Allow PSA to not support RSA keys with non-byte-aligned sizes
Work around https://github.com/Mbed-TLS/mbedtls/issues/9048
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/tests/suites/test_suite_pkparse.function b/tests/suites/test_suite_pkparse.function
index a06fc30..63ff092 100644
--- a/tests/suites/test_suite_pkparse.function
+++ b/tests/suites/test_suite_pkparse.function
@@ -47,7 +47,19 @@
int ok = 0;
TEST_EQUAL(mbedtls_pk_get_psa_attributes(ctx, usage_flag, &attributes), 0);
- TEST_EQUAL(mbedtls_pk_import_into_psa(ctx, &attributes, &psa_key), 0);
+ int ret = mbedtls_pk_import_into_psa(ctx, &attributes, &psa_key);
+ if (mbedtls_pk_get_type(ctx) == MBEDTLS_PK_RSA &&
+ mbedtls_pk_get_bitlen(ctx) % 8 != 0 &&
+ ret == MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE) {
+ /* There is a historical limitation with support for RSA keys in PSA:
+ * only byte-aligned sizes are supported.
+ * https://github.com/Mbed-TLS/mbedtls/issues/9048
+ * For now, for such keys, treat not-supported from PSA as a success.
+ */
+ ok = 1;
+ goto exit;
+ }
+ TEST_EQUAL(ret, 0);
if (!mbedtls_test_key_consistency_psa_pk(psa_key, ctx)) {
goto exit;
}