4502149f68e52fa81433637704fbc8962b3ec7c7
[reactos.git] / reactos / drivers / filesystems / ntfs / close.c
1 /*
2 * ReactOS kernel
3 * Copyright (C) 2002 ReactOS Team
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
18 *
19 * COPYRIGHT: See COPYING in the top level directory
20 * PROJECT: ReactOS kernel
21 * FILE: drivers/filesystem/ntfs/close.c
22 * PURPOSE: NTFS filesystem driver
23 * PROGRAMMER: Art Yerkes
24 * UPDATE HISTORY:
25 */
26
27 /* INCLUDES *****************************************************************/
28
29 #include "ntfs.h"
30
31 #define NDEBUG
32 #include <debug.h>
33
34 /* FUNCTIONS ****************************************************************/
35
36 /*
37 * FUNCTION: Closes a file
38 */
39 NTSTATUS
40 NtfsCloseFile(PDEVICE_EXTENSION DeviceExt,
41 PFILE_OBJECT FileObject)
42 {
43 PNTFS_CCB Ccb;
44 PNTFS_FCB Fcb;
45
46 DPRINT("NtfsCloseFile(DeviceExt %p, FileObject %p)\n",
47 DeviceExt,
48 FileObject);
49
50 Ccb = (PNTFS_CCB)(FileObject->FsContext2);
51 Fcb = (PNTFS_FCB)(FileObject->FsContext);
52
53 DPRINT("Ccb %p\n", Ccb);
54 if (Ccb == NULL)
55 {
56 return STATUS_SUCCESS;
57 }
58
59 FileObject->FsContext2 = NULL;
60 FileObject->FsContext = NULL;
61 FileObject->SectionObjectPointer = NULL;
62
63 if (FileObject->FileName.Buffer)
64 {
65 // This a FO, that was created outside from FSD.
66 // Some FO's are created with IoCreateStreamFileObject() insid from FSD.
67 // This FO's don't have a FileName.
68 NtfsReleaseFCB(DeviceExt, Fcb);
69 }
70
71 if (Ccb->DirectorySearchPattern)
72 {
73 ExFreePool(Ccb->DirectorySearchPattern);
74 }
75
76 ExFreePool(Ccb);
77
78 return STATUS_SUCCESS;
79 }
80
81
82 NTSTATUS
83 NtfsClose(PNTFS_IRP_CONTEXT IrpContext)
84 {
85 PDEVICE_EXTENSION DeviceExtension;
86 PFILE_OBJECT FileObject;
87 NTSTATUS Status;
88 PDEVICE_OBJECT DeviceObject;
89
90 DPRINT("NtfsClose() called\n");
91
92 DeviceObject = IrpContext->DeviceObject;
93 if (DeviceObject == NtfsGlobalData->DeviceObject)
94 {
95 DPRINT("Closing file system\n");
96 IrpContext->Irp->IoStatus.Information = 0;
97 return STATUS_SUCCESS;
98 }
99
100 FileObject = IrpContext->FileObject;
101 DeviceExtension = DeviceObject->DeviceExtension;
102
103 Status = NtfsCloseFile(DeviceExtension, FileObject);
104
105 IrpContext->Irp->IoStatus.Information = 0;
106 return Status;
107 }
108
109 /* EOF */