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/*
* Copyright (c) 2017-2019 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <implementation/socket_producer.h>
#include <utils/content_store.h>
#include <atomic>
#include <map>
#include <mutex>
namespace transport {
namespace implementation {
class RTCProducerSocket : virtual public ProducerSocket {
public:
RTCProducerSocket(interface::ProducerSocket *producer_socket);
~RTCProducerSocket();
void registerPrefix(const Prefix &producer_namespace) override;
void produce(std::unique_ptr<utils::MemBuf> &&buffer) override;
private:
void onInterest(Interest::Ptr &&interest) override;
void sendNack(uint32_t sequence);
void updateStats();
void scheduleCacheTimer(uint64_t wait);
void scheduleRoundTimer();
void interestCacheTimer();
std::atomic<uint32_t> currentSeg_;
uint32_t prodLabel_;
uint16_t headerSize_;
Name flowName_;
std::atomic<uint32_t> producedBytes_;
std::atomic<uint32_t> producedPackets_;
std::atomic<uint32_t> bytesProductionRate_;
std::atomic<uint32_t> packetsProductionRate_;
uint32_t perSecondFactor_;
std::unique_ptr<asio::steady_timer> round_timer_;
// cache for the received interests
// this map maps the expiration time of an interest to
// its sequence number. the map is sorted by timeouts
// the same timeout may be used for multiple sequence numbers
// but for each sequence number we store only the smallest
// expiry time. In this way the mapping from seqs_map_ to
// timers_map_ is unique
std::multimap<uint64_t, uint32_t> timers_map_;
// this map does the opposite, this map is not ordered
std::unordered_map<uint32_t, uint64_t> seqs_map_;
bool timer_on_;
std::unique_ptr<asio::steady_timer> interests_cache_timer_;
utils::SpinLock interests_cache_lock_;
};
} // namespace implementation
} // end namespace transport
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