]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - armsrc/mifareutil.c
MF Ultralight - Iceman's updates + mine
[proxmark3-svn] / armsrc / mifareutil.c
index f79c2ede2d78676ddc6aef7b373129e3198a23ca..b7408cf1d51813a0980e59c186ce07993c5685c2 100644 (file)
@@ -67,24 +67,24 @@ 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, uint8_t *answer_parity, uint32_t *timing)\r
 {\r
-       return mifare_sendcmd_shortex(pcs, crypted, cmd, data, answer, answer_parity, timing);
-}
-
-int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)
-{
-       uint8_t dcmd[8];
-    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);
-       ReaderTransmit(dcmd, sizeof(dcmd), NULL);
-       int len = ReaderReceive(answer, answer_parity);
-       if(!len) {
-                if (MF_DBGLEVEL >= 1)   Dbprintf("Authentication failed. Card timeout.");
-                return 2;
+       return mifare_sendcmd_shortex(pcs, crypted, cmd, data, answer, answer_parity, timing);\r
+}\r
+\r
+int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t* data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)\r
+{\r
+       uint8_t dcmd[8];\r
+    dcmd[0] = cmd;\r
+    dcmd[1] = data[0];\r
+       dcmd[2] = data[1];\r
+       dcmd[3] = data[2];\r
+       dcmd[4] = data[3];\r
+       dcmd[5] = data[4];\r
+       AppendCrc14443a(dcmd, 6);\r
+       ReaderTransmit(dcmd, sizeof(dcmd), NULL);\r
+       int len = ReaderReceive(answer, answer_parity);\r
+       if(!len) {\r
+                if (MF_DBGLEVEL >= 1)   Dbprintf("Authentication failed. Card timeout.");\r
+                return 2;\r
     }\r
        return len;\r
 }\r
@@ -106,13 +106,13 @@ int mifare_sendcmd_short_mfucauth(struct Crypto1State *pcs, uint8_t crypted, uin
     if(len==1) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR)   Dbprintf("NAK - Authentication failed.");\r
                return 1;\r
-        }
-       return len;
-}
-
-int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)
-{
-       uint8_t dcmd[4], ecmd[4];
+        }\r
+       return len;\r
+}\r
+\r
+int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)\r
+{\r
+       uint8_t dcmd[4], ecmd[4];\r
        uint16_t pos, res;\r
        uint8_t par[1];                 // 1 Byte parity is enough here\r
        dcmd[0] = cmd;\r
@@ -284,24 +284,21 @@ int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blo
        }\r
        \r
        memcpy(blockData, receivedAnswer, 16);\r
-       return 0;
-}
-
+       return 0;\r
+}\r
+\r
 // mifare ultralight commands\r
-int mifare_ultra_auth1(uint32_t uid, uint8_t *blockData){\r
+int mifare_ultra_auth1(uint8_t *blockData){\r
 \r
        uint16_t len;\r
-       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
-       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+       uint8_t receivedAnswer[MAX_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_PARITY_SIZE];\r
        \r
        len = mifare_sendcmd_short(NULL, 1, 0x1A, 0x00, receivedAnswer,receivedAnswerPar ,NULL);\r
-       if (len == 1) {\r
-               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
-                       Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
+       if (len != 11) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
                return 1;\r
        }\r
-       if (len != 11)\r
-               return 1;\r
 \r
        if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
                Dbprintf("Auth1 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",\r
@@ -313,20 +310,17 @@ int mifare_ultra_auth1(uint32_t uid, uint8_t *blockData){
        return 0;\r
 }\r
 \r
-int mifare_ultra_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData){\r
+int mifare_ultra_auth2(uint8_t *key, uint8_t *blockData){\r
 \r
        uint16_t len;\r
-       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
-       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+       uint8_t receivedAnswer[MAX_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_PARITY_SIZE];\r
        \r
        len = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, key, receivedAnswer, receivedAnswerPar, NULL);\r
-       if (len == 1) {\r
-               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
