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using Microsoft.IdentityModel.JsonWebTokens;
using Microsoft.IdentityModel.Tokens;
using Ryujinx.Common.Logging;
using Ryujinx.HLE.HOS.Kernel.Threading;
using Ryujinx.HLE.HOS.Services.Account.Acc.AsyncContext;
using System;
using System.Collections.Generic;
using System.Security.Cryptography;
using System.Security.Principal;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace Ryujinx.HLE.HOS.Services.Account.Acc.AccountService
{
class ManagerServer
{
// TODO: Determine where and how NetworkServiceAccountId is set.
private const long NetworkServiceAccountId = 0xcafe;
#pragma warning disable IDE0052 // Remove unread private member
private readonly UserId _userId;
#pragma warning restore IDE0052
private byte[] _cachedTokenData;
private DateTime _cachedTokenExpiry;
public ManagerServer(UserId userId)
{
_userId = userId;
}
private static string GenerateIdToken()
{
using RSA provider = RSA.Create(2048);
RSAParameters parameters = provider.ExportParameters(true);
RsaSecurityKey secKey = new(parameters);
SigningCredentials credentials = new(secKey, "RS256");
credentials.Key.KeyId = parameters.ToString();
byte[] rawUserId = new byte[0x10];
RandomNumberGenerator.Fill(rawUserId);
byte[] deviceId = new byte[0x10];
RandomNumberGenerator.Fill(deviceId);
byte[] deviceAccountId = new byte[0x10];
RandomNumberGenerator.Fill(deviceId);
var descriptor = new SecurityTokenDescriptor
{
Subject = new GenericIdentity(Convert.ToHexString(rawUserId).ToLower()),
SigningCredentials = credentials,
Audience = "ed9e2f05d286f7b8",
Issuer = "https://e0d67c509fb203858ebcb2fe3f88c2aa.baas.nintendo.com",
TokenType = "id_token",
IssuedAt = DateTime.UtcNow,
Expires = DateTime.UtcNow + TimeSpan.FromHours(3),
Claims = new Dictionary<string, object>
{
{ "jku", "https://e0d67c509fb203858ebcb2fe3f88c2aa.baas.nintendo.com/1.0.0/certificates" },
{ "di", Convert.ToHexString(deviceId).ToLower() },
{ "sn", "XAW10000000000" },
{ "bs:did", Convert.ToHexString(deviceAccountId).ToLower() }
}
};
return new JsonWebTokenHandler().CreateToken(descriptor);
}
public ResultCode CheckAvailability(ServiceCtx context)
{
// NOTE: This opens the file at "su/baas/USERID_IN_UUID_STRING.dat" where USERID_IN_UUID_STRING is formatted as "%08x-%04x-%04x-%02x%02x-%08x%04x".
// Then it searches the Availability of Online Services related to the UserId in this file and returns it.
Logger.Stub?.PrintStub(LogClass.ServiceAcc);
// NOTE: Even if we try to return different error codes here, the guest still needs other calls.
return ResultCode.Success;
}
public ResultCode GetAccountId(ServiceCtx context)
{
// NOTE: This opens the file at "su/baas/USERID_IN_UUID_STRING.dat" (where USERID_IN_UUID_STRING is formatted
// as "%08x-%04x-%04x-%02x%02x-%08x%04x") in the account:/ savedata.
// Then it searches the NetworkServiceAccountId related to the UserId in this file and returns it.
Logger.Stub?.PrintStub(LogClass.ServiceAcc, new { NetworkServiceAccountId });
context.ResponseData.Write(NetworkServiceAccountId);
return ResultCode.Success;
}
public ResultCode EnsureIdTokenCacheAsync(ServiceCtx context, out IAsyncContext asyncContext)
{
KEvent asyncEvent = new(context.Device.System.KernelContext);
AsyncExecution asyncExecution = new(asyncEvent);
asyncExecution.Initialize(1000, EnsureIdTokenCacheAsyncImpl);
asyncContext = new IAsyncContext(asyncExecution);
// return ResultCode.NullObject if the IAsyncContext pointer is null. Doesn't occur in our case.
return ResultCode.Success;
}
private async Task EnsureIdTokenCacheAsyncImpl(CancellationToken token)
{
// NOTE: This open the file at "su/baas/USERID_IN_UUID_STRING.dat" (where USERID_IN_UUID_STRING is formatted as "%08x-%04x-%04x-%02x%02x-%08x%04x")
// in the "account:/" savedata.
// Then its read data, use dauth API with this data to get the Token Id and probably store the dauth response
// in "su/cache/USERID_IN_UUID_STRING.dat" (where USERID_IN_UUID_STRING is formatted as "%08x-%04x-%04x-%02x%02x-%08x%04x") in the "account:/" savedata.
// Since we don't support online services, we can stub it.
Logger.Stub?.PrintStub(LogClass.ServiceAcc);
// TODO: Use a real function instead, with the CancellationToken.
await Task.CompletedTask;
}
public ResultCode LoadIdTokenCache(ServiceCtx context)
{
ulong bufferPosition = context.Request.ReceiveBuff[0].Position;
#pragma warning disable IDE0059 // Remove unnecessary value assignment
ulong bufferSize = context.Request.ReceiveBuff[0].Size;
#pragma warning restore IDE0059
// NOTE: This opens the file at "su/cache/USERID_IN_UUID_STRING.dat" (where USERID_IN_UUID_STRING is formatted as "%08x-%04x-%04x-%02x%02x-%08x%04x")
// in the "account:/" savedata and writes some data in the buffer.
// Since we don't support online services, we can stub it.
Logger.Stub?.PrintStub(LogClass.ServiceAcc);
/*
if (internal_object != null)
{
if (bufferSize > 0xC00)
{
return ResultCode.InvalidIdTokenCacheBufferSize;
}
}
*/
if (_cachedTokenData == null || DateTime.UtcNow > _cachedTokenExpiry)
{
_cachedTokenExpiry = DateTime.UtcNow + TimeSpan.FromHours(3);
_cachedTokenData = Encoding.ASCII.GetBytes(GenerateIdToken());
}
byte[] tokenData = _cachedTokenData;
context.Memory.Write(bufferPosition, tokenData);
context.ResponseData.Write(tokenData.Length);
return ResultCode.Success;
}
public ResultCode GetNintendoAccountUserResourceCacheForApplication(ServiceCtx context)
{
Logger.Stub?.PrintStub(LogClass.ServiceAcc, new { NetworkServiceAccountId });
context.ResponseData.Write(NetworkServiceAccountId);
// TODO: determine and fill the output IPC buffer.
return ResultCode.Success;
}
public ResultCode StoreOpenContext(ServiceCtx context)
{
context.Device.System.AccountManager.StoreOpenedUsers();
return ResultCode.Success;
}
public ResultCode LoadNetworkServiceLicenseKindAsync(ServiceCtx context, out IAsyncNetworkServiceLicenseKindContext asyncContext)
{
KEvent asyncEvent = new(context.Device.System.KernelContext);
AsyncExecution asyncExecution = new(asyncEvent);
Logger.Stub?.PrintStub(LogClass.ServiceAcc);
// NOTE: This is an extension of the data retrieved from the id token cache.
asyncExecution.Initialize(1000, EnsureIdTokenCacheAsyncImpl);
asyncContext = new IAsyncNetworkServiceLicenseKindContext(asyncExecution, NetworkServiceLicenseKind.Subscribed);
// return ResultCode.NullObject if the IAsyncNetworkServiceLicenseKindContext pointer is null. Doesn't occur in our case.
return ResultCode.Success;
}
}
}
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