added get_count() method to IMC/IMV managers
[strongswan.git] / src / libcharon / tnc / imv / imv_manager.h
1 /*
2 * Copyright (C) 2010 Andreas Steffen
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 /**
17 * @defgroup imv_manager imv_manager
18 * @{ @ingroup imv
19 */
20
21 #ifndef IMV_MANAGER_H_
22 #define IMV_MANAGER_H_
23
24 #include "imv.h"
25
26 #include <library.h>
27
28 typedef struct imv_manager_t imv_manager_t;
29
30 /**
31 * The IMV manager controls all IMV instances.
32 */
33 struct imv_manager_t {
34
35 /**
36 * Add an IMV instance
37 *
38 * @param imv IMV instance
39 * @return TRUE if initialization successful
40 */
41 bool (*add)(imv_manager_t *this, imv_t *imv);
42
43 /**
44 * Remove an IMV instance from the list and return it
45 *
46 * @param id ID of IMV instance
47 * @return removed IMC instance
48 */
49 imv_t* (*remove)(imv_manager_t *this, TNC_IMVID id);
50
51 /**
52 * Return the number of registered IMVs
53 *
54 * @return number of IMVs
55 */
56 int (*get_count)(imv_manager_t *this);
57
58 /**
59 * Notify all IMV instances
60 *
61 * @param state communicate the state a connection has reached
62 */
63 void (*notify_connection_change)(imv_manager_t *this,
64 TNC_ConnectionID id,
65 TNC_ConnectionState state);
66
67 /**
68 * Sets the supported message types reported by a given IMV
69 *
70 * @param id ID of reporting IMV
71 * @param supported_types list of messages type supported by IMV
72 * @param type_count number of supported message types
73 * @return TNC result code
74 */
75 TNC_Result (*set_message_types)(imv_manager_t *this,
76 TNC_IMVID id,
77 TNC_MessageTypeList supported_types,
78 TNC_UInt32 type_count);
79
80 /**
81 * Delivers a message to interested IMVs.
82 *
83 * @param connection_id ID of connection over which message was received
84 * @param message message
85 * @param message_len message length
86 * @param message_type message type
87 */
88 void (*receive_message)(imv_manager_t *this,
89 TNC_ConnectionID connection_id,
90 TNC_BufferReference message,
91 TNC_UInt32 message_len,
92 TNC_MessageType message_type);
93
94 /**
95 * Destroy an IMV manager and all its controlled instances.
96 */
97 void (*destroy)(imv_manager_t *this);
98 };
99
100 #endif /** IMV_MANAGER_H_ @}*/