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This commit is contained in:
Michael Hinrichs 2024-04-21 13:10:44 -05:00
commit d4d2a52252
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* text=auto

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BSD 3-Clause License
Copyright (c) 2024, MichaelHinrichs
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. Neither the name of the copyright holder nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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//Written for Ragnarok Online 2. https://store.steampowered.com/app/231060
using System.IO;
using System.IO.Compression;
using System.Collections.Generic;
namespace Ragnarok_Online_Extractor
{
class Program
{
static BinaryReader br;
static string path;
static void Main(string[] args)
{
br = new BinaryReader(File.OpenRead(args[0]));
if (new string(br.ReadChars(8)) != "VDISK1.1")
throw new System.Exception("Not a Ragnarok Online VDK file.");
path = Path.GetDirectoryName(args[0]) + "\\";
int unknown1 = br.ReadInt32();
int fileCount = br.ReadInt32();
int folderCount = br.ReadInt32();
int tableStart = br.ReadInt32() + 145;
int unknown2 = br.ReadInt32();
br.BaseStream.Position = tableStart;
List<TableEntry> table = Table();
foreach (TableEntry file in table)
{
br.BaseStream.Position = file.start;
Subfile(file.name);
}
}
static List<TableEntry> Table()
{
int count = br.ReadInt32();
List<TableEntry> table = new();
for (int i = 0; i < count; i++)
table.Add(new());
return table;
}
public class TableEntry
{
public string name = new string(br.ReadChars(260)).TrimEnd('\0');
public int start = br.ReadInt32();
}
static void Subfile(string fullName)
{
byte isFolder = br.ReadByte();
string name = new string(br.ReadChars(128)).TrimEnd('\0');
int sizeUncompressed = br.ReadInt32();
int sizeCompressed = br.ReadInt32();
int unknown1 = br.ReadInt32();
int end = br.ReadInt32();
Directory.CreateDirectory(path + Path.GetDirectoryName(fullName));//We already know the file path from table, so i don't need to understand the folder data.
if (isFolder == 1)//This should never happen if we go directly to the file data position given in table, which is good, because i don't understand it.
throw new System.Exception("Fuck!");
FileStream fs = File.Create(path + fullName);
if (sizeUncompressed == sizeCompressed)
{
BinaryWriter bw = new(fs);
bw.Write(br.ReadBytes(sizeUncompressed));
return;
}
br.ReadInt16();
using (var ds = new DeflateStream(new MemoryStream(br.ReadBytes(sizeCompressed)), CompressionMode.Decompress))
ds.CopyTo(fs);
}
}
}

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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net5.0</TargetFramework>
<RootNamespace>Ragnarok_Online_Extractor</RootNamespace>
</PropertyGroup>
</Project>

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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 16
VisualStudioVersion = 16.0.34407.143
MinimumVisualStudioVersion = 10.0.40219.1
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Ragnarok-Online-Extractor", "Ragnarok-Online-Extractor.csproj", "{4F5DD50B-1676-47E0-9236-11D1B2EE86EF}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{4F5DD50B-1676-47E0-9236-11D1B2EE86EF}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{4F5DD50B-1676-47E0-9236-11D1B2EE86EF}.Debug|Any CPU.Build.0 = Debug|Any CPU
{4F5DD50B-1676-47E0-9236-11D1B2EE86EF}.Release|Any CPU.ActiveCfg = Release|Any CPU
{4F5DD50B-1676-47E0-9236-11D1B2EE86EF}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {FB856C40-1A86-4370-BBB6-3A27D772FAFF}
EndGlobalSection
EndGlobal