--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/loadgen/src/loadgen_netconn.cpp	Tue Feb 02 00:17:27 2010 +0200
@@ -0,0 +1,293 @@
+/*
+* Copyright (c) 2009 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:  
+*
+*/
+
+
+// INCLUDE FILES
+#include "loadgen_netconn.h"
+#include "loadgen_model.h"
+#include "loadgen.hrh"
+#include <loadgen.rsg>
+
+#include <e32math.h>
+#include <commdb.h>
+
+_LIT(KThreadName, "NetConn %d");
+
+const TInt KDefaultStart = 50;
+const TInt KDefaultPeriod = 5000000;
+    
+// ===================================== MEMBER FUNCTIONS =====================================
+
+CNetConn* CNetConn::NewL(TNetConnAttributes& aAttributes, TInt aReferenceNumber)
+    {
+    CNetConn* self = new(ELeave) CNetConn(aAttributes, aReferenceNumber);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;    
+    }
+
+// --------------------------------------------------------------------------------------------
+
+CNetConn::~CNetConn()
+    {
+    Close();
+    }
+
+// --------------------------------------------------------------------------------------------
+
+CNetConn::CNetConn(TNetConnAttributes& aAttributes, TInt aReferenceNumber) : iAttributes(aAttributes)
+    {
+    iAttributes.iId = aReferenceNumber;
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CNetConn::ConstructL()
+    {
+    CLoadBase::ConstructL();
+    
+    iType = ELoadGenCmdNewLoadNetConn;
+
+    TBuf<64> threadName;
+    threadName.Format(KThreadName, iAttributes.iId);
+    
+    // create a thread
+    User::LeaveIfError(iThread.Create(threadName, ThreadFunction, KDefaultStackSize*2, 1024*KMinHeapSize, 16*1024*KMinHeapSize, (TAny*) &iAttributes ));
+    
+    // set priority of the thread
+    SetPriority();
+    }
+
+// --------------------------------------------------------------------------------------------
+
+TInt CNetConn::ThreadFunction(TAny* aThreadArg)
+    {
+    CTrapCleanup* pC = CTrapCleanup::New();
+    CActiveScheduler* pS = new CActiveScheduler;
+    CActiveScheduler::Install(pS);
+
+    // start generating load, pass pointer to arguments
+    GenerateLoad(*((TNetConnAttributes*) aThreadArg));
+
+    delete pS;
+    delete pC;
+    
+    return KErrNone;
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CNetConn::GenerateLoad(TNetConnAttributes& aAttributes)
+    {
+    CNetConnManager* netConnManager = NULL;
+    TRAPD(err, netConnManager = CNetConnManager::NewL(aAttributes));
+    if (err == KErrNone) CActiveScheduler::Start();
+    delete netConnManager;
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CNetConn::Resume()
+    {
+    CLoadBase::Resume();
+    
+    iThread.Resume();
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CNetConn::Suspend()
+    {
+    CLoadBase::Suspend();
+    
+    iThread.Suspend();
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CNetConn::SetPriority()
+    {
+    CLoadBase::SetPriority();
+    
+    iThread.SetPriority(CLoadGenModel::SettingItemToThreadPriority(iAttributes.iPriority));
+    }
+    
+// --------------------------------------------------------------------------------------------
+
+void CNetConn::Close()
+    {
+    CLoadBase::Close();
+
+    if (iThread.ExitReason() == 0) // check if the thread is still alive
+        {
+        // signal the thread that it needs to close
+        iThread.RequestComplete(iAttributes.iDeathStatus, KErrCancel);
+
+        // wait the thread to die
+        TRequestStatus waiter;
+        iThread.Logon(waiter);
+        User::WaitForRequest(waiter);
+        iThread.Close();
+        }
+    }
+    
+// --------------------------------------------------------------------------------------------
+
+TPtrC CNetConn::Description()
+    {
+    TBuf<256> buf;
+    TBuf<16> prioBuf;
+    CLoadGenModel::SettingItemToThreadDescription(iAttributes.iPriority, prioBuf);
+    
+    _LIT(KNetConnEntry, "[%d] NetConn prio=%S dest=%S idle=%dms random=%d%%");
+    buf.Format(KNetConnEntry, iAttributes.iId, &prioBuf, &iAttributes.iDestination, iAttributes.iIdle, iAttributes.iRandomVariance);
+   
+    return TPtrC(buf);
+    }
+                   
+// --------------------------------------------------------------------------------------------
