{"id":11570,"date":"2025-04-18T18:53:54","date_gmt":"2025-04-18T10:53:54","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/11570.html"},"modified":"2025-04-18T18:53:54","modified_gmt":"2025-04-18T10:53:54","slug":"c-%e7%bd%91%e7%bb%9c%e7%bc%96%e7%a8%8b%ef%bc%9a%e6%89%93%e9%80%a0%e5%a4%9a%e7%ba%bf%e7%a8%8b-tcp-%e6%9c%8d%e5%8a%a1%e5%99%a8%ef%bc%8c%e5%90%8c%e6%97%b6%e6%9c%8d%e5%8a%a1%e5%a4%9a%e4%b8%aa%e5%ae%a2","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/11570.html","title":{"rendered":"C++ \u7f51\u7edc\u7f16\u7a0b\uff1a\u6253\u9020\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\uff0c\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u673a\uff01"},"content":{"rendered":"<\/p>\n<h4>C&#043;&#043; \u7f51\u7edc\u7f16\u7a0b&#xff1a;\u6253\u9020\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668&#xff0c;\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u673a&#xff01;<\/h4>\n<ul>\n<li>\u4e00\u3001\u963b\u585e\u4e0e\u5e76\u53d1<\/li>\n<li>\u4e8c\u3001std::thread \u7b80\u4ecb<\/li>\n<li>\u4e09\u3001\u5b9e\u73b0\u8fc7\u7a0b<\/li>\n<li>\u56db\u3001\u5ba2\u6237\u7aef\u8fde\u63a5<\/li>\n<li>\u4e94\u3001\u591a\u7ebf\u7a0b\u670d\u52a1\u5668\u6a21\u578b\u7684\u4f18\u7f3a\u70b9<\/li>\n<li>\u516d\u3001\u603b\u7ed3<\/li>\n<\/ul>\n<h2>\u4e00\u3001\u963b\u585e\u4e0e\u5e76\u53d1<\/h2>\n<p>\u51e0\u4e4e\u6240\u6709\u7684\u7a0b\u5e8f\u5458\u7b2c\u4e00\u6b21\u63a5\u89e6\u5230\u7684\u7f51\u7edc\u7f16\u7a0b\u90fd\u662f\u4ece listen()\u3001send()\u3001recv() \u7b49\u63a5\u53e3\u5f00\u59cb\u7684&#xff0c;\u8fd9\u4e9b\u63a5\u53e3\u90fd\u662f\u963b\u585e\u578b\u7684\u3002\u4f7f\u7528\u8fd9\u4e9b\u63a5\u53e3\u53ef\u4ee5\u5f88\u65b9\u4fbf\u7684\u6784\u5efa\u670d\u52a1\u5668\/\u5ba2\u6237\u673a\u7684\u6a21\u578b\u3002<\/p>\n<p>\u5927\u90e8\u5206\u7684 socket \u63a5\u53e3\u90fd\u662f\u963b\u585e\u578b\u7684\u3002\u6240\u8c13\u963b\u585e\u578b\u63a5\u53e3\u662f\u6307\u7cfb\u7edf\u8c03\u7528&#xff08;\u4e00\u822c\u662f IO \u63a5\u53e3&#xff09;\u4e0d\u8fd4\u56de\u8c03\u7528\u7ed3\u679c\u5e76\u8ba9\u5f53\u524d\u7ebf\u7a0b\u4e00\u76f4\u963b\u585e&#xff0c;\u53ea\u6709\u5f53\u8be5\u7cfb\u7edf\u8c03\u7528\u83b7\u5f97\u7ed3\u679c\u6216\u8005\u8d85\u65f6\u51fa\u9519\u65f6\u624d\u8fd4\u56de\u3002<\/p>\n<p>\u5b9e\u9645\u4e0a&#xff0c;\u9664\u975e\u7279\u522b\u6307\u5b9a&#xff0c;\u51e0\u4e4e\u6240\u6709\u7684 IO \u63a5\u53e3 ( \u5305\u62ec socket \u63a5\u53e3 ) \u90fd\u662f\u963b\u585e\u578b\u7684\u3002\u8fd9\u7ed9\u7f51\u7edc\u7f16\u7a0b\u5e26\u6765\u4e86\u4e00\u4e2a\u5f88\u5927\u7684\u95ee\u9898&#xff0c;\u5982\u5728\u8c03\u7528 send()\u7684\u540c\u65f6&#xff0c;\u7ebf\u7a0b\u5c06\u88ab\u963b\u585e&#xff0c;\u5728\u6b64\u671f\u95f4&#xff0c;\u7ebf\u7a0b\u5c06\u65e0\u6cd5\u6267\u884c\u4efb\u4f55\u8fd0\u7b97\u6216\u54cd\u5e94\u4efb\u4f55\u7684\u7f51\u7edc\u8bf7\u6c42\u3002<\/p>\n<p>\u4e00\u4e2a\u7b80\u5355\u7684\u6539\u8fdb\u65b9\u6848\u662f\u5728\u670d\u52a1\u5668\u7aef\u4f7f\u7528\u591a\u7ebf\u7a0b&#xff08;\u6216\u591a\u8fdb\u7a0b&#xff09;\u3002\u591a\u7ebf\u7a0b&#xff08;\u6216\u591a\u8fdb\u7a0b&#xff09;\u7684\u76ee\u7684\u662f\u8ba9\u6bcf\u4e2a\u8fde\u63a5\u90fd\u62e5\u6709\u72ec\u7acb\u7684\u7ebf\u7a0b&#xff08;\u6216\u8fdb\u7a0b&#xff09;&#xff0c;\u8fd9\u6837\u4efb\u4f55\u4e00\u4e2a\u8fde\u63a5\u7684\u963b\u585e\u90fd\u4e0d\u4f1a\u5f71\u54cd\u5176\u4ed6\u7684\u8fde\u63a5\u3002\u5177\u4f53\u4f7f\u7528\u591a\u8fdb\u7a0b\u8fd8\u662f\u591a\u7ebf\u7a0b&#xff0c;\u5e76\u6ca1\u6709\u4e00\u4e2a\u7279\u5b9a\u7684\u6a21\u5f0f\u3002\u4f20\u7edf\u610f\u4e49\u4e0a&#xff0c;\u8fdb\u7a0b\u7684\u5f00\u9500\u8981\u8fdc\u8fdc\u5927\u4e8e\u7ebf\u7a0b&#xff0c;\u6240\u4ee5\u5982\u679c\u9700\u8981\u540c\u65f6\u4e3a\u8f83\u591a\u7684\u5ba2\u6237\u673a\u63d0\u4f9b\u670d\u52a1&#xff0c;\u5219\u4e0d\u63a8\u8350\u4f7f\u7528\u591a\u8fdb\u7a0b&#xff1b;\u5982\u679c\u5355\u4e2a\u670d\u52a1\u6267\u884c\u4f53\u9700\u8981\u6d88\u8017\u8f83\u591a\u7684 CPU \u8d44\u6e90&#xff0c;\u8b6c\u5982\u9700\u8981\u8fdb\u884c\u5927\u89c4\u6a21\u6216\u957f\u65f6\u95f4\u7684\u6570\u636e\u8fd0\u7b97\u6216\u6587\u4ef6\u8bbf\u95ee&#xff0c;\u5219\u8fdb\u7a0b\u8f83\u4e3a\u5b89\u5168\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418105352-68022f40b96c3.