Ryujinx/Ryujinx.HLE/HOS/Services/Mnpp/IServiceForApplication.cs

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using Ryujinx.Common;
using Ryujinx.Common.Logging;
using Ryujinx.Cpu;
using Ryujinx.HLE.HOS.Services.Account.Acc;
namespace Ryujinx.HLE.HOS.Services.Mnpp
{
[Service("mnpp:app")] // 13.0.0+
class IServiceForApplication : IpcService
{
public IServiceForApplication(ServiceCtx context) { }
[CommandHipc(0)]
// Initialize(pid)
public ResultCode Initialize(ServiceCtx context)
{
// Pid placeholder
context.RequestData.ReadInt64();
ulong pid = context.Request.HandleDesc.PId;
// TODO: Service calls set:sys GetPlatformRegion.
// If the result == 1 (China) it calls arp:r GetApplicationInstanceId and GetApplicationLaunchProperty to get the title id and store it internally.
// If not, it does nothing.
Logger.Stub?.PrintStub(LogClass.ServiceMnpp, new { pid });
return ResultCode.Success;
}
[CommandHipc(1)]
// SendRawTelemetryData(nn::account::Uid user_id, buffer<bytes, 5> title_id)
public ResultCode SendRawTelemetryData(ServiceCtx context)
{
ulong titleIdInputPosition = context.Request.SendBuff[0].Position;
ulong titleIdInputSize = context.Request.SendBuff[0].Size;
UserId userId = context.RequestData.ReadStruct<UserId>();
// TODO: Service calls set:sys GetPlatformRegion.
// If the result != 1 (China) it returns ResultCode.Success.
if (userId.IsNull)
{
return ResultCode.InvalidArgument;
}
if (titleIdInputSize <= 64)
{
string titleId = MemoryHelper.ReadAsciiString(context.Memory, titleIdInputPosition, (long)titleIdInputSize);
// TODO: The service stores the titleId internally and seems proceed to some telemetry for China, which is not needed here.
Logger.Stub?.PrintStub(LogClass.ServiceMnpp, new { userId, titleId });
return ResultCode.Success;
}
Logger.Stub?.PrintStub(LogClass.ServiceMnpp, new { userId });
return ResultCode.InvalidBufferSize;
}
}
}