From 4b6d4d065b0fa12000ed1f7c4aecb18bae5c269d Mon Sep 17 00:00:00 2001
From: Hartmut Birr <osexpert@googlemail.com>
Date: Mon, 9 Sep 2002 17:27:14 +0000
Subject: [PATCH] Added CdfsCleanup.

svn path=/trunk/; revision=3480
---
 reactos/drivers/fs/cdfs/cdfs.c    |   3 +-
 reactos/drivers/fs/cdfs/cdfs.h    |   4 ++
 reactos/drivers/fs/cdfs/cleanup.c | 104 ++++++++++++++++++++++++++++++
 reactos/drivers/fs/cdfs/makefile  |   4 +-
 4 files changed, 112 insertions(+), 3 deletions(-)
 create mode 100644 reactos/drivers/fs/cdfs/cleanup.c

diff --git a/reactos/drivers/fs/cdfs/cdfs.c b/reactos/drivers/fs/cdfs/cdfs.c
index b4ce78694dd..845a91b4330 100644
--- a/reactos/drivers/fs/cdfs/cdfs.c
+++ b/reactos/drivers/fs/cdfs/cdfs.c
@@ -16,7 +16,7 @@
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
-/* $Id: cdfs.c,v 1.6 2002/08/20 20:37:06 hyperion Exp $
+/* $Id: cdfs.c,v 1.7 2002/09/09 17:27:14 hbirr Exp $
  *
  * COPYRIGHT:        See COPYING in the top level directory
  * PROJECT:          ReactOS kernel
@@ -82,6 +82,7 @@ DriverEntry(PDRIVER_OBJECT DriverObject,
   /* Initialize driver data */
   DeviceObject->Flags = DO_DIRECT_IO;
   DriverObject->MajorFunction[IRP_MJ_CLOSE] = CdfsClose;
+  DriverObject->MajorFunction[IRP_MJ_CLEANUP] = CdfsCleanup;
   DriverObject->MajorFunction[IRP_MJ_CREATE] = CdfsCreate;
   DriverObject->MajorFunction[IRP_MJ_READ] = CdfsRead;
   DriverObject->MajorFunction[IRP_MJ_WRITE] = CdfsWrite;
diff --git a/reactos/drivers/fs/cdfs/cdfs.h b/reactos/drivers/fs/cdfs/cdfs.h
index 11487f90072..ed63ca51d0f 100644
--- a/reactos/drivers/fs/cdfs/cdfs.h
+++ b/reactos/drivers/fs/cdfs/cdfs.h
@@ -227,7 +227,11 @@ CdfsReadSectors(IN PDEVICE_OBJECT DeviceObject,
 int CdfsStrcmpi( wchar_t *str1, wchar_t *str2 );
 void CdfsWstrcpy( wchar_t *str1, wchar_t *str2, int max );
 
+/* cleanup.c */
 
+NTSTATUS STDCALL
+CdfsCleanup(PDEVICE_OBJECT DeviceObject,
+	    PIRP Irp);
 
 /* close.c */
 
diff --git a/reactos/drivers/fs/cdfs/cleanup.c b/reactos/drivers/fs/cdfs/cleanup.c
new file mode 100644
index 00000000000..3a23a0c8b74
--- /dev/null
+++ b/reactos/drivers/fs/cdfs/cleanup.c
@@ -0,0 +1,104 @@
+/*
+ *  ReactOS kernel
+ *  Copyright (C) 2002 ReactOS Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+/* $Id: cleanup.c,v 1.1 2002/09/09 17:27:14 hbirr Exp $
+ *
+ * COPYRIGHT:        See COPYING in the top level directory
+ * PROJECT:          ReactOS kernel
+ * FILE:             services/fs/cdfs/cleanup.c
+ * PURPOSE:          CDROM (ISO 9660) filesystem driver
+ * PROGRAMMER:       Hartmut Birr
+ * UPDATE HISTORY: 
+ */
+
+/* INCLUDES *****************************************************************/
+
+#include <ddk/ntddk.h>
+
+#define NDEBUG
+#include <debug.h>
+
+#include "cdfs.h"
+
+
+/* FUNCTIONS ****************************************************************/
+
+static NTSTATUS
+CdfsCleanupFile(PDEVICE_EXTENSION DeviceExt,
+	      PFILE_OBJECT FileObject)
+/*
+ * FUNCTION: Cleans up after a file has been closed.
+ */
+{
+  PCCB Ccb;
+
+  DPRINT("CdfsCleanupFile(DeviceExt %x, FileObject %x)\n",
+	 DeviceExt,
+	 FileObject);
+
+
+  Ccb = (PCCB) (FileObject->FsContext2);
+  if (Ccb == NULL)
+    {
+      return  STATUS_SUCCESS;
+    }
+
+  /* Uninitialize the file cache. */
+  CcRosReleaseFileCache (FileObject, Ccb->Fcb->RFCB.Bcb);
+ 
+  return STATUS_SUCCESS;
+}
+
+NTSTATUS STDCALL
+CdfsCleanup(PDEVICE_OBJECT DeviceObject,
+	  PIRP Irp)
+{
+  PDEVICE_EXTENSION DeviceExtension;
+  PIO_STACK_LOCATION Stack;
+  PFILE_OBJECT FileObject;
+  NTSTATUS Status;
+
+  DPRINT("CdfsCleanup() called\n");
+
+  if (DeviceObject == CdfsGlobalData->DeviceObject)
+    {
+      DPRINT("Closing file system\n");
+      Status = STATUS_SUCCESS;
+      goto ByeBye;
+    }
+
+  Stack = IoGetCurrentIrpStackLocation(Irp);
+  FileObject = Stack->FileObject;
+  DeviceExtension = DeviceObject->DeviceExtension;
+
+  ExAcquireResourceExclusiveLite(&DeviceExtension->DirResource, TRUE);
+
+  Status = CdfsCleanupFile(DeviceExtension, FileObject);
+
+  ExReleaseResourceLite(&DeviceExtension->DirResource);
+
+
+ByeBye:
+  Irp->IoStatus.Status = Status;
+  Irp->IoStatus.Information = 0;
+
+  IoCompleteRequest(Irp, IO_NO_INCREMENT);
+  return(Status);
+}
+
+/* EOF */
\ No newline at end of file
diff --git a/reactos/drivers/fs/cdfs/makefile b/reactos/drivers/fs/cdfs/makefile
index 410d3018192..6a9423b4cfc 100644
--- a/reactos/drivers/fs/cdfs/makefile
+++ b/reactos/drivers/fs/cdfs/makefile
@@ -1,4 +1,4 @@
-# $Id: makefile,v 1.3 2002/05/01 13:15:42 ekohl Exp $
+# $Id: makefile,v 1.4 2002/09/09 17:27:14 hbirr Exp $
 
 PATH_TO_TOP = ../../..
 
@@ -7,7 +7,7 @@ TARGET_TYPE = driver
 TARGET_NAME = cdfs
 
 TARGET_OBJECTS = $(TARGET_NAME).o close.o common.o create.o dirctl.o \
-                 fcb.o finfo.o fsctl.o misc.o rw.o volinfo.o
+                 fcb.o finfo.o fsctl.o misc.o rw.o volinfo.o cleanup.o
 
 include $(PATH_TO_TOP)/rules.mak