#ifndef   USBDLIB_H__
#define   USBDLIB_H__


typedef struct _USBD_INTERFACE_LIST_ENTRY
{
    PUSB_INTERFACE_DESCRIPTOR InterfaceDescriptor;
    PUSBD_INTERFACE_INFORMATION Interface;
}USBD_INTERFACE_LIST_ENTRY, *PUSBD_INTERFACE_LIST_ENTRY;

#define UsbBuildInterruptOrBulkTransferRequest(urb,length, pipeHandle, transferBuffer, transferBufferMDL, transferBufferLength, transferFlags, link) \
{                                                                                                                                                    \
    (urb)->UrbHeader.Function = URB_FUNCTION_BULK_OR_INTERRUPT_TRANSFER;                                                                     \
    (urb)->UrbHeader.Length = (length);                                                                                                      \
    (urb)->UrbBulkOrInterruptTransfer.PipeHandle = (pipeHandle);                                                                             \
    (urb)->UrbBulkOrInterruptTransfer.TransferBufferLength = (transferBufferLength);                                                         \
    (urb)->UrbBulkOrInterruptTransfer.TransferBufferMDL = (transferBufferMDL);                                                               \
    (urb)->UrbBulkOrInterruptTransfer.TransferBuffer = (transferBuffer);                                                                     \
    (urb)->UrbBulkOrInterruptTransfer.TransferFlags = (transferFlags);                                                                       \
    (urb)->UrbBulkOrInterruptTransfer.UrbLink = (link);                                                                                      \
}

#define UsbBuildGetDescriptorRequest(urb, length, descriptorType, descriptorIndex, languageId, transferBuffer, transferBufferMDL, transferBufferLength, link) \
{                                                                                             \
            (urb)->UrbHeader.Function =  URB_FUNCTION_GET_DESCRIPTOR_FROM_DEVICE;             \
            (urb)->UrbHeader.Length = (length);                                               \
            (urb)->UrbControlDescriptorRequest.TransferBufferLength = (transferBufferLength); \
            (urb)->UrbControlDescriptorRequest.TransferBufferMDL = (transferBufferMDL);       \
            (urb)->UrbControlDescriptorRequest.TransferBuffer = (transferBuffer);             \
            (urb)->UrbControlDescriptorRequest.DescriptorType = (descriptorType);             \
            (urb)->UrbControlDescriptorRequest.Index = (descriptorIndex);                     \
            (urb)->UrbControlDescriptorRequest.LanguageId = (languageId);                     \
            (urb)->UrbControlDescriptorRequest.UrbLink = (link);                              \
}

#define UsbBuildGetStatusRequest(urb, op, index, transferBuffer, transferBufferMDL, link)      \
{                                                                                              \
            (urb)->UrbHeader.Function =  (op);                                                 \
            (urb)->UrbHeader.Length = sizeof(struct _URB_CONTROL_GET_STATUS_REQUEST);          \
            (urb)->UrbControlGetStatusRequest.TransferBufferLength = sizeof(USHORT);           \
            (urb)->UrbControlGetStatusRequest.TransferBufferMDL = (transferBufferMDL);         \
            (urb)->UrbControlGetStatusRequest.TransferBuffer = (transferBuffer);               \
            (urb)->UrbControlGetStatusRequest.Index = (index);                                 \
            (urb)->UrbControlGetStatusRequest.UrbLink = (link);                                \
}


#define UsbBuildFeatureRequest(urb, op, featureSelector, index, link)              \
{                                                                                  \
            (urb)->UrbHeader.Function =  (op);                                     \
            (urb)->UrbHeader.Length = sizeof(struct _URB_CONTROL_FEATURE_REQUEST); \
            (urb)->UrbControlFeatureRequest.FeatureSelector = (featureSelector);   \
            (urb)->UrbControlFeatureRequest.Index = (index);                       \
            (urb)->UrbControlFeatureRequest.UrbLink = (link);                      \
}

