1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
6 This file is part of systemd.
8 Copyright 2010 Lennart Poettering
10 systemd is free software; you can redistribute it and/or modify it
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
13 (at your option) any later version.
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
18 Lesser General Public License for more details.
20 You should have received a copy of the GNU Lesser General Public License
21 along with systemd; If not, see <http://www.gnu.org/licenses/>.
24 /* Missing glibc definitions to access certain kernel APIs */
28 #include <linux/audit.h>
29 #include <linux/capability.h>
30 #include <linux/if_link.h>
31 #include <linux/input.h>
32 #include <linux/loop.h>
33 #include <linux/neighbour.h>
34 #include <linux/oom.h>
35 #include <linux/rtnetlink.h>
37 #include <sys/resource.h>
38 #include <sys/syscall.h>
41 #include "musl_missing.h"
48 #include <asm/sgidefs.h>
51 #ifdef HAVE_LINUX_BTRFS_H
52 #include <linux/btrfs.h>
58 #define RLIMIT_RTTIME 15
61 /* If RLIMIT_RTTIME is not defined, then we cannot use RLIMIT_NLIMITS as is */
62 #define _RLIMIT_MAX (RLIMIT_RTTIME+1 > RLIMIT_NLIMITS ? RLIMIT_RTTIME+1 : RLIMIT_NLIMITS)
64 #ifndef F_LINUX_SPECIFIC_BASE
65 #define F_LINUX_SPECIFIC_BASE 1024
69 #define F_SETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 7)
73 #define F_GETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 8)
77 #define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9)
78 #define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10)
80 #define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */
81 #define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */
82 #define F_SEAL_GROW 0x0004 /* prevent file from growing */
83 #define F_SEAL_WRITE 0x0008 /* prevent writes */
87 #define F_OFD_GETLK 36
88 #define F_OFD_SETLK 37
89 #define F_OFD_SETLKW 38
92 #ifndef MFD_ALLOW_SEALING
93 #define MFD_ALLOW_SEALING 0x0002U
97 #define MFD_CLOEXEC 0x0001U
101 #define IP_FREEBIND 15
104 #ifndef OOM_SCORE_ADJ_MIN
105 #define OOM_SCORE_ADJ_MIN (-1000)
108 #ifndef OOM_SCORE_ADJ_MAX
109 #define OOM_SCORE_ADJ_MAX 1000
112 #ifndef AUDIT_SERVICE_START
113 #define AUDIT_SERVICE_START 1130 /* Service (daemon) start */
116 #ifndef AUDIT_SERVICE_STOP
117 #define AUDIT_SERVICE_STOP 1131 /* Service (daemon) stop */
121 #define TIOCVHANGUP 0x5437
124 #ifndef IP_TRANSPARENT
125 #define IP_TRANSPARENT 19
129 #define SOL_NETLINK 270
132 #ifndef NETLINK_LIST_MEMBERSHIPS
133 #define NETLINK_LIST_MEMBERSHIPS 9
136 #if !HAVE_DECL_PIVOT_ROOT
137 static inline int pivot_root(const char *new_root, const char *put_old) {
138 return syscall(SYS_pivot_root, new_root, put_old);
142 #ifndef __NR_memfd_create
143 # if defined __x86_64__
144 # define __NR_memfd_create 319
145 # elif defined __arm__
146 # define __NR_memfd_create 385
147 # elif defined __aarch64__
148 # define __NR_memfd_create 279
149 # elif defined __s390__
150 # define __NR_memfd_create 350
