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 ctl_table rose_table[] = {
  28         {
  29                 .ctl_name       = NET_ROSE_RESTART_REQUEST_TIMEOUT,
  30                 .procname       = "restart_request_timeout",
  31                 .data           = &sysctl_rose_restart_request_timeout,
  32                 .maxlen         = sizeof(int),
  33                 .mode           = 0644,
  34                 .proc_handler   = &proc_dointvec_minmax,
  35                 .strategy       = &sysctl_intvec,
  36                 .extra1         = &min_timer,
  37                 .extra2         = &max_timer
  38         },
  39         {
  40                 .ctl_name       = NET_ROSE_CALL_REQUEST_TIMEOUT,
  41                 .procname       = "call_request_timeout",
  42                 .data           = &sysctl_rose_call_request_timeout,
  43                 .maxlen         = sizeof(int),
  44                 .mode           = 0644,
  45                 .proc_handler   = &proc_dointvec_minmax,
  46                 .strategy       = &sysctl_intvec,
  47                 .extra1         = &min_timer,
  48                 .extra2         = &max_timer
  49         },
  50         {
  51                 .ctl_name       = NET_ROSE_RESET_REQUEST_TIMEOUT,
  52                 .procname       = "reset_request_timeout",
  53                 .data           = &sysctl_rose_reset_request_timeout,
  54                 .maxlen         = sizeof(int),
  55                 .mode           = 0644,
  56                 .proc_handler   = &proc_dointvec_minmax,
  57                 .strategy       = &sysctl_intvec,
  58                 .extra1         = &min_timer,
  59                 .extra2         = &max_timer
  60         },
  61         {
  62                 .ctl_name       = NET_ROSE_CLEAR_REQUEST_TIMEOUT,
  63                 .procname       = "clear_request_timeout",
  64                 .data           = &sysctl_rose_clear_request_timeout,
  65                 .maxlen         = sizeof(int),
  66                 .mode           = 0644,
  67                 .proc_handler   = &proc_dointvec_minmax,
  68                 .strategy       = &sysctl_intvec,
  69                 .extra1         = &min_timer,
  70                 .extra2         = &max_timer
  71         },
  72         {
  73                 .ctl_name       = NET_ROSE_NO_ACTIVITY_TIMEOUT,
  74                 .procname       = "no_activity_timeout",
  75                 .data           = &sysctl_rose_no_activity_timeout,
  76                 .maxlen         = sizeof(int),
  77                 .mode           = 0644,
  78                 .proc_handler   = &proc_dointvec_minmax,
  79                 .strategy       = &sysctl_intvec,
  80                 .extra1         = &min_idle,
  81                 .extra2         = &max_idle
  82         },
  83         {
  84                 .ctl_name       = NET_ROSE_ACK_HOLD_BACK_TIMEOUT,
  85                 .procname       = "acknowledge_hold_back_timeout",
  86                 .data           = &sysctl_rose_ack_hold_back_timeout,
  87                 .maxlen         = sizeof(int),
  88                 .mode           = 0644,
  89                 .proc_handler   = &proc_dointvec_minmax,
  90                 .strategy       = &sysctl_intvec,
  91                 .extra1         = &min_timer,
  92                 .extra2         = &max_timer
  93         },
  94         {
  95                 .ctl_name       = NET_ROSE_ROUTING_CONTROL,
  96                 .procname       = "routing_control",
  97                 .data           = &sysctl_rose_routing_control,
  98                 .maxlen         = sizeof(int),
  99                 .mode           = 0644,
 100                 .proc_handler   = &proc_dointvec_minmax,
 101                 .strategy       = &sysctl_intvec,
 102                 .extra1         = &min_route,
 103                 .extra2         = &max_route
 104         },
 105         {
 106                 .ctl_name       = NET_ROSE_LINK_FAIL_TIMEOUT,
 107                 .procname       = "link_fail_timeout",
 108                 .data           = &sysctl_rose_link_fail_timeout,
 109                 .maxlen         = sizeof(int),
 110                 .mode           = 0644,
 111                 .proc_handler   = &proc_dointvec_minmax,
 112                 .strategy       = &sysctl_intvec,
 113                 .extra1         = &min_ftimer,
 114                 .extra2         = &max_ftimer
 115         },
 116         {
 117                 .ctl_name       = NET_ROSE_MAX_VCS,
 118                 .procname       = "maximum_virtual_circuits",
 119                 .data           = &sysctl_rose_maximum_vcs,
 120                 .maxlen         = sizeof(int),
 121                 .mode           = 0644,
 122                 .proc_handler   = &proc_dointvec_minmax,
 123                 .strategy       = &sysctl_intvec,
 124                 .extra1         = &min_maxvcs,
 125                 .extra2         = &max_maxvcs
 126         },
 127         {
 128                 .ctl_name       = NET_ROSE_WINDOW_SIZE,
 129                 .procname       = "window_size",
 130                 .data           = &sysctl_rose_window_size,
 131                 .maxlen         = sizeof(int),
 132                 .mode           = 0644,
 133                 .proc_handler   = &proc_dointvec_minmax,
 134                 .strategy       = &sysctl_intvec,
 135                 .extra1         = &min_window,
 136                 .extra2         = &max_window
 137         },
 138         { .ctl_name = 0 }
 139 };
 140
 141 static ctl_table rose_dir_table[] = {
 142         {
 143                 .ctl_name       = NET_ROSE,
 144                 .procname       = "rose",
 145                 .mode           = 0555,
 146                 .child          = rose_table
 147         },
 148         { .ctl_name = 0 }
 149 };
 150
 151 static ctl_table rose_root_table[] = {
 152         {
 153                 .ctl_name       = CTL_NET,
 154                 .procname       = "net",
 155                 .mode           = 0555,
 156                 .child          = rose_dir_table
 157         },
 158         { .ctl_name = 0 }
 159 };
 160
 161 void __init rose_register_sysctl(void)
 162 {
 163         rose_table_header = register_sysctl_table(rose_root_table, 1);
 164 }
 165
 166 void rose_unregister_sysctl(void)
 167 {
 168         unregister_sysctl_table(rose_table_header);
 169 }