public void Test(string keyHex, int originSize, string hex, string hex2)
{
var key = keyHex.FromHex();
Test(new BcRC4Crypto(key), originSize, hex, hex2);
Test(StreamCryptoCreate.Rc4(key), originSize, hex, hex2);
}
protected override void InitCipher(byte[] iv, bool isEncrypt)
{
base.InitCipher(iv, isEncrypt);
_crypto?.Dispose();
if (cipherFamily == CipherFamily.Rc4Md5)
{
Span <byte> temp = stackalloc byte[keyLen + ivLen];
var realKey = new byte[MD5Length];
key.CopyTo(temp);
iv.CopyTo(temp.Slice(keyLen));
MD5Utils.Fast440(temp, realKey);
_crypto = StreamCryptoCreate.Rc4(realKey);
return;
}
_crypto = cipherFamily switch
{
CipherFamily.AesCfb => StreamCryptoCreate.AesCfb(isEncrypt, key, iv),
CipherFamily.Chacha20 => StreamCryptoCreate.ChaCha20(key, iv),
CipherFamily.Rc4 => StreamCryptoCreate.Rc4(key),
_ => throw new NotSupportedException()
};
}
public void Test(string keyHex, string ivHex, string hex, string hex2)
{
var key = keyHex.FromHex();
var iv = ivHex.FromHex();
Test(StreamCryptoCreate.AesCtr(key, iv), hex, hex2);
}
public void Test(string keyHex, string ivHex, string i1, string o1, string i2, string o2)
{
var key = keyHex.FromHex();
var iv = ivHex.FromHex();
Test(new BcXSalsa20Crypto(key, iv), i1, o1, i2, o2);
Test(new XSalsa20CryptoX86(key, iv), i1, o1, i2, o2);
Test(new XSalsa20CryptoSF(key, iv), i1, o1, i2, o2);
Test(StreamCryptoCreate.XSalsa20(key, iv), i1, o1, i2, o2);
}
public void TestCounter0(string keyHex, string ivHex, string hex, string hex2)
{
var key = keyHex.FromHex();
var iv = ivHex.FromHex();
TestCounter0(new BcXChaCha20Crypto(key, iv), hex, hex2);
TestCounter0(new XChaCha20CryptoSF(key, iv), hex, hex2);
TestCounter0(new XChaCha20CryptoX86(key, iv), hex, hex2);
TestCounter0(StreamCryptoCreate.XChaCha20(key, iv), hex, hex2);
}
public void Test(string keyHex, string ivHex, string hex0, string hex1, string hex2, string hex3)
{
var key = keyHex.FromHex();
var iv = ivHex.FromHex();
Test(new BcSalsa20Crypto(key, iv), hex0, hex1, hex2, hex3);
Test(new Salsa20CryptoSF(key, iv), hex0, hex1, hex2, hex3);
Test(new Salsa20CryptoX86(key, iv), hex0, hex1, hex2, hex3);
Test(StreamCryptoCreate.Salsa20(key, iv), hex0, hex1, hex2, hex3);
}
public void Test(string keyHex, string ivHex, string hex, string hex2)
{
var key = keyHex.FromHex();
var iv = ivHex.FromHex();
Test(new BcAESCFBStreamCrypto(true, key, iv), hex, hex2);
Test(new BcAESCFBStreamCrypto(false, key, iv), hex2, hex);
Test(StreamCryptoCreate.AesCfb(true, key, iv), hex, hex2);
Test(StreamCryptoCreate.AesCfb(false, key, iv), hex2, hex);
}
public ChaCha20Poly1305Crypto(ReadOnlySpan <byte> key)
{
if (key.Length < KeySize)
{
throw new ArgumentException(@"Key length must be 32 bytes.", nameof(key));
}
_chacha20 = StreamCryptoCreate.ChaCha20(key);
_buffer = ArrayPool <byte> .Shared.Rent(32);
}
public void SM4CTR()
{
Test(StreamCryptoCreate.Sm4Ctr(_randomKey16, _randomIv16), _randombytes.Span);
}
public void AESCTR()
{
Test(StreamCryptoCreate.AesCtr(_randomKey16, _randomIv16), _randombytes.Span);
}
protected override IStreamCrypto CreateCrypto(bool isEncrypt, ReadOnlySpan <byte> key, ReadOnlySpan <byte> iv)
{
return(StreamCryptoCreate.AesCfb(isEncrypt, key, iv));
}
public void AESCFB()
{
Test(StreamCryptoCreate.AesCfb(true, _randomKey16, _randomIv16), _randombytes.Span);
}
protected override IStreamCrypto CreateCrypto(bool isEncrypt, ReadOnlySpan <byte> key, ReadOnlySpan <byte> iv)
{
return(StreamCryptoCreate.ChaCha20Original(key, iv));
}
public void RC4()
{
Test(StreamCryptoCreate.Rc4(_randomKey), _randombytes.Span);
}
protected override IStreamCrypto CreateCrypto(bool isEncrypt, ReadOnlySpan <byte> key, ReadOnlySpan <byte> iv)
{
return(StreamCryptoCreate.Rc4(key));
}
