1 // Copyright (c) 1996-2009 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 // f32\inc\common.h

    15 // 

    16 //

    17 

    18 /**

    19  @file

    20  @publishedPartner

    21  @released

    22 */

    23 

    24 #if !defined(__COMMON_H__)

    25 #define __COMMON_H__

    26 #if !defined(__F32FILE_H__)

    27 #include <f32file.h>

    28 #endif

    29 #include "u32std.h"

    30 

    31 //

    32 // Common constants used by both EFSRV and the filesystems

    33 //

    34 

    35 

    36 

    37 /**

    38 A bit mask representing a volume and file attribute combination.

    39 

    40 It represents a set of attributes that must not be set, unset or used

    41 in calls to RFile::Set() and CMountCB::MatchEntryAtt().

    42 

    43 @see CMountCB::MatchEntryAtt()

    44 @see RFile::Set()

    45 */

    46 const TUint KEntryAttIllegal=(KEntryAttVolume|KEntryAttDir);

    47 

    48 

    49 

    50 /**

    51 A file attribute that marks the file as having been modified. This is an indication

    52 that the file is modified but the modifications are not yet committed.

    53 

    54 @see RFs::SetEntry()

    55 */

    56 const TUint KEntryAttModified=0x20000000;

    57 

    58 

    59 

    60 /**

    61 Defines a criteria that states that an entry must be a file.

    62 

    63 This can be used in calls to CMountCB::MatchEntryAtt().

    64 

    65 @see CMountCB::MatchEntryAtt()

    66 */

    67 const TUint KEntryAttMustBeFile=0x80000000;

    68 

    69 

    70 

    71 /**

    72 Indicates that data is to be read from the current read position when

    73 passed to any of the Read() overloaded functions of RFile.

    74 

    75 This is maintained for BC. File server and file server client library, internally, 

    76 use KCurrentPosition64 for indicating a read / write request from current file position. 

    77 

    78 @see RFile::Read()

    79 @see KCurrentPosition64

    80 */

    81 const TInt KCurrentPosition=KMinTInt;

    82 

    83 

    84 /**

    85 Indicates that data is to be read from the current read position when

    86 passed to any of the Read() overloaded functions of RFile.

    87 

    88 @prototype

    89 

    90 @see RFile::Read()

    91 */

    92 const TInt64 KCurrentPosition64=(TInt64)KMaxTUint64;

    93 

    94 

    95 

    96 #endif