You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/* dsa-sha1-verify.c
|
|
|
|
The original DSA publickey algorithm, using SHA-1.
|
|
|
|
Copyright (C) 2002, 2003, 2010 Niels Möller
|
|
|
|
This file is part of GNU Nettle.
|
|
|
|
GNU Nettle is free software: you can redistribute it and/or
|
|
modify it under the terms of either:
|
|
|
|
* the GNU Lesser General Public License as published by the Free
|
|
Software Foundation; either version 3 of the License, or (at your
|
|
option) any later version.
|
|
|
|
or
|
|
|
|
* 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.
|
|
|
|
or both in parallel, as here.
|
|
|
|
GNU Nettle 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 copies of the GNU General Public License and
|
|
the GNU Lesser General Public License along with this program. If
|
|
not, see http://www.gnu.org/licenses/.
|
|
*/
|
|
|
|
#if HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
#include "dsa-compat.h"
|
|
|
|
int
|
|
dsa_sha1_verify_digest(const struct dsa_public_key *key,
|
|
const uint8_t *digest,
|
|
const struct dsa_signature *signature)
|
|
{
|
|
return dsa_verify((const struct dsa_params *) key, key->y,
|
|
SHA1_DIGEST_SIZE, digest, signature);
|
|
}
|
|
|
|
int
|
|
dsa_sha1_verify(const struct dsa_public_key *key,
|
|
struct sha1_ctx *hash,
|
|
const struct dsa_signature *signature)
|
|
{
|
|
uint8_t digest[SHA1_DIGEST_SIZE];
|
|
sha1_digest(hash, sizeof(digest), digest);
|
|
|
|
return dsa_verify((const struct dsa_params *) key, key->y,
|
|
sizeof(digest), digest, signature);
|
|
}
|