/
interface.go
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/
interface.go
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// Copyright 2016 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 vm
import (
"math/big"
"github.com/FusionFoundation/efsn/v5/common"
"github.com/FusionFoundation/efsn/v5/core/types"
)
// StateDB is an EVM database for full state querying.
type StateDB interface {
CreateAccount(common.Address)
SubBalance(common.Address, common.Hash, *big.Int)
AddBalance(common.Address, common.Hash, *big.Int)
GetBalance(common.Hash, common.Address) *big.Int
SubTimeLockBalance(common.Address, common.Hash, *common.TimeLock, uint64)
AddTimeLockBalance(common.Address, common.Hash, *common.TimeLock, uint64)
SetTimeLockBalance(common.Address, common.Hash, *common.TimeLock)
GetTimeLockBalance(common.Hash, common.Address) *common.TimeLock
TransferNotation(notation uint64, from common.Address, to common.Address) error
GetNonce(common.Address) uint64
SetNonce(common.Address, uint64)
GetCodeHash(common.Address) common.Hash
GetCode(common.Address) []byte
SetCode(common.Address, []byte)
GetCodeSize(common.Address) int
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
// 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
PrepareAccessList(sender common.Address, dest *common.Address, precompiles []common.Address, txAccesses types.AccessList)
AddressInAccessList(addr common.Address) bool
SlotInAccessList(addr common.Address, slot common.Hash) (addressOk bool, slotOk bool)
// AddAddressToAccessList adds the given address to the access list. This operation is safe to perform
// even if the feature/fork is not active yet
AddAddressToAccessList(addr common.Address)
// AddSlotToAccessList adds the given (address,slot) to the access list. This operation is safe to perform
// even if the feature/fork is not active yet
AddSlotToAccessList(addr common.Address, slot common.Hash)
RevertToSnapshot(int)
Snapshot() int
AddLog(*types.Log)
AddPreimage(common.Hash, []byte)
ForEachStorage(common.Address, func(common.Hash, common.Hash) bool)
GenNotation(common.Address) error
GetNotation(common.Address) uint64
GenAsset(common.Asset) error
UpdateAsset(common.Asset) error
AllTickets() (common.TicketsDataSlice, error)
AddTicket(common.Ticket) error
RemoveTicket(id common.Hash) error
GetTicket(id common.Hash) (*common.Ticket, error)
IsTicketExist(id common.Hash) bool
AddSwap(swap common.Swap) error
UpdateSwap(swap common.Swap) error
RemoveSwap(id common.Hash) error
GetSwap(swapID common.Hash) (common.Swap, error)
GetAsset(assetID common.Hash) (common.Asset, error)
AddMultiSwap(swap common.MultiSwap) error
UpdateMultiSwap(swap common.MultiSwap) error
RemoveMultiSwap(id common.Hash) error
GetMultiSwap(swapID common.Hash) (common.MultiSwap, error)
IsReportExist(report []byte) bool
AddReport(report []byte) error
ProcessMatureFSN(addr common.Address, timestamp, blockNbr uint64)
}
// CallContext provides a basic interface for the EVM calling conventions. The EVM EVM
// depends on this context being implemented for doing subcalls and initialising new EVM contracts.
type CallContext interface {
// Call another contract
Call(env *EVM, me ContractRef, addr common.Address, data []byte, gas, value *big.Int) ([]byte, error)
// Take another's contract code and execute within our own context
CallCode(env *EVM, me ContractRef, addr common.Address, data []byte, gas, value *big.Int) ([]byte, error)
// Same as CallCode except sender and value is propagated from parent to child scope
DelegateCall(env *EVM, me ContractRef, addr common.Address, data []byte, gas *big.Int) ([]byte, error)
// Create a new contract
Create(env *EVM, me ContractRef, data []byte, gas, value *big.Int) ([]byte, common.Address, error)
}