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03467c88 | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
15ae422b | 2 | |
c2f1db8f | 3 | #pragma once |
b9f880f4 | 4 | |
15ae422b LP |
5 | /*** |
6 | This file is part of systemd. | |
7 | ||
8 | Copyright 2010 Lennart Poettering | |
9 | ||
10 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
11 | under the terms of the GNU Lesser General Public License as published by |
12 | the Free Software Foundation; either version 2.1 of the License, or | |
15ae422b LP |
13 | (at your option) any later version. |
14 | ||
15 | systemd is distributed in the hope that it will be useful, but | |
16 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 18 | Lesser General Public License for more details. |
15ae422b | 19 | |
5430f7f2 | 20 | You should have received a copy of the GNU Lesser General Public License |
15ae422b LP |
21 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
22 | ***/ | |
23 | ||
b9f880f4 LP |
24 | /* Missing glibc definitions to access certain kernel APIs */ |
25 | ||
26 | #include <sys/resource.h> | |
15ae422b | 27 | #include <sys/syscall.h> |
16c42ce1 | 28 | #include <fcntl.h> |
4db17f29 | 29 | #include <stdlib.h> |
82c121a4 | 30 | #include <unistd.h> |
3b794314 | 31 | #include <errno.h> |
dd6c17b1 | 32 | #include <linux/oom.h> |
118ecf32 | 33 | #include <linux/input.h> |
d5eff740 | 34 | #include <linux/if_link.h> |
a853c45d | 35 | #include <linux/loop.h> |
875c2e22 | 36 | #include <linux/audit.h> |
2822da4f | 37 | #include <linux/capability.h> |
cf1755ba | 38 | #include <linux/neighbour.h> |
dd6c17b1 LP |
39 | |
40 | #ifdef HAVE_AUDIT | |
41 | #include <libaudit.h> | |
42 | #endif | |
b9f880f4 | 43 | |
d59d0a2b | 44 | #ifdef ARCH_MIPS |
45 | #include <asm/sgidefs.h> | |
46 | #endif | |
47 | ||
700c6087 LP |
48 | #ifdef HAVE_LINUX_BTRFS_H |
49 | #include <linux/btrfs.h> | |
50 | #endif | |
51 | ||
a60e9f7f LP |
52 | #include "macro.h" |
53 | ||
b9f880f4 LP |
54 | #ifndef RLIMIT_RTTIME |
55 | #define RLIMIT_RTTIME 15 | |
56 | #endif | |
57 | ||
517d56b1 LP |
58 | /* If RLIMIT_RTTIME is not defined, then we cannot use RLIMIT_NLIMITS as is */ |
59 | #define _RLIMIT_MAX (RLIMIT_RTTIME+1 > RLIMIT_NLIMITS ? RLIMIT_RTTIME+1 : RLIMIT_NLIMITS) | |
60 | ||
4fd5948e LP |
61 | #ifndef F_LINUX_SPECIFIC_BASE |
62 | #define F_LINUX_SPECIFIC_BASE 1024 | |
63 | #endif | |
64 | ||
65 | #ifndef F_SETPIPE_SZ | |
66 | #define F_SETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 7) | |
67 | #endif | |
68 | ||
69 | #ifndef F_GETPIPE_SZ | |
70 | #define F_GETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 8) | |
71 | #endif | |
72 | ||
a6082d77 DM |
73 | #ifndef F_ADD_SEALS |
74 | #define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9) | |
a6082d77 | 75 | #define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10) |
a6082d77 | 76 | |
a6082d77 | 77 | #define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */ |
a6082d77 | 78 | #define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */ |
a6082d77 | 79 | #define F_SEAL_GROW 0x0004 /* prevent file from growing */ |
a6082d77 DM |
80 | #define F_SEAL_WRITE 0x0008 /* prevent writes */ |
81 | #endif | |
82 | ||
f4a53250 MM |
83 | #ifndef F_OFD_GETLK |
84 | #define F_OFD_GETLK 36 | |
85 | #define F_OFD_SETLK 37 | |
86 | #define F_OFD_SETLKW 38 | |
87 | #endif | |
88 | ||
a6082d77 | 89 | #ifndef MFD_ALLOW_SEALING |
45071fca LP |
90 | #define MFD_ALLOW_SEALING 0x0002U |
91 | #endif | |
92 | ||
93 | #ifndef MFD_CLOEXEC | |
94 | #define MFD_CLOEXEC 0x0001U | |
a6082d77 DM |
95 | #endif |
96 | ||
16c42ce1 KS |
97 | #ifndef IP_FREEBIND |
98 | #define IP_FREEBIND 15 | |
99 | #endif | |
100 | ||
dd6c17b1 LP |
101 | #ifndef OOM_SCORE_ADJ_MIN |
102 | #define OOM_SCORE_ADJ_MIN (-1000) | |
103 | #endif | |
104 | ||
105 | #ifndef OOM_SCORE_ADJ_MAX | |
106 | #define OOM_SCORE_ADJ_MAX 1000 | |
107 | #endif | |
15ae422b | 108 | |
4927fcae | 109 | #ifndef AUDIT_SERVICE_START |
dd6c17b1 | 110 | #define AUDIT_SERVICE_START 1130 /* Service (daemon) start */ |
4927fcae LP |
111 | #endif |
112 | ||
113 | #ifndef AUDIT_SERVICE_STOP | |
dd6c17b1 | 114 | #define AUDIT_SERVICE_STOP 1131 /* Service (daemon) stop */ |
4927fcae LP |
115 | #endif |
116 | ||
6ea832a2 LP |
117 | #ifndef TIOCVHANGUP |
118 | #define TIOCVHANGUP 0x5437 | |
119 | #endif | |
120 | ||
b90865ba KS |
121 | #ifndef IP_TRANSPARENT |
122 | #define IP_TRANSPARENT 19 | |
123 | #endif | |
124 | ||
66269b05 TG |
125 | #ifndef SOL_NETLINK |
126 | #define SOL_NETLINK 270 | |
127 | #endif | |
128 | ||
9c5a882b TG |
129 | #ifndef NETLINK_LIST_MEMBERSHIPS |
130 | #define NETLINK_LIST_MEMBERSHIPS 9 | |
131 | #endif | |
132 | ||
a8348796 | 133 | #if !HAVE_DECL_PIVOT_ROOT |
dd6c17b1 LP |
