[mirror_ubuntu-jammy-kernel.git] / net / tipc / sysctl.c

/*
 * net/tipc/sysctl.c: sysctl interface to TIPC subsystem
 *
 * Copyright (c) 2013, Wind River Systems
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the names of the copyright holders nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * Alternatively, this software may be distributed under the terms of the
 * GNU General Public License ("GPL") version 2 as published by the Free
 * Software Foundation.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include "core.h"
#include "trace.h"
#include "crypto.h"
#include "bcast.h"
#include <linux/sysctl.h>

static struct ctl_table_header *tipc_ctl_hdr;

static struct ctl_table tipc_table[] = {
	{
		.procname	= "tipc_rmem",
		.data		= &sysctl_tipc_rmem,
		.maxlen		= sizeof(sysctl_tipc_rmem),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1         = SYSCTL_ONE,
	},
	{
		.procname	= "named_timeout",
		.data		= &sysctl_tipc_named_timeout,
		.maxlen		= sizeof(sysctl_tipc_named_timeout),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1         = SYSCTL_ZERO,
	},
	{
		.procname       = "sk_filter",
		.data           = &sysctl_tipc_sk_filter,
		.maxlen         = sizeof(sysctl_tipc_sk_filter),
		.mode           = 0644,
		.proc_handler   = proc_doulongvec_minmax,
	},
#ifdef CONFIG_TIPC_CRYPTO
	{
		.procname	= "max_tfms",
		.data		= &sysctl_tipc_max_tfms,
		.maxlen		= sizeof(sysctl_tipc_max_tfms),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1         = SYSCTL_ONE,
	},
	{
		.procname	= "key_exchange_enabled",
		.data		= &sysctl_tipc_key_exchange_enabled,
		.maxlen		= sizeof(sysctl_tipc_key_exchange_enabled),
		.mode		= 0644,
		.proc_handler	= proc_dointvec_minmax,
		.extra1         = SYSCTL_ZERO,
		.extra2         = SYSCTL_ONE,
	},
#endif
	{
		.procname	= "bc_retruni",
		.data		= &sysctl_tipc_bc_retruni,
		.maxlen		= sizeof(sysctl_tipc_bc_retruni),
		.mode		= 0644,
		.proc_handler	= proc_doulongvec_minmax,
	},
	{}
};

int tipc_register_sysctl(void)
{
	tipc_ctl_hdr = register_net_sysctl(&init_net, "net/tipc", tipc_table);
	if (tipc_ctl_hdr == NULL)
		return -ENOMEM;
	return 0;
}

void tipc_unregister_sysctl(void)
{
	unregister_net_sysctl_table(tipc_ctl_hdr);
}
Commit	Line	Data
cc79dd1b YX	1	/*
	2	* net/tipc/sysctl.c: sysctl interface to TIPC subsystem
	3	*
	4	* Copyright (c) 2013, Wind River Systems
	5	* All rights reserved.
	6	*
	7	* Redistribution and use in source and binary forms, with or without
	8	* modification, are permitted provided that the following conditions are met:
	9	*
	10	* 1. Redistributions of source code must retain the above copyright
	11	* notice, this list of conditions and the following disclaimer.
	12	* 2. Redistributions in binary form must reproduce the above copyright
	13	* notice, this list of conditions and the following disclaimer in the
	14	* documentation and/or other materials provided with the distribution.
	15	* 3. Neither the names of the copyright holders nor the names of its
	16	* contributors may be used to endorse or promote products derived from
	17	* this software without specific prior written permission.
	18	*
	19	* Alternatively, this software may be distributed under the terms of the
	20	* GNU General Public License ("GPL") version 2 as published by the Free
	21	* Software Foundation.
	22	*
	23	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
	24	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	25	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	26	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
	27	* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	28	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	29	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	30	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	31	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	32	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	33	* POSSIBILITY OF SUCH DAMAGE.
	34	*/
	35
	36	#include "core.h"
01e661eb	37	#include "trace.h"
fc1b6d6d	38	#include "crypto.h"
a91d55d1	39	#include "bcast.h"
cc79dd1b YX	40	#include <linux/sysctl.h>
	41
	42	static struct ctl_table_header *tipc_ctl_hdr;
	43
	44	static struct ctl_table tipc_table[] = {
	45	{
	46	.procname = "tipc_rmem",
	47	.data = &sysctl_tipc_rmem,
	48	.maxlen = sizeof(sysctl_tipc_rmem),
	49	.mode = 0644,
4bcd4ec1	50	.proc_handler = proc_dointvec_minmax,
eec4844f	51	.extra1 = SYSCTL_ONE,
cc79dd1b	52	},
a5325ae5 EH	53	{
	54	.procname = "named_timeout",
	55	.data = &sysctl_tipc_named_timeout,
	56	.maxlen = sizeof(sysctl_tipc_named_timeout),
	57	.mode = 0644,
4bcd4ec1	58	.proc_handler = proc_dointvec_minmax,
eec4844f	59	.extra1 = SYSCTL_ZERO,
a5325ae5	60	},
01e661eb TL	61	{
	62	.procname = "sk_filter",
	63	.data = &sysctl_tipc_sk_filter,
	64	.maxlen = sizeof(sysctl_tipc_sk_filter),
	65	.mode = 0644,
	66	.proc_handler = proc_doulongvec_minmax,
	67	},
fc1b6d6d TL	68	#ifdef CONFIG_TIPC_CRYPTO
	69	{
	70	.procname = "max_tfms",
	71	.data = &sysctl_tipc_max_tfms,
	72	.maxlen = sizeof(sysctl_tipc_max_tfms),
	73	.mode = 0644,
	74	.proc_handler = proc_dointvec_minmax,
	75	.extra1 = SYSCTL_ONE,
	76	},
1ef6f7c9 TL	77	{
	78	.procname = "key_exchange_enabled",
	79	.data = &sysctl_tipc_key_exchange_enabled,
	80	.maxlen = sizeof(sysctl_tipc_key_exchange_enabled),
	81	.mode = 0644,
	82	.proc_handler = proc_dointvec_minmax,
	83	.extra1 = SYSCTL_ZERO,
	84	.extra2 = SYSCTL_ONE,
	85	},
fc1b6d6d	86	#endif
a91d55d1 TL	87	{
	88	.procname = "bc_retruni",
	89	.data = &sysctl_tipc_bc_retruni,
	90	.maxlen = sizeof(sysctl_tipc_bc_retruni),
	91	.mode = 0644,
	92	.proc_handler = proc_doulongvec_minmax,
	93	},
cc79dd1b YX	94	{}
	95	};
	96
	97	int tipc_register_sysctl(void)
	98	{
	99	tipc_ctl_hdr = register_net_sysctl(&init_net, "net/tipc", tipc_table);
	100	if (tipc_ctl_hdr == NULL)
	101	return -ENOMEM;
	102	return 0;
	103	}
	104
	105	void tipc_unregister_sysctl(void)
	106	{
	107	unregister_net_sysctl_table(tipc_ctl_hdr);
	108	}