• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1// Copyright 2009,2010 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5// FreeBSD system calls.
6// This file is compiled as ordinary Go code,
7// but it is also input to mksyscall,
8// which parses the //sys lines and generates system call stubs.
9// Note that sometimes we use a lowercase //sys name and wrap
10// it in our own nicer implementation, either here or in
11// syscall_bsd.go or syscall_unix.go.
12
13package unix
14
15import (
16	"strings"
17	"unsafe"
18)
19
20// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
21type SockaddrDatalink struct {
22	Len    uint8
23	Family uint8
24	Index  uint16
25	Type   uint8
26	Nlen   uint8
27	Alen   uint8
28	Slen   uint8
29	Data   [46]int8
30	raw    RawSockaddrDatalink
31}
32
33// Translate "kern.hostname" to []_C_int{0,1,2,3}.
34func nametomib(name string) (mib []_C_int, err error) {
35	const siz = unsafe.Sizeof(mib[0])
36
37	// NOTE(rsc): It seems strange to set the buffer to have
38	// size CTL_MAXNAME+2 but use only CTL_MAXNAME
39	// as the size. I don't know why the +2 is here, but the
40	// kernel uses +2 for its own implementation of this function.
41	// I am scared that if we don't include the +2 here, the kernel
42	// will silently write 2 words farther than we specify
43	// and we'll get memory corruption.
44	var buf [CTL_MAXNAME + 2]_C_int
45	n := uintptr(CTL_MAXNAME) * siz
46
47	p := (*byte)(unsafe.Pointer(&buf[0]))
48	bytes, err := ByteSliceFromString(name)
49	if err != nil {
50		return nil, err
51	}
52
53	// Magic sysctl: "setting" 0.3 to a string name
54	// lets you read back the array of integers form.
55	if err = sysctl([]_C_int{0, 3}, p, &n, &bytes[0], uintptr(len(name))); err != nil {
56		return nil, err
57	}
58	return buf[0 : n/siz], nil
59}
60
61//sysnb pipe() (r int, w int, err error)
62
63func Pipe(p []int) (err error) {
64	if len(p) != 2 {
65		return EINVAL
66	}
67	p[0], p[1], err = pipe()
68	return
69}
70
71func GetsockoptIPMreqn(fd, level, opt int) (*IPMreqn, error) {
72	var value IPMreqn
73	vallen := _Socklen(SizeofIPMreqn)
74	errno := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
75	return &value, errno
76}
77
78func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) (err error) {
79	return setsockopt(fd, level, opt, unsafe.Pointer(mreq), unsafe.Sizeof(*mreq))
80}
81
82func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {
83	var rsa RawSockaddrAny
84	var len _Socklen = SizeofSockaddrAny
85	nfd, err = accept4(fd, &rsa, &len, flags)
86	if err != nil {
87		return
88	}
89	if len > SizeofSockaddrAny {
90		panic("RawSockaddrAny too small")
91	}
92	sa, err = anyToSockaddr(&rsa)
93	if err != nil {
94		Close(nfd)
95		nfd = 0
96	}
97	return
98}
99
100const ImplementsGetwd = true
101
102//sys	Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
103
104func Getwd() (string, error) {
105	var buf [PathMax]byte
106	_, err := Getcwd(buf[0:])
107	if err != nil {
108		return "", err
109	}
110	n := clen(buf[:])
111	if n < 1 {
112		return "", EINVAL
113	}
114	return string(buf[:n]), nil
115}
116
117func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
118	var _p0 unsafe.Pointer
119	var bufsize uintptr
120	if len(buf) > 0 {
121		_p0 = unsafe.Pointer(&buf[0])
122		bufsize = unsafe.Sizeof(Statfs_t{}) * uintptr(len(buf))
123	}
124	r0, _, e1 := Syscall(SYS_GETFSSTAT, uintptr(_p0), bufsize, uintptr(flags))
125	n = int(r0)
126	if e1 != 0 {
127		err = e1
128	}
129	return
130}
131
132func setattrlistTimes(path string, times []Timespec, flags int) error {
133	// used on Darwin for UtimesNano
134	return ENOSYS
135}
136
137// Derive extattr namespace and attribute name
138
139func xattrnamespace(fullattr string) (ns int, attr string, err error) {
140	s := strings.IndexByte(fullattr, '.')
