diff --git a/EExDllMain.h b/EExDllMain.h
index e806d7f..8e9dae0 100644
--- a/EExDllMain.h
+++ b/EExDllMain.h
@@ -34,4 +34,36 @@ extern "C" {
    EEX_EXPORT void SetEExLogger( ILogger* pLogger) ;
    // imposta la chiave di protezione
    EEX_EXPORT void SetEExKey( const std::string& sKey) ;
-}
\ No newline at end of file
+}
+
+
+//-----------------------------------------------------------------------------
+#include "/EgtDev/Include/EGnStringUtils.h"
+#include "/EgtDev/Include/EgtILogger.h"
+#include "/EgtDev/Include/EgtKeyCodes.h"
+#include "/EgtDev/Include/SELkKeyProc.h"
+
+//-----------------------------------------------------------------------------
+// Test della chiave per caricare la DLL
+inline bool
+TestKeyForEEx( const std::string& sKey, int nKeyOpt, ILogger* pLogger)
+{
+  // verifico la chiave e le opzioni
+   unsigned int nOpt1, nOpt2 ;
+   int nOptExpDays ;
+   int nRet = GetKeyOptions( sKey, KEY_BASELIB_PROD, KEY_BASELIB_VER, KEY_BASELIB_LEV,
+                             nOpt1, nOpt2, nOptExpDays) ;
+   if ( nRet != KEY_OK) {
+      std::string sErr = "Error on Key (EXC/" + ToString( nRet) + ")" ;
+      LOG_ERROR( pLogger, sErr.c_str()) ;
+      return false ;
+   }
+   if ( ( nOpt1 & ( KEYOPT_EEX_INPBASE|KEYOPT_EEX_EXPBASE)) == 0  ||
+        ( nKeyOpt != 0  &&  ( nOpt1 & nKeyOpt) == 0)  ||
+        nOptExpDays < GetCurrDay()) {
+      std::string sErr = "Error on Key (EXC/OPT)" ;
+      LOG_ERROR( pLogger, sErr.c_str()) ;
+      return false ;
+   }
+   return true ;
+}
diff --git a/EGkObjUserFactory.h b/EGkObjUserFactory.h
index 7cb7015..5a829e0 100644
--- a/EGkObjUserFactory.h
+++ b/EGkObjUserFactory.h
@@ -30,6 +30,7 @@
                                       ObjUserRegister<class T>::DoRegister( sName)
 #define OBJUSER_GETNAME( T)           ObjUserRegister<class T>::GetName()
 #define OBJUSER_CREATE( sName)        ObjUserFactory::Create( sName)
+#define OBJUSER_GETLIST( vsList)      ObjUserFactory::GetList( vsList)
 
 //----------------------------------------------------------------------------
 template <class T> 
@@ -64,6 +65,8 @@ class ObjUserFactory
       EGK_EXPORT static bool Register( const std::string& sName, ObjUserCreator Creator) ;
      // per creare l'oggetto richiesto
       EGK_EXPORT static IObjUser* Create( const std::string& sName) ;
+     // per restituire la lista degli oggetti registrati
+      EGK_EXPORT static bool GetList( STRVECTOR& vsList) ;
 
    private :
       ObjUserFactory( void) {}
diff --git a/EGnStringKeyVal.h b/EGnStringKeyVal.h
index 104094a..a87ec74 100644
--- a/EGnStringKeyVal.h
+++ b/EGnStringKeyVal.h
@@ -1,7 +1,7 @@
 //----------------------------------------------------------------------------
 //  EgalTech 2015-2015
 //----------------------------------------------------------------------------
-// File : EgnStringKeyVal.h      Data : 23.05.15          Versione : 1.6e3
+// File : EGnStringKeyVal.h      Data : 23.05.15          Versione : 1.6e3
 // Contenuto : Funzioni per gestione coppie chiave-valore in stringhe.
 //
 //
@@ -45,6 +45,14 @@ IsValidVal( const std::string& sString)
               sString.find_first_not_of( " \t\r\n") != std::string::npos)) ;
 }
 
