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implemented PCF archives and GBC images.

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morkt 2016-10-07 04:34:55 +04:00
parent d0fe166083
commit 122cfc7b91
8 changed files with 1621 additions and 0 deletions
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7
ArcFormats/ArcFormats.csproj
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@ -81,6 +81,7 @@
<DependentUpon>WidgetAGS.xaml</DependentUpon> <DependentUpon>WidgetAGS.xaml</DependentUpon>
</Compile> </Compile>
<Compile Include="Ankh\ArcGRP.cs" /> <Compile Include="Ankh\ArcGRP.cs" />
<Compile Include="Ankh\AudioPCM.cs" />
<Compile Include="Aoi\ImageAGF.cs" /> <Compile Include="Aoi\ImageAGF.cs" />
<Compile Include="ArcARCX.cs" /> <Compile Include="ArcARCX.cs" />
<Compile Include="ArcCG.cs" /> <Compile Include="ArcCG.cs" />
@ -197,6 +198,12 @@
<Compile Include="NScripter\ArcNS2.cs" /> <Compile Include="NScripter\ArcNS2.cs" />
<Compile Include="Patisserie\ArcBIN.cs" /> <Compile Include="Patisserie\ArcBIN.cs" />
<Compile Include="Patisserie\ArcRAW.cs" /> <Compile Include="Patisserie\ArcRAW.cs" />
<Compile Include="Primel\ArcPCF.cs" />
<Compile Include="Primel\Compression.cs" />
<Compile Include="Primel\Encryption.cs" />
<Compile Include="Primel\ImageGBC.cs" />
<Compile Include="Primel\RC6.cs" />
<Compile Include="Primel\SHA256.cs" />
<Compile Include="RealLive\ArcG00.cs" /> <Compile Include="RealLive\ArcG00.cs" />
<Compile Include="RealLive\ArcOVK.cs" /> <Compile Include="RealLive\ArcOVK.cs" />
<Compile Include="RealLive\AudioNWA.cs" /> <Compile Include="RealLive\AudioNWA.cs" />

183
ArcFormats/Primel/ArcPCF.cs Normal file
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//! \file ArcPCF.cs
//! \date Fri Sep 30 10:37:28 2016
//! \brief Primel the Adventure System resource archive.
//
// Copyright (C) 2016 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.IO;
using System.Linq;
using System.Security.Cryptography;
using GameRes.Utility;
namespace GameRes.Formats.Primel
{
internal class PcfEntry : PackedEntry
{
public uint Flags;
public IEnumerable<byte> Key;
}
[Export(typeof(ArchiveFormat))]
public class PcfOpener : ArchiveFormat
{
public override string Tag { get { return "PCF"; } }
public override string Description { get { return "Primel ADV System resource archive"; } }
public override uint Signature { get { return 0x6B636150; } } // 'Pack'
public override bool IsHierarchic { get { return true; } }
public override bool CanCreate { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
if (!file.View.AsciiEqual (4, "Code"))
return null;
int count = file.View.ReadInt32 (8);
if (!IsSaneCount (count))
return null;
long data_size = file.View.ReadInt64 (0x10);
long index_offset = file.View.ReadInt64 (0x28);
if (data_size >= file.MaxOffset || index_offset >= file.MaxOffset)
return null;
uint index_size = file.View.ReadUInt32 (0x30);
uint flags = file.View.ReadUInt32 (0x38);
var key = file.View.ReadBytes (0x58, 8);
long base_offset = file.MaxOffset - data_size;
using (var stream = file.CreateStream (base_offset + index_offset, index_size))
using (var index = ReadFile (stream, key, flags))
{
var buffer = new byte[0x80];
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
if (buffer.Length != index.Read (buffer, 0, buffer.Length))
break;
var name = Binary.GetCString (buffer, 0, 0x50);
var entry = FormatCatalog.Instance.Create<PcfEntry> (name);
entry.Offset = LittleEndian.ToInt64 (buffer, 0x50) + base_offset;
entry.UnpackedSize = LittleEndian.ToUInt32 (buffer, 0x58);
entry.Size = LittleEndian.ToUInt32 (buffer, 0x60);
if (!entry.CheckPlacement (file.MaxOffset))
return null;
entry.Flags = LittleEndian.ToUInt32 (buffer, 0x68);
entry.Key = new ArraySegment<byte> (buffer, 0x78, 8).ToArray();
entry.IsPacked = entry.UnpackedSize != entry.Size;
dir.Add (entry);
}
return new ArcFile (file, this, dir);
}
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
var pent = entry as PcfEntry;
if (null == pent)
return base.OpenEntry (arc, entry);
Stream input = arc.File.CreateStream (entry.Offset, entry.Size);
try
{
input = ReadFile (input, pent.Key, pent.Flags);
if (pent.IsPacked)
input = new LimitStream (input, pent.UnpackedSize);
return input;
}
catch
{
input.Dispose();
throw;
}
}
Stream ReadFile (Stream input, IEnumerable<byte> key, uint flags)
{
var key1 = GenerateKey (key);
var iv = GenerateKey (key1);
ICryptoTransform decryptor;
switch (flags & 0xF0000)
{
case 0x10000:
decryptor = new Primel1Encyption (key1, iv);
break;
case 0x20000:
decryptor = new Primel2Encyption (key1, iv);
break;
case 0x30000:
decryptor = new Primel3Encyption (key1, iv);
break;
case 0x80000: // RC6
decryptor = new GameRes.Cryptography.RC6 (key1, iv);
break;
case 0xA0000: // AES
using (var aes = Rijndael.Create())
{
aes.Mode = CipherMode.CFB;
aes.Padding = PaddingMode.Zeros;
decryptor = aes.CreateDecryptor (key1, iv);
}
break;
default: // not encrypted
return input;
}
input = new CryptoStream (input, decryptor, CryptoStreamMode.Read);
try
{
if (0 != (flags & 0xFF))
{
input = new RangePackedStream (input);
}
switch (flags & 0xF00)
{
case 0x400:
input = new RlePackedStream (input);
input = new MtfPackedStream (input);
break;
case 0x700:
input = new LzssPackedStream (input);
break;
}
return input;
}
catch
{
input.Dispose();
throw;
}
}
byte[] GenerateKey (IEnumerable<byte> seed)
{
var sha = new Primel.SHA256();
var hash = sha.ComputeHash (seed.ToArray());
var key = new byte[0x10];
for (int i = 0; i < hash.Length; ++i)
{
key[i & 0xF] ^= hash[i];
}
return key;
}
}
}

398
ArcFormats/Primel/Compression.cs Normal file
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@ -0,0 +1,398 @@
//! \file Compression.cs
//! \date Mon Oct 03 12:55:45 2016
//! \brief Primel Adventure System compression classes.
