ULONG NumberOfInterfaces;
} USB_MI_PARENT_INFORMATION, *PUSB_MI_PARENT_INFORMATION;

typedef struct _USB_NODE_INFORMATION {
    USB_HUB_NODE NodeType;        /* hub, mi parent */
    union {
        USB_HUB_INFORMATION HubInformation;
        USB_MI_PARENT_INFORMATION MiParentInformation;
    } u;
} USB_NODE_INFORMATION, *PUSB_NODE_INFORMATION;	

typedef struct _USB_PIPE_INFO {
    USB_ENDPOINT_DESCRIPTOR EndpointDescriptor;
    ULONG ScheduleOffset;
} USB_PIPE_INFO, *PUSB_PIPE_INFO;	


typedef enum _USB_CONNECTION_STATUS {
    NoDeviceConnected,
    DeviceConnected,

    /* failure codes, these map to fail reasons */
    DeviceFailedEnumeration,
    DeviceGeneralFailure,
    DeviceCausedOvercurrent,
    DeviceNotEnoughPower,
    
    DeviceNotEnoughBandwidth        
} USB_CONNECTION_STATUS, *PUSB_CONNECTION_STATUS;

typedef struct _USB_NODE_CONNECTION_INFORMATION {
    ULONG ConnectionIndex;
    /* usb device descriptor returned by this device
       during enumeration */
    USB_DEVICE_DESCRIPTOR DeviceDescriptor;
    UCHAR CurrentConfigurationValue;
    BOOLEAN LowSpeed;

    BOOLEAN DeviceIsHub;

    USHORT DeviceAddress;

    ULONG NumberOfOpenPipes;

    USB_CONNECTION_STATUS ConnectionStatus;
    USB_PIPE_INFO PipeList[0];
} USB_NODE_CONNECTION_INFORMATION, *PUSB_NODE_CONNECTION_INFORMATION;	

typedef struct _USB_NODE_CONNECTION_DRIVERKEY_NAME {
    ULONG ConnectionIndex;  /* INPUT */
    ULONG ActualLength;     /* OUTPUT */
    /* unicode name for the devnode. */
    WCHAR DriverKeyName[1];      /* OUTPUT */
} USB_NODE_CONNECTION_DRIVERKEY_NAME, *PUSB_NODE_CONNECTION_DRIVERKEY_NAME;	

typedef struct _USB_NODE_CONNECTION_NAME {
    ULONG ConnectionIndex;  /* INPUT */
    ULONG ActualLength;     /* OUTPUT */
    /* unicode symbolic name for this node if it is a hub or parent driver
       null if this node is a device. */
    WCHAR NodeName[1];      /* OUTPUT */
} USB_NODE_CONNECTION_NAME, *PUSB_NODE_CONNECTION_NAME;	


typedef struct _USB_HUB_NAME {
    ULONG ActualLength;     /* OUTPUT */
    /* NULL terminated unicode symbolic name for the root hub */
    WCHAR HubName[1];       /* OUTPUT */
} USB_HUB_NAME, *PUSB_HUB_NAME;

typedef struct _USB_ROOT_HUB_NAME {
    ULONG ActualLength;     /* OUTPUT */
    /* NULL terminated unicode symbolic name for the root hub */
    WCHAR RootHubName[1];   /* OUTPUT */
} USB_ROOT_HUB_NAME, *PUSB_ROOT_HUB_NAME;

typedef struct _USB_HCD_DRIVERKEY_NAME {
    ULONG ActualLength;     /* OUTPUT */
    /* NULL terminated unicode driverkeyname for hcd */
    WCHAR DriverKeyName[1];   /* OUTPUT */
} USB_HCD_DRIVERKEY_NAME, *PUSB_HCD_DRIVERKEY_NAME;	

typedef struct _USB_DESCRIPTOR_REQUEST {
    ULONG ConnectionIndex;
    struct {
        UCHAR bmRequest;
        UCHAR bRequest;
        USHORT wValue;
        USHORT wIndex;
        USHORT wLength;
    } SetupPacket;
    UCHAR Data[0];
} USB_DESCRIPTOR_REQUEST, *PUSB_DESCRIPTOR_REQUEST;	


/*
   Structure for returning HCD debug and statistic information to
   a user mode application.
*/

typedef struct _HCD_STAT_COUNTERS {
    ULONG BytesTransferred;

    USHORT IsoMissedCount;
    USHORT DataOverrunErrorCount;

    USHORT CrcErrorCount;
    USHORT ScheduleOverrunCount;

    USHORT TimeoutErrorCount;
    USHORT InternalHcErrorCount;

    USHORT BufferOverrunErrorCount;
    USHORT SWErrorCount;

    USHORT StallPidCount;
    USHORT PortDisableCount;

} HCD_STAT_COUNTERS, *PHCD_STAT_COUNTERS;


typedef struct _HCD_ISO_STAT_COUNTERS {

    USHORT  LateUrbs;
    USHORT  DoubleBufferedPackets;

    USHORT  TransfersCF_5ms;
    USHORT  TransfersCF_2ms;

