diff options
Diffstat (limited to 'vendor/github.com/miekg/dns/vendor/golang.org/x/net/icmp/ipv6.go')
-rw-r--r-- | vendor/github.com/miekg/dns/vendor/golang.org/x/net/icmp/ipv6.go | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/vendor/github.com/miekg/dns/vendor/golang.org/x/net/icmp/ipv6.go b/vendor/github.com/miekg/dns/vendor/golang.org/x/net/icmp/ipv6.go new file mode 100644 index 000000000..2e8cfeb13 --- /dev/null +++ b/vendor/github.com/miekg/dns/vendor/golang.org/x/net/icmp/ipv6.go @@ -0,0 +1,23 @@ +// Copyright 2013 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 icmp + +import ( + "net" + + "golang.org/x/net/internal/iana" +) + +const ipv6PseudoHeaderLen = 2*net.IPv6len + 8 + +// IPv6PseudoHeader returns an IPv6 pseudo header for checksum +// calculation. +func IPv6PseudoHeader(src, dst net.IP) []byte { + b := make([]byte, ipv6PseudoHeaderLen) + copy(b, src.To16()) + copy(b[net.IPv6len:], dst.To16()) + b[len(b)-1] = byte(iana.ProtocolIPv6ICMP) + return b +} |