--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/remotecontrol/avrcp/remconbeareravrcp/src/avrcpplayerinfomanager.cpp Wed Oct 13 16:20:29 2010 +0300
@@ -0,0 +1,883 @@
+// Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+
+
+/**
+ @file
+ @internalComponent
+ @released
+*/
+
+#include <avctpservices.h> // for AVCTP protocol version
+#include <bt_sock.h> // for PSM values
+#include <remcon/clientid.h>
+#include <absolutevolumeapi.h>
+#include <remcon/remconbearerbulkobserver.h>
+
+#include "avrcp.h"
+#include "avrcpplayerinfomanager.h"
+#include "avrcpsdputils.h"
+#include "playerbitmasks.h"
+#include "avrcputils.h"
+#include "avrcplog.h"
+#include "mediabrowse.h"
+#include "nowplaying.h"
+#include "playerinformation.h"
+#include "remcongroupnavigation.h"
+
+#ifdef _DEBUG
+PANICCATEGORY("playerinfo");
+#endif // _DEBUG
+
+static TBool PlayerCompare(const TRemConClientId* aId, const TAvrcpMediaPlayerItem& aItem)
+ {
+ LOG_STATIC_FUNC
+ return (aId && *aId == aItem.iId);
+ }
+
+enum TFirstAbsVolSupport { EFirstAbsVolSupport };
+static TBool FirstAbsVolSupport(const TFirstAbsVolSupport*, const TAvrcpMediaPlayerItem& aItem)
+ {
+ LOG_STATIC_FUNC
+ return aItem.iId != KNullClientId && aItem.iAbsoluteVolumeSupport;
+ }
+
+enum TFirstBrowsingSupport { EFirstBrowsingSupport };
+static TBool FirstBrowsingSupport(const TFirstBrowsingSupport*, const TAvrcpMediaPlayerItem& aItem)
+ {
+ LOG_STATIC_FUNC
+ return aItem.iId != KNullClientId && (aItem.iSdpFeatures & AvrcpSdp::EBrowsing);
+ }
+
+CAvrcpPlayerInfoManager* CAvrcpPlayerInfoManager::NewL(MRemConBearerObserver& aObserver, MRemConCommandInterface& aCommandInterface)
+ {
+ LOG_STATIC_FUNC
+ CAvrcpPlayerInfoManager* info = new(ELeave) CAvrcpPlayerInfoManager(aObserver);
+ CleanupStack::PushL(info);
+ info->ConstructL(aCommandInterface);
+ CleanupStack::Pop(info);
+ return info;
+ }
+
+void CAvrcpPlayerInfoManager::ConstructL(MRemConCommandInterface& aCommandInterface)
+ {
+ LOG_FUNC
+ LEAVEIFERRORL(iLock.CreateLocal());
+ LEAVEIFERRORL(iSdp.Connect());
+ LEAVEIFERRORL(iSdpDatabase.Open(iSdp));
+
+ iPlayStatusWatcher = CPlayStatusWatcher::NewL(*this, aCommandInterface);
+
+ TCallBack cb(PlayerUpdateCallBack, this);
+ iControlThreadCallBack.Create(cb, CActive::EPriorityStandard);
+ iControlThreadCallBack.Start();
+ }
+
+CAvrcpPlayerInfoManager::~CAvrcpPlayerInfoManager()
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+ iLock.Wait();// serialise access...
+ iLock.Close();
+ delete iPlayStatusWatcher;
+ ASSERT_DEBUG(!iUidWatcher); // created in bulk thread context...
+ iControlThreadCallBack.Close();
+ iObservers.Close();
+ iPlayers.Close();
+ iSdpDatabase.Close();
+ iSdp.Close();
+ }
+
+CAvrcpPlayerInfoManager::CAvrcpPlayerInfoManager(MRemConBearerObserver& aObserver)
+ : iControlBearerObserver(aObserver)
+ {
+ LOG_FUNC
+ }
+
+/**
+This function sets up the handling in the bulk thread. This involves creating the
+player state watcher, which maintains an up to date view of the UID counter values
+for each player with a bulk interface. It does this by acting as an internal
+command handler. The bulk bearer expects the player info manager to provide it
+with a command handling interface for commands on internal interfaces, so we provide
+it with the interface for the state watcher, which is where all our internal commands
+come from.
