97 lines
2.5 KiB
C++
97 lines
2.5 KiB
C++
/*
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* BufferedCommunicationLink.hh
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*
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* Created on: 23 апр. 2020 г.
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* Author: LeonidTitov
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*/
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#ifndef UMLIBRARY_COMMUNICATION_SERVICE_BUFFEREDCOMMUNICATIONLINK_HH_
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#define UMLIBRARY_COMMUNICATION_SERVICE_BUFFEREDCOMMUNICATIONLINK_HH_
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#include "../../driver/ISlipCommunication.hh"
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#include "IMessageLink.hh"
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#include "IMessageHandler.hh"
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#include "ICommunicationLink.hh"
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#include "../../systemic/IProcess.hh"
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#include <cstddef>
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#include <stdint.h>
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#include <memory_resource>
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#include <map>
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#include "../../systemic/Timer.hh"
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namespace communication { namespace service {
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class BufferedCommunicationLink : public ICommunicationLink, public systemic::IProcess {
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public:
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BufferedCommunicationLink( driver::ISlipCommunication & isc, std::pmr::memory_resource * memory, systemic::time_t timeout = 15 );
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bool registerMessageHandler( IMessageHandler * handler, std::size_t id );
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float getPacketCounter() const;
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void process();
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private:
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systemic::Timer series_timeout;
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systemic::time_t timeout_after_send;
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uint16_t free_counter;
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typedef unsigned short PacketId;
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driver::ISlipCommunication & communication;
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struct Series : public IMessageSeriesLink {
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ostream & sendData( std::size_t size );
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bool data_sent;
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PacketId message_id;
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IMessageSeriesHandler * series_handler;
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std::size_t message_remain;
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driver::ISlipCommunication & communication;
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bool charge( PacketId id, std::size_t num_messages, IMessageSeriesHandler * handler );
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void update();
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Series( driver::ISlipCommunication & com );
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} series;
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struct MessageLink : public IMessageLink {
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istream & getData();
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ostream & createMessage( std::size_t size );
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std::size_t transmitBuffCapacity() const;
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std::size_t receiveBuffCapacity() const;
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bool createMessageSeries( std::size_t num_messages, IMessageSeriesHandler * handler );
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PacketId message_id;
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bool message_answered;
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MessageLink( PacketId id, driver::ISlipCommunication & com, Series & ser );
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~MessageLink() noexcept;
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driver::ISlipCommunication & communication;
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Series & series;
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};
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typedef std::map< PacketId, IMessageHandler *, std::less<PacketId>, std::pmr::polymorphic_allocator< std::pair< const PacketId, IMessageHandler *> > > Subscribers;
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Subscribers subscribers;
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};
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}}
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#endif /* UMLIBRARY_COMMUNICATION_SERVICE_BUFFEREDCOMMUNICATIONLINK_HH_ */
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