mirror of
https://github.com/yuzu-emu/mbedtls.git
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f6be590bf6
Include psa_crypto_helpers.h automatically if MBEDTLS_PSA_CRYPTO_C is enabled, like helpers.h is included automatically. Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
326 lines
11 KiB
Plaintext
326 lines
11 KiB
Plaintext
/* BEGIN_HEADER */
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/* The tests in this module verify the contents of key store files. They
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* access internal key storage functions directly. Some of the tests depend
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* on the the storage format. On the other hand, these tests treat the storage
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* subsystem as a black box, and in particular have no reliance on the
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* internals of the ITS implementation.
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*/
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#include <stdint.h>
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#include "psa_crypto_slot_management.h"
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#include "psa_crypto_storage.h"
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#include "mbedtls/md.h"
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#define PSA_KEY_STORAGE_MAGIC_HEADER "PSA\0KEY"
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#define PSA_KEY_STORAGE_MAGIC_HEADER_LENGTH ( sizeof( PSA_KEY_STORAGE_MAGIC_HEADER ) )
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/* Enforce the storage format for keys. The storage format is not a public
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* documented interface, but it must be preserved between versions so that
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* upgrades work smoothly, so it's a stable interface nonetheless.
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*/
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typedef struct {
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uint8_t magic[PSA_KEY_STORAGE_MAGIC_HEADER_LENGTH];
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uint8_t version[4];
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uint8_t lifetime[sizeof( psa_key_lifetime_t )];
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uint8_t type[4];
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uint8_t policy[sizeof( psa_key_policy_t )];
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uint8_t data_len[4];
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uint8_t key_data[];
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} psa_persistent_key_storage_format;
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/* END_HEADER */
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/* BEGIN_DEPENDENCIES
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* depends_on:MBEDTLS_PSA_CRYPTO_C:MBEDTLS_PSA_CRYPTO_STORAGE_C
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* END_DEPENDENCIES
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*/
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/* BEGIN_CASE */
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void format_storage_data_check( data_t *key_data,
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data_t *expected_file_data,
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int key_lifetime, int key_type, int key_bits,
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int key_usage, int key_alg, int key_alg2 )
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{
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uint8_t *file_data = NULL;
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size_t file_data_length =
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key_data->len + sizeof( psa_persistent_key_storage_format );
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psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
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psa_set_key_lifetime( &attributes, key_lifetime );
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psa_set_key_type( &attributes, key_type );
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psa_set_key_bits( &attributes, key_bits );
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psa_set_key_usage_flags( &attributes, key_usage );
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psa_set_key_algorithm( &attributes, key_alg );
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psa_set_key_enrollment_algorithm( &attributes, key_alg2 );
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ASSERT_ALLOC( file_data, file_data_length );
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psa_format_key_data_for_storage( key_data->x, key_data->len,
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&attributes.core,
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file_data );
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ASSERT_COMPARE( expected_file_data->x, expected_file_data->len,
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file_data, file_data_length );
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exit:
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mbedtls_free( file_data );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void parse_storage_data_check( data_t *file_data,
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data_t *expected_key_data,
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int expected_key_lifetime,
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int expected_key_type,
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int expected_key_bits,
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int expected_key_usage,
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int expected_key_alg,
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int expected_key_alg2,
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int expected_status )
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{
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uint8_t *key_data = NULL;
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size_t key_data_length = 0;
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psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
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psa_status_t status;
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status = psa_parse_key_data_from_storage( file_data->x, file_data->len,
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&key_data, &key_data_length,
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&attributes.core );
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TEST_EQUAL( status, expected_status );
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if( status != PSA_SUCCESS )
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goto exit;
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TEST_EQUAL( psa_get_key_lifetime( &attributes ),
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(psa_key_type_t) expected_key_lifetime );
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TEST_EQUAL( psa_get_key_type( &attributes ),
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(psa_key_type_t) expected_key_type );
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TEST_EQUAL( psa_get_key_bits( &attributes ),
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(psa_key_bits_t) expected_key_bits );
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TEST_EQUAL( psa_get_key_usage_flags( &attributes ),
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(uint32_t) expected_key_usage );
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TEST_EQUAL( psa_get_key_algorithm( &attributes ),
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(uint32_t) expected_key_alg );
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TEST_EQUAL( psa_get_key_enrollment_algorithm( &attributes ),
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(uint32_t) expected_key_alg2 );
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ASSERT_COMPARE( expected_key_data->x, expected_key_data->len,
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key_data, key_data_length );
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exit:
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mbedtls_free( key_data );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void save_large_persistent_key( int data_length_arg, int expected_status )
