uapi: move forward declarations of internal structures
[cascardo/linux.git] / include / uapi / linux / sysctl.h
1 /*
2  * sysctl.h: General linux system control interface
3  *
4  * Begun 24 March 1995, Stephen Tweedie
5  *
6  ****************************************************************
7  ****************************************************************
8  **
9  **  WARNING:
10  **  The values in this file are exported to user space via 
11  **  the sysctl() binary interface.  Do *NOT* change the
12  **  numbering of any existing values here, and do not change
13  **  any numbers within any one set of values.  If you have to
14  **  redefine an existing interface, use a new number for it.
15  **  The kernel will then return -ENOTDIR to any application using
16  **  the old binary interface.
17  **
18  ****************************************************************
19  ****************************************************************
20  */
21
22 #ifndef _UAPI_LINUX_SYSCTL_H
23 #define _UAPI_LINUX_SYSCTL_H
24
25 #include <linux/kernel.h>
26 #include <linux/types.h>
27 #include <linux/compiler.h>
28
29 #define CTL_MAXNAME 10          /* how many path components do we allow in a
30                                    call to sysctl?   In other words, what is
31                                    the largest acceptable value for the nlen
32                                    member of a struct __sysctl_args to have? */
33
34 struct __sysctl_args {
35         int __user *name;
36         int nlen;
37         void __user *oldval;
38         size_t __user *oldlenp;
39         void __user *newval;
40         size_t newlen;
41         unsigned long __unused[4];
42 };
43
44 /* Define sysctl names first */
45
46 /* Top-level names: */
47
48 enum
49 {
50         CTL_KERN=1,             /* General kernel info and control */
51         CTL_VM=2,               /* VM management */
52         CTL_NET=3,              /* Networking */
53         CTL_PROC=4,             /* removal breaks strace(1) compilation */
54         CTL_FS=5,               /* Filesystems */
55         CTL_DEBUG=6,            /* Debugging */
56         CTL_DEV=7,              /* Devices */
57         CTL_BUS=8,              /* Busses */
58         CTL_ABI=9,              /* Binary emulation */
59         CTL_CPU=10,             /* CPU stuff (speed scaling, etc) */
60         CTL_ARLAN=254,          /* arlan wireless driver */
61         CTL_S390DBF=5677,       /* s390 debug */
62         CTL_SUNRPC=7249,        /* sunrpc debug */
63         CTL_PM=9899,            /* frv power management */
64         CTL_FRV=9898,           /* frv specific sysctls */
65 };
66
67 /* CTL_BUS names: */
68 enum
69 {
70         CTL_BUS_ISA=1           /* ISA */
71 };
72
73 /* /proc/sys/fs/inotify/ */
74 enum
75 {
76         INOTIFY_MAX_USER_INSTANCES=1,   /* max instances per user */
77         INOTIFY_MAX_USER_WATCHES=2,     /* max watches per user */
78         INOTIFY_MAX_QUEUED_EVENTS=3     /* max queued events per instance */
79 };
80
81 /* CTL_KERN names: */
82 enum
83 {
84         KERN_OSTYPE=1,          /* string: system version */
85         KERN_OSRELEASE=2,       /* string: system release */
86         KERN_OSREV=3,           /* int: system revision */
87         KERN_VERSION=4,         /* string: compile time info */
88         KERN_SECUREMASK=5,      /* struct: maximum rights mask */
89         KERN_PROF=6,            /* table: profiling information */
90         KERN_NODENAME=7,        /* string: hostname */
91         KERN_DOMAINNAME=8,      /* string: domainname */
92
93         KERN_PANIC=15,          /* int: panic timeout */
94         KERN_REALROOTDEV=16,    /* real root device to mount after initrd */
95
96         KERN_SPARC_REBOOT=21,   /* reboot command on Sparc */
97         KERN_CTLALTDEL=22,      /* int: allow ctl-alt-del to reboot */
98         KERN_PRINTK=23,         /* struct: control printk logging parameters */
99         KERN_NAMETRANS=24,      /* Name translation */
100         KERN_PPC_HTABRECLAIM=25, /* turn htab reclaimation on/off on PPC */
101         KERN_PPC_ZEROPAGED=26,  /* turn idle page zeroing on/off on PPC */
102         KERN_PPC_POWERSAVE_NAP=27, /* use nap mode for power saving */
103         KERN_MODPROBE=28,       /* string: modprobe path */
104         KERN_SG_BIG_BUFF=29,    /* int: sg driver reserved buffer size */
105         KERN_ACCT=30,           /* BSD process accounting parameters */
