﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>C++博客-C++ Programmer-随笔分类-Network</title><link>http://www.cppblog.com/suiaiguo/category/11206.html</link><description>天行健，君子以自强不息；
地势坤，君子以厚德载物</description><language>zh-cn</language><lastBuildDate>Mon, 20 Jul 2009 11:29:25 GMT</lastBuildDate><pubDate>Mon, 20 Jul 2009 11:29:25 GMT</pubDate><ttl>60</ttl><item><title>Socket编程原理概述</title><link>http://www.cppblog.com/suiaiguo/archive/2009/07/19/90516.html</link><dc:creator>Saga</dc:creator><author>Saga</author><pubDate>Sun, 19 Jul 2009 04:56:00 GMT</pubDate><guid>http://www.cppblog.com/suiaiguo/archive/2009/07/19/90516.html</guid><wfw:comment>http://www.cppblog.com/suiaiguo/comments/90516.html</wfw:comment><comments>http://www.cppblog.com/suiaiguo/archive/2009/07/19/90516.html#Feedback</comments><slash:comments>3</slash:comments><wfw:commentRss>http://www.cppblog.com/suiaiguo/comments/commentRss/90516.html</wfw:commentRss><trackback:ping>http://www.cppblog.com/suiaiguo/services/trackbacks/90516.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 1 问题的引入&nbsp; UNIX系统的I/O命令集，是从Maltics和早期系统中的命令演变出来的，其模式为打开一读/写一关闭（open-write-read-close）。在一个用户进程进行I/O操作时，它首先调用&#8220;打开&#8221;获得对指定文件或设备的使用权，并返回称为文件描述符的整型数，以描述用户在打开的文件或设备上进行I/O操作的进程。然后这个用户进程多次调用&#8220...&nbsp;&nbsp;<a href='http://www.cppblog.com/suiaiguo/archive/2009/07/19/90516.html'>阅读全文</a><img src ="http://www.cppblog.com/suiaiguo/aggbug/90516.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/suiaiguo/" target="_blank">Saga</a> 2009-07-19 12:56 <a href="http://www.cppblog.com/suiaiguo/archive/2009/07/19/90516.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>