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Annotation of embedaddon/strongswan/src/libcharon/sa/ikev2/tasks/ike_reauth.c, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2006-2008 Martin Willi
                      3:  * HSR Hochschule fuer Technik Rapperswil
                      4:  *
                      5:  * This program is free software; you can redistribute it and/or modify it
                      6:  * under the terms of the GNU General Public License as published by the
                      7:  * Free Software Foundation; either version 2 of the License, or (at your
                      8:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
                      9:  *
                     10:  * This program is distributed in the hope that it will be useful, but
                     11:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     12:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
                     13:  * for more details.
                     14:  */
                     15: 
                     16: #include "ike_reauth.h"
                     17: 
                     18: #include <daemon.h>
                     19: #include <sa/ikev2/tasks/ike_delete.h>
                     20: 
                     21: 
                     22: typedef struct private_ike_reauth_t private_ike_reauth_t;
                     23: 
                     24: /**
                     25:  * Private members of a ike_reauth_t task.
                     26:  */
                     27: struct private_ike_reauth_t {
                     28: 
                     29:        /**
                     30:         * Public methods and task_t interface.
                     31:         */
                     32:        ike_reauth_t public;
                     33: 
                     34:        /**
                     35:         * Assigned IKE_SA.
                     36:         */
                     37:        ike_sa_t *ike_sa;
                     38: 
                     39:        /**
                     40:         * reused ike_delete task
                     41:         */
                     42:        ike_delete_t *ike_delete;
                     43: };
                     44: 
                     45: METHOD(task_t, build_i, status_t,
                     46:        private_ike_reauth_t *this, message_t *message)
                     47: {
                     48:        return this->ike_delete->task.build(&this->ike_delete->task, message);
                     49: }
                     50: 
                     51: METHOD(task_t, process_i, status_t,
                     52:        private_ike_reauth_t *this, message_t *message)
                     53: {
                     54:        /* process delete response first */
                     55:        this->ike_delete->task.process(&this->ike_delete->task, message);
                     56: 
                     57:        /* reestablish the IKE_SA with all children */
                     58:        if (this->ike_sa->reestablish(this->ike_sa) != SUCCESS)
                     59:        {
                     60:                DBG1(DBG_IKE, "reauthenticating IKE_SA failed");
                     61:                return FAILED;
                     62:        }
                     63: 
                     64:        /* we always destroy the obsolete IKE_SA */
                     65:        return DESTROY_ME;
                     66: }
                     67: 
                     68: METHOD(task_t, get_type, task_type_t,
                     69:        private_ike_reauth_t *this)
                     70: {
                     71:        return TASK_IKE_REAUTH;
                     72: }
                     73: 
                     74: METHOD(task_t, migrate, void,
                     75:        private_ike_reauth_t *this, ike_sa_t *ike_sa)
                     76: {
                     77:        this->ike_delete->task.migrate(&this->ike_delete->task, ike_sa);
                     78:        this->ike_sa = ike_sa;
                     79: }
                     80: 
                     81: METHOD(task_t, destroy, void,
                     82:        private_ike_reauth_t *this)
                     83: {
                     84:        this->ike_delete->task.destroy(&this->ike_delete->task);
                     85:        free(this);
                     86: }
                     87: 
                     88: /*
                     89:  * Described in header.
                     90:  */
                     91: ike_reauth_t *ike_reauth_create(ike_sa_t *ike_sa)
                     92: {
                     93:        private_ike_reauth_t *this;
                     94: 
                     95:        INIT(this,
                     96:                .public = {
                     97:                        .task = {
                     98:                                .get_type = _get_type,
                     99:                                .migrate = _migrate,
                    100:                                .build = _build_i,
                    101:                                .process = _process_i,
                    102:                                .destroy = _destroy,
                    103:                        },
                    104:                },
                    105:                .ike_sa = ike_sa,
                    106:                .ike_delete = ike_delete_create(ike_sa, TRUE),
                    107:        );
                    108: 
                    109:        return &this->public;
                    110: }