further work for rekeying:

get liftimes from policy
  added new state
  initiation of rekeying done
proposal redone:
  removed support for AH+ESP proposals

src/charon/sa/states/create_child_sa_requested.h

@@ -0,0 +1,57 @@
+/**
+ * @file create_child_sa_requested.h
+ * 
+ * @brief Interface of create_child_sa_requested_t.
+ * 
+ */
+
+/*
+ * Copyright (C) 2006 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#ifndef CREATE_CHILD_SA_REQEUSTED_H_
+#define CREATE_CHILD_SA_REQEUSTED_H_
+
+#include <sa/states/state.h>
+#include <sa/ike_sa.h>
+
+typedef struct create_child_sa_requested_t create_child_sa_requested_t;
+
+/**
+ * @brief State after a CREATE_CHILD_SA request was sent.
+ * 
+ * @b Constructors:
+ * - create_child_sa_requested_create()
+ * 
+ * @ingroup states
+ */
+struct create_child_sa_requested_t {
+	/**
+	 * methods of the state_t interface
+	 */
+	state_t state_interface;
+};
+
+/**
+ * @brief Constructor of class create_child_sa_requested_t
+ * 
+ * @param ike_sa 	assigned ike_sa
+ * @param nonce		nonce sent at initialization
+ * @return			created create_child_sa_requested_t object
+ * 
+ * @ingroup states
+ */
+create_child_sa_requested_t *create_child_sa_requested_create(protected_ike_sa_t *ike_sa, chunk_t nonce_i);
+
+#endif /*CREATE_CHILD_SA_REQEUSTED_H_*/