1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * net/tipc/sysctl.c: sysctl interface to TIPC subsystem
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Copyright (c) 2013, Wind River Systems
5*4882a593Smuzhiyun * All rights reserved.
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * Redistribution and use in source and binary forms, with or without
8*4882a593Smuzhiyun * modification, are permitted provided that the following conditions are met:
9*4882a593Smuzhiyun *
10*4882a593Smuzhiyun * 1. Redistributions of source code must retain the above copyright
11*4882a593Smuzhiyun * notice, this list of conditions and the following disclaimer.
12*4882a593Smuzhiyun * 2. Redistributions in binary form must reproduce the above copyright
13*4882a593Smuzhiyun * notice, this list of conditions and the following disclaimer in the
14*4882a593Smuzhiyun * documentation and/or other materials provided with the distribution.
15*4882a593Smuzhiyun * 3. Neither the names of the copyright holders nor the names of its
16*4882a593Smuzhiyun * contributors may be used to endorse or promote products derived from
17*4882a593Smuzhiyun * this software without specific prior written permission.
18*4882a593Smuzhiyun *
19*4882a593Smuzhiyun * Alternatively, this software may be distributed under the terms of the
20*4882a593Smuzhiyun * GNU General Public License ("GPL") version 2 as published by the Free
21*4882a593Smuzhiyun * Software Foundation.
22*4882a593Smuzhiyun *
23*4882a593Smuzhiyun * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
24*4882a593Smuzhiyun * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25*4882a593Smuzhiyun * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26*4882a593Smuzhiyun * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
27*4882a593Smuzhiyun * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28*4882a593Smuzhiyun * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29*4882a593Smuzhiyun * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30*4882a593Smuzhiyun * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31*4882a593Smuzhiyun * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32*4882a593Smuzhiyun * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33*4882a593Smuzhiyun * POSSIBILITY OF SUCH DAMAGE.
34*4882a593Smuzhiyun */
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun #include "core.h"
37*4882a593Smuzhiyun #include "trace.h"
38*4882a593Smuzhiyun #include "crypto.h"
39*4882a593Smuzhiyun #include "bcast.h"
40*4882a593Smuzhiyun #include <linux/sysctl.h>
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun static struct ctl_table_header *tipc_ctl_hdr;
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun static struct ctl_table tipc_table[] = {
45*4882a593Smuzhiyun {
46*4882a593Smuzhiyun .procname = "tipc_rmem",
47*4882a593Smuzhiyun .data = &sysctl_tipc_rmem,
48*4882a593Smuzhiyun .maxlen = sizeof(sysctl_tipc_rmem),
49*4882a593Smuzhiyun .mode = 0644,
50*4882a593Smuzhiyun .proc_handler = proc_dointvec_minmax,
51*4882a593Smuzhiyun .extra1 = SYSCTL_ONE,
52*4882a593Smuzhiyun },
53*4882a593Smuzhiyun {
54*4882a593Smuzhiyun .procname = "named_timeout",
55*4882a593Smuzhiyun .data = &sysctl_tipc_named_timeout,
56*4882a593Smuzhiyun .maxlen = sizeof(sysctl_tipc_named_timeout),
57*4882a593Smuzhiyun .mode = 0644,
58*4882a593Smuzhiyun .proc_handler = proc_dointvec_minmax,
59*4882a593Smuzhiyun .extra1 = SYSCTL_ZERO,
60*4882a593Smuzhiyun },
61*4882a593Smuzhiyun {
62*4882a593Smuzhiyun .procname = "sk_filter",
63*4882a593Smuzhiyun .data = &sysctl_tipc_sk_filter,
64*4882a593Smuzhiyun .maxlen = sizeof(sysctl_tipc_sk_filter),
65*4882a593Smuzhiyun .mode = 0644,
66*4882a593Smuzhiyun .proc_handler = proc_doulongvec_minmax,
67*4882a593Smuzhiyun },
68*4882a593Smuzhiyun #ifdef CONFIG_TIPC_CRYPTO
69*4882a593Smuzhiyun {
70*4882a593Smuzhiyun .procname = "max_tfms",
71*4882a593Smuzhiyun .data = &sysctl_tipc_max_tfms,
72*4882a593Smuzhiyun .maxlen = sizeof(sysctl_tipc_max_tfms),
73*4882a593Smuzhiyun .mode = 0644,
74*4882a593Smuzhiyun .proc_handler = proc_dointvec_minmax,
75*4882a593Smuzhiyun .extra1 = SYSCTL_ONE,
76*4882a593Smuzhiyun },
77*4882a593Smuzhiyun {
78*4882a593Smuzhiyun .procname = "key_exchange_enabled",
79*4882a593Smuzhiyun .data = &sysctl_tipc_key_exchange_enabled,
80*4882a593Smuzhiyun .maxlen = sizeof(sysctl_tipc_key_exchange_enabled),
81*4882a593Smuzhiyun .mode = 0644,
82*4882a593Smuzhiyun .proc_handler = proc_dointvec_minmax,
83*4882a593Smuzhiyun .extra1 = SYSCTL_ZERO,
84*4882a593Smuzhiyun .extra2 = SYSCTL_ONE,
85*4882a593Smuzhiyun },
86*4882a593Smuzhiyun #endif
87*4882a593Smuzhiyun {
88*4882a593Smuzhiyun .procname = "bc_retruni",
89*4882a593Smuzhiyun .data = &sysctl_tipc_bc_retruni,
90*4882a593Smuzhiyun .maxlen = sizeof(sysctl_tipc_bc_retruni),
91*4882a593Smuzhiyun .mode = 0644,
92*4882a593Smuzhiyun .proc_handler = proc_doulongvec_minmax,
93*4882a593Smuzhiyun },
94*4882a593Smuzhiyun {}
95*4882a593Smuzhiyun };
96*4882a593Smuzhiyun
tipc_register_sysctl(void)97*4882a593Smuzhiyun int tipc_register_sysctl(void)
98*4882a593Smuzhiyun {
99*4882a593Smuzhiyun tipc_ctl_hdr = register_net_sysctl(&init_net, "net/tipc", tipc_table);
100*4882a593Smuzhiyun if (tipc_ctl_hdr == NULL)
101*4882a593Smuzhiyun return -ENOMEM;
102*4882a593Smuzhiyun return 0;
103*4882a593Smuzhiyun }
104*4882a593Smuzhiyun
tipc_unregister_sysctl(void)105*4882a593Smuzhiyun void tipc_unregister_sysctl(void)
106*4882a593Smuzhiyun {
107*4882a593Smuzhiyun unregister_net_sysctl_table(tipc_ctl_hdr);
108*4882a593Smuzhiyun }
109