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implemented Selene 'KCAP' archive format.

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This commit is contained in:
morkt 2015-03-11 16:37:51 +04:00
parent 520e7215ba
commit 7580d36414
11 changed files with 413 additions and 2 deletions
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8
ArcFormats/ArcFormats.csproj
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@ -70,6 +70,7 @@
<Compile Include="ArcGSP.cs" />
<Compile Include="ArcInnGrey.cs" />
<Compile Include="ArcINT.cs" />
<Compile Include="ArcKCAP.cs" />
<Compile Include="ArcKogado.cs" />
<Compile Include="ArcLST.cs" />
<Compile Include="ArcMajiro.cs" />
@ -145,6 +146,9 @@
<Compile Include="WidgetINT.xaml.cs">
<DependentUpon>WidgetINT.xaml</DependentUpon>
</Compile>
<Compile Include="WidgetKCAP.xaml.cs">
<DependentUpon>WidgetKCAP.xaml</DependentUpon>
</Compile>
<Compile Include="WidgetNPA.xaml.cs">
<DependentUpon>WidgetNPA.xaml</DependentUpon>
</Compile>
@ -224,6 +228,10 @@
<Generator>MSBuild:Compile</Generator>
<SubType>Designer</SubType>
</Page>
<Page Include="WidgetKCAP.xaml">
<SubType>Designer</SubType>
<Generator>MSBuild:Compile</Generator>
</Page>
<Page Include="WidgetNPA.xaml">
<SubType>Designer</SubType>
<Generator>MSBuild:Compile</Generator>

