79ef82c93267532d69badd018294ff5ba7b624ea
[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 DeviceExt->OpenHandleCount--;
63
64 if (FileObject->FileName.Buffer)
65 {
66 // This a FO, that was created outside from FSD.
67 // Some FO's are created with IoCreateStreamFileObject() insid from FSD.
68 // This FO's don't have a FileName.
69 NtfsReleaseFCB(DeviceExt, Fcb);
70 }
71
72 if (Ccb->DirectorySearchPattern)
73 {
74 ExFreePool(Ccb->DirectorySearchPattern);
75 }
76
77 ExFreePool(Ccb);
78
79 return STATUS_SUCCESS;
80 }
81
82
83 NTSTATUS
84 NtfsClose(PNTFS_IRP_CONTEXT IrpContext)
85 {
86 PDEVICE_EXTENSION DeviceExtension;
87 PFILE_OBJECT FileObject;
88 NTSTATUS Status;
89 PDEVICE_OBJECT DeviceObject;
90
91 DPRINT("NtfsClose() called\n");
92
93 DeviceObject = IrpContext->DeviceObject;
94 if (DeviceObject == NtfsGlobalData->DeviceObject)
95 {
96 DPRINT("Closing file system\n");
97 IrpContext->Irp->IoStatus.Information = 0;
98 return STATUS_SUCCESS;
99 }
100
101 FileObject = IrpContext->FileObject;
102 DeviceExtension = DeviceObject->DeviceExtension;
103
104 Status = NtfsCloseFile(DeviceExtension, FileObject);
105
106 IrpContext->Irp->IoStatus.Information = 0;
107 return Status;
108 }
109
110 /* EOF */