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cdfc4ce106
Package ipv6 implements IP-level socket options for the Internet Protocol version 6. It also provides datagram based network I/O methods specific to the IPv6 and higher layer protocols. Fixes golang/go#5538. R=dave CC=golang-dev https://golang.org/cl/9843044
33 lines
640 B
Go
33 lines
640 B
Go
// Copyright 2013 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 ipv6
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import (
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"sync"
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"testing"
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)
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func TestControlFlags(t *testing.T) {
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tf := FlagInterface | FlagPathMTU
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opt := rawOpt{cflags: tf | FlagHopLimit}
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type ffn func(ControlFlags)
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var wg sync.WaitGroup
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for _, fn := range []ffn{opt.set, opt.clear, opt.clear} {
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wg.Add(1)
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go func(fn ffn) {
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defer wg.Done()
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opt.Lock()
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defer opt.Unlock()
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fn(tf)
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}(fn)
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}
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wg.Wait()
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if opt.isset(tf) {
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t.Fatalf("got %#x; expected %#x", opt.cflags, FlagHopLimit)
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}
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}
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