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39 lines
669 B
39 lines
669 B
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#ifndef __MEMORYTEMPLATES_H__
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#define __MEMORYTEMPLATES_H__
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template <class T>
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inline HRESULT SHLocalAlloc(ULONG cb, T **ppv)
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{
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*ppv = (T *) LocalAlloc(LPTR, cb);
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return *ppv ? S_OK : E_OUTOFMEMORY;
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}
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template <class T>
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inline HRESULT SHCoAlloc(ULONG cb, T **ppv)
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{
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*ppv = (T *) CoTaskMemAlloc(cb);
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return *ppv ? S_OK : E_OUTOFMEMORY;
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}
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template <class T>
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class CSmartCoTaskMem
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{
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protected:
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T *p;
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public:
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CSmartCoTaskMem() { p = NULL; }
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~CSmartCoTaskMem() { if (p) CoTaskMemFree(p); }
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T** operator&()
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{
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ASSERT(p==NULL);
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return &p;
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}
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operator T*() { return p; }
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};
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#endif // __MEMORYTEMPLATES_H__
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