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u4e3b\u7ebf\u7a0b\u6301\u7eed\u7b49\u5f85\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u5982\u679c\u6709\u8fde\u63a5&#xff0c;\u5219\u521b\u5efa\u65b0\u7ebf\u7a0b&#xff0c;\u5e76\u5728\u65b0\u7ebf\u7a0b\u4e2d\u63d0\u4f9b\u4e3a\u524d\u4f8b\u540c\u6837\u7684\u95ee\u7b54\u670d\u52a1\u3002<\/p>\n<h2>\u4e8c\u3001std::thread \u7b80\u4ecb<\/h2>\n<p>std::thread \u662f C&#043;&#043;11 \u6807\u51c6\u5f15\u5165\u7684\u4e00\u4e2a\u7c7b&#xff0c;\u7528\u4e8e\u5728 C&#043;&#043; \u4e2d\u521b\u5efa\u548c\u7ba1\u7406\u7ebf\u7a0b\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u4e14\u9ad8\u6548\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\u591a\u7ebf\u7a0b\u7f16\u7a0b&#xff0c;\u5141\u8bb8\u7a0b\u5e8f\u540c\u65f6\u6267\u884c\u591a\u4e2a\u64cd\u4f5c\u3002<\/p>\n<p>std::thread \u6784\u9020\u51fd\u6570\u7684\u4e3b\u8981\u529f\u80fd\u662f\u63a5\u6536\u53ef\u8c03\u7528\u5bf9\u8c61&#xff08;\u5982\u51fd\u6570\u3001lambda \u8868\u8fbe\u5f0f\u3001\u7ed1\u5b9a\u7684\u6210\u5458\u51fd\u6570\u7b49&#xff09;&#xff0c;\u5e76\u5728\u65b0\u7ebf\u7a0b\u4e2d\u6267\u884c\u3002<\/p>\n<p>\u6784\u9020\u51fd\u6570\u539f\u578b&#xff1a;<\/p>\n<p><span class=\"token keyword\">template<\/span> <span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">F<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">class<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span> Args<span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">explicit<\/span> <span class=\"token function\">thread<\/span><span class=\"token punctuation\">(<\/span>F<span class=\"token operator\">&amp;&amp;<\/span> f<span class=\"token punctuation\">,<\/span> Args<span class=\"token operator\">&amp;&amp;<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span> args<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>F \u662f\u53ef\u8c03\u7528\u5bf9\u8c61\u7684\u7c7b\u578b&#xff0c;\u53ef\u4ee5\u662f\u666e\u901a\u51fd\u6570\u3001\u6210\u5458\u51fd\u6570\u3001lambda \u8868\u8fbe\u5f0f\u6216\u4efb\u4f55\u5b9e\u73b0\u4e86 operator() \u7684\u5bf9\u8c61\u3002Args \u662f\u53ef\u53d8\u53c2\u6570\u6a21\u677f&#xff0c;\u8868\u793a\u4f20\u9012\u7ed9\u53ef\u8c03\u7528\u5bf9\u8c61\u7684\u53c2\u6570\u3002<\/p>\n<p>\u7ebf\u7a0b\u7ba1\u7406&#xff1a;<\/p>\n<ul>\n<li>join()&#xff1a;\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u8c03\u7528 join() \u53ef\u4ee5\u7b49\u5f85\u7ebf\u7a0b\u5b8c\u6210&#xff0c;\u4f7f\u4e3b\u7ebf\u7a0b\u963b\u585e&#xff0c;\u76f4\u5230\u65b0\u7684\u7ebf\u7a0b\u6267\u884c\u5b8c\u6210\u3002<\/li>\n<li>detach()&#xff1a;\u82e5\u4e0d\u5e0c\u671b\u4e3b\u7ebf\u7a0b\u7b49\u5f85\u7ebf\u7a0b\u5b8c\u6210&#xff0c;\u53ef\u4ee5\u8c03\u7528 detach()&#xff0c;\u8fd9\u5c06\u4f7f\u7ebf\u7a0b\u4e0e\u4e3b\u7ebf\u7a0b\u5206\u79bb&#xff0c;\u6210\u4e3a\u4e00\u4e2a\u72ec\u7acb\u8fd0\u884c\u7684\u7ebf\u7a0b\u3002<\/li>\n<\/ul>\n<p>\u6bcf\u4e2a std::thread \u5bf9\u8c61\u90fd\u6709\u4e00\u4e2a\u72b6\u6001&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u8c03\u7528 joinable() \u65b9\u6cd5\u6765\u68c0\u67e5\u4e00\u4e2a\u7ebf\u7a0b\u662f\u5426\u53ef\u4ee5\u88ab join\u3002\u5982\u679c\u7ebf\u7a0b\u5df2\u7ecf\u5b8c\u6210\u6216\u88ab\u5206\u79bb&#xff08;detach&#xff09;&#xff0c;\u5219\u4e0d\u80fd\u518d\u8fdb\u884c join\u3002<\/p>\n<h2>\u4e09\u3001\u5b9e\u73b0\u8fc7\u7a0b<\/h2>\n<p>\u57fa\u672c\u6b65\u9aa4&#xff1a;<\/p>\n<li>\u521b\u5efa\u4e00\u4e2a socket\u3002<\/li>\n<li>\u8bbe\u7f6e\u7aef\u53e3\u5e76\u7ed1\u5b9a\u3002<\/li>\n<li>\u8bbe\u7f6e\u7f51\u7edcIO\u7684\u963b\u585e\u6a21\u5f0f\u8fd8\u662f\u975e\u963b\u585e\u6a21\u5f0f&#xff0c;\u9ed8\u8ba4\u662f\u963b\u585e\u6a21\u5f0f\u3002<\/li>\n<li>\u76d1\u542c\u7aef\u53e3\u3002<\/li>\n<li>\u63a5\u53d7\u5ba2\u6237\u7aef\u8fde\u63a5&#xff0c;\u5f00\u542f\u591a\u7ebf\u7a0b\u3002<\/li>\n<li>\u8bbe\u7f6e\u5ba2\u6237\u7aefsocket fd \u7684\u7f51\u7edc IO \u662f\u963b\u585e\u6a21\u5f0f\u8fd8\u662f\u975e\u963b\u585e\u6a21\u5f0f&#xff0c;\u9ed8\u8ba4\u662f\u963b\u585e\u6a21\u5f0f\u3002<\/li>\n<li>\u6536\u53d1\u6570\u636e&#xff0c;\u6570\u636e\u5904\u7406\u3002<\/li>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418105353-68022f411c62a.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u5b8c\u6574\u4ee3\u7801&#xff1a;<\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;sys\/socket.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;netinet\/in.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;errno.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;fcntl.