mbedtls/tests/suites/test_suite_psa_crypto_generate_key.function

/* BEGIN_HEADER */

#include "psa/crypto.h"
#include "test/psa_crypto_helpers.h"

#define INVALID_KEY_ID mbedtls_svc_key_id_make( 0, 0xfedcba98 )

/* END_HEADER */

/* BEGIN_DEPENDENCIES
 * depends_on:MBEDTLS_PSA_CRYPTO_C
 * END_DEPENDENCIES
 */

/* BEGIN_CASE */
void generate_key( int key_type_arg, int bits_arg, int expected_status_arg)
{
    psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
    mbedtls_svc_key_id_t key_id = INVALID_KEY_ID;

    // key lifetiem, usage flags, algorithm are irrelevant for this test
    psa_key_type_t key_type = key_type_arg;
    size_t bits = bits_arg;
    psa_status_t expected_status = expected_status_arg;

    PSA_ASSERT( psa_crypto_init( ) );
    psa_set_key_type( &attributes, key_type );
    psa_set_key_bits( &attributes, bits );
    TEST_EQUAL( psa_generate_key( &attributes, &key_id ),
                expected_status );

    // Verify attributes of the created key on success
    if ( expected_status == PSA_SUCCESS )
    {
        psa_reset_key_attributes(&attributes);
        PSA_ASSERT( psa_get_key_attributes( key_id, &attributes ) );
        TEST_EQUAL( psa_get_key_lifetime( &attributes ), PSA_KEY_LIFETIME_VOLATILE );
        TEST_EQUAL( psa_get_key_usage_flags( &attributes ), 0 );
        TEST_EQUAL( psa_get_key_algorithm( &attributes ), 0 );
        TEST_EQUAL( psa_get_key_type( &attributes ), key_type );
        TEST_EQUAL( psa_get_key_bits( &attributes ), bits );
    }

exit:
    psa_reset_key_attributes(&attributes);
    psa_destroy_key( key_id );
    PSA_DONE( );
}
/* END_CASE */