EXIF library (libexif) API 0.6.25

exif-mem.h
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1
5/* exif-mem.h
6 *
7 * Copyright (c) 2003 Lutz Mueller <lutz@users.sourceforge.net>
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the
21 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 * Boston, MA 02110-1301 USA.
23 *
24 * SPDX-License-Identifier: LGPL-2.0-or-later
25 */
26
27#ifndef LIBEXIF_EXIF_MEM_H
28#define LIBEXIF_EXIF_MEM_H
29
30#include <libexif/exif-utils.h>
31
32#ifdef __cplusplus
33 extern "C" {
34#endif /* __cplusplus */
35
41 typedef void * (* ExifMemAllocFunc) (ExifLong s);
42
49 typedef void * (* ExifMemReallocFunc) (void *p, ExifLong s);
50
56 typedef void (* ExifMemFreeFunc) (void *p);
57
59 typedef struct _ExifMem ExifMem;
60
68 ExifMem *exif_mem_new (ExifMemAllocFunc a, ExifMemReallocFunc r,
69 ExifMemFreeFunc f);
72 void exif_mem_ref (ExifMem *);
73
77 void exif_mem_unref (ExifMem *);
78
79 void *exif_mem_alloc (ExifMem *m, ExifLong s);
80 void *exif_mem_realloc (ExifMem *m, void *p, ExifLong s);
81 void exif_mem_free (ExifMem *m, void *p);
82
87 ExifMem *exif_mem_new_default (void);
88
89#ifdef __cplusplus
90}
91#endif /* __cplusplus */
92
93#endif /* !defined(LIBEXIF_EXIF_MEM_H) */
ExifMemFreeFunc
void(* ExifMemFreeFunc)(void *p)
Free method for ExifMem.
Definition exif-mem.h:56
ExifMemAllocFunc
void *(* ExifMemAllocFunc)(ExifLong s)
Should work like calloc()
Definition exif-mem.h:41
ExifMem
struct _ExifMem ExifMem
ExifMem define a memory allocator.
Definition exif-mem.h:59
exif_mem_new_default
ExifMem * exif_mem_new_default(void)
Create a new ExifMem with default values for your convenience.
Definition exif-mem.c:117
exif_mem_ref
void exif_mem_ref(ExifMem *)
Refcount an ExifMem.
Definition exif-mem.c:76
exif_mem_new
ExifMem * exif_mem_new(ExifMemAllocFunc a, ExifMemReallocFunc r, ExifMemFreeFunc f)
Create a new ExifMem.
Definition exif-mem.c:56
exif_mem_unref
void exif_mem_unref(ExifMem *)
Unrefcount an ExifMem.
Definition exif-mem.c:83
ExifMemReallocFunc
void *(* ExifMemReallocFunc)(void *p, ExifLong s)
Should work like realloc()
Definition exif-mem.h:49
exif-utils.h
EXIF data manipulation functions and types.
ExifLong
uint32_t ExifLong
EXIF Unsigned Long data type.
Definition exif-utils.h:56