private decimal InternalDecrypt()
{
if (!inited)
{
currentCryptoKey = cryptoKey;
hiddenValue = InternalEncrypt(0m);
fakeValue = 0m;
fakeValueActive = false;
inited = true;
return(0m);
}
var union = new DecimalLongBytesUnion();
union.b16 = hiddenValue;
union.l1 = union.l1 ^ currentCryptoKey;
union.l2 = union.l2 ^ currentCryptoKey;
var decrypted = union.d;
if (ObscuredCheatingDetector.ExistsAndIsRunning && fakeValueActive && decrypted != fakeValue)
{
ObscuredCheatingDetector.Instance.OnCheatingDetected();
}
return(decrypted);
}
/// <summary>
/// 使用随机的新密钥
/// </summary>
public void RandomizeCryptoKey()
{
var decrypted = InternalDecrypt();
currentCryptoKey = ThreadSafeRandom.Next();
hiddenValue = InternalEncrypt(decrypted, currentCryptoKey);
}
/// <summary>
/// 设置加密后的值
/// </summary>
/// <param name="encrypted"></param>
public void SetEncrypted(decimal encrypted)
{
inited = true;
var union = new DecimalLongBytesUnion();
union.d = encrypted;
hiddenValue = union.b16;
if (currentCryptoKey == 0)
{
currentCryptoKey = cryptoKey;
}
if (ObscuredCheatingDetector.ExistsAndIsRunning)
{
fakeValueActive = false;
fakeValue = InternalDecrypt();
fakeValueActive = true;
}
else
{
fakeValueActive = false;
}
}
/// <summary>
/// 在SetNewCryptoKey()之后使用
/// 使用新的密钥加密当前实例
/// </summary>
public void ApplyNewCryptoKey()
{
if (currentCryptoKey != cryptoKey)
{
hiddenValue = InternalEncrypt(InternalDecrypt(), cryptoKey);
currentCryptoKey = cryptoKey;
}
}
private TSDecimal(decimal value)
{
currentCryptoKey = cryptoKey;
hiddenValue = InternalEncrypt(value);
#if UNITY_EDITOR
fakeValue = value;
fakeValueActive = true;
#else
var detectorRunning = ObscuredCheatingDetector.ExistsAndIsRunning;
fakeValue = detectorRunning ? value : 0m;
fakeValueActive = detectorRunning;
#endif
inited = true;
}