[svn-upgrade] Integrating new upstream version, strongswan (4.4.0)

1 files changed, 161 insertions, 0 deletions

diff --git a/src/libcharon/config/ike_cfg.h b/src/libcharon/config/ike_cfg.h
new file mode 100644
index 000000000..f1edde255
--- /dev/null
+++ b/src/libcharon/config/ike_cfg.h
@@ -0,0 +1,161 @@
+/*
+ * Copyright (C) 2005-2007 Martin Willi
+ * Copyright (C) 2005 Jan Hutter
+ * 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.
+ */
+
+/**
+ * @defgroup ike_cfg ike_cfg
+ * @{ @ingroup config
+ */
+
+#ifndef IKE_CFG_H_
+#define IKE_CFG_H_
+
+typedef struct ike_cfg_t ike_cfg_t;
+
+#include <library.h>
+#include <utils/host.h>
+#include <utils/linked_list.h>
+#include <utils/identification.h>
+#include <config/proposal.h>
+#include <crypto/diffie_hellman.h>
+
+/**
+ * An ike_cfg_t defines the rules to set up an IKE_SA.
+ *
+ * @see peer_cfg_t to get an overview over the configurations.
+ */
+struct ike_cfg_t {
+
+	/**
+	 * Get own address.
+	 *
+	 * @return		string of address/DNS name
+	 */
+	char* (*get_my_addr) (ike_cfg_t *this);
+
+	/**
+	 * Get peers address.
+	 *
+	 * @return		string of address/DNS name
+	 */
+	char* (*get_other_addr) (ike_cfg_t *this);
+
+	/**
+	 * Get the port to use as our source port.
+	 *
+	 * @return		source address port, host order
+	 */
+	u_int16_t (*get_my_port)(ike_cfg_t *this);
+
+	/**
+	 * Get the port to use as destination port.
+	 *
+	 * @return		destination address, host order
+	 */
+	u_int16_t (*get_other_port)(ike_cfg_t *this);
+
+	/**
+	 * Adds a proposal to the list.
+	 *
+	 * The first added proposal has the highest priority, the last
+	 * added the lowest.
+	 *
+	 * @param proposal	proposal to add
+	 */
+	void (*add_proposal) (ike_cfg_t *this, proposal_t *proposal);
+
+	/**
+	 * Returns a list of all supported proposals.
+	 *
+	 * Returned list and its proposals must be destroyed after use.
+	 *
+	 * @return 			list containing all the proposals
+	 */
+	linked_list_t* (*get_proposals) (ike_cfg_t *this);
+
+	/**
+	 * Select a proposed from suggested proposals.
+	 *
+	 * Returned proposal must be destroyed after use.
+	 *
+	 * @param proposals	list of proposals to select from
+	 * @param private	accept algorithms from a private range
+	 * @return			selected proposal, or NULL if none matches.
+	 */
+	proposal_t *(*select_proposal) (ike_cfg_t *this, linked_list_t *proposals,
+									bool private);
+
+	/**
+	 * Should we send a certificate request in IKE_SA_INIT?
+	 *
+	 * @return			certificate request sending policy
+	 */
+	bool (*send_certreq) (ike_cfg_t *this);
+
+	/**
+	 * Enforce UDP encapsulation by faking NATD notifies?
+	 *
+	 * @return			TRUE to enfoce UDP encapsulation
+	 */
+	bool (*force_encap) (ike_cfg_t *this);
+
+	/**
+	 * Get the DH group to use for IKE_SA setup.
+	 *
+	 * @return			dh group to use for initialization
+	 */
+	diffie_hellman_group_t (*get_dh_group)(ike_cfg_t *this);
+
+	/**
+	 * Check if two IKE configs are equal.
+	 *
+	 * @param other		other to check for equality
+	 * @return			TRUE if other equal to this
+	 */
+	bool (*equals)(ike_cfg_t *this, ike_cfg_t *other);
+
+	/**
+	 * Increase reference count.
+	 *
+	 * @return			reference to this
+	 */
+	ike_cfg_t* (*get_ref) (ike_cfg_t *this);
+
+	/**
+	 * Destroys a ike_cfg_t object.
+	 *
+	 * Decrements the internal reference counter and
+	 * destroys the ike_cfg when it reaches zero.
+	 */
+	void (*destroy) (ike_cfg_t *this);
+};
+
+/**
+ * Creates a ike_cfg_t object.
+ *
+ * Supplied hosts become owned by ike_cfg, the name gets cloned.
+ *
+ * @param certreq		TRUE to send a certificate request
+ * @param force_encap	enforce UDP encapsulation by faking NATD notify
+ * @param me			address/DNS name of local peer
+ * @param my_port		IKE port to use as source, 500 uses IKEv2 port floating
+ * @param other			address/DNS name of remote peer
+ * @param other_port	IKE port to use as dest, 500 uses IKEv2 port floating
+ * @return 				ike_cfg_t object.
+ */
+ike_cfg_t *ike_cfg_create(bool certreq, bool force_encap,
+				char *me, u_int16_t my_port, char *other, u_int16_t other_port);
+
+#endif /** IKE_CFG_H_ @}*/