106         KERN_PPC_L2CR=31,       /* l2cr register on PPC */
107
108         KERN_RTSIGNR=32,        /* Number of rt sigs queued */
109         KERN_RTSIGMAX=33,       /* Max queuable */
110         
111         KERN_SHMMAX=34,         /* long: Maximum shared memory segment */
112         KERN_MSGMAX=35,         /* int: Maximum size of a messege */
113         KERN_MSGMNB=36,         /* int: Maximum message queue size */
114         KERN_MSGPOOL=37,        /* int: Maximum system message pool size */
115         KERN_SYSRQ=38,          /* int: Sysreq enable */
116         KERN_MAX_THREADS=39,    /* int: Maximum nr of threads in the system */
117         KERN_RANDOM=40,         /* Random driver */
118         KERN_SHMALL=41,         /* int: Maximum size of shared memory */
119         KERN_MSGMNI=42,         /* int: msg queue identifiers */
120         KERN_SEM=43,            /* struct: sysv semaphore limits */
121         KERN_SPARC_STOP_A=44,   /* int: Sparc Stop-A enable */
122         KERN_SHMMNI=45,         /* int: shm array identifiers */
123         KERN_OVERFLOWUID=46,    /* int: overflow UID */
124         KERN_OVERFLOWGID=47,    /* int: overflow GID */
125         KERN_SHMPATH=48,        /* string: path to shm fs */
126         KERN_HOTPLUG=49,        /* string: path to uevent helper (deprecated) */
127         KERN_IEEE_EMULATION_WARNINGS=50, /* int: unimplemented ieee instructions */
128         KERN_S390_USER_DEBUG_LOGGING=51,  /* int: dumps of user faults */
129         KERN_CORE_USES_PID=52,          /* int: use core or core.%pid */
130         KERN_TAINTED=53,        /* int: various kernel tainted flags */
131         KERN_CADPID=54,         /* int: PID of the process to notify on CAD */
132         KERN_PIDMAX=55,         /* int: PID # limit */
133         KERN_CORE_PATTERN=56,   /* string: pattern for core-file names */
134         KERN_PANIC_ON_OOPS=57,  /* int: whether we will panic on an oops */
135         KERN_HPPA_PWRSW=58,     /* int: hppa soft-power enable */
136         KERN_HPPA_UNALIGNED=59, /* int: hppa unaligned-trap enable */
137         KERN_PRINTK_RATELIMIT=60, /* int: tune printk ratelimiting */
138         KERN_PRINTK_RATELIMIT_BURST=61, /* int: tune printk ratelimiting */
139         KERN_PTY=62,            /* dir: pty driver */
140         KERN_NGROUPS_MAX=63,    /* int: NGROUPS_MAX */
141         KERN_SPARC_SCONS_PWROFF=64, /* int: serial console power-off halt */
142         KERN_HZ_TIMER=65,       /* int: hz timer on or off */
143         KERN_UNKNOWN_NMI_PANIC=66, /* int: unknown nmi panic flag */
144         KERN_BOOTLOADER_TYPE=67, /* int: boot loader type */
145         KERN_RANDOMIZE=68, /* int: randomize virtual address space */
146         KERN_SETUID_DUMPABLE=69, /* int: behaviour of dumps for setuid core */
147         KERN_SPIN_RETRY=70,     /* int: number of spinlock retries */
148         KERN_ACPI_VIDEO_FLAGS=71, /* int: flags for setting up video after ACPI sleep */
149         KERN_IA64_UNALIGNED=72, /* int: ia64 unaligned userland trap enable */
150         KERN_COMPAT_LOG=73,     /* int: print compat layer  messages */
151         KERN_MAX_LOCK_DEPTH=74, /* int: rtmutex's maximum lock depth */
152         KERN_NMI_WATCHDOG=75, /* int: enable/disable nmi watchdog */
153         KERN_PANIC_ON_NMI=76, /* int: whether we will panic on an unrecovered */
154         KERN_PANIC_ON_WARN=77, /* int: call panic() in WARN() functions */
155 };
156
157
158
159 /* CTL_VM names: */
160 enum
161 {
162         VM_UNUSED1=1,           /* was: struct: Set vm swapping control */
163         VM_UNUSED2=2,           /* was; int: Linear or sqrt() swapout for hogs */
164         VM_UNUSED3=3,           /* was: struct: Set free page thresholds */
165         VM_UNUSED4=4,           /* Spare */
166         VM_OVERCOMMIT_MEMORY=5, /* Turn off the virtual memory safety limit */
167         VM_UNUSED5=6,           /* was: struct: Set buffer memory thresholds */
168         VM_UNUSED7=7,           /* was: struct: Set cache memory thresholds */
169         VM_UNUSED8=8,           /* was: struct: Control kswapd behaviour */
170         VM_UNUSED9=9,           /* was: struct: Set page table cache parameters */
171         VM_PAGE_CLUSTER=10,     /* int: set number of pages to swap together */
172         VM_DIRTY_BACKGROUND=11, /* dirty_background_ratio */
173         VM_DIRTY_RATIO=12,      /* dirty_ratio */
174         VM_DIRTY_WB_CS=13,      /* dirty_writeback_centisecs */