+*/
+MIncomingCommandHandler* CAvrcpPlayerInfoManager::BulkStartedL(MRemConCommandInterface& aCommandInterface)
+ {
+ LOG_FUNC;
+ ASSERT_BULK_THREAD;
+
+ iUidWatcher = CUidWatcher::NewL(*this, aCommandInterface);
+ return iUidWatcher;
+ }
+
+void CAvrcpPlayerInfoManager::BulkStopped()
+ {
+ LOG_FUNC;
+ ASSERT_BULK_THREAD;
+ delete iUidWatcher;
+ iUidWatcher = NULL;
+ }
+
+// Helper function for ClientAvailable and TargetFeaturesUpdated
+TInt CAvrcpPlayerInfoManager::SetItemDetails(TAvrcpMediaPlayerItem& aItem, TPlayerType aPlayerType, TPlayerSubType aPlayerSubType, const TDesC8& aName)
+ {
+ aItem.iPlayerType = aPlayerType;
+ aItem.iPlayerSubType = aPlayerSubType;
+ aItem.iName.Set(aName);
+ aItem.iFeatureBitmask = TPlayerFeatureBitmask();
+ return SetPlayerFeatures(aItem.iId, aItem.iFeatureBitmask, aItem.iSdpFeatures, aItem.iAbsoluteVolumeSupport);
+ }
+
+// Helper function for ClientAvailable and TargetFeaturesUpdated
+void CAvrcpPlayerInfoManager::UpdateTargetSdpRecord()
+ {
+ // Update SDP record, if this fails we carry on, it's non-fatal
+ TInt sdpErr = KErrNone;
+ if(!iTargetRecord)
+ {
+ TRAP(sdpErr, AvrcpSdpUtils::CreateTargetServiceRecordL(iSdpDatabase, iTargetRecord));
+ }
+ if(sdpErr == KErrNone)
+ {
+ TRAP_IGNORE(UpdateTgServiceRecordL());
+ }
+ }
+
+void CAvrcpPlayerInfoManager::ClientAvailable(const TRemConClientId& aId, TPlayerType aPlayerType, TPlayerSubType aPlayerSubType, const TDesC8& aName)
+ {
+ LOG_FUNC;
+ ASSERT_CONTROL_THREAD;
+ iLock.Wait();
+ // Add this to our client list, using any holes in the client id array
+ TInt index = NextPlayerIndex();
+ if(index < 0)
+ {
+ // Couldn't allocate memory to store this player, remote will just
+ // have to make do with the current set
+ iLock.Signal();
+ return;
+ }
+
+ TAvrcpMediaPlayerItem& item = iPlayers[index];
+ item.iId = aId;
+ item.iBulkClientAvailable = EFalse;
+ item.iUidCounter = 0;
+ item.iLastUpdatedUidCounter = 0;
+ item.iPlaybackStatus = MPlayerEventsObserver::EStopped;
+ TInt err = SetItemDetails(item, aPlayerType, aPlayerSubType, aName);
+
+ // Release lock before calling out of player info manager in case
+ // anyone needs to call back in - we're finished updating the
+ // info now.