265
ArcFormats/ArcKCAP.cs Normal file
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@ -0,0 +1,265 @@
//! \file ArcKCAP.cs
//! \date Tue Mar 10 04:47:25 2015
//! \brief Selene resource archive implementation.
//
// Copyright (C) 2015 by morkt
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.Security.Cryptography;
using System.IO;
using GameRes.Utility;
using GameRes.Formats.Strings;
using GameRes.Formats.Properties;
namespace GameRes.Formats.Selene
{
public class SeleneArchive : ArcFile
{
public readonly byte[] KeyTable;
public SeleneArchive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, byte[] key)
: base (arc, impl, dir)
{
KeyTable = key;
}
}
internal class KcapEntry : Entry
{
public bool Encrypted;
}
public class KcapOptions : ResourceOptions
{
public string PassPhrase { get; set; }
}
[Export(typeof(ArchiveFormat))]
public class PackOpener : ArchiveFormat
{
public override string Tag { get { return "KCAP"; } }
public override string Description { get { return "Selene engine resource archive"; } }
public override uint Signature { get { return 0x5041434b; } } // 'KCAP'
public override bool IsHierarchic { get { return false; } }
public override bool CanCreate { get { return false; } }
static private string DefaultPassPhrase = "Selene.Default.Password";
public static readonly string[] KnownSchemes = new string[] {
arcStrings.KCAPDefault,
"Okaa-san ga Ippai!",
};
private static readonly string[] Keys = new string[] {
"", // default
"hahadata256pasyamada2zikan", // "Okaa-san ga Ippai!"
};
public PackOpener ()
{
Extensions = new string[] { "pack" };
}
public override ArcFile TryOpen (ArcView file)
{
int count = file.View.ReadInt32 (4);
if (count <= 0 || count > 0xfffff)
return null;
uint index_size = (uint)count * 0x54u;
if (index_size > file.View.Reserve (8, index_size))
return null;
long index_offset = 8;
var dir = new List<Entry> (count);
bool encrypted = false;
for (int i = 0; i < count; ++i)
{
string name = file.View.ReadString (index_offset, 0x40);
var entry = new KcapEntry
{
Name = name,
Type = FormatCatalog.Instance.GetTypeFromName (name),
Offset = file.View.ReadUInt32 (index_offset+0x48),
Size = file.View.ReadUInt32 (index_offset+0x4c),
Encrypted = 0 != file.View.ReadUInt32 (index_offset+0x50),
};
if (!entry.CheckPlacement (file.MaxOffset))
return null;
encrypted = encrypted || entry.Encrypted;
dir.Add (entry);
index_offset += 0x54;
}
if (!encrypted)
return new ArcFile (file, this, dir);
var options = Query<KcapOptions> (arcStrings.ArcEncryptedNotice);
var key = CreateKeyTable (options.PassPhrase);
return new SeleneArchive (file, this, dir, key);
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
var input = arc.File.CreateStream (entry.Offset, entry.Size);
var kpa = arc as SeleneArchive;
var kpe = entry as KcapEntry;
if (null == kpa || null == kpe || !kpe.Encrypted)
return input;
return new CryptoStream (input, new KcapTransform(kpa.KeyTable), CryptoStreamMode.Read);
}
public static string GetPassPhrase (string title)
{
System.Diagnostics.Debug.Assert (KnownSchemes.Length == Keys.Length,
"Number of known encryptions schemes does not match available pass phrases.");
var index = Array.IndexOf (KnownSchemes, title);
if (index != -1)
return Keys[index];
else
return "";
}
public override object GetAccessWidget ()
{
return new GUI.WidgetKCAP();
}
public override ResourceOptions GetDefaultOptions ()
{
return new KcapOptions {
PassPhrase = Settings.Default.KCAPPassPhrase,
};
}
static private byte[] CreateKeyTable (string pass) // (void *this, byte *a2)
{
if (pass.Length < 8)
pass = DefaultPassPhrase;
int pass_len = pass.Length;
int hash = PasskeyHash (pass); // sub_100E0390
var hash_table = new KeyTableGenerator (hash);
// hash_table.Init (hash); // sub_100E0680
byte[] table = new byte[0x10000];
for (int i = 0; i < table.Length; ++i)
{
int key = hash_table.Permutate(); // sub_100E06D0
table[i] = (byte)((byte)pass[i % pass_len] ^ (key >> 16));
}
return table;
}
static int PasskeyHash (string pass) // sub_100E0390(int a1, unsigned int a2)
{
int hash = -1; // eax@1
if (0 == pass.Length)
return ~hash;
for (int i = 0; i < pass.Length; ++i) // ecx@1
{
hash = (byte)pass[i] ^ hash; // eax@2
for (int j = 0; j < 8; ++j)
hash = (int)(((uint)hash >> 1) ^ (0 != (hash & 1) ? 0xEDB88320u : 0u));
}
return ~hash;
}
internal class KeyTableGenerator
{
private int[] m_table = new int[0x270];
private int m_pos;
public KeyTableGenerator (int first = 0)
{
Init (first);
}
public void Init (int first)
{
m_table[0] = first;
for (int i = 1; i < 0x270; ++i)
m_table[i] = i + 0x6C078965 * (m_table[i-1] ^ (m_table[i-1] >> 30));
m_pos = 0x270;
}
private static int[] v14 = new int[2] { 0, -1727483681 }; // [sp+4h] [bp-4h]@1
public int Permutate () // sub_100E06D0
{
if (m_pos >= 0x270)
{
for (int i = 0; i < 0xe3; ++i)
{
int v5 = m_table[i] ^ m_table[i+1];
m_table[i] = m_table[i+0x18d] ^ v14[(m_table[i] ^ (byte)v5) & 1] ^ ((m_table[i] ^ v5 & 0x7FFFFFFF) >> 1);
}
for (int i = 0; i < 0x18c; ++i)
{
int v6 = i + 0xe3;
int v8 = m_table[v6] ^ m_table[v6+1];
m_table[v6] = m_table[i] ^ v14[(m_table[v6] ^ (byte)v8) & 1] ^ ((m_table[v6] ^ v8 & 0x7FFFFFFF) >> 1);
}
int v9 = m_table[0x26f] ^ (m_table[0] ^ m_table[0x26f]) & 0x7FFFFFFF;
m_table[0x26f] = (v9 >> 1) ^ m_table[0x18c] ^ v14[v9 & 1];
m_pos = 0;
}
int v11 = m_table[m_pos++]; // edx@7
int v12 = (int)((((((((v11 >> 11) ^ v11) & 0xFF3A58AD) << 7) ^ (v11 >> 11) ^ v11) & 0xFFFFDF8C) << 15) ^ ((((v11 >> 11) ^ v11) & 0xFF3A58AD) << 7) ^ (v11 >> 11) ^ v11); // edx@7
return v12 ^ (v12 >> 18);
}
}
internal class KcapTransform : ICryptoTransform
{
private readonly byte[] KeyTable;
public bool CanReuseTransform { get { return true; } }
public bool CanTransformMultipleBlocks { get { return true; } }
public int InputBlockSize { get { return KeyTable.Length; } }
public int OutputBlockSize { get { return KeyTable.Length; } }
public KcapTransform (byte[] key_table)
{
KeyTable = key_table;
}
public int TransformBlock (byte[] inputBuffer, int inputOffset, int inputCount,
byte[] outputBuffer, int outputOffset)
{
for (int i = 0; i < inputCount; ++i)
{
outputBuffer[outputOffset++] = (byte)(inputBuffer[inputOffset+i]^KeyTable[i]);
}
return inputCount;
}
public byte[] TransformFinalBlock (byte[] inputBuffer, int inputOffset, int inputCount)
{
byte[] outputBuffer = new byte[inputCount];
TransformBlock (inputBuffer, inputOffset, inputCount, outputBuffer, 0);
return outputBuffer;
}
public void Dispose ()
{
System.GC.SuppressFinalize (this);
}
}
}
}

