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md5.h
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1/*
2 * Copyright (C) 2003-2005 by Christopher R. Hertel
3 * 2015 Freie Universität Berlin
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19
54#ifndef HASHES_MD5_H
55#define HASHES_MD5_H
56
57#include <stdint.h>
58#include <string.h>
59
60#ifdef __cplusplus
61extern "C" {
62#endif
63
67#define MD5_DIGEST_LENGTH (16U)
68
72typedef struct {
73 uint32_t len;
74 uint32_t abcd[4];
75 int b_used;
76 uint8_t block[64];
77} md5_ctx_t;
78
95void md5_init(md5_ctx_t *ctx);
96
104void md5_update(md5_ctx_t *ctx, const void *data, size_t len);
105
112void md5_final(md5_ctx_t *ctx, void *digest);
113
121void md5(void *digest, const void *data, size_t len);
122
123#ifdef __cplusplus
124}
125#endif
126
127#endif /* HASHES_MD5_H */
md5
void md5(void *digest, const void *data, size_t len)
Calculate a MD5 hash from the given data.
md5_init
void md5_init(md5_ctx_t *ctx)
Initialize the MD5 calculation context.
md5_update
void md5_update(md5_ctx_t *ctx, const void *data, size_t len)
Build an MD5 Message Digest within the given context.
md5_final
void md5_final(md5_ctx_t *ctx, void *digest)
Finish up the current MD5 hash calculation generate the final hash.
md5_ctx_t
MD5 calculation context.
Definition md5.h:72
md5_ctx_t::len
uint32_t len
overall number of bytes processed
Definition md5.h:73
md5_ctx_t::b_used
int b_used
number of bytes used in the current block
Definition md5.h:75