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/********************* */
/*! \file cnf_proof.h
** \verbatim
** Original author: Liana Hadarean
** Major contributors: Morgan Deters
** Minor contributors (to current version): none
** This file is part of the CVC4 project.
** Copyright (c) 2009-2013 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief A manager for CnfProofs.
**
** A manager for CnfProofs.
**
**
**/
#ifndef __CVC4__CNF_PROOF_H
#define __CVC4__CNF_PROOF_H
#include "cvc4_private.h"
#include "util/proof.h"
#include "proof/sat_proof.h"
#include <ext/hash_set>
#include <ext/hash_map>
#include <iostream>
namespace CVC4 {
namespace prop {
class CnfStream;
}
class CnfProof {
protected:
CVC4::prop::CnfStream* d_cnfStream;
Expr getAtom(prop::SatVariable var);
public:
CnfProof(CVC4::prop::CnfStream* cnfStream);
virtual void printAtomMapping(std::ostream& os, std::ostream& paren) = 0;
virtual void printClauses(std::ostream& os, std::ostream& paren) = 0;
virtual ~CnfProof();
};
class LFSCCnfProof: public CnfProof {
void printInputClauses(std::ostream& os, std::ostream& paren);
void printTheoryLemmas(std::ostream& os, std::ostream& paren);
void printClause(const prop::SatClause& clause, std::ostream& os, std::ostream& paren);
public:
LFSCCnfProof(CVC4::prop::CnfStream* cnfStream)
: CnfProof(cnfStream)
{}
virtual void printAtomMapping(std::ostream& os, std::ostream& paren);
virtual void printClauses(std::ostream& os, std::ostream& paren);
};
} /* CVC4 namespace */
#endif /* __CVC4__CNF_PROOF_H */
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