public static byte[] decrypt(byte[] data, byte[] key)
{
if (key == null || data == null || key.Length != 32)
{
throw new Exception("Invalid arguments!");
}
CryptoEngineAES cryptoEngineAES = new CryptoEngineAES(CryptoEngineAES.KeySize.Bits256, key);
byte[] array = new byte[data.Length];
byte[] array2 = new byte[16];
byte[] array3 = new byte[16];
for (int i = 0; i < data.Length; i += 16)
{
Array.Copy(data, i, array2, 0, 16);
cryptoEngineAES.InvCipher(array2, array3);
Array.Copy(array3, 0, array, i, 16);
}
return(array);
}
public static byte[] decrypt(byte[] data, byte[] key)
{
if (key == null || data == null || key.Length != 32)
{
throw new Exception("Invalid arguments!");
}
CryptoEngineAES _aesFunct = new CryptoEngineAES(CryptoEngineAES.KeySize.Bits256, key);
byte[] destinationArray = new byte[data.Length];
byte[] buffer2 = new byte[16];
byte[] output = new byte[16];
for (int i = 0; i < data.Length; i += 16)
{
Array.Copy(data, i, buffer2, 0, 16);
_aesFunct.InvCipher(buffer2, output);
Array.Copy(output, 0, destinationArray, i, 16);
}
return(destinationArray);
}
public static byte[] encrypt(byte[] data, byte[] key)
{
if (key == null || data == null || key.Length != 32)
{
throw new Exception("Invalid arguments!");
}
int num = ((data.Length - 1) / 16 + 1) * 16;
byte[] array = new byte[num];
CryptoEngineAES cryptoEngineAES = new CryptoEngineAES(CryptoEngineAES.KeySize.Bits256, key);
int arg_38_0 = data.Length;
byte[] array2 = new byte[16];
byte[] array3 = new byte[16];
byte[] array4 = new byte[num];
Array.Copy(data, array4, data.Length);
for (int i = 0; i < array4.Length; i += 16)
{
Array.Copy(array4, i, array2, 0, 16);
cryptoEngineAES.Cipher(array2, array3);
Array.Copy(array3, 0, array, i, 16);
}
return(array);
}
