runtime/ArrayBufferNeuteringWatchpoint.h

   1 /*
   2  * Copyright (C) 2013 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef ArrayBufferNeuteringWatchpoint_h
  27 #define ArrayBufferNeuteringWatchpoint_h
  28
  29 #include "JSCell.h"
  30 #include "Watchpoint.h"
  31
  32 namespace JSC {
  33
  34 class ArrayBufferNeuteringWatchpoint final : public JSCell {
  35 public:
  36     typedef JSCell Base;
  37     static const unsigned StructureFlags = Base::StructureFlags | StructureIsImmortal;
  38
  39     DECLARE_INFO;
  40
  41     static ArrayBufferNeuteringWatchpoint* create(VM&);
  42
  43     static const bool needsDestruction = true;
  44     static void destroy(JSCell*);
  45
  46     static Structure* createStructure(VM&);
  47
  48     WatchpointSet* set() { return m_set.get(); }
  49
  50     void fireAll();
  51
  52 private:
  53     explicit ArrayBufferNeuteringWatchpoint(VM&);
  54
  55     RefPtr<WatchpointSet> m_set;
  56 };
  57
  58 } // namespace JSC
  59
  60 #endif // ArrayBufferNeuteringWatchpoint_h