/*++ BUILD Version: 0001    // Increment this if a change has global effects

Copyright (c) 1990-1993  Microsoft Corporation

Module Name:

    ntddmou.h

Abstract:

    This is the include file that defines all constants and types for
    accessing the mouse device.

Author:

    Lee A. Smith (lees) 02-Aug-1991.

Revision History:

--*/

#ifndef _NTDDMOU_
#define _NTDDMOU_

//
// Device Name - this string is the name of the device.  It is the name
// that should be passed to NtOpenFile when accessing the device.
//
// Note:  For devices that support multiple units, it should be suffixed
//        with the Ascii representation of the unit number.
//

#define DD_MOUSE_DEVICE_NAME    "\\Device\\PointerClass"
#define DD_MOUSE_DEVICE_NAME_U L"\\Device\\PointerClass"

//
// NtDeviceIoControlFile IoControlCode values for this device.
//
// Warning:  Remember that the low two bits of the code specify how the
//           buffers are passed to the driver!
//

#define IOCTL_MOUSE_QUERY_ATTRIBUTES CTL_CODE(FILE_DEVICE_MOUSE, 0, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_MOUSE_INSERT_DATA      CTL_CODE(FILE_DEVICE_MOUSE, 1, METHOD_BUFFERED, FILE_ANY_ACCESS)

//
// NtReadFile Output Buffer record structures for this device.
//

typedef struct _MOUSE_INPUT_DATA {

    //
    // Unit number.  E.g., for \Device\PointerPort0  the unit is '0',
    // for \Device\PointerPort1 the unit is '1', and so on.
    //

    USHORT UnitId;

    //
    // Indicator flags.
    //

    USHORT Flags;

    //
    // The transition state of the mouse buttons.
    //

    union {
        ULONG Buttons;
        struct  {
            USHORT  ButtonFlags;
            USHORT  ButtonData;
        };
    };


    //
    // The raw state of the mouse buttons.
    //

    ULONG RawButtons;

    //
    // The signed relative or absolute motion in the X direction.
    //

    LONG LastX;

    //
    // The signed relative or absolute motion in the Y direction.
    //

    LONG LastY;

    //
    // Device-specific additional information for the event.
    //

    ULONG ExtraInformation;

} MOUSE_INPUT_DATA, *PMOUSE_INPUT_DATA;

//
// Define the mouse button state indicators.
//

#define MOUSE_LEFT_BUTTON_DOWN   0x0001  // Left Button changed to down.
#define MOUSE_LEFT_BUTTON_UP     0x0002  // Left Button changed to up.
#define MOUSE_RIGHT_BUTTON_DOWN  0x0004  // Right Button changed to down.
#define MOUSE_RIGHT_BUTTON_UP    0x0008  // Right Button changed to up.
#define MOUSE_MIDDLE_BUTTON_DOWN 0x0010  // Middle Button changed to down.
#define MOUSE_MIDDLE_BUTTON_UP   0x0020  // Middle Button changed to up.

#define MOUSE_BUTTON_1_DOWN     MOUSE_LEFT_BUTTON_DOWN
#define MOUSE_BUTTON_1_UP       MOUSE_LEFT_BUTTON_UP
#define MOUSE_BUTTON_2_DOWN     MOUSE_RIGHT_BUTTON_DOWN
#define MOUSE_BUTTON_2_UP       MOUSE_RIGHT_BUTTON_UP
#define MOUSE_BUTTON_3_DOWN     MOUSE_MIDDLE_BUTTON_DOWN
#define MOUSE_BUTTON_3_UP       MOUSE_MIDDLE_BUTTON_UP

#define MOUSE_BUTTON_4_DOWN     0x0040
#define MOUSE_BUTTON_4_UP       0x0080
#define MOUSE_BUTTON_5_DOWN     0x0100
#define MOUSE_BUTTON_5_UP       0x0200

#define MOUSE_WHEEL             0x0400

//
// Define the mouse indicator flags.
//

#define MOUSE_MOVE_RELATIVE        0
#define MOUSE_MOVE_ABSOLUTE        1

//
// NtDeviceIoControlFile OutputBuffer record structures for
// IOCTL_MOUSE_QUERY_ATTRIBUTES.
//

typedef struct _MOUSE_ATTRIBUTES {

    //
    // Mouse ID value.  Used to distinguish between mouse types.
    //

    USHORT MouseIdentifier;

    //
    // Number of buttons located on the mouse.
    //

    USHORT NumberOfButtons;

    //
    // Specifies the rate at which the hardware reports mouse input
    // (reports per second).  This may not be applicable for every mouse device.
    //

    USHORT SampleRate;

    //
    // Length of the readahead buffer, in bytes.
    //

    ULONG  InputDataQueueLength;

} MOUSE_ATTRIBUTES, *PMOUSE_ATTRIBUTES;

//
// Define the mouse identifier types.
//

#define MOUSE_INPORT_HARDWARE       0x0001
#define MOUSE_I8042_HARDWARE        0x0002
#define MOUSE_SERIAL_HARDWARE       0x0004
#define BALLPOINT_I8042_HARDWARE    0x0008
#define BALLPOINT_SERIAL_HARDWARE   0x0010
#define WHEELMOUSE_I8042_HARDWARE   0x0020
#define WHEELMOUSE_SERIAL_HARDWARE  0x0040

//
// Generic NtDeviceIoControlFile Input Buffer record structure for
// various mouse IOCTLs.
//

typedef struct _MOUSE_UNIT_ID_PARAMETER {

    //
    // Unit identifier.  Specifies the device unit for which this
    // request is intended.
    //

    USHORT UnitId;

} MOUSE_UNIT_ID_PARAMETER, *PMOUSE_UNIT_ID_PARAMETER;

//
// Define the base values for the mouse error log packet's
// UniqueErrorValue field.
//

#define MOUSE_ERROR_VALUE_BASE        20000

#endif // _NTDDMOU_