|
1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
|
2 // All rights reserved. |
|
3 // This component and the accompanying materials are made available |
|
4 // under the terms of "Eclipse Public License v1.0" |
|
5 // which accompanies this distribution, and is available |
|
6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
7 // |
|
8 // Initial Contributors: |
|
9 // Nokia Corporation - initial contribution. |
|
10 // |
|
11 // Contributors: |
|
12 // |
|
13 // Description: |
|
14 // |
|
15 |
|
16 #include <ecom/implementationproxy.h> |
|
17 #include <ecom/implementationproxy.h> |
|
18 #include <ecom/ecom.h> |
|
19 #include <s32mem.h> |
|
20 |
|
21 #include "dspcontrolci.h" |
|
22 |
|
23 |
|
24 // MUX // |
|
25 |
|
26 TInt CMMFDspControlMux::OpenInterface(TUid /*aInterfaceId*/) |
|
27 { |
|
28 // attempt to open the interface link with the |
|
29 // remote slave device |
|
30 iRemoteHandle = -1; |
|
31 TUid slaveId = {KMmfUidCustomInterfaceDspControlDeMux}; |
|
32 |
|
33 TInt handle = iUtility->OpenSlave(slaveId, KNullDesC8); |
|
34 if (handle >= 0) |
|
35 { |
|
36 iRemoteHandle = handle; |
|
37 } |
|
38 |
|
39 return iRemoteHandle; |
|
40 } |
|
41 |
|
42 |
|
43 void CMMFDspControlMux::Release() |
|
44 { |
|
45 // close the slave device if it exists |
|
46 if (iRemoteHandle > 0) |
|
47 { |
|
48 // we assume the slave is closed correctly |
|
49 iUtility->CloseSlave(iRemoteHandle); |
|
50 } |
|
51 |
|
52 TUid key = iKey; |
|
53 delete this; |
|
54 |
|
55 // tell ECom to destroy us |
|
56 REComSession::DestroyedImplementation(key); |
|
57 } |
|
58 |
|
59 |
|
60 void CMMFDspControlMux::PassDestructorKey(TUid aDestructorKey) |
|
61 { |
|
62 // store the destructor key |
|
63 iKey = aDestructorKey; |
|
64 } |
|
65 |
|
66 |
|
67 void CMMFDspControlMux::CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility) |
|
68 { |
|
69 // store a pointer to the utility |
|
70 iUtility = aCustomUtility; |
|
71 } |
|
72 |
|
73 |
|
74 MMMFDevSoundCustomInterfaceMuxPlugin* CMMFDspControlMux::NewL() |
|
75 { |
|
76 CMMFDspControlMux* self = new (ELeave) CMMFDspControlMux; |
|
77 return self; |
|
78 } |
|
79 |
|
80 |
|
81 TAny* CMMFDspControlMux::CustomInterface(TUid /*aInterfaceId*/) |
|
82 { |
|
83 MMMFDSPControl* interface = this; |
|
84 return interface; |
|
85 } |
|
86 |
|
87 |
|
88 CMMFDspControlMux::CMMFDspControlMux() : |
|
89 iRemoteHandle(-1) |
|
90 { |
|
91 } |
|
92 |
|
93 |
|
94 CMMFDspControlMux::~CMMFDspControlMux() |
|
95 { |
|
96 } |
|
97 |
|
98 |
|
99 // from MMMFDSPControl |
|
100 TInt CMMFDspControlMux::MmdspcGetAudioPlaybackInfo (TInt64& aSamplesPlayed, |
|
101 TInt64& aSystemTime, |
|
102 TUint& aBytesDecoderConsumed, |
|
103 TUint& aBytesDecoderDecoded) |
|
104 { |
|
105 TInt result = KErrBadHandle; |
|
106 |
|
107 if (iRemoteHandle > 0) |
|
108 { |
|
109 // holds the returned value |
|
110 TPckgBuf<TAudioPlaybackInfo> returnVal; |
|
111 |
|
112 // any return code other than zero is an error |
|
113 result = iUtility->SendSlaveSyncCommandResult(iRemoteHandle, |
|
114 EMMFDevSoundCIDspCtrlGetAudioPlaybackInfo, |
|
115 KNullDesC8, |
|
116 returnVal); |
|
117 |
|
118 // assign returned value to the individual parameter. Do nothing if there is an error |
|
119 if(result == KErrNone) |
|
120 { |
|
121 aSamplesPlayed = returnVal().iSamplesPlayed; |
|
122 aSystemTime = returnVal().iSystemTime; |
|
123 aBytesDecoderConsumed = returnVal().iBytesDecoderConsumed; |
|
124 aBytesDecoderDecoded = returnVal().iBytesDecoderDecoded; |
|
125 } |
|
126 } |
|
127 |
|
128 return result; |
|
129 } |
|
130 |
|
131 |
|
132 // from MMMFDSPControl |
|
133 TInt CMMFDspControlMux::MmdspcAcceptRecordBuffersInvalidFollowingStop() |
|
134 { |
|
135 TInt result = KErrBadHandle; |
