mirror of
https://github.com/crskycode/GARbro.git
synced 2024-11-23 13:45:34 +08:00
Merge implementation
This commit is contained in:
Crsky
parent
8b4fc93fbe
commit
eb584d3887
@ -40,8 +40,8 @@ namespace GameRes.Formats.Kaguya
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{
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public readonly LinkEncryption Encryption;
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public LinkArchive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, LinkEncryption enc)
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: base (arc, impl, dir)
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public LinkArchive(ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, LinkEncryption enc)
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: base(arc, impl, dir)
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{
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Encryption = enc;
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}
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@ -50,24 +50,24 @@ namespace GameRes.Formats.Kaguya
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[Export(typeof(ArchiveFormat))]
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public class LinkOpener : ArchiveFormat
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{
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public override string Tag { get { return "ARC/LINK"; } }
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public override string Tag { get { return "ARC/LINK"; } }
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public override string Description { get { return "KaGuYa script engine resource archive"; } }
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public override uint Signature { get { return 0x4B4E494C; } } // 'LINK'
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public override bool IsHierarchic { get { return false; } }
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public override bool CanWrite { get { return false; } }
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public override uint Signature { get { return 0x4B4E494C; } } // 'LINK'
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public override bool IsHierarchic { get { return false; } }
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public override bool CanWrite { get { return false; } }
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public LinkOpener ()
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public LinkOpener()
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{
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Extensions = new string[] { "arc" };
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}
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public override ArcFile TryOpen (ArcView file)
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public override ArcFile TryOpen(ArcView file)
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{
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int version = file.View.ReadByte (4) - '0';
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int version = file.View.ReadByte(4) - '0';
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if (version < 3 || version > 6)
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return ReadOldIndex (file);
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return ReadOldIndex(file);
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using (var reader = LinkReader.Create (file, version))
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using (var reader = LinkReader.Create(file, version))
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{
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var dir = reader.ReadIndex();
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if (null == dir)
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@ -77,54 +77,54 @@ namespace GameRes.Formats.Kaguya
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{
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var enc = reader.GetEncryption();
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if (enc != null)
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return new LinkArchive (file, this, dir, enc);
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return new LinkArchive(file, this, dir, enc);
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}
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return new ArcFile (file, this, dir);
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return new ArcFile(file, this, dir);
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}
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}
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public override Stream OpenEntry (ArcFile arc, Entry entry)
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public override Stream OpenEntry(ArcFile arc, Entry entry)
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{
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var lent = entry as LinkEntry;
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if (null == lent || (!lent.IsPacked && !lent.IsEncrypted))
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{
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if (entry.Size > 8)
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{
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uint unpacked_size = arc.File.View.ReadUInt32 (entry.Offset);
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int id = arc.File.View.ReadUInt16 (entry.Offset+5);
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uint unpacked_size = arc.File.View.ReadUInt32(entry.Offset);
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int id = arc.File.View.ReadUInt16(entry.Offset + 5);
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if (id == 0x4D42) // 'BM'
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{
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using (var input = arc.File.CreateStream (entry.Offset+4, entry.Size-4, entry.Name))
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using (var input = arc.File.CreateStream(entry.Offset + 4, entry.Size - 4, entry.Name))
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{
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var data = Lin2Opener.UnpackLzss (input, unpacked_size);
