Bob Owen
4eef4ba2cb
This is the case for the vast majority of users due to having win32k lockdown. If that is disabled we don't run anything new in the content process that requires the STA any more. This means we can also remove the SingleNativeEventPump that was introduced to make sure windows internal messages kept getting processed, specifically for using native themes, which has been removed. Differential Revision: https://phabricator.services.mozilla.com/D288631
85 lines
2.5 KiB
C++
85 lines
2.5 KiB
C++
/* 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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_mscom_ProcessRuntime_h
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#define mozilla_mscom_ProcessRuntime_h
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#include "mozilla/Attributes.h"
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#include "mozilla/mscom/ApartmentRegion.h"
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#include "nsWindowsHelpers.h"
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#if defined(MOZILLA_INTERNAL_API)
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# include "nsXULAppAPI.h"
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#endif // defined(MOZILLA_INTERNAL_API)
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namespace mozilla {
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namespace mscom {
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class MOZ_NON_TEMPORARY_CLASS ProcessRuntime final {
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#if !defined(MOZILLA_INTERNAL_API)
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public:
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#endif // defined(MOZILLA_INTERNAL_API)
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enum class ProcessCategory {
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GeckoBrowserParent,
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// We give Launcher its own process category, but internally to this class
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// it should be treated identically to GeckoBrowserParent.
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Launcher = GeckoBrowserParent,
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GeckoChild,
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GeckoContent,
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Service,
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};
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// This constructor is only public when compiled outside of XUL
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explicit ProcessRuntime(const ProcessCategory aProcessCategory);
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public:
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#if defined(MOZILLA_INTERNAL_API)
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ProcessRuntime();
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~ProcessRuntime();
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#else
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~ProcessRuntime() = default;
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#endif // defined(MOZILLA_INTERNAL_API)
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explicit operator bool() const { return SUCCEEDED(mInitResult); }
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HRESULT GetHResult() const { return mInitResult; }
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ProcessRuntime(const ProcessRuntime&) = delete;
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ProcessRuntime(ProcessRuntime&&) = delete;
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ProcessRuntime& operator=(const ProcessRuntime&) = delete;
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ProcessRuntime& operator=(ProcessRuntime&&) = delete;
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/**
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* @return 0 if call is in-process or resolving the calling thread failed,
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* otherwise contains the thread id of the calling thread.
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*/
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static DWORD GetClientThreadId();
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private:
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#if defined(MOZILLA_INTERNAL_API)
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explicit ProcessRuntime(const GeckoProcessType aProcessType);
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void InitUsingPersistentMTAThread(bool aNeedsSandboxedInit);
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#endif // defined(MOZILLA_INTERNAL_API)
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void InitInsideApartment();
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#if defined(MOZILLA_INTERNAL_API)
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static void PostInit();
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#endif // defined(MOZILLA_INTERNAL_API)
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static HRESULT InitializeSecurity(const ProcessCategory aProcessCategory);
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static COINIT GetDesiredApartmentType(const ProcessCategory aProcessCategory);
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private:
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HRESULT mInitResult;
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const ProcessCategory mProcessCategory;
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ApartmentRegion mAptRegion;
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private:
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#if defined(MOZILLA_INTERNAL_API)
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static ProcessRuntime* sInstance;
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#endif // defined(MOZILLA_INTERNAL_API)
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};
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} // namespace mscom
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} // namespace mozilla
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#endif // mozilla_mscom_ProcessRuntime_h
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