151 # elif defined _MIPS_SIM
152 # if _MIPS_SIM == _MIPS_SIM_ABI32
153 # define __NR_memfd_create 4354
155 # if _MIPS_SIM == _MIPS_SIM_NABI32
156 # define __NR_memfd_create 6318
158 # if _MIPS_SIM == _MIPS_SIM_ABI64
159 # define __NR_memfd_create 5314
161 # elif defined __i386__
162 # define __NR_memfd_create 356
164 # warning "__NR_memfd_create unknown for your architecture"
165 # define __NR_memfd_create 0xffffffff
169 #ifndef HAVE_MEMFD_CREATE
170 static inline int memfd_create(const char *name, unsigned int flags) {
171 return syscall(__NR_memfd_create, name, flags);
175 #ifndef __NR_getrandom
176 # if defined __x86_64__
177 # define __NR_getrandom 318
178 # elif defined(__i386__)
179 # define __NR_getrandom 355
180 # elif defined(__arm__)
181 # define __NR_getrandom 384
182 # elif defined(__aarch64__)
183 # define __NR_getrandom 278
184 # elif defined(__ia64__)
185 # define __NR_getrandom 1339
186 # elif defined(__m68k__)
187 # define __NR_getrandom 352
188 # elif defined(__s390x__)
189 # define __NR_getrandom 349
190 # elif defined(__powerpc__)
191 # define __NR_getrandom 359
192 # elif defined _MIPS_SIM
193 # if _MIPS_SIM == _MIPS_SIM_ABI32
194 # define __NR_getrandom 4353
196 # if _MIPS_SIM == _MIPS_SIM_NABI32
197 # define __NR_getrandom 6317
199 # if _MIPS_SIM == _MIPS_SIM_ABI64
200 # define __NR_getrandom 5313
203 # warning "__NR_getrandom unknown for your architecture"
204 # define __NR_getrandom 0xffffffff
208 #if !HAVE_DECL_GETRANDOM
209 static inline int getrandom(void *buffer, size_t count, unsigned flags) {
210 return syscall(__NR_getrandom, buffer, count, flags);
214 #ifndef GRND_NONBLOCK
215 #define GRND_NONBLOCK 0x0001
219 #define GRND_RANDOM 0x0002
222 #ifndef BTRFS_IOCTL_MAGIC
223 #define BTRFS_IOCTL_MAGIC 0x94
226 #ifndef BTRFS_PATH_NAME_MAX
227 #define BTRFS_PATH_NAME_MAX 4087
230 #ifndef BTRFS_DEVICE_PATH_NAME_MAX
231 #define BTRFS_DEVICE_PATH_NAME_MAX 1024
234 #ifndef BTRFS_FSID_SIZE
235 #define BTRFS_FSID_SIZE 16
238 #ifndef BTRFS_UUID_SIZE
239 #define BTRFS_UUID_SIZE 16
242 #ifndef BTRFS_SUBVOL_RDONLY
243 #define BTRFS_SUBVOL_RDONLY (1ULL << 1)
246 #ifndef BTRFS_SUBVOL_NAME_MAX
247 #define BTRFS_SUBVOL_NAME_MAX 4039
250 #ifndef BTRFS_INO_LOOKUP_PATH_MAX
251 #define BTRFS_INO_LOOKUP_PATH_MAX 4080
254 #ifndef BTRFS_SEARCH_ARGS_BUFSIZE
255 #define BTRFS_SEARCH_ARGS_BUFSIZE (4096 - sizeof(struct btrfs_ioctl_search_key))
258 #ifndef BTRFS_QGROUP_LEVEL_SHIFT
259 #define BTRFS_QGROUP_LEVEL_SHIFT 48
262 #if 0 /// UNNEEDED by elogind (It can not support BTRFS at all)
263 #ifndef HAVE_LINUX_BTRFS_H
264 struct btrfs_ioctl_vol_args {
266 char name[BTRFS_PATH_NAME_MAX + 1];
269 struct btrfs_qgroup_limit {
277 struct btrfs_qgroup_inherit {
280 __u64 num_ref_copies;
281 __u64 num_excl_copies;
282 struct btrfs_qgroup_limit lim;
286 struct btrfs_ioctl_qgroup_limit_args {
288 struct btrfs_qgroup_limit lim;
291 struct btrfs_ioctl_vol_args_v2 {
298 struct btrfs_qgroup_inherit *qgroup_inherit;
