-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 readonly 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;

- }

-

- [CommandCmif(0)]

- // ListAudioOuts() -> (u32, buffer<bytes, 6>)

- public ResultCode ListAudioOuts(ServiceCtx context)

- {

- string[] deviceNames = _impl.ListAudioOuts();

-

- ulong position = context.Request.ReceiveBuff[0].Position;

- ulong size = context.Request.ReceiveBuff[0].Size;

-

- ulong basePosition = position;

-

- int count = 0;

-

- foreach (string name in deviceNames)

- {

- byte[] buffer = Encoding.ASCII.GetBytes(name);

-

- if ((position - basePosition) + (ulong)buffer.Length > size)

- {

- Logger.Error?.Print(LogClass.ServiceAudio, $"Output buffer size {size} too small!");

-

- break;

- }

-

- context.Memory.Write(position, buffer);

- MemoryHelper.FillWithZeros(context.Memory, position + (ulong)buffer.Length, AudioOutNameSize - buffer.Length);

-

- position += AudioOutNameSize;

- count++;

- }

-

- context.ResponseData.Write(count);

-

- return ResultCode.Success;

- }

-

- [CommandCmif(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();

-

- ulong deviceNameInputPosition = context.Request.SendBuff[0].Position;

- ulong deviceNameInputSize = context.Request.SendBuff[0].Size;

-

- ulong deviceNameOutputPosition = context.Request.ReceiveBuff[0].Position;

-#pragma warning disable IDE0059 // Remove unnecessary value assignment

- ulong deviceNameOutputSize = context.Request.ReceiveBuff[0].Size;

-#pragma warning restore IDE0059

-

- uint processHandle = (uint)context.Request.HandleDesc.ToCopy[0];

-

- string inputDeviceName = MemoryHelper.ReadAsciiString(context.Memory, deviceNameInputPosition, (long)deviceNameInputSize);

-

- ResultCode resultCode = _impl.OpenAudioOut(context, out string outputDeviceName, out AudioOutputConfiguration outputConfiguration, out IAudioOut obj, inputDeviceName, ref inputConfiguration, appletResourceUserId, processHandle, context.Device.Configuration.AudioVolume);

-

- if (resultCode == ResultCode.Success)

- {

- context.ResponseData.WriteStruct(outputConfiguration);

-

- byte[] outputDeviceNameRaw = Encoding.ASCII.GetBytes(outputDeviceName);

-

- context.Memory.Write(deviceNameOutputPosition, outputDeviceNameRaw);

- MemoryHelper.FillWithZeros(context.Memory, deviceNameOutputPosition + (ulong)outputDeviceNameRaw.Length, AudioOutNameSize - outputDeviceNameRaw.Length);

-

- MakeObject(context, new AudioOutServer(obj));

- }

-

- return resultCode;

- }

-

- [CommandCmif(2)] // 3.0.0+

- // ListAudioOutsAuto() -> (u32, buffer<bytes, 0x22>)

- public ResultCode ListAudioOutsAuto(ServiceCtx context)

- {

- string[] deviceNames = _impl.ListAudioOuts();

-

- (ulong position, ulong size) = context.Request.GetBufferType0x22();

-

- ulong basePosition = position;

-

- int count = 0;

-

- foreach (string name in deviceNames)

- {

- byte[] buffer = Encoding.ASCII.GetBytes(name);

-

- if ((position - basePosition) + (ulong)buffer.Length > size)

- {

- Logger.Error?.Print(LogClass.ServiceAudio, $"Output buffer size {size} too small!");

-

- break;

- }

-

- context.Memory.Write(position, buffer);

- MemoryHelper.FillWithZeros(context.Memory, position + (ulong)buffer.Length, AudioOutNameSize - buffer.Length);

-

- position += AudioOutNameSize;

- count++;

- }

-

- context.ResponseData.Write(count);

-

- return ResultCode.Success;

- }

-

- [CommandCmif(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();

-

- (ulong deviceNameInputPosition, ulong deviceNameInputSize) = context.Request.GetBufferType0x21();

-#pragma warning disable IDE0059 // Remove unnecessary value assignment

- (ulong deviceNameOutputPosition, ulong deviceNameOutputSize) = context.Request.GetBufferType0x22();

-#pragma warning restore IDE0059

-

- uint processHandle = (uint)context.Request.HandleDesc.ToCopy[0];

-

- string inputDeviceName = MemoryHelper.ReadAsciiString(context.Memory, deviceNameInputPosition, (long)deviceNameInputSize);

-

- ResultCode resultCode = _impl.OpenAudioOut(context, out string outputDeviceName, out AudioOutputConfiguration outputConfiguration, out IAudioOut obj, inputDeviceName, ref inputConfiguration, appletResourceUserId, processHandle, context.Device.Configuration.AudioVolume);

-

- if (resultCode == ResultCode.Success)

- {

- context.ResponseData.WriteStruct(outputConfiguration);

-

- byte[] outputDeviceNameRaw = Encoding.ASCII.GetBytes(outputDeviceName);

-

- context.Memory.Write(deviceNameOutputPosition, outputDeviceNameRaw);

- MemoryHelper.FillWithZeros(context.Memory, deviceNameOutputPosition + (ulong)outputDeviceNameRaw.Length, AudioOutNameSize - outputDeviceNameRaw.Length);

-

- MakeObject(context, new AudioOutServer(obj));

- }

-

- return resultCode;

- }

- }

-}