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[strongswan.git] / src / libimcv / pts / pts_ima_event_list.h
1 /*
2 * Copyright (C) 2014 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 pts_ima_event_list pts_ima_event_list
18 * @{ @ingroup pts
19 */
20
21 #ifndef PTS_IMA_EVENT_LIST_H_
22 #define PTS_IMA_EVENT_LIST_H_
23
24 #include <time.h>
25
26 #include <library.h>
27
28 typedef struct pts_ima_event_list_t pts_ima_event_list_t;
29
30 #define IMA_PCR 10
31 #define IMA_ALGO_LEN_MIN 5
32 #define IMA_ALGO_LEN_MAX 8
33
34
35 /**
36 * Class retrieving Linux IMA file measurements
37 *
38 */
39 struct pts_ima_event_list_t {
40
41 /**
42 * Get the time the file measurements were taken
43 *
44 * @return Measurement time
45 */
46 time_t (*get_time)(pts_ima_event_list_t *this);
47
48 /**
49 * Get the number of non-processed file measurements
50 *
51 * @return Number of measurements left
52 */
53 int (*get_count)(pts_ima_event_list_t *this);
54
55 /**
56 * Get the next file measurement and remove it from the list
57 *
58 * @param measurement Measurement hash
59 * @param algo Algorithm used to hash files
60 " @param name Event name (absolute filename or boot_aggregate)
61 * @return Return code
62 */
63 status_t (*get_next)(pts_ima_event_list_t *this, chunk_t *measurement,
64 char **algo, char **name);
65
66 /**
67 * Destroys a pts_ima_event_list_t object.
68 */
69 void (*destroy)(pts_ima_event_list_t *this);
70
71 };
72
73 /**
74 * Create a PTS IMA runtime file measurement object
75 *
76 * @param file Pathname pointing to the IMA runtme measurements
77 */
78 pts_ima_event_list_t* pts_ima_event_list_create(char *file);
79
80 #endif /** PTS_IMA_EVENT_LIST_H_ @}*/