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/*
* Copyright © 2022 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.
*
*/
#ifndef HB_SUBSET_SERIALIZE_H
#define HB_SUBSET_SERIALIZE_H
#include "hb.h"
HB_BEGIN_DECLS
/**
* hb_subset_serialize_link_t:
* @width: offsetSize in bytes
* @position: position of the offset field in bytes from
* beginning of subtable
* @objidx: index of subtable
*
* Represents a link between two objects in the object graph
* to be serialized.
*
* Since: 10.2.0
*/
typedef struct hb_subset_serialize_link_t {
unsigned int width;
unsigned int position;
unsigned int objidx;
} hb_subset_serialize_link_t;
/**
* hb_subset_serialize_object_t:
* @head: start of object data
* @tail: end of object data
* @num_real_links: number of offset field in the object
* @real_links: array of offset info
* @num_virtual_links: number of objects that must be packed
* after current object in the final
* serialized order
* @virtual_links: array of virtual link info
*
* Represents an object in the object graph to be serialized.
*
* Since: 10.2.0
*/
typedef struct hb_subset_serialize_object_t {
char *head;
char *tail;
unsigned int num_real_links;
hb_subset_serialize_link_t *real_links;
unsigned int num_virtual_links;
hb_subset_serialize_link_t *virtual_links;
} hb_subset_serialize_object_t;
HB_EXTERN hb_blob_t *
hb_subset_serialize_or_fail (hb_tag_t table_tag,
hb_subset_serialize_object_t *hb_objects,
unsigned num_hb_objs);
HB_END_DECLS
#endif /* HB_SUBSET_SERIALIZE_H */