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57 lines
2.1 KiB
C
57 lines
2.1 KiB
C
/*
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+----------------------------------------------------------------------+
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| PHP Version 7 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997-2016 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Author: Marcus Boerger <helly@php.net> |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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/* incorporated from D.J.Bernstein's cdb-0.75 (http://cr.yp.to/cdb.html)*/
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#ifndef CDB_H
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#define CDB_H
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#include "uint32.h"
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#define CDB_HASHSTART 5381
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struct cdb {
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php_stream *fp;
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uint32 loop; /* number of hash slots searched under this key */
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uint32 khash; /* initialized if loop is nonzero */
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uint32 kpos; /* initialized if loop is nonzero */
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uint32 hpos; /* initialized if loop is nonzero */
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uint32 hslots; /* initialized if loop is nonzero */
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uint32 dpos; /* initialized if cdb_findnext() returns 1 */
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uint32 dlen; /* initialized if cdb_findnext() returns 1 */
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};
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uint32 cdb_hash(char *, unsigned int);
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void cdb_free(struct cdb *);
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void cdb_init(struct cdb *, php_stream *fp);
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int cdb_read(struct cdb *, char *, unsigned int, uint32);
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void cdb_findstart(struct cdb *);
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int cdb_findnext(struct cdb *, char *, unsigned int);
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int cdb_find(struct cdb *, char *, unsigned int);
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#define cdb_datapos(c) ((c)->dpos)
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#define cdb_datalen(c) ((c)->dlen)
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char *cdb_version();
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#endif
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