mirror of
https://github.com/reactos/reactos.git
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121 lines
3.2 KiB
C
121 lines
3.2 KiB
C
/*
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* COPYRIGHT: GNU GENERAL PUBLIC LICENSE VERSION 2
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* PROJECT: ReiserFs file system driver for Windows NT/2000/XP/Vista.
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* FILE: shutdown.c
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* PURPOSE:
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* PROGRAMMER: Mark Piper, Matt Wu, Bo Brantén.
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* HOMEPAGE:
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* UPDATE HISTORY:
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*/
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/* INCLUDES *****************************************************************/
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#include "rfsd.h"
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/* GLOBALS ***************************************************************/
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extern PRFSD_GLOBAL RfsdGlobal;
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/* DEFINITIONS *************************************************************/
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#ifdef ALLOC_PRAGMA
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#pragma alloc_text(PAGE, RfsdShutDown)
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#endif
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__drv_mustHoldCriticalRegion
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NTSTATUS
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RfsdShutDown (IN PRFSD_IRP_CONTEXT IrpContext)
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{
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NTSTATUS Status;
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#ifndef __REACTOS__
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PKEVENT Event;
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#endif
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PIRP Irp;
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PIO_STACK_LOCATION IrpSp;
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PRFSD_VCB Vcb;
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PLIST_ENTRY ListEntry;
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BOOLEAN GlobalResourceAcquired = FALSE;
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PAGED_CODE();
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_SEH2_TRY {
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ASSERT(IrpContext);
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ASSERT((IrpContext->Identifier.Type == RFSDICX) &&
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(IrpContext->Identifier.Size == sizeof(RFSD_IRP_CONTEXT)));
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Status = STATUS_SUCCESS;
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Irp = IrpContext->Irp;
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IrpSp = IoGetCurrentIrpStackLocation(Irp);
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#ifdef _MSC_VER
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#pragma prefast( suppress: 28137, "by design" )
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#endif
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if (!ExAcquireResourceExclusiveLite(
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&RfsdGlobal->Resource,
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IrpContext->IsSynchronous )) {
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Status = STATUS_PENDING;
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_SEH2_LEAVE;
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}
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GlobalResourceAcquired = TRUE;
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#ifndef __REACTOS__
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Event = ExAllocatePoolWithTag(NonPagedPool, sizeof(KEVENT), RFSD_POOL_TAG);
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KeInitializeEvent(Event, NotificationEvent, FALSE );
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#endif
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for (ListEntry = RfsdGlobal->VcbList.Flink;
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ListEntry != &(RfsdGlobal->VcbList);
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ListEntry = ListEntry->Flink ) {
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Vcb = CONTAINING_RECORD(ListEntry, RFSD_VCB, Next);
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if (ExAcquireResourceExclusiveLite(
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&Vcb->MainResource,
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TRUE )) {
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Status = RfsdFlushFiles(Vcb, TRUE);
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if(!NT_SUCCESS(Status)) {
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DbgBreak();
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}
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Status = RfsdFlushVolume(Vcb, TRUE);
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if(!NT_SUCCESS(Status)) {
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DbgBreak();
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}
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RfsdDiskShutDown(Vcb);
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ExReleaseResourceForThreadLite(
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&Vcb->MainResource,
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ExGetCurrentResourceThread());
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}
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}
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/*
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IoUnregisterFileSystem(RfsdGlobal->DeviceObject);
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*/
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} _SEH2_FINALLY {
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if (GlobalResourceAcquired) {
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ExReleaseResourceForThreadLite(
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&RfsdGlobal->Resource,
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ExGetCurrentResourceThread() );
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}
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if (!IrpContext->ExceptionInProgress) {
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if (Status == STATUS_PENDING) {
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RfsdQueueRequest(IrpContext);
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} else {
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RfsdCompleteIrpContext(IrpContext, Status);
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}
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}
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} _SEH2_END;
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return Status;
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}
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