diff options
author | Russ Cox <rsc@golang.org> | 2014-09-08 00:08:51 -0400 |
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committer | Russ Cox <rsc@golang.org> | 2014-09-08 00:08:51 -0400 |
commit | c007ce824d9a4fccb148f9204e04c23ed2984b71 (patch) | |
tree | 7dcac257114ef5c446be5b7b68c27dea230b7c09 /src/net/tcpsockopt_windows.go | |
parent | 220a6de47eced55956eb8af8d643d4f5b67fd634 (diff) | |
download | go-git-c007ce824d9a4fccb148f9204e04c23ed2984b71.tar.gz |
build: move package sources from src/pkg to src
Preparation was in CL 134570043.
This CL contains only the effect of 'hg mv src/pkg/* src'.
For more about the move, see golang.org/s/go14nopkg.
Diffstat (limited to 'src/net/tcpsockopt_windows.go')
-rw-r--r-- | src/net/tcpsockopt_windows.go | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/net/tcpsockopt_windows.go b/src/net/tcpsockopt_windows.go new file mode 100644 index 0000000000..8ef1407977 --- /dev/null +++ b/src/net/tcpsockopt_windows.go @@ -0,0 +1,34 @@ +// 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 windows + +package net + +import ( + "os" + "syscall" + "time" + "unsafe" +) + +func setKeepAlivePeriod(fd *netFD, d time.Duration) error { + if err := fd.incref(); err != nil { + return err + } + defer fd.decref() + + // Windows expects milliseconds so round to next highest millisecond. + d += (time.Millisecond - time.Nanosecond) + millis := uint32(d / time.Millisecond) + ka := syscall.TCPKeepalive{ + OnOff: 1, + Time: millis, + Interval: millis, + } + ret := uint32(0) + size := uint32(unsafe.Sizeof(ka)) + err := syscall.WSAIoctl(fd.sysfd, syscall.SIO_KEEPALIVE_VALS, (*byte)(unsafe.Pointer(&ka)), size, nil, 0, &ret, nil, 0) + return os.NewSyscallError("WSAIoctl", err) +} |