public static long Rebuild(Stream instream, List <ExeFSFileInfo> files, string root)
{
var inOffset = instream.Position;
List <ExeFS.ExeFSHeader> fileHeaders = new List <ExeFS.ExeFSHeader>();
var fileOffset = 0;
foreach (var file in files)
{
var size = (file.compressed) ? RevLZ77.Compress(file.FileData).Length : (int)file.FileSize;
fileHeaders.Add(new ExeFS.ExeFSHeader
{
name = Path.GetFileName(file.FileName).Replace(root, ""),
offset = fileOffset,
size = size
});
fileOffset += size;
fileOffset = Align(fileOffset);
}
List <byte[]> fileHash = new List <byte[]>();
instream.Seek(ExeFS.exeFSHeaderSize, SeekOrigin.Current);
foreach (var file in files)
{
fileHash.Add(file.Write(instream));
Align(instream);
}
fileHash.Reverse();
var finalSize = instream.Position - inOffset;
instream.Position = inOffset;
using (var bw = new BinaryWriterX(instream, true))
{
foreach (var exefsFile in fileHeaders)
{
bw.WriteStruct(exefsFile);
}
bw.WritePadding(maxFiles * fileHeaderLength - fileHeaders.Count * fileHeaderLength);
bw.WritePadding(0x20);
bw.WritePadding(maxFiles * 0x20 - fileHash.Count * 0x20);
foreach (var hash in fileHash)
{
bw.Write(hash);
}
}
instream.Position = inOffset + finalSize;
//instream.Position = bkOffset;
return(finalSize);
}
static void Test(byte[] bytes, Method method)
{
byte[] bytes2 = new byte[bytes.Length];
switch (method)
{
case Method.LZ10:
bytes2 = LZ10.Decompress(new MemoryStream(LZ10.Compress(new MemoryStream(bytes))), bytes.Length);
Assert.IsTrue(bytes.SequenceEqual(bytes2));
break;
case Method.LZ11:
bytes2 = LZ11.Decompress(new MemoryStream(LZ11.Compress(new MemoryStream(bytes))), bytes.Length);
Assert.IsTrue(bytes.SequenceEqual(bytes2));
break;
case Method.LZ40:
bytes2 = LZ40.Decompress(new MemoryStream(LZ40.Compress(new MemoryStream(bytes))), bytes.Length);
Assert.IsTrue(bytes.SequenceEqual(bytes2));
break;
case Method.LZ77:
bytes2 = LZ77.Decompress(new MemoryStream(LZ77.Compress(new MemoryStream(bytes))));
Assert.IsTrue(bytes.SequenceEqual(bytes2));
break;
case Method.RevLZ77:
bytes2 = RevLZ77.Decompress(new MemoryStream(RevLZ77.Compress(new MemoryStream(bytes))));
Assert.IsTrue(bytes.SequenceEqual(bytes2));
break;
case Method.LZ4:
bytes2 = LZ4.Decompress(new MemoryStream(LZ4.Compress(new MemoryStream(bytes))));
Assert.IsTrue(bytes.SequenceEqual(bytes2));
break;
case Method.LZECD:
bytes2 = LZECD.Decompress(new MemoryStream(LZECD.Compress(new MemoryStream(bytes))));
Assert.IsTrue(bytes.SequenceEqual(bytes2));
break;
case Method.LZOvl:
bytes2 = LZOvl.Decompress(new MemoryStream(LZOvl.Compress(new MemoryStream(bytes))));
Assert.IsTrue(bytes.SequenceEqual(bytes2));
break;
case Method.MIO0:
bytes2 = MIO0.Decompress(new MemoryStream(MIO0.Compress(new MemoryStream(bytes), ByteOrder.LittleEndian)), ByteOrder.LittleEndian);
Assert.IsTrue(bytes.SequenceEqual(bytes2));
break;
}
}
public void WriteToHpb(Stream stream)
{
Entry.fileOffset = (int)stream.Position;
if (State == ArchiveFileState.Replaced && Entry.uncompressedSize != 0)
{
// Only here if we need to compress from a FileStream in the base.FileData
var uncompData = new byte[_fileData.Length];
base.FileData.Read(uncompData, 0, uncompData.Length);
var compData = RevLZ77.Compress(new MemoryStream(uncompData));
if (compData == null)
{
Entry.fileSize = uncompData.Length;
