4 This file is part of systemd.
6 Copyright 2010 Lennart Poettering
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
22 /* Missing glibc definitions to access certain kernel APIs */
26 #include <linux/audit.h>
27 #include <linux/capability.h>
28 #include <linux/if_link.h>
29 #include <linux/input.h>
30 #include <linux/loop.h>
31 #include <linux/neighbour.h>
32 #include <linux/oom.h>
33 #include <linux/rtnetlink.h>
35 #include <sys/resource.h>
36 #include <sys/syscall.h>
39 #include "musl_missing.h"
46 #include <asm/sgidefs.h>
49 #ifdef HAVE_LINUX_BTRFS_H
50 #include <linux/btrfs.h>
56 #define RLIMIT_RTTIME 15
59 /* If RLIMIT_RTTIME is not defined, then we cannot use RLIMIT_NLIMITS as is */
60 #define _RLIMIT_MAX (RLIMIT_RTTIME+1 > RLIMIT_NLIMITS ? RLIMIT_RTTIME+1 : RLIMIT_NLIMITS)
62 #ifndef F_LINUX_SPECIFIC_BASE
63 #define F_LINUX_SPECIFIC_BASE 1024
67 #define F_SETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 7)
71 #define F_GETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 8)
75 #define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9)
76 #define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10)
78 #define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */
79 #define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */
80 #define F_SEAL_GROW 0x0004 /* prevent file from growing */
81 #define F_SEAL_WRITE 0x0008 /* prevent writes */
85 #define F_OFD_GETLK 36
86 #define F_OFD_SETLK 37
87 #define F_OFD_SETLKW 38
90 #ifndef MFD_ALLOW_SEALING
91 #define MFD_ALLOW_SEALING 0x0002U
95 #define MFD_CLOEXEC 0x0001U
99 #define IP_FREEBIND 15
102 #ifndef OOM_SCORE_ADJ_MIN
103 #define OOM_SCORE_ADJ_MIN (-1000)
106 #ifndef OOM_SCORE_ADJ_MAX
107 #define OOM_SCORE_ADJ_MAX 1000
110 #ifndef AUDIT_SERVICE_START
111 #define AUDIT_SERVICE_START 1130 /* Service (daemon) start */
114 #ifndef AUDIT_SERVICE_STOP
115 #define AUDIT_SERVICE_STOP 1131 /* Service (daemon) stop */
119 #define TIOCVHANGUP 0x5437
122 #ifndef IP_TRANSPARENT
123 #define IP_TRANSPARENT 19
127 #define SOL_NETLINK 270
130 #ifndef NETLINK_LIST_MEMBERSHIPS
131 #define NETLINK_LIST_MEMBERSHIPS 9
138 #if !HAVE_DECL_PIVOT_ROOT
139 static inline int pivot_root(const char *new_root, const char *put_old) {
140 return syscall(SYS_pivot_root, new_root, put_old);
144 #ifndef __NR_memfd_create
145 # if defined __x86_64__
146 # define __NR_memfd_create 319
147 # elif defined __arm__
148 # define __NR_memfd_create 385
149 # elif defined __aarch64__
150 # define __NR_memfd_create 279
151 # elif defined __s390__
152 # define __NR_memfd_create 350
153 # elif defined _MIPS_SIM
154 # if _MIPS_SIM == _MIPS_SIM_ABI32
155 # define __NR_memfd_create 4354
157 # if _MIPS_SIM == _MIPS_SIM_NABI32
158 # define __NR_memfd_create 6318
160 # if _MIPS_SIM == _MIPS_SIM_ABI64
161 # define __NR_memfd_create 5314
163 # elif defined __i386__
164 # define __NR_memfd_create 356
166 # warning "__NR_memfd_create unknown for your architecture"
