<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
<title>UbixOS V2: src/sys/include/net/ipv4/ip_addr.h Source File</title>
<link href="doxygen.css" rel="stylesheet" type="text/css">
<link href="tabs.css" rel="stylesheet" type="text/css">
</head><body>
<!-- Generated by Doxygen 1.4.7 -->
<div class="tabs">
<ul>
<li><a href="main.html"><span>Main Page</span></a></li>
<li><a href="classes.html"><span>Data Structures</span></a></li>
<li id="current"><a href="files.html"><span>Files</span></a></li>
<li><a href="dirs.html"><span>Directories</span></a></li>
<li>
<form action="search.php" method="get">
<table cellspacing="0" cellpadding="0" border="0">
<tr>
<td><label> <u>S</u>earch for </label></td>
<td><input type="text" name="query" value="" size="20" accesskey="s"/></td>
</tr>
</table>
</form>
</li>
</ul></div>
<div class="tabs">
<ul>
<li><a href="files.html"><span>File List</span></a></li>
<li><a href="globals.html"><span>Globals</span></a></li>
</ul></div>
<div class="nav">
<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>ip_addr.h</h1><a href="ipv4_2ip__addr_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_2ip__addr_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_IP_ADDR_H__</span>
<a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#define __LWIP_IP_ADDR_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><a class="code" href="ipv4_2ip__addr_8h.html#3e5e67b7292b156034560fef2202776c">00040</a> <span class="preprocessor">#define IP_ADDR_ANY 0</span>
<a name="l00041"></a>00041 <span class="preprocessor"></span>
<a name="l00042"></a><a class="code" href="ipv4_2ip__addr_8h.html#d546955e48dada78b552375b873f6986">00042</a> <span class="preprocessor">#define IP_ADDR_BROADCAST (&ip_addr_broadcast)</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span>
<a name="l00044"></a>00044 <a class="code" href="cc_8h.html#73199061891adf1b912d20835c7d5e96">PACK_STRUCT_BEGIN</a>
<a name="l00045"></a><a class="code" href="structip__addr.html">00045</a> <span class="keyword">struct </span><a class="code" href="structip__addr.html">ip_addr</a> {
<a name="l00046"></a>00046 <a class="code" href="structip__addr.html#60186a1db9399a085ce26b9a3cdf6c22">PACK_STRUCT_FIELD</a>(<a class="code" href="types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> <a class="code" href="structip__addr.html#aca6b7136a4c4efb4e0da1384d76f4b5">addr</a>);
<a name="l00047"></a>00047 } <a class="code" href="cc_8h.html#33623da05bb55497534c3dc26ebebeb2">PACK_STRUCT_STRUCT</a>;
<a name="l00048"></a>00048 <a class="code" href="cc_8h.html#465fef70f294e21cbf4ea51fc342f20e">PACK_STRUCT_END</a>
<a name="l00049"></a>00049
<a name="l00050"></a>00050 <span class="keyword">extern</span> <span class="keyword">struct </span><a class="code" href="structip__addr.html">ip_addr</a> ip_addr_broadcast;
<a name="l00051"></a>00051
<a name="l00052"></a><a class="code" href="ipv4_2ip__addr_8h.html#58aee4166c466f9ac7035bf5cc9f9974">00052</a> <span class="preprocessor">#define IP4_ADDR(ipaddr, a,b,c,d) (ipaddr)->addr = htonl(((uInt32)(a & 0xff) << 24) | ((uInt32)(b & 0xff) << 16) | \</span>
<a name="l00053"></a>00053 <span class="preprocessor"> ((uInt32)(c & 0xff) << 8) | (uInt32)(d & 0xff))</span>
<a name="l00054"></a>00054 <span class="preprocessor"></span>
<a name="l00055"></a><a class="code" href="ipv4_2ip__addr_8h.html#40db7feae2b92f7a7a01d65a85b06e18">00055</a> <span class="preprocessor">#define ip_addr_set(dest, src) (dest)->addr = \</span>
<a name="l00056"></a>00056 <span class="preprocessor"> ((src) == IP_ADDR_ANY? IP_ADDR_ANY:\</span>
<a name="l00057"></a>00057 <span class="preprocessor"> ((struct ip_addr *)src)->addr)</span>
<a name="l00058"></a><a class="code" href="ipv4_2ip__addr_8h.html#f656f30425e386d96d0e1a1b2dcb3952">00058</a> <span class="preprocessor"></span><span class="preprocessor">#define ip_addr_maskcmp(addr1, addr2, mask) (((addr1)->addr & \</span>
