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<a class="el" href="dir_897b6a2d7bab147dd1db58381aad3984.html">src</a> » <a class="el" href="dir_832905b1f7f5feaf61a306b40c0ac817.html">sys</a> » <a class="el" href="dir_caf4200c438ae9601464168e21e8e4d8.html">include</a> » <a class="el" href="dir_c1d11d251a83b2498f44d410b793c5eb.html">net</a> » <a class="el" href="dir_c3e84400a32e4fc888777536359ca22b.html">ipv4</a></div>
<h1>inet.h</h1><a href="ipv4_2inet_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright (c) 2001, Swedish Institute of Computer Science.</span>
<a name="l00003"></a>00003 <span class="comment"> * All rights reserved. </span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * Redistribution and use in source and binary forms, with or without </span>
<a name="l00006"></a>00006 <span class="comment"> * modification, are permitted provided that the following conditions </span>
<a name="l00007"></a>00007 <span class="comment"> * are met: </span>
<a name="l00008"></a>00008 <span class="comment"> * 1. Redistributions of source code must retain the above copyright </span>
<a name="l00009"></a>00009 <span class="comment"> * notice, this list of conditions and the following disclaimer. </span>
<a name="l00010"></a>00010 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright </span>
<a name="l00011"></a>00011 <span class="comment"> * notice, this list of conditions and the following disclaimer in the </span>
<a name="l00012"></a>00012 <span class="comment"> * documentation and/or other materials provided with the distribution. </span>
<a name="l00013"></a>00013 <span class="comment"> * 3. Neither the name of the Institute nor the names of its contributors </span>
<a name="l00014"></a>00014 <span class="comment"> * may be used to endorse or promote products derived from this software </span>
<a name="l00015"></a>00015 <span class="comment"> * without specific prior written permission. </span>
<a name="l00016"></a>00016 <span class="comment"> *</span>
<a name="l00017"></a>00017 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND </span>
<a name="l00018"></a>00018 <span class="comment"> * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE </span>
<a name="l00019"></a>00019 <span class="comment"> * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE </span>
<a name="l00020"></a>00020 <span class="comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE </span>
<a name="l00021"></a>00021 <span class="comment"> * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL </span>
<a name="l00022"></a>00022 <span class="comment"> * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS </span>
<a name="l00023"></a>00023 <span class="comment"> * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) </span>
<a name="l00024"></a>00024 <span class="comment"> * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT </span>
<a name="l00025"></a>00025 <span class="comment"> * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY </span>
<a name="l00026"></a>00026 <span class="comment"> * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF </span>
<a name="l00027"></a>00027 <span class="comment"> * SUCH DAMAGE. </span>
<a name="l00028"></a>00028 <span class="comment"> *</span>
<a name="l00029"></a>00029 <span class="comment"> * This file is part of the lwIP TCP/IP stack.</span>
<a name="l00030"></a>00030 <span class="comment"> * </span>
<a name="l00031"></a>00031 <span class="comment"> * Author: Adam Dunkels <adam@sics.se></span>
<a name="l00032"></a>00032 <span class="comment"> *</span>
<a name="l00033"></a>00033 <span class="comment"> * $Id: ipv4_2inet_8h-source.html 88 2016-01-12 00:11:29Z reddawg $</span>
<a name="l00034"></a>00034 <span class="comment"> */</span>
<a name="l00035"></a>00035 <span class="preprocessor">#ifndef __LWIP_INET_H__</span>
<a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#define __LWIP_INET_H__</span>
<a name="l00037"></a>00037 <span class="preprocessor"></span>
<a name="l00038"></a>00038 <span class="preprocessor">#include "<a class="code" href="arch_8h.html">net/arch.h</a>"</span>
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="preprocessor">#include "<a class="code" href="opt_8h.html">net/opt.h</a>"</span>
<a name="l00041"></a>00041 <span class="preprocessor">#include "<a class="code" href="pbuf_8h.html">net/pbuf.h</a>"</span>
<a name="l00042"></a>00042 <span class="preprocessor">#include "<a class="code" href="ipv4_2ip__addr_8h.html">net/ipv4/ip_addr.h</a>"</span>
