1 /*
2  * Copyright 2020 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #pragma once
18 
19 #include <memory>
20 
21 #include "hci/acl_connection_interface.h"
22 #include "hci/acl_manager/acl_connection.h"
23 #include "hci/acl_manager/connection_management_callbacks.h"
24 #include "hci/hci_packets.h"
25 
26 namespace bluetooth {
27 namespace hci {
28 namespace acl_manager {
29 
30 class ClassicAclConnection : public AclConnection {
31 public:
32   ClassicAclConnection();
33   ClassicAclConnection(std::shared_ptr<Queue> queue,
34                        AclConnectionInterface* acl_connection_interface, uint16_t handle,
35                        Address address);
36   ClassicAclConnection(const ClassicAclConnection&) = delete;
37   ClassicAclConnection& operator=(const ClassicAclConnection&) = delete;
38 
39   ~ClassicAclConnection();
40 
GetAddress()41   virtual Address GetAddress() const { return address_; }
42 
43   virtual void RegisterCallbacks(ConnectionManagementCallbacks* callbacks, os::Handler* handler);
44   virtual bool Disconnect(DisconnectReason reason);
45   virtual bool ChangeConnectionPacketType(uint16_t packet_type);
46   virtual bool AuthenticationRequested();
47   virtual bool SetConnectionEncryption(Enable enable);
48   virtual bool ChangeConnectionLinkKey();
49   virtual bool ReadClockOffset();
50   virtual bool HoldMode(uint16_t max_interval, uint16_t min_interval);
51   virtual bool SniffMode(uint16_t max_interval, uint16_t min_interval, uint16_t attempt,
52                          uint16_t timeout);
53   virtual bool ExitSniffMode();
54   virtual bool QosSetup(ServiceType service_type, uint32_t token_rate, uint32_t peak_bandwidth,
55                         uint32_t latency, uint32_t delay_variation);
56   virtual bool RoleDiscovery();
57   virtual bool ReadLinkPolicySettings();
58   virtual bool WriteLinkPolicySettings(uint16_t link_policy_settings);
59   virtual bool FlowSpecification(FlowDirection flow_direction, ServiceType service_type,
60                                  uint32_t token_rate, uint32_t token_bucket_size,
61                                  uint32_t peak_bandwidth, uint32_t access_latency);
62   virtual bool SniffSubrating(uint16_t maximum_latency, uint16_t minimum_remote_timeout,
63                               uint16_t minimum_local_timeout);
64   virtual bool Flush();
65   virtual bool ReadAutomaticFlushTimeout();
66   virtual bool WriteAutomaticFlushTimeout(uint16_t flush_timeout);
67   virtual bool ReadTransmitPowerLevel(TransmitPowerLevelType type);
68   virtual bool ReadLinkSupervisionTimeout();
69   virtual bool WriteLinkSupervisionTimeout(uint16_t link_supervision_timeout);
70   virtual bool ReadFailedContactCounter();
71   virtual bool ResetFailedContactCounter();
72   virtual bool ReadLinkQuality();
73   virtual bool ReadAfhChannelMap();
74   virtual bool ReadRssi();
75   virtual bool ReadClock(WhichClock which_clock);
76   virtual bool ReadRemoteVersionInformation() override;
77   virtual bool ReadRemoteSupportedFeatures();
78   virtual bool ReadRemoteExtendedFeatures(uint8_t page_number);
79 
80   // Called once before passing the connection to the client
81   virtual ConnectionManagementCallbacks* GetEventCallbacks(
82           std::function<void(uint16_t)> invalidate_callbacks);
83 
84 private:
85   AclConnectionInterface* acl_connection_interface_;
86   bool is_disconnecting_ = false;
87 
88 protected:
89   Address address_;
90 
91 private:
92   struct impl;
93   struct impl* pimpl_ = nullptr;
94 };
95 
96 }  // namespace acl_manager
97 }  // namespace hci
98 }  // namespace bluetooth
99