \r
 //-----------------------------------------------------------------------------\r
 //-----------------------------------------------------------------------------\r
 // MIFARE nested authentication. \r
 // \r
 //-----------------------------------------------------------------------------\r
-void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain)\r
+void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *datain)\r
 {\r
        // params\r
 {\r
        // params\r
-       uint8_t blockNo = arg0;\r
-       uint8_t keyType = arg1;\r
-       uint8_t targetBlockNo = arg2 & 0xff;\r
-       uint8_t targetKeyType = (arg2 >> 8) & 0xff;\r
+       uint8_t blockNo = arg0 & 0xff;\r
+       uint8_t keyType = (arg0 >> 8) & 0xff;\r
+       uint8_t targetBlockNo = arg1 & 0xff;\r
+       uint8_t targetKeyType = (arg1 >> 8) & 0xff;\r
        uint64_t ui64Key = 0;\r
 \r
        ui64Key = bytes_to_num(datain, 6);\r
        \r
        // variables\r
        uint64_t ui64Key = 0;\r
 \r
        ui64Key = bytes_to_num(datain, 6);\r
        \r
        // variables\r
-       int rtr, i, j, m, len;\r
-       int davg, dmin, dmax;\r
-       uint8_t uid[8];\r
+       uint16_t rtr, i, j, len;\r
+       uint16_t davg;\r
+       static uint16_t dmin, dmax;\r
+       uint8_t uid[10];\r
        uint32_t cuid, nt1, nt2, nttmp, nttest, par, ks1;\r
        uint32_t cuid, nt1, nt2, nttmp, nttest, par, ks1;\r
+       uint32_t target_nt[2], target_ks[2];\r
+       \r
        uint8_t par_array[4];\r
        uint8_t par_array[4];\r
-       nestedVector nvector[NES_MAX_INFO + 1][11];\r
-       int nvectorcount[NES_MAX_INFO + 1];\r
-       int ncount = 0;\r
-       UsbCommand ack = {CMD_ACK, {0, 0, 0}};\r
+       uint16_t ncount = 0;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
        uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
 \r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
        uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
 \r
-       //init\r
-       for (i = 0; i < NES_MAX_INFO + 1; i++) nvectorcount[i] = 11;  //  11 - empty block;\r
-       \r
+       uint32_t auth1_time, auth2_time;\r
+       static uint16_t delta_time;\r
+\r
+       StartCountMifare();\r
+\r
        // clear trace\r
        // clear trace\r
-       iso14a_clear_tracelen();\r
-  iso14a_set_tracing(false);\r
+       iso14a_clear_trace();\r
+       iso14a_set_tracing(false);\r
        \r
        iso14443a_setup();\r
 \r
        LED_A_ON();\r
        \r
        iso14443a_setup();\r
 \r
        LED_A_ON();\r
-       LED_B_ON();\r
        LED_C_OFF();\r
 \r
        LED_C_OFF();\r
 \r
-  FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
-  SpinDelay(200);\r
-       \r
-       davg = dmax = 0;\r
-       dmin = 2000;\r
 \r
 \r
-       // test nonce distance\r
-       for (rtr = 0; rtr < 10; rtr++) {\r
-    FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
-    SpinDelay(100);\r
-    FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);\r
+       while((GetCountMifare() & 0xffff0000) != 0x00010000);           // wait for counter to reset and "warm up" \r
 \r
 \r
-    // Test if the action was cancelled\r
-    if(BUTTON_PRESS()) {\r
-      break;\r
-    }\r
+       // statistics on nonce distance\r
+       if (calibrate) {        // for first call only. Otherwise reuse previous calibration\r
+               LED_B_ON();\r
 \r
 \r
-               if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
-                       if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
-                       break;\r
-               };\r
+               davg = dmax = 0;\r
+               dmin = 2000;\r
+               delta_time = 0;\r
                \r
                \r
-               if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1)) {\r
-                       if (MF_DBGLEVEL >= 1)   Dbprintf("Auth1 error");\r
-                       break;\r
-               };\r
+               for (rtr = 0; rtr < 17; rtr++) {\r
 \r
 \r
-               if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2)) {\r
-                       if (MF_DBGLEVEL >= 1)   Dbprintf("Auth2 error");\r
-                       break;\r
-               };\r
-               \r
-               nttmp = prng_successor(nt1, 500);\r
-               for (i = 501; i < 2000; i++) {\r
-                       nttmp = prng_successor(nttmp, 1);\r
-                       if (nttmp == nt2) break;\r
+                       // prepare next select. No need to power down the card.\r
+                       if(mifare_classic_halt(pcs, cuid)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Nested: Halt error");\r
