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38 lines
1.1 KiB
38 lines
1.1 KiB
// This is a part of the Microsoft Foundation Classes C++ library.
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// Copyright (C) 1992-1995 Microsoft Corporation
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// All rights reserved.
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//
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// This source code is only intended as a supplement to the
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// Microsoft Foundation Classes Reference and related
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// electronic documentation provided with the library.
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// See these sources for detailed information regarding the
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// Microsoft Foundation Classes product.
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#include "stdafx.h"
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#ifdef AFX_AUX_SEG
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#pragma code_seg(AFX_AUX_SEG)
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#endif
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BOOL AFXAPI AfxIsValidString(LPCWSTR lpsz, int nLength)
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{
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if (lpsz == NULL)
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return FALSE;
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return afxData.bWin32s || ::IsBadStringPtrW(lpsz, nLength) == 0;
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}
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BOOL AFXAPI AfxIsValidString(LPCSTR lpsz, int nLength)
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{
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if (lpsz == NULL)
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return FALSE;
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return ::IsBadStringPtrA(lpsz, nLength) == 0;
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}
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BOOL AFXAPI AfxIsValidAddress(const void* lp, UINT nBytes, BOOL bReadWrite)
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{
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// simple version using Win-32 APIs for pointer validation.
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return (lp != NULL && !IsBadReadPtr(lp, nBytes) &&
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(!bReadWrite || !IsBadWritePtr((LPVOID)lp, nBytes)));
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}
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/////////////////////////////////////////////////////////////////////////////
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