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			86 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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| 	This file is part of solidity.
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| 
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| 	solidity 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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| 
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| 	solidity 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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| 
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| 	You should have received a copy of the GNU General Public License
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| 	along with solidity.  If not, see <http://www.gnu.org/licenses/>.
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| */
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| // SPDX-License-Identifier: GPL-3.0
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| #include <libsolidity/interface/SMTSolverCommand.h>
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| 
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| #include <liblangutil/Exceptions.h>
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| 
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| #include <libsolutil/CommonIO.h>
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| #include <libsolutil/Exceptions.h>
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| #include <libsolutil/Keccak256.h>
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| #include <libsolutil/TemporaryDirectory.h>
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| 
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| #include <boost/algorithm/string/join.hpp>
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| #include <boost/algorithm/string/predicate.hpp>
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| #include <boost/filesystem.hpp>
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| #include <boost/filesystem/fstream.hpp>
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| #include <boost/process.hpp>
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| 
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| using solidity::langutil::InternalCompilerError;
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| using solidity::util::errinfo_comment;
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| 
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| using namespace std;
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| 
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| namespace solidity::frontend
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| {
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| 
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| SMTSolverCommand::SMTSolverCommand(string _solverCmd) : m_solverCmd(_solverCmd) {}
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| 
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| ReadCallback::Result SMTSolverCommand::solve(string const& _kind, string const& _query)
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| {
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| 	try
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| 	{
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| 		if (_kind != ReadCallback::kindString(ReadCallback::Kind::SMTQuery))
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| 			solAssert(false, "SMTQuery callback used as callback kind " + _kind);
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| 
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| 		auto tempDir = solidity::util::TemporaryDirectory("smt");
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| 		util::h256 queryHash = util::keccak256(_query);
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| 		auto queryFileName = tempDir.path() / ("query_" + queryHash.hex() + ".smt2");
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| 
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| 		auto queryFile = boost::filesystem::ofstream(queryFileName);
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| 		queryFile << _query;
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| 
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| 		auto eldBin = boost::process::search_path(m_solverCmd);
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| 
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| 		if (eldBin.empty())
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| 			return ReadCallback::Result{false, m_solverCmd + " binary not found."};
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| 
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| 		boost::process::ipstream pipe;
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| 		boost::process::child eld(
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| 			eldBin,
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| 			queryFileName,
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| 			boost::process::std_out > pipe
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| 		);
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| 
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| 		vector<string> data;
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| 		string line;
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| 		while (eld.running() && std::getline(pipe, line))
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| 			if (!line.empty())
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| 				data.push_back(line);
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| 
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| 		eld.wait();
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| 
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| 		return ReadCallback::Result{true, boost::join(data, "\n")};
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| 	}
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| 	catch (...)
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| 	{
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| 		return ReadCallback::Result{false, "Unknown exception in SMTQuery callback: " + boost::current_exception_diagnostic_information()};
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| 	}
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| }
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| 
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| }
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