Merge pull request #3325 from fjl/p2p-netrestrict

Prevent relay of invalid IPs, add --netrestrict

1 files changed, 0 insertions, 40 deletions

diff --git a/p2p/discv5/udp_windows.go b/p2p/discv5/udp_windows.go
deleted file mode 100644
index 1ab9d655e..000000000
--- a/p2p/discv5/udp_windows.go
+++ /dev/null
@@ -1,40 +0,0 @@
-// Copyright 2016 The go-ethereum Authors
-// This file is part of the go-ethereum library.
-//
-// The go-ethereum library is free software: you can redistribute it and/or modify
-// it under the terms of the GNU Lesser General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// The go-ethereum library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public License
-// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
-
-//+build windows
-
-package discv5
-
-import (
-	"net"
-	"os"
-	"syscall"
-)
-
-const _WSAEMSGSIZE = syscall.Errno(10040)
-
-// reports whether err indicates that a UDP packet didn't
-// fit the receive buffer. On Windows, WSARecvFrom returns
-// code WSAEMSGSIZE and no data if this happens.
-func isPacketTooBig(err error) bool {
-	if opErr, ok := err.(*net.OpError); ok {
-		if scErr, ok := opErr.Err.(*os.SyscallError); ok {
-			return scErr.Err == _WSAEMSGSIZE
-		}
-		return opErr.Err == _WSAEMSGSIZE
-	}
-	return false
-}