(window.webpackJsonp=window.webpackJsonp||[]).push([[716],{1059:function(t,s,n){"use strict";n.r(s);var a=n(0),r=Object(a.a)({},(function(){var t=this,s=t._self._c;return s("ContentSlotsDistributor",{attrs:{"slot-key":t.$parent.slotKey}},[s("h2",{attrs:{id:"_1-什么是-socket"}},[s("a",{staticClass:"header-anchor",attrs:{href:"#_1-什么是-socket"}},[t._v("#")]),t._v(" 1，什么是 Socket")]),t._v(" "),s("p",[t._v("Socket 起源于 Unix，而 Unix 基本哲学之一就是“一切皆文件”，都可以用“打开 open –> 读写 write/read –> 关闭 close”模式来操作。Socket 就是该模式的一个实现，网络的 Socket 数据传输是一种特殊的 I/O，Socket 也是一种文件描述符。Socket 也具有一个类似于打开文件的函数调用：Socket()，该函数返回一个整型的 Socket 描述符，随后的连接建立、数据传输等操作都是通过该 Socket 实现的。")]),t._v(" "),s("p",[t._v("常用的 Socket 类型有两种：流式 Socket（SOCK_STREAM）和数据报式 Socket（SOCK_DGRAM）。流式是一种面向连接的 Socket，针对于面向连接的 TCP 服务应用；数据报式 Socket 是一种无连接的 Socket，对应于无连接的 UDP 服务应用。")]),t._v(" "),s("h2",{attrs:{id:"_2-tcp-的-c-s-架构"}},[s("a",{staticClass:"header-anchor",attrs:{href:"#_2-tcp-的-c-s-架构"}},[t._v("#")]),t._v(" 2，TCP 的 C/S 架构")]),t._v(" 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punctuation"}},[t._v("(")]),t._v("conn"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v(")")]),t._v("\n\t"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("}")]),t._v("\n"),s("span",{pre:!0,attrs:{class:"token punctuation"}},[t._v("}")]),t._v("\n")])]),t._v(" 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"),s("p",[s("img",{attrs:{src:"https://t.eryajf.net/imgs/2021/09/ffc05eb6e4698130.jpg",alt:"1561000904926"}})])])}),[],!1,null,null,null);s.default=r.exports}}]);