75 lines
1.4 KiB
C
75 lines
1.4 KiB
C
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/*++
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Copyright (C) 1999-2001 Microsoft Corporation
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Module Name:
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WSTLALLC.H
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Abstract:
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WMI STL Allocator so we can throw exceptions
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History:
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sanjes 16-Aug-99 Created
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--*/
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#ifndef __WSTLALLC_H__
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#define __WSTLALLC_H__
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#include <memory>
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#include "corex.h"
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template<class _Ty>
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class wbem_allocator {
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public:
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typedef _SIZT size_type;
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typedef _PDFT difference_type;
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typedef _Ty _FARQ *pointer;
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typedef const _Ty _FARQ *const_pointer;
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typedef _Ty _FARQ& reference;
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typedef const _Ty _FARQ& const_reference;
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typedef _Ty value_type;
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pointer address(reference _X) const
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{return (&_X); }
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const_pointer address(const_reference _X) const
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{return (&_X); }
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pointer allocate(size_type _N, const void *)
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{
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_Ty _FARQ * pRet = ((_Ty _FARQ *)operator new(
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(_SIZT)_N * sizeof (_Ty)));
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if ( NULL == pRet )
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{
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throw CX_MemoryException();
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}
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return pRet; }
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char _FARQ *_Charalloc(size_type _N)
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{
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char _FARQ * pRet = ((char _FARQ *)operator new(
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(_SIZT)_N * sizeof (_Ty)));
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if ( NULL == pRet )
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{
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throw CX_MemoryException();
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}
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return pRet; }
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void deallocate(void _FARQ *_P, size_type)
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{operator delete(_P); }
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void construct(pointer _P, const _Ty& _V)
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{std::_Construct(_P, _V); }
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void destroy(pointer _P)
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{std::_Destroy(_P); }
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_SIZT max_size() const
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{_SIZT _N = (_SIZT)(-1) / sizeof (_Ty);
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return (0 < _N ? _N : 1); }
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};
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#endif
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