1 files changed, 162 insertions, 0 deletions
diff --git a/Ryujinx.HLE/HOS/Services/Audio/AudioOutManagerServer.cs b/Ryujinx.HLE/HOS/Services/Audio/AudioOutManagerServer.cs
new file mode 100644
index 00000000..13930d31
--- /dev/null
+++ b/Ryujinx.HLE/HOS/Services/Audio/AudioOutManagerServer.cs
@@ -0,0 +1,162 @@
+using Ryujinx.Audio.Common;
+using Ryujinx.Common;
+using Ryujinx.Common.Logging;
+using Ryujinx.Cpu;
+using Ryujinx.HLE.HOS.Services.Audio.AudioOut;
+using System.Text;
+
+namespace Ryujinx.HLE.HOS.Services.Audio
+{
+    [Service("audout:u")]
+    class AudioOutManagerServer : IpcService
+    {
+        private const int AudioOutNameSize = 0x100;
+
+        private IAudioOutManager _impl;
+
+        public AudioOutManagerServer(ServiceCtx context) : this(context, new AudioOutManager(context.Device.System.AudioOutputManager)) { }
+
+        public AudioOutManagerServer(ServiceCtx context, IAudioOutManager impl) : base(context.Device.System.AudOutServer)
+        {
+            _impl = impl;
+        }
+
+        [Command(0)]
+        // ListAudioOuts() -> (u32, buffer<bytes, 6>)
+        public ResultCode ListAudioOuts(ServiceCtx context)
+        {
+            string[] deviceNames = _impl.ListAudioOuts();
+
+            long position = context.Request.ReceiveBuff[0].Position;
+            long size = context.Request.ReceiveBuff[0].Size;
+
+            long basePosition = position;
+
+            int count = 0;
+
+            foreach (string name in deviceNames)
+            {
+                byte[] buffer = Encoding.ASCII.GetBytes(name);
+
+                if ((position - basePosition) + buffer.Length > size)
+                {
+                    Logger.Error?.Print(LogClass.ServiceAudio, $"Output buffer size {size} too small!");
+
+                    break;
+                }
+
+                context.Memory.Write((ulong)position, buffer);
+                MemoryHelper.FillWithZeros(context.Memory, position + buffer.Length, AudioOutNameSize - buffer.Length);
+
+                position += AudioOutNameSize;
+                count++;
+            }
+
+            context.ResponseData.Write(count);
+
+            return ResultCode.Success;
+        }
+
+        [Command(1)]
+        // OpenAudioOut(AudioOutInputConfiguration input_config, nn::applet::AppletResourceUserId, pid, handle<copy, process> process_handle, buffer<bytes, 5> name_in)
+        // -> (AudioOutInputConfiguration output_config, object<nn::audio::detail::IAudioOut>, buffer<bytes, 6> name_out)
+        public ResultCode OpenAudioOut(ServiceCtx context)
+        {
+            AudioInputConfiguration inputConfiguration = context.RequestData.ReadStruct<AudioInputConfiguration>();
+            ulong appletResourceUserId = context.RequestData.ReadUInt64();
+
+            long deviceNameInputPosition = context.Request.SendBuff[0].Position;
+            long deviceNameInputSize = context.Request.SendBuff[0].Size;
+
+            long deviceNameOutputPosition = context.Request.ReceiveBuff[0].Position;
+            long deviceNameOutputSize = context.Request.ReceiveBuff[0].Size;
+
+            uint processHandle = (uint)context.Request.HandleDesc.ToCopy[0];
+
+            string inputDeviceName = MemoryHelper.ReadAsciiString(context.Memory, deviceNameInputPosition, deviceNameInputSize);
+
+            ResultCode resultCode = _impl.OpenAudioOut(context, out string outputDeviceName, out AudioOutputConfiguration outputConfiguration, out IAudioOut obj, inputDeviceName, ref inputConfiguration, appletResourceUserId, processHandle);
+
+            if (resultCode == ResultCode.Success)
