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/****************************************************************************
* apps/include/netutils/resolv.h
* DNS resolver code header file.
* Author Adam Dunkels <adam@dunkels.com>
*
* Copyright (C) 2007-2009, 2011-2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Inspired by/based on uIP logic by Adam Dunkels:
*
* Copyright (c) 2002-2003, Adam Dunkels.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __APPS_INCLUDE_NETUTILS_RESOLVE_H
#define __APPS_INCLUDE_NETUTILS_RESOLVE_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/net/uip/uipopt.h>
#include <netinet/in.h>
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
/* Functions. */
EXTERN int resolv_init(void);
#ifdef CONFIG_NET_IPv6
EXTERN void resolv_conf(FAR const struct in6_addr *dnsserver);
EXTERN void resolv_getserver(FAR const struct in_addr *dnsserver);
EXTERN int resolv_query(FAR const char *name, FAR struct sockaddr_in6 *addr);
#else
EXTERN void resolv_conf(FAR const struct in_addr *dnsserver);
EXTERN void resolv_getserver(FAR struct in_addr *dnsserver);
EXTERN int resolv_query(FAR const char *name, FAR struct sockaddr_in *addr);
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __APPS_INCLUDE_NETUTILS_RESOLVE_H */
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