Created new detectclock function + EM decode addons

[proxmark3-svn] / armsrc / mifareutil.c

diff --git a/armsrc/mifareutil.c b/armsrc/mifareutil.c
index 4f4e978c0a4a493e80848e077a652d2a65184c58..0b93db8f7e195f925c808010dedebfe2cbdf9c1b 100644 (file)
--- a/armsrc/mifareutil.c
+++ b/armsrc/mifareutil.c
@@ -79,12 +79,38 @@ uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data) {
 // send commands\r
 int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint32_t *timing)\r
 {\r
 // send commands\r
 int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint32_t *timing)\r
 {\r

-       return mifare_sendcmd_shortex(pcs, crypted, cmd, data, answer, NULL, timing);\r
-}\r
-\r
-int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint32_t * parptr, uint32_t *timing)\r
-{\r
-       uint8_t dcmd[4], ecmd[4];\r
+       return mifare_sendcmd_shortex(pcs, crypted, cmd, data, answer, NULL, timing);
+}
+
+int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer, uint8_t *timing)
+{
+        uint8_t dcmd[8];//, ecmd[4];
+        //uint32_t par=0;
+
+        dcmd[0] = cmd;
+        dcmd[1] = data[0];
+       dcmd[2] = data[1];
+       dcmd[3] = data[2];
+       dcmd[4] = data[3];
+       dcmd[5] = data[4];
+       AppendCrc14443a(dcmd, 6);
+       //Dbprintf("Data command: %02x", dcmd[0]);
+       //Dbprintf("Data R: %02x %02x %02x %02x %02x %02x %02x", dcmd[1],dcmd[2],dcmd[3],dcmd[4],dcmd[5],dcmd[6],dcmd[7]);
+
+        //memcpy(ecmd, dcmd, sizeof(dcmd));
+       ReaderTransmit(dcmd, sizeof(dcmd), NULL);
+       int len = ReaderReceive(answer);
+       if(!len)
+       {
+                if (MF_DBGLEVEL >= 1)   Dbprintf("Authentication failed. Card timeout.");
+                return 2;
+        }
+       return len;
+}
+
+int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint32_t * parptr, uint32_t *timing)
+{
+       uint8_t dcmd[4], ecmd[4];

        uint32_t pos, par, res;\r
 \r
        dcmd[0] = cmd;\r
        uint32_t pos, par, res;\r
 \r
        dcmd[0] = cmd;\r


@@ -253,12 +279,43 @@ int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blo
        }\r
        \r
        memcpy(blockData, receivedAnswer, 16);\r
        }\r
        \r
        memcpy(blockData, receivedAnswer, 16);\r

-       return 0;\r
-}\r
-\r
-int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) \r
-{\r
-       // variables\r
+       return 0;
+}
+
+int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData)
+{
+       // variables
+       int len;
+       uint8_t bt[2];
+       
+       uint8_t* receivedAnswer = mifare_get_bigbufptr();
+       
+       // command MIFARE_CLASSIC_READBLOCK
+       len = mifare_sendcmd_short(NULL, 1, 0x30, blockNo, receivedAnswer,NULL);
+       if (len == 1) {
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd Error: %02x", receivedAnswer[0]);
+               return 1;
+       }
+       if (len != 18) {
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd Error: card timeout. len: %x", len);
+               return 2;
+       }
+    
+       memcpy(bt, receivedAnswer + 16, 2);
+       AppendCrc14443a(receivedAnswer, 16);
+       if (bt[0] != receivedAnswer[16] || bt[1] != receivedAnswer[17]) {
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd CRC response error.");
+               return 3;
+       }
+       
+       memcpy(blockData, receivedAnswer, 14);
+       return 0;
+}
+
+
+int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) 
+{
+       // variables

        int len, i;     \r
        uint32_t pos;\r
        uint32_t par = 0;\r
        int len, i;     \r
        uint32_t pos;\r
        uint32_t par = 0;\r


@@ -300,12 +357,71 @@ int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t bl
                return 2;\r
        }\r
        \r
                return 2;\r
        }\r
        \r