175         VM_DIRTY_EXPIRE_CS=14,  /* dirty_expire_centisecs */
176         VM_NR_PDFLUSH_THREADS=15, /* nr_pdflush_threads */
177         VM_OVERCOMMIT_RATIO=16, /* percent of RAM to allow overcommit in */
178         VM_PAGEBUF=17,          /* struct: Control pagebuf parameters */
179         VM_HUGETLB_PAGES=18,    /* int: Number of available Huge Pages */
180         VM_SWAPPINESS=19,       /* Tendency to steal mapped memory */
181         VM_LOWMEM_RESERVE_RATIO=20,/* reservation ratio for lower memory zones */
182         VM_MIN_FREE_KBYTES=21,  /* Minimum free kilobytes to maintain */
183         VM_MAX_MAP_COUNT=22,    /* int: Maximum number of mmaps/address-space */
184         VM_LAPTOP_MODE=23,      /* vm laptop mode */
185         VM_BLOCK_DUMP=24,       /* block dump mode */
186         VM_HUGETLB_GROUP=25,    /* permitted hugetlb group */
187         VM_VFS_CACHE_PRESSURE=26, /* dcache/icache reclaim pressure */
188         VM_LEGACY_VA_LAYOUT=27, /* legacy/compatibility virtual address space layout */
189         VM_SWAP_TOKEN_TIMEOUT=28, /* default time for token time out */
190         VM_DROP_PAGECACHE=29,   /* int: nuke lots of pagecache */
191         VM_PERCPU_PAGELIST_FRACTION=30,/* int: fraction of pages in each percpu_pagelist */
192         VM_ZONE_RECLAIM_MODE=31, /* reclaim local zone memory before going off node */
193         VM_MIN_UNMAPPED=32,     /* Set min percent of unmapped pages */
194         VM_PANIC_ON_OOM=33,     /* panic at out-of-memory */
195         VM_VDSO_ENABLED=34,     /* map VDSO into new processes? */
196         VM_MIN_SLAB=35,          /* Percent pages ignored by zone reclaim */
197 };
198
199
200 /* CTL_NET names: */
201 enum
202 {
203         NET_CORE=1,
204         NET_ETHER=2,
205         NET_802=3,
206         NET_UNIX=4,
207         NET_IPV4=5,
208         NET_IPX=6,
209         NET_ATALK=7,
210         NET_NETROM=8,
211         NET_AX25=9,
212         NET_BRIDGE=10,
213         NET_ROSE=11,
214         NET_IPV6=12,
215         NET_X25=13,
216         NET_TR=14,
217         NET_DECNET=15,
218         NET_ECONET=16,
219         NET_SCTP=17,
220         NET_LLC=18,
221         NET_NETFILTER=19,
222         NET_DCCP=20,
223         NET_IRDA=412,
224 };
225
226 /* /proc/sys/kernel/random */
227 enum
228 {
229         RANDOM_POOLSIZE=1,
230         RANDOM_ENTROPY_COUNT=2,
231         RANDOM_READ_THRESH=3,
232         RANDOM_WRITE_THRESH=4,
233         RANDOM_BOOT_ID=5,
234         RANDOM_UUID=6
235 };
236
237 /* /proc/sys/kernel/pty */
238 enum
239 {
240         PTY_MAX=1,
241         PTY_NR=2
242 };
243
244 /* /proc/sys/bus/isa */
245 enum
246 {
247         BUS_ISA_MEM_BASE=1,
248         BUS_ISA_PORT_BASE=2,
249         BUS_ISA_PORT_SHIFT=3
250 };
251
252 /* /proc/sys/net/core */
253 enum
254 {
255         NET_CORE_WMEM_MAX=1,
256         NET_CORE_RMEM_MAX=2,
257         NET_CORE_WMEM_DEFAULT=3,
258         NET_CORE_RMEM_DEFAULT=4,
259 /* was  NET_CORE_DESTROY_DELAY */
260         NET_CORE_MAX_BACKLOG=6,
261         NET_CORE_FASTROUTE=7,
262         NET_CORE_MSG_COST=8,
263         NET_CORE_MSG_BURST=9,
264         NET_CORE_OPTMEM_MAX=10,
265         NET_CORE_HOT_LIST_LENGTH=11,
266         NET_CORE_DIVERT_VERSION=12,
267         NET_CORE_NO_CONG_THRESH=13,
268         NET_CORE_NO_CONG=14,
269         NET_CORE_LO_CONG=15,
270         NET_CORE_MOD_CONG=16,
271         NET_CORE_DEV_WEIGHT=17,
272         NET_CORE_SOMAXCONN=18,
273         NET_CORE_BUDGET=19,
274         NET_CORE_AEVENT_ETIME=20,
275         NET_CORE_AEVENT_RSEQTH=21,
276         NET_CORE_WARNINGS=22,
277 };
278
279 /* /proc/sys/net/ethernet */
280
281 /* /proc/sys/net/802 */
282
283 /* /proc/sys/net/unix */
284
285 enum
286 {
287         NET_UNIX_DESTROY_DELAY=1,
288         NET_UNIX_DELETE_DELAY=2,
289         NET_UNIX_MAX_DGRAM_QLEN=3,
290 };
291
292 /* /proc/sys/net/netfilter */
293 enum
294 {
295         NET_NF_CONNTRACK_MAX=1,
296         NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2,
297         NET_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3,
298         NET_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4,
299         NET_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5,
300         NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6,
301         NET_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7,
302         NET_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8,
303         NET_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9,
