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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 .ctl_name = NET_NETROM_DEFAULT_PATH_QUALITY,
40 .procname = "default_path_quality",
41 .data = &sysctl_netrom_default_path_quality,
42 .maxlen = sizeof(int),
43 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080044 .proc_handler = proc_dointvec_minmax,
45 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -070046 .extra1 = &min_quality,
47 .extra2 = &max_quality
48 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090049 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070050 .ctl_name = NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER,
51 .procname = "obsolescence_count_initialiser",
52 .data = &sysctl_netrom_obsolescence_count_initialiser,
53 .maxlen = sizeof(int),
54 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080055 .proc_handler = proc_dointvec_minmax,
56 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -070057 .extra1 = &min_obs,
58 .extra2 = &max_obs
59 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090060 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070061 .ctl_name = NET_NETROM_NETWORK_TTL_INITIALISER,
62 .procname = "network_ttl_initialiser",
63 .data = &sysctl_netrom_network_ttl_initialiser,
64 .maxlen = sizeof(int),
65 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080066 .proc_handler = proc_dointvec_minmax,
67 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -070068 .extra1 = &min_ttl,
69 .extra2 = &max_ttl
70 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090071 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070072 .ctl_name = NET_NETROM_TRANSPORT_TIMEOUT,
73 .procname = "transport_timeout",
74 .data = &sysctl_netrom_transport_timeout,
75 .maxlen = sizeof(int),
76 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080077 .proc_handler = proc_dointvec_minmax,
78 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -070079 .extra1 = &min_t1,
80 .extra2 = &max_t1
81 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090082 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070083 .ctl_name = NET_NETROM_TRANSPORT_MAXIMUM_TRIES,
84 .procname = "transport_maximum_tries",
85 .data = &sysctl_netrom_transport_maximum_tries,
86 .maxlen = sizeof(int),
87 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080088 .proc_handler = proc_dointvec_minmax,
89 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -070090 .extra1 = &min_n2,
91 .extra2 = &max_n2
92 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +090093 {
Linus Torvalds1da177e2005-04-16 15:20:36 -070094 .ctl_name = NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY,
95 .procname = "transport_acknowledge_delay",
96 .data = &sysctl_netrom_transport_acknowledge_delay,
97 .maxlen = sizeof(int),
98 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -080099 .proc_handler = proc_dointvec_minmax,
100 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700101 .extra1 = &min_t2,
102 .extra2 = &max_t2
103 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900104 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105 .ctl_name = NET_NETROM_TRANSPORT_BUSY_DELAY,
106 .procname = "transport_busy_delay",
107 .data = &sysctl_netrom_transport_busy_delay,
108 .maxlen = sizeof(int),
109 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800110 .proc_handler = proc_dointvec_minmax,
111 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700112 .extra1 = &min_t4,
113 .extra2 = &max_t4
114 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900115 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700116 .ctl_name = NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE,
117 .procname = "transport_requested_window_size",
118 .data = &sysctl_netrom_transport_requested_window_size,
119 .maxlen = sizeof(int),
120 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800121 .proc_handler = proc_dointvec_minmax,
122 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700123 .extra1 = &min_window,
124 .extra2 = &max_window
125 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900126 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127 .ctl_name = NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT,
128 .procname = "transport_no_activity_timeout",
129 .data = &sysctl_netrom_transport_no_activity_timeout,
130 .maxlen = sizeof(int),
131 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800132 .proc_handler = proc_dointvec_minmax,
133 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700134 .extra1 = &min_idle,
135 .extra2 = &max_idle
136 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900137 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700138 .ctl_name = NET_NETROM_ROUTING_CONTROL,
139 .procname = "routing_control",
140 .data = &sysctl_netrom_routing_control,
141 .maxlen = sizeof(int),
142 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800143 .proc_handler = proc_dointvec_minmax,
144 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700145 .extra1 = &min_route,
146 .extra2 = &max_route
147 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900148 {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700149 .ctl_name = NET_NETROM_LINK_FAILS_COUNT,
150 .procname = "link_fails_count",
151 .data = &sysctl_netrom_link_fails_count,
152 .maxlen = sizeof(int),
153 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800154 .proc_handler = proc_dointvec_minmax,
155 .strategy = sysctl_intvec,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156 .extra1 = &min_fails,
157 .extra2 = &max_fails
158 },
YOSHIFUJI Hideaki5f8f59d2007-02-09 23:25:09 +0900159 {
Ralf Baechlee21ce8c2005-09-12 14:27:37 -0700160 .ctl_name = NET_NETROM_RESET,
161 .procname = "reset",
162 .data = &sysctl_netrom_reset_circuit,
163 .maxlen = sizeof(int),
164 .mode = 0644,
Alexey Dobriyan6d9f2392008-11-03 18:21:05 -0800165 .proc_handler = proc_dointvec_minmax,
166 .strategy = sysctl_intvec,
Ralf Baechlee21ce8c2005-09-12 14:27:37 -0700167 .extra1 = &min_reset,
168 .extra2 = &max_reset
169 },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700170 { .ctl_name = 0 }
171};
172
Pavel Emelyanovb5ccd792008-01-09 00:30:05 -0800173static struct ctl_path nr_path[] = {
174 { .procname = "net", .ctl_name = CTL_NET, },
175 { .procname = "netrom", .ctl_name = NET_NETROM, },
176 { }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700177};
178
179void __init nr_register_sysctl(void)
180{
Pavel Emelyanovb5ccd792008-01-09 00:30:05 -0800181 nr_table_header = register_sysctl_paths(nr_path, nr_table);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700182}
183
184void nr_unregister_sysctl(void)
185{
186 unregister_sysctl_table(nr_table_header);
187}