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5d997795f7
Go policy has been single space after periods in comments for some time. The copyright header template at: https://golang.org/doc/contribute.html#copyright also uses a single space. Make them all consistent. This CL was generated with: perl -i -npe 's,^(// Copyright [0-9]+ The Go Authors\.) (All rights reserved\.)$,$1 $2,' $(git grep -l -E '^// Copyright [0-9]+ The Go Authors\. All rights reserved\.$') Follows https://golang.org/cl/20111. Change-Id: I66671dddf821f5dc027bc254e0196b3e3a2bdf3b Reviewed-on: https://go-review.googlesource.com/32878 Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
24 lines
553 B
Go
24 lines
553 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 icmp
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import (
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"net"
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"golang.org/x/net/internal/iana"
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)
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const ipv6PseudoHeaderLen = 2*net.IPv6len + 8
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// IPv6PseudoHeader returns an IPv6 pseudo header for checksum
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// calculation.
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func IPv6PseudoHeader(src, dst net.IP) []byte {
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b := make([]byte, ipv6PseudoHeaderLen)
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copy(b, src.To16())
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copy(b[net.IPv6len:], dst.To16())
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b[len(b)-1] = byte(iana.ProtocolIPv6ICMP)
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return b
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}
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