📄 csdn_文档中心_路由模拟——设计方案的实现(2).htm
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<TD width=500> 毕业设计，路由算法的模拟</TD></TR>
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style="FONT-FAMILY: 宋体; FONT-SIZE: 9pt; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"></SPAN> </P>
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style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l0 level1 lfo1"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋体; FONT-SIZE: 9pt; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"></SPAN> </P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l0 level1 lfo1"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋体; FONT-SIZE: 9pt; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">二，</SPAN><SPAN
style="FONT-FAMILY: 宋体; FONT-SIZE: 9pt; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">网络的建立</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 9pt; mso-bidi-font-size: 12.0pt"><?xml:namespace
prefix = o ns = "urn:schemas-microsoft-com:office:office"
/><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt 18pt"><SPAN
style="FONT-FAMILY: 宋体; FONT-SIZE: 9pt; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">网络的建立都是针对中心路由器的高速网络，任意复杂网络可以扩充实现。另外本方案部分代码是为单独调试、运行而写的，在与通信模拟系统整合时要重写部分代码。</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 9pt; mso-bidi-font-size: 12.0pt"> </SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt 18pt"><SPAN lang=EN-US
style="FONT-SIZE: 9pt; mso-bidi-font-size: 12.0pt"><o:p></o:p></SPAN> </P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-SIZE: 9pt; mso-bidi-font-size: 12.0pt">1</SPAN><SPAN
style="FONT-FAMILY: 宋体; FONT-SIZE: 9pt; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，</SPAN><SPAN
style="COLOR: black; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">获得网络信息</SPAN><SPAN
lang=EN-US
style="COLOR: green; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
style="COLOR: black; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">方法名称：<SPAN
lang=EN-US><SPAN style="mso-tab-count: 1">
</SPAN><SPAN style="mso-tab-count: 1">
</SPAN><SPAN style="mso-tab-count: 1">
</SPAN></SPAN></SPAN><B><SPAN lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">Net::GetNetInfor</SPAN></B><SPAN
lang=EN-US
style="COLOR: black; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
style="COLOR: black; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">方法参数：<SPAN
lang=EN-US><SPAN style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-tab-count: 2">
</SPAN></SPAN></SPAN><SPAN
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">无<SPAN
lang=EN-US style="COLOR: black"><o:p></o:p></SPAN></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
style="COLOR: black; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">返回值：<SPAN
lang=EN-US><SPAN
style="mso-tab-count: 2"> </SPAN><SPAN
style="mso-tab-count: 2">
</SPAN>无<o:p></o:p></SPAN></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt 104.8pt; TEXT-ALIGN: left; TEXT-INDENT: -104.8pt; mso-layout-grid-align: none"><SPAN
style="COLOR: black; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">方法的目的：<SPAN
lang=EN-US><SPAN
style="mso-tab-count: 2">
</SPAN>获得网络的信息，包括网络的拓扑信息，耗散信息，以及有可能包括的路由器类型向量与网络线路类型向量</SPAN></SPAN><SPAN
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">。本实现方案为简单情形，从文件中读取这些信息。如果与通信模拟系统进行整合，则调用通信模拟系统提供的接口来获得这些信息，可重写代码。<SPAN
lang=EN-US style="COLOR: black"><o:p></o:p></SPAN></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
style="COLOR: black; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">可能的出错：<SPAN
lang=EN-US><SPAN style="mso-tab-count: 1"> </SPAN><SPAN
style="mso-tab-count: 2">
</SPAN>文件操作失败：系统退出。<o:p></o:p></SPAN></SPAN></P>
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style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: green; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">//
获得网络信息<o:p></o:p></SPAN></P>
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style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: blue; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">void</SPAN><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">
Net::GetNetInfor(<SPAN
style="COLOR: blue">void</SPAN>)<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">{<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN><SPAN
style="COLOR: blue">int</SPAN> _routNum=-1;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN><SPAN
style="COLOR: blue">int</SPAN> _lineNum=-1;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>std::fstream file;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN><SPAN
style="COLOR: blue">char</SPAN>
*fileName="netinfor.txt";<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"> <o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>file.open(fileName,std::ios_base::in|std::ios_base::out);<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">
<SPAN
style="COLOR: blue">if</SPAN>(file.fail())<BR>
{<BR>
std::cout<<"\n\n文件("<<fileName<<")
打开失败.\n\n";<BR>
<SPAN style="COLOR: blue">char</SPAN>
ch;<BR> std::cin>>ch;<BR>
exit(-1);<BR> }<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN><SPAN
style="COLOR: green">//这里是从文件中获得网络信息的，可以从通信模拟系统中直接获得，<o:p></o:p></SPAN></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN><SPAN
style="COLOR: green">//可另外实现。目前代码只考虑主干网的信息。复杂网络可以扩充实现。<o:p></o:p></SPAN></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN><SPAN
style="COLOR: green">////////////////////////////////////////////////////////////////<o:p></o:p></SPAN></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="COLOR: green; FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"> <o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>file>>_routNum;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>file>>_lineNum;<SPAN style="mso-tab-count: 1">
</SPAN><o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 新宋体; FONT-SIZE: 9pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>routNum=_routNum;<o:p></o:p></SPAN></P>
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