extern.h revision 1.7 1 1.7 agc /* $NetBSD: extern.h,v 1.7 2003/08/07 16:42:42 agc Exp $ */
2 1.4 cgd
3 1.1 cgd /*-
4 1.3 cgd * Copyright (c) 1991, 1993, 1994
5 1.1 cgd * The Regents of the University of California. All rights reserved.
6 1.1 cgd *
7 1.1 cgd * Redistribution and use in source and binary forms, with or without
8 1.1 cgd * modification, are permitted provided that the following conditions
9 1.1 cgd * are met:
10 1.1 cgd * 1. Redistributions of source code must retain the above copyright
11 1.1 cgd * notice, this list of conditions and the following disclaimer.
12 1.1 cgd * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 cgd * notice, this list of conditions and the following disclaimer in the
14 1.1 cgd * documentation and/or other materials provided with the distribution.
15 1.7 agc * 3. Neither the name of the University nor the names of its contributors
16 1.1 cgd * may be used to endorse or promote products derived from this software
17 1.1 cgd * without specific prior written permission.
18 1.1 cgd *
19 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 1.1 cgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 1.1 cgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 1.1 cgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 1.1 cgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 1.1 cgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 1.1 cgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 1.1 cgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 1.1 cgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 1.1 cgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 1.1 cgd * SUCH DAMAGE.
30 1.1 cgd *
31 1.3 cgd * @(#)extern.h 8.4 (Berkeley) 6/16/94
32 1.1 cgd */
33 1.1 cgd
34 1.1 cgd BUFHEAD *__add_ovflpage __P((HTAB *, BUFHEAD *));
35 1.1 cgd int __addel __P((HTAB *, BUFHEAD *, const DBT *, const DBT *));
36 1.1 cgd int __big_delete __P((HTAB *, BUFHEAD *));
37 1.1 cgd int __big_insert __P((HTAB *, BUFHEAD *, const DBT *, const DBT *));
38 1.1 cgd int __big_keydata __P((HTAB *, BUFHEAD *, DBT *, DBT *, int));
39 1.1 cgd int __big_return __P((HTAB *, BUFHEAD *, int, DBT *, int));
40 1.1 cgd int __big_split __P((HTAB *, BUFHEAD *, BUFHEAD *, BUFHEAD *,
41 1.3 cgd int, u_int32_t, SPLIT_RETURN *));
42 1.1 cgd int __buf_free __P((HTAB *, int, int));
43 1.6 christos void __buf_init __P((HTAB *, u_int));
44 1.3 cgd u_int32_t __call_hash __P((HTAB *, char *, int));
45 1.1 cgd int __delpair __P((HTAB *, BUFHEAD *, int));
46 1.1 cgd int __expand_table __P((HTAB *));
47 1.1 cgd int __find_bigpair __P((HTAB *, BUFHEAD *, int, char *, int));
48 1.3 cgd u_int16_t __find_last_page __P((HTAB *, BUFHEAD **));
49 1.1 cgd void __free_ovflpage __P((HTAB *, BUFHEAD *));
50 1.3 cgd BUFHEAD *__get_buf __P((HTAB *, u_int32_t, BUFHEAD *, int));
51 1.3 cgd int __get_page __P((HTAB *, char *, u_int32_t, int, int, int));
52 1.3 cgd int __ibitmap __P((HTAB *, int, int, int));
53 1.3 cgd u_int32_t __log2 __P((u_int32_t));
54 1.3 cgd int __put_page __P((HTAB *, char *, u_int32_t, int, int));
55 1.1 cgd void __reclaim_buf __P((HTAB *, BUFHEAD *));
56 1.3 cgd int __split_page __P((HTAB *, u_int32_t, u_int32_t));
57 1.1 cgd
58 1.1 cgd /* Default hash routine. */
59 1.3 cgd extern u_int32_t (*__default_hash) __P((const void *, size_t));
60 1.1 cgd
61 1.1 cgd #ifdef HASH_STATISTICS
62 1.3 cgd extern int hash_accesses, hash_collisions, hash_expansions, hash_overflows;
63 1.1 cgd #endif
64