|
1 /* |
|
2 * Copyright (c) 2004-2005 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: Sub Session Messenger. |
|
15 * The stub version of this file can be found from file |
|
16 * CPhSrvSubSessionMessengerStub.cpp |
|
17 * |
|
18 */ |
|
19 |
|
20 |
|
21 |
|
22 // INCLUDE FILES |
|
23 #include "CPhSrvSubSessionMessenger.h" |
|
24 #include "CPhSrvSession.h" |
|
25 #include "CPhSrvServer.h" |
|
26 #include <PhCltTypes.h> |
|
27 #include "MPhSrvMessengerNegotiators.h" |
|
28 #include "PhSrvMessengerTypes.h" |
|
29 |
|
30 |
|
31 |
|
32 // ============================ MEMBER FUNCTIONS =============================== |
|
33 |
|
34 // ----------------------------------------------------------------------------- |
|
35 // CPhSrvSubSessionMessenger::CPhSrvSubSessionMessenger |
|
36 // |
|
37 // Constructor. |
|
38 // ----------------------------------------------------------------------------- |
|
39 // |
|
40 CPhSrvSubSessionMessenger::CPhSrvSubSessionMessenger( |
|
41 CPhSrvSession& aSession ) |
|
42 : CPhSrvSubSessionBase( aSession, EPhSrvSubSessionTypeMessenger ) |
|
43 { |
|
44 } |
|
45 |
|
46 |
|
47 // ----------------------------------------------------------------------------- |
|
48 // CPhSrvSubSessionMessenger::~CPhSrvSubSessionMessenger |
|
49 // |
|
50 // Destructor. |
|
51 // ----------------------------------------------------------------------------- |
|
52 // |
|
53 CPhSrvSubSessionMessenger::~CPhSrvSubSessionMessenger() |
|
54 { |
|
55 Clean(); |
|
56 } |
|
57 |
|
58 |
|
59 // ----------------------------------------------------------------------------- |
|
60 // CPhSrvSubSessionMessenger::NewL |
|
61 // |
|
62 // Two-phased constructor. |
|
63 // ----------------------------------------------------------------------------- |
|
64 // |
|
65 CPhSrvSubSessionBase* CPhSrvSubSessionMessenger::NewL( |
|
66 CPhSrvSession& aSession ) |
|
67 { |
|
68 // Just to make sure that the negotiator will exist. |
|
69 aSession.PhoneServer().MessengerNegotiatorL(); |
|
70 |
|
71 CPhSrvSubSessionBase* self = |
|
72 new( ELeave ) CPhSrvSubSessionMessenger( aSession ); |
|
73 |
|
74 return self; |
|
75 } |
|
76 |
|
77 |
|
78 // ----------------------------------------------------------------------------- |
|
79 // CPhSrvSubSessionMessenger::PhSrvMessageDecoderCanProcessMessage |
|
80 // |
|
81 // Framework function. Returns ETrue for the op codes that |
|
82 // this subsession can handle. |
|
83 // ----------------------------------------------------------------------------- |
|
84 // |
|
85 TBool CPhSrvSubSessionMessenger::PhSrvMessageDecoderCanProcessMessage( |
|
86 TInt aFunction ) |
|
87 { |
|
88 switch( aFunction ) |
|
89 { |
|
90 case EPhoneServerMessengerSubSessionOpen: |
|
91 case EPhoneServerMessengerSubSessionClose: |
|
92 case EPhoneServerMessengerSubSessionConstruct: |
|
93 case EPhoneServerMessengerSubSessionReceive: |
|
94 case EPhoneServerMessengerSubSessionSend: |
|
95 case EPhoneServerMessengerSubSessionSkip: |
|
96 case EPhoneServerMessengerSubSessionCancel: |
|
97 return ETrue; |
|
98 |
|
99 default: |
|
100 return EFalse; |
|
101 } |
|
102 } |
|
103 |
|
104 |
|
105 // ----------------------------------------------------------------------------- |
|