302 char name[BTRFS_SUBVOL_NAME_MAX + 1];
305 struct btrfs_ioctl_dev_info_args {
306 uint64_t devid; /* in/out */
307 uint8_t uuid[BTRFS_UUID_SIZE]; /* in/out */
308 uint64_t bytes_used; /* out */
309 uint64_t total_bytes; /* out */
310 uint64_t unused[379]; /* pad to 4k */
311 char path[BTRFS_DEVICE_PATH_NAME_MAX]; /* out */
314 struct btrfs_ioctl_fs_info_args {
315 uint64_t max_id; /* out */
316 uint64_t num_devices; /* out */
317 uint8_t fsid[BTRFS_FSID_SIZE]; /* out */
318 uint64_t reserved[124]; /* pad to 1k */
321 struct btrfs_ioctl_ino_lookup_args {
324 char name[BTRFS_INO_LOOKUP_PATH_MAX];
327 struct btrfs_ioctl_search_key {
328 /* which root are we searching. 0 is the tree of tree roots */
331 /* keys returned will be >= min and <= max */
335 /* keys returned will be >= min and <= max */
339 /* max and min transids to search for */
343 /* keys returned will be >= min and <= max */
348 * how many items did userland ask for, and how many are we
353 /* align to 64 bits */
356 /* some extra for later */
363 struct btrfs_ioctl_search_header {
372 struct btrfs_ioctl_search_args {
373 struct btrfs_ioctl_search_key key;
374 char buf[BTRFS_SEARCH_ARGS_BUFSIZE];
377 struct btrfs_ioctl_clone_range_args {
379 __u64 src_offset, src_length;
383 #define BTRFS_QUOTA_CTL_ENABLE 1
384 #define BTRFS_QUOTA_CTL_DISABLE 2
385 #define BTRFS_QUOTA_CTL_RESCAN__NOTUSED 3
386 struct btrfs_ioctl_quota_ctl_args {
392 #ifndef BTRFS_IOC_DEFRAG
393 #define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, \
394 struct btrfs_ioctl_vol_args)
397 #ifndef BTRFS_IOC_RESIZE
398 #define BTRFS_IOC_RESIZE _IOW(BTRFS_IOCTL_MAGIC, 3, \
399 struct btrfs_ioctl_vol_args)
402 #ifndef BTRFS_IOC_CLONE
403 #define BTRFS_IOC_CLONE _IOW(BTRFS_IOCTL_MAGIC, 9, int)
406 #ifndef BTRFS_IOC_CLONE_RANGE
407 #define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, \
408 struct btrfs_ioctl_clone_range_args)
411 #ifndef BTRFS_IOC_SUBVOL_CREATE
412 #define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, \
413 struct btrfs_ioctl_vol_args)
416 #ifndef BTRFS_IOC_SNAP_DESTROY
417 #define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, \
418 struct btrfs_ioctl_vol_args)
421 #ifndef BTRFS_IOC_TREE_SEARCH
422 #define BTRFS_IOC_TREE_SEARCH _IOWR(BTRFS_IOCTL_MAGIC, 17, \
423 struct btrfs_ioctl_search_args)
426 #ifndef BTRFS_IOC_INO_LOOKUP
427 #define BTRFS_IOC_INO_LOOKUP _IOWR(BTRFS_IOCTL_MAGIC, 18, \
428 struct btrfs_ioctl_ino_lookup_args)
431 #ifndef BTRFS_IOC_SNAP_CREATE_V2
432 #define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, \
433 struct btrfs_ioctl_vol_args_v2)
436 #ifndef BTRFS_IOC_SUBVOL_GETFLAGS
437 #define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64)
440 #ifndef BTRFS_IOC_SUBVOL_SETFLAGS
441 #define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64)
444 #ifndef BTRFS_IOC_DEV_INFO
445 #define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, \
446 struct btrfs_ioctl_dev_info_args)
449 #ifndef BTRFS_IOC_FS_INFO
