// 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.

package net

import (
	
	
	
)

// BUG(tmm1): On Windows, the Write method of syscall.RawConn
// does not integrate with the runtime's network poller. It cannot
// wait for the connection to become writeable, and does not respect
// deadlines. If the user-provided callback returns false, the Write
// method will fail immediately.

// BUG(mikio): On JS and Plan 9, the Control, Read and Write
// methods of syscall.RawConn are not implemented.

type rawConn struct {
	fd *netFD
}

func ( *rawConn) () bool { return  != nil && .fd != nil }

func ( *rawConn) ( func(uintptr)) error {
	if !.ok() {
		return syscall.EINVAL
	}
	 := .fd.pfd.RawControl()
	runtime.KeepAlive(.fd)
	if  != nil {
		 = &OpError{Op: "raw-control", Net: .fd.net, Source: nil, Addr: .fd.laddr, Err: }
	}
	return 
}

func ( *rawConn) ( func(uintptr) bool) error {
	if !.ok() {
		return syscall.EINVAL
	}
	 := .fd.pfd.RawRead()
	runtime.KeepAlive(.fd)
	if  != nil {
		 = &OpError{Op: "raw-read", Net: .fd.net, Source: .fd.laddr, Addr: .fd.raddr, Err: }
	}
	return 
}

func ( *rawConn) ( func(uintptr) bool) error {
	if !.ok() {
		return syscall.EINVAL
	}
	 := .fd.pfd.RawWrite()
	runtime.KeepAlive(.fd)
	if  != nil {
		 = &OpError{Op: "raw-write", Net: .fd.net, Source: .fd.laddr, Addr: .fd.raddr, Err: }
	}
	return 
}

// PollFD returns the poll.FD of the underlying connection.
//
// Other packages in std that also import internal/poll (such as os)
// can use a type assertion to access this extension method so that
// they can pass the *poll.FD to functions like poll.Splice.
//
// PollFD is not intended for use outside the standard library.
func ( *rawConn) () *poll.FD {
	if !.ok() {
		return nil
	}
	return &.fd.pfd
}

func ( *netFD) (*rawConn, error) {
	return &rawConn{fd: }, nil
}

type rawListener struct {
	rawConn
}

func ( *rawListener) (func(uintptr) bool) error {
	return syscall.EINVAL
}

func ( *rawListener) (func(uintptr) bool) error {
	return syscall.EINVAL
}

func ( *netFD) (*rawListener, error) {
	return &rawListener{rawConn{fd: }}, nil
}