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 "sync"
17 "unsafe"
18)
19
20// See https://www.freebsd.org/doc/en_US.ISO8859-1/books/porters-handbook/versions.html.
21var (
22 osreldateOnce sync.Once
23 osreldate uint32
24)
25
26func supportsABI(ver uint32) bool {
27 osreldateOnce.Do(func() { osreldate, _ = SysctlUint32("kern.osreldate") })
28 return osreldate >= ver
29}
30
31// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
32type SockaddrDatalink struct {
33 Len uint8
34 Family uint8
35 Index uint16
36 Type uint8
37 Nlen uint8
38 Alen uint8
39 Slen uint8
40 Data [46]int8
41 raw RawSockaddrDatalink
42}
43
44func anyToSockaddrGOOS(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
45 return nil, EAFNOSUPPORT
46}
47
48// Translate "kern.hostname" to []_C_int{0,1,2,3}.
49func nametomib(name string) (mib []_C_int, err error) {
50 const siz = unsafe.Sizeof(mib[0])
51
52 // NOTE(rsc): It seems strange to set the buffer to have
53 // size CTL_MAXNAME+2 but use only CTL_MAXNAME
54 // as the size. I don't know why the +2 is here, but the
55 // kernel uses +2 for its own implementation of this function.
56 // I am scared that if we don't include the +2 here, the kernel
57 // will silently write 2 words farther than we specify
58 // and we'll get memory corruption.
59 var buf [CTL_MAXNAME + 2]_C_int
60 n := uintptr(CTL_MAXNAME) * siz
61
62 p := (*byte)(unsafe.Pointer(&buf[0]))
63 bytes, err := ByteSliceFromString(name)
64 if err != nil {
65 return nil, err
66 }
67
68 // Magic sysctl: "setting" 0.3 to a string name
69 // lets you read back the array of integers form.
70 if err = sysctl([]_C_int{0, 3}, p, &n, &bytes[0], uintptr(len(name))); err != nil {
71 return nil, err
72 }
73 return buf[0 : n/siz], nil
74}
75
76func direntIno(buf []byte) (uint64, bool) {
77 return readInt(buf, unsafe.Offsetof(Dirent{}.Fileno), unsafe.Sizeof(Dirent{}.Fileno))
78}
79
80func direntReclen(buf []byte) (uint64, bool) {
81 return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
82}
83
84func direntNamlen(buf []byte) (uint64, bool) {
85 return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen))
86}
87
88func Pipe(p []int) (err error) {
89 return Pipe2(p, 0)
90}
91
92//sysnb pipe2(p *[2]_C_int, flags int) (err error)
93
94func Pipe2(p []int, flags int) error {
95 if len(p) != 2 {
96 return EINVAL
97 }
98 var pp [2]_C_int
99 err := pipe2(&pp, flags)
100 if err == nil {
101 p[0] = int(pp[0])
102 p[1] = int(pp[1])
103 }
104 return err
105}
106
107func GetsockoptIPMreqn(fd, level, opt int) (*IPMreqn, error) {
108 var value IPMreqn
109 vallen := _Socklen(SizeofIPMreqn)
110 errno := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
111 return &value, errno
112}
113
114func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) (err error) {
115 return setsockopt(fd, level, opt, unsafe.Pointer(mreq), unsafe.Sizeof(*mreq))
116}
117
118// GetsockoptXucred is a getsockopt wrapper that returns an Xucred struct.
119// The usual level and opt are SOL_LOCAL and LOCAL_PEERCRED, respectively.
