diff options
Diffstat (limited to 'Ryujinx.HLE/HOS/Services/Nfc/Nfp/VirtualAmiibo.cs')
-rw-r--r-- | Ryujinx.HLE/HOS/Services/Nfc/Nfp/VirtualAmiibo.cs | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/Ryujinx.HLE/HOS/Services/Nfc/Nfp/VirtualAmiibo.cs b/Ryujinx.HLE/HOS/Services/Nfc/Nfp/VirtualAmiibo.cs new file mode 100644 index 00000000..bd810d96 --- /dev/null +++ b/Ryujinx.HLE/HOS/Services/Nfc/Nfp/VirtualAmiibo.cs @@ -0,0 +1,205 @@ +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.UserManager; +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) + { + VirtualAmiiboFile amiiboFile = LoadAmiiboFile(amiiboId); + + UtilityImpl utilityImpl = new UtilityImpl(); + CharInfo charInfo = new CharInfo(); + + charInfo.SetFromStoreData(StoreData.BuildDefault(utilityImpl, 0)); + + // TODO: Maybe change the "no name" by the player name when user profile will be implemented. + // 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)); + } + 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)); + } + } +}
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