ximpfw/core/srcpscserver/ximpserver.cpp
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     1 /*
       
     2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  XIMP Framework PSC server class
       
    15  *
       
    16 */
       
    17 
       
    18 #include "ximpserverdefs.h"
       
    19 #include "ximpserver.h"
       
    20 #include "ximpserversessionadapter.h"
       
    21 #include "ximptrace.h"
       
    22 #include "ximpglobals.h"
       
    23 #include "ximpoperationfactoryimp.h"
       
    24 #include <ecom/ecom.h>
       
    25 
       
    26 //Include PSC server namespace
       
    27 using namespace NXIMPSrv;
       
    28 
       
    29 
       
    30 
       
    31 // ==============================================================
       
    32 // =============== PLATSEC POLICY CONFIGURATION =================
       
    33 // ==============================================================
       
    34 static const TInt KXIMPServerPlatSecRangeCount = 3;
       
    35 
       
    36 static const TInt KXIMPServerPlatSecPolicyIndex0 = 0;
       
    37 static const TInt KXIMPServerPlatSecPolicyIndex1 = 1;
       
    38 
       
    39 //Ranges for the Request values
       
    40 static const TInt KXIMPServerPlatSecRanges[ KXIMPServerPlatSecRangeCount ] =
       
    41     {
       
    42     0,
       
    43     NRequest::ECtxSsQueueBindOperation,
       
    44     NRequest::EOpCodeTop
       
    45     };
       
    46 
       
    47 
       
    48 // Element indexes for the defined ranges
       
    49 static const TUint8 KXIMPServerPlatSecElementsIndex[ KXIMPServerPlatSecRangeCount ] =
       
    50     {
       
    51     KXIMPServerPlatSecPolicyIndex0,
       
    52     KXIMPServerPlatSecPolicyIndex1,
       
    53     CPolicyServer::ENotSupported
       
    54     };
       
    55 
       
    56 
       
    57 // Policy elements
       
    58 static const CPolicyServer::TPolicyElement KXIMPServerPlatSecElements[] =
       
    59     {
       
    60         {
       
    61         // Policy 0, KXIMPServerPlatSecPolicyIndex0
       
    62         _INIT_SECURITY_POLICY_C3( ECapabilityReadUserData,
       
    63                                   ECapabilityWriteUserData,
       
    64                                   ECapabilityNetworkServices ),
       
    65         CPolicyServer::EFailClient
       
    66         },
       
    67         {
       
    68         // Policy 1, KXIMPServerPlatSecPolicyIndex1
       
    69         _INIT_SECURITY_POLICY_C4( ECapabilityReadDeviceData,
       
    70                                   ECapabilityReadUserData,
       
    71                                   ECapabilityWriteUserData,
       
    72                                   ECapabilityNetworkServices ),
       
    73         CPolicyServer::EFailClient
       
    74         }
       
    75     };
       
    76 
       
    77 
       
    78 // The platsec policy
       
    79 static const CPolicyServer::TPolicy KXIMPServerPlatSecPolicy =
       
    80     {
       
    81     // Shortcut to the index into Elements,that is used to check a connection attempt
       
    82     KXIMPServerPlatSecPolicyIndex0,
       
    83 
       
    84     // Number of ranges in the iRanges array
       
    85     KXIMPServerPlatSecRangeCount,
       
    86 
       
    87     // A pointer to an array of ordered ranges of request numbers
       
    88     KXIMPServerPlatSecRanges,
       
    89 
       
    90     // A pointer to an array of TUint8 values specifying
       
    91     // the appropriate action to take for each range in iRanges
       
    92     KXIMPServerPlatSecElementsIndex,
       
    93 
       
    94     // A pointer to an array of distinct policy elements
       
    95     KXIMPServerPlatSecElements
       
    96     };
       
    97 
       
    98 
       
    99 
       
   100 // -----------------------------------------------------------------------------
       
   101 // CXIMPServer::ExecuteL()
       
   102 // -----------------------------------------------------------------------------
       
   103 //
       
   104 void CXIMPServer::ExecuteL()
       