134 | static inline int pivot_root(const char *new_root, const char *put_old) { |
135 | return syscall(SYS_pivot_root, new_root, put_old); | |
136 | } | |
a8348796 | 137 | #endif |
dd6c17b1 | 138 | |
b244d9f3 LP |
139 | #ifndef __NR_memfd_create |
140 | # if defined __x86_64__ | |
a6082d77 | 141 | # define __NR_memfd_create 319 |
b244d9f3 | 142 | # elif defined __arm__ |
a6082d77 | 143 | # define __NR_memfd_create 385 |
7fd68245 MO |
144 | # elif defined __aarch64__ |
145 | # define __NR_memfd_create 279 | |
7bcff8da HB |
146 | # elif defined __s390__ |
147 | # define __NR_memfd_create 350 | |
b244d9f3 | 148 | # elif defined _MIPS_SIM |
e6c01902 VOR |
149 | # if _MIPS_SIM == _MIPS_SIM_ABI32 |
150 | # define __NR_memfd_create 4354 | |
151 | # endif | |
152 | # if _MIPS_SIM == _MIPS_SIM_NABI32 | |
153 | # define __NR_memfd_create 6318 | |
154 | # endif | |
155 | # if _MIPS_SIM == _MIPS_SIM_ABI64 | |
156 | # define __NR_memfd_create 5314 | |
157 | # endif | |
03e8fdb3 | 158 | # elif defined __i386__ |
a6082d77 | 159 | # define __NR_memfd_create 356 |
03e8fdb3 DH |
160 | # else |
161 | # warning "__NR_memfd_create unknown for your architecture" | |
162 | # define __NR_memfd_create 0xffffffff | |
a6082d77 | 163 | # endif |
22be093f LP |
164 | #endif |
165 | ||
a6082d77 | 166 | #ifndef HAVE_MEMFD_CREATE |
06b7f7bd | 167 | static inline int memfd_create(const char *name, unsigned int flags) { |
46327770 | 168 | return syscall(__NR_memfd_create, name, flags); |
a6082d77 DM |
169 | } |
170 | #endif | |
171 | ||
539618a0 LP |
172 | #ifndef __NR_getrandom |
173 | # if defined __x86_64__ | |
74a550c5 | 174 | # define __NR_getrandom 318 |
568981d2 ZJS |
175 | # elif defined(__i386__) |
176 | # define __NR_getrandom 355 | |
7fd68245 | 177 | # elif defined(__arm__) |
568981d2 | 178 | # define __NR_getrandom 384 |
7fd68245 MO |
179 | # elif defined(__aarch64__) |
180 | # define __NR_getrandom 278 | |
568981d2 ZJS |
181 | # elif defined(__ia64__) |
182 | # define __NR_getrandom 1339 | |
183 | # elif defined(__m68k__) | |
184 | # define __NR_getrandom 352 | |
185 | # elif defined(__s390x__) | |
186 | # define __NR_getrandom 349 | |
d01efa07 MH |
187 | # elif defined(__powerpc__) |
188 | # define __NR_getrandom 359 | |
3bec6d46 AK |
189 | # elif defined _MIPS_SIM |
190 | # if _MIPS_SIM == _MIPS_SIM_ABI32 | |
191 | # define __NR_getrandom 4353 | |
192 | # endif | |
193 | # if _MIPS_SIM == _MIPS_SIM_NABI32 | |
194 | # define __NR_getrandom 6317 | |
195 | # endif | |
196 | # if _MIPS_SIM == _MIPS_SIM_ABI64 | |
197 | # define __NR_getrandom 5313 | |
198 | # endif | |
539618a0 LP |
199 | # else |
200 | # warning "__NR_getrandom unknown for your architecture" | |
201 | # define __NR_getrandom 0xffffffff | |
202 | # endif | |
203 | #endif | |
204 | ||
205 | #if !HAVE_DECL_GETRANDOM | |
206 | static inline int getrandom(void *buffer, size_t count, unsigned flags) { | |
207 | return syscall(__NR_getrandom, buffer, count, flags); | |
208 | } | |
209 | #endif | |
210 | ||
97768fc5 LP |
211 | #ifndef GRND_NONBLOCK |
212 | #define GRND_NONBLOCK 0x0001 | |
213 | #endif | |
214 | ||
215 | #ifndef GRND_RANDOM | |
216 | #define GRND_RANDOM 0x0002 | |
217 | #endif | |
218 | ||
4b357e15 MM |
219 | #ifndef BTRFS_IOCTL_MAGIC |
220 | #define BTRFS_IOCTL_MAGIC 0x94 | |
221 | #endif | |
222 | ||
223 | #ifndef BTRFS_PATH_NAME_MAX | |
224 | #define BTRFS_PATH_NAME_MAX 4087 | |
225 | #endif | |
226 | ||
227 | #ifndef BTRFS_DEVICE_PATH_NAME_MAX | |
228 | #define BTRFS_DEVICE_PATH_NAME_MAX 1024 | |
229 | #endif | |
230 | ||
231 | #ifndef BTRFS_FSID_SIZE | |
232 | #define BTRFS_FSID_SIZE 16 | |
233 | #endif | |
234 | ||
235 | #ifndef BTRFS_UUID_SIZE | |
236 | #define BTRFS_UUID_SIZE 16 | |
237 | #endif | |
238 | ||
8e8ba792 MO |
239 | #ifndef BTRFS_SUBVOL_RDONLY |
240 | #define BTRFS_SUBVOL_RDONLY (1ULL << 1) | |
241 | #endif | |
242 | ||
243 | #ifndef BTRFS_SUBVOL_NAME_MAX | |
244 | #define BTRFS_SUBVOL_NAME_MAX 4039 | |
245 | #endif | |
246 | ||
247 | #ifndef BTRFS_INO_LOOKUP_PATH_MAX | |
248 | #define BTRFS_INO_LOOKUP_PATH_MAX 4080 | |
249 | #endif | |
250 | ||
251 | #ifndef BTRFS_SEARCH_ARGS_BUFSIZE | |
252 | #define BTRFS_SEARCH_ARGS_BUFSIZE (4096 - sizeof(struct btrfs_ioctl_search_key)) | |
253 | #endif | |
254 | ||
3f952f92 LP |
255 | #ifndef BTRFS_QGROUP_LEVEL_SHIFT |
256 | #define BTRFS_QGROUP_LEVEL_SHIFT 48 | |
257 | #endif | |
258 | ||
4b357e15 MM |
259 | #ifndef HAVE_LINUX_BTRFS_H |
260 | struct btrfs_ioctl_vol_args { | |
261 | int64_t fd; | |
262 | char name[BTRFS_PATH_NAME_MAX + 1]; | |
263 | }; | |
264 | ||
8e8ba792 MO |
265 | struct btrfs_qgroup_limit { |
266 | __u64 flags; | |
267 | __u64 max_rfer; | |
268 | __u64 max_excl; | |
269 | __u64 rsv_rfer; | |
270 | __u64 rsv_excl; | |
271 | }; | |