450 #define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, \
451 struct btrfs_ioctl_fs_info_args)
454 #ifndef BTRFS_IOC_DEVICES_READY
455 #define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, \
456 struct btrfs_ioctl_vol_args)
459 #ifndef BTRFS_IOC_QUOTA_CTL
460 #define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, \
461 struct btrfs_ioctl_quota_ctl_args)
464 #ifndef BTRFS_IOC_QGROUP_LIMIT
465 #define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, \
466 struct btrfs_ioctl_qgroup_limit_args)
469 #ifndef BTRFS_FIRST_FREE_OBJECTID
470 #define BTRFS_FIRST_FREE_OBJECTID 256
473 #ifndef BTRFS_LAST_FREE_OBJECTID
474 #define BTRFS_LAST_FREE_OBJECTID -256ULL
477 #ifndef BTRFS_ROOT_TREE_OBJECTID
478 #define BTRFS_ROOT_TREE_OBJECTID 1
481 #ifndef BTRFS_QUOTA_TREE_OBJECTID
482 #define BTRFS_QUOTA_TREE_OBJECTID 8ULL
485 #ifndef BTRFS_ROOT_ITEM_KEY
486 #define BTRFS_ROOT_ITEM_KEY 132
489 #ifndef BTRFS_QGROUP_STATUS_KEY
490 #define BTRFS_QGROUP_STATUS_KEY 240
493 #ifndef BTRFS_QGROUP_INFO_KEY
494 #define BTRFS_QGROUP_INFO_KEY 242
497 #ifndef BTRFS_QGROUP_LIMIT_KEY
498 #define BTRFS_QGROUP_LIMIT_KEY 244
501 #ifndef BTRFS_QGROUP_RELATION_KEY
502 #define BTRFS_QGROUP_RELATION_KEY 246
505 #ifndef BTRFS_ROOT_BACKREF_KEY
506 #define BTRFS_ROOT_BACKREF_KEY 144
509 #ifndef BTRFS_SUPER_MAGIC
510 #define BTRFS_SUPER_MAGIC 0x9123683E
515 #ifndef CGROUP_SUPER_MAGIC
516 #define CGROUP_SUPER_MAGIC 0x27e0eb
520 #define TMPFS_MAGIC 0x01021994
528 #define MS_PRIVATE (1 << 18)
531 #if !HAVE_DECL_GETTID
532 static inline pid_t gettid(void) {
533 return (pid_t) syscall(SYS_gettid);
538 #define SCM_SECURITY 0x03
541 #ifndef MS_STRICTATIME
542 #define MS_STRICTATIME (1<<24)
550 #define MS_SHARED (1<<20)
553 #ifndef PR_SET_NO_NEW_PRIVS
554 #define PR_SET_NO_NEW_PRIVS 38
557 #ifndef PR_SET_CHILD_SUBREAPER
558 #define PR_SET_CHILD_SUBREAPER 36
561 #ifndef MAX_HANDLE_SZ
562 #define MAX_HANDLE_SZ 128
565 #ifndef __NR_name_to_handle_at
566 # if defined(__x86_64__)
567 # define __NR_name_to_handle_at 303
568 # elif defined(__i386__)
569 # define __NR_name_to_handle_at 341
570 # elif defined(__arm__)
571 # define __NR_name_to_handle_at 370
572 # elif defined(__powerpc__)
573 # define __NR_name_to_handle_at 345
575 # error "__NR_name_to_handle_at is not defined"
579 #if !HAVE_DECL_NAME_TO_HANDLE_AT
581 unsigned int handle_bytes;
583 unsigned char f_handle[0];
586 static inline int name_to_handle_at(int fd, const char *name, struct file_handle *handle, int *mnt_id, int flags) {
587 return syscall(__NR_name_to_handle_at, fd, name, handle, mnt_id, flags);
591 #ifndef HAVE_SECURE_GETENV
592 # ifdef HAVE___SECURE_GETENV
593 # define secure_getenv __secure_getenv
595 # error "neither secure_getenv nor __secure_getenv are available"
599 #ifndef CIFS_MAGIC_NUMBER
600 # define CIFS_MAGIC_NUMBER 0xFF534D42
603 #ifndef TFD_TIMER_CANCEL_ON_SET
604 # define TFD_TIMER_CANCEL_ON_SET (1 << 1)
608 # define SO_REUSEPORT 15
612 # define EVIOCREVOKE _IOW('E', 0x91, int)
