rust/test/cpp/interop/interop_test.proto

// Protocol Buffers - Google's data interchange format
// Copyright 2026 Google LLC
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd

edition = "2023";

package rust_cpp_interop_test;

message InteropTestMessage {
  int64 i64 = 1;
  bytes bytes = 2;
  bool b = 3;
  int32 default_int32 = 4 [default = 41];

  extensions 100 to max;
}

extend InteropTestMessage {
  bytes bytes_extension = 100;
}