Add transport to GN build

BUILD.gn

@@ -23,6 +23,7 @@ group("all") {
  "src/lib/support",
  "src/lwip:all",
  "src/system",
+ "src/transport",
  "third_party/mbedtls",
  "third_party/nlassert",
  "third_party/nlfaultinjection",

src/transport/BUILD.gn

@@ -0,0 +1,37 @@
+# Copyright (c) 2020 Project CHIP Authors
+#
+# 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.
+
+source_set("transport") {
+ sources = [
+ "Base.h",
+ "MessageHeader.cpp",
+ "MessageHeader.h",
+ "PeerAddress.h",
+ "PeerConnectionState.h",
+ "PeerConnections.h",
+ "SecureSession.cpp",
+ "SecureSession.h",
+ "SecureSessionMgr.cpp",
+ "SecureSessionMgr.h",
+ "UDP.cpp",
+ "UDP.h",
+ ]
+
+ public_deps = [
+ "//src/crypto",
+ "//src/inet",
+ "//src/lib/core",
+ "//src/lib/support",
+ ]
+}