#define UsbBuildSelectConfigurationRequest(urb, length, configurationDescriptor)               \
{                                                                                              \
            (urb)->UrbHeader.Function =  URB_FUNCTION_SELECT_CONFIGURATION;                    \
            (urb)->UrbHeader.Length = (length);                                                \
            (urb)->UrbSelectConfiguration.ConfigurationDescriptor = (configurationDescriptor); \
}

#define UsbBuildSelectInterfaceRequest(urb, length, configurationHandle, interfaceNumber, alternateSetting)                         \
{                                                                                                                                   \
            (urb)->UrbHeader.Function =  URB_FUNCTION_SELECT_INTERFACE;                                                             \
            (urb)->UrbHeader.Length = (length);                                                                                     \
            (urb)->UrbSelectInterface.Interface.AlternateSetting = (alternateSetting);                                              \
            (urb)->UrbSelectInterface.Interface.InterfaceNumber = (interfaceNumber);                                                \
            (urb)->UrbSelectInterface.Interface.Length = (length - sizeof(struct _URB_HEADER) - sizeof(USBD_CONFIGURATION_HANDLE)); \
            (urb)->UrbSelectInterface.ConfigurationHandle = (configurationHandle);                                                  \
}

#define UsbBuildVendorRequest(urb, cmd, length, transferFlags, reservedbits, request, value, index, transferBuffer, transferBufferMDL, transferBufferLength, link) \
{                                                                                              \
            (urb)->UrbHeader.Function =  cmd;                                                  \
            (urb)->UrbHeader.Length = (length);                                                \
            (urb)->UrbControlVendorClassRequest.TransferBufferLength = (transferBufferLength); \
            (urb)->UrbControlVendorClassRequest.TransferBufferMDL = (transferBufferMDL);       \
            (urb)->UrbControlVendorClassRequest.TransferBuffer = (transferBuffer);             \
            (urb)->UrbControlVendorClassRequest.RequestTypeReservedBits = (reservedbits);      \
            (urb)->UrbControlVendorClassRequest.Request = (request);                           \
            (urb)->UrbControlVendorClassRequest.Value = (value);                               \
            (urb)->UrbControlVendorClassRequest.Index = (index);                               \
            (urb)->UrbControlVendorClassRequest.TransferFlags = (transferFlags);               \
            (urb)->UrbControlVendorClassRequest.UrbLink = (link);                              \
}

#if (NTDDI_VERSION >= NTDDI_WINXP)

#define UsbBuildOsFeatureDescriptorRequest(urb, length, interface, index, transferBuffer, transferBufferMDL, transferBufferLength, link)  \
{                                                                                               \
            (urb)->UrbHeader.Function = URB_FUNCTION_GET_MS_FEATURE_DESCRIPTOR;                 \
            (urb)->UrbHeader.Length = (length);                                                 \
            (urb)->UrbOSFeatureDescriptorRequest.TransferBufferLength = (transferBufferLength); \
            (urb)->UrbOSFeatureDescriptorRequest.TransferBufferMDL = (transferBufferMDL);       \
            (urb)->UrbOSFeatureDescriptorRequest.TransferBuffer = (transferBuffer);             \
            (urb)->UrbOSFeatureDescriptorRequest.InterfaceNumber = (interface);                 \
            (urb)->UrbOSFeatureDescriptorRequest.MS_FeatureDescriptorIndex = (index);           \
            (urb)->UrbOSFeatureDescriptorRequest.UrbLink = (link);                              \
}

#endif

#define URB_STATUS(urb)                                              ((urb)->UrbHeader.Status)

#define GET_SELECT_CONFIGURATION_REQUEST_SIZE(totalInterfaces, totalPipes)          \
            (sizeof(struct _URB_SELECT_CONFIGURATION) +                             \
                ((totalInterfaces-1) * sizeof(USBD_INTERFACE_INFORMATION)) +        \
                ((totalPipes-totalInterfaces)*sizeof(USBD_PIPE_INFORMATION)))

