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/* BEGIN_HEADER */
#include "psa/crypto_se_driver.h"
#include "psa_crypto_se.h"
#include "psa_crypto_storage.h"
/** The location and lifetime used for tests that use a single driver. */
#define TEST_DRIVER_LOCATION 1
#define TEST_SE_PERSISTENT_LIFETIME \
(PSA_KEY_LIFETIME_FROM_PERSISTENCE_AND_LOCATION( \
PSA_KEY_PERSISTENCE_DEFAULT, TEST_DRIVER_LOCATION))
static struct {
uint16_t called;
psa_key_location_t location;
psa_status_t return_value;
} mock_init_data;
static struct {
uint16_t called;
psa_key_slot_number_t key_slot;
psa_key_attributes_t attributes;
size_t pubkey_size;
psa_status_t return_value;
} mock_generate_data;
static struct {
uint16_t called;
psa_key_slot_number_t key_slot;
psa_key_attributes_t attributes;
size_t bits;
size_t data_length;
psa_status_t return_value;
} mock_import_data;
static struct {
uint16_t called;
psa_key_slot_number_t slot_number;
size_t data_size;
psa_status_t return_value;
} mock_export_data;
static struct {
uint16_t called;
psa_key_slot_number_t slot_number;
size_t data_size;
psa_status_t return_value;
} mock_export_public_data;
static struct {
uint16_t called;
psa_key_slot_number_t key_slot;
psa_algorithm_t alg;
size_t hash_length;
size_t signature_size;
psa_status_t return_value;
} mock_sign_data;
static struct {
uint16_t called;
psa_key_slot_number_t key_slot;
psa_algorithm_t alg;
size_t hash_length;
size_t signature_length;
psa_status_t return_value;
} mock_verify_data;
static struct {
uint16_t called;
psa_status_t return_value;
} mock_allocate_data;
static struct {
uint16_t called;
psa_key_slot_number_t slot_number;
psa_status_t return_value;
} mock_destroy_data;
#define MAX_KEY_ID_FOR_TEST 10
static void psa_purge_storage(void)
{
psa_key_id_t id;
psa_key_location_t location;
/* The tests may have potentially created key ids from 1 to
* MAX_KEY_ID_FOR_TEST. In addition, run the destroy function on key id
* 0, which file-based storage uses as a temporary file. */
for (id = 0; id <= MAX_KEY_ID_FOR_TEST; id++) {
psa_destroy_persistent_key(mbedtls_svc_key_id_make(1, id));
}
/* Purge the transaction file. */
psa_crypto_stop_transaction();
/* Purge driver persistent data. */
for (location = 0; location < PSA_MAX_SE_LOCATION; location++) {
psa_destroy_se_persistent_data(location);
}
}
static void mock_teardown(void)
{
memset(&mock_init_data, 0, sizeof(mock_init_data));
memset(&mock_import_data, 0, sizeof(mock_import_data));
memset(&mock_export_data, 0, sizeof(mock_export_data));
memset(&mock_export_public_data, 0, sizeof(mock_export_public_data));
memset(&mock_sign_data, 0, sizeof(mock_sign_data));
memset(&mock_verify_data, 0, sizeof(mock_verify_data));
memset(&mock_allocate_data, 0, sizeof(mock_allocate_data));
memset(&mock_destroy_data, 0, sizeof(mock_destroy_data));
memset(&mock_generate_data, 0, sizeof(mock_generate_data));
psa_purge_storage();
}
static psa_status_t mock_init(psa_drv_se_context_t *drv_context,
void *persistent_data,
psa_key_location_t location)
{
(void) drv_context;
(void) persistent_data;
mock_init_data.called++;
mock_init_data.location = location;
return mock_init_data.return_value;
}
static psa_status_t mock_generate(psa_drv_se_context_t *drv_context,
