{"id":72588,"date":"2026-02-06T06:24:57","date_gmt":"2026-02-05T22:24:57","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/72588.html"},"modified":"2026-02-06T06:24:57","modified_gmt":"2026-02-05T22:24:57","slug":"linux%e7%bd%91%e7%bb%9c%e7%bc%96%e7%a8%8b%e5%ae%9e%e6%88%98%ef%bc%9a%e6%89%8b%e6%8a%8a%e6%89%8b%e6%95%99%e4%bd%a0%e5%86%99%e4%b8%80%e4%b8%aa%e5%a4%9a%e7%ba%bf%e7%a8%8b%e5%b9%b6%e5%8f%91%e6%9c%8d","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/72588.html","title":{"rendered":"Linux\u7f51\u7edc\u7f16\u7a0b\u5b9e\u6218\uff1a\u624b\u628a\u624b\u6559\u4f60\u5199\u4e00\u4e2a\u591a\u7ebf\u7a0b\u5e76\u53d1\u670d\u52a1\u5668"},"content":{"rendered":"<p>\u5728\u7f51\u7edc\u7f16\u7a0b\u4e2d\uff0c\u5982\u4f55\u9ad8\u6548\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u7684\u5e76\u53d1\u8fde\u63a5\u662f\u4e00\u4e2a\u6838\u5fc3\u95ee\u9898\u3002\u76f8\u6bd4\u4e8e\u591a\u8fdb\u7a0b\u6a21\u578b\uff08Process-based\uff09\uff0c\u591a\u7ebf\u7a0b\u6a21\u578b\uff08Thread-based\uff09 \u5177\u6709\u8d44\u6e90\u6d88\u8017\u66f4\u5c0f\u3001\u4e0a\u4e0b\u6587\u5207\u6362\u66f4\u5feb\u7684\u4f18\u52bf\u3002<\/p>\n<p>\u672c\u6587\u5c06\u57fa\u4e8e\u8bfe\u5802\u7b14\u8bb0\uff0c\u8be6\u7ec6\u8bb2\u89e3\u5982\u4f55\u5c06\u4e00\u4e2a\u5355\u8fdb\u7a0b\u7684\u963b\u585e\u670d\u52a1\u5668\u6539\u9020\u4e3a\u591a\u7ebf\u7a0b\u5e76\u53d1\u670d\u52a1\u5668\u3002\u6211\u4eec\u5c06\u91cd\u70b9\u89e3\u51b3\u7ebf\u7a0b\u53c2\u6570\u4f20\u9012\u4e2d\u7684\u201c\u5185\u5b58\u7ade\u4e89\u201d\u95ee\u9898\uff0c\u5e76\u5b9e\u73b0\u81ea\u52a8\u7684\u8d44\u6e90\u56de\u6536\u3002<\/p>\n<h3>\u4e00\u3001 \u8bbe\u8ba1\u601d\u8def<\/h3>\n<h4>1. \u6a21\u578b\u67b6\u6784<\/h4>\n<ul>\n<li>\u4e3b\u7ebf\u7a0b\uff08Main Thread\uff09\uff1a\u53ea\u8d1f\u8d23\u76d1\u542c\u8fde\u63a5\u3002\u5faa\u73af\u8c03\u7528 accept()\uff0c\u4e00\u65e6\u6709\u5ba2\u6237\u7aef\u8fde\u63a5\u6210\u529f\uff0c\u5c31\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b50\u7ebf\u7a0b\u3002<\/li>\n<li>\u5b50\u7ebf\u7a0b\uff08Child Thread\uff09\uff1a\u8d1f\u8d23\u5177\u4f53\u7684\u4e1a\u52a1\u901a\u4fe1\u3002\u8bfb\u53d6\u5ba2\u6237\u7aef\u6570\u636e\uff0c\u5904\u7406\u540e\u56de\u5199\u3002<\/li>\n<\/ul>\n<h4>2. \u5173\u952e\u6280\u672f\u70b9<\/h4>\n<ul>\n<li>\u7ebf\u7a0b\u5206\u79bb\uff08pthread_detach\uff09\uff1a\u4e3b\u7ebf\u7a0b\u5904\u4e8e while(1) \u5faa\u73af\u4e2d\uff0c\u65e0\u6cd5\u8c03\u7528 pthread_join \u963b\u585e\u56de\u6536\u5b50\u7ebf\u7a0b\u8d44\u6e90\u3002\u56e0\u6b64\uff0c\u5fc5\u987b\u5728\u5b50\u7ebf\u7a0b\u521b\u5efa\u540e\u7acb\u5373\u8bbe\u7f6e\u4e3a\u5206\u79bb\u72b6\u6001\uff0c\u8ba9\u64cd\u4f5c\u7cfb\u7edf\u5728\u7ebf\u7a0b\u7ed3\u675f\u65f6\u81ea\u52a8\u56de\u6536\u8d44\u6e90\u3002<\/li>\n<li>\u53c2\u6570\u4f20\u9012\u7b56\u7565\uff1a\u8fd9\u662f\u672c\u7bc7\u7684\u96be\u70b9\u3002\n<ul>\n<li>\u274c \u9519\u8bef\u505a\u6cd5\uff1a\u76f4\u63a5\u4f20\u9012 cfd \u7684\u5730\u5740\u3002\u56e0\u4e3a\u4e3b\u7ebf\u7a0b\u5faa\u73af\u5f88\u5feb\uff0c\u53ef\u80fd\u5728\u5b50\u7ebf\u7a0b\u8bfb\u53d6\u8be5\u5730\u5740\u524d\uff0c\u4e3b\u7ebf\u7a0b\u5df2\u7ecf\u4fee\u6539\u4e86\u8be5\u5730\u5740\u7684\u5185\u5bb9\uff08\u63a5\u53d7\u4e86\u65b0\u8fde\u63a5\uff09\uff0c\u5bfc\u81f4\u591a\u4e2a\u7ebf\u7a0b\u64cd\u4f5c\u540c\u4e00\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26\u3002<\/li>\n<li>\u2705 \u6b63\u786e\u505a\u6cd5\uff1a\u5b9a\u4e49\u4e00\u4e2a\u7ed3\u6784\u4f53\u6570\u7ec4\u3002\u4e3a\u6bcf\u4e2a\u8fde\u63a5\u5206\u914d\u72ec\u7acb\u7684\u5b58\u50a8\u7a7a\u95f4\uff08\u5b58\u653e fd \u548c IP\/Port \u4fe1\u606f\uff09\uff0c\u5c06\u8be5\u7ed3\u6784\u4f53\u7684\u6307\u9488\u4f20\u9012\u7ed9\u5b50\u7ebf\u7a0b\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>\u4e8c\u3001 \u6838\u5fc3\u4ee3\u7801\u5b9e\u73b0<\/h3>\n<p>\u6211\u4eec\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u7ed3\u6784\u4f53 SockInfo \u6765\u5c01\u88c5\u901a\u4fe1\u6240\u9700\u7684\u6570\u636e\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u5168\u5c40\u6570\u7ec4\u6765\u7ba1\u7406\u8fd9\u4e9b\u7ed3\u6784\u4f53\u3002<\/p>\n<h4>1. \u6570\u636e\u7ed3\u6784\u5b9a\u4e49<\/h4>\n<p><span class=\"token comment\">\/\/ \u5b9a\u4e49\u6700\u5927\u8fde\u63a5\u6570<\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">MAX<\/span> <span class=\"token expression\"><span class=\"token number\">1024<\/span><\/span><\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u81ea\u5b9a\u4e49\u7ed3\u6784\u4f53\uff1a\u5b58\u50a8\u6587\u4ef6\u63cf\u8ff0\u7b26\u548c\u5ba2\u6237\u7aef\u5730\u5740\u4fe1\u606f<\/span><br \/>\n<span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">SockInfo<\/span> <span class=\"token punctuation\">{<\/p>\n<p>   <\/span><br \/>\n    <span class=\"token keyword\">int<\/span> fd<span class=\"token punctuation\">;<\/span>                 <span class=\"token comment\">\/\/ \u901a\u4fe1\u6587\u4ef6\u63cf\u8ff0\u7b26<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in<\/span> addr<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5ba2\u6237\u7aef\u5730\u5740\u4fe1\u606f<\/span><br \/>\n    <span class=\"token class-name\">pthread_t<\/span> tid<span class=\"token punctuation\">;<\/span>          <span class=\"token comment\">\/\/ \u7ebf\u7a0bID (\u53ef\u9009)<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5168\u5c40\u6570\u7ec4\uff0c\u7528\u4e8e\u5b58\u50a8\u6bcf\u4e2a\u5b50\u7ebf\u7a0b\u7684\u8fde\u63a5\u4fe1\u606f<\/span><br \/>\n<span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">SockInfo<\/span> infos<span class=\"token punctuation\">[<\/span>MAX<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h4>2. \u5b8c\u6574\u4ee3\u7801\u793a\u4f8b (server_thread.c)<\/h4>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;stdio.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;stdlib.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;unistd.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;string.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;arpa\/inet.