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consensus.go
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/
consensus.go
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// Copyright © 2018 J. Strobus White.
// This file is part of the blocktop blockchain development kit.
//
// Blocktop 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.
//
// Blocktop 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 blocktop. If not, see <http://www.gnu.org/licenses/>.
package spec
type Consensus interface {
OnBlockConfirmed(BlockConfirmationHandler)
OnLocalBlockConfirmed(BlockConfirmationHandler)
Evaluate() Competition
AddBlocks(block []Block, local bool) *AddBlocksResponse
ConfirmBlocks()
WasSeen(block Block) bool
SetCompeted(head Block)
SetConfirmingRoot(rootID int)
}
type BlockComparator func([]Block) Block
type BlockConfirmationHandler func(Block)
type AddBlocksResponse struct {
AddedBlock Block
AddedToRoot int
MaxBlockNumber uint64
DisqualifiedBlocks []Block
Error error
}