+ iLock.Signal();
+
+ if(!err)
+ {
+ TRAP(err, iPlayStatusWatcher->StartWatchingPlayerL(aId));
+ if(!err)
+ {
+ UpdateTargetSdpRecord();
+ for(TInt i = 0; i<iObservers.Count(); i++)
+ {
+ iObservers[i]->MpcoAvailablePlayersChanged();
+ }
+ }
+ else
+ {
+ iLock.Wait();
+ // We know that the player array is only modified from the control thread
+ // so it's valid to use index now even though coverity thinks its stale
+ // coverity[use]
+ iPlayers[index].iId = KNullClientId;
+ iLock.Signal();
+ }
+ }
+ }
+
+void CAvrcpPlayerInfoManager::ClientNotAvailable(const TRemConClientId& aId)
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+ iLock.Wait();
+ TInt index = iPlayers.Find(aId, PlayerCompare);
+ if(index < 0)
+ {
+ // May not be here if we couldn't allocate memory to store this
+ // when we were first told about it
+ iLock.Signal();
+ return;
+ }
+
+ iPlayStatusWatcher->StopWatchingPlayer(aId);
+ iPlayers[index].iId = KNullClientId;
+
+ //Release lock as soon as we've stopped fiddling
+ iLock.Signal();
+
+ for(TInt i = 0; i<iObservers.Count(); i++)
+ {
+ iObservers[i]->MpcoAvailablePlayersChanged();
+ }
+
+ // Don't put requirement on ordering of ClientNotAvailable/ClientStatus calls
+ if(iTargetRecord)
+ {
+ TRAP_IGNORE(UpdateTgServiceRecordL());
+ }
+ }
+
+void CAvrcpPlayerInfoManager::ClientStatus(TBool aControllerPresent, TBool aTargetPresent)
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+ // SDP only used in the control thread
+
+ //If we have gone from 1->0 on either of these we can remove the record now,
+ // otherwise wait for more detail on ClientAvailable or ControllerFeaturesUpdatedL
+ if(!aControllerPresent && iControllerRecord)
+ {
+ iSdpDatabase.DeleteRecord(iControllerRecord);
+ iControllerRecord = 0;
+ }
+
+ if(!aTargetPresent && iTargetRecord)
+ {
+ iSdpDatabase.DeleteRecord(iTargetRecord);
+ iTargetRecord = 0;
+ }
+ }
+
+TInt CAvrcpPlayerInfoManager::SetLocalAddressedClient(const TRemConClientId& aId)
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+
+ TUint16 playerId = 0;
+ TRAPD(err, playerId = PlayerL(aId));
+ static_cast<void>(playerId==playerId); // We only want to check if the bearer knows about the client.
+ if(err == KErrNone)
+ {
+ for(TInt i = 0; i<iObservers.Count(); i++)
+ {
+ iObservers[i]->MpcoAddressedPlayerChangedLocally(aId);
+ }
+ }
+
+ return err;
+ }
+
+void CAvrcpPlayerInfoManager::ControllerFeaturesUpdatedL(RArray<TUid>& aSupportedInterfaces)
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+ // SDP only used in the control thread
+
+ TUint16 avrcpVersion = AvrcpSdp::KAvrcpProfileVersion13;
+ TUint16 avctpVersion = AvrcpSdp::KAvctpProtocolVersion12;
+
+ if(aSupportedInterfaces.Find(TUid::Uid(KRemConAbsoluteVolumeControllerApiUid)) >= 0)
+ {
+ avrcpVersion = AvrcpSdp::KAvrcpProfileVersion14;
+ avctpVersion = AvrcpSdp::KAvctpProtocolVersion13;
+ }
+
+ if(!iControllerRecord)
+ {
+ AvrcpSdpUtils::CreateControllerServiceRecordL(iSdpDatabase, iControllerRecord, avrcpVersion);
+ }
+ else
+ {
+ AvrcpSdpUtils::UpdateControllerServiceClassListL(iSdpDatabase, iControllerRecord, avrcpVersion);
+ }
+
+ AvrcpSdpUtils::UpdateProtocolDescriptorListL(iSdpDatabase, iControllerRecord, avctpVersion);
+ AvrcpSdpUtils::UpdateProfileDescriptorListL(iSdpDatabase, iControllerRecord, avrcpVersion);
+ AvrcpSdpUtils::UpdateSupportedFeaturesL(iSdpDatabase, iControllerRecord, AvrcpSdp::ERemoteControl, AvrcpSdp::KAvrcpBaseCtFeatures);
+ }
+
+void CAvrcpPlayerInfoManager::TargetFeaturesUpdated(const TRemConClientId& aId, TPlayerType aPlayerType, TPlayerSubType aPlayerSubType, const TDesC8& aName)
+ {
+ LOG_FUNC;
+ ASSERT_CONTROL_THREAD;
+ iLock.Wait();
+ // Find this client in our client list
+ TInt index = iPlayers.Find(aId, PlayerCompare);
+ if(index < 0)
+ {
+ // Couldn't find client in client list, maybe we removed it after an earlier failure
+ iLock.Signal();
+ return;
+ }
+
+ TAvrcpMediaPlayerItem& item = iPlayers[index];
+ TInt err = SetItemDetails(item, aPlayerType, aPlayerSubType, aName);
+
+ if(!err)
+ {
+ UpdateTargetSdpRecord();
+ }
+ else
+ {
+ // There was an error updating the features so remove this client from the client list
+ iPlayers[index].iId = KNullClientId;
+ }
+
+ // Release lock before calling out of player info manager in case
+ // anyone needs to call back in - we're finished updating the
+ // info now.
