{"id":1593,"date":"2018-08-09T18:33:57","date_gmt":"2018-08-09T10:33:57","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=1593"},"modified":"2018-08-09T18:33:57","modified_gmt":"2018-08-09T10:33:57","slug":"c-c%e7%bd%91%e7%bb%9c%e7%bc%96%e7%a8%8b%e6%80%bb%e7%bb%93%e4%b8%8ezeromq-%e6%9e%b6%e6%9e%84%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/1593","title":{"rendered":"C\/C++\u7f51\u7edc\u7f16\u7a0b\u603b\u7ed3\u4e0eZeroMQ\u2014\u2014[\u67b6\u6784\u8bbe\u8ba1]"},"content":{"rendered":"<div class=\"article-header-box\">\n<div class=\"article-header\">\n<div class=\"article-title-box\">\n<h1 class=\"title-article\">C\/C++\u7f51\u7edc\u7f16\u7a0b\u603b\u7ed3\u4e0eZeroMQ\u2014\u2014[\u67b6\u6784\u8bbe\u8ba1]<\/h1>\n<\/div>\n<div class=\"article-info-box\">\n<div class=\"article-bar-top d-flex\"><span class=\"time\">2014\u5e7412\u670818\u65e5 09:20:35<\/span><\/p>\n<div class=\"float-right\"><span class=\"read-count\">\u9605\u8bfb\u6570\uff1a1711<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<article>\n<div id=\"article_content\" class=\"article_content clearfix csdn-tracking-statistics\" data-pid=\"blog\" data-mod=\"popu_307\" data-dsm=\"post\">\n<div class=\"htmledit_views\">\u73b0\u5728\u51e0\u4e4e\u6240\u6709C\/C++\u7684\u540e\u53f0\u7a0b\u5e8f\u90fd\u9700\u8981\u8fdb\u884c\u7f51\u7edc\u901a\u8baf\uff0c\u5176\u5b9e\u73b0\u65b9\u6cd5\u65e0\u975e\u6709\u4e24\u79cd\uff1a\u4f7f\u7528\u7cfb\u7edf\u5e95\u5c42socket\u6216\u8005\u4f7f\u7528\u5df2\u6709\u7684\u5c01\u88c5\u597d\u7684\u7f51\u7edc\u5e93\u3002\u672c\u6587\u5bf9\u4e24\u79cd\u65b9\u5f0f\u8fdb\u884c\u603b\u7ed3\uff0c\u5e76\u4ecb\u7ecd\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684\u7f51\u7edc\u901a\u8baf\u5e93ZeroMQ\u3002<\/p>\n<h1><a name=\"t0\"><\/a>1.\u57fa\u672c\u7684Scoket\u7f16\u7a0b<\/h1>\n<p>\u5173\u4e8e\u57fa\u672c\u7684scoket\u7f16\u7a0b\u7f51\u7edc\u4e0a\u5df2\u6709\u5f88\u591a\u8d44\u6599\uff0c\u4f5c\u8005\u5728\u8fd9\u91cc\u5f15\u7528\u4e00\u7bc7\u6587\u7ae0\u4e2d\u7684\u5185\u5bb9\u8fdb\u884c\u7b80\u8981\u8bf4\u660e\u3002<br \/>\n\u57fa\u4e8esocket\u7f16\u7a0b\uff0c\u57fa\u672c\u4e0a\u5c31\u662f\u4ee5\u4e0b6\u4e2a\u6b65\u9aa4\uff1a<\/p>\n<ul>\n<li>\n1\u3001socket()\u51fd\u6570<\/li>\n<li>\n2\u3001bind()\u51fd\u6570<\/li>\n<li>\n3\u3001listen()\u3001connect()\u51fd\u6570<\/li>\n<li>\n4\u3001accept()\u51fd\u6570<\/li>\n<li>\n5\u3001read()\u3001write()\u51fd\u6570\u7b49<\/li>\n<li>\n6\u3001close()\u51fd\u6570<\/li>\n<\/ul>\n<p>\u4e0b\u9762\u76f4\u63a5\u5f15\u7528\u6587\u7ae0\u91cc\u7684\u4ee3\u7801\u8bf4\u660e\u3002<\/p>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">\u670d\u52a1\u5668\u7aef<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;stdio.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;stdlib.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;string.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;errno.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;sys\/types.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"8\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;sys\/socket.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"9\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;netinet\/in.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"10\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"11\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">define<\/span> MAXLINE 4096<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"12\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"13\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">int<\/span> <span class=\"hljs-title\">main<\/span><span class=\"hljs-params\">(<span class=\"hljs-keyword\">int<\/span> argc, <span class=\"hljs-keyword\">char<\/span>** argv)<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"14\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"15\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> listenfd, connfd;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"16\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-class\"><span class=\"hljs-keyword\">struct<\/span> <span class=\"hljs-title\">sockaddr_in<\/span> <span class=\"hljs-title\">servaddr<\/span>;<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"17\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">char<\/span> buff[<span class=\"hljs-number\">4096<\/span>];<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"18\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> n;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"19\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"20\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span>( (listenfd = socket(AF_INET, SOCK_STREAM, <span class=\"hljs-number\">0<\/span>)) == <span class=\"hljs-number\">-1<\/span> ){<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"21\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;create socket error: %s(errno: %d)\\n&#8221;<\/span>,strerror(errno),errno);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"22\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"23\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"24\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"25\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">memset<\/span>(&amp;servaddr, <span class=\"hljs-number\">0<\/span>, <span class=\"hljs-keyword\">sizeof<\/span>(servaddr));<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"26\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">servaddr.sin_family = AF_INET;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"27\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">servaddr.sin_addr.s_addr = htonl(INADDR_ANY);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"28\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">servaddr.sin_port = htons(<span class=\"hljs-number\">6666<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"29\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"30\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span>( bind(listenfd, (struct sockaddr*)&amp;servaddr, <span class=\"hljs-keyword\">sizeof<\/span>(servaddr)) == <span class=\"hljs-number\">-1<\/span>){<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"31\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;bind socket error: %s(errno: %d)\\n&#8221;<\/span>,strerror(errno),errno);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"32\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"33\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"34\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"35\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span>( listen(listenfd, <span