немного о IOCTL командах


// Define the various device type values.  Note that values used by Microsoft
// Corporation are in the range 0-32767, and 32768-65535 are reserved for use
// by customers.
//#define DEVICE_TYPE ULONG

#define FILE_DEVICE_BEEP                0x00000001
#define FILE_DEVICE_CD_ROM              0x00000002
#define FILE_DEVICE_CD_ROM_FILE_SYSTEM  0x00000003
#define FILE_DEVICE_CONTROLLER          0x00000004
#define FILE_DEVICE_DATALINK            0x00000005
#define FILE_DEVICE_DFS                 0x00000006
#define FILE_DEVICE_DISK                0x00000007
#define FILE_DEVICE_DISK_FILE_SYSTEM    0x00000008
#define FILE_DEVICE_FILE_SYSTEM         0x00000009
#define FILE_DEVICE_INPORT_PORT         0x0000000a
#define FILE_DEVICE_KEYBOARD            0x0000000b
#define FILE_DEVICE_MAILSLOT            0x0000000c
#define FILE_DEVICE_MIDI_IN             0x0000000d
#define FILE_DEVICE_MIDI_OUT            0x0000000e
#define FILE_DEVICE_MOUSE               0x0000000f
#define FILE_DEVICE_MULTI_UNC_PROVIDER  0x00000010
#define FILE_DEVICE_NAMED_PIPE          0x00000011
#define FILE_DEVICE_NETWORK             0x00000012
#define FILE_DEVICE_NETWORK_BROWSER     0x00000013
#define FILE_DEVICE_NETWORK_FILE_SYSTEM 0x00000014
#define FILE_DEVICE_NULL                0x00000015
#define FILE_DEVICE_PARALLEL_PORT       0x00000016
#define FILE_DEVICE_PHYSICAL_NETCARD    0x00000017
#define FILE_DEVICE_PRINTER             0x00000018
#define FILE_DEVICE_SCANNER             0x00000019
#define FILE_DEVICE_SERIAL_MOUSE_PORT   0x0000001a
#define FILE_DEVICE_SERIAL_PORT         0x0000001b
#define FILE_DEVICE_SCREEN              0x0000001c
#define FILE_DEVICE_SOUND               0x0000001d
#define FILE_DEVICE_STREAMS             0x0000001e
#define FILE_DEVICE_TAPE                0x0000001f
#define FILE_DEVICE_TAPE_FILE_SYSTEM    0x00000020
#define FILE_DEVICE_TRANSPORT           0x00000021
#define FILE_DEVICE_UNKNOWN             0x00000022
#define FILE_DEVICE_VIDEO               0x00000023
#define FILE_DEVICE_VIRTUAL_DISK        0x00000024
#define FILE_DEVICE_WAVE_IN             0x00000025
#define FILE_DEVICE_WAVE_OUT            0x00000026
#define FILE_DEVICE_8042_PORT           0x00000027
#define FILE_DEVICE_NETWORK_REDIRECTOR  0x00000028
#define FILE_DEVICE_BATTERY             0x00000029
#define FILE_DEVICE_BUS_EXTENDER        0x0000002a
#define FILE_DEVICE_MODEM               0x0000002b
#define FILE_DEVICE_VDM                 0x0000002c
#define FILE_DEVICE_MASS_STORAGE        0x0000002d
#define FILE_DEVICE_SMB                 0x0000002e
#define FILE_DEVICE_KS                  0x0000002f
#define FILE_DEVICE_CHANGER             0x00000030
#define FILE_DEVICE_SMARTCARD           0x00000031
#define FILE_DEVICE_ACPI                0x00000032
#define FILE_DEVICE_DVD                 0x00000033
#define FILE_DEVICE_FULLSCREEN_VIDEO    0x00000034
#define FILE_DEVICE_DFS_FILE_SYSTEM     0x00000035
#define FILE_DEVICE_DFS_VOLUME          0x00000036
#define FILE_DEVICE_SERENUM             0x00000037
#define FILE_DEVICE_TERMSRV             0x00000038
#define FILE_DEVICE_KSEC                0x00000039
#define FILE_DEVICE_FIPS                0x0000003A
#define FILE_DEVICE_INFINIBAND          0x0000003B
#define FILE_DEVICE_VMBUS               0x0000003E
#define FILE_DEVICE_CRYPT_PROVIDER      0x0000003F
#define FILE_DEVICE_WPD                 0x00000040
#define FILE_DEVICE_BLUETOOTH           0x00000041
#define FILE_DEVICE_MT_COMPOSITE        0x00000042
#define FILE_DEVICE_MT_TRANSPORT        0x00000043
#define FILE_DEVICE_BIOMETRIC		0x00000044
#define FILE_DEVICE_PMI                 0x00000045

