/*
     This file is part of GNUnet.
     Copyright (C) 2011-2015 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.
    
     You should have received a copy of the GNU Affero General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.

     SPDX-License-Identifier: AGPL3.0-or-later
*/
/**
 * @file ats/gnunet-service-ats_connectivity.h
 * @brief ats service, interaction with 'connecivity' API
 * @author Matthias Wachs
 * @author Christian Grothoff
 */
#ifndef GNUNET_SERVICE_ATS_CONNECTIVITY_H
#define GNUNET_SERVICE_ATS_CONNECTIVITY_H

#include "ats.h"


/**
 * Is the given peer in the list of peers for which we
 * have an address request?
 *
 * @param cls unused, NULL
 * @param peer peer to query for
 * @return #GNUNET_YES if so, #GNUNET_NO if not
 */
unsigned int
GAS_connectivity_has_peer (void *cls,
                           const struct GNUNET_PeerIdentity *peer);


/**
 * Handle 'request address' messages from clients.
 *
 * @param client client that sent the request
 * @param msg the request message
 */
void
GAS_handle_request_address (struct GNUNET_SERVICE_Client *client,
                            const struct RequestAddressMessage *msg);


/**
 * Cancel 'request address' messages from clients.
 *
 * @param client client that sent the request
 * @param msg the request message
 */
void
GAS_handle_request_address_cancel (struct GNUNET_SERVICE_Client *client,
                                   const struct RequestAddressMessage *msg);


/**
 * Unregister a client (which may have been a connectivity client,
 * but this is not assured).
 *
 * @param client handle of the (now dead) client
 */
void
GAS_connectivity_remove_client (struct GNUNET_SERVICE_Client *client);


/**
 * Initialize connectivity subsystem.
 */
void
GAS_connectivity_init (void);


/**
 * Shutdown connectivity subsystem.
 */
void
GAS_connectivity_done (void);


#endif
/* end of gnunet-service-ats_connectivity.h */