path: root/include/aesni/box_aes.h

/**
 * \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 "aes.h"
#include "box_aes.h"
#include "box_data.h"
#include "data.h"

#ifdef __cplusplus
extern "C"
{
#endif

static __inline 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 __inline 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 __inline 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 __inline AesNI_StatusCode aesni_box_xor_block_aes(
    AesNI_BoxBlock* dest,
    const AesNI_BoxBlock* src,
    AesNI_ErrorDetails* err_details)
{
    dest->aes_block = aesni_xor_block128(dest->aes_block, src->aes_block);
    return AESNI_SUCCESS;
}

static __inline AesNI_StatusCode aesni_box_encrypt_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,
        &params->aes128_encryption_keys);
    return AESNI_SUCCESS;
}

static __inline AesNI_StatusCode aesni_box_decrypt_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,
        &params->aes128_decryption_keys);
    return AESNI_SUCCESS;
}

static __inline AesNI_StatusCode aesni_box_encrypt_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,
        &params->aes192_encryption_keys);
    return AESNI_SUCCESS;
}

static __inline AesNI_StatusCode aesni_box_decrypt_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,
        &params->aes192_decryption_keys);
    return AESNI_SUCCESS;
}

static __inline AesNI_StatusCode aesni_box_encrypt_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,
        &params->aes256_encryption_keys);
    return AESNI_SUCCESS;
}

static __inline AesNI_StatusCode aesni_box_decrypt_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,
        &params->aes256_decryption_keys);
    return AESNI_SUCCESS;
}

extern AesNI_BoxAlgorithmInterface aesni_box_aes128_iface;
extern AesNI_BoxAlgorithmInterface aesni_box_aes192_iface;
extern AesNI_BoxAlgorithmInterface aesni_box_aes256_iface;

#ifdef __cplusplus
}
#endif