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;unistd.h&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;cstring&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;iostream&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;thread&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">PORT<\/span>            <span class=\"token expression\"><span class=\"token number\">8080<\/span><\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">LINSTEN_BLOCK<\/span>   <span class=\"token expression\"><span class=\"token number\">20<\/span><\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">BUFFER_LEN<\/span>      <span class=\"token expression\"><span class=\"token number\">4096<\/span><\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">SET_NONBLOCK<\/span>    <span class=\"token expression\"><span class=\"token number\">0<\/span><\/span><\/span><\/p>\n<p><span class=\"token keyword\">bool<\/span> <span class=\"token function\">setIoMode<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> fd<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> mode<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">routine<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> clientfd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> argc<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span><span class=\"token operator\">*<\/span>argv<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ 1. Create socket<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> listenfd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">socket<\/span><span class=\"token punctuation\">(<\/span>AF_INET<span class=\"token punctuation\">,<\/span> SOCK_STREAM<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>listenfd <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;socket return &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> errno <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;, &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token function\">strerror<\/span><span class=\"token punctuation\">(<\/span>errno<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ 2. Set the port and bind it.<\/span><br \/>\n    sockaddr_in serverAddr<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token function\">memset<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>serverAddr<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>sockaddr_in<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    serverAddr<span class=\"token punctuation\">.<\/span>sin_family <span class=\"token operator\">&#061;<\/span> AF_INET<span class=\"token punctuation\">;<\/span><br \/>\n    serverAddr<span class=\"token punctuation\">.<\/span>sin_addr<span class=\"token punctuation\">.<\/span>s_addr <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">htons<\/span><span class=\"token punctuation\">(<\/span>INADDR_ANY<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ bind ip address.<\/span><br \/>\n    serverAddr<span class=\"token punctuation\">.<\/span>sin_port <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">htons<\/span><span class=\"token punctuation\">(<\/span>PORT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ bind port.<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span>listenfd<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>sockaddr<span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&amp;<\/span>serverAddr<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>serverAddr<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;bind return &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> errno <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;, &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token function\">strerror<\/span><span class=\"token punctuation\">(<\/span>errno<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">if<\/span> <span class=\"token expression\">SET_NONBLOCK<\/span><\/span><br \/>\n    <span class=\"token comment\">\/\/ set nonblock mode.<\/span><br \/>\n    <span class=\"token function\">setIoMode<\/span><span class=\"token punctuation\">(<\/span>listenfd<span class=\"token punctuation\">,<\/span> O_NONBLOCK<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">endif<\/span><\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ 3. listening port.<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span>listenfd<span class=\"token punctuation\">,<\/span> LINSTEN_BLOCK<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;listen return &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> errno <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;, &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token function\">strerror<\/span><span class=\"token punctuation\">(<\/span>errno<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;server listening port &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> PORT <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">while<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ 4. accept connect.