lib/libc/citrus/citrus_db.h

   1 /*      $NetBSD: src/lib/libc/citrus/citrus_db.h,v 1.1 2003/06/25 09:51:29 tshiozak Exp $       */
   2 /*      $DragonFly: src/lib/libc/citrus/citrus_db.h,v 1.1 2005/03/12 00:33:53 joerg Exp $ */
   3
   4
   5 /*-
   6  * Copyright (c)2003 Citrus Project,
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  28  * SUCH DAMAGE.
  29  */
  30
  31 #ifndef _CITRUS_DB_H_
  32 #define _CITRUS_DB_H_
  33
  34 struct _citrus_db;
  35 struct _citrus_db_locator {
  36         u_int32_t       dl_hashval;
  37         size_t          dl_offset;
  38 };
  39
  40 __BEGIN_DECLS
  41 int     _citrus_db_open(struct _citrus_db **, struct _citrus_region *,
  42                         const char *,
  43                         u_int32_t (*)(void *, struct _citrus_region *),
  44                         void *);
  45 void    _citrus_db_close(struct _citrus_db *);
  46 int     _citrus_db_lookup(struct _citrus_db *, struct _citrus_region *,
  47                           struct _citrus_region *,
  48                           struct _citrus_db_locator *);
  49 int     _citrus_db_lookup_by_string(struct _citrus_db *, const char *,
  50                                     struct _citrus_region *,
  51                                     struct _citrus_db_locator *);
  52 int     _citrus_db_lookup8_by_string(struct _citrus_db *, const char *,
  53                                      u_int8_t *,
  54                                      struct _citrus_db_locator *);
  55 int     _citrus_db_lookup16_by_string(struct _citrus_db *, const char *,
  56                                       u_int16_t *,
  57                                       struct _citrus_db_locator *);
  58 int     _citrus_db_lookup32_by_string(struct _citrus_db *, const char *,
  59                                       u_int32_t *,
  60                                       struct _citrus_db_locator *);
  61 int     _citrus_db_lookup_string_by_string(struct _citrus_db *, const char *,
  62                                            const char **,
  63                                            struct _citrus_db_locator *);
  64 int     _citrus_db_get_number_of_entries(struct _citrus_db *);
  65 int     _citrus_db_get_entry(struct _citrus_db *, int,
  66                              struct _citrus_region *, struct _citrus_region *);
  67 __END_DECLS
  68
  69 static __inline void
  70 _citrus_db_locator_init(struct _citrus_db_locator *dl)
  71 {
  72         dl->dl_hashval = 0;
  73         dl->dl_offset = 0;
  74 }
  75
  76 #endif