Ryujinx/Ryujinx.HLE/HOS/Services/Nfc/Nfp/VirtualAmiibo.cs
Mary 7c9360d393
Fix Amiibo hanging since .NET 6 changes (#2890)
The .NET 6 changes ended up causing a difference in the way we deserialise and would end up deserializing wrongly.

This commit fixes it by resoring previous behaviour while still fixing the illink warning that caused that change in the first place
2021-11-30 11:09:32 +01:00

204 lines
7 KiB
C#

using Ryujinx.Common.Configuration;
using Ryujinx.Common.Memory;
using Ryujinx.HLE.HOS.Services.Mii;
using Ryujinx.HLE.HOS.Services.Mii.Types;
using Ryujinx.HLE.HOS.Services.Nfc.Nfp.NfpManager;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.Json;
namespace Ryujinx.HLE.HOS.Services.Nfc.Nfp
{
static class VirtualAmiibo
{
private static uint _openedApplicationAreaId;
public static byte[] GenerateUuid(string amiiboId, bool useRandomUuid)
{
if (useRandomUuid)
{
return GenerateRandomUuid();
}
VirtualAmiiboFile virtualAmiiboFile = LoadAmiiboFile(amiiboId);
if (virtualAmiiboFile.TagUuid.Length == 0)
{
virtualAmiiboFile.TagUuid = GenerateRandomUuid();
SaveAmiiboFile(virtualAmiiboFile);
}
return virtualAmiiboFile.TagUuid;
}
private static byte[] GenerateRandomUuid()
{
byte[] uuid = new byte[9];
new Random().NextBytes(uuid);
uuid[3] = (byte)(0x88 ^ uuid[0] ^ uuid[1] ^ uuid[2]);
uuid[8] = (byte)(uuid[3] ^ uuid[4] ^ uuid[5] ^ uuid[6]);
return uuid;
}
public static CommonInfo GetCommonInfo(string amiiboId)
{
VirtualAmiiboFile amiiboFile = LoadAmiiboFile(amiiboId);
return new CommonInfo()
{
LastWriteYear = (ushort)amiiboFile.LastWriteDate.Year,
LastWriteMonth = (byte)amiiboFile.LastWriteDate.Month,
LastWriteDay = (byte)amiiboFile.LastWriteDate.Day,
WriteCounter = amiiboFile.WriteCounter,
Version = 1,
ApplicationAreaSize = AmiiboConstants.ApplicationAreaSize,
Reserved = new Array52<byte>()
};
}
public static RegisterInfo GetRegisterInfo(string amiiboId, string nickname)
{
VirtualAmiiboFile amiiboFile = LoadAmiiboFile(amiiboId);
UtilityImpl utilityImpl = new UtilityImpl();
CharInfo charInfo = new CharInfo();
charInfo.SetFromStoreData(StoreData.BuildDefault(utilityImpl, 0));
charInfo.Nickname = Nickname.FromString(nickname);
RegisterInfo registerInfo = new RegisterInfo()
{
MiiCharInfo = charInfo,
FirstWriteYear = (ushort)amiiboFile.FirstWriteDate.Year,
FirstWriteMonth = (byte)amiiboFile.FirstWriteDate.Month,
FirstWriteDay = (byte)amiiboFile.FirstWriteDate.Day,
FontRegion = 0,
Reserved1 = new Array64<byte>(),
Reserved2 = new Array58<byte>()
};
Encoding.ASCII.GetBytes("Ryujinx").CopyTo(registerInfo.Nickname.ToSpan());
return registerInfo;
}
public static bool OpenApplicationArea(string amiiboId, uint applicationAreaId)
{
VirtualAmiiboFile virtualAmiiboFile = LoadAmiiboFile(amiiboId);
if (virtualAmiiboFile.ApplicationAreas.Any(item => item.ApplicationAreaId == applicationAreaId))
{
_openedApplicationAreaId = applicationAreaId;
return true;
}
return false;
}
public static byte[] GetApplicationArea(string amiiboId)
{
VirtualAmiiboFile virtualAmiiboFile = LoadAmiiboFile(amiiboId);
foreach (VirtualAmiiboApplicationArea applicationArea in virtualAmiiboFile.ApplicationAreas)
{
if (applicationArea.ApplicationAreaId == _openedApplicationAreaId)
{
return applicationArea.ApplicationArea;
}
}
return Array.Empty<byte>();
}
public static bool CreateApplicationArea(string amiiboId, uint applicationAreaId, byte[] applicationAreaData)
{
VirtualAmiiboFile virtualAmiiboFile = LoadAmiiboFile(amiiboId);
if (virtualAmiiboFile.ApplicationAreas.Any(item => item.ApplicationAreaId == applicationAreaId))
{
return false;
}
virtualAmiiboFile.ApplicationAreas.Add(new VirtualAmiiboApplicationArea()
{
ApplicationAreaId = applicationAreaId,
ApplicationArea = applicationAreaData
});
SaveAmiiboFile(virtualAmiiboFile);
return true;
}
public static void SetApplicationArea(string amiiboId, byte[] applicationAreaData)
{
VirtualAmiiboFile virtualAmiiboFile = LoadAmiiboFile(amiiboId);
if (virtualAmiiboFile.ApplicationAreas.Any(item => item.ApplicationAreaId == _openedApplicationAreaId))
{
for (int i = 0; i < virtualAmiiboFile.ApplicationAreas.Count; i++)
{
if (virtualAmiiboFile.ApplicationAreas[i].ApplicationAreaId == _openedApplicationAreaId)
{
virtualAmiiboFile.ApplicationAreas[i] = new VirtualAmiiboApplicationArea()
{
ApplicationAreaId = _openedApplicationAreaId,
ApplicationArea = applicationAreaData
};
break;
}
}
SaveAmiiboFile(virtualAmiiboFile);
}
}
private static VirtualAmiiboFile LoadAmiiboFile(string amiiboId)
{
Directory.CreateDirectory(Path.Join(AppDataManager.BaseDirPath, "system", "amiibo"));
string filePath = Path.Join(AppDataManager.BaseDirPath, "system", "amiibo", $"{amiiboId}.json");
VirtualAmiiboFile virtualAmiiboFile;
if (File.Exists(filePath))
{
virtualAmiiboFile = JsonSerializer.Deserialize<VirtualAmiiboFile>(File.ReadAllText(filePath), new JsonSerializerOptions(JsonSerializerDefaults.General));
}
else
{
virtualAmiiboFile = new VirtualAmiiboFile()
{
FileVersion = 0,
TagUuid = Array.Empty<byte>(),
AmiiboId = amiiboId,
FirstWriteDate = DateTime.Now,
LastWriteDate = DateTime.Now,
WriteCounter = 0,
ApplicationAreas = new List<VirtualAmiiboApplicationArea>()
};
SaveAmiiboFile(virtualAmiiboFile);
}
return virtualAmiiboFile;
}
private static void SaveAmiiboFile(VirtualAmiiboFile virtualAmiiboFile)
{
string filePath = Path.Join(AppDataManager.BaseDirPath, "system", "amiibo", $"{virtualAmiiboFile.AmiiboId}.json");
File.WriteAllText(filePath, JsonSerializer.Serialize(virtualAmiiboFile));
}
}
}