1/* Copyright 2021 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15#ifndef TENSORFLOW_CC_SAVED_MODEL_UTIL_H_
16#define TENSORFLOW_CC_SAVED_MODEL_UTIL_H_
17
18#include <string>
19
20#include "tensorflow/core/platform/status.h"
21#include "tensorflow/core/protobuf/saved_model.pb.h"
22
23namespace tensorflow {
24namespace saved_model {
25
26// Utility functions for SavedModel reading and writing.
27
28// Returns "WriteVersion" ("1" or "2") of the SavedModel protobuf. If the
29// protobuf has exactly one MetaGraphDef, which contains a SavedObjectGraph, it
30// is version 2. Else, the protobuf is version 1.
31//
32// NOTE: The "WriteVersion" does *not* equal the major version of TF.
33std::string GetWriteVersion(const SavedModel& saved_model);
34
35} // namespace saved_model
36} // namespace tensorflow
37
38#endif // TENSORFLOW_CC_SAVED_MODEL_UTIL_H_
39