493 lines
12 KiB
Go
493 lines
12 KiB
Go
// Copyright 2009,2010 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// NetBSD system calls.
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// This file is compiled as ordinary Go code,
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// but it is also input to mksyscall,
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// which parses the //sys lines and generates system call stubs.
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// Note that sometimes we use a lowercase //sys name and wrap
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// it in our own nicer implementation, either here or in
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// syscall_bsd.go or syscall_unix.go.
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package unix
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import (
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"syscall"
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"unsafe"
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)
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type SockaddrDatalink struct {
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Len uint8
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Family uint8
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Index uint16
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Type uint8
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Nlen uint8
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Alen uint8
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Slen uint8
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Data [12]int8
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raw RawSockaddrDatalink
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}
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func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
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func sysctlNodes(mib []_C_int) (nodes []Sysctlnode, err error) {
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var olen uintptr
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// Get a list of all sysctl nodes below the given MIB by performing
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// a sysctl for the given MIB with CTL_QUERY appended.
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mib = append(mib, CTL_QUERY)
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qnode := Sysctlnode{Flags: SYSCTL_VERS_1}
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qp := (*byte)(unsafe.Pointer(&qnode))
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sz := unsafe.Sizeof(qnode)
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if err = sysctl(mib, nil, &olen, qp, sz); err != nil {
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return nil, err
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}
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// Now that we know the size, get the actual nodes.
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nodes = make([]Sysctlnode, olen/sz)
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np := (*byte)(unsafe.Pointer(&nodes[0]))
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if err = sysctl(mib, np, &olen, qp, sz); err != nil {
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return nil, err
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}
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return nodes, nil
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}
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func nametomib(name string) (mib []_C_int, err error) {
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// Split name into components.
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var parts []string
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last := 0
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for i := 0; i < len(name); i++ {
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if name[i] == '.' {
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parts = append(parts, name[last:i])
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last = i + 1
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}
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}
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parts = append(parts, name[last:])
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// Discover the nodes and construct the MIB OID.
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for partno, part := range parts {
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nodes, err := sysctlNodes(mib)
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if err != nil {
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return nil, err
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}
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for _, node := range nodes {
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n := make([]byte, 0)
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for i := range node.Name {
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if node.Name[i] != 0 {
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n = append(n, byte(node.Name[i]))
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}
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}
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if string(n) == part {
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mib = append(mib, _C_int(node.Num))
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break
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}
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}
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if len(mib) != partno+1 {
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return nil, EINVAL
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}
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}
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return mib, nil
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}
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// ParseDirent parses up to max directory entries in buf,
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// appending the names to names. It returns the number
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// bytes consumed from buf, the number of entries added
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// to names, and the new names slice.
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func ParseDirent(buf []byte, max int, names []string) (consumed int, count int, newnames []string) {
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origlen := len(buf)
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for max != 0 && len(buf) > 0 {
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dirent := (*Dirent)(unsafe.Pointer(&buf[0]))
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if dirent.Reclen == 0 {
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buf = nil
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break
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}
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buf = buf[dirent.Reclen:]
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if dirent.Fileno == 0 { // File absent in directory.
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continue
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}
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bytes := (*[10000]byte)(unsafe.Pointer(&dirent.Name[0]))
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var name = string(bytes[0:dirent.Namlen])
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if name == "." || name == ".." { // Useless names
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continue
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}
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max--
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count++
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names = append(names, name)
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}
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return origlen - len(buf), count, names
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}
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//sysnb pipe() (fd1 int, fd2 int, err error)
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func Pipe(p []int) (err error) {
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if len(p) != 2 {
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return EINVAL
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}
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p[0], p[1], err = pipe()
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return
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}
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//sys getdents(fd int, buf []byte) (n int, err error)
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func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
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return getdents(fd, buf)
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}
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// TODO
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func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
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return -1, ENOSYS
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}
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/*
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* Exposed directly
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*/
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//sys Access(path string, mode uint32) (err error)
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//sys Adjtime(delta *Timeval, olddelta *Timeval) (err error)
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//sys Chdir(path string) (err error)
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//sys Chflags(path string, flags int) (err error)
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//sys Chmod(path string, mode uint32) (err error)
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//sys Chown(path string, uid int, gid int) (err error)
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//sys Chroot(path string) (err error)
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//sys Close(fd int) (err error)
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//sys Dup(fd int) (nfd int, err error)
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//sys Dup2(from int, to int) (err error)
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//sys Exit(code int)
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//sys Fchdir(fd int) (err error)
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//sys Fchflags(fd int, flags int) (err error)
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//sys Fchmod(fd int, mode uint32) (err error)
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//sys Fchown(fd int, uid int, gid int) (err error)
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//sys Flock(fd int, how int) (err error)
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//sys Fpathconf(fd int, name int) (val int, err error)
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//sys Fstat(fd int, stat *Stat_t) (err error)
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//sys Fsync(fd int) (err error)
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//sys Ftruncate(fd int, length int64) (err error)
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//sysnb Getegid() (egid int)
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//sysnb Geteuid() (uid int)
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//sysnb Getgid() (gid int)
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//sysnb Getpgid(pid int) (pgid int, err error)
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//sysnb Getpgrp() (pgrp int)
