gecko/toolkit/devtools/debugger/server/dbg-server.jsm
2012-10-31 16:35:11 +08:00

44 lines
1.4 KiB
JavaScript

/* -*- Mode: javascript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
/* 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/. */
"use strict";
/**
* Loads the remote debugging protocol code into a sandbox, in order to
* shield it from the debuggee. This way, when debugging chrome globals,
* debugger and debuggee will be in separate compartments.
*/
const Ci = Components.interfaces;
const Cc = Components.classes;
const Cu = Components.utils;
var EXPORTED_SYMBOLS = ["DebuggerServer"];
function loadSubScript(aURL)
{
try {
let loader = Cc["@mozilla.org/moz/jssubscript-loader;1"]
.getService(Ci.mozIJSSubScriptLoader);
loader.loadSubScript(aURL, this);
} catch(e) {
dump("Error loading: " + aURL + ": " + e + " - " + e.stack + "\n");
throw e;
}
}
Cu.import("resource://gre/modules/devtools/dbg-client.jsm");
// Load the debugging server in a sandbox with its own compartment.
var systemPrincipal = Cc["@mozilla.org/systemprincipal;1"]
.createInstance(Ci.nsIPrincipal);
var gGlobal = Cu.Sandbox(systemPrincipal);
gGlobal.importFunction(loadSubScript);
gGlobal.loadSubScript("chrome://global/content/devtools/dbg-server.js");
var DebuggerServer = gGlobal.DebuggerServer;