120func GetsockoptXucred(fd, level, opt int) (*Xucred, error) {
121 x := new(Xucred)
122 vallen := _Socklen(SizeofXucred)
123 err := getsockopt(fd, level, opt, unsafe.Pointer(x), &vallen)
124 return x, err
125}
126
127func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {
128 var rsa RawSockaddrAny
129 var len _Socklen = SizeofSockaddrAny
130 nfd, err = accept4(fd, &rsa, &len, flags)
131 if err != nil {
132 return
133 }
134 if len > SizeofSockaddrAny {
135 panic("RawSockaddrAny too small")
136 }
137 sa, err = anyToSockaddr(fd, &rsa)
138 if err != nil {
139 Close(nfd)
140 nfd = 0
141 }
142 return
143}
144
145//sys Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
146
147func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
148 var (
149 _p0 unsafe.Pointer
150 bufsize uintptr
151 )
152 if len(buf) > 0 {
153 _p0 = unsafe.Pointer(&buf[0])
154 bufsize = unsafe.Sizeof(Statfs_t{}) * uintptr(len(buf))
155 }
156 r0, _, e1 := Syscall(SYS_GETFSSTAT, uintptr(_p0), bufsize, uintptr(flags))
157 n = int(r0)
158 if e1 != 0 {
159 err = e1
160 }
161 return
162}
163
164//sys ioctl(fd int, req uint, arg uintptr) (err error) = SYS_IOCTL
165//sys ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL
166
167//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL
168
169func Uname(uname *Utsname) error {
170 mib := []_C_int{CTL_KERN, KERN_OSTYPE}
171 n := unsafe.Sizeof(uname.Sysname)
172 if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil {
173 return err
174 }
175
176 mib = []_C_int{CTL_KERN, KERN_HOSTNAME}
177 n = unsafe.Sizeof(uname.Nodename)
178 if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil {
179 return err
180 }
181
182 mib = []_C_int{CTL_KERN, KERN_OSRELEASE}
183 n = unsafe.Sizeof(uname.Release)
184 if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil {
185 return err
186 }
187
188 mib = []_C_int{CTL_KERN, KERN_VERSION}
189 n = unsafe.Sizeof(uname.Version)
190 if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil {
191 return err
192 }
193
194 // The version might have newlines or tabs in it, convert them to
195 // spaces.
196 for i, b := range uname.Version {
197 if b == '\n' || b == '\t' {
198 if i == len(uname.Version)-1 {
199 uname.Version[i] = 0
200 } else {
201 uname.Version[i] = ' '
202 }
203 }
204 }
205
206 mib = []_C_int{CTL_HW, HW_MACHINE}
207 n = unsafe.Sizeof(uname.Machine)
208 if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil {
209 return err
210 }
211
212 return nil
213}
214
215func Stat(path string, st *Stat_t) (err error) {
216 return Fstatat(AT_FDCWD, path, st, 0)
217}
218
219func Lstat(path string, st *Stat_t) (err error) {
220 return Fstatat(AT_FDCWD, path, st, AT_SYMLINK_NOFOLLOW)
221}
222
223func Getdents(fd int, buf []byte) (n int, err error) {
224 return Getdirentries(fd, buf, nil)
225}
226
227func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
228 if basep == nil || unsafe.Sizeof(*basep) == 8 {
229 return getdirentries(fd, buf, (*uint64)(unsafe.Pointer(basep)))
230 }
231 // The syscall needs a 64-bit base. On 32-bit machines
232 // we can't just use the basep passed in. See #32498.
233 var base uint64 = uint64(*basep)
234 n, err = getdirentries(fd, buf, &base)
235 *basep = uintptr(base)
236 if base>>32 != 0 {
237 // We can't stuff the base back into a uintptr, so any
238 // future calls would be suspect. Generate an error.
239 // EIO is allowed by getdirentries.
240 err = EIO
241 }
242 return
243}
244
245func Mknod(path string, mode uint32, dev uint64) (err error) {
246 return Mknodat(AT_FDCWD, path, mode, dev)
247}
248
249func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
250 if raceenabled {
251 raceReleaseMerge(unsafe.Pointer(&ioSync))
252 }
253 return sendfile(outfd, infd, offset, count)
254}
255
256//sys ptrace(request int, pid int, addr uintptr, data int) (err error)
257//sys ptracePtr(request int, pid int, addr unsafe.Pointer, data int) (err error) = SYS_PTRACE
258
259func PtraceAttach(pid int) (err error) {
260 return ptrace(PT_ATTACH, pid, 0, 0)
261}
262
263func PtraceCont(pid int, signal int) (err error) {
264 return ptrace(PT_CONTINUE, pid, 1, signal)
