{"id":63283,"date":"2025-04-29T16:46:05","date_gmt":"2025-04-29T08:46:05","guid":{"rendered":"https:\/\/fwq.ai\/blog\/63283\/"},"modified":"2025-04-29T16:46:05","modified_gmt":"2025-04-29T08:46:05","slug":"linux%e5%8d%8f%e8%ae%ae%e6%a0%88%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86%e5%8f%8a%e4%bd%9c%e7%94%a8%e5%88%86%e6%9e%90-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/63283\/","title":{"rendered":"Linux\u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\u53ca\u4f5c\u7528\u5206\u6790"},"content":{"rendered":"

\"Linux\u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\u53ca\u4f5c\u7528\u5206\u6790\u63d2\u56fe\"<\/p>\n

Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\u53ca\u4f5c\u7528\u5206\u6790<\/p>\n

\u5f15\u8a00<\/h2>\n

\u5728\u73b0\u4ee3\u8ba1\u7b97\u673a\u7f51\u7edc\u4e2d\uff0c\u534f\u8bae\u6808\u662f\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u57fa\u7840\u3002Linux \u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u800c\u9ad8\u6548\u7684\u7f51\u7edc\u534f\u8bae\u6808\uff0c\u5b83\u8d1f\u8d23\u5904\u7406\u7f51\u7edc\u6570\u636e\u5305\u7684\u63a5\u6536\u3001\u53d1\u9001\u548c\u5904\u7406\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8 Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\u53ca\u5176\u5728\u7f51\u7edc\u901a\u4fe1\u4e2d\u7684\u4f5c\u7528\uff0c\u5e76\u7ed9\u51fa\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u89e3\u91ca\u5176\u5de5\u4f5c\u8fc7\u7a0b\u3002<\/p>\n

\u4e00\u3001Linux \u534f\u8bae\u6808\u7684\u7ec4\u6210<\/h2>\n

Linux \u534f\u8bae\u6808\u7531\u591a\u4e2a\u4e0d\u540c\u5c42\u6b21\u7684\u534f\u8bae\u7ec4\u6210\uff0c\u6bcf\u4e2a\u534f\u8bae\u5c42\u90fd\u8d1f\u8d23\u7279\u5b9a\u7684\u529f\u80fd\u3002\u6574\u4e2a\u534f\u8bae\u6808\u901a\u5e38\u88ab\u5212\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u5c42\u6b21\uff1a\u5e94\u7528\u5c42\u3001\u4f20\u8f93\u5c42\u3001\u7f51\u7edc\u5c42\u548c\u6570\u636e\u94fe\u8def\u5c42\u3002<\/p>\n

    \n
  1. \u5e94\u7528\u5c42\uff1a\u5e94\u7528\u5c42\u534f\u8bae\u8d1f\u8d23\u5904\u7406\u5e94\u7528\u7a0b\u5e8f\u4e0e\u7f51\u7edc\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u4e92\u3002\u5e38\u89c1\u7684\u5e94\u7528\u5c42\u534f\u8bae\u5305\u62ec HTTP\u3001FTP\u3001SMTP \u7b49\u3002<\/li>\n
  2. \u4f20\u8f93\u5c42\uff1a\u4f20\u8f93\u5c42\u534f\u8bae\u8d1f\u8d23\u5728\u7f51\u7edc\u4e2d\u4f20\u8f93\u6570\u636e\u3002Linux \u4e2d\u6700\u5e38\u7528\u7684\u4f20\u8f93\u5c42\u534f\u8bae\u662f TCP \u548c UDP\u3002<\/li>\n
  3. \u7f51\u7edc\u5c42\uff1a\u7f51\u7edc\u5c42\u534f\u8bae\u8d1f\u8d23\u5728\u7f51\u7edc\u4e2d\u8def\u7531\u6570\u636e\u5305\u3002\u5728 Linux \u4e2d\uff0c\u4e3b\u8981\u7684\u7f51\u7edc\u5c42\u534f\u8bae\u662f IP \u534f\u8bae\u3002<\/li>\n
  4. \u6570\u636e\u94fe\u8def\u5c42\uff1a\u6570\u636e\u94fe\u8def\u5c42\u534f\u8bae\u8d1f\u8d23\u5728\u7269\u7406\u5c42\u4f20\u8f93\u6570\u636e\u3002\u5e38\u89c1\u7684\u6570\u636e\u94fe\u8def\u5c42\u534f\u8bae\u5305\u62ec\u4ee5\u592a\u7f51\u3001Wi-Fi \u7b49\u3002<\/li>\n<\/ol>\n

