static void Unpack(PackerSettings settings)
{
Console.WriteLine("-- Unpack Files in " + settings.target + " --");
FileStream stream = new FileStream(settings.target, FileMode.Open);
BinaryReader r = new BinaryReader(stream);
DiskArchiveHeader header = new DiskArchiveHeader();
header.Read(r);
if (header.HasValidMagicValue() == false)
{
Console.WriteLine("Error: " + settings.target + " is not a P.A.C.K file");
return;
}
Console.WriteLine("Files: " + header.numFiles);
Console.WriteLine("Manifest position: " + header.fileListOffset);
string outputDir = "output\\" + Path.GetFileNameWithoutExtension(settings.target);
Console.WriteLine("Writing contents to " + outputDir);
Directory.CreateDirectory(outputDir);
r.BaseStream.Seek(header.fileListOffset, SeekOrigin.Begin);
for (int i = 0; i < header.numFiles; ++i)
{
DiskArchiveFile file = new DiskArchiveFile();
uint manifestReadPosition = file.Read(r);
r.BaseStream.Seek(file.offset, SeekOrigin.Begin);
byte[] bytes = r.ReadBytes((int)file.numBytes);
// remember seek back to manifest position
r.BaseStream.Seek(manifestReadPosition, SeekOrigin.Begin);
string fileName = outputDir + file.fileName.Trim('\0');
Console.WriteLine("Writing " + fileName + ": Size: " + bytes.Length);
// Make sure directory exists
Directory.CreateDirectory(Path.GetDirectoryName(fileName));
File.WriteAllBytes(fileName, bytes);
}
}
static void ListContents(PackerSettings settings)
{
Console.WriteLine("-- List Files in " + settings.target + " --");
FileStream stream = new FileStream(settings.target, FileMode.Open);
BinaryReader r = new BinaryReader(stream);
DiskArchiveHeader header = new DiskArchiveHeader();
header.Read(r);
if (header.HasValidMagicValue() == false)
{
Console.WriteLine("Error: " + settings.target + " is not a P.A.C.K file");
return;
}
Console.WriteLine("Files: " + header.numFiles);
Console.WriteLine("Manifest position: " + header.fileListOffset);
r.BaseStream.Seek(header.fileListOffset, SeekOrigin.Begin);
for (int i = 0; i < header.numFiles; ++i)
{
DiskArchiveFile file = new DiskArchiveFile();
file.Read(r);
Console.WriteLine(file.fileName + ": Size: " + file.numBytes + " offset: " + file.offset + " type: " + file.info[0]);
}
}
