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Annotation of embedaddon/strongswan/src/libcharon/processing/jobs/rekey_child_sa_job.c, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2006 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 "rekey_child_sa_job.h"
                     17: 
                     18: #include <daemon.h>
                     19: 
                     20: 
                     21: typedef struct private_rekey_child_sa_job_t private_rekey_child_sa_job_t;
                     22: 
                     23: /**
                     24:  * Private data of an rekey_child_sa_job_t object.
                     25:  */
                     26: struct private_rekey_child_sa_job_t {
                     27: 
                     28:        /**
                     29:         * Public rekey_child_sa_job_t interface.
                     30:         */
                     31:        rekey_child_sa_job_t public;
                     32: 
                     33:        /**
                     34:         * protocol of the CHILD_SA (ESP/AH)
                     35:         */
                     36:        protocol_id_t protocol;
                     37: 
                     38:        /**
                     39:         * inbound SPI of the CHILD_SA
                     40:         */
                     41:        uint32_t spi;
                     42: 
                     43:        /**
                     44:         * SA destination address
                     45:         */
                     46:        host_t *dst;
                     47: };
                     48: 
                     49: METHOD(job_t, destroy, void,
                     50:        private_rekey_child_sa_job_t *this)
                     51: {
                     52:        this->dst->destroy(this->dst);
                     53:        free(this);
                     54: }
                     55: 
                     56: METHOD(job_t, execute, job_requeue_t,
                     57:        private_rekey_child_sa_job_t *this)
                     58: {
                     59:        ike_sa_t *ike_sa;
                     60: 
                     61:        ike_sa = charon->child_sa_manager->checkout(charon->child_sa_manager,
                     62:                                                                        this->protocol, this->spi, this->dst, NULL);
                     63:        if (ike_sa == NULL)
                     64:        {
                     65:                DBG1(DBG_JOB, "CHILD_SA %N/0x%08x/%H not found for rekey",
                     66:                         protocol_id_names, this->protocol, htonl(this->spi), this->dst);
                     67:        }
                     68:        else
                     69:        {
                     70:                if (ike_sa->get_state(ike_sa) != IKE_PASSIVE)
                     71:                {
                     72:                        ike_sa->rekey_child_sa(ike_sa, this->protocol, this->spi);
                     73:                }
                     74:                charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
                     75:        }
                     76:        return JOB_REQUEUE_NONE;
                     77: }
                     78: 
                     79: METHOD(job_t, get_priority, job_priority_t,
                     80:        private_rekey_child_sa_job_t *this)
                     81: {
                     82:        return JOB_PRIO_MEDIUM;
                     83: }
                     84: 
                     85: /*
                     86:  * Described in header
                     87:  */
                     88: rekey_child_sa_job_t *rekey_child_sa_job_create(protocol_id_t protocol,
                     89:                                                                                                uint32_t spi, host_t *dst)
                     90: {
                     91:        private_rekey_child_sa_job_t *this;
                     92: 
                     93:        INIT(this,
                     94:                .public = {
                     95:                        .job_interface = {
                     96:                                .execute = _execute,
                     97:                                .get_priority = _get_priority,
                     98:                                .destroy = _destroy,
                     99:                        },
                    100:                },
                    101:                .protocol = protocol,
                    102:                .spi = spi,
                    103:                .dst = dst->clone(dst),
                    104:        );
                    105: 
                    106:        return &this->public;
                    107: }