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//sysnb Getpid() (pid int)
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//sysnb Getppid() (ppid int)
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//sys Getpriority(which int, who int) (prio int, err error)
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//sysnb Getrlimit(which int, lim *Rlimit) (err error)
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//sysnb Getrusage(who int, rusage *Rusage) (err error)
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//sysnb Getsid(pid int) (sid int, err error)
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//sysnb Gettimeofday(tv *Timeval) (err error)
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//sysnb Getuid() (uid int)
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//sys Issetugid() (tainted bool)
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//sys Kill(pid int, signum syscall.Signal) (err error)
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//sys Kqueue() (fd int, err error)
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//sys Lchown(path string, uid int, gid int) (err error)
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//sys Link(path string, link string) (err error)
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//sys Listen(s int, backlog int) (err error)
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//sys Lstat(path string, stat *Stat_t) (err error)
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//sys Mkdir(path string, mode uint32) (err error)
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//sys Mkfifo(path string, mode uint32) (err error)
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//sys Mknod(path string, mode uint32, dev int) (err error)
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//sys Mlock(b []byte) (err error)
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//sys Mlockall(flags int) (err error)
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//sys Mprotect(b []byte, prot int) (err error)
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//sys Munlock(b []byte) (err error)
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//sys Munlockall() (err error)
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//sys Nanosleep(time *Timespec, leftover *Timespec) (err error)
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//sys Open(path string, mode int, perm uint32) (fd int, err error)
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//sys Pathconf(path string, name int) (val int, err error)
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//sys Pread(fd int, p []byte, offset int64) (n int, err error)
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//sys Pwrite(fd int, p []byte, offset int64) (n int, err error)
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//sys read(fd int, p []byte) (n int, err error)
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//sys Readlink(path string, buf []byte) (n int, err error)
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//sys Rename(from string, to string) (err error)
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//sys Revoke(path string) (err error)
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//sys Rmdir(path string) (err error)
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//sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK
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//sys Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error)
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//sysnb Setegid(egid int) (err error)
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//sysnb Seteuid(euid int) (err error)
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//sysnb Setgid(gid int) (err error)
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//sysnb Setpgid(pid int, pgid int) (err error)
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//sys Setpriority(which int, who int, prio int) (err error)
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//sysnb Setregid(rgid int, egid int) (err error)
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//sysnb Setreuid(ruid int, euid int) (err error)
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//sysnb Setrlimit(which int, lim *Rlimit) (err error)
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//sysnb Setsid() (pid int, err error)
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//sysnb Settimeofday(tp *Timeval) (err error)
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//sysnb Setuid(uid int) (err error)
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//sys Stat(path string, stat *Stat_t) (err error)
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//sys Symlink(path string, link string) (err error)
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//sys Sync() (err error)
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//sys Truncate(path string, length int64) (err error)
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//sys Umask(newmask int) (oldmask int)
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//sys Unlink(path string) (err error)
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//sys Unmount(path string, flags int) (err error)
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//sys write(fd int, p []byte) (n int, err error)
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//sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
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//sys munmap(addr uintptr, length uintptr) (err error)
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//sys readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
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//sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
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/*
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* Unimplemented
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*/
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// ____semctl13
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// __clone
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// __fhopen40
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// __fhstat40
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// __fhstatvfs140
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// __fstat30
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// __getcwd
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// __getfh30
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// __getlogin
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// __lstat30
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// __mount50
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// __msgctl13
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// __msync13
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// __ntp_gettime30
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// __posix_chown
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// __posix_fadvise50
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// __posix_fchown
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// __posix_lchown
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// __posix_rename
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// __setlogin
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// __shmctl13
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// __sigaction_sigtramp
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// __sigaltstack14
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// __sigpending14
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// __sigprocmask14
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// __sigsuspend14
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// __sigtimedwait
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// __stat30
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// __syscall
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// __vfork14
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// _ksem_close
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// _ksem_destroy
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// _ksem_getvalue
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// _ksem_init
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// _ksem_open
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// _ksem_post
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// _ksem_trywait
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// _ksem_unlink
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// _ksem_wait
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// _lwp_continue
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// _lwp_create
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// _lwp_ctl
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// _lwp_detach
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// _lwp_exit
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// _lwp_getname
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// _lwp_getprivate
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// _lwp_kill
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// _lwp_park
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// _lwp_self
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// _lwp_setname
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// _lwp_setprivate
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// _lwp_suspend
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// _lwp_unpark
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// _lwp_unpark_all
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// _lwp_wait
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// _lwp_wakeup
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// _pset_bind
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// _sched_getaffinity
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// _sched_getparam
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// _sched_setaffinity
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// _sched_setparam
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// acct
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// aio_cancel
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// aio_error
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// aio_fsync
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// aio_read
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// aio_return
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// aio_suspend
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// aio_write
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// break
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// clock_getres
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// clock_gettime
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// clock_settime
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// compat_09_ogetdomainname
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// compat_09_osetdomainname
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// compat_09_ouname
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// compat_10_omsgsys
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// compat_10_osemsys
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// compat_10_oshmsys
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// compat_12_fstat12
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// compat_12_getdirentries
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// compat_12_lstat12
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// compat_12_msync
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// compat_12_oreboot
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// compat_12_oswapon
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// compat_12_stat12
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// compat_13_sigaction13
