diff options
author | Ondrej Fabry <ofabry@cisco.com> | 2019-08-02 15:07:53 +0200 |
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committer | Ondrej Fabry <ofabry@cisco.com> | 2019-08-02 15:07:53 +0200 |
commit | ca6003af1a7e1adb7d45879c2d5038bc05c2bb1a (patch) | |
tree | 97a3620b0fc5c7a0ee032fe7d12d37b6303cfb01 /vendor/github.com/google/gopacket/layers/pflog.go | |
parent | 639870b5083a1e66f4584ec7a5f30492fcdb7168 (diff) |
Migrate to modules, refactor Makefile and use Travis for CI
- migrate to Go modules and remove vendor
- refactor Makefile
- add version package and store version
- split extras from the rest
- use travis for CI
Change-Id: I81b35220653b0f7c9a0fcdd4c527d691ec1e96c1
Signed-off-by: Ondrej Fabry <ofabry@cisco.com>
Diffstat (limited to 'vendor/github.com/google/gopacket/layers/pflog.go')
-rw-r--r-- | vendor/github.com/google/gopacket/layers/pflog.go | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/vendor/github.com/google/gopacket/layers/pflog.go b/vendor/github.com/google/gopacket/layers/pflog.go deleted file mode 100644 index 853882f..0000000 --- a/vendor/github.com/google/gopacket/layers/pflog.go +++ /dev/null @@ -1,76 +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" - "errors" - - "github.com/google/gopacket" -) - -type PFDirection uint8 - -const ( - PFDirectionInOut PFDirection = 0 - PFDirectionIn PFDirection = 1 - PFDirectionOut PFDirection = 2 -) - -// PFLog provides the layer for 'pf' packet-filter logging, as described at -// http://www.freebsd.org/cgi/man.cgi?query=pflog&sektion=4 -type PFLog struct { - BaseLayer - Length uint8 - Family ProtocolFamily - Action, Reason uint8 - IFName, Ruleset []byte - RuleNum, SubruleNum uint32 - UID uint32 - PID int32 - RuleUID uint32 - RulePID int32 - Direction PFDirection - // The remainder is padding -} - -func (pf *PFLog) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - pf.Length = data[0] - pf.Family = ProtocolFamily(data[1]) - pf.Action = data[2] - pf.Reason = data[3] - pf.IFName = data[4:20] - pf.Ruleset = data[20:36] - pf.RuleNum = binary.BigEndian.Uint32(data[36:40]) - pf.SubruleNum = binary.BigEndian.Uint32(data[40:44]) - pf.UID = binary.BigEndian.Uint32(data[44:48]) - pf.PID = int32(binary.BigEndian.Uint32(data[48:52])) - pf.RuleUID = binary.BigEndian.Uint32(data[52:56]) - pf.RulePID = int32(binary.BigEndian.Uint32(data[56:60])) - pf.Direction = PFDirection(data[60]) - if pf.Length%4 != 1 { - return errors.New("PFLog header length should be 3 less than multiple of 4") - } - actualLength := int(pf.Length) + 3 - pf.Contents = data[:actualLength] - pf.Payload = data[actualLength:] - return nil -} - -// LayerType returns layers.LayerTypePFLog -func (pf *PFLog) LayerType() gopacket.LayerType { return LayerTypePFLog } - -func (pf *PFLog) CanDecode() gopacket.LayerClass { return LayerTypePFLog } - -func (pf *PFLog) NextLayerType() gopacket.LayerType { - return pf.Family.LayerType() -} - -func decodePFLog(data []byte, p gopacket.PacketBuilder) error { - pf := &PFLog{} - return decodingLayerDecoder(pf, data, p) -} |