github.com/annchain/OG@v0.0.9/vm/types/interface.go (about) 1 // Copyright 2016 The go-ethereum Authors 2 // This file is part of the go-ethereum library. 3 // 4 // The go-ethereum library is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU Lesser General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // The go-ethereum library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU Lesser General Public License for more details. 13 // 14 // You should have received a copy of the GNU Lesser General Public License 15 // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. 16 17 package types 18 19 import ( 20 ogTypes "github.com/annchain/OG/arefactor/og_interface" 21 "math/big" 22 ) 23 24 // Caller provides a basic interface for the OVM calling conventions. The OVM 25 // depends on this context being implemented for doing subcalls and initialising new OVM contracts. 26 type Caller interface { 27 // Call another contract 28 Call(me ContractRef, addr ogTypes.Address20, data []byte, gas uint64, value *big.Int, txCall bool) (resp []byte, leftOverGas uint64, err error) 29 // Take another's contract code and execute within our own context 30 CallCode(me ContractRef, addr ogTypes.Address20, data []byte, gas uint64, value *big.Int) (resp []byte, leftOverGas uint64, err error) 31 // Same as CallCode except sender and value is propagated from parent to child scope 32 DelegateCall(me ContractRef, addr ogTypes.Address20, data []byte, gas uint64) (resp []byte, leftOverGas uint64, err error) 33 // Create a new contract 34 Create(me ContractRef, data []byte, gas uint64, value *big.Int, txCall bool) (resp []byte, contractAddr ogTypes.Address20, leftOverGas uint64, err error) 35 // Create a new contract use sha3 36 Create2(caller ContractRef, code []byte, gas uint64, endowment *big.Int, salt *big.Int, txCall bool) (ret []byte, contractAddr ogTypes.Address20, leftOverGas uint64, err error) 37 38 StaticCall(caller ContractRef, addr ogTypes.Address20, input []byte, gas uint64) (ret []byte, leftOverGas uint64, err error) 39 }