4
ArcFormats/Properties/AssemblyInfo.cs
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@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
// You can specify all the values or you can default the Build and Revision Numbers
// by using the '*' as shown below:
// [assembly: AssemblyVersion("1.0.*")]
[assembly: AssemblyVersion ("1.0.3.26")]
[assembly: AssemblyFileVersion ("1.0.3.26")]
[assembly: AssemblyVersion ("1.0.3.28")]
[assembly: AssemblyFileVersion ("1.0.3.28")]

24
ArcFormats/Properties/Settings.Designer.cs generated
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@ -249,5 +249,29 @@ namespace GameRes.Formats.Properties {
this["WARCNameLength"] = value;
}
}
[global::System.Configuration.UserScopedSettingAttribute()]
[global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
[global::System.Configuration.DefaultSettingValueAttribute("")]
public string KCAPPassPhrase {
get {
return ((string)(this["KCAPPassPhrase"]));
}
set {
this["KCAPPassPhrase"] = value;
}
}
[global::System.Configuration.UserScopedSettingAttribute()]
[global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
[global::System.Configuration.DefaultSettingValueAttribute("")]
public string KCAPScheme {
get {
return ((string)(this["KCAPScheme"]));
}
set {
this["KCAPScheme"] = value;
}
}
}
}

6
ArcFormats/Properties/Settings.settings
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@ -59,5 +59,11 @@
<Setting Name="WARCNameLength" Type="System.Int32" Scope="User">
<Value Profile="(Default)">8</Value>
</Setting>
<Setting Name="KCAPPassPhrase" Type="System.String" Scope="User">
<Value Profile="(Default)" />
</Setting>
<Setting Name="KCAPScheme" Type="System.String" Scope="User">
<Value Profile="(Default)" />
</Setting>
</Settings>
</SettingsFile>

27
ArcFormats/Strings/arcStrings.Designer.cs generated
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@ -216,6 +216,15 @@ namespace GameRes.Formats.Strings {
}
}
/// <summary>
/// Looks up a localized string similar to Default.
/// </summary>
public static string KCAPDefault {
get {
return ResourceManager.GetString("KCAPDefault", resourceCulture);
}
}
/// <summary>
/// Looks up a localized string similar to Kogado game engine resource archive.
/// </summary>
@ -225,6 +234,24 @@ namespace GameRes.Formats.Strings {
}
}
/// <summary>
/// Looks up a localized string similar to Passphrase.
/// </summary>
public static string LabelPassphrase {
get {
return ResourceManager.GetString("LabelPassphrase", resourceCulture);
}
}
/// <summary>
/// Looks up a localized string similar to Scheme.
/// </summary>
public static string LabelScheme {
get {
return ResourceManager.GetString("LabelScheme", resourceCulture);
}
}
/// <summary>
/// Looks up a localized string similar to Liar-soft image archive.
/// </summary>