304         NET_NF_CONNTRACK_UDP_TIMEOUT=10,
305         NET_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11,
306         NET_NF_CONNTRACK_ICMP_TIMEOUT=12,
307         NET_NF_CONNTRACK_GENERIC_TIMEOUT=13,
308         NET_NF_CONNTRACK_BUCKETS=14,
309         NET_NF_CONNTRACK_LOG_INVALID=15,
310         NET_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16,
311         NET_NF_CONNTRACK_TCP_LOOSE=17,
312         NET_NF_CONNTRACK_TCP_BE_LIBERAL=18,
313         NET_NF_CONNTRACK_TCP_MAX_RETRANS=19,
314         NET_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20,
315         NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21,
316         NET_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22,
317         NET_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23,
318         NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24,
319         NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25,
320         NET_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26,
321         NET_NF_CONNTRACK_COUNT=27,
322         NET_NF_CONNTRACK_ICMPV6_TIMEOUT=28,
323         NET_NF_CONNTRACK_FRAG6_TIMEOUT=29,
324         NET_NF_CONNTRACK_FRAG6_LOW_THRESH=30,
325         NET_NF_CONNTRACK_FRAG6_HIGH_THRESH=31,
326         NET_NF_CONNTRACK_CHECKSUM=32,
327 };
328
329 /* /proc/sys/net/ipv4 */
330 enum
331 {
332         /* v2.0 compatibile variables */
333         NET_IPV4_FORWARD=8,
334         NET_IPV4_DYNADDR=9,
335
336         NET_IPV4_CONF=16,
337         NET_IPV4_NEIGH=17,
338         NET_IPV4_ROUTE=18,
339         NET_IPV4_FIB_HASH=19,
340         NET_IPV4_NETFILTER=20,
341
342         NET_IPV4_TCP_TIMESTAMPS=33,
343         NET_IPV4_TCP_WINDOW_SCALING=34,
344         NET_IPV4_TCP_SACK=35,
345         NET_IPV4_TCP_RETRANS_COLLAPSE=36,
346         NET_IPV4_DEFAULT_TTL=37,
347         NET_IPV4_AUTOCONFIG=38,
348         NET_IPV4_NO_PMTU_DISC=39,
349         NET_IPV4_TCP_SYN_RETRIES=40,
350         NET_IPV4_IPFRAG_HIGH_THRESH=41,
351         NET_IPV4_IPFRAG_LOW_THRESH=42,
352         NET_IPV4_IPFRAG_TIME=43,
353         NET_IPV4_TCP_MAX_KA_PROBES=44,
354         NET_IPV4_TCP_KEEPALIVE_TIME=45,
355         NET_IPV4_TCP_KEEPALIVE_PROBES=46,
356         NET_IPV4_TCP_RETRIES1=47,
357         NET_IPV4_TCP_RETRIES2=48,
358         NET_IPV4_TCP_FIN_TIMEOUT=49,
359         NET_IPV4_IP_MASQ_DEBUG=50,
360         NET_TCP_SYNCOOKIES=51,
361         NET_TCP_STDURG=52,
362         NET_TCP_RFC1337=53,
363         NET_TCP_SYN_TAILDROP=54,
364         NET_TCP_MAX_SYN_BACKLOG=55,
365         NET_IPV4_LOCAL_PORT_RANGE=56,
366         NET_IPV4_ICMP_ECHO_IGNORE_ALL=57,
367         NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS=58,
368         NET_IPV4_ICMP_SOURCEQUENCH_RATE=59,
369         NET_IPV4_ICMP_DESTUNREACH_RATE=60,
370         NET_IPV4_ICMP_TIMEEXCEED_RATE=61,
371         NET_IPV4_ICMP_PARAMPROB_RATE=62,
372         NET_IPV4_ICMP_ECHOREPLY_RATE=63,
373         NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES=64,
374         NET_IPV4_IGMP_MAX_MEMBERSHIPS=65,
375         NET_TCP_TW_RECYCLE=66,
376         NET_IPV4_ALWAYS_DEFRAG=67,
377         NET_IPV4_TCP_KEEPALIVE_INTVL=68,
378         NET_IPV4_INET_PEER_THRESHOLD=69,
379         NET_IPV4_INET_PEER_MINTTL=70,
380         NET_IPV4_INET_PEER_MAXTTL=71,
381         NET_IPV4_INET_PEER_GC_MINTIME=72,
382         NET_IPV4_INET_PEER_GC_MAXTIME=73,
383         NET_TCP_ORPHAN_RETRIES=74,
384         NET_TCP_ABORT_ON_OVERFLOW=75,
385         NET_TCP_SYNACK_RETRIES=76,
386         NET_TCP_MAX_ORPHANS=77,
387         NET_TCP_MAX_TW_BUCKETS=78,
388         NET_TCP_FACK=79,
389         NET_TCP_REORDERING=80,
390         NET_TCP_ECN=81,
391         NET_TCP_DSACK=82,
392         NET_TCP_MEM=83,
393         NET_TCP_WMEM=84,
394         NET_TCP_RMEM=85,
395         NET_TCP_APP_WIN=86,
396         NET_TCP_ADV_WIN_SCALE=87,
397         NET_IPV4_NONLOCAL_BIND=88,
398         NET_IPV4_ICMP_RATELIMIT=89,
399         NET_IPV4_ICMP_RATEMASK=90,
400         NET_TCP_TW_REUSE=91,
401         NET_TCP_FRTO=92,
402         NET_TCP_LOW_LATENCY=93,
403         NET_IPV4_IPFRAG_SECRET_INTERVAL=94,
404         NET_IPV4_IGMP_MAX_MSF=96,
405         NET_TCP_NO_METRICS_SAVE=97,
406         NET_TCP_DEFAULT_WIN_SCALE=105,
407         NET_TCP_MODERATE_RCVBUF=106,
408         NET_TCP_TSO_WIN_DIVISOR=107,
409         NET_TCP_BIC_BETA=108,
410         NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR=109,
411         NET_TCP_CONG_CONTROL=110,
