From 4f7e58f5639b9055a489a883eee2d869c96035a2 Mon Sep 17 00:00:00 2001
From: jkuehner <jochen.kuehner@kardex.com>
Date: Sun, 25 Aug 2024 23:46:59 +0200
Subject: [PATCH] read root obj table

---
 .../DotNetSiemensPLCToolBoxLibrary.csproj     |  1 +
 .../Enums/TiaFixedRootObjectInstanceIds.cs    |  7 +---
 .../TIA/Step7ProjectTiaBinaryParsed.cs        | 34 +++++++++++++++++++
 3 files changed, 36 insertions(+), 6 deletions(-)

diff --git a/LibNoDaveConnectionLibrary/DotNetSiemensPLCToolBoxLibrary.csproj b/LibNoDaveConnectionLibrary/DotNetSiemensPLCToolBoxLibrary.csproj
index b1bc6050..0a3b0cef 100644
--- a/LibNoDaveConnectionLibrary/DotNetSiemensPLCToolBoxLibrary.csproj
+++ b/LibNoDaveConnectionLibrary/DotNetSiemensPLCToolBoxLibrary.csproj
@@ -3,6 +3,7 @@
   <PropertyGroup>
     <OutputType>Library</OutputType>
     <TargetFrameworks>netstandard2.1;net461</TargetFrameworks>
+	  <LangVersion>9</LangVersion>
   </PropertyGroup>
   <PropertyGroup>
     <DefineConstants>SHARPZIPLIB</DefineConstants>
diff --git a/LibNoDaveConnectionLibrary/Projectfiles/TIA/Enums/TiaFixedRootObjectInstanceIds.cs b/LibNoDaveConnectionLibrary/Projectfiles/TIA/Enums/TiaFixedRootObjectInstanceIds.cs
index 2ba399be..04dcd8ac 100644
--- a/LibNoDaveConnectionLibrary/Projectfiles/TIA/Enums/TiaFixedRootObjectInstanceIds.cs
+++ b/LibNoDaveConnectionLibrary/Projectfiles/TIA/Enums/TiaFixedRootObjectInstanceIds.cs
@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace DotNetSiemensPLCToolBoxLibrary.Projectfiles.TIA.Enums
+namespace DotNetSiemensPLCToolBoxLibrary.Projectfiles.TIA.Enums
 {
     public enum TiaFixedRootObjectInstanceIds : long
     {
diff --git a/LibNoDaveConnectionLibrary/Projectfiles/TIA/Step7ProjectTiaBinaryParsed.cs b/LibNoDaveConnectionLibrary/Projectfiles/TIA/Step7ProjectTiaBinaryParsed.cs
index eb91311c..c8af2cb3 100644
--- a/LibNoDaveConnectionLibrary/Projectfiles/TIA/Step7ProjectTiaBinaryParsed.cs
+++ b/LibNoDaveConnectionLibrary/Projectfiles/TIA/Step7ProjectTiaBinaryParsed.cs
@@ -2,9 +2,11 @@
 using System.Collections.Generic;
 using System.Globalization;
 using System.IO;
+using System.Text;
 using System.Xml;
 using DotNetSiemensPLCToolBoxLibrary.DataTypes;
 using DotNetSiemensPLCToolBoxLibrary.General;
+using DotNetSiemensPLCToolBoxLibrary.Projectfiles.TIA.Enums;
 using DotNetSiemensPLCToolBoxLibrary.Projectfiles.TIA.Structs;
 
 namespace DotNetSiemensPLCToolBoxLibrary.Projectfiles.TIA
@@ -38,6 +40,38 @@ public void BinaryParseTIAFile()
                     {
                         var hd = TiaObjectHeader.Deserialize(rd);
                         TiaObjectsList.Add(hd);
+
+                        if (hd.TypeId == 0x70000 + 14) //localization_table
+                        {
+                            var langs = new List<int>();
+                            using var ms = new MemoryStream(hd.Data);
+                            using var br = new BinaryReader(ms);
+                            var maybe_length_including_itself = br.ReadInt32();
+                           
+                            var count = br.ReadInt32();
+                            for (int i = 0;  i < count;i++)
+                            {
+                                var lng = br.ReadInt32();
+                                langs.Add(lng);
+                                var unkown_maybe_flags = br.ReadByte();
+                            }
+                        }
+                        else if (hd.TypeId == 0x70000 + 9) //Root Object Table
+                        {
+                            var rootObjs = new List<int>();
+                            using var ms = new MemoryStream(hd.Data);
+                            using var br = new BinaryReader(ms);
+                            var maybe_length_including_itself = br.ReadInt32();
+
+                            var count = br.ReadInt32();
+                            for (int i = 0; i < count; i++)
+                            {
+                                var id = br.ReadInt32();
+                                var instId = br.ReadInt64();
+                                var ln = br.ReadByte();
+                                var nm = Encoding.UTF8.GetString(br.ReadBytes(ln));
+                            }
+                        }
                     }
                 }
                 catch (EndOfStreamException) // Zip File Stream has no length