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<!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>uIP 1.0: webclient.h</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.4.6 --><div class="tabs"> <ul> <li><a href="main.html"><span>Main Page</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="classes.html"><span>Data Structures</span></a></li> <li><a href="files.html"><span>Files</span></a></li> <li><a href="examples.html"><span>Examples</span></a></li> </ul></div><h1>webclient.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/**</span><a name="l00002"></a>00002 <span class="comment"> * \addtogroup webclient</span><a name="l00003"></a>00003 <span class="comment"> * @{</span><a name="l00004"></a>00004 <span class="comment"> */</span><a name="l00005"></a>00005 <span class="comment"></span><a name="l00006"></a>00006 <span class="comment">/**</span><a name="l00007"></a>00007 <span class="comment"> * \file</span><a name="l00008"></a>00008 <span class="comment"> * Header file for the HTTP client.</span><a name="l00009"></a>00009 <span class="comment"> * \author Adam Dunkels <adam@dunkels.com></span><a name="l00010"></a>00010 <span class="comment"> */</span><a name="l00011"></a>00011 <a name="l00012"></a>00012 <span class="comment">/*</span><a name="l00013"></a>00013 <span class="comment"> * Copyright (c) 2002, Adam Dunkels.</span><a name="l00014"></a>00014 <span class="comment"> * All rights reserved.</span><a name="l00015"></a>00015 <span class="comment"> *</span><a name="l00016"></a>00016 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span><a name="l00017"></a>00017 <span class="comment"> * modification, are permitted provided that the following conditions</span><a name="l00018"></a>00018 <span class="comment"> * are met:</span><a name="l00019"></a>00019 <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span><a name="l00020"></a>00020 <span class="comment"> * notice, this list of conditions and the following disclaimer.</span><a name="l00021"></a>00021 <span class="comment"> * 2. Redistributions in binary form must reproduce the above</span><a name="l00022"></a>00022 <span class="comment"> * copyright notice, this list of conditions and the following</span><a name="l00023"></a>00023 <span class="comment"> * disclaimer in the documentation and/or other materials provided</span><a name="l00024"></a>00024 <span class="comment"> * with the distribution.</span><a name="l00025"></a>00025 <span class="comment"> * 3. The name of the author may not be used to endorse or promote</span><a name="l00026"></a>00026 <span class="comment"> * products derived from this software without specific prior</span><a name="l00027"></a>00027 <span class="comment"> * written permission.</span><a name="l00028"></a>00028 <span class="comment"> *</span><a name="l00029"></a>00029 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS</span><a name="l00030"></a>00030 <span class="comment"> * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED</span><a name="l00031"></a>00031 <span class="comment"> * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE</span><a name="l00032"></a>00032 <span class="comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY</span><a name="l00033"></a>00033 <span class="comment"> * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL</span><a name="l00034"></a>00034 <span class="comment"> * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE</span><a name="l00035"></a>00035 <span class="comment"> * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS</span><a name="l00036"></a>00036 <span class="comment"> * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,</span><a name="l00037"></a>00037 <span class="comment"> * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING</span><a name="l00038"></a>00038 <span class="comment"> * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS</span><a name="l00039"></a>00039 <span class="comment"> * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span><a name="l00040"></a>00040 <span class="comment"> *</span><a name="l00041"></a>00041 <span class="comment"> * This file is part of the uIP TCP/IP stack.</span><a name="l00042"></a>00042 <span class="comment"> *</span><a name="l00043"></a>00043 <span class="comment"> * $Id: webclient.h,v 1.2 2006/06/11 21:46:37 adam Exp $</span><a name="l00044"></a>00044 <span class="comment"> *</span><a name="l00045"></a>00045 <span class="comment"> */</span><a name="l00046"></a>00046 <span class="preprocessor">#ifndef __WEBCLIENT_H__</span><a name="l00047"></a>00047 <span class="preprocessor"></span><span class="preprocessor">#define __WEBCLIENT_H__</span><a name="l00048"></a>00048 <span class="preprocessor"></span><a name="l00049"></a>00049 <a name="l00050"></a>00050 <span class="preprocessor">#include "webclient-strings.h"</span><a name="l00051"></a>00051 <span class="preprocessor">#include "<a class="code" href="a00140.html">uipopt.h</a>"</span><a name="l00052"></a>00052 <a name="l00053"></a>00053 <span class="preprocessor">#define WEBCLIENT_CONF_MAX_URLLEN 100</span><a name="l00054"></a>00054 <span class="preprocessor"></span><a name="l00055"></a>00055 <span class="keyword">struct </span><a name="_a307"></a><a class="code" href="a00097.html">webclient_state</a> {<a name="l00056"></a>00056 u8_t <a name="_a308"></a><a class="code" href="a00087.html">timer</a>;<a name="l00057"></a>00057 u8_t <a name="a309"></a><a