#define GET_SELECT_INTERFACE_REQUEST_SIZE(totalPipes)                               \
            (sizeof(struct _URB_SELECT_INTERFACE) +                                 \
             ((totalPipes-1)*sizeof(USBD_PIPE_INFORMATION)))

#define GET_USBD_INTERFACE_SIZE(numEndpoints) (sizeof(USBD_INTERFACE_INFORMATION) + \
                        (sizeof(USBD_PIPE_INFORMATION)*(numEndpoints))              \
                         - sizeof(USBD_PIPE_INFORMATION))

#define  GET_ISO_URB_SIZE(n) (sizeof(struct _URB_ISOCH_TRANSFER)+                   \
        sizeof(USBD_ISO_PACKET_DESCRIPTOR)*n)


#ifndef _USBD_

DECLSPEC_IMPORT
VOID
NTAPI
USBD_GetUSBDIVersion(
    OUT PUSBD_VERSION_INFORMATION VersionInformation
);


DECLSPEC_IMPORT
PUSB_INTERFACE_DESCRIPTOR
NTAPI
USBD_ParseConfigurationDescriptor(
    IN PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor,
    IN UCHAR InterfaceNumber,
    IN UCHAR AlternateSetting
);

DECLSPEC_IMPORT
PURB
NTAPI
USBD_CreateConfigurationRequest(
    IN  PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor,
    OUT PUSHORT Siz
);

DECLSPEC_IMPORT
PUSB_COMMON_DESCRIPTOR
NTAPI
USBD_ParseDescriptors(
    IN PVOID DescriptorBuffer,
    IN ULONG TotalLength,
    IN PVOID StartPosition,
    IN LONG DescriptorType
);

DECLSPEC_IMPORT
PUSB_INTERFACE_DESCRIPTOR
NTAPI
USBD_ParseConfigurationDescriptorEx(
    IN PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor,
    IN PVOID StartPosition,
    IN LONG InterfaceNumber,
    IN LONG AlternateSetting,
    IN LONG InterfaceClass,
    IN LONG InterfaceSubClass,
    IN LONG InterfaceProtocol
);

DECLSPEC_IMPORT
PURB
NTAPI
USBD_CreateConfigurationRequestEx(
    IN PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor,
    IN PUSBD_INTERFACE_LIST_ENTRY InterfaceList
);


DECLSPEC_IMPORT
ULONG
NTAPI
USBD_GetInterfaceLength(
    IN PUSB_INTERFACE_DESCRIPTOR InterfaceDescriptor,
    IN PUCHAR BufferEnd
);

DECLSPEC_IMPORT
VOID
NTAPI
USBD_RegisterHcFilter(
    IN PDEVICE_OBJECT DeviceObject,
    IN PDEVICE_OBJECT FilterDeviceObject
);



DECLSPEC_IMPORT
NTSTATUS
NTAPI
USBD_GetPdoRegistryParameter(
    IN PDEVICE_OBJECT PhysicalDeviceObject,
    IN PVOID Parameter,
    IN ULONG ParameterLength,
    IN PWSTR KeyName,
    IN ULONG KeyNameLength
);

DECLSPEC_IMPORT
NTSTATUS
NTAPI
USBD_QueryBusTime(
    IN PDEVICE_OBJECT RootHubPdo,
    OUT PULONG CurrentFrame
);

#if (NTDDI_VERSION >= NTDDI_WINXP)

DECLSPEC_IMPORT
ULONG
NTAPI
USBD_CalculateUsbBandwidth(
    IN ULONG MaxPacketSize,
    IN UCHAR EndpointType,
    IN BOOLEAN LowSpeed
);

#endif

#if (NTDDI_VERSION >= NTDDI_VISTA)

DECLSPEC_IMPORT
USBD_STATUS
NTAPI
USBD_ValidateConfigurationDescriptor(
    IN PUSB_CONFIGURATION_DESCRIPTOR ConfigDesc,
    IN ULONG BufferLength,
    IN USHORT Level,
    OUT PUCHAR *Offset,
    IN ULONG Tag
);


#endif

#endif

#endif