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return new BinMemoryStream (data, entry.Name);
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var data = Lin2Opener.UnpackLzss(input, unpacked_size);
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return new BinMemoryStream(data, entry.Name);
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}
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}
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}
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return base.OpenEntry (arc, entry);
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return base.OpenEntry(arc, entry);
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}
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if (lent.IsEncrypted)
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{
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var larc = arc as LinkArchive;
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if (null == larc)
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return base.OpenEntry (arc, entry);
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return larc.Encryption.DecryptEntry (larc, lent);
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return base.OpenEntry(arc, entry);
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return larc.Encryption.DecryptEntry(larc, lent);
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}
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using (var input = arc.File.CreateStream (entry.Offset, entry.Size))
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using (var bmr = new BmrDecoder (input))
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using (var input = arc.File.CreateStream(entry.Offset, entry.Size))
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using (var bmr = new BmrDecoder(input))
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{
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bmr.Unpack();
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return new BinMemoryStream (bmr.Data, entry.Name);
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return new BinMemoryStream(bmr.Data, entry.Name);
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}
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}
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internal ArcFile ReadOldIndex (ArcView file)
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internal ArcFile ReadOldIndex(ArcView file)
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{
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int count = file.View.ReadInt32 (4);
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if (!IsSaneCount (count))
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int count = file.View.ReadInt32(4);
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if (!IsSaneCount(count))
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return null;
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var dir = new List<Entry> (count);
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var dir = new List<Entry>(count);
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using (var index = file.CreateStream())
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{
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index.Position = 8;
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@ -132,29 +132,29 @@ namespace GameRes.Formats.Kaguya
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for (int i = 0; i < count; ++i)
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{
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var name = index.ReadCString();
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var entry = FormatCatalog.Instance.Create<Entry> (name);
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dir.Add (entry);
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var entry = FormatCatalog.Instance.Create<Entry>(name);
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dir.Add(entry);
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}
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index.Position = 12 + names_size;
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foreach (var entry in dir)
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{
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entry.Offset = index.ReadUInt32();
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entry.Size = index.ReadUInt32();
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if (!entry.CheckPlacement (file.MaxOffset))
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entry.Size = index.ReadUInt32();
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if (!entry.CheckPlacement(file.MaxOffset))
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return null;
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}
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}
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return new ArcFile (file, this, dir);
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return new ArcFile(file, this, dir);
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}
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}
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internal class LinkReader : IDisposable
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{
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IBinaryStream m_input;
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readonly long m_max_offset;
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bool m_has_encrypted;
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IBinaryStream m_input;
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readonly long m_max_offset;
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bool m_has_encrypted;
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protected LinkReader (ArcView file)
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protected LinkReader(ArcView file)
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{
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m_input = file.CreateStream();
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m_max_offset = file.MaxOffset;
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@ -162,31 +162,31 @@ namespace GameRes.Formats.Kaguya
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}
