struct _KEYBOARD_EXTENDED_ATTRIBUTES

//
// The structure used by IOCTL_KEYBOARD_QUERY_EXTENDED_ATTRIBUTES
//

#define KEYBOARD_EXTENDED_ATTRIBUTES_STRUCT_VERSION_1  (1)

typedef struct _KEYBOARD_EXTENDED_ATTRIBUTES {
    //
    // The version of this structure.
    // Only accept KEYBOARD_EXTENDED_ATTRIBUTES_STRUCT_VERSION_1 now.
    //
    UCHAR Version;

    //
    // Keyboard Form Factor (Usage ID: 0x2C1)
    //
    UCHAR FormFactor;

    //
    // Keyboard Key Type (Usage ID: 0x2C2)
    //
    UCHAR KeyType;

    //
    // Keyboard Physical Layout (Usage ID: 0x2C3)
    //
    UCHAR PhysicalLayout;

    //
    // Vendor-Specific Keyboard Layout (Usage ID: 0x2C4)
    //
    UCHAR VendorSpecificPhysicalLayout;

    //
    // Keyboard IETF Language Tag Index (Usage ID: 0x2C5)
    //
    UCHAR IETFLanguageTagIndex;

    //
    // Implemented Keyboard Input Assist Controls (Usage ID: 0x2C6)
    //
    UCHAR ImplementedInputAssistControls;

} KEYBOARD_EXTENDED_ATTRIBUTES, *PKEYBOARD_EXTENDED_ATTRIBUTES;