/*
* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). 
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:  Contains methods handling startup of the server process.
*
*/


#include <e32base.h>
#include "sensrvserver.h"
#include "sensrvdefines.h"  
#include "sensrvtrace.h"
#include "sensrvssyactivescheduler.h"


TInt E32Main(void); // Process entry point

// ============================= LOCAL FUNCTIONS ===============================

// -----------------------------------------------------------------------------
// Function that starts the sensrvserver.
// -----------------------------------------------------------------------------
//
static void RunServerL()
    {
    COMPONENT_TRACE( ( _L( "Sensor Server - RunServer()" )) );

    // Naming the server process and thread after the startup helps to debug panics
    // No error checking as names are not critical for operation
    User::RenameProcess(KSensrvProcessName);
    User::RenameThread(KSensrvMainThreadName);

    // Use process default priority (EPriorityForgeround)
        
    // Create and install the active scheduler we need
    CActiveScheduler* scheduler = new (ELeave) CActiveScheduler;
    CleanupStack::PushL(scheduler);
              
    CActiveScheduler::Install( scheduler );
        
    // Now we are ready to instantiate the actual server instance
    CSensrvServer* server = CSensrvServer::NewLC();

    // Initialisation complete, now signal the client
    RProcess::Rendezvous(KErrNone);

    // Ready to run
    COMPONENT_TRACE( ( _L( "Sensor Server - RunServer() - Starting scheduler..." )) );
    CActiveScheduler::Start();
    
    COMPONENT_TRACE( ( _L( "Sensor Server - RunServer() - Scheduler stopped" )) );

    // Cleanup
    CleanupStack::PopAndDestroy(server);
    CleanupStack::PopAndDestroy(scheduler);
    
    COMPONENT_TRACE( ( _L( "Sensor Server - RunServer() - return" )) );
    }

// -----------------------------------------------------------------------------
// Main function
// -----------------------------------------------------------------------------
//
TInt E32Main()
    {
    COMPONENT_TRACE( ( _L( "Sensor Server - E32Main()" )) );

    __UHEAP_MARK;

#ifdef MEMORY_TRACE_DEBUG
    // TRACE heap usage
    TInt heapSize = User::Heap().Size();
    TInt biggestBlock(0);
    TInt heapAvail = User::Heap().Available(biggestBlock);
    TInt used(heapSize-heapAvail);
    MEMORY_TRACE( ( _L( "#### Sensor Server, main thread starting - HEAP: Size: %d, Available: %d, Used: %d" ), heapSize, heapAvail, used ) );
#endif

    TInt err(KErrNone);

    // Start server.
    CTrapCleanup* cleanup = CTrapCleanup::New();
    err = KErrNoMemory;

    if ( cleanup )
    {
        TRAP(err, RunServerL());

        delete cleanup;
        cleanup = NULL;
    }

    COMPONENT_TRACE( ( _L( "Sensor Server - E32Main - return %d" ), err ) );

#ifdef MEMORY_TRACE_DEBUG
    // TRACE heap usage
    heapSize = User::Heap().Size();
    heapAvail = User::Heap().Available(biggestBlock);
    TInt newUsed(heapSize-heapAvail);
    MEMORY_TRACE( ( _L( "#### Sensor Server, main thread exit - HEAP: Size: %d, Available: %d, Used: %d, Change in used: %d" ), heapSize, heapAvail, newUsed, newUsed - used ) );
    
    // Print out the heap contents
    
#endif

    __UHEAP_MARKEND;
    
    return err;
    }

//  End of File