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public IBinaryStream Input { get { return m_input; } }
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public bool HasEncrypted { get { return m_has_encrypted; } }
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public bool HasEncrypted { get { return m_has_encrypted; } }
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public static LinkReader Create (ArcView file, int version)
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public static LinkReader Create(ArcView file, int version)
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{
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if (version < 4)
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return new LinkReader (file);
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return new LinkReader(file);
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else if (version < 6)
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return new Link4Reader (file);
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return new Link4Reader(file);
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else
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return new Link6Reader (file);
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return new Link6Reader(file);
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}
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protected virtual long GetDataOffset ()
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protected virtual long GetDataOffset()
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{
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return 8;
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}
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protected virtual string ReadName ()
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protected virtual string ReadName()
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{
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int name_length = m_input.ReadUInt8();
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Skip (2);
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return m_input.ReadCString (name_length);
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Skip(2);
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return m_input.ReadCString(name_length);
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}
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public List<Entry> ReadIndex ()
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public List<Entry> ReadIndex()
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{
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m_input.Position = GetDataOffset();
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@ -200,19 +200,19 @@ namespace GameRes.Formats.Kaguya
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break;
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if (size < 0x10)
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return null;
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int flags = m_input.ReadUInt16 ();
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int flags = m_input.ReadUInt16();
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bool is_compressed = (flags & 3) != 0;
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Skip (7);
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Skip(7);
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var name = ReadName();
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if (string.IsNullOrEmpty (name))
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if (string.IsNullOrEmpty(name))
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return null;
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var entry = FormatCatalog.Instance.Create<LinkEntry> (name);
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var entry = FormatCatalog.Instance.Create<LinkEntry>(name);
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entry.Offset = m_input.Position;
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entry.Size = size - (uint)(entry.Offset - base_offset);
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entry.Size = size - (uint)(entry.Offset - base_offset);
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if (is_compressed)
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{
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m_input.Read (header, 0, 4);
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if (header.AsciiEqual ("BMR"))
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m_input.Read(header, 0, 4);
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if (header.AsciiEqual("BMR"))
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{
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entry.IsPacked = true;
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entry.UnpackedSize = m_input.ReadUInt32();
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@ -220,40 +220,40 @@ namespace GameRes.Formats.Kaguya
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}
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entry.IsEncrypted = (flags & 4) != 0;
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m_has_encrypted = m_has_encrypted || entry.IsEncrypted;
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dir.Add (entry);
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dir.Add(entry);
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m_input.Position = entry.Offset + entry.Size;
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}
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return dir;
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}
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public virtual LinkEncryption GetEncryption ()
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public virtual LinkEncryption GetEncryption()
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{
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var params_dir = VFS.GetDirectoryName (m_input.Name);
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var params_dat = VFS.CombinePath (params_dir, "params.dat");
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if (!VFS.FileExists (params_dat))
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var params_dir = VFS.GetDirectoryName(m_input.Name);
