2 This file is part of GNUnet.
3 (C) 2012 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
22 * @author Florian Dold
23 * @file consensus/consensus.h
29 #include "gnunet_common.h"
31 GNUNET_NETWORK_STRUCT_BEGIN
34 * Sent by the client to the service,
35 * when the client wants the service to join a consensus session.
37 struct GNUNET_CONSENSUS_JoinMessage
40 * Type: GNUNET_MESSAGE_TYPE_CONSENSUS_CLIENT_JOIN
42 struct GNUNET_MessageHeader header;
44 uint32_t num_peers GNUNET_PACKED;
46 struct GNUNET_HashCode session_id;
48 /* GNUNET_PeerIdentity[num_peers] */
52 struct GNUNET_CONSENSUS_ConcludeMessage
55 * Type: GNUNET_MESSAGE_TYPE_CONSENSUS_CLIENT_CONCLUDE
57 struct GNUNET_MessageHeader header;
60 * Padding, must be zero.
62 uint32_t reserved GNUNET_PACKED;
65 * Deadline for conclude
67 struct GNUNET_TIME_AbsoluteNBO deadline;
72 * Message with an element
74 struct GNUNET_CONSENSUS_ElementMessage
79 * Either GNUNET_MESSAGE_TYPE_CONSENSUS_CLIENT_RECEIVED_ELEMENT
80 * or GNUNET_MESSAGE_TYPE_CONSENSUS_CLIENT_INSERT_ELEMENT
82 struct GNUNET_MessageHeader header;
85 * Type: GNUNET_MESSAGE_TYPE_CONSENSUS_CLIENT_NEW_ELEMENT
87 uint16_t element_type GNUNET_PACKED; /* FIXME: alignment? => uint32_t */
89 /* rest: element data */
92 struct GNUNET_CONSENSUS_AckMessage
95 * Type: GNUNET_MESSAGE_TYPE_CONSENSUS_CLIENT_ACK
97 struct GNUNET_MessageHeader header;
100 * Do we want to keep and propagate the element?
102 uint8_t keep; /* FIXME: alignment!? => (u)int32_t */
104 /* FIXME: add message hash? */
107 GNUNET_NETWORK_STRUCT_END