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