Entry.uncompressedSize = 0;
using (var bw = new BinaryWriterX(stream, true))
{
bw.Write(uncompData);
}
}
else
{
Entry.fileSize = compData.Length + 0x20;
Entry.uncompressedSize = uncompData.Length;
using (var bw = new BinaryWriterX(stream, true))
{
bw.WriteStruct(new AcmpHeader
{
compressedSize = Entry.fileSize,
uncompressedSize = Entry.uncompressedSize
});
bw.Write(compData);
}
}
}
else
{
Entry.fileSize = (int)_fileData.Length;
base.FileData.CopyTo(stream);
}
// padding
while (stream.Position % 4 != 0)
{
stream.WriteByte(0);
}
}
public static void Compress(object sender, EventArgs e)
{
var tsi = sender as ToolStripMenuItem;
if (!Shared.PrepareFiles("Open a decompressed " + tsi?.Tag + "file...", "Save your compressed file...", ".decomp", out var openFile, out var saveFile, true))
{
return;
}
try
{
using (openFile)
using (var outFs = new BinaryWriterX(saveFile))
switch (tsi?.Tag)
{
case Compression.L5LZ10:
outFs.Write(Level5.Compress(openFile, Level5.Method.LZ10));
break;
case Compression.L5Huff4:
outFs.Write(Level5.Compress(openFile, Level5.Method.Huffman4Bit));
break;
case Compression.L5Huff8:
outFs.Write(Level5.Compress(openFile, Level5.Method.Huffman8Bit));
break;
case Compression.L5RLE:
outFs.Write(Level5.Compress(openFile, Level5.Method.RLE));
break;
case Compression.NLZ10:
outFs.Write(Nintendo.Compress(openFile, Nintendo.Method.LZ10));
break;
case Compression.NLZ11:
outFs.Write(Nintendo.Compress(openFile, Nintendo.Method.LZ11));
break;
case Compression.NLZ60:
outFs.Write(Nintendo.Compress(openFile, Nintendo.Method.LZ60));
break;
case Compression.NHuff4:
outFs.Write(Nintendo.Compress(openFile, Nintendo.Method.Huff4));
break;
case Compression.NHuff8:
outFs.Write(Nintendo.Compress(openFile, Nintendo.Method.Huff8));
break;
case Compression.NRLE:
outFs.Write(Nintendo.Compress(openFile, Nintendo.Method.RLE));
break;
case Compression.LZ77:
outFs.Write(LZ77.Compress(openFile));
break;
case Compression.RevLZ77:
outFs.Write(RevLZ77.Compress(openFile));
break;
case Compression.LZOvl:
outFs.Write(LZOvl.Compress(openFile));
break;
case Compression.LZ4:
outFs.Write(Kontract.Compression.LZ4.Compress(openFile));
break;
case Compression.MIO0LE:
outFs.Write(MIO0.Compress(openFile, ByteOrder.LittleEndian));
break;
case Compression.MIO0BE:
outFs.Write(MIO0.Compress(openFile, ByteOrder.BigEndian));
break;
case Compression.Yay0LE:
outFs.Write(Yay0.Compress(openFile, ByteOrder.LittleEndian));
break;
case Compression.Yay0BE:
outFs.Write(Yay0.Compress(openFile, ByteOrder.BigEndian));
break;
case Compression.Yaz0LE:
outFs.Write(Yaz0.Compress(openFile, ByteOrder.LittleEndian));
break;
case Compression.Yaz0BE:
outFs.Write(Yaz0.Compress(openFile, ByteOrder.BigEndian));
break;
case Compression.GZip:
outFs.Write(GZip.Compress(openFile));
break;
case Compression.ZLib:
outFs.Write(ZLib.Compress(openFile));
break;
case Compression.PSVSpikeChun:
outFs.Write(PSVSpikeChun.Compress(openFile));
break;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
MessageBox.Show($"Successfully compressed {Path.GetFileName(openFile.Name)}.", tsi.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
public static void Decompress(object sender, EventArgs e)
{
var tsi = sender as ToolStripMenuItem;
if (!Shared.PrepareFiles("Open a " + tsi?.Tag + " compressed file...", "Save your decompressed file...", ".decomp", out var openFile, out var saveFile))
