[pschweitzer] 36749: Apply patch by Cameron Gutman from bug #3315 This encapsulates CcInitializeCacheMap calls using SEH

Author: pschweitzer
Date: Tue Oct 14 10:41:42 2008
New Revision: 36749

URL: http://svn.reactos.org/svn/reactos?rev=36749&view=rev
Log:
Apply patch by Cameron Gutman from bug #3315
This encapsulates CcInitializeCacheMap calls using SEH

Modified:
    branches/pierre-fsd/drivers/filesystems/fastfat/fcb.c
    branches/pierre-fsd/drivers/filesystems/fastfat/fsctl.c
    branches/pierre-fsd/drivers/filesystems/fastfat/rw.c

Modified: branches/pierre-fsd/drivers/filesystems/fastfat/fcb.c
URL: http://svn.reactos.org/svn/reactos/branches/pierre-fsd/drivers/filesystems/f...
==============================================================================
--- branches/pierre-fsd/drivers/filesystems/fastfat/fcb.c [iso-8859-1] (original)
+++ branches/pierre-fsd/drivers/filesystems/fastfat/fcb.c [iso-8859-1] Tue Oct 14 10:41:42 2008
@@ -314,6 +314,7 @@
 static NTSTATUS
 vfatFCBInitializeCacheFromVolume (PVCB  vcb, PVFATFCB  fcb)
 {
+        NTSTATUS Status = STATUS_SUCCESS;
    PFILE_OBJECT  fileObject;
    PVFATCCB  newCCB;

@@ -332,14 +333,27 @@
    fcb->FileObject = fileObject;
    fcb->RefCount++;

-	CcInitializeCacheMap(fileObject,
-		(PCC_FILE_SIZES)(&fcb->RFCB.AllocationSize),
-		FALSE,
-		&VfatGlobalData->CacheMgrCallbacks,
-		fcb);
+	_SEH_TRY
+        {
+ 		CcInitializeCacheMap(fileObject,
+ 			(PCC_FILE_SIZES)(&fcb->RFCB.AllocationSize),
+ 			FALSE,
+ 			&VfatGlobalData->CacheMgrCallbacks,
+ 			fcb);
+        }
+        _SEH_HANDLE
+        {
+        	Status =  _SEH_GetExceptionCode();
+        }
+        _SEH_END;
+        
+        if (!NT_SUCCESS(Status))
+        { 
+        	return Status;
+        }

fcb->Flags |= FCB_CACHE_INITIALIZED;
-	return STATUS_SUCCESS;
+	return Status;
 }

PVFATFCB

Modified: branches/pierre-fsd/drivers/filesystems/fastfat/fsctl.c
URL: http://svn.reactos.org/svn/reactos/branches/pierre-fsd/drivers/filesystems/f...
==============================================================================
--- branches/pierre-fsd/drivers/filesystems/fastfat/fsctl.c [iso-8859-1] (original)
+++ branches/pierre-fsd/drivers/filesystems/fastfat/fsctl.c [iso-8859-1] Tue Oct 14 10:41:42 2008
@@ -537,11 +537,25 @@
    Fcb->RFCB.ValidDataLength = Fcb->RFCB.FileSize;
    Fcb->RFCB.AllocationSize = Fcb->RFCB.FileSize;

-   CcInitializeCacheMap(DeviceExt->FATFileObject,
-                        (PCC_FILE_SIZES)(&Fcb->RFCB.AllocationSize),
-                        FALSE,
-                        &VfatGlobalData->CacheMgrCallbacks,
-                        Fcb);
+   _SEH_TRY
+   {
+      CcInitializeCacheMap(DeviceExt->FATFileObject,
+                           (PCC_FILE_SIZES)(&Fcb->RFCB.AllocationSize),
+                           FALSE,
+                           &VfatGlobalData->CacheMgrCallbacks,
+                           Fcb);
+   }
+   _SEH_HANDLE
+   {
+      Status =  _SEH_GetExceptionCode();
+   }
+   _SEH_END;
+
+   if (!NT_SUCCESS(Status))
+   {
+      goto ByeBye;
+   }
+

DeviceExt->LastAvailableCluster = 2;
    ExInitializeResourceLite(&DeviceExt->FatResource);

Modified: branches/pierre-fsd/drivers/filesystems/fastfat/rw.c
URL: http://svn.reactos.org/svn/reactos/branches/pierre-fsd/drivers/filesystems/f...
==============================================================================
--- branches/pierre-fsd/drivers/filesystems/fastfat/rw.c [iso-8859-1] (original)
+++ branches/pierre-fsd/drivers/filesystems/fastfat/rw.c [iso-8859-1] Tue Oct 14 10:41:42 2008
@@ -671,11 +671,24 @@
       CHECKPOINT;
       if (IrpContext->FileObject->PrivateCacheMap == NULL)
       {
-        CcInitializeCacheMap(IrpContext->FileObject,
-                             (PCC_FILE_SIZES)(&Fcb->RFCB.AllocationSize),
-                             FALSE,
-                             &(VfatGlobalData->CacheMgrCallbacks),
-                             Fcb);
+         _SEH_TRY
+         {
+            CcInitializeCacheMap(IrpContext->FileObject,
+                                 (PCC_FILE_SIZES)(&Fcb->RFCB.AllocationSize),
+                                 FALSE,
+                                 &(VfatGlobalData->CacheMgrCallbacks),
+                                 Fcb);
+         }
+         _SEH_HANDLE
+         {
+            Status =  _SEH_GetExceptionCode();
+         }
+         _SEH_END;
+
+         if (!NT_SUCCESS(Status))
+         {
+            goto ByeBye;
+         }
       }
       if (!CcCopyRead(IrpContext->FileObject, &ByteOffset, Length,
                       (BOOLEAN)(IrpContext->Flags & IRPCONTEXT_CANWAIT), Buffer,
@@ -964,11 +977,24 @@

if (IrpContext->FileObject->PrivateCacheMap == NULL)
       {
-         CcInitializeCacheMap(IrpContext->FileObject,
-                              (PCC_FILE_SIZES)(&Fcb->RFCB.AllocationSize),
-                              FALSE,
-                              &VfatGlobalData->CacheMgrCallbacks,
-                              Fcb);
+         _SEH_TRY
+         {
+            CcInitializeCacheMap(IrpContext->FileObject,
+                                 (PCC_FILE_SIZES)(&Fcb->RFCB.AllocationSize),
+                                 FALSE,
+                                 &(VfatGlobalData->CacheMgrCallbacks),
+                                 Fcb);
+         }
+         _SEH_HANDLE
+         {
+            Status =  _SEH_GetExceptionCode();
+         }
+         _SEH_END;
+
+         if (!NT_SUCCESS(Status))
+         {
+            goto ByeBye;
+         }
       }
       if (ByteOffset.QuadPart > OldFileSize.QuadPart)
       {