1085 lines
24 KiB
C++
1085 lines
24 KiB
C++
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// This is a part of the Active Template Library.
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// Copyright (C) 1996-1997 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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// Active Template Library 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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// Active Template Library product.
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///////////////////////////////////////
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#define RET_ON_ERROR(x) \
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if (FAILED(hr = x))\
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return hr;
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///////////////////////////////////////
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#define BREAK_ON_ERROR(x) \
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if (FAILED(hr = x))\
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break;
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///////////////////////////////////////
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#ifdef _DEBUG
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#define REPORT_ERROR(name, func) \
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if (func != ERROR_SUCCESS)\
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ATLTRACE(_T("NON CRITICAL ERROR : %s failed\n"), name);
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#define REG_TRACE_RECOVER() \
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if (!bRecover) \
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ATLTRACE(_T("Opened Key %s\n"), szToken); \
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else \
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ATLTRACE(_T("Ignoring Open key on %s : In Recovery mode\n"), szToken);
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#else //!_DEBUG
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#define REG_TRACE_RECOVER()
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#define REPORT_ERROR(name, func) \
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func;
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#endif //_DEBUG
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///////////////////////////////////////
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#define MAX_TYPE MAX_VALUE
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#define MAX_VALUE 4096
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#ifndef ATL_NO_NAMESPACE
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namespace ATL
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{
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#endif
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class CParseBuffer
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{
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public:
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int nPos;
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int nSize;
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LPTSTR p;
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CParseBuffer(int nInitial);
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~CParseBuffer() {CoTaskMemFree(p);}
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BOOL AddChar(TCHAR ch);
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BOOL AddString(LPCOLESTR lpsz);
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LPTSTR Detach();
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};
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LPCTSTR rgszNeverDelete[] = //Component Catagories
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{
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_T("CLSID"), _T("TYPELIB")
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};
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const int cbNeverDelete = sizeof(rgszNeverDelete) / sizeof(LPCTSTR*);
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static LPTSTR StrChr(LPTSTR lpsz, TCHAR ch)
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{
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LPTSTR p = NULL;
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while (*lpsz)
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{
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if (*lpsz == ch)
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{
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p = lpsz;
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break;
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}
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lpsz = CharNext(lpsz);
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}
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return p;
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}
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static HKEY WINAPI HKeyFromString(LPTSTR szToken)
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{
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struct keymap
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{
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LPCTSTR lpsz;
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HKEY hkey;
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};
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static const keymap map[] = {
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{_T("HKCR"), HKEY_CLASSES_ROOT},
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{_T("HKCU"), HKEY_CURRENT_USER},
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{_T("HKLM"), HKEY_LOCAL_MACHINE},
