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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
commit2aa4a82499d4becd2284cdb482213d541b8804dd (patch)
treeb80bf8bf13c3766139fbacc530efd0dd9d54394c /dom/plugins/ipc/FunctionBrokerChild.h
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/plugins/ipc/FunctionBrokerChild.h')
-rw-r--r--dom/plugins/ipc/FunctionBrokerChild.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/dom/plugins/ipc/FunctionBrokerChild.h b/dom/plugins/ipc/FunctionBrokerChild.h
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: sw=2 ts=4 et :
+ * 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/. */
+
+#ifndef mozilla_plugins_functionbrokerchild_h
+#define mozilla_plugins_functionbrokerchild_h
+
+#include "mozilla/plugins/PFunctionBrokerChild.h"
+
+namespace mozilla {
+namespace plugins {
+
+class FunctionBrokerThread;
+
+/**
+ * Dispatches brokered methods to the Parent process to allow functionality
+ * that is otherwise blocked by the sandbox.
+ */
+class FunctionBrokerChild : public PFunctionBrokerChild {
+ public:
+ static bool Initialize(Endpoint<PFunctionBrokerChild>&& aBrokerEndpoint);
+ static FunctionBrokerChild* GetInstance();
+ static void Destroy();
+
+ bool IsDispatchThread();
+ void PostToDispatchThread(already_AddRefed<nsIRunnable>&& runnable);
+
+ void ActorDestroy(ActorDestroyReason aWhy) override;
+
+ private:
+ explicit FunctionBrokerChild(FunctionBrokerThread* aThread,
+ Endpoint<PFunctionBrokerChild>&& aEndpoint);
+ void ShutdownOnDispatchThread();
+ void Bind(Endpoint<PFunctionBrokerChild>&& aEndpoint);
+
+ UniquePtr<FunctionBrokerThread> mThread;
+
+ // True if tasks on the FunctionBrokerThread have completed
+ bool mShutdownDone;
+ // This monitor guards mShutdownDone.
+ Monitor mMonitor;
+
+ static FunctionBrokerChild* sInstance;
+};
+
+} // namespace plugins
+} // namespace mozilla
+
+#endif // mozilla_plugins_functionbrokerchild_h