#include <stdio.h>
#include <limits.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <time.h>
#include <strings.h>
#include <stdlib.h>	// exit
#include <arpa/inet.h> // inet_ntop

int main() {

    printf("HOST_NAME_MAX: %d\n", HOST_NAME_MAX);
  
    char hostname[HOST_NAME_MAX];
    char buf[INET_ADDRSTRLEN];

    // Demoing old function for finding your host name
    // Hm, what should we be doing to find it now?
    gethostname(hostname, HOST_NAME_MAX);
    puts(hostname);
	
	
    struct hostent* pdcHost = gethostbyname("pdc-amd01.poly.edu");
    inet_ntop(AF_INET, pdcHost->h_addr_list[0], buf, INET_ADDRSTRLEN);
    puts(buf);
	
    struct addrinfo* pdcInfo;
    getaddrinfo("pdc-amd01.poly.edu",
                NULL, NULL,
                &pdcInfo);
    struct sockaddr_in*  p = (struct sockaddr_in*)pdcInfo->ai_addr;
    inet_ntop(AF_INET, &p->sin_addr.s_addr, buf, INET_ADDRSTRLEN);
    puts(buf);
    return 0;
}