// Token: 0x060000F0 RID: 240 RVA: 0x0000D43C File Offset: 0x0000B63C
private byte[] method_6(byte[] byte_2, bool bool_0)
{
if (byte_2 == null)
{
throw new ArgumentNullException("\u0002");
}
int num = byte_2.Length;
if (num % 4 != 0)
{
throw new ArgumentOutOfRangeException("\u0002", "Invalid block size.");
}
byte[] byte_3 = this.byte_0;
byte[] array = new byte[num];
for (int i = 0; i < num; i += 4)
{
Class19.smethod_5(byte_3, byte_2, i, array, i, bool_0);
}
return(array);
}