//
// Copyright (C) 2016 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.IO;
using System.Linq;
using GameRes.Utility;
namespace GameRes.Formats.Primel
{
internal abstract class PackedStream : InputProxyStream
{
private IEnumerator<int> m_unpacker;
private bool m_eof;
private byte[] m_buffer;
private int m_offset;
private int m_count;
protected PackedStream (Stream input) : base (input)
{
m_eof = false;
}
protected bool YieldByte (byte c)
{
m_buffer[m_offset++] = c;
return --m_count <= 0;
}
protected int YieldOffset { get { return m_offset; } }
public override bool CanSeek { get { return false; } }
public override long Length { get { throw new NotSupportedException(); } }
public override long Position
{
get { throw new NotSupportedException(); }
set { throw new NotSupportedException(); }
}
public override long Seek (long offset, SeekOrigin origin)
{
throw new NotSupportedException();
}
public override int Read (byte[] buffer, int offset, int count)
{
if (m_eof || 0 == count)
return 0;
m_buffer = buffer;
m_offset = offset;
m_count = count;
if (null == m_unpacker)
m_unpacker = Unpack();
m_eof = !m_unpacker.MoveNext();
return m_offset - offset;
}
protected abstract IEnumerator<int> Unpack ();
#region IDisposable Members
bool m_disposed = false;
protected override void Dispose (bool disposing)
{
if (!m_disposed)
{
if (null != m_unpacker)
m_unpacker.Dispose();
m_disposed = true;
base.Dispose (disposing);
}
}
#endregion
}
internal class LzssPackedStream : PackedStream
{
public LzssPackedStream (Stream input) : base (input)
{
}
protected override IEnumerator<int> Unpack ()
{
int unpacked_size, frame_size;
using (var reader = new ArcView.Reader (BaseStream))
{
unpacked_size = reader.ReadInt32();
frame_size = 2 << reader.ReadUInt16();
}
var frame = new byte[frame_size];
int frame_pos = 0;
int dst = 0;
int bits = 2;
while (dst < unpacked_size)
{
bits >>= 1;
if (1 == bits)
{
bits = BaseStream.ReadByte();
if (-1 == bits)
yield break;
bits |= 0x100;
}
int c = BaseStream.ReadByte();
if (-1 == c)
yield break;
if (0 != (bits & 1))
{
if (YieldByte ((byte)c))
yield return YieldOffset;
frame[frame_pos++ % frame_size] = (byte)c;
++dst;
}
else
{
int p = c | BaseStream.ReadByte() << 8;
int count = BaseStream.ReadByte();
if (-1 == count)
yield break;
count += 4;
p = frame_pos - p;
if (p < 0)
p += frame_size;
while (count --> 0)
{
byte b = frame[p++ % frame_size];
if (YieldByte (b))
yield return YieldOffset;
frame[frame_pos++ % frame_size] = b;
++dst;
}
}
}
}
}
internal class RlePackedStream : PackedStream
{
public RlePackedStream (Stream input) : base (input)
{
}
protected override IEnumerator<int> Unpack ()
{
int unpacked_size;
using (var reader = new ArcView.Reader (BaseStream))
unpacked_size = reader.ReadInt32();
int dst = 0;
int prev_byte = BaseStream.ReadByte();
while (dst+1 < unpacked_size)
{
int b = BaseStream.ReadByte();
if (-1 == b)
break;
if (b == prev_byte)
{
int count = BaseStream.ReadByte();
if (-1 == count)
break;
count += 2;
while (count --> 0)
{
if (YieldByte ((byte)b))
yield return YieldOffset;
++dst;
}
b = BaseStream.ReadByte();
}
else
{
if (YieldByte ((byte)prev_byte))
yield return YieldOffset;
++dst;
}
prev_byte = b;
}
if (dst < unpacked_size && prev_byte != -1)
{
YieldByte ((byte)prev_byte);
}
}
}
internal class RangePackedStream : PackedStream
{
public RangePackedStream (Stream input) : base (input)
{
}
protected override IEnumerator<int> Unpack ()
{
var freq = new ushort[0x100];
var table2 = new byte[0xFFFF00];
var table3 = new uint[0x100];
var table4 = new uint[0x100];
using (var reader = new ArcView.Reader (BaseStream))
{
for (;;)
{
int chunk_len = reader.ReadInt32();
byte ctl = reader.ReadByte();
for (int i = 0; i < 0x100; ++i)
freq[i] = 0;
switch (ctl & 0x1F)
{
case 1:
int count = reader.ReadByte();
while (count --> 0)
{
byte i = reader.ReadByte();
byte b = reader.ReadByte();
if (0 != (b & 0x80))
freq[i] = (ushort)(b & 0x7F);
else
freq[i] = (ushort)((reader.ReadByte() << 7) | b);
}
break;
case 2:
for (int i = 0; i < 256; i++)
{
byte b = reader.ReadByte();
if (0 != (b & 0x80))
freq[i] = (ushort)(b & 0x7F);
else
freq[i] = (ushort)((reader.ReadByte() << 7) | b);
}
break;
}
uint f = 0;
for (int i = 0; i < 0x100; i++)
{
table3[i] = f;
table4[i] = freq[i];
for (int j = freq[i]; j > 0; --j)
table2[f++] = (byte)i;
}
uint range = 0xC0000000;
uint high = Binary.BigEndian (reader.ReadUInt32());
for (int i = 0; i < chunk_len; i++)
{
uint index = high / (range >> 12);
byte c = table2[index];
if (YieldByte (c))
yield return YieldOffset;
high -= (range >> 12) * table3[c];
range = (range >> 12) * table4[c];
while (0 == (range & 0xFF000000))
{
high = (high << 8) | reader.ReadByte();
range <<= 8;
}
}
if (0 == (ctl & 0x80))
break;
}
}
}
}
internal class MtfPackedStream : PackedStream
{
public MtfPackedStream (Stream input) : base (input)
{
}
protected override IEnumerator<int> Unpack ()
{
int start_index;
using (var reader = new ArcView.Reader (BaseStream))
start_index = reader.ReadInt32();
byte[] table1 = Enumerable.Range (0, 256).Select (x => (byte)x).ToArray();
var input = new List<byte>();
for (int i = 0; ; ++i)
{
int b = BaseStream.ReadByte();
if (-1 == b)
break;
byte c = table1[b];
byte prev = table1[0];
if (prev != c)
{
for (int j = 1; ; ++j)
{
byte t = table1[j];
table1[j] = prev;
prev = t;
if (t == c) break;
}
table1[0] = c;
}
input.Add (c);
}
int input_length = input.Count;
var table2 = new int[256];
for (int i = 0; i < input_length; ++i)
table2[input[i]]++;
int l = input_length;
for (int i = 255; i >= 0; --i)
{
l -= table2[i];
table2[i] = l;
}
var order = new int[input_length];
for (int i = 0; i < input_length; ++i)
order[table2[input[i]]++] = i;
int index = start_index;
for (;;) // XXX stream is endless, should be wrapped into LimitStream
{
index = order[index];
if (YieldByte (input[index]))
yield return YieldOffset;
}
}
}
internal class LimitStream : InputProxyStream
{
bool m_can_seek;
long m_position;
long m_last;
public LimitStream (Stream input, long last, bool leave_open = false) : base (input, leave_open)
{
m_can_seek = input.CanSeek;
m_position = 0;
m_last = last;
}
public override bool CanSeek { get { return m_can_seek; } }
public override long Length { get { return m_last; } }
public override int Read (byte[] buffer, int offset, int count)
{
if (m_can_seek)
m_position = Position;
if (m_position >= m_last)
return 0;
count = (int)Math.Min (count, m_last - m_position);
int read = BaseStream.Read (buffer, offset, count);
m_position += read;
return read;
}
public override int ReadByte ()
{
if (m_can_seek)
m_position = Position;
if (m_position >= m_last)
return -1;
int b = BaseStream.ReadByte();
if (-1 != b)
++m_position;
return b;
}
}
}

510
ArcFormats/Primel/Encryption.cs Normal file
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@ -0,0 +1,510 @@
//! \file Encryption.cs
//! \date Sat Oct 01 22:25:09 2016
//! \brief Encryption used in Primel the Adventure System.
