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/**
* \file
* \author Egor Tensin <Egor.Tensin@gmail.com>
* \date 2015
* \copyright This file is licensed under the terms of the MIT License.
* See LICENSE.txt for details.
*/
#pragma once
#include <assert.h>
#ifdef __cplusplus
extern "C"
{
#endif
typedef enum
{
AESNI_ECB,
AESNI_CBC,
AESNI_CFB,
AESNI_OFB,
AESNI_CTR,
}
AesNI_Mode;
#define AESNI_ENCRYPT_BLOCK_ECB(prefix) \
static __inline AesNI_## prefix ##_Block __fastcall aesni_## prefix ##_encrypt_block_ECB( \
AesNI_## prefix ##_Block plaintext, \
const AesNI_## prefix ##_RoundKeys* encryption_keys) \
{ \
assert(encryption_keys); \
\
return aesni_## prefix ##_encrypt_block_(plaintext, encryption_keys); \
}
#define AESNI_DECRYPT_BLOCK_ECB(prefix) \
static __inline AesNI_## prefix ##_Block __fastcall aesni_## prefix ##_decrypt_block_ECB( \
AesNI_## prefix ##_Block ciphertext, \
const AesNI_## prefix ##_RoundKeys* decryption_keys) \
{ \
assert(decryption_keys); \
\
return aesni_## prefix ##_decrypt_block_(ciphertext, decryption_keys); \
}
#define AESNI_ENCRYPT_BLOCK_CBC(prefix) \
static __inline AesNI_## prefix ##_Block __fastcall aesni_## prefix ##_encrypt_block_CBC( \
AesNI_## prefix ##_Block plaintext, \
const AesNI_## prefix ##_RoundKeys* encryption_keys, \
AesNI_## prefix ##_Block init_vector, \
AesNI_## prefix ##_Block* next_init_vector) \
{ \
assert(encryption_keys); \
assert(next_init_vector); \
\
return *next_init_vector = aesni_## prefix ##_encrypt_block_( \
aesni_## prefix ##_xor_blocks(plaintext, init_vector), encryption_keys); \
}
#define AESNI_DECRYPT_BLOCK_CBC(prefix) \
static __inline AesNI_## prefix ##_Block __fastcall aesni_## prefix ##_decrypt_block_CBC( \
AesNI_## prefix ##_Block ciphertext, \
const AesNI_## prefix ##_RoundKeys* decryption_keys, \
AesNI_## prefix ##_Block init_vector, \
AesNI_## prefix ##_Block* next_init_vector) \
{ \
assert(decryption_keys); \
assert(next_init_vector); \
\
AesNI_## prefix ##_Block plaintext = aesni_## prefix ##_xor_blocks( \
aesni_## prefix ##_decrypt_block_(ciphertext, decryption_keys), init_vector); \
*next_init_vector = ciphertext; \
return plaintext; \
}
#define AESNI_ENCRYPT_BLOCK_CFB(prefix) \
static __inline AesNI_## prefix ##_Block __fastcall aesni_## prefix ##_encrypt_block_CFB( \
AesNI_## prefix ##_Block plaintext, \
const AesNI_## prefix ##_RoundKeys* encryption_keys, \
AesNI_## prefix ##_Block init_vector, \
AesNI_## prefix ##_Block* next_init_vector) \
{ \
assert(encryption_keys); \
assert(next_init_vector); \
\
return *next_init_vector = aesni_## prefix ##_xor_blocks( \
aesni_## prefix ##_encrypt_block_(init_vector, encryption_keys), plaintext); \
}
#define AESNI_DECRYPT_BLOCK_CFB(prefix) \
static __inline AesNI_## prefix ##_Block __fastcall aesni_## prefix ##_decrypt_block_CFB( \
AesNI_## prefix ##_Block ciphertext, \
const AesNI_## prefix ##_RoundKeys* encryption_keys, \
AesNI_## prefix ##_Block init_vector, \
AesNI_## prefix ##_Block* next_init_vector) \
{ \
assert(encryption_keys); \
assert(next_init_vector); \
\
AesNI_## prefix ##_Block plaintext = aesni_## prefix ##_xor_blocks( \
aesni_## prefix ##_encrypt_block_(init_vector, encryption_keys), ciphertext); \
*next_init_vector = ciphertext; \
return plaintext; \
}
#define AESNI_ENCRYPT_BLOCK_OFB(prefix) \
static __inline AesNI_## prefix ##_Block __fastcall aesni_## prefix ##_encrypt_block_OFB( \
AesNI_## prefix ##_Block plaintext, \
const AesNI_## prefix ##_RoundKeys* encryption_keys, \
AesNI_## prefix ##_Block init_vector, \
AesNI_## prefix ##_Block* next_init_vector) \
{ \
assert(encryption_keys); \
assert(next_init_vector); \
\
AesNI_## prefix ##_Block tmp = aesni_## prefix ##_encrypt_block_(init_vector, encryption_keys); \
*next_init_vector = tmp; \
return aesni_## prefix ##_xor_blocks(tmp, plaintext); \
}
#define AESNI_DECRYPT_BLOCK_OFB(prefix) \
static __inline AesNI_## prefix ##_Block __fastcall aesni_## prefix ##_decrypt_block_OFB( \
AesNI_## prefix ##_Block ciphertext, \
const AesNI_## prefix ##_RoundKeys* encryption_keys, \
AesNI_## prefix ##_Block init_vector, \
AesNI_## prefix ##_Block* next_init_vector) \
{ \
return aesni_## prefix ##_encrypt_block_OFB( \
ciphertext, encryption_keys, init_vector, next_init_vector); \
}
#define AESNI_ENCRYPT_BLOCK_CTR(prefix) \
static __inline AesNI_## prefix ##_Block __fastcall aesni_## prefix ##_encrypt_block_CTR( \
AesNI_## prefix ##_Block plaintext, \
const AesNI_## prefix ##_RoundKeys* encryption_keys, \
AesNI_## prefix ##_Block init_vector, \
AesNI_## prefix ##_Block* next_init_vector) \
{ \
assert(encryption_keys); \
assert(next_init_vector); \
\
AesNI_## prefix ##_Block ciphertext = aesni_## prefix ##_xor_blocks( \
plaintext, aesni_## prefix ##_encrypt_block_(init_vector, encryption_keys)); \
*next_init_vector = aesni_## prefix ##_inc_block(init_vector); \
return ciphertext; \
}
#define AESNI_DECRYPT_BLOCK_CTR(prefix) \
static __inline AesNI_## prefix ##_Block __fastcall aesni_## prefix ##_decrypt_block_CTR( \
AesNI_## prefix ##_Block ciphertext, \
const AesNI_## prefix ##_RoundKeys* encryption_keys, \
AesNI_## prefix ##_Block init_vector, \
AesNI_## prefix ##_Block* next_init_vector) \
{ \
return aesni_## prefix ##_encrypt_block_CTR( \
ciphertext, encryption_keys, init_vector, next_init_vector); \
}
#ifdef __cplusplus
}
#endif
|
