static void Main(string[] args) { try { int testnum = 0; Console.WriteLine("C# tester for the proxy encryption library"); Console.WriteLine(); Console.Write(++testnum + " Initializing library"); Libpre l = new Libpre(Scheme.Pre1); Console.WriteLine(" ... OK"); Console.Write(++testnum + " Generating first keypair"); InMemoryKeyPair keyPair = l.GenerateKeyPair(); Console.WriteLine(" ... OK"); Console.Write(++testnum + " Serializing/Deserializing keypair"); byte[] pubBuf = l.SerializePublicKey(keyPair.PublicKey); byte[] privBuf = l.SerializePrivateKey(keyPair.PrivateKey); IntPtr publicKey = l.DeserializePublicKey(pubBuf); IntPtr privateKey = l.DeserializePrivateKey(privBuf); Console.WriteLine(" ... OK"); Console.Write(++testnum + " Encrypting and decrypting text"); string originalCleartext = "Hello World"; byte[] data = Encoding.UTF8.GetBytes(originalCleartext); byte[] cipherText = l.Encrypt(publicKey, data); byte[] data2 = l.Decrypt(privateKey, cipherText); string msg = Encoding.UTF8.GetString(data2); if (originalCleartext != msg) { throw new Exception("original cleartext and decrypted cleartext were not equal"); } Console.WriteLine(" ... OK"); Console.Write(++testnum + " Generating second keypair"); InMemoryKeyPair keyPair2 = l.GenerateKeyPair(); Console.WriteLine(" ... OK"); Console.Write(++testnum + " Generating delegation kesy"); IntPtr delegationKey = l.GenerateDelegationKey(privateKey, keyPair2.PublicKey); IntPtr delegationKey1 = l.GenerateDelegationKey(keyPair2.PrivateKey, publicKey); Console.WriteLine(" ... OK"); Console.Write(++testnum + " Serializing/Deserializing delegation key"); byte[] sdel = l.SerializeDelegationKey(delegationKey); IntPtr del2 = l.DeserializeDelegationKey(sdel); Console.WriteLine(" ... OK"); Console.Write(++testnum + " Re-encrypting ciphertext using delegation key"); byte[] cipherText2 = l.Reencrypt(del2, cipherText); Console.WriteLine(" ... OK"); Console.Write(++testnum + " Trying to decrypt re-encrypted ciphertext using WRONG private key"); byte[] data3 = l.Decrypt(keyPair.PrivateKey, cipherText2); // wrong private key tested on purpose string msgWrong = Encoding.UTF8.GetString(data3); if (originalCleartext == msgWrong) { throw new Exception("original cleartext and decrypted cleartext using WRONG decryption key were equal"); } Console.WriteLine(" ... OK"); Console.Write(++testnum + " Decrypting re-encrypted ciphertext using correct private key"); data3 = l.Decrypt(keyPair2.PrivateKey, cipherText2); string msg2 = Encoding.UTF8.GetString(data3); if (originalCleartext != msg2) { throw new Exception("original cleartext and decrypted (re-encrypted) cleartext were not equal"); } Console.WriteLine(" ... OK"); Console.Write(++testnum + " Deleting delegation key"); l.DeleteDelegationKey(delegationKey); l.DeleteDelegationKey(del2); Console.WriteLine(" ... OK"); Console.Write(++testnum + " Deleting key pairs"); l.DeleteKeyPair(keyPair); l.DeleteKeyPair(keyPair2); l.DeletePublicKey(publicKey); l.DeletePrivateKey(privateKey); Console.WriteLine(" ... OK"); Console.WriteLine(); Console.WriteLine("All tests complete."); Console.ReadKey(); } catch(Exception e) { Console.WriteLine("Error: " + e.Message); Console.ReadKey(); } }
public PreService() { this.pre = new Libpre(Scheme.Pre1); this.startTime = DateTime.UtcNow; }