private static uint recurseFst(MemorySection ms, FstFolder folder, long names, uint i, string id, bool isGc)
{
uint j;
uint hdr = ms.ReadUInt32B((int)(12 * i));
long name = names + hdr & 0x00ffffffL;
int type = (int)(hdr >> 24);
string nm = ms.ReadStringToNull((int)name, Encoding.GetEncoding("shift-jis"));
uint size = ms.ReadUInt32B((int)(12 * i + 8));
if (type == 1)
{
FstFolder f = i == 0 ? folder : new FstFolder(folder)
{
Name = nm
};
if (i != 0)
{
folder.Folders.Add(f);
}
for (j = i + 1; j < size;)
{
j = recurseFst(ms, f, names, j, id, isGc);
}
return(size);
}
else
{
int pos = (int)(12 * i + 4);
long doff = ms.ReadUInt32B(pos) * (isGc ? 1L : 4L); //offset in data
size = ms.ReadUInt32B((int)(12 * i + 8));
long off = NStream.DataToOffset(doff, !isGc); //offset in raw partition
folder.Files.Add(new FstFile(folder)
{
DataOffset = doff, Offset = off, Length = size, Name = nm, PartitionId = id, OffsetInFstFile = pos
});
return(i + 1);
}
}
public virtual OutputResults Process(Context ctx, NStream input, Stream output)
{
OutputResults results = new OutputResults()
{
Conversion = ctx.ConversionName, VerifyOutputResult = VerifyResult.Unverified, ValidateReadResult = VerifyResult.Unverified
};
try
{
StreamCircularBuffer fs = null;
_timer = new Timer
{
Interval = 250
};
_timer.Elapsed += (s, e) =>
{
if (_timerRunning)
{
return; //keep processing
}
try
{
_timerRunning = true;
_log.ProcessingProgress(((IProgress)fs)?.Value ?? 0);
}
catch { }
finally
{
_timerRunning = false;
}
};
_timer.Enabled = true;
long size;
switch (_sizeMode)
{
case ProcessorSizeMode.Source:
size = input.SourceSize;
break;
case ProcessorSizeMode.Stream:
size = input.Length;
break;
case ProcessorSizeMode.Image:
size = input.ImageSize;
break;
case ProcessorSizeMode.Recover:
default:
size = input.RecoverySize;
break;
}
Coordinator pc = new Coordinator(ctx.ValidationCrc, Reader, Writer, size);
pc.Started += (s, e) =>
{
_timer.Enabled = true;
results.AliasJunkId = e.AliasJunkId;
};
pc.Completed += (s, e) =>
{
_timer.Enabled = false;
if (Writer is HashWriter)
{
results.OutputMd5 = e.Md5;
results.OutputSha1 = e.Sha1;
}
else
{
MemorySection hdr = new MemorySection(e.Header ?? input.DiscHeader.Data);
results.OutputTitle = hdr.ReadStringToNull(0x20, 0x60);
results.OutputDiscNo = hdr.Read8(6);
results.OutputDiscVersion = hdr.Read8(7);
results.OutputId8 = string.Concat(hdr.ReadString(0, 6), results.OutputDiscNo.ToString("X2"), results.OutputDiscVersion.ToString("X2"));
results.ProcessorMessage = e.ResultMessage;
results.OutputCrc = e.PatchedCrc;
results.IsRecoverable = e.IsRecoverable;
if (e.ValidationCrc != 0)
{
results.ValidationCrc = e.ValidationCrc;
results.ValidateReadResult = e.ValidationCrc == e.PatchedCrc ? VerifyResult.VerifySuccess : VerifyResult.VerifyFailed;
}
if (!(Writer is VerifyWriter))
{
results.OutputSize = e.OutputSize; //never store the verify size
}
else
{
results.VerifyCrc = e.VerifyCrc;
if (e.VerifyIsWrite) //e.ValidationCrc can be set from a previous process run
{
results.VerifyOutputResult = results.ValidationCrc == results.VerifyCrc ? VerifyResult.VerifySuccess : VerifyResult.VerifyFailed;
}
}
}
bool l9 = pc.Patches.Crcs.Any(a => a.Offset > 0xFFFFFFFFL || a.Length > 0xFFFFFFFFL);
if (pc.ReaderCrcs != null)
{
foreach (CrcItem c in pc.ReaderCrcs.Crcs)
{
_log.LogDebug(string.Format("R-CRC {0} Before:{1} After:{2} L:{3} {4}", c.Offset.ToString(l9 ? "X9" : "X8"), c.Value.ToString("X8"), c.PatchCrc == 0 ? " " : c.PatchCrc.ToString("X8"), c.Length.ToString(l9 ? "X9" : "X8"), SourceFiles.CleanseFileName(c.Name)));
}
_log.LogDebug(string.Format("ReadCRC {0}Before:{1} After:{2}", l9 ? " " : "", pc.ReaderCrcs.FullCrc(false).ToString("X8"), pc.ReaderCrcs.FullCrc(true).ToString("X8")));
}
if (pc.WriterCrcs != null)
{
foreach (CrcItem c in pc.WriterCrcs.Crcs)
{
_log.LogDebug(string.Format("W-CRC {0} Before:{1} After:{2} L:{3} {4}", c.Offset.ToString(l9 ? "X9" : "X8"), c.Value.ToString("X8"), c.PatchCrc == 0 ? " " : c.PatchCrc.ToString("X8"), c.Length.ToString(l9 ? "X9" : "X8"), SourceFiles.CleanseFileName(c.Name)));
}
_log.LogDebug(string.Format("WriteCRC {0}Before:{1} After:{2}", l9 ? " " : "", pc.WriterCrcs.FullCrc(false).ToString("X8"), pc.WriterCrcs.FullCrc(true).ToString("X8")));
}
_log.ProcessingComplete(results.OutputSize, results.ProcessorMessage, true);
};
try
{
_log.ProcessingStart(input.SourceSize, Title);
using (fs = new StreamCircularBuffer(size, input, null, s => Reader.Read(ctx, input, s, pc))) //read in stream and write to circular buffer
{
Writer.Write(ctx, fs, output, pc);
}
}
catch
{
if (pc.Exception != null)
{
throw pc.Exception;
}
if (fs.WriterException != null)
{
throw fs.WriterException;
}
throw; //writer exception
}
foreach (CrcItem crc in pc.Patches.Crcs.Where(a => a.PatchData != null || a.PatchFile != null))
{
output.Seek(crc.Offset, SeekOrigin.Begin);
if (crc.PatchFile == null)
{
output.Write(crc.PatchData, 0, (int)Math.Min(crc.Length, crc.PatchData.Length)); //PatchData might be larger
}
else
{
using (FileStream pf = File.OpenRead(crc.PatchFile))
{
pf.Copy(output, pf.Length);
ByteStream.Zeros.Copy(output, crc.Length - pf.Length);
}
}
}
}
catch (Exception ex)
{
if (_timer != null)
{
_timer.Enabled = false;
}
try
{
_log.ProcessingComplete(results.OutputSize, results.ProcessorMessage, false); // force any log lines to be output - handy for diagnosis
}
catch { }
throw new HandledException(ex, "Failed processing {0} -> {1}", Reader?.GetType()?.Name ?? "<null>", Writer?.GetType()?.Name ?? "<null>");
}
finally
{
if (_timer != null)
{
_timer.Enabled = false;
_timer = null;
}
}
return(results);
}
