]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - armsrc/mifareutil.c
export apdu function
[proxmark3-svn] / armsrc / mifareutil.c
index 59dafedc57e5661c693d72f13b8799e7620642cf..e5ef6c19b112d7082fb1e333d39b3881d2fe5699 100644 (file)
@@ -1,33 +1,98 @@
 //-----------------------------------------------------------------------------\r
 //-----------------------------------------------------------------------------\r
-// Merlok, May 2011\r
-// Many authors, that makes it possible\r
+// Merlok, May 2011, 2012\r
+// Many authors, whom made it possible\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
 // the license.\r
 //-----------------------------------------------------------------------------\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
 // the license.\r
 //-----------------------------------------------------------------------------\r
-// code for work with mifare cards.\r
+// Work with mifare cards.\r
 //-----------------------------------------------------------------------------\r
 \r
 //-----------------------------------------------------------------------------\r
 \r
+#include <string.h>\r
+#include "mifareutil.h"\r
 #include "proxmark3.h"\r
 #include "apps.h"\r
 #include "util.h"\r
 #include "proxmark3.h"\r
 #include "apps.h"\r
 #include "util.h"\r
-#include "string.h"\r
+#include "parity.h"\r
 \r
 #include "iso14443crc.h"\r
 #include "iso14443a.h"\r
 \r
 #include "iso14443crc.h"\r
 #include "iso14443a.h"\r
-#include "crapto1.h"\r
-#include "mifareutil.h"\r
+#include "crapto1/crapto1.h"\r
+#include "polarssl/des.h"\r
+\r
+int MF_DBGLEVEL = MF_DBG_ALL;\r
+\r
+// crypto1 helpers\r
+void mf_crypto1_decryptEx(struct Crypto1State *pcs, uint8_t *data_in, int len, uint8_t *data_out){\r
+       uint8_t bt = 0;\r
+       int i;\r
+       \r
+       if (len != 1) {\r
+               for (i = 0; i < len; i++)\r
+                       data_out[i] = crypto1_byte(pcs, 0x00, 0) ^ data_in[i];\r
+       } else {\r
+               bt = 0;\r
+               for (i = 0; i < 4; i++)\r
+                       bt |= (crypto1_bit(pcs, 0, 0) ^ BIT(data_in[0], i)) << i;\r
+                               \r
+               data_out[0] = bt;\r
+       }\r
+       return;\r
+}\r
+\r
+void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *data, int len){\r
+       mf_crypto1_decryptEx(pcs, data, len, data);\r
+}\r
 \r
 \r
-uint8_t* mifare_get_bigbufptr(void) {\r
-       return (((uint8_t *)BigBuf) + 3560);    // was 3560 - tied to other size changes\r
+void mf_crypto1_encrypt(struct Crypto1State *pcs, uint8_t *data, uint16_t len, uint8_t *par) {\r
+       uint8_t bt = 0;\r
+       int i;\r
+       par[0] = 0;\r
+       \r
+       for (i = 0; i < len; i++) {\r
+               bt = data[i];\r
+               data[i] = crypto1_byte(pcs, 0x00, 0) ^ data[i];\r
+               if((i&0x0007) == 0) \r
+                       par[i>>3] = 0;\r
+               par[i>>3] |= (((filter(pcs->odd) ^ oddparity8(bt)) & 0x01)<<(7-(i&0x0007)));\r
+       }       \r
+       return;\r
 }\r
 \r
 }\r
 \r
-int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer)\r
+uint8_t mf_crypto1_encrypt4bit(struct Crypto1State *pcs, uint8_t data) {\r
+       uint8_t bt = 0;\r
+       int i;\r
+\r
+       for (i = 0; i < 4; i++)\r
+               bt |= (crypto1_bit(pcs, 0, 0) ^ BIT(data, i)) << i;\r
+               \r
+       return bt;\r
+}\r
+\r
+// send X byte basic commands\r
+int mifare_sendcmd(uint8_t cmd, uint8_t* data, uint8_t data_size, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing)\r
 {\r
 {\r
-       uint8_t dcmd[4], ecmd[4];\r
-       uint32_t pos, par, res;\r
+       uint8_t dcmd[data_size+3];\r
+       dcmd[0] = cmd;\r
+       memcpy(dcmd+1,data,data_size);\r
+       AppendCrc14443a(dcmd, data_size+1);\r
+       ReaderTransmit(dcmd, sizeof(dcmd), timing);\r
+       int len = ReaderReceive(answer, answer_parity);\r
+       if(!len) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)   Dbprintf("%02X Cmd failed. Card timeout.", cmd);\r
+                       len = ReaderReceive(answer,answer_parity);\r
+               //return 0;\r
+       }\r
+       return len;\r
+}\r
 \r
 \r
+// send 2 byte 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
+       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
        dcmd[1] = data;\r
        AppendCrc14443a(dcmd, 2);\r
        dcmd[0] = cmd;\r
        dcmd[1] = data;\r
        AppendCrc14443a(dcmd, 2);\r
@@ -35,21 +100,23 @@ int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd,
        memcpy(ecmd, dcmd, sizeof(dcmd));\r
