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75 lines
1.7 KiB
C
75 lines
1.7 KiB
C
/*
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* PROJECT: ReactOS Named Pipe FileSystem
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* LICENSE: BSD - See COPYING.ARM in the top level directory
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* FILE: drivers/filesystems/npfs/close.c
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* PURPOSE: Pipes Closing
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* PROGRAMMERS: ReactOS Portable Systems Group
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*/
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/* INCLUDES *******************************************************************/
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#include "npfs.h"
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// File ID number for NPFS bugchecking support
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#define NPFS_BUGCHECK_FILE_ID (NPFS_BUGCHECK_CLOSE)
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/* FUNCTIONS ******************************************************************/
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NTSTATUS
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NTAPI
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NpCommonClose(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp)
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{
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PIO_STACK_LOCATION IoStack;
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NODE_TYPE_CODE NodeTypeCode;
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LIST_ENTRY DeferredList;
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PNP_FCB Fcb;
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PNP_CCB Ccb;
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ULONG NamedPipeEnd;
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PAGED_CODE();
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IoStack = IoGetCurrentIrpStackLocation(Irp);
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InitializeListHead(&DeferredList);
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NpAcquireExclusiveVcb();
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NodeTypeCode = NpDecodeFileObject(IoStack->FileObject,
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(PVOID*)&Fcb,
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&Ccb,
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&NamedPipeEnd);
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if (NodeTypeCode == NPFS_NTC_ROOT_DCB)
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{
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--Fcb->CurrentInstances;
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NpDeleteCcb(Ccb, &DeferredList);
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}
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else if (NodeTypeCode == NPFS_NTC_VCB)
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{
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--NpVcb->ReferenceCount;
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}
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NpReleaseVcb();
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NpCompleteDeferredIrps(&DeferredList);
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Irp->IoStatus.Status = STATUS_SUCCESS;
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IoCompleteRequest(Irp, IO_NAMED_PIPE_INCREMENT);
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return STATUS_SUCCESS;
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}
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NTSTATUS
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NTAPI
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NpFsdClose(IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp)
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{
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NTSTATUS Status;
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PAGED_CODE();
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FsRtlEnterFileSystem();
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Status = NpCommonClose(DeviceObject, Irp);
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FsRtlExitFileSystem();
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return Status;
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}
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/* EOF */
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