/// <see cref="System.Security.Cryptography.SymmetricAlgorithm.CreateDecryptor(byte[], byte[])"/>
public override ICryptoTransform CreateDecryptor(byte[] key, byte[] iv)
{
BlowfishAlgorithm result = new BlowfishAlgorithm(
key,
iv,
(CipherMode.CBC == ModeValue),
false);
CopyPadding(result);
return(result);
}
void CopyPadding(BlowfishAlgorithm ba)
{
switch (Padding)
{
case PaddingMode.ANSIX923:
case PaddingMode.ISO10126:
case PaddingMode.PKCS7:
case PaddingMode.Zeros:
{
ba.Padding = Padding;
break;
}
default:
{
throw new CryptographicException(String.Format(Resources.BFALGO_UNSUPPORTED_PADDINGMODE_1, Padding));
}
}
}
void CopyPadding(BlowfishAlgorithm ba)
{
switch (Padding)
{
case PaddingMode.ANSIX923:
case PaddingMode.ISO10126:
case PaddingMode.PKCS7:
case PaddingMode.Zeros:
{
ba.Padding = Padding;
break;
}
default:
{
throw new CryptographicException(String.Format("Unsupported padding mode {0}.", Padding));
}
}
}