vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/syscall_darwin_386.go

   1 // Copyright 2009 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 // +build 386,darwin
   6
   7 package unix
   8
   9 import (
  10         "syscall"
  11         "unsafe"
  12 )
  13
  14 func Getpagesize() int { return 4096 }
  15
  16 func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
  17
  18 func NsecToTimespec(nsec int64) (ts Timespec) {
  19         ts.Sec = int32(nsec / 1e9)
  20         ts.Nsec = int32(nsec % 1e9)
  21         return
  22 }
  23
  24 func TimevalToNsec(tv Timeval) int64 { return int64(tv.Sec)*1e9 + int64(tv.Usec)*1e3 }
  25
  26 func NsecToTimeval(nsec int64) (tv Timeval) {
  27         nsec += 999 // round up to microsecond
  28         tv.Usec = int32(nsec % 1e9 / 1e3)
  29         tv.Sec = int32(nsec / 1e9)
  30         return
  31 }
  32
  33 //sysnb gettimeofday(tp *Timeval) (sec int32, usec int32, err error)
  34 func Gettimeofday(tv *Timeval) (err error) {
  35         // The tv passed to gettimeofday must be non-nil
  36         // but is otherwise unused.  The answers come back
  37         // in the two registers.
  38         sec, usec, err := gettimeofday(tv)
  39         tv.Sec = int32(sec)
  40         tv.Usec = int32(usec)
  41         return err
  42 }
  43
  44 func SetKevent(k *Kevent_t, fd, mode, flags int) {
  45         k.Ident = uint32(fd)
  46         k.Filter = int16(mode)
  47         k.Flags = uint16(flags)
  48 }
  49
  50 func (iov *Iovec) SetLen(length int) {
  51         iov.Len = uint32(length)
  52 }
  53
  54 func (msghdr *Msghdr) SetControllen(length int) {
  55         msghdr.Controllen = uint32(length)
  56 }
  57
  58 func (cmsg *Cmsghdr) SetLen(length int) {
  59         cmsg.Len = uint32(length)
  60 }
  61
  62 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
  63         var length = uint64(count)
  64
  65         _, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(*offset>>32), uintptr(unsafe.Pointer(&length)), 0, 0, 0, 0)
  66
  67         written = int(length)
  68
  69         if e1 != 0 {
  70                 err = e1
  71         }
  72         return
  73 }
  74
  75 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
  76
  77 // SYS___SYSCTL is used by syscall_bsd.go for all BSDs, but in modern versions
  78 // of darwin/386 the syscall is called sysctl instead of __sysctl.
  79 const SYS___SYSCTL = SYS_SYSCTL