net/rose/sysctl_net_rose.c

   1 /*
   2  * This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License as published by
   4  * the Free Software Foundation; either version 2 of the License, or
   5  * (at your option) any later version.
   6  *
   7  * Copyright (C) 1996 Mike Shaver (shaver@zeroknowledge.com)
   8  */
   9 #include <linux/mm.h>
  10 #include <linux/sysctl.h>
  11 #include <linux/init.h>
  12 #include <net/ax25.h>
  13 #include <net/rose.h>
  14
  15 static int min_timer[]  = {1 * HZ};
  16 static int max_timer[]  = {300 * HZ};
  17 static int min_idle[]   = {0 * HZ};
  18 static int max_idle[]   = {65535 * HZ};
  19 static int min_route[1],       max_route[] = {1};
  20 static int min_ftimer[] = {60 * HZ};
  21 static int max_ftimer[] = {600 * HZ};
  22 static int min_maxvcs[] = {1}, max_maxvcs[] = {254};
  23 static int min_window[] = {1}, max_window[] = {7};
  24
  25 static struct ctl_table_header *rose_table_header;
  26
  27 static struct ctl_table rose_table[] = {
  28         {
  29                 .procname       = "restart_request_timeout",
  30                 .data           = &sysctl_rose_restart_request_timeout,
  31                 .maxlen         = sizeof(int),
  32                 .mode           = 0644,
  33                 .proc_handler   = proc_dointvec_minmax,
  34                 .extra1         = &min_timer,
  35                 .extra2         = &max_timer
  36         },
  37         {
  38                 .procname       = "call_request_timeout",
  39                 .data           = &sysctl_rose_call_request_timeout,
  40                 .maxlen         = sizeof(int),
  41                 .mode           = 0644,
  42                 .proc_handler   = proc_dointvec_minmax,
  43                 .extra1         = &min_timer,
  44                 .extra2         = &max_timer
  45         },
  46         {
  47                 .procname       = "reset_request_timeout",
  48                 .data           = &sysctl_rose_reset_request_timeout,
  49                 .maxlen         = sizeof(int),
  50                 .mode           = 0644,
  51                 .proc_handler   = proc_dointvec_minmax,
  52                 .extra1         = &min_timer,
  53                 .extra2         = &max_timer
  54         },
  55         {
  56                 .procname       = "clear_request_timeout",
  57                 .data           = &sysctl_rose_clear_request_timeout,
  58                 .maxlen         = sizeof(int),
  59                 .mode           = 0644,
  60                 .proc_handler   = proc_dointvec_minmax,
  61                 .extra1         = &min_timer,
  62                 .extra2         = &max_timer
  63         },
  64         {
  65                 .procname       = "no_activity_timeout",
  66                 .data           = &sysctl_rose_no_activity_timeout,
  67                 .maxlen         = sizeof(int),
  68                 .mode           = 0644,
  69                 .proc_handler   = proc_dointvec_minmax,
  70                 .extra1         = &min_idle,
  71                 .extra2         = &max_idle
  72         },
  73         {
  74                 .procname       = "acknowledge_hold_back_timeout",
  75                 .data           = &sysctl_rose_ack_hold_back_timeout,
  76                 .maxlen         = sizeof(int),
  77                 .mode           = 0644,
  78                 .proc_handler   = proc_dointvec_minmax,
  79                 .extra1         = &min_timer,
  80                 .extra2         = &max_timer
  81         },
  82         {
  83                 .procname       = "routing_control",
  84                 .data           = &sysctl_rose_routing_control,
  85                 .maxlen         = sizeof(int),
  86                 .mode           = 0644,
  87                 .proc_handler   = proc_dointvec_minmax,
  88                 .extra1         = &min_route,
  89                 .extra2         = &max_route
  90         },
  91         {
  92                 .procname       = "link_fail_timeout",
  93                 .data           = &sysctl_rose_link_fail_timeout,
  94                 .maxlen         = sizeof(int),
  95                 .mode           = 0644,
  96                 .proc_handler   = proc_dointvec_minmax,
  97                 .extra1         = &min_ftimer,
  98                 .extra2         = &max_ftimer
  99         },
 100         {
 101                 .procname       = "maximum_virtual_circuits",
 102                 .data           = &sysctl_rose_maximum_vcs,
 103                 .maxlen         = sizeof(int),
 104                 .mode           = 0644,
 105                 .proc_handler   = proc_dointvec_minmax,
 106                 .extra1         = &min_maxvcs,
 107                 .extra2         = &max_maxvcs
 108         },
 109         {
 110                 .procname       = "window_size",
 111                 .data           = &sysctl_rose_window_size,
 112                 .maxlen         = sizeof(int),
 113                 .mode           = 0644,
 114                 .proc_handler   = proc_dointvec_minmax,
 115                 .extra1         = &min_window,
 116                 .extra2         = &max_window
 117         },
 118         { }
 119 };
 120
 121 void __init rose_register_sysctl(void)
 122 {
 123         rose_table_header = register_net_sysctl(&init_net, "net/rose", rose_table);
 124 }
 125
 126 void rose_unregister_sysctl(void)
 127 {
 128         unregister_net_sysctl_table(rose_table_header);
 129 }