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.
5 // NetBSD 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.
21 // SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
22 type SockaddrDatalink struct {
31 raw RawSockaddrDatalink
34 func anyToSockaddrGOOS(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
35 return nil, EAFNOSUPPORT
38 func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
40 func sysctlNodes(mib []_C_int) (nodes []Sysctlnode, err error) {
43 // Get a list of all sysctl nodes below the given MIB by performing
44 // a sysctl for the given MIB with CTL_QUERY appended.
45 mib = append(mib, CTL_QUERY)
46 qnode := Sysctlnode{Flags: SYSCTL_VERS_1}
47 qp := (*byte)(unsafe.Pointer(&qnode))
48 sz := unsafe.Sizeof(qnode)
49 if err = sysctl(mib, nil, &olen, qp, sz); err != nil {
53 // Now that we know the size, get the actual nodes.
54 nodes = make([]Sysctlnode, olen/sz)
55 np := (*byte)(unsafe.Pointer(&nodes[0]))
56 if err = sysctl(mib, np, &olen, qp, sz); err != nil {
63 func nametomib(name string) (mib []_C_int, err error) {
64 // Split name into components.
67 for i := 0; i < len(name); i++ {
69 parts = append(parts, name[last:i])
73 parts = append(parts, name[last:])
75 // Discover the nodes and construct the MIB OID.
76 for partno, part := range parts {
77 nodes, err := sysctlNodes(mib)
81 for _, node := range nodes {
83 for i := range node.Name {
84 if node.Name[i] != 0 {
85 n = append(n, byte(node.Name[i]))
88 if string(n) == part {
89 mib = append(mib, _C_int(node.Num))
93 if len(mib) != partno+1 {
101 func direntIno(buf []byte) (uint64, bool) {
102 return readInt(buf, unsafe.Offsetof(Dirent{}.Fileno), unsafe.Sizeof(Dirent{}.Fileno))
105 func direntReclen(buf []byte) (uint64, bool) {
106 return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
109 func direntNamlen(buf []byte) (uint64, bool) {
110 return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen))
113 //sysnb pipe() (fd1 int, fd2 int, err error)
114 func Pipe(p []int) (err error) {
118 p[0], p[1], err = pipe()
122 //sys Getdents(fd int, buf []byte) (n int, err error)
123 func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
124 n, err = Getdents(fd, buf)
125 if err != nil || basep == nil {
130 off, err = Seek(fd, 0, 1 /* SEEK_CUR */)
135 *basep = uintptr(off)
136 if unsafe.Sizeof(*basep) == 8 {
140 // We can't stuff the offset back into a uintptr, so any
141 // future calls would be suspect. Generate an error.
142 // EIO is allowed by getdirentries.
148 //sys Getcwd(buf []byte) (n int, err error) = SYS___GETCWD
151 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
155 func setattrlistTimes(path string, times []Timespec, flags int) error {
156 // used on Darwin for UtimesNano
160 //sys ioctl(fd int, req uint, arg uintptr) (err error)
162 //sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL
164 func IoctlGetPtmget(fd int, req uint) (*Ptmget, error) {
166 err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
167 runtime.KeepAlive(value)
171 func Uname(uname *Utsname) error {
172 mib := []_C_int{CTL_KERN, KERN_OSTYPE}
173 n := unsafe.Sizeof(uname.Sysname)
174 if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil {
178 mib = []_C_int{CTL_KERN, KERN_HOSTNAME}
179 n = unsafe.Sizeof(uname.Nodename)
180 if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil {
184 mib = []_C_int{CTL_KERN, KERN_OSRELEASE}
185 n = unsafe.Sizeof(uname.Release)
186 if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil {
190 mib = []_C_int{CTL_KERN, KERN_VERSION}
191 n = unsafe.Sizeof(uname.Version)
192 if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil {
196 // The version might have newlines or tabs in it, convert them to
198 for i, b := range uname.Version {
199 if b == '\n' || b == '\t' {
200 if i == len(uname.Version)-1 {
203 uname.Version[i] = ' '
208 mib = []_C_int{CTL_HW, HW_MACHINE}
209 n = unsafe.Sizeof(uname.Machine)
210 if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil {
217 func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
219 raceReleaseMerge(unsafe.Pointer(&ioSync))
221 return sendfile(outfd, infd, offset, count)
224 func Fstatvfs(fd int, buf *Statvfs_t) (err error) {
225 return Fstatvfs1(fd, buf, ST_WAIT)
228 func Statvfs(path string, buf *Statvfs_t) (err error) {
229 return Statvfs1(path, buf, ST_WAIT)
235 //sys Access(path string, mode uint32) (err error)
236 //sys Adjtime(delta *Timeval, olddelta *Timeval) (err error)
237 //sys Chdir(path string) (err error)
238 //sys Chflags(path string, flags int) (err error)
239 //sys Chmod(path string, mode uint32) (err error)
240 //sys Chown(path string, uid int, gid int) (err error)
241 //sys Chroot(path string) (err error)
242 //sys Close(fd int) (err error)
243 //sys Dup(fd int) (nfd int, err error)
244 //sys Dup2(from int, to int) (err error)
245 //sys Dup3(from int, to int, flags int) (err error)
247 //sys ExtattrGetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
248 //sys ExtattrSetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
249 //sys ExtattrDeleteFd(fd int, attrnamespace int, attrname string) (err error)
250 //sys ExtattrListFd(fd int, attrnamespace int, data uintptr, nbytes int) (ret int, err error)
251 //sys ExtattrGetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
252 //sys ExtattrSetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
253 //sys ExtattrDeleteFile(file string, attrnamespace int, attrname string) (err error)
254 //sys ExtattrListFile(file string, attrnamespace int, data uintptr, nbytes int) (ret int, err error)
255 //sys ExtattrGetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
256 //sys ExtattrSetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error)
257 //sys ExtattrDeleteLink(link string, attrnamespace int, attrname string) (err error)
258 //sys ExtattrListLink(link string, attrnamespace int, data uintptr, nbytes int) (ret int, err error)
259 //sys Faccessat(dirfd int, path string, mode uint32, flags int) (err error)
260 //sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_POSIX_FADVISE
261 //sys Fchdir(fd int) (err error)
262 //sys Fchflags(fd int, flags int) (err error)
263 //sys Fchmod(fd int, mode uint32) (err error)
264 //sys Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
265 //sys Fchown(fd int, uid int, gid int) (err error)
266 //sys Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error)
267 //sys Flock(fd int, how int) (err error)
268 //sys Fpathconf(fd int, name int) (val int, err error)
269 //sys Fstat(fd int, stat *Stat_t) (err error)
270 //sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
271 //sys Fstatvfs1(fd int, buf *Statvfs_t, flags int) (err error) = SYS_FSTATVFS1
272 //sys Fsync(fd int) (err error)
273 //sys Ftruncate(fd int, length int64) (err error)
274 //sysnb Getegid() (egid int)
275 //sysnb Geteuid() (uid int)
276 //sysnb Getgid() (gid int)
277 //sysnb Getpgid(pid int) (pgid int, err error)
278 //sysnb Getpgrp() (pgrp int)
279 //sysnb Getpid() (pid int)
280 //sysnb Getppid() (ppid int)
281 //sys Getpriority(which int, who int) (prio int, err error)
282 //sysnb Getrlimit(which int, lim *Rlimit) (err error)
283 //sysnb Getrusage(who int, rusage *Rusage) (err error)
284 //sysnb Getsid(pid int) (sid int, err error)
285 //sysnb Gettimeofday(tv *Timeval) (err error)
286 //sysnb Getuid() (uid int)
287 //sys Issetugid() (tainted bool)
288 //sys Kill(pid int, signum syscall.Signal) (err error)
289 //sys Kqueue() (fd int, err error)
290 //sys Lchown(path string, uid int, gid int) (err error)
291 //sys Link(path string, link string) (err error)
292 //sys Linkat(pathfd int, path string, linkfd int, link string, flags int) (err error)
293 //sys Listen(s int, backlog int) (err error)
294 //sys Lstat(path string, stat *Stat_t) (err error)
295 //sys Mkdir(path string, mode uint32) (err error)
296 //sys Mkdirat(dirfd int, path string, mode uint32) (err error)
297 //sys Mkfifo(path string, mode uint32) (err error)