141	if s == -1 {
142		return -1, "", ENOATTR
143	}
144
145	namespace := fullattr[0:s]
146	attr = fullattr[s+1:]
147
148	switch namespace {
149	case "user":
150		return EXTATTR_NAMESPACE_USER, attr, nil
151	case "system":
152		return EXTATTR_NAMESPACE_SYSTEM, attr, nil
153	default:
154		return -1, "", ENOATTR
155	}
156}
157
158func initxattrdest(dest []byte, idx int) (d unsafe.Pointer) {
159	if len(dest) > idx {
160		return unsafe.Pointer(&dest[idx])
161	} else {
162		return unsafe.Pointer(_zero)
163	}
164}
165
166// FreeBSD implements its own syscalls to handle extended attributes
167
168func Getxattr(file string, attr string, dest []byte) (sz int, err error) {
169	d := initxattrdest(dest, 0)
170	destsize := len(dest)
171
172	nsid, a, err := xattrnamespace(attr)
173	if err != nil {
174		return -1, err
175	}
176
177	return ExtattrGetFile(file, nsid, a, uintptr(d), destsize)
178}
179
180func Fgetxattr(fd int, attr string, dest []byte) (sz int, err error) {
181	d := initxattrdest(dest, 0)
182	destsize := len(dest)
183
184	nsid, a, err := xattrnamespace(attr)
185	if err != nil {
186		return -1, err
187	}
188
189	return ExtattrGetFd(fd, nsid, a, uintptr(d), destsize)
190}
191
192func Lgetxattr(link string, attr string, dest []byte) (sz int, err error) {
193	d := initxattrdest(dest, 0)
194	destsize := len(dest)
195
196	nsid, a, err := xattrnamespace(attr)
197	if err != nil {
198		return -1, err
199	}
200
201	return ExtattrGetLink(link, nsid, a, uintptr(d), destsize)
202}
203
204// flags are unused on FreeBSD
205
206func Fsetxattr(fd int, attr string, data []byte, flags int) (err error) {
207	d := unsafe.Pointer(&data[0])
208	datasiz := len(data)
209
210	nsid, a, err := xattrnamespace(attr)
211	if err != nil {
212		return
213	}
214
215	_, err = ExtattrSetFd(fd, nsid, a, uintptr(d), datasiz)
216	return
217}
218
219func Setxattr(file string, attr string, data []byte, flags int) (err error) {
220	d := unsafe.Pointer(&data[0])
221	datasiz := len(data)
222
223	nsid, a, err := xattrnamespace(attr)
224	if err != nil {
225		return
226	}
227
228	_, err = ExtattrSetFile(file, nsid, a, uintptr(d), datasiz)
229	return
230}
231
232func Lsetxattr(link string, attr string, data []byte, flags int) (err error) {
233	d := unsafe.Pointer(&data[0])
234	datasiz := len(data)
235
236	nsid, a, err := xattrnamespace(attr)
237	if err != nil {
238		return
239	}
240
241	_, err = ExtattrSetLink(link, nsid, a, uintptr(d), datasiz)
242	return
243}
244
245func Removexattr(file string, attr string) (err error) {
246	nsid, a, err := xattrnamespace(attr)
247	if err != nil {
248		return
249	}
250
251	err = ExtattrDeleteFile(file, nsid, a)
252	return
253}
254
255func Fremovexattr(fd int, attr string) (err error) {
256	nsid, a, err := xattrnamespace(attr)
257	if err != nil {
258		return
259	}
260
261	err = ExtattrDeleteFd(fd, nsid, a)
262	return
263}
264
265func Lremovexattr(link string, attr string) (err error) {
266	nsid, a, err := xattrnamespace(attr)
267	if err != nil {
268		return
269	}
270
271	err = ExtattrDeleteLink(link, nsid, a)
272	return
273}
274
275func Listxattr(file string, dest []byte) (sz int, err error) {
276	d := initxattrdest(dest, 0)
277	destsiz := len(dest)
278
279	// FreeBSD won't allow you to list xattrs from multiple namespaces
280	s := 0
281	for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} {
282		stmp, e := ExtattrListFile(file, nsid, uintptr(d), destsiz)
283
284		/* Errors accessing system attrs are ignored so that
285		 * we can implement the Linux-like behavior of omitting errors that
286		 * we don't have read permissions on
287		 *
288		 * Linux will still error if we ask for user attributes on a file that
