oxforddriver.cpp

/***************************************************************************
        Copyright (C) 2002-2015 Kentaro Kitagawa
                           kitagawa@phys.s.u-tokyo.ac.jp
        
        This program is free software; you can redistribute it and/or
        modify it under the terms of the GNU Library General Public
        License as published by the Free Software Foundation; either
        version 2 of the License, or (at your option) any later version.
        
        You should have received a copy of the GNU Library General 
        Public License and a list of authors along with this program; 
        see the files COPYING and AUTHORS.
***************************************************************************/
#include "oxforddriver.h"

XOxfordInterface::XOxfordInterface
(const char *name, bool runtime, const shared_ptr<XDriver> &driver)
    : XCharInterface(name, runtime, driver) {
    setEOS("\r\n");
    setGPIBWaitBeforeSPoll(10);
}
void
XOxfordInterface::send(const XString &str) throw (XCommError &) {
    this->send(str.c_str());
}
void
XOxfordInterface::send(const char *str) throw (XInterface::XCommError &) {
    assert(strlen(str));
    if(str[0] == '$') {
        XCharInterface::send(str);
    }
    else {
        //Oxfords always send back echo
        query(str);
    }
}
void
XOxfordInterface::query(const XString &str) throw (XCommError &) {
    query(str.c_str());
}
void
XOxfordInterface::query(const char *str) throw (XInterface::XCommError &) {
    lock();
    try {
        for(int i = 0; i < 30; i++) {
            XCharInterface::send(str);
            XCharInterface::receive();
            if(buffer().size() >= 1)
                if(buffer()[0] == str[0]) {
                    unlock();
                    return;
                }
            msecsleep(100);
        }
    }
    catch (XCommError &e) {
        unlock();
        throw e;
    }
    unlock();
    throw XCommError(i18n("Oxford Query Error, Initial doesn't match"), __FILE__, __LINE__);
}

void
XOxfordInterface::open() throw (XInterfaceError &) {
    XCharInterface::open();
    //    XDriver::Send("@0");
    send("$Q2");
    //    msecsleep(100);
    //remote & unlocked
    send("C3");
}

void
XOxfordInterface::close() throw (XInterfaceError &) {
    if(isOpened()) {
        try {
            send("C0"); //local
        }
        catch (XInterfaceError &e) {
            e.print(getLabel());
        }
    }
    XCharInterface::close();
}
void
XOxfordInterface::receive() throw (XCommError &) {
    XCharInterface::receive();
}
void
XOxfordInterface::receive(unsigned int length) throw (XCommError &) {
    XCharInterface::receive(length);
}