86 lines
2.9 KiB
C
86 lines
2.9 KiB
C
/*-------------------------------------------------------------------------
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*
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* md5_int.h
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* Internal headers for fallback implementation of MD5
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*
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* Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* IDENTIFICATION
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* src/common/md5_int.h
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*
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*-------------------------------------------------------------------------
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*/
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/* $KAME: md5.h,v 1.3 2000/02/22 14:01:18 itojun Exp $ */
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/*
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* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef PG_MD5_INT_H
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#define PG_MD5_INT_H
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#include "common/md5.h"
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#define MD5_BUFLEN 64
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/* Context data for MD5 */
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typedef struct
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{
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union
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{
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uint32 md5_state32[4];
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uint8 md5_state8[16];
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} md5_st;
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#define md5_sta md5_st.md5_state32[0]
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#define md5_stb md5_st.md5_state32[1]
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#define md5_stc md5_st.md5_state32[2]
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#define md5_std md5_st.md5_state32[3]
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#define md5_st8 md5_st.md5_state8
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union
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{
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uint64 md5_count64;
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uint8 md5_count8[8];
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} md5_count;
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#define md5_n md5_count.md5_count64
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#define md5_n8 md5_count.md5_count8
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unsigned int md5_i;
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uint8 md5_buf[MD5_BUFLEN];
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} pg_md5_ctx;
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/* Interface routines for MD5 */
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extern void pg_md5_init(pg_md5_ctx *ctx);
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extern void pg_md5_update(pg_md5_ctx *ctx, const uint8 *data, size_t len);
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extern void pg_md5_final(pg_md5_ctx *ctx, uint8 *dest);
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#endif /* PG_MD5_INT_H */
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