protected async Task InternalCreateIRD(string savePath, CancellationToken cancellation, string isoPath = null)
{
byte[] buffer = new byte[Utilities.SectorSize];
List <FileHash> fileList = new List <FileHash>();
try
{
// First, get the partition table of this iso
using (Stream fs = Open())
{
if (fs == null)
{
return;
}
PS3CDReader reader = new PS3CDReader(fs);
List <DirectoryMemberInformation> files = reader.Members.Where(d => d.IsFile).Distinct().ToList();
StartOfDataSector = files.First().StartSector;
EndOfDataSector = files.Last().StartSector + files.Last().TotalSectors;
var updateFile = files.FirstOrDefault(
d => d.Path.Equals("/PS3_UPDATE/PS3UPDAT.PUP", StringComparison.OrdinalIgnoreCase));
long updateOffset = updateFile != null ? updateFile.StartSector * Utilities.SectorSize : 0;
fileList.AddRange(files.Select(d => new FileHash(d.StartSector, d.Length)));
if (cancellation.IsCancellationRequested)
{
return;
}
IrdFile irdFile = IrdFile.New();
using (Stream s = reader.OpenFile("PS3_GAME\\PARAM.SFO", FileMode.Open, FileAccess.Read))
{
ParamSfo sfo = ParamSfo.Load(s);
irdFile.AppVersion = sfo.GetStringValue("APP_VER");
irdFile.GameVersion = sfo.GetStringValue("VERSION");
irdFile.GameID = sfo.GetStringValue("TITLE_ID");
irdFile.GameName = sfo.GetStringValue("TITLE");
}
Interaction.Instance.ReportMessage("Processing " + (string.IsNullOrEmpty(irdFile.GameName)
? irdFile.GameID
: irdFile.GameName));
irdFile.UpdateVersion = Utilities.FindUpdateVersion(fs, updateOffset);
using (FileStream isoStream = string.IsNullOrEmpty(isoPath)
? null
: new FileStream(isoPath, FileMode.Create, FileAccess.Write))
{
if (isoStream != null)
{
isoStream.SetLength(TotalSectors * Utilities.SectorSize);
}
using (IOStream ioStream = new IOStream(fs, isoStream))
{
ioStream.Seek(0, SeekOrigin.Begin);
// Read the header, until StartOfDataSector (in sectors)
irdFile.Header = new MemoryStream();
for (int i = 0; i < StartOfDataSector; i++)
{
int bytesRead = ioStream.Read(buffer, 0, buffer.Length);
irdFile.Header.Write(buffer, 0, bytesRead);
Interaction.Instance.ReportProgress(i);
if (cancellation.IsCancellationRequested)
{
return;
}
}
irdFile.ExtractAuthData();
// Fix the regions for the actual interesting data
Regions.First().Start = (uint)StartOfDataSector;
Regions.First().Length -= (uint)StartOfDataSector;
Regions.Last().Length = (uint)EndOfDataSector - Regions.Last().Start;
// Now, we should calculate the md5 sums of all regions
Interaction.Instance.ReportMessage("Calculating hashes for " + Regions.Length + " regions.");
for (int i = 0; i < Regions.Length; i++)
{
// Calculate the hash
Interaction.Instance.ReportMessage(
"Calculate hash for region " + i + " (" + Regions[i].Start.ToString("X2") + "-" +
Regions[i].End.ToString("X2") + ")");
ioStream.Seek(Regions[i].Start * Utilities.SectorSize, SeekOrigin.Begin);
using (FileHashStream fhs = new FileHashStream(fileList, Regions[i].Start))
{
await Regions[i].CopyRegion(cancellation, ioStream, fhs);
if (cancellation.IsCancellationRequested)
{
return;
}
irdFile.RegionHashes.Add(Regions[i].SourceHash);
