public static Result EnsureApplicationSaveData(FileSystemClient fs, out long requiredSize, TitleId applicationId,
ref ApplicationControlProperty nacp, ref Uid uid)
{
requiredSize = default;
long requiredSizeSum = 0;
// Create local variable for use in closures
TitleId saveDataOwnerId = nacp.SaveDataOwnerId;
// Ensure the user account save exists
if (uid != Uid.Zero && nacp.UserAccountSaveDataSize > 0)
{
// More local variables for use in closures
Uid uidLocal = uid;
long accountSaveDataSize = nacp.UserAccountSaveDataSize;
long accountSaveJournalSize = nacp.UserAccountSaveDataJournalSize;
Result CreateAccountSaveFunc()
{
UserId userId = ConvertAccountUidToFsUserId(uidLocal);
return(fs.CreateSaveData(applicationId, userId, saveDataOwnerId, accountSaveDataSize,
accountSaveJournalSize, SaveDataFlags.None));
}
var filter = new SaveDataFilter();
filter.SetProgramId(applicationId);
filter.SetSaveDataType(SaveDataType.Account);
filter.SetUserId(new UserId(uid.Id.High, uid.Id.Low));
// The 0x4c000 includes the save meta and other stuff
Result rc = EnsureAndExtendSaveData(fs, CreateAccountSaveFunc, ref requiredSizeSum, ref filter, 0x4c000,
accountSaveDataSize, accountSaveJournalSize);
if (rc.IsFailure())
{
return(rc);
}
}
// Ensure the device save exists
if (nacp.DeviceSaveDataSize > 0)
{
long deviceSaveDataSize = nacp.DeviceSaveDataSize;
long deviceSaveJournalSize = nacp.DeviceSaveDataJournalSize;
Result CreateDeviceSaveFunc() => fs.CreateDeviceSaveData(applicationId, saveDataOwnerId,
deviceSaveDataSize, deviceSaveJournalSize, 0);
var filter = new SaveDataFilter();
filter.SetProgramId(applicationId);
filter.SetSaveDataType(SaveDataType.Device);
Result rc = EnsureAndExtendSaveData(fs, CreateDeviceSaveFunc, ref requiredSizeSum, ref filter, 0x4000,
deviceSaveDataSize, deviceSaveJournalSize);
if (rc.IsFailure())
{
return(rc);
}
}
Result bcatRc = EnsureApplicationBcatDeliveryCacheStorageImpl(fs,
out long requiredSizeBcat, applicationId, ref nacp);
if (bcatRc.IsFailure())
{
if (!ResultFs.InsufficientFreeSpace.Includes(bcatRc))
{
return(bcatRc);
}
requiredSizeSum += requiredSizeBcat;
}
if (nacp.TemporaryStorageSize > 0)
{
if (requiredSizeSum > 0)
{
// If there was already insufficient space to create the previous saves, check if the temp
// save already exists instead of trying to create a new one.
var filter = new SaveDataFilter();
filter.SetProgramId(applicationId);
filter.SetSaveDataType(SaveDataType.Temporary);
Result rc = fs.FindSaveDataWithFilter(out _, SaveDataSpaceId.Temporary, ref filter);
if (rc.IsFailure())
{
if (!ResultFs.TargetNotFound.Includes(rc))
{
return(rc);
}
Result queryRc = fs.QuerySaveDataTotalSize(out long tempSaveTotalSize,
nacp.TemporaryStorageSize, 0);
if (queryRc.IsFailure())
{
return(queryRc);
}
requiredSizeSum += Util.AlignUp(tempSaveTotalSize, 0x4000) + 0x4000;
}
}
else
{
Result createRc = fs.CreateTemporaryStorage(applicationId, nacp.SaveDataOwnerId,
nacp.TemporaryStorageSize, 0);
if (createRc.IsFailure())
{
if (ResultFs.InsufficientFreeSpace.Includes(createRc))
{
Result queryRc = fs.QuerySaveDataTotalSize(out long tempSaveTotalSize,
nacp.TemporaryStorageSize, 0);
if (queryRc.IsFailure())
{
return(queryRc);
}
requiredSizeSum += Util.AlignUp(tempSaveTotalSize, 0x4000) + 0x4000;
}
else if (ResultFs.PathAlreadyExists.Includes(createRc))
{
requiredSizeSum += 0;
}
else
{
return(createRc);
}
}
}
}
requiredSize = requiredSizeSum;
return(requiredSize == 0 ? Result.Success : ResultFs.InsufficientFreeSpace.Log());
}