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59 lines
1.3 KiB
C++
59 lines
1.3 KiB
C++
/*
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* CowGearPrep.h
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*
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*/
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#ifndef PROTOCOLS_COWGEARPREP_H_
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#define PROTOCOLS_COWGEARPREP_H_
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#include "Protocols/ReplicatedPrep.h"
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class PairwiseMachine;
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template<class FD> class PairwiseGenerator;
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/**
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* LowGear/CowGear preprocessing
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*/
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template<class T>
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class CowGearPrep : public MaliciousRingPrep<T>
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{
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typedef typename T::mac_key_type mac_key_type;
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typedef typename T::clear::FD FD;
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static PairwiseMachine* pairwise_machine;
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static Lock lock;
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PairwiseGenerator<typename T::clear::FD>* pairwise_generator;
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PairwiseGenerator<FD>& get_generator();
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template<int>
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void buffer_bits(true_type);
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template<int>
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void buffer_bits(false_type);
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public:
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static const bool homomorphic = true;
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static void basic_setup(Player& P);
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static void key_setup(Player& P, mac_key_type alphai);
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static void setup(Player& P, mac_key_type alphai);
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static void teardown();
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CowGearPrep(SubProcessor<T>* proc, DataPositions& usage) :
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BufferPrep<T>(usage),
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BitPrep<T>(proc, usage), RingPrep<T>(proc, usage),
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MaliciousDabitOnlyPrep<T>(proc, usage),
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MaliciousRingPrep<T>(proc, usage),
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pairwise_generator(0)
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{
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}
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~CowGearPrep();
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void buffer_triples();
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void buffer_bits();
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void buffer_inputs(int player);
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};
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#endif /* PROTOCOLS_COWGEARPREP_H_ */
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