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<html><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><!--Converted with jLaTeX2HTML 2002 (1.62) JA patch-1.4patched version by: Kenshi Muto, Debian Project.LaTeX2HTML 2002 (1.62),original version by: Nikos Drakos, CBLU, University of Leeds* revised and updated by: Marcus Hennecke, Ross Moore, Herb Swan* with significant contributions from: Jens Lippmann, Marek Rouchal, Martin Wilck and others --><HTML><HEAD><TITLE>12.2.2 p_info Class</TITLE><META NAME="description" CONTENT="12.2.2 p_info Class"><META NAME="keywords" CONTENT="everything"><META NAME="resource-type" CONTENT="document"><META NAME="distribution" CONTENT="global"><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"><META NAME="Generator" CONTENT="jLaTeX2HTML v2002 JA patch-1.4"><META HTTP-EQUIV="Content-Style-Type" CONTENT="text/css"><LINK REL="STYLESHEET" HREF="everything.css" tppabs="http://www.isi.edu/nsnam/ns/doc/everything.css"><LINK REL="next" HREF="node134.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node134.html"><LINK REL="previous" HREF="node132.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node132.html"><LINK REL="up" HREF="node131.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node131.html"><LINK REL="next" HREF="node134.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node134.html"></HEAD><BODY ><!--Navigation Panel--><A NAME="tex2html3334" HREF="node134.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node134.html"><IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="file:/usr/share/latex2html/icons/next.png"></A> <A NAME="tex2html3328" HREF="node131.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node131.html"><IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="file:/usr/share/latex2html/icons/up.png"></A> <A NAME="tex2html3322" HREF="node132.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node132.html"><IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="file:/usr/share/latex2html/icons/prev.png"></A> <A NAME="tex2html3330" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html"><IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="file:/usr/share/latex2html/icons/contents.png"></A> <A NAME="tex2html3332" HREF="node590.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node590.html"><IMG WIDTH="43" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="index" SRC="file:/usr/share/latex2html/icons/index.png"></A> <BR><B> Next:</B> <A NAME="tex2html3335" HREF="node134.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node134.html">12.2.3 The hdr_cmn Class</A><B> Up:</B> <A NAME="tex2html3329" HREF="node131.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node131.html">12.2 Packet Classes</A><B> Previous:</B> <A NAME="tex2html3323" HREF="node132.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node132.html">12.2.1 The Packet Class</A>   <B> <A NAME="tex2html3331" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html">Contents</A></B>   <B> <A NAME="tex2html3333" HREF="node590.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node590.html">Index</A></B> <BR><BR><!--End of Navigation Panel--><H2><A NAME="SECTION03922000000000000000"></A><A NAME="sec:pinfoclass"></A><BR>12.2.2 p_info Class</H2><P>This class is used as a ``glue'' to bind numeric packet type valueswith their symbolic names. When a new packet type is defined, itsnumeric code should be added to the enumeration <TT>packet_t</TT> (seepacket.h) <A NAME="tex2html21" HREF="footnode.html#foot5346" tppabs="http://www.isi.edu/nsnam/ns/doc/footnode.html#foot5346"><SUP>12.2</SUP></A> and its symbolic name should be added to the constructorof <TT>p_info</TT>:<PRE>enum packet_t { PT_TCP, ... PT_NTYPE // This MUST be the LAST one};class p_info {public: p_info() { name_[PT_TCP]= "tcp"; ... }}</PRE><BR><HR><ADDRESS>2003-09-23</ADDRESS></BODY></HTML>⌨️ 快捷键说明
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