52 lines
868 B
C++
52 lines
868 B
C++
|
/*
|
||
|
|
* $Id: Buffer.cpp,v 1.3 2007/04/30 06:04:43 bacon Exp $
|
||
|
|
*
|
||
|
|
* {License}
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "stdafx.h"
|
||
|
|
#include "Buffer.h"
|
||
|
|
|
||
|
|
CBuffer::CBuffer ()
|
||
|
|
{
|
||
|
|
str = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
CBuffer::~CBuffer ()
|
||
|
|
{
|
||
|
|
if (str != NULL) SysFreeString (str);
|
||
|
|
}
|
||
|
|
|
||
|
|
STDMETHODIMP CBuffer::get_Value (BSTR *pVal)
|
||
|
|
{
|
||
|
|
if (str == NULL) *pVal = NULL;
|
||
|
|
else
|
||
|
|
{
|
||
|
|
BSTR tmp = SysAllocStringLen(str, SysStringLen(str));
|
||
|
|
if (tmp == NULL) return E_OUTOFMEMORY;
|
||
|
|
*pVal = tmp;
|
||
|
|
}
|
||
|
|
|
||
|
|
return S_OK;
|
||
|
|
}
|
||
|
|
|
||
|
|
STDMETHODIMP CBuffer::put_Value (BSTR newVal)
|
||
|
|
{
|
||
|
|
if (str != NULL) SysFreeString (str);
|
||
|
|
if (newVal == NULL) str = newVal;
|
||
|
|
else
|
||
|
|
{
|
||
|
|
str = SysAllocStringLen (newVal, SysStringLen(newVal));
|
||
|
|
if (str == NULL) return E_OUTOFMEMORY;
|
||
|
|
}
|
||
|
|
|
||
|
|
return S_OK;
|
||
|
|
}
|
||
|
|
|
||
|
|
BOOL CBuffer::PutValue (const TCHAR* val, SIZE_T len)
|
||
|
|
{
|
||
|
|
if (str != NULL) SysFreeString (str);
|
||
|
|
str = SysAllocStringLen (val, len);
|
||
|
|
return (str == NULL)? FALSE: TRUE;
|
||
|
|
}
|