solidity/libsmtutil/SMTLib2Interface.h

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/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
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#include <libsmtutil/SolverInterface.h>
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#include <libsolidity/interface/ReadFile.h>
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#include <libsolutil/Common.h>
#include <libsolutil/FixedHash.h>
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#include <boost/noncopyable.hpp>
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#include <cstdio>
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#include <map>
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#include <set>
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#include <string>
#include <vector>
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namespace solidity::smtutil
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{
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class SMTLib2Interface: public SolverInterface, public boost::noncopyable
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{
public:
explicit SMTLib2Interface(
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std::map<util::h256, std::string> const& _queryResponses,
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frontend::ReadCallback::Callback _smtCallback
);
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void reset() override;
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void push() override;
void pop() override;
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void declareVariable(std::string const&, SortPointer const&) override;
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void addAssertion(Expression const& _expr) override;
std::pair<CheckResult, std::vector<std::string>> check(std::vector<Expression> const& _expressionsToEvaluate) override;
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std::vector<std::string> unhandledQueries() override { return m_unhandledQueries; }
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// Used by CHCSmtLib2Interface
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std::string toSExpr(Expression const& _expr);
std::string toSmtLibSort(Sort const& _sort);
std::string toSmtLibSort(std::vector<SortPointer> const& _sort);
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std::map<std::string, SortPointer> variables() { return m_variables; }
private:
void declareFunction(std::string const& _name, SortPointer const& _sort);
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void write(std::string _data);
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std::string checkSatAndGetValuesCommand(std::vector<Expression> const& _expressionsToEvaluate);
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std::vector<std::string> parseValues(std::string::const_iterator _start, std::string::const_iterator _end);
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/// Communicates with the solver via the callback. Throws SMTSolverError on error.
std::string querySolver(std::string const& _input);
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std::vector<std::string> m_accumulatedOutput;
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std::map<std::string, SortPointer> m_variables;
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std::set<std::string> m_userSorts;
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std::map<util::h256, std::string> const& m_queryResponses;
std::vector<std::string> m_unhandledQueries;
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frontend::ReadCallback::Callback m_smtCallback;
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};
}