void ImportKeys(string source_name)
{
var script_lpk = VFS.CombinePath(Path.GetDirectoryName(source_name), "SCRIPT.LPK");
using (var script_file = VFS.OpenView(script_lpk))
using (var script_arc = Open(ScriptName, script_file, CurrentScheme, null))
{
if (null == script_arc)
{
throw new UnknownEncryptionScheme();
}
var entry = script_arc.Dir.FirstOrDefault(e => e.Name.Equals("gameinit.sob", StringComparison.InvariantCultureIgnoreCase));
if (null == entry)
{
throw new FileNotFoundException("Missing 'gameinit.sob' entry in SCRIPT.LPK");
}
using (var gameinit = script_arc.OpenEntry(entry))
{
var init_data = new byte[gameinit.Length];
gameinit.Read(init_data, 0, init_data.Length);
if (!ParseGameInit(init_data))
{
throw new UnknownEncryptionScheme();
}
}
}
}
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));
}
}
IList <string> GetFileNames(string arc_name)
{
var dir_name = VFS.GetDirectoryName(arc_name);
var lst_name = Path.ChangeExtension(arc_name, ".lst");
if (VFS.FileExists(lst_name))
{
return(ReadListFile(lst_name));
}
var lists_lst_name = VFS.CombinePath(dir_name, "lists.lst");
if (!VFS.FileExists(lists_lst_name))
{
return(null);
}
var base_name = Path.GetFileNameWithoutExtension(arc_name);
var arcs = ReadListFile(lists_lst_name);
var arc_no = arcs.IndexOf(base_name);
if (-1 == arc_no)
{
return(null);
}
var lists_bin_name = VFS.CombinePath(dir_name, "lists.bin");
using (var lists_bin = VFS.OpenView(lists_bin_name))
return(ReadFileNames(lists_bin, arc_no));
}
public override ArcFile TryOpen(ArcView file)
{
string lstname = file.Name + ".lst";
if (!VFS.FileExists(lstname))
{
return(null);
}
using (var lst = VFS.OpenView(lstname))
{
List <Entry> dir = null;
try
{
dir = OpenMoon(lst, file.MaxOffset);
}
catch { /* ignore parse errors */ }
if (null == dir)
{
dir = OpenNexton(lst, file.MaxOffset);
}
if (null == dir)
{
return(null);
}
return(new ArcFile(file, this, dir));
}
}
uint GetContentKey(ArcView file, List <Entry> dir, EncryptionScheme scheme)
{
if (null != scheme.ContentKey)
{
return(scheme.ContentKey.Value);
}
if (VFS.IsPathEqualsToFileName(file.Name, "system.arc"))
{
return(ReadSysenvSeed(file, dir, scheme.IndexKey));
}
else
{
var system_arc = VFS.CombinePath(VFS.GetDirectoryName(file.Name), "system.arc");
using (var arc = VFS.OpenView(system_arc))
{
var header = arc.View.ReadBytes(0, 0x30);
Decrypt(header, 0, scheme.IndexKey);
using (var arc_file = ReadIndex(arc, header, scheme))
{
return(ReadSysenvSeed(arc, arc_file.Dir, scheme.IndexKey));
}
}
}
}
public override ArcFile TryOpen(ArcView file)
{
string lstname = file.Name + ".lst"; //we find the name of the file with the name of the original file
if (!VFS.FileExists(lstname))
{
return(null);
}
using (var lst = VFS.OpenView(lstname)) //lst is a view on the file lst that is created with the name of the file of the view
{
List <Entry> dir = null;
try
{
dir = OpenMoon(lst, file.MaxOffset);
}
catch { /* ignore parse errors */ }
if (null == dir)
{
dir = OpenNexton(lst, file.MaxOffset);
}
if (null == dir)
{
return(null);
}
return(new ArcFile(file, this, dir));
}
}
public Dictionary <string, ArcView> GenerateResourceMap(List <Entry> dir)
{
var res_map = new Dictionary <string, ArcView>();
var asset_dir = VFS.GetDirectoryName(m_res_name);
foreach (AssetEntry entry in dir)
{
if (null == entry.Bundle)
{
continue;
}
if (res_map.ContainsKey(entry.Bundle.Name))
{
continue;
}
var bundle_name = VFS.CombinePath(asset_dir, entry.Bundle.Name);
