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drivers: power: report battery voltage in AOSP compatible format
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / kernel / sysctl_binary.c
CommitLineData
afa588b2
EB		 1#include <linux/stat.h>
2#include <linux/sysctl.h>
c59d87c4 3#include "../fs/xfs/xfs_sysctl.h"
afa588b2
EB		 4#include <linux/sunrpc/debug.h>
5#include <linux/string.h>
6#include <net/ip_vs.h>
7#include <linux/syscalls.h>
8#include <linux/namei.h>
9#include <linux/mount.h>
10#include <linux/fs.h>
11#include <linux/nsproxy.h>
12#include <linux/pid_namespace.h>
13#include <linux/file.h>
14#include <linux/ctype.h>
63395b65 15#include <linux/netdevice.h>
69e4469a 16#include <linux/kernel.h>
5a0e3ad6 17#include <linux/slab.h>
c5ddd202 18#include <linux/compat.h>
afa588b2 19
afa588b2
EB		 20#ifdef CONFIG_SYSCTL_SYSCALL
21
26a7034b
EB		 22struct bin_table;
23typedef ssize_t bin_convert_t(struct file *file,
24 void __user *oldval, size_t oldlen, void __user *newval, size_t newlen);
25
26static bin_convert_t bin_dir;
27static bin_convert_t bin_string;
28static bin_convert_t bin_intvec;
29static bin_convert_t bin_ulongvec;
30static bin_convert_t bin_uuid;
31static bin_convert_t bin_dn_node_address;
32
33#define CTL_DIR bin_dir
34#define CTL_STR bin_string
35#define CTL_INT bin_intvec
36#define CTL_ULONG bin_ulongvec
37#define CTL_UUID bin_uuid
38#define CTL_DNADR bin_dn_node_address
39
40#define BUFSZ 256
41
42struct bin_table {
43 bin_convert_t *convert;
44 int ctl_name;
45 const char *procname;
46 const struct bin_table *child;
47};
48
49static const struct bin_table bin_random_table[] = {
50 { CTL_INT, RANDOM_POOLSIZE, "poolsize" },
51 { CTL_INT, RANDOM_ENTROPY_COUNT, "entropy_avail" },
52 { CTL_INT, RANDOM_READ_THRESH, "read_wakeup_threshold" },
53 { CTL_INT, RANDOM_WRITE_THRESH, "write_wakeup_threshold" },
54 { CTL_UUID, RANDOM_BOOT_ID, "boot_id" },
55 { CTL_UUID, RANDOM_UUID, "uuid" },
56 {}
57};
58
59static const struct bin_table bin_pty_table[] = {
60 { CTL_INT, PTY_MAX, "max" },
61 { CTL_INT, PTY_NR, "nr" },
62 {}
63};
64
65static const struct bin_table bin_kern_table[] = {
66 { CTL_STR, KERN_OSTYPE, "ostype" },
67 { CTL_STR, KERN_OSRELEASE, "osrelease" },
68 /* KERN_OSREV not used */
69 { CTL_STR, KERN_VERSION, "version" },
70 /* KERN_SECUREMASK not used */
71 /* KERN_PROF not used */
72 { CTL_STR, KERN_NODENAME, "hostname" },
73 { CTL_STR, KERN_DOMAINNAME, "domainname" },
74
75 { CTL_INT, KERN_PANIC, "panic" },
76 { CTL_INT, KERN_REALROOTDEV, "real-root-dev" },
77
78 { CTL_STR, KERN_SPARC_REBOOT, "reboot-cmd" },
79 { CTL_INT, KERN_CTLALTDEL, "ctrl-alt-del" },
80 { CTL_INT, KERN_PRINTK, "printk" },
81
82 /* KERN_NAMETRANS not used */
83 /* KERN_PPC_HTABRECLAIM not used */
84 /* KERN_PPC_ZEROPAGED not used */
85 { CTL_INT, KERN_PPC_POWERSAVE_NAP, "powersave-nap" },
86
87 { CTL_STR, KERN_MODPROBE, "modprobe" },
88 { CTL_INT, KERN_SG_BIG_BUFF, "sg-big-buff" },
89 { CTL_INT, KERN_ACCT, "acct" },
90 /* KERN_PPC_L2CR "l2cr" no longer used */
91
92 /* KERN_RTSIGNR not used */
93 /* KERN_RTSIGMAX not used */
94
95 { CTL_ULONG, KERN_SHMMAX, "shmmax" },
96 { CTL_INT, KERN_MSGMAX, "msgmax" },
97 { CTL_INT, KERN_MSGMNB, "msgmnb" },
98 /* KERN_MSGPOOL not used*/
99 { CTL_INT, KERN_SYSRQ, "sysrq" },
100 { CTL_INT, KERN_MAX_THREADS, "threads-max" },
101 { CTL_DIR, KERN_RANDOM, "random", bin_random_table },
102 { CTL_ULONG, KERN_SHMALL, "shmall" },
103 { CTL_INT, KERN_MSGMNI, "msgmni" },
104 { CTL_INT, KERN_SEM, "sem" },
105 { CTL_INT, KERN_SPARC_STOP_A, "stop-a" },
106 { CTL_INT, KERN_SHMMNI, "shmmni" },
107
108 { CTL_INT, KERN_OVERFLOWUID, "overflowuid" },
109 { CTL_INT, KERN_OVERFLOWGID, "overflowgid" },
110
111 { CTL_STR, KERN_HOTPLUG, "hotplug", },
112 { CTL_INT, KERN_IEEE_EMULATION_WARNINGS, "ieee_emulation_warnings" },
113
114 { CTL_INT, KERN_S390_USER_DEBUG_LOGGING, "userprocess_debug" },
115 { CTL_INT, KERN_CORE_USES_PID, "core_uses_pid" },
116 /* KERN_TAINTED "tainted" no longer used */
117 { CTL_INT, KERN_CADPID, "cad_pid" },
118 { CTL_INT, KERN_PIDMAX, "pid_max" },
119 { CTL_STR, KERN_CORE_PATTERN, "core_pattern" },
120 { CTL_INT, KERN_PANIC_ON_OOPS, "panic_on_oops" },
121 { CTL_INT, KERN_HPPA_PWRSW, "soft-power" },
122 { CTL_INT, KERN_HPPA_UNALIGNED, "unaligned-trap" },
123
124 { CTL_INT, KERN_PRINTK_RATELIMIT, "printk_ratelimit" },
125 { CTL_INT, KERN_PRINTK_RATELIMIT_BURST, "printk_ratelimit_burst" },
126
127 { CTL_DIR, KERN_PTY, "pty", bin_pty_table },
128 { CTL_INT, KERN_NGROUPS_MAX, "ngroups_max" },
129 { CTL_INT, KERN_SPARC_SCONS_PWROFF, "scons-poweroff" },
130 /* KERN_HZ_TIMER "hz_timer" no longer used */
131 { CTL_INT, KERN_UNKNOWN_NMI_PANIC, "unknown_nmi_panic" },
132 { CTL_INT, KERN_BOOTLOADER_TYPE, "bootloader_type" },
133 { CTL_INT, KERN_RANDOMIZE, "randomize_va_space" },
134
135 { CTL_INT, KERN_SPIN_RETRY, "spin_retry" },
136 /* KERN_ACPI_VIDEO_FLAGS "acpi_video_flags" no longer used */
137 { CTL_INT, KERN_IA64_UNALIGNED, "ignore-unaligned-usertrap" },
138 { CTL_INT, KERN_COMPAT_LOG, "compat-log" },
139 { CTL_INT, KERN_MAX_LOCK_DEPTH, "max_lock_depth" },
26a7034b
EB		 140 { CTL_INT, KERN_PANIC_ON_NMI, "panic_on_unrecovered_nmi" },
141 {}
142};
143
144static const struct bin_table bin_vm_table[] = {
145 { CTL_INT, VM_OVERCOMMIT_MEMORY, "overcommit_memory" },
146 { CTL_INT, VM_PAGE_CLUSTER, "page-cluster" },
147 { CTL_INT, VM_DIRTY_BACKGROUND, "dirty_background_ratio" },
148 { CTL_INT, VM_DIRTY_RATIO, "dirty_ratio" },
149 /* VM_DIRTY_WB_CS "dirty_writeback_centisecs" no longer used */
150 /* VM_DIRTY_EXPIRE_CS "dirty_expire_centisecs" no longer used */
3965c9ae 151 /* VM_NR_PDFLUSH_THREADS "nr_pdflush_threads" no longer used */
26a7034b
EB		 152 { CTL_INT, VM_OVERCOMMIT_RATIO, "overcommit_ratio" },
153 /* VM_PAGEBUF unused */
154 /* VM_HUGETLB_PAGES "nr_hugepages" no longer used */
155 { CTL_INT, VM_SWAPPINESS, "swappiness" },
156 { CTL_INT, VM_LOWMEM_RESERVE_RATIO, "lowmem_reserve_ratio" },
157 { CTL_INT, VM_MIN_FREE_KBYTES, "min_free_kbytes" },
158 { CTL_INT, VM_MAX_MAP_COUNT, "max_map_count" },
159 { CTL_INT, VM_LAPTOP_MODE, "laptop_mode" },
160 { CTL_INT, VM_BLOCK_DUMP, "block_dump" },
161 { CTL_INT, VM_HUGETLB_GROUP, "hugetlb_shm_group" },
162 { CTL_INT, VM_VFS_CACHE_PRESSURE, "vfs_cache_pressure" },
163 { CTL_INT, VM_LEGACY_VA_LAYOUT, "legacy_va_layout" },
164 /* VM_SWAP_TOKEN_TIMEOUT unused */
165 { CTL_INT, VM_DROP_PAGECACHE, "drop_caches" },
166 { CTL_INT, VM_PERCPU_PAGELIST_FRACTION, "percpu_pagelist_fraction" },
167 { CTL_INT, VM_ZONE_RECLAIM_MODE, "zone_reclaim_mode" },
168 { CTL_INT, VM_MIN_UNMAPPED, "min_unmapped_ratio" },
169 { CTL_INT, VM_PANIC_ON_OOM, "panic_on_oom" },
170 { CTL_INT, VM_VDSO_ENABLED, "vdso_enabled" },
171 { CTL_INT, VM_MIN_SLAB, "min_slab_ratio" },
172
173 {}
174};
175
176static const struct bin_table bin_net_core_table[] = {
177 { CTL_INT, NET_CORE_WMEM_MAX, "wmem_max" },
178 { CTL_INT, NET_CORE_RMEM_MAX, "rmem_max" },
179 { CTL_INT, NET_CORE_WMEM_DEFAULT, "wmem_default" },
180 { CTL_INT, NET_CORE_RMEM_DEFAULT, "rmem_default" },
181 /* NET_CORE_DESTROY_DELAY unused */
182 { CTL_INT, NET_CORE_MAX_BACKLOG, "netdev_max_backlog" },
183 /* NET_CORE_FASTROUTE unused */
184 { CTL_INT, NET_CORE_MSG_COST, "message_cost" },
185 { CTL_INT, NET_CORE_MSG_BURST, "message_burst" },
186 { CTL_INT, NET_CORE_OPTMEM_MAX, "optmem_max" },
187 /* NET_CORE_HOT_LIST_LENGTH unused */
