{"id":82042,"date":"2026-07-25T06:11:37","date_gmt":"2026-07-24T22:11:37","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/82042.html"},"modified":"2026-07-25T06:11:37","modified_gmt":"2026-07-24T22:11:37","slug":"%e3%80%90%e9%a1%b9%e7%9b%ae%e7%af%87%e3%80%91%e9%ab%98%e5%b9%b6%e5%8f%91%e6%9c%8d%e5%8a%a1%e5%99%a8-%e4%bb%8e-buffer-%e5%88%b0-tcpserver-%e6%9e%84%e5%bb%ba%e9%ab%98%e5%b9%b6%e5%8f%91%e6%9c%8d","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/82042.html","title":{"rendered":"\u3010\u9879\u76ee\u7bc7\u3011\u9ad8\u5e76\u53d1\u670d\u52a1\u5668 - \u4ece Buffer \u5230 TcpServer \u6784\u5efa\u9ad8\u5e76\u53d1\u670d\u52a1\u5668\u5f15\u64ce"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260724221131-6a63e3134dafc.png\" alt=\"\u8bf7\u6dfb\u52a0\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>\n<ul>\n<li>Buffer\u6a21\u5757&#xff1a;\u7f13\u51b2\u533a\u6a21\u5757<\/li>\n<li>Socket\u6a21\u5757&#xff1a;\u5957\u63a5\u5b57\u6a21\u5757<\/li>\n<li>Channel\u6a21\u5757&#xff1a;\u4e8b\u4ef6\u7ba1\u7406\u6a21\u5757<\/li>\n<li>Poller\u6a21\u5757&#xff1a;\u63cf\u8ff0\u7b26IO\u4e8b\u4ef6\u76d1\u63a7\u6a21\u5757<\/li>\n<li>EventLoop\u6a21\u5757&#xff1a;\u4e8b\u4ef6\u76d1\u63a7\u4ee5\u53ca\u5904\u7406\u7684\u6a21\u5757<\/li>\n<li>TimerWheel\u5b9a\u65f6\u5668\u6a21\u5757<\/li>\n<li>Connection\u6a21\u5757:\u5bf9\u901a\u4fe1\u8fde\u63a5\u8fdb\u884c\u6574\u4f53\u7ba1\u7406\u7684\u6a21\u5757<\/li>\n<li>Acceptor\u6a21\u5757&#xff1a;\u5bf9\u76d1\u542c\u5957\u63a5\u5b57\u8fdb\u884c\u7ba1\u7406<\/li>\n<li>LoopThread\u6a21\u5757<\/li>\n<li>LoopThreadPoll\u6a21\u5757<\/li>\n<li>TcpServer\u6a21\u5757<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>Buffer\u6a21\u5757&#xff1a;\u7f13\u51b2\u533a\u6a21\u5757<\/h3>\n<p>\u529f\u80fd&#xff1a;\u5b58\u5165\u6570\u636e&#xff0c;\u63d0\u53d6\u6570\u636e \u5b9e\u73b0\u601d\u60f3&#xff1a; &#xff08;1&#xff09;\u5b9e\u73b0\u7f13\u51b2\u5f97\u6709\u4e00\u5757\u5185\u5b58\u7a7a\u95f4&#xff0c;\u91c7\u7528vector\u6765\u5b9e\u73b0\u3002vector\u5e95\u5c42\u4f7f\u7528\u7684\u5c31\u662f\u4e00\u5757\u7ebf\u6027\u7684\u5185\u5b58\u7a7a\u95f4\u3002 &#xff08;2&#xff09;\u8981\u7d20&#xff1a; \u2460 \u9ed8\u8ba4\u7684\u7a7a\u95f4\u5927\u5c0f \u2461\u5f53\u524d\u7684\u8bfb\u53d6\u6570\u636e\u4f4d\u7f6e \u2462\u5f53\u524d\u7684\u5199\u5165\u6570\u636e\u4f4d\u7f6e<\/p>\n<p>&#xff08;3&#xff09;\u64cd\u4f5c&#xff1a; \u2460\u5199\u5165\u6570\u636e \u5f53\u524d\u5199\u5165\u4f4d\u7f6e\u6307\u5411\u54ea\u91cc&#xff0c;\u5c31\u4ece\u54ea\u91cc\u5f00\u59cb\u5199\u5165\u3002 \u5982\u679c\u5f53\u524d\u5199\u5165\u65f6\u540e\u9762\u7684\u7a7a\u95f4\u4e0d\u591f\u4e86&#xff0c;\u6709\u4e24\u79cd\u60c5\u51b5&#xff1a;<\/p>\n<p>1.\u8003\u8651\u6574\u4f53\u7f13\u51b2\u533a\u7a7a\u95f2\u4f4d\u7f6e\u591f\u4e0d\u591f&#xff0c;\u8bfb\u4f4d\u7f6e\u5c06\u4f1a\u5411\u540e\u79fb\u52a8&#xff0c;\u524d\u9762\u7684\u4f4d\u7f6e\u6709\u7a7a\u95f2\u7a7a\u95f4\u3002 \u8db3\u591f&#xff1a;\u5c06\u6570\u636e\u79fb\u52a8\u5230\u5176\u5b9e\u4f4d\u7f6e\u5373\u53ef \u4e0d\u591f&#xff1a;\u6269\u5bb9&#xff0c;\u4ece\u5f53\u524d\u5199\u4f4d\u7f6e\u5f00\u59cb\u6269\u5bb9\u8db3\u591f\u5927\u5c0f \u6570\u636e\u4e00\u65e6\u5199\u6210\u529f&#xff0c;\u5f53\u524d\u7684\u5199\u4f4d\u7f6e\u5c31\u8981\u5411\u540e\u504f\u79fb<\/p>\n<p>\u2461\u8bfb\u53d6\u6570\u636e \u5f53\u524d\u7684\u8bfb\u53d6\u4f4d\u7f6e\u6307\u5411\u54ea\u91cc&#xff0c;\u5c31\u4ece\u54ea\u91cc\u8bfb\u8d77\u3002\u524d\u63d0\u662f\u6709\u6570\u636e\u53ef\u8bfb \u53ef\u8bfb\u6570\u636e\u5927\u5c0f&#xff1a;\u5f53\u524d\u5199\u5165\u4f4d\u7f6e\u51cf\u53bb\u5f53\u524d\u8bfb\u53d6\u4f4d\u7f6e<\/p>\n<p>\u5b9e\u73b0\u4e00\u4e2a\u7f13\u51b2\u533a\u7c7b\u8be5\u5982\u4f55\u8bbe\u8ba1&#xff1a;<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Buffer<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span>&#xff1a;<br \/>\nvector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">char<\/span><span class=\"token operator\">&gt;<\/span> _buffer<span class=\"token punctuation\">;<\/span><br \/>\n <span class=\"token comment\">\/\/\u4f4d\u7f6e\u662f\u4e00\u4e2a\u76f8\u5bf9\u504f\u79fb\u91cf&#xff0c;\u800c\u4e0d\u662f\u7edd\u5bf9\u5730\u5740<\/span><br \/>\nuint64It _read_idx<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u76f8\u5bf9\u8bfb\u504f\u79fb\u91cf<\/span><br \/>\nuint64It _write_idx<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u76f8\u5bf9\u5199\u504f\u79fb\u91cf<\/span><br \/>\n<span class=\"token keyword\">public<\/span>&#xff1a;<br \/>\n<span class=\"token comment\">\/\/1.\u83b7\u53d6\u5f53\u524d\u5199\u4f4d\u7f6e\u5730\u5740<\/span><br \/>\n<span class=\"token comment\">\/\/2.\u786e\u4fdd\u53ef\u5199\u4f4d\u7f6e\u8db3\u591f&#xff08;\u8db3\u591f\u79fb\u52a8&#xff0c;\u4e0d\u591f\u6269\u5bb9&#xff09;<\/span><br \/>\n<span class=\"token comment\">\/\/3.\u83b7\u53d6\u524d\u6cbf\u7a7a\u95f2\u7a7a\u95f4\u5927\u5c0f<\/span><br \/>\n<span class=\"token comment\">\/\/4.\u83b7\u53d6\u540e\u6cbf\u7a7a\u95f2\u7a7a\u95f4\u5927\u5c0f&#xff08;\u53ef\u8bfb\u4f4d\u7f6e\u4ee5\u524d\u7684\u7a7a\u95f4&#xff09;<\/span><br \/>\n<span class=\"token comment\">\/\/5.\u5c06\u5199\u4f4d\u7f6e\u5411\u540e\u79fb\u52a8\u6307\u5b9a\u957f\u5ea6<\/span><br \/>\n<span class=\"token comment\">\/\/6.\u83b7\u53d6\u5f53\u524d\u8bfb\u4f4d\u7f6e\u7684\u5730\u5740<\/span><br \/>\n<span class=\"token comment\">\/\/7.\u83b7\u53d6\u53ef\u8bfb\u6570\u636e\u5927\u5c0f<\/span><br \/>\n<span class=\"token comment\">\/\/8.\u5c06\u8bfb\u4f4d\u7f6e\u5411\u540e\u79fb\u52a8\u6307\u5b9a\u957f\u5ea6<\/span><br \/>\n<span class=\"token comment\">\/\/9.\u6e05\u7406\u529f\u80fd<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>Buffer\u6a21\u5757\u7684\u4ee3\u7801\u8bbe\u8ba1&#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;vector&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;cassert&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\">BUFFER_DAFAULT_SIZE<\/span> <span class=\"token expression\"><span class=\"token number\">1024<\/span><\/span><\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Buffer<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">char<\/span><span class=\"token operator\">&gt;<\/span> _buffer<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u4f7f\u7528vector\u8fdb\u884c\u5185\u5b58\u7a7a\u95f4\u7ba1\u7406<\/span><br \/>\n    <span class=\"token keyword\">uint64_t<\/span> _read_idx<span class=\"token punctuation\">;<\/span>         <span class=\"token comment\">\/\/\u8bfb\u504f\u79fb<\/span><br \/>\n    <span class=\"token keyword\">uint64_t<\/span> _write_idx<span class=\"token punctuation\">;<\/span>        <span class=\"token comment\">\/\/\u5199\u504f\u79fb<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">Buffer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">:<\/span><span class=\"token function\">_read_idx<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token function\">_write_idx<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token function\">_buffer<\/span><span class=\"token punctuation\">(<\/span>BUFFER_DAFAULT_SIZE<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">char<\/span> <span class=\"token operator\">*<\/span><span class=\"token function\">Begin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> <span class=\"token operator\">&amp;<\/span><span class=\"token operator\">*<\/span>_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">begin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span> <span class=\"token comment\">\/\/\u83b7\u53d6\u8d77\u59cb\u5143\u7d20\u7684\u8fed\u4ee3\u5668\u518d\u5bf9\u8fed\u4ee3\u5668\u8fdb\u884c\u89e3\u5f15\u7528&#xff0c;\u518d\u53d6\u5730\u5740&#xff08;&amp;&#xff09;\u5c31\u662f\u7b2c0\u4e2a\u5143\u7d20\u7684\u7a7a\u95f4\u5730\u5740<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/1.\u83b7\u53d6\u5f53\u524d\u5199\u5165\u4f4d\u7f6e\u7684\u5730\u5740,\/\/buffer\u7a7a\u95f4\u8d77\u59cb\u5730\u5740 &#043; \u5199\u504f\u79fb\u91cf<\/span><br \/>\n    <span class=\"token keyword\">char<\/span> <span class=\"token operator\">*<\/span><span class=\"token function\">WritePosition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> <span class=\"token function\">Begin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> _write_idx<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/2.\u83b7\u53d6\u5f53\u524d\u8bfb\u53d6\u6570\u636e\u4f4d\u7f6e\u7684\u5730\u5740<\/span><br \/>\n    <span class=\"token keyword\">char<\/span> <span class=\"token operator\">*<\/span><span class=\"token function\">ReadPosition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> <span class=\"token function\">Begin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> _read_idx<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token comment\">\/\/3.\u83b7\u53d6\u7f13\u51b2\u533a\u672b\u5c3e\u7a7a\u95f2\u7a7a\u95f4\u5927\u5c0f&#8212;\u5199\u504f\u79fb\u4e4b\u540e\u7684\u7a7a\u95f2\u7a7a\u95f4  \u603b\u4f53\u7a7a\u95f4\u5927\u5c0f &#8211; \u5199\u504f\u79fb<\/span><br \/>\n    <span class=\"token keyword\">uint64_t<\/span> <span class=\"token function\">TailIdleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span> _write_idx<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token comment\">\/\/4.\u83b7\u53d6\u7f13\u51b2\u533a\u8d77\u59cb\u7a7a\u95f2\u7a7a\u95f4\u5927\u5c0f&#8212;\u8bfb\u504f\u79fb\u4e4b\u524d\u7684\u7a7a\u95f2\u7a7a\u95f4\u5927\u5c0f<\/span><br \/>\n    <span class=\"token keyword\">uint64_t<\/span> <span class=\"token function\">HeadIdleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _read_idx<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/5.\u83b7\u53d6\u53ef\u8bfb\u6570\u636e\u5927\u5c0f<\/span><br \/>\n    <span class=\"token keyword\">uint64_t<\/span> <span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _write_idx <span class=\"token operator\">&#8211;<\/span> _read_idx<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/6.\u5c06\u8bfb\u504f\u79fb\u5411\u540e\u79fb\u52a8<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">MoveReadOffset<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u5411\u540e\u79fb\u52a8\u5927\u5c0f\u5fc5\u987b\u5c0f\u4e8e\u53ef\u8bfb\u6570\u636e\u5927\u5c0f<\/span><br \/>\n        <span class=\"token function\">assert<\/span><span class=\"token punctuation\">(<\/span>len <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _read_idx <span class=\"token operator\">&#043;&#061;<\/span> len<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/7.\u5c06\u5199\u504f\u79fb\u5411\u540e\u79fb\u52a8<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">MoveWriteOffset<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u5411\u540e\u79fb\u52a8\u5927\u5c0f\u5fc5\u987b\u5c0f\u4e8e\u5f53\u524d\u540e\u8fb9\u7a7a\u95f4\u7684\u5927\u5c0f<\/span><br \/>\n        <span class=\"token function\">assert<\/span><span class=\"token punctuation\">(<\/span>len <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token function\">TailIdleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _write_idx <span class=\"token operator\">&#043;&#061;<\/span> len<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/8.\u786e\u4fdd\u53ef\u5199\u4f4d\u7f6e\u8db3\u591f&#xff08;\u8db3\u591f\u79fb\u52a8&#xff0c;\u4e0d\u591f\u6269\u5bb9&#xff09;<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">EnsureWriteSpace<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u5982\u679c\u672b\u5c3e\u7a7a\u95f2\u7a7a\u95f4\u5927\u5c0f\u8db3\u591f&#xff0c;\u76f4\u63a5\u8fd4\u56de<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>len <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token function\">TailIdleSize<\/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 keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token comment\">\/\/\u5982\u679c\u672b\u5c3e\u7a7a\u95f4\u4e0d\u591f&#xff0c;\u5224\u65ad\u52a0\u4e0a\u8d77\u59cb\u4f4d\u7f6e\u7a7a\u95f2\u7a7a\u95f4\u5927\u5c0f\u770b\u591f\u4e0d\u591f,\u591f\u4e86\u5c06\u6570\u636e\u79fb\u52a8\u5230\u8d77\u59cb\u4f4d\u7f6e<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>len <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token function\">TailIdleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token function\">HeadIdleSize<\/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 comment\">\/\/\u5c06\u6570\u636e\u79fb\u52a8\u5230\u8d77\u59cb\u4f4d\u7f6e<\/span><br \/>\n            <span class=\"token keyword\">uint64_t<\/span> rsz <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5c06\u5f53\u524d\u53ef\u8bfb\u6570\u636e\u5927\u5c0f\u5148\u4fdd\u5b58\u8d77\u6765<\/span><br \/>\n            std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">copy<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">ReadPosition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token function\">ReadPosition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> rsz<span class=\"token punctuation\">,<\/span><span class=\"token function\">Begin<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u628a\u53ef\u8bfb\u6570\u636e\u62f7\u8d1d\u5230\u8d77\u59cb\u4f4d\u7f6e<\/span><br \/>\n            _read_idx <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u5c06\u8bfb\u4f4d\u7f6e\u7f6e0<\/span><br \/>\n            _write_idx <span class=\"token operator\">&#061;<\/span> rsz<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u5c06\u5199\u4f4d\u7f6e\u7f6e\u4e3a\u53ef\u8bfb\u6570\u636e\u5927\u5c0f&#xff0c;\u56e0\u4e3a\u5f53\u524d\u7684\u53ef\u8bfb\u6570\u636e\u5927\u5c0f\u5c31\u662f\u5f53\u524d\u7684\u5199\u504f\u79fb<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">else<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/\u603b\u4f53\u7a7a\u95f4\u4e0d\u591f&#xff0c;\u5219\u9700\u8981\u6269\u5bb9<\/span><br \/>\n            <span class=\"token comment\">\/\/\u4e0d\u79fb\u52a8\u6570\u636e&#xff0c;\u76f4\u63a5\u7ed9\u5199\u504f\u79fb\u4e4b\u540e\u6269\u5bb9\u8db3\u591f\u7a7a\u95f4<\/span><br \/>\n            _buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>_write_idx <span class=\"token operator\">&#043;<\/span> len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/9.\u5199\u6570\u636e<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Write<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">void<\/span><span class=\"token operator\">*<\/span> data<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint64_t<\/span> len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/1.\u4fdd\u8bc1\u6709\u8db3\u591f\u7a7a\u95f4 2.\u62f7\u8d1d\u6570\u636e\u8fdb\u53bb<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span> <span class=\"token operator\">*<\/span>d <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span>data<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">EnsureWriteSpace<\/span><span class=\"token punctuation\">(<\/span>len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">copy<\/span><span class=\"token punctuation\">(<\/span>d<span class=\"token punctuation\">,<\/span>d<span class=\"token operator\">&#043;<\/span>len<span class=\"token punctuation\">,<\/span><span class=\"token function\">WritePosition<\/span><span class=\"token punctuation\">(<\/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 keyword\">void<\/span> <span class=\"token function\">WriteAndPush<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token operator\">*<\/span>data<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint64_t<\/span> len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">Write<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">,<\/span>len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">MoveWriteOffset<\/span><span class=\"token punctuation\">(<\/span>len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5199\u5165string\u7c7b\u578b\u7684\u6570\u636e<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">WriteString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> std<span class=\"token double-colon punctuation\">::<\/span>string <span class=\"token operator\">&amp;<\/span>data<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token function\">Write<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>data<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/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 keyword\">void<\/span> <span class=\"token function\">WriteStringAndPush<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> std<span class=\"token double-colon punctuation\">::<\/span>string <span class=\"token operator\">&amp;<\/span>data<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">Write<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>data<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">MoveWriteOffset<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/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 comment\">\/\/\u5199\u5165Buffer\u7c7b\u578b\u6570\u636e<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">WriteBuffer<\/span><span class=\"token punctuation\">(<\/span>Buffer <span class=\"token operator\">&amp;<\/span>data<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token function\">Write<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadPosition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>data<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/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 keyword\">void<\/span> <span class=\"token function\">WriteBufferAndPush<\/span><span class=\"token punctuation\">(<\/span>Buffer <span class=\"token operator\">&amp;<\/span>data<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">WriteBuffer<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">MoveWriteOffset<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/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 comment\">\/\/10.\u8bfb\u6570\u636e<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Read<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">void<\/span><span class=\"token operator\">*<\/span> buf<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint64_t<\/span> len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u83b7\u53d6\u6570\u636e\u5927\u5c0f\u5fc5\u987b\u5c0f\u4e8e\u53ef\u8bfb\u6570\u636e\u5927\u5c0f<\/span><br \/>\n        <span class=\"token function\">assert<\/span><span class=\"token punctuation\">(<\/span>len <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token function\">ReadAbleSize<\/span><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 double-colon punctuation\">::<\/span><span class=\"token function\">copy<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">ReadPosition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token function\">ReadPosition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> len<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span>buf<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5c06\u6570\u636e\u8bfb\u53d6\u5e76\u5f39\u51fa<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">ReadAndPop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">void<\/span> <span class=\"token operator\">*<\/span>buf<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint64_t<\/span> len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">Read<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">,<\/span>len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">MoveReadOffset<\/span><span class=\"token punctuation\">(<\/span>len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4ee5string\u7684\u65b9\u5f0f\u8bfb\u53d6\u6570\u636e<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>string <span class=\"token function\">ReadAsString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">assert<\/span><span class=\"token punctuation\">(<\/span>len <span class=\"token operator\">&lt;&#061;<\/span> <span class=\"token function\">ReadAbleSize<\/span><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 double-colon punctuation\">::<\/span>string str<span class=\"token punctuation\">;<\/span><br \/>\n        str<span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">Read<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>str<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span>len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> str<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4ee5string\u7684\u65b9\u5f0f\u8bfb\u53d6\u6570\u636e\u5e76\u5f39\u51fa<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>string <span class=\"token function\">ReadAsStringAndPop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span>string str <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">ReadAsString<\/span><span class=\"token punctuation\">(<\/span>len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">MoveReadOffset<\/span><span class=\"token punctuation\">(<\/span>len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> str<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u67e5\u627e\u6362\u884c\u7b26<\/span><br \/>\n    <span class=\"token keyword\">char<\/span> <span class=\"token operator\">*<\/span><span class=\"token function\">FindCRLF<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">void<\/span> <span class=\"token operator\">*<\/span>res <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">memchr<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">ReadPosition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token char\">&#039;\\\\n&#039;<\/span><span class=\"token punctuation\">,<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span>res<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u901a\u5e38\u83b7\u53d6\u4e00\u884c\u6570\u636e&#xff0c;\u8fd9\u79cd\u60c5\u51b5\u9488\u5bf9\u7684\u662fasscii\u7801\u503c<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>string <span class=\"token function\">GetLine<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">char<\/span> <span class=\"token operator\">*<\/span>pos <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">FindCRLF<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>pos <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> <span class=\"token string\">&#034;&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token comment\">\/\/\u52a01\u662f\u4e3a\u4e86\u628a\u6362\u884c\u5b57\u7b26\u4e5f\u63d0\u53d6\u51fa\u6765<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token function\">ReadAsString<\/span><span class=\"token punctuation\">(<\/span>pos <span class=\"token operator\">&#8211;<\/span> <span class=\"token function\">ReadPosition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>string <span class=\"token function\">GetLineAndPop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span>string str <span class=\"token operator\">&#061;<\/span>  <span class=\"token function\">GetLine<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">MoveReadOffset<\/span><span class=\"token punctuation\">(<\/span>str<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> str<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token comment\">\/\/11.