+ iLock.Signal();
+
+ for(TInt i = 0; i<iObservers.Count(); i++)
+ {
+ iObservers[i]->MpcoAvailablePlayersChanged();
+ }
+ }
+
+MIncomingCommandHandler& CAvrcpPlayerInfoManager::InternalCommandHandler()
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+
+ return *iPlayStatusWatcher;
+ }
+
+void CAvrcpPlayerInfoManager::BulkClientAvailable(const TRemConClientId& aId)
+ {
+ LOG_FUNC
+ ASSERT_BULK_THREAD
+ iLock.Wait();
+ TInt index = iPlayers.Find(aId, PlayerCompare);
+ if(index < 0)
+ {
+ iLock.Signal();
+ return;
+ }
+ ASSERT(!iPlayers[index].iBulkClientAvailable);
+
+ TRAPD(err, iUidWatcher->StartWatchingPlayerL(aId));
+
+ if(!err)
+ {
+ iPlayers[index].iBulkClientAvailable = ETrue;
+ }
+
+ iLock.Signal();
+ }
+
+void CAvrcpPlayerInfoManager::BulkClientNotAvailable(const TRemConClientId& aId)
+ {
+ LOG_FUNC
+ ASSERT_BULK_THREAD
+ iLock.Wait();
+ TInt index = iPlayers.Find(aId, PlayerCompare);
+ if(index >= 0)
+ {
+ ASSERT(iPlayers[index].iBulkClientAvailable);
+ iPlayers[index].iBulkClientAvailable = EFalse;
+ }
+ iLock.Signal();
+ iUidWatcher->StopWatchingPlayer(aId);
+ }
+
+void CAvrcpPlayerInfoManager::AddObserverL(MPlayerChangeObserver& aObserver)
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+ iObservers.AppendL(&aObserver);
+ }
+
+void CAvrcpPlayerInfoManager::RemoveObserver(MPlayerChangeObserver& aObserver)
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+ TInt index = iObservers.Find(&aObserver);
+ if(index >= 0)
+ {
+ iObservers.Remove(index);
+ }
+ }
+
+TRemConClientId CAvrcpPlayerInfoManager::ClientL(TUint16 aAvrcpPlayerId) const
+ {
+ LOG_FUNC
+ // THREAD - Bulk and Control
+
+ iLock.Wait();
+ CleanupSignalPushL(iLock);
+
+ TRemConClientId clientId = KNullClientId;
+ if(ValidPlayer(aAvrcpPlayerId))
+ {
+ clientId = iPlayers[aAvrcpPlayerId].iId;
+ }
+ else
+ {
+ LEAVEL(KErrNotFound);
+ }
+
+ CleanupStack::PopAndDestroy(&iLock);
+
+ return clientId;
+ }
+
+TRemConClientId CAvrcpPlayerInfoManager::Client(TUint16 aAvrcpPlayerId) const
+ {
+ LOG_FUNC
+ // THREAD - Bulk and Control
+
+ iLock.Wait();
+
+ TRemConClientId clientId = KNullClientId;
+ __ASSERT_DEBUG(ValidPlayer(aAvrcpPlayerId), AvrcpUtils::Panic(EInvalidPlayerId));
+
+ clientId = iPlayers[aAvrcpPlayerId].iId;
+
+ iLock.Signal();
+ return clientId;
+ }
+
+TUint16 CAvrcpPlayerInfoManager::PlayerL(const TRemConClientId& aClientId) const
+ {
+ LOG_FUNC
+ // THREAD - Bulk and Control
+
+ iLock.Wait();
+
+ TUint16 player = 0;
+ TBool found = EFalse;
+ for(TInt i = 0; i < iPlayers.Count(); i++)
+ {
+ if(PlayerCompare(&aClientId, iPlayers[i]))
+ {
+ player = i;
+ found = ETrue;
+ }
+ }
+
+ iLock.Signal();
+
+ if(!found)
