typed_data_utils.h

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// Copyright (c) 2018, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
 
#ifndef RUNTIME_BIN_TYPED_DATA_UTILS_H_
#define RUNTIME_BIN_TYPED_DATA_UTILS_H_
 
#include "include/dart_api.h"
#include "platform/globals.h"
 
namespace dart {
namespace bin {
 
class TypedDataScope {
 public:
  explicit TypedDataScope(Dart_Handle data);
  ~TypedDataScope() { Release(); }
 
  void Release();
 
  const char* GetCString() const {
    return reinterpret_cast<const char*>(data_);
  }
 
  const char* GetScopedCString() const;
 
  void* data() const { return data_; }
  intptr_t length() const { return length_; }
  intptr_t size_in_bytes() const;
  Dart_TypedData_Type type() const { return type_; }
 
 private:
  Dart_Handle data_handle_;
  void* data_;
  intptr_t length_;
  Dart_TypedData_Type type_;
 
  DISALLOW_ALLOCATION();
  DISALLOW_IMPLICIT_CONSTRUCTORS(TypedDataScope);
};
 
}  // namespace bin
}  // namespace dart
 
#endif  // RUNTIME_BIN_TYPED_DATA_UTILS_H_