{"id":82634,"date":"2026-07-25T10:57:17","date_gmt":"2026-07-25T02:57:17","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/82634.html"},"modified":"2026-07-25T10:57:17","modified_gmt":"2026-07-25T02:57:17","slug":"%e3%80%90%e9%a1%b9%e7%9b%ae%e7%af%87%e3%80%91%e4%bb%8e%e9%9b%b6%e6%89%8b%e5%86%99%e9%ab%98%e5%b9%b6%e5%8f%91%e6%9c%8d%e5%8a%a1%e5%99%a8%ef%bc%88%e5%85%ab%ef%bc%89%ef%bc%9aconnection%e3%80%81acceptor","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/82634.html","title":{"rendered":"\u3010\u9879\u76ee\u7bc7\u3011\u4ece\u96f6\u624b\u5199\u9ad8\u5e76\u53d1\u670d\u52a1\u5668\uff08\u516b\uff09\uff1aConnection\u3001Acceptor\u4e0eTcpServer\u2014\u2014\u7b2c\u4e00\u4e2a\u53ef\u8fd0\u884c\u7684\u670d\u52a1\u5668"},"content":{"rendered":"<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>\n<ul>\n<li><font face=\"\u6977\u4f53\" color=\"purple\" size=\"5\">\u4ece\u96f6\u624b\u5199\u9ad8\u5e76\u53d1\u670d\u52a1\u5668&#xff08;\u516b&#xff09;&#xff1a;Connection\u3001Acceptor\u4e0eTcpServer\u2014\u2014\u7b2c\u4e00\u4e2a\u53ef\u8fd0\u884c\u7684\u670d\u52a1\u5668<\/font><\/li>\n<li><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u4e00\u3001\u5148\u628aAny\u7c7b\u52a0\u8fdb\u6765<\/font><\/li>\n<li><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u4e8c\u3001Connection\u6a21\u5757<\/font><\/li>\n<li>\n<ul>\n<li><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">2.1 Connection\u7684\u4f5c\u7528<\/font><\/li>\n<li><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">2.2 \u8fde\u63a5\u72b6\u6001<\/font><\/li>\n<li><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">2.3 Connection\u7c7b\u5b9e\u73b0<\/font><\/li>\n<\/ul>\n<\/li>\n<li><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u4e09\u3001Acceptor\u6a21\u5757<\/font><\/li>\n<li>\n<ul>\n<li><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">3.1 Acceptor\u7684\u4f5c\u7528<\/font><\/li>\n<li><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">3.2 Acceptor\u7c7b\u5b9e\u73b0<\/font><\/li>\n<\/ul>\n<\/li>\n<li><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u56db\u3001TcpServer\u6a21\u5757<\/font><\/li>\n<li>\n<ul>\n<li><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">4.1 TcpServer\u7684\u4f5c\u7528<\/font><\/li>\n<li><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">4.2 TcpServer\u7c7b\u5b9e\u73b0<\/font><\/li>\n<\/ul>\n<\/li>\n<li><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u4e94\u3001\u7b2c\u4e00\u4e2aEchoServer\u6d4b\u8bd5<\/font><\/li>\n<li><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u516d\u3001\u63d0\u4ea4\u4ee3\u7801<\/font><\/li>\n<li><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u4e03\u3001\u672c\u7bc7\u603b\u7ed3<\/font><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><font face=\"\u6977\u4f53\" color=\"purple\" size=\"5\">\u4ece\u96f6\u624b\u5199\u9ad8\u5e76\u53d1\u670d\u52a1\u5668&#xff08;\u516b&#xff09;&#xff1a;Connection\u3001Acceptor\u4e0eTcpServer\u2014\u2014\u7b2c\u4e00\u4e2a\u53ef\u8fd0\u884c\u7684\u670d\u52a1\u5668<\/font><\/h3>\n<p>&#x1f4ac; \u5f00\u7bc7&#xff1a;\u8fd9\u662f\u6700\u6fc0\u52a8\u4eba\u5fc3\u7684\u4e00\u7bc7&#xff01;\u6211\u4eec\u8981\u628a\u4e4b\u524d\u6240\u6709\u7684\u6a21\u5757\u7ec4\u88c5\u8d77\u6765&#xff0c;\u5b9e\u73b0Connection&#xff08;\u8fde\u63a5\u7ba1\u7406&#xff09;\u3001Acceptor&#xff08;\u76d1\u542c\u7ba1\u7406&#xff09;\u548cTcpServer&#xff08;\u670d\u52a1\u5668\u6574\u4f53\u5c01\u88c5&#xff09;&#xff0c;\u6700\u7ec8\u8dd1\u8d77\u6765\u7b2c\u4e00\u4e2a\u5b8c\u6574\u7684Echo\u670d\u52a1\u5668\u3002<\/p>\n<p>&#x1f44d; \u70b9\u8d5e\u3001\u6536\u85cf\u4e0e\u5206\u4eab&#xff1a;\u5199\u5b8c\u8fd9\u7bc7&#xff0c;\u4f60\u7684\u670d\u52a1\u5668\u5c31\u771f\u6b63\u80fd\u8dd1\u4e86&#xff01;<\/p>\n<p>&#x1f680; \u5faa\u5e8f\u6e10\u8fdb&#xff1a;Any\u7c7b \u2192 Connection \u2192 Acceptor \u2192 TcpServer \u2192 EchoServer\u3002<\/p>\n<hr \/>\n<h3><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u4e00\u3001\u5148\u628aAny\u7c7b\u52a0\u8fdb\u6765<\/font><\/h3>\n<p>Connection\u6a21\u5757\u9700\u8981\u4fdd\u5b58\u534f\u8bae\u4e0a\u4e0b\u6587&#xff0c;\u7528Any\u7c7b\u578b\u3002\u6211\u4eec\u5728\u524d\u7f6e\u77e5\u8bc6\u7bc7\u5df2\u7ecf\u5b9e\u73b0\u8fc7\u4e86&#xff0c;\u76f4\u63a5\u52a0\u5230 server.hpp \u4e2d&#xff08;\u653e\u5728Buffer\u4e4b\u540e&#xff09;&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ &#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061; Any\u901a\u7528\u7c7b\u578b &#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Any<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">Any<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span> <span class=\"token function\">_content<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">NULL<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">typename<\/span> <span class=\"token class-name\">T<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n    <span