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <a class="code" href="types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> <a class="code" href="ipv4_2inet_8h.html#16cd14e6fc469418d08be5ea916962a0">inet_chksum</a>(<span class="keywordtype">void</span> *dataptr, <a class="code" href="types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> len);
<a name="l00045"></a>00045 <a class="code" href="types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> <a class="code" href="ipv4_2inet_8h.html#b331ea88799c92300f66dbc77a0a660a">inet_chksum_pbuf</a>(<span class="keyword">struct</span> <a class="code" href="structpbuf.html">pbuf</a> *p);
<a name="l00046"></a>00046 <a class="code" href="types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> <a class="code" href="ipv4_2inet_8h.html#69c3b48772e9e182d8a448ea8f0ae294">inet_chksum_pseudo</a>(<span class="keyword">struct</span> <a class="code" href="structpbuf.html">pbuf</a> *p,
<a name="l00047"></a>00047 <span class="keyword">struct</span> <a class="code" href="structip__addr.html">ip_addr</a> *src, <span class="keyword">struct</span> <a class="code" href="structip__addr.html">ip_addr</a> *dest,
<a name="l00048"></a>00048 <a class="code" href="types_8h.html#a4e0f27a9aca905e340c06d2dcae843c">uInt8</a> proto, <a class="code" href="types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> proto_len);
<a name="l00049"></a>00049
<a name="l00050"></a>00050 <span class="preprocessor">#ifdef HTONS</span>
<a name="l00051"></a>00051 <span class="preprocessor"></span><span class="preprocessor">#undef HTONS</span>
<a name="l00052"></a>00052 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* HTONS */</span>
<a name="l00053"></a>00053 <span class="preprocessor">#ifdef NTOHS</span>
<a name="l00054"></a>00054 <span class="preprocessor"></span><span class="preprocessor">#undef NTOHS</span>
<a name="l00055"></a>00055 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* NTOHS */</span>
<a name="l00056"></a>00056 <span class="preprocessor">#ifdef HTONL</span>
<a name="l00057"></a>00057 <span class="preprocessor"></span><span class="preprocessor">#undef HTONL</span>
<a name="l00058"></a>00058 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* HTONL */</span>
<a name="l00059"></a>00059 <span class="preprocessor">#ifdef NTOHL</span>
<a name="l00060"></a>00060 <span class="preprocessor"></span><span class="preprocessor">#undef NTOHL</span>
<a name="l00061"></a>00061 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* NTOHL */</span>
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <span class="preprocessor">#ifndef HTONS</span>
<a name="l00064"></a>00064 <span class="preprocessor"></span><span class="preprocessor"># if BYTE_ORDER == BIG_ENDIAN</span>
<a name="l00065"></a><a class="code" href="ipv4_2inet_8h.html#69a7a4951ff21b302267532c21ee78fc">00065</a> <span class="preprocessor"></span><span class="preprocessor"># define HTONS(n) (n)</span>
<a name="l00066"></a><a class="code" href="ipv4_2inet_8h.html#b7fffd06ef1d1a7d34f99eedbb9f44dd">00066</a> <span class="preprocessor"></span><span class="preprocessor"># define htons(n) HTONS(n)</span>
<a name="l00067"></a>00067 <span class="preprocessor"></span><span class="preprocessor"># else </span><span class="comment">/* BYTE_ORDER == BIG_ENDIAN */</span>
<a name="l00068"></a>00068 <span class="preprocessor"># define HTONS(n) (((((uInt16)(n) & 0xff)) << 8) | (((uInt16)(n) & 0xff00) >> 8))</span>
<a name="l00069"></a>00069 <span class="preprocessor"></span><span class="preprocessor"># endif </span><span class="comment">/* BYTE_ORDER == BIG_ENDIAN */</span>
<a name="l00070"></a>00070 <span class="preprocessor">#endif </span><span class="comment">/* HTONS */</span>
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="preprocessor">#ifdef NTOHS</span>
<a name="l00073"></a>00073 <span class="preprocessor"></span><span class="preprocessor">#undef NTOHS</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* NTOHS */</span>
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="preprocessor">#ifdef ntohs</span>
<a name="l00077"></a>00077 <span class="preprocessor"></span><span class="preprocessor">#undef ntohs</span>
<a name="l00078"></a>00078 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* ntohs */</span>
<a name="l00079"></a>00079
<a name="l00080"></a><a class="code" href="ipv4_2inet_8h.html#90bf46928430b046d170c41fd79d5ece">00080</a> <span class="preprocessor">#define NTOHS HTONS</span>
<a name="l00081"></a><a class="code" href="ipv4_2inet_8h.html#118e9d76568ab81ad97f138d4ea1ddd2">00081</a> <span class="preprocessor"></span><span class="preprocessor">#define ntohs htons</span>
