devsound/devsoundrefplugin/src/server/Policy/MmfAudioPolicyProxy.cpp
changeset 0 40261b775718
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     1 // Copyright (c) 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 <f32file.h>
       
    17 #include <e32math.h>
       
    18 #include "mmfAudioPolicyProxy.h"
       
    19 #include "MmfAudioPolicyStart.h"
       
    20 #include "MmfBase.hrh"
       
    21 #include "MmfDevSoundInfo.h"
       
    22 #include "MmfAudioPolicyServer.h"
       
    23 
       
    24 
       
    25 
       
    26 EXPORT_C TInt RMMFAudioPolicyProxy::Open(RServer2& aPolicyServerHandle)
       
    27 	{
       
    28 	ASSERT(aPolicyServerHandle.Handle());
       
    29 	
       
    30 	// Server is already running and attempt to create a session
       
    31 	// 4 message slots
       
    32 	TInt err = CreateSession(aPolicyServerHandle, TVersion(KMMFAudioPolicyVersion,
       
    33 													KMMFAudioPolicyMinorVersionNumber,
       
    34 													KMMFAudioPolicyBuildVersionNumber));		
       
    35 	return err;		
       
    36 	}
       
    37 
       
    38 EXPORT_C TInt RMMFAudioPolicyProxy::CreateServer(RServer2& aPolicyServerHandle)
       
    39 	{
       
    40 	TServerStart start(aPolicyServerHandle);
       
    41 	TThreadFunction serverFunc = CMMFAudioPolicyServer::StartThread;
       
    42 	RThread server;
       
    43 	TInt err = server.Create(_L(""),serverFunc, KAudioPolicyServerStackSize,
       
    44 							KAudioPolicyServerInitHeapSize, KAudioPolicyServerMaxHeapSize,
       
    45 							&start, EOwnerProcess);
       
    46 	if(err != KErrNone)
       
    47 		{
       
    48 		return err;
       
    49 		}		
       
    50 		// Synchronise with the server
       
    51 	TRequestStatus reqStatus;
       
    52 	server.Rendezvous(reqStatus);
       
    53 	if (reqStatus!=KRequestPending)
       
    54 		{
       
    55 		server.Kill(0);
       
    56 		}
       
    57 	else 
       
    58 		{
       
    59 		// Start the test harness
       
    60 		server.Resume();
       
    61 		// Server will call the reciprocal static synchronise call
       
    62 		}
       
    63 	User::WaitForRequest(reqStatus); // wait for start or death
       
    64 	server.Close();
       
    65 	if(reqStatus.Int() != KErrNone)
       
    66 		{
       
    67 		return reqStatus.Int();
       
    68 		}
       
    69 	return err;		
       
    70 	}
       
    71 
       
    72 EXPORT_C TInt RMMFAudioPolicyProxy::SetDevSoundInfo(TMMFDevSoundInfo& aDevSoundInfo)
       
    73 	{
       
    74 	TMMFDevSoundInfoPckg psPckg(aDevSoundInfo);
       
    75 	return SendReceive(EMMFPolicySetDevSoundInfo, psPckg);
       
    76 	}
       
    77 
       
    78 EXPORT_C void RMMFAudioPolicyProxy::MakeRequest(TMMFAudioPolicyPrioritySettings& aPrioritySettings)
       
    79 	{
       
    80 	iPsPckg().iState = aPrioritySettings.iState;
       
    81 	iPsPckg().iPref = aPrioritySettings.iPref;
       
    82 	iPsPckg().iPriority = aPrioritySettings.iPriority;
       
    83 	iPsPckg().iCapabilities = aPrioritySettings.iCapabilities;
       
    84 	SendReceive(EMMFPolicyMakeRequest, iPsPckg);
       
    85 	}
       
    86 
       
    87 EXPORT_C TInt RMMFAudioPolicyProxy::UpdateState(TMMFAudioPolicyPrioritySettings& aPrioritySettings)
       
    88 	{
       
    89 	TMMFAudioPolicyPrioritySettingsPckg psPckg(aPrioritySettings);
       
    90 	return SendReceive(EMMFPolicyUpdateState, psPckg);
       
    91 	}
       
    92 
       
    93 EXPORT_C void RMMFAudioPolicyProxy::ReceiveEvents(TMMFAudioPolicyEventPckg& aEventPckg, TRequestStatus& aStatus)
       
    94 	{
       
    95 	SendReceiveResult(EMMFPolicyReceiveEvents, aEventPckg, aStatus);
       
    96 	}
       
    97 
       
    98 EXPORT_C TInt RMMFAudioPolicyProxy::CancelReceiveEvents()
       
    99 	{
       
   100 	return SendReceive(EMMFPolicyCancelReceiveEvents);
       
   101 	}
       
   102 
       
   103 EXPORT_C TInt RMMFAudioPolicyProxy::GetPlayFormatsSupported(RMdaDevSound::TSoundFormatsSupportedBuf& aPlayFormatsSupported) 
       
   104 	{
       
   105 	RMdaDevSound::TSoundFormatsSupportedBuf playFormatsSupported;
       
   106 	TInt err = SendReceiveResult(EMMFPolicyGetPlayFormatsSupported, playFormatsSupported);
       
   107 	if (!err)
       
