add support for setting and getting bridge port flags.

diff --git a/sys/net/if_veb.c b/sys/net/if_veb.c
index 7cb9c91..e9b0a2f 100644 (file)
--- a/sys/net/if_veb.c
+++ b/sys/net/if_veb.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: if_veb.c,v 1.2 2021/02/23 04:40:27 dlg Exp $ */
+/*     $OpenBSD: if_veb.c,v 1.3 2021/02/23 05:01:00 dlg Exp $ */
 
 /*
  * Copyright (c) 2021 David Gwynne <dlg@openbsd.org>
@@ -69,6 +69,9 @@ static const union veb_addr veb_8021_group_mask = {
        .ea = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0 }
 };
 
+/* SIOCBRDGIFFLGS, SIOCBRDGIFFLGS */
+#define VEB_IFBIF_FLAGS        (IFBIF_LEARNING|IFBIF_DISCOVER)
+
 struct veb_rule {
        TAILQ_ENTRY(veb_rule)           vr_entry;
        SMR_TAILQ_ENTRY(veb_rule)       vr_lentry[2];
@@ -185,6 +188,8 @@ static int  veb_add_port(struct veb_softc *,
 static int     veb_del_port(struct veb_softc *,
                    const struct ifbreq *, unsigned int);
 static int     veb_port_list(struct veb_softc *, struct ifbifconf *);
+static int     veb_port_set_flags(struct veb_softc *, struct ifbreq *);
+static int     veb_port_get_flags(struct veb_softc *, struct ifbreq *);
 static int     veb_port_set_protected(struct veb_softc *,
                    const struct ifbreq *);
 
@@ -835,6 +840,13 @@ veb_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
                error = veb_port_set_protected(sc, (struct ifbreq *)data);
                break;
 
+       case SIOCBRDGSIFFLGS:
+               error = veb_port_set_flags(sc, (struct ifbreq *)data);
+               break;
+       case SIOCBRDGGIFFLGS:
+               error = veb_port_get_flags(sc, (struct ifbreq *)data);
+               break;
+
        case SIOCBRDGARL:
                error = veb_rule_add(sc, (struct ifbrlreq *)data);
                break;
@@ -1371,6 +1383,41 @@ done:
        return (error);
 }
 
+static int
+veb_port_set_flags(struct veb_softc *sc, struct ifbreq *ifbr)
+{
+       struct veb_port *p;
+
+       if (ISSET(ifbr->ifbr_ifsflags, ~VEB_IFBIF_FLAGS))
+               return (EINVAL);
+
+       p = veb_port_get(sc, ifbr->ifbr_ifsname);
+       if (p == NULL)
+               return (ESRCH);
+
+       p->p_bif_flags = ifbr->ifbr_ifsflags;
+
+       veb_port_put(sc, p);
+       return (0);
+}
+
+static int
+veb_port_get_flags(struct veb_softc *sc, struct ifbreq *ifbr)
+{
+       struct veb_port *p;
+
+       p = veb_port_get(sc, ifbr->ifbr_ifsname);
+       if (p == NULL)
+               return (ESRCH);
+
+       ifbr->ifbr_ifsflags = p->p_bif_flags;
+       ifbr->ifbr_portno = p->p_ifp0->if_index;
+       ifbr->ifbr_protected = p->p_protected;
+
+       veb_port_put(sc, p);
+       return (0);
+}
+
 static int
 veb_p_ioctl(struct ifnet *ifp0, u_long cmd, caddr_t data)
 {