public override ArcFile TryOpen(ArcView file)
{
string lst_name = Path.ChangeExtension(file.Name, ".lst");
if (lst_name == file.Name || !VFS.FileExists(lst_name))
{
return(null);
}
var lst_entry = VFS.FindFile(lst_name);
int count = (int)(lst_entry.Size / 0x16);
if (count > 0xffff || count * 0x16 != lst_entry.Size)
{
return(null);
}
using (var lst = VFS.OpenView(lst_entry))
{
var dir = new List <Entry> (count);
uint index_offset = 0;
for (int i = 0; i < count; ++i)
{
string name = lst.View.ReadString(index_offset, 14);
var entry = FormatCatalog.Instance.Create <Entry> (name);
entry.Offset = lst.View.ReadUInt32(index_offset + 14);
entry.Size = lst.View.ReadUInt32(index_offset + 18);
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
index_offset += 0x16;
}
return(new ArcFile(file, this, dir));
}
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.Name.HasExtension(".lay"))
{
return(null);
}
int tile_count = file.View.ReadInt32(0);
int coord_count = file.View.ReadInt32(4);
if (!IsSaneCount(tile_count) || !IsSaneCount(coord_count))
{
return(null);
}
var base_name = Path.GetFileNameWithoutExtension(file.Name).TrimEnd('_');
var png_name = VFS.ChangeFileName(file.Name, base_name + ".png");
if (!VFS.FileExists(png_name))
{
return(null);
}
ImageData image;
var png_entry = VFS.FindFile(png_name);
using (var decoder = VFS.OpenImage(png_entry))
image = decoder.Image;
using (var input = file.CreateStream())
using (var index = new BinaryReader(input))
{
input.Position = 8;
var dir = new List <Entry> (tile_count);
for (int i = 0; i < tile_count; ++i)
{
uint id = index.ReadUInt32();
int first = index.ReadInt32();
int count = index.ReadInt32();
var name = string.Format("{0}#{1:X8}", base_name, id);
var entry = new LayEntry {
Name = name, Type = "image", Offset = 0,
Id = id, First = first, Count = count
};
dir.Add(entry);
}
var tiles = new List <LayCoord> (coord_count);
for (int i = 0; i < coord_count; ++i)
{
var tile = new LayCoord();
tile.TargetX = index.ReadSingle() + 1;
tile.TargetY = index.ReadSingle() + 1;
tile.SourceX = index.ReadSingle() - 1;
tile.SourceY = index.ReadSingle() - 1;
tiles.Add(tile);
}
return(new LayArchive(file, this, dir, image.Bitmap, tiles));
}
}
public override ArcFile TryOpen(ArcView file)
{
var arc_list = new List <Entry>();
long max_offset = file.MaxOffset;
for (int i = 1; i < 100; ++i)
{
var part_name = Path.ChangeExtension(file.Name, string.Format("a{0:D02}", i));
if (!VFS.FileExists(part_name))
{
break;
}
var part = VFS.FindFile(part_name);
arc_list.Add(part);
max_offset += part.Size;
}
uint index_length = file.View.ReadUInt32(8);
uint data_offset = file.View.ReadUInt32(0x10);
using (var zindex = file.CreateStream(0x20, index_length))
using (var uindex = new ZLibStream(zindex, CompressionMode.Decompress))
using (var index = new BinaryStream(uindex, file.Name))
{
var buffer = new byte[500];
var dir = new List <Entry>();
while (index.PeekByte() != -1)
{
int entry_length = index.ReadInt32();
if (entry_length <= 528)
{
return(null);
}
bool is_deleted = index.ReadUInt32() != 0;
var entry = new PackedEntry();
entry.Offset = index.ReadInt64() + data_offset;
index.ReadUInt32();
entry.Size = index.ReadUInt32();
entry.UnpackedSize = index.ReadUInt32();
entry.IsPacked = entry.Size != entry.UnpackedSize;
index.Read(buffer, 0, 500);
int name_length = index.Read(buffer, 0, entry_length - 528);
if (!is_deleted && entry.CheckPlacement(max_offset))