265}
266
267func PtraceDetach(pid int) (err error) {
268 return ptrace(PT_DETACH, pid, 1, 0)
269}
270
271func PtraceGetFpRegs(pid int, fpregsout *FpReg) (err error) {
272 return ptracePtr(PT_GETFPREGS, pid, unsafe.Pointer(fpregsout), 0)
273}
274
275func PtraceGetRegs(pid int, regsout *Reg) (err error) {
276 return ptracePtr(PT_GETREGS, pid, unsafe.Pointer(regsout), 0)
277}
278
279func PtraceIO(req int, pid int, offs uintptr, out []byte, countin int) (count int, err error) {
280 ioDesc := PtraceIoDesc{
281 Op: int32(req),
282 Offs: offs,
283 }
284 if countin > 0 {
285 _ = out[:countin] // check bounds
286 ioDesc.Addr = &out[0]
287 } else if out != nil {
288 ioDesc.Addr = (*byte)(unsafe.Pointer(&_zero))
289 }
290 ioDesc.SetLen(countin)
291
292 err = ptracePtr(PT_IO, pid, unsafe.Pointer(&ioDesc), 0)
293 return int(ioDesc.Len), err
294}
295
296func PtraceLwpEvents(pid int, enable int) (err error) {
297 return ptrace(PT_LWP_EVENTS, pid, 0, enable)
298}
299
300func PtraceLwpInfo(pid int, info *PtraceLwpInfoStruct) (err error) {
301 return ptracePtr(PT_LWPINFO, pid, unsafe.Pointer(info), int(unsafe.Sizeof(*info)))
302}
303
304func PtracePeekData(pid int, addr uintptr, out []byte) (count int, err error) {
305 return PtraceIO(PIOD_READ_D, pid, addr, out, SizeofLong)
306}
307
308func PtracePeekText(pid int, addr uintptr, out []byte) (count int, err error) {
309 return PtraceIO(PIOD_READ_I, pid, addr, out, SizeofLong)
310}
311
312func PtracePokeData(pid int, addr uintptr, data []byte) (count int, err error) {
313 return PtraceIO(PIOD_WRITE_D, pid, addr, data, SizeofLong)
314}
315
316func PtracePokeText(pid int, addr uintptr, data []byte) (count int, err error) {
317 return PtraceIO(PIOD_WRITE_I, pid, addr, data, SizeofLong)
318}
319
320func PtraceSetRegs(pid int, regs *Reg) (err error) {
321 return ptracePtr(PT_SETREGS, pid, unsafe.Pointer(regs), 0)
322}
323
324func PtraceSingleStep(pid int) (err error) {
325 return ptrace(PT_STEP, pid, 1, 0)
326}
327
328func Dup3(oldfd, newfd, flags int) error {
329 if oldfd == newfd || flags&^O_CLOEXEC != 0 {
330 return EINVAL
331 }
332 how := F_DUP2FD
333 if flags&O_CLOEXEC != 0 {
334 how = F_DUP2FD_CLOEXEC
335 }
336 _, err := fcntl(oldfd, how, newfd)
337 return err
338}
339
340/*
341 * Exposed directly
342 */
343//sys Access(path string, mode uint32) (err error)
344//sys Adjtime(delta *Timeval, olddelta *Timeval) (err error)
345//sys CapEnter() (err error)
346//sys capRightsGet(version int, fd int, rightsp *CapRights) (err error) = SYS___CAP_RIGHTS_GET
347//sys capRightsLimit(fd int, rightsp *CapRights) (err error)
348//sys Chdir(path string) (err error)
349//sys Chflags(path string, flags int) (err error)
350//sys Chmod(path string, mode uint32) (err error)
351//sys Chown(path string, uid int, gid int) (err error)
352//sys Chroot(path string) (err error)
353//sys ClockGettime(clockid int32, time *Timespec) (err error)
354//sys Close(fd int) (err error)
355//sys Dup(fd int) (nfd int, err error)
356//sys Dup2(from int, to int) (err error)
357//sys Exit(code int)
358//sys ExtattrGetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
359//sys ExtattrSetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
360//sys ExtattrDeleteFd(fd int, attrnamespace int, attrname string) (err error)
361//sys ExtattrListFd(fd int, attrnamespace int, data uintptr, nbytes int) (ret int, err error)
362//sys ExtattrGetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
363//sys ExtattrSetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
364//sys ExtattrDeleteFile(file string, attrnamespace int, attrname string) (err error)
365//sys ExtattrListFile(file string, attrnamespace int, data uintptr, nbytes int) (ret int, err error)
366//sys ExtattrGetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
367//sys ExtattrSetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
368//sys ExtattrDeleteLink(link string, attrnamespace int, attrname string) (err error)
369//sys ExtattrListLink(link string, attrnamespace int, data uintptr, nbytes int) (ret int, err error)
