Files
MP-SPDZ/Machines/spdz2k-party.cpp
2023-12-14 12:17:54 +11:00

74 lines
2.1 KiB
C++

/*
* spdz2k-party.cpp
*
*/
#include "GC/TinierSecret.h"
#include "Processor/Machine.h"
#include "Processor/RingOptions.h"
#include "Protocols/Spdz2kShare.h"
#include "Protocols/SPDZ2k.h"
#include "Math/gf2n.h"
#include "Networking/Server.h"
#include "Processor/RingMachine.hpp"
#include "Math/Z2k.hpp"
int main(int argc, const char** argv)
{
ez::ezOptionParser opt;
opt.add(
"64", // Default.
0, // Required?
1, // Number of args expected.
0, // Delimiter if expecting multiple args.
"SPDZ2k security parameter (default: 64)", // Help description.
"-SP", // Flag token.
"--spdz2k-security" // Flag token.
);
opt.parse(argc, argv);
int s;
opt.get("-SP")->getInt(s);
cerr << "Using SPDZ2k security parameter " << s << endl;
opt.resetArgs();
RingOptions ring_options(opt, argc, argv);
OnlineOptions& online_opts = OnlineOptions::singleton;
online_opts = {opt, argc, argv, Spdz2kShare<64, 64>(), true};
DishonestMajorityMachine machine(argc, argv, opt, online_opts, gf2n());
int k = ring_options.ring_size_from_opts_or_schedule(online_opts.progname);
#undef Z
#define Z(K, S) \
if (s == S and k == K) \
return machine.run<Spdz2kShare<K, S>, Share<gf2n>>();
Z(64, 64)
Z(64, 48)
Z(72, 64)
Z(72, 48)
#ifdef RING_SIZE
Z(RING_SIZE, SPDZ2K_DEFAULT_SECURITY)
#endif
else
{
if (s == SPDZ2K_DEFAULT_SECURITY)
{
ring_domain_error(k);
}
else
{
cerr << "not compiled for k=" << k << " and s=" << s << "," << endl;
cerr << "add Z(" << k << ", " << s << ") to " << __FILE__ << " at line "
<< (__LINE__ - 11) << " and create Machines/SPDZ2^" << k << "+"
<< s << ".cpp based on Machines/SPDZ2^72+64.cpp" << endl;
cerr << "Alternatively, put 'MY_CFLAGS += -DRING_SIZE=" << k
<< " -DSPDZ2K_DEFAULT_SECURITY=" << s
<< "' in 'CONFIG.mine' before running 'make spdz2k-party.x'"
<< endl;
}
exit(1);
}
}