mirror of
https://github.com/Mbed-TLS/mbedtls.git
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355 lines
11 KiB
C
355 lines
11 KiB
C
/*
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* Test driver for cipher functions.
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* Currently only supports multi-part operations using AES-CTR.
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*/
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/* Copyright The Mbed TLS Contributors
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <test/helpers.h>
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#if defined(MBEDTLS_PSA_CRYPTO_DRIVERS) && defined(PSA_CRYPTO_DRIVER_TEST)
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#include "psa/crypto.h"
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#include "psa_crypto_cipher.h"
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#include "psa_crypto_core.h"
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#include "mbedtls/cipher.h"
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#include "test/drivers/cipher.h"
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#include "test/random.h"
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#include <string.h>
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mbedtls_test_driver_cipher_hooks_t mbedtls_test_driver_cipher_hooks =
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MBEDTLS_TEST_DRIVER_CIPHER_INIT;
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psa_status_t mbedtls_test_transparent_cipher_encrypt(
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const psa_key_attributes_t *attributes,
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const uint8_t *key_buffer,
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size_t key_buffer_size,
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psa_algorithm_t alg,
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const uint8_t *input,
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size_t input_length,
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uint8_t *output,
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size_t output_size,
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size_t *output_length )
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{
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mbedtls_test_driver_cipher_hooks.hits++;
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if( mbedtls_test_driver_cipher_hooks.forced_output != NULL )
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{
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if( output_size < mbedtls_test_driver_cipher_hooks.forced_output_length )
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return( PSA_ERROR_BUFFER_TOO_SMALL );
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memcpy( output,
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mbedtls_test_driver_cipher_hooks.forced_output,
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mbedtls_test_driver_cipher_hooks.forced_output_length );
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*output_length = mbedtls_test_driver_cipher_hooks.forced_output_length;
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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}
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if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS )
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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psa_generate_random( output, PSA_CIPHER_IV_LENGTH( attributes->core.type, alg ) );
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return( mbedtls_transparent_test_driver_cipher_encrypt(
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attributes, key_buffer, key_buffer_size,
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alg, input, input_length,
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output, output_size, output_length ) );
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}
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psa_status_t mbedtls_test_transparent_cipher_decrypt(
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const psa_key_attributes_t *attributes,
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const uint8_t *key_buffer,
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size_t key_buffer_size,
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psa_algorithm_t alg,
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const uint8_t *input,
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size_t input_length,
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uint8_t *output,
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size_t output_size,
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size_t *output_length )
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{
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mbedtls_test_driver_cipher_hooks.hits++;
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if( mbedtls_test_driver_cipher_hooks.forced_output != NULL )
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{
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if( output_size < mbedtls_test_driver_cipher_hooks.forced_output_length )
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return( PSA_ERROR_BUFFER_TOO_SMALL );
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memcpy( output,
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mbedtls_test_driver_cipher_hooks.forced_output,
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mbedtls_test_driver_cipher_hooks.forced_output_length );
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*output_length = mbedtls_test_driver_cipher_hooks.forced_output_length;
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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}
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if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS )
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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return( mbedtls_transparent_test_driver_cipher_decrypt(
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attributes, key_buffer, key_buffer_size,
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alg, input, input_length,
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output, output_size, output_length ) );
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}
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psa_status_t mbedtls_test_transparent_cipher_encrypt_setup(
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mbedtls_transparent_test_driver_cipher_operation_t *operation,
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const psa_key_attributes_t *attributes,
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const uint8_t *key, size_t key_length,
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psa_algorithm_t alg)
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{
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mbedtls_test_driver_cipher_hooks.hits++;
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/* Wiping the entire struct here, instead of member-by-member. This is
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* useful for the test suite, since it gives a chance of catching memory
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* corruption errors should the core not have allocated (enough) memory for
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* our context struct. */
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memset( operation, 0, sizeof( *operation ) );
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if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS )
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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return ( mbedtls_transparent_test_driver_cipher_encrypt_setup(
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operation, attributes, key, key_length, alg ) );
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}
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psa_status_t mbedtls_test_transparent_cipher_decrypt_setup(
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mbedtls_transparent_test_driver_cipher_operation_t *operation,
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const psa_key_attributes_t *attributes,
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const uint8_t *key, size_t key_length,
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psa_algorithm_t alg)
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{
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mbedtls_test_driver_cipher_hooks.hits++;
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if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS )
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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return ( mbedtls_transparent_test_driver_cipher_decrypt_setup(
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operation, attributes, key, key_length, alg ) );
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}
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psa_status_t mbedtls_test_transparent_cipher_abort(
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mbedtls_transparent_test_driver_cipher_operation_t *operation)
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{
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mbedtls_test_driver_cipher_hooks.hits++;
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if( operation->alg == 0 )
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return( PSA_SUCCESS );
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mbedtls_transparent_test_driver_cipher_abort( operation );
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/* Wiping the entire struct here, instead of member-by-member. This is
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* useful for the test suite, since it gives a chance of catching memory
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* corruption errors should the core not have allocated (enough) memory for
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* our context struct. */
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memset( operation, 0, sizeof( *operation ) );
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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}
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psa_status_t mbedtls_test_transparent_cipher_set_iv(
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mbedtls_transparent_test_driver_cipher_operation_t *operation,
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const uint8_t *iv,
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size_t iv_length)
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{
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mbedtls_test_driver_cipher_hooks.hits++;
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if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS )
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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return( mbedtls_transparent_test_driver_cipher_set_iv(
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operation, iv, iv_length ) );
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}
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psa_status_t mbedtls_test_transparent_cipher_update(
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mbedtls_transparent_test_driver_cipher_operation_t *operation,
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const uint8_t *input,
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size_t input_length,
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uint8_t *output,
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size_t output_size,
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size_t *output_length)
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{
