diff options
Diffstat (limited to 'src/vnet/interface.c')
| -rw-r--r-- | src/vnet/interface.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/vnet/interface.c b/src/vnet/interface.c index b197aa1e073..122ae065ad0 100644 --- a/src/vnet/interface.c +++ b/src/vnet/interface.c @@ -1414,6 +1414,51 @@ vnet_hw_interface_change_mac_address (vnet_main_t * vnm, u32 hw_if_index, (vnm, hw_if_index, mac_address); } +/* update the unnumbered state of an interface*/ +void +vnet_sw_interface_update_unnumbered (u32 unnumbered_sw_if_index, + u32 ip_sw_if_index, u8 enable) +{ + vnet_main_t *vnm = vnet_get_main (); + vnet_sw_interface_t *si; + u32 was_unnum; + + si = vnet_get_sw_interface (vnm, unnumbered_sw_if_index); + was_unnum = (si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED); + + if (enable) + { + si->flags |= VNET_SW_INTERFACE_FLAG_UNNUMBERED; + si->unnumbered_sw_if_index = ip_sw_if_index; + + ip4_main.lookup_main.if_address_pool_index_by_sw_if_index + [unnumbered_sw_if_index] = + ip4_main. + lookup_main.if_address_pool_index_by_sw_if_index[ip_sw_if_index]; + ip6_main. + lookup_main.if_address_pool_index_by_sw_if_index + [unnumbered_sw_if_index] = + ip6_main. + lookup_main.if_address_pool_index_by_sw_if_index[ip_sw_if_index]; + } + else + { + si->flags &= ~(VNET_SW_INTERFACE_FLAG_UNNUMBERED); + si->unnumbered_sw_if_index = (u32) ~ 0; + + ip4_main.lookup_main.if_address_pool_index_by_sw_if_index + [unnumbered_sw_if_index] = ~0; + ip6_main.lookup_main.if_address_pool_index_by_sw_if_index + [unnumbered_sw_if_index] = ~0; + } + + if (was_unnum != (si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED)) + { + ip4_sw_interface_enable_disable (unnumbered_sw_if_index, enable); + ip6_sw_interface_enable_disable (unnumbered_sw_if_index, enable); + } +} + vnet_l3_packet_type_t vnet_link_to_l3_proto (vnet_link_t link) { |