272 | ||
273 | struct btrfs_qgroup_inherit { | |
274 | __u64 flags; | |
275 | __u64 num_qgroups; | |
276 | __u64 num_ref_copies; | |
277 | __u64 num_excl_copies; | |
278 | struct btrfs_qgroup_limit lim; | |
279 | __u64 qgroups[0]; | |
280 | }; | |
281 | ||
d97fb408 MO |
282 | struct btrfs_ioctl_qgroup_limit_args { |
283 | __u64 qgroupid; | |
284 | struct btrfs_qgroup_limit lim; | |
285 | }; | |
286 | ||
8e8ba792 MO |
287 | struct btrfs_ioctl_vol_args_v2 { |
288 | __s64 fd; | |
289 | __u64 transid; | |
290 | __u64 flags; | |
291 | union { | |
292 | struct { | |
293 | __u64 size; | |
294 | struct btrfs_qgroup_inherit *qgroup_inherit; | |
295 | }; | |
296 | __u64 unused[4]; | |
297 | }; | |
298 | char name[BTRFS_SUBVOL_NAME_MAX + 1]; | |
299 | }; | |
300 | ||
4b357e15 MM |
301 | struct btrfs_ioctl_dev_info_args { |
302 | uint64_t devid; /* in/out */ | |
303 | uint8_t uuid[BTRFS_UUID_SIZE]; /* in/out */ | |
304 | uint64_t bytes_used; /* out */ | |
305 | uint64_t total_bytes; /* out */ | |
306 | uint64_t unused[379]; /* pad to 4k */ | |
307 | char path[BTRFS_DEVICE_PATH_NAME_MAX]; /* out */ | |
308 | }; | |
309 | ||
310 | struct btrfs_ioctl_fs_info_args { | |
311 | uint64_t max_id; /* out */ | |
312 | uint64_t num_devices; /* out */ | |
313 | uint8_t fsid[BTRFS_FSID_SIZE]; /* out */ | |
314 | uint64_t reserved[124]; /* pad to 1k */ | |
315 | }; | |
8e8ba792 MO |
316 | |
317 | struct btrfs_ioctl_ino_lookup_args { | |
318 | __u64 treeid; | |
319 | __u64 objectid; | |
320 | char name[BTRFS_INO_LOOKUP_PATH_MAX]; | |
321 | }; | |
322 | ||
323 | struct btrfs_ioctl_search_key { | |
324 | /* which root are we searching. 0 is the tree of tree roots */ | |
325 | __u64 tree_id; | |
326 | ||
327 | /* keys returned will be >= min and <= max */ | |
328 | __u64 min_objectid; | |
329 | __u64 max_objectid; | |
330 | ||
331 | /* keys returned will be >= min and <= max */ | |
332 | __u64 min_offset; | |
333 | __u64 max_offset; | |
334 | ||
335 | /* max and min transids to search for */ | |
336 | __u64 min_transid; | |
337 | __u64 max_transid; | |
338 | ||
339 | /* keys returned will be >= min and <= max */ | |
340 | __u32 min_type; | |
341 | __u32 max_type; | |
342 | ||
343 | /* | |
344 | * how many items did userland ask for, and how many are we | |
345 | * returning | |
346 | */ | |
347 | __u32 nr_items; | |
348 | ||
349 | /* align to 64 bits */ | |
350 | __u32 unused; | |
351 | ||
352 | /* some extra for later */ | |
353 | __u64 unused1; | |
354 | __u64 unused2; | |
355 | __u64 unused3; | |
356 | __u64 unused4; | |
357 | }; | |
358 | ||
359 | struct btrfs_ioctl_search_header { | |
360 | __u64 transid; | |
361 | __u64 objectid; | |
362 | __u64 offset; | |
363 | __u32 type; | |
364 | __u32 len; | |
365 | }; | |
366 | ||
367 | ||
368 | struct btrfs_ioctl_search_args { | |
369 | struct btrfs_ioctl_search_key key; | |
370 | char buf[BTRFS_SEARCH_ARGS_BUFSIZE]; | |
371 | }; | |
372 | ||
373 | struct btrfs_ioctl_clone_range_args { | |
374 | __s64 src_fd; | |
375 | __u64 src_offset, src_length; | |
376 | __u64 dest_offset; | |
377 | }; | |
d97fb408 MO |
378 | |
379 | #define BTRFS_QUOTA_CTL_ENABLE 1 | |
380 | #define BTRFS_QUOTA_CTL_DISABLE 2 | |
381 | #define BTRFS_QUOTA_CTL_RESCAN__NOTUSED 3 | |
382 | struct btrfs_ioctl_quota_ctl_args { | |
383 | __u64 cmd; | |
384 | __u64 status; | |
385 | }; | |
4b357e15 MM |
386 | #endif |
387 | ||
388 | #ifndef BTRFS_IOC_DEFRAG | |
7bed7f0e ZJS |
389 | #define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, \ |
390 | struct btrfs_ioctl_vol_args) | |
4b357e15 MM |
391 | #endif |
392 | ||
d97fb408 MO |
393 | #ifndef BTRFS_IOC_RESIZE |
394 | #define BTRFS_IOC_RESIZE _IOW(BTRFS_IOCTL_MAGIC, 3, \ | |
395 | struct btrfs_ioctl_vol_args) | |
396 | #endif | |
397 | ||
8e8ba792 MO |
398 | #ifndef BTRFS_IOC_CLONE |
399 | #define BTRFS_IOC_CLONE _IOW(BTRFS_IOCTL_MAGIC, 9, int) | |
400 | #endif | |
401 | ||
402 | #ifndef BTRFS_IOC_CLONE_RANGE | |
403 | #define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, \ | |
404 | struct btrfs_ioctl_clone_range_args) | |
405 | #endif | |
406 | ||
407 | #ifndef BTRFS_IOC_SUBVOL_CREATE | |
408 | #define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, \ | |
409 | struct btrfs_ioctl_vol_args) | |
410 | #endif | |
411 | ||
412 | #ifndef BTRFS_IOC_SNAP_DESTROY | |
413 | #define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, \ | |
414 | struct btrfs_ioctl_vol_args) | |
415 | #endif | |
416 | ||
417 | #ifndef BTRFS_IOC_TREE_SEARCH | |
418 | #define BTRFS_IOC_TREE_SEARCH _IOWR(BTRFS_IOCTL_MAGIC, 17, \ | |
419 | struct btrfs_ioctl_search_args) | |
420 | #endif | |
421 | ||
422 | #ifndef BTRFS_IOC_INO_LOOKUP | |
423 | #define BTRFS_IOC_INO_LOOKUP _IOWR(BTRFS_IOCTL_MAGIC, 18, \ | |
