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/*
This file is part of GNUnet.
(C) 2012, 2013 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.
*/
/**
* @author Florian Dold
* @file set/set.h
* @brief messages used for the set api
*/
#ifndef SET_H
#define SET_H
#include "platform.h"
#include "gnunet_common.h"
#define GNUNET_SET_ACK_WINDOW 10
GNUNET_NETWORK_STRUCT_BEGIN
struct GNUNET_SET_CreateMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_SET_CREATE
*/
struct GNUNET_MessageHeader header;
/**
* Operation type, values of enum GNUNET_SET_OperationType
*/
// FIXME: use 32_t for 'enum'.
uint16_t operation GNUNET_PACKED;
};
struct GNUNET_SET_ListenMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_SET_LISTEN
*/
struct GNUNET_MessageHeader header;
/**
* Operation type, values of enum GNUNET_SET_OperationType
*/
uint32_t operation GNUNET_PACKED;
/**
* application id
*/
struct GNUNET_HashCode app_id;
};
struct GNUNET_SET_AcceptRejectMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_SET_ACCEPT or
* GNUNET_MESSAGE_TYPE_SET_REJECT
*/
struct GNUNET_MessageHeader header;
/**
* ID of the incoming request we want to accept / reject.
*/
uint32_t accept_reject_id GNUNET_PACKED;
/**
* Request ID to identify responses,
* must be 0 if we don't accept the request.
*/
uint32_t request_id GNUNET_PACKED;
};
/**
* A request for an operation with another client.
*/
struct GNUNET_SET_RequestMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_SET_Request.
*/
struct GNUNET_MessageHeader header;
/**
* Identity of the requesting peer.
*/
struct GNUNET_PeerIdentity peer_id;
/**
* ID of the to identify the request when accepting or
* rejecting it.
*/
uint32_t accept_id GNUNET_PACKED;
/* rest: nested context message */
};
struct GNUNET_SET_EvaluateMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_SET_EVALUATE
*/
struct GNUNET_MessageHeader header;
/**
* id of our evaluate, chosen by the client
*/
uint32_t request_id GNUNET_PACKED;
/**
* Peer to evaluate the operation with
*/
struct GNUNET_PeerIdentity target_peer;
/**
* Application id
*/
struct GNUNET_HashCode app_id;
/**
* Salt to use for the operation
*/
uint16_t salt GNUNET_PACKED;
/**
* Padding
*/
uint16_t reserved GNUNET_PACKED;
/* rest: inner message */
};
struct GNUNET_SET_ResultMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_SET_RESULT
*/
struct GNUNET_MessageHeader header;
/**
* id the result belongs to
*/
uint32_t request_id GNUNET_PACKED;
/**
* Was the evaluation successful?
*/
uint16_t result_status GNUNET_PACKED;
/**
* Type of the element attachted to the message,
* if any.
*/
uint16_t element_type GNUNET_PACKED;
/* rest: the actual element */
};
struct GNUNET_SET_ElementMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_SET_ADD or
* GNUNET_MESSAGE_TYPE_SET_REMOVE
*/
struct GNUNET_MessageHeader header;
uint16_t element_type GNUNET_PACKED;
uint16_t reserved GNUNET_PACKED;
/* rest: the actual element */
};
/**
* Sent to the service by the client
* in order to cancel a set operation.
*/
struct GNUNET_SET_CancelMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_SET_CANCEL
*/
struct GNUNET_MessageHeader header;
/**
* ID of the request we want to cancel.
*/
uint32_t request_id GNUNET_PACKED;
};
struct GNUNET_SET_IterResponseMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_SET_ITER_RESPONSE
*/
struct GNUNET_MessageHeader header;
/**
* Type of the element attachted to the message,
* if any.
*/
uint16_t element_type GNUNET_PACKED;
/* rest: element */
};
struct GNUNET_SET_IterAckMessage
{
/**
* Type: GNUNET_MESSAGE_TYPE_SET_ITER_ACK
*/
struct GNUNET_MessageHeader header;
/**
* Non-zero if the service should continue sending elements.
*/
uint32_t send_more;
};
GNUNET_NETWORK_STRUCT_END
#endif
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