зеркало из https://github.com/mozilla/gecko-dev.git
70 строки
2.0 KiB
C++
70 строки
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=8 et :
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "AppProcessPermissions.h"
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#include "ContentParent.h"
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#include "mozIApplication.h"
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#include "mozilla/hal_sandbox/PHalParent.h"
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#include "nsIDOMApplicationRegistry.h"
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#include "TabParent.h"
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using namespace mozilla::dom;
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using namespace mozilla::hal_sandbox;
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using namespace mozilla::services;
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namespace mozilla {
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bool
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AssertAppProcessPermission(PBrowserParent* aActor, const char* aPermission)
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{
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if (!aActor) {
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NS_WARNING("Testing permissions for null actor");
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return false;
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}
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TabParent* tab = static_cast<TabParent*>(aActor);
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nsCOMPtr<mozIApplication> app = tab->GetOwnOrContainingApp();
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bool hasPermission = false;
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// isBrowser frames inherit their app descriptor to identify their
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// data storage, but they don't inherit the permissions associated
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// with that descriptor.
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if (app && !tab->IsBrowserElement()) {
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if (!NS_SUCCEEDED(app->HasPermission(aPermission, &hasPermission))) {
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hasPermission = false;
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}
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}
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if (!hasPermission) {
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printf_stderr("Security problem: Content process does not have `%s' permission. It will be killed.\n", aPermission);
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ContentParent* process = static_cast<ContentParent*>(aActor->Manager());
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process->KillHard();
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}
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return hasPermission;
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}
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bool
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AssertAppProcessPermission(PContentParent* aActor, const char* aPermission)
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{
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const InfallibleTArray<PBrowserParent*>& browsers =
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aActor->ManagedPBrowserParent();
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for (uint32_t i = 0; i < browsers.Length(); ++i) {
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if (AssertAppProcessPermission(browsers[i], aPermission)) {
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return true;
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}
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}
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return false;
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}
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bool
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AssertAppProcessPermission(PHalParent* aActor, const char* aPermission)
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{
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return AssertAppProcessPermission(aActor->Manager(), aPermission);
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}
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} // namespace mozilla
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