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/* Copyright (C) 2021 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
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 <https://www.gnu.org/licenses/>.
*/
#include <tap/basic.h>
#include <stddef.h>
#include <string.h>
#include "libdnssec/crypto.h"
#include "libdnssec/error.h"
#include "libdnssec/key.h"
#include "sample_keys.h"
static void test_key(const char *name, const struct key_parameters *params)
{
dnssec_key_t *key = NULL;
dnssec_key_new(&key);
dnssec_key_set_dname(key, params->name);
dnssec_key_set_rdata(key, ¶ms->rdata);
struct ds_type {
const char *name;
dnssec_key_digest_t digest;
size_t params_offset;
};
static const struct ds_type DS_TYPES[] = {
{ "SHA-1", DNSSEC_KEY_DIGEST_SHA1, offsetof(typeof(*params), ds_sha1) },
{ "SHA-256", DNSSEC_KEY_DIGEST_SHA256, offsetof(typeof(*params), ds_sha256) },
{ "SHA-384", DNSSEC_KEY_DIGEST_SHA384, offsetof(typeof(*params), ds_sha384) },
{ NULL }
};
for (const struct ds_type *dt = DS_TYPES; dt->name != NULL; dt++) {
dnssec_binary_t ds = { 0 };
int r = dnssec_key_create_ds(key, dt->digest, &ds);
const dnssec_binary_t *expect = (void *)params + dt->params_offset;
ok(r == DNSSEC_EOK &&
ds.size == expect->size &&
memcmp(ds.data, expect->data, ds.size) == 0,
"dnssec_key_create_ds() for %s/%s", name, dt->name);
dnssec_binary_free(&ds);
}
dnssec_key_free(key);
}
static void test_errors(const struct key_parameters *params)
{
dnssec_key_t *key = NULL;
dnssec_binary_t ds = { 0 };
int r = dnssec_key_create_ds(key, DNSSEC_KEY_DIGEST_SHA1, &ds);
is_int(DNSSEC_EINVAL, r, "dnssec_key_create_ds() no key");
dnssec_binary_free(&ds);
dnssec_key_new(&key);
r = dnssec_key_create_ds(key, DNSSEC_KEY_DIGEST_SHA1, &ds);
is_int(DNSSEC_INVALID_KEY_NAME, r, "dnssec_key_create_ds() no key name");
dnssec_key_set_dname(key, params->name);
r = dnssec_key_create_ds(key, DNSSEC_KEY_DIGEST_SHA1, &ds);
is_int(DNSSEC_INVALID_PUBLIC_KEY, r, "dnssec_key_create_ds() no public key");
dnssec_key_set_rdata(key, ¶ms->rdata);
r = dnssec_key_create_ds(key, DNSSEC_KEY_DIGEST_SHA1, NULL);
is_int(DNSSEC_EINVAL, r, "dnssec_key_create_ds() no RDATA buffer");
r = dnssec_key_create_ds(key, 3, &ds);
is_int(DNSSEC_INVALID_DS_ALGORITHM, r, "dnssec_key_create_ds() unsupported algorithm");
r = dnssec_key_create_ds(key, DNSSEC_KEY_DIGEST_SHA1, &ds);
is_int(DNSSEC_EOK, r, "dnssec_key_create_ds() valid parameters");
dnssec_binary_free(&ds);
dnssec_key_free(key);
}
int main(int argc, char *argv[])
{
plan_lazy();
dnssec_crypto_init();
test_key("RSA", &SAMPLE_RSA_KEY);
test_key("ECDSA", &SAMPLE_ECDSA_KEY);
#ifdef HAVE_ED25519
test_key("ED25519", &SAMPLE_ED25519_KEY);
#endif
#ifdef HAVE_ED448
test_key("ED448", &SAMPLE_ED448_KEY);
#endif
test_errors(&SAMPLE_ECDSA_KEY);
#ifdef HAVE_ED25519
test_errors(&SAMPLE_ED25519_KEY);
#endif
#ifdef HAVE_ED448
test_errors(&SAMPLE_ED448_KEY);
#endif
dnssec_crypto_cleanup();
return 0;
}
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