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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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/netrom.h>
14
15/*
16 * Values taken from NET/ROM documentation.
17 */
18static int min_quality[] = {0}, max_quality[] = {255};
19static int min_obs[] = {0}, max_obs[] = {255};
20static int min_ttl[] = {0}, max_ttl[] = {255};
21static int min_t1[] = {5 * HZ};
22static int max_t1[] = {600 * HZ};
23static int min_n2[] = {2}, max_n2[] = {127};
24static int min_t2[] = {1 * HZ};
25static int max_t2[] = {60 * HZ};
26static int min_t4[] = {1 * HZ};
27static int max_t4[] = {1000 * HZ};
28static int min_window[] = {1}, max_window[] = {127};
29static int min_idle[] = {0 * HZ};
30static int max_idle[] = {65535 * HZ};
31static int min_route[] = {0}, max_route[] = {1};
32static int min_fails[] = {1}, max_fails[] = {10};
Ralf Baechlee21ce8c2005-09-12 14:27:37 -070033static int min_reset[] = {0}, max_reset[] = {1};
Linus Torvalds1da177e2005-04-16 15:20:36 -070034
35static struct ctl_table_header *nr_table_header;
36
37static ctl_table nr_table[] = {
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090038 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070039 .procname = "default_path_quality",
40 .data = &sysctl_netrom_default_path_quality,
41 .maxlen = sizeof(int),
42 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080043 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -070044 .extra1 = &min_quality,
45 .extra2 = &max_quality
46 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090047 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070048 .procname = "obsolescence_count_initialiser",
49 .data = &sysctl_netrom_obsolescence_count_initialiser,
50 .maxlen = sizeof(int),
51 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080052 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -070053 .extra1 = &min_obs,
54 .extra2 = &max_obs
55 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090056 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070057 .procname = "network_ttl_initialiser",
58 .data = &sysctl_netrom_network_ttl_initialiser,
59 .maxlen = sizeof(int),
60 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080061 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -070062 .extra1 = &min_ttl,
63 .extra2 = &max_ttl
64 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090065 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070066 .procname = "transport_timeout",
67 .data = &sysctl_netrom_transport_timeout,
68 .maxlen = sizeof(int),
69 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080070 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -070071 .extra1 = &min_t1,
72 .extra2 = &max_t1
73 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090074 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070075 .procname = "transport_maximum_tries",
76 .data = &sysctl_netrom_transport_maximum_tries,
77 .maxlen = sizeof(int),
78 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080079 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -070080 .extra1 = &min_n2,
81 .extra2 = &max_n2
82 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090083 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070084 .procname = "transport_acknowledge_delay",
85 .data = &sysctl_netrom_transport_acknowledge_delay,
86 .maxlen = sizeof(int),
87 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080088 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -070089 .extra1 = &min_t2,
90 .extra2 = &max_t2
91 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090092 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070093 .procname = "transport_busy_delay",
94 .data = &sysctl_netrom_transport_busy_delay,
95 .maxlen = sizeof(int),
96 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080097 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -070098 .extra1 = &min_t4,
99 .extra2 = &max_t4
100 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900101 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700102 .procname = "transport_requested_window_size",
103 .data = &sysctl_netrom_transport_requested_window_size,
104 .maxlen = sizeof(int),
105 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800106 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700107 .extra1 = &min_window,
108 .extra2 = &max_window
109 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900110 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700111 .procname = "transport_no_activity_timeout",
112 .data = &sysctl_netrom_transport_no_activity_timeout,
113 .maxlen = sizeof(int),
114 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800115 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700116 .extra1 = &min_idle,
117 .extra2 = &max_idle
118 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900119 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120 .procname = "routing_control",
121 .data = &sysctl_netrom_routing_control,
122 .maxlen = sizeof(int),
123 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800124 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700125 .extra1 = &min_route,
126 .extra2 = &max_route
127 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900128 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700129 .procname = "link_fails_count",
130 .data = &sysctl_netrom_link_fails_count,
131 .maxlen = sizeof(int),
132 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800133 .proc_handler = proc_dointvec_minmax,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700134 .extra1 = &min_fails,
135 .extra2 = &max_fails
136 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900137 {
Ralf Baechlee21ce8c2005-09-12 14:27:37 -0700138 .procname = "reset",
139 .data = &sysctl_netrom_reset_circuit,
140 .maxlen = sizeof(int),
141 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800142 .proc_handler = proc_dointvec_minmax,
Ralf Baechlee21ce8c2005-09-12 14:27:37 -0700143 .extra1 = &min_reset,
144 .extra2 = &max_reset
145 },
Eric W. Biedermanf8572d82009-11-05 13:32:03 -0800146 { }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700147};
148
Linus Torvalds1da177e2005-04-16 15:20:36 -0700149void __init nr_register_sysctl(void)
150{
Eric W. Biedermanec8f23c2012-04-19 13:44:49 +0000151 nr_table_header = register_net_sysctl(&init_net, "net/netrom", nr_table);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152}
153
154void nr_unregister_sysctl(void)
155{
Eric W. Biederman5dd3df12012-04-19 13:24:33 +0000156 unregister_net_sysctl_table(nr_table_header);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157}