    USHORT  TransfersCF_1ms;
    USHORT  MaxInterruptLatency;
    
    USHORT  BadStartFrame;
    USHORT  StaleUrbs;

    USHORT  IsoPacketNotAccesed;
    USHORT  IsoPacketHWError;

    USHORT  SmallestUrbPacketCount;
    USHORT  LargestUrbPacketCount;

    USHORT IsoCRC_Error;
    USHORT IsoOVERRUN_Error;
    USHORT IsoINTERNAL_Error;
    USHORT IsoUNKNOWN_Error; 

    ULONG  IsoBytesTransferred;

    USHORT LateMissedCount;
    USHORT HWIsoMissedCount;
    
    ULONG  Reserved7[8];
    
} HCD_ISO_STAT_COUNTERS, *PHCD_ISO_STAT_COUNTERS;



typedef struct _HCD_STAT_INFORMATION_1 {
    ULONG Reserved1;
    ULONG Reserved2;
    ULONG ResetCounters;
    LARGE_INTEGER TimeRead;
    /*
       stat registers
    */
    HCD_STAT_COUNTERS Counters;

} HCD_STAT_INFORMATION_1, *PHCD_STAT_INFORMATION_1;

typedef struct _HCD_STAT_INFORMATION_2 {
    ULONG Reserved1;
    ULONG Reserved2;
    ULONG ResetCounters;
    LARGE_INTEGER TimeRead;

    LONG LockedMemoryUsed;
    /*
       stat registers
    */
    HCD_STAT_COUNTERS Counters;
    HCD_ISO_STAT_COUNTERS IsoCounters;

} HCD_STAT_INFORMATION_2, *PHCD_STAT_INFORMATION_2;


/*
   WMI related structures
*/

/* these index in to our array of guids */
#define WMI_USB_DRIVER_INFORMATION      0
#define WMI_USB_DRIVER_NOTIFICATION     1

typedef enum _USB_NOTIFICATION_TYPE {

    /*  the following return a 
        USB_CONNECTION_NOTIFICATION structure: */
    EnumerationFailure = 0,
    InsufficentBandwidth,
    InsufficentPower,
    OverCurrent,
    ResetOvercurrent,

    /* the following return a 
       USB_BUS_NOTIFICATION structure:*/
    AcquireBusInfo,

    /* the following return a 
      USB_ACQUIRE_INFO structure: */
    AcquireHubName,
    AcquireControllerName,

    /* the following return a 
       USB_HUB_NOTIFICATION structure: */
    HubOvercurrent,
    HubPowerChange,
    
} USB_NOTIFICATION_TYPE;

typedef struct _USB_NOTIFICATION {
    /* indicates type of notification */
    USB_NOTIFICATION_TYPE NotificationType;     
    
} USB_NOTIFICATION, *PUSB_NOTIFICATION;

/* this structure is used for connection notification
   codes */
 
typedef struct _USB_CONNECTION_NOTIFICATION {
    /* indicates type of notification */
    USB_NOTIFICATION_TYPE NotificationType;     

    /* valid for all connection notifictaion codes,
       0 indicates global condition for hub or parent 
       this value will be a port number for devices
       attached to a hub, otherwise a one based 
       index if the device is a child of a composite 
       parent */
    ULONG ConnectionNumber;

    /* valid for InsufficentBandwidth,
       the amount of bandwidth the device 
       tried to allocate and was denied. */
    ULONG RequestedBandwidth;     

    /* valid for EnumerationFailure, 
       gives some indication why the device failed 
       to enumerate */
    ULONG EnumerationFailReason;

    /* valid for InsufficentPower,
       the amount of power requested to configure 
       this device. */
    ULONG PowerRequested;

    /* length of the UNICODE symbolic name (in bytes) for the HUB 
       that this device is attached to.
       not including NULL */
    ULONG HubNameLength;
    
} USB_CONNECTION_NOTIFICATION, *PUSB_CONNECTION_NOTIFICATION;

/*
   This structure is used for the bus notification code 'AcquireBusInfo'
*/

typedef struct _USB_BUS_NOTIFICATION {
    /* indicates type of notification */
    USB_NOTIFICATION_TYPE NotificationType;     /* indicates type of 
                                                   notification */
    ULONG TotalBandwidth;
    ULONG ConsumedBandwidth;

    /* length of the UNICODE symbolic name (in bytes) for the controller 
       that this device is attached to.
       not including NULL */
    ULONG ControllerNameLength; 

} USB_BUS_NOTIFICATION, *PUSB_BUS_NOTIFICATION;

/*
   used to acquire user mode filenames to open respective objects
*/

typedef struct _USB_ACQUIRE_INFO {
    /* indicates type of notification */
    USB_NOTIFICATION_TYPE NotificationType;     
    /* TotalSize of this struct */
    ULONG TotalSize;                            

    WCHAR Buffer[1];
} USB_ACQUIRE_INFO, *PUSB_ACQUIRE_INFO;


#include <poppack.h>


#endif /* __USBIOCTL_H__ */