1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-26 22:07:36 +00:00

Services: Move to Userland/Services/

This commit is contained in:
Andreas Kling 2021-01-12 12:23:01 +01:00
parent 4055b03291
commit c7ac7e6eaf
170 changed files with 4 additions and 4 deletions

View file

@ -0,0 +1,6 @@
endpoint AudioClient = 82
{
FinishedPlayingBuffer(i32 buffer_id) =|
MutedStateChanged(bool muted) =|
MainMixVolumeChanged(i32 volume) =|
}

View file

@ -0,0 +1,21 @@
endpoint AudioServer = 85
{
// Basic protocol
Greet() => (i32 client_id)
// Mixer functions
SetMuted(bool muted) => ()
GetMuted() => (bool muted)
GetMainMixVolume() => (i32 volume)
SetMainMixVolume(i32 volume) => ()
// Buffer playback
EnqueueBuffer(i32 buffer_id, int sample_count) => (bool success)
SetPaused(bool paused) => ()
ClearBuffer(bool paused) => ()
//Buffer information
GetRemainingSamples() => (int remaining_samples)
GetPlayedSamples() => (int played_samples)
GetPlayingBuffer() => (i32 buffer_id)
}

View file

@ -0,0 +1,13 @@
compile_ipc(AudioServer.ipc AudioServerEndpoint.h)
compile_ipc(AudioClient.ipc AudioClientEndpoint.h)
set(SOURCES
ClientConnection.cpp
Mixer.cpp
main.cpp
AudioServerEndpoint.h
AudioClientEndpoint.h
)
serenity_bin(AudioServer)
target_link_libraries(AudioServer LibCore LibThread LibIPC)

