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1013 lines
22 KiB
1013 lines
22 KiB
//****************************************************************************
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//
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// Module: ULS.DLL
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// File: utils.cpp
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// Content: Miscellaneous utility functions and classes
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//
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// Copyright (c) Microsoft Corporation 1996-1997
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//
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//****************************************************************************
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#include "ulsp.h"
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//****************************************************************************
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// HRESULT
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// SetLPTSTR (LPTSTR *ppszName, LPCTSTR pszUserName)
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//
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// Purpose: Clone the provided string into a newly allocated buffer.
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//
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// Parameters:
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// ppszName The buffer to receive a newly allocated string buffer.
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// pszUserName The provided name string.
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//
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// Return Value:
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// S_OK success if the string can be cloned.
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// ILS_E_MEMORY if the string cannot be cloned.
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//****************************************************************************
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HRESULT
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SetLPTSTR (LPTSTR *ppszName, LPCTSTR pszUserName)
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{
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HRESULT hr;
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TCHAR *pszNew = My_strdup (pszUserName);
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if (pszNew != NULL)
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{
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// Free the old name
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//
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::MemFree (*ppszName);
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*ppszName = pszNew;
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hr = S_OK;
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}
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else
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{
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hr = ILS_E_MEMORY;
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}
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return hr;
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}
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//****************************************************************************
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// HRESULT
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// SafeSetLPTSTR (LPTSTR *ppszName, LPCTSTR pszUserName)
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//
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// Purpose: Clone the provided string into a newly allocated buffer.
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// It is ok that the provided string is NULL.
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//
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// Parameters:
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// ppszName The buffer to receive a newly allocated string buffer.
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// pszUserName The provided name string.
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//
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// Return Value:
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// S_OK success if the string can be cloned.
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// ILS_E_MEMORY if the non-null string cannot be cloned.
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//****************************************************************************
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HRESULT
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SafeSetLPTSTR (LPTSTR *ppszName, LPCTSTR pszUserName)
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{
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if (pszUserName == NULL)
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{
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MemFree (*ppszName);
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*ppszName = NULL;
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return S_FALSE;
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}
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return SetLPTSTR (ppszName, pszUserName);
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}
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//****************************************************************************
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// HRESULT
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// SetOffsetString ( TCHAR **ppszDst, BYTE *pSrcBase, ULONG uSrcOffset )
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//
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// Purpose: Clone the provided string into a newly allocated buffer.
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// If the source string is null or empty, the destination string
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// will be null.
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//
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// Parameters:
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//
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// Return Value:
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// S_OK success if the string can be cloned.
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// S_FALSE the destination string is null
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// ILS_E_MEMORY if the string cannot be cloned.
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//****************************************************************************
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HRESULT
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SetOffsetString ( TCHAR **ppszDst, BYTE *pSrcBase, ULONG uSrcOffset )
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{
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HRESULT hr = S_FALSE;
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TCHAR *pszNew = NULL;
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if (uSrcOffset != INVALID_OFFSET)
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{
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TCHAR *pszSrc = (TCHAR *) (pSrcBase + uSrcOffset);
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if (*pszSrc != TEXT ('\0'))
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{
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pszNew = My_strdup (pszSrc);
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hr = (pszNew != NULL) ? S_OK : ILS_E_MEMORY;
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}
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}
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if (SUCCEEDED (hr))
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{
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::MemFree (*ppszDst);
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*ppszDst = pszNew;
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}
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return hr;
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}
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//****************************************************************************
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// HRESULT
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// LPTSTR_to_BSTR (BSTR *pbstr, LPCTSTR psz)
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//
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// Purpose: Make a BSTR string from an LPTSTR string
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//
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// Parameters:
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// pbstr The buffer to receive a newly allocated BSTR string.
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// psz The LPTSTR string.
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//
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// Return Value:
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// S_OK success if the string can be cloned.
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// ILS_E_FAIL cannot convert the string to BSTR
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// ILS_E_MEMORY cannot allocate enough memory for the BSTR string.
