/*********************************************************************************
|
* Copyright: (C) 2018 LingYun IoT Studio
|
* All rights reserved.
|
*
|
* Filename: dns_main.c
|
* Description: This file is DNS client API test entry(main) file
|
*
|
* Version: 1.0.0(10/29/2018)
|
* Author: Guo Wenxue <guowenxue@gmail.com>
|
* ChangeLog: 1, Release initial version on "2018-10-28 01:38:08 PM"
|
*
|
********************************************************************************/
|
|
#include <stdio.h>
|
#include <errno.h>
|
#include <string.h>
|
#include <time.h>
|
#include <stdlib.h>
|
#include <unistd.h>
|
|
#include "dns_api.h"
|
|
int main(int argc,char* argv[])
|
{
|
char *hostname;
|
char ipaddr[IPADDR_LEN];
|
|
if(argc != 2)
|
{
|
printf("Usage: %s [domain]\n", argv[0]);
|
return 1;
|
}
|
|
hostname=argv[1];
|
|
memset( ipaddr, 0, sizeof(ipaddr) );
|
query_dns("114.114.114.114", hostname, ipaddr, IPADDR_LEN);
|
|
printf("DNS query: %s->%s\n", hostname, ipaddr);
|
|
return 0;
|
}
|
