/*

* Copyright (c) 2002-2009 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:  Handles sending management commands to drivers.

*

*/

/*

* %version: 30 %

*/

#ifndef WLANMGMTCOMMANDHANDLER_H

#define WLANMGMTCOMMANDHANDLER_H

#include "RWlanLogicalChannel.h"

#include "umacoidmsg.h"

#include "core_types.h"

const SChannels KWlanChannels802p11bgAll = {

    0x01,

    { 0xFF, 0x1F },

    { 0, 0, 0 },

    { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,

      0, 0, 0, 0, 0, 0, 0, 0, 0, 0,

      0, 0, 0, 0, 0, 0

    } };

/**

 * Callback interface

 */

class MWlanMgmtCommandCallback

    {

    public:

        virtual void OnRequestComplete( TInt status ) = 0;

    };

/**

 * CWlanMgmtCommandHandler transfers commands from WlanEngine to

 * LDD (Logical Device Driver).

 * CWlanMgmtCommandHandler implements FW (Firmware) dependent functions.

 * @since S60 v.3.0

 * @lib wlmserversrv.lib

 */

NONSHARABLE_CLASS( CWlanMgmtCommandHandler ) :

    public CActive

    {

public: // Constructors and destructor

    /**

     * Static constructor.

     * @param aIndPtr Interface to send indications.

     * @return Pointer to created object.

     */

    static CWlanMgmtCommandHandler* NewL(

        RWlanLogicalChannel& aChannel,

        MWlanMgmtCommandCallback& aClient );

    /**

     * Destructor.

     */

    virtual ~CWlanMgmtCommandHandler();

    /**

     * Start an own IBSS network if there doesn't already exist 

     *           a network that has the same name.

     * @param aSSID              Name of the network.

     * @param aBeaconInterval    Beacon period in TUs (kusec).

     * @param aChannel           Used channel (1-11). 

     *                           Has to be leagal at the current region.

     * @param aEncryptionStatus  Used encryption level.

     */

    void StartIBSS(

        const TSSID& aSSID,

        TUint32 aBeaconInterval,

        TUint32 aChannel,

        TEncryptionStatus aEncryptionStatus );

    /**

     * Scan all available networks. WLAN driver decides is 

     *           background scan or foreground scan used.

     * @param aMode           Passive or active.

     * @param aSSID           Network that APs are scanned. Can be broadcast

     *                        SSID.

     * @param aScanRate       Rate that is used in active scanning.

     * @param aStatus         (IN/OUT)Request status. Based on active object

     *                        framework.

     * @param aChannels       Defines the channels to scan.

     * @param aMinChannelTime Minimum time to listen for beacons/probe responses on a channel.

     * @param aMaxChannelTime Maximum time to listen for beacons/probe responses on a channel.    

     * @param aIsSplitScan    Whether the scan should be performed as a split-scan.     

     */

    void Scan(

        TScanMode aMode,

        const TSSID& aSSID,

        TRate aScanRate,

        const SChannels& aChannels,

        TUint32 aMinChannelTime, 

        TUint32 aMaxChannelTime,

        TBool aIsSplitScan );

    /**

     * Request an ongoing scan to be stopped.

     */

    void StopScan();

    /**

     * Disconnect STA from current network.

     */

    void Disconnect();

    /**

     * Set WLAN power saving mode in infrastructure networks.

     * @param aMode The power save mode to be used.

     * @param aDisableDynamicPs Disable dynamic power save management.

     * @param aWakeUpModeLight Wake-up mode in Light PS mode.

     * @param aListenIntervalLight Wake-up interval in Light PS mode.

     * @param aWakeUpModeDeep Wake-up mode in Deep PS mode.

     * @param aListenIntervalDeep Wake-up interval in Deep PS mode.

     */

    void SetPowerMode(

        TPowerMode aMode,

        TBool aDisableDynamicPs,

        TWlanWakeUpInterval aWakeUpModeLight,

        TUint8 aListenIntervalLight,

        TWlanWakeUpInterval aWakeUpModeDeep,

        TUint8 aListenIntervalDeep );

    /**

     * Set level for RCPI trigger.

     * @param aRCPITrigger   RCPI level.

     */

    void SetRCPITriggerLevel( TUint32 aRCPITrigger );

    /**

     * Set transmission power level. This has to be 

     * leagal at the current region.

