|
1 /* |
|
2 * Copyright (c) 2009 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: |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 #include "FBFileOpServer.h" |
|
20 #include "FBDrivePartitioner.h" |
|
21 |
|
22 #include <e32svr.h> |
|
23 #include <bautils.h> |
|
24 |
|
25 // -------------------------------------------------------------------------------------------- |
|
26 |
|
27 //*********************************** |
|
28 //CFBFileOpServer - implementations |
|
29 //*********************************** |
|
30 |
|
31 CServer2* CFBFileOpServer::NewLC() |
|
32 { |
|
33 CFBFileOpServer* self = new(ELeave) CFBFileOpServer; |
|
34 CleanupStack::PushL(self); |
|
35 self->ConstructL(); |
|
36 return self; |
|
37 } |
|
38 |
|
39 // -------------------------------------------------------------------------------------------- |
|
40 |
|
41 // |
|
42 // 2nd phase construction - ensure the timer and server objects are running |
|
43 // |
|
44 void CFBFileOpServer::ConstructL() |
|
45 { |
|
46 StartL(KMyServerName); |
|
47 iShutdown.ConstructL(); |
|
48 // ensure that the server still exits even if the 1st client fails to connect |
|
49 iShutdown.Start(); |
|
50 } |
|
51 |
|
52 // -------------------------------------------------------------------------------------------- |
|
53 |
|
54 // |
|
55 // Cretae a new client session. This should really check the version number. |
|
56 // |
|
57 CSession2* CFBFileOpServer::NewSessionL(const TVersion&,const RMessage2&) const |
|
58 { |
|
59 return new(ELeave) CFBFileOpServerSession(); |
|
60 } |
|
61 |
|
62 // -------------------------------------------------------------------------------------------- |
|
63 |
|
64 // |
|
65 // A new session is being created |
|
66 // Cancel the shutdown timer if it was running |
|
67 // |
|
68 void CFBFileOpServer::AddSession() |
|
69 { |
|
70 ++iSessionCount; |
|
71 iShutdown.Cancel(); |
|
72 } |
|
73 |
|
74 // -------------------------------------------------------------------------------------------- |
|
75 |
|
76 // |
|
77 // A session is being destroyed |
|
78 // Start the shutdown timer if it is the last session. |
|
79 // |
|
80 void CFBFileOpServer::DropSession() |
|
81 { |
|
82 if (--iSessionCount==0) |
|
83 iShutdown.Start(); |
|
84 } |
|
85 |
|
86 // -------------------------------------------------------------------------------------------- |
|
87 |
|
88 CRequestObserver::CRequestObserver( TInt aPriority ) : CActive( aPriority ) |
|
89 { |
|
90 CActiveScheduler::Add( this ); |
|
91 } |
|
92 |
|
93 CRequestObserver::~CRequestObserver() |
|
94 { |
|
95 Cancel(); |
|
96 } |
|
97 |
|
98 void CRequestObserver::StartWaiting( const RMessage2& aMsg ) |
|
99 { |
|
100 iMsg = aMsg; |
|
101 SetActive(); |
|
102 } |
|
103 |
|
104 void CRequestObserver::RunL() |
|
105 { |
|
106 iMsg.Complete( iStatus.Int() ); |
|
107 } |
|
108 |
|
109 void CRequestObserver::DoCancel() |
|
110 { |
|
111 iMsg.Complete( KErrCancel ); |
|
112 } |
|
113 |
|
114 // -------------------------------------------------------------------------------------------- |
|
115 |
|
116 //*********************************** |
|
