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/*
chronyd/chronyc - Programs for keeping computer clocks accurate.
**********************************************************************
* Copyright (C) Miroslav Lichvar 2012
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
**********************************************************************
=======================================================================
Header file for crypto hashing.
*/
#ifndef GOT_HASH_H
#define GOT_HASH_H
/* length of hash values produced by SHA512 */
#define MAX_HASH_LENGTH 64
typedef enum {
HSH_INVALID = 0,
HSH_MD5 = 1,
HSH_SHA1 = 2,
HSH_SHA256 = 3,
HSH_SHA384 = 4,
HSH_SHA512 = 5,
HSH_SHA3_224 = 6,
HSH_SHA3_256 = 7,
HSH_SHA3_384 = 8,
HSH_SHA3_512 = 9,
HSH_TIGER = 10,
HSH_WHIRLPOOL = 11,
HSH_MD5_NONCRYPTO = 10000, /* For NTPv4 reference ID */
} HSH_Algorithm;
extern int HSH_GetHashId(HSH_Algorithm algorithm);
extern int HSH_Hash(int id, const void *in1, int in1_len, const void *in2, int in2_len,
unsigned char *out, int out_len);
extern void HSH_Finalise(void);
#endif
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