| // Copyright 2009,2010 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // NetBSD system calls. |
| // This file is compiled as ordinary Go code, |
| // but it is also input to mksyscall, |
| // which parses the //sys lines and generates system call stubs. |
| // Note that sometimes we use a lowercase //sys name and wrap |
| // it in our own nicer implementation, either here or in |
| // syscall_bsd.go or syscall_unix.go. |
| |
| package unix |
| |
| import ( |
| "runtime" |
| "syscall" |
| "unsafe" |
| ) |
| |
| // SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets. |
| type SockaddrDatalink struct { |
| Len uint8 |
| Family uint8 |
| Index uint16 |
| Type uint8 |
| Nlen uint8 |
| Alen uint8 |
| Slen uint8 |
| Data [12]int8 |
| raw RawSockaddrDatalink |
| } |
| |
| func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) |
| |
| func sysctlNodes(mib []_C_int) (nodes []Sysctlnode, err error) { |
| var olen uintptr |
| |
| // Get a list of all sysctl nodes below the given MIB by performing |
| // a sysctl for the given MIB with CTL_QUERY appended. |
| mib = append(mib, CTL_QUERY) |
| qnode := Sysctlnode{Flags: SYSCTL_VERS_1} |
| qp := (*byte)(unsafe.Pointer(&qnode)) |
| sz := unsafe.Sizeof(qnode) |
| if err = sysctl(mib, nil, &olen, qp, sz); err != nil { |
| return nil, err |
| } |
| |
| // Now that we know the size, get the actual nodes. |
| nodes = make([]Sysctlnode, olen/sz) |
| np := (*byte)(unsafe.Pointer(&nodes[0])) |
| if err = sysctl(mib, np, &olen, qp, sz); err != nil { |
| return nil, err |
| } |
| |
| return nodes, nil |
| } |
| |
| func nametomib(name string) (mib []_C_int, err error) { |
| // Split name into components. |
| var parts []string |
| last := 0 |
| for i := 0; i < len(name); i++ { |
| if name[i] == '.' { |
| parts = append(parts, name[last:i]) |
| last = i + 1 |
| } |
| } |
| parts = append(parts, name[last:]) |
| |
| // Discover the nodes and construct the MIB OID. |
| for partno, part := range parts { |
| nodes, err := sysctlNodes(mib) |
| if err != nil { |
| return nil, err |
| } |
| for _, node := range nodes { |
| n := make([]byte, 0) |
| for i := range node.Name { |
| if node.Name[i] != 0 { |
| n = append(n, byte(node.Name[i])) |
| } |
| } |
| if string(n) == part { |
| mib = append(mib, _C_int(node.Num)) |
| break |
| } |
| } |
| if len(mib) != partno+1 { |
| return nil, EINVAL |
| } |
| } |
| |
| return mib, nil |
| } |
| |
| func SysctlClockinfo(name string) (*Clockinfo, error) { |
| mib, err := sysctlmib(name) |
| if err != nil { |
| return nil, err |
| } |
| |
| n := uintptr(SizeofClockinfo) |
| var ci Clockinfo |
| if err := sysctl(mib, (*byte)(unsafe.Pointer(&ci)), &n, nil, 0); err != nil { |
| return nil, err |
| } |
| if n != SizeofClockinfo { |
| return nil, EIO |
| } |
| return &ci, nil |
| } |
| |
| //sysnb pipe() (fd1 int, fd2 int, err error) |
| func Pipe(p []int) (err error) { |
| if len(p) != 2 { |
| return EINVAL |
| } |
| p[0], p[1], err = pipe() |
| return |
| } |
| |
| //sys getdents(fd int, buf []byte) (n int, err error) |
| func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { |
| return getdents(fd, buf) |
| } |
| |
| const ImplementsGetwd = true |
| |
| //sys Getcwd(buf []byte) (n int, err error) = SYS___GETCWD |
| |
| func Getwd() (string, error) { |
| var buf [PathMax]byte |
| _, err := Getcwd(buf[0:]) |
| if err != nil { |
| return "", err |
| } |
| n := clen(buf[:]) |
| if n < 1 { |
| return "", EINVAL |
| } |
| return string(buf[:n]), nil |
| } |
| |
| // TODO |
| func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { |
| return -1, ENOSYS |
| } |
| |
