1 files changed, 115 insertions, 0 deletions
diff --git a/Ryujinx.HLE/OsHle/Services/Aud/IAudioOutManager.cs b/Ryujinx.HLE/OsHle/Services/Aud/IAudioOutManager.cs
new file mode 100644
index 00000000..a6b30835
--- /dev/null
+++ b/Ryujinx.HLE/OsHle/Services/Aud/IAudioOutManager.cs
@@ -0,0 +1,115 @@
+using ChocolArm64.Memory;
+using Ryujinx.Audio;
+using Ryujinx.HLE.Logging;
+using Ryujinx.HLE.OsHle.Handles;
+using Ryujinx.HLE.OsHle.Ipc;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Ryujinx.HLE.OsHle.Services.Aud
+{
+    class IAudioOutManager : IpcService
+    {
+        private const string DefaultAudioOutput = "DeviceOut";
+
+        private Dictionary<int, ServiceProcessRequest> m_Commands;
+
+        public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
+
+        public IAudioOutManager()
+        {
+            m_Commands = new Dictionary<int, ServiceProcessRequest>()
+            {
+                { 0, ListAudioOuts },
+                { 1, OpenAudioOut  }
+            };
+        }
+
+        public long ListAudioOuts(ServiceCtx Context)
+        {
+            long Position = Context.Request.ReceiveBuff[0].Position;
+            long Size     = Context.Request.ReceiveBuff[0].Size;
+
+            int NameCount = 0;
+
+            byte[] DeviceNameBuffer = Encoding.ASCII.GetBytes(DefaultAudioOutput + "\0");
+
+            if ((ulong)DeviceNameBuffer.Length <= (ulong)Size)
+            {
+                Context.Memory.WriteBytes(Position, DeviceNameBuffer);
+
+                NameCount++;
+            }
+            else
+            {
+                Context.Ns.Log.PrintError(LogClass.ServiceAudio, $"Output buffer size {Size} too small!");
+            }
+
+            Context.ResponseData.Write(NameCount);
+
+            return 0;
+        }
+
+        public long OpenAudioOut(ServiceCtx Context)
+        {
+            IAalOutput AudioOut = Context.Ns.AudioOut;
+
+            string DeviceName = AMemoryHelper.ReadAsciiString(
+                Context.Memory,
+                Context.Request.SendBuff[0].Position,
+                Context.Request.SendBuff[0].Size);
+
+            if (DeviceName == string.Empty)
+            {
+                DeviceName = DefaultAudioOutput;
+            }
+
+            long Position = Context.Request.ReceiveBuff[0].Position;
+            long Size     = Context.Request.ReceiveBuff[0].Size;
+
+            byte[] DeviceNameBuffer = Encoding.ASCII.GetBytes(DeviceName + "\0");
+
+            if ((ulong)DeviceNameBuffer.Length <= (ulong)Size)
+            {
+                Context.Memory.WriteBytes(Position, DeviceNameBuffer);
+            }
+            else
+            {
+                Context.Ns.Log.PrintError(LogClass.ServiceAudio, $"Output buffer size {Size} too small!");
+            }
+
+            int SampleRate = Context.RequestData.ReadInt32();
+            int Channels   = Context.RequestData.ReadInt32();
+
+            Channels = (ushort)(Channels >> 16);
+
+            if (SampleRate == 0)
+            {
+                SampleRate = 48000;
+            }
+
+            if (Channels < 1 || Channels > 2)
+            {
+                Channels = 2;
+            }
+
+            KEvent ReleaseEvent = new KEvent();
+
+            ReleaseCallback Callback = () =>
+            {
+                ReleaseEvent.WaitEvent.Set();
+            };
+
+            int Track = AudioOut.OpenTrack(SampleRate, Channels, Callback, out AudioFormat Format);
+
+            MakeObject(Context, new IAudioOut(AudioOut, ReleaseEvent, Track));
+
+            Context.ResponseData.Write(SampleRate);
+            Context.ResponseData.Write(Channels);
+            Context.ResponseData.Write((int)Format);
+            Context.ResponseData.Write((int)PlaybackState.Stopped);
+
+            return 0;
+        }
+    }
+}
+\ No newline at end of file