diff options
Diffstat (limited to 'freebsd/sys/netinet6/in6_proto.c')
| -rw-r--r-- | freebsd/sys/netinet6/in6_proto.c | 37 |
1 files changed, 31 insertions, 6 deletions
diff --git a/freebsd/sys/netinet6/in6_proto.c b/freebsd/sys/netinet6/in6_proto.c index 756ea48b..cf62e60c 100644 --- a/freebsd/sys/netinet6/in6_proto.c +++ b/freebsd/sys/netinet6/in6_proto.c @@ -173,7 +173,7 @@ struct protosw inet6sw[] = { .pr_type = SOCK_STREAM, .pr_domain = &inet6domain, .pr_protocol = IPPROTO_TCP, - .pr_flags = PR_CONNREQUIRED|PR_WANTRCVD|PR_LISTEN, + .pr_flags = PR_CONNREQUIRED|PR_IMPLOPCL|PR_WANTRCVD|PR_LISTEN, .pr_input = tcp6_input, .pr_ctlinput = tcp6_ctlinput, .pr_ctloutput = tcp_ctloutput, @@ -387,7 +387,9 @@ VNET_DEFINE(int, ip6_no_radr) = 0; VNET_DEFINE(int, ip6_norbit_raif) = 0; VNET_DEFINE(int, ip6_rfc6204w3) = 0; VNET_DEFINE(int, ip6_maxfragpackets); /* initialized in frag6.c:frag6_init() */ -VNET_DEFINE(int, ip6_maxfrags); /* initialized in frag6.c:frag6_init() */ +int ip6_maxfrags; /* initialized in frag6.c:frag6_init() */ +VNET_DEFINE(int, ip6_maxfragbucketsize);/* initialized in frag6.c:frag6_init() */ +VNET_DEFINE(int, ip6_maxfragsperpacket); /* initialized in frag6.c:frag6_init() */ VNET_DEFINE(int, ip6_log_interval) = 5; VNET_DEFINE(int, ip6_hdrnestlimit) = 15;/* How many header options will we * process? */ @@ -474,6 +476,20 @@ sysctl_ip6_tempvltime(SYSCTL_HANDLER_ARGS) return (0); } +static int +sysctl_ip6_maxfragpackets(SYSCTL_HANDLER_ARGS) +{ + int error, val; + + val = V_ip6_maxfragpackets; + error = sysctl_handle_int(oidp, &val, 0, req); + if (error != 0 || !req->newptr) + return (error); + V_ip6_maxfragpackets = val; + frag6_set_bucketsize(); + return (0); +} + SYSCTL_INT(_net_inet6_ip6, IPV6CTL_FORWARDING, forwarding, CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(ip6_forwarding), 0, "Enable forwarding of IPv6 packets between interfaces"); @@ -486,8 +502,9 @@ SYSCTL_INT(_net_inet6_ip6, IPV6CTL_DEFHLIM, hlim, SYSCTL_VNET_PCPUSTAT(_net_inet6_ip6, IPV6CTL_STATS, stats, struct ip6stat, ip6stat, "IP6 statistics (struct ip6stat, netinet6/ip6_var.h)"); -SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MAXFRAGPACKETS, maxfragpackets, - CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(ip6_maxfragpackets), 0, +SYSCTL_PROC(_net_inet6_ip6, IPV6CTL_MAXFRAGPACKETS, maxfragpackets, + CTLFLAG_VNET | CTLTYPE_INT | CTLFLAG_RW, NULL, 0, + sysctl_ip6_maxfragpackets, "I", "Default maximum number of outstanding fragmented IPv6 packets. " "A value of 0 means no fragmented packets will be accepted, while a " "a value of -1 means no limit"); @@ -561,8 +578,16 @@ SYSCTL_INT(_net_inet6_ip6, IPV6CTL_USE_DEFAULTZONE, use_defaultzone, CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(ip6_use_defzone), 0, "Use the default scope zone when none is specified"); SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MAXFRAGS, maxfrags, - CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(ip6_maxfrags), 0, - "Maximum allowed number of outstanding IPv6 packet fragments"); + CTLFLAG_RW, &ip6_maxfrags, 0, + "Maximum allowed number of outstanding IPv6 packet fragments. " + "A value of 0 means no fragmented packets will be accepted, while a " + "a value of -1 means no limit"); +SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MAXFRAGBUCKETSIZE, maxfragbucketsize, + CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(ip6_maxfragbucketsize), 0, + "Maximum number of reassembly queues per hash bucket"); +SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MAXFRAGSPERPACKET, maxfragsperpacket, + CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(ip6_maxfragsperpacket), 0, + "Maximum allowed number of fragments per packet"); SYSCTL_INT(_net_inet6_ip6, IPV6CTL_MCAST_PMTU, mcast_pmtu, CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(ip6_mcast_pmtu), 0, "Enable path MTU discovery for multicast packets"); |