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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=UTF-8"><title>Crypto++: channels.cpp 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 1.5.2 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="classes.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>File Members</span></a></li> </ul></div><h1>channels.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// channels.cpp - written and placed in the public domain by Wei Dai</span><a name="l00002"></a>00002 <a name="l00003"></a>00003 <span class="preprocessor">#include "pch.h"</span><a name="l00004"></a>00004 <a name="l00005"></a>00005 <span class="preprocessor">#ifndef CRYPTOPP_IMPORTS</span><a name="l00006"></a>00006 <span class="preprocessor"></span><a name="l00007"></a>00007 <span class="preprocessor">#include "channels.h"</span><a name="l00008"></a>00008 <a name="l00009"></a>00009 NAMESPACE_BEGIN(CryptoPP)<a name="l00010"></a>00010 USING_NAMESPACE(std)<a name="l00011"></a>00011 <a name="l00012"></a>00012 <span class="preprocessor">#if 0</span><a name="l00013"></a>00013 <span class="preprocessor"></span><span class="keywordtype">void</span> MessageSwitch::AddDefaultRoute(<a class="code" href="class_buffered_transformation.html" title="interface for buffered transformations">BufferedTransformation</a> &destination, <span class="keyword">const</span> std::string &channel)<a name="l00014"></a>00014 {<a name="l00015"></a>00015 m_defaultRoutes.push_back(Route(&destination, channel));<a name="l00016"></a>00016 }<a name="l00017"></a>00017 <a name="l00018"></a>00018 <span class="keywordtype">void</span> MessageSwitch::AddRoute(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> begin, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> end, <a class="code" href="class_buffered_transformation.html" title="interface for buffered transformations">BufferedTransformation</a> &destination, <span class="keyword">const</span> std::string &channel)<a name="l00019"></a>00019 {<a name="l00020"></a>00020 RangeRoute route(begin, end, Route(&destination, channel));<a name="l00021"></a>00021 RouteList::iterator it = upper_bound(m_routes.begin(), m_routes.end(), route);<a name="l00022"></a>00022 m_routes.insert(it, route);<a name="l00023"></a>00023 }<a name="l00024"></a>00024 <a name="l00025"></a>00025 <span class="comment">/*</span><a name="l00026"></a>00026 <span class="comment">class MessageRouteIterator</span><a name="l00027"></a>00027 <span class="comment">{</span><a name="l00028"></a>00028 <span class="comment">public:</span><a name="l00029"></a>00029 <span class="comment"> typedef MessageSwitch::RouteList::const_iterator RouteIterator;</span><a name="l00030"></a>00030 <span class="comment"> typedef MessageSwitch::DefaultRouteList::const_iterator DefaultIterator;</span><a name="l00031"></a>00031 <span class="comment"></span><a name="l00032"></a>00032 <span class="comment"> bool m_useDefault;</span><a name="l00033"></a>00033 <span class="comment"> RouteIterator m_itRouteCurrent, m_itRouteEnd;</span><a name="l00034"></a>00034 <span class="comment"> DefaultIterator m_itDefaultCurrent, m_itDefaultEnd;</span><a name="l00035"></a>00035 <span class="comment"></span><a name="l00036"></a>00036 <span class="comment"> MessageRouteIterator(MessageSwitch &ms, const std::string &channel)</span><a name="l00037"></a>00037 <span class="comment"> : m_channel(channel)</span><a name="l00038"></a>00038 <span class="comment"> {</span><a name="l00039"></a>00039 <span class="comment"> pair<MapIterator, MapIterator> range = cs.m_routeMap.equal_range(channel);</span><a name="l00040"></a>00040 <span class="comment"> if (range.first == range.second)</span><a name="l00041"></a>00041 <span class="comment"> {</span><a name="l00042"></a>00042 <span class="comment"> m_useDefault = true;</span><a