ladybird/Services/AudioServer/main.cpp
Brian Gianforcaro bcb4cb4543 AudioServer: Lock the process veil after startup
We can't do any file syscalls anyway because of the reduction of pledges,
so we might as well lock the veil anyway.
2020-08-07 09:10:14 +02:00

64 lines
2.4 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "Mixer.h"
#include <LibCore/File.h>
#include <LibCore/LocalServer.h>
int main(int, char**)
{
if (pledge("stdio thread shared_buffer accept rpath wpath cpath unix fattr", nullptr) < 0) {
perror("pledge");
return 1;
}
Core::EventLoop event_loop;
AudioServer::Mixer mixer;
auto server = Core::LocalServer::construct();
bool ok = server->take_over_from_system_server();
ASSERT(ok);
server->on_ready_to_accept = [&] {
auto client_socket = server->accept();
if (!client_socket) {
dbg() << "AudioServer: accept failed.";
return;
}
static int s_next_client_id = 0;
int client_id = ++s_next_client_id;
IPC::new_client_connection<AudioServer::ClientConnection>(client_socket.release_nonnull(), client_id, mixer);
};
if (pledge("stdio thread shared_buffer accept", nullptr) < 0) {
perror("pledge");
return 1;
}
unveil(nullptr, nullptr);
return event_loop.exec();
}