289		 * we don't have read permissions on, so don't ignore those errors
290		 */
291		if e != nil && e == EPERM && nsid != EXTATTR_NAMESPACE_USER {
292			continue
293		} else if e != nil {
294			return s, e
295		}
296
297		s += stmp
298		destsiz -= s
299		if destsiz < 0 {
300			destsiz = 0
301		}
302		d = initxattrdest(dest, s)
303	}
304
305	return s, nil
306}
307
308func Flistxattr(fd int, dest []byte) (sz int, err error) {
309	d := initxattrdest(dest, 0)
310	destsiz := len(dest)
311
312	s := 0
313	for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} {
314		stmp, e := ExtattrListFd(fd, nsid, uintptr(d), destsiz)
315		if e != nil && e == EPERM && nsid != EXTATTR_NAMESPACE_USER {
316			continue
317		} else if e != nil {
318			return s, e
319		}
320
321		s += stmp
322		destsiz -= s
323		if destsiz < 0 {
324			destsiz = 0
325		}
326		d = initxattrdest(dest, s)
327	}
328
329	return s, nil
330}
331
332func Llistxattr(link string, dest []byte) (sz int, err error) {
333	d := initxattrdest(dest, 0)
334	destsiz := len(dest)
335
336	s := 0
337	for _, nsid := range [...]int{EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM} {
338		stmp, e := ExtattrListLink(link, nsid, uintptr(d), destsiz)
339		if e != nil && e == EPERM && nsid != EXTATTR_NAMESPACE_USER {
340			continue
341		} else if e != nil {
342			return s, e
343		}
344
345		s += stmp
346		destsiz -= s
347		if destsiz < 0 {
348			destsiz = 0
349		}
350		d = initxattrdest(dest, s)
351	}
352
353	return s, nil
354}
355
356//sys   ioctl(fd int, req uint, arg uintptr) (err error)
357
358// ioctl itself should not be exposed directly, but additional get/set
359// functions for specific types are permissible.
360
361// IoctlSetInt performs an ioctl operation which sets an integer value
362// on fd, using the specified request number.
363func IoctlSetInt(fd int, req uint, value int) error {
364	return ioctl(fd, req, uintptr(value))
365}
366
367func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
368	return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
369}
370
371func IoctlSetTermios(fd int, req uint, value *Termios) error {
372	return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
373}
374
375// IoctlGetInt performs an ioctl operation which gets an integer value
376// from fd, using the specified request number.
377func IoctlGetInt(fd int, req uint) (int, error) {
378	var value int
379	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
380	return value, err
381}
382
383func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
384	var value Winsize
385	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
386	return &value, err
387}
388
389func IoctlGetTermios(fd int, req uint) (*Termios, error) {
390	var value Termios
391	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
392	return &value, err
393}
394
395func Uname(uname *Utsname) error {
396	mib := []_C_int{CTL_KERN, KERN_OSTYPE}
397	n := unsafe.Sizeof(uname.Sysname)
398	if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil {
399		return err
400	}
401
402	mib = []_C_int{CTL_KERN, KERN_HOSTNAME}
403	n = unsafe.Sizeof(uname.Nodename)
404	if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil {
405		return err
406	}
407
408	mib = []_C_int{CTL_KERN, KERN_OSRELEASE}
409	n = unsafe.Sizeof(uname.Release)
410	if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil {
411		return err
412	}
413
414	mib = []_C_int{CTL_KERN, KERN_VERSION}
415	n = unsafe.Sizeof(uname.Version)
416	if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil {
417		return err
418	}
419
420	// The version might have newlines or tabs in it, convert them to
421	// spaces.
