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/*
* pair_ht.h
*
* Two (char *) hash table
* Copyright (c) 1988, 89, 90, 91, 92, 93 Miguel Santana
* Copyright (c) 1995, 96, 97, 98 Akim Demaille, Miguel Santana
*
*/
/*
* This file is part of a2ps.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* $Id: pair_ht.h,v 1.3 1998/02/11 10:13:21 demaille Exp $
*/
#ifndef _PAIR_HT_H_
#define _PAIR_HT_H_
struct pair_htable;
/*
* The type of the functions given as argument to pair_table_map
*/
typedef void (* pair_ht_map_fn_t) PARAMS ((int i,
const char * key,
const char * value,
void const * arg));
typedef int (* pair_ht_select_fn_t) PARAMS ((const char * key,
const char * value));
/*
* String_Entrys
*/
struct pair_htable * pair_table_new PARAMS ((void));
void pair_table_free PARAMS ((struct pair_htable * table));
/*
* KEY and VALUE will be strdup'd
*/
void pair_add PARAMS ((struct pair_htable * table,
const char * key, const char * value));
/*
* The key and value of the matching item will be free'd
* (No problem if KEY matches nothing)
*/
void pair_delete PARAMS ((struct pair_htable * table, const char * key));
/*
* Returns NULL when KEY is not used, otherwise its associated VALUE
* in TABLE
*/
char * pair_get PARAMS ((struct pair_htable * table,
const char * key));
void pair_table_list_short PARAMS ((struct pair_htable * table,
FILE * stream));
void pair_table_list_long PARAMS ((struct pair_htable * table,
FILE * stream));
void pair_table_self_print PARAMS ((struct pair_htable * table,
FILE * stream));
/*
* Map a function to the content of the table
*/
void pair_table_map PARAMS ((struct pair_htable * table,
pair_ht_map_fn_t map_fn,
pair_ht_select_fn_t select_fn,
void const * arg));
/*
* Load entries from a map file
*/
int pair_table_load PARAMS ((struct pair_htable * table,
const char * file));
#endif
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