secured_pdu.hpp

#ifndef SECURED_PDU_HPP_TVERYI91
#define SECURED_PDU_HPP_TVERYI91
 
#include <vanetza/common/byte_buffer_convertible.hpp>
#include <vanetza/geonet/common_header.hpp>
#include <vanetza/geonet/extended_pdu.hpp>
#include <vanetza/geonet/header_variant.hpp>
#include <vanetza/geonet/serialization.hpp>
 
namespace vanetza
{
namespace geonet
{
 
/**
 * Secured PDU consists of GeoNetworking headers belonging to a secured message's payload
 */
class SecuredPdu
{
public:
    template<typename EXT>
    SecuredPdu(const ExtendedPdu<EXT>& pdu) :
        common(pdu.common()), extended(pdu.extended())
    {
    }
 
    SecuredPdu(const Pdu&);
 
    CommonHeader common;
    HeaderVariant extended;
};
 
void serialize(const SecuredPdu&, OutputArchive&);
 
/**
 * Cast secured PDU from byte buffer convertible
 * \param conv source convertible
 * \return secured PDU pointer or nullptr if cast failed
 */
SecuredPdu* secured_pdu_cast(ByteBufferConvertible&);
 
} // namespace geonet
 
namespace convertible
{
 
template<>
struct byte_buffer_impl<geonet::SecuredPdu> : public byte_buffer
{
    byte_buffer_impl(const geonet::SecuredPdu&);
    void convert(ByteBuffer&) const override;
    std::size_t size() const override;
    std::unique_ptr<byte_buffer> duplicate() const override;
 
    geonet::SecuredPdu pdu;
};
 
} // namespace convertible
 
} // namespace vanetza
 
#endif /* SECURED_PDU_HPP_TVERYI91 */