38 lines
900 B
Go
38 lines
900 B
Go
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// Copyright 2016 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Package netreflect implements run-time reflection for the
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// facilities of net package.
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package netreflect
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import (
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"errors"
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"net"
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)
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var (
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errInvalidType = errors.New("invalid type")
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errOpNoSupport = errors.New("operation not supported")
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)
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// SocketOf returns the socket descriptor of c.
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func SocketOf(c net.Conn) (uintptr, error) {
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switch c.(type) {
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case *net.TCPConn, *net.UDPConn, *net.IPConn, *net.UnixConn:
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return socketOf(c)
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default:
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return 0, errInvalidType
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}
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}
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// PacketSocketOf returns the socket descriptor of c.
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func PacketSocketOf(c net.PacketConn) (uintptr, error) {
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switch c.(type) {
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case *net.UDPConn, *net.IPConn, *net.UnixConn:
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return socketOf(c.(net.Conn))
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default:
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return 0, errInvalidType
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}
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}
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