| /* |
| * 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 <string> |
| #include <unordered_map> |
| |
| #include "common/bidi_queue.h" |
| #include "common/bind.h" |
| #include "data_controller.h" |
| #include "l2cap/cid.h" |
| #include "l2cap/classic/internal/channel_configuration_state.h" |
| #include "l2cap/internal/channel_impl.h" |
| #include "l2cap/internal/receiver.h" |
| #include "l2cap/internal/scheduler.h" |
| #include "l2cap/internal/scheduler_fifo.h" |
| #include "l2cap/l2cap_packets.h" |
| #include "l2cap/mtu.h" |
| #include "os/handler.h" |
| #include "os/log.h" |
| #include "os/queue.h" |
| #include "packet/base_packet_builder.h" |
| #include "packet/packet_view.h" |
| |
| namespace bluetooth { |
| namespace l2cap { |
| namespace internal { |
| |
| /** |
| * Manages data pipeline from channel queue end to link queue end, per link. |
| * Contains a Scheduler and Receiver per link. |
| * Contains a Sender and its corrsponding DataController per attached channel. |
| */ |
| class DataPipelineManager { |
| public: |
| using UpperEnqueue = packet::PacketView<packet::kLittleEndian>; |
| using UpperDequeue = packet::BasePacketBuilder; |
| using UpperQueueDownEnd = common::BidiQueueEnd<UpperEnqueue, UpperDequeue>; |
| using LowerEnqueue = UpperDequeue; |
| using LowerDequeue = UpperEnqueue; |
| using LowerQueueUpEnd = common::BidiQueueEnd<LowerEnqueue, LowerDequeue>; |
| |
| DataPipelineManager(os::Handler* handler, LowerQueueUpEnd* link_queue_up_end) |
| : handler_(handler), scheduler_(std::make_unique<Fifo>(this, link_queue_up_end, handler)), |
| receiver_(link_queue_up_end, handler, this) {} |
| |
| virtual void AttachChannel(Cid cid, std::shared_ptr<ChannelImpl> channel); |
| virtual void DetachChannel(Cid cid); |
| virtual DataController* GetDataController(Cid cid); |
| virtual void OnPacketSent(Cid cid); |
| virtual void UpdateClassicConfiguration(Cid cid, classic::internal::ChannelConfigurationState config); |
| virtual ~DataPipelineManager() = default; |
| |
| private: |
| os::Handler* handler_; |
| std::unique_ptr<Scheduler> scheduler_; |
| Receiver receiver_; |
| std::unordered_map<Cid, Sender> sender_map_; |
| }; |
| } // namespace internal |
| } // namespace l2cap |
| } // namespace bluetooth |