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{_T("HKU"), HKEY_USERS},
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{_T("HKPD"), HKEY_PERFORMANCE_DATA},
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{_T("HKDD"), HKEY_DYN_DATA},
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{_T("HKCC"), HKEY_CURRENT_CONFIG},
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{_T("HKEY_CLASSES_ROOT"), HKEY_CLASSES_ROOT},
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{_T("HKEY_CURRENT_USER"), HKEY_CURRENT_USER},
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{_T("HKEY_LOCAL_MACHINE"), HKEY_LOCAL_MACHINE},
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{_T("HKEY_USERS"), HKEY_USERS},
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{_T("HKEY_PERFORMANCE_DATA"), HKEY_PERFORMANCE_DATA},
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{_T("HKEY_DYN_DATA"), HKEY_DYN_DATA},
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{_T("HKEY_CURRENT_CONFIG"), HKEY_CURRENT_CONFIG}
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};
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for (int i=0;i<sizeof(map)/sizeof(keymap);i++)
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{
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if (!lstrcmpi(szToken, map[i].lpsz))
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return map[i].hkey;
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}
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return NULL;
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}
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static HKEY HKeyFromCompoundString(LPTSTR szToken, LPTSTR& szTail)
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{
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if (NULL == szToken)
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return NULL;
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LPTSTR lpsz = StrChr(szToken, chDirSep);
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if (NULL == lpsz)
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return NULL;
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szTail = CharNext(lpsz);
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*lpsz = chEOS;
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HKEY hKey = HKeyFromString(szToken);
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*lpsz = chDirSep;
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return hKey;
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}
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static LPVOID QueryValue(HKEY hKey, LPCTSTR szValName, DWORD& dwType)
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{
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DWORD dwCount = 0;
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if (RegQueryValueEx(hKey, szValName, NULL, &dwType, NULL, &dwCount) != ERROR_SUCCESS)
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{
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ATLTRACE(_T("RegQueryValueEx failed for Value %s\n"), szValName);
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return NULL;
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}
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if (!dwCount)
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{
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ATLTRACE(_T("RegQueryValueEx returned 0 bytes\n"));
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return NULL;
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}
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// Not going to Check for fail on CoTaskMemAlloc & RegQueryValueEx as NULL
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// will be returned regardless if anything failed
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LPVOID pData = CoTaskMemAlloc(dwCount);
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RegQueryValueEx(hKey, szValName, NULL, &dwType, (LPBYTE) pData, &dwCount);
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return pData;
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}
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/////////////////////////////////////////////////////////////////////////////
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//
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HRESULT CRegParser::GenerateError(UINT nID)
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{
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// m_re.m_nID = nID;
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// m_re.m_cLines = m_cLines;
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return DISP_E_EXCEPTION;
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}
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CRegParser::CRegParser(CRegObject* pRegObj)
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{
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m_pRegObj = pRegObj;
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m_pchCur = NULL;
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m_cLines = 1;
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}
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BOOL CRegParser::IsSpace(TCHAR ch)
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{
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switch (ch)
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{
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case chSpace:
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case chTab:
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case chCR:
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case chLF:
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return TRUE;
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}
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return FALSE;