117 //CFBFileOpServerSession - implementations |
|
118 //*********************************** |
|
119 |
|
120 // |
|
121 // 2nd phase construct for sessions - called by the CServer framework |
|
122 // |
|
123 void CFBFileOpServerSession::CreateL() |
|
124 { |
|
125 User::LeaveIfError(iFs.Connect()); |
|
126 iFileMan = CFileMan::NewL( iFs, this ); |
|
127 iReqObserver = new (ELeave) CRequestObserver( CActive::EPriorityStandard ); |
|
128 Server().AddSession(); |
|
129 } |
|
130 |
|
131 // -------------------------------------------------------------------------------------------- |
|
132 |
|
133 CFBFileOpServerSession::~CFBFileOpServerSession() |
|
134 { |
|
135 if (iFileMan) |
|
136 { |
|
137 delete iFileMan; |
|
138 iFileMan = NULL; |
|
139 } |
|
140 iFs.Close(); |
|
141 delete iReqObserver; |
|
142 Server().DropSession(); |
|
143 } |
|
144 |
|
145 // -------------------------------------------------------------------------------------------- |
|
146 |
|
147 /** |
|
148 Services a client request. |
|
149 */ |
|
150 void CFBFileOpServerSession::ServiceL(const RMessage2& aMessage) |
|
151 { |
|
152 TBool completeImmediately( ETrue ); |
|
153 TRAPD( err,DispatchMessageL( aMessage, completeImmediately ) ); |
|
154 if ( completeImmediately ) aMessage.Complete( err ); |
|
155 } |
|
156 |
|
157 // -------------------------------------------------------------------------------------------- |
|
158 |
|
159 /** |
|
160 Called by ServiceL() |
|
161 |
|
162 It tests the function code and then delegates to |
|
163 the appropriate function. |
|
164 */ |
|
165 void CFBFileOpServerSession::DispatchMessageL(const RMessage2& aMessage, TBool& aComplete) |
|
166 { |
|
167 switch (aMessage.Function()) |
|
168 { |
|
169 case EFileOpCopy: |
|
170 CopyL(aMessage); |
|
171 aComplete = EFalse; |
|
172 return; |
|
173 |
|
174 case EFileOpRename: |
|
175 RenameL(aMessage); |
|
176 return; |
|
177 |
|
178 case EFileOpAttribs: |
|
179 AttribsL(aMessage); |
|
180 return; |
|
181 |
|
182 case EFileOpRmDir: |
|
183 RmDirL(aMessage, aComplete); |
|
184 return; |
|
185 |
|
186 case EFileOpDelete: |
|
187 DeleteL(aMessage); |
|
188 aComplete = EFalse; |
|
189 return; |
|
190 |
|
191 case EFileOpMkDirAll: |
|
192 MkDirAllL(aMessage); |
|
193 return; |
|
194 |
|
195 case EFileOpCreateEmptyFile: |
|
196 CreateEmptyFileL(aMessage); |
|
197 return; |
|
198 |
|
199 case EFileOpEraseMBR: |
|
200 EraseMBRL(aMessage); |
|
201 return; |
|
202 |
|
203 case EFileOpPartitionDrive: |
|
204 PartitionDriveL(aMessage); |
|
205 return; |
|
206 |
|
207 case EFileOpCancel: |
|
208 CancelOp(); |
|
209 return; |
|
210 |
|
211 default: |
|
212 PanicClient(aMessage, EPanicIllegalFunction); |
|
213 return; |
|
214 } |
|
215 } |
|
216 |
|
217 // -------------------------------------------------------------------------------------------- |
|
218 |
|
219 void CFBFileOpServerSession::CopyL( const RMessage2& aMessage ) |
|
220 { |
|
221 __ASSERT_ALWAYS( iReqObserver && !iReqObserver->IsActive(), User::Leave( KErrServerBusy ) ); |
|
222 TPckgBuf<TFileOpArgs> pckgBuf; |
|
223 aMessage.ReadL( 0, pckgBuf, 0 ); |
|
224 TFileOpArgs argsStruct = pckgBuf(); |