+                               rtr--;\r
+                               continue;\r
+                       }\r
+\r
+                       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Nested: Can't select card");\r
+                               rtr--;\r
+                               continue;\r
+                       };\r
+\r
+                       auth1_time = 0;\r
+                       if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Nested: Auth1 error");\r
+                               rtr--;\r
+                               continue;\r
+                       };\r
+\r
+                       if (delta_time) {\r
+                               auth2_time = auth1_time + delta_time;\r
+                       } else {\r
+                               auth2_time = 0;\r
+                       }\r
+                       if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_NESTED, &nt2, &auth2_time)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Nested: Auth2 error");\r
+                               rtr--;\r
+                               continue;\r
+                       };\r
+\r
+                       nttmp = prng_successor(nt1, 100);                               //NXP Mifare is typical around 840,but for some unlicensed/compatible mifare card this can be 160\r
+                       for (i = 101; i < 1200; i++) {\r
+                               nttmp = prng_successor(nttmp, 1);\r
+                               if (nttmp == nt2) break;\r
+                       }\r
+\r
+                       if (i != 1200) {\r
+                               if (rtr != 0) {\r
+                                       davg += i;\r
+                                       dmin = MIN(dmin, i);\r
+                                       dmax = MAX(dmax, i);\r
+                               }\r
+                               else {\r
+                                       delta_time = auth2_time - auth1_time + 32;  // allow some slack for proper timing\r
+                               }\r
+                               if (MF_DBGLEVEL >= 3) Dbprintf("Nested: calibrating... ntdist=%d", i);\r
+                       }\r
                }\r
                \r
                }\r
                \r
-               if (i != 2000) {\r
-                       davg += i;\r
-                       if (dmin > i) dmin = i;\r
-                       if (dmax < i) dmax = i;\r
-                       if (MF_DBGLEVEL >= 4)   Dbprintf("r=%d nt1=%08x nt2=%08x distance=%d", rtr, nt1, nt2, i);\r
-               }\r
-       }\r
-       \r
-       if (rtr == 0)   return;\r
-\r
-       davg = davg / rtr;\r
-       if (MF_DBGLEVEL >= 3)   Dbprintf("distance: min=%d max=%d avg=%d", dmin, dmax, davg);\r
+               if (rtr <= 1)   return;\r
 \r
 \r
-       LED_B_OFF();\r
+               davg = (davg + (rtr - 1)/2) / (rtr - 1);\r
+               \r
+               if (MF_DBGLEVEL >= 3) Dbprintf("min=%d max=%d avg=%d, delta_time=%d", dmin, dmax, davg, delta_time);\r
 \r
 \r
+               dmin = davg - 2;\r
+               dmax = davg + 2;\r
+               \r
+               LED_B_OFF();\r
+       \r
+       }\r
 //  -------------------------------------------------------------------------------------------------  \r
        \r
        LED_C_ON();\r
 \r
        //  get crypted nonces for target sector\r
 //  -------------------------------------------------------------------------------------------------  \r
        \r
        LED_C_ON();\r
 \r
        //  get crypted nonces for target sector\r
-       for (rtr = 0; rtr < NS_RETRIES_GETNONCE; rtr++) {\r
-       if (MF_DBGLEVEL >= 4)                   Dbprintf("------------------------------");\r
+       for(i=0; i < 2; i++) { // look for exactly two different nonces\r
 \r
 \r
-               FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
-    SpinDelay(100);\r
-    FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);\r
-\r
-    // Test if the action was cancelled\r
-    if(BUTTON_PRESS()) {\r
-      break;\r
-    }\r
-\r
-               if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
-                       if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
-                       break;\r
-               };\r
+               target_nt[i] = 0;\r
+               while(target_nt[i] == 0) { // continue until we have an unambiguous nonce\r
                \r
                \r
-               if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1)) {\r
-                       if (MF_DBGLEVEL >= 1)   Dbprintf("Auth1 error");\r
-                       break;\r
-               };\r
