Donatien Garnier
NetServices Stack source
Dependents: HelloWorld ServoInterfaceBoardExample1 4180_Lab4
lwip/include/lwip/def.h@2:a4f97773c90f, 2010-06-18 (annotated)
- Committer:
- donatien
- Date:
- Fri Jun 18 09:22:54 2010 +0000
- Revision:
- 2:a4f97773c90f
- Parent:
- 0:632c9925f013
- Child:
- 4:fd826cad83c0
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| donatien | 0:632c9925f013 | 1 | /* |
| donatien | 0:632c9925f013 | 2 | * Copyright (c) 2001-2004 Swedish Institute of Computer Science. |
| donatien | 0:632c9925f013 | 3 | * All rights reserved. |
| donatien | 0:632c9925f013 | 4 | * |
| donatien | 0:632c9925f013 | 5 | * Redistribution and use in source and binary forms, with or without modification, |
| donatien | 0:632c9925f013 | 6 | * are permitted provided that the following conditions are met: |
| donatien | 0:632c9925f013 | 7 | * |
| donatien | 0:632c9925f013 | 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| donatien | 0:632c9925f013 | 9 | * this list of conditions and the following disclaimer. |
| donatien | 0:632c9925f013 | 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| donatien | 0:632c9925f013 | 11 | * this list of conditions and the following disclaimer in the documentation |
| donatien | 0:632c9925f013 | 12 | * and/or other materials provided with the distribution. |
| donatien | 0:632c9925f013 | 13 | * 3. The name of the author may not be used to endorse or promote products |
| donatien | 0:632c9925f013 | 14 | * derived from this software without specific prior written permission. |
| donatien | 0:632c9925f013 | 15 | * |
| donatien | 0:632c9925f013 | 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| donatien | 0:632c9925f013 | 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| donatien | 0:632c9925f013 | 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
| donatien | 0:632c9925f013 | 19 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| donatien | 0:632c9925f013 | 20 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
| donatien | 0:632c9925f013 | 21 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| donatien | 0:632c9925f013 | 22 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| donatien | 0:632c9925f013 | 23 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| donatien | 0:632c9925f013 | 24 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
| donatien | 0:632c9925f013 | 25 | * OF SUCH DAMAGE. |
| donatien | 0:632c9925f013 | 26 | * |
| donatien | 0:632c9925f013 | 27 | * This file is part of the lwIP TCP/IP stack. |
| donatien | 0:632c9925f013 | 28 | * |
| donatien | 0:632c9925f013 | 29 | * Author: Adam Dunkels <adam@sics.se> |
| donatien | 0:632c9925f013 | 30 | * |
| donatien | 0:632c9925f013 | 31 | */ |
| donatien | 0:632c9925f013 | 32 | #ifndef __LWIP_DEF_H__ |
| donatien | 0:632c9925f013 | 33 | #define __LWIP_DEF_H__ |
| donatien | 0:632c9925f013 | 34 | |
| donatien | 0:632c9925f013 | 35 | /* arch.h might define NULL already */ |
| donatien | 0:632c9925f013 | 36 | #include "lwip/arch.h" |
| donatien | 0:632c9925f013 | 37 | #include "lwip/opt.h" |
| donatien | 0:632c9925f013 | 38 | |
| donatien | 0:632c9925f013 | 39 | #ifdef __cplusplus |
| donatien | 0:632c9925f013 | 40 | extern "C" { |
| donatien | 0:632c9925f013 | 41 | #endif |
| donatien | 0:632c9925f013 | 42 | |
| donatien | 0:632c9925f013 | 43 | #define LWIP_MAX(x , y) (((x) > (y)) ? (x) : (y)) |