    \u4e8c\u3001Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n

    Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\u53ef\u4ee5\u6982\u62ec\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u5173\u952e\u6b65\u9aa4\uff1a<\/p>\n

      \n
    1. \u6570\u636e\u63a5\u6536\uff1a\u5f53 Linux \u4e3b\u673a\u63a5\u6536\u5230\u4e00\u4e2a\u6570\u636e\u5305\u65f6\uff0c\u6570\u636e\u5305\u4f1a\u7ecf\u8fc7\u6570\u636e\u94fe\u8def\u5c42\u3001\u7f51\u7edc\u5c42\u548c\u4f20\u8f93\u5c42\u7684\u5904\u7406\uff0c\u6700\u7ec8\u88ab\u4f20\u9012\u5230\u76f8\u5e94\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/li>\n
    2. \u6570\u636e\u53d1\u9001\uff1a\u5f53\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u5411\u8fdc\u7a0b\u4e3b\u673a\u53d1\u9001\u6570\u636e\u65f6\uff0c\u6570\u636e\u5305\u4f1a\u6309\u7167\u76f8\u53cd\u7684\u8def\u5f84\u7ecf\u8fc7\u4f20\u8f93\u5c42\u3001\u7f51\u7edc\u5c42\u548c\u6570\u636e\u94fe\u8def\u5c42\u7684\u5904\u7406\uff0c\u6700\u7ec8\u88ab\u53d1\u9001\u5230\u76ee\u7684\u5730\u3002<\/li>\n
    3. \u6570\u636e\u5904\u7406\uff1aLinux \u534f\u8bae\u6808\u8fd8\u8d1f\u8d23\u5904\u7406\u6570\u636e\u5305\u7684\u5c01\u88c5\u3001\u89e3\u5c01\u88c5\u3001\u8def\u7531\u9009\u62e9\u3001\u8f6c\u53d1\u7b49\u64cd\u4f5c\uff0c\u786e\u4fdd\u6570\u636e\u7684\u6b63\u786e\u53d1\u9001\u548c\u63a5\u6536\u3002<\/li>\n<\/ol>\n

      \u4e09\u3001\u4ee3\u7801\u793a\u4f8b<\/h2>\n

      \u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3 Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u4e0b\u9762\u7ed9\u51fa\u4e00\u4e2a\u7b80\u5355\u7684\u4ee3\u7801\u793a\u4f8b\u5c55\u793a\u6570\u636e\u5305\u7684\u63a5\u6536\u548c\u53d1\u9001\u8fc7\u7a0b\u3002<\/p>\n

