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mem.h
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1 /*
2  * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without modification,
6  * are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice,
9  * this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright notice,
11  * this list of conditions and the following disclaimer in the documentation
12  * and/or other materials provided with the distribution.
13  * 3. The name of the author may not be used to endorse or promote products
14  * derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
19  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
21  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
24  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
25  * OF SUCH DAMAGE.
26  *
27  * This file is part of the lwIP TCP/IP stack.
28  *
29  * Author: Adam Dunkels <adam@sics.se>
30  *
31  */
32 #ifndef __LWIP_MEM_H__
33 #define __LWIP_MEM_H__
34 
35 #include "lwip/opt.h"
36 #include "lwip/arch.h"
37 
38 #if MEM_SIZE > 64000l
39 typedef u32_t mem_size_t;
40 #else
41 typedef u16_t mem_size_t;
42 #endif /* MEM_SIZE > 64000 */
43 
44 
45 void mem_init(void);
46 
48 void mem_free(void *mem);
49 void *mem_realloc(void *mem, mem_size_t size);
50 void *mem_reallocm(void *mem, mem_size_t size);
51 
52 #ifndef MEM_ALIGN_SIZE
53 #define MEM_ALIGN_SIZE(size) (((size) + MEM_ALIGNMENT - 1) & ~(MEM_ALIGNMENT-1))
54 #endif
55 
56 #ifndef MEM_ALIGN
57 #define MEM_ALIGN(addr) ((void *)(((mem_ptr_t)(addr) + MEM_ALIGNMENT - 1) & ~(mem_ptr_t)(MEM_ALIGNMENT-1)))
58 #endif
59 
60 #endif /* __LWIP_MEM_H__ */
61 
void * mem_realloc(void *mem, mem_size_t size)
Definition: mem.c:191
Definition: memr.c:17
GLsizeiptr size
Definition: glext.h:6559
void * mem_reallocm(void *mem, mem_size_t size)
Definition: mem.c:178
u16_t mem_size_t
Definition: mem.h:41
void mem_free(void *mem)
Definition: mem.c:138
void mem_init(void)
Definition: mem.c:115
u32 u32_t
Definition: cc.h:47
void * mem_malloc(mem_size_t size)
Definition: mem.c:242
u16 u16_t
Definition: cc.h:45