615 #ifndef DRM_IOCTL_SET_MASTER
616 # define DRM_IOCTL_SET_MASTER _IO('d', 0x1e)
619 #ifndef DRM_IOCTL_DROP_MASTER
620 # define DRM_IOCTL_DROP_MASTER _IO('d', 0x1f)
623 #if defined(__i386__) || defined(__x86_64__)
625 /* The precise definition of __O_TMPFILE is arch specific, so let's
626 * just define this on x86 where we know the value. */
629 #define __O_TMPFILE 020000000
632 /* a horrid kludge trying to make sure that this will fail on old kernels */
634 #define O_TMPFILE (__O_TMPFILE | O_DIRECTORY)
640 # if defined(__x86_64__)
641 # define __NR_setns 308
642 # elif defined(__i386__)
643 # define __NR_setns 346
645 # error "__NR_setns is not defined"
650 static inline int setns(int fd, int nstype) {
651 return syscall(__NR_setns, fd, nstype);
655 #if !HAVE_DECL_LO_FLAGS_PARTSCAN
656 #define LO_FLAGS_PARTSCAN 8
659 #ifndef LOOP_CTL_REMOVE
660 #define LOOP_CTL_REMOVE 0x4C81
663 #ifndef LOOP_CTL_GET_FREE
664 #define LOOP_CTL_GET_FREE 0x4C82
667 #if !HAVE_DECL_IFLA_INET6_ADDR_GEN_MODE
668 #define IFLA_INET6_UNSPEC 0
669 #define IFLA_INET6_FLAGS 1
670 #define IFLA_INET6_CONF 2
671 #define IFLA_INET6_STATS 3
672 #define IFLA_INET6_MCAST 4
673 #define IFLA_INET6_CACHEINFO 5
674 #define IFLA_INET6_ICMP6STATS 6
675 #define IFLA_INET6_TOKEN 7
676 #define IFLA_INET6_ADDR_GEN_MODE 8
677 #define __IFLA_INET6_MAX 9
679 #define IFLA_INET6_MAX (__IFLA_INET6_MAX - 1)
681 #define IN6_ADDR_GEN_MODE_EUI64 0
682 #define IN6_ADDR_GEN_MODE_NONE 1
685 #if !HAVE_DECL_IFLA_MACVLAN_FLAGS
686 #define IFLA_MACVLAN_UNSPEC 0
687 #define IFLA_MACVLAN_MODE 1
688 #define IFLA_MACVLAN_FLAGS 2
689 #define __IFLA_MACVLAN_MAX 3
691 #define IFLA_MACVLAN_MAX (__IFLA_MACVLAN_MAX - 1)
694 #if !HAVE_DECL_IFLA_IPVLAN_MODE
695 #define IFLA_IPVLAN_UNSPEC 0
696 #define IFLA_IPVLAN_MODE 1
697 #define __IFLA_IPVLAN_MAX 2
699 #define IFLA_IPVLAN_MAX (__IFLA_IPVLAN_MAX - 1)
701 #define IPVLAN_MODE_L2 0
702 #define IPVLAN_MODE_L3 1
706 #if !HAVE_DECL_IFLA_VTI_REMOTE
707 #define IFLA_VTI_UNSPEC 0
708 #define IFLA_VTI_LINK 1
709 #define IFLA_VTI_IKEY 2
710 #define IFLA_VTI_OKEY 3
711 #define IFLA_VTI_LOCAL 4
712 #define IFLA_VTI_REMOTE 5
713 #define __IFLA_VTI_MAX 6
715 #define IFLA_VTI_MAX (__IFLA_VTI_MAX - 1)
718 #if !HAVE_DECL_IFLA_PHYS_PORT_ID
719 #undef IFLA_PROMISCUITY
720 #define IFLA_PROMISCUITY 30
721 #define IFLA_NUM_TX_QUEUES 31
722 #define IFLA_NUM_RX_QUEUES 32
723 #define IFLA_CARRIER 33
724 #define IFLA_PHYS_PORT_ID 34
725 #define __IFLA_MAX 35
727 #define IFLA_MAX (__IFLA_MAX - 1)
730 #if !HAVE_DECL_IFLA_BOND_AD_INFO
731 #define IFLA_BOND_UNSPEC 0
732 #define IFLA_BOND_MODE 1
733 #define IFLA_BOND_ACTIVE_SLAVE 2
734 #define IFLA_BOND_MIIMON 3
735 #define IFLA_BOND_UPDELAY 4
736 #define IFLA_BOND_DOWNDELAY 5
737 #define IFLA_BOND_USE_CARRIER 6
738 #define IFLA_BOND_ARP_INTERVAL 7
739 #define IFLA_BOND_ARP_IP_TARGET 8
740 #define IFLA_BOND_ARP_VALIDATE 9
741 #define IFLA_BOND_ARP_ALL_TARGETS 10
742 #define IFLA_BOND_PRIMARY 11
743 #define IFLA_BOND_PRIMARY_RESELECT 12
