diff options
Diffstat (limited to 'lib/mbedtls-2.27.0/library/psa_crypto_mac.c')
| -rw-r--r-- | lib/mbedtls-2.27.0/library/psa_crypto_mac.c | 801 |
1 files changed, 801 insertions, 0 deletions
diff --git a/lib/mbedtls-2.27.0/library/psa_crypto_mac.c b/lib/mbedtls-2.27.0/library/psa_crypto_mac.c new file mode 100644 index 0000000..135fa35 --- /dev/null +++ b/lib/mbedtls-2.27.0/library/psa_crypto_mac.c @@ -0,0 +1,801 @@ +/* + * PSA MAC layer on top of Mbed TLS software crypto + */ +/* + * 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 "common.h" + +#if defined(MBEDTLS_PSA_CRYPTO_C) + +#include <psa/crypto.h> +#include "psa_crypto_core.h" +#include "psa_crypto_mac.h" +#include <mbedtls/md.h> + +#include <mbedtls/error.h> +#include <string.h> + +/* Use builtin defines specific to this compilation unit, since the test driver + * relies on the software driver. */ +#if( defined(MBEDTLS_PSA_BUILTIN_ALG_CMAC) || \ + ( defined(PSA_CRYPTO_DRIVER_TEST) && defined(MBEDTLS_PSA_ACCEL_ALG_CMAC) ) ) +#define BUILTIN_ALG_CMAC 1 +#endif +#if( defined(MBEDTLS_PSA_BUILTIN_ALG_HMAC) || \ + ( defined(PSA_CRYPTO_DRIVER_TEST) && defined(MBEDTLS_PSA_ACCEL_ALG_HMAC) ) ) +#define BUILTIN_ALG_HMAC 1 +#endif + +#if defined(BUILTIN_ALG_HMAC) +static size_t psa_get_hash_block_size( psa_algorithm_t alg ) +{ + switch( alg ) + { + case PSA_ALG_MD2: + return( 16 ); + case PSA_ALG_MD4: + return( 64 ); + case PSA_ALG_MD5: + return( 64 ); + case PSA_ALG_RIPEMD160: + return( 64 ); + case PSA_ALG_SHA_1: + return( 64 ); + case PSA_ALG_SHA_224: + return( 64 ); + case PSA_ALG_SHA_256: + return( 64 ); + case PSA_ALG_SHA_384: + return( 128 ); + case PSA_ALG_SHA_512: + return( 128 ); + default: + return( 0 ); + } +} + +static psa_status_t psa_hmac_abort_internal( + mbedtls_psa_hmac_operation_t *hmac ) +{ + mbedtls_platform_zeroize( hmac->opad, sizeof( hmac->opad ) ); + return( psa_hash_abort( &hmac->hash_ctx ) ); +} + +static psa_status_t psa_hmac_setup_internal( + mbedtls_psa_hmac_operation_t *hmac, + const uint8_t *key, + size_t key_length, + psa_algorithm_t hash_alg ) +{ + uint8_t ipad[PSA_HMAC_MAX_HASH_BLOCK_SIZE]; + size_t i; + size_t hash_size = PSA_HASH_LENGTH( hash_alg ); + size_t block_size = psa_get_hash_block_size( hash_alg ); + psa_status_t status; + + hmac->alg = hash_alg; + + /* Sanity checks on block_size, to guarantee that there won't be a buffer + * overflow below. This should never trigger if the hash algorithm + * is implemented correctly. */ + /* The size checks against the ipad and opad buffers cannot be written + * `block_size > sizeof( ipad ) || block_size > sizeof( hmac->opad )` + * because that triggers -Wlogical-op on GCC 7.3. */ + if( block_size > sizeof( ipad ) ) + return( PSA_ERROR_NOT_SUPPORTED ); + if( block_size > sizeof( hmac->opad ) ) + return( PSA_ERROR_NOT_SUPPORTED ); + if( block_size < hash_size ) + return( PSA_ERROR_NOT_SUPPORTED ); + + if( key_length > block_size ) + { + status = psa_hash_compute( hash_alg, key, key_length, + ipad, sizeof( ipad ), &key_length ); + if( status != PSA_SUCCESS ) + goto cleanup; + } + /* A 0-length key is not commonly used in HMAC when used as a MAC, + * but it is permitted. It is common when HMAC is used in HKDF, for + * example. Don't call `memcpy` in the 0-length because `key` could be + * an invalid pointer which would make the behavior undefined. */ + else if( key_length != 0 ) + memcpy( ipad, key, key_length ); + + /* ipad contains the key followed by garbage. Xor and fill with 0x36 + * to create the ipad value. */ + for( i = 0; i < key_length; i++ ) + ipad[i] ^= 0x36; + memset( ipad + key_length, 0x36, block_size - key_length ); + + /* Copy the key material from ipad to opad, flipping the requisite bits, + * and filling the rest of opad with the requisite constant. */ + for( i = 0; i < key_length; i++ ) + hmac->opad[i] = ipad[i] ^ 0x36 ^ 0x5C; + memset( hmac->opad + key_length, 0x5C, block_size - key_length ); + + status = psa_hash_setup( &hmac->hash_ctx, hash_alg ); + if( status != PSA_SUCCESS ) + goto cleanup; + + status = psa_hash_update( &hmac->hash_ctx, ipad, block_size ); + +cleanup: + mbedtls_platform_zeroize( ipad, sizeof( ipad ) ); + + return( status ); +} + +static psa_status_t psa_hmac_update_internal( + mbedtls_psa_hmac_operation_t *hmac, + const uint8_t *data, + size_t data_length ) +{ + return( psa_hash_update( &hmac->hash_ctx, data, data_length ) ); +} + +static psa_status_t psa_hmac_finish_internal( + mbedtls_psa_hmac_operation_t *hmac, + uint8_t *mac, + size_t mac_size ) +{ + uint8_t tmp[MBEDTLS_MD_MAX_SIZE]; + psa_algorithm_t hash_alg = hmac->alg; + size_t hash_size = 0; + size_t block_size = psa_get_hash_block_size( hash_alg ); + psa_status_t status; + + status = psa_hash_finish( &hmac->hash_ctx, tmp, sizeof( tmp ), &hash_size ); + if( status != PSA_SUCCESS ) + return( status ); + /* From here on, tmp needs to be wiped. */ + + status = psa_hash_setup( &hmac->hash_ctx, hash_alg ); + if( status != PSA_SUCCESS ) + goto exit; + + status = psa_hash_update( &hmac->hash_ctx, hmac->opad, block_size ); + if( status != PSA_SUCCESS ) + goto exit; + + status = psa_hash_update( &hmac->hash_ctx, tmp, hash_size ); + if( status != PSA_SUCCESS ) + goto exit; + + status = psa_hash_finish( &hmac->hash_ctx, tmp, sizeof( tmp ), &hash_size ); + if( status != PSA_SUCCESS ) + goto exit; + + memcpy( mac, tmp, mac_size ); + +exit: + mbedtls_platform_zeroize( tmp, hash_size ); + return( status ); +} +#endif /* BUILTIN_ALG_HMAC */ + +#if defined(BUILTIN_ALG_CMAC) +static psa_status_t cmac_setup( mbedtls_psa_mac_operation_t *operation, + const psa_key_attributes_t *attributes, + const uint8_t *key_buffer ) +{ + int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; + +#if defined(PSA_WANT_KEY_TYPE_DES) + /* Mbed TLS CMAC does not accept 3DES with only two keys, nor does it accept + * to do CMAC with pure DES, so return NOT_SUPPORTED here. */ + if( psa_get_key_type( attributes ) == PSA_KEY_TYPE_DES && + ( psa_get_key_bits( attributes ) == 64 || + psa_get_key_bits( attributes ) == 128 ) ) + return( PSA_ERROR_NOT_SUPPORTED ); +#endif + + const mbedtls_cipher_info_t * cipher_info = + mbedtls_cipher_info_from_psa( + PSA_ALG_CMAC, + psa_get_key_type( attributes ), + psa_get_key_bits( attributes ), + NULL ); + + if( cipher_info == NULL ) + return( PSA_ERROR_NOT_SUPPORTED ); + + ret = mbedtls_cipher_setup( &operation->ctx.cmac, cipher_info ); + if( ret != 0 ) + goto exit; + + ret = mbedtls_cipher_cmac_starts( &operation->ctx.cmac, + key_buffer, + psa_get_key_bits( attributes ) ); +exit: + return( mbedtls_to_psa_error( ret ) ); +} +#endif /* BUILTIN_ALG_CMAC */ + +/* Implement the PSA driver MAC interface on top of mbed TLS if either the + * software driver or the test driver requires it. */ +#if defined(BUILTIN_ALG_HMAC) || defined(BUILTIN_ALG_CMAC) + +/* Initialize this driver's MAC operation structure. Once this function has been + * called, mbedtls_psa_mac_abort can run and will do the right thing. */ +static psa_status_t mac_init( + mbedtls_psa_mac_operation_t *operation, + psa_algorithm_t