//
// Copyright (C) 2016 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.Security.Cryptography;
using System.Linq;
using GameRes.Utility;
namespace GameRes.Formats.Primel
{
internal abstract class PrimelEncyptionBase : ICryptoTransform
{
internal const int BlockSize = 16;
public bool CanTransformMultipleBlocks { get { return true; } }
public bool CanReuseTransform { get { return false; } }
public int InputBlockSize { get { return BlockSize; } }
public int OutputBlockSize { get { return BlockSize; } }
#region Static tables
internal static readonly uint[] DefaultKey = {
0x243F6A89, 0xB7E15163, 0x9E3779B9, 0x6F2DEC55,
0x6A09E668, 0xBB67AE86, 0xB504F334, 0x93CD3A2D,
};
internal static readonly byte[,] CodeTable = new byte[4,256] {
{
0x29, 0x4e, 0xf8, 0x6c, 0x4d, 0xd1, 0x52, 0x5b, 0x2f, 0x4b, 0xe5, 0x0a, 0xa4, 0xbb, 0xf7, 0xdf,
0x9f, 0x8c, 0x27, 0xb9, 0x25, 0xfd, 0x07, 0x4a, 0x7c, 0x81, 0x10, 0x26, 0x46, 0x11, 0xa3, 0xdb,
0x39, 0x08, 0x55, 0x36, 0x96, 0xc4, 0x5c, 0xfe, 0x2e, 0x66, 0xa6, 0x74, 0x45, 0x60, 0xf3, 0x83,
0x72, 0x3f, 0xc5, 0x99, 0x0d, 0x16, 0x3d, 0x6d, 0x5d, 0x57, 0xae, 0x35, 0xde, 0x8e, 0xa0, 0x41,
0x8b, 0x34, 0xd7, 0xe3, 0xbe, 0x33, 0xb0, 0x44, 0xeb, 0xec, 0xff, 0x91, 0x6e, 0x85, 0x9d, 0x12,
0xaf, 0x8d, 0xe9, 0xba, 0x1c, 0x05, 0xee, 0x3a, 0x03, 0xfa, 0x7b, 0x23, 0xd4, 0x8a, 0xd9, 0x67,
0xca, 0x97, 0x02, 0x70, 0xd8, 0xfc, 0xe4, 0x78, 0x73, 0x19, 0x5e, 0x77, 0x59, 0x69, 0xe0, 0xd6,
0x14, 0x37, 0x00, 0x6b, 0x13, 0x17, 0x0f, 0x49, 0xaa, 0x22, 0x89, 0xe1, 0x7a, 0xad, 0x6a, 0x30,
0x2b, 0xb4, 0xfb, 0xb6, 0x88, 0xf0, 0x7e, 0xa1, 0x18, 0xe7, 0xd2, 0x3c, 0x9a, 0x84, 0xa7, 0x54,
0x40, 0x64, 0x90, 0x9b, 0x3e, 0x6f, 0xcf, 0x80, 0xf4, 0x93, 0x75, 0x1b, 0x51, 0xd3, 0x79, 0xe2,
0x42, 0x15, 0xe8, 0xb3, 0x0b, 0x9e, 0x31, 0xda, 0xac, 0x50, 0x7d, 0x87, 0xea, 0xdd, 0x04, 0x56,
0xc9, 0x28, 0x1e, 0x94, 0x63, 0x47, 0x8f, 0xc6, 0x1a, 0xc7, 0xf1, 0xf2, 0x71, 0xce, 0x1d, 0x53,
0x06, 0x0c, 0xdc, 0x82, 0x48, 0xbc, 0xcb, 0xa2, 0xab, 0x4f, 0x98, 0xb2, 0xcd, 0x1f, 0xa8, 0x3b,
0xef, 0xf5, 0x58, 0x20, 0xb8, 0xc0, 0xc1, 0x21, 0x2c, 0x86, 0x32, 0xa9, 0x2d, 0xc3, 0xbd, 0x62,
0xb7, 0x76, 0x95, 0xd5, 0x9c, 0x68, 0xe6, 0x92, 0x2a, 0xc8, 0x43, 0x4c, 0x0e, 0x7f, 0x01, 0x5f,
0xd0, 0x38, 0x65, 0x61, 0x24, 0xb1, 0xf6, 0xcc, 0xbf, 0xc2, 0x5a, 0x09, 0xb5, 0xed, 0xa5, 0xf9,
},
{
0xc5, 0xe6, 0xf6, 0x06, 0x9b, 0x77, 0xb8, 0x61, 0x95, 0x14, 0x6c, 0x01, 0xe5, 0xc8, 0xd3, 0x20,
0xfe, 0x73, 0xec, 0x3b, 0xcb, 0x07, 0xa3, 0x28, 0xde, 0x99, 0x2a, 0xc0, 0x90, 0x42, 0x10, 0x0a,
0x19, 0x16, 0xcc, 0xc3, 0x92, 0x86, 0x4b, 0x80, 0xc1, 0xae, 0xd1, 0x9f, 0x2f, 0x41, 0xe9, 0x63,
0x6e, 0x22, 0x55, 0x9c, 0x5d, 0x81, 0xa2, 0xb4, 0x0d, 0xa0, 0x4a, 0xdd, 0xd8, 0x54, 0x39, 0xfd,
0x8f, 0x49, 0xdc, 0x6d, 0x1e, 0x36, 0x02, 0xb3, 0x52, 0x85, 0x21, 0xe1, 0xdb, 0xe3, 0x23, 0x33,
0x00, 0x12, 0x04, 0x7f, 0x98, 0x79, 0xc6, 0x60, 0x8e, 0x03, 0x3c, 0x1c, 0xfb, 0x09, 0x6f, 0xad,
0x6b, 0xbb, 0x18, 0x3a, 0xbc, 0xf8, 0x3d, 0x9e, 0x9d, 0x26, 0xda, 0xff, 0xaf, 0xa5, 0xaa, 0x3f,
0x5b, 0x71, 0xa1, 0x70, 0xee, 0x4f, 0x68, 0xb0, 0x13, 0xd5, 0x87, 0x4d, 0x35, 0xf5, 0xa8, 0x17,
0xd4, 0xf1, 0x40, 0x57, 0x59, 0x1a, 0x93, 0x47, 0xbf, 0x05, 0x67, 0x8c, 0x1b, 0x69, 0x25, 0xc9,
0xbe, 0x5c, 0xea, 0x74, 0xc4, 0x2d, 0x38, 0xce, 0x5a, 0xe4, 0x94, 0x30, 0xc7, 0x65, 0x5f, 0x64,
0x7e, 0xe7, 0xd7, 0x8a, 0x0c, 0x2e, 0x9a, 0x82, 0xcf, 0x2b, 0x62, 0xf3, 0xb7, 0xcd, 0x3e, 0xf4,
0xbd, 0x83, 0xac, 0x0b, 0x7b, 0x45, 0xf9, 0x75, 0x32, 0xa4, 0x50, 0x58, 0xca, 0x78, 0xf7, 0xb6,
0x84, 0x51, 0x31, 0xab, 0x56, 0x11, 0x72, 0x76, 0xd9, 0x29, 0x43, 0x15, 0x4c, 0xe2, 0xe0, 0x4e,
0x89, 0x7a, 0xfa, 0x44, 0x6a, 0x91, 0xba, 0xb9, 0x7d, 0x2c, 0x46, 0x8b, 0xb1, 0x66, 0xdf, 0x08,
0x8d, 0xd6, 0xef, 0xd0, 0xb5, 0xa9, 0xeb, 0xfc, 0xed, 0x88, 0x7c, 0xf0, 0x27, 0x53, 0xe8, 0x96,
0x24, 0x5e, 0xd2, 0x1d, 0x0e, 0x48, 0x34, 0xa7, 0x1f, 0xc2, 0x0f, 0x37, 0xf2, 0xa6, 0xb2, 0x97,
},
{
0xe7, 0xf2, 0x6f, 0xcd, 0x4b, 0x52, 0xbc, 0x8b, 0xd1, 0x14, 0x68, 0xac, 0xd2, 0x92, 0x9f, 0x78,
0x4f, 0x59, 0x47, 0x15, 0x02, 0x79, 0x53, 0x93, 0x8d, 0x94, 0x03, 0x9e, 0x3e, 0x72, 0x19, 0x48,
0x89, 0x0f, 0x27, 0xd7, 0xe6, 0xaf, 0x91, 0x39, 0x9b, 0x44, 0xa8, 0xfe, 0x18, 0xa5, 0x8c, 0x42,
0x7c, 0x74, 0xea, 0x9c, 0x97, 0xe9, 0xdf, 0x65, 0x2e, 0xfb, 0xd6, 0xda, 0x5d, 0x49, 0x9d, 0x04,
0x81, 0xb2, 0xe4, 0x6c, 0x8f, 0xf7, 0x4d, 0x85, 0xa9, 0xb5, 0xce, 0xbf, 0xbe, 0xe3, 0x50, 0x21,
