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pf: Retrieve DSCP value from the IPv6 header

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Teach pf to read the DSCP value from the IPv6 header so that we can
match on them.

Reviewed by:	donner
MFC after:	2 weeks
Sponsored by:	Rubicon Communications, LLC ("Netgate")
Differential Revision:	https://reviews.freebsd.org/D29048
This commit is contained in:
Kristof Provost 2021-03-03 21:33:42 +01:00
parent 466df976ba
commit f19323847c
1 changed files with 1 additions and 1 deletions
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2
sys/netpfil/pf/pf.c
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@ -6384,7 +6384,7 @@ pf_test6(int dir, int pflags, struct ifnet *ifp, struct mbuf **m0, struct inpcb
pd.sidx = (dir == PF_IN) ? 0 : 1;
pd.didx = (dir == PF_IN) ? 1 : 0;
pd.af = AF_INET6;
pd.tos = 0;
pd.tos = (ntohl(h->ip6_flow) >> 20) & 0xfc;
pd.tot_len = ntohs(h->ip6_plen) + sizeof(struct ip6_hdr);
off = ((caddr_t)h - m->m_data) + sizeof(struct ip6_hdr);