mmlibs/mmfw/SecureDRM/src/Server/MmfDrmPluginServerSession.cpp
changeset 0 40261b775718
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     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 <mmf/common/mmfcontrollerframework.h>
       
    17 #include "MmfDrmPluginServerSession.h"
       
    18 #include "MmfDrmPluginClientServer.h"
       
    19 #include "MmfDrmPluginServer.h"
       
    20 
       
    21 /*
       
    22  Create a DRM Plugin Server Session
       
    23  */
       
    24 CMMFDRMPluginServerSession* CMMFDRMPluginServerSession::NewL()
       
    25 	{
       
    26 	CMMFDRMPluginServerSession* self = new(ELeave) CMMFDRMPluginServerSession();
       
    27 	return self;
       
    28 	}
       
    29 
       
    30 CMMFDRMPluginServerSession::~CMMFDRMPluginServerSession()
       
    31 	{
       
    32 	CMMFDRMPluginServer* server = 
       
    33 		const_cast<CMMFDRMPluginServer*>(static_cast<const CMMFDRMPluginServer*>(Server()));
       
    34 	if (server)
       
    35 		{
       
    36 		server->DecrementSessionId();		
       
    37 		}
       
    38 	if (iData)
       
    39 		{
       
    40 		delete iData;
       
    41 		}
       
    42 	iControllerSessionHandle.Close();
       
    43 	}
       
    44 
       
    45 void CMMFDRMPluginServerSession::CreateL(const CMmfIpcServer& aServer)
       
    46 	{
       
    47 	CMmfIpcSession::CreateL(aServer);
       
    48 	CMMFDRMPluginServer* server = 
       
    49 			static_cast<CMMFDRMPluginServer*>(CONST_CAST(CMmfIpcServer*, &aServer));
       
    50 	server->IncrementSessionId();
       
    51 	}
       
    52 
       
    53 void CMMFDRMPluginServerSession::ServiceL(const RMmfIpcMessage& aMessage)
       
    54 	{
       
    55 	switch (aMessage.Function())
       
    56 		{
       
    57 	case EMMFControllerLaunchRequest:
       
    58 		DoLaunchControllerL(aMessage);
       
    59 		aMessage.Complete(KErrNone);
       
    60 		break;
       
    61 	case EMMFControllerSessionHandle:
       
    62 		if (!iControllerSessionHandle.Handle())
       
    63 			{
       
    64 			User::Leave(KErrNotReady);
       
    65 			}
       
    66 		aMessage.Complete(iControllerSessionHandle);
       
    67 		break;
       
    68 	case EMMFControllerThreadPanic:
       
    69 		DoPanicControllerThreadL(aMessage);
       
    70 		aMessage.Complete(KErrNone);
       
    71 		break;
       
    72 	case EMMFControllerThreadKill:
       
    73 		DoKillControllerThreadL(aMessage);
       
    74 		aMessage.Complete(KErrNone);
       
    75 		break;
       
    76 	case EMMFControllerSetThreadPriority:
       
    77 		DoSetThreadPriorityL(aMessage);
       
    78 		aMessage.Complete(KErrNone);
       
    79 		break;
       
    80 	case EMMFDRMContentOpenByFilePath:
       
    81 		DoOpenContentByFilePathL(aMessage);
       
    82 		aMessage.Complete(KErrNone);
       
    83 		break;
       
    84 	case EMMFDRMContentOpenByFileHandle:
       
    85 		DoOpenContentByFileHandleL(aMessage);
       
    86 		aMessage.Complete(KErrNone);
       
    87 		break;
       
    88 	case EMMFDRMContentEvaluateIntent:
       
    89 		{
       
    90 		TInt err = DoEvaluateContentIntent(aMessage);
       
    91 		aMessage.Complete(err);
       
    92 		}
       
    93 		break;
       
    94 	case EMMFDRMContentGetMimeType:
       
    95 		DoGetContentMimeTypeL(aMessage);
       
    96 		aMessage.Complete(KErrNone);
       
    97 		break;
       
    98 	case EMMFDRMContentGetFileHeader:
       
    99 		DoGetContentFileHeaderL(aMessage);
       
   100 		aMessage.Complete(KErrNone);
       
   101 		break;
       
   102 	case EMMFSetDrmPluginServerTimeout:
       
   103 		DoSetDrmPluginServerTimeout(aMessage);
       
   104 		aMessage.Complete(KErrNone);
       
   105 		break;
       
   106 	default:
       
   107 		User::Leave(KErrNotSupported);
       
   108 		break;
       
