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- // Copyright 2015 The go-ethereum Authors
- // This file is part of the go-ethereum library.
- //
- // The go-ethereum library is free software: you can redistribute it and/or modify
- // it under the terms of the GNU Lesser 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-ethereum 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 Lesser General Public License for more details.
- //
- // You should have received a copy of the GNU Lesser General Public License
- // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
- package core
- import (
- "github.com/ethereum/go-ethereum/core/state"
- "github.com/ethereum/go-ethereum/core/types"
- "github.com/ethereum/go-ethereum/core/vm"
- )
- // Validator is an interface which defines the standard for block validation. It
- // is only responsible for validating block contents, as the header validation is
- // done by the specific consensus engines.
- //
- type Validator interface {
- // ValidateBody validates the given block's content.
- ValidateBody(block *types.Block) error
- // ValidateState validates the given statedb and optionally the receipts and
- // gas used.
- ValidateState(block, parent *types.Block, state *state.StateDB, receipts types.Receipts, usedGas uint64) error
- }
- // Processor is an interface for processing blocks using a given initial state.
- //
- // Process takes the block to be processed and the statedb upon which the
- // initial state is based. It should return the receipts generated, amount
- // of gas used in the process and return an error if any of the internal rules
- // failed.
- type Processor interface {
- Process(block *types.Block, statedb *state.StateDB, cfg vm.Config) (types.Receipts, []*types.Log, uint64, error)
- }
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