VOID
FFSFreeMcbTree(
PFFS_MCB McbTree)
{
if (!McbTree)
return;
if (McbTree->Child)
{
FFSFreeMcbTree(McbTree->Child);
}
if (McbTree->Next)
{
PFFS_MCB Current;
PFFS_MCB Next;
Current = McbTree->Next;
while (Current)
{
Next = Current->Next;
if (Current->Child)
{
FFSFreeMcbTree(Current->Child);
}
FFSFreeMcb(Current);
Current = Next;
}
}
FFSFreeMcb(McbTree);
}
__drv_mustHoldCriticalRegion
VOID
FFSFreeMcbTree(
PFFS_MCB McbTree)
{
PAGED_CODE();
if (!McbTree)
return;
if (McbTree->Child)
{
FFSFreeMcbTree(McbTree->Child);
}
if (McbTree->Next)
{
PFFS_MCB Current;
PFFS_MCB Next;
Current = McbTree->Next;
while (Current)
{
Next = Current->Next;
if (Current->Child)
{
FFSFreeMcbTree(Current->Child);
}
FFSFreeMcb(Current);
Current = Next;
}
}
FFSFreeMcb(McbTree);
}
VOID
FFSFreeVcb(
IN PFFS_VCB Vcb)
{
ASSERT(Vcb != NULL);
ASSERT((Vcb->Identifier.Type == FFSVCB) &&
(Vcb->Identifier.Size == sizeof(FFS_VCB)));
FsRtlNotifyUninitializeSync(&Vcb->NotifySync);
if (Vcb->StreamObj)
{
if (IsFlagOn(Vcb->StreamObj->Flags, FO_FILE_MODIFIED))
{
IO_STATUS_BLOCK IoStatus;
CcFlushCache(&(Vcb->SectionObject), NULL, 0, &IoStatus);
ClearFlag(Vcb->StreamObj->Flags, FO_FILE_MODIFIED);
}
if (Vcb->StreamObj->PrivateCacheMap)
FFSSyncUninitializeCacheMap(Vcb->StreamObj);
ObDereferenceObject(Vcb->StreamObj);
Vcb->StreamObj = NULL;
}
#if DBG
if (FsRtlNumberOfRunsInLargeMcb(&(Vcb->DirtyMcbs)) != 0)
{
LONGLONG DirtyVba;
LONGLONG DirtyLba;
LONGLONG DirtyLength;
int i;
for (i = 0; FsRtlGetNextLargeMcbEntry (&(Vcb->DirtyMcbs), i, &DirtyVba, &DirtyLba, &DirtyLength); i++)
{
FFSPrint((DBG_INFO, "DirtyVba = %I64xh\n", DirtyVba));
FFSPrint((DBG_INFO, "DirtyLba = %I64xh\n", DirtyLba));
FFSPrint((DBG_INFO, "DirtyLen = %I64xh\n\n", DirtyLength));
}
FFSBreakPoint();
}
#endif
FsRtlUninitializeLargeMcb(&(Vcb->DirtyMcbs));
FFSFreeMcbTree(Vcb->McbTree);
if (Vcb->ffs_super_block)
{
ExFreePool(Vcb->ffs_super_block);
Vcb->ffs_super_block = NULL;
}
ExDeleteResourceLite(&Vcb->McbResource);
ExDeleteResourceLite(&Vcb->PagingIoResource);
ExDeleteResourceLite(&Vcb->MainResource);
IoDeleteDevice(Vcb->DeviceObject);
}