<a name="l00059"></a>00059 <span class="preprocessor"> (mask)->addr) == \</span>
<a name="l00060"></a>00060 <span class="preprocessor"> ((addr2)->addr & \</span>
<a name="l00061"></a>00061 <span class="preprocessor"> (mask)->addr))</span>
<a name="l00062"></a><a class="code" href="ipv4_2ip__addr_8h.html#008c9c92d770cc030ea054e6b259835a">00062</a> <span class="preprocessor"></span><span class="preprocessor">#define ip_addr_cmp(addr1, addr2) ((addr1)->addr == (addr2)->addr)</span>
<a name="l00063"></a>00063 <span class="preprocessor"></span>
<a name="l00064"></a><a class="code" href="ipv4_2ip__addr_8h.html#0d51c2bb5f2af51392540af1c5df511a">00064</a> <span class="preprocessor">#define ip_addr_isany(addr1) ((addr1) == NULL || (addr1)->addr == 0)</span>
<a name="l00065"></a>00065 <span class="preprocessor"></span>
<a name="l00066"></a><a class="code" href="ipv4_2ip__addr_8h.html#ae42518ced1dbfbc55034642012055e9">00066</a> <span class="preprocessor">#define ip_addr_isbroadcast(addr1, mask) (((((addr1)->addr) & ~((mask)->addr)) == \</span>
<a name="l00067"></a>00067 <span class="preprocessor"> (0xffffffff & ~((mask)->addr))) || \</span>
<a name="l00068"></a>00068 <span class="preprocessor"> ((addr1)->addr == 0xffffffff) || \</span>
<a name="l00069"></a>00069 <span class="preprocessor"> ((addr1)->addr == 0x00000000))</span>
<a name="l00070"></a>00070 <span class="preprocessor"></span>
<a name="l00071"></a>00071
<a name="l00072"></a><a class="code" href="ipv4_2ip__addr_8h.html#312e629c950c8e0add5b5e5897334beb">00072</a> <span class="preprocessor">#define ip_addr_ismulticast(addr1) (((addr1)->addr & ntohl(0xf0000000)) == ntohl(0xe0000000))</span>
<a name="l00073"></a>00073 <span class="preprocessor"></span>
<a name="l00074"></a>00074
<a name="l00075"></a><a class="code" href="ipv4_2ip__addr_8h.html#a41e0b5b64b12921f01894962c6fc9d9">00075</a> <span class="preprocessor">#define ip_addr_debug_print(ipaddr) kprintf("%d.%d.%d.%d", \</span>
<a name="l00076"></a>00076 <span class="preprocessor"> (uInt8)(ntohl((ipaddr)->addr) >> 24) & 0xff, \</span>
<a name="l00077"></a>00077 <span class="preprocessor"> (uInt8)(ntohl((ipaddr)->addr) >> 16) & 0xff, \</span>
<a name="l00078"></a>00078 <span class="preprocessor"> (uInt8)(ntohl((ipaddr)->addr) >> 8) & 0xff, \</span>
<a name="l00079"></a>00079 <span class="preprocessor"> (uInt8)ntohl((ipaddr)->addr) & 0xff)</span>
<a name="l00080"></a>00080 <span class="preprocessor"></span>
<a name="l00081"></a>00081
<a name="l00082"></a><a class="code" href="ipv4_2ip__addr_8h.html#32caf20405b8659c07758352746c4331">00082</a> <span class="preprocessor">#define ip4_addr1(ipaddr) ((uInt8)(ntohl((ipaddr)->addr) >> 24) & 0xff)</span>
<a name="l00083"></a><a class="code" href="ipv4_2ip__addr_8h.html#ee091caef24dd1705876bb8dbe28035c">00083</a> <span class="preprocessor"></span><span class="preprocessor">#define ip4_addr2(ipaddr) ((uInt8)(ntohl((ipaddr)->addr) >> 16) & 0xff)</span>
<a name="l00084"></a><a class="code" href="ipv4_2ip__addr_8h.html#ead691bee580ea8111b70e67cf971c40">00084</a> <span class="preprocessor"></span><span class="preprocessor">#define ip4_addr3(ipaddr) ((uInt8)(ntohl((ipaddr)->addr) >> 8) & 0xff)</span>
<a name="l00085"></a><a class="code" href="ipv4_2ip__addr_8h.html#78cbf5c1fd832f909f755c4cc9036f02">00085</a> <span class="preprocessor"></span><span class="preprocessor">#define ip4_addr4(ipaddr) ((uInt8)(ntohl((ipaddr)->addr)) & 0xff)</span>
<a name="l00086"></a>00086 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* __LWIP_IP_ADDR_H__ */</span>
<a name="l00087"></a>00087
<a name="l00088"></a>00088
<a name="l00089"></a>00089
<a name="l00090"></a>00090
<a name="l00091"></a>00091
<a name="l00092"></a>00092
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Dec 12 08:52:04 2006 for UbixOS V2 by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.7 </small></address>
</body>
</html>
