sl@0: // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: /**
sl@0:  @file
sl@0:  @internalTechnology
sl@0: */
sl@0: 
sl@0: #ifndef TSCSIBLOCKCMDS_H
sl@0: #define TSCSIBLOCKCMDS_H
sl@0: 
sl@0: 
sl@0: /**
sl@0: Data type for Logical Block Address
sl@0: */
sl@0: typedef TUint32 TLba;
sl@0: 
sl@0: /**
sl@0: Data type for PROTECT filed used in READ (10) and WRITE (10)
sl@0: SBC-3 5.6 Table 33 and 5.25 Table 68
sl@0: */
sl@0: typedef TUint TProtect;     // 3 bits
sl@0: 
sl@0: class TScsiClientReq;
sl@0: 
sl@0: 
sl@0: /**
sl@0: Encode SCSI MODE SENSE(6) REQUEST
sl@0: Ref SPC-2 7.8 Request
sl@0: Ref SPC-3 6.9 Request
sl@0: Ref SPC-3 7.4 Response format
sl@0: Ref SBC-3 6.3 Response format for SBC
sl@0: */
sl@0: class TScsiClientModeSense6Req: public TScsiClientReq
sl@0:     {
sl@0: public:
sl@0:     /** SCSI PAGE CONTROL values */
sl@0:     enum TPageControl
sl@0:         {
sl@0:         ECurrentValues = 0x00,
sl@0:         EChangeableValues = 0x01,
sl@0:         EDefaultValues = 0x02,
sl@0:         ESavedValues = 0x03
sl@0:         };
sl@0: 
sl@0:     /** Length of MODE SENSE (6) response */
sl@0:     static const TUint KResponseLength = 4;
sl@0: 
sl@0:     TScsiClientModeSense6Req(TPageControl aPageControl,
sl@0:                              TUint aPageCode,
sl@0:                              TUint aSubPageCode = 0);
sl@0: 
sl@0:     TInt EncodeRequestL(TDes8& aBuffer) const;
sl@0: 
sl@0: public:
sl@0:     /** SCSI PAGE CONTROL field */
sl@0:     TPageControl iPageControl;
sl@0:     /** SCSI PAGE CODE field */
sl@0:     TUint iPageCode;
sl@0:     /** SCSI SUB PAGE CODE field */
sl@0:     TUint iSubPageCode;
sl@0:     /** SCSI ALLOCATION LENGTH field */
sl@0:     TAllocationLength iAllocationLength;
sl@0:     };
sl@0: 
sl@0: 
sl@0: /**
sl@0: Encode SCSI MODE SENSE(6) RESPONSE
sl@0: Ref SPC-3 6.9 Request
sl@0: Ref SPC-3 7.4 Response format
sl@0: Ref SBC-3 6.3 Response format for SBC
sl@0: */
sl@0: class TScsiClientModeSense6Resp: public TScsiClientResp
sl@0:     {
sl@0: public:
sl@0:     /** Length of MODE SENSE (6) response */
sl@0:     static const TUint KResponseLength = 4;
sl@0: 
sl@0:     TScsiClientModeSense6Resp() {};
sl@0: 
sl@0:     TInt DataLength() const {return KResponseLength;}
sl@0:     void DecodeL(const TDesC8& aPtr);
sl@0: 
sl@0: public:
sl@0:     /** Returned SCSI WP flag */
sl@0:     TBool iWriteProtected;
sl@0:     };
sl@0: 
sl@0: 
sl@0: /**
sl@0: Encode MODE SENSE (10) REQUEST
sl@0: Ref SPC-2 7.9  Request
sl@0: Ref SPC-3 6.10 Request
sl@0: Ref SPC-2 8.2  Response format
sl@0: Ref SPC-3 7.4  Response format
sl@0: Ref SBC-3 6.3  Response format for SBC
sl@0: */
sl@0: class TScsiClientModeSense10Req: public TScsiClientReq
sl@0:     {
sl@0: public:
sl@0:     /** SCSI PAGE CONTROL values */
sl@0:     enum TPageControl
sl@0:         {
sl@0:         ECurrentValues = 0x00,
sl@0:         EChangeableValues = 0x01,
sl@0:         EDefaultValues = 0x02,
sl@0:         ESavedValues = 0x03
sl@0:         };
sl@0: 
sl@0:     /** Length of MODE SENSE (10) response */
sl@0:     static const TUint KResponseLength = 8;
sl@0: 
sl@0:     TScsiClientModeSense10Req(TPageControl aPageControl,
sl@0:                               TUint aPageCode,
sl@0:                               TUint aSubPageCode = 0);
sl@0: 
sl@0:     TInt EncodeRequestL(TDes8& aBuffer) const;
sl@0: 
sl@0: public:
sl@0:     /** SCSI PAGE CONTROL field */
sl@0:     TPageControl iPageControl;
sl@0:     /** SCSI PAGE CODE field */
sl@0:     TUint iPageCode;
sl@0:     /** SCSI SUB PAGE CODE field */
sl@0:     TUint iSubPageCode;
sl@0:     /** SCSI ALLOCATION LENGTH field */