class=\"hljs-number\">10<\/span>) == <span class=\"hljs-number\">-1<\/span>){<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"36\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;listen socket error: %s(errno: %d)\\n&#8221;<\/span>,strerror(errno),errno);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"37\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"38\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"39\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"40\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;======waiting for client&#8217;s request======\\n&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"41\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">while<\/span>(<span class=\"hljs-number\">1<\/span>){<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"42\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span>( (connfd = accept(listenfd, (struct sockaddr*)<span class=\"hljs-literal\">NULL<\/span>, <span class=\"hljs-literal\">NULL<\/span>)) == <span class=\"hljs-number\">-1<\/span>){<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"43\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;accept socket error: %s(errno: %d)&#8221;<\/span>,strerror(errno),errno);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"44\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">continue<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"45\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"46\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">n = recv(connfd, buff, MAXLINE, <span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"47\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">buff[n] = <span class=\"hljs-string\">&#8216;\\0&#8217;<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"48\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;recv msg from client: %s\\n&#8221;<\/span>, buff);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"49\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">close(connfd);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"50\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"51\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"52\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">close(listenfd);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"53\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">\u5ba2\u6237\u7aef<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;stdio.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;stdlib.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;string.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;errno.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;sys\/types.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"8\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;sys\/socket.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"9\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span><span class=\"hljs-meta-string\">&lt;netinet\/in.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"10\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"11\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">define<\/span> MAXLINE 4096<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"12\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"13\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">int<\/span> <span class=\"hljs-title\">main<\/span><span class=\"hljs-params\">(<span class=\"hljs-keyword\">int<\/span> argc, <span class=\"hljs-keyword\">char<\/span>** argv)<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"14\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"15\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">int<\/span> sockfd, n;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"16\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">char<\/span> recvline[<span class=\"hljs-number\">4096<\/span>], sendline[<span class=\"hljs-number\">4096<\/span>];<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"17\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-class\"><span class=\"hljs-keyword\">struct<\/span> <span class=\"hljs-title\">sockaddr_in<\/span> <span class=\"hljs-title\">servaddr<\/span>;<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"18\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"19\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span>( argc != <span class=\"hljs-number\">2<\/span>){<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"20\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;usage: .\/client &lt;ipaddress&gt;\\n&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"21\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"22\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"23\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"24\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span>( (sockfd = socket(AF_INET, SOCK_STREAM, <span class=\"hljs-number\">0<\/span>)) &lt; <span class=\"hljs-number\">0<\/span>){<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"25\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;create socket error: %s(errno: %d)\\n&#8221;<\/span>, strerror(errno),errno);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"26\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"27\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"28\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"29\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">memset<\/span>(&amp;servaddr, <span class=\"hljs-number\">0<\/span>, <span class=\"hljs-keyword\">sizeof<\/span>(servaddr));<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"30\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">servaddr.sin_family = AF_INET;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"31\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">servaddr.sin_port = htons(<span class=\"hljs-number\">6666<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"32\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span>( inet_pton(AF_INET, argv[<span class=\"hljs-number\">1<\/span>], &amp;servaddr.sin_addr) &lt;= <span class=\"hljs-number\">0<\/span>){<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"33\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;inet_pton error for %s\\n&#8221;<\/span>,argv[<span