/usr/include/nettle/md5.h is in nettle-dev 2.7.1-5+deb8u2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | /* md5.h
*
* The MD5 hash function, described in RFC 1321.
*/
/* nettle, low-level cryptographics library
*
* Copyright (C) 2001 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.
*/
#ifndef NETTLE_MD5_H_INCLUDED
#define NETTLE_MD5_H_INCLUDED
#include "nettle-types.h"
#ifdef __cplusplus
extern "C" {
#endif
/* Name mangling */
#define md5_init nettle_md5_init
#define md5_update nettle_md5_update
#define md5_digest nettle_md5_digest
#define MD5_DIGEST_SIZE 16
#define MD5_DATA_SIZE 64
/* Digest is kept internally as 4 32-bit words. */
#define _MD5_DIGEST_LENGTH 4
struct md5_ctx
{
uint32_t state[_MD5_DIGEST_LENGTH];
uint32_t count_low, count_high; /* Block count */
uint8_t block[MD5_DATA_SIZE]; /* Block buffer */
unsigned index; /* Into buffer */
};
void
md5_init(struct md5_ctx *ctx);
void
md5_update(struct md5_ctx *ctx,
unsigned length,
const uint8_t *data);
void
md5_digest(struct md5_ctx *ctx,
unsigned length,
uint8_t *digest);
/* Internal compression function. STATE points to 4 uint32_t words,
and DATA points to 64 bytes of input data, possibly unaligned. */
void
_nettle_md5_compress(uint32_t *state, const uint8_t *data);
#ifdef __cplusplus
}
#endif
#endif /* NETTLE_MD5_H_INCLUDED */
|