kernel-interface: Raise mapping event with a proto/SPI/dst tuple
[strongswan.git] / src / libcharon / processing / jobs / delete_child_sa_job.c
1 /*
2 * Copyright (C) 2006 Martin Willi
3 * 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 "delete_child_sa_job.h"
17
18 #include <daemon.h>
19
20
21 typedef struct private_delete_child_sa_job_t private_delete_child_sa_job_t;
22
23 /**
24 * Private data of an delete_child_sa_job_t object.
25 */
26 struct private_delete_child_sa_job_t {
27 /**
28
29 * Public delete_child_sa_job_t interface.
30 */
31 delete_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 u_int32_t spi;
42
43 /**
44 * SA destination address
45 */
46 host_t *dst;
47
48 /**
49 * Delete for an expired CHILD_SA
50 */
51 bool expired;
52 };
53
54 METHOD(job_t, destroy, void,
55 private_delete_child_sa_job_t *this)
56 {
57 this->dst->destroy(this->dst);
58 free(this);
59 }
60
61 METHOD(job_t, execute, job_requeue_t,
62 private_delete_child_sa_job_t *this)
63 {
64 ike_sa_t *ike_sa;
65
66 ike_sa = charon->child_sa_manager->checkout(charon->child_sa_manager,
67 this->protocol, this->spi, this->dst, NULL);
68 if (ike_sa == NULL)
69 {
70 DBG1(DBG_JOB, "CHILD_SA %N/0x%08x/%H not found for delete",
71 protocol_id_names, this->protocol, htonl(this->spi), this->dst);
72 }
73 else
74 {
75 ike_sa->delete_child_sa(ike_sa, this->protocol, this->spi, this->expired);
76
77 charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
78 }
79 return JOB_REQUEUE_NONE;
80 }
81
82 METHOD(job_t, get_priority, job_priority_t,
83 private_delete_child_sa_job_t *this)
84 {
85 return JOB_PRIO_MEDIUM;
86 }
87
88 /*
89 * Described in header
90 */
91 delete_child_sa_job_t *delete_child_sa_job_create(protocol_id_t protocol,
92 u_int32_t spi, host_t *dst, bool expired)
93 {
94 private_delete_child_sa_job_t *this;
95
96 INIT(this,
97 .public = {
98 .job_interface = {
99 .execute = _execute,
100 .get_priority = _get_priority,
101 .destroy = _destroy,
102 },
103 },
104 .protocol = protocol,
105 .spi = spi,
106 .dst = dst->clone(dst),
107 .expired = expired,
108 );
109
110 return &this->public;
111 }