1996-01-02 08:57:42 +00:00
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/*-
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* Copyright (c) 1991, 1993, 1994
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* The Regents of the University of California. 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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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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* @(#)extern.h 8.4 (Berkeley) 6/16/94
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*/
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BUFHEAD *__add_ovflpage __P((HTAB *, BUFHEAD *));
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int __addel __P((HTAB *, BUFHEAD *, const DBT *, const DBT *));
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int __big_delete __P((HTAB *, BUFHEAD *));
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int __big_insert __P((HTAB *, BUFHEAD *, const DBT *, const DBT *));
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int __big_keydata __P((HTAB *, BUFHEAD *, DBT *, DBT *, int));
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int __big_return __P((HTAB *, BUFHEAD *, int, DBT *, int));
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int __big_split __P((HTAB *, BUFHEAD *, BUFHEAD *, BUFHEAD *,
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int, u_int32_t, SPLIT_RETURN *));
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int __buf_free __P((HTAB *, int, int));
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void __buf_init __P((HTAB *, int));
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u_int32_t __call_hash __P((HTAB *, char *, int));
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int __delpair __P((HTAB *, BUFHEAD *, int));
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int __expand_table __P((HTAB *));
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int __find_bigpair __P((HTAB *, BUFHEAD *, int, char *, int));
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u_int16_t __find_last_page __P((HTAB *, BUFHEAD **));
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void __free_ovflpage __P((HTAB *, BUFHEAD *));
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BUFHEAD *__get_buf __P((HTAB *, u_int32_t, BUFHEAD *, int));
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int __get_page __P((HTAB *, char *, u_int32_t, int, int, int));
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int __ibitmap __P((HTAB *, int, int, int));
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1997-05-29 12:06:58 +00:00
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u_int32_t __hash_log2 __P((u_int32_t));
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1996-01-02 08:57:42 +00:00
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int __put_page __P((HTAB *, char *, u_int32_t, int, int));
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void __reclaim_buf __P((HTAB *, BUFHEAD *));
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int __split_page __P((HTAB *, u_int32_t, u_int32_t));
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/* Default hash routine. */
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extern u_int32_t (*__default_hash) __P((const void *, size_t));
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#ifdef HASH_STATISTICS
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extern int hash_accesses, hash_collisions, hash_expansions, hash_overflows;
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#endif
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