0x54, 0x46, 0xb6, 0x16, 0xef, 0x1e, 0x08, 0xcc, 0x6b, 0x35, 0xab, 0x7b, 0xc7, 0xa1, 0xc5, 0x90,
0x20, 0x63, 0x55, 0x1c, 0xc3, 0xb8, 0x3c, 0x3a, 0x29, 0xd5, 0x0b, 0x41, 0x5c, 0xc0, 0x57, 0x05,
0x0c, 0x0a, 0x4e, 0xa2, 0xfd, 0x28, 0x9a, 0x70, 0xdc, 0x51, 0x2a, 0xb4, 0x8e, 0x7e, 0x34, 0x10,
0xc1, 0x25, 0x4c, 0xe2, 0x6e, 0x84, 0x1d, 0x61, 0x17, 0xb3, 0x6d, 0xc2, 0x43, 0xeb, 0x24, 0x83,
0xff, 0x1b, 0x76, 0xae, 0x67, 0x87, 0x5a, 0x69, 0x58, 0xcb, 0x32, 0xdd, 0x26, 0x3f, 0x96, 0x5f,
0x82, 0x5e, 0x01, 0x7a, 0x2d, 0xf9, 0xf5, 0xf0, 0xad, 0x37, 0x45, 0xf8, 0x31, 0x38, 0x88, 0x75,
0x36, 0x7f, 0x64, 0x5b, 0x1a, 0xbd, 0xe0, 0xfa, 0x11, 0xb9, 0x33, 0xa3, 0x6a, 0x23, 0xf6, 0xdb,
0x66, 0x71, 0xf3, 0x77, 0x1f, 0xcf, 0x22, 0x3b, 0xe8, 0xec, 0x95, 0x98, 0x99, 0xd3, 0xca, 0x40,
0xb1, 0x30, 0x12, 0x3d, 0xa7, 0x06, 0x0d, 0xbb, 0xed, 0x07, 0xd4, 0xc4, 0x7d, 0xf1, 0xe1, 0xa4,
0x13, 0xa0, 0xde, 0x80, 0xc6, 0x2c, 0xba, 0x0e, 0xc8, 0xd9, 0xd0, 0x00, 0xee, 0xb0, 0x86, 0xaa,
0xfc, 0x73, 0xd8, 0xa6, 0x56, 0x2f, 0x2b, 0xb7, 0x09, 0x4a, 0xf4, 0xe5, 0x62, 0x8a, 0x60, 0xc9,
},
{
0x7a, 0x26, 0x6e, 0x12, 0x08, 0x7e, 0xe6, 0x15, 0xe8, 0x0e, 0x3d, 0x6a, 0x29, 0x5a, 0x45, 0xe4,
0x2f, 0x86, 0x5f, 0x76, 0xdf, 0xea, 0x09, 0xc5, 0x83, 0x16, 0xeb, 0xa0, 0x23, 0x9f, 0xd7, 0x30,
0x02, 0x79, 0x81, 0xaf, 0x97, 0x58, 0xd4, 0xba, 0xd5, 0xb1, 0x73, 0x6c, 0x2a, 0xab, 0x2e, 0x7b,
0x34, 0xd9, 0xf8, 0xb2, 0x67, 0xb6, 0x7d, 0xf3, 0x1e, 0xc1, 0x5c, 0xb7, 0x88, 0xf2, 0x0d, 0x1a,
0x8a, 0x5b, 0x55, 0xa8, 0xee, 0x78, 0x70, 0xed, 0x7c, 0xf9, 0xf6, 0xd3, 0x50, 0xbd, 0x56, 0xdc,
0x38, 0x21, 0xbc, 0x9b, 0x03, 0xf0, 0xe1, 0x04, 0x8f, 0x6d, 0x31, 0xc9, 0x8d, 0xfb, 0xbe, 0x14,
0x54, 0x3f, 0x91, 0x35, 0x72, 0xa7, 0xe9, 0x19, 0xfa, 0x17, 0xb8, 0x9d, 0xde, 0x24, 0x25, 0xa1,
0xdb, 0xcb, 0xcc, 0x39, 0xa5, 0xe0, 0xef, 0x57, 0x85, 0xbf, 0x49, 0x1b, 0x7f, 0x3b, 0x65, 0xc3,
0x77, 0x00, 0x10, 0x59, 0xb3, 0xc6, 0x95, 0x1c, 0x60, 0x5d, 0x41, 0xaa, 0x51, 0x71, 0xd6, 0x99,
0x1f, 0x52, 0x82, 0xcd, 0x2b, 0xd1, 0x61, 0xb9, 0x43, 0x63, 0x69, 0x46, 0xa2, 0x47, 0x8e, 0x36,
0x42, 0x87, 0xd8, 0xb4, 0xd2, 0x53, 0xec, 0x06, 0x6b, 0xc8, 0xe5, 0x33, 0x6f, 0x4b, 0x8b, 0x66,
0xe3, 0x74, 0xfe, 0x4d, 0xad, 0x28, 0x48, 0xe2, 0x90, 0xf5, 0x84, 0xb0, 0xda, 0xd0, 0x20, 0xac,
0xdd, 0x75, 0x92, 0xca, 0xf7, 0x2d, 0x3a, 0x9c, 0x0a, 0xb5, 0xc4, 0x07, 0x5e, 0x13, 0x05, 0xbb,
0x0c, 0xff, 0xa4, 0xf1, 0x27, 0x4e, 0xa3, 0x98, 0x11, 0xa9, 0x96, 0x93, 0x68, 0x4f, 0xfc, 0x37,
0x80, 0x4a, 0xcf, 0x01, 0x9a, 0xc0, 0x1d, 0x3c, 0x8c, 0x4c, 0x3e, 0x0b, 0xc7, 0xa6, 0xae, 0x0f,
0x2c, 0x62, 0xf4, 0x94, 0xce, 0x89, 0x40, 0x22, 0xfd, 0x18, 0x32, 0xc2, 0x9e, 0x64, 0x44, 0xe7,
}
};
#endregion
public abstract int TransformBlock (byte[] inBuffer, int offset, int count, byte[] outBuffer, int outOffset);
public byte[] TransformFinalBlock (byte[] inBuffer, int offset, int count)
{
if (count < BlockSize)
return new ArraySegment<byte> (inBuffer, offset, count).ToArray();
var output = new byte[count];
int tail = count / BlockSize * BlockSize;
count -= TransformBlock (inBuffer, offset, count, output, 0);
if (count > 0)
Buffer.BlockCopy (inBuffer, offset+tail, output, tail, count);
return output;
}
static protected uint MutateKey (uint k)
{
return (uint)CodeTable[0, k & 0xFF]
| (uint)CodeTable[1, (k >> 8) & 0xFF] << 8
| (uint)CodeTable[2, (k >> 16) & 0xFF] << 16
| (uint)CodeTable[3, k >> 24] << 24;
}
#region IDisposable implementation
bool _disposed = false;
public void Dispose ()
{
Dispose (true);
GC.SuppressFinalize (this);
}
protected virtual void Dispose (bool disposing)
{
if (!_disposed)
{
_disposed = true;
}
}
#endregion
}
internal class Primel1Encyption : PrimelEncyptionBase
{
uint[] m_key = new uint[4];
byte[] m_iv;
public Primel1Encyption (byte[] key, byte[] iv)
{
m_iv = iv.Clone() as byte[];
Buffer.BlockCopy (key, 0, m_key, 0, 0x10);
uint k = 0;
for (int i = 0; i < 0x10; ++i)
{
k = m_key[i & 3] ^ (k + DefaultKey[i & 7]);
m_key[i & 3] = MutateKey (k);
}
}
public override int TransformBlock (byte[] inBuffer, int offset, int count, byte[] outBuffer, int outOffset)
{
int out_count = count / BlockSize;
for (int i = 0; i < out_count; ++i)
{
Transform (inBuffer, offset, outBuffer, outOffset);
for (int j = 0; j < BlockSize; ++j)
{
outBuffer[outOffset++] ^= m_iv[j];
}
Buffer.BlockCopy (inBuffer, offset, m_iv, 0, BlockSize);
offset += BlockSize;
