zhuyijun
/
cpp-guide-web
mirror of https://gitee.com/balloonwj/cpp-guide-web.git


			
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985986987988989990991992993994995996997998999100010011002100310041005100610071008100910101011101210131014101510161017101810191020102110221023102410251026102710281029103010311032103310341035103610371038103910401041104210431044104510461047104810491050105110521053105410551056105710581059106010611062106310641065106610671068106910701071107210731074107510761077107810791080108110821083108410851086108710881089109010911092109310941095109610971098109911001101110211031104110511061107110811091110111111121113111411151116111711181119112011211122112311241125112611271128112911301131113211331134113511361137113811391140114111421143114411451146114711481149115011511152115311541155115611571158115911601161116211631164116511661167116811691170117111721173117411751176117711781179118011811182118311841185118611871188118911901191119211931194119511961197119811991200120112021203120412051206120712081209121012111212121312141215121612171218121912201221122212231224122512261227122812291230123112321233123412351236123712381239124012411242124312441245124612471248124912501251125212531254125512561257125812591260126112621263126412651266126712681269127012711272127312741275127612771278127912801281128212831284128512861287128812891290129112921293129412951296129712981299130013011302130313041305130613071308130913101311131213131314131513161317131813191320132113221323132413251326132713281329133013311332133313341335133613371338133913401341134213431344134513461347134813491350135113521353135413551356135713581359136013611362136313641365136613671368136913701371137213731374137513761377137813791380138113821383138413851386138713881389139013911392139313941395139613971398139914001401140214031404140514061407140814091410141114121413141414151416141714181419142014211422142314241425142614271428142914301431143214331434143514361437143814391440144114421443144414451446144714481449145014511452145314541455145614571458145914601461146214631464146514661467146814691470147114721473147414751476147714781479148014811482148314841485148614871488148914901491149214931494149514961497149814991500150115021503150415051506150715081509151015111512151315141515151615171518151915201521152215231524152515261527152815291530153115321533153415351536153715381539154015411542154315441545154615471548154915501551155215531554155515561557155815591560156115621563156415651566156715681569157015711572157315741575157615771578157915801581158215831584158515861587158815891590159115921593159415951596159715981599160016011602160316041605160616071608160916101611161216131614161516161617161816191620162116221623162416251626162716281629163016311632163316341635163616371638163916401641164216431644164516461647164816491650165116521653165416551656165716581659166016611662166316641665166616671668166916701671167216731674167516761677167816791680168116821683168416851686168716881689169016911692169316941695169616971698169917001701170217031704170517061707170817091710171117121713171417151716171717181719172017211722172317241725172617271728172917301731173217331734173517361737173817391740174117421743174417451746174717481749175017511752175317541755175617571758175917601761176217631764176517661767176817691770177117721773177417751776177717781779178017811782178317841785178617871788178917901791179217931794179517961797179817991800180118021803180418051806180718081809181018111812181318141815181618171818181918201821182218231824182518261827182818291830183118321833183418351836183718381839184018411842184318441845184618471848184918501851185218531854185518561857185818591860186118621863186418651866186718681869187018711872187318741875187618771878187918801881188218831884188518861887188818891890189118921893189418951896189718981899190019011902190319041905190619071908190919101911191219131914191519161917191819191920192119221923192419251926192719281929193019311932193319341935193619371938193919401941194219431944194519461947194819491950195119521953195419551956195719581959196019611962196319641965196619671968196919701971197219731974197519761977197819791980198119821983198419851986198719881989199019911992199319941995199619971998199920002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025202620272028202920302031203220332034203520362037203820392040204120422043204420452046204720482049205020512052205320542055205620572058205920602061206220632064206520662067206820692070207120722073207420752076207720782079208020812082208320842085208620872088208920902091209220932094209520962097209820992100210121022103210421052106210721082109211021112112211321142115211621172118211921202121212221232124212521262127212821292130213121322133213421352136213721382139214021412142214321442145214621472148214921502151215221532154215521562157215821592160216121622163216421652166216721682169217021712172217321742175217621772178217921802181218221832184218521862187218821892190219121922193219421952196219721982199220022012202220322042205220622072208220922102211221222132214221522162217221822192220222122222223222422252226222722282229223022312232223322342235223622372238223922402241224222432244224522462247224822492250225122522253225422552256225722582259226022612262226322642265226622672268226922702271227222732274227522762277227822792280228122822283228422852286228722882289229022912292229322942295229622972298229923002301230223032304230523062307230823092310231123122313231423152316231723182319232023212322232323242325232623272328232923302331233223332334233523362337233823392340234123422343234423452346234723482349235023512352235323542355235623572358235923602361236223632364236523662367236823692370237123722373237423752376237723782379238023812382238323842385238623872388238923902391239223932394239523962397239823992400240124022403240424052406240724082409241024112412241324142415241624172418241924202421242224232424242524262427242824292430243124322433243424352436243724382439244024412442244324442445244624472448244924502451245224532454245524562457245824592460246124622463246424652466246724682469247024712472247324742475247624772478247924802481248224832484248524862487248824892490249124922493249424952496249724982499250025012502250325042505250625072508250925102511251225132514251525162517251825192520252125222523252425252526252725282529253025312532253325342535253625372538253925402541254225432544254525462547254825492550255125522553255425552556255725582559256025612562256325642565256625672568256925702571257225732574257525762577257825792580258125822583258425852586258725882589259025912592259325942595259625972598259926002601260226032604260526062607260826092610261126122613261426152616261726182619262026212622262326242625262626272628262926302631263226332634263526362637263826392640264126422643264426452646264726482649265026512652265326542655265626572658265926602661266226632664266526662667266826692670267126722673267426752676267726782679268026812682268326842685268626872688268926902691269226932694269526962697269826992700270127022703270427052706270727082709271027112712271327142715271627172718271927202721272227232724272527262727272827292730273127322733273427352736273727382739274027412742274327442745274627472748274927502751275227532754275527562757275827592760276127622763276427652766276727682769277027712772277327742775277627772778277927802781278227832784278527862787278827892790279127922793279427952796279727982799280028012802280328042805280628072808280928102811281228132814281528162817281828192820282128222823282428252826282728282829283028312832283328342835283628372838283928402841284228432844284528462847284828492850285128522853285428552856285728582859286028612862286328642865286628672868286928702871287228732874287528762877287828792880288128822883288428852886288728882889
							
<!DOCTYPE HTML>
<html lang="" >
    <head>
        <meta charset="UTF-8">
        <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
        <title>02 网络监听的建立 · 高性能服务器开发 技术专栏</title>
        <meta http-equiv="X-UA-Compatible" content="IE=edge" />
        <meta name="description" content="">
        <meta name="generator" content="GitBook 3.2.3">
        <meta name="author" content="easy_coder">
        
        
    <link rel="stylesheet" href="../../gitbook/style.css">

    
                <link rel="stylesheet" href="../../gitbook/gitbook-plugin-chapter-fold/chapter-fold.css">
                
            
                <link rel="stylesheet" href="../../gitbook/gitbook-plugin-search-pro/search.css">
                
            
                <link rel="stylesheet" href="../../gitbook/gitbook-plugin-splitter/splitter.css">
                
            
                <link rel="stylesheet" href="../../gitbook/gitbook-plugin-back-to-top-button/plugin.css">
                
            
                <link rel="stylesheet" href="../../gitbook/gitbook-plugin-prism/prism.css">
                
            
                <link rel="stylesheet" href="../../gitbook/gitbook-plugin-tbfed-pagefooter/footer.css">
                
            
                <link rel="stylesheet" href="../../gitbook/gitbook-plugin-code/plugin.css">
                
            
                <link rel="stylesheet" href="../../gitbook/gitbook-plugin-anchor-navigation-ex/style/plugin.css">
                
            
                <link rel="stylesheet" href="../../gitbook/gitbook-plugin-fontsettings/website.css">
                
            
                <link rel="stylesheet" href="../../gitbook/gitbook-plugin-theme-fexa/fexa.css">
                
            
    <meta name="HandheldFriendly" content="true"/>
    <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">
    <meta name="apple-mobile-web-app-capable" content="yes">
    <meta name="apple-mobile-web-app-status-bar-style" content="black">
    <link rel="apple-touch-icon-precomposed" sizes="152x152" href="../../gitbook/images/apple-touch-icon-precomposed-152.png">
    <link rel="shortcut icon" href="../../gitbook/images/favicon.ico" type="image/x-icon">

    
    <link rel="next" href="03网络连接建立.html" />
    
    
    <link rel="prev" href="01初始化参数解析.html" />
    

    </head>
    <body>
        
<div class="book">
	<div class="header-inner">
		<!-- LOGO -->
		<div class="logo"></div>
		<span class="title"></span>

		<!-- Search -->
		
<div id="book-search-input" role="search">
    <input type="text" placeholder="Type to search" />
</div>


		<!-- Nav -->
		<ul class="header-nav">
			
		</ul>
	</div>

	<div class="book-summary">
		<div class="book-summary-title">文档目录</div>
		
		
		<nav role="navigation">
			

<ul class="summary">
    
    
        <li class="header">Part I</li>
        
        
        <li class="chapter " data-level="1.1" data-path="../../">
            
                <a href="../../">
            
                    
                    Introduction
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.2" data-path="../C++必知必会的知识点/">
            
                <a href="../C++必知必会的知识点/">
            
                    
                    C++必知必会的知识点
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="1.2.1" data-path="../C++必知必会的知识点/如何成为一名合格的CC++开发者？.html">
            