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//****************************************************************************
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HRESULT
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LPTSTR_to_BSTR (BSTR *pbstr, LPCTSTR psz)
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{
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#ifndef _UNICODE
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BSTR bstr;
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int i;
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HRESULT hr;
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// compute the length of the required BSTR
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//
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i = MultiByteToWideChar(CP_ACP, 0, psz, -1, NULL, 0);
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if (i <= 0)
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{
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return ILS_E_FAIL;
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};
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// allocate the widestr, +1 for terminating null
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//
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bstr = SysAllocStringLen(NULL, i-1); // SysAllocStringLen adds 1
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if (bstr != NULL)
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{
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MultiByteToWideChar(CP_ACP, 0, psz, -1, (LPWSTR)bstr, i);
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((LPWSTR)bstr)[i - 1] = 0;
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*pbstr = bstr;
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hr = S_OK;
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}
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else
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{
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hr = ILS_E_MEMORY;
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};
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return hr;
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#else
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BSTR bstr;
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bstr = SysAllocString(psz);
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if (bstr != NULL)
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{
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*pbstr = bstr;
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return S_OK;
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}
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else
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{
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return ILS_E_MEMORY;
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};
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#endif // _UNICODE
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}
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//****************************************************************************
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// HRESULT
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// BSTR_to_LPTSTR (LPTSTR *ppsz, BSTR bstr)
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//
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// Purpose: Make a LPTSTR string from an BSTR string
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//
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// Parameters:
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// ppsz The buffer to receive a newly allocated LPTSTR string.
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// bstr The BSTR string.
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//
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// Return Value:
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// S_OK success if the string can be cloned.
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// ILS_E_FAIL cannot convert the string to BSTR
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// ILS_E_MEMORY cannot allocate enough memory for the BSTR string.
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//****************************************************************************
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HRESULT
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BSTR_to_LPTSTR (LPTSTR *ppsz, BSTR bstr)
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{
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#ifndef _UNICODE
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LPTSTR psz;
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int i;
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HRESULT hr;
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// compute the length of the required BSTR
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//
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i = WideCharToMultiByte(CP_ACP, 0, (LPWSTR)bstr, -1, NULL, 0, NULL, NULL);
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if (i <= 0)
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{
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return ILS_E_FAIL;
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};
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// allocate the widestr, +1 for terminating null
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//
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psz = (TCHAR *) ::MemAlloc (i * sizeof (TCHAR));
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if (psz != NULL)
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{
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WideCharToMultiByte(CP_ACP, 0, (LPWSTR)bstr, -1, psz, i, NULL, NULL);
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*ppsz = psz;
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hr = S_OK;
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}
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else
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{
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hr = ILS_E_MEMORY;
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};
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return hr;
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#else
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LPTSTR psz = NULL;
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HRESULT hr;
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hr = SetLPTSTR(&psz, (LPTSTR)bstr);
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if (hr == S_OK)
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{
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*ppsz = psz;
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};
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return hr;
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#endif // _UNICODE
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}
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//****************************************************************************
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// CList::CList (void)
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//
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// Purpose: Constructor for the CList class
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//
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// Parameters: None
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//****************************************************************************
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CList::CList (void)
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{
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pHead = NULL;
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pTail = NULL;
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return;
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}
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//****************************************************************************
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// CList::~CList (void)
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//
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// Purpose: Constructor for the CList class
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//
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// Parameters: None
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//****************************************************************************
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CList::~CList (void)
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{
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Flush();
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return;
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}
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//****************************************************************************
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// HRESULT
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// CList::Insert (LPVOID pv)
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//
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// Purpose: Insert an object at the beginning of the list
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//
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// Parameters: None
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//****************************************************************************
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HRESULT
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CList::Insert (LPVOID pv)
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{
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PNODE pNode;
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pNode = new NODE;
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if (pNode == NULL)
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{
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return ILS_E_MEMORY;
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};
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pNode->pNext = pHead;
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pNode->pv = pv;
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pHead = pNode;
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if (pTail == NULL)
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{
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// This is the first node
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//
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pTail = pNode;
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};
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return NOERROR;
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}
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//****************************************************************************
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// HRESULT
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// CList::Append (LPVOID pv)
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//
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// Purpose: Append an object to the end of the list
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//
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// Parameters: None
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//****************************************************************************
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HRESULT
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CList::Append (LPVOID pv)
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{
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PNODE pNode;
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pNode = new NODE;
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if (pNode == NULL)
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{
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return ILS_E_MEMORY;
