text: /*	$NetBSD: citrus_lookup.h,v 1.2 2004/07/21 14:16:34 tshiozak Exp $
   */
  
  /*-
   * Copyright (c)2003 Citrus Project,
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   */
  
  #ifndef _CITRUS_LOOKUP_H_
  #define _CITRUS_LOOKUP_H_
  
  #define _CITRUS_LOOKUP_CASE_SENSITIVE 0
  #define _CITRUS_LOOKUP_CASE_IGNORE 1
  
  struct _citrus_lookup;
  __BEGIN_DECLS
  char *_citrus_lookup_simple(const char *, const char *, char *, size_t, int);
  int _citrus_lookup_seq_open(struct _citrus_lookup **, const char *, int);
  void _citrus_lookup_seq_rewind(struct _citrus_lookup *);
  int _citrus_lookup_seq_next(struct _citrus_lookup *, struct _region *,
                              struct _region *);
  int _citrus_lookup_seq_lookup(struct _citrus_lookup *, const char *,
                                struct _region *);
  int _citrus_lookup_get_number_of_entries(struct _citrus_lookup *);
  void _citrus_lookup_seq_close(struct _citrus_lookup *);
  __END_DECLS
  
  static __inline const char *_citrus_lookup_alias(const char *path,
                                                   const char *key, char *buf,
                                                   size_t n, int ignore_case) {
    const char *ret;
  
    ret = _citrus_lookup_simple(path, key, buf, n, ignore_case);
    if (ret == NULL)
      ret = key;
  
    return ret;
  }
  
  #endif
  