private bool GetEntry(string ext, string dir, string fileName, out VPKDirectoryEntry entry)
{
CheckHeader();
string extFixed = ext.ToLower();
string dirFixed = dir.ToLower();
string fileNameFixed = fileName.ToLower();
if (tree != null && tree.ContainsKey(extFixed) && tree[extFixed].ContainsKey(dirFixed) && tree[extFixed][dirFixed].ContainsKey(fileNameFixed))
{
entry = tree[extFixed][dirFixed][fileNameFixed];
return(true);
}
else
{
entry = new VPKDirectoryEntry();
return(false);
}
}
private void ParseTree(Stream currentStream)
{
while (currentStream.Position < header.TreeSize)
{
string extension = DataParser.ReadNullTerminatedString(currentStream).ToLower();
if (extension.Length <= 0)
{
extension = tree.Keys.ElementAt(tree.Count - 1);
}
else
{
if (!tree.ContainsKey(extension))
{
tree.Add(extension, new Dictionary <string, Dictionary <string, VPKDirectoryEntry> >());
}
}
while (true)
{
string directory = DataParser.ReadNullTerminatedString(currentStream).ToLower();
if (directory.Length <= 0)
{
break;
}
if (!tree[extension].ContainsKey(directory))
{
tree[extension].Add(directory, new Dictionary <string, VPKDirectoryEntry>());
}
string fileName;
do
{
fileName = DataParser.ReadNullTerminatedString(currentStream).ToLower();
if (!string.IsNullOrEmpty(fileName))
{
VPKDirectoryEntry dirEntry = new VPKDirectoryEntry();
dirEntry.CRC = DataParser.ReadUInt(currentStream);
dirEntry.PreloadBytes = DataParser.ReadUShort(currentStream);
dirEntry.ArchiveIndex = DataParser.ReadUShort(currentStream);
dirEntry.EntryOffset = DataParser.ReadUInt(currentStream);
dirEntry.EntryLength = DataParser.ReadUInt(currentStream);
ushort terminator = DataParser.ReadUShort(currentStream);
if (dirEntry.EntryOffset == 0 && dirEntry.ArchiveIndex == DIR_PAK)
{
dirEntry.EntryOffset = Convert.ToUInt32(currentStream.Position);
}
if (dirEntry.EntryLength == 0)
{
dirEntry.EntryLength = dirEntry.PreloadBytes;
}
currentStream.Position += dirEntry.PreloadBytes;
if (!tree[extension][directory].ContainsKey(fileName))
{
tree[extension][directory].Add(fileName, dirEntry);
}
}
}while (!string.IsNullOrEmpty(fileName));
}
}
}