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// compat_13_sigaltstack13
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// compat_13_sigpending13
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// compat_13_sigprocmask13
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// compat_13_sigreturn13
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// compat_13_sigsuspend13
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// compat_14___semctl
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// compat_14_msgctl
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// compat_14_shmctl
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// compat_16___sigaction14
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// compat_16___sigreturn14
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// compat_20_fhstatfs
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// compat_20_fstatfs
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// compat_20_getfsstat
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// compat_20_statfs
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// compat_30___fhstat30
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// compat_30___fstat13
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// compat_30___lstat13
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// compat_30___stat13
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// compat_30_fhopen
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// compat_30_fhstat
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// compat_30_fhstatvfs1
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// compat_30_getdents
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// compat_30_getfh
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// compat_30_ntp_gettime
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// compat_30_socket
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// compat_40_mount
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// compat_43_fstat43
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// compat_43_lstat43
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// compat_43_oaccept
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// compat_43_ocreat
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// compat_43_oftruncate
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// compat_43_ogetdirentries
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// compat_43_ogetdtablesize
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// compat_43_ogethostid
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// compat_43_ogethostname
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// compat_43_ogetkerninfo
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// compat_43_ogetpagesize
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// compat_43_ogetpeername
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// compat_43_ogetrlimit
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// compat_43_ogetsockname
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// compat_43_okillpg
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// compat_43_olseek
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// compat_43_ommap
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// compat_43_oquota
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// compat_43_orecv
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// compat_43_orecvfrom
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// compat_43_orecvmsg
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// compat_43_osend
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// compat_43_osendmsg
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// compat_43_osethostid
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// compat_43_osethostname
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// compat_43_osetrlimit
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// compat_43_osigblock
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// compat_43_osigsetmask
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// compat_43_osigstack
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// compat_43_osigvec
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// compat_43_otruncate
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// compat_43_owait
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// compat_43_stat43
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// execve
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// extattr_delete_fd
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// extattr_delete_file
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// extattr_delete_link
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// extattr_get_fd
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// extattr_get_file
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// extattr_get_link
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// extattr_list_fd
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// extattr_list_file
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// extattr_list_link
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// extattr_set_fd
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// extattr_set_file
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// extattr_set_link
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// extattrctl
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// fchroot
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// fdatasync
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// fgetxattr
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// fktrace
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// flistxattr
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// fork
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// fremovexattr
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// fsetxattr
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// fstatvfs1
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// fsync_range
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// getcontext
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// getitimer
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// getvfsstat
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// getxattr
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// ioctl
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// ktrace
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// lchflags
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// lchmod
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// lfs_bmapv
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// lfs_markv
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// lfs_segclean
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// lfs_segwait
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// lgetxattr
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// lio_listio
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// listxattr
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// llistxattr
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// lremovexattr
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// lseek
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// lsetxattr
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// lutimes
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// madvise
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// mincore
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// minherit
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// modctl
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// mq_close
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// mq_getattr
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// mq_notify
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// mq_open
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// mq_receive
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// mq_send
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// mq_setattr
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// mq_timedreceive
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// mq_timedsend
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// mq_unlink
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// mremap
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// msgget
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// msgrcv
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// msgsnd
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// nfssvc
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// ntp_adjtime
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// pmc_control
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// pmc_get_info
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// poll
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// pollts
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// preadv
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// profil
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// pselect
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// pset_assign
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// pset_create
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// pset_destroy
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// ptrace
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// pwritev
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// quotactl
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// rasctl
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// readv
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// reboot
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// removexattr
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// sa_enable
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// sa_preempt
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// sa_register
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// sa_setconcurrency
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// sa_stacks
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// sa_yield
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// sbrk
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// sched_yield
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// semconfig
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// semget
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// semop
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// setcontext
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// setitimer
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// setxattr
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// shmat
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// shmdt
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// shmget
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// sstk
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// statvfs1
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// swapctl
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// sysarch
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// syscall
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// timer_create
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// timer_delete
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// timer_getoverrun
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// timer_gettime
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// timer_settime
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// undelete
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// utrace
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// uuidgen
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// vadvise
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// vfork
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// writev
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