text: /**
  Software License Agreement (BSD)
  
  \file      packet.h
  \authors   Jacob Perron <jperron@sfu.ca>
  \copyright Copyright (c) 2015, Autonomy Lab (Simon Fraser University), All rights reserved.
  
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
   * Redistributions of source code must retain the above copyright notice,
     this list of conditions and the following disclaimer.
   * 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.
   * Neither the name of Autonomy Lab 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 THE COPYRIGHT HOLDERS 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 THE COPYRIGHT HOLDER 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.
  */
  #ifndef CREATE_PACKET_H
  #define CREATE_PACKET_H
  
  #include <mutex>
  
  namespace create {
    class Packet {
      private:
        uint16_t data;
        uint16_t tmpData;
        mutable std::mutex dataMutex;
        mutable std::mutex tmpDataMutex;
  
      protected:
        // Thread safe
        void setData(const uint16_t& d);
  
      public:
        const uint8_t nbytes;
        const std::string info;
  
        Packet(const uint8_t& nbytes, const std::string& info);
        ~Packet();
  
        // Thread safe
        void setDataToValidate(const uint16_t& td);
        // Thread safe
        void validate();
        // Thread safe
        uint16_t getData() const;
    };
  
  }  // namepsace create
  
  #endif // CREATE_PACKET_H
  