   105     {
       
   106     // start scheduler
       
   107     CActiveScheduler* pA = new( ELeave )CActiveScheduler;
       
   108     CleanupStack::PushL( pA );
       
   109     CActiveScheduler::Install( pA );
       
   110 
       
   111     // create server
       
   112     CXIMPServer* server = CXIMPServer::NewLC();
       
   113 
       
   114     // rename our thread properly
       
   115     // first, find out the UID set by process starter
       
   116     TInt uid = 0;
       
   117     TInt ret = User::GetTIntParameter( NStartupParam::KProtocolUidIndex,
       
   118                                        uid );
       
   119     User::LeaveIfError( ret );
       
   120 
       
   121     // create the "!XIMPCtxSrv9bde667a" server name
       
   122     HBufC* serverName = HBufC::NewLC( NName::KSymbianServer().Length() +
       
   123                                       NStartupParam::KProtocolUidMaxLen +
       
   124                                       1 );
       
   125 
       
   126     serverName->Des().Copy( NName::KSymbianServer );
       
   127     serverName->Des().AppendNumFixedWidth( uid,
       
   128                                            EHex,
       
   129                                            NStartupParam::KProtocolUidMaxLen );
       
   130 
       
   131     // and set it
       
   132     User::RenameThread( *serverName );
       
   133     server->StartL( *serverName );
       
   134 
       
   135     CleanupStack::PopAndDestroy( serverName );
       
   136 
       
   137     //Signal client that we are started
       
   138     RProcess().Rendezvous( KErrNone );
       
   139 
       
   140     //Execute the server
       
   141     CActiveScheduler::Start(); // CSI: 3 #
       
   142 
       
   143     //Cleanup
       
   144     CleanupStack::PopAndDestroy( server );//server
       
   145     CleanupStack::PopAndDestroy( pA );
       
   146     CActiveScheduler::Install( NULL );
       
   147     }
       
   148 
       
   149 
       
   150 
       
   151 // -----------------------------------------------------------------------------
       
   152 // CXIMPServer::~CXIMPServer()
       
   153 // -----------------------------------------------------------------------------
       
   154 //
       
   155 CXIMPServer::~CXIMPServer()
       
   156     {
       
   157     CXIMPGlobals::UninstallD();
       
   158     REComSession::FinalClose();
       
   159 
       
   160     #if _BullseyeCoverage
       
   161     cov_write();
       
   162     #endif    
       
   163     }
       
   164 
       
   165 
       
   166 // -----------------------------------------------------------------------------
       
   167 // CXIMPServer::CXIMPServer()
       
   168 // -----------------------------------------------------------------------------
       
   169 //
       
   170 CXIMPServer::CXIMPServer()
       
   171     : CPolicyServer( CActive::EPriorityStandard, KXIMPServerPlatSecPolicy )
       
   172     {
       
   173     iSessionId = 1;   // start from 1. 0 reserved for host-originated operations
       
   174     }
       
   175 
       
   176 
       
   177 // -----------------------------------------------------------------------------
       
   178 // CXIMPServer::NewLC()
       
   179 // -----------------------------------------------------------------------------
       
   180 //
       
   181 CXIMPServer* CXIMPServer::NewLC()
       
   182     {
       
   183     CXIMPServer* self = new( ELeave ) CXIMPServer;
       
   184     CleanupStack::PushL( self );
       
   185     self->ConstructL();
       
   186     return self;
       
   187     }
       
   188 
       
   189 
       
   190 // -----------------------------------------------------------------------------
       
   191 // CXIMPServer::ConstructL()
       
   192 // -----------------------------------------------------------------------------
       
   193 //
       
   194 void CXIMPServer::ConstructL()
       
   195     {
       
   196     CXIMPOperationFactory* operationFactory = CXIMPOperationFactory::NewL();
       
   197     CleanupStack::PushL( operationFactory );
       
   198     CXIMPGlobals::InstallL( operationFactory, this );
       
   199     CleanupStack::Pop( operationFactory );
       
   200     iGlobals = CXIMPGlobals::Instance();
       
   201     }
       
   202 
       
   203 
       
   204 // -----------------------------------------------------------------------------
       
   205 // CXIMPServer::NewSessionL()
       
   206 // -----------------------------------------------------------------------------
       