|
225 |
|
226 TInt err = iFileMan->Copy( argsStruct.iBuf1, argsStruct.iBuf2, argsStruct.iUint1, iReqObserver->iStatus ); |
|
227 User::LeaveIfError( err ); |
|
228 iFileManObserverResult = MFileManObserver::EContinue; |
|
229 iReqObserver->StartWaiting( aMessage ); // start asynchronous waiting |
|
230 } |
|
231 |
|
232 // -------------------------------------------------------------------------------------------- |
|
233 |
|
234 void CFBFileOpServerSession::RenameL(const RMessage2& aMessage) |
|
235 { |
|
236 TPckgBuf<TFileOpArgs> pckgBuf; |
|
237 aMessage.ReadL(0, pckgBuf, 0); |
|
238 TFileOpArgs argsStruct = pckgBuf(); |
|
239 |
|
240 iFileManObserverResult = MFileManObserver::EContinue; |
|
241 User::LeaveIfError(iFileMan->Rename(argsStruct.iBuf1, argsStruct.iBuf2, argsStruct.iUint1)); |
|
242 } |
|
243 |
|
244 // -------------------------------------------------------------------------------------------- |
|
245 |
|
246 void CFBFileOpServerSession::AttribsL(const RMessage2& aMessage) |
|
247 { |
|
248 TPckgBuf<TFileOpArgs> pckgBuf; |
|
249 aMessage.ReadL(0, pckgBuf, 0); |
|
250 TFileOpArgs argsStruct = pckgBuf(); |
|
251 |
|
252 iFileManObserverResult = MFileManObserver::EContinue; |
|
253 User::LeaveIfError(iFileMan->Attribs(argsStruct.iBuf1, argsStruct.iUint1, argsStruct.iUint2, argsStruct.iTime1, argsStruct.iUint3)); |
|
254 } |
|
255 |
|
256 // -------------------------------------------------------------------------------------------- |
|
257 |
|
258 void CFBFileOpServerSession::RmDirL( const RMessage2& aMessage, TBool& aComplete ) |
|
259 { |
|
260 TPckgBuf<TFileOpArgs> pckgBuf; |
|
261 aMessage.ReadL( 0, pckgBuf, 0 ); |
|
262 TFileOpArgs argsStruct = pckgBuf(); |
|
263 |
|
264 if ( argsStruct.iUint1 & CFileMan::ERecurse ) |
|
265 { |
|
266 __ASSERT_ALWAYS( iReqObserver && !iReqObserver->IsActive(), User::Leave( KErrServerBusy ) ); |
|
267 User::LeaveIfError( iFileMan->RmDir( argsStruct.iBuf1, iReqObserver->iStatus ) ); |
|
268 iFileManObserverResult = MFileManObserver::EContinue; |
|
269 aComplete = EFalse; |
|
270 iReqObserver->StartWaiting( aMessage ); // start asynchronous waiting |
|
271 } |
|
272 else |
|
273 { |
|
274 iFileManObserverResult = MFileManObserver::EContinue; |
|
275 User::LeaveIfError( iFs.RmDir( argsStruct.iBuf1 ) ); |
|
276 } |
|
277 } |
|
278 |
|
279 // -------------------------------------------------------------------------------------------- |
|
280 |
|
281 void CFBFileOpServerSession::DeleteL( const RMessage2& aMessage ) |
|
282 { |
|
283 __ASSERT_ALWAYS( iReqObserver && !iReqObserver->IsActive(), User::Leave( KErrServerBusy ) ); |
|
284 TPckgBuf<TFileOpArgs> pckgBuf; |
|
285 aMessage.ReadL( 0, pckgBuf, 0 ); |
|
286 TFileOpArgs argsStruct = pckgBuf(); |
|
287 |
|
288 User::LeaveIfError( iFileMan->Delete(argsStruct.iBuf1, argsStruct.iUint1, iReqObserver->iStatus ) ); |
|
289 iFileManObserverResult = MFileManObserver::EContinue; |
|
290 iReqObserver->StartWaiting( aMessage ); // start asynchronous waiting |
|
291 } |
|
292 |
|
293 // -------------------------------------------------------------------------------------------- |