9
ArcFormats/Strings/arcStrings.resx
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@ -171,9 +171,18 @@ Choose appropriate encryption scheme.</value>
Enter archive encryption key or choose
predefined encryption scheme.</value>
</data>
<data name="KCAPDefault" xml:space="preserve">
<value>Default</value>
</data>
<data name="KogadoDescription" xml:space="preserve">
<value>Kogado game engine resource archive</value>
</data>
<data name="LabelPassphrase" xml:space="preserve">
<value>Passphrase</value>
</data>
<data name="LabelScheme" xml:space="preserve">
<value>Scheme</value>
</data>
<data name="LWGDescription" xml:space="preserve">
<value>Liar-soft image archive</value>
</data>

9
ArcFormats/Strings/arcStrings.ru-RU.resx
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@ -159,6 +159,15 @@
Введите ключ шифрования или выберите
один из предопределённых вариантов.</value>
</data>
<data name="KCAPDefault" xml:space="preserve">
<value>Неизвестно</value>
</data>
<data name="LabelPassphrase" xml:space="preserve">
<value>Пароль</value>
</data>
<data name="LabelScheme" xml:space="preserve">
<value>Вариант</value>
</data>
<data name="MsgAddingFile" xml:space="preserve">
<value>Добавляется файл</value>
</data>

27
ArcFormats/WidgetKCAP.xaml Normal file
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@ -0,0 +1,27 @@
<Grid x:Class="GameRes.Formats.GUI.WidgetKCAP"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:s="clr-namespace:GameRes.Formats.Strings"
xmlns:p="clr-namespace:GameRes.Formats.Properties"
xmlns:fmt="clr-namespace:GameRes.Formats.Selene"
xmlns:local="clr-namespace:GameRes.Formats.GUI"
MaxWidth="260">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="Auto"/>
<ColumnDefinition MinWidth="130" Width="*"/>
</Grid.ColumnDefinitions>
<Grid.RowDefinitions>
<RowDefinition/>
<RowDefinition/>
</Grid.RowDefinitions>
<Label Content="{x:Static s:arcStrings.LabelPassphrase}" Target="{Binding ElementName=Passphrase}"
Grid.Column="0" Grid.Row="0" HorizontalAlignment="Right"/>
<TextBox Name="Passphrase" Grid.Column="1" Grid.Row="0" Margin="0,0,0,3"
Text="{Binding Source={x:Static p:Settings.Default}, Path=KCAPPassPhrase, Mode=TwoWay}"
Width="{Binding ElementName=EncScheme, Path=ActualWidth}"/>
<Label Content="{x:Static s:arcStrings.LabelScheme}" Target="{Binding ElementName=EncScheme}"
Grid.Column="0" Grid.Row="2" HorizontalAlignment="Right"/>
<ComboBox Name="EncScheme" Grid.Column="1" Grid.Row="2" Margin="0,3,0,0"
ItemsSource="{Binding Source={x:Static fmt:PackOpener.KnownSchemes}, Mode=OneWay}"
SelectedValue="{Binding Source={x:Static p:Settings.Default}, Path=KCAPScheme, Mode=TwoWay}" />
</Grid>

30
ArcFormats/WidgetKCAP.xaml.cs Normal file
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@ -0,0 +1,30 @@
using System.Windows;
using System.Windows.Controls;
using GameRes.Formats.Properties;
using GameRes.Formats.Selene;
namespace GameRes.Formats.GUI
{
/// <summary>
/// Interaction logic for WidgetKCAP.xaml
/// </summary>
public partial class WidgetKCAP : Grid
{
public WidgetKCAP ()
{
InitializeComponent ();
EncScheme.SelectionChanged += OnSchemeChanged;
if (null == EncScheme.SelectedItem)
EncScheme.SelectedIndex = 0;
}
void OnSchemeChanged (object sender, SelectionChangedEventArgs e)
{
var widget = sender as ComboBox;
var pass = PackOpener.GetPassPhrase (widget.SelectedItem as string);
Passphrase.Text = pass;
Settings.Default.KCAPPassPhrase = pass;
}
}
}

6
ArcFormats/app.config
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@ -61,6 +61,12 @@
<setting name="WARCNameLength" serializeAs="String">
<value>8</value>
</setting>
<setting name="KCAPPassPhrase" serializeAs="String">
<value />
</setting>
<setting name="KCAPScheme" serializeAs="String">
<value />
</setting>
</GameRes.Formats.Properties.Settings>
</userSettings>
<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/></startup></configuration>