<\/span><br \/>\n        sockaddr_in clientAddr<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">memset<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>clientAddr<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>clientAddr<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        socklen_t clienLen <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>clientAddr<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> clientfd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">accept<\/span><span class=\"token punctuation\">(<\/span>listenfd<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>sockaddr <span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&amp;<\/span>clientAddr<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>clienLen<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>clientfd <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;accept return &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> errno <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;, &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token function\">strerror<\/span><span class=\"token punctuation\">(<\/span>errno<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">continue<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;client fd &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> clientfd <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>thread <span class=\"token function\">thread<\/span><span class=\"token punctuation\">(<\/span>routine<span class=\"token punctuation\">,<\/span> clientfd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        thread<span class=\"token punctuation\">.<\/span><span class=\"token function\">detach<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token function\">close<\/span><span class=\"token punctuation\">(<\/span>listenfd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">bool<\/span> <span class=\"token function\">setIoMode<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> fd<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> mode<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> flag <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">fcntl<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">,<\/span> F_GETFL<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>flag <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;fcntl get flags return &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> errno <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;, &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token function\">strerror<\/span><span class=\"token punctuation\">(<\/span>errno<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    flag <span class=\"token operator\">|&#061;<\/span> O_NONBLOCK<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">fcntl<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">,<\/span> F_SETFL<span class=\"token punctuation\">,<\/span> flag<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;fcntl set flags return &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> errno <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;, &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token function\">strerror<\/span><span class=\"token punctuation\">(<\/span>errno<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">void<\/span> <span class=\"token function\">routine<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> clientfd<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span> <span class=\"token operator\">*<\/span>msg <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;Hello, Client!&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ 5. send message.<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">send<\/span><span class=\"token punctuation\">(<\/span>clientfd<span class=\"token punctuation\">,<\/span> msg<span class=\"token punctuation\">,<\/span> <span class=\"token function\">strlen<\/span><span class=\"token punctuation\">(<\/span>msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;send buffer return &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> errno <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;, &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token function\">strerror<\/span><span class=\"token punctuation\">(<\/span>errno<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">continue<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/ 6. recv message<\/span><br \/>\n        <span class=\"token keyword\">char<\/span> buffer<span class=\"token punctuation\">[<\/span>BUFFER_LEN<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> ret <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">recv<\/span><span class=\"token punctuation\">(<\/span>clientfd<span class=\"token punctuation\">,<\/span> buffer<span class=\"token punctuation\">,<\/span> BUFFER_LEN<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>ret <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;client &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> clientfd <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034; connection dropped&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>ret <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;recv buffer return &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> errno <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;, &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token function\">strerror<\/span><span class=\"token punctuation\">(<\/span>errno<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;recv buffer from &#034;<\/span><span class=\"token operator\">&lt;&lt;<\/span> clientfd <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;: &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> buffer <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token function\">close<\/span><span class=\"token punctuation\">(<\/span>clientfd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;End of client &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> clientfd <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u7684\u6838\u5fc3\u662f&#xff1a;\u7528\u4e00\u4e2a\u5faa\u73af\u4e00\u76f4\u5faa\u73af\u7b49\u5f85\u5ba2\u6237\u7aef\u63a5\u5165&#xff08;7 * 24 H&#xff09;&#xff0c;\u5ba2\u6237\u7aef\u63a5\u5165\u540e\u5f00\u542f\u4e00\u4e2a\u7ebf\u7a0b\u4e13\u95e8\u4e3a\u8be5\u5ba2\u6237\u7aef\u670d\u52a1&#xff0c;\u7ebf\u7a0b\u5185\u90e8\u5efa\u7acb\u4e00\u4e2a\u5faa\u73af\u7528\u4e8e\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684\u4ea4\u4e92\u3002<\/p>\n<h2>\u56db\u3001\u5ba2\u6237\u7aef\u8fde\u63a5<\/h2>\n<p>Windows\u4e0b\u53ef\u4ee5\u4f7f\u7528NetAssist\u7684\u7f51\u7edc\u52a9\u624b\u5de5\u5177&#xff1a; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418105353-68022f4132cc3.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u4e5f\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u7684\u4ee3\u7801\u5b9e\u73b0\u4e00\u4e2a\u5ba2\u6237\u7aef&#xff1a;<\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;iostream&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;cstring&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;sys\/socket.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;netinet\/in.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;arpa\/inet.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;unistd.h&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">PORT<\/span>            <span class=\"token expression\"><span class=\"token number\">8080<\/span><\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">BUFFER_LEN<\/span>      <span class=\"token expression\"><span class=\"token number\">4096<\/span><\/span><\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> sockfd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">socket<\/span><span class=\"token punctuation\">(<\/span>AF_INET<span class=\"token punctuation\">,<\/span> SOCK_STREAM<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    sockaddr_in serv_addr<span class=\"token punctuation\">;<\/span><\/p>\n<p>    serv_addr<span class=\"token punctuation\">.<\/span>sin_family <span class=\"token operator\">&#061;<\/span> AF_INET<span class=\"token punctuation\">;<\/span><br \/>\n    serv_addr<span class=\"token punctuation\">.<\/span>sin_port <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">htons<\/span><span class=\"token punctuation\">(<\/span>PORT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token function\">inet_pton<\/span><span class=\"token punctuation\">(<\/span>AF_INET<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;127.0.0.1&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>serv_addr<span class=\"token punctuation\">.<\/span>sin_addr<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>sockfd<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&amp;<\/span>serv_addr<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>serv_addr<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;Connect failed!