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};
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pNode->pNext = NULL;
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pNode->pv = pv;
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if (pHead == NULL)
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{
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pHead = pNode;
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};
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if (pTail != NULL)
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{
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pTail->pNext = pNode;
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};
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pTail = pNode;
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return NOERROR;
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}
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//****************************************************************************
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// HRESULT
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// CList::Remove (LPVOID pv)
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//
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// Purpose: Append an object to the end of the list
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//
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// Parameters: None
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//****************************************************************************
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HRESULT
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CList::Remove (LPVOID pv)
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{
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PNODE pNode, pPrev;
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HRESULT hr;
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pNode = pHead;
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pPrev = NULL;
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while (pNode != NULL)
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{
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// Matching the requested node
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//
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if (pNode->pv == pv)
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{
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break; // found!!!
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};
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pPrev = pNode;
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pNode = pNode->pNext;
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};
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if (pNode != NULL)
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{
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// We found the node to remove
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// Update relevant pointer
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//
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if (pTail == pNode)
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{
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pTail = pPrev;
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};
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if (pPrev != NULL)
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{
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pPrev->pNext = pNode->pNext;
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}
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else
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{
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pHead = pNode->pNext;
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};
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delete pNode;
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hr = NOERROR;
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}
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else
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{
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hr = S_FALSE;
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};
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return hr;
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}
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//****************************************************************************
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// HRESULT
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// CList::Find (LPVOID pv)
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//
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// Purpose: Find an object in the list
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//
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// Parameters: None
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//****************************************************************************
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HRESULT
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CList::Find (LPVOID pv)
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{
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PNODE pNode;
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pNode = pHead;
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while (pNode != NULL)
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{
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// Matching the requested node
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//
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if (pNode->pv == pv)
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{
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break; // found!!!
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};
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pNode = pNode->pNext;
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};
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return (pNode != NULL ? NOERROR : S_FALSE);
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}
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//****************************************************************************
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// HRESULT
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|
// CList::FindStorage (LPVOID *ppv, LPVOID pv)
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//
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// Purpose: Find an object in the list and returns the object storage.
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// This call is useful for search-and-replace operations.
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//
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// Parameters: None
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//****************************************************************************
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HRESULT
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CList::FindStorage (LPVOID *ppv, LPVOID pv)
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{
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PNODE pNode;
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HRESULT hr;
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pNode = pHead;
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while (pNode != NULL)
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{
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// Matching the requested node
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//
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if (pNode->pv == pv)
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{
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break; // found!!!
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};
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pNode = pNode->pNext;
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};
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if (pNode != NULL)
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{
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*ppv = &(pNode->pv);
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hr = NOERROR;
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}
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else
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{
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*ppv = NULL;
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hr = S_FALSE;
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};
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return hr;
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}
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//****************************************************************************
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// HRESULT
|
|
// CList::Enumerate (HANDLE *phEnum)
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//
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// Purpose: Start object enumeration
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//
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// Parameters: None
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//****************************************************************************
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|
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HRESULT
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CList::Enumerate (HANDLE *phEnum)
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{
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*phEnum = (HANDLE)pHead;
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return NOERROR;
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}
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|
|
//****************************************************************************
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// HRESULT
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|
// CList::Next (HANDLE *phEnum, LPVOID *ppv)
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//
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// Purpose: Obtain the next enumerated object
|
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//
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// Parameters: None
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|
//****************************************************************************
|
|
|
|
HRESULT
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CList::Next (HANDLE *phEnum, LPVOID *ppv)
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{
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PNODE pNext;
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HRESULT hr;
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|
|
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pNext = (PNODE)*phEnum;
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|
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if (pNext == NULL)
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{
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*ppv = NULL;
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hr = S_FALSE;
|
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}
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else
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{
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*ppv = pNext->pv;
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*phEnum = (HANDLE)(pNext->pNext);
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hr = NOERROR;
|
|
};
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return hr;
|
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}
|
|
|
|
//****************************************************************************
|
|
// HRESULT
|
|
// CList::NextStorage (HANDLE *phEnum, LPVOID *ppv)
|
|
//
|
|
// Purpose: Obtain the storage of the next enumerated object. This call is
|
|
// useful for search-and-replace operations.
