wlan_bearer/wlanldd/wlan_common/umac_common/src/umacdot11infrastructurenormalmode.cpp
changeset 0 c40eb8fe8501
child 25 a0fdcd0e4c56
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wlan_bearer/wlanldd/wlan_common/umac_common/src/umacdot11infrastructurenormalmode.cpp	Tue Feb 02 02:03:13 2010 +0200
@@ -0,0 +1,190 @@
+/*
+* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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:   Implementation of the WlanDot11InfrastructureNormalMode 
+*                class.
+*
+*/
+
+/*
+* %version: 14 %
+*/
+
+#include "config.h"
+#include "umacdot11infrastructurenormalmode.h"
+#include "UmacContextImpl.h"
+#include "umacoidmsg.h"
+
+#ifndef NDEBUG
+const TInt8 WlanDot11InfrastructureNormalMode::iName[] 
+    = "dot11infrastructure::dot11-normalmode";
+#endif
+
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+TBool WlanDot11InfrastructureNormalMode::ChangePowerMgmtMode( 
+    WlanContextImpl& aCtxImpl )
+    {
+    // initialize the counter which we use to determine if we should 
+    // indicate BSS lost if we continuously are unsuccessful in changing the
+    // power mgmt mode
+    aCtxImpl.InitializeSetPsModeCount();
+           
+    ChangeState( aCtxImpl, 
+        *this,                                      // prev state
+        aCtxImpl.iStates.iPwrMgmtTransitionMode     // next state
+        );
+    return ETrue; // signal caller that a state change occurred                          
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+TBool WlanDot11InfrastructureNormalMode::OnActiveToLightPsTimerTimeout( 
+    WlanContextImpl& aCtxImpl )
+    {
+    TBool statechange( EFalse );
+
+    if ( aCtxImpl.OnActiveToLightPsTimerTimeout() )
+        {
+        // change to Light PS mode desired
+        
+        aCtxImpl.DesiredDot11PwrMgmtMode( WHA::KPsEnable );
+        aCtxImpl.SetDesiredPsModeConfig( 
+            aCtxImpl.ClientLightPsModeConfig() );
+        
+        // proceed with the mode change        
+        statechange = ChangePowerMgmtMode( aCtxImpl );
+        }
+    
+    return statechange;
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+TBool WlanDot11InfrastructureNormalMode::OnLightPsToActiveTimerTimeout( 
+    WlanContextImpl& aCtxImpl )
+    {
+    TBool statechange( EFalse );
+
+    if ( aCtxImpl.OnLightPsToActiveTimerTimeout() )
+        {
+        // change to Active mode desired
+        
+        aCtxImpl.DesiredDot11PwrMgmtMode( WHA::KPsDisable );
+        
+        // proceed with the mode change        
+        statechange = ChangePowerMgmtMode( aCtxImpl );
+        }
+    
+    return statechange;
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+TBool WlanDot11InfrastructureNormalMode::OnLightPsToDeepPsTimerTimeout( 
+    WlanContextImpl& aCtxImpl )
+    {
+    TBool statechange( EFalse );
+
+    if ( aCtxImpl.OnLightPsToDeepPsTimerTimeout() )
+        {
+        // change to Deep PS mode desired
+        
+        aCtxImpl.DesiredDot11PwrMgmtMode( WHA::KPsEnable );
+        aCtxImpl.SetDesiredPsModeConfig( 
+            aCtxImpl.ClientDeepPsModeConfig() );
+        
+        // proceed with the mode change        
+        statechange = ChangePowerMgmtMode( aCtxImpl );
+        }
+    
+    return statechange;
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+void WlanDot11InfrastructureNormalMode::Entry( 
+    WlanContextImpl& aCtxImpl )
+    {
+    if ( ( aCtxImpl.ClientDot11PwrMgmtMode() == WHA::KPsEnable ) &&
+         ( !aCtxImpl.DisassociatedByAp() ) &&
+         ( !aCtxImpl.DynamicPwrModeMgtDisabled() ) )
+        {
+        // activate dynamic power mode management        
+        aCtxImpl.StartPowerModeManagement();        
+        }
+
+    // dispatch an event that might be pending as we 
+    // can come here from dot11-pwrmgmttransitionmode state
+    // which has enabled oid deferring to eventdispatcher
+    aCtxImpl.DispatchEvent();
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+void WlanDot11InfrastructureNormalMode::Exit( 
+    WlanContextImpl& aCtxImpl)
+    {
+    // deactivate dynamic power mode management        
+    aCtxImpl.StopPowerModeManagement();    
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+#ifndef NDEBUG 
+const TInt8* WlanDot11InfrastructureNormalMode::GetStateName( 
+    TUint8& aLength ) const
+    {
+    aLength = sizeof( iName );
+    return iName;
+    }
+#endif
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+TBool WlanDot11InfrastructureNormalMode::OnDot11PwrMgmtTransitRequired( 
+    WlanContextImpl& aCtxImpl )
+    {
+    // initialize the counter which we use to determine if we should 
+    // indicate BSS lost if we continuously are unsuccessful in changing the
+    // power mgmt mode
+    aCtxImpl.InitializeSetPsModeCount(); 
+    
+    ChangeState( aCtxImpl, 
+        *this,                                      // prev state
+        aCtxImpl.iStates.iPwrMgmtTransitionMode     // next state
+        );                      
+
+    OnOidComplete( aCtxImpl );
+    // global statemachine transition will occur 
+    return ETrue; 
+    }