412         NET_TCP_ABC=111,
413         NET_IPV4_IPFRAG_MAX_DIST=112,
414         NET_TCP_MTU_PROBING=113,
415         NET_TCP_BASE_MSS=114,
416         NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS=115,
417         NET_TCP_DMA_COPYBREAK=116,
418         NET_TCP_SLOW_START_AFTER_IDLE=117,
419         NET_CIPSOV4_CACHE_ENABLE=118,
420         NET_CIPSOV4_CACHE_BUCKET_SIZE=119,
421         NET_CIPSOV4_RBM_OPTFMT=120,
422         NET_CIPSOV4_RBM_STRICTVALID=121,
423         NET_TCP_AVAIL_CONG_CONTROL=122,
424         NET_TCP_ALLOWED_CONG_CONTROL=123,
425         NET_TCP_MAX_SSTHRESH=124,
426         NET_TCP_FRTO_RESPONSE=125,
427 };
428
429 enum {
430         NET_IPV4_ROUTE_FLUSH=1,
431         NET_IPV4_ROUTE_MIN_DELAY=2, /* obsolete since 2.6.25 */
432         NET_IPV4_ROUTE_MAX_DELAY=3, /* obsolete since 2.6.25 */
433         NET_IPV4_ROUTE_GC_THRESH=4,
434         NET_IPV4_ROUTE_MAX_SIZE=5,
435         NET_IPV4_ROUTE_GC_MIN_INTERVAL=6,
436         NET_IPV4_ROUTE_GC_TIMEOUT=7,
437         NET_IPV4_ROUTE_GC_INTERVAL=8, /* obsolete since 2.6.38 */
438         NET_IPV4_ROUTE_REDIRECT_LOAD=9,
439         NET_IPV4_ROUTE_REDIRECT_NUMBER=10,
440         NET_IPV4_ROUTE_REDIRECT_SILENCE=11,
441         NET_IPV4_ROUTE_ERROR_COST=12,
442         NET_IPV4_ROUTE_ERROR_BURST=13,
443         NET_IPV4_ROUTE_GC_ELASTICITY=14,
444         NET_IPV4_ROUTE_MTU_EXPIRES=15,
445         NET_IPV4_ROUTE_MIN_PMTU=16,
446         NET_IPV4_ROUTE_MIN_ADVMSS=17,
447         NET_IPV4_ROUTE_SECRET_INTERVAL=18,
448         NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS=19,
449 };
450
451 enum
452 {
453         NET_PROTO_CONF_ALL=-2,
454         NET_PROTO_CONF_DEFAULT=-3
455
456         /* And device ifindices ... */
457 };
458
459 enum
460 {
461         NET_IPV4_CONF_FORWARDING=1,
462         NET_IPV4_CONF_MC_FORWARDING=2,
463         NET_IPV4_CONF_PROXY_ARP=3,
464         NET_IPV4_CONF_ACCEPT_REDIRECTS=4,
465         NET_IPV4_CONF_SECURE_REDIRECTS=5,
466         NET_IPV4_CONF_SEND_REDIRECTS=6,
467         NET_IPV4_CONF_SHARED_MEDIA=7,
468         NET_IPV4_CONF_RP_FILTER=8,
469         NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE=9,
470         NET_IPV4_CONF_BOOTP_RELAY=10,
471         NET_IPV4_CONF_LOG_MARTIANS=11,
472         NET_IPV4_CONF_TAG=12,
473         NET_IPV4_CONF_ARPFILTER=13,
474         NET_IPV4_CONF_MEDIUM_ID=14,
475         NET_IPV4_CONF_NOXFRM=15,
476         NET_IPV4_CONF_NOPOLICY=16,
477         NET_IPV4_CONF_FORCE_IGMP_VERSION=17,
478         NET_IPV4_CONF_ARP_ANNOUNCE=18,
479         NET_IPV4_CONF_ARP_IGNORE=19,
480         NET_IPV4_CONF_PROMOTE_SECONDARIES=20,
481         NET_IPV4_CONF_ARP_ACCEPT=21,
482         NET_IPV4_CONF_ARP_NOTIFY=22,
483 };
484
485 /* /proc/sys/net/ipv4/netfilter */
486 enum
487 {
488         NET_IPV4_NF_CONNTRACK_MAX=1,
489         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_SENT=2,
490         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_SYN_RECV=3,
491         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_ESTABLISHED=4,
492         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_FIN_WAIT=5,
493         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE_WAIT=6,
494         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_LAST_ACK=7,
495         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_TIME_WAIT=8,
496         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_CLOSE=9,
497         NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT=10,
498         NET_IPV4_NF_CONNTRACK_UDP_TIMEOUT_STREAM=11,
499         NET_IPV4_NF_CONNTRACK_ICMP_TIMEOUT=12,
500         NET_IPV4_NF_CONNTRACK_GENERIC_TIMEOUT=13,
501         NET_IPV4_NF_CONNTRACK_BUCKETS=14,
502         NET_IPV4_NF_CONNTRACK_LOG_INVALID=15,
503         NET_IPV4_NF_CONNTRACK_TCP_TIMEOUT_MAX_RETRANS=16,
504         NET_IPV4_NF_CONNTRACK_TCP_LOOSE=17,
505         NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL=18,
506         NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS=19,
507         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_CLOSED=20,
508         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_WAIT=21,
509         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_COOKIE_ECHOED=22,
510         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_ESTABLISHED=23,
511         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_SENT=24,
512         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_RECD=25,
