]> cvs.zerfleddert.de Git - proxmark3-svn/blobdiff - armsrc/mifarecmd.c
Minor dox
[proxmark3-svn] / armsrc / mifarecmd.c
index 6a491b532a73739aaf9da9540fe5014fab2bbe91..a16cbf16612f9130e29f26ecce116c13669aacfa 100644 (file)
@@ -2,6 +2,9 @@
 // Merlok - June 2011, 2012\r
 // Gerhard de Koning Gans - May 2008\r
 // Hagen Fritsch - June 2010\r
+// Midnitesnake - Dec 2013\r
+// Andy Davies  - Apr 2014\r
+// Iceman - May 2014\r
 //\r
 // This code is licensed to you under the terms of the GNU GPL, version 2 or,\r
 // at your option, any later version. See the LICENSE.txt file for the text of\r
 \r
 #include "mifarecmd.h"\r
 #include "apps.h"\r
+#include "util.h"\r
+\r
+#include "crc.h"\r
 \r
 //-----------------------------------------------------------------------------\r
-// Select, Authenticaate, Read an MIFARE tag. \r
+// Select, Authenticate, Read a MIFARE tag. \r
 // read block\r
 //-----------------------------------------------------------------------------\r
 void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
@@ -35,9 +41,7 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        pcs = &mpcs;\r
 \r
        // clear trace\r
-       iso14a_clear_trace();\r
-//     iso14a_set_tracing(false);\r
-\r
+       clear_trace();\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
        LED_A_ON();\r
@@ -46,22 +50,22 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
 \r
        while (true) {\r
                if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
-               if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
                        break;\r
                };\r
 \r
                if(mifare_classic_auth(pcs, cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
-               if (MF_DBGLEVEL >= 1)   Dbprintf("Auth error");\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("Auth error");\r
                        break;\r
                };\r
                \r
                if(mifare_classic_readblock(pcs, cuid, blockNo, dataoutbuf)) {\r
-               if (MF_DBGLEVEL >= 1)   Dbprintf("Read block error");\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("Read block error");\r
                        break;\r
                };\r
 \r
                if(mifare_classic_halt(pcs, cuid)) {\r
-               if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
                        break;\r
                };\r
                \r
@@ -74,83 +78,122 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        \r
        if (MF_DBGLEVEL >= 2)   DbpString("READ BLOCK FINISHED");\r
 \r
-       // add trace trailer\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
-       \r
        LED_B_ON();\r
-  cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
-//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+       cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\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
+\r
+void MifareUC_Auth1(uint8_t arg0, uint8_t *datain){\r
+\r
+       byte_t isOK = 0;\r
+       byte_t dataoutbuf[16] = {0x00};\r
+       uint8_t uid[10] = {0x00};\r
+       uint32_t cuid;\r
+\r
+       LED_A_ON();\r
+       LED_B_OFF();\r
+       LED_C_OFF();\r
+    \r
+       clear_trace();\r
+       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+\r
+       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+                       Dbprintf("Can't select card");\r
+               //OnError(0);\r
+               return;\r
+       };\r
+       \r
+       if(mifare_ultra_auth1(cuid, dataoutbuf)){\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)        \r
+                       Dbprintf("Authentication part1: Fail.");\r
+               //OnError(1);\r
+               return;\r
+       }\r
+\r
+       isOK = 1;\r
+       if (MF_DBGLEVEL >= MF_DBG_EXTENDED)\r
+               DbpString("AUTH 1 FINISHED");\r
+    \r
+    cmd_send(CMD_ACK,isOK,cuid,0,dataoutbuf,11);\r
+       LEDsoff();\r
+}\r
+void MifareUC_Auth2(uint32_t arg0, uint8_t *datain){\r
 \r
+       uint32_t cuid = arg0;\r
+       uint8_t key[16] = {0x00};\r
+       byte_t isOK = 0;\r
+       byte_t dataoutbuf[16] = {0x00};\r
+    \r
+       memcpy(key, datain, 16);\r
+    \r
+       LED_A_ON();\r
+       LED_B_OFF();\r
+       LED_C_OFF();\r
+       \r
+       if(mifare_ultra_auth2(cuid, key, dataoutbuf)){\r
+           if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
+                       Dbprintf("Authentication part2: Fail...");\r
+               //OnError(1);\r
+               return;                 \r
+       }\r
+       \r
+       isOK = 1;\r
+       if (MF_DBGLEVEL >= MF_DBG_EXTENDED)\r
+               DbpString("AUTH 2 FINISHED");\r
+    \r
+       cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,11);\r
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+       LEDsoff();\r
 }\r
 \r
 void MifareUReadBlock(uint8_t arg0,uint8_t *datain)\r
 {\r
-    // params\r
        uint8_t blockNo = arg0;\r
-       \r
-       // variables\r
-       byte_t isOK = 0;\r
-       byte_t dataoutbuf[16];\r
-       uint8_t uid[10];\r
