windows-xp/Source/XPSP1/NT/published/ddk/inc/mountdev.h

/*++

Copyright (c) 1997  Microsoft Corporation

Module Name:

    mountdev.h

Abstract:

    This file defines the private interfaces between the mount point manager
    and the mounted devices.

Author:

    norbertk

Revision History:

--*/

#ifndef _MOUNTDEV_
#define _MOUNTDEV_

#include <mountmgr.h>

#define IOCTL_MOUNTDEV_QUERY_UNIQUE_ID              CTL_CODE(MOUNTDEVCONTROLTYPE, 0, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY      CTL_CODE(MOUNTDEVCONTROLTYPE, 1, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_MOUNTDEV_QUERY_SUGGESTED_LINK_NAME    CTL_CODE(MOUNTDEVCONTROLTYPE, 3, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_MOUNTDEV_LINK_CREATED                 CTL_CODE(MOUNTDEVCONTROLTYPE, 4, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_MOUNTDEV_LINK_DELETED                 CTL_CODE(MOUNTDEVCONTROLTYPE, 5, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_MOUNTDEV_QUERY_STABLE_GUID            CTL_CODE(MOUNTDEVCONTROLTYPE, 6, METHOD_BUFFERED, FILE_ANY_ACCESS)

//
// Output structure for IOCTL_MOUNTDEV_QUERY_UNIQUE_ID.
// Input structure for IOCTL_MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY.
//

typedef struct _MOUNTDEV_UNIQUE_ID {
    USHORT  UniqueIdLength;
    UCHAR   UniqueId[1];
} MOUNTDEV_UNIQUE_ID, *PMOUNTDEV_UNIQUE_ID;

//
// Output structure for IOCTL_MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY.
//

typedef struct _MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY_OUTPUT {
    ULONG   Size;
    USHORT  OldUniqueIdOffset;
    USHORT  OldUniqueIdLength;
    USHORT  NewUniqueIdOffset;
    USHORT  NewUniqueIdLength;
} MOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY_OUTPUT, *PMOUNTDEV_UNIQUE_ID_CHANGE_NOTIFY_OUTPUT;

//
// MOUNTDEV_NAME
//
// Input structure for IOCTL_MOUNTDEV_LINK_CREATED.
// Input structure for IOCTL_MOUNTDEV_LINK_DELETED.
//

//
// Output structure for IOCTL_MOUNTDEV_QUERY_SUGGESTED_LINK_NAME
//

typedef struct _MOUNTDEV_SUGGESTED_LINK_NAME {
    BOOLEAN UseOnlyIfThereAreNoOtherLinks;
    USHORT  NameLength;
    WCHAR   Name[1];
} MOUNTDEV_SUGGESTED_LINK_NAME, *PMOUNTDEV_SUGGESTED_LINK_NAME;

//
// Output structure for IOCTL_MOUNTDEV_QUERY_STABLE_GUID.
//

typedef struct _MOUNTDEV_STABLE_GUID {
    GUID    StableGuid;
} MOUNTDEV_STABLE_GUID, *PMOUNTDEV_STABLE_GUID;

#endif