744 #define IFLA_BOND_FAIL_OVER_MAC 13
745 #define IFLA_BOND_XMIT_HASH_POLICY 14
746 #define IFLA_BOND_RESEND_IGMP 15
747 #define IFLA_BOND_NUM_PEER_NOTIF 16
748 #define IFLA_BOND_ALL_SLAVES_ACTIVE 17
749 #define IFLA_BOND_MIN_LINKS 18
750 #define IFLA_BOND_LP_INTERVAL 19
751 #define IFLA_BOND_PACKETS_PER_SLAVE 20
752 #define IFLA_BOND_AD_LACP_RATE 21
753 #define IFLA_BOND_AD_SELECT 22
754 #define IFLA_BOND_AD_INFO 23
755 #define __IFLA_BOND_MAX 24
757 #define IFLA_BOND_MAX (__IFLA_BOND_MAX - 1)
760 #if !HAVE_DECL_IFLA_VLAN_PROTOCOL
761 #define IFLA_VLAN_UNSPEC 0
762 #define IFLA_VLAN_ID 1
763 #define IFLA_VLAN_FLAGS 2
764 #define IFLA_VLAN_EGRESS_QOS 3
765 #define IFLA_VLAN_INGRESS_QOS 4
766 #define IFLA_VLAN_PROTOCOL 5
767 #define __IFLA_VLAN_MAX 6
769 #define IFLA_VLAN_MAX (__IFLA_VLAN_MAX - 1)
772 #if !HAVE_DECL_IFLA_VXLAN_REMCSUM_NOPARTIAL
773 #define IFLA_VXLAN_UNSPEC 0
774 #define IFLA_VXLAN_ID 1
775 #define IFLA_VXLAN_GROUP 2
776 #define IFLA_VXLAN_LINK 3
777 #define IFLA_VXLAN_LOCAL 4
778 #define IFLA_VXLAN_TTL 5
779 #define IFLA_VXLAN_TOS 6
780 #define IFLA_VXLAN_LEARNING 7
781 #define IFLA_VXLAN_AGEING 8
782 #define IFLA_VXLAN_LIMIT 9
783 #define IFLA_VXLAN_PORT_RANGE 10
784 #define IFLA_VXLAN_PROXY 11
785 #define IFLA_VXLAN_RSC 12
786 #define IFLA_VXLAN_L2MISS 13
787 #define IFLA_VXLAN_L3MISS 14
788 #define IFLA_VXLAN_PORT 15
789 #define IFLA_VXLAN_GROUP6 16
790 #define IFLA_VXLAN_LOCAL6 17
791 #define IFLA_VXLAN_UDP_CSUM 18
792 #define IFLA_VXLAN_UDP_ZERO_CSUM6_TX 19
793 #define IFLA_VXLAN_UDP_ZERO_CSUM6_RX 20
794 #define IFLA_VXLAN_REMCSUM_TX 21
795 #define IFLA_VXLAN_REMCSUM_RX 22
796 #define IFLA_VXLAN_GBP 23
797 #define IFLA_VXLAN_REMCSUM_NOPARTIAL 24
798 #define __IFLA_VXLAN_MAX 25
800 #define IFLA_VXLAN_MAX (__IFLA_VXLAN_MAX - 1)
803 #if !HAVE_DECL_IFLA_IPTUN_ENCAP_DPORT
804 #define IFLA_IPTUN_UNSPEC 0
805 #define IFLA_IPTUN_LINK 1
806 #define IFLA_IPTUN_LOCAL 2
807 #define IFLA_IPTUN_REMOTE 3
808 #define IFLA_IPTUN_TTL 4
809 #define IFLA_IPTUN_TOS 5
810 #define IFLA_IPTUN_ENCAP_LIMIT 6
811 #define IFLA_IPTUN_FLOWINFO 7
812 #define IFLA_IPTUN_FLAGS 8
813 #define IFLA_IPTUN_PROTO 9
814 #define IFLA_IPTUN_PMTUDISC 10
815 #define IFLA_IPTUN_6RD_PREFIX 11
816 #define IFLA_IPTUN_6RD_RELAY_PREFIX 12
817 #define IFLA_IPTUN_6RD_PREFIXLEN 13
818 #define IFLA_IPTUN_6RD_RELAY_PREFIXLEN 14
819 #define IFLA_IPTUN_ENCAP_TYPE 15
820 #define IFLA_IPTUN_ENCAP_FLAGS 16
821 #define IFLA_IPTUN_ENCAP_SPORT 17
822 #define IFLA_IPTUN_ENCAP_DPORT 18
824 #define __IFLA_IPTUN_MAX 19
826 #define IFLA_IPTUN_MAX (__IFLA_IPTUN_MAX - 1)
829 #if !HAVE_DECL_IFLA_GRE_ENCAP_DPORT
830 #define IFLA_GRE_UNSPEC 0
831 #define IFLA_GRE_LINK 1
832 #define IFLA_GRE_IFLAGS 2
833 #define IFLA_GRE_OFLAGS 3
834 #define IFLA_GRE_IKEY 4
835 #define IFLA_GRE_OKEY 5
836 #define IFLA_GRE_LOCAL 6
837 #define IFLA_GRE_REMOTE 7
838 #define IFLA_GRE_TTL 8
839 #define IFLA_GRE_TOS 9
840 #define IFLA_GRE_PMTUDISC 10
841 #define IFLA_GRE_ENCAP_LIMIT 11