167 # define __NR_memfd_create 0xffffffff
171 #ifndef HAVE_MEMFD_CREATE
172 static inline int memfd_create(const char *name, unsigned int flags) {
173 return syscall(__NR_memfd_create, name, flags);
177 #ifndef __NR_getrandom
178 # if defined __x86_64__
179 # define __NR_getrandom 318
180 # elif defined(__i386__)
181 # define __NR_getrandom 355
182 # elif defined(__arm__)
183 # define __NR_getrandom 384
184 # elif defined(__aarch64__)
185 # define __NR_getrandom 278
186 # elif defined(__ia64__)
187 # define __NR_getrandom 1339
188 # elif defined(__m68k__)
189 # define __NR_getrandom 352
190 # elif defined(__s390x__)
191 # define __NR_getrandom 349
192 # elif defined(__powerpc__)
193 # define __NR_getrandom 359
194 # elif defined _MIPS_SIM
195 # if _MIPS_SIM == _MIPS_SIM_ABI32
196 # define __NR_getrandom 4353
198 # if _MIPS_SIM == _MIPS_SIM_NABI32
199 # define __NR_getrandom 6317
201 # if _MIPS_SIM == _MIPS_SIM_ABI64
202 # define __NR_getrandom 5313
205 # warning "__NR_getrandom unknown for your architecture"
206 # define __NR_getrandom 0xffffffff
210 #if !HAVE_DECL_GETRANDOM
211 static inline int getrandom(void *buffer, size_t count, unsigned flags) {
212 return syscall(__NR_getrandom, buffer, count, flags);
216 #ifndef GRND_NONBLOCK
217 #define GRND_NONBLOCK 0x0001
221 #define GRND_RANDOM 0x0002
224 #ifndef BTRFS_IOCTL_MAGIC
225 #define BTRFS_IOCTL_MAGIC 0x94
228 #ifndef BTRFS_PATH_NAME_MAX
229 #define BTRFS_PATH_NAME_MAX 4087
232 #ifndef BTRFS_DEVICE_PATH_NAME_MAX
233 #define BTRFS_DEVICE_PATH_NAME_MAX 1024
236 #ifndef BTRFS_FSID_SIZE
237 #define BTRFS_FSID_SIZE 16
240 #ifndef BTRFS_UUID_SIZE
241 #define BTRFS_UUID_SIZE 16
244 #ifndef BTRFS_SUBVOL_RDONLY
245 #define BTRFS_SUBVOL_RDONLY (1ULL << 1)
248 #ifndef BTRFS_SUBVOL_NAME_MAX
249 #define BTRFS_SUBVOL_NAME_MAX 4039
252 #ifndef BTRFS_INO_LOOKUP_PATH_MAX
253 #define BTRFS_INO_LOOKUP_PATH_MAX 4080
256 #ifndef BTRFS_SEARCH_ARGS_BUFSIZE
257 #define BTRFS_SEARCH_ARGS_BUFSIZE (4096 - sizeof(struct btrfs_ioctl_search_key))
260 #ifndef BTRFS_QGROUP_LEVEL_SHIFT
261 #define BTRFS_QGROUP_LEVEL_SHIFT 48
264 #if 0 /// UNNEEDED by elogind (It can not support BTRFS at all)
265 #ifndef HAVE_LINUX_BTRFS_H
266 struct btrfs_ioctl_vol_args {
268 char name[BTRFS_PATH_NAME_MAX + 1];
271 struct btrfs_qgroup_limit {
279 struct btrfs_qgroup_inherit {
282 __u64 num_ref_copies;
283 __u64 num_excl_copies;
284 struct btrfs_qgroup_limit lim;
288 struct btrfs_ioctl_qgroup_limit_args {
290 struct btrfs_qgroup_limit lim;
293 struct btrfs_ioctl_vol_args_v2 {
300 struct btrfs_qgroup_inherit *qgroup_inherit;
304 char name[BTRFS_SUBVOL_NAME_MAX + 1];
307 struct btrfs_ioctl_dev_info_args {
308 uint64_t devid; /* in/out */
309 uint8_t uuid[BTRFS_UUID_SIZE]; /* in/out */
310 uint64_t bytes_used; /* out */
311 uint64_t total_bytes; /* out */
312 uint64_t unused[379]; /* pad to 4k */
313 char path[BTRFS_DEVICE_PATH_NAME_MAX]; /* out */
