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userlibandfileserver/fileserver/smassstorage/inc/cbulkonlytransport.h
changeset 286 48e57fb1237e
parent 271 dc268b18d709 
--- a/userlibandfileserver/fileserver/smassstorage/inc/cbulkonlytransport.h	Wed Oct 06 17:13:14 2010 +0100
+++ b/userlibandfileserver/fileserver/smassstorage/inc/cbulkonlytransport.h	Mon Oct 11 17:54:41 2010 +0100
@@ -12,7 +12,7 @@
 //
 // Description:
 // Class declaration for CBulkOnlyTransport.
-// 
+//
 //
 
 /**
@@ -24,22 +24,20 @@
 #define __CBULKONLYTRANSPORT_H__
 
 #include <e32std.h>
-#if !defined(__WINS__) && !defined(__X86__) 
+#if !defined(__WINS__) && !defined(__X86__)
 #include <d32usbcsc.h>
 #endif
 #include <d32usbc.h>
-#include "protocol.h"  
-#include "cusbmassstoragecontroller.h"
-#include "mldddevicestatenotification.h"
+
 
 static const TUint KCbwLength = 31;
 static const TUint KCommandBufferLength = 36;
-// for control endpoint 
+// for control endpoint
 static const TUint KRequestHdrSize = 8;
 
 
 /** size of buffer for command padding */
-static const TUint KBOTMaxBufSize 		= 512; 
+static const TUint KBOTMaxBufSize       = 512;
 
 /** size of csw */
 LOCAL_D const TInt KCswLength = 13;
@@ -49,168 +47,168 @@
 Represent Endpoint0 request
 */
 class TUsbRequestHdr
-	{
+    {
 public:
-	enum TEp0Request
-		{
-		EReqGetMaxLun = 0xFE,
-		EReqReset	  = 0xFF
-		};
+    enum TEp0Request
+        {
+        EReqGetMaxLun = 0xFE,
+        EReqReset     = 0xFF
+        };
 public:
-	TInt Decode(const TDesC8& aBuffer);
-	TBool IsDataResponseRequired() const;
+    TInt Decode(const TDesC8& aBuffer);
+    TBool IsDataResponseRequired() const;
 
 public:
-	TUint8 iRequestType;
-	TEp0Request iRequest;
-	TUint16 iValue;
-	TUint16 iIndex;
-	TUint16 iLength;
-	};
+    TUint8 iRequestType;
+    TEp0Request iRequest;
+    TUint16 iValue;
+    TUint16 iIndex;
+    TUint16 iLength;
+    };
 
 
 /** handles the data transport and communications with the SCSI protocol */
 class CBulkOnlyTransport : public CActive, public MTransportBase
-	{
+    {
 public:
-	enum TCswStatus
-		{
-		ECommandPassed	= 0,
-		ECommandFailed	= 1,
-		EPhaseError		= 2
-		};
+    enum TCswStatus
+        {
+        ECommandPassed  = 0,
+        ECommandFailed  = 1,
+        EPhaseError     = 2
+        };
 
-	enum TTransportState
-		{
-		ENone,
-		EWaitForCBW,
-		ESendingCSW,
-		EWritingData,
-		EReadingData,
+    enum TTransportState
+        {
+        ENone,
+        EWaitForCBW,
+        ESendingCSW,
+        EWritingData,
+        EReadingData,
         EPermErr
-		};
+        };
 public:
-	static CBulkOnlyTransport* NewL(TInt aNumDrives,CUsbMassStorageController& aController, CUsbMassStorageController::TTransportldd aTransportLddFlag);
-	static CBulkOnlyTransport* NewL(TInt aNumDrives,CUsbMassStorageController& aController); 
+    static CBulkOnlyTransport* NewL(TInt aNumDrives,CUsbMassStorageController& aController, CUsbMassStorageController::TTransportldd aTransportLddFlag);
+    static CBulkOnlyTransport* NewL(TInt aNumDrives,CUsbMassStorageController& aController);
 
 protected:
     ~CBulkOnlyTransport();
-	CBulkOnlyTransport(TInt aNumDrives,CUsbMassStorageController& aController);
+    CBulkOnlyTransport(TInt aNumDrives,CUsbMassStorageController& aController);
 
 public:
-	TInt InitialiseTransportL(TInt aTransportLddFlag);
+    TInt InitialiseTransportL(TInt aTransportLddFlag);
 
 
-	TInt Start();
-	TInt Stop();
-	void RegisterProtocol(MProtocolBase& aProtocol);
+    TInt Start();
+    TInt Stop();
+    void RegisterProtocol(MProtocolBase& aProtocol);
 
