windows-nt/Source/XPSP1/NT/inetsrv/iis/setup/osrc/registry.h
2020-09-26 16:20:57 +08:00

158 lines
4.8 KiB
C++

#ifndef _REGISTRY_H_
#define _CRegKey_REGISTRY_defined_can_not_include_ATLBASE_H_/* new #def name */
#define _REGISTRY_H_ /* old #def name */
//----------------------------------------------------------------
// we need the new explicit name since TW_Util.* needs to know if
// its defined in the iis\ui\setup\osrc directory that also defines
// a CRegKey class. If so it will have trouble including a std
// windows file called <AtlBase.h>
// It keys off of: _CRegKey_REGISTRY_nonATLBASE_H_
//----------------------------------------------------------------
/****************************************************************************
REGISTRY.H
****************************************************************************/
// Forward declarations
class CRegKey ;
class CRegValueIter ;
class CRegKeyIter ;
// Maximum size of a Registry class name
#define CREGKEY_MAX_CLASS_NAME MAX_PATH
// Wrapper for a Registry key handle.
class CRegKey : public CObject
{
protected:
HKEY m_hKey ;
DWORD m_dwDisposition ;
// Prepare to read a value by finding the value's size.
LONG PrepareValue ( LPCTSTR pchValueName,
DWORD * pdwType,
DWORD * pcbSize,
BYTE ** ppbData ) ;
// Convert a CStringList to the REG_MULTI_SZ format
static LONG FlattenValue ( CStringList & strList,
DWORD * pcbSize,
BYTE ** ppbData ) ;
// Convert a CByteArray to a REG_BINARY block
static LONG FlattenValue ( CByteArray & abData,
DWORD * pcbSize,
BYTE ** ppbData ) ;
public:
// Key information return structure
typedef struct
{
TCHAR chBuff [CREGKEY_MAX_CLASS_NAME] ;
DWORD dwClassNameSize,
dwNumSubKeys,
dwMaxSubKey,
dwMaxClass,
dwMaxValues,
dwMaxValueName,
dwMaxValueData,
dwSecDesc ;
FILETIME ftKey ;
} CREGKEY_KEY_INFO ;
// Standard constructor for an existing key
CRegKey ( HKEY hKeyBase,
LPCTSTR pchSubKey = NULL,
REGSAM regSam = KEY_ALL_ACCESS ) ;
// Constructor creating a new key.
CRegKey ( LPCTSTR lpSubKey,
HKEY hKeyBase,
LPCTSTR lpValueName = NULL,
DWORD dwType = 0,
LPBYTE lpValueData = NULL,
DWORD cbValueData = 0);
~ CRegKey () ;
// Allow a CRegKey to be used anywhere an HKEY is required.
operator HKEY ()
{ return m_hKey ; }
// Fill a key information structure
LONG QueryKeyInfo ( CREGKEY_KEY_INFO * pRegKeyInfo ) ;
// Overloaded value query members; each returns ERROR_INVALID_PARAMETER
// if data exists but not in correct form to deliver into result object.
LONG QueryValue ( LPCTSTR pchValueName, CString & strResult ) ;
LONG QueryValue ( LPCTSTR pchValueName, CStringList & strList ) ;
LONG QueryValue ( LPCTSTR pchValueName, DWORD & dwResult ) ;
LONG QueryValue ( LPCTSTR pchValueName, CByteArray & abResult ) ;
LONG QueryValue ( LPCTSTR pchValueName, void * pvResult, DWORD cbSize );
// Overloaded value setting members.
LONG SetValue ( LPCTSTR pchValueName, LPCTSTR szResult, BOOL fExpand = FALSE ) ;
LONG SetValue ( LPCTSTR pchValueName, CStringList & strList ) ;
LONG SetValue ( LPCTSTR pchValueName, DWORD dwResult ) ;
LONG SetValue ( LPCTSTR pchValueName, CByteArray & abResult ) ;
LONG SetValue ( LPCTSTR pchValueName, void * pvResult, DWORD cbSize );
LONG DeleteValue( LPCTSTR pchKeyName );
LONG DeleteTree( LPCTSTR pchKeyName );
int m_iDisplayWarnings;
};
// Iterate the values of a key, return the name and type
// of each.
class CRegValueIter : public CObject
{
protected:
CRegKey & m_rk_iter ;
DWORD m_dw_index ;
TCHAR * m_p_buffer ;
DWORD m_cb_buffer ;
public:
CRegValueIter ( CRegKey & regKey ) ;
~ CRegValueIter () ;
// Get the name (and optional last write time) of the next key.
LONG Next ( CString * pstrName, DWORD * pdwType ) ;
LONG Next ( CString * pstrName, CString * pstrValue );
// decrement the m_dw_index to account for deleted keys
void Decrement( DWORD delta = 1 ) {m_dw_index -= delta;}
// Reset the iterator
void Reset ()
{ m_dw_index = 0 ; }
};
// Iterate the sub-key names of a key.
class CRegKeyIter : public CObject
{
protected:
CRegKey & m_rk_iter ;
DWORD m_dw_index ;
TCHAR * m_p_buffer ;
DWORD m_cb_buffer ;
public:
CRegKeyIter ( CRegKey & regKey ) ;
~ CRegKeyIter () ;
// Get the name (and optional last write time) of the next key.
LONG Next ( CString * pstrName, CTime * pTime = NULL ) ;
// Reset the iterator
void Reset ()
{ m_dw_index = 0 ; }
};
#endif // _REGISTRY_H_