text: /* Copyright 2020 The TensorFlow Authors. All Rights Reserved.
  
  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.
  ==============================================================================*/
  
  #ifndef TENSORFLOW_C_EXPERIMENTAL_SAVED_MODEL_PUBLIC_CONCRETE_FUNCTION_H_
  #define TENSORFLOW_C_EXPERIMENTAL_SAVED_MODEL_PUBLIC_CONCRETE_FUNCTION_H_
  
  #include "tensorflow/c/c_api_macros.h"
  #include "tensorflow/c/eager/c_api_internal.h"
  #include "tensorflow/c/eager/c_api_unified_experimental.h"
  #include "tensorflow/c/experimental/saved_model/public/function_metadata.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif  // __cplusplus
  
  // An opaque type that corresponds to a Function loaded from a SavedModel.
  // TODO(bmzhao): Work together w/srbs@ to make sure this composes w/the
  // C++ Unified Eager/Graph API's AbstractFunction
  typedef struct TF_ConcreteFunction TF_ConcreteFunction;
  
  // Returns FunctionMetadata associated with `func`. Metadata's lifetime is
  // bound to `func`, which is bound to the TF_SavedModel it was loaded from.
  TF_CAPI_EXPORT extern TF_FunctionMetadata* TF_ConcreteFunctionGetMetadata(
      TF_ConcreteFunction* func);
  
  // Returns a list of TensorHandles implicitly captured by this function.
  TF_CAPI_EXPORT extern TF_OutputList* TF_ConcreteFunctionGetCaptures(
      TF_ConcreteFunction* func);
  
  // Returns a TFE_Op suitable for executing this function.
  TF_CAPI_EXPORT extern TFE_Op* TF_ConcreteFunctionGetCallOp(
      TF_ConcreteFunction* func);
  
  #ifdef __cplusplus
  }  // end extern "C"
  #endif  // __cplusplus
  
  #endif  // TENSORFLOW_C_EXPERIMENTAL_SAVED_MODEL_PUBLIC_CONCRETE_FUNCTION_H_
  