1 // Copyright 2012 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 arm,freebsd 6 7 package unix 8 9 import ( 10 "syscall" 11 "unsafe" 12 ) 13 14 func setTimespec(sec, nsec int64) Timespec { 15 return Timespec{Sec: sec, Nsec: int32(nsec)} 16 } 17 18 func setTimeval(sec, usec int64) Timeval { 19 return Timeval{Sec: sec, Usec: int32(usec)} 20 } 21 22 func SetKevent(k *Kevent_t, fd, mode, flags int) { 23 k.Ident = uint32(fd) 24 k.Filter = int16(mode) 25 k.Flags = uint16(flags) 26 } 27 28 func (iov *Iovec) SetLen(length int) { 29 iov.Len = uint32(length) 30 } 31 32 func (msghdr *Msghdr) SetControllen(length int) { 33 msghdr.Controllen = uint32(length) 34 } 35 36 func (cmsg *Cmsghdr) SetLen(length int) { 37 cmsg.Len = uint32(length) 38 } 39 40 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { 41 var writtenOut uint64 = 0 42 _, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr((*offset)>>32), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0) 43 44 written = int(writtenOut) 45 46 if e1 != 0 { 47 err = e1 48 } 49 return 50 } 51 52 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) 53