\u6e05\u7a7a\u7f13\u51b2\u533a<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Clean<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u53ea\u9700\u8981\u5c06\u504f\u79fb\u91cf\u5f520\u5373\u53ef<\/span><br \/>\n        _read_idx <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _write_idx <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<p>\u65e5\u5fd7\u6253\u5370\u5b8f\u7684\u7f16\u5199<\/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\">INF<\/span> <span class=\"token expression\"><span class=\"token number\">0<\/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\">DBG<\/span> <span class=\"token expression\"><span class=\"token number\">1<\/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\">ERR<\/span> <span class=\"token expression\"><span class=\"token number\">2<\/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\">LOG_LEVEL<\/span> <span class=\"token expression\">INF<\/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 function\">LOG<\/span><span class=\"token expression\"><span class=\"token punctuation\">(<\/span>level<span class=\"token punctuation\">,<\/span>format<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><span class=\"token keyword\">do<\/span><span class=\"token punctuation\">{<\/span><\/span><span class=\"token punctuation\">\\\\<\/span><br \/>\n    <span class=\"token expression\"><span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>level <span class=\"token operator\">&lt;<\/span> LOG_LEVEL<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span><\/span><span class=\"token punctuation\">\\\\<\/span><br \/>\n    <span class=\"token expression\">time_t t <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">time<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/span><span class=\"token punctuation\">\\\\<\/span><br \/>\n    <span class=\"token expression\"><span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">tm<\/span> <span class=\"token operator\">*<\/span>ltm <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">localtime<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>t<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/span><span class=\"token punctuation\">\\\\<\/span><br \/>\n    <span class=\"token expression\"><span class=\"token keyword\">char<\/span> tmp<span class=\"token punctuation\">[<\/span><span class=\"token number\">32<\/span><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><\/span><span class=\"token punctuation\">\\\\<\/span><br \/>\n    <span class=\"token expression\"><span class=\"token function\">strftime<\/span><span class=\"token punctuation\">(<\/span>tmp<span class=\"token punctuation\">,<\/span><span class=\"token number\">31<\/span><span class=\"token punctuation\">,<\/span><\/span><span class=\"token string\">&#034;%H:%M:%S&#034;<\/span><span class=\"token expression\"><span class=\"token punctuation\">,<\/span>ltm<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/span><span class=\"token punctuation\">\\\\<\/span><br \/>\n    <span class=\"token expression\"><span class=\"token function\">fprintf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">stdout<\/span><span class=\"token punctuation\">,<\/span><\/span><span class=\"token string\">&#034;[%s %s:%d]&#034;<\/span> <span class=\"token expression\">format <\/span><span class=\"token string\">&#034;\\\\n&#034;<\/span><span class=\"token expression\"><span class=\"token punctuation\">,<\/span>tmp<span class=\"token punctuation\">,<\/span><span class=\"token constant\">__FILE__<\/span><span class=\"token punctuation\">,<\/span><span class=\"token constant\">__LINE__<\/span><span class=\"token punctuation\">,<\/span><\/span><span class=\"token punctuation\">##<\/span><span class=\"token expression\">__VA_ARGS__<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/span><span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token expression\"><span class=\"token punctuation\">}<\/span><span class=\"token keyword\">while<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/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 function\">INF_LOG<\/span><span class=\"token expression\"><span class=\"token punctuation\">(<\/span>format<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token function\">LOG<\/span><span class=\"token punctuation\">(<\/span>INF<span class=\"token punctuation\">,<\/span>format<span class=\"token punctuation\">,<\/span><\/span><span class=\"token punctuation\">##<\/span><span class=\"token expression\">__VA_ARGS__<span class=\"token punctuation\">)<\/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 function\">DBG_LOG<\/span><span class=\"token expression\"><span class=\"token punctuation\">(<\/span>format<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token function\">LOG<\/span><span class=\"token punctuation\">(<\/span>DBG<span class=\"token punctuation\">,<\/span>format<span class=\"token punctuation\">,<\/span><\/span><span class=\"token punctuation\">##<\/span><span class=\"token expression\">__VA_ARGS__<span class=\"token punctuation\">)<\/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 function\">ERR_LOG<\/span><span class=\"token expression\"><span class=\"token punctuation\">(<\/span>format<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token function\">LOG<\/span><span class=\"token punctuation\">(<\/span>ERR<span class=\"token punctuation\">,<\/span>format<span class=\"token punctuation\">,<\/span><\/span><span class=\"token punctuation\">##<\/span><span class=\"token expression\">__VA_ARGS__<span class=\"token punctuation\">)<\/span><\/span><\/span><\/p>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u505a\u4e86\u4e09\u5c42\u5c01\u88c5&#xff1a;<\/p>\n<p>\u2460\u5b9a\u4e49\u65e5\u5fd7\u7b49\u7ea7<\/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\">INF<\/span> <span class=\"token expression\"><span class=\"token number\">0<\/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\">DBG<\/span> <span class=\"token expression\"><span class=\"token number\">1<\/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\">ERR<\/span> <span class=\"token expression\"><span class=\"token number\">2<\/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\">LOG_LEVEL<\/span> <span class=\"token expression\">INF<\/span><\/span><\/p>\n<p>\u542b\u4e49&#xff1a;<\/p>\n<ul>\n<li>INF:\u666e\u901a\u4fe1\u606f<\/li>\n<li>DBG:\u8c03\u8bd5\u4fe1\u606f<\/li>\n<li>ERR:\u9519\u8bef\u4fe1\u606f<\/li>\n<li>LOG_LEVEL:\u5f53\u524d\u65e5\u5fd7\u8f93\u51fa\u9608\u503c<\/li>\n<\/ul>\n<p>\u2461\u6838\u5fc3\u65e5\u5fd7\u5b8f<\/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 function\">LOG<\/span><span class=\"token expression\"><span class=\"token punctuation\">(<\/span>level<span class=\"token punctuation\">,<\/span>format<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><span class=\"token keyword\">do<\/span><span class=\"token punctuation\">{<\/span><\/span><span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token expression\"><span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>level <span class=\"token operator\">&lt;<\/span> LOG_LEVEL<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span> <\/span><span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token expression\"><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span>\u6253\u5370\u65e5\u5fd7<span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span> <\/span><span class=\"token punctuation\">\\\\<\/span><br \/>\n<span class=\"token expression\"><span class=\"token punctuation\">}<\/span><span class=\"token keyword\">while<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><\/span><\/span><\/p>\n<p>\u6838\u5fc3\u4f5c\u7528&#xff1a;\u6839\u636e\u7b49\u7ea7\u51b3\u5b9a\u6253\u4e0d\u6253\u5370\u65e5\u5fd7<\/p>\n<p>\u2462\u4e8c\u6b21\u5c01\u88c5<\/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 function\">INF_LOG<\/span><span class=\"token expression\"><span class=\"token punctuation\">(<\/span>format<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><\/span><\/span><br \/>\n<span class=\"token function\">LOG<\/span><span class=\"token punctuation\">(<\/span>INF<span class=\"token punctuation\">,<\/span>format<span class=\"token punctuation\">,<\/span>##__VA_ARGS__<span class=\"token punctuation\">)<\/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 function\">DBG_LOG<\/span><span class=\"token expression\"><span class=\"token punctuation\">(<\/span>format<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><\/span><\/span><br \/>\n<span class=\"token function\">LOG<\/span><span class=\"token punctuation\">(<\/span>DBG<span class=\"token punctuation\">,<\/span>format<span class=\"token punctuation\">,<\/span>##__VA_ARGS__<span class=\"token punctuation\">)<\/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 function\">ERR_LOG<\/span><span class=\"token expression\"><span class=\"token punctuation\">(<\/span>format<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">)<\/span><\/span><\/span><br \/>\n<span class=\"token function\">LOG<\/span><span class=\"token punctuation\">(<\/span>ERR<span class=\"token punctuation\">,<\/span>format<span class=\"token punctuation\">,<\/span>##__VA_ARGS__<span class=\"token punctuation\">)<\/span><\/p>\n<p>\u603b\u7ed3&#xff1a;<\/p>\n<ul>\n<li>\u7528\u5b8f\u5b9e\u73b0\u7c7b\u4f3cprintf\u7684\u65e5\u5fd7\u63a5\u53e3<\/li>\n<li>\u7528__FILE__\u548c__LINE__\u5b9a\u4f4d\u4ee3\u7801\u4f4d\u7f6e<\/li>\n<li>\u7528LOG_LEVEL\u63a7\u5236\u65e5\u5fd7\u7684\u8f93\u51fa\u7b49\u7ea7<\/li>\n<li>\u7528\u4e8c\u6b21\u5b8f&#xff08;INF_LOG \/DBG_LOG&#xff09;\u7b80\u5316\u8c03\u7528<\/li>\n<li>\u7528 ##__VA_ARGS__\u89e3\u51b3\u7a7a\u53c2\u6570\u95ee\u9898<\/li>\n<li>\u7528do while(0)\u4fdd\u8bc1\u5b8f\u5b89\u5168<\/li>\n<\/ul>\n<hr \/>\n<h3>Socket\u6a21\u5757&#xff1a;\u5957\u63a5\u5b57\u6a21\u5757<\/h3>\n<p>Socket\u5957\u63a5\u5b57\u7c7b\u529f\u80fd\u8bbe\u8ba1<\/p>\n<p>Socket.hpp<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Socket<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _sockfd<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">Socket<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">:<\/span><span class=\"token function\">_sockfd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u901a\u8fc7\u63cf\u8ff0\u7b26\u6784\u5efasocket\u5bf9\u8c61<\/span><br \/>\n    <span class=\"token function\">Socket<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> fd<span class=\"token punctuation\">)<\/span><span class=\"token operator\">:<\/span><span class=\"token function\">_sockfd<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token operator\">~<\/span><span class=\"token function\">Socket<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token function\">Close<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> <span class=\"token function\">Fd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _sockfd<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/1.\u521b\u5efa\u5957\u63a5\u5b57<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">Creat<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/int socket(int domain,int type,int protocol)<\/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        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>sockfd <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;CREAT SOCKET FAILED!!!&#034;<\/span><span class=\"token punctuation\">)<\/span><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        _sockfd <span class=\"token operator\">&#061;<\/span> sockfd<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><br \/>\n    <span class=\"token comment\">\/\/2.\u7ed1\u5b9a\u5730\u5740\u4fe1\u606f<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">Bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> std<span class=\"token double-colon punctuation\">::<\/span>string <span class=\"token operator\">&amp;<\/span>_ip<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint64_t<\/span> port<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u7ec4\u7ec7\u4e00\u4e2aIPV4\u7684\u5730\u5740\u7ed3\u6784<\/span><br \/>\n        <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in<\/span> addr<span class=\"token punctuation\">;<\/span><br \/>\n        addr<span class=\"token punctuation\">.<\/span>sin_family <span class=\"token operator\">&#061;<\/span> AF_INET<span class=\"token punctuation\">;<\/span><br \/>\n        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        addr<span class=\"token punctuation\">.<\/span>sin_addr<span class=\"token punctuation\">.<\/span>s_addr <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">inet_addr<\/span><span class=\"token punctuation\">(<\/span>_ip<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        socklen_t len <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">\/\/int bind(int sockfd,struct sockaddr* addr,socklen_t len)<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> ret <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">bind<\/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>addr<span class=\"token punctuation\">,<\/span>len<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\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;BIND ADDRESS FAILED&#034;<\/span><span class=\"token punctuation\">)<\/span><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><br \/>\n    <span class=\"token comment\">\/\/3.\u5f00\u59cb\u76d1\u542c<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">Listen<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> backlog <span class=\"token operator\">&#061;<\/span> MAX_LISTEN<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> ret <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span>_sockfd<span class=\"token punctuation\">,<\/span>backlog<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\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;SOCKET LISTEN FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><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><br \/>\n    <span class=\"token comment\">\/\/4.\u5411\u670d\u52a1\u5668\u53d1\u8d77\u8fde\u63a5<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">Connect<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> std<span class=\"token double-colon punctuation\">::<\/span>string <span class=\"token operator\">&amp;<\/span>ip<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint64_t<\/span> port<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/int connect(int sockfd,struct sockaddr* addr,socklen_t len);<\/span><br \/>\n        <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in<\/span> addr<span class=\"token punctuation\">;<\/span><br \/>\n        addr<span class=\"token punctuation\">.<\/span>sin_family <span class=\"token operator\">&#061;<\/span> AF_INET<span class=\"token punctuation\">;<\/span><br \/>\n        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        addr<span class=\"token punctuation\">.<\/span>sin_addr<span class=\"token punctuation\">.<\/span>s_addr <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">inet_addr<\/span><span class=\"token punctuation\">(<\/span>ip<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        socklen_t len <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">int<\/span> ret <span class=\"token operator\">&#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>addr<span class=\"token punctuation\">,<\/span>len<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\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;CONNECT SERVER FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><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><br \/>\n    <span class=\"token comment\">\/\/5.\u83b7\u53d6\u65b0\u8fde\u63a5<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> <span class=\"token function\">Accept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/int accept(int sockfd,struct sockaddr* addr,socklen_t *len);<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> newfd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">accept<\/span><span class=\"token punctuation\">(<\/span>_sockfd<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">,<\/span><span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>newfd <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/ \u5904\u7406\u975e\u963b\u585e\u6a21\u5f0f\u4e0b\u7684EAGAIN\u9519\u8bef<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>errno <span class=\"token operator\">&#061;&#061;<\/span> EAGAIN <span class=\"token operator\">||<\/span> errno <span class=\"token operator\">&#061;&#061;<\/span> EINTR<span class=\"token punctuation\">)<\/span><br \/>\n            <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> <span class=\"token comment\">\/\/ \u7279\u6b8a\u8fd4\u56de\u503c&#xff0c;\u8868\u793a\u9700\u8981\u91cd\u8bd5<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;SOCKET ACCEPT FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><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><br \/>\n        <span class=\"token keyword\">return<\/span> newfd<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/6.\u63a5\u6536\u6570\u636e flag\u4e3a\u6807\u5fd7\u4f4d&#xff0c;\u8868\u793a\u975e\u963b\u585e<\/span><br \/>\n    ssize_t <span class=\"token function\">Recv<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">void<\/span><span class=\"token operator\">*<\/span> buf<span class=\"token punctuation\">,<\/span>size_t len<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span> flag <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ssize_t recv(int sockfd,void *buf,size_t len.int flage)<\/span><br \/>\n        ssize_t ret <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">recv<\/span><span class=\"token punctuation\">(<\/span>_sockfd<span class=\"token punctuation\">,<\/span>buf<span class=\"token punctuation\">,<\/span>len<span class=\"token punctuation\">,<\/span>flag<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\">&lt;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/EAGAIN\u8868\u793a\u5f53\u524dsocket\u7684\u63a5\u6536\u7f13\u51b2\u533a\u6ca1\u6709\u6570\u636e\u4e86&#xff0c;\u53ea\u8981\u5728\u975e\u963b\u585e\u7684\u60c5\u51b5\u4e0b\u624d\u6709\u8fd9\u4e2a\u9519\u8bef<\/span><br \/>\n            <span class=\"token comment\">\/\/EINTR\u8868\u793a\u5f53\u524dsocket\u7684\u963b\u585e\u7b49\u5f85&#xff0c;\u88ab\u4fe1\u53f7\u6253\u65ad\u4e86<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>errno <span class=\"token operator\">&#061;&#061;<\/span> EAGAIN <span class=\"token operator\">||<\/span> errno <span class=\"token operator\">&#061;&#061;<\/span> EINTR<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u8868\u793a\u8fd9\u6b21\u63a5\u6536\u6ca1\u6709\u63a5\u6536\u5230\u6570\u636e<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;SOCKET RECV FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><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><br \/>\n        <span class=\"token keyword\">return<\/span> ret<span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5b9e\u9645\u63a5\u6536\u5230\u7684\u6570\u636e\u957f\u5ea6<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/\u975e\u963b\u585e\u63a5\u6536<\/span><br \/>\n    ssize_t <span class=\"token function\">NonBlockRecv<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">void<\/span> <span class=\"token operator\">*<\/span>buf<span class=\"token punctuation\">,<\/span>size_t len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token function\">Recv<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">,<\/span>len<span class=\"token punctuation\">,<\/span>MSG_DONTWAIT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/MSG_DONTWAIT\u662f\u4e00\u4e2a\u975e\u963b\u585e\u6807\u5fd7&#xff0c;\u8868\u793a\u5f53\u524d\u63a5\u6536\u662f\u4e00\u4e2a\u975e\u963b\u585e<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/7.\u53d1\u9001\u6570\u636e<\/span><br \/>\n    ssize_t <span class=\"token function\">Send<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token operator\">*<\/span>buf<span class=\"token punctuation\">,<\/span>size_t len<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span> flag <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ssize_t send(int sockfd,void*data,size_t len,int flag)<\/span><br \/>\n        ssize_t ret <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">send<\/span><span class=\"token punctuation\">(<\/span>_sockfd<span class=\"token punctuation\">,<\/span>buf<span class=\"token punctuation\">,<\/span>len<span class=\"token punctuation\">,<\/span>flag<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\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/ \u5904\u7406\u975e\u963b\u585e\u6a21\u5f0f\u4e0b\u7684EAGAIN\u9519\u8bef<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>errno <span class=\"token operator\">&#061;&#061;<\/span> EAGAIN <span class=\"token operator\">||<\/span> errno <span class=\"token operator\">&#061;&#061;<\/span> EINTR<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u8868\u793a\u8fd9\u6b21\u53d1\u9001\u6ca1\u6709\u53d1\u9001\u6570\u636e<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;SOCKET SEND FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><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><br \/>\n        <span class=\"token keyword\">return<\/span> ret<span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5b9e\u9645\u53d1\u9001\u7684\u6570\u636e\u957f\u5ea6<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u975e\u963b\u585e\u53d1\u9001<\/span><br \/>\n    ssize_t <span class=\"token function\">NonBlockSend<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">void<\/span> <span class=\"token operator\">*<\/span>buf<span class=\"token punctuation\">,<\/span>size_t len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>len <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token function\">Send<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">,<\/span>len<span class=\"token punctuation\">,<\/span>MSG_DONTWAIT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/MSG_DONTWAIT\u8868\u793a\u975e\u963b\u585e\u53d1\u9001<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/8.\u5173\u95ed\u5957\u63a5\u5b57<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Close<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_sockfd <span class=\"token operator\">!&#061;<\/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><br \/>\n            <span class=\"token function\">close<\/span><span class=\"token punctuation\">(<\/span>_sockfd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            _sockfd <span class=\"token operator\">&#061;<\/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><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/9.\u521b\u5efa\u4e00\u4e2a\u670d\u52a1\u7aef\u8fde\u63a5<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">CreatServer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> port<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> std<span class=\"token double-colon punctuation\">::<\/span>string <span class=\"token operator\">&amp;<\/span>ip <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;0.0.0.0&#034;<\/span><span class=\"token punctuation\">,<\/span><span class=\"token keyword\">bool<\/span> block_flag <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/1.\u521b\u5efa\u5957\u63a5\u5b57<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">Creat<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>block_flag<span class=\"token punctuation\">)<\/span> <span class=\"token function\">NonBlock<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/2.\u7ed1\u5b9a\u5730\u5740<\/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>ip<span class=\"token punctuation\">,<\/span>port<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/3.\u5f00\u59cb\u76d1\u542c<\/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><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/4.\u8bbe\u7f6e\u975e\u963b\u585e<\/span><br \/>\n        <span class=\"token comment\">\/\/NonBlock();<\/span><br \/>\n        <span class=\"token comment\">\/\/5.\u542f\u52a8\u5730\u5740\u590d\u7528<\/span><br \/>\n        <span class=\"token function\">ReuseAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/10.\u521b\u5efa\u4e00\u4e2a\u5ba2\u6237\u7aef\u8fde\u63a5<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">CreateClient<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> port<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> std<span class=\"token double-colon punctuation\">::<\/span>string <span class=\"token operator\">&amp;<\/span>ip<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/1.\u521b\u5efa\u5957\u63a5\u5b57<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">Creat<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/2.\u8fde\u63a5\u670d\u52a1\u5668<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">Connect<\/span><span class=\"token punctuation\">(<\/span>ip<span class=\"token punctuation\">,<\/span>port<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/11.