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      1 /*	$NetBSD: citrus_db.h,v 1.2 2008/02/09 14:56:20 junyoung Exp $	*/
      2 
      3 /*-
      4  * Copyright (c)2003 Citrus Project,
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _CITRUS_DB_H_
     30 #define _CITRUS_DB_H_
     31 
     32 struct _citrus_db;
     33 struct _citrus_db_locator {
     34 	uint32_t	dl_hashval;
     35 	size_t		dl_offset;
     36 };
     37 
     38 __BEGIN_DECLS
     39 int	_citrus_db_open(struct _citrus_db **, struct _citrus_region *,
     40 			const char *,
     41 			uint32_t (*)(void *, struct _citrus_region *),
     42 			void *);
     43 void	_citrus_db_close(struct _citrus_db *);
     44 int	_citrus_db_lookup(struct _citrus_db *, struct _citrus_region *,
     45 			  struct _citrus_region *,
     46 			  struct _citrus_db_locator *);
     47 int	_citrus_db_lookup_by_string(struct _citrus_db *, const char *,
     48 				    struct _citrus_region *,
     49 				    struct _citrus_db_locator *);
     50 int	_citrus_db_lookup8_by_string(struct _citrus_db *, const char *,
     51 				     uint8_t *,
     52 				     struct _citrus_db_locator *);
     53 int	_citrus_db_lookup16_by_string(struct _citrus_db *, const char *,
     54 				      uint16_t *,
     55 				      struct _citrus_db_locator *);
     56 int	_citrus_db_lookup32_by_string(struct _citrus_db *, const char *,
     57 				      uint32_t *,
     58 				      struct _citrus_db_locator *);
     59 int	_citrus_db_lookup_string_by_string(struct _citrus_db *, const char *,
     60 					   const char **,
     61 					   struct _citrus_db_locator *);
     62 int	_citrus_db_get_number_of_entries(struct _citrus_db *);
     63 int	_citrus_db_get_entry(struct _citrus_db *, int,
     64 			     struct _citrus_region *, struct _citrus_region *);
     65 __END_DECLS
     66 
     67 static __inline void
     68 _citrus_db_locator_init(struct _citrus_db_locator *dl)
     69 {
     70 	dl->dl_hashval = 0;
     71 	dl->dl_offset = 0;
     72 }
     73 
     74 #endif
     75