aboutsummaryrefslogtreecommitdiffstats
path: root/net/netrom/sysctl_net_netrom.c
blob: 34c96c9674dfd838c9061d2a0afde9211ea4bed3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Copyright (C) 1996 Mike Shaver (shaver@zeroknowledge.com)
 */
#include <linux/mm.h>
#include <linux/sysctl.h>
#include <linux/init.h>
#include <net/ax25.h>
#include <net/netrom.h>

/*
 *	Values taken from NET/ROM documentation.
 */
static int min_quality[] = {0}, max_quality[] = {255};
static int min_obs[]     = {0}, max_obs[]     = {255};
static int min_ttl[]     = {0}, max_ttl[]     = {255};
static int min_t1[]      = {5 * HZ};
static int max_t1[]      = {600 * HZ};
static int min_n2[]      = {2}, max_n2[]      = {127};
static int min_t2[]      = {1 * HZ};
static int max_t2[]      = {60 * HZ};
static int min_t4[]      = {1 * HZ};
static int max_t4[]      = {1000 * HZ};
static int min_window[]  = {1}, max_window[]  = {127};
static int min_idle[]    = {0 * HZ};
static int max_idle[]    = {65535 * HZ};
static int min_route[]   = {0}, max_route[]   = {1};
static int min_fails[]   = {1}, max_fails[]   = {10};
static int min_reset[]   = {0}, max_reset[]   = {1};

static struct ctl_table_header *nr_table_header;

static ctl_table nr_table[] = {
	{
		.ctl_name	= NET_NETROM_DEFAULT_PATH_QUALITY,
		.procname	= "default_path_quality",
		.data		= &sysctl_netrom_default_path_quality,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_quality,
		.extra2		= &max_quality
	},
	{
		.ctl_name	= NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER,
		.procname	= "obsolescence_count_initialiser",
		.data		= &sysctl_netrom_obsolescence_count_initialiser,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_obs,
		.extra2		= &max_obs
	},
	{
		.ctl_name	= NET_NETROM_NETWORK_TTL_INITIALISER,
		.procname	= "network_ttl_initialiser",
		.data		= &sysctl_netrom_network_ttl_initialiser,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_ttl,
		.extra2		= &max_ttl
	},
	{
		.ctl_name	= NET_NETROM_TRANSPORT_TIMEOUT,
		.procname	= "transport_timeout",
		.data		= &sysctl_netrom_transport_timeout,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_t1,
		.extra2		= &max_t1
	},
	{
		.ctl_name	= NET_NETROM_TRANSPORT_MAXIMUM_TRIES,
		.procname	= "transport_maximum_tries",
		.data		= &sysctl_netrom_transport_maximum_tries,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_n2,
		.extra2		= &max_n2
	},
	{
		.ctl_name	= NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY,
		.procname	= "transport_acknowledge_delay",
		.data		= &sysctl_netrom_transport_acknowledge_delay,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_t2,
		.extra2		= &max_t2
	},
	{
		.ctl_name	= NET_NETROM_TRANSPORT_BUSY_DELAY,
		.procname	= "transport_busy_delay",
		.data		= &sysctl_netrom_transport_busy_delay,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_t4,
		.extra2		= &max_t4
	},
	{
		.ctl_name	= NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE,
		.procname	= "transport_requested_window_size",
		.data		= &sysctl_netrom_transport_requested_window_size,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_window,
		.extra2		= &max_window
	},
	{
		.ctl_name	= NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT,
		.procname	= "transport_no_activity_timeout",
		.data		= &sysctl_netrom_transport_no_activity_timeout,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_idle,
		.extra2		= &max_idle
	},
	{
		.ctl_name	= NET_NETROM_ROUTING_CONTROL,
		.procname	= "routing_control",
		.data		= &sysctl_netrom_routing_control,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_route,
		.extra2		= &max_route
	},
	{
		.ctl_name	= NET_NETROM_LINK_FAILS_COUNT,
		.procname	= "link_fails_count",
		.data		= &sysctl_netrom_link_fails_count,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_fails,
		.extra2		= &max_fails
	},
	{
		.ctl_name	= NET_NETROM_RESET,
		.procname	= "reset",
		.data		= &sysctl_netrom_reset_circuit,
		.maxlen		= sizeof(int),
		.mode		= 0644,
		.proc_handler	= &proc_dointvec_minmax,
		.strategy	= &sysctl_intvec,
		.extra1		= &min_reset,
		.extra2		= &max_reset
	},
	{ .ctl_name = 0 }
};

static struct ctl_path nr_path[] = {
	{ .procname = "net", .ctl_name = CTL_NET, },
	{ .procname = "netrom", .ctl_name = NET_NETROM, },
	{ }
};

void __init nr_register_sysctl(void)
{
	nr_table_header = register_sysctl_paths(nr_path, nr_table);
}

void nr_unregister_sysctl(void)
{
	unregister_sysctl_table(nr_table_header);
}