In export tests, also test PSA_KEY_EXPORT_MAX_SIZE
When testing psa_export_key or psa_export_public_key, test that the
expected result fits in the size given by PSA_KEY_EXPORT_MAX_SIZE.
@@ -1021,6 +1021,7 @@ void import_export( data_t *data,
ASSERT_COMPARE( exported, exported_length,
reexported, reexported_length );
}
+ TEST_ASSERT( exported_length <= PSA_KEY_EXPORT_MAX_SIZE( type, got_bits ) );
destroy:
/* Destroy the key */
@@ -1070,8 +1071,16 @@ void import_export_public_key( data_t *data,
&exported_length );
TEST_ASSERT( status == expected_export_status );
if( status == PSA_SUCCESS )
+ {
+ psa_key_type_t public_type = PSA_KEY_TYPE_PUBLIC_KEY_OF_KEYPAIR( type );
+ size_t bits;
+ TEST_ASSERT( psa_get_key_information( slot, NULL, &bits ) ==
+ PSA_SUCCESS );
+ TEST_ASSERT( expected_public_key->len <=
+ PSA_KEY_EXPORT_MAX_SIZE( public_type, bits ) );
ASSERT_COMPARE( expected_public_key->x, expected_public_key->len,
exported, exported_length );
+ }
exit:
mbedtls_free( exported );
