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2 Commits
272f0b78af
...
0e778238a9
| Author | SHA1 | Date | |
|---|---|---|---|
| 0e778238a9 | |||
| 1824d1b4d3 |
50
.gitignore
vendored
Normal file
50
.gitignore
vendored
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@@ -0,0 +1,50 @@
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target/
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!.mvn/wrapper/maven-wrapper.jar
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!**/src/main/**/target/
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!**/src/test/**/target/
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.kotlin
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### IntelliJ IDEA ###
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.idea/modules.xml
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.idea/jarRepositories.xml
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.idea/compiler.xml
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.idea/libraries/
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*.iws
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*.iml
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*.ipr
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### Eclipse ###
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.apt_generated
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.classpath
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.factorypath
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.project
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.settings
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.springBeans
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.sts4-cache
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### NetBeans ###
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/nbproject/private/
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/nbbuild/
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/dist/
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/nbdist/
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/.nb-gradle/
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build/
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!**/src/main/**/build/
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!**/src/test/**/build/
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### VS Code ###
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.vscode/
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### Mac OS ###
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.DS_Store
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### Other ###
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/target
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/.idea
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/.mvn
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/build_release
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/upload/
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### Build Release ###
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/cmake-build-debug
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./cmake-build-debug
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16
CMakeLists.txt
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16
CMakeLists.txt
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@@ -0,0 +1,16 @@
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cmake_minimum_required(VERSION 3.29)
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project(main C)
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set(CMAKE_C_STANDARD 23)
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# 静态链接
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
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# 或者使用以下方式（更推荐）
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add_executable(main main.c)
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if(WIN32)
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target_link_libraries(main ws2_32)
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# 静态链接所有库
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target_link_options(main PRIVATE -static)
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endif()
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40
index.html
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40
index.html
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@@ -0,0 +1,40 @@
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>最小HTTP服务器</title>
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<style>
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body {
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font-family: Arial, sans-serif;
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max-width: 800px;
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margin: 50px auto;
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padding: 20px;
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background-color: #f5f5f5;
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}
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h1 {
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color: #333;
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text-align: center;
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}
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.info {
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background: white;
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padding: 20px;
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border-radius: 8px;
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box-shadow: 0 2px 4px rgba(0,0,0,0.1);
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}
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</style>
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</head>
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<body>
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<div class="info">
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<h1>🎉 Hello from C HTTP Server!</h1>
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<p>这是一个用C语言编写的最小HTTP服务器</p>
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<p><strong>特性：</strong></p>
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<ul>
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<li>使用原生Socket API</li>
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<li>支持Windows、Linux平台</li>
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<li>从文件读取HTML内容</li>
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<li>正确处理UTF-8编码</li>
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</ul>
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</div>
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</body>
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</html>
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148
main.c
Normal file
148
main.c
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@@ -0,0 +1,148 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef _WIN32
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#include <winsock2.h>
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#include <windows.h>
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#else
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#include <unistd.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#endif
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#define PORT 8080
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#define BUFFER_SIZE 1024
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#define HTML_FILE "index.html"
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int main() {
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#ifdef _WIN32
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WSADATA wsaData;
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if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) {
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perror("WSAStartup failed");
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exit(EXIT_FAILURE);
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}
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SetConsoleOutputCP(CP_UTF8);
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#endif
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int server_fd, new_socket;
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struct sockaddr_in address;
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int addrlen = sizeof(address);
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char buffer[BUFFER_SIZE] = {0};
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printf("Hello World!\n");
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// 创建socket文件描述符
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if ((server_fd = socket(AF_INET, SOCK_STREAM, 0)) == 0) {
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perror("socket failed");
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exit(EXIT_FAILURE);
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}
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// 设置socket选项，允许地址重用
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int opt = 1;
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if (setsockopt(server_fd, SOL_SOCKET, SO_REUSEADDR,
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(const char *)&opt, sizeof(opt))) {
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perror("setsockopt");
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exit(EXIT_FAILURE);
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}
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// 配置服务器地址结构
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address.sin_family = AF_INET;
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address.sin_addr.s_addr = INADDR_ANY;
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address.sin_port = htons(PORT);
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// 绑定socket到指定地址和端口
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if (bind(server_fd, (struct sockaddr *)&address, sizeof(address)) < 0) {
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perror("bind failed");
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exit(EXIT_FAILURE);
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}
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// 开始监听连接
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if (listen(server_fd, 3) < 0) {
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perror("listen");
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exit(EXIT_FAILURE);
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}
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printf("HTTP服务器正在监听 %d 端口...\n", PORT);
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while(1) {
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if ((new_socket = accept(server_fd, (struct sockaddr *)&address,
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&addrlen)) < 0) {
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perror("accept");
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exit(EXIT_FAILURE);
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}
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int valread = recv(new_socket, buffer, BUFFER_SIZE, 0);
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printf("收到请求:\n%s\n", buffer);
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FILE *html_file = fopen(HTML_FILE, "rb");
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if (!html_file) {
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const char *error_response =
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"HTTP/1.1 404 Not Found\r\n"
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"Content-Type: text/html; charset=utf-8\r\n"
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"Connection: close\r\n"
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"\r\n"
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"<html><body><h1>404 - 文件未找到</h1></body></html>";
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send(new_socket, error_response, strlen(error_response), 0);
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#ifdef _WIN32
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closesocket(new_socket);
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#else
