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private PassKeyDecrypt ( byte data, uint length, |
||
| data | byte | |
| length | uint | |
| key | ||
| output | byte | |
| error | ToxErrorDecryption | |
| return | bool | |
internal static extern bool PassKeyDecrypt(byte[] data, uint length, ref ToxPassKey key, byte[] output, ref ToxErrorDecryption error);
public static byte[] DecryptData(byte[] data, ToxEncryptionKey key, out ToxErrorDecryption 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 = ToxErrorDecryption.Ok;
if (!ToxEncryptionFunctions.PassKeyDecrypt(data, (uint)data.Length, ref pass, output, ref error) || error != ToxErrorDecryption.Ok)
return null;
return output;
}