mirror of
https://github.com/crskycode/GARbro.git
synced 2024-12-24 03:44:13 +08:00
implemented Ren'Py game engine archives support.
This commit is contained in:
morkt
parent
83e4414ffc
commit
5e15fb5091
@ -62,6 +62,7 @@
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<Compile Include="ArcNPA.cs" />
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<Compile Include="ArcNSA.cs" />
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<Compile Include="ArcPD.cs" />
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<Compile Include="ArcRPA.cs" />
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<Compile Include="ArcSteinsGate.cs" />
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<Compile Include="ArcXFL.cs" />
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<Compile Include="ArcXP3.cs" />
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546
ArcFormats/ArcRPA.cs
Normal file
546
ArcFormats/ArcRPA.cs
Normal file
@ -0,0 +1,546 @@
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//! \file ArcRPA.cs
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//! \date Sat Aug 16 05:26:13 2014
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//! \brief Ren'Py game engine archive implementation.
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//
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// Copyright (C) 2014 by morkt
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.ComponentModel.Composition;
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using System.Diagnostics;
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using System.Globalization;
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using System.IO;
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using System.Text;
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using ZLibNet;
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namespace GameRes.Formats.RenPy
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{
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internal class RpaEntry : Entry
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{
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public byte[] Header = null;
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}
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[Export(typeof(ArchiveFormat))]
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public class RpaOpener : ArchiveFormat
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{
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public override string Tag { get { return "RPA"; } }
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public override string Description { get { return Strings.arcStrings.RPADescription; } }
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public override uint Signature { get { return 0x2d415052; } } // "RPA-"
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public override bool IsHierarchic { get { return true; } }
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public override ArcFile TryOpen (ArcView file)
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{
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if (0x20302e33 != file.View.ReadUInt32 (4))
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return null;
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string index_offset_str = file.View.ReadString (8, 16, Encoding.ASCII);
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long index_offset;
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if (!long.TryParse (index_offset_str, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out index_offset))
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return null;
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if (index_offset >= file.MaxOffset)
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return null;
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uint key;
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string key_str = file.View.ReadString (0x19, 8, Encoding.ASCII);
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if (!uint.TryParse (key_str, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out key))
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return null;
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Hashtable dict = null;
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using (var index = new ZLibStream (file.CreateStream (index_offset), CompressionMode.Decompress))
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{
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var pickle = new Pickle (index);
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dict = pickle.Load() as Hashtable;
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}
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if (null == dict)
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return null;
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var dir = new List<Entry> (dict.Count);
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foreach (DictionaryEntry item in dict)
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{
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var name_raw = item.Key as byte[];
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var value = item.Value as ArrayList;
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if (null == name_raw || null == value || value.Count < 1)
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{
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Trace.WriteLine ("invalid index entry", "RpaOpener.TryOpen");
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return null;
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}
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string name = Encoding.UTF8.GetString (name_raw);
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if (string.IsNullOrEmpty (name))
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return null;
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var tuple = value[0] as ArrayList;
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if (null == tuple || tuple.Count < 2)
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{
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Trace.WriteLine ("invalid index tuple", "RpaOpener.TryOpen");
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return null;
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}
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var entry = new RpaEntry
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{
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Name = name,
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Type = FormatCatalog.Instance.GetTypeFromName (name),
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Offset = (uint)((int)tuple[0] ^ key),
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Size = (uint)((int)tuple[1] ^ key),
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};
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if (tuple.Count > 2)
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entry.Header = tuple[2] as byte[];
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dir.Add (entry);
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}
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if (dir.Count > 0)
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Trace.TraceInformation ("[{0}] [{1:X8}] [{2}]", dir[0].Name, dir[0].Offset, dir[0].Size);
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return new ArcFile (file, this, dir);
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}
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public override Stream OpenEntry (ArcFile arc, Entry entry)
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{
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var input = arc.File.CreateStream (entry.Offset, entry.Size);
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var rpa_entry = entry as RpaEntry;
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if (null == rpa_entry || null == rpa_entry.Header)
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return input;
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return new RpaStream (rpa_entry.Header, input);
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}
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}
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public class Pickle
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{
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Stream m_stream;
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ArrayList m_stack = new ArrayList();
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Stack<int> m_marks = new Stack<int>();
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const int HIGHEST_PROTOCOL = 2;
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const int PROTO = 0x80; /* identify pickle protocol */
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const int TUPLE2 = 0x86; /* build 2-tuple from two topmost stack items */
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const int TUPLE3 = 0x87; /* build 3-tuple from three topmost stack items */
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const int MARK = '(';
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const int STOP = '.';
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const int BININT = 'J';
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const int BININT1 = 'K';
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const int BININT2 = 'M';
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const int SHORT_BINSTRING = 'U';
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const int EMPTY_LIST = ']';
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const int APPEND = 'a';
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const int BINPUT = 'q';
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const int LONG_BINPUT = 'r';
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const int SETITEMS = 'u';
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const int EMPTY_DICT = '}';
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public Pickle (Stream stream)
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{
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m_stream = stream;
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}
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public object Load ()
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{
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for (;;)
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{
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int sym = m_stream.ReadByte();
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switch (sym)
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{
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case PROTO:
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if (!LoadProto())
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break;
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continue;
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case EMPTY_DICT:
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if (!LoadEmptyDict())
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break;
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continue;
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case BINPUT:
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if (!LoadBinPut())
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break;
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continue;
