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md5_int.h
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1/*-------------------------------------------------------------------------
2 *
3 * md5_int.h
4 * Internal headers for fallback implementation of MD5
5 *
6 * Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group
7 * Portions Copyright (c) 1994, Regents of the University of California
8 *
9 * IDENTIFICATION
10 * src/common/md5_int.h
11 *
12 *-------------------------------------------------------------------------
13 */
14
15/* $KAME: md5.h,v 1.3 2000/02/22 14:01:18 itojun Exp $ */
16
17/*
18 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
19 * All rights reserved.
20 *
21 * Redistribution and use in source and binary forms, with or without
22 * modification, are permitted provided that the following conditions
23 * are met:
24 * 1. Redistributions of source code must retain the above copyright
25 * notice, this list of conditions and the following disclaimer.
26 * 2. Redistributions in binary form must reproduce the above copyright
27 * notice, this list of conditions and the following disclaimer in the
28 * documentation and/or other materials provided with the distribution.
29 * 3. Neither the name of the project nor the names of its contributors
30 * may be used to endorse or promote products derived from this software
31 * without specific prior written permission.
32 *
33 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
34 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
35 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
36 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
37 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
38 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
39 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
40 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
41 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
42 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
43 * SUCH DAMAGE.
44 */
45
46#ifndef PG_MD5_INT_H
47#define PG_MD5_INT_H
48
49#include "common/md5.h"
50
51#define MD5_BUFLEN 64
52
53/* Context data for MD5 */
54typedef struct
55{
56 union
57 {
58 uint32 md5_state32[4];
59 uint8 md5_state8[16];
60 } md5_st;
61
62#define md5_sta md5_st.md5_state32[0]
63#define md5_stb md5_st.md5_state32[1]
64#define md5_stc md5_st.md5_state32[2]
65#define md5_std md5_st.md5_state32[3]
66#define md5_st8 md5_st.md5_state8
67
68 union
69 {
71 uint8 md5_count8[8];
72 } md5_count;
73#define md5_n md5_count.md5_count64
74#define md5_n8 md5_count.md5_count8
75
76 unsigned int md5_i;
77 uint8 md5_buf[MD5_BUFLEN];
79
80/* Interface routines for MD5 */
81extern void pg_md5_init(pg_md5_ctx *ctx);
82extern void pg_md5_update(pg_md5_ctx *ctx, const uint8 *data, size_t len);
83extern void pg_md5_final(pg_md5_ctx *ctx, uint8 *dest);
84
85#endif /* PG_MD5_INT_H */
uint8_t uint8
Definition: c.h:486
uint64_t uint64
Definition: c.h:489
uint32_t uint32
Definition: c.h:488
void pg_md5_init(pg_md5_ctx *ctx)
Definition: md5.c:382
void pg_md5_update(pg_md5_ctx *ctx, const uint8 *data, size_t len)
Definition: md5.c:400
#define MD5_BUFLEN
Definition: md5_int.h:51
void pg_md5_final(pg_md5_ctx *ctx, uint8 *dest)
Definition: md5.c:432
const void size_t len
const void * data
unsigned int md5_i
Definition: md5_int.h:76
uint64 md5_count64
Definition: md5_int.h:70