锘??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>&#20037;&#20037;&#20037;&#20037;&#20813;&#36153;&#31934;&#21697;&#22269;&#20135;&#44;&#22269;&#20135;&#20122;&#27954;&#27431;&#32654;&#31934;&#21697;&#20037;&#20037;&#20037;&#44;&#26080;&#30721;&#20154;&#22971;&#20037;&#20037;&#19968;&#21306;&#20108;&#21306;&#19977;&#21306;&#34588;&#26691;&#13;</title><link>http://www.shnenglu.com/ronliu/category/8749.html</link><description>鎬濈華鐨勮嚜鐣欏湴</description><language>zh-cn</language><lastBuildDate>Thu, 08 Jan 2009 20:13:08 GMT</lastBuildDate><pubDate>Thu, 08 Jan 2009 20:13:08 GMT</pubDate><ttl>60</ttl><item><title>socket緙栫▼涔嬬鍙ｅ崰鐢?鍙妔ocket楂樼駭閫夐」</title><link>http://www.shnenglu.com/ronliu/archive/2009/01/06/71312.html</link><dc:creator>ronliu</dc:creator><author>ronliu</author><pubDate>Tue, 06 Jan 2009 03:52:00 GMT</pubDate><guid>http://www.shnenglu.com/ronliu/archive/2009/01/06/71312.html</guid><wfw:comment>http://www.shnenglu.com/ronliu/comments/71312.html</wfw:comment><comments>http://www.shnenglu.com/ronliu/archive/2009/01/06/71312.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/ronliu/comments/commentRss/71312.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/ronliu/services/trackbacks/71312.html</trackback:ping><description><![CDATA[鐜拌薄錛氭湇鍔″櫒绔剰澶栭��鍑哄悗椹笂閲嶅惎錛屾彁紺虹鍙ｇ粦瀹氶敊璇紝绔彛姝ｅ湪浣跨敤涓�傜◢絳変竴浼氬悗鍐嶆閲嶅惎錛屽彲浠ユ甯歌繍琛屻�?br>鍙互璁劇疆socket鐨勯�夐」涓篠O_REUSEADDR錛屼嬌鍏跺厑璁稿畬鍏ㄩ噸澶嶇殑緇戝畾銆?br>&nbsp;&nbsp;&nbsp; int rc = 1;<br>&nbsp;&nbsp;&nbsp; setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char *)&amp;rc, sizeof(rc));<br>&nbsp;&nbsp;&nbsp; bind(fd, (struct sockaddr *) &amp;addr, sizeof(addr));<br><br>setsockopt鐨勫嚱鏁板師鍨嬩負錛?br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; int getsockopt(int s, int level, int optname, void *optval, socklen_t *optlen);<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; int setsockopt(int s, int level, int optname, const void *optval, socklen_t optlen);<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 鍏朵腑optval涓洪�夐」鐨勫紑鍏蟲爣蹇楃錛屼緥濡傛垜浣跨敤rc錛?寮�鍚疭O_REUSEADDR銆?br>
<br>fcntl 鏂囦歡鎺у埗錛宖ile control錛岃濡傛帶鍒秙ocket涓洪潪闃誨IO錛屼俊鍙烽┍鍔↖O絳夈�傜被浼肩殑鏈塱octl<br> <img src ="http://www.shnenglu.com/ronliu/aggbug/71312.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/ronliu/" target="_blank">ronliu</a> 2009-01-06 11:52 <a href="http://www.shnenglu.com/ronliu/archive/2009/01/06/71312.