1
0
mirror of https://github.com/samba-team/samba.git synced 2024-12-27 03:21:53 +03:00
samba-mirror/lib/crypto/hmacsha256.h
2008-09-24 15:30:23 +02:00

39 lines
1.2 KiB
C

/*
Unix SMB/CIFS implementation.
Interface header: HMAC SHA256 code
Copyright (C) Andrew Tridgell 2008
based on hmacsha1.h which is:
Copyright (C) Stefan Metzmacher 2006
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 <http://www.gnu.org/licenses/>.
*/
#ifndef _HMAC_SHA256_H
struct HMACSHA256Context {
SHA256_CTX ctx;
uint8_t k_ipad[65];
uint8_t k_opad[65];
};
void hmac_sha256_init(const uint8_t *key, size_t key_len, struct HMACSHA256Context *ctx);
void hmac_sha256_update(const uint8_t *data, size_t data_len, struct HMACSHA256Context *ctx);
void hmac_sha256_final(uint8_t digest[20], struct HMACSHA256Context *ctx);
#endif /* _HMAC_SHA256_H */