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add a LOCKED flag to bridge (actually just veb) ports.

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this will specify that the mac address for frames received by these
ports must have an entry in the fib/address cache pointing at the
same interface.

this is modelled on the "locked" lladdr config in vm.conf.
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dlg
2025-10-21 05:09:32 +00:00
parent fd783df94b
commit 12634953dc
1 changed files with 2 additions and 1 deletions
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3
sys/net/if_bridge.h
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@@ -1,4 +1,4 @@
/* $OpenBSD: if_bridge.h,v 1.73 2021/11/11 10:03:10 claudio Exp $ */
/* $OpenBSD: if_bridge.h,v 1.74 2025/10/21 05:09:32 dlg Exp $ */
/*
* Copyright (c) 1999, 2000 Jason L. Wright (jason@thought.net)
@@ -74,6 +74,7 @@ struct ifbreq {
#define IFBIF_BSTP_AUTOPTP 0x0080 /* member stp autoptp enabled */
#define IFBIF_SPAN 0x0100 /* ifs is a span port (ro) */
#define IFBIF_LOCAL 0x1000 /* local port in switch(4) */
#define IFBIF_LOCKED 0x2000 /* restrict rx src mac with fib */
#define IFBIF_RO_MASK 0x0f00 /* read only bits */
/* SIOCBRDGFLUSH */