class=\"hljs-number\">1<\/span>]);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"34\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"35\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"36\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"37\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span>( connect(sockfd, (struct sockaddr*)&amp;servaddr, <span class=\"hljs-keyword\">sizeof<\/span>(servaddr)) &lt; <span class=\"hljs-number\">0<\/span>){<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"38\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;connect error: %s(errno: %d)\\n&#8221;<\/span>,strerror(errno),errno);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"39\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"40\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"41\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"42\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;send msg to server: \\n&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"43\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">fgets(sendline, <span class=\"hljs-number\">4096<\/span>, <span class=\"hljs-built_in\">stdin<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"44\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span>( send(sockfd, sendline, <span class=\"hljs-built_in\">strlen<\/span>(sendline), <span class=\"hljs-number\">0<\/span>) &lt; <span class=\"hljs-number\">0<\/span>)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"45\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"46\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">&#8220;send msg error: %s(errno: %d)\\n&#8221;<\/span>, strerror(errno), errno);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"47\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"48\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"49\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"50\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">close(sockfd);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"51\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">exit<\/span>(<span class=\"hljs-number\">0<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"52\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<p>\u5177\u4f53\u53ef\u53c2\u8003\uff1a\u00a0 Linux Socket\u7f16\u7a0b\uff08\u4e0d\u9650Linux\uff09<br \/>\n\u5c0f\u7ed3\uff1a\u76f4\u63a5\u57fa\u4e8esocket\u7f16\u7a0b\u770b\u8d77\u6765\u5341\u5206\u7b80\u5355\uff0c\u4f46\u662f\u8981\u5199\u51fa\u4e00\u4e2a\u7a33\u5b9a\u3001\u9ad8\u6027\u80fd\u7684\u7a0b\u5e8f\u8fd8\u662f\u5341\u5206\u8003\u9a8c\u6c34\u5e73\u7684\uff0c\u6bd4\u5982\u6570\u636e\u5206\u5305\u4e0e\u91cd\u7ec4\uff0c\u5f02\u6b65IO\uff0c\u5e76\u53d1\u8bbf\u95ee\uff0cpoll\/select\u7b49\uff0c\u975e\u5927\u725b\u4e0d\u80fd\u4e3a\u4e4b\u3002\u9274\u4e8e\u6b64\u51fa\u73b0\u5f88\u591a\u5c01\u88c5\u597d\u7684C\/C++\u7f51\u7edc\u901a\u8baf\u5e93\uff0c\u6216\u8005\u53eb\u6d88\u606f\u4e2d\u95f4\u4ef6\uff0c\u4e0b\u9762\u8fdb\u884c\u4ecb\u7ecd\u3002<\/p>\n<h1><a name=\"t1\"><\/a>2.\u6d41\u884c\u7684\u901a\u8baf\u5e93\/\u6d88\u606f\u4e2d\u95f4\u4ef6<\/h1>\n<p>\u7f51\u7edc\u4e0a\u5404\u79cd\u5404\u6837\u7684\u901a\u8baf\u4e2d\u95f4\u4ef6\/MQ\u591a\u4e0d\u80dc\u6570\u3002\u5177\u4f5c\u8005\u6240\u77e5\uff0c\u6bd4\u8f83\u6709\u540d\u7684\u6709ACE\u3001ICE\u3001Boost::ASIO\u3001MSMQ\u3001ActiveMQ\u3001RabbitMQ\u3001ZeroMQ\u7b49\u7b49\u3002<br \/>\n\u5176\u4e2dACE\u3001ICE\u662f\u7ecf\u5178\uff0c\u7f51\u4e0a\u8d44\u6599\u5f88\u4e30\u5bcc\uff0c\u4e0d\u8fc7\u5165\u95e8\u95e8\u69db\u8f83\u9ad8\uff0c\u8bf4\u767d\u4e86\u5c31\u662f\u6709\u70b9\u96be\u5b66\u96be\u7cbe\u3002\u5c5e\u4e8e\u9ad8\u7aef\u5927\u6c14\u4e0a\u6863\u6b21\u7684\u8d27\u3002<br \/>\nBoost::ASIO\u4f5c\u4e3a\u5927\u540d\u9f0e\u9f0e\u7684Boost\u6a21\u5757\u4e4b\u4e00\uff0c\u611f\u89c9\u5f88\u4e0d\u9519\uff0c\u53ea\u9700\u5f15\u7528.hpp\u6587\u4ef6\uff0c\u4e0d\u9700\u8981\u52a8\u6001\u5e93\uff0c\u6027\u80fd\u636e\u8bf4\u4e5f\u4e0d\u9519\uff0c\u8de8\u5e73\u53f0\uff0c\u503c\u5f97\u63a8\u8350\u548c\u5b66\u4e60\u3002\u4e0d\u8fc7\u6ca1\u6709\u6700\u7b80\u5355\u53ea\u6709\u66f4\u7b80\u5355\uff0c\u5f53\u6709\u66f4\u597d\u7684\u9009\u62e9\u65f6\uff0cBoost::ASIO\u7684\u8bed\u6cd5\u5c31\u7565\u663e\u590d\u6742\u4e86\u3002\uff08\u4e0d\u8fc7\u8fd8\u662f\u5f3a\u529b\u63a8\u8350\uff09\u3002<br \/>\nMSMQ \u5fae\u8f6f\u7684\u4e1c\u897f\uff0c\u7528\u8d77\u6765\u8fd8\u53ef\u4ee5\uff0c\u4e0d\u8fc7\u4e00\u822c\u4e0d\u63a8\u8350\uff0c\u6bd5\u7adflinux\u4e0b\u6ca1\u4eba\u4f1a\u7528\u5b83\u3002<br \/>\nJSM\u3001ActiveMQ\u3001RabbitMQ\u3001ZeroMQ\u57fa\u672c\u4e0a\u662f\u4e00\u7c7b\u4e1c\u897f\u3002activemq\uff0c\u57fa\u4e8ejms\u7a33\u5b9a\u53ef\u9760\u5b89\u5168\u3002rabbitmq\uff0c\u57fa\u4e8eerlang\uff0c\u5145\u5206\u5229\u7528\u5e76\u53d1\u548c\u5206\u5e03\u5f0f\u7279\u6027\u3002zeromq\uff0c\u53f7\u79f0\u4e16\u4e0a\u6700\u5feb\u6d88\u606f\u5185\u6838\u3002<br \/>\nl<strong>ActiveMQ<\/strong><br \/>\npActiveMQ\u662fApache\u5f00\u53d1\u7684\u5f00\u6e90\u6d88\u606f\u4e2d\u95f4\u4ef6\uff0c\u7eafJava\u5b9e\u73b0\uff0c\u57fa\u4e8eJMS1.1\u53caJ2EE 1.4\u89c4\u8303\u3002<br \/>\nl<strong>RabbitMQ<\/strong><br \/>\npRabbitMQ \u662f\u7531 LShift \u63d0\u4f9b\u7684\u4e00\u4e2a Advanced Message Queuing Protocol (AMQP) \u7684\u5f00\u6e90\u5b9e\u73b0\uff0c\u7531\u4ee5\u9ad8\u6027\u80fd\u3001\u5065\u58ee\u4ee5\u53ca\u53ef\u4f38\u7f29\u6027\u51fa\u540d\u7684 Erlang \u5199\u6210\uff0c\u56e0\u6b64\u4e5f\u662f\u7ee7\u627f\u4e86\u8fd9\u4e9b\u4f18\u70b9\u3002<br \/>\nl<strong>ZeroMQ<\/strong><br \/>\np\u662f\u7531iMatix\u516c\u53f8\u4f7f\u7528C\u8bed\u8a00\u5f00\u53d1\u7684\u9ad8\u6027\u80fd\u6d88\u606f\u4e2d\u95f4\u4ef6\uff0c\u662f\u5bf9socket\u7684\u5c01\u88c5\uff0c\u5728\u53d1\u9001\u7aef\u7f13\u5b58\u6d88\u606f\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<td><\/td>\n<td>\n<strong>ActiveMQ<\/strong><\/td>\n<td>\n<strong>RabbitMQ<\/strong><\/td>\n<td>\n<strong>ZeroMQ<\/strong><\/td>\n<\/tr>\n<tr>\n<td>\n\u9075\u5faa\u89c4\u8303<\/td>\n<td>\nJMS1.1\u53caJ2EE1.4<\/td>\n<td>\nAMPQ<\/td>\n<td>\n&#8212;<\/td>\n<\/tr>\n<tr>\n<td>\n\u67b6\u6784\u6a21\u578b<\/td>\n<td>\n\u6d88\u606f\u4ee3\u7406\u67b6\u6784Broker<\/td>\n<td>\n\u6d88\u606f\u4ee3\u7406\u67b6\u6784Broker<\/td>\n<td>\nC\/S\u67b6\u6784<\/td>\n<\/tr>\n<tr>\n<td>\n\u5b9e\u73b0\u8bed\u8a00<\/td>\n<td>\nJava<\/td>\n<td>\nErlang<\/td>\n<td>\nC\/C++<\/td>\n<\/tr>\n<tr>\n<td>\n\u652f\u6301\u6d88\u606f\u534f\u8bae<\/td>\n<td>\nStomp<\/td>\n<td>\nAMPQ\u3001Stomp\u7b49<\/td>\n<td>\n&#8212;<\/td>\n<\/tr>\n<tr>\n<td>\n\u4e3b\u8981\u63a8\u52a8\u529b\u91cf<\/td>\n<td>\nApache\u3001Redhat<\/td>\n<td>\nLshift\u3001Vmware\u3001SpringSource<\/td>\n<td>\niMatix<\/td>\n<\/tr>\n<tr>\n<td>\n\u652f\u6301\u7f16\u7a0b\u8bed\u8a00<\/td>\n<td>\nC\uff0cJava\uff0cPython<\/td>\n<td>\nC\uff0cJava\uff0cPython<\/td>\n<td>\nC\uff0cJava\uff0cPython<\/td>\n<\/tr>\n<tr>\n<td>\n\u7f16\u7a0b\u590d\u6742\u5ea6<\/td>\n<td>\n\u590d\u6742<\/td>\n<td>\n\u7b80\u5355<\/td>\n<td>\n\u4e2d\u7b49<\/td>\n<\/tr>\n<tr>\n<td>\n\u6301\u4e45\u5316<\/td>\n<td>\n\u652f\u6301<\/td>\n<td>\n\u652f\u6301\uff0c\u4e0d\u652f\u6301\u7b2c\u4e09\u65b9\u6570\u636e\u5e93<\/td>\n<td>\n\u53d1\u9001\u7aef\u7f13\u5b58<\/td>\n<\/tr>\n<tr>\n<td>\n\u6027\u80fd<\/td>\n<td>\nNormal<\/td>\n<td>\nNormal<\/td>\n<td>\nHigh<\/td>\n<\/tr>\n<tr>\n<td>\n\u5185\u5b58\u4f7f\u7528\u7387<\/td>\n<td>\nHigh<\/td>\n<td>\nHigh<\/td>\n<td>\nNormal<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5f15\u7528\u81ea\u90b1\u5fd7\u521a\u7684Message oriented middleware analysis\uff0c\u62b1\u6b49\u672a\u627e\u5230\u94fe\u63a5\u3002<br \/>\n\u4e0b\u9762\u662f\u4e00\u4e2a\u7f51\u4e0a\u5bf9\u6d88\u606f\u7cfb\u7edf\u7684\u603b\u7ed3\uff0c\u4e5f\u53ef\u4ee5\u53c2\u8003\u4ee5\u4e0b\u3002<\/p>\n<h1><a name=\"t2\"><\/a>\u5e38\u89c1\u5f00\u6e90\u6d88\u606f\u7cfb\u7edf<\/h1>\n<h1><a name=\"t3\"><\/a>3.\u6700\u5feb\u7684\u6d88\u606f\u4e2d\u95f4\u4ef6zeroMQ<\/h1>\n<p>ZeroMQ\u7b80\u4ecb<br \/>\n\u53c2\u80031\uff1a ?MQ(ZeroMQ)\u7b80\u4ecb<br \/>\n\u53c2\u80032\uff1aZeroMQ\u7814\u7a76\u4e0e\u5e94\u7528\u5206\u6790[\u63a8\u8350]<br \/>\n\u53c2\u80033\uff1a\u9ad8\u6027\u80fd\u7684\u901a\u8baf\u5e93-zeroMQ\u7684\u51e0\u4e2a\u9ad8\u6027\u80fd\u7279\u5f81<br \/>\n\u53c2\u80034\uff1aZeroMQ\u8be6\u7ec6\u6559\u7a0b\uff0c\u4ece\u5165\u95e8\u5230\u6df1\u5165\uff0c34\u7bc7<\/p>\n<h1><a name=\"t4\"><\/a>4.ZeroMQ\u7684C\u7248\u672cnanomsg\uff0c\u66f4\u5feb<\/h1>\n<p>\u4e3a\u5565\u53c8\u6574\u51fa\u4e2aZeroMQ\u7684C\u7248\u672c\u5462\uff1f<br \/>\n\u5177\u672c\u4eba\u6240\u77e5\uff0cZeroMQ\u4f5c\u8005\u5728\u5b9e\u73b0ZeroMQ\u540e\uff0c\u6709\u4e00\u5929\u5e61\u7136\u9192\u609f\u201c\u5982\u679c\u7528C\u6765\u5b9e\u73b0ZeroMQ\u4f1a\u4e0d\u4f1a\u66f4\u5feb\u5462\uff1f\u201d\u6240\u4ee5\u4ed6\u5c31\u7528C\u8bed\u8a00\u91cd\u65b0\u5b9e\u73b0\u4e86ZeroMQ\uff0c\u5373nanomsg\uff0c\u76ee\u524d\u662falpha2\u7248\u672c\u3002\u5b98\u65b9\u7f51\u7ad9\uff1ahttp:\/\/nanomsg.org\/index.html<br \/>\n\u5173\u4e8e\u4e3a\u4ec0\u4e48\u8981\u7528C\u5b9e\u73b0zeromq\uff0c\u5176\u5b9e\u4e0a\u9762\u662f\u4f5c\u8005\u7684\u675c\u64b0\u3002\u5177\u4f53\u539f\u56e0\u53ef\u4ee5\u53c2\u7167\u4ee5\u4e0b\u5206\u6790\uff1a\uff09<br \/>\n\u4e3a\u4ec0\u4e48\u6211\u5e0c\u671b\u7528C\u800c\u4e0d\u662fC++\u6765\u5b9e\u73b0ZeroMQ<br \/>\n\u4e3a\u4ec0\u4e48\u6211\u5e0c\u671b\u7528C\u800c\u4e0d\u662fC++\u6765\u5b9e\u73b0ZeroMQ\uff08\u7b2c\u4e8c\u7bc7\uff09<br \/>\n\u4ece\u7f51\u4e0a\u7684\u8d44\u6599\u6765\u770b\uff0cnanomsg\u786e\u5b9e\u6bd4zeromq\u66f4\u5feb\u3002<\/p>\n<h1><a name=\"t5\"><\/a>5.ZeorMQ\u4f18\u70b9\uff0c\u6211\u4e3a\u4ec0\u4e48\u4f7f\u7528MQ\uff1f<\/h1>\n<p>1\uff09\u4f7f\u7528\u7b80\u5355\uff0c\u4e0d\u9700\u8981\u90e8\u7f72\u670d\u52a1\u5668\u4ec0\u4e48\u7684\uff0c\u76f4\u63a5\u7f16\u8bd1\u540e\u4f5c\u4e3a\u4e00\u4e2a\u52a8\u6001\u5e93\u4f7f\u7528\uff1b<br \/>\n2)\u00a0 \u7f16\u7a0b\u5f00\u53d1\u7b80\u5355<br \/>\n\u4ee5\u4e0b\u662fzeromq\u7684\u4e00\u4e2a\u201chelloword\u201d\u793a\u4f8b\uff1a<br \/>\nServer<\/p>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Hello World server in C++<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Binds REP socket to tcp:\/\/*:5555<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Expects &#8220;Hello&#8221; from client, replies with &#8220;World&#8221;<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;zmq.hpp&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;string&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"8\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;iostream&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"9\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">ifndef<\/span> _WIN32<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"10\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;unistd.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"11\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">else<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"12\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;windows.h&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"13\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">endif<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"14\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"15\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">int<\/span> <span class=\"hljs-title\">main<\/span> <span class=\"hljs-params\">()<\/span> <\/span>{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"16\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Prepare our context and socket<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"17\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">zmq::<span class=\"hljs-keyword\">context_t<\/span> context (<span class=\"hljs-number\">1<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"18\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">zmq::<span class=\"hljs-keyword\">socket_t<\/span> socket (context, ZMQ_REP);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"19\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">socket.bind (<span class=\"hljs-string\">&#8220;tcp:\/\/*:5555&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"20\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"21\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">while<\/span> (<span class=\"hljs-literal\">true<\/span>) {<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"22\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">zmq::<span class=\"hljs-keyword\">message_t<\/span> request;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"23\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"24\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Wait for next request from client<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"25\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">socket.recv (&amp;request);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"26\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Received