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91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
/*
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* ShamirMachine.cpp
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*
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*/
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#include <Machines/ShamirMachine.h>
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#include "Protocols/ShamirShare.h"
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#include "Protocols/MaliciousShamirShare.h"
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#include "Math/gfp.h"
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#include "Math/gf2n.h"
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#include "Protocols/ReplicatedMachine.hpp"
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#include "Processor/Data_Files.hpp"
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#include "Processor/Instruction.hpp"
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#include "Processor/Machine.hpp"
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#include "Protocols/ShamirInput.hpp"
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#include "Protocols/Shamir.hpp"
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#include "Protocols/MaliciousRepPrep.hpp"
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#include "Protocols/ShamirMC.hpp"
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#include "Protocols/MaliciousShamirMC.hpp"
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#include "Protocols/MAC_Check_Base.hpp"
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#include "Protocols/fake-stuff.hpp"
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#include "Protocols/Beaver.hpp"
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ShamirMachine* ShamirMachine::singleton = 0;
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ShamirMachine& ShamirMachine::s()
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{
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if (singleton)
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return *singleton;
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else
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throw runtime_error("no singleton");
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}
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ShamirMachine::ShamirMachine(int argc, const char** argv)
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{
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if (singleton)
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throw runtime_error("there can only be one");
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else
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singleton = this;
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opt.add(
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"3", // Default.
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0, // Required?
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1, // Number of args expected.
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0, // Delimiter if expecting multiple args.
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"Number of players", // Help description.
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"-N", // Flag token.
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"--nparties" // Flag token.
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);
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opt.add(
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"", // Default.
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0, // Required?
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1, // Number of args expected.
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0, // Delimiter if expecting multiple args.
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"Number of corrupted parties (default: just below half)", // Help description.
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"-T", // Flag token.
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"--threshold" // Flag token.
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);
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opt.parse(argc, argv);
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opt.get("-N")->getInt(nparties);
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if (opt.isSet("-T"))
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opt.get("-T")->getInt(threshold);
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else
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threshold = (nparties - 1) / 2;
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#ifdef VERBOSE
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cerr << "Using threshold " << threshold << " out of " << nparties << endl;
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#endif
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if (2 * threshold >= nparties)
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throw runtime_error("threshold too high");
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if (threshold < 1)
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{
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cerr << "Threshold has to be positive" << endl;
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exit(1);
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}
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}
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template<template<class U> class T>
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ShamirMachineSpec<T>::ShamirMachineSpec(int argc, const char** argv) :
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ShamirMachine(argc, argv)
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{
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ReplicatedMachine<T<gfp>, T<gf2n>>(argc, argv, "shamir", opt, nparties);
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}
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template class ShamirMachineSpec<ShamirShare>;
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template class ShamirMachineSpec<MaliciousShamirShare>;
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template class Machine<ShamirShare<gfp>, ShamirShare<gf2n>>;
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template class Machine<MaliciousShamirShare<gfp>, MaliciousShamirShare<gf2n>>;
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