public void SetPermission(Permissions permission, bool hasPermission)
{
if (permission == Permissions.None)
{
return;
}
byte byteIndex = (byte)((int)permission / 8);
byte bitIndex = (byte)((int)permission % 8);
byte mask = (byte)Bit.LeftShift(1, bitIndex);
if (hasPermission)
{
RawPermissionField[byteIndex] = Bit.SetBit(mask, RawPermissionField[byteIndex]);
}
else
{
RawPermissionField[byteIndex] = Bit.ClearBit(mask, RawPermissionField[byteIndex]);
}
}
private static byte[] GetPermissionBytes(Permissions[] permissions)
{
byte[] result = new byte[8] {
0, 0, 0, 0, 0, 0, 0, 0
};
if (permissions != null)
{
foreach (Permissions permission in permissions)
{
if (permission == Permissions.None)
{
continue;
}
byte byteIndex = (byte)((int)permission / 8);
byte bitIndex = (byte)((int)permission % 8);
byte mask = (byte)Bit.LeftShift(1, bitIndex);
result[byteIndex] = Bit.SetBit(mask, result[byteIndex]);
}
}
return(result);
}