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//+--------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1992 - 1992.
//
// File: entry.hxx
//
// Contents: Entry management classes
//
// Classes: PEntry
// CDirectEntry
// CTransactedEntry
//
//---------------------------------------------------------------
#ifndef __ENTRY_HXX__
#define __ENTRY_HXX__
#include <msf.hxx>
//+--------------------------------------------------------------
//
// Class: PEntry (en)
//
// Purpose: Entry management
//
// Interface: See below
//
//---------------------------------------------------------------
#define ROOT_LUID 1
#define MINISTREAM_LUID 2
#define ITERATOR_LUID 3
#define LUID_BASE 4
class PEntry
{
public:
inline DFLUID GetLuid(void);
virtual SCODE GetTime(WHICHTIME wt, TIME_T *ptm) = 0;
virtual SCODE SetTime(WHICHTIME wt, TIME_T tm) = 0;
SCODE CopyTimesFrom(PEntry *penFrom);
static inline DFLUID GetNewLuid(void);
protected:
PEntry(DFLUID dl);
private:
static DFLUID _dlBase;
const DFLUID _dl;
};
//+--------------------------------------------------------------
//
// Member: PEntry::GetNewLuid, public
//
// Synopsis: Returns a new luid
//
//---------------------------------------------------------------
inline DFLUID PEntry::GetNewLuid(void)
{
DFLUID dl = _dlBase;
AtomicInc((long *)&_dlBase);
return dl;
}
//+--------------------------------------------------------------
//
// Member: PEntry::PEntry, protected
//
// Synopsis: Constructor, sets luid
//
//---------------------------------------------------------------
inline PEntry::PEntry(DFLUID dl)
: _dl(dl)
{
}
//+--------------------------------------------------------------
//
// Member: PEntry::GetLuid, public
//
// Synopsis: Returns the luid
//
//---------------------------------------------------------------
inline DFLUID PEntry::GetLuid(void)
{
return _dl;
}
//+--------------------------------------------------------------
//
// Class: CTransactedEntry (ten)
//
// Purpose: Transacted entry management
//
// Interface: See below
//
//---------------------------------------------------------------
class CTransactedEntry
{
public:
inline void GetTime(WHICHTIME wt, TIME_T *ptm);
inline void SetTime(WHICHTIME wt, TIME_T tm);
private:
TIME_T _tt[3];
};
//+--------------------------------------------------------------
//
// Member: CTransactedEntry::GetTime, public
//
// Synopsis: Returns the time
//
//---------------------------------------------------------------
inline void CTransactedEntry::GetTime(WHICHTIME wt, TIME_T *ptm)
{
msfAssert(wt >= 0 && wt < 3);
*ptm = _tt[wt];
}
//+--------------------------------------------------------------
//
// Member: CTransactedEntry::SetTime, public
//
// Synopsis: Sets the time
//
//---------------------------------------------------------------
inline void CTransactedEntry::SetTime(WHICHTIME wt, TIME_T tm)
{
msfAssert(wt >= 0 && wt < 3);
_tt[wt] = tm;
}
#endif // #ifndef __ENTRY_HXX__
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