| donatien | 0:632c9925f013 | 44 | #define LWIP_MIN(x , y) (((x) < (y)) ? (x) : (y)) |
| donatien | 0:632c9925f013 | 45 | |
| donatien | 0:632c9925f013 | 46 | #ifndef NULL |
| donatien | 0:632c9925f013 | 47 | #define NULL ((void *)0) |
| donatien | 0:632c9925f013 | 48 | #endif |
| donatien | 0:632c9925f013 | 49 | |
| donatien | 0:632c9925f013 | 50 | #ifdef htons |
| donatien | 0:632c9925f013 | 51 | #undef htons |
| donatien | 0:632c9925f013 | 52 | #endif /* htons */ |
| donatien | 0:632c9925f013 | 53 | #ifdef htonl |
| donatien | 0:632c9925f013 | 54 | #undef htonl |
| donatien | 0:632c9925f013 | 55 | #endif /* htonl */ |
| donatien | 0:632c9925f013 | 56 | #ifdef ntohs |
| donatien | 0:632c9925f013 | 57 | #undef ntohs |
| donatien | 0:632c9925f013 | 58 | #endif /* ntohs */ |
| donatien | 0:632c9925f013 | 59 | #ifdef ntohl |
| donatien | 0:632c9925f013 | 60 | #undef ntohl |
| donatien | 0:632c9925f013 | 61 | #endif /* ntohl */ |
| donatien | 0:632c9925f013 | 62 | |
| donatien | 0:632c9925f013 | 63 | #ifndef LWIP_PLATFORM_BYTESWAP |
| donatien | 0:632c9925f013 | 64 | #define LWIP_PLATFORM_BYTESWAP 0 |
| donatien | 0:632c9925f013 | 65 | #endif |
| donatien | 0:632c9925f013 | 66 | |
| donatien | 0:632c9925f013 | 67 | #if BYTE_ORDER == BIG_ENDIAN |
| donatien | 0:632c9925f013 | 68 | #define htons(x) (x) |
| donatien | 0:632c9925f013 | 69 | #define ntohs(x) (x) |
| donatien | 0:632c9925f013 | 70 | #define htonl(x) (x) |
| donatien | 0:632c9925f013 | 71 | #define ntohl(x) (x) |
| donatien | 0:632c9925f013 | 72 | #else /* BYTE_ORDER != BIG_ENDIAN */ |
| donatien | 0:632c9925f013 | 73 | #ifdef LWIP_PREFIX_BYTEORDER_FUNCS |
| donatien | 0:632c9925f013 | 74 | /* workaround for naming collisions on some platforms */ |
| donatien | 0:632c9925f013 | 75 | #define htons lwip_htons |
| donatien | 0:632c9925f013 | 76 | #define ntohs lwip_ntohs |
| donatien | 0:632c9925f013 | 77 | #define htonl lwip_htonl |
| donatien | 0:632c9925f013 | 78 | #define ntohl lwip_ntohl |
| donatien | 0:632c9925f013 | 79 | #endif /* LWIP_PREFIX_BYTEORDER_FUNCS */ |
| donatien | 0:632c9925f013 | 80 | #if LWIP_PLATFORM_BYTESWAP |
| donatien | 0:632c9925f013 | 81 | #define htons(x) LWIP_PLATFORM_HTONS(x) |
| donatien | 0:632c9925f013 | 82 | #define ntohs(x) LWIP_PLATFORM_HTONS(x) |
| donatien | 0:632c9925f013 | 83 | #define htonl(x) LWIP_PLATFORM_HTONL(x) |
| donatien | 0:632c9925f013 | 84 | #define ntohl(x) LWIP_PLATFORM_HTONL(x) |
| donatien | 0:632c9925f013 | 85 | #else /* LWIP_PLATFORM_BYTESWAP */ |
| donatien | 0:632c9925f013 | 86 | u16_t htons(u16_t x); |
| donatien | 0:632c9925f013 | 87 | u16_t ntohs(u16_t x); |
| donatien | 0:632c9925f013 | 88 | u32_t htonl(u32_t x); |
| donatien | 0:632c9925f013 | 89 | u32_t ntohl(u32_t x); |
| donatien | 0:632c9925f013 | 90 | #endif /* LWIP_PLATFORM_BYTESWAP */ |
| donatien | 0:632c9925f013 | 91 | |
| donatien | 0:632c9925f013 | 92 | #endif /* BYTE_ORDER == BIG_ENDIAN */ |
| donatien | 0:632c9925f013 | 93 | |
| donatien | 2:a4f97773c90f | 94 | #define PP_HTONS htons |
| donatien | 2:a4f97773c90f | 95 | |
| donatien | 0:632c9925f013 | 96 | #ifdef __cplusplus |
| donatien | 0:632c9925f013 | 97 | } |
| donatien | 0:632c9925f013 | 98 | #endif |
| donatien | 0:632c9925f013 | 99 | |
| donatien | 0:632c9925f013 | 100 | #endif /* __LWIP_DEF_H__ */ |
| donatien | 0:632c9925f013 | 101 |