| func setattrlistTimes(path string, times []Timespec, flags int) error { |
| // used on Darwin for UtimesNano |
| return ENOSYS |
| } |
| |
| //sys ioctl(fd int, req uint, arg uintptr) (err error) |
| |
| // ioctl itself should not be exposed directly, but additional get/set |
| // functions for specific types are permissible. |
| |
| // IoctlSetInt performs an ioctl operation which sets an integer value |
| // on fd, using the specified request number. |
| func IoctlSetInt(fd int, req uint, value int) error { |
| return ioctl(fd, req, uintptr(value)) |
| } |
| |
| func ioctlSetWinsize(fd int, req uint, value *Winsize) error { |
| return ioctl(fd, req, uintptr(unsafe.Pointer(value))) |
| } |
| |
| func ioctlSetTermios(fd int, req uint, value *Termios) error { |
| return ioctl(fd, req, uintptr(unsafe.Pointer(value))) |
| } |
| |
| // IoctlGetInt performs an ioctl operation which gets an integer value |
| // from fd, using the specified request number. |
| func IoctlGetInt(fd int, req uint) (int, error) { |
| var value int |
| err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) |
| return value, err |
| } |
| |
| func IoctlGetWinsize(fd int, req uint) (*Winsize, error) { |
| var value Winsize |
| err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) |
| return &value, err |
| } |
| |
| func IoctlGetTermios(fd int, req uint) (*Termios, error) { |
| var value Termios |
| err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) |
| return &value, err |
| } |
| |
| func IoctlGetPtmget(fd int, req uint) (*Ptmget, error) { |
| var value Ptmget |
| err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) |
| runtime.KeepAlive(value) |
| return &value, err |
| } |
| |
| func Uname(uname *Utsname) error { |
| mib := []_C_int{CTL_KERN, KERN_OSTYPE} |
| n := unsafe.Sizeof(uname.Sysname) |
| if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil { |
| return err |
| } |
| |
| mib = []_C_int{CTL_KERN, KERN_HOSTNAME} |
| n = unsafe.Sizeof(uname.Nodename) |
| if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil { |
| return err |
| } |
| |
| mib = []_C_int{CTL_KERN, KERN_OSRELEASE} |
| n = unsafe.Sizeof(uname.Release) |
| if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil { |
| return err |
| } |
| |
| mib = []_C_int{CTL_KERN, KERN_VERSION} |
| n = unsafe.Sizeof(uname.Version) |
| if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil { |
| return err |
| } |
| |
| // The version might have newlines or tabs in it, convert them to |
| // spaces. |
| for i, b := range uname.Version { |
| if b == '\n' || b == '\t' { |
| if i == len(uname.Version)-1 { |
| uname.Version[i] = 0 |
| } else { |
| uname.Version[i] = ' ' |
| } |
| } |
| } |
| |
| mib = []_C_int{CTL_HW, HW_MACHINE} |
| n = unsafe.Sizeof(uname.Machine) |
| if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil { |
| return err |
| } |
| |
| return nil |
| } |
| |
| func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { |
| if raceenabled { |
| raceReleaseMerge(unsafe.Pointer(&ioSync)) |
| } |
| return sendfile(outfd, infd, offset, count) |
| } |
| |
| /* |
| * Exposed directly |
| */ |
| //sys Access(path string, mode uint32) (err error) |
| //sys Adjtime(delta *Timeval, olddelta *Timeval) (err error) |
| //sys Chdir(path string) (err error) |
| //sys Chflags(path string, flags int) (err error) |
| //sys Chmod(path string, mode uint32) (err error) |
| //sys Chown(path string, uid int, gid int) (err error) |
| //sys Chroot(path string) (err error) |
| //sys Close(fd int) (err error) |
| //sys Dup(fd int) (nfd int, err error) |
| //sys Dup2(from int, to int) (err error) |
| //sys Exit(code int) |
