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another version of AOS archives.

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This commit is contained in:
morkt 2015-11-02 05:43:45 +04:00
parent 87b5b3ebc8
commit c6850236da
1 changed files with 49 additions and 4 deletions
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53
ArcFormats/Lilim/ArcAOS.cs
View File

@ -57,9 +57,9 @@ namespace GameRes.Formats.Lilim
if (!name_buf.SequenceEqual (IndexLink) && !name_buf.SequenceEqual (IndexEnd))
return null;
uint current_offset = 0;
long current_offset = 0;
var dir = new List<Entry> (0x3E);
for (;;)
while (current_offset < file.MaxOffset)
{
if (0x10 != file.View.Read (current_offset, name_buf, 0, 0x10))
break;
@ -67,8 +67,6 @@ namespace GameRes.Formats.Lilim
{
uint next_offset = file.View.ReadUInt32 (current_offset+0x10);
current_offset += 0x20 + next_offset;
if (current_offset >= file.MaxOffset)
break;
}
else
{
@ -106,4 +104,51 @@ namespace GameRes.Formats.Lilim
return new MemoryStream (unpacked);
}
}
[Export(typeof(ArchiveFormat))]
public class Aos2Opener : AosOpener
{
public override string Tag { get { return "AOSv2"; } }
public override string Description { get { return "LiLiM resource archive version 2"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanCreate { get { return false; } }
public Aos2Opener ()
{
Extensions = new string[] { "aos" };
}
public override ArcFile TryOpen (ArcView file)
{
if (0 != file.View.ReadInt32 (0))
return null;
long base_offset = file.View.ReadUInt32 (4);
uint index_offset = 0x111;
int index_size = file.View.ReadInt32 (8);
if (base_offset >= file.MaxOffset || index_offset+index_size >= file.MaxOffset
|| base_offset < index_offset+index_size)
return null;
int count = index_size / 0x28;
if (!IsSaneCount (count))
return null;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
var name = file.View.ReadString (index_offset, 0x20);
if (0 == name.Length)
return null;
var entry = FormatCatalog.Instance.Create<Entry> (name);
entry.Offset = base_offset + file.View.ReadUInt32 (index_offset+0x20);
entry.Size = file.View.ReadUInt32 (index_offset+0x24);
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_offset += 0x28;
}
return new ArcFile (file, this, dir);
}
}
}