public static byte[] Encrypt(byte[] data, string password, out ToxErrorEncryption error)
{
if (data == null)
{
throw new ArgumentNullException(nameof(data));
}
if (password == null)
{
throw new ArgumentNullException(nameof(password));
}
byte[] cipher = new byte[data.Length + ToxEncryptionConstants.EncryptionExtraLength];
byte[] passBytes = ToxConstants.Encoding.GetBytes(password);
error = ToxErrorEncryption.Ok;
var success = ToxEncryptionFunctions.Pass.Encrypt(data, (uint)data.Length, passBytes, (uint)passBytes.Length, cipher, ref error);
if (success && error == ToxErrorEncryption.Ok)
{
return(cipher);
}
return(null);
}
public static byte[] EncryptData(byte[] data, ToxEncryptionKey key, out ToxErrorEncryption error)
{
if (data == null)
throw new ArgumentNullException("data");
if (key == null)
throw new ArgumentNullException("key");
byte[] output = new byte[data.Length + EncryptionExtraLength];
var pass = key.ToPassKey();
error = ToxErrorEncryption.Ok;
if (!ToxEncryptionFunctions.PassKeyEncrypt(data, (uint)data.Length, ref pass, output, ref error) || error != ToxErrorEncryption.Ok)
return null;
return output;
}
public static byte[] EncryptData(byte[] data, ToxEncryptionKey key, out ToxErrorEncryption error)
{
if (data == null)
throw new ArgumentNullException("data");
if (key == null)
throw new ArgumentNullException("key");
byte[] output = new byte[data.Length + EncryptionExtraLength];
var pass = key.ToPassKey();
error = ToxErrorEncryption.Ok;
if (!ToxEncryptionFunctions.PassKeyEncrypt(data, (uint)data.Length, ref pass, output, ref error) || error != ToxErrorEncryption.Ok)
return null;
return output;
}
public byte[] Encrypt(byte[] data, out ToxErrorEncryption error)
{
if (data == null)
{
throw new ArgumentNullException(nameof(data));
}
byte[] output = new byte[data.Length + ToxEncryptionConstants.EncryptionExtraLength];
error = ToxErrorEncryption.Ok;
var success = ToxEncryptionFunctions.Key.Encrypt(this.handle, data, (uint)data.Length, output, ref error);
if (success && error == ToxErrorEncryption.Ok)
{
return(output);
}
return(null);
}
public static byte[] EncryptData(byte[] data, string password, out ToxErrorEncryption error)
{
if (data == null)
{
throw new ArgumentNullException("data");
}
if (password == null)
{
throw new ArgumentNullException("password");
}
byte[] output = new byte[data.Length + EncryptionExtraLength];
byte[] passBytes = Encoding.UTF8.GetBytes(password);
error = ToxErrorEncryption.Ok;
if (!ToxEncryptionFunctions.PassEncrypt(data, (uint)data.Length, passBytes, (uint)passBytes.Length, output, ref error) || error != ToxErrorEncryption.Ok)
{
return(null);
}
return(output);
}
internal static extern bool PassKeyEncrypt(byte[] data, uint dataLength, ref ToxPassKey key, byte[] output, ref ToxErrorEncryption error);
internal static extern bool PassEncrypt(byte[] data, uint len, byte[] passphrase, uint passphraseLength, byte[] output, ref ToxErrorEncryption error);
internal static extern bool PassEncrypt(byte[] data, uint len, byte[] passphrase, uint passphraseLength, byte[] output, ref ToxErrorEncryption error);
internal static extern bool PassKeyEncrypt(byte[] data, uint dataLength, ref ToxPassKey key, byte[] output, ref ToxErrorEncryption error);
public static extern Boolean Encrypt(ToxEncryptionKeyHandle key, Byte[] plain, SizeT length, Byte[] cipher, ref ToxErrorEncryption error);
public static extern Boolean Encrypt(Byte[] plain, SizeT len, Byte[] passphrase, SizeT passphraseLength, Byte[] cipher, ref ToxErrorEncryption error);
