mmlibs/mmfw/SecureDRM/src/Client/MmfDrmPluginServerProxy.cpp
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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/mmfcontrollerframeworkbase.h>
       
    17 #include "MmfDrmPluginServerProxy.h"
       
    18 #include "MmfDrmPluginServerStart.h"
       
    19 #include "MmfDrmPluginClientServer.h"
       
    20 #include "../../../inc/mmf/common/mmfbase.hrh"    // get the UID
       
    21 
       
    22 #define KMaxServerNameLength 256
       
    23 
       
    24 static const TUid KUidDRMPluginServer = {KUidMmfDrmPluginServerDefine};
       
    25 
       
    26 /*
       
    27  * patchable const data values defined in MmfDrmPluginServerConst.cpp
       
    28  */
       
    29 IMPORT_C extern const TInt KMmfDrmPluginServerTimeOut;
       
    30 
       
    31 EXPORT_C TInt RMMFDRMPluginServerProxy::Open()
       
    32 	{
       
    33 
       
    34 	const TUidType serverUid(KNullUid, KNullUid, KUidDRMPluginServer);
       
    35 		
       
    36 	// Assume the server is already running and attempt to create a session
       
    37 	// 4 message slots
       
    38 	TInt err = CreateSession(KDrmPluginServerName, TVersion(KMMFDRMPluginServerVersion,
       
    39 														KMMFDRMPluginServerMinorVersionNumber,
       
    40 														KMMFDRMPluginServerBuildVersionNumber));
       
    41 	if(err == KErrNotFound)
       
    42 		{
       
    43 		// Server not running
       
    44 		// Construct the server binary name
       
    45 		TBuf<KMaxServerNameLength> serverFile;
       
    46 		RProcess server;
       
    47 
       
    48 		err = server.Create(KDrmPluginServerFileName, KNullDesC, serverUid);
       
    49 		if(err != KErrNone)
       
    50 			return err;
       
    51 		// Synchronise with the server
       
    52 		TRequestStatus reqStatus;
       
    53 		server.Rendezvous(reqStatus);
       
    54 		
       
    55 		if (reqStatus!=KRequestPending)
       
    56 			{
       
    57 			server.Kill(0);
       
    58 			}
       
    59 		else
       
    60 			{
       
    61 			// Start the test harness
       
    62 			server.Resume();
       
    63 			// Server will call the reciprocal static synchronise call
       
    64 			}
       
    65 		User::WaitForRequest(reqStatus); // wait for rendezvous or death
       
    66 		server.Close();
       
    67 		TInt reqStatusValue = reqStatus.Int();
       
    68 		if(reqStatusValue == KErrNoMemory || reqStatusValue == KErrNotFound)
       
    69 			{
       
    70 			// All error codes except KErrNoMemory and KErrNotFound are assumed
       
    71 			// to be a duplicate server instance dying, then keep trying connection
       
    72 			// to the server. This can happen when two servers attempt to start
       
    73 			// at the same time.
       
    74 			return reqStatusValue;
       
    75 			}						
       
    76 		// Create the root server session
       
    77 		err = CreateSession(KDrmPluginServerName, TVersion(KMMFDRMPluginServerVersion,
       
    78 														KMMFDRMPluginServerMinorVersionNumber,
       
    79 														KMMFDRMPluginServerBuildVersionNumber));
       
    80 		}
       
    81 	if (err == KErrNone)
       
    82 		{
       
    83 		SendReceive(EMMFSetDrmPluginServerTimeout, KMmfDrmPluginServerTimeOut);
       
    84 		}
       
    85 		
       
    86 	return err;
       
    87 	}
       
    88 
       
    89 EXPORT_C TInt RMMFDRMPluginServerProxy::LaunchControllerServer(TUint aMaxHeapSize, TBool aUseSharedHeap,
       
    90 															TThreadId& aControllerThreadId, TUint aStackSize)
       
    91 	{
       
    92 	TPckg<TUint> maxHeapSize(aMaxHeapSize);
       
    93 	TPckg<TBool> userSharedHeap(aUseSharedHeap);
       
    94 	TPckgBuf<TThreadId> threadId;
       
    95 	TPckg<TUint> stackSize(aStackSize);
       
    96 	TIpcArgs args(&maxHeapSize, &userSharedHeap, &threadId, &stackSize);
       
    97 	TInt err = RSessionBase::SendReceive(EMMFControllerLaunchRequest, args);
       
    98 	aControllerThreadId = threadId();
       
