1 files changed, 41 insertions, 0 deletions
diff --git a/src/core/tsi/alts/handshaker/proto/altscontext.proto b/src/core/tsi/alts/handshaker/proto/altscontext.proto
new file mode 100644
index 0000000000..d195b37e08
--- /dev/null
+++ b/src/core/tsi/alts/handshaker/proto/altscontext.proto
@@ -0,0 +1,41 @@
+// Copyright 2018 gRPC 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.
+
+syntax = "proto3";
+
+import "transport_security_common.proto";
+
+package grpc.gcp;
+
+option java_package = "io.grpc.alts";
+
+message AltsContext {
+  // The application protocol negotiated for this connection.
+  string application_protocol = 1;
+
+  // The record protocol negotiated for this connection.
+  string record_protocol = 2;
+
+  // The security level of the created secure channel.
+  SecurityLevel security_level = 3;
+
+  // The peer service account.
+  string peer_service_account = 4;
+
+  // The local service account.
+  string local_service_account = 5;
+
+  // The RPC protocol versions supported by the peer.
+  RpcProtocolVersions peer_rpc_versions = 6;
+}