alg ) +{ + psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; + + operation->alg = alg; + +#if defined(BUILTIN_ALG_CMAC) + if( PSA_ALG_FULL_LENGTH_MAC( operation->alg ) == PSA_ALG_CMAC ) + { + mbedtls_cipher_init( &operation->ctx.cmac ); + status = PSA_SUCCESS; + } + else +#endif /* BUILTIN_ALG_CMAC */ +#if defined(BUILTIN_ALG_HMAC) + if( PSA_ALG_IS_HMAC( operation->alg ) ) + { + /* We'll set up the hash operation later in psa_hmac_setup_internal. */ + operation->ctx.hmac.alg = 0; + status = PSA_SUCCESS; + } + else +#endif /* BUILTIN_ALG_HMAC */ + { + status = PSA_ERROR_NOT_SUPPORTED; + } + + if( status != PSA_SUCCESS ) + memset( operation, 0, sizeof( *operation ) ); + return( status ); +} + +static psa_status_t mac_abort( mbedtls_psa_mac_operation_t *operation ) +{ + if( operation->alg == 0 ) + { + /* The object has (apparently) been initialized but it is not + * in use. It's ok to call abort on such an object, and there's + * nothing to do. */ + return( PSA_SUCCESS ); + } + else +#if defined(BUILTIN_ALG_CMAC) + if( PSA_ALG_FULL_LENGTH_MAC( operation->alg ) == PSA_ALG_CMAC ) + { + mbedtls_cipher_free( &operation->ctx.cmac ); + } + else +#endif /* BUILTIN_ALG_CMAC */ +#if defined(BUILTIN_ALG_HMAC) + if( PSA_ALG_IS_HMAC( operation->alg ) ) + { + psa_hmac_abort_internal( &operation->ctx.hmac ); + } + else +#endif /* BUILTIN_ALG_HMAC */ + { + /* Sanity check (shouldn't happen: operation->alg should + * always have been initialized to a valid value). */ + goto bad_state; + } + + operation->alg = 0; + + return( PSA_SUCCESS ); + +bad_state: + /* If abort is called on an uninitialized object, we can't trust + * anything. Wipe the object in case it contains confidential data. + * This may result in a memory leak if a pointer gets overwritten, + * but it's too late to do anything about this. */ + memset( operation, 0, sizeof( *operation ) ); + return( PSA_ERROR_BAD_STATE ); +} + +static psa_status_t mac_setup( mbedtls_psa_mac_operation_t *operation, + const psa_key_attributes_t *attributes, + const uint8_t *key_buffer, + size_t key_buffer_size, + psa_algorithm_t alg ) +{ + psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; + + /* A context must be freshly initialized before it can be set up. */ + if( operation->alg != 0 ) + return( PSA_ERROR_BAD_STATE ); + + status = mac_init( operation, alg ); + if( status != PSA_SUCCESS ) + return( status ); + +#if defined(BUILTIN_ALG_CMAC) + if( PSA_ALG_FULL_LENGTH_MAC( alg ) == PSA_ALG_CMAC ) + { + /* Key buffer size for CMAC is dictated by the key bits set on the + * attributes, and previously validated by the core on key import. */ + (void) key_buffer_size; + status = cmac_setup( operation, attributes, key_buffer ); + } + else +#endif /* BUILTIN_ALG_CMAC */ +#if defined(BUILTIN_ALG_HMAC) + if( PSA_ALG_IS_HMAC( alg ) ) + { + status = psa_hmac_setup_internal( &operation->ctx.hmac, + key_buffer, + key_buffer_size, + PSA_ALG_HMAC_GET_HASH( alg ) ); + } + else +#endif /* BUILTIN_ALG_HMAC */ + { + (void) attributes; + (void) key_buffer; + (void) key_buffer_size; + status = PSA_ERROR_NOT_SUPPORTED; + } + + if( status != PSA_SUCCESS ) + mac_abort( operation ); + + return( status ); +} + +static psa_status_t mac_update( + mbedtls_psa_mac_operation_t *operation, + const uint8_t *input, + size_t input_length ) +{ + if( operation->alg == 0 ) + return( PSA_ERROR_BAD_STATE ); + +#if defined(BUILTIN_ALG_CMAC) + if( PSA_ALG_FULL_LENGTH_MAC( operation->alg ) == PSA_ALG_CMAC ) + { + return( mbedtls_to_psa_error( + mbedtls_cipher_cmac_update( &operation->ctx.cmac, + input, input_length ) ) ); + } + else +#endif /* BUILTIN_ALG_CMAC */ +#if defined(BUILTIN_ALG_HMAC) + if( PSA_ALG_IS_HMAC( operation->alg ) ) + { + return( psa_hmac_update_internal( &operation->ctx.hmac, + input, input_length ) ); + } + else +#endif /* BUILTIN_ALG_HMAC */ + { + /* This shouldn't happen if `operation` was initialized by + * a setup function. */ + (void) input; + (void) input_length; + return( PSA_ERROR_BAD_STATE ); + } +} + +static psa_status_t mac_finish_internal( mbedtls_psa_mac_operation_t *operation, + uint8_t *mac, + size_t mac_size ) +{ +#if defined(BUILTIN_ALG_CMAC) + if( PSA_ALG_FULL_LENGTH_MAC( operation->alg ) == PSA_ALG_CMAC ) + { + uint8_t tmp[PSA_BLOCK_CIPHER_BLOCK_MAX_SIZE]; + int ret = mbedtls_cipher_cmac_finish( &operation->ctx.cmac, tmp ); + if( ret == 0 ) + memcpy( mac, tmp, mac_size ); + mbedtls_platform_zeroize( tmp, sizeof( tmp ) ); + return( mbedtls_to_psa_error( ret ) ); + } + else +#endif /* BUILTIN_ALG_CMAC */ +#if defined(BUILTIN_ALG_HMAC) + if( PSA_ALG_IS_HMAC( operation->alg ) ) + { + return( psa_hmac_finish_internal( &operation->ctx.hmac, + mac, mac_size ) ); + } + else +#endif /* BUILTIN_ALG_HMAC */ + { + /* This shouldn't happen if `operation` was initialized by + * a setup function. */ + (void) operation; + (void) mac; + (void) mac_size; + return( PSA_ERROR_BAD_STATE ); + } +} + +static psa_status_t mac_sign_finish( + mbedtls_psa_mac_operation_t *operation, + uint8_t *mac, + size_t mac_size, + size_t *mac_length ) +{ + psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; + + if( operation->alg == 0 ) + return( PSA_ERROR_BAD_STATE ); + + status = mac_finish_internal( operation, mac, mac_size ); + + if( status == PSA_SUCCESS ) + *mac_length = mac_size; + + return( status ); +} + +static psa_status_t mac_verify_finish( + mbedtls_psa_mac_operation_t *operation, + const uint8_t *mac, + size_t mac_length ) +{ + uint8_t actual_mac[PSA_MAC_MAX_SIZE]; + psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; + + if( operation->alg == 0 ) + return( PSA_ERROR_BAD_STATE ); + + /* Consistency check: requested MAC length fits our local buffer */ + if( mac_length > sizeof( actual_mac ) ) + return( PSA_ERROR_INVALID_ARGUMENT ); + + status = mac_finish_internal( operation, actual_mac, mac_length ); + if( status != PSA_SUCCESS ) + goto cleanup; + + if( mbedtls_psa_safer_memcmp( mac, actual_mac, mac_length ) != 0 ) + status = PSA_ERROR_INVALID_SIGNATURE; + +cleanup: + mbedtls_platform_zeroize( actual_mac, sizeof( actual_mac ) ); + + return( status ); +} + +static psa_status_t mac_compute( + 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 *mac, + size_t mac_size, + size_t *mac_length ) +{ + psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; + mbedtls_psa_mac_operation_t operation = MBEDTLS_PSA_MAC_OPERATION_INIT; + + status = mac_setup( &operation, + attributes, key_buffer, key_buffer_size, + alg ); + if( status != PSA_SUCCESS ) + goto exit; + + if( input_length > 0 ) + { + status = mac_update( &operation, input, input_length ); + if( status != PSA_SUCCESS ) + goto exit; + } + + status = mac_finish_internal( &operation, mac, mac_size ); + if( status == PSA_SUCCESS ) + *mac_length = mac_size; + +exit: + mac_abort( &operation ); + + return( status ); +} + +#endif /* BUILTIN_ALG_HMAC || BUILTIN_ALG_CMAC */ + +#if defined(MBEDTLS_PSA_BUILTIN_MAC) +psa_status_t mbedtls_psa_mac_compute( + 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 *mac, + size_t mac_size, + size_t *mac_length ) +{ + return( mac_compute( attributes, key_buffer, key_buffer_size, alg, + input, input_length, + mac, mac_size, mac_length ) ); +} + +psa_status_t mbedtls_psa_mac_sign_setup( + mbedtls_psa_mac_operation_t *operation, + const psa_key_attributes_t *attributes, + const uint8_t *key_buffer, + size_t key_buffer_size, + psa_algorithm_t alg ) +{ + return( mac_setup( operation, attributes, + key_buffer, key_buffer_size, alg ) ); +} + +psa_status_t mbedtls_psa_mac_verify_setup( + mbedtls_psa_mac_operation_t *operation, + const psa_key_attributes_t *attributes, + const uint8_t *key_buffer, + size_t key_buffer_size, + psa_algorithm_t alg ) +{ + return( mac_setup( operation, attributes, + key_buffer, key_buffer_size, alg ) ); +} + +psa_status_t mbedtls_psa_mac_update( + mbedtls_psa_mac_operation_t *operation, + const uint8_t *input, + size_t input_length ) +{ + return( mac_update( operation, input, input_length ) ); +} + +psa_status_t mbedtls_psa_mac_sign_finish( + mbedtls_psa_mac_operation_t *operation, + uint8_t *mac, + size_t mac_size, + size_t *mac_length ) +{ + return( mac_sign_finish( operation, mac, mac_size, mac_length ) ); +} + +psa_status_t mbedtls_psa_mac_verify_finish( + mbedtls_psa_mac_operation_t *operation, + const uint8_t *mac, + size_t mac_length ) +{ + return( mac_verify_finish( operation, mac, mac_length ) ); +} + +psa_status_t mbedtls_psa_mac_abort( + mbedtls_psa_mac_operation_t *operation ) +{ + return( mac_abort( operation ) ); +} +#endif /* MBEDTLS_PSA_BUILTIN_MAC */ + + /* + * BEYOND THIS POINT, TEST DRIVER ENTRY POINTS ONLY. + */ +#if defined(PSA_CRYPTO_DRIVER_TEST) + +static int is_mac_accelerated( psa_algorithm_t alg ) +{ +#if defined(MBEDTLS_PSA_ACCEL_ALG_HMAC) + if( PSA_ALG_IS_HMAC( alg ) ) + return( 1 ); +#endif + + switch( PSA_ALG_FULL_LENGTH_MAC( alg ) ) + { +#if defined(MBEDTLS_PSA_ACCEL_ALG_CMAC) + case PSA_ALG_CMAC: + return( 1 ); +#endif + default: + return( 0 ); + } +} + +psa_status_t mbedtls_transparent_test_driver_mac_compute( + 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 *mac, + size_t mac_size, + size_t *mac_length ) +{ + if( is_mac_accelerated( alg ) ) + return( mac_compute( attributes, key_buffer, key_buffer_size, alg, + input, input_length, + mac, mac_size, mac_length ) ); + else + return( PSA_ERROR_NOT_SUPPORTED ); +} + +psa_status_t mbedtls_transparent_test_driver_mac_sign_setup( + mbedtls_transparent_test_driver_mac_operation_t *operation, + const psa_key_attributes_t *attributes, + const uint8_t *key_buffer, + size_t key_buffer_size, + psa_algorithm_t alg ) +{ + if( is_mac_accelerated( alg ) ) + return( mac_setup( operation, attributes, + key_buffer, key_buffer_size, alg ) ); + else + return( PSA_ERROR_NOT_SUPPORTED ); +} + +psa_status_t mbedtls_transparent_test_driver_mac_verify_setup( + mbedtls_transparent_test_driver_mac_operation_t *operation, + const psa_key_attributes_t *attributes, + const uint8_t *key_buffer, + size_t key_buffer_size, + psa_algorithm_t alg ) +{ + if( is_mac_accelerated( alg ) ) + return( mac_setup( operation, attributes, + key_buffer, key_buffer_size, alg ) ); + else + return( PSA_ERROR_NOT_SUPPORTED ); +} + +psa_status_t mbedtls_transparent_test_driver_mac_update( + mbedtls_transparent_test_driver_mac_operation_t *operation, + const uint8_t *input, + size_t input_length ) +{ + if( is_mac_accelerated( operation->alg ) ) + return( mac_update( operation, input, input_length ) ); + else + return( PSA_ERROR_BAD_STATE ); +} + +psa_status_t