class="code" href="a00097.html#8ae6395641b7752dce47881e20cee970">state</a>;<a name="l00058"></a>00058 u8_t <a name="a310"></a><a class="code" href="a00097.html#6925d46b2819adb474a5f0036f02dd7d">httpflag</a>;<a name="l00059"></a>00059 <a name="l00060"></a>00060 u16_t port;<a name="l00061"></a>00061 <span class="keywordtype">char</span> host[40];<a name="l00062"></a>00062 <span class="keywordtype">char</span> file[<a name="a311"></a><a class="code" href="a00163.html#g5a5bfd7e9060903893481db90645187b">WEBCLIENT_CONF_MAX_URLLEN</a>];<a name="l00063"></a>00063 u16_t <a name="a312"></a><a class="code" href="a00097.html#134ec55c3d5abaebfed4ff8edfedf1ea">getrequestptr</a>;<a name="l00064"></a>00064 u16_t <a name="a313"></a><a class="code" href="a00097.html#5a3116623c6a7da7c82db6c301ae0da3">getrequestleft</a>;<a name="l00065"></a>00065 <a name="l00066"></a>00066 <span class="keywordtype">char</span> <a name="a314"></a><a class="code" href="a00097.html#606d2729bf411ade69044828403a72af">httpheaderline</a>[200];<a name="l00067"></a>00067 u16_t <a name="a315"></a><a class="code" href="a00097.html#2fca02673894f222b01ad2d3a4d7dd79">httpheaderlineptr</a>;<a name="l00068"></a>00068 <a name="l00069"></a>00069 <span class="keywordtype">char</span> <a name="a316"></a><a class="code" href="a00097.html#fb60f42593d305ea36d9b4303722696e">mimetype</a>[32];<a name="l00070"></a>00070 };<a name="l00071"></a>00071 <a name="l00072"></a>00072 <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="a00097.html">webclient_state</a> <a name="a317"></a><a class="code" href="a00153.html#g69646a81a922033c5281445a71f8ffed">uip_tcp_appstate_t</a>;<a name="l00073"></a>00073 <span class="preprocessor">#define UIP_APPCALL webclient_appcall</span><a name="l00074"></a>00074 <span class="preprocessor"></span><span class="comment"></span><a name="l00075"></a>00075 <span class="comment">/**</span><a name="l00076"></a>00076 <span class="comment"> * Callback function that is called from the webclient code when HTTP</span><a name="l00077"></a>00077 <span class="comment"> * data has been received.</span><a name="l00078"></a>00078 <span class="comment"> *</span><a name="l00079"></a>00079 <span class="comment"> * This function must be implemented by the module that uses the</span><a name="l00080"></a>00080 <span class="comment"> * webclient code. The function is called from the webclient module</span><a name="l00081"></a>00081 <span class="comment"> * when HTTP data has been received. The function is not called when</span><a name="l00082"></a>00082 <span class="comment"> * HTTP headers are received, only for the actual data.</span><a name="l00083"></a>00083 <span class="comment"> *</span><a name="l00084"></a>00084 <span class="comment"> * \note This function is called many times, repetedly, when data is</span><a name="l00085"></a>00085 <span class="comment"> * being received, and not once when all data has been received.</span><a name="l00086"></a>00086 <span class="comment"> *</span><a name="l00087"></a>00087 <span class="comment"> * \param data A pointer to the data that has been received.</span><a name="l00088"></a>00088 <span class="comment"> * \param len The length of the data that has been received.</span><a name="l00089"></a>00089 <span class="comment"> */</span><a name="l00090"></a>00090 <span class="keywordtype">void</span> <a name="a318"></a><a class="code" href="a00163.html#gc4b119801e50cc1824498a1cdf9adc37">webclient_datahandler</a>(<span class="keywordtype">char</span> *data, u16_t len);<a name="l00091"></a>00091 <span class="comment"></span><a name="l00092"></a>00092 <span class="comment">/**</span><a name="l00093"></a>00093 <span class="comment"> * Callback function that is called from the webclient code when the</span><a name="l00094"></a>00094 <span class="comment"> * HTTP connection has been connected to the web server.</span><a name="l00095"></a>00095 <span class="comment"> *</span><a name="l00096"></a>00096 <span class="comment"> * This function must be implemented by the module that uses the</span><a name="l00097"></a>00097 <span class="comment"> * webclient code.</span><a name="l00098"></a>00098 <span class="comment"> */</span><a name="l00099"></a>00099 <span class="keywordtype">void</span> <a name="a319"></a><a class="code" href="a00163.html#g6b942c1ef22f8cd1a726ef3364c9fbea">webclient_connected</a>(<span class="keywordtype">void</span>);<a name="l00100"></a>00100 <span class="comment"></span><a name="l00101"></a>00101 <span class="comment">/**</span><a name="l00102"></a>00102 <span class="comment"> * Callback function that is called from the webclient code if the</span><a name="l00103"></a>00103 <span class="comment"> * HTTP connection to the web server has timed out.</span><a name="l00104"></a>00104 <span class="comment"> *</span><a name="l00105"></a>00105 <span class="comment"> * This function must be implemented by the module that uses the</span><a name="l00106"></a>00106 <span class="comment"> * webclient code.</span><a name="l00107"></a>00107 <span class="comment"> */</span><a name="l00108"></a>00108 <span class="keywordtype">void</span> <a name="a320"></a><a class="code" href="a00163.html#g23705efb9077187881f094fc9be13bde">webclient_timedout</a>(<span class="keywordtype">void</span>);<a name="l00109"></a>00109 <span class="comment"></span><a name="l00110"></a>00110 <span class="comment">/**</span>⌨️ 快捷键说明
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