Linux TCP透传到OneNET

include <stdio.h>

include <sys/types.h>

include <sys/socket.h>

include <netinet/in.h>

include <arpa/inet.h>

int main(int argc, char argv[])
{
int client_sockfd;
int len;
struct sockaddr_in remote_addr; //服务器端网络地址结构体
char buf[BUFSIZ] = "123456#test1#h93*"; //数据传送的缓冲区
memset(&remote_addr,0,sizeof(remote_addr)); //数据初始化--清零
remote_addr.sin_family=AF_INET; //设置为IP通信
remote_addr.sin_addr.s_addr=inet_addr("183.230.40.40");//服务器IP地址
remote_addr.sin_port=htons(1811); //服务器端口号

/*创建客户端套接字--IPv4协议，面向连接通信，TCP协议*/
if((client_sockfd=socket(PF_INET,SOCK_STREAM,0))<0)
{
	perror("socket error");
	return 1;
}

/*将套接字绑定到服务器的网络地址上*/
if(connect(client_sockfd,(struct sockaddr *)&remote_addr,sizeof(struct sockaddr))<0)
{
	perror("connect error");
	return 1;
}
printf("connected to server
");

len = send(client_sockfd,buf,strlen(buf),0);
len=recv(client_sockfd,buf,BUFSIZ,0);//接收服务器端信息
buf[len]='/0';
printf("%s",buf); //打印服务器端信息

/*循环的发送接收信息并打印接收信息（可以按需发送）--recv返回接收到的字节数，send返回发送的字节数*/
while(1)
{
	printf("Enter string to send:");
	scanf("%s",buf);
	if(!strcmp(buf,"quit"))
		break;
	len=send(client_sockfd,buf,strlen(buf),0);
	len=recv(client_sockfd,buf,BUFSIZ,0);
	buf[len]='/0';
	printf("received:%s
",buf);
}

/*关闭套接字*/
close(client_sockfd);

return 0;

}