windows-nt/Source/XPSP1/NT/base/screg/winreg/client/client.h

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 1992 Microsoft Corporation
Module Name:
client.h
Abstract:
This module is the header file for the client side of the Win32 DLL
Author:
Ramon J. San Andres (ramonsa) 13-May-1992
--*/
#if DBG
extern BOOLEAN BreakPointOnEntry;
#endif
//
// Macros to manage local versus remote handles (HKEYs), as
// well as class registration keys from HKEY_CLASSES_ROOT
//
#define REMOTE_HANDLE_TAG ( 0x00000001 )
#define REG_CLASSES_MASK ( 0x00000003 )
#define REG_CLASSES_SPECIAL_TAG ( 0x00000002 )
//
// BOOL
// IsLocalHandle(
// IN HKEY Handle
// );
//
#define IsLocalHandle( Handle ) \
( ! ((( DWORD_PTR )( Handle )) & REMOTE_HANDLE_TAG ))
//
// BOOL
// IsSpeciaClassesHandle(
// IN HKEY Handle
// );
//
#define IsSpecialClassesHandle( Handle ) \
( ((( DWORD_PTR )( Handle )) & REG_CLASSES_SPECIAL_TAG ))
//
// VOID
// TagRemoteHandle(
// IN PHKEY Handle
// );
//
#define TagRemoteHandle( Handle ) \
ASSERT( IsLocalHandle( *Handle )); \
( *Handle = (( HKEY )((( DWORD_PTR )( *Handle )) | REMOTE_HANDLE_TAG )))
//
// HKEY
// DereferenceRemoteHandle(
// IN HKEY Handle
// );
//
#define DereferenceRemoteHandle( Handle ) \
(( HKEY )((( DWORD_PTR )( Handle )) & ~REMOTE_HANDLE_TAG ))
//
// HKEY
// TagSpecialClassesHandle (
// IN HKEY Handle
// );
//
#define TagSpecialClassesHandle( Handle ) \
ASSERT( IsLocalHandle( *Handle )); \
( *Handle = (( HKEY )((( ULONG_PTR )( *Handle )) | REG_CLASSES_SPECIAL_TAG )))
//
// disable predefined cache not enabled on remote !
//
#define CLOSE_LOCAL_HANDLE(TempHandle) \
if( TempHandle != NULL ) { \
/* disable cache is not enabled on remote registry */ \
ASSERT( IsLocalHandle(TempHandle) ); \
LocalBaseRegCloseKey(&TempHandle); \
}
#if defined(LEAK_TRACK)
typedef struct _RegLeakTraceInfo {
DWORD dwMaxStackDepth;
LPTSTR szSymPath;
BOOL bEnableLeakTrack;
} RegLeakTraceInfo;
extern RegLeakTraceInfo g_RegLeakTraceInfo;
#endif // LEAK_TRACK