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var params_dat = VFS.CombinePath(params_dir, "params.dat");
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if (!VFS.FileExists(params_dat))
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return null;
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using (var input = VFS.OpenBinaryStream (params_dat))
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using (var input = VFS.OpenBinaryStream(params_dat))
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{
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var param = ParamsDeserializer.Create (input);
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var param = ParamsDeserializer.Create(input);
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return param.GetEncryption();
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}
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}
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protected void Skip (int amount)
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protected void Skip(int amount)
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{
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m_input.Seek (amount, SeekOrigin.Current);
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m_input.Seek(amount, SeekOrigin.Current);
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}
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#region IDisposable Members
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public void Dispose ()
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public void Dispose()
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{
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Dispose (true);
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GC.SuppressFinalize (this);
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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bool _disposed = false;
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protected virtual void Dispose (bool disposing)
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protected virtual void Dispose(bool disposing)
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{
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if (!_disposed)
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{
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@ -267,11 +267,11 @@ namespace GameRes.Formats.Kaguya
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internal class Link4Reader : LinkReader
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{
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public Link4Reader (ArcView file) : base (file)
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public Link4Reader(ArcView file) : base(file)
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{
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}
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protected override long GetDataOffset ()
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protected override long GetDataOffset()
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{
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return 0xA;
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}
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@ -279,11 +279,11 @@ namespace GameRes.Formats.Kaguya
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internal class Link6Reader : LinkReader
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{
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public Link6Reader (ArcView file) : base (file)
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public Link6Reader(ArcView file) : base(file)
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{
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}
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protected override long GetDataOffset ()
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protected override long GetDataOffset()
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{
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Input.Position = 7;
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return 8 + Input.ReadUInt8();
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@ -291,29 +291,29 @@ namespace GameRes.Formats.Kaguya
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byte[] name_buffer = new byte[0x100];
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protected override string ReadName ()
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protected override string ReadName()
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{
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int name_length = Input.ReadUInt16();
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if (name_length > 0x400)
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throw new InvalidFormatException();
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if (name_length > name_buffer.Length)
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name_buffer = new byte[name_length];
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Input.Read (name_buffer, 0, name_length);
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return Encoding.Unicode.GetString (name_buffer, 0, name_length);
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Input.Read(name_buffer, 0, name_length);
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return Encoding.Unicode.GetString(name_buffer, 0, name_length);
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}
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}
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internal class BmrDecoder : IDisposable
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{
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byte[] m_output;
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MsbBitStream m_input;
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int m_final_size;
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int m_step;
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int m_key;
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byte[] m_output;
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MsbBitStream m_input;
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int m_final_size;
