dash/ctaes.h
Pieter Wuille a545127fbc Squashed 'src/crypto/ctaes/' content from commit cd3c3ac
git-subtree-dir: src/crypto/ctaes
git-subtree-split: cd3c3ac31fac41cc253bf5780b55ecd8d7368545
2016-05-11 19:36:38 +02:00

42 lines
1.5 KiB
C

/*********************************************************************
* Copyright (c) 2016 Pieter Wuille *
* Distributed under the MIT software license, see the accompanying *
* file COPYING or http://www.opensource.org/licenses/mit-license.php.*
**********************************************************************/
#ifndef _CTAES_H_
#define _CTAES_H_ 1
#include <stdint.h>
#include <stdlib.h>
typedef struct {
uint16_t slice[8];
} AES_state;
typedef struct {
AES_state rk[11];
} AES128_ctx;
typedef struct {
AES_state rk[13];
} AES192_ctx;
typedef struct {
AES_state rk[15];
} AES256_ctx;
void AES128_init(AES128_ctx* ctx, const unsigned char* key16);
void AES128_encrypt(const AES128_ctx* ctx, size_t blocks, unsigned char* cipher16, const unsigned char* plain16);
void AES128_decrypt(const AES128_ctx* ctx, size_t blocks, unsigned char* plain16, const unsigned char* cipher16);
void AES192_init(AES192_ctx* ctx, const unsigned char* key24);
void AES192_encrypt(const AES192_ctx* ctx, size_t blocks, unsigned char* cipher16, const unsigned char* plain16);
void AES192_decrypt(const AES192_ctx* ctx, size_t blocks, unsigned char* plain16, const unsigned char* cipher16);
void AES256_init(AES256_ctx* ctx, const unsigned char* key32);
void AES256_encrypt(const AES256_ctx* ctx, size_t blocks, unsigned char* cipher16, const unsigned char* plain16);
void AES256_decrypt(const AES256_ctx* ctx, size_t blocks, unsigned char* plain16, const unsigned char* cipher16);
#endif