From e294de6f876587ddc34ab02771771aea60087adc Mon Sep 17 00:00:00 2001 From: Neale Ranns Date: Mon, 21 Dec 2020 09:52:24 +0000 Subject: ipip: Support MPLS over IP Type: feature Signed-off-by: Neale Ranns Change-Id: Ief1755131297afcaa14fe74fd8dd28c71a92fbe6 --- src/vnet/tunnel/tunnel_dp.h | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) (limited to 'src/vnet/tunnel/tunnel_dp.h') diff --git a/src/vnet/tunnel/tunnel_dp.h b/src/vnet/tunnel/tunnel_dp.h index f84e764f7ea..d6f07b5ec21 100644 --- a/src/vnet/tunnel/tunnel_dp.h +++ b/src/vnet/tunnel/tunnel_dp.h @@ -120,6 +120,25 @@ tunnel_encap_fixup_4o6 (tunnel_encap_decap_flags_t flags, ip6_set_ecn_network_order (outer, ip4_header_get_ecn (inner)); } +static_always_inline void +tunnel_encap_fixup_mplso6 (tunnel_encap_decap_flags_t flags, + const mpls_unicast_header_t *inner, + ip6_header_t *outer) +{ + if (flags & TUNNEL_ENCAP_DECAP_FLAG_ENCAP_COPY_DSCP) + ip6_set_dscp_network_order (outer, + vnet_mpls_uc_get_exp (inner->label_exp_s_ttl)); +} + +static_always_inline void +tunnel_encap_fixup_mplso4 (tunnel_encap_decap_flags_t flags, + const mpls_unicast_header_t *inner, + ip4_header_t *outer) +{ + if (flags & TUNNEL_ENCAP_DECAP_FLAG_ENCAP_COPY_DSCP) + ip4_header_set_dscp (outer, vnet_mpls_uc_get_exp (inner->label_exp_s_ttl)); +} + static_always_inline void tunnel_decap_fixup_4o6 (tunnel_encap_decap_flags_t flags, ip4_header_t * inner, const ip6_header_t * outer) @@ -152,6 +171,20 @@ tunnel_decap_fixup_4o4 (tunnel_encap_decap_flags_t flags, ip4_header_set_ecn_w_chksum (inner, ip4_header_get_ecn (outer)); } +static_always_inline void +tunnel_decap_fixup_mplso6 (tunnel_encap_decap_flags_t flags, + mpls_unicast_header_t *inner, + const ip6_header_t *outer) +{ +} + +static_always_inline void +tunnel_decap_fixup_mplso4 (tunnel_encap_decap_flags_t flags, + mpls_unicast_header_t *inner, + const ip4_header_t *outer) +{ +} + #endif /* -- cgit 1.2.3-korg