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{
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mbedtls_svc_key_id_t key_id = mbedtls_svc_key_id_make( 1, 42 );
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uint8_t *data = NULL;
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size_t data_length = data_length_arg;
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psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
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ASSERT_ALLOC( data, data_length );
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PSA_ASSERT( psa_crypto_init() );
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psa_set_key_id( &attributes, key_id );
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psa_set_key_type( &attributes, PSA_KEY_TYPE_RAW_DATA );
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TEST_EQUAL( psa_import_key( &attributes, data, data_length, &key_id ),
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expected_status );
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if( expected_status == PSA_SUCCESS )
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PSA_ASSERT( psa_destroy_key( key_id ) );
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exit:
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mbedtls_free( data );
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PSA_DONE();
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psa_destroy_persistent_key( key_id );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void persistent_key_destroy( int owner_id_arg, int key_id_arg, int restart,
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int first_type_arg, data_t *first_data,
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int second_type_arg, data_t *second_data )
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{
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mbedtls_svc_key_id_t key_id =
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mbedtls_svc_key_id_make( owner_id_arg, key_id_arg );
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mbedtls_svc_key_id_t returned_key_id = MBEDTLS_SVC_KEY_ID_INIT;
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psa_key_type_t first_type = (psa_key_type_t) first_type_arg;
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psa_key_type_t second_type = (psa_key_type_t) second_type_arg;
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psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
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PSA_ASSERT( psa_crypto_init() );
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psa_set_key_id( &attributes, key_id );
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psa_set_key_type( &attributes, first_type );
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PSA_ASSERT( psa_import_key( &attributes, first_data->x, first_data->len,
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&returned_key_id ) );
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if( restart )
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{
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psa_close_key( key_id );
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PSA_DONE();
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PSA_ASSERT( psa_crypto_init() );
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}
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TEST_EQUAL( psa_is_key_present_in_storage( key_id ), 1 );
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/* Destroy the key */
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PSA_ASSERT( psa_destroy_key( key_id ) );
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/* Check key slot storage is removed */
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TEST_EQUAL( psa_is_key_present_in_storage( key_id ), 0 );
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/* Shutdown and restart */
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PSA_DONE();
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PSA_ASSERT( psa_crypto_init() );
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/* Create another key in the same slot */
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psa_set_key_id( &attributes, key_id );
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psa_set_key_type( &attributes, second_type );
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PSA_ASSERT( psa_import_key( &attributes, second_data->x, second_data->len,
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&returned_key_id ) );
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PSA_ASSERT( psa_destroy_key( key_id ) );
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exit:
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PSA_DONE();
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psa_destroy_persistent_key( key_id );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void persistent_key_import( int owner_id_arg, int key_id_arg, int type_arg,
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data_t *data, int restart, int expected_status )
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{
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mbedtls_svc_key_id_t key_id =
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mbedtls_svc_key_id_make( owner_id_arg, key_id_arg );
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mbedtls_svc_key_id_t returned_key_id;
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psa_key_type_t type = (psa_key_type_t) type_arg;
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psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
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PSA_ASSERT( psa_crypto_init() );
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psa_set_key_id( &attributes, key_id );
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psa_set_key_type( &attributes, type );
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TEST_EQUAL( psa_import_key( &attributes, data->x, data->len, &returned_key_id ),
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expected_status );
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if( expected_status != PSA_SUCCESS )
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{
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TEST_ASSERT( mbedtls_svc_key_id_is_null( returned_key_id ) );
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TEST_EQUAL( psa_is_key_present_in_storage( key_id ), 0 );
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goto exit;
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}
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TEST_ASSERT( mbedtls_svc_key_id_equal( returned_key_id, key_id ) );
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if( restart )
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{
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PSA_ASSERT( psa_purge_key( key_id ) );
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PSA_DONE();
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PSA_ASSERT( psa_crypto_init() );
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}
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psa_reset_key_attributes( &attributes );
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PSA_ASSERT( psa_get_key_attributes( key_id, &attributes ) );
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TEST_ASSERT( mbedtls_svc_key_id_equal( psa_get_key_id( &attributes ),
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key_id ) );
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TEST_EQUAL( psa_get_key_lifetime( &attributes ),
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PSA_KEY_LIFETIME_PERSISTENT );
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TEST_EQUAL( psa_get_key_type( &attributes ), type );
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TEST_EQUAL( psa_get_key_usage_flags( &attributes ), 0 );
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TEST_EQUAL( psa_get_key_algorithm( &attributes ), 0 );
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PSA_ASSERT( psa_destroy_key( key_id ) );
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exit:
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/*
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* Key attributes may have been returned by psa_get_key_attributes()
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* thus reset them as required.
