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#include <string.h>
#include <openssl/evp.h>
#include <openssl/provider.h>
#include "testutil.h"
static int is_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, is_fips_enabled)
|| !TEST_int_eq(is_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 (!TEST_ptr(sha256))
return 0;
if (is_fips
&& !TEST_str_eq(OSSL_PROVIDER_name(EVP_MD_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, is_fips_enabled))
return 0;
return 1;
}
int setup_tests(void)
{
size_t argc;
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;
break;
case 1:
if (strcmp(test_get_argument(0), "fips") == 0) {
is_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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