424 | struct btrfs_ioctl_ino_lookup_args) | |
425 | #endif | |
426 | ||
427 | #ifndef BTRFS_IOC_SNAP_CREATE_V2 | |
428 | #define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, \ | |
429 | struct btrfs_ioctl_vol_args_v2) | |
430 | #endif | |
431 | ||
432 | #ifndef BTRFS_IOC_SUBVOL_GETFLAGS | |
433 | #define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64) | |
434 | #endif | |
435 | ||
436 | #ifndef BTRFS_IOC_SUBVOL_SETFLAGS | |
437 | #define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64) | |
438 | #endif | |
439 | ||
4b357e15 MM |
440 | #ifndef BTRFS_IOC_DEV_INFO |
441 | #define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, \ | |
442 | struct btrfs_ioctl_dev_info_args) | |
443 | #endif | |
444 | ||
445 | #ifndef BTRFS_IOC_FS_INFO | |
446 | #define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, \ | |
7bed7f0e ZJS |
447 | struct btrfs_ioctl_fs_info_args) |
448 | #endif | |
449 | ||
450 | #ifndef BTRFS_IOC_DEVICES_READY | |
451 | #define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, \ | |
452 | struct btrfs_ioctl_vol_args) | |
4b357e15 MM |
453 | #endif |
454 | ||
d97fb408 MO |
455 | #ifndef BTRFS_IOC_QUOTA_CTL |
456 | #define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, \ | |
457 | struct btrfs_ioctl_quota_ctl_args) | |
458 | #endif | |
459 | ||
460 | #ifndef BTRFS_IOC_QGROUP_LIMIT | |
461 | #define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, \ | |
462 | struct btrfs_ioctl_qgroup_limit_args) | |
463 | #endif | |
464 | ||
10f9c755 LP |
465 | #ifndef BTRFS_FIRST_FREE_OBJECTID |
466 | #define BTRFS_FIRST_FREE_OBJECTID 256 | |
467 | #endif | |
468 | ||
d9e2daaf LP |
469 | #ifndef BTRFS_LAST_FREE_OBJECTID |
470 | #define BTRFS_LAST_FREE_OBJECTID -256ULL | |
471 | #endif | |
472 | ||
b6b18498 LP |
473 | #ifndef BTRFS_ROOT_TREE_OBJECTID |
474 | #define BTRFS_ROOT_TREE_OBJECTID 1 | |
475 | #endif | |
476 | ||
477 | #ifndef BTRFS_QUOTA_TREE_OBJECTID | |
478 | #define BTRFS_QUOTA_TREE_OBJECTID 8ULL | |
479 | #endif | |
480 | ||
10f9c755 LP |
481 | #ifndef BTRFS_ROOT_ITEM_KEY |
482 | #define BTRFS_ROOT_ITEM_KEY 132 | |
483 | #endif | |
484 | ||
b6b18498 LP |
485 | #ifndef BTRFS_QGROUP_STATUS_KEY |
486 | #define BTRFS_QGROUP_STATUS_KEY 240 | |
487 | #endif | |
488 | ||
489 | #ifndef BTRFS_QGROUP_INFO_KEY | |
490 | #define BTRFS_QGROUP_INFO_KEY 242 | |
491 | #endif | |
492 | ||
493 | #ifndef BTRFS_QGROUP_LIMIT_KEY | |
494 | #define BTRFS_QGROUP_LIMIT_KEY 244 | |
495 | #endif | |
496 | ||
d9e2daaf LP |
497 | #ifndef BTRFS_ROOT_BACKREF_KEY |
498 | #define BTRFS_ROOT_BACKREF_KEY 144 | |
499 | #endif | |
500 | ||
746f8906 LP |
501 | #ifndef BTRFS_SUPER_MAGIC |
502 | #define BTRFS_SUPER_MAGIC 0x9123683E | |
503 | #endif | |
504 | ||
efdb0237 LP |
505 | #ifndef CGROUP_SUPER_MAGIC |
506 | #define CGROUP_SUPER_MAGIC 0x27e0eb | |
507 | #endif | |
508 | ||
509 | #ifndef TMPFS_MAGIC | |
510 | #define TMPFS_MAGIC 0x01021994 | |
511 | #endif | |
512 | ||
94d82985 LP |
513 | #ifndef MS_MOVE |
514 | #define MS_MOVE 8192 | |
515 | #endif | |
516 | ||
7cb1094a HH |
517 | #ifndef MS_PRIVATE |
518 | #define MS_PRIVATE (1 << 18) | |
519 | #endif | |
520 | ||
a8348796 | 521 | #if !HAVE_DECL_GETTID |
4d14be09 LP |
522 | static inline pid_t gettid(void) { |
523 | return (pid_t) syscall(SYS_gettid); | |
524 | } | |
a8348796 | 525 | #endif |
4d14be09 | 526 | |
54ecda32 LP |
527 | #ifndef SCM_SECURITY |
528 | #define SCM_SECURITY 0x03 | |
529 | #endif | |
530 | ||
48ac500b LP |
531 | #ifndef MS_STRICTATIME |
532 | #define MS_STRICTATIME (1<<24) | |
533 | #endif | |
534 | ||
a9621528 AM |
535 | #ifndef MS_REC |
536 | #define MS_REC 16384 | |
537 | #endif | |
538 | ||
539 | #ifndef MS_SHARED | |
540 | #define MS_SHARED (1<<20) | |
541 | #endif | |
542 | ||
8351ceae LP |
543 | #ifndef PR_SET_NO_NEW_PRIVS |
544 | #define PR_SET_NO_NEW_PRIVS 38 | |
545 | #endif | |
d4447f4d AK |
546 | |
547 | #ifndef PR_SET_CHILD_SUBREAPER | |
548 | #define PR_SET_CHILD_SUBREAPER 36 | |
549 | #endif | |
a8348796 LP |
550 | |
551 | #ifndef MAX_HANDLE_SZ | |
552 | #define MAX_HANDLE_SZ 128 | |
553 | #endif | |
554 | ||
66330455 LP |
555 | #ifndef __NR_name_to_handle_at |
556 | # if defined(__x86_64__) | |
848af055 | 557 | # define __NR_name_to_handle_at 303 |
66330455 | 558 | # elif defined(__i386__) |
848af055 | 559 | # define __NR_name_to_handle_at 341 |
66330455 | 560 | # elif defined(__arm__) |
f527b6b8 | 561 | # define __NR_name_to_handle_at 370 |
66330455 | 562 | # elif defined(__powerpc__) |
f527b6b8 | 563 | # define __NR_name_to_handle_at 345 |
66330455 LP |
564 | # else |
565 | # error "__NR_name_to_handle_at is not defined" | |
f527b6b8 | 566 | # endif |
a8348796 LP |
567 | #endif |
568 | ||
9388e99e | 569 | #if !HAVE_DECL_NAME_TO_HANDLE_AT |
