userlibandfileserver/fileserver/inc/common.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 07 Jan 2010 13:38:45 +0200
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// Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// f32\inc\common.h
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// 
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//
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/**
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 @file
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 @publishedPartner
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 @released
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*/
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#if !defined(__COMMON_H__)
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#define __COMMON_H__
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#if !defined(__F32FILE_H__)
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#include <f32file.h>
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#endif
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#include <d32locd.h>
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#include "u32std.h"
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//
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// Common constants used by both EFSRV and the filesystems
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//
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/**
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A bit mask representing a volume and file attribute combination.
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It represents a set of attributes that must not be set, unset or used
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in calls to RFile::Set() and CMountCB::MatchEntryAtt().
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@see CMountCB::MatchEntryAtt()
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@see RFile::Set()
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*/
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const TUint KEntryAttIllegal=(KEntryAttVolume|KEntryAttDir);
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/**
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A file attribute that marks the file as having been modified. This is an indication
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that the file is modified but the modifications are not yet committed.
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@see RFs::SetEntry()
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*/
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const TUint KEntryAttModified=0x20000000;
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/**
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Defines a criteria that states that an entry must be a file.
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This can be used in calls to CMountCB::MatchEntryAtt().
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@see CMountCB::MatchEntryAtt()
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*/
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const TUint KEntryAttMustBeFile=0x80000000;
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/**
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Indicates that data is to be read from the current read position when
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passed to any of the Read() overloaded functions of RFile.
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This is maintained for BC. File server and file server client library, internally, 
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use KCurrentPosition64 for indicating a read / write request from current file position. 
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@see RFile::Read()
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@see KCurrentPosition64
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*/
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const TInt KCurrentPosition=KMinTInt;
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/**
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Indicates that data is to be read from the current read position when
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passed to any of the Read() overloaded functions of RFile.
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@prototype
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@see RFile::Read()
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*/
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const TInt64 KCurrentPosition64=(TInt64)KMaxTUint64;
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#endif