Hello&#8221;<\/span> &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"27\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"28\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Do some &#8216;work&#8217;<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"29\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">ifndef<\/span> _WIN32<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"30\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">sleep(<span class=\"hljs-number\">1<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"31\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">else<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"32\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">Sleep (<span class=\"hljs-number\">1<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"33\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">endif<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"34\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"35\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Send reply back to client<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"36\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">zmq::<span class=\"hljs-keyword\">message_t<\/span> reply (<span class=\"hljs-number\">5<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"37\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">memcpy<\/span> ((<span class=\"hljs-keyword\">void<\/span> *) reply.data (), <span class=\"hljs-string\">&#8220;World&#8221;<\/span>, <span class=\"hljs-number\">5<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"38\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">socket.send (reply);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"39\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"40\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"41\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<p>Client<\/p>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Hello World client in C++<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Connects REQ socket to tcp:\/\/localhost:5555<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Sends &#8220;Hello&#8221; to server, expects &#8220;World&#8221; back<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;zmq.hpp&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;string&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"8\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;iostream&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"9\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">int<\/span> <span class=\"hljs-title\">main<\/span> <span class=\"hljs-params\">()<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"10\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"11\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Prepare our context and socket<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"12\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">zmq::<span class=\"hljs-keyword\">context_t<\/span> context (<span class=\"hljs-number\">1<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"13\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">zmq::<span class=\"hljs-keyword\">socket_t<\/span> socket (context, ZMQ_REQ);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"14\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Connecting to hello world server&#8230;&#8221;<\/span> &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"15\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">socket.connect (<span class=\"hljs-string\">&#8220;tcp:\/\/localhost:5555&#8221;<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"16\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Do 10 requests, waiting each time for a response<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"17\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-keyword\">int<\/span> request_nbr = <span class=\"hljs-number\">0<\/span>; request_nbr != <span class=\"hljs-number\">10<\/span>; request_nbr++) {<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"18\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">zmq::<span class=\"hljs-keyword\">message_t<\/span> request (<span class=\"hljs-number\">6<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"19\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">memcpy<\/span> ((<span class=\"hljs-keyword\">void<\/span> *) request.data (), <span class=\"hljs-string\">&#8220;Hello&#8221;<\/span>, <span class=\"hljs-number\">5<\/span>);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"20\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Sending Hello &#8220;<\/span> &lt;&lt; request_nbr &lt;&lt; <span class=\"hljs-string\">&#8220;&#8230;&#8221;<\/span> &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"21\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">socket.send (request);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"22\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Get the reply.<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"23\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">zmq::<span class=\"hljs-keyword\">message_t<\/span> reply;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"24\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">socket.recv (&amp;reply);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"25\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Received World &#8220;<\/span> &lt;&lt; request_nbr &lt;&lt; <span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">endl<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"26\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"27\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"28\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<p>\u5f88\u7b80\u5355\u5427\u3002\u5bf9\u6bd4\u5176\u4ed6MQ\u8981\u4e48\u9700\u8981\u90e8\u7f72Server\uff08ActiveMQ\uff0cRabbitMQ\uff09\uff0c\u8981\u4e48\u590d\u6742Boost::ASIO\u3002<br \/>\n\u4f5c\u4e3a\u53cd\u9762\u6559\u6750\uff0cBoost::ASIO\u4e2d\u7b80\u5355\u7684echo-server\u4f8b\u5b50\u5982\u4e0b\uff1a<br \/>\nServer<\/p>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ blocking_tcp_echo_server.cpp<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Copyright (c) 2003-2013 Christopher M. Kohlhoff (chris at kohlhoff dot com)<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Distributed under the Boost Software License, Version 1.0. (See