     * @param aLevel Transmission power level in dBm.

     */

    void SetTxPowerLevel( TUint32 aLevel );

    /**

     * Initialise WLAN.

     * @param aRTSThreshold      Limit for packet size when to use RTS/CTS

     *                           protocol.

     * @param aMaxTxMSDULifetime Max. time to (re-)send whole MSDU packet.

     *                           (In TUs.)

     * @param aQoSNullFrameEntryTimeout Defines the time period in microseconds which is used

     *                                  to evaluate whether QoS NULL data frame sending should be started.

     * @param aQosNullFrameEntryTxCount Defines how many Voice AC packets must be sent during the time

     *                                  period defined in aQoSNullFrameEntryTimeout before QoS NULL

     *                                  data frame sending is started.

     * @param aQoSNullFrameInterval Defines how often a QoS NULL data frame is sent.

     * @param aQoSNullFrameExitTimeout Defines how soon after the last Voice AC packet

     *                                 QoS NULL data frame sending is stopped.

     * @param aKeepAliveInterval Defines how often NULL data frames are sent

     *                           if there are no other frames to send.

     * @param aSpRcpiTarget Defines the signal predictor algorithm "target" RCPI value for roam indication.

     * @param aSpTimeTarget Defines the signal predictor algorithm "target" time for roam indication

     *                      (in microseconds).

     * @param aSpMinIndicationInterval Defines the minimum time interval for consecutive roam

     *                                 indications from the signal predictor algorithm (in microseconds).

     */

    void Configure(

        TUint16 aRTSThreshold, 

        TUint32 aMaxTxMSDULifetime,

        TUint32 aQoSNullFrameEntryTimeout,

        TUint32 aQosNullFrameEntryTxCount,

        TUint32 aQoSNullFrameInterval,

        TUint32 aQoSNullFrameExitTimeout,

        TUint32 aKeepAliveInterval,

        TUint32 aSpRcpiTarget,

        TUint32 aSpTimeTarget,

        TUint32 aSpMinIndicationInterval );

    /**

     * GetLastRCPI

     * @param aRCPI  (OUT) Current RCPI.

     */

    void GetLastRCPI( TUint32& aRCPI );

    /**

     * ConfigureMulticastGroup

     * @param aJoinGroup is set true_t if adding a multicast address

     *        otherwise the address will be removed.

     * @param aMulticastAddr contains the MAC address to add/remove

     */

    void ConfigureMulticastGroup( 

        TBool aJoinGroup,

        const TMacAddress& aMulticastAddr );

    /**

     * Set the parameters related to BSS lost indication.

     * @param aBssLostCount The number of consecutive beacons that can be lost

     *        before BSS lost is indicated.

     * @param aFailedTxCount The number of consecutive transmissions that can fail

     *        before BSS lost is indicated.

     */    

    void SetBssLostParameters(

        TUint32 aBssLostCount,

        TUint8 aFailedTxCount );    

    /**

     * Set the parameters related to tx rate adaptation algorithm.

     * @param aMinStepUpCheckpoint Minimum and initial rate increase checkpoint in units of frames.

     * @param aMaxStepUpCheckpoint Maximum rate increase checkpoint in units of frames.

     * @param aStepUpCheckpointFactor Rate increase checkpoint is multiplied with this

     *        value if sending of a probe frame fails.

     * @param aStepDownCheckpoint After this many frames the need to decrease the rate is checked.

     * @param aMinStepUpThreshold Minimum and initial rate increase threshold percentage.

     * @param aMaxStepUpThreshold Maximum rate increase threshold percentage value.

     * @param aStepUpThresholdIncrement Rate increase threshold is incremented by this

     *        value if sending of a probe frame fails.

     * @param aStepDownThreshold Rate decrease threshold percentage.

     * @param aDisableProbeHandling If EFalse, the rate adaptation algorithm handles the first frame 

     *        transmitted after a rate increase in a special way.

     */

    void SetTxRateAdaptationParameters(

        TUint8 aMinStepUpCheckpoint,

        TUint8 aMaxStepUpCheckpoint,

        TUint8 aStepUpCheckpointFactor,

        TUint8 aStepDownCheckpoint,

        TUint8 aMinStepUpThreshold,

        TUint8 aMaxStepUpThreshold,

        TUint8 aStepUpThresholdIncrement,

        TUint8 aStepDownThreshold,

        TBool aDisableProbeHandling );

    /**

     * Set the parameters related to power mode management.

