NintenHero/ASURA-Dat-Extractor
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ASURA-Dat-Extractor
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NintenHero 2024-03-16 21:56:01 -05:00 committed by GitHub
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11
ASURA-Dat-Extractor.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net8.0</TargetFramework>
<RootNamespace>ASURA_Dat_Extractor</RootNamespace>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
</Project>

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ASURA-Dat-Extractor.sln Normal file
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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 17
VisualStudioVersion = 17.8.34309.116
MinimumVisualStudioVersion = 10.0.40219.1
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ASURA-Dat-Extractor", "ASURA-Dat-Extractor.csproj", "{0F02F8AF-66B4-4BCD-8CE8-99EC0FA91388}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{0F02F8AF-66B4-4BCD-8CE8-99EC0FA91388}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{0F02F8AF-66B4-4BCD-8CE8-99EC0FA91388}.Debug|Any CPU.Build.0 = Debug|Any CPU
{0F02F8AF-66B4-4BCD-8CE8-99EC0FA91388}.Release|Any CPU.ActiveCfg = Release|Any CPU
{0F02F8AF-66B4-4BCD-8CE8-99EC0FA91388}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {B9437036-BE0E-4F28-A7F8-4A87692DCBB9}
EndGlobalSection
EndGlobal

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Program.cs Normal file
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//Written for ASURA. https://store.steampowered.com/app/2293900/
using System.IO.Compression;
FileStream input = File.OpenRead(args[0]);
BinaryReader br = new(input);
Directory.CreateDirectory(Path.GetDirectoryName(args[0]) + "\\" + Path.GetFileNameWithoutExtension(args[0]));
if (new string(br.ReadChars(7)) != "D-PACK2")
throw new Exception("Not a ASURA dat file.");
br.ReadByte();
int fileCount = br.ReadInt32();
int size = br.ReadInt32();
List<SUBFILE> subfiles = [];
for (int i = 0; i < fileCount; i++)
{
subfiles.Add(new()
{
unknown = br.ReadSingle(),
start = br.ReadInt32(),
sizeUncompressed = br.ReadInt32(),
sizeCompressed = br.ReadInt32(),
name = i
});
}
foreach (SUBFILE subfile in subfiles)
{
br.BaseStream.Position = subfile.start;
using FileStream FS = File.Create(Path.GetDirectoryName(args[0]) + "\\" + Path.GetFileNameWithoutExtension(args[0]) + "\\" + subfile.name);
BinaryWriter bw = new(FS);
MemoryStream ms = new();
br.ReadInt16();
using (var ds = new DeflateStream(new MemoryStream(br.ReadBytes(subfile.sizeCompressed - 2)), CompressionMode.Decompress))
ds.CopyTo(ms);
br = new(ms);
br.BaseStream.Position = 0;
bw.Write(br.ReadBytes(subfile.sizeUncompressed));
bw.Close();
br = new(input);
}
class SUBFILE
{
public float unknown;
public int start;
public int sizeUncompressed;
public int sizeCompressed;
public int name;
}