diff options
Diffstat (limited to 'sys/netinet6/nd6.c')
| -rw-r--r-- | sys/netinet6/nd6.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/sys/netinet6/nd6.c b/sys/netinet6/nd6.c index 46b1ea1..ae3664f 100644 --- a/sys/netinet6/nd6.c +++ b/sys/netinet6/nd6.c @@ -1441,6 +1441,34 @@ nd6_ioctl(cmd, data, ifp) ND = *ND_IFINFO(ifp); ND.linkmtu = IN6_LINKMTU(ifp); break; + case SIOCSIFINFO_IN6: + /* + * used to change host variables from userland. + * intented for a use on router to reflect RA configurations. + */ + /* 0 means 'unspecified' */ + if (ND.linkmtu != 0) { + if (ND.linkmtu < IPV6_MMTU || + ND.linkmtu > IN6_LINKMTU(ifp)) { + error = EINVAL; + break; + } + ND_IFINFO(ifp)->linkmtu = ND.linkmtu; + } + + if (ND.basereachable != 0) { + int obasereachable = ND_IFINFO(ifp)->basereachable; + + ND_IFINFO(ifp)->basereachable = ND.basereachable; + if (ND.basereachable != obasereachable) + ND_IFINFO(ifp)->reachable = + ND_COMPUTE_RTIME(ND.basereachable); + } + if (ND.retrans != 0) + ND_IFINFO(ifp)->retrans = ND.retrans; + if (ND.chlim != 0) + ND_IFINFO(ifp)->chlim = ND.chlim; + /* FALLTHROUGH */ case SIOCSIFINFO_FLAGS: ND_IFINFO(ifp)->flags = ND.flags; break; |
