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authorRene Mayrhofer <rene@mayrhofer.eu.org>2007-10-26 14:24:26 +0000
committerRene Mayrhofer <rene@mayrhofer.eu.org>2007-10-26 14:24:26 +0000
commit3168dc628f034e03bb4fab16e8a00da59a5c86e1 (patch)
tree663da4d1badc1373ec59d9bdc39f893af0cc8a75 /src/charon/sa/connect_manager.h
parent1a144d57c8f2f08513b747078d185db688637859 (diff)
downloadvyos-strongswan-3168dc628f034e03bb4fab16e8a00da59a5c86e1.tar.gz
vyos-strongswan-3168dc628f034e03bb4fab16e8a00da59a5c86e1.zip
- Import new upstream release 4.1.8.
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+/**
+ * @file connect_manager.h
+ *
+ * @brief Interface of connect_manager_t.
+ *
+ */
+
+/*
+ * Copyright (C) 2007 Tobias Brunner
+ * 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 CONNECT_MANAGER_H_
+#define CONNECT_MANAGER_H_
+
+typedef struct connect_manager_t connect_manager_t;
+
+#include <encoding/message.h>
+#include <config/child_cfg.h>
+#include <sa/ike_sa_id.h>
+#include <utils/identification.h>
+
+/**
+ * @brief The connection manager is responsible for establishing a direct
+ * connection with another peer.
+ *
+ * @b Constructors:
+ * - connect_manager_create()
+ *
+ * @ingroup sa
+ */
+struct connect_manager_t {
+
+ /**
+ * @brief Checks if a there is already a mediated connection registered
+ * between two peers.
+ *
+ * @param this the manager object
+ * @param id my id
+ * @param peer_id the other peer's id
+ * @param mediated_sa the IKE_SA ID of the mediated connection
+ * @param child the CHILD_SA config of the mediated connection
+ * @returns
+ * - TRUE, if there was already a mediated connection registered
+ * - FALSE, otherwise
+ */
+ bool (*check_and_register) (connect_manager_t *this,
+ identification_t *id, identification_t *peer_id,
+ ike_sa_id_t *mediated_sa, child_cfg_t *child);
+
+ /**
+ * @brief Checks if there are waiting connections with a specific peer.
+ * If so, reinitiate them.
+ *
+ * @param this the manager object
+ * @param id my id
+ * @param peer_id the other peer's id
+ */
+ void (*check_and_initiate) (connect_manager_t *this, ike_sa_id_t *mediation_sa,
+ identification_t *id, identification_t *peer_id);
+
+ /**
+ * @brief Creates a checklist and sets the initiator's data.
+ *
+ * @param this the manager object
+ * @param initiator ID of the initiator
+ * @param responder ID of the responder
+ * @param session_id the session ID provided by the initiator
+ * @param key the initiator's key
+ * @param endpoints the initiator's endpoints
+ * @param is_initiator TRUE, if the caller of this method is the initiator
+ * FALSE, otherwise
+ * @returns
+ * SUCCESS
+ */
+ status_t (*set_initiator_data) (connect_manager_t *this,
+ identification_t *initiator, identification_t *responder,
+ chunk_t session_id, chunk_t key, linked_list_t *endpoints, bool is_initiator);
+
+ /**
+ * @brief Updates a checklist and sets the responder's data. The checklist's
+ * state is advanced to WAITING which means that checks will be sent.
+ *
+ * @param this the manager object
+ * @param session_id the session ID
+ * @param chunk_t the responder's key
+ * @param endpoints the responder's endpoints
+ * @returns
+ * - NOT_FOUND, if the checklist has not been found
+ * - SUCCESS, otherwise
+ */
+ status_t (*set_responder_data) (connect_manager_t *this,
+ chunk_t session_id, chunk_t key, linked_list_t *endpoints);
+
+
+ /**
+ * @brief Processes a connectivity check
+ *
+ * @param this the manager object
+ * @param message the received message
+ */
+ void (*process_check) (connect_manager_t *this, message_t *message);
+
+ /**
+ * @brief Destroys the manager with all data.
+ *
+ * @param this the manager object
+ */
+ void (*destroy) (connect_manager_t *this);
+};
+
+/**
+ * @brief Create a manager.
+ *
+ * @returns connect_manager_t object
+ *
+ * @ingroup sa
+ */
+connect_manager_t *connect_manager_create(void);
+
+#endif /*CONNECT_MANAGER_H_*/