--- a/userlibandfileserver/fileserver/sfile/sf_file.cpp Thu Jul 15 20:11:42 2010 +0300
+++ b/userlibandfileserver/fileserver/sfile/sf_file.cpp Thu Aug 19 11:14:22 2010 +0300
@@ -699,8 +699,18 @@
// Current operation points to a local buffer
// The request originated from the file server (e.g. file cache) with a local message handle (KLocalMessageHandle)
TPtr8 dataDesc((TUint8*) currentOperation.iReadWriteArgs.iData + currentOperation.iReadWriteArgs.iOffset, len, len);
- const RLocalMessage msg;
- TRAP(r,file->ReadL(pos, len, &dataDesc, msg, 0));
+
+ // save the client's RMessage2
+ const RMessage2 msgClient = aRequest->Message();
+
+ // overwrite RMessage2 in CFsMessageRequest with RLocalMessage
+ const RLocalMessage msgLocal;
+ const_cast<RMessage2&> (aRequest->Message()) = msgLocal;
+
+ TRAP(r,file->ReadL(pos, len, &dataDesc, aRequest->Message(), 0));
+
+ // restore the client's RMessage2
+ const_cast<RMessage2&> (aRequest->Message()) = msgClient;
}
}
@@ -958,10 +968,6 @@
{//-- this call is originated from explicit file write operation. Set 'Archive' attribute and new file time.
aFile->SetArchiveAttribute(); //-- it will also set KEntryAttModified
}
- else
- {//-- don't touch data and attributes if it is cache flushing dirty data
- aFile->iAtt |= KEntryAttModified;
- }
return KErrNone;
@@ -1094,8 +1100,18 @@
else
{
TPtr8 dataDesc((TUint8*) currentOperation.iReadWriteArgs.iData + currentOperation.iReadWriteArgs.iOffset, len, len);
- const RLocalMessage msg;
- TRAP(r,file->WriteL(pos, len, &dataDesc, msg, 0));
+
+ // save the client's RMessage2
+ const RMessage2 msgClient = aRequest->Message();
+
+ // overwrite RMessage2 in CFsMessageRequest with RLocalMessage
+ const RLocalMessage msgLocal;
+ const_cast<RMessage2&> (aRequest->Message()) = msgLocal;
+
+ TRAP(r,file->WriteL(pos, len, &dataDesc, aRequest->Message(), 0));
+
+ // restore the client's RMessage2
+ const_cast<RMessage2&> (aRequest->Message()) = msgClient;
}
}
@@ -1567,13 +1583,11 @@
CFileCB& file=share->File();
- // flush the write cache
- CFileCache* fileCache = share->File().FileCache();
- if (fileCache && (r = fileCache->FlushDirty(aRequest)) != CFsRequest::EReqActionComplete)
- return r;
-
if (size==file.Size64())
+ {
+ file.SetCachedSize64(size); // Ensure the cache size doesn't exceeed the physical size
return(KErrNone);
+ }
TBool fileHasGrown = size > file.Size64();
if (fileHasGrown)
@@ -1627,6 +1641,7 @@
CFileShare* share=(CFileShare*)aRequest->ScratchValue();
// TInt att=(TInt)aRequest->FileShare()->File().Att()&KEntryAttMaskSupported;
TInt att=(TInt)share->File().Att(); // DRM: let ROM XIP attribute through
+ att&= ~KEntryAttModified; // this is an internal attribute and should not be returned to the client
TPtrC8 pA((TUint8*)&att,sizeof(TInt));
aRequest->WriteL(KMsgPtr0,pA);
@@ -1666,7 +1681,7 @@
ValidateAtts(setAttMask,clearAttMask);
TRACE5(UTF::EBorder, UTraceModuleFileSys::ECFileCBSetEntryL, EF32TraceUidFileSys, &share->File(), 0, 0, setAttMask,clearAttMask);
- TRAP(r,share->File().SetEntryL(TTime(0),setAttMask,clearAttMask))
+ TRAP(r,share->File().SetEntryL(share->File().Modified(),setAttMask,clearAttMask))
TRACERET1(UTF::EBorder, UTraceModuleFileSys::ECFileCBSetEntryLRet, EF32TraceUidFileSys, r);
return(r);
@@ -1775,12 +1790,12 @@
TTime time;
TPtr8 t((TUint8*)&time,sizeof(TTime));
aRequest->ReadL(KMsgPtr0,t);
- TUint setAttMask=(TUint)(aRequest->Message().Int1()|KEntryAttModified);
+ TUint setAttMask=(TUint)(aRequest->Message().Int1());
TUint clearAttMask=(TUint)aRequest->Message().Int2();
ValidateAtts(setAttMask,clearAttMask);// Validate attributes
TRACE5(UTF::EBorder, UTraceModuleFileSys::ECFileCBSetEntryL, EF32TraceUidFileSys, &share->File(), 0, 0, setAttMask,clearAttMask);
- TRAP(r,share->File().SetEntryL(time,setAttMask,clearAttMask))
+ TRAP(r,share->File().SetEntryL(time,setAttMask|KEntryAttModified,clearAttMask))
TRACERET1(UTF::EBorder, UTraceModuleFileSys::ECFileCBSetEntryLRet, EF32TraceUidFileSys, r);
return(r);
@@ -3624,13 +3639,25 @@
-
-
-
-
-
-
-
-
-
-
+EXPORT_C TBool CFileCB::DirectIOMode(const RMessagePtr2& aMessage)
+ {
+ CFsMessageRequest* msgRequest = CFsMessageRequest::RequestFromMessage(aMessage);
+
+ TInt func = msgRequest->Operation()->Function();
+ ASSERT(func == EFsFileRead || func == EFsFileWrite || func == EFsFileWriteDirty || func == EFsReadFileSection);
+
+ CFileShare* share;
+ CFileCB* file;
+ GetFileFromScratch(msgRequest, share, file);
+ if (share == NULL) // no share indicates this is a request originating from the file cache
+ return EFalse;
+
+ return func == EFsFileRead ? share->iMode & EFileReadDirectIO : share->iMode & EFileWriteDirectIO;
+ }
+
+
+
+
+
+
+