|
|
//
|
|
// Parameters: None
|
|
//****************************************************************************
|
|
|
|
HRESULT
|
|
CList::NextStorage (HANDLE *phEnum, LPVOID *ppv)
|
|
{
|
|
PNODE pNext;
|
|
HRESULT hr;
|
|
|
|
pNext = (PNODE)*phEnum;
|
|
|
|
if (pNext == NULL)
|
|
{
|
|
*ppv = NULL;
|
|
hr = S_FALSE;
|
|
}
|
|
else
|
|
{
|
|
*ppv = &(pNext->pv);
|
|
*phEnum = (HANDLE)(pNext->pNext);
|
|
hr = NOERROR;
|
|
};
|
|
return hr;
|
|
}
|
|
|
|
//****************************************************************************
|
|
// HRESULT
|
|
// CList::Flush (void)
|
|
//
|
|
// Purpose: Flush all the nodes in the list
|
|
//
|
|
// Parameters: None
|
|
//****************************************************************************
|
|
|
|
HRESULT
|
|
CList::Flush (void)
|
|
{
|
|
PNODE pNode;
|
|
|
|
while (pHead != NULL)
|
|
{
|
|
pNode = pHead;
|
|
pHead = pHead->pNext;
|
|
delete pNode;
|
|
};
|
|
return NOERROR;
|
|
}
|
|
|
|
//****************************************************************************
|
|
// HRESULT
|
|
// CList::Clone (CList *pList, HANDLE *phEnum)
|
|
//
|
|
// Purpose: Flush all the nodes in the list
|
|
//
|
|
// Parameters: None
|
|
//****************************************************************************
|
|
|
|
HRESULT
|
|
CList::Clone (CList *pList, HANDLE *phEnum)
|
|
{
|
|
PNODE pNode;
|
|
HRESULT hr;
|
|
|
|
// Only allow a null list to be cloned
|
|
//
|
|
if (pHead != NULL)
|
|
{
|
|
return ILS_E_FAIL;
|
|
};
|
|
|
|
// Traverse the source list
|
|
//
|
|
hr = S_OK; // lonchanc: in case of null list
|
|
pNode = pList->pHead;
|
|
while(pNode != NULL)
|
|
{
|
|
// Use append to maintain the order
|
|
//
|
|
hr = Append(pNode->pv);
|
|
if (FAILED(hr))
|
|
{
|
|
break;
|
|
};
|
|
|
|
// Get the enumerator info
|
|
//
|
|
if ((phEnum != NULL) &&
|
|
(*phEnum == (HANDLE)pNode))
|
|
{
|
|
*phEnum = (HANDLE)pTail;
|
|
};
|
|
pNode = pNode->pNext;
|
|
};
|
|
return hr;
|
|
}
|
|
|
|
//****************************************************************************
|
|
// CEnumNames::CEnumNames (void)
|
|
//
|
|
// History:
|
|
// Wed 17-Apr-1996 11:15:18 -by- Viroon Touranachun [viroont]
|
|
// Created.
|
|
//****************************************************************************
|
|
|
|
CEnumNames::CEnumNames (void)
|
|
{
|
|
cRef = 0;
|
|
pNext = NULL;
|
|
pszNames = NULL;
|
|
cbSize = 0;
|
|
return;
|
|
}
|
|
|
|
//****************************************************************************
|
|
// CEnumNames::~CEnumNames (void)
|
|
//
|
|
// History:
|
|
// Wed 17-Apr-1996 11:15:18 -by- Viroon Touranachun [viroont]
|
|
// Created.