316 struct btrfs_ioctl_fs_info_args {
317 uint64_t max_id; /* out */
318 uint64_t num_devices; /* out */
319 uint8_t fsid[BTRFS_FSID_SIZE]; /* out */
320 uint64_t reserved[124]; /* pad to 1k */
323 struct btrfs_ioctl_ino_lookup_args {
326 char name[BTRFS_INO_LOOKUP_PATH_MAX];
329 struct btrfs_ioctl_search_key {
330 /* which root are we searching. 0 is the tree of tree roots */
333 /* keys returned will be >= min and <= max */
337 /* keys returned will be >= min and <= max */
341 /* max and min transids to search for */
345 /* keys returned will be >= min and <= max */
350 * how many items did userland ask for, and how many are we
355 /* align to 64 bits */
358 /* some extra for later */
365 struct btrfs_ioctl_search_header {
374 struct btrfs_ioctl_search_args {
375 struct btrfs_ioctl_search_key key;
376 char buf[BTRFS_SEARCH_ARGS_BUFSIZE];
379 struct btrfs_ioctl_clone_range_args {
381 __u64 src_offset, src_length;
385 #define BTRFS_QUOTA_CTL_ENABLE 1
386 #define BTRFS_QUOTA_CTL_DISABLE 2
387 #define BTRFS_QUOTA_CTL_RESCAN__NOTUSED 3
388 struct btrfs_ioctl_quota_ctl_args {
394 #ifndef BTRFS_IOC_DEFRAG
395 #define BTRFS_IOC_DEFRAG _IOW(BTRFS_IOCTL_MAGIC, 2, \
396 struct btrfs_ioctl_vol_args)
399 #ifndef BTRFS_IOC_RESIZE
400 #define BTRFS_IOC_RESIZE _IOW(BTRFS_IOCTL_MAGIC, 3, \
401 struct btrfs_ioctl_vol_args)
404 #ifndef BTRFS_IOC_CLONE
405 #define BTRFS_IOC_CLONE _IOW(BTRFS_IOCTL_MAGIC, 9, int)
408 #ifndef BTRFS_IOC_CLONE_RANGE
409 #define BTRFS_IOC_CLONE_RANGE _IOW(BTRFS_IOCTL_MAGIC, 13, \
410 struct btrfs_ioctl_clone_range_args)
413 #ifndef BTRFS_IOC_SUBVOL_CREATE
414 #define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, \
415 struct btrfs_ioctl_vol_args)
418 #ifndef BTRFS_IOC_SNAP_DESTROY
419 #define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, \
420 struct btrfs_ioctl_vol_args)
423 #ifndef BTRFS_IOC_TREE_SEARCH
424 #define BTRFS_IOC_TREE_SEARCH _IOWR(BTRFS_IOCTL_MAGIC, 17, \
425 struct btrfs_ioctl_search_args)
428 #ifndef BTRFS_IOC_INO_LOOKUP
429 #define BTRFS_IOC_INO_LOOKUP _IOWR(BTRFS_IOCTL_MAGIC, 18, \
430 struct btrfs_ioctl_ino_lookup_args)
433 #ifndef BTRFS_IOC_SNAP_CREATE_V2
434 #define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, \
435 struct btrfs_ioctl_vol_args_v2)
438 #ifndef BTRFS_IOC_SUBVOL_GETFLAGS
439 #define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64)
442 #ifndef BTRFS_IOC_SUBVOL_SETFLAGS
443 #define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64)
446 #ifndef BTRFS_IOC_DEV_INFO
447 #define BTRFS_IOC_DEV_INFO _IOWR(BTRFS_IOCTL_MAGIC, 30, \
448 struct btrfs_ioctl_dev_info_args)
451 #ifndef BTRFS_IOC_FS_INFO
452 #define BTRFS_IOC_FS_INFO _IOR(BTRFS_IOCTL_MAGIC, 31, \
453 struct btrfs_ioctl_fs_info_args)
456 #ifndef BTRFS_IOC_DEVICES_READY
457 #define BTRFS_IOC_DEVICES_READY _IOR(BTRFS_IOCTL_MAGIC, 39, \
458 struct btrfs_ioctl_vol_args)
461 #ifndef BTRFS_IOC_QUOTA_CTL
462 #define BTRFS_IOC_QUOTA_CTL _IOWR(BTRFS_IOCTL_MAGIC, 40, \
