Fix: memory usage

ProtocolLib/PacketIO/PacketFile.cs

@@ -3,12 +3,14 @@ namespace PacketIO;
 public class PacketFile : IPacketFile
 {
     private string fileName;
+    private TempFile? tempFile;
     private Stream stream;
 
     public PacketFile(string fileName)
     {
         this.fileName = fileName;
-        this.stream = new MemoryStream();
+        this.tempFile = new TempFile();
+        this.stream = tempFile.Open(FileMode.Open);
     }
 
     public PacketFile(string fileName, Stream stream)
@@ -56,5 +58,9 @@ public class PacketFile : IPacketFile
     public void Dispose()
     {
         this.stream.Dispose();
+        if (this.tempFile is object)
+        {
+            this.tempFile.Dispose();
+        }
     }
 }

ProtocolLib/PacketIO/TempFile.cs

@@ -0,0 +1,21 @@
+namespace PacketIO;
+
+public class TempFile : IDisposable
+{
+    public string FileName { get; }
+
+    public TempFile()
+    {
+        FileName = Path.GetTempFileName();
+    }
+
+    public Stream Open(FileMode mode)
+    {
+        return new FileStream(FileName, mode);
+    }
+
+    public void Dispose()
+    {
+        File.Delete(FileName);
+    }
+}

ProtocolLib/ProtocolLib.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.002.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ProtocolLib", "ProtocolLib.csproj", "{BB1F2133-E83C-4975-A685-D2DCE2FC24C9}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{BB1F2133-E83C-4975-A685-D2DCE2FC24C9}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{BB1F2133-E83C-4975-A685-D2DCE2FC24C9}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{BB1F2133-E83C-4975-A685-D2DCE2FC24C9}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{BB1F2133-E83C-4975-A685-D2DCE2FC24C9}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {AD8CE391-A853-498C-A2E6-7A83701164D4}
+	EndGlobalSection
+EndGlobal