diff --git a/extensions/app_diameap/diameap_mysql.h b/extensions/app_diameap/diameap_mysql.h
new file mode 100644
index 0000000..c217dc6
--- /dev/null
+++ b/extensions/app_diameap/diameap_mysql.h
@@ -0,0 +1,67 @@
+/*****************************************************************************************************
+ * Software License Agreement (BSD License)
+ * Author : Souheil Ben Ayed <souheil@tera.ics.keio.ac.jp>
+ *
+ * Copyright (c) 2009-2010, Souheil Ben Ayed, Teraoka Laboratory of Keio University, and the WIDE Project
+ * All rights reserved.
+ *
+ * Redistribution and use of this software in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *    This product includes software developed by Souheil Ben Ayed <souheil@tera.ics.keio.ac.jp>.
+ *
+ * 4. Neither the name of Souheil Ben Ayed, Teraoka Laboratory of Keio University or the WIDE Project nor the
+ *    names of its contributors may be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ''AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *****************************************************************************************************/
+
+
+#ifndef DIAMEAP_MYSQL_H_
+#define DIAMEAP_MYSQL_H_
+
+#include "libdiameap.h"
+#include <mysql.h>
+
+/* MySQL Database connection */
+MYSQL *db_conn;
+
+int diameap_get_eap_user(struct eap_user * user, char * username);
+
+int diameap_mysql_connect();
+
+int diameap_mysql_reconnect();
+
+int diameap_set_mysql_param(char * user, char * passwd, char * server, char * database);
+
+void diameap_mysql_disconnect();
+
+/* */
+int diameap_authentication_get_attribs(struct eap_user *user,
+			struct fd_list * attribute_list);
+
+/* */
+int diameap_authorization_get_attribs(struct eap_user *user,
+			struct fd_list * attribute_list);
+
+
+#endif /* DIAMEAP_MYSQL_H_ */