188 /* NET_CORE_DIVERT_VERSION unused */
189 /* NET_CORE_NO_CONG_THRESH unused */
190 /* NET_CORE_NO_CONG unused */
191 /* NET_CORE_LO_CONG unused */
192 /* NET_CORE_MOD_CONG unused */
193 { CTL_INT, NET_CORE_DEV_WEIGHT, "dev_weight" },
194 { CTL_INT, NET_CORE_SOMAXCONN, "somaxconn" },
195 { CTL_INT, NET_CORE_BUDGET, "netdev_budget" },
196 { CTL_INT, NET_CORE_AEVENT_ETIME, "xfrm_aevent_etime" },
197 { CTL_INT, NET_CORE_AEVENT_RSEQTH, "xfrm_aevent_rseqth" },
198 { CTL_INT, NET_CORE_WARNINGS, "warnings" },
199 {},
200};
201
202static const struct bin_table bin_net_unix_table[] = {
203 /* NET_UNIX_DESTROY_DELAY unused */
204 /* NET_UNIX_DELETE_DELAY unused */
205 { CTL_INT, NET_UNIX_MAX_DGRAM_QLEN, "max_dgram_qlen" },
206 {}
207};
208
209static const struct bin_table bin_net_ipv4_route_table[] = {
210 { CTL_INT, NET_IPV4_ROUTE_FLUSH, "flush" },
211 /* NET_IPV4_ROUTE_MIN_DELAY "min_delay" no longer used */
212 /* NET_IPV4_ROUTE_MAX_DELAY "max_delay" no longer used */
213 { CTL_INT, NET_IPV4_ROUTE_GC_THRESH, "gc_thresh" },
214 { CTL_INT, NET_IPV4_ROUTE_MAX_SIZE, "max_size" },
215 { CTL_INT, NET_IPV4_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" },
216 { CTL_INT, NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" },
217 { CTL_INT, NET_IPV4_ROUTE_GC_TIMEOUT, "gc_timeout" },
349d2895 218 /* NET_IPV4_ROUTE_GC_INTERVAL "gc_interval" no longer used */
26a7034b
EB		 219 { CTL_INT, NET_IPV4_ROUTE_REDIRECT_LOAD, "redirect_load" },
220 { CTL_INT, NET_IPV4_ROUTE_REDIRECT_NUMBER, "redirect_number" },
221 { CTL_INT, NET_IPV4_ROUTE_REDIRECT_SILENCE, "redirect_silence" },
222 { CTL_INT, NET_IPV4_ROUTE_ERROR_COST, "error_cost" },
223 { CTL_INT, NET_IPV4_ROUTE_ERROR_BURST, "error_burst" },
224 { CTL_INT, NET_IPV4_ROUTE_GC_ELASTICITY, "gc_elasticity" },
225 { CTL_INT, NET_IPV4_ROUTE_MTU_EXPIRES, "mtu_expires" },
226 { CTL_INT, NET_IPV4_ROUTE_MIN_PMTU, "min_pmtu" },
227 { CTL_INT, NET_IPV4_ROUTE_MIN_ADVMSS, "min_adv_mss" },
26a7034b
EB		 228 {}
229};
230
231static const struct bin_table bin_net_ipv4_conf_vars_table[] = {
232 { CTL_INT, NET_IPV4_CONF_FORWARDING, "forwarding" },
233 { CTL_INT, NET_IPV4_CONF_MC_FORWARDING, "mc_forwarding" },
234
235 { CTL_INT, NET_IPV4_CONF_ACCEPT_REDIRECTS, "accept_redirects" },
236 { CTL_INT, NET_IPV4_CONF_SECURE_REDIRECTS, "secure_redirects" },
237 { CTL_INT, NET_IPV4_CONF_SEND_REDIRECTS, "send_redirects" },
238 { CTL_INT, NET_IPV4_CONF_SHARED_MEDIA, "shared_media" },
239 { CTL_INT, NET_IPV4_CONF_RP_FILTER, "rp_filter" },
240 { CTL_INT, NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE, "accept_source_route" },
241 { CTL_INT, NET_IPV4_CONF_PROXY_ARP, "proxy_arp" },
242 { CTL_INT, NET_IPV4_CONF_MEDIUM_ID, "medium_id" },
243 { CTL_INT, NET_IPV4_CONF_BOOTP_RELAY, "bootp_relay" },
244 { CTL_INT, NET_IPV4_CONF_LOG_MARTIANS, "log_martians" },
245 { CTL_INT, NET_IPV4_CONF_TAG, "tag" },
246 { CTL_INT, NET_IPV4_CONF_ARPFILTER, "arp_filter" },
247 { CTL_INT, NET_IPV4_CONF_ARP_ANNOUNCE, "arp_announce" },
248 { CTL_INT, NET_IPV4_CONF_ARP_IGNORE, "arp_ignore" },
249 { CTL_INT, NET_IPV4_CONF_ARP_ACCEPT, "arp_accept" },
250 { CTL_INT, NET_IPV4_CONF_ARP_NOTIFY, "arp_notify" },
251
252 { CTL_INT, NET_IPV4_CONF_NOXFRM, "disable_xfrm" },
253 { CTL_INT, NET_IPV4_CONF_NOPOLICY, "disable_policy" },
254 { CTL_INT, NET_IPV4_CONF_FORCE_IGMP_VERSION, "force_igmp_version" },
255 { CTL_INT, NET_IPV4_CONF_PROMOTE_SECONDARIES, "promote_secondaries" },
256 {}
257};
258
259static const struct bin_table bin_net_ipv4_conf_table[] = {
260 { CTL_DIR, NET_PROTO_CONF_ALL, "all", bin_net_ipv4_conf_vars_table },
261 { CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_ipv4_conf_vars_table },
262 { CTL_DIR, 0, NULL, bin_net_ipv4_conf_vars_table },
263 {}
264};
265
266static const struct bin_table bin_net_neigh_vars_table[] = {
267 { CTL_INT, NET_NEIGH_MCAST_SOLICIT, "mcast_solicit" },
268 { CTL_INT, NET_NEIGH_UCAST_SOLICIT, "ucast_solicit" },
269 { CTL_INT, NET_NEIGH_APP_SOLICIT, "app_solicit" },
270 /* NET_NEIGH_RETRANS_TIME "retrans_time" no longer used */
271 { CTL_INT, NET_NEIGH_REACHABLE_TIME, "base_reachable_time" },
272 { CTL_INT, NET_NEIGH_DELAY_PROBE_TIME, "delay_first_probe_time" },
273 { CTL_INT, NET_NEIGH_GC_STALE_TIME, "gc_stale_time" },
274 { CTL_INT, NET_NEIGH_UNRES_QLEN, "unres_qlen" },
275 { CTL_INT, NET_NEIGH_PROXY_QLEN, "proxy_qlen" },
276 /* NET_NEIGH_ANYCAST_DELAY "anycast_delay" no longer used */
277 /* NET_NEIGH_PROXY_DELAY "proxy_delay" no longer used */
278 /* NET_NEIGH_LOCKTIME "locktime" no longer used */
279 { CTL_INT, NET_NEIGH_GC_INTERVAL, "gc_interval" },
280 { CTL_INT, NET_NEIGH_GC_THRESH1, "gc_thresh1" },
281 { CTL_INT, NET_NEIGH_GC_THRESH2, "gc_thresh2" },
282 { CTL_INT, NET_NEIGH_GC_THRESH3, "gc_thresh3" },
283 { CTL_INT, NET_NEIGH_RETRANS_TIME_MS, "retrans_time_ms" },
284 { CTL_INT, NET_NEIGH_REACHABLE_TIME_MS, "base_reachable_time_ms" },
285 {}
286};
287
288static const struct bin_table bin_net_neigh_table[] = {
289 { CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_neigh_vars_table },
290 { CTL_DIR, 0, NULL, bin_net_neigh_vars_table },
291 {}
292};
293
294static const struct bin_table bin_net_ipv4_netfilter_table[] = {
295 { CTL_INT, NET_IPV4_NF_CONNTRACK_MAX, "ip_conntrack_max" },
296
297 /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT "ip_conntrack_tcp_timeout_syn_sent" no longer used */
298 /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV "ip_conntrack_tcp_timeout_syn_recv" no longer used */
299 /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED "ip_conntrack_tcp_timeout_established" no longer used */
300 /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT "ip_conntrack_tcp_timeout_fin_wait" no longer used */
301 /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT "ip_conntrack_tcp_timeout_close_wait" no longer used */
302 /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK "ip_conntrack_tcp_timeout_last_ack" no longer used */
303 /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT "ip_conntrack_tcp_timeout_time_wait" no longer used */
304 /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE "ip_conntrack_tcp_timeout_close" no longer used */
305
306 /* NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT "ip_conntrack_udp_timeout" no longer used */
307 /* NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM "ip_conntrack_udp_timeout_stream" no longer used */
308 /* NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT "ip_conntrack_icmp_timeout" no longer used */
309 /* NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT "ip_conntrack_generic_timeout" no longer used */
310
311 { CTL_INT, NET_IPV4_NF_CONNTRACK_BUCKETS, "ip_conntrack_buckets" },
312 { CTL_INT, NET_IPV4_NF_CONNTRACK_LOG_INVALID, "ip_conntrack_log_invalid" },
313 /* NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS "ip_conntrack_tcp_timeout_max_retrans" no longer used */
314 { CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_LOOSE, "ip_conntrack_tcp_loose" },
315 { CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL, "ip_conntrack_tcp_be_liberal" },
316 { CTL_INT, NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS, "ip_conntrack_tcp_max_retrans" },
317
318 /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED "ip_conntrack_sctp_timeout_closed" no longer used */