106 // CPhSrvSubSessionMessenger::PhSrvMessageProcessorHandleMessageL |
|
107 // |
|
108 // Framework function. Handle any op-codes here. |
|
109 // ----------------------------------------------------------------------------- |
|
110 // |
|
111 void CPhSrvSubSessionMessenger::PhSrvMessageProcessorHandleMessageL( |
|
112 const RMessage2& aMessage ) |
|
113 { |
|
114 TBool permissionStatus ( EFalse ); |
|
115 |
|
116 // Check needed capabilities |
|
117 TBool hasCapWriteDeviceData( EFalse ); |
|
118 hasCapWriteDeviceData = aMessage.HasCapability( ECapabilityWriteDeviceData ); |
|
119 |
|
120 switch( aMessage.Function() ) |
|
121 { |
|
122 case EPhoneServerMessengerSubSessionClose: |
|
123 CmdSubSessionClose( aMessage ); |
|
124 permissionStatus = ETrue; |
|
125 break; |
|
126 |
|
127 case EPhoneServerMessengerSubSessionConstruct: |
|
128 CmdSubSessionMessengerConstructL( aMessage ); |
|
129 permissionStatus = ETrue; |
|
130 break; |
|
131 |
|
132 case EPhoneServerMessengerSubSessionReceive: |
|
133 if ( hasCapWriteDeviceData ) |
|
134 { |
|
135 CmdSubSessionMessengerReceive( aMessage ); |
|
136 permissionStatus = ETrue; |
|
137 } |
|
138 break; |
|
139 case EPhoneServerMessengerSubSessionSend: |
|
140 if ( hasCapWriteDeviceData ) |
|
141 { |
|
142 CmdSubSessionMessengerSend( aMessage ); |
|
143 permissionStatus = ETrue; |
|
144 } |
|
145 break; |
|
146 case EPhoneServerMessengerSubSessionSkip: |
|
147 if ( hasCapWriteDeviceData ) |
|
148 { |
|
149 CmdSubSessionMessengerSkip( aMessage ); |
|
150 permissionStatus = ETrue; |
|
151 } |
|
152 break; |
|
153 case EPhoneServerMessengerSubSessionCancel: |
|
154 if ( hasCapWriteDeviceData ) |
|
155 { |
|
156 CmdSubSessionMessengerCancel( aMessage ); |
|
157 permissionStatus = ETrue; |
|
158 } |
|
159 break; |
|
160 |
|
161 default: |
|
162 PhoneSession().PanicClient( |
|
163 aMessage, |
|
164 EPhCltServerInitiatedPanicInvalidRequest ); |
|
165 break; |
|
166 } |
|
167 |
|
168 // If caps are not ok |
|
169 if ( !permissionStatus ) |
|
170 { |
|
171 aMessage.Complete( KErrPermissionDenied ); |
|
172 } |
|
173 } |
|
174 |
|
175 |
|
176 // ----------------------------------------------------------------------------- |
|
177 // CPhSrvSubSessionMessenger::CmdSubSessionClose |
|
178 // |
|
179 // Close the sub-session. |
|
180 // ----------------------------------------------------------------------------- |
|
181 // |
|
182 void CPhSrvSubSessionMessenger::CmdSubSessionClose( |
|
183 const RMessage2& aMessage ) |
|
184 { |
|
185 Clean(); |
|
186 |
|
187 PhoneSession().CloseSubSession( aMessage ); |
|
188 } |
|
189 |
|
190 |
|
191 // ----------------------------------------------------------------------------- |
|
192 // CPhSrvSubSessionMessenger::CmdSubSessionMessengerConstructL |
|
193 // |
|
194 // |
|
195 // ----------------------------------------------------------------------------- |
|
196 // |
|
197 void CPhSrvSubSessionMessenger::CmdSubSessionMessengerConstructL( |
|
198 const RMessage2& aMessage ) |
|
199 { |
|
200 TPhCltMessengerParameters parameters; |
|
201 |
|
202 // Check the Construct parameters. |
|
203 TPckg< TPhCltMessengerParameters > recParPckg( |
|
204 parameters ); |
|
205 Read( |
|
206 aMessage, |
|
207 0, |
|
208 recParPckg ); |
|
209 |
|
