43 lines
1.5 KiB
Go
43 lines
1.5 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 geth
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import (
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"math/big"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/params"
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evm "github.com/evmos/ethermint/x/evm/vm"
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)
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// GetPrecompiles returns all the precompiled contracts defined given the
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// current chain configuration and block height.
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func GetPrecompiles(cfg *params.ChainConfig, blockNumber *big.Int) evm.PrecompiledContracts {
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var precompiles evm.PrecompiledContracts
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switch {
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case cfg.IsBerlin(blockNumber):
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precompiles = vm.PrecompiledContractsBerlin
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case cfg.IsIstanbul(blockNumber):
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precompiles = vm.PrecompiledContractsIstanbul
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case cfg.IsByzantium(blockNumber):
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precompiles = vm.PrecompiledContractsByzantium
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default:
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precompiles = vm.PrecompiledContractsHomestead
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}
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return precompiles
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}
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