internal static PackagedFileInfo CreateFromEntry(FileEntry7 entry, Stream dataStream)
{
var info = new PackagedFileInfo();
info.PackageStream = dataStream;
var nameLen = 0;
for (nameLen = 0; nameLen < entry.Name.Length && entry.Name[nameLen] != 0; nameLen++)
{
}
info.Name = Encoding.UTF8.GetString(entry.Name, 0, nameLen);
info.OffsetInFile = entry.OffsetInFile;
info.SizeOnDisk = entry.SizeOnDisk;
info.UncompressedSize = entry.UncompressedSize;
info.ArchivePart = entry.ArchivePart;
info.Crc = 0;
if (entry.UncompressedSize > 0)
{
info.Flags = BinUtils.MakeCompressionFlags(CompressionMethod.Zlib, CompressionLevel.DefaultCompression);
}
else
{
info.Flags = 0;
}
return(info);
}
public void WriteV7(FileStream mainStream)
{
if (Compression == CompressionMethod.LZ4)
{
throw new ArgumentException("LZ4 compression is only supported by V10 and later package versions");
}
using (var writer = new BinaryWriter(mainStream, new UTF8Encoding(), true))
{
var header = new LSPKHeader7
{
Version = (uint)Version,
NumFiles = (UInt32)_package.Files.Count,
FileListSize = (UInt32)(Marshal.SizeOf(typeof(FileEntry7)) * _package.Files.Count)
};
header.DataOffset = (UInt32)Marshal.SizeOf(typeof(LSPKHeader7)) + header.FileListSize;
int paddingLength = PaddingLength();
if (header.DataOffset % paddingLength > 0)
{
header.DataOffset += (UInt32)(paddingLength - header.DataOffset % paddingLength);
}
// Write a placeholder instead of the actual headers; we'll write them after we
// compressed and flushed all files to disk
var placeholder = new byte[header.DataOffset];
writer.Write(placeholder);
long totalSize = _package.Files.Sum(p => (long)p.Size());
long currentSize = 0;
var writtenFiles = new List <PackagedFileInfo>();
foreach (AbstractFileInfo file in _package.Files)
{
WriteProgress(file, currentSize, totalSize);
writtenFiles.Add(WriteFile(file));
currentSize += file.Size();
}
mainStream.Seek(0, SeekOrigin.Begin);
header.LittleEndian = 0;
header.NumParts = (UInt16)_streams.Count;
BinUtils.WriteStruct(writer, ref header);
foreach (PackagedFileInfo file in writtenFiles)
{
FileEntry7 entry = file.MakeEntryV7();
if (entry.ArchivePart == 0)
{
entry.OffsetInFile -= header.DataOffset;
}
BinUtils.WriteStruct(writer, ref entry);
}
}
}
internal FileEntry7 MakeEntryV7()
{
var entry = new FileEntry7();
entry.Name = new byte[256];
var encodedName = Encoding.UTF8.GetBytes(Name.Replace('\\', '/'));
Array.Copy(encodedName, entry.Name, encodedName.Length);
entry.OffsetInFile = OffsetInFile;
entry.SizeOnDisk = SizeOnDisk;
entry.UncompressedSize = ((Flags & 0x0F) == 0) ? 0 : UncompressedSize;
entry.ArchivePart = ArchivePart;
return(entry);
}
internal FileEntry7 MakeEntryV7()
{
var entry = new FileEntry7();
entry.Name = new byte[256];
var encodedName = Encoding.UTF8.GetBytes(Name.Replace('\\', '/'));
Array.Copy(encodedName, entry.Name, encodedName.Length);
entry.OffsetInFile = OffsetInFile;
entry.SizeOnDisk = SizeOnDisk;
entry.UncompressedSize = ((Flags & 0x0F) == 0) ? 0 : UncompressedSize;
entry.ArchivePart = ArchivePart;
return entry;
}
internal static PackagedFileInfo CreateFromEntry(FileEntry7 entry, Stream dataStream)
{
var info = new PackagedFileInfo();
info.PackageStream = dataStream;
var nameLen = 0;
for (nameLen = 0; nameLen < entry.Name.Length && entry.Name[nameLen] != 0; nameLen++) { }
info.Name = Encoding.UTF8.GetString(entry.Name, 0, nameLen);
info.OffsetInFile = entry.OffsetInFile;
info.SizeOnDisk = entry.SizeOnDisk;
info.UncompressedSize = entry.UncompressedSize;
info.ArchivePart = entry.ArchivePart;
info.Crc = 0;
if (entry.UncompressedSize > 0)
{
info.Flags = BinUtils.MakeCompressionFlags(CompressionMethod.Zlib, CompressionLevel.DefaultCompression);
}
else
{
info.Flags = 0;
}
return info;
}
