- fix: ensure that FpgaDownloadAndGo() is always called before requesting

[proxmark3-svn] / armsrc / mifarecmd.c

diff --git a/armsrc/mifarecmd.c b/armsrc/mifarecmd.c
index 14d2b68a10ac578121e3a66d590c2733405d2439..c2d85abb496f50a00b27dd0281c2b54541b3ec41 100644 (file)
--- a/armsrc/mifarecmd.c
+++ b/armsrc/mifarecmd.c
@@ -44,10 +44,10 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
 \r
-       // clear trace\r
-       clear_trace();\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
+       clear_trace();\r
+\r
        LED_A_ON();\r
        LED_B_OFF();\r
        LED_C_OFF();\r
@@ -95,9 +95,11 @@ void MifareUC_Auth(uint8_t arg0, uint8_t *keybytes){
        bool turnOffField = (arg0 == 1);\r
 \r
        LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
-       clear_trace();\r
+\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
+       clear_trace();\r
+\r
        if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card");\r
                OnError(0);\r
@@ -129,9 +131,10 @@ void MifareUReadBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)
 \r
        LEDsoff();\r
        LED_A_ON();\r
-       clear_trace();\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
+       clear_trace();\r
+\r
        int len = iso14443a_select_card(NULL, NULL, NULL);\r
        if(!len) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%02X)",len);\r
@@ -199,11 +202,10 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
 \r
-       // clear trace\r
-       clear_trace();\r
-\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
+       clear_trace();\r
+\r
        LED_A_ON();\r
        LED_B_OFF();\r
        LED_C_OFF();\r
@@ -252,6 +254,10 @@ void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
 // datain = KEY bytes\r
 void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)\r
 {\r
+       LEDsoff();\r
+       LED_A_ON();\r
+       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+\r
        // free eventually allocated BigBuf memory\r
        BigBuf_free();\r
        clear_trace();\r
@@ -269,10 +275,6 @@ void MifareUReadCard(uint8_t arg0, uint16_t arg1, uint8_t arg2, uint8_t *datain)
                return;\r
        }\r
 \r
-       LEDsoff();\r
-       LED_A_ON();\r
-       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
        int len = iso14443a_select_card(NULL, NULL, NULL);\r
        if (!len) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Can't select card (RC:%d)",len);\r
@@ -366,11 +368,10 @@ void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        struct Crypto1State *pcs;\r
        pcs = &mpcs;\r
 \r
-       // clear trace\r
-       clear_trace();\r
-\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
+       clear_trace();\r
+\r
        LED_A_ON();\r
        LED_B_OFF();\r
        LED_C_OFF();\r
@@ -472,9 +473,10 @@ void MifareUWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t *datain)
        \r
        LEDsoff();\r
        LED_A_ON();\r
-       clear_trace();\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
+       clear_trace();\r
+\r
        if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
                if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
                OnError(0);\r
@@ -530,9 +532,10 @@ void MifareUSetPwd(uint8_t arg0, uint8_t *datain){
        memcpy(pwd, datain, 16);\r
        \r
        LED_A_ON(); LED_B_OFF(); LED_C_OFF();\r
-       clear_trace();\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
 \r
+       clear_trace();\r
+\r
        if(!iso14443a_select_card(NULL, NULL, NULL)) {\r
                if (MF_DBGLEVEL >= 1) Dbprintf("Can't select card");\r
                OnError(0);\r
@@ -632,18 +635,16 @@ void MifareNested(uint32_t arg0, uint32_t arg1, uint32_t calibrate, uint8_t *dat
        uint32_t auth1_time, auth2_time;\r
        static uint16_t delta_time;\r
 \r
+       LED_A_ON();\r
+       LED_C_OFF();\r
+       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+\r
        // free eventually allocated BigBuf memory\r
        BigBuf_free();\r
-       // clear trace\r
+\r
        clear_trace();\r
        set_tracing(false);\r
        \r
-       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
-\r
-       LED_A_ON();\r
-       LED_C_OFF();\r
-\r
-\r
        // statistics on nonce distance\r
        int16_t isOK = 0;\r
        #define NESTED_MAX_TRIES 12\r
@@ -847,15 +848,13 @@ void MifareChkKeys(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
        int OLD_MF_DBGLEVEL = MF_DBGLEVEL;      \r
        MF_DBGLEVEL = MF_DBG_NONE;\r
        \r
-       // clear trace\r
-       clear_trace();\r
-       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
+       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+\r
+       clear_trace();\r
+       set_tracing(TRUE);\r
 \r
        for (i = 0; i < keyCount; i++) {\r
                if(mifare_classic_halt(pcs, cuid)) {\r
@@ -902,16 +901,23 @@ void MifareSetDbgLvl(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
 //-----------------------------------------------------------------------------\r
 // Work with emulator memory\r
 // \r
+// Note: we call FpgaDownloadAndGo(FPGA_BITSTREAM_HF) here although FPGA is not\r
+// involved in dealing with emulator memory. But if it is called later, it might\r
+// destroy the Emulator Memory.\r
 //-----------------------------------------------------------------------------\r
+\r
 void MifareEMemClr(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
+       FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
        emlClearMem();\r
 }\r
 \r
 void MifareEMemSet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
+       FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
        emlSetMem(datain, arg0, arg1); // data, block num, blocks count\r
 }\r
 \r
 void MifareEMemGet(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain){\r
+       FpgaDownloadAndGo(FPGA_BITSTREAM_HF);\r
        byte_t buf[USB_CMD_DATA_SIZE];\r
        emlGetMem(buf, arg0, arg1); // data, block num, blocks count (max 4)\r
 \r
@@ -938,15 +944,13 @@ void MifareECardLoad(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
        byte_t dataoutbuf2[16];\r
        uint8_t uid[10];\r
 \r
-       // clear trace\r
-       clear_trace();\r
-       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
+       iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+       \r
+       clear_trace();\r
+       set_tracing(false);\r
        \r
        bool isOK = true;\r
 \r
@@ -1040,10 +1044,10 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
                LED_A_ON();\r
                LED_B_OFF();\r
                LED_C_OFF();\r
+               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
        \r
                clear_trace();\r
                set_tracing(TRUE);\r
-               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
        }\r
 \r
        while (true) {\r
@@ -1158,10 +1162,10 @@ void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
                LED_A_ON();\r
                LED_B_OFF();\r
                LED_C_OFF();\r
-       \r
+               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+\r
                clear_trace();\r
                set_tracing(TRUE);\r
-               iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
        }\r
 \r
        while (true) {\r
@@ -1236,7 +1240,7 @@ void MifareCIdent(){
        cmd_send(CMD_ACK,isOK,0,0,0,0);\r
 }\r
 \r
-                       //\r
+//\r
 // DESFIRE\r
 //\r
 \r
@@ -1246,8 +1250,8 @@ void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){
        uint8_t uid[10] = {0x00};\r
        uint32_t cuid;\r
     \r
-       clear_trace();\r
        iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);\r
+       clear_trace();\r
 \r
        int len = iso14443a_select_card(uid, NULL, &cuid);\r
        if(!len) {\r