298 //sys Mkfifoat(dirfd int, path string, mode uint32) (err error)
299 //sys Mknod(path string, mode uint32, dev int) (err error)
300 //sys Mknodat(dirfd int, path string, mode uint32, dev int) (err error)
301 //sys Nanosleep(time *Timespec, leftover *Timespec) (err error)
302 //sys Open(path string, mode int, perm uint32) (fd int, err error)
303 //sys Openat(dirfd int, path string, mode int, perm uint32) (fd int, err error)
304 //sys Pathconf(path string, name int) (val int, err error)
305 //sys Pread(fd int, p []byte, offset int64) (n int, err error)
306 //sys Pwrite(fd int, p []byte, offset int64) (n int, err error)
307 //sys read(fd int, p []byte) (n int, err error)
308 //sys Readlink(path string, buf []byte) (n int, err error)
309 //sys Readlinkat(dirfd int, path string, buf []byte) (n int, err error)
310 //sys Rename(from string, to string) (err error)
311 //sys Renameat(fromfd int, from string, tofd int, to string) (err error)
312 //sys Revoke(path string) (err error)
313 //sys Rmdir(path string) (err error)
314 //sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK
315 //sys Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error)
316 //sysnb Setegid(egid int) (err error)
317 //sysnb Seteuid(euid int) (err error)
318 //sysnb Setgid(gid int) (err error)
319 //sysnb Setpgid(pid int, pgid int) (err error)
320 //sys Setpriority(which int, who int, prio int) (err error)
321 //sysnb Setregid(rgid int, egid int) (err error)
322 //sysnb Setreuid(ruid int, euid int) (err error)
323 //sysnb Setrlimit(which int, lim *Rlimit) (err error)
324 //sysnb Setsid() (pid int, err error)
325 //sysnb Settimeofday(tp *Timeval) (err error)
326 //sysnb Setuid(uid int) (err error)
327 //sys Stat(path string, stat *Stat_t) (err error)
328 //sys Statvfs1(path string, buf *Statvfs_t, flags int) (err error) = SYS_STATVFS1
329 //sys Symlink(path string, link string) (err error)
330 //sys Symlinkat(oldpath string, newdirfd int, newpath string) (err error)
331 //sys Sync() (err error)
332 //sys Truncate(path string, length int64) (err error)
333 //sys Umask(newmask int) (oldmask int)
334 //sys Unlink(path string) (err error)
335 //sys Unlinkat(dirfd int, path string, flags int) (err error)
336 //sys Unmount(path string, flags int) (err error)
337 //sys write(fd int, p []byte) (n int, err error)
338 //sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
339 //sys munmap(addr uintptr, length uintptr) (err error)
340 //sys readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
341 //sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
342 //sys utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
367 // __sigaction_sigtramp
403 // _sched_getaffinity
405 // _sched_setaffinity
419 // compat_09_ogetdomainname
420 // compat_09_osetdomainname
426 // compat_12_getdirentries
432 // compat_13_sigaction13
433 // compat_13_sigaltstack13
434 // compat_13_sigpending13
435 // compat_13_sigprocmask13
436 // compat_13_sigreturn13
437 // compat_13_sigsuspend13
438 // compat_14___semctl
441 // compat_16___sigaction14
442 // compat_16___sigreturn14
443 // compat_20_fhstatfs
445 // compat_20_getfsstat
447 // compat_30___fhstat30
448 // compat_30___fstat13
449 // compat_30___lstat13
450 // compat_30___stat13
453 // compat_30_fhstatvfs1
454 // compat_30_getdents
456 // compat_30_ntp_gettime
463 // compat_43_oftruncate
464 // compat_43_ogetdirentries
465 // compat_43_ogetdtablesize
466 // compat_43_ogethostid
467 // compat_43_ogethostname
468 // compat_43_ogetkerninfo
469 // compat_43_ogetpagesize
470 // compat_43_ogetpeername
471 // compat_43_ogetrlimit
472 // compat_43_ogetsockname
478 // compat_43_orecvfrom
479 // compat_43_orecvmsg
481 // compat_43_osendmsg
482 // compat_43_osethostid
483 // compat_43_osethostname
484 // compat_43_osetrlimit
485 // compat_43_osigblock
486 // compat_43_osigsetmask
487 // compat_43_osigstack
489 // compat_43_otruncate
494 // extattr_delete_file
495 // extattr_delete_link