class=\"token function\">Any<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> T <span class=\"token operator\">&amp;<\/span>val<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span> <span class=\"token function\">_content<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token generic-function\"><span class=\"token function\">holder<\/span><span class=\"token generic class-name\"><span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span><\/span><\/span><span class=\"token punctuation\">(<\/span>val<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\">Any<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> Any <span class=\"token operator\">&amp;<\/span>other<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span> <span class=\"token function\">_content<\/span><span class=\"token punctuation\">(<\/span>other<span class=\"token punctuation\">.<\/span>_content <span class=\"token operator\">?<\/span> other<span class=\"token punctuation\">.<\/span>_content<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">clone<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span> <span class=\"token constant\">NULL<\/span><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\">Any<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>_content<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">delete<\/span> _content<span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><\/p>\n<p>    Any <span class=\"token operator\">&amp;<\/span><span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>Any <span class=\"token operator\">&amp;<\/span>other<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        std<span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span>_content<span class=\"token punctuation\">,<\/span> other<span class=\"token punctuation\">.<\/span>_content<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">typename<\/span> <span class=\"token class-name\">T<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n    T <span class=\"token operator\">*<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">assert<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">typeid<\/span><span class=\"token punctuation\">(<\/span>T<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> _content<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">type<\/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 operator\">&amp;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>holder<span class=\"token operator\">&lt;<\/span>T<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span>_content<span class=\"token punctuation\">)<\/span><span class=\"token operator\">-&gt;<\/span>val<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">typename<\/span> <span class=\"token class-name\">T<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n    Any <span class=\"token operator\">&amp;<\/span><span class=\"token keyword\">operator<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> T <span class=\"token operator\">&amp;<\/span>val<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">Any<\/span><span class=\"token punctuation\">(<\/span>val<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    Any <span class=\"token operator\">&amp;<\/span><span class=\"token keyword\">operator<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>Any other<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        other<span class=\"token punctuation\">.<\/span><span class=\"token function\">swap<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token operator\">*<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">placeholder<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n        <span class=\"token keyword\">virtual<\/span> <span class=\"token operator\">~<\/span><span class=\"token function\">placeholder<\/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\">virtual<\/span> <span class=\"token keyword\">const<\/span> std<span class=\"token double-colon punctuation\">::<\/span>type_info <span class=\"token operator\">&amp;<\/span><span class=\"token function\">type<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">virtual<\/span> placeholder <span class=\"token operator\">*<\/span><span class=\"token function\">clone<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">template<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">typename<\/span> <span class=\"token class-name\">T<\/span><span class=\"token operator\">&gt;<\/span><br \/>\n    <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">holder<\/span> <span class=\"token operator\">:<\/span> <span class=\"token base-clause\"><span class=\"token keyword\">public<\/span> <span class=\"token class-name\">placeholder<\/span><\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n        <span class=\"token function\">holder<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> T <span class=\"token operator\">&amp;<\/span>v<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span> <span class=\"token function\">val<\/span><span class=\"token punctuation\">(<\/span>v<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> std<span class=\"token double-colon punctuation\">::<\/span>type_info <span class=\"token operator\">&amp;<\/span><span class=\"token function\">type<\/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 keyword\">typeid<\/span><span class=\"token punctuation\">(<\/span>T<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n        placeholder <span class=\"token operator\">*<\/span><span class=\"token function\">clone<\/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 keyword\">new<\/span> <span class=\"token function\">holder<\/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\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n        T val<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    placeholder <span class=\"token operator\">*<\/span>_content<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<h3><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u4e8c\u3001Connection\u6a21\u5757<\/font><\/h3>\n<h4><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">2.1 Connection\u7684\u4f5c\u7528<\/font><\/h4>\n<p>Connection\u662f\u5bf9\u4e00\u4e2a\u901a\u4fe1\u8fde\u63a5\u7684\u5b8c\u6574\u7ba1\u7406&#xff0c;\u6bcf\u4e00\u4e2a\u901a\u8fc7accept\u83b7\u53d6\u5230\u7684\u65b0\u8fde\u63a5\u90fd\u4f1a\u7528\u4e00\u4e2aConnection\u5bf9\u8c61\u6765\u7ba1\u7406\u3002<\/p>\n<p>Connection\u5305\u542b&#xff1a;<\/p>\n<p>  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510<br \/>\n  \u2502              Connection                  \u2502<br \/>\n  \u2502                                          \u2502<br \/>\n  \u2502  Socket _socket        \u2192 \u7cfb\u7edfIO\u64cd\u4f5c       \u2502<br \/>\n  \u2502  Channel _channel      \u2192 \u4e8b\u4ef6\u7ba1\u7406         \u2502<br \/>\n  \u2502  Buffer _in_buffer     \u2192 \u63a5\u6536\u7f13\u51b2\u533a       \u2502<br \/>\n  \u2502  Buffer _out_buffer    \u2192 \u53d1\u9001\u7f13\u51b2\u533a       \u2502<br \/>\n  \u2502  Any _context          \u2192 \u534f\u8bae\u4e0a\u4e0b\u6587       \u2502<br \/>\n  \u2502  EventLoop *_loop      \u2192 \u6240\u5c5e\u4e8b\u4ef6\u5faa\u73af      \u2502<br \/>\n  \u2502                                          \u2502<br \/>\n  \u2502  \u56de\u8c03\u51fd\u6570&#xff1a;                               \u2502<br \/>\n  \u2502    _connected_callback  \u2192 \u8fde\u63a5\u5efa\u7acb\u5b8c\u6210     \u2502<br \/>\n  \u2502    _message_callback    \u2192 \u65b0\u6570\u636e\u5230\u6765       \u2502<br \/>\n  \u2502    _closed_callback     \u2192 \u8fde\u63a5\u5173\u95ed        \u2502<br \/>\n  \u2502    _event_callback      \u2192 \u4efb\u610f\u4e8b\u4ef6        \u2502<br \/>\n  \u2502    _server_closed_callback \u2192 \u670d\u52a1\u5668\u5185\u90e8\u5173\u95ed \u2502<br \/>\n  \u2502                                          \u2502<br \/>\n  \u2502  \u5bf9\u5916\u63a5\u53e3&#xff1a;                               \u2502<br \/>\n  \u2502    Send<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>     \u2192 \u53d1\u9001\u6570\u636e                  \u2502<br \/>\n  \u2502    Shutdown<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> \u2192 \u5173\u95ed\u8fde\u63a5                  \u2502<br \/>\n  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<\/p>\n<h4><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">2.2 \u8fde\u63a5\u72b6\u6001<\/font><\/h4>\n<p><span class=\"token comment\">\/\/ \u8fde\u63a5\u72b6\u6001<\/span><br \/>\n<span class=\"token keyword\">typedef<\/span> <span class=\"token keyword\">enum<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    DISCONNECTED<span class=\"token punctuation\">,<\/span>    <span class=\"token comment\">\/\/ \u8fde\u63a5\u5173\u95ed\u72b6\u6001<\/span><br \/>\n    CONNECTING<span class=\"token punctuation\">,<\/span>      <span class=\"token comment\">\/\/ \u8fde\u63a5\u5efa\u7acb\u6210\u529f-\u5f85\u5904\u7406\u72b6\u6001<\/span><br \/>\n    CONNECTED<span class=\"token punctuation\">,<\/span>       <span class=\"token comment\">\/\/ \u8fde\u63a5\u5efa\u7acb\u5b8c\u6210&#xff0c;\u53ef\u4ee5\u901a\u4fe1\u7684\u72b6\u6001<\/span><br \/>\n    DISCONNECTING    <span class=\"token comment\">\/\/ \u5f85\u5173\u95ed\u72b6\u6001<\/span><br \/>\n<span class=\"token punctuation\">}<\/span> ConnStatu<span class=\"token punctuation\">;<\/span><\/p>\n<h4><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">2.3 Connection\u7c7b\u5b9e\u73b0<\/font><\/h4>\n<p><span class=\"token comment\">\/\/ &#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061; Connection\u8fde\u63a5\u7ba1\u7406\u6a21\u5757 &#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Connection<\/span><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><\/p>\n<p><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> <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><br \/>\n    <span class=\"token keyword\">int<\/span> _sockfd<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> _enable_inactive_release<span class=\"token punctuation\">;<\/span><br \/>\n    EventLoop <span class=\"token operator\">*<\/span>_loop<span class=\"token punctuation\">;<\/span><br \/>\n    ConnStatu _statu<span class=\"token punctuation\">;<\/span><br \/>\n    Socket _socket<span class=\"token punctuation\">;<\/span><br \/>\n    Channel _channel<span class=\"token punctuation\">;<\/span><br \/>\n    Buffer _in_buffer<span class=\"token punctuation\">;<\/span><br \/>\n    Buffer _out_buffer<span class=\"token punctuation\">;<\/span><br \/>\n    Any _context<span class=\"token punctuation\">;<\/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 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><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 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    ClosedCallback _server_closed_callback<span class=\"token punctuation\">;<\/span> <\/p>\n<p><span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token comment\">\/\/ ET \u6a21\u5f0f\u5fc5\u987b\u5faa\u73af\u8bfb\u53d6\u76f4\u5230 EAGAIN<\/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> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token boolean\">true<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/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><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> <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token comment\">\/\/ EAGAIN \u8868\u793a\u6ca1\u6570\u636e\u4e86&#xff0c;\u9000\u51fa\u5faa\u73af<\/span><br \/>\n                <span class=\"token keyword\">break<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>ret <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                <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            _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 punctuation\">}<\/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> <span class=\"token punctuation\">{<\/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><\/p>\n<p>    <span class=\"token comment\">\/\/ ET \u6a21\u5f0f\u5fc5\u987b\u5faa\u73af\u53d1\u9001\u76f4\u5230\u7f13\u51b2\u533a\u6ee1<\/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> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">while<\/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> <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\">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> <span class=\"token punctuation\">{<\/span><br \/>\n                <span class=\"token comment\">\/\/ \u53d1\u9001\u7f13\u51b2\u533a\u6ee1\u4e86&#xff0c;\u9000\u51fa\u7b49\u4e0b\u6b21\u901a\u77e5<\/span><br \/>\n                <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/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 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> <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><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> <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><\/p>\n<p>    <span class=\"token keyword\">void<\/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 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> <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 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 keyword\">void<\/span> <span class=\"token function\">HandleError<\/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\">HandleClose<\/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\">void<\/span> <span class=\"token function\">HandleEvent<\/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>_enable_inactive_release<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><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 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 keyword\">void<\/span> <span class=\"token function\">EstablishedInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/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><br \/>\n        _statu <span class=\"token operator\">&#061;<\/span> CONNECTED<span class=\"token punctuation\">;<\/span><br \/>\n        _channel<span class=\"token punctuation\">.