source/include/exaes.h

0001 #ifndef _EXAES_H_
0002 #define _EXAES_H_
0003
0004 #include <stdint.h>
0005
0006
0007 // #define the macros below to 1/0 to enable/disable the mode of operation.
0008 //
0009 // CBC enables EXAES encryption in CBC-mode of operation.
0010 // ECB enables the basic ECB 16-byte block algorithm. Both can be enabled simultaneously.
0011
0012 // The #ifndef-guard allows it to be configured before #include'ing or at compile time.
0013 #ifndef CBC
0014   #define CBC 1
0015 #endif
0016
0017 #ifndef ECB
0018   #define ECB 1
0019 #endif
0020
0021 #define EXAES128 1
0022 //#define EXAES192 1
0023 //#define EXAES256 1
0024
0025 #if defined(ECB) && (ECB == 1)
0026
0027 void EXAES_ECB_encrypt(const uint8_t* input, const uint8_t* key, uint8_t *output, const uint32_t length);
0028 void EXAES_ECB_decrypt(const uint8_t* input, const uint8_t* key, uint8_t *output, const uint32_t length);
0029
0030 #endif // #if defined(ECB) && (ECB == !)
0031
0032
0033 #if defined(CBC) && (CBC == 1)
0034
0035 void EXAES_CBC_encrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv);
0036 void EXAES_CBC_decrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv);
0037
0038 #endif // #if defined(CBC) && (CBC == 1)
0039
0040
0041 #endif //_EXAES_H_