+       byte_t dataout[16] = {0x00};\r
+       uint8_t uid[10] = {0x00};\r
        uint32_t cuid;\r
     \r
-       // clear trace\r
-       iso14a_clear_trace();\r
-       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-    \r
        LED_A_ON();\r
        LED_B_OFF();\r
        LED_C_OFF();\r
     \r
-       while (true) {\r
-               if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
-            if (MF_DBGLEVEL >= 1)      Dbprintf("Can't select card");\r
-                       break;\r
+       clear_trace();\r
+       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+    \r
+       int len = iso14443a_select_card(uid, NULL, &cuid);\r
+       if(!len) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("Can't select card");\r
+               //OnError(1);\r
+               return;\r
                };\r
         \r
-               if(mifare_ultra_readblock(cuid, blockNo, dataoutbuf)) {\r
-            if (MF_DBGLEVEL >= 1)      Dbprintf("Read block error");\r
-                       break;\r
+       len = mifare_ultra_readblock(cuid, blockNo, dataout);\r
+       if(len) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("Read block error");\r
+               //OnError(2);\r
+               return;\r
                };\r
         \r
-               if(mifare_ultra_halt(cuid)) {\r
-            if (MF_DBGLEVEL >= 1)      Dbprintf("Halt error");\r
-                       break;\r
+       len = mifare_ultra_halt(cuid);\r
+       if(len) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)        Dbprintf("Halt error");\r
+               //OnError(3);\r
+               return;\r
                };\r
                \r
-               isOK = 1;\r
-               break;\r
-       }\r
-       \r
-       if (MF_DBGLEVEL >= 2)   DbpString("READ BLOCK FINISHED");\r
-    \r
-       // add trace trailer\r
-       memset(uid, 0x44, 4);\r
-       LogTrace(uid, 4, 0, 0, TRUE);\r
-       LED_B_ON();\r
-        cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\r
-       LED_B_OFF();\r
-    \r
-    \r
-    // Thats it...\r
+    cmd_send(CMD_ACK,1,0,0,dataout,16);\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
 }\r
 \r
 //-----------------------------------------------------------------------------\r
-// Select, Authenticaate, Read an MIFARE tag. \r
-// read sector (data = 4 x 16 bytes = 64 bytes)\r
+// Select, Authenticate, Read a MIFARE tag. \r
+// read sector (data = 4 x 16 bytes = 64 bytes, or 16 x 16 bytes = 256 bytes)\r
 //-----------------------------------------------------------------------------\r
 void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
 {\r
@@ -162,7 +205,7 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        \r
        // variables\r
        byte_t isOK = 0;\r
-       byte_t dataoutbuf[16 * 4];\r
+       byte_t dataoutbuf[16 * 16];\r
        uint8_t uid[10];\r
        uint32_t cuid;\r
        struct Crypto1State mpcs = {0, 0};\r
@@ -170,8 +213,7 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        pcs = &mpcs;\r
 \r
        // clear trace\r
-       iso14a_clear_trace();\r
-//     iso14a_set_tracing(false);\r
+       clear_trace();\r
 \r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
@@ -179,134 +221,113 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        LED_B_OFF();\r
        LED_C_OFF();\r
 \r
-       while (true) {\r
-               if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+       isOK = 1;\r
+       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+               isOK = 0;\r
                if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
-                       break;\r
-               };\r
+       }\r
 \r
-               if(mifare_classic_auth(pcs, cuid, sectorNo * 4, keyType, ui64Key, AUTH_FIRST)) {\r
+       \r
+       if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r
+               isOK = 0;\r
                if (MF_DBGLEVEL >= 1)   Dbprintf("Auth error");\r
+       }\r
+       \r
+       for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r
+               if(mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf + 16 * blockNo)) {\r
+                       isOK = 0;\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("Read sector %2d block %2d error", sectorNo, blockNo);\r
                        break;\r
-               };\r
-               \r
-               if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 0, dataoutbuf + 16 * 0)) {\r
-               if (MF_DBGLEVEL >= 1)   Dbprintf("Read block 0 error");\r
-                       break;\r
-               };\r
-               if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 1, dataoutbuf + 16 * 1)) {\r
-               if (MF_DBGLEVEL >= 1)   Dbprintf("Read block 1 error");\r
-                       break;\r
-               };\r
-               if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 2, dataoutbuf + 16 * 2)) {\r
-               if (MF_DBGLEVEL >= 1)   Dbprintf("Read block 2 error");\r
-                       break;\r
-               };\r
