#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <netdb.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <sys/socket.h>

#define PORT 6667 // the port client will be connecting to 

#define MAXDATASIZE 2000 // max number of bytes we can get at once 

int main(int argc, char *argv[])
{
    int sockfd, numbytes;
    char buf[MAXDATASIZE];
    struct hostent *he;
    struct sockaddr_in their_addr; // connector's address information
	
    he = gethostbyname("efnet.teleglobe.net");
    sockfd = socket(PF_INET, SOCK_STREAM, 0);
    if (sockfd < 0) {
		printf("error creating the socket\n");
    }
    their_addr.sin_family       = AF_INET;
    their_addr.sin_port         = htons(PORT);
    their_addr.sin_addr         = *((struct in_addr *)he->h_addr);
    memset(their_addr.sin_zero, '\0', sizeof their_addr.sin_zero);
	
	
    if (connect(sockfd, (struct sockaddr *)&their_addr,
				sizeof their_addr) == -1) {
		perror("connect\n");
		exit(1);
    } else {
		printf("You got the connection to the server!\n");

		fprintf(stderr,"After send, entering recv loop\n");
		numbytes=0;
		while(numbytes == 0) {
			fprintf(stderr,"In recv loop\n");
			numbytes=recv(sockfd, buf, sizeof(buf)-1, 0); //-1 b/c you will null terminate
		}
		fprintf(stderr,"After recv loop, %d bytes read.\n",numbytes);
		buf[numbytes] = '\0';
		fprintf(stderr,"After null term, %d bytes read.\n",numbytes);
		printf("Received: %s",buf);
		fflush(stdout);
		close(sockfd);
	}
	return 0;
}