-       return 0;\r
-}\r
-\r
-int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) \r
-{\r
-       // variables\r
+       return 0;
+}
+
+int mifare_ultra_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData) 
+{
+        // variables
+        int len;     
+        uint32_t par = 0;
+        
+        uint8_t d_block[18];
+        uint8_t* receivedAnswer = mifare_get_bigbufptr();
+        
+        // command MIFARE_CLASSIC_WRITEBLOCK
+        len = mifare_sendcmd_short(NULL, 1, 0xA0, blockNo, receivedAnswer,NULL);
+
+        if ((len != 1) || (receivedAnswer[0] != 0x0A)) {   //  0x0a - ACK
+                if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd Addr Error: %02x", receivedAnswer[0]);  
+                return 1;
+        }
+
+       memset(d_block,'\0',18);
+       memcpy(d_block, blockData, 16);
+        AppendCrc14443a(d_block, 16);
+
+       ReaderTransmitPar(d_block, sizeof(d_block), par, NULL);
+
+        // Receive the response
+        len = ReaderReceive(receivedAnswer);    
+
+       if ((len != 1) || (receivedAnswer[0] != 0x0A)) {   //  0x0a - ACK
+                if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd Data Error: %02x %d", receivedAnswer[0],len);
+                return 2;
+        }        
+
+        return 0;
+} 
+
+int mifare_ultra_special_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData)
+{
+        // variables
+        int len;
+        //uint32_t par = 0;
+
+        uint8_t d_block[8];
+        uint8_t* receivedAnswer = mifare_get_bigbufptr();
+
+        // command MIFARE_CLASSIC_WRITEBLOCK
+       memset(d_block,'\0',8);
+       d_block[0]= blockNo;
+       memcpy(d_block+1,blockData,4);
+       AppendCrc14443a(d_block, 6);
+
+       //i know the data send here is correct
+        len = mifare_sendcmd_short_special(NULL, 1, 0xA2, d_block, receivedAnswer,NULL);
+
+        if (receivedAnswer[0] != 0x0A) {   //  0x0a - ACK
+                if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd Send Error: %02x %d", receivedAnswer[0],len);
+                return 1;
+        }
+        return 0;
+}
+
+int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) 
+{
+       // variables

        int len;        \r
        \r
        // Mifare HALT\r
        int len;        \r
        \r
        // Mifare HALT\r


@@ -317,12 +433,50 @@ int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid)
                return 1;\r
        }\r
 \r
                return 1;\r
        }\r
 \r

-       return 0;\r
+       return 0;
+}
+
+int mifare_ultra_halt(uint32_t uid)
+{
+       // variables
+       int len;
+       
+       // Mifare HALT
+       uint8_t* receivedAnswer = mifare_get_bigbufptr();
+    
+       len = mifare_sendcmd_short(NULL, 1, 0x50, 0x00, receivedAnswer, NULL);
+       if (len != 0) {
+               if (MF_DBGLEVEL >= 1)   Dbprintf("halt error. response len: %x", len);
+               return 1;
+       }
+    
+       return 0;
+}
+
+\r
+// Mifare Memory Structure: up to 32 Sectors with 4 blocks each (1k and 2k cards),\r
+// plus evtl. 8 sectors with 16 blocks each (4k cards)\r
+uint8_t NumBlocksPerSector(uint8_t sectorNo) \r
+{\r
+       if (sectorNo < 32) \r
+               return 4;\r
+       else\r
+               return 16;\r

 }\r
 \r
 }\r
 \r

-// work with emulator memory\r
-void emlSetMem(uint8_t *data, int blockNum, int blocksCount) {\r
-       uint8_t* emCARD = eml_get_bigbufptr_cardmem();\r
+uint8_t FirstBlockOfSector(uint8_t sectorNo) \r
+{\r
+       if (sectorNo < 32)\r
+               return sectorNo * 4;\r
+       else\r
+               return 32*4 + (sectorNo - 32) * 16;\r
+               \r
+}\r
+\r
+\r
+// work with emulator memory
+void emlSetMem(uint8_t *data, int blockNum, int blocksCount) {
+       uint8_t* emCARD = eml_get_bigbufptr_cardmem();

        \r
        memcpy(emCARD + blockNum * 16, data, blocksCount * 16);\r
 }\r
        \r
        memcpy(emCARD + blockNum * 16, data, blocksCount * 16);\r
 }\r


@@ -389,7 +543,7 @@ uint64_t emlGetKey(int sectorNum, int keyType) {
        uint8_t key[6];\r
        uint8_t* emCARD = eml_get_bigbufptr_cardmem();\r
        \r
        uint8_t key[6];\r
        uint8_t* emCARD = eml_get_bigbufptr_cardmem();\r
        \r

-       memcpy(key, emCARD + 3 * 16 + sectorNum * 4 * 16 + keyType * 10, 6);\r
+       memcpy(key, emCARD + 16 * (FirstBlockOfSector(sectorNum) + NumBlocksPerSector(sectorNum) - 1) + keyType * 10, 6);\r

        return bytes_to_num(key, 6);\r
 }\r
 \r
        return bytes_to_num(key, 6);\r
 }\r
 \r