| /* |
| * Test driver for cipher functions. |
| * Currently only supports multi-part operations using AES-CTR. |
| */ |
| /* 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. |
| */ |
| |
| #include <test/helpers.h> |
| |
| #if defined(MBEDTLS_PSA_CRYPTO_DRIVERS) && defined(PSA_CRYPTO_DRIVER_TEST) |
| #include "psa/crypto.h" |
| #include "psa_crypto_cipher.h" |
| #include "psa_crypto_core.h" |
| #include "mbedtls/cipher.h" |
| |
| #include "test/drivers/cipher.h" |
| |
| #include "test/random.h" |
| |
| #include <string.h> |
| |
| mbedtls_test_driver_cipher_hooks_t mbedtls_test_driver_cipher_hooks = |
| MBEDTLS_TEST_DRIVER_CIPHER_INIT; |
| |
| psa_status_t mbedtls_test_transparent_cipher_encrypt( |
| const psa_key_attributes_t *attributes, |
| const uint8_t *key_buffer, |
| size_t key_buffer_size, |
| psa_algorithm_t alg, |
| const uint8_t *input, |
| size_t input_length, |
| uint8_t *output, |
| size_t output_size, |
| size_t *output_length ) |
| { |
| mbedtls_test_driver_cipher_hooks.hits++; |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_output != NULL ) |
| { |
| if( output_size < mbedtls_test_driver_cipher_hooks.forced_output_length ) |
| return( PSA_ERROR_BUFFER_TOO_SMALL ); |
| |
| memcpy( output, |
| mbedtls_test_driver_cipher_hooks.forced_output, |
| mbedtls_test_driver_cipher_hooks.forced_output_length ); |
| *output_length = mbedtls_test_driver_cipher_hooks.forced_output_length; |
| |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| } |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS ) |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| |
| psa_generate_random( output, PSA_CIPHER_IV_LENGTH( attributes->core.type, alg ) ); |
| |
| return( mbedtls_transparent_test_driver_cipher_encrypt( |
| attributes, key_buffer, key_buffer_size, |
| alg, input, input_length, |
| output, output_size, output_length ) ); |
| } |
| |
| psa_status_t mbedtls_test_transparent_cipher_decrypt( |
| const psa_key_attributes_t *attributes, |
| const uint8_t *key_buffer, |
| size_t key_buffer_size, |
| psa_algorithm_t alg, |
| const uint8_t *input, |
| size_t input_length, |
| uint8_t *output, |
| size_t output_size, |
| size_t *output_length ) |
| { |
| mbedtls_test_driver_cipher_hooks.hits++; |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_output != NULL ) |
| { |
| if( output_size < mbedtls_test_driver_cipher_hooks.forced_output_length ) |
| return( PSA_ERROR_BUFFER_TOO_SMALL ); |
| |
| memcpy( output, |
| mbedtls_test_driver_cipher_hooks.forced_output, |
| mbedtls_test_driver_cipher_hooks.forced_output_length ); |
| *output_length = mbedtls_test_driver_cipher_hooks.forced_output_length; |
| |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| } |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS ) |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| |
| return( mbedtls_transparent_test_driver_cipher_decrypt( |
| attributes, key_buffer, key_buffer_size, |
| alg, input, input_length, |
| output, output_size, output_length ) ); |
| } |
| |
| psa_status_t mbedtls_test_transparent_cipher_encrypt_setup( |
| mbedtls_transparent_test_driver_cipher_operation_t *operation, |
| const psa_key_attributes_t *attributes, |
| const uint8_t *key, size_t key_length, |
| psa_algorithm_t alg) |
| { |
| mbedtls_test_driver_cipher_hooks.hits++; |
| |
| /* Wiping the entire struct here, instead of member-by-member. This is |
| * useful for the test suite, since it gives a chance of catching memory |
| * corruption errors should the core not have allocated (enough) memory for |