        \r
        if (crypted) {\r
        memcpy(ecmd, dcmd, sizeof(dcmd));\r
        \r
        if (crypted) {\r
-               par = 0;\r
+               par[0] = 0;\r
                for (pos = 0; pos < 4; pos++)\r
                {\r
                        ecmd[pos] = crypto1_byte(pcs, 0x00, 0) ^ dcmd[pos];\r
                for (pos = 0; pos < 4; pos++)\r
                {\r
                        ecmd[pos] = crypto1_byte(pcs, 0x00, 0) ^ dcmd[pos];\r
-                       par = (par >> 1) | ( ((filter(pcs->odd) ^ oddparity(dcmd[pos])) & 0x01) * 0x08 );\r
+                       par[0] |= (((filter(pcs->odd) ^ oddparity8(dcmd[pos])) & 0x01) << (7-pos));\r
                }       \r
 \r
                }       \r
 \r
-               ReaderTransmitPar(ecmd, sizeof(ecmd), par);\r
+               ReaderTransmitPar(ecmd, sizeof(ecmd), par, timing);\r
 \r
        } else {\r
 \r
        } else {\r
-               ReaderTransmit(dcmd, sizeof(dcmd));\r
+               ReaderTransmit(dcmd, sizeof(dcmd), timing);\r
        }\r
 \r
        }\r
 \r
-       int len = ReaderReceive(answer);\r
-\r
+       int len = ReaderReceive(answer, par);\r
+       \r
+       if (answer_parity) *answer_parity = par[0];\r
+       \r
        if (crypted == CRYPT_ALL) {\r
                if (len == 1) {\r
                        res = 0;\r
        if (crypted == CRYPT_ALL) {\r
                if (len == 1) {\r
                        res = 0;\r
@@ -69,28 +136,36 @@ int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd,
        return len;\r
 }\r
 \r
        return len;\r
 }\r
 \r
-int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint64_t isNested) \r
+// mifare classic commands\r
+int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested) \r
+{\r
+       return mifare_classic_authex(pcs, uid, blockNo, keyType, ui64Key, isNested, NULL, NULL);\r
+}\r
+\r
+int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested, uint32_t *ntptr, uint32_t *timing) \r
 {\r
        // variables\r
        int len;        \r
        uint32_t pos;\r
        uint8_t tmp4[4];\r
 {\r
        // variables\r
        int len;        \r
        uint32_t pos;\r
        uint8_t tmp4[4];\r
-       byte_t par = 0;\r
-       byte_t ar[4];\r
+       uint8_t par[1] = {0x00};\r
+       byte_t nr[4];\r
        uint32_t nt, ntpp; // Supplied tag nonce\r
        \r
        uint8_t mf_nr_ar[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 };\r
        uint32_t nt, ntpp; // Supplied tag nonce\r
        \r
        uint8_t mf_nr_ar[] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 };\r
-       uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
-\r
+       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+       \r
        // Transmit MIFARE_CLASSIC_AUTH\r
        // Transmit MIFARE_CLASSIC_AUTH\r
-       len = mifare_sendcmd_short(pcs, isNested, 0x60 + (keyType & 0x01), blockNo, receivedAnswer);\r
-//     Dbprintf("rand nonce len: %x", len);  \r
+       len = mifare_sendcmd_short(pcs, isNested, 0x60 + (keyType & 0x01), blockNo, receivedAnswer, receivedAnswerPar, timing);\r
+       if (MF_DBGLEVEL >= 4)   Dbprintf("rand tag nonce len: %x", len);  \r
        if (len != 4) return 1;\r
        \r
        if (len != 4) return 1;\r
        \r
-       ar[0] = 0x55;\r
-       ar[1] = 0x41;\r
-       ar[2] = 0x49;\r
-       ar[3] = 0x92; \r
+       // "random" reader nonce:\r
+       nr[0] = 0x55;\r
+       nr[1] = 0x41;\r
+       nr[2] = 0x49;\r
+       nr[3] = 0x92; \r
        \r
        // Save the tag nonce (nt)\r
        nt = bytes_to_num(receivedAnswer, 4);\r
        \r
        // Save the tag nonce (nt)\r
        nt = bytes_to_num(receivedAnswer, 4);\r
@@ -111,14 +186,19 @@ int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo,
        }\r
 \r
        // some statistic\r
        }\r
 \r
        // some statistic\r
-       Dbprintf("auth uid: %08x nt: %08x", uid, nt);  \r
+       if (!ntptr && (MF_DBGLEVEL >= 3))\r
+               Dbprintf("auth uid: %08x nt: %08x", uid, nt);  \r
+       \r
+       // save Nt\r
+       if (ntptr)\r
+               *ntptr = nt;\r
 \r
 \r
-       par = 0;\r
        // Generate (encrypted) nr+parity by loading it into the cipher (Nr)\r
        // Generate (encrypted) nr+parity by loading it into the cipher (Nr)\r
+       par[0] = 0;\r
        for (pos = 0; pos < 4; pos++)\r
        {\r
        for (pos = 0; pos < 4; pos++)\r
        {\r
-               mf_nr_ar[pos] = crypto1_byte(pcs, ar[pos], 0) ^ ar[pos];\r
