2 * Copyright (C) 2009 Red Hat, Inc.
4 * This is part of HarfBuzz, an OpenType Layout engine library.
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.
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
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.
24 * Red Hat Author(s): Behdad Esfahbod
30 #include "hb-common.h"
35 HB_MEMORY_MODE_DUPLICATE,
36 HB_MEMORY_MODE_READONLY,
37 HB_MEMORY_MODE_WRITEABLE,
38 HB_MEMORY_MODE_READONLY_NEVER_DUPLICATE,
39 HB_MEMORY_MODE_READONLY_MAY_MAKE_WRITEABLE,
42 typedef struct _hb_blob_t hb_blob_t;
45 hb_blob_create (const char *data,
47 hb_memory_mode_t mode,
48 hb_destroy_func_t destroy,
52 hb_blob_create_sub_blob (hb_blob_t *parent,
57 hb_blob_create_empty (void);
60 hb_blob_reference (hb_blob_t *blob);
63 hb_blob_get_reference_count (hb_blob_t *blob);
66 hb_blob_destroy (hb_blob_t *blob);
69 hb_blob_get_data (hb_blob_t *blob,
70 unsigned int *length);
73 hb_blob_is_writeable (hb_blob_t *blob);
76 hb_blob_try_writeable_inplace (hb_blob_t *blob);
78 /* DANGER: May rebase or nullify */
80 hb_blob_make_writeable (hb_blob_t *blob);
84 #endif /* HB_BLOB_H */