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case LONG_BINPUT:
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if (!LoadLongBinPut())
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break;
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continue;
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case MARK:
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if (!LoadMark())
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break;
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continue;
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case SHORT_BINSTRING:
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if (!LoadShortBinstring())
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break;
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continue;
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case EMPTY_LIST:
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if (!LoadEmptyList())
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break;
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continue;
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case BININT:
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if (!LoadBinInt (4))
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break;
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continue;
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case BININT1:
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if (!LoadBinInt (1))
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break;
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continue;
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case BININT2:
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if (!LoadBinInt (2))
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break;
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continue;
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case TUPLE2:
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if (!LoadCountedTuple (2))
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break;
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continue;
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case TUPLE3:
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if (!LoadCountedTuple (3))
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break;
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continue;
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case APPEND:
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if (!LoadAppend())
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break;
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continue;
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case SETITEMS:
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if (!LoadSetItems())
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break;
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continue;
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case STOP:
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break;
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case -1: // EOF
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case 0:
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Trace.WriteLine ("Unexpected end of file", "Pickle.Load");
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return null;
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default:
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Trace.TraceError ("Unknown Pickle serialization key {0:X2}", sym);
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return null;
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}
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break;
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}
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if (0 == m_stack.Count)
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{
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Trace.WriteLine ("Invalid pickle data", "Pickle.Load");
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return null;
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}
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return m_stack.Pop();
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}
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bool LoadProto ()
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{
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int i = m_stream.ReadByte();
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if (-1 == i)
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return false;
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if (i > HIGHEST_PROTOCOL)
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return false;
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return true;
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}
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bool LoadEmptyDict ()
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{
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m_stack.Push (new Hashtable());
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return true;
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}
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bool LoadBinPut ()
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{
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int key = m_stream.ReadByte();
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if (-1 == key || 0 == m_stack.Count)
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return false;
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// m_memo[key] = m_stack.Peek();
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return true;
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}
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bool LoadLongBinPut ()
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{
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int key;
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if (!ReadInt (4, out key) || 0 == m_stack.Count || key < 0)
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return false;
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// m_memo[key] = m_stack.Peek();
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return true;
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}
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bool LoadMark ()
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{
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m_marks.Push (m_stack.Count);
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return true;
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}
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int GetMarker ()
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{
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if (0 == m_marks.Count)
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{
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Trace.TraceError ("MARK list is empty");
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return -1;
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}
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return m_marks.Pop();
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}
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bool LoadShortBinstring ()
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{
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int length = m_stream.ReadByte();
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if (-1 == length)
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return false;
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var bytes = new byte[length];
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if (length != m_stream.Read (bytes, 0, length))
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return false;
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m_stack.Push (bytes);
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return true;
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}
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bool LoadEmptyList ()
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{
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m_stack.Push (new ArrayList());
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return true;
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}
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bool ReadInt (int size, out int value)
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{
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value = 0;
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for (int i = 0; i < size; ++i)
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{
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int b = m_stream.ReadByte();
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if (-1 == b)
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return false;
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value |= b << (i * 8);
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}
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return true;
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}
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bool LoadBinInt (int size)
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{
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int x = 0;
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if (!ReadInt (size, out x))
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return false;
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m_stack.Push (x);
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return true;
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}
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bool LoadCountedTuple (int count)
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{
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if (m_stack.Count < count)
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return false;
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var tuple = new ArrayList (count);
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while (--count >= 0)
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{
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var item = m_stack.Pop();
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tuple.Add (item);
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}
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tuple.Reverse();
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m_stack.Push (tuple);
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return true;
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}
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bool LoadAppend ()
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{
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int x = m_stack.Count - 1;
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if (m_stack.Count < x || 0 == x)
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{
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Trace.WriteLine ("Stack underflow", "LoadAppend");
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return false;
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}
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var list = m_stack[x-1] as ArrayList;
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if (null == list)
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{
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Trace.WriteLine ("Object is not a list", "LoadAppend");
