net/appletalk/sysctl_net_atalk.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * sysctl_net_atalk.c: sysctl interface to net AppleTalk subsystem.
   4  *
   5  * Begun April 1, 1996, Mike Shaver.
   6  * Added /proc/sys/net/atalk directory entry (empty =) ). [MS]
   7  * Dynamic registration, added aarp entries. (5/30/97 Chris Horn)
   8  */
   9
  10 #include <linux/sysctl.h>
  11 #include <net/sock.h>
  12 #include <linux/atalk.h>
  13
  14 static struct ctl_table atalk_table[] = {
  15         {
  16                 .procname       = "aarp-expiry-time",
  17                 .data           = &sysctl_aarp_expiry_time,
  18                 .maxlen         = sizeof(int),
  19                 .mode           = 0644,
  20                 .proc_handler   = proc_dointvec_jiffies,
  21         },
  22         {
  23                 .procname       = "aarp-tick-time",
  24                 .data           = &sysctl_aarp_tick_time,
  25                 .maxlen         = sizeof(int),
  26                 .mode           = 0644,
  27                 .proc_handler   = proc_dointvec_jiffies,
  28         },
  29         {
  30                 .procname       = "aarp-retransmit-limit",
  31                 .data           = &sysctl_aarp_retransmit_limit,
  32                 .maxlen         = sizeof(int),
  33                 .mode           = 0644,
  34                 .proc_handler   = proc_dointvec,
  35         },
  36         {
  37                 .procname       = "aarp-resolve-time",
  38                 .data           = &sysctl_aarp_resolve_time,
  39                 .maxlen         = sizeof(int),
  40                 .mode           = 0644,
  41                 .proc_handler   = proc_dointvec_jiffies,
  42         },
  43         { },
  44 };
  45
  46 static struct ctl_table_header *atalk_table_header;
  47
  48 int __init atalk_register_sysctl(void)
  49 {
  50         atalk_table_header = register_net_sysctl(&init_net, "net/appletalk", atalk_table);
  51         if (!atalk_table_header)
  52                 return -ENOMEM;
  53         return 0;
  54 }
  55
  56 void atalk_unregister_sysctl(void)
  57 {
  58         unregister_net_sysctl_table(atalk_table_header);
  59 }