513         NET_IPV4_NF_CONNTRACK_SCTP_TIMEOUT_SHUTDOWN_ACK_SENT=26,
514         NET_IPV4_NF_CONNTRACK_COUNT=27,
515         NET_IPV4_NF_CONNTRACK_CHECKSUM=28,
516 };
517  
518 /* /proc/sys/net/ipv6 */
519 enum {
520         NET_IPV6_CONF=16,
521         NET_IPV6_NEIGH=17,
522         NET_IPV6_ROUTE=18,
523         NET_IPV6_ICMP=19,
524         NET_IPV6_BINDV6ONLY=20,
525         NET_IPV6_IP6FRAG_HIGH_THRESH=21,
526         NET_IPV6_IP6FRAG_LOW_THRESH=22,
527         NET_IPV6_IP6FRAG_TIME=23,
528         NET_IPV6_IP6FRAG_SECRET_INTERVAL=24,
529         NET_IPV6_MLD_MAX_MSF=25,
530 };
531
532 enum {
533         NET_IPV6_ROUTE_FLUSH=1,
534         NET_IPV6_ROUTE_GC_THRESH=2,
535         NET_IPV6_ROUTE_MAX_SIZE=3,
536         NET_IPV6_ROUTE_GC_MIN_INTERVAL=4,
537         NET_IPV6_ROUTE_GC_TIMEOUT=5,
538         NET_IPV6_ROUTE_GC_INTERVAL=6,
539         NET_IPV6_ROUTE_GC_ELASTICITY=7,
540         NET_IPV6_ROUTE_MTU_EXPIRES=8,
541         NET_IPV6_ROUTE_MIN_ADVMSS=9,
542         NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS=10
543 };
544
545 enum {
546         NET_IPV6_FORWARDING=1,
547         NET_IPV6_HOP_LIMIT=2,
548         NET_IPV6_MTU=3,
549         NET_IPV6_ACCEPT_RA=4,
550         NET_IPV6_ACCEPT_REDIRECTS=5,
551         NET_IPV6_AUTOCONF=6,
552         NET_IPV6_DAD_TRANSMITS=7,
553         NET_IPV6_RTR_SOLICITS=8,
554         NET_IPV6_RTR_SOLICIT_INTERVAL=9,
555         NET_IPV6_RTR_SOLICIT_DELAY=10,
556         NET_IPV6_USE_TEMPADDR=11,
557         NET_IPV6_TEMP_VALID_LFT=12,
558         NET_IPV6_TEMP_PREFERED_LFT=13,
559         NET_IPV6_REGEN_MAX_RETRY=14,
560         NET_IPV6_MAX_DESYNC_FACTOR=15,
561         NET_IPV6_MAX_ADDRESSES=16,
562         NET_IPV6_FORCE_MLD_VERSION=17,
563         NET_IPV6_ACCEPT_RA_DEFRTR=18,
564         NET_IPV6_ACCEPT_RA_PINFO=19,
565         NET_IPV6_ACCEPT_RA_RTR_PREF=20,
566         NET_IPV6_RTR_PROBE_INTERVAL=21,
567         NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN=22,
568         NET_IPV6_PROXY_NDP=23,
569         NET_IPV6_ACCEPT_SOURCE_ROUTE=25,
570         NET_IPV6_ACCEPT_RA_FROM_LOCAL=26,
571         __NET_IPV6_MAX
572 };
573
574 /* /proc/sys/net/ipv6/icmp */
575 enum {
576         NET_IPV6_ICMP_RATELIMIT=1
577 };
578
579 /* /proc/sys/net/<protocol>/neigh/<dev> */
580 enum {
581         NET_NEIGH_MCAST_SOLICIT=1,
582         NET_NEIGH_UCAST_SOLICIT=2,
583         NET_NEIGH_APP_SOLICIT=3,
584         NET_NEIGH_RETRANS_TIME=4,
585         NET_NEIGH_REACHABLE_TIME=5,
586         NET_NEIGH_DELAY_PROBE_TIME=6,
587         NET_NEIGH_GC_STALE_TIME=7,
588         NET_NEIGH_UNRES_QLEN=8,
589         NET_NEIGH_PROXY_QLEN=9,
590         NET_NEIGH_ANYCAST_DELAY=10,
591         NET_NEIGH_PROXY_DELAY=11,
592         NET_NEIGH_LOCKTIME=12,
593         NET_NEIGH_GC_INTERVAL=13,
594         NET_NEIGH_GC_THRESH1=14,
595         NET_NEIGH_GC_THRESH2=15,
596         NET_NEIGH_GC_THRESH3=16,
597         NET_NEIGH_RETRANS_TIME_MS=17,
598         NET_NEIGH_REACHABLE_TIME_MS=18,
599 };
600
601 /* /proc/sys/net/dccp */
602 enum {
603         NET_DCCP_DEFAULT=1,
604 };
605
606 /* /proc/sys/net/ipx */
607 enum {
608         NET_IPX_PPROP_BROADCASTING=1,
609         NET_IPX_FORWARDING=2
610 };
611
612 /* /proc/sys/net/llc */
613 enum {
614         NET_LLC2=1,
615         NET_LLC_STATION=2,
616 };
617
618 /* /proc/sys/net/llc/llc2 */
619 enum {
620         NET_LLC2_TIMEOUT=1,
621 };
622
623 /* /proc/sys/net/llc/station */
624 enum {
625         NET_LLC_STATION_ACK_TIMEOUT=1,
626 };
627
628 /* /proc/sys/net/llc/llc2/timeout */
629 enum {
630         NET_LLC2_ACK_TIMEOUT=1,
631         NET_LLC2_P_TIMEOUT=2,
632         NET_LLC2_REJ_TIMEOUT=3,
633         NET_LLC2_BUSY_TIMEOUT=4,
634 };
635
636 /* /proc/sys/net/appletalk */
637 enum {
638         NET_ATALK_AARP_EXPIRY_TIME=1,
639         NET_ATALK_AARP_TICK_TIME=2,
640         NET_ATALK_AARP_RETRANSMIT_LIMIT=3,
641         NET_ATALK_AARP_RESOLVE_TIME=4
642 };
643
644
645 /* /proc/sys/net/netrom */
646 enum {
647         NET_NETROM_DEFAULT_PATH_QUALITY=1,
648         NET_NETROM_OBSOLESCENCE_COUNT_INITIALISER=2,
649         NET_NETROM_NETWORK_TTL_INITIALISER=3,
650         NET_NETROM_TRANSPORT_TIMEOUT=4,
651         NET_NETROM_TRANSPORT_MAXIMUM_TRIES=5,
652         NET_NETROM_TRANSPORT_ACKNOWLEDGE_DELAY=6,
653         NET_NETROM_TRANSPORT_BUSY_DELAY=7,
654         NET_NETROM_TRANSPORT_REQUESTED_WINDOW_SIZE=8,
655         NET_NETROM_TRANSPORT_NO_ACTIVITY_TIMEOUT=9,
