wlan_bearer/wlanengine/wlan_common/wlanengine_common_3.1/inc/core_operation_handle_bss_lost.h
/*
* Copyright (c) 2005-2006 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 handling BSS lost notification from drivers.
*
*/
/*
* %version: 11 %
*/
#ifndef CORE_OPERATION_HANDLE_BSS_LOST_H
#define CORE_OPERATION_HANDLE_BSS_LOST_H
#include "core_operation_base.h"
#include "core_scan_channels.h"
class abs_core_timer_c;
/**
* Statemachine for handling BSS lost notification from drivers.
*
* @lib wlmserversrv.lib
* @since S60 v3.1
*/
NONSHARABLE_CLASS( core_operation_handle_bss_lost_c ) : public core_operation_base_c
{
public:
enum core_state_e
{
core_state_init = core_base_state_next,
core_state_set_tx_level,
core_state_set_tx_level_success,
core_state_scan_start,
core_state_scan_complete,
core_state_connect_failure,
core_state_connect_total_failure,
core_state_connect_disconnect,
core_state_connect_success,
core_state_connect_set_rcpi_trigger,
core_state_MAX
};
/**
* Defines the possible reasons for running the BSS lost operation.
*/
enum core_bss_lost_reason_e
{
/** The operation has been triggered by a BSS lost indication. */
core_bss_lost_reason_bss_lost,
/** The operation has been triggered by a media disconnect indication. */
core_bss_lost_reason_media_disconnect,
/** The operation has been triggered by a failed RCPI roaming attempt. */
core_bss_lost_reason_failed_rcpi_roam,
/** The operation has been triggered by a failed reauthentication. */
core_bss_lost_reason_failed_reauthentication,
/** The operation has been triggered by a failed directed roam attempt. */
core_bss_lost_reason_failed_directed_roam
};
core_operation_handle_bss_lost_c(
u32_t request_id,
core_server_c* server,
abs_core_driverif_c* drivers,
abs_core_server_callback_c* adaptation,
core_bss_lost_reason_e reason,
u32_t reason_data = 0 );
virtual ~core_operation_handle_bss_lost_c();
protected:
/**
* This method is called when a pending request has been completed
* and so sub-operations are pending.
*
* @since S60 v3.1
* @return status of the operation:
* core_error_request_pending if the operation is not finished,
* otherwise the status code of the finished operation
*/
core_error_e next_state();
/**
* This method is called when the operation needs to be canceled.
*
* @since S60 v3.1
* @return status of the operation:
* core_error_request_pending if the operation is not finished,
* otherwise the status code of the finished operation
*/
core_error_e cancel();
/**
* This method is called when user want the operation to be canceled.
*
* @since S60 v3.2
* @param do_graceful_cancel Whether cancel should be graceful or forced.
*/
void user_cancel(
bool_t do_graceful_cancel );
private: // data
/**
* The reason the operation was started.
*/
core_bss_lost_reason_e reason_m;
/**
* Optional data related to the reason_m.
*/
u32_t reason_data_m;
/**
* The number of times roaming has failed due to no suitable AP found.
*/
u32_t failure_count_m;
/**
* Whether we are still connected to an AP.
*/
bool_t is_connected_m;
/**
* The channels used for scanning when roaming.
*/
core_scan_channels_c scan_channels_m;
/**
* Whether the scan channels were already inverted.
*/
bool_t is_scan_channels_inverted_m;
/**
* Reason the connection is released.
*/
core_release_reason_e release_reason_m;
/**
* Number of times the current scan interval has been tried.
*/
u32_t scan_interval_count_m;
/**
* The current scan interval value.
*/
u32_t scan_interval_m;
/**
* Whether this scan is part of the scans done with
* partial channel masks.
*/
bool_t is_first_scan_m;
};
#endif // CORE_OPERATION_HANDLE_BSS_LOST_H