319 /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT "ip_conntrack_sctp_timeout_cookie_wait" no longer used */
320 /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED "ip_conntrack_sctp_timeout_cookie_echoed" no longer used */
321 /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED "ip_conntrack_sctp_timeout_established" no longer used */
322 /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT "ip_conntrack_sctp_timeout_shutdown_sent" no longer used */
323 /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD "ip_conntrack_sctp_timeout_shutdown_recd" no longer used */
324 /* NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT "ip_conntrack_sctp_timeout_shutdown_ack_sent" no longer used */
325
326 { CTL_INT, NET_IPV4_NF_CONNTRACK_COUNT, "ip_conntrack_count" },
327 { CTL_INT, NET_IPV4_NF_CONNTRACK_CHECKSUM, "ip_conntrack_checksum" },
328 {}
329};
330
331static const struct bin_table bin_net_ipv4_table[] = {
332 {CTL_INT, NET_IPV4_FORWARD, "ip_forward" },
333
334 { CTL_DIR, NET_IPV4_CONF, "conf", bin_net_ipv4_conf_table },
335 { CTL_DIR, NET_IPV4_NEIGH, "neigh", bin_net_neigh_table },
336 { CTL_DIR, NET_IPV4_ROUTE, "route", bin_net_ipv4_route_table },
337 /* NET_IPV4_FIB_HASH unused */
338 { CTL_DIR, NET_IPV4_NETFILTER, "netfilter", bin_net_ipv4_netfilter_table },
339
340 { CTL_INT, NET_IPV4_TCP_TIMESTAMPS, "tcp_timestamps" },
341 { CTL_INT, NET_IPV4_TCP_WINDOW_SCALING, "tcp_window_scaling" },
342 { CTL_INT, NET_IPV4_TCP_SACK, "tcp_sack" },
343 { CTL_INT, NET_IPV4_TCP_RETRANS_COLLAPSE, "tcp_retrans_collapse" },
344 { CTL_INT, NET_IPV4_DEFAULT_TTL, "ip_default_ttl" },
345 /* NET_IPV4_AUTOCONFIG unused */
346 { CTL_INT, NET_IPV4_NO_PMTU_DISC, "ip_no_pmtu_disc" },
347 { CTL_INT, NET_IPV4_NONLOCAL_BIND, "ip_nonlocal_bind" },
348 { CTL_INT, NET_IPV4_TCP_SYN_RETRIES, "tcp_syn_retries" },
349 { CTL_INT, NET_TCP_SYNACK_RETRIES, "tcp_synack_retries" },
350 { CTL_INT, NET_TCP_MAX_ORPHANS, "tcp_max_orphans" },
351 { CTL_INT, NET_TCP_MAX_TW_BUCKETS, "tcp_max_tw_buckets" },
352 { CTL_INT, NET_IPV4_DYNADDR, "ip_dynaddr" },
353 { CTL_INT, NET_IPV4_TCP_KEEPALIVE_TIME, "tcp_keepalive_time" },
354 { CTL_INT, NET_IPV4_TCP_KEEPALIVE_PROBES, "tcp_keepalive_probes" },
355 { CTL_INT, NET_IPV4_TCP_KEEPALIVE_INTVL, "tcp_keepalive_intvl" },
356 { CTL_INT, NET_IPV4_TCP_RETRIES1, "tcp_retries1" },
357 { CTL_INT, NET_IPV4_TCP_RETRIES2, "tcp_retries2" },
358 { CTL_INT, NET_IPV4_TCP_FIN_TIMEOUT, "tcp_fin_timeout" },
359 { CTL_INT, NET_TCP_SYNCOOKIES, "tcp_syncookies" },
360 { CTL_INT, NET_TCP_TW_RECYCLE, "tcp_tw_recycle" },
361 { CTL_INT, NET_TCP_ABORT_ON_OVERFLOW, "tcp_abort_on_overflow" },
362 { CTL_INT, NET_TCP_STDURG, "tcp_stdurg" },
363 { CTL_INT, NET_TCP_RFC1337, "tcp_rfc1337" },
364 { CTL_INT, NET_TCP_MAX_SYN_BACKLOG, "tcp_max_syn_backlog" },
365 { CTL_INT, NET_IPV4_LOCAL_PORT_RANGE, "ip_local_port_range" },
366 { CTL_INT, NET_IPV4_IGMP_MAX_MEMBERSHIPS, "igmp_max_memberships" },
367 { CTL_INT, NET_IPV4_IGMP_MAX_MSF, "igmp_max_msf" },
368 { CTL_INT, NET_IPV4_INET_PEER_THRESHOLD, "inet_peer_threshold" },
369 { CTL_INT, NET_IPV4_INET_PEER_MINTTL, "inet_peer_minttl" },
370 { CTL_INT, NET_IPV4_INET_PEER_MAXTTL, "inet_peer_maxttl" },
371 { CTL_INT, NET_IPV4_INET_PEER_GC_MINTIME, "inet_peer_gc_mintime" },
372 { CTL_INT, NET_IPV4_INET_PEER_GC_MAXTIME, "inet_peer_gc_maxtime" },
373 { CTL_INT, NET_TCP_ORPHAN_RETRIES, "tcp_orphan_retries" },
374 { CTL_INT, NET_TCP_FACK, "tcp_fack" },
375 { CTL_INT, NET_TCP_REORDERING, "tcp_reordering" },
376 { CTL_INT, NET_TCP_ECN, "tcp_ecn" },
377 { CTL_INT, NET_TCP_DSACK, "tcp_dsack" },
378 { CTL_INT, NET_TCP_MEM, "tcp_mem" },
379 { CTL_INT, NET_TCP_WMEM, "tcp_wmem" },
380 { CTL_INT, NET_TCP_RMEM, "tcp_rmem" },
381 { CTL_INT, NET_TCP_APP_WIN, "tcp_app_win" },
382 { CTL_INT, NET_TCP_ADV_WIN_SCALE, "tcp_adv_win_scale" },
383 { CTL_INT, NET_TCP_TW_REUSE, "tcp_tw_reuse" },
384 { CTL_INT, NET_TCP_FRTO, "tcp_frto" },
385 { CTL_INT, NET_TCP_FRTO_RESPONSE, "tcp_frto_response" },
386 { CTL_INT, NET_TCP_LOW_LATENCY, "tcp_low_latency" },
387 { CTL_INT, NET_TCP_NO_METRICS_SAVE, "tcp_no_metrics_save" },
388 { CTL_INT, NET_TCP_MODERATE_RCVBUF, "tcp_moderate_rcvbuf" },
389 { CTL_INT, NET_TCP_TSO_WIN_DIVISOR, "tcp_tso_win_divisor" },
390 { CTL_STR, NET_TCP_CONG_CONTROL, "tcp_congestion_control" },
26a7034b
EB		 391 { CTL_INT, NET_TCP_MTU_PROBING, "tcp_mtu_probing" },
392 { CTL_INT, NET_TCP_BASE_MSS, "tcp_base_mss" },
393 { CTL_INT, NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS, "tcp_workaround_signed_windows" },
394 { CTL_INT, NET_TCP_DMA_COPYBREAK, "tcp_dma_copybreak" },
395 { CTL_INT, NET_TCP_SLOW_START_AFTER_IDLE, "tcp_slow_start_after_idle" },
396 { CTL_INT, NET_CIPSOV4_CACHE_ENABLE, "cipso_cache_enable" },
397 { CTL_INT, NET_CIPSOV4_CACHE_BUCKET_SIZE, "cipso_cache_bucket_size" },
398 { CTL_INT, NET_CIPSOV4_RBM_OPTFMT, "cipso_rbm_optfmt" },
399 { CTL_INT, NET_CIPSOV4_RBM_STRICTVALID, "cipso_rbm_strictvalid" },
400 /* NET_TCP_AVAIL_CONG_CONTROL "tcp_available_congestion_control" no longer used */
401 { CTL_STR, NET_TCP_ALLOWED_CONG_CONTROL, "tcp_allowed_congestion_control" },
402 { CTL_INT, NET_TCP_MAX_SSTHRESH, "tcp_max_ssthresh" },
403
404 { CTL_INT, NET_IPV4_ICMP_ECHO_IGNORE_ALL, "icmp_echo_ignore_all" },
405 { CTL_INT, NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS, "icmp_echo_ignore_broadcasts" },
406 { CTL_INT, NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES, "icmp_ignore_bogus_error_responses" },
407 { CTL_INT, NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR, "icmp_errors_use_inbound_ifaddr" },
408 { CTL_INT, NET_IPV4_ICMP_RATELIMIT, "icmp_ratelimit" },
409 { CTL_INT, NET_IPV4_ICMP_RATEMASK, "icmp_ratemask" },
410
411 { CTL_INT, NET_IPV4_IPFRAG_HIGH_THRESH, "ipfrag_high_thresh" },
412 { CTL_INT, NET_IPV4_IPFRAG_LOW_THRESH, "ipfrag_low_thresh" },
413 { CTL_INT, NET_IPV4_IPFRAG_TIME, "ipfrag_time" },
414
415 { CTL_INT, NET_IPV4_IPFRAG_SECRET_INTERVAL, "ipfrag_secret_interval" },
416 /* NET_IPV4_IPFRAG_MAX_DIST "ipfrag_max_dist" no longer used */
417
418 { CTL_INT, 2088 /* NET_IPQ_QMAX */, "ip_queue_maxlen" },
419
420 /* NET_TCP_DEFAULT_WIN_SCALE unused */
421 /* NET_TCP_BIC_BETA unused */
422 /* NET_IPV4_TCP_MAX_KA_PROBES unused */
423 /* NET_IPV4_IP_MASQ_DEBUG unused */
424 /* NET_TCP_SYN_TAILDROP unused */
425 /* NET_IPV4_ICMP_SOURCEQUENCH_RATE unused */
426 /* NET_IPV4_ICMP_DESTUNREACH_RATE unused */
427 /* NET_IPV4_ICMP_TIMEEXCEED_RATE unused */
428 /* NET_IPV4_ICMP_PARAMPROB_RATE unused */
429 /* NET_IPV4_ICMP_ECHOREPLY_RATE unused */
430 /* NET_IPV4_ALWAYS_DEFRAG unused */
431 {}
432};
433
434static const struct bin_table bin_net_ipx_table[] = {
435 { CTL_INT, NET_IPX_PPROP_BROADCASTING, "ipx_pprop_broadcasting" },
436 /* NET_IPX_FORWARDING unused */
437 {}
438};
439
440static const struct bin_table bin_net_atalk_table[] = {
441 { CTL_INT, NET_ATALK_AARP_EXPIRY_TIME, "aarp-expiry-time" },
442 { CTL_INT, NET_ATALK_AARP_TICK_TIME, "aarp-tick-time" },
443 { CTL_INT, NET_ATALK_AARP_RETRANSMIT_LIMIT, "aarp-retransmit-limit" },
444 { CTL_INT, NET_ATALK_AARP_RESOLVE_TIME, "aarp-resolve-time" },
445 {},
446};
447
448static const struct bin_table bin_net_netrom_table[] = {
449 { CTL_INT, NET_NETROM_DEFAULT_PATH_QUALITY, "default_path_quality" },
450 { CTL_INT, NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER, "obsolescence_count_initialiser" },
451 { CTL_INT, NET_NETROM_NETWORK_TTL_INITIALISER, "network_ttl_initialiser" },
