/* * Copyright (c) 2001, Swedish Institute of Computer Science. * All rights reserved.  * * Redistribution and use in source and binary forms, with or without  * modification, are permitted provided that the following conditions  * are met:  * 1. Redistributions of source code must retain the above copyright  *    notice, this list of conditions and the following disclaimer.  * 2. Redistributions in binary form must reproduce the above copyright  *    notice, this list of conditions and the following disclaimer in the  *    documentation and/or other materials provided with the distribution.  * 3. Neither the name of the Institute nor the names of its contributors  *    may be used to endorse or promote products derived from this software  *    without specific prior written permission.  * * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF  * SUCH DAMAGE.  * * This file is part of the lwIP TCP/IP stack. *  * Author: Adam Dunkels <adam@sics.se> * * $Id: mem.h,v 1.2 2001/12/13 20:45:39 adam Exp $ */#ifndef __LWIP_MEM_H__#define __LWIP_MEM_H__#include "lwip/debug.h"#include "lwip/opt.h"#include "lwip/arch.h"#if MEM_SIZE > 64000ltypedef u32_t mem_size_t;#elsetypedef u16_t mem_size_t;#endif /* MEM_SIZE > 64000 */void mem_init(void);void *mem_malloc(mem_size_t size);void *mem_malloc2(mem_size_t size);void mem_free(void *mem);void *mem_realloc(void *mem, mem_size_t size);void *mem_reallocm(void *mem, mem_size_t size);#ifdef MEM_PERFvoid mem_perf_start(void);void mem_perf_init(char *fname);#endif /* MEM_PERF */#ifdef MEM_RECLAIMtypedef mem_size_t (*mem_reclaim_func)(void *arg, mem_size_t size);void mem_register_reclaim(mem_reclaim_func f, void *arg);void mem_reclaim(unsigned int size);#else#define mem_register_reclaim(f, arg)#endif /* MEM_RECLAIM */#define MEM_ALIGN_SIZE(size) (size + \                             ((((size) % MEM_ALIGNMENT) == 0)? 0 : \                             (MEM_ALIGNMENT - ((size) % MEM_ALIGNMENT))))#define MEM_ALIGN(addr) (void *)MEM_ALIGN_SIZE((u32_t)addr)#endif /* __LWIP_MEM_H__ */