1 // Copyright 2023 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 // https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14
15 #include "pw_bluetooth_sapphire/internal/host/hci/sco_connection.h"
16
17 #include "pw_bluetooth_sapphire/internal/host/transport/transport.h"
18
19 namespace bt::hci {
20
ScoConnection(hci_spec::ConnectionHandle handle,const DeviceAddress & local_address,const DeviceAddress & peer_address,const hci::Transport::WeakPtr & hci)21 ScoConnection::ScoConnection(hci_spec::ConnectionHandle handle,
22 const DeviceAddress& local_address,
23 const DeviceAddress& peer_address,
24 const hci::Transport::WeakPtr& hci)
25 : Connection(handle,
26 local_address,
27 peer_address,
28 hci,
29 [handle, hci] {
30 ScoConnection::OnDisconnectionComplete(handle, hci);
31 }),
32 WeakSelf(this) {
33 // The connection is registered & unregistered with ScoDataChannel by
34 // sco::ScoConnection.
35 }
36
OnDisconnectionComplete(hci_spec::ConnectionHandle handle,const hci::Transport::WeakPtr & hci)37 void ScoConnection::OnDisconnectionComplete(
38 hci_spec::ConnectionHandle handle, const hci::Transport::WeakPtr& hci) {
39 // ScoDataChannel only exists if HCI SCO is supported by the controller.
40 if (hci->sco_data_channel()) {
41 // The packet count must be cleared after sco::ScoConnection unregisters the
42 // connection.
43 hci->sco_data_channel()->ClearControllerPacketCount(handle);
44 }
45 }
46
47 } // namespace bt::hci
48