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ryujinx-final/Ryujinx.HLE/HOS/Services/Aud/IAudioDevice.cs
gdkchan 7de7b559ad Improve kernel events implementation (#430)
* Improve kernel events implementation

* Some cleanup

* Address PR feedback
2018-09-23 20:11:46 +02:00

233 lines
7.3 KiB
C#

using Ryujinx.HLE.HOS.Ipc;
using Ryujinx.HLE.HOS.Kernel;
using Ryujinx.HLE.HOS.SystemState;
using Ryujinx.HLE.Logging;
using System;
using System.Collections.Generic;
using System.Text;
namespace Ryujinx.HLE.HOS.Services.Aud
{
class IAudioDevice : IpcService
{
private Dictionary<int, ServiceProcessRequest> m_Commands;
public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
private KEvent SystemEvent;
public IAudioDevice(Horizon System)
{
m_Commands = new Dictionary<int, ServiceProcessRequest>()
{
{ 0, ListAudioDeviceName },
{ 1, SetAudioDeviceOutputVolume },
{ 3, GetActiveAudioDeviceName },
{ 4, QueryAudioDeviceSystemEvent },
{ 5, GetActiveChannelCount },
{ 6, ListAudioDeviceNameAuto },
{ 7, SetAudioDeviceOutputVolumeAuto },
{ 8, GetAudioDeviceOutputVolumeAuto },
{ 10, GetActiveAudioDeviceNameAuto },
{ 11, QueryAudioDeviceInputEvent },
{ 12, QueryAudioDeviceOutputEvent }
};
SystemEvent = new KEvent(System);
//TODO: We shouldn't be signaling this here.
SystemEvent.ReadableEvent.Signal();
}
public long ListAudioDeviceName(ServiceCtx Context)
{
string[] DeviceNames = SystemStateMgr.AudioOutputs;
Context.ResponseData.Write(DeviceNames.Length);
long Position = Context.Request.ReceiveBuff[0].Position;
long Size = Context.Request.ReceiveBuff[0].Size;
long BasePosition = Position;
foreach (string Name in DeviceNames)
{
byte[] Buffer = Encoding.ASCII.GetBytes(Name + "\0");
if ((Position - BasePosition) + Buffer.Length > Size)
{
Context.Device.Log.PrintError(LogClass.ServiceAudio, $"Output buffer size {Size} too small!");
break;
}
Context.Memory.WriteBytes(Position, Buffer);
Position += Buffer.Length;
}
return 0;
}
public long SetAudioDeviceOutputVolume(ServiceCtx Context)
{
float Volume = Context.RequestData.ReadSingle();
long Position = Context.Request.SendBuff[0].Position;
long Size = Context.Request.SendBuff[0].Size;
byte[] DeviceNameBuffer = Context.Memory.ReadBytes(Position, Size);
string DeviceName = Encoding.ASCII.GetString(DeviceNameBuffer);
Context.Device.Log.PrintStub(LogClass.ServiceAudio, "Stubbed.");
return 0;
}
public long GetActiveAudioDeviceName(ServiceCtx Context)
{
string Name = Context.Device.System.State.ActiveAudioOutput;
long Position = Context.Request.ReceiveBuff[0].Position;
long Size = Context.Request.ReceiveBuff[0].Size;
byte[] DeviceNameBuffer = Encoding.ASCII.GetBytes(Name + "\0");
if ((ulong)DeviceNameBuffer.Length <= (ulong)Size)
{
Context.Memory.WriteBytes(Position, DeviceNameBuffer);
}
else
{
Context.Device.Log.PrintError(LogClass.ServiceAudio, $"Output buffer size {Size} too small!");
}
return 0;
}
public long QueryAudioDeviceSystemEvent(ServiceCtx Context)
{
if (Context.Process.HandleTable.GenerateHandle(SystemEvent.ReadableEvent, out int Handle) != KernelResult.Success)
{
throw new InvalidOperationException("Out of handles!");
}
Context.Response.HandleDesc = IpcHandleDesc.MakeCopy(Handle);
Context.Device.Log.PrintStub(LogClass.ServiceAudio, "Stubbed.");
return 0;
}
public long GetActiveChannelCount(ServiceCtx Context)
{
Context.ResponseData.Write(2);
Context.Device.Log.PrintStub(LogClass.ServiceAudio, "Stubbed.");
return 0;
}
public long ListAudioDeviceNameAuto(ServiceCtx Context)
{
string[] DeviceNames = SystemStateMgr.AudioOutputs;
Context.ResponseData.Write(DeviceNames.Length);
(long Position, long Size) = Context.Request.GetBufferType0x22();
long BasePosition = Position;
foreach (string Name in DeviceNames)
{
byte[] Buffer = Encoding.UTF8.GetBytes(Name + '\0');
if ((Position - BasePosition) + Buffer.Length > Size)
{
Context.Device.Log.PrintError(LogClass.ServiceAudio, $"Output buffer size {Size} too small!");
break;
}
Context.Memory.WriteBytes(Position, Buffer);
Position += Buffer.Length;
}
return 0;
}
public long SetAudioDeviceOutputVolumeAuto(ServiceCtx Context)
{
float Volume = Context.RequestData.ReadSingle();
(long Position, long Size) = Context.Request.GetBufferType0x21();
byte[] DeviceNameBuffer = Context.Memory.ReadBytes(Position, Size);
string DeviceName = Encoding.UTF8.GetString(DeviceNameBuffer);
Context.Device.Log.PrintStub(LogClass.ServiceAudio, "Stubbed.");
return 0;
}
public long GetAudioDeviceOutputVolumeAuto(ServiceCtx Context)
{
Context.ResponseData.Write(1f);
Context.Device.Log.PrintStub(LogClass.ServiceAudio, "Stubbed.");
return 0;
}
public long GetActiveAudioDeviceNameAuto(ServiceCtx Context)
{
string Name = Context.Device.System.State.ActiveAudioOutput;
(long Position, long Size) = Context.Request.GetBufferType0x22();
byte[] DeviceNameBuffer = Encoding.UTF8.GetBytes(Name + '\0');
if ((ulong)DeviceNameBuffer.Length <= (ulong)Size)
{
Context.Memory.WriteBytes(Position, DeviceNameBuffer);
}
else
{
Context.Device.Log.PrintError(LogClass.ServiceAudio, $"Output buffer size {Size} too small!");
}
return 0;
}
public long QueryAudioDeviceInputEvent(ServiceCtx Context)
{
if (Context.Process.HandleTable.GenerateHandle(SystemEvent.ReadableEvent, out int Handle) != KernelResult.Success)
{
throw new InvalidOperationException("Out of handles!");
}
Context.Response.HandleDesc = IpcHandleDesc.MakeCopy(Handle);
Context.Device.Log.PrintStub(LogClass.ServiceAudio, "Stubbed.");
return 0;
}
public long QueryAudioDeviceOutputEvent(ServiceCtx Context)
{
if (Context.Process.HandleTable.GenerateHandle(SystemEvent.ReadableEvent, out int Handle) != KernelResult.Success)
{
throw new InvalidOperationException("Out of handles!");
}
Context.Response.HandleDesc = IpcHandleDesc.MakeCopy(Handle);
Context.Device.Log.PrintStub(LogClass.ServiceAudio, "Stubbed.");
return 0;
}
}
}