Viewing file:  defltfips_test.c (3.01 KB) -rw-r--r--
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/*
* Copyright 2022 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 <string.h>
#include <openssl/evp.h>
#include <openssl/provider.h>
#include "testutil.h"
static int is_fips;
static int bad_fips;
static int test_is_fips_enabled(void)
{
int is_fips_enabled, is_fips_loaded;
EVP_MD *sha256 = NULL;
/*
* Check we're in FIPS mode when we're supposed to be. We do this early to
* confirm that EVP_default_properties_is_fips_enabled() works even before
* other function calls have auto-loaded the config file.
*/
is_fips_enabled = EVP_default_properties_is_fips_enabled(NULL);
is_fips_loaded = OSSL_PROVIDER_available(NULL, "fips");
/*
* Check we're in an expected state. EVP_default_properties_is_fips_enabled
* can return true even if the FIPS provider isn't loaded - it is only based
* on the default properties. However we only set those properties if also
* loading the FIPS provider.
*/
if (!TEST_int_eq(is_fips || bad_fips, is_fips_enabled)
|| !TEST_int_eq(is_fips && !bad_fips, is_fips_loaded))
return 0;
/*
* Fetching an algorithm shouldn't change the state and should come from
* expected provider.
*/
sha256 = EVP_MD_fetch(NULL, "SHA2-256", NULL);
if (bad_fips) {
if (!TEST_ptr_null(sha256)) {
EVP_MD_free(sha256);
return 0;
}
} else {
if (!TEST_ptr(sha256))
return 0;
if (is_fips
&& !TEST_str_eq(OSSL_PROVIDER_get0_name(EVP_MD_get0_provider(sha256)),
"fips")) {
EVP_MD_free(sha256);
return 0;
}
EVP_MD_free(sha256);
}
/* State should still be consistent */
is_fips_enabled = EVP_default_properties_is_fips_enabled(NULL);
if (!TEST_int_eq(is_fips || bad_fips, is_fips_enabled))
return 0;
return 1;
}
int setup_tests(void)
{
size_t argc;
char *arg1;
if (!test_skip_common_options()) {
TEST_error("Error parsing test options\n");
return 0;
}
argc = test_get_argument_count();
switch (argc) {
case 0:
is_fips = 0;
bad_fips = 0;
break;
case 1:
arg1 = test_get_argument(0);
if (strcmp(arg1, "fips") == 0) {
is_fips = 1;
bad_fips = 0;
break;
} else if (strcmp(arg1, "badfips") == 0) {
/* Configured for FIPS, but the module fails to load */
is_fips = 0;
bad_fips = 1;
break;
}
/* fall through */
default:
TEST_error("Invalid argument\n");
return 0;
}
/* Must be the first test before any other libcrypto calls are made */
ADD_TEST(test_is_fips_enabled);
return 1;
}
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