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(Pak2Opener): read filenames from externally supplied "nekopack.lst".

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This commit is contained in:
morkt 2016-02-17 11:48:18 +04:00
parent 10b4872b7d
commit 7809225e52
1 changed files with 48 additions and 6 deletions
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54
ArcFormats/ArcNEKO.cs
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@ -282,7 +282,8 @@ namespace GameRes.Formats.Neko
return null;
xdec.Decrypt (key, index, 0, index.Length);
var names_map = GetKnownNamesMap (init_key);
var names_map = GetNamesMap (init_key, KnownDirNames);
var files_map = GetNamesMap (init_key, KnownFileNames.Value);
int index_pos = 0;
var dir = new List<Entry>();
@ -302,9 +303,16 @@ namespace GameRes.Formats.Neko
{
uint name_hash = LittleEndian.ToUInt32 (index, index_pos);
uint size = LittleEndian.ToUInt32 (index, index_pos+4);
string file_name;
string type = "";
if (!files_map.TryGetValue(name_hash, out file_name))
file_name = name_hash.ToString("X8");
else
type = FormatCatalog.Instance.GetTypeFromName (file_name);
var entry = new Entry
{
Name = string.Format ("{0}/{1:X8}", dir_name, name_hash),
Name = string.Format ("{0}/{1}", dir_name, file_name),
Type = type,
Offset = current_offset,
Size = size,
};
@ -347,8 +355,13 @@ namespace GameRes.Formats.Neko
void DetectTypes (ArcView file, List<Entry> dir, NekoXCode dec)
{
byte[] buffer = new byte[8];
foreach (var entry in dir)
foreach (var entry in dir.Where (e => string.IsNullOrEmpty (e.Type)))
{
if (entry.Name.EndsWith (".txt", StringComparison.InvariantCultureIgnoreCase))
{
entry.Type = "script";
continue;
}
uint key = file.View.ReadUInt32 (entry.Offset);
file.View.Read (entry.Offset+12, buffer, 0, 8);
dec.Decrypt (key, buffer, 0, 8);
@ -384,16 +397,45 @@ namespace GameRes.Formats.Neko
"sound/bgm", "sound/env", "sound/se", "voice", "script", "system", "count",
};
Dictionary<uint, string> GetKnownNamesMap (uint key)
static Lazy<string[]> KnownFileNames = new Lazy<string[]> (ReadNekoPackLst);
Dictionary<uint, string> GetNamesMap (uint key, string[] known_names)
{
var map = new Dictionary<uint, string> (KnownDirNames.Length);
foreach (var name in KnownDirNames)
var map = new Dictionary<uint, string> (known_names.Length);
foreach (var name in known_names)
{
map[ComputeHash (name, key)] = name;
}
return map;
}
static string[] ReadNekoPackLst ()
{
try
{
var dir = Path.GetDirectoryName (System.Reflection.Assembly.GetExecutingAssembly().Location);
var lst_file = Path.Combine (dir, "nekopack.lst");
if (!File.Exists (lst_file))
return new string[0];
using (var input = new StreamReader (lst_file))
{
var names = new List<string>();
string line;
while ((line = input.ReadLine()) != null)
{
if (line.Length > 0)
names.Add (line);
}
return names.ToArray();
}
}
catch (Exception X)
{
Trace.WriteLine (X.Message, "[NEKOPACK]");
return new string[0];
}
}
static readonly byte[] ShiftMap = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,