internal void ParseMainWzDirectory()
{
if (FilePath == null)
{
_log.Error("Path is null");
return;
}
if (!File.Exists(FilePath))
{
var message = $"WZ File does not exist at path: '{FilePath}'";
_log.Error(message);
throw new FileNotFoundException(message);
}
var reader = new WzBinaryReader(File.Open(FilePath, FileMode.Open, FileAccess.Read, FileShare.Read), _wzIv);
Header = new WzHeader
{
Ident = reader.ReadString(4),
FSize = reader.ReadUInt64(),
FStart = reader.ReadUInt32(),
Copyright = reader.ReadNullTerminatedString()
};
reader.ReadBytes((int)(Header.FStart - reader.BaseStream.Position));
reader.Header = Header;
_version = reader.ReadInt16();
if (Version == -1 && !CalculateVersion(reader))
{
throw new InvalidDataException(
"Error with game version hash : The specified game version is incorrect");
}
_versionHash = GetVersionHash(_version, Version);
reader.Hash = _versionHash;
var tempDirectory = new WzDirectory(reader, Name, _versionHash, _wzIv, this);
tempDirectory.ParseDirectory();
WzDirectory = tempDirectory;
}
private void ParseMainWzDirectory(byte[] wzIv)
{
if (FilePath == null)
{
throw new ArgumentNullException(nameof(FilePath), "WZ File path is null");
}
if (!File.Exists(FilePath))
{
throw new FileNotFoundException($"WZ File does not exist at path: '{FilePath}'");
}
var mmf = MemoryMappedFile.CreateFromFile(FilePath);
var reader = new WzBinaryReader(mmf.CreateViewStream(), wzIv);
Header = new WzHeader
{
Ident = reader.ReadString(4),
FSize = reader.ReadUInt64(),
FStart = reader.ReadUInt32(),
Copyright = reader.ReadNullTerminatedString()
};
reader.ReadBytes((int)(Header.FStart - reader.BaseStream.Position));
reader.Header = Header;
_version = reader.ReadInt16();
if (Version == -1 && !CalculateVersion(reader))
{
throw new InvalidDataException(
"Error with game version hash : The specified game version is incorrect");
}
_versionHash = GetVersionHash(_version, Version);
reader.Hash = _versionHash;
var tempDirectory = new WzDirectory(reader, Name, _versionHash, wzIv, this);
tempDirectory.ParseDirectory();
WzDirectory = tempDirectory;
}
