dart_library_natives.h

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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#ifndef LIB_TONIC_DART_LIBRARY_NATIVES_H_
#define LIB_TONIC_DART_LIBRARY_NATIVES_H_
 
#include <initializer_list>
#include <string>
#include <unordered_map>
 
#include "third_party/dart/runtime/include/dart_api.h"
#include "tonic/common/macros.h"
 
namespace tonic {
 
class DartLibraryNatives {
 public:
  DartLibraryNatives();
  ~DartLibraryNatives();
 
  struct Entry {
    const char* symbol;
    Dart_NativeFunction native_function;
    int argument_count;
    bool auto_setup_scope;
  };
 
  void Register(std::initializer_list<Entry> entries);
 
  Dart_NativeFunction GetNativeFunction(Dart_Handle name,
                                        int argument_count,
                                        bool* auto_setup_scope);
  const uint8_t* GetSymbol(Dart_NativeFunction native_function);
 
 private:
  std::unordered_map<std::string, Entry> entries_;
  std::unordered_map<Dart_NativeFunction, const char*> symbols_;
 
  TONIC_DISALLOW_COPY_AND_ASSIGN(DartLibraryNatives);
};
 
}  // namespace tonic
 
#endif  // LIB_TONIC_DART_LIBRARY_NATIVES_H_