chromium/src/third_party/blink/public/mojom/disk_allocator.mojom

// 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.

module blink.mojom;

import "mojo/public/mojom/base/file.mojom";

// The interface to provide a temporary file the renderer can read/write from/to.
interface DiskAllocator {

  // Provides a writable |file| to the renderer from the browser process.
  //
  // The renderer-side implementation is DiskDataAllocator, and this must be
  // called at most once per renderer, from RenderProcessHostImpl when a new
  // renderer starts.
  //
  // The file must be deleted when closing (using DELETE_ON_CLOSE), and
  // exclusively owned by the renderer. It may be invalid.
  ProvideTemporaryFile(mojo_base.mojom.File file);
};