psa_key_slot_number_t key_slot,
const psa_key_attributes_t *attributes,
uint8_t *pubkey,
size_t pubkey_size,
size_t *pubkey_length)
{
(void) drv_context;
(void) pubkey;
(void) pubkey_length;
mock_generate_data.called++;
mock_generate_data.key_slot = key_slot;
mock_generate_data.attributes = *attributes;
mock_generate_data.pubkey_size = pubkey_size;
return mock_generate_data.return_value;
}
static psa_status_t mock_import(psa_drv_se_context_t *drv_context,
psa_key_slot_number_t key_slot,
const psa_key_attributes_t *attributes,
const uint8_t *data,
size_t data_length,
size_t *bits)
{
(void) drv_context;
(void) data;
*bits = mock_import_data.bits;
mock_import_data.called++;
mock_import_data.key_slot = key_slot;
mock_import_data.attributes = *attributes;
mock_import_data.data_length = data_length;
return mock_import_data.return_value;
}
static psa_status_t mock_export(psa_drv_se_context_t *context,
psa_key_slot_number_t slot_number,
uint8_t *p_data,
size_t data_size,
size_t *p_data_length)
{
(void) context;
(void) p_data;
(void) p_data_length;
mock_export_data.called++;
mock_export_data.slot_number = slot_number;
mock_export_data.data_size = data_size;
return mock_export_data.return_value;
}
static psa_status_t mock_export_public(psa_drv_se_context_t *context,
psa_key_slot_number_t slot_number,
uint8_t *p_data,
size_t data_size,
size_t *p_data_length)
{
(void) context;
(void) p_data;
(void) p_data_length;
mock_export_public_data.called++;
mock_export_public_data.slot_number = slot_number;
mock_export_public_data.data_size = data_size;
return mock_export_public_data.return_value;
}
#if defined(PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_IMPORT) && \
defined(PSA_WANT_ALG_ECDSA) && \
defined(PSA_WANT_ALG_SHA_256)
static psa_status_t mock_sign(psa_drv_se_context_t *context,
psa_key_slot_number_t key_slot,
psa_algorithm_t alg,
const uint8_t *p_hash,
size_t hash_length,
uint8_t *p_signature,
size_t signature_size,
size_t *p_signature_length)
{
(void) context;
(void) p_hash;
(void) p_signature;
(void) p_signature_length;
mock_sign_data.called++;
mock_sign_data.key_slot = key_slot;
mock_sign_data.alg = alg;
mock_sign_data.hash_length = hash_length;
mock_sign_data.signature_size = signature_size;
return mock_sign_data.return_value;
}
#endif
#if defined(PSA_WANT_ALG_ECDSA) && defined(PSA_WANT_ALG_SHA_256)
static psa_status_t mock_verify(psa_drv_se_context_t *context,
psa_key_slot_number_t key_slot,
psa_algorithm_t alg,
const uint8_t *p_hash,
size_t hash_length,
const uint8_t *p_signature,
size_t signature_length)
{
(void) context;
(void) p_hash;
(void) p_signature;
mock_verify_data.called++;
mock_verify_data.key_slot = key_slot;
mock_verify_data.alg = alg;
mock_verify_data.hash_length = hash_length;
mock_verify_data.signature_length = signature_length;
return mock_verify_data.return_value;
}
#endif
static psa_status_t mock_allocate(psa_drv_se_context_t *drv_context,
void *persistent_data,
const psa_key_attributes_t *attributes,
psa_key_creation_method_t method,
psa_key_slot_number_t *key_slot)
{
(void) drv_context;
(void) persistent_data;
(void) attributes;
(void) method;
(void) key_slot;
mock_allocate_data.called++;
*key_slot = 0;
return mock_allocate_data.return_value;
}
