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WARC archive variation.

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This commit is contained in:
morkt 2015-09-09 22:06:55 +04:00
parent 0fb2fa9a8a
commit a5a9d10678
4 changed files with 41 additions and 9 deletions
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4
ArcFormats/ArcFormats.csproj
View File

@ -440,7 +440,9 @@
</EmbeddedResource>
<EmbeddedResource Include="Strings\arcStrings.ru-RU.resx" />
</ItemGroup>
<ItemGroup />
<ItemGroup>
<EmbeddedResource Include="Resources\ShiinaRio5.png" />
</ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
<PropertyGroup>
<PreBuildEvent>perl "$(SolutionDir)inc-revision.pl" "$(ProjectPath)" $(ConfigurationName)</PreBuildEvent>

41
ArcFormats/ShiinaRio/ArcWARC.cs
View File

@ -150,6 +150,8 @@ namespace GameRes.Formats.ShiinaRio // 椎名里緒
if (0 != (wentry.Flags & 0x80000000u) && entry.Size > 8) // encrypted entry
warc.Decoder.Decrypt (enc_data, 8, entry.Size-8);
if (warc.Decoder.SchemeVersion >= 2490)
warc.Decoder.DecryptExtra (enc_data, 8, entry.Size-8, 0x202);
if (0 != (wentry.Flags & 0x20000000u) && entry.Size > 8)
warc.Decoder.Decrypt2 (enc_data, 8, entry.Size-8);
@ -172,11 +174,9 @@ namespace GameRes.Formats.ShiinaRio // 椎名里緒
unpacked = new byte[unpacked_size];
unpack (enc_data, unpacked);
if (0 != (wentry.Flags & 0x40000000))
{
warc.Decoder.Decrypt2 (unpacked, 0, (uint)unpacked.Length);
if (warc.Decoder.SchemeVersion >= 2490)
warc.Decoder.Decrypt3 (unpacked, 0, (uint)unpacked.Length);
}
if (warc.Decoder.SchemeVersion >= 2490)
warc.Decoder.DecryptExtra (unpacked, 0, (uint)unpacked.Length, 0x204);
}
return new MemoryStream (unpacked);
}
@ -610,6 +610,7 @@ namespace GameRes.Formats.ShiinaRio // 椎名里緒
public byte[] ShiinaImage;
public byte[] Region;
public byte[] DecodeBin;
public byte[] DecodeExtra;
private static CachedResource Resource = new CachedResource();
@ -641,6 +642,8 @@ namespace GameRes.Formats.ShiinaRio // 椎名里緒
LittleEndian.Pack (decode_patch.Value, scheme.DecodeBin, 0x1020);
}
}
if (version >= 2490)
scheme.DecodeExtra = Resource.Load ("ShiinaRio5.png");
return scheme;
}
@ -835,6 +838,36 @@ namespace GameRes.Formats.ShiinaRio // 椎名里緒
data[index+0x105] ^= (byte)(key >> 8);
}
public void DecryptExtra (byte[] data, int index, uint length, uint flags)
{
if (length < 0x400 || null == m_scheme.DecodeExtra)
return;
uint key = 0xECB2F5B2;
uint k0 = key + 1;
uint k3 = k0 + 2;
uint k2 = k0 + 1;
uint k1 = k0 + 3;
if ((flags & 0x202) == 0x202)
{
for (int i = 0; i < 0xFF; ++i)
{
uint j = k3 ^ (k3 << 11) ^ k0 ^ ((k3 ^ (k3 << 11) ^ (k0 >> 11)) >> 8);
k3 = k2;
k2 = k1;
k1 = k0;
k0 = j;
data[index + i] ^= m_scheme.DecodeExtra[j % m_scheme.DecodeExtra.Length];
}
}
if ((flags & 0x204) == 0x204)
{
data[index + 0x200] ^= (byte)key;
data[index + 0x201] ^= (byte)(key >> 8);
data[index + 0x202] ^= (byte)(key >> 16);
data[index + 0x203] ^= (byte)(key >> 24);
}
}
double DecryptHelper1 (double a)
{
if (a < 0)

4
ArcFormats/ShiinaRio/ImageS25.cs
View File

@ -188,10 +188,6 @@ namespace GameRes.Formats.ShiinaRio
for (int y = 0; y < m_height; ++y)
{
uint row_pos = rows[y];
// if (183 == y)
// System.Diagnostics.Debugger.Break();
// if (0x82 == y)
// System.Diagnostics.Debugger.Break();
if (input_rows.ContainsKey (row_pos))
{
input_lines[y] = input_rows[row_pos];

1
supported.html
View File

@ -218,6 +218,7 @@ Najimi no Oba-chan <span class="footnote">ShiinaRio v2.47</span><br/>
Otome Juurin Yuugi <span class="footnote">ShiinaRio v2.37</span><br/>
Ran→Sem <span class="footnote">ShiinaRio v2.47</span><br/>
Rin×Sen <span class="footnote">ShiinaRio v2.47</span><br/>
Shojo Mama<span class="footnote">ShiinaRio v2.49</span><br/>
Tantei Shounen A<br/>
</td></tr>
<tr><td>*.s25</td><td><tt>S25</tt></td><td>No</td></tr>