* Reworked Data Framework so that MSSQL works

* Introduced uint as field type
* Removed what should be superfluous Guid handling
* Introduced stub MySQLDataReader if we need to fix the Guid handling anyway

OpenSim/Framework/Data.Base/BaseDataReader.cs

@@ -31,7 +31,7 @@ using System.IO;
 
 namespace OpenSim.Framework.Data.Base
 {
-    public class BaseDataReader
+    public abstract class BaseDataReader
     {
         private readonly IDataReader m_source;
 
@@ -112,17 +112,28 @@ namespace OpenSim.Framework.Data.Base
             return m_source.Read();
         }
 
-        public Guid GetGuid(string name)
+        public virtual Guid GetGuid(string name)
         {
-            string guidString = GetString(name);
-            if (String.IsNullOrEmpty(guidString))
-            {
-                return Guid.Empty;
-            }
-            else
-            {
-                return new Guid(guidString);
-            }
+            return m_source.GetGuid(m_source.GetOrdinal(name));
+        }
+
+        public UInt32 GetUInt32(string name )
+        {
+            return (UInt32)GetInt32(name);
+        }
+
+        private Int32 GetInt32(string name)
+        {
+            int ordinal = m_source.GetOrdinal(name);
+            int int32 = m_source.GetInt32(ordinal);
+            return int32;            
+        }
+
+        public Int64 GetInt64(string  name)
+        {
+            int ordinal = m_source.GetOrdinal( name );
+            long int64 = m_source.GetInt64(ordinal);
+            return int64;
         }
     }
 }

OpenSim/Framework/Data.Base/BaseFieldMapper.cs

@@ -108,6 +108,10 @@ namespace OpenSim.Framework.Data.Base
                 {
                     value = reader.GetUShort(m_fieldName);
                 }
+                else if (ValueType == typeof(uint))
+                {
+                    value = reader.GetUInt32(m_fieldName);
+                }
                 else if (ValueType == typeof(byte[]))
                 {
                     value = reader.GetBytes(m_fieldName);

OpenSim/Framework/Data.MSSQLMapper/MSSQLDatabaseMapper.cs

@@ -25,6 +25,7 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+using System;
 using System.Data.Common;
 using System.Data.SqlClient;
 using OpenSim.Framework.Data;
@@ -44,6 +45,18 @@ namespace OpenSim.Framework.Data.MSSQLMapper
             return connection;
         }
 
+        public override object ConvertToDbType(object value)
+        {
+            if( value is UInt32 )
+            {
+                UInt32 tmpVal = (UInt32) value;
+                Int64 result = Convert.ToInt64(tmpVal);
+                return result;
+            }
+
+            return base.ConvertToDbType(value);
+        }
+
         public override string CreateParamName(string fieldName)
         {
             return "@" + fieldName;

OpenSim/Framework/Data.MySQLMapper/MySQLDataReader.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Text;
+using OpenSim.Framework.Data.Base;
+
+namespace OpenSim.Framework.Data.MySQLMapper
+{
+    public class MySQLDataReader : OpenSimDataReader
+    {
+        public MySQLDataReader(IDataReader source) : base(source)
+        {
+        }
+    }
+}

OpenSim/Framework/Data.MySQLMapper/MySQLDatabaseMapper.cs

@@ -25,9 +25,11 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+using System.Data;
 using System.Data.Common;
 using MySql.Data.MySqlClient;
 using OpenSim.Framework.Data;
+using OpenSim.Framework.Data.Base;
 
 namespace OpenSim.Framework.Data.MySQLMapper
 {
@@ -48,5 +50,10 @@ namespace OpenSim.Framework.Data.MySQLMapper
         {
             return "?" + fieldName;
         }
+
+        public override BaseDataReader CreateReader(IDataReader reader)
+        {
+            return new MySQLDataReader( reader );
+        }
     }
 }

OpenSim/Framework/Data/OpenSimDataReader.cs

@@ -26,11 +26,8 @@
  */
 
 using System;
-using System.Collections.Generic;
 using System.Data;
-using System.Text;
 using libsecondlife;
-
 using OpenSim.Framework.Data.Base;
 
 namespace OpenSim.Framework.Data