static psa_status_t mock_destroy(psa_drv_se_context_t *context,
void *persistent_data,
psa_key_slot_number_t slot_number)
{
(void) context;
(void) persistent_data;
mock_destroy_data.called++;
mock_destroy_data.slot_number = slot_number;
return mock_destroy_data.return_value;
}
/* END_HEADER */
/* BEGIN_DEPENDENCIES
* depends_on:MBEDTLS_PSA_CRYPTO_SE_C
* END_DEPENDENCIES
*/
/* BEGIN_CASE */
void mock_init(int location_arg,
int expected_register_status_arg,
int driver_status_arg,
int expected_psa_status_arg,
int expected_called)
{
psa_key_location_t location = location_arg;
psa_status_t expected_register_status = expected_register_status_arg;
psa_status_t driver_status = driver_status_arg;
psa_status_t expected_psa_status = expected_psa_status_arg;
psa_drv_se_t driver = {
.hal_version = PSA_DRV_SE_HAL_VERSION,
.p_init = mock_init,
};
int psa_crypto_init_called = 0;
mock_init_data.return_value = driver_status;
TEST_EQUAL(psa_register_se_driver(location, &driver),
expected_register_status);
psa_crypto_init_called = 1;
TEST_EQUAL(psa_crypto_init(), expected_psa_status);
TEST_EQUAL(mock_init_data.called, expected_called);
if (expected_called) {
TEST_EQUAL(mock_init_data.location, location);
}
exit:
if (psa_crypto_init_called) {
PSA_DONE();
}
mock_teardown();
}
/* END_CASE */
/* BEGIN_CASE */
void mock_import(int mock_alloc_return_value,
int mock_import_return_value,
int bits,
int expected_result)
{
psa_drv_se_t driver;
psa_drv_se_key_management_t key_management;
psa_key_lifetime_t lifetime = TEST_SE_PERSISTENT_LIFETIME;
psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION(lifetime);
mbedtls_svc_key_id_t id = mbedtls_svc_key_id_make(1, 1);
mbedtls_svc_key_id_t returned_id;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
const uint8_t key_material[3] = { 0xfa, 0xca, 0xde };
mock_allocate_data.return_value = mock_alloc_return_value;
mock_import_data.return_value = mock_import_return_value;
mock_import_data.bits = bits;
memset(&driver, 0, sizeof(driver));
memset(&key_management, 0, sizeof(key_management));
driver.hal_version = PSA_DRV_SE_HAL_VERSION;
driver.key_management = &key_management;
key_management.p_import = mock_import;
key_management.p_destroy = mock_destroy;
key_management.p_allocate = mock_allocate;
PSA_ASSERT(psa_register_se_driver(location, &driver));
PSA_ASSERT(psa_crypto_init());
psa_set_key_id(&attributes, id);
psa_set_key_lifetime(&attributes, lifetime);
psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_EXPORT);
psa_set_key_type(&attributes, PSA_KEY_TYPE_RAW_DATA);
TEST_ASSERT(psa_import_key(&attributes,
key_material, sizeof(key_material),
&returned_id) == expected_result);
TEST_ASSERT(mock_allocate_data.called == 1);
TEST_ASSERT(mock_import_data.called ==
(mock_alloc_return_value == PSA_SUCCESS ? 1 : 0));
if (mock_alloc_return_value == PSA_SUCCESS) {
TEST_ASSERT(mbedtls_svc_key_id_equal(
mock_import_data.attributes.id, id));
} else {
TEST_ASSERT(MBEDTLS_SVC_KEY_ID_GET_KEY_ID(
mock_import_data.attributes.id) == 0);
TEST_ASSERT(MBEDTLS_SVC_KEY_ID_GET_OWNER_ID(
mock_import_data.attributes.id) == 0);
}
TEST_ASSERT(mock_import_data.attributes.lifetime ==
(mock_alloc_return_value == PSA_SUCCESS ? lifetime : 0));
TEST_ASSERT(mock_import_data.attributes.policy.usage ==
