diff options
Diffstat (limited to 'vendor/github.com/google/gopacket/layers/ipsec.go')
-rw-r--r-- | vendor/github.com/google/gopacket/layers/ipsec.go | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/vendor/github.com/google/gopacket/layers/ipsec.go b/vendor/github.com/google/gopacket/layers/ipsec.go deleted file mode 100644 index 19163fa..0000000 --- a/vendor/github.com/google/gopacket/layers/ipsec.go +++ /dev/null @@ -1,68 +0,0 @@ -// Copyright 2012 Google, Inc. All rights reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the LICENSE file in the root of the source -// tree. - -package layers - -import ( - "encoding/binary" - "github.com/google/gopacket" -) - -// IPSecAH is the authentication header for IPv4/6 defined in -// http://tools.ietf.org/html/rfc2402 -type IPSecAH struct { - // While the auth header can be used for both IPv4 and v6, its format is that of - // an IPv6 extension (NextHeader, PayloadLength, etc...), so we use ipv6ExtensionBase - // to build it. - ipv6ExtensionBase - Reserved uint16 - SPI, Seq uint32 - AuthenticationData []byte -} - -// LayerType returns LayerTypeIPSecAH. -func (i *IPSecAH) LayerType() gopacket.LayerType { return LayerTypeIPSecAH } - -func decodeIPSecAH(data []byte, p gopacket.PacketBuilder) error { - i := &IPSecAH{ - ipv6ExtensionBase: ipv6ExtensionBase{ - NextHeader: IPProtocol(data[0]), - HeaderLength: data[1], - }, - Reserved: binary.BigEndian.Uint16(data[2:4]), - SPI: binary.BigEndian.Uint32(data[4:8]), - Seq: binary.BigEndian.Uint32(data[8:12]), - } - i.ActualLength = (int(i.HeaderLength) + 2) * 4 - i.AuthenticationData = data[12:i.ActualLength] - i.Contents = data[:i.ActualLength] - i.Payload = data[i.ActualLength:] - p.AddLayer(i) - return p.NextDecoder(i.NextHeader) -} - -// IPSecESP is the encapsulating security payload defined in -// http://tools.ietf.org/html/rfc2406 -type IPSecESP struct { - BaseLayer - SPI, Seq uint32 - // Encrypted contains the encrypted set of bytes sent in an ESP - Encrypted []byte -} - -// LayerType returns LayerTypeIPSecESP. -func (i *IPSecESP) LayerType() gopacket.LayerType { return LayerTypeIPSecESP } - -func decodeIPSecESP(data []byte, p gopacket.PacketBuilder) error { - i := &IPSecESP{ - BaseLayer: BaseLayer{data, nil}, - SPI: binary.BigEndian.Uint32(data[:4]), - Seq: binary.BigEndian.Uint32(data[4:8]), - Encrypted: data[8:], - } - p.AddLayer(i) - return nil -} |