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int m_step;
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int m_key;
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public byte[] Data { get { return m_output; } }
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public BmrDecoder (IBinaryStream input)
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public BmrDecoder(IBinaryStream input)
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{
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input.Position = 3;
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m_step = input.ReadUInt8();
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@ -321,20 +321,20 @@ namespace GameRes.Formats.Kaguya
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m_key = input.ReadInt32();
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int unpacked_size = input.ReadInt32();
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m_output = new byte[unpacked_size];
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m_input = new MsbBitStream (input.AsStream, true);
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m_input = new MsbBitStream(input.AsStream, true);
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}
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public void Unpack ()
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public void Unpack()
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{
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m_input.Input.Position = 0x14;
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UnpackHuffman();
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UndoMoveToFront();
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m_output = Decode (m_output, m_key);
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m_output = Decode(m_output, m_key);
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if (m_step != 0)
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m_output = DecompressRLE (m_output);
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m_output = DecompressRLE(m_output);
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}
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byte[] DecompressRLE (byte[] input)
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byte[] DecompressRLE(byte[] input)
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{
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var result = new byte[m_final_size];
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int src = 0;
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@ -353,7 +353,7 @@ namespace GameRes.Formats.Kaguya
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int count = input[src++];
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if (0 != (count & 0x80))
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count = input[src++] + ((count & 0x7F) << 8) + 128;
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while (count --> 0 && dst < result.Length)
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while (count-- > 0 && dst < result.Length)
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{
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result[dst] = v2;
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dst += m_step;
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@ -372,7 +372,7 @@ namespace GameRes.Formats.Kaguya
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}
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void UndoMoveToFront ()
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void UndoMoveToFront()
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{
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var dict = new byte[256];
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for (int i = 0; i < 256; ++i)
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@ -383,13 +383,13 @@ namespace GameRes.Formats.Kaguya
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m_output[i] = dict[v];
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for (int j = v; j > 0; --j)
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{
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dict[j] = dict[j-1];
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dict[j] = dict[j - 1];
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}
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dict[0] = m_output[i];
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}
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}
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byte[] Decode (byte[] input, int key)
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byte[] Decode(byte[] input, int key)
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{
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var freq_table = new int[256];
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for (int i = 0; i < input.Length; ++i)
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@ -398,10 +398,10 @@ namespace GameRes.Formats.Kaguya
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}
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for (int i = 1; i < 256; ++i)
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{
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freq_table[i] += freq_table[i-1];
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freq_table[i] += freq_table[i - 1];
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}
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var distrib_table = new int[input.Length];
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for (int i = input.Length-1; i >= 0; --i)
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for (int i = input.Length - 1; i >= 0; --i)
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{
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int v = input[i];
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int freq = --freq_table[v];
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@ -417,10 +417,10 @@ namespace GameRes.Formats.Kaguya
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return copy_out;
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}
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ushort m_token;
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ushort[,] m_tree = new ushort[2,256];
