private void DoMagic(EncoderKeys encoderKeys, int[] secret, long[] longArray, int secretIndex)
{
if (secretIndex != 0)
{
return;
}
longArray[0] = (long)(secret[0] << 24) | (long)(secret[1] << 16) | (long)(secret[2] << 8) | (long)secret[3];
longArray[1] = (long)(secret[4] << 24) | (long)(secret[5] << 16) | (long)(secret[6] << 8) | (long)secret[7];
DoMuchWithEncoderKeys(longArray, encoderKeys);
long l3 = longArray[0];
secret[0] = (int)(l3 >> 24 & 255L);
secret[1] = (int)(l3 >> 16 & 255L);
secret[2] = (int)(l3 >> 8 & 255L);
secret[3] = (int)(l3 & 255L);
l3 = longArray[1];
secret[4] = (int)(l3 >> 24 & 255L);
secret[5] = (int)(l3 >> 16 & 255L);
secret[6] = (int)(l3 >> 8 & 255L);
secret[7] = (int)(l3 & 255L);
}
private void DoMuchWithEncoderKeys(long[] longArray, EncoderKeys encoderKeys)
{
long first = longArray[0];
long second = longArray[1];
first = first & -1L ^ encoderKeys.keyOne[0] & -1L;
second = DoSomething(second & -1L, first, encoderKeys.keyTwo, encoderKeys.keyOne[1]) & -1L;
first = DoSomething(first, second, encoderKeys.keyTwo, encoderKeys.keyOne[2]) & -1L;
second = DoSomething(second, first, encoderKeys.keyTwo, encoderKeys.keyOne[3]) & -1L;
first = DoSomething(first, second, encoderKeys.keyTwo, encoderKeys.keyOne[4]) & -1L;
second = DoSomething(second, first, encoderKeys.keyTwo, encoderKeys.keyOne[5]) & -1L;
first = DoSomething(first, second, encoderKeys.keyTwo, encoderKeys.keyOne[6]) & -1L;
second = DoSomething(second, first, encoderKeys.keyTwo, encoderKeys.keyOne[7]) & -1L;
first = DoSomething(first, second, encoderKeys.keyTwo, encoderKeys.keyOne[8]) & -1L;
second = DoSomething(second, first, encoderKeys.keyTwo, encoderKeys.keyOne[9]) & -1L;
first = DoSomething(first, second, encoderKeys.keyTwo, encoderKeys.keyOne[10]) & -1L;
second = DoSomething(second, first, encoderKeys.keyTwo, encoderKeys.keyOne[11]) & -1L;
first = DoSomething(first, second, encoderKeys.keyTwo, encoderKeys.keyOne[12]) & -1L;
second = DoSomething(second, first, encoderKeys.keyTwo, encoderKeys.keyOne[13]) & -1L;
first = DoSomething(first, second, encoderKeys.keyTwo, encoderKeys.keyOne[14]) & -1L;
second = DoSomething(second, first, encoderKeys.keyTwo, encoderKeys.keyOne[15]) & -1L;
first = DoSomething(first, second, encoderKeys.keyTwo, encoderKeys.keyOne[16]);
long lastElement = encoderKeys.keyOne[encoderKeys.keyOne.Length - 1];
longArray[1] = first & -1L;
longArray[0] = (second ^ lastElement & -1L) & -1L;
}
public static int[] Encode(int[] stringAsIntArray)
{
Encoder encoder = new Encoder();
EncoderKeys encoderKeys = encoder.SecondCalledMethod(ByteKey);
return(encoder.ThirdCalledMethod(stringAsIntArray, encoderKeys));
}
private int[] ThirdCalledMethod(int[] stringAsIntArray, EncoderKeys encoderKeys1)
{
int[] secret = { 30, 214, 186, 72, 38, 84, 2, 16 };
int secretIndexCounter = 0;
long[] longArray = new long[2];
int length = stringAsIntArray.Length;
int[] intArray = new int[length];
int counter = length;
length = 0;
while (counter > 0)
{
DoMagic(encoderKeys1, secret, longArray, secretIndexCounter);
int newValue = stringAsIntArray[length] ^ secret[secretIndexCounter];
intArray[length] = newValue;
secret[secretIndexCounter] = newValue;
if (secretIndexCounter >= secret.Length - 1)
{
secretIndexCounter = 0;
}
else
{
secretIndexCounter = secretIndexCounter + 1;
}
length++;
counter--;
}
return(intArray);
}
private EncoderKeys SecondCalledMethod(byte[] key)
{
int keyLength = key.Length > 72 ? 72 : key.Length;
EncoderKeys encoderKeys = new EncoderKeys();
int something = 0;
for (int k = 0; k < encoderKeys.keyOne.Length; k++)
{
int l = something + 1;
long l1 = key[something];
something = l;
if (l >= keyLength)
{
something = 0;
}
l = something + 1;
long l2 = key[something];
something = l;
if (l >= keyLength)
{
something = 0;
}
l = something + 1;
long l3 = key[something];
something = l;
if (l >= keyLength)
{
something = 0;
}
l = something + 1;
long l4 = key[something];
if (l >= keyLength)
{
something = 0;
}
else
{
something = l;
}
encoderKeys.keyOne[k] = encoderKeys.keyOne[k] ^ (((l1 << 8 | l2) << 8 | l3) << 8 | l4);
}
long[] longArray = { 0L, 0L };
for (int index = 0; index < encoderKeys.keyOne.Length; index += 2)
{
DoMuchWithEncoderKeys(longArray, encoderKeys);
encoderKeys.keyOne[index] = longArray[0];
encoderKeys.keyOne[index + 1] = longArray[1];
}
for (int index = 0; index < encoderKeys.keyTwo.Length; index += 2)
{
DoMuchWithEncoderKeys(longArray, encoderKeys);
encoderKeys.keyTwo[index] = longArray[0];
encoderKeys.keyTwo[index + 1] = longArray[1];
}
return(encoderKeys);
}
