text: /*
   * Copyright 2019 Google
   *
   * 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 FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_NANOPB_NANOPB_UTIL_H_
  #define FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_NANOPB_NANOPB_UTIL_H_
  
  #include <pb.h>
  
  #include "Firestore/core/src/firebase/firestore/util/hard_assert.h"
  
  namespace firebase {
  namespace firestore {
  namespace nanopb {
  
  /**
   * Static casts the given size_t value down to a nanopb compatible size, after
   * asserting that the value isn't out of range.
   */
  inline pb_size_t CheckedSize(size_t size) {
    HARD_ASSERT(size <= PB_SIZE_MAX,
                "Size exceeds nanopb limits. Too many entries.");
    return static_cast<pb_size_t>(size);
  }
  
  }  // namespace nanopb
  }  // namespace firestore
  }  // namespace firebase
  
  #endif  // FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_NANOPB_NANOPB_UTIL_H_
  