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}
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void CRegParser::IncrementLinePos()
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{
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m_pchCur = CharNext(m_pchCur);
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if (chLF == *m_pchCur)
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IncrementLineCount();
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}
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void CRegParser::SkipWhiteSpace()
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{
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while(IsSpace(*m_pchCur))
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IncrementLinePos();
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}
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HRESULT CRegParser::NextToken(LPTSTR szToken)
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{
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USES_CONVERSION;
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UINT ichToken = 0;
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SkipWhiteSpace();
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// NextToken cannot be called at EOS
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if (chEOS == *m_pchCur)
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return GenerateError(E_ATL_UNEXPECTED_EOS);
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// handle quoted value / key
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LPCTSTR szOrig = szToken;
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if (chQuote == *m_pchCur)
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{
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IncrementLinePos(); // Skip Quote
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while (chEOS != *m_pchCur && !EndOfVar())
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{
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if (chQuote == *m_pchCur) // If it is a quote that means we must skip it
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IncrementLinePos(); // as it has been escaped
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LPTSTR pchPrev = m_pchCur;
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IncrementLinePos();
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if (szToken + sizeof(WORD) >= MAX_VALUE + szOrig)
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return GenerateError(E_ATL_VALUE_TOO_LARGE);
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for (int i = 0; pchPrev+i < m_pchCur; i++, szToken++)
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*szToken = *(pchPrev+i);
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}
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if (chEOS == *m_pchCur)
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{
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ATLTRACE(_T("NextToken : Unexpected End of File\n"));
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return GenerateError(E_ATL_UNEXPECTED_EOS);
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}
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*szToken = chEOS;
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IncrementLinePos(); // Skip end quote
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}
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else
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{ // Handle non-quoted ie parse up till first "White Space"
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while (chEOS != *m_pchCur && !IsSpace(*m_pchCur))
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{
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LPTSTR pchPrev = m_pchCur;
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IncrementLinePos();
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if (szToken + sizeof(WORD) >= MAX_VALUE + szOrig)
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return GenerateError(E_ATL_VALUE_TOO_LARGE);
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for (int i = 0; pchPrev+i < m_pchCur; i++, szToken++)
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*szToken = *(pchPrev+i);
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}
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*szToken = chEOS;
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}
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return S_OK;
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}
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static BOOL VTFromRegType(LPCTSTR szValueType, VARTYPE& vt)
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{
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struct typemap
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{
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LPCTSTR lpsz;
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VARTYPE vt;
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};
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static const typemap map[] = {
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{szStringVal, VT_BSTR},
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{szDwordVal, VT_I4}
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};
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for (int i=0;i<sizeof(map)/sizeof(typemap);i++)
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{
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if (!lstrcmpi(szValueType, map[i].lpsz))
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{
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vt = map[i].vt;
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return TRUE;
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}