-               par = (par >> 1) | ( ((filter(pcs->odd) ^ oddparity(ar[pos])) & 0x01) * 0x80 );\r
+               mf_nr_ar[pos] = crypto1_byte(pcs, nr[pos], 0) ^ nr[pos];\r
+               par[0] |= (((filter(pcs->odd) ^ oddparity8(nr[pos])) & 0x01) << (7-pos));\r
        }       \r
                \r
        // Skip 32 bits in pseudo random generator\r
        }       \r
                \r
        // Skip 32 bits in pseudo random generator\r
@@ -129,17 +209,17 @@ int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo,
        {\r
                nt = prng_successor(nt,8);\r
                mf_nr_ar[pos] = crypto1_byte(pcs,0x00,0) ^ (nt & 0xff);\r
        {\r
                nt = prng_successor(nt,8);\r
                mf_nr_ar[pos] = crypto1_byte(pcs,0x00,0) ^ (nt & 0xff);\r
-               par = (par >> 1)| ( ((filter(pcs->odd) ^ oddparity(nt & 0xff)) & 0x01) * 0x80 );\r
+               par[0] |= (((filter(pcs->odd) ^ oddparity8(nt)) & 0x01) << (7-pos));\r
        }       \r
                \r
        // Transmit reader nonce and reader answer\r
        }       \r
                \r
        // Transmit reader nonce and reader answer\r
-       ReaderTransmitPar(mf_nr_ar, sizeof(mf_nr_ar), par);\r
+       ReaderTransmitPar(mf_nr_ar, sizeof(mf_nr_ar), par, NULL);\r
 \r
 \r
-       // Receive 4 bit answer\r
-       len = ReaderReceive(receivedAnswer);\r
+       // Receive 4 byte tag answer\r
+       len = ReaderReceive(receivedAnswer, receivedAnswerPar);\r
        if (!len)\r
        {\r
        if (!len)\r
        {\r
-               Dbprintf("Authentication failed. Card timeout.");\r
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Authentication failed. Card timeout.");\r
                return 2;\r
        }\r
        \r
                return 2;\r
        }\r
        \r
@@ -147,7 +227,7 @@ int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo,
        ntpp = prng_successor(nt, 32) ^ crypto1_word(pcs, 0,0);\r
        \r
        if (ntpp != bytes_to_num(tmp4, 4)) {\r
        ntpp = prng_successor(nt, 32) ^ crypto1_word(pcs, 0,0);\r
        \r
        if (ntpp != bytes_to_num(tmp4, 4)) {\r
-               Dbprintf("Authentication failed. Error card response.");\r
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Authentication failed. Error card response.");\r
                return 3;\r
        }\r
 \r
                return 3;\r
        }\r
 \r
@@ -160,23 +240,24 @@ int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blo
        int len;        \r
        uint8_t bt[2];\r
        \r
        int len;        \r
        uint8_t bt[2];\r
        \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
        // command MIFARE_CLASSIC_READBLOCK\r
        \r
        // command MIFARE_CLASSIC_READBLOCK\r
-       len = mifare_sendcmd_short(pcs, 1, 0x30, blockNo, receivedAnswer);\r
+       len = mifare_sendcmd_short(pcs, 1, 0x30, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
        if (len == 1) {\r
        if (len == 1) {\r
-               Dbprintf("Cmd Error: %02x", receivedAnswer[0]);  \r
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd Error: %02x", receivedAnswer[0]);  \r
                return 1;\r
        }\r
        if (len != 18) {\r
                return 1;\r
        }\r
        if (len != 18) {\r
-               Dbprintf("Cmd Error: card timeout. len: %x", len);  \r
+               if (MF_DBGLEVEL >= 1)   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
                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
-               Dbprintf("Cmd CRC response error.");  \r
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd CRC response error.");  \r
                return 3;\r
        }\r
        \r
                return 3;\r
        }\r
        \r
@@ -184,22 +265,190 @@ int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blo
        return 0;\r
 }\r
 \r
        return 0;\r
 }\r
 \r
+// mifare ultralight commands\r
+int mifare_ul_ev1_auth(uint8_t *keybytes, uint8_t *pack){\r
+\r
+       uint16_t len;\r
+       uint8_t resp[4];\r
+       uint8_t respPar[1];\r
+       uint8_t key[4] = {0x00};\r
+       memcpy(key, keybytes, 4);\r
+\r
+       if (MF_DBGLEVEL >= MF_DBG_EXTENDED)\r
+               Dbprintf("EV1 Auth : %02x%02x%02x%02x", key[0], key[1], key[2], key[3]);\r
+       len = mifare_sendcmd(0x1B, key, sizeof(key), resp, respPar, NULL);\r
+       //len = mifare_sendcmd_short_mfuev1auth(NULL, 0, 0x1B, key, resp, respPar, NULL);\r
+       if (len != 4) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x %u", resp[0], len);\r
+               return 0;\r