{
entry.Name = Encoding.Unicode.GetString(buffer, 0, name_length);
entry.Type = FormatCatalog.Instance.GetTypeFromName(entry.Name);
dir.Add(entry);
}
}
return(new Mpf2Archive(file, this, dir, arc_list));
}
}
public override ArcFile TryOpen(ArcView file)
{
string index_name = Path.ChangeExtension(file.Name, ".dll");
if (index_name == file.Name || !VFS.FileExists(index_name))
{
return(null);
}
var index_entry = VFS.FindFile(index_name);
if (index_entry.Size < 12)
{
return(null);
}
int count = file.View.ReadInt32(0);
if (!IsSaneCount(count) || (count & 0xFFFF) == 0x5A4D) // 'MZ'
{
return(null);
}
var base_name = Path.GetFileNameWithoutExtension(file.Name);
using (var idx = VFS.OpenView(index_entry))
{
var dir = new List <Entry> (count);
uint index_offset = 4;
int i = 0;
uint last_offset = 3;
while (index_offset + 8 <= idx.MaxOffset)
{
uint offset = idx.View.ReadUInt32(index_offset);
if (offset <= last_offset)
{
return(null);
}
var name = string.Format("{0}#{1:D5}", base_name, i++);
var entry = AutoEntry.Create(file, offset, name);
entry.Size = idx.View.ReadUInt32(index_offset + 4);
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
last_offset = offset;
index_offset += 8;
}
return(new ArcFile(file, this, dir));
}
}
DirectoryViewModel GetNewViewModel(string path)
{
if (!string.IsNullOrEmpty(path))
{
if (!VFS.IsVirtual)
{
path = Path.GetFullPath(path);
}
var entry = VFS.FindFile(path);
if (!(entry is SubDirEntry))
{
SetBusyState();
}
VFS.ChDir(entry);
}
return(new DirectoryViewModel(VFS.FullPath, VFS.GetFiles(), VFS.IsVirtual));
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.Name.HasExtension(".vpk"))
{
return(null);
}
var vtb_name = Path.ChangeExtension(file.Name, "vtb");
if (!VFS.FileExists(vtb_name))
{
return(null);
}
var vtb_entry = VFS.FindFile(vtb_name);
int count = (int)(vtb_entry.Size / 0x0C) - 1;
if (!IsSaneCount(count))
{
return(null);
}
using (var vtb = VFS.OpenView(vtb_entry))
{
vtb.View.Reserve(0, (uint)vtb.MaxOffset);
uint index_offset = 0;
uint next_offset = vtb.View.ReadUInt32(8);
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
string name = vtb.View.ReadString(index_offset, 8) + ".vaw";
var entry = FormatCatalog.Instance.Create <Entry> (name);
entry.Offset = next_offset;
index_offset += 0xC;
next_offset = vtb.View.ReadUInt32(index_offset + 8);
entry.Size = next_offset - (uint)entry.Offset;
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
}
return(new ArcFile(file, this, dir));
}
}
public override IImageDecoder OpenImage(ArcFile arc, Entry entry)
{
var input = arc.OpenBinaryEntry(entry);
int length = (int)(input.Length - 0x10);
if ((length & 3) != 0)
{
return(ImageFormatDecoder.Create(input));
}
uint width = input.ReadUInt32();
uint height = input.ReadUInt32();
int buf_width = input.ReadInt32();
int buf_height = input.ReadInt32();
var info = new ImageMetaData {
Width = width, Height = height, BPP = 32
};
if (DefaultVisualMap.Value.ContainsKey(entry.Name))
{
var diff_info = DefaultVisualMap.Value[entry.Name];
if (VFS.FileExists(diff_info.BaseFileName))
{
var base_entry = VFS.FindFile(diff_info.BaseFileName);
using (var visbase = VFS.OpenImage(base_entry))
{
var base_decoder = visbase as Gx4ImageDecoder;
if (base_decoder != null)
{
info.OffsetX = diff_info.PosX;
info.OffsetY = diff_info.PosY;
var pixels = base_decoder.ReadPixels();
return(new Gx4OverlayDecoder(pixels, base_decoder.Info, input, info));
}
}
}
}
