#pragma once
#include <stdint.h>

class VpnPeer;

class CongestionController {
    public:
        struct LossBased {
            uint64_t bandwidth; // bytes per second
        };

        CongestionController(const VpnPeer& peer);

        const VpnPeer& get_peer() const { return _peer; }

        void update_lossbased();

        uint64_t get_bandwidth() const;
        uint64_t get_lossbased_bandwidth() const {
            return _loss_based.bandwidth; }

    private:
        const VpnPeer& _peer;

        LossBased _loss_based;
        uint32_t _last_seqno; // seqno at the last update time
};