| * our context struct. */ |
| memset( operation, 0, sizeof( *operation ) ); |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS ) |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| |
| return ( mbedtls_transparent_test_driver_cipher_encrypt_setup( |
| operation, attributes, key, key_length, alg ) ); |
| } |
| |
| psa_status_t mbedtls_test_transparent_cipher_decrypt_setup( |
| mbedtls_transparent_test_driver_cipher_operation_t *operation, |
| const psa_key_attributes_t *attributes, |
| const uint8_t *key, size_t key_length, |
| psa_algorithm_t alg) |
| { |
| mbedtls_test_driver_cipher_hooks.hits++; |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS ) |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| |
| return ( mbedtls_transparent_test_driver_cipher_decrypt_setup( |
| operation, attributes, key, key_length, alg ) ); |
| } |
| |
| psa_status_t mbedtls_test_transparent_cipher_abort( |
| mbedtls_transparent_test_driver_cipher_operation_t *operation) |
| { |
| mbedtls_test_driver_cipher_hooks.hits++; |
| |
| if( operation->alg == 0 ) |
| return( PSA_SUCCESS ); |
| |
| mbedtls_transparent_test_driver_cipher_abort( operation ); |
| |
| /* Wiping the entire struct here, instead of member-by-member. This is |
| * useful for the test suite, since it gives a chance of catching memory |
| * corruption errors should the core not have allocated (enough) memory for |
| * our context struct. */ |
| memset( operation, 0, sizeof( *operation ) ); |
| |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| } |
| |
| psa_status_t mbedtls_test_transparent_cipher_set_iv( |
| mbedtls_transparent_test_driver_cipher_operation_t *operation, |
| const uint8_t *iv, |
| size_t iv_length) |
| { |
| mbedtls_test_driver_cipher_hooks.hits++; |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS ) |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| |
| return( mbedtls_transparent_test_driver_cipher_set_iv( |
| operation, iv, iv_length ) ); |
| } |
| |
| psa_status_t mbedtls_test_transparent_cipher_update( |
| mbedtls_transparent_test_driver_cipher_operation_t *operation, |
| const uint8_t *input, |
| size_t input_length, |
| uint8_t *output, |
| size_t output_size, |
| size_t *output_length) |
| { |
| mbedtls_test_driver_cipher_hooks.hits++; |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_output != NULL ) |
| { |
| if( output_size < mbedtls_test_driver_cipher_hooks.forced_output_length ) |
| return PSA_ERROR_BUFFER_TOO_SMALL; |
| |
| memcpy( output, |
| mbedtls_test_driver_cipher_hooks.forced_output, |
| mbedtls_test_driver_cipher_hooks.forced_output_length ); |
| *output_length = mbedtls_test_driver_cipher_hooks.forced_output_length; |
| |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| } |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS ) |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| |
| return( mbedtls_transparent_test_driver_cipher_update( |
| operation, input, input_length, |
| output, output_size, output_length ) ); |
| } |
| |
| psa_status_t mbedtls_test_transparent_cipher_finish( |
| mbedtls_transparent_test_driver_cipher_operation_t *operation, |
| uint8_t *output, |
| size_t output_size, |
| size_t *output_length) |
| { |
| mbedtls_test_driver_cipher_hooks.hits++; |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_output != NULL ) |
| { |
| if( output_size < mbedtls_test_driver_cipher_hooks.forced_output_length ) |
| return PSA_ERROR_BUFFER_TOO_SMALL; |
| |
| memcpy( output, |
| mbedtls_test_driver_cipher_hooks.forced_output, |
| mbedtls_test_driver_cipher_hooks.forced_output_length ); |