| //sys ExtattrGetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) |
| //sys ExtattrSetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) |
| //sys ExtattrDeleteFd(fd int, attrnamespace int, attrname string) (err error) |
| //sys ExtattrListFd(fd int, attrnamespace int, data uintptr, nbytes int) (ret int, err error) |
| //sys ExtattrGetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) |
| //sys ExtattrSetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) |
| //sys ExtattrDeleteFile(file string, attrnamespace int, attrname string) (err error) |
| //sys ExtattrListFile(file string, attrnamespace int, data uintptr, nbytes int) (ret int, err error) |
| //sys ExtattrGetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) |
| //sys ExtattrSetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) |
| //sys ExtattrDeleteLink(link string, attrnamespace int, attrname string) (err error) |
| //sys ExtattrListLink(link string, attrnamespace int, data uintptr, nbytes int) (ret int, err error) |
| //sys Faccessat(dirfd int, path string, mode uint32, flags int) (err error) |
| //sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_POSIX_FADVISE |
| //sys Fchdir(fd int) (err error) |
| //sys Fchflags(fd int, flags int) (err error) |
| //sys Fchmod(fd int, mode uint32) (err error) |
| //sys Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) |
| //sys Fchown(fd int, uid int, gid int) (err error) |
| //sys Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error) |
| //sys Flock(fd int, how int) (err error) |
| //sys Fpathconf(fd int, name int) (val int, err error) |
| //sys Fstat(fd int, stat *Stat_t) (err error) |
| //sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) |
| //sys Fsync(fd int) (err error) |
| //sys Ftruncate(fd int, length int64) (err error) |
| //sysnb Getegid() (egid int) |
| //sysnb Geteuid() (uid int) |
| //sysnb Getgid() (gid int) |
| //sysnb Getpgid(pid int) (pgid int, err error) |
| //sysnb Getpgrp() (pgrp int) |
| //sysnb Getpid() (pid int) |
| //sysnb Getppid() (ppid int) |
| //sys Getpriority(which int, who int) (prio int, err error) |
| //sysnb Getrlimit(which int, lim *Rlimit) (err error) |
| //sysnb Getrusage(who int, rusage *Rusage) (err error) |
| //sysnb Getsid(pid int) (sid int, err error) |
| //sysnb Gettimeofday(tv *Timeval) (err error) |
| //sysnb Getuid() (uid int) |
| //sys Issetugid() (tainted bool) |
| //sys Kill(pid int, signum syscall.Signal) (err error) |
| //sys Kqueue() (fd int, err error) |
| //sys Lchown(path string, uid int, gid int) (err error) |
| //sys Link(path string, link string) (err error) |
| //sys Linkat(pathfd int, path string, linkfd int, link string, flags int) (err error) |
| //sys Listen(s int, backlog int) (err error) |
| //sys Lstat(path string, stat *Stat_t) (err error) |
| //sys Mkdir(path string, mode uint32) (err error) |
| //sys Mkdirat(dirfd int, path string, mode uint32) (err error) |
| //sys Mkfifo(path string, mode uint32) (err error) |
| //sys Mkfifoat(dirfd int, path string, mode uint32) (err error) |
| //sys Mknod(path string, mode uint32, dev int) (err error) |
| //sys Mknodat(dirfd int, path string, mode uint32, dev int) (err error) |
| //sys Nanosleep(time *Timespec, leftover *Timespec) (err error) |
| //sys Open(path string, mode int, perm uint32) (fd int, err error) |
| //sys Openat(dirfd int, path string, mode int, perm uint32) (fd int, err error) |
| //sys Pathconf(path string, name int) (val int, err error) |
| //sys Pread(fd int, p []byte, offset int64) (n int, err error) |
| //sys Pwrite(fd int, p []byte, offset int64) (n int, err error) |
