VOID FspFileNodeDelete(FSP_FILE_NODE *FileNode)
{
PAGED_CODE();
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension =
FspFsvolDeviceExtension(FileNode->FsvolDeviceObject);
FsRtlUninitializeFileLock(&FileNode->FileLock);
FsRtlTeardownPerStreamContexts(&FileNode->Header);
FspMetaCacheInvalidateItem(FsvolDeviceExtension->DirInfoCache, FileNode->NonPaged->DirInfo);
FspMetaCacheInvalidateItem(FsvolDeviceExtension->SecurityCache, FileNode->Security);
FspDeviceDereference(FileNode->FsvolDeviceObject);
if (0 != FileNode->ExternalFileName)
FspFree(FileNode->ExternalFileName);
ExDeleteResourceLite(&FileNode->NonPaged->PagingIoResource);
ExDeleteResourceLite(&FileNode->NonPaged->Resource);
FspFree(FileNode->NonPaged);
FspFree(FileNode);
}
VOID
NTAPI
FatDeleteFcb(IN PFAT_IRP_CONTEXT IrpContext,
IN PFCB Fcb)
{
DPRINT("FatDeleteFcb %p\n", Fcb);
if (Fcb->OpenCount != 0)
{
DPRINT1("Trying to delete FCB with OpenCount %d\n", Fcb->OpenCount);
ASSERT(FALSE);
}
if ((Fcb->Header.NodeTypeCode == FAT_NTC_DCB) ||
(Fcb->Header.NodeTypeCode == FAT_NTC_ROOT_DCB))
{
/* Make sure it's a valid deletion */
ASSERT(Fcb->Dcb.DirectoryFileOpenCount == 0);
ASSERT(IsListEmpty(&Fcb->Dcb.ParentDcbList));
ASSERT(Fcb->Dcb.DirectoryFile == NULL);
}
else
{
/* Free locks */
FsRtlUninitializeFileLock(&Fcb->Fcb.Lock);
FsRtlUninitializeOplock(&Fcb->Fcb.Oplock);
}
/* Release any possible filter contexts */
FsRtlTeardownPerStreamContexts(&Fcb->Header);
/* Remove from parents queue */
if (Fcb->Header.NodeTypeCode != FAT_NTC_ROOT_DCB)
{
RemoveEntryList(&(Fcb->ParentDcbLinks));
}
/* Free FullFAT handle */
if (Fcb->FatHandle) FF_Close(Fcb->FatHandle);
/* Remove from the splay table */
if (FlagOn(Fcb->State, FCB_STATE_HAS_NAMES))
FatRemoveNames(IrpContext, Fcb);
/* Free file name buffers */
if (Fcb->Header.NodeTypeCode != FAT_NTC_ROOT_DCB)
{
if (Fcb->FullFileName.Buffer)
ExFreePool(Fcb->FullFileName.Buffer);
}
if (Fcb->ExactCaseLongName.Buffer)
ExFreePool(Fcb->ExactCaseLongName.Buffer);
/* Free this FCB, finally */
ExFreePool(Fcb);
}
NTSTATUS
DokanFreeFCB(
__in PDokanFCB Fcb
)
{
PDokanVCB vcb;
ASSERT(Fcb != NULL);
vcb = Fcb->Vcb;
KeEnterCriticalRegion();
ExAcquireResourceExclusiveLite(&vcb->Resource, TRUE);
ExAcquireResourceExclusiveLite(&Fcb->Resource, TRUE);
InterlockedDecrement(&Fcb->FileCount);
if (Fcb->FileCount == 0) {
RemoveEntryList(&Fcb->NextFCB);
DDbgPrint(" Free FCB:%p\n", Fcb);
ExFreePool(Fcb->FileName.Buffer);
#if _WIN32_WINNT >= 0x0501
FsRtlTeardownPerStreamContexts(&Fcb->AdvancedFCBHeader);
#else
if (DokanFsRtlTeardownPerStreamContexts) {
DokanFsRtlTeardownPerStreamContexts(&Fcb->AdvancedFCBHeader);
}
#endif
ExReleaseResourceLite(&Fcb->Resource);
ExDeleteResourceLite(&Fcb->Resource);
ExDeleteResourceLite(&Fcb->MainResource);
ExDeleteResourceLite(&Fcb->PagingIoResource);
InterlockedIncrement(&vcb->FcbFreed);
ExFreePool(Fcb);
} else {
ExReleaseResourceLite(&Fcb->Resource);
}
ExReleaseResourceLite(&vcb->Resource);
KeLeaveCriticalRegion();
return STATUS_SUCCESS;
}
void
AFSRemoveFcb( IN AFSFcb *Fcb)
{
//
// Uninitialize the file lock if it is a file
//
AFSDbgLogMsg( AFS_SUBSYSTEM_FILE_PROCESSING,
AFS_TRACE_LEVEL_VERBOSE,
"AFSRemoveFcb Removing Fcb %08lX\n",
Fcb);
if( Fcb->Header.NodeTypeCode == AFS_FILE_FCB)
{
FsRtlUninitializeFileLock( &Fcb->Specific.File.FileLock);
//
// The resource we allocated
//
ExDeleteResourceLite( &Fcb->NPFcb->Specific.File.ExtentsResource );
ExDeleteResourceLite( &Fcb->NPFcb->Specific.File.DirtyExtentsListLock);
}
else if( Fcb->Header.NodeTypeCode == AFS_DIRECTORY_FCB)
{
}
//
// Tear down the FM specific contexts
//
FsRtlTeardownPerStreamContexts( &Fcb->Header);
//
// Delete the resources
//
ExDeleteResourceLite( &Fcb->NPFcb->Resource);
ExDeleteResourceLite( &Fcb->NPFcb->PagingResource);
ExDeleteResourceLite( &Fcb->NPFcb->CcbListLock);
//
// The non paged region
//
AFSExFreePool( Fcb->NPFcb);
//
// And the Fcb itself, which includes the name
//
AFSExFreePool( Fcb);
return;
}