+                       // prepare next select. No need to power down the card.\r
+                       if(mifare_classic_halt(pcs, cuid)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Nested: Halt error");\r
+                               continue;\r
+                       }\r
 \r
 \r
-               // nested authentication\r
-               len = mifare_sendcmd_shortex(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, &par);\r
-               if (len != 4) {\r
-                       if (MF_DBGLEVEL >= 1)   Dbprintf("Auth2 error len=%d", len);\r
-                       break;\r
-               };\r
-       \r
-               nt2 = bytes_to_num(receivedAnswer, 4);          \r
-               if (MF_DBGLEVEL >= 4)   Dbprintf("r=%d nt1=%08x nt2enc=%08x nt2par=%08x", rtr, nt1, nt2, par);\r
-               \r
-               // Parity validity check\r
-               for (i = 0; i < 4; i++) {\r
-                       par_array[i] = (oddparity(receivedAnswer[i]) != ((par & 0x08) >> 3));\r
-                       par = par << 1;\r
-               }\r
+                       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Nested: Can't select card");\r
+                               continue;\r
+                       };\r
                \r
                \r
-               ncount = 0;\r
-               nttest = prng_successor(nt1, dmin - NS_TOLERANCE);\r
-               for (m = dmin - NS_TOLERANCE + 1; m < dmax + NS_TOLERANCE; m++) {\r
-                       nttest = prng_successor(nttest, 1);\r
-                       ks1 = nt2 ^ nttest;\r
-\r
-                       if (valid_nonce(nttest, nt2, ks1, par_array) && (ncount < 11)){\r
-                               \r
-                               nvector[NES_MAX_INFO][ncount].nt = nttest;\r
-                               nvector[NES_MAX_INFO][ncount].ks1 = ks1;\r
-                               ncount++;\r
-                               nvectorcount[NES_MAX_INFO] = ncount;\r
-                               if (MF_DBGLEVEL >= 4)   Dbprintf("valid m=%d ks1=%08x nttest=%08x", m, ks1, nttest);\r
-                       }\r
+                       auth1_time = 0;\r
+                       if(mifare_classic_authex(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST, &nt1, &auth1_time)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Nested: Auth1 error");\r
+                               continue;\r
+                       };\r
 \r
 \r
-               }\r
+                       // nested authentication\r
+                       auth2_time = auth1_time + delta_time;\r
+                       len = mifare_sendcmd_shortex(pcs, AUTH_NESTED, 0x60 + (targetKeyType & 0x01), targetBlockNo, receivedAnswer, &par, &auth2_time);\r
+                       if (len != 4) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Nested: Auth2 error len=%d", len);\r
+                               continue;\r
+                       };\r
                \r
                \r
-               // select vector with length less than got\r
-               if (nvectorcount[NES_MAX_INFO] != 0) {\r
-                       m = NES_MAX_INFO;\r
+                       nt2 = bytes_to_num(receivedAnswer, 4);          \r
+                       if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2, par);\r
                        \r
                        \r
-                       for (i = 0; i < NES_MAX_INFO; i++)\r
-                               if (nvectorcount[i] > 10) {\r
-                                       m = i;\r
-                                       break;\r
-                               }\r
-                               \r
-                       if (m == NES_MAX_INFO)\r
-                               for (i = 0; i < NES_MAX_INFO; i++)\r
-                                       if (nvectorcount[NES_MAX_INFO] < nvectorcount[i]) {\r
-                                               m = i;\r
+                       // Parity validity check\r
+                       for (j = 0; j < 4; j++) {\r
+                               par_array[j] = (oddparity(receivedAnswer[j]) != ((par & 0x08) >> 3));\r
+                               par = par << 1;\r
+                       }\r
+                       \r
+                       ncount = 0;\r
+                       nttest = prng_successor(nt1, dmin - 1);\r
+                       for (j = dmin; j < dmax + 1; j++) {\r
+                               nttest = prng_successor(nttest, 1);\r
+                               ks1 = nt2 ^ nttest;\r
+\r
+                               if (valid_nonce(nttest, nt2, ks1, par_array)){\r