<\/span><span class=\"token function\">Tie<\/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        _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 keyword\">void<\/span> <span class=\"token function\">ReleaseInLoop<\/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>_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><br \/>\n        _statu <span class=\"token operator\">&#061;<\/span> DISCONNECTED<span class=\"token punctuation\">;<\/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        _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 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 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 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 keyword\">void<\/span> <span class=\"token function\">SendInLoop<\/span><span class=\"token punctuation\">(<\/span>Buffer buf<span class=\"token punctuation\">)<\/span> <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><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><span class=\"token operator\">!<\/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 punctuation\">)<\/span> _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 keyword\">void<\/span> <span class=\"token function\">ShutdownInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        _statu <span class=\"token operator\">&#061;<\/span> DISCONNECTING<span class=\"token punctuation\">;<\/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 operator\">&amp;&amp;<\/span> _message_callback<span class=\"token punctuation\">)<\/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 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> <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 keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/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 punctuation\">)<\/span> _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 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> <span class=\"token punctuation\">{<\/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 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 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><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>Release<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> <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> _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><\/p>\n<p><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><span class=\"token punctuation\">,<\/span> <span class=\"token function\">_sockfd<\/span><span class=\"token punctuation\">(<\/span>sockfd<span class=\"token punctuation\">)<\/span><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><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><br \/>\n      <span class=\"token function\">_statu<\/span><span class=\"token punctuation\">(<\/span>CONNECTING<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token function\">_socket<\/span><span class=\"token punctuation\">(<\/span>_sockfd<span class=\"token punctuation\">)<\/span><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 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 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 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><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    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 keyword\">void<\/span> <span class=\"token function\">Established<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> _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> <span class=\"token punctuation\">}<\/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> <span class=\"token punctuation\">{<\/span><br \/>\n        Buffer buf<span class=\"token punctuation\">;<\/span> 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 keyword\">void<\/span> <span class=\"token function\">Shutdown<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> _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> <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> <span class=\"token punctuation\">{<\/span> _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>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> <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> sec<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> _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> <span class=\"token punctuation\">}<\/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> <span class=\"token punctuation\">{<\/span> _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> <span class=\"token punctuation\">}<\/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> <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> <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        _context <span class=\"token operator\">&#061;<\/span> context<span class=\"token punctuation\">;<\/span> _connected_callback <span class=\"token operator\">&#061;<\/span> conn<span class=\"token punctuation\">;<\/span> _message_callback <span class=\"token operator\">&#061;<\/span> msg<span class=\"token punctuation\">;<\/span> _closed_callback <span class=\"token operator\">&#061;<\/span> closed<span class=\"token punctuation\">;<\/span> _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 punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>\u6211\u4eec\u8fd8\u9700\u8981\u5728EventLoop\u4e2d\u8865\u4e00\u4e2a