D-Bus  1.12.16
dbus-list.h
1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
2 /* dbus-list.h Generic linked list utility (internal to D-Bus implementation)
3  *
4  * Copyright (C) 2002, 2003 Red Hat, Inc.
5  *
6  * Licensed under the Academic Free License version 2.1
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  *
22  */
23 
24 #ifndef DBUS_LIST_H
25 #define DBUS_LIST_H
26 
27 #include <dbus/dbus-internals.h>
28 #include <dbus/dbus-memory.h>
29 #include <dbus/dbus-types.h>
30 #include <dbus/dbus-sysdeps.h>
31 
33 
34 struct DBusList
35 {
38  void *data;
39 };
40 DBUS_PRIVATE_EXPORT
42  void *data);
43 DBUS_PRIVATE_EXPORT
45  void *data);
46 dbus_bool_t _dbus_list_insert_before (DBusList **list,
47  DBusList *before_this_link,
48  void *data);
49 DBUS_PRIVATE_EXPORT
51  DBusList *after_this_link,
52  void *data);
53 DBUS_PRIVATE_EXPORT
55  DBusList *before_this_link,
56  DBusList *link);
57 DBUS_PRIVATE_EXPORT
59  DBusList *after_this_link,
60  DBusList *link);
61 DBUS_PRIVATE_EXPORT
63  void *data);
64 DBUS_PRIVATE_EXPORT
66  void *data);
67 DBUS_PRIVATE_EXPORT
68 void _dbus_list_remove_link (DBusList **list,
69  DBusList *link);
70 DBUS_PRIVATE_EXPORT
72  void *data);
73 DBUS_PRIVATE_EXPORT
74 void _dbus_list_clear (DBusList **list);
75 DBUS_PRIVATE_EXPORT
77 DBUS_PRIVATE_EXPORT
79 DBUS_PRIVATE_EXPORT
80 void* _dbus_list_get_last (DBusList **list);
81 DBUS_PRIVATE_EXPORT
82 void* _dbus_list_get_first (DBusList **list);
83 DBUS_PRIVATE_EXPORT
84 void* _dbus_list_pop_first (DBusList **list);
85 DBUS_PRIVATE_EXPORT
86 void* _dbus_list_pop_last (DBusList **list);
87 DBUS_PRIVATE_EXPORT
89 DBUS_PRIVATE_EXPORT
91  DBusList **dest);
92 DBUS_PRIVATE_EXPORT
93 int _dbus_list_get_length (DBusList **list);
94 DBUS_PRIVATE_EXPORT
95 DBusList* _dbus_list_alloc_link (void *data);
96 DBUS_PRIVATE_EXPORT
97 void _dbus_list_free_link (DBusList *link);
98 DBUS_PRIVATE_EXPORT
99 void _dbus_list_unlink (DBusList **list,
100  DBusList *link);
101 DBUS_PRIVATE_EXPORT
102 void _dbus_list_append_link (DBusList **list,
103  DBusList *link);
104 DBUS_PRIVATE_EXPORT
105 void _dbus_list_prepend_link (DBusList **list,
106  DBusList *link);
107 DBUS_PRIVATE_EXPORT
109 
110 
111 DBUS_PRIVATE_EXPORT
112 void _dbus_list_foreach (DBusList **list,
113  DBusForeachFunction function,
114  void *data);
115 
116 #define _dbus_list_get_next_link(list, link) ((link)->next == *(list) ? NULL : (link)->next)
117 #define _dbus_list_get_prev_link(list, link) ((link) == *(list) ? NULL : (link)->prev)
118 
119 /* if DBUS_ENABLE_STATS */
120 DBUS_PRIVATE_EXPORT
121 void _dbus_list_get_stats (dbus_uint32_t *in_use_p,
122  dbus_uint32_t *in_free_list_p,
123  dbus_uint32_t *allocated_p);
124 
126 
127 #endif /* DBUS_LIST_H */