024d41d0c2
Removed exported statedb object accessors, reducing the chance for nasty bugs to creep in. It's also ugly and unnecessary to have these methods.
71 lines
3.9 KiB
Go
71 lines
3.9 KiB
Go
// 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/ethereum/go-ethereum/common"
|
|
"github.com/ethereum/go-ethereum/core/types"
|
|
)
|
|
|
|
func NoopCanTransfer(db StateDB, from common.Address, balance *big.Int) bool {
|
|
return true
|
|
}
|
|
func NoopTransfer(db StateDB, from, to common.Address, amount *big.Int) {}
|
|
|
|
type NoopEVMCallContext struct{}
|
|
|
|
func (NoopEVMCallContext) Call(caller ContractRef, addr common.Address, data []byte, gas, value *big.Int) ([]byte, error) {
|
|
return nil, nil
|
|
}
|
|
func (NoopEVMCallContext) CallCode(caller ContractRef, addr common.Address, data []byte, gas, value *big.Int) ([]byte, error) {
|
|
return nil, nil
|
|
}
|
|
func (NoopEVMCallContext) Create(caller ContractRef, data []byte, gas, value *big.Int) ([]byte, common.Address, error) {
|
|
return nil, common.Address{}, nil
|
|
}
|
|
func (NoopEVMCallContext) DelegateCall(me ContractRef, addr common.Address, data []byte, gas *big.Int) ([]byte, error) {
|
|
return nil, nil
|
|
}
|
|
|
|
type NoopStateDB struct{}
|
|
|
|
func (NoopStateDB) CreateAccount(common.Address) {}
|
|
func (NoopStateDB) SubBalance(common.Address, *big.Int) {}
|
|
func (NoopStateDB) AddBalance(common.Address, *big.Int) {}
|
|
func (NoopStateDB) GetBalance(common.Address) *big.Int { return nil }
|
|
func (NoopStateDB) GetNonce(common.Address) uint64 { return 0 }
|
|
func (NoopStateDB) SetNonce(common.Address, uint64) {}
|
|
func (NoopStateDB) GetCodeHash(common.Address) common.Hash { return common.Hash{} }
|
|
func (NoopStateDB) GetCode(common.Address) []byte { return nil }
|
|
func (NoopStateDB) SetCode(common.Address, []byte) {}
|
|
func (NoopStateDB) GetCodeSize(common.Address) int { return 0 }
|
|
func (NoopStateDB) AddRefund(*big.Int) {}
|
|
func (NoopStateDB) GetRefund() *big.Int { return nil }
|
|
func (NoopStateDB) GetState(common.Address, common.Hash) common.Hash { return common.Hash{} }
|
|
func (NoopStateDB) SetState(common.Address, common.Hash, common.Hash) {}
|
|
func (NoopStateDB) Suicide(common.Address) bool { return false }
|
|
func (NoopStateDB) HasSuicided(common.Address) bool { return false }
|
|
func (NoopStateDB) Exist(common.Address) bool { return false }
|
|
func (NoopStateDB) Empty(common.Address) bool { return false }
|
|
func (NoopStateDB) RevertToSnapshot(int) {}
|
|
func (NoopStateDB) Snapshot() int { return 0 }
|
|
func (NoopStateDB) AddLog(*types.Log) {}
|
|
func (NoopStateDB) AddPreimage(common.Hash, []byte) {}
|
|
func (NoopStateDB) ForEachStorage(common.Address, func(common.Hash, common.Hash) bool) {}
|