--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/src/core_operation_unload_drivers.cpp	Tue Feb 02 02:03:13 2010 +0200
@@ -0,0 +1,118 @@
+/*
+* Copyright (c) 2005-2010 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:  Statemachine for unloading drivers
+*
+*/
+
+/*
+* %version: 11 %
+*/
+
+#include "core_operation_unload_drivers.h"
+#include "core_operation_release.h"
+#include "core_server.h"
+#include "am_debug.h"
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+core_operation_unload_drivers_c::core_operation_unload_drivers_c(
+    u32_t request_id,
+    core_server_c* server,
+    abs_core_driverif_c* drivers,
+    abs_core_server_callback_c* adaptation ) :
+    core_operation_base_c( core_operation_unload_drivers, request_id, server, drivers, adaptation,
+        core_base_flag_only_one_instance )   
+    {
+    DEBUG( "core_operation_unload_drivers_c::core_operation_unload_drivers_c()" );
+    }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+core_operation_unload_drivers_c::~core_operation_unload_drivers_c()
+    {
+    DEBUG( "core_operation_unload_drivers_c::~core_operation_unload_drivers_c()" );
+    }
+    
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+core_error_e core_operation_unload_drivers_c::next_state()
+    {
+    DEBUG( "core_operation_unload_drivers_c::next_state()" );
+    switch( operation_state_m )
+        {
+        case core_state_init:
+            {
+            DEBUG( "- core_state_init" );
+            if( server_m->get_core_settings().is_connected() )
+                {
+                DEBUG( "core_operation_unload_drivers_c::next_state() - still connected, notifying state change" );
+                // connection is open, first send state change notification
+                u8_t buf[5];
+                buf[0] = static_cast<u8_t>( core_connection_state_notconnected );
+                buf[1] = static_cast<u8_t>( core_release_reason_hw_failure );
+                adaptation_m->notify( 
+                    core_notification_connection_state_changed,
+                    sizeof( buf ),
+                    buf );
+
+                server_m->get_connection_data()->set_last_connection_state(
+                    core_connection_state_notconnected );
+
+                // Delay unloading a little bit so that data pipe can be
+                // disconnected from adaptation side
+                return asynch_goto( core_state_notifying, DELAY_FOR_AGENT );
+                }
+            else
+                {               
+                // not connected, jump directly to unloading drivers
+                return goto_state( core_state_releasing );
+                }
+            }
+        case core_state_notifying:
+            {
+            DEBUG( "core_operation_connect_c::next_state() - notification sent, releasing" );
+            core_operation_base_c* operation = new core_operation_release_c(
+                request_id_m,
+                server_m,
+                drivers_m,
+                adaptation_m,
+                core_release_reason_hw_failure );
+            operation_state_m = core_state_releasing;
+            return run_sub_operation( operation );
+            }
+        case core_state_releasing:
+            {
+            DEBUG( "core_operation_unload_drivers_c::next_state() - unloading drivers" );
+            drivers_m->unload_drivers( request_id_m );
+            operation_state_m = core_state_unloading;
+            break;
+            }
+        case core_state_unloading:
+            {
+            DEBUG( "core_operation_unload_drivers_c::next_state() - unloading done" );
+            server_m->get_core_settings().set_driver_state( false_t );
+            return core_error_ok;    
+            } 
+        default:
+            {
+            ASSERT( false_t );
+            }
+        }
+    return core_error_request_pending;
+    }