go-ethereum/statediff/types/types.go
2020-11-18 20:01:37 +03:00

69 lines
2.6 KiB
Go

// Copyright 2019 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/>.
// Contains a batch of utility type declarations used by the tests. As the node
// operates on unique types, a lot of them are needed to check various features.
package types
import "github.com/ethereum/go-ethereum/common"
// NodeType for explicitly setting type of node
type NodeType string
const (
Unknown NodeType = "Unknown"
Leaf NodeType = "Leaf"
Extension NodeType = "Extension"
Branch NodeType = "Branch"
Removed NodeType = "Removed" // used to represent pathes which have been emptied
)
// StateNode holds the data for a single state diff node
type StateNode struct {
NodeType NodeType `json:"nodeType" gencodec:"required"`
Path []byte `json:"path" gencodec:"required"`
NodeValue []byte `json:"value" gencodec:"required"`
StorageNodes []StorageNode `json:"storage"`
LeafKey []byte `json:"leafKey"`
}
// StorageNode holds the data for a single storage diff node
type StorageNode struct {
NodeType NodeType `json:"nodeType" gencodec:"required"`
Path []byte `json:"path" gencodec:"required"`
NodeValue []byte `json:"value" gencodec:"required"`
LeafKey []byte `json:"leafKey"`
}
// CodeAndCodeHash struct for holding codehash => code mappings
// we can't use an actual map because they are not rlp serializable
type CodeAndCodeHash struct {
Hash common.Hash `json:"codeHash"`
Code []byte `json:"code"`
}
// AddressAndAddressHash struct for holding keccak256(address) => address mapping
type AddressAndAddressHash struct {
Hash common.Hash `json:"addressHash"`
Address common.Address `json:"address"`
}
type StateNodeSink func(StateNode) error
type StorageNodeSink func(StorageNode) error
type CodeSink func(CodeAndCodeHash) error
type AddressSink func(AddressAndAddressHash) error