                <a href="../C++必知必会的知识点/如何成为一名合格的CC++开发者？.html">
            
                    
                    如何成为一名合格的C/C++开发者？
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.2.2" data-path="../C++必知必会的知识点/不定参数函数实现var_arg系列的宏.html">
            
                <a href="../C++必知必会的知识点/不定参数函数实现var_arg系列的宏.html">
            
                    
                    不定参数函数实现var_arg系列的宏
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.2.3" data-path="../C++必知必会的知识点/你一定要搞明白的C函数调用方式与栈原理.html">
            
                <a href="../C++必知必会的知识点/你一定要搞明白的C函数调用方式与栈原理.html">
            
                    
                    你一定要搞明白的C函数调用方式与栈原理
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.2.4" data-path="../C++必知必会的知识点/深入理解CC++中的指针.html">
            
                <a href="../C++必知必会的知识点/深入理解CC++中的指针.html">
            
                    
                    深入理解C/C++中的指针
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.2.5" data-path="../C++必知必会的知识点/详解C++11中的智能指针.html">
            
                <a href="../C++必知必会的知识点/详解C++11中的智能指针.html">
            
                    
                    详解C++11中的智能指针
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.2.6" data-path="../C++必知必会的知识点/C++17结构化绑定.html">
            
                <a href="../C++必知必会的知识点/C++17结构化绑定.html">
            
                    
                    C++17结构化绑定
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.2.7" data-path="../C++必知必会的知识点/C++必须掌握的pimpl惯用法.html">
            
                <a href="../C++必知必会的知识点/C++必须掌握的pimpl惯用法.html">
            
                    
                    C++必须掌握的pimpl惯用法
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.2.8" data-path="../C++必知必会的知识点/用VisualStudio调试Linux程序.html">
            
                <a href="../C++必知必会的知识点/用VisualStudio调试Linux程序.html">
            
                    
                    用Visual Studio调试Linux程序
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.2.9" data-path="../C++必知必会的知识点/如何使用VisualStudio管理和阅读开源项目代码.html">
            
                <a href="../C++必知必会的知识点/如何使用VisualStudio管理和阅读开源项目代码.html">
            
                    
                    如何使用Visual Studio管理和阅读开源项目代码
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.2.10" data-path="../C++必知必会的知识点/利用cmake工具生成VisualStudio工程文件.html">
            
                <a href="../C++必知必会的知识点/利用cmake工具生成VisualStudio工程文件.html">
            
                    
                    利用cmake工具生成Visual Studio工程文件
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.3" data-path="../多线程/">
            
                <a href="../多线程/">
            
                    
                    多线程
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="1.3.1" data-path="../多线程/后台C++开发你一定要知道的条件变量.html">
            
                <a href="../多线程/后台C++开发你一定要知道的条件变量.html">
            
                    
                    后台C++开发你一定要知道的条件变量
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="1.3.2" data-path="../多线程/整型变量赋值是原子操作吗？.html">
            
                <a href="../多线程/整型变量赋值是原子操作吗？.html">
            
                    
                    整型变量赋值是原子操作吗？
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    

        <li class="divider"></li>
        
        
        <li class="chapter " data-level="2.1" data-path="../网络编程/">
            
                <a href="../网络编程/">
            
                    
                    网络编程
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="2.1.1" data-path="../网络编程/bind函数重难点解析.html">
            
                <a href="../网络编程/bind函数重难点解析.html">
            
                    
                    bind 函数重难点解析
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="2.1.2" data-path="../网络编程/connect函数在阻塞和非阻塞模式下的行为.html">
            
                <a href="../网络编程/connect函数在阻塞和非阻塞模式下的行为.html">
            
                    
                    connect 函数在阻塞和非阻塞模式下的行为
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="2.1.3" data-path="../网络编程/select函数重难点解析.html">
            
                <a href="../网络编程/select函数重难点解析.html">
            
                    
                    select 函数重难点解析
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="2.1.4" data-path="../网络编程/Linuxepoll模型（含LT模式和ET模式详解）.html">
            
                <a href="../网络编程/Linuxepoll模型（含LT模式和ET模式详解）.html">
            
                    
                    Linux epoll 模型（含LT 模式和 ET 模式详解）
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="2.1.5" data-path="../网络编程/socket的阻塞模式和非阻塞模式.html">
            
                <a href="../网络编程/socket的阻塞模式和非阻塞模式.html">
            
                    
                    socket 的阻塞模式和非阻塞模式
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="2.1.6" data-path="../网络编程/非阻塞模式下send和recv函数的返回值.html">
            
                <a href="../网络编程/非阻塞模式下send和recv函数的返回值.html">
            
                    
                    非阻塞模式下 send 和 recv 函数的返回值
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="2.1.7" data-path="../网络编程/服务器开发通信协议设计介绍.html">
            
                <a href="../网络编程/服务器开发通信协议设计介绍.html">
            
                    
                    服务器开发通信协议设计介绍
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="2.1.8" data-path="../网络编程/TCP协议如何解决粘包、半包问题.html">
            
                <a href="../网络编程/TCP协议如何解决粘包、半包问题.html">
            
                    
                    TCP 协议如何解决粘包、半包问题
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="2.1.9" data-path="../网络编程/网络通信中收发数据的正确姿势.html">
            
                <a href="../网络编程/网络通信中收发数据的正确姿势.html">
            
                    
                    网络通信中收发数据的正确姿势
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="2.1.10" data-path="../网络编程/服务器端发数据时，如果对端一直不收，怎么办？.html">
            
                <a href="../网络编程/服务器端发数据时，如果对端一直不收，怎么办？.html">
            
                    
                    服务器端发数据时，如果对端一直不收，怎么办？
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    

        <li class="divider"></li>
        
        
        <li class="chapter " data-level="3.1" data-path="../程序员必知必会的网络命令/">
            
                <a href="../程序员必知必会的网络命令/">
            
                    
                    程序员必知必会的网络命令
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="3.1.1" data-path="../程序员必知必会的网络命令/利用telnet命令发电子邮件.html">
            
                <a href="../程序员必知必会的网络命令/利用telnet命令发电子邮件.html">
            
                    
                    利用telnet命令发电子邮件
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="3.1.2" data-path="../程序员必知必会的网络命令/做Java或者C++开发都应该知道的lsof命令.html">
            
                <a href="../程序员必知必会的网络命令/做Java或者C++开发都应该知道的lsof命令.html">
            
                    
                    做Java或者C++开发都应该知道的lsof命令
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="3.1.3" data-path="../程序员必知必会的网络命令/Linux网络故障排查的瑞士军刀.html">
            
                <a href="../程序员必知必会的网络命令/Linux网络故障排查的瑞士军刀.html">
            
                    
                    Linux网络故障排查的瑞士军刀nc命令
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="3.1.4" data-path="../程序员必知必会的网络命令/Linuxtcpdump使用介绍.html">
            
                <a href="../程序员必知必会的网络命令/Linuxtcpdump使用介绍.html">
            
                    
                    Linux tcpdump使用详解
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="3.1.5" data-path="../程序员必知必会的网络命令/从抓包的角度分析connect函数的连接过程.html">
            
                <a href="../程序员必知必会的网络命令/从抓包的角度分析connect函数的连接过程.html">
            
                    
                    从抓包的角度分析connect函数的连接过程
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="3.1.6" data-path="../程序员必知必会的网络命令/服务器开发中网络数据分析与故障排查经验漫谈.html">
            
                <a href="../程序员必知必会的网络命令/服务器开发中网络数据分析与故障排查经验漫谈.html">
            
                    
                    服务器开发中网络数据分析与故障排查经验漫谈
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    

        <li class="header">Part II</li>
        
        
        <li class="chapter " data-level="4.1" data-path="../高性能服务器框架设计/">
            
                <a href="../高性能服务器框架设计/">
            
                    
                    高性能服务器框架设计
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="4.1.1" data-path="../高性能服务器框架设计/主线程与工作线程的分工.html">
            
                <a href="../高性能服务器框架设计/主线程与工作线程的分工.html">
            
                    
                    主线程与工作线程的分工
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="4.1.2" data-path="../高性能服务器框架设计/Reactor模式.html">
            
                <a href="../高性能服务器框架设计/Reactor模式.html">
            
                    
                    Reactor模式
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="4.1.3" data-path="../高性能服务器框架设计/实例：一个服务器程序的架构介绍.html">
            
                <a href="../高性能服务器框架设计/实例：一个服务器程序的架构介绍.html">
            
                    
                    实例：一个服务器程序的架构介绍
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="4.1.4" data-path="../高性能服务器框架设计/错误码系统的设计.html">
            
                <a href="../高性能服务器框架设计/错误码系统的设计.html">
            
                    
                    错误码系统的设计
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="4.1.5" data-path="../高性能服务器框架设计/日志系统的设计.html">
            
                <a href="../高性能服务器框架设计/日志系统的设计.html">
            
                    
                    日志系统的设计
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="4.1.6" data-path="../高性能服务器框架设计/如何设计断线自动重连机制.html">
            
                <a href="../高性能服务器框架设计/如何设计断线自动重连机制.html">
            
                    
                    如何设计断线自动重连机制
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="4.1.7" data-path="../高性能服务器框架设计/心跳包机制设计详解.html">
            
                <a href="../高性能服务器框架设计/心跳包机制设计详解.html">
            
                    
                    心跳包机制设计详解
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="4.1.8" data-path="../高性能服务器框架设计/业务数据处理一定要单独开线程吗.html">
            
                <a href="../高性能服务器框架设计/业务数据处理一定要单独开线程吗.html">
            
                    
                    业务数据处理一定要单独开线程吗
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="4.1.9" data-path="../高性能服务器框架设计/C++高性能服务器网络框架设计细节.html">
            
