1 files changed, 134 insertions, 0 deletions
diff --git a/private/ntos/tdi/isn/fwd/netbios.h b/private/ntos/tdi/isn/fwd/netbios.h
new file mode 100644
index 000000000..ffa6da1c4
--- /dev/null
+++ b/private/ntos/tdi/isn/fwd/netbios.h
@@ -0,0 +1,134 @@
+/*++
+
+Copyright (c) 1995  Microsoft Corporation
+
+Module Name:
+
+    ntos\tdi\isn\fwd\netbios.h
+
+Abstract:
+	Netbios packet processing
+
+Author:
+
+    Vadim Eydelman
+
+Revision History:
+
+--*/
+
+#ifndef IPXFWD_NETBIOS
+#define IPXFWD_NETBIOS
+
+extern LIST_ENTRY		NetbiosQueue;
+extern KSPIN_LOCK		NetbiosQueueLock;
+extern WORK_QUEUE_ITEM	NetbiosWorker;
+extern BOOLEAN			NetbiosWorkerScheduled;
+extern ULONG			NetbiosPacketsQuota;
+extern ULONG			MaxNetbiosPacketsQueued;
+#define DEF_MAX_NETBIOS_PACKETS_QUEUED	256
+
+
+/*++
+*******************************************************************
+    I n i t i a l i z e N e t b i o s Q u e u e
+
+Routine Description:
+	Initializes the netbios bradcast queue
+Arguments:
+	None
+Return Value:
+	None
+
+*******************************************************************
+--*/
+//VOID
+//InitializeNetbiosQueue (
+//	void
+//	)
+#define InitializeNetbiosQueue()	{							\
+	InitializeListHead (&NetbiosQueue);							\
+	KeInitializeSpinLock (&NetbiosQueueLock);					\
+	ExInitializeWorkItem (&NetbiosWorker, &ProcessNetbiosQueue, NULL);\
+	NetbiosWorkerScheduled = FALSE;								\
+	NetbiosPacketsQuota = MaxNetbiosPacketsQueued;				\
+}
+
+/*++
+*******************************************************************
+    D e l e t e N e t b i o s Q u e u e
+
+Routine Description:
+	Deletes the netbios bradcast queue
+Arguments:
+	None
+Return Value:
+	None
+
+*******************************************************************
+--*/
+VOID
+DeleteNetbiosQueue (
+	void
+	);
+
+
+/*++
+*******************************************************************
+    P r o c e s s N e t b i o s Q u e u e
+
+Routine Description:
+	Process packets in the netbios bradcast queue
+Arguments:
+	Context - unused
+Return Value:
+	None
+
+*******************************************************************
+--*/
+VOID
+ProcessNetbiosQueue (
+	PVOID		Context
+	);
+
+/*++
+*******************************************************************
+    P r o c e s s N e t b i o s P a c k e t
+
+Routine Description:
+	Processes received netbios broadcast packet
+Arguments:
+	None
+Return Value:
+	None
+
+*******************************************************************
+--*/
+VOID
+ProcessNetbiosPacket (
+	PINTERFACE_CB	srcIf,
+	PPACKET_TAG		pktTag
+	);
+
+
+#define QueueNetbiosPacket(pktTag) {						\
+	KIRQL		oldIRQL;									\
+	KeAcquireSpinLock (&NetbiosQueueLock, &oldIRQL);		\
+	InsertTailList (&NetbiosQueue, &pktTag->PT_QueueLink);	\
+	KeReleaseSpinLock (&NetbiosQueueLock, oldIRQL);			\
+}
+
+#define ScheduleNetbiosWorker() {							\
+	KIRQL		oldIRQL;									\
+	KeAcquireSpinLock (&NetbiosQueueLock, &oldIRQL);		\
+	if (!NetbiosWorkerScheduled								\
+			&& !IsListEmpty (&NetbiosQueue)					\
+			&& EnterForwarder ()) {							\
+		NetbiosWorkerScheduled	= TRUE;						\
+		ExQueueWorkItem (&NetbiosWorker, DelayedWorkQueue);	\
+	}														\
+	KeReleaseSpinLock (&NetbiosQueueLock, oldIRQL);			\
+}
+
+#endif
+