Esempio n. 1
0
        public void TestECPublicKeyEquals()
        {
            curve25519.Curve25519Native native = new curve25519.Curve25519Native();
            byte[]         privKey             = native.generatePrivateKey();
            byte[]         pubKey = native.generatePublicKey(privKey);
            DjbECPublicKey key1   = new DjbECPublicKey(pubKey);

            byte[] pubKey2 = native.generatePublicKey(privKey);

            Assert.IsTrue(StructuralComparisons.StructuralEqualityComparer.Equals(
                              pubKey, pubKey2));

            DjbECPublicKey key2 = new DjbECPublicKey(pubKey2);

            Assert.IsTrue(key1.Equals(key2));

            int hash1 = key1.GetHashCode();
            int hash2 = key2.GetHashCode();

            Assert.AreEqual <int>(hash1, hash2);
        }
Esempio n. 2
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        /// <summary>
        /// intercept iq and precess the keys
        /// </summary>
        /// <param name="node"></param>
        public ProtocolTreeNode[] ProcessIqTreeNode(ProtocolTreeNode node)
        {
            try
            {
                if (cipherKeys.Contains(node.GetAttribute("id")))
                {
                    cipherKeys.Remove(node.GetAttribute("id"));
                    foreach (var child in node.children)
                    {
                        string         jid             = child.GetChild("user").GetAttribute("jid");
                        uint           registrationId  = deAdjustId(child.GetChild("registration").GetData());
                        IdentityKey    identityKey     = new IdentityKey(new DjbECPublicKey(child.GetChild("identity").GetData()));
                        uint           signedPreKeyId  = deAdjustId(child.GetChild("skey").GetChild("id").GetData());
                        DjbECPublicKey signedPreKeyPub = new DjbECPublicKey(child.GetChild("skey").GetChild("value").GetData());
                        byte[]         signedPreKeySig = child.GetChild("skey").GetChild("signature").GetData();
                        uint           preKeyId        = deAdjustId(child.GetChild("key").GetChild("id").GetData());
                        DjbECPublicKey preKeyPublic    = new DjbECPublicKey(child.GetChild("key").GetChild("value").GetData());
                        PreKeyBundle   preKeyBundle    = new PreKeyBundle(registrationId, 1, preKeyId, preKeyPublic, signedPreKeyId, signedPreKeyPub, signedPreKeySig, identityKey);
                        SessionBuilder sessionBuilder  = new SessionBuilder(this, this, this, this, new AxolotlAddress(ExtractNumber(jid), 1));

                        // now do the work return nodelist
                        sessionBuilder.process(preKeyBundle);
                        // SignedPreKeyRecord rc = new SignedPreKeyRecord(signedPreKeyId, KeyHelper.getTime(), bobSignedPreKeyPair, signedPreKeySig);
                        //  this.StoreSignedPreKey(signedPreKeyId,rc);

                        if (pending_nodes.ContainsKey(ExtractNumber(jid)))
                        {
                            var pendingNodes = pending_nodes[ExtractNumber(jid)].ToArray();
                            pending_nodes.Remove(ExtractNumber(jid));
                            return(pendingNodes);
                        }
                    }
                }
            }
            catch (Exception e) { }
            finally { }
            return(null);
        }
Esempio n. 3
0
        private void LoadKeyIfAvailable(IDataStore dataStore, object context)
        {
            string privateKey = dataStore.GetString(context, "privateKey");
            string publicKey  = dataStore.GetString(context, "publicKey");

            if (privateKey == null || privateKey == null)
            {
                return;
            }

            byte[] publicKeyBytes = Convert.FromBase64String(publicKey);
            if (IsKeyArrayValid(publicKeyBytes))
            {
                DjbECPublicKey  pubKey  = new DjbECPublicKey(publicKeyBytes.Skip(1).ToArray());
                DjbECPrivateKey privKey = new DjbECPrivateKey(Convert.FromBase64String(privateKey));
                keyPair = new ECKeyPair(pubKey, privKey);

                // Make sure the key is valid
                if (!VerifySecuritySignature(CalculateSecuritySignature()))
                {
                    keyPair = null;
                }
            }
        }