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}
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return FALSE;
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}
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HRESULT CRegParser::AddValue(CRegKey& rkParent,LPCTSTR szValueName, LPTSTR szToken)
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{
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USES_CONVERSION;
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HRESULT hr;
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TCHAR *szTypeToken;
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VARTYPE vt;
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LONG lRes = ERROR_SUCCESS;
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UINT nIDRes = 0;
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szTypeToken = (TCHAR *)malloc(sizeof(TCHAR)*MAX_TYPE);
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if (!szTypeToken) {
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return E_OUTOFMEMORY;
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}
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if (FAILED(hr = NextToken(szTypeToken))) {
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free(szTypeToken);
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return hr;
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}
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if (!VTFromRegType(szTypeToken, vt))
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{
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ATLTRACE(_T("%s Type not supported\n"), szTypeToken);
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free(szTypeToken);
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return GenerateError(E_ATL_TYPE_NOT_SUPPORTED);
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}
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TCHAR *szValue;
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szValue = (TCHAR *)malloc(sizeof(TCHAR) * MAX_VALUE);
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if (!szValue) {
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free(szTypeToken);
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return E_OUTOFMEMORY;
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}
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SkipWhiteSpace();
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if (FAILED(hr = NextToken(szValue))) {
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free(szValue);
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free(szTypeToken);
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return hr;
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}
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long lVal;
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switch (vt)
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{
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case VT_BSTR:
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lRes = rkParent.SetValue(szValue, szValueName);
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ATLTRACE(_T("Setting Value %s at %s\n"), szValue, !szValueName ? _T("default") : szValueName);
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break;
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case VT_I4:
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VarI4FromStr(T2OLE(szValue), 0, 0, &lVal);
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lRes = rkParent.SetValue(lVal, szValueName);
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ATLTRACE(_T("Setting Value %d at %s\n"), lVal, !szValueName ? _T("default") : szValueName);
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break;
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}
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if (ERROR_SUCCESS != lRes)
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{
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nIDRes = E_ATL_VALUE_SET_FAILED;
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hr = HRESULT_FROM_WIN32(lRes);
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}
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if (FAILED(hr = NextToken(szToken))) {
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free(szValue);
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free(szTypeToken);
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return hr;
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}
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free(szValue);
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free(szTypeToken);
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return S_OK;
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}
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BOOL CRegParser::CanForceRemoveKey(LPCTSTR szKey)
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{
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for (int iNoDel = 0; iNoDel < cbNeverDelete; iNoDel++)
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if (!lstrcmpi(szKey, rgszNeverDelete[iNoDel]))
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return FALSE; // We cannot delete it
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return TRUE;
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}
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BOOL CRegParser::HasSubKeys(HKEY hkey)
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{
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DWORD cbSubKeys = 0;
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|
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if (FAILED(RegQueryInfoKey(hkey, NULL, NULL, NULL,
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&cbSubKeys, NULL, NULL,
