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/*
* Copyright (C) 2016 Tobias Brunner
* 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 "test_suite.h"
#include <credentials/auth_cfg.h>
struct {
char *constraints;
signature_scheme_t sig[5];
signature_scheme_t ike[5];
} sig_constraints_tests[] = {
{ "rsa-sha256", { SIGN_RSA_EMSA_PKCS1_SHA2_256, 0 }, {0}},
{ "rsa-sha256-sha512", { SIGN_RSA_EMSA_PKCS1_SHA2_256, SIGN_RSA_EMSA_PKCS1_SHA2_512, 0 }, {0}},
{ "ecdsa-sha256", { SIGN_ECDSA_WITH_SHA256_DER, SIGN_ECDSA_256, 0 }, {0}},
{ "rsa-sha256-ecdsa-sha256", { SIGN_RSA_EMSA_PKCS1_SHA2_256, SIGN_ECDSA_WITH_SHA256_DER, SIGN_ECDSA_256, 0 }, {0}},
{ "pubkey-sha256", { SIGN_RSA_EMSA_PKCS1_SHA2_256, SIGN_ECDSA_WITH_SHA256_DER, SIGN_ECDSA_256, SIGN_BLISS_WITH_SHA2_256, 0 }, {0}},
{ "ike:rsa-sha256", {0}, { SIGN_RSA_EMSA_PKCS1_SHA2_256, 0 }},
{ "ike:rsa-sha256-rsa-sha256", { SIGN_RSA_EMSA_PKCS1_SHA2_256, 0 }, { SIGN_RSA_EMSA_PKCS1_SHA2_256, 0 }},
{ "rsa-sha256-ike:rsa-sha256", { SIGN_RSA_EMSA_PKCS1_SHA2_256, 0 }, { SIGN_RSA_EMSA_PKCS1_SHA2_256, 0 }},
{ "ike:pubkey-sha256", {0}, { SIGN_RSA_EMSA_PKCS1_SHA2_256, SIGN_ECDSA_WITH_SHA256_DER, SIGN_ECDSA_256, SIGN_BLISS_WITH_SHA2_256, 0 }},
{ "rsa-ecdsa-sha256", { SIGN_ECDSA_WITH_SHA256_DER, SIGN_ECDSA_256, 0 }, {0}},
{ "rsa-4096-ecdsa-sha256", { SIGN_ECDSA_WITH_SHA256_DER, SIGN_ECDSA_256, 0 }, {0}},
{ "rsa-4096-ecdsa-256-sha256", { SIGN_ECDSA_WITH_SHA256_DER, SIGN_ECDSA_256, 0 }, {0}},
{ "rsa-ecdsa256-sha256", { SIGN_RSA_EMSA_PKCS1_SHA2_256, 0 }, {0}},
{ "rsa4096-sha256", {0}, {0}},
{ "sha256", {0}, {0}},
{ "ike:sha256", {0}, {0}},
};
static void check_sig_constraints(auth_cfg_t *cfg, auth_rule_t type,
signature_scheme_t expected[])
{
enumerator_t *enumerator;
auth_rule_t t;
void *value;
int i = 0;
enumerator = cfg->create_enumerator(cfg);
while (enumerator->enumerate(enumerator, &t, &value))
{
if (t == type)
{
ck_assert(expected[i]);
ck_assert_int_eq(expected[i], (signature_scheme_t)value);
i++;
}
}
enumerator->destroy(enumerator);
ck_assert(!expected[i]);
}
START_TEST(test_sig_contraints)
{
auth_cfg_t *cfg;
signature_scheme_t none[] = {0};
cfg = auth_cfg_create();
cfg->add_pubkey_constraints(cfg, sig_constraints_tests[_i].constraints, FALSE);
check_sig_constraints(cfg, AUTH_RULE_SIGNATURE_SCHEME, sig_constraints_tests[_i].sig);
check_sig_constraints(cfg, AUTH_RULE_IKE_SIGNATURE_SCHEME, none);
cfg->destroy(cfg);
lib->settings->set_bool(lib->settings, "%s.signature_authentication_constraints",
FALSE, lib->ns);
cfg = auth_cfg_create();
cfg->add_pubkey_constraints(cfg, sig_constraints_tests[_i].constraints, TRUE);
check_sig_constraints(cfg, AUTH_RULE_SIGNATURE_SCHEME, sig_constraints_tests[_i].sig);
check_sig_constraints(cfg, AUTH_RULE_IKE_SIGNATURE_SCHEME, sig_constraints_tests[_i].ike);
cfg->destroy(cfg);
}
END_TEST
START_TEST(test_ike_contraints_fallback)
{
auth_cfg_t *cfg;
lib->settings->set_bool(lib->settings, "%s.signature_authentication_constraints",
TRUE, lib->ns);
cfg = auth_cfg_create();
cfg->add_pubkey_constraints(cfg, sig_constraints_tests[_i].constraints, TRUE);
check_sig_constraints(cfg, AUTH_RULE_SIGNATURE_SCHEME, sig_constraints_tests[_i].sig);
if (sig_constraints_tests[_i].ike[0])
{
check_sig_constraints(cfg, AUTH_RULE_IKE_SIGNATURE_SCHEME, sig_constraints_tests[_i].ike);
}
else
{
check_sig_constraints(cfg, AUTH_RULE_IKE_SIGNATURE_SCHEME, sig_constraints_tests[_i].sig);
}
cfg->destroy(cfg);
}
END_TEST
Suite *auth_cfg_suite_create()
{
Suite *s;
TCase *tc;
s = suite_create("auth_cfg");
tc = tcase_create("add_pubkey_constraints");
tcase_add_loop_test(tc, test_sig_contraints, 0, countof(sig_constraints_tests));
tcase_add_loop_test(tc, test_ike_contraints_fallback, 0, countof(sig_constraints_tests));
suite_add_tcase(s, tc);
return s;
}
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