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 <unordered_map>
18 
19 #include "l2cap/cid.h"
20 #include "l2cap/internal/channel_impl.h"
21 #include "l2cap/internal/data_controller.h"
22 #include "l2cap/internal/data_pipeline_manager.h"
23 #include "l2cap/internal/sender.h"
24 #include "os/log.h"
25 
26 namespace bluetooth {
27 namespace l2cap {
28 namespace internal {
29 
AttachChannel(Cid cid,std::shared_ptr<ChannelImpl> channel,ChannelMode mode)30 void DataPipelineManager::AttachChannel(Cid cid, std::shared_ptr<ChannelImpl> channel, ChannelMode mode) {
31   log::assert_that(
32       sender_map_.find(cid) == sender_map_.end(),
33       "assert failed: sender_map_.find(cid) == sender_map_.end()");
34   sender_map_.emplace(std::piecewise_construct, std::forward_as_tuple(cid),
35                       std::forward_as_tuple(handler_, link_, scheduler_.get(), channel, mode));
36 }
37 
DetachChannel(Cid cid)38 void DataPipelineManager::DetachChannel(Cid cid) {
39   log::assert_that(
40       sender_map_.find(cid) != sender_map_.end(),
41       "assert failed: sender_map_.find(cid) != sender_map_.end()");
42   sender_map_.erase(cid);
43   scheduler_->RemoveChannel(cid);
44   scheduler_->SetChannelTxPriority(cid, false);
45 }
46 
GetDataController(Cid cid)47 DataController* DataPipelineManager::GetDataController(Cid cid) {
48   if (sender_map_.find(cid) == sender_map_.end()) {
49     return nullptr;
50   };
51   return sender_map_.find(cid)->second.GetDataController();
52 }
53 
OnPacketSent(Cid cid)54 void DataPipelineManager::OnPacketSent(Cid cid) {
55   log::assert_that(
56       sender_map_.find(cid) != sender_map_.end(),
57       "assert failed: sender_map_.find(cid) != sender_map_.end()");
58   sender_map_.find(cid)->second.OnPacketSent();
59 }
60 
UpdateClassicConfiguration(Cid cid,classic::internal::ChannelConfigurationState config)61 void DataPipelineManager::UpdateClassicConfiguration(Cid cid, classic::internal::ChannelConfigurationState config) {
62   log::assert_that(
63       sender_map_.find(cid) != sender_map_.end(),
64       "assert failed: sender_map_.find(cid) != sender_map_.end()");
65   sender_map_.find(cid)->second.UpdateClassicConfiguration(config);
66 }
67 
SetChannelTxPriority(Cid cid,bool high_priority)68 void DataPipelineManager::SetChannelTxPriority(Cid cid, bool high_priority) {
69   log::assert_that(
70       sender_map_.find(cid) != sender_map_.end(),
71       "assert failed: sender_map_.find(cid) != sender_map_.end()");
72   scheduler_->SetChannelTxPriority(cid, high_priority);
73 }
74 
75 }  // namespace internal
76 }  // namespace l2cap
77 }  // namespace bluetooth
78