202 lines
4 KiB
C
202 lines
4 KiB
C
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/*++
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Copyright (c) 1996-1998 Microsoft Corporation
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Module Name:
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newdisks.h
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Abstract:
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Definitions exported by newdisks.c
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and used by disks.c
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Author:
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Gor Nishanov (GorN) 31-July-1998
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Revision History:
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--*/
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DWORD
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DisksOnlineThread(
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IN PCLUS_WORKER Worker,
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IN PDISK_RESOURCE ResourceEntry
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);
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/*++
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Routine Description:
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Brings a disk resource online.
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Arguments:
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Worker - Supplies the cluster worker context
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ResourceEntry - A pointer to the DISK_RESOURCE block for this resource.
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Returns:
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ERROR_SUCCESS if successful.
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Win32 error code on failure.
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--*/
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DWORD
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DisksOpenResourceFileHandle(
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IN PDISK_RESOURCE ResourceEntry,
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IN PWCHAR InfoString,
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OUT PHANDLE fileHandle OPTIONAL
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);
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/*++
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Routine Description:
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Open a file handle for the resource.
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It performs the following steps:
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1. Read Disk signature from cluster registry
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2. Attaches clusdisk driver to a disk with this signature
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3. Gets Harddrive no from ClusDisk driver registry
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4. Opens \\.\PhysicalDrive%d device and returns open handle
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Arguments:
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ResourceEntry - A pointer to the DISK_RESOURCE block for this resource.
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InfoString - Supplies a label to be printed with error messages
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fileHandle - receives file handle
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Returns:
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ERROR_SUCCESS if successful.
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Win32 error code on failure.
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--*/
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enum {
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OFFLINE = FALSE,
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TERMINATE = TRUE
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};
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DWORD
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DisksOfflineOrTerminate(
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IN PDISK_RESOURCE ResourceEntry,
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IN BOOL Terminate
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);
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/*++
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Routine Description:
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Used by DisksOffline and DisksTerminate.
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Routine performs the following steps:
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1. ClusWorkerTerminate (Terminate only)
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2. Then For all of the partitions on the drive...
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a. Flush the file buffers. (Offline only)
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b. Lock the volume to purge all in memory contents of the volume. (Offline only)
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c. Dismount the volume
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3. Removes default network shares (C$, F$, etc)
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Arguments:
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ResourceEntry - A pointer to the DISK_RESOURCE block for this resource.
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Terminate - Set it to TRUE to cause Termination Behavior
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Returns:
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ERROR_SUCCESS if successful.
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Win32 error code on failure.
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--*/
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enum {
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MOUNTIE_VALID = 0x1,
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MOUNTIE_THREAD = 0x2,
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MOUNTIE_QUIET = 0x4,
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};
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DWORD
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DiskspSsyncDiskInfo(
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IN PWCHAR InfoLabel,
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IN PDISK_RESOURCE ResourceEntry,
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IN DWORD Options
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);
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/*++
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Routine Description:
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Restores the disk registry information
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if necessary.
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Arguments:
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InfoLabel - Supplies a label to be printed with error messages
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ResourceEntry - Supplies the disk resource structure.
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Options - 0 or combination of the following:
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MOUNTIE_VALID: ResourceEntry contains up to date MountieInfo.
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If this flag is not set, MountieInfo will be recomputed
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MOUNTIE_THREAD: If ERROR_SHARING_PAUSED prevents updating cluster registry,
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launch a thread to do it later
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MOUNTIE_QUIET: Quiet mode. Less noise in logs.
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Return Value:
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ERROR_SUCCESS if successful
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Win32 error code otherwise
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--*/
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DWORD
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DisksIsVolumeDirty(
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IN PWCHAR DeviceName,
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IN PDISK_RESOURCE ResourceEntry,
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OUT PBOOL Dirty
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);
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DWORD
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DiskspCheckPath(
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IN LPWSTR VolumeName,
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IN PDISK_RESOURCE ResourceEntry,
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IN BOOL OpenFiles,
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IN BOOL LogFileNotFound
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);
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/////////////////////////////////////////////////////////////////
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//
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// Import the following from disks.c
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//
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extern CRITICAL_SECTION DisksLock;
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extern RESUTIL_PROPERTY_ITEM DiskResourcePrivateProperties[];
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extern HANDLE DisksTerminateEvent;
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extern LIST_ENTRY DisksListHead;
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extern PWCHAR DEVICE_HARDDISK_PARTITION_FMT; // L"\\Device\\Harddisk%u\\Partition%u";
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DWORD
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DisksFixCorruption(
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IN PWCHAR VolumeName,
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IN PDISK_RESOURCE ResourceEntry,
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IN DWORD CorruptStatus
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);
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