/// <summary>
/// constructor
/// </summary>
public BlowfishAlgorithm() : base()
{
m_bf = null;
m_bfc = null;
// FIXME: are we supposed to create a default key and IV?
IVValue = null;
KeyValue = null;
KeySizeValue = Blowfish.MAXKEYLENGTH * 8;
LegalBlockSizesValue = new KeySizes[1];
LegalBlockSizesValue[0] = new KeySizes(BlockSize, BlockSize, 8);
LegalKeySizesValue = new KeySizes[1];
LegalKeySizesValue[0] = new KeySizes(0, Blowfish.MAXKEYLENGTH * 8, 8);
ModeValue = CipherMode.ECB;
m_rng = null;
}
BlowfishAlgorithm
(
byte[] key,
byte[] iv,
bool blCBC,
bool blIsEncryptor
)
{
if (null == key)
{
GenerateKey();
}
else
{
Key = key;
}
if (blCBC)
{
if (null == iv)
{
GenerateIV();
}
else
{
IV = iv;
}
m_bf = null;
m_bfc = new BlowfishCBC(KeyValue, IVValue);
}
else
{
m_bf = new Blowfish(KeyValue);
m_bfc = null;
}
m_blIsEncryptor = blIsEncryptor;
}