From b5260364b1e9176417a577796ebe8f0a9f37f8b0 Mon Sep 17 00:00:00 2001
From: Mikio Hara <mikioh.mikioh@gmail.com>
Date: Fri, 7 Oct 2011 22:53:12 +0900
Subject: [PATCH] net: add File method to IPConn

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5237041
---
 src/pkg/net/iprawsock_posix.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/pkg/net/iprawsock_posix.go b/src/pkg/net/iprawsock_posix.go
index 35aceb2233..f9e497f173 100644
--- a/src/pkg/net/iprawsock_posix.go
+++ b/src/pkg/net/iprawsock_posix.go
@@ -305,3 +305,8 @@ func (c *IPConn) BindToDevice(device string) os.Error {
 	defer c.fd.decref()
 	return os.NewSyscallError("setsockopt", syscall.BindToDevice(c.fd.sysfd, device))
 }
+
+// File returns a copy of the underlying os.File, set to blocking mode.
+// It is the caller's responsibility to close f when finished.
+// Closing c does not affect f, and closing f does not affect c.
+func (c *IPConn) File() (f *os.File, err os.Error) { return c.fd.dup() }
-- 
2.50.0