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;pthread.h&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;errno.h&gt;<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">MAX<\/span> <span class=\"token expression\"><span class=\"token number\">1024<\/span><\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">PORT<\/span> <span class=\"token expression\"><span class=\"token number\">9999<\/span><\/span><\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u7ed3\u6784\u4f53\u5b9a\u4e49<\/span><br \/>\n<span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">SockInfo<\/span> <span class=\"token punctuation\">{<\/p>\n<p>   <\/span><br \/>\n    <span class=\"token keyword\">int<\/span> fd<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in<\/span> addr<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5168\u5c40\u6570\u7ec4<\/span><br \/>\n<span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">SockInfo<\/span> infos<span class=\"token punctuation\">[<\/span>MAX<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5b50\u7ebf\u7a0b\u5de5\u4f5c\u51fd\u6570<\/span><br \/>\n<span class=\"token keyword\">void<\/span><span class=\"token operator\">*<\/span> <span class=\"token function\">worker<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">void<\/span><span class=\"token operator\">*<\/span> arg<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/p>\n<p>   <\/span><br \/>\n    <span class=\"token comment\">\/\/ 1. \u5c06\u53c2\u6570\u5f3a\u8f6c\u56de\u7ed3\u6784\u4f53\u6307\u9488<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">SockInfo<\/span><span class=\"token operator\">*<\/span> pinfo <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\"><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u7f51\u7edc\u7f16\u7a0b\u4e2d\uff0c\u5982\u4f55\u9ad8\u6548\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u7684\u5e76\u53d1\u8fde\u63a5\u662f\u4e00\u4e2a\u6838\u5fc3\u95ee\u9898\u3002\u76f8\u6bd4\u4e8e\u591a\u8fdb\u7a0b\u6a21\u578b\uff08Process-based\uff09\uff0c\u591a\u7ebf\u7a0b\u6a21\u578b\uff08Thread-based\uff09 \u5177\u6709\u8d44\u6e90\u6d88\u8017\u66f4\u5c0f\u3001\u4e0a\u4e0b\u6587\u5207\u6362\u66f4\u5feb\u7684\u4f18\u52bf\u3002<br \/>\n\u672c\u6587\u5c06\u57fa\u4e8e\u8bfe\u5802\u7b14\u8bb0\uff0c\u8be6\u7ec6\u8bb2\u89e3\u5982\u4f55\u5c06\u4e00\u4e2a\u5355\u8fdb\u7a0b\u7684\u963b\u585e\u670d\u52a1\u5668\u6539\u9020\u4e3a\u591a\u7ebf\u7a0b\u5e76\u53d1\u670d\u52a1\u5668\u3002\u6211\u4eec\u5c06\u91cd\u70b9\u89e3\u51b3\u7ebf\u7a0b\u53c2\u6570\u4f20\u9012\u4e2d\u7684\u201c\u5185\u5b58\u7ade\u4e89\u201d\u95ee\u9898\uff0c\u5e76\u5b9e\u73b0\u81ea\u52a8\u7684\u8d44\u6e90\u56de\u6536\u3002<br \/>\n\u4e00\u3001 \u8bbe\u8ba1\u601d\u8def<br \/>\n1. \u6a21\u578b\u67b6\u6784 \u4e3b\u7ebf\u7a0b\uff08Main Thread\uff09\uff1a\u53ea\u8d1f\u8d23\u76d1\u542c\u8fde\u63a5\u3002\u5faa\u73af\u8c03\u7528 accept()\uff0c\u4e00\u65e6\u6709\u5ba2\u6237\u7aef\u8fde\u63a5\u6210\u529f<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[58,43,78],"topic":[],"class_list":["post-72588","post","type-post","status-publish","format-standard","hentry","category-server","tag-linux","tag-43","tag-78"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Linux\u7f51\u7edc\u7f16\u7a0b\u5b9e\u6218\uff1a\u624b\u628a\u624b\u6559\u4f60\u5199\u4e00\u4e2a\u591a\u7ebf\u7a0b\u5e76\u53d1\u670d\u52a1\u5668 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" 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