   109 		}
       
   110 	}
       
   111 
       
   112 CMMFDRMPluginServerSession::CMMFDRMPluginServerSession()
       
   113 	{
       
   114 	}
       
   115 
       
   116 void CMMFDRMPluginServerSession::DoLaunchControllerL(const RMmfIpcMessage& aMessage)
       
   117 	{
       
   118 	if (iControllerSessionHandle.Handle())
       
   119 		{
       
   120 		User::Leave(KErrAlreadyExists);
       
   121 		}
       
   122 	TThreadId controllerTID;
       
   123 	RMMFControllerServerProxy controllerSessionHandle;
       
   124 	CMMFDRMPluginServer* server = 
       
   125 		const_cast<CMMFDRMPluginServer*>(static_cast<const CMMFDRMPluginServer*>(Server()));
       
   126 	
       
   127 	RThread clientThread;
       
   128 	CleanupClosePushL(clientThread);
       
   129 	User::LeaveIfError(aMessage.Client(clientThread));
       
   130 	
       
   131 	TPckg<TUint> maxHeapSize(0);
       
   132 	TPckg<TBool> useShareHeap(ETrue);
       
   133 	TPckg<TBool> stackSize(0);
       
   134 	
       
   135 	aMessage.ReadL(0, maxHeapSize);
       
   136 	aMessage.ReadL(1, useShareHeap);
       
   137 	aMessage.ReadL(3, stackSize);
       
   138 	
       
   139 	User::LeaveIfError(server->StartControllerServer(clientThread, maxHeapSize(), useShareHeap(), 
       
   140 													controllerSessionHandle, controllerTID, stackSize()));
       
   141 	SetControllerServerInfo(controllerSessionHandle, controllerTID);
       
   142 	
       
   143 	TPckgBuf<TThreadId> threadId(iControllerThreadID);
       
   144 	aMessage.WriteL(2, threadId);
       
   145 	CleanupStack::PopAndDestroy(&clientThread);
       
   146 	}
       
   147 
       
   148 void CMMFDRMPluginServerSession::DoPanicControllerThreadL(const RMmfIpcMessage& aMessage)
       
   149 	{
       
   150 	TPckgBuf<TThreadId> controllerTid(0);
       
   151 	aMessage.ReadL(0, controllerTid);
       
   152 	
       
   153 	TInt desLen = aMessage.GetDesLengthL(1);
       
   154 	HBufC* category = HBufC::NewLC(desLen);
       
   155 	TPtr categoryPtr(category->Des());
       
   156 	aMessage.ReadL(1, categoryPtr);
       
   157 	
       
   158 	TPckg<TInt>	panicReason(0);
       
   159 	aMessage.ReadL(2, panicReason);
       
   160 	
       
   161 	CMMFDRMPluginServer* server = 
       
   162 		const_cast<CMMFDRMPluginServer*>(static_cast<const CMMFDRMPluginServer*>(Server()));
       
   163 	server->PanicControllerThread(controllerTid(), categoryPtr, panicReason());
       
   164 	
       
   165 	CleanupStack::PopAndDestroy(category);
       
   166 	}
       
   167 	
       
   168 void CMMFDRMPluginServerSession::DoKillControllerThreadL(const RMmfIpcMessage& aMessage)
       
   169 	{
       
   170 	TPckgBuf<TThreadId> controllerTid(0);
       
   171 	aMessage.ReadL(0, controllerTid);
       
   172 	
       
   173 	TPckg<TInt>	killReason(0);
       
   174 	aMessage.ReadL(1, killReason);
       
   175 	
       
   176 	CMMFDRMPluginServer* server = 
       
   177 		const_cast<CMMFDRMPluginServer*>(static_cast<const CMMFDRMPluginServer*>(Server()));
       
   178 	server->KillControllerThread(controllerTid(), killReason());	
       
   179 	}
       
   180 	
       
   181 void CMMFDRMPluginServerSession::SetControllerServerInfo(RHandleBase& aControllerSessionHandle,
       
   182 													TThreadId& aControllerThreadId)
       
   183 	{
       
   184 	iControllerSessionHandle = aControllerSessionHandle;
       
   185 	iControllerThreadID = aControllerThreadId;
       
   186 	}
       
   187 
       
   188 void CMMFDRMPluginServerSession::DoSetThreadPriorityL(const RMmfIpcMessage& aMessage)
       
   189 	{
       
   190 	TPckgBuf<TThreadId> threadId;
       
   191 	TPckgBuf<TThreadPriority> priority;
       
   192 	
       
   193 	aMessage.ReadL(0, threadId);
       
   194 	aMessage.ReadL(1, priority);
       
   195 	
       
   196 	CMMFDRMPluginServer* server = 
       
   197 		const_cast<CMMFDRMPluginServer*>(static_cast<const CMMFDRMPluginServer*>(Server()));
       