\u521b\u5efa\u5957\u63a5\u5b57\u9009\u9879&#xff0c;\u5f00\u542f\u5730\u5740\u7aef\u53e3\u590d\u7528<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">ReuseAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/int setsockopt(int fd, int level,int optname,int void* value,int vallen)<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> val <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">setsockopt<\/span><span class=\"token punctuation\">(<\/span>_sockfd<span class=\"token punctuation\">,<\/span>SOL_SOCKET<span class=\"token punctuation\">,<\/span>SO_REUSEADDR<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">void<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&amp;<\/span>val<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        val <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">setsockopt<\/span><span class=\"token punctuation\">(<\/span>_sockfd<span class=\"token punctuation\">,<\/span>SOL_SOCKET<span class=\"token punctuation\">,<\/span>SO_REUSEPORT<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">void<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&amp;<\/span>val<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/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 comment\">\/\/12.\u8bbe\u7f6e\u5957\u63a5\u5b57\u963b\u585e\u5c5e\u6027 &#8212; \u8bbe\u7f6e\u4e3a\u975e\u963b\u585e<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">NonBlock<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/int fcntl(int fd,int cmd, &#8230;\/* arg *\/);<\/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>_sockfd<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 function\">fcntl<\/span><span class=\"token punctuation\">(<\/span>_sockfd<span class=\"token punctuation\">,<\/span>F_SETFL<span class=\"token punctuation\">,<\/span>flag <span class=\"token operator\">|<\/span> O_NONBLOCK<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<h3>Channel\u6a21\u5757&#xff1a;\u4e8b\u4ef6\u7ba1\u7406\u6a21\u5757<\/h3>\n<p>Channel\u7c7b\u7684\u8bbe\u8ba1<\/p>\n<p>\u76ee\u7684&#xff1a; \u5bf9\u63cf\u8ff0\u7b26\u7684\u76d1\u63a7\u4e8b\u4ef6\u7ba1\u7406<\/p>\n<p>\u529f\u80fd&#xff1a; &#xff08;1&#xff09;\u4e8b\u4ef6\u7ba1\u7406&#xff1a;<\/p>\n<p>\u2460 \u63cf\u8ff0\u7b26\u662f\u5426\u53ef\u8bfb \u2461 \u63cf\u8ff0\u7b26\u662f\u5426\u53ef\u5199 \u2462 \u5bf9\u63cf\u8ff0\u7b26\u76d1\u63a7\u53ef\u8bfb \u2463 \u5bf9\u63cf\u8ff0\u7b26\u76d1\u63a7\u53ef\u5199 \u2464 \u89e3\u9664\u53ef\u8bfb\u4e8b\u4ef6\u76d1\u63a7 \u2465 \u89e3\u9664\u53ef\u5199\u4e8b\u4ef6\u76d1\u63a7 \u2466 \u89e3\u9664\u6240\u6709\u4e8b\u4ef6\u76d1\u63a7<\/p>\n<p>&#xff08;2&#xff09;\u4e8b\u4ef6\u89e6\u53d1\u540e\u7684\u5904\u7406\u7ba1\u7406<\/p>\n<p>\u2460 \u9700\u8981\u5904\u7406\u7684\u4e8b\u4ef6&#xff1a;\u53ef\u8bfb\u4e8b\u4ef6\u3001\u53ef\u5199\u4e8b\u4ef6\u3001\u6302\u65ad\u4e8b\u4ef6\u3001\u9519\u8bef\u4e8b\u4ef6\u3001\u4efb\u610f\u4e8b\u4ef6 \u2461 \u4e8b\u4ef6\u5904\u7406\u7684\u56de\u8c03\u51fd\u6570 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260724221135-6a63e317a6d2a.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> Channel\u7c7b\u7684\u63a5\u53e3\u5b9a\u4e49&#xff1a;<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Channel<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">uint32_t<\/span> _events<span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/\u5f53\u524d\u9700\u8981\u76d1\u63a7\u7684\u4e8b\u4ef6<\/span><br \/>\n    <span class=\"token keyword\">uint32_t<\/span> _revent<span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/\u5f53\u524d\u8fde\u63a5\u89e6\u53d1\u7684\u4e8b\u4ef6<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> EventCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    EventCallback _read_callback<span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/\u53ef\u8bfb\u4e8b\u4ef6\u89e6\u53d1\u540e\u7684\u56de\u8c03<\/span><br \/>\n    EventCallback _write_callback<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u53ef\u5199\u4e8b\u4ef6\u89e6\u53d1\u540e\u7684\u56de\u8c03<\/span><br \/>\n    EventCallback _err_callback<span class=\"token punctuation\">;<\/span>    <span class=\"token comment\">\/\/\u9519\u8bef\u4e8b\u4ef6\u89e6\u53d1\u540e\u7684\u56de\u8c03<\/span><br \/>\n    EventCallback _close_callback<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u8fde\u63a5\u65ad\u5f00\u4e8b\u4ef6\u88ab\u89e6\u53d1\u540e\u7684\u56de\u8c03<\/span><br \/>\n    EventCallback _event_callback<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u4efb\u610f\u4e8b\u4ef6\u88ab\u89e6\u53d1\u540e\u7684\u56de\u8c03<\/span><\/p>\n<p><span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">Channel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetReadCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> EventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetWrtieCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> EventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetErrorCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> EventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetCloseCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> EventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetEventCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> EventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">ReadAble<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span>       <span class=\"token comment\">\/\/\u5f53\u524d\u662f\u5426\u53ef\u8bfb<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">WriteAble<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span>      <span class=\"token comment\">\/\/\u5f53\u524d\u662f\u5426\u53ef\u5199<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">EnableRead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span>     <span class=\"token comment\">\/\/\u542f\u52a8\u8bfb\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">EnableWrite<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span>    <span class=\"token comment\">\/\/\u542f\u52a8\u5199\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">DisableRead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span>    <span class=\"token comment\">\/\/\u5173\u95ed\u8bfb\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">DisableWrtie<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span>   <span class=\"token comment\">\/\/\u5173\u95ed\u5199\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">DisableAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span>     <span class=\"token comment\">\/\/\u5173\u95ed\u6240\u6709\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Remove<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span>         <span class=\"token comment\">\/\/\u79fb\u9664\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">HandleEvent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span>    <span class=\"token comment\">\/\/\u4e8b\u4ef6\u5904\u7406,\u4e00\u65e6\u8fde\u63a5\u89e6\u53d1\u4e86\u4e8b\u4ef6&#xff0c;\u5c31\u8c03\u7528\u8fd9\u4e2a\u51fd\u6570&#xff0c;\u81ea\u5df1\u89e6\u53d1\u4e86\u4ec0\u4e48\u4e8b\u4ef6&#xff0c;\u5982\u4f55\u5904\u7406\u81ea\u5df1\u51b3\u5b9a<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>Channel\u7c7b\u7684\u63a5\u53e3\u5b9e\u73b0&#xff1a;<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Channel<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _fd<span class=\"token punctuation\">;<\/span><br \/>\n    EventLoop <span class=\"token operator\">*<\/span>_loop<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">uint32_t<\/span> _events<span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/\u5f53\u524d\u9700\u8981\u76d1\u63a7\u7684\u4e8b\u4ef6<\/span><br \/>\n    <span class=\"token keyword\">uint32_t<\/span> _revents<span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/\u5f53\u524d\u8fde\u63a5\u89e6\u53d1\u7684\u4e8b\u4ef6<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> EventCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    EventCallback _read_callback<span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/\u53ef\u8bfb\u4e8b\u4ef6\u89e6\u53d1\u540e\u7684\u56de\u8c03<\/span><br \/>\n    EventCallback _write_callback<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u53ef\u5199\u4e8b\u4ef6\u89e6\u53d1\u540e\u7684\u56de\u8c03<\/span><br \/>\n    EventCallback _error_callback<span class=\"token punctuation\">;<\/span>    <span class=\"token comment\">\/\/\u9519\u8bef\u4e8b\u4ef6\u89e6\u53d1\u540e\u7684\u56de\u8c03<\/span><br \/>\n    EventCallback _close_callback<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u8fde\u63a5\u65ad\u5f00\u4e8b\u4ef6\u88ab\u89e6\u53d1\u540e\u7684\u56de\u8c03<\/span><br \/>\n    EventCallback _event_callback<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u4efb\u610f\u4e8b\u4ef6\u88ab\u89e6\u53d1\u540e\u7684\u56de\u8c03<\/span><\/p>\n<p><span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">Channel<\/span><span class=\"token punctuation\">(<\/span>EventLoop <span class=\"token operator\">*<\/span>loop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span> fd<span class=\"token punctuation\">)<\/span><span class=\"token operator\">:<\/span><span class=\"token function\">_fd<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token function\">_events<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token function\">_revents<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token function\">_loop<\/span><span class=\"token punctuation\">(<\/span>loop<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> <span class=\"token function\">Fd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _fd<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">uint32_t<\/span> <span class=\"token function\">Events<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _events<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span>      <span class=\"token comment\">\/\/\u83b7\u53d6\u60f3\u8981\u76d1\u63a7\u7684\u4e8b\u4ef6<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetRevents<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint32_t<\/span> events<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_revents <span class=\"token operator\">&#061;<\/span> events<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span>   <span class=\"token comment\">\/\/\u83b7\u53d6\u5b9e\u9645\u5c31\u7eea\u7684\u4e8b\u4ef6<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetReadCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> EventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_read_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetWriteCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> EventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_write_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetErrorCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> EventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_error_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetCloseCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> EventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_close_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetEventCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> EventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_event_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/\u662f\u5426\u76d1\u63a7\u4e86\u53ef\u8bfb<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">ReadAble<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> _events <span class=\"token operator\">&amp;<\/span> EPOLLIN<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u662f\u5426\u76d1\u63a7\u4e86\u53ef\u5199<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">WriteAble<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> _events <span class=\"token operator\">&amp;<\/span> EPOLLOUT<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u542f\u52a8\u8bfb\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">EnableRead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> _events <span class=\"token operator\">|&#061;<\/span> EPOLLIN<span class=\"token punctuation\">;<\/span><span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u542f\u52a8\u5199\u4e8b\u4ef6\u76d1\u63a7   <\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">EnableWrite<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> _events <span class=\"token operator\">|&#061;<\/span> EPOLLOUT<span class=\"token punctuation\">;<\/span><span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5173\u95ed\u8bfb\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">DisableRead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> _events <span class=\"token operator\">&amp;&#061;<\/span> <span class=\"token operator\">~<\/span>EPOLLIN<span class=\"token punctuation\">;<\/span><span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5173\u95ed\u5199\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">DisableWrite<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_events <span class=\"token operator\">&amp;&#061;<\/span> <span class=\"token operator\">~<\/span>EPOLLOUT<span class=\"token punctuation\">;<\/span><span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5173\u95ed\u6240\u6709\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">DisableAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_events <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n     <span class=\"token comment\">\/\/\u79fb\u9664\u76d1\u63a7  <\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Remove<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4e8b\u4ef6\u5904\u7406,\u4e00\u65e6\u8fde\u63a5\u89e6\u53d1\u4e86\u4e8b\u4ef6&#xff0c;\u5c31\u8c03\u7528\u8fd9\u4e2a\u51fd\u6570&#xff0c;\u81ea\u5df1\u89e6\u53d1\u4e86\u4ec0\u4e48\u4e8b\u4ef6&#xff0c;\u5982\u4f55\u5904\u7406\u81ea\u5df1\u51b3\u5b9a<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">HandleEvent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>_revents <span class=\"token operator\">&amp;<\/span> EPOLLIN<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">(<\/span>_revents <span class=\"token operator\">&amp;<\/span> EPOLLRDHUP<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/*\u8fde\u63a5\u65ad\u5f00\u81ea\u52a8\u89e6\u53d1\u53ef\u8bfb\u4e8b\u4ef6*\/<\/span> <span class=\"token operator\">||<\/span> <span class=\"token punctuation\">(<\/span>_revents <span class=\"token operator\">&amp;<\/span> EPOLLPRI<span class=\"token punctuation\">)<\/span><span class=\"token comment\">\/*\u4f18\u5148\u5e26\u5916\u6570\u636e*\/<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_read_callback<span class=\"token punctuation\">)<\/span> <span class=\"token function\">_read_callback<\/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 keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_revents <span class=\"token operator\">&amp;<\/span> EPOLLOUT<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_write_callback<span class=\"token punctuation\">)<\/span> <span class=\"token function\">_write_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span> <span class=\"token comment\">\/\/\u6709\u53ef\u80fd\u4f1a\u91ca\u653e\u8fde\u63a5\u7684\u64cd\u4f5c&#xff0c;\u4e00\u6b21\u53ea\u5904\u7406\u4e00\u4e2a<\/span><br \/>\n        <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_revents <span class=\"token operator\">&amp;<\/span> EPOLLERR<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_error_callback<span class=\"token punctuation\">)<\/span> <span class=\"token function\">_error_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u4e00\u65e6\u51fa\u9519\u5c31\u4f1a\u91ca\u653e\u8fde\u63a5&#xff0c;\u6ca1\u5fc5\u8981\u8c03\u7528\u4efb\u610f\u56de\u8c03\u4e86&#xff0c;\u56e0\u6b64\u8981\u653e\u5230\u524d\u9762\u8c03\u7528\u4efb\u610f\u4e8b\u4ef6\u56de\u8c03<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_revents <span class=\"token operator\">&amp;<\/span> EPOLLHUP<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_close_callback<span class=\"token punctuation\">)<\/span> <span class=\"token function\">_close_callback<\/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 keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_event_callback<span class=\"token punctuation\">)<\/span> <span class=\"token function\">_event_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u653e\u5230\u4e8b\u4ef6\u5904\u7406\u5b8c\u6bd5\u540e\u8c03\u7528&#xff0c;\u5237\u65b0\u6d3b\u8dc3\u5ea6<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<h3>Poller\u6a21\u5757&#xff1a;\u63cf\u8ff0\u7b26IO\u4e8b\u4ef6\u76d1\u63a7\u6a21\u5757<\/h3>\n<p>\u610f\u4e49&#xff1a; \u901a\u8fc7epoll\u5b9e\u73b0\u5bf9\u63cf\u8ff0\u7b26\u7684IO\u4e8b\u4ef6\u76d1\u63a7<\/p>\n<p>\u529f\u80fd&#xff1a; &#xff08;1&#xff09;\u6dfb\u52a0 \/ \u4fee\u6539\u63cf\u8ff0\u7b26\u7684\u4e8b\u4ef6\u76d1\u63a7 &#xff08;\u4e0d\u5b58\u5728\u5219\u6dfb\u52a0&#xff0c;\u5b58\u5728\u5219\u66f4\u65b0&#xff09; &#xff08;2&#xff09;\u79fb\u9664\u63cf\u8ff0\u7b26\u7684\u4e8b\u4ef6\u76d1\u63a7<\/p>\n<p>\u5c01\u88c5\u601d\u60f3&#xff1a; &#xff08;1&#xff09;\u5fc5\u987b\u62e5\u6709\u4e00\u4e2aepoll\u7684\u64cd\u4f5c\u53e5\u67c4 &#xff08;2&#xff09;\u62e5\u6709\u4e00\u4e2a struct epoll_event\u7ed3\u6784\u6570\u7ec4,\u76d1\u63a7\u65f6\u4fdd\u5b58\u6240\u6709\u7684\u6d3b\u8dc3\u4e8b\u4ef6 &#xff08;3&#xff09;\u4f7f\u7528\u4e00\u4e2a\u54c8\u5e0c\u8868&#xff0c;\u7ba1\u7406\u63cf\u8ff0\u7b26\u548c\u63cf\u8ff0\u7b26\u5bf9\u5e94\u7684\u4e8b\u4ef6\u7ba1\u7406Channel\u5bf9\u8c61 \u903b\u8f91\u6d41\u7a0b&#xff1a; \u2460\u5bf9\u63cf\u8ff0\u7b26\u8fdb\u884c\u76d1\u63a7&#xff0c;\u901a\u8fc7Channel\u624d\u80fd\u77e5\u9053\u63cf\u8ff0\u7b26\u9700\u8981\u76d1\u63a7\u4ec0\u4e48\u4e8b\u4ef6 \u2461\u5f53\u63cf\u8ff0\u7b26\u5c31\u7eea\u4e86&#xff0c;\u901a\u8fc7\u63cf\u8ff0\u7b26\u5728\u54c8\u5e0c\u8868\u4e2d\u7ed9\u627e\u5230\u5bf9\u5e94\u7684Channel&#xff08;\u5f97\u5230\u4e86Channel\u624d\u80fd\u77e5\u9053\u4ec0\u4e48\u4e8b\u4ef6\u8be5\u5982\u4f55\u5904\u7406&#xff09;&#xff0c;\u5f53\u63cf\u8ff0\u7b26\u5c31\u7eea\u4e86\u8fd4\u56de\u5c31\u7eea\u63cf\u8ff0\u7b26\u5bf9\u5e94\u7684Channel<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Poller<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token keyword\">int<\/span> _epfd<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">epoll_event<\/span> _evs<span class=\"token punctuation\">[<\/span>xxx<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstd<span class=\"token double-colon punctuation\">::<\/span>unordered_map<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span>Channel<span class=\"token operator\">*<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n<span class=\"token number\">1.<\/span>\u5224\u65ad\u8981\u66f4\u65b0\u4e8b\u4ef6\u7684\u63cf\u8ff0\u7b26\u662f\u5426\u5b58\u5728<br \/>\n<span class=\"token number\">2.<\/span>\u9488\u5bf9epoll\u76f4\u63a5\u64cd\u4f5c&#xff08;\u6dfb\u52a0&#xff0c;\u4fee\u6539&#xff0c;\u79fb\u9664&#xff09;<br \/>\n<span class=\"token keyword\">public<\/span>&#xff1a;<br \/>\n<span class=\"token number\">1.<\/span>\u6dfb\u52a0\u6216\u66f4\u65b0\u63cf\u8ff0\u7b26\u6240\u76d1\u63a7\u7684\u4e8b\u4ef6<br \/>\n<span class=\"token number\">2.<\/span>\u79fb\u9664\u63cf\u8ff0\u7b26\u7684\u76d1\u63a7<br \/>\n<span class=\"token number\">3.<\/span>\u5f00\u59cb\u76d1\u63a7&#xff0c;\u83b7\u53d6\u5c31\u7eea\u7684Channel<br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>Poller\u6a21\u5757\u7c7b\u63a5\u53e3\u5b9e\u73b0&#xff1a;<\/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\">MAX_EPOLLEVENTS<\/span> <span class=\"token expression\"><span class=\"token number\">1024<\/span><\/span><\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Poller<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _epfd<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">epoll_event<\/span> _evs<span class=\"token punctuation\">[<\/span>MAX_EPOLLEVENTS<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>unordered_map<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span>Channel <span class=\"token operator\">*<\/span><span class=\"token operator\">&gt;<\/span> _channels<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5bf9epoll\u7684\u76f4\u63a5\u64cd\u4f5c<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span>Channel<span class=\"token operator\">*<\/span> channel<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span> op<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/int epoll_ctll(int epfd,int op,int fd,struct_event *event)<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> fd <span class=\"token operator\">&#061;<\/span> channel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Fd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">epoll_event<\/span> ev<span class=\"token punctuation\">;<\/span><br \/>\n        ev<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">.<\/span>fd <span class=\"token operator\">&#061;<\/span> fd<span class=\"token punctuation\">;<\/span><br \/>\n        ev<span class=\"token punctuation\">.<\/span>events <span class=\"token operator\">&#061;<\/span> channel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Events<\/span><span class=\"token punctuation\">(<\/span><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\">epoll_ctl<\/span><span class=\"token punctuation\">(<\/span>_epfd<span class=\"token punctuation\">,<\/span>op<span class=\"token punctuation\">,<\/span>fd<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>ev<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\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;EPOLLCTL FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5224\u65ad\u4e00\u4e2aChannel\u662f\u5426\u6dfb\u52a0\u4e86\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">HasChannel<\/span><span class=\"token punctuation\">(<\/span>Channel<span class=\"token operator\">*<\/span> channel<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">auto<\/span> it <span class=\"token operator\">&#061;<\/span> _channels<span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span>channel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Fd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>it <span class=\"token operator\">&#061;&#061;<\/span> _channels<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/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 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><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">Poller<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _epfd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">epoll_create<\/span><span class=\"token punctuation\">(<\/span>MAX_EPOLLEVENTS<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_epfd <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;EPOLLCREAT FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token function\">abort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u9000\u51fa\u7a0b\u5e8f<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u6dfb\u52a0\u6216\u8005\u4fee\u6539\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">UpdateEvent<\/span><span class=\"token punctuation\">(<\/span>Channel<span class=\"token operator\">*<\/span> channel<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">bool<\/span> ret <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">HasChannel<\/span><span class=\"token punctuation\">(<\/span>channel<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 boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/\u4e0d\u5b58\u5728\u5219\u6dfb\u52a0<\/span><br \/>\n            _channels<span class=\"token punctuation\">.<\/span><span class=\"token function\">insert<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">make_pair<\/span><span class=\"token punctuation\">(<\/span>channel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Fd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>channel<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span>channel<span class=\"token punctuation\">,<\/span>EPOLL_CTL_ADD<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token comment\">\/\/\u5b58\u5728\u5219\u4fee\u6539<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span>channel<span class=\"token punctuation\">,<\/span>EPOLL_CTL_MOD<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u79fb\u9664\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">RemoveEvent<\/span><span class=\"token punctuation\">(<\/span>Channel<span class=\"token operator\">*<\/span> channel<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">auto<\/span> it <span class=\"token operator\">&#061;<\/span> _channels<span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span>channel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Fd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>it <span class=\"token operator\">!