int main(int argc, char *argv[])
{
int socket_fd;
struct sockaddr_in servaddr;
if (argc != 3) {
printf("Usage: tcpclient <address> <port> \n");
exit(-1);
}
socket_fd = socket(AF_INET, SOCK_STREAM, 0);
if (socket_fd < 0) {
perror("socket error");
exit(-1);
}
bzero(&servaddr, sizeof(servaddr));
servaddr.sin_family = AF_INET;
servaddr.sin_addr.s_addr = inet_addr(argv[1]);
servaddr.sin_port = htons(atoi(argv[2]));
if (connect(socket_fd, (struct sockaddr *)&servaddr, sizeof(servaddr)) == -1) {
perror("connect error");
exit(-1);
}
str_client(stdin, socket_fd);
exit(0);
}
int main(int argc, char *argv[]) {
int client_fd;
struct sockaddr_in server_addr;
if (argc != 2) {
printf("error: use <filename>IpAddress.\n");
return -1;
}
client_fd = socket(AF_INET, SOCK_STREAM, 0);
bzero(&server_addr, sizeof(server_addr));
server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(SERV_PORT);
inet_pton(AF_INET, argv[1], &server_addr.sin_addr);
connect(client_fd, (struct sockaddr*)&server_addr, sizeof(server_addr));
str_client(stdin, client_fd);
return 0;
}
