cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

sysctl_net_netrom.c (4089B)

      1// SPDX-License-Identifier: GPL-2.0-or-later
      2/*
      3 *
      4 * Copyright (C) 1996 Mike Shaver (shaver@zeroknowledge.com)
      5 */
      6#include <linux/mm.h>
      7#include <linux/sysctl.h>
      8#include <linux/init.h>
      9#include <net/ax25.h>
     10#include <net/netrom.h>
     11
     12/*
     13 *	Values taken from NET/ROM documentation.
     14 */
     15static int min_quality[] = {0}, max_quality[] = {255};
     16static int min_obs[]     = {0}, max_obs[]     = {255};
     17static int min_ttl[]     = {0}, max_ttl[]     = {255};
     18static int min_t1[]      = {5 * HZ};
     19static int max_t1[]      = {600 * HZ};
     20static int min_n2[]      = {2}, max_n2[]      = {127};
     21static int min_t2[]      = {1 * HZ};
     22static int max_t2[]      = {60 * HZ};
     23static int min_t4[]      = {1 * HZ};
     24static int max_t4[]      = {1000 * HZ};
     25static int min_window[]  = {1}, max_window[]  = {127};
     26static int min_idle[]    = {0 * HZ};
     27static int max_idle[]    = {65535 * HZ};
     28static int min_route[]   = {0}, max_route[]   = {1};
     29static int min_fails[]   = {1}, max_fails[]   = {10};
     30static int min_reset[]   = {0}, max_reset[]   = {1};
     31
     32static struct ctl_table_header *nr_table_header;
     33
     34static struct ctl_table nr_table[] = {
     35	{
     36		.procname	= "default_path_quality",
     37		.data		= &sysctl_netrom_default_path_quality,
     38		.maxlen		= sizeof(int),
     39		.mode		= 0644,
     40		.proc_handler	= proc_dointvec_minmax,
     41		.extra1		= &min_quality,
     42		.extra2		= &max_quality
     43	},
     44	{
     45		.procname	= "obsolescence_count_initialiser",
     46		.data		= &sysctl_netrom_obsolescence_count_initialiser,
     47		.maxlen		= sizeof(int),
     48		.mode		= 0644,
     49		.proc_handler	= proc_dointvec_minmax,
     50		.extra1		= &min_obs,
     51		.extra2		= &max_obs
     52	},
     53	{
     54		.procname	= "network_ttl_initialiser",
     55		.data		= &sysctl_netrom_network_ttl_initialiser,
     56		.maxlen		= sizeof(int),
     57		.mode		= 0644,
     58		.proc_handler	= proc_dointvec_minmax,
     59		.extra1		= &min_ttl,
     60		.extra2		= &max_ttl
     61	},
     62	{
     63		.procname	= "transport_timeout",
     64		.data		= &sysctl_netrom_transport_timeout,
     65		.maxlen		= sizeof(int),
     66		.mode		= 0644,
     67		.proc_handler	= proc_dointvec_minmax,
     68		.extra1		= &min_t1,
     69		.extra2		= &max_t1
     70	},
     71	{
     72		.procname	= "transport_maximum_tries",
     73		.data		= &sysctl_netrom_transport_maximum_tries,
     74		.maxlen		= sizeof(int),
     75		.mode		= 0644,
     76		.proc_handler	= proc_dointvec_minmax,
     77		.extra1		= &min_n2,
     78		.extra2		= &max_n2
     79	},
     80	{
     81		.procname	= "transport_acknowledge_delay",
     82		.data		= &sysctl_netrom_transport_acknowledge_delay,
     83		.maxlen		= sizeof(int),
     84		.mode		= 0644,
     85		.proc_handler	= proc_dointvec_minmax,
     86		.extra1		= &min_t2,
     87		.extra2		= &max_t2
     88	},
     89	{
     90		.procname	= "transport_busy_delay",
     91		.data		= &sysctl_netrom_transport_busy_delay,
     92		.maxlen		= sizeof(int),
     93		.mode		= 0644,
     94		.proc_handler	= proc_dointvec_minmax,
     95		.extra1		= &min_t4,
     96		.extra2		= &max_t4
     97	},
     98	{
     99		.procname	= "transport_requested_window_size",
    100		.data		= &sysctl_netrom_transport_requested_window_size,
    101		.maxlen		= sizeof(int),
    102		.mode		= 0644,
    103		.proc_handler	= proc_dointvec_minmax,
    104		.extra1		= &min_window,
    105		.extra2		= &max_window
    106	},
    107	{
    108		.procname	= "transport_no_activity_timeout",
    109		.data		= &sysctl_netrom_transport_no_activity_timeout,
    110		.maxlen		= sizeof(int),
    111		.mode		= 0644,
    112		.proc_handler	= proc_dointvec_minmax,
    113		.extra1		= &min_idle,
    114		.extra2		= &max_idle
    115	},
    116	{
    117		.procname	= "routing_control",
    118		.data		= &sysctl_netrom_routing_control,
    119		.maxlen		= sizeof(int),
    120		.mode		= 0644,
    121		.proc_handler	= proc_dointvec_minmax,
    122		.extra1		= &min_route,
    123		.extra2		= &max_route
    124	},
    125	{
    126		.procname	= "link_fails_count",
    127		.data		= &sysctl_netrom_link_fails_count,
    128		.maxlen		= sizeof(int),
    129		.mode		= 0644,
    130		.proc_handler	= proc_dointvec_minmax,
    131		.extra1		= &min_fails,
    132		.extra2		= &max_fails
    133	},
    134	{
    135		.procname	= "reset",
    136		.data		= &sysctl_netrom_reset_circuit,
    137		.maxlen		= sizeof(int),
    138		.mode		= 0644,
    139		.proc_handler	= proc_dointvec_minmax,
    140		.extra1		= &min_reset,
    141		.extra2		= &max_reset
    142	},
    143	{ }
    144};
    145
    146int __init nr_register_sysctl(void)
    147{
    148	nr_table_header = register_net_sysctl(&init_net, "net/netrom", nr_table);
    149	if (!nr_table_header)
    150		return -ENOMEM;
    151	return 0;
    152}
    153
    154void nr_unregister_sysctl(void)
    155{
    156	unregister_net_sysctl_table(nr_table_header);
    157}