{"id":1136,"date":"2022-03-03T21:49:16","date_gmt":"2022-03-03T13:49:16","guid":{"rendered":"https:\/\/www.xianwaizhiyin.net\/?p=1136"},"modified":"2022-06-11T02:32:17","modified_gmt":"2022-06-10T18:32:17","slug":"st%e6%ba%90%e7%a0%81%e5%88%86%e6%9e%90-%e5%89%8d%e8%a8%80","status":"publish","type":"post","link":"https:\/\/www.xianwaizhiyin.net\/?p=1136","title":{"rendered":"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00"},"content":{"rendered":"\n<p>ST \u662f state-thread \u7684\u7f29\u5199\u3002state-thread \u662f\u4e00\u4e2a C \u8bed\u8a00\u5b9e\u73b0\u7684\u534f\u7a0b\u5e93\uff0c\u8fd9\u4e2a\u5e93\u662f 8\u5e74\u524d\u7684\uff0c <a href=\"http:\/\/state-threads.sourceforge.net\/docs\/\">\u300astate-thread \u5b98\u7f51\u6587\u6863\u300b<\/a>\u3002<\/p>\n\n\n\n<p>ST \u534f\u7a0b\u4f18\u52bf\u6709\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n<p>1\uff0c\u4ece\u6027\u80fd\u4e0a\u6765\u8bf4\uff0cST\u548c\u4f20\u7edf\u7684EDSM\u5b9e\u73b0\u51e0\u4e4e\u4e00\u6837\u5feb\u3002\u4e5f\u5c31\u662f\u7528 ST \u8ddf\u7528 \u5355\u7ebf\u7a0b epoll \u4e00\u6837\u9ad8\u6548\u3002<\/p>\n\n\n\n<p>2\uff0c\u5728\u5185\u5b58\u65b9\u9762\uff0cST\u51e0\u4e4e\u548c\u4f20\u7edf\u7684EDSM\u4e00\u6837\u9ad8\u6548\u3002\u4e5f\u5c31\u662f\u7528 ST \u8ddf\u7528 epoll \u4e00\u6837\u9ad8\u6548\u3002<\/p>\n\n\n\n<p>3\uff0c\u56e0\u4e3a\u5355\u7ebf\u7a0b\u975e\u963b\u585e <code class=\"prettyprint\" >epoll<\/code> \u7684\u67b6\u6784 \u4f1a\u628a <strong>\u8bf7\u6c42<\/strong> \u8ddf <strong>\u56de\u8c03<\/strong> \u5206\u79bb\uff0c\u8fd9\u79cd <strong>\u8bf7\u6c42<\/strong> \u8ddf <strong>\u56de\u8c03<\/strong> \u5206\u79bb \u7684\u67b6\u6784 \uff0c\u8fd9\u4e2a\u67b6\u6784\u5728\u590d\u6742\u4e1a\u52a1\u4e0b\u53ef\u80fd\u4f1a\u5bfc\u81f4\u56de\u8c03\u5730\u72f1\u7684\u95ee\u9898\u3002\u4f2a\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"prettyprint\" >dns_udp_data_1 = {xxx}\nsendto(dns_udp_data_1)\ndns_udp_data_2 = {xxx}\nsendto(dns_udp_data_2)\ndns_udp_data_3 = {xxx}\nsendto(dns_udp_data_3)\n\u200b\nwhile(){\n    \/\/\u7b49\u5f85 3 \u4e2audp fd\n    epoll_wait();\n    \/\/\u5904\u7406\u72b6\u6001\u6539\u53d8\u7684fd\n    recvfrom(fd);\n    \/\/\u5904\u7406 dns \u54cd\u5e94\n}<\/code><\/pre>\n\n\n\n<p>\u4ece\u4e0a\u9762\u7684\u4f2a\u4ee3\u7801\u53ef\u4ee5\u770b\u5230\uff0c\u5355\u7ebf\u7a0b\u975e\u963b\u585e\u5982\u679c\u4e0d\u7528\u534f\u7a0b\uff0c\u8bed\u6cd5\u4e0a\uff0c\u8bf7\u6c42\u8ddf \u56de\u8c03 \u5904\u7406\u662f\u5206\u5f00\u7684\uff0c\u6bd4\u8f83\u5bb9\u6613\u7684\u7406\u89e3\u8bed\u6cd5\u5e94\u8be5\u662f \u4e00\u4e2a sendto \u7136\u540e\u4e00\u4e2a