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/*
This file is part of GNUnet.
(C) 2010,2011 Christian Grothoff (and other contributing authors)
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, 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file ats/ats.h
* @brief automatic transport selection messages
* @author Christian Grothoff
* @author Matthias Wachs
*/
#ifndef ATS_H
#define ATS_H
#include "gnunet_util_lib.h"
enum StartFlag
{
START_FLAG_SCHEDULING = 0,
START_FLAG_PERFORMANCE_WITH_PIC = 1,
START_FLAG_PERFORMANCE_NO_PIC = 2
};
struct ClientStartMessage
{
struct GNUNET_MessageHeader header;
/**
* NBO value of an 'enum StartFlag'.
*/
uint32_t start_flag GNUNET_PACKED;
};
struct RequestAddressMessage
{
struct GNUNET_MessageHeader header;
uint32_t reserved GNUNET_PACKED;
struct GNUNET_PeerIdentity peer;
};
struct AddressUpdateMessage
{
struct GNUNET_MessageHeader header;
uint32_t ats_count GNUNET_PACKED;
struct GNUNET_PeerIdentity peer;
uint16_t address_length GNUNET_PACKED;
uint16_t plugin_name_length GNUNET_PACKED;
uint32_t session_id GNUNET_PACKED;
/* followed by:
* - struct GNUNET_ATS_Information [ats_count];
* - char address[address_length]
* - char plugin_name[plugin_name_length] (including '\0'-termination).
*/
};
struct AddressUseMessage
{
struct GNUNET_MessageHeader header;
struct GNUNET_PeerIdentity peer;
uint16_t in_use GNUNET_PACKED;
uint16_t address_length GNUNET_PACKED;
uint16_t plugin_name_length GNUNET_PACKED;
uint32_t session_id GNUNET_PACKED;
/* followed by:
* - char address[address_length]
* - char plugin_name[plugin_name_length] (including '\0'-termination).
*/
};
struct AddressDestroyedMessage
{
struct GNUNET_MessageHeader header;
uint32_t reserved GNUNET_PACKED;
struct GNUNET_PeerIdentity peer;
uint16_t address_length GNUNET_PACKED;
uint16_t plugin_name_length GNUNET_PACKED;
uint32_t session_id GNUNET_PACKED;
/* followed by:
* - char address[address_length]
* - char plugin_name[plugin_name_length] (including '\0'-termination).
*/
};
struct AddressSuggestionMessage
{
struct GNUNET_MessageHeader header;
uint32_t ats_count GNUNET_PACKED;
struct GNUNET_PeerIdentity peer;
uint16_t address_length GNUNET_PACKED;
uint16_t plugin_name_length GNUNET_PACKED;
uint32_t session_id GNUNET_PACKED;
struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out;
struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in;
/* followed by:
* - struct GNUNET_ATS_Information [ats_count];
* - char address[address_length]
* - char plugin_name[plugin_name_length] (including '\0'-termination).
*/
};
struct PeerInformationMessage
{
struct GNUNET_MessageHeader header;
uint32_t ats_count GNUNET_PACKED;
struct GNUNET_PeerIdentity peer;
uint16_t address_length GNUNET_PACKED;
uint16_t plugin_name_length GNUNET_PACKED;
struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out;
struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in;
/* followed by:
* - struct GNUNET_ATS_Information [ats_count];
* - char address[address_length]
* - char plugin_name[plugin_name_length] (including '\0'-termination).
*/
};
struct ReservationRequestMessage
{
struct GNUNET_MessageHeader header;
int32_t amount GNUNET_PACKED;
struct GNUNET_PeerIdentity peer;
};
/**
* Message sent by ATS service to client to confirm that it is done
* using the given session ID.
*/
struct SessionReleaseMessage
{
struct GNUNET_MessageHeader header;
uint32_t session_id GNUNET_PACKED;
struct GNUNET_PeerIdentity peer;
};
struct ReservationResultMessage
{
struct GNUNET_MessageHeader header;
int32_t amount GNUNET_PACKED;
struct GNUNET_PeerIdentity peer;
struct GNUNET_TIME_RelativeNBO res_delay;
};
struct PreferenceInformation
{
uint32_t preference_kind GNUNET_PACKED;
float preference_value GNUNET_PACKED;
};
struct ChangePreferenceMessage
{
struct GNUNET_MessageHeader header;
uint32_t num_preferences GNUNET_PACKED;
struct GNUNET_PeerIdentity peer;
/* followed by 'num_preferences'
* struct PreferenceInformation values */
};
#endif
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