sl@0:     TAllocationLength iAllocationLength;
sl@0:     };
sl@0: 
sl@0: 
sl@0: /**
sl@0: Decode SCSI MODE SENSE (10) RESPONSE
sl@0: Ref SPC-3 6.10 Request
sl@0: Ref SPC-3 7.4  Response format
sl@0: Ref SBC-3 6.3  Response format for SBC
sl@0: */
sl@0: class TScsiClientModeSense10Resp: public TScsiClientResp
sl@0:     {
sl@0: public:
sl@0:     /** Length of MODE SENSE (10) response */
sl@0:     static const TUint KResponseLength = 8;
sl@0: 
sl@0:     TScsiClientModeSense10Resp() {};
sl@0: 
sl@0:     TInt DataLength() const {return KResponseLength;}
sl@0:     void DecodeL(const TDesC8& aPtr);
sl@0: 
sl@0: public:
sl@0:     /** Returned SCSI WP flag */
sl@0:     TBool iWriteProtected;
sl@0:     };
sl@0: 
sl@0: /**
sl@0: Encode READ CAPCAITY (10) REQUEST
sl@0: Ref SBC 2 5.10
sl@0: Ref SBC 3 5.10
sl@0: */
sl@0: class TScsiClientReadCapacity10Req: public TScsiClientReq
sl@0:     {
sl@0: public:
sl@0:     /** Length of READ CAPACITY (10) response */
sl@0:     static const TInt KResponseLength = 8;
sl@0:     TScsiClientReadCapacity10Req();
sl@0:     TScsiClientReadCapacity10Req(TLba aLba);
sl@0:     TInt EncodeRequestL(TDes8& aBuffer) const;
sl@0: 
sl@0: public:
sl@0:     /** SCSI LOGICAL BLOCK ADDRESS */
sl@0:     TLba iLba;
sl@0:     };
sl@0: 
sl@0: /**
sl@0: Decode READ CAPCAITY (10) RESPONSE
sl@0: */
sl@0: class TScsiClientReadCapacity10Resp: public TScsiClientResp
sl@0:     {
sl@0: public:
sl@0:     /** Length of READ CAPACITY (10) response */
sl@0:     static const TInt KResponseLength = 8;
sl@0:     TScsiClientReadCapacity10Resp() {};
sl@0: 
sl@0:     void DecodeL(const TDesC8& aPtr);
sl@0:     TInt DataLength() const {return KResponseLength;}
sl@0: 
sl@0: public:
sl@0:     /** Returned SCSI LOGICAL BLOCK ADDRESS */
sl@0:     TLba iLba;
sl@0:     /** Returned SCSI BLOCK LENGTH IN BYTES */
sl@0:     TUint32 iBlockSize;
sl@0:     };
sl@0: 
sl@0: 
sl@0: /**
sl@0: Base class for encoding SCSI READ (10) and SCSI WRITE (10) requests
sl@0: */
sl@0: class TScsiClientRdWr10Req: public TScsiClientReq
sl@0:     {
sl@0: public:
sl@0:     TScsiClientRdWr10Req(TOperationCode aOperationCode);
sl@0:     TInt EncodeRequestL(TDes8& aBuffer) const;
sl@0: 
sl@0: public:
sl@0:     /** SCSI LOGICAL BLOCK ADDRESS field   */
sl@0:     TUint32 iLogicalBlockAddress;
sl@0:     /** SCSI TRANSFER LENGTH field   */
sl@0:     TUint16 iBlockTransferLength;
sl@0:     /** SCSI RDPROTECT or SCSI WRPROTECT field */
sl@0:     TProtect iProtect;
sl@0:     };
sl@0: 
sl@0: 
sl@0: /**
sl@0: Encode SCSI READ (10) REQUEST
sl@0: */
sl@0: class TScsiClientRead10Req: public TScsiClientRdWr10Req
sl@0:     {
sl@0: public:
sl@0:     TScsiClientRead10Req();
sl@0:     TInt EncodeRequestL(TDes8& aBuffer) const;
sl@0:     };
sl@0: 
sl@0: 
sl@0: 
sl@0: /**
sl@0: Encode START STOP UNIT REQUEST
sl@0: Ref SBC-2 5.17
sl@0: */
sl@0: class TScsiClientStartStopUnitReq: public TScsiClientReq
sl@0:     {
sl@0: public:
sl@0:     TScsiClientStartStopUnitReq();
sl@0:     TInt EncodeRequestL(TDes8& aBuffer) const;
sl@0: 
sl@0: public:
sl@0:     /** SCSI IMMED flag */
sl@0:     TBool iImmed;
sl@0:     /** SCSI START flag */
sl@0:     TBool iStart;
sl@0:     /** SCSI LOEJ flag */
sl@0:     TBool iLoej;
sl@0:     };
sl@0: 
sl@0: 
sl@0: /**
sl@0: Encode SCSI WRITE (10) REQUEST
sl@0: */
sl@0: class TScsiClientWrite10Req: public TScsiClientRdWr10Req
sl@0:     {
sl@0: public:
sl@0:     TScsiClientWrite10Req();
sl@0:     TInt EncodeRequestL(TDes8& aBuffer) const;
sl@0:     };
sl@0: 
sl@0: 
sl@0: #include "tscsiblockcmds.inl"
sl@0: 
sl@0: #endif // TSCSIBLOCKCMDS_H