return(new Gx4ImageDecoder(input, info));
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.View.AsciiEqual(0, "EPK "))
{
return(null);
}
uint index_size = file.View.ReadUInt32(4) - 0x20;
int count = file.View.ReadInt32(0x18);
if (!IsSaneCount(count) || index_size >= file.MaxOffset)
{
return(null);
}
uint index_offset = 0x20;
if (index_size > file.View.Reserve(index_offset, index_size))
{
return(null);
}
var arc_list = new List <Entry>();
var arc_dir = VFS.GetDirectoryName(file.Name);
var arc_name = Path.GetFileNameWithoutExtension(file.Name);
for (int i = 1; i < 10; ++i)
{
var part_name = string.Format("{0}.e{1:D02}", arc_name, i);
part_name = VFS.CombinePath(arc_dir, part_name);
if (!VFS.FileExists(part_name))
{
break;
}
arc_list.Add(VFS.FindFile(part_name));
}
var name_buffer = new byte[0x40];
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
uint name_offset = file.View.ReadUInt32(index_offset + 8);
int name_length = file.View.ReadInt32(name_offset);
if (name_length <= 0 || name_length >= index_size)
{
return(null);
}
if (name_length > name_buffer.Length)
{
name_buffer = new byte[name_length];
}
file.View.Read(name_offset + 4, name_buffer, 0, (uint)name_length);
for (int j = 0; j < name_length; ++j)
{
name_buffer[j] ^= 0xFF;
}
var name = Encodings.cp932.GetString(name_buffer, 0, name_length);
var entry = FormatCatalog.Instance.Create <EpkEntry> (name);
entry.Offset = file.View.ReadInt64(index_offset + 0x10);
entry.Size = file.View.ReadUInt32(index_offset + 0x18);
dir.Add(entry);
index_offset += 0x28;
}
var arc_set = new List <ArcView> (arc_list.Count);
try
{
long max_offset = file.MaxOffset;
var bounds = new List <long> (arc_list.Count + 1);
bounds.Add(max_offset);
foreach (var arc_entry in arc_list)
{
var arc_file = VFS.OpenView(arc_entry);
arc_set.Add(arc_file);
max_offset += arc_file.MaxOffset;
bounds.Add(max_offset);
}
foreach (EpkEntry entry in dir)
{
if (!entry.CheckPlacement(max_offset))
{
return(null);
}
entry.ArcNumber = bounds.FindIndex(x => x > entry.Offset);
if (entry.ArcNumber > 0)
{
entry.Offset -= bounds[entry.ArcNumber - 1];
}
}
var arc = new EpkArchive(file, this, dir, arc_set);
arc_set = null;
return(arc);
}
finally
{
if (arc_set != null)
{
foreach (var arc in arc_set)
{
arc.Dispose();
}
}
}
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.Name.HasExtension(".paz"))
{
return(null);
}
uint signature = file.View.ReadUInt32(0);
// XXX encryption is queried for every .paz file
var scheme = QueryEncryption(file.Name, signature);
uint start_offset = scheme.Version > 0 ? 0x20u : 0u;
uint index_size = file.View.ReadUInt32(start_offset);
start_offset += 4;
byte xor_key = (byte)(index_size >> 24);
if (xor_key != 0)
{
index_size ^= (uint)(xor_key << 24 | xor_key << 16 | xor_key << 8 | xor_key);
}
if (0 != (index_size & 7) || index_size + start_offset >= file.MaxOffset)
{
return(null);
}
var arc_list = new List <Entry>();
var arc_dir = VFS.GetDirectoryName(file.Name);
long max_offset = file.MaxOffset;
for (char suffix = 'A'; suffix <= 'Z'; ++suffix)
{
var part_name = VFS.CombinePath(arc_dir, file.Name + suffix);
if (!VFS.FileExists(part_name))
{
break;
}
var part = VFS.FindFile(part_name);
arc_list.Add(part);
max_offset += part.Size;
}
var arc_name = Path.GetFileNameWithoutExtension(file.Name).ToLowerInvariant();
bool is_audio = AudioPazNames.Contains(arc_name);
bool is_video = VideoPazNames.Contains(arc_name);