&#061;<\/span> _channels<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/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            _channels<span class=\"token punctuation\">.<\/span><span class=\"token function\">erase<\/span><span class=\"token punctuation\">(<\/span>it<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span>channel<span class=\"token punctuation\">,<\/span>EPOLL_CTL_DEL<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5f00\u59cb\u76d1\u63a7&#xff0c;\u8fd4\u56de\u6d3b\u8dc3\u8fde\u63a5<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Poll<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span>vector<span class=\"token operator\">&lt;<\/span>Channel<span class=\"token operator\">*<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token operator\">*<\/span>active<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/int epoll_wait(int epfd,struct epoll_event *events,int maxevents,int timeout);<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> nfds <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">epoll_wait<\/span><span class=\"token punctuation\">(<\/span>_epfd <span class=\"token punctuation\">,<\/span>_evs<span class=\"token punctuation\">,<\/span>MAX_EPOLLEVENTS<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/-1\u8868\u793a\u963b\u585e\u5f0f\u76d1\u63a7 nfds\u8868\u793a\u5c31\u7eea\u7684\u4e8b\u4ef6\u4e2a\u6570<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>nfds <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>errno <span class=\"token operator\">&#061;&#061;<\/span> EINTR<span class=\"token punctuation\">)<\/span> <span class=\"token comment\">\/\/\u8868\u793a\u963b\u585e\u88ab\u4fe1\u53f7\u6253\u65ad\u4e86<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;EPOLL WAIT ERROR:%s\\\\n&#034;<\/span><span class=\"token punctuation\">,<\/span><span class=\"token function\">strerror<\/span><span class=\"token punctuation\">(<\/span>errno<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token function\">abort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u9000\u51fa\u7a0b\u5e8f<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <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> nfds<span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">auto<\/span> it <span class=\"token operator\">&#061;<\/span> _channels<span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span>_evs<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">.<\/span>fd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token function\">assert<\/span><span class=\"token punctuation\">(<\/span>it <span class=\"token operator\">!&#061;<\/span> _channels<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            it<span class=\"token operator\">-&gt;<\/span>second<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">SetRevents<\/span><span class=\"token punctuation\">(<\/span>_evs<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>events<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u8bbe\u7f6e\u5b9e\u9645\u5c31\u7eea\u4e8b\u4ef6<\/span><br \/>\n            active<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>it<span class=\"token operator\">-&gt;<\/span>second<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">void<\/span> <span class=\"token class-name\">Channel<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">Remove<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> _poller<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">RemoveEvent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token class-name\">Channel<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">Update<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> _poller<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">UpdateEvent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span>    <\/p>\n<hr \/>\n<p>eventfd \u4ecb\u7ecd eventfd&#xff1a;\u521b\u5efa\u4e00\u4e2a\u63cf\u8ff0\u7b26\u7528\u4e8e\u4e8b\u4ef6\u7684\u901a\u77e5<\/p>\n<p>\u533a\u5206\u4fe1\u53f7\u3002\u4fe1\u53f7\u662f\u5bf9\u8fdb\u7a0b\u8fdb\u884c\u4e8b\u4ef6\u901a\u77e5\u7684<\/p>\n<p>eventfd\u672c\u8d28\u5728\u5185\u6838\u91cc\u9762\u7ba1\u7406\u7684\u5c31\u662f\u4e00\u4e2a\u8ba1\u6570\u5668&#xff0c;\u521b\u5efaevnetfd\u5c31\u4f1a\u5728\u5185\u6838\u4e2d\u521b\u5efa\u4e00\u4e2a\u8ba1\u6570\u5668&#xff0c;\u6bcf\u5f53\u5411eventfd\u4e2d\u5199\u5165\u4e00\u4e2a\u6570\u503c\u2014\u7528\u4e8e\u8868\u793a\u4e8b\u4ef6\u901a\u77e5\u6b21\u6570&#xff0c;\u53ef\u4ee5\u4f7f\u7528read\u8fdb\u884c\u6570\u636e\u8bfb\u53d6&#xff0c;\u8bfb\u53d6\u5230\u7684\u6570\u636e\u5c31\u662f\u901a\u77e5\u7684\u6b21\u6570\u3002\u8bfb\u53d6\u4e4b\u540e&#xff0c;\u8ba1\u6570\u6e05\u96f6\u3002<\/p>\n<p>\u7528\u5904&#xff1a; \u5728EventLoop\u6a21\u5757\u5b9e\u73b0\u4e8b\u4ef6\u901a\u77e5\u529f\u80fd\u3002<\/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\/eventfd.h&gt;<\/span><\/span><br \/>\n<span class=\"token keyword\">int<\/span> <span class=\"token function\">eventfd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">unsigned<\/span> <span class=\"token keyword\">int<\/span> intval<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span> flags<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n\u529f\u80fd&#xff1a;\u521b\u5efa\u4e00\u4e2aeventfd\u5bf9\u8c61&#xff0c;\u5b9e\u73b0\u4e8b\u4ef6\u7684\u901a\u77e5<br \/>\n\u53c2\u6570&#xff1a;<br \/>\nintval<span class=\"token operator\">:<\/span>\u8ba1\u6570\u521d\u503c<br \/>\nflags&#xff1a;<br \/>\nEFD_ELOEXEC <span class=\"token operator\">&#8211;<\/span> \u7981\u6b62\u8fdb\u7a0b\u590d\u5236<br \/>\nEFD_NONBLOCK <span class=\"token operator\">&#8211;<\/span> \u542f\u52a8\u975e\u963b\u585e\u5c5e\u6027<br \/>\n\u8fd4\u56de\u503c&#xff1a;\u8fd4\u56de\u4e00\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26\u7528\u4e8e\u64cd\u4f5c<br \/>\neventfd\u4e5f\u662f\u901a\u8fc7read<span class=\"token operator\">\/<\/span>write<span class=\"token operator\">\/<\/span>close\u8fdb\u884c\u64cd\u4f5c\u7684<br \/>\n\u6ce8\u610f\u70b9&#xff1a;read<span class=\"token operator\">&amp;<\/span>write\u8fdb\u884cIO\u7684\u65f6\u5019&#xff0c;\u6570\u636e\u53ea\u80fd\u662f\u4e00\u4e2a<span class=\"token number\">8<\/span>\u5b57\u8282\u6570\u636e<\/p>\n<p>\u4f18\u70b9&#xff1a;<\/p>\n<p>&#xff08;1&#xff09;\u76f8\u6bd4\u4e8epipe\u66f4\u8f7b\u91cf&#xff1a;<\/p>\n<ul>\n<li>\u5f00\u9500\u66f4\u4f4e&#xff1a;pipe\u9700\u8981\u7ef4\u62a4\u4e24\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26\u548c\u4e00\u4e2a\u5185\u6838\u7f13\u51b2\u533a&#xff0c;\u800ceventfd\u53ea\u9700\u8981\u4e00\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26\u548c\u4e00\u4e2a\u7b80\u5355\u768464\u4f4d\u6574\u6570\u8ba1\u6570\u5668\u3002<\/li>\n<li>\u8d44\u6e90\u5360\u7528\u5c11&#xff1a;\u6bcf\u4e00\u4e2aeventfd\u53ea\u6d88\u8017\u4e00\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26&#xff0c;\u8fd9\u5728\u9700\u8981\u5927\u91cf\u901a\u77e5\u901a\u9053\u573a\u666f\u4e0b\u4f18\u52bf\u660e\u663e\u3002<\/li>\n<\/ul>\n<p>&#xff08;2&#xff09;\u539f\u5b50\u6027\u64cd\u4f5c&#xff1a;eventfd\u7684\u8bfb\u5199\u64cd\u4f5c\u90fd\u662f\u539f\u5b50\u6027\u7684&#xff0c;\u8fd9\u610f\u5473\u7740\u591a\u4e2a\u7ebf\u7a0b\u53ef\u4ee5\u5e76\u53d1\u7684\u8bfb\u5199&#xff0c;\u800c\u4e0d\u9700\u8981\u989d\u5916\u7684\u9501\u4fdd\u62a4\u3002<\/p>\n<hr \/>\n<h3>EventLoop\u6a21\u5757&#xff1a;\u4e8b\u4ef6\u76d1\u63a7\u4ee5\u53ca\u5904\u7406\u7684\u6a21\u5757<\/h3>\n<p>\u5173\u952e\u70b9&#xff1a;\u8fd9\u4e2a\u6a21\u5757\u4e0e\u7ebf\u7a0b\u662f\u4e00\u4e00\u5bf9\u5e94\u5173\u8054\u7684\u3002 \u76d1\u63a7\u4e86\u4e00\u4e2a\u8fde\u63a5&#xff0c;\u800c\u8fd9\u4e2a\u8fde\u63a5\u4e00\u65e6\u5c31\u7eea&#xff0c;\u5c31\u8981\u8fdb\u884c\u4e8b\u4ef6\u5904\u7406\u3002\u5982\u679c\u8fd9\u4e2a\u63cf\u8ff0\u7b26\u5728\u591a\u4e2a\u4e8b\u4ef6\u4e2d\u90fd\u89e6\u53d1\u4e86\u4e8b\u4ef6&#xff0c;\u8fdb\u884c\u5904\u7406&#xff0c;\u5c31\u4f1a\u5b58\u5728\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u3002\u56e0\u6b64\u6211\u4eec\u9700\u8981\u5c06\u4e00\u4e2a\u8fde\u63a5\u7684\u4e8b\u4ef6\u76d1\u63a7&#xff0c;\u4ee5\u53ca\u8fde\u63a5\u4e8b\u4ef6\u5904\u7406&#xff0c;\u4ee5\u53ca\u5176\u4ed6\u64cd\u4f5c&#xff0c;\u90fd\u653e\u5728\u540c\u4e00\u4e2a\u7ebf\u7a0b\u4e2d\u8fdb\u884c\u3002<\/p>\n<p>\u5982\u4f55\u4fdd\u8bc1\u5bf9\u4e00\u4e2a\u8fde\u63a5\u7684\u6240\u6709\u64cd\u4f5c\u90fd\u5728EventLoop\u7ebf\u7a0b\u4e2d&#xff1f; \u89e3\u51b3\u65b9\u6848&#xff1a;\u7ed9EventLoop\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u961f\u5217&#xff0c;\u5bf9\u8fde\u63a5\u7684\u6240\u6709\u64cd\u4f5c&#xff0c;\u90fd\u8fdb\u884c\u4e00\u6b21\u5c01\u88c5&#xff0c;\u5c06\u5bf9\u8fde\u63a5\u7684\u64cd\u4f5c\u5e76\u4e0d\u76f4\u63a5\u6267\u884c&#xff0c;\u800c\u662f\u5f53\u4f5c\u4efb\u52a1\u6dfb\u52a0\u5230\u4efb\u52a1\u7684\u961f\u5217\u4e2d\u3002\u8fd9\u6837\u5c31\u80fd\u4fdd\u8bc1\u5bf9\u8fde\u63a5\u7684\u6240\u6709\u64cd\u4f5c&#xff0c;\u90fd\u662f\u5728\u4e00\u4e2a\u7ebf\u7a0b\u4e2d\u6267\u884c\u7684&#xff0c;\u4e0d\u6d89\u53ca\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u3002<\/p>\n<p>\u4f46\u662f\u5bf9\u4efb\u52a1\u961f\u5217\u7684\u64cd\u4f5c\u6709\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898\u3002\u53ea\u9700\u8981\u7ed9task\u7684\u64cd\u4f5c\u52a0\u4e00\u628a\u9501\u3002 EventLoop\u5904\u7406\u6d41\u7a0b&#xff1a; \u2460\u5728\u7ebf\u7a0b\u4e2d&#xff0c;\u5bf9\u63cf\u8ff0\u7b26\u8fdb\u884c\u4e8b\u4ef6\u76d1\u63a7 \u2461\u6709\u63cf\u8ff0\u7b26\u5c31\u7eea&#xff0c;\u5219\u5bf9\u63cf\u8ff0\u7b26\u8fdb\u884c\u4e8b\u4ef6\u5904\u7406 \u2462\u6240\u6709\u7684\u5c31\u7eea\u4e8b\u4ef6\u5904\u7406\u5b8c\u4e86&#xff0c;\u8fd9\u65f6\u5019\u518d\u5c06\u4efb\u52a1\u961f\u5217\u4e2d\u7684\u4efb\u52a1\u4e00\u4e00\u6267\u884c\u3002<\/p>\n<p>\u529f\u80fd&#xff1a; &#xff08;1&#xff09;\u4e8b\u4ef6\u76d1\u63a7 \u2460\u4f7f\u7528poller\u6a21\u5757 \u2461\u6709\u4e8b\u4ef6\u5c31\u7eea\u5219\u8fdb\u884c\u4e8b\u4ef6\u5904\u7406<\/p>\n<p>&#xff08;2&#xff09;\u6267\u884c\u4efb\u52a1\u961f\u5217\u4e2d\u7684\u4efb\u52a1 \u2460\u4e00\u4e2a\u7ebf\u7a0b\u7684\u4efb\u52a1\u961f\u5217<\/p>\n<p>\u6ce8\u610f\u70b9&#xff1a;\u56e0\u4e3a\u6709\u53ef\u80fd\u56e0\u4e3a\u7b49\u5f85\u63cf\u8ff0\u7b26IO\u4e8b\u4ef6\u5c31\u7eea&#xff0c;\u5bfc\u81f4\u6267\u884c\u6d41\u7a0b\u963b\u585e&#xff0c;\u8fd9\u65f6\u5019\u4efb\u52a1\u961f\u5217\u4e2d\u7684\u4efb\u52a1\u5c06\u5f97\u4e0d\u5230\u6267\u884c\u3002 \u56e0\u6b64\u5f97\u6709\u4e00\u4e2a\u4efb\u52a1\u901a\u77e5\u7684\u4e1c\u897f&#xff0c;\u80fd\u591f\u5524\u9192\u4e8b\u4ef6\u901a\u77e5\u7684\u963b\u585e\u3002<\/p>\n<p>\u5f53\u65f6\u95f4\u5c31\u7eea&#xff0c;\u9700\u8981\u5904\u7406\u7684\u65f6\u5019&#xff0c;\u5728\u5904\u7406\u7684\u8fc7\u7a0b\u4e2d&#xff0c;\u5982\u679c\u8981\u5bf9\u8fde\u63a5\u8fdb\u884c\u67d0\u4e9b\u64cd\u4f5c&#xff0c;\u8fd9\u4e9b\u64cd\u4f5c\u90fd\u5e94\u8be5\u4fdd\u8bc1\u5728EventLoop\u5bf9\u5e94\u7684\u7ebf\u7a0b\u4e2d\u6267\u884c&#xff0c;\u4fdd\u8bc1\u5bf9\u8fde\u63a5\u7684\u5404\u9879\u64cd\u4f5c\u90fd\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u3002<\/p>\n<li>\u5982\u679c\u8981\u6267\u884c\u7684\u64cd\u4f5c\u672c\u5c31\u5728\u7ebf\u7a0b\u4e2d&#xff0c;\u5c31\u4e0d\u9700\u8981\u5c06\u64cd\u4f5c\u538b\u5165\u961f\u5217\u4e86&#xff0c;\u53ef\u4ee5\u76f4\u63a5\u6267\u884c<\/li>\n<li>\u5982\u679c\u8981\u6267\u884c\u7684\u64cd\u4f5c\u4e0d\u5728\u7ebf\u7a0b\u4e2d&#xff0c;\u624d\u9700\u8981\u52a0\u5165\u4efb\u52a1\u6c60&#xff0c;\u7b49\u5230\u4e8b\u4ef6\u5904\u7406\u5b8c\u4e86&#xff0c;\u7136\u540e\u6267\u884c\u4efb\u52a1\u3002<\/li>\n<p>EventLoop\u6a21\u5757\u4ee3\u7801\u5b9e\u73b0&#xff1a;<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">EventLoop<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">using<\/span>  Functor <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>thread<span class=\"token double-colon punctuation\">::<\/span>id _thread_id<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u7ebf\u7a0bID<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _event_fd<span class=\"token punctuation\">;<\/span>               <span class=\"token comment\">\/\/event_fd\u5524\u9192\u4e8b\u4ef6\u76d1\u63a7\u6709\u53ef\u80fd\u5bfc\u81f4\u7684\u963b\u585e<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>unique_ptr<span class=\"token operator\">&lt;<\/span>Channel<span class=\"token operator\">&gt;<\/span> _event_channel<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u5f53EventLoop\u91ca\u653e\u7684\u65f6\u5019&#xff0c;unique_ptr\u4e5f\u4f1a\u91ca\u653e<\/span><br \/>\n    Poller _poller<span class=\"token punctuation\">;<\/span>              <span class=\"token comment\">\/\/\u8fdb\u884c\u6240\u6709\u63cf\u8ff0\u7b26\u7684\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>vector<span class=\"token operator\">&lt;<\/span>Functor<span class=\"token operator\">&gt;<\/span> _tasks<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u4efb\u52a1\u6c60<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>mutex _mutex<span class=\"token punctuation\">;<\/span>            <span class=\"token comment\">\/\/\u4efb\u52a1\u6c60\u64cd\u4f5c\u7684\u7ebf\u7a0b\u5b89\u5168<\/span><br \/>\n    TimerWheel _timer_wheel<span class=\"token punctuation\">;<\/span>      <span class=\"token comment\">\/\/\u5b9a\u65f6\u5668\u6a21\u5757<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token comment\">\/\/\u6267\u884c\u4efb\u52a1\u6c60\u4e2d\u7684\u6240\u6709\u4efb\u52a1<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">RunAllTask<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span>vector<span class=\"token operator\">&lt;<\/span>Functor<span class=\"token operator\">&gt;<\/span> functor<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/\u52a0\u9501<\/span><br \/>\n            std<span class=\"token double-colon punctuation\">::<\/span>unique_lock<span class=\"token operator\">&lt;<\/span>std<span class=\"token double-colon punctuation\">::<\/span>mutex<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">_lock<\/span><span class=\"token punctuation\">(<\/span>_mutex<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u51fa\u4e86\u4f5c\u7528\u57df\u5c31\u4f1a\u88ab\u9500\u6bc1&#xff0c;\u81ea\u52a8\u89e3\u9501<\/span><br \/>\n            _tasks<span class=\"token punctuation\">.<\/span><span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>functor<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">for<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">auto<\/span> <span class=\"token operator\">&amp;<\/span>f <span class=\"token operator\">:<\/span> functor<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">f<\/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 keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">int<\/span> <span class=\"token function\">CreateEventFd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> efd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">eventfd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span>EFD_CLOEXEC <span class=\"token operator\">|<\/span> EFD_NONBLOCK<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>efd <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;CTREATE EVENTFD FAILED !&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token function\">abort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u8ba9\u7a0b\u5e8f\u5f02\u5e38\u9000\u51fa<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> efd<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">ReadEventFd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">uint64_t<\/span> res <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/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\">read<\/span><span class=\"token punctuation\">(<\/span>_event_fd<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>res<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>res<span class=\"token punctuation\">)<\/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\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/EINTR &#8211; \u8868\u793a\u88ab\u4fe1\u53f7\u6253\u65ad   EAGAIN &#8211; \u8868\u793a\u65e0\u6570\u636e\u53ef\u8bfb<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>errno <span class=\"token operator\">&#061;&#061;<\/span> EINTR <span class=\"token operator\">||<\/span> errno <span class=\"token operator\">&#061;&#061;<\/span> EAGAIN<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;READ EVENTFD FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token function\">abort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5f02\u5e38\u9000\u51fa<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">WeakUpEventFd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">uint64_t<\/span> val <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/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\">write<\/span><span class=\"token punctuation\">(<\/span>_event_fd<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>val<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>val<span class=\"token punctuation\">)<\/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\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>errno <span class=\"token operator\">&#061;&#061;<\/span> EINTR<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;WRITE EVENTFD FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token function\">abort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5f02\u5e38\u9000\u51fa<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">EventLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span><span class=\"token function\">_thread_id<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span>this_thread<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">get_id<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_event_fd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">CreateEventFd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_event_channel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token function\">Channel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span>_event_fd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_timer_wheel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u7ed9eventfd\u6dfb\u52a0\u53ef\u8bfb\u4e8b\u4ef6\u56de\u8c03\u51fd\u6570&#xff0c;\u8bfb\u53d6eventfd\u4e8b\u4ef6\u901a\u77e5\u6b21\u6570<\/span><br \/>\n        _event_channel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">SetReadCallback<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>EventLoop<span class=\"token double-colon punctuation\">::<\/span>ReadEventFd<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/\u542f\u52a8eventfd\u8bfb\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n        _event_channel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">EnableRead<\/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 comment\">\/\/\u542f\u52a8EventLoop\u6a21\u5757   \u4e09\u6b65\u8d70&#xff1a;\u4e8b\u4ef6\u76d1\u63a7 -&gt; \u5c31\u7eea\u4e8b\u4ef6\u5904\u7406 -&gt; \u6267\u884c\u4efb\u52a1<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <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><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/1.\u4e8b\u4ef6\u76d1\u63a7   <\/span><br \/>\n            std<span class=\"token double-colon punctuation\">::<\/span>vector<span class=\"token operator\">&lt;<\/span>Channel<span class=\"token operator\">*<\/span><span class=\"token operator\">&gt;<\/span> actives<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u6d3b\u8dc3\u8fde\u63a5<\/span><br \/>\n            _poller<span class=\"token punctuation\">.<\/span><span class=\"token function\">Poll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>actives<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token comment\">\/\/2.\u4e8b\u4ef6\u5904\u7406<\/span><br \/>\n            <span class=\"token keyword\">for<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">auto<\/span> <span class=\"token operator\">&amp;<\/span>channel <span class=\"token operator\">:<\/span>actives<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                channel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">HandleEvent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u8fdb\u884c\u4e8b\u4ef6\u56de\u8c03<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token comment\">\/\/3.\u4efb\u52a1\u6267\u884c<\/span><br \/>\n            <span class=\"token function\">RunAllTask<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u6267\u884c\u4efb\u52a1\u6c60\u4e2d\u7684\u4efb\u52a1<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u7528\u4e8e\u5224\u65ad\u5f53\u524d\u7ebf\u7a0b\u662f\u5426\u662fEventLoop\u5bf9\u5e94\u7684\u7ebf\u7a0b                        <\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">IsInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token punctuation\">(<\/span>_thread_id<span class=\"token comment\">\/*\u5f53\u524dEventLoop\u7684\u7ebf\u7a0bid*\/<\/span> <span class=\"token operator\">&#061;&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>this_thread<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">get_id<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/*\u83b7\u53d6\u5f53\u524d\u8fd0\u884c\u7ebf\u7a0b\u7684id*\/<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">AssertInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">assert<\/span><span class=\"token punctuation\">(<\/span>_thread_id <span class=\"token operator\">&#061;&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>this_thread<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">get_id<\/span><span class=\"token punctuation\">(<\/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 comment\">\/\/\u5224\u65ad\u5f53\u524d\u6267\u884c\u7684\u4efb\u52a1\u662f\u5426\u5728\u5f53\u524d\u7ebf\u7a0b\u4e2d&#xff0c;\u5982\u679c\u5728\u5c31\u6267\u884c&#xff0c;\u5982\u679c\u4e0d\u5728&#xff0c;\u5c31\u52a0\u5165\u5230\u4efb\u52a1\u961f\u5217\u4e2d<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">RunInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> Functor <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">IsInLoop<\/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 keyword\">return<\/span> <span class=\"token function\">cb<\/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 keyword\">return<\/span>  <span class=\"token function\">QueueInLoop<\/span><span class=\"token punctuation\">(<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5c06\u64cd\u4f5c\u538b\u5165\u4efb\u52a1\u6c60<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">QueueInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> Functor <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            std<span class=\"token double-colon punctuation\">::<\/span>unique_lock<span class=\"token operator\">&lt;<\/span>std<span class=\"token double-colon punctuation\">::<\/span>mutex<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">_lock<\/span><span class=\"token punctuation\">(<\/span>_mutex<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            _tasks<span class=\"token punctuation\">.<\/span><span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token comment\">\/\/\u5524\u9192\u6709\u53ef\u80fd\u56e0\u4e3a\u6ca1\u6709\u4e8b\u4ef6\u5c31\u7eea\u800c\u5bfc\u81f4\u7684epoll\u963b\u585e<\/span><br \/>\n        <span class=\"token comment\">\/\/\u5176\u5b9e\u5c31\u662f\u7ed9eventfd\u5199\u5165\u4e00\u4e2a\u6570\u636e&#xff0c;eventfd\u5c31\u4f1a\u89e6\u53d1\u53ef\u8bfb\u4e8b\u4ef6<\/span><br \/>\n        <span class=\"token function\">WeakUpEventFd<\/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 comment\">\/\/\u6dfb\u52a0\u6216\u4fee\u6539\u63cf\u8ff0\u7b26\u7684\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">UpdateEvent<\/span><span class=\"token punctuation\">(<\/span>Channel<span class=\"token operator\">*<\/span> channel<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> _poller<span class=\"token punctuation\">.<\/span><span class=\"token function\">UpdateEvent<\/span><span class=\"token punctuation\">(<\/span>channel<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u79fb\u9664\u63cf\u8ff0\u7b26\u7684\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">RemoveEvent<\/span><span class=\"token punctuation\">(<\/span>Channel<span class=\"token operator\">*<\/span> channel<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> _poller<span class=\"token punctuation\">.