+                                       if (ncount > 0) {               // we are only interested in disambiguous nonces, try again\r
+                                               if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (ambigous), ntdist=%d", i+1, j);\r
+                                               target_nt[i] = 0;\r
+                                               break;\r
+                                       }\r
+                                       target_nt[i] = nttest;\r
+                                       target_ks[i] = ks1;\r
+                                       ncount++;\r
+                                       if (i == 1 && target_nt[1] == target_nt[0]) { // we need two different nonces\r
+                                               target_nt[i] = 0;\r
+                                               if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#2: dismissed (= nonce#1), ntdist=%d", j);\r
                                                break;\r
                                        }\r
                                                break;\r
                                        }\r
-                                       \r
-                       if (m != NES_MAX_INFO) {\r
-                               for (i = 0; i < nvectorcount[m]; i++) {\r
-                                       nvector[m][i] = nvector[NES_MAX_INFO][i];\r
+                                       if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: valid, ntdist=%d", i+1, j);\r
                                }\r
                                }\r
-                               nvectorcount[m] = nvectorcount[NES_MAX_INFO];\r
                        }\r
                        }\r
+                       if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);\r
                }\r
        }\r
 \r
                }\r
        }\r
 \r
@@ -468,53 +720,26 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain)
        memset(uid, 0x44, 4);\r
        LogTrace(uid, 4, 0, 0, TRUE);\r
 \r
        memset(uid, 0x44, 4);\r
        LogTrace(uid, 4, 0, 0, TRUE);\r
 \r
-       for (i = 0; i < NES_MAX_INFO; i++) {\r
-               if (nvectorcount[i] > 10) continue;\r
-               \r
-               for (j = 0; j < nvectorcount[i]; j += 5) {\r
-                       ncount = nvectorcount[i] - j;\r
-                       if (ncount > 5) ncount = 5; \r
-\r
-                       ack.arg[0] = 0; // isEOF = 0\r
-                       ack.arg[1] = ncount;\r
-                       ack.arg[2] = targetBlockNo + (targetKeyType * 0x100);\r
-                       memset(ack.d.asBytes, 0x00, sizeof(ack.d.asBytes));\r
-                       \r
-                       memcpy(ack.d.asBytes, &cuid, 4);\r
-                       for (m = 0; m < ncount; m++) {\r
-                               memcpy(ack.d.asBytes + 8 + m * 8 + 0, &nvector[i][m + j].nt, 4);\r
-                               memcpy(ack.d.asBytes + 8 + m * 8 + 4, &nvector[i][m + j].ks1, 4);\r
-                       }\r
-       \r
-                       LED_B_ON();\r
-                       SpinDelay(100);\r
-                       UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
-                       LED_B_OFF();    \r
-               }\r
-       }\r
-\r
-       // finalize list\r
-       ack.arg[0] = 1; // isEOF = 1\r
-       ack.arg[1] = 0;\r
-       ack.arg[2] = 0;\r
-       memset(ack.d.asBytes, 0x00, sizeof(ack.d.asBytes));\r
+       byte_t buf[4 + 4 * 4];\r
+       memcpy(buf, &cuid, 4);\r
+       memcpy(buf+4, &target_nt[0], 4);\r
+       memcpy(buf+8, &target_ks[0], 4);\r
+       memcpy(buf+12, &target_nt[1], 4);\r
+       memcpy(buf+16, &target_ks[1], 4);\r
        \r
        LED_B_ON();\r
        \r
        LED_B_ON();\r
-       SpinDelay(300);\r
-       UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
-       LED_B_OFF();    \r
+       cmd_send(CMD_ACK, 0, 2, targetBlockNo + (targetKeyType * 0x100), buf, sizeof(buf));\r
+       LED_B_OFF();\r
 \r
 \r
-       if (MF_DBGLEVEL >= 4)   DbpString("NESTED FINISHED");\r
+       if (MF_DBGLEVEL >= 3)   DbpString("NESTED FINISHED");\r
 \r
 \r
-       // Thats it...\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
-       \r
-  iso14a_set_tracing(TRUE);\r
+       iso14a_set_tracing(TRUE);\r
 }\r
 \r
 //-----------------------------------------------------------------------------\r
 }\r
 \r
 //-----------------------------------------------------------------------------\r
-// MIFARE check keys. key count up to 8. \r
+// MIFARE check keys. key count up to 85. \r
 // \r
 //-----------------------------------------------------------------------------\r