463 struct btrfs_ioctl_quota_ctl_args)
466 #ifndef BTRFS_IOC_QGROUP_LIMIT
467 #define BTRFS_IOC_QGROUP_LIMIT _IOR(BTRFS_IOCTL_MAGIC, 43, \
468 struct btrfs_ioctl_qgroup_limit_args)
471 #ifndef BTRFS_FIRST_FREE_OBJECTID
472 #define BTRFS_FIRST_FREE_OBJECTID 256
475 #ifndef BTRFS_LAST_FREE_OBJECTID
476 #define BTRFS_LAST_FREE_OBJECTID -256ULL
479 #ifndef BTRFS_ROOT_TREE_OBJECTID
480 #define BTRFS_ROOT_TREE_OBJECTID 1
483 #ifndef BTRFS_QUOTA_TREE_OBJECTID
484 #define BTRFS_QUOTA_TREE_OBJECTID 8ULL
487 #ifndef BTRFS_ROOT_ITEM_KEY
488 #define BTRFS_ROOT_ITEM_KEY 132
491 #ifndef BTRFS_QGROUP_STATUS_KEY
492 #define BTRFS_QGROUP_STATUS_KEY 240
495 #ifndef BTRFS_QGROUP_INFO_KEY
496 #define BTRFS_QGROUP_INFO_KEY 242
499 #ifndef BTRFS_QGROUP_LIMIT_KEY
500 #define BTRFS_QGROUP_LIMIT_KEY 244
503 #ifndef BTRFS_QGROUP_RELATION_KEY
504 #define BTRFS_QGROUP_RELATION_KEY 246
507 #ifndef BTRFS_ROOT_BACKREF_KEY
508 #define BTRFS_ROOT_BACKREF_KEY 144
511 #ifndef BTRFS_SUPER_MAGIC
512 #define BTRFS_SUPER_MAGIC 0x9123683E
517 #ifndef CGROUP_SUPER_MAGIC
518 #define CGROUP_SUPER_MAGIC 0x27e0eb
522 #define TMPFS_MAGIC 0x01021994
530 #define MS_PRIVATE (1 << 18)
533 #if !HAVE_DECL_GETTID
534 static inline pid_t gettid(void) {
535 return (pid_t) syscall(SYS_gettid);
540 #define SCM_SECURITY 0x03
543 #ifndef MS_STRICTATIME
544 #define MS_STRICTATIME (1<<24)
552 #define MS_SHARED (1<<20)
555 #ifndef PR_SET_NO_NEW_PRIVS
556 #define PR_SET_NO_NEW_PRIVS 38
559 #ifndef PR_SET_CHILD_SUBREAPER
560 #define PR_SET_CHILD_SUBREAPER 36
563 #ifndef MAX_HANDLE_SZ
564 #define MAX_HANDLE_SZ 128
567 #ifndef __NR_name_to_handle_at
568 # if defined(__x86_64__)
569 # define __NR_name_to_handle_at 303
570 # elif defined(__i386__)
571 # define __NR_name_to_handle_at 341
572 # elif defined(__arm__)
573 # define __NR_name_to_handle_at 370
574 # elif defined(__powerpc__)
575 # define __NR_name_to_handle_at 345
577 # error "__NR_name_to_handle_at is not defined"
581 #if !HAVE_DECL_NAME_TO_HANDLE_AT
583 unsigned int handle_bytes;
585 unsigned char f_handle[0];
588 static inline int name_to_handle_at(int fd, const char *name, struct file_handle *handle, int *mnt_id, int flags) {
589 return syscall(__NR_name_to_handle_at, fd, name, handle, mnt_id, flags);
593 #ifndef HAVE_SECURE_GETENV
594 # ifdef HAVE___SECURE_GETENV
595 # define secure_getenv __secure_getenv
597 # error "neither secure_getenv nor __secure_getenv are available"
601 #ifndef CIFS_MAGIC_NUMBER
602 # define CIFS_MAGIC_NUMBER 0xFF534D42
605 #ifndef TFD_TIMER_CANCEL_ON_SET
606 # define TFD_TIMER_CANCEL_ON_SET (1 << 1)
610 # define SO_REUSEPORT 15
614 # define EVIOCREVOKE _IOW('E', 0x91, int)
617 #ifndef DRM_IOCTL_SET_MASTER
618 # define DRM_IOCTL_SET_MASTER _IO('d', 0x1e)
621 #ifndef DRM_IOCTL_DROP_MASTER
622 # define DRM_IOCTL_DROP_MASTER _IO('d', 0x1f)
625 #if defined(__i386__) || defined(__x86_64__)
627 /* The precise definition of __O_TMPFILE is arch specific, so let's