<\/span><span class=\"token function\">RemoveEvent<\/span><span class=\"token punctuation\">(<\/span>channel<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u6dfb\u52a0\u5b9a\u65f6\u4efb\u52a1             <\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">TimerAdd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint32_t<\/span> delay<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> TaskFunc <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _timer_wheel<span class=\"token punctuation\">.<\/span><span class=\"token function\">TimerAdd<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">,<\/span>delay<span class=\"token punctuation\">,<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5237\u65b0\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">TimerRefresh<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _timer_wheel<span class=\"token punctuation\">.<\/span><span class=\"token function\">TimerRefresh<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u53d6\u6d88\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">TimerCancel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _timer_wheel<span class=\"token punctuation\">.<\/span><span class=\"token function\">TimerCancel<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u662f\u5426\u6709\u67d0\u4e2a\u5b9a\u65f6\u5668\u4efb\u52a1\u7684\u6751\u5b50<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">HasTimer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _timer_wheel<span class=\"token punctuation\">.<\/span><span class=\"token function\">HasTimer<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<h3>TimerWheel\u5b9a\u65f6\u5668\u6a21\u5757<\/h3>\n<p>\u5b9a\u65f6\u5668\u6a21\u5757\u7684\u6574\u5408&#xff1a; timefd:\u5b9e\u73b0\u5185\u6838\u6bcf\u9694\u4e00\u6bb5\u65f6\u95f4&#xff0c;\u7ed9\u8fdb\u7a0b\u4e00\u6b21\u8d85\u65f6\u4e8b\u4ef6&#xff08;timefd\u53ef\u8bfb\u4e8b\u4ef6&#xff09;\u3002 timerwheel:\u5b9e\u73b0\u6bcf\u6b21\u6267\u884cRuntimetask,\u90fd\u53ef\u4ee5\u6267\u884c\u4e00\u6ce2\u5230\u671f\u7684\u5b9a\u65f6\u4efb\u52a1\u3002<\/p>\n<p>\u8981\u5b9e\u73b0\u4e00\u4e2a\u5b8c\u6574\u7684\u79d2\u7ea7\u5b9a\u65f6\u5668&#xff0c;\u5c31\u8981\u5c06\u8fd9\u4e24\u4e2a\u529f\u80fd\u6574\u5408\u5230\u4e00\u8d77\u3002 timefd\u8bbe\u7f6e\u4e3a\u6bcf\u79d2\u949f\u89e6\u53d1\u4e00\u6b21\u5b9a\u65f6\u4e8b\u4ef6&#xff0c;\u5f53\u4e8b\u4ef6\u88ab\u89e6\u53d1&#xff0c;\u5219\u8fd0\u884c\u4e00\u6b21timerwheeld\u7684Runtimetask&#xff0c;\u6267\u884c\u4e00\u4e0b\u6240\u6709\u7684\u8fc7\u671f\u5b9a\u65f6\u4efb\u52a1\u3002<\/p>\n<p>\u800ctimerfd\u7684\u4e8b\u4ef6\u76d1\u63a7\u4e0e\u89e6\u53d1&#xff0c;\u53ef\u4ee5\u878d\u5408EventLoop\u6765\u5b9e\u73b0\u3002<\/p>\n<p><span class=\"token keyword\">using<\/span> TaskFunc <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u5b9a\u65f6\u5668\u8981\u6267\u884c\u7684\u4efb\u52a1\u51fd\u6570<\/span><br \/>\n<span class=\"token keyword\">using<\/span> ReleaseFunc <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u5b9a\u65f6\u5668\u4efb\u52a1\u5bf9\u8c61<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">TimerTask<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">uint64_t<\/span> _id<span class=\"token punctuation\">;<\/span>            <span class=\"token comment\">\/\/\u5b9a\u65f6\u5668\u4efb\u52a1\u5bf9\u8c61id<\/span><br \/>\n    <span class=\"token keyword\">uint32_t<\/span> _timeout<span class=\"token punctuation\">;<\/span>       <span class=\"token comment\">\/\/\u5b9a\u65f6\u4efb\u52a1\u7684\u8d85\u65f6\u65f6\u95f4<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> _canceled<span class=\"token punctuation\">;<\/span>          <span class=\"token comment\">\/\/\u5b9a\u65f6\u5668\u4efb\u52a1\u662f\u5426\u53d6\u6d88 false-\u8868\u793a\u4e0d\u53d6\u6d88<\/span><br \/>\n    TaskFunc _task_cb<span class=\"token punctuation\">;<\/span>       <span class=\"token comment\">\/\/\u5b9a\u65f6\u5668\u8981\u6267\u884c\u7684\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n    ReleaseFunc _release<span class=\"token punctuation\">;<\/span>    <span class=\"token comment\">\/\/\u7528\u4e8e\u5220\u9664TimerWheel\u4e2d\u4fdd\u5b58\u7684\u5b9a\u65f6\u5668\u5bf9\u8c61\u4fe1\u606f&#xff0c;\u5220\u9664_timers<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">TimerTask<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint32_t<\/span> delay<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> TaskFunc <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span><span class=\"token function\">_id<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_timeout<\/span><span class=\"token punctuation\">(<\/span>delay<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_canceled<\/span><span class=\"token punctuation\">(<\/span><span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_task_cb<\/span><span class=\"token punctuation\">(<\/span>cb<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token operator\">~<\/span><span class=\"token function\">TimerTask<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u6267\u884c\u4efb\u52a1<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_canceled <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token function\">_task_cb<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">_release<\/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 keyword\">void<\/span> <span class=\"token function\">Cancel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> _canceled <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetRelease<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> ReleaseFunc <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> _release <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">uint32_t<\/span> <span class=\"token function\">DelayTime<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _timeout<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/\u65f6\u95f4\u8f6e<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">TimerWheel<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> WeakTask <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>weak_ptr<span class=\"token operator\">&lt;<\/span>TimerTask<span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> PtrTask <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>shared_ptr<span class=\"token operator\">&lt;<\/span>TimerTask<span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _tick<span class=\"token punctuation\">;<\/span>          <span class=\"token comment\">\/\/\u5f53\u524d\u7684\u79d2\u9488\u8d70\u5230\u54ea\u91cc\u91ca\u653e\u54ea\u91cc&#xff0c;\u91ca\u653e\u54ea\u91cc\u5c31\u76f8\u5f53\u4e8e\u6267\u884c\u4efb\u52a1<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _capacity<span class=\"token punctuation\">;<\/span>      <span class=\"token comment\">\/\/\u8868\u76d8\u7684\u6700\u5927\u6570\u91cf&#8212;-\u5176\u5b9e\u5c31\u662f\u6700\u5927\u7684\u5ef6\u8fdf\u65f6\u95f4<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>vector<span class=\"token operator\">&lt;<\/span>std<span class=\"token double-colon punctuation\">::<\/span>vector<span class=\"token operator\">&lt;<\/span>PtrTask<span class=\"token operator\">&gt;&gt;<\/span> _wheel<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u5b58shared_ptr(\u51b3\u5b9a\u751f\u6b7b)<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>unordered_map<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">uint64_t<\/span><span class=\"token punctuation\">,<\/span>WeakTask<span class=\"token operator\">&gt;<\/span> _timers<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u5b58weak_ptr(\u53ea\u662f\u7d22\u5f15)<\/span><\/p>\n<p>    EventLoop <span class=\"token operator\">*<\/span>_loop<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _timerfd<span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5b9a\u65f6\u5668\u63cf\u8ff0\u7b26  &#8212; \u53ef\u8bfb\u4e8b\u4ef6\u56de\u8c03\u5c31\u662f\u8bfb\u53d6\u8ba1\u6570\u5668,\u6267\u884c\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>unique_ptr<span class=\"token operator\">&lt;<\/span>Channel<span class=\"token operator\">&gt;<\/span> _timer_channel<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">RemoveTimer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">auto<\/span> it <span class=\"token operator\">&#061;<\/span> _timers<span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>it <span class=\"token operator\">!&#061;<\/span> _timers<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/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            _timers<span class=\"token punctuation\">.<\/span><span class=\"token function\">erase<\/span><span class=\"token punctuation\">(<\/span>it<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">int<\/span> <span class=\"token function\">CreateTimerFd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> timerfd <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">timerfd_create<\/span><span class=\"token punctuation\">(<\/span>CLOCK_MONOTONIC<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>timerfd <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;TIMERFD CREATE FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token function\">abort<\/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 comment\">\/\/int timefd_settime(int fd,int flags,struct itimerspec *new,struct itimerspec *old);<\/span><br \/>\n        <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">itimerspec<\/span> itime<span class=\"token punctuation\">;<\/span><br \/>\n        itime<span class=\"token punctuation\">.<\/span>it_value<span class=\"token punctuation\">.<\/span>tv_sec <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        itime<span class=\"token punctuation\">.<\/span>it_value<span class=\"token punctuation\">.<\/span>tv_nsec <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>         <span class=\"token comment\">\/\/\u7b2c\u4e00\u6b21\u7684\u8d85\u65f6\u65f6\u95f4\u4e3a1\u79d2\u540e<\/span><br \/>\n        itime<span class=\"token punctuation\">.<\/span>it_interval<span class=\"token punctuation\">.<\/span>tv_sec <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        itime<span class=\"token punctuation\">.<\/span>it_interval<span class=\"token punctuation\">.<\/span>tv_nsec <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>      <span class=\"token comment\">\/\/\u7b2c\u4e00\u6b21\u8d85\u65f6\u540e&#xff0c;\u6bcf\u6b21\u7684\u95f4\u9694\u4e3a1\u79d2<\/span><br \/>\n        <span class=\"token function\">timerfd_settime<\/span><span class=\"token punctuation\">(<\/span>timerfd<span class=\"token punctuation\">,<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>itime<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> timerfd<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> <span class=\"token function\">ReadTimerFd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">uint64_t<\/span> times<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/\u6709\u53ef\u80fd\u56e0\u4e3a\u5176\u4ed6\u63cf\u8ff0\u7b26\u7684\u4e8b\u4ef6\u5904\u7406\u4e8b\u4ef6\u6bd4\u8f83\u957f&#xff0c;\u7136\u540e\u5728\u5904\u7406\u5b9a\u65f6\u5668\u63cf\u8ff0\u7b26\u4e8b\u4ef6\u7684\u65f6\u5019&#xff0c;\u6709\u53ef\u80fd\u5c31\u8d85\u65f6\u4e86\u5f88\u591a\u6b21<\/span><br \/>\n        <span class=\"token comment\">\/\/read\u8bfb\u5230\u7684\u6570\u636etimes\u5c31\u662f\u4ece\u4e0a\u4e00\u6b21read\u4e4b\u540e\u8d85\u65f6\u7684\u6b21\u6570<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> ret <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">read<\/span><span class=\"token punctuation\">(<\/span>_timerfd<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>times<span class=\"token punctuation\">,<\/span><span class=\"token number\">8<\/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\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">ERR_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;READ TIMERFD FAILED!&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token function\">abort<\/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 keyword\">return<\/span> times<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u8fd9\u4e2a\u51fd\u6570\u5e94\u8be5\u6bcf\u79d2\u88ab\u6267\u884c\u4e00\u6b21&#xff0c;\u76f8\u5f53\u4e8e\u79d2\u9488\u5411\u540e\u8d70\u4e86\u4e00\u6b65<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">RunTimeTask<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _tick <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>_tick <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">%<\/span> _capacity<span class=\"token punctuation\">;<\/span><br \/>\n        _wheel<span class=\"token punctuation\">[<\/span>_tick<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">clear<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u6e05\u7a7a\u6307\u5b9a\u4f4d\u7f6e\u6570\u7ec4&#xff0c;\u5c31\u4f1a\u628a\u6570\u7ec4\u4e2d\u4fdd\u5b58\u7684\u6240\u6709\u7ba1\u7406\u5b9a\u65f6\u5668\u5bf9\u8c61\u7684shared_ptr\u91ca\u653e\u6389<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">OnTime<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u6839\u636e\u5b9e\u9645\u7684\u8d85\u65f6\u6b21\u6570&#xff0c;\u6267\u884c\u5bf9\u5e94\u7684\u8d85\u65f6\u4efb\u52a1<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> times <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">ReadTimerFd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <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> times<span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">RunTimeTask<\/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 punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u6dfb\u52a0\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">TimerAddInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint32_t<\/span> delay<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> TaskFunc <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        PtrTask <span class=\"token function\">pt<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token function\">TimerTask<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">,<\/span>delay<span class=\"token punctuation\">,<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u521b\u5efa\u4efb\u52a1\u5bf9\u8c61<\/span><br \/>\n        pt<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">SetRelease<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>TimerWheel<span class=\"token double-colon punctuation\">::<\/span>RemoveTimer<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u8bbe\u7f6e\u201c\u9500\u6bc1\u65f6\u6e05\u7406\u7d22\u5f15\u201d<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> pos <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>_tick <span class=\"token operator\">&#043;<\/span> delay<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">%<\/span> _capacity<span class=\"token punctuation\">;<\/span><br \/>\n        _wheel<span class=\"token punctuation\">[<\/span>pos<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>pt<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/\u5f3a\u5f15\u7528<\/span><br \/>\n        _timers<span class=\"token punctuation\">[<\/span>id<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">WeakTask<\/span><span class=\"token punctuation\">(<\/span>pt<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u5f31\u5f15\u7528<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4fee\u6539\u5b9a\u65f6\u4efb\u52a1(\u5237\u65b0&#xff0c;\u5ef6\u65f6\u5b9a\u65f6\u4efb\u52a1)<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">TimerRefreshInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u901a\u8fc7\u4fdd\u5b58\u7684\u5b9a\u65f6\u5668\u5bf9\u8c61\u7684weak_ptr\u6784\u9020\u4e00\u4e2ashard_ptr\u51fa\u6765&#xff0c;\u6dfb\u52a0\u5230\u8f6e\u5b50\u4e2d<\/span><br \/>\n        <span class=\"token keyword\">auto<\/span> it <span class=\"token operator\">&#061;<\/span> _timers<span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>it <span class=\"token operator\">&#061;&#061;<\/span> _timers<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/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 keyword\">return<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u6ca1\u627e\u5230\u5b9a\u65f6\u4efb\u52a1&#xff0c;\u6ca1\u6cd5\u5237\u65b0&#xff0c;\u6ca1\u6cd5\u5ef6\u8fdf<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        PtrTask pt <span class=\"token operator\">&#061;<\/span> it<span class=\"token operator\">-&gt;<\/span>second<span class=\"token punctuation\">.<\/span><span class=\"token function\">lock<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\/lock\u83b7\u53d6weak_ptr\u7ba1\u7406\u7684\u5bf9\u8c61\u5bf9\u5e94\u7684shared_ptr,\u628aweak_ptr\u8f6c\u53d8\u4e3ashared_ptr<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>pt<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> delay <span class=\"token operator\">&#061;<\/span> pt<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">DelayTime<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> pos <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>_tick <span class=\"token operator\">&#043;<\/span> delay<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">%<\/span> _capacity<span class=\"token punctuation\">;<\/span><br \/>\n        _wheel<span class=\"token punctuation\">[<\/span>pos<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>pt<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u53d6\u6d88\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n     <span class=\"token keyword\">void<\/span> <span class=\"token function\">TimerCancelInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint32_t<\/span> id<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">auto<\/span> it <span class=\"token operator\">&#061;<\/span> _timers<span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>it <span class=\"token operator\">&#061;&#061;<\/span> _timers<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/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 keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        PtrTask pt <span class=\"token operator\">&#061;<\/span> it<span class=\"token operator\">-&gt;<\/span>second<span class=\"token punctuation\">.<\/span><span class=\"token function\">lock<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>pt<span class=\"token punctuation\">)<\/span> pt<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Cancel<\/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 keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">TimerWheel<\/span><span class=\"token punctuation\">(<\/span>EventLoop <span class=\"token operator\">*<\/span>loop<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span><span class=\"token function\">_capacity<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">60<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_tick<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_wheel<\/span><span class=\"token punctuation\">(<\/span>_capacity<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_loop<\/span><span class=\"token punctuation\">(<\/span>loop<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_timerfd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">CreateTimerFd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_timer_channel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token function\">Channel<\/span><span class=\"token punctuation\">(<\/span>_loop<span class=\"token punctuation\">,<\/span>_timerfd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _timer_channel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">SetReadCallback<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>TimerWheel<span class=\"token double-colon punctuation\">::<\/span>OnTime<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _timer_channel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">EnableRead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u542f\u52a8\u8bfb\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/*\u5b9a\u65f6\u5668\u4e2d\u6709\u4e2a_timers\u6210\u5458&#xff0c;\u5b9a\u65f6\u5668\u4fe1\u606f\u7684\u64cd\u4f5c\u6709\u53ef\u80fd\u5728\u591a\u4e2a\u7ebf\u7a0b\u4e2d\u8fdb\u884c&#xff0c;\u56e0\u6b64\u9700\u8981\u8003\u8651\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898*\/<\/span><br \/>\n    <span class=\"token comment\">\/*\u4e0d\u60f3\u52a0\u9501&#xff0c;\u90a3\u5c31\u628a\u5bf9\u5b9a\u65f6\u5668\u7684\u6240\u6709\u64cd\u4f5c\u90fd\u653e\u5728\u4e00\u4e2a\u7ebf\u7a0b\u4e2d\u8fdb\u884c*\/<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">TimerAdd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint32_t<\/span> delay<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> TaskFunc <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4fee\u6539\u5b9a\u65f6\u4efb\u52a1(\u5237\u65b0&#xff0c;\u5ef6\u65f6\u5b9a\u65f6\u4efb\u52a1)<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">TimerRefresh<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/\u53d6\u6d88\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">TimerCancel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint32_t<\/span> id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/*\u8fd9\u4e2a\u63a5\u53e3\u5b58\u5728\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898 &#8212; \u8fd9\u4e2a\u63a5\u53e3\u5b9e\u9645\u4e0a\u4e0d\u80fd\u88ab\u5916\u754c\u4f7f\u7528\u8005\u8c03\u7528&#xff0c;\u53ea\u80fd\u5728\u6a21\u5757\u5185&#xff0c;\u5728\u5bf9\u5e94\u7684EventLoop\u7ebf\u7a0b\u5185\u6267\u884c*\/<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">HasTimer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint64_t<\/span> id<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">auto<\/span> it <span class=\"token operator\">&#061;<\/span> _timers<span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>it <span class=\"token operator\">&#061;&#061;<\/span> _timers<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/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 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><br \/>\n    <span class=\"token operator\">~<\/span><span class=\"token function\">TimerWheel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u9047\u5230\u7684\u95ee\u9898&#xff1a; \u5b9a\u4e49\u53d8\u91cf\u7684\u65f6\u5019 &#xff0c;\u628a_wheel\u5b9a\u4e49\u5728\u4e86_capacity\u7684\u524d\u9762\u4e86&#xff0c;\u5bfc\u81f4\u4e86\u540e\u9762\u521d\u59cb\u5316_wheel&#xff08;_capacity)\u7684\u65f6\u5019_capacity\u8fd8\u6ca1\u6709\u6ca1\u521d\u59cb\u5316\u3002\u5bfc\u81f4\u7684\u62a5\u9519\u3002<\/p>\n<p>\u7528gdb\u8fdb\u884c\u8c03\u8bd5 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260724221135-6a63e317e4618.