userlibandfileserver/fileserver/scomp/sc_std.h
changeset 0 a41df078684a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/userlibandfileserver/fileserver/scomp/sc_std.h	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,193 @@
+// Copyright (c) 2003-2009 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:
+//
+
+#include "common.h"
+#include <f32fsys.h>
+#include <f32ver.h>
+#include <f32dbg.h>
+
+IMPORT_C TUint32 DebugRegister();
+#if defined(_DEBUG) || defined(_DEBUG_RELEASE)
+#define __PRINT(t) {if (DebugRegister()&KCOMPFS) RDebug::Print(t);}
+#define __PRINT1(t,a) {if (DebugRegister()&KCOMPFS) RDebug::Print(t,a);}
+#define __PRINT2(t,a,b) {if (DebugRegister()&KCOMPFS) RDebug::Print(t,a,b);}
+#define __PRINT3(t,a,b,c) {if (DebugRegister()&KCOMPFS) RDebug::Print(t,a,b,c);}
+#define __PRINT4(t,a,b,c,d) {if (DebugRegister()&KCOMPFS) RDebug::Print(t,a,b,c,d);}
+#else
+#define __PRINT(t)
+#define __PRINT1(t,a)
+#define __PRINT2(t,a,b)
+#define __PRINT3(t,a,b,c)
+#define __PRINT4(t,a,b,c,d)
+#endif
+
+
+enum TCompFault
+	{
+	ECompMountRemount,
+	ECompDirReadPending,
+	ECompFsDefaultPath,
+	ECompDirStoreLongEntryNameL,
+	};
+
+class TCompMount
+	{
+public:
+		inline TCompMount(CFileSystem* aFs, CMountCB* aMount);
+			
+		CFileSystem* iFs;
+		CMountCB* iMount;
+	};
+
+
+// CCompMountCB
+
+class CDirCB;
+class CCompFileSystem;
+class CCompMountCB : public CMountCB, public CMountCB::MFileAccessor
+	{
+public:
+	void MountL(TBool aForceMount);
+	TInt ReMount();
+	void Dismounted();
+	void VolumeL(TVolumeInfo& aVolume) const;
+	void SetVolumeL(TDes& aName);
+	void MkDirL(const TDesC& aName);
+	void RmDirL(const TDesC& aName);
+	void DeleteL(const TDesC& aName);
+	void RenameL(const TDesC& anOldName,const TDesC& anNewName);
+	void ReplaceL(const TDesC& anOldName,const TDesC& anNewName);
+	void EntryL(const TDesC& aName,TEntry& anEntry) const;
+	void SetEntryL(const TDesC& aName,const TTime& aTime,TUint aSetAttMask,TUint aClearAttMask);
+	void FileOpenL(const TDesC& aName,TUint aMode,TFileOpen anOpen,CFileCB* aFile);
+	void DirOpenL(const TDesC& aName,CDirCB* aDir);
+	void RawReadL(TInt64 aPos,TInt aLength,const TAny* aTrg,TInt anOffset,const RMessagePtr2& aMessage) const;
+	void RawWriteL(TInt64 aPos,TInt aLength,const TAny* aSrc,TInt anOffset,const RMessagePtr2& aMessage);
+	void GetShortNameL(const TDesC& aLongName,TDes& aShortName);
+	void GetLongNameL(const TDesC& aShortName,TDes& aLongName);
+	void IsFileInRom(const TDesC& aFileName,TUint8*& aFileStart);
+	void ReadSectionL(const TDesC& aName,TInt aPos,TAny* aTrg,TInt aLength,const RMessagePtr2& aMessage);
+
+	inline void SetMountNumber(TInt aNum);
+
+	virtual TInt GetInterface(TInt aInterfaceId,TAny*& aInterface,TAny* aInput);
+	virtual TInt GetFileUniqueId(const TDesC& aName, TInt64& aUniqueId);
+	virtual TInt Spare3(TInt aVal, TAny* aPtr1, TAny* aPtr2);
+	virtual TInt Spare2(TInt aVal, TAny* aPtr1, TAny* aPtr2);
+	virtual TInt Spare1(TInt aVal, TAny* aPtr1, TAny* aPtr2);
+
+private:
+	CCompMountCB(CCompFileSystem * aOwner) {iFileSystem=aOwner;}
+	~CCompMountCB();
+
+	inline CMountCB* RomMount() const;
+	inline void NullCompFileSystem(void);
+	void NewRomMountL();
+//	TInt GetInterface(TInt aInterfaceId,TAny*& aInterface,TAny* aInput);
+	TInt AddFsToCompositeMount(CFileSystem* aFileSystem);
+
+	TInt64 iSize;
+	CCompFileSystem * iFileSystem;
+protected:
+	RArray<TCompMount> iMounts;
+
+	friend class CCompFileSystem;
+	friend class CCompDirCB;
+	};
+
+
+// CCompDirCB
+
+class CCompDirCB : public CDirCB
+	{
+public:
+	void ReadL(TEntry& anEntry);
+	void StoreLongEntryNameL(const TDesC& aName);
+
+	TInt InitDir(CDirCB* aTrg, CMountCB* aMount);
+	TInt InitDir(CMountCB* aMount);
+	
+public:
+	HBufC* iMatch;
+private:
+	CCompDirCB();
+	~CCompDirCB();
+	
+	TBool IsDuplicate(TFileName& aFilename);
+
+	RPointerArray<CDirCB> iDirs;
+	TInt	iCurrentDir;
+
+	friend class CCompFileSystem;
+	friend class CCompMountCB;
+	};
+
+
+// CCompFileCB
+
+class CCompFileCB : public CFileCB
+	{
+public:
+	CCompFileCB();
+	~CCompFileCB();
+	
+	void RenameL(const TDesC& aNewName);
+	void ReadL(TInt aPos,TInt& aLength,const TAny* aDes);
+	void ReadL(TInt aPos,TInt& aLength,const TAny* aDes,const RMessagePtr2& aMessage);
+	void WriteL(TInt aPos,TInt& aLength,const TAny* aDes,const RMessagePtr2& aMessage);
+	TInt Address(TInt& aPos) const;
+	void SetSizeL(TInt aSize);
+	void SetEntryL(const TTime& aTime,TUint aSetAttMask,TUint aClearAttMask);
+	void FlushDataL();
+	void FlushAllL();
+
+	inline void SetTrueFile(CFileCB* aFile);
+	inline CFileCB* TrueFile() const;
+
+protected:
+	
+	virtual TInt GetInterface(TInt aInterfaceId,TAny*& aInterface,TAny* aInput);
+
+private:
+
+	CFileCB* iTrueFile;
+	};
+
+
+// CCompFileSystem
+
+class CCompFileSystem : public CFileSystem
+	{
+public:
+	CCompFileSystem();
+	~CCompFileSystem();
+	static CFileSystem* NewL();
+	TInt Install();
+	CMountCB* NewMountL() const;
+	CFileCB* NewFileL() const;
+	CDirCB* NewDirL() const;
+	CFormatCB* NewFormatL() const;
+	void DriveInfo(TDriveInfo& anInfo,TInt aDriveNumber) const;
+	TInt DefaultPath(TDes& aPath) const;
+
+	inline void NullMount(void);
+private:
+
+	CCompMountCB* iMount;
+	};
+
+
+#include "sc_std.inl"
+