100 lines
3.2 KiB
C++
100 lines
3.2 KiB
C++
/****************************************************************************
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Copyright (c) 2010, Radon Labs GmbH
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Copyright (c) 2011-2013,WebJet Business Division,CYOU
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http://www.genesis-3d.com.cn
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include "core/types.h"
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//------------------------------------------------------------------------------
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namespace OSX
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{
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class OSXHeap
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{
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public:
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/// static setup method (called by Core::SysFunc::Setup)
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static void Setup();
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/// constructor (name must be a static string!)
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OSXHeap(const char* name, size_t initialSize=64 * 1024);
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/// destructor
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~OSXHeap();
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/// get heap name
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const char* GetName() const;
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/// allocate a block of memory from the heap
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void* Alloc(size_t size, size_t alignment=16);
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/// re-allocate a block of memory
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void* Realloc(void* ptr, size_t newSize);
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/// free a block of memory
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void Free(void* ptr);
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#if NEBULA3_MEMORY_STATS
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/// heap stats structure
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struct Stats
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{
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const char* name;
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int allocCount;
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int allocSize;
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};
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/// gather stats from all existing heaps
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static Util::Array<Stats> GetAllHeapStats();
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/// validate all heaps
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static bool ValidateAllHeaps();
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/// validate the heap (only useful in Debug builds)
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bool ValidateHeap() const;
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/// dump memory leaks from this heap
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void DumpLeaks();
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/// dump memory leaks from all heaps
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static void DumpLeaksAllHeaps();
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/// get the current alloc count
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int GetAllocCount() const;
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/// get the current alloc size
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int GetAllocSize() const;
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#endif
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private:
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/// default constructor not allowed
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OSXHeap();
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const char* name;
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malloc_zone_t* heapZone;
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#if NEBULA3_MEMORY_STATS
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int volatile allocCount;
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int volatile allocSize;
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static Threading::CriticalSection* criticalSection;
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static Util::List<OSXHeap*>* list;
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Util::List<OSXHeap*>::Iterator listIterator;
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#endif
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};
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//------------------------------------------------------------------------------
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/**
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*/
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inline const char*
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OSXHeap::GetName() const
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{
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n_assert(0 != this->name);
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return this->name;
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}
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} // namespace OSX
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