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Diffstat (limited to 'src/common/sha1_int.h')
| -rw-r--r-- | src/common/sha1_int.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/common/sha1_int.h b/src/common/sha1_int.h new file mode 100644 index 0000000..10ecca6 --- /dev/null +++ b/src/common/sha1_int.h @@ -0,0 +1,81 @@ +/*------------------------------------------------------------------------- + * + * sha1_int.h + * Internal headers for fallback implementation of SHA1 + * + * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * IDENTIFICATION + * src/common/sha1_int.h + * + *------------------------------------------------------------------------- + */ + +/* $KAME: sha1.h,v 1.4 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. + */ +/* + * FIPS pub 180-1: Secure Hash Algorithm (SHA-1) + * based on: http://www.itl.nist.gov/fipspubs/fip180-1.htm + * implemented by Jun-ichiro itojun Itoh <itojun@itojun.org> + */ + +#ifndef PG_SHA1_INT_H +#define PG_SHA1_INT_H + +#include "common/sha1.h" + +typedef struct +{ + union + { + uint8 b8[20]; + uint32 b32[5]; + } h; + union + { + uint8 b8[8]; + uint64 b64[1]; + } c; + union + { + uint8 b8[64]; + uint32 b32[16]; + } m; + uint8 count; +} pg_sha1_ctx; + +/* Interface routines for SHA1 */ +extern void pg_sha1_init(pg_sha1_ctx *ctx); +extern void pg_sha1_update(pg_sha1_ctx *ctx, const uint8 *data, size_t len); +extern void pg_sha1_final(pg_sha1_ctx *ctx, uint8 *dest); + +#endif /* PG_SHA1_INT_H */ |