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mbedtls_test_driver_cipher_hooks.hits++;
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if( mbedtls_test_driver_cipher_hooks.forced_output != NULL )
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{
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if( output_size < mbedtls_test_driver_cipher_hooks.forced_output_length )
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return PSA_ERROR_BUFFER_TOO_SMALL;
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memcpy( output,
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mbedtls_test_driver_cipher_hooks.forced_output,
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mbedtls_test_driver_cipher_hooks.forced_output_length );
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*output_length = mbedtls_test_driver_cipher_hooks.forced_output_length;
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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}
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if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS )
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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return( mbedtls_transparent_test_driver_cipher_update(
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operation, input, input_length,
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output, output_size, output_length ) );
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}
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psa_status_t mbedtls_test_transparent_cipher_finish(
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mbedtls_transparent_test_driver_cipher_operation_t *operation,
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uint8_t *output,
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size_t output_size,
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size_t *output_length)
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{
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mbedtls_test_driver_cipher_hooks.hits++;
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if( mbedtls_test_driver_cipher_hooks.forced_output != NULL )
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{
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if( output_size < mbedtls_test_driver_cipher_hooks.forced_output_length )
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return PSA_ERROR_BUFFER_TOO_SMALL;
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memcpy( output,
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mbedtls_test_driver_cipher_hooks.forced_output,
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mbedtls_test_driver_cipher_hooks.forced_output_length );
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*output_length = mbedtls_test_driver_cipher_hooks.forced_output_length;
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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}
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if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS )
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return( mbedtls_test_driver_cipher_hooks.forced_status );
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return( mbedtls_transparent_test_driver_cipher_finish(
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operation, output, output_size, output_length ) );
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}
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/*
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* opaque versions, to do
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*/
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psa_status_t mbedtls_test_opaque_cipher_encrypt(
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const psa_key_attributes_t *attributes,
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const uint8_t *key, size_t key_length,
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psa_algorithm_t alg,
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const uint8_t *input, size_t input_length,
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uint8_t *output, size_t output_size, size_t *output_length)
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{
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(void) attributes;
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(void) key;
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(void) key_length;
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(void) alg;
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(void) input;
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(void) input_length;
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(void) output;
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(void) output_size;
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(void) output_length;
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return( PSA_ERROR_NOT_SUPPORTED );
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}
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psa_status_t mbedtls_test_opaque_cipher_decrypt(
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const psa_key_attributes_t *attributes,
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const uint8_t *key, size_t key_length,
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psa_algorithm_t alg,
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const uint8_t *input, size_t input_length,
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uint8_t *output, size_t output_size, size_t *output_length)
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{
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(void) attributes;
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(void) key;
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(void) key_length;
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(void) alg;
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(void) input;
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(void) input_length;
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(void) output;
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(void) output_size;
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(void) output_length;
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return( PSA_ERROR_NOT_SUPPORTED );
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}
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psa_status_t mbedtls_test_opaque_cipher_encrypt_setup(
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mbedtls_opaque_test_driver_cipher_operation_t *operation,
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const psa_key_attributes_t *attributes,
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const uint8_t *key, size_t key_length,
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psa_algorithm_t alg)
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{
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(void) operation;
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(void) attributes;
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(void) key;
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(void) key_length;
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(void) alg;
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return( PSA_ERROR_NOT_SUPPORTED );
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}
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psa_status_t mbedtls_test_opaque_cipher_decrypt_setup(
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mbedtls_opaque_test_driver_cipher_operation_t *operation,
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const psa_key_attributes_t *attributes,
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const uint8_t *key, size_t key_length,
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psa_algorithm_t alg)
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{
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(void) operation;
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(void) attributes;
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(void) key;
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(void) key_length;
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(void) alg;
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return( PSA_ERROR_NOT_SUPPORTED );
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}
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psa_status_t mbedtls_test_opaque_cipher_abort(
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mbedtls_opaque_test_driver_cipher_operation_t *operation )
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{
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(void) operation;
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return( PSA_ERROR_NOT_SUPPORTED );
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}
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psa_status_t mbedtls_test_opaque_cipher_set_iv(
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mbedtls_opaque_test_driver_cipher_operation_t *operation,
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const uint8_t *iv,
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size_t iv_length)
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{
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(void) operation;
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(void) iv;
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(void) iv_length;
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return( PSA_ERROR_NOT_SUPPORTED );
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}
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psa_status_t mbedtls_test_opaque_cipher_update(
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mbedtls_opaque_test_driver_cipher_operation_t *operation,
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const uint8_t *input,
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size_t input_length,
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uint8_t *output,
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size_t output_size,
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size_t *output_length)
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{
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(void) operation;
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(void) input;
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(void) input_length;
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(void) output;
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(void) output_size;
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(void) output_length;
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return( PSA_ERROR_NOT_SUPPORTED );
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}
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psa_status_t mbedtls_test_opaque_cipher_finish(
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mbedtls_opaque_test_driver_cipher_operation_t *operation,
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uint8_t *output,
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size_t output_size,
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size_t *output_length)
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{
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(void) operation;
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(void) output;
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(void) output_size;
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(void) output_length;
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return( PSA_ERROR_NOT_SUPPORTED );
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}
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#endif /* MBEDTLS_PSA_CRYPTO_DRIVERS && PSA_CRYPTO_DRIVER_TEST */
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