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 lifetime, 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 */