422	for i, b := range uname.Version {
423		if b == '\n' || b == '\t' {
424			if i == len(uname.Version)-1 {
425				uname.Version[i] = 0
426			} else {
427				uname.Version[i] = ' '
428			}
429		}
430	}
431
432	mib = []_C_int{CTL_HW, HW_MACHINE}
433	n = unsafe.Sizeof(uname.Machine)
434	if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil {
435		return err
436	}
437
438	return nil
439}
440
441/*
442 * Exposed directly
443 */
444//sys	Access(path string, mode uint32) (err error)
445//sys	Adjtime(delta *Timeval, olddelta *Timeval) (err error)
446//sys	CapEnter() (err error)
447//sys	capRightsGet(version int, fd int, rightsp *CapRights) (err error) = SYS___CAP_RIGHTS_GET
448//sys	capRightsLimit(fd int, rightsp *CapRights) (err error)
449//sys	Chdir(path string) (err error)
450//sys	Chflags(path string, flags int) (err error)
451//sys	Chmod(path string, mode uint32) (err error)
452//sys	Chown(path string, uid int, gid int) (err error)
453//sys	Chroot(path string) (err error)
454//sys	Close(fd int) (err error)
455//sys	Dup(fd int) (nfd int, err error)
456//sys	Dup2(from int, to int) (err error)
457//sys	Exit(code int)
458//sys	ExtattrGetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
459//sys	ExtattrSetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
460//sys	ExtattrDeleteFd(fd int, attrnamespace int, attrname string) (err error)
461//sys	ExtattrListFd(fd int, attrnamespace int, data uintptr, nbytes int) (ret int, err error)
462//sys	ExtattrGetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
463//sys	ExtattrSetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
464//sys	ExtattrDeleteFile(file string, attrnamespace int, attrname string) (err error)
465//sys	ExtattrListFile(file string, attrnamespace int, data uintptr, nbytes int) (ret int, err error)
466//sys	ExtattrGetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
467//sys	ExtattrSetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
468//sys	ExtattrDeleteLink(link string, attrnamespace int, attrname string) (err error)
469//sys	ExtattrListLink(link string, attrnamespace int, data uintptr, nbytes int) (ret int, err error)
470//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_POSIX_FADVISE
471//sys	Faccessat(dirfd int, path string, mode uint32, flags int) (err error)
472//sys	Fchdir(fd int) (err error)
473//sys	Fchflags(fd int, flags int) (err error)
474//sys	Fchmod(fd int, mode uint32) (err error)
475//sys	Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
476//sys	Fchown(fd int, uid int, gid int) (err error)
477//sys	Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error)
478//sys	Flock(fd int, how int) (err error)
479//sys	Fpathconf(fd int, name int) (val int, err error)
480//sys	Fstat(fd int, stat *Stat_t) (err error)
481//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
482//sys	Fstatfs(fd int, stat *Statfs_t) (err error)
483//sys	Fsync(fd int) (err error)
484//sys	Ftruncate(fd int, length int64) (err error)
485//sys	Getdents(fd int, buf []byte) (n int, err error)
486//sys	Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error)
487//sys	Getdtablesize() (size int)
488//sysnb	Getegid() (egid int)
489//sysnb	Geteuid() (uid int)
490//sysnb	Getgid() (gid int)
491//sysnb	Getpgid(pid int) (pgid int, err error)
492//sysnb	Getpgrp() (pgrp int)
493//sysnb	Getpid() (pid int)
494//sysnb	Getppid() (ppid int)
495//sys	Getpriority(which int, who int) (prio int, err error)
496//sysnb	Getrlimit(which int, lim *Rlimit) (err error)
497//sysnb	Getrusage(who int, rusage *Rusage) (err error)