a8348796 LP |
570 | struct file_handle { |
571 | unsigned int handle_bytes; | |
572 | int handle_type; | |
573 | unsigned char f_handle[0]; | |
574 | }; | |
575 | ||
576 | static inline int name_to_handle_at(int fd, const char *name, struct file_handle *handle, int *mnt_id, int flags) { | |
577 | return syscall(__NR_name_to_handle_at, fd, name, handle, mnt_id, flags); | |
578 | } | |
579 | #endif | |
4db17f29 ZJS |
580 | |
581 | #ifndef HAVE_SECURE_GETENV | |
582 | # ifdef HAVE___SECURE_GETENV | |
583 | # define secure_getenv __secure_getenv | |
584 | # else | |
66330455 | 585 | # error "neither secure_getenv nor __secure_getenv are available" |
4db17f29 ZJS |
586 | # endif |
587 | #endif | |
85210bff LP |
588 | |
589 | #ifndef CIFS_MAGIC_NUMBER | |
65b3903f | 590 | # define CIFS_MAGIC_NUMBER 0xFF534D42 |
85210bff | 591 | #endif |
8742514c LP |
592 | |
593 | #ifndef TFD_TIMER_CANCEL_ON_SET | |
65b3903f | 594 | # define TFD_TIMER_CANCEL_ON_SET (1 << 1) |
8742514c | 595 | #endif |
f7db7a69 SL |
596 | |
597 | #ifndef SO_REUSEPORT | |
65b3903f | 598 | # define SO_REUSEPORT 15 |
f7db7a69 | 599 | #endif |
118ecf32 DH |
600 | |
601 | #ifndef EVIOCREVOKE | |
65b3903f | 602 | # define EVIOCREVOKE _IOW('E', 0x91, int) |
118ecf32 DH |
603 | #endif |
604 | ||
605 | #ifndef DRM_IOCTL_SET_MASTER | |
65b3903f | 606 | # define DRM_IOCTL_SET_MASTER _IO('d', 0x1e) |
118ecf32 DH |
607 | #endif |
608 | ||
609 | #ifndef DRM_IOCTL_DROP_MASTER | |
65b3903f ZJS |
610 | # define DRM_IOCTL_DROP_MASTER _IO('d', 0x1f) |
611 | #endif | |
612 | ||
c09918f9 LP |
613 | #if defined(__i386__) || defined(__x86_64__) |
614 | ||
615 | /* The precise definition of __O_TMPFILE is arch specific, so let's | |
616 | * just define this on x86 where we know the value. */ | |
617 | ||
618 | #ifndef __O_TMPFILE | |
619 | #define __O_TMPFILE 020000000 | |
620 | #endif | |
621 | ||
622 | /* a horrid kludge trying to make sure that this will fail on old kernels */ | |
623 | #ifndef O_TMPFILE | |
624 | #define O_TMPFILE (__O_TMPFILE | O_DIRECTORY) | |
625 | #endif | |
626 | ||
627 | #endif | |
3b794314 HS |
628 | |
629 | #ifndef __NR_setns | |
630 | # if defined(__x86_64__) | |
631 | # define __NR_setns 308 | |
632 | # elif defined(__i386__) | |
633 | # define __NR_setns 346 | |
634 | # else | |
635 | # error "__NR_setns is not defined" | |
636 | # endif | |
637 | #endif | |
638 | ||
639 | #if !HAVE_DECL_SETNS | |
640 | static inline int setns(int fd, int nstype) { | |
641 | return syscall(__NR_setns, fd, nstype); | |
642 | } | |
643 | #endif | |
5f381b35 LP |
644 | |
645 | #if !HAVE_DECL_LO_FLAGS_PARTSCAN | |
646 | #define LO_FLAGS_PARTSCAN 8 | |
647 | #endif | |
a853c45d LP |
648 | |
649 | #ifndef LOOP_CTL_REMOVE | |
650 | #define LOOP_CTL_REMOVE 0x4C81 | |
651 | #endif | |
652 | ||
653 | #ifndef LOOP_CTL_GET_FREE | |
654 | #define LOOP_CTL_GET_FREE 0x4C82 | |
655 | #endif | |
0830ba61 | 656 | |
84dd59b5 DH |
657 | #if !HAVE_DECL_IFLA_INET6_ADDR_GEN_MODE |
658 | #define IFLA_INET6_UNSPEC 0 | |
659 | #define IFLA_INET6_FLAGS 1 | |
660 | #define IFLA_INET6_CONF 2 | |
661 | #define IFLA_INET6_STATS 3 | |
662 | #define IFLA_INET6_MCAST 4 | |
663 | #define IFLA_INET6_CACHEINFO 5 | |
664 | #define IFLA_INET6_ICMP6STATS 6 | |
665 | #define IFLA_INET6_TOKEN 7 | |
666 | #define IFLA_INET6_ADDR_GEN_MODE 8 | |
667 | #define __IFLA_INET6_MAX 9 | |
668 | ||
669 | #define IFLA_INET6_MAX (__IFLA_INET6_MAX - 1) | |
670 | ||
671 | #define IN6_ADDR_GEN_MODE_EUI64 0 | |
672 | #define IN6_ADDR_GEN_MODE_NONE 1 | |
673 | #endif | |
674 | ||
75616a13 ZJS |
675 | #if !HAVE_DECL_IFLA_MACVLAN_FLAGS |
676 | #define IFLA_MACVLAN_UNSPEC 0 | |
677 | #define IFLA_MACVLAN_MODE 1 | |
678 | #define IFLA_MACVLAN_FLAGS 2 | |
679 | #define __IFLA_MACVLAN_MAX 3 | |
680 | ||
681 | #define IFLA_MACVLAN_MAX (__IFLA_MACVLAN_MAX - 1) | |
682 | #endif | |
683 | ||
c4a5ddc9 TG |
684 | #if !HAVE_DECL_IFLA_IPVLAN_MODE |
685 | #define IFLA_IPVLAN_UNSPEC 0 | |
686 | #define IFLA_IPVLAN_MODE 1 | |
687 | #define __IFLA_IPVLAN_MAX 2 | |
688 | ||
689 | #define IFLA_IPVLAN_MAX (__IFLA_IPVLAN_MAX - 1) | |
690 | ||
691 | #define IPVLAN_MODE_L2 0 | |
692 | #define IPVLAN_MODE_L3 1 | |
693 | #define IPVLAN_MAX 2 | |
694 | #endif | |
695 | ||
6589d0db JAS |
696 | #if !HAVE_DECL_IFLA_VTI_REMOTE |
697 | #define IFLA_VTI_UNSPEC 0 | |
698 | #define IFLA_VTI_LINK 1 | |
699 | #define IFLA_VTI_IKEY 2 | |
700 | #define IFLA_VTI_OKEY 3 | |
701 | #define IFLA_VTI_LOCAL 4 | |
702 | #define IFLA_VTI_REMOTE 5 | |
703 | #define __IFLA_VTI_MAX 6 | |
704 | ||
705 | #define IFLA_VTI_MAX (__IFLA_VTI_MAX - 1) | |
706 | #endif | |
707 | ||
81577dc2 ZJS |
708 | #if !HAVE_DECL_IFLA_PHYS_PORT_ID |
709 | #undef IFLA_PROMISCUITY | |
710 | #define IFLA_PROMISCUITY 30 | |