842 #define IFLA_GRE_FLOWINFO 12
843 #define IFLA_GRE_FLAGS 13
844 #define IFLA_GRE_ENCAP_TYPE 14
845 #define IFLA_GRE_ENCAP_FLAGS 15
846 #define IFLA_GRE_ENCAP_SPORT 16
847 #define IFLA_GRE_ENCAP_DPORT 17
849 #define __IFLA_GRE_MAX 18
851 #define IFLA_GRE_MAX (__IFLA_GRE_MAX - 1)
854 #if !HAVE_DECL_IFLA_BRIDGE_VLAN_INFO
855 #define IFLA_BRIDGE_FLAGS 0
856 #define IFLA_BRIDGE_MODE 1
857 #define IFLA_BRIDGE_VLAN_INFO 2
858 #define __IFLA_BRIDGE_MAX 3
860 #define IFLA_BRIDGE_MAX (__IFLA_BRIDGE_MAX - 1)
863 #if !HAVE_DECL_IFLA_BR_PRIORITY
864 #define IFLA_BR_UNSPEC 0
865 #define IFLA_BR_FORWARD_DELAY 1
866 #define IFLA_BR_HELLO_TIME 2
867 #define IFLA_BR_MAX_AGE 3
868 #define IFLA_BR_AGEING_TIME 4
869 #define IFLA_BR_STP_STATE 5
870 #define IFLA_BR_PRIORITY 6
871 #define __IFLA_BR_MAX 7
873 #define IFLA_BR_MAX (__IFLA_BR_MAX - 1)
876 #if !HAVE_DECL_IFLA_BRPORT_LEARNING_SYNC
877 #define IFLA_BRPORT_UNSPEC 0
878 #define IFLA_BRPORT_STATE 1
879 #define IFLA_BRPORT_PRIORITY 2
880 #define IFLA_BRPORT_COST 3
881 #define IFLA_BRPORT_MODE 4
882 #define IFLA_BRPORT_GUARD 5
883 #define IFLA_BRPORT_PROTECT 6
884 #define IFLA_BRPORT_FAST_LEAVE 7
885 #define IFLA_BRPORT_LEARNING 8
886 #define IFLA_BRPORT_UNICAST_FLOOD 9
887 #define IFLA_BRPORT_PROXYARP 10
888 #define IFLA_BRPORT_LEARNING_SYNC 11
889 #define __IFLA_BRPORT_MAX 12
891 #define IFLA_BRPORT_MAX (__IFLA_BRPORT_MAX - 1)
894 #if !HAVE_DECL_NDA_IFINDEX
898 #define NDA_CACHEINFO 3
903 #define NDA_IFINDEX 8
906 #define NDA_MAX (__NDA_MAX - 1)
913 #ifndef IPV6_UNICAST_IF
914 #define IPV6_UNICAST_IF 76
917 #ifndef IFF_MULTI_QUEUE
918 #define IFF_MULTI_QUEUE 0x100
922 #define IFF_LOWER_UP 0x10000
926 #define IFF_DORMANT 0x20000
929 #ifndef BOND_XMIT_POLICY_ENCAP23
930 #define BOND_XMIT_POLICY_ENCAP23 3
933 #ifndef BOND_XMIT_POLICY_ENCAP34
934 #define BOND_XMIT_POLICY_ENCAP34 4
937 #ifndef NET_ADDR_RANDOM
938 # define NET_ADDR_RANDOM 1
941 #ifndef NET_NAME_UNKNOWN
942 # define NET_NAME_UNKNOWN 0
945 #ifndef NET_NAME_ENUM
946 # define NET_NAME_ENUM 1
949 #ifndef NET_NAME_PREDICTABLE
950 # define NET_NAME_PREDICTABLE 2
953 #ifndef NET_NAME_USER
954 # define NET_NAME_USER 3
957 #ifndef NET_NAME_RENAMED
958 # define NET_NAME_RENAMED 4
962 # define BPF_XOR 0xa0
965 /* Note that LOOPBACK_IFINDEX is currently not exported by the
966 * kernel/glibc, but hardcoded internally by the kernel. However, as
967 * it is exported to userspace indirectly via rtnetlink and the
968 * ioctls, and made use of widely we define it here too, in a way that
969 * is compatible with the kernel's internal definition. */
970 #ifndef LOOPBACK_IFINDEX
971 #define LOOPBACK_IFINDEX 1
974 #if !HAVE_DECL_IFA_FLAGS
978 #ifndef IFA_F_NOPREFIXROUTE
979 #define IFA_F_NOPREFIXROUTE 0x200
982 #ifndef MAX_AUDIT_MESSAGE_LENGTH
983 #define MAX_AUDIT_MESSAGE_LENGTH 8970
986 #ifndef AUDIT_NLGRP_MAX
987 #define AUDIT_NLGRP_READLOG 1
990 #ifndef CAP_MAC_OVERRIDE
991 #define CAP_MAC_OVERRIDE 32
994 #ifndef CAP_MAC_ADMIN
995 #define CAP_MAC_ADMIN 33
