public override void PerformTest()
{
base.PerformTest();
IBlockCipher engine = new NullEngine();
engine.Init(true, null);
byte[] buf = new byte[1];
engine.ProcessBlock(buf, 0, buf, 0);
if (buf[0] != 0)
{
Fail("NullCipher changed data!");
}
byte[] shortBuf = new byte[0];
try
{
engine.ProcessBlock(shortBuf, 0, buf, 0);
Fail("failed short input check");
}
catch (DataLengthException)
{
// expected
}
try
{
engine.ProcessBlock(buf, 0, shortBuf, 0);
Fail("failed short output check");
}
catch (DataLengthException)
{
// expected
}
}
private BufferedBlockCipher CreateScryptoEngine()
{
IBlockCipher engine;
switch (_MSec.Algorithm)
{
case ESec.SCRYPTO_AES:
engine = new AesEngine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_AESFAST:
engine = new AesFastEngine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_AESLIGHT:
engine = new AesLightEngine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_BLOWFISH:
engine = new BlowfishEngine();
_MSec.KeySize = 56;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_CAMELLIA:
engine = new CamelliaEngine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_CAMELLIALIGHT:
engine = new CamelliaLightEngine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_CAST5:
engine = new Cast5Engine();
_MSec.KeySize = 16;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_CAST6:
engine = new Cast6Engine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_DES:
engine = new DesEngine();
_MSec.KeySize = 8;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_DESEDE:
engine = new DesEdeEngine();
_MSec.KeySize = 24;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_GOST28147:
engine = new Gost28147Engine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_NOEKEON:
engine = new NoekeonEngine();
_MSec.KeySize = 16;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_NULL:
engine = new NullEngine();
_MSec.KeySize = 32;
_MSec.IVSize = 16;
break;
case ESec.SCRYPTO_RC2:
engine = new RC2Engine();
_MSec.KeySize = 128;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_RC532:
engine = new RC532Engine();
_MSec.KeySize = 16;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_RC564:
engine = new RC564Engine();
_MSec.KeySize = 16;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_RC6:
engine = new RC6Engine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_RIJNDAEL:
engine = new RijndaelEngine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_SEED:
engine = new SeedEngine();
_MSec.KeySize = 16;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_SERPENT:
engine = new SerpentEngine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_SKIPJACK:
engine = new SkipjackEngine();
_MSec.KeySize = 16;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_TEA:
engine = new TeaEngine();
_MSec.KeySize = 16;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_TWOFISH:
engine = new TwofishEngine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
case ESec.SCRYPTO_XTEA:
engine = new XteaEngine();
_MSec.KeySize = 16;
_MSec.IVSize = 0;
break;
default:
engine = new AesEngine();
_MSec.KeySize = 32;
_MSec.IVSize = 0;
break;
}
switch (_MSec.Mode)
{
case ESec.MODE_CBC:
engine = new CbcBlockCipher(engine);
break;
case ESec.MODE_CFB:
engine = new CfbBlockCipher(engine, 8);
break;
case ESec.MODE_GOFB:
engine = new GOfbBlockCipher(engine);
break;
case ESec.MODE_OFB:
engine = new OfbBlockCipher(engine, 8);
break;
case ESec.MODE_OPENPGPCFB:
engine = new OpenPgpCfbBlockCipher(engine);
break;
case ESec.MODE_SIC:
engine = new SicBlockCipher(engine);
break;
default:
engine = new CbcBlockCipher(engine);
break;
}
IBlockCipherPadding padding = null;
switch (_MSec.Padding)
{
case ESec.PADDING_ISO10126d2:
padding = new ISO10126d2Padding();
break;
case ESec.PADDING_ISO7816d4:
padding = new ISO7816d4Padding();
break;
case ESec.PADDING_PKCS7:
padding = new Pkcs7Padding();
break;
case ESec.PADDING_TBC:
padding = new TbcPadding();
break;
case ESec.PADDING_X923:
padding = new X923Padding();
break;
case ESec.PADDING_ZEROBYTE:
padding = new ZeroBytePadding();
break;
default:
padding = new Pkcs7Padding();
break;
}
return new PaddedBufferedBlockCipher(engine, padding);
}