711 | #define IFLA_NUM_TX_QUEUES 31 | |
712 | #define IFLA_NUM_RX_QUEUES 32 | |
713 | #define IFLA_CARRIER 33 | |
714 | #define IFLA_PHYS_PORT_ID 34 | |
715 | #define __IFLA_MAX 35 | |
716 | ||
717 | #define IFLA_MAX (__IFLA_MAX - 1) | |
718 | #endif | |
719 | ||
720 | #if !HAVE_DECL_IFLA_BOND_AD_INFO | |
721 | #define IFLA_BOND_UNSPEC 0 | |
722 | #define IFLA_BOND_MODE 1 | |
723 | #define IFLA_BOND_ACTIVE_SLAVE 2 | |
724 | #define IFLA_BOND_MIIMON 3 | |
725 | #define IFLA_BOND_UPDELAY 4 | |
726 | #define IFLA_BOND_DOWNDELAY 5 | |
727 | #define IFLA_BOND_USE_CARRIER 6 | |
728 | #define IFLA_BOND_ARP_INTERVAL 7 | |
729 | #define IFLA_BOND_ARP_IP_TARGET 8 | |
730 | #define IFLA_BOND_ARP_VALIDATE 9 | |
731 | #define IFLA_BOND_ARP_ALL_TARGETS 10 | |
732 | #define IFLA_BOND_PRIMARY 11 | |
733 | #define IFLA_BOND_PRIMARY_RESELECT 12 | |
734 | #define IFLA_BOND_FAIL_OVER_MAC 13 | |
735 | #define IFLA_BOND_XMIT_HASH_POLICY 14 | |
736 | #define IFLA_BOND_RESEND_IGMP 15 | |
737 | #define IFLA_BOND_NUM_PEER_NOTIF 16 | |
738 | #define IFLA_BOND_ALL_SLAVES_ACTIVE 17 | |
739 | #define IFLA_BOND_MIN_LINKS 18 | |
740 | #define IFLA_BOND_LP_INTERVAL 19 | |
741 | #define IFLA_BOND_PACKETS_PER_SLAVE 20 | |
742 | #define IFLA_BOND_AD_LACP_RATE 21 | |
743 | #define IFLA_BOND_AD_SELECT 22 | |
744 | #define IFLA_BOND_AD_INFO 23 | |
745 | #define __IFLA_BOND_MAX 24 | |
0830ba61 | 746 | |
79306206 | 747 | #define IFLA_BOND_MAX (__IFLA_BOND_MAX - 1) |
0830ba61 | 748 | #endif |
81577dc2 ZJS |
749 | |
750 | #if !HAVE_DECL_IFLA_VLAN_PROTOCOL | |
751 | #define IFLA_VLAN_UNSPEC 0 | |
752 | #define IFLA_VLAN_ID 1 | |
753 | #define IFLA_VLAN_FLAGS 2 | |
754 | #define IFLA_VLAN_EGRESS_QOS 3 | |
755 | #define IFLA_VLAN_INGRESS_QOS 4 | |
756 | #define IFLA_VLAN_PROTOCOL 5 | |
757 | #define __IFLA_VLAN_MAX 6 | |
758 | ||
759 | #define IFLA_VLAN_MAX (__IFLA_VLAN_MAX - 1) | |
760 | #endif | |
761 | ||
583c14fc | 762 | #if !HAVE_DECL_IFLA_VXLAN_REMCSUM_NOPARTIAL |
81577dc2 ZJS |
763 | #define IFLA_VXLAN_UNSPEC 0 |
764 | #define IFLA_VXLAN_ID 1 | |
765 | #define IFLA_VXLAN_GROUP 2 | |
766 | #define IFLA_VXLAN_LINK 3 | |
767 | #define IFLA_VXLAN_LOCAL 4 | |
768 | #define IFLA_VXLAN_TTL 5 | |
769 | #define IFLA_VXLAN_TOS 6 | |
770 | #define IFLA_VXLAN_LEARNING 7 | |
771 | #define IFLA_VXLAN_AGEING 8 | |
772 | #define IFLA_VXLAN_LIMIT 9 | |
773 | #define IFLA_VXLAN_PORT_RANGE 10 | |
774 | #define IFLA_VXLAN_PROXY 11 | |
775 | #define IFLA_VXLAN_RSC 12 | |
776 | #define IFLA_VXLAN_L2MISS 13 | |
777 | #define IFLA_VXLAN_L3MISS 14 | |
778 | #define IFLA_VXLAN_PORT 15 | |
779 | #define IFLA_VXLAN_GROUP6 16 | |
780 | #define IFLA_VXLAN_LOCAL6 17 | |
583c14fc MO |
781 | #define IFLA_VXLAN_UDP_CSUM 18 |
782 | #define IFLA_VXLAN_UDP_ZERO_CSUM6_TX 19 | |
783 | #define IFLA_VXLAN_UDP_ZERO_CSUM6_RX 20 | |
784 | #define IFLA_VXLAN_REMCSUM_TX 21 | |
785 | #define IFLA_VXLAN_REMCSUM_RX 22 | |
786 | #define IFLA_VXLAN_GBP 23 | |
787 | #define IFLA_VXLAN_REMCSUM_NOPARTIAL 24 | |
788 | #define __IFLA_VXLAN_MAX 25 | |
81577dc2 ZJS |
789 | |
790 | #define IFLA_VXLAN_MAX (__IFLA_VXLAN_MAX - 1) | |
791 | #endif | |
792 | ||
56bf3853 | 793 | #if !HAVE_DECL_IFLA_IPTUN_ENCAP_DPORT |
81577dc2 ZJS |
794 | #define IFLA_IPTUN_UNSPEC 0 |
795 | #define IFLA_IPTUN_LINK 1 | |
796 | #define IFLA_IPTUN_LOCAL 2 | |
797 | #define IFLA_IPTUN_REMOTE 3 | |
798 | #define IFLA_IPTUN_TTL 4 | |
799 | #define IFLA_IPTUN_TOS 5 | |
800 | #define IFLA_IPTUN_ENCAP_LIMIT 6 | |
801 | #define IFLA_IPTUN_FLOWINFO 7 | |
802 | #define IFLA_IPTUN_FLAGS 8 | |
803 | #define IFLA_IPTUN_PROTO 9 | |
804 | #define IFLA_IPTUN_PMTUDISC 10 | |
805 | #define IFLA_IPTUN_6RD_PREFIX 11 | |
806 | #define IFLA_IPTUN_6RD_RELAY_PREFIX 12 | |
807 | #define IFLA_IPTUN_6RD_PREFIXLEN 13 | |
808 | #define IFLA_IPTUN_6RD_RELAY_PREFIXLEN 14 | |
56bf3853 SS |
809 | #define IFLA_IPTUN_ENCAP_TYPE 15 |
810 | #define IFLA_IPTUN_ENCAP_FLAGS 16 | |
811 | #define IFLA_IPTUN_ENCAP_SPORT 17 | |
812 | #define IFLA_IPTUN_ENCAP_DPORT 18 | |
813 | ||
814 | #define __IFLA_IPTUN_MAX 19 | |
81577dc2 ZJS |
815 | |
816 | #define IFLA_IPTUN_MAX (__IFLA_IPTUN_MAX - 1) | |
817 | #endif | |
818 | ||
66f4bc77 SS |
819 | #if !HAVE_DECL_IFLA_GRE_ENCAP_DPORT |
820 | #define IFLA_GRE_UNSPEC 0 | |
821 | #define IFLA_GRE_LINK 1 | |
822 | #define IFLA_GRE_IFLAGS 2 | |
823 | #define IFLA_GRE_OFLAGS 3 | |
824 | #define IFLA_GRE_IKEY 4 | |
825 | #define IFLA_GRE_OKEY 5 | |
826 | #define IFLA_GRE_LOCAL 6 | |
827 | #define IFLA_GRE_REMOTE 7 | |
828 | #define IFLA_GRE_TTL 8 | |
829 | #define IFLA_GRE_TOS 9 | |
830 | #define IFLA_GRE_PMTUDISC 10 | |
831 | #define IFLA_GRE_ENCAP_LIMIT 11 | |
832 | #define IFLA_GRE_FLOWINFO 12 | |
833 | #define IFLA_GRE_FLAGS 13 | |
834 | #define IFLA_GRE_ENCAP_TYPE 14 | |