Interaction.Instance.ReportMessage("Region " + i + " hash: " +
Regions[i].SourceHash.AsString());
}
}
ioStream.Seek(EndOfDataSector * Utilities.SectorSize, SeekOrigin.Begin);
irdFile.Footer = new MemoryStream();
for (long i = EndOfDataSector; i < TotalSectors; i++)
{
int bytesRead = ioStream.Read(buffer, 0, buffer.Length);
irdFile.Footer.Write(buffer, 0, bytesRead);
Interaction.Instance.ReportProgress((int)(ioStream.Position / Utilities.SectorSize));
if (cancellation.IsCancellationRequested)
{
return;
}
}
}
}
irdFile.FileHashes = fileList.ToDictionary(t => t.StartSector, t => t.Hash);
irdFile.Save(savePath);
Interaction.Instance.ReportMessage("All done, IRD file saved to " + savePath);
}
}
catch (BadReadException e)
{
Interaction.Instance.ReportMessage(e.Message, ReportType.Fail);
}
catch (AuthenticationException e)
{
Interaction.Instance.ReportMessage(e.Message, ReportType.Fail);
}
}
private async void LoadIrd(string filename)
{
IrdFile irdFile = await TaskEx.Run(() => IrdFile.Load(filename));
lblVersion.Text = irdFile.Version.ToString(CultureInfo.InvariantCulture);
lblUpdateVersion.Text = irdFile.UpdateVersion;
lblGameId.Text = irdFile.GameID;
lblGameName.Text = irdFile.GameName;
lblGameVersion.Text = irdFile.GameVersion;
lblAppVersion.Text = irdFile.AppVersion;
lblAmountOfRegions.Text = irdFile.RegionHashes.Count.ToString(CultureInfo.InvariantCulture);
Region[] regions = await TaskEx.Run(() => irdFile.Header.GetRegions());
for (int i = 0; i < irdFile.RegionHashes.Count && i < regions.Length; i++)
{
ListViewItem itm = new ListViewItem(i.ToString(CultureInfo.InvariantCulture));
itm.SubItems.Add(regions[i].Start.ToString("X2"));
itm.SubItems.Add(regions[i].End.ToString("X2"));
itm.SubItems.Add(irdFile.RegionHashes[i].AsString());
lvHashes.Items.Add(itm);
}
lblData1.Text = irdFile.Data1.AsString();
lblData2.Text = irdFile.Data2.AsString();
picHex.Stream = new MemoryStream(irdFile.PIC); // Shouldn't I dispose this one?
d2 = irdFile.Data2;
lblHeaderLength.Text =
(irdFile.Header.Length / Utilities.SectorSize).ToString(CultureInfo.InvariantCulture);
lblFooterLength.Text =
(irdFile.Footer.Length / Utilities.SectorSize).ToString(CultureInfo.InvariantCulture);
headerHex.Stream = irdFile.Header;
footerHex.Stream = irdFile.Footer;
lblCrc.Text = BitConverter.GetBytes(irdFile.Crc).AsString();
lblIRDHash.Text = IrdFile.GetHash(irdFile.FullPath);
tabCtrl.Visible = true;
pbLoading.Visible = false;
lvFiles.BeginUpdate();
// Load files
PS3CDReader cdReader = await TaskEx.Run(() => new PS3CDReader(irdFile.Header));
foreach (var dmi in cdReader.Members.Where(d => d.IsFile).Distinct())
{
ListViewItem itm = new ListViewItem(dmi.Path);
KeyValuePair <long, byte[]> h = irdFile.FileHashes.FirstOrDefault(f => f.Key == dmi.StartSector);
itm.SubItems.Add(dmi.StartSector.ToString("X2"));
itm.SubItems.Add(dmi.Length.ToString("X2"));
itm.SubItems.Add(h.Value.AsString());
lvFiles.Items.Add(itm);
}
lvFiles.EndUpdate();
lblLoadingFiles.Visible = pbLoadingFiles.Visible = false;
lvFiles.Visible = true;
}
