net/ipv6/sysctl_net_ipv6.c

   1 /*
   2  * sysctl_net_ipv6.c: sysctl interface to net IPV6 subsystem.
   3  *
   4  * Changes:
   5  * YOSHIFUJI Hideaki @USAGI:    added icmp sysctl table.
   6  */
   7
   8 #include <linux/mm.h>
   9 #include <linux/sysctl.h>
  10 #include <linux/in6.h>
  11 #include <linux/ipv6.h>
  12 #include <net/ndisc.h>
  13 #include <net/ipv6.h>
  14 #include <net/addrconf.h>
  15
  16 #ifdef CONFIG_SYSCTL
  17
  18 static ctl_table ipv6_table[] = {
  19         {
  20                 .ctl_name       = NET_IPV6_ROUTE,
  21                 .procname       = "route",
  22                 .maxlen         = 0,
  23                 .mode           = 0555,
  24                 .child          = ipv6_route_table
  25         },
  26         {
  27                 .ctl_name       = NET_IPV6_ICMP,
  28                 .procname       = "icmp",
  29                 .maxlen         = 0,
  30                 .mode           = 0555,
  31                 .child          = ipv6_icmp_table
  32         },
  33         {
  34                 .ctl_name       = NET_IPV6_BINDV6ONLY,
  35                 .procname       = "bindv6only",
  36                 .data           = &sysctl_ipv6_bindv6only,
  37                 .maxlen         = sizeof(int),
  38                 .mode           = 0644,
  39                 .proc_handler   = &proc_dointvec
  40         },
  41         {
  42                 .ctl_name       = NET_IPV6_IP6FRAG_HIGH_THRESH,
  43                 .procname       = "ip6frag_high_thresh",
  44                 .data           = &sysctl_ip6frag_high_thresh,
  45                 .maxlen         = sizeof(int),
  46                 .mode           = 0644,
  47                 .proc_handler   = &proc_dointvec
  48         },
  49         {
  50                 .ctl_name       = NET_IPV6_IP6FRAG_LOW_THRESH,
  51                 .procname       = "ip6frag_low_thresh",
  52                 .data           = &sysctl_ip6frag_low_thresh,
  53                 .maxlen         = sizeof(int),
  54                 .mode           = 0644,
  55                 .proc_handler   = &proc_dointvec
  56         },
  57         {
  58                 .ctl_name       = NET_IPV6_IP6FRAG_TIME,
  59                 .procname       = "ip6frag_time",
  60                 .data           = &sysctl_ip6frag_time,
  61                 .maxlen         = sizeof(int),
  62                 .mode           = 0644,
  63                 .proc_handler   = &proc_dointvec_jiffies,
  64                 .strategy       = &sysctl_jiffies,
  65         },
  66         {
  67                 .ctl_name       = NET_IPV6_IP6FRAG_SECRET_INTERVAL,
  68                 .procname       = "ip6frag_secret_interval",
  69                 .data           = &sysctl_ip6frag_secret_interval,
  70                 .maxlen         = sizeof(int),
  71                 .mode           = 0644,
  72                 .proc_handler   = &proc_dointvec_jiffies,
  73                 .strategy       = &sysctl_jiffies
  74         },
  75         {
  76                 .ctl_name       = NET_IPV6_MLD_MAX_MSF,
  77                 .procname       = "mld_max_msf",
  78                 .data           = &sysctl_mld_max_msf,
  79                 .maxlen         = sizeof(int),
  80                 .mode           = 0644,
  81                 .proc_handler   = &proc_dointvec
  82         },
  83         { .ctl_name = 0 }
  84 };
  85
  86 static struct ctl_table_header *ipv6_sysctl_header;
  87
  88 static ctl_table ipv6_net_table[] = {
  89         {
  90                 .ctl_name       = NET_IPV6,
  91                 .procname       = "ipv6",
  92                 .mode           = 0555,
  93                 .child          = ipv6_table
  94         },
  95         { .ctl_name = 0 }
  96 };
  97
  98 static ctl_table ipv6_root_table[] = {
  99         {
 100                 .ctl_name       = CTL_NET,
 101                 .procname       = "net",
 102                 .mode           = 0555,
 103                 .child          = ipv6_net_table
 104         },
 105         { .ctl_name = 0 }
 106 };
 107
 108 void ipv6_sysctl_register(void)
 109 {
 110         ipv6_sysctl_header = register_sysctl_table(ipv6_root_table, 0);
 111 }
 112
 113 void ipv6_sysctl_unregister(void)
 114 {
 115         unregister_sysctl_table(ipv6_sysctl_header);
 116 }
 117
 118 #endif /* CONFIG_SYSCTL */
 119
 120
 121