rcFCB->RFCB.PagingIoResource = &rcFCB->PagingIoResource;
rcFCB->RFCB.Resource = &rcFCB->MainResource;
rcFCB->RFCB.IsFastIoPossible = FastIoIsNotPossible;
+ InitializeListHead(&rcFCB->ParentListHead);
return rcFCB;
}
ExDeleteResourceLite(&pFCB->PagingIoResource);
ExDeleteResourceLite(&pFCB->MainResource);
ExFreeToNPagedLookasideList(&VfatGlobalData->FcbLookasideList, pFCB);
+ RemoveEntryList(&pFCB->ParentListEntry);
+ ASSERT(IsListEmpty(&pFCB->ParentListHead));
}
BOOLEAN
/* Save old parent */
OldParent = Fcb->parentFcb;
+ RemoveEntryList(&Fcb->ParentListEntry);
/* Reinit FCB */
vfatInitFCBFromDirEntry(pVCB, Fcb, DirContext);
CcFlushCache(&Fcb->SectionObjectPointers, NULL, 0, NULL);
}
Fcb->parentFcb = ParentFcb;
+ InsertTailList(&ParentFcb->ParentListHead, &Fcb->ParentListEntry);
vfatAddFCBToTable(pVCB, Fcb);
/* If we moved across directories, dereference our old parent
vfatFCBInitializeCacheFromVolume(vcb, rcFCB);
}
rcFCB->parentFcb = directoryFCB;
+ InsertTailList(&directoryFCB->ParentListHead, &rcFCB->ParentListEntry);
vfatAddFCBToTable(vcb, rcFCB);
*fileFCB = rcFCB;
vfatSplitPathName(&NewName, &NewPath, &NewFile);
DPRINT("New dir: %wZ, New file: %wZ\n", &NewPath, &NewFile);
- /* FIXME: Do it in a more efficient way, like linking FCBs to their parent FCB so that we browse less FCBs
- * Note: The FIXME is the way MS FastFAT seems to do it
- */
- if (vfatFCBIsDirectory(FCB))
+ if (vfatFCBIsDirectory(FCB) && !IsListEmpty(&FCB->ParentListHead))
{
PLIST_ENTRY Entry;
PVFATFCB VolFCB;
- for (Entry = DeviceExt->FcbListHead.Flink; Entry != &DeviceExt->FcbListHead; Entry = Entry->Flink)
+ for (Entry = FCB->ParentListHead.Flink; Entry != &FCB->ParentListHead; Entry = Entry->Flink)
{
- VolFCB = CONTAINING_RECORD(Entry, VFATFCB, FcbListEntry);
- if (VolFCB->parentFcb == FCB && VolFCB->OpenHandleCount != 0)
+ VolFCB = CONTAINING_RECORD(Entry, VFATFCB, ParentListEntry);
+ if (VolFCB->OpenHandleCount != 0)
{
+ ASSERT(VolFCB->parentFCB == FCB);
DPRINT1("At least one children file opened! %wZ (%u, %u)\n", &VolFCB->PathNameU, VolFCB->RefCount, VolFCB->OpenHandleCount);
Status = STATUS_ACCESS_DENIED;
ASSERT(OldReferences == FCB->parentFcb->RefCount);