{
return;
}
try
{
using (openFile)
using (var outFs = new BinaryWriterX(saveFile))
switch (tsi?.Tag)
{
case Compression.Level5:
outFs.Write(Level5.Decompress(openFile));
break;
case Compression.Nintendo:
outFs.Write(Nintendo.Decompress(openFile));
break;
case Compression.LZ77:
outFs.Write(LZ77.Decompress(openFile));
break;
case Compression.RevLZ77:
outFs.Write(RevLZ77.Decompress(openFile));
break;
case Compression.LZOvl:
outFs.Write(LZOvl.Decompress(openFile));
break;
case Compression.LZ4:
outFs.Write(Kontract.Compression.LZ4.Decompress(openFile));
break;
case Compression.MIO0LE:
outFs.Write(MIO0.Decompress(openFile, ByteOrder.LittleEndian));
break;
case Compression.MIO0BE:
outFs.Write(MIO0.Decompress(openFile, ByteOrder.BigEndian));
break;
case Compression.Yay0LE:
outFs.Write(Yay0.Decompress(openFile, ByteOrder.LittleEndian));
break;
case Compression.Yay0BE:
outFs.Write(Yay0.Decompress(openFile, ByteOrder.BigEndian));
break;
case Compression.Yaz0LE:
outFs.Write(Yaz0.Decompress(openFile, ByteOrder.LittleEndian));
break;
case Compression.Yaz0BE:
outFs.Write(Yaz0.Decompress(openFile, ByteOrder.BigEndian));
break;
case Compression.LZECD:
outFs.Write(LZECD.Decompress(openFile));
break;
case Compression.LZ10VLE:
outFs.Write(LZSSVLE.Decompress(openFile));
break;
case Compression.GZip:
outFs.Write(GZip.Decompress(openFile));
break;
case Compression.ZLib:
outFs.Write(ZLib.Decompress(openFile));
break;
case Compression.PSVSpikeChun:
outFs.Write(PSVSpikeChun.Decompress(openFile));
break;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
MessageBox.Show($"Successfully decompressed {Path.GetFileName(openFile.Name)}.", tsi.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
public static void Compress(object sender, EventArgs e)
{
var tsi = sender as ToolStripMenuItem;
if (!PrepareFiles("Open a decompressed " + tsi.Tag.ToString() + "file...", "Save your compressed file...", ".comp", out FileStream openFile, out FileStream saveFile))
{
return;
}
try
{
using (openFile)
using (var outFs = new BinaryWriterX(saveFile))
switch (tsi.Tag)
{
/*case Compression.L5LZSS:
* outFs.Write(Level5.Compress(openFile, 1));
* break;
* case Compression.L5Huff4:
* outFs.Write(Level5.Compress(openFile, 2));
* break;
* case Compression.L5Huff8:
* outFs.Write(Level5.Compress(openFile, 3));
* break;
* case Compression.L5RLE:
* outFs.Write(Level5.Compress(openFile, 4));
* break;*/
case Compression.GZip:
outFs.Write(GZip.Compress(openFile));
break;
case Compression.Huff4:
outFs.Write(Huffman.Compress(openFile, 4));
break;
case Compression.Huff8:
outFs.Write(Huffman.Compress(openFile, 8));
break;
case Compression.LZ10:
outFs.Write(LZ10.Compress(openFile));
break;
case Compression.LZ11:
outFs.Write(LZ11.Compress(openFile));
break;
/*case Compression.LZSS:
* outFs.Write(LZSS.Compress(openFile));
* break;*/
case Compression.RevLZ77:
outFs.Write(RevLZ77.Compress(openFile));
break;
case Compression.RLE:
outFs.Write(RLE.Compress(openFile));
break;
case Compression.ZLib:
outFs.Write(ZLib.Compress(openFile));
break;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
MessageBox.Show($"Successfully compressed {Path.GetFileName(openFile.Name)}.", tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
}