Imported Upstream version 5.0.1

1 files changed, 110 insertions, 0 deletions

diff --git a/src/libcharon/sa/ikev2/tasks/ike_reauth.c b/src/libcharon/sa/ikev2/tasks/ike_reauth.c
new file mode 100644
index 000000000..6f90339ea
--- /dev/null
+++ b/src/libcharon/sa/ikev2/tasks/ike_reauth.c
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2006-2008 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.
+ */
+
+#include "ike_reauth.h"
+
+#include <daemon.h>
+#include <sa/ikev2/tasks/ike_delete.h>
+
+
+typedef struct private_ike_reauth_t private_ike_reauth_t;
+
+/**
+ * Private members of a ike_reauth_t task.
+ */
+struct private_ike_reauth_t {
+
+	/**
+	 * Public methods and task_t interface.
+	 */
+	ike_reauth_t public;
+
+	/**
+	 * Assigned IKE_SA.
+	 */
+	ike_sa_t *ike_sa;
+
+	/**
+	 * reused ike_delete task
+	 */
+	ike_delete_t *ike_delete;
+};
+
+METHOD(task_t, build_i, status_t,
+	private_ike_reauth_t *this, message_t *message)
+{
+	return this->ike_delete->task.build(&this->ike_delete->task, message);
+}
+
+METHOD(task_t, process_i, status_t,
+	private_ike_reauth_t *this, message_t *message)
+{
+	/* process delete response first */
+	this->ike_delete->task.process(&this->ike_delete->task, message);
+
+	/* reestablish the IKE_SA with all children */
+	if (this->ike_sa->reestablish(this->ike_sa) != SUCCESS)
+	{
+		DBG1(DBG_IKE, "reauthenticating IKE_SA failed");
+		return FAILED;
+	}
+
+	/* we always destroy the obsolete IKE_SA */
+	return DESTROY_ME;
+}
+
+METHOD(task_t, get_type, task_type_t,
+	private_ike_reauth_t *this)
+{
+	return TASK_IKE_REAUTH;
+}
+
+METHOD(task_t, migrate, void,
+	private_ike_reauth_t *this, ike_sa_t *ike_sa)
+{
+	this->ike_delete->task.migrate(&this->ike_delete->task, ike_sa);
+	this->ike_sa = ike_sa;
+}
+
+METHOD(task_t, destroy, void,
+	private_ike_reauth_t *this)
+{
+	this->ike_delete->task.destroy(&this->ike_delete->task);
+	free(this);
+}
+
+/*
+ * Described in header.
+ */
+ike_reauth_t *ike_reauth_create(ike_sa_t *ike_sa)
+{
+	private_ike_reauth_t *this;
+
+	INIT(this,
+		.public = {
+			.task = {
+				.get_type = _get_type,
+				.migrate = _migrate,
+				.build = _build_i,
+				.process = _process_i,
+				.destroy = _destroy,
+			},
+		},
+		.ike_sa = ike_sa,
+		.ike_delete = ike_delete_create(ike_sa, TRUE),
+	);
+
+	return &this->public;
+}