chromium/third_party/blink/renderer/modules/native_io/native_io_file_sync.idl


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// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://github.com/fivedots/nativeio-explainer

[
  Exposed=DedicatedWorker,
  RuntimeEnabled=StorageFoundationAPI,
  SecureContext
] interface NativeIOFileSync {
  void close();

  [
    RaisesException
  ] unsigned long long getLength();

  [
    RaisesException
  ] void setLength(unsigned long long length);

  [
    RaisesException, MeasureAs=StorageFoundationReadSync
  ] unsigned long long read([AllowShared] ArrayBufferView buffer,
                            unsigned long long file_offset);
  [
    RaisesException, MeasureAs=StorageFoundationWriteSync
  ] unsigned long long write([AllowShared] ArrayBufferView buffer,
                             unsigned long long file_offset);
  [
    RaisesException, MeasureAs=StorageFoundationFlushSync
  ] void flush();
};