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/*
This file is part of GNUnet.
Copyright (C) 2010-2015, 2018, 2019 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
* Bandwidth allocation API for applications to interact with
*
* @author Christian Grothoff
* @author Matthias Wachs
*
* @defgroup TRANSPORT service
* Bandwidth allocation
*
* @{
*/
#ifndef GNUNET_TRANSPORT_APPLICATION_SERVICE_H
#define GNUNET_TRANSPORT_APPLICATION_SERVICE_H
#include "gnunet_constants.h"
#include "gnunet_util_lib.h"
#include "gnunet_nt_lib.h"
/**
* Handle to the TRANSPORT subsystem for making suggestions about
* connections the peer would like to have.
*/
struct GNUNET_TRANSPORT_ApplicationHandle;
/**
* Initialize the TRANSPORT application client handle.
*
* @param cfg configuration to use
* @return ats application handle, NULL on error
*/
struct GNUNET_TRANSPORT_ApplicationHandle *
GNUNET_TRANSPORT_application_init (const struct GNUNET_CONFIGURATION_Handle *cfg);
/**
* Shutdown TRANSPORT application client.
*
* @param ch handle to destroy
*/
void
GNUNET_TRANSPORT_application_done (struct GNUNET_TRANSPORT_ApplicationHandle *ch);
/**
* An application (or a communicator) has received a HELLO (or other address
* data of another peer) and wants TRANSPORT to validate that the address is
* correct. The result is NOT returned, in fact TRANSPORT may do nothing
* (i.e. if it has too many active validations or recently tried this one
* already). If the @a addr validates, TRANSPORT will persist the address
* with PEERSTORE.
*
* @param ch handle
* @param peer identity of the peer we have an address for
* @param expiration when does @a addr expire; used by TRANSPORT to know when
* to definitively give up attempting to validate
* @param nt network type of @a addr (as claimed by the other peer);
* used by TRANSPORT to avoid trying @a addr's that really cannot work
* due to network type missmatches
* @param addr address to validate
*/
void
GNUNET_TRANSPORT_application_validate (struct GNUNET_TRANSPORT_ApplicationHandle *ch,
const struct GNUNET_PeerIdentity *peer,
struct GNUNET_TIME_Absolute expiration,
enum GNUNET_NetworkType nt,
const char *addr);
/** @} */ /* end of group */
#endif
/* end of file gnunet_ats_application_service.h */
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