]> cvs.zerfleddert.de Git - proxmark3-svn/blobdiff - armsrc/mifarecmd.c
minor fixes regaring the newly released patches from the pm3 community
[proxmark3-svn] / armsrc / mifarecmd.c
index 42dee56ec96ae1a2cdf940a18b00e4ad33b9004c..519ea2b052e0b709889f3623edb5014033e7d5f5 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
+#include "desfire.h"\r
+#include "../common/crc.h"\r
 \r
 //-----------------------------------------------------------------------------\r
-// Select, Authenticate, Read a MIFARE tag. \r
+// Select, Authenticaate, Read an MIFARE tag. \r
 // read block\r
 //-----------------------------------------------------------------------------\r
 void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)\r
@@ -36,8 +42,6 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
 \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
@@ -72,17 +76,77 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        //  ----------------------------- crypto1 destroy\r
        crypto1_destroy(pcs);\r
        \r
-       if (MF_DBGLEVEL >= 2)   DbpString("READ BLOCK FINISHED");\r
+       if (MF_DBGLEVEL >= 2) DbpString("READ BLOCK FINISHED");\r
 \r
        LED_B_ON();\r
        cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\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 MifareUC_Auth1(uint8_t arg0, uint8_t *datain){\r
+       // variables\r
+       byte_t isOK = 0;\r
+       byte_t dataoutbuf[16];\r
+       uint8_t uid[10];\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
+\r
+       if(!iso14443a_select_card(uid, NULL, &cuid)) {\r
+          if (MF_DBGLEVEL >= 1)        Dbprintf("Can't select card, something went wrong before auth");\r
+       };\r
+       \r
+       if(mifare_ultra_auth1(cuid, dataoutbuf)){\r
+         if (MF_DBGLEVEL >= 1) Dbprintf("Authentication part1: Fail.");    \r
+       }\r
+\r
+       isOK=1;\r
+       if (MF_DBGLEVEL >= 2)   DbpString("AUTH 1 FINISHED");\r
+    \r
+       LED_B_ON();\r
+    cmd_send(CMD_ACK,isOK,cuid,0,dataoutbuf,11);\r
+       LED_B_OFF();\r
+         \r
+       // Thats it...\r
+       LEDsoff();\r
+}\r
+void MifareUC_Auth2(uint32_t arg0, uint8_t *datain){\r
+       // params\r
+       uint32_t cuid = arg0;\r
+       uint8_t key[16]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};\r
+       // variables\r
+       byte_t isOK = 0;\r
+       byte_t dataoutbuf[16];\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 >= 1) Dbprintf("Authentication part2: Fail...");    \r
+       }\r
+       isOK=1;\r
+       if (MF_DBGLEVEL >= 2)   DbpString("AUTH 2 FINISHED");\r
+    \r
+       LED_B_ON();\r
+        cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,11);\r
+       LED_B_OFF();\r
+    \r
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+       LEDsoff();\r
 }\r
 \r
 void MifareUReadBlock(uint8_t arg0,uint8_t *datain)\r
@@ -126,20 +190,13 @@ void MifareUReadBlock(uint8_t arg0,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
        LED_B_ON();\r
-        cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);\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
 }\r
 \r
-\r
 //-----------------------------------------------------------------------------\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
@@ -153,7 +210,7 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        ui64Key = bytes_to_num(datain, 6);\r
        \r
        // variables\r
-       byte_t isOK;\r
+       byte_t isOK = 0;\r
        byte_t dataoutbuf[16 * 16];\r
        uint8_t uid[10];\r
        uint32_t cuid;\r
@@ -163,7 +220,6 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
 \r
        // clear trace\r
        iso14a_clear_trace();\r
-//     iso14a_set_tracing(false);\r
 \r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
@@ -195,7 +251,6 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
                if (MF_DBGLEVEL >= 1)   Dbprintf("Halt error");\r
        }\r
 \r
-       \r
        //  ----------------------------- crypto1 destroy\r
        crypto1_destroy(pcs);\r
        \r
@@ -208,40 +263,40 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        // 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
+        int Pages=arg1;\r
+       int count_Pages=0;\r
         // variables\r
         byte_t isOK = 0;\r
-        byte_t dataoutbuf[16 * 4];\r
+        byte_t dataoutbuf[44 * 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
-\r
+        Dbprintf("Pages %d",Pages);\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
+               for(int sec=0;sec<Pages;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
+                    }else{\r
+                     count_Pages++;\r
                     };\r
                 }\r
                 if(mifare_ultra_halt(cuid)) {\r
@@ -252,11 +307,13 @@ void MifareUReadCard(uint8_t arg0, uint8_t *datain)
                 isOK = 1;\r
                 break;\r
         }\r
-        \r
+        Dbprintf("Pages read %d",count_Pages);\r
         if (MF_DBGLEVEL >= 2) DbpString("READ CARD FINISHED");\r
 \r
         LED_B_ON();\r
-               cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,64);\r
+       if (Pages==16) cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,64);\r
+       if (Pages==44 && count_Pages==16) cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,64);\r
+       if (Pages==44 && count_Pages>16) cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,176);\r
         LED_B_OFF();\r
 \r
         // Thats it...\r
@@ -291,7 +348,6 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
 \r
        // clear trace\r
        iso14a_clear_trace();\r
-//  iso14a_set_tracing(false);\r
 \r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
@@ -337,11 +393,8 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        // Thats it...\r
