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Diffstat (limited to 'src/common/md5_int.h')
| -rw-r--r-- | src/common/md5_int.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/common/md5_int.h b/src/common/md5_int.h new file mode 100644 index 0000000..63fd395 --- /dev/null +++ b/src/common/md5_int.h @@ -0,0 +1,85 @@ +/*------------------------------------------------------------------------- + * + * md5_int.h + * Internal headers for fallback implementation of MD5 + * + * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * IDENTIFICATION + * src/common/md5_int.h + * + *------------------------------------------------------------------------- + */ + +/* $KAME: md5.h,v 1.3 2000/02/22 14:01:18 itojun Exp $ */ + +/* + * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the project nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef PG_MD5_INT_H +#define PG_MD5_INT_H + +#include "common/md5.h" + +#define MD5_BUFLEN 64 + +/* Context data for MD5 */ +typedef struct +{ + union + { + uint32 md5_state32[4]; + uint8 md5_state8[16]; + } md5_st; + +#define md5_sta md5_st.md5_state32[0] +#define md5_stb md5_st.md5_state32[1] +#define md5_stc md5_st.md5_state32[2] +#define md5_std md5_st.md5_state32[3] +#define md5_st8 md5_st.md5_state8 + + union + { + uint64 md5_count64; + uint8 md5_count8[8]; + } md5_count; +#define md5_n md5_count.md5_count64 +#define md5_n8 md5_count.md5_count8 + + unsigned int md5_i; + uint8 md5_buf[MD5_BUFLEN]; +} pg_md5_ctx; + +/* Interface routines for MD5 */ +extern void pg_md5_init(pg_md5_ctx *ctx); +extern void pg_md5_update(pg_md5_ctx *ctx, const uint8 *data, size_t len); +extern void pg_md5_final(pg_md5_ctx *ctx, uint8 *dest); + +#endif /* PG_MD5_INT_H */ |