628 * just define this on x86 where we know the value. */
631 #define __O_TMPFILE 020000000
634 /* a horrid kludge trying to make sure that this will fail on old kernels */
636 #define O_TMPFILE (__O_TMPFILE | O_DIRECTORY)
642 # if defined(__x86_64__)
643 # define __NR_setns 308
644 # elif defined(__i386__)
645 # define __NR_setns 346
647 # error "__NR_setns is not defined"
652 static inline int setns(int fd, int nstype) {
653 return syscall(__NR_setns, fd, nstype);
657 #if !HAVE_DECL_LO_FLAGS_PARTSCAN
658 #define LO_FLAGS_PARTSCAN 8
661 #ifndef LOOP_CTL_REMOVE
662 #define LOOP_CTL_REMOVE 0x4C81
665 #ifndef LOOP_CTL_GET_FREE
666 #define LOOP_CTL_GET_FREE 0x4C82
669 #if !HAVE_DECL_IFLA_INET6_ADDR_GEN_MODE
670 #define IFLA_INET6_UNSPEC 0
671 #define IFLA_INET6_FLAGS 1
672 #define IFLA_INET6_CONF 2
673 #define IFLA_INET6_STATS 3
674 #define IFLA_INET6_MCAST 4
675 #define IFLA_INET6_CACHEINFO 5
676 #define IFLA_INET6_ICMP6STATS 6
677 #define IFLA_INET6_TOKEN 7
678 #define IFLA_INET6_ADDR_GEN_MODE 8
679 #define __IFLA_INET6_MAX 9
681 #define IFLA_INET6_MAX (__IFLA_INET6_MAX - 1)
683 #define IN6_ADDR_GEN_MODE_EUI64 0
684 #define IN6_ADDR_GEN_MODE_NONE 1
687 #if !HAVE_DECL_IFLA_MACVLAN_FLAGS
688 #define IFLA_MACVLAN_UNSPEC 0
689 #define IFLA_MACVLAN_MODE 1
690 #define IFLA_MACVLAN_FLAGS 2
691 #define __IFLA_MACVLAN_MAX 3
693 #define IFLA_MACVLAN_MAX (__IFLA_MACVLAN_MAX - 1)
696 #if !HAVE_DECL_IFLA_IPVLAN_MODE
697 #define IFLA_IPVLAN_UNSPEC 0
698 #define IFLA_IPVLAN_MODE 1
699 #define __IFLA_IPVLAN_MAX 2
701 #define IFLA_IPVLAN_MAX (__IFLA_IPVLAN_MAX - 1)
703 #define IPVLAN_MODE_L2 0
704 #define IPVLAN_MODE_L3 1
708 #if !HAVE_DECL_IFLA_VTI_REMOTE
709 #define IFLA_VTI_UNSPEC 0
710 #define IFLA_VTI_LINK 1
711 #define IFLA_VTI_IKEY 2
712 #define IFLA_VTI_OKEY 3
713 #define IFLA_VTI_LOCAL 4
714 #define IFLA_VTI_REMOTE 5
715 #define __IFLA_VTI_MAX 6
717 #define IFLA_VTI_MAX (__IFLA_VTI_MAX - 1)
720 #if !HAVE_DECL_IFLA_PHYS_PORT_ID
721 #undef IFLA_PROMISCUITY
722 #define IFLA_PROMISCUITY 30
723 #define IFLA_NUM_TX_QUEUES 31
724 #define IFLA_NUM_RX_QUEUES 32
725 #define IFLA_CARRIER 33
726 #define IFLA_PHYS_PORT_ID 34
727 #define __IFLA_MAX 35
729 #define IFLA_MAX (__IFLA_MAX - 1)
732 #if !HAVE_DECL_IFLA_BOND_AD_INFO
733 #define IFLA_BOND_UNSPEC 0
734 #define IFLA_BOND_MODE 1
735 #define IFLA_BOND_ACTIVE_SLAVE 2
736 #define IFLA_BOND_MIIMON 3
737 #define IFLA_BOND_UPDELAY 4
738 #define IFLA_BOND_DOWNDELAY 5
739 #define IFLA_BOND_USE_CARRIER 6
740 #define IFLA_BOND_ARP_INTERVAL 7
741 #define IFLA_BOND_ARP_IP_TARGET 8
742 #define IFLA_BOND_ARP_VALIDATE 9
743 #define IFLA_BOND_ARP_ALL_TARGETS 10
744 #define IFLA_BOND_PRIMARY 11
745 #define IFLA_BOND_PRIMARY_RESELECT 12
746 #define IFLA_BOND_FAIL_OVER_MAC 13
747 #define IFLA_BOND_XMIT_HASH_POLICY 14
748 #define IFLA_BOND_RESEND_IGMP 15
749 #define IFLA_BOND_NUM_PEER_NOTIF 16
750 #define IFLA_BOND_ALL_SLAVES_ACTIVE 17
