1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:set expandtab ts=4 shiftwidth=4: */
/*
* Copyright (C) 2008 Sun Microsystem.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* Authors: Lin Ma <lin.ma@sun.com>
*/
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "fen-node.h"
#include "fen-kernel.h"
#ifndef _FEN_DATA_H_
#define _FEN_DATA_H_
#define FN_EVENT_CREATED 0
#define FN_NAME(fp) (((fdata*)(fp))->fobj.fo_name)
#define FN_NODE(fp) (((fdata*)(fp))->node)
#define FN_IS_DIR(fp) (((fdata*)(fp))->is_dir)
#define FN_IS_PASSIVE(fp) (((fdata*)(fp))->subs == NULL)
#define FN_IS_MONDIR(fp) (((fdata*)(fp))->mon_dir_num > 0)
#define FN_IS_LIVING(fp) (!((fdata*)(fp))->is_cancelled)
typedef struct
{
file_obj_t fobj;
off_t len;
gboolean is_cancelled;
node_t* node;
/* to identify if the path is dir */
gboolean is_dir;
guint mon_dir_num;
/* List of subscriptions monitoring this fdata/path */
GList *subs;
/* prcessed changed events num */
guint changed_event_num;
/* process events source id */
GQueue* eventq;
guint eventq_id;
guint change_update_id;
} fdata;
/* fdata functions */
fdata* fdata_new (node_t* node, gboolean is_mondir);
void fdata_reset (fdata* data);
void fdata_emit_events_once (fdata *f, int event, gpointer sub);
void fdata_emit_events (fdata *f, int event);
void fdata_add_event (fdata *f, fnode_event_t *ev);
void fdata_adjust_deleted (fdata *f);
fdata* get_parent_data (fdata* data);
node_t* get_parent_node (fdata* data);
gboolean is_monitoring (fdata* data);
/* sub */
void fdata_sub_add (fdata *f, gpointer sub);
void fdata_sub_remove (fdata *f, gpointer sub);
/* misc */
node_t* add_missing_cb (node_t* parent, gpointer user_data);
gboolean pre_del_cb (node_t* node, gpointer user_data);
/* init */
gboolean fdata_class_init (void (*user_emit_cb) (fdata*, int),
void (*user_emit_once_cb) (fdata*, int, gpointer),
int (*user_event_converter) (int event));
#endif /* _FEN_DATA_H_ */
|