 void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
 // \r
 //-----------------------------------------------------------------------------\r
 void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
@@ -528,7 +753,7 @@ void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        // variables\r
        int i;\r
        byte_t isOK = 0;\r
        // variables\r
        int i;\r
        byte_t isOK = 0;\r
-       uint8_t uid[8];\r
+       uint8_t uid[10];\r
        uint32_t cuid;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        uint32_t cuid;\r
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
@@ -539,8 +764,8 @@ void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        MF_DBGLEVEL = MF_DBG_NONE;\r
        \r
        // clear trace\r
        MF_DBGLEVEL = MF_DBG_NONE;\r
        \r
        // clear trace\r
-       iso14a_clear_tracelen();\r
-  iso14a_set_tracing(TRUE);\r
+       iso14a_clear_trace();\r
+       iso14a_set_tracing(TRUE);\r
 \r
        iso14443a_setup();\r
 \r
 \r
        iso14443a_setup();\r
 \r
@@ -548,14 +773,20 @@ void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        LED_B_OFF();\r
        LED_C_OFF();\r
 \r
        LED_B_OFF();\r
        LED_C_OFF();\r
 \r
-       SpinDelay(300);\r
+//     SpinDelay(300);\r
        for (i = 0; i < keyCount; i++) {\r
        for (i = 0; i < keyCount; i++) {\r
-               FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
-    SpinDelay(100);\r
-    FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);\r
+//             FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+//             SpinDelay(100);\r
+//             FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);\r
+               // prepare next select by sending a HALT. There is no need to power down the card.\r
+               if(mifare_classic_halt(pcs, cuid)) {\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("ChkKeys: Halt error");\r
+               }\r
 \r
 \r
+               // SpinDelay(50);\r
+               \r
                if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
                if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
-                       if (OLD_MF_DBGLEVEL >= 1)       Dbprintf("Can't select card");\r
+                       if (OLD_MF_DBGLEVEL >= 1)       Dbprintf("ChkKeys: Can't select card");\r
                        break;\r
                };\r
 \r
                        break;\r
                };\r
 \r
@@ -575,11 +806,8 @@ void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        memset(uid, 0x44, 4);\r
        LogTrace(uid, 4, 0, 0, TRUE);\r
 \r
        memset(uid, 0x44, 4);\r
        LogTrace(uid, 4, 0, 0, TRUE);\r
 \r
-       UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
-       if (isOK) memcpy(ack.d.asBytes, datain + i * 6, 6);\r
-       \r
        LED_B_ON();\r
        LED_B_ON();\r
-       UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+    cmd_send(CMD_ACK,isOK,0,0,datain + i * 6,6);\r
        LED_B_OFF();\r
 \r
   // Thats it...\r
        LED_B_OFF();\r
 \r
   // Thats it...\r
@@ -612,12 +840,14 @@ void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain)
 }\r
 \r
 void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
 }\r
 \r
 void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
-       UsbCommand ack = {CMD_ACK, {arg0, arg1, 0}};\r
+//     UsbCommand ack = {CMD_ACK, {arg0, arg1, 0}};\r
 \r
 \r
-       emlGetMem(ack.d.asBytes, arg0, arg1); // data, block num, blocks count\r
+  byte_t buf[48];\r
+       emlGetMem(buf, arg0, arg1); // data, block num, blocks count\r
 \r
        LED_B_ON();\r
 \r
        LED_B_ON();\r
-       UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+  cmd_send(CMD_ACK,arg0,arg1,0,buf,48);\r
+//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
        LED_B_OFF();\r
 }\r
 \r
        LED_B_OFF();\r
 }\r
 \r
@@ -638,10 +868,10 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        // variables\r
        byte_t dataoutbuf[16];\r
        byte_t dataoutbuf2[16];\r
        // variables\r
        byte_t dataoutbuf[16];\r
        byte_t dataoutbuf2[16];\r
-       uint8_t uid[8];\r
+       uint8_t uid[10];\r
 \r
        // clear trace\r
 \r
        // clear trace\r
-       iso14a_clear_tracelen();\r
+       iso14a_clear_trace();\r
        iso14a_set_tracing(false);\r
        \r
        iso14443a_setup();\r
        iso14a_set_tracing(false);\r
        \r
        iso14443a_setup();\r
@@ -750,16 +980,16 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        \r
        // variables\r
        byte_t isOK = 0;\r
        \r
        // variables\r