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return false;
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}
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var slice = PdataPopList (x);
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if (null == slice)
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return false;
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list.AddRange (slice);
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return true;
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}
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ArrayList PdataPopList (int start)
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{
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int count = m_stack.Count - start;
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var list = new ArrayList (count);
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for (int i = start; i < m_stack.Count; ++i)
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list.Add (m_stack[i]);
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m_stack.RemoveRange (start, count);
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return list;
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}
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bool LoadSetItems ()
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{
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int mark = GetMarker();
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if (!(m_stack.Count >= mark && mark > 0))
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{
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Trace.WriteLine ("Stack underflow", "LoadSetItems");
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return false;
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}
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var dict = m_stack[mark-1] as Hashtable;
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if (null == dict)
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{
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Trace.WriteLine ("Marked object is not a dictionary", "LoadSetItems");
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return false;
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}
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for (int i = mark+1; i < m_stack.Count; i += 2)
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{
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var key = m_stack[i-1];
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var value = m_stack[i];
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dict[key] = value;
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}
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return PdataClear (mark);
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}
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bool PdataClear (int clearto)
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{
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if (clearto < 0)
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return false;
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if (clearto >= m_stack.Count)
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return true;
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m_stack.RemoveRange (clearto, m_stack.Count-clearto);
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return true;
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}
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}
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static public class ArrayListEx
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{
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static public object Peek (this ArrayList array)
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{
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return array[array.Count-1];
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}
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static public void Push (this ArrayList array, object item)
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{
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array.Add (item);
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}
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static public object Pop (this ArrayList array)
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{
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var item = array[array.Count-1];
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array.RemoveAt (array.Count-1);
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return item;
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}
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}
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public class RpaStream : Stream
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{
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byte[] m_header;
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Stream m_stream;
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long m_position = 0;
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public RpaStream (byte[] header, Stream main)
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{
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m_header = header;
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m_stream = main;
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}
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public override bool CanRead { get { return m_stream.CanRead; } }
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public override bool CanSeek { get { return m_stream.CanSeek; } }
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public override bool CanWrite { get { return false; } }
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public override long Length { get { return m_stream.Length + m_header.Length; } }
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public override long Position
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{
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get { return m_position; }
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set
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{
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m_position = Math.Max (value, 0);
|
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if (m_position > m_header.Length)
|
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{
|
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long stream_pos = m_stream.Seek (m_position - m_header.Length, SeekOrigin.Begin);
|
||||
m_position = m_header.Length + stream_pos;
|
||||
}
|
||||
}
|
||||
}
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||||
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public override void Flush()
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{
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m_stream.Flush();
|
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}
|
||||
|
||||
public override long Seek (long offset, SeekOrigin origin)
|
||||
{
|
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if (SeekOrigin.Begin == origin)
|
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Position = offset;
|
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else if (SeekOrigin.Current == origin)
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Position = m_position + offset;
|
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else
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Position = Length + offset;
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||||
|
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return m_position;
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}
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public override int Read (byte[] buffer, int offset, int count)
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{
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int read = 0;
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if (m_position < m_header.Length)
|
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{
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int header_count = Math.Min (count, m_header.Length - (int)m_position);
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Array.Copy (m_header, (int)m_position, buffer, offset, header_count);
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m_position += header_count;
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read += header_count;
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offset += header_count;
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count -= header_count;
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if (count > 0)
|
||||
m_stream.Position = 0;
|
||||
}
|
||||
if (count > 0)
|
||||
{
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int stream_read = m_stream.Read (buffer, offset, count);
|
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m_position += stream_read;
|
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read += stream_read;
|
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}
|
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return read;
|
||||
}
|
||||
|
||||
public override int ReadByte ()
|
||||
{
|
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if (m_position < m_header.Length)
|
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return m_header[m_position++];
|
||||
if (m_position == m_header.Length)
|
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m_stream.Position = 0;
|
||||
int b = m_stream.ReadByte();
|
||||
if (-1 != b)
|
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m_position++;
|
||||
return b;
|
||||
}
|
||||
|
||||
public override void SetLength (long length)
|
||||
{
|
||||
throw new NotSupportedException ("RpaStream.SetLength method is not supported");
|
||||
}
|
||||
|
||||
public override void Write (byte[] buffer, int offset, int count)
|
||||
{
|
||||
throw new NotSupportedException ("RpaStream.Write method is not supported");
|
||||
}
|
||||
|
||||
public override void WriteByte (byte value)
|
||||
{
|
||||
throw new NotSupportedException ("RpaStream.WriteByte method is not supported");
|
||||
}
|
||||
|
||||
bool disposed = false;
|
||||
protected override void Dispose (bool disposing)
|
||||
{
|
||||
if (!disposed)
|
||||
{
|
||||
m_stream.Dispose();
|
||||
disposed = true;
|
||||
base.Dispose (disposing);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
9
ArcFormats/Strings/arcStrings.Designer.cs
generated
9
ArcFormats/Strings/arcStrings.Designer.cs
generated
@ -387,6 +387,15 @@ namespace GameRes.Formats.Strings {
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Looks up a localized string similar to Ren'Py game engine archive.
|
||||
/// </summary>
|
||||
public static string RPADescription {
|
||||
get {
|
||||
return ResourceManager.GetString("RPADescription", resourceCulture);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Looks up a localized string similar to Amaterasu Translations Muv-Luv script file.
|
||||
/// </summary>
|
||||
|
||||
@ -228,6 +228,9 @@ predefined encryption scheme.</value>
|
||||
<data name="PDScrambleContents" xml:space="preserve">
|
||||
<value>Scramble contents</value>
|
||||
</data>
|
||||
<data name="RPADescription" xml:space="preserve">
|
||||
<value>Ren'Py game engine archive</value>
|
||||
</data>
|
||||
<data name="SCRDescription" xml:space="preserve">
|
||||
<value>Amaterasu Translations Muv-Luv script file</value>
|
||||
</data>
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user