&#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token operator\">&#043;&#043;<\/span>i<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">char<\/span> buffer<span class=\"token punctuation\">[<\/span>BUFFER_LEN<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">recv<\/span><span class=\"token punctuation\">(<\/span>sockfd<span class=\"token punctuation\">,<\/span> buffer<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>buffer<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;Message from server: &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> buffer <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span> <span class=\"token operator\">*<\/span>msg <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;Hello, Client!&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token function\">send<\/span><span class=\"token punctuation\">(<\/span>sockfd<span class=\"token punctuation\">,<\/span> msg<span class=\"token punctuation\">,<\/span> <span class=\"token function\">strlen<\/span><span class=\"token punctuation\">(<\/span>msg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            std<span class=\"token operator\">::<\/span>cout <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;send buffer return &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> errno <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token string\">&#034;, &#034;<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token function\">strerror<\/span><span class=\"token punctuation\">(<\/span>errno<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&lt;<\/span> std<span class=\"token operator\">::<\/span>endl<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token function\">sleep<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token function\">close<\/span><span class=\"token punctuation\">(<\/span>sockfd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<h2>\u4e94\u3001\u591a\u7ebf\u7a0b\u670d\u52a1\u5668\u6a21\u578b\u7684\u4f18\u7f3a\u70b9<\/h2>\n<p>\u4f18\u70b9&#xff1a;<\/p>\n<li>\n<p>\u591a\u7ebf\u7a0b\u670d\u52a1\u5668\u6a21\u578b\u7684\u8bbe\u8ba1\u7406\u5ff5\u662f\u6bcf\u4e2a\u7ebf\u7a0b\u4e13\u95e8\u4e3a\u4e00\u4e2a\u5ba2\u6237\u7aef\u63d0\u4f9b\u670d\u52a1\u3002\u8fd9\u79cd\u4e00\u5bf9\u4e00\u7684\u6a21\u5f0f\u4f7f\u5f97\u7a0b\u5e8f\u903b\u8f91\u7b80\u5355&#xff0c;\u4ee3\u7801\u7ed3\u6784\u6613\u4e8e\u7406\u89e3&#xff0c;\u6613\u4e8e\u7ef4\u62a4\u548c\u8c03\u8bd5\u3002<\/p>\n<\/li>\n<li>\n<p>\u6bcf\u4e2a\u7ebf\u7a0b\u7684\u6267\u884c\u548c\u8d44\u6e90\u4f7f\u7528\u662f\u76f8\u4e92\u72ec\u7acb\u7684\u3002\u4e00\u4e2a\u7ebf\u7a0b\u7684\u5d29\u6e83\u6216\u963b\u585e\u4e0d\u4f1a\u76f4\u63a5\u5f71\u54cd\u5230\u5176\u4ed6\u7ebf\u7a0b&#xff0c;\u8fdb\u800c\u63d0\u9ad8\u4e86\u7a0b\u5e8f\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n<\/li>\n<li>\n<p>\u81ea\u7136\u5730\u5229\u7528\u591a\u6838\u5904\u7406\u5668\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728\u6bcf\u4e2a\u7ebf\u7a0b\u4e2d&#xff0c;\u53ef\u4ee5\u4fdd\u6301\u7279\u5b9a\u4e8e\u5ba2\u6237\u7684\u72b6\u6001&#xff08;\u5373\u53ef\u5728\u6bcf\u4e2a\u7ebf\u7a0b\u4e2d\u7ef4\u62a4\u5ba2\u6237\u7aef\u4e0a\u4e0b\u6587&#xff09;&#xff0c;\u907f\u514d\u4e86\u5bf9\u8de8\u7ebf\u7a0b\u5171\u4eab\u72b6\u6001\u7684\u590d\u6742\u540c\u6b65\u95ee\u9898\u3002<\/p>\n<\/li>\n<p>\u7f3a\u70b9&#xff1a;<\/p>\n<li>\n<p>\u8d44\u6e90\u6d88\u8017\u5927&#xff1a;\u6bcf\u4e2a\u7ebf\u7a0b\u7684\u521b\u5efa\u548c\u7ba1\u7406\u90fd\u4f1a\u5360\u7528\u4e00\u5b9a\u7684\u7cfb\u7edf\u8d44\u6e90&#xff08;\u4f8b\u5982\u5806\u6808\u5185\u5b58\u3001\u7ebf\u7a0b\u63a7\u5236\u5757\u7b49&#xff09;\u3002\u5bf9\u4e8e\u9ad8\u5e76\u53d1\u573a\u666f&#xff0c;\u8fd9\u79cd\u8d44\u6e90\u6d88\u8017\u53ef\u80fd\u4f1a\u663e\u8457\u589e\u52a0&#xff0c;\u5f71\u54cd\u670d\u52a1\u5668\u7684\u6027\u80fd\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728\u9ad8\u5e76\u53d1\u60c5\u51b5\u4e0b&#xff0c;\u5982\u679c\u7ebf\u7a0b\u6570\u76ee\u8fc7\u591a&#xff0c;\u4e0a\u4e0b\u6587\u5207\u6362\u7684\u5f00\u9500\u4f1a\u5bfc\u81f4\u6027\u80fd\u663e\u8457\u4e0b\u964d\u3002<\/p>\n<\/li>\n<li>\n<p>\u5e76\u53d1\u9650\u5236&#xff1a;\u6bcf\u4e2a\u7cfb\u7edf\u5bf9\u7ebf\u7a0b\u7684\u6570\u91cf\u662f\u6709\u9650\u5236\u7684&#xff0c;\u901a\u5e38\u4e00\u4e2a\u670d\u52a1\u5668\u4e0d\u80fd\u521b\u5efa\u8d85\u8fc7\u4e00\u4e07&#xff08;\u5177\u4f53\u9650\u5236\u89c6\u64cd\u4f5c\u7cfb\u7edf\u800c\u5b9a&#xff09;\u4e2a\u7ebf\u7a0b&#xff0c;\u8fd9\u4f1a\u5bf9\u652f\u6301\u9ad8\u5e76\u53d1\u670d\u52a1\u6784\u6210\u74f6\u9888\u3002<\/p>\n<\/li>\n<p>\u591a\u7ebf\u7a0b\u670d\u52a1\u5668\u6a21\u578b\u80fd\u591f\u63d0\u4f9b\u7b80\u5355\u6709\u6548\u7684\u89e3\u51b3\u65b9\u6848&#xff0c;\u9002\u5408\u8d44\u6e90\u76f8\u5bf9\u5bcc\u4f59\u3001\u5bf9\u5e76\u53d1\u6027\u80fd\u8981\u6c42\u8f83\u4f4e\u7684\u5e94\u7528\u3002<\/p>\n<h2>\u516d\u3001\u603b\u7ed3<\/h2>\n<p>\u4e0a\u8ff0\u591a\u7ebf\u7a0b\u7684 \u670d\u52a1\u5668\u6a21\u578b&#xff08;\u4e00\u8bf7\u6c42\u4e00\u7ebf\u7a0b&#xff09; \u4f3c\u4e4e\u5b8c\u7f8e\u7684\u89e3\u51b3\u4e86\u4e3a\u591a\u4e2a\u5ba2\u6237\u673a\u63d0\u4f9b\u95ee\u7b54\u670d\u52a1\u7684\u8981\u6c42&#xff0c;\u4f46\u5176\u5b9e\u5e76\u4e0d\u5c3d\u7136\u3002\u5f88\u591a\u5e74\u4e4b\u524d&#xff08;2010\u5e74\u524d\u540e&#xff09;\u8fd9\u4e2a\u65b9\u6cd5\u786e\u5b9e\u975e\u5e38\u6709\u6548&#xff0c;\u4f46\u5982\u679c\u8981\u540c\u65f6\u54cd\u5e94\u6210\u767e\u4e0a\u5343\u8def\u7684\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u5219\u65e0\u8bba\u591a\u7ebf\u7a0b\u8fd8\u662f\u591a\u8fdb\u7a0b\u90fd\u4f1a\u4e25\u91cd\u5360\u636e\u7cfb\u7edf\u8d44\u6e90&#xff0c;\u964d\u4f4e\u7cfb\u7edf\u5bf9\u5916\u754c\u54cd\u5e94\u6548\u7387&#xff0c;\u800c\u7ebf\u7a0b\u4e0e\u8fdb\u7a0b\u672c\u8eab\u4e5f\u66f4\u5bb9\u6613\u8fdb\u5165\u5047\u6b7b\u72b6\u6001\u3002<\/p>\n<p>\u591a\u7ebf\u7a0b\u6a21\u578b\u53ef\u4ee5\u65b9\u4fbf\u9ad8\u6548\u7684\u89e3\u51b3\u5c0f\u89c4\u6a21\u7684\u670d\u52a1\u8bf7\u6c42&#xff0c;\u4f46\u9762\u5bf9\u5927\u89c4\u6a21\u7684\u670d\u52a1\u8bf7\u6c42&#xff0c;\u591a\u7ebf\u7a0b\u6a21\u578b\u4e5f\u4f1a\u9047\u5230\u74f6\u9888&#xff0c;\u53ef\u4ee5\u7528\u975e\u963b\u585e\u63a5\u53e3\u6765\u5c1d\u8bd5\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418105353-68022f414c1d3.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb2.1k\u6b21\uff0c\u70b9\u8d5e29\u6b21\uff0c\u6536\u85cf36\u6b21\u3002\u5728\u73b0\u4ee3\u7f51\u7edc\u7f16\u7a0b\u4e2d\uff0c\u9ad8\u6548\u5730\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u8fde\u63a5\u662f\u4e00\u4e2a\u57fa\u672c\u8981\u6c42\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u901a\u8fc7 C++ \u5b9e\u73b0\u4e00\u4e2a\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\u6a21\u578b\uff0c\u4ee5\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u7aef\u3002\u6587\u7ae0\u9996\u5148\u4ecb\u7ecd\u963b\u585e\u4e0e\u5e76\u53d1\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u968f\u540e\u6df1\u5165\u8bb2\u89e3 std::thread \u7684\u4f7f\u7528\uff0c\u4ee5\u53ca\u5b9e\u73b0\u591a\u7ebf\u7a0b\u670d\u52a1\u5668\u7684\u5177\u4f53\u6b65\u9aa4\u3002\u6700\u540e\uff0c\u5206\u6790\u591a\u7ebf\u7a0b\u670d\u52a1\u5668\u6a21\u578b\u7684\u4f18\u7f3a\u70b9\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u5728\u4e0d\u540c\u573a\u666f\u4e0b\u505a\u51fa\u5408\u9002\u7684\u9009\u62e9\u3002\u901a\u8fc7\u672c\u6559\u7a0b\uff0c\u60a8\u5c06\u638c\u63e1\u6784\u5efa\u9ad8\u6548\u7f51\u7edc\u670d\u52a1\u5668\u7684\u6838\u5fc3\u77e5\u8bc6\u4e0e\u6280\u80fd\u3002_c++tcp\u591a\u7ebf\u7a0b<\/p>\n","protected":false},"author":2,"featured_media":11566,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[55,58,584,205,585,586,43,78],"topic":[],"class_list":["post-11570","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-c","tag-linux","tag-tcp-ip","tag-ux","tag-586","tag-43","tag-78"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C++ \u7f51\u7edc\u7f16\u7a0b\uff1a\u6253\u9020\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\uff0c\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u673a\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/11570.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C++ \u7f51\u7edc\u7f16\u7a0b\uff1a\u6253\u9020\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\uff0c\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u673a\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb2.1k\u6b21\uff0c\u70b9\u8d5e29\u6b21\uff0c\u6536\u85cf36\u6b21\u3002\u5728\u73b0\u4ee3\u7f51\u7edc\u7f16\u7a0b\u4e2d\uff0c\u9ad8\u6548\u5730\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u8fde\u63a5\u662f\u4e00\u4e2a\u57fa\u672c\u8981\u6c42\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u901a\u8fc7 C++ \u5b9e\u73b0\u4e00\u4e2a\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\u6a21\u578b\uff0c\u4ee5\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u7aef\u3002\u6587\u7ae0\u9996\u5148\u4ecb\u7ecd\u963b\u585e\u4e0e\u5e76\u53d1\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u968f\u540e\u6df1\u5165\u8bb2\u89e3 std::thread \u7684\u4f7f\u7528\uff0c\u4ee5\u53ca\u5b9e\u73b0\u591a\u7ebf\u7a0b\u670d\u52a1\u5668\u7684\u5177\u4f53\u6b65\u9aa4\u3002\u6700\u540e\uff0c\u5206\u6790\u591a\u7ebf\u7a0b\u670d\u52a1\u5668\u6a21\u578b\u7684\u4f18\u7f3a\u70b9\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u5728\u4e0d\u540c\u573a\u666f\u4e0b\u505a\u51fa\u5408\u9002\u7684\u9009\u62e9\u3002\u901a\u8fc7\u672c\u6559\u7a0b\uff0c\u60a8\u5c06\u638c\u63e1\u6784\u5efa\u9ad8\u6548\u7f51\u7edc\u670d\u52a1\u5668\u7684\u6838\u5fc3\u77e5\u8bc6\u4e0e\u6280\u80fd\u3002_c++tcp\u591a\u7ebf\u7a0b\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/11570.