|
294 |
|
295 void CFBFileOpServerSession::MkDirAllL(const RMessage2& aMessage) |
|
296 { |
|
297 TPckgBuf<TFileOpArgs> pckgBuf; |
|
298 aMessage.ReadL(0, pckgBuf, 0); |
|
299 TFileOpArgs argsStruct = pckgBuf(); |
|
300 |
|
301 User::LeaveIfError(iFs.MkDirAll(argsStruct.iBuf1)); |
|
302 } |
|
303 |
|
304 // -------------------------------------------------------------------------------------------- |
|
305 |
|
306 void CFBFileOpServerSession::CreateEmptyFileL(const RMessage2& aMessage) |
|
307 { |
|
308 TPckgBuf<TFileOpArgs> pckgBuf; |
|
309 aMessage.ReadL(0, pckgBuf, 0); |
|
310 TFileOpArgs argsStruct = pckgBuf(); |
|
311 |
|
312 TInt err(KErrNone); |
|
313 RFile newFile; |
|
314 err = newFile.Create(iFs, argsStruct.iBuf1, EFileShareExclusive); |
|
315 if (err == KErrNone) |
|
316 err = newFile.Flush(); |
|
317 newFile.Close(); |
|
318 |
|
319 User::LeaveIfError(err); |
|
320 } |
|
321 |
|
322 // -------------------------------------------------------------------------------------------- |
|
323 |
|
324 void CFBFileOpServerSession::EraseMBRL(const RMessage2& aMessage) |
|
325 { |
|
326 TPckgBuf<TFileOpArgs> pckgBuf; |
|
327 aMessage.ReadL(0, pckgBuf, 0); |
|
328 TFileOpArgs argsStruct = pckgBuf(); |
|
329 |
|
330 RFs fs; |
|
331 CleanupClosePushL(fs); |
|
332 User::LeaveIfError(fs.Connect()); |
|
333 |
|
334 User::LeaveIfError(FBDrivePartioner::EraseMBR(fs, argsStruct.iUint1)); |
|
335 |
|
336 CleanupStack::PopAndDestroy(); //fs |
|
337 } |
|
338 |
|
339 // -------------------------------------------------------------------------------------------- |
|
340 |
|
341 void CFBFileOpServerSession::PartitionDriveL(const RMessage2& aMessage) |
|
342 { |
|
343 TPckgBuf<TFileOpArgs> pckgBuf; |
|
344 aMessage.ReadL(0, pckgBuf, 0); |
|
345 TFileOpArgs argsStruct = pckgBuf(); |
|
346 |
|
347 RFs fs; |
|
348 CleanupClosePushL(fs); |
|
349 User::LeaveIfError(fs.Connect()); |
|
350 |
|
351 FBDrivePartioner::CreatePartitions(fs, argsStruct.iUint1, argsStruct.iUint2); |
|
352 User::LeaveIfError(FBDrivePartioner::FormatPartitions(fs, argsStruct.iUint1, argsStruct.iUint2)); |
|
353 |
|
354 CleanupStack::PopAndDestroy(); //fs |
|
355 } |
|
356 |
|
357 // -------------------------------------------------------------------------------------------- |
|
358 |
|
359 // |
|
360 // Panics the client |
|
361 // |
|
362 void CFBFileOpServerSession::PanicClient(const RMessage2& aMessage, TInt aPanic) const |
|
363 { |
|
364 _LIT(KTxtServer,"FBFileOpServer"); |
|
365 aMessage.Panic(KTxtServer, aPanic); |
|
366 } |
|
367 |
|
368 // -------------------------------------------------------------------------------------------- |
|
369 |
|
370 // |
|
371 // Handle an error from CFBFileOpServerSession::ServiceL() |
|
372 // A bad descriptor error implies a badly programmed client, so panic it; |
|
373 // otherwise use the default handling (report the error to the client) |
|
374 // |
|
375 void CFBFileOpServerSession::ServiceError(const RMessage2& aMessage, TInt aError) |
|
376 { |
|
377 if (aError==KErrBadDescriptor) |
|
378 PanicClient(aMessage,EPanicBadDescriptor); |
|
379 CSession2::ServiceError(aMessage,aError); |