}
return out_count * BlockSize;
}
private void Transform (byte[] input, int src, byte[] output, int dst)
{
for (int k = 0; k < BlockSize / 4; ++k)
{
uint v = LittleEndian.ToUInt32 (input, src);
v ^= m_key[(k - 1) & 3];
v -= m_key[(k - 2) & 3];
v ^= m_key[(k - 3) & 3];
v -= m_key[(k - 4) & 3];
LittleEndian.Pack (v, output, dst);
src += 4;
dst += 4;
}
}
}
internal class Primel2Encyption : PrimelEncyptionBase
{
int[] m_shifts = new int[8];
uint[] m_key = new uint[4];
byte[] m_iv;
public Primel2Encyption (byte[] key, byte[] iv)
{
m_iv = iv.Clone() as byte[];
Buffer.BlockCopy (key, 0, m_key, 0, 0x10);
uint k = 0;
for (int i = 0; i < 0x10; ++i)
{
k = m_key[i & 3] ^ (k + DefaultKey[(i + 3) & 7]);
m_key[i & 3] = MutateKey (k);
}
for (int i = 0; i < 4; ++i)
{
uint x = m_key[i];
x = (x & 0x55555555) + ((x >> 1) & 0x55555555);
x = (x & 0x33333333) + ((x >> 2) & 0x33333333);
x = (x & 0x0F0F0F0F) + ((x >> 4) & 0x0F0F0F0F);
x = (x & 0x00FF00FF) + ((x >> 8) & 0x00FF00FF);
int s = (int)(x + (x >> 16));
m_shifts[i + 4] = (s ^ ((s + i) >> 1)) & 0xF;
m_shifts[i] = (s + i) & 0x1F;
}
}
public override int TransformBlock (byte[] inBuffer, int offset, int count, byte[] outBuffer, int outOffset)
{
int out_count = count / BlockSize;
for (int i = 0; i < out_count; ++i)
{
Transform (inBuffer, offset, outBuffer, outOffset);
for (int j = 0; j < BlockSize; ++j)
{
outBuffer[outOffset++] ^= m_iv[j];
}
Buffer.BlockCopy (inBuffer, offset, m_iv, 0, BlockSize);
offset += BlockSize;
}
return out_count * BlockSize;
}
private void Transform (byte[] input, int src, byte[] output, int dst)
{
for (int k = 0; k < BlockSize / 4; ++k)
{
int i = (k - 1) & 3;
int j = (k - 2) & 3;
int m = (k - 3) & 3;
int n = (k - 4) & 3;
uint v = LittleEndian.ToUInt32 (input, src);
v = Binary.RotR (v, m_shifts[i]) + m_key[i];
v = Binary.RotR (v ^ m_key[j], m_shifts[j]);
v = Binary.RotR (v, m_shifts[m]) - m_key[m];
v = Binary.RotR (v ^ m_key[n], m_shifts[n]);
LittleEndian.Pack (v, output, dst);
src += 4;
dst += 4;
}
}
}
internal class Primel3Encyption : PrimelEncyptionBase
{
int[] m_shifts = new int[8];
int[] m_offsets = new int[4];
uint[] m_key = new uint[8];
byte[] m_iv;
public Primel3Encyption (byte[] key, byte[] iv)
{
m_iv = iv.Clone() as byte[];
Buffer.BlockCopy (key, 0, m_key, 0, 0x10);
uint k = 0;
for (int i = 0; i < 0x20; ++i)
{
k = m_key[i & 7] ^ (k + DefaultKey[(i - 3) & 7]);
m_key[i & 7] = MutateKey (k);
m_offsets[i & 3] = (int)(k >> 7) & 0xF;
}
for (int i = 0; i < 8; ++i)
{
uint x = m_key[i];
x = (x & 0x55555555) + ((x >> 1) & 0x55555555);
x = (x & 0x33333333) + ((x >> 2) & 0x33333333);
x = (x & 0x0F0F0F0F) + ((x >> 4) & 0x0F0F0F0F);
x = (x & 0x00FF00FF) + ((x >> 8) & 0x00FF00FF);
int s = (int)(x + (x >> 16));
m_shifts[i] = (s + i) & 0x1F;
}
}
public override int TransformBlock (byte[] inBuffer, int offset, int count, byte[] outBuffer, int outOffset)
{
int out_count = count / BlockSize;
for (int i = 0; i < out_count; ++i)
{
Buffer.BlockCopy (inBuffer, offset, outBuffer, outOffset, BlockSize);
for (int j = 7; j >= 0; --j)
{
Transform (outBuffer, outOffset, j);
}
for (int j = 0; j < BlockSize; ++j)
{
outBuffer[outOffset++] ^= m_iv[j];
}
Buffer.BlockCopy (inBuffer, offset, m_iv, 0, BlockSize);
offset += BlockSize;
}
return out_count * BlockSize;
}
private void Transform (byte[] buf, int src, int i)
{
i &= 3;
for (int k = BlockSize / 4 - 2; k >= 0; --k)
{
int pos = src + k * 4 + 2;
uint v = LittleEndian.ToUInt32 (buf, pos);
v = Binary.RotL (v + m_key[i + 4], m_shifts[i + 4]);
LittleEndian.Pack (v ^ m_key[i], buf, pos);
}
int s = 8 * m_offsets[i] + 4;
for (int k = BlockSize / 4 - 1; k >= 0; --k)
{
int pos = src + k * 4;
uint v = LittleEndian.ToUInt32 (buf, pos);
v = Binary.RotR (m_key[i + 4] ^ v, m_shifts[i]);
uint u = ByteMap[Offsets[s], v & 0xFF];
u |= (uint)ByteMap[Offsets[s+1], (v >> 8) & 0xFF] << 8;
u |= (uint)ByteMap[Offsets[s+2], (v >> 16) & 0xFF] << 16;
u |= (uint)ByteMap[Offsets[s+3], v >> 24] << 24;
u -= m_key[i];
LittleEndian.Pack (u, buf, pos);
}
}
readonly static byte[] Offsets = {
3, 0, 6, 5, 2, 1, 7, 4, 2, 4, 0, 6, 3, 5, 1, 7,
3, 1, 7, 5, 2, 0, 6, 4, 0, 3, 6, 5, 1, 2, 7, 4,
3, 1, 4, 7, 2, 0, 5, 6, 6, 3, 4, 0, 7, 2, 5, 1,
4, 6, 2, 1, 5, 7, 3, 0, 6, 5, 2, 1, 7, 4, 3, 0,
6, 2, 4, 0, 7, 3, 5, 1, 7, 4, 2, 1, 6, 5, 3, 0,
5, 1, 3, 6, 4, 0, 2, 7, 1, 4, 6, 2, 0, 5, 7, 3,