View file

@ -0,0 +1,168 @@
/*
* 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 "ClientConnection.h"
#include "Mixer.h"
#include <AK/SharedBuffer.h>
#include <AudioServer/AudioClientEndpoint.h>
#include <LibAudio/Buffer.h>
#include <errno.h>
#include <stdio.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <unistd.h>
namespace AudioServer {
static HashMap<int, RefPtr<ClientConnection>> s_connections;
void ClientConnection::for_each(Function<void(ClientConnection&)> callback)
{
NonnullRefPtrVector<ClientConnection> connections;
for (auto& it : s_connections)
connections.append(*it.value);
for (auto& connection : connections)
callback(connection);
}
ClientConnection::ClientConnection(NonnullRefPtr<Core::LocalSocket> client_socket, int client_id, Mixer& mixer)
: IPC::ClientConnection<AudioClientEndpoint, AudioServerEndpoint>(*this, move(client_socket), client_id)
, m_mixer(mixer)
{
s_connections.set(client_id, *this);
}
ClientConnection::~ClientConnection()
{
}
void ClientConnection::die()
{
s_connections.remove(client_id());
}
void ClientConnection::did_finish_playing_buffer(Badge<BufferQueue>, int buffer_id)
{
post_message(Messages::AudioClient::FinishedPlayingBuffer(buffer_id));
}
void ClientConnection::did_change_muted_state(Badge<Mixer>, bool muted)
{
post_message(Messages::AudioClient::MutedStateChanged(muted));
}
void ClientConnection::did_change_main_mix_volume(Badge<Mixer>, int volume)
{
post_message(Messages::AudioClient::MainMixVolumeChanged(volume));
}
OwnPtr<Messages::AudioServer::GreetResponse> ClientConnection::handle(const Messages::AudioServer::Greet&)
{
return make<Messages::AudioServer::GreetResponse>(client_id());
}
OwnPtr<Messages::AudioServer::GetMainMixVolumeResponse> ClientConnection::handle(const Messages::AudioServer::GetMainMixVolume&)
{
return make<Messages::AudioServer::GetMainMixVolumeResponse>(m_mixer.main_volume());
}
OwnPtr<Messages::AudioServer::SetMainMixVolumeResponse> ClientConnection::handle(const Messages::AudioServer::SetMainMixVolume& message)
{
m_mixer.set_main_volume(message.volume());
return make<Messages::AudioServer::SetMainMixVolumeResponse>();
}
OwnPtr<Messages::AudioServer::EnqueueBufferResponse> ClientConnection::handle(const Messages::AudioServer::EnqueueBuffer& message)
{
auto shared_buffer = SharedBuffer::create_from_shbuf_id(message.buffer_id());
if (!shared_buffer) {
// FIXME: The shared buffer should have been retrieved for us already.
// We don't want to do IPC error checking at this layer.
ASSERT_NOT_REACHED();
}
if (!m_queue)
m_queue = m_mixer.create_queue(*this);
if (m_queue->is_full())
return make<Messages::AudioServer::EnqueueBufferResponse>(false);
m_queue->enqueue(Audio::Buffer::create_with_shared_buffer(*shared_buffer, message.sample_count()));
return make<Messages::AudioServer::EnqueueBufferResponse>(true);
}
OwnPtr<Messages::AudioServer::GetRemainingSamplesResponse> ClientConnection::handle(const Messages::AudioServer::GetRemainingSamples&)
{
int remaining = 0;
if (m_queue)
remaining = m_queue->get_remaining_samples();
return make<Messages::AudioServer::GetRemainingSamplesResponse>(remaining);
}
OwnPtr<Messages::AudioServer::GetPlayedSamplesResponse> ClientConnection::handle(const Messages::AudioServer::GetPlayedSamples&)
{
int played = 0;
if (m_queue)
played = m_queue->get_played_samples();
return make<Messages::AudioServer::GetPlayedSamplesResponse>(played);
}
OwnPtr<Messages::AudioServer::SetPausedResponse> ClientConnection::handle(const Messages::AudioServer::SetPaused& message)
{
if (m_queue)
m_queue->set_paused(message.paused());
return make<Messages::AudioServer::SetPausedResponse>();
}
OwnPtr<Messages::AudioServer::ClearBufferResponse> ClientConnection::handle(const Messages::AudioServer::ClearBuffer& message)
{
if (m_queue)
m_queue->clear(message.paused());
return make<Messages::AudioServer::ClearBufferResponse>();
}
OwnPtr<Messages::AudioServer::GetPlayingBufferResponse> ClientConnection::handle(const Messages::AudioServer::GetPlayingBuffer&)
{
int id = -1;
if (m_queue)
id = m_queue->get_playing_buffer();
return make<Messages::AudioServer::GetPlayingBufferResponse>(id);
}
OwnPtr<Messages::AudioServer::GetMutedResponse> ClientConnection::handle(const Messages::AudioServer::GetMuted&)
{
return make<Messages::AudioServer::GetMutedResponse>(m_mixer.is_muted());
}
OwnPtr<Messages::AudioServer::SetMutedResponse> ClientConnection::handle(const Messages::AudioServer::SetMuted& message)
{
m_mixer.set_muted(message.muted());
return make<Messages::AudioServer::SetMutedResponse>();
}
}

View file

@ -0,0 +1,75 @@
/*
* 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.
*/
#pragma once
#include <AK/HashMap.h>
#include <AudioServer/AudioClientEndpoint.h>
#include <AudioServer/AudioServerEndpoint.h>
#include <LibIPC/ClientConnection.h>
namespace Audio {
class Buffer;
}
namespace AudioServer {
class BufferQueue;
class Mixer;
class ClientConnection final : public IPC::ClientConnection<AudioClientEndpoint, AudioServerEndpoint>
, public AudioServerEndpoint {
C_OBJECT(ClientConnection)
public:
explicit ClientConnection(NonnullRefPtr<Core::LocalSocket>, int client_id, Mixer& mixer);
~ClientConnection() override;
void did_finish_playing_buffer(Badge<BufferQueue>, int buffer_id);
void did_change_muted_state(Badge<Mixer>, bool muted);
void did_change_main_mix_volume(Badge<Mixer>, int volume);
virtual void die() override;
static void for_each(Function<void(ClientConnection&)>);
private:
virtual OwnPtr<Messages::AudioServer::GreetResponse> handle(const Messages::AudioServer::Greet&) override;
virtual OwnPtr<Messages::AudioServer::GetMainMixVolumeResponse> handle(const Messages::AudioServer::GetMainMixVolume&) override;
virtual OwnPtr<Messages::AudioServer::SetMainMixVolumeResponse> handle(const Messages::AudioServer::SetMainMixVolume&) override;
virtual OwnPtr<Messages::AudioServer::EnqueueBufferResponse> handle(const Messages::AudioServer::EnqueueBuffer&) override;
virtual OwnPtr<Messages::AudioServer::GetRemainingSamplesResponse> handle(const Messages::AudioServer::GetRemainingSamples&) override;
virtual OwnPtr<Messages::AudioServer::GetPlayedSamplesResponse> handle(const Messages::AudioServer::GetPlayedSamples&) override;
virtual OwnPtr<Messages::AudioServer::SetPausedResponse> handle(const Messages::AudioServer::SetPaused&) override;
virtual OwnPtr<Messages::AudioServer::ClearBufferResponse> handle(const Messages::AudioServer::ClearBuffer&) override;
virtual OwnPtr<Messages::AudioServer::GetPlayingBufferResponse> handle(const Messages::AudioServer::GetPlayingBuffer&) override;
virtual OwnPtr<Messages::AudioServer::GetMutedResponse> handle(const Messages::AudioServer::GetMuted&) override;
virtual OwnPtr<Messages::AudioServer::SetMutedResponse> handle(const Messages::AudioServer::SetMuted&) override;
Mixer& m_mixer;
RefPtr<BufferQueue> m_queue;
};
}

