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 #include <net/inet_frag.h>
  16
  17 #ifdef CONFIG_SYSCTL
  18
  19 static ctl_table ipv6_table[] = {
  20         {
  21                 .ctl_name       = NET_IPV6_ROUTE,
  22                 .procname       = "route",
  23                 .maxlen         = 0,
  24                 .mode           = 0555,
  25                 .child          = ipv6_route_table
  26         },
  27         {
  28                 .ctl_name       = NET_IPV6_ICMP,
  29                 .procname       = "icmp",
  30                 .maxlen         = 0,
  31                 .mode           = 0555,
  32                 .child          = ipv6_icmp_table
  33         },
  34         {
  35                 .ctl_name       = NET_IPV6_BINDV6ONLY,
  36                 .procname       = "bindv6only",
  37                 .data           = &sysctl_ipv6_bindv6only,
  38                 .maxlen         = sizeof(int),
  39                 .mode           = 0644,
  40                 .proc_handler   = &proc_dointvec
  41         },
  42         {
  43                 .ctl_name       = NET_IPV6_IP6FRAG_HIGH_THRESH,
  44                 .procname       = "ip6frag_high_thresh",
  45                 .data           = &ip6_frags_ctl.high_thresh,
  46                 .maxlen         = sizeof(int),
  47                 .mode           = 0644,
  48                 .proc_handler   = &proc_dointvec
  49         },
  50         {
  51                 .ctl_name       = NET_IPV6_IP6FRAG_LOW_THRESH,
  52                 .procname       = "ip6frag_low_thresh",
  53                 .data           = &ip6_frags_ctl.low_thresh,
  54                 .maxlen         = sizeof(int),
  55                 .mode           = 0644,
  56                 .proc_handler   = &proc_dointvec
  57         },
  58         {
  59                 .ctl_name       = NET_IPV6_IP6FRAG_TIME,
  60                 .procname       = "ip6frag_time",
  61                 .data           = &ip6_frags_ctl.timeout,
  62                 .maxlen         = sizeof(int),
  63                 .mode           = 0644,
  64                 .proc_handler   = &proc_dointvec_jiffies,
  65                 .strategy       = &sysctl_jiffies,
  66         },
  67         {
  68                 .ctl_name       = NET_IPV6_IP6FRAG_SECRET_INTERVAL,
  69                 .procname       = "ip6frag_secret_interval",
  70                 .data           = &ip6_frags_ctl.secret_interval,
  71                 .maxlen         = sizeof(int),
  72                 .mode           = 0644,
  73                 .proc_handler   = &proc_dointvec_jiffies,
  74                 .strategy       = &sysctl_jiffies
  75         },
  76         {
  77                 .ctl_name       = NET_IPV6_MLD_MAX_MSF,
  78                 .procname       = "mld_max_msf",
  79                 .data           = &sysctl_mld_max_msf,
  80                 .maxlen         = sizeof(int),
  81                 .mode           = 0644,
  82                 .proc_handler   = &proc_dointvec
  83         },
  84         { .ctl_name = 0 }
  85 };
  86
  87 static struct ctl_table_header *ipv6_sysctl_header;
  88
  89 static ctl_table ipv6_net_table[] = {
  90         {
  91                 .ctl_name       = NET_IPV6,
  92                 .procname       = "ipv6",
  93                 .mode           = 0555,
  94                 .child          = ipv6_table
  95         },
  96         { .ctl_name = 0 }
  97 };
  98
  99 static ctl_table ipv6_root_table[] = {
 100         {
 101                 .ctl_name       = CTL_NET,
 102                 .procname       = "net",
 103                 .mode           = 0555,
 104                 .child          = ipv6_net_table
 105         },
 106         { .ctl_name = 0 }
 107 };
 108
 109 void ipv6_sysctl_register(void)
 110 {
 111         ipv6_sysctl_header = register_sysctl_table(ipv6_root_table);
 112 }
 113
 114 void ipv6_sysctl_unregister(void)
 115 {
 116         unregister_sysctl_table(ipv6_sysctl_header);
 117 }
 118
 119 #endif /* CONFIG_SYSCTL */
 120
 121
 122