File: StructuredCloneHolder.webidl

package info (click to toggle)
firefox 144.0-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 4,637,504 kB
  • sloc: cpp: 7,576,692; javascript: 6,430,831; ansic: 3,748,119; python: 1,398,978; xml: 628,810; asm: 438,679; java: 186,194; sh: 63,212; makefile: 19,159; objc: 13,086; perl: 12,986; yacc: 4,583; cs: 3,846; pascal: 3,448; lex: 1,720; ruby: 1,003; exp: 762; php: 436; lisp: 258; awk: 247; sql: 66; sed: 53; csh: 10
file content (46 lines) | stat: -rw-r--r-- 1,857 bytes parent folder | download | duplicates (12)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/.
 */

/**
 * A holder for structured-clonable data which can itself be cloned with
 * little overhead, and deserialized into an arbitrary global.
 */
[ChromeOnly, Exposed=*]
interface StructuredCloneHolder {
  /**
   * Serializes the given value to an opaque structured clone blob, and
   * returns the result.
   *
   * The serialization happens in the compartment of the given global or, if no
   * global is provided, the compartment of the data value.
   *
   * The name argument is added to the path of the object in
   * memory reports, to make it easier to determine the source of leaks. In
   * anonymized memory reports, the anonymized name is used instead. If
   * anonymizedName is null, name is used in anonymized reports as well.
   * Anonymized names should not contain any potentially private information,
   * such as web URLs or user-provided data.
   */
  [Throws]
  constructor(UTF8String name, UTF8String? anonymizedName,
              any data, optional object? global = null);

  /**
   * Returns the size of serialized data in bytes. Note that this is smaller
   * than the actual size of the object in memory, because of buffer sizes etc.
   */
  readonly attribute unsigned long long dataSize;

  /**
   * Deserializes the structured clone data in the scope of the given global,
   * and returns the result.
   *
   * If `keepData` is true, the structured clone data is preserved, and can be
   * deserialized repeatedly. Otherwise, it is immediately discarded.
   */
  [Throws]
  any deserialize(object global, optional boolean keepData = false);
};