1/*
2 * Copyright © 2011  Google, Inc.
3 *
4 *  This is part of HarfBuzz, a text shaping library.
5 *
6 * Permission is hereby granted, without written agreement and without
7 * license or royalty fees, to use, copy, modify, and distribute this
8 * software and its documentation for any purpose, provided that the
9 * above copyright notice and the following two paragraphs appear in
10 * all copies of this software.
11 *
12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
16 * DAMAGE.
17 *
18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20 * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
23 *
24 * Google Author(s): Behdad Esfahbod
25 */
26
27#include "hb-private.hh"
28
29/* g++ didn't like older gtype.h gcc-only code path. */
30#include <glib.h>
31#if !GLIB_CHECK_VERSION(2,29,16)
32#undef __GNUC__
33#undef __GNUC_MINOR__
34#define __GNUC__ 2
35#define __GNUC_MINOR__ 6
36#endif
37
38#include "hb-gobject.h"
39
40#define HB_DEFINE_BOXED_TYPE(name,copy_func,free_func) \
41GType \
42hb_gobject_##name##_get_type (void) \
43{ \
44   static gsize type_id = 0; \
45   if (g_once_init_enter (&type_id)) { \
46      GType id = g_boxed_type_register_static (g_intern_static_string ("hb_" #name "_t"), \
47					       (GBoxedCopyFunc) copy_func, \
48					       (GBoxedFreeFunc) free_func); \
49      g_once_init_leave (&type_id, id); \
50   } \
51   return type_id; \
52}
53
54#define HB_DEFINE_OBJECT_TYPE(name) \
55	HB_DEFINE_BOXED_TYPE (name, hb_##name##_reference, hb_##name##_destroy);
56
57#define HB_DEFINE_VALUE_TYPE(name) \
58	static hb_##name##_t *_hb_##name##_reference (const hb_##name##_t *l) \
59	{ \
60	  hb_##name##_t *c = (hb_##name##_t *) calloc (1, sizeof (hb_##name##_t)); \
61	  if (unlikely (!c)) return nullptr; \
62	  *c = *l; \
63	  return c; \
64	} \
65	static void _hb_##name##_destroy (hb_##name##_t *l) { free (l); } \
66	HB_DEFINE_BOXED_TYPE (name, _hb_##name##_reference, _hb_##name##_destroy);
67
68HB_DEFINE_OBJECT_TYPE (buffer)
69HB_DEFINE_OBJECT_TYPE (blob)
70HB_DEFINE_OBJECT_TYPE (face)
71HB_DEFINE_OBJECT_TYPE (font)
72HB_DEFINE_OBJECT_TYPE (font_funcs)
73HB_DEFINE_OBJECT_TYPE (set)
74HB_DEFINE_OBJECT_TYPE (shape_plan)
75HB_DEFINE_OBJECT_TYPE (unicode_funcs)
76HB_DEFINE_VALUE_TYPE (feature)
77HB_DEFINE_VALUE_TYPE (glyph_info)
78HB_DEFINE_VALUE_TYPE (glyph_position)
79HB_DEFINE_VALUE_TYPE (segment_properties)
80HB_DEFINE_VALUE_TYPE (user_data_key)
81
82HB_DEFINE_VALUE_TYPE (ot_math_glyph_variant)
83HB_DEFINE_VALUE_TYPE (ot_math_glyph_part)
84