-                       Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
+       if (len != 11) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
                return 1;\r
        }\r
-       if (len != 11)\r
-               return 1;       \r
        \r
        if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
                Dbprintf("Auth2 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",\r
@@ -338,43 +332,39 @@ int mifare_ultra_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData){
        return 0;\r
 }\r
 \r
-int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData)
-{
-       uint16_t len;
-       uint8_t bt[2];
-       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
-       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
-       
+int mifare_ultra_readblock(uint8_t blockNo, uint8_t *blockData)\r
+{\r
+       uint16_t len;\r
+       uint8_t bt[2];\r
+       uint8_t receivedAnswer[MAX_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_PARITY_SIZE];\r
        \r
-       // command MIFARE_CLASSIC_READBLOCK
-       len = mifare_sendcmd_short(NULL, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL);
-       if (len == 1) {
-               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
-                       Dbprintf("Cmd Error: %02x", receivedAnswer[0]);
-               return 1;
-       }
-       if (len != 18) {
-               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
-                       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 >= MF_DBG_ERROR)\r
-                       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
+       len = mifare_sendcmd_short(NULL, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
+       if (len == 1) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
+               return 1;\r
+       }\r
+       if (len != 18) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: card timeout. len: %x", len);\r
+               return 2;\r
+       }\r
+    \r
+       memcpy(bt, receivedAnswer + 16, 2);\r
+       AppendCrc14443a(receivedAnswer, 16);\r
+       if (bt[0] != receivedAnswer[16] || bt[1] != receivedAnswer[17]) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd CRC response error.");\r
+               return 3;\r
+       }\r
+       \r
+       memcpy(blockData, receivedAnswer, 14);\r
+       return 0;\r
+}\r
+\r
+\r
+\r
+int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) \r
+{\r
+       // variables\r
        uint16_t len, i;        \r
        uint32_t pos;\r
        uint8_t par[3] = {0};           // enough for 18 Bytes to send\r
@@ -416,65 +406,65 @@ int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t bl
                return 2;\r
        }\r
        \r
-       return 0;
-}
-
-int mifare_ultra_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData) 
-{
-    uint16_t len;     
-    uint8_t par[3] = {0};  // enough for 18 parity bits
-       uint8_t d_block[18] = {0x00};
-       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
-       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
-        
-    // command MIFARE_CLASSIC_WRITEBLOCK
-    len = mifare_sendcmd_short(NULL, true, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);
-
-    if ((len != 1) || (receivedAnswer[0] != 0x0A)) {   //  0x0a - ACK
+       return 0;\r
+}\r
+\r
+int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData) \r
+{\r
+       uint16_t len;\r
+       uint8_t par[3] = {0};  // enough for 18 parity bits\r
+       uint8_t d_block[18] = {0x00};\r
+       uint8_t receivedAnswer[MAX_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_PARITY_SIZE];\r
+\r
+       // command MIFARE_CLASSIC_WRITEBLOCK\r
+       len = mifare_sendcmd_short(NULL, true, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
+\r
+       if ((len != 1) || (receivedAnswer[0] != 0x0A)) {   //  0x0a - ACK\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
-                       Dbprintf("Cmd Addr Error: %02x", receivedAnswer[0]);  
-        return 1;
-    }
-
-       memcpy(d_block, blockData, 16);
-    AppendCrc14443a(d_block, 16);
-
-       ReaderTransmitPar(d_block, sizeof(d_block), par, NULL);