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<hr \/>\n<h3>Connection\u6a21\u5757:\u5bf9\u901a\u4fe1\u8fde\u63a5\u8fdb\u884c\u6574\u4f53\u7ba1\u7406\u7684\u6a21\u5757<\/h3>\n<p>Connection\u6a21\u5757\u662f\u5bf9\u4e8e\u901a\u4fe1\u8fde\u63a5\u8fdb\u884c\u6574\u4f53\u7ba1\u7406\u7684\u6a21\u5757&#xff0c;\u5bf9\u901a\u4fe1\u8fde\u63a5\u7684\u6240\u6709\u64cd\u4f5c\u90fd\u662f\u901a\u8fc7\u8fd9\u4e48\u6a21\u5757\u7684\u529f\u80fd\u5b9e\u73b0\u7684\u3002<\/p>\n<p>\u7ba1\u7406&#xff1a; &#xff08;1&#xff09;\u5957\u63a5\u5b57\u7684\u7ba1\u7406&#xff0c;\u80fd\u591f\u8fdb\u884c\u5957\u63a5\u5b57\u7684\u64cd\u4f5c\u3002 &#xff08;2&#xff09;\u8fde\u63a5\u4e8b\u4ef6\u7684\u7ba1\u7406&#xff0c;\u53ef\u8bfb&#xff0c;\u53ef\u5199&#xff0c;\u9519\u8bef&#xff0c;\u5173\u95ed&#xff0c;\u4efb\u610f\u3002 &#xff08;3&#xff09;\u7f13\u51b2\u533a\u7684\u7ba1\u7406&#xff0c;\u4fbf\u4e8eSocket\u6570\u636e\u7684\u63a5\u6536\u548c\u53d1\u9001\u3002 &#xff08;4&#xff09;\u534f\u8bae\u4e0a\u4e0b\u6587\u7684\u7ba1\u7406&#xff0c;\u8bb0\u5f55\u8bf7\u6c42\u6570\u636e\u7684\u5904\u7406\u8fc7\u7a0b\u3002 &#xff08;5&#xff09;\u56de\u8c03\u51fd\u6570\u7684\u7ba1\u7406<\/p>\n<ul>\n<li>\u56e0\u4e3a\u8fde\u63a5\u63a5\u6536\u5230\u6570\u636e\u4e4b\u540e\u5982\u4f55\u5904\u7406\u9700\u8981\u7531\u7528\u6237\u51b3\u5b9a&#xff0c;\u56e0\u6b64\u5fc5\u987b\u6709\u4e1a\u52a1\u5904\u7406\u56de\u8c03\u51fd\u6570\u3002<\/li>\n<li>\u4e00\u4e2a\u8fde\u63a5\u5efa\u7acb\u6210\u529f\u4e4b\u540e&#xff0c;\u8be5\u5982\u4f55\u5904\u7406&#xff0c;\u8981\u7531\u7528\u6237\u51b3\u5b9a&#xff0c;\u56e0\u6b64\u8981\u5fc5\u987b\u6709\u8fde\u63a5\u5efa\u7acb\u6210\u529f\u7684\u56de\u8c03\u51fd\u6570<\/li>\n<li>\u4e00\u4e2a\u8fde\u63a5\u5efa\u7acb\u5173\u95ed\u524d&#xff0c;\u8be5\u5982\u4f55\u5904\u7406&#xff0c;\u7531\u7528\u6237\u51b3\u5b9a&#xff0c;\u56e0\u6b64\u8981\u6709\u5173\u95ed\u8fde\u63a5\u7684\u56de\u8c03\u51fd\u6570\u3002 \u4efb\u610f\u4e8b\u4ef6\u7684\u4ea7\u751f&#xff0c;\u6709\u6ca1\u6709\u67d0\u4e9b\u5904\u7406&#xff0c;\u7531\u7528\u6237\u51b3\u5b9a&#xff0c;\u56e0\u6b64\u4e5f\u8981\u7531\u4efb\u610f\u4e8b\u4ef6\u7684\u56de\u8c03\u51fd\u6570<\/li>\n<\/ul>\n<p>\u529f\u80fd&#xff1a; &#xff08;1&#xff09;\u53d1\u9001\u6570\u636e \u2014 \u7ed9\u7528\u6237\u63d0\u4f9b\u7684\u6570\u636e\u53d1\u9001\u63a5\u53e3&#xff0c;\u5e76\u4e0d\u662f\u771f\u6b63\u7684\u53d1\u9001\u6570\u636e\u63a5\u53e3&#xff0c;\u800c\u662f\u628a\u6570\u636e\u653e\u5230\u53d1\u9001\u7f13\u51b2\u533a&#xff0c;\u542f\u52a8\u5199\u4e8b\u4ef6\u76d1\u63a7\u3002 &#xff08;2&#xff09;\u5173\u95ed\u8fde\u63a5 \u2014 \u63d0\u4f9b\u7ed9\u7528\u6237&#xff0c;\u5e76\u4e0d\u662f\u771f\u6b63\u7684\u5173\u95ed\u63a5\u53e3&#xff0c;\u56e0\u8be5\u5728\u5b9e\u9645\u91ca\u653e\u8fde\u63a5\u4e4b\u524d&#xff0c;\u770b\u4e00\u770b\u8f93\u5165\u8f93\u51fa\u7f13\u51b2\u533a\u6709\u6ca1\u6709\u6570\u636e\u8981\u5904\u7406\u3002 &#xff08;3&#xff09;\u542f\u52a8\u975e\u6d3b\u8dc3\u8fde\u63a5\u7684\u8d85\u65f6\u9500\u6bc1\u529f\u80fd\u3002 &#xff08;4&#xff09;\u53d6\u6d88\u7ed9\u975e\u8dc3\u8fde\u63a5\u7684\u8d85\u65f6\u9500\u6bc1\u529f\u80fd\u3002 &#xff08;5&#xff09;\u534f\u8bae\u5207\u6362&#xff0c;\u4e00\u4e2a\u8fde\u63a5&#xff0c;\u63a5\u6536\u6570\u636e\u4e4b\u540e&#xff0c;\u5982\u4f55\u8fdb\u884c\u4e1a\u52a1\u5904\u7406&#xff0c;\u53d6\u51b3\u4e8e\u4e0a\u4e0b\u6587&#xff0c;\u4ee5\u53ca\u6570\u636e\u7684\u4e1a\u52a1\u5904\u7406\u56de\u8c03\u51fd\u6570\u3002<\/p>\n<p>Connection\u6a21\u5757\u662f\u8fde\u63a5\u7684\u7ba1\u7406\u6a21\u5757&#xff0c;\u5bf9\u8fde\u63a5\u7684\u6240\u6709\u64cd\u4f5c\u90fd\u662f\u901a\u8fc7\u8fd9\u4e2a\u6a21\u5757\u5b8c\u6210\u7684\u3002 \u573a\u666f&#xff1a;\u5bf9\u8fde\u63a5\u64cd\u4f5c\u7684\u65f6\u5019&#xff0c;\u4f46\u662f\u8fde\u63a5\u5df2\u7ecf\u91ca\u653e&#xff0c;\u5bfc\u81f4\u5185\u5b58\u8bbf\u95ee\u9519\u8bef&#xff0c;\u6700\u7ec8\u670d\u52a1\u5668\u5d29\u6e83\u3002 \u89e3\u51b3\u65b9\u6848&#xff1a;\u4f7f\u7528\u667a\u80fd\u6307\u9488shared_ptr&#xff0c;\u5bf9Connection\u5bf9\u8c61\u6765\u8fdb\u884c\u7ba1\u7406,\u53ea\u8981\u4efb\u610f\u4e00\u4e2a\u4f7f\u7528Connection\u7684\u5730\u65b9&#xff0c;\u90fd\u4fdd\u5b58\u4e86\u4e00\u4efdshared_ptr,\u5176\u4ed6\u5730\u65b9\u5c31\u7b97\u662f\u91ca\u653e\u4e86shared_ptr\u4e5f\u6ca1\u5173\u7cfb&#xff0c;\u56e0\u4e3a\u8ba1\u6570\u4e0d\u4e3a0&#xff0c;\u4e0d\u4f1a\u5bfc\u81f4Connetion\u7684\u5b9e\u9645\u91ca\u653e\u3002<\/p>\n<p>\u4ee3\u7801\u5b9e\u73b0&#xff1a;<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Connection<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/DISCONECTED-\u8fde\u63a5\u5173\u95ed\u72b6\u6001 CONNECTING-\u8fde\u63a5\u5efa\u7acb\u6210\u529f-\u5f85\u5904\u7406\u72b6\u6001  <\/span><br \/>\n<span class=\"token comment\">\/\/CONNECTED-\u8fde\u63a5\u5efa\u7acb\u5b8c\u6210&#xff0c;\u5404\u79cd\u8bbe\u7f6e\u5df2\u8bbe\u7f6e&#xff0c;\u53ef\u4ee5\u901a\u4fe1\u7684\u72b6\u6001<\/span><br \/>\n<span class=\"token comment\">\/\/DISCONNECTING-\u5f85\u5173\u95ed\u72b6\u6001<\/span><br \/>\n<span class=\"token keyword\">typedef<\/span> <span class=\"token keyword\">enum<\/span><span class=\"token punctuation\">{<\/span> DISCONNECTED<span class=\"token punctuation\">,<\/span>CONNECTING<span class=\"token punctuation\">,<\/span>CONNECTED<span class=\"token punctuation\">,<\/span>DISCONNECTING<span class=\"token punctuation\">}<\/span>Connstatu<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">using<\/span> PtrConnection <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>shared_ptr<span class=\"token operator\">&lt;<\/span>Connection<span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Connection<\/span> <span class=\"token operator\">:<\/span> <span class=\"token base-clause\"><span class=\"token keyword\">public<\/span> std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token class-name\">enable_shared_from_this<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token class-name\">Connection<\/span><span class=\"token operator\">&gt;<\/span><\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">uint64_t<\/span> _conn_id<span class=\"token punctuation\">;<\/span>      <span class=\"token comment\">\/\/\u8fde\u63a5\u7684\u552f\u4e00id&#xff0c;\u4fbf\u4e8e\u8fde\u63a5\u7684\u7ba1\u7406\u548c\u67e5\u627e<\/span><br \/>\n    <span class=\"token comment\">\/\/uint64_t _time_id;      \/\/\u5b9a\u65f6\u5668ID,\u5fc5\u987b\u662f\u552f\u4e00\u7684&#xff0c;\u8fd9\u4e00\u5757\u4e3a\u4e86\u7b80\u5316\u64cd\u4f5c&#xff0c;\u6211\u4eec\u5c06_conn_id,\u4f5c\u4e3a\u6211\u4eec\u7684\u5b9a\u65f6\u5668id<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _sockfd<span class=\"token punctuation\">;<\/span>            <span class=\"token comment\">\/\/\u8fde\u63a5\u5173\u8054\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> _enable_inactive_release<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u8fde\u63a5\u662f\u5426\u542f\u52a8\u975e\u6d3b\u8dc3\u8fde\u63a5\u9500\u6bc1\u7684\u5224\u65ad\u6807\u5fd7&#xff0c;\u9ed8\u8ba4\u4e3afalse<\/span><br \/>\n    EventLoop <span class=\"token operator\">*<\/span>_loop<span class=\"token punctuation\">;<\/span>       <span class=\"token comment\">\/\/\u8fde\u63a5\u6240\u5173\u8054\u7684EventLoop<\/span><br \/>\n    Connstatu _statu<span class=\"token punctuation\">;<\/span><br \/>\n    Socket _socket<span class=\"token punctuation\">;<\/span>         <span class=\"token comment\">\/\/\u5957\u63a5\u5b57\u64cd\u4f5c\u7ba1\u7406<\/span><br \/>\n    Channel _channel<span class=\"token punctuation\">;<\/span>       <span class=\"token comment\">\/\/\u8fde\u63a5\u7684\u4e8b\u4ef6\u7ba1\u7406<\/span><br \/>\n    Buffer _in_buffer<span class=\"token punctuation\">;<\/span>      <span class=\"token comment\">\/\/\u8f93\u5165\u7f13\u51b2\u533a &#8211; \u5b58\u653e\u4ecesocket\u4e2d\u8bfb\u53d6\u7684\u6570\u636e<\/span><br \/>\n    Buffer _out_buffer<span class=\"token punctuation\">;<\/span>     <span class=\"token comment\">\/\/\u8f93\u51fa\u7f13\u51b2\u533a &#8211; \u5b58\u653e\u8981\u53d1\u9001\u7ed9\u5bf9\u7aef\u7684\u6570\u636e<\/span><br \/>\n    Any _context<span class=\"token punctuation\">;<\/span>           <span class=\"token comment\">\/\/\u8bf7\u6c42\u7684\u63a5\u6536\u5904\u7406\u4e0a\u4e0b\u6587<\/span><\/p>\n<p>    <span class=\"token comment\">\/*\u8fd9\u56db\u4e2a\u56de\u8c03\u51fd\u6570\u662f\u8ba9\u670d\u52a1\u5668\u6a21\u5757\u8bbe\u7f6e\u7684&#xff08;\u5176\u5b9e\u670d\u52a1\u5668\u7684\u5904\u7406\u56de\u8c03\u4e5f\u662f\u7ec4\u5efa\u7684\u4f7f\u7528\u8005\u6765\u8bbe\u7f6e\u7684&#xff09;*\/<\/span><br \/>\n    <span class=\"token comment\">\/*\u6362\u53e5\u8bdd\u8bf4&#xff0c;\u8fd9\u51e0\u4e2a\u56de\u8c03\u90fd\u662f\u6211\u4eec\u7684\u7ec4\u4ef6\u4f7f\u7528\u8005\u4f7f\u7528\u7684*\/<\/span><br \/>\n    <span class=\"token comment\">\/\/\u8fde\u63a5\u6210\u529f\u7684\u56de\u8c03<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> ConnectedCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> PtrConnection<span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4e1a\u52a1\u5904\u7406\u7684\u56de\u8c03<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> MessageCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> PtrConnection<span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">,<\/span>Buffer <span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u5bf9\u7f13\u51b2\u533a\u7684\u6570\u636e\u8fdb\u884c\u4e1a\u52a1\u5904\u7406<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5173\u95ed\u9636\u6bb5\u7684\u5904\u7406\u56de\u8c03<\/span><br \/>\n    <span class=\"token keyword\">using<\/span>  ClosedCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> PtrConnection<span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4efb\u610f\u4e8b\u4ef6\u89e6\u53d1\u7684\u56de\u8c03<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> AnyEventCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> PtrConnection<span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    ConnectedCallback _connected_callback<span class=\"token punctuation\">;<\/span><br \/>\n    MessageCallback _message_callback<span class=\"token punctuation\">;<\/span><br \/>\n    ClosedCallback _closed_callback<span class=\"token punctuation\">;<\/span><br \/>\n    AnyEventCallback _event_callback<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/*\u7ec4\u4ef6\u5185\u7684\u8fde\u63a5\u5173\u95ed\u56de\u8c03 &#8212; \u7ec4\u4ef6\u5185\u8bbe\u7f6e\u7684&#xff0c;\u670d\u52a1\u5668\u7ec4\u4ef6\u5185\u4f1a\u628a\u6240\u6709\u7684\u8fde\u63a5\u7ba1\u7406\u8d77\u6765&#xff0c;\u4e00\u65e6\u67d0\u4e2a\u8fde\u63a5\u8981\u5173\u95ed&#xff0c;\u5c31\u5e94\u8be5\u4ece\u7ba1\u7406\u7684\u5730\u65b9\u79fb\u9664\u81ea\u5df1\u7684\u4fe1\u606f*\/<\/span><br \/>\n    ClosedCallback _server_closed_callback<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token comment\">\/*\u4e94\u4e2aChannel\u7684\u4e8b\u4ef6\u56de\u8c03\u51fd\u6570*\/<\/span><br \/>\n    <span class=\"token comment\">\/\/\u63cf\u8ff0\u7b26\u89e6\u53d1\u53ef\u8bfb\u4e8b\u4ef6\u540e\u56de\u8c03\u7684\u51fd\u6570&#xff0c;\u63a5\u6536socket\u6570\u636e\u653e\u5230\u63a5\u6536\u7f13\u51b2\u533a\u4e2d&#xff0c;\u7136\u540e\u8c03\u7528_message_callback\u8fdb\u884c\u4e1a\u52a1\u5904\u7406<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">HandleRead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/1.\u63a5\u6536Socket\u7684\u6570\u636e&#xff0c;\u653e\u5230\u7f13\u51b2\u533a<\/span><br \/>\n        <span class=\"token keyword\">char<\/span> buf<span class=\"token punctuation\">[<\/span><span class=\"token number\">65536<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        ssize_t ret <span class=\"token operator\">&#061;<\/span> _socket<span class=\"token punctuation\">.<\/span><span class=\"token function\">NonBlockRecv<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">,<\/span><span class=\"token number\">65535<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u975e\u963b\u585e\u63a5\u6536<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>ret <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/\u51fa\u9519\u4e86&#xff0c;\u4e0d\u80fd\u76f4\u63a5\u5173\u95ed<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> <span class=\"token function\">ShutdownInLoop<\/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 comment\">\/\/rett &#061;&#061; 0,\u8868\u793a\u6ca1\u6709\u8bfb\u5230\u6570\u636e&#xff0c;\u5e76\u4e0d\u662f\u8fde\u63a5\u65ad\u5f00\u4e86&#xff0c;\u8fde\u63a5\u65ad\u5f00\u8fd4\u56de\u7684\u662f-1<\/span><br \/>\n        <span class=\"token comment\">\/\/\u5c06\u6570\u636e\u653e\u5165\u8f93\u5165\u7f13\u51b2\u533a&#xff0c;\u5199\u5165\u4e4b\u540e&#xff0c;\u5c06\u5199\u504f\u79fb\u5411\u540e\u79fb\u52a8<\/span><br \/>\n        _in_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">WriteAndPush<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">,<\/span>ret<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/2.\u8c03\u7528message_callback\u8fdb\u884c\u4e1a\u52a1\u5904\u7406<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_in_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/shared_from_this() &#8211; \u4ece\u5f53\u524d\u5bf9\u8c61\u81ea\u8eab\u83b7\u53d6\u81ea\u8eab\u7684shared_ptr\u7ba1\u7406\u5bf9\u8c61<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> <span class=\"token function\">_message_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">shared_from_this<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>_in_buffer<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u63cf\u8ff0\u7b26\u89e6\u53d1\u53ef\u5199\u4e8b\u4ef6\u540e\u7684\u56de\u8c03\u51fd\u6570&#xff0c;\u5c06\u53d1\u9001\u7f13\u51b2\u533a\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u53d1\u9001        <\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">HandleWrite<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/_out_buffer\u4e2d\u4fdd\u5b58\u7684\u6570\u636e&#xff0c;\u5c31\u662f\u8981\u53d1\u9001\u7684\u6570\u636e<\/span><br \/>\n        ssize_t ret <span class=\"token operator\">&#061;<\/span> _socket<span class=\"token punctuation\">.<\/span><span class=\"token function\">NonBlockSend<\/span><span class=\"token punctuation\">(<\/span>_out_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadPosition<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>_out_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/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\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token comment\">\/\/\u53d1\u9001\u9519\u8bef\u5c31\u5e94\u8be5\u5173\u95ed\u8fde\u63a5\u4e86&#xff0c;\u4f46\u8fd9\u65f6\u5019\u9700\u8981\u68c0\u67e5\u4e00\u4e0b\u63a5\u6536\u7f13\u51b2\u533a\u4e2d\u6709\u6ca1\u6709\u6570\u636e\u8981\u5904\u7406<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_in_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token function\">_message_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">shared_from_this<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>_in_buffer<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> <span class=\"token function\">Release<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5b9e\u9645\u7684\u5173\u95ed\u91ca\u653e\u64cd\u4f5c<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        _out_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">MoveReadOffset<\/span><span class=\"token punctuation\">(<\/span>ret<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_out_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">DisableWrite<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u6ca1\u6709\u6570\u636e\u53d1\u9001\u4e86&#xff0c;\u5173\u95ed\u5199\u4e8b\u4ef6\u76d1\u63a7\u00b7<\/span><br \/>\n            <span class=\"token comment\">\/\/\u5982\u679c\u5f53\u524d\u662f\u8fde\u63a5\u5f85\u5173\u95ed\u72b6\u6001&#xff0c;\u6709\u6570\u636e\u5219\u53d1\u9001\u53d1\u9001\u5b8c\u6570\u636e\u5173\u95ed\u8fde\u63a5&#xff0c;\u6ca1\u6709\u6570\u636e\u5219\u76f4\u63a5\u91ca\u653e<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_statu <span class=\"token operator\">&#061;&#061;<\/span> DISCONNECTING<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token keyword\">return<\/span> <span class=\"token function\">Release<\/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 punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u63cf\u8ff0\u7b26\u89e6\u53d1\u6302\u65ad\u4e8b\u4ef6\u7684\u56de\u8c03\u51fd\u6570<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">HandleClose<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/*\u4e00\u65e6\u8fde\u63a5\u6302\u65ad\u4e86&#xff0c;\u5957\u63a5\u5b57\u4ec0\u4e48\u90fd\u5e72\u4e0d\u4e86&#xff0c;\u56e0\u6b64\u6709\u6570\u636e\u5f85\u5904\u7406\u5c31\u5904\u7406\u4e00\u4e0b&#xff0c;\u5b8c\u6bd5\u5173\u95ed\u8fde\u63a5*\/<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_in_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">_message_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">shared_from_this<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>_in_buffer<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token function\">Release<\/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 comment\">\/\/\u63cf\u8ff0\u7b26\u89e6\u53d1\u51fa\u9519\u4e8b\u4ef6<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">HandleError<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token function\">HandleClose<\/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 comment\">\/\/\u63cf\u8ff0\u7b26\u89e6\u53d1\u4efb\u610f\u4e8b\u4ef6  1.\u5237\u65b0\u8fde\u63a5\u7684\u6d3b\u8dc3\u5ea6-\u5ef6\u8fdf\u5b9a\u65f6\u9500\u6bc1\u4efb\u52a1 2.\u8c03\u7528\u7ec4\u4ef6\u4f7f\u7528\u8005\u7684\u4efb\u610f\u4e8b\u4ef6\u56de\u8c03<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">HandleEvent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_enable_inactive_release <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">TimerRefresh<\/span><span class=\"token punctuation\">(<\/span>_conn_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_event_callback<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token function\">_event_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">shared_from_this<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/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 comment\">\/\/\u8fde\u63a5\u83b7\u53d6\u4e4b\u540e\u6240\u5904\u7684\u72b6\u6001\u4e0b&#xff0c;\u8981\u8fdb\u884c\u7684\u5404\u4e2a\u8bbe\u7f6e&#xff08;\u7ed9Channel\u8bbe\u7f6e\u4e8b\u4ef6\u56de\u8c03&#xff0c;\u542f\u52a8\u8bfb\u76d1\u63a7&#xff09;<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">EstablishedInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/1.\u4fee\u6539\u8fde\u63a5\u72b6\u6001; 2.\u542f\u52a8\u8bfb\u4e8b\u4ef6\u76d1\u63a7; 3.\u8c03\u7528\u56de\u8c03\u51fd\u6570<\/span><br \/>\n        <span class=\"token function\">assert<\/span><span class=\"token punctuation\">(<\/span>_statu <span class=\"token operator\">&#061;&#061;<\/span> CONNECTING<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u5f53\u524d\u72b6\u6001\u5fc5\u987b\u662f\u4e0a\u5c42\u7684\u534a\u8fde\u63a5\u72b6\u6001<\/span><br \/>\n        _statu <span class=\"token operator\">&#061;<\/span> CONNECTED<span class=\"token punctuation\">;<\/span>           <span class=\"token comment\">\/\/\u8fd9\u6761\u8bed\u53e5\u6267\u884c\u5b8c\u6bd5&#xff0c;\u5219\u8fde\u63a5\u5c31\u8fdb\u5165\u5230\u4e86\u5df2\u8fde\u63a5\u72b6\u6001<\/span><br \/>\n        _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">EnableRead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_connected_callback<span class=\"token punctuation\">)<\/span> <span class=\"token function\">_connected_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">shared_from_this<\/span><span class=\"token punctuation\">(<\/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 comment\">\/\/\u8fd9\u4e2a\u63a5\u53e3\u624d\u662f\u5b9e\u9645\u7684\u91ca\u653e\u63a5\u53e3<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">ReleaseInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ 1.\u4fee\u6539\u8fde\u63a5\u72b6\u6001&#xff0c;\u5c06\u5176\u8bbe\u7f6e\u4e3aDISCONNECTED <\/span><br \/>\n        _statu <span class=\"token operator\">&#061;<\/span> DISCONNECTED <span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 2.\u79fb\u9664\u4e8b\u4ef6\u76d1\u63a7 <\/span><br \/>\n        _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">Remove<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 3.\u5173\u95ed\u63cf\u8ff0\u7b26 <\/span><br \/>\n        _socket<span class=\"token punctuation\">.<\/span><span class=\"token function\">Close<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 4.\u5982\u679c\u5f53\u524d\u4efb\u52a1\u961f\u5217\u4e2d\u8fd8\u6709\u5b9a\u65f6\u9500\u6bc1\u4efb\u52a1&#xff0c;\u5219\u53d6\u6d88\u4efb\u52a1<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">HasTimer<\/span><span class=\"token punctuation\">(<\/span>_conn_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token function\">CancelInactiveReleaseInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ 5.\u8c03\u7528\u5173\u95ed\u56de\u8c03\u51fd\u6570 &#xff0c;\u907f\u514d\u5148\u79fb\u9664\u670d\u52a1\u5668\u7ba1\u7406\u7684\u8fde\u63a5\u4fe1\u606f&#xff0c;\u5bfc\u81f4Connection\u88ab\u91ca\u653e&#xff0c;\u518d\u53bb\u5904\u7406\u4f1a\u62a5\u9519&#xff0c;\u56e0\u6b64\u5148\u8c03\u7528\u7528\u6237\u7684\u56de\u8c03\u51fd\u6570<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_closed_callback<span class=\"token punctuation\">)<\/span> <span class=\"token function\">_closed_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">shared_from_this<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/\u79fb\u9664\u670d\u52a1\u5668\u5185\u90e8\u7ba1\u7406\u7684\u8fde\u63a5\u4fe1\u606f<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_server_closed_callback<span class=\"token punctuation\">)<\/span> <span class=\"token function\">_server_closed_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">shared_from_this<\/span><span class=\"token punctuation\">(<\/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 comment\">\/\/\u8fd9\u4e2a\u63a5\u53e3\u5e76\u4e0d\u662f\u5b9e\u9645\u7684\u53d1\u9001\u6570\u636e\u63a5\u53e3&#xff0c;\u800c\u662f\u628a\u6570\u636e\u653e\u5230\u4e86\u53d1\u9001\u7f13\u51b2\u533a &#xff0c;\u542f\u52a8\u4e86\u53ef\u5199\u4e8b\u4ef6\u76d1\u63a7    <\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SendInLoop<\/span><span class=\"token punctuation\">(<\/span>Buffer <span class=\"token operator\">&amp;<\/span>buf<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_statu <span class=\"token operator\">&#061;&#061;<\/span> DISCONNECTED<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u5982\u679c\u8fde\u63a5\u662f\u5173\u95ed\u72b6\u6001&#xff0c;\u4ec0\u4e48\u4e8b\u90fd\u4e0d\u505a<\/span><br \/>\n        _out_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">WriteBufferAndPush<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">WriteAble<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">EnableWrite<\/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 punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u8fd9\u4e2a\u5173\u95ed\u64cd\u4f5c\u5e76\u975e\u5b9e\u9645\u7684\u8fde\u63a5\u91ca\u653e\u64cd\u4f5c&#xff0c;\u9700\u8981\u5224\u65ad\u6709\u6ca1\u6709\u6570\u636e\u5f85\u5904\u7406&#xff0c;\u5f85\u53d1\u9001<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">ShutdownInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _statu <span class=\"token operator\">&#061;<\/span> DISCONNECTING<span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u8bbe\u7f6e\u534a\u5173\u95ed\u72b6\u6001<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_in_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_message_callback<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token function\">_message_callback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">shared_from_this<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>_in_buffer<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token comment\">\/\/\u8981\u4e48\u662f\u5199\u5165\u6570\u636e\u7684\u65f6\u5019\u51fa\u9519\u5173\u95ed&#xff0c;\u8981\u4e48\u662f\u6ca1\u6709\u5f85\u53d1\u9001\u6570\u636e\u76f4\u63a5\u5173\u95ed<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_out_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">WriteAble<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">EnableWrite<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_out_buffer<span class=\"token punctuation\">.<\/span><span class=\"token function\">ReadAbleSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token function\">Release<\/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 punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u542f\u52a8\u975e\u6d3b\u8dc3\u8fde\u63a5\u8d85\u65f6\u91ca\u653e\u89c4\u5219<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">EnableInactiveReleaseInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> sec<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/1.\u5c06\u5224\u65ad\u6807\u5fd7 _enable_inactive_release \u8bbe\u7f6e\u4e3a true<\/span><br \/>\n        _enable_inactive_release <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/2.\u5982\u679c\u5b9a\u65f6\u9500\u6bc1\u4efb\u52a1\u5b58\u5728&#xff0c;\u5219\u5237\u65b0\u4e00\u4e0b\u5b9a\u65f6\u65f6\u95f4\u5373\u53ef<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">HasTimer<\/span><span class=\"token punctuation\">(<\/span>_conn_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">TimerRefresh<\/span><span class=\"token punctuation\">(<\/span>_conn_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token comment\">\/\/3.