From 961337661825f96663f675c6dce2f3d15c06b75c Mon Sep 17 00:00:00 2001
From: zontreck <tarapiccari@gmail.com>
Date: Mon, 6 Nov 2023 19:35:38 -0700
Subject: [PATCH] Parity: Fix some return values

---
 OpenSim/Region/Framework/Scenes/SceneObjectPart.cs | 14 +++++++++++---
 .../Shared/Api/Implementation/LSL_Api.cs           | 10 +++++-----
 2 files changed, 16 insertions(+), 8 deletions(-)

diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index d578765b922..1954bf1fe53 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -5884,8 +5884,11 @@ public void DeserializeLinksetData(Byte[] data)
         /// Adds or updates a entry to linkset data
         /// </summary>
         /// <returns>-1 if the password did not match
+        /// -1 is the data was protected
         /// 0 if the data was successfully added or updated
-        /// 1 if the data could not be added or updated due to memory</returns>
+        /// 1 if the data could not be added or updated due to memory
+        /// 2 if the data is unchanged
+        /// </returns>
         public int AddOrUpdateLinksetDataKey(string key, string value, string pass)
         {
             lock (linksetDataLock)
@@ -5900,6 +5903,7 @@ public int AddOrUpdateLinksetDataKey(string key, string value, string pass)
                 {
                     if (original.test(pass))
                     {
+                        if (original.val == value) return 2;
                         pd=new LinksetDataEntry(value, pass);
                         LinksetData[key] = pd;
                     }
@@ -5907,6 +5911,8 @@ public int AddOrUpdateLinksetDataKey(string key, string value, string pass)
                 }
                 else
                 {
+                    if(original != null)
+                        if (original.val == value) return 2;
                     pd = new LinksetDataEntry(value, pass);
                     LinksetData[key] = pd;
                 }
@@ -5946,9 +5952,11 @@ public string ReadLinksetData(string name, string pass)
         /// <summary>
         /// Deletes a named key from the key value store
         /// </summary>
-        /// <returns>0 if successful.
+        /// <returns>
+        /// 0 if successful.
         /// 1 if not due to the password.
-        /// -1 if no such key was found</returns>
+        /// -1 if no such key was found
+        /// </returns>
         public int DeleteLinksetDataKey(string key, string pass)
         {
             lock (linksetDataLock)
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 48789cb74a0..105095fab15 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -18826,9 +18826,9 @@ public LSL_Integer llLinksetDataWriteProtected(LSL_String name, LSL_String value
                 if (ret == 1)
                 {
                     return ScriptBaseClass.LINKSETDATA_EMEMORY;
-                }
-
-                return ScriptBaseClass.LINKSETDATA_NOUPDATE;
+                }else if (ret == 2)
+                    return ScriptBaseClass.LINKSETDATA_NOUPDATE;
+                else return ScriptBaseClass.LINKSETDATA_EPROTECTED;
             }
         }
 
@@ -18902,9 +18902,9 @@ public LSL_Integer llLinksetDataDeleteProtected(LSL_String name, LSL_String pass
             } 
             else if (ret == 1)
             {
-                return new LSL_Integer(ScriptBaseClass.LINKSETDATA_NOTFOUND);
+                return new LSL_Integer(ScriptBaseClass.LINKSETDATA_EPROTECTED);
             }
-            else
+            else if(ret == -1)
             {
                 return new LSL_Integer(ScriptBaseClass.LINKSETDATA_NOTFOUND);
             }