diff options
| author | Michele Marchetto <michele@cvs.openbsd.org> | 2008-11-06 20:53:11 +0000 |
|---|---|---|
| committer | Michele Marchetto <michele@cvs.openbsd.org> | 2008-11-06 20:53:11 +0000 |
| commit | 5006535a1dbd066cff6bd7b4d40982ba7b3018a2 (patch) | |
| tree | 909c0418d3714eb786289830dd3db1c42a245951 /sys/net/if_mpe.c | |
| parent | da10676ac91843ae2fc97dbc0c46750d32bf53a0 (diff) | |
Introduced IPv6 support of uniform model for TTL handling.
OK claudio@ laurent@
Diffstat (limited to 'sys/net/if_mpe.c')
| -rw-r--r-- | sys/net/if_mpe.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/sys/net/if_mpe.c b/sys/net/if_mpe.c index 7915f861813..c7fb9253670 100644 --- a/sys/net/if_mpe.c +++ b/sys/net/if_mpe.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_mpe.c,v 1.13 2008/11/01 16:37:55 michele Exp $ */ +/* $OpenBSD: if_mpe.c,v 1.14 2008/11/06 20:53:10 michele Exp $ */ /* * Copyright (c) 2008 Pierre-Yves Ritschard <pyr@spootnik.org> @@ -38,10 +38,10 @@ #endif #ifdef INET6 +#include <netinet/ip6.h> #ifndef INET #include <netinet/in.h> #endif -#include <netinet6/nd6.h> #endif /* INET6 */ #include "bpfilter.h" @@ -326,12 +326,20 @@ void mpe_input6(struct mbuf *m, struct ifnet *ifp, struct sockaddr_mpls *smpls, u_int8_t ttl) { - int s; + struct ip6_hdr *ip6hdr; + int s; /* label -> AF lookup */ if (mpls_mapttl_ip6) { - /* XXX: fixup IPv6 ttl */ + if (m->m_len < sizeof (struct ip6_hdr) && + (m = m_pullup(m, sizeof(struct ip6_hdr))) == NULL) + return; + + ip6hdr = mtod(m, struct ip6_hdr *); + + /* set IPv6 ttl from MPLS ttl */ + ip6hdr->ip6_hlim = ttl; } #if NBPFILTER > 0 |