\u5982\u679c\u4e0d\u5b58\u5728\u5b9a\u65f6\u9500\u6bc1\u4efb\u52a1&#xff0c;\u5219\u65b0\u589e<\/span><br \/>\n        _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">TimerAdd<\/span><span class=\"token punctuation\">(<\/span>_conn_id<span class=\"token punctuation\">,<\/span>sec<span class=\"token punctuation\">,<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>ReleaseInLoop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/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 keyword\">void<\/span> <span class=\"token function\">CancelInactiveReleaseInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _enable_inactive_release <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">HasTimer<\/span><span class=\"token punctuation\">(<\/span>_conn_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">TimerCancel<\/span><span class=\"token punctuation\">(<\/span>_conn_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5207\u6362\u534f\u8bae<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">UpgradeInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> Any <span class=\"token operator\">&amp;<\/span>context<br \/>\n        <span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> ConnectedCallback <span class=\"token operator\">&amp;<\/span>conn<br \/>\n        <span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> MessageCallback <span class=\"token operator\">&amp;<\/span>msg<br \/>\n        <span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> ClosedCallback <span class=\"token operator\">&amp;<\/span>closed<br \/>\n        <span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> AnyEventCallback <span class=\"token operator\">&amp;<\/span>event<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _context <span class=\"token operator\">&#061;<\/span> context<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u8bbe\u7f6e\u4e0a\u4e0b\u6587<\/span><br \/>\n        _connected_callback <span class=\"token operator\">&#061;<\/span> conn<span class=\"token punctuation\">;<\/span><br \/>\n        _message_callback <span class=\"token operator\">&#061;<\/span> msg<span class=\"token punctuation\">;<\/span><br \/>\n        _closed_callback <span class=\"token operator\">&#061;<\/span> closed<span class=\"token punctuation\">;<\/span><br \/>\n        _event_callback <span class=\"token operator\">&#061;<\/span> event<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">Connection<\/span><span class=\"token punctuation\">(<\/span>EventLoop <span class=\"token operator\">*<\/span>loop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">uint64_t<\/span> conn_id<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span> sockfd<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span><span class=\"token function\">_conn_id<\/span><span class=\"token punctuation\">(<\/span>conn_id<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_sockfd<\/span><span class=\"token punctuation\">(<\/span>sockfd<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_enable_inactive_release<\/span><span class=\"token punctuation\">(<\/span><span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_loop<\/span><span class=\"token punctuation\">(<\/span>loop<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_statu<\/span><span class=\"token punctuation\">(<\/span>CONNECTING<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_socket<\/span><span class=\"token punctuation\">(<\/span>_sockfd<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_channel<\/span><span class=\"token punctuation\">(<\/span>loop<span class=\"token punctuation\">,<\/span>sockfd<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetCloseCallback<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>HandleClose<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetEventCallback<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>HandleEvent<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetReadCallback<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>HandleRead<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetWriteCallback<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>HandleWrite<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetErrorCallback<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>HandleError<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/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 operator\">~<\/span><span class=\"token function\">Connection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token function\">DBG_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;RELEASE CONNECTION:%p&#034;<\/span><span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u83b7\u53d6\u7ba1\u7406\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> <span class=\"token function\">Fd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _sockfd<span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u83b7\u53d6\u8fde\u63a5ID<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> <span class=\"token function\">Id<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _conn_id<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u8fd4\u56de\u72b6\u6001<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> <span class=\"token function\">Connected<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> <span class=\"token punctuation\">(<\/span>_statu <span class=\"token operator\">&#061;&#061;<\/span> CONNECTED<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span> <span class=\"token comment\">\/\/\u662f\u5426\u5904\u4e8eConnected\u72b6\u6001<\/span><br \/>\n    <span class=\"token comment\">\/\/\u8bbe\u7f6e\u4e0a\u4e0b\u6587 &#8211; \u8fde\u63a5\u5efa\u7acb\u5b8c\u6210\u65f6<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetContext<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> Any <span class=\"token operator\">&amp;<\/span>context<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_context <span class=\"token operator\">&#061;<\/span> context<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u83b7\u53d6\u884c\u4e0b\u6587 &#8211; \u8fd4\u56de\u7684\u662f\u4e00\u4e2a\u6307\u9488<\/span><br \/>\n    Any <span class=\"token operator\">*<\/span><span class=\"token function\">GetContext<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token operator\">&amp;<\/span>_context<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetConnectedCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> ConnectedCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> _connected_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetMessageCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> MessageCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_message_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetClosedCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> ClosedCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_closed_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetAnyEventCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> AnyEventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_event_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetSrvClosedCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> ClosedCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_server_closed_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u8fde\u63a5\u5efa\u7acb\u5c31\u7eea\u540e&#xff0c;\u8fdb\u884cChannel\u8fdb\u884c\u56de\u8c03\u8bbe\u7f6e&#xff0c;\u542f\u52a8\u8bfb\u76d1\u63a7&#xff0c;\u8c03\u7528_connected_callback<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Established<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">RunInLoop<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>EstablishedInLoop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/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 comment\">\/\/\u53d1\u9001\u6570\u636e,\u5c06\u6570\u636e\u653e\u5230\u53d1\u9001\u7f13\u51b2\u533a&#xff0c;\u542f\u52a8\u5199\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Send<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> <span class=\"token keyword\">char<\/span><span class=\"token operator\">*<\/span> data<span class=\"token punctuation\">,<\/span>size_t len<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/\u5916\u754c\u4f20\u5165\u7684 data \u53ef\u80fd\u662f\u4e00\u4e2a\u4e34\u65f6\u7684\u7a7a\u95f4&#xff0c;\u6211\u4eec\u73b0\u5728\u53ea\u662f\u628a\u53d1\u9001\u64cd\u4f5c\u538b\u5982\u4efb\u52a1\u6c60&#xff0c;\u6709\u53ef\u80fd\u6ca1\u6709\u7acb\u5373\u88ab\u6267\u884c<\/span><br \/>\n        <span class=\"token comment\">\/\/\u56e0\u6b64&#xff0c;\u6709\u53ef\u80fd\u6267\u884c\u7684\u65f6\u5019&#xff0c;data\u6307\u5411\u7684\u7a7a\u95f4&#xff0c;\u6709\u53ef\u80fd\u5df2\u7ecf\u88ab\u91ca\u653e\u4e86<\/span><br \/>\n        Buffer buf<span class=\"token punctuation\">;<\/span><br \/>\n        buf<span class=\"token punctuation\">.<\/span><span class=\"token function\">WriteAndPush<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">,<\/span>len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">RunInLoop<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>SendInLoop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">move<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">)<\/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 comment\">\/\/\u63d0\u4f9b\u7ed9\u7ec4\u4ef6\u4f7f\u7528\u8005\u7684\u5173\u95ed\u63a5\u53e3 &#8211; \u5e76\u4e0d\u5b9e\u9645\u5173\u95ed&#xff0c;\u9700\u8981\u5224\u65ad\u6709\u6ca1\u6709\u6570\u636e\u5f85\u5904\u7406<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Shutdown<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">RunInLoop<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>ShutdownInLoop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/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 keyword\">void<\/span> <span class=\"token function\">Release<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">QueueInLoop<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>ReleaseInLoop<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/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 comment\">\/\/\u542f\u52a8\u975e\u6d3b\u8dc3\u8fde\u63a5\u9500\u6bc1 sec\u8868\u793a\u542f\u52a8\u591a\u957f\u65f6\u95f4\u65e0\u901a\u4fe1\u7b97\u975e\u6d3b\u8dc3\u8fde\u63a5&#xff0c;\u6dfb\u52a0\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">EnableInactiveRelease<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> sec<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">RunInLoop<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>EnableInactiveReleaseInLoop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span>sec<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 comment\">\/\/\u53d6\u6d88\u975e\u6d3b\u8dc3\u8fde\u63a5\u9500\u6bc1<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">CancelInactiveRelease<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">RunInLoop<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>CancelInactiveReleaseInLoop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/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 comment\">\/\/\u534f\u8bae\u5207\u6362 &#8211; \u91cd\u7f6e\u4e0a\u4e0b\u6587&#xff0c;\u4ee5\u53ca\u9636\u6bb5\u6027\u5904\u7406\u51fd\u6570 &#8211; \u8fd9\u4e2a\u8fdb\u53e3\u5fc5\u987b\u5728EventLoop\u7ebf\u7a0b\u4e2d\u7acb\u5373\u6267\u884c&#xff0c;\u9632\u5907\u65b0\u7684\u4e8b\u4ef6\u89e6\u53d1\u540e&#xff0c;\u5904\u7406\u7684\u65f6\u5019&#xff0c;\u5207\u6362\u4efb\u52a1\u8fd8\u6ca1\u6709\u88ab\u6267\u884c&#xff0c;\u5bfc\u81f4\u6570\u636e\u7528\u539f\u534f\u8bae\u5904\u7406<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Upgrade<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> Any <span class=\"token operator\">&amp;<\/span>context<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> ConnectedCallback <span class=\"token operator\">&amp;<\/span>conn<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> MessageCallback <span class=\"token operator\">&amp;<\/span>msg<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> ClosedCallback <span class=\"token operator\">&amp;<\/span>closed<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">const<\/span> AnyEventCallback <span class=\"token operator\">&amp;<\/span>event<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">AssertInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">RunInLoop<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Connection<span class=\"token double-colon punctuation\">::<\/span>UpgradeInLoop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span>context<span class=\"token punctuation\">,<\/span>conn<span class=\"token punctuation\">,<\/span>msg<span class=\"token punctuation\">,<\/span>closed<span class=\"token punctuation\">,<\/span>event<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 punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<h3>Acceptor\u6a21\u5757&#xff1a;\u5bf9\u76d1\u542c\u5957\u63a5\u5b57\u8fdb\u884c\u7ba1\u7406<\/h3>\n<p>&#xff08;1&#xff09;\u521b\u5efa\u4e00\u4e2a\u76d1\u542c\u5957\u63a5\u5b57 &#xff08;2&#xff09;\u542f\u52a8\u8bfb\u4e8b\u4ef6\u76d1\u63a7 &#xff08;3&#xff09;\u4e8b\u4ef6\u89e6\u53d1\u540e&#xff0c;\u83b7\u53d6\u65b0\u8fde\u63a5 &#xff08;4&#xff09;\u8c03\u7528\u65b0\u8fde\u63a5\u83b7\u53d6\u6210\u529f\u540e\u7684\u51fd\u6570 \u800c\u8fd9\u4e2a\u51fd\u6570\u7684\u529f\u80fd\u662f&#xff1a;<\/p>\n<p>\u4e3a\u65b0\u8fde\u63a5\u521b\u5efaConnection\u8fdb\u884c\u7ba1\u7406&#xff08;\u8fd9\u4e00\u6b65\u4e0d\u662faccept\u6a21\u5757\u64cd\u4f5c\u7684&#xff0c;\u800c\u662f\u670d\u52a1\u5668\u6a21\u5757 &#xff09;<\/p>\n<p>\u56e0\u4e3aAccept\u6a21\u5757\u53ea\u8fdb\u884c\u76d1\u542c\u8fde\u63a5\u7684\u7ba1\u7406&#xff0c;\u56e0\u6b64\u83b7\u53d6\u5230\u65b0\u8fde\u63a5\u7684\u63cf\u8ff0\u7b26\u4e4b\u540e&#xff0c;\u5bf9\u4e8e\u65b0\u8fde\u63a5\u7684\u63cf\u8ff0\u7b26\u5982\u4f55\u5904\u7406\u5b83\u5e76\u4e0d\u5173\u5fc3\u3002 \u5bf9\u4e8e\u65b0\u8fde\u63a5\u5982\u4f55\u5904\u7406&#xff0c;\u5e94\u8be5\u662f\u670d\u52a1\u5668\u6a21\u5757\u6765\u7ba1\u7406\u7684\u3002 \u670d\u52a1\u5668\u6a21\u5757&#xff0c;\u5b9e\u73b0\u4e86\u5bf9\u65b0\u8fde\u63a5\u63cf\u8ff0\u7b26\u7684\u5904\u7406\u51fd\u6570&#xff0c;\u5c06\u8fd9\u4e2a\u51fd\u6570\u8bbe\u7f6e\u7ed9Accept\u6a21\u5757\u4e2d\u7684\u56de\u8c03\u51fd\u6570<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Acceptor<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    Socket _socket<span class=\"token punctuation\">;<\/span>     <span class=\"token comment\">\/\/\u76d1\u542c\u5957\u63a5\u5b57<\/span><br \/>\n    EventLoop <span class=\"token operator\">*<\/span>_loop<span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/\u7528\u4e8e\u5bf9\u76d1\u542c\u5957\u63a5\u5b57\u8fdb\u884c\u4e8b\u4ef6\u76d1\u63a7<\/span><br \/>\n    Channel _channel<span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/\u7528\u4e8e\u5bf9\u76d1\u542c\u5957\u63a5\u5b57\u8fdb\u884c\u4e8b\u4ef6\u7ba1\u7406<\/span><\/p>\n<p>    <span class=\"token keyword\">using<\/span> AcceptCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    AcceptCallback _accept_callback<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token comment\">\/\/\u76d1\u542c\u5957\u63a5\u5b57\u7684\u8bfb\u4e8b\u4ef6\u5904\u7406\u56de\u8c03\u51fd\u6570 &#8211; \u83b7\u53d6\u65b0\u8fde\u63a5&#xff0c;\u8c03\u7528AcceptCallback\u51fd\u6570&#xff0c;\u8fdb\u884c\u65b0\u8fde\u63a5\u5904\u7406<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">HandleRead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> newfd <span class=\"token operator\">&#061;<\/span> _socket<span class=\"token punctuation\">.<\/span><span class=\"token function\">Accept<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>newfd <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_accept_callback<span class=\"token punctuation\">)<\/span> <span class=\"token function\">_accept_callback<\/span><span class=\"token punctuation\">(<\/span>newfd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> <span class=\"token function\">CreateServer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> port<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">bool<\/span> ret <span class=\"token operator\">&#061;<\/span> _socket<span class=\"token punctuation\">.<\/span><span class=\"token function\">CreatServer<\/span><span class=\"token punctuation\">(<\/span>port<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">assert<\/span><span class=\"token punctuation\">(<\/span>ret <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> _socket<span class=\"token punctuation\">.<\/span><span class=\"token function\">Fd<\/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 keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token comment\">\/*\u4e0d\u80fd\u5c06\u542f\u52a8\u8bfb\u4e8b\u4ef6\u76d1\u63a7&#xff0c;\u653e\u5230\u6784\u9020\u51fd\u6570\u4e2d&#xff0c;\u5fc5\u987b\u5728\u8bbe\u7f6e\u56de\u8c03\u51fd\u6570\u540e&#xff0c;\u518d\u53bb\u542f\u52a8*\/<\/span><br \/>\n    <span class=\"token comment\">\/*\u5426\u5219\u6709\u53ef\u80fd\u9020\u6210\u542f\u52a8\u76d1\u63a7\u540e&#xff0c;\u7acb\u5373\u6709\u4e8b\u4ef6&#xff0c;\u5904\u7406\u7684\u65f6\u5019&#xff0c;\u56de\u8c03\u51fd\u6570\u8fd8\u6ca1\u6709\u8bbe\u7f6e&#xff0c;\u65b0\u8fde\u63a5\u5f97\u4e0d\u5230\u5904\u7406&#xff0c;\u4e14\u8d44\u6e90\u6cc4\u6f0f*\/<\/span><br \/>\n    <span class=\"token function\">Acceptor<\/span><span class=\"token punctuation\">(<\/span>EventLoop <span class=\"token operator\">*<\/span>loop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span> port<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span><span class=\"token function\">_socket<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">CreateServer<\/span><span class=\"token punctuation\">(<\/span>port<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_loop<\/span><span class=\"token punctuation\">(<\/span>loop<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_channel<\/span><span class=\"token punctuation\">(<\/span>loop<span class=\"token punctuation\">,<\/span>_socket<span class=\"token punctuation\">.<\/span><span class=\"token function\">Fd<\/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       _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetReadCallback<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>Acceptor<span class=\"token double-colon punctuation\">::<\/span>HandleRead<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/\u5bf9\u56de\u8c03\u51fd\u6570\u7684\u8bbe\u7f6e<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetAcceptCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> AcceptCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> _accept_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Listen<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">EnableRead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/\u5bf9\u56de\u8c03\u51fd\u6570\u7684\u8bbe\u7f6e<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetAcceptCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> AcceptCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> _accept_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Listen<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">EnableRead<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<h3>LoopThread\u6a21\u5757<\/h3>\n<p>\u76ee\u6807&#xff1a; \u5c06EventLoop\u6a21\u5757\u4e0e\u7ebf\u7a0b\u6574\u548c\u8d77\u6765 EventLoop\u6a21\u5757\u4e0e\u7ebf\u7a0b\u662f\u4e00\u4e00\u5bf9\u5e94\u7684\u3002 EventLoop\u6a21\u5757\u5b9e\u4f8b\u5316\u7684\u5bf9\u8c61&#xff0c;\u5728\u6784\u9020\u7684\u65f6\u5019\u5c31\u4f1a\u521d\u59cb\u5316_thread_id,\u800c\u540e\u8fb9\u8fd0\u884c\u7684\u65f6\u5019\u5224\u65ad\u5f53\u524d\u662f\u5426\u8fd0\u884c\u5728EventLoop\u6a21\u5757\u5bf9\u5e94\u7684\u7ebf\u7a0b\u4e2d&#xff0c;\u5c31\u662f\u5c06\u7ebf\u7a0bId\u4e0eEventLoop\u6a21\u5757\u4e2d\u7684thread_id\u8fdb\u884c\u6bd4\u8f83&#xff0c;\u76f8\u540c\u5c31\u8868\u793a\u5728\u540c\u4e00\u4e2a\u7ebf\u7a0b\u91cc&#xff0c;\u4e0d\u540c\u5c31\u8868\u793a\u5f53\u524d\u8fd0\u884c\u7684\u7ebf\u7a0b\u5e76\u4e0d\u662fEventLoop\u7ebf\u7a0b\u3002<\/p>\n<p>\u542b\u4e49&#xff1a; EventLoop\u6a21\u5757\u5728\u5b9e\u4f8b\u5316\u5bf9\u8c61\u7684\u65f6\u5019&#xff0c;\u5fc5\u987b\u5728\u7ebf\u7a0b\u5185\u90e8 EventLoop\u5728\u5b9e\u4f8b\u5316\u5bf9\u8c61\u7684\u65f6\u5019\u4f1a\u8bbe\u7f6e\u81ea\u5df1\u7684thread_id \u5982\u679c\u6211\u4eec\u5148\u521b\u5efa\u591a\u4e2aEventLoop\u5bf9\u8c61&#xff0c;\u7136\u540e\u521b\u5efa\u4e86\u591a\u4e2a\u7ebf\u7a0b&#xff0c;\u5c06\u5404\u4e2a\u7ebf\u7a0b\u7684id&#xff0c;\u91cd\u65b0\u7ed9EventLoop\u8fdb\u884c\u8bbe\u7f6e\u3002 \u5b58\u5728\u95ee\u9898&#xff1a;\u5728\u6784\u9020EventLoop\u5bf9\u8c61&#xff0c;\u5230\u8bbe\u7f6e\u65b0\u7684thread_id\u671f\u95f4\u5c06\u662f\u4e0d\u53ef\u63a7\u7684\u3002 \u56e0\u6b64\u6211\u4eec\u5fc5\u987b\u5148\u521b\u5efa\u7ebf\u7a0b&#xff0c;\u7136\u540e\u5728\u7ebf\u7a0b\u7684\u5165\u53e3\u51fd\u6570\u4e2d&#xff0c;\u53bb\u5b9e\u4f8b\u5316EventLoop\u5bf9\u8c61<\/p>\n<p>\u6784\u9020\u4e00\u4e2a\u65b0\u7684\u6a21\u5757&#xff1a;LoopThread \u8fd9\u4e2a\u6a21\u5757\u7684\u529f\u80fd&#xff1a;\u5c06EventLoop\u4e0ethread\u6574\u5408\u5230\u4e00\u8d77 \u601d\u60f3&#xff1a; 1.\u521b\u5efa\u7ebf\u7a0b 2.\u5728\u7ebf\u7a0b\u4e2d\u5b9e\u4f8b\u5316EventLoop\u5bf9\u8c61 \u529f\u80fd&#xff1a; \u53ef\u4ee5\u5411\u5916\u90e8\u8fd4\u56de\u5b9e\u4f8b\u5316\u7684EventLoop<\/p>\n<p>LoopThread\u6a21\u5757\u7684\u4ee3\u7801\u5b9e\u73b0&#xff1a;<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">LoopThread<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token comment\">\/*\u7528\u4e8e\u5b9e\u73b0_loop\u7684\u540c\u6b65\u5173\u7cfb&#xff0c;\u907f\u514d\u7ebf\u7a0b\u521b\u5efa\u4e86&#xff0c;\u5728 _loop\u8fd8\u6ca1\u6709\u5b9e\u4f8b\u5316\u4e4b\u524d\u53bb\u83b7\u53d6_loop*\/<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>mutex _mutex<span class=\"token punctuation\">;<\/span>      <span class=\"token comment\">\/\/\u4e92\u65a5\u9501<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>condition_variable _cond<span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u6761\u4ef6\u53d8\u91cf<\/span><br \/>\n    EventLoop <span class=\"token operator\">*<\/span>_loop<span class=\"token punctuation\">;<\/span>       <span class=\"token comment\">\/\/EventLoop\u6307\u9488\u53d8\u91cf&#xff0c;\u8fd9\u4e2a\u5bf9\u8c61\u9700\u8981\u5728\u7ebf\u7a0b\u5185\u5b9e\u4f8b\u5316<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>thread _thread<span class=\"token punctuation\">;<\/span>    <span class=\"token comment\">\/\/EventLoop\u5bf9\u5e94\u7684\u7ebf\u7a0b<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token comment\">\/*\u5b9e\u4f8b\u5316EvenLoop\u5bf9\u8c61&#xff0c;\u5524\u9192_cond\u4e0a\u6709\u53ef\u80fd\u963b\u585e\u7684\u7ebf\u7a0b&#xff0c;\u5e76\u4e14\u8fd0\u884cEventLoop\u6a21\u5757\u5bf9\u5e94\u7684\u529f\u80fd*\/<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">ThreadEntey<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        EventLoop loop<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            std<span class=\"token double-colon punctuation\">::<\/span>unique_lock<span class=\"token operator\">&lt;<\/span>std<span class=\"token double-colon punctuation\">::<\/span>mutex<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">lock<\/span><span class=\"token punctuation\">(<\/span>_mutex<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u52a0\u9501<\/span><br \/>\n            _loop <span class=\"token operator\">&#061;<\/span> <span class=\"token operator\">&amp;<\/span>loop<span class=\"token punctuation\">;<\/span><br \/>\n            _cond<span class=\"token punctuation\">.