| //sys read(fd int, p []byte) (n int, err error) |
| //sys Readlink(path string, buf []byte) (n int, err error) |
| //sys Readlinkat(dirfd int, path string, buf []byte) (n int, err error) |
| //sys Rename(from string, to string) (err error) |
| //sys Renameat(fromfd int, from string, tofd int, to string) (err error) |
| //sys Revoke(path string) (err error) |
| //sys Rmdir(path string) (err error) |
| //sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK |
| //sys Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) |
| //sysnb Setegid(egid int) (err error) |
| //sysnb Seteuid(euid int) (err error) |
| //sysnb Setgid(gid int) (err error) |
| //sysnb Setpgid(pid int, pgid int) (err error) |
| //sys Setpriority(which int, who int, prio int) (err error) |
| //sysnb Setregid(rgid int, egid int) (err error) |
| //sysnb Setreuid(ruid int, euid int) (err error) |
| //sysnb Setrlimit(which int, lim *Rlimit) (err error) |
| //sysnb Setsid() (pid int, err error) |
| //sysnb Settimeofday(tp *Timeval) (err error) |
| //sysnb Setuid(uid int) (err error) |
| //sys Stat(path string, stat *Stat_t) (err error) |
| //sys Symlink(path string, link string) (err error) |
| //sys Symlinkat(oldpath string, newdirfd int, newpath string) (err error) |
| //sys Sync() (err error) |
| //sys Truncate(path string, length int64) (err error) |
| //sys Umask(newmask int) (oldmask int) |
| //sys Unlink(path string) (err error) |
| //sys Unlinkat(dirfd int, path string, flags int) (err error) |
| //sys Unmount(path string, flags int) (err error) |
| //sys write(fd int, p []byte) (n int, err error) |
| //sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) |
| //sys munmap(addr uintptr, length uintptr) (err error) |
| //sys readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ |
| //sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE |
| //sys utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error) |
| |
| /* |
| * Unimplemented |
| */ |
| // ____semctl13 |
| // __clone |
| // __fhopen40 |
| // __fhstat40 |
| // __fhstatvfs140 |
| // __fstat30 |
| // __getcwd |
| // __getfh30 |
| // __getlogin |
| // __lstat30 |
| // __mount50 |
| // __msgctl13 |
| // __msync13 |
| // __ntp_gettime30 |
| // __posix_chown |
| // __posix_fchown |
| // __posix_lchown |
| // __posix_rename |
| // __setlogin |
| // __shmctl13 |
| // __sigaction_sigtramp |
| // __sigaltstack14 |
| // __sigpending14 |
| // __sigprocmask14 |
| // __sigsuspend14 |
| // __sigtimedwait |
| // __stat30 |
| // __syscall |
| // __vfork14 |
| // _ksem_close |
| // _ksem_destroy |
| // _ksem_getvalue |
| // _ksem_init |
| // _ksem_open |
| // _ksem_post |
| // _ksem_trywait |
| // _ksem_unlink |
| // _ksem_wait |
| // _lwp_continue |
| // _lwp_create |
| // _lwp_ctl |
| // _lwp_detach |
| // _lwp_exit |
| // _lwp_getname |
| // _lwp_getprivate |
| // _lwp_kill |
| // _lwp_park |
| // _lwp_self |
| // _lwp_setname |
| // _lwp_setprivate |
| // _lwp_suspend |
| // _lwp_unpark |
| // _lwp_unpark_all |
| // _lwp_wait |
| // _lwp_wakeup |
| // _pset_bind |
| // _sched_getaffinity |
| // _sched_getparam |
| // _sched_setaffinity |
| // _sched_setparam |
| // acct |
| // aio_cancel |
| // aio_error |
| // aio_fsync |
| // aio_read |
| // aio_return |
| // aio_suspend |
| // aio_write |
| // break |
| // clock_getres |
| // clock_gettime |
| // clock_settime |
| // compat_09_ogetdomainname |
| // compat_09_osetdomainname |
| // compat_09_ouname |
| // compat_10_omsgsys |
| // compat_10_osemsys |
| // compat_10_oshmsys |
| // compat_12_fstat12 |
| // compat_12_getdirentries |
| // compat_12_lstat12 |
| // compat_12_msync |