if (!VFS.FileExists(bundle_name))
{
entry.Bundle = null;
entry.Offset = entry.AssetObject.Offset;
entry.Size = entry.AssetObject.Size;
continue;
}
res_map[entry.Bundle.Name] = VFS.OpenView(bundle_name);
}
return(res_map);
}
Stream OpenLstIndex(ArcView file, string dat_name, HibikiDatScheme scheme)
{
var lst_name = Path.ChangeExtension(file.Name, ".lst");
if (VFS.FileExists(lst_name))
{
return(VFS.OpenStream(lst_name));
}
else if ("init.dat" == dat_name)
{
return(file.CreateStream());
}
// try to open 'init.dat' archive in the same directory
var init_dat = VFS.CombinePath(VFS.GetDirectoryName(file.Name), "init.dat");
if (!VFS.FileExists(init_dat))
{
return(file.CreateStream());
}
try
{
using (var init = VFS.OpenView(init_dat))
using (var init_arc = TryOpenWithScheme(init, ReadCount(init), scheme))
{
lst_name = Path.GetFileName(lst_name);
var lst_entry = init_arc.Dir.First(e => e.Name == lst_name);
return(init_arc.OpenEntry(lst_entry));
}
}
catch
{
return(file.CreateStream());
}
}
internal IBinaryStream OpenFg(IBinaryStream fg)
{
var fge_name = Path.ChangeExtension(fg.Name, ".fge");
using (var fge = VFS.OpenView(fge_name))
{
if (fge.MaxOffset != 0x818)
{
throw new InvalidFormatException();
}
int chunk1_size = fge.View.ReadInt32(0);
int chunk2_offset = fge.View.ReadInt32(0x404);
int chunk2_size = fge.View.ReadInt32(0x408);
bool is_compressed = fge.View.ReadInt32(0x810) != 0;
int part1_size = chunk2_offset + chunk2_size;
var part1 = new byte[part1_size];
fge.View.Read(4, part1, 0, (uint)chunk1_size);
fg.Position = 5;
fg.Read(part1, chunk1_size, chunk2_offset - chunk1_size);
fge.View.Read(0x40C, part1, chunk2_offset, (uint)chunk2_size);
var part2 = new StreamRegion(fg.AsStream, fg.Position, true);
Stream fg_stream = new PrefixStream(part1, part2);
if (is_compressed)
{
fg_stream = new ZLibStream(fg_stream, CompressionMode.Decompress);
fg_stream = new SeekableStream(fg_stream);
}
return(new BinaryStream(fg_stream, fg.Name));
}
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.Name.HasExtension(".dat"))
{
return(null);
}
var cpn_name = Path.ChangeExtension(file.Name, ".cpn");
if (!VFS.FileExists(cpn_name))
{
return(null);
}
byte key;
string cpn_index;
using (var cpn = VFS.OpenView(cpn_name))
{
key = cpn.View.ReadByte(0);
var cpn_data = cpn.View.ReadBytes(1, (uint)(cpn.MaxOffset - 1));
for (int i = 0; i < cpn_data.Length; ++i)
{
cpn_data[i] ^= key;
}
cpn_index = Encodings.cp932.GetString(cpn_data);
}
int idx = cpn_index.IndexOf('#', 1);
if (idx <= 1)
{
return(null);
}
var data_name = cpn_index.Substring(1, idx - 1);
if (!VFS.IsPathEqualsToFileName(file.Name, data_name))
{
return(null);
}
var dir = new List <Entry>();
var match = CpnEntryRe.Match(cpn_index, idx);
while (match.Success)
{
var name = match.Groups["name"].Value;
var entry = FormatCatalog.Instance.Create <Entry> (name);
entry.Offset = UInt32.Parse(match.Groups["offset"].Value);
entry.Size = UInt32.Parse(match.Groups["size"].Value);
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
match = match.NextMatch();
}
if (0 == dir.Count)
{
return(null);
}
return(new CpnArchive(file, this, dir, key));
}
List <Entry> ReadIndex(string ini_file, string arc_name)
{
if (null == LastAccessedIndex ||
!LastAccessedIndex.Item1.Equals(ini_file, StringComparison.InvariantCultureIgnoreCase))
{
LastAccessedIndex = null;
using (var ini = VFS.OpenView(ini_file))
{
if (!ini.View.AsciiEqual(0, "S4IC") && !ini.View.AsciiEqual(0, "S3IC"))
{
return(null);
}
