williamr@2: // Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
williamr@2: // All rights reserved.
williamr@2: // This component and the accompanying materials are made available
williamr@4: // under the terms of "Eclipse Public License v1.0"
williamr@2: // which accompanies this distribution, and is available
williamr@4: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
williamr@2: //
williamr@2: // Initial Contributors:
williamr@2: // Nokia Corporation - initial contribution.
williamr@2: //
williamr@2: // Contributors:
williamr@2: //
williamr@2: // Description:
williamr@2: //
williamr@2: 
williamr@2: #if !defined (__MIUTATCH_H__)
williamr@2: #define __MIUTATCH_H__
williamr@2: 
williamr@2: 
williamr@2: #if !defined (__S32FILE_H__)
williamr@2: #include <s32file.h>
williamr@2: #endif
williamr@2: 
williamr@2: const TInt KDataLineBufferLength = 4096;
williamr@2: _LIT(KImcvAttachFormatStr, "%S(%d)%S");
williamr@2: 
williamr@2: /**
williamr@2: @internalTechnology
williamr@2: @released
williamr@2: */
williamr@2: enum TImAttachmentFileState
williamr@2: 	{ 
williamr@2: 	EFileNotOpen, 
williamr@2: 	EFileIsOpen, 
williamr@2: 	EFileIsClosed,		
williamr@2: 	EFileIsCorrupt,		// UU data being decoded is corrupt
williamr@2: 	EFileIsIncomplete,	// file write failed
williamr@2: 	EFileFailedToOpen,	// can't open attach file
williamr@2: 	EFileTopIncomplete	// File is incomplete due to top
williamr@2: 	};
williamr@2: 
williamr@2: class TImAttachmentFile		// utility class to handle file operations with Email attachments
williamr@2: /**
williamr@2: @internalAll
williamr@2: @released
williamr@2: */
williamr@2:     {
williamr@2: public:
williamr@2:  	enum TImFileOpenMode
williamr@2: 		{
williamr@2: 		/**
williamr@2: 		File opened for read mode
williamr@2: 		*/
williamr@2: 		EImFileRead = 0,
williamr@2: 		/**
williamr@2: 		File opened for write mode
williamr@2: 		*/
williamr@2: 		EImFileWrite,
williamr@2: 		};   
williamr@2: public:
williamr@2:     IMPORT_C TImAttachmentFile(RFs& aFileSession);  // constructor
williamr@2:     IMPORT_C ~TImAttachmentFile();  // destructor
williamr@2: 
williamr@2:     IMPORT_C TInt MakeDir (const TDesC& aDirPath);
williamr@2:     IMPORT_C TInt OpenFile (const TDesC& aDirPath ,const TDesC& aFileName );
williamr@2:     IMPORT_C TInt CreateFile (const TDesC& aDirPath ,const TDesC& aFileName );
williamr@2:     IMPORT_C TInt ReadFile (TDes8& rBuffer, TInt aNumBytes );
williamr@2:     IMPORT_C TInt WriteFile (const TDesC8& aBuffer);
williamr@2:     IMPORT_C TInt WriteFile (const TDesC16& aBuffer);
williamr@2:     IMPORT_C TInt CloseFile();
williamr@2: 	IMPORT_C TInt DeleteAttachment(const TDesC& aDirPath,const TDesC& aFileName);
williamr@2: 	
williamr@2: 	IMPORT_C void SetFileHandle(RFile& aFile,TImFileOpenMode aFileMode);
williamr@2: 						
williamr@2: 	TInt AppendValidFile(const TDesC& aDirPath, const TDesC& aFileName, TFileName& rFullFilePath);
williamr@2: private:
williamr@2: 	void Reset();
williamr@2: 	TInt WriteFile ();
williamr@2:     TInt ReadFile ();
williamr@2: 	TInt FlushFile();
williamr@2: 	TPtrC8 SelectFileData(TInt& abufLen, TInt& aDataLen);
williamr@2: 
williamr@2: private:
williamr@2:     RFs&		    iFileSession;
williamr@2: 	RFile			iFile;
williamr@2: 	TFileText		iFileText;
williamr@2: 	TFileName		iFullFilePath;
williamr@2: 	TBuf8<KDataLineBufferLength>		iDataLine;
williamr@2: 	TBool			iWritingToFile;
williamr@2: 	TInt			iSpaceOnCache;
williamr@2: 	TInt			iPositionInCache;
williamr@2:     };
williamr@2: 
williamr@2: #endif