<\/span><span class=\"token function\">notify_all<\/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        _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Start<\/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 keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token comment\">\/*\u521b\u5efa\u7ebf\u7a0b&#xff0c;\u8bbe\u5b9a\u7ebf\u7a0b\u5165\u53e3\u51fd\u6570*\/<\/span><br \/>\n    <span class=\"token function\">LoopThread<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span><span class=\"token function\">_loop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_thread<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">thread<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>LoopThread<span class=\"token double-colon punctuation\">::<\/span>ThreadEntey<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/*\u8fd4\u56de\u5f53\u524d\u7ebf\u7a0b\u5173\u8054\u7684EventLoop\u5bf9\u8c61\u6307\u9488*\/<\/span><br \/>\n    EventLoop <span class=\"token operator\">*<\/span><span class=\"token function\">GetLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        EventLoop <span class=\"token operator\">*<\/span>loop <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            std<span class=\"token double-colon punctuation\">::<\/span>unique_lock<span class=\"token operator\">&lt;<\/span>std<span class=\"token double-colon punctuation\">::<\/span>mutex<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">lock<\/span><span class=\"token punctuation\">(<\/span>_mutex<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>          <span class=\"token comment\">\/\/\u52a0\u9501<\/span><br \/>\n            _cond<span class=\"token punctuation\">.<\/span><span class=\"token function\">wait<\/span><span class=\"token punctuation\">(<\/span>lock<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">[<\/span><span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><span class=\"token keyword\">return<\/span> _loop <span class=\"token operator\">!&#061;<\/span> <span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/loop\u4e3a\u7a7a&#xff0c;\u5c31\u4e00\u76f4\u963b\u585e&#xff0c;\u7b49\u5f85\u88ab\u5524\u9192<\/span><br \/>\n            loop <span class=\"token operator\">&#061;<\/span> _loop<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> loop<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<h3>LoopThreadPoll\u6a21\u5757<\/h3>\n<p>\u9488\u5bf9LoopThread\u8bbe\u8ba1\u4e00\u4e2a\u7ebf\u7a0b\u6c60&#xff0c;\u4fbf\u4e0e\u4f7f\u7528\u8005\u5bf9\u7ebf\u7a0b\u7684\u63a7\u5236\u3002 LoopThreadPoll\u6a21\u5757&#xff1a;\u5bf9\u6240\u6709\u7684LoopThread\u8fdb\u884c\u7ba1\u7406\u548c\u5206\u914d<\/p>\n<p>\u529f\u80fd&#xff1a;<\/p>\n<li>\u7ebf\u7a0b\u6570\u91cf\u53ef\u914d\u7f6e&#xff08;0\u4e2a\u6216\u591a\u4e2a&#xff09;<\/li>\n<p>\u6ce8\u610f\u4e8b\u9879&#xff1a;\u5728\u670d\u52a1\u5668\u4e2d&#xff0c;\u4e3b\u4eceReactor\u6a21\u578b&#xff0c;\u4e3b\u7ebf\u7a0b\u53ea\u8d1f\u8d23\u65b0\u8fde\u63a5\u7684\u83b7\u53d6&#xff0c;\u4ece\u5c5eReactor\u7ebf\u7a0b\u8fdb\u884c\u65b0\u8fde\u63a5\u7684\u4e8b\u4ef6\u76d1\u63a7\u4ee5\u53ca\u4e8b\u4ef6\u7684\u5904\u7406&#xff0c;\u56e0\u6b64\u5f53\u524d\u7684\u7ebf\u7a0b\u6c60&#xff0c;\u4ece\u5c5e\u7ebf\u7a0b\u7684\u6570\u91cf\u6709\u53ef\u80fd\u4e3a0&#xff0c;\u4e5f\u5c31\u662f\u5b9e\u73b0\u5355Reactor\u670d\u52a1\u5668\u3002\u4e00\u4e2a\u7ebf\u7a0b\u53ca\u8d1f\u8d23\u83b7\u53d6\u8fde\u63a5&#xff0c;\u4e5f\u8d1f\u8d23\u8fde\u63a5\u7684\u5904\u7406\u3002<\/p>\n<li>\u5bf9\u6240\u6709\u7684\u7ebf\u7a0b\u8fdb\u884c\u7ba1\u7406&#xff0c;\u5176\u5b9e\u5c31\u662f\u7ba1\u74060\u4e2a\u6216\u591a\u4e2aLoopThread\u5bf9\u8c61<\/li>\n<li>\u63d0\u4f9b\u7ebf\u7a0b\u5206\u914d\u7684\u529f\u80fd<\/li>\n<p>\u5f53\u4e3b\u7ebf\u7a0b\u83b7\u53d6\u4e86\u4e00\u4e2a\u65b0\u8fde\u63a5&#xff0c;\u9700\u8981\u5c06\u65b0\u8fde\u63a5\u6302\u5230\u4ece\u5c5e\u7ebf\u7a0b\u4e0a\u8fdb\u884c\u4e8b\u4ef6\u76d1\u63a7\u53ca\u5904\u7406\u3002 \u5047\u8bbe\u67090\u4e2a\u4ece\u5c5e\u7ebf\u7a0b&#xff0c;\u5219\u76f4\u63a5\u5206\u914d\u7ed9\u4e3b\u7ebf\u7a0b\u7684EventLoop\u8fdb\u884c\u5904\u7406 \u5047\u8bbe\u6709\u591a\u4e2a\u4ece\u5c5e\u7ebf\u7a0b&#xff0c;\u5219\u91c7\u7528RR\u8f6e\u8f6c&#xff08;\u8f6e\u8f6c\u5206\u914d&#xff09;\u601d\u60f3&#xff0c;\u8fdb\u884c\u7ebf\u7a0b\u7684\u5206\u914d(\u5c06\u5bf9\u5e94\u7ebf\u7a0b\u7684EventLoop\u83b7\u53d6\u5230&#xff0c;\u8bbe\u7f6e\u7ed9\u5bf9\u5e94\u7684Connection)\\\\<\/p>\n<p>LoopThreadPoll\u6a21\u5757\u4ee3\u7801\u5b9e\u73b0&#xff1a;<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">LoopThreadPool<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _thread_count<span class=\"token punctuation\">;<\/span>                  <span class=\"token comment\">\/\/\u4ece\u5c5e\u7ebf\u7a0b\u7684\u6570\u91cf<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _next_idx<span class=\"token punctuation\">;<\/span>                 <span class=\"token comment\">\/\/RR\u8f6e\u8f6c<\/span><br \/>\n    EventLoop<span class=\"token operator\">*<\/span> _baseloop<span class=\"token punctuation\">;<\/span>               <span class=\"token comment\">\/\/\u4e3bEventLoop.\u4ece\u5c5e\u7ebf\u7a0b\u6570\u91cf\u4e3a0&#xff0c;\u5219\u6240\u6709\u7684\u64cd\u4f5c\u90fd\u5728_baseloop\u4e2d\u8fdb\u884c<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>vector<span class=\"token operator\">&lt;<\/span>LoopThread<span class=\"token operator\">*<\/span><span class=\"token operator\">&gt;<\/span> _threads<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/\u4fdd\u5b58\u6240\u6709\u7684LoopThread\u5bf9\u8c61<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>vector<span class=\"token operator\">&lt;<\/span>EventLoop<span class=\"token operator\">*<\/span><span class=\"token operator\">&gt;<\/span> _loops<span class=\"token punctuation\">;<\/span>     <span class=\"token comment\">\/\/\u4ece\u5c5e\u7ebf\u7a0b\u7684\u6570\u91cf\u5982\u679c\u5927\u4e8e0&#xff0c;\u5728\u4ece_loop\u4e2d\u8fdb\u884cEventLoop\u7ebf\u7a0b\u5206\u914d<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">LoopThreadPool<\/span><span class=\"token punctuation\">(<\/span>EventLoop <span class=\"token operator\">*<\/span>baseloop<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span><span class=\"token function\">_thread_count<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_next_idx<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_baseloop<\/span><span class=\"token punctuation\">(<\/span>baseloop<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u8bbe\u7f6e\u7ebf\u7a0b\u6570\u91cf<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetThreadCount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> count<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_thread_count <span class=\"token operator\">&#061;<\/span> count<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u521b\u5efa\u6240\u6709\u7684\u4ece\u5c5e\u7ebf\u7a0b<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">Create<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_thread_count <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            _threads<span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>_thread_count<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            _loops<span class=\"token punctuation\">.<\/span><span class=\"token function\">resize<\/span><span class=\"token punctuation\">(<\/span>_thread_count<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <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> _thread_count<span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span><br \/>\n                _threads<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span>  <span class=\"token function\">LoopThread<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                _loops<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> _threads<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">-&gt;<\/span><span class=\"token function\">GetLoop<\/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 punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    EventLoop <span class=\"token operator\">*<\/span><span class=\"token function\">NextLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_thread_count <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">return<\/span> _baseloop<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        _next_idx <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>_next_idx <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">%<\/span> _thread_count<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> _loops<span class=\"token punctuation\">[<\/span>_next_idx<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<h3>TcpServer\u6a21\u5757<\/h3>\n<p>TcpServer\u6a21\u5757&#xff1a;\u5bf9\u6240\u6709\u6a21\u5757\u7684\u6574\u5408&#xff0c;\u901a\u8fc7TcpServer\u5b9e\u4f8b\u5316\u7684\u5bf9\u8c61&#xff0c;\u53ef\u4ee5\u975e\u5e38\u7b80\u5355\u7684\u5b8c\u6210\u4e00\u4e2a\u670d\u52a1\u5668\u7684\u642d\u5efa\u3002<\/p>\n<p>\u7ba1\u7406&#xff1a;<\/p>\n<li>Acceptor\u5bf9\u8c61&#xff0c;\u521b\u5efa\u4e00\u4e2a\u76d1\u542c\u5957\u63a5\u5b57<\/li>\n<li>EventLoop\u5bf9\u8c61&#xff1a;\u8fd9\u4e2a\u5bf9\u8c61\u662f\u4e00\u4e2abaseloop\u5bf9\u8c61&#xff0c;\u5b9e\u73b0\u5bf9\u76d1\u542c\u5957\u63a5\u5b57\u7684\u4e8b\u4ef6\u76d1\u63a7<\/li>\n<li>std::unordered_mapr&lt;uint64_t,PtrConnection&gt; conns\u5bf9\u8c61&#xff1a;\u5b9e\u73b0\u5bf9\u6240\u6709\u65b0\u5efa\u8fde\u63a5\u7684\u7ba1\u7406<\/li>\n<li>LoopThreadPool\u5bf9\u8c61&#xff1a;\u521b\u5efa\u4e00\u4e2aloop\u7ebf\u7a0b\u6c60&#xff0c;\u5bf9\u65b0\u5efa\u8fde\u63a5\u8fdb\u884c\u4e8b\u4ef6\u76d1\u63a7\u53ca\u5904\u7406<\/li>\n<p>\u529f\u80fd&#xff1a;<\/p>\n<li>\u8bbe\u7f6e\u4ece\u5c5e\u7ebf\u7a0b\u6c60\u6570\u91cf<\/li>\n<li>\u542f\u52a8\u670d\u52a1\u5668<\/li>\n<li>\u8bbe\u7f6e\u5404\u79cd\u56de\u8c03\u51fd\u6570&#xff08;\u8fde\u63a5\u5efa\u7acb\u5b8c\u6210\u56de\u8c03\u51fd\u6570&#xff0c;\u6d88\u606f\u56de\u8c03\u51fd\u6570&#xff0c;\u5173\u95ed\u56de\u8c03\u51fd\u6570&#xff0c;\u4efb\u610f\u56de\u8c03\u51fd\u6570&#xff09;&#xff0c;\u7528\u6237\u8bbe\u7f6e\u7ed9TcpServer,TcpServer\u8bbe\u7f6e\u7ed9\u83b7\u53d6\u7684\u65b0\u8fde\u63a5<\/li>\n<li>\u662f\u5426\u542f\u52a8\u975e\u6d3b\u8dc3\u8fde\u63a5\u8d85\u65f6\u9500\u6bc1\u529f\u80fd<\/li>\n<li>\u6dfb\u52a0\u5b9a\u65f6\u4efb\u52a1\u529f\u80fd<\/li>\n<p>\u6d41\u7a0b&#xff1a;<\/p>\n<li>\u5728TcpServer\u4e2d\u5b9e\u4f8b\u5316\u51fa\u6765\u4e00\u4e2aAcceptor\u5bf9\u8c61 &#xff0c;\u4ee5\u53ca\u4e00\u4e2aEventLoop\u5bf9\u8c61&#xff08;baseloop&#xff09;<\/li>\n<li>\u5c06Acceptor\u6302\u5728baseloop\u4e0a\u8fdb\u884c\u4e8b\u4ef6\u76d1\u63a7<\/li>\n<li>\u4e00\u65e6Acceptor\u5bf9\u8c61\u5c31\u7eea\u53ef\u8bfb\u4e8b\u4ef6&#xff0c;\u5219\u6267\u884c\u8bfb\u4e8b\u4ef6\u56de\u8c03\u51fd\u6570\u83b7\u53d6\u65b0\u8fde\u63a5<\/li>\n<li>\u5bf9\u65b0\u8fde\u63a5\u521b\u5efaConnection\u8fdb\u884c\u7ba1\u7406<\/li>\n<li>\u5bf9\u8fde\u63a5\u5bf9\u5e94\u7684Connection\u8bbe\u7f6e\u5bf9\u5e94\u7684\u529f\u80fd\u56de\u8c03&#xff08;\u8fde\u63a5\u5b8c\u6210&#xff0c;\u6d88\u606f&#xff0c;\u5173\u95ed&#xff0c;\u4efb\u610f\u4e8b\u4ef6\u56de\u8c03&#xff09;<\/li>\n<li>\u542f\u52a8Connection\u975e\u6d3b\u8dc3\u8fde\u63a5\u8d85\u65f6\u9500\u6bc1\u89c4\u5219<\/li>\n<li>\u5c06\u65b0\u8fde\u63a5\u5bf9\u5e94\u7684Connection\u6302\u5230LoopThreadPool\u4ece\u5c5e\u7ebf\u7a0b\u4e2d\u5bf9\u5e94\u7684EventLoop\u4e2d\u8fdb\u884c\u4e8b\u4ef6\u76d1\u63a7<\/li>\n<li>\u4e00\u65e6Connection\u5bf9\u5e94\u7684\u8fde\u63a5\u5c31\u7eea\u4e86\u53ef\u8bfb\u4e8b\u4ef6&#xff0c;\u5219\u8fd9\u65f6\u5019\u6267\u884c\u8bfb\u4e8b\u4ef6\u56de\u8c03\u51fd\u6570&#xff0c;\u8bfb\u53d6\u6570\u636e&#xff0c;\u8bfb\u53d6\u5b8c\u6bd5\u540e\u8c03\u7528TcpServer\u8bbe\u7f6e\u7684\u6d88\u606f\u56de\u8c03\u51fd\u6570&#xff0c;\u8fdb\u884c\u4e1a\u52a1\u5904\u7406<\/li>\n<p>TcpServer\u6a21\u5757\u7684\u4ee3\u7801\u5b9e\u73b0&#xff1a;<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">TcpServer<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">uint64_t<\/span> _next_id<span class=\"token punctuation\">;<\/span>      <span class=\"token comment\">\/\/\u8fd9\u662f\u4e00\u4e2a\u81ea\u52a8\u589e\u957f\u7684\u8fde\u63a5id<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _timeout<span class=\"token punctuation\">;<\/span>           <span class=\"token comment\">\/\/\u8fd9\u662f\u975e\u6d3b\u8dc3\u8fde\u63a5\u7684\u7edf\u8ba1\u65f6\u95f4-\u591a\u957f\u65f6\u95f4\u6ca1\u6709\u901a\u4fe1\u5c31\u5c5e\u4e8e\u975e\u6d3b\u8dc3\u8fde\u63a5<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _port<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> _enable_inactive_release<span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u662f\u5426\u542f\u52a8\u4e86\u975e\u6d3b\u8dc3\u8fde\u63a5\u8d85\u65f6\u9500\u6bc1\u7684\u5224\u65ad\u6807\u5fd7<\/span><br \/>\n    EventLoop _baseloop<span class=\"token punctuation\">;<\/span>    <span class=\"token comment\">\/\/\u8fd9\u662f\u4e3b\u7ebf\u7a0b\u7684EventLoop\u5bf9\u8c61&#xff0c;\u8d1f\u8d23\u76d1\u542c\u4e8b\u4ef6\u7684\u5904\u7406<\/span><br \/>\n    Acceptor _acceptor<span class=\"token punctuation\">;<\/span>     <span class=\"token comment\">\/\/\u8fd9\u662f\u76d1\u542c\u5957\u63a5\u5b57\u7684\u7ba1\u7406\u5bf9\u8c61<\/span><br \/>\n    LoopThreadPool _pool<span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/\u8fd9\u662f\u4ece\u5c5e\u7684EventLoop\u7ebf\u7a0b\u6c60<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>unordered_map<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">uint64_t<\/span><span class=\"token punctuation\">,<\/span>PtrConnection<span class=\"token operator\">&gt;<\/span> _conns<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u4fdd\u5b58\u6240\u6709\u8fde\u63a5\u5bf9\u5e94\u7684shared_ptr\u5bf9\u8c61<\/span><\/p>\n<p>    <span class=\"token keyword\">using<\/span> ConnectedCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> PtrConnection<span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4e1a\u52a1\u5904\u7406\u7684\u56de\u8c03<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> MessageCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> PtrConnection<span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">,<\/span>Buffer <span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u5bf9\u7f13\u51b2\u533a\u7684\u6570\u636e\u8fdb\u884c\u4e1a\u52a1\u5904\u7406<\/span><br \/>\n    <span class=\"token comment\">\/\/\u5173\u95ed\u9636\u6bb5\u7684\u5904\u7406\u56de\u8c03<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> ClosedCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> PtrConnection<span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4efb\u610f\u4e8b\u4ef6\u89e6\u53d1\u7684\u56de\u8c03<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> AnyEventCallback <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> PtrConnection<span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">using<\/span> Functor <span class=\"token operator\">&#061;<\/span> std<span class=\"token double-colon punctuation\">::<\/span>function<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">void<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    ConnectedCallback _connected_callback<span class=\"token punctuation\">;<\/span><br \/>\n    MessageCallback _message_callback<span class=\"token punctuation\">;<\/span><br \/>\n    ClosedCallback _closed_callback<span class=\"token punctuation\">;<\/span><br \/>\n    AnyEventCallback _event_callback<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">RunAfterInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> Functor <span class=\"token operator\">&amp;<\/span>task<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span> delay<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _next_id<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _baseloop<span class=\"token punctuation\">.<\/span><span class=\"token function\">TimerAdd<\/span><span class=\"token punctuation\">(<\/span>_next_id<span class=\"token punctuation\">,<\/span>delay<span class=\"token punctuation\">,<\/span>task<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4e3a\u65b0\u8fde\u63a5\u6784\u9020Connection\u8fdb\u884c\u7ba1\u7406<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">NewConnectionn<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> fd<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _next_id<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        PtrConnection <span class=\"token function\">conn<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token function\">Connection<\/span><span class=\"token punctuation\">(<\/span>_pool<span class=\"token punctuation\">.<\/span><span class=\"token function\">NextLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>_next_id<span class=\"token punctuation\">,<\/span>fd<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        conn<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">SetMessageCallback<\/span><span class=\"token punctuation\">(<\/span>_message_callback<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/-1\u5c31\u662f\u201c\u5360\u4f4d\u7b26\u201d&#xff0c;\u8868\u793a\u8fd9\u4e2a\u53c2\u6570\u4e0d\u662f\u73b0\u5728\u7ed9&#xff0c;\u800c\u662f\u7b49\u4ee5\u540e\u8c03\u7528\u65f6\u518d\u4f20\u8fdb\u6765<\/span><br \/>\n        conn<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">SetClosedCallback<\/span><span class=\"token punctuation\">(<\/span>_closed_callback<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        conn<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">SetConnectedCallback<\/span><span class=\"token punctuation\">(<\/span>_connected_callback<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        conn<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">SetAnyEventCallback<\/span><span class=\"token punctuation\">(<\/span>_event_callback<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        conn<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">SetSrvClosedCallback<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>TcpServer<span class=\"token double-colon punctuation\">::<\/span>RemoveConnection<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span>std<span class=\"token double-colon punctuation\">::<\/span>placeholders<span class=\"token double-colon punctuation\">::<\/span>_1<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>_enable_inactive_release<span class=\"token punctuation\">)<\/span> conn<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">EnableInactiveRelease<\/span><span class=\"token punctuation\">(<\/span>_timeout<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/\u542f\u52a8\u975e\u6d3b\u8dc3\u8d85\u65f6\u9500\u6bc1<\/span><br \/>\n        conn<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Established<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5c31\u7eea\u521d\u59cb\u5316<\/span><br \/>\n        _conns<span class=\"token punctuation\">.<\/span><span class=\"token function\">insert<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">make_pair<\/span><span class=\"token punctuation\">(<\/span>_next_id<span class=\"token punctuation\">,<\/span>conn<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 keyword\">void<\/span> <span class=\"token function\">RemoveConnectionInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> PtrConnection <span class=\"token operator\">&amp;<\/span>conn<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> id <span class=\"token operator\">&#061;<\/span> conn<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Id<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">auto<\/span> it <span class=\"token operator\">&#061;<\/span> _conns<span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>it <span class=\"token operator\">!&#061;<\/span> _conns<span class=\"token punctuation\">.<\/span><span class=\"token function\">end<\/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            _conns<span class=\"token punctuation\">.<\/span><span class=\"token function\">erase<\/span><span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u4ece\u7ba1\u7406Connection\u7684_conns\u4e2d\u79fb\u9664Connection\u7684\u7ba1\u7406\u4fe1\u606f<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">RemoveConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> PtrConnection <span class=\"token operator\">&amp;<\/span>conn<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _baseloop<span class=\"token punctuation\">.<\/span><span class=\"token function\">RunInLoop<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>TcpServer<span class=\"token double-colon punctuation\">::<\/span>RemoveConnectionInLoop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span>conn<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 keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">TcpServer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> port<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span><span class=\"token function\">_port<\/span><span class=\"token punctuation\">(<\/span>port<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_next_id<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_enable_inactive_release<\/span><span class=\"token punctuation\">(<\/span><span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_acceptor<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>_baseloop<span class=\"token punctuation\">,<\/span>port<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span><span class=\"token function\">_pool<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>_baseloop<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        _acceptor<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetAcceptCallback<\/span><span class=\"token punctuation\">(<\/span>std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">bind<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>TcpServer<span class=\"token double-colon punctuation\">::<\/span>NewConnectionn<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span>std<span class=\"token double-colon punctuation\">::<\/span>placeholders<span class=\"token double-colon punctuation\">::<\/span>_1<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        _acceptor<span class=\"token punctuation\">.<\/span><span class=\"token function\">Listen<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u5c06\u76d1\u542c\u5957\u63a5\u5b57\u6302\u5230baseLoop\u4e0a<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetThreadCount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> count<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> _pool<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetThreadCount<\/span><span class=\"token punctuation\">(<\/span>count<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetConnectedCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> ConnectedCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> _connected_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetMessageCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> MessageCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_message_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetClosedCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> ClosedCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_closed_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">SetAnyEventCallback<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> AnyEventCallback <span class=\"token operator\">&amp;<\/span>cb<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_event_callback <span class=\"token operator\">&#061;<\/span> cb<span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">EnableInactiveRelease<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> timeout<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>_timeout <span class=\"token operator\">&#061;<\/span> timeout<span class=\"token punctuation\">;<\/span>_enable_inactive_release <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">true<\/span><span class=\"token punctuation\">;<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token comment\">\/\/\u7528\u4e8e\u6dfb\u52a0\u4e00\u4e2a\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">RunAfter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> Functor 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operator\">&amp;<\/span>TimerWheel<span class=\"token double-colon punctuation\">::<\/span>TimerRefreshInLoop<span class=\"token punctuation\">,<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span>id<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 comment\">\/\/\u53d6\u6d88\u5b9a\u65f6\u4efb\u52a1<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token class-name\">TimerWheel<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">TimerCancel<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">uint32_t<\/span> id<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    _loop<span class=\"token operator\">-&gt;<\/span><span class=\"token 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