author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 17 Sep 2010 08:27:54 +0300 | |
changeset 92 | 6727c5d0afc7 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Implementation of Screensaver Display Control Server |
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* |
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*/ |
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|
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#include "snsrdisplaycontrolserver.h" |
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#include "snsrdisplaycontrolsession.h" |
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#include "snsrdisplaycontrolcommon.h" |
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// =========== CONSTANTS =========== |
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// ======== LOCAL FUNCTIONS ======== |
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// ---------------------------------------------------------------------------- |
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// Initialize and run the server |
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// ---------------------------------------------------------------------------- |
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// |
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static void RunTheServerL() |
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{ |
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// First create and install the active scheduler |
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CActiveScheduler* scheduler = new (ELeave) CActiveScheduler; |
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CleanupStack::PushL( scheduler ); |
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CActiveScheduler::Install( scheduler ); |
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TInt err = User::RenameThread( KSnsrDispCtrlSrvName ); |
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User::LeaveIfError( err ); |
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|
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// Create the server |
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CSnsrDisplayControlServer* server = CSnsrDisplayControlServer::NewLC(); |
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server->StartL( KSnsrDispCtrlSrvName ); |
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|
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// Signal the client the startup is complete |
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RProcess::Rendezvous(KErrNone); |
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// Enter the wait loop |
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CActiveScheduler::Start(); |
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// Exited cleanup scheduler and server |
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CleanupStack::PopAndDestroy( server ); |
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CleanupStack::PopAndDestroy( scheduler ); |
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} |
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// ---------------------------------------------------------------------------- |
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// Main entry-point for the server thread/process |
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// ---------------------------------------------------------------------------- |
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// |
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static TInt RunTheServer() |
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{ |
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CTrapCleanup* cleanup = CTrapCleanup::New(); |
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TInt r = KErrNoMemory; |
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if (cleanup) |
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{ |
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TRAP( r, RunTheServerL() ); |
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delete cleanup; |
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} |
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return (r); |
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} |
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// ======== MEMBER FUNCTIONS ======== |
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// --------------------------------------------------------------------------- |
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// Constructor |
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// --------------------------------------------------------------------------- |
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// |
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CSnsrDisplayControlServer::CSnsrDisplayControlServer() : |
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CServer2( EPriorityStandard, CServer2::TServerType( EIpcSession_Sharable ) ) |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// Second phase constructor |
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// --------------------------------------------------------------------------- |
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// |
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void CSnsrDisplayControlServer::ConstructL() |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// Factory method |
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// --------------------------------------------------------------------------- |
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// |
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CSnsrDisplayControlServer* CSnsrDisplayControlServer::NewLC() |
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{ |
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CSnsrDisplayControlServer* self = new (ELeave) CSnsrDisplayControlServer(); |
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CleanupStack::PushL( self ); |
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self->ConstructL(); |
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return self; |
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} |
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// --------------------------------------------------------------------------- |
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// Destructor |
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// --------------------------------------------------------------------------- |
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// |
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CSnsrDisplayControlServer::~CSnsrDisplayControlServer() |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// Create server side session object |
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// --------------------------------------------------------------------------- |
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// |
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CSession2* CSnsrDisplayControlServer::NewSessionL( const TVersion& aVersion, |
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const RMessage2& aMessage ) const |
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{ |
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TVersion version( KSnsrDispCtrlSrvVerMajor, |
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KSnsrDispCtrlSrvVerMinor, |
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KSnsrDispCtrlSrvVerBuild ); |
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if ( !User::QueryVersionSupported( version, aVersion ) ) |
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{ |
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User::Leave( KErrNotSupported ); |
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} |
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// Allow connections only from HbDeviceDialogAppServer. Essentially, we are a |
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// capability proxy which grants access to API normally needing WriteDeviceData |
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// capability to a process which doesn't have it. Use access control |
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// of our own to prevent maluse. This module is not part of SDK or even platform API |
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// and only supposed to be used internally by Screensaver, so preventing access |
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// from other processes should not be a problem. |
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static _LIT_SECURITY_POLICY_S0(hbDeviceDialogSidPolicy, 0x20022FC5); |
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TBool passed = hbDeviceDialogSidPolicy().CheckPolicy(aMessage); |
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if ( !passed ) |
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{ |
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User::Leave( KErrPermissionDenied ); |
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} |
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CSession2* session; |
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session = CSnsrDisplayControlSession::NewL(); |
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session->SetServer( this ); |
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return session; |
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} |
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// ======== GLOBAL FUNCTIONS ======== |
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// ---------------------------------------------------------------------------- |
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// Process entry point |
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// ---------------------------------------------------------------------------- |
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TInt E32Main() |
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{ |
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return RunTheServer(); |
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} |
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