751 #define IFLA_BOND_MIN_LINKS 18
752 #define IFLA_BOND_LP_INTERVAL 19
753 #define IFLA_BOND_PACKETS_PER_SLAVE 20
754 #define IFLA_BOND_AD_LACP_RATE 21
755 #define IFLA_BOND_AD_SELECT 22
756 #define IFLA_BOND_AD_INFO 23
757 #define __IFLA_BOND_MAX 24
759 #define IFLA_BOND_MAX (__IFLA_BOND_MAX - 1)
762 #if !HAVE_DECL_IFLA_VLAN_PROTOCOL
763 #define IFLA_VLAN_UNSPEC 0
764 #define IFLA_VLAN_ID 1
765 #define IFLA_VLAN_FLAGS 2
766 #define IFLA_VLAN_EGRESS_QOS 3
767 #define IFLA_VLAN_INGRESS_QOS 4
768 #define IFLA_VLAN_PROTOCOL 5
769 #define __IFLA_VLAN_MAX 6
771 #define IFLA_VLAN_MAX (__IFLA_VLAN_MAX - 1)
774 #if !HAVE_DECL_IFLA_VXLAN_REMCSUM_NOPARTIAL
775 #define IFLA_VXLAN_UNSPEC 0
776 #define IFLA_VXLAN_ID 1
777 #define IFLA_VXLAN_GROUP 2
778 #define IFLA_VXLAN_LINK 3
779 #define IFLA_VXLAN_LOCAL 4
780 #define IFLA_VXLAN_TTL 5
781 #define IFLA_VXLAN_TOS 6
782 #define IFLA_VXLAN_LEARNING 7
783 #define IFLA_VXLAN_AGEING 8
784 #define IFLA_VXLAN_LIMIT 9
785 #define IFLA_VXLAN_PORT_RANGE 10
786 #define IFLA_VXLAN_PROXY 11
787 #define IFLA_VXLAN_RSC 12
788 #define IFLA_VXLAN_L2MISS 13
789 #define IFLA_VXLAN_L3MISS 14
790 #define IFLA_VXLAN_PORT 15
791 #define IFLA_VXLAN_GROUP6 16
792 #define IFLA_VXLAN_LOCAL6 17
793 #define IFLA_VXLAN_UDP_CSUM 18
794 #define IFLA_VXLAN_UDP_ZERO_CSUM6_TX 19
795 #define IFLA_VXLAN_UDP_ZERO_CSUM6_RX 20
796 #define IFLA_VXLAN_REMCSUM_TX 21
797 #define IFLA_VXLAN_REMCSUM_RX 22
798 #define IFLA_VXLAN_GBP 23
799 #define IFLA_VXLAN_REMCSUM_NOPARTIAL 24
800 #define __IFLA_VXLAN_MAX 25
802 #define IFLA_VXLAN_MAX (__IFLA_VXLAN_MAX - 1)
805 #if !HAVE_DECL_IFLA_IPTUN_ENCAP_DPORT
806 #define IFLA_IPTUN_UNSPEC 0
807 #define IFLA_IPTUN_LINK 1
808 #define IFLA_IPTUN_LOCAL 2
809 #define IFLA_IPTUN_REMOTE 3
810 #define IFLA_IPTUN_TTL 4
811 #define IFLA_IPTUN_TOS 5
812 #define IFLA_IPTUN_ENCAP_LIMIT 6
813 #define IFLA_IPTUN_FLOWINFO 7
814 #define IFLA_IPTUN_FLAGS 8
815 #define IFLA_IPTUN_PROTO 9
816 #define IFLA_IPTUN_PMTUDISC 10
817 #define IFLA_IPTUN_6RD_PREFIX 11
818 #define IFLA_IPTUN_6RD_RELAY_PREFIX 12
819 #define IFLA_IPTUN_6RD_PREFIXLEN 13
820 #define IFLA_IPTUN_6RD_RELAY_PREFIXLEN 14
821 #define IFLA_IPTUN_ENCAP_TYPE 15
822 #define IFLA_IPTUN_ENCAP_FLAGS 16
823 #define IFLA_IPTUN_ENCAP_SPORT 17
824 #define IFLA_IPTUN_ENCAP_DPORT 18
826 #define __IFLA_IPTUN_MAX 19
828 #define IFLA_IPTUN_MAX (__IFLA_IPTUN_MAX - 1)
831 #if !HAVE_DECL_IFLA_GRE_ENCAP_DPORT
832 #define IFLA_GRE_UNSPEC 0
833 #define IFLA_GRE_LINK 1
834 #define IFLA_GRE_IFLAGS 2
835 #define IFLA_GRE_OFLAGS 3
836 #define IFLA_GRE_IKEY 4
837 #define IFLA_GRE_OKEY 5
838 #define IFLA_GRE_LOCAL 6
839 #define IFLA_GRE_REMOTE 7
840 #define IFLA_GRE_TTL 8
841 #define IFLA_GRE_TOS 9
842 #define IFLA_GRE_PMTUDISC 10
843 #define IFLA_GRE_ENCAP_LIMIT 11
844 #define IFLA_GRE_FLOWINFO 12
845 #define IFLA_GRE_FLAGS 13
846 #define IFLA_GRE_ENCAP_TYPE 14
847 #define IFLA_GRE_ENCAP_FLAGS 15
848 #define IFLA_GRE_ENCAP_SPORT 16
