os/kernelhwsrv/userlibandfileserver/fileserver/sfat/sl_fsy.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
sl@0
     1
// Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0
     2
// All rights reserved.
sl@0
     3
// This component and the accompanying materials are made available
sl@0
     4
// under the terms of the License "Eclipse Public License v1.0"
sl@0
     5
// which accompanies this distribution, and is available
sl@0
     6
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0
     7
//
sl@0
     8
// Initial Contributors:
sl@0
     9
// Nokia Corporation - initial contribution.
sl@0
    10
//
sl@0
    11
// Contributors:
sl@0
    12
//
sl@0
    13
// Description:
sl@0
    14
// f32\sfat\sl_fsy.cpp
sl@0
    15
// 
sl@0
    16
//
sl@0
    17
sl@0
    18
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
sl@0
    19
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
sl@0
    20
//!!
sl@0
    21
//!! WARNING!! DO NOT edit this file !! '\sfat' component is obsolete and is not being used. '\sfat32'replaces it
sl@0
    22
//!!
sl@0
    23
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
sl@0
    24
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
sl@0
    25
sl@0
    26
#include "sl_std.h"
sl@0
    27
#include <e32hal.h>
sl@0
    28
sl@0
    29
CFatFileSystem* CFatFileSystem::New()
sl@0
    30
//
sl@0
    31
// Create a FatFileSystem 
sl@0
    32
//
sl@0
    33
    {
sl@0
    34
    CFatFileSystem* fatfsys=new CFatFileSystem();
sl@0
    35
    if (fatfsys==NULL)
sl@0
    36
        return(NULL);
sl@0
    37
sl@0
    38
    return fatfsys;
sl@0
    39
    }
sl@0
    40
sl@0
    41
sl@0
    42
CFatFileSystem::CFatFileSystem() : iUseLocalTimeIfRemovable(EFalse)
sl@0
    43
//
sl@0
    44
// Construct the file system
sl@0
    45
//
sl@0
    46
    {
sl@0
    47
    }   
sl@0
    48
sl@0
    49
CFatFileSystem::~CFatFileSystem()
sl@0
    50
//
sl@0
    51
// Destructor
sl@0
    52
//
sl@0
    53
    {
sl@0
    54
    }
sl@0
    55
sl@0
    56
TInt CFatFileSystem::Install()
sl@0
    57
//
sl@0
    58
// Install the file system
sl@0
    59
//
sl@0
    60
    {
sl@0
    61
    iVersion=TVersion(KF32MajorVersionNumber,KF32MinorVersionNumber,KF32BuildVersionNumber);
sl@0
    62
sl@0
    63
    // Read in setting from the config file to possibly make file server 
sl@0
    64
    // use local time.
sl@0
    65
    _LIT8(KFatConfigSection, "FatConfig");
sl@0
    66
    _LIT8(KLocalTimeIfRemovable, "LocalTimeIfRemovable");
sl@0
    67
    F32Properties::GetBool(KFatConfigSection, KLocalTimeIfRemovable, iUseLocalTimeIfRemovable);
sl@0
    68
sl@0
    69
    return(SetName(&KFileSystemName_FAT));
sl@0
    70
    }
sl@0
    71
sl@0
    72
CMountCB* CFatFileSystem::NewMountL() const
sl@0
    73
//
sl@0
    74
// Create a new mount control block.
sl@0
    75
//
sl@0
    76
    {
sl@0
    77
sl@0
    78
    return(CFatMountCB::NewL());
sl@0
    79
    }
sl@0
    80
sl@0
    81
CFileCB* CFatFileSystem::NewFileL() const
sl@0
    82
//
sl@0
    83
// Create a new file.
sl@0
    84
//
sl@0
    85
    {
sl@0
    86
sl@0
    87
    return(new(ELeave) CFatFileCB());
sl@0
    88
    }
sl@0
    89
sl@0
    90
CDirCB* CFatFileSystem::NewDirL() const
sl@0
    91
//
sl@0
    92
// Create a new directory lister.
sl@0
    93
//
sl@0
    94
    {
sl@0
    95
sl@0
    96
    return(CFatDirCB::NewL());
sl@0
    97
    }
sl@0
    98
sl@0
    99
CFormatCB* CFatFileSystem::NewFormatL() const
sl@0
   100
//
sl@0
   101
// Create a new media formatter.
sl@0
   102
//
sl@0
   103
    {
sl@0
   104
sl@0
   105
    return (new(ELeave) CFatFormatCB());
sl@0
   106
    }
sl@0
   107
sl@0
   108
TInt CFatFileSystem::DefaultPath(TDes& aPath) const
sl@0
   109
//
sl@0
   110
// Return the initial default path.
sl@0
   111
//
sl@0
   112
    {
sl@0
   113
sl@0
   114
    aPath=_L("?:\\");
sl@0
   115
    aPath[0] = (TUint8) RFs::GetSystemDriveChar();
sl@0
   116
    return(KErrNone);
sl@0
   117
    }
sl@0
   118
sl@0
   119
sl@0
   120
void CFatFileSystem::DriveInfo(TDriveInfo& anInfo,TInt aDriveNumber) const
sl@0
   121
//
sl@0
   122
// Return the drive info. iBatteryState are already set.
sl@0
   123
//
sl@0
   124
    {
sl@0
   125
sl@0
   126
    if(!IsValidLocalDriveMapping(aDriveNumber))
sl@0
   127
        return;
sl@0
   128
sl@0
   129
    TLocalDriveCapsV2Buf localDriveCaps;
sl@0
   130
    
sl@0
   131
    TInt r = KErrNone;
sl@0
   132
sl@0
   133
    // is the drive local?
sl@0
   134
    if (!IsProxyDrive(aDriveNumber))
sl@0
   135
        {
sl@0
   136
        // if not valid local drive, use default values in localDriveCaps
sl@0
   137
        // if valid local drive and not locked, use TBusLocalDrive::Caps() values
sl@0
   138
        // if valid drive and locked, hard-code attributes
sl@0
   139
        r = GetLocalDrive(aDriveNumber).Caps(localDriveCaps);
sl@0
   140
        }
sl@0
   141
    else  // this need to be made a bit nicer
sl@0
   142
        {   
sl@0
   143
        CExtProxyDrive* pD = GetProxyDrive(aDriveNumber);
sl@0
   144
        if(pD)
sl@0
   145
            r = pD->Caps(localDriveCaps);
sl@0
   146
        else
sl@0
   147
            r = KErrNotReady;   // What should the behaviour really be here?
sl@0
   148
        }
sl@0
   149
sl@0
   150
    if (r != KErrLocked )
sl@0
   151
        {
sl@0
   152
        anInfo.iMediaAtt=localDriveCaps().iMediaAtt;
sl@0
   153
        }
sl@0
   154
    else
sl@0
   155
        {
sl@0
   156
        anInfo.iMediaAtt = KMediaAttLocked | KMediaAttLockable | KMediaAttHasPassword;
sl@0
   157
        }
sl@0
   158
sl@0
   159
    anInfo.iType=localDriveCaps().iType;
sl@0
   160
    anInfo.iDriveAtt=localDriveCaps().iDriveAtt;
sl@0
   161
    }
sl@0
   162
sl@0
   163
sl@0
   164
TBool CFatFileSystem::IsExtensionSupported() const
sl@0
   165
//
sl@0
   166
//
sl@0
   167
//
sl@0
   168
    {
sl@0
   169
    return(ETrue);
sl@0
   170
    }
sl@0
   171
sl@0
   172
TBool CFatFileSystem::GetUseLocalTime() const
sl@0
   173
    {
sl@0
   174
    return iUseLocalTimeIfRemovable;
sl@0
   175
    }
sl@0
   176
sl@0
   177
void CFatFileSystem::SetUseLocalTime(TBool aFlag)
sl@0
   178
    {
sl@0
   179
    iUseLocalTimeIfRemovable = aFlag;
sl@0
   180
    }
sl@0
   181
sl@0
   182
/**
sl@0
   183
Reports whether the specified interface is supported - if it is,
sl@0
   184
the supplied interface object is modified to it
sl@0
   185
sl@0
   186
@param aInterfaceId     The interface of interest
sl@0
   187
@param aInterface       The interface object
sl@0
   188
@return                 KErrNone if the interface is supported, otherwise KErrNotFound 
sl@0
   189
sl@0
   190
@see CFileSystem::GetInterface()
sl@0
   191
*/
sl@0
   192
TInt CFatFileSystem::GetInterface(TInt aInterfaceId, TAny*& aInterface,TAny* aInput)
sl@0
   193
    {
sl@0
   194
    switch(aInterfaceId)
sl@0
   195
        {
sl@0
   196
        case CFileSystem::EProxyDriveSupport: // The FAT Filesystem supports proxy drives
sl@0
   197
            return KErrNone;
sl@0
   198
sl@0
   199
        default:
sl@0
   200
            return(CFileSystem::GetInterface(aInterfaceId, aInterface, aInput));
sl@0
   201
        }
sl@0
   202
    }