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|
NULL, NULL, NULL, NULL, NULL)))
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{
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|
ATLTRACE(_T("Should not be here!!\n"));
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_ASSERTE(FALSE);
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return FALSE;
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}
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|
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return cbSubKeys > 0;
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}
|
||
|
|
||
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BOOL CRegParser::HasValues(HKEY hkey)
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|
{
|
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|
DWORD cbValues = 0;
|
||
|
|
||
|
LONG lResult = RegQueryInfoKey(hkey, NULL, NULL, NULL,
|
||
|
NULL, NULL, NULL,
|
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|
&cbValues, NULL, NULL, NULL, NULL);
|
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|
if (ERROR_SUCCESS != lResult)
|
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|
{
|
||
|
ATLTRACE(_T("RegQueryInfoKey Failed "));
|
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|
_ASSERTE(FALSE);
|
||
|
return FALSE;
|
||
|
}
|
||
|
|
||
|
if (1 == cbValues)
|
||
|
{
|
||
|
DWORD cbData = 0;
|
||
|
lResult = RegQueryValueEx(hkey, NULL, NULL, NULL, NULL, &cbData);
|
||
|
|
||
|
if (ERROR_SUCCESS == lResult)
|
||
|
return !cbData;
|
||
|
else
|
||
|
return TRUE;
|
||
|
}
|
||
|
|
||
|
return cbValues > 0;
|
||
|
}
|
||
|
|
||
|
HRESULT CRegParser::SkipAssignment(LPTSTR szToken)
|
||
|
{
|
||
|
HRESULT hr;
|
||
|
TCHAR szValue[MAX_VALUE];
|
||
|
|
||
|
if (*szToken == chEquals)
|
||
|
{
|
||
|
RET_ON_ERROR(NextToken(szToken))
|
||
|
// Skip assignment
|
||
|
SkipWhiteSpace();
|
||
|
RET_ON_ERROR(NextToken(szValue));
|
||
|
RET_ON_ERROR(NextToken(szToken))
|
||
|
}
|
||
|
|
||
|
return S_OK;
|
||
|
}
|
||
|
|
||
|
|
||
|
HRESULT CRegParser::RegisterSubkeys(HKEY hkParent, BOOL bRegister, BOOL bRecover)
|
||
|
{
|
||
|
CRegKey keyCur;
|
||
|
TCHAR szToken[MAX_VALUE];
|
||
|
LONG lRes;
|
||
|
TCHAR szKey[MAX_VALUE];
|
||
|
BOOL bDelete = TRUE;
|
||
|
BOOL bInRecovery = bRecover;
|
||
|
HRESULT hr = S_OK;
|
||
|
|
||
|
ATLTRACE(_T("Num Els = %d\n"), cbNeverDelete);
|
||
|
RET_ON_ERROR(NextToken(szToken)) // Should be key name
|
||
|
|
||
|
|
||
|
while (*szToken != chRightBracket) // Continue till we see a }
|
||
|
{
|
||
|
BOOL bTokenDelete = !lstrcmpi(szToken, szDelete);
|
||
|
|
||
|
if (!lstrcmpi(szToken, szForceRemove) || bTokenDelete)
|
||
|
{
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
|
||
|
if (bRegister)
|
||
|
{
|
||
|
CRegKey rkForceRemove;
|
||
|
|
||
|
if (StrChr(szToken, chDirSep) != NULL)
|
||
|
return GenerateError(E_ATL_COMPOUND_KEY);
|
||
|
|
||
|
if (CanForceRemoveKey(szToken))
|
||
|
{
|
||
|
rkForceRemove.Attach(hkParent);
|
||
|
rkForceRemove.RecurseDeleteKey(szToken);
|
||
|
rkForceRemove.Detach();
|
||
|
}
|
||
|
if (bTokenDelete)
|
||
|
{
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
BREAK_ON_ERROR(SkipAssignment(szToken))
|
||
|
goto EndCheck;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
}
|
||
|
|
||
|
if (!lstrcmpi(szToken, szNoRemove))
|
||
|
{
|
||
|
bDelete = FALSE; // set even for register
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
}
|
||
|
|
||
|
if (!lstrcmpi(szToken, szValToken)) // need to add a value to hkParent
|
||
|
{
|
||
|
TCHAR szValueName[_MAX_PATH];
|
||
|
|
||
|
BREAK_ON_ERROR(NextToken(szValueName))
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
|
||
|
if (*szToken != chEquals)
|
||
|
return GenerateError(E_ATL_EXPECTING_EQUAL);
|
||
|
|
||
|
if (bRegister)
|
||
|
{
|
||
|
CRegKey rk;
|
||
|
|
||
|
rk.Attach(hkParent);
|
||
|
hr = AddValue(rk, szValueName, szToken);
|
||
|
rk.Detach();
|
||
|
|
||
|
if (FAILED(hr))
|
||
|
return hr;
|
||
|
|
||
|
goto EndCheck;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
if (!bRecover)
|
||
|
{
|
||
|
ATLTRACE(_T("Deleting %s\n"), szValueName);
|
||
|
REPORT_ERROR(_T("RegDeleteValue"), RegDeleteValue(hkParent, szValueName))
|
||
|
}
|
||
|
|
||
|
BREAK_ON_ERROR(SkipAssignment(szToken)) // Strip off type
|
||
|
continue; // can never have a subkey
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (StrChr(szToken, chDirSep) != NULL)
|
||
|
return GenerateError(E_ATL_COMPOUND_KEY);
|
||
|
|
||
|
if (bRegister)
|
||
|
{
|
||
|
lRes = keyCur.Open(hkParent, szToken, KEY_ALL_ACCESS);
|
||
|
if (ERROR_SUCCESS != lRes)
|
||
|
{
|
||
|
// Failed all access try read only
|
||
|
lRes = keyCur.Open(hkParent, szToken, KEY_READ);
|
||
|
if (ERROR_SUCCESS != lRes)
|
||
|
{
|
||
|
// Finally try creating it
|
||
|
ATLTRACE(_T("Creating key %s\n"), szToken);
|
||
|
lRes = keyCur.Create(hkParent, szToken);
|
||
|
if (ERROR_SUCCESS != lRes)
|
||
|
return GenerateError(E_ATL_CREATE_KEY_FAILED);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
|
||
|
if (*szToken == chEquals)
|
||
|
BREAK_ON_ERROR(AddValue(keyCur, NULL, szToken)) // NULL == default
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
if (!bRecover && keyCur.Open(hkParent, szToken) != ERROR_SUCCESS)
|
||
|
bRecover = TRUE;
|
||
|
|
||
|
// TRACE out Key open status and if in recovery mode
|
||
|
REG_TRACE_RECOVER()
|
||
|
|
||
|
// Remember Subkey
|
||
|
lstrcpyn(szKey, szToken, _MAX_PATH);
|
||
|
|
||
|
// If in recovery mode
|
||
|
|
||
|
if (bRecover || HasSubKeys(keyCur) || HasValues(keyCur))
|
||
|
{
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
BREAK_ON_ERROR(SkipAssignment(szToken))
|
||
|
|
||
|
if (*szToken == chLeftBracket)
|
||
|
{
|
||
|
BREAK_ON_ERROR(RegisterSubkeys(keyCur.m_hKey, bRegister, bRecover))
|
||
|
if (bRecover) // Turn off recovery if we are done
|
||
|
{
|
||
|
bRecover = bInRecovery;