849 #define IFLA_GRE_ENCAP_DPORT 17
851 #define __IFLA_GRE_MAX 18
853 #define IFLA_GRE_MAX (__IFLA_GRE_MAX - 1)
856 #if !HAVE_DECL_IFLA_BRIDGE_VLAN_INFO
857 #define IFLA_BRIDGE_FLAGS 0
858 #define IFLA_BRIDGE_MODE 1
859 #define IFLA_BRIDGE_VLAN_INFO 2
860 #define __IFLA_BRIDGE_MAX 3
862 #define IFLA_BRIDGE_MAX (__IFLA_BRIDGE_MAX - 1)
865 #if !HAVE_DECL_IFLA_BR_PRIORITY
866 #define IFLA_BR_UNSPEC 0
867 #define IFLA_BR_FORWARD_DELAY 1
868 #define IFLA_BR_HELLO_TIME 2
869 #define IFLA_BR_MAX_AGE 3
870 #define IFLA_BR_AGEING_TIME 4
871 #define IFLA_BR_STP_STATE 5
872 #define IFLA_BR_PRIORITY 6
873 #define __IFLA_BR_MAX 7
875 #define IFLA_BR_MAX (__IFLA_BR_MAX - 1)
878 #if !HAVE_DECL_IFLA_BRPORT_LEARNING_SYNC
879 #define IFLA_BRPORT_UNSPEC 0
880 #define IFLA_BRPORT_STATE 1
881 #define IFLA_BRPORT_PRIORITY 2
882 #define IFLA_BRPORT_COST 3
883 #define IFLA_BRPORT_MODE 4
884 #define IFLA_BRPORT_GUARD 5
885 #define IFLA_BRPORT_PROTECT 6
886 #define IFLA_BRPORT_FAST_LEAVE 7
887 #define IFLA_BRPORT_LEARNING 8
888 #define IFLA_BRPORT_UNICAST_FLOOD 9
889 #define IFLA_BRPORT_PROXYARP 10
890 #define IFLA_BRPORT_LEARNING_SYNC 11
891 #define __IFLA_BRPORT_MAX 12
893 #define IFLA_BRPORT_MAX (__IFLA_BRPORT_MAX - 1)
896 #if !HAVE_DECL_NDA_IFINDEX
900 #define NDA_CACHEINFO 3
905 #define NDA_IFINDEX 8
908 #define NDA_MAX (__NDA_MAX - 1)
915 #ifndef IPV6_UNICAST_IF
916 #define IPV6_UNICAST_IF 76
919 #ifndef IFF_MULTI_QUEUE
920 #define IFF_MULTI_QUEUE 0x100
924 #define IFF_LOWER_UP 0x10000
928 #define IFF_DORMANT 0x20000
931 #ifndef BOND_XMIT_POLICY_ENCAP23
932 #define BOND_XMIT_POLICY_ENCAP23 3
935 #ifndef BOND_XMIT_POLICY_ENCAP34
936 #define BOND_XMIT_POLICY_ENCAP34 4
939 #ifndef NET_ADDR_RANDOM
940 # define NET_ADDR_RANDOM 1
943 #ifndef NET_NAME_UNKNOWN
944 # define NET_NAME_UNKNOWN 0
947 #ifndef NET_NAME_ENUM
948 # define NET_NAME_ENUM 1
951 #ifndef NET_NAME_PREDICTABLE
952 # define NET_NAME_PREDICTABLE 2
955 #ifndef NET_NAME_USER
956 # define NET_NAME_USER 3
959 #ifndef NET_NAME_RENAMED
960 # define NET_NAME_RENAMED 4
964 # define BPF_XOR 0xa0
967 /* Note that LOOPBACK_IFINDEX is currently not exported by the
968 * kernel/glibc, but hardcoded internally by the kernel. However, as
969 * it is exported to userspace indirectly via rtnetlink and the
970 * ioctls, and made use of widely we define it here too, in a way that
971 * is compatible with the kernel's internal definition. */
972 #ifndef LOOPBACK_IFINDEX
973 #define LOOPBACK_IFINDEX 1
976 #if !HAVE_DECL_IFA_FLAGS
980 #ifndef IFA_F_MANAGETEMPADDR
981 #define IFA_F_MANAGETEMPADDR 0x100
984 #ifndef IFA_F_NOPREFIXROUTE
985 #define IFA_F_NOPREFIXROUTE 0x200
988 #ifndef MAX_AUDIT_MESSAGE_LENGTH
989 #define MAX_AUDIT_MESSAGE_LENGTH 8970
992 #ifndef AUDIT_NLGRP_MAX
993 #define AUDIT_NLGRP_READLOG 1
996 #ifndef CAP_MAC_OVERRIDE
997 #define CAP_MAC_OVERRIDE 32
1000 #ifndef CAP_MAC_ADMIN
1001 #define CAP_MAC_ADMIN 33
1005 #define CAP_SYSLOG 34
