1 // Copyright (c) 2008-2009 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 <remconaddress.h>

    17 #include <remcon/avrcpspec.h>

    18 #include "avrcpinternalinterface.h"

    19 #include "avrcplog.h"

    20 #include "avrcputils.h"

    21 #include "browsecommand.h"

    22 #include "browsingframe.h"

    23 #include "mediabrowse.h"

    24 #include "nowplaying.h"

    25 

    26 TInt CBrowseCommand::HandleSetBrowsedPlayer()

    27 	{

    28 	LOG_FUNC	

    29 	

    30 	TPtrC8 payload;

    31 	AvrcpBrowsing::BrowsingFrame::Payload(iFrame, payload);

    32 	if (payload.Length() < KMinLengthSetBrowsedPlayerPdu)

    33 		{

    34 		return KErrAvrcpAirInvalidCommand;

    35 		}

    36 

    37 	iOperationId = ESetBrowsedPlayerOperationId;

    38 	iInterfaceUid = TUid::Uid(KRemConMediaBrowseApiUid);

    39 	

    40 	RRemConSetBrowsedPlayerRequest request;

    41 	request.iPlayerId = static_cast<TUint16>(payload[0]) << 8;

    42 	request.iPlayerId |= payload[1];

    43 	request.iMaxResponse = iMaxResponse;

    44 	TBuf8<KMediaBrowseOutBufMaxLength> buf;

    45 	// Only reason for WriteL to leave is insufficently large buffer

    46 	TRAP_IGNORE(request.WriteL(buf));

    47 	TInt err = AppendIncomingPayload(buf);

    48 	return (err == KErrNone) ? KErrAvrcpFurtherProcessingRequired : err;

    49 	}

    50 

    51 TInt CBrowseCommand::HandleGetFolderItems()

    52 	{

    53 	LOG_FUNC	

    54 

    55 	TPtrC8 payload;

    56 	AvrcpBrowsing::BrowsingFrame::Payload(iFrame, payload);

    57 	if (payload.Length() < KMinLengthGetFolderItemsPdu)

    58 		{

    59 		return KErrAvrcpAirInvalidCommand;

    60 		}

    61 	

    62 	TInt err = KErrAvrcpInvalidScope;

    63 	switch(iFrame[3])

    64 		{

    65 	case AvrcpBrowsing::KMediaPlayerScope:

    66 		{

    67 		iOperationId = EAvrcpInternalGetFolderItems;

    68 		iInterfaceUid = TUid::Uid(KUidAvrcpInternalInterface);

    69 		err = (AppendIncomingPayload(payload) == KErrNone) ? KErrAvrcpInternalCommand : err;

    70 		break;

    71 		}

    72 	case AvrcpBrowsing::KVirtualFilesystemScope:

    73 	case AvrcpBrowsing::KSearchScope:

    74 	case AvrcpBrowsing::KNowPlayingScope:

    75 		{

    76 		iOperationId = EGetFolderItemsOperationId;

    77 		iInterfaceUid = TUid::Uid(KRemConMediaBrowseApiUid);

    78 		err = AppendIncomingPayload(payload);

    79 		break;

    80 		}

    81 		};

    82 	

    83 	return err;

    84 	}

    85 

    86 TInt CBrowseCommand::HandleChangePath()

    87 	{

    88 	LOG_FUNC	

    89 	

    90 	TPtrC8 payload;

    91 	AvrcpBrowsing::BrowsingFrame::Payload(iFrame, payload);

    92 	if (payload.Length() < KMinLengthChangePathPdu)

    93 		{

    94 		return KErrAvrcpAirInvalidCommand;

    95 		}

    96 		

    97 	iOperationId = EChangePathOperationId;

    98 	iInterfaceUid = TUid::Uid(KRemConMediaBrowseApiUid);

    99 	return AppendIncomingPayload(payload);

   100 	}

   101 

   102 TInt CBrowseCommand::HandleGetItemAttributes()

   103 	{

   104 	LOG_FUNC	

   105 	

   106 	TPtrC8 payload;

   107 	AvrcpBrowsing::BrowsingFrame::Payload(iFrame, payload);

   108 	if (payload.Length() < KMinLengthGetItemAttributesPdu)

   109 		{

   110 		return KErrAvrcpAirInvalidCommand;

   111 		}

   112 	

   113 	iInterfaceUid = TUid::Uid(KRemConMediaBrowseApiUid);

   114 	iOperationId = EGetItemAttributesOperationId;

   115 	return AppendIncomingPayload(payload);

   116 	}

   117 

   118 TInt CBrowseCommand::HandleSearch()

   119 	{

   120 	LOG_FUNC	

   121 	

   122 	TPtrC8 payload;

   123 	AvrcpBrowsing::BrowsingFrame::Payload(iFrame, payload);

   124 	if (payload.Length() < KMinLengthSearchPdu)

   125 		{

   126 		return KErrAvrcpAirInvalidCommand;

   127 		}

   128 		

   129 	iOperationId = ESearchOperationId;

   130 	iInterfaceUid = TUid::Uid(KRemConMediaBrowseApiUid);

   131 	return AppendIncomingPayload(payload);

   132 	}

   133 

   134 /** Allocate correct space and append the payload to iCommandData

   135  */

   136 TInt CBrowseCommand::AppendIncomingPayload(const TPtrC8& aPayload)

   137 	{

   138 	iCommandData.Close();

   139 	if (iCommandData.Create(aPayload.Length()) != KErrNone)

   140 		{

   141 		return KErrAvrcpAirInternalError;

   142 		}

   143 

   144 	iCommandData.Append(aPayload);

   145 

   146 	return KErrNone;

   147 	}

   148 

   149 TInt CBrowseCommand::HandleUnknownPdu()

   150 	{

   151 	iFrame.Close();

   152 	TInt err = iFrame.CreateMax(KMinLengthGeneralReject);

   153 	if(!err)

   154 		{

   155 		iFrame[0] = AvrcpBrowsing::EGeneralReject;

   156 		iFrame[1] = (KMinLengthGeneralReject - AvrcpBrowsing::KHeaderLength) >> 8;

   157 		iFrame[2] = (KMinLengthGeneralReject - AvrcpBrowsing::KHeaderLength);

   158 		iFrame[3] = KErrAvrcpAirInvalidCommand - KErrAvrcpAirBase;

   159 		}

   160 	return err ? err : KErrAvrcpHandledInternallyRespondNow;

   161 	}