                <a href="../高性能服务器框架设计/C++高性能服务器网络框架设计细节.html">
            
                    
                    C++ 高性能服务器网络框架设计细节
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    

        <li class="divider"></li>
        
        
        <li class="chapter " data-level="5.1" data-path="../服务器开发案例实战/">
            
                <a href="../服务器开发案例实战/">
            
                    
                    服务器开发案例实战
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="5.1.1" data-path="../服务器开发案例实战/从零实现一个http服务器.html">
            
                <a href="../服务器开发案例实战/从零实现一个http服务器.html">
            
                    
                    从零实现一个http服务器
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="5.1.2" data-path="../服务器开发案例实战/从零实现一款12306刷票软件.html">
            
                <a href="../服务器开发案例实战/从零实现一款12306刷票软件.html">
            
                    
                    从零实现一款12306刷票软件
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="5.1.3" data-path="../服务器开发案例实战/从零实现一个邮件收发客户端.html">
            
                <a href="../服务器开发案例实战/从零实现一个邮件收发客户端.html">
            
                    
                    从零实现一个邮件收发客户端
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="5.1.4" data-path="../服务器开发案例实战/从零开发一个WebSocket服务器.html">
            
                <a href="../服务器开发案例实战/从零开发一个WebSocket服务器.html">
            
                    
                    从零开发一个WebSocket服务器
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="5.1.5" data-path="../服务器开发案例实战/1从一款多人联机实时对战游戏开始.html">
            
                <a href="../服务器开发案例实战/1从一款多人联机实时对战游戏开始.html">
            
                    
                    从零学习开源项目系列（一） 从一款多人联机实时对战游戏开始
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="5.1.6" data-path="../服务器开发案例实战/2最后一战概况.html">
            
                <a href="../服务器开发案例实战/2最后一战概况.html">
            
                    
                    从零学习开源项目系列（二） 最后一战概况
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="5.1.7" data-path="../服务器开发案例实战/3CSBattleMgr服务源码研究.html">
            
                <a href="../服务器开发案例实战/3CSBattleMgr服务源码研究.html">
            
                    
                    从零学习开源项目系列（三） CSBattleMgr服务源码研究
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="5.1.8" data-path="../服务器开发案例实战/4LogServer源码探究.html">
            
                <a href="../服务器开发案例实战/4LogServer源码探究.html">
            
                    
                    从零学习开源项目系列（四）LogServer源码探究
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    

        <li class="header">Part III</li>
        
        
        <li class="chapter " data-level="6.1" data-path="../TeamTalk源码解析/">
            
                <a href="../TeamTalk源码解析/">
            
                    
                    TeamTalk IM源码分析
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="6.1.1" data-path="../TeamTalk源码解析/01TeamTalk介绍.html">
            
                <a href="../TeamTalk源码解析/01TeamTalk介绍.html">
            
                    
                    01 TeamTalk介绍
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="6.1.2" data-path="../TeamTalk源码解析/02服务器端的程序的编译与部署.html">
            
                <a href="../TeamTalk源码解析/02服务器端的程序的编译与部署.html">
            
                    
                    02 服务器端的程序的编译与部署
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="6.1.3" data-path="../TeamTalk源码解析/03服务器端的程序架构介绍.html">
            
                <a href="../TeamTalk源码解析/03服务器端的程序架构介绍.html">
            
                    
                    03 服务器端的程序架构介绍
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="6.1.4" data-path="../TeamTalk源码解析/04服务器端db_proxy_server源码分析.html">
            
                <a href="../TeamTalk源码解析/04服务器端db_proxy_server源码分析.html">
            
                    
                    04 服务器端db_proxy_server源码分析
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="6.1.5" data-path="../TeamTalk源码解析/05服务器端msg_server源码分析.html">
            
                <a href="../TeamTalk源码解析/05服务器端msg_server源码分析.html">
            
                    
                    05 服务器端msg_server源码分析
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="6.1.6" data-path="../TeamTalk源码解析/06服务器端login_server源码分析.html">
            
                <a href="../TeamTalk源码解析/06服务器端login_server源码分析.html">
            
                    
                    06 服务器端login_server源码分析
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="6.1.7" data-path="../TeamTalk源码解析/07服务器端msfs源码分析.html">
            
                <a href="../TeamTalk源码解析/07服务器端msfs源码分析.html">
            
                    
                    07 服务器端msfs源码分析
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="6.1.8" data-path="../TeamTalk源码解析/08服务器端file_server源码分析.html">
            
                <a href="../TeamTalk源码解析/08服务器端file_server源码分析.html">
            
                    
                    08 服务器端file_server源码分析
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="6.1.9" data-path="../TeamTalk源码解析/09服务器端route_server源码分析.html">
            
                <a href="../TeamTalk源码解析/09服务器端route_server源码分析.html">
            
                    
                    09 服务器端route_server源码分析
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="6.1.10" data-path="../TeamTalk源码解析/10开放一个TeamTalk测试服务器地址和几个测试账号.html">
            
                <a href="../TeamTalk源码解析/10开放一个TeamTalk测试服务器地址和几个测试账号.html">
            
                    
                    10 开放一个TeamTalk测试服务器地址和几个测试账号
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="6.1.11" data-path="../TeamTalk源码解析/11pc客户端源码分析.html">
            
                <a href="../TeamTalk源码解析/11pc客户端源码分析.html">
            
                    
                    11 pc客户端源码分析
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    

        <li class="divider"></li>
        
        
        <li class="chapter " data-level="7.1" data-path="../libevent源码深度剖析/">
            
                <a href="../libevent源码深度剖析/">
            
                    
                    libevent源码深度剖析
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="7.1.1" data-path="../libevent源码深度剖析/libevent源码深度剖析01.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析01.html">
            
                    
                    libevent源码深度剖析01
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.2" data-path="../libevent源码深度剖析/libevent源码深度剖析02.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析02.html">
            
                    
                    libevent源码深度剖析02
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.3" data-path="../libevent源码深度剖析/libevent源码深度剖析03.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析03.html">
            
                    
                    libevent源码深度剖析03
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.4" data-path="../libevent源码深度剖析/libevent源码深度剖析04.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析04.html">
            
                    
                    libevent源码深度剖析04
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.5" data-path="../libevent源码深度剖析/libevent源码深度剖析05.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析05.html">
            
                    
                    libevent源码深度剖析05
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.6" data-path="../libevent源码深度剖析/libevent源码深度剖析06.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析06.html">
            
                    
                    libevent源码深度剖析06
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.7" data-path="../libevent源码深度剖析/libevent源码深度剖析07.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析07.html">
            
                    
                    libevent源码深度剖析07
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.8" data-path="../libevent源码深度剖析/libevent源码深度剖析08.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析08.html">
            
                    
                    libevent源码深度剖析08
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.9" data-path="../libevent源码深度剖析/libevent源码深度剖析09.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析09.html">
            
                    
                    libevent源码深度剖析09
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.10" data-path="../libevent源码深度剖析/libevent源码深度剖析10.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析10.html">
            
                    
                    libevent源码深度剖析10
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.11" data-path="../libevent源码深度剖析/libevent源码深度剖析11.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析11.html">
            
                    
                    libevent源码深度剖析11
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.12" data-path="../libevent源码深度剖析/libevent源码深度剖析12.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析12.html">
            
                    
                    libevent源码深度剖析12
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.1.13" data-path="../libevent源码深度剖析/libevent源码深度剖析13.html">
            
                <a href="../libevent源码深度剖析/libevent源码深度剖析13.html">
            
                    
                    libevent源码深度剖析13
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="7.2" data-path="../leveldb源码分析/">
            
                <a href="../leveldb源码分析/">
            
                    
                    leveldb源码分析
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="7.2.1" data-path="../leveldb源码分析/leveldb源码分析1.html">
            
                <a href="../leveldb源码分析/leveldb源码分析1.html">
            
                    
                    leveldb源码分析1
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.2" data-path="../leveldb源码分析/leveldb源码分析2.html">
            
                <a href="../leveldb源码分析/leveldb源码分析2.html">
            
                    
                    leveldb源码分析2
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.3" data-path="../leveldb源码分析/leveldb源码分析3.html">
            
                <a href="../leveldb源码分析/leveldb源码分析3.html">
            
                    
                    leveldb源码分析3
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.4" data-path="../leveldb源码分析/leveldb源码分析4.html">
            
                <a href="../leveldb源码分析/leveldb源码分析4.html">
            
                    
                    leveldb源码分析4
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.5" data-path="../leveldb源码分析/leveldb源码分析5.html">
            
                <a href="../leveldb源码分析/leveldb源码分析5.html">
            
                    
                    leveldb源码分析5
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.6" data-path="../leveldb源码分析/leveldb源码分析6.html">
            
                <a href="../leveldb源码分析/leveldb源码分析6.html">
            
                    
                    leveldb源码分析6
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.7" data-path="../leveldb源码分析/leveldb源码分析7.html">
            
                <a href="../leveldb源码分析/leveldb源码分析7.html">
            
                    
                    leveldb源码分析7
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.8" data-path="../leveldb源码分析/leveldb源码分析8.html">
            
                <a href="../leveldb源码分析/leveldb源码分析8.html">
            
                    
                    leveldb源码分析8
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.9" data-path="../leveldb源码分析/leveldb源码分析9.html">
            
                <a href="../leveldb源码分析/leveldb源码分析9.html">
            
                    
                    leveldb源码分析9
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.10" data-path="../leveldb源码分析/leveldb源码分析10.html">
            
                <a href="../leveldb源码分析/leveldb源码分析10.html">
            
                    
                    leveldb源码分析10
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.11" data-path="../leveldb源码分析/leveldb源码分析11.html">
            