+       }\r
+\r
+       if (MF_DBGLEVEL >= MF_DBG_EXTENDED)\r
+               Dbprintf("Auth Resp: %02x%02x%02x%02x", resp[0],resp[1],resp[2],resp[3]);\r
+\r
+       memcpy(pack, resp, 4);\r
+       return 1;\r
+}\r
+\r
+int mifare_ultra_auth(uint8_t *keybytes){\r
+\r
+       /// 3des2k\r
+\r
+       des3_context ctx = { 0x00 };\r
+       uint8_t random_a[8] = {1,1,1,1,1,1,1,1};\r
+       uint8_t random_b[8] = {0x00};\r
+       uint8_t enc_random_b[8] = {0x00};\r
+       uint8_t rnd_ab[16] = {0x00};\r
+       uint8_t IV[8] = {0x00};\r
+       uint8_t key[16] = {0x00};\r
+       memcpy(key, keybytes, 16);\r
+\r
+       uint16_t len;\r
+       uint8_t resp[19] = {0x00};\r
+       uint8_t respPar[3] = {0,0,0};\r
+\r
+       // REQUEST AUTHENTICATION\r
+       len = mifare_sendcmd_short(NULL, 1, 0x1A, 0x00, resp, respPar ,NULL);\r
+       if (len != 11) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x", resp[0]);\r
+               return 0;\r
+       }\r
+\r
+       // tag nonce.\r
+       memcpy(enc_random_b,resp+1,8);\r
+\r
+       // decrypt nonce.\r
+       // tdes_2key_dec(random_b, enc_random_b, sizeof(random_b), key, IV );\r
+       des3_set2key_dec(&ctx, key);\r
+       des3_crypt_cbc(&ctx     // des3_context\r
+               , DES_DECRYPT           // int mode\r
+               , sizeof(random_b)      // length\r
+               , IV                    // iv[8]\r
+               , enc_random_b          // input\r
+               , random_b                      // output\r
+               );\r
+\r
+       rol(random_b,8);\r
+       memcpy(rnd_ab  ,random_a,8);\r
+       memcpy(rnd_ab+8,random_b,8);\r
+\r
+       if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
+               Dbprintf("enc_B: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+                       enc_random_b[0],enc_random_b[1],enc_random_b[2],enc_random_b[3],enc_random_b[4],enc_random_b[5],enc_random_b[6],enc_random_b[7]);\r
+\r
+               Dbprintf("    B: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+                       random_b[0],random_b[1],random_b[2],random_b[3],random_b[4],random_b[5],random_b[6],random_b[7]);\r
+\r
+               Dbprintf("rnd_ab: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+                               rnd_ab[0],rnd_ab[1],rnd_ab[2],rnd_ab[3],rnd_ab[4],rnd_ab[5],rnd_ab[6],rnd_ab[7]);\r
+\r
+               Dbprintf("rnd_ab: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+                               rnd_ab[8],rnd_ab[9],rnd_ab[10],rnd_ab[11],rnd_ab[12],rnd_ab[13],rnd_ab[14],rnd_ab[15] );\r
+       }\r
+\r
+       // encrypt    out, in, length, key, iv\r
+       //tdes_2key_enc(rnd_ab, rnd_ab, sizeof(rnd_ab), key, enc_random_b);\r
+       des3_set2key_enc(&ctx, key);\r
+       des3_crypt_cbc(&ctx     // des3_context\r
+               , DES_ENCRYPT           // int mode\r
+               , sizeof(rnd_ab)        // length\r
+               , enc_random_b          // iv[8]\r
+               , rnd_ab                        // input\r
+               , rnd_ab                        // output\r
+               );\r
+\r
+       //len = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, rnd_ab, resp, respPar, NULL);\r
+       len = mifare_sendcmd(0xAF, rnd_ab, sizeof(rnd_ab), resp, respPar, NULL);\r
+       if (len != 11) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Cmd Error: %02x", resp[0]);\r
+               return 0;\r
+       }\r
+\r
+       uint8_t enc_resp[8] = { 0,0,0,0,0,0,0,0 };\r
+       uint8_t resp_random_a[8] = { 0,0,0,0,0,0,0,0 };\r
+       memcpy(enc_resp, resp+1, 8);\r
+\r
+       // decrypt    out, in, length, key, iv \r
+       // tdes_2key_dec(resp_random_a, enc_resp, 8, key, enc_random_b);\r
+       des3_set2key_dec(&ctx, key);\r
+       des3_crypt_cbc(&ctx     // des3_context\r
+               , DES_DECRYPT           // int mode\r
+               , 8                                     // length\r
+               , enc_random_b          // iv[8]\r
+               , enc_resp                      // input\r
+               , resp_random_a         // output\r
+               );\r
+       if ( memcmp(resp_random_a, random_a, 8) != 0 ) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("failed authentication");\r
+               return 0;\r
+       }\r
+\r
+       if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
+               Dbprintf("e_AB: %02x %02x %02x %02x %02x %02x %02x %02x", \r
+                               rnd_ab[0],rnd_ab[1],rnd_ab[2],rnd_ab[3],\r