|
||
|
ATLTRACE(_T("Ending Recovery Mode\n"));
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
BREAK_ON_ERROR(SkipAssignment(szToken))
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (!bRecover && HasSubKeys(keyCur))
|
||
|
{
|
||
|
// See if the KEY is in the NeverDelete list and if so, don't
|
||
|
if (CanForceRemoveKey(szKey))
|
||
|
{
|
||
|
ATLTRACE(_T("Deleting non-empty subkey %s by force\n"), szKey);
|
||
|
REPORT_ERROR(_T("RecurseDeleteKey"), keyCur.RecurseDeleteKey(szKey))
|
||
|
}
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
if (bRecover)
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
if (!bRecover && keyCur.Close() != ERROR_SUCCESS)
|
||
|
return GenerateError(E_ATL_CLOSE_KEY_FAILED);
|
||
|
|
||
|
if (!bRecover && bDelete)
|
||
|
{
|
||
|
ATLTRACE(_T("Deleting Key %s\n"), szKey);
|
||
|
REPORT_ERROR(_T("RegDeleteKey"), RegDeleteKey(hkParent, szKey))
|
||
|
}
|
||
|
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
BREAK_ON_ERROR(SkipAssignment(szToken))
|
||
|
}
|
||
|
|
||
|
EndCheck:
|
||
|
|
||
|
if (bRegister)
|
||
|
{
|
||
|
if (*szToken == chLeftBracket)
|
||
|
{
|
||
|
BREAK_ON_ERROR(RegisterSubkeys(keyCur.m_hKey, bRegister, FALSE))
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return hr;
|
||
|
}
|
||
|
|
||
|
LPTSTR CParseBuffer::Detach()
|
||
|
{
|
||
|
LPTSTR lp = p;
|
||
|
p = NULL;
|
||
|
return lp;
|
||
|
}
|
||
|
|
||
|
CParseBuffer::CParseBuffer(int nInitial)
|
||
|
{
|
||
|
nPos = 0;
|
||
|
nSize = nInitial;
|
||
|
p = (LPTSTR) CoTaskMemAlloc(nSize*sizeof(TCHAR));
|
||
|
if (!p) {
|
||
|
nSize = 0;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
BOOL CParseBuffer::AddString(LPCOLESTR lpsz)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
LPCTSTR lpszT = OLE2CT(lpsz);
|
||
|
while (*lpszT)
|
||
|
{
|
||
|
if (!AddChar(*lpszT))
|
||
|
return FALSE;
|
||
|
lpszT++;
|
||
|
}
|
||
|
return TRUE;
|
||
|
}
|
||
|
|
||
|
BOOL CParseBuffer::AddChar(TCHAR ch)
|
||
|
{
|
||
|
if (nPos == nSize) // realloc
|
||
|
{
|
||
|
p = (LPTSTR) CoTaskMemRealloc(p, nSize*2*sizeof(TCHAR));
|
||
|
if (p) {
|
||
|
nSize *= 2;
|
||
|
} else {
|
||
|
return FALSE;
|
||
|
}
|
||
|
}
|
||
|
p[nPos++] = ch;
|
||
|
return TRUE;
|
||
|
}
|
||
|
|
||
|
HRESULT CRegParser::PreProcessBuffer(LPTSTR lpszReg, LPTSTR* ppszReg)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
_ASSERTE(lpszReg != NULL);
|
||
|
_ASSERTE(ppszReg != NULL);
|
||
|
*ppszReg = NULL;
|
||
|
int nSize = lstrlen(lpszReg)*2;
|
||
|
CParseBuffer pb(nSize);
|
||
|
if (pb.p == NULL)
|
||
|
return E_OUTOFMEMORY;
|
||
|
m_pchCur = lpszReg;
|
||
|
HRESULT hr = S_OK;
|
||
|
|
||
|
while (*m_pchCur != NULL) // look for end
|
||
|
{
|
||
|
if (*m_pchCur == _T('%'))
|
||
|
{
|
||
|
IncrementLinePos();
|
||
|
if (*m_pchCur == _T('%'))
|
||
|
pb.AddChar(*m_pchCur);
|
||
|
else
|
||
|
{
|
||
|
LPTSTR lpszNext = StrChr(m_pchCur, _T('%'));
|
||
|
if (lpszNext == NULL)
|
||
|
{
|
||
|
ATLTRACE(_T("Error no closing % found\n"));
|
||
|
hr = GenerateError(E_ATL_UNEXPECTED_EOS);
|
||
|
break;
|
||
|
}
|
||
|
int nLength = int(lpszNext - m_pchCur);
|
||
|
if (nLength > 31)
|
||
|
{
|
||
|
hr = E_FAIL;
|
||
|
break;
|
||
|
}
|
||
|
TCHAR buf[32];
|
||
|
lstrcpyn(buf, m_pchCur, nLength+1);
|
||
|
LPCOLESTR lpszVar = m_pRegObj->StrFromMap(buf);
|
||
|
if (lpszVar == NULL)
|
||
|
{
|
||
|
hr = GenerateError(E_ATL_NOT_IN_MAP);
|
||
|
break;
|
||
|
}
|
||
|
pb.AddString(lpszVar);
|
||
|
while (m_pchCur != lpszNext)
|
||
|
IncrementLinePos();
|
||
|
}
|
||
|
}
|
||
|
else
|
||
|
pb.AddChar(*m_pchCur);
|
||
|
IncrementLinePos();
|
||
|
}
|
||
|
pb.AddChar(NULL);
|
||
|
if (SUCCEEDED(hr))
|
||
|
*ppszReg = pb.Detach();
|
||
|
return hr;
|
||
|
}
|
||
|
|
||
|
HRESULT CRegParser::RegisterBuffer(LPTSTR szBuffer, BOOL bRegister)
|
||
|
{
|
||
|
TCHAR szToken[_MAX_PATH];
|
||
|
HRESULT hr = S_OK;
|
||
|
|
||
|
LPTSTR szReg = NULL;
|
||
|
hr = PreProcessBuffer(szBuffer, &szReg);
|
||
|
if (FAILED(hr))
|
||
|
return hr;
|
||
|
|
||
|
m_pchCur = szReg;
|
||
|
|
||
|
// Preprocess szReg
|
||
|
|
||
|
while (chEOS != *m_pchCur)
|
||
|
{
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
HKEY hkBase;
|
||
|
if ((hkBase = HKeyFromString(szToken)) == NULL)
|
||
|
{
|
||
|
ATLTRACE(_T("HKeyFromString failed on %s\n"), szToken);
|
||
|
hr = GenerateError(E_ATL_BAD_HKEY);
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
BREAK_ON_ERROR(NextToken(szToken))
|
||
|
|
||
|
if (chLeftBracket != *szToken)
|
||
|
{
|
||
|
ATLTRACE(_T("Syntax error, expecting a {, found a %s\n"), szToken);
|
||
|
hr = GenerateError(E_ATL_MISSING_OPENKEY_TOKEN);
|
||
|
break;
|
||
|
}
|
||
|
if (bRegister)
|
||
|
{
|
||
|
LPTSTR szRegAtRegister = m_pchCur;
|
||
|
hr = RegisterSubkeys(hkBase, bRegister);
|
||
|
if (FAILED(hr))
|
||
|
{
|
||
|
ATLTRACE(_T("Failed to register, cleaning up!\n"));
|
||
|
m_pchCur = szRegAtRegister;
|
||
|
RegisterSubkeys(hkBase, FALSE);
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
BREAK_ON_ERROR(RegisterSubkeys(hkBase, bRegister))
|
||
|
}
|
||
|
|
||
|
SkipWhiteSpace();
|
||
|
}
|
||
|
CoTaskMemFree(szReg);
|
||
|
return hr;
|
||
|
}
|
||
|
|
||
|
HRESULT CExpansionVector::Add(LPCOLESTR lpszKey, LPCOLESTR lpszValue)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
HRESULT hr = S_OK;
|
||
|
|
||
|
EXPANDER* pExpand = NULL;
|
||
|
ATLTRY(pExpand = new EXPANDER);
|
||
|
if (pExpand == NULL)
|
||
|
return E_OUTOFMEMORY;
|
||
|
|
||
|
DWORD cbKey = (DWORD)((ocslen(lpszKey)+1)*sizeof(OLECHAR));
|
||
|
DWORD cbValue = (DWORD)((ocslen(lpszValue)+1)*sizeof(OLECHAR));
|
||
|
pExpand->szKey = (LPOLESTR)CoTaskMemAlloc(cbKey);
|
||
|
pExpand->szValue = (LPOLESTR)CoTaskMemAlloc(cbValue);
|
||
|
if (pExpand->szKey == NULL || pExpand->szValue == NULL)
|
||
|
{
|
||
|
CoTaskMemFree(pExpand->szKey);
|
||
|
CoTaskMemFree(pExpand->szValue);
|
||
|
delete pExpand;
|
||
|
