Thanos did someting

[bytom/vapor.git] / vendor / golang.org / x / net / ipv4 / payload_cmsg_go1_8.go

diff --git a/vendor/golang.org/x/net/ipv4/payload_cmsg_go1_8.go b/vendor/golang.org/x/net/ipv4/payload_cmsg_go1_8.go
deleted file mode 100644 (file)
index d26ccd9..0000000
--- a/vendor/golang.org/x/net/ipv4/payload_cmsg_go1_8.go
+++ /dev/null
@@ -1,59 +0,0 @@
-// Copyright 2012 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 !go1.9
-// +build !nacl,!plan9,!windows
-
-package ipv4
-
-import "net"
-
-func (c *payloadHandler) readFrom(b []byte) (n int, cm *ControlMessage, src net.Addr, err error) {
-       c.rawOpt.RLock()
-       oob := NewControlMessage(c.rawOpt.cflags)
-       c.rawOpt.RUnlock()
-       var nn int
-       switch c := c.PacketConn.(type) {
-       case *net.UDPConn:
-               if n, nn, _, src, err = c.ReadMsgUDP(b, oob); err != nil {
-                       return 0, nil, nil, err
-               }
-       case *net.IPConn:
-               nb := make([]byte, maxHeaderLen+len(b))
-               if n, nn, _, src, err = c.ReadMsgIP(nb, oob); err != nil {
-                       return 0, nil, nil, err
-               }
-               hdrlen := int(nb[0]&0x0f) << 2
-               copy(b, nb[hdrlen:])
-               n -= hdrlen
-       default:
-               return 0, nil, nil, &net.OpError{Op: "read", Net: c.LocalAddr().Network(), Source: c.LocalAddr(), Err: errInvalidConnType}
-       }
-       if nn > 0 {
-               cm = new(ControlMessage)
-               if err = cm.Parse(oob[:nn]); err != nil {
-                       return 0, nil, nil, &net.OpError{Op: "read", Net: c.PacketConn.LocalAddr().Network(), Source: c.PacketConn.LocalAddr(), Err: err}
-               }
-       }
-       if cm != nil {
-               cm.Src = netAddrToIP4(src)
-       }
-       return
-}
-
-func (c *payloadHandler) writeTo(b []byte, cm *ControlMessage, dst net.Addr) (n int, err error) {
-       oob := cm.Marshal()
-       if dst == nil {
-               return 0, &net.OpError{Op: "write", Net: c.PacketConn.LocalAddr().Network(), Source: c.PacketConn.LocalAddr(), Err: errMissingAddress}
-       }
-       switch c := c.PacketConn.(type) {
-       case *net.UDPConn:
-               n, _, err = c.WriteMsgUDP(b, oob, dst.(*net.UDPAddr))
-       case *net.IPConn:
-               n, _, err = c.WriteMsgIP(b, oob, dst.(*net.IPAddr))
-       default:
-               return 0, &net.OpError{Op: "write", Net: c.LocalAddr().Network(), Source: c.LocalAddr(), Addr: opAddr(dst), Err: errInvalidConnType}
-       }
-       return
-}