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/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 1999 - 2005, Digium, Inc.
*
* Kevin P. Fleming <kpfleming@digium.com>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*! \file
* \brief Background DNS update manager
*/
#ifndef _ASTERISK_DNSMGR_H
#define _ASTERISK_DNSMGR_H
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
#include "asterisk/network.h"
struct ast_dnsmgr_entry;
struct ast_dnsmgr_entry *ast_dnsmgr_get(const char *name, struct in_addr *result);
void ast_dnsmgr_release(struct ast_dnsmgr_entry *entry);
int ast_dnsmgr_lookup(const char *name, struct in_addr *result, struct ast_dnsmgr_entry **dnsmgr);
/*!
* \brief Force a refresh of a dnsmgr entry
*
* \retval non-zero if the result is different than the previous result
* \retval zero if the result is the same as the previous result
*/
int ast_dnsmgr_refresh(struct ast_dnsmgr_entry *entry);
/*!
* \brief Check is see if a dnsmgr entry has changed
*
* \retval non-zero if the dnsmgr entry has changed since the last call to
* this function
* \retval zero if the dnsmgr entry has not changed since the last call to
* this function
*/
int ast_dnsmgr_changed(struct ast_dnsmgr_entry *entry);
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif /* c_plusplus */
#endif /* ASTERISK_DNSMGR_H */
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