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ushort m_token;
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ushort[,] m_tree = new ushort[2, 256];
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void UnpackHuffman ()
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void UnpackHuffman()
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{
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m_token = 256;
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ushort root = CreateHuffmanTree();
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@ -433,30 +433,30 @@ namespace GameRes.Formats.Kaguya
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int bit = m_input.GetNextBit();
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if (-1 == bit)
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throw new EndOfStreamException();
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symbol = m_tree[bit,symbol-256];
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symbol = m_tree[bit, symbol - 256];
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}
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m_output[dst++] = (byte)symbol;
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}
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}
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ushort CreateHuffmanTree ()
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ushort CreateHuffmanTree()
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{
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if (0 != m_input.GetNextBit())
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{
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ushort v = m_token++;
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m_tree[0,v-256] = CreateHuffmanTree();
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m_tree[1,v-256] = CreateHuffmanTree();
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m_tree[0, v - 256] = CreateHuffmanTree();
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m_tree[1, v - 256] = CreateHuffmanTree();
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return v;
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}
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else
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{
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return (ushort)m_input.GetBits (8);
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return (ushort)m_input.GetBits(8);
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}
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}
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#region IDisposable Members
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bool _disposed = false;
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public void Dispose ()
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public void Dispose()
|
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{
|
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if (!_disposed)
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{
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@ -469,78 +469,78 @@ namespace GameRes.Formats.Kaguya
|
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internal abstract class ParamsDeserializer
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{
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protected IBinaryStream m_input;
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protected string m_title;
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protected Version m_version;
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protected IBinaryStream m_input;
|
||||
protected string m_title;
|
||||
protected Version m_version;
|
||||
|
||||
protected ParamsDeserializer (IBinaryStream input, Version version)
|
||||
protected ParamsDeserializer(IBinaryStream input, Version version)
|
||||
{
|
||||
m_input = input;
|
||||
m_version = version;
|
||||
}
|
||||
|
||||
public static ParamsDeserializer Create (IBinaryStream input)
|
||||
public static ParamsDeserializer Create(IBinaryStream input)
|
||||
{
|
||||
var header = input.ReadHeader (0x11);
|
||||
if (header.AsciiEqual ("[SCR-PARAMS]v0"))
|
||||
var header = input.ReadHeader(0x11);
|
||||
if (header.AsciiEqual("[SCR-PARAMS]v0"))
|
||||
{
|
||||
Version version;
|
||||
if ('.' == header[15])
|
||||
version = Version.Parse (header.GetCString (13, 4));
|
||||
version = Version.Parse(header.GetCString(13, 4));
|
||||
else
|
||||
version = new Version (header[14] - '0', 0);
|
||||
version = new Version(header[14] - '0', 0);
|
||||
if (2 == version.Major)
|
||||
return new ParamsV2Deserializer (input, version);
|
||||
return new ParamsV2Deserializer(input, version);
|
||||
else if (version.Major < 5)
|
||||
return new ParamsV4Deserializer (input, version);
|
||||
return new ParamsV4Deserializer(input, version);
|
||||
else if (5 == version.Major && (version.Minor >= 4 && version.Minor <= 7))
|
||||
return new ParamsV5Deserializer (input, version);
|
||||
return new ParamsV5Deserializer(input, version);
|
||||
}
|
||||
throw new UnknownEncryptionScheme();
|
||||
}
|
||||
|
||||
public virtual LinkEncryption GetEncryption ()
|
||||
public virtual LinkEncryption GetEncryption()
|
||||
{
|
||||
return new LinkEncryption (GetKey());
|
||||
return new LinkEncryption(GetKey());
|
||||
}
|
||||
|
||||
public abstract byte[] GetKey ();
|
||||
public abstract byte[] GetKey();
|
||||
|
||||
protected byte[] ReadKey ()
|
||||
protected byte[] ReadKey()
|
||||
{
|
||||
int key_length = m_input.ReadInt32();
|
||||
return m_input.ReadBytes (key_length);
|
||||
return m_input.ReadBytes(key_length);
|
||||
}
|
||||
|
||||
protected virtual string ReadString ()
|
||||
protected virtual string ReadString()
|
||||
{
|
||||
int length = m_input.ReadUInt8();
|
||||
return m_input.ReadCString (length);
|
||||
return m_input.ReadCString(length);
|
||||
}
|
||||
|
||||
protected virtual void SkipString ()
|
||||
protected virtual void SkipString()
|
||||
{
|
||||
SkipChunk();
|
||||
}
|
||||
|
||||
protected void Skip (int amount)
|
||||
protected void Skip(int amount)
|
||||
{
|
||||
m_input.Seek (amount, SeekOrigin.Current);
|
||||
m_input.Seek(amount, SeekOrigin.Current);
|
||||
}
|
||||
|
||||
protected void SkipChunk ()
|
||||
protected void SkipChunk()
|
||||
{
|
||||
Skip (m_input.ReadUInt8());
