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(EGO): implemented earlier version of format.

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This commit is contained in:
morkt 2018-01-15 12:26:52 +04:00
parent 57df6b67f7
commit 7caeda1b15
1 changed files with 35 additions and 8 deletions
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43
ArcFormats/StudioEgo/ArcEGO.cs
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@ -36,17 +36,12 @@ namespace GameRes.Formats.Ego
[Export(typeof(ArchiveFormat))]
public class DatOpener : ArchiveFormat
{
public override string Tag { get { return "DAT/EGO"; } }
public override string Tag { get { return "DAT/EGO/1"; } }
public override string Description { get { return "Studio e.go! engine resource archive"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return true; } }
public override bool CanWrite { get { return true; } }
public DatOpener ()
{
Extensions = new string[] { "dat" };
}
public override ArcFile TryOpen (ArcView file)
{
uint data_offset = 4 + file.View.ReadUInt32 (0);
@ -150,6 +145,38 @@ namespace GameRes.Formats.Ego
}
}
}
[Export(typeof(ArchiveFormat))]
public class OldDatOpener : ArchiveFormat
{
public override string Tag { get { return "DAT/EGO/0"; } }
public override string Description { get { return "Studio e.go! engine resource archive"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return true; } }
public override bool CanWrite { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
uint data_offset = 4 + file.View.ReadUInt32 (0);
if (data_offset <= 0x14 || data_offset >= file.MaxOffset)
return null;
var dir = new List<Entry>();
long index_offset = 4;
while (index_offset < data_offset)
{
uint entry_len = file.View.ReadUInt32 (index_offset);
if (entry_len <= 0xC || entry_len > 0x100 || index_offset + entry_len > data_offset)
return null;
var name = file.View.ReadString (index_offset+0xC, entry_len-0xC);
var entry = FormatCatalog.Instance.Create<Entry> (name);
entry.Offset = file.View.ReadUInt32 (index_offset+4);
entry.Size = file.View.ReadUInt32 (index_offset+8);
if (entry.Offset < data_offset || !entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_offset += entry_len;
}
return new ArcFile (file, this, dir);
}
}
}