(mock_alloc_return_value == PSA_SUCCESS ? PSA_KEY_USAGE_EXPORT : 0));
TEST_ASSERT(mock_import_data.attributes.type ==
(mock_alloc_return_value == PSA_SUCCESS ? PSA_KEY_TYPE_RAW_DATA : 0));
if (expected_result == PSA_SUCCESS) {
PSA_ASSERT(psa_destroy_key(id));
TEST_ASSERT(mock_destroy_data.called == 1);
}
exit:
PSA_DONE();
mock_teardown();
}
/* END_CASE */
/* BEGIN_CASE */
void mock_export(int mock_export_return_value, int expected_result)
{
psa_drv_se_t driver;
psa_drv_se_key_management_t key_management;
psa_key_lifetime_t lifetime = TEST_SE_PERSISTENT_LIFETIME;
psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION(lifetime);
mbedtls_svc_key_id_t id = mbedtls_svc_key_id_make(1, 1);
mbedtls_svc_key_id_t returned_id;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
const uint8_t key_material[3] = { 0xfa, 0xca, 0xde };
uint8_t exported[sizeof(key_material)];
size_t exported_length;
mock_export_data.return_value = mock_export_return_value;
memset(&driver, 0, sizeof(driver));
memset(&key_management, 0, sizeof(key_management));
driver.hal_version = PSA_DRV_SE_HAL_VERSION;
driver.key_management = &key_management;
driver.p_init = mock_init;
key_management.p_import = mock_import;
key_management.p_export = mock_export;
key_management.p_destroy = mock_destroy;
key_management.p_allocate = mock_allocate;
PSA_ASSERT(psa_register_se_driver(location, &driver));
PSA_ASSERT(psa_crypto_init());
psa_set_key_id(&attributes, id);
psa_set_key_lifetime(&attributes, lifetime);
psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_EXPORT);
psa_set_key_type(&attributes, PSA_KEY_TYPE_RAW_DATA);
PSA_ASSERT(psa_import_key(&attributes,
key_material, sizeof(key_material),
&returned_id));
TEST_ASSERT(psa_export_key(id,
exported, sizeof(exported),
&exported_length) == expected_result);
TEST_ASSERT(mock_export_data.called == 1);
PSA_ASSERT(psa_destroy_key(id));
TEST_ASSERT(mock_destroy_data.called == 1);
exit:
PSA_DONE();
mock_teardown();
}
/* END_CASE */
/* BEGIN_CASE */
void mock_generate(int mock_alloc_return_value,
int mock_generate_return_value,
int expected_result)
{
psa_drv_se_t driver;
psa_drv_se_key_management_t key_management;
psa_key_lifetime_t lifetime = TEST_SE_PERSISTENT_LIFETIME;
psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION(lifetime);
mbedtls_svc_key_id_t id = mbedtls_svc_key_id_make(1, 1);
mbedtls_svc_key_id_t returned_id;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
mock_allocate_data.return_value = mock_alloc_return_value;
mock_generate_data.return_value = mock_generate_return_value;
memset(&driver, 0, sizeof(driver));
memset(&key_management, 0, sizeof(key_management));
driver.hal_version = PSA_DRV_SE_HAL_VERSION;
driver.key_management = &key_management;
key_management.p_generate = mock_generate;
key_management.p_destroy = mock_destroy;
key_management.p_allocate = mock_allocate;
PSA_ASSERT(psa_register_se_driver(location, &driver));
PSA_ASSERT(psa_crypto_init());
psa_set_key_id(&attributes, id);
psa_set_key_lifetime(&attributes, lifetime);
psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_EXPORT);
psa_set_key_type(&attributes, PSA_KEY_TYPE_RAW_DATA);
psa_set_key_bits(&attributes, 8);
TEST_ASSERT(psa_generate_key(&attributes, &returned_id) == expected_result);
