1 /* -*- mode: c; c-basic-offset: 8; -*-
2 * vim: noexpandtab sw=8 ts=8 sts=0:
3 *
4 * heartbeat.h
5 *
6 * Function prototypes
7 *
8 * Copyright (C) 2002, 2004 Oracle. All rights reserved.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public
12 * License as published by the Free Software Foundation; either
13 * version 2 of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public
21 * License along with this program; if not, write to the
22 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 * Boston, MA 021110-1307, USA.
24 */
25
26 #ifndef OCFS2_HEARTBEAT_H
27 #define OCFS2_HEARTBEAT_H
28
29 void ocfs2_init_node_maps(struct ocfs2_super *osb);
30
31 void ocfs2_setup_hb_callbacks(struct ocfs2_super *osb);
32 void ocfs2_stop_heartbeat(struct ocfs2_super *osb);
33
34 /* node map functions - used to keep track of mounted and in-recovery
35 * nodes. */
36 int ocfs2_node_map_is_empty(struct ocfs2_super *osb,
37 struct ocfs2_node_map *map);
38 void ocfs2_node_map_set_bit(struct ocfs2_super *osb,
39 struct ocfs2_node_map *map,
40 int bit);
41 void ocfs2_node_map_clear_bit(struct ocfs2_super *osb,
42 struct ocfs2_node_map *map,
43 int bit);
44 int ocfs2_node_map_test_bit(struct ocfs2_super *osb,
45 struct ocfs2_node_map *map,
46 int bit);
47 int ocfs2_node_map_iterate(struct ocfs2_super *osb,
48 struct ocfs2_node_map *map,
49 int idx);
50 static inline int ocfs2_node_map_first_set_bit(struct ocfs2_super *osb,
51 struct ocfs2_node_map *map)
52 {
53 return ocfs2_node_map_iterate(osb, map, 0);
54 }
55 int ocfs2_recovery_map_set(struct ocfs2_super *osb,
56 int num);
57 void ocfs2_recovery_map_clear(struct ocfs2_super *osb,
58 int num);
59
60 #endif /* OCFS2_HEARTBEAT_H */
61
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