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.
5 // +build aix freebsd hurd linux netbsd
15 func setKeepAlivePeriod(fd
*netFD
, d time
.Duration
) error
{
16 // The kernel expects seconds so round to next highest second.
17 secs
:= int(roundDurationUp(d
, time
.Second
))
18 if err
:= fd
.pfd
.SetsockoptInt(syscall
.IPPROTO_TCP
, syscall
.TCP_KEEPINTVL
, secs
); err
!= nil {
19 return wrapSyscallError("setsockopt", err
)
21 err
:= fd
.pfd
.SetsockoptInt(syscall
.IPPROTO_TCP
, syscall
.TCP_KEEPIDLE
, secs
)
23 return wrapSyscallError("setsockopt", err
)