452 { CTL_INT, NET_NETROM_TRANSPORT_TIMEOUT, "transport_timeout" },
453 { CTL_INT, NET_NETROM_TRANSPORT_MAXIMUM_TRIES, "transport_maximum_tries" },
454 { CTL_INT, NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY, "transport_acknowledge_delay" },
455 { CTL_INT, NET_NETROM_TRANSPORT_BUSY_DELAY, "transport_busy_delay" },
456 { CTL_INT, NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE, "transport_requested_window_size" },
457 { CTL_INT, NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT, "transport_no_activity_timeout" },
458 { CTL_INT, NET_NETROM_ROUTING_CONTROL, "routing_control" },
459 { CTL_INT, NET_NETROM_LINK_FAILS_COUNT, "link_fails_count" },
460 { CTL_INT, NET_NETROM_RESET, "reset" },
461 {}
462};
463
464static const struct bin_table bin_net_ax25_param_table[] = {
465 { CTL_INT, NET_AX25_IP_DEFAULT_MODE, "ip_default_mode" },
466 { CTL_INT, NET_AX25_DEFAULT_MODE, "ax25_default_mode" },
467 { CTL_INT, NET_AX25_BACKOFF_TYPE, "backoff_type" },
468 { CTL_INT, NET_AX25_CONNECT_MODE, "connect_mode" },
469 { CTL_INT, NET_AX25_STANDARD_WINDOW, "standard_window_size" },
470 { CTL_INT, NET_AX25_EXTENDED_WINDOW, "extended_window_size" },
471 { CTL_INT, NET_AX25_T1_TIMEOUT, "t1_timeout" },
472 { CTL_INT, NET_AX25_T2_TIMEOUT, "t2_timeout" },
473 { CTL_INT, NET_AX25_T3_TIMEOUT, "t3_timeout" },
474 { CTL_INT, NET_AX25_IDLE_TIMEOUT, "idle_timeout" },
475 { CTL_INT, NET_AX25_N2, "maximum_retry_count" },
476 { CTL_INT, NET_AX25_PACLEN, "maximum_packet_length" },
477 { CTL_INT, NET_AX25_PROTOCOL, "protocol" },
478 { CTL_INT, NET_AX25_DAMA_SLAVE_TIMEOUT, "dama_slave_timeout" },
479 {}
480};
481
482static const struct bin_table bin_net_ax25_table[] = {
483 { CTL_DIR, 0, NULL, bin_net_ax25_param_table },
484 {}
485};
486
487static const struct bin_table bin_net_rose_table[] = {
488 { CTL_INT, NET_ROSE_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" },
489 { CTL_INT, NET_ROSE_CALL_REQUEST_TIMEOUT, "call_request_timeout" },
490 { CTL_INT, NET_ROSE_RESET_REQUEST_TIMEOUT, "reset_request_timeout" },
491 { CTL_INT, NET_ROSE_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" },
492 { CTL_INT, NET_ROSE_ACK_HOLD_BACK_TIMEOUT, "acknowledge_hold_back_timeout" },
493 { CTL_INT, NET_ROSE_ROUTING_CONTROL, "routing_control" },
494 { CTL_INT, NET_ROSE_LINK_FAIL_TIMEOUT, "link_fail_timeout" },
495 { CTL_INT, NET_ROSE_MAX_VCS, "maximum_virtual_circuits" },
496 { CTL_INT, NET_ROSE_WINDOW_SIZE, "window_size" },
497 { CTL_INT, NET_ROSE_NO_ACTIVITY_TIMEOUT, "no_activity_timeout" },
498 {}
499};
500
501static const struct bin_table bin_net_ipv6_conf_var_table[] = {
502 { CTL_INT, NET_IPV6_FORWARDING, "forwarding" },
503 { CTL_INT, NET_IPV6_HOP_LIMIT, "hop_limit" },
504 { CTL_INT, NET_IPV6_MTU, "mtu" },
505 { CTL_INT, NET_IPV6_ACCEPT_RA, "accept_ra" },
506 { CTL_INT, NET_IPV6_ACCEPT_REDIRECTS, "accept_redirects" },
507 { CTL_INT, NET_IPV6_AUTOCONF, "autoconf" },
508 { CTL_INT, NET_IPV6_DAD_TRANSMITS, "dad_transmits" },
509 { CTL_INT, NET_IPV6_RTR_SOLICITS, "router_solicitations" },
510 { CTL_INT, NET_IPV6_RTR_SOLICIT_INTERVAL, "router_solicitation_interval" },
511 { CTL_INT, NET_IPV6_RTR_SOLICIT_DELAY, "router_solicitation_delay" },
512 { CTL_INT, NET_IPV6_USE_TEMPADDR, "use_tempaddr" },
513 { CTL_INT, NET_IPV6_TEMP_VALID_LFT, "temp_valid_lft" },
514 { CTL_INT, NET_IPV6_TEMP_PREFERED_LFT, "temp_prefered_lft" },
515 { CTL_INT, NET_IPV6_REGEN_MAX_RETRY, "regen_max_retry" },
516 { CTL_INT, NET_IPV6_MAX_DESYNC_FACTOR, "max_desync_factor" },
517 { CTL_INT, NET_IPV6_MAX_ADDRESSES, "max_addresses" },
518 { CTL_INT, NET_IPV6_FORCE_MLD_VERSION, "force_mld_version" },
519 { CTL_INT, NET_IPV6_ACCEPT_RA_DEFRTR, "accept_ra_defrtr" },
520 { CTL_INT, NET_IPV6_ACCEPT_RA_PINFO, "accept_ra_pinfo" },
521 { CTL_INT, NET_IPV6_ACCEPT_RA_RTR_PREF, "accept_ra_rtr_pref" },
522 { CTL_INT, NET_IPV6_RTR_PROBE_INTERVAL, "router_probe_interval" },
523 { CTL_INT, NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN, "accept_ra_rt_info_max_plen" },
524 { CTL_INT, NET_IPV6_PROXY_NDP, "proxy_ndp" },
525 { CTL_INT, NET_IPV6_ACCEPT_SOURCE_ROUTE, "accept_source_route" },
6fa3eb70
S		 526#ifdef CONFIG_MTK_DHCPV6C_WIFI
527 { CTL_INT, NET_IPV6_RA_INFO_FLAG, "ra_info_flag" },
528#endif
26a7034b
EB		 529 {}
530};
531
532static const struct bin_table bin_net_ipv6_conf_table[] = {
533 { CTL_DIR, NET_PROTO_CONF_ALL, "all", bin_net_ipv6_conf_var_table },
534 { CTL_DIR, NET_PROTO_CONF_DEFAULT, "default", bin_net_ipv6_conf_var_table },
535 { CTL_DIR, 0, NULL, bin_net_ipv6_conf_var_table },
536 {}
537};
538
539static const struct bin_table bin_net_ipv6_route_table[] = {
540 /* NET_IPV6_ROUTE_FLUSH "flush" no longer used */
541 { CTL_INT, NET_IPV6_ROUTE_GC_THRESH, "gc_thresh" },
542 { CTL_INT, NET_IPV6_ROUTE_MAX_SIZE, "max_size" },
543 { CTL_INT, NET_IPV6_ROUTE_GC_MIN_INTERVAL, "gc_min_interval" },
544 { CTL_INT, NET_IPV6_ROUTE_GC_TIMEOUT, "gc_timeout" },
545 { CTL_INT, NET_IPV6_ROUTE_GC_INTERVAL, "gc_interval" },
546 { CTL_INT, NET_IPV6_ROUTE_GC_ELASTICITY, "gc_elasticity" },
547 { CTL_INT, NET_IPV6_ROUTE_MTU_EXPIRES, "mtu_expires" },
548 { CTL_INT, NET_IPV6_ROUTE_MIN_ADVMSS, "min_adv_mss" },
549 { CTL_INT, NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS, "gc_min_interval_ms" },
550 {}
551};
552
553static const struct bin_table bin_net_ipv6_icmp_table[] = {
554 { CTL_INT, NET_IPV6_ICMP_RATELIMIT, "ratelimit" },
555 {}
556};
557
558static const struct bin_table bin_net_ipv6_table[] = {
559 { CTL_DIR, NET_IPV6_CONF, "conf", bin_net_ipv6_conf_table },
560 { CTL_DIR, NET_IPV6_NEIGH, "neigh", bin_net_neigh_table },
561 { CTL_DIR, NET_IPV6_ROUTE, "route", bin_net_ipv6_route_table },
562 { CTL_DIR, NET_IPV6_ICMP, "icmp", bin_net_ipv6_icmp_table },
563 { CTL_INT, NET_IPV6_BINDV6ONLY, "bindv6only" },
564 { CTL_INT, NET_IPV6_IP6FRAG_HIGH_THRESH, "ip6frag_high_thresh" },
565 { CTL_INT, NET_IPV6_IP6FRAG_LOW_THRESH, "ip6frag_low_thresh" },
566 { CTL_INT, NET_IPV6_IP6FRAG_TIME, "ip6frag_time" },
567 { CTL_INT, NET_IPV6_IP6FRAG_SECRET_INTERVAL, "ip6frag_secret_interval" },
568 { CTL_INT, NET_IPV6_MLD_MAX_MSF, "mld_max_msf" },
569 { CTL_INT, 2088 /* IPQ_QMAX */, "ip6_queue_maxlen" },
570 {}
571};
572
573static const struct bin_table bin_net_x25_table[] = {
574 { CTL_INT, NET_X25_RESTART_REQUEST_TIMEOUT, "restart_request_timeout" },
575 { CTL_INT, NET_X25_CALL_REQUEST_TIMEOUT, "call_request_timeout" },
576 { CTL_INT, NET_X25_RESET_REQUEST_TIMEOUT, "reset_request_timeout" },
577 { CTL_INT, NET_X25_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout" },
578 { CTL_INT, NET_X25_ACK_HOLD_BACK_TIMEOUT, "acknowledgement_hold_back_timeout" },
579 { CTL_INT, NET_X25_FORWARD, "x25_forward" },
580 {}
581};
582
583static const struct bin_table bin_net_tr_table[] = {
584 { CTL_INT, NET_TR_RIF_TIMEOUT, "rif_timeout" },
585 {}
586};
587
588
589static const struct bin_table bin_net_decnet_conf_vars[] = {
590 { CTL_INT, NET_DECNET_CONF_DEV_FORWARDING, "forwarding" },
591 { CTL_INT, NET_DECNET_CONF_DEV_PRIORITY, "priority" },
592 { CTL_INT, NET_DECNET_CONF_DEV_T2, "t2" },
593 { CTL_INT, NET_DECNET_CONF_DEV_T3, "t3" },
594 {}
595};
596
597static const struct bin_table bin_net_decnet_conf[] = {
598 { CTL_DIR, NET_DECNET_CONF_ETHER, "ethernet", bin_net_decnet_conf_vars },
599 { CTL_DIR, NET_DECNET_CONF_GRE, "ipgre", bin_net_decnet_conf_vars },
