1 // Copyright (c) 2006-2009 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 "cmmfdevsoundcifileblocklengthimpluid.hrh" |
|
17 |
|
18 #include <ecom/implementationproxy.h> |
|
19 #include <ecom/implementationproxy.h> |
|
20 #include <ecom/ecom.h> |
|
21 #include <s32mem.h> |
|
22 |
|
23 #include "cmmfdevsoundcifileblocklength.h" |
|
24 |
|
25 // __________________________________________________________________________ |
|
26 // Implementation |
|
27 |
|
28 // MUX // |
|
29 |
|
30 TInt CMMFDevSoundCIFileBlockLengthMux::OpenInterface(TUid /*aInterfaceId*/) |
|
31 { |
|
32 // attempt to open the interface link with the |
|
33 // remote slave device |
|
34 iRemoteHandle = -1; |
|
35 TUid slaveId = {KMmfUidCIFileBlockLengthDeMux}; |
|
36 |
|
37 TInt handle = iUtility->OpenSlave(slaveId, KNullDesC8); |
|
38 if (handle >= 0) |
|
39 { |
|
40 iRemoteHandle = handle; |
|
41 } |
|
42 |
|
43 return iRemoteHandle; |
|
44 } |
|
45 |
|
46 void CMMFDevSoundCIFileBlockLengthMux::Release() |
|
47 { |
|
48 // close the slave device if it exists |
|
49 if (iRemoteHandle != -1) |
|
50 { |
|
51 // we assume the slave is closed correctly |
|
52 iUtility->CloseSlave(iRemoteHandle); |
|
53 } |
|
54 |
|
55 TUid key = iKey; |
|
56 delete this; |
|
57 |
|
58 // tell ECom to destroy us |
|
59 REComSession::DestroyedImplementation(key); |
|
60 } |
|
61 |
|
62 void CMMFDevSoundCIFileBlockLengthMux::PassDestructorKey(TUid aDestructorKey) |
|
63 { |
|
64 // store the destructor key |
|
65 iKey = aDestructorKey; |
|
66 } |
|
67 |
|
68 void CMMFDevSoundCIFileBlockLengthMux::CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility) |
|
69 { |
|
70 // store a pointer to the utility |
|
71 iUtility = aCustomUtility; |
|
72 } |
|
73 |
|
74 MMMFDevSoundCustomInterfaceMuxPlugin* CMMFDevSoundCIFileBlockLengthMux::NewL() |
|
75 { |
|
76 CMMFDevSoundCIFileBlockLengthMux* self = new (ELeave) CMMFDevSoundCIFileBlockLengthMux; |
|
77 return self; |
|
78 } |
|
79 |
|
80 TAny* CMMFDevSoundCIFileBlockLengthMux::CustomInterface(TUid /*aInterfaceId*/) |
|
81 { |
|
82 MMMFDevSoundCustomInterfaceFileBlockLength* interface = this; |
|
83 return interface; |
|
84 } |
|
85 |
|
86 CMMFDevSoundCIFileBlockLengthMux::CMMFDevSoundCIFileBlockLengthMux() : |
|
87 iRemoteHandle(-1) |
|
88 { |
|
89 } |
|
90 |
|
91 CMMFDevSoundCIFileBlockLengthMux::~CMMFDevSoundCIFileBlockLengthMux() |
|
92 { |
|
93 } |
|
94 |
|
95 // from MMMFDevSoundCustomInterfaceFileBlockLength |
|
96 |
|
97 void CMMFDevSoundCIFileBlockLengthMux::SetFileBlockLength(TUint aBlockAlign) |
|
98 { |
|
99 if (iRemoteHandle == -1) |
|
100 { |
|
101 return; |
|
102 } |
|
103 |
|
104 // send the BlockAlign in the sync command |
|
105 TPckgBuf<TUint> blockAlignBuffer(aBlockAlign); |
|
106 |
|