Stream input = file.CreateStream(start_offset, index_size);
byte[] video_key = null;
List <Entry> dir;
try
{
if (xor_key != 0)
{
input = new XoredStream(input, xor_key);
}
var enc = new Blowfish(scheme.ArcKeys[arc_name].IndexKey);
input = new InputCryptoStream(input, enc.CreateDecryptor());
using (var index = new ArcView.Reader(input))
{
int count = index.ReadInt32();
if (!IsSaneCount(count))
{
return(null);
}
if (is_video)
{
video_key = index.ReadBytes(0x100);
}
dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
var name = index.BaseStream.ReadCString();
var entry = FormatCatalog.Instance.Create <PazEntry> (name);
entry.Offset = index.ReadInt64();
entry.UnpackedSize = index.ReadUInt32();
entry.Size = index.ReadUInt32();
entry.AlignedSize = index.ReadUInt32();
if (!entry.CheckPlacement(max_offset))
{
return(null);
}
entry.IsPacked = index.ReadInt32() != 0;
if (string.IsNullOrEmpty(entry.Type) && is_audio)
{
entry.Type = "audio";
}
if (scheme.Version > 0)
{
string password = "";
if (!entry.IsPacked && scheme.TypeKeys != null)
{
password = scheme.GetTypePassword(name, is_audio);
}
if (!string.IsNullOrEmpty(password) || is_video)
{
password = string.Format("{0} {1:X08} {2}", name.ToLowerInvariant(), entry.UnpackedSize, password);
entry.Key = Encodings.cp932.GetBytes(password);
}
}
dir.Add(entry);
}
}
}
finally
{
input.Dispose();
}
List <ArcView> parts = null;
if (arc_list.Count > 0)
{
parts = new List <ArcView> (arc_list.Count);
try
{
foreach (var arc_entry in arc_list)
{
var arc_file = VFS.OpenView(arc_entry);
parts.Add(arc_file);
}
}
catch
{
foreach (var part in parts)
{
part.Dispose();
}
throw;
}
}
if (is_video)
{
if (scheme.Version < 1)
{
var table = new byte[0x100];
for (int i = 0; i < 0x100; ++i)
{
table[video_key[i]] = (byte)i;
}
video_key = table;
}
return(new MovPazArchive(file, this, dir, scheme.Version, xor_key, video_key, parts));
}
return(new PazArchive(file, this, dir, scheme.Version, xor_key, scheme.ArcKeys[arc_name].DataKey, parts));
}
public override ArcFile TryOpen(ArcView file)
{
if (file.Name.HasExtension(".idx"))
{
return(null);
}
string idx_name = Path.ChangeExtension(file.Name, ".idx");
if (!VFS.FileExists(idx_name))
{
return(null);
}
var idx_entry = VFS.FindFile(idx_name);
if (idx_entry.Size > 0xfffff || idx_entry.Size < 10000)
{
return(null);
}
byte[] index;
using (var idx = VFS.OpenView(idx_entry))
index = DecryptIndex(idx);
int index_offset = 0;
int entry_size = index.Length / 10000;
if (entry_size > 40)
{
entry_size = 40;
}
bool long_offsets = 40 == entry_size;
int name_size = long_offsets ? 0x18 : 0x14;
long first_offset = LittleEndian.ToUInt32(index, name_size);
bool has_scripts = false;
var dir = new List <Entry>();
while (index_offset < index.Length)
{
if (0 == index[index_offset])
{
break;
}
var name = Binary.GetCString(index, index_offset, name_size);
index_offset += name_size;
var entry = FormatCatalog.Instance.Create <Entry> (name);
if (name.HasExtension("dat"))
{
entry.Type = "script";
has_scripts = true;
}
if (long_offsets)
{
entry.Offset = LittleEndian.ToInt64(index, index_offset) - first_offset;
entry.Size = LittleEndian.ToUInt32(index, index_offset + 8);
index_offset += 0x10;
}
else
{
entry.Offset = LittleEndian.ToUInt32(index, index_offset) - first_offset;
entry.Size = LittleEndian.ToUInt32(index, index_offset + 4);
index_offset += 8;
}
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
}
if (0 == dir.Count)
{
return(null);
}