600 { CTL_DIR, NET_DECNET_CONF_X25, "x25", bin_net_decnet_conf_vars },
601 { CTL_DIR, NET_DECNET_CONF_PPP, "ppp", bin_net_decnet_conf_vars },
602 { CTL_DIR, NET_DECNET_CONF_DDCMP, "ddcmp", bin_net_decnet_conf_vars },
603 { CTL_DIR, NET_DECNET_CONF_LOOPBACK, "loopback", bin_net_decnet_conf_vars },
604 { CTL_DIR, 0, NULL, bin_net_decnet_conf_vars },
605 {}
606};
607
608static const struct bin_table bin_net_decnet_table[] = {
609 { CTL_DIR, NET_DECNET_CONF, "conf", bin_net_decnet_conf },
610 { CTL_DNADR, NET_DECNET_NODE_ADDRESS, "node_address" },
611 { CTL_STR, NET_DECNET_NODE_NAME, "node_name" },
612 { CTL_STR, NET_DECNET_DEFAULT_DEVICE, "default_device" },
613 { CTL_INT, NET_DECNET_TIME_WAIT, "time_wait" },
614 { CTL_INT, NET_DECNET_DN_COUNT, "dn_count" },
615 { CTL_INT, NET_DECNET_DI_COUNT, "di_count" },
616 { CTL_INT, NET_DECNET_DR_COUNT, "dr_count" },
617 { CTL_INT, NET_DECNET_DST_GC_INTERVAL, "dst_gc_interval" },
618 { CTL_INT, NET_DECNET_NO_FC_MAX_CWND, "no_fc_max_cwnd" },
619 { CTL_INT, NET_DECNET_MEM, "decnet_mem" },
620 { CTL_INT, NET_DECNET_RMEM, "decnet_rmem" },
621 { CTL_INT, NET_DECNET_WMEM, "decnet_wmem" },
622 { CTL_INT, NET_DECNET_DEBUG_LEVEL, "debug" },
623 {}
624};
625
626static const struct bin_table bin_net_sctp_table[] = {
627 { CTL_INT, NET_SCTP_RTO_INITIAL, "rto_initial" },
628 { CTL_INT, NET_SCTP_RTO_MIN, "rto_min" },
629 { CTL_INT, NET_SCTP_RTO_MAX, "rto_max" },
630 { CTL_INT, NET_SCTP_RTO_ALPHA, "rto_alpha_exp_divisor" },
631 { CTL_INT, NET_SCTP_RTO_BETA, "rto_beta_exp_divisor" },
632 { CTL_INT, NET_SCTP_VALID_COOKIE_LIFE, "valid_cookie_life" },
633 { CTL_INT, NET_SCTP_ASSOCIATION_MAX_RETRANS, "association_max_retrans" },
634 { CTL_INT, NET_SCTP_PATH_MAX_RETRANS, "path_max_retrans" },
635 { CTL_INT, NET_SCTP_MAX_INIT_RETRANSMITS, "max_init_retransmits" },
636 { CTL_INT, NET_SCTP_HB_INTERVAL, "hb_interval" },
637 { CTL_INT, NET_SCTP_PRESERVE_ENABLE, "cookie_preserve_enable" },
638 { CTL_INT, NET_SCTP_MAX_BURST, "max_burst" },
639 { CTL_INT, NET_SCTP_ADDIP_ENABLE, "addip_enable" },
640 { CTL_INT, NET_SCTP_PRSCTP_ENABLE, "prsctp_enable" },
641 { CTL_INT, NET_SCTP_SNDBUF_POLICY, "sndbuf_policy" },
642 { CTL_INT, NET_SCTP_SACK_TIMEOUT, "sack_timeout" },
643 { CTL_INT, NET_SCTP_RCVBUF_POLICY, "rcvbuf_policy" },
644 {}
645};
646
647static const struct bin_table bin_net_llc_llc2_timeout_table[] = {
648 { CTL_INT, NET_LLC2_ACK_TIMEOUT, "ack" },
649 { CTL_INT, NET_LLC2_P_TIMEOUT, "p" },
650 { CTL_INT, NET_LLC2_REJ_TIMEOUT, "rej" },
651 { CTL_INT, NET_LLC2_BUSY_TIMEOUT, "busy" },
652 {}
653};
654
655static const struct bin_table bin_net_llc_station_table[] = {
656 { CTL_INT, NET_LLC_STATION_ACK_TIMEOUT, "ack_timeout" },
657 {}
658};
659
660static const struct bin_table bin_net_llc_llc2_table[] = {
661 { CTL_DIR, NET_LLC2, "timeout", bin_net_llc_llc2_timeout_table },
662 {}
663};
664
665static const struct bin_table bin_net_llc_table[] = {
666 { CTL_DIR, NET_LLC2, "llc2", bin_net_llc_llc2_table },
667 { CTL_DIR, NET_LLC_STATION, "station", bin_net_llc_station_table },
668 {}
669};
670
671static const struct bin_table bin_net_netfilter_table[] = {
672 { CTL_INT, NET_NF_CONNTRACK_MAX, "nf_conntrack_max" },
673 /* NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT "nf_conntrack_tcp_timeout_syn_sent" no longer used */
674 /* NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV "nf_conntrack_tcp_timeout_syn_recv" no longer used */
675 /* NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED "nf_conntrack_tcp_timeout_established" no longer used */
676 /* NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT "nf_conntrack_tcp_timeout_fin_wait" no longer used */
677 /* NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT "nf_conntrack_tcp_timeout_close_wait" no longer used */
678 /* NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK "nf_conntrack_tcp_timeout_last_ack" no longer used */
679 /* NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT "nf_conntrack_tcp_timeout_time_wait" no longer used */
680 /* NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE "nf_conntrack_tcp_timeout_close" no longer used */
681 /* NET_NF_CONNTRACK_UDP_TIMEOUT "nf_conntrack_udp_timeout" no longer used */
682 /* NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM "nf_conntrack_udp_timeout_stream" no longer used */
683 /* NET_NF_CONNTRACK_ICMP_TIMEOUT "nf_conntrack_icmp_timeout" no longer used */
684 /* NET_NF_CONNTRACK_GENERIC_TIMEOUT "nf_conntrack_generic_timeout" no longer used */
685 { CTL_INT, NET_NF_CONNTRACK_BUCKETS, "nf_conntrack_buckets" },
686 { CTL_INT, NET_NF_CONNTRACK_LOG_INVALID, "nf_conntrack_log_invalid" },
687 /* NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS "nf_conntrack_tcp_timeout_max_retrans" no longer used */
688 { CTL_INT, NET_NF_CONNTRACK_TCP_LOOSE, "nf_conntrack_tcp_loose" },
689 { CTL_INT, NET_NF_CONNTRACK_TCP_BE_LIBERAL, "nf_conntrack_tcp_be_liberal" },
690 { CTL_INT, NET_NF_CONNTRACK_TCP_MAX_RETRANS, "nf_conntrack_tcp_max_retrans" },
691 /* NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED "nf_conntrack_sctp_timeout_closed" no longer used */
692 /* NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT "nf_conntrack_sctp_timeout_cookie_wait" no longer used */
693 /* NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED "nf_conntrack_sctp_timeout_cookie_echoed" no longer used */
694 /* NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED "nf_conntrack_sctp_timeout_established" no longer used */
695 /* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT "nf_conntrack_sctp_timeout_shutdown_sent" no longer used */
696 /* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD "nf_conntrack_sctp_timeout_shutdown_recd" no longer used */
697 /* NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT "nf_conntrack_sctp_timeout_shutdown_ack_sent" no longer used */
698 { CTL_INT, NET_NF_CONNTRACK_COUNT, "nf_conntrack_count" },
699 /* NET_NF_CONNTRACK_ICMPV6_TIMEOUT "nf_conntrack_icmpv6_timeout" no longer used */
700 /* NET_NF_CONNTRACK_FRAG6_TIMEOUT "nf_conntrack_frag6_timeout" no longer used */
701 { CTL_INT, NET_NF_CONNTRACK_FRAG6_LOW_THRESH, "nf_conntrack_frag6_low_thresh" },
702 { CTL_INT, NET_NF_CONNTRACK_FRAG6_HIGH_THRESH, "nf_conntrack_frag6_high_thresh" },
703 { CTL_INT, NET_NF_CONNTRACK_CHECKSUM, "nf_conntrack_checksum" },
704
705 {}
706};
707
708static const struct bin_table bin_net_irda_table[] = {
709 { CTL_INT, NET_IRDA_DISCOVERY, "discovery" },
710 { CTL_STR, NET_IRDA_DEVNAME, "devname" },
711 { CTL_INT, NET_IRDA_DEBUG, "debug" },
712 { CTL_INT, NET_IRDA_FAST_POLL, "fast_poll_increase" },
713 { CTL_INT, NET_IRDA_DISCOVERY_SLOTS, "discovery_slots" },
714 { CTL_INT, NET_IRDA_DISCOVERY_TIMEOUT, "discovery_timeout" },
715 { CTL_INT, NET_IRDA_SLOT_TIMEOUT, "slot_timeout" },
716 { CTL_INT, NET_IRDA_MAX_BAUD_RATE, "max_baud_rate" },
717 { CTL_INT, NET_IRDA_MIN_TX_TURN_TIME, "min_tx_turn_time" },
718 { CTL_INT, NET_IRDA_MAX_TX_DATA_SIZE, "max_tx_data_size" },
719 { CTL_INT, NET_IRDA_MAX_TX_WINDOW, "max_tx_window" },
720 { CTL_INT, NET_IRDA_MAX_NOREPLY_TIME, "max_noreply_time" },
721 { CTL_INT, NET_IRDA_WARN_NOREPLY_TIME, "warn_noreply_time" },
722 { CTL_INT, NET_IRDA_LAP_KEEPALIVE_TIME, "lap_keepalive_time" },
723 {}
724};
725
726static const struct bin_table bin_net_table[] = {
727 { CTL_DIR, NET_CORE, "core", bin_net_core_table },
728 /* NET_ETHER not used */