210 // Ask the messenger negotiator to reserve all needed space |
|
211 // for this subsession. |
|
212 MPhSrvMessengerNegotiator& messengerNegotiator = GetMessengerNegotiator(); |
|
213 |
|
214 messengerNegotiator.NegotiatorRequestConstructL( |
|
215 *this, |
|
216 parameters, |
|
217 aMessage ); |
|
218 } |
|
219 |
|
220 |
|
221 // ----------------------------------------------------------------------------- |
|
222 // CPhSrvSubSessionMessenger::CmdSubSessionMessengerReceive |
|
223 // |
|
224 // |
|
225 // ----------------------------------------------------------------------------- |
|
226 // |
|
227 void CPhSrvSubSessionMessenger::CmdSubSessionMessengerReceive( |
|
228 const RMessage2& aMessage ) |
|
229 { |
|
230 |
|
231 TPhCltMessengerParameters parameters; |
|
232 |
|
233 // Check the Receive parameters. |
|
234 TPckg< TPhCltMessengerParameters > recParPckg( |
|
235 parameters ); |
|
236 Read( |
|
237 aMessage, |
|
238 0, |
|
239 recParPckg ); |
|
240 |
|
241 // This is Receive request. |
|
242 parameters.iMessengerCommand = EPhCltMesCommandReceive; |
|
243 |
|
244 // Ask the messenger negotiator to handle this request. |
|
245 ForwardRequest( |
|
246 *this, |
|
247 parameters, |
|
248 aMessage ); |
|
249 } |
|
250 |
|
251 |
|
252 // ----------------------------------------------------------------------------- |
|
253 // CPhSrvSubSessionMessenger::CmdSubSessionMessengerSend |
|
254 // |
|
255 // |
|
256 // ----------------------------------------------------------------------------- |
|
257 // |
|
258 void CPhSrvSubSessionMessenger::CmdSubSessionMessengerSend( |
|
259 const RMessage2& aMessage ) |
|
260 { |
|
261 TPhCltMessengerParameters parameters; |
|
262 |
|
263 // Check the Send parameters. |
|
264 TPckg< TPhCltMessengerParameters > sendParPckg( |
|
265 parameters ); |
|
266 Read( |
|
267 aMessage, |
|
268 0, |
|
269 sendParPckg ); |
|
270 |
|
271 // This is Send request. |
|
272 parameters.iMessengerCommand = EPhCltMesCommandSend; |
|
273 |
|
274 // Ask the messenger negotiator to handle this request. |
|
275 ForwardRequest( |
|
276 *this, |
|
277 parameters, |
|
278 aMessage ); |
|
279 } |
|
280 |
|
281 |
|
282 // ----------------------------------------------------------------------------- |
|
283 // CPhSrvSubSessionMessenger::CmdSubSessionMessengerSkip |
|
284 // |
|
285 // |
|
286 // ----------------------------------------------------------------------------- |
|
287 // |
|
288 void CPhSrvSubSessionMessenger::CmdSubSessionMessengerSkip( |
|
289 const RMessage2& aMessage ) |
|
290 { |
|
291 TPhCltMessengerParameters parameters; |
|
292 |
|
293 // This is Skip request. |
|
294 parameters.iMessengerCommand = EPhCltMesCommandSkip; |
|
295 |
|
296 // Ask the messenger negotiator to handle this request. |
|
297 ForwardRequest( |
|
298 *this, |
|
299 parameters, |
|
300 aMessage ); |
|
301 } |
|
302 |
|
303 |
|
304 // ----------------------------------------------------------------------------- |
|
305 // CPhSrvSubSessionMessenger::CmdSubSessionMessengerCancel |
|
306 // |
|
307 // Handle command handler client's cancel request. |
|
308 // ----------------------------------------------------------------------------- |
|
309 // |
|
310 void CPhSrvSubSessionMessenger::CmdSubSessionMessengerCancel( |