-               if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 3, dataoutbuf + 16 * 3)) {\r
-               if (MF_DBGLEVEL >= 1)   Dbprintf("Read block 3 error");\r
-                       break;\r
-               };\r
+               }\r
+       }\r
                \r
-               if(mifare_classic_halt(pcs, cuid)) {\r
+       if(mifare_classic_halt(pcs, cuid)) {\r
                if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
-                       break;\r
-               };\r
-\r
-               isOK = 1;\r
-               break;\r
        }\r
-       \r
+\r
        //  ----------------------------- crypto1 destroy\r
        crypto1_destroy(pcs);\r
        \r
        if (MF_DBGLEVEL >= 2) DbpString("READ SECTOR FINISHED");\r
 \r
-       // add trace trailer\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
-       \r
        LED_B_ON();\r
-  cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,32);\r
-//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
-//     SpinDelay(100);\r
-       \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
+       cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16*NumBlocksPerSector(sectorNo));\r
        LED_B_OFF();\r
 \r
        // Thats it...\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
-//  iso14a_set_tracing(TRUE);\r
-\r
 }\r
 \r
-void MifareUReadCard(uint8_t arg0, uint8_t *datain)\r
+void MifareUReadCard(uint8_t arg0, int arg1, uint8_t *datain)\r
 {\r
   // params\r
         uint8_t sectorNo = arg0;\r
-        \r
-        // variables\r
-        byte_t isOK = 0;\r
-        byte_t dataoutbuf[16 * 4];\r
-        uint8_t uid[10];\r
-        uint32_t cuid;\r
-\r
-        // clear trace\r
-        iso14a_clear_trace();\r
-//      iso14a_set_tracing(false);\r
-\r
-               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
-        LED_A_ON();\r
-        LED_B_OFF();\r
-        LED_C_OFF();\r
+       int Pages = arg1;\r
+       int count_Pages = 0;\r
+       byte_t dataout[176] = {0x00};;\r
+       uint8_t uid[10] = {0x00};\r
+       uint32_t cuid;\r
 \r
-        while (true) {\r
-                if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
-                if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
-                        break;\r
-                };\r
-               for(int sec=0;sec<16;sec++){\r
-                    if(mifare_ultra_readblock(cuid, sectorNo * 4 + sec, dataoutbuf + 4 * sec)) {\r
-                    if (MF_DBGLEVEL >= 1)   Dbprintf("Read block %d error",sec);\r
-                        break;\r
-                    };\r
-                }\r
-                if(mifare_ultra_halt(cuid)) {\r
-                if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
-                        break;\r
-                };\r
+       LED_A_ON();\r
+       LED_B_OFF();\r
+       LED_C_OFF();\r
 \r
-                isOK = 1;\r
-                break;\r
-        }\r
-        \r
-        if (MF_DBGLEVEL >= 2) DbpString("READ CARD FINISHED");\r
+       if (MF_DBGLEVEL >= MF_DBG_ALL) \r
+               Dbprintf("Pages %d",Pages);\r
+       \r
+       clear_trace();\r
+       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
-        // add trace trailer\r
-        memset(uid, 0x44, 4);\r
-        LogTrace(uid, 4, 0, 0, TRUE);\r
-        \r
-        LED_B_ON();\r
-               cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,64);\r
-  //cmd_send(CMD_ACK,isOK,0,0,dataoutbuf+32, 32);\r
-        LED_B_OFF();\r
+       int len = iso14443a_select_card(uid, NULL, &cuid);\r
+       \r
+       if (!len) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+                       Dbprintf("Can't select card");\r
+               //OnError(1);\r
+               return;\r
+       }\r
+       \r
+       for (int i = 0; i < Pages; i++){\r
+       \r
+               len = mifare_ultra_readblock(cuid, sectorNo * 4 + i, dataout + 4 * i);\r
+               \r
+               if (len) {\r
+                       if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+                               Dbprintf("Read block %d error",i);\r
+                       //OnError(2);\r
+                       return;\r
+               } else {\r
+                       count_Pages++;\r
+               }\r
+       }\r
+               \r
+       len = mifare_ultra_halt(cuid);\r
+       if (len) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+                       Dbprintf("Halt error");\r
+               //OnError(3);\r
+               return;\r
+       }\r
+       \r
+       if (MF_DBGLEVEL >= MF_DBG_ALL) {\r
+               Dbprintf("Pages read %d", count_Pages);\r
+       }\r
 \r
-        // Thats it...\r
-        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
-        LEDsoff();\r
-//  iso14a_set_tracing(TRUE);\r
+       len = 16*4; //64 bytes\r
+       \r
+       // Read a UL-C\r
+       if (Pages == 44 && count_Pages > 16) \r
+               len = 176;\r
 \r
+       cmd_send(CMD_ACK, 1, 0, 0, dataout, len);       \r
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+       LEDsoff();\r