|
|
//****************************************************************************
|
|
|
|
CEnumNames::~CEnumNames (void)
|
|
{
|
|
if (pszNames != NULL)
|
|
{
|
|
::MemFree (pszNames);
|
|
};
|
|
return;
|
|
}
|
|
|
|
//****************************************************************************
|
|
// STDMETHODIMP
|
|
// CEnumNames::Init (LPTSTR pList, ULONG cNames)
|
|
//
|
|
// History:
|
|
// Wed 17-Apr-1996 11:15:25 -by- Viroon Touranachun [viroont]
|
|
// Created.
|
|
//****************************************************************************
|
|
|
|
STDMETHODIMP
|
|
CEnumNames::Init (LPTSTR pList, ULONG cNames)
|
|
{
|
|
HRESULT hr = NOERROR;
|
|
|
|
// If no list, do nothing
|
|
//
|
|
if (cNames != 0)
|
|
{
|
|
LPTSTR pNextSrc;
|
|
ULONG i, cLen, cbSize;
|
|
|
|
ASSERT(pList != NULL);
|
|
|
|
// Calculate the list size
|
|
//
|
|
pNextSrc = pList;
|
|
|
|
for (i = 0, cbSize = 0; i < cNames; i++)
|
|
{
|
|
cLen = lstrlen(pNextSrc)+1;
|
|
pNextSrc += cLen;
|
|
cbSize += cLen;
|
|
};
|
|
|
|
// Allocate the snapshot buffer with the specified length
|
|
// plus one for doubly null-termination
|
|
//
|
|
pszNames = (TCHAR *) ::MemAlloc ((cbSize+1) * sizeof (TCHAR));
|
|
if (pszNames != NULL)
|
|
{
|
|
// Snapshot the name list
|
|
//
|
|
CopyMemory(pszNames, pList, cbSize*sizeof(TCHAR));
|
|
pszNames[cbSize] = '\0';
|
|
pNext = pszNames;
|
|
this->cbSize = cbSize+1;
|
|
}
|
|
else
|
|
{
|
|
hr = ILS_E_MEMORY;
|
|
};
|
|
};
|
|
return hr;
|
|
}
|
|
|
|
//****************************************************************************
|
|
// STDMETHODIMP
|
|
// CEnumNames::QueryInterface (REFIID riid, void **ppv)
|
|
//
|
|
// History:
|
|
// Wed 17-Apr-1996 11:15:31 -by- Viroon Touranachun [viroont]
|
|
// Created.
|
|
//****************************************************************************
|
|
|
|
STDMETHODIMP
|
|
CEnumNames::QueryInterface (REFIID riid, void **ppv)
|
|
{
|
|
if (riid == IID_IEnumIlsNames || riid == IID_IUnknown)
|
|
{
|
|
*ppv = (IEnumIlsNames *) this;
|
|
AddRef();
|
|
return S_OK;
|
|
}
|
|
else
|
|
{
|
|
*ppv = NULL;
|
|
return ILS_E_NO_INTERFACE;
|
|
};
|
|
}
|
|
|
|
//****************************************************************************
|
|
// STDMETHODIMP_(ULONG)
|
|
// CEnumNames::AddRef (void)
|
|
//
|
|
// History:
|
|
// Wed 17-Apr-1996 11:15:37 -by- Viroon Touranachun [viroont]
|
|
// Created.
|
|
//****************************************************************************
|
|
|
|
STDMETHODIMP_(ULONG)
|
|
CEnumNames::AddRef (void)
|
|
{
|
|
DllLock();
|
|
|
|
MyDebugMsg ((DM_REFCOUNT, "CEnumNames::AddRef: ref=%ld\r\n", cRef));
|
|
::InterlockedIncrement ((LONG *) &cRef);
|
|
return cRef;
|
|
}
|
|
|
|
//****************************************************************************
|
|
// STDMETHODIMP_(ULONG)
|
|
// CEnumNames::Release (void)
|
|
//
|
|
// History:
|
|
// Wed 17-Apr-1996 11:15:43 -by- Viroon Touranachun [viroont]
|
|
// Created.