|
||||
Skip(m_input.ReadUInt8());
|
||||
}
|
||||
|
||||
protected void SkipArray ()
|
||||
protected void SkipArray()
|
||||
{
|
||||
int count = m_input.ReadUInt8();
|
||||
for (int i = 0; i < count; ++i)
|
||||
SkipChunk();
|
||||
}
|
||||
|
||||
protected void SkipDict ()
|
||||
protected void SkipDict()
|
||||
{
|
||||
int count = m_input.ReadUInt8();
|
||||
for (int i = 0; i < count; ++i)
|
||||
@ -550,7 +550,7 @@ namespace GameRes.Formats.Kaguya
|
||||
}
|
||||
}
|
||||
|
||||
protected void ReadHeader (int start)
|
||||
protected void ReadHeader(int start)
|
||||
{
|
||||
m_input.Position = start;
|
||||
SkipChunk();
|
||||
@ -569,19 +569,19 @@ namespace GameRes.Formats.Kaguya
|
||||
|
||||
internal class ParamsV2Deserializer : ParamsDeserializer
|
||||
{
|
||||
public ParamsV2Deserializer (IBinaryStream input, Version version) : base (input, version)
|
||||
public ParamsV2Deserializer(IBinaryStream input, Version version) : base(input, version)
|
||||
{
|
||||
}
|
||||
|
||||
public override LinkEncryption GetEncryption ()
|
||||
public override LinkEncryption GetEncryption()
|
||||
{
|
||||
var key = GetKey();
|
||||
return new LinkEncryption (key, m_title != "幼なじみと甘～くエッチに過ごす方法");
|
||||
return new LinkEncryption(key, m_title != "幼なじみと甘～くエッチに過ごす方法");
|
||||
}
|
||||
|
||||
public override byte[] GetKey ()
|
||||
public override byte[] GetKey()
|
||||
{
|
||||
ReadHeader (0x17);
|
||||
ReadHeader(0x17);
|
||||
|
||||
if ("幼なじみと甘～くエッチに過ごす方法" == m_title)
|
||||
{
|
||||
@ -596,7 +596,7 @@ namespace GameRes.Formats.Kaguya
|
||||
SkipArray();
|
||||
SkipArray();
|
||||
m_input.ReadInt32();
|
||||
return m_input.ReadBytes (240000);
|
||||
return m_input.ReadBytes(240000);
|
||||
}
|
||||
else // 毎日がＭ！
|
||||
{
|
||||
@ -623,15 +623,15 @@ namespace GameRes.Formats.Kaguya
|
||||
|
||||
internal class ParamsV4Deserializer : ParamsDeserializer
|
||||
{
|
||||
public ParamsV4Deserializer (IBinaryStream input, Version version) : base (input, version)
|
||||
public ParamsV4Deserializer(IBinaryStream input, Version version) : base(input, version)
|
||||
{
|
||||
}
|
||||
|
||||
public override byte[] GetKey ()
|
||||
public override byte[] GetKey()
|
||||
{
|
||||
ReadHeader (0x19);
|
||||
ReadHeader(0x19);
|
||||
|
||||
Skip (m_version.Major < 5 ? 12 : 11);
|
||||
Skip(m_version.Major < 5 ? 12 : 11);
|
||||
int count = m_input.ReadUInt8();
|
||||
for (int i = 0; i < count; ++i)
|
||||
{
|
||||
@ -654,72 +654,72 @@ namespace GameRes.Formats.Kaguya
|
||||
|
||||
internal class ParamsV5Deserializer : ParamsDeserializer
|
||||
{
|
||||
public ParamsV5Deserializer (IBinaryStream input, Version version) : base (input, version)
|
||||
public ParamsV5Deserializer(IBinaryStream input, Version version) : base(input, version)
|
||||
{
|
||||
}
|
||||
|
||||
public override byte[] GetKey ()
|
||||
public override byte[] GetKey()
|
||||
{
|
||||
ReadHeader (0x1B);
|
||||
ReadHeader(0x1B);
|
||||
|
||||
Skip (m_version.Minor <= 4 ? 15 : 16);
|
||||
Skip(m_version.Minor <= 4 ? 15 : 16);
|
||||
for (int i = 0; i < 3; ++i)
|
||||
{
|
||||
if (0 != m_input.ReadUInt8())
|
||||
SkipTree();
|
||||
}
|
||||
Skip (m_input.ReadInt32() * 0xC);
|
||||
Skip(m_input.ReadInt32() * 0xC);
|
||||
return ReadKey();
|
||||
}
|
||||
|
||||
protected override void SkipString ()
|
||||
protected override void SkipString()
|
||||
{
|
||||
int length = m_input.ReadUInt16();
|
||||
Skip (length);
|
||||
Skip(length);
|
||||
}
|
||||
|
||||
byte[] name_buffer = new byte[0x100];
|
||||
|
||||
protected override string ReadString ()
|
||||
protected override string ReadString()
|
||||
{
|
||||
int length = m_input.ReadUInt16();
|
||||
if (length > name_buffer.Length)
|
||||
name_buffer = new byte[length];
|
||||
m_input.Read (name_buffer, 0, length);
|
||||
return Encoding.Unicode.GetString (name_buffer, 0, length);
|
||||
m_input.Read(name_buffer, 0, length);
|
||||
return Encoding.Unicode.GetString(name_buffer, 0, length);
|
||||
}
|
||||
|
||||
protected void SkipTree ()
|
||||
protected void SkipTree()
|
||||
{
|
||||
SkipString();
|
||||
int count = m_input.ReadInt32();
|
||||
while (count --> 0)
|
||||
while (count-- > 0)
|
||||
{
|
||||
SkipString();
|
||||
SkipString();
|
||||
}
|
||||
count = m_input.ReadInt32();
|
||||
while (count --> 0)
|
||||
while (count-- > 0)
|
||||
SkipTree();
|
||||
}
|
||||
}
|
||||
|
||||
internal class LinkEncryption
|
||||
{
|
||||
byte[] m_key;
|
||||
byte[] m_key;
|
||||
Tuple<string, Decryptor>[] m_type_table;
|
||||
|
||||
delegate Stream Decryptor (LinkArchive arc, LinkEntry entry);
|
||||
delegate Stream Decryptor(LinkArchive arc, LinkEntry entry);
|
||||
|
||||
static readonly ResourceInstance<AnmOpener> An00 = new ResourceInstance<AnmOpener> ("ANM/KAGUYA");
|
||||
static readonly ResourceInstance<An10Opener> An10 = new ResourceInstance<An10Opener> ("AN10/KAGUYA");
|
||||
static readonly ResourceInstance<An20Opener> An20 = new ResourceInstance<An20Opener> ("AN20/KAGUYA");
|
||||
static readonly ResourceInstance<Pl00Opener> Pl00 = new ResourceInstance<Pl00Opener> ("PLT/KAGUYA");
|
||||
static readonly ResourceInstance<AnmOpener> An00 = new ResourceInstance<AnmOpener>("ANM/KAGUYA");
|
||||
static readonly ResourceInstance<An10Opener> An10 = new ResourceInstance<An10Opener>("AN10/KAGUYA");
|
||||
static readonly ResourceInstance<An20Opener> An20 = new ResourceInstance<An20Opener>("AN20/KAGUYA");
|
||||
static readonly ResourceInstance<Pl00Opener> Pl00 = new ResourceInstance<Pl00Opener>("PLT/KAGUYA");
|
||||
|
||||
public LinkEncryption (byte[] key, bool anm_encrypted = true)
|
||||
public LinkEncryption(byte[] key, bool anm_encrypted = true)
|
||||
{
|
||||
if (null == key || 0 == key.Length)
|
||||
throw new ArgumentException ("Invalid encryption key");
|
||||
throw new ArgumentException("Invalid encryption key");
|
||||
m_key = key;
|
||||
var table = new List<Tuple<string, Decryptor>>
|
||||
{
|
||||
@ -730,52 +730,52 @@ namespace GameRes.Formats.Kaguya
|
||||
};
|
||||
if (anm_encrypted)
|
||||
{
|
||||
table.Add (new Tuple<string, Decryptor> ("AN00", (a, e) => DecryptAn00 (a, e)));
|
||||
table.Add (new Tuple<string, Decryptor> ("AN20", (a, e) => DecryptAn20 (a, e)));
|
||||
table.Add (new Tuple<string, Decryptor> ("AN21", (a, e) => DecryptAn21 (a, e)));
|
||||
table.Add (new Tuple<string, Decryptor> ("PL00", (a, e) => DecryptPL00 (a, e)));
|
||||
