NetShrVarInterface.cpp File Reference

Implementation of NetShrVarInterface class. More...

#include <stdio.h>
#include <string>
#include <vector>
#include <map>
#include <list>
#include <stdexcept>
#include <sstream>
#include <fstream>
#include <iostream>
#include <algorithm>
#include <cstring>
#include <cvirte.h>
#include <userint.h>
#include <cvinetv.h>
#include <shareLib.h>
#include <macLib.h>
#include <epicsGuard.h>
#include <epicsString.h>
#include <errlog.h>
#include "pugixml.hpp"
#include "asynPortDriver.h"
#include "NetShrVarInterface.h"
#include "cnvconvert.h"

Go to the source code of this file.

Classes
class	NetShrVarException
	An STL exception object encapsulating a shared variable error message. More...
class	ScopedCNVData
	A CNVData item that automatically "disposes" itself. More...
struct	NvItem
	details about a network shared variable we have connected to an asyn parameter More...
struct	CallbackData
	Stores information to be passed back via a shared variable callback on a subscriber connection. More...

Macros
#define	MAX_PATH_LEN   256
#define	ERROR_CHECK(__func, __code)

Functions
static const char *	connectionStatus (CNVConnectionStatus status)
	connection status of a network shared variable More...
static void CVICALLBACK	DataCallback (void *handle, CNVData data, void *callbackData)
	called when new data is available on a subscriber connection More...
static void CVICALLBACK	StatusCallback (void *handle, CNVConnectionStatus status, int error, void *callbackData)
	called when status of a network shared variable changes More...
static void CVICALLBACK	DataTransferredCallback (void *handle, int error, void *callbackData)
	called when data has been transferred to the variable More...
static std::string	dataQuality (CNVDataQuality quality)
	the quality of the data in a network shared variable More...
static void	initCV (void *)

Variables
static const char *	driverName ="NetShrVarInterface"
	Name of driver for use in message printing. More...
static epicsThreadOnceId	onceId = EPICS_THREAD_ONCE_INIT

Detailed Description

Implementation of NetShrVarInterface class.

Author

Freddie Akeroyd, STFC ISIS Facility, GB

Definition in file NetShrVarInterface.cpp.

Macro Definition Documentation

#define ERROR_CHECK	(		__func,
			__code
	)

Value:

if (__code < 0) \
        { \
            throw NetShrVarException(__func, __code); \
        }

Definition at line 64 of file NetShrVarInterface.cpp.

Referenced by NetShrVarInterface::connectVars(), ScopedCNVData::dispose(), NvItem::report(), NetShrVarInterface::setArrayValue(), NetShrVarInterface::setValue(), NetShrVarInterface::setValueCNV(), NetShrVarInterface::updateParamCNV(), NetShrVarInterface::updateParamCNVImpl(), and NetShrVarInterface::updateValues().

#define MAX_PATH_LEN   256

Definition at line 47 of file NetShrVarInterface.cpp.

Referenced by NetShrVarInterface::getParams(), and NetShrVarInterface::nParams().

Function Documentation

static const char* connectionStatus ( CNVConnectionStatus  status )

static

connection status of a network shared variable

Definition at line 71 of file NetShrVarInterface.cpp.

Referenced by NvItem::report(), and NetShrVarInterface::statusCallback().

static void CVICALLBACK DataCallback ( void *  handle, CNVData  data, void *  callbackData  )

static

called when new data is available on a subscriber connection

Definition at line 284 of file NetShrVarInterface.cpp.

References NetShrVarInterface::dataCallback(), and CallbackData::intf.

Referenced by NetShrVarInterface::connectVars().

static std::string dataQuality ( CNVDataQuality  quality )

static

the quality of the data in a network shared variable

Definition at line 246 of file NetShrVarInterface.cpp.

Referenced by NetShrVarInterface::updateParamCNV().

static void CVICALLBACK DataTransferredCallback ( void *  handle, int  error, void *  callbackData  )

static

called when data has been transferred to the variable

Definition at line 264 of file NetShrVarInterface.cpp.

References NetShrVarInterface::dataTransferredCallback(), and CallbackData::intf.

Referenced by NetShrVarInterface::connectVars().

static void initCV ( void *  )

static

Definition at line 576 of file NetShrVarInterface.cpp.

Referenced by NetShrVarInterface::NetShrVarInterface().

static void CVICALLBACK StatusCallback ( void *  handle, CNVConnectionStatus  status, int  error, void *  callbackData  )

static

called when status of a network shared variable changes

Definition at line 555 of file NetShrVarInterface.cpp.

References CallbackData::intf, and NetShrVarInterface::statusCallback().

Referenced by NetShrVarInterface::connectVars().

Variable Documentation

const char* driverName ="NetShrVarInterface"

static

Name of driver for use in message printing.

Definition at line 49 of file NetShrVarInterface.cpp.

Referenced by NetShrVarInterface::createParams().

epicsThreadOnceId onceId = EPICS_THREAD_ONCE_INIT

static

Definition at line 574 of file NetShrVarInterface.cpp.

Referenced by NetShrVarInterface::NetShrVarInterface().