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*/
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psa_reset_key_attributes( &attributes );
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psa_destroy_persistent_key( key_id );
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PSA_DONE();
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void import_export_persistent_key( data_t *data, int type_arg,
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int expected_bits,
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int restart, int key_not_exist )
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{
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mbedtls_svc_key_id_t key_id = mbedtls_svc_key_id_make( 1, 42 );
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psa_key_type_t type = (psa_key_type_t) type_arg;
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mbedtls_svc_key_id_t returned_key_id = MBEDTLS_SVC_KEY_ID_INIT;
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unsigned char *exported = NULL;
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size_t export_size = data->len;
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size_t exported_length;
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psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
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ASSERT_ALLOC( exported, export_size );
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PSA_ASSERT( psa_crypto_init( ) );
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psa_set_key_id( &attributes, key_id );
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psa_set_key_type( &attributes, type );
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psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_EXPORT );
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/* Import the key */
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PSA_ASSERT( psa_import_key( &attributes, data->x, data->len,
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&returned_key_id ) );
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if( restart )
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{
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PSA_ASSERT( psa_purge_key( key_id ) );
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PSA_DONE();
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PSA_ASSERT( psa_crypto_init() );
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}
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/* Test the key information */
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psa_reset_key_attributes( &attributes );
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PSA_ASSERT( psa_get_key_attributes( key_id, &attributes ) );
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TEST_ASSERT( mbedtls_svc_key_id_equal(
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psa_get_key_id( &attributes ), key_id ) );
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TEST_EQUAL( psa_get_key_lifetime( &attributes ),
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PSA_KEY_LIFETIME_PERSISTENT );
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TEST_EQUAL( psa_get_key_type( &attributes ), type );
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TEST_EQUAL( psa_get_key_bits( &attributes ), (size_t) expected_bits );
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TEST_EQUAL( psa_get_key_usage_flags( &attributes ), PSA_KEY_USAGE_EXPORT );
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TEST_EQUAL( psa_get_key_algorithm( &attributes ), 0 );
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TEST_EQUAL( psa_is_key_present_in_storage( key_id ), 1 );
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if( key_not_exist )
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{
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psa_destroy_persistent_key( key_id );
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}
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/* Export the key */
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PSA_ASSERT( psa_export_key( key_id, exported, export_size,
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&exported_length ) );
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ASSERT_COMPARE( data->x, data->len, exported, exported_length );
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/* Destroy the key */
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PSA_ASSERT( psa_destroy_key( key_id ) );
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TEST_EQUAL( psa_is_key_present_in_storage( key_id ), 0 );
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exit:
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/*
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* Key attributes may have been returned by psa_get_key_attributes()
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* thus reset them as required.
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*/
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psa_reset_key_attributes( &attributes );
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mbedtls_free( exported );
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PSA_DONE( );
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psa_destroy_persistent_key( key_id );
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}
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/* END_CASE */
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