table.Add (new Tuple<string, Decryptor> ("PL10", (a, e) => DecryptPL10 (a, e)));
|
||||
table.Add(new Tuple<string, Decryptor>("AN00", (a, e) => DecryptAnm(a, e, An00.Value)));
|
||||
table.Add(new Tuple<string, Decryptor>("AN10", (a, e) => DecryptAnm(a, e, An10.Value)));
|
||||
table.Add(new Tuple<string, Decryptor>("AN20", (a, e) => DecryptAnm(a, e, An20.Value)));
|
||||
table.Add(new Tuple<string, Decryptor>("AN21", (a, e) => DecryptAn21(a, e)));
|
||||
table.Add(new Tuple<string, Decryptor>("PL00", (a, e) => DecryptAnm(a, e, Pl00.Value)));
|
||||
table.Add(new Tuple<string, Decryptor>("PL10", (a, e) => DecryptPl10(a, e)));
|
||||
}
|
||||
m_type_table = table.ToArray();
|
||||
}
|
||||
|
||||
public Stream DecryptEntry (LinkArchive arc, LinkEntry entry)
|
||||
public Stream DecryptEntry(LinkArchive arc, LinkEntry entry)
|
||||
{
|
||||
var header = arc.File.View.ReadBytes (entry.Offset, 4);
|
||||
var header = arc.File.View.ReadBytes(entry.Offset, 4);
|
||||
foreach (var type in m_type_table)
|
||||
{
|
||||
if (header.AsciiEqual (type.Item1))
|
||||
return type.Item2 (arc, entry);
|
||||
if (header.AsciiEqual(type.Item1))
|
||||
return type.Item2(arc, entry);
|
||||
}
|
||||
return arc.File.CreateStream (entry.Offset, entry.Size);
|
||||
return arc.File.CreateStream(entry.Offset, entry.Size);
|
||||
}
|
||||
|
||||
Stream DecryptImage (LinkArchive arc, LinkEntry entry, uint data_offset)
|
||||
Stream DecryptImage(LinkArchive arc, LinkEntry entry, uint data_offset)
|
||||
{
|
||||
var header = arc.File.View.ReadBytes (entry.Offset, data_offset);
|
||||
Stream body = arc.File.CreateStream (entry.Offset+data_offset, entry.Size-data_offset);
|
||||
body = new ByteStringEncryptedStream (body, m_key);
|
||||
return new PrefixStream (header, body);
|
||||
var header = arc.File.View.ReadBytes(entry.Offset, data_offset);
|
||||
Stream body = arc.File.CreateStream(entry.Offset + data_offset, entry.Size - data_offset);
|
||||
body = new ByteStringEncryptedStream(body, m_key);
|
||||
return new PrefixStream(header, body);
|
||||
}
|
||||
|
||||
Stream DecryptAnm (LinkArchive arc, LinkEntry entry, IAnmReader reader)
|
||||
Stream DecryptAnm(LinkArchive arc, LinkEntry entry, IAnmReader reader)
|
||||
{
|
||||
var data = arc.File.View.ReadBytes (entry.Offset, entry.Size);
|
||||
var input = new BinMemoryStream (data, entry.Name);
|
||||
var dir = reader.GetFramesList (input);
|
||||
var data = arc.File.View.ReadBytes(entry.Offset, entry.Size);
|
||||
var input = new BinMemoryStream(data, entry.Name);
|
||||
var dir = reader.GetFramesList(input);
|
||||
if (dir != null)
|
||||
{
|
||||
int w = data.ToInt32 (frame_offset);
|
||||
int h = data.ToInt32 (frame_offset+4);
|
||||
int size = 4 * w * h;
|
||||
frame_offset += 8;
|
||||
DecryptData (data, frame_offset, size);
|
||||
frame_offset += size + 8;
|
||||
foreach (AnmEntry frame in dir)
|
||||
{
|
||||
DecryptData(data, (int)frame.ImageDataOffset, (int)frame.ImageDataSize);
|
||||
}
|
||||
}
|
||||
return new BinMemoryStream (data, entry.Name);
|
||||
input.Position = 0;
|
||||
return input;
|
||||
}
|
||||
|
||||
Stream DecryptAn20(LinkArchive arc, LinkEntry entry)
|
||||
Stream DecryptAn21(LinkArchive arc, LinkEntry entry)
|
||||
{
|
||||
var data = arc.File.View.ReadBytes(entry.Offset, entry.Size);
|
||||
int count = data.ToUInt16(4);
|
||||
@ -794,71 +794,16 @@ namespace GameRes.Formats.Kaguya
|
||||
}
|
||||
}
|
||||
count = data.ToUInt16(offset);
|
||||
offset += 2 + count * 8;
|
||||
int frame_count = data.ToInt16(offset);
|
||||
offset += 18;
|
||||
for(int i = 0; i < frame_count; ++i)
|
||||
{
|
||||
offset += 8;
|
||||
int w = data.ToInt32(offset);
|
||||
int h = data.ToInt32(offset + 4);
|
||||
int channels = data.ToInt32(offset + 8);
|
||||
int frame_size = channels * w * h;
|
||||
offset += 12;
|
||||
DecryptData(data, offset, frame_size);
|
||||
offset += frame_size;
|
||||
}
|
||||
return new BinMemoryStream(data, entry.Name);
|
||||
}
|
||||
|
||||
Stream DecryptAn21 (LinkArchive arc, LinkEntry entry)
|
||||
{
|
||||
var data = arc.File.View.ReadBytes (entry.Offset, entry.Size);
|
||||
int count = data.ToUInt16 (4);
|
||||
int offset = 8;
|
||||
for (int i = 0; i < count; ++i)
|
||||
{
|
||||
switch (data[offset++])
|
||||
{
|
||||
case 0: break;
|
||||
case 1: offset += 8; break;
|
||||
case 2:
|
||||
case 3:
|
||||
case 4:
|
||||
case 5: offset += 4; break;
|
||||
default: return new BinMemoryStream (data, entry.Name);
|
||||
}
|
||||
}
|
||||
count = data.ToUInt16 (offset);
|
||||
offset += 2 + count * 8 + 0x21;
|
||||
int w = data.ToInt32 (offset);
|
||||
int h = data.ToInt32 (offset+4);
|
||||
int channels = data.ToInt32 (offset+8);
|
||||
int w = data.ToInt32(offset);
|
||||
int h = data.ToInt32(offset + 4);
|
||||
int channels = data.ToInt32(offset + 8);
|
||||
offset += 12;
|
||||
DecryptData (data, offset, channels * w * h);
|
||||
return new BinMemoryStream (data, entry.Name);
|
||||
}
|
||||
|
||||
Stream DecryptPL00(LinkArchive arc, LinkEntry entry)
|
||||
{
|
||||
var data = arc.File.View.ReadBytes(entry.Offset, entry.Size);
|
||||
int count = data.ToUInt16(4);
|
||||
int offset = 22;
|
||||
for(int i = 0; i < count; ++i)
|
||||
{
|
||||
offset += 8;
|
||||
int w = data.ToInt32(offset);
|
||||
int h = data.ToInt32(offset + 4);
|
||||
int channels = data.ToInt32(offset + 8);
|
||||
int size = channels * w * h;
|
||||
offset += 12;
|
||||
DecryptData(data, offset, size);
|
||||
offset += size;
|
||||
}
|
||||
DecryptData(data, offset, channels * w * h);
|
||||
return new BinMemoryStream(data, entry.Name);
|
||||
}
|
||||
|
||||
Stream DecryptPL10(LinkArchive arc, LinkEntry entry)
|
||||
Stream DecryptPl10(LinkArchive arc, LinkEntry entry)
|
||||
{
|
||||
var data = arc.File.View.ReadBytes(entry.Offset, entry.Size);
|
||||
int offset = 30;
|
||||
@ -870,11 +815,11 @@ namespace GameRes.Formats.Kaguya
|
||||
return new BinMemoryStream(data, entry.Name);
|
||||
}
|
||||
|
||||
void DecryptData (byte[] data, int index, int length)
|
||||
void DecryptData(byte[] data, int index, int length)
|
||||
{
|
||||
while (length > 0)
|
||||
{
|
||||
int count = Math.Min (length, m_key.Length);
|
||||
int count = Math.Min(length, m_key.Length);
|
||||
for (int i = 0; i < count; ++i)
|
||||
{
|
||||
data[index++] ^= m_key[i];
|
||||
@ -883,4 +828,4 @@ namespace GameRes.Formats.Kaguya
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user