1/* Copyright (C) 2001-2017 Artifex Software, Inc.
2 * All Rights Reserved.
3 *
4 * This software is provided AS-IS with no warranty, either express or
5 * implied.
6 *
7 * This software is distributed under license and may not be copied,
8 * modified or distributed except as expressly authorized under the terms
9 * of the license contained in the file LICENSE in this distribution.
10 *
11 * Refer to licensing information at http://www.artifex.com or contact
12 * Artifex Software, Inc., 7 Mt. Lassen Drive - Suite A-134, San Rafael,
13 * CA 94903, U.S.A., +1(415)492-9861, for further information.
14 */
15
16typedef JMETHOD(long, j_custmem_init_ptr, (j_common_ptr cinfo));
17typedef JMETHOD(void, j_custmem_term_ptr, (j_common_ptr cinfo));
18typedef JMETHOD(long, j_custmem_avail_ptr, (j_common_ptr cinfo));
19typedef JMETHOD(void *, j_custmem_get_small_ptr, (j_common_ptr cinfo, size_t size));
20typedef JMETHOD(void, j_custmem_free_small_ptr, (j_common_ptr cinfo, void *object, size_t size));
21typedef JMETHOD(void *, j_cust_mem_get_large_ptr, (j_common_ptr cinfo, size_t size));
22typedef JMETHOD(void, j_custmem_free_large_ptr, (j_common_ptr cinfo, void *object, size_t size));
23typedef JMETHOD(void, j_custmem_open_backing_store_ptr, (j_common_ptr cinfo, backing_store_ptr info, long total_bytes_needed));
24
25typedef struct {
26 j_custmem_init_ptr j_mem_init;
27 j_custmem_term_ptr j_mem_term;
28 j_custmem_avail_ptr j_mem_avail;
29 j_custmem_get_small_ptr j_mem_get_small;
30 j_custmem_free_small_ptr j_mem_free_small;
31 j_cust_mem_get_large_ptr j_mem_get_large;
32 j_custmem_free_large_ptr j_mem_free_large;
33 j_custmem_open_backing_store_ptr j_mem_open_backing_store;
34 void *priv;
35} jpeg_cust_mem_data;
36
37#define GET_CUST_MEM_DATA(c) ((jpeg_cust_mem_data *)c->client_data)
38
39GLOBAL(jpeg_cust_mem_data *)
40 jpeg_cust_mem_init(jpeg_cust_mem_data *custm, void *priv,
41 j_custmem_init_ptr init,
42 j_custmem_term_ptr term,
43 j_custmem_avail_ptr avail,
44 j_custmem_get_small_ptr get_small,
45 j_custmem_free_small_ptr free_small,
46 j_cust_mem_get_large_ptr get_large,
47 j_custmem_free_large_ptr free_large,
48 j_custmem_open_backing_store_ptr open_backing_store);
49