blob: 53c6756e33e00b3f107d3012fc11109f88219228 [file] [log] [blame]
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package net
import (
// syscall.TCP_KEEPINTVL is missing on some darwin architectures.
const sysTCP_KEEPINTVL = 0x101
func setKeepAlivePeriod(fd *netFD, d time.Duration) error {
// The kernel expects seconds so round to next highest second.
secs := int(roundDurationUp(d, time.Second))
if err := fd.pfd.SetsockoptInt(syscall.IPPROTO_TCP, sysTCP_KEEPINTVL, secs); err != nil {
return wrapSyscallError("setsockopt", err)
err := fd.pfd.SetsockoptInt(syscall.IPPROTO_TCP, syscall.TCP_KEEPALIVE, secs)
return wrapSyscallError("setsockopt", err)