dex/vendor/golang.org/x/net/ipv6/helper.go

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2016-04-09 00:26:29 +05:30
// Copyright 2013 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.
package ipv6
import (
"errors"
"net"
)
var errOpNoSupport = errors.New("operation not supported")
func boolint(b bool) int {
if b {
return 1
}
return 0
}
func netAddrToIP16(a net.Addr) net.IP {
switch v := a.(type) {
case *net.UDPAddr:
if ip := v.IP.To16(); ip != nil && ip.To4() == nil {
return ip
}
case *net.IPAddr:
if ip := v.IP.To16(); ip != nil && ip.To4() == nil {
return ip
}
}
return nil
}