return E_OUTOFMEMORY;
|
||
|
}
|
||
|
memcpy(pExpand->szKey, lpszKey, cbKey);
|
||
|
memcpy(pExpand->szValue, lpszValue, cbValue);
|
||
|
|
||
|
if (m_cEls == m_nSize)
|
||
|
{
|
||
|
EXPANDER ** pEx;
|
||
|
pEx = (EXPANDER**)realloc(m_p, m_nSize*2*sizeof(EXPANDER*));
|
||
|
if (pEx) {
|
||
|
m_p = pEx;
|
||
|
m_nSize*=2;
|
||
|
} else {
|
||
|
CoTaskMemFree(pExpand->szKey);
|
||
|
CoTaskMemFree(pExpand->szValue);
|
||
|
delete pExpand;
|
||
|
return E_OUTOFMEMORY;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (NULL != m_p)
|
||
|
{
|
||
|
m_p[m_cEls] = pExpand;
|
||
|
m_cEls++;
|
||
|
}
|
||
|
else
|
||
|
hr = E_OUTOFMEMORY;
|
||
|
|
||
|
return hr;
|
||
|
|
||
|
}
|
||
|
|
||
|
LPCOLESTR CExpansionVector::Find(LPTSTR lpszKey)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
for (int iExpand = 0; iExpand < m_cEls; iExpand++)
|
||
|
{
|
||
|
if (!lstrcmpi(OLE2T(m_p[iExpand]->szKey), lpszKey)) //are equal
|
||
|
return m_p[iExpand]->szValue;
|
||
|
}
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
HRESULT CExpansionVector::ClearReplacements()
|
||
|
{
|
||
|
for (int iExpand = 0; iExpand < m_cEls; iExpand++)
|
||
|
{
|
||
|
EXPANDER* pExp = m_p[iExpand];
|
||
|
CoTaskMemFree(pExp->szValue);
|
||
|
CoTaskMemFree(pExp->szKey);
|
||
|
delete pExp;
|
||
|
}
|
||
|
m_cEls = 0;
|
||
|
return S_OK;
|
||
|
}
|
||
|
|
||
|
HRESULT CRegObject::GenerateError(UINT nID)
|
||
|
{
|
||
|
// re.m_nID = nID;
|
||
|
// re.m_cLines = -1;
|
||
|
|
||
|
return DISP_E_EXCEPTION;
|
||
|
}
|
||
|
|
||
|
HRESULT STDMETHODCALLTYPE CRegObject::AddReplacement(LPCOLESTR lpszKey, LPCOLESTR lpszItem)
|
||
|
{
|
||
|
m_csMap.Lock();
|
||
|
HRESULT hr = m_RepMap.Add(lpszKey, lpszItem);
|
||
|
m_csMap.Unlock();
|
||
|
return hr;
|
||
|
}
|
||
|
|
||
|
HRESULT CRegObject::RegisterFromResource(LPCOLESTR bstrFileName, LPCTSTR szID,
|
||
|
LPCTSTR szType, BOOL bRegister)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
|
||
|
HRESULT hr;
|
||
|
CRegParser parser(this);
|
||
|
HINSTANCE hInstResDll;
|
||
|
HRSRC hrscReg;
|
||
|
HGLOBAL hReg;
|
||
|
DWORD dwSize;
|
||
|
LPSTR szRegA;
|
||
|
LPTSTR szReg;
|
||
|
|
||
|
hInstResDll = LoadLibraryEx(OLE2CT(bstrFileName), NULL, LOAD_LIBRARY_AS_DATAFILE);
|
||
|
|
||
|
if (NULL == hInstResDll)
|
||
|
{
|
||
|
ATLTRACE(_T("Failed to LoadLibrary on %s\n"), OLE2CT(bstrFileName));
|
||
|
hr = HRESULT_FROM_WIN32(GetLastError());
|
||
|
goto ReturnHR;
|
||
|
}
|
||
|
|
||
|
hrscReg = FindResource((HMODULE)hInstResDll, szID, szType);
|
||
|
|
||
|
if (NULL == hrscReg)
|
||
|
{
|
||
|
ATLTRACE(_T("Failed to FindResource on ID:%s TYPE:%s\n"), szID, szType);
|
||
|
hr = HRESULT_FROM_WIN32(GetLastError());
|
||
|
goto ReturnHR;
|
||
|
}
|
||
|
|
||
|
hReg = LoadResource((HMODULE)hInstResDll, hrscReg);
|
||
|
|
||
|
if (NULL == hReg)
|
||
|
{
|
||
|
ATLTRACE(_T("Failed to LoadResource \n"));
|
||
|
hr = HRESULT_FROM_WIN32(GetLastError());
|
||
|
goto ReturnHR;
|
||
|
}
|
||
|
|
||
|
dwSize = SizeofResource((HMODULE)hInstResDll, hrscReg);
|
||
|
szRegA = (LPSTR)hReg;
|
||
|
if (szRegA[dwSize] != NULL)
|
||
|
{
|
||
|
szRegA = (LPSTR)_alloca(dwSize+1);
|
||
|
memcpy(szRegA, (void*)hReg, dwSize+1);
|
||
|
szRegA[dwSize] = NULL;
|
||
|
}
|
||
|
|
||
|
szReg = A2T(szRegA);
|
||
|
|
||
|
#if defined(_DEBUG) && defined(DEBUG_REGISTRATION)
|
||
|
OutputDebugString(szReg); //would call ATLTRACE but szReg is > 512 bytes
|
||
|
OutputDebugString(_T("\n"));
|
||
|
#endif //_DEBUG
|
||
|
|
||
|
hr = parser.RegisterBuffer(szReg, bRegister);
|
||
|
|
||
|
ReturnHR:
|
||
|
|
||
|
if (NULL != hInstResDll)
|
||
|
FreeLibrary((HMODULE)hInstResDll);
|
||
|
return hr;
|
||
|
}
|
||
|
|
||
|
HRESULT STDMETHODCALLTYPE CRegObject::ResourceRegister(LPCOLESTR szFileName, UINT nID, LPCOLESTR szType)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
return RegisterFromResource(szFileName, MAKEINTRESOURCE(nID), OLE2CT(szType), TRUE);
|
||
|
}
|
||
|
|
||
|
HRESULT STDMETHODCALLTYPE CRegObject::ResourceRegisterSz(LPCOLESTR szFileName, LPCOLESTR szID, LPCOLESTR szType)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
|
||
|
if (szID == NULL || szType == NULL)
|
||
|
return E_INVALIDARG;
|
||
|
|
||
|
return RegisterFromResource(szFileName, OLE2CT(szID), OLE2CT(szType), TRUE);
|
||
|
}
|
||
|
|
||
|
HRESULT STDMETHODCALLTYPE CRegObject::ResourceUnregister(LPCOLESTR szFileName, UINT nID, LPCOLESTR szType)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
return RegisterFromResource(szFileName, MAKEINTRESOURCE(nID), OLE2CT(szType), FALSE);
|
||
|
}
|
||
|
|
||
|
HRESULT STDMETHODCALLTYPE CRegObject::ResourceUnregisterSz(LPCOLESTR szFileName, LPCOLESTR szID, LPCOLESTR szType)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
if (szID == NULL || szType == NULL)
|
||
|
return E_INVALIDARG;
|
||
|
|
||
|
return RegisterFromResource(szFileName, OLE2CT(szID), OLE2CT(szType), FALSE);
|
||
|
}
|
||
|
|
||
|
HRESULT CRegObject::RegisterWithString(LPCOLESTR bstrData, BOOL bRegister)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
CRegParser parser(this);
|
||
|
|
||
|
|
||
|
LPCTSTR szReg = OLE2CT(bstrData);
|
||
|
|
||
|
#if defined(_DEBUG) && defined(DEBUG_REGISTRATION)
|
||
|
OutputDebugString(szReg); //would call ATLTRACE but szReg is > 512 bytes
|
||
|
OutputDebugString(_T("\n"));
|
||
|
#endif //_DEBUG
|
||
|
|
||
|
if (szReg) {
|
||
|
HRESULT hr = parser.RegisterBuffer((LPTSTR)szReg, bRegister);
|
||
|
return hr;
|
||
|
} else {
|
||
|
return S_OK;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
HRESULT CRegObject::ClearReplacements()
|
||
|
{
|
||
|
m_csMap.Lock();
|
||
|
HRESULT hr = m_RepMap.ClearReplacements();
|
||
|
m_csMap.Unlock();
|
||
|
return hr;
|
||
|
}
|
||
|
|
||
|
|
||
|
LPCOLESTR CRegObject::StrFromMap(LPTSTR lpszKey)
|
||
|
{
|
||
|
m_csMap.Lock();
|
||
|
LPCOLESTR lpsz = m_RepMap.Find(lpszKey);
|
||
|
if (lpsz == NULL) // not found!!