                <a href="../leveldb源码分析/leveldb源码分析11.html">
            
                    
                    leveldb源码分析11
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.12" data-path="../leveldb源码分析/leveldb源码分析12.html">
            
                <a href="../leveldb源码分析/leveldb源码分析12.html">
            
                    
                    leveldb源码分析12
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.13" data-path="../leveldb源码分析/leveldb源码分析13.html">
            
                <a href="../leveldb源码分析/leveldb源码分析13.html">
            
                    
                    leveldb源码分析13
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.14" data-path="../leveldb源码分析/leveldb源码分析14.html">
            
                <a href="../leveldb源码分析/leveldb源码分析14.html">
            
                    
                    leveldb源码分析14
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.15" data-path="../leveldb源码分析/leveldb源码分析15.html">
            
                <a href="../leveldb源码分析/leveldb源码分析15.html">
            
                    
                    leveldb源码分析15
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.16" data-path="../leveldb源码分析/leveldb源码分析16.html">
            
                <a href="../leveldb源码分析/leveldb源码分析16.html">
            
                    
                    leveldb源码分析16
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.17" data-path="../leveldb源码分析/leveldb源码分析17.html">
            
                <a href="../leveldb源码分析/leveldb源码分析17.html">
            
                    
                    leveldb源码分析17
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.18" data-path="../leveldb源码分析/leveldb源码分析18.html">
            
                <a href="../leveldb源码分析/leveldb源码分析18.html">
            
                    
                    leveldb源码分析18
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.19" data-path="../leveldb源码分析/leveldb源码分析19.html">
            
                <a href="../leveldb源码分析/leveldb源码分析19.html">
            
                    
                    leveldb源码分析19
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.20" data-path="../leveldb源码分析/leveldb源码分析20.html">
            
                <a href="../leveldb源码分析/leveldb源码分析20.html">
            
                    
                    leveldb源码分析20
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.21" data-path="../leveldb源码分析/leveldb源码分析21.html">
            
                <a href="../leveldb源码分析/leveldb源码分析21.html">
            
                    
                    leveldb源码分析21
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="7.2.22" data-path="../leveldb源码分析/leveldb源码分析22.html">
            
                <a href="../leveldb源码分析/leveldb源码分析22.html">
            
                    
                    leveldb源码分析22
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    

        <li class="divider"></li>
        
        
        <li class="chapter " data-level="8.1" data-path="./">
            
                <a href="./">
            
                    
                    Memcached源码分析
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="8.1.1" data-path="00服务器资源调整.html">
            
                <a href="00服务器资源调整.html">
            
                    
                    00 服务器资源调整
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.2" data-path="01初始化参数解析.html">
            
                <a href="01初始化参数解析.html">
            
                    
                    01 初始化参数解析
            
                </a>
            

        </li>
    
        <li class="chapter active" data-level="8.1.3" data-path="02网络监听的建立.html">
            
                <a href="02网络监听的建立.html">
            
                    
                    02 网络监听的建立
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.4" data-path="03网络连接建立.html">
            
                <a href="03网络连接建立.html">
            
                    
                    03 网络连接建立
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.5" data-path="04内存初始化.html">
            
                <a href="04内存初始化.html">
            
                    
                    04 内存初始化
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.6" data-path="05资源初始化.html">
            
                <a href="05资源初始化.html">
            
                    
                    05 资源初始化
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.7" data-path="06get过程.html">
            
                <a href="06get过程.html">
            
                    
                    06 get过程
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.8" data-path="07cas属性.html">
            
                <a href="07cas属性.html">
            
                    
                    07 cas属性
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.9" data-path="08内存池.html">
            
                <a href="08内存池.html">
            
                    
                    08 内存池
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.10" data-path="09连接队列.html">
            
                <a href="09连接队列.html">
            
                    
                    09 连接队列
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.11" data-path="10Hash表操作.html">
            
                <a href="10Hash表操作.html">
            
                    
                    10 Hash表操作
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.12" data-path="12set操作.html">
            
                <a href="12set操作.html">
            
                    
                    12 set操作
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.13" data-path="13do_item_alloc操作.html">
            
                <a href="13do_item_alloc操作.html">
            
                    
                    13 do_item_alloc操作
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.14" data-path="14item结构.html">
            
                <a href="14item结构.html">
            
                    
                    14 item结构
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.15" data-path="15Hash表扩容.html">
            
                <a href="15Hash表扩容.html">
            
                    
                    15 Hash表扩容
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.16" data-path="16线程交互.html">
            
                <a href="16线程交互.html">
            
                    
                    16 线程交互
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="8.1.17" data-path="17状态机.html">
            
                <a href="17状态机.html">
            
                    
                    17 状态机
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    

        <li class="divider"></li>
        
        
        <li class="chapter " data-level="9.1" data-path="../游戏开发专题/">
            
                <a href="../游戏开发专题/">
            
                    
                    游戏开发专题
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="9.1.1" data-path="../游戏开发专题/1游戏服务器开发的基本体系与服务器端开发的一些建议.html">
            
                <a href="../游戏开发专题/1游戏服务器开发的基本体系与服务器端开发的一些建议.html">
            
                    
                    1 游戏服务器开发的基本体系与服务器端开发的一些建议
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.2" data-path="../游戏开发专题/2网络游戏服务器开发框架设计介绍.html">
            
                <a href="../游戏开发专题/2网络游戏服务器开发框架设计介绍.html">
            
                    
                    2 网络游戏服务器开发框架设计介绍
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.3" data-path="../游戏开发专题/3游戏后端开发需要掌握的知识.html">
            
                <a href="../游戏开发专题/3游戏后端开发需要掌握的知识.html">
            
                    
                    3 游戏后端开发需要掌握的知识
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.4" data-path="../游戏开发专题/4关于游戏服务端架构的整理.html">
            
                <a href="../游戏开发专题/4关于游戏服务端架构的整理.html">
            
                    
                    4 关于游戏服务端架构的整理
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.5" data-path="../游戏开发专题/5各类游戏对应的服务端架构.html">
            
                <a href="../游戏开发专题/5各类游戏对应的服务端架构.html">
            
                    
                    5 各类游戏对应的服务端架构
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.6" data-path="../游戏开发专题/6从腾讯QQgame高性能服务器集群架构看“分而治之”与“自治”等分布式架构设计原则.html">
            
                <a href="../游戏开发专题/6从腾讯QQgame高性能服务器集群架构看“分而治之”与“自治”等分布式架构设计原则.html">
            
                    
                    6 从腾讯QQgame高性能服务器集群架构看“分而治之”与“自治”等分布式架构设计原则
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.7" data-path="../游戏开发专题/7QQ游戏百万人同时在线服务器架构实现.html">
            
                <a href="../游戏开发专题/7QQ游戏百万人同时在线服务器架构实现.html">
            
                    
                    7 QQ游戏百万人同时在线服务器架构实现
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.8" data-path="../游戏开发专题/8大型多人在线游戏服务器架构设计.html">
            
                <a href="../游戏开发专题/8大型多人在线游戏服务器架构设计.html">
            
                    
                    8 大型多人在线游戏服务器架构设计
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.9" data-path="../游戏开发专题/9百万用户级游戏服务器架构设计.html">
            
                <a href="../游戏开发专题/9百万用户级游戏服务器架构设计.html">
            
                    
                    9 百万用户级游戏服务器架构设计
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.10" data-path="../游戏开发专题/10十万在线的WebGame的数据库设计思路.html">
            
                <a href="../游戏开发专题/10十万在线的WebGame的数据库设计思路.html">
            
                    
                    10 十万在线的WebGame的数据库设计思路
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.11" data-path="../游戏开发专题/11一种高性能网络游戏服务器架构设计.html">
            
                <a href="../游戏开发专题/11一种高性能网络游戏服务器架构设计.html">
            
                    
                    11 一种高性能网络游戏服务器架构设计
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.12" data-path="../游戏开发专题/12经典游戏服务器端架构概述.html">
            
                <a href="../游戏开发专题/12经典游戏服务器端架构概述.html">
            
                    
                    12 经典游戏服务器端架构概述
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="9.1.13" data-path="../游戏开发专题/13游戏跨服架构进化之路.html">
            
                <a href="../游戏开发专题/13游戏跨服架构进化之路.html">
            
                    
                    13 游戏跨服架构进化之路
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    

        <li class="header">Part IV</li>
        
        
        <li class="chapter " data-level="10.1" data-path="../程序员面试题精讲/">
            
                <a href="../程序员面试题精讲/">
            
                    
                    程序员面试题精讲
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="10.1.1" data-path="../程序员面试题精讲/腾讯后台开发实习生技能要求.html">
            
                <a href="../程序员面试题精讲/腾讯后台开发实习生技能要求.html">
            
                    
                    腾讯后台开发实习生技能要求
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="10.1.2" data-path="../程序员面试题精讲/聊聊如何拿大厂的offer.html">
            
                <a href="../程序员面试题精讲/聊聊如何拿大厂的offer.html">
            
                    
                    聊聊如何拿大厂的 offer
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="10.1.3" data-path="../程序员面试题精讲/网络通信题目集锦.html">
            
                <a href="../程序员面试题精讲/网络通信题目集锦.html">
            
                    
                    网络通信题目集锦
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="10.1.4" data-path="../程序员面试题精讲/我面试后端开发经理的经历.html">
            
                <a href="../程序员面试题精讲/我面试后端开发经理的经历.html">
            
                    
                    我面试后端开发经理的经历
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="10.1.5" data-path="../程序员面试题精讲/LinuxCC++后端开发面试问哪些问题.html">
            
