diff options
Diffstat (limited to 'sys/net/if_gif.c')
| -rw-r--r-- | sys/net/if_gif.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/sys/net/if_gif.c b/sys/net/if_gif.c index c993e83..22ebf8f 100644 --- a/sys/net/if_gif.c +++ b/sys/net/if_gif.c @@ -87,6 +87,11 @@ static MALLOC_DEFINE(M_GIF, "gif", "Generic Tunnel Interface"); static struct rman gifunits[1]; LIST_HEAD(, gif_softc) gif_softc_list; +void (*ng_gif_input_p)(struct ifnet *ifp, struct mbuf **mp, int af); +void (*ng_gif_input_orphan_p)(struct ifnet *ifp, struct mbuf *m, int af); +void (*ng_gif_attach_p)(struct ifnet *ifp); +void (*ng_gif_detach_p)(struct ifnet *ifp); + int gif_clone_create __P((struct if_clone *, int *)); void gif_clone_destroy __P((struct ifnet *)); @@ -199,6 +204,8 @@ gif_clone_create(ifc, unit) sc->gif_if.if_snd.ifq_maxlen = IFQ_MAXLEN; if_attach(&sc->gif_if); bpfattach(&sc->gif_if, DLT_NULL, sizeof(u_int)); + if (ng_gif_attach_p != NULL) + (*ng_gif_attach_p)(&sc->gif_if); LIST_INSERT_HEAD(&gif_softc_list, sc, gif_link); return (0); } @@ -221,6 +228,8 @@ gif_clone_destroy(ifp) KASSERT(err == 0, ("Unexpected error detaching encap_cookie6")); } + if (ng_gif_detach_p != NULL) + (*ng_gif_detach_p)(ifp); bpfdetach(ifp); if_detach(ifp); @@ -462,6 +471,12 @@ gif_input(m, af, gifp) bpf_mtap(gifp, &m0); } + if (ng_gif_input_p != NULL) { + (*ng_gif_input_p)(gifp, &m, af); + if (m == NULL) + return; + } + /* * Put the packet to the network layer input queue according to the * specified address family. @@ -488,7 +503,10 @@ gif_input(m, af, gifp) break; #endif default: - m_freem(m); + if (ng_gif_input_orphan_p != NULL) + (*ng_gif_input_orphan_p)(gifp, m, af); + else + m_freem(m); return; } |