|
311 const RMessage2& aMessage ) |
|
312 { |
|
313 TInt returnValue = KErrArgument; |
|
314 |
|
315 TPhCltMessengerParameters parameters; |
|
316 |
|
317 // Check the Cancel parameters. |
|
318 TPckg< TPhCltMessengerParameters > recParPckg( |
|
319 parameters ); |
|
320 Read( |
|
321 aMessage, |
|
322 0, |
|
323 recParPckg ); |
|
324 |
|
325 TPhCltMessengerRequest request = parameters.iCancelRequest; |
|
326 |
|
327 |
|
328 TPhCltMessengerCommand mesCommand = EPhCltMesCommandUnknown; |
|
329 if ( request == EPhCltMesRequestReceive) |
|
330 { |
|
331 mesCommand = EPhCltMesCommandReceive; |
|
332 } |
|
333 else if ( request == EPhCltMesRequestSend ) |
|
334 { |
|
335 mesCommand = EPhCltMesCommandSend; |
|
336 } |
|
337 |
|
338 // Perform cancel only if that was valid request. |
|
339 if ( mesCommand != EPhCltMesCommandUnknown ) |
|
340 { |
|
341 // Ask the messenger negotiator to cancel the pending request |
|
342 // for this subsession. |
|
343 MPhSrvMessengerNegotiator& messengerNegotiator = |
|
344 GetMessengerNegotiator(); |
|
345 |
|
346 messengerNegotiator.NegotiatorRequestCancel( *this, mesCommand ); |
|
347 |
|
348 returnValue = KErrNone; |
|
349 } |
|
350 aMessage.Complete( returnValue ); |
|
351 } |
|
352 |
|
353 |
|
354 // ----------------------------------------------------------------------------- |
|
355 // CPhSrvSubSessionMessenger::GetMessengerNegotiator |
|
356 // |
|
357 // Return the messenger negotiator. |
|
358 // ----------------------------------------------------------------------------- |
|
359 // |
|
360 MPhSrvMessengerNegotiator& CPhSrvSubSessionMessenger::GetMessengerNegotiator() |
|
361 { |
|
362 // Messenger negotiator created already in NewL. |
|
363 return PhoneSession().PhoneServer().MessengerNegotiator(); |
|
364 } |
|
365 |
|
366 |
|
367 // ----------------------------------------------------------------------------- |
|
368 // CPhSrvSubSessionMessenger::ForwardRequest |
|
369 // |
|
370 // Forward request to negotiator. |
|
371 // ----------------------------------------------------------------------------- |
|
372 // |
|
373 void CPhSrvSubSessionMessenger::ForwardRequest( |
|
374 CPhSrvSubSessionBase& aSubSession, |
|
375 const TPhCltMessengerParameters& aParameters, |
|
376 const RMessage2& aMessage ) |
|
377 { |
|
378 // Ask the messenger negotiator to handle this request. |
|
379 MPhSrvMessengerNegotiator& messengerNegotiator = GetMessengerNegotiator(); |
|
380 |
|
381 messengerNegotiator.NegotiatorRequest( |
|
382 aSubSession, |
|
383 aParameters, |
|
384 aMessage ); |
|
385 } |
|
386 |
|
387 |
|
388 // ----------------------------------------------------------------------------- |
|
389 // CPhSrvSubSessionMessenger::Clean |
|
390 // |
|
391 // Clean the negotiator side. |
|
392 // ----------------------------------------------------------------------------- |
|
393 // |
|
394 void CPhSrvSubSessionMessenger::Clean() |
|
395 { |
|
396 // Ask the messenger negotiator to release all reserved space |
|
397 // for this subsession. |
|
398 MPhSrvMessengerNegotiator& messengerNegotiator = GetMessengerNegotiator(); |
|
399 |
|
400 messengerNegotiator.NegotiatorRequestDelete( *this ); |
|
401 } |
|
402 |
|
403 |
|
404 // End of File |