      #include <sys>\n#include <netinet>\n#include <string.h>\n\nint main() {\n    \/\/ \u521b\u5efa\u4e00\u4e2a TCP \u5957\u63a5\u5b57\n    int sockfd = socket(AF_INET, SOCK_STREAM, 0);\n    \n    \/\/ \u8bbe\u7f6e\u670d\u52a1\u5668\u5730\u5740\u548c\u7aef\u53e3\u53f7\n    struct sockaddr_in server_addr;\n    server_addr.sin_family = AF_INET;\n    server_addr.sin_addr.s_addr = htonl(INADDR_LOOPBACK);\n    server_addr.sin_port = htons(8080);\n    \n    \/\/ \u8fde\u63a5\u670d\u52a1\u5668\n    connect(sockfd, (struct sockaddr*)&amp;server_addr, sizeof(server_addr));\n    \n    \/\/ \u53d1\u9001\u6570\u636e\n    char* msg = \"Hello, Linux Protocol Stack!\";\n    send(sockfd, msg, strlen(msg), 0);\n    \n    \/\/ \u63a5\u6536\u6570\u636e\n    char buffer[1024];\n    recv(sockfd, buffer, sizeof(buffer), 0);\n    \n    \/\/ \u8f93\u51fa\u63a5\u6536\u5230\u7684\u6570\u636e\n    printf(\"Received: %s\n\", buffer);\n    \n    \/\/ \u5173\u95ed\u5957\u63a5\u5b57\n    close(sockfd);\n    \n    return 0;\n}<\/string.h><\/netinet><\/sys><\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \u4e0a\u8ff0\u4ee3\u7801\u901a\u8fc7\u521b\u5efa\u4e00\u4e2a TCP \u5957\u63a5\u5b57\u5e76\u4e0e\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\u6765\u6f14\u793a\u4e86\u6570\u636e\u7684\u53d1\u9001\u548c\u63a5\u6536\u8fc7\u7a0b\u3002\u901a\u8fc7\u8c03\u7528 send \u548c recv \u51fd\u6570\u5b9e\u73b0\u6570\u636e\u7684\u53d1\u9001\u548c\u63a5\u6536\uff0c\u4ece\u800c\u6a21\u62df\u4e86 Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\u3002<\/p>\n
      \u7ed3\u8bba<\/h2>\n
      Linux \u534f\u8bae\u6808\u4f5c\u4e3a\u8ba1\u7b97\u673a\u7f51\u7edc\u901a\u4fe1\u7684\u57fa\u7840\u6784\u5efa\uff0c\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002\u901a\u8fc7\u6df1\u5165\u7406\u89e3 Linux \u534f\u8bae\u6808\u7684\u7ec4\u6210\u548c\u5de5\u4f5c\u539f\u7406\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u7f51\u7edc\u901a\u4fe1\u7684\u5de5\u4f5c\u8fc7\u7a0b\uff0c\u4e3a\u7f51\u7edc\u5e94\u7528\u7684\u5f00\u53d1\u548c\u8c03\u8bd5\u63d0\u4f9b\u66f4\u591a\u7684\u5e2e\u52a9\u3002\u901a\u8fc7\u672c\u6587\u7684\u5206\u6790\u548c\u4ee3\u7801\u793a\u4f8b\uff0c\u5e0c\u671b\u8bfb\u8005\u5bf9 Linux \u534f\u8bae\u6808\u6709\u4e86\u66f4\u6df1\u5165\u7684\u4e86\u89e3\u548c\u638c\u63e1\u3002<\/p>\n
      \u4ee5\u4e0a\u5c31\u662fLinux\u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\u53ca\u4f5c\u7528\u5206\u6790\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
      Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\u53ca\u4f5c\u7528\u5206\u6790 \u5f15\u8a00 \u5728\u73b0\u4ee3\u8ba1\u7b97\u673a\u7f51\u7edc\u4e2d\uff0c\u534f\u8bae\u6808\u662f\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u57fa\u7840\u3002Linux \u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u800c\u9ad8\u6548\u7684\u7f51\u7edc\u534f\u8bae\u6808\uff0c\u5b83\u8d1f\u8d23\u5904\u7406\u7f51\u7edc\u6570\u636e\u5305\u7684\u63a5\u6536\u3001\u53d1\u9001\u548c\u5904\u7406\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8 Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\u53ca\u5176\u5728\u7f51\u7edc\u901a\u4fe1\u4e2d\u7684\u4f5c\u7528\uff0c\u5e76\u7ed9\u51fa\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u89e3\u91ca\u5176\u5de5\u4f5c\u8fc7\u7a0b\u3002 \u4e00\u3001Linux \u534f\u8bae\u6808\u7684\u7ec4\u6210 Linux \u534f\u8bae\u6808\u7531\u591a\u4e2a\u4e0d\u540c\u5c42\u6b21\u7684\u534f\u8bae\u7ec4\u6210\uff0c\u6bcf\u4e2a\u534f\u8bae\u5c42\u90fd\u8d1f\u8d23\u7279\u5b9a\u7684\u529f\u80fd\u3002\u6574\u4e2a\u534f\u8bae\u6808\u901a\u5e38\u88ab\u5212\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u5c42\u6b21\uff1a\u5e94\u7528\u5c42\u3001\u4f20\u8f93\u5c42\u3001\u7f51\u7edc\u5c42\u548c\u6570\u636e\u94fe\u8def\u5c42\u3002 \u5e94\u7528\u5c42\uff1a\u5e94\u7528\u5c42\u534f\u8bae\u8d1f\u8d23\u5904\u7406\u5e94\u7528\u7a0b\u5e8f\u4e0e\u7f51\u7edc\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u4e92\u3002\u5e38\u89c1\u7684\u5e94\u7528\u5c42\u534f\u8bae\u5305\u62ec HTTP\u3001FTP\u3001SMTP \u7b49\u3002 \u4f20\u8f93\u5c42\uff1a\u4f20\u8f93\u5c42\u534f\u8bae\u8d1f\u8d23\u5728\u7f51\u7edc\u4e2d\u4f20\u8f93\u6570\u636e\u3002Linux \u4e2d\u6700\u5e38\u7528\u7684\u4f20\u8f93\u5c42\u534f\u8bae\u662f TCP \u548c UDP\u3002 \u7f51\u7edc\u5c42\uff1a\u7f51\u7edc\u5c42\u534f\u8bae\u8d1f\u8d23\u5728\u7f51\u7edc\u4e2d\u8def\u7531\u6570\u636e\u5305\u3002\u5728 Linux \u4e2d\uff0c\u4e3b\u8981\u7684\u7f51\u7edc\u5c42\u534f\u8bae\u662f IP \u534f\u8bae\u3002 \u6570\u636e\u94fe\u8def\u5c42\uff1a\u6570\u636e\u94fe\u8def\u5c42\u534f\u8bae\u8d1f\u8d23\u5728\u7269\u7406\u5c42\u4f20\u8f93\u6570\u636e\u3002\u5e38\u89c1\u7684\u6570\u636e\u94fe\u8def\u5c42\u534f\u8bae\u5305\u62ec\u4ee5\u592a\u7f51\u3001Wi-Fi \u7b49\u3002 \u4e8c\u3001Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406 Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\u53ef\u4ee5\u6982\u62ec\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u5173\u952e\u6b65\u9aa4\uff1a \u6570\u636e\u63a5\u6536\uff1a\u5f53 Linux \u4e3b\u673a\u63a5\u6536\u5230\u4e00\u4e2a\u6570\u636e\u5305\u65f6\uff0c\u6570\u636e\u5305\u4f1a\u7ecf\u8fc7\u6570\u636e\u94fe\u8def\u5c42\u3001\u7f51\u7edc\u5c42\u548c\u4f20\u8f93\u5c42\u7684\u5904\u7406\uff0c\u6700\u7ec8\u88ab\u4f20\u9012\u5230\u76f8\u5e94\u7684\u5e94\u7528\u7a0b\u5e8f\u3002 \u6570\u636e\u53d1\u9001\uff1a\u5f53\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u5411\u8fdc\u7a0b\u4e3b\u673a\u53d1\u9001\u6570\u636e\u65f6\uff0c\u6570\u636e\u5305\u4f1a\u6309\u7167\u76f8\u53cd\u7684\u8def\u5f84\u7ecf\u8fc7\u4f20\u8f93\u5c42\u3001\u7f51\u7edc\u5c42\u548c\u6570\u636e\u94fe\u8def\u5c42\u7684\u5904\u7406\uff0c\u6700\u7ec8\u88ab\u53d1\u9001\u5230\u76ee\u7684\u5730\u3002 \u6570\u636e\u5904\u7406\uff1aLinux \u534f\u8bae\u6808\u8fd8\u8d1f\u8d23\u5904\u7406\u6570\u636e\u5305\u7684\u5c01\u88c5\u3001\u89e3\u5c01\u88c5\u3001\u8def\u7531\u9009\u62e9\u3001\u8f6c\u53d1\u7b49\u64cd\u4f5c\uff0c\u786e\u4fdd\u6570\u636e\u7684\u6b63\u786e\u53d1\u9001\u548c\u63a5\u6536\u3002 \u4e09\u3001\u4ee3\u7801\u793a\u4f8b \u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3 Linux \u534f\u8bae\u6808\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u4e0b\u9762\u7ed9\u51fa\u4e00\u4e2a\u7b80\u5355\u7684\u4ee3\u7801\u793a\u4f8b\u5c55\u793a\u6570\u636e\u5305\u7684\u63a5\u6536\u548c\u53d1\u9001\u8fc7\u7a0b\u3002 #include <sys> #include <netinet> #include <string.h> int main() { \/\/ \u521b\u5efa\u4e00\u4e2a TCP \u5957\u63a5\u5b57 int sockfd 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