accompanying<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"8\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ file LICENSE_1_0.txt or copy at http:\/\/www.boost.org\/LICENSE_1_0.txt)<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"9\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"10\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"11\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;cstdlib&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"12\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;iostream&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"13\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;boost\/bind.hpp&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"14\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;boost\/smart_ptr.hpp&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"15\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;boost\/asio.hpp&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"16\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;boost\/thread\/thread.hpp&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"17\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"18\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">using<\/span> boost::asio::ip::tcp;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"19\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"20\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">const<\/span> <span class=\"hljs-keyword\">int<\/span> max_length = <span class=\"hljs-number\">1024<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"21\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"22\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">typedef<\/span> boost::<span class=\"hljs-built_in\">shared_ptr<\/span>&lt;tcp::socket&gt; socket_ptr;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"23\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"24\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title\">session<\/span><span class=\"hljs-params\">(socket_ptr sock)<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"25\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"26\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">try<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"27\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"28\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">for<\/span> (;;)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"29\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"30\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">char<\/span> data[max_length];<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"31\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"32\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">boost::system::error_code error;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"33\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">size_t<\/span> length = sock-&gt;read_some(boost::asio::buffer(data), error);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"34\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span> (error == boost::asio::error::eof)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"35\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">break<\/span>; <span class=\"hljs-comment\">\/\/ Connection closed cleanly by peer.<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"36\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">else<\/span> <span class=\"hljs-keyword\">if<\/span> (error)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"37\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">throw<\/span> boost::system::system_error(error); <span class=\"hljs-comment\">\/\/ Some other error.<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"38\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"39\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">boost::asio::write(*sock, boost::asio::buffer(data, length));<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"40\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"41\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"42\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">catch<\/span> (<span class=\"hljs-built_in\">std<\/span>::exception&amp; e)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"43\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"44\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cerr<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Exception in thread: &#8220;<\/span> &lt;&lt; e.what() &lt;&lt; <span class=\"hljs-string\">&#8220;\\n&#8221;<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"45\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"46\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"47\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"48\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title\">server<\/span><span class=\"hljs-params\">(boost::asio::io_service&amp; io_service, <span class=\"hljs-keyword\">unsigned<\/span> <span class=\"hljs-keyword\">short<\/span> port)<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"49\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"50\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">tcp::<span class=\"hljs-function\">acceptor <span class=\"hljs-title\">a<\/span><span class=\"hljs-params\">(io_service, tcp::endpoint(tcp::v4()<\/span>, port))<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"51\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">for<\/span> (;;)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"52\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"53\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\">socket_ptr <span class=\"hljs-title\">sock<\/span><span class=\"hljs-params\">(<span class=\"hljs-keyword\">new<\/span> tcp::socket(io_service)<\/span>)<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"54\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">a.accept(*sock);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"55\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">boost::<span class=\"hljs-function\">thread <span class=\"hljs-title\">t<\/span><span class=\"hljs-params\">(boost::bind(session, sock)<\/span>)<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"56\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"57\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"58\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"59\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">int<\/span> <span