int loop(int sfd)
{
    int k = 0;
    char buf[513], **message = malloc(513 * 513);
    char pong[64] = "PONG :";
    const char *pass = "PASS herp\r\n";
    const char *nick = "NICK derp\r\n";
    const char *user = "USER herp hostname 0 :herp\r\n";

    memset(message, '\0', 513 * 513);

    send(sfd, pass, strlen(pass), 0);
    send(sfd, nick, strlen(nick), 0);
    send(sfd, user, strlen(user), 0);

    int len = recv(sfd, buf, 512, 0);

    for (int i = 0; len != 0; ++i)
    {
        for (int j = 0; j < 512; ++j)
            if (buf[j] == '\r' && buf[j + 1] == '\n')
            {
                  buf[j + 2] = '\0';
                  strncpy(message[k], buf, 512); /* trying to see the contents
                                                  * of message[k] at each newline...
                                                  * should be one null-terminated line per index */
                  puts(message[k]);

                  for (int l = 0; l < k; ++l)
                      if (strncmp("PING :", message[l], 6) == 0)
                          printf(strcat(pong, message[l] + 6)); /* just to verify if this even works */
                  ++k;

                  if (k >= 512)
                      message = realloc(message, sizeof(message) + 512);
            }

        len = recv(sfd, buf, 512, 0);
    }
    return 0;
}