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