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62 lines
2.3 KiB
62 lines
2.3 KiB
/******************************************************************************
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*
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* Copyright 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#pragma once
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#include <set>
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#include "types/raw_address.h"
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/* connection_manager takes care of all the low-level details of LE connection
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* initiation. It accept requests from multiple subsystems to connect to
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* devices, and multiplex them into acceptlist add/remove, and scan parameter
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* changes.
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*
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* There is no code for app_id generation. GATT clients use their GATT_IF, and
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* L2CAP layer uses CONN_MGR_ID_L2CAP as fixed app_id. In case any further
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* subsystems also use connection_manager, we should consider adding a proper
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* mechanism for app_id generation.
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*/
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namespace connection_manager {
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using tAPP_ID = uint8_t;
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/* for background connection */
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extern bool background_connect_add(tAPP_ID app_id, const RawAddress& address);
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extern bool background_connect_remove(tAPP_ID app_id,
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const RawAddress& address);
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extern bool remove_unconditional(const RawAddress& address);
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extern void reset(bool after_reset);
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extern void on_app_deregistered(tAPP_ID app_id);
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extern void on_connection_complete(const RawAddress& address);
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extern std::set<tAPP_ID> get_apps_connecting_to(const RawAddress& remote_bda);
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extern bool direct_connect_add(tAPP_ID app_id, const RawAddress& address);
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extern bool direct_connect_remove(tAPP_ID app_id, const RawAddress& address);
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extern void dump(int fd);
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/* This callback will be executed when direct connect attempt fails due to
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* timeout. It must be implemented by users of connection_manager */
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extern void on_connection_timed_out(uint8_t app_id, const RawAddress& address);
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} // namespace connection_manager
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