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variation of Silky's ARC archives.

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This commit is contained in:
morkt
2015-10-12 06:53:14 +04:00
parent d8c9d84902
commit 42fdf330ee
2 changed files with 51 additions and 3 deletions
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49
ArcFormats/elf/ArcAi5Win.cs
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@@ -41,7 +41,7 @@ namespace GameRes.Formats.Elf
}
[Export(typeof(ArchiveFormat))]
public class ArcOpener : ArchiveFormat
public class ArcAI5Opener : ArchiveFormat
{
public override string Tag { get { return "ARC/AI5WIN"; } }
public override string Description { get { return "AI5WIN engine resource archive"; } }
@@ -54,7 +54,7 @@ namespace GameRes.Formats.Elf
{ NameLength = 0x1E, NameKey = 0x73, SizeKey = 0xAF5789BC, OffsetKey = 0x59FACB45 } },
};
public ArcOpener ()
public ArcAI5Opener ()
{
Extensions = new string[] { "arc" };
}
@@ -62,7 +62,7 @@ namespace GameRes.Formats.Elf
public override ArcFile TryOpen (ArcView file)
{
int count = file.View.ReadInt32 (0);
if (count <= 0 || count > 0xfffff)
if (!IsSaneCount (count))
return null;
long index_offset = 4;
var scheme = KnownSchemes.First().Value;
@@ -165,4 +165,47 @@ namespace GameRes.Formats.Elf
}
*/
}
[Export(typeof(ArchiveFormat))]
public class ArcOpener : ArchiveFormat
{
public override string Tag { get { return "ARC/SILKY'S"; } }
public override string Description { get { return "Silky's AI resource archive"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanCreate { get { return false; } }
public ArcOpener ()
{
Extensions = new string[] { "arc" };
}
public override ArcFile TryOpen (ArcView file)
{
int count = file.View.ReadInt32 (0);
if (!IsSaneCount (count))
return null;
long index_offset = 4;
const int name_length = 0x20;
uint index_size = (uint)(count * (name_length + 8));
if (index_size > file.View.Reserve (index_offset, index_size))
return null;
var dir = new List<Entry>();
for (int i = 0; i < count; ++i)
{
string name = file.View.ReadString (index_offset, (uint)name_length);
if (0 == name.Length)
return null;
index_offset += name_length;
var entry = FormatCatalog.Instance.Create<Entry> (name);
entry.Offset = file.View.ReadUInt32 (index_offset);
entry.Size = file.View.ReadUInt32 (index_offset+4);
if (entry.Offset < index_size+4 || !entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_offset += 8;
}
return new ArcFile (file, this, dir);
}
}
}