|
||
|
ATLTRACE(_T("Map Entry not found\n"));
|
||
|
m_csMap.Unlock();
|
||
|
return lpsz;
|
||
|
}
|
||
|
|
||
|
HRESULT CRegObject::MemMapAndRegister(LPCOLESTR bstrFileName, BOOL bRegister)
|
||
|
{
|
||
|
USES_CONVERSION;
|
||
|
|
||
|
CRegParser parser(this);
|
||
|
|
||
|
HANDLE hFile = CreateFile(OLE2CT(bstrFileName), GENERIC_READ, 0, NULL,
|
||
|
OPEN_EXISTING,
|
||
|
FILE_ATTRIBUTE_READONLY,
|
||
|
NULL);
|
||
|
|
||
|
if (INVALID_HANDLE_VALUE == hFile)
|
||
|
{
|
||
|
ATLTRACE(_T("Failed to CreateFile on %s\n"), OLE2CT(bstrFileName));
|
||
|
return HRESULT_FROM_WIN32(GetLastError());
|
||
|
}
|
||
|
|
||
|
DWORD cbFile = GetFileSize(hFile, NULL); // No HiOrder DWORD required
|
||
|
|
||
|
HANDLE hMapping = CreateFileMapping(hFile, NULL, PAGE_READONLY, 0, 0, NULL);
|
||
|
|
||
|
if (NULL == hMapping)
|
||
|
{
|
||
|
ATLTRACE(_T("Failed to CreateFileMapping\n"));
|
||
|
return HRESULT_FROM_WIN32(GetLastError());
|
||
|
}
|
||
|
|
||
|
LPVOID pMap = MapViewOfFile(hMapping, FILE_MAP_READ, 0, 0, 0);
|
||
|
|
||
|
if (NULL == pMap)
|
||
|
{
|
||
|
ATLTRACE(_T("Failed to MapViewOfFile\n"));
|
||
|
return HRESULT_FROM_WIN32(GetLastError());
|
||
|
}
|
||
|
|
||
|
LPTSTR szReg = A2T((char*)pMap);
|
||
|
|
||
|
if (chEOS != szReg[cbFile]) //ensure buffer is NULL terminated
|
||
|
{
|
||
|
ATLTRACE(_T("ERROR : Bad or missing End of File\n"));
|
||
|
return E_FAIL; // make a real error
|
||
|
}
|
||
|
|
||
|
#if defined(_DEBUG) && defined(DEBUG_REGISTRATION)
|
||
|
OutputDebugString(szReg); //would call ATLTRACE but szReg is > 512 bytes
|
||
|
OutputDebugString(_T("\n"));
|
||
|
#endif //_DEBUG
|
||
|
|
||
|
HRESULT hRes = parser.RegisterBuffer(szReg, bRegister);
|
||
|
|
||
|
// if (FAILED(hRes))
|
||
|
// re = parser.GetRegException();
|
||
|
|
||
|
UnmapViewOfFile(pMap);
|
||
|
CloseHandle(hMapping);
|
||
|
CloseHandle(hFile);
|
||
|
|
||
|
return hRes;
|
||
|
}
|
||
|
|
||
|
HRESULT STDMETHODCALLTYPE CRegObject::FileRegister(LPCOLESTR bstrFileName)
|
||
|
{
|
||
|
return MemMapAndRegister(bstrFileName, TRUE);
|
||
|
}
|
||
|
|
||
|
HRESULT STDMETHODCALLTYPE CRegObject::FileUnregister(LPCOLESTR bstrFileName)
|
||
|
{
|
||
|
return MemMapAndRegister(bstrFileName, FALSE);
|
||
|
}
|
||
|
|
||
|
HRESULT STDMETHODCALLTYPE CRegObject::StringRegister(LPCOLESTR bstrData)
|
||
|
{
|
||
|
return RegisterWithString(bstrData, TRUE);
|
||
|
}
|
||
|
|
||
|
HRESULT STDMETHODCALLTYPE CRegObject::StringUnregister(LPCOLESTR bstrData)
|
||
|
{
|
||
|
return RegisterWithString(bstrData, FALSE);
|
||
|
}
|
||
|
|
||
|
#ifndef ATL_NO_NAMESPACE
|
||
|
}; //namespace ATL
|
||
|
#endif
|