+ {
+ LEAVEL(KErrNotFound);
+ }
+
+ return player;
+ }
+
+TInt CAvrcpPlayerInfoManager::PlayerListing(TUint aStartItem, TUint aEndItem, RArray<TUint>& aPlayers)
+ {
+ LOG_FUNC
+ ASSERT_BULK_THREAD
+
+ if(aStartItem > aEndItem)
+ {
+ return KErrArgument;
+ }
+
+ iLock.Wait();
+ if(aStartItem >= iPlayers.Count())
+ {
+ iLock.Signal();
+ return KErrArgument;
+ }
+
+ TInt err = KErrNone;
+ for(TUint i = aStartItem; i <= aEndItem && i < iPlayers.Count() && err == KErrNone; i++)
+ {
+ if(iPlayers[i].iId != KNullClientId)
+ {
+ err = aPlayers.Append(i);
+ }
+ }
+
+ iLock.Signal();
+ return err;
+ }
+
+TInt CAvrcpPlayerInfoManager::PlayerListing(RArray<TUint>& aPlayers)
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+ iLock.Wait();
+ TInt err = KErrNone;
+ for(TInt i = 0; i < iPlayers.Count() && err == KErrNone; i++)
+ {
+ if(iPlayers[i].iId != KNullClientId)
+ {
+ err = aPlayers.Append(i);
+ }
+ }
+
+ iLock.Signal();
+ return err;
+ }
+
+void CAvrcpPlayerInfoManager::MediaPlayerItemL(const TUint16& aAvrcpPlayerId, RMediaPlayerItem& aItem)
+ {
+ LOG_FUNC
+ ASSERT_BULK_THREAD
+ iLock.Wait();
+ CleanupSignalPushL(iLock);
+
+ if(ValidPlayer(aAvrcpPlayerId))
+ {
+ aItem.iType = AvrcpBrowsing::EMediaPlayer;
+ aItem.iPlayerId = aAvrcpPlayerId;
+ aItem.iPlayerType = iPlayers[aAvrcpPlayerId].iPlayerType;
+ aItem.iPlayerSubType = iPlayers[aAvrcpPlayerId].iPlayerSubType;
+ aItem.iPlayStatus = iPlayers[aAvrcpPlayerId].iPlaybackStatus;
+ aItem.iFeatureBitmask = iPlayers[aAvrcpPlayerId].iFeatureBitmask.FeatureBitmask();
+ aItem.iCharset = KUtf8MibEnum;
+ aItem.iNameLength = iPlayers[aAvrcpPlayerId].iName.Length();
+ // Takes a copy of media player name
+ aItem.iName.CreateL(iPlayers[aAvrcpPlayerId].iName);
+
+ aItem.iLength = 28 + aItem.iNameLength;
+ }
+ else
+ {
+ LEAVEL(KErrNotFound);
+ }
+
+ CleanupStack::PopAndDestroy(&iLock);
+ }
+
+TBool CAvrcpPlayerInfoManager::ValidPlayer(const TUint16& aAvrcpPlayerId) const
+ {
+ LOG_FUNC
+
+ if(aAvrcpPlayerId >= iPlayers.Count() || iPlayers[aAvrcpPlayerId].iId == KNullClientId)
+ {
+ return EFalse;
+ }
+ else
+ {
+ return ETrue;
+ }
+ }
+
+TInt CAvrcpPlayerInfoManager::NextPlayerIndex()
+ {
+ LOG_FUNC
+
+ TRemConClientId nullId = KNullClientId;
+ TInt index = iPlayers.Find(nullId, PlayerCompare);
+
+ if(index < 0)
+ {
+ // No gaps to fill, add another item to the player list
+ TAvrcpMediaPlayerItem item;
+ TInt err = iPlayers.Append(item);
+ if(!err)
+ {
+ index = iPlayers.Count() - 1;
+ }
+ }
+
+ return index;
+ }
+
+void CAvrcpPlayerInfoManager::MuoUidChanged(TRemConClientId aId, TUint16 aUidCounter)
+ {
+ LOG_FUNC;
+ ASSERT_BULK_THREAD
+ iLock.Wait();