                <a href="../程序员面试题精讲/LinuxCC++后端开发面试问哪些问题.html">
            
                    
                    Linux C/C++后端开发面试问哪些问题
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="10.2" data-path="../职业规划/">
            
                <a href="../职业规划/">
            
                    
                    职业规划
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="10.2.1" data-path="../职业规划/给工作4年迷茫的程序员们的一点建议.html">
            
                <a href="../职业规划/给工作4年迷茫的程序员们的一点建议.html">
            
                    
                    给工作 4 年迷茫的程序员们的一点建议
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="10.2.2" data-path="../职业规划/聊聊技术人员的常见的职业问题.html">
            
                <a href="../职业规划/聊聊技术人员的常见的职业问题.html">
            
                    
                    聊聊技术人员的常见的职业问题
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="10.2.3" data-path="../职业规划/写给那些傻傻想做服务器开发的朋友.html">
            
                <a href="../职业规划/写给那些傻傻想做服务器开发的朋友.html">
            
                    
                    写给那些傻傻想做服务器开发的朋友
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="10.3" data-path="../自我提升与开源代码/">
            
                <a href="../自我提升与开源代码/">
            
                    
                    自我提升与开源代码
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="10.3.1" data-path="../自我提升与开源代码/2020年好好读一读开源代码吧.html">
            
                <a href="../自我提升与开源代码/2020年好好读一读开源代码吧.html">
            
                    
                    2020 年好好读一读开源代码吧
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="10.4" data-path="../后端开发相关的书籍/">
            
                <a href="../后端开发相关的书籍/">
            
                    
                    后端开发相关的书籍
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="10.4.1" data-path="../后端开发相关的书籍/后台开发应该读的书.html">
            
                <a href="../后端开发相关的书籍/后台开发应该读的书.html">
            
                    
                    后台开发应该读的书
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="10.5" data-path="../程序员的简历/">
            
                <a href="../程序员的简历/">
            
                    
                    程序员的简历
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="10.5.1" data-path="../程序员的简历/程序员如何写简历.html">
            
                <a href="../程序员的简历/程序员如何写简历.html">
            
                    
                    程序员如何写简历
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="10.6" data-path="../程序员的薪资与年终奖那些事儿/">
            
                <a href="../程序员的薪资与年终奖那些事儿/">
            
                    
                    程序员的薪资与年终奖那些事儿
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="10.6.1" data-path="../程序员的薪资与年终奖那些事儿/技术面试与HR谈薪资技巧.html">
            
                <a href="../程序员的薪资与年终奖那些事儿/技术面试与HR谈薪资技巧.html">
            
                    
                    技术面试与HR谈薪资技巧
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="10.6.2" data-path="../程序员的薪资与年终奖那些事儿/聊一聊程序员如何增加收入.html">
            
                <a href="../程序员的薪资与年终奖那些事儿/聊一聊程序员如何增加收入.html">
            
                    
                    聊一聊程序员如何增加收入
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="10.6.3" data-path="../程序员的薪资与年终奖那些事儿/谈一谈年终奖.html">
            
                <a href="../程序员的薪资与年终奖那些事儿/谈一谈年终奖.html">
            
                    
                    谈一谈年终奖
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="10.7" data-path="../程序员的烦心事/">
            
                <a href="../程序员的烦心事/">
            
                    
                    程序员的烦心事
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="10.7.1" data-path="../程序员的烦心事/拒绝了一家公司的offer后，他们的副总和hr总监同时打电话来询问拒绝原因并极力要求加入，我该不该去？.html">
            
                <a href="../程序员的烦心事/拒绝了一家公司的offer后，他们的副总和hr总监同时打电话来询问拒绝原因并极力要求加入，我该不该去？.html">
            
                    
                    拒绝了一家公司的offer后，他们的副总和hr总监同时打电话来询问拒绝原因并极力要求加入，我该不该去？
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="10.7.2" data-path="../程序员的烦心事/我是一名程序员，结婚时女友要求我用两年的工资作为彩礼，我该不该答应？.html">
            
                <a href="../程序员的烦心事/我是一名程序员，结婚时女友要求我用两年的工资作为彩礼，我该不该答应？.html">
            
                    
                    我是一名程序员，结婚时女友要求我用两年的工资作为彩礼，我该不该答应？
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="10.8" data-path="../作者的故事/">
            
                <a href="../作者的故事/">
            
                    
                    作者的故事
            
                </a>
            

            <ul class="articles">
                
    
        <li class="chapter " data-level="10.8.1" data-path="../作者的故事/我的2019.html">
            
                <a href="../作者的故事/我的2019.html">
            
                    
                    我的 2019
            
                </a>
            

        </li>
    
        <li class="chapter " data-level="10.8.2" data-path="../作者的故事/我是如何年薪五十万的.html">
            
                <a href="../作者的故事/我是如何年薪五十万的.html">
            
                    
                    我是如何年薪五十万的
            
                </a>
            

        </li>
    

            </ul>
            
        </li>
    

    <li class="divider"></li>

    <li>
        <a href="https://www.gitbook.com" target="blank" class="gitbook-link">
            Published with GitBook
        </a>
    </li>
</ul>


		</nav>
		
		
	</div>

	<!-- Content nav -->
	<div class="book-anchor">
		<div class="book-anchor-title">在这篇文章中:</div>
		<div class="book-anchor-body">

		</div>
	</div>

	<div class="book-body">
		
		<div class="body-inner">
			
			
<div class="book-header" role="navigation">
    

    <!-- Title -->
    <h1>
        <i class="fa fa-circle-o-notch fa-spin"></i>
        <a href="../.." >02 网络监听的建立</a>
    </h1>
</div>


			<div class="page-wrapper" tabindex="-1" role="main">
				<div class="page-inner">
					
<div id="book-search-results">
    <div class="search-noresults">
    
					<section class="normal markdown-section">
						
						<div id="anchor-navigation-ex-navbar"><i class="fa fa-navicon"></i><ul><li><span class="title-icon "></span><a href="#memcached&#x6E90;&#x7801;&#x9605;&#x8BFB;&#x4E8C;-&#x7F51;&#x7EDC;&#x76D1;&#x542C;&#x7684;&#x5EFA;&#x7ACB;"><b></b>Memcached&#x6E90;&#x7801;&#x9605;&#x8BFB;&#x4E8C; &#x7F51;&#x7EDC;&#x76D1;&#x542C;&#x7684;&#x5EFA;&#x7ACB;</a></li></ul></div><h1 id="memcached&#x6E90;&#x7801;&#x9605;&#x8BFB;&#x4E8C;-&#x7F51;&#x7EDC;&#x76D1;&#x542C;&#x7684;&#x5EFA;&#x7ACB;"><a name="memcached&#x6E90;&#x7801;&#x9605;&#x8BFB;&#x4E8C;-&#x7F51;&#x7EDC;&#x76D1;&#x542C;&#x7684;&#x5EFA;&#x7ACB;" class="anchor-navigation-ex-anchor" href="#memcached&#x6E90;&#x7801;&#x9605;&#x8BFB;&#x4E8C;-&#x7F51;&#x7EDC;&#x76D1;&#x542C;&#x7684;&#x5EFA;&#x7ACB;"><i class="fa fa-link" aria-hidden="true"></i></a>Memcached&#x6E90;&#x7801;&#x9605;&#x8BFB;&#x4E8C; &#x7F51;&#x7EDC;&#x76D1;&#x542C;&#x7684;&#x5EFA;&#x7ACB;</h1>
<p><code>Memcahced</code>&#x662F;&#x4E00;&#x4E2A;&#x670D;&#x52A1;&#x5668;&#x7A0B;&#x5E8F;&#xFF0C;&#x6240;&#x4EE5;&#x9700;&#x8981;&#x5EFA;&#x7ACB;&#x7F51;&#x7EDC;&#x76D1;&#x542C;&#x6765;&#x63A5;&#x53D7;&#x5176;&#x4ED6;&#x5BA2;&#x6237;&#x7AEF;&#x673A;&#x5668;&#x7684;&#x8FDE;&#x63A5;&#xFF0C;&#x4E0B;&#x9762;&#x5206;&#x6790;&#x4E0B;&#x5176;&#x8FC7;&#x7A0B;&#xFF0C;&#x8FD9;&#x6B21;&#x5206;&#x6790;&#x662F;&#x57FA;&#x4E8E;<code>Memcached 1.4.15</code>&#x7248;&#x672C;&#x5206;&#x6790;&#x7684;&#x3002;</p>
<pre class="language-"><code>// &#x5982;&#x679C;socketpath&#x4E3A;&#x7A7A;&#xFF0C;&#x5219;&#x8868;&#x793A;&#x4F7F;&#x7528;&#x7684;TCP / UDP, &#x4E0D;&#x662F;&#x4F7F;&#x7528;unix socket
//&#x5982;&#x679C;socketpath&#x4E3A;&#x7A7A;&#xFF0C;&#x5219;&#x8868;&#x793A;&#x4F7F;&#x7528;&#x7684;TCP/UDP,&#x4E0D;&#x662F;&#x4F7F;&#x7528;unix socket
if (settings.socketpath == NULL)
{      
    //&#x53EF;&#x4EE5;&#x4ECE;&#x73AF;&#x5883;&#x53D8;&#x91CF;&#x8BFB;&#x53D6;&#x7AEF;&#x53E3;&#x6587;&#x4EF6;&#x6240;&#x5728;&#x7684;&#x6587;&#x4EF6;&#x8DEF;&#x5F84;
    const char *portnumber_filename = getenv(&quot;MEMCACHED_PORT_FILENAME&quot;);
    char temp_portnumber_filename[PATH_MAX];
    FILE *portnumber_file = NULL;


