rls.c

// 헐 얘도 코딩 안함 ㅠㅠㅠㅠㅠㅠㅠㅠㅠㅠㅠㅠㅠㅠㅠㅠㅠㅠ

#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
main(int argc, char *argv[])
{
        struct sockaddr_in      servadd;
        struct hostent  *hp;
        int     sock_id, sock_fd, messlen;
        char    message[BUFSIZ];
        sock_id = socket(AF_INET, SOCK_STREAM, 0);
        bzero(&servadd, sizeof(servadd));
//      hp = gethostbyname(argv[1]);
//      bcopy(hp->h_addr, (struct sockaddr *)&servadd.sin_addr, hp->h_length);
        servadd.sin_addr.s_addr = inet_addr(argv[1]);
        servadd.sin_port = htons(atoi(argv[2]));
        servadd.sin_family = AF_INET;
        connect(sock_id, (struct sockaddr *) &servadd, sizeof(servadd));
        messlen = read(sock_id, message, BUFSIZ);
        printf("%s", message);
        close(sock_id);
        return 0;
}