6, 3, 1, 4, 7, 2, 0, 5, 7, 3, 5, 1, 6, 2, 4, 0,
3, 4, 6, 1, 2, 5, 7, 0, 5, 6, 1, 3, 4, 7, 0, 2,
};
readonly static byte[,] ByteMap = new byte[8,256] {
{
0x57, 0x38, 0x08, 0xE3, 0xCA, 0xDC, 0x8C, 0x62, 0x3C, 0x36, 0x0C, 0x5C, 0xC3, 0x63, 0x04, 0x77,
0x12, 0x51, 0x5F, 0x73, 0x94, 0x76, 0x0A, 0xB5, 0x1B, 0xD1, 0x32, 0xA6, 0xF5, 0xFF, 0x44, 0x4D,
0x02, 0x24, 0xA5, 0xBA, 0x59, 0xF2, 0x3A, 0x28, 0x5E, 0xEE, 0xE2, 0x98, 0xD4, 0x35, 0x90, 0xAE,
0x4A, 0x6A, 0x29, 0x78, 0xE6, 0xDD, 0x14, 0x43, 0xE0, 0x5D, 0x8E, 0x33, 0xBF, 0x5B, 0xED, 0xC1,
0x8B, 0x7E, 0x8A, 0x13, 0x1C, 0xC5, 0x79, 0x49, 0x2D, 0x9F, 0xA9, 0x6B, 0xC6, 0x58, 0x39, 0x68,
0xB3, 0xE1, 0x61, 0x9A, 0xAF, 0xC9, 0x74, 0x48, 0xE7, 0x1D, 0x82, 0x52, 0x56, 0xDA, 0x2F, 0xFE,
0xFD, 0xE9, 0x67, 0xBC, 0xD2, 0x2E, 0xA4, 0x10, 0x9D, 0xC8, 0x11, 0xCD, 0x86, 0x03, 0x64, 0x17,
0xF4, 0x15, 0x81, 0xA0, 0xD5, 0x1E, 0x89, 0x71, 0xCC, 0xD3, 0x47, 0x72, 0xFA, 0xD9, 0x93, 0x6F,
0x6D, 0x3E, 0x91, 0x00, 0x05, 0xB6, 0xE4, 0xC0, 0xB1, 0xC7, 0x7D, 0xBE, 0xBB, 0x01, 0x97, 0x70,
0x07, 0xD6, 0x0F, 0x9C, 0x87, 0xF1, 0xEF, 0x8F, 0xA8, 0x8D, 0x46, 0x42, 0xB0, 0x21, 0x6C, 0xAC,
0xF3, 0xAA, 0xF9, 0x66, 0x9B, 0xB4, 0xA1, 0x4B, 0xDF, 0x0E, 0xF8, 0x2A, 0x45, 0x41, 0xF6, 0x40,
0xB8, 0xE5, 0x96, 0x23, 0x53, 0x0D, 0x2C, 0x54, 0xAD, 0x60, 0x34, 0xDB, 0x7F, 0xD0, 0x85, 0xD7,
0xCE, 0x7C, 0x92, 0xBD, 0xCB, 0x4F, 0xC2, 0xAB, 0x3B, 0xA7, 0xEA, 0x84, 0x5A, 0xB9, 0x26, 0x1A,
0x18, 0xB2, 0xDE, 0x27, 0x7B, 0x3F, 0xB7, 0x19, 0x0B, 0x50, 0xD8, 0xF0, 0x37, 0x06, 0xFC, 0xA3,
0x9E, 0x3D, 0x2B, 0x22, 0x65, 0xEC, 0x95, 0xCF, 0x30, 0x6E, 0xA2, 0xC4, 0xEB, 0xFB, 0xF7, 0x1F,
0x99, 0x4E, 0x20, 0xE8, 0x75, 0x09, 0x4C, 0x88, 0x69, 0x80, 0x16, 0x31, 0x7A, 0x55, 0x25, 0x83,
},
{
0x83, 0x8D, 0x20, 0x6D, 0x0E, 0x84, 0xDD, 0x90, 0x02, 0xF5, 0x16, 0xD8, 0x0A, 0xB5, 0xA9, 0x92,
0x67, 0x6A, 0x10, 0x43, 0x36, 0x71, 0xFA, 0x6F, 0xD0, 0xD7, 0xCF, 0x18, 0x44, 0x59, 0x75, 0xEF,
0xF2, 0x9D, 0xE3, 0xB3, 0x21, 0xFE, 0xCE, 0xD3, 0x27, 0x32, 0xAB, 0xE2, 0xB6, 0x48, 0x65, 0x5E,
0xE8, 0xFB, 0x1A, 0x3B, 0xBA, 0x2D, 0x09, 0xDC, 0x01, 0x4E, 0x26, 0xC8, 0x08, 0xE1, 0x81, 0xD5,
0xAF, 0xAD, 0x9B, 0x37, 0x1E, 0xAC, 0x9A, 0x7A, 0x57, 0x47, 0x30, 0xA7, 0xF6, 0x1F, 0xF1, 0xC5,
0xD9, 0x11, 0x5B, 0xB4, 0xB7, 0xFD, 0x5C, 0x00, 0x4D, 0x24, 0xCC, 0x3D, 0x0B, 0x39, 0x28, 0x12,
0xB9, 0x52, 0x07, 0x0D, 0x6E, 0xE4, 0xA3, 0x62, 0x4F, 0xF8, 0x31, 0x4B, 0x9E, 0x80, 0xE9, 0x7F,
0x8F, 0x77, 0x7B, 0x13, 0x56, 0xF4, 0x15, 0x0F, 0x33, 0x46, 0xFC, 0xD4, 0xC1, 0x8A, 0x41, 0xBC,
0xF9, 0x72, 0x5A, 0xFF, 0xCB, 0xBE, 0x6C, 0x94, 0xF7, 0x76, 0x42, 0x40, 0x06, 0x99, 0x3A, 0x97,
0x2E, 0x82, 0xC2, 0x7E, 0x14, 0xE6, 0xB2, 0x8E, 0x2B, 0xF0, 0x53, 0xA4, 0x93, 0x68, 0xE0, 0x49,
0x73, 0xA6, 0xEA, 0xDF, 0x66, 0x22, 0x1B, 0xC9, 0x98, 0x4A, 0xA1, 0xC7, 0x9F, 0xB8, 0x2F, 0x54,
0x9C, 0x88, 0xD1, 0x50, 0xA5, 0x17, 0x85, 0xD6, 0xB0, 0xCD, 0x23, 0x8C, 0x63, 0xC3, 0x8B, 0x3C,
0x87, 0x3F, 0xC6, 0x0C, 0xEB, 0x45, 0x4C, 0x89, 0x69, 0x55, 0x04, 0xC4, 0x78, 0x6B, 0xC0, 0xE7,
0xBD, 0x19, 0x64, 0x79, 0x2C, 0x74, 0x91, 0xBF, 0xDA, 0x7D, 0x5D, 0xBB, 0x05, 0x35, 0xD2, 0xA8,
0x38, 0x51, 0x2A, 0x03, 0x86, 0xB1, 0x34, 0x58, 0xF3, 0x61, 0xCA, 0xEC, 0xE5, 0x3E, 0x29, 0x96,
0xDB, 0x95, 0x25, 0xA0, 0x70, 0x1C, 0xAE, 0xEE, 0xAA, 0xA2, 0x7C, 0xED, 0xDE, 0x60, 0x5F, 0x1D,
},
{
0xCB, 0x33, 0x9C, 0x03, 0xFB, 0x49, 0x07, 0xB5, 0xDF, 0x95, 0x0B, 0x43, 0x45, 0xDE, 0x5F, 0xFD,
0x0C, 0x8A, 0x1B, 0xFC, 0x7F, 0x60, 0xB9, 0xD8, 0x10, 0xBA, 0x6B, 0x39, 0x5E, 0xD4, 0xEF, 0x84,
0xE1, 0xB0, 0xA5, 0x16, 0x27, 0x55, 0x35, 0xA2, 0x0A, 0xA7, 0xB7, 0x5D, 0xC2, 0x2C, 0x61, 0xBB,
0x82, 0x02, 0x24, 0x71, 0x67, 0x1D, 0x2D, 0x4B, 0xFE, 0x56, 0xAE, 0x65, 0x13, 0xA4, 0x7E, 0xF9,
0xD7, 0xE5, 0xB2, 0xBD, 0x5B, 0x08, 0x1E, 0x74, 0x4C, 0x54, 0x48, 0x22, 0x29, 0x26, 0x3F, 0xEC,
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},
{
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},
{
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},
{
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},
{
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},
{
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}
};
}
}

220
ArcFormats/Primel/ImageGBC.cs Normal file
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@ -0,0 +1,220 @@
//! \file ImageGBC.cs
//! \date Mon Oct 03 04:16:11 2016
//! \brief Primel the Adventure System resource archive.
