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/*
* Copyright (C) 2012 Reto Buerki
* Copyright (C) 2012 Adrian-Ken Rueegsegger
* Hochschule fuer Technik Rapperswil
*
* 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 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* 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.
*/
#include <check.h>
#include <tkm/client.h>
#include "tkm.h"
#include "tkm_nonceg.h"
START_TEST(test_nonceg_creation)
{
tkm_nonceg_t *ng = NULL;
ng = tkm_nonceg_create();
fail_if(ng == NULL, "Error creating tkm nonce generator");
fail_if(ng->get_id(ng) == 0, "Invalid context id (0)");
ng->nonce_gen.destroy(&ng->nonce_gen);
}
END_TEST
START_TEST(test_nonceg_allocate_nonce)
{
tkm_nonceg_t *ng = tkm_nonceg_create();
const size_t length = 256;
u_int8_t zero[length];
memset(zero, 0, length);
chunk_t nonce;
const bool got_nonce = ng->nonce_gen.allocate_nonce(&ng->nonce_gen,
length, &nonce);
fail_unless(got_nonce, "Call to allocate_nonce failed");
fail_unless(nonce.len = length, "Allocated nonce length mismatch");
fail_if(memcmp(nonce.ptr, zero, length) == 0, "Unable to allocate nonce");
tkm->idmgr->release_id(tkm->idmgr, TKM_CTX_NONCE, 1);
ike_nc_reset(1);
chunk_free(&nonce);
ng->nonce_gen.destroy(&ng->nonce_gen);
}
END_TEST
START_TEST(test_nonceg_get_nonce)
{
tkm_nonceg_t *ng = tkm_nonceg_create();
const size_t length = 128;
u_int8_t zero[length];
memset(zero, 0, length);
u_int8_t *buf = malloc(length + 1);
memset(buf, 0, length);
/* set end marker */
buf[length] = 255;
const bool got_nonce = ng->nonce_gen.get_nonce(&ng->nonce_gen, length, buf);
fail_unless(got_nonce, "Call to get_nonce failed");
fail_if(memcmp(buf, zero, length) == 0, "Unable to get nonce");
fail_if(buf[length] != 255, "End marker not found");
tkm->idmgr->release_id(tkm->idmgr, TKM_CTX_NONCE, 1);
ike_nc_reset(1);
free(buf);
ng->nonce_gen.destroy(&ng->nonce_gen);
}
END_TEST
TCase *make_nonceg_tests(void)
{
TCase *tc = tcase_create("Nonce generator tests");
tcase_add_test(tc, test_nonceg_creation);
tcase_add_test(tc, test_nonceg_allocate_nonce);
tcase_add_test(tc, test_nonceg_get_nonce);
return tc;
}
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