-	CUsbMassStorageController& Controller();
-	TInt MaxLun();
-	void SetupReadData(TUint aLength);
-	void SetupWriteData(TPtrC8& aData);
+    CUsbMassStorageController& Controller();
+    TInt MaxLun();
+    void SetupReadData(TUint aLength);
+    void SetupWriteData(TPtrC8& aData);
 
-	void GetCommandBufPtr(TPtr8& aDes, TUint aLength); // Ptr to iCommandBuf to send responses to commands 
-	void GetReadDataBufPtr(TPtr8& aDes); // Ptr to DataBuf's  
-	void GetWriteDataBufPtr(TPtrC8& aDes);
+    void GetCommandBufPtr(TPtr8& aDes, TUint aLength); // Ptr to iCommandBuf to send responses to commands
+    void GetReadDataBufPtr(TPtr8& aDes); // Ptr to DataBuf's
+    void GetWriteDataBufPtr(TPtrC8& aDes);
 #ifdef MSDC_MULTITHREADED
-	void ProcessReadData(TAny* aAddress);
+    void ProcessReadData(TAny* aAddress);
 #endif
 
-	TInt HwStart(TBool aDiscard = EFalse);
-	TInt HwStop();
+    TInt HwStart(TBool aDiscard = EFalse);
+    TInt HwStop();
     void StopBulkOnlyEndpoint();
-	TInt HwSuspend();
-	TInt HwResume();
+    TInt HwSuspend();
+    TInt HwResume();
 
-	virtual void RunL();
-	virtual void DoCancel();
+    virtual void RunL();
+    virtual void DoCancel();
 
-	virtual TInt SetupConfigurationDescriptor(TBool aUnset = EFalse) = 0;
-	virtual TInt SetupInterfaceDescriptors() = 0;
-	virtual void ReleaseInterface() = 0;
-	virtual void CancelControlInterface() = 0;
-	virtual TInt StartControlInterface() = 0;
-	virtual void ActivateDeviceStateNotifier() = 0;
-	virtual void CancelDeviceStateNotifier() = 0;
-	virtual void CancelReadWriteRequests() = 0;
-	virtual void AllocateEndpointResources() = 0;
-	virtual TInt GetDeviceStatus(TUsbcDeviceState& deviceStatus) = 0;
-	virtual void FlushData() = 0;
-	virtual void ReadAndDiscardData(TInt aBytes) = 0;
-	virtual void ReadCBW() = 0;
-	virtual void ExpireData(TAny* aAddress = NULL) = 0;
-	virtual void ProcessCbwEvent() = 0;
-	virtual void StallEndpointAndWaitForClear() = 0;
-	virtual void ReadData(TUint aLength = 0) = 0;
-	virtual void WriteUsb(TRequestStatus& aStatus,  TPtrC8& aDes, TUint aLength, TBool aZlpRequired = EFalse) = 0;
-	virtual void SetCbwPtr() = 0;
-	virtual TPtr8& SetCommandBufPtr(TUint aLength) = 0; // pointer to buf for sending responses to commands 
-	virtual TPtr8& SetDataBufPtr() = 0; // to swap between the two buffers
-	virtual void SetPaddingBufPtr(TUint aLength) = 0;
-	virtual void SetCswBufPtr(TUint aLength) = 0;
-	virtual void ProcessReadingDataEvent() = 0;
-	virtual void DiscardData(TUint aLength) = 0;
-	virtual void WriteToClient(TUint aLength) = 0;
-	virtual void SetReadDataBufPtr( TUint aLength) = 0;
+    virtual TInt SetupConfigurationDescriptor(TBool aUnset = EFalse) = 0;
+    virtual TInt SetupInterfaceDescriptors() = 0;
+    virtual void ReleaseInterface() = 0;
+    virtual void CancelControlInterface() = 0;
+    virtual TInt StartControlInterface() = 0;
+    virtual void ActivateDeviceStateNotifier() = 0;
+    virtual void CancelDeviceStateNotifier() = 0;
+    virtual void CancelReadWriteRequests() = 0;
+    virtual void AllocateEndpointResources() = 0;
+    virtual TInt GetDeviceStatus(TUsbcDeviceState& deviceStatus) = 0;
+    virtual void FlushData() = 0;
+    virtual void ReadAndDiscardData(TInt aBytes) = 0;
+    virtual void ReadCBW() = 0;
+    virtual void ExpireData(TAny* aAddress = NULL) = 0;
+    virtual void ProcessCbwEvent() = 0;
+    virtual void StallEndpointAndWaitForClear() = 0;
+    virtual void ReadData(TUint aLength = 0) = 0;
+    virtual void WriteUsb(TRequestStatus& aStatus,  TPtrC8& aDes, TUint aLength, TBool aZlpRequired = EFalse) = 0;
+    virtual void SetCbwPtr() = 0;
+    virtual TPtr8& SetCommandBufPtr(TUint aLength) = 0; // pointer to buf for sending responses to commands
+    virtual TPtr8& SetDataBufPtr() = 0; // to swap between the two buffers
+    virtual void SetPaddingBufPtr(TUint aLength) = 0;
+    virtual void SetCswBufPtr(TUint aLength) = 0;
+    virtual void ProcessReadingDataEvent() = 0;
+    virtual void DiscardData(TUint aLength) = 0;
+    virtual void WriteToClient(TUint aLength) = 0;
+    virtual void SetReadDataBufPtr( TUint aLength) = 0;
 