    //&#x5982;&#x679C;&#x7AEF;&#x53E3;&#x6587;&#x4EF6;&#x4E0D;&#x4E3A;&#x7A7A;&#xFF0C;&#x5219;&#x6253;&#x5F00;
    if (portnumber_filename != NULL)
       {
        snprintf(temp_portnumber_filename, sizeof(temp_portnumber_filename),
            &quot;%s.lck&quot;, portnumber_filename);

        portnumber_file = fopen(temp_portnumber_filename, &quot;a&quot;);

        if (portnumber_file == NULL)
        {
            fprintf(stderr, &quot;Failed to open \&quot;%s\&quot;: %s\n&quot;,
                temp_portnumber_filename, strerror(errno));
        }
    }

    //settings.port&#x8868;&#x793A;Memcached&#x91C7;&#x7528;&#x7684;&#x662F;TCP&#x534F;&#x8BAE;&#xFF0C;&#x521B;&#x5EFA;TCP Socket&#xFF0C;&#x76D1;&#x542C;&#x5E76;&#x4E14;&#x7ED1;&#x5B9A;
    errno = 0;
    if (settings.port
        &amp;&amp; server_sockets(settings.port, tcp_transport, portnumber_file))
    {
        vperror(&quot;failed to listen on TCP port %d&quot;, settings.port);
        exit(EX_OSERR);
    }

    //settings.udpport&#x8868;&#x793A;Memcached&#x91C7;&#x7528;&#x7684;&#x662F;UDP&#x534F;&#x8BAE;&#xFF0C;&#x521B;&#x5EFA;UDP Socket&#xFF0C;&#x76D1;&#x542C;&#x5E76;&#x4E14;&#x7ED1;&#x5B9A;
    errno = 0;
    if (settings.udpport
        &amp;&amp; server_sockets(settings.udpport, udp_transport, portnumber_file))
    {
        vperror(&quot;failed to listen on UDP port %d&quot;, settings.udpport);
        exit(EX_OSERR);
    }

    //&#x7AEF;&#x53E3;&#x6587;&#x4EF6;&#x4E0D;&#x4E3A;&#x7A7A;
    if (portnumber_file)
    {
        fclose(portnumber_file);//&#x5173;&#x95ED;&#x6587;&#x4EF6;
        rename(temp_portnumber_filename, portnumber_filename);//&#x91CD;&#x547D;&#x540D;&#x7AEF;&#x53E3;&#x6587;&#x4EF6;
    }
}

//TCP&#x548C;UDP&#x4F7F;&#x7528;&#x7684;&#x662F;&#x540C;&#x4E00;&#x4E2A;&#x63A5;&#x53E3;&#x6765;&#x521B;&#x5EFA;&#x76D1;&#x542C;&#x548C;&#x7ED1;&#x5B9A;
static int server_sockets(int port, enum network_transport transport,
    FILE *portnumber_file)
{

    //settings.inter&#x6307;&#x5B9A;&#x7684;&#x662F;&#x8981;&#x7ED1;&#x5B9A;&#x7684;ip&#x5730;&#x5740;&#x4FE1;&#x606F;&#xFF0C;&#x5982;&#x679C;&#x4E3A;&#x7A7A;&#xFF0C;&#x5219;&#x8868;&#x793A;&#x662F;&#x7ED1;&#x5B9A;&#x672C;&#x673A;&#x4E00;&#x4E2A;ip
    if (settings.inter == NULL)
    {   
        //&#x6267;&#x884C;&#x76D1;&#x542C;&#x548C;&#x7ED1;&#x5B9A;&#x64CD;&#x4F5C;      
        return server_socket(settings.inter, port, transport, portnumber_file);
    }
    //&#x5982;&#x679C;&#x670D;&#x52A1;&#x5668;&#x6709;&#x591A;&#x4E2A;ip&#x4FE1;&#x606F;&#xFF0C;&#x53EF;&#x4EE5;&#x5728;&#x6BCF;&#x4E2A;(ip,port)&#x4E0A;&#x9762;&#x7ED1;&#x5B9A;&#x4E00;&#x4E2A;Memcached&#x5B9E;&#x4F8B;&#xFF0C;&#x4E0B;&#x9762;&#x662F;&#x4E00;&#x4E9B;&#x8F93;&#x5165;&#x53C2;&#x6570;&#x7684;&#x89E3;&#x6790;&#xFF0C;&#x89E3;&#x6790;&#x5B8C;&#x6BD5;&#x4E4B;&#x540E;&#xFF0C;&#x6267;&#x884C;&#x7ED1;&#x5B9A;
    else
    {
        // tokenize them and bind to each one of them..
        char *b;
        int ret = 0;
        char *list = strdup(settings.inter);

        if (list == NULL)
        {
            fprintf(stderr,
                &quot;Failed to allocate memory for parsing server interface string\n&quot;);
            return 1;
        }

        for (char *p = strtok_r(list, &quot;;,&quot;, &amp;b); p != NULL;
            p = strtok_r(NULL, &quot;;,&quot;, &amp;b))
        {

            int the_port = port;
            char *s = strchr(p, &apos;:&apos;);

            if (s != NULL)
            {
                *s = &apos;\0&apos;;
                ++s;
                if (!safe_strtol(s, &amp;the_port))
                {

                    fprintf(stderr, &quot;Invalid port number: \&quot;%s\&quot;&quot;, s);
                    return 1;
                }
            }

            if (strcmp(p, &quot;*&quot;) == 0)
            {
                p = NULL;
            }

            //&#x7ED1;&#x5B9A;&#x591A;&#x6B21;,&#x5FAA;&#x73AF;&#x8C03;&#x7528;&#x5355;&#x4E2A;&#x7684;&#x7ED1;&#x5B9A;&#x51FD;&#x6570;      
            ret |= server_socket(p, the_port, transport, portnumber_file);
        }

        free(list);
        return ret;
    }
}

//&#x6267;&#x884C;&#x771F;&#x6B63;&#x7684;&#x7ED1;&#x5B9A;
static int server_socket(const char *interface, int port,
    enum network_transport transport, FILE *portnumber_file)
{
    int sfd;
    struct linger ling = { 0, 0 };
    struct addrinfo *ai;
    struct addrinfo *next;

    //&#x8BBE;&#x5B9A;&#x534F;&#x8BAE;&#x65E0;&#x5173;&#xFF0C;&#x7528;&#x4E8E;&#x76D1;&#x542C;&#x7684;&#x6807;&#x5FD7;&#x4F4D;
    struct addrinfo hints = { .ai_flags = AI_PASSIVE,.ai_family = AF_UNSPEC };
    char port_buf[NI_MAXSERV];
    int error;
    int success = 0;
    int flags = 1;

    //&#x6307;&#x5B9A;socket&#x7684;&#x7C7B;&#x578B;&#xFF0C;&#x5982;&#x679C;&#x662F;udp&#xFF0C;&#x5219;&#x7528;&#x6570;&#x636E;&#x62A5;&#x534F;&#x8BAE;&#xFF0C;&#x5982;&#x679C;&#x662F;tcp,&#x5219;&#x7528;&#x6570;&#x636E;&#x6D41;&#x534F;&#x8BAE;
    hints.ai_socktype = IS_UDP(transport) ? SOCK_DGRAM : SOCK_STREAM;

    if (port == -1)
    {
        port = 0;
    }
    snprintf(port_buf, sizeof(port_buf), &quot;%d&quot;, port);

    //&#x8C03;&#x7528;getaddrinfo,&#x5C06;&#x4E3B;&#x673A;&#x5730;&#x5740;&#x548C;&#x7AEF;&#x53E3;&#x53F7;&#x6620;&#x5C04;&#x6210;&#x4E3A;socket&#x5730;&#x5740;&#x4FE1;&#x606F;&#xFF0C;&#x5730;&#x5740;&#x4FE1;&#x606F;&#x7531;ai&#x5E26;&#x56DE;
    error = getaddrinfo(interface, port_buf, &amp;hints, &amp;ai);
    if (error != 0)
    {
        if (error != EAI_SYSTEM)
            fprintf(stderr, &quot;getaddrinfo(): %s\n&quot;, gai_strerror(error));
        else
            perror(&quot;getaddrinfo()&quot;);
        return 1;
    }

   /*getaddrinfo&#x8FD4;&#x56DE;&#x591A;&#x4E2A;addrinfo&#x7684;&#x60C5;&#x5F62;&#x6709;&#x5982;&#x4E0B;&#x4E24;&#x79CD;&#xFF1A;
      1.&#x5982;&#x679C;&#x4E0E;interface&#x53C2;&#x6570;&#x5173;&#x8054;&#x7684;&#x5730;&#x5740;&#x6709;&#x591A;&#x4E2A;&#xFF0C;&#x90A3;&#x4E48;&#x9002;&#x7528;&#x4E8E;&#x6240;&#x8BF7;&#x6C42;&#x5730;&#x5740;&#x7C07;&#x7684;&#x6BCF;&#x4E2A;&#x5730;&#x5740;&#x90FD;&#x8FD4;&#x56DE;&#x4E00;&#x4E2A;&#x5BF9;&#x5E94;&#x7684;&#x7ED3;&#x6784;&#x3002;
      2.&#x5982;&#x679C;port_buf&#x53C2;&#x6570;&#x6307;&#x5B9A;&#x7684;&#x670D;&#x52A1;&#x652F;&#x6301;&#x591A;&#x4E2A;&#x5957;&#x63A5;&#x53E3;&#x7C7B;&#x578B;&#xFF0C;&#x90A3;&#x4E48;&#x6BCF;&#x4E2A;&#x5957;&#x63A5;&#x53E3;&#x7C7B;&#x578B;&#x90FD;&#x53EF;&#x80FD;&#x8FD4;&#x56DE;&#x4E00;&#x4E2A;&#x5BF9;&#x5E94;&#x7684;&#x7ED3;&#x6784;&#x3002;
    */    
    for (next = ai; next; next = next-&gt;ai_next)
    {
        conn *listen_conn_add;
        //&#x4E3A;&#x6BCF;&#x4E2A;&#x5730;&#x5740;&#x4FE1;&#x606F;&#x5EFA;&#x7ACB;socket
        if ((sfd = new_socket(next)) == -1)
        {
            //&#x5EFA;&#x7ACB;socket&#x8FC7;&#x7A0B;&#x4E2D;&#x53EF;&#x80FD;&#x53D1;&#x751F;&#x7684;&#xFF0C;&#x6BD4;&#x5982;&#x6253;&#x5F00;&#x6587;&#x4EF6;&#x63CF;&#x8FF0;&#x7B26;&#x8FC7;&#x591A;&#x7B49;
            if (errno == EMFILE)
            {
                perror(&quot;server_socket&quot;);
                exit(EX_OSERR);
            }
            continue;
        }

