1 /*
2  * Copyright 2021 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/address_with_type.h"
22 #include "hci/hci_packets.h"
23 
24 namespace bluetooth {
25 namespace l2cap {
26 namespace le {
27 
28 /**
29  * This is the listener interface for link property callbacks.
30  */
31 class LinkPropertyListener {
32  public:
33   virtual ~LinkPropertyListener() = default;
34 
35   /**
36    * Invoked when an ACL link is connected.
37    */
OnLinkConnected(hci::AddressWithType remote,uint16_t handle,hci::Role my_role)38   virtual void OnLinkConnected(hci::AddressWithType remote, uint16_t handle, hci::Role my_role) {}
39 
40   /**
41    * Invoked when an ACL link is disconnected.
42    */
OnLinkDisconnected(hci::AddressWithType remote)43   virtual void OnLinkDisconnected(hci::AddressWithType remote) {}
44 
45   /**
46    * Invoked when received remote version information for a given link
47    */
OnReadRemoteVersionInformation(hci::ErrorCode hci_status,hci::AddressWithType remote,uint8_t lmp_version,uint16_t manufacturer_name,uint16_t sub_version)48   virtual void OnReadRemoteVersionInformation(
49       hci::ErrorCode hci_status,
50       hci::AddressWithType remote,
51       uint8_t lmp_version,
52       uint16_t manufacturer_name,
53       uint16_t sub_version) {}
54 
55   /**
56    * Invoked when received connection update for a given link
57    */
OnConnectionUpdate(hci::AddressWithType remote,uint16_t connection_interval,uint16_t connection_latency,uint16_t supervision_timeout)58   virtual void OnConnectionUpdate(
59       hci::AddressWithType remote,
60       uint16_t connection_interval,
61       uint16_t connection_latency,
62       uint16_t supervision_timeout) {}
63 
64   /**
65    * Invoked when received PHY update for a given link
66    */
OnPhyUpdate(hci::AddressWithType remote,uint8_t tx_phy,uint8_t rx_phy)67   virtual void OnPhyUpdate(hci::AddressWithType remote, uint8_t tx_phy, uint8_t rx_phy) {}
68 
69   /**
70    * Invoked when received data length exchange for a given link
71    */
OnDataLengthChange(hci::AddressWithType remote,uint16_t tx_octets,uint16_t tx_time,uint16_t rx_octets,uint16_t rx_time)72   virtual void OnDataLengthChange(
73       hci::AddressWithType remote, uint16_t tx_octets, uint16_t tx_time, uint16_t rx_octets, uint16_t rx_time) {}
74 };
75 
76 }  // namespace le
77 }  // namespace l2cap
78 }  // namespace bluetooth
79