|  | // Copyright 2015 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 ( | 
|  | "syscall" | 
|  | "time" | 
|  | ) | 
|  |  | 
|  | var ( | 
|  | testHookDialChannel = func() { time.Sleep(time.Millisecond) } // see golang.org/issue/5349 | 
|  |  | 
|  | // Placeholders for socket system calls. | 
|  | socketFunc    func(int, int, int) (syscall.Handle, error)                                               = syscall.Socket | 
|  | closeFunc     func(syscall.Handle) error                                                                = syscall.Closesocket | 
|  | connectFunc   func(syscall.Handle, syscall.Sockaddr) error                                              = syscall.Connect | 
|  | connectExFunc func(syscall.Handle, syscall.Sockaddr, *byte, uint32, *uint32, *syscall.Overlapped) error = syscall.ConnectEx | 
|  | listenFunc    func(syscall.Handle, int) error                                                           = syscall.Listen | 
|  | ) |