+//----------------------------------------------------------------------------
+inline bool
+ValidateKeyVal( std::string& sString)
+      { std::string::size_type i ;
+        while ( ( i = sString.find_first_of( "\t\r\n")) != std::string::npos)
+           sString[i] = '_' ;
+        return true ; }
+
 //----------------------------------------------------------------------------
 inline bool
 SetVal( const std::string& sKey, const std::string& sVal, std::string& sString)
diff --git a/EGrDllMain.h b/EGrDllMain.h
index 1a234f3..29bf373 100644
--- a/EGrDllMain.h
+++ b/EGrDllMain.h
@@ -13,7 +13,6 @@
 
 #pragma once
 
-
 class ILogger ;
 
 //----------------------- Macro per import/export ----------------------------
@@ -33,4 +32,36 @@ extern "C" {
    EGR_EXPORT void SetEGrLogger( ILogger* pLogger) ;
    // imposta la chiave di protezione
    EGR_EXPORT void SetEGrKey( const std::string& sKey) ;
-}
\ No newline at end of file
+}
+
+
+//-----------------------------------------------------------------------------
+#include "/EgtDev/Include/EGnStringUtils.h"
+#include "/EgtDev/Include/EgtILogger.h"
+#include "/EgtDev/Include/EgtKeyCodes.h"
+#include "/EgtDev/Include/SELkKeyProc.h"
+
+//-----------------------------------------------------------------------------
+// Test della chiave per caricare la DLL
+inline bool
+TestKeyForEGr( const std::string& sKey, int nKeyOpt, ILogger* pLogger)
+{
+  // verifico la chiave e le opzioni
+   unsigned int nOpt1, nOpt2 ;
+   int nOptExpDays ;
+   int nRet = GetKeyOptions( sKey, KEY_BASELIB_PROD, KEY_BASELIB_VER, KEY_BASELIB_LEV,
+                             nOpt1, nOpt2, nOptExpDays) ;
+   if ( nRet != KEY_OK) {
+      std::string sErr = "Error on Key (GRC/" + ToString( nRet) + ")" ;
+      LOG_ERROR( pLogger, sErr.c_str()) ;
+      return false ;
+   }
+   if ( ( nOpt1 & KEYOPT_EGR_BASE) == 0  ||
+        ( nKeyOpt != 0  &&  ( nOpt1 & nKeyOpt) == 0)  ||
+        nOptExpDays < GetCurrDay()) {
+      std::string sErr = "Error on Key (GRC/OPT)" ;
+      LOG_ERROR( pLogger, sErr.c_str()) ;
+      return false ;
+   }
+   return true ;
+}
diff --git a/EMkDllMain.h b/EMkDllMain.h
index 87f6ead..7575c10 100644
--- a/EMkDllMain.h
+++ b/EMkDllMain.h
@@ -34,4 +34,36 @@ extern "C" {
    EMK_EXPORT void SetEMkLogger( ILogger* pLogger) ;
    // imposta la chiave di protezione
    EMK_EXPORT void SetEMkKey( const std::string& sKey) ;
-}
\ No newline at end of file
+}
+
+
+//-----------------------------------------------------------------------------
+#include "/EgtDev/Include/EGnStringUtils.h"
+#include "/EgtDev/Include/EgtILogger.h"
+#include "/EgtDev/Include/EgtKeyCodes.h"
+#include "/EgtDev/Include/SELkKeyProc.h"
+
+//-----------------------------------------------------------------------------
+// Test della chiave per caricare la DLL
+inline bool
+TestKeyForEMk( const std::string& sKey, int nKeyOpt, ILogger* pLogger)
+{
+  // verifico la chiave e le opzioni
+   unsigned int nOpt1, nOpt2 ;
+   int nOptExpDays ;
+   int nRet = GetKeyOptions( sKey, KEY_BASELIB_PROD, KEY_BASELIB_VER, KEY_BASELIB_LEV,
+                             nOpt1, nOpt2, nOptExpDays) ;
+   if ( nRet != KEY_OK) {
+      std::string sErr = "Error on Key (MKC/" + ToString( nRet) + ")" ;
+      LOG_ERROR( pLogger, sErr.c_str()) ;
+      return false ;
+   }
+   if ( ( nOpt1 & KEYOPT_EMK_BASE) == 0  ||
+        ( nKeyOpt != 0  &&  ( nOpt1 & nKeyOpt) == 0)  ||
+        nOptExpDays < GetCurrDay()) {
+      std::string sErr = "Error on Key (MKC/OPT)" ;
+      LOG_ERROR( pLogger, sErr.c_str()) ;
+      return false ;
+   }
+   return true ;
+}