 }\r
 \r
 \r
 //-----------------------------------------------------------------------------\r
-// Select, Authenticaate, Read an MIFARE tag. \r
+// Select, Authenticate, Write a MIFARE tag. \r
 // read block\r
 //-----------------------------------------------------------------------------\r
 void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
@@ -329,8 +350,7 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        pcs = &mpcs;\r
 \r
        // clear trace\r
-       iso14a_clear_trace();\r
-//  iso14a_set_tracing(false);\r
+       clear_trace();\r
 \r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
@@ -368,43 +388,30 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        \r
        if (MF_DBGLEVEL >= 2)   DbpString("WRITE BLOCK FINISHED");\r
 \r
-       // add trace trailer\r
-       memset(uid, 0x44, 4);\r
-       LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
-//     UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
-       \r
        LED_B_ON();\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
 \r
 void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)\r
 {\r
         // params\r
         uint8_t blockNo = arg0;\r
-        byte_t blockdata[16];\r
+       byte_t blockdata[16] = {0x00};\r
 \r
-        memset(blockdata,'\0',16);\r
         memcpy(blockdata, datain,16);\r
         \r
         // variables\r
         byte_t isOK = 0;\r
-        uint8_t uid[10];\r
+       uint8_t uid[10] = {0x00};\r
         uint32_t cuid;\r
 \r
-        // clear trace\r
-        iso14a_clear_trace();\r
-       //  iso14a_set_tracing(false);\r
-\r
+               clear_trace();\r
                iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
         LED_A_ON();\r
@@ -433,94 +440,66 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)
         \r
         if (MF_DBGLEVEL >= 2)   DbpString("WRITE BLOCK FINISHED");\r
 \r
-        // add trace trailer\r
-        memset(uid, 0x44, 4);\r
-        LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
-        LED_B_ON();\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
+               cmd_send(CMD_ACK,isOK,0,0,0,0);\r
         FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
         LEDsoff();\r
-//  iso14a_set_tracing(TRUE);\r
-\r
 }\r
 \r
 void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain)\r
 {\r
-        // params\r
-        uint8_t blockNo = arg0;\r
-        byte_t blockdata[4];\r
-        \r
+       // params\r
+       uint8_t blockNo = arg0;\r
+       byte_t blockdata[4] = {0x00};\r
+       \r
        memcpy(blockdata, datain,4);\r
 \r
-        // variables\r
-        byte_t isOK = 0;\r
-        uint8_t uid[10];\r
-        uint32_t cuid;\r
-\r
-        // clear trace\r
-        iso14a_clear_trace();\r
-        //  iso14a_set_tracing(false);\r
-\r
-               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
-        LED_A_ON();\r
-        LED_B_OFF();\r
-        LED_C_OFF();\r
-\r
-        while (true) {\r
-                        if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
-                        if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
-                        break;\r
-                };\r
-\r
-                if(mifare_ultra_special_writeblock(cuid, blockNo, blockdata)) {\r
-                        if (MF_DBGLEVEL >= 1)   Dbprintf("Write block error");\r
-                        break;\r
-                };\r
+       // variables\r
+       byte_t isOK = 0;\r
+       uint8_t uid[10] = {0x00};\r
+       uint32_t cuid;\r
 \r
-                if(mifare_ultra_halt(cuid)) {\r
-                        if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
-                        break;\r
-                };\r
+       clear_trace();\r
+       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
-                isOK = 1;\r
-                break;\r
-        }\r
+       LED_A_ON();\r
+       LED_B_OFF();\r
+       LED_C_OFF();\r
 \r
-        if (MF_DBGLEVEL >= 2)   DbpString("WRITE BLOCK FINISHED");\r
+       while (true) {\r
+               if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
+                       break;\r
+               };\r
 \r
-        // add trace trailer\r
-       memset(uid, 0x44, 4);\r
-        LogTrace(uid, 4, 0, 0, TRUE);\r
+               if(mifare_ultra_special_writeblock(cuid, blockNo, blockdata)) {\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("Write block error");\r
+                       break;\r
+               };\r
 \r
-       LED_B_ON();\r
-        cmd_send(CMD_ACK,isOK,0,0,0,0);\r
-//      UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
-        LED_B_OFF();\r
+               if(mifare_ultra_halt(cuid)) {\r
+                       if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
+                       break;\r
+               };\r
 \r
+               isOK = 1;\r
+               break;\r
+       }\r
 \r
-        // Thats it...\r
-        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
-        LEDsoff();\r
-//  iso14a_set_tracing(TRUE);\r
