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Ryujinx/Ryujinx/OsHle/Objects/AmIApplicationFunctions.cs

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2018-02-04 23:08:20 +00:00
using System.IO;
using static Ryujinx.OsHle.Objects.ObjHelper;
namespace Ryujinx.OsHle.Objects
{
class AmIApplicationFunctions
{
private const uint LaunchParamsMagic = 0xc79497ca;
public static long PopLaunchParameter(ServiceCtx Context)
{
//Only the first 0x18 bytes of the Data seems to be actually used.
MakeObject(Context, new AmIStorage(MakeLaunchParams()));
return 0;
}
public static long EnsureSaveData(ServiceCtx Context)
{
long UIdLow = Context.RequestData.ReadInt64();
long UIdHigh = Context.RequestData.ReadInt64();
Context.ResponseData.Write(0L);
return 0;
}
public static long GetDesiredLanguage(ServiceCtx Context)
{
//This is an enumerator where each number is a differnet language.
//0 is Japanese and 1 is English, need to figure out the other codes.
Context.ResponseData.Write(1L);
return 0;
}
private static byte[] MakeLaunchParams()
{
//Size needs to be at least 0x88 bytes otherwise application errors.
using (MemoryStream MS = new MemoryStream())
{
BinaryWriter Writer = new BinaryWriter(MS);
MS.SetLength(0x88);
Writer.Write(LaunchParamsMagic);
Writer.Write(1); //IsAccountSelected? Only lower 8 bits actually used.
Writer.Write(1L); //User Id Low (note: User Id needs to be != 0)
Writer.Write(0L); //User Id High
return MS.ToArray();
}
}
}
}