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Annotation of embedaddon/php/ext/dba/libcdb/cdb.h, revision 1.1.1.4

1.1       misho       1: /*
                      2:    +----------------------------------------------------------------------+
                      3:    | PHP Version 5                                                        |
                      4:    +----------------------------------------------------------------------+
1.1.1.4 ! misho       5:    | Copyright (c) 1997-2014 The PHP Group                                |
1.1       misho       6:    +----------------------------------------------------------------------+
                      7:    | This source file is subject to version 3.01 of the PHP license,      |
                      8:    | that is bundled with this package in the file LICENSE, and is        |
                      9:    | available through the world-wide-web at the following url:           |
                     10:    | http://www.php.net/license/3_01.txt                                  |
                     11:    | If you did not receive a copy of the PHP license and are unable to   |
                     12:    | obtain it through the world-wide-web, please send a note to          |
                     13:    | license@php.net so we can mail you a copy immediately.               |
                     14:    +----------------------------------------------------------------------+
                     15:    | Author: Marcus Boerger <helly@php.net>                               |
                     16:    +----------------------------------------------------------------------+
                     17:  */
                     18: 
1.1.1.2   misho      19: /* $Id$ */
1.1       misho      20: 
                     21: /* incorporated from D.J.Bernstein's cdb-0.75 (http://cr.yp.to/cdb.html)*/
                     22: 
                     23: #ifndef CDB_H
                     24: #define CDB_H
                     25: 
                     26: #include "uint32.h"
                     27: 
                     28: #define CDB_HASHSTART 5381
                     29: 
                     30: struct cdb {
                     31:        php_stream *fp;
                     32:        uint32 loop; /* number of hash slots searched under this key */
                     33:        uint32 khash; /* initialized if loop is nonzero */
                     34:        uint32 kpos; /* initialized if loop is nonzero */
                     35:        uint32 hpos; /* initialized if loop is nonzero */
                     36:        uint32 hslots; /* initialized if loop is nonzero */
                     37:        uint32 dpos; /* initialized if cdb_findnext() returns 1 */
                     38:        uint32 dlen; /* initialized if cdb_findnext() returns 1 */
                     39: };
                     40: 
                     41: uint32 cdb_hash(char *, unsigned int);
                     42: 
                     43: void cdb_free(struct cdb * TSRMLS_DC);
                     44: void cdb_init(struct cdb *, php_stream *fp TSRMLS_DC);
                     45: 
                     46: int cdb_read(struct cdb *, char *, unsigned int, uint32 TSRMLS_DC);
                     47: 
                     48: void cdb_findstart(struct cdb * TSRMLS_DC);
                     49: int cdb_findnext(struct cdb *, char *, unsigned int TSRMLS_DC);
                     50: int cdb_find(struct cdb *, char *, unsigned int TSRMLS_DC);
                     51: 
                     52: #define cdb_datapos(c) ((c)->dpos)
                     53: #define cdb_datalen(c) ((c)->dlen)
                     54: 
                     55: char *cdb_version();
                     56: 
                     57: #endif