+                               rnd_ab[4],rnd_ab[5],rnd_ab[6],rnd_ab[7]);\r
+\r
+               Dbprintf("e_AB: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+                               rnd_ab[8],rnd_ab[9],rnd_ab[10],rnd_ab[11],\r
+                               rnd_ab[12],rnd_ab[13],rnd_ab[14],rnd_ab[15]);\r
+\r
+               Dbprintf("a: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+                               random_a[0],random_a[1],random_a[2],random_a[3],\r
+                               random_a[4],random_a[5],random_a[6],random_a[7]);\r
+\r
+               Dbprintf("b: %02x %02x %02x %02x %02x %02x %02x %02x",\r
+                               resp_random_a[0],resp_random_a[1],resp_random_a[2],resp_random_a[3],\r
+                               resp_random_a[4],resp_random_a[5],resp_random_a[6],resp_random_a[7]);\r
+       }\r
+       return 1;\r
+}\r
+\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
+\r
+       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
 int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) \r
 {\r
        // variables\r
 int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData) \r
 {\r
        // variables\r
-       int len, i;     \r
+       uint16_t len, i;        \r
        uint32_t pos;\r
        uint32_t pos;\r
-       uint32_t par = 0;\r
+       uint8_t par[3] = {0};           // enough for 18 Bytes to send\r
        byte_t res;\r
        \r
        uint8_t d_block[18], d_block_enc[18];\r
        byte_t res;\r
        \r
        uint8_t d_block[18], d_block_enc[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
        // command MIFARE_CLASSIC_WRITEBLOCK\r
        \r
        // command MIFARE_CLASSIC_WRITEBLOCK\r
-       len = mifare_sendcmd_short(pcs, 1, 0xA0, blockNo, receivedAnswer);\r
+       len = mifare_sendcmd_short(pcs, 1, 0xA0, blockNo, receivedAnswer, receivedAnswerPar, NULL);\r
 \r
        if ((len != 1) || (receivedAnswer[0] != 0x0A)) {   //  0x0a - ACK\r
 \r
        if ((len != 1) || (receivedAnswer[0] != 0x0A)) {   //  0x0a - ACK\r
-               Dbprintf("Cmd Error: %02x", receivedAnswer[0]);  \r
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd Error: %02x", receivedAnswer[0]);  \r
                return 1;\r
        }\r
        \r
                return 1;\r
        }\r
        \r
@@ -207,43 +456,437 @@ int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t bl
        AppendCrc14443a(d_block, 16);\r
        \r
        // crypto\r
        AppendCrc14443a(d_block, 16);\r
        \r
        // crypto\r
-       par = 0;\r
        for (pos = 0; pos < 18; pos++)\r
        {\r
                d_block_enc[pos] = crypto1_byte(pcs, 0x00, 0) ^ d_block[pos];\r
        for (pos = 0; pos < 18; pos++)\r
        {\r
                d_block_enc[pos] = crypto1_byte(pcs, 0x00, 0) ^ d_block[pos];\r
-               par = (par >> 1) | ( ((filter(pcs->odd) ^ oddparity(d_block[pos])) & 0x01) * 0x20000 );\r
+               par[pos>>3] |= (((filter(pcs->odd) ^ oddparity8(d_block[pos])) & 0x01) << (7 - (pos&0x0007)));\r
        }       \r
 \r
        }       \r
 \r
-       ReaderTransmitPar(d_block_enc, sizeof(d_block_enc), par);\r
+       ReaderTransmitPar(d_block_enc, sizeof(d_block_enc), par, NULL);\r
 \r
        // Receive the response\r
 \r
        // Receive the response\r
-       len = ReaderReceive(receivedAnswer);    \r
+       len = ReaderReceive(receivedAnswer, receivedAnswerPar); \r
 \r
        res = 0;\r
        for (i = 0; i < 4; i++)\r
                res |= (crypto1_bit(pcs, 0, 0) ^ BIT(receivedAnswer[0], i)) << i;\r
 \r
        if ((len != 1) || (res != 0x0A)) {\r
 \r
        res = 0;\r
        for (i = 0; i < 4; i++)\r
                res |= (crypto1_bit(pcs, 0, 0) ^ BIT(receivedAnswer[0], i)) << i;\r
 \r
        if ((len != 1) || (res != 0x0A)) {\r
-               Dbprintf("Cmd send data2 Error: %02x", res);  \r
+               if (MF_DBGLEVEL >= 1)   Dbprintf("Cmd send data2 Error: %02x", res);  \r
                return 2;\r
        }\r
        \r
        return 0;\r
 }\r
 \r
                return 2;\r
        }\r
        \r
        return 0;\r
 }\r
 \r
+/* // command not needed, but left for future testing\r
+int mifare_ultra_writeblock_compat(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
+       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]);\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);\r
+               return 2;\r
+       }\r
+       return 0;\r
+}\r
+*/\r
+\r
+int mifare_ultra_writeblock(uint8_t blockNo, uint8_t *blockData)\r
+{\r
+       uint16_t len;\r