-
-    len = ReaderReceive(receivedAnswer, receivedAnswerPar);    
-
-       if ((len != 1) || (receivedAnswer[0] != 0x0A)) {   //  0x0a - ACK
+                       Dbprintf("Cmd Addr Error: %02x", receivedAnswer[0]);\r
+               return 1;\r
+       }\r
+\r
+       memcpy(d_block, blockData, 16);\r
+       AppendCrc14443a(d_block, 16);\r
+\r
+       ReaderTransmitPar(d_block, sizeof(d_block), par, NULL);\r
+\r
+       len = ReaderReceive(receivedAnswer, receivedAnswerPar);\r
+\r
+       if ((len != 1) || (receivedAnswer[0] != 0x0A)) {   //  0x0a - ACK\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
-                       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)
-{
-    uint16_t len;
-       uint8_t d_block[8] = {0x00};
+                       Dbprintf("Cmd Data Error: %02x %d", receivedAnswer[0],len);\r
+               return 2;\r
+       }\r
+       return 0;\r
+}\r
+\r
+int mifare_ultra_special_writeblock(uint8_t blockNo, uint8_t *blockData)\r
+{\r
+       uint16_t len;\r
+       uint8_t d_block[8] = {0x00};\r
        uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
        uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
-
-    // command MIFARE_CLASSIC_WRITEBLOCK
-       d_block[0]= blockNo;
-       memcpy(d_block+1,blockData,4);
-       AppendCrc14443a(d_block, 6);
-
-    len = mifare_sendcmd_short_special(NULL, 1, 0xA2, d_block, receivedAnswer, receivedAnswerPar, NULL);
-
-    if (receivedAnswer[0] != 0x0A) {   //  0x0a - ACK
+\r
+       // command MIFARE_CLASSIC_WRITEBLOCK\r
+       d_block[0]= blockNo;\r
+       memcpy(d_block+1,blockData,4);\r
+       AppendCrc14443a(d_block, 6);\r
+\r
+       len = mifare_sendcmd_short_special(NULL, 1, 0xA2, d_block, receivedAnswer, receivedAnswerPar, NULL);\r
+\r
+       if (receivedAnswer[0] != 0x0A) {   //  0x0a - ACK\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
-                       Dbprintf("Cmd Send Error: %02x %d", receivedAnswer[0],len);
-        return 1;
-    }
-\r    return 0;
-}
-
-int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) 
-{
+                       Dbprintf("Cmd Send Error: %02x %d", receivedAnswer[0],len);\r
+               return 1;\r
+       }\r
+       return 0;\r
+}\r
+\r
+int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) \r
+{\r
        uint16_t len;   \r
        uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
        uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
@@ -486,24 +476,24 @@ int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid)
                return 1;\r
        }\r
 \r
-       return 0;
-}
-
-int mifare_ultra_halt(uint32_t uid)
-{
-       uint16_t len;
+       return 0;\r
+}\r
+\r
+int mifare_ultra_halt()\r
+{\r
+       uint16_t len;\r
        uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
        uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
-    
-       len = mifare_sendcmd_short(NULL, true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL);
-       if (len != 0) {
+    \r
+       len = mifare_sendcmd_short(NULL, true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL);\r
+       if (len != 0) {\r
                if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
-                       Dbprintf("halt error. response len: %x", len);
-               return 1;
-       }
-       return 0;
-}
-
+                       Dbprintf("halt error. response len: %x", len);\r
+               return 1;\r
+       }\r
+       return 0;\r
+}\r
+\r
 \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
@@ -525,9 +515,9 @@ uint8_t FirstBlockOfSector(uint8_t sectorNo)
 }\r
 \r
 \r
-// work with emulator memory
-void emlSetMem(uint8_t *data, int blockNum, int blocksCount) {
-       uint8_t* emCARD = BigBuf_get_EM_addr();
+// work with emulator memory\r
+void emlSetMem(uint8_t *data, int blockNum, int blocksCount) {\r
+       uint8_t* emCARD = BigBuf_get_EM_addr();\r
        memcpy(emCARD + blockNum * 16, data, blocksCount * 16);\r
 }\r
 \r
@@ -706,4 +696,4 @@ int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData){
                return 0;\r
        }\r
        return 1;\r
-}
+}\r
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