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-rw-r--r--ipc/mscom/ProcessRuntime.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/ipc/mscom/ProcessRuntime.h b/ipc/mscom/ProcessRuntime.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_mscom_ProcessRuntime_h
+#define mozilla_mscom_ProcessRuntime_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/mscom/ApartmentRegion.h"
+#include "nsWindowsHelpers.h"
+#if defined(MOZILLA_INTERNAL_API)
+# include "nsXULAppAPI.h"
+#endif // defined(MOZILLA_INTERNAL_API)
+
+namespace mozilla {
+namespace mscom {
+
+class MOZ_NON_TEMPORARY_CLASS ProcessRuntime final {
+#if !defined(MOZILLA_INTERNAL_API)
+ public:
+#endif // defined(MOZILLA_INTERNAL_API)
+ enum class ProcessCategory {
+ GeckoBrowserParent,
+ // We give Launcher its own process category, but internally to this class
+ // it should be treated identically to GeckoBrowserParent.
+ Launcher = GeckoBrowserParent,
+ GeckoChild,
+ Service,
+ };
+
+ // This constructor is only public when compiled outside of XUL
+ explicit ProcessRuntime(const ProcessCategory aProcessCategory);
+
+ public:
+#if defined(MOZILLA_INTERNAL_API)
+ ProcessRuntime();
+ ~ProcessRuntime();
+#else
+ ~ProcessRuntime() = default;
+#endif // defined(MOZILLA_INTERNAL_API)
+
+ explicit operator bool() const { return SUCCEEDED(mInitResult); }
+ HRESULT GetHResult() const { return mInitResult; }
+
+ ProcessRuntime(const ProcessRuntime&) = delete;
+ ProcessRuntime(ProcessRuntime&&) = delete;
+ ProcessRuntime& operator=(const ProcessRuntime&) = delete;
+ ProcessRuntime& operator=(ProcessRuntime&&) = delete;
+
+ /**
+ * @return 0 if call is in-process or resolving the calling thread failed,
+ * otherwise contains the thread id of the calling thread.
+ */
+ static DWORD GetClientThreadId();
+
+ private:
+#if defined(MOZILLA_INTERNAL_API)
+ explicit ProcessRuntime(const GeckoProcessType aProcessType);
+# if defined(MOZ_SANDBOX)
+ void InitUsingPersistentMTAThread(const nsAutoHandle& aCurThreadToken);
+# endif // defined(MOZ_SANDBOX)
+#endif // defined(MOZILLA_INTERNAL_API)
+ void InitInsideApartment();
+
+#if defined(MOZILLA_INTERNAL_API)
+ static void PostInit();
+#endif // defined(MOZILLA_INTERNAL_API)
+ static HRESULT InitializeSecurity(const ProcessCategory aProcessCategory);
+ static COINIT GetDesiredApartmentType(const ProcessCategory aProcessCategory);
+
+ private:
+ HRESULT mInitResult;
+ const ProcessCategory mProcessCategory;
+ ApartmentRegion mAptRegion;
+
+ private:
+#if defined(MOZILLA_INTERNAL_API)
+ static ProcessRuntime* sInstance;
+#endif // defined(MOZILLA_INTERNAL_API)
+};
+
+} // namespace mscom
+} // namespace mozilla
+
+#endif // mozilla_mscom_ProcessRuntime_h