uint packed_size = ini.View.ReadUInt32(0x134);
using (var packed = ini.CreateStream(0x138, packed_size))
using (var unpacked = new LzssStream(packed))
using (var index = new BinaryReader(unpacked))
{
int arc_count = index.ReadInt32();
var name_buf = new byte[0x100];
var file_table = new Dictionary <string, List <Entry> > (arc_count, StringComparer.InvariantCultureIgnoreCase);
var arc_list = new List <List <Entry> > (arc_count);
for (int i = 0; i < arc_count; ++i)
{
index.Read(name_buf, 0, name_buf.Length);
var file_list = new List <Entry>();
file_table.Add(Binary.GetCString(name_buf, 0, name_buf.Length), file_list);
arc_list.Add(file_list);
}
int file_count = index.ReadInt32();
for (int i = 0; i < file_count; ++i)
{
index.Read(name_buf, 0, 0x40);
int arc_id = index.ReadInt32();
if (arc_id < 0 || arc_id >= arc_list.Count)
{
return(null);
}
index.ReadInt32(); // file number
uint offset = index.ReadUInt32();
uint size = index.ReadUInt32();
var name = Binary.GetCString(name_buf, 0, 0x40);
if ("@" == name)
{
continue;
}
var entry = FormatCatalog.Instance.Create <Entry> (name);
entry.Offset = offset;
entry.Size = size;
arc_list[arc_id].Add(entry);
}
LastAccessedIndex = Tuple.Create(ini_file, file_table);
}
}
}
List <Entry> dir = null;
LastAccessedIndex.Item2.TryGetValue(arc_name, out dir);
return(dir);
}
/// <summary>
/// Look for control block within specified TPM plugin file.
/// </summary>
public override void Init(ArcFile arc)
{
if (ControlBlock != null)
{
return;
}
if (string.IsNullOrEmpty(TpmFileName))
{
throw new InvalidEncryptionScheme();
}
var dir_name = VFS.GetDirectoryName(arc.File.Name);
var tpm_name = VFS.CombinePath(dir_name, TpmFileName);
using (var tpm = VFS.OpenView(tpm_name))
{
if (tpm.MaxOffset < 0x1000 || tpm.MaxOffset > uint.MaxValue)
{
throw new InvalidEncryptionScheme("Invalid KiriKiri TPM plugin");
}
using (var view = tpm.CreateViewAccessor(0, (uint)tpm.MaxOffset))
unsafe
{
byte *begin = view.GetPointer(0);
byte *end = begin + (((uint)tpm.MaxOffset - 0x1000u) & ~0x3u);
try {
while (begin < end)
{
int i;
for (i = 0; i < s_ctl_block_signature.Length; ++i)
{
if (begin[i] != s_ctl_block_signature[i])
{
break;
}
}
if (s_ctl_block_signature.Length == i)
{
ControlBlock = new uint[0x400];
uint *src = (uint *)begin;
for (i = 0; i < ControlBlock.Length; ++i)
{
ControlBlock[i] = ~src[i];
}
return;
}
begin += 4; // control block expected to be on a dword boundary
}
throw new InvalidEncryptionScheme("No control block found inside TPM plugin");
}
finally {
view.SafeMemoryMappedViewHandle.ReleasePointer();
}
}
}
}
public override ArcFile TryOpen(ArcView file)
{
var name = Path.GetFileName(file.Name);
if (!NamePattern.IsMatch(name))
{
return(null);
}
var match = NamePattern.Match(name);
int name_id = 1;
var num_str = match.Groups["num"].Value;
if (!string.IsNullOrEmpty(num_str))
{
name_id = Int32.Parse(num_str);
}
if (name_id < 1)
{
return(null);
}
ArcView index = file;
try
{
if (name_id != 1)
{
string index_name;
if (file.Name.HasExtension(".dat"))
{
index_name = VFS.ChangeFileName(file.Name, "0001.dat");
}
else
{
index_name = VFS.ChangeFileName(file.Name, "data");
}
if (!VFS.FileExists(index_name))
{
return(null);
}
index = VFS.OpenView(index_name);
}
var dir = ReadIndex(index, name_id, file.MaxOffset);
if (null == dir || 0 == dir.Count)
{
return(null);
}
return(new ArcFile(file, this, dir));
}
finally
{
if (index != file)
{
index.Dispose();
}
}
}
public override ArcFile TryOpen(ArcView file)
{
