用C语言写一个doip服务器
时间: 2023-02-27 13:07:21 浏览: 139
写一个 DoIP (Diagnostics over Internet Protocol) 服务器的代码,需要以下几步:
1. 定义套接字,绑定端口号并监听客户端的请求:
```
#include <stdio.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <string.h>
int main() {
int welcomeSocket, newSocket;
char buffer[1024];
struct sockaddr_in serverAddr;
struct sockaddr_storage serverStorage;
socklen_t addr_size;
/* Create the socket */
welcomeSocket = socket(PF_INET, SOCK_STREAM, 0);
/* Configure the server address */
serverAddr.sin_family = AF_INET;
serverAddr.sin_port = htons(7890);
serverAddr.sin_addr.s_addr = inet_addr("127.0.0.1");
memset(serverAddr.sin_zero, '\0', sizeof serverAddr.sin_zero);
/* Bind the socket */
bind(welcomeSocket, (struct sockaddr *) &serverAddr, sizeof(serverAddr));
/* Listen on the socket */
if(listen(welcomeSocket,5)==0)
printf("Listening\n");
else
printf("Error\n");
/* Accept incoming connections */
addr_size = sizeof serverStorage;
newSocket = accept(welcomeSocket, (struct sockaddr *) &serverStorage, &addr_size);
/* Receive data from the client */
recv(newSocket, buffer, 1024, 0);
/* Print the received data */
printf("Data received: %s\n",buffer);
return 0;
}
```
2. 解析客户端的请求,根据 DoIP 协议进行处理,并返回相应的数据:
```
#include <stdio.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <string.h>
int main() {
int welcomeSocket, newSocket;
char buffer[1024];
struct sockaddr_in serverAddr;
struct sockaddr_storage serverStorage;
socklen_t addr_size;
/* Create the socket */
welcomeSocket = socket(PF_INET, SOCK_STREAM, 0);
/* Configure the server address */
serverAddr.sin_family = AF_INET;
serverAddr.sin_port = htons(7890);
serverAddr.sin_addr.s_addr = inet_addr("127.0.0.1");
memset(serverAddr.sin_zero, '\0', sizeof server