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/*
* Copyright (c) 2021 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 <hicn/transport/utils/ring_buffer.h>
#include <protocols/production_protocol.h>
#include <atomic>
#include <queue>
namespace transport {
namespace protocol {
using namespace core;
class ByteStreamProductionProtocol : public ProductionProtocol {
static constexpr uint32_t burst_size = 256;
public:
ByteStreamProductionProtocol(implementation::ProducerSocket *icn_socket);
~ByteStreamProductionProtocol() override;
using ProductionProtocol::start;
using ProductionProtocol::stop;
uint32_t produceStream(const Name &content_name,
std::unique_ptr<utils::MemBuf> &&buffer,
bool is_last = true,
uint32_t start_offset = 0) override;
uint32_t produceStream(const Name &content_name, const uint8_t *buffer,
size_t buffer_size, bool is_last = true,
uint32_t start_offset = 0) override;
uint32_t produceDatagram(const Name &content_name,
std::unique_ptr<utils::MemBuf> &&buffer) override;
uint32_t produceDatagram(const Name &content_name, const uint8_t *buffer,
size_t buffer_size) override;
auto shared_from_this() { return utils::shared_from(this); }
protected:
// Consumer Callback
// void reset() override;
void onInterest(core::Interest &i) override;
private:
void passContentObjectToCallbacks(
const std::shared_ptr<ContentObject> &content_object,
const std::shared_ptr<ByteStreamProductionProtocol> &self);
void scheduleSendBurst(
const std::shared_ptr<ByteStreamProductionProtocol> &self);
private:
// While manifests are being built, contents are stored in a queue
std::queue<std::shared_ptr<ContentObject>> content_queue_;
utils::CircularFifo<std::shared_ptr<ContentObject>, 2048>
object_queue_for_callbacks_;
};
} // end namespace protocol
} // end namespace transport
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