Files
MP-SPDZ/FHEOffline/DataSetup.h
2022-04-19 15:13:19 +02:00

98 lines
2.3 KiB
C++

/*
* DataSetup.h
*
*/
#ifndef FHEOFFLINE_DATASETUP_H_
#define FHEOFFLINE_DATASETUP_H_
#include "Networking/Player.h"
#include "FHE/FHE_Keys.h"
#include "FHE/FHE_Params.h"
#include "FHE/P2Data.h"
#include "Math/Setup.h"
class DataSetup;
class MachineBase;
class MultiplicativeMachine;
template <class FD>
class PartSetup
{
public:
typedef typename FD::T T;
FHE_Params params;
FD FieldD;
FHE_PK pk;
FHE_SK sk;
Ciphertext calpha;
typename FD::T alphai;
static string name()
{
return "GlobalParams-" + T::type_string();
}
static string protocol_name(bool covert)
{
if (covert)
return "ChaiGear";
else
return "HighGear";
}
PartSetup();
void generate_setup(int n_parties, int plaintext_length, int sec, int slack,
bool round_up);
void fake(vector<FHE_SK>& sks, vector<T>& alphais, int nplayers,
bool distributed = true, bool check_security = true);
void fake(vector<PartSetup<FD> >& setups, int nplayers,
bool distributed = true, bool check_security = true);
void insecure_debug_keys(vector<PartSetup<FD> >& setups, int nplayers, bool simple_pk);
void pack(octetStream& os);
void unpack(octetStream& os);
void init_field();
void check() const;
bool operator!=(const PartSetup<FD>& other);
void secure_init(Player& P, MachineBase& machine, int plaintext_length,
int sec);
void generate(Player& P, MachineBase& machine, int plaintext_length,
int sec);
void check(Player& P, MachineBase& machine);
void covert_key_generation(Player& P, MachineBase&, int num_runs);
void covert_mac_generation(Player& P, MachineBase&, int num_runs);
void key_and_mac_generation(Player& P, MachineBase& machine, int num_runs,
false_type);
void key_and_mac_generation(Player& P, MachineBase& machine, int num_runs,
true_type);
void output(Names& N);
};
class DataSetup
{
public:
PartSetup<FFT_Data> setup_p;
PartSetup<P2Data> setup_2;
DataSetup();
DataSetup(const DataSetup& other) : DataSetup() { *this = other; }
DataSetup& operator=(const DataSetup& other);
template <class FD>
PartSetup<FD>& part();
};
template<> inline PartSetup<FFT_Data>& DataSetup::part<FFT_Data>() { return setup_p; }
template<> inline PartSetup<P2Data>& DataSetup::part<P2Data>() { return setup_2; }
#endif /* FHEOFFLINE_DATASETUP_H_ */