66 lines
2.3 KiB
C#
66 lines
2.3 KiB
C#
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//Written for Generation Streets. https://store.steampowered.com/app/887970
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using System.IO;
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using System.IO.Compression;
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namespace Generation_Streets_Extractor
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{
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class Program
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{
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static BinaryReader br;
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static void Main(string[] args)
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{
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FileStream input = File.OpenRead(args[0]);
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br = new BinaryReader(input);
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br.BaseStream.Position = 52;
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int fileCount = br.ReadInt32();
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br.BaseStream.Position = 128;
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System.Collections.Generic.List<Subfile> subfiles = new();
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for (int i = 0; i < fileCount; i++)
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subfiles.Add(new());
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long fileData = br.BaseStream.Position;
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int n = 0;
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Directory.CreateDirectory(Path.GetDirectoryName(input.Name) + "//" + Path.GetFileNameWithoutExtension(input.Name));
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foreach (Subfile sub in subfiles)
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{
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br.BaseStream.Position = sub.start + fileData;
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BinaryWriter bw = new(File.Create(Path.GetDirectoryName(args[0]) + "//" + Path.GetFileNameWithoutExtension(args[0]) + "//" + n));
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if (sub.isCompressed == 1)
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{
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MemoryStream ms = new();
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br.ReadInt16();
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using (var ds = new DeflateStream(new MemoryStream(br.ReadBytes(sub.sizeCompressed)), CompressionMode.Decompress))
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ds.CopyTo(ms);
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br = new(ms);
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br.BaseStream.Position = 0;
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bw.Write(br.ReadBytes(sub.sizeUncompressed));
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bw.Close();
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br = new(input);
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n++;
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continue;
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}
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else if (sub.isCompressed == 2)
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{
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bw.Write(br.ReadBytes(sub.sizeCompressed));
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bw.Close();
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n++;
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continue;
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}
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bw.Write(br.ReadBytes(sub.sizeUncompressed));
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bw.Close();
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n++;
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}
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}
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public class Subfile
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{
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public long start = br.ReadInt64();
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public int sizeCompressed = br.ReadInt32();
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public int sizeUncompressed = br.ReadInt32();
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public long isCompressed = br.ReadInt64();
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}
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}
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}
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