recvfrom\uff0c\u5904\u7406\u5b8c\u4e00\u4e2a\u4efb\u52a1\u518d\u6267\u884c\u53e6\u4e00\u4e2a\u4efb\u52a1\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528\u4e86 state-thread \u5c31\u53ef\u4ee5\u5408\u5e76 sendto \u8ddf recvfrom\uff0c <code class=\"prettyprint\" >st_sendto()<\/code> \u4f1a\u963b\u585e\u5728 <code>st_recvfrom()<\/code>\uff0c\u4f46\u5e76\u4e0d\u662f\u771f\u6b63\u7684\u963b\u585e\uff0c\u800c\u662f\u628a fd \u4e22\u8fdb\u53bb\u5168\u5c40\u7ba1\u7406\u5668\u4e4b\u540e\uff0c\u5c31\u5207\u6362\u5230\u5176\u4ed6\u534f\u7a0b\u6267\u884c\uff0c\u56e0\u6b64 <code>st_recvfrom()<\/code> \u5e76\u4e0d\u50cf \u64cd\u4f5c\u7cfb\u7edf\u7684 <code>recvform()<\/code> \u4e00\u6837\uff0c\u4f1a\u963b\u585e<strong>\u7ebf\u7a0b<\/strong>\u7684\u5176\u4ed6\u4efb\u52a1\u3002\u5728 ST \u91cc\u9762 \u963b\u585e \u672c\u8d28\u4e0a\u5c31\u662f\u5207\u6362\u4e0a\u4e0b\u6587\uff0c\u5f53\u6240\u6709\u534f\u7a0b\u90fd\u6267\u884c\u5b8c\uff0cidle\u534f\u7a0b\u5c31\u4f1a <code>epoll_wait()<\/code> \u7b49\u5f85 \u6240\u6709fd \u7684\u53d8\u5316\uff0c\u8fd9\u91cc\u624d\u662f\u771f\u6b63\u7684\u963b\u585e\u3002fd \u6709\u53d8\u5316\u4e86\uff0c\u518d\u5207\u6362\u56de\u53bb\u4e4b\u524d\u7684 <code>st_recvfrom()<\/code> \u7ee7\u7eed\u6267\u884c\u3002<\/p>\n\n\n\n<p>\u8fd9\u6837\u5c31\u80fd\u628a \u8bf7\u6c42 \uff0c\u5bf9\u9762\u7684respond \uff08\u56de\u8c03\uff09\u5408\u5728\u4e00\u8d77\uff0c\u987a\u5e8f\u5904\u7406\uff0c\u4ee3\u7801\u770b\u8d77\u6765\u662f\u987a\u5e8f\u7684\u3002\u8fd9\u6837 \u5b9e\u73b0 RTMP \u8fd9\u79cd\u590d\u6742\u534f\u8bae\uff0c\u56e0\u4e3a\u662f\u987a\u5e8f\u7684\uff0c\u6240\u4ee5\u5199\u8d77\u6765\u5c31\u6bd4 <code class=\"prettyprint\" >epoll<\/code> \u7b80\u5355\u5f88\u591a\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>google_ads_content<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<p>\u4f46\u662f\u6211\u5ba2\u89c2\u8bf4\u4e00\u4e0b\uff0c\u534f\u7a0b\u65b9\u6848\u6bcf\u6b21 <code class=\"prettyprint\" >st_sendto()<\/code> \u8ddf <code>st_recvfrom()<\/code> \u4e4b\u540e\u90fd\u4f1a\u7ecf\u5386\u4e00\u6b21\u4e0a\u4e0b\u6587\u5207\u6362\uff0c\u8fd9\u4e2a\u4e0a\u4e0b\u6587\u5207\u6362\u5927\u6982\u4f1a\u6267\u884c10\u591a\u6761\u6c47\u7f16\u6307\u4ee4\u3002\u6240\u4ee5\u534f\u7a0b\u65b9\u6848 \u505a\u591a\u57df\u540dDNS\u67e5\u8be2 \u6bd4\u4e0a\u9762\u7684\u4f2a\u4ee3\u7801\u6267\u884c\u901f\u5ea6\u662f\u6162\u4e00\u4e9b\u7684\uff0c\u56e0\u4e3a\u4e0a\u9762\u7684\u4f2a\u4ee3\u7801\uff0c3 \u4e2a <code>sendto<\/code> \u662f\u7ebf\u6027\u6267\u884c\uff0c\u6ca1\u6709\u4e0a\u4e0b\u6587\u5207\u6362\u3002<\/p>\n\n\n\n<p>\u800c\u4e14\u591a\u4e2a\u534f\u7a0b\u56e0\u4e3a\u662f\u5728\u5355\u7ebf\u7a0b\u91cc\u9762\u8fd0\u884c\u7684\uff0c\u6240\u4ee5\u4ed6\u4eec\u5e76\u4e0d\u662f\u5e76\u884c\u7684\uff0c\u4e5f\u5c31\u662f\u591a\u4e2a\u534f\u7a0b\u64cd\u4f5c\u5168\u5c40\u53d8\u91cf\u4e0d\u7528\u52a0\u9501\uff0c\u8fd9\u662f\u4f18\u52bf\uff0c\u4e5f\u662f\u52a3\u52bf\u3002<\/p>\n\n\n\n<p>\u5355\u7ebf\u7a0b\u591a\u534f\u7a0b\u5f00\u4e86\u5f88\u591a\u534f\u7a0b\u5904\u7406\u4e0d\u540c\u7684\u4efb\u52a1\u7684\u65f6\u5019\uff0c\u4f1a\u975e\u5e38\u5f71\u54cd\u5b9e\u65f6\u6027\u3002\u56e0\u4e3a\u5982\u679c\u591a\u4e2a\u63a8\u6d41\u534f\u7a0b\u8ddf\u591a\u4e2a\u64ad\u653e\u7ebf\u7a0b\u90fd\u5728\u4e00\u4e2a\u7ebf\u7a0b\u91cc\u9762\uff0c\u63a8\u6d41\u534f\u7a0b\u6709\u6570\u636e\u4e86\uff0c\u89e3\u590d\u7528\u5b8c\u4e86\u5904\u7406\u5b8c\u4e86\uff0c\u662f\u4e0d\u662f\u5e94\u8be5\u5c3d\u5feb\u6fc0\u6d3b\u64ad\u653e\u534f\u7a0b\u6765\u5904\u7406\u8fd9\u4e2a\u6570\u636e\uff1f\u4f46\u662f\u5982\u679c\u4e0a\u4e0b\u6587\u5207\u6362\u5230 \u64ad\u653e\u534f\u7a0b\u6765\u63a8\u9001\u6570\u636e\u5230\u5ba2\u6237\u7aef\uff0c\u90a3\u63a8\u6d41\u534f\u7a0b\u5c31\u4f1a\u963b\u585e\u505c\u4e0b\u6765\uff0c\u4f46\u662f\u63a8\u6d41\u5ba2\u6237\u7aef\u4e0d\u662f\u53ea\u63a8\u4e00\u4e2a\u5305\uff0c\u662f\u6709\u6e90\u6e90\u4e0d\u65ad\u7684\u6570\u636e\u63a8\u9001\u6765\u7684\u3002\u800c\u4e14\u5982\u679c\u6709\u591a\u4e2a\u63a8\u6d41\u5ba2\u6237\u7aef epoll_wait() \u4e0d\u4e00\u5b9a\u6fc0\u6d3b\u7684\u7b2c\u4e00\u4e2afd \u5c31\u662f \u64ad\u653e\u7aef\u7684fd\uff0c\u53ef\u80fd\u662f\u53e6\u4e00\u4e2a\u63a8\u6d41\u5ba2\u6237\u7aef\u7684fd\uff0c\u8fd9\u6837\u5b9e\u65f6\u6027\u4f1a\u518d\u6253\u6298\u6263\u3002<\/p>\n\n\n\n<p>\u89e3\u51b3\u65b9\u6848\u53ef\u4ee5\u8fd9\u6837\uff0c\u5f00\u4e00\u4e2a\u7ebf\u7a0b\u5904\u7406\u591a\u4e2a\u63a8\u6d41\u5ba2\u6237\u7aef\uff0c\u5f00\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u5904\u7406\u591a\u4e2a\u64ad\u653e\u5ba2\u6237\u7aef\u3002\u7ebf\u7a0b\u91cc\u9762\u7528\u591a\u534f\u7a0b\u3002<\/p>\n\n\n\n<p>\u628a\u76f8\u540c\u7684\u4efb\u52a1\u4e22\u8fdb\u53bb\u4e00\u4e2a\u7ebf\u7a0b\uff0c\u4f8b\u5982\u63a8\u6d41\u7aef\uff0c\u5168\u90e8\u4e22\u8fdb\u53bb\u4e00\u4e2a\u7ebf\u7a0b\uff0c\u64ad\u653e\u7aef\u653e\u5728\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u3002\u7ebf\u7a0b\u91cc\u9762\u90fd\u662f\u591a\u534f\u7a0b\uff0c\u8fd9\u6837\u5c31\u80fd\u63d0\u9ad8\u5b9e\u65f6\u6027\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<p>\u867d\u7136\u4e0a\u9762\u7684\u4ee3\u7801\uff0cDNS\u67e5\u8be2\uff0c\u4e0d\u7528\u534f\u7a0b\uff0c\u7a0b\u5e8f\u4f1a\u5feb\u4e00\u4e9b\uff0c\u8fd9\u662f\u5355\u7ebf\u7a0b\u7684\u60c5\u51b5\uff0c\u5982\u679c\u662f\u590d\u6742\u7cfb\u7edf\uff0c\u591a\u7ebf\u7a0b\uff0c\u4e0d\u7528\u534f\u7a0b\u4e5f\u4f1a\u5bfc\u81f4\u4e0a\u4e0b\u6587\u5207\u6362\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5e38\u89c1\u7684\u670d\u52a1\u5668\u662f\u8fd9\u6837\u7684\uff0c\u7ebf\u7a0bA \u963b\u585e\u5728 epoll_wait()\uff0c\u53e6\u4e00\u4e2a\u7ebf\u7a0bB \u963b\u585e\u5728\u6761\u4ef6\u53d8\u91cf\uff0c\u7ebf\u7a0bA\u6fc0\u6d3b\u4e4b\u540e\uff0c\u8bfb\u5230\u4fe1\u606f\uff0c\u6fc0\u6d3b\u7ebf\u7a0bB\u53bb\u5904\u7406\uff0c\u8fd9\u5c31\u6709\u53ef\u80fd\u5bfc\u81f4\u4e0a\u4e0b\u6587\u5207\u6362\uff0c\u5982\u679c\u4e24\u4e2a\u7ebf\u7a0b\u5728\u4e0d\u540c\u7684\u6838\u5fc3\u5c31\u4e0d\u4f1a\u5bfc\u81f4\u5207\u6362\u3002\u4f46\u662f\u534f\u7a0b\u7684\u60c5\u51b5\u4e5f\u662f\u8fd9\u6837\uff0cepoll_wait() \u4e4b\u540e\u5207\u6362\u4e0a\u4e0b\u6587\uff0c\u8fd9\u662f\u534f\u7a0b\u7684\u5207\u6362\u4e0a\u4e0b\u6587\u662f\u81ea\u5df1\u505a\u7684\u3002<\/p>\n\n\n\n<p>\u6240\u4ee5\u5728\u590d\u6742\u7cfb\u7edf\u4e0b\uff0c\u591a\u7ebf\u7a0b+\u591a\u534f\u7a0b VS \u591a\u7ebf\u7a0b\u56de\u8c03\uff0c\u6211\u4e2a\u4eba\u8ba4\u4e3a\u8fd8\u662f\u591a\u7ebf\u7a0b+\u591a\u534f\u7a0b\u9ad8\u660e\u4e00\u4e9b\uff0c\u53ea\u8981\u628a\u4e0d\u540c\u7684\u4efb\u52a1\u5206\u5f00\u7ebf\u7a0b\u5904\u7406\uff0c\u5c31\u80fd\u5e76\u884c\uff0c\u63d0\u9ad8\u5b9e\u65f6\u6027\u3002\u6bd4\u56de\u8c03\u5199\u6cd5\u7b80\u5355\u660e\u4e86\u5f88\u591a\uff0c\u56e0\u4e3a\u5ba2\u6237\u7aef\u8db3\u591f\u591a\u7684\u65f6\u5019\uff0c\u4e24\u79cd\u573a\u666f\u90fd\u4f1a\u6709\u4e0a\u4e0b\u6587\u5207\u6362\u7684\u635f\u8017\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u4e0d\u7528\u534f\u7a0b\uff0c\u5f53\u4e1a\u52a1\u9047\u5230\u963b\u585e\u64cd\u4f5c\uff0c\u4f8b\u5982\u9700\u8981\u67e5\u4e00\u4e0b\u6570\u636e\u5e93\uff0c\u53ea\u80fd\u963b\u585e\uff0c\u7b49\u67e5\u5230\u518d\u7ee7\u7eed\u8dd1\uff0c\u4f46\u662f\u7ebf\u7a0b\u6c60\u7684\u7ebf\u7a0b\u6570\u91cf\u662f\u6709\u9650\u7684\uff0c\u4e00\u4e2a\u7ebf\u7a0b\u963b\u585e\u4e86\uff0c\u8981\u5904\u7406\u66f4\u591a\u7684\u8bf7\u6c42\u600e\u4e48\u529e\uff1f\u53ea\u80fd\u518d\u5f00\u66f4\u591a\u7684\u7ebf\u7a0b\uff0c\u5f00\u66f4\u591a\u7684\u7ebf\u7a0b\u4e86\uff0c\u6bd4CPU\u6838\u6570\u90fd\u591a\u4e86\uff0c\u4e0a\u4e0b\u6587\u5207\u6362\u5c31\u4f1a\u66f4\u52a0\u5389\u5bb3\u3002\u6700\u540e\u53ea\u80fd\u5728\u963b\u585e\u65f6\u95f4\u8ddf\u7ebf\u7a0b\u6570\u91cf\u4e0a\u505a\u4e00\u4e2a\u6743\u8861\u3002<\/p>\n\n\n\n<p>\u4f46\u662f\u7528\u534f\u7a0b\uff0c\u9047\u5230\u963b\u585e\u64cd\u4f5c\uff0c\u5c31\u80fd\u628a\u534f\u7a0b\u5207\u8d70\uff0c\u53bb\u6267\u884c\u522b\u7684\u4efb\u52a1\u3002\u8fd9\u79cd\u534f\u7a0b\u7684\u521b\u5efa\u8ddf\u4e0a\u4e0b\u6587\u5207\u6362\uff0c\u6bd4\u7ebf\u7a0b\u7684\u521b\u5efa\u8ddf\u4e0a\u4e0b\u6587\u5207\u6362\u8981\u5ec9\u4ef7\u5f88\u591a\u3002<\/p>\n\n\n\n<p>\u4e0a\u9762\u8bf4\u5230\u7684\u67e5\u6570\u636e\u5e93\uff0c\u672c\u8eab\u4f1a\u963b\u585e\u7ebf\u7a0b\uff0c\u9664\u975e\u81ea\u5df1\u7528 