github.com/n1ghtfa1l/go-vnt@v0.6.4-alpha.6/core/wavm/context.go (about) 1 // Copyright 2019 The go-vnt Authors 2 // This file is part of the go-vnt library. 3 // 4 // The go-vnt 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-vnt 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-vnt library. If not, see <http://www.gnu.org/licenses/>. 16 17 package wavm 18 19 import ( 20 "math/big" 21 22 "github.com/vntchain/go-vnt/accounts/abi" 23 "github.com/vntchain/go-vnt/common" 24 "github.com/vntchain/go-vnt/core/state" 25 inter "github.com/vntchain/go-vnt/core/vm/interface" 26 "github.com/vntchain/go-vnt/core/wavm/contract" 27 "github.com/vntchain/go-vnt/core/wavm/gas" 28 "github.com/vntchain/go-vnt/core/wavm/storage" 29 "github.com/vntchain/go-vnt/params" 30 ) 31 32 type ChainContext struct { 33 // CanTransfer returns whether the account contains 34 // sufficient vnt to transfer the value 35 CanTransfer func(inter.StateDB, common.Address, *big.Int) bool 36 // Transfer transfers vnt from one account to the other 37 Transfer func(inter.StateDB, common.Address, common.Address, *big.Int) 38 // GetHash returns the hash corresponding to n 39 GetHash func(uint64) common.Hash 40 // Message information 41 Origin common.Address // Provides information for ORIGIN 42 GasPrice *big.Int // Provides information for GASPRICE 43 44 // Block information 45 Coinbase common.Address // Provides information for COINBASE 46 GasLimit uint64 // Provides information for GASLIMIT 47 BlockNumber *big.Int // Provides information for NUMBER 48 Time *big.Int // Provides information for TIME 49 Difficulty *big.Int // Provides information for DIFFICULTY 50 StateDB *state.StateDB 51 Contract *contract.WASMContract 52 Code []byte //Wasm contract code 53 Abi abi.ABI //Wasm contract abi 54 Wavm *WAVM 55 IsCreated bool 56 StorageMapping map[uint64]storage.StorageMapping 57 GasRule gas.Gas 58 GasCounter gas.GasCounter 59 GasTable params.GasTable 60 }