Switch netstack licenses to Apache 2.0.

Fixes #27

PiperOrigin-RevId: 203825288
Change-Id: Ie9f3a2b2c1e296b026b024f75c07da1a7e118633

4 files changed, 40 insertions, 10 deletions

diff --git a/pkg/tcpip/transport/ping/BUILD b/pkg/tcpip/transport/ping/BUILD
index c2ae9aea4..1febbf7f5 100644
--- a/pkg/tcpip/transport/ping/BUILD
+++ b/pkg/tcpip/transport/ping/BUILD
@@ -1,4 +1,4 @@
-package(licenses = ["notice"])  # BSD
+package(licenses = ["notice"])  # Apache 2.0
 
 load("@io_bazel_rules_go//go:def.bzl", "go_library")
 load("//tools/go_generics:defs.bzl", "go_template_instance")
diff --git a/pkg/tcpip/transport/ping/endpoint.go b/pkg/tcpip/transport/ping/endpoint.go
index 2b80881bb..78e540727 100644
--- a/pkg/tcpip/transport/ping/endpoint.go
+++ b/pkg/tcpip/transport/ping/endpoint.go
@@ -1,6 +1,16 @@
-// Copyright 2016 The Netstack Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
+// Copyright 2018 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 package ping
 
diff --git a/pkg/tcpip/transport/ping/endpoint_state.go b/pkg/tcpip/transport/ping/endpoint_state.go
index 29fde2585..a16087304 100644
--- a/pkg/tcpip/transport/ping/endpoint_state.go
+++ b/pkg/tcpip/transport/ping/endpoint_state.go
@@ -1,6 +1,16 @@
-// Copyright 2016 The Netstack Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
+// Copyright 2018 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 package ping
 
diff --git a/pkg/tcpip/transport/ping/protocol.go b/pkg/tcpip/transport/ping/protocol.go
index 1459b4d60..fb378286c 100644
--- a/pkg/tcpip/transport/ping/protocol.go
+++ b/pkg/tcpip/transport/ping/protocol.go
@@ -1,6 +1,16 @@
-// Copyright 2016 The Netstack Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
+// Copyright 2018 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 // Package ping contains the implementation of the ICMP and IPv6-ICMP transport
 // protocols for use in ping. To use it in the networking stack, this package