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/*
* Copyright (c) 2013, Vsevolod Stakhov
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
*
* THIS SOFTWARE IS PROVIDED BY 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 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 RSPAMD_DNS_H
#define RSPAMD_DNS_H
#include "config.h"
#include "mem_pool.h"
#include "events.h"
#include "rdns.h"
struct rspamd_dns_resolver;
/* Rspamd DNS API */
/**
* Init DNS resolver, params are obtained from a config file or system file /etc/resolv.conf
*/
struct rspamd_dns_resolver *dns_resolver_init (struct event_base *ev_base, struct config_file *cfg);
/**
* Make a DNS request
* @param resolver resolver object
* @param session async session to register event
* @param pool memory pool for storage
* @param cb callback to call on resolve completing
* @param ud user data for callback
* @param type request type
* @param ... string or ip address based on a request type
* @return TRUE if request was sent.
*/
gboolean make_dns_request (struct rspamd_dns_resolver *resolver,
struct rspamd_async_session *session, memory_pool_t *pool,
dns_callback_type cb, gpointer ud, enum rdns_request_type type, const char *name);
#endif
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