/**************************************************************************** * apps/include/netutils/resolv.h * DNS resolver code header file. * Author Adam Dunkels * * Copyright (C) 2007-2009, 2011-2012 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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 #include /**************************************************************************** * 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); EXTERN int resolv_create(int *sockfd); EXTERN int resolv_release(int *sockfd); EXTERN int resolv_gethostip_socket(int sockfd, const char *hostname, in_addr_t *ipaddr); EXTERN int resolv_gethostip(const char *hostname, in_addr_t *ipaddr); #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); EXTERN int resolv_query_socket(int sockfd, 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); EXTERN int resolv_query_socket(int sockfd, FAR const char *name, FAR struct sockaddr_in *addr); #endif EXTERN int dns_gethostip(const char *hostname, in_addr_t *ipaddr); #define dns_init resolv_init #define dns_bind resolv_create #define dns_query resolv_gethostip_socket #define dns_free resolv_release #define dns_setserver resolv_conf #define dns_getserver resolv_getserver #define dns_whois resolv_query #undef EXTERN #if defined(__cplusplus) } #endif #endif /* __APPS_INCLUDE_NETUTILS_RESOLVE_H */