public DownloadHandler(BinaryReader stream, BackgroundWorkerEx worker)
{
worker?.ReportProgress(0, "Loading \"download\"...");
stream.Skip(2); // DL
byte b1 = stream.ReadByte();
byte b2 = stream.ReadByte();
byte b3 = stream.ReadByte();
int numFiles = stream.ReadInt32BE();
short numTags = stream.ReadInt16BE();
int numMaskBytes = (numFiles + 7) / 8;
for (int i = 0; i < numFiles; i++)
{
MD5Hash key = stream.Read <MD5Hash>();
//byte[] unk = stream.ReadBytes(0xA);
stream.Skip(0xA);
//var entry = new DownloadEntry() { Index = i, Unk = unk };
var entry = new DownloadEntry()
{
Index = i
};
DownloadData.Add(key, entry);
worker?.ReportProgress((int)((i + 1) / (float)numFiles * 100));
}
for (int i = 0; i < numTags; i++)
{
DownloadTag tag = new DownloadTag();
string name = stream.ReadCString();
tag.Type = stream.ReadInt16BE();
byte[] bits = stream.ReadBytes(numMaskBytes);
for (int j = 0; j < numMaskBytes; j++)
{
bits[j] = (byte)((bits[j] * 0x0202020202 & 0x010884422010) % 1023);
}
tag.Bits = new BitArray(bits);
Tags.Add(name, tag);
}
}
public DownloadHandler(BinaryReader stream, BackgroundWorkerEx worker)
{
worker?.ReportProgress(0, "Loading \"download\"...");
stream.Skip(2); // DL
byte b1 = stream.ReadByte();
byte b2 = stream.ReadByte();
byte b3 = stream.ReadByte();
int numFiles = stream.ReadInt32BE();
short numTags = stream.ReadInt16BE();
int numMaskBytes = (numFiles + 7) / 8;
for (int i = 0; i < numFiles; i++)
{
MD5Hash key = stream.Read<MD5Hash>();
//byte[] unk = stream.ReadBytes(0xA);
stream.Skip(0xA);
//var entry = new DownloadEntry() { Index = i, Unk = unk };
var entry = new DownloadEntry() { Index = i };
DownloadData.Add(key, entry);
worker?.ReportProgress((int)((i + 1) / (float)numFiles * 100));
}
for (int i = 0; i < numTags; i++)
{
DownloadTag tag = new DownloadTag();
string name = stream.ReadCString();
tag.Type = stream.ReadInt16BE();
byte[] bits = stream.ReadBytes(numMaskBytes);
for (int j = 0; j < numMaskBytes; j++)
bits[j] = (byte)((bits[j] * 0x0202020202 & 0x010884422010) % 1023);
tag.Bits = new BitArray(bits);
Tags.Add(name, tag);
}
}
public OWRootHandler(BinaryReader stream, BackgroundWorkerEx worker, CASCHandler casc)
{
worker?.ReportProgress(0, "Loading \"root\"...");
string str = Encoding.ASCII.GetString(stream.ReadBytes((int)stream.BaseStream.Length));
string[] array = str.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries);
// need to figure out what to do with those apm files
for (int i = 1; i < array.Length; i++)
{
string[] filedata = array[i].Split('|');
if (Path.GetExtension(filedata[2]) == ".apm")
{
// add apm file for dev purposes
ulong fileHash1 = Hasher.ComputeHash(filedata[2]);
RootData[fileHash1] = new RootEntry()
{
MD5 = filedata[0].ToByteArray(), Block = RootBlock.Empty
};
CASCFile.FileNames[fileHash1] = filedata[2];
// add files listed in apm file
byte[] md5 = filedata[0].ToByteArray();
EncodingEntry enc = casc.Encoding.GetEntry(md5);
using (BinaryReader s = new BinaryReader(casc.OpenFile(enc.Key)))
{
if (s != null)
{
// still need to figure out complete apm structure
// at start of file there's a lot of data that is same in all apm files
s.BaseStream.Position = 0xC;
uint count = s.ReadUInt32();
s.BaseStream.Position = 0x894;
// size of each entry seems to be 0x48 bytes (0x2C bytes unk data; int size; ulong unk; byte[16] md5)
for (int j = 0; j < count; j++)
{
s.BaseStream.Position += 0x2C; // skip unknown
int size = s.ReadInt32(); // size (matches size in encoding file)
s.BaseStream.Position += 8; // skip unknown
byte[] md5_2 = s.ReadBytes(16);
EncodingEntry enc2 = casc.Encoding.GetEntry(md5_2);
if (enc2 == null)
{
throw new Exception("enc2 == null");
}
string fakeName = Path.GetFileNameWithoutExtension(filedata[2]) + "/" + md5_2.ToHexString();
ulong fileHash = Hasher.ComputeHash(fakeName);
RootData[fileHash] = new RootEntry()
{
MD5 = md5_2, Block = RootBlock.Empty
};
CASCFile.FileNames[fileHash] = fakeName;
}
}
}
}
}
int current = 0;
Func <string, LocaleFlags> tag2locale = (s) =>
{
LocaleFlags locale;
if (Enum.TryParse(s, out locale))
{
return(locale);
}
return(LocaleFlags.All);
};
foreach (var entry in casc.Encoding.Entries)
{
DownloadEntry dl = casc.Download.GetEntry(entry.Value.Key);
if (dl != null)
{
string fakeName = "unknown" + "/" + entry.Key[0].ToString("X2") + "/" + entry.Key.ToHexString();
var locales = dl.Tags.Where(tag => tag.Value.Type == 4).Select(tag => tag2locale(tag.Key));
LocaleFlags locale = LocaleFlags.None;
foreach (var loc in locales)
{
locale |= loc;
}
ulong fileHash = Hasher.ComputeHash(fakeName);
RootData.Add(fileHash, new RootEntry()
{
MD5 = entry.Key, Block = new RootBlock()
{
LocaleFlags = locale
}
});
CASCFile.FileNames[fileHash] = fakeName;
}
worker?.ReportProgress((int)(++current / (float)casc.Encoding.Count * 100));
}
}
