117 lines
3.5 KiB
C
117 lines
3.5 KiB
C
/** \file psa_crypto_helpers.c
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*
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* \brief Helper functions to test PSA crypto functionality.
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*/
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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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#include <test/macros.h>
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#include <test/psa_crypto_helpers.h>
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#if defined(MBEDTLS_PSA_CRYPTO_C)
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#include <psa/crypto.h>
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#if defined(MBEDTLS_PSA_CRYPTO_STORAGE_C)
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#include <psa_crypto_storage.h>
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static mbedtls_svc_key_id_t key_ids_used_in_test[9];
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static size_t num_key_ids_used;
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int mbedtls_test_uses_key_id( mbedtls_svc_key_id_t key_id )
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{
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size_t i;
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if( MBEDTLS_SVC_KEY_ID_GET_KEY_ID( key_id ) >
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PSA_MAX_PERSISTENT_KEY_IDENTIFIER )
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{
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/* Don't touch key id values that designate non-key files. */
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return( 1 );
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}
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for( i = 0; i < num_key_ids_used ; i++ )
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{
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if( mbedtls_svc_key_id_equal( key_id, key_ids_used_in_test[i] ) )
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return( 1 );
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}
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if( num_key_ids_used == ARRAY_LENGTH( key_ids_used_in_test ) )
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return( 0 );
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key_ids_used_in_test[num_key_ids_used] = key_id;
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++num_key_ids_used;
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return( 1 );
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}
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void mbedtls_test_psa_purge_key_storage( void )
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{
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size_t i;
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for( i = 0; i < num_key_ids_used; i++ )
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psa_destroy_persistent_key( key_ids_used_in_test[i] );
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num_key_ids_used = 0;
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}
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void mbedtls_test_psa_purge_key_cache( void )
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{
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size_t i;
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for( i = 0; i < num_key_ids_used; i++ )
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psa_purge_key( key_ids_used_in_test[i] );
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}
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#endif /* MBEDTLS_PSA_CRYPTO_STORAGE_C */
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const char *mbedtls_test_helper_is_psa_leaking( void )
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{
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mbedtls_psa_stats_t stats;
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mbedtls_psa_get_stats( &stats );
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if( stats.volatile_slots != 0 )
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return( "A volatile slot has not been closed properly." );
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if( stats.persistent_slots != 0 )
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return( "A persistent slot has not been closed properly." );
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if( stats.external_slots != 0 )
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return( "An external slot has not been closed properly." );
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if( stats.half_filled_slots != 0 )
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return( "A half-filled slot has not been cleared properly." );
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if( stats.locked_slots != 0 )
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return( "Some slots are still marked as locked." );
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return( NULL );
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}
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#if defined(RECORD_PSA_STATUS_COVERAGE_LOG)
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/** Name of the file where return statuses are logged by #RECORD_STATUS. */
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#define STATUS_LOG_FILE_NAME "statuses.log"
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psa_status_t mbedtls_test_record_status( psa_status_t status,
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const char *func,
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const char *file, int line,
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const char *expr )
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{
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/* We open the log file on first use.
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* We never close the log file, so the record_status feature is not
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* compatible with resource leak detectors such as Asan.
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*/
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static FILE *log;
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if( log == NULL )
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log = fopen( STATUS_LOG_FILE_NAME, "a" );
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fprintf( log, "%d:%s:%s:%d:%s\n", (int) status, func, file, line, expr );
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return( status );
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}
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#endif /* defined(RECORD_PSA_STATUS_COVERAGE_LOG) */
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#endif /* MBEDTLS_PSA_CRYPTO_C */
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