| // Copyright 2017 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 |
| |
| package netreflect |
| |
| import ( |
| "errors" |
| "net" |
| ) |
| |
| var ( |
| errInvalidType = errors.New("invalid type") |
| errOpNoSupport = errors.New("operation not supported") |
| ) |
| |
| // SocketOf returns the socket descriptor of c. |
| func SocketOf(c net.Conn) (uintptr, error) { |
| switch c.(type) { |
| case *net.TCPConn, *net.UDPConn, *net.IPConn, *net.UnixConn: |
| return 0, errOpNoSupport |
| default: |
| return 0, errInvalidType |
| } |
| } |
| |
| // PacketSocketOf returns the socket descriptor of c. |
| func PacketSocketOf(c net.PacketConn) (uintptr, error) { |
| switch c.(type) { |
| case *net.UDPConn, *net.IPConn, *net.UnixConn: |
| return 0, errOpNoSupport |
| default: |
| return 0, errInvalidType |
| } |
| } |