CHG: extern methods.

[proxmark3-svn] / armsrc / desfire_crypto.c

diff --git a/armsrc/desfire_crypto.c b/armsrc/desfire_crypto.c
index acce980f3b768e3fe48f4f24ef4fd1e416ccd44e..fdb0677118e49681e487159f8fde2ebd16aa7a3b 100644 (file)
--- a/armsrc/desfire_crypto.c
+++ b/armsrc/desfire_crypto.c
@@ -89,7 +89,6 @@ void cmac (const desfirekey_t key, uint8_t *ivect, const uint8_t *data, size_t l
 
 size_t key_block_size (const desfirekey_t key) {
     size_t block_size = 8;
 
 size_t key_block_size (const desfirekey_t key) {
     size_t block_size = 8;

-

     switch (key->type) {
                case T_DES:
                case T_3DES:
     switch (key->type) {
                case T_DES:
                case T_3DES:


@@ -100,7 +99,6 @@ size_t key_block_size (const desfirekey_t key) {
                        block_size = 16;
                        break;
     }
                        block_size = 16;
                        break;
     }

-

     return block_size;
 }
 
     return block_size;
 }
 


@@ -109,7 +107,6 @@ size_t key_block_size (const desfirekey_t key) {
  */
 static size_t key_macing_length (const desfirekey_t key) {
     size_t mac_length = MAC_LENGTH;
  */
 static size_t key_macing_length (const desfirekey_t key) {
     size_t mac_length = MAC_LENGTH;

-

     switch (key->type) {
     case T_DES:
     case T_3DES:
     switch (key->type) {
     case T_DES:
     case T_3DES:


@@ -120,7 +117,6 @@ static size_t key_macing_length (const desfirekey_t key) {
         mac_length = CMAC_LENGTH;
         break;
     }
         mac_length = CMAC_LENGTH;
         break;
     }

-

     return mac_length;
 }
 
     return mac_length;
 }
 


@@ -161,7 +157,7 @@ size_t enciphered_data_length (const desfiretag_t tag, const size_t nbytes, int
     return padded_data_length (nbytes + crc_length, block_size);
 }
 
     return padded_data_length (nbytes + crc_length, block_size);
 }
 

-void* mifare_cryto_preprocess_data (desfiretag_t tag, void *data, size_t *nbytes, off_t offset, int communication_settings) {
+void* mifare_cryto_preprocess_data (desfiretag_t tag, void *data, size_t *nbytes, size_t offset, int communication_settings) {

     uint8_t *res = data;
     uint8_t mac[4];
     size_t edl;
     uint8_t *res = data;
     uint8_t mac[4];
     size_t edl;


@@ -289,7 +285,7 @@ void* mifare_cryto_preprocess_data (desfiretag_t tag, void *data, size_t *nbytes
 
 }
 
 
 }
 

-void* mifare_cryto_postprocess_data (desfiretag_t tag, void *data, ssize_t *nbytes, int communication_settings)
+void* mifare_cryto_postprocess_data (desfiretag_t tag, void *data, size_t *nbytes, int communication_settings)

 {
     void *res = data;
     size_t edl;
 {
     void *res = data;
     size_t edl;


@@ -459,7 +455,7 @@ void* mifare_cryto_postprocess_data (desfiretag_t tag, void *data, ssize_t *nbyt
                 break;
             case AS_NEW:
                 end_crc_pos = crc_pos + 4;
                 break;
             case AS_NEW:
                 end_crc_pos = crc_pos + 4;

-                crc32 (res, end_crc_pos, (uint8_t *)&crc);
+                crc32_ex (res, end_crc_pos, (uint8_t *)&crc);

                 break;
             }
             if (!crc) {
                 break;
             }
             if (!crc) {


@@ -580,7 +576,7 @@ void mifare_cypher_single_block (desfirekey_t key, uint8_t *data, uint8_t *ivect
                        {
                                AesCtx ctx;
                                AesCtxIni(&ctx, ivect, key->data, KEY128,CBC); 
                        {
                                AesCtx ctx;
                                AesCtxIni(&ctx, ivect, key->data, KEY128,CBC); 

-                               AesEncrypt(&ctx, data, edata, sizeof(data) );
+                               AesEncrypt(&ctx, data, edata, sizeof(edata) );

                                break;
                        }
                        case MCO_DECYPHER:
                                break;
                        }
                        case MCO_DECYPHER: