author | Pat Downey <patd@symbian.org> |
Wed, 01 Sep 2010 12:34:56 +0100 | |
branch | RCL_3 |
changeset 44 | 3e88ff8f41d5 |
parent 43 | c1f20ce4abcf |
permissions | -rw-r--r-- |
0 | 1 |
// Copyright (c) 1995-2009 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\sfile\sf_svr.cpp |
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// |
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// |
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#include "sf_std.h" |
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#include "sf_cache_man.h" |
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#include "sf_file_cache.h" |
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#include "sf_memory_man.h" |
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TInt DoFsSubClose(CFsRequest* aRequest) |
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// |
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// Close a subsession. |
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// |
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{ |
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const TInt handle(aRequest->Message().Int3()); |
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CFsObject* pO=SessionObjectFromHandle(handle,0,aRequest->Session()); |
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if(!pO) |
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return KErrBadHandle; |
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aRequest->Session()->DecResourceCount(); |
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aRequest->Session()->Handles().Remove(handle,ETrue); |
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// this request has also opened this object, so close it here before it |
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// gets to a plugin as a plugin may attempt to open the file/dir itself |
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aRequest->SetScratchValue64( MAKE_TUINT64(I64HIGH(aRequest->ScratchValue64()), 0)); |
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return(KErrNone); |
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} |
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TInt TFsSubClose::DoRequestL(CFsRequest* aRequest) |
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// |
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// Close a subsession. |
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// |
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{ |
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// Leave and then panic client with KErrBadHandle if necessary. |
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CFsObject* pO = SessionObjectFromHandle(aRequest->Message().Int3(),0,aRequest->Session()); |
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if(!pO) |
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return KErrBadHandle; |
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if(aRequest->Message().Function() == EFsFileSubClose) |
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{ |
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CFileShare* pShare = (CFileShare*) aRequest->ScratchValue(); |
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// flush the file cache |
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CFileCache* fileCache = pShare->File().FileCache(); |
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if (fileCache && fileCache->FlushDirty(aRequest) == CFsRequest::EReqActionBusy) |
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return CFsRequest::EReqActionBusy; |
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// if any write requests are being fair scheduled, wait for them to complete |
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if (pShare->RequestInProgress()) |
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return CFsRequest::EReqActionBusy; |
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} |
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return DoFsSubClose(aRequest); |
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} |
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TInt TFsSubClose::Initialise(CFsRequest* aRequest) |
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// |
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// Now moved to RequestAllocator::GetRequest |
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// |
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{ |
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TInt r = KErrNone; |
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// Closing a file share may require flushing of dirty data, so deal with this in the drive thread |
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// in TFsSubClose::DoRequestL(). For other objects (EFsFormatSubClose, EFsDirSubClose, EFsRawSubClose, |
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// FsPluginSubClose) we may complete the message here. |
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if(aRequest->FsFunction() == EFsFileSubClose) |
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{ |
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CFileShare* pShare = (CFileShare*) |
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SessionObjectFromHandle(aRequest->Message().Int3(), FileShares->UniqueID(), aRequest->Session()); |
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if(!pShare) |
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User::Leave(KErrBadHandle); |
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HBufC* pFileName = pShare->File().FileName().Alloc(); |
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aRequest->SetScratchValue64( MAKE_TUINT64((TUint) pFileName, (TUint) pShare) ); |
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TInt driveNumber = pShare->File().Drive().DriveNumber(); |
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aRequest->SetDriveNumber(driveNumber); |
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} |
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// Define a completion routine so that we can see whether this request is cancelled - |
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// if it is we still want to close the subsession (but not bother about flushing dirty data) |
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r = ((CFsMessageRequest*) aRequest)->PushOperation(TFsSubClose::Complete); |
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return r; |
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} |
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TInt TFsSubClose::Complete(CFsRequest* aRequest) |
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{ |
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// if LastError() != KErrNone, this implies the request has been cancelled. |
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// i.e. TFsSubClose::DoRequestL() has not been called, so we need to call DoFsSubClose() here |
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if (((CFsMessageRequest*) aRequest)->LastError() != KErrNone) |
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DoFsSubClose(aRequest); |
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return CFsRequest::EReqActionComplete; |
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} |
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TInt TFsNotifyChange::DoRequestL(CFsRequest* aRequest) |
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// |
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// |
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// |
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{ |
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CStdChangeInfo* notificationInfo=new CStdChangeInfo; |
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if (notificationInfo==NULL) |
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return (KErrNoMemory); |
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const RMessage2& m=aRequest->Message(); |
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notificationInfo->Initialise((TNotifyType)m.Int0(),(TRequestStatus*)m.Ptr1(),m,aRequest->Session()); |
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TInt r=FsNotify::AddChange(notificationInfo,KDriveInvalid); |
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if(r!=KErrNone) |
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delete(notificationInfo); |
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return(r); |
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} |
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TInt TFsNotifyChange::Initialise(CFsRequest* /*aRequest*/) |
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// |
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// |
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// |
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{ |
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return(KErrNone); |
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} |
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TInt TFsNotifyChangeEx::DoRequestL(CFsRequest* aRequest) |
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// |
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// Set up an extended change notification |
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// |
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{ |
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TUint notifyType=aRequest->Message().Int0(); |
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if (aRequest->Src().NamePresent()) // Monitoring a file |
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{ // Reject if iNotifyType is ENotifyDir |
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if (notifyType&ENotifyDir) |
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return (KErrArgument); |
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} |
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CExtChangeInfo* notificationInfo=new CExtChangeInfo; |
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if (notificationInfo==NULL) |
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return (KErrNoMemory); |
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/* TEntry t; |
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TInt ret=aRequest->Drive()->Entry(aRequest->Src().FullName().Mid(2),t); |
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if ((ret==KErrNotFound)||(ret==KErrPathNotFound)||(ret==KErrInUse)) |
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// Path does not yet exist or drive has been locked - still submit request |
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// but mark it as notify all since the client is potentially interested |
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notifyType=ENotifyAll; |
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else if (ret!=KErrNone) |
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{ |
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delete notificationInfo; |
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return(ret); |
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}*/ |
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const RMessage2& m=aRequest->Message(); |
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notificationInfo->Initialise((TNotifyType)notifyType,(TRequestStatus*)m.Ptr2(),m,aRequest->Session(),aRequest->Src().FullName().Mid(2)); |
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TInt drive; |
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if (aRequest->ScratchValue()!=0) |
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drive=KDriveInvalid; |
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else |
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drive=aRequest->DriveNumber(); |
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TInt ret=FsNotify::AddChange(notificationInfo,drive); |
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if(ret!=KErrNone) |
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delete(notificationInfo); |
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return(ret); |
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} |
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TInt TFsNotifyChangeEx::Initialise(CFsRequest* aRequest) |
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{ |
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// Establish whether the directory or file to watch actually exists |
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// This sets the aSession members iTheName and iTheParse etc |
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TInt ret=KErrNone; |
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TBool monitorAllDrives=EFalse; |
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TFileName notifyPath; |
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TRAP(ret,aRequest->ReadL(KMsgPtr1,notifyPath)); |
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if(ret!=KErrNone) |
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return(ret); |
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if(notifyPath.Length()==0) |
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return(KErrArgument); |
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if ((notifyPath[0]==KMatchAny)||(notifyPath[0]==KMatchOne)) |
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{ |
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// Use the default session drive for now |
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// Client has submitted a ? or * for drive |
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monitorAllDrives=ETrue; |
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ret=ParseNotificationPath(aRequest,aRequest->Src(),notifyPath); |
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if (ret!=KErrNone) |
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return(ret); |
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} |
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else |
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{ |
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// Client has submitted a single drive to monitor |
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monitorAllDrives=EFalse; |
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ret = ParseNoWildSubstPtr1(aRequest, aRequest->Src()); |
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if (ret!=KErrNone) |
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return(ret); |
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} |
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aRequest->SetScratchValue(monitorAllDrives); |
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ret = PathCheck(aRequest,aRequest->Src().FullName().Mid(2),&KCapFsNotifyChangeEx, __PLATSEC_DIAGNOSTIC_STRING("Extended Change Notifier")); |
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return(ret); |
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} |
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TInt TFsNotifyChangeCancel::DoRequestL(CFsRequest* aRequest) |
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// |
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// |
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// |
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{ |
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FsNotify::CancelChangeSession(aRequest->Session()); |
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#if defined(_DEBUG) |
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FsNotify::CancelDebugSession(aRequest->Session()); |
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#endif |
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return(KErrNone); |
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} |
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TInt TFsNotifyChangeCancel::Initialise(CFsRequest* /*aRequest*/) |
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// |
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// |
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// |
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{ |
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return KErrNone; |
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} |
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TInt TFsNotifyChangeCancelEx::DoRequestL(CFsRequest* aRequest) |
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// |
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// |
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// |
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{ |
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FsNotify::CancelChangeSession(aRequest->Session(),(TRequestStatus*)aRequest->Message().Ptr0()); |
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#if defined(_DEBUG) || defined(_DEBUG_RELEASE) |
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FsNotify::CancelDebugSession(aRequest->Session()); |
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#endif |
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return(KErrNone); |
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} |
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TInt TFsNotifyChangeCancelEx::Initialise(CFsRequest* /*aRequest*/) |
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// |
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// |
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// |
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{ |
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return KErrNone; |
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} |
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// |
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// Setup a disk space notification request |
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// |
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TInt TFsNotifyDiskSpace::DoRequestL(CFsRequest *aRequest) |
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{ |
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//-- first check that the threshold value is correct and is less than the volume size |
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const TUint64 threshold = aRequest->ScratchValue64(); |
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if(threshold <= 0) |
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return KErrArgument; |
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//-- get the size of the mounted volume to check that the requested threshold isn't larger than the volume |
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TUint64 volSz; |
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TInt r = aRequest->Drive()->MountedVolumeSize(volSz); |
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if (r!=KErrNone) |
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return r; |
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if(threshold >= volSz) |
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return KErrArgument; |
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//-- Create the disk space notificator object and append it to the FsNotify queue |
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CDiskSpaceInfo* info=new CDiskSpaceInfo; |
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if(info==NULL) |
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return(KErrNoMemory); |
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const RMessage2& m=aRequest->Message(); |
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info->Initialise((TRequestStatus*)m.Ptr2(),m,aRequest->Session(),threshold); |
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r=FsNotify::AddDiskSpace(info,aRequest->DriveNumber()); |
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if(r!=KErrNone) |
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delete info; |
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return(r); |
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} |
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TInt TFsNotifyDiskSpace::Initialise(CFsRequest *aRequest) |
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// |
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// |
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// |
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{ |
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TInt r=ValidateDriveDoSubst(aRequest->Message().Int1(),aRequest); |
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if (r==KErrNone) |
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{ |
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TInt64 threshold; |
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TPtr8 tBuf((TUint8*)&threshold,sizeof(TInt64)); |
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aRequest->ReadL(KMsgPtr0,tBuf); |
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aRequest->SetScratchValue64(threshold); |
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} |
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return(r); |
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} |
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TInt TFsNotifyDiskSpaceCancel::DoRequestL(CFsRequest *aRequest) |
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// |
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// Cancel disk space notification |
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// |
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{ |
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FsNotify::CancelDiskSpaceSession(aRequest->Session(),(TRequestStatus*)aRequest->Message().Ptr0()); |
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return(KErrNone); |
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} |
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TInt TFsNotifyDiskSpaceCancel::Initialise(CFsRequest* /*aRequest*/) |
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// |
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// |
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// |
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{ |
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return(KErrNone); |
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} |
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TInt TFsSynchroniseDriveThread::DoRequestL(CFsRequest* /*aRequest*/) |
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// |
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// This is to ensure that previous message has been handled in drive thread. |
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// |
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{ |
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return CFsRequest::EReqActionComplete; |
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} |
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TInt TFsSynchroniseDriveThread::Initialise(CFsRequest *aRequest) |
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// |
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// Set the drive thread. |
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// |
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{ |
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if(aRequest->Message().Int0() == -1) //If no drive thread then complete the message |
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{ |
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return CFsRequest::EReqActionComplete; |
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} |
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TInt r=ValidateDriveDoSubst(aRequest->Message().Int0(),aRequest); |
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return r; |
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} |
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#if defined(_DEBUG) || defined(_DEBUG_RELEASE) |
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EXPORT_C void DebugNotifySessions(TInt aFunction,TInt /*aDrive*/) |
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// |
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// Notify sessions of a debug event |
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// |
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{ |
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// Notifying involves memory de-allocation on the file server's heap - |
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// check if we need to switch heaps. |
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RAllocator* current_alloc = &User::Heap(); |
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RAllocator* svr_alloc = ServerThreadAllocator; |
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if (current_alloc != svr_alloc) |
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User::SwitchHeap(svr_alloc); |
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FsNotify::HandleDebug(aFunction); |
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if (current_alloc != svr_alloc) |
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User::SwitchHeap(current_alloc); |
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} |
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#else |
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EXPORT_C void DebugNotifySessions(TInt,TInt) |
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// |
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// Notify sessions of a debug event |
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// |
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{} |
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#endif |
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TInt TFsDriveList::DoRequestL(CFsRequest* aRequest) |
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// |
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// Get the current drive list. |
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// |
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{ |
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TDriveList list(KMaxDrives); |
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const TUint mask = (TUint) aRequest->Message().Int1(); |
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const TUint matchedFlags= mask & KDriveAttMatchedFlags; //KDriveAttMatchedFlags = 0xFFF |
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const TUint matchedAtt = mask & KDriveAttMatchedAtt; //KDriveAttMatchedAtt = 0x0FFF0000 |
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TInt r = ValidateMatchMask(mask); |
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if(r!=KErrNone) |
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return r; |
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394 |
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for (TInt i=0;i<KMaxDrives;i++) |
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{ |
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if(RFs::IsValidDrive(i)) |
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{ |
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const TUint driveAtt= TheDrives[i].Att(); |
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if(matchedFlags != 0 ) |
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{ |
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switch(matchedAtt) |
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{ |
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case KDriveAttExclude : |
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{ |
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list[i]= (driveAtt & matchedFlags ) ? (TUint8)0:(TUint8)driveAtt ; |
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break; |
|
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} |
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case 0: |
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{ |
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411 |
list[i] = (driveAtt & matchedFlags) ? (TUint8)driveAtt:(TUint8)0 ; |
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break; |
|
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} |
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case KDriveAttExclusive : |
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{ |
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416 |
if(matchedFlags != KDriveAttLogicallyRemovable) |
|
417 |
{ |
|
418 |
list[i] = ((TUint8)driveAtt == matchedFlags) ? (TUint8)driveAtt:(TUint8)0; |
|
419 |
} |
|
420 |
else |
|
421 |
{ |
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list[i] = (driveAtt == (matchedFlags | KDriveAttRemovable)) ? (TUint8)driveAtt:(TUint8)0; |
|
423 |
} |
|
424 |
break; |
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425 |
} |
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426 |
case KDriveAttExclude | KDriveAttExclusive: |
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427 |
{ |
|
428 |
if(matchedFlags != KDriveAttLogicallyRemovable) |
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{ |
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430 |
list[i] = ((TUint8)driveAtt == matchedFlags) ?(TUint8)0:(TUint8)driveAtt; |
|
431 |
} |
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432 |
else |
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{ |
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list[i] = (driveAtt == (matchedFlags | KDriveAttRemovable)) ? (TUint8)driveAtt:(TUint8)0; |
|
435 |
} |
|
436 |
break; |
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437 |
} |
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438 |
default: |
|
439 |
{ |
|
440 |
return KErrArgument; |
|
441 |
} |
|
442 |
} |
|
443 |
} |
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else //matchedFlags == 0 |
|
445 |
{ |
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446 |
switch(matchedAtt) |
|
447 |
{ |
|
448 |
case 0: |
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449 |
list[i] = (TUint8)0 ; |
|
450 |
break; |
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case KDriveAttAll: |
|
452 |
list[i]= (TUint8)driveAtt; |
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break; |
|
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default: //all other cases are incorrect |
|
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return KErrArgument; |
|
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} |
|
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} |
|
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} |
|
459 |
else //r!=KErrNone |
|
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{ |
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461 |
list[i]=0; |
|
462 |
} |
|
463 |
} |
|
464 |
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465 |
aRequest->WriteL(KMsgPtr0,list); |
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466 |
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467 |
// Finally, kick off a speculative probe for devices |
|
468 |
ProxyDrives->Lock(); |
|
469 |
TInt idx = ProxyDrives->Count(); |
|
470 |
while(idx--) |
|
471 |
{ |
|
472 |
CExtProxyDriveFactory* pF = (CExtProxyDriveFactory*)(*ProxyDrives)[idx]; |
|
473 |
if(pF) |
|
474 |
{ |
|
475 |
pF->AsyncEnumerate(); |
|
476 |
} |
|
477 |
} |
|
478 |
ProxyDrives->Unlock(); |
|
479 |
||
480 |
return(KErrNone); |
|
481 |
} |
|
482 |
||
483 |
TInt TFsDriveList::Initialise(CFsRequest* /*aRequest*/) |
|
484 |
// |
|
485 |
// |
|
486 |
// |
|
487 |
{ |
|
488 |
return KErrNone; |
|
489 |
} |
|
490 |
||
491 |
TInt TFsDrive::DoRequestL(CFsRequest* aRequest) |
|
492 |
// |
|
493 |
// Get drive info. |
|
494 |
// |
|
495 |
{ |
|
496 |
// executed in main thread, therefore lock to ensure that |
|
497 |
// dismount cannot occur during request |
|
498 |
FsThreadManager::LockDrive(aRequest->DriveNumber()); |
|
499 |
TDriveInfo info; |
|
500 |
aRequest->Drive()->DriveInfo(info); |
|
501 |
if(aRequest->SubstedDrive()) |
|
502 |
info.iDriveAtt=KDriveAttSubsted; |
|
503 |
FsThreadManager::UnlockDrive(aRequest->DriveNumber()); |
|
504 |
TPckgC<TDriveInfo> pInfo(info); |
|
505 |
aRequest->WriteL(KMsgPtr0,pInfo); |
|
506 |
return(KErrNone); |
|
507 |
} |
|
508 |
||
509 |
TInt TFsDrive::Initialise(CFsRequest* aRequest) |
|
510 |
// |
|
511 |
// |
|
512 |
// |
|
513 |
{ |
|
514 |
TInt r=ValidateDriveDoSubst(aRequest->Message().Int1(),aRequest); |
|
515 |
return(r); |
|
516 |
} |
|
517 |
||
518 |
||
519 |
/** |
|
520 |
Get volume info. |
|
521 |
*/ |
|
522 |
TInt TFsVolume::DoRequestL(CFsRequest* aRequest) |
|
523 |
{ |
|
524 |
TVolumeInfo v; |
|
525 |
TPckg<TVolumeInfo> pV(v); |
|
526 |
||
527 |
//-- read TVolumeInfo from the client side, the client may have provided some data to pass to the server and FSY side |
|
528 |
aRequest->ReadL(KMsgPtr0,pV); |
|
529 |
||
530 |
TRequestStatus* pStat = (TRequestStatus*)aRequest->Message().Ptr2(); |
|
531 |
if(pStat) |
|
532 |
{//-- the user called an asynchronous version of the RFs::Volume |
|
533 |
//-- indicate that we request free space asynchronously by setting a special flag that we will pass to the FSY |
|
534 |
v.iVolSizeAsync = ETrue; |
|
535 |
//-- at present the user's request will be completed by file server as the result of TFsVolume operation. |
|
536 |
} |
|
537 |
else |
|
538 |
{ |
|
539 |
v.iVolSizeAsync = EFalse; |
|
540 |
} |
|
541 |
||
542 |
//-- ask the FSY to provide us its volume information |
|
543 |
TInt r=aRequest->Drive()->Volume(v); |
|
544 |
||
545 |
CSessionFs* session=aRequest->Session(); |
|
546 |
if (r==KErrNone) |
|
547 |
{ |
|
548 |
TDrive* drive = aRequest->Drive(); |
|
549 |
const TInt driveNumber = drive->DriveNumber(); |
|
550 |
||
551 |
if(!session->ReservedAccess(driveNumber)) |
|
552 |
{ |
|
553 |
const TInt reserve = drive->ReservedSpace(); |
|
554 |
if(v.iFree <= reserve) |
|
555 |
v.iFree = 0; |
|
556 |
else |
|
557 |
v.iFree -= reserve; |
|
558 |
} |
|
559 |
||
560 |
if(aRequest->SubstedDrive()) |
|
561 |
v.iDrive.iDriveAtt=KDriveAttSubsted; |
|
562 |
||
563 |
||
564 |
||
565 |
if (drive->IsMounted() && drive->CurrentMount().LocalBufferSupport() == KErrNone && CCacheManagerFactory::CacheManager() != NULL) |
|
566 |
v.iFileCacheFlags = TFileCacheSettings::Flags(driveNumber); |
|
567 |
else |
|
568 |
v.iFileCacheFlags = TFileCacheFlags(0); |
|
569 |
||
570 |
||
571 |
aRequest->WriteL(KMsgPtr0,pV); |
|
572 |
} |
|
573 |
||
574 |
return(r); |
|
575 |
} |
|
576 |
||
577 |
TInt TFsVolume::Initialise(CFsRequest* aRequest) |
|
578 |
// |
|
579 |
// |
|
580 |
// |
|
581 |
{ |
|
582 |
||
583 |
TInt r=ValidateDriveDoSubst(aRequest->Message().Int1(),aRequest); |
|
584 |
return(r); |
|
585 |
} |
|
586 |
||
587 |
||
588 |
TInt TFsSetVolume::DoRequestL(CFsRequest* aRequest) |
|
589 |
// |
|
590 |
// Set the volume name. |
|
591 |
// |
|
592 |
{ |
|
28
5b5d147c7838
Revision: 201021
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
593 |
TInt r = CheckDiskSpace(KMinFsCreateObjTreshold, aRequest); |
0 | 594 |
if(r != KErrNone) |
595 |
return r; |
|
596 |
||
597 |
TFileName volumeName; |
|
598 |
aRequest->ReadL(KMsgPtr0,volumeName); |
|
599 |
if (volumeName.Length()>KMaxVolumeNameLength) // KMaxVolumeNameLength = 11 |
|
600 |
return(KErrBadName); |
|
601 |
||
602 |
// Validate name - return KErrBadName if it contains illegal characters such as * ? / | > < |
|
603 |
TNameChecker checker(volumeName); |
|
604 |
TText badChar; |
|
605 |
if (checker.IsIllegalName(badChar)) |
|
606 |
return(KErrBadName); |
|
607 |
||
608 |
return(aRequest->Drive()->SetVolume(volumeName)); |
|
609 |
} |
|
610 |
||
611 |
||
612 |
TInt TFsSetVolume::Initialise(CFsRequest* aRequest) |
|
613 |
// |
|
614 |
// |
|
615 |
// |
|
616 |
{ |
|
617 |
TInt r=ValidateDriveDoSubst(aRequest->Message().Int1(),aRequest); |
|
618 |
if (r!=KErrNone) |
|
619 |
return(r); |
|
620 |
if (!KCapFsSetVolume.CheckPolicy(aRequest->Message(), __PLATSEC_DIAGNOSTIC_STRING("Set Volume"))) |
|
621 |
return KErrPermissionDenied; |
|
622 |
return KErrNone; |
|
623 |
} |
|
624 |
||
625 |
||
626 |
TInt TFsSubst::DoRequestL(CFsRequest* aRequest) |
|
627 |
// |
|
628 |
// Get a drive substitution. |
|
629 |
// |
|
630 |
{ |
|
631 |
TInt r=ValidateDrive(aRequest->Message().Int1(),aRequest); |
|
632 |
if(r!=KErrNone) |
|
633 |
return(r); |
|
634 |
TFileName substName; |
|
635 |
__PRINT(_L("aRequest->Drive()->Att()&KDriveAttSubsted")); |
|
636 |
__PRINT1(_L("aRequest->Drive()->Subst()"),&aRequest->Drive()->Subst()); |
|
637 |
if (aRequest->Drive()->IsSubsted()) |
|
638 |
substName=aRequest->Drive()->Subst(); |
|
639 |
aRequest->WriteL(KMsgPtr0,substName); |
|
640 |
return(KErrNone); |
|
641 |
} |
|
642 |
||
643 |
||
644 |
TInt TFsSubst::Initialise(CFsRequest* /*aRequest*/) |
|
645 |
// |
|
646 |
// |
|
647 |
// |
|
648 |
{ |
|
649 |
return KErrNone; |
|
650 |
} |
|
651 |
||
652 |
||
653 |
TInt TFsSetSubst::DoRequestL(CFsRequest* aRequest) |
|
654 |
// |
|
655 |
// Set a drive substitution. |
|
656 |
// |
|
657 |
{ |
|
658 |
TInt r=ValidateDrive(aRequest->Message().Int1(),aRequest); |
|
659 |
if (r!=KErrNone) |
|
660 |
return(r); |
|
661 |
TDrive* pD=aRequest->Drive(); |
|
662 |
r=ParsePathPtr0(aRequest,aRequest->Src()); |
|
663 |
if (r!=KErrNone) |
|
664 |
return(r); |
|
665 |
//TODO: no protection for unsubsting drives (could check substed path if system then only CRoot process can unsubst |
|
666 |
if (pD->IsSubsted() && !aRequest->Src().DrivePresent() && !aRequest->Src().PathPresent()) |
|
667 |
{ |
|
668 |
delete &pD->Subst(); |
|
669 |
pD->SetSubst(NULL); |
|
670 |
pD->SetAtt(0); |
|
671 |
pD->SetSubstedDrive(NULL); |
|
672 |
return(KErrNone); |
|
673 |
} |
|
674 |
r=PathCheck(aRequest,aRequest->Src().FullName().Mid(2),&KCapFsSysSetSubst,&KCapFsPriSetSubst,&KCapFsROSetSubst, __PLATSEC_DIAGNOSTIC_STRING("Set Subst")); |
|
675 |
if (r!=KErrNone) |
|
676 |
return(r); |
|
677 |
if (pD->Att()&(KDriveAttLocal|KDriveAttRom|KDriveAttRedirected|KDriveAttSubsted)) |
|
678 |
return(KErrGeneral); |
|
679 |
if (pD==aRequest->Drive()) |
|
680 |
return(KErrGeneral); |
|
681 |
if (aRequest->Drive()->Att()&(KDriveAttRedirected|KDriveAttSubsted)) |
|
682 |
return(KErrInUse); |
|
683 |
HBufC* pS=aRequest->Src().FullName().Alloc(); |
|
684 |
if (pS==NULL) |
|
685 |
return(KErrNoMemory); |
|
686 |
__ASSERT_DEBUG(!&pD->SubstedDrive(),Fault(ETFsSetSubstNotNull)); |
|
687 |
delete &pD->Subst(); |
|
688 |
pD->SetSubst(pS); |
|
689 |
pD->SetSubstedDrive(aRequest->Drive()); |
|
690 |
pD->SetAtt(KDriveAttSubsted); |
|
691 |
return(KErrNone); |
|
692 |
} |
|
693 |
||
694 |
TInt TFsSetSubst::Initialise(CFsRequest* aRequest) |
|
695 |
// |
|
696 |
// |
|
697 |
// |
|
698 |
{ |
|
699 |
if (!KCapFsSetSubst.CheckPolicy(aRequest->Message(),__PLATSEC_DIAGNOSTIC_STRING("Set subst"))) |
|
700 |
return KErrPermissionDenied; |
|
701 |
return KErrNone; |
|
702 |
} |
|
703 |
||
704 |
||
705 |
TInt TFsRealName::DoRequestL(CFsRequest* aRequest) |
|
706 |
// |
|
707 |
// Get the real name of a file. |
|
708 |
// |
|
709 |
{ |
|
710 |
TInt r=ParseSubstPtr0(aRequest,aRequest->Src()); |
|
711 |
if (r!=KErrNone) |
|
712 |
return(r); |
|
713 |
r=PathCheck(aRequest,aRequest->Src().FullName().Mid(2),&KCapFsSysRealName,&KCapFsPriRealName, __PLATSEC_DIAGNOSTIC_STRING("Real Name")); |
|
714 |
if (r!=KErrNone) |
|
715 |
return(r); |
|
716 |
TFileName substName; |
|
717 |
if (aRequest->Drive()->Att()&KDriveAttRedirected) |
|
718 |
substName=aRequest->Drive()->Subst(); // DANGER? |
|
719 |
else |
|
720 |
substName=aRequest->Src().Drive(); |
|
721 |
if ((substName.Length()+aRequest->Src().FullName().Mid(2).Length())>KMaxFileName) |
|
722 |
return(KErrBadName); |
|
723 |
substName+=aRequest->Src().FullName().Mid(2); |
|
724 |
aRequest->WriteL(KMsgPtr1,substName); |
|
725 |
return(KErrNone); |
|
726 |
} |
|
727 |
||
728 |
TInt TFsRealName::Initialise(CFsRequest* /*aRequest*/) |
|
729 |
// |
|
730 |
// |
|
731 |
// |
|
732 |
{ |
|
733 |
return KErrNone; |
|
734 |
} |
|
735 |
||
736 |
TInt TFsDefaultPath::DoRequestL(CFsRequest* aRequest) |
|
737 |
// |
|
738 |
// Get the default path. |
|
739 |
// |
|
740 |
{ |
|
741 |
if(PlatSec::ConfigSetting(PlatSec::EPlatSecEnforcement)) |
|
742 |
return KErrNotSupported; |
|
743 |
else if(PlatSec::ConfigSetting(PlatSec::EPlatSecDiagnotics)) |
|
744 |
{ |
|
745 |
//FIXME: to be remove the following when platform is fully secure |
|
746 |
RThread tT; |
|
747 |
TInt r=aRequest->Message().Client(tT,EOwnerThread); |
|
748 |
if(r!=KErrNone) |
|
749 |
return r; |
|
750 |
RProcess tP; |
|
751 |
r=tT.Process(tP); |
|
752 |
if(r!=KErrNone) |
|
753 |
{ |
|
754 |
tT.Close(); |
|
755 |
return r; |
|
756 |
} |
|
757 |
TName n; |
|
758 |
n=tP.Name(); |
|
759 |
TInt b=n.Locate('['); |
|
760 |
if (b>=0) |
|
761 |
n.SetLength(b); |
|
762 |
RDebug::Print(_L("**** API violation: %S should not use DefaultPath()\n"),&n); |
|
763 |
tP.Close(); |
|
764 |
tT.Close(); |
|
765 |
//FIXME END |
|
766 |
aRequest->WriteL(KMsgPtr0,TheDefaultPath); |
|
767 |
return(KErrNone); |
|
768 |
} |
|
769 |
else |
|
770 |
{ |
|
771 |
aRequest->WriteL(KMsgPtr0,TheDefaultPath); |
|
772 |
return(KErrNone); |
|
773 |
} |
|
774 |
} |
|
775 |
||
776 |
TInt TFsDefaultPath::Initialise(CFsRequest* /*aRequest*/) |
|
777 |
// |
|
778 |
// |
|
779 |
// |
|
780 |
{ |
|
781 |
return KErrNone; |
|
782 |
} |
|
783 |
||
784 |
TInt TFsSetDefaultPath::DoRequestL(CFsRequest* aRequest) |
|
785 |
// |
|
786 |
// Set the default path. |
|
787 |
// |
|
788 |
{ |
|
789 |
if(PlatSec::ConfigSetting(PlatSec::EPlatSecEnforcement)) |
|
790 |
return KErrNotSupported; |
|
791 |
else if(PlatSec::ConfigSetting(PlatSec::EPlatSecDiagnotics)) |
|
792 |
{ |
|
793 |
//FIXME: to be remove the following when platform is fully secure |
|
794 |
RThread tT; |
|
795 |
TInt r=aRequest->Message().Client(tT,EOwnerThread); |
|
796 |
if(r!=KErrNone) |
|
797 |
return r; |
|
798 |
RProcess tP; |
|
799 |
r=tT.Process(tP); |
|
800 |
if(r!=KErrNone) |
|
801 |
{ |
|
802 |
tT.Close(); |
|
803 |
return r; |
|
804 |
} |
|
805 |
TName n; |
|
806 |
n=tP.Name(); |
|
807 |
TInt b=n.Locate('['); |
|
808 |
if (b>=0) |
|
809 |
n.SetLength(b); |
|
810 |
RDebug::Print(_L("**** API violation: %S should not use SetDefaultPath()\n"),&n); |
|
811 |
tP.Close(); |
|
812 |
tT.Close(); |
|
813 |
//FIXME END |
|
814 |
TParse parse; |
|
815 |
/*TInt*/ r=ParsePathPtr0(aRequest,parse); |
|
816 |
if (r!=KErrNone && r!=KErrInUse) |
|
817 |
return(r); |
|
818 |
if (IsIllegalFullName(parse.FullName())) |
|
819 |
return(KErrBadName); |
|
820 |
TheDefaultPath=parse.FullName(); |
|
821 |
return(KErrNone); |
|
822 |
} |
|
823 |
else |
|
824 |
{ |
|
825 |
TParse parse; |
|
826 |
TInt r=ParsePathPtr0(aRequest,parse); |
|
827 |
if (r!=KErrNone && r!=KErrInUse) |
|
828 |
return(r); |
|
829 |
if (IsIllegalFullName(parse.FullName())) |
|
830 |
return(KErrBadName); |
|
831 |
TheDefaultPath=parse.FullName(); |
|
832 |
return(KErrNone); |
|
833 |
} |
|
834 |
} |
|
835 |
||
836 |
||
837 |
TInt TFsSetDefaultPath::Initialise(CFsRequest* /*aRequest*/) |
|
838 |
// |
|
839 |
// |
|
840 |
// |
|
841 |
{ |
|
842 |
return KErrNone; |
|
843 |
} |
|
844 |
||
845 |
TInt TFsSessionPath::DoRequestL(CFsRequest* aRequest) |
|
846 |
// |
|
847 |
// Get the session path |
|
848 |
// |
|
849 |
{ |
|
850 |
aRequest->WriteL(KMsgPtr0,aRequest->Session()->Path()); |
|
851 |
return(KErrNone); |
|
852 |
} |
|
853 |
||
854 |
TInt TFsSessionPath::Initialise(CFsRequest* /*aRequest*/) |
|
855 |
// |
|
856 |
// |
|
857 |
// |
|
858 |
{ |
|
859 |
return KErrNone; |
|
860 |
} |
|
861 |
||
862 |
||
863 |
TInt TFsSetSessionPath::DoRequestL(CFsRequest* aRequest) |
|
864 |
// |
|
865 |
// Set the session path |
|
866 |
// |
|
867 |
{ |
|
868 |
TParse parse; |
|
869 |
TInt r=ParsePathPtr0(aRequest,parse); |
|
870 |
if (r!=KErrNone && r!=KErrInUse) |
|
871 |
return(r); |
|
872 |
r=PathCheck(aRequest,parse.FullName().Mid(2),&KCapFsSysSetSessionPath,&KCapFsPriSetSessionPath, __PLATSEC_DIAGNOSTIC_STRING("Set Session Path")); |
|
873 |
if (r!=KErrNone) |
|
874 |
return(r); |
|
875 |
if (IsIllegalFullName(parse.FullName())) |
|
876 |
return(KErrBadName); |
|
877 |
HBufC* pP=parse.FullName().Alloc(); |
|
878 |
if (pP==NULL) |
|
879 |
return(KErrNoMemory); |
|
880 |
delete &aRequest->Session()->Path(); |
|
881 |
aRequest->Session()->SetPath(pP); |
|
882 |
return(KErrNone); |
|
883 |
} |
|
884 |
||
885 |
TInt TFsSetSessionPath::Initialise(CFsRequest* /*aRequest*/) |
|
886 |
// |
|
887 |
// |
|
888 |
// |
|
889 |
{ |
|
890 |
return(KErrNone); |
|
891 |
} |
|
892 |
||
893 |
||
894 |
TInt TFsParse::DoRequestL(CFsRequest* aRequest) |
|
895 |
// |
|
896 |
// Parse a file name. |
|
897 |
// |
|
898 |
{ |
|
899 |
TFileName name; |
|
900 |
aRequest->ReadL(KMsgPtr0,name); |
|
901 |
TFileName rel; |
|
902 |
if (aRequest->Message().Ptr1()!=NULL) |
|
903 |
aRequest->ReadL(KMsgPtr1,rel); |
|
904 |
TParse p; |
|
905 |
TInt r=p.Set(name,&rel,&aRequest->Session()->Path()); |
|
906 |
if (r==KErrNone) |
|
907 |
{ |
|
908 |
TPckgC<TParse> pP(p); |
|
909 |
aRequest->WriteL(KMsgPtr2,pP); |
|
910 |
} |
|
911 |
return(r); |
|
912 |
} |
|
913 |
||
914 |
TInt TFsParse::Initialise(CFsRequest* /*aRequest*/) |
|
915 |
// |
|
916 |
// |
|
917 |
// |
|
918 |
{ |
|
919 |
return KErrNone; |
|
920 |
} |
|
921 |
||
922 |
TInt TFsReserveDriveSpace::DoRequestL(CFsRequest* aRequest) |
|
923 |
// |
|
924 |
// set reserved value to add to a drives reserved area |
|
925 |
// |
|
926 |
{ |
|
927 |
// extract request info |
|
928 |
CSessionFs* session=aRequest->Session(); |
|
929 |
TDrive* drive = aRequest->Drive(); |
|
930 |
||
931 |
if(session->ReservedAccess(drive->DriveNumber())) |
|
932 |
return KErrInUse; |
|
933 |
||
934 |
const TInt reserve = aRequest->Message().Int1(); //-- bytes to reserve on the drive |
|
935 |
||
936 |
// Check if requested reserve space is within the range |
|
937 |
if(reserve > KMaxSessionDriveReserved || reserve < 0) |
|
938 |
return KErrArgument; |
|
939 |
||
940 |
const TInt64 threshold = reserve + drive->ReservedSpace(); //-- free bytes on the volume we actually need |
|
941 |
||
942 |
TInt nRes = drive->RequestFreeSpaceOnMount(threshold); |
|
943 |
if(nRes != KErrNone) |
|
944 |
return nRes; |
|
945 |
||
946 |
const TInt current = session->Reserved(drive->DriveNumber()); |
|
947 |
const TInt diff = reserve - current; |
|
948 |
TInt drvReserved = drive->ReservedSpace(); |
|
949 |
if((drvReserved + diff) > KMaxTotalDriveReserved) |
|
950 |
return KErrTooBig; |
|
951 |
||
952 |
drvReserved += diff; |
|
953 |
drive->SetReservedSpace(drvReserved); |
|
954 |
return session->SetReserved(drive->DriveNumber(), reserve); |
|
955 |
||
956 |
} |
|
957 |
||
958 |
TInt TFsReserveDriveSpace::Initialise(CFsRequest* aRequest) |
|
959 |
// |
|
960 |
// Validate drive and set up the session parameters for request |
|
961 |
// |
|
962 |
{ |
|
963 |
// if (!KCapFsReserveDriveSpace.CheckPolicy(aRequest->Message(), __PLATSEC_DIAGNOSTIC_STRING("Reserve Drive Space"))) |
|
964 |
// return KErrPermissionDenied; |
|
965 |
TInt drvNumber=aRequest->Message().Int1(); |
|
966 |
drvNumber=aRequest->Message().Int0(); |
|
967 |
TInt r=ValidateDrive(aRequest->Message().Int0(),aRequest); |
|
968 |
return(r); |
|
969 |
} |
|
970 |
||
971 |
||
972 |
TInt TFsGetReserveAccess::DoRequestL(CFsRequest* aRequest) |
|
973 |
// |
|
974 |
// Get reserved access to a drives reserved area first checking that the session has first reserved some space |
|
975 |
// |
|
976 |
{ |
|
977 |
CSessionFs* session=aRequest->Session(); |
|
978 |
||
979 |
TInt size=session->Reserved(aRequest->Drive()->DriveNumber()); |
|
980 |
if(size <= 0) |
|
981 |
return KErrPermissionDenied; |
|
982 |
else |
|
983 |
session->SetReservedAccess(aRequest->Drive()->DriveNumber(),ETrue); |
|
984 |
return KErrNone; |
|
985 |
} |
|
986 |
||
987 |
TInt TFsGetReserveAccess::Initialise(CFsRequest* aRequest) |
|
988 |
// |
|
989 |
// |
|
990 |
// |
|
991 |
{ |
|
992 |
// if (!KCapFsGetReserveAccess.CheckPolicy(aRequest->Message(), __PLATSEC_DIAGNOSTIC_STRING("Get Reserve Access"))) |
|
993 |
// return KErrPermissionDenied; |
|
994 |
TInt r=ValidateDrive(aRequest->Message().Int0(),aRequest); |
|
995 |
return(r); |
|
996 |
} |
|
997 |
||
998 |
||
999 |
TInt TFsReleaseReserveAccess::DoRequestL(CFsRequest* aRequest) |
|
1000 |
// |
|
1001 |
// Remove access for this session to the locked area for a given drive |
|
1002 |
// |
|
1003 |
{ |
|
1004 |
aRequest->Session()->SetReservedAccess(aRequest->Drive()->DriveNumber(),EFalse); |
|
1005 |
return KErrNone; |
|
1006 |
} |
|
1007 |
||
1008 |
TInt TFsReleaseReserveAccess::Initialise(CFsRequest* aRequest) |
|
1009 |
// |
|
1010 |
// |
|
1011 |
// |
|
1012 |
{ |
|
1013 |
// if (!KCapFsReleaseReserveAccess.CheckPolicy(aRequest->Message(), __PLATSEC_DIAGNOSTIC_STRING("Release Reserve Access"))) |
|
1014 |
// return KErrPermissionDenied; |
|
1015 |
TInt r=ValidateDrive(aRequest->Message().Int0(),aRequest); |
|
1016 |
return(r); |
|
1017 |
} |
|
1018 |
||
1019 |
TInt TFsSetStartupConfiguration::DoRequestL(CFsRequest* aRequest) |
|
1020 |
// |
|
1021 |
// Configure file server according to command and parameters. |
|
1022 |
// |
|
1023 |
{ |
|
1024 |
TInt cmd = aRequest->Message().Int0(); |
|
1025 |
||
1026 |
switch (cmd) |
|
1027 |
{ |
|
1028 |
case ELoaderPriority: |
|
1029 |
// Set loader thread priority |
|
1030 |
{ |
|
1031 |
TInt r; |
|
1032 |
TFullName loaderFullName(RProcess().FullName()); |
|
1033 |
loaderFullName.Append(_L("::LoaderThread")); |
|
1034 |
RThread loader; |
|
1035 |
r = loader.Open(loaderFullName); |
|
1036 |
if (r != KErrNone) |
|
1037 |
return r; |
|
1038 |
loader.SetPriority((TThreadPriority)aRequest->Message().Int1()); |
|
1039 |
loader.Close(); |
|
1040 |
} |
|
1041 |
break; |
|
1042 |
case ESetRugged: |
|
1043 |
{ |
|
1044 |
TInt drive = aRequest->Message().Int1(); |
|
1045 |
TInt r = ValidateDrive(drive, aRequest); |
|
1046 |
if (r != KErrNone) |
|
1047 |
return r; |
|
1048 |
TInt value = aRequest->Message().Int2(); |
|
1049 |
aRequest->Drive()->SetRugged(value); |
|
1050 |
} |
|
1051 |
break; |
|
1052 |
default: |
|
1053 |
return KErrArgument; |
|
1054 |
} |
|
1055 |
||
1056 |
return KErrNone; |
|
1057 |
} |
|
1058 |
||
1059 |
TInt TFsSetStartupConfiguration::Initialise(CFsRequest* aRequest) |
|
1060 |
// |
|
1061 |
// Check SID of message sender. Can be estart only |
|
1062 |
// |
|
1063 |
{ |
|
1064 |
if (aRequest->Message().SecureId() != KEstartUidValue) |
|
1065 |
return KErrPermissionDenied; |
|
1066 |
return KErrNone; |
|
1067 |
} |
|
1068 |
||
1069 |
||
1070 |
const TInt KinitialChanges = EChangesLocale|EChangesMidnightCrossover|EChangesThreadDeath|EChangesPowerStatus|EChangesSystemTime|EChangesFreeMemory|EChangesOutOfMemory; |
|
1071 |
||
1072 |
CKernEventNotifier* CKernEventNotifier::New(TInt aPriority) |
|
1073 |
{ |
|
1074 |
__PRINT(_L("CKernEventNotifier::New")); |
|
1075 |
CKernEventNotifier* self = new CKernEventNotifier(aPriority); |
|
1076 |
if (self && (self->iChangeNotifier.Create() != KErrNone)) |
|
1077 |
delete self, self = NULL; |
|
1078 |
return self; |
|
1079 |
} |
|
1080 |
||
1081 |
CKernEventNotifier::~CKernEventNotifier() |
|
1082 |
{ |
|
1083 |
Cancel(); |
|
1084 |
iChangeNotifier.Close(); |
|
1085 |
} |
|
1086 |
||
1087 |
void CKernEventNotifier::Start() |
|
1088 |
{ |
|
1089 |
SetActive(); |
|
1090 |
iChangeNotifier.Logon(iStatus); |
|
1091 |
} |
|
1092 |
||
1093 |
void CKernEventNotifier::RunL() |
|
1094 |
{ |
|
1095 |
__PRINT(_L("CKernEventNotifier::RunL")); |
|
1096 |
iChange = iStatus.Int(); |
|
1097 |
Start(); |
|
1098 |
||
1099 |
/* Avoid being triggered by initial events */ |
|
1100 |
if (iChange != 0 && (iChange & KinitialChanges) != KinitialChanges) |
|
1101 |
{ |
|
1102 |
if (iChange & EChangesLocale) |
|
1103 |
CKernEventNotifier::LocaleChangeCallback(); |
|
1104 |
if (iChange & EChangesFreeMemory) |
|
1105 |
CKernEventNotifier::FreeMemoryChangeCallback(); |
|
1106 |
// Add other event capture below this line |
|
1107 |
iChange = 0; |
|
1108 |
} |
|
1109 |
} |
|
1110 |
||
1111 |
void CKernEventNotifier::DoCancel() |
|
1112 |
{ |
|
1113 |
iChangeNotifier.LogonCancel(); |
|
1114 |
} |
|
1115 |
||
1116 |
||
1117 |
extern TBool FatUtilitiesUpdateDrivesNotified; |
|
1118 |
extern TBool FatUtilityFunctionsSet; |
|
1119 |
||
1120 |
TInt CKernEventNotifier::LocaleChangeCallback(TAny*) |
|
1121 |
{ |
|
1122 |
__PRINT(_L("CKernEventNotifier::LocaleChangeCallback")); |
|
1123 |
||
1124 |
//-- check if the locale has just been set and the drives are not yet notified about this. |
|
1125 |
if(FatUtilityFunctionsSet && !FatUtilitiesUpdateDrivesNotified) |
|
1126 |
{//-- notify drives about locale shange, but only once |
|
1127 |
for(TInt i=0; i<KMaxDrives; i++) |
|
1128 |
{ |
|
1129 |
TDrive& drive=TheDrives[i]; |
|
1130 |
||
1131 |
if(drive.DriveNumber() >=0 && drive.IsRemovable() && !drive.IsSubsted()) |
|
1132 |
{ |
|
1133 |
__PRINT1(_L("CKernEventNotifier::LocaleChangeCallback upd drive: %d"), drive.DriveNumber()); |
|
1134 |
drive.SetChanged(ETrue); |
|
1135 |
} |
|
1136 |
} |
|
1137 |
||
1138 |
FatUtilitiesUpdateDrivesNotified = ETrue; |
|
1139 |
} |
|
1140 |
||
1141 |
return KErrNone; |
|
1142 |
} |
|
1143 |
||
1144 |
TInt TFsQueryVolumeInfoExt::DoRequestL(CFsRequest* aRequest) |
|
1145 |
{ |
|
1146 |
const TInt cmd = aRequest->Message().Int1(); |
|
1147 |
TInt rel; |
|
1148 |
||
1149 |
TDrive* pDrive = aRequest->Drive(); |
|
1150 |
||
1151 |
rel = pDrive->CheckMount(); |
|
1152 |
if(rel != KErrNone) |
|
1153 |
return rel; |
|
1154 |
||
1155 |
switch (cmd) |
|
1156 |
{ |
|
1157 |
||
1158 |
//------------------------------------------------- |
|
1159 |
//-- file system sub type query |
|
1160 |
case EFileSystemSubType: |
|
1161 |
{ |
|
1162 |
TFSName name; |
|
1163 |
if (pDrive->IsMounted()) |
|
1164 |
{ |
|
1165 |
rel = pDrive->CurrentMount().FileSystemSubType(name); |
|
1166 |
||
1167 |
//-- get the Mount's file system name if the FS subtype query is not supported or there are no subtypes. |
|
1168 |
if (rel==KErrNotSupported) |
|
1169 |
{ |
|
1170 |
pDrive->CurrentMount().FileSystemName(name); |
|
1171 |
} |
|
1172 |
||
1173 |
if (name.Length()) |
|
1174 |
{ |
|
1175 |
TPckgBuf<TFSName> pckgBuf(name); |
|
1176 |
aRequest->WriteL(KMsgPtr2, pckgBuf); |
|
1177 |
return KErrNone; |
|
1178 |
} |
|
1179 |
else |
|
1180 |
{ |
|
1181 |
return rel; |
|
1182 |
} |
|
1183 |
} |
|
1184 |
else |
|
1185 |
{ |
|
1186 |
return KErrNotReady; |
|
1187 |
} |
|
1188 |
} |
|
1189 |
||
1190 |
||
1191 |
//------------------------------------------------- |
|
1192 |
//-- this is RFs::VolumeIOParam() query |
|
1193 |
case EIOParamInfo: |
|
1194 |
{ |
|
1195 |
TVolumeIOParamInfo ioInfo; |
|
1196 |
// 1. gets block size information via media driver |
|
1197 |
const TInt drive = aRequest->Message().Int0(); |
|
1198 |
||
1199 |
// validates local drive numbers |
|
1200 |
if(!IsValidLocalDriveMapping(drive)) |
|
1201 |
{ |
|
1202 |
ioInfo.iBlockSize = KErrNotReady; |
|
1203 |
} |
|
1204 |
else |
|
1205 |
{ |
|
1206 |
// Get media capability |
|
1207 |
TLocalDriveCapsV6Buf capsBuf; |
|
1208 |
||
1209 |
// is the drive local? |
|
1210 |
if (!IsProxyDrive(drive)) |
|
1211 |
{ |
|
1212 |
// if not valid local drive, use default values in localDriveCaps |
|
1213 |
// if valid local drive and not locked, use TBusLocalDrive::Caps() values |
|
1214 |
// if valid drive and locked, hard-code attributes |
|
1215 |
rel = GetLocalDrive(drive).Caps(capsBuf); |
|
1216 |
} |
|
1217 |
else // this need to be made a bit nicer |
|
1218 |
{ |
|
1219 |
CExtProxyDrive* pD = GetProxyDrive(drive); |
|
1220 |
if(pD) |
|
1221 |
rel = pD->Caps(capsBuf); |
|
1222 |
else |
|
1223 |
rel = KErrNotReady; |
|
1224 |
} |
|
1225 |
||
1226 |
if (rel != KErrNone) |
|
1227 |
{ |
|
1228 |
ioInfo.iBlockSize = rel; |
|
1229 |
} |
|
1230 |
else |
|
1231 |
{ |
|
1232 |
TLocalDriveCapsV6& caps = capsBuf(); |
|
1233 |
if (caps.iBlockSize) |
|
1234 |
{ |
|
1235 |
ioInfo.iBlockSize = caps.iBlockSize; |
|
1236 |
} |
|
1237 |
// returns default size (512) when block is not supported by |
|
1238 |
// underlying media |
|
1239 |
else |
|
1240 |
{ |
|
1241 |
ioInfo.iBlockSize = KDefaultVolumeBlockSize; |
|
1242 |
} |
|
1243 |
} |
|
1244 |
} |
|
1245 |
||
1246 |
// 2. gets cluster size via mounted file system; Also get Max. file size supported by the file system |
|
1247 |
||
1248 |
ioInfo.iMaxSupportedFileSize = KMaxTUint64; //-- the value for "not supported case" |
|
1249 |
||
1250 |
if (pDrive->IsMounted()) |
|
1251 |
{ |
|
1252 |
rel = pDrive->CurrentMount().FileSystemClusterSize(); |
|
1253 |
ioInfo.iClusterSize = rel; // return cluster size or an error code if error happened. |
|
1254 |
||
1255 |
pDrive->CurrentMount().GetMaxSupportedFileSize(ioInfo.iMaxSupportedFileSize); |
|
1256 |
||
1257 |
} |
|
1258 |
else |
|
1259 |
{ |
|
1260 |
ioInfo.iClusterSize = KErrNotReady; |
|
1261 |
} |
|
1262 |
||
1263 |
// 3. get rec buffer size from estart.txt file |
|
1264 |
{ |
|
1265 |
_LIT8(KLitSectionNameDrive,"Drive%C"); |
|
1266 |
ioInfo.iRecReadBufSize = KErrNotSupported; |
|
1267 |
ioInfo.iRecWriteBufSize = KErrNotSupported; |
|
1268 |
||
1269 |
TBuf8<8> sectionName; |
|
1270 |
TInt32 bufSize; |
|
1271 |
sectionName.Format(KLitSectionNameDrive, 'A' + drive); |
|
1272 |
// retrieve recommended buffer size information through F32 INI section |
|
1273 |
if (F32Properties::GetInt(sectionName, _L8("RecReadBufSize"), bufSize)) |
|
1274 |
{ |
|
1275 |
ioInfo.iRecReadBufSize = bufSize; |
|
1276 |
} |
|
1277 |
if (F32Properties::GetInt(sectionName, _L8("RecWriteBufSize"), bufSize)) |
|
1278 |
{ |
|
1279 |
ioInfo.iRecWriteBufSize = bufSize; |
|
1280 |
} |
|
1281 |
||
1282 |
// packaging and returning results |
|
1283 |
TPckgBuf<TVolumeIOParamInfo> pckgBuf(ioInfo); |
|
1284 |
aRequest->WriteL(KMsgPtr2, pckgBuf); |
|
1285 |
} |
|
1286 |
||
1287 |
// always return KErrNone as error codes are packaged and returned via ioInfo members |
|
1288 |
return KErrNone; |
|
1289 |
} //case EIOParamInfo: |
|
1290 |
||
1291 |
//------------------------------------------------- |
|
1292 |
//-- check if the specified drive is synchronous or not |
|
1293 |
case EIsDriveSync: |
|
1294 |
{ |
|
1295 |
const TInt drive = aRequest->Message().Int0(); |
|
1296 |
const TBool bDrvSynch = FsThreadManager::IsDriveSync(drive, EFalse); |
|
1297 |
TPckgBuf<TBool> buf(bDrvSynch); |
|
1298 |
aRequest->WriteL(KMsgPtr2, buf); |
|
1299 |
||
1300 |
return KErrNone; |
|
1301 |
} |
|
1302 |
||
1303 |
//------------------------------------------------- |
|
1304 |
//-- query if the drive is finalised |
|
1305 |
case EIsDriveFinalised: |
|
1306 |
{ |
|
1307 |
TBool bFinalised; |
|
1308 |
TInt nRes = pDrive->CurrentMount().IsMountFinalised(bFinalised); |
|
1309 |
if(nRes != KErrNone) |
|
1310 |
return nRes; |
|
1311 |
||
1312 |
TPckgBuf<TBool> buf(bFinalised); |
|
1313 |
aRequest->WriteL(KMsgPtr2, buf); |
|
1314 |
||
1315 |
return KErrNone; |
|
1316 |
} |
|
44 | 1317 |
|
1318 |
||
0 | 1319 |
default: |
1320 |
{ |
|
1321 |
return KErrNotSupported; |
|
1322 |
} |
|
1323 |
} |
|
1324 |
} |
|
1325 |
||
1326 |
TInt TFsQueryVolumeInfoExt::Initialise(CFsRequest* aRequest) |
|
1327 |
{ |
|
1328 |
TInt r = ValidateDriveDoSubst(aRequest->Message().Int0(),aRequest); |
|
1329 |
return r; |
|
1330 |
} |
|
1331 |
||
1332 |
TInt CKernEventNotifier::FreeMemoryChangeCallback() |
|
1333 |
{ |
|
1334 |
__PRINT(_L("CKernEventNotifier::FreeMemoryChangeCallback")); |
|
1335 |
||
1336 |
TBool belowThreshold = (iChange & EChangesLowMemory)?(TBool)ETrue:(TBool)EFalse; |
|
1337 |
CCacheManager* manager = CCacheManagerFactory::CacheManager(); |
|
1338 |
if (manager) |
|
1339 |
{ |
|
1340 |
manager->FreeMemoryChanged(belowThreshold); |
|
1341 |
||
1342 |
// start flushing all dirty data |
|
1343 |
if (belowThreshold) |
|
1344 |
{ |
|
1345 |
Files->Lock(); |
|
1346 |
TInt count=Files->Count(); |
|
1347 |
while(count--) |
|
1348 |
{ |
|
1349 |
CFileCB* file = (CFileCB*)(*Files)[count]; |
|
1350 |
if (file->FileCache()) |
|
1351 |
// Cannot report errors here |
|
1352 |
// coverity [unchecked_value] |
|
1353 |
(void)file->FileCache()->FlushDirty(); |
|
1354 |
} |
|
1355 |
Files->Unlock(); |
|
1356 |
} |
|
1357 |
} |
|
1358 |
||
1359 |
#ifdef SYMBIAN_ENABLE_FAT_DIRECTORY_OPT |
|
1360 |
CCacheMemoryManager* cacheMemManager = CCacheMemoryManagerFactory::CacheMemoryManager(); |
|
1361 |
if (cacheMemManager) |
|
1362 |
cacheMemManager->FreeMemoryChanged(belowThreshold); |
|
1363 |
#endif //#ifdef SYMBIAN_ENABLE_FAT_DIRECTORY_OPT |
|
1364 |
||
1365 |
return KErrNone; |
|
1366 |
} |
|
1367 |