        byte_t isOK = 0;\r
-       uint8_t uid[8];\r
+       uint8_t uid[10];\r
        uint8_t d_block[18];\r
        uint32_t cuid;\r
        \r
        uint8_t d_block[18];\r
        uint32_t cuid;\r
        \r
-       memset(uid, 0x00, 8);\r
+       memset(uid, 0x00, 10);\r
        uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
        \r
        if (workFlags & 0x08) {\r
                // clear trace\r
        uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
        \r
        if (workFlags & 0x08) {\r
                // clear trace\r
-               iso14a_clear_tracelen();\r
+               iso14a_clear_trace();\r
                iso14a_set_tracing(TRUE);\r
 \r
                iso14443a_setup();\r
                iso14a_set_tracing(TRUE);\r
 \r
                iso14443a_setup();\r
@@ -790,13 +1020,13 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        \r
                // reset chip\r
                if (needWipe){\r
        \r
                // reset chip\r
                if (needWipe){\r
-                       ReaderTransmitShort(wupC1);\r
+      ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
                        if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("wupC1 error");\r
                                break;\r
                        };\r
 \r
                        if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("wupC1 error");\r
                                break;\r
                        };\r
 \r
-                       ReaderTransmit(wipeC, sizeof(wipeC));\r
+                       ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r
                        if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("wipeC error");\r
                                break;\r
                        if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("wipeC error");\r
                                break;\r
@@ -808,22 +1038,22 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
                        };\r
                };      \r
 \r
                        };\r
                };      \r
 \r
-               // write UID block\r
+               // write block\r
                if (workFlags & 0x02) {\r
                if (workFlags & 0x02) {\r
-                       ReaderTransmitShort(wupC1);\r
+      ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
                        if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("wupC1 error");\r
                                break;\r
                        };\r
 \r
                        if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("wupC1 error");\r
                                break;\r
                        };\r
 \r
-                       ReaderTransmit(wupC2, sizeof(wupC2));\r
+                       ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
                        if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("wupC2 error");\r
                                break;\r
                        };\r
                }\r
 \r
                        if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("wupC2 error");\r
                                break;\r
                        };\r
                }\r
 \r
-               if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer) != 1) || (receivedAnswer[0] != 0x0a)) {\r
+               if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= 1)   Dbprintf("write block send command error");\r
                        break;\r
                };\r
                        if (MF_DBGLEVEL >= 1)   Dbprintf("write block send command error");\r
                        break;\r
                };\r
@@ -831,7 +1061,7 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
                memcpy(d_block, datain, 16);\r
                AppendCrc14443a(d_block, 16);\r
        \r
                memcpy(d_block, datain, 16);\r
                AppendCrc14443a(d_block, 16);\r
        \r
-               ReaderTransmit(d_block, sizeof(d_block));\r
+               ReaderTransmit(d_block, sizeof(d_block), NULL);\r
                if ((ReaderReceive(receivedAnswer) != 1) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= 1)   Dbprintf("write block send data error");\r
                        break;\r
                if ((ReaderReceive(receivedAnswer) != 1) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= 1)   Dbprintf("write block send data error");\r
                        break;\r
@@ -848,20 +1078,123 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
                break;\r
        }\r
        \r
                break;\r
        }\r
