ReactOS 0.4.16-dev-297-gc569aee
memp_priv.h
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1
6/*
7 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without modification,
11 * are permitted provided that the following conditions are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright notice,
14 * this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright notice,
16 * this list of conditions and the following disclaimer in the documentation
17 * and/or other materials provided with the distribution.
18 * 3. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
22 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
24 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
26 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
30 * OF SUCH DAMAGE.
31 *
32 * This file is part of the lwIP TCP/IP stack.
33 *
34 * Author: Adam Dunkels <adam@sics.se>
35 *
36 */
37
38#ifndef LWIP_HDR_MEMP_PRIV_H
39#define LWIP_HDR_MEMP_PRIV_H
40
41#include "lwip/opt.h"
42
43#ifdef __cplusplus
44extern "C" {
45#endif
46
47#include "lwip/mem.h"
48#include "lwip/priv/mem_priv.h"
49
50#if MEMP_OVERFLOW_CHECK
51
52
53/* MEMP_SIZE: save space for struct memp and for sanity check */
54#define MEMP_SIZE (LWIP_MEM_ALIGN_SIZE(sizeof(struct memp)) + MEM_SANITY_REGION_BEFORE_ALIGNED)
55#define MEMP_ALIGN_SIZE(x) (LWIP_MEM_ALIGN_SIZE(x) + MEM_SANITY_REGION_AFTER_ALIGNED)
56
57#else /* MEMP_OVERFLOW_CHECK */
58
59/* No sanity checks
60 * We don't need to preserve the struct memp while not allocated, so we
61 * can save a little space and set MEMP_SIZE to 0.
62 */
63#define MEMP_SIZE 0
64#define MEMP_ALIGN_SIZE(x) (LWIP_MEM_ALIGN_SIZE(x))
65
66#endif /* MEMP_OVERFLOW_CHECK */
67
68#if !MEMP_MEM_MALLOC || MEMP_OVERFLOW_CHECK
69struct memp {
70 struct memp *next;
71#if MEMP_OVERFLOW_CHECK
72 const char *file;
73 int line;
74#endif /* MEMP_OVERFLOW_CHECK */
75};
76#endif /* !MEMP_MEM_MALLOC || MEMP_OVERFLOW_CHECK */
77
78#if MEM_USE_POOLS && MEMP_USE_CUSTOM_POOLS
79/* Use a helper type to get the start and end of the user "memory pools" for mem_malloc */
80typedef enum {
81 /* Get the first (via:
82 MEMP_POOL_HELPER_START = ((u8_t) 1*MEMP_POOL_A + 0*MEMP_POOL_B + 0*MEMP_POOL_C + 0)*/
83 MEMP_POOL_HELPER_FIRST = ((u8_t)
85#define LWIP_MALLOC_MEMPOOL_START 1
86#define LWIP_MALLOC_MEMPOOL(num, size) * MEMP_POOL_##size + 0
87#define LWIP_MALLOC_MEMPOOL_END
88#include "lwip/priv/memp_std.h"
89 ) ,
90 /* Get the last (via:
91 MEMP_POOL_HELPER_END = ((u8_t) 0 + MEMP_POOL_A*0 + MEMP_POOL_B*0 + MEMP_POOL_C*1) */
92 MEMP_POOL_HELPER_LAST = ((u8_t)
93#define LWIP_MEMPOOL(name,num,size,desc)
94#define LWIP_MALLOC_MEMPOOL_START
95#define LWIP_MALLOC_MEMPOOL(num, size) 0 + MEMP_POOL_##size *
96#define LWIP_MALLOC_MEMPOOL_END 1
97#include "lwip/priv/memp_std.h"
98 )
99} memp_pool_helper_t;
100
101/* The actual start and stop values are here (cast them over)
102 We use this helper type and these defines so we can avoid using const memp_t values */
103#define MEMP_POOL_FIRST ((memp_t) MEMP_POOL_HELPER_FIRST)
104#define MEMP_POOL_LAST ((memp_t) MEMP_POOL_HELPER_LAST)
105#endif /* MEM_USE_POOLS && MEMP_USE_CUSTOM_POOLS */
106
108struct memp_desc {
109#if defined(LWIP_DEBUG) || MEMP_OVERFLOW_CHECK || LWIP_STATS_DISPLAY
111 const char *desc;
112#endif /* LWIP_DEBUG || MEMP_OVERFLOW_CHECK || LWIP_STATS_DISPLAY */
113#if MEMP_STATS
115 struct stats_mem *stats;
116#endif
117
120
121#if !MEMP_MEM_MALLOC
124
127
129 struct memp **tab;
130#endif /* MEMP_MEM_MALLOC */
131};
132
133#if defined(LWIP_DEBUG) || MEMP_OVERFLOW_CHECK || LWIP_STATS_DISPLAY
134#define DECLARE_LWIP_MEMPOOL_DESC(desc) (desc),
135#else
136#define DECLARE_LWIP_MEMPOOL_DESC(desc)
137#endif
138
139#if MEMP_STATS
140#define LWIP_MEMPOOL_DECLARE_STATS_INSTANCE(name) static struct stats_mem name;
141#define LWIP_MEMPOOL_DECLARE_STATS_REFERENCE(name) &name,
142#else
143#define LWIP_MEMPOOL_DECLARE_STATS_INSTANCE(name)
144#define LWIP_MEMPOOL_DECLARE_STATS_REFERENCE(name)
145#endif
146
147void memp_init_pool(const struct memp_desc *desc);
148
149#if MEMP_OVERFLOW_CHECK
150void *memp_malloc_pool_fn(const struct memp_desc* desc, const char* file, const int line);
151#define memp_malloc_pool(d) memp_malloc_pool_fn((d), __FILE__, __LINE__)
152#else
153void *memp_malloc_pool(const struct memp_desc *desc);
154#endif
155void memp_free_pool(const struct memp_desc* desc, void *mem);
156
157#ifdef __cplusplus
158}
159#endif
160
161#endif /* LWIP_HDR_MEMP_PRIV_H */
GLsizeiptr size
Definition: glext.h:5919
GLuint GLuint num
Definition: glext.h:9618
uint8_t u8_t
Definition: arch.h:125
uint16_t u16_t
Definition: arch.h:127
#define LWIP_MEMPOOL(name, num, size, desc)
Definition: memp.c:78
void memp_free_pool(const struct memp_desc *desc, void *mem)
Definition: memp.c:403
void memp_init_pool(const struct memp_desc *desc)
Definition: memp.c:175
void * memp_malloc_pool(const struct memp_desc *desc)
Definition: memp.c:311
static const WCHAR desc[]
Definition: protectdata.c:36
Definition: fci.c:127
Definition: parser.c:49
Definition: mem.c:349
u16_t size
Definition: memp_priv.h:119
u16_t num
Definition: memp_priv.h:123
u8_t * base
Definition: memp_priv.h:126
struct memp ** tab
Definition: memp_priv.h:129
Definition: memp_priv.h:69
struct memp * next
Definition: memp_priv.h:70
Definition: name.c:39