/
interface.go
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/
interface.go
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// Modifications Copyright 2018 The klaytn Authors
// 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/>.
//
// This file is derived from core/vm/interface.go (2018/06/04).
// Modified and improved for the klaytn development.
package vm
import (
"math/big"
"github.com/klaytn/klaytn/blockchain/types"
"github.com/klaytn/klaytn/blockchain/types/accountkey"
"github.com/klaytn/klaytn/common"
"github.com/klaytn/klaytn/params"
)
// StateDB is an EVM database for full state querying.
type StateDB interface {
CreateAccount(common.Address)
CreateSmartContractAccount(addr common.Address, format params.CodeFormat, r params.Rules)
CreateSmartContractAccountWithKey(addr common.Address, humanReadable bool, key accountkey.AccountKey, format params.CodeFormat, r params.Rules)
CreateEOA(addr common.Address, humanReadable bool, key accountkey.AccountKey)
SubBalance(common.Address, *big.Int)
AddBalance(common.Address, *big.Int)
GetBalance(common.Address) *big.Int
GetNonce(common.Address) uint64
IncNonce(common.Address)
SetNonce(common.Address, uint64)
GetCodeHash(common.Address) common.Hash
GetCode(common.Address) []byte
SetCode(common.Address, []byte) error
GetCodeSize(common.Address) int
GetVmVersion(common.Address) (params.VmVersion, bool)
AddRefund(uint64)
SubRefund(uint64)
GetRefund() uint64
GetCommittedState(common.Address, common.Hash) common.Hash
GetState(common.Address, common.Hash) common.Hash
SetState(common.Address, common.Hash, common.Hash)
Suicide(common.Address) bool
HasSuicided(common.Address) bool
// UpdateKey updates the account's key with the given key.
UpdateKey(addr common.Address, newKey accountkey.AccountKey, currentBlockNumber uint64) error
// Exist reports whether the given account exists in state.
// Notably this should also return true for suicided accounts.
Exist(common.Address) bool
// Empty returns whether the given account is empty. Empty
// is defined according to EIP161 (balance = nonce = code = 0).
Empty(common.Address) bool
RevertToSnapshot(int)
Snapshot() int
AddLog(*types.Log)
AddPreimage(common.Hash, []byte)
// IsProgramAccount returns true if the account implements ProgramAccount.
IsProgramAccount(address common.Address) bool
IsContractAvailable(address common.Address) bool
IsValidCodeFormat(addr common.Address) bool
ForEachStorage(common.Address, func(common.Hash, common.Hash) bool)
GetTxHash() common.Hash
GetKey(address common.Address) accountkey.AccountKey
}