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02c78b7825
Create an include folder dedicated to include files for tests. With the upcoming work on tests for PSA crypto drivers the number of includes specific to tests is going to increase significantly thus create a dedicated folder. Don't put the include files in the include folder but in include/test folder. This way test headers can be included using a test/* path pattern as mbedtls and psa headers are included using an mbedtls/* and psa/* path pattern. This makes explicit the scope of the test headers. Move the existing includes for tests into include/test and update the code and build systems (make and cmake) accordingly. Signed-off-by: Ronald Cron <ronald.cron@arm.com>
131 lines
4.5 KiB
C
131 lines
4.5 KiB
C
/*
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* Helper functions for tests that use the PSA Crypto API.
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*/
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/* Copyright (C) 2019, ARM Limited, All Rights Reserved
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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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* This file is part of mbed TLS (https://tls.mbed.org)
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*/
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#ifndef PSA_CRYPTO_HELPERS_H
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#define PSA_CRYPTO_HELPERS_H
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#include "test/psa_helpers.h"
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#include <psa/crypto.h>
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static int test_helper_is_psa_pristine( int line, const char *file )
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{
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mbedtls_psa_stats_t stats;
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const char *msg = NULL;
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mbedtls_psa_get_stats( &stats );
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if( stats.volatile_slots != 0 )
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msg = "A volatile slot has not been closed properly.";
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else if( stats.persistent_slots != 0 )
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msg = "A persistent slot has not been closed properly.";
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else if( stats.external_slots != 0 )
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msg = "An external slot has not been closed properly.";
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else if( stats.half_filled_slots != 0 )
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msg = "A half-filled slot has not been cleared properly.";
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/* If the test has already failed, don't overwrite the failure
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* information. Do keep the stats lookup above, because it can be
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* convenient to break on it when debugging a failure. */
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if( msg != NULL && test_info.result == TEST_RESULT_SUCCESS )
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test_fail( msg, line, file );
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return( msg == NULL );
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}
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/** Check that no PSA Crypto key slots are in use.
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*/
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#define ASSERT_PSA_PRISTINE( ) \
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do \
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{ \
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if( ! test_helper_is_psa_pristine( __LINE__, __FILE__ ) ) \
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goto exit; \
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} \
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while( 0 )
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static void test_helper_psa_done( int line, const char *file )
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{
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(void) test_helper_is_psa_pristine( line, file );
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mbedtls_psa_crypto_free( );
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}
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/** Shut down the PSA Crypto subsystem. Expect a clean shutdown, with no slots
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* in use.
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*/
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#define PSA_DONE( ) test_helper_psa_done( __LINE__, __FILE__ )
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#if defined(RECORD_PSA_STATUS_COVERAGE_LOG)
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#include <psa/crypto.h>
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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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static psa_status_t 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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/** Return value logging wrapper macro.
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*
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* Evaluate \p expr. Write a line recording its value to the log file
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* #STATUS_LOG_FILE_NAME and return the value. The line is a colon-separated
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* list of fields:
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* ```
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* value of expr:string:__FILE__:__LINE__:expr
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* ```
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*
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* The test code does not call this macro explicitly because that would
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* be very invasive. Instead, we instrument the source code by defining
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* a bunch of wrapper macros like
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* ```
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* #define psa_crypto_init() RECORD_STATUS("psa_crypto_init", psa_crypto_init())
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* ```
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* These macro definitions must be present in `instrument_record_status.h`
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* when building the test suites.
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*
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* \param string A string, normally a function name.
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* \param expr An expression to evaluate, normally a call of the function
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* whose name is in \p string. This expression must return
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* a value of type #psa_status_t.
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* \return The value of \p expr.
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*/
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#define RECORD_STATUS( string, expr ) \
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record_status( ( expr ), string, __FILE__, __LINE__, #expr )
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#include "instrument_record_status.h"
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#endif /* defined(RECORD_PSA_STATUS_COVERAGE_LOG) */
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#endif /* PSA_CRYPTO_HELPERS_H */
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