28 lines
659 B
Go
28 lines
659 B
Go
// 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.
|
|
|
|
// TCP socket options for openbsd
|
|
|
|
package net
|
|
|
|
import (
|
|
"os"
|
|
"syscall"
|
|
"time"
|
|
)
|
|
|
|
// Set keep alive period.
|
|
func setKeepAlivePeriod(fd *netFD, d time.Duration) error {
|
|
if err := fd.incref(); err != nil {
|
|
return err
|
|
}
|
|
defer fd.decref()
|
|
|
|
// The kernel expects seconds so round to next highest second.
|
|
d += (time.Second - time.Nanosecond)
|
|
secs := int(d.Seconds())
|
|
|
|
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_TCP, syscall.SO_KEEPALIVE, secs))
|
|
}
|