lib/libc/citrus/citrus_db.h

   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