1
// Copyright 2015 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.
12
func Getpagesize() int { return 4096 }
14
func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) }
16
func NsecToTimespec(nsec int64) (ts Timespec) {
17
ts.Sec = int32(nsec / 1e9)
18
ts.Nsec = int32(nsec % 1e9)
22
func NsecToTimeval(nsec int64) (tv Timeval) {
23
nsec += 999 // round up to microsecond
24
tv.Usec = int32(nsec % 1e9 / 1e3)
25
tv.Sec = int32(nsec / 1e9)
29
//sysnb gettimeofday(tp *Timeval) (sec int32, usec int32, err error)
30
func Gettimeofday(tv *Timeval) (err error) {
31
// The tv passed to gettimeofday must be non-nil
32
// but is otherwise unused. The answers come back
33
// in the two registers.
34
sec, usec, err := gettimeofday(tv)
40
func SetKevent(k *Kevent_t, fd, mode, flags int) {
42
k.Filter = int16(mode)
43
k.Flags = uint16(flags)
46
func (iov *Iovec) SetLen(length int) {
47
iov.Len = uint32(length)
50
func (msghdr *Msghdr) SetControllen(length int) {
51
msghdr.Controllen = uint32(length)
54
func (cmsg *Cmsghdr) SetLen(length int) {
55
cmsg.Len = uint32(length)
58
func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
59
var length = uint64(count)
61
_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(*offset>>32), uintptr(unsafe.Pointer(&length)), 0, 0, 0, 0)
71
func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) // sic