class=\"hljs-title\">main<\/span><span class=\"hljs-params\">(<span class=\"hljs-keyword\">int<\/span> argc, <span class=\"hljs-keyword\">char<\/span>* argv[])<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"60\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"61\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">try<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"62\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"63\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span> (argc != <span class=\"hljs-number\">2<\/span>)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"64\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"65\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cerr<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Usage: blocking_tcp_echo_server &lt;port&gt;\\n&#8221;<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"66\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">1<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"67\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"68\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"69\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">boost::asio::io_service io_service;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"70\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"71\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">using<\/span> <span class=\"hljs-keyword\">namespace<\/span> <span class=\"hljs-built_in\">std<\/span>; <span class=\"hljs-comment\">\/\/ For atoi.<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"72\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">server(io_service, atoi(argv[<span class=\"hljs-number\">1<\/span>]));<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"73\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"74\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">catch<\/span> (<span class=\"hljs-built_in\">std<\/span>::exception&amp; e)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"75\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"76\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cerr<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Exception: &#8220;<\/span> &lt;&lt; e.what() &lt;&lt; <span class=\"hljs-string\">&#8220;\\n&#8221;<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"77\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"78\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"79\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"80\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<p>Client<\/p>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<ol class=\"hljs-ln\">\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"1\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"2\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ blocking_tcp_echo_client.cpp<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"3\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"4\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"5\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Copyright (c) 2003-2013 Christopher M. Kohlhoff (chris at kohlhoff dot com)<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"6\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"7\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ Distributed under the Boost Software License, Version 1.0. (See accompanying<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"8\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/ file LICENSE_1_0.txt or copy at http:\/\/www.boost.org\/LICENSE_1_0.txt)<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"9\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-comment\">\/\/<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"10\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"11\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;cstdlib&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"12\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;cstring&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"13\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;iostream&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"14\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-meta\">#<span class=\"hljs-meta-keyword\">include<\/span> <span class=\"hljs-meta-string\">&lt;boost\/asio.hpp&gt;<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"15\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"16\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">using<\/span> boost::asio::ip::tcp;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"17\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"18\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">enum<\/span> { max_length = <span class=\"hljs-number\">1024<\/span> };<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"19\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"20\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">int<\/span> <span class=\"hljs-title\">main<\/span><span class=\"hljs-params\">(<span class=\"hljs-keyword\">int<\/span> argc, <span class=\"hljs-keyword\">char<\/span>* argv[])<\/span><\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"21\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"22\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">try<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"23\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"24\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">if<\/span> (argc != <span class=\"hljs-number\">3<\/span>)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"25\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"26\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cerr<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Usage: blocking_tcp_echo_client &lt;host&gt; &lt;port&gt;\\n&#8221;<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"27\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">1<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"28\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"29\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"30\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">boost::asio::io_service io_service;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"31\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"32\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">tcp::<span class=\"hljs-function\">resolver <span class=\"hljs-title\">resolver<\/span><span