if (file.Name.HasExtension(".SPL"))
{
return(null);
}
var index_name = Path.ChangeExtension(file.Name, ".SPL");
if (!VFS.FileExists(index_name))
{
return(null);
}
using (var idx = VFS.OpenView(index_name))
{
if (!idx.View.AsciiEqual(0, "SFP\0"))
{
return(null);
}
uint align = idx.View.ReadUInt32(0xC);
uint index_offset = 0x20;
uint names_offset = idx.View.ReadUInt32(index_offset);
if (names_offset > idx.MaxOffset || names_offset <= index_offset)
{
return(null);
}
int count = (int)(names_offset - index_offset) / 0x10;
if (!IsSaneCount(count))
{
return(null);
}
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
uint name_offset = idx.View.ReadUInt32(index_offset);
var name = idx.View.ReadString(name_offset, (uint)(idx.MaxOffset - name_offset));
if (string.IsNullOrWhiteSpace(name))
{
return(null);
}
var entry = FormatCatalog.Instance.Create <Entry> (name);
entry.Size = idx.View.ReadUInt32(index_offset + 4);
entry.Offset = (long)idx.View.ReadUInt32(index_offset + 8) * align;
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
index_offset += 0x10;
}
return(new ArcFile(file, this, dir));
}
}
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));
}
}
public override ArcFile TryOpen(ArcView file)
{
if (file.Name.HasExtension(".lst"))
{
return(null);
}
var lst_name = Path.ChangeExtension(file.Name, ".lst");
if (!VFS.FileExists(lst_name))
{
return(null);
}
using (var lst = VFS.OpenView(lst_name))
{
if (!lst.View.AsciiEqual(0, "ARC1.00"))
{
return(null);
}
int count = lst.View.ReadInt32(8);
if (!IsSaneCount(count))
{
return(null);
}
uint lst_pos = 0x10;
var name_buffer = new byte[0x20];
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
lst.View.Read(lst_pos + 0x10, name_buffer, 0, 0x20);
for (int j = 0; j < 0x20 && name_buffer[j] != 0; ++j)
{
name_buffer[j] ^= 0x80;
}
var name = Binary.GetCString(name_buffer, 0);
var entry = Create <PackedEntry> (name);
entry.Size = lst.View.ReadUInt32(lst_pos + 8);
entry.Offset = lst.View.ReadUInt32(lst_pos + 0xC);
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
entry.UnpackedSize = lst.View.ReadUInt32(lst_pos + 4);
entry.IsPacked = lst.View.ReadInt32(lst_pos) != 0;
dir.Add(entry);
lst_pos += 0x30;
}
return(new ArcFile(file, this, dir));
}
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.View.AsciiEqual(0, "PF"))
{
return(null);
}
var base_name = Path.GetFileName(file.Name);
if (!base_name.Equals("data02", StringComparison.InvariantCultureIgnoreCase))
{
return(null);
}
var index_name = VFS.CombinePath(VFS.GetDirectoryName(file.Name), "data01");
if (!VFS.FileExists(index_name))
{
return(null);
}
using (var index = VFS.OpenView(index_name))
{
if (!index.View.AsciiEqual(0, "IF"))
{
return(null);
}
int count = index.View.ReadInt16(2);
if (!IsSaneCount(count) || 4 + 0x18 * count > index.MaxOffset)
{
return(null);
}
uint index_offset = 4;
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
var name = index.View.ReadString(index_offset, 0x10);
var entry = FormatCatalog.Instance.Create <Entry> (name);
entry.Offset = index.View.ReadUInt32(index_offset + 0x10);
entry.Size = index.View.ReadUInt32(index_offset + 0x14);
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
index_offset += 0x18;
}
return(new ArcFile(file, this, dir));
}
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.Name.EndsWith(".det", StringComparison.InvariantCultureIgnoreCase))
{
return(null);
}
var name_file = Path.ChangeExtension(file.Name, "nme");
var index_file = Path.ChangeExtension(file.Name, "atm");
