Program Listing for File rgsw-acc.h

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//==================================================================================
// BSD 2-Clause License
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// Copyright (c) 2014-2022, NJIT, Duality Technologies Inc. and other contributors
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#ifndef _RGSW_FHE_H_
#define _RGSW_FHE_H_

#include "rlwe-ciphertext.h"
#include "rgsw-acckey.h"
#include "rgsw-cryptoparameters.h"

#include <vector>
#include <memory>

namespace lbcrypto {

class RingGSWAccumulator {
public:
    RingGSWAccumulator() = default;

    virtual RingGSWACCKey KeyGenAcc(const std::shared_ptr<RingGSWCryptoParams>& params, const NativePoly& skNTT,
                                    ConstLWEPrivateKey& LWEsk) const {
        OPENFHE_THROW("KeyGenACC operation not supported");
    }

    virtual void EvalAcc(const std::shared_ptr<RingGSWCryptoParams>& params, ConstRingGSWACCKey& ek,
                         RLWECiphertext& acc, const NativeVector& a) const {
        OPENFHE_THROW("ACC operation not supported");
    }

    void SignedDigitDecompose(const std::shared_ptr<RingGSWCryptoParams>& params, const std::vector<NativePoly>& input,
                              std::vector<NativePoly>& output) const;

    void SignedDigitDecompose(const std::shared_ptr<RingGSWCryptoParams>& params, const NativePoly& input,
                              std::vector<NativePoly>& output) const;
};
}  // namespace lbcrypto

#endif