AssertInLoop \u65b9\u6cd5&#xff1a;<\/p>\n<p><span class=\"token comment\">\/\/ \u5728EventLoop\u7c7b\u4e2d\u6dfb\u52a0<\/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> <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><\/p>\n<hr \/>\n<h3><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u4e09\u3001Acceptor\u6a21\u5757<\/font><\/h3>\n<h4><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">3.1 Acceptor\u7684\u4f5c\u7528<\/font><\/h4>\n<p>Acceptor\u7ba1\u7406\u76d1\u542c\u5957\u63a5\u5b57&#xff0c;\u804c\u8d23\u5f88\u7b80\u5355&#xff1a;<\/p>\n<li>\u521b\u5efa\u76d1\u542c\u5957\u63a5\u5b57<\/li>\n<li>\u76d1\u542c\u5957\u63a5\u5b57\u53ef\u8bfb\u65f6&#xff0c;accept\u83b7\u53d6\u65b0\u8fde\u63a5<\/li>\n<li>\u83b7\u53d6\u5230\u65b0\u8fde\u63a5\u540e&#xff0c;\u901a\u8fc7\u56de\u8c03\u51fd\u6570\u901a\u77e5\u4e0a\u5c42<\/li>\n<h4><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">3.2 Acceptor\u7c7b\u5b9e\u73b0<\/font><\/h4>\n<p><span class=\"token comment\">\/\/ &#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061; Acceptor\u76d1\u542c\u7ba1\u7406\u6a21\u5757 &#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Acceptor<\/span> <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\">\/\/ \u7528\u4e8e\u521b\u5efa\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><\/p>\n<p><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\u56de\u8c03&#8211;\u83b7\u53d6\u65b0\u8fde\u63a5<\/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> <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> <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><\/p>\n<p>    <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> <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\">CreateServer<\/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><\/p>\n<p><span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/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><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 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 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><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u56db\u3001TcpServer\u6a21\u5757<\/font><\/h3>\n<h4><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">4.1 TcpServer\u7684\u4f5c\u7528<\/font><\/h4>\n<p>TcpServer\u662f\u6574\u4e2a\u670d\u52a1\u5668\u6846\u67b6\u7684\u6700\u7ec8\u5c01\u88c5&#xff0c;\u628a\u6240\u6709\u6a21\u5757\u4e32\u8d77\u6765&#xff1a;<\/p>\n<p>TcpServer\u7684\u804c\u8d23&#xff1a;<\/p>\n<p>  \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510<br \/>\n  \u2502               TcpServer                   \u2502<br \/>\n  \u2502                                           \u2502<br \/>\n  \u2502  Acceptor        \u2192 \u76d1\u542c\u65b0\u8fde\u63a5              \u2502<br \/>\n  \u2502  LoopThreadPool  \u2192 \u7ba1\u7406\u5b50\u7ebf\u7a0bEventLoop      \u2502<br \/>\n  \u2502  EventLoop       \u2192 \u4e3b\u7ebf\u7a0b\u4e8b\u4ef6\u5faa\u73af<span class=\"token punctuation\">(<\/span>baseloop<span class=\"token punctuation\">)<\/span>  \u2502<br \/>\n  \u2502  connections     \u2192 \u7ba1\u7406\u6240\u6709Connection        \u2502<br \/>\n  \u2502                                           \u2502<br \/>\n  \u2502  \u6d41\u7a0b&#xff1a;                                    \u2502<br \/>\n  \u2502  <span class=\"token number\">1<\/span>. Acceptor\u83b7\u53d6\u65b0\u8fde\u63a5fd                    \u2502<br \/>\n  \u2502  <span class=\"token number\">2<\/span>. \u4ece\u7ebf\u7a0b\u6c60\u4e2d\u8f6e\u8be2\u9009\u4e00\u4e2aEventLoop             \u2502<br \/>\n  \u2502  <span class=\"token number\">3<\/span>. \u521b\u5efaConnection\u5bf9\u8c61&#xff0c;\u7ed1\u5b9a\u5230\u8be5EventLoop     \u2502<br \/>\n  \u2502  <span class=\"token number\">4<\/span>. Connection\u81ea\u5df1\u7ba1\u7406\u540e\u7eed\u7684\u8bfb\u5199\u4e8b\u4ef6           \u2502<br \/>\n  \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<\/p>\n<h4><font face=\"\u6977\u4f53\" size=\"4\" color=\"#112299\">4.2 TcpServer\u7c7b\u5b9e\u73b0<\/font><\/h4>\n<p><span class=\"token comment\">\/\/ &#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061; TcpServer\u670d\u52a1\u5668\u6a21\u5757 &#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;<\/span><br \/>\n<span class=\"token keyword\">class<\/span> <span class=\"token class-name\">TcpServer<\/span> <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><br \/>\n    <span class=\"token keyword\">uint64_t<\/span> _timer_id<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _port<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> _timeout<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">bool<\/span> _enable_inactive_release<span class=\"token punctuation\">;<\/span><br \/>\n    EventLoop _baseloop<span class=\"token punctuation\">;<\/span><br \/>\n    Acceptor _acceptor<span class=\"token