class=\"hljs-params\">(io_service)<\/span><\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"33\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">tcp::resolver::<span class=\"hljs-function\">query <span class=\"hljs-title\">query<\/span><span class=\"hljs-params\">(tcp::v4()<\/span>, argv[1], argv[2])<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"34\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">tcp::resolver::iterator iterator = resolver.resolve(query);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"35\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"36\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">tcp::<span class=\"hljs-function\">socket <span class=\"hljs-title\">s<\/span><span class=\"hljs-params\">(io_service)<\/span><\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"37\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">boost::asio::connect(s, iterator);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"38\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"39\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">using<\/span> <span class=\"hljs-keyword\">namespace<\/span> <span class=\"hljs-built_in\">std<\/span>; <span class=\"hljs-comment\">\/\/ For strlen.<\/span><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"40\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Enter message: &#8220;<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"41\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">char<\/span> request[max_length];<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"42\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cin<\/span>.getline(request, max_length);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"43\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">size_t<\/span> request_length = <span class=\"hljs-built_in\">strlen<\/span>(request);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"44\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">boost::asio::write(s, boost::asio::buffer(request, request_length));<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"45\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"46\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">char<\/span> reply[max_length];<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"47\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">size_t<\/span> reply_length = boost::asio::read(s,<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"48\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">boost::asio::buffer(reply, request_length));<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"49\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Reply is: &#8220;<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"50\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span>.write(reply, reply_length);<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"51\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cout<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;\\n&#8221;<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"52\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"53\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">catch<\/span> (<span class=\"hljs-built_in\">std<\/span>::exception&amp; e)<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"54\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">{<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"55\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-built_in\">std<\/span>::<span class=\"hljs-built_in\">cerr<\/span> &lt;&lt; <span class=\"hljs-string\">&#8220;Exception: &#8220;<\/span> &lt;&lt; e.what() &lt;&lt; <span class=\"hljs-string\">&#8220;\\n&#8221;<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"56\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"57\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"58\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\"><span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;<\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"hljs-ln-numbers\">\n<div class=\"hljs-ln-line hljs-ln-n\" data-line-number=\"59\"><\/div>\n<\/div>\n<div class=\"hljs-ln-code\">\n<div class=\"hljs-ln-line\">}<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<pre><code class=\"language-cpp hljs\"><\/code><\/pre>\n<p>\u5176\u5b9eBoost\u7b97\u662f\u7b80\u5355\u7684\u4e86\uff0c\u53ea\u662f\u6709\u5bf9\u6bd4\u624d\u6709\u8fdb\u6b65\u561b\uff0cZeroMQ\u7684\u4ee3\u7801\u4ec5\u6709\u4e00\u534a\uff08\u4e0d\u8fc7\u8fd9\u4f3c\u4e4e\u8bf4\u660e\u4e0d\u4e86\u4ec0\u4e48\u95ee\u9898\uff09\u3002<br \/>\n3\uff09\u6548\u7387\u9ad8\uff08\u5176\u5b9e\u8fd9\u4e2a\u4e0d\u662f\u6700\u91cd\u8981\u7684\uff0c\u6700\u91cd\u8981\u7684\u662f1\u30012\uff09<br \/>\n\u4e3a\u4e86\u8ba9\u5927\u4f19\u513f\u6709\u4e00\u4e2a\u611f\u6027\u7684\u8ba4\u8bc6\uff0c\u4ffa\u7279\u5730\u627e\u6765\u4e86\u6d88\u606f\u961f\u5217\u8f6f\u4ef6\u7684\u6027\u80fd\u6d4b\u8bc4\u3002\u8fd9\u662f\u67d0\u8001\u5916\u5199\u7684\u4e00\u7bc7\u5e16\u5b50\uff08\u5728&#8221;\u8fd9\u91cc&#8221;\uff09\uff0c\u4e0d\u61c2\u6d0b\u6587\u7684\u540c\u5b66\u53ef\u4ee5\u770b&#8221;\u8fd9\u91cc&#8221;\u3002\u8fde\u5e16\u5b50\u90fd\u61d2\u5f97\u770b\u7684\u540c\u5b66\uff0c\u53ef\u4ee5\u76f4\u63a5\u770b\u4e0b\u56fe\u3002<br \/>\n<img decoding=\"async\" title=\"\" src=\"https:\/\/img-blog.csdn.net\/20140115164613593?watermark\/2\/text\/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvam1wcG9r\/font\/5a6L5L2T\/fontsize\/400\/fill\/I0JBQkFCMA==\/dissolve\/70\/gravity\/SouthEast\" alt=\"\" \/><\/p>\n<p>\u4ece\u56fe\u4e2d\u53ef\u4ee5\u660e\u663e\u770b\u51fa\uff0cZMQ \u76f8\u6bd4\u5176\u5b83\u51e0\u6b3eMQ\uff0c\u7b80\u76f4\u662f\u9e64\u7acb\u9e21\u7fa4\u554a\uff01\u6027\u80fd\u6839\u672c\u4e0d\u5728\u4e00\u4e2a\u6863\u6b21\u561b\u3002<br \/>\n\u66f4\u591a<\/p><\/div>\n<\/div>\n<\/article>\n","protected":false},"excerpt":{"rendered":"<p>C\/C++\u7f51\u7edc\u7f16\u7a0b\u603b\u7ed3\u4e0eZeroMQ\u2014\u2014<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[118],"class_list":["post-1593","post","type-post","status-publish","format-standard","hentry","tag-02-"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=1593"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1593\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=1593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=1593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=1593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}