IOCTL_CHANGER_BASE
CTL_CODE(IOCTL_CHANGER_BASE, 0x0000, METHOD_BUFFERED, FILE_READ_ACCESS)
CTL_CODE(IOCTL_CHANGER_BASE, 0x0001, METHOD_BUFFERED, FILE_READ_ACCESS)
CTL_CODE(IOCTL_CHANGER_BASE, 0x0002, METHOD_BUFFERED, FILE_READ_ACCESS)
CTL_CODE(IOCTL_CHANGER_BASE, 0x0004, METHOD_BUFFERED, \
CTL_CODE(IOCTL_CHANGER_BASE, 0x0005, METHOD_BUFFERED, \
CTL_CODE(IOCTL_CHANGER_BASE, 0x0006, METHOD_BUFFERED, FILE_READ_ACCESS)
CTL_CODE(IOCTL_CHANGER_BASE, 0x0007, METHOD_BUFFERED, FILE_READ_ACCESS)
CTL_CODE(IOCTL_CHANGER_BASE, 0x0008, METHOD_BUFFERED, FILE_READ_ACCESS)
CTL_CODE(IOCTL_CHANGER_BASE, 0x0009, METHOD_BUFFERED, FILE_READ_ACCESS)
CTL_CODE(IOCTL_CHANGER_BASE, 0x000A, METHOD_BUFFERED, FILE_READ_ACCESS)
CTL_CODE(IOCTL_CHANGER_BASE, 0x000B, METHOD_BUFFERED, \