|
(300);
}
//create a socket
if((sockfd=socket(AF_INET,SOCK_STREAM,0))==-1)
{
perror("socket error");
return(-1);
}
//address information
server_addr.sin_family=AF_INET;//host byte order
server_addr.sin_port=htons(PORT);//short,network byte order
server_addr.sin_addr=*((struct in_addr *)server_ip->h_addr);//server ip
bzero(&(server_addr.sin_zero),8);//zero the rest of struct
//connect server
if(connect(sockfd,(struct sockaddr *)&server_addr,sizeof(struct sockaddr))==-1)
{
perror("connect error");
return(-1);
}
//if connect success,server return "220"
if((numbytes=recv(sockfd,buff,SIZE,0))==-1)
{
perror("recv error");
retur 页码：[1] [2] [3] [4] [5] [6] [7] [8] [9] [10] 第7页、共10页 |
