1*10465441SEvalZero /** 2*10465441SEvalZero * @file 3*10465441SEvalZero * Heap API 4*10465441SEvalZero */ 5*10465441SEvalZero 6*10465441SEvalZero /* 7*10465441SEvalZero * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 8*10465441SEvalZero * All rights reserved. 9*10465441SEvalZero * 10*10465441SEvalZero * Redistribution and use in source and binary forms, with or without modification, 11*10465441SEvalZero * are permitted provided that the following conditions are met: 12*10465441SEvalZero * 13*10465441SEvalZero * 1. Redistributions of source code must retain the above copyright notice, 14*10465441SEvalZero * this list of conditions and the following disclaimer. 15*10465441SEvalZero * 2. Redistributions in binary form must reproduce the above copyright notice, 16*10465441SEvalZero * this list of conditions and the following disclaimer in the documentation 17*10465441SEvalZero * and/or other materials provided with the distribution. 18*10465441SEvalZero * 3. The name of the author may not be used to endorse or promote products 19*10465441SEvalZero * derived from this software without specific prior written permission. 20*10465441SEvalZero * 21*10465441SEvalZero * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 22*10465441SEvalZero * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 23*10465441SEvalZero * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 24*10465441SEvalZero * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 25*10465441SEvalZero * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 26*10465441SEvalZero * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27*10465441SEvalZero * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28*10465441SEvalZero * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 29*10465441SEvalZero * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 30*10465441SEvalZero * OF SUCH DAMAGE. 31*10465441SEvalZero * 32*10465441SEvalZero * This file is part of the lwIP TCP/IP stack. 33*10465441SEvalZero * 34*10465441SEvalZero * Author: Adam Dunkels <[email protected]> 35*10465441SEvalZero * 36*10465441SEvalZero */ 37*10465441SEvalZero #ifndef LWIP_HDR_MEM_H 38*10465441SEvalZero #define LWIP_HDR_MEM_H 39*10465441SEvalZero 40*10465441SEvalZero #include "lwip/opt.h" 41*10465441SEvalZero 42*10465441SEvalZero #ifdef __cplusplus 43*10465441SEvalZero extern "C" { 44*10465441SEvalZero #endif 45*10465441SEvalZero 46*10465441SEvalZero #if MEM_LIBC_MALLOC 47*10465441SEvalZero 48*10465441SEvalZero #include "lwip/arch.h" 49*10465441SEvalZero 50*10465441SEvalZero typedef size_t mem_size_t; 51*10465441SEvalZero #define MEM_SIZE_F SZT_F 52*10465441SEvalZero 53*10465441SEvalZero #elif MEM_USE_POOLS 54*10465441SEvalZero 55*10465441SEvalZero typedef u16_t mem_size_t; 56*10465441SEvalZero #define MEM_SIZE_F U16_F 57*10465441SEvalZero 58*10465441SEvalZero #else 59*10465441SEvalZero 60*10465441SEvalZero /* MEM_SIZE would have to be aligned, but using 64000 here instead of 61*10465441SEvalZero * 65535 leaves some room for alignment... 62*10465441SEvalZero */ 63*10465441SEvalZero #if MEM_SIZE > 64000L 64*10465441SEvalZero typedef u32_t mem_size_t; 65*10465441SEvalZero #define MEM_SIZE_F U32_F 66*10465441SEvalZero #else 67*10465441SEvalZero typedef u16_t mem_size_t; 68*10465441SEvalZero #define MEM_SIZE_F U16_F 69*10465441SEvalZero #endif /* MEM_SIZE > 64000 */ 70*10465441SEvalZero #endif 71*10465441SEvalZero 72*10465441SEvalZero void mem_init(void); 73*10465441SEvalZero void *mem_trim(void *mem, mem_size_t size); 74*10465441SEvalZero void *mem_malloc(mem_size_t size); 75*10465441SEvalZero void *mem_calloc(mem_size_t count, mem_size_t size); 76*10465441SEvalZero void mem_free(void *mem); 77*10465441SEvalZero 78*10465441SEvalZero #ifdef __cplusplus 79*10465441SEvalZero } 80*10465441SEvalZero #endif 81*10465441SEvalZero 82*10465441SEvalZero #endif /* LWIP_HDR_MEM_H */ 83