// Copyright (c) 2008-2009 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:

 //

 /**

  @file

  @internalTechnology

 */

 #ifndef TSCSIPRIMARYCMDS_H

 #define TSCSIPRIMARYCMDS_H

 /**

 Encodes SCSI INQUIRY REQUEST

 Ref SPC-2 7.3.1

 Ref SPC-3 6.4

 */

 class TScsiClientInquiryReq: public TScsiClientReq

     {

 public:

     /** Length of INQUIRY response */

     static const TUint KResponseLength = 36;

     TScsiClientInquiryReq();

     TInt EncodeRequestL(TDes8& aBuffer) const;

     void SetEvpd(TUint8 aPageCode);

     void SetCmdDt(TUint8 aOperationCode);

     void SetAllocationLength(TAllocationLength aAllocationLength);

 public:

     /** SCSI CmdDt field */

     TBool iCmdDt;

     /** SCSI EVPD field */

 	TBool iEvpd;

     /** SCSI PAGE field */

 	TUint8 iPage;

     /** SCSI ALLOCATION LENGTH */

     TAllocationLength iAllocationLength;

     };

 /**

 Represents the SCSI INQUIRY RESPONSE PRODUCT IDENTIFICATION information

 */

 class TMassStorageConfig

     {

 public:

     /** SCSI VENDOR ID field */

     TBuf<8> iVendorId;

     /** SCSI PRODUCT ID field */

     TBuf<16> iProductId;

     /** SCSI PRODUCT REVISION field */

     TBuf<4> iProductRev;

     };

 /**

 Represents the SCSI INQUIRY RESPONSE PERIPHERAL device information

 */

 class TPeripheralInfo

     {

 public:

     /** Medium removable flag */

     TBool iRemovable;

     /** SCSI PERIPHERAL QUALIFIER */

     TUint8 iPeripheralQualifier;

     /** SCSI PERIPHEREAL DEVICE TYPE */

     TUint8 iPeripheralDeviceType;

     /** SCSI RESPONSE DATA FORMAT */

     TUint8 iResponseDataFormat;

     /** SCSI VERSION */

     TUint8 iVersion;

     /** Device product information (vendor id, product id, revision) */

     TMassStorageConfig iIdentification;

     };

 /**

 Decodes SCSI INQUIRY REQUEST

 */

 class TScsiClientInquiryResp: public TScsiClientResp

     {

 public:

     /** Length of INQUIRY response */

     static const TInt KResponseLength = 36;

     TScsiClientInquiryResp(TPeripheralInfo& aPeripheralInfo);

     TInt DataLength() const {return KResponseLength;}

     void DecodeL(const TDesC8& aPtr);

 private:

     void DecodeInquiry(const TDesC8& aPtr);

 public:

     /** Device peripheral info fields */

     TPeripheralInfo& iPeripheralInfo;

     };

 /**

 Data type for PREVENT field

 SPC-2, 7.12 Table 78

 SPC-3, 6.13 Table 119

 */

 typedef TBool TPrevent;

 /**

 Encodes SCSI PREVENT MEDIA REMOVAL REQUEST

 SPC-2 7.12

 SPC-3 6.13

 */

 class TScsiClientPreventMediaRemovalReq: public TScsiClientReq

     {

 public:

     TScsiClientPreventMediaRemovalReq(TPrevent aPrevent);

     TInt EncodeRequestL(TDes8& aBuffer) const;

 private:

     TPrevent iPrevent;

     };

 /**

 Encodes SCSI REQUEST SENSE REQUEST

 */

 class TScsiClientRequestSenseReq: public TScsiClientReq

     {

 public:

     /** Length of REQUEST SENSE request */

     static const TUint KResponseLength = 18;

     TScsiClientRequestSenseReq();

     TInt EncodeRequestL(TDes8& aBuffer) const;

 private:

     void SetAllocationLength(TAllocationLength aAllocationLength);

 public:

     /** SCSI ALLOCATION LENGTH field */

     TAllocationLength iAllocationLength;

     };

 /**

 Decodes SCSI SENSE RESPONSE

 */

 class TScsiClientRequestSenseResp: public TScsiClientResp

     {

 public:

     /** SCSI Response Code, SBC-3 4.5 */

     enum TResponseCode

         {

         ECurrentErrors = 0x70,

         EDeferredErrors = 0x71

         };

     /** Length of the REQUEST SENSE response */

     static const TInt KResponseLength = 18;

     /** Constructor */

     TScsiClientRequestSenseResp() {};

     TInt DataLength() const {return KResponseLength;}

     void DecodeL(const TDesC8& aPtr);

 private:

     void DecodeSenseInfo(const TDesC8& aPtr);

 public:

     /** Returned SCSI RESPONSE CODE */

     TResponseCode iResponseCode;

     /** Returned SCSI Sense Info */

     TSenseInfo iSenseInfo;

     /** Returned SCSI ADDITIONAL SENSE LENGTH */

     TUint iAdditionalSenseLength;

     };

 /**

 Encodes SCSI TEST UNIT READY REQUEST

 Ref SPC-2 7.25

 Ref SPC-3 6.33

 */

 class TScsiClientTestUnitReadyReq: public TScsiClientReq

     {

 public:

     TScsiClientTestUnitReadyReq();

     TInt EncodeRequestL(TDes8& aBuffer) const;

     };

 #include "tscsiprimarycmds.inl"

 #endif // TSCSIPRIMARYCMDS_H