ParseTCPPacket.h

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// this is for emacs file handling -*- mode: c++; indent-tabs-mode: nil -*-
 
// -- BEGIN LICENSE BLOCK ----------------------------------------------
 
// -- END LICENSE BLOCK ------------------------------------------------
 
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#ifndef SICK_SAFETYSCANNERS_DATA_PROCESSING_PARSETCPPACKET_H
#define SICK_SAFETYSCANNERS_DATA_PROCESSING_PARSETCPPACKET_H
 
#include <sick_safetyscanners/datastructure/Data.h>
#include <sick_safetyscanners/datastructure/DerivedValues.h>
#include <sick_safetyscanners/datastructure/PacketBuffer.h>
 
#include <sick_safetyscanners/data_processing/ReadWriteHelper.hpp>
 
namespace sick {
 
namespace cola2 {
class Command;
} // namespace cola2
 
namespace data_processing {
 
 
class ParseTCPPacket
{
public:
  ParseTCPPacket();
 
  bool parseTCPSequence(const datastructure::PacketBuffer& buffer,
                        sick::cola2::Command& command) const;
 
  uint32_t getExpectedPacketLength(const datastructure::PacketBuffer& buffer);
 
  uint16_t getRequestID(const datastructure::PacketBuffer& buffer) const;
 
private:
  uint32_t readSTx(std::vector<uint8_t>::const_iterator data_ptr) const;
  uint32_t readLength(std::vector<uint8_t>::const_iterator data_ptr) const;
  uint16_t readRequestID(std::vector<uint8_t>::const_iterator data_ptr) const;
  uint8_t readHubCntr(std::vector<uint8_t>::const_iterator data_ptr) const;
  uint8_t readNoC(std::vector<uint8_t>::const_iterator data_ptr) const;
  uint32_t readSessionID(std::vector<uint8_t>::const_iterator data_ptr) const;
  uint8_t readCommandType(std::vector<uint8_t>::const_iterator data_ptr) const;
  uint8_t readCommandMode(std::vector<uint8_t>::const_iterator data_ptr) const;
  uint16_t readErrorCode(std::vector<uint8_t>::const_iterator data_ptr) const;
  std::vector<uint8_t> readData(const datastructure::PacketBuffer& buffer) const;
  void setCommandValuesFromPacket(const sick::datastructure::PacketBuffer& buffer,
                                  sick::cola2::Command& command) const;
};
 
} // namespace data_processing
} // namespace sick
 
#endif // SICK_SAFETYSCANNERS_DATA_PROCESSING_PARSETCPPACKET_H