370//sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_POSIX_FADVISE
371//sys Faccessat(dirfd int, path string, mode uint32, flags int) (err error)
372//sys Fchdir(fd int) (err error)
373//sys Fchflags(fd int, flags int) (err error)
374//sys Fchmod(fd int, mode uint32) (err error)
375//sys Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
376//sys Fchown(fd int, uid int, gid int) (err error)
377//sys Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error)
378//sys Flock(fd int, how int) (err error)
379//sys Fpathconf(fd int, name int) (val int, err error)
380//sys Fstat(fd int, stat *Stat_t) (err error)
381//sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
382//sys Fstatfs(fd int, stat *Statfs_t) (err error)
383//sys Fsync(fd int) (err error)
384//sys Ftruncate(fd int, length int64) (err error)
385//sys getdirentries(fd int, buf []byte, basep *uint64) (n int, err error)
386//sys Getdtablesize() (size int)
387//sysnb Getegid() (egid int)
388//sysnb Geteuid() (uid int)
389//sysnb Getgid() (gid int)
390//sysnb Getpgid(pid int) (pgid int, err error)
391//sysnb Getpgrp() (pgrp int)
392//sysnb Getpid() (pid int)
393//sysnb Getppid() (ppid int)
394//sys Getpriority(which int, who int) (prio int, err error)
395//sysnb Getrlimit(which int, lim *Rlimit) (err error)
396//sysnb Getrusage(who int, rusage *Rusage) (err error)
397//sysnb Getsid(pid int) (sid int, err error)
398//sysnb Gettimeofday(tv *Timeval) (err error)
399//sysnb Getuid() (uid int)
400//sys Issetugid() (tainted bool)
401//sys Kill(pid int, signum syscall.Signal) (err error)
402//sys Kqueue() (fd int, err error)
403//sys Lchown(path string, uid int, gid int) (err error)
404//sys Link(path string, link string) (err error)
405//sys Linkat(pathfd int, path string, linkfd int, link string, flags int) (err error)
406//sys Listen(s int, backlog int) (err error)
407//sys Mkdir(path string, mode uint32) (err error)
408//sys Mkdirat(dirfd int, path string, mode uint32) (err error)
409//sys Mkfifo(path string, mode uint32) (err error)
410//sys Mknodat(fd int, path string, mode uint32, dev uint64) (err error)
411//sys Nanosleep(time *Timespec, leftover *Timespec) (err error)
412//sys Open(path string, mode int, perm uint32) (fd int, err error)
413//sys Openat(fdat int, path string, mode int, perm uint32) (fd int, err error)
414//sys Pathconf(path string, name int) (val int, err error)
415//sys pread(fd int, p []byte, offset int64) (n int, err error)
416//sys pwrite(fd int, p []byte, offset int64) (n int, err error)
417//sys read(fd int, p []byte) (n int, err error)
418//sys Readlink(path string, buf []byte) (n int, err error)
419//sys Readlinkat(dirfd int, path string, buf []byte) (n int, err error)
420//sys Rename(from string, to string) (err error)
421//sys Renameat(fromfd int, from string, tofd int, to string) (err error)
422//sys Revoke(path string) (err error)
423//sys Rmdir(path string) (err error)
424//sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK
425//sys Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error)
426//sysnb Setegid(egid int) (err error)
427//sysnb Seteuid(euid int) (err error)
428//sysnb Setgid(gid int) (err error)
429//sys Setlogin(name string) (err error)
430//sysnb Setpgid(pid int, pgid int) (err error)
431//sys Setpriority(which int, who int, prio int) (err error)
432//sysnb Setregid(rgid int, egid int) (err error)
433//sysnb Setreuid(ruid int, euid int) (err error)
434//sysnb Setresgid(rgid int, egid int, sgid int) (err error)
435//sysnb Setresuid(ruid int, euid int, suid int) (err error)
436//sysnb Setsid() (pid int, err error)
437//sysnb Settimeofday(tp *Timeval) (err error)
438//sysnb Setuid(uid int) (err error)
439//sys Statfs(path string, stat *Statfs_t) (err error)
440//sys Symlink(path string, link string) (err error)
441//sys Symlinkat(oldpath string, newdirfd int, newpath string) (err error)
442//sys Sync() (err error)
443//sys Truncate(path string, length int64) (err error)
444//sys Umask(newmask int) (oldmask int)
445//sys Undelete(path string) (err error)
446//sys Unlink(path string) (err error)
