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/src/ftk_allocator.h

http://ftk.googlecode.com/
C++ Header | 71 lines | 28 code | 14 blank | 29 comment | 0 complexity | c7de8cccf5ecf04283f3564b0fa0e587 MD5 | raw file
 1/*
 2 * File: ftk_allocator.h    
 3 * Author:  Li XianJing <xianjimli@hotmail.com>
 4 * Brief:   memory allocator interface.
 5 *
 6 * Copyright (c) 2009 - 2010  Li XianJing <xianjimli@hotmail.com>
 7 *
 8 * Licensed under the Academic Free License version 2.1
 9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
23 */
24
25/*
26 * History:
27 * ================================================================
28 * 2010-01-31 Li XianJing <xianjimli@hotmail.com> created
29 *
30 */
31
32#ifndef FTK_ALLOCATOR_H
33#define FTK_ALLOCATOR_H
34
35#include "ftk_typedef.h"
36
37FTK_BEGIN_DECLS
38
39struct _FtkAllocator;
40typedef struct _FtkAllocator FtkAllocator;
41
42typedef void* (*FtkAllocatorAlloc)(FtkAllocator* thiz, size_t size);
43typedef void* (*FtkAllocatorRealloc)(FtkAllocator* thiz, void* ptr, size_t new_size);
44typedef void  (*FtkAllocatorFree)(FtkAllocator* thiz, void* ptr);
45typedef void  (*FtkAllocatorDestroy)(FtkAllocator* thiz);
46
47struct _FtkAllocator
48{
49	FtkAllocatorAlloc   alloc;
50	FtkAllocatorRealloc realloc;
51	FtkAllocatorFree    free;
52	FtkAllocatorDestroy destroy;
53
54	char priv[ZERO_LEN_ARRAY];
55};
56
57void* ftk_allocator_alloc(FtkAllocator* thiz, size_t size);
58void* ftk_allocator_realloc(FtkAllocator* thiz, void* ptr, size_t new_size);
59void  ftk_allocator_free(FtkAllocator* thiz, void* ptr);
60void  ftk_allocator_destroy(FtkAllocator* thiz);
61
62char* ftk_strdup(const char* str);
63void* ftk_allocator_zalloc(FtkAllocator* thiz, size_t size);
64void  ftk_allocator_zfree(FtkAllocator* thiz, void* ptr, size_t size);
65
66extern FtkAllocator*      ftk_default_allocator(void);
67
68FTK_END_DECLS
69
70#endif/*FTK_ALLOCATOR_H*/
71