message_router_response.cpp

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#include <boost/make_shared.hpp>
 
#include "odva_ethernetip/message_router_response.h"
#include "odva_ethernetip/serialization/serializable_buffer.h"
 
using boost::make_shared;
 
namespace eip {
 
using serialization::SerializableBuffer;
 
size_t MessageRouterResponse::getLength() const
{
  size_t result = sizeof(service) + sizeof(EIP_USINT) + sizeof(general_status)
    + sizeof(EIP_USINT);
  if (additional_status_)
  {
    result += additional_status_->getLength();
  }
  if (response_data_)
  {
    result += response_data_->getLength();
  }
  return result;
}
 
Reader& MessageRouterResponse::deserialize(Reader& reader, size_t length)
{
  reader.read(service);
  // read the general status twice to skip the reserved data
  reader.read(general_status);
  reader.read(general_status);
  EIP_USINT additional_status_length;
  reader.read(additional_status_length);
  additional_status_ = readData(reader, (size_t)2*additional_status_length);
  response_data_ = readData(reader, length - reader.getByteCount());
  return reader;
}
 
shared_ptr<Serializable> MessageRouterResponse::readData(Reader& reader, int length)
{
  shared_ptr<SerializableBuffer> sb;
  if (length > 0)
  {
    sb = make_shared<SerializableBuffer>();
    sb->deserialize(reader, length);
  }
  return sb;
}
 
} // namespace eip