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/*
* Copyright 2020 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 <atomic>
#include <memory>
#include "hci/acl_manager/acl_connection.h"
#include "hci/acl_manager/le_connection_management_callbacks.h"
#include "hci/address_with_type.h"
#include "hci/hci_packets.h"
#include "hci/le_acl_connection_interface.h"
namespace bluetooth {
namespace hci {
namespace acl_manager {
class LeAclConnection : public AclConnection {
public:
LeAclConnection();
LeAclConnection(
std::shared_ptr<Queue> queue,
LeAclConnectionInterface* le_acl_connection_interface,
uint16_t handle,
AddressWithType local_address,
AddressWithType remote_address,
Role role);
LeAclConnection(const LeAclConnection&) = delete;
LeAclConnection& operator=(const LeAclConnection&) = delete;
~LeAclConnection();
virtual AddressWithType GetLocalAddress() const {
return local_address_;
}
virtual void UpdateLocalAddress(AddressWithType address) {
local_address_ = address;
}
virtual AddressWithType GetRemoteAddress() const {
return remote_address_;
}
virtual Role GetRole() const {
return role_;
}
// The peer address and type returned from the Connection Complete Event
AddressWithType peer_address_with_type_;
Address remote_initiator_address_;
Address local_initiator_address_;
// 5.2::7.7.65.10 Connection interval used on this connection.
// Range: 0x0006 to 0x0C80
// Time = N * 1.25 ms
// Time Range: 7.5 ms to 4000 ms.
uint16_t interval_;
// 5.2::7.7.65.10 Peripheral latency for the connection in number of connection events.
// Range: 0x0000 to 0x01F3
uint16_t latency_;
// 5.2::7.7.65.10 Connection supervision timeout.
// Range: 0x000A to 0x0C80
// Time = N * 10 ms
// Time Range: 100 ms to 32 s
uint16_t supervision_timeout_;
// True if connection address was in the filter accept list, false otherwise
bool in_filter_accept_list_;
bool IsInFilterAcceptList() const {
return in_filter_accept_list_;
}
Address local_resolvable_private_address_ = Address::kEmpty;
Address peer_resolvable_private_address_ = Address::kEmpty;
virtual void RegisterCallbacks(LeConnectionManagementCallbacks* callbacks, os::Handler* handler);
virtual void Disconnect(DisconnectReason reason);
virtual bool LeConnectionUpdate(uint16_t conn_interval_min, uint16_t conn_interval_max, uint16_t conn_latency,
uint16_t supervision_timeout, uint16_t min_ce_length, uint16_t max_ce_length);
virtual bool ReadRemoteVersionInformation() override;
virtual bool LeReadRemoteFeatures();
// TODO implement LeRemoteConnectionParameterRequestReply, LeRemoteConnectionParameterRequestNegativeReply
// Called once before passing the connection to the client
virtual LeConnectionManagementCallbacks* GetEventCallbacks(std::function<void(uint16_t)> invalidate_callbacks);
protected:
AddressWithType local_address_;
AddressWithType remote_address_;
Role role_;
private:
virtual bool check_connection_parameters(
uint16_t conn_interval_min,
uint16_t conn_interval_max,
uint16_t expected_conn_latency,
uint16_t expected_supervision_timeout);
struct impl;
struct impl* pimpl_ = nullptr;
};
} // namespace acl_manager
} // namespace hci
} // namespace bluetooth
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