qarm/qarmapplication.cpp

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/*
 * Copyright (c) 2005 MyARM GbR, Germany
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or 
 * without modification, are permitted provided that the 
 * following conditions are met:
 * 1. Redistributions of source code must retain the above
 *    copyright notice, this list of conditions and the
 *    following disclaimer.
 * 2. Redistributions in binary form must reproduce the above
 *    copyright notice, this list of conditions and the
 *    following disclaimer in the documentation and/or other
 *    materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of
 *    this software must display the following acknowledgement:
 *        This product includes software developed by
 *        MyARM GbR and its contributors.
 * 4. Neither the name of MyARM GbR nor the names of its
 *    contributors may be used to endorse or promote products
 *    derived from this software without specific prior written
 *    permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY MYARM GBR. AND CONTRIBUTORS 
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
 * SHALL MYARM OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 * OF SUCH DAMAGE.
 */

#include <QArmApplication>
#include <QArmAppDefinition>

#include "arm4sdk.h"

#include "myarmsdk.h"
#include "myarmsdk_dynload.h"

/*---------------------------------------------------------------------------*/

QArmApplication::QArmApplication(const QArmAppDefinition &_appdef)
  :QArmInstance(_appdef){
}

/*---------------------------------------------------------------------------*/
 
QArmApplication::~QArmApplication() {
  // only stop in case it is active
  if(m_active)
    stop();
}

/*---------------------------------------------------------------------------*/

void QArmApplication::start(QStringList * _context_values) { 

  if(!m_active) {
    armsdk_subbuffer_app_context_t   sdk_sb_app_context;
    armsdk_buffer4_t                 buf4;
    int num_sb = 0;

    bool context = (_context_values != 0) && (_context_values->count() > 0);
    m_active = true;

    // CONTEXT VALUES:
    // Undefined behaviour in case values and names/bindings do not match
    if(context) {
      // Initialize the context values buffer
      armsdk_app_context_initialize(&sdk_sb_app_context);
      QStringListIterator it(*_context_values);
      int i = 0;
      while(it.hasNext()) {
        armsdk_app_context_set(&sdk_sb_app_context, 
                               i, 
                               it.next().toAscii().constData());
        ++i;
      }// end while
        
      num_sb = addSubbuffer(num_sb, buf4, ARM_SDKSB(sdk_sb_app_context));
    }// end if
    arm_start_application(m_id,
                          NULL,
                          NULL,
                          ARM_FLAG_NONE,
                          num_sb > 0 ? &buf4.header : ARM_BUF4_NONE, 
                          &m_appHandle);
  } // end if active
}

/*--------------------------------------------------------------------------*/

void QArmApplication::stop() {
  if(m_active) {
    arm_stop_application(m_appHandle, ARM_FLAG_NONE, ARM_BUF4_NONE); 
    arm_destroy_application(m_id, ARM_FLAG_NONE, ARM_BUF4_NONE);
    m_active = false;
  }
  else {
    //qDebug("Call start() before stop()!");
  }
}

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