729 /* NET_802 not used */
730 { CTL_DIR, NET_UNIX, "unix", bin_net_unix_table },
731 { CTL_DIR, NET_IPV4, "ipv4", bin_net_ipv4_table },
732 { CTL_DIR, NET_IPX, "ipx", bin_net_ipx_table },
733 { CTL_DIR, NET_ATALK, "appletalk", bin_net_atalk_table },
734 { CTL_DIR, NET_NETROM, "netrom", bin_net_netrom_table },
735 { CTL_DIR, NET_AX25, "ax25", bin_net_ax25_table },
736 /* NET_BRIDGE "bridge" no longer used */
737 { CTL_DIR, NET_ROSE, "rose", bin_net_rose_table },
738 { CTL_DIR, NET_IPV6, "ipv6", bin_net_ipv6_table },
739 { CTL_DIR, NET_X25, "x25", bin_net_x25_table },
740 { CTL_DIR, NET_TR, "token-ring", bin_net_tr_table },
741 { CTL_DIR, NET_DECNET, "decnet", bin_net_decnet_table },
742 /* NET_ECONET not used */
743 { CTL_DIR, NET_SCTP, "sctp", bin_net_sctp_table },
744 { CTL_DIR, NET_LLC, "llc", bin_net_llc_table },
745 { CTL_DIR, NET_NETFILTER, "netfilter", bin_net_netfilter_table },
746 /* NET_DCCP "dccp" no longer used */
747 { CTL_DIR, NET_IRDA, "irda", bin_net_irda_table },
748 { CTL_INT, 2089, "nf_conntrack_max" },
749 {}
750};
751
752static const struct bin_table bin_fs_quota_table[] = {
753 { CTL_INT, FS_DQ_LOOKUPS, "lookups" },
754 { CTL_INT, FS_DQ_DROPS, "drops" },
755 { CTL_INT, FS_DQ_READS, "reads" },
756 { CTL_INT, FS_DQ_WRITES, "writes" },
757 { CTL_INT, FS_DQ_CACHE_HITS, "cache_hits" },
758 { CTL_INT, FS_DQ_ALLOCATED, "allocated_dquots" },
759 { CTL_INT, FS_DQ_FREE, "free_dquots" },
760 { CTL_INT, FS_DQ_SYNCS, "syncs" },
761 { CTL_INT, FS_DQ_WARNINGS, "warnings" },
762 {}
763};
764
765static const struct bin_table bin_fs_xfs_table[] = {
766 { CTL_INT, XFS_SGID_INHERIT, "irix_sgid_inherit" },
767 { CTL_INT, XFS_SYMLINK_MODE, "irix_symlink_mode" },
768 { CTL_INT, XFS_PANIC_MASK, "panic_mask" },
769
770 { CTL_INT, XFS_ERRLEVEL, "error_level" },
771 { CTL_INT, XFS_SYNCD_TIMER, "xfssyncd_centisecs" },
772 { CTL_INT, XFS_INHERIT_SYNC, "inherit_sync" },
773 { CTL_INT, XFS_INHERIT_NODUMP, "inherit_nodump" },
774 { CTL_INT, XFS_INHERIT_NOATIME, "inherit_noatime" },
775 { CTL_INT, XFS_BUF_TIMER, "xfsbufd_centisecs" },
776 { CTL_INT, XFS_BUF_AGE, "age_buffer_centisecs" },
777 { CTL_INT, XFS_INHERIT_NOSYM, "inherit_nosymlinks" },
778 { CTL_INT, XFS_ROTORSTEP, "rotorstep" },
779 { CTL_INT, XFS_INHERIT_NODFRG, "inherit_nodefrag" },
780 { CTL_INT, XFS_FILESTREAM_TIMER, "filestream_centisecs" },
781 { CTL_INT, XFS_STATS_CLEAR, "stats_clear" },
782 {}
783};
784
785static const struct bin_table bin_fs_ocfs2_nm_table[] = {
786 { CTL_STR, 1, "hb_ctl_path" },
787 {}
788};
789
790static const struct bin_table bin_fs_ocfs2_table[] = {
791 { CTL_DIR, 1, "nm", bin_fs_ocfs2_nm_table },
792 {}
793};
794
795static const struct bin_table bin_inotify_table[] = {
796 { CTL_INT, INOTIFY_MAX_USER_INSTANCES, "max_user_instances" },
797 { CTL_INT, INOTIFY_MAX_USER_WATCHES, "max_user_watches" },
798 { CTL_INT, INOTIFY_MAX_QUEUED_EVENTS, "max_queued_events" },
799 {}
800};
801
802static const struct bin_table bin_fs_table[] = {
803 { CTL_INT, FS_NRINODE, "inode-nr" },
804 { CTL_INT, FS_STATINODE, "inode-state" },
805 /* FS_MAXINODE unused */
806 /* FS_NRDQUOT unused */
807 /* FS_MAXDQUOT unused */
808 /* FS_NRFILE "file-nr" no longer used */
809 { CTL_INT, FS_MAXFILE, "file-max" },
810 { CTL_INT, FS_DENTRY, "dentry-state" },
811 /* FS_NRSUPER unused */
812 /* FS_MAXUPSER unused */
813 { CTL_INT, FS_OVERFLOWUID, "overflowuid" },
814 { CTL_INT, FS_OVERFLOWGID, "overflowgid" },
815 { CTL_INT, FS_LEASES, "leases-enable" },
816 { CTL_INT, FS_DIR_NOTIFY, "dir-notify-enable" },
817 { CTL_INT, FS_LEASE_TIME, "lease-break-time" },
818 { CTL_DIR, FS_DQSTATS, "quota", bin_fs_quota_table },
819 { CTL_DIR, FS_XFS, "xfs", bin_fs_xfs_table },
820 { CTL_ULONG, FS_AIO_NR, "aio-nr" },
821 { CTL_ULONG, FS_AIO_MAX_NR, "aio-max-nr" },
822 { CTL_DIR, FS_INOTIFY, "inotify", bin_inotify_table },
823 { CTL_DIR, FS_OCFS2, "ocfs2", bin_fs_ocfs2_table },
824 { CTL_INT, KERN_SETUID_DUMPABLE, "suid_dumpable" },
825 {}
826};
827
828static const struct bin_table bin_ipmi_table[] = {
829 { CTL_INT, DEV_IPMI_POWEROFF_POWERCYCLE, "poweroff_powercycle" },
830 {}
831};
832
833static const struct bin_table bin_mac_hid_files[] = {
834 /* DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES unused */
835 /* DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES unused */
836 { CTL_INT, DEV_MAC_HID_MOUSE_BUTTON_EMULATION, "mouse_button_emulation" },
837 { CTL_INT, DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE, "mouse_button2_keycode" },
838 { CTL_INT, DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE, "mouse_button3_keycode" },
839 /* DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES unused */
840 {}
841};
842
843static const struct bin_table bin_raid_table[] = {
844 { CTL_INT, DEV_RAID_SPEED_LIMIT_MIN, "speed_limit_min" },
845 { CTL_INT, DEV_RAID_SPEED_LIMIT_MAX, "speed_limit_max" },
846 {}
847};
848
849static const struct bin_table bin_scsi_table[] = {
850 { CTL_INT, DEV_SCSI_LOGGING_LEVEL, "logging_level" },
851 {}
852};
853
854static const struct bin_table bin_dev_table[] = {
855 /* DEV_CDROM "cdrom" no longer used */
856 /* DEV_HWMON unused */
857 /* DEV_PARPORT "parport" no longer used */
858 { CTL_DIR, DEV_RAID, "raid", bin_raid_table },
859 { CTL_DIR, DEV_MAC_HID, "mac_hid", bin_mac_hid_files },
860 { CTL_DIR, DEV_SCSI, "scsi", bin_scsi_table },
861 { CTL_DIR, DEV_IPMI, "ipmi", bin_ipmi_table },
862 {}
863};
864
865static const struct bin_table bin_bus_isa_table[] = {
866 { CTL_INT, BUS_ISA_MEM_BASE, "membase" },
867 { CTL_INT, BUS_ISA_PORT_BASE, "portbase" },
868 { CTL_INT, BUS_ISA_PORT_SHIFT, "portshift" },
869 {}
870};
871
872static const struct bin_table bin_bus_table[] = {
873 { CTL_DIR, CTL_BUS_ISA, "isa", bin_bus_isa_table },
874 {}
875};
876
877
878static const struct bin_table bin_s390dbf_table[] = {
879 { CTL_INT, 5678 /* CTL_S390DBF_STOPPABLE */, "debug_stoppable" },
880 { CTL_INT, 5679 /* CTL_S390DBF_ACTIVE */, "debug_active" },
881 {}
882};
883
884static const struct bin_table bin_sunrpc_table[] = {
885 /* CTL_RPCDEBUG "rpc_debug" no longer used */
886 /* CTL_NFSDEBUG "nfs_debug" no longer used */
887 /* CTL_NFSDDEBUG "nfsd_debug" no longer used */
888 /* CTL_NLMDEBUG "nlm_debug" no longer used */
889
890 { CTL_INT, CTL_SLOTTABLE_UDP, "udp_slot_table_entries" },
891 { CTL_INT, CTL_SLOTTABLE_TCP, "tcp_slot_table_entries" },
892 { CTL_INT, CTL_MIN_RESVPORT, "min_resvport" },
893 { CTL_INT, CTL_MAX_RESVPORT, "max_resvport" },
894 {}
895};
896
897static const struct bin_table bin_pm_table[] = {
898 /* frv specific */
899 /* 1 == CTL_PM_SUSPEND "suspend" no longer used" */
900 { CTL_INT, 2 /* CTL_PM_CMODE */, "cmode" },
901 { CTL_INT, 3 /* CTL_PM_P0 */, "p0" },
902 { CTL_INT, 4 /* CTL_PM_CM */, "cm" },
903 {}
904};
905
906static const struct bin_table bin_root_table[] = {
907 { CTL_DIR, CTL_KERN, "kernel", bin_kern_table },
908 { CTL_DIR, CTL_VM, "vm", bin_vm_table },
909 { CTL_DIR, CTL_NET, "net", bin_net_table },
910 /* CTL_PROC not used */
911 { CTL_DIR, CTL_FS, "fs", bin_fs_table },
912 /* CTL_DEBUG "debug" no longer used */
913 { CTL_DIR, CTL_DEV, "dev", bin_dev_table },
914 { CTL_DIR, CTL_BUS, "bus", bin_bus_table },
915 { CTL_DIR, CTL_ABI, "abi" },
916 /* CTL_CPU not used */
917 /* CTL_ARLAN "arlan" no longer used */
918 { CTL_DIR, CTL_S390DBF, "s390dbf", bin_s390dbf_table },
919 { CTL_DIR, CTL_SUNRPC, "sunrpc", bin_sunrpc_table },
