Annotation of embedaddon/strongswan/src/libcharon/processing/jobs/delete_child_sa_job.c, revision 1.1.1.1
1.1 misho 1: /*
2: * Copyright (C) 2017 Tobias Brunner
3: * Copyright (C) 2006 Martin Willi
4: * HSR Hochschule fuer Technik Rapperswil
5: *
6: * This program is free software; you can redistribute it and/or modify it
7: * under the terms of the GNU General Public License as published by the
8: * Free Software Foundation; either version 2 of the License, or (at your
9: * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
10: *
11: * This program is distributed in the hope that it will be useful, but
12: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14: * for more details.
15: */
16:
17: #include "delete_child_sa_job.h"
18:
19: #include <daemon.h>
20:
21:
22: typedef struct private_delete_child_sa_job_t private_delete_child_sa_job_t;
23:
24: /**
25: * Private data of an delete_child_sa_job_t object.
26: */
27: struct private_delete_child_sa_job_t {
28:
29: /**
30: * Public delete_child_sa_job_t interface.
31: */
32: delete_child_sa_job_t public;
33:
34: /**
35: * Protocol of the CHILD_SA (ESP/AH)
36: */
37: protocol_id_t protocol;
38:
39: /**
40: * Inbound SPI of the CHILD_SA
41: */
42: uint32_t spi;
43:
44: /**
45: * SA destination address
46: */
47: host_t *dst;
48:
49: /**
50: * Delete for an expired CHILD_SA
51: */
52: bool expired;
53:
54: /**
55: * Unique ID of the CHILD_SA
56: */
57: uint32_t id;
58: };
59:
60: METHOD(job_t, destroy, void,
61: private_delete_child_sa_job_t *this)
62: {
63: DESTROY_IF(this->dst);
64: free(this);
65: }
66:
67: METHOD(job_t, execute, job_requeue_t,
68: private_delete_child_sa_job_t *this)
69: {
70: ike_sa_t *ike_sa;
71:
72: if (this->id)
73: {
74: child_sa_t *child_sa;
75:
76: ike_sa = charon->child_sa_manager->checkout_by_id(
77: charon->child_sa_manager, this->id, &child_sa);
78: if (!ike_sa)
79: {
80: DBG1(DBG_JOB, "CHILD_SA {%d} not found for delete", this->id);
81: }
82: else
83: {
84: this->spi = child_sa->get_spi(child_sa, TRUE);
85: this->protocol = child_sa->get_protocol(child_sa);
86: }
87: }
88: else
89: {
90: ike_sa = charon->child_sa_manager->checkout(charon->child_sa_manager,
91: this->protocol, this->spi, this->dst, NULL);
92: if (!ike_sa)
93: {
94: DBG1(DBG_JOB, "CHILD_SA %N/0x%08x/%H not found for delete",
95: protocol_id_names, this->protocol, htonl(this->spi), this->dst);
96: }
97: }
98:
99: if (ike_sa)
100: {
101: ike_sa->delete_child_sa(ike_sa, this->protocol, this->spi,
102: this->expired);
103: charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
104: }
105: return JOB_REQUEUE_NONE;
106: }
107:
108: METHOD(job_t, get_priority, job_priority_t,
109: private_delete_child_sa_job_t *this)
110: {
111: return JOB_PRIO_MEDIUM;
112: }
113:
114: /*
115: * Described in header
116: */
117: delete_child_sa_job_t *delete_child_sa_job_create(protocol_id_t protocol,
118: uint32_t spi, host_t *dst, bool expired)
119: {
120: private_delete_child_sa_job_t *this;
121:
122: INIT(this,
123: .public = {
124: .job_interface = {
125: .execute = _execute,
126: .get_priority = _get_priority,
127: .destroy = _destroy,
128: },
129: },
130: .protocol = protocol,
131: .spi = spi,
132: .dst = dst->clone(dst),
133: .expired = expired,
134: );
135:
136: return &this->public;
137: }
138:
139: /*
140: * Described in header
141: */
142: delete_child_sa_job_t *delete_child_sa_job_create_id(uint32_t id)
143: {
144: private_delete_child_sa_job_t *this;
145:
146: INIT(this,
147: .public = {
148: .job_interface = {
149: .execute = _execute,
150: .get_priority = _get_priority,
151: .destroy = _destroy,
152: },
153: },
154: .id = id,
155: );
156:
157: return &this->public;
158: }
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