windows-nt/Source/XPSP1/NT/enduser/speech/common/include/sapiarray.h

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2020-09-26 03:20:57 -05:00
/*******************************************************************************
* SapiArray.h *
*------------*
* Description:
* This is the header file for SAPI internal array stuff.
*
* Copyright 1998-2000 Microsoft Corporation All Rights Reserved.
*
*******************************************************************************/
#ifndef SPDebug_h
#include <SPDebug.h>
#endif
template <class T>
HRESULT CopyAndExpandArray(T ** ppArraySrc, ULONG CurSize, T ** ppArrayDest, ULONG NewSize, BOOL fZeroMem = true)
{
T * pNew = new T[NewSize];
if (pNew && ( CurSize < NewSize ))
{
if (CurSize)
{
memcpy(pNew, *ppArraySrc, sizeof(T) * CurSize);
}
if (fZeroMem)
{
memset(pNew + CurSize, 0, sizeof(T) * (NewSize - CurSize));
}
*ppArrayDest = pNew;
return S_OK;
}
else if( pNew )
{
if( CurSize )
{
memcpy( pNew, *ppArraySrc, sizeof(T) * NewSize );
}
else if( fZeroMem )
{
memset( pNew , 0, sizeof(T) * NewSize );
}
*ppArrayDest = pNew;
return S_OK;
}
else
{
return E_OUTOFMEMORY;
}
}
template <class T>
HRESULT ReallocateArray(T ** ppArray, ULONG CurSize, ULONG NewSize, BOOL fZeroMem = true)
{
T * pNew = new T[NewSize];
SPDBG_ASSERT(CurSize <= NewSize);
if (pNew)
{
if (CurSize)
{
memcpy(pNew, *ppArray, sizeof(T) * CurSize);
}
if (fZeroMem)
{
memset(pNew + CurSize, 0, sizeof(T) * (NewSize - CurSize));
}
delete[] *ppArray;
*ppArray = pNew;
return S_OK;
}
else
{
return E_OUTOFMEMORY;
}
}
template <class T>
HRESULT AllocateArray(T ** ppArray, ULONG Size, BOOL fZeroMem = true)
{
SPDBG_ASSERT(*ppArray == NULL);
*ppArray = new T[Size];
if (*ppArray)
{
if (fZeroMem)
{
memset(*ppArray, 0, sizeof(T) * Size);
}
return S_OK;
}
else
{
return E_OUTOFMEMORY;
}
}