#ifdef IPV6_V6ONLY
        if (next-&gt;ai_family == AF_INET6)
        {  
           //&#x8BBE;&#x5B9A;IPV6&#x7684;&#x9009;&#x9879;&#x503C;&#xFF0C;&#x8BBE;&#x7F6E;&#x4E86;IPV6_V6ONLY&#xFF0C;&#x8868;&#x793A;&#x53EA;&#x6536;&#x53D1;IPV6&#x7684;&#x6570;&#x636E;&#x5305;&#xFF0C;&#x6B64;&#x65F6;IPV4&#x548C;IPV6&#x53EF;&#x4EE5;&#x7ED1;&#x5B9A;&#x5230;&#x540C;&#x4E00;&#x4E2A;&#x7AEF;&#x53E3;&#x800C;&#x4E0D;&#x5F71;&#x54CD;&#x6570;&#x636E;&#x7684;&#x6536;&#x53D1;
            error = setsockopt(sfd, IPPROTO_IPV6, IPV6_V6ONLY, (char *)&amp;flags,
                sizeof(flags));

            if (error != 0)
            {
                perror(&quot;setsockopt&quot;);
                close(sfd);
                continue;
            }
        }
#endif

    //&#x8BBE;&#x5B9A;socket&#x9009;&#x9879;&#xFF0C;SO_REUSEADDR&#x8868;&#x793A;&#x91CD;&#x7528;&#x5730;&#x5740;&#x4FE1;&#x606F;&#xFF0C;&#x5177;&#x4F53;&#x91CD;&#x7528;&#x54EA;&#x4E9B;&#x4E1C;&#x897F;&#x81EA;&#x884C;&#x5B66;&#x4E60;&#xFF0C;&#x5FC5;&#x987B;&#x5728;bind&#x64CD;&#x4F5C;&#x4E4B;&#x524D;&#x8BBE;&#x7F6E;
    setsockopt(sfd, SOL_SOCKET, SO_REUSEADDR, (void *)&amp;flags, sizeof(flags));

    if (IS_UDP(transport)){
            maximize_sndbuf(sfd);//&#x6269;&#x5927;&#x53D1;&#x9001;&#x7F13;&#x51B2;&#x533A;
    }
    else
    {  
        //&#x8BBE;&#x5B9A;socket&#x9009;&#x9879;&#xFF0C;SO_KEEPALIVE&#x8868;&#x793A;&#x4FDD;&#x6D3B;
        error = setsockopt(sfd, SOL_SOCKET, SO_KEEPALIVE, (void *)&amp;flags,
            sizeof(flags));
        if (error != 0)
            perror(&quot;setsockopt&quot;);

        //&#x8BBE;&#x5B9A;socket&#x9009;&#x9879;&#xFF0C;SO_LINGER&#x8868;&#x793A;&#x6267;&#x884C;close&#x64CD;&#x4F5C;&#x65F6;&#xFF0C;&#x5982;&#x679C;&#x7F13;&#x51B2;&#x533A;&#x8FD8;&#x6709;&#x6570;&#x636E;&#xFF0C;&#x53EF;&#x4EE5;&#x7EE7;&#x7EED;&#x53D1;&#x9001;
        error = setsockopt(sfd, SOL_SOCKET, SO_LINGER, (void *)&amp;ling,
            sizeof(ling));
        if (error != 0)
            perror(&quot;setsockopt&quot;);

        //&#x8BBE;&#x5B9A;IP&#x9009;&#x9879;&#xFF0C;TCP_NODELAY&#x8868;&#x793A;&#x7981;&#x7528;Nagle&#x7B97;&#x6CD5;
        error = setsockopt(sfd, IPPROTO_TCP, TCP_NODELAY, (void *)&amp;flags,
            sizeof(flags));
        if (error != 0)
            perror(&quot;setsockopt&quot;);
    }

    if (bind(sfd, next-&gt;ai_addr, next-&gt;ai_addrlen) == -1)
    {
        if (errno != EADDRINUSE)
        {
            perror(&quot;bind()&quot;);
            close(sfd);
            freeaddrinfo(ai);
            return 1;
        }

        close(sfd);
        continue;
    }
    else
    {
        success++;
        //&#x5982;&#x679C;&#x4E0D;&#x662F;UDP&#x534F;&#x8BAE;&#xFF0C;&#x5219;&#x6267;&#x884C;&#x76D1;&#x542C;&#x64CD;&#x4F5C;&#xFF0C;&#x76D1;&#x542C;&#x961F;&#x5217;&#x4E3A;&#x521D;&#x59CB;&#x542F;&#x52A8;&#x7684;&#x503C;
        if (!IS_UDP(transport) &amp;&amp; listen(sfd, settings.backlog) == -1)
        {
            perror(&quot;listen()&quot;);
            close(sfd);
            freeaddrinfo(ai);
            return 1;
        }

        if (portnumber_file != NULL
            &amp;&amp; (next-&gt;ai_addr-&gt;sa_family == AF_INET
                || next-&gt;ai_addr-&gt;sa_family == AF_INET6))
        {
            union
            {
                struct sockaddr_in in;
                struct sockaddr_in6 in6;
            } my_sockaddr;
            socklen_t len = sizeof(my_sockaddr);

            //&#x8FD9;&#x65F6;&#x8FD8;&#x6CA1;&#x8FDE;&#x63A5;&#x5EFA;&#x7ACB;&#xFF0C;&#x8C03;&#x7528;getsockname&#x4E0D;&#x77E5;&#x9053;&#x6709;&#x4EC0;&#x4E48;&#x7528;&#xFF1F;                if (getsockname(sfd, (struct sockaddr*) &amp;my_sockaddr, &amp;len) == 0) {
            if (next-&gt;ai_addr-&gt;sa_family == AF_INET)
            {
                fprintf(portnumber_file, &quot;%s INET: %u\n&quot;,
                    IS_UDP(transport) ? &quot;UDP&quot; : &quot;TCP&quot;,
                    ntohs(my_sockaddr.in.sin_port));
            }
            else
            {
                fprintf(portnumber_file, &quot;%s INET6: %u\n&quot;,
                    IS_UDP(transport) ? &quot;UDP&quot; : &quot;TCP&quot;,
                    ntohs(my_sockaddr.in6.sin6_port));
            }
        }
    }
}

if (IS_UDP(transport))
{
    int c;

    for (c = 0; c &lt; settings.num_threads_per_udp; c++)
    {
        //&#x5206;&#x53D1;&#x8FDE;&#x63A5;&#xFF0C;&#x56E0;&#x4E3A;UDP&#x6CA1;&#x6709;&#x8FDE;&#x63A5;&#x5EFA;&#x7ACB;&#x7684;&#x8FC7;&#x7A0B;&#xFF0C;&#x76F4;&#x63A5;&#x8FDB;&#x884C;&#x8FDE;&#x63A5;&#x7684;&#x5206;&#x53D1;
        dispatch_conn_new(sfd, conn_read, EV_READ | EV_PERSIST, UDP_READ_BUFFER_SIZE, transport);
    }
}
else
{
    //TCP,&#x5EFA;&#x7ACB;&#x8FDE;&#x63A5;
    if (!(listen_conn_add = conn_new(sfd, conn_listening, EV_READ |
             EV_PERSIST, 1, transport, main_base)))     
       {
        fprintf(stderr, &quot;failed to create listening connection\n&quot;);
        exit(EXIT_FAILURE);
    }

    //&#x5EFA;&#x7ACB;&#x7684;&#x8FDE;&#x63A5;&#x7EC4;&#x6210;&#x94FE;&#x8868;
    listen_conn_add-&gt;next = listen_conn;
    listen_conn = listen_conn_add;


       //&#x91CA;&#x653E;&#x8D44;&#x6E90;
    freeaddrinfo(ai);    
    return success == 0;
}

//&#x5EFA;&#x7ACB;socket
static int new_socket(struct addrinfo *ai)
{
    int sfd;
    int flags;

    //&#x8C03;&#x7528;&#x7CFB;&#x7EDF;&#x51FD;&#x6570;&#x5EFA;&#x7ACB;socket
    if ((sfd = socket(ai-&gt;ai_family, ai-&gt;ai_socktype, ai-&gt;ai_protocol)) == -1)
    {
        return -1;
    }