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
        LEDsoff();\r
-//  iso14a_set_tracing(TRUE);\r
-\r
 }\r
 \r
-\r
 void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)\r
 {\r
         // params\r
@@ -358,7 +411,6 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)
 \r
         // clear trace\r
         iso14a_clear_trace();\r
-       //  iso14a_set_tracing(false);\r
 \r
                iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
@@ -399,7 +451,6 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t *datain)
 //  iso14a_set_tracing(TRUE);\r
 }\r
 \r
-\r
 void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain)\r
 {\r
        // params\r
@@ -415,7 +466,6 @@ void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain)
 \r
        // clear trace\r
        iso14a_clear_trace();\r
-       //  iso14a_set_tracing(false);\r
 \r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
@@ -449,17 +499,13 @@ void MifareUWriteBlock_Special(uint8_t arg0, uint8_t *datain)
        cmd_send(CMD_ACK,isOK,0,0,0,0);\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
-\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
@@ -486,7 +532,8 @@ 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
@@ -494,7 +541,7 @@ 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 =  get_bigbufptr_recvrespbuf();\r
 \r
        uint32_t auth1_time, auth2_time;\r
        static uint16_t delta_time;\r
@@ -512,9 +559,10 @@ 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
+               dmin = 2000; \r
                delta_time = 0;\r
                \r
                for (rtr = 0; rtr < 17; rtr++) {\r
@@ -551,9 +599,9 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
                        };\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
+                       for (i = 141; i < 1200; i++) {\r
                                nttmp = prng_successor(nttmp, 1);\r
-                               if (nttmp == nt2) break;\r
+                               if (nttmp == nt2) {break;}\r
                        }\r
 \r
                        if (i != 1200) {\r
@@ -569,7 +617,7 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
                        }\r
                }\r
                \r
-               if (rtr <= 1)   return;\r
+               if (rtr <= 1) return;\r
 \r
                davg = (davg + (rtr - 1)/2) / (rtr - 1);\r
                \r
@@ -588,9 +636,18 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
        //  get crypted nonces for target sector\r
        for(i=0; i < 2; i++) { // look for exactly two different nonces\r
 \r
+               WDT_HIT();      \r
+           if(BUTTON_PRESS()) {\r
+                       DbpString("Nested: cancelled");\r
+                       crypto1_destroy(pcs);\r
+                       FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);\r
+                       LEDsoff();\r
+                       return;\r
+               }\r
+\r
                target_nt[i] = 0;\r
                while(target_nt[i] == 0) { // continue until we have an unambiguous nonce\r
-               \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
@@ -610,19 +667,18 @@ 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
@@ -651,16 +707,12 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
                        if (target_nt[i] == 0 && j == dmax+1 && MF_DBGLEVEL >= 3) Dbprintf("Nonce#%d: dismissed (all invalid)", i+1);\r
                }\r
        }\r
-\r
+       \r
        LED_C_OFF();\r
        \r
        //  ----------------------------- 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
@@ -757,7 +809,6 @@ void MifareSetDbgLvl(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        Dbprintf("Debug level: %d", MF_DBGLEVEL);\r
 }\r
 \r
-\r
 //-----------------------------------------------------------------------------\r
 // Work with emulator memory\r
 // \r
@@ -766,23 +817,19 @@ void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain)
        emlClearMem();\r
 }\r
 \r
-\r
 void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
        emlSetMem(datain, arg0, arg1); // data, block num, blocks count\r
 }\r
 \r
-\r
 void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
-\r
-       byte_t buf[48];\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
+       cmd_send(CMD_ACK,arg0,arg1,0,buf,USB_CMD_DATA_SIZE);\r
        LED_B_OFF();\r
 }\r
 \r
-\r
 //-----------------------------------------------------------------------------\r
 // Load a card into the emulator memory\r
 // \r
@@ -896,7 +943,8 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        uint32_t cuid;\r
        \r
        memset(uid, 0x00, 10);\r
-       uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
+       uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
+       uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
        \r
        if (workFlags & 0x08) {\r
                // clear trace\r
@@ -931,14 +979,14 @@ 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
@@ -951,20 +999,20 @@ 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
@@ -973,7 +1021,7 @@ 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
@@ -1021,7 +1069,8 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        uint32_t cuid = 0;\r
        \r
        memset(data, 0x00, 18);\r
-       uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
+       uint8_t* receivedAnswer = get_bigbufptr_recvrespbuf();\r
+       uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;\r
        \r
        if (workFlags & 0x08) {\r
                // clear trace\r
@@ -1043,20 +1092,20 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        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
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