LSLib.LS.PackagedFileInfo.CreateFromEntry C# (CSharp) Méthode

        internal static PackagedFileInfo CreateFromEntry(FileEntry13 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);

            var compressionMethod = entry.Flags & 0x0F;
            if (compressionMethod > 2 || (entry.Flags & ~0x7F) != 0)
            {
                var msg = String.Format("File '{0}' has unsupported flags: {1}", info.Name, entry.Flags);
                throw new InvalidDataException(msg);
            }

            info.OffsetInFile = entry.OffsetInFile;
            info.SizeOnDisk = entry.SizeOnDisk;
            info.UncompressedSize = entry.UncompressedSize;
            info.ArchivePart = entry.ArchivePart;
            info.Flags = entry.Flags;
            info.Crc = entry.Crc;
            return info;
        }

        private Package ReadPackageV10(FileStream mainStream, BinaryReader reader)
        {
            var package = new Package();

            mainStream.Seek(4, SeekOrigin.Begin);
            var header = BinUtils.ReadStruct <LSPKHeader10>(reader);

            package.Metadata.Flags    = (PackageFlags)header.Flags;
            package.Metadata.Priority = header.Priority;
            package.Version           = PackageVersion.V10;

            if (_metadataOnly)
            {
                return(package);
            }

            OpenStreams(mainStream, header.NumParts);
            for (uint i = 0; i < header.NumFiles; i++)
            {
                var entry = BinUtils.ReadStruct <FileEntry13>(reader);
                if (entry.ArchivePart == 0)
                {
                    entry.OffsetInFile += header.DataOffset;
                }

                // Add missing compression level flags
                entry.Flags = (entry.Flags & 0x0f) | 0x20;
                package.Files.Add(PackagedFileInfo.CreateFromEntry(entry, _streams[entry.ArchivePart]));
            }

            return(package);
        }