diff options
Diffstat (limited to 'src/vnet/ip/ip6.h')
| -rw-r--r-- | src/vnet/ip/ip6.h | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/src/vnet/ip/ip6.h b/src/vnet/ip/ip6.h index f16cda9b8ad..1a57c417342 100644 --- a/src/vnet/ip/ip6.h +++ b/src/vnet/ip/ip6.h @@ -394,14 +394,34 @@ serialize_function_t serialize_vnet_ip6_main, unserialize_vnet_ip6_main; void ip6_ethernet_update_adjacency (vnet_main_t * vnm, u32 sw_if_index, u32 ai); - -void +always_inline void ip6_link_local_address_from_ethernet_mac_address (ip6_address_t * ip, - u8 * mac); + u8 * mac) +{ + ip->as_u64[0] = clib_host_to_net_u64 (0xFE80000000000000ULL); + /* Invert the "u" bit */ + ip->as_u8[8] = mac[0] ^ (1 << 1); + ip->as_u8[9] = mac[1]; + ip->as_u8[10] = mac[2]; + ip->as_u8[11] = 0xFF; + ip->as_u8[12] = 0xFE; + ip->as_u8[13] = mac[3]; + ip->as_u8[14] = mac[4]; + ip->as_u8[15] = mac[5]; +} -void +always_inline void ip6_ethernet_mac_address_from_link_local_address (u8 * mac, - ip6_address_t * ip); + ip6_address_t * ip) +{ + /* Invert the previously inverted "u" bit */ + mac[0] = ip->as_u8[8] ^ (1 << 1); + mac[1] = ip->as_u8[9]; + mac[2] = ip->as_u8[10]; + mac[3] = ip->as_u8[13]; + mac[4] = ip->as_u8[14]; + mac[5] = ip->as_u8[15]; +} int vnet_set_ip6_flow_hash (u32 table_id, flow_hash_config_t flow_hash_config); |