mbedtls/include/psa/crypto_builtin_cipher.h
Ronald Cron 5d9b00dddb psa: cipher: Include Mbed TLS cipher driver only if necessary
Signed-off-by: Ronald Cron <ronald.cron@arm.com>
2021-03-26 15:48:07 +01:00

71 lines
2.3 KiB
C

/*
* Context structure declaration of the software-based driver which performs
* cipher operations through the PSA Crypto driver dispatch layer.
*/
/*
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef PSA_CRYPTO_BUILTIN_CIPHER_H
#define PSA_CRYPTO_BUILTIN_CIPHER_H
#include <psa/crypto_driver_common.h>
#include "mbedtls/cipher.h"
#if defined(MBEDTLS_PSA_BUILTIN_ALG_STREAM_CIPHER) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_CTR) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_CFB) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_OFB) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_XTS) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_ECB_NO_PADDING) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_CBC_NO_PADDING) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_CBC_PKCS7)
#define MBEDTLS_PSA_BUILTIN_CIPHER 1
#endif
typedef struct {
/** Context structure for the Mbed TLS cipher implementation. */
psa_algorithm_t alg;
uint8_t iv_size;
uint8_t block_size;
mbedtls_cipher_context_t cipher;
} mbedtls_psa_cipher_operation_t;
#define MBEDTLS_PSA_CIPHER_OPERATION_INIT {0, 0, 0, {0}}
/*
* BEYOND THIS POINT, TEST DRIVER DECLARATIONS ONLY.
*/
#if defined(PSA_CRYPTO_DRIVER_TEST)
typedef mbedtls_psa_cipher_operation_t
mbedtls_transparent_test_driver_cipher_operation_t;
typedef struct {
unsigned int initialised : 1;
mbedtls_transparent_test_driver_cipher_operation_t ctx;
} mbedtls_opaque_test_driver_cipher_operation_t;
#define MBEDTLS_TRANSPARENT_TEST_DRIVER_CIPHER_OPERATION_INIT \
MBEDTLS_PSA_CIPHER_OPERATION_INIT
#define MBEDTLS_OPAQUE_TEST_DRIVER_CIPHER_OPERATION_INIT \
{ 0, MBEDTLS_TRANSPARENT_TEST_DRIVER_CIPHER_OPERATION_INIT }
#endif /* PSA_CRYPTO_DRIVER_TEST */
#endif /* PSA_CRYPTO_BUILTIN_CIPHER_H */