Imported CSS files
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Sakbe
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/*
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* Copyright 2011 EFDA | European Fusion Development Agreement
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*
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* Licensed under the EUPL, Version 1.1 or - as soon they
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will be approved by the European Commission - subsequent
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versions of the EUPL (the "Licence");
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* You may not use this work except in compliance with the
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Licence.
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* You may obtain a copy of the Licence at:
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*
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* http://ec.europa.eu/idabc/eupl
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*
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* Unless required by applicable law or agreed to in
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writing, software distributed under the Licence is
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distributed on an "AS IS" basis,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
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express or implied.
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* See the Licence for the specific language governing
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permissions and limitations under the Licence.
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*
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* $Id$
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*
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**/
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#if !defined (EPICS_HANDLER)
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#define EPICS_HANDLER
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#include "System.h"
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#include "GCNamedObject.h"
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#include "HttpInterface.h"
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#include "FString.h"
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#include "CountSem.h"
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//#include "epicsGuard.h"
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#include "exServer.h"
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//
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// special gddDestructor guarantees same form of new and delete
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//
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class float32Destructor: public gddDestructor {
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virtual void run ( void * pUntyped ) {
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aitFloat32 * pf = reinterpret_cast < aitFloat32 * > ( pUntyped );
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delete [] pf;
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}
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};
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class float64Destructor: public gddDestructor {
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virtual void run ( void * pUntyped ) {
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aitFloat64 * pf = reinterpret_cast < aitFloat64 * > ( pUntyped );
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delete [] pf;
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}
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};
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class int8Destructor: public gddDestructor {
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virtual void run ( void * pUntyped ) {
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aitInt8 * pf = reinterpret_cast < aitInt8 * > ( pUntyped );
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delete [] pf;
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}
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};
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class int16Destructor: public gddDestructor {
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virtual void run ( void * pUntyped ) {
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aitInt16 * pf = reinterpret_cast < aitInt16 * > ( pUntyped );
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delete [] pf;
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}
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};
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class int32Destructor: public gddDestructor {
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virtual void run ( void * pUntyped ) {
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aitInt32 * pf = reinterpret_cast < aitInt32 * > ( pUntyped );
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delete [] pf;
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}
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};
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/*
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// aitInt64 not supported by GDD
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class int64Destructor: public gddDestructor {
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virtual void run ( void * pUntyped ) {
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aitInt64 * pf = reinterpret_cast < aitInt64 * > ( pUntyped );
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delete [] pf;
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}
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};
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*/
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/*
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void callback (void * args);
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void callback_event (void * args);
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*/
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// nel buffer circolare ogni entry dev'essere casta in questo modo
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// value è il contenitore dei dati.
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//nel buffer non ce frammentazione perche sfruttiamo un buffer circolare
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#define CB_HEADER_MAGIC 0xBEEF
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typedef struct _cbHeader {
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uint16 magic;
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uint16 id;
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uint32 timestamp; // aggiunto con dolore per finire il progetto.. :-|
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uint32 value [];
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} cbHeader;
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typedef struct _subscriber {
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int count;
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int size;
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BasicTypeDescriptor type;
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int statisticPut;
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int statisticGet;
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} subscriber;
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OBJECT_DLL(EPICSHandler)
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;
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class EPICSHandler
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: public GCNamedObject, public HttpInterface
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{
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OBJECT_DLL_STUFF(EPICSHandler)
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//friend void callback (void * args);
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//friend void callback_event (void * args);
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private:
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//process variables prefix
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FString pvPrefix;
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bool setup_complete; // setup status (yes complete no nou complete)
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//debug level
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unsigned debugLevel;
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//scanOn true or false
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bool scanOn;
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//asyncScan true or false
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bool asyncScan;
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//asyncDelay
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double asyncDelay;
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//maxsimulasyncio
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unsigned maxSimultAsyncIO;
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TID threadID;
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int32 cpuMask;
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TID threadID_event;
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int32 cpuMask_event;