if (!VFS.FileExists(name_file) || !VFS.FileExists(index_file))
{
return(null);
}
using (var nme = VFS.OpenView(name_file))
using (var idx = VFS.OpenView(index_file))
{
int count = (int)(idx.MaxOffset / 0x14);
if (!IsSaneCount(count))
{
return(null);
}
uint idx_offset = 0;
var name_table = nme.View.ReadBytes(0, (uint)nme.MaxOffset);
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
int name_offset = idx.View.ReadInt32(idx_offset);
if (name_offset < 0 || name_offset >= name_table.Length)
{
return(null);
}
var name = Binary.GetCString(name_table, name_offset, name_table.Length - name_offset);
var entry = FormatCatalog.Instance.Create <PackedEntry> (name);
entry.Offset = idx.View.ReadUInt32(idx_offset + 4);
entry.Size = idx.View.ReadUInt32(idx_offset + 8);
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
entry.UnpackedSize = idx.View.ReadUInt32(idx_offset + 0x10);
entry.IsPacked = true;
dir.Add(entry);
idx_offset += 0x14;
}
return(new ArcFile(file, this, dir));
}
}
BinScheme FindScheme(ArcView bin_file)
{
var bin_name = Path.GetFileName(bin_file.Name).ToUpperInvariant();
foreach (var game in KnownSchemes.Values)
{
BinScheme scheme;
if (game.TryGetValue(bin_name, out scheme) && bin_file.MaxOffset == scheme.Size)
{
return(scheme);
}
}
if (bin_file.MaxOffset >= uint.MaxValue)
{
return(null);
}
var bin_dir = VFS.GetDirectoryName(bin_file.Name);
var game_dir = Directory.GetParent(bin_dir).FullName;
var exe_files = VFS.GetFiles(VFS.CombinePath(game_dir, "*.exe"));
if (!exe_files.Any())
{
return(null);
}
var last_idx = new byte[12];
LittleEndian.Pack((uint)bin_file.MaxOffset, last_idx, 0);
LittleEndian.Pack((uint)bin_file.MaxOffset, last_idx, 4);
foreach (var exe_entry in exe_files)
{
using (var exe_file = VFS.OpenView(exe_entry))
{
var exe = new ExeFile(exe_file);
if (!exe.ContainsSection(".data"))
{
continue;
}
var data_section = exe.Sections[".data"];
var idx_pos = exe.FindString(data_section, last_idx, 4);
if (idx_pos > 0)
{
return(ParseIndexTable(exe_file, data_section, idx_pos, bin_name));
}
}
}
return(null);
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.Name.HasExtension(".ar2"))
{
return(null);
}
var idx_name = Path.ChangeExtension(file.Name, ".idx");
using (var idx_view = VFS.OpenView(idx_name))
using (var idx = idx_view.CreateStream())
{
int count = idx.ReadInt32();
if (!IsSaneCount(count))
{
return(null);
}
var name_buffer = new byte[0x100];
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
uint size = idx.ReadUInt32();
uint unpacked_size = idx.ReadUInt32();
idx.ReadInt32();
int name_length = idx.ReadInt32();
uint offset = idx.ReadUInt32();
if (name_length > name_buffer.Length)
{
return(null);
}
idx.Read(name_buffer, 0, name_length);
for (int j = 0; j < name_length; ++j)
{
name_buffer[j] ^= 0x55;
}
var name = Encodings.cp932.GetString(name_buffer, 0, name_length);
var entry = FormatCatalog.Instance.Create <Entry> (name);
entry.Offset = offset;
entry.Size = size;
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
}
return(new ArcFile(file, this, dir));
}
}
public override ArcFile TryOpen(ArcView file)
{
var pft_name = Path.ChangeExtension(file.Name, "pft");
if (file.Name.Equals(pft_name, StringComparison.InvariantCultureIgnoreCase) ||
!VFS.FileExists(pft_name))
{
return(null);
}
using (var pft_view = VFS.OpenView(pft_name))
using (var pft = pft_view.CreateStream())
{
var arc_name = Path.GetFileNameWithoutExtension(file.Name);
string ext = "";
