63 lines
2.0 KiB
Go
63 lines
2.0 KiB
Go
// Copyright 2021 Evmos Foundation
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// This file is part of Evmos' Ethermint library.
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//
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// The Ethermint library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The Ethermint library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the Ethermint library. If not, see https://github.com/evmos/ethermint/blob/main/LICENSE
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package statedb
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import (
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"math/big"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/params"
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"github.com/evmos/ethermint/x/evm/types"
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)
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// TxConfig encapulates the readonly information of current tx for `StateDB`.
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type TxConfig struct {
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BlockHash common.Hash // hash of current block
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TxHash common.Hash // hash of current tx
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TxIndex uint // the index of current transaction
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LogIndex uint // the index of next log within current block
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}
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// NewTxConfig returns a TxConfig
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func NewTxConfig(bhash, thash common.Hash, txIndex, logIndex uint) TxConfig {
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return TxConfig{
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BlockHash: bhash,
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TxHash: thash,
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TxIndex: txIndex,
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LogIndex: logIndex,
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}
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}
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// NewEmptyTxConfig construct an empty TxConfig,
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// used in context where there's no transaction, e.g. `eth_call`/`eth_estimateGas`.
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func NewEmptyTxConfig(bhash common.Hash) TxConfig {
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return TxConfig{
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BlockHash: bhash,
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TxHash: common.Hash{},
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TxIndex: 0,
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LogIndex: 0,
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}
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}
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// EVMConfig encapsulates common parameters needed to create an EVM to execute a message
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// It's mainly to reduce the number of method parameters
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type EVMConfig struct {
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Params types.Params
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ChainConfig *params.ChainConfig
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CoinBase common.Address
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BaseFee *big.Int
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}
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