//
// Copyright (C) 2016 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.ComponentModel.Composition;
using System.IO;
using System.Windows.Media;
using GameRes.Utility;
namespace GameRes.Formats.Primel
{
internal class GbcMetaData : ImageMetaData
{
public int Flags;
}
[Export(typeof(ImageFormat))]
public class GbcFormat : ImageFormat
{
public override string Tag { get { return "GBC"; } }
public override string Description { get { return "Primel Adventure System image format"; } }
public override uint Signature { get { return 0x46434247; } } // 'GBCF'
public override ImageMetaData ReadMetaData (Stream stream)
{
var header = new byte[0x14];
if (header.Length != stream.Read (header, 0, header.Length))
return null;
return new GbcMetaData
{
Width = LittleEndian.ToUInt32 (header, 8),
Height = LittleEndian.ToUInt32 (header, 0xC),
BPP = LittleEndian.ToUInt16 (header, 0x10),
Flags = LittleEndian.ToUInt16 (header, 0x12),
};
}
public override ImageData Read (Stream stream, ImageMetaData info)
{
using (var reader = new GbcReader (stream, (GbcMetaData)info))
{
reader.Unpack();
return ImageData.Create (info, reader.Format, null, reader.Pixels);
}
}
public override void Write (Stream file, ImageData image)
{
throw new System.NotImplementedException ("GbcFormat.Write not implemented");
}
}
internal sealed class GbcReader : IDisposable
{
MsbBitStream m_input;
byte[] m_output;
GbcMetaData m_info;
int m_stride;
public byte[] Pixels { get { return m_output; } }
public PixelFormat Format { get; private set; }
public GbcReader (Stream input, GbcMetaData info)
{
if (32 == info.BPP)
Format = PixelFormats.Bgra32;
else if (24 == info.BPP)
Format = PixelFormats.Bgr24;
else if (8 == info.BPP)
Format = PixelFormats.Gray8;
else
throw new InvalidFormatException();
m_input = new MsbBitStream (input, true);
m_info = info;
m_stride = (int)m_info.Width * m_info.BPP / 8;
m_output = new byte[m_stride * (int)m_info.Height];
}
public void Unpack ()
{
m_input.Input.Position = 0x30;
int pixel_size = m_info.BPP / 8;
int blocks_w = (int)(m_info.Width + 7) / 8;
int blocks_h = (int)(m_info.Height + 7) / 8;
short[,] block = new short[pixel_size, 64];
for (int by = 0; by < blocks_h; ++by)
{
int dst_line = by * 8 * m_stride;
for (int bx = 0; bx < blocks_w; ++bx)
{
int dst_block = dst_line + bx * 8 * pixel_size;
short last = 0;
for (int i = 0; i < 64; i++)
{
last += (short)GetInt();
block[0, ZigzagOrder[i]] = last;
}
for (int j = 1; j < pixel_size; ++j)
{
for (int i = 0; i < 64; ++i)
block[j, ZigzagOrder[i]] = (short)GetInt();
RestoreBlock (block, j);
}
for (int y = 0; y < 8; ++y)
{
if (by + 1 == blocks_h && (by * 8 + y) >= m_info.Height)
break;
int src = y * 8;
int dst = dst_block + y * m_stride;
for (int x = 0; x < 8; ++x)
{
if (bx + 1 == blocks_w && (bx * 8 + x) >= m_info.Width)
break;
int p = dst + (x + 1) * pixel_size - 1;
for (int j = 0; j < pixel_size; ++j)
{
m_output[p--] = (byte)(block[j, src] - 128);
}
++src;
}
}
}
}
}
void RestoreBlock (short[,] block, int n)
{
int row = 8;
for (int col = 1; col < 8; ++col)
{
block[n, col] += block[n, col - 1];
block[n, row] += block[n, row - 8];
row += 8;
}
row = 8;
for (int y = 1; y < 8; ++y)
{
for (int x = 1; x < 8; ++x)
{
block[n, row + x] += block[n, row + x - 9];
}
row += 8;
}
}
int GetInt ()
{
int count = m_input.GetBits (4);
switch (count)
{
case 0: return 0;
case 1: return 1;
case 2:
case 3:
case 4:
case 5:
case 6:
case 7:
return m_input.GetBits (count - 1) + (1 << (count - 1));
case 8: return -1;
case 9: return -2;
default:
return m_input.GetBits (count - 9) - (2 << (count - 9));
case -1: throw new EndOfStreamException();
}
}
bool _disposed = false;
public void Dispose ()
{
if (!_disposed)
{
m_input.Dispose();
_disposed = true;
}
}
readonly static byte[] ZigzagOrder = {
0x00, 0x01, 0x08, 0x10, 0x09, 0x02, 0x03, 0x0A,
0x11, 0x18, 0x20, 0x19, 0x12, 0x0B, 0x04, 0x05,
0x0C, 0x13, 0x1A, 0x21, 0x28, 0x30, 0x29, 0x22,
0x1B, 0x14, 0x0D, 0x06, 0x07, 0x0E, 0x15, 0x1C,
0x23, 0x2A, 0x31, 0x38, 0x39, 0x32, 0x2B, 0x24,
0x1D, 0x16, 0x0F, 0x17, 0x1E, 0x25, 0x2C, 0x33,
0x3A, 0x3B, 0x34, 0x2D, 0x26, 0x1F, 0x27, 0x2E,
0x35, 0x3C, 0x3D, 0x36, 0x2F, 0x37, 0x3E, 0x3F,
};
}
}

155
ArcFormats/Primel/RC6.cs Normal file
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@ -0,0 +1,155 @@
//! \file RC6.cs
//! \date Mon Oct 03 14:47:13 2016
//! \brief RC6 encryption implementation.
//
using System;
using System.Linq;
using System.Security.Cryptography;
using GameRes.Utility;
namespace GameRes.Cryptography
{
public sealed class RC6 : ICryptoTransform
{
internal const int BlockSize = 16;
internal const int DefaultRounds = 20;
public bool CanTransformMultipleBlocks { get { return true; } }
public bool CanReuseTransform { get { return false; } }
public int InputBlockSize { get { return BlockSize; } }
public int OutputBlockSize { get { return BlockSize; } }
uint[] m_state;
byte[] m_iv;
const uint P = 0xB7E15163;
const uint Q = 0x9E3779B9;
public RC6 (byte[] key, byte[] iv)
{
m_state = new uint[2 * (DefaultRounds + 2)];
int key_length = Math.Max ((key.Length + 3) / 4, 1);
var key_copy = new uint[key_length];
Buffer.BlockCopy (key, 0, key_copy, 0, key.Length);
m_state[0] = P;
for (int i = 1; i < m_state.Length; ++i)
m_state[i] = m_state[i-1] + Q;
uint a = 0, b = 0;
int n = 3 * Math.Max (m_state.Length, key_length);
for (int h = 0; h < n; ++h)
{
a = m_state[h % m_state.Length] = Binary.RotL (m_state[h % m_state.Length] + a + b, 3);
b = key_copy[h % key_length] = Binary.RotL ((key_copy[h % key_length] + a + b), (int)(a + b));
}
m_iv = new byte[BlockSize];
if (iv != null)
Buffer.BlockCopy (iv, 0, m_iv, 0, Math.Min (iv.Length, BlockSize));
}
public int TransformBlock (byte[] inBuffer, int offset, int count, byte[] outBuffer, int outOffset)
{
int out_count = count / BlockSize;
for (int i = 0; i < out_count; ++i)
{
// CFB mode
Encrypt (m_iv, 0, outBuffer, outOffset);
for (int j = 0; j < BlockSize; ++j)
{
byte b = inBuffer[offset++];
outBuffer[outOffset++] ^= b;
m_iv[j] = b;
}
}
return out_count * BlockSize;
}
public byte[] TransformFinalBlock (byte[] inBuffer, int offset, int count)
{
if (count < BlockSize)
return new ArraySegment<byte> (inBuffer, offset, count).ToArray();
var output = new byte[count];
int tail = count / BlockSize * BlockSize;
count -= TransformBlock (inBuffer, offset, count, output, 0);
if (count > 0)
Buffer.BlockCopy (inBuffer, offset+tail, output, tail, count);
return output;
}
private void Encrypt (byte[] inBuffer, int offset, byte[] outBuffer, int outOffset)
{
uint a = LittleEndian.ToUInt32 (inBuffer, offset);
uint b = LittleEndian.ToUInt32 (inBuffer, offset+4);
uint c = LittleEndian.ToUInt32 (inBuffer, offset+8);
uint d = LittleEndian.ToUInt32 (inBuffer, offset+12);
b += m_state[0];
d += m_state[1];
int sptr = 2;
for (int i = 0; i < DefaultRounds; ++i)
{
uint t, u;
t = Binary.RotL (b * (2 * b + 1), 5);
u = Binary.RotL (d * (2 * d + 1), 5);
a = Binary.RotL (a ^ t, (int)u) + m_state[sptr++];
c = Binary.RotL (c ^ u, (int)t) + m_state[sptr++];
t = a;
a = b;
b = c;
c = d;
d = t;
}
a += m_state[sptr];
c += m_state[sptr+1];
LittleEndian.Pack (a, outBuffer, outOffset);
LittleEndian.Pack (b, outBuffer, outOffset+4);
LittleEndian.Pack (c, outBuffer, outOffset+8);
LittleEndian.Pack (d, outBuffer, outOffset+12);
}
private void Decrypt (byte[] inBuffer, int offset, byte[] outBuffer, int outOffset)
{
uint a = LittleEndian.ToUInt32 (inBuffer, offset);
uint b = LittleEndian.ToUInt32 (inBuffer, offset+4);
uint c = LittleEndian.ToUInt32 (inBuffer, offset+8);
uint d = LittleEndian.ToUInt32 (inBuffer, offset+12);
int sptr = m_state.Length - 2;
c -= m_state[sptr+1];
a -= m_state[sptr];
for (int i = 0; i < DefaultRounds; ++i)
{
uint t, u;
sptr -= 2;
t = a;
a = d;
d = c;
c = b;
b = t;
u = Binary.RotL (d*(2*d+1), 5);
t = Binary.RotL (b*(2*b+1), 5);
c = Binary.RotR (c-m_state[sptr+1], (int)t) ^ u;
a = Binary.RotR (a-m_state[sptr ], (int)u) ^ t;
}
d -= m_state[1];
b -= m_state[0];
LittleEndian.Pack (a, outBuffer, outOffset);
LittleEndian.Pack (b, outBuffer, outOffset+4);
LittleEndian.Pack (c, outBuffer, outOffset+8);
LittleEndian.Pack (d, outBuffer, outOffset+12);
}
#region IDisposable implementation
public void Dispose ()
{
GC.SuppressFinalize (this);
}
#endregion
}
}

142
ArcFormats/Primel/SHA256.cs Normal file
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@ -0,0 +1,142 @@
//! \file SHA256.cs
//! \date Sat Oct 01 10:25:28 2016
//! \brief Slightly modified SHA256 hash algorithm implementation.