+            {
+                context.ResponseData.WriteStruct(outputConfiguration);
+
+                byte[] outputDeviceNameRaw = Encoding.ASCII.GetBytes(outputDeviceName);
+
+                context.Memory.Write((ulong)deviceNameOutputPosition, outputDeviceNameRaw);
+                MemoryHelper.FillWithZeros(context.Memory, deviceNameOutputPosition + outputDeviceNameRaw.Length, AudioOutNameSize - outputDeviceNameRaw.Length);
+
+                MakeObject(context, new AudioOutServer(obj));
+            }
+
+            return resultCode;
+        }
+
+        [Command(2)] // 3.0.0+
+        // ListAudioOutsAuto() -> (u32, buffer<bytes, 0x22>)
+        public ResultCode ListAudioOutsAuto(ServiceCtx context)
+        {
+            string[] deviceNames = _impl.ListAudioOuts();
+
+            (long position, long size) = context.Request.GetBufferType0x22();
+
+            long basePosition = position;
+
+            int count = 0;
+
+            foreach (string name in deviceNames)
+            {
+                byte[] buffer = Encoding.ASCII.GetBytes(name);
+
+                if ((position - basePosition) + buffer.Length > size)
+                {
+                    Logger.Error?.Print(LogClass.ServiceAudio, $"Output buffer size {size} too small!");
+
+                    break;
+                }
+
+                context.Memory.Write((ulong)position, buffer);
+                MemoryHelper.FillWithZeros(context.Memory, position + buffer.Length, AudioOutNameSize - buffer.Length);
+
+                position += AudioOutNameSize;
+                count++;
+            }
+
+            context.ResponseData.Write(count);
+
+            return ResultCode.Success;
+        }
+
+        [Command(3)] // 3.0.0+
+        // OpenAudioOut(AudioOutInputConfiguration input_config, nn::applet::AppletResourceUserId, pid, handle<copy, process> process_handle, buffer<bytes, 0x21> name_in)
+        // -> (AudioOutInputConfiguration output_config, object<nn::audio::detail::IAudioOut>, buffer<bytes, 0x22> name_out)
+        public ResultCode OpenAudioOutAuto(ServiceCtx context)
+        {
+            AudioInputConfiguration inputConfiguration = context.RequestData.ReadStruct<AudioInputConfiguration>();
+            ulong appletResourceUserId = context.RequestData.ReadUInt64();
+
+            (long deviceNameInputPosition, long deviceNameInputSize) = context.Request.GetBufferType0x21();
+            (long deviceNameOutputPosition, long deviceNameOutputSize) = context.Request.GetBufferType0x22();
+
+            uint processHandle = (uint)context.Request.HandleDesc.ToCopy[0];
+
+            string inputDeviceName = MemoryHelper.ReadAsciiString(context.Memory, deviceNameInputPosition, deviceNameInputSize);
+
+            ResultCode resultCode = _impl.OpenAudioOut(context, out string outputDeviceName, out AudioOutputConfiguration outputConfiguration, out IAudioOut obj, inputDeviceName, ref inputConfiguration, appletResourceUserId, processHandle);
+
+            if (resultCode == ResultCode.Success)
+            {
+                context.ResponseData.WriteStruct(outputConfiguration);
+
+                byte[] outputDeviceNameRaw = Encoding.ASCII.GetBytes(outputDeviceName);
+
+                context.Memory.Write((ulong)deviceNameOutputPosition, outputDeviceNameRaw);
+                MemoryHelper.FillWithZeros(context.Memory, deviceNameOutputPosition + outputDeviceNameRaw.Length, AudioOutNameSize - outputDeviceNameRaw.Length);
+
+                MakeObject(context, new AudioOutServer(obj));
+            }
+
+            return resultCode;
+        }
+    }
+}