openssl/test/nodefltctxtest.c
Matt Caswell 0aa7d7f42b Add a test for no initialisation of the default config file
Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20341)
2023-02-22 10:03:14 +11:00

61 lines
1.7 KiB
C

/*
* Copyright 2023 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <openssl/evp.h>
#include "testutil.h"
/*
* Test that the default libctx does not get initialised when using a custom
* libctx. We assume that this test application has been executed such that the
* null provider is loaded via the config file.
*/
static int test_no_deflt_ctx_init(void)
{
int testresult = 0;
EVP_MD *md = NULL;
OSSL_LIB_CTX *ctx = OSSL_LIB_CTX_new();
if (!TEST_ptr(ctx))
return 0;
md = EVP_MD_fetch(ctx, "SHA2-256", NULL);
if (!TEST_ptr(md))
goto err;
/*
* Since we're using a non-default libctx above, the default libctx should
* not have been initialised via config file, and so it is not too late to
* use OPENSSL_INIT_NO_LOAD_CONFIG.
*/
OPENSSL_init_crypto(OPENSSL_INIT_NO_LOAD_CONFIG, NULL);
/*
* If the config file was incorrectly loaded then the null provider will
* have been initialised and the default provider loading will have been
* blocked. If the config file was NOT loaded (as we expect) then the
* default provider should be available.
*/
if (!TEST_true(OSSL_PROVIDER_available(NULL, "default")))
goto err;
if (!TEST_false(OSSL_PROVIDER_available(NULL, "null")))
goto err;
testresult = 1;
err:
EVP_MD_free(md);
OSSL_LIB_CTX_free(ctx);
return testresult;
}
int setup_tests(void)
{
ADD_TEST(test_no_deflt_ctx_init);
return 1;
}