{"id":60149,"date":"2024-10-13T00:27:26","date_gmt":"2024-10-12T16:27:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60149\/"},"modified":"2024-10-13T00:27:26","modified_gmt":"2024-10-12T16:27:26","slug":"c%e8%aa%9e%e8%a8%80%e5%af%a6%e7%8f%behttp%e6%96%b9%e5%bc%8f%e7%8d%b2%e5%8f%96%e6%95%b8%e6%93%9a%e5%ba%ab-c-http%e6%96%b9%e5%bc%8f%e7%8d%b2%e5%8f%96%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60149\/","title":{"rendered":"C\u8a9e\u8a00\u5be6\u73feHTTP\u65b9\u5f0f\u7372\u53d6\u6578\u64da\u5eab (c http\u65b9\u5f0f\u7372\u53d6\u6578\u64da\u5eab)"},"content":{"rendered":"

C\u8a9e\u8a00\u5be6\u73feHTTP\u65b9\u5f0f\u7372\u53d6\u6578\u64da\u5eab<\/h1>\n

\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0cHTTP\u5354\u8b70\u5df2\u6210\u70ba\u6578\u64da\u50b3\u8f38\u7684\u4e3b\u8981\u65b9\u5f0f\u4e4b\u4e00\u3002\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u9700\u8981\u901a\u904eHTTP\u8acb\u6c42\u4f86\u7372\u53d6\u6578\u64da\u5eab\u4e2d\u7684\u4fe1\u606f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528C\u8a9e\u8a00\u5be6\u73feHTTP\u65b9\u5f0f\u7372\u53d6\u6578\u64da\u5eab\u7684\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u4ee3\u78bc\u793a\u4f8b\u548c\u6280\u8853\u7d30\u7bc0\u3002<\/p>\n

HTTP\u5354\u8b70\u7c21\u4ecb<\/h2>\n

HTTP\uff08\u8d85\u6587\u672c\u50b3\u8f38\u5354\u8b70\uff09\u662f\u4e00\u7a2e\u7121\u72c0\u614b\u7684\u61c9\u7528\u5c64\u5354\u8b70\uff0c\u4e3b\u8981\u7528\u65bc\u5ba2\u6236\u7aef\u548c\u670d\u52d9\u5668\u4e4b\u9593\u7684\u901a\u4fe1\u3002\u5b83\u7684\u57fa\u672c\u5de5\u4f5c\u539f\u7406\u662f\u5ba2\u6236\u7aef\u767c\u9001\u8acb\u6c42\uff0c\u670d\u52d9\u5668\u8fd4\u56de\u97ff\u61c9\u3002HTTP\u8acb\u6c42\u901a\u5e38\u5305\u62ec\u8acb\u6c42\u884c\u3001\u8acb\u6c42\u982d\u548c\u8acb\u6c42\u9ad4\uff0c\u800c\u97ff\u61c9\u5247\u5305\u62ec\u72c0\u614b\u884c\u3001\u97ff\u61c9\u982d\u548c\u97ff\u61c9\u9ad4\u3002<\/p>\n

C\u8a9e\u8a00\u4e2d\u7684HTTP\u8acb\u6c42<\/h2>\n

\u5728C\u8a9e\u8a00\u4e2d\uff0c\u5be6\u73feHTTP\u8acb\u6c42\u901a\u5e38\u9700\u8981\u4f7f\u7528\u5957\u63a5\u5b57\u7de8\u7a0b\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528C\u8a9e\u8a00\u767c\u9001HTTP GET\u8acb\u6c42\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n

    \n
  1. \u5275\u5efa\u4e00\u500b\u5957\u63a5\u5b57\u3002<\/li>\n
  2. \u9023\u63a5\u5230HTTP\u670d\u52d9\u5668\u3002<\/li>\n
  3. \u69cb\u5efaHTTP\u8acb\u6c42\u3002<\/li>\n
  4. \u767c\u9001\u8acb\u6c42\u4e26\u63a5\u6536\u97ff\u61c9\u3002<\/li>\n
  5. \u95dc\u9589\u5957\u63a5\u5b57\u3002<\/li>\n<\/ol>\n