+ TInt index = iPlayers.Find(aId, PlayerCompare);
+ if(index >= 0)
+ {
+ iPlayers[index].iUidCounter = aUidCounter;
+ }
+ iLock.Signal();
+
+ iControlThreadCallBack.CallBack();
+ }
+
+void CAvrcpPlayerInfoManager::MuoError(TRemConClientId aId)
+ {
+ // Narg. Tell everyone we can't use this player anymore
+ BulkClientNotAvailable(aId);
+ }
+
+void CAvrcpPlayerInfoManager::MpsoPlayStatusChanged(TRemConClientId aId, MPlayerEventsObserver::TPlaybackStatus aPlaybackStatus)
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+ iLock.Wait();
+ TInt index = iPlayers.Find(aId, PlayerCompare);
+ if(index >= 0)
+ {
+ iPlayers[index].iPlaybackStatus = static_cast<MPlayerEventsObserver::TPlaybackStatus>(aPlaybackStatus);
+ }
+ iLock.Signal();
+ }
+
+void CAvrcpPlayerInfoManager::MpsoError(TRemConClientId aId)
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+ iLock.Wait();
+ TInt index = iPlayers.Find(aId, PlayerCompare);
+ if(index >= 0)
+ {
+ iPlayers[index].iPlaybackStatus = MPlayerEventsObserver::EError;
+ }
+ iLock.Signal();
+ }
+
+TUint16 CAvrcpPlayerInfoManager::UidCounterL(const TRemConClientId& aClientId) const
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+ iLock.Wait();
+ CleanupSignalPushL(iLock);
+ TUint16 uidCounter = KErrNone;
+ TInt index = iPlayers.Find(aClientId, PlayerCompare);
+ if(index < 0)
+ {
+ LEAVEL(KErrNotFound);
+ }
+ uidCounter = iPlayers[index].iUidCounter;
+ CleanupStack::PopAndDestroy(&iLock);
+ return uidCounter;
+ }
+
+TInt CAvrcpPlayerInfoManager::SetPlayerFeatures(const TRemConClientId& aId, TPlayerFeatureBitmask& aBitmask, TUint8& aSdpFeatures, TBool& aAbsoluteVolumeSupported)
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+
+ TInt err;
+ RArray<TUint> operations;
+
+ aAbsoluteVolumeSupported = EFalse;
+ aSdpFeatures = 0;
+ err = iControlBearerObserver.SupportedOperations(aId, TUid::Uid(KRemConCoreApiUid), operations);
+ if(!err)
+ {
+ aBitmask.SetCoreApiFeatures(operations);
+ }
+ else if(err != KErrNotSupported)
+ {
+ operations.Close();
+ return err;
+ }
+
+ err = iControlBearerObserver.SupportedOperations(aId, TUid::Uid(KRemConPlayerInformationUid), operations);
+ if(!err)
+ {
+ aSdpFeatures |= AvrcpSdp::EPlayer;
+ }
+ else if(err != KErrNotSupported)
+ {
+ operations.Close();
+ return err;
+ }
+
+ err = iControlBearerObserver.SupportedOperations(aId, TUid::Uid(KRemConGroupNavigationApiUid), operations);
+ if(!err)
+ {
+ aSdpFeatures |= AvrcpSdp::EGroupNavigation;
+ aBitmask.SetGroupNavigationApiFeatures(operations);
+ }
+ else if(err != KErrNotSupported)
+ {
+ return err;
+ }
+
+ err = iControlBearerObserver.SupportedOperations(aId, TUid::Uid(KRemConAbsoluteVolumeTargetApiUid), operations);