107 iUtility->SendSlaveSyncCommand(iRemoteHandle, EMMFDevSoundCIBlockLengthSetFileBlockLength, blockAlignBuffer); |
|
108 } |
|
109 |
|
110 // DEMUX // |
|
111 |
|
112 |
|
113 TInt CMMFDevSoundCIFileBlockLengthDeMux::OpenInterface(TUid /*aInterfaceId*/) |
|
114 { |
|
115 return KErrNone; |
|
116 } |
|
117 |
|
118 void CMMFDevSoundCIFileBlockLengthDeMux::Release() |
|
119 { |
|
120 TUid key = iKey; |
|
121 |
|
122 delete this; |
|
123 |
|
124 // tell ECom to destroy us |
|
125 REComSession::DestroyedImplementation(key); |
|
126 } |
|
127 |
|
128 void CMMFDevSoundCIFileBlockLengthDeMux::PassDestructorKey(TUid aDestructorKey) |
|
129 { |
|
130 // store the destructor key |
|
131 iKey = aDestructorKey; |
|
132 } |
|
133 |
|
134 void CMMFDevSoundCIFileBlockLengthDeMux::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget) |
|
135 { |
|
136 iTarget = aTarget; |
|
137 } |
|
138 |
|
139 void CMMFDevSoundCIFileBlockLengthDeMux::CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aCustomUtility) |
|
140 { |
|
141 // store a pointer to the utility |
|
142 iUtility = aCustomUtility; |
|
143 } |
|
144 |
|
145 void CMMFDevSoundCIFileBlockLengthDeMux::RefreshL() |
|
146 { |
|
147 // refetch the fileblocklength custom interface if we already have a target |
|
148 if (iTarget) |
|
149 { |
|
150 MMMFDevSoundCustomInterfaceFileBlockLength* ptr = NULL; |
|
151 ptr = static_cast<MMMFDevSoundCustomInterfaceFileBlockLength*>(iTarget->CustomInterface(KUidCustomInterfaceDevSoundFileBlockLength)); |
|
152 |
|
153 if (!ptr) |
|
154 { |
|
155 iFileBlockLengthInterface = NULL; |
|
156 User::Leave(KErrNotSupported); |
|
157 } |
|
158 else |
|
159 { |
|
160 iFileBlockLengthInterface = ptr; |
|
161 } |
|
162 } |
|
163 } |
|
164 |
|
165 |
|
166 MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFDevSoundCIFileBlockLengthDeMux::NewL() |
|
167 { |
|
168 CMMFDevSoundCIFileBlockLengthDeMux* self = new (ELeave) CMMFDevSoundCIFileBlockLengthDeMux; |
|
169 return self; |
|
170 } |
|
171 |
|
172 CMMFDevSoundCIFileBlockLengthDeMux::CMMFDevSoundCIFileBlockLengthDeMux() |
|
173 { |
|
174 } |
|
175 |
|
176 CMMFDevSoundCIFileBlockLengthDeMux::~CMMFDevSoundCIFileBlockLengthDeMux() |
|
177 { |
|
178 } |
|
179 |
|
180 |
|
181 TInt CMMFDevSoundCIFileBlockLengthDeMux::DoOpenSlaveL(TUid /*aInterface*/, const TDesC8& /*aPackageBuf*/) |
|
182 { |
|
183 // fetch the fileblocklength custom interface |
|
184 MMMFDevSoundCustomInterfaceFileBlockLength* ptr = NULL; |
|
185 ptr = static_cast <MMMFDevSoundCustomInterfaceFileBlockLength*> (iTarget->CustomInterface(KUidCustomInterfaceDevSoundFileBlockLength)); |
|
186 |
|
187 if (!ptr) |
|
188 { |
|
189 iFileBlockLengthInterface = NULL; |
|
190 User::Leave(KErrNotSupported); |
|
191 } |
|
192 else |
|
193 { |
|
194 iFileBlockLengthInterface = ptr; |
|
195 } |
|
196 return KErrNone; |
