com.hedera.node.app.service.evm.contracts.operations.HederaEvmChainIdOperation Maven / Gradle / Ivy
/*
* Copyright (C) 2023-2024 Hedera Hashgraph, LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.hedera.node.app.service.evm.contracts.operations;
import static org.hyperledger.besu.evm.frame.ExceptionalHaltReason.INSUFFICIENT_GAS;
import com.hedera.node.app.service.evm.contracts.execution.EvmProperties;
import javax.inject.Inject;
import org.hyperledger.besu.evm.EVM;
import org.hyperledger.besu.evm.frame.MessageFrame;
import org.hyperledger.besu.evm.gascalculator.GasCalculator;
import org.hyperledger.besu.evm.operation.AbstractOperation;
import org.hyperledger.besu.evm.operation.Operation;
/**
* Hedera adapted ChainIdOperation.
*
* Chain ID is set by a dynamic property.
*/
public class HederaEvmChainIdOperation extends AbstractOperation {
final EvmProperties evmProperties;
final Operation.OperationResult successResponse;
private final OperationResult oogResponse;
private final long gasCost;
@Inject
public HederaEvmChainIdOperation(final GasCalculator gasCalculator, final EvmProperties evmProperties) {
super(0x46, "CHAINID", 0, 1, gasCalculator);
this.evmProperties = evmProperties;
this.gasCost = gasCalculator.getBaseTierGasCost();
this.successResponse = new OperationResult(gasCost, null);
this.oogResponse = new OperationResult(gasCost, INSUFFICIENT_GAS);
}
public Operation.OperationResult execute(final MessageFrame frame, final EVM evm) {
if (frame.getRemainingGas() < gasCost) {
return oogResponse;
}
frame.pushStackItem(evmProperties.chainIdBytes32());
return successResponse;
}
}