1 /*
2  * Copyright 2020 HIMSA II K/S - www.himsa.com.
3  * Represented by EHIMA - www.ehima.com
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  *      http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 #include <memory>
19 
20 #include "btm_iso_api.h"
21 #include "btm_iso_impl.h"
22 #include "btu.h"
23 
24 using bluetooth::hci::iso_manager::BigCallbacks;
25 using bluetooth::hci::iso_manager::CigCallbacks;
26 using bluetooth::hci::iso_manager::iso_impl;
27 
28 namespace bluetooth {
29 namespace hci {
30 
31 struct IsoManager::impl {
implbluetooth::hci::IsoManager::impl32   impl(const IsoManager& iso_manager) : iso_manager_(iso_manager) {}
33 
Startbluetooth::hci::IsoManager::impl34   void Start() {
35     LOG_ASSERT(!iso_impl_);
36     iso_impl_ = std::make_unique<iso_impl>();
37   }
38 
Stopbluetooth::hci::IsoManager::impl39   void Stop() {
40     LOG_ASSERT(iso_impl_);
41     iso_impl_.reset();
42   }
43 
IsRunningbluetooth::hci::IsoManager::impl44   bool IsRunning() { return iso_impl_ ? true : false; }
45 
46   const IsoManager& iso_manager_;
47   std::unique_ptr<iso_impl> iso_impl_;
48 };
49 
IsoManager()50 IsoManager::IsoManager() : pimpl_(std::make_unique<impl>(*this)) {}
51 
RegisterCigCallbacks(CigCallbacks * callbacks) const52 void IsoManager::RegisterCigCallbacks(CigCallbacks* callbacks) const {
53   pimpl_->iso_impl_->handle_register_cis_callbacks(callbacks);
54 }
55 
RegisterBigCallbacks(BigCallbacks * callbacks) const56 void IsoManager::RegisterBigCallbacks(BigCallbacks* callbacks) const {
57   pimpl_->iso_impl_->handle_register_big_callbacks(callbacks);
58 }
59 
CreateCig(uint8_t cig_id,struct iso_manager::cig_create_params cig_params)60 void IsoManager::CreateCig(uint8_t cig_id,
61                            struct iso_manager::cig_create_params cig_params) {
62   pimpl_->iso_impl_->create_cig(cig_id, std::move(cig_params));
63 }
64 
ReconfigureCig(uint8_t cig_id,struct iso_manager::cig_create_params cig_params)65 void IsoManager::ReconfigureCig(
66     uint8_t cig_id, struct iso_manager::cig_create_params cig_params) {
67   pimpl_->iso_impl_->reconfigure_cig(cig_id, std::move(cig_params));
68 }
69 
RemoveCig(uint8_t cig_id)70 void IsoManager::RemoveCig(uint8_t cig_id) {
71   pimpl_->iso_impl_->remove_cig(cig_id);
72 }
73 
EstablishCis(struct iso_manager::cis_establish_params conn_params)74 void IsoManager::EstablishCis(
75     struct iso_manager::cis_establish_params conn_params) {
76   pimpl_->iso_impl_->establish_cis(std::move(conn_params));
77 }
78 
DisconnectCis(uint16_t cis_handle,uint8_t reason)79 void IsoManager::DisconnectCis(uint16_t cis_handle, uint8_t reason) {
80   pimpl_->iso_impl_->disconnect_cis(cis_handle, reason);
81 }
82 
SetupIsoDataPath(uint16_t iso_handle,struct iso_manager::iso_data_path_params path_params)83 void IsoManager::SetupIsoDataPath(
84     uint16_t iso_handle, struct iso_manager::iso_data_path_params path_params) {
85   pimpl_->iso_impl_->setup_iso_data_path(iso_handle, std::move(path_params));
86 }
87 
RemoveIsoDataPath(uint16_t iso_handle,uint8_t data_path_dir)88 void IsoManager::RemoveIsoDataPath(uint16_t iso_handle, uint8_t data_path_dir) {
89   pimpl_->iso_impl_->remove_iso_data_path(iso_handle, data_path_dir);
90 }
91 
ReadIsoLinkQuality(uint16_t iso_handle)92 void IsoManager::ReadIsoLinkQuality(uint16_t iso_handle) {
93   pimpl_->iso_impl_->read_iso_link_quality(iso_handle);
94 }
95 
SendIsoData(uint16_t iso_handle,const uint8_t * data,uint16_t data_len)96 void IsoManager::SendIsoData(uint16_t iso_handle, const uint8_t* data,
97                              uint16_t data_len) {
98   pimpl_->iso_impl_->send_iso_data(iso_handle, data, data_len);
99 }
100 
CreateBig(uint8_t big_id,struct iso_manager::big_create_params big_params)101 void IsoManager::CreateBig(uint8_t big_id,
102                            struct iso_manager::big_create_params big_params) {
103   pimpl_->iso_impl_->create_big(big_id, std::move(big_params));
104 }
105 
TerminateBig(uint8_t big_id,uint8_t reason)106 void IsoManager::TerminateBig(uint8_t big_id, uint8_t reason) {
107   pimpl_->iso_impl_->terminate_big(big_id, reason);
108 }
109 
HandleIsoData(void * p_msg)110 void IsoManager::HandleIsoData(void* p_msg) {
111   if (pimpl_->IsRunning())
112     pimpl_->iso_impl_->handle_iso_data(static_cast<BT_HDR*>(p_msg));
113 }
114 
HandleDisconnect(uint16_t handle,uint8_t reason)115 void IsoManager::HandleDisconnect(uint16_t handle, uint8_t reason) {
116   if (pimpl_->IsRunning())
117     pimpl_->iso_impl_->disconnection_complete(handle, reason);
118 }
119 
HandleNumComplDataPkts(uint8_t * p,uint8_t evt_len)120 void IsoManager::HandleNumComplDataPkts(uint8_t* p, uint8_t evt_len) {
121   if (pimpl_->IsRunning())
122     pimpl_->iso_impl_->handle_num_completed_pkts(p, evt_len);
123 }
124 
HandleHciEvent(uint8_t sub_code,uint8_t * params,uint16_t length)125 void IsoManager::HandleHciEvent(uint8_t sub_code, uint8_t* params,
126                                 uint16_t length) {
127   if (pimpl_->IsRunning())
128     pimpl_->iso_impl_->on_iso_event(sub_code, params, length);
129 }
130 
Start()131 void IsoManager::Start() {
132   if (!pimpl_->IsRunning())
133     pimpl_->Start();
134 }
135 
Stop()136 void IsoManager::Stop() {
137   if (pimpl_->IsRunning())
138     pimpl_->Stop();
139 }
140 
141 IsoManager::~IsoManager() = default;
142 
143 }  // namespace hci
144 }  // namespace bluetooth
145