835 | #define IFLA_GRE_ENCAP_FLAGS 15 | |
836 | #define IFLA_GRE_ENCAP_SPORT 16 | |
837 | #define IFLA_GRE_ENCAP_DPORT 17 | |
838 | ||
839 | #define __IFLA_GRE_MAX 18 | |
840 | ||
841 | #define IFLA_GRE_MAX (__IFLA_GRE_MAX - 1) | |
842 | #endif | |
843 | ||
81577dc2 ZJS |
844 | #if !HAVE_DECL_IFLA_BRIDGE_VLAN_INFO |
845 | #define IFLA_BRIDGE_FLAGS 0 | |
846 | #define IFLA_BRIDGE_MODE 1 | |
847 | #define IFLA_BRIDGE_VLAN_INFO 2 | |
848 | #define __IFLA_BRIDGE_MAX 3 | |
849 | ||
850 | #define IFLA_BRIDGE_MAX (__IFLA_BRIDGE_MAX - 1) | |
851 | #endif | |
623a4c97 | 852 | |
c3eae485 SS |
853 | #if !HAVE_DECL_IFLA_BR_PRIORITY |
854 | #define IFLA_BR_UNSPEC 0 | |
855 | #define IFLA_BR_FORWARD_DELAY 1 | |
856 | #define IFLA_BR_HELLO_TIME 2 | |
857 | #define IFLA_BR_MAX_AGE 3 | |
858 | #define IFLA_BR_AGEING_TIME 4 | |
859 | #define IFLA_BR_STP_STATE 5 | |
860 | #define IFLA_BR_PRIORITY 6 | |
861 | #define __IFLA_BR_MAX 7 | |
862 | ||
863 | #define IFLA_BR_MAX (__IFLA_BR_MAX - 1) | |
864 | #endif | |
865 | ||
38a0245f | 866 | #if !HAVE_DECL_IFLA_BRPORT_LEARNING_SYNC |
8ecec322 ZJS |
867 | #define IFLA_BRPORT_UNSPEC 0 |
868 | #define IFLA_BRPORT_STATE 1 | |
869 | #define IFLA_BRPORT_PRIORITY 2 | |
870 | #define IFLA_BRPORT_COST 3 | |
871 | #define IFLA_BRPORT_MODE 4 | |
872 | #define IFLA_BRPORT_GUARD 5 | |
873 | #define IFLA_BRPORT_PROTECT 6 | |
874 | #define IFLA_BRPORT_FAST_LEAVE 7 | |
875 | #define IFLA_BRPORT_LEARNING 8 | |
876 | #define IFLA_BRPORT_UNICAST_FLOOD 9 | |
38a0245f SS |
877 | #define IFLA_BRPORT_PROXYARP 10 |
878 | #define IFLA_BRPORT_LEARNING_SYNC 11 | |
879 | #define __IFLA_BRPORT_MAX 12 | |
8ecec322 ZJS |
880 | |
881 | #define IFLA_BRPORT_MAX (__IFLA_BRPORT_MAX - 1) | |
882 | #endif | |
883 | ||
cf1755ba MO |
884 | #if !HAVE_DECL_NDA_IFINDEX |
885 | #define NDA_UNSPEC 0 | |
886 | #define NDA_DST 1 | |
887 | #define NDA_LLADDR 2 | |
888 | #define NDA_CACHEINFO 3 | |
889 | #define NDA_PROBES 4 | |
890 | #define NDA_VLAN 5 | |
891 | #define NDA_PORT 6 | |
892 | #define NDA_VNI 7 | |
893 | #define NDA_IFINDEX 8 | |
894 | #define __NDA_MAX 9 | |
895 | ||
896 | #define NDA_MAX (__NDA_MAX - 1) | |
897 | #endif | |
898 | ||
623a4c97 LP |
899 | #ifndef IPV6_UNICAST_IF |
900 | #define IPV6_UNICAST_IF 76 | |
901 | #endif | |
ec2c5e43 | 902 | |
04d180c8 TG |
903 | #ifndef IFF_MULTI_QUEUE |
904 | #define IFF_MULTI_QUEUE 0x100 | |
905 | #endif | |
906 | ||
ec2c5e43 LP |
907 | #ifndef IFF_LOWER_UP |
908 | #define IFF_LOWER_UP 0x10000 | |
909 | #endif | |
910 | ||
911 | #ifndef IFF_DORMANT | |
912 | #define IFF_DORMANT 0x20000 | |
913 | #endif | |
91988149 LP |
914 | |
915 | #ifndef BOND_XMIT_POLICY_ENCAP23 | |
916 | #define BOND_XMIT_POLICY_ENCAP23 3 | |
917 | #endif | |
918 | ||
919 | #ifndef BOND_XMIT_POLICY_ENCAP34 | |
920 | #define BOND_XMIT_POLICY_ENCAP34 4 | |
921 | #endif | |
04b67d49 TG |
922 | |
923 | #ifndef NET_ADDR_RANDOM | |
924 | # define NET_ADDR_RANDOM 1 | |
925 | #endif | |
926 | ||
1cb636d9 CW |
927 | #ifndef NET_NAME_UNKNOWN |
928 | # define NET_NAME_UNKNOWN 0 | |
929 | #endif | |
930 | ||
04b67d49 TG |
931 | #ifndef NET_NAME_ENUM |
932 | # define NET_NAME_ENUM 1 | |
933 | #endif | |
934 | ||
935 | #ifndef NET_NAME_PREDICTABLE | |
936 | # define NET_NAME_PREDICTABLE 2 | |
937 | #endif | |
938 | ||
939 | #ifndef NET_NAME_USER | |
940 | # define NET_NAME_USER 3 | |
941 | #endif | |
942 | ||
943 | #ifndef NET_NAME_RENAMED | |
944 | # define NET_NAME_RENAMED 4 | |
945 | #endif | |
7965435e MO |
946 | |
947 | #ifndef BPF_XOR | |
948 | # define BPF_XOR 0xa0 | |
949 | #endif | |
a5f03596 LP |
950 | |
951 | /* Note that LOOPBACK_IFINDEX is currently not exported by the | |
952 | * kernel/glibc, but hardcoded internally by the kernel. However, as | |
953 | * it is exported to userspace indirectly via rtnetlink and the | |
954 | * ioctls, and made use of widely we define it here too, in a way that | |
955 | * is compatible with the kernel's internal definition. */ | |
956 | #ifndef LOOPBACK_IFINDEX | |
957 | #define LOOPBACK_IFINDEX 1 | |
958 | #endif | |
875c2e22 | 959 | |
34f7b9f9 LP |
960 | #if !HAVE_DECL_IFA_FLAGS |
961 | #define IFA_FLAGS 8 | |
962 | #endif | |
963 | ||
b06ac35c AS |
964 | #ifndef IFA_F_NOPREFIXROUTE |
965 | #define IFA_F_NOPREFIXROUTE 0x200 | |
966 | #endif | |
967 | ||
875c2e22 LP |
968 | #ifndef MAX_AUDIT_MESSAGE_LENGTH |
969 | #define MAX_AUDIT_MESSAGE_LENGTH 8970 | |
970 | #endif | |
971 | ||
972 | #ifndef AUDIT_NLGRP_MAX | |
973 | #define AUDIT_NLGRP_READLOG 1 | |
974 | #endif | |
2822da4f LP |
975 | |
976 | #ifndef CAP_MAC_OVERRIDE | |
977 | #define CAP_MAC_OVERRIDE 32 | |
978 | #endif | |
979 | ||
980 | #ifndef CAP_MAC_ADMIN | |
981 | #define CAP_MAC_ADMIN 33 | |
982 | #endif | |
983 | ||
984 | #ifndef CAP_SYSLOG | |
