pkt_combiner.h

// Copyright 2025 The Aerospace Corporation.
// This file is a part of SatCat5, licensed under CERN-OHL-W v2 or later.
// Combine packets
//
 
#pragma once
 
#include <satcat5/io_core.h>
#include <satcat5/pkt_buffer.h>
#include <satcat5/polling.h>
#include <satcat5/types.h>
 
namespace satcat5 {
    namespace io {
        class PacketCombiner
            : public satcat5::io::WriteableRedirect
            , public satcat5::io::EventListener
            , public satcat5::poll::Timer
        {
        public:
            PacketCombiner(satcat5::io::Writeable* dst,
                          u8* buff, unsigned buffbytes);
            ~PacketCombiner() {}
 
            void send_now();
 
            void set_timeout(unsigned msec);
        protected:
            void data_rcvd(satcat5::io::Readable* src) override;
            void timer_event() override;
 
            satcat5::io::Writeable* m_dst;
            satcat5::io::PacketBuffer m_buff;
            unsigned m_timeout;
        };
 
        template<unsigned SIZE = SATCAT5_DEFAULT_PKTBUFF>
        class PacketCombinerStatic final : public satcat5::io::PacketCombiner {
        public:
            PacketCombinerStatic(satcat5::io::Writeable* dst)
                : PacketCombiner(dst, m_raw, SIZE), m_raw{} {}
        private:
            u8 m_raw[SIZE];
        };
    }
}