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/*
* Copyright (C) Tildeslash Ltd. All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3.
*
* 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 Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
*
* You must obey the GNU Affero General Public License in all respects
* for all of the code used other than OpenSSL.
*/
#ifndef SHA1_H
#define SHA1_H
#define SHA1_DIGEST_SIZE 20
typedef struct {
unsigned int state[5];
unsigned int count[2];
unsigned char buffer[64];
} sha1_context_t;
void sha1_init(sha1_context_t *context);
void sha1_append(sha1_context_t *context, const unsigned char *data, const size_t len);
void sha1_finish(sha1_context_t *context, unsigned char digest[SHA1_DIGEST_SIZE]);
#endif