2 * Copyright © 2009 Red Hat, Inc.
3 * Copyright © 2018 Google, Inc.
5 * This is part of HarfBuzz, a text shaping library.
7 * Permission is hereby granted, without written agreement and without
8 * license or royalty fees, to use, copy, modify, and distribute this
9 * software and its documentation for any purpose, provided that the
10 * above copyright notice and the following two paragraphs appear in
11 * all copies of this software.
13 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
14 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
15 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
16 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
19 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
20 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
21 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
22 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
23 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
25 * Red Hat Author(s): Behdad Esfahbod
26 * Google Author(s): Behdad Esfahbod
29 #ifndef HB_BLOB_PRIVATE_HH
30 #define HB_BLOB_PRIVATE_HH
32 #include "hb-private.hh"
34 #include "hb-object-private.hh"
43 inline void fini_shallow (void)
48 inline void destroy_user_data (void)
58 HB_INTERNAL bool try_make_writable (void);
59 HB_INTERNAL bool try_make_writable_inplace (void);
60 HB_INTERNAL bool try_make_writable_inplace_unix (void);
62 inline void lock (void)
64 hb_blob_make_immutable (this);
67 template <typename Type>
68 inline const Type* as (void) const
70 return unlikely (!data) ? &Null(Type) : reinterpret_cast<const Type *> (data);
74 hb_object_header_t header;
81 hb_memory_mode_t mode;
84 hb_destroy_func_t destroy;
88 #endif /* HB_BLOB_PRIVATE_HH */