if (dir[0].Name.HasExtension("gr")) // CG archive
{
var rng = DetectEncryptionScheme(file, dir[0]);
return(new EaglsArchive(file, this, dir, new CgEncryption(rng)));
}
else if (has_scripts)
{
var enc = QueryEncryption();
if (enc != null)
{
return(new EaglsArchive(file, this, dir, enc));
}
}
return(new ArcFile(file, this, dir));
}
public override ImageMetaData ReadMetaData(Stream stream)
{
var tex = VFS.FindFile("tex");
if (!(tex is SubDirEntry))
{
return(null);
}
using (var reader = new StreamReader(stream, Encoding.UTF8, false, 2048, true))
{
reader.ReadLine(); // skip signature
string line = reader.ReadLine();
if (null == line)
{
return(null);
}
var match = pair_re.Match(line);
if (!match.Success)
{
return(null);
}
uint width = Convert.ToUInt16(match.Groups[1].Value);
uint height = Convert.ToUInt16(match.Groups[2].Value);
line = reader.ReadLine();
if (null == line)
{
return(null);
}
int count = Convert.ToInt16(line);
if (0 == count)
{
return(null);
}
var list = new List <IEnumerable <DziTile> > (count);
for (int i = 0; i < count; ++i)
{
line = reader.ReadLine();
if (null == line)
{
return(null);
}
match = pair_re.Match(line);
if (!match.Success)
{
return(null);
}
int block_w = Convert.ToUInt16(match.Groups[1].Value);
int block_h = Convert.ToUInt16(match.Groups[2].Value);
var tiles = new List <DziTile> (block_w * block_h);
int y = 0;
for (int j = 0; j < block_h; ++j)
{
int x = 0;
line = reader.ReadLine();
if (null == line)
{
return(null);
}
line = line.TrimEnd();
foreach (var file in line.Split(','))
{
if (!string.IsNullOrEmpty(file))
{
var filename = VFS.CombinePath(tex.Name, file);
tiles.Add(new DziTile {
X = x, Y = y, FileName = filename
});
}
x += 256;
}
y += 256;
}
list.Add(tiles);
}
return(new DziMetaData
{
Width = width,
Height = height,
BPP = 32,
Tiles = list,
});
}
}
public override ArcFile TryOpen(ArcView file)
{
string idx_name = Path.ChangeExtension(file.Name, ".idx");
if (file.Name.Equals(idx_name, StringComparison.InvariantCultureIgnoreCase) ||
!VFS.FileExists(idx_name))
{
return(null);
}
var idx_entry = VFS.FindFile(idx_name);
if (idx_entry.Size > 0xfffff || idx_entry.Size < 10000)
{
return(null);
}
byte[] index;
using (var idx = VFS.OpenView(idx_entry))
index = DecryptIndex(idx);
int index_offset = 0;
int entry_size = index.Length / 10000;
bool long_offsets = 40 == entry_size;
int name_size = long_offsets ? 0x18 : 0x14;
long first_offset = LittleEndian.ToUInt32(index, name_size);
var dir = new List <Entry>();
while (index_offset < index.Length)
{
if (0 == index[index_offset])
{
break;
}
var name = Binary.GetCString(index, index_offset, name_size);
index_offset += name_size;
var entry = FormatCatalog.Instance.Create <Entry> (name);
if (name.EndsWith(".dat", StringComparison.InvariantCultureIgnoreCase))
{
entry.Type = "script";
}
if (long_offsets)
{
entry.Offset = LittleEndian.ToInt64(index, index_offset) - first_offset;
entry.Size = LittleEndian.ToUInt32(index, index_offset + 8);
index_offset += 0x10;
}
else
{
entry.Offset = LittleEndian.ToUInt32(index, index_offset) - first_offset;
entry.Size = LittleEndian.ToUInt32(index, index_offset + 4);
index_offset += 8;
}
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
}
if (0 == dir.Count)
{
return(null);
}
if (dir[0].Name.EndsWith(".gr", StringComparison.InvariantCultureIgnoreCase)) // CG archive
{
return(new CgArchive(file, this, dir));
}
else
{
return(new ArcFile(file, this, dir));
}
}