Unnamed

#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 host "irc.smashthestack.org"
#define port 6667

int main(int argc, char **argv) {

    int bytes;
    int sock;
    char buf[512];
    struct hostent *he;
    struct sockaddr_in the_addr;

    he = gethostbyname(host);

    if((sock = socket(PF_INET, SOCK_STREAM, 0)) == -1) {
        perror("socket");
        exit(1);
    }

    the_addr.sin_family = AF_INET;
    the_addr.sin_port = htons(port);
    the_addr.sin_addr  = *((struct in_addr *)he->h_addr);
    memset(&(the_addr.sin_zero), '\0', 8);

    if(connect(sock, (struct sockaddr *)&the_addr, sizeof(struct sockaddr)) == -1) {
    perror("connect");
    exit(1);
    }

    char blah[] = "NICK test\nUSER test test test :test\n";

    send(sock, blah, strlen(blah), 0);

    while(1) {
        recv(sock, buf, 512, 0);

        if(strncmp("PING", buf, 4) == 0) {
            printf("received ping.. sending pong\n");
            buf[1] = 'O';
            send(sock, buf, strlen(buf), 0);
        }

    }


return 0;
}