447//sys Unlinkat(dirfd int, path string, flags int) (err error)
448//sys Unmount(path string, flags int) (err error)
449//sys write(fd int, p []byte) (n int, err error)
450//sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
451//sys munmap(addr uintptr, length uintptr) (err error)
452//sys readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
453//sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
454//sys accept4(fd int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (nfd int, err error)
455//sys utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
456
457/*
458 * Unimplemented
459 */
460// Profil
461// Sigaction
462// Sigprocmask
463// Getlogin
464// Sigpending
465// Sigaltstack
466// Ioctl
467// Reboot
468// Execve
469// Vfork
470// Sbrk
471// Sstk
472// Ovadvise
473// Mincore
474// Setitimer
475// Swapon
476// Select
477// Sigsuspend
478// Readv
479// Writev
480// Nfssvc
481// Getfh
482// Quotactl
483// Mount
484// Csops
485// Waitid
486// Add_profil
487// Kdebug_trace
488// Sigreturn
489// Atsocket
490// Kqueue_from_portset_np
491// Kqueue_portset
492// Getattrlist
493// Setattrlist
494// Getdents
495// Getdirentriesattr
496// Searchfs
497// Delete
498// Copyfile
499// Watchevent
500// Waitevent
501// Modwatch
502// Fsctl
503// Initgroups
504// Posix_spawn
505// Nfsclnt
506// Fhopen
507// Minherit
508// Semsys
509// Msgsys
510// Shmsys
511// Semctl
512// Semget
513// Semop
514// Msgctl
515// Msgget
516// Msgsnd
517// Msgrcv
518// Shmat
519// Shmctl
520// Shmdt
521// Shmget
522// Shm_open
523// Shm_unlink
524// Sem_open
525// Sem_close
526// Sem_unlink
527// Sem_wait
528// Sem_trywait
529// Sem_post
530// Sem_getvalue
531// Sem_init
532// Sem_destroy
533// Open_extended
534// Umask_extended
535// Stat_extended
536// Lstat_extended
537// Fstat_extended
538// Chmod_extended
539// Fchmod_extended
540// Access_extended
541// Settid
542// Gettid
543// Setsgroups
544// Getsgroups
545// Setwgroups
546// Getwgroups
547// Mkfifo_extended
548// Mkdir_extended
549// Identitysvc
550// Shared_region_check_np
551// Shared_region_map_np
552// __pthread_mutex_destroy
553// __pthread_mutex_init
554// __pthread_mutex_lock
555// __pthread_mutex_trylock
556// __pthread_mutex_unlock
557// __pthread_cond_init
558// __pthread_cond_destroy
559// __pthread_cond_broadcast
560// __pthread_cond_signal
561// Setsid_with_pid
562// __pthread_cond_timedwait
563// Aio_fsync
564// Aio_return
565// Aio_suspend
566// Aio_cancel
567// Aio_error
568// Aio_read
569// Aio_write
570// Lio_listio
571// __pthread_cond_wait
572// Iopolicysys
573// __pthread_kill
574// __pthread_sigmask
575// __sigwait
576// __disable_threadsignal
577// __pthread_markcancel
578// __pthread_canceled
579// __semwait_signal
580// Proc_info
581// Stat64_extended
582// Lstat64_extended
583// Fstat64_extended
584// __pthread_chdir
585// __pthread_fchdir
586// Audit
587// Auditon
588// Getauid
589// Setauid
590// Getaudit
591// Setaudit
592// Getaudit_addr
593// Setaudit_addr
594// Auditctl
595// Bsdthread_create
596// Bsdthread_terminate
597// Stack_snapshot
598// Bsdthread_register
599// Workq_open
600// Workq_ops
601// __mac_execve
602// __mac_syscall
603// __mac_get_file
604// __mac_set_file
605// __mac_get_link
606// __mac_set_link
607// __mac_get_proc
608// __mac_set_proc
609// __mac_get_fd
610// __mac_set_fd
611// __mac_get_pid
612// __mac_get_lcid
613// __mac_get_lctx
614// __mac_set_lctx
615// Setlcid
616// Read_nocancel
617// Write_nocancel
618// Open_nocancel
619// Close_nocancel
620// Wait4_nocancel
621// Recvmsg_nocancel
622// Sendmsg_nocancel
623// Recvfrom_nocancel
624// Accept_nocancel
625// Fcntl_nocancel
626// Select_nocancel
627// Fsync_nocancel
628// Connect_nocancel
629// Sigsuspend_nocancel
630// Readv_nocancel
631// Writev_nocancel
632// Sendto_nocancel
633// Pread_nocancel
634// Pwrite_nocancel
635// Waitid_nocancel
636// Poll_nocancel
637// Msgsnd_nocancel
638// Msgrcv_nocancel
639// Sem_wait_nocancel
640// Aio_suspend_nocancel
641// __sigwait_nocancel
642// __semwait_signal_nocancel
643// __mac_mount
644// __mac_get_mount
645// __mac_getfsstat