diff options
Diffstat (limited to 'sys/netinet6/ip6.h')
| -rw-r--r-- | sys/netinet6/ip6.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/sys/netinet6/ip6.h b/sys/netinet6/ip6.h index 1dacb10..9ebd51e 100644 --- a/sys/netinet6/ip6.h +++ b/sys/netinet6/ip6.h @@ -75,12 +75,16 @@ struct ip6_hdr { union { struct ip6_hdrctl { - u_int32_t ip6_un1_flow; /* 20 bits of flow-ID */ + u_int32_t ip6_un1_flow; /* 4 bits version, + * 8 bits traffic + * class, + * 20 bits flow-ID */ u_int16_t ip6_un1_plen; /* payload length */ u_int8_t ip6_un1_nxt; /* next header */ u_int8_t ip6_un1_hlim; /* hop limit */ } ip6_un1; - u_int8_t ip6_un2_vfc; /* 4 bits version, 4 bits class */ + u_int8_t ip6_un2_vfc; /* 4 bits version, + * top 4 bits trafic class */ } ip6_ctlun; struct in6_addr ip6_src; /* source address */ struct in6_addr ip6_dst; /* destination address */ |
