parse binary varset file

VarsetLib/BinaryVarsetFile.cs

@@ -0,0 +1,3 @@
+namespace VarsetLib;
+
+public record BinaryVarsetFile(int Count, List<BinaryVarsetItem> Items);

VarsetLib/BinaryVarsetFileParser.cs

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+using Common;
+
+namespace VarsetLib;
+
+public class BinaryVarsetFileParser
+{
+    public static BinaryVarsetFile Parse(string path)
+    {
+        using FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read);
+
+        return Parse(fs);
+    }
+
+    public static BinaryVarsetFile Parse(Stream fs)
+    {
+        var count = fs.ReadInt32LittleEndian();
+        
+        var items = new List<BinaryVarsetItem>(count);
+
+        Span<byte> buf4 = stackalloc byte[4];
+        for (int i = 0; i < count; i++)
+        {
+            var magic1 = fs.ReadInt32LittleEndian();
+            fs.ReadExactly(buf4);
+            var magic2 = new IntFloatValue(buf4);
+
+            fs.ReadExactly(buf4);
+            var magic3 = new IntFloatValue(buf4);
+            var name = fs.ReadLengthPrefixedString();
+            var string2 = fs.ReadLengthPrefixedString();
+            
+            fs.ReadExactly(buf4);
+            var magic4 = new IntFloatValue(buf4);
+            fs.ReadExactly(buf4);
+            var magic5 = new IntFloatValue(buf4);
+            fs.ReadExactly(buf4);
+            var magic6 = new IntFloatValue(buf4);
+            fs.ReadExactly(buf4);
+            var magic7 = new IntFloatValue(buf4);
+            
+            items.Add(new BinaryVarsetItem(magic1, magic2, magic3, name, string2, magic4, magic5, magic6, magic7));
+        }
+
+        return new BinaryVarsetFile(count, items);
+    }
+}

VarsetLib/BinaryVarsetItem.cs

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+using Common;
+
+namespace VarsetLib;
+
+public record BinaryVarsetItem(
+    int Magic1, // length of something
+    IntFloatValue Magic2,
+    IntFloatValue Magic3,
+    string Name,
+    string String2,
+    IntFloatValue Magic4,
+    IntFloatValue Magic5,
+    IntFloatValue Magic6,
+    IntFloatValue Magic7
+);

VarsetLib/VarsetLib.csproj

@@ -1,3 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk">
-
+  <ItemGroup>
+    <ProjectReference Include="..\Common\Common.csproj" />
+  </ItemGroup>
 </Project>