public static WAD Load(string path)
{
FileInfo fi = new FileInfo(path);
Logger.LogToFile(Logger.LogLevel.Info, "{0}", path);
WAD wad = new WAD();
wad.name = Path.GetFileNameWithoutExtension(path);
wad.location = Path.GetDirectoryName(path) + "\\";
using (var br = new BinaryReader(fi.OpenRead()))
{
if (br.ReadByte() != 0x34 ||
br.ReadByte() != 0x12)
{
Logger.LogToFile(Logger.LogLevel.Error, "{0} isn't a valid WAD file", path);
return null;
}
byte minor = br.ReadByte();
byte major = br.ReadByte();
wad.version = new Version(major, minor);
wad.flags = (int)br.ReadUInt32();
int xmlLength = (int)br.ReadUInt32();
if (xmlLength > 0)
{
Logger.LogToFile(Logger.LogLevel.Error, "Unexpected data discovered. Aborting");
return null;
}
int namesLength = (int)br.ReadUInt32();
int endOfNamesBlock = (int)br.BaseStream.Position + namesLength;
while (br.BaseStream.Position < endOfNamesBlock)
{
var entry = new WADEntry();
entry.Name = br.ReadString();
wad.contents.Add(entry);
}
}
return wad;
}
public void Extract(WADEntry file, string destination, bool createFullPath = true)
{
if (createFullPath)
{
destination = Path.Combine(destination, Path.GetDirectoryName(file.FullPath));
}
if (!Directory.Exists(destination))
{
Directory.CreateDirectory(destination);
}
using (BinaryWriter bw = new BinaryWriter(new FileStream(Path.Combine(destination, file.Name), FileMode.Create)))
using (FileStream fs = new FileStream(Path.Combine(Location, $"{Name}.wad"), FileMode.Open))
using (BinaryReader br = new BinaryReader(fs))
{
br.BaseStream.Seek(file.Offset, SeekOrigin.Begin);
int length = br.ReadInt32();
if (length == -1)
{
bw.Write(br.ReadBytes(file.Size - 4));
}
else
{
br.BaseStream.Seek(2, SeekOrigin.Current);
using (MemoryStream ms = new MemoryStream(br.ReadBytes(file.Size - 2)))
using (DeflateStream ds = new DeflateStream(ms, CompressionMode.Decompress))
{
byte[] data = new byte[length];
ds.Read(data, 0, length);
bw.Write(data, 0, data.Length);
}
}
}
}
public void Extract(WADEntry file, string destination)
{
if (!Directory.Exists(destination)) { Directory.CreateDirectory(destination); }
using (var bw = new BinaryWriter(new FileStream(destination + "\\" + file.Name, FileMode.Create)))
{
using (var fs = new FileStream(this.location + this.name + ".wad", FileMode.Open))
{
fs.Seek(file.Offset, SeekOrigin.Begin);
var buff = new byte[file.Size];
fs.Read(buff, 0, file.Size);
bw.Write(buff);
buff = null;
}
}
}
public static WAD Load(string path)
{
FileInfo fi = new FileInfo(path);
Logger.LogToFile(Logger.LogLevel.Info, "{0}", path);
WAD wad = new WAD
{
Name = Path.GetFileNameWithoutExtension(path),
Location = Path.GetDirectoryName(path)
};
using (BinaryReader br = new BinaryReader(fi.OpenRead()))
{
if (br.ReadByte() != 0x34 ||
br.ReadByte() != 0x12)
{
Logger.LogToFile(Logger.LogLevel.Error, "{0} isn't a valid WAD file", path);
return(null);
}
byte minor = br.ReadByte();
byte major = br.ReadByte();
wad.Version = new Version(major, minor);
wad.Flags = (WADFlags)br.ReadUInt32();
int xmlLength = (int)br.ReadUInt32();
if (xmlLength > 0)
{
Logger.LogToFile(Logger.LogLevel.Error, "Unexpected data discovered. Aborting");
return(null);
}
int namesLength = (int)br.ReadUInt32();
int nameBlockStart = (int)br.BaseStream.Position;
int nameBlockEnd = (int)br.BaseStream.Position + namesLength;
Dictionary <int, string> names = new Dictionary <int, string>();
while (br.BaseStream.Position < nameBlockEnd && br.PeekChar() != 0)
{
names.Add((int)(br.BaseStream.Position - nameBlockStart), br.ReadNullTerminatedString());
}
br.BaseStream.Seek(nameBlockEnd, SeekOrigin.Begin);
if (wad.Flags.HasFlag(WADFlags.HasDataTimes))
{
int count = br.ReadInt32();
for (int i = 0; i < count; i++)
{
br.ReadInt32(); // index (with bit 0x1 set)
br.ReadInt32(); // dos date time? time added to archive?
}
}
int fileCount = br.ReadInt32();
int folderCount = br.ReadInt32();
int offsetCount = br.ReadInt32();
List <int> offsets = new List <int>();
for (int i = 0; i < offsetCount; i++)
{
offsets.Add(br.ReadInt32());
}
void processFileEntry(WADEntry parent)
{
WADEntry entry = new WADEntry
{
Name = names[br.ReadInt32()],
Size = br.ReadInt32(),
ParentEntry = parent,
Offset = offsets[(int)(br.ReadUInt32() & 0x00FFFFFF)]
};
br.ReadInt32(); // Unknown
wad.Contents.Add(entry);
}
void processDirectoryEntry(WADEntry parent = null)
{
WADEntry entry = new WADEntry
{
Name = names[br.ReadInt32()],
IsDirectory = true,
ParentEntry = parent
};
wad.Contents.Add(entry);
int fileEntries = br.ReadInt32();
int folderEntries = br.ReadInt32();
br.ReadInt32(); // unknown
for (int i = 0; i < folderEntries; i++)
{
processDirectoryEntry(entry);
}
for (int i = 0; i < fileEntries; i++)
{
processFileEntry(entry);
}
}
processDirectoryEntry();
}
return(wad);
}
