diff options
Diffstat (limited to 'src/net/tcpsockopt_unix.go')
-rw-r--r-- | src/net/tcpsockopt_unix.go | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/net/tcpsockopt_unix.go b/src/net/tcpsockopt_unix.go new file mode 100644 index 000000000..2693a541d --- /dev/null +++ b/src/net/tcpsockopt_unix.go @@ -0,0 +1,31 @@ +// 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. + +// +build freebsd linux nacl netbsd + +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()) + + err := os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_TCP, syscall.TCP_KEEPINTVL, secs)) + if err != nil { + return err + } + return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_TCP, syscall.TCP_KEEPIDLE, secs)) +} |