|
380 } |
|
381 |
|
382 // -------------------------------------------------------------------------------------------- |
|
383 |
|
384 MFileManObserver::TControl CFBFileOpServerSession::NotifyFileManStarted() |
|
385 { |
|
386 return iFileManObserverResult; |
|
387 } |
|
388 |
|
389 // -------------------------------------------------------------------------------------------- |
|
390 |
|
391 MFileManObserver::TControl CFBFileOpServerSession::NotifyFileManOperation() |
|
392 { |
|
393 return iFileManObserverResult; |
|
394 } |
|
395 // -------------------------------------------------------------------------------------------- |
|
396 |
|
397 MFileManObserver::TControl CFBFileOpServerSession::NotifyFileManEnded() |
|
398 { |
|
399 return iFileManObserverResult; |
|
400 } |
|
401 |
|
402 // -------------------------------------------------------------------------------------------- |
|
403 |
|
404 void CFBFileOpServerSession::CancelOp() |
|
405 { |
|
406 iFileManObserverResult = MFileManObserver::ECancel; |
|
407 iReqObserver->Cancel(); |
|
408 } |
|
409 |
|
410 // -------------------------------------------------------------------------------------------- |
|
411 |
|
412 //********************************** |
|
413 //Global functions |
|
414 //********************************** |
|
415 |
|
416 // |
|
417 // Initiate server exit when the timer expires |
|
418 // |
|
419 void CShutdown::RunL() |
|
420 { |
|
421 CActiveScheduler::Stop(); |
|
422 } |
|
423 |
|
424 // -------------------------------------------------------------------------------------------- |
|
425 |
|
426 // |
|
427 // Perform all server initialisation, in particular creation of the |
|
428 // scheduler and server and then run the scheduler |
|
429 // |
|
430 static void RunServerL() |
|
431 { |
|
432 // naming the server thread after the server helps to debug panics |
|
433 User::LeaveIfError(RThread::RenameMe(KMyServerName)); |
|
434 // |
|
435 // create and install the active scheduler we need |
|
436 CActiveScheduler* s=new(ELeave) CActiveScheduler; |
|
437 CleanupStack::PushL(s); |
|
438 CActiveScheduler::Install(s); |
|
439 // |
|
440 // create the server (leave it on the cleanup stack) |
|
441 CFBFileOpServer::NewLC(); |
|
442 // |
|
443 // Initialisation complete, now signal the client |
|
444 RProcess::Rendezvous(KErrNone); |
|
445 // |
|
446 // Ready to run |
|
447 CActiveScheduler::Start(); |
|
448 // |
|
449 // Cleanup the server and scheduler |
|
450 CleanupStack::PopAndDestroy(2); |
|
451 } |
|
452 |
|
453 // -------------------------------------------------------------------------------------------- |
|
454 |
|
455 // |
|
456 // Server process entry-point |
|
457 // |
|
458 TInt E32Main() |
|
459 { |
|
460 __UHEAP_MARK; |
|
461 // |
|
462 CTrapCleanup* cleanup=CTrapCleanup::New(); |
|
463 TInt r=KErrNoMemory; |
|
464 if (cleanup) |
|
465 { |
|
466 TRAP(r,RunServerL()); |
|
467 delete cleanup; |
|
468 } |
|
469 // |
|
470 __UHEAP_MARKEND; |
|
471 return r; |
|
472 } |
|
473 |
|
474 // -------------------------------------------------------------------------------------------- |