985 | #define CAP_SYSLOG 34 | |
986 | #endif | |
987 | ||
988 | #ifndef CAP_WAKE_ALARM | |
989 | #define CAP_WAKE_ALARM 35 | |
990 | #endif | |
991 | ||
992 | #ifndef CAP_BLOCK_SUSPEND | |
993 | #define CAP_BLOCK_SUSPEND 36 | |
994 | #endif | |
995 | ||
996 | #ifndef CAP_AUDIT_READ | |
997 | #define CAP_AUDIT_READ 37 | |
998 | #endif | |
60e1651a | 999 | |
ee05e779 | 1000 | static inline int raw_clone(unsigned long flags, void *child_stack) { |
60e1651a KW |
1001 | #if defined(__s390__) || defined(__CRIS__) |
1002 | /* On s390 and cris the order of the first and second arguments | |
1003 | * of the raw clone() system call is reversed. */ | |
ee05e779 | 1004 | return (int) syscall(__NR_clone, child_stack, flags); |
60e1651a | 1005 | #else |
ee05e779 | 1006 | return (int) syscall(__NR_clone, flags, child_stack); |
60e1651a KW |
1007 | #endif |
1008 | } | |
ee05e779 ZJS |
1009 | |
1010 | static inline pid_t raw_getpid(void) { | |
a242a99d MT |
1011 | #if defined(__alpha__) |
1012 | return (pid_t) syscall(__NR_getxpid); | |
1013 | #else | |
ee05e779 | 1014 | return (pid_t) syscall(__NR_getpid); |
a242a99d | 1015 | #endif |
ee05e779 | 1016 | } |
ebd93cb6 LP |
1017 | |
1018 | #if !HAVE_DECL_RENAMEAT2 | |
e65ef51d ZJS |
1019 | |
1020 | #ifndef __NR_renameat2 | |
1021 | # if defined __x86_64__ | |
1022 | # define __NR_renameat2 316 | |
1023 | # elif defined __arm__ | |
1024 | # define __NR_renameat2 382 | |
1025 | # elif defined _MIPS_SIM | |
1026 | # if _MIPS_SIM == _MIPS_SIM_ABI32 | |
1027 | # define __NR_renameat2 4351 | |
1028 | # endif | |
1029 | # if _MIPS_SIM == _MIPS_SIM_NABI32 | |
1030 | # define __NR_renameat2 6315 | |
1031 | # endif | |
1032 | # if _MIPS_SIM == _MIPS_SIM_ABI64 | |
1033 | # define __NR_renameat2 5311 | |
1034 | # endif | |
1035 | # elif defined __i386__ | |
1036 | # define __NR_renameat2 353 | |
1037 | # else | |
1038 | # warning "__NR_renameat2 unknown for your architecture" | |
1039 | # define __NR_renameat2 0xffffffff | |
1040 | # endif | |
1041 | #endif | |
1042 | ||
ebd93cb6 LP |
1043 | static inline int renameat2(int oldfd, const char *oldname, int newfd, const char *newname, unsigned flags) { |
1044 | return syscall(__NR_renameat2, oldfd, oldname, newfd, newname, flags); | |
1045 | } | |
1046 | #endif | |
1047 | ||
1048 | #ifndef RENAME_NOREPLACE | |
1049 | #define RENAME_NOREPLACE (1 << 0) | |
1050 | #endif | |
f7ad54a3 LP |
1051 | |
1052 | #if !HAVE_DECL_KCMP | |
1053 | static inline int kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1, unsigned long idx2) { | |
75b55457 | 1054 | #if defined(__NR_kcmp) |
f7ad54a3 | 1055 | return syscall(__NR_kcmp, pid1, pid2, type, idx1, idx2); |
75b55457 MG |
1056 | #else |
1057 | errno = ENOSYS; | |
1058 | return -1; | |
1059 | #endif | |
f7ad54a3 LP |
1060 | } |
1061 | #endif | |
1062 | ||
1063 | #ifndef KCMP_FILE | |
1064 | #define KCMP_FILE 0 | |
1065 | #endif | |
606df97b PH |
1066 | |
1067 | #ifndef INPUT_PROP_POINTING_STICK | |
1068 | #define INPUT_PROP_POINTING_STICK 0x05 | |
1069 | #endif | |
bd1acc9f HG |
1070 | |
1071 | #ifndef INPUT_PROP_ACCELEROMETER | |
1072 | #define INPUT_PROP_ACCELEROMETER 0x06 | |
1073 | #endif | |
e287086b LP |
1074 | |
1075 | #if !HAVE_DECL_KEY_SERIAL_T | |
1076 | typedef int32_t key_serial_t; | |
1077 | #endif | |
1078 | ||
1079 | #if !HAVE_DECL_KEYCTL | |
1080 | static inline long keyctl(int cmd, unsigned long arg2, unsigned long arg3, unsigned long arg4,unsigned long arg5) { | |
1081 | #if defined(__NR_keyctl) | |
1082 | return syscall(__NR_keyctl, cmd, arg2, arg3, arg4, arg5); | |
1083 | #else | |
1084 | errno = ENOSYS; | |
1085 | return -1; | |
1086 | #endif | |
1087 | } | |
1088 | ||
1089 | static inline key_serial_t add_key(const char *type, const char *description, const void *payload, size_t plen, key_serial_t ringid) { | |
1090 | #if defined (__NR_add_key) | |
1091 | return syscall(__NR_add_key, type, description, payload, plen, ringid); | |
1092 | #else | |
1093 | errno = ENOSYS; | |
1094 | return -1; | |
1095 | #endif | |
1096 | } | |
1097 | ||
1098 | static inline key_serial_t request_key(const char *type, const char *description, const char * callout_info, key_serial_t destringid) { | |
1099 | #if defined (__NR_request_key) | |
1100 | return syscall(__NR_request_key, type, description, callout_info, destringid); | |
1101 | #else | |
1102 | errno = ENOSYS; | |
1103 | return -1; | |
1104 | #endif | |
1105 | } | |
1106 | #endif | |
1107 | ||
1108 | #ifndef KEYCTL_READ | |
1109 | #define KEYCTL_READ 11 | |
1110 | #endif | |
1111 | ||
1112 | #ifndef KEYCTL_SET_TIMEOUT | |
1113 | #define KEYCTL_SET_TIMEOUT 15 | |
1114 | #endif | |
1115 | ||
1116 | #ifndef KEY_SPEC_USER_KEYRING | |
1117 | #define KEY_SPEC_USER_KEYRING -4 | |
1118 | #endif |