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 d += (time.Second - time.Nanosecond)
18 secs := int(d.Seconds())
19 if err := fd.pfd.SetsockoptInt(syscall.IPPROTO_TCP, syscall.TCP_KEEPINTVL, secs); err != nil {
20 return wrapSyscallError("setsockopt", err)
22 err := fd.pfd.SetsockoptInt(syscall.IPPROTO_TCP, syscall.TCP_KEEPIDLE, secs)
24 return wrapSyscallError("setsockopt", err)