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-18T10:53:54+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418105352-68022f40b96c3.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/11570.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/11570.html\",\"name\":\"C++ \u7f51\u7edc\u7f16\u7a0b\uff1a\u6253\u9020\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\uff0c\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u673a\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2025-04-18T10:53:54+00:00\",\"dateModified\":\"2025-04-18T10:53:54+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/11570.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/11570.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/11570.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"C++ \u7f51\u7edc\u7f16\u7a0b\uff1a\u6253\u9020\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\uff0c\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u673a\uff01\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"C++ \u7f51\u7edc\u7f16\u7a0b\uff1a\u6253\u9020\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\uff0c\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u673a\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/11570.html","og_locale":"zh_CN","og_type":"article","og_title":"C++ \u7f51\u7edc\u7f16\u7a0b\uff1a\u6253\u9020\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\uff0c\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u673a\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb2.1k\u6b21\uff0c\u70b9\u8d5e29\u6b21\uff0c\u6536\u85cf36\u6b21\u3002\u5728\u73b0\u4ee3\u7f51\u7edc\u7f16\u7a0b\u4e2d\uff0c\u9ad8\u6548\u5730\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u8fde\u63a5\u662f\u4e00\u4e2a\u57fa\u672c\u8981\u6c42\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u901a\u8fc7 C++ \u5b9e\u73b0\u4e00\u4e2a\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\u6a21\u578b\uff0c\u4ee5\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u7aef\u3002\u6587\u7ae0\u9996\u5148\u4ecb\u7ecd\u963b\u585e\u4e0e\u5e76\u53d1\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u968f\u540e\u6df1\u5165\u8bb2\u89e3 std::thread \u7684\u4f7f\u7528\uff0c\u4ee5\u53ca\u5b9e\u73b0\u591a\u7ebf\u7a0b\u670d\u52a1\u5668\u7684\u5177\u4f53\u6b65\u9aa4\u3002\u6700\u540e\uff0c\u5206\u6790\u591a\u7ebf\u7a0b\u670d\u52a1\u5668\u6a21\u578b\u7684\u4f18\u7f3a\u70b9\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u5728\u4e0d\u540c\u573a\u666f\u4e0b\u505a\u51fa\u5408\u9002\u7684\u9009\u62e9\u3002\u901a\u8fc7\u672c\u6559\u7a0b\uff0c\u60a8\u5c06\u638c\u63e1\u6784\u5efa\u9ad8\u6548\u7f51\u7edc\u670d\u52a1\u5668\u7684\u6838\u5fc3\u77e5\u8bc6\u4e0e\u6280\u80fd\u3002_c++tcp\u591a\u7ebf\u7a0b","og_url":"https:\/\/www.wsisp.com\/helps\/11570.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2025-04-18T10:53:54+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418105352-68022f40b96c3.png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"4 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/11570.html","url":"https:\/\/www.wsisp.com\/helps\/11570.html","name":"C++ \u7f51\u7edc\u7f16\u7a0b\uff1a\u6253\u9020\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\uff0c\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u673a\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2025-04-18T10:53:54+00:00","dateModified":"2025-04-18T10:53:54+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/11570.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/11570.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/11570.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"C++ \u7f51\u7edc\u7f16\u7a0b\uff1a\u6253\u9020\u591a\u7ebf\u7a0b TCP \u670d\u52a1\u5668\uff0c\u540c\u65f6\u670d\u52a1\u591a\u4e2a\u5ba2\u6237\u673a\uff01"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/11570","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=11570"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/11570\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/11566"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=11570"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=11570"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=11570"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=11570"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}