2 * Copyright (c) 2008, 2009, 2010, 2011 Kernel Drivers, LLC.
3 * Copyright (c) 2009, 2010, 2011 Your File System, Inc.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * - Redistributions of source code must retain the above copyright notice,
11 * this list of conditions and the following disclaimer.
12 * - Redistributions in binary form must reproduce the above copyright
14 * this list of conditions and the following disclaimer in the
16 * and/or other materials provided with the distribution.
17 * - Neither the names of Kernel Drivers, LLC and Your File System, Inc.
18 * nor the names of their contributors may be used to endorse or promote
19 * products derived from this software without specific prior written
20 * permission from Kernel Drivers, LLC and Your File System, Inc.
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
25 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
26 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
27 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
28 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
29 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
30 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
31 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
32 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 // File: AFSCleanup.cpp
39 #include "AFSCommon.h"
42 // Function: AFSCleanup
46 // This function is the IRP_MJ_CLEANUP dispatch handler
50 // A status is returned for the handling of this request
54 AFSCleanup( IN PDEVICE_OBJECT DeviceObject,
58 NTSTATUS ntStatus = STATUS_SUCCESS;
59 IO_STACK_LOCATION *pIrpSp = IoGetCurrentIrpStackLocation( Irp);
65 // Set some initial variables to make processing easier
68 if( DeviceObject == AFSDeviceObject)
71 if( FlagOn( (ULONG_PTR)pIrpSp->FileObject->FsContext, AFS_CONTROL_INSTANCE))
75 // This is the process which was registered for the callback pool so cleanup the pool
81 // And reset the Service PID
83 AFSDeregisterService();
87 if( FlagOn( (ULONG_PTR)pIrpSp->FileObject->FsContext, AFS_REDIRECTOR_INSTANCE))
91 // Close the redirector
97 AFSCompleteRequest( Irp,
100 try_return( ntStatus);
103 ntStatus = AFSCommonCleanup( DeviceObject,
110 __except( AFSExceptionFilter( __FUNCTION__, GetExceptionCode(), GetExceptionInformation()) )
115 "EXCEPTION - AFSCleanup\n"));
117 AFSDumpTraceFilesFnc();
124 AFSCommonCleanup( IN PDEVICE_OBJECT DeviceObject,
127 UNREFERENCED_PARAMETER(DeviceObject);
128 NTSTATUS ntStatus = STATUS_SUCCESS;
129 IO_STACK_LOCATION *pIrpSp = IoGetCurrentIrpStackLocation( Irp);
130 PFILE_OBJECT pFileObject = NULL;
131 AFSDeviceExt *pControlDeviceExt = (AFSDeviceExt *)AFSDeviceObject->DeviceExtension;
132 BOOLEAN bCompleteRequest = TRUE;
138 // Set some initial variables to make processing easier
141 pFileObject = pIrpSp->FileObject;
143 pFcb = (AFSFcb*) pIrpSp->FileObject->FsContext;
146 pFcb->Header.NodeTypeCode == AFS_REDIRECTOR_FCB)
153 try_return( ntStatus);
157 // Check the state of the library
160 ntStatus = AFSCheckLibraryState( Irp);
162 if( !NT_SUCCESS( ntStatus) ||
163 ntStatus == STATUS_PENDING)
166 if( ntStatus == STATUS_PENDING)
168 bCompleteRequest = FALSE;
171 try_return( ntStatus);
174 bCompleteRequest = FALSE;
176 IoSkipCurrentIrpStackLocation( Irp);
178 ntStatus = IoCallDriver( pControlDeviceExt->Specific.Control.LibraryDeviceObject,
182 // Indicate the library is done with the request
185 AFSClearLibraryRequest();
189 if( bCompleteRequest)
192 if( pFileObject != NULL)
196 // Setup the fileobject flags to indicate cleanup is complete.
199 SetFlag( pFileObject->Flags, FO_CLEANUP_COMPLETE);
203 // Complete the request
206 AFSCompleteRequest( Irp, ntStatus);