    \u4ee3\u78bc\u793a\u4f8b<\/h3>\n
    \n#include <stdio.h>\n#include <stdlib.h>\n#include <string.h>\n#include <unistd.h>\n#include <arpa\/inet.h>\n\n#define SERVER \"example.com\"\n#define PORT 80\n\nint main() {\n    int sock;\n    struct sockaddr_in server;\n    char request[1024], response[4096];\n\n    \/\/ \u5275\u5efa\u5957\u63a5\u5b57\n    sock = socket(AF_INET, SOCK_STREAM, 0);\n    if (sock == -1) {\n        perror(\"\u7121\u6cd5\u5275\u5efa\u5957\u63a5\u5b57\");\n        return 1;\n    }\n\n    \/\/ \u8a2d\u7f6e\u670d\u52d9\u5668\u5730\u5740\n    server.sin_family = AF_INET;\n    server.sin_port = htons(PORT);\n    server.sin_addr.s_addr = inet_addr(\"93.184.216.34\"); \/\/ example.com\u7684IP\u5730\u5740\n\n    \/\/ \u9023\u63a5\u5230\u670d\u52d9\u5668\n    if (connect(sock, (struct sockaddr *)&server, sizeof(server))  0) {\n        printf(\"%s\", response);\n        memset(response, 0, sizeof(response)); \/\/ \u6e05\u7a7a\u97ff\u61c9\u7de9\u885d\u5340\n    }\n\n    \/\/ \u95dc\u9589\u5957\u63a5\u5b57\n    close(sock);\n    return 0;\n}\n<\/code><\/pre>\n
    \u6578\u64da\u5eab\u7684HTTP\u63a5\u53e3<\/h2>\n
    \u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u6578\u64da\u5eab\u901a\u5e38\u4e0d\u76f4\u63a5\u901a\u904eHTTP\u9032\u884c\u8a2a\u554f\uff0c\u800c\u662f\u901a\u904e\u4e00\u500b\u4e2d\u4ecb\u5c64\uff08\u5982REST API\uff09\u4f86\u9032\u884c\u4ea4\u4e92\u3002\u9019\u6a23\u53ef\u4ee5\u5c07\u6578\u64da\u5eab\u7684\u64cd\u4f5c\u5c01\u88dd\u5728API\u4e2d\uff0c\u4e26\u63d0\u4f9b\u66f4\u9ad8\u7684\u5b89\u5168\u6027\u548c\u9748\u6d3b\u6027\u3002<\/p>\n
    \u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500bREST API\uff0c\u63d0\u4f9b\u4e86\u7372\u53d6\u7528\u6236\u4fe1\u606f\u7684\u63a5\u53e3\uff0cURL\u70ba http:\/\/example.com\/api\/users<\/code>\u3002\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u985e\u4f3c\u4e0a\u9762\u7684C\u8a9e\u8a00\u4ee3\u78bc\u4f86\u767c\u9001GET\u8acb\u6c42\uff0c\u4e26\u7372\u53d6\u7528\u6236\u6578\u64da\u3002<\/p>\n
    \u8655\u7406JSON\u97ff\u61c9<\/h3>\n
    \u7576\u6211\u5011\u5f9eAPI\u7372\u53d6\u6578\u64da\u6642\uff0c\u97ff\u61c9\u901a\u5e38\u662fJSON\u683c\u5f0f\u7684\u3002\u70ba\u4e86\u8655\u7406JSON\u6578\u64da\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528C\u8a9e\u8a00\u4e2d\u7684JSON\u5eab\uff0c\u5982 cJSON<\/code>\u3002\u9019\u6a23\u53ef\u4ee5\u65b9\u4fbf\u5730\u89e3\u6790\u548c\u64cd\u4f5cJSON\u6578\u64da\u3002<\/p>\n
    \u7e3d\u7d50<\/h2>\n
    \u4f7f\u7528C\u8a9e\u8a00\u5be6\u73feHTTP\u65b9\u5f0f\u7372\u53d6\u6578\u64da\u5eab\u7684\u6578\u64da\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u4e3b\u8981\u6d89\u53ca\u5230\u5957\u63a5\u5b57\u7de8\u7a0b\u548cHTTP\u8acb\u6c42\u7684\u69cb\u5efa\u3002\u901a\u904eREST API\uff0c\u6211\u5011\u53ef\u4ee5\u5b89\u5168\u5730\u8a2a\u554f\u6578\u64da\u5eab\u4e2d\u7684\u4fe1\u606f\uff0c\u4e26\u4f7f\u7528JSON\u683c\u5f0f\u9032\u884c\u6578\u64da\u4ea4\u63db\u3002\u9019\u7a2e\u65b9\u6cd5\u5728\u8a31\u591a\u61c9\u7528\u4e2d\u90fd\u5f97\u5230\u4e86\u5ee3\u6cdb\u7684\u61c9\u7528\u3002<\/p>\n
    \u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u4f7f\u7528C\u8a9e\u8a00\u901a\u904eHTTP\u5354\u8b70\u7372\u53d6\u6578\u64da\u5eab\u6578\u64da\uff0c\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u4ea4\u4e92\u8207\u8655\u7406\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u9748\u6d3b\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-60149","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60149","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=60149"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60149\/revisions"}],"predecessor-version":[{"id":60150,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60149\/revisions\/60150"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60149"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60149"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}