   207 //
       
   208 CSession2* CXIMPServer::NewSessionL( const TVersion &aVersion,
       
   209                                         const RMessage2& /* aMessage */ ) const
       
   210     {
       
   211     TVersion srvVersion( NVersion::KMajor,
       
   212                          NVersion::KMinor,
       
   213                          NVersion::KBuild );
       
   214 
       
   215     if( !User::QueryVersionSupported( aVersion, srvVersion ) )
       
   216         {
       
   217         User::Leave( KErrNotSupported );
       
   218         }
       
   219 
       
   220     CXIMPServer* self = const_cast< CXIMPServer* >( this );
       
   221     self->iSessionId++;
       
   222     return CXIMPServerSessionAdapter::NewL( iSessionId, 
       
   223                                                *self );
       
   224     };
       
   225 
       
   226 
       
   227 // -----------------------------------------------------------------------------
       
   228 // CXIMPServer::SessionCreated()
       
   229 // -----------------------------------------------------------------------------
       
   230 //
       
   231 void CXIMPServer::SessionCreated()
       
   232     {
       
   233     iSessionCount++;
       
   234     }
       
   235 
       
   236 
       
   237 // -----------------------------------------------------------------------------
       
   238 // CXIMPServer::SessionDied()
       
   239 // -----------------------------------------------------------------------------
       
   240 //
       
   241 void CXIMPServer::SessionDied()
       
   242     {
       
   243     iSessionCount--;
       
   244     TryToStopScheduling();
       
   245     }
       
   246     
       
   247 // -----------------------------------------------------------------------------
       
   248 // CXIMPServer::AllHostsDied()
       
   249 // -----------------------------------------------------------------------------
       
   250 //
       
   251 void CXIMPServer::AllHostsDied()
       
   252     {
       
   253     // all hosts have died.
       
   254     iAllHostsDied = ETrue;
       
   255     TryToStopScheduling();
       
   256     }
       
   257 
       
   258 // -----------------------------------------------------------------------------
       
   259 // CXIMPServer::AllHostsDied()
       
   260 // -----------------------------------------------------------------------------
       
   261 //
       
   262 void CXIMPServer::TryToStopScheduling()
       
   263     {
       
   264     if( iSessionCount == 0 && iAllHostsDied )
       
   265         {
       
   266         CActiveScheduler::Stop(); // CSI: 4 #
       
   267         }    
       
   268     }
       
   269 
       
   270 // -----------------------------------------------------------------------------
       
   271 // CXIMPServer::TestListener()
       
   272 // -----------------------------------------------------------------------------
       
   273 //
       
   274 MXIMPSrvTestListener* CXIMPServer::TestListener() const
       
   275     {
       
   276     return iTestListener;
       
   277     }
       
   278     
       
   279 // -----------------------------------------------------------------------------
       
   280 // CXIMPServer::RegisterTestListener()
       
   281 // -----------------------------------------------------------------------------
       
   282 //
       
   283 void CXIMPServer::RegisterTestListener( MXIMPSrvTestListener* aTestSession )
       
   284     {
       
   285     iTestListener = aTestSession;
       
   286     }
       
   287     
       
   288 // -----------------------------------------------------------------------------
       
   289 // E32Main()
       
   290 // ENTRY POINT
       
   291 // -----------------------------------------------------------------------------
       
   292 //
       
   293 GLDEF_C TInt E32Main()
       
   294     {
       
   295     TRACE( _L("PSC Server E32Main - enter") );
       
   296 
       
   297     __UHEAP_MARK;
       
   298 
       
   299     CTrapCleanup* tc = CTrapCleanup::New();
       
   300     if( !tc )
       
   301         {
       
   302         return KErrNoMemory;
       
   303         }
       
   304 
       
   305     User::RenameThread( NName::KMainThread );
       
   306 
       
   307     TRAPD( err, CXIMPServer::ExecuteL() );
       
   308     delete tc;
       
   309 
       
   310     __UHEAP_MARKEND;
       
   311 
       
   312     TRACE_1( _L("PSC Server E32Main - exit: %d"), err );
       
   313     return err;
       
   314     }
       
   315 
       
   316 
       
   317 //  END OF FILE
       
   318 
       
   319