//
using System;
using GameRes.Utility;
namespace GameRes.Formats.Primel
{
/// <summary>
/// limited implementation of SHA256 hash function.
/// differs from the standard SHA256 by rotation operands in TransformBlock method.
/// as these hashes in Primel are used to generate keys only, this implementation works
/// for messages shorter than 56 bytes only.
/// </summary>
public class SHA256
{
uint[] m_state;
uint[] m_data;
const int BlockSize = 64;
public SHA256 ()
{
m_state = new uint[] {
0x6A09E667, 0xBB67AE85, 0x3C6EF372, 0xA54FF53A,
0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19
};
m_data = new uint[BlockSize / sizeof(uint)];
}
public byte[] ComputeHash (byte[] data)
{
if (data.Length > 55)
throw new ApplicationException ("[SHA256] message is too long");
CopyBigEndian (data, 0, data.Length);
m_data[m_data.Length-1] = (uint)(data.Length * 8);
TransformBlock();
var hash = new byte[32];
int dst = 0;
for (int i = 0; i < 8; ++i)
{
hash[dst++] = (byte)(m_state[i] >> 24);
hash[dst++] = (byte)(m_state[i] >> 16);
hash[dst++] = (byte)(m_state[i] >> 8);
hash[dst++] = (byte)m_state[i];
}
return hash;
}
void CopyBigEndian (byte[] data, int src, int size)
{
int word_count = size / 4;
int i;
for (i = 0; i < word_count; ++i)
{
m_data[i] = BigEndian.ToUInt32 (data, src);
src += 4;
}
if (size < BlockSize)
{
m_data[i] = 0;
int shift = 24;
for (int j = size & 3; j > 0; --j)
{
m_data[i] |= (uint)data[src++] << shift;
shift -= 8;
}
m_data[i] |= 0x80u << shift;
while (++i < m_data.Length)
m_data[i] = 0;
}
}
void TransformBlock ()
{
uint a = m_state[0];
uint b = m_state[1];
uint c = m_state[2];
uint d = m_state[3];
uint e = m_state[4];
uint f = m_state[5];
uint g = m_state[6];
uint h = m_state[7];
for (int j = 0; j < 64; j += 16)
for (int i = 0; i < 16; ++i)
{
if (j > 0)
{
uint x = m_data[(i - 15) & 15];
uint y = m_data[(i - 2) & 15];
x = Binary.RotL (x, 7) ^ Binary.RotL (x, 18) ^ (x >> 3);
y = Binary.RotL (y, 17) ^ Binary.RotL (y, 19) ^ (y >> 10);
m_data[i] += x + y + m_data[(i-7)&15];
}
uint s0 = Binary.RotL (a, 2) ^ Binary.RotL (a, 13) ^ Binary.RotR (a, 10);
uint maj = (a & b) ^ (b & c) ^ (c & a);
uint t0 = s0 + maj;
uint s1 = Binary.RotL (e, 6) ^ Binary.RotL (e, 11) ^ Binary.RotR (e, 7);
uint ch = (e & f) ^ (~e & g);
uint t1 = h + s1 + ch + SHA256_K[i+j] + m_data[i];
h = g;
g = f;
f = e;
e = d + t1;
d = c;
c = b;
b = a;
a = t0 + t1;
}
m_state[0] += a;
m_state[1] += b;
m_state[2] += c;
m_state[3] += d;
m_state[4] += e;
m_state[5] += f;
m_state[6] += g;
m_state[7] += h;
}
static readonly uint[] SHA256_K = {
0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5,
0x3956C25B, 0x59F111F1, 0x923F82A4, 0xAB1C5ED5,
0xD807AA98, 0x12835B01, 0x243185BE, 0x550C7DC3,
0x72BE5D74, 0x80DEB1FE, 0x9BDC06A7, 0xC19BF174,
0xE49B69C1, 0xEFBE4786, 0x0FC19DC6, 0x240CA1CC,
0x2DE92C6F, 0x4A7484AA, 0x5CB0A9DC, 0x76F988DA,
0x983E5152, 0xA831C66D, 0xB00327C8, 0xBF597FC7,
0xC6E00BF3, 0xD5A79147, 0x06CA6351, 0x14292967,
0x27B70A85, 0x2E1B2138, 0x4D2C6DFC, 0x53380D13,
0x650A7354, 0x766A0ABB, 0x81C2C92E, 0x92722C85,
0xA2BFE8A1, 0xA81A664B, 0xC24B8B70, 0xC76C51A3,
0xD192E819, 0xD6990624, 0xF40E3585, 0x106AA070,
0x19A4C116, 0x1E376C08, 0x2748774C, 0x34B0BCB5,
0x391C0CB3, 0x4ED8AA4A, 0x5B9CCA4F, 0x682E6FF3,
0x748F82EE, 0x78A5636F, 0x84C87814, 0x8CC70208,
0x90BEFFFA, 0xA4506CEB, 0xBEF9A3F7, 0xC67178F2,
};
}
}

6
supported.html
View File

@ -279,6 +279,7 @@ Omana 2: Omaenchi Moeteruzo<br/>
Ore no Saimin Fantasia<br/> Ore no Saimin Fantasia<br/>
Ouka Ryouran<br/> Ouka Ryouran<br/>
Oyako Ninjutsu Kunoichi PonPon!!<br/> Oyako Ninjutsu Kunoichi PonPon!!<br/>
Rakugaki Overheart<br/>
RGH ~Koi to Hero to Gakuen to~<br/> RGH ~Koi to Hero to Gakuen to~<br/>
Riding Incubus<br/> Riding Incubus<br/>
Rui wa Tomo o Yobu<br/> Rui wa Tomo o Yobu<br/>
@ -820,6 +821,7 @@ Fuyu no Rondo<br/>
</td></tr> </td></tr>
<tr class="odd"><td>*.dat</td><td>-</td><td>No</td><td>ACTGS</td><td> <tr class="odd"><td>*.dat</td><td>-</td><td>No</td><td>ACTGS</td><td>
Oreiro Ganbou<br/> Oreiro Ganbou<br/>
Otome Smile<br/>
Tadashiki Himehajime<br/> Tadashiki Himehajime<br/>
</td></tr> </td></tr>
<tr><td>*.dat</td><td><tt>pack</tt></td><td>No</td><td rowspan="4">AnimeGameSystem</td><td rowspan="4"> <tr><td>*.dat</td><td><tt>pack</tt></td><td>No</td><td rowspan="4">AnimeGameSystem</td><td rowspan="4">
@ -1174,6 +1176,10 @@ Lost Child<br/>
<tr><td>*.pak</td><td><tt>NEKOPACK4A</tt></td><td>No</td><td>NekoSDK</td><td> <tr><td>*.pak</td><td><tt>NEKOPACK4A</tt></td><td>No</td><td>NekoSDK</td><td>
In Vitro Shoujo -Aragaishi Junshin Naru Shoujo-<br/> In Vitro Shoujo -Aragaishi Junshin Naru Shoujo-<br/>
</td></tr> </td></tr>
<tr class="odd"><td>*.pcf</td><td><tt>PackCode</tt></td><td>No</td><td rowspan="2">Symphony</td><td rowspan="2">
Tiara<br/>
</td></tr>
<tr class="odd last"><td>*.gbc</td><td><tt>GBCF</tt></td><td>No</td></tr>
</table> </table>
<p><a name="note-1" class="footnote">1</a> Non-encrypted only</p> <p><a name="note-1" class="footnote">1</a> Non-encrypted only</p>
</body> </body>