        \r
-       UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
-       if (isOK) memcpy(ack.d.asBytes, uid, 4);\r
+//     UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
+//     if (isOK) memcpy(ack.d.asBytes, uid, 4);\r
        \r
        // add trace trailer\r
        \r
        // add trace trailer\r
-       memset(uid, 0x44, 4);\r
-       LogTrace(uid, 4, 0, 0, TRUE);\r
+       /**\r
+       *       Removed by Martin, the uid is overwritten with 0x44, \r
+       *       which can 't be intended. \r
+       *\r
+       *       memset(uid, 0x44, 4);\r
+       *       LogTrace(uid, 4, 0, 0, TRUE);\r
+       **/\r
+       \r
+\r
+       LED_B_ON();\r
+  cmd_send(CMD_ACK,isOK,0,0,uid,4);\r
+//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+       LED_B_OFF();\r
+\r
+       if ((workFlags & 0x10) || (!isOK)) {\r
+               // Thats it...\r
+               FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+               LEDsoff();\r
+       }\r
+}\r
+\r
+void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
+  \r
+  // params\r
+       // bit 1 - need wupC\r
+       // bit 2 - need HALT after sequence\r
+       // bit 3 - need init FPGA and field before sequence\r
+       // bit 4 - need reset FPGA and LED\r
+       uint8_t workFlags = arg0;\r
+       uint8_t blockNo = arg2;\r
+       \r
+       // card commands\r
+       uint8_t wupC1[]       = { 0x40 }; \r
+       uint8_t wupC2[]       = { 0x43 }; \r
+       \r
+       // variables\r
+       byte_t isOK = 0;\r
+       uint8_t data[18];\r
+       uint32_t cuid = 0;\r
+       \r
+       memset(data, 0x00, 18);\r
+       uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
+       \r
+       if (workFlags & 0x08) {\r
+               // clear trace\r
+               iso14a_clear_trace();\r
+               iso14a_set_tracing(TRUE);\r
 \r
 \r
+               iso14443a_setup();\r
+\r
+               LED_A_ON();\r
+               LED_B_OFF();\r
+               LED_C_OFF();\r
+       \r
+               SpinDelay(300);\r
+               FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+               SpinDelay(100);\r
+               FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_ISO14443A | FPGA_HF_ISO14443A_READER_MOD);\r
+       }\r
+\r
+       while (true) {\r
+               if (workFlags & 0x02) {\r
+      ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
+                       if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("wupC1 error");\r
+                               break;\r
+                       };\r
+\r
+                       ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
+                       if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("wupC2 error");\r
+                               break;\r
+                       };\r
+               }\r
+\r
+               // read block\r
+               if ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer, NULL) != 18)) {\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("read block send command error");\r
+                       break;\r
+               };\r
+               memcpy(data, receivedAnswer, 18);\r
+               \r
+               if (workFlags & 0x04) {\r
+                       if (mifare_classic_halt(NULL, cuid)) {\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
+                               break;\r
+                       };\r
+               }\r
+               \r
+               isOK = 1;\r
+               break;\r
+       }\r
+       \r
+//     UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
+//     if (isOK) memcpy(ack.d.asBytes, data, 18);\r
+       \r
+       // add trace trailer\r
+       /*\r
+       * Removed by Martin, this piece of overwrites the 'data' variable \r
+       * which is sent two lines down, and is obviously not correct. \r
+       * \r
+       * memset(data, 0x44, 4);\r
+       * LogTrace(data, 4, 0, 0, TRUE);\r
+       */\r
        LED_B_ON();\r
        LED_B_ON();\r
-       UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+  cmd_send(CMD_ACK,isOK,0,0,data,18);\r
+//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
        LED_B_OFF();\r
 \r
        LED_B_OFF();\r
 \r
-       if (workFlags & 0x10) {\r
+       if ((workFlags & 0x10) || (!isOK)) {\r
                // Thats it...\r
                FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
                LEDsoff();\r
        }\r
 }\r
                // Thats it...\r
                FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
                LEDsoff();\r
        }\r
 }\r
+\r
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