| // compat_12_oreboot |
| // compat_12_oswapon |
| // compat_12_stat12 |
| // compat_13_sigaction13 |
| // compat_13_sigaltstack13 |
| // compat_13_sigpending13 |
| // compat_13_sigprocmask13 |
| // compat_13_sigreturn13 |
| // compat_13_sigsuspend13 |
| // compat_14___semctl |
| // compat_14_msgctl |
| // compat_14_shmctl |
| // compat_16___sigaction14 |
| // compat_16___sigreturn14 |
| // compat_20_fhstatfs |
| // compat_20_fstatfs |
| // compat_20_getfsstat |
| // compat_20_statfs |
| // compat_30___fhstat30 |
| // compat_30___fstat13 |
| // compat_30___lstat13 |
| // compat_30___stat13 |
| // compat_30_fhopen |
| // compat_30_fhstat |
| // compat_30_fhstatvfs1 |
| // compat_30_getdents |
| // compat_30_getfh |
| // compat_30_ntp_gettime |
| // compat_30_socket |
| // compat_40_mount |
| // compat_43_fstat43 |
| // compat_43_lstat43 |
| // compat_43_oaccept |
| // compat_43_ocreat |
| // compat_43_oftruncate |
| // compat_43_ogetdirentries |
| // compat_43_ogetdtablesize |
| // compat_43_ogethostid |
| // compat_43_ogethostname |
| // compat_43_ogetkerninfo |
| // compat_43_ogetpagesize |
| // compat_43_ogetpeername |
| // compat_43_ogetrlimit |
| // compat_43_ogetsockname |
| // compat_43_okillpg |
| // compat_43_olseek |
| // compat_43_ommap |
| // compat_43_oquota |
| // compat_43_orecv |
| // compat_43_orecvfrom |
| // compat_43_orecvmsg |
| // compat_43_osend |
| // compat_43_osendmsg |
| // compat_43_osethostid |
| // compat_43_osethostname |
| // compat_43_osetrlimit |
| // compat_43_osigblock |
| // compat_43_osigsetmask |
| // compat_43_osigstack |
| // compat_43_osigvec |
| // compat_43_otruncate |
| // compat_43_owait |
| // compat_43_stat43 |
| // execve |
| // extattr_delete_fd |
| // extattr_delete_file |
| // extattr_delete_link |
| // extattr_get_fd |
| // extattr_get_file |
| // extattr_get_link |
| // extattr_list_fd |
| // extattr_list_file |
| // extattr_list_link |
| // extattr_set_fd |
| // extattr_set_file |
| // extattr_set_link |
| // extattrctl |
| // fchroot |
| // fdatasync |
| // fgetxattr |
| // fktrace |
| // flistxattr |
| // fork |
| // fremovexattr |
| // fsetxattr |
| // fstatvfs1 |
| // fsync_range |
| // getcontext |
| // getitimer |
| // getvfsstat |
| // getxattr |
| // ktrace |
| // lchflags |
| // lchmod |
| // lfs_bmapv |
| // lfs_markv |
| // lfs_segclean |
| // lfs_segwait |
| // lgetxattr |
| // lio_listio |
| // listxattr |
| // llistxattr |
| // lremovexattr |
| // lseek |
| // lsetxattr |
| // lutimes |
| // madvise |
| // mincore |
| // minherit |
| // modctl |
| // mq_close |
| // mq_getattr |
| // mq_notify |
| // mq_open |
| // mq_receive |
| // mq_send |
| // mq_setattr |
| // mq_timedreceive |
| // mq_timedsend |
| // mq_unlink |
| // mremap |
| // msgget |
| // msgrcv |
| // msgsnd |
| // nfssvc |
| // ntp_adjtime |
| // pmc_control |
| // pmc_get_info |
| // pollts |
| // preadv |
| // profil |
| // pselect |
| // pset_assign |
| // pset_create |
| // pset_destroy |
| // ptrace |
| // pwritev |
| // quotactl |
| // rasctl |
| // readv |
| // reboot |
| // removexattr |
| // sa_enable |
| // sa_preempt |
| // sa_register |
| // sa_setconcurrency |
| // sa_stacks |
| // sa_yield |
| // sbrk |
| // sched_yield |
| // semconfig |
| // semget |
| // semop |
| // setcontext |
| // setitimer |
| // setxattr |
| // shmat |
| // shmdt |
| // shmget |
| // sstk |
| // statvfs1 |
| // swapctl |
| // sysarch |
| // syscall |
| // timer_create |
| // timer_delete |
| // timer_getoverrun |
| // timer_gettime |
| // timer_settime |
| // undelete |
| // utrace |
| // uuidgen |
| // vadvise |
| // vfork |
| // writev |