name="l00043"></a>00043 <span class="comment"> m_itListCurrent = cs.m_defaultRoutes.begin();</span><a name="l00044"></a>00044 <span class="comment"> m_itListEnd = cs.m_defaultRoutes.end();</span><a name="l00045"></a>00045 <span class="comment"> }</span><a name="l00046"></a>00046 <span class="comment"> else</span><a name="l00047"></a>00047 <span class="comment"> {</span><a name="l00048"></a>00048 <span class="comment"> m_useDefault = false;</span><a name="l00049"></a>00049 <span class="comment"> m_itMapCurrent = range.first;</span><a name="l00050"></a>00050 <span class="comment"> m_itMapEnd = range.second;</span><a name="l00051"></a>00051 <span class="comment"> }</span><a name="l00052"></a>00052 <span class="comment"> }</span><a name="l00053"></a>00053 <span class="comment"></span><a name="l00054"></a>00054 <span class="comment"> bool End() const</span><a name="l00055"></a>00055 <span class="comment"> {</span><a name="l00056"></a>00056 <span class="comment"> return m_useDefault ? m_itListCurrent == m_itListEnd : m_itMapCurrent == m_itMapEnd;</span><a name="l00057"></a>00057 <span class="comment"> }</span><a name="l00058"></a>00058 <span class="comment"></span><a name="l00059"></a>00059 <span class="comment"> void Next()</span><a name="l00060"></a>00060 <span class="comment"> {</span><a name="l00061"></a>00061 <span class="comment"> if (m_useDefault)</span><a name="l00062"></a>00062 <span class="comment"> ++m_itListCurrent;</span><a name="l00063"></a>00063 <span class="comment"> else</span><a name="l00064"></a>00064 <span class="comment"> ++m_itMapCurrent;</span><a name="l00065"></a>00065 <span class="comment"> }</span><a name="l00066"></a>00066 <span class="comment"></span><a name="l00067"></a>00067 <span class="comment"> BufferedTransformation & Destination()</span><a name="l00068"></a>00068 <span class="comment"> {</span><a name="l00069"></a>00069 <span class="comment"> return m_useDefault ? *m_itListCurrent->first : *m_itMapCurrent->second.first;</span><a name="l00070"></a>00070 <span class="comment"> }</span><a name="l00071"></a>00071 <span class="comment"></span><a name="l00072"></a>00072 <span class="comment"> const std::string & Message()</span><a name="l00073"></a>00073 <span class="comment"> {</span><a name="l00074"></a>00074 <span class="comment"> if (m_useDefault)</span><a name="l00075"></a>00075 <span class="comment"> return m_itListCurrent->second.get() ? *m_itListCurrent->second.get() : m_channel;</span><a name="l00076"></a>00076 <span class="comment"> else</span><a name="l00077"></a>00077 <span class="comment"> return m_itMapCurrent->second.second;</span><a name="l00078"></a>00078 <span class="comment"> }</span><a name="l00079"></a>00079 <span class="comment">};</span><a name="l00080"></a>00080 <span class="comment"></span><a name="l00081"></a>00081 <span class="comment">void MessageSwitch::Put(byte inByte);</span><a name="l00082"></a>00082 <span class="comment">void MessageSwitch::Put(const byte *inString, unsigned int length);</span><a name="l00083"></a>00083 <span class="comment"></span><a name="l00084"></a>00084 <span class="comment">void MessageSwitch::Flush(bool completeFlush, int propagation=-1);</span><a name="l00085"></a>00085 <span class="comment">void MessageSwitch::MessageEnd(int propagation=-1);</span><a name="l00086"></a>00086 <span class="comment">void MessageSwitch::PutMessageEnd(const byte *inString, unsigned int length, int propagation=-1);</span><a name="l00087"></a>00087 <span class="comment">void MessageSwitch::MessageSeriesEnd(int propagation=-1);</span><a name="l00088"></a>00088 <span class="comment">*/</span><a name="l00089"></a>00089 <span class="preprocessor">#endif</span><a name="l00090"></a>00090 <span class="preprocessor"></span><a name="l00091"></a>00091 ⌨️ 快捷键说明
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