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Move test hook setup functions into a C file

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Signed-off-by: David Horstmann <david.horstmann@arm.com>
This commit is contained in:
David Horstmann 2023-12-13 17:07:23 +00:00
parent 36df4b24d4
commit a7cde5d296
2 changed files with 73 additions and 35 deletions
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55
tests/include/test/psa_memory_poisoning_wrappers.h
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@ -9,29 +9,28 @@
* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
*/
#ifndef PSA_MEMORY_POISONING_WRAPPERS_H
#define PSA_MEMORY_POISONING_WRAPPERS_H
#include "psa/crypto.h"
#include "test/memory.h"
#include "psa_crypto_invasive.h"
#if defined(MBEDTLS_TEST_HOOKS) && defined(MBEDTLS_TEST_MEMORY_CAN_POISON)
#if defined(MBEDTLS_TEST_MEMORY_CAN_POISON)
/**
* \brief Setup the memory poisoning test hooks used by
* psa_crypto_copy_input() and psa_crypto_copy_output() for
* memory poisoning.
*/
void mbedtls_poison_test_hooks_setup(void);
static void setup_test_hooks(void)
{
psa_input_pre_copy_hook = mbedtls_test_memory_unpoison;
psa_input_post_copy_hook = mbedtls_test_memory_poison;
psa_output_pre_copy_hook = mbedtls_test_memory_unpoison;
psa_output_post_copy_hook = mbedtls_test_memory_poison;
}
static void teardown_test_hooks(void)
{
psa_input_pre_copy_hook = NULL;
psa_input_post_copy_hook = NULL;
psa_output_pre_copy_hook = NULL;
psa_output_post_copy_hook = NULL;
}
/**
* \brief Teardown the memory poisoning test hooks used by
* psa_crypto_copy_input() and psa_crypto_copy_output() for
* memory poisoning.
*/
void mbedtls_poison_test_hooks_teardown(void);
psa_status_t wrap_psa_cipher_encrypt(mbedtls_svc_key_id_t key,
psa_algorithm_t alg,
@ -39,24 +38,10 @@ psa_status_t wrap_psa_cipher_encrypt(mbedtls_svc_key_id_t key,
size_t input_length,
uint8_t *output,
size_t output_size,
size_t *output_length)
{
setup_test_hooks();
MBEDTLS_TEST_MEMORY_POISON(input, input_length);
MBEDTLS_TEST_MEMORY_POISON(output, output_size);
psa_status_t status = psa_cipher_encrypt(key,
alg,
input,
input_length,
output,
output_size,
output_length);
MBEDTLS_TEST_MEMORY_UNPOISON(input, input_length);
MBEDTLS_TEST_MEMORY_UNPOISON(output, output_size);
teardown_test_hooks();
return status;
}
size_t *output_length);
#define psa_cipher_encrypt(...) wrap_psa_cipher_encrypt(__VA_ARGS__)
#endif /* MBEDTLS_TEST_MEMORY_CAN_POISON */
#endif /* MBEDTLS_TEST_HOOKS && MBEDTLS_TEST_MEMORY_CAN_POISON */
#endif /* PSA_MEMORY_POISONING_WRAPPERS_H */

53
tests/src/psa_memory_poisoning_wrappers.c Normal file
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@ -0,0 +1,53 @@
/** Helper functions for memory poisoning in tests.
*/
/*
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
*/
#include "test/memory.h"
#include "psa_crypto_invasive.h"
#if defined(MBEDTLS_TEST_HOOKS) && defined(MBEDTLS_TEST_MEMORY_CAN_POISON)
void mbedtls_poison_test_hooks_setup(void)
{
psa_input_pre_copy_hook = mbedtls_test_memory_unpoison;
psa_input_post_copy_hook = mbedtls_test_memory_poison;
psa_output_pre_copy_hook = mbedtls_test_memory_unpoison;
psa_output_post_copy_hook = mbedtls_test_memory_poison;
}
void mbedtls_poison_test_hooks_teardown(void)
{
psa_input_pre_copy_hook = NULL;
psa_input_post_copy_hook = NULL;
psa_output_pre_copy_hook = NULL;
psa_output_post_copy_hook = NULL;
}
psa_status_t wrap_psa_cipher_encrypt(mbedtls_svc_key_id_t key,
psa_algorithm_t alg,
const uint8_t *input,
size_t input_length,
uint8_t *output,
size_t output_size,
size_t *output_length)
{
mbedtls_poison_test_hooks_setup();
MBEDTLS_TEST_MEMORY_POISON(input, input_length);
MBEDTLS_TEST_MEMORY_POISON(output, output_size);
psa_status_t status = psa_cipher_encrypt(key,
alg,
input,
input_length,
output,
output_size,
output_length);
MBEDTLS_TEST_MEMORY_UNPOISON(input, input_length);
MBEDTLS_TEST_MEMORY_UNPOISON(output, output_size);
mbedtls_poison_test_hooks_teardown();
return status;
}
#endif /* MBEDTLS_TEST_HOOKS && MBEDTLS_TEST_MEMORY_CAN_POISON */