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110 lines
3.4 KiB
110 lines
3.4 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum is free software: you can redistribute it and/or modify
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it under the terms of the GNU 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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cpp-ethereum 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file AssemblyDebuggerModel.h
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* @author Yann yann@ethdev.com
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* @date 2014
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* used as a model to debug contract assembly code.
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*/
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#include "libethereum/Executive.h"
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#include "libethereum/Transaction.h"
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#include "libethereum/ExtVM.h"
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#include "libevm/VM.h"
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#include "libdevcore/Common.h"
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#include "AppContext.h"
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#include "TransactionBuilder.h"
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#include "AssemblyDebuggerModel.h"
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#include "ConstantCompilationModel.h"
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#include "DebuggingStateWrapper.h"
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using namespace dev;
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using namespace dev::eth;
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using namespace dev::mix;
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AssemblyDebuggerModel::AssemblyDebuggerModel()
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{
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m_currentExecution = std::unique_ptr<Executive>(new Executive(m_executiveState));
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}
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DebuggingContent AssemblyDebuggerModel::getContractInitiationDebugStates(dev::bytesConstRef _rawTransaction)
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{
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QList<DebuggingState> states;
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Transaction tr(_rawTransaction);
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m_currentExecution->create(tr.sender(), tr.value(), tr.gasPrice(), tr.gas(), &tr.data(), tr.sender());
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std::vector<DebuggingState const*> levels;
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bytes code;
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bytesConstRef data;
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bool firstIteration = true;
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auto onOp = [&](uint64_t steps, Instruction inst, dev::bigint newMemSize, dev::bigint gasCost, void* voidVM, void const* voidExt)
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{
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VM& vm = *(VM*)voidVM;
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ExtVM const& ext = *(ExtVM const*)voidExt;
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if (firstIteration)
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{
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code = ext.code;
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data = ext.data;
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firstIteration = false;
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}
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if (levels.size() < ext.depth)
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levels.push_back(&states.back());
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else
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levels.resize(ext.depth);
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states.append(DebuggingState({steps, ext.myAddress, vm.curPC(), inst, newMemSize, vm.gas(),
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vm.stack(), vm.memory(), gasCost, ext.state().storage(ext.myAddress), levels}));
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};
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m_currentExecution->go(onOp);
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m_currentExecution->finalize(onOp);
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DebuggingContent d;
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d.states = states;
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d.executionCode = code;
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d.executionData = data;
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d.contentAvailable = true;
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d.message = "ok";
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return d;
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}
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DebuggingContent AssemblyDebuggerModel::getContractInitiationDebugStates(dev::u256 _value,
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dev::u256 _gasPrice,
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dev::u256 _gas,
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QString _code,
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KeyPair _key)
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{
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ConstantCompilationModel compiler;
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CompilerResult res = compiler.compile(_code);
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if (!res.success)
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{
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DebuggingContent r;
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r.contentAvailable = false;
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r.message = "compile failed";
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return r;
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}
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TransactionBuilder trBuild;
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Transaction tr = trBuild.getCreationTransaction(_value, _gasPrice, _gas, res.bytes,
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m_executiveState.transactionsFrom(dev::toAddress(_key.secret())), _key.secret());
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bytes b = tr.rlp();
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dev::bytesConstRef bytesRef = &b;
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return getContractInitiationDebugStates(bytesRef);
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}
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bool AssemblyDebuggerModel::compile(QString _code)
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{
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ConstantCompilationModel compiler;
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CompilerResult res = compiler.compile(_code);
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return res.success;
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}
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