|
136 |
|
137 if (iRemoteHandle > 0) |
|
138 { |
|
139 // any return code other than zero is an error |
|
140 result = iUtility->SendSlaveSyncCommand(iRemoteHandle, |
|
141 EMMFDevSoundCIDspCtrlAcceptRecordBuffersInvalidFollowingStop, |
|
142 KNullDesC8); |
|
143 } |
|
144 |
|
145 return result; |
|
146 } |
|
147 |
|
148 |
|
149 // from MMMFDSPControl |
|
150 TInt CMMFDspControlMux::MmdspcAcceptPlaybackBuffersInvalidFollowingStop() |
|
151 { |
|
152 TInt result = KErrBadHandle; |
|
153 |
|
154 if (iRemoteHandle > 0) |
|
155 { |
|
156 // any return code other than zero is an error |
|
157 result = iUtility->SendSlaveSyncCommand(iRemoteHandle, |
|
158 EMMFDevSoundCIDspCtrlAcceptPlaybackBuffersInvalidFollowingStop, |
|
159 KNullDesC8); |
|
160 } |
|
161 |
|
162 return result; |
|
163 } |
|
164 |
|
165 |
|
166 |
|
167 // DEMUX // |
|
168 |
|
169 TInt CMMFDspControlDeMux::OpenInterface(TUid /*aInterfaceId*/) |
|
170 { |
|
171 return KErrNone; |
|
172 } |
|
173 |
|
174 |
|
175 void CMMFDspControlDeMux::Release() |
|
176 { |
|
177 TUid key = iKey; |
|
178 |
|
179 delete this; |
|
180 |
|
181 // tell ECom to destroy us |
|
182 REComSession::DestroyedImplementation(key); |
|
183 } |
|
184 |
|
185 |
|
186 void CMMFDspControlDeMux::PassDestructorKey(TUid aDestructorKey) |
|
187 { |
|
188 // store the destructor key |
|
189 iKey = aDestructorKey; |
|
190 } |
|
191 |
|
192 |
|
193 void CMMFDspControlDeMux::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget) |
|
194 { |
|
195 iTarget = aTarget; |
|
196 } |
|
197 |
|
198 |
|
199 void CMMFDspControlDeMux::CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aCustomUtility) |
|
200 { |
|
201 // store a pointer to the utility |
|
202 iUtility = aCustomUtility; |
|
203 } |
|
204 |
|
205 |
|
206 void CMMFDspControlDeMux::RefreshL() |
|
207 { |
|
208 // refetch the DSP Control custom interface if we already have a target |
|
209 if (iTarget) |
|
210 { |
|
211 iInterfaceDspControl = static_cast <MMMFDSPControl*> (iTarget->CustomInterface(KUidDSPControl)); |
|
212 |
|
213 if (!iInterfaceDspControl) |
|
214 { |
|
215 iInterfaceDspControl = NULL; |
|
216 User::Leave(KErrNotSupported); |
|
217 } |
|
218 } |
|
219 } |
|
220 |
|
221 |
|
222 MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFDspControlDeMux::NewL() |
|
223 { |
|
224 CMMFDspControlDeMux* self = new (ELeave) CMMFDspControlDeMux; |
|
225 return self; |
|
226 } |
|
227 |
|
228 |
|
229 CMMFDspControlDeMux::CMMFDspControlDeMux() |
|
230 { |
|
231 } |
|
232 |
|
233 |
|
234 CMMFDspControlDeMux::~CMMFDspControlDeMux() |
|
235 { |
|
236 } |
|
237 |
|
238 |
|
239 TInt CMMFDspControlDeMux::DoOpenSlaveL(TUid /*aInterface*/, const TDesC8& /*aPackageBuf*/) |
|
240 { |
|
241 // fetch the DSP Control Hw Device custom interface |
|
242 iInterfaceDspControl = static_cast<MMMFDSPControl*> (iTarget->CustomInterface(KUidDSPControl)); |
|
243 |
|
244 if (!iInterfaceDspControl) |
|
245 { |
|
246 iInterfaceDspControl = NULL; |
|
247 User::Leave(KErrNotSupported); |
|
248 } |
|
249 |
|
250 return KErrNone; |
|
251 } |
|
252 |
|
253 |
|
254 void CMMFDspControlDeMux::DoCloseSlaveL(TInt /*aHandle*/) |
|
255 { |
|
256 // nothing to do |
|
257 } |
|
258 |
|
259 |
|
260 // original RMessage is supplied so that remote demux plugin can extract necessary details |
|
261 // using DeMux utility |
|
262 TInt CMMFDspControlDeMux::DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage) |
|
263 { |
|
264 TMMFDevSoundCIMessageData data; |
|
265 TInt result = KErrGeneral; |
|
266 |
|
267 // decode message |
|
268 iUtility->GetSyncMessageDataL(aMessage, data); |
|
269 |
|
270 switch (data.iCommand) |
|
271 { |
|
272 case EMMFDevSoundCIDspCtrlAcceptRecordBuffersInvalidFollowingStop: |
