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/*
* Copyright 2019 The Android Open Source Project
*
* 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 <memory>
#include "l2cap/l2cap_packets.h"
#include "packet/base_packet_builder.h"
#include "packet/packet_view.h"
namespace bluetooth {
namespace l2cap {
namespace internal {
class DataController {
public:
virtual ~DataController() = default;
// SDU -> PDUs and notify Scheduler
virtual void OnSdu(std::unique_ptr<packet::BasePacketBuilder> sdu) = 0;
// PDUs -> SDU and enqueue to channel queue end
virtual void OnPdu(packet::PacketView<true> pdu) = 0;
// Used by Scheduler to get next PDU
virtual std::unique_ptr<packet::BasePacketBuilder> GetNextPacket() = 0;
// Set FCS mode. This only applies to some modes (ERTM).
virtual void EnableFcs(bool enabled) = 0;
// Set retransmission and flow control. Ignore the mode option because each DataController only handles one mode.
// This only applies to some modes (ERTM).
virtual void SetRetransmissionAndFlowControlOptions(
const RetransmissionAndFlowControlConfigurationOption& option) = 0;
};
} // namespace internal
} // namespace l2cap
} // namespace bluetooth
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