kc3-lang/harfbuzz/src/hb-subset-serialize.h

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  Date : 2025-01-11T18:13:18
  

  10.2.0
  

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• src/hb-subset-serialize.h

• /*
   * 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 */
  

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