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  1. /*
  2.  * Copyright (c) 2008 Lukas Mejdrech
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. /** @addtogroup net
  30.  * @{
  31.  */
  32.  
  33. /** @file
  34.  */
  35.  
  36. #ifndef __CHAR_MAP_H__
  37. #define __CHAR_MAP_H__
  38.  
  39. #define CHAR_MAP_NULL   ( -1 )
  40.  
  41. typedef struct char_map char_map_t;
  42. typedef char_map_t *    char_map_ref;
  43.  
  44. struct  char_map{
  45.     char        c;
  46.     int     value;
  47.     int     size;
  48.     int     next;
  49.     char_map_ref *  items;
  50.     int     magic;
  51. };
  52.  
  53. int char_map_add( char_map_ref map, const char * identifier, const int value );
  54. void    char_map_destroy( char_map_ref map );
  55. int char_map_exclude( char_map_ref map, const char * identifier );
  56. int char_map_find( char_map_ref map, const char * identifier );
  57. int char_map_get_value( char_map_ref map );
  58. int char_map_initialize( char_map_ref map );
  59. int char_map_update( char_map_ref map, const char * identifier, const int value );
  60.  
  61. #endif
  62.  
  63. /** @}
  64.  */
  65.