<a name="l00082"></a>00082 <span class="preprocessor"></span>
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <span class="preprocessor">#ifndef HTONL</span>
<a name="l00085"></a>00085 <span class="preprocessor"></span><span class="preprocessor"># if BYTE_ORDER == BIG_ENDIAN</span>
<a name="l00086"></a><a class="code" href="ipv4_2inet_8h.html#56db719246f1d816e162b3ae60bf58cd">00086</a> <span class="preprocessor"></span><span class="preprocessor"># define HTONL(n) (n)</span>
<a name="l00087"></a><a class="code" href="ipv4_2inet_8h.html#f8185bfc3e242e1460a6d7de5320a875">00087</a> <span class="preprocessor"></span><span class="preprocessor"># define htonl(n) HTONL(n)</span>
<a name="l00088"></a>00088 <span class="preprocessor"></span><span class="preprocessor"># else </span><span class="comment">/* BYTE_ORDER == BIG_ENDIAN */</span>
<a name="l00089"></a>00089 <span class="preprocessor"># define HTONL(n) (((((uInt32)(n) & 0xff)) << 24) | \</span>
<a name="l00090"></a>00090 <span class="preprocessor"> ((((uInt32)(n) & 0xff00)) << 8) | \</span>
<a name="l00091"></a>00091 <span class="preprocessor"> ((((uInt32)(n) & 0xff0000)) >> 8) | \</span>
<a name="l00092"></a>00092 <span class="preprocessor"> ((((uInt32)(n) & 0xff000000)) >> 24))</span>
<a name="l00093"></a>00093 <span class="preprocessor"></span><span class="preprocessor"># endif </span><span class="comment">/* BYTE_ORDER == BIG_ENDIAN */</span>
<a name="l00094"></a>00094 <span class="preprocessor">#endif </span><span class="comment">/* HTONL */</span>
<a name="l00095"></a>00095
<a name="l00096"></a>00096 <span class="preprocessor">#ifdef ntohl</span>
<a name="l00097"></a>00097 <span class="preprocessor"></span><span class="preprocessor">#undef ntohl</span>
<a name="l00098"></a>00098 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* ntohl */</span>
<a name="l00099"></a>00099
<a name="l00100"></a>00100 <span class="preprocessor">#ifdef NTOHL</span>
<a name="l00101"></a>00101 <span class="preprocessor"></span><span class="preprocessor">#undef NTOHL</span>
<a name="l00102"></a>00102 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* NTOHL */</span>
<a name="l00103"></a>00103
<a name="l00104"></a><a class="code" href="ipv4_2inet_8h.html#607a925f56c0283c05c4f3f26a84a7fd">00104</a> <span class="preprocessor">#define NTOHL HTONL</span>
<a name="l00105"></a><a class="code" href="ipv4_2inet_8h.html#6a20f63e739c4f61a0f7f74cf1963c3b">00105</a> <span class="preprocessor"></span><span class="preprocessor">#define ntohl htonl</span>
<a name="l00106"></a>00106 <span class="preprocessor"></span>
<a name="l00107"></a>00107 <span class="preprocessor">#ifndef _MACHINE_ENDIAN_H_</span>
<a name="l00108"></a>00108 <span class="preprocessor"></span><span class="preprocessor">#ifndef _NETINET_IN_H</span>
<a name="l00109"></a>00109 <span class="preprocessor"></span><span class="preprocessor">#ifndef _LINUX_BYTEORDER_GENERIC_H</span>
<a name="l00110"></a>00110 <span class="preprocessor"></span>
<a name="l00111"></a>00111 <span class="preprocessor">#if BYTE_ORDER == LITTLE_ENDIAN</span>
<a name="l00112"></a>00112 <span class="preprocessor"></span><a class="code" href="types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> <a class="code" href="ipv4_2inet_8h.html#b7fffd06ef1d1a7d34f99eedbb9f44dd">htons</a>(<a class="code" href="types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> n);
<a name="l00113"></a>00113 <a class="code" href="types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> <a class="code" href="ipv4_2inet_8h.html#f8185bfc3e242e1460a6d7de5320a875">htonl</a>(<a class="code" href="types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> n);
<a name="l00114"></a>00114 <span class="preprocessor">#else</span>
<a name="l00115"></a>00115 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* BYTE_ORDER == LITTLE_ENDIAN */</span>
<a name="l00116"></a>00116
<a name="l00117"></a>00117 <span class="preprocessor">#endif </span><span class="comment">/* _LINUX_BYTEORDER_GENERIC_H */</span>
<a name="l00118"></a>00118 <span class="preprocessor">#endif </span><span class="comment">/* _NETINET_IN_H */</span>
<a name="l00119"></a>00119 <span class="preprocessor">#endif </span><span class="comment">/* _MACHINE_ENDIAN_H_ */</span>
<a name="l00120"></a>00120
<a name="l00121"></a>00121 <span class="preprocessor">#endif </span><span class="comment">/* __LWIP_INET_H__ */</span>
<a name="l00122"></a>00122
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Dec 12 08:52:04 2006 for UbixOS V2 by
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