656         NET_NETROM_ROUTING_CONTROL=10,
657         NET_NETROM_LINK_FAILS_COUNT=11,
658         NET_NETROM_RESET=12
659 };
660
661 /* /proc/sys/net/ax25 */
662 enum {
663         NET_AX25_IP_DEFAULT_MODE=1,
664         NET_AX25_DEFAULT_MODE=2,
665         NET_AX25_BACKOFF_TYPE=3,
666         NET_AX25_CONNECT_MODE=4,
667         NET_AX25_STANDARD_WINDOW=5,
668         NET_AX25_EXTENDED_WINDOW=6,
669         NET_AX25_T1_TIMEOUT=7,
670         NET_AX25_T2_TIMEOUT=8,
671         NET_AX25_T3_TIMEOUT=9,
672         NET_AX25_IDLE_TIMEOUT=10,
673         NET_AX25_N2=11,
674         NET_AX25_PACLEN=12,
675         NET_AX25_PROTOCOL=13,
676         NET_AX25_DAMA_SLAVE_TIMEOUT=14
677 };
678
679 /* /proc/sys/net/rose */
680 enum {
681         NET_ROSE_RESTART_REQUEST_TIMEOUT=1,
682         NET_ROSE_CALL_REQUEST_TIMEOUT=2,
683         NET_ROSE_RESET_REQUEST_TIMEOUT=3,
684         NET_ROSE_CLEAR_REQUEST_TIMEOUT=4,
685         NET_ROSE_ACK_HOLD_BACK_TIMEOUT=5,
686         NET_ROSE_ROUTING_CONTROL=6,
687         NET_ROSE_LINK_FAIL_TIMEOUT=7,
688         NET_ROSE_MAX_VCS=8,
689         NET_ROSE_WINDOW_SIZE=9,
690         NET_ROSE_NO_ACTIVITY_TIMEOUT=10
691 };
692
693 /* /proc/sys/net/x25 */
694 enum {
695         NET_X25_RESTART_REQUEST_TIMEOUT=1,
696         NET_X25_CALL_REQUEST_TIMEOUT=2,
697         NET_X25_RESET_REQUEST_TIMEOUT=3,
698         NET_X25_CLEAR_REQUEST_TIMEOUT=4,
699         NET_X25_ACK_HOLD_BACK_TIMEOUT=5,
700         NET_X25_FORWARD=6
701 };
702
703 /* /proc/sys/net/token-ring */
704 enum
705 {
706         NET_TR_RIF_TIMEOUT=1
707 };
708
709 /* /proc/sys/net/decnet/ */
710 enum {
711         NET_DECNET_NODE_TYPE = 1,
712         NET_DECNET_NODE_ADDRESS = 2,
713         NET_DECNET_NODE_NAME = 3,
714         NET_DECNET_DEFAULT_DEVICE = 4,
715         NET_DECNET_TIME_WAIT = 5,
716         NET_DECNET_DN_COUNT = 6,
717         NET_DECNET_DI_COUNT = 7,
718         NET_DECNET_DR_COUNT = 8,
719         NET_DECNET_DST_GC_INTERVAL = 9,
720         NET_DECNET_CONF = 10,
721         NET_DECNET_NO_FC_MAX_CWND = 11,
722         NET_DECNET_MEM = 12,
723         NET_DECNET_RMEM = 13,
724         NET_DECNET_WMEM = 14,
725         NET_DECNET_DEBUG_LEVEL = 255
726 };
727
728 /* /proc/sys/net/decnet/conf/<dev> */
729 enum {
730         NET_DECNET_CONF_LOOPBACK = -2,
731         NET_DECNET_CONF_DDCMP = -3,
732         NET_DECNET_CONF_PPP = -4,
733         NET_DECNET_CONF_X25 = -5,
734         NET_DECNET_CONF_GRE = -6,
735         NET_DECNET_CONF_ETHER = -7
736
737         /* ... and ifindex of devices */
738 };
739
740 /* /proc/sys/net/decnet/conf/<dev>/ */
741 enum {
742         NET_DECNET_CONF_DEV_PRIORITY = 1,
743         NET_DECNET_CONF_DEV_T1 = 2,
744         NET_DECNET_CONF_DEV_T2 = 3,
745         NET_DECNET_CONF_DEV_T3 = 4,
746         NET_DECNET_CONF_DEV_FORWARDING = 5,
747         NET_DECNET_CONF_DEV_BLKSIZE = 6,
748         NET_DECNET_CONF_DEV_STATE = 7
749 };
750
751 /* /proc/sys/net/sctp */
752 enum {
753         NET_SCTP_RTO_INITIAL = 1,
754         NET_SCTP_RTO_MIN     = 2,
755         NET_SCTP_RTO_MAX     = 3,
756         NET_SCTP_RTO_ALPHA   = 4,
757         NET_SCTP_RTO_BETA    = 5,
758         NET_SCTP_VALID_COOKIE_LIFE       =  6,
759         NET_SCTP_ASSOCIATION_MAX_RETRANS =  7,
760         NET_SCTP_PATH_MAX_RETRANS        =  8,
761         NET_SCTP_MAX_INIT_RETRANSMITS    =  9,
762         NET_SCTP_HB_INTERVAL             = 10,
763         NET_SCTP_PRESERVE_ENABLE         = 11,
764         NET_SCTP_MAX_BURST               = 12,
765         NET_SCTP_ADDIP_ENABLE            = 13,
766         NET_SCTP_PRSCTP_ENABLE           = 14,
767         NET_SCTP_SNDBUF_POLICY           = 15,
768         NET_SCTP_SACK_TIMEOUT            = 16,
769         NET_SCTP_RCVBUF_POLICY           = 17,
770 };
771
772 /* /proc/sys/net/bridge */
773 enum {
774         NET_BRIDGE_NF_CALL_ARPTABLES = 1,
775         NET_BRIDGE_NF_CALL_IPTABLES = 2,
776         NET_BRIDGE_NF_CALL_IP6TABLES = 3,
777         NET_BRIDGE_NF_FILTER_VLAN_TAGGED = 4,
778         NET_BRIDGE_NF_FILTER_PPPOE_TAGGED = 5,
779 };
780
781 /* proc/sys/net/irda */
782 enum {
783         NET_IRDA_DISCOVERY=1,
784         NET_IRDA_DEVNAME=2,
785         NET_IRDA_DEBUG=3,
786         NET_IRDA_FAST_POLL=4,
787         NET_IRDA_DISCOVERY_SLOTS=5,
788         NET_IRDA_DISCOVERY_TIMEOUT=6,
789         NET_IRDA_SLOT_TIMEOUT=7,
790         NET_IRDA_MAX_BAUD_RATE=8,
791         NET_IRDA_MIN_TX_TURN_TIME=9,
792         NET_IRDA_MAX_TX_DATA_SIZE=10,
793         NET_IRDA_MAX_TX_WINDOW=11,