+       uint8_t d_block[5] = {0x00};\r
+       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+\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(0xA2, d_block, sizeof(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);\r
+               return 1;\r
+       }\r
+       return 0;\r
+}\r
+\r
 int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) \r
 {\r
 int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid) \r
 {\r
-       // variables\r
-       int len;        \r
-       \r
-       // Mifare HALT\r
-       uint8_t* receivedAnswer = mifare_get_bigbufptr();\r
+       uint16_t len;   \r
+       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
 \r
 \r
-       len = mifare_sendcmd_short(pcs, 1, 0x50, 0x00, receivedAnswer);\r
+       len = mifare_sendcmd_short(pcs, pcs == NULL ? false:true, 0x50, 0x00, receivedAnswer, receivedAnswerPar, NULL);\r
        if (len != 0) {\r
        if (len != 0) {\r
-               Dbprintf("halt error. response len: %x", len);  \r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+                       Dbprintf("halt error. response len: %x", len);  \r
                return 1;\r
        }\r
 \r
        return 0;\r
 }\r
                return 1;\r
        }\r
 \r
        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
+    \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);\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
+uint8_t NumBlocksPerSector(uint8_t sectorNo) \r
+{\r
+       if (sectorNo < 32) \r
+               return 4;\r
+       else\r
+               return 16;\r
+}\r
+\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\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
+void emlGetMem(uint8_t *data, int blockNum, int blocksCount) {\r
+       uint8_t* emCARD = BigBuf_get_EM_addr();\r
+       memcpy(data, emCARD + blockNum * 16, blocksCount * 16);\r
+}\r
+\r
+void emlGetMemBt(uint8_t *data, int bytePtr, int byteCount) {\r
+       uint8_t* emCARD = BigBuf_get_EM_addr();\r
+       memcpy(data, emCARD + bytePtr, byteCount);\r
+}\r
+\r
+int emlCheckValBl(int blockNum) {\r
+       uint8_t* emCARD = BigBuf_get_EM_addr();\r
+       uint8_t* data = emCARD + blockNum * 16;\r
+\r
+       if ((data[0] != (data[4] ^ 0xff)) || (data[0] != data[8]) ||\r
+                       (data[1] != (data[5] ^ 0xff)) || (data[1] != data[9]) ||\r
+                       (data[2] != (data[6] ^ 0xff)) || (data[2] != data[10]) ||\r
+                       (data[3] != (data[7] ^ 0xff)) || (data[3] != data[11]) ||\r
+                       (data[12] != (data[13] ^ 0xff)) || (data[12] != data[14]) ||\r
+                       (data[12] != (data[15] ^ 0xff))\r
+                ) \r
+               return 1;\r
+       return 0;\r
+}\r
+\r
+int emlGetValBl(uint32_t *blReg, uint8_t *blBlock, int blockNum) {\r
+       uint8_t* emCARD = BigBuf_get_EM_addr();\r
+       uint8_t* data = emCARD + blockNum * 16;\r
+       \r
+       if (emlCheckValBl(blockNum)) {\r
+               return 1;\r
+       }\r
+       \r
+       memcpy(blReg, data, 4);\r
+       *blBlock = data[12];\r
+       return 0;\r
+}\r
+\r
+int emlSetValBl(uint32_t blReg, uint8_t blBlock, int blockNum) {\r
+       uint8_t* emCARD = BigBuf_get_EM_addr();\r
+       uint8_t* data = emCARD + blockNum * 16;\r
+       \r
+       memcpy(data + 0, &blReg, 4);\r
+       memcpy(data + 8, &blReg, 4);\r
+       blReg = blReg ^ 0xffffffff;\r
+       memcpy(data + 4, &blReg, 4);\r
+       \r
+       data[12] = blBlock;\r
+       data[13] = blBlock ^ 0xff;\r
+       data[14] = blBlock;\r
+       data[15] = blBlock ^ 0xff;\r
+       \r
+       return 0;\r
+}\r
+\r
+uint64_t emlGetKey(int sectorNum, int keyType) {\r
+       uint8_t key[6];\r
+       uint8_t* emCARD = BigBuf_get_EM_addr();\r
+       \r
+       memcpy(key, emCARD + 16 * (FirstBlockOfSector(sectorNum) + NumBlocksPerSector(sectorNum) - 1) + keyType * 10, 6);\r
+       return bytes_to_num(key, 6);\r
+}\r
+\r
+void emlClearMem(void) {\r
+       int b;\r
+       \r
+       const uint8_t trailer[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x07, 0x80, 0x69, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};\r
+       const uint8_t uid[]   =   {0xe6, 0x84, 0x87, 0xf3, 0x16, 0x88, 0x04, 0x00, 0x46, 0x8e, 0x45, 0x55, 0x4d, 0x70, 0x41, 0x04};\r
+       uint8_t* emCARD = BigBuf_get_EM_addr();\r
+       \r
+       memset(emCARD, 0, CARD_MEMORY_SIZE);\r
+       \r
+       // fill sectors trailer data\r
+       for(b = 3; b < 256; b<127?(b+=4):(b+=16)) {\r
+               emlSetMem((uint8_t *)trailer, b , 1);\r
