reimplemented CHILD_SA rekeying & delete

no simultanous transaction with CHILD_SAs yet!
2006-07-07 07:04:07 +00:00
parent 54da7eb962
commit 698d774918
21 changed files with 1594 additions and 306 deletions
@@ -0,0 +1,77 @@
+/**
+ * @file create_child_sa.h
+ * 
+ * @brief Interface of transaction create_child_sa.
+ * 
+ */
+
+/*
+ * 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_
+#define CREATE_CHILD_SA_
+
+#include <sa/ike_sa.h>
+#include <sa/child_sa.h>
+#include <sa/transactions/transaction.h>
+
+
+typedef struct create_child_sa_t create_child_sa_t;
+
+/**
+ * @brief A transaction to create a new or rekey an existing CHILD_SA.
+ *
+ * Rekeying of an CHILD_SA works the same way as creating a new one,
+ * but includes an additional REKEY_SA notify and deletes the old
+ * one (in a separate transaction).
+ *
+ * @b Constructors:
+ *  - create_child_sa_create()
+ *  - transaction_create() with the appropriate message
+ *
+ * @ingroup transactions
+ */
+struct create_child_sa_t {
+	
+	/**
+	 * The transaction_t interface.
+	 */
+	transaction_t transaction;
+	
+	/**
+	 * @brief Set the CHILD_SA which gets rekeyed by the new one.
+	 *
+	 * If this transaction is used for rekeying, set the inbound
+	 * SPI of the CHILD_SA which the new CHILD_SA rekeys.
+	 *
+	 * @param this		calling object
+	 * @param child_sa	CHILD_SA to rekey
+	 */
+	void (*rekeys_child) (create_child_sa_t* this, child_sa_t *child_sa);
+};
+
+/**
+ * @brief Create a new transaction which creates/rekeys CHILD_SAs.
+ *
+ * @param ike_sa		assigned IKE_SA
+ * @param message_id	message ids used in this transaction
+ * @return				created create_child_sa transaction
+ *
+ * @ingroup transactions
+ */
+create_child_sa_t *create_child_sa_create(ike_sa_t *ike_sa, u_int32_t message_id);
+
+#endif /* CREATE_CHILD_SA_ */