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//Number of process variables
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int32 numberOfPVs;
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// PVs are registered in the pCAS
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exServer * pCAS;
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// list of PV to register to the pCAS
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pvInfo ** pvList ;
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// subscriber support list
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subscriber * subList;
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int subListSize;
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// buffer support data
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int buffer_size ;
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int buffer_align ;
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int32 buffer_free ;
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cbHeader * buffer_head;
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cbHeader * buffer_tail;
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int buffer_err;
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char * buffer_ptr;
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CountSem sem;
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TimeoutType timeout;
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char * subBuffer;
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unsigned subSize;
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public:
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static const char * css;
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static const char * aitEnum_strings[];
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static const char * excasIoType_strings[];
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static const char * tf_strings[];
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static const int tf_values[];
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static const char * menuAlarmSevr_strings[];
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static const char * menuAlarmStat_strings[];
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static const char * menuScan_strings[];
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static const char * menuYesNo_strings[];
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static const int menu_values[];
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static const float menuScan_values[];
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/**
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* Converts a null terminated string to an aitEnum value
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*/
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static aitEnum ConvertToaitEnum (const char * s );
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static excasIoType ConvertToexcasIoType(const char * s);
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inline const exServer * getCaServer() const {
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return pCAS;
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} ;
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// TODO
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EPICSHandler() {
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setup_complete = false;
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numberOfPVs = 0;
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pCAS = 0;
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pvList = 0;
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subList = 0;
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subListSize = 0;
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buffer_size = 0;
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buffer_align = 0;
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buffer_head = 0;
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buffer_tail = 0;
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buffer_ptr = 0;
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buffer_err = 0; // last error issued by the circular buffer
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sem.Create();
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timeout = TTInfiniteWait;
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subBuffer = 0;
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subSize = 0;
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}
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// TODO
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virtual ~EPICSHandler(){
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//if(pvList != NULL){
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// delete [] pvList;
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//}
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setup_complete = false;
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callback_finalize--;
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callback_event_finalize--;
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sem.Post();
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sem.Close();
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// wait for event...
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// devo aspettare che i thread escano prima di eliminare gli objects..
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if (pCAS)
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delete pCAS;
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for(int i=0; i<numberOfPVs; i++)
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delete pvList[i];
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if (pvList)
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delete [] pvList;
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if (buffer_ptr)
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delete [] buffer_ptr;
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if (subBuffer)
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delete [] subBuffer;
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}
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/**
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* Load and configure object parameters
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* @param info the configuration database
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* @param err the error stream
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* @return True if no errors are found during object configuration
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*/
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bool ObjectLoadSetup(ConfigurationDataBase &info,StreamInterface *err);
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/**
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* Http Page that reflects the state of the object
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*/
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bool ProcessHttpMessage(HttpStream &hStream);
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/**
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* the data pool stayes in a circular memory buffer
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* symbolic name that identify a pv or a mdsplus tree...
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* type is the MARTe's basictype on which this signal appears on the DDB
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* count is the number of elements of the same type (array support)
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* id is the PV's List entry index (handle)
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*/
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// probabilmente sarebbe da tenere anche un puntatore all'oggetto che fa il subscribing
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// -> il numero di buckets dev'essere settato da cfg file
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// -> ogni bucket è della stessa grandezza, i bukets sono grandi come la union di tutti
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// i tipi base
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bool subscribe ( const char * nameIn, BasicTypeDescriptor typeIn, int countIn, unsigned &idOut);
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int put (unsigned idIn, void * bufferIn, unsigned timestamp); // al massimo si può estendere per fare put multipli
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int get (unsigned &idOut, void * bufferIn, unsigned sizeIn, unsigned ×tamp); // anche in questo caso il buffer dev'essere pre allocato
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bool unsubscribe (unsigned id);
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private:
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static void callback (void * args); //threadID [this must be static also]
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static void callback_event (void * args); //threadID_event
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static int callback_finalize; //threadID
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static int callback_event_finalize; //threadID_event
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};
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#endif
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