999 #define CAP_SYSLOG 34
1002 #ifndef CAP_WAKE_ALARM
1003 #define CAP_WAKE_ALARM 35
1006 #ifndef CAP_BLOCK_SUSPEND
1007 #define CAP_BLOCK_SUSPEND 36
1010 #ifndef CAP_AUDIT_READ
1011 #define CAP_AUDIT_READ 37
1014 static inline int raw_clone(unsigned long flags, void *child_stack) {
1015 #if defined(__s390__) || defined(__CRIS__)
1016 /* On s390 and cris the order of the first and second arguments
1017 * of the raw clone() system call is reversed. */
1018 return (int) syscall(__NR_clone, child_stack, flags);
1020 return (int) syscall(__NR_clone, flags, child_stack);
1024 static inline pid_t raw_getpid(void) {
1025 #if defined(__alpha__)
1026 return (pid_t) syscall(__NR_getxpid);
1028 return (pid_t) syscall(__NR_getpid);
1032 #if 0 /// UNNEEDED by elogind
1034 #if !HAVE_DECL_RENAMEAT2
1037 #ifndef __NR_renameat2
1038 # if defined __x86_64__
1039 # define __NR_renameat2 316
1040 # elif defined __arm__
1041 # define __NR_renameat2 382
1042 # elif defined _MIPS_SIM
1043 # if _MIPS_SIM == _MIPS_SIM_ABI32
1044 # define __NR_renameat2 4351
1046 # if _MIPS_SIM == _MIPS_SIM_NABI32
1047 # define __NR_renameat2 6315
1049 # if _MIPS_SIM == _MIPS_SIM_ABI64
1050 # define __NR_renameat2 5311
1052 # elif defined __i386__
1053 # define __NR_renameat2 353
1055 # warning "__NR_renameat2 unknown for your architecture"
1056 # define __NR_renameat2 0xffffffff
1060 static inline int renameat2(int oldfd, const char *oldname, int newfd, const char *newname, unsigned flags) {
1061 return syscall(__NR_renameat2, oldfd, oldname, newfd, newname, flags);
1065 #ifndef RENAME_NOREPLACE
1066 #define RENAME_NOREPLACE (1 << 0)
1070 static inline int kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1, unsigned long idx2) {
1071 #if defined(__NR_kcmp)
1072 return syscall(__NR_kcmp, pid1, pid2, type, idx1, idx2);
1084 #ifndef INPUT_PROP_POINTING_STICK
1085 #define INPUT_PROP_POINTING_STICK 0x05
1088 #ifndef INPUT_PROP_ACCELEROMETER
1089 #define INPUT_PROP_ACCELEROMETER 0x06
1092 #if !HAVE_DECL_KEY_SERIAL_T
1093 typedef int32_t key_serial_t;
1096 #if !HAVE_DECL_KEYCTL
1097 static inline long keyctl(int cmd, unsigned long arg2, unsigned long arg3, unsigned long arg4,unsigned long arg5) {
1098 #if defined(__NR_keyctl)
1099 return syscall(__NR_keyctl, cmd, arg2, arg3, arg4, arg5);
1106 static inline key_serial_t add_key(const char *type, const char *description, const void *payload, size_t plen, key_serial_t ringid) {
1107 #if defined (__NR_add_key)
1108 return syscall(__NR_add_key, type, description, payload, plen, ringid);
1115 static inline key_serial_t request_key(const char *type, const char *description, const char * callout_info, key_serial_t destringid) {
1116 #if defined (__NR_request_key)
1117 return syscall(__NR_request_key, type, description, callout_info, destringid);
1126 #define KEYCTL_READ 11
1129 #ifndef KEYCTL_SET_TIMEOUT
1130 #define KEYCTL_SET_TIMEOUT 15
1133 #ifndef KEY_SPEC_USER_KEYRING
1134 #define KEY_SPEC_USER_KEYRING -4