|
273 { |
|
274 result = DoMmdspcAcceptRecordBuffersInvalidFollowingStopL(); |
|
275 |
|
276 break; |
|
277 } |
|
278 case EMMFDevSoundCIDspCtrlAcceptPlaybackBuffersInvalidFollowingStop: |
|
279 { |
|
280 result = DoMmdspcAcceptPlaybackBuffersInvalidFollowingStopL(); |
|
281 |
|
282 break; |
|
283 } |
|
284 default: |
|
285 { |
|
286 User::Leave(KErrNotSupported); |
|
287 } |
|
288 } |
|
289 |
|
290 return result; |
|
291 } |
|
292 |
|
293 |
|
294 // original RMessage is supplied so that remote demux plugin can extract necessary details |
|
295 // using DeMux utility |
|
296 TInt CMMFDspControlDeMux::DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& aMessage) |
|
297 { |
|
298 TMMFDevSoundCIMessageData data; |
|
299 TInt result = KErrGeneral; |
|
300 |
|
301 // decode message |
|
302 iUtility->GetSyncMessageDataL(aMessage, data); |
|
303 |
|
304 switch (data.iCommand) |
|
305 { |
|
306 case EMMFDevSoundCIDspCtrlGetAudioPlaybackInfo: |
|
307 { |
|
308 TPckgBuf<TAudioPlaybackInfo> pckData; |
|
309 |
|
310 iUtility->ReadFromInputDesL(aMessage, &pckData); |
|
311 |
|
312 result = DoMmdspcGetAudioPlaybackInfoL(pckData().iSamplesPlayed, |
|
313 pckData().iSystemTime, |
|
314 pckData().iBytesDecoderConsumed, |
|
315 pckData().iBytesDecoderDecoded); |
|
316 |
|
317 TPckgBuf<TAudioPlaybackInfo> des(pckData()); |
|
318 iUtility->WriteToOutputDesL(aMessage, des); |
|
319 |
|
320 break; |
|
321 } |
|
322 default: |
|
323 { |
|
324 User::Leave(KErrNotSupported); |
|
325 } |
|
326 } |
|
327 |
|
328 return result; |
|
329 } |
|
330 |
|
331 |
|
332 void CMMFDspControlDeMux::DoSendSlaveAsyncCommandL(const RMmfIpcMessage& /*aMessage*/) |
|
333 { |
|
334 // not used in this interface |
|
335 } |
|
336 |
|
337 |
|
338 void CMMFDspControlDeMux::DoSendSlaveAsyncCommandResultL(const RMmfIpcMessage& /*aMessage*/) |
|
339 { |
|
340 // not used in this interface |
|
341 } |
|
342 |
|
343 |
|
344 TInt CMMFDspControlDeMux::DoMmdspcAcceptRecordBuffersInvalidFollowingStopL() |
|
345 { |
|
346 TInt result = KErrNotFound; |
|
347 |
|
348 if (iInterfaceDspControl) |
|
349 { |
|
350 result = iInterfaceDspControl->MmdspcAcceptRecordBuffersInvalidFollowingStop(); |
|
351 } |
|
352 |
|
353 return result; |
|
354 } |
|
355 |
|
356 |
|
357 TInt CMMFDspControlDeMux::DoMmdspcAcceptPlaybackBuffersInvalidFollowingStopL() |
|
358 { |
|
359 TInt result = KErrNotFound; |
|
360 |
|
361 if (iInterfaceDspControl) |
|
362 { |
|
363 result = iInterfaceDspControl->MmdspcAcceptPlaybackBuffersInvalidFollowingStop(); |
|
364 } |
|
365 |
|
366 return result; |
|
367 } |
|
368 |
|
369 |
|
370 TInt CMMFDspControlDeMux::DoMmdspcGetAudioPlaybackInfoL(TInt64& aSamplesPlayed, |
|
371 TInt64& aSystemTime, |
|
372 TUint& aBytesDecoderConsumed, |
|
373 TUint& aBytesDecoderDecoded) |
|
374 { |
|
375 TInt result = KErrNotFound; |
|
376 |
|
377 if (iInterfaceDspControl) |
|
378 { |
|
379 result = iInterfaceDspControl->MmdspcGetAudioPlaybackInfo(aSamplesPlayed, |
|
380 aSystemTime, |
|
381 aBytesDecoderConsumed, |
|
382 aBytesDecoderDecoded); |
|
383 } |
|
384 |
|
385 return result; |
|
386 } |
|
387 |
|
388 |
|
389 // |
|
390 // ImplementationTable |
|
391 // |
|
392 const TImplementationProxy ImplementationTable[] = |
|
393 { |
|
394 IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceDspControlMux, CMMFDspControlMux::NewL), |
|
395 IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceDspControlDeMux, CMMFDspControlDeMux::NewL), |
|
396 }; |
|
397 |
|
398 // |
|
399 // ImplementationGroupProxy |
|
400 // |
|
401 EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount) |
|
402 { |
|
403 aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy); |
|
404 |
|
405 return ImplementationTable; |
|
406 } |
|
407 |