+       }       \r
+\r
+       // uid\r
+       emlSetMem((uint8_t *)uid, 0, 1);\r
+       return;\r
+}\r
+\r
+\r
+// Mifare desfire commands\r
+int mifare_sendcmd_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[5] = {0x00};\r
+    dcmd[0] = cmd;\r
+    memcpy(dcmd+1,data,2);\r
+       AppendCrc14443a(dcmd, 3);\r
+       \r
+       ReaderTransmit(dcmd, sizeof(dcmd), NULL);\r
+       int len = ReaderReceive(answer, answer_parity);\r
+       if(!len) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR) \r
+                       Dbprintf("Authentication failed. Card timeout.");\r
+               return 1;\r
+    }\r
+       return len;\r
+}\r
+\r
+int mifare_sendcmd_special2(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[20] = {0x00};\r
+    dcmd[0] = cmd;\r
+    memcpy(dcmd+1,data,17);\r
+       AppendCrc14443a(dcmd, 18);\r
+\r
+       ReaderTransmit(dcmd, sizeof(dcmd), NULL);\r
+       int len = ReaderReceive(answer, answer_parity);\r
+       if(!len){\r
+        if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+                       Dbprintf("Authentication failed. Card timeout.");\r
+               return 1;\r
+    }\r
+       return len;\r
+}\r
+\r
+int mifare_desfire_des_auth1(uint32_t uid, uint8_t *blockData){\r
+\r
+       int len;\r
+       // load key, keynumber\r
+       uint8_t data[2]={0x0a, 0x00};\r
+       uint8_t receivedAnswer[MAX_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_PARITY_SIZE];\r
+       \r
+       len = mifare_sendcmd_special(NULL, 1, 0x02, data, receivedAnswer,receivedAnswerPar,NULL);\r
+       if (len == 1) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+                       Dbprintf("Cmd Error: %02x", receivedAnswer[0]);\r
+               return 1;\r
+       }\r
+       \r
+       if (len == 12) {\r
+               if (MF_DBGLEVEL >= MF_DBG_EXTENDED)     {\r
+                       Dbprintf("Auth1 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",\r
+                               receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3],receivedAnswer[4],\r
+                               receivedAnswer[5],receivedAnswer[6],receivedAnswer[7],receivedAnswer[8],receivedAnswer[9],\r
+                               receivedAnswer[10],receivedAnswer[11]);\r
+                       }\r
+                       memcpy(blockData, receivedAnswer, 12);\r
+               return 0;\r
+       }\r
+       return 1;\r
+}\r
+\r
+int mifare_desfire_des_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData){\r
+\r
+       int len;\r
+       uint8_t data[17] = {0x00};\r
+       data[0] = 0xAF;\r
+       memcpy(data+1,key,16);\r
+       \r
+       uint8_t receivedAnswer[MAX_MIFARE_FRAME_SIZE];\r
+       uint8_t receivedAnswerPar[MAX_MIFARE_PARITY_SIZE];\r
+       \r
+       len = mifare_sendcmd_special2(NULL, 1, 0x03, data, receivedAnswer, receivedAnswerPar ,NULL);\r
+       \r
+       if ((receivedAnswer[0] == 0x03) && (receivedAnswer[1] == 0xae)) {\r
+               if (MF_DBGLEVEL >= MF_DBG_ERROR)\r
+                       Dbprintf("Auth Error: %02x %02x", receivedAnswer[0], receivedAnswer[1]);\r
+               return 1;\r
+       }\r
+       \r
+       if (len == 12){\r
+               if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {\r
+                       Dbprintf("Auth2 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",\r
+                               receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3],receivedAnswer[4],\r
+                               receivedAnswer[5],receivedAnswer[6],receivedAnswer[7],receivedAnswer[8],receivedAnswer[9],\r
+                               receivedAnswer[10],receivedAnswer[11]);\r
+                       }\r
+               memcpy(blockData, receivedAnswer, 12);\r
+               return 0;\r
+       }\r
+       return 1;\r
+}\r
+\r
+//-----------------------------------------------------------------------------\r
+// MIFARE check keys\r
+//\r
+//-----------------------------------------------------------------------------\r
+// one key check\r
+int MifareChkBlockKey(uint8_t *uid, uint32_t *cuid, uint8_t *cascade_levels, uint64_t ui64Key, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel) {\r
+\r
+       struct Crypto1State mpcs = {0, 0};\r
+       struct Crypto1State *pcs;\r
+       pcs = &mpcs;\r
+\r
+       // Iceman: use piwi's faster nonce collecting part in hardnested.\r
+       if (*cascade_levels == 0) { // need a full select cycle to get the uid first\r
+               iso14a_card_select_t card_info;\r
