49 lines
959 B
C++
49 lines
959 B
C++
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#ifndef SOCKET_TRAITS_HPP_
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#define SOCKET_TRAITS_HPP_
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#include <vanetza/net/osi_layer.hpp>
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#include <type_traits>
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namespace vanetza
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{
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template<typename SOCKET>
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struct socket_layers
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{
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static const OsiLayer min = SOCKET::min_layer;
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static const OsiLayer max = SOCKET::max_layer;
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static_assert(min <= max, "Corrupt layer ordering");
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};
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namespace pdu_tags
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{
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struct pdu_tag {};
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struct empty_pdu_tag : public pdu_tag {};
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struct phy_tag : public pdu_tag {};
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struct mk2_tag : public phy_tag {};
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struct mac_tag : public pdu_tag {};
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struct ethernet_tag : public mac_tag {};
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} // namespace pdu_tags
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template<typename SOCKET, OsiLayer LAYER>
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struct socket_layer_pdu
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{
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typedef pdu_tags::empty_pdu_tag tag;
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};
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template<OsiLayer LAYER, typename TAG, class SOCKET>
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bool constexpr pdu_match(const SOCKET&)
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{
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return std::is_same<TAG, typename socket_layer_pdu<SOCKET, LAYER>::tag>::value;
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}
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} // namespace vanetza
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#endif // SOCKET_TRAITS_HPP_
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