|
|
//****************************************************************************
|
|
|
|
STDMETHODIMP_(ULONG)
|
|
CEnumNames::Release (void)
|
|
{
|
|
DllRelease();
|
|
|
|
ASSERT (cRef > 0);
|
|
|
|
MyDebugMsg ((DM_REFCOUNT, "CEnumNames::Release: ref=%ld\r\n", cRef));
|
|
if (::InterlockedDecrement ((LONG *) &cRef) == 0)
|
|
{
|
|
delete this;
|
|
return 0;
|
|
}
|
|
return cRef;
|
|
}
|
|
|
|
//****************************************************************************
|
|
// STDMETHODIMP
|
|
// CEnumNames::Next (ULONG cNames, BSTR *rgpbstrName, ULONG *pcFetched)
|
|
//
|
|
// History:
|
|
// Wed 17-Apr-1996 11:15:49 -by- Viroon Touranachun [viroont]
|
|
// Created.
|
|
//****************************************************************************
|
|
|
|
STDMETHODIMP
|
|
CEnumNames::Next (ULONG cNames, BSTR *rgpbstrName, ULONG *pcFetched)
|
|
{
|
|
ULONG cCopied;
|
|
HRESULT hr;
|
|
|
|
// Validate the pointer
|
|
//
|
|
if (rgpbstrName == NULL)
|
|
return ILS_E_POINTER;
|
|
|
|
// Validate the parameters
|
|
//
|
|
if ((cNames == 0) ||
|
|
((cNames > 1) && (pcFetched == NULL)))
|
|
return ILS_E_PARAMETER;
|
|
|
|
// Check the enumeration index
|
|
//
|
|
cCopied = 0;
|
|
|
|
if (pNext != NULL)
|
|
{
|
|
// Can copy if we still have more names
|
|
//
|
|
while ((cCopied < cNames) &&
|
|
(*pNext != '\0'))
|
|
{
|
|
if (SUCCEEDED(LPTSTR_to_BSTR(&rgpbstrName[cCopied], pNext)))
|
|
{
|
|
cCopied++;
|
|
};
|
|
pNext += lstrlen(pNext)+1;
|
|
};
|
|
};
|
|
|
|
// Determine the returned information based on other parameters
|
|
//
|
|
if (pcFetched != NULL)
|
|
{
|
|
*pcFetched = cCopied;
|
|
};
|
|
return (cNames == cCopied ? S_OK : S_FALSE);
|
|
}
|
|
|
|
//****************************************************************************
|
|
// STDMETHODIMP
|
|
// CEnumNames::Skip (ULONG cNames)
|
|
//
|
|
// History:
|
|
// Wed 17-Apr-1996 11:15:56 -by- Viroon Touranachun [viroont]
|
|
// Created.
|
|
//****************************************************************************
|
|
|
|
STDMETHODIMP
|
|
CEnumNames::Skip (ULONG cNames)
|
|
{
|
|
ULONG cSkipped;
|
|
|
|
// Validate the parameters
|
|
//
|
|
if (cNames == 0)
|
|
return ILS_E_PARAMETER;
|
|
|
|
// Check the enumeration index limit
|
|
//
|
|
cSkipped = 0;
|
|
|
|
if (pNext != NULL)
|
|
{
|
|
// Can skip only if we still have more attributes
|
|
//
|
|
while ((cSkipped < cNames) &&
|
|
(*pNext != '\0'))
|
|
{
|
|
pNext += lstrlen(pNext)+1;
|
|
cSkipped++;
|
|
};
|
|
};
|
|
|
|
return (cNames == cSkipped ? S_OK : S_FALSE);
|
|
}
|
|
|
|
//****************************************************************************
|
|
// STDMETHODIMP
|
|
// CEnumNames::Reset (void)
|
|
//
|
|
// History:
|
|
// Wed 17-Apr-1996 11:16:02 -by- Viroon Touranachun [viroont]
|
|
// Created.
