You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
89 lines
2.6 KiB
89 lines
2.6 KiB
// |
|
// Copyright (C) 2015 Google, Inc. |
|
// |
|
// Licensed under the Apache License, Version 2.0 (the "License"); |
|
// you may not use this file except in compliance with the License. |
|
// You may obtain a copy of the License at: |
|
// |
|
// http://www.apache.org/licenses/LICENSE-2.0 |
|
// |
|
// Unless required by applicable law or agreed to in writing, software |
|
// distributed under the License is distributed on an "AS IS" BASIS, |
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
// See the License for the specific language governing permissions and |
|
// limitations under the License. |
|
// |
|
|
|
#pragma once |
|
|
|
#include <atomic> |
|
|
|
#include <base/files/file_path.h> |
|
#include <base/files/scoped_file.h> |
|
#include <base/macros.h> |
|
#include <base/threading/thread.h> |
|
|
|
#include "service/ipc/ipc_handler.h" |
|
#include "service/ipc/ipc_manager.h" |
|
|
|
namespace base { |
|
class SingleThreadTaskRunner; |
|
} // namespace base |
|
|
|
namespace ipc { |
|
|
|
// Implements a Linux sequential packet domain-socket based IPCHandler |
|
class IPCHandlerLinux : public IPCHandler { |
|
public: |
|
IPCHandlerLinux(bluetooth::Adapter* adapter, IPCManager::Delegate* delegate); |
|
~IPCHandlerLinux() override; |
|
|
|
// IPCHandler overrides: |
|
bool Run() override; |
|
void Stop() override; |
|
|
|
private: |
|
IPCHandlerLinux() = default; |
|
|
|
// Starts listening for incoming connections. Posted on |thread_| by Run(). |
|
void StartListeningOnThread(); |
|
|
|
// Stops the IPC thread. This helper is needed since base::Thread requires |
|
// threads to be stopped on the thread that started them. |
|
void ShutDownOnOriginThread(); |
|
|
|
// Notifies the delegate that we started or stoppedlistening for incoming |
|
// connections. |
|
void NotifyStartedOnOriginThread(); |
|
void NotifyStartedOnCurrentThread(); |
|
void NotifyStoppedOnOriginThread(); |
|
void NotifyStoppedOnCurrentThread(); |
|
|
|
// True, if the IPC mechanism is running. |
|
#if defined(__APPLE__) |
|
bool running_ ATTRIBUTE_UNUSED; |
|
#else |
|
bool running_; |
|
#endif |
|
|
|
// The server socket on which we listen to incoming connections. |
|
base::ScopedFD socket_; |
|
|
|
// The file path to |socket_|. This is only set if we create and manage the |
|
// life time of the socket. |
|
base::FilePath socket_path_; |
|
|
|
// We use a dedicated thread for listening to incoming connections and |
|
// polling from the socket to avoid blocking the main thread. |
|
base::Thread thread_; |
|
|
|
// Whether or not the listening thread should continue to run. |
|
std::atomic<bool> keep_running_; |
|
|
|
// The origin thread's task runner. |
|
scoped_refptr<base::SingleThreadTaskRunner> origin_task_runner_; |
|
|
|
DISALLOW_COPY_AND_ASSIGN(IPCHandlerLinux); |
|
}; |
|
|
|
} // namespace ipc
|
|
|