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/*
This file is part of GNUnet.
Copyright (C) 2009, 2012 GNUnet e.V.
GNUnet is free software: you can redistribute it and/or modify it
under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
GNUnet is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
*/
/**
* @author Christian Grothoff
* @file util/resolver.h
*/
#ifndef RESOLVER_H
#define RESOLVER_H
#include "gnunet_common.h"
GNUNET_NETWORK_STRUCT_BEGIN
/**
* Request for the resolver. Followed by either the "struct sockaddr"
* or the 0-terminated hostname.
*
* The response will be one or more messages of type
* RESOLVER_RESPONSE, each with the message header immediately
* followed by the requested data (0-terminated hostname or struct
* in[6]_addr, depending on direction). The last RESOLVER_RESPONSE
* will just be a header without any data (used to indicate the end of
* the list).
*/
struct GNUNET_RESOLVER_GetMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_RESOLVER_REQUEST
*/
struct GNUNET_MessageHeader header;
/**
* GNUNET_YES to get hostname from IP,
* GNUNET_NO to get IP from hostname.
*/
int32_t direction GNUNET_PACKED;
/**
* Address family to use (AF_INET, AF_INET6 or AF_UNSPEC).
*/
int32_t af GNUNET_PACKED;
/* followed by 0-terminated string for A/AAAA-lookup or
by 'struct in_addr' / 'struct in6_addr' for reverse lookup */
};
GNUNET_NETWORK_STRUCT_END
#endif
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