+ if(!err)
+ {
+ aBitmask.SetAbsoluteVolumeApiFeatures(operations);
+ aAbsoluteVolumeSupported = ETrue;
+ }
+ else if(err != KErrNotSupported)
+ {
+ operations.Close();
+ return err;
+ }
+
+ err = iControlBearerObserver.SupportedOperations(aId, TUid::Uid(KRemConNowPlayingApiUid), operations);
+ if(!err)
+ {
+ aBitmask.SetNowPlayingApiFeatures(operations);
+ }
+ else if(err != KErrNotSupported)
+ {
+ operations.Close();
+ return err;
+ }
+
+ err = iControlBearerObserver.SupportedOperations(aId, TUid::Uid(KRemConMediaBrowseApiUid), operations);
+ if(!err)
+ {
+ aSdpFeatures |= AvrcpSdp::EBrowsing;
+ aBitmask.SetMediaBrowseApiFeatures(operations);
+ }
+
+ operations.Close();
+ return err == KErrNotSupported ? KErrNone : err;
+ }
+
+void CAvrcpPlayerInfoManager::UpdateTgServiceRecordL()
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+
+ TUint16 features, avrcpVersion, avctpVersion;
+ CurrentTargetVersionAndFeatures(avrcpVersion, avctpVersion, features);
+
+ AvrcpSdpUtils::UpdateProtocolDescriptorListL(iSdpDatabase, iTargetRecord, avctpVersion);
+ if(avrcpVersion == AvrcpSdp::KAvrcpProfileVersion14)
+ {
+ AvrcpSdpUtils::UpdateAdditionalProtocolDescriptorListL(iSdpDatabase, iTargetRecord);
+ }
+
+ AvrcpSdpUtils::UpdateProfileDescriptorListL(iSdpDatabase, iTargetRecord, avrcpVersion);
+ AvrcpSdpUtils::UpdateSupportedFeaturesL(iSdpDatabase, iTargetRecord, AvrcpSdp::ERemoteControlTarget, features);
+ }
+
+void CAvrcpPlayerInfoManager::CurrentTargetVersionAndFeatures(TUint16& aAvrcpVersion, TUint16& aAvctpVersion, TUint16& aSdpFeatures)
+ {
+ aSdpFeatures = AvrcpSdp::KAvrcpBaseTgFeatures;
+ for(TInt i=0; i<iPlayers.Count(); i++)
+ {
+ if(ValidPlayer(i))
+ {
+ aSdpFeatures |= iPlayers[i].iSdpFeatures;
+ }
+ }
+
+ aAvrcpVersion = (aSdpFeatures & AvrcpSdp::EBrowsing) ? AvrcpSdp::KAvrcpProfileVersion14 : AvrcpSdp::KAvrcpProfileVersion13;
+ aAvctpVersion = (aAvrcpVersion == AvrcpSdp::KAvrcpProfileVersion14) ? AvrcpSdp::KAvctpProtocolVersion13 : AvrcpSdp::KAvctpProtocolVersion12;
+
+ // Only indicate support for multiple players if advertising support for AVRCP 1.4
+ if(aAvrcpVersion == AvrcpSdp::KAvrcpProfileVersion14)
+ {
+ aSdpFeatures |= AvrcpSdp::EMultiplePlayers;
+ }
+ }
+
+void CAvrcpPlayerInfoManager::UidCounterUpdate()
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+
+ for(TInt i=0; i<iPlayers.Count(); i++)
+ {
+ if(ValidPlayer(i))
+ {
+ iLock.Wait();
+ TUint16 currentUidCounter = iPlayers[i].iUidCounter;
+ TUint16 lastUpdate = iPlayers[i].iLastUpdatedUidCounter;
+ iPlayers[i].iLastUpdatedUidCounter = currentUidCounter;
+ TRemConClientId clientId = iPlayers[i].iId;
