Windows2003-3790/multimedia/media/msacm/msacmmap/profile.h
2020-09-30 16:53:55 +02:00

196 lines
4.7 KiB
C

//==========================================================================;
//
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
// PURPOSE.
//
// Copyright (c) 1994-1996 Microsoft Corporation
//
//--------------------------------------------------------------------------;
//
// profile.h
//
// Description:
//
// This file contains definitions supporting the code in profile.c
// which accesses the registry directly.
//
//==========================================================================;
#ifndef _PROFILE_H_
#define _PROFILE_H_
#ifdef __cplusplus
extern "C" // assume C declarations for C++
{
#endif
#ifndef INLINE
#define INLINE __inline
#endif
//
// The Chicago Win16 header files are messed up somehow, so we have to
// define this stuff ourselves.
//
#ifndef REG_DWORD
#pragma message("profile.h: Manually defining REG_DWORD!!!")
#define REG_DWORD ( 4 )
#endif
#ifndef ERROR_SUCCESS
#pragma message("profile.h: Manually defining ERROR_SUCCESS!!!")
#define ERROR_SUCCESS 0L
#endif
//--------------------------------------------------------------------------;
//
// Function Prototypes from profile.c
//
//--------------------------------------------------------------------------;
HKEY FNGLOBAL IRegOpenKey
(
LPCTSTR pszKeyName
);
BOOL FNGLOBAL IRegReadString
(
HKEY hkey,
LPCTSTR pszValue,
LPTSTR pszData,
DWORD cchData
);
DWORD FNGLOBAL IRegReadDwordDefault
(
HKEY hkey,
LPCTSTR pszValue,
DWORD dwDefault
);
//--------------------------------------------------------------------------;
//
// VOID IRegWriteString
//
// Description:
// This routine writes a value to an opened registry key. If the key
// is NULL, we return without doing anything.
//
// Arguments:
// HKEY hkey: An open registry key.
// LPCTSTR pszValue: Name of the value.
// LPCTSTR pszData: The data to write.
//
// Return (BOOL): TRUE indicates success. FALSE otherwise.
//
//--------------------------------------------------------------------------;
INLINE BOOL IRegWriteString
(
HKEY hkey,
LPCTSTR pszValue,
LPCTSTR pszData
)
{
LONG lResult;
lResult = RegSetValueEx( hkey, pszValue, 0L, REG_SZ, (LPBYTE)pszData,
sizeof(TCHAR) * (1+lstrlen(pszData)) );
return (ERROR_SUCCESS == lResult);
}
//--------------------------------------------------------------------------;
//
// VOID IRegWriteDword
//
// Description:
// This routine writes a DWORD to the given value an open key.
//
// Arguments:
// HKEY hkey: Registry key to read from.
// LPCTSTR pszValue:
// DWORD dwData:
//
// Return (BOOL): TRUE if successfull. FALSE otherwise
//
//--------------------------------------------------------------------------;
INLINE BOOL IRegWriteDword
(
HKEY hkey,
LPCTSTR pszValue,
DWORD dwData
)
{
LONG lResult;
lResult = RegSetValueEx( hkey, pszValue, 0, REG_DWORD,
(LPBYTE)&dwData, sizeof(DWORD) );
return (ERROR_SUCCESS == lResult);
}
//--------------------------------------------------------------------------;
//
// BOOL IRegValueExists
//
// Description:
// This routine returns TRUE if the specified value exists in the
// key; otherwise FALSE is returned.
//
// Arguments:
// HKEY hkey: An open registry key.
// LPCTSTR pszValue: Name of the value.
//
// Return (BOOL):
//
//--------------------------------------------------------------------------;
INLINE BOOL IRegValueExists
(
HKEY hkey,
LPCTSTR pszValue
)
{
return ( ERROR_SUCCESS == RegQueryValueEx( hkey, (LPTSTR)pszValue,
NULL, NULL, NULL, NULL ) );
}
//--------------------------------------------------------------------------;
//
// VOID IRegCloseKey
//
// Description:
// Closes an open key (but only if it's non-NULL).
//
//--------------------------------------------------------------------------;
INLINE VOID IRegCloseKey
(
HKEY hkey
)
{
if( NULL != hkey )
{
RegCloseKey( hkey );
}
}
#ifdef __cplusplus
} // end of extern "C" {
#endif
#endif // _PROFILE_H_