TEST_ASSERT(mock_allocate_data.called == 1);
TEST_ASSERT(mock_generate_data.called ==
(mock_alloc_return_value == PSA_SUCCESS ? 1 : 0));
if (mock_alloc_return_value == PSA_SUCCESS) {
TEST_ASSERT(mbedtls_svc_key_id_equal(
mock_generate_data.attributes.id, id));
} else {
TEST_ASSERT(MBEDTLS_SVC_KEY_ID_GET_KEY_ID(
mock_generate_data.attributes.id) == 0);
TEST_ASSERT(MBEDTLS_SVC_KEY_ID_GET_OWNER_ID(
mock_generate_data.attributes.id) == 0);
}
TEST_ASSERT(mock_generate_data.attributes.lifetime ==
(mock_alloc_return_value == PSA_SUCCESS ? lifetime : 0));
TEST_ASSERT(mock_generate_data.attributes.policy.usage ==
(mock_alloc_return_value == PSA_SUCCESS ? PSA_KEY_USAGE_EXPORT : 0));
TEST_ASSERT(mock_generate_data.attributes.type ==
(mock_alloc_return_value == PSA_SUCCESS ? PSA_KEY_TYPE_RAW_DATA : 0));
if (expected_result == PSA_SUCCESS) {
PSA_ASSERT(psa_destroy_key(id));
TEST_ASSERT(mock_destroy_data.called == 1);
}
exit:
PSA_DONE();
mock_teardown();
}
/* END_CASE */
/* BEGIN_CASE */
void mock_export_public(int mock_export_public_return_value,
int expected_result)
{
psa_drv_se_t driver;
psa_drv_se_key_management_t key_management;
psa_key_lifetime_t lifetime = TEST_SE_PERSISTENT_LIFETIME;
psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION(lifetime);
mbedtls_svc_key_id_t id = mbedtls_svc_key_id_make(1, 1);
mbedtls_svc_key_id_t returned_id;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
const uint8_t key_material[3] = { 0xfa, 0xca, 0xde };
uint8_t exported[sizeof(key_material)];
size_t exported_length;
mock_export_public_data.return_value = mock_export_public_return_value;
memset(&driver, 0, sizeof(driver));
memset(&key_management, 0, sizeof(key_management));
driver.hal_version = PSA_DRV_SE_HAL_VERSION;
driver.key_management = &key_management;
key_management.p_import = mock_import;
key_management.p_export_public = mock_export_public;
key_management.p_destroy = mock_destroy;
key_management.p_allocate = mock_allocate;
PSA_ASSERT(psa_register_se_driver(location, &driver));
PSA_ASSERT(psa_crypto_init());
psa_set_key_id(&attributes, id);
psa_set_key_lifetime(&attributes, lifetime);
psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_EXPORT);
psa_set_key_type(&attributes, PSA_KEY_TYPE_RSA_PUBLIC_KEY);
PSA_ASSERT(psa_import_key(&attributes,
key_material, sizeof(key_material),
&returned_id));
TEST_ASSERT(psa_export_public_key(id, exported, sizeof(exported),
&exported_length) == expected_result);
TEST_ASSERT(mock_export_public_data.called == 1);
PSA_ASSERT(psa_destroy_key(id));
TEST_ASSERT(mock_destroy_data.called == 1);
exit:
PSA_DONE();
mock_teardown();
}
/* END_CASE */
/* BEGIN_CASE depends_on:PSA_WANT_KEY_TYPE_RSA_KEY_PAIR_IMPORT:PSA_WANT_ALG_ECDSA:PSA_WANT_ALG_SHA_256 */
void mock_sign(int mock_sign_return_value, int expected_result)
{
psa_drv_se_t driver;
psa_drv_se_key_management_t key_management;
psa_drv_se_asymmetric_t asymmetric;
psa_key_lifetime_t lifetime = TEST_SE_PERSISTENT_LIFETIME;
psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION(lifetime);
mbedtls_svc_key_id_t id = mbedtls_svc_key_id_make(1, 1);
mbedtls_svc_key_id_t returned_id;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
const uint8_t key_material[3] = { 0xfa, 0xca, 0xde };
psa_algorithm_t algorithm = PSA_ALG_ECDSA(PSA_ALG_SHA_256);
