public static JJ2DataFile Open(string path, bool strictParser)
{
using (Stream s = File.Open(path, FileMode.Open, FileAccess.Read, FileShare.Read))
using (BinaryReader r = new BinaryReader(s)) {
JJ2DataFile j2d = new JJ2DataFile();
uint magic = r.ReadUInt32();
if (magic != 0x42494C50 /*PLIB*/)
{
throw new InvalidOperationException("Invalid magic string");
}
uint signature = r.ReadUInt32();
if (signature != 0xBEBAADDE)
{
throw new InvalidOperationException("Invalid signature");
}
uint version = r.ReadUInt32();
uint recordedSize = r.ReadUInt32();
if (strictParser && s.Length != recordedSize)
{
throw new InvalidOperationException("Unexpected file size");
}
uint recordedCRC = r.ReadUInt32();
int headerBlockPackedSize = r.ReadInt32();
int headerBlockUnpackedSize = r.ReadInt32();
JJ2Block headerBlock = new JJ2Block(s, headerBlockPackedSize, headerBlockUnpackedSize);
try {
while (true)
{
string name = headerBlock.ReadString(32, true);
uint type = headerBlock.ReadUInt32();
uint offset = headerBlock.ReadUInt32();
uint fileCRC = headerBlock.ReadUInt32();
int filePackedSize = headerBlock.ReadInt32();
int fileUnpackedSize = headerBlock.ReadInt32();
//Console.WriteLine(name + " | " + type.ToString("X") + " | " + fileUnpackedSize + " | " + offset);
s.Position = offset;
JJ2Block fileBlock = new JJ2Block(s, filePackedSize, fileUnpackedSize);
byte[] data = fileBlock.AsByteArray();
}
} catch (EndOfStreamException) {
// End of file list
}
// ToDo: Extract files, but it's not needed for now...
return(j2d);
}
}
public static JJ2Tileset Open(string path, bool strictParser)
{
using (Stream s = File.Open(path, FileMode.Open, FileAccess.Read, FileShare.Read)) {
// Skip copyright notice
s.Seek(180, SeekOrigin.Current);
JJ2Tileset tileset = new JJ2Tileset();
JJ2Block headerBlock = new JJ2Block(s, 262 - 180);
uint magic = headerBlock.ReadUInt32();
if (magic != 0x454C4954 /*TILE*/)
{
throw new InvalidOperationException("Invalid magic string");
}
uint signature = headerBlock.ReadUInt32();
if (signature != 0xAFBEADDE)
{
throw new InvalidOperationException("Invalid signature");
}
tileset.name = headerBlock.ReadString(32, true);
ushort versionNum = headerBlock.ReadUInt16();
tileset.version = (versionNum <= 512 ? JJ2Version.BaseGame : JJ2Version.TSF);
int recordedSize = headerBlock.ReadInt32();
if (strictParser && s.Length != recordedSize)
{
throw new InvalidOperationException("Unexpected file size");
}
// Get the CRC; would check here if it matches if we knew what variant it is AND what it applies to
// Test file across all CRC32 variants + Adler had no matches to the value obtained from the file
// so either the variant is something else or the CRC is not applied to the whole file but on a part
int recordedCRC = headerBlock.ReadInt32();
// Read the lengths, uncompress the blocks and bail if any block could not be uncompressed
// This could look better without all the copy-paste, but meh.
int infoBlockPackedSize = headerBlock.ReadInt32();
int infoBlockUnpackedSize = headerBlock.ReadInt32();
int imageBlockPackedSize = headerBlock.ReadInt32();
int imageBlockUnpackedSize = headerBlock.ReadInt32();
int alphaBlockPackedSize = headerBlock.ReadInt32();
int alphaBlockUnpackedSize = headerBlock.ReadInt32();
int maskBlockPackedSize = headerBlock.ReadInt32();
int maskBlockUnpackedSize = headerBlock.ReadInt32();
JJ2Block infoBlock = new JJ2Block(s, infoBlockPackedSize, infoBlockUnpackedSize);
JJ2Block imageBlock = new JJ2Block(s, imageBlockPackedSize, imageBlockUnpackedSize);
JJ2Block alphaBlock = new JJ2Block(s, alphaBlockPackedSize, alphaBlockUnpackedSize);
JJ2Block maskBlock = new JJ2Block(s, maskBlockPackedSize, maskBlockUnpackedSize);
tileset.LoadMetadata(infoBlock);
tileset.LoadImageData(imageBlock, alphaBlock);
tileset.LoadMaskData(maskBlock);
return(tileset);
}
}