consensus_protocol.h

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/*
      This file is part of GNUnet
      Copyright (C) 2012 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
 */
 
 
#ifndef GNUNET_CONSENSUS_PROTOCOL_H
#define GNUNET_CONSENSUS_PROTOCOL_H
 
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_common.h"
#include "gnunet_protocols.h"
 
 
GNUNET_NETWORK_STRUCT_BEGIN
 
struct GNUNET_CONSENSUS_RoundContextMessage
{
  struct GNUNET_MessageHeader header;
 
  uint16_t kind GNUNET_PACKED;
 
  int16_t peer1 GNUNET_PACKED;
 
  int16_t peer2 GNUNET_PACKED;
 
  int16_t repetition GNUNET_PACKED;
 
  int16_t leader GNUNET_PACKED;
 
  uint16_t is_contested GNUNET_PACKED;
};
 
 
enum
{
  CONSENSUS_MARKER_CONTESTED = 1,
  CONSENSUS_MARKER_SIZE = 2,
};
 
 
struct ConsensusElement
{
  uint16_t payload_type GNUNET_PACKED;
 
  uint8_t marker;
 
  /* rest: element data */
};
 
 
struct ConsensusSizeElement
{
  struct ConsensusElement ce;
 
  uint64_t size GNUNET_PACKED;
  uint8_t sender_index;
};
 
 
struct ConsensusStuffedElement
{
  struct ConsensusElement ce;
  struct GNUNET_HashCode rand GNUNET_PACKED;
};
 
 
GNUNET_NETWORK_STRUCT_END
 
#endif