   108 		aPlayFormatsSupported = playFormatsSupported;
       
   109 	return  err;
       
   110 	}
       
   111 
       
   112 EXPORT_C TInt RMMFAudioPolicyProxy::GetRecordFormatsSupported(RMdaDevSound::TSoundFormatsSupportedBuf& aRecordFormatsSupported) 
       
   113 	{
       
   114 	RMdaDevSound::TSoundFormatsSupportedBuf recordFormatsSupported;
       
   115 	TInt err = SendReceiveResult(EMMFPolicyGetRecordFormatsSupported, recordFormatsSupported);
       
   116 	if (!err)
       
   117 		aRecordFormatsSupported = recordFormatsSupported;
       
   118 	return  err;
       
   119 	}
       
   120 
       
   121 EXPORT_C TInt RMMFAudioPolicyProxy::GetPlayFormat(RMdaDevSound::TCurrentSoundFormatBuf& aPlayFormat) 
       
   122 	{
       
   123 	RMdaDevSound::TCurrentSoundFormatBuf playFormat;
       
   124 	TInt err = SendReceiveResult(EMMFPolicyGetPlayFormat, playFormat);
       
   125 	if (!err)
       
   126 		aPlayFormat = playFormat;
       
   127 	return  err;
       
   128 	}
       
   129 
       
   130 EXPORT_C TInt RMMFAudioPolicyProxy::GetRecordFormat(RMdaDevSound::TCurrentSoundFormatBuf& aRecordFormat) 
       
   131 	{
       
   132 	RMdaDevSound::TCurrentSoundFormatBuf recordFormat;
       
   133 	TInt err = SendReceiveResult(EMMFPolicyGetRecordFormat, recordFormat);
       
   134 	if (!err)
       
   135 		aRecordFormat = recordFormat;
       
   136 	return  err;
       
   137 	}
       
   138 
       
   139 EXPORT_C TInt RMMFAudioPolicyProxy::LaunchRequests()
       
   140 	{
       
   141 	return SendReceive(EMMFPolicyLaunchRequests);
       
   142 	}
       
   143 
       
   144 EXPORT_C TInt RMMFAudioPolicyProxy::RequestResourceNotification(TUid aNotificationEventUid, const TDesC8& aNotificationDelay)
       
   145 	{
       
   146 	TUid eventType = KNullUid;
       
   147 	TMMFAudioPolicyResourceNotificationSettingsPckg pckg;
       
   148 	pckg().iNotificationUid = eventType;
       
   149 	TInt err = SendReceiveResult(EMMFPolicyGetResourceNotificationEvent, pckg);
       
   150 	eventType = pckg().iNotificationUid;
       
   151 	if(!err)
       
   152 		{
       
   153 		if(eventType != aNotificationEventUid )
       
   154 			{
       
   155 			pckg().iNotificationUid = aNotificationEventUid;
       
   156 			pckg().iNotificationDelay = aNotificationDelay;
       
   157 			return SendReceive(EMMFPolicyRequestResourceNotification, pckg);		
       
   158 			}
       
   159 		else
       
   160 			{
       
   161 			return KErrAlreadyExists;
       
   162 			}
       
   163 		}
       
   164 	return err;	
       
   165 	}
       
   166 	
       
   167 EXPORT_C TInt RMMFAudioPolicyProxy::CancelRequestResourceNotification(TUid aNotificationEventUid)
       
   168 	{
       
   169 	TUid eventType = KNullUid;
       
   170 	TMMFAudioPolicyResourceNotificationSettingsPckg pckg;
       
   171 	pckg().iNotificationUid = eventType;
       
   172 	TInt err = SendReceiveResult(EMMFPolicyGetResourceNotificationEvent, pckg);
       
   173 	eventType = pckg().iNotificationUid;
       
   174 	if(!err)
       
   175 		{
       
   176 		if(eventType == aNotificationEventUid )
       
   177 			{
       
   178 			pckg().iNotificationUid = aNotificationEventUid;
       
   179 			return SendReceive(EMMFPolicyCancelRequestResourceNotification, pckg);	
       
   180 			}
       
   181 		else
       
   182 			{
       
   183 			return KErrCancel;
       
   184 			}
       
   185 		}
       
   186 	return err;
       
   187 	}
       
   188 	
       
   189 EXPORT_C TInt RMMFAudioPolicyProxy::StopNotification()
       
   190 	{
       
   191 	return SendReceive(EMMFPolicyStopNotification);
       
   192 	}
       
   193 
       
   194 EXPORT_C TInt RMMFAudioPolicyProxy::IsRegisteredResourceNotification(TUid aEventType)
       
   195 	{
       
   196 	TUid eventType = KNullUid;
       
   197 	TMMFAudioPolicyResourceNotificationSettingsPckg pckg;
       
   198 	pckg().iNotificationUid = eventType;
       
   199 	TInt err = SendReceiveResult(EMMFPolicyGetResourceNotificationEvent, pckg);
       
   200 	if(err != KErrNone)
       
   201 		{
       
   202 		return err;
       
   203 		}
       
   204 	eventType = pckg().iNotificationUid;
       
   205 	if(eventType == aEventType)
       
   206 		{
       
   207 		return KErrNone;
       
   208 		}
       
   209 	return KErrNotSupported;
       
   210 	}
       
   211