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close(new_socket);
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#endif
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continue;
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}
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fseek(html_file, 0, SEEK_END);
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long file_size = ftell(html_file);
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fseek(html_file, 0, SEEK_SET);
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char *html_content = (char *)malloc(file_size + 1);
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if (!html_content) {
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fclose(html_file);
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const char *error_response =
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"HTTP/1.1 500 Internal Server Error\r\n"
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"Content-Type: text/html; charset=utf-8\r\n"
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"Connection: close\r\n"
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"\r\n"
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"<html><body><h1>500 - 服务器错误</h1></body></html>";
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send(new_socket, error_response, strlen(error_response), 0);
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#ifdef _WIN32
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closesocket(new_socket);
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#else
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close(new_socket);
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#endif
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continue;
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}
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fread(html_content, 1, file_size, html_file);
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html_content[file_size] = '\0';
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fclose(html_file);
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char header[512];
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sprintf(header,
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"HTTP/1.1 200 OK\r\n"
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"Content-Type: text/html; charset=utf-8\r\n"
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"Content-Length: %ld\r\n"
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"Connection: close\r\n"
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"\r\n", file_size);
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send(new_socket, header, strlen(header), 0);
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send(new_socket, html_content, file_size, 0);
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free(html_content);
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printf("响应已发送\n");
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#ifdef _WIN32
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closesocket(new_socket);
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#else
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close(new_socket);
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#endif
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}
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#ifdef _WIN32
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WSACleanup();
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#endif
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return 0;
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}
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140
main_back.c
Normal file
140
main_back.c
Normal file
@@ -0,0 +1,140 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef _WIN32
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#include <winsock2.h>
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#include <windows.h>
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#else
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#include <unistd.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#endif
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#define PORT 8080
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#define BUFFER_SIZE 1024
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#define HTML_FILE "index.html"
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int main() {
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#ifdef _WIN32
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WSADATA wsaData;
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if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) {
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perror("WSAStartup failed");
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exit(EXIT_FAILURE);
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}
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SetConsoleOutputCP(CP_UTF8);
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#endif
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int server_fd, new_socket;
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struct sockaddr_in address;
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int addrlen = sizeof(address);
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char buffer[BUFFER_SIZE] = {0};
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printf("Hello World!\n");
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// 创建socket文件描述符
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if ((server_fd = socket(AF_INET, SOCK_STREAM, 0)) == 0) {
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perror("socket failed");
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exit(EXIT_FAILURE);
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}
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// 设置socket选项，允许地址重用
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int opt = 1;
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if (setsockopt(server_fd, SOL_SOCKET, SO_REUSEADDR,
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(const char *)&opt, sizeof(opt))) {
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perror("setsockopt");
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exit(EXIT_FAILURE);
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}
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// 配置服务器地址结构
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address.sin_family = AF_INET;
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address.sin_addr.s_addr = INADDR_ANY;
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address.sin_port = htons(PORT);
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// 绑定socket到指定地址和端口
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if (bind(server_fd, (struct sockaddr *)&address, sizeof(address)) < 0) {
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perror("bind failed");
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exit(EXIT_FAILURE);
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}
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// 开始监听连接
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if (listen(server_fd, 3) < 0) {
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perror("listen");
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exit(EXIT_FAILURE);
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}
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printf("HTTP服务器正在监听 %d 端口...\n", PORT);
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while(1) {
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if ((new_socket = accept(server_fd, (struct sockaddr *)&address,
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&addrlen)) < 0) {
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perror("accept");
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exit(EXIT_FAILURE);
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}
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int valread = recv(new_socket, buffer, BUFFER_SIZE, 0);
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printf("收到请求:\n%s\n", buffer);
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FILE *html_file = fopen(HTML_FILE, "rb");
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if (!html_file) {
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const char *error_response =
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"HTTP/1.1 404 Not Found\r\n"
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"Content-Type: text/html; charset=utf-8\r\n"
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"Connection: close\r\n"
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"\r\n"
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"<html><body><h1>404 - 文件未找到</h1></body></html>";
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send(new_socket, error_response, strlen(error_response), 0);
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closesocket(new_socket);
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continue;
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}
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fseek(html_file, 0, SEEK_END);
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long file_size = ftell(html_file);
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fseek(html_file, 0, SEEK_SET);
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char *html_content = (char *)malloc(file_size + 1);
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if (!html_content) {
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fclose(html_file);
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const char *error_response =
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"HTTP/1.1 500 Internal Server Error\r\n"
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"Content-Type: text/html; charset=utf-8\r\n"
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"Connection: close\r\n"
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"\r\n"
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"<html><body><h1>500 - 服务器错误</h1></body></html>";
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send(new_socket, error_response, strlen(error_response), 0);
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closesocket(new_socket);
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continue;
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}
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fread(html_content, 1, file_size, html_file);
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html_content[file_size] = '\0';
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fclose(html_file);
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char header[512];
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sprintf(header,
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"HTTP/1.1 200 OK\r\n"
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"Content-Type: text/html; charset=utf-8\r\n"
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"Content-Length: %ld\r\n"
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"Connection: close\r\n"
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"\r\n", file_size);
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send(new_socket, header, strlen(header), 0);
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send(new_socket, html_content, file_size, 0);
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free(html_content);
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printf("响应已发送\n");
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#ifdef _WIN32
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closesocket(new_socket);
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#else
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close(new_socket);
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#endif
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}
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#ifdef _WIN32
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WSACleanup();
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#endif
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return 0;
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}
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Reference in New Issue
Block a user