ExtensionMap.TryGetValue(arc_name, out ext);
uint header_size = pft.ReadUInt16();
uint cluster_size = pft.ReadUInt16();
int count = pft.ReadInt32();
if (!IsSaneCount(count))
{
return(null);
}
pft.Position = header_size;
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
var name = pft.ReadCString(8);
if (name.Length > 0)
{
if (!string.IsNullOrEmpty(ext))
{
name = Path.ChangeExtension(name, ext);
}
var entry = FormatCatalog.Instance.Create <Entry> (name);
entry.Offset = cluster_size * (long)pft.ReadUInt32();
entry.Size = pft.ReadUInt32();
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
}
}
return(new ArcFile(file, this, dir));
}
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.Name.HasExtension(".arc"))
{
return(null);
}
var bin_name = Path.ChangeExtension(file.Name, "BIN");
if (!VFS.FileExists(bin_name))
{
return(null);
}
using (var bin = VFS.OpenView(bin_name))
{
if (!bin.View.AsciiEqual(0, "LSDARC V.100"))
{
return(null);
}
int count = bin.View.ReadInt32(0xC);
if (!IsSaneCount(count))
{
return(null);
}
using (var index = bin.CreateStream())
{
index.Position = 0x10;
var dir = new List <Entry>(count);
for (int i = 0; i < count; ++i)
{
var entry = new PackedEntry();
entry.IsPacked = index.ReadInt32() != 0;
entry.Offset = index.ReadUInt32();
entry.UnpackedSize = index.ReadUInt32();
entry.Size = index.ReadUInt32();
entry.Name = index.ReadCString();
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
}
return(new ArcFile(file, this, dir));
}
}
}
public override ArcFile TryOpen(ArcView file)
{
string pak_name = Path.ChangeExtension(file.Name, "pak");
if (pak_name == file.Name || !VFS.FileExists(pak_name))
{
return(null);
}
var file_map = GetFileMap(pak_name);
if (null == file_map)
{
return(null);
}
string base_name = Path.GetFileNameWithoutExtension(pak_name);
using (var pak = VFS.OpenView(pak_name))
{
if (0x00646568 != pak.View.ReadUInt32(0))
{
return(null);
}
int count = pak.View.ReadInt32(4);
if (count != file_map.Count)
{
return(null);
}
List <Entry> dir;
if ("cg" == base_name)
{
dir = ReadCgPak(pak, file, file_map);
}
else
{
dir = ReadVoicePak(pak, file, file_map);
}
if (null == dir)
{
return(null);
}
return(new ArcFile(file, this, dir));
}
}
public override ArcFile TryOpen(ArcView file)
{
var name = Path.GetFileName(file.Name);
if (!NamePattern.IsMatch(name))
{
return(null);
}
var match = NamePattern.Match(name);
int name_id = Int32.Parse(match.Groups[1].Value);
if (name_id < 1)
{
return(null);
}
ArcView index = file;
try
{
if (name_id != 1)
{
var index_name = VFS.ChangeFileName(file.Name, "0001.dat");
if (!VFS.FileExists(index_name))
{
return(null);
}
index = VFS.OpenView(index_name);
}
var dir = ReadIndex(index, name_id, file.MaxOffset);
if (null == dir || 0 == dir.Count)
{
return(null);
}
return(new ArcFile(file, this, dir));
}
finally
{
if (index != file)
{
index.Dispose();
}
}
}
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 ArcFile TryOpen(ArcView file)
{
if (!file.View.AsciiEqual(4, "-PAC"))
{
return(null);
}
var hed_name = Path.ChangeExtension(file.Name, "hed");
if (!VFS.FileExists(hed_name))
{
return(null);
}
using (var hed = VFS.OpenView(hed_name))
{
if (!hed.View.AsciiEqual(0, "PPAC-HED"))
{
return(null);
}
uint index_offset = 0x10;
const uint data_offset = 0x10;
int count = (int)(hed.MaxOffset - index_offset) / 0x20;
if (!IsSaneCount(count))
{
return(null);
}
var dir = new List <Entry> (count);
while (index_offset + 0x20 <= hed.MaxOffset)
{
