1 /*
2  * Copyright 2019 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 #include "l2cap/le/internal/dynamic_channel_service_manager_impl.h"
18 
19 #include "common/bind.h"
20 #include "l2cap/le/internal/dynamic_channel_service_impl.h"
21 #include "l2cap/psm.h"
22 #include "os/log.h"
23 
24 namespace bluetooth {
25 namespace l2cap {
26 namespace le {
27 namespace internal {
28 
Register(Psm psm,DynamicChannelServiceImpl::PendingRegistration pending_registration)29 void DynamicChannelServiceManagerImpl::Register(Psm psm,
30                                                 DynamicChannelServiceImpl::PendingRegistration pending_registration) {
31   if (IsServiceRegistered(psm)) {
32     std::unique_ptr<DynamicChannelService> invalid_service(new DynamicChannelService());
33     pending_registration.user_handler_->Post(common::BindOnce(
34         std::move(pending_registration.on_registration_complete_callback_),
35         DynamicChannelManager::RegistrationResult::FAIL_DUPLICATE_SERVICE, std::move(invalid_service)));
36   } else {
37     service_map_.try_emplace(
38         psm, DynamicChannelServiceImpl(pending_registration.user_handler_,
39                                        std::move(pending_registration.on_connection_open_callback_),
40                                        pending_registration.configuration_, pending_registration.security_policy_));
41     std::unique_ptr<DynamicChannelService> user_service(new DynamicChannelService(psm, this, l2cap_layer_handler_));
42     pending_registration.user_handler_->Post(
43         common::BindOnce(std::move(pending_registration.on_registration_complete_callback_),
44                          DynamicChannelManager::RegistrationResult::SUCCESS, std::move(user_service)));
45   }
46 }
47 
Unregister(Psm psm,DynamicChannelService::OnUnregisteredCallback callback,os::Handler * handler)48 void DynamicChannelServiceManagerImpl::Unregister(Psm psm, DynamicChannelService::OnUnregisteredCallback callback,
49                                                   os::Handler* handler) {
50   if (IsServiceRegistered(psm)) {
51     service_map_.erase(psm);
52     handler->Post(std::move(callback));
53   } else {
54     LOG_ERROR("service not registered psm:%d", psm);
55   }
56 }
57 
IsServiceRegistered(Psm psm) const58 bool DynamicChannelServiceManagerImpl::IsServiceRegistered(Psm psm) const {
59   return service_map_.find(psm) != service_map_.end();
60 }
61 
GetService(Psm psm)62 DynamicChannelServiceImpl* DynamicChannelServiceManagerImpl::GetService(Psm psm) {
63   ASSERT(IsServiceRegistered(psm));
64   return &service_map_.find(psm)->second;
65 }
66 
GetRegisteredServices()67 std::vector<std::pair<Psm, DynamicChannelServiceImpl*>> DynamicChannelServiceManagerImpl::GetRegisteredServices() {
68   std::vector<std::pair<Psm, DynamicChannelServiceImpl*>> results;
69   for (auto& elem : service_map_) {
70     results.emplace_back(elem.first, &elem.second);
71   }
72   return results;
73 }
74 
75 }  // namespace internal
76 }  // namespace le
77 }  // namespace l2cap
78 }  // namespace bluetooth
79