lvDCOMDriver.h

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/*************************************************************************\ 
* Copyright (c) 2013 Science and Technology Facilities Council (STFC), GB. 
* All rights reverved. 
* This file is distributed subject to a Software License Agreement found 
* in the file LICENSE.txt that is included with this distribution. 
\*************************************************************************/ 


#ifndef LVDCOMDRIVER_H
#define LVDCOMDRIVER_H

#include "asynPortDriver.h"

class lvDCOMInterface;

class lvDCOMDriver : public asynPortDriver 
{
public:
        lvDCOMDriver(lvDCOMInterface* dcomint, const char *portName);

        // These are the methods that we override from asynPortDriver
        virtual asynStatus writeInt32(asynUser *pasynUser, epicsInt32 value);
        virtual asynStatus readInt32(asynUser *pasynUser, epicsInt32 *value);
        virtual asynStatus writeFloat64(asynUser *pasynUser, epicsFloat64 value);
        virtual asynStatus readFloat64(asynUser *pasynUser, epicsFloat64 *value);
        virtual asynStatus readOctet(asynUser *pasynUser, char *value, size_t maxChars, size_t *nActual, int *eomReason);
        virtual asynStatus writeOctet(asynUser *pasynUser, const char *value, size_t maxChars, size_t *nActual);
        virtual asynStatus readFloat64Array(asynUser *pasynUser, epicsFloat64 *value, size_t nElements, size_t *nIn);
        virtual asynStatus readInt32Array(asynUser *pasynUser, epicsInt32 *value, size_t nElements, size_t *nIn);
        virtual void report(FILE* fp, int details);
        void lvDCOMTask();

private:
        lvDCOMInterface* m_lvdcom;
        std::map<std::string,std::string> m_params;

        template<typename T> asynStatus writeValue(asynUser *pasynUser, const char* functionName, T value);
        template<typename T> asynStatus readValue(asynUser *pasynUser, const char* functionName, T* value);
        template<typename T> asynStatus readArray(asynUser *pasynUser, const char* functionName, T *value, size_t nElements, size_t *nIn);

        static void lvDCOMTaskC(void* arg);
};

#endif /* LVDCOMDRIVER_H */