Scale Stack 0.3 Developer Documentation

scalestack/echo/flood/datagram_service.cc

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/*
 * Scale Stack
 *
 * Copyright 2010 Chris Behrens
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "config.h"

#include <scalestack/echo/flood/datagram.h>
#include <scalestack/echo/flood/datagram_service.h>
#include <scalestack/kernel/core.h>
#include <scalestack/kernel/module.h>
#include <scalestack/kernel/option.h>

namespace scalestack
{
namespace echo
{
namespace flood
{

/*
 * Public functions.
 */

void datagram_service::options(kernel::module& module)
{
  module.add_option("iterations",
                    _("Number of iterations to run, 0 means forever."),
                    "COUNT", "1");
  module.add_option("count", _("Number of concurrent sockets to open."),
                    "COUNT", "1");
  module.add_option("packet_size", _("Size of datagram packets to send."),
                    "SIZE", "4096");
}

datagram_service::datagram_service(kernel::module& module):
  network::datagram_service(module),
  _count(module.get_option("count").get_size_value()),
  _mutex(module)
{
}

network::datagram* datagram_service::add_datagram(void)
{
  return new datagram(*this);
}

void datagram_service::remove_datagram(void)
{
  _mutex.lock();
  _count--;
  if (_count == 0)
  {
    _mutex.unlock();
    _module.get_core().shutdown();
  }
  else
    _mutex.unlock();
}

} /* namespace flood */
} /* namespace echo */
} /* namespace scalestack */

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