+// --------------------------------------------------------------------------------------------
+
+CNetConnManager* CNetConnManager::NewL(TNetConnAttributes& aAttributes)
+    {
+    CNetConnManager* self = new(ELeave) CNetConnManager(aAttributes);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop();
+    return self;
+    }
+
+// --------------------------------------------------------------------------------------------
+
+CNetConnManager::CNetConnManager(TNetConnAttributes& aAttributes) :
+    CActive(EPriorityStandard), iAttributes(aAttributes)
+    {
+    }
+
+// --------------------------------------------------------------------------------------------
+    
+CNetConnManager::~CNetConnManager()
+    {
+    Cancel();
+    
+    iDownloadMgr.Close();
+    }
+
+// --------------------------------------------------------------------------------------------
+ 
+void CNetConnManager::ConstructL()
+    {
+    CActiveScheduler::Add(this);
+    
+    // set the status as pending
+    iStatus = KRequestPending;
+    SetActive();
+    
+    // set the death status pointer point to the request status of this ao
+    iAttributes.iDeathStatus = &iStatus;
+    
+    // init
+    TUid dlUid;
+    dlUid.iUid = 0x00011100 + iAttributes.iId; // generate unique identifier instead of using the LoadGen uid for all instances
+    iDownloadMgr.ConnectL(dlUid, *this, ETrue);
+    
+    // start timer    
+    iPeriodicTimer = CPeriodic::NewL(CActive::EPriorityStandard);
+    iPeriodicTimer->Start(KDefaultStart, KDefaultPeriod, TCallBack(PeriodicTimerCallBack, this));
+    }
+    
+// --------------------------------------------------------------------------------------------
+ 
+void CNetConnManager::RunL()
+    {
+    // request status has completed by the main thread meaning that we need to stop now
+    CActiveScheduler::Stop();
+    }
+
+// --------------------------------------------------------------------------------------------
+ 
+void CNetConnManager::DoCancel()
+    {
+    }
+
+// --------------------------------------------------------------------------------------------
+
+TInt CNetConnManager::PeriodicTimerCallBack(TAny* aAny)
+    {
+    CNetConnManager* self = static_cast<CNetConnManager*>( aAny );
+
+    self->iPeriodicTimer->Cancel();
+    TRAPD(err,self->StartDownloadL());
+
+    return err;
+    }
+    
+// --------------------------------------------------------------------------------------------
+ 
+void CNetConnManager::StartDownloadL()
+    {
+    iDownloadMgr.SetIntAttribute(EDlMgrExitAction, EExitPause);
+    iDownloadMgr.DeleteAll();
+
+    // create new download    
+    TBuf8<256> url;
+    url.Copy(iAttributes.iDestination);
+
+    RHttpDownload& download = iDownloadMgr.CreateDownloadL( url );
+    
+    download.SetIntAttribute(EDlAttrAction, EDoNothing);            // do nothing when download has finished
+    download.SetBoolAttribute(EDlAttrHidden, ETrue);                // download is hidden
+    download.SetIntAttribute(EDlAttrRestartAction, ERestartForced); // force to download always ignoring cache
+
+    // start the download
+    download.Start();         
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CNetConnManager::HandleDMgrEventL(RHttpDownload& aDownload, THttpDownloadEvent aEvent)
+    {
+    if (aEvent.iProgressState == EHttpContentTypeReceived)
+        {
+        // need to start the download if already not started
+        aDownload.Start();
+        }
+    
+    switch ( aEvent.iDownloadState )
+        {
+        case EHttpDlPaused:
+        case EHttpDlCompleted:
+        case EHttpDlFailed:
+            {
+            // assume that the download has finished in this stage
+            // delete download and restart
+            aDownload.Delete();
+            iPeriodicTimer->Start(CLoadGenModel::MilliSecondsToMicroSeconds(iAttributes.iIdle, iAttributes.iRandomVariance), KDefaultPeriod, TCallBack(PeriodicTimerCallBack, this));
+            break;
+            }
+
+        default:
+            {
+            break;
+            }
+        }
+    }
+
+// --------------------------------------------------------------------------------------------
+
+// End of File