//
// Macro definition for defining IOCTL and FSCTL function control codes.  Note
// that function codes 0-2047 are reserved for Microsoft Corporation, and
// 2048-4095 are reserved for customers.
//

#define CTL_CODE( DeviceType, Function, Method, Access ) (                 \
    ((DeviceType) << 16) | ((Access) << 14) | ((Function) << 2) | (Method) \
)


//
// NtDeviceIoControlFile IoControlCode values for this device.
//

#define IOCTL_SERIAL_SET_BAUD_RATE      CTL_CODE(FILE_DEVICE_SERIAL_PORT, 1,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_QUEUE_SIZE     CTL_CODE(FILE_DEVICE_SERIAL_PORT, 2,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_LINE_CONTROL   CTL_CODE(FILE_DEVICE_SERIAL_PORT, 3,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_BREAK_ON       CTL_CODE(FILE_DEVICE_SERIAL_PORT, 4,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_BREAK_OFF      CTL_CODE(FILE_DEVICE_SERIAL_PORT, 5,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_IMMEDIATE_CHAR     CTL_CODE(FILE_DEVICE_SERIAL_PORT, 6,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_TIMEOUTS       CTL_CODE(FILE_DEVICE_SERIAL_PORT, 7,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_GET_TIMEOUTS       CTL_CODE(FILE_DEVICE_SERIAL_PORT, 8,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_DTR            CTL_CODE(FILE_DEVICE_SERIAL_PORT, 9,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_CLR_DTR            CTL_CODE(FILE_DEVICE_SERIAL_PORT,10,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_RESET_DEVICE       CTL_CODE(FILE_DEVICE_SERIAL_PORT,11,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_RTS            CTL_CODE(FILE_DEVICE_SERIAL_PORT,12,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_CLR_RTS            CTL_CODE(FILE_DEVICE_SERIAL_PORT,13,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_XOFF           CTL_CODE(FILE_DEVICE_SERIAL_PORT,14,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_XON            CTL_CODE(FILE_DEVICE_SERIAL_PORT,15,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_GET_WAIT_MASK      CTL_CODE(FILE_DEVICE_SERIAL_PORT,16,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_WAIT_MASK      CTL_CODE(FILE_DEVICE_SERIAL_PORT,17,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_WAIT_ON_MASK       CTL_CODE(FILE_DEVICE_SERIAL_PORT,18,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_PURGE              CTL_CODE(FILE_DEVICE_SERIAL_PORT,19,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_GET_BAUD_RATE      CTL_CODE(FILE_DEVICE_SERIAL_PORT,20,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_GET_LINE_CONTROL   CTL_CODE(FILE_DEVICE_SERIAL_PORT,21,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_GET_CHARS          CTL_CODE(FILE_DEVICE_SERIAL_PORT,22,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_CHARS          CTL_CODE(FILE_DEVICE_SERIAL_PORT,23,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_GET_HANDFLOW       CTL_CODE(FILE_DEVICE_SERIAL_PORT,24,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_SET_HANDFLOW       CTL_CODE(FILE_DEVICE_SERIAL_PORT,25,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_GET_MODEMSTATUS    CTL_CODE(FILE_DEVICE_SERIAL_PORT,26,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_GET_COMMSTATUS     CTL_CODE(FILE_DEVICE_SERIAL_PORT,27,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_XOFF_COUNTER       CTL_CODE(FILE_DEVICE_SERIAL_PORT,28,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_GET_PROPERTIES     CTL_CODE(FILE_DEVICE_SERIAL_PORT,29,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_SERIAL_GET_DTRRTS         CTL_CODE(FILE_DEVICE_SERIAL_PORT,30,METHOD_BUFFERED,FILE_ANY_ACCESS)