794         NET_IRDA_MAX_NOREPLY_TIME=12,
795         NET_IRDA_WARN_NOREPLY_TIME=13,
796         NET_IRDA_LAP_KEEPALIVE_TIME=14,
797 };
798
799
800 /* CTL_FS names: */
801 enum
802 {
803         FS_NRINODE=1,   /* int:current number of allocated inodes */
804         FS_STATINODE=2,
805         FS_MAXINODE=3,  /* int:maximum number of inodes that can be allocated */
806         FS_NRDQUOT=4,   /* int:current number of allocated dquots */
807         FS_MAXDQUOT=5,  /* int:maximum number of dquots that can be allocated */
808         FS_NRFILE=6,    /* int:current number of allocated filedescriptors */
809         FS_MAXFILE=7,   /* int:maximum number of filedescriptors that can be allocated */
810         FS_DENTRY=8,
811         FS_NRSUPER=9,   /* int:current number of allocated super_blocks */
812         FS_MAXSUPER=10, /* int:maximum number of super_blocks that can be allocated */
813         FS_OVERFLOWUID=11,      /* int: overflow UID */
814         FS_OVERFLOWGID=12,      /* int: overflow GID */
815         FS_LEASES=13,   /* int: leases enabled */
816         FS_DIR_NOTIFY=14,       /* int: directory notification enabled */
817         FS_LEASE_TIME=15,       /* int: maximum time to wait for a lease break */
818         FS_DQSTATS=16,  /* disc quota usage statistics and control */
819         FS_XFS=17,      /* struct: control xfs parameters */
820         FS_AIO_NR=18,   /* current system-wide number of aio requests */
821         FS_AIO_MAX_NR=19,       /* system-wide maximum number of aio requests */
822         FS_INOTIFY=20,  /* inotify submenu */
823         FS_OCFS2=988,   /* ocfs2 */
824 };
825
826 /* /proc/sys/fs/quota/ */
827 enum {
828         FS_DQ_LOOKUPS = 1,
829         FS_DQ_DROPS = 2,
830         FS_DQ_READS = 3,
831         FS_DQ_WRITES = 4,
832         FS_DQ_CACHE_HITS = 5,
833         FS_DQ_ALLOCATED = 6,
834         FS_DQ_FREE = 7,
835         FS_DQ_SYNCS = 8,
836         FS_DQ_WARNINGS = 9,
837 };
838
839 /* CTL_DEBUG names: */
840
841 /* CTL_DEV names: */
842 enum {
843         DEV_CDROM=1,
844         DEV_HWMON=2,
845         DEV_PARPORT=3,
846         DEV_RAID=4,
847         DEV_MAC_HID=5,
848         DEV_SCSI=6,
849         DEV_IPMI=7,
850 };
851
852 /* /proc/sys/dev/cdrom */
853 enum {
854         DEV_CDROM_INFO=1,
855         DEV_CDROM_AUTOCLOSE=2,
856         DEV_CDROM_AUTOEJECT=3,
857         DEV_CDROM_DEBUG=4,
858         DEV_CDROM_LOCK=5,
859         DEV_CDROM_CHECK_MEDIA=6
860 };
861
862 /* /proc/sys/dev/parport */
863 enum {
864         DEV_PARPORT_DEFAULT=-3
865 };
866
867 /* /proc/sys/dev/raid */
868 enum {
869         DEV_RAID_SPEED_LIMIT_MIN=1,
870         DEV_RAID_SPEED_LIMIT_MAX=2
871 };
872
873 /* /proc/sys/dev/parport/default */
874 enum {
875         DEV_PARPORT_DEFAULT_TIMESLICE=1,
876         DEV_PARPORT_DEFAULT_SPINTIME=2
877 };
878
879 /* /proc/sys/dev/parport/parport n */
880 enum {
881         DEV_PARPORT_SPINTIME=1,
882         DEV_PARPORT_BASE_ADDR=2,
883         DEV_PARPORT_IRQ=3,
884         DEV_PARPORT_DMA=4,
885         DEV_PARPORT_MODES=5,
886         DEV_PARPORT_DEVICES=6,
887         DEV_PARPORT_AUTOPROBE=16
888 };
889
890 /* /proc/sys/dev/parport/parport n/devices/ */
891 enum {
892         DEV_PARPORT_DEVICES_ACTIVE=-3,
893 };
894
895 /* /proc/sys/dev/parport/parport n/devices/device n */
896 enum {
897         DEV_PARPORT_DEVICE_TIMESLICE=1,
898 };
899
900 /* /proc/sys/dev/mac_hid */
901 enum {
902         DEV_MAC_HID_KEYBOARD_SENDS_LINUX_KEYCODES=1,
903         DEV_MAC_HID_KEYBOARD_LOCK_KEYCODES=2,
904         DEV_MAC_HID_MOUSE_BUTTON_EMULATION=3,
905         DEV_MAC_HID_MOUSE_BUTTON2_KEYCODE=4,
906         DEV_MAC_HID_MOUSE_BUTTON3_KEYCODE=5,
907         DEV_MAC_HID_ADB_MOUSE_SENDS_KEYCODES=6
908 };
909
910 /* /proc/sys/dev/scsi */
911 enum {
912         DEV_SCSI_LOGGING_LEVEL=1,
913 };
914
915 /* /proc/sys/dev/ipmi */
916 enum {
917         DEV_IPMI_POWEROFF_POWERCYCLE=1,
918 };
919
920 /* /proc/sys/abi */
921 enum
922 {
923         ABI_DEFHANDLER_COFF=1,  /* default handler for coff binaries */
924         ABI_DEFHANDLER_ELF=2,   /* default handler for ELF binaries */
925         ABI_DEFHANDLER_LCALL7=3,/* default handler for procs using lcall7 */
926         ABI_DEFHANDLER_LIBCSO=4,/* default handler for an libc.so ELF interp */
927         ABI_TRACE=5,            /* tracing flags */
928         ABI_FAKE_UTSNAME=6,     /* fake target utsname information */
929 };
930
931
932 #endif /* _UAPI_LINUX_SYSCTL_H */