47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
#pragma once
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// ith/common/memory.h
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// 8/23/2013 jichi
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// Branch: ITH/mem.h, revision 66
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#ifndef ITH_HAS_HEAP
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# define ITH_MEMSET_HEAP(...) ::memset(__VA_ARGS__)
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#else
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# define ITH_MEMSET_HEAP(...) (void)0
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// Defined in kernel32.lilb
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extern "C" {
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// PVOID RtlAllocateHeap( _In_ PVOID HeapHandle, _In_opt_ ULONG Flags, _In_ SIZE_T Size);
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__declspec(dllimport) void * __stdcall RtlAllocateHeap(void *HeapHandle, unsigned long Flags, unsigned long Size);
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// BOOLEAN RtlFreeHeap( _In_ PVOID HeapHandle, _In_opt_ ULONG Flags, _In_ PVOID HeapBase);
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__declspec(dllimport) int __stdcall RtlFreeHeap(void *HeapHandle, unsigned long Flags, void *HeapBase);
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} // extern "C"
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//NTSYSAPI
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//BOOL
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//NTAPI
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//RtlFreeHeap(
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// _In_ HANDLE hHeap,
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// _In_ DWORD dwFlags,
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// _In_ LPVOID lpMem
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//);
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extern void *hHeap; // defined in ith/sys.cc
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inline void * __cdecl operator new(size_t lSize)
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{
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// http://msdn.microsoft.com/en-us/library/windows/desktop/aa366597%28v=vs.85%29.aspx
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// HEAP_ZERO_MEMORY flag is critical. All new objects are assumed with zero initialized.
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enum { HEAP_ZERO_MEMORY = 0x00000008 };
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return RtlAllocateHeap(::hHeap, HEAP_ZERO_MEMORY, lSize);
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}
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inline void __cdecl operator delete(void *pBlock)
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{ RtlFreeHeap(::hHeap, 0, pBlock); }
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inline void __cdecl operator delete[](void *pBlock)
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{ RtlFreeHeap(::hHeap, 0, pBlock); }
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#endif // ITH_HAS_HEAP
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