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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/ipc/PTabContext.ipdlh
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/ipc/PTabContext.ipdlh')
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+/* -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 8 -*- */
+/* vim: set sw=4 ts=8 et tw=80 ft=cpp : */
+/* 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/. */
+
+include "mozilla/dom/TabMessageUtils.h";
+
+include protocol PBrowser;
+
+using mozilla::OriginAttributes from "mozilla/ipc/BackgroundUtils.h";
+
+namespace mozilla {
+namespace dom {
+
+// An IPCTabContext which corresponds to a PBrowser opened by a child when it
+// receives window.open().
+struct PopupIPCTabContext
+{
+ PBrowser opener;
+ uint64_t chromeOuterWindowID;
+};
+
+// An IPCTabContext which corresponds to an app, browser, or normal frame.
+struct FrameIPCTabContext
+{
+ uint64_t chromeOuterWindowID;
+
+ // Maximum number of touch points on the screen.
+ uint32_t maxTouchPoints;
+};
+
+struct JSPluginFrameIPCTabContext
+{
+ uint32_t jsPluginId;
+};
+
+// IPCTabContext is an analog to mozilla::dom::TabContext. Both specify an
+// iframe/PBrowser's own and containing app-ids and tell you whether the
+// iframe/PBrowser is a browser frame. But only IPCTabContext is allowed to
+// travel over IPC.
+//
+// We need IPCTabContext (specifically, PopupIPCTabContext) to prevent a
+// privilege escalation attack by a compromised child process.
+union IPCTabContext
+{
+ PopupIPCTabContext;
+ FrameIPCTabContext;
+ JSPluginFrameIPCTabContext;
+};
+
+}
+}