+       if (MF_DBGLEVEL >= 2)   DbpString("WRITE BLOCK FINISHED");\r
 \r
+       cmd_send(CMD_ACK,isOK,0,0,0,0);\r
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+       LEDsoff();\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
+int valid_nonce(uint32_t Nt, uint32_t NtEnc, uint32_t Ks1, uint8_t *parity) {\r
        return ((oddparity((Nt >> 24) & 0xFF) == ((parity[0]) ^ oddparity((NtEnc >> 24) & 0xFF) ^ BIT(Ks1,16))) & \\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
@@ -541,7 +520,8 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
        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, ks1;\r
+       uint8_t par[1];\r
        uint32_t target_nt[2], target_ks[2];\r
        \r
        uint8_t par_array[4];\r
@@ -549,14 +529,16 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
        struct Crypto1State mpcs = {0, 0};\r
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
-       uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
+       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
 \r
        uint32_t auth1_time, auth2_time;\r
        static uint16_t delta_time;\r
 \r
+       // free eventually allocated BigBuf memory\r
+       BigBuf_free();\r
        // clear trace\r
-       iso14a_clear_trace();\r
-       iso14a_set_tracing(false);\r
+       clear_trace();\r
+       set_tracing(false);\r
        \r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
@@ -567,6 +549,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
        // statistics on nonce distance\r
        if (calibrate) {        // for first call only. Otherwise reuse previous calibration\r
                LED_B_ON();\r
+               WDT_HIT();\r
 \r
                davg = dmax = 0;\r
                dmin = 2000;\r
@@ -665,19 +648,18 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
 \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
+                       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
                        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
+                       if (MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: Testing nt1=%08x nt2enc=%08x nt2par=%02x", i+1, nt1, nt2, par[0]);\r
                        \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
+                               par_array[j] = (oddparity(receivedAnswer[j]) != ((par[0] >> (7-j)) & 0x01));\r
                        }\r
                        \r
                        ncount = 0;\r
@@ -712,10 +694,6 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
        //  ----------------------------- crypto1 destroy\r
        crypto1_destroy(pcs);\r
        \r
-       // add trace trailer\r
-       memset(uid, 0x44, 4);\r
-       LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
        byte_t buf[4 + 4 * 4];\r
        memcpy(buf, &cuid, 4);\r
        memcpy(buf+4, &target_nt[0], 4);\r
@@ -731,7 +709,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
 \r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
-       iso14a_set_tracing(TRUE);\r
+       set_tracing(TRUE);\r
 }\r
 \r
 //-----------------------------------------------------------------------------\r
@@ -760,8 +738,8 @@ void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        MF_DBGLEVEL = MF_DBG_NONE;\r
        \r
        // clear trace\r
-       iso14a_clear_trace();\r
-       iso14a_set_tracing(TRUE);\r
+       clear_trace();\r
+       set_tracing(TRUE);\r
 \r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
@@ -769,18 +747,11 @@ void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        LED_B_OFF();\r
        LED_C_OFF();\r
 \r
-//     SpinDelay(300);\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
-               // 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
-               // SpinDelay(50);\r
-               \r
                if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
                        if (OLD_MF_DBGLEVEL >= 1)       Dbprintf("ChkKeys: Can't select card");\r
                        break;\r
@@ -798,15 +769,10 @@ void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        //  ----------------------------- crypto1 destroy\r
        crypto1_destroy(pcs);\r
        \r
-       // add trace trailer\r
-       memset(uid, 0x44, 4);\r
-       LogTrace(uid, 4, 0, 0, TRUE);\r
-\r
        LED_B_ON();\r
     cmd_send(CMD_ACK,isOK,0,0,datain + i * 6,6);\r
        LED_B_OFF();\r
 \r
-  // Thats it...\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
 \r
@@ -836,14 +802,11 @@ 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
-//     UsbCommand ack = {CMD_ACK, {arg0, arg1, 0}};\r
-\r
-  byte_t buf[48];\r
-       emlGetMem(buf, arg0, arg1); // data, block num, blocks count\r
+       byte_t buf[USB_CMD_DATA_SIZE];\r
+       emlGetMem(buf, arg0, arg1); // data, block num, blocks count (max 4)\r
 \r
        LED_B_ON();\r
-  cmd_send(CMD_ACK,arg0,arg1,0,buf,48);\r
-//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+       cmd_send(CMD_ACK,arg0,arg1,0,buf,USB_CMD_DATA_SIZE);\r
        LED_B_OFF();\r
 }\r
 \r