var name = hed.View.ReadString(index_offset, 0x10);
var entry = FormatCatalog.Instance.Create <PackedEntry> (name);
entry.Offset = hed.View.ReadUInt32(index_offset + 0x10) + data_offset;
entry.Size = hed.View.ReadUInt32(index_offset + 0x14);
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
index_offset += 0x20;
}
return(new ArcFile(file, this, dir));
}
}
public override ArcFile TryOpen(ArcView file)
{
if (!file.Name.EndsWith(".snn", StringComparison.InvariantCultureIgnoreCase))
{
return(null);
}
var inx_name = Path.ChangeExtension(file.Name, "Inx");
if (!VFS.FileExists(inx_name))
{
return(null);
}
using (var inx = VFS.OpenView(inx_name))
{
int count = inx.View.ReadInt32(0);
if (!IsSaneCount(count))
{
return(null);
}
int inx_offset = 4;
if (inx_offset + count * 0x48 > inx.MaxOffset)
{
return(null);
}
var dir = new List <Entry> (count);
for (int i = 0; i < count; ++i)
{
var name = inx.View.ReadString(inx_offset, 0x40);
var entry = FormatCatalog.Instance.Create <Entry> (name);
entry.Offset = inx.View.ReadUInt32(inx_offset + 0x40);
entry.Size = inx.View.ReadUInt32(inx_offset + 0x44);
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
dir.Add(entry);
inx_offset += 0x48;
}
return(new ArcFile(file, this, dir));
}
}
List <Entry> ReadIndex(string ini_file, string arc_name)
{
if (null == LastAccessedIndex ||
!LastAccessedIndex.Item1.Equals(ini_file, StringComparison.OrdinalIgnoreCase))
{
LastAccessedIndex = null;
using (var ini = VFS.OpenView(ini_file))
{
IBinaryStream index;
bool is_append = ini.View.AsciiEqual(0, "S4AC");
if (is_append || ini.View.AsciiEqual(0, "S4IC") || ini.View.AsciiEqual(0, "S3IC"))
{
uint offset = is_append ? 0x114u : 0x134u;
uint packed_size = ini.View.ReadUInt32(offset);
var packed = ini.CreateStream(offset + 4, packed_size);
var unpacked = new LzssStream(packed);
index = new BinaryStream(unpacked, ini_file);
}
else if (ini.View.AsciiEqual(0, "S3IN"))
{
index = ini.CreateStream(0x12C);
}
else
{
return(null);
}
using (index)
{
var file_table = ReadSysIni(index);
if (null == file_table)
{
return(null);
}
LastAccessedIndex = Tuple.Create(ini_file, file_table);
}
}
}
List <Entry> dir = null;
LastAccessedIndex.Item2.TryGetValue(arc_name, out dir);
return(dir);
}
IList <string> GetFileNames(string dir_name, string base_name)
{
var lists_lst_name = VFS.CombinePath(dir_name, "lists.lst");
if (!VFS.FileExists(lists_lst_name))
{
return(null);
}
var arcs = GetArcNames(lists_lst_name);
var arc_no = arcs.IndexOf(base_name);
if (-1 == arc_no)
{
return(null);
}
var lists_bin_name = VFS.CombinePath(dir_name, "lists.bin");
using (var lists_bin = VFS.OpenView(lists_bin_name))
return(ReadFileNames(lists_bin, arc_no));
}
List <Entry> ReadAriIndex(ArcView file, string ari_name)
{
long arc_offset = 4;
using (var ari = VFS.OpenView(ari_name))
{
long index_offset = 0;
while (index_offset + 4 < ari.MaxOffset)
{
int name_len = ari.View.ReadInt32(index_offset);
var name = ReadName(ari, index_offset + 4, name_len);
if (null == name)
{
return(null);
}
var entry = new AriEntry {
Name = name
};
index_offset += name_len + 4;
entry.Mode = ari.View.ReadUInt16(index_offset);
entry.Size = ari.View.ReadUInt32(index_offset + 2);
entry.UnpackedSize = 0;
SetType(entry);
index_offset += 6;
arc_offset += name_len + 10;
if (1 == entry.Mode)
{
entry.IsPacked = true;
arc_offset += 4;
}
entry.Offset = arc_offset;
if (!entry.CheckPlacement(file.MaxOffset))
{
return(null);
}
arc_offset += entry.Size;
m_dir.Add(entry);
}
}
return(m_dir);
}