920 { CTL_DIR, CTL_PM, "pm", bin_pm_table },
921 {}
922};
923
924static ssize_t bin_dir(struct file *file,
925 void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
926{
927 return -ENOTDIR;
928}
929
930
931static ssize_t bin_string(struct file *file,
932 void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
933{
934 ssize_t result, copied = 0;
935
936 if (oldval && oldlen) {
937 char __user *lastp;
938 loff_t pos = 0;
939 int ch;
940
941 result = vfs_read(file, oldval, oldlen, &pos);
942 if (result < 0)
943 goto out;
944
945 copied = result;
946 lastp = oldval + copied - 1;
947
948 result = -EFAULT;
949 if (get_user(ch, lastp))
950 goto out;
951
952 /* Trim off the trailing newline */
953 if (ch == '\n') {
954 result = -EFAULT;
955 if (put_user('\0', lastp))
956 goto out;
957 copied -= 1;
958 }
959 }
960
961 if (newval && newlen) {
962 loff_t pos = 0;
963
964 result = vfs_write(file, newval, newlen, &pos);
965 if (result < 0)
966 goto out;
967 }
968
969 result = copied;
970out:
971 return result;
972}
973
974static ssize_t bin_intvec(struct file *file,
975 void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
976{
26a7034b
EB		 977 ssize_t copied = 0;
978 char *buffer;
979 ssize_t result;
980
981 result = -ENOMEM;
982 buffer = kmalloc(BUFSZ, GFP_KERNEL);
983 if (!buffer)
984 goto out;
985
986 if (oldval && oldlen) {
987 unsigned __user *vec = oldval;
988 size_t length = oldlen / sizeof(*vec);
26a7034b
EB		 989 char *str, *end;
990 int i;
991
7bb307e8 992 result = kernel_read(file, 0, buffer, BUFSZ - 1);
26a7034b
EB		 993 if (result < 0)
994 goto out_kfree;
995
996 str = buffer;
997 end = str + result;
998 *end++ = '\0';
999 for (i = 0; i < length; i++) {
1000 unsigned long value;
1001
1002 value = simple_strtoul(str, &str, 10);
1003 while (isspace(*str))
1004 str++;
1005
1006 result = -EFAULT;
1007 if (put_user(value, vec + i))
1008 goto out_kfree;
1009
1010 copied += sizeof(*vec);
1011 if (!isdigit(*str))
1012 break;
1013 }
1014 }
1015
1016 if (newval && newlen) {
1017 unsigned __user *vec = newval;
1018 size_t length = newlen / sizeof(*vec);
26a7034b
EB		 1019 char *str, *end;
1020 int i;
1021
1022 str = buffer;
1023 end = str + BUFSZ;
1024 for (i = 0; i < length; i++) {
1025 unsigned long value;
1026
1027 result = -EFAULT;
1028 if (get_user(value, vec + i))
1029 goto out_kfree;
1030
1031 str += snprintf(str, end - str, "%lu\t", value);
1032 }
1033
7bb307e8 1034 result = kernel_write(file, buffer, str - buffer, 0);
26a7034b
EB		 1035 if (result < 0)
1036 goto out_kfree;
1037 }
1038 result = copied;
1039out_kfree:
1040 kfree(buffer);
1041out:
1042 return result;
1043}
1044
1045static ssize_t bin_ulongvec(struct file *file,
1046 void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
afa588b2 1047{
26a7034b
EB		 1048 ssize_t copied = 0;
1049 char *buffer;
1050 ssize_t result;
1051
1052 result = -ENOMEM;
1053 buffer = kmalloc(BUFSZ, GFP_KERNEL);
1054 if (!buffer)
1055 goto out;
1056
1057 if (oldval && oldlen) {
1058 unsigned long __user *vec = oldval;
1059 size_t length = oldlen / sizeof(*vec);
26a7034b
EB		 1060 char *str, *end;
1061 int i;
1062
7bb307e8 1063 result = kernel_read(file, 0, buffer, BUFSZ - 1);
26a7034b
EB		 1064 if (result < 0)
1065 goto out_kfree;
1066
1067 str = buffer;
1068 end = str + result;
1069 *end++ = '\0';
1070 for (i = 0; i < length; i++) {
1071 unsigned long value;
1072
1073 value = simple_strtoul(str, &str, 10);
1074 while (isspace(*str))
1075 str++;
1076
1077 result = -EFAULT;
1078 if (put_user(value, vec + i))
1079 goto out_kfree;
1080
1081 copied += sizeof(*vec);
1082 if (!isdigit(*str))
1083 break;
1084 }
afa588b2
EB		 1085 }
1086
26a7034b
EB		 1087 if (newval && newlen) {
1088 unsigned long __user *vec = newval;
1089 size_t length = newlen / sizeof(*vec);
26a7034b
EB		 1090 char *str, *end;
1091 int i;
1092
1093 str = buffer;
1094 end = str + BUFSZ;
1095 for (i = 0; i < length; i++) {
1096 unsigned long value;
1097
1098 result = -EFAULT;
1099 if (get_user(value, vec + i))
1100 goto out_kfree;
1101
1102 str += snprintf(str, end - str, "%lu\t", value);
1103 }
1104
7bb307e8 1105 result = kernel_write(file, buffer, str - buffer, 0);
26a7034b
EB		 1106 if (result < 0)
1107 goto out_kfree;
afa588b2 1108 }
26a7034b
EB		 1109 result = copied;
1110out_kfree:
1111 kfree(buffer);
1112out:
1113 return result;
1114}
1115
26a7034b
EB		 1116static ssize_t bin_uuid(struct file *file,
1117 void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
afa588b2 1118{
26a7034b
EB		 1119 ssize_t result, copied = 0;
1120
1121 /* Only supports reads */
1122 if (oldval && oldlen) {
26a7034b
EB		 1123 char buf[40], *str = buf;
1124 unsigned char uuid[16];
1125 int i;
1126
7bb307e8 1127 result = kernel_read(file, 0, buf, sizeof(buf) - 1);
26a7034b
EB		 1128 if (result < 0)
1129 goto out;
1130
1131 buf[result] = '\0';
1132
1133 /* Convert the uuid to from a string to binary */
1134 for (i = 0; i < 16; i++) {
1135 result = -EIO;
1136 if (!isxdigit(str[0]) || !isxdigit(str[1]))
1137 goto out;
1138
69e4469a
AS		 1139 uuid[i] = (hex_to_bin(str[0]) << 4) |
1140 hex_to_bin(str[1]);
26a7034b
EB		 1141 str += 2;
1142 if (*str == '-')
1143 str++;
1144 }
1145
1146 if (oldlen > 16)
1147 oldlen = 16;
1148
1149 result = -EFAULT;
1150 if (copy_to_user(oldval, uuid, oldlen))
1151 goto out;
1152
1153 copied = oldlen;
1154 }
1155 result = copied;
1156out:
1157 return result;
1158}
1159
1160static ssize_t bin_dn_node_address(struct file *file,
1161 void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
1162{
26a7034b
EB		 1163 ssize_t result, copied = 0;
1164
1165 if (oldval && oldlen) {
26a7034b
EB		 1166 char buf[15], *nodep;
1167 unsigned long area, node;
1168 __le16 dnaddr;
1169
7bb307e8 1170 result = kernel_read(file, 0, buf, sizeof(buf) - 1);
26a7034b
EB		 1171 if (result < 0)
1172 goto out;
1173
1174 buf[result] = '\0';
1175
b595076a 1176 /* Convert the decnet address to binary */
26a7034b 1177 result = -EIO;
df1778be 1178 nodep = strchr(buf, '.');
26a7034b
EB		 1179 if (!nodep)
1180 goto out;
df1778be 1181 ++nodep;
26a7034b
EB		 1182
1183 area = simple_strtoul(buf, NULL, 10);
1184 node = simple_strtoul(nodep, NULL, 10);
1185
1186 result = -EIO;
1187 if ((area > 63)||(node > 1023))
1188 goto out;
1189
1190 dnaddr = cpu_to_le16((area << 10) | node);
1191
1192 result = -EFAULT;
1193 if (put_user(dnaddr, (__le16 __user *)oldval))
1194 goto out;
1195
1196 copied = sizeof(dnaddr);
1197 }
1198
1199 if (newval && newlen) {
26a7034b
EB		 1200 __le16 dnaddr;
1201 char buf[15];
1202 int len;
1203
1204 result = -EINVAL;
1205 if (newlen != sizeof(dnaddr))
1206 goto out;
1207
1208 result = -EFAULT;
1209 if (get_user(dnaddr, (__le16 __user *)newval))
1210 goto out;
1211
1212 len = snprintf(buf, sizeof(buf), "%hu.%hu",
1213 le16_to_cpu(dnaddr) >> 10,
1214 le16_to_cpu(dnaddr) & 0x3ff);
1215
7bb307e8 1216 result = kernel_write(file, buf, len, 0);
26a7034b
EB		 1217 if (result < 0)
1218 goto out;
1219 }
1220
1221 result = copied;
1222out:
1223 return result;
1224}
1225
1226static const struct bin_table *get_sysctl(const int *name, int nlen, char *path)
1227{
1228 const struct bin_table *table = &bin_root_table[0];
26a7034b
EB		 1229 int ctl_name;
1230
63395b65
EB		 1231 /* The binary sysctl tables have a small maximum depth so
1232 * there is no danger of overflowing our path as it PATH_MAX
1233 * bytes long.