st_read \u5b9e\u73b0\u4e00\u4e2a\u6570\u636e\u5e93\u901a\u4fe1\u7c7b\uff0c\u5982\u679c\u7528\u64cd\u4f5c\u7cfb\u7edf\u7684 read\uff0c\u672c\u8eab\u662f\u4f1a\u963b\u585e\u3002\u7b80\u5355\u4e00\u70b9\u53ef\u4ee5\u5f00\u53e6\u9886\u4e00\u4e2a\u7ebf\u7a0b\u4e13\u95e8\u5904\u7406\u6570\u636e\u5e93\u67e5\u8be2\uff0c\u7136\u540e\u4e1a\u52a1\u7ebf\u7a0b\u4e0e\u6570\u636e\u5e93\u7ebf\u7a0b\u901a\u8fc7 ST \u7684 fd \u8fdb\u884c\u901a\u4fe1\u3002\u4f8b\u5982\u4e1a\u52a1\u7ebf\u7a0b\u7528 pipe \u521b\u5efa\u4e24\u4e2afd\uff0cread fd \u4e1a\u52a1\u7ebf\u7a0b\u81ea\u5df1\u7528\uff0c\u6570\u636e\u5e93\u7ebf\u7a0b\u67e5\u8be2\u5230\u6570\u636e\u4e4b\u540e\u5199\u5165 write fd\uff0c\u90a3\u4e1a\u52a1\u534f\u7a0b\u5c31\u4f1a\u88ab\u6fc0\u6d3b\u3002\u4e1a\u52a1\u7ebf\u7a0b\u8ddf\u6570\u636e\u5e93\u7ebf\u7a0b\u4e4b\u95f4\u901a\u8fc7\u7ba1\u9053fd\u901a\u4fe1\u3002<\/p>\n\n\n\n<p>\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"prettyprint\" >#include &lt;stdio.h&gt;\n#include &lt;pthread.h&gt;\n#include &lt;stdlib.h&gt;\n#include &lt;unistd.h&gt;\nint sig_pipe&#091;2];\n\u200b\n\/\/\u7ebf\u7a0b\u6267\u884c\u7684\u51fd\u6570\nvoid * sql_read(void *args) {\n    int res;\n    while (1){\n        int data = 0;\n        read(sig_pipe&#091;0],&amp;data,sizeof(data));\n        printf(&quot;read success = %d\\n&quot;, data);\n\u200b\n        sleep(2);\n        printf(&quot;sleep 2 \\n&quot;);\n        \/\/\u6700\u7ec8\u5c06\u4e92\u65a5\u9501\u89e3\u9501\n    }\n\u200b\n    return NULL;\n}\n\/\/\u7ebf\u7a0b\u6267\u884c\u7684\u51fd\u6570\nvoid * sql_send(void *args) {\n    int res;\n    int data = 5;\n    write(sig_pipe&#091;1],&amp;data,sizeof(data));\n    int data2 = 9;\n    write(sig_pipe&#091;1],&amp;data2,sizeof(data2));\n\u200b\n    sleep(10);\n    return NULL;\n}\nint main() {\n    pipe(sig_pipe);\n\u200b\n    int res;\n    pthread_t mythread1, mythread2;\n    res = pthread_create(&amp;mythread1, NULL, sql_read, NULL);\n    if (res != 0) {\n        printf(&quot;mythread1\u7ebf\u7a0b\u521b\u5efa\u5931\u8d25\\n&quot;);\n        return 0;\n    }\n    res = pthread_create(&amp;mythread2, NULL, sql_send, NULL);\n    if (res != 0) {\n        printf(&quot;mythread2\u7ebf\u7a0b\u521b\u5efa\u5931\u8d25\\n&quot;);\n        return 0;\n    }\n    \/\/\u7b49\u5f85 mythread1 \u7ebf\u7a0b\u6267\u884c\u5b8c\u6210\n    res = pthread_join(mythread1, NULL);\n    if (res != 0) {\n        printf(&quot;1\uff1a\u7b49\u5f85\u7ebf\u7a0b\u5931\u8d25\\n&quot;);\n    }\n    \/\/\u7b49\u5f85 mythread2 \u7ebf\u7a0b\u6267\u884c\u5b8c\u6210\n    res = pthread_join(mythread2, NULL);\n    if (res != 0) {\n        printf(&quot;2\uff1a\u7b49\u5f85\u7ebf\u7a0b\u5931\u8d25\\n&quot;);\n    }\n    return 0;\n}<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<p>\u4e0e state-thread \u7c7b\u4f3c\u7684 C\/C++ \u534f\u7a0b\u5e93\u6709\u4ee5\u4e0b\u51e0\u4e2a\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li><a href=\"https:\/\/github.com\/Tencent\/libco\">libco<\/a> \uff0c\u817e\u8baf\u51fa\u7684\u3002<\/li><li><a href=\"https:\/\/github.com\/yyzybb537\/libgo\">libgo<\/a>\uff0c\u56fd\u4eba\u51fa\u7684\u3002<\/li><li><a href=\"https:\/\/github.com\/acl-dev\/acl\">acl<\/a> \uff0c\u529f\u80fd\u5f88\u591a\u7684\u534f\u7a0b\u5e93\u3002<\/li><\/ol>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<p>\u6768\u6210\u7acb \u5728 issue \u91cc\u9762\u653e\u4e86\u51e0\u7bc7 st-thread \u5e93\u7684\u5206\u6790 \u6587\u7ae0<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li><a href=\"https:\/\/github.com\/ossrs\/state-threads\/issues\/15\">\u300astate-threads\u4ee3\u7801\u5206\u6790\u300b<\/a><\/li><li><a href=\"https:\/\/github.com\/ossrs\/state-threads\/issues\/13\">\u300aMSG_ZEROCOPY \u5728 st \u4e0a\u7684\u5e94\u7528\u300b<\/a><\/li><li><a href=\"https:\/\/github.com\/ossrs\/state-threads\/issues\/19\">\u300a\u5982\u4f55\u8ba9 st \u652f\u6301\u591a\u7ebf\u7a0b\u300b<\/a><\/li><li><a href=\"https:\/\/www.jianshu.com\/p\/eaa2700ebedc\">\u300a\u534f\u7a0b\u539f\u7406\uff1a\u51fd\u6570\u8c03\u7528\u8fc7\u7a0b\u3001\u53c2\u6570\u548c\u5bc4\u5b58\u5668\u300b<\/a><\/li><\/ol>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<p>\u7531\u4e8e\u7b14\u8005\u7684\u6c34\u5e73\u6709\u9650\uff0c \u52a0\u4e4b\u7f16\u5199\u7684\u540c\u65f6\u8fd8\u8981\u53c2\u4e0e\u5f00\u53d1\u5de5\u4f5c\uff0c\u6587\u4e2d\u96be\u514d\u4f1a\u51fa\u73b0\u4e00\u4e9b\u9519\u8bef\u6216\u8005\u4e0d\u51c6\u786e\u7684\u5730\u65b9\uff0c\u6073\u8bf7\u8bfb\u8005\u6279\u8bc4\u6307\u6b63\u3002\u5982\u679c\u8bfb\u8005\u6709\u4efb\u4f55\u5b9d\u8d35\u610f\u89c1\uff0c\u53ef\u4ee5\u52a0\u6211\u5fae\u4fe1 Loken1\u3002QQ\uff1a2338195090\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ST \u662f state-thread \u7684\u7f29\u5199\u3002state-thread \u662f\u4e00\u4e2a C \u8bed\u8a00\u5b9e\u73b0\u7684\u534f\u7a0b\u5e93\uff0c\u8fd9\u4e2a\u5e93\u662f  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-1136","post","type-post","status-publish","format-standard","hentry","category-state-thread-analysis"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ST\u6e90\u7801\u5206\u6790-\u524d\u8a00 - \u5f26\u5916\u4e4b\u97f3<\/title>\n<meta name=\"description\" content=\"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.xianwaizhiyin.net\/?p=1136\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00 - \u5f26\u5916\u4e4b\u97f3\" \/>\n<meta property=\"og:description\" content=\"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.xianwaizhiyin.net\/?p=1136\" \/>\n<meta property=\"og:site_name\" content=\"\u5f26\u5916\u4e4b\u97f3\" \/>\n<meta property=\"article:published_time\" content=\"2022-03-03T13:49:16+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-06-10T18:32:17+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"loken\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/#website\",\"url\":\"https:\/\/www.xianwaizhiyin.net\/\",\"name\":\"\u5f26\u5916\u4e4b\u97f3\",\"description\":\"FFmpeg\u3001WebRTC\uff0cSRS \u97f3\u89c6\u9891\u3001\u6d41\u5a92\u4f53\u6280\u672f\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.xianwaizhiyin.net\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/?p=1136#webpage\",\"url\":\"https:\/\/www.xianwaizhiyin.net\/?p=1136\",\"name\":\"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00 - \u5f26\u5916\u4e4b\u97f3\",\"isPartOf\":{\"@id\":\"https:\/\/www.xianwaizhiyin.net\/#website\"},\"datePublished\":\"2022-03-03T13:49:16+00:00\",\"dateModified\":\"2022-06-10T18:32:17+00:00\",\"author\":{\"@id\":\"https:\/\/www.xianwaizhiyin.net\/#\/schema\/person\/6605a70af752697df6b62f77c53298a3\"},\"description\":\"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.xianwaizhiyin.net\/?p=1136#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.xianwaizhiyin.net\/?p=1136\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/?p=1136#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.xianwaizhiyin.net\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00\"}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/#\/schema\/person\/6605a70af752697df6b62f77c53298a3\",\"name\":\"loken\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/#personlogo\",\"inLanguage\":\"zh-Hans\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/f6320b5256dc36ef4243e0acf26144b8ac2668b478302ad154e95ce3202bc421?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/f6320b5256dc36ef4243e0acf26144b8ac2668b478302ad154e95ce3202bc421?s=96&d=mm&r=g\",\"caption\":\"loken\"},\"sameAs\":[\"https:\/\/www.xianwaizhiyin.net\/\"],\"url\":\"https:\/\/www.xianwaizhiyin.net\/?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00 - \u5f26\u5916\u4e4b\u97f3","description":"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.xianwaizhiyin.net\/?p=1136","og_locale":"zh_CN","og_type":"article","og_title":"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00 - \u5f26\u5916\u4e4b\u97f3","og_description":"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00","og_url":"https:\/\/www.xianwaizhiyin.net\/?p=1136","og_site_name":"\u5f26\u5916\u4e4b\u97f3","article_published_time":"2022-03-03T13:49:16+00:00","article_modified_time":"2022-06-10T18:32:17+00:00","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"loken","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"2 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebSite","@id":"https:\/\/www.xianwaizhiyin.net\/#website","url":"https:\/\/www.xianwaizhiyin.net\/","name":"\u5f26\u5916\u4e4b\u97f3","description":"FFmpeg\u3001WebRTC\uff0cSRS \u97f3\u89c6\u9891\u3001\u6d41\u5a92\u4f53\u6280\u672f","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.xianwaizhiyin.net\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"WebPage","@id":"https:\/\/www.xianwaizhiyin.net\/?p=1136#webpage","url":"https:\/\/www.xianwaizhiyin.net\/?p=1136","name":"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00 - \u5f26\u5916\u4e4b\u97f3","isPartOf":{"@id":"https:\/\/www.xianwaizhiyin.net\/#website"},"datePublished":"2022-03-03T13:49:16+00:00","dateModified":"2022-06-10T18:32:17+00:00","author":{"@id":"https:\/\/www.xianwaizhiyin.net\/#\/schema\/person\/6605a70af752697df6b62f77c53298a3"},"description":"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00","breadcrumb":{"@id":"https:\/\/www.xianwaizhiyin.net\/?p=1136#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.xianwaizhiyin.net\/?p=1136"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.xianwaizhiyin.net\/?p=1136#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.xianwaizhiyin.net\/"},{"@type":"ListItem","position":2,"name":"ST\u6e90\u7801\u5206\u6790-\u524d\u8a00"}]},{"@type":"Person","@id":"https:\/\/www.xianwaizhiyin.net\/#\/schema\/person\/6605a70af752697df6b62f77c53298a3","name":"loken","image":{"@type":"ImageObject","@id":"https:\/\/www.xianwaizhiyin.net\/#personlogo","inLanguage":"zh-Hans","url":"https:\/\/secure.gravatar.com\/avatar\/f6320b5256dc36ef4243e0acf26144b8ac2668b478302ad154e95ce3202bc421?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/f6320b5256dc36ef4243e0acf26144b8ac2668b478302ad154e95ce3202bc421?s=96&d=mm&r=g","caption":"loken"},"sameAs":["https:\/\/www.xianwaizhiyin.net\/"],"url":"https:\/\/www.xianwaizhiyin.net\/?author=1"}]}},"_links":{"self":[{"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/posts\/1136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1136"}],"version-history":[{"count":13,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/posts\/1136\/revisions"}],"predecessor-version":[{"id":2627,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/posts\/1136\/revisions\/2627"}],"wp:attachment":[{"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}