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/*
SSSD
Crypto tests
Author: Jakub Hrozek <jhrozek@redhat.com>
Copyright (C) Red Hat, Inc 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <popt.h>
#include <check.h>
#include "util/util.h"
#include "tests/common.h"
/* interfaces under test */
#include "util/crypto/sss_crypto.h"
#include "util/crypto/nss/nss_util.h"
static TALLOC_CTX *test_ctx = NULL;
#ifdef HAVE_NSS
START_TEST(test_nss_init)
{
int ret;
ret = nspr_nss_init();
fail_if(ret != EOK);
ret = nspr_nss_cleanup();
fail_if(ret != EOK);
}
END_TEST
#endif
START_TEST(test_encrypt_decrypt)
{
const char *password[] = { "test123", /* general */
"12345678901234567", /* just above blocksize */
"", /* empty */
NULL}; /* sentinel */
int i;
char *obfpwd = NULL;
char *ctpwd = NULL;
int ret;
int expected;
#if defined(HAVE_NSS) || defined(HAVE_LIBCRYPTO)
expected = EOK;
#else
#error Unknown crypto back end
#endif
test_ctx = talloc_new(NULL);
fail_if(test_ctx == NULL);
check_leaks_push(test_ctx);
for (i=0; password[i]; i++) {
ret = sss_password_encrypt(test_ctx, password[i], strlen(password[i])+1,
AES_256, &obfpwd);
fail_if(ret != expected);
ret = sss_password_decrypt(test_ctx, obfpwd, &ctpwd);
fail_if(ret != expected);
fail_if(ctpwd && strcmp(password[i], ctpwd) != 0);
talloc_free(obfpwd);
talloc_free(ctpwd);
}
check_leaks_pop(test_ctx);
talloc_free(test_ctx);
}
END_TEST
START_TEST(test_hmac_sha1)
{
const char *message = "test message";
const char *keys[] = {
"short",
"proper6789012345678901234567890123456789012345678901234567890123",
"longlonglonglonglonglonglonglonglonglonglonglonglonglonglonglonglong",
NULL };
const char *results[] = {
"\x2b\x27\x53\x07\x17\xd8\xc0\x8f\x97\x27\xdd\xb3\xec\x41\xd8\xa3\x94\x97\xaa\x35",
"\x37\xe7\x0a\x6f\x71\x0b\xa9\x93\x81\x53\x8f\x5c\x06\x83\x44\x2f\xc9\x41\xe3\xed",
"\xbd\x99\xa7\x7f\xfc\x5e\xde\x04\x32\x7f\x7b\x71\x4d\xc0\x3f\x51\x2d\x25\x01\x28",
NULL };
unsigned char out[SSS_SHA1_LENGTH];
int ret, expected;
int i;
#if defined(HAVE_NSS) || defined(HAVE_LIBCRYPTO)
expected = EOK;
#else
#error Unknown crypto back end
#endif
for (i = 0; keys[i]; i++) {
ret = sss_hmac_sha1((const unsigned char *)keys[i], strlen(keys[i]),
(const unsigned char *)message, strlen(message),
out);
fail_if(ret != expected);
fail_if(ret == EOK && memcmp(out, results[i], SSS_SHA1_LENGTH) != 0);
}
}
END_TEST
START_TEST(test_base64_encode)
{
const unsigned char obfbuf[] = "test";
const char expected[] = "dGVzdA==";
char *obfpwd = NULL;
test_ctx = talloc_new(NULL);
fail_if(test_ctx == NULL);
/* Base64 encode the buffer */
obfpwd = sss_base64_encode(test_ctx, obfbuf, strlen((const char*)obfbuf));
fail_if(obfpwd == NULL);
fail_if(strcmp(obfpwd,expected) != 0);
talloc_free(test_ctx);
}
END_TEST
START_TEST(test_base64_decode)
{
unsigned char *obfbuf = NULL;
size_t obflen;
const char b64encoded[] = "dGVzdA==";
const unsigned char expected[] = "test";
test_ctx = talloc_new(NULL);
fail_if(test_ctx == NULL);
/* Base64 decode the buffer */
obfbuf = sss_base64_decode(test_ctx, b64encoded, &obflen);
fail_if(!obfbuf);
fail_if(obflen != strlen((const char*)expected));
fail_if(memcmp(obfbuf, expected, obflen) != 0);
talloc_free(test_ctx);
}
END_TEST
Suite *crypto_suite(void)
{
Suite *s = suite_create("sss_crypto");
TCase *tc = tcase_create("sss crypto tests");
tcase_add_checked_fixture(tc, leak_check_setup, leak_check_teardown);
/* Do some testing */
#ifdef HAVE_NSS
tcase_add_test(tc, test_nss_init);
#endif
tcase_add_test(tc, test_encrypt_decrypt);
tcase_add_test(tc, test_hmac_sha1);
tcase_add_test(tc, test_base64_encode);
tcase_add_test(tc, test_base64_decode);
/* Add all test cases to the test suite */
suite_add_tcase(s, tc);
return s;
}
int main(int argc, const char *argv[])
{
int opt;
poptContext pc;
int number_failed;
struct poptOption long_options[] = {
POPT_AUTOHELP
{ "debug-level", 'd', POPT_ARG_INT, &debug_level, 0, "Set debug level", NULL },
POPT_TABLEEND
};
/* Set debug level to invalid value so we can deside if -d 0 was used. */
debug_level = SSSDBG_INVALID;
pc = poptGetContext(argv[0], argc, argv, long_options, 0);
while((opt = poptGetNextOpt(pc)) != -1) {
switch(opt) {
default:
fprintf(stderr, "\nInvalid option %s: %s\n\n",
poptBadOption(pc, 0), poptStrerror(opt));
poptPrintUsage(pc, stderr, 0);
return 1;
}
}
poptFreeContext(pc);
CONVERT_AND_SET_DEBUG_LEVEL(debug_level);
tests_set_cwd();
Suite *s = crypto_suite();
SRunner *sr = srunner_create(s);
srunner_run_all(sr, CK_ENV);
number_failed = srunner_ntests_failed(sr);
srunner_free(sr);
return (number_failed == 0 ? EXIT_SUCCESS : EXIT_FAILURE);
}
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