Darran Shepherd
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AutoIpNetStack
Net stack with AutoIP enabled
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def.h
00001 /* 00002 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without modification, 00006 * are permitted provided that the following conditions are met: 00007 * 00008 * 1. Redistributions of source code must retain the above copyright notice, 00009 * this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright notice, 00011 * this list of conditions and the following disclaimer in the documentation 00012 * and/or other materials provided with the distribution. 00013 * 3. The name of the author may not be used to endorse or promote products 00014 * derived from this software without specific prior written permission. 00015 * 00016 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 00017 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 00018 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 00019 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00020 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 00021 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00022 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00023 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 00024 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 00025 * OF SUCH DAMAGE. 00026 * 00027 * This file is part of the lwIP TCP/IP stack. 00028 * 00029 * Author: Adam Dunkels <adam@sics.se> 00030 * 00031 */ 00032 #ifndef __LWIP_DEF_H__ 00033 #define __LWIP_DEF_H__ 00034 00035 /* arch.h might define NULL already */ 00036 #include "lwip/arch.h" 00037 #include "lwip/opt.h" 00038 00039 #ifdef __cplusplus 00040 extern "C" { 00041 #endif 00042 00043 #define LWIP_MAX(x , y) (((x) > (y)) ? (x) : (y)) 00044 #define LWIP_MIN(x , y) (((x) < (y)) ? (x) : (y)) 00045 00046 #ifndef NULL 00047 #define NULL ((void *)0) 00048 #endif 00049 00050 #ifdef htons 00051 #undef htons 00052 #endif /* htons */ 00053 #ifdef htonl 00054 #undef htonl 00055 #endif /* htonl */ 00056 #ifdef ntohs 00057 #undef ntohs 00058 #endif /* ntohs */ 00059 #ifdef ntohl 00060 #undef ntohl 00061 #endif /* ntohl */ 00062 00063 #ifndef LWIP_PLATFORM_BYTESWAP 00064 #define LWIP_PLATFORM_BYTESWAP 0 00065 #endif 00066 00067 #if BYTE_ORDER == BIG_ENDIAN 00068 #define htons(x) (x) 00069 #define ntohs(x) (x) 00070 #define htonl(x) (x) 00071 #define ntohl(x) (x) 00072 #else /* BYTE_ORDER != BIG_ENDIAN */ 00073 #ifdef LWIP_PREFIX_BYTEORDER_FUNCS 00074 /* workaround for naming collisions on some platforms */ 00075 #define htons lwip_htons 00076 #define ntohs lwip_ntohs 00077 #define htonl lwip_htonl 00078 #define ntohl lwip_ntohl 00079 #endif /* LWIP_PREFIX_BYTEORDER_FUNCS */ 00080 #if LWIP_PLATFORM_BYTESWAP 00081 #define htons(x) LWIP_PLATFORM_HTONS(x) 00082 #define ntohs(x) LWIP_PLATFORM_HTONS(x) 00083 #define htonl(x) LWIP_PLATFORM_HTONL(x) 00084 #define ntohl(x) LWIP_PLATFORM_HTONL(x) 00085 #else /* LWIP_PLATFORM_BYTESWAP */ 00086 u16_t htons(u16_t x); 00087 u16_t ntohs(u16_t x); 00088 u32_t htonl(u32_t x); 00089 u32_t ntohl(u32_t x); 00090 #endif /* LWIP_PLATFORM_BYTESWAP */ 00091 00092 #endif /* BYTE_ORDER == BIG_ENDIAN */ 00093 00094 #define PP_HTONS htons 00095 00096 #ifdef __cplusplus 00097 } 00098 #endif 00099 00100 #endif /* __LWIP_DEF_H__ */ 00101
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