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; } [CommandHipc(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; } [CommandHipc(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; ulong deviceNameOutputSize = context.Request.ReceiveBuff[0].Size; 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; } [CommandHipc(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; } [CommandHipc(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(); (ulong deviceNameOutputPosition, ulong deviceNameOutputSize) = context.Request.GetBufferType0x22(); 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; } } }