punctuation\">;<\/span><br \/>\n    LoopThreadPool _pool<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\">uint64_t<\/span><span class=\"token punctuation\">,<\/span> PtrConnection<span class=\"token operator\">&gt;<\/span> _conns<span class=\"token punctuation\">;<\/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 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><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 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><\/p>\n<p><span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">NewConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> fd<span class=\"token punctuation\">)<\/span> <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><\/p>\n<p>        <span class=\"token comment\">\/\/ \u3010\u4fee\u6b63\u3011\u76f4\u63a5\u8bbe\u7f6e\u975e\u963b\u585e&#xff0c;\u4e0d\u8981\u521b\u5efa Socket(fd) \u4e34\u65f6\u5bf9\u8c61&#xff01;<\/span><br \/>\n        <span class=\"token keyword\">int<\/span> flag <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">fcntl<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">,<\/span> F_GETFL<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">fcntl<\/span><span class=\"token punctuation\">(<\/span>fd<span class=\"token punctuation\">,<\/span> F_SETFL<span class=\"token punctuation\">,<\/span> flag <span class=\"token operator\">|<\/span> O_NONBLOCK<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        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><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><\/p>\n<p>        <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><\/p>\n<p>        <span class=\"token comment\">\/\/ \u3010\u4fee\u6b63\u3011\u5148\u4fdd\u5b58\u5230 map&#xff0c;\u518d Established&#xff0c;\u9632\u6b62\u7ade\u6001\u6761\u4ef6<\/span><br \/>\n        _conns<span class=\"token punctuation\">[<\/span>_next_id<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> conn<span class=\"token punctuation\">;<\/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><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <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> <span class=\"token punctuation\">{<\/span><br \/>\n        _conns<span class=\"token punctuation\">.<\/span><span class=\"token function\">erase<\/span><span class=\"token punctuation\">(<\/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><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token keyword\">void<\/span> <span class=\"token function\">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> <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><\/p>\n<p><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><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><span class=\"token punctuation\">,<\/span> <span class=\"token function\">_timer_id<\/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\">_enable_inactive_release<\/span><span class=\"token punctuation\">(<\/span><span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n          <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><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>NewConnection<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><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <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> _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><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\">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 keyword\">void<\/span> <span class=\"token function\">RunAfter<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> TaskFunc <span class=\"token operator\">&amp;<\/span>task<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> delay<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        _baseloop<span class=\"token punctuation\">.<\/span><span class=\"token function\">RunInLoop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">[<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> task<span class=\"token punctuation\">,<\/span> delay<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span> _baseloop<span class=\"token punctuation\">.<\/span><span class=\"token function\">TimerAdd<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&#043;&#043;<\/span>_timer_id<span class=\"token punctuation\">,<\/span> delay<span class=\"token punctuation\">,<\/span> task<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 keyword\">void<\/span> <span class=\"token function\">Start<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> _pool<span class=\"token punctuation\">.<\/span><span class=\"token function\">Create<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> _baseloop<span class=\"token punctuation\">.