From a68e34b5587723899cbc20e6e27a47ad01234718 Mon Sep 17 00:00:00 2001
From: Melanie Thielker
Date: Wed, 10 Sep 2008 06:14:38 +0000
Subject: Mantis #511 Allow parsing of hexadecimal int constants from strings.
 Also fixes a DBNull value in the touch type field crashing the sim

---
 OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

(limited to 'OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs')

diff --git a/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs b/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs
index 004b53e..9f69ebb 100644
--- a/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/LSL_Types.cs
@@ -1337,14 +1337,16 @@ namespace OpenSim.Region.ScriptEngine.Shared
 
             public static explicit operator LSLInteger(LSLString s)
             {
-                Regex r = new Regex("^[ ]*-?[0-9][0-9]*");
+                Regex r = new Regex("^[ ]*-?[0-9][0-9xX]?[0-9a-fA-F]*");
                 Match m = r.Match(s);
                 string v = m.Groups[0].Value;
 
                 if (v == String.Empty)
                     v = "0";
 
-                return new LSLInteger(int.Parse(v));
+                if (v.Contains("x") || v.Contains("X"))
+                    return new LSLInteger(int.Parse(v.Substring(2), System.Globalization.NumberStyles.HexNumber));
+                return new LSLInteger(int.Parse(v, System.Globalization.NumberStyles.Integer));
             }
 
             public static explicit operator LSLString(double d)
@@ -1468,14 +1470,16 @@ namespace OpenSim.Region.ScriptEngine.Shared
 
             static public explicit operator LSLInteger(string s)
             {
-                Regex r = new Regex("^[ ]*-?[0-9][0-9]*");
+                Regex r = new Regex("^[ ]*-?[0-9][0-9xX]?[0-9a-fA-F]*");
                 Match m = r.Match(s);
                 string v = m.Groups[0].Value;
 
                 if (v == String.Empty)
                     v = "0";
 
-                return new LSLInteger(int.Parse(v));
+                if (v.Contains("x") || v.Contains("X"))
+                    return new LSLInteger(int.Parse(v.Substring(2), System.Globalization.NumberStyles.HexNumber));
+                return new LSLInteger(int.Parse(v, System.Globalization.NumberStyles.Integer));
             }
 
             static public implicit operator LSLInteger(uint u)
-- 
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