vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/syscall_darwin_amd64.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 amd64,darwin
   6
   7 package unix
   8
   9 import (
  10         "syscall"
  11         "unsafe"
  12 )
  13
  14 //sys   Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
  15
  16 func Getpagesize() int { return 4096 }
  17
  18 func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
  19
  20 func NsecToTimespec(nsec int64) (ts Timespec) {
  21         ts.Sec = nsec / 1e9
  22         ts.Nsec = nsec % 1e9
  23         return
  24 }
  25
  26 func TimevalToNsec(tv Timeval) int64 { return int64(tv.Sec)*1e9 + int64(tv.Usec)*1e3 }
  27
  28 func NsecToTimeval(nsec int64) (tv Timeval) {
  29         nsec += 999 // round up to microsecond
  30         tv.Usec = int32(nsec % 1e9 / 1e3)
  31         tv.Sec = int64(nsec / 1e9)
  32         return
  33 }
  34
  35 //sysnb gettimeofday(tp *Timeval) (sec int64, usec int32, err error)
  36 func Gettimeofday(tv *Timeval) (err error) {
  37         // The tv passed to gettimeofday must be non-nil
  38         // but is otherwise unused.  The answers come back
  39         // in the two registers.
  40         sec, usec, err := gettimeofday(tv)
  41         tv.Sec = sec
  42         tv.Usec = usec
  43         return err
  44 }
  45
  46 func SetKevent(k *Kevent_t, fd, mode, flags int) {
  47         k.Ident = uint64(fd)
  48         k.Filter = int16(mode)
  49         k.Flags = uint16(flags)
  50 }
  51
  52 func (iov *Iovec) SetLen(length int) {
  53         iov.Len = uint64(length)
  54 }
  55
  56 func (msghdr *Msghdr) SetControllen(length int) {
  57         msghdr.Controllen = uint32(length)
  58 }
  59
  60 func (cmsg *Cmsghdr) SetLen(length int) {
  61         cmsg.Len = uint32(length)
  62 }
  63
  64 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
  65         var length = uint64(count)
  66
  67         _, _, e1 := Syscall6(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(unsafe.Pointer(&length)), 0, 0)
  68
  69         written = int(length)
  70
  71         if e1 != 0 {
  72                 err = e1
  73         }
  74         return
  75 }
  76
  77 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
  78
  79 // SYS___SYSCTL is used by syscall_bsd.go for all BSDs, but in modern versions
  80 // of darwin/amd64 the syscall is called sysctl instead of __sysctl.
  81 const SYS___SYSCTL = SYS_SYSCTL