1 /* |
|
2 * Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: Active Object to dismount usb drives |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 #include <usb/usblogger.h> |
|
20 #include <usb/hostms/srverr.h> |
|
21 #include <usb/hostms/msmmpolicypluginbase.h> |
|
22 |
|
23 #include "msmmdismountusbdrives.h" |
|
24 #include "OstTraceDefinitions.h" |
|
25 #ifdef OST_TRACE_COMPILER_IN_USE |
|
26 #include "msmmdismountusbdrivesTraces.h" |
|
27 #endif |
|
28 |
|
29 |
|
30 const TInt KDismountTimeOut = 6000000; // 6 seconds |
|
31 |
|
32 |
|
33 CMsmmDismountUsbDrives::~CMsmmDismountUsbDrives() |
|
34 { |
|
35 OstTraceFunctionEntry0( CMSMMDISMOUNTUSBDRIVES_CMSMMDISMOUNTUSBDRIVES_DES_ENTRY ); |
|
36 |
|
37 Cancel(); |
|
38 delete iDismountTimer; |
|
39 iRFs.Close(); |
|
40 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_CMSMMDISMOUNTUSBDRIVES_DES_EXIT ); |
|
41 } |
|
42 |
|
43 /** |
|
44 * Symbian two phase constructor |
|
45 */ |
|
46 CMsmmDismountUsbDrives* CMsmmDismountUsbDrives::NewL() |
|
47 { |
|
48 OstTraceFunctionEntry0( CMSMMDISMOUNTUSBDRIVES_NEWL_ENTRY ); |
|
49 |
|
50 CMsmmDismountUsbDrives* self = CMsmmDismountUsbDrives::NewLC(); |
|
51 CleanupStack::Pop(self); |
|
52 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_NEWL_EXIT ); |
|
53 return self; |
|
54 } |
|
55 |
|
56 /** |
|
57 * Symbian two phase constructor. Object pushed to cleanup stack |
|
58 */ |
|
59 CMsmmDismountUsbDrives* CMsmmDismountUsbDrives::NewLC() |
|
60 { |
|
61 OstTraceFunctionEntry0( CMSMMDISMOUNTUSBDRIVES_NEWLC_ENTRY ); |
|
62 |
|
63 CMsmmDismountUsbDrives* self = new (ELeave) CMsmmDismountUsbDrives(); |
|
64 CleanupStack::PushL(self); |
|
65 self->ConstructL(); |
|
66 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_NEWLC_EXIT ); |
|
67 return self; |
|
68 } |
|
69 |
|
70 /** |
|
71 * Check the status of current dismount request and continue issuing next if no error |
|
72 */ |
|
73 void CMsmmDismountUsbDrives::RunL() |
|
74 { |
|
75 OstTraceFunctionEntry0( CMSMMDISMOUNTUSBDRIVES_RUNL_ENTRY ); |
|
76 |
|
77 iDismountTimer->CancelTimer(); |
|
78 |
|
79 // Indicates there has been an error dismounting a usb drive, report immediately to MSMM plugin and |
|
80 // abort the process |
|
81 if ( iStatus != KErrNone ) |
|
82 { |
|
83 CompleteDismountRequest( iStatus.Int() ); |
|
84 } |
|
85 // Indicates we have reached the end of all usb drives dismounting, in other words a success condition |
|
86 else if ( iDriveIndex == KMaxDrives ) |
|
87 { |
|
88 CompleteDismountRequest( KErrNone ); |
|
89 } |
|
90 // We still have more drives to traverse |
|
91 else if ( iDriveIndex < KMaxDrives ) |
|
92 { |
|
93 DoDismount(); |
|
94 } |
|
95 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_RUNL_EXIT ); |
|
96 } |
|
97 |
|
98 /** |
|
99 * Cancel pending notifier and those in queue |
|
100 */ |
|
101 void CMsmmDismountUsbDrives::DoCancel() |
|
102 { |
|
103 OstTraceFunctionEntry0( CMSMMDISMOUNTUSBDRIVES_DOCANCEL_ENTRY ); |
|
104 |
|
105 iRFs.NotifyDismountCancel(iStatus); |
|
106 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_DOCANCEL_EXIT ); |