     * @param aActiveToLightTimeout Timeout for Active->Light transition.

     * @param aActiveToLightThreshold Frame count threshold for Active->Light transition.

     * @param aLightToActiveTimeout Timeout for Light->Active transition.

     * @param aLightToActiveThreshold Frame count threshold for Light->Active transition.

     * @param aLightToDeepTimeout Timeout for Light->Deep transition.

     * @param aLightToDeepThreshold Frame count threshold for Light->Deep transition.

     * @param aUapsdRxFrameLengthThreshold Rx frame lenght threshold in U-APSD for Best Effort.

     */    

    void SetPowerModeMgmtParameters(

        TUint32 aActiveToLightTimeout,

        TUint16 aActiveToLightThreshold,

        TUint32 aLightToActiveTimeout,

        TUint16 aLightToActiveThreshold,

        TUint32 aLightToDeepTimeout,

        TUint16 aLightToDeepThreshold,

        TUint16 aUapsdRxFrameLengthThreshold );

    /**

     * Set the parameters related to power mode management.

     * @param aRatePolicies TX rate policies to set.

     * @param aMcsPolicies MCS policies to set.

     * @param aMappings Mappings between Access Classes and TX rate policies.

     * @param aInitialRates Initial rates for the policies.

     * @param aAutoRatePolicies TX auto rate policies to set.

     */

    void SetTxRatePolicies(

        const TTxRatePolicy& aRatePolicies,        

        const THtMcsPolicy& aMcsPolicies,

        const TQueue2RateClass& aMappings,

        const TInitialMaxTxRate4RateClass& aInitialRates,

        const TTxAutoRatePolicy& aAutoRatePolicies );

    /**

     * Get packet statistics for the current connection.

     * @param aStatistics Packet statistics for the current connection.

     */

    void GetPacketStatistics(

        TStatisticsResponse& aStatistics );

    /**

     * Set the U-APSD settings.

     * @param aMaxServicePeriodLength The maximum number of frames to send during a service period.

     * @param aUapsdEnabledForVoice Whether U-APSD is trigger and delivery-enabled for Voice.

     * @param aUapsdEnabledForVideo Whether U-APSD is trigger and delivery-enabled for Video.

     * @param aUapsdEnabledForBestEffort Whether U-APSD is trigger and delivery-enabled for BestEffort.

     * @param aUapsdEnabledForBackground Whether U-APSD is trigger and delivery-enabled for Background.     

     */

    void SetUapsdSettings(

        TMaxServicePeriodLength aMaxServicePeriodLength,

        TBool aUapsdEnabledForVoice,

        TBool aUapsdEnabledForVideo,

        TBool aUapsdEnabledForBestEffort,

        TBool aUapsdEnabledForBackground );

    /**

     * Set the RCPI trigger level.

     * @param aTriggerLevel The RCPI trigger level.

     */

    void SetRcpiTriggerLevel( 

        TUint8 aTriggerLevel );

    /**

     * Set the power save settings.

     * @param aStayInUapsdPsModeForVoice Whether the terminal stays in U-APSD power save when using Voice.

     * @param aStayInUapsdPsModeForVideo Whether the terminal stays in U-APSD power save when using Video.

     * @param aStayInUapsdPsModeForBestEffort Whether the terminal stays in U-APSD power save when using BestEffort.

     * @param aStayInUapsdPsModeForBackground Whether the terminal stays in U-APSD power save when using Background.

     * @param aStayInLegacyPsModeForVoice Whether the terminal stays in legacy power save when using Voice.

     * @param aStayInLegacyPsModeForVideo Whether the terminal stays in legacy power save when using Video.

     * @param aStayInLegacyPsModeForBestEffort Whether the terminal stays in legacy power save when using BestEffort.

     * @param aStayInLegacyPsModeForBackground Whether the terminal stays in legacy power save when using Background.

     */

    void SetPowerSaveSettings(

        TBool aStayInUapsdPsModeForVoice,

        TBool aStayInUapsdPsModeForVideo,

        TBool aStayInUapsdPsModeForBestEffort,

        TBool aStayInUapsdPsModeForBackground,

        TBool aStayInLegacyPsModeForVoice,

        TBool aStayInLegacyPsModeForVideo,

        TBool aStayInLegacyPsModeForBestEffort,

        TBool aStayInLegacyPsModeForBackground );       

    /**

     * Set parameters of a Tx queue.

     * @param aQueueId Queue to be configured.

     * @param aMediumTime Medium time to be used.

     * @param aMaxTxMSDULifetime Maximum Transmit MSDU Lifetime to be used.

     */

    void SetTxQueueParameters(

        TQueueId aQueueId,

        TUint16 aMediumTime,

        TUint32 aMaxTxMSDULifetime );

    /**

     * Set block ACK usage per traffic stream.

     * @param aTxUsage Bitmap of TIDs where TX block ACK is allowed.

     * @param aRxUsage Bitmap of TIDs where RX block ACK is allowed.

     */

    void SetBlockAckUsage(

        TUint8 aTxUsage,

        TUint8 aRxUsage );

    /**

     * Set the SNAP header of frames to receive. 

     * @param aHeader SNAP header of frames to receive..

     */

    void SetSnapHeaderFilter(

        TSnapHeader aHeader );

    /**

     * Disable user data (802.1x: block data during 

     *           authentication).

     */

    void DisableUserData();

    /**

     * Enable user data (802.1x: pass data through after

     *           succesfull authentication). Default value is to 

     *           enable user data.

     */

    void EnableUserData();

    /**

     * Add a cipher key.

     * @param aCipherSuite The cipher suite of the key.

     * @param aKeyIndex    Index of the key.

     * @param aLength      Length of the cipher key.

     * @param aData        Cipher key.        

     * @param aMacAddr     Defines the MAC address the key is used for.

     * @param aUseAsDefault in case of wep, whether the key is used as default cipher key

     */

    void AddCipherKey(

        TWlanCipherSuite aCipherSuite,

        TUint8 aKeyIndex,

        TUint32 aLength,

        const TUint8* aData,

        const TMacAddress& aMacAddr,

        TBool aUseAsDefault );

    /**

     * Connect (authenticate and associate) to a BSS.

     * @param aSSID                        Name of the network.

     * @param aBSSID                       BSSID of the access point.

     * @param aAuthAlgorithm               Authentication algorithm number.

     * @param aEncryptionStatus            Used encryption level.

     * @param aPairwiseKeyType             Pairwise cipher key type to be used.

     * @param aIsInfra                     The BSS type.

     * @param aIeDataLength                The IE data lenght.

     * @param aIeData                      The IE data.

     * @param aScanFrameLength             Length of beacon/probe response frame.

     * @param aScanFrame                   Pointer to beacon/probe response frame.

     * @param aIsPairwiseKeyInvalidated    Whether the pairwise key should be invalidated.

     * @param aIsGroupKeyInvalidated       Whether the group key should be invalidated

     * @param aIsRadioMeasurementSupported Whether the radio measurement is supported

     */

    void Connect(

        const TSSID& aSSID,                 

        const TMacAddress& aBSSID,          

        TUint16 aAuthAlgorithm,      

        TEncryptionStatus aEncryptionStatus,

        TWlanCipherSuite aPairwiseKeyType,

        TBool aIsInfra,        

        TUint32 aIeDataLength,

        const TUint8* aIeData,        

        TUint32 aScanFrameLength,

        const TUint8* aScanFrame,

        TBool aIsPairwiseKeyInvalidated,

        TBool aIsGroupKeyInvalidated,

        TBool aIsRadioMeasurementSupported );

protected: // From CActive

    /**

     * DoCancel

     */

    void DoCancel();

    /**

     * RunL

     */

    void RunL();

private:    // Construction methods

    /**

     * C++ default constructor.

     * @param aIndPtr Interface to send indications.

     */

    CWlanMgmtCommandHandler(

        RWlanLogicalChannel& aChannel,

        MWlanMgmtCommandCallback& aClient );

    /**

     * By default Symbian 2nd phase constructor is private.

     */

    void ConstructL();

private:    // Members

    /** 

     * Callback interface to complete the requested commands

     */

    MWlanMgmtCommandCallback& iClient;

    /**

     * Interface to access LDD 

     */

    RWlanLogicalChannel& iChannel;

    /**

     * Package buffer for output parameter(s).

     */

    TPtr8 iBuffer;

    };

#endif // WLANMGMTCOMMANDHANDLER_H