private ArchiveFileInfo CreateAfi(Stream file, string name, EncFileEntry entry)
{
if (entry.IsCompressed)
{
return(new ArchiveFileInfo(file, name, Kompression.Implementations.Compressions.LzEnc, entry.decompSize));
}
return(new ArchiveFileInfo(file, name));
}
public void Save(Stream output, IList <IArchiveFileInfo> files)
{
using var bw = new BinaryWriterX(output);
// Calculate offsets
var fileOffset = (4 + files.Count * FileEntrySize + 0x3F) & ~0x3F;
// Write files
var entries = new List <EncFileEntry>();
bw.BaseStream.Position = fileOffset;
foreach (var file in files.Cast <ArchiveFileInfo>())
{
fileOffset = (int)bw.BaseStream.Position;
var writtenSize = file.SaveFileData(output);
if (file != files.Last())
{
bw.WriteAlignment(0x40);
}
var entry = new EncFileEntry
{
offset = fileOffset,
size = (uint)writtenSize,
decompSize = (int)file.FileSize
};
if (file.UsesCompression)
{
entry.size |= 0x80000000;
}
entries.Add(entry);
}
// Write entries
bw.BaseStream.Position = 0;
bw.Write(files.Count);
bw.WriteMultiple(entries);
}