1 /*        $NetBSD: polldaemon.h,v 1.1.1.2 2009/12/02 00:25:53 haad Exp $        */
2 
3 /*
4  * Copyright (C) 2003-2004 Sistina Software, Inc. All rights reserved.
5  * Copyright (C) 2004 Red Hat, Inc. All rights reserved.
6  *
7  * This file is part of LVM2.
8  *
9  * This copyrighted material is made available to anyone wishing to use,
10  * modify, copy, or redistribute it subject to the terms and conditions
11  * of the GNU Lesser General Public License v.2.1.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program; if not, write to the Free Software Foundation,
15  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
16  */
17 
18 #ifndef _LVM_TOOL_POLLDAEMON_H
19 #define _LVM_TOOL_POLLDAEMON_H
20 
21 #include "metadata-exported.h"
22 
23 typedef enum {
24           PROGRESS_CHECK_FAILED = 0,
25           PROGRESS_UNFINISHED = 1,
26           PROGRESS_FINISHED_SEGMENT = 2,
27           PROGRESS_FINISHED_ALL = 3
28 } progress_t;
29 
30 struct daemon_parms;
31 
32 struct poll_functions {
33           const char *(*get_copy_name_from_lv) (struct logical_volume *lv);
34           struct volume_group *(*get_copy_vg) (struct cmd_context *cmd,
35                                                        const char *name,
36                                                        const char *uuid);
37           struct logical_volume *(*get_copy_lv) (struct cmd_context *cmd,
38                                                          struct volume_group *vg,
39                                                          const char *name,
40                                                          const char *uuid,
41                                                          uint32_t lv_type);
42           progress_t (*poll_progress)(struct cmd_context *cmd,
43                                             struct logical_volume *lv,
44                                             const char *name,
45                                             struct daemon_parms *parms);
46           int (*update_metadata) (struct cmd_context *cmd,
47                                         struct volume_group *vg,
48                                         struct logical_volume *lv,
49                                         struct dm_list *lvs_changed, unsigned flags);
50           int (*finish_copy) (struct cmd_context *cmd,
51                                   struct volume_group *vg,
52                                   struct logical_volume *lv,
53                                   struct dm_list *lvs_changed);
54 };
55 
56 struct daemon_parms {
57           unsigned interval;
58           unsigned aborting;
59           unsigned background;
60           unsigned outstanding_count;
61           unsigned progress_display;
62           const char *progress_title;
63           uint32_t lv_type;
64           struct poll_functions *poll_fns;
65 };
66 
67 int poll_daemon(struct cmd_context *cmd, const char *name, const char *uuid,
68                     unsigned background,
69                     uint32_t lv_type, struct poll_functions *poll_fns,
70                     const char *progress_title);
71 
72 progress_t poll_mirror_progress(struct cmd_context *cmd,
73                                         struct logical_volume *lv, const char *name,
74                                         struct daemon_parms *parms);
75 
76 #endif
77