1008 #ifndef CAP_WAKE_ALARM
1009 #define CAP_WAKE_ALARM 35
1012 #ifndef CAP_BLOCK_SUSPEND
1013 #define CAP_BLOCK_SUSPEND 36
1016 #ifndef CAP_AUDIT_READ
1017 #define CAP_AUDIT_READ 37
1020 static inline int raw_clone(unsigned long flags, void *child_stack) {
1021 #if defined(__s390__) || defined(__CRIS__)
1022 /* On s390 and cris the order of the first and second arguments
1023 * of the raw clone() system call is reversed. */
1024 return (int) syscall(__NR_clone, child_stack, flags);
1026 return (int) syscall(__NR_clone, flags, child_stack);
1030 static inline pid_t raw_getpid(void) {
1031 #if defined(__alpha__)
1032 return (pid_t) syscall(__NR_getxpid);
1034 return (pid_t) syscall(__NR_getpid);
1038 #if 0 /// UNNEEDED by elogind
1040 #if !HAVE_DECL_RENAMEAT2
1043 #ifndef __NR_renameat2
1044 # if defined __x86_64__
1045 # define __NR_renameat2 316
1046 # elif defined __arm__
1047 # define __NR_renameat2 382
1048 # elif defined _MIPS_SIM
1049 # if _MIPS_SIM == _MIPS_SIM_ABI32
1050 # define __NR_renameat2 4351
1052 # if _MIPS_SIM == _MIPS_SIM_NABI32
1053 # define __NR_renameat2 6315
1055 # if _MIPS_SIM == _MIPS_SIM_ABI64
1056 # define __NR_renameat2 5311
1058 # elif defined __i386__
1059 # define __NR_renameat2 353
1061 # warning "__NR_renameat2 unknown for your architecture"
1062 # define __NR_renameat2 0xffffffff
1066 static inline int renameat2(int oldfd, const char *oldname, int newfd, const char *newname, unsigned flags) {
1067 return syscall(__NR_renameat2, oldfd, oldname, newfd, newname, flags);
1071 #ifndef RENAME_NOREPLACE
1072 #define RENAME_NOREPLACE (1 << 0)
1076 static inline int kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1, unsigned long idx2) {
1077 #if defined(__NR_kcmp)
1078 return syscall(__NR_kcmp, pid1, pid2, type, idx1, idx2);
1090 #ifndef INPUT_PROP_POINTING_STICK
1091 #define INPUT_PROP_POINTING_STICK 0x05
1094 #ifndef INPUT_PROP_ACCELEROMETER
1095 #define INPUT_PROP_ACCELEROMETER 0x06
1098 #if !HAVE_DECL_KEY_SERIAL_T
1099 typedef int32_t key_serial_t;
1102 #if !HAVE_DECL_KEYCTL
1103 static inline long keyctl(int cmd, unsigned long arg2, unsigned long arg3, unsigned long arg4,unsigned long arg5) {
1104 #if defined(__NR_keyctl)
1105 return syscall(__NR_keyctl, cmd, arg2, arg3, arg4, arg5);
1112 static inline key_serial_t add_key(const char *type, const char *description, const void *payload, size_t plen, key_serial_t ringid) {
1113 #if defined (__NR_add_key)
1114 return syscall(__NR_add_key, type, description, payload, plen, ringid);
1121 static inline key_serial_t request_key(const char *type, const char *description, const char * callout_info, key_serial_t destringid) {
1122 #if defined (__NR_request_key)
1123 return syscall(__NR_request_key, type, description, callout_info, destringid);
1132 #define KEYCTL_READ 11
1135 #ifndef KEYCTL_SET_TIMEOUT
1136 #define KEYCTL_SET_TIMEOUT 15
1139 #ifndef KEY_SPEC_USER_KEYRING
1140 #define KEY_SPEC_USER_KEYRING -4