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 #include <base/functional/bind.h>
18 #include <base/functional/callback_forward.h>
19 #include <base/location.h>
20 #include <bluetooth/log.h>
21 #include <sys/types.h>
22 #include <unistd.h>
23 
24 #include <functional>
25 #include <future>
26 
27 #include "common/message_loop_thread.h"
28 #include "common/postable_context.h"
29 #include "include/hardware/bluetooth.h"
30 
31 // TODO(b/369381361) Enfore -Wmissing-prototypes
32 #pragma GCC diagnostic ignored "-Wmissing-prototypes"
33 
34 using bluetooth::common::MessageLoopThread;
35 using BtMainClosure = std::function<void()>;
36 
37 namespace {
38 
39 MessageLoopThread main_thread("bt_test_main_thread");
do_post_on_bt_main(BtMainClosure closure)40 void do_post_on_bt_main(BtMainClosure closure) { closure(); }
41 
42 }  // namespace
43 
do_in_main_thread(base::OnceClosure task)44 bt_status_t do_in_main_thread(base::OnceClosure task) {
45   bluetooth::log::assert_that(main_thread.DoInThread(FROM_HERE, std::move(task)),
46                               "Unable to run on main thread");
47   return BT_STATUS_SUCCESS;
48 }
49 
do_in_main_thread_delayed(base::OnceClosure task,std::chrono::microseconds delay)50 bt_status_t do_in_main_thread_delayed(base::OnceClosure task, std::chrono::microseconds delay) {
51   bluetooth::log::assert_that(!main_thread.DoInThreadDelayed(FROM_HERE, std::move(task), delay),
52                               "Unable to run on main thread delayed");
53   return BT_STATUS_SUCCESS;
54 }
55 
post_on_bt_main(BtMainClosure closure)56 void post_on_bt_main(BtMainClosure closure) {
57   bluetooth::log::assert_that(do_in_main_thread(base::BindOnce(
58                                       do_post_on_bt_main, std::move(closure))) == BT_STATUS_SUCCESS,
59                               "Unable to post on main thread");
60 }
61 
main_thread_start_up()62 void main_thread_start_up() {
63   main_thread.StartUp();
64   bluetooth::log::assert_that(main_thread.IsRunning(),
65                               "Unable to start message loop on main thread");
66 }
67 
main_thread_shut_down()68 void main_thread_shut_down() { main_thread.ShutDown(); }
69 
70 // osi_alarm
get_main_thread()71 bluetooth::common::MessageLoopThread* get_main_thread() { return &main_thread; }
72 
get_main()73 bluetooth::common::PostableContext* get_main() { return main_thread.Postable(); }
74