bsd/netinet6/ip6_output.c

275 	struct mbuf *m, *mprev;
671 	 * "mprev" points to an extension header prior to esp.
674 	mprev = m;
678 	 * much easier.  the goal here is to make mprev point the
682 	 * m and mprev will point to IPv6 header.
711 	 * m will point to IPv6 header.  mprev will point to the
714 	MAKE_CHAIN(exthdrs.ip6e_hbh, mprev, nexthdrp, IPPROTO_HOPOPTS);
715 	MAKE_CHAIN(exthdrs.ip6e_dest1, mprev, nexthdrp, IPPROTO_DSTOPTS);
716 	MAKE_CHAIN(exthdrs.ip6e_rthdr, mprev, nexthdrp, IPPROTO_ROUTING);
801 		error = ipsec6_output_trans(&ipsec_state, nexthdrp, mprev,