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>閫氫織瑙ｉ噴socket</title><link>http://www.shnenglu.com/ronliu/archive/2008/10/26/65113.html</link><dc:creator>ronliu</dc:creator><author>ronliu</author><pubDate>Sun, 26 Oct 2008 09:09:00 GMT</pubDate><guid>http://www.shnenglu.com/ronliu/archive/2008/10/26/65113.html</guid><wfw:comment>http://www.shnenglu.com/ronliu/comments/65113.html</wfw:comment><comments>http://www.shnenglu.com/ronliu/archive/2008/10/26/65113.html#Feedback</comments><slash:comments>4</slash:comments><wfw:commentRss>http://www.shnenglu.com/ronliu/comments/commentRss/65113.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/ronliu/services/trackbacks/65113.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp; socket鏄綉緇滅紪紼嬬殑鍩虹錛屾湰鏂囩敤鎵撶數(shù)璇濇潵綾繪瘮socket閫氫俊涓緩绔婽CP榪炴帴鐨勮繃紼嬨�?br>&nbsp;&nbsp;&nbsp; socket鍑芥暟錛岃〃紺轟綘涔頒簡鎴栬�呭�熶簡涓�閮ㄦ墜鏈恒�?br>&nbsp;&nbsp;&nbsp; bind鍑芥暟錛屽憡璇夊埆浜轟綘鐨勬墜鏈哄彿鐮侊紝璁╀粬浠粰浣犳墦鐢?shù)璇濄�?br>&nbsp;&nbsp;&nbsp; listen鍑芥暟錛屾墦寮�鎵嬫満鐨勯搩澹幫紝鑰屼笉鏄潤闊籌紝榪欐牱鏈夌數(shù)璇濇椂鍙互绔嬮┈鍙嶅簲銆俵isten鍑芥暟鐨勭浜屼釜鍙傛暟錛屾渶澶ц繛鎺ユ暟錛岃〃紺烘渶澶氭湁鍑犱釜浜哄彲浠ュ悓鏃舵嫧鎵撲綘鐨勫彿鐮併�備笉榪囨垜浠殑鎵嬫満錛屾渶澶氬彧鑳芥湁涓�涓漢鎵撹繘鏉ワ紝瑕佷笉鐒跺氨鎻愮ず鍗犵嚎銆?br>&nbsp;&nbsp;&nbsp; connect鍑芥暟錛屼綘鐨勬湅鍙嬬煡閬撲簡浣犵殑鍙風爜錛岄�氳繃榪欎釜鍙風爜鏉ヨ仈緋諱綘銆傚湪浠栫瓑寰呬綘鍥炲簲鐨勬椂鍊欙紝涓嶈兘鍋氬叾浠栦簨鎯咃紝鎵�浠onnect鍑芥暟鏄樆濉炵殑銆?br>&nbsp;&nbsp;&nbsp; accept鍑芥暟錛屼綘鍚埌浜嗙數(shù)璇濋搩澹幫紝鎺ョ數(shù)璇濓紝accept it錛佺劧鍚?#8220;鍠?#8221;涓�澹幫紝浣犵殑鏈嬪弸鍚埌浣犵殑鍥炲簲錛岀煡閬撶數(shù)璇濆凡緇忔墦榪涘幓浜嗐�傝嚦姝わ紝涓�涓猅CP榪炴帴寤虹珛浜嗐�?br>&nbsp;&nbsp;&nbsp; read/write鍑芥暟錛岃繛鎺ュ緩绔嬪悗錛孴CP鐨勪袱绔彲浠ヤ簰鐩告敹鍙戞秷鎭紝榪欐椂鍊欑殑榪炴帴鏄叏鍙屽伐鐨勩�傚搴旀墦鐢?shù)璇濅腑鐨勭數(shù)璇濈厡觻?br>&nbsp;&nbsp;&nbsp; close鍑芥暟錛岄�氳瘽瀹屾瘯錛屼竴鏂硅&#8220;鎴戞寕浜?#8221;錛屽彟涓�鏂瑰洖搴?浣犳寕鍚?錛岀劧鍚庡皢榪炴帴緇堟銆傚疄闄呯殑close(sockfd)鏈変簺涓嶅悓錛屽畠涓嶆鏄粓姝㈣繛鎺ワ紝榪樻妸鎵嬫満涔熷綊榪橈紝涓嶅湪鍗犳湁榪欓儴鎵嬫満錛屽氨褰撴槸鍏敤鐢?shù)璇濆惂銆?br>&nbsp;&nbsp;&nbsp; 娉ㄦ剰鍒幫紝涓婅堪榪炴帴鏄樆濉炵殑錛屼綘涓�嬈″彧鑳藉搷搴斾竴涓敤鎴風殑榪炴帴璇鋒眰錛屼絾鍦ㄥ疄闄呯綉緇滅紪紼嬩腑錛屼竴涓湇鍔″櫒鏈嶅姟浜庡涓鎴鳳紝涓婅堪鏂規(guī)涔熷氨琛屼笉閫氫簡錛屾�庝箞鍔烇紵鎯充竴鎯?860錛岀Щ鍔ㄧ殑澹拌鏈嶅姟鍙幫紝涔熸槸鍙湁涓�涓彿鐮侊紝瀹冩�庝箞鑳藉悓鏃舵湇鍔￠偅涔堝浜哄憿錛熷彲浠ヨ繖鏍風悊瑙ｏ紝鍦ㄤ綘鎵撶數(shù)璇濆埌1860鏃訛紝鎬繪湇鍔″彴浼氳涓�涓帴綰垮憳鏉ヤ負浣犳湇鍔★紝鑰屽畠鑷繁鍗寸戶緇洃鍚湁娌℃湁鏂扮殑鐢?shù)璇濇帴鍏ャ�傚湪緗戠粶緙栫▼涓紝榪欎釜榪囩▼綾諱技浜巉ork涓�涓瓙榪涚▼錛屽緩绔嬪疄闄呯殑閫氫俊榪炴帴錛岃�屼富榪涚▼緇х畫鐩戝惉銆?860鐨勬帴綰垮憳鏄湁闄愮殑錛屾墍浠ュ綋榪炴帴鐨勪漢鏁拌揪鍒頒笂綰挎椂錛屽畠浼氭斁棣栨瓕緇欎綘鍚紝蹇欑瓑寰咃紝鐩村埌鏈夋柊鐨勭┖闂叉帴綰垮憳涓烘銆?br>&nbsp;&nbsp;&nbsp; 瀹為檯緗戠粶緙栫▼涓紝澶勭悊騫跺彂鐨勬柟寮忚繕鏈塻elect/poll/epoll絳夈�?br><br>涓嬮潰鏄竴涓疄闄呯殑socket閫氫俊榪囩▼錛?br><img alt="" src="http://www.shnenglu.com/images/cppblog_com/ronliu/tcpsocket.png" width="554" height="327"><br><br> <img src ="http://www.shnenglu.com/ronliu/aggbug/65113.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/ronliu/" target="_blank">ronliu</a> 2008-10-26 17:09 <a href="http://www.shnenglu.com/ronliu/archive/2008/10/26/65113.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>                         <footer>
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