    //&#x8BBE;&#x5B9A;socket&#x4E3A;&#x975E;&#x963B;&#x585E;&#x7684;
    if ((flags = fcntl(sfd, F_GETFL, 0)) &lt; 0
        || fcntl(sfd, F_SETFL, flags | O_NONBLOCK) &lt; 0)
    {
        perror(&quot;setting O_NONBLOCK&quot;);
        close(sfd);
        return -1;
    }
    return sfd;
}

//&#x5982;&#x679C;&#x662F;UDP&#x534F;&#x8BAE;&#xFF0C;&#x8C03;&#x6574;&#x53D1;&#x9001;&#x7F13;&#x5B58;&#x5230;&#x6700;&#x5927;&#x503C;
static void maximize_sndbuf(const int sfd)
{
    socklen_t intsize = sizeof(int);
    int last_good = 0;
    int min, max, avg;
    int old_size;

    //&#x8BFB;&#x53D6;socket&#x7684;&#x9009;&#x9879;&#xFF0C;SO_SNDBF&#x8868;&#x793A;&#x53D1;&#x9001;&#x7F13;&#x5B58;
    if (getsockopt(sfd, SOL_SOCKET, SO_SNDBUF, &amp;old_size, &amp;intsize) != 0)
    {
        if (settings.verbose &gt; 0)
            perror(&quot;getsockopt(SO_SNDBUF)&quot;);
        return;
    }

    //&#x4E8C;&#x5206;&#x641C;&#x7D22;&#x6765;&#x8BBE;&#x5B9A;&#xFF0C;&#x5F88;&#x5DE7;&#x7684;&#x8BBE;&#x8BA1;
    min = old_size;
    max = MAX_SENDBUF_SIZE;

    while (min &lt;= max)
    {
        avg = ((unsigned int)(min + max)) / 2;
        if (setsockopt(sfd, SOL_SOCKET, SO_SNDBUF, (void *)&amp;avg, intsize) == 0)
        {
            last_good = avg;
            min = avg + 1;
        }
        else
        {
            max = avg - 1;
        }
    }

    if (settings.verbose &gt; 1)
        fprintf(stderr, &quot;&lt;%d send buffer was %d, now %d\n&quot;, sfd, old_size,
            last_good);
}
</code></pre><p>&#x81F3;&#x6B64;&#xFF0C;&#x7F51;&#x7EDC;&#x76F8;&#x5173;&#x7684;&#x90E8;&#x5206;&#x5DF2;&#x7ECF;&#x5B8C;&#x6210;&#xFF0C;&#x540E;&#x5411;&#x8FDE;&#x63A5;&#x7684;&#x5EFA;&#x7ACB;&#xFF08;<code>conn_new</code>&#xFF09;&#x548C;&#x8FDE;&#x63A5;&#x5206;&#x53D1;&#xFF08;<code>dispatch_conn_new</code>&#xFF09;&#xFF0C;&#x6211;&#x4EEC;&#x653E;&#x5230;&#x5176;&#x4ED6;&#x6587;&#x7AE0;&#x4E2D;&#x8FDB;&#x884C;&#x5206;&#x6790;&#x3002;</p>
<footer class="page-footer"><span class="copyright">&#x5982;&#x9700;&#x4E0B;&#x8F7D;&#x672C;&#x7AD9;&#x5168;&#x90E8;&#x6280;&#x672F;&#x6587;&#x7AE0;&#xFF0C;&#x53EF;&#x4EE5;&#x5728;&#x3010;&#x9AD8;&#x6027;&#x80FD;&#x670D;&#x52A1;&#x5668;&#x5F00;&#x53D1;&#x3011;&#x516C;&#x4F17;&#x53F7;&#x56DE;&#x590D;&#x5173;&#x952E;&#x5B57;&#x201C;&#x6587;&#x7AE0;&#x4E0B;&#x8F7D;&#x201D;&#x5373;&#x53EF;&#x3002;</span><span class="footer-modification">&#x6700;&#x8FD1;&#x66F4;&#x65B0;&#x65F6;&#x95F4;&#xFF1A;
2020-10-03 14:06:36
</span></footer>
<script>console.log("plugin-popup....");document.onclick = function(e){ e.target.tagName === "IMG" && window.open(e.target.src,e.target.src)}</script><style>img{cursor:pointer}</style>
						
					</section>
					
    </div>
    <div class="search-results">
        <div class="has-results">
            
            <h1 class="search-results-title"><span class='search-results-count'></span> results matching "<span class='search-query'></span>"</h1>
            <ul class="search-results-list"></ul>
            
        </div>
        <div class="no-results">
            
            <h1 class="search-results-title">No results matching "<span class='search-query'></span>"</h1>
            
        </div>
    </div>
</div>

				</div>
			</div>
			
		</div>

		
		<a href="01初始化参数解析.html" class="navigation navigation-prev " aria-label="Previous page: 01 初始化参数解析">
			<i class="fa fa-angle-left"></i>
		</a>
		
		
		<a href="03网络连接建立.html" class="navigation navigation-next " aria-label="Next page: 03 网络连接建立">
			<i class="fa fa-angle-right"></i>
		</a>
		
		
	</div>
	<script>
		var gitbook = gitbook || [];
		gitbook.push(function() {
			gitbook.page.hasChanged({"page":{"title":"02 网络监听的建立","level":"8.1.3","depth":2,"next":{"title":"03 网络连接建立","level":"8.1.4","depth":2,"path":"articles/Memcached源码分析/03网络连接建立.md","ref":"articles/Memcached源码分析/03网络连接建立.md","articles":[]},"previous":{"title":"01 初始化参数解析","level":"8.1.2","depth":2,"path":"articles/Memcached源码分析/01初始化参数解析.md","ref":"articles/Memcached源码分析/01初始化参数解析.md","articles":[]},"dir":"ltr"},"config":{"plugins":["chapter-fold","-lunr","-search","search-pro","splitter","popup","back-to-top-button","hide-element","prism","-highlight","tbfed-pagefooter","code","anchor-navigation-ex","theme-fexa","livereload"],"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"pluginsConfig":{"tbfed-pagefooter":{"copyright":"如需下载本站全部技术文章，可以在【高性能服务器开发】公众号回复关键字“文章下载”即可。","modify_label":"最近更新时间：","modify_format":"YYYY-MM-DD HH:mm:ss"},"chapter-fold":{},"prism":{},"livereload":{},"splitter":{},"search-pro":{},"popup":{},"theme-fexa":{"search-placeholder":"输入关键字搜索","logo":"./logo.png","favicon":"./favicon.ico"},"code":{"copyButtons":true},"hide-element":{"elements":[".gitbook-link"]},"fontsettings":{"theme":"white","family":"sans","size":2},"anchor-navigation-ex":{"showLevel":false,"associatedWithSummary":true,"mode":"float","showGoTop":false,"printLog":false,"multipleH1":true,"float":{"floatIcon":"fa fa-navicon","showLevelIcon":false,"level1Icon":"","level2Icon":"","level3Icon":""},"pageTop":{"showLevelIcon":false,"level1Icon":"","level2Icon":"","level3Icon":""}},"back-to-top-button":{},"sharing":{"facebook":true,"twitter":true,"google":false,"weibo":false,"instapaper":false,"vk":false,"all":["facebook","google","twitter","weibo","instapaper"]},"theme-default":{"styles":{"website":"styles/website.css","pdf":"styles/pdf.css","epub":"styles/epub.css","mobi":"styles/mobi.css","ebook":"styles/ebook.css","print":"styles/print.css"},"showLevel":false}},"theme":"default","author":"easy_coder","pdf":{"pageBreaksBefore":"/","headerTemplate":null,"paperSize":"a4","margin":{"right":62,"left":62,"top":36,"bottom":36},"fontSize":12,"fontFamily":"Arial","footerTemplate":null,"chapterMark":"pagebreak","pageNumbers":false},"structure":{"langs":"LANGS.md","readme":"README.md","glossary":"GLOSSARY.md","summary":"SUMMARY.md"},"isbn":"","variables":{},"title":"高性能服务器开发 技术专栏","links":{},"gitbook":"*","description":"","theme-default":{"showLevel":true},"extension":null},"file":{"path":"articles/Memcached源码分析/02网络监听的建立.md","mtime":"2020-10-03T06:06:36.959Z","type":"markdown"},"gitbook":{"version":"3.2.3","time":"2020-10-09T15:31:57.905Z"},"basePath":"../..","book":{"language":""}});
		});
	</script>
</div>

        
    <script src="../../gitbook/gitbook.js"></script>
    <script src="../../gitbook/theme.js"></script>
    
        
        <script src="../../gitbook/gitbook-plugin-chapter-fold/chapter-fold.js"></script>
        
    
        <script src="../../gitbook/gitbook-plugin-search-pro/jquery.mark.min.js"></script>
        
    
        <script src="../../gitbook/gitbook-plugin-search-pro/search.js"></script>
        
    
        <script src="../../gitbook/gitbook-plugin-splitter/splitter.js"></script>
        
    
        <script src="../../gitbook/gitbook-plugin-back-to-top-button/plugin.js"></script>
        
    
        <script src="../../gitbook/gitbook-plugin-hide-element/plugin.js"></script>
        
    
        <script src="../../gitbook/gitbook-plugin-code/plugin.js"></script>
        
    
        <script src="../../gitbook/gitbook-plugin-livereload/plugin.js"></script>
        
    
        <script src="../../gitbook/gitbook-plugin-sharing/buttons.js"></script>
        
    
        <script src="../../gitbook/gitbook-plugin-fontsettings/fontsettings.js"></script>
        
    
        <script src="../../gitbook/gitbook-plugin-theme-fexa/fexa.js"></script>
        
    
    </body>
</html>