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/config.h>
  11 #include <linux/in6.h>
  12 #include <linux/ipv6.h>
  13 #include <net/ndisc.h>
  14 #include <net/ipv6.h>
  15 #include <net/addrconf.h>
  16
  17 extern ctl_table ipv6_route_table[];
  18 extern ctl_table ipv6_icmp_table[];
  19
  20 #ifdef CONFIG_SYSCTL
  21
  22 static ctl_table ipv6_table[] = {
  23         {
  24                 .ctl_name       = NET_IPV6_ROUTE,
  25                 .procname       = "route",
  26                 .maxlen         = 0,
  27                 .mode           = 0555,
  28                 .child          = ipv6_route_table
  29         },
  30         {
  31                 .ctl_name       = NET_IPV6_ICMP,
  32                 .procname       = "icmp",
  33                 .maxlen         = 0,
  34                 .mode           = 0555,
  35                 .child          = ipv6_icmp_table
  36         },
  37         {
  38                 .ctl_name       = NET_IPV6_BINDV6ONLY,
  39                 .procname       = "bindv6only",
  40                 .data           = &sysctl_ipv6_bindv6only,
  41                 .maxlen         = sizeof(int),
  42                 .mode           = 0644,
  43                 .proc_handler   = &proc_dointvec
  44         },
  45         {
  46                 .ctl_name       = NET_IPV6_IP6FRAG_HIGH_THRESH,
  47                 .procname       = "ip6frag_high_thresh",
  48                 .data           = &sysctl_ip6frag_high_thresh,
  49                 .maxlen         = sizeof(int),
  50                 .mode           = 0644,
  51                 .proc_handler   = &proc_dointvec
  52         },
  53         {
  54                 .ctl_name       = NET_IPV6_IP6FRAG_LOW_THRESH,
  55                 .procname       = "ip6frag_low_thresh",
  56                 .data           = &sysctl_ip6frag_low_thresh,
  57                 .maxlen         = sizeof(int),
  58                 .mode           = 0644,
  59                 .proc_handler   = &proc_dointvec
  60         },
  61         {
  62                 .ctl_name       = NET_IPV6_IP6FRAG_TIME,
  63                 .procname       = "ip6frag_time",
  64                 .data           = &sysctl_ip6frag_time,
  65                 .maxlen         = sizeof(int),
  66                 .mode           = 0644,
  67                 .proc_handler   = &proc_dointvec_jiffies,
  68                 .strategy       = &sysctl_jiffies,
  69         },
  70         {
  71                 .ctl_name       = NET_IPV6_IP6FRAG_SECRET_INTERVAL,
  72                 .procname       = "ip6frag_secret_interval",
  73                 .data           = &sysctl_ip6frag_secret_interval,
  74                 .maxlen         = sizeof(int),
  75                 .mode           = 0644,
  76                 .proc_handler   = &proc_dointvec_jiffies,
  77                 .strategy       = &sysctl_jiffies
  78         },
  79         {
  80                 .ctl_name       = NET_IPV6_MLD_MAX_MSF,
  81                 .procname       = "mld_max_msf",
  82                 .data           = &sysctl_mld_max_msf,
  83                 .maxlen         = sizeof(int),
  84                 .mode           = 0644,
  85                 .proc_handler   = &proc_dointvec
  86         },
  87         { .ctl_name = 0 }
  88 };
  89
  90 static struct ctl_table_header *ipv6_sysctl_header;
  91
  92 static ctl_table ipv6_net_table[] = {
  93         {
  94                 .ctl_name       = NET_IPV6,
  95                 .procname       = "ipv6",
  96                 .mode           = 0555,
  97                 .child          = ipv6_table
  98         },
  99         { .ctl_name = 0 }
 100 };
 101
 102 static ctl_table ipv6_root_table[] = {
 103         {
 104                 .ctl_name       = CTL_NET,
 105                 .procname       = "net",
 106                 .mode           = 0555,
 107                 .child          = ipv6_net_table
 108         },
 109         { .ctl_name = 0 }
 110 };
 111
 112 void ipv6_sysctl_register(void)
 113 {
 114         ipv6_sysctl_header = register_sysctl_table(ipv6_root_table, 0);
 115 }
 116
 117 void ipv6_sysctl_unregister(void)
 118 {
 119         unregister_sysctl_table(ipv6_sysctl_header);
 120 }
 121
 122 #endif /* CONFIG_SYSCTL */
 123
 124
 125