   198 	User::LeaveIfError(server->SetThreadPriority(threadId(), priority()));
       
   199 	}
       
   200 
       
   201 void CMMFDRMPluginServerSession::DoOpenContentByFilePathL(const RMmfIpcMessage& aMessage)
       
   202 	{
       
   203 	if (iData == NULL)
       
   204 		{
       
   205 		TInt length = aMessage.GetDesLengthL(0);
       
   206 		HBufC* filePath = HBufC::NewLC(length);
       
   207 		TPtr filePathPtr(filePath->Des());
       
   208 		aMessage.ReadL(0, filePathPtr);
       
   209 		
       
   210 		length = aMessage.GetDesLengthL(1);
       
   211 		HBufC8* initData = HBufC8::NewLC(length);
       
   212 		TPtr8 initDataPtr(initData->Des());
       
   213 		aMessage.ReadL(1, initDataPtr);
       
   214 		
       
   215 		HBufC* uniqueId = NULL;
       
   216 		TBool UIEnabled;
       
   217 		ContentAccess::TIntent intent;
       
   218 		GetContentInitDataL(initDataPtr, uniqueId, UIEnabled, intent);
       
   219 		CleanupStack::PopAndDestroy(initData);
       
   220 		CleanupStack::PushL(uniqueId);
       
   221 		
       
   222 		iData = CData::NewL(TVirtualPathPtr(filePathPtr, *uniqueId), EContentShareReadWrite);
       
   223 		TInt err = iData->SetProperty(EAgentPropertyAgentUI, UIEnabled);
       
   224 		if (err != KErrNone && err != KErrCANotSupported)
       
   225 			{
       
   226 			// KErrCANotSupported isn't a problem for us so eat the error code.
       
   227 			User::Leave(err);
       
   228 			}
       
   229 		User::LeaveIfError(iData->EvaluateIntent(intent));
       
   230 		
       
   231 		CleanupStack::PopAndDestroy(2, filePath);	// uniqueId, filePath
       
   232 		}
       
   233 	else
       
   234 		{
       
   235 		User::Leave(KErrAlreadyExists);
       
   236 		}
       
   237 	}
       
   238 	
       
   239 void CMMFDRMPluginServerSession::DoOpenContentByFileHandleL(const RMmfIpcMessage& aMessage)
       
   240 	{
       
   241 	if (iData == NULL)
       
   242 		{
       
   243 		RFile file;
       
   244 		User::LeaveIfError(file.AdoptFromClient(aMessage, 0, 1));
       
   245 		CleanupClosePushL(file);
       
   246 		
       
   247 		TInt length = aMessage.GetDesLengthL(2);
       
   248 		HBufC8* initData = HBufC8::NewLC(length);
       
   249 		TPtr8 initDataPtr(initData->Des());
       
   250 		aMessage.ReadL(2, initDataPtr);
       
   251 		
       
   252 		HBufC* uniqueId = NULL;
       
   253 		TBool UIEnabled;
       
   254 		ContentAccess::TIntent intent;
       
   255 		GetContentInitDataL(initDataPtr, uniqueId, UIEnabled, intent);
       
   256 		CleanupStack::PopAndDestroy(initData);
       
   257 		CleanupStack::PushL(uniqueId);
       
   258 		
       
   259 		iData = CData::NewL(file, *uniqueId);
       
   260 		TInt err = iData->SetProperty(EAgentPropertyAgentUI, UIEnabled);
       
   261 		if (err != KErrNone && err != KErrCANotSupported)
       
   262 			{
       
   263 			// KErrCANotSupported isn't a problem for us so eat the error code.
       
   264 			User::Leave(err);
       
   265 			}
       
   266 		User::LeaveIfError(iData->EvaluateIntent(intent));
       
   267 		
       
   268 		CleanupStack::PopAndDestroy(2, &file);	// uniqueId, file
       
   269 		}
       
   270 	else
       
   271 		{
       
   272 		User::Leave(KErrAlreadyExists);
       
   273 		}	
       
   274 	}
       
   275 
       
   276 void CMMFDRMPluginServerSession::GetContentInitDataL(const TDesC8& aInitData, HBufC*& aUniqueId,
       
   277 							 						 TBool& aUIEnabled, ContentAccess::TIntent& aIntent)
       
   278 	{
       
   279 	if (aUniqueId)
       
   280 		{
       
   281 		delete aUniqueId;
       
   282 		aUniqueId = NULL;
       
   283 		}
       
   284 	
       
   285 	RDesReadStream stream(aInitData);
       
   286 	CleanupClosePushL(stream);
       
   287 	
       
   288 	TInt length = stream.ReadInt32L();
       
   289 	aUniqueId = HBufC::NewLC(length);
       