|
197 } |
|
198 |
|
199 void CMMFDevSoundCIFileBlockLengthDeMux::DoCloseSlaveL(TInt /*aHandle*/) |
|
200 { |
|
201 // nothing to do |
|
202 } |
|
203 |
|
204 // original RMessage is supplied so that remote demux plugin can extract necessary details |
|
205 // using DeMux utility |
|
206 TInt CMMFDevSoundCIFileBlockLengthDeMux::DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage) |
|
207 { |
|
208 TMMFDevSoundCIMessageData data; |
|
209 |
|
210 // decode message |
|
211 iUtility->GetSyncMessageDataL(aMessage, data); |
|
212 TInt retVal = -1; |
|
213 |
|
214 switch (data.iCommand) |
|
215 { |
|
216 case EMMFDevSoundCIBlockLengthSetFileBlockLength: |
|
217 { |
|
218 // we know that offset 2 contains a TInt |
|
219 TPckgBuf<TUint> blockAlignBuffer; |
|
220 iUtility->ReadFromInputDesL(aMessage, &blockAlignBuffer); |
|
221 |
|
222 DoSetFileBlockLengthL(blockAlignBuffer()); |
|
223 retVal = KErrNone; |
|
224 break; |
|
225 } |
|
226 |
|
227 default: |
|
228 { |
|
229 User::Leave(KErrNotSupported); |
|
230 } |
|
231 } |
|
232 |
|
233 return retVal; |
|
234 } |
|
235 |
|
236 TInt CMMFDevSoundCIFileBlockLengthDeMux::DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& /*aMessage*/) |
|
237 { |
|
238 return KErrNotSupported; |
|
239 } |
|
240 |
|
241 void CMMFDevSoundCIFileBlockLengthDeMux::DoSendSlaveAsyncCommandL(const RMmfIpcMessage& /*aMessage*/) |
|
242 { |
|
243 // not used in this interface |
|
244 } |
|
245 |
|
246 void CMMFDevSoundCIFileBlockLengthDeMux::DoSendSlaveAsyncCommandResultL(const RMmfIpcMessage& /*aMessage*/) |
|
247 { |
|
248 // not used in this interface |
|
249 } |
|
250 |
|
251 void CMMFDevSoundCIFileBlockLengthDeMux::DoSetFileBlockLengthL(TUint aBlockAlign) |
|
252 { |
|
253 if (!iFileBlockLengthInterface) |
|
254 { |
|
255 User::Leave(KErrNotReady); |
|
256 } |
|
257 |
|
258 // set the block length |
|
259 iFileBlockLengthInterface->SetFileBlockLength(aBlockAlign); |
|
260 } |
|
261 |
|
262 |
|
263 |
|
264 // |
|
265 // ImplementationTable |
|
266 // |
|
267 |
|
268 const TImplementationProxy ImplementationTable[] = |
|
269 { |
|
270 IMPLEMENTATION_PROXY_ENTRY(KMmfUidCIFileBlockLengthMux, CMMFDevSoundCIFileBlockLengthMux::NewL), |
|
271 IMPLEMENTATION_PROXY_ENTRY(KMmfUidCIFileBlockLengthDeMux, CMMFDevSoundCIFileBlockLengthDeMux::NewL), |
|
272 }; |
|
273 |
|
274 |
|
275 // |
|
276 // ImplementationGroupProxy |
|
277 // |
|
278 // |
|
279 |
|
280 EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount) |
|
281 { |
|
282 aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy); |
|
283 |
|
284 return ImplementationTable; |
|
285 } |
|
286 |
|
287 #ifndef EKA2 |
|
288 /** DLL Entry point */ |
|
289 GLDEF_C TInt E32Dll(TDllReason /*aReason*/) |
|
290 { |
|
291 return(KErrNone); |
|
292 } |
|
293 #endif |
|
294 |
|