reactos/drivers/filesystems/npfs/cleanup.c

79 lines
1.9 KiB
C

/*
* PROJECT: ReactOS Named Pipe FileSystem
* LICENSE: BSD - See COPYING.ARM in the top level directory
* FILE: drivers/filesystems/npfs/cleanup.c
* PURPOSE: Pipes Cleanup
* PROGRAMMERS: ReactOS Portable Systems Group
*/
/* INCLUDES *******************************************************************/
#include "npfs.h"
// File ID number for NPFS bugchecking support
#define NPFS_BUGCHECK_FILE_ID (NPFS_BUGCHECK_CLEANUP)
/* FUNCTIONS ******************************************************************/
NTSTATUS
NTAPI
NpCommonCleanup(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
PIO_STACK_LOCATION IoStack;
NODE_TYPE_CODE NodeTypeCode;
LIST_ENTRY DeferredList;
PNP_FCB Fcb;
PNP_CCB Ccb;
ULONG NamedPipeEnd;
PAGED_CODE();
IoStack = IoGetCurrentIrpStackLocation(Irp);
InitializeListHead(&DeferredList);
NpAcquireExclusiveVcb();
NodeTypeCode = NpDecodeFileObject(IoStack->FileObject,
(PVOID*)&Fcb,
&Ccb,
&NamedPipeEnd);
if (NodeTypeCode == NPFS_NTC_CCB)
{
if (NamedPipeEnd == FILE_PIPE_SERVER_END)
{
ASSERT(Ccb->Fcb->ServerOpenCount != 0);
--Ccb->Fcb->ServerOpenCount;
}
NpSetClosingPipeState(Ccb, Irp, NamedPipeEnd, &DeferredList);
}
NpReleaseVcb();
NpCompleteDeferredIrps(&DeferredList);
return STATUS_SUCCESS;
}
NTSTATUS
NTAPI
NpFsdCleanup(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
NTSTATUS Status;
PAGED_CODE();
FsRtlEnterFileSystem();
Status = NpCommonCleanup(DeviceObject, Irp);
FsRtlExitFileSystem();
if (Status != STATUS_PENDING)
{
Irp->IoStatus.Status = Status;
IoCompleteRequest(Irp, IO_NAMED_PIPE_INCREMENT);
}
return Status;
}
/* EOF */