2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
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
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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.
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
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23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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27 * This file is part of the lwIP TCP/IP stack.
29 * Author: Adam Dunkels <adam@sics.se>
33 #ifndef __LWIP_MEMP_H__
34 #define __LWIP_MEMP_H__
42 /* Create the list of all memory pools managed by memp. MEMP_MAX represents a NULL pool at the end */
44 #define LWIP_MEMPOOL(name,num,size,desc) MEMP_##name,
45 #include "lwip/memp_std.h"
50 /* Use a helper type to get the start and end of the user "memory pools" for mem_malloc */
52 /* Get the first (via:
53 MEMP_POOL_HELPER_START = ((u8_t) 1*MEMP_POOL_A + 0*MEMP_POOL_B + 0*MEMP_POOL_C + 0)*/
54 MEMP_POOL_HELPER_FIRST = ((u8_t)
55 #define LWIP_MEMPOOL(name,num,size,desc)
56 #define LWIP_MALLOC_MEMPOOL_START 1
57 #define LWIP_MALLOC_MEMPOOL(num, size) * MEMP_POOL_##size + 0
58 #define LWIP_MALLOC_MEMPOOL_END
59 #include "lwip/memp_std.h"
62 MEMP_POOL_HELPER_END = ((u8_t) 0 + MEMP_POOL_A*0 + MEMP_POOL_B*0 + MEMP_POOL_C*1) */
63 MEMP_POOL_HELPER_LAST = ((u8_t)
64 #define LWIP_MEMPOOL(name,num,size,desc)
65 #define LWIP_MALLOC_MEMPOOL_START
66 #define LWIP_MALLOC_MEMPOOL(num, size) 0 + MEMP_POOL_##size *
67 #define LWIP_MALLOC_MEMPOOL_END 1
68 #include "lwip/memp_std.h"
72 /* The actual start and stop values are here (cast them over)
73 We use this helper type and these defines so we can avoid using const memp_t values */
74 #define MEMP_POOL_FIRST ((memp_t) MEMP_POOL_HELPER_FIRST)
75 #define MEMP_POOL_LAST ((memp_t) MEMP_POOL_HELPER_LAST)
77 extern const u16_t memp_sizes[MEMP_MAX];
78 #endif /* MEM_USE_POOLS */
82 #if MEMP_OVERFLOW_CHECK
83 void *memp_malloc_fn(memp_t type, const char* file, const int line);
84 #define memp_malloc(t) memp_malloc_fn((t), __FILE__, __LINE__)
86 void *memp_malloc(memp_t type);
88 void memp_free(memp_t type, void *mem);
94 #endif /* __LWIP_MEMP_H__ */