1234 */
26a7034b
EB		 1235 memcpy(path, "sys/", 4);
1236 path += 4;
1237
afa588b2
EB		 1238repeat:
1239 if (!nlen)
26a7034b
EB		 1240 return ERR_PTR(-ENOTDIR);
1241 ctl_name = *name;
1242 name++;
1243 nlen--;
1244 for ( ; table->convert; table++) {
63395b65 1245 int len = 0;
26a7034b 1246
26a7034b
EB		 1247 /*
1248 * For a wild card entry map from ifindex to network
1249 * device name.
1250 */
757010f0
EB		 1251 if (!table->ctl_name) {
1252#ifdef CONFIG_NET
63395b65
EB		 1253 struct net *net = current->nsproxy->net_ns;
1254 struct net_device *dev;
26a7034b 1255 dev = dev_get_by_index(net, ctl_name);
63395b65
EB		 1256 if (dev) {
1257 len = strlen(dev->name);
1258 memcpy(path, dev->name, len);
1259 dev_put(dev);
1260 }
63395b65 1261#endif
757010f0
EB		 1262 /* Use the well known sysctl number to proc name mapping */
1263 } else if (ctl_name == table->ctl_name) {
1264 len = strlen(table->procname);
1265 memcpy(path, table->procname, len);
1266 }
63395b65 1267 if (len) {
26a7034b 1268 path += len;
afa588b2 1269 if (table->child) {
26a7034b 1270 *path++ = '/';
afa588b2
EB		 1271 table = table->child;
1272 goto repeat;
1273 }
26a7034b
EB		 1274 *path = '\0';
1275 return table;
afa588b2
EB		 1276 }
1277 }
26a7034b 1278 return ERR_PTR(-ENOTDIR);
afa588b2
EB		 1279}
1280
26a7034b 1281static char *sysctl_getname(const int *name, int nlen, const struct bin_table **tablep)
afa588b2 1282{
26a7034b
EB		 1283 char *tmp, *result;
1284
1285 result = ERR_PTR(-ENOMEM);
1286 tmp = __getname();
1287 if (tmp) {
1288 const struct bin_table *table = get_sysctl(name, nlen, tmp);
1289 result = tmp;
1290 *tablep = table;
1291 if (IS_ERR(table)) {
1292 __putname(tmp);
1293 result = ERR_CAST(table);
afa588b2
EB		 1294 }
1295 }
26a7034b 1296 return result;
afa588b2
EB		 1297}
1298
26a7034b
EB		 1299static ssize_t binary_sysctl(const int *name, int nlen,
1300 void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
1301{
1302 const struct bin_table *table = NULL;
26a7034b
EB		 1303 struct vfsmount *mnt;
1304 struct file *file;
1305 ssize_t result;
1306 char *pathname;
1307 int flags;
26a7034b
EB		 1308
1309 pathname = sysctl_getname(name, nlen, &table);
1310 result = PTR_ERR(pathname);
1311 if (IS_ERR(pathname))
1312 goto out;
1313
1314 /* How should the sysctl be accessed? */
1315 if (oldval && oldlen && newval && newlen) {
1316 flags = O_RDWR;
26a7034b
EB		 1317 } else if (newval && newlen) {
1318 flags = O_WRONLY;
26a7034b
EB		 1319 } else if (oldval && oldlen) {
1320 flags = O_RDONLY;
26a7034b
EB		 1321 } else {
1322 result = 0;
1323 goto out_putname;
1324 }
1325
17cf22c3 1326 mnt = task_active_pid_ns(current)->proc_mnt;
73d049a4 1327 file = file_open_root(mnt->mnt_root, mnt, pathname, flags);
26a7034b
EB		 1328 result = PTR_ERR(file);
1329 if (IS_ERR(file))
1330 goto out_putname;
1331
1332 result = table->convert(file, oldval, oldlen, newval, newlen);
1333
1334 fput(file);
1335out_putname:
3d3c8f93 1336 __putname(pathname);
26a7034b
EB		 1337out:
1338 return result;
26a7034b
EB		 1339}
1340
1341
afa588b2
EB		 1342#else /* CONFIG_SYSCTL_SYSCALL */
1343
26a7034b
EB		 1344static ssize_t binary_sysctl(const int *name, int nlen,
1345 void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
afa588b2 1346{
2830b683 1347 return -ENOSYS;
afa588b2
EB		 1348}
1349
1350#endif /* CONFIG_SYSCTL_SYSCALL */
1351
26a7034b 1352
2830b683 1353static void deprecated_sysctl_warning(const int *name, int nlen)
afa588b2 1354{
afa588b2
EB		 1355 int i;
1356
61cf6931
AK		 1357 /*
1358 * CTL_KERN/KERN_VERSION is used by older glibc and cannot
1359 * ever go away.
1360 */
1361 if (name[0] == CTL_KERN && name[1] == KERN_VERSION)
1362 return;
1363
2fb10732 1364 if (printk_ratelimit()) {
afa588b2
EB		 1365 printk(KERN_INFO
1366 "warning: process `%s' used the deprecated sysctl "
1367 "system call with ", current->comm);
2830b683 1368 for (i = 0; i < nlen; i++)
afa588b2
EB		 1369 printk("%d.", name[i]);
1370 printk("\n");
1371 }
2830b683
EB		 1372 return;
1373}
1374
4440095c
AK		 1375#define WARN_ONCE_HASH_BITS 8
1376#define WARN_ONCE_HASH_SIZE (1<<WARN_ONCE_HASH_BITS)
1377
1378static DECLARE_BITMAP(warn_once_bitmap, WARN_ONCE_HASH_SIZE);
1379
1380#define FNV32_OFFSET 2166136261U
1381#define FNV32_PRIME 0x01000193
1382
1383/*
1384 * Print each legacy sysctl (approximately) only once.
1385 * To avoid making the tables non-const use a external
1386 * hash-table instead.
1387 * Worst case hash collision: 6, but very rarely.
1388 * NOTE! We don't use the SMP-safe bit tests. We simply
1389 * don't care enough.
1390 */
1391static void warn_on_bintable(const int *name, int nlen)
1392{
1393 int i;
1394 u32 hash = FNV32_OFFSET;
1395
1396 for (i = 0; i < nlen; i++)
1397 hash = (hash ^ name[i]) * FNV32_PRIME;
1398 hash %= WARN_ONCE_HASH_SIZE;
1399 if (__test_and_set_bit(hash, warn_once_bitmap))
1400 return;
1401 deprecated_sysctl_warning(name, nlen);
1402}
1403
26a7034b
EB		 1404static ssize_t do_sysctl(int __user *args_name, int nlen,
1405 void __user *oldval, size_t oldlen, void __user *newval, size_t newlen)
2830b683
EB		 1406{
1407 int name[CTL_MAXNAME];
2830b683
EB		 1408 int i;
1409
26a7034b
EB		 1410 /* Check args->nlen. */
1411 if (nlen < 0 || nlen > CTL_MAXNAME)
2830b683 1412 return -ENOTDIR;
2830b683
EB		 1413 /* Read in the sysctl name for simplicity */
1414 for (i = 0; i < nlen; i++)
1415 if (get_user(name[i], args_name + i))
1416 return -EFAULT;
1417
4440095c 1418 warn_on_bintable(name, nlen);
2830b683 1419
26a7034b 1420 return binary_sysctl(name, nlen, oldval, oldlen, newval, newlen);
2830b683
EB		 1421}
1422
2830b683
EB		 1423SYSCALL_DEFINE1(sysctl, struct __sysctl_args __user *, args)
1424{
1425 struct __sysctl_args tmp;
26a7034b
EB		 1426 size_t oldlen = 0;
1427 ssize_t result;
2830b683
EB		 1428
1429 if (copy_from_user(&tmp, args, sizeof(tmp)))
1430 return -EFAULT;
1431
26a7034b
EB		 1432 if (tmp.oldval && !tmp.oldlenp)
1433 return -EFAULT;
1434
1435 if (tmp.oldlenp && get_user(oldlen, tmp.oldlenp))
1436 return -EFAULT;
1437
1438 result = do_sysctl(tmp.name, tmp.nlen, tmp.oldval, oldlen,
1439 tmp.newval, tmp.newlen);
1440
1441 if (result >= 0) {
1442 oldlen = result;
1443 result = 0;
1444 }
2830b683 1445
26a7034b
EB		 1446 if (tmp.oldlenp && put_user(oldlen, tmp.oldlenp))
1447 return -EFAULT;
1448
1449 return result;
afa588b2 1450}
da3f6f9b 1451
26a7034b 1452
da3f6f9b 1453#ifdef CONFIG_COMPAT
da3f6f9b
EB		 1454
1455struct compat_sysctl_args {
1456 compat_uptr_t name;
1457 int nlen;
1458 compat_uptr_t oldval;
1459 compat_uptr_t oldlenp;
1460 compat_uptr_t newval;
1461 compat_size_t newlen;
1462 compat_ulong_t __unused[4];
1463};
1464
c5ddd202 1465COMPAT_SYSCALL_DEFINE1(sysctl, struct compat_sysctl_args __user *, args)
da3f6f9b
EB		 1466{
1467 struct compat_sysctl_args tmp;
1468 compat_size_t __user *compat_oldlenp;
da3f6f9b
EB		 1469 size_t oldlen = 0;
1470 ssize_t result;
1471
1472 if (copy_from_user(&tmp, args, sizeof(tmp)))
1473 return -EFAULT;
1474
26a7034b
EB		 1475 if (tmp.oldval && !tmp.oldlenp)
1476 return -EFAULT;
da3f6f9b 1477
26a7034b
EB		 1478 compat_oldlenp = compat_ptr(tmp.oldlenp);
1479 if (compat_oldlenp && get_user(oldlen, compat_oldlenp))
1480 return -EFAULT;
da3f6f9b 1481
da3f6f9b 1482 result = do_sysctl(compat_ptr(tmp.name), tmp.nlen,
26a7034b 1483 compat_ptr(tmp.oldval), oldlen,
da3f6f9b 1484 compat_ptr(tmp.newval), tmp.newlen);
da3f6f9b 1485
26a7034b
EB		 1486 if (result >= 0) {
1487 oldlen = result;
1488 result = 0;
da3f6f9b
EB		 1489 }
1490
26a7034b
EB		 1491 if (compat_oldlenp && put_user(oldlen, compat_oldlenp))
1492 return -EFAULT;
1493
da3f6f9b
EB		 1494 return result;
1495}
1496
1497#endif /* CONFIG_COMPAT */
kernel source for telekom puls (alcatel/mediatek)