The Tor Browser: tools/profiler/SyncProfile.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */

     3 /* This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 #ifndef __SYNCPROFILE_H

     8 #define __SYNCPROFILE_H

    10 #include "ProfileEntry.h"

    12 struct LinkedUWTBuffer;

    14 class SyncProfile : public ThreadProfile

    15 {

    16 public:

    17   SyncProfile(const char* aName, int aEntrySize, PseudoStack *aStack,

    18               Thread::tid_t aThreadId, bool aIsMainThread);

    19   ~SyncProfile();

    21   bool SetUWTBuffer(LinkedUWTBuffer* aBuff);

    22   LinkedUWTBuffer* GetUWTBuffer() { return mUtb; }

    24   virtual void EndUnwind();

    25   virtual SyncProfile* AsSyncProfile() { return this; }

    27 private:

    28   friend class ProfilerBacktrace;

    30   enum OwnerState

    31   {

    32     REFERENCED,       // ProfilerBacktrace has a pointer to this but doesn't own

    33     OWNED,            // ProfilerBacktrace is responsible for destroying this

    34     OWNER_DESTROYING, // ProfilerBacktrace owns this and is destroying

    35     ORPHANED          // No owner, we must destroy ourselves

    36   };

    38   bool ShouldDestroy();

    40   OwnerState        mOwnerState;

    41   LinkedUWTBuffer*  mUtb;

    42 };

    44 #endif // __SYNCPROFILE_H

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