| *output_length = mbedtls_test_driver_cipher_hooks.forced_output_length; |
| |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| } |
| |
| if( mbedtls_test_driver_cipher_hooks.forced_status != PSA_SUCCESS ) |
| return( mbedtls_test_driver_cipher_hooks.forced_status ); |
| |
| return( mbedtls_transparent_test_driver_cipher_finish( |
| operation, output, output_size, output_length ) ); |
| } |
| |
| /* |
| * opaque versions, to do |
| */ |
| psa_status_t mbedtls_test_opaque_cipher_encrypt( |
| const psa_key_attributes_t *attributes, |
| const uint8_t *key, size_t key_length, |
| psa_algorithm_t alg, |
| const uint8_t *input, size_t input_length, |
| uint8_t *output, size_t output_size, size_t *output_length) |
| { |
| (void) attributes; |
| (void) key; |
| (void) key_length; |
| (void) alg; |
| (void) input; |
| (void) input_length; |
| (void) output; |
| (void) output_size; |
| (void) output_length; |
| return( PSA_ERROR_NOT_SUPPORTED ); |
| } |
| |
| psa_status_t mbedtls_test_opaque_cipher_decrypt( |
| const psa_key_attributes_t *attributes, |
| const uint8_t *key, size_t key_length, |
| psa_algorithm_t alg, |
| const uint8_t *input, size_t input_length, |
| uint8_t *output, size_t output_size, size_t *output_length) |
| { |
| (void) attributes; |
| (void) key; |
| (void) key_length; |
| (void) alg; |
| (void) input; |
| (void) input_length; |
| (void) output; |
| (void) output_size; |
| (void) output_length; |
| return( PSA_ERROR_NOT_SUPPORTED ); |
| } |
| |
| psa_status_t mbedtls_test_opaque_cipher_encrypt_setup( |
| mbedtls_opaque_test_driver_cipher_operation_t *operation, |
| const psa_key_attributes_t *attributes, |
| const uint8_t *key, size_t key_length, |
| psa_algorithm_t alg) |
| { |
| (void) operation; |
| (void) attributes; |
| (void) key; |
| (void) key_length; |
| (void) alg; |
| return( PSA_ERROR_NOT_SUPPORTED ); |
| } |
| |
| psa_status_t mbedtls_test_opaque_cipher_decrypt_setup( |
| mbedtls_opaque_test_driver_cipher_operation_t *operation, |
| const psa_key_attributes_t *attributes, |
| const uint8_t *key, size_t key_length, |
| psa_algorithm_t alg) |
| { |
| (void) operation; |
| (void) attributes; |
| (void) key; |
| (void) key_length; |
| (void) alg; |
| return( PSA_ERROR_NOT_SUPPORTED ); |
| } |
| |
| psa_status_t mbedtls_test_opaque_cipher_abort( |
| mbedtls_opaque_test_driver_cipher_operation_t *operation ) |
| { |
| (void) operation; |
| return( PSA_ERROR_NOT_SUPPORTED ); |
| } |
| |
| psa_status_t mbedtls_test_opaque_cipher_set_iv( |
| mbedtls_opaque_test_driver_cipher_operation_t *operation, |
| const uint8_t *iv, |
| size_t iv_length) |
| { |
| (void) operation; |
| (void) iv; |
| (void) iv_length; |
| return( PSA_ERROR_NOT_SUPPORTED ); |
| } |
| |
| psa_status_t mbedtls_test_opaque_cipher_update( |
| mbedtls_opaque_test_driver_cipher_operation_t *operation, |
| const uint8_t *input, |
| size_t input_length, |
| uint8_t *output, |
| size_t output_size, |
| size_t *output_length) |
| { |
| (void) operation; |
| (void) input; |
| (void) input_length; |
| (void) output; |
| (void) output_size; |
| (void) output_length; |
| return( PSA_ERROR_NOT_SUPPORTED ); |
| } |
| |
| psa_status_t mbedtls_test_opaque_cipher_finish( |
| mbedtls_opaque_test_driver_cipher_operation_t *operation, |
| uint8_t *output, |
| size_t output_size, |
| size_t *output_length) |
| { |
| (void) operation; |
| (void) output; |
| (void) output_size; |
| (void) output_length; |
| return( PSA_ERROR_NOT_SUPPORTED ); |
| } |
| #endif /* MBEDTLS_PSA_CRYPTO_DRIVERS && PSA_CRYPTO_DRIVER_TEST */ |