@@ -852,8 +815,7 @@ void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain)
 // \r
 //-----------------------------------------------------------------------------\r
 void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
-       int i;\r
-       uint8_t sectorNo = 0;\r
+       uint8_t numSectors = arg0;\r
        uint8_t keyType = arg1;\r
        uint64_t ui64Key = 0;\r
        uint32_t cuid;\r
@@ -867,8 +829,8 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        uint8_t uid[10];\r
 \r
        // clear trace\r
-       iso14a_clear_trace();\r
-       iso14a_set_tracing(false);\r
+       clear_trace();\r
+       set_tracing(false);\r
        \r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
@@ -876,63 +838,51 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        LED_B_OFF();\r
        LED_C_OFF();\r
        \r
-       while (true) {\r
-               if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
-                       if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
-                       break;\r
-               };\r
-               \r
-               for (i = 0; i < 16; i++) {\r
-                       sectorNo = i;\r
-                       ui64Key = emlGetKey(sectorNo, keyType);\r
-       \r
-                       if (!i){\r
-                               if(mifare_classic_auth(pcs, cuid, sectorNo * 4, keyType, ui64Key, AUTH_FIRST)) {\r
-                                       if (MF_DBGLEVEL >= 1)   Dbprintf("Sector[%d]. Auth error", i);\r
-                                       break;\r
-                               }\r
-                       } else {\r
-                               if(mifare_classic_auth(pcs, cuid, sectorNo * 4, keyType, ui64Key, AUTH_NESTED)) {\r
-                                       if (MF_DBGLEVEL >= 1)   Dbprintf("Sector[%d]. Auth nested error", i);\r
-                                       break;\r
-                               }\r
-                       }\r
+       bool isOK = true;\r
+\r
+       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+               isOK = false;\r
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Can't select card");\r
+       }\r
                \r
-                       if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 0, dataoutbuf)) {\r
-                               if (MF_DBGLEVEL >= 1)   Dbprintf("Read block 0 error");\r
+       for (uint8_t sectorNo = 0; isOK && sectorNo < numSectors; sectorNo++) {\r
+               ui64Key = emlGetKey(sectorNo, keyType);\r
+               if (sectorNo == 0){\r
+                       if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_FIRST)) {\r
+                               isOK = false;\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Sector[%2d]. Auth error", sectorNo);\r
                                break;\r
-                       };\r
-                       emlSetMem(dataoutbuf, sectorNo * 4 + 0, 1);\r
-                       \r
-                       if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 1, dataoutbuf)) {\r
-                               if (MF_DBGLEVEL >= 1)   Dbprintf("Read block 1 error");\r
-                               break;\r
-                       };\r
-                       emlSetMem(dataoutbuf, sectorNo * 4 + 1, 1);\r
-\r
-                       if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 2, dataoutbuf)) {\r
-                               if (MF_DBGLEVEL >= 1)   Dbprintf("Read block 2 error");\r
+                       }\r
+               } else {\r
+                       if(isOK && mifare_classic_auth(pcs, cuid, FirstBlockOfSector(sectorNo), keyType, ui64Key, AUTH_NESTED)) {\r
+                               isOK = false;\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Sector[%2d]. Auth nested error", sectorNo);\r
                                break;\r
-                       };\r
-                       emlSetMem(dataoutbuf, sectorNo * 4 + 2, 1);\r
-\r
-                       // get block 3 bytes 6-9\r
-                       if(mifare_classic_readblock(pcs, cuid, sectorNo * 4 + 3, dataoutbuf)) {\r
-                               if (MF_DBGLEVEL >= 1)   Dbprintf("Read block 3 error");\r
+                       }\r
+               }\r
+               \r
+               for (uint8_t blockNo = 0; isOK && blockNo < NumBlocksPerSector(sectorNo); blockNo++) {\r
+                       if(isOK && mifare_classic_readblock(pcs, cuid, FirstBlockOfSector(sectorNo) + blockNo, dataoutbuf)) {\r
+                               isOK = false;\r
+                               if (MF_DBGLEVEL >= 1)   Dbprintf("Error reading sector %2d block %2d", sectorNo, blockNo);\r
                                break;\r
                        };\r
-                       emlGetMem(dataoutbuf2, sectorNo * 4 + 3, 1);\r
-                       memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4);\r
-                       emlSetMem(dataoutbuf2,  sectorNo * 4 + 3, 1);\r
+                       if (isOK) {\r
+                               if (blockNo < NumBlocksPerSector(sectorNo) - 1) {\r
