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/*
* Copyright © 2018 Google, Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* Google Author(s): Behdad Esfahbod
*/
#if !defined(HB_H_IN) && !defined(HB_NO_SINGLE_HEADER_ERROR)
#error "Include <hb.h> instead."
#endif
#ifndef HB_MAP_H
#define HB_MAP_H
#include "hb-common.h"
HB_BEGIN_DECLS
/**
* HB_MAP_VALUE_INVALID:
*
* Unset #hb_map_t value.
*
* Since: 1.7.7
*/
#define HB_MAP_VALUE_INVALID ((hb_codepoint_t) -1)
/**
* hb_map_t:
*
* Data type for holding integer-to-integer hash maps.
*
**/
typedef struct hb_map_t hb_map_t;
HB_EXTERN hb_map_t *
hb_map_create (void);
HB_EXTERN hb_map_t *
hb_map_get_empty (void);
HB_EXTERN hb_map_t *
hb_map_reference (hb_map_t *map);
HB_EXTERN void
hb_map_destroy (hb_map_t *map);
HB_EXTERN hb_bool_t
hb_map_set_user_data (hb_map_t *map,
hb_user_data_key_t *key,
void * data,
hb_destroy_func_t destroy,
hb_bool_t replace);
HB_EXTERN void *
hb_map_get_user_data (const hb_map_t *map,
hb_user_data_key_t *key);
/* Returns false if allocation has failed before */
HB_EXTERN hb_bool_t
hb_map_allocation_successful (const hb_map_t *map);
HB_EXTERN hb_map_t *
hb_map_copy (const hb_map_t *map);
HB_EXTERN void
hb_map_clear (hb_map_t *map);
HB_EXTERN hb_bool_t
hb_map_is_empty (const hb_map_t *map);
HB_EXTERN unsigned int
hb_map_get_population (const hb_map_t *map);
HB_EXTERN hb_bool_t
hb_map_is_equal (const hb_map_t *map,
const hb_map_t *other);
HB_EXTERN unsigned int
hb_map_hash (const hb_map_t *map);
HB_EXTERN void
hb_map_set (hb_map_t *map,
hb_codepoint_t key,
hb_codepoint_t value);
HB_EXTERN hb_codepoint_t
hb_map_get (const hb_map_t *map,
hb_codepoint_t key);
HB_EXTERN void
hb_map_del (hb_map_t *map,
hb_codepoint_t key);
HB_EXTERN hb_bool_t
hb_map_has (const hb_map_t *map,
hb_codepoint_t key);
HB_END_DECLS
#endif /* HB_MAP_H */
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