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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 /ipc/glue/BrowserProcessSubThread.h
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 'ipc/glue/BrowserProcessSubThread.h')
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1 files changed, 66 insertions, 0 deletions
diff --git a/ipc/glue/BrowserProcessSubThread.h b/ipc/glue/BrowserProcessSubThread.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=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/. */
+
+#ifndef mozilla_ipc_BrowserProcessSubThread_h
+#define mozilla_ipc_BrowserProcessSubThread_h
+
+#include "base/thread.h"
+#include "mozilla/StaticMutex.h"
+
+#include "nsDebug.h"
+
+namespace mozilla {
+namespace ipc {
+
+// Copied from browser_process_impl.cc, modified slightly.
+class BrowserProcessSubThread : public base::Thread {
+ public:
+ // An enumeration of the well-known threads.
+ enum ID {
+ IO,
+
+ // This identifier does not represent a thread. Instead it counts
+ // the number of well-known threads. Insert new well-known
+ // threads before this identifier.
+ ID_COUNT
+ };
+
+ explicit BrowserProcessSubThread(ID aId);
+ ~BrowserProcessSubThread();
+
+ static MessageLoop* GetMessageLoop(ID identifier);
+
+ protected:
+ virtual void Init() override;
+ virtual void CleanUp() override;
+
+ private:
+ // The identifier of this thread. Only one thread can exist with a given
+ // identifier at a given time.
+ ID mIdentifier;
+
+ // This lock protects |browser_threads_|. Do not read or modify that array
+ // without holding this lock. Do not block while holding this lock.
+
+ static StaticMutex sLock;
+
+ // An array of the ChromeThread objects. This array is protected by |lock_|.
+ // The threads are not owned by this array. Typically, the threads are owned
+ // on the UI thread by the g_browser_process object. ChromeThreads remove
+ // themselves from this array upon destruction.
+ static BrowserProcessSubThread* sBrowserThreads[ID_COUNT] MOZ_GUARDED_BY(
+ sLock);
+};
+
+inline void AssertIOThread() {
+ NS_ASSERTION(MessageLoop::TYPE_IO == MessageLoop::current()->type(),
+ "should be on the IO thread!");
+}
+
+} // namespace ipc
+} // namespace mozilla
+
+#endif // mozilla_ipc_BrowserProcessSubThread_h