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5cccea6f0f
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find . \
! -wholename "*/.git*" \
! -wholename "obj-ff-dbg*" \
-type f \
\( -iname "*.cpp" \
-o -iname "*.h" \
-o -iname "*.c" \
-o -iname "*.cc" \
-o -iname "*.idl" \
-o -iname "*.ipdl" \
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xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}
convert MOZ_OVERRIDE override
convert MOZ_FINAL final
168 lines
4.4 KiB
C++
168 lines
4.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsTimerImpl_h___
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#define nsTimerImpl_h___
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#include "nsITimer.h"
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#include "nsIEventTarget.h"
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#include "nsIObserver.h"
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#include "nsCOMPtr.h"
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#include "prlog.h"
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#include "mozilla/TimeStamp.h"
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#include "mozilla/Attributes.h"
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#ifdef MOZ_TASK_TRACER
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#include "TracedTaskCommon.h"
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#endif
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#if defined(PR_LOGGING)
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extern PRLogModuleInfo* GetTimerLog();
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#define DEBUG_TIMERS 1
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#else
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#undef DEBUG_TIMERS
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#endif
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#define NS_TIMER_CID \
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{ /* 5ff24248-1dd2-11b2-8427-fbab44f29bc8 */ \
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0x5ff24248, \
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0x1dd2, \
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0x11b2, \
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{0x84, 0x27, 0xfb, 0xab, 0x44, 0xf2, 0x9b, 0xc8} \
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}
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enum
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{
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CALLBACK_TYPE_UNKNOWN = 0,
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CALLBACK_TYPE_INTERFACE = 1,
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CALLBACK_TYPE_FUNC = 2,
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CALLBACK_TYPE_OBSERVER = 3
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};
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class nsTimerImpl final : public nsITimer
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{
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public:
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typedef mozilla::TimeStamp TimeStamp;
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nsTimerImpl();
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static nsresult Startup();
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static void Shutdown();
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friend class TimerThread;
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friend struct TimerAdditionComparator;
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void Fire();
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// If a failure is encountered, the reference is returned to the caller
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static already_AddRefed<nsTimerImpl> PostTimerEvent(
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already_AddRefed<nsTimerImpl> aTimerRef);
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void SetDelayInternal(uint32_t aDelay);
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NS_DECL_THREADSAFE_ISUPPORTS
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NS_DECL_NSITIMER
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int32_t GetGeneration()
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{
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return mGeneration;
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}
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#ifdef MOZ_TASK_TRACER
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void DispatchTracedTask()
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{
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mTracedTask = mozilla::tasktracer::CreateFakeTracedTask(*(int**)(this));
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}
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#endif
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virtual size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const override;
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private:
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~nsTimerImpl();
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nsresult InitCommon(uint32_t aType, uint32_t aDelay);
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void ReleaseCallback()
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{
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// if we're the last owner of the callback object, make
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// sure that we don't recurse into ReleaseCallback in case
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// the callback's destructor calls Cancel() or similar.
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uint8_t cbType = mCallbackType;
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mCallbackType = CALLBACK_TYPE_UNKNOWN;
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if (cbType == CALLBACK_TYPE_INTERFACE) {
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NS_RELEASE(mCallback.i);
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} else if (cbType == CALLBACK_TYPE_OBSERVER) {
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NS_RELEASE(mCallback.o);
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}
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}
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bool IsRepeating() const
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{
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PR_STATIC_ASSERT(TYPE_ONE_SHOT < TYPE_REPEATING_SLACK);
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PR_STATIC_ASSERT(TYPE_REPEATING_SLACK < TYPE_REPEATING_PRECISE);
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PR_STATIC_ASSERT(TYPE_REPEATING_PRECISE < TYPE_REPEATING_PRECISE_CAN_SKIP);
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return mType >= TYPE_REPEATING_SLACK;
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}
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bool IsRepeatingPrecisely() const
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{
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return mType >= TYPE_REPEATING_PRECISE;
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}
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nsCOMPtr<nsIEventTarget> mEventTarget;
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void* mClosure;
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union CallbackUnion
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{
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nsTimerCallbackFunc c;
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nsITimerCallback* i;
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nsIObserver* o;
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} mCallback;
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// Some callers expect to be able to access the callback while the
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// timer is firing.
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nsCOMPtr<nsITimerCallback> mTimerCallbackWhileFiring;
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// These members are set by Init (called from NS_NewTimer) and never reset.
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uint8_t mCallbackType;
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// These members are set by the initiating thread, when the timer's type is
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// changed and during the period where it fires on that thread.
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uint8_t mType;
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bool mFiring;
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// Use a bool (int) here to isolate loads and stores of these two members
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// done on various threads under the protection of TimerThread::mLock, from
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// loads and stores done on the initiating/type-changing/timer-firing thread
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// to the above uint8_t/bool members.
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bool mArmed;
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bool mCanceled;
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// The generation number of this timer, re-generated each time the timer is
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// initialized so one-shot timers can be canceled and re-initialized by the
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// arming thread without any bad race conditions.
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int32_t mGeneration;
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uint32_t mDelay;
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TimeStamp mTimeout;
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#ifdef MOZ_TASK_TRACER
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nsRefPtr<mozilla::tasktracer::FakeTracedTask> mTracedTask;
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#endif
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#ifdef DEBUG_TIMERS
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TimeStamp mStart, mStart2;
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static double sDeltaSum;
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static double sDeltaSumSquared;
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static double sDeltaNum;
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#endif
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};
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#endif /* nsTimerImpl_h___ */
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