c语言实现简易web服务器代码
时间: 2023-08-03 09:07:23 浏览: 62
以下是一个简易的Web服务器的C语言实现代码:
```c
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <unistd.h>
#define MAX_BUFFER_SIZE 1024
#define SERVER_PORT 8080
int main(int argc, char *argv[]) {
int server_sock, client_sock;
struct sockaddr_in server_addr, client_addr;
char buffer[MAX_BUFFER_SIZE];
// 创建TCP套接字
server_sock = socket(AF_INET, SOCK_STREAM, 0);
if (server_sock == -1) {
perror("socket");
exit(EXIT_FAILURE);
}
// 设置服务器地址和端口
server_addr.sin_family = AF_INET;
server_addr.sin_addr.s_addr = htonl(INADDR_ANY);
server_addr.sin_port = htons(SERVER_PORT);
// 绑定套接字到服务器地址和端口
if (bind(server_sock, (struct sockaddr *)&server_addr, sizeof(server_addr)) == -1) {
perror("bind");
exit(EXIT_FAILURE);
}
// 监听客户端连接
if (listen(server_sock, 5) == -1) {
perror("listen");
exit(EXIT_FAILURE);
}
printf("Server is listening on port %d\n", SERVER_PORT);
while (1) {
socklen_t client_addr_len = sizeof(client_addr);
// 接受客户端连接请求
client_sock = accept(server_sock, (struct sockaddr *)&client_addr, &client_addr_len);
if (client_sock == -1) {
perror("accept");
continue;
}
printf("Client %s:%d connected\n", inet_ntoa(client_addr.sin_addr), ntohs(client_addr.sin_port));
// 接收客户端请求
int bytes_received = recv(client_sock, buffer, MAX_BUFFER_SIZE, 0);
if (bytes_received == -1) {
perror("recv");
close(client_sock);
continue;
}
// 处理客户端请求,这里简单地将请求内容返回给客户端
if (send(client_sock, buffer, bytes_received, 0) == -1) {
perror("send");
}
close(client_sock);
printf("Client %s:%d disconnected\n", inet_ntoa(client_addr.sin_addr), ntohs(client_addr.sin_port));
}
close(server_sock);
return 0;
}
```
以上代码使用了Socket API来实现TCP套接字的创建、绑定、监听、接受连接、接收请求、处理请求、发送响应和关闭连接等功能。实际上,要实现一个完整的Web服务器,还需要考虑多线程、文件读取、错误处理等方面的问题。