|
|
//****************************************************************************
|
|
|
|
STDMETHODIMP
|
|
CEnumNames::Reset (void)
|
|
{
|
|
pNext = pszNames;
|
|
return S_OK;
|
|
}
|
|
|
|
//****************************************************************************
|
|
// STDMETHODIMP
|
|
// CEnumNames::Clone(IEnumIlsNames **ppEnum)
|
|
//
|
|
// History:
|
|
// Wed 17-Apr-1996 11:16:11 -by- Viroon Touranachun [viroont]
|
|
// Created.
|
|
//****************************************************************************
|
|
|
|
STDMETHODIMP
|
|
CEnumNames::Clone(IEnumIlsNames **ppEnum)
|
|
{
|
|
CEnumNames *peun;
|
|
HRESULT hr;
|
|
|
|
// Validate parameters
|
|
//
|
|
if (ppEnum == NULL)
|
|
{
|
|
return ILS_E_POINTER;
|
|
};
|
|
|
|
*ppEnum = NULL;
|
|
|
|
// Create an enumerator
|
|
//
|
|
peun = new CEnumNames;
|
|
if (peun == NULL)
|
|
return ILS_E_MEMORY;
|
|
|
|
// Clone the information
|
|
//
|
|
hr = NOERROR;
|
|
peun->cbSize = cbSize;
|
|
if (cbSize != 0)
|
|
{
|
|
peun->pszNames = (TCHAR *) ::MemAlloc (cbSize * sizeof (TCHAR));
|
|
if (peun->pszNames != NULL)
|
|
{
|
|
CopyMemory(peun->pszNames, pszNames, cbSize*sizeof(TCHAR));
|
|
peun->pNext = peun->pszNames+(pNext-pszNames);
|
|
}
|
|
else
|
|
{
|
|
hr = ILS_E_MEMORY;
|
|
};
|
|
}
|
|
else
|
|
{
|
|
peun->pNext = NULL;
|
|
peun->pszNames = NULL;
|
|
};
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
// Return the cloned enumerator
|
|
//
|
|
peun->AddRef();
|
|
*ppEnum = peun;
|
|
}
|
|
else
|
|
{
|
|
delete peun;
|
|
};
|
|
return hr;
|
|
}
|
|
|
|
/* F L E G A L E M A I L S Z */
|
|
/*-------------------------------------------------------------------------
|
|
%%Function: FLegalEmailSz
|
|
|
|
RobD created
|
|
A legal email name contains only ANSI characters.
|
|
"a-z, A-Z, numbers 0-9 and some common symbols"
|
|
It cannot include extended characters or < > ( ) /
|
|
|
|
loncahnc modified
|
|
IsLegalEmailName ( TCHAR *pszName ).
|
|
A legal email name contains RFC 822 compliant characters.
|
|
-------------------------------------------------------------------------*/
|
|
|
|
BOOL IsLegalEmailName ( TCHAR *pszName )
|
|
{
|
|
// Null string is not legal
|
|
//
|
|
if (pszName == NULL)
|
|
return FALSE;
|
|
|
|
TCHAR ch;
|
|
while ((ch = *pszName++) != TEXT ('\0'))
|
|
{
|
|
switch (ch)
|
|
{
|
|
default:
|
|
// Check if ch is in the range
|
|
//
|
|
if (ch > TEXT (' ') && ch <= TEXT ('~'))
|
|
break;
|
|
|
|
// Fall thru to error code
|
|
//
|
|
|
|
case TEXT ('('): case TEXT (')'):
|
|
case TEXT ('<'): case TEXT ('>'):
|
|
case TEXT ('['): case TEXT (']'):
|
|
case TEXT ('/'): case TEXT ('\\'):
|
|
case TEXT (','):
|
|
case TEXT (';'):
|
|
case TEXT (':'):
|
|
case TEXT ('\"'):
|
|
return FALSE;
|
|
}
|
|
} // while
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|