|
107 } |
|
108 |
|
109 CMsmmDismountUsbDrives::CMsmmDismountUsbDrives() |
|
110 : CActive(EPriorityStandard) |
|
111 { |
|
112 OstTraceFunctionEntry0( CMSMMDISMOUNTUSBDRIVES_CMSMMDISMOUNTUSBDRIVES_ENTRY ); |
|
113 |
|
114 CActiveScheduler::Add(this); |
|
115 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_CMSMMDISMOUNTUSBDRIVES_EXIT ); |
|
116 } |
|
117 |
|
118 void CMsmmDismountUsbDrives::ConstructL() |
|
119 { |
|
120 OstTraceFunctionEntry0( CMSMMDISMOUNTUSBDRIVES_CONSTRUCTL_ENTRY ); |
|
121 |
|
122 User::LeaveIfError( iRFs.Connect()); |
|
123 iDismountTimer = CDismountTimer::NewL(this); |
|
124 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_CONSTRUCTL_EXIT ); |
|
125 } |
|
126 |
|
127 /** |
|
128 * Dismount usb drives |
|
129 */ |
|
130 void CMsmmDismountUsbDrives::DismountUsbDrives(CMsmmPolicyPluginBase& aPlugin, TUSBMSDeviceDescription& aDevice) |
|
131 { |
|
132 OstTraceFunctionEntry0( CMSMMDISMOUNTUSBDRIVES_DISMOUNTUSBDRIVES_ENTRY ); |
|
133 |
|
134 Cancel(); |
|
135 iPlugin = &aPlugin; |
|
136 TUSBMSDeviceDescription& device = iDevicePkgInfo(); |
|
137 device = aDevice; |
|
138 iDriveIndex = 0; |
|
139 iRFs.DriveList( iDriveList ); |
|
140 DoDismount(); |
|
141 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_DISMOUNTUSBDRIVES_EXIT ); |
|
142 } |
|
143 |
|
144 /** |
|
145 * Callback to CMsmmPolicyPluginBase with either success or failure message |
|
146 */ |
|
147 void CMsmmDismountUsbDrives::CompleteDismountRequest(const TInt aResult) |
|
148 { |
|
149 THostMsErrData data; |
|
150 if( aResult == KErrNone ) |
|
151 data.iError = EHostMsErrNone; |
|
152 else |
|
153 data.iError = EHostMsErrInUse; |
|
154 data.iE32Error = aResult; |
|
155 data.iManufacturerString = iDevicePkgInfo().iManufacturerString; |
|
156 data.iProductString = iDevicePkgInfo().iProductString; |
|
157 data.iDriveName = 0x0; |
|
158 |
|
159 TRAP_IGNORE(iPlugin->SendErrorNotificationL(data)); |
|
160 } |
|
161 |
|
162 /** |
|
163 * Dismount next usb drive |
|
164 */ |
|
165 void CMsmmDismountUsbDrives::DoDismount() |
|
166 { |
|
167 OstTraceFunctionEntry0( CMSMMDISMOUNTUSBDRIVES_DODISMOUNT_ENTRY ); |
|
168 |
|
169 TDriveInfo info; |
|
170 TInt err = KErrNone; |
|
171 for ( ; iDriveIndex < KMaxDrives; iDriveIndex++ ) |
|
172 { |
|
173 if ( iDriveList[iDriveIndex] ) |
|
174 { |
|
175 err = iRFs.Drive( info , iDriveIndex ); |
|
176 if ( info.iConnectionBusType == EConnectionBusUsb && |
|
177 info.iDriveAtt & KDriveAttExternal && |
|
178 err == KErrNone ) |
|
179 { |
|
180 OstTrace0( TRACE_NORMAL, CMSMMDISMOUNTUSBDRIVES_DODISMOUNT, |
|
181 "CMsmmDismountUsbDrives::DoDismount Dismount notify request" ); |
|
182 iRFs.NotifyDismount( iDriveIndex, iStatus, EFsDismountNotifyClients ); |
|
183 iDismountTimer->StartTimer(); |
|
184 SetActive(); |
|
185 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_DODISMOUNT_EXIT ); |
|
186 return; |
|
187 } |
|
188 } |
|
189 } |
|
190 // Indicates we have gone through all the drives and no more usb drives left to request dismount |
|
