1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 /**

    17  @file

    18  @internalTechnology

    19 */

    20 

    21 #ifndef TSCSIPRIMARYCMDS_H

    22 #define TSCSIPRIMARYCMDS_H

    23 

    24 

    25 /**

    26 Encodes SCSI INQUIRY REQUEST

    27 Ref SPC-2 7.3.1

    28 Ref SPC-3 6.4

    29 */

    30 class TScsiClientInquiryReq: public TScsiClientReq

    31     {

    32 public:

    33     /** Length of INQUIRY response */

    34     static const TUint KResponseLength = 36;

    35 

    36     TScsiClientInquiryReq();

    37     TInt EncodeRequestL(TDes8& aBuffer) const;

    38 

    39     void SetEvpd(TUint8 aPageCode);

    40     void SetCmdDt(TUint8 aOperationCode);

    41     void SetAllocationLength(TAllocationLength aAllocationLength);

    42 

    43 public:

    44     /** SCSI CmdDt field */

    45     TBool iCmdDt;

    46     /** SCSI EVPD field */

    47 	TBool iEvpd;

    48     /** SCSI PAGE field */

    49 	TUint8 iPage;

    50     /** SCSI ALLOCATION LENGTH */

    51     TAllocationLength iAllocationLength;

    52     };

    53 

    54 

    55 /**

    56 Represents the SCSI INQUIRY RESPONSE PRODUCT IDENTIFICATION information

    57 */

    58 class TMassStorageConfig

    59     {

    60 public:

    61     /** SCSI VENDOR ID field */

    62     TBuf<8> iVendorId;

    63     /** SCSI PRODUCT ID field */

    64     TBuf<16> iProductId;

    65     /** SCSI PRODUCT REVISION field */

    66     TBuf<4> iProductRev;

    67     };

    68 

    69 /**

    70 Represents the SCSI INQUIRY RESPONSE PERIPHERAL device information

    71 */

    72 class TPeripheralInfo

    73     {

    74 public:

    75     /** Medium removable flag */

    76     TBool iRemovable;

    77 

    78     /** SCSI PERIPHERAL QUALIFIER */

    79     TUint8 iPeripheralQualifier;

    80     /** SCSI PERIPHEREAL DEVICE TYPE */

    81     TUint8 iPeripheralDeviceType;

    82     /** SCSI RESPONSE DATA FORMAT */

    83     TUint8 iResponseDataFormat;

    84     /** SCSI VERSION */

    85     TUint8 iVersion;

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

    87     TMassStorageConfig iIdentification;

    88     };

    89 

    90 /**

    91 Decodes SCSI INQUIRY REQUEST

    92 */

    93 class TScsiClientInquiryResp: public TScsiClientResp

    94     {

    95 public:

    96     /** Length of INQUIRY response */

    97     static const TInt KResponseLength = 36;

    98     TScsiClientInquiryResp(TPeripheralInfo& aPeripheralInfo);

    99 

   100     TInt DataLength() const {return KResponseLength;}

   101     void DecodeL(const TDesC8& aPtr);

   102 

   103 private:

   104     void DecodeInquiry(const TDesC8& aPtr);

   105 

   106 public:

   107     /** Device peripheral info fields */

   108     TPeripheralInfo& iPeripheralInfo;

   109     };

   110 

   111 /**

   112 Data type for PREVENT field

   113 SPC-2, 7.12 Table 78

   114 SPC-3, 6.13 Table 119

   115 */

   116 typedef TBool TPrevent;

   117 

   118 /**

   119 Encodes SCSI PREVENT MEDIA REMOVAL REQUEST

   120 SPC-2 7.12

   121 SPC-3 6.13

   122 */

   123 class TScsiClientPreventMediaRemovalReq: public TScsiClientReq

   124     {

   125 public:

   126     TScsiClientPreventMediaRemovalReq(TPrevent aPrevent);

   127     TInt EncodeRequestL(TDes8& aBuffer) const;

   128 

   129 private:

   130     TPrevent iPrevent;

   131     };

   132 

   133 

   134 /**

   135 Encodes SCSI REQUEST SENSE REQUEST

   136 */

   137 class TScsiClientRequestSenseReq: public TScsiClientReq

   138     {

   139 public:

   140     /** Length of REQUEST SENSE request */

   141     static const TUint KResponseLength = 18;

   142     TScsiClientRequestSenseReq();

   143     TInt EncodeRequestL(TDes8& aBuffer) const;

   144 

   145 private:

   146     void SetAllocationLength(TAllocationLength aAllocationLength);

   147 

   148 public:

   149     /** SCSI ALLOCATION LENGTH field */

   150     TAllocationLength iAllocationLength;

   151     };

   152 

   153 

   154 /**

   155 Decodes SCSI SENSE RESPONSE

   156 */

   157 class TScsiClientRequestSenseResp: public TScsiClientResp

   158     {

   159 public:

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

   161     enum TResponseCode

   162         {

   163         ECurrentErrors = 0x70,

   164         EDeferredErrors = 0x71

   165         };

   166 

   167     /** Length of the REQUEST SENSE response */

   168     static const TInt KResponseLength = 18;

   169     /** Constructor */

   170     TScsiClientRequestSenseResp() {};

   171 

   172     TInt DataLength() const {return KResponseLength;}

   173     void DecodeL(const TDesC8& aPtr);

   174 

   175 private:

   176     void DecodeSenseInfo(const TDesC8& aPtr);

   177 

   178 public:

   179     /** Returned SCSI RESPONSE CODE */

   180     TResponseCode iResponseCode;

   181     /** Returned SCSI Sense Info */

   182     TSenseInfo iSenseInfo;

   183     /** Returned SCSI ADDITIONAL SENSE LENGTH */

   184     TUint iAdditionalSenseLength;

   185     };

   186 

   187 

   188 /**

   189 Encodes SCSI TEST UNIT READY REQUEST

   190 Ref SPC-2 7.25

   191 Ref SPC-3 6.33

   192 */

   193 class TScsiClientTestUnitReadyReq: public TScsiClientReq

   194     {

   195 public:

   196     TScsiClientTestUnitReadyReq();

   197     TInt EncodeRequestL(TDes8& aBuffer) const;

   198     };

   199 

   200 

   201 #include "tscsiprimarycmds.inl"

   202 

   203 #endif // TSCSIPRIMARYCMDS_H