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FlyingShine PD archive variation.

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This commit is contained in:
morkt 2017-01-28 14:04:27 +04:00
parent 89feec7e4d
commit 475d3af4e9
1 changed files with 62 additions and 24 deletions
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86
ArcFormats/FlyingShine/ArcPD.cs
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@ -2,7 +2,7 @@
//! \date Thu Aug 14 19:10:02 2014 //! \date Thu Aug 14 19:10:02 2014
//! \brief PD archive format implementation. //! \brief PD archive format implementation.
// //
// Copyright (C) 2014 by morkt // Copyright (C) 2014-2017 by morkt
// //
// Permission is hereby granted, free of charge, to any person obtaining a copy // Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to // of this software and associated documentation files (the "Software"), to
@ -62,13 +62,13 @@ namespace GameRes.Formats.Fs
uint version = file.View.ReadUInt32 (4); uint version = file.View.ReadUInt32 (4);
if (0x796c6e4f != version && 0x73756c50 != version) // 'Only' || 'Plus' if (0x796c6e4f != version && 0x73756c50 != version) // 'Only' || 'Plus'
return null; return null;
uint count = file.View.ReadUInt32 (0x40); int count = file.View.ReadInt32 (0x40);
if (count > 0x0fffff || count * 0x90 >= file.MaxOffset) if (!IsSaneCount (count) || count * 0x90 >= file.MaxOffset)
return null; return null;
bool encrypted = 0x73756c50 == version; bool encrypted = 0x73756c50 == version;
long cur_offset = 0x48; long cur_offset = 0x48;
var dir = new List<Entry> ((int)count); var dir = new List<Entry> (count);
for (uint i = 0; i < count; ++i) for (int i = 0; i < count; ++i)
{ {
string name = file.View.ReadString (cur_offset, 0x80); string name = file.View.ReadString (cur_offset, 0x80);
var entry = FormatCatalog.Instance.Create<Entry> (name); var entry = FormatCatalog.Instance.Create<Entry> (name);
@ -88,19 +88,7 @@ namespace GameRes.Formats.Fs
{ {
Stream input = arc.File.CreateStream (entry.Offset, entry.Size); Stream input = arc.File.CreateStream (entry.Offset, entry.Size);
if (arc is PackPlusArchive) if (arc is PackPlusArchive)
{ input = new XoredStream (input, 0xFF);
MemoryStream buffer;
using (input)
{
buffer = new MemoryStream ((int)entry.Size);
input.CopyTo (buffer);
}
var data = buffer.GetBuffer();
for (uint i = 0; i < entry.Size; ++i)
data[i] = (byte)~data[i];
buffer.Position = 0;
input = buffer;
}
return input; return input;
} }
@ -229,11 +217,6 @@ namespace GameRes.Formats.Fs
public override bool IsHierarchic { get { return false; } } public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } } public override bool CanWrite { get { return false; } }
public FlyingShinePdOpener ()
{
Extensions = new string[] { "pd" };
}
public override ArcFile TryOpen (ArcView file) public override ArcFile TryOpen (ArcView file)
{ {
if (!file.View.AsciiEqual (4, "ngShinePDFile\0")) if (!file.View.AsciiEqual (4, "ngShinePDFile\0"))
@ -241,7 +224,7 @@ namespace GameRes.Formats.Fs
uint crc = file.View.ReadUInt16 (0x12); uint crc = file.View.ReadUInt16 (0x12);
byte key = file.View.ReadByte (0x14); byte key = file.View.ReadByte (0x14);
int count = file.View.ReadInt32 (0x1c); int count = file.View.ReadInt32 (0x1c);
if (count < 0 || count > 0xfffff) if (!IsSaneCount (count))
return null; return null;
uint index_size = (uint)(0x30 * count); uint index_size = (uint)(0x30 * count);
if (index_size > file.View.Reserve (0x20, index_size)) if (index_size > file.View.Reserve (0x20, index_size))
@ -276,4 +259,59 @@ namespace GameRes.Formats.Fs
buf[i] ^= key; buf[i] ^= key;
} }
} }
[Export(typeof(ArchiveFormat))]
public class Pd3Opener : ArchiveFormat
{
public override string Tag { get { return "PD/3"; } }
public override string Description { get { return "Flying Shine resource archive version 3"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
int index_count = file.View.ReadInt32 (0);
int count = file.View.ReadInt32 (4);
uint total_size = file.View.ReadUInt32 (0xC);
if (index_count < count || !IsSaneCount (index_count) || !IsSaneCount (count))
return null;
uint index_size = 0x11C * (uint)index_count;
if (index_size >= file.MaxOffset - 0x18)
return null;
uint index_offset = 0x18;
long base_offset = index_size + index_offset;
if (base_offset + total_size != file.MaxOffset)
return null;
var dir = new List<Entry> (count);
for (int i = 0; i < index_count; ++i)
{
if (0 != file.View.ReadByte (index_offset))
{
var name = file.View.ReadString (index_offset, 0x104);
var entry = FormatCatalog.Instance.Create<Entry> (name);
entry.Size = file.View.ReadUInt32 (index_offset+0x108);
entry.Offset = base_offset + file.View.ReadUInt32 (index_offset+0x10C);
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
}
index_offset += 0x11C;
}
if (0 == dir.Count)
return null;
return new ArcFile (file, this, dir);
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
if (!entry.Name.EndsWith (".def", StringComparison.InvariantCultureIgnoreCase) &&
!entry.Name.EndsWith (".dsf", StringComparison.InvariantCultureIgnoreCase))
return base.OpenEntry (arc, entry);
var data = arc.File.View.ReadBytes (entry.Offset, entry.Size);
for (int i = 0; i < data.Length; ++i)
data[i] = Binary.RotByteR (data[i], 4);
return new BinMemoryStream (data);
}
}
} }