libgo/go/net/main_posix_test.go

   1 // Copyright 2015 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 // +build !plan9
   6
   7 package net
   8
   9 import (
  10         "net/internal/socktest"
  11         "strings"
  12         "syscall"
  13 )
  14
  15 func enableSocketConnect() {
  16         sw.Set(socktest.FilterConnect, nil)
  17 }
  18
  19 func disableSocketConnect(network string) {
  20         ss := strings.Split(network, ":")
  21         sw.Set(socktest.FilterConnect, func(so *socktest.Status) (socktest.AfterFilter, error) {
  22                 switch ss[0] {
  23                 case "tcp4":
  24                         if so.Cookie.Family() == syscall.AF_INET && so.Cookie.Type() == syscall.SOCK_STREAM {
  25                                 return nil, syscall.EHOSTUNREACH
  26                         }
  27                 case "udp4":
  28                         if so.Cookie.Family() == syscall.AF_INET && so.Cookie.Type() == syscall.SOCK_DGRAM {
  29                                 return nil, syscall.EHOSTUNREACH
  30                         }
  31                 case "ip4":
  32                         if so.Cookie.Family() == syscall.AF_INET && so.Cookie.Type() == syscall.SOCK_RAW {
  33                                 return nil, syscall.EHOSTUNREACH
  34                         }
  35                 case "tcp6":
  36                         if so.Cookie.Family() == syscall.AF_INET6 && so.Cookie.Type() == syscall.SOCK_STREAM {
  37                                 return nil, syscall.EHOSTUNREACH
  38                         }
  39                 case "udp6":
  40                         if so.Cookie.Family() == syscall.AF_INET6 && so.Cookie.Type() == syscall.SOCK_DGRAM {
  41                                 return nil, syscall.EHOSTUNREACH
  42                         }
  43                 case "ip6":
  44                         if so.Cookie.Family() == syscall.AF_INET6 && so.Cookie.Type() == syscall.SOCK_RAW {
  45                                 return nil, syscall.EHOSTUNREACH
  46                         }
  47                 }
  48                 return nil, nil
  49         })
  50 }