View file

@ -0,0 +1,166 @@
/*
* 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 <AK/Array.h>
#include <AK/MemoryStream.h>
#include <AK/NumericLimits.h>
#include <AudioServer/ClientConnection.h>
#include <AudioServer/Mixer.h>
#include <pthread.h>
#include <strings.h>
namespace AudioServer {
Mixer::Mixer()
: m_device(Core::File::construct("/dev/audio", this))
, m_sound_thread(LibThread::Thread::construct(
[this] {
mix();
return 0;
},
"AudioServer[mixer]"))
{
if (!m_device->open(Core::IODevice::WriteOnly)) {
dbgln("Can't open audio device: {}", m_device->error_string());
return;
}
pthread_mutex_init(&m_pending_mutex, nullptr);
pthread_cond_init(&m_pending_cond, nullptr);
m_zero_filled_buffer = (u8*)malloc(4096);
bzero(m_zero_filled_buffer, 4096);
m_sound_thread->start();
}
Mixer::~Mixer()
{
}
NonnullRefPtr<BufferQueue> Mixer::create_queue(ClientConnection& client)
{
auto queue = adopt(*new BufferQueue(client));
pthread_mutex_lock(&m_pending_mutex);
m_pending_mixing.append(*queue);
m_added_queue = true;
pthread_cond_signal(&m_pending_cond);
pthread_mutex_unlock(&m_pending_mutex);
return queue;
}
void Mixer::mix()
{
decltype(m_pending_mixing) active_mix_queues;
for (;;) {
if (active_mix_queues.is_empty() || m_added_queue) {
pthread_mutex_lock(&m_pending_mutex);
pthread_cond_wait(&m_pending_cond, &m_pending_mutex);
active_mix_queues.append(move(m_pending_mixing));
pthread_mutex_unlock(&m_pending_mutex);
m_added_queue = false;
}
active_mix_queues.remove_all_matching([&](auto& entry) { return !entry->client(); });
Audio::Sample mixed_buffer[1024];
auto mixed_buffer_length = (int)(sizeof(mixed_buffer) / sizeof(Audio::Sample));
// Mix the buffers together into the output
for (auto& queue : active_mix_queues) {
if (!queue->client()) {
queue->clear();
continue;
}
for (int i = 0; i < mixed_buffer_length; ++i) {
auto& mixed_sample = mixed_buffer[i];
Audio::Sample sample;
if (!queue->get_next_sample(sample))
break;
mixed_sample += sample;
}
}
if (m_muted) {
m_device->write(m_zero_filled_buffer, 4096);
} else {
Array<u8, 4096> buffer;
OutputMemoryStream stream { buffer };
for (int i = 0; i < mixed_buffer_length; ++i) {
auto& mixed_sample = mixed_buffer[i];
mixed_sample.scale(m_main_volume);
mixed_sample.clip();
LittleEndian<i16> out_sample;
out_sample = mixed_sample.left * NumericLimits<i16>::max();
stream << out_sample;
out_sample = mixed_sample.right * NumericLimits<i16>::max();
stream << out_sample;
}
ASSERT(stream.is_end());
ASSERT(!stream.has_any_error());
m_device->write(stream.data(), stream.size());
}
}
}
void Mixer::set_main_volume(int volume)
{
if (volume > 100)
m_main_volume = 100;
else
m_main_volume = volume;
ClientConnection::for_each([volume](ClientConnection& client) {
client.did_change_main_mix_volume({}, volume);
});
}
void Mixer::set_muted(bool muted)
{
if (m_muted == muted)
return;
m_muted = muted;
ClientConnection::for_each([muted](ClientConnection& client) {
client.did_change_muted_state({}, muted);
});
}
BufferQueue::BufferQueue(ClientConnection& client)
: m_client(client)
{
}
void BufferQueue::enqueue(NonnullRefPtr<Audio::Buffer>&& buffer)
{
m_remaining_samples += buffer->sample_count();
m_queue.enqueue(move(buffer));
}
}