+ iLock.Signal();
+
+ if(currentUidCounter != lastUpdate)
+ {
+ for(TInt j=0; j<iObservers.Count(); j++)
+ {
+ // Observer can request most up to date value if it wants it
+ iObservers[j]->MpcoUidCounterChanged(clientId);
+ }
+ }
+ }
+ }
+ }
+
+/**
+If the client ID is set to a valid ID then we shall return the support
+status for the specific player referenced by the ID.
+Otherwise we shall return generic support which will indicate support across
+the device.
+@return whether absolute volume control is supported either by the specific player
+associated with a client ID, or generally by the device if an invalid client ID is
+provided.
+ */
+TBool CAvrcpPlayerInfoManager::AbsoluteVolumeSupportedL(const TRemConClientId& aClientId) const
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+
+ iLock.Wait();
+ CleanupSignalPushL(iLock);
+
+ TBool supported = EFalse;
+ // If we receive a "NULL" client ID then it means that we should
+ // return whether abs vol is generically supported by the device.
+ if(aClientId == KNullClientId)
+ {
+ // Try to find the first player supporting abs vol, if there is one then it is supported
+ TInt index = iPlayers.Find(EFirstAbsVolSupport, FirstAbsVolSupport);
+ supported = (index >= 0);
+ }
+ else
+ {
+ // The abs vol support for a specific player is required, so return that.
+ TInt index = iPlayers.Find(aClientId, PlayerCompare);
+ if(index < 0)
+ {
+ LEAVEL(KErrNotFound);
+ }
+ supported = iPlayers[index].iAbsoluteVolumeSupport;
+ }
+
+ CleanupStack::PopAndDestroy(&iLock);
+
+ return supported;
+ }
+
+TBool CAvrcpPlayerInfoManager::BrowsingSupportedL(const TRemConClientId& aClientId) const
+ {
+ LOG_FUNC
+ ASSERT_CONTROL_THREAD
+
+ iLock.Wait();
+ CleanupSignalPushL(iLock);
+
+ TBool supported = EFalse;
+ // If we receive a "NULL" client ID then it means that we should
+ // return whether browsing is generically supported by the device.
+ if(aClientId == KNullClientId)
+ {
+ // Try to find the first player supporting browsing, if there is one then it is supported
+ TInt index = iPlayers.Find(EFirstBrowsingSupport, FirstBrowsingSupport);
+ supported = (index >= 0);
+ }
+ else
+ {
+ // The browsing support for a specific player is required, so return that.
+ TInt index = iPlayers.Find(aClientId, PlayerCompare);
+ if(index < 0)
+ {
+ LEAVEL(KErrNotFound);
+ }
+ supported = iPlayers[index].iSdpFeatures & AvrcpSdp::EBrowsing;
+ }
+
+ CleanupStack::PopAndDestroy(&iLock);
+
+ return supported;
+ }
+
+TInt CAvrcpPlayerInfoManager::PlayerUpdateCallBack(TAny* aPlayerInfoMgr)
+ {
+ static_cast<CAvrcpPlayerInfoManager*>(aPlayerInfoMgr)->UidCounterUpdate();
+ return KErrNone;
+ }
+