path: root/include/hotstuff/hotstuff.h

#ifndef _HOTSTUFF_CORE_H
#define _HOTSTUFF_CORE_H

#include <queue>
#include <unordered_map>
#include <unordered_set>

#include "salticidae/util.h"
#include "salticidae/network.h"
#include "salticidae/msg.h"
#include "hotstuff/util.h"
#include "hotstuff/consensus.h"
#include "hotstuff/liveness.h"

namespace hotstuff {

using salticidae::PeerNetwork;
using salticidae::ElapsedTime;
using salticidae::_1;
using salticidae::_2;

const double ent_waiting_timeout = 10;
const double double_inf = 1e10;

/** Network message format for HotStuff. */
struct MsgPropose {
    static const opcode_t opcode = 0x0;
    DataStream serialized;
    Proposal proposal;
    MsgPropose(const Proposal &);
    /** Only move the data to serialized, do not parse immediately. */
    MsgPropose(DataStream &&s): serialized(std::move(s)) {}
    /** Parse the serialized data to blks now, with `hsc->storage`. */
    void postponed_parse(HotStuffCore *hsc);
};

struct MsgVote {
    static const opcode_t opcode = 0x1;
    DataStream serialized;
    Vote vote;
    MsgVote(const Vote &);
    MsgVote(DataStream &&s): serialized(std::move(s)) {}
    void postponed_parse(HotStuffCore *hsc);
};

struct MsgReqBlock {
    static const opcode_t opcode = 0x2;
    DataStream serialized;
    std::vector<uint256_t> blk_hashes;
    MsgReqBlock() = default;
    MsgReqBlock(const std::vector<uint256_t> &blk_hashes);
    MsgReqBlock(DataStream &&s);
};


struct MsgRespBlock {
    static const opcode_t opcode = 0x3;
    DataStream serialized;
    std::vector<block_t> blks;
    MsgRespBlock(const std::vector<block_t> &