<\/span><span class=\"token function\">Start<\/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><font face=\"\u6977\u4f53\" color=\"#984229\" size=\"5\">\u4e94\u3001\u7b2c\u4e00\u4e2aEchoServer\u6d4b\u8bd5<\/font><\/h3>\n<p>\u7ec8\u4e8e\u5230\u4e86\u6fc0\u52a8\u4eba\u5fc3\u7684\u65f6\u523b&#xff01;\u6211\u4eec\u7528TcpServer\u5199\u4e00\u4e2aEcho\u670d\u52a1\u5668&#xff1a;<\/p>\n<p><span class=\"token builtin class-name\">cd<\/span> ~\/TcpServer\/test<br \/>\n<span class=\"token function\">vim<\/span> echo_server.cpp<\/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\">&#034;..\/source\/server.hpp&#034;<\/span><\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    TcpServer <span class=\"token function\">server<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">8500<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    server<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetThreadCount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    server<span class=\"token punctuation\">.<\/span><span class=\"token function\">EnableInactiveRelease<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ 10\u79d2\u65e0\u6d3b\u52a8\u5219\u65ad\u5f00<\/span><\/p>\n<p>    server<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetConnectedCallback<\/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\">const<\/span> PtrConnection <span class=\"token operator\">&amp;<\/span>conn<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">DBG_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u65b0\u8fde\u63a5\u5efa\u7acb connid:%d&#034;<\/span><span class=\"token punctuation\">,<\/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><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>server<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetMessageCallback<\/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\">const<\/span> PtrConnection <span class=\"token operator\">&amp;<\/span>conn<span class=\"token punctuation\">,<\/span> Buffer <span class=\"token operator\">*<\/span>buf<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    std<span class=\"token double-colon punctuation\">::<\/span>string msg <span class=\"token operator\">&#061;<\/span> buf<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">ReadAsStringAndPop<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token operator\">-&gt;<\/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 function\">DBG_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u6536\u5230\u6570\u636e[%d]: %s&#034;<\/span><span class=\"token punctuation\">,<\/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> msg<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    conn<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">Send<\/span><span class=\"token punctuation\">(<\/span>msg<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> msg<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><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    server<span class=\"token punctuation\">.<\/span><span class=\"token function\">SetClosedCallback<\/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\">const<\/span> PtrConnection <span class=\"token operator\">&amp;<\/span>conn<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">DBG_LOG<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u8fde\u63a5\u5173\u95ed connid:%d&#034;<\/span><span class=\"token punctuation\">,<\/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><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    server<span class=\"token punctuation\">.<\/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 keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u7f16\u8bd1\u8fd0\u884c&#xff1a;<\/p>\n<p>g&#043;&#043; <span class=\"token parameter variable\">-std<\/span><span class=\"token operator\">&#061;<\/span>c&#043;&#043;17 echo_server.cpp <span class=\"token parameter variable\">-o<\/span> echo_server <span class=\"token parameter variable\">-lpthread<\/span><br \/>\n.\/echo_server<\/p>\n<p>\u53e6\u5f00\u7ec8\u7aef\u7528\u4e4b\u524d\u7684\u5ba2\u6237\u7aef\u6d4b\u8bd5&#xff0c;\u6216\u8005\u76f4\u63a5\u7528 telnet&#xff1a;<\/p>\n<p>telnet <span class=\"token number\">127.0<\/span>.0.1 <span class=\"token number\">8500<\/span><\/p>\n<p>\u8f93\u5165\u4efb\u610f\u5185\u5bb9&#xff0c;\u670d\u52a1\u5668\u4f1a\u539f\u6837\u8fd4\u56de\u3002<\/p>\n<p>\u670d\u52a1\u7aef\u8f93\u51fa&#xff1a;<\/p>\n<p>wsh&#064;VM-16-2-ubuntu:~\/TcpServer\/test$ .\/echo_server<br \/>\n<span class=\"token punctuation\">[<\/span>0x7f8a1b2c3740 <span class=\"token number\">18<\/span>:00:01 <span class=\"token punctuation\">..<\/span>\/source\/server.hpp:156<span class=\"token punctuation\">]<\/span> SIGPIPE INIT<br \/>\n<span class=\"token punctuation\">[<\/span>0x7f8a1b2c3740 <span class=\"token number\">18<\/span>:00:05 echo_server.cpp:9<span class=\"token punctuation\">]<\/span> \u65b0\u8fde\u63a5\u5efa\u7acb connid:1<br \/>\n<span class=\"token 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