+               if(!iso14443a_select_card(uid, &card_info, cuid, true, 0, true)) {\r
+                       if (debugLevel >= 1)    Dbprintf("ChkKeys: Can't select card");\r
+                       return  1;\r
+               }\r
+               switch (card_info.uidlen) {\r
+                       case 4 : *cascade_levels = 1; break;\r
+                       case 7 : *cascade_levels = 2; break;\r
+                       case 10: *cascade_levels = 3; break;\r
+                       default: break;\r
+               }\r
+       } else { // no need for anticollision. We can directly select the card\r
+               if(!iso14443a_select_card(uid, NULL, NULL, false, *cascade_levels, true)) {\r
+                       if (debugLevel >= 1)    Dbprintf("ChkKeys: Can't select card (UID) lvl=%d", *cascade_levels);\r
+                       return  1;\r
+               }\r
+       }\r
+       \r
+       if(mifare_classic_auth(pcs, *cuid, blockNo, keyType, ui64Key, AUTH_FIRST)) {\r
+//             SpinDelayUs(AUTHENTICATION_TIMEOUT); // it not needs because mifare_classic_auth have timeout from iso14a_set_timeout()\r
+               return 2;\r
+       } else {\r
+/*             // let it be here. it like halt command, but maybe it will work in some strange cases\r
+               uint8_t dummy_answer = 0;\r
+               ReaderTransmit(&dummy_answer, 1, NULL);\r
+               int timeout = GetCountSspClk() + AUTHENTICATION_TIMEOUT;                        \r
+               // wait for the card to become ready again\r
+               while(GetCountSspClk() < timeout) {};\r
+*/\r
+               // it needs after success authentication\r
+               mifare_classic_halt(pcs, *cuid);\r
+       }\r
+       \r
+       return 0;\r
+}\r
+\r
+// multi key check\r
+int MifareChkBlockKeys(uint8_t *keys, uint8_t keyCount, uint8_t blockNo, uint8_t keyType, uint8_t debugLevel) {\r
+       uint8_t uid[10];\r
+       uint32_t cuid = 0;\r
+       uint8_t cascade_levels = 0;\r
+       uint64_t ui64Key = 0;\r
+\r
+       int retryCount = 0;\r
+       for (uint8_t i = 0; i < keyCount; i++) {\r
+\r
+               // Allow button press / usb cmd to interrupt device\r
+               if (BUTTON_PRESS() && !usb_poll_validate_length()) { \r
+                       Dbprintf("ChkKeys: Cancel operation. Exit...");\r
+                       return -2;\r
+               }\r
+\r
+               ui64Key = bytes_to_num(keys + i * 6, 6);\r
+               int res = MifareChkBlockKey(uid, &cuid, &cascade_levels, ui64Key, blockNo, keyType, debugLevel);\r
+               \r
+               // can't select\r
+               if (res == 1) {\r
+                       retryCount++;\r
+                       if (retryCount >= 5) {\r
+                               Dbprintf("ChkKeys: block=%d key=%d. Can't select. Exit...", blockNo, keyType);\r
+                               return -1;\r
+                       }\r
+                       --i; // try the same key once again\r
+\r
+                       SpinDelay(20);\r
+//                     Dbprintf("ChkKeys: block=%d key=%d. Try the same key once again...", blockNo, keyType);\r
+                       continue;\r
+               }\r
+               \r
+               // can't authenticate\r
+               if (res == 2) {\r
+                       retryCount = 0;\r
+                       continue; // can't auth. wrong key.\r
+               }\r
+\r
+               return i + 1;\r
+       }\r
+       \r
+       return 0;\r
+}\r
+\r
+// multisector multikey check\r
+int MifareMultisectorChk(uint8_t *keys, uint8_t keyCount, uint8_t SectorCount, uint8_t keyType, uint8_t debugLevel, TKeyIndex *keyIndex) {\r
+       int res = 0;\r
+       \r
+//     int clk = GetCountSspClk();\r
+\r
+       for(int sc = 0; sc < SectorCount; sc++){\r
+               WDT_HIT();\r
+\r
+               int keyAB = keyType;\r
+               do {\r
+                       res = MifareChkBlockKeys(keys, keyCount, FirstBlockOfSector(sc), keyAB & 0x01, debugLevel);\r
+                       if (res < 0){\r
+                               return res;\r
+                       }\r
+                       if (res > 0){\r
+                               (*keyIndex)[keyAB & 0x01][sc] = res;\r
+                       }\r
+               } while(--keyAB > 0);\r
+       }\r
+       \r
+//     Dbprintf("%d %d", GetCountSspClk() - clk, (GetCountSspClk() - clk)/(SectorCount*keyCount*(keyType==2?2:1)));\r
+       \r
+       return 0;\r
+}\r
+\r
+\r
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