Ejemplo n.º 1
0
        public void TestAllHonest_7_2()
        {
            const int n = 7, f = 2;

            SetUpAllHonest(n, f);
            for (var i = 0; i < n; ++i)
            {
                var share = new RawShare(new byte[32], i);
                _broadcasters[i].InternalRequest(new ProtocolRequest <HoneyBadgerId, IRawShare>(
                                                     _resultInterceptors[i].Id, (_broadcasts[i].Id as HoneyBadgerId) !, share
                                                     ));
            }

            for (var i = 0; i < n; ++i)
            {
                _broadcasts[i].WaitFinish();
            }
            for (var i = 0; i < n; ++i)
            {
                Assert.IsTrue(_broadcasts[i].Terminated, $"protocol {i} did not terminated");
                Assert.AreEqual(_resultInterceptors[i].ResultSet, 1,
                                $"protocol {i} has emitted result not once but {_resultInterceptors[i].ResultSet}");
                Assert.AreEqual(n, _resultInterceptors[i].Result.Count);
            }
        }
Ejemplo n.º 2
0
        public void ThresholdKeyGen()
        {
            var keygen = new TrustedKeyGen(N, F);

            var pubKey = keygen.GetPubKey();
            // var verificationKey = keygen.GetVerificationKey();
            var privKeyTmp = new List <PrivateKey>();

            for (var i = 0; i < N; ++i)
            {
                privKeyTmp.Add(keygen.GetPrivKey(i));
            }
            var privKey = privKeyTmp.ToArray();

            var len  = _rnd.Next() % 100 + 1;
            var data = new byte[len];

            _rnd.NextBytes(data);
            var share = new RawShare(data, Id);

            var enc = pubKey.Encrypt(share);

            var chosen = new HashSet <int>();

            while (chosen.Count < F)
            {
                chosen.Add(_rnd.Next(0, N - 1));
            }

            var parts = new List <PartiallyDecryptedShare>();

            foreach (var dec in chosen.Select(i => privKey[i].Decrypt(enc)))
            {
                // Assert.True(verificationKey.Verify(enc, dec));
                parts.Add(dec);
            }

            var share2 = pubKey.FullDecrypt(enc, parts);

            Assert.AreEqual(share.Id, share2.Id);
            for (var i = 0; i < len; ++i)
            {
                Assert.AreEqual(share.Data[i], share2.Data[i]);
            }
        }
Ejemplo n.º 3
0
        public void RandomTest()
        {
            var n    = _rnd.Next(1, 10);
            var f    = _rnd.Next((n - 1) / 3 + 1);
            var mode = _rnd.SelectRandom(Enum.GetValues(typeof(DeliveryServiceMode)).Cast <DeliveryServiceMode>());
            var s    = new HashSet <int>();

            while (s.Count < f)
            {
                s.Add(_rnd.Next(n));
            }

            SetUpSomeSilent(n, f, s);
            _deliveryService.Mode = mode;
            for (var i = 0; i < n; ++i)
            {
                var share = new RawShare(new byte[32], i);
                _broadcasters[i].InternalRequest(new ProtocolRequest <HoneyBadgerId, IRawShare>(
                                                     _resultInterceptors[i].Id, (_broadcasts[i].Id as HoneyBadgerId) !, share
                                                     ));
            }

            for (var i = 0; i < n; ++i)
            {
                if (s.Contains(i))
                {
                    continue;
                }
                _broadcasts[i].WaitFinish();
            }

            for (var i = 0; i < n; ++i)
            {
                if (s.Contains(i))
                {
                    continue;
                }

                Assert.IsTrue(_broadcasts[i].Terminated, $"protocol {i} did not terminated");
                Assert.AreEqual(_resultInterceptors[i].ResultSet, 1,
                                $"protocol {i} has emitted result not once but {_resultInterceptors[i].ResultSet}");
                Assert.AreEqual(n - f, _resultInterceptors[i].Result.Count);
            }
        }
Ejemplo n.º 4
0
        public void TestSomeSilent_7_2()
        {
            const int n = 7, f = 2;
            var       s = new HashSet <int>();

            while (s.Count < f)
            {
                s.Add(_rnd.Next(n));
            }

            SetUpSomeSilent(n, f, s);
            for (var i = 0; i < n; ++i)
            {
                var share = new RawShare(new byte[32], i);
                _broadcasters[i].InternalRequest(new ProtocolRequest <HoneyBadgerId, IRawShare>(
                                                     _resultInterceptors[i].Id, (_broadcasts[i].Id as HoneyBadgerId) !, share
                                                     ));
            }

            for (var i = 0; i < n; ++i)
            {
                if (s.Contains(i))
                {
                    continue;
                }
                _broadcasts[i].WaitFinish();
            }

            for (var i = 0; i < n; ++i)
            {
                if (s.Contains(i))
                {
                    continue;
                }

                Assert.IsTrue(_broadcasts[i].Terminated, $"protocol {i} did not terminated");
                Assert.AreEqual(_resultInterceptors[i].ResultSet, 1,
                                $"protocol {i} has emitted result not once but {_resultInterceptors[i].ResultSet}");
                Assert.AreEqual(n - f, _resultInterceptors[i].Result.Count);
            }
        }