Files
epics-base/modules/ca/src/client/bhe.h
Dirk Zimoch 36a8b51d8e CleanupWhitespace
removed spaces at end of line

replaced tabs with spaces
2020-05-20 14:48:09 -07:00

113 lines
3.5 KiB
C++

/*************************************************************************\
* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
* National Laboratory.
* Copyright (c) 2002 The Regents of the University of California, as
* Operator of Los Alamos National Laboratory.
* EPICS BASE is distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
\*************************************************************************/
/*
*
* L O S A L A M O S
* Los Alamos National Laboratory
* Los Alamos, New Mexico 87545
*
* Copyright, 1986, The Regents of the University of California.
*
* Author: Jeff Hill
*/
#ifndef INC_bhe_H
#define INC_bhe_H
#include "tsDLList.h"
#include "tsFreeList.h"
#include "epicsTime.h"
#include "compilerDependencies.h"
#include "libCaAPI.h"
#include "inetAddrID.h"
#include "caProto.h"
class tcpiiu;
class bheMemoryManager;
// using a pure abstract wrapper class around the free list avoids
// Tornado 2.0.1 GNU compiler bugs
class LIBCA_API bheMemoryManager {
public:
virtual ~bheMemoryManager ();
virtual void * allocate ( size_t ) = 0;
virtual void release ( void * ) = 0;
};
class bhe : public tsSLNode < bhe >, public inetAddrID {
public:
LIBCA_API bhe (
epicsMutex &, const epicsTime & initialTimeStamp,
unsigned initialBeaconNumber, const inetAddrID & addr );
LIBCA_API ~bhe ();
LIBCA_API bool updatePeriod (
epicsGuard < epicsMutex > &,
const epicsTime & programBeginTime,
const epicsTime & currentTime, ca_uint32_t beaconNumber,
unsigned protocolRevision );
LIBCA_API double period ( epicsGuard < epicsMutex > & ) const;
LIBCA_API epicsTime updateTime ( epicsGuard < epicsMutex > & ) const;
LIBCA_API void show ( unsigned level ) const;
LIBCA_API void show ( epicsGuard < epicsMutex > &, unsigned /* level */ ) const;
LIBCA_API void registerIIU ( epicsGuard < epicsMutex > &, tcpiiu & );
LIBCA_API void unregisterIIU ( epicsGuard < epicsMutex > &, tcpiiu & );
LIBCA_API void * operator new ( size_t size, bheMemoryManager & );
#ifdef CXX_PLACEMENT_DELETE
LIBCA_API void operator delete ( void *, bheMemoryManager & );
#endif
private:
epicsTime timeStamp;
double averagePeriod;
epicsMutex & mutex;
tcpiiu * pIIU;
ca_uint32_t lastBeaconNumber;
void beaconAnomalyNotify ( epicsGuard < epicsMutex > & );
void logBeacon ( const char * pDiagnostic,
const double & currentPeriod,
const epicsTime & currentTime );
void logBeaconDiscard ( unsigned beaconAdvance,
const epicsTime & currentTime );
bhe ( const bhe & );
bhe & operator = ( const bhe & );
LIBCA_API void operator delete ( void * );
};
// using a wrapper class around the free list avoids
// Tornado 2.0.1 GNU compiler bugs
class bheFreeStore : public bheMemoryManager {
public:
bheFreeStore () {}
void * allocate ( size_t );
void release ( void * );
private:
tsFreeList < bhe, 0x100 > freeList;
bheFreeStore ( const bheFreeStore & );
bheFreeStore & operator = ( const bheFreeStore & );
};
inline void * bhe::operator new ( size_t size,
bheMemoryManager & mgr )
{
return mgr.allocate ( size );
}
#ifdef CXX_PLACEMENT_DELETE
inline void bhe::operator delete ( void * pCadaver,
bheMemoryManager & mgr )
{
mgr.release ( pCadaver );
}
#endif
#endif // ifndef INC_bhe_H