LXR linux/net/x25/sysctl_net

   1// SPDX-License-Identifier: GPL-2.0
   2/* -*- linux-c -*-
   3 * sysctl_net_x25.c: sysctl interface to net X.25 subsystem.
   4 *
   5 * Begun April 1, 1996, Mike Shaver.
   6 * Added /proc/sys/net/x25 directory entry (empty =) ). [MS]
   7 */
   8
   9#include <linux/sysctl.h>
  10#include <linux/skbuff.h>
  11#include <linux/socket.h>
  12#include <linux/netdevice.h>
  13#include <linux/init.h>
  14#include <net/x25.h>
  15
  16static int min_timer[] = {   1 * HZ };
  17static int max_timer[] = { 300 * HZ };
  18
  19static struct ctl_table_header *x25_table_header;
  20
  21static struct ctl_table x25_table[] = {
  22        {
  23                .procname =     "restart_request_timeout",
  24                .data =         &sysctl_x25_restart_request_timeout,
  25                .maxlen =       sizeof(int),
  26                .mode =         0644,
  27                .proc_handler = proc_dointvec_minmax,
  28                .extra1 =       &min_timer,
  29                .extra2 =       &max_timer,
  30        },
  31        {
  32                .procname =     "call_request_timeout",
  33                .data =         &sysctl_x25_call_request_timeout,
  34                .maxlen =       sizeof(int),
  35                .mode =         0644,
  36                .proc_handler = proc_dointvec_minmax,
  37                .extra1 =       &min_timer,
  38                .extra2 =       &max_timer,
  39        },
  40        {
  41                .procname =     "reset_request_timeout",
  42                .data =         &sysctl_x25_reset_request_timeout,
  43                .maxlen =       sizeof(int),
  44                .mode =         0644,
  45                .proc_handler = proc_dointvec_minmax,
  46                .extra1 =       &min_timer,
  47                .extra2 =       &max_timer,
  48        },
  49        {
  50                .procname =     "clear_request_timeout",
  51                .data =         &sysctl_x25_clear_request_timeout,
  52                .maxlen =       sizeof(int),
  53                .mode =         0644,
  54                .proc_handler = proc_dointvec_minmax,
  55                .extra1 =       &min_timer,
  56                .extra2 =       &max_timer,
  57        },
  58        {
  59                .procname =     "acknowledgement_hold_back_timeout",
  60                .data =         &sysctl_x25_ack_holdback_timeout,
  61                .maxlen =       sizeof(int),
  62                .mode =         0644,
  63                .proc_handler = proc_dointvec_minmax,
  64                .extra1 =       &min_timer,
  65                .extra2 =       &max_timer,
  66        },
  67        {
  68                .procname =     "x25_forward",
  69                .data =         &sysctl_x25_forward,
  70                .maxlen =       sizeof(int),
  71                .mode =         0644,
  72                .proc_handler = proc_dointvec,
  73        },
  74        { },
  75};
  76
  77int __init x25_register_sysctl(void)
  78{
  79        x25_table_header = register_net_sysctl(&init_net, "net/x25", x25_table);
  80        if (!x25_table_header)
  81                return -ENOMEM;
  82        return 0;
  83}
  84
  85void x25_unregister_sysctl(void)
  86{
  87        unregister_net_sysctl_table(x25_table_header);
  88}
  89