mbedtls_transparent_test_driver_mac_sign_finish( + mbedtls_transparent_test_driver_mac_operation_t *operation, + uint8_t *mac, + size_t mac_size, + size_t *mac_length ) +{ + if( is_mac_accelerated( operation->alg ) ) + return( mac_sign_finish( operation, mac, mac_size, mac_length ) ); + else + return( PSA_ERROR_BAD_STATE ); +} + +psa_status_t mbedtls_transparent_test_driver_mac_verify_finish( + mbedtls_transparent_test_driver_mac_operation_t *operation, + const uint8_t *mac, + size_t mac_length ) +{ + if( is_mac_accelerated( operation->alg ) ) + return( mac_verify_finish( operation, mac, mac_length ) ); + else + return( PSA_ERROR_BAD_STATE ); +} + +psa_status_t mbedtls_transparent_test_driver_mac_abort( + mbedtls_transparent_test_driver_mac_operation_t *operation ) +{ + return( mac_abort( operation ) ); +} + +psa_status_t mbedtls_opaque_test_driver_mac_compute( + 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 *mac, + size_t mac_size, + size_t *mac_length ) +{ + /* Opaque driver testing is not implemented yet through this mechanism. */ + (void) attributes; + (void) key_buffer; + (void) key_buffer_size; + (void) alg; + (void) input; + (void) input_length; + (void) mac; + (void) mac_size; + (void) mac_length; + return( PSA_ERROR_NOT_SUPPORTED ); +} + +psa_status_t mbedtls_opaque_test_driver_mac_sign_setup( + mbedtls_opaque_test_driver_mac_operation_t *operation, + const psa_key_attributes_t *attributes, + const uint8_t *key_buffer, + size_t key_buffer_size, + psa_algorithm_t alg ) +{ + /* Opaque driver testing is not implemented yet through this mechanism. */ + (void) operation; + (void) attributes; + (void) key_buffer; + (void) key_buffer_size; + (void) alg; + return( PSA_ERROR_NOT_SUPPORTED ); +} + +psa_status_t mbedtls_opaque_test_driver_mac_verify_setup( + mbedtls_opaque_test_driver_mac_operation_t *operation, + const psa_key_attributes_t *attributes, + const uint8_t *key_buffer, + size_t key_buffer_size, + psa_algorithm_t alg ) +{ + /* Opaque driver testing is not implemented yet through this mechanism. */ + (void) operation; + (void) attributes; + (void) key_buffer; + (void) key_buffer_size; + (void) alg; + return( PSA_ERROR_NOT_SUPPORTED ); +} + +psa_status_t mbedtls_opaque_test_driver_mac_update( + mbedtls_opaque_test_driver_mac_operation_t *operation, + const uint8_t *input, + size_t input_length ) +{ + /* Opaque driver testing is not implemented yet through this mechanism. */ + (void) operation; + (void) input; + (void) input_length; + return( PSA_ERROR_NOT_SUPPORTED ); +} + +psa_status_t mbedtls_opaque_test_driver_mac_sign_finish( + mbedtls_opaque_test_driver_mac_operation_t *operation, + uint8_t *mac, + size_t mac_size, + size_t *mac_length ) +{ + /* Opaque driver testing is not implemented yet through this mechanism. */ + (void) operation; + (void) mac; + (void) mac_size; + (void) mac_length; + return( PSA_ERROR_NOT_SUPPORTED ); +} + +psa_status_t mbedtls_opaque_test_driver_mac_verify_finish( + mbedtls_opaque_test_driver_mac_operation_t *operation, + const uint8_t *mac, + size_t mac_length ) +{ + /* Opaque driver testing is not implemented yet through this mechanism. */ + (void) operation; + (void) mac; + (void) mac_length; + return( PSA_ERROR_NOT_SUPPORTED ); +} + +psa_status_t mbedtls_opaque_test_driver_mac_abort( + mbedtls_opaque_test_driver_mac_operation_t *operation ) +{ + /* Opaque driver testing is not implemented yet through this mechanism. */ + (void) operation; + return( PSA_ERROR_NOT_SUPPORTED ); +} + +#endif /* PSA_CRYPTO_DRIVER_TEST */ + +#endif /* MBEDTLS_PSA_CRYPTO_C */ |