const uint8_t hash[1] = { 'H' };
uint8_t signature[1] = { 'S' };
size_t signature_length;
mock_sign_data.return_value = mock_sign_return_value;
memset(&driver, 0, sizeof(driver));
memset(&key_management, 0, sizeof(key_management));
memset(&asymmetric, 0, sizeof(asymmetric));
driver.hal_version = PSA_DRV_SE_HAL_VERSION;
driver.key_management = &key_management;
key_management.p_import = mock_import;
key_management.p_destroy = mock_destroy;
key_management.p_allocate = mock_allocate;
driver.asymmetric = &asymmetric;
asymmetric.p_sign = mock_sign;
PSA_ASSERT(psa_register_se_driver(location, &driver));
PSA_ASSERT(psa_crypto_init());
psa_set_key_id(&attributes, id);
psa_set_key_lifetime(&attributes, lifetime);
psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_SIGN_HASH);
psa_set_key_algorithm(&attributes, algorithm);
psa_set_key_type(&attributes, PSA_KEY_TYPE_RSA_KEY_PAIR);
PSA_ASSERT(psa_import_key(&attributes,
key_material, sizeof(key_material),
&returned_id));
TEST_ASSERT(psa_sign_hash(id, algorithm,
hash, sizeof(hash),
signature, sizeof(signature),
&signature_length)
== expected_result);
TEST_ASSERT(mock_sign_data.called == 1);
PSA_ASSERT(psa_destroy_key(id));
TEST_ASSERT(mock_destroy_data.called == 1);
exit:
PSA_DONE();
mock_teardown();
}
/* END_CASE */
/* BEGIN_CASE depends_on:PSA_WANT_ALG_ECDSA:PSA_WANT_ALG_SHA_256 */
void mock_verify(int mock_verify_return_value, int expected_result)
{
psa_drv_se_t driver;
psa_drv_se_key_management_t key_management;
psa_drv_se_asymmetric_t asymmetric;
psa_key_lifetime_t lifetime = TEST_SE_PERSISTENT_LIFETIME;
psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION(lifetime);
mbedtls_svc_key_id_t id = mbedtls_svc_key_id_make(1, 1);
mbedtls_svc_key_id_t returned_id;
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
const uint8_t key_material[3] = { 0xfa, 0xca, 0xde };
psa_algorithm_t algorithm = PSA_ALG_ECDSA(PSA_ALG_SHA_256);
const uint8_t hash[1] = { 'H' };
const uint8_t signature[1] = { 'S' };
mock_verify_data.return_value = mock_verify_return_value;
memset(&driver, 0, sizeof(driver));
memset(&key_management, 0, sizeof(key_management));
memset(&asymmetric, 0, sizeof(asymmetric));
driver.hal_version = PSA_DRV_SE_HAL_VERSION;
driver.key_management = &key_management;
key_management.p_import = mock_import;
key_management.p_destroy = mock_destroy;
key_management.p_allocate = mock_allocate;
driver.asymmetric = &asymmetric;
asymmetric.p_verify = mock_verify;
PSA_ASSERT(psa_register_se_driver(location, &driver));
PSA_ASSERT(psa_crypto_init());
psa_set_key_id(&attributes, id);
psa_set_key_lifetime(&attributes, lifetime);
psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_VERIFY_HASH);
psa_set_key_algorithm(&attributes, algorithm);
psa_set_key_type(&attributes, PSA_KEY_TYPE_RAW_DATA);
PSA_ASSERT(psa_import_key(&attributes,
key_material, sizeof(key_material),
&returned_id));
TEST_ASSERT(psa_verify_hash(id, algorithm,
hash, sizeof(hash),
signature, sizeof(signature))
== expected_result);
TEST_ASSERT(mock_verify_data.called == 1);
PSA_ASSERT(psa_destroy_key(id));
TEST_ASSERT(mock_destroy_data.called == 1);
exit:
PSA_DONE();
mock_teardown();
}
/* END_CASE */
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