+                                       emlSetMem(dataoutbuf, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
+                               } else {        // sector trailer, keep the keys, set only the AC\r
+                                       emlGetMem(dataoutbuf2, FirstBlockOfSector(sectorNo) + blockNo, 1);\r
+                                       memcpy(&dataoutbuf2[6], &dataoutbuf[6], 4);\r
+                                       emlSetMem(dataoutbuf2,  FirstBlockOfSector(sectorNo) + blockNo, 1);\r
+                               }\r
+                       }\r
                }\r
 \r
-               if(mifare_classic_halt(pcs, cuid)) {\r
-                       if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
-                       break;\r
-               };\r
-               \r
-               break;\r
-       }       \r
+       }\r
+\r
+       if(mifare_classic_halt(pcs, cuid)) {\r
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
+       };\r
 \r
        //  ----------------------------- crypto1 destroy\r
        crypto1_destroy(pcs);\r
@@ -942,16 +892,8 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        \r
        if (MF_DBGLEVEL >= 2) DbpString("EMUL FILL SECTORS FINISHED");\r
 \r
-       // add trace trailer\r
-       memset(uid, 0x44, 4);\r
-       LogTrace(uid, 4, 0, 0, TRUE);\r
 }\r
 \r
-//-----------------------------------------------------------------------------\r
-// MIFARE 1k emulator\r
-// \r
-//-----------------------------------------------------------------------------\r
-\r
 \r
 //-----------------------------------------------------------------------------\r
 // Work with "magic Chinese" card (email him: ouyangweidaxian@live.cn)\r
@@ -976,31 +918,26 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        \r
        // variables\r
        byte_t isOK = 0;\r
-       uint8_t uid[10];\r
-       uint8_t d_block[18];\r
+       uint8_t uid[10] = {0x00};\r
+       uint8_t d_block[18] = {0x00};\r
        uint32_t cuid;\r
        \r
-       memset(uid, 0x00, 10);\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
-               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
 \r
+       // reset FPGA and LED\r
+       if (workFlags & 0x08) {\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
+               clear_trace();\r
+               set_tracing(TRUE);\r
+               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
        }\r
 \r
        while (true) {\r
+\r
                // get UID from chip\r
                if (workFlags & 0x01) {\r
                        if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
@@ -1016,14 +953,14 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        \r
                // reset chip\r
                if (needWipe){\r
-      ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
-                       if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+                       ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
+                       if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("wupC1 error");\r
                                break;\r
                        };\r
 \r
                        ReaderTransmit(wipeC, sizeof(wipeC), NULL);\r
-                       if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+                       if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
                                if (MF_DBGLEVEL >= 1)   Dbprintf("wipeC error");\r
                                break;\r
                        };\r
@@ -1036,20 +973,20 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
 \r
                // write block\r
                if (workFlags & 0x02) {\r
-      ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
-                       if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+                       ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
+                       if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (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(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (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, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {\r
+               if ((mifare_sendcmd_short(NULL, 0, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 1) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= 1)   Dbprintf("write block send command error");\r
                        break;\r
                };\r
@@ -1058,7 +995,7 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
                AppendCrc14443a(d_block, 16);\r
        \r
                ReaderTransmit(d_block, sizeof(d_block), NULL);\r
-               if ((ReaderReceive(receivedAnswer) != 1) || (receivedAnswer[0] != 0x0a)) {\r
+               if ((ReaderReceive(receivedAnswer, receivedAnswerPar) != 1) || (receivedAnswer[0] != 0x0a)) {\r
                        if (MF_DBGLEVEL >= 1)   Dbprintf("write block send data error");\r
                        break;\r