   290 	TPtr ptr = aUniqueId->Des();
       
   291 	stream.ReadL(ptr, length);
       
   292 	
       
   293 	aUIEnabled = stream.ReadInt32L();
       
   294 	TPckgBuf<ContentAccess::TIntent> intentPckg;
       
   295 	stream.ReadL(intentPckg);
       
   296 	aIntent = intentPckg();
       
   297 	
       
   298 	CleanupStack::Pop(aUniqueId);
       
   299 	CleanupStack::PopAndDestroy(&stream);
       
   300 	}
       
   301 
       
   302 TInt CMMFDRMPluginServerSession::DoEvaluateContentIntent(const RMmfIpcMessage& aMessage)
       
   303 	{
       
   304 	TInt err;
       
   305 	if (iData)
       
   306 		{
       
   307 		TPckgBuf<TIntent> intentPckg;
       
   308 		err = aMessage.Read(0, intentPckg);
       
   309 		if (err == KErrNone)
       
   310 			{
       
   311 			err = iData->EvaluateIntent(intentPckg());
       
   312 			}
       
   313 		}
       
   314 	else
       
   315 		{
       
   316 		err = KErrGeneral;
       
   317 		}
       
   318 	return err;
       
   319 	}
       
   320 
       
   321 void CMMFDRMPluginServerSession::DoGetContentMimeTypeL(const RMmfIpcMessage& aMessage)
       
   322 	{
       
   323 	if (iData)
       
   324 		{
       
   325 		TBool success = ETrue;
       
   326 		TInt length = aMessage.GetDesMaxLengthL(0);
       
   327 		
       
   328 		HBufC* mimeType = HBufC::NewLC(length);
       
   329 		TPtr mimeTypePtr = mimeType->Des();
       
   330 		TInt err = iData->GetStringAttribute(EMimeType, mimeTypePtr);
       
   331 		
       
   332 		if (err == KErrNone)
       
   333 			{
       
   334 			HBufC8* mimeType8 = HBufC8::NewLC(length);
       
   335 			TPtr8 mimeTypePtr8 = mimeType8->Des();
       
   336 			mimeTypePtr8.Copy(mimeTypePtr);
       
   337 			
       
   338 			aMessage.WriteL(0, mimeTypePtr8);
       
   339 			CleanupStack::PopAndDestroy(mimeType8);
       
   340 			}
       
   341 		else
       
   342 			{
       
   343 			success = EFalse;
       
   344 			}
       
   345 		CleanupStack::PopAndDestroy(mimeType);
       
   346 		
       
   347 		TPckg<TBool> successPckg(success);
       
   348 		aMessage.WriteL(1, successPckg);
       
   349 		}
       
   350 	else
       
   351 		{
       
   352 		User::Leave(KErrGeneral);
       
   353 		}
       
   354 	}
       
   355 
       
   356 void CMMFDRMPluginServerSession::DoGetContentFileHeaderL(const RMmfIpcMessage& aMessage)
       
   357 	{
       
   358 	if (iData)
       
   359 		{
       
   360 		TInt size = 0;
       
   361 		iData->DataSizeL(size);
       
   362 		
       
   363 		TInt maxLength = aMessage.Int0();
       
   364 		
       
   365 		TInt desLength = aMessage.GetDesMaxLengthL(1);
       
   366 		HBufC8* header = HBufC8::NewLC(desLength);
       
   367 		TPtr8 headerPtr = header->Des();
       
   368 		
       
   369 		if (size > 0)
       
   370 			{
       
   371 			if (size > maxLength)
       
   372 				{
       
   373 				size = maxLength;
       
   374 				}
       
   375 			TInt pos = 0;
       
   376 			User::LeaveIfError(iData->Seek(ESeekStart, pos));
       
   377 			User::LeaveIfError(iData->Read(headerPtr, size));
       
   378 			aMessage.WriteL(1, headerPtr);
       
   379 			}
       
   380 		CleanupStack::PopAndDestroy(header);
       
   381 		}
       
   382 	else
       
   383 		{
       
   384 		User::Leave(KErrGeneral);
       
   385 		}
       
   386 	}
       
   387 
       
   388 void CMMFDRMPluginServerSession::DoSetDrmPluginServerTimeout(const RMmfIpcMessage& aMessage)
       
   389 	{
       
   390 	CMMFDRMPluginServer* server = 
       
   391 		const_cast<CMMFDRMPluginServer*>(static_cast<const CMMFDRMPluginServer*>(Server()));
       
   392 	server->SetTimeout(aMessage.Int0());	
       
   393 	}
       
   394