    99 	return err;
       
   100 	}
       
   101 
       
   102 EXPORT_C TInt RMMFDRMPluginServerProxy::GetControllerSessionHandle()
       
   103 	{
       
   104 	return RSessionBase::SendReceive(EMMFControllerSessionHandle);
       
   105 	}
       
   106 
       
   107 EXPORT_C TInt RMMFDRMPluginServerProxy::PanicControllerThread(TThreadId aTid, const TDesC& aCategory,TInt aReason)
       
   108 	{
       
   109 	TPckgBuf<TThreadId> threadId(aTid);
       
   110 	TPckg<TInt> reason(aReason);
       
   111 	
       
   112 	TIpcArgs args(&threadId, &aCategory, &reason);
       
   113 	return RSessionBase::SendReceive(EMMFControllerThreadPanic, args);
       
   114 	}
       
   115 
       
   116 EXPORT_C TInt RMMFDRMPluginServerProxy::KillControllerThread(TThreadId aTid, TInt aReason)
       
   117 	{
       
   118 	TPckgBuf<TThreadId> threadId(aTid);
       
   119 	TPckg<TInt> reason(aReason);
       
   120 	
       
   121 	TIpcArgs args(&threadId, &reason);
       
   122 	return RSessionBase::SendReceive(EMMFControllerThreadKill, args);
       
   123 	}
       
   124 
       
   125 EXPORT_C TInt RMMFDRMPluginServerProxy::SetThreadPriority(TThreadId aTid, TThreadPriority aPriority)
       
   126 	{
       
   127 	TPckgBuf<TThreadId> threadId(aTid);
       
   128 	TPckgBuf<TThreadPriority> priority(aPriority);
       
   129 	
       
   130 	TIpcArgs args(&threadId, &priority);
       
   131 	return RSessionBase::SendReceive(EMMFControllerSetThreadPriority, args);
       
   132 	}
       
   133 
       
   134 EXPORT_C void RMMFDRMPluginServerProxy::OpenDataContentL(const TDesC& aFilePath, const TDesC8& aInitData)
       
   135 	{
       
   136 	TIpcArgs args(&aFilePath, &aInitData);
       
   137 	User::LeaveIfError(RSessionBase::SendReceive(EMMFDRMContentOpenByFilePath, args));
       
   138 	}
       
   139 
       
   140 EXPORT_C void RMMFDRMPluginServerProxy::OpenDataContentL(const RFile& aFile, const TDesC8& aInitData)
       
   141 	{
       
   142 	TIpcArgs args(NULL, NULL, &aInitData);
       
   143 	User::LeaveIfError(aFile.TransferToServer(args, 0, 1));
       
   144 	User::LeaveIfError(RSessionBase::SendReceive(EMMFDRMContentOpenByFileHandle, args));
       
   145 	}
       
   146 
       
   147 EXPORT_C TInt RMMFDRMPluginServerProxy::EvaluateDataContentIntent(TIntent aIntent)
       
   148 	{
       
   149 	TPckgBuf<TIntent> intentPckg(aIntent);
       
   150 	return RSessionBase::SendReceive(EMMFDRMContentEvaluateIntent, TIpcArgs(&intentPckg));
       
   151 	}
       
   152 
       
   153 EXPORT_C TBool RMMFDRMPluginServerProxy::GetDataContentMimeTypeL(TDes8& aMimeType)
       
   154 	{
       
   155 	TPckg<TBool> success(EFalse);
       
   156 	TIpcArgs args(&aMimeType, &success);
       
   157 	User::LeaveIfError(RSessionBase::SendReceive(EMMFDRMContentGetMimeType, args));
       
   158 	return success();
       
   159 	}
       
   160 
       
   161 EXPORT_C void RMMFDRMPluginServerProxy::GetDataContentFileHeaderL(TDes8& aHeaderData, TInt aMaxLength)
       
   162 	{
       
   163 	TIpcArgs args(aMaxLength, &aHeaderData);
       
   164 	User::LeaveIfError(RSessionBase::SendReceive(EMMFDRMContentGetFileHeader, args));
       
   165 	}
       
   166