 #ifdef MSDC_MULTITHREADED
-	virtual void GetBufferPointers(TPtr8& aDes1, TPtr8& aDes2) = 0;
+    virtual void GetBufferPointers(TPtr8& aDes1, TPtr8& aDes2) = 0;
 #endif
 
 protected:
-	void DecodeCBW();
-	TBool CheckCBW();
-	void SetPermError();
-	void SendCSW(TUint aTag, TUint aDataResidue, TCswStatus aStatus);
-	void WriteData(TRequestStatus& aStatus,  TPtrC8& aDes, TUint aLength, TBool aZlpRequired = EFalse);
+    void DecodeCBW();
+    TBool CheckCBW();
+    void SetPermError();
+    void SendCSW(TUint aTag, TUint aDataResidue, TCswStatus aStatus);
+    void WriteData(TRequestStatus& aStatus,  TPtrC8& aDes, TUint aLength, TBool aZlpRequired = EFalse);
 
-	void CallReadAndDiscardData(TInt aBytes);
-	void Activate(TInt aReason);
+    void CallReadAndDiscardData(TInt aBytes);
+    void Activate(TInt aReason);
 
 protected:
-	/** maximun logic unit number supported (started from 0*/
-	TInt iMaxLun;
+    /** maximun logic unit number supported (started from 0*/
+    TInt iMaxLun;
 
-	CUsbMassStorageController& iController;
+    CUsbMassStorageController& iController;
 
-	MProtocolBase* iProtocol;
+    MProtocolBase* iProtocol;
 
-	TTransportState  iCurrentState;
+    TTransportState  iCurrentState;
 
-	/** Shows how much data was not send/received */
-	TUint32 iDataResidue;
-	TUint32 iCbwTag;
-	TCswStatus iCmdStatus;
+    /** Shows how much data was not send/received */
+    TUint32 iDataResidue;
+    TUint32 iCbwTag;
+    TCswStatus iCmdStatus;
 
-	/** Indicate if SCSI prot has data to sent */
-	TBool iWriteSetUp;
+    /** Indicate if SCSI prot has data to sent */
+    TBool iWriteSetUp;
 
-	/** Indicate if SCSI prot expected additional data */
-	TBool iReadSetUp;
+    /** Indicate if SCSI prot expected additional data */
+    TBool iReadSetUp;
 
-	/** Indicate whether SCSI prot started or not */
-	TBool iStarted;
+    /** Indicate whether SCSI prot started or not */
+    TBool iStarted;
 
-	TBool iStallAllowed;
+    TBool iStallAllowed;
 
-	TBool iInterfaceConfigured;
+    TBool iInterfaceConfigured;
 
-	TPtr8 iCommandBufPtr; // Ptr to buffer to write responses to commands
-	TPtr8 iDataBufPtr;
-	TPtr8 iCswBufPtr;
-	TPtr8 iPaddingBufPtr;
+    TPtr8 iCommandBufPtr; // Ptr to buffer to write responses to commands
+    TPtr8 iDataBufPtr;
+    TPtr8 iCswBufPtr;
+    TPtr8 iPaddingBufPtr;
 
-	/** Size of data, Used to tell transport how much protocol/media has to send */
-	TUint iBufSize; 
+    /** Size of data, Used to tell transport how much protocol/media has to send */
+    TUint32 iBufSize;
 
-	TPtrC8 iWriteBufPtr;
+    TPtrC8 iWriteBufPtr;
 
-	TPtr8 iReadBufPtr;
+    TPtr8 iReadBufPtr;
 
-	/** Internal TPtr to check validity of and decode CBW */
-	TPtrC8 iCbwBufPtr;
-	};
+    /** Internal TPtr to check validity of and decode CBW */
+    TPtrC8 iCbwBufPtr;
+    };
 
 
 #endif // __CBULKONLYTRANSPORT_H__
FCL/sf/os/kernelhwsrv