498//sysnb	Getsid(pid int) (sid int, err error)
499//sysnb	Gettimeofday(tv *Timeval) (err error)
500//sysnb	Getuid() (uid int)
501//sys	Issetugid() (tainted bool)
502//sys	Kill(pid int, signum syscall.Signal) (err error)
503//sys	Kqueue() (fd int, err error)
504//sys	Lchown(path string, uid int, gid int) (err error)
505//sys	Link(path string, link string) (err error)
506//sys	Linkat(pathfd int, path string, linkfd int, link string, flags int) (err error)
507//sys	Listen(s int, backlog int) (err error)
508//sys	Lstat(path string, stat *Stat_t) (err error)
509//sys	Mkdir(path string, mode uint32) (err error)
510//sys	Mkdirat(dirfd int, path string, mode uint32) (err error)
511//sys	Mkfifo(path string, mode uint32) (err error)
512//sys	Mknod(path string, mode uint32, dev int) (err error)
513//sys	Nanosleep(time *Timespec, leftover *Timespec) (err error)
514//sys	Open(path string, mode int, perm uint32) (fd int, err error)
515//sys	Openat(fdat int, path string, mode int, perm uint32) (fd int, err error)
516//sys	Pathconf(path string, name int) (val int, err error)
517//sys	Pread(fd int, p []byte, offset int64) (n int, err error)
518//sys	Pwrite(fd int, p []byte, offset int64) (n int, err error)
519//sys	read(fd int, p []byte) (n int, err error)
520//sys	Readlink(path string, buf []byte) (n int, err error)
521//sys	Readlinkat(dirfd int, path string, buf []byte) (n int, err error)
522//sys	Rename(from string, to string) (err error)
523//sys	Renameat(fromfd int, from string, tofd int, to string) (err error)
524//sys	Revoke(path string) (err error)
525//sys	Rmdir(path string) (err error)
526//sys	Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK
527//sys	Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error)
528//sysnb	Setegid(egid int) (err error)
529//sysnb	Seteuid(euid int) (err error)
530//sysnb	Setgid(gid int) (err error)
531//sys	Setlogin(name string) (err error)
532//sysnb	Setpgid(pid int, pgid int) (err error)
533//sys	Setpriority(which int, who int, prio int) (err error)
534//sysnb	Setregid(rgid int, egid int) (err error)
535//sysnb	Setreuid(ruid int, euid int) (err error)
536//sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
537//sysnb	Setresuid(ruid int, euid int, suid int) (err error)
538//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
539//sysnb	Setsid() (pid int, err error)
540//sysnb	Settimeofday(tp *Timeval) (err error)
541//sysnb	Setuid(uid int) (err error)
542//sys	Stat(path string, stat *Stat_t) (err error)
543//sys	Statfs(path string, stat *Statfs_t) (err error)
544//sys	Symlink(path string, link string) (err error)
545//sys	Symlinkat(oldpath string, newdirfd int, newpath string) (err error)
546//sys	Sync() (err error)
547//sys	Truncate(path string, length int64) (err error)
548//sys	Umask(newmask int) (oldmask int)
549//sys	Undelete(path string) (err error)
550//sys	Unlink(path string) (err error)
551//sys	Unlinkat(dirfd int, path string, flags int) (err error)
552//sys	Unmount(path string, flags int) (err error)
553//sys	write(fd int, p []byte) (n int, err error)
554//sys   mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
555//sys   munmap(addr uintptr, length uintptr) (err error)
556//sys	readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
557//sys	writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
558//sys	accept4(fd int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (nfd int, err error)
559//sys	utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
560
561/*
562 * Unimplemented
563 */
564// Profil
565// Sigaction
566// Sigprocmask
567// Getlogin
