Annotation of embedaddon/strongswan/src/libcharon/sa/ikev2/tasks/ike_rekey.h, revision 1.1.1.1
1.1 misho 1: /*
2: * Copyright (C) 2016 Tobias Brunner
3: * Copyright (C) 2007 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: /**
18: * @defgroup ike_rekey ike_rekey
19: * @{ @ingroup tasks_v2
20: */
21:
22: #ifndef IKE_REKEY_H_
23: #define IKE_REKEY_H_
24:
25: typedef struct ike_rekey_t ike_rekey_t;
26:
27: #include <library.h>
28: #include <sa/ike_sa.h>
29: #include <sa/task.h>
30:
31: /**
32: * Task of type TASK_IKE_REKEY, rekey an established IKE_SA.
33: */
34: struct ike_rekey_t {
35:
36: /**
37: * Implements the task_t interface
38: */
39: task_t task;
40:
41: /**
42: * Check if there was a rekey collision.
43: *
44: * @return TRUE if there was a rekey collision before
45: */
46: bool (*did_collide)(ike_rekey_t *this);
47:
48: /**
49: * Register a rekeying task which collides with this one.
50: *
51: * If two peers initiate rekeying at the same time, the collision must
52: * be handled gracefully. The task manager is aware of what exchanges
53: * are going on and notifies the outgoing task by passing the incoming.
54: *
55: * @param other incoming task
56: */
57: void (*collide)(ike_rekey_t* this, task_t *other);
58: };
59:
60: /**
61: * Create a new TASK_IKE_REKEY task.
62: *
63: * @param ike_sa IKE_SA this task works for
64: * @param initiator TRUE for initiator, FALSE for responder
65: * @return TASK_IKE_REKEY task to handle by the task_manager
66: */
67: ike_rekey_t *ike_rekey_create(ike_sa_t *ike_sa, bool initiator);
68:
69: #endif /** IKE_REKEY_H_ @}*/
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