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curl

/***************************************************************************
 *                                  _   _ ____  _
 *  Project                     ___| | | |  _ \| |
 *                             / __| | | | |_) | |
 *                            | (__| |_| |  _ <| |___
 *                             \___|\___/|_| \_\_____|
 *
 * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
 *
 * This software is licensed as described in the file COPYING, which
 * you should have received as part of this distribution. The terms
 * are also available at https://curl.haxx.se/docs/copyright.html.
 *
 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
 * copies of the Software, and permit persons to whom the Software is
 * furnished to do so, under the terms of the COPYING file.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ***************************************************************************/

#include "curl_setup.h"

/***********************************************************************
 * Only for builds using synchronous name resolves
 **********************************************************************/
#ifdef CURLRES_SYNCH

#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef __VMS
#include <in.h>
#include <inet.h>
#endif

#ifdef HAVE_PROCESS_H
#include <process.h>
#endif

#include "urldata.h"
#include "sendf.h"
#include "hostip.h"
#include "hash.h"
#include "share.h"
#include "strerror.h"
#include "url.h"
#include "curl_memory.h"
/* The last #include file should be: */
#include "memdebug.h"

/*
 * Function provided by the resolver backend to set DNS servers to use.
 */
CURLcode Curl_set_dns_servers(struct Curl_easy *data,
                              char *servers)
{
  (void)data;
  (void)servers;
  return CURLE_NOT_BUILT_IN;

}

/*
 * Function provided by the resolver backend to set
 * outgoing interface to use for DNS requests
 */
CURLcode Curl_set_dns_interface(struct Curl_easy *data,
                                const char *interf)
{
  (void)data;
  (void)interf;
  return CURLE_NOT_BUILT_IN;
}

/*
 * Function provided by the resolver backend to set
 * local IPv4 address to use as source address for DNS requests
 */
CURLcode Curl_set_dns_local_ip4(struct Curl_easy *data,
                                const char *local_ip4)
{
  (void)data;
  (void)local_ip4;
  return CURLE_NOT_BUILT_IN;
}

/*
 * Function provided by the resolver backend to set
 * local IPv6 address to use as source address for DNS requests
 */
CURLcode Curl_set_dns_local_ip6(struct Curl_easy *data,
                                const char *local_ip6)
{
  (void)data;
  (void)local_ip6;
  return CURLE_NOT_BUILT_IN;
}

#endif /* truly sync */