568// Sigpending
569// Sigaltstack
570// Ioctl
571// Reboot
572// Execve
573// Vfork
574// Sbrk
575// Sstk
576// Ovadvise
577// Mincore
578// Setitimer
579// Swapon
580// Select
581// Sigsuspend
582// Readv
583// Writev
584// Nfssvc
585// Getfh
586// Quotactl
587// Mount
588// Csops
589// Waitid
590// Add_profil
591// Kdebug_trace
592// Sigreturn
593// Atsocket
594// Kqueue_from_portset_np
595// Kqueue_portset
596// Getattrlist
597// Setattrlist
598// Getdirentriesattr
599// Searchfs
600// Delete
601// Copyfile
602// Watchevent
603// Waitevent
604// Modwatch
605// Getxattr
606// Fgetxattr
607// Setxattr
608// Fsetxattr
609// Removexattr
610// Fremovexattr
611// Listxattr
612// Flistxattr
613// Fsctl
614// Initgroups
615// Posix_spawn
616// Nfsclnt
617// Fhopen
618// Minherit
619// Semsys
620// Msgsys
621// Shmsys
622// Semctl
623// Semget
624// Semop
625// Msgctl
626// Msgget
627// Msgsnd
628// Msgrcv
629// Shmat
630// Shmctl
631// Shmdt
632// Shmget
633// Shm_open
634// Shm_unlink
635// Sem_open
636// Sem_close
637// Sem_unlink
638// Sem_wait
639// Sem_trywait
640// Sem_post
641// Sem_getvalue
642// Sem_init
643// Sem_destroy
644// Open_extended
645// Umask_extended
646// Stat_extended
647// Lstat_extended
648// Fstat_extended
649// Chmod_extended
650// Fchmod_extended
651// Access_extended
652// Settid
653// Gettid
654// Setsgroups
655// Getsgroups
656// Setwgroups
657// Getwgroups
658// Mkfifo_extended
659// Mkdir_extended
660// Identitysvc
661// Shared_region_check_np
662// Shared_region_map_np
663// __pthread_mutex_destroy
664// __pthread_mutex_init
665// __pthread_mutex_lock
666// __pthread_mutex_trylock
667// __pthread_mutex_unlock
668// __pthread_cond_init
669// __pthread_cond_destroy
670// __pthread_cond_broadcast
671// __pthread_cond_signal
672// Setsid_with_pid
673// __pthread_cond_timedwait
674// Aio_fsync
675// Aio_return
676// Aio_suspend
677// Aio_cancel
678// Aio_error
679// Aio_read
680// Aio_write
681// Lio_listio
682// __pthread_cond_wait
683// Iopolicysys
684// __pthread_kill
685// __pthread_sigmask
686// __sigwait
687// __disable_threadsignal
688// __pthread_markcancel
689// __pthread_canceled
690// __semwait_signal
691// Proc_info
692// Stat64_extended
693// Lstat64_extended
694// Fstat64_extended
695// __pthread_chdir
696// __pthread_fchdir
697// Audit
698// Auditon
699// Getauid
700// Setauid
701// Getaudit
702// Setaudit
703// Getaudit_addr
704// Setaudit_addr
705// Auditctl
706// Bsdthread_create
707// Bsdthread_terminate
708// Stack_snapshot
709// Bsdthread_register
710// Workq_open
711// Workq_ops
712// __mac_execve
713// __mac_syscall
714// __mac_get_file
715// __mac_set_file
716// __mac_get_link
717// __mac_set_link
718// __mac_get_proc
719// __mac_set_proc
720// __mac_get_fd
721// __mac_set_fd
722// __mac_get_pid
723// __mac_get_lcid
724// __mac_get_lctx
725// __mac_set_lctx
726// Setlcid
727// Read_nocancel
728// Write_nocancel
729// Open_nocancel
730// Close_nocancel
731// Wait4_nocancel
732// Recvmsg_nocancel
733// Sendmsg_nocancel
734// Recvfrom_nocancel
735// Accept_nocancel
736// Fcntl_nocancel
737// Select_nocancel
738// Fsync_nocancel
739// Connect_nocancel
740// Sigsuspend_nocancel
741// Readv_nocancel
742// Writev_nocancel
743// Sendto_nocancel
744// Pread_nocancel
745// Pwrite_nocancel
746// Waitid_nocancel
747// Poll_nocancel
748// Msgsnd_nocancel
749// Msgrcv_nocancel
750// Sem_wait_nocancel
751// Aio_suspend_nocancel
752// __sigwait_nocancel
753// __semwait_signal_nocancel
754// __mac_mount
755// __mac_get_mount
756// __mac_getfsstat
757