First Commit of Voltha-Go-Controller from Radisys
Change-Id: I8e2e908e7ab09a4fe3d86849da18b6d69dcf4ab0
diff --git a/vendor/github.com/google/gopacket/layers/fuzz_layer.go b/vendor/github.com/google/gopacket/layers/fuzz_layer.go
new file mode 100644
index 0000000..606e45d
--- /dev/null
+++ b/vendor/github.com/google/gopacket/layers/fuzz_layer.go
@@ -0,0 +1,39 @@
+// Copyright 2019 The GoPacket Authors. 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"
+)
+
+// FuzzLayer is a fuzz target for the layers package of gopacket
+// A fuzz target is a function processing a binary blob (byte slice)
+// The process here is to interpret this data as a packet, and print the layers contents.
+// The decoding options and the starting layer are encoded in the first bytes.
+// The function returns 1 if this is a valid packet (no error layer)
+func FuzzLayer(data []byte) int {
+ if len(data) < 3 {
+ return 0
+ }
+ // use the first two bytes to choose the top level layer
+ startLayer := binary.BigEndian.Uint16(data[:2])
+ var fuzzOpts = gopacket.DecodeOptions{
+ Lazy: data[2]&0x1 != 0,
+ NoCopy: data[2]&0x2 != 0,
+ SkipDecodeRecovery: data[2]&0x4 != 0,
+ DecodeStreamsAsDatagrams: data[2]&0x8 != 0,
+ }
+ p := gopacket.NewPacket(data[3:], gopacket.LayerType(startLayer), fuzzOpts)
+ for _, l := range p.Layers() {
+ gopacket.LayerString(l)
+ }
+ if p.ErrorLayer() != nil {
+ return 0
+ }
+ return 1
+}