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/* rsa-pkcs1-sign.c
*
* PKCS#1 version 1.5 signatures.
*/
/* nettle, low-level cryptographics library
*
* Copyright (C) 2012 Niels Möller
*
* The nettle library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The nettle library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the nettle library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02111-1301, USA.
*/
#if HAVE_CONFIG_H
# include "config.h"
#endif
#include "rsa.h"
#include "pkcs1.h"
int
rsa_pkcs1_verify(const struct rsa_public_key *key,
size_t length, const uint8_t *digest_info,
const mpz_t s)
{
int res;
mpz_t m;
mpz_init (m);
res = (pkcs1_rsa_digest_encode (m, key->size, length, digest_info)
&& _rsa_verify (key, m, s));
mpz_clear(m);
return res;
}
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