View file

@ -0,0 +1,144 @@
/*
* 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.
*/
#pragma once
#include "ClientConnection.h"
#include <AK/Atomic.h>
#include <AK/Badge.h>
#include <AK/ByteBuffer.h>
#include <AK/NonnullRefPtrVector.h>
#include <AK/Queue.h>
#include <AK/RefCounted.h>
#include <AK/WeakPtr.h>
#include <LibAudio/Buffer.h>
#include <LibCore/File.h>
#include <LibThread/Lock.h>
#include <LibThread/Thread.h>
namespace AudioServer {
class ClientConnection;
class BufferQueue : public RefCounted<BufferQueue> {
public:
explicit BufferQueue(ClientConnection&);
~BufferQueue() { }
bool is_full() const { return m_queue.size() >= 3; }
void enqueue(NonnullRefPtr<Audio::Buffer>&&);
bool get_next_sample(Audio::Sample& sample)
{
if (m_paused)
return false;
while (!m_current && !m_queue.is_empty())
m_current = m_queue.dequeue();
if (!m_current)
return false;
sample = m_current->samples()[m_position++];
--m_remaining_samples;
++m_played_samples;
if (m_position >= m_current->sample_count()) {
m_client->did_finish_playing_buffer({}, m_current->shbuf_id());
m_current = nullptr;
m_position = 0;
}
return true;
}
ClientConnection* client() { return m_client.ptr(); }
void clear(bool paused = false)
{
m_queue.clear();
m_position = 0;
m_remaining_samples = 0;
m_played_samples = 0;
m_current = nullptr;
m_paused = paused;
}
void set_paused(bool paused)
{
m_paused = paused;
}
int get_remaining_samples() const { return m_remaining_samples; }
int get_played_samples() const { return m_played_samples; }
int get_playing_buffer() const
{
if (m_current)
return m_current->shbuf_id();
return -1;
}
private:
RefPtr<Audio::Buffer> m_current;
Queue<NonnullRefPtr<Audio::Buffer>> m_queue;
int m_position { 0 };
int m_remaining_samples { 0 };
int m_played_samples { 0 };
bool m_paused { false };
WeakPtr<ClientConnection> m_client;
};
class Mixer : public Core::Object {
C_OBJECT(Mixer)
public:
Mixer();
virtual ~Mixer() override;
NonnullRefPtr<BufferQueue> create_queue(ClientConnection&);
int main_volume() const { return m_main_volume; }
void set_main_volume(int volume);
bool is_muted() const { return m_muted; }
void set_muted(bool);
private:
Vector<NonnullRefPtr<BufferQueue>> m_pending_mixing;
Atomic<bool> m_added_queue { false };
pthread_mutex_t m_pending_mutex;
pthread_cond_t m_pending_cond;
RefPtr<Core::File> m_device;
NonnullRefPtr<LibThread::Thread> m_sound_thread;
bool m_muted { false };
int m_main_volume { 100 };
u8* m_zero_filled_buffer { nullptr };
void mix();
};
}

View file

@ -0,0 +1,63 @@
/*
* 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) {
dbgln("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();
}