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chore: code enhancement

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scientificworld
2026-01-07 12:02:14 +08:00
parent 7909b5b641
commit 25f06a1c98
2 changed files with 15 additions and 5 deletions
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15
ArcFormats/Nexas/ArcPAC.cs
View File

@@ -45,7 +45,14 @@ namespace GameRes.Formats.NeXAS
None2, None2,
Zstd, Zstd,
ZstdOrNone, ZstdOrNone,
NeedDecryptionOnly = 0xFDFD, // magic number, no actual meaning NeedDecryptionOnly = 0xFDFD, // internal magic number
}
internal interface INexasIndexReader
{
Compression PackType { get; }
List<Entry> Read ();
} }
public class PacArchive : ArcFile public class PacArchive : ArcFile
@@ -82,7 +89,7 @@ namespace GameRes.Formats.NeXAS
return null; return null;
List<Entry> dir = null; List<Entry> dir = null;
dynamic reader = new IndexReader (file, PacEncoding.Get<Encoding>()); INexasIndexReader reader = new IndexReader (file, PacEncoding.Get<Encoding>());
try try
{ {
dir = reader.Read(); dir = reader.Read();
@@ -103,7 +110,7 @@ namespace GameRes.Formats.NeXAS
return new PacArchive (file, this, dir, reader.PackType); return new PacArchive (file, this, dir, reader.PackType);
} }
internal sealed class IndexReader internal sealed class IndexReader : INexasIndexReader
{ {
ArcView m_file; ArcView m_file;
int m_count; int m_count;
@@ -205,7 +212,7 @@ namespace GameRes.Formats.NeXAS
} }
} }
internal sealed class OldIndexReader internal sealed class OldIndexReader : INexasIndexReader
{ {
ArcView m_file; ArcView m_file;
uint m_header_size; uint m_header_size;

5
Legacy/Duke/ArcDAT.cs
View File

@@ -42,8 +42,11 @@ namespace GameRes.Formats.Duke
public override ArcFile TryOpen (ArcView file) public override ArcFile TryOpen (ArcView file)
{ {
if (!file.Name.HasExtension (".dat"))
return null;
int count = (int)(file.View.ReadUInt32 (0) ^ 0xfa261efb); int count = (int)(file.View.ReadUInt32 (0) ^ 0xfa261efb);
if (!file.Name.HasExtension (".dat") || !IsSaneCount (count)) if (!IsSaneCount (count))
return null; return null;
uint index_offset = 4; uint index_offset = 4;