                };      \r
@@ -1074,31 +1011,17 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
                break;\r
        }\r
        \r
-//     UsbCommand ack = {CMD_ACK, {isOK, 0, 0}};\r
-//     if (isOK) memcpy(ack.d.asBytes, uid, 4);\r
-       \r
-       // add trace trailer\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
+       cmd_send(CMD_ACK,isOK,0,0,uid,4);\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
+\r
 void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
   \r
   // params\r
@@ -1115,46 +1038,39 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        \r
        // variables\r
        byte_t isOK = 0;\r
-       uint8_t data[18];\r
+       uint8_t data[18] = {0x00};\r
        uint32_t cuid = 0;\r
        \r
-       memset(data, 0x00, 18);\r
-       uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
+       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
        \r
        if (workFlags & 0x08) {\r
-               // clear trace\r
-               iso14a_clear_trace();\r
-               iso14a_set_tracing(TRUE);\r
-\r
-               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\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
+               clear_trace();\r
+               set_tracing(TRUE);\r
+               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
        }\r
 \r
        while (true) {\r
                if (workFlags & 0x02) {\r
                        ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
-                       if(!ReaderReceive(receivedAnswer) || (receivedAnswer[0] != 0x0a)) {\r
+                       if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (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(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (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 ((mifare_sendcmd_short(NULL, 0, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL) != 18)) {\r
                        if (MF_DBGLEVEL >= 1)   Dbprintf("read block send command error");\r
                        break;\r
                };\r
@@ -1171,26 +1087,100 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
                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
-  cmd_send(CMD_ACK,isOK,0,0,data,18);\r
-//     UsbSendPacket((uint8_t *)&ack, sizeof(UsbCommand));\r
+       cmd_send(CMD_ACK,isOK,0,0,data,18);\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 MifareCIdent(){\r
+  \r
+       // card commands\r
+       uint8_t wupC1[]       = { 0x40 }; \r
+       uint8_t wupC2[]       = { 0x43 }; \r
+       \r
+       // variables\r
+       byte_t isOK = 1;\r
+       \r
+       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+\r
+       ReaderTransmitBitsPar(wupC1,7,0, NULL);\r
+       if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
+               isOK = 0;\r
+       };\r
+\r
+       ReaderTransmit(wupC2, sizeof(wupC2), NULL);\r
+       if(!ReaderReceive(receivedAnswer, receivedAnswerPar) || (receivedAnswer[0] != 0x0a)) {\r
+               isOK = 0;\r
+       };\r
+\r
+       if (mifare_classic_halt(NULL, 0)) {\r
+               isOK = 0;\r
+       };\r
+\r
+       cmd_send(CMD_ACK,isOK,0,0,0,0);\r
+}\r
+\r
+                       //\r
+// DESFIRE\r
+//\r
+\r
+void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){\r
+\r
+       byte_t dataout[11] = {0x00};\r
+       uint8_t uid[10] = {0x00};\r
+       uint32_t cuid;\r
+    \r
+       clear_trace();\r
+       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+\r
+       int len = iso14443a_select_card(uid, NULL, &cuid);\r
+       if(!len) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)        \r
+                       Dbprintf("Can't select card");\r
+               //OnError(1);\r
+               return;\r
+       };\r
+\r
+       if(mifare_desfire_des_auth1(cuid, dataout)){\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)        \r
+                       Dbprintf("Authentication part1: Fail.");\r
+               //OnError(4);\r
+               return;\r
+       }\r
+\r
+       if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 1 FINISHED");\r
+    \r
+    cmd_send(CMD_ACK,1,cuid,0,dataout, sizeof(dataout));\r
+}\r
+\r
+void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){\r
+\r
+       uint32_t cuid = arg0;\r
+       uint8_t key[16] = {0x00};\r
+       byte_t isOK = 0;\r
+       byte_t dataout[12] = {0x00};\r
+    \r
+       memcpy(key, datain, 16);\r
+       \r
+       isOK = mifare_desfire_des_auth2(cuid, key, dataout);\r
+       \r
+       if( isOK) {\r
+           if (MF_DBGLEVEL >= MF_DBG_EXTENDED) \r
+                       Dbprintf("Authentication part2: Failed");  \r
+               //OnError(4);\r
+               return;\r
+       }\r
+\r
+       if (MF_DBGLEVEL >= MF_DBG_EXTENDED) \r
+               DbpString("AUTH 2 FINISHED");\r
+\r
+       cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout));\r
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+       LEDsoff();\r
+}\r
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