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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.
*/
#include <aesni/all.h>
#include <stdlib.h>
#include <string.h>
static AesNI_StatusCode aesni_box_derive_params_aes128(
const AesNI_BoxAlgorithmParams* algorithm_params,
AesNI_BoxEncryptionParams* encrypt_params,
AesNI_BoxDecryptionParams* decrypt_params,
AesNI_ErrorDetails* err_details)
{
aesni_AES128_expand_key_(
algorithm_params->aes128_key.key,
&encrypt_params->aes128_encryption_keys);
aesni_AES128_derive_decryption_keys_(
&encrypt_params->aes128_encryption_keys,
&decrypt_params->aes128_decryption_keys);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_derive_params_aes192(
const AesNI_BoxAlgorithmParams* algorithm_params,
AesNI_BoxEncryptionParams* encrypt_params,
AesNI_BoxDecryptionParams* decrypt_params,
AesNI_ErrorDetails* err_details)
{
aesni_AES192_expand_key_(
algorithm_params->aes192_key.lo,
algorithm_params->aes192_key.hi,
&encrypt_params->aes192_encryption_keys);
aesni_AES192_derive_decryption_keys_(
&encrypt_params->aes192_encryption_keys,
&decrypt_params->aes192_decryption_keys);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_derive_params_aes256(
const AesNI_BoxAlgorithmParams* algorithm_params,
AesNI_BoxEncryptionParams* encrypt_params,
AesNI_BoxDecryptionParams* decrypt_params,
AesNI_ErrorDetails* err_details)
{
aesni_AES256_expand_key_(
algorithm_params->aes256_key.lo,
algorithm_params->aes256_key.hi,
&encrypt_params->aes256_encryption_keys);
aesni_AES256_derive_decryption_keys_(
&encrypt_params->aes256_encryption_keys,
&decrypt_params->aes256_decryption_keys);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_xor_block_aes(
AesNI_BoxBlock* dest,
const AesNI_BoxBlock* src,
AesNI_ErrorDetails* err_details)
{
dest->aes_block = aesni_AES_xor_blocks(dest->aes_block, src->aes_block);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_inc_block_aes(
AesNI_BoxBlock* ctr,
AesNI_ErrorDetails* err_details)
{
ctr->aes_block = aesni_AES_inc_block(ctr->aes_block);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_get_block_size_aes(
size_t* block_size,
AesNI_ErrorDetails* err_details)
{
*block_size = 16;
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_store_block_aes(
void* dest,
const AesNI_BoxBlock* src,
AesNI_ErrorDetails* err_details)
{
aesni_store_block128(dest, src->aes_block);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_load_block_aes(
AesNI_BoxBlock* dest,
const void* src,
AesNI_ErrorDetails* err_details)
{
dest->aes_block = aesni_load_block128(src);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_encrypt_block_aes128(
const AesNI_BoxBlock* input,
const AesNI_BoxEncryptionParams* params,
AesNI_BoxBlock* output,
AesNI_ErrorDetails* err_details)
{
output->aes_block = aesni_AES128_encrypt_block_(
input->aes_block,
¶ms->aes128_encryption_keys);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_decrypt_block_aes128(
const AesNI_BoxBlock* input,
const AesNI_BoxDecryptionParams* params,
AesNI_BoxBlock* output,
AesNI_ErrorDetails* err_details)
{
output->aes_block = aesni_AES128_decrypt_block_(
input->aes_block,
¶ms->aes128_decryption_keys);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_encrypt_block_aes192(
const AesNI_BoxBlock* input,
const AesNI_BoxEncryptionParams* params,
AesNI_BoxBlock* output,
AesNI_ErrorDetails* err_details)
{
output->aes_block = aesni_AES192_encrypt_block_(
input->aes_block,
¶ms->aes192_encryption_keys);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_decrypt_block_aes192(
const AesNI_BoxBlock* input,
const AesNI_BoxDecryptionParams* params,
AesNI_BoxBlock* output,
AesNI_ErrorDetails* err_details)
{
output->aes_block = aesni_AES192_decrypt_block_(
input->aes_block,
¶ms->aes192_decryption_keys);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_encrypt_block_aes256(
const AesNI_BoxBlock* input,
const AesNI_BoxEncryptionParams* params,
AesNI_BoxBlock* output,
AesNI_ErrorDetails* err_details)
{
output->aes_block = aesni_AES256_encrypt_block_(
input->aes_block,
¶ms->aes256_encryption_keys);
return AESNI_SUCCESS;
}
static AesNI_StatusCode aesni_box_decrypt_block_aes256(
const AesNI_BoxBlock* input,
const AesNI_BoxDecryptionParams* params,
AesNI_BoxBlock* output,
AesNI_ErrorDetails* err_details)
{
output->aes_block = aesni_AES256_decrypt_block_(
input->aes_block,
¶ms->aes256_decryption_keys);
return AESNI_SUCCESS;
}
AesNI_BoxAlgorithmInterface aesni_box_algorithm_aes128 =
{
&aesni_box_derive_params_aes128,
&aesni_box_encrypt_block_aes128,
&aesni_box_decrypt_block_aes128,
&aesni_box_xor_block_aes,
&aesni_box_inc_block_aes,
&aesni_box_get_block_size_aes,
&aesni_box_store_block_aes,
&aesni_box_load_block_aes,
};
AesNI_BoxAlgorithmInterface aesni_box_algorithm_aes192 =
{
&aesni_box_derive_params_aes192,
&aesni_box_encrypt_block_aes192,
&aesni_box_decrypt_block_aes192,
&aesni_box_xor_block_aes,
&aesni_box_inc_block_aes,
&aesni_box_get_block_size_aes,
&aesni_box_store_block_aes,
&aesni_box_load_block_aes,
};
AesNI_BoxAlgorithmInterface aesni_box_algorithm_aes256 =
{
&aesni_box_derive_params_aes256,
&aesni_box_encrypt_block_aes256,
&aesni_box_decrypt_block_aes256,
&aesni_box_xor_block_aes,
&aesni_box_inc_block_aes,
&aesni_box_get_block_size_aes,
&aesni_box_store_block_aes,
&aesni_box_load_block_aes,
};
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