File: helper_posix_test.go

package info (click to toggle)
golang-golang-x-net 1%3A0.19.0%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 8,364 kB
  • sloc: asm: 18; makefile: 12; sh: 7
file content (34 lines) | stat: -rw-r--r-- 759 bytes parent folder | download | duplicates (4)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
// Copyright 2014 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.

//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || windows || zos

package ipv4_test

import (
	"errors"
	"os"
	"syscall"

	"golang.org/x/net/ipv4"
)

func protocolNotSupported(err error) bool {
	switch err := err.(type) {
	case syscall.Errno:
		switch err {
		case syscall.EPROTONOSUPPORT, syscall.ENOPROTOOPT:
			return true
		}
	case *os.SyscallError:
		switch err := err.Err.(type) {
		case syscall.Errno:
			switch err {
			case syscall.EPROTONOSUPPORT, syscall.ENOPROTOOPT:
				return true
			}
		}
	}
	return errors.Is(err, ipv4.ErrNotImplemented)
}