Joel Sing | 88e984f | 2011-08-29 10:04:28 -0400 | [diff] [blame] | 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 | package syscall |
| 6 | |
| 7 | func Getpagesize() int { return 4096 } |
| 8 | |
| 9 | func TimespecToNsec(ts Timespec) int64 { return int64(ts.Sec)*1e9 + int64(ts.Nsec) } |
| 10 | |
| 11 | func NsecToTimespec(nsec int64) (ts Timespec) { |
Joel Sing | 471763f | 2014-01-11 19:00:32 +1100 | [diff] [blame] | 12 | ts.Sec = int64(nsec / 1e9) |
Joel Sing | 88e984f | 2011-08-29 10:04:28 -0400 | [diff] [blame] | 13 | ts.Nsec = int32(nsec % 1e9) |
| 14 | return |
| 15 | } |
| 16 | |
| 17 | func TimevalToNsec(tv Timeval) int64 { return int64(tv.Sec)*1e9 + int64(tv.Usec)*1e3 } |
| 18 | |
| 19 | func NsecToTimeval(nsec int64) (tv Timeval) { |
| 20 | nsec += 999 // round up to microsecond |
| 21 | tv.Usec = int32(nsec % 1e9 / 1e3) |
Joel Sing | 471763f | 2014-01-11 19:00:32 +1100 | [diff] [blame] | 22 | tv.Sec = int64(nsec / 1e9) |
Joel Sing | 88e984f | 2011-08-29 10:04:28 -0400 | [diff] [blame] | 23 | return |
| 24 | } |
| 25 | |
| 26 | func SetKevent(k *Kevent_t, fd, mode, flags int) { |
| 27 | k.Ident = uint32(fd) |
| 28 | k.Filter = int16(mode) |
| 29 | k.Flags = uint16(flags) |
| 30 | } |
| 31 | |
| 32 | func (iov *Iovec) SetLen(length int) { |
| 33 | iov.Len = uint32(length) |
| 34 | } |
| 35 | |
| 36 | func (msghdr *Msghdr) SetControllen(length int) { |
| 37 | msghdr.Controllen = uint32(length) |
| 38 | } |
| 39 | |
| 40 | func (cmsg *Cmsghdr) SetLen(length int) { |
| 41 | cmsg.Len = uint32(length) |
| 42 | } |