src/charon/queues/jobs/delete_child_sa_job.c

   1 /**
   2  * @file delete_child_sa_job.c
   3  *
   4  * @brief Implementation of delete_child_sa_job_t.
   5  *
   6  */
   7
   8 /*
   9  * Copyright (C) 2006 Martin Willi
  10  * Hochschule fuer Technik Rapperswil
  11  *
  12  * This program is free software; you can redistribute it and/or modify it
  13  * under the terms of the GNU General Public License as published by the
  14  * Free Software Foundation; either version 2 of the License, or (at your
  15  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
  16  *
  17  * This program is distributed in the hope that it will be useful, but
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  19  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  20  * for more details.
  21  */
  22
  23 #include "delete_child_sa_job.h"
  24
  25 #include <daemon.h>
  26
  27
  28 typedef struct private_delete_child_sa_job_t private_delete_child_sa_job_t;
  29
  30 /**
  31  * Private data of an delete_child_sa_job_t object.
  32  */
  33 struct private_delete_child_sa_job_t {
  34         /**
  35
  36          * Public delete_child_sa_job_t interface.
  37          */
  38         delete_child_sa_job_t public;
  39
  40         /**
  41          * reqid of the CHILD_SA
  42          */
  43         u_int32_t reqid;
  44
  45         /**
  46          * protocol of the CHILD_SA (ESP/AH)
  47          */
  48         protocol_id_t protocol;
  49
  50         /**
  51          * inbound SPI of the CHILD_SA
  52          */
  53         u_int32_t spi;
  54 };
  55
  56 /**
  57  * Implementation of job_t.get_type.
  58  */
  59 static job_type_t get_type(private_delete_child_sa_job_t *this)
  60 {
  61         return DELETE_CHILD_SA;
  62 }
  63
  64 /**
  65  * Implementation of job_t.execute.
  66  */
  67 static status_t execute(private_delete_child_sa_job_t *this)
  68 {
  69         ike_sa_t *ike_sa;
  70
  71         ike_sa = charon->ike_sa_manager->checkout_by_id(charon->ike_sa_manager,
  72                                                                                                         this->reqid, TRUE);
  73         if (ike_sa == NULL)
  74         {
  75                 DBG1(DBG_JOB, "CHILD_SA with reqid %d not found for delete",
  76                          this->reqid);
  77                 return DESTROY_ME;
  78         }
  79         ike_sa->delete_child_sa(ike_sa, this->protocol, this->spi);
  80
  81         charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
  82         return DESTROY_ME;
  83 }
  84
  85 /**
  86  * Implementation of job_t.destroy.
  87  */
  88 static void destroy(private_delete_child_sa_job_t *this)
  89 {
  90         free(this);
  91 }
  92
  93 /*
  94  * Described in header
  95  */
  96 delete_child_sa_job_t *delete_child_sa_job_create(u_int32_t reqid,
  97                                                                                                   protocol_id_t protocol,
  98                                                                                                   u_int32_t spi)
  99 {
 100         private_delete_child_sa_job_t *this = malloc_thing(private_delete_child_sa_job_t);
 101
 102         /* interface functions */
 103         this->public.job_interface.get_type = (job_type_t (*) (job_t *)) get_type;
 104         this->public.job_interface.execute = (status_t (*) (job_t *)) execute;
 105         this->public.job_interface.destroy = (void (*)(job_t*)) destroy;
 106
 107         /* private variables */
 108         this->reqid = reqid;
 109         this->protocol = protocol;
 110         this->spi = spi;
 111
 112         return &(this->public);
 113 }