/
engine.go
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/
engine.go
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// Copyright (C) 2018 go-gamc authors
//
// This file is part of the go-gamc library.
//
// the go-gamc library 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 of the License, or
// (at your option) any later version.
//
// the go-gamc library 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 the go-gamc library. If not, see <http://www.gnu.org/licenses/>.
//
package core
import (
"gamc.pro/gamcio/go-gamc/network"
"gamc.pro/gamcio/go-gamc/storage/cdb"
"gamc.pro/gamcio/go-gamc/util/config"
"errors"
"math/big"
)
var (
ErrUnknownAncestor = errors.New("unknown ancestor")
ErrFutureBlock = errors.New("block in the future")
ErrInvalidNumber = errors.New("invalid block number")
)
// ConsensusEngine
type Consensus interface {
Setup(gamc gamc)
Start()
Stop()
EnableMining() //
DisableMining() //
IsEnable() bool
ResumeMining()
SuspendMining() //
IsSuspend() bool //
UpdateFixedBlock()
VerifyBlock(block *Block) error
AccumulateRewards(addr Address, reward *big.Int) error
}
// Synchronize interface of sync service
type Synchronize interface {
Start()
Stop()
StartActiveSync() bool
StopActiveSync()
WaitingForFinish()
IsActiveSyncing() bool
}
type AccountManager interface {
NewAccount(passphrase []byte) (*Address, string, error)
UpdateAccount(address string, oldPassphrase, newPassphrase []byte) error
Sign(address *Address, hash []byte) ([]byte, error)
SignBlock(address *Address, block *Block) error
Verify(pubKey []byte, message, sig []byte) bool
}
type gamc interface {
BlockChain() *BlockChain
NetService() network.Service
AccountManager() AccountManager
Consensus() Consensus
Config() *config.Config
Storage() cdb.Storage
}