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/*
This file is part of GNUnet
Copyright (C) 2013-2017 GNUnet e.V.
GNUnet is free software: you can redistribute it and/or modify it
under the terms of the GNU 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.
*/
/**
* @file set/gnunet-service-set_union.h
* @brief two-peer set operations
* @author Florian Dold
* @author Christian Grothoff
*/
#ifndef GNUNET_SERVICE_SET_UNION_H
#define GNUNET_SERVICE_SET_UNION_H
#include "gnunet-service-set.h"
#include "gnunet-service-set_protocol.h"
/**
* Handle a strata estimator from a remote peer
*
* @param cls the union operation
* @param msg the message
*/
int
check_union_p2p_strata_estimator (void *cls,
const struct StrataEstimatorMessage *msg);
/**
* Handle a strata estimator from a remote peer
*
* @param cls the union operation
* @param msg the message
*/
void
handle_union_p2p_strata_estimator (void *cls,
const struct StrataEstimatorMessage *msg);
/**
* Check an IBF message from a remote peer.
*
* Reassemble the IBF from multiple pieces, and
* process the whole IBF once possible.
*
* @param cls the union operation
* @param msg the header of the message
* @return #GNUNET_OK if @a msg is well-formed
*/
int
check_union_p2p_ibf (void *cls,
const struct IBFMessage *msg);
/**
* Handle an IBF message from a remote peer.
*
* Reassemble the IBF from multiple pieces, and
* process the whole IBF once possible.
*
* @param cls the union operation
* @param msg the header of the message
*/
void
handle_union_p2p_ibf (void *cls,
const struct IBFMessage *msg);
/**
* Check an element message from a remote peer.
*
* @param cls the union operation
* @param emsg the message
*/
int
check_union_p2p_elements (void *cls,
const struct GNUNET_SET_ElementMessage *emsg);
/**
* Handle an element message from a remote peer.
* Sent by the other peer either because we decoded an IBF and placed a demand,
* or because the other peer switched to full set transmission.
*
* @param cls the union operation
* @param emsg the message
*/
void
handle_union_p2p_elements (void *cls,
const struct GNUNET_SET_ElementMessage *emsg);
/**
* Check a full element message from a remote peer.
*
* @param cls the union operation
* @param emsg the message
*/
int
check_union_p2p_full_element (void *cls,
const struct GNUNET_SET_ElementMessage *emsg);
/**
* Handle an element message from a remote peer.
*
* @param cls the union operation
* @param emsg the message
*/
void
handle_union_p2p_full_element (void *cls,
const struct GNUNET_SET_ElementMessage *emsg);
/**
* Send offers (for GNUNET_Hash-es) in response
* to inquiries (for IBF_Key-s).
*
* @param cls the union operation
* @param msg the message
*/
int
check_union_p2p_inquiry (void *cls,
const struct InquiryMessage *msg);
/**
* Send offers (for GNUNET_Hash-es) in response
* to inquiries (for IBF_Key-s).
*
* @param cls the union operation
* @param msg the message
*/
void
handle_union_p2p_inquiry (void *cls,
const struct InquiryMessage *msg);
/**
* Handle a request for full set transmission.
*
* @parem cls closure, a set union operation
* @param mh the demand message
*/
void
handle_union_p2p_request_full (void *cls,
const struct GNUNET_MessageHeader *mh);
/**
* Handle a "full done" message.
*
* @parem cls closure, a set union operation
* @param mh the demand message
*/
void
handle_union_p2p_full_done (void *cls,
const struct GNUNET_MessageHeader *mh);
/**
* Check a demand by the other peer for elements based on a list
* of `struct GNUNET_HashCode`s.
*
* @parem cls closure, a set union operation
* @param mh the demand message
* @return #GNUNET_OK if @a mh is well-formed
*/
int
check_union_p2p_demand (void *cls,
const struct GNUNET_MessageHeader *mh);
/**
* Handle a demand by the other peer for elements based on a list
* of `struct GNUNET_HashCode`s.
*
* @parem cls closure, a set union operation
* @param mh the demand message
*/
void
handle_union_p2p_demand (void *cls,
const struct GNUNET_MessageHeader *mh);
/**
* Check offer (of `struct GNUNET_HashCode`s).
*
* @param cls the union operation
* @param mh the message
* @return #GNUNET_OK if @a mh is well-formed
*/
int
check_union_p2p_offer (void *cls,
const struct GNUNET_MessageHeader *mh);
/**
* Handle offers (of `struct GNUNET_HashCode`s) and
* respond with demands (of `struct GNUNET_HashCode`s).
*
* @param cls the union operation
* @param mh the message
*/
void
handle_union_p2p_offer (void *cls,
const struct GNUNET_MessageHeader *mh);
/**
* Handle a done message from a remote peer
*
* @param cls the union operation
* @param mh the message
*/
void
handle_union_p2p_done (void *cls,
const struct GNUNET_MessageHeader *mh);
/**
* Handle an over message from a remote peer
*
* @param cls the union operation
* @param mh the message
*/
void
handle_union_p2p_over (void *cls,
const struct GNUNET_MessageHeader *mh);
#endif
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