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106 lines
2.3 KiB
C++
106 lines
2.3 KiB
C++
/*
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* TinierSecret.h
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*
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*/
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#ifndef GC_TINIERSECRET_H_
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#define GC_TINIERSECRET_H_
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#include "TinySecret.h"
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#include "TinierShare.h"
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template<class T> class TinierMultiplier;
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namespace GC
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{
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template<class T> class TinierPrep;
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template<class T> class VectorProtocol;
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template<class T> class CcdPrep;
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template<class T> class VectorInput;
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template<class T>
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class TinierSecret : public VectorSecret<TinierShare<T>>
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{
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typedef VectorSecret<TinierShare<T>> super;
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typedef TinierSecret This;
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public:
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typedef TinyMC<This> MC;
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typedef MC MAC_Check;
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typedef VectorProtocol<This> Protocol;
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typedef VectorInput<This> Input;
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typedef CcdPrep<This> LivePrep;
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typedef Memory<This> DynamicMemory;
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typedef NPartyTripleGenerator<This> TripleGenerator;
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typedef NPartyTripleGenerator<This> InputGenerator;
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typedef TinierMultiplier<This> Multiplier;
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typedef typename super::part_type check_type;
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typedef Share<T> input_check_type;
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typedef check_type input_type;
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static string type_short()
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{
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return "TT";
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}
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static MC* new_mc(typename super::mac_key_type mac_key)
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{
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return new MC(mac_key);
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}
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template<class U>
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static void generate_mac_key(typename super::mac_key_type& dest, const U&)
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{
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SeededPRNG G;
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dest.randomize(G);
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}
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static void store_clear_in_dynamic(Memory<This>& mem,
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const vector<ClearWriteAccess>& accesses)
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{
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auto& party = ShareThread<This>::s();
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for (auto access : accesses)
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mem[access.address] = super::constant(access.value,
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party.P->my_num(), {});
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}
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TinierSecret()
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{
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}
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TinierSecret(const super& other) :
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super(other)
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{
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}
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TinierSecret(const typename super::super& other) :
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super(other)
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{
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}
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TinierSecret(const typename super::part_type& other)
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{
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this->get_regs().push_back(other);
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}
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void reveal(size_t n_bits, Clear& x)
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{
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auto& to_open = *this;
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to_open.resize_regs(n_bits);
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auto& party = ShareThread<This>::s();
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x = party.MC->POpen(to_open, *party.P);
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}
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};
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template<class T>
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TinierShare<T>::TinierShare(const TinierSecret<T>& other)
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{
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assert(other.get_regs().size() > 0);
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*this = other.get_reg(0);
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}
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} /* namespace GC */
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#endif /* GC_TINIERSECRET_H_ */
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