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auto merge of #4678 : Ms2ger/servo/doc-clone, r=jdm

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bors-servo 2015-01-20 07:21:48 -07:00
commit 89645391bf
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10
components/script/dom/bindings/structuredclone.rs
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@ -2,6 +2,11 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this * 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/. */ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
//! This module implements structured cloning, as defined by [HTML]
//! (https://html.spec.whatwg.org/multipage/#safe-passing-of-structured-data).
#![deny(missing_docs)]
use dom::bindings::error::Fallible; use dom::bindings::error::Fallible;
use dom::bindings::error::Error::DataClone; use dom::bindings::error::Error::DataClone;
use dom::bindings::global::GlobalRef; use dom::bindings::global::GlobalRef;
@ -15,12 +20,14 @@ use js::jsval::{JSVal, UndefinedValue};
use libc::size_t; use libc::size_t;
use std::ptr; use std::ptr;
/// A buffer for a structured clone.
pub struct StructuredCloneData { pub struct StructuredCloneData {
data: *mut u64, data: *mut u64,
nbytes: size_t, nbytes: size_t,
} }
impl StructuredCloneData { impl StructuredCloneData {
/// Writes a structured clone. Returns a `DataClone` error if that fails.
pub fn write(cx: *mut JSContext, message: JSVal) pub fn write(cx: *mut JSContext, message: JSVal)
-> Fallible<StructuredCloneData> { -> Fallible<StructuredCloneData> {
let mut data = ptr::null_mut(); let mut data = ptr::null_mut();
@ -39,6 +46,9 @@ impl StructuredCloneData {
}) })
} }
/// Reads a structured clone.
///
/// Panics if `JS_ReadStructuredClone` fails.
pub fn read(self, global: GlobalRef) -> JSVal { pub fn read(self, global: GlobalRef) -> JSVal {
let mut message = UndefinedValue(); let mut message = UndefinedValue();
unsafe { unsafe {