191 CompleteDismountRequest( KErrNone ); |
|
192 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_DODISMOUNT_EXIT_DUP1 ); |
|
193 } |
|
194 |
|
195 |
|
196 /** |
|
197 * Callback function from CDismountTimer after 6 seconds indicating a usb drive is not released by another process, report it as an error |
|
198 */ |
|
199 void CMsmmDismountUsbDrives::TimerExpired() |
|
200 { |
|
201 OstTraceFunctionEntry0( CMSMMDISMOUNTUSBDRIVES_TIMEREXPIRED_ENTRY ); |
|
202 |
|
203 Cancel(); |
|
204 iDismountTimer->CancelTimer(); |
|
205 CompleteDismountRequest( KErrInUse ); |
|
206 OstTraceFunctionExit0( CMSMMDISMOUNTUSBDRIVES_TIMEREXPIRED_EXIT ); |
|
207 } |
|
208 |
|
209 //CDismountTimer |
|
210 |
|
211 CDismountTimer* CDismountTimer::NewL( MTimerNotifier* aTimeOutNotify) |
|
212 { |
|
213 OstTraceFunctionEntry0( CDISMOUNTTIMER_NEWL_ENTRY ); |
|
214 |
|
215 CDismountTimer* self = CDismountTimer::NewLC( aTimeOutNotify ); |
|
216 CleanupStack::Pop(self); |
|
217 OstTraceFunctionExit0( CDISMOUNTTIMER_NEWL_EXIT ); |
|
218 return self; |
|
219 } |
|
220 |
|
221 CDismountTimer* CDismountTimer::NewLC( MTimerNotifier* aTimeOutNotify ) |
|
222 { |
|
223 OstTraceFunctionEntry0( CDISMOUNTTIMER_NEWLC_ENTRY ); |
|
224 |
|
225 CDismountTimer* self = new (ELeave) CDismountTimer( aTimeOutNotify ); |
|
226 CleanupStack::PushL(self); |
|
227 self->ConstructL(); |
|
228 OstTraceFunctionExit0( CDISMOUNTTIMER_NEWLC_EXIT ); |
|
229 return self; |
|
230 } |
|
231 |
|
232 CDismountTimer::CDismountTimer( MTimerNotifier* aTimeOutNotify): |
|
233 CTimer(EPriorityStandard), |
|
234 iNotify(aTimeOutNotify) |
|
235 { |
|
236 OstTraceFunctionEntry0( CDISMOUNTTIMER_CDISMOUNTTIMER_CONS_ENTRY ); |
|
237 } |
|
238 |
|
239 CDismountTimer::~CDismountTimer() |
|
240 { |
|
241 OstTraceFunctionEntry0( CDISMOUNTTIMER_CDISMOUNTTIMER_DES_ENTRY ); |
|
242 |
|
243 Cancel(); |
|
244 OstTraceFunctionExit0( CDISMOUNTTIMER_CDISMOUNTTIMER_DES_EXIT ); |
|
245 } |
|
246 |
|
247 void CDismountTimer::ConstructL() |
|
248 { |
|
249 OstTraceFunctionEntry0( CDISMOUNTTIMER_CONSTRUCTL_ENTRY ); |
|
250 |
|
251 if ( !iNotify ) |
|
252 { |
|
253 User::Leave(KErrArgument); |
|
254 } |
|
255 CTimer::ConstructL(); |
|
256 CActiveScheduler::Add(this); |
|
257 OstTraceFunctionExit0( CDISMOUNTTIMER_CONSTRUCTL_EXIT ); |
|
258 } |
|
259 |
|
260 void CDismountTimer::RunL() |
|
261 { |
|
262 OstTraceFunctionEntry0( CDISMOUNTTIMER_RUNL_ENTRY ); |
|
263 |
|
264 // Timer request has completed, so notify the timer's owner |
|
265 iNotify->TimerExpired(); |
|
266 OstTraceFunctionExit0( CDISMOUNTTIMER_RUNL_EXIT ); |
|
267 } |
|
268 void CDismountTimer::CancelTimer() |
|
269 { |
|
270 OstTraceFunctionEntry0( CDISMOUNTTIMER_CANCELTIMER_ENTRY ); |
|
271 |
|
272 Cancel(); |
|
273 OstTraceFunctionExit0( CDISMOUNTTIMER_CANCELTIMER_EXIT ); |
|
274 } |
|
275 |
|
276 void CDismountTimer::StartTimer() |
|
277 { |
|
278 OstTraceFunctionEntry0( CDISMOUNTTIMER_STARTTIMER_ENTRY ); |
|
279 |
|
280 After( KDismountTimeOut ); |
|
281 OstTraceFunctionExit0( CDISMOUNTTIMER_STARTTIMER_EXIT ); |
|
282 } |
|
283 // End of File |
|