1/*
2 * ng_l2cap_misc.h
3 */
4
5/*-
6 * Copyright (c) Maksim Yevmenkin <m_evmenkin@yahoo.com>
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 * $Id: ng_l2cap_misc.h,v 1.3 2003/09/08 19:11:45 max Exp $
31 * $FreeBSD$
32 */
33
34#ifndef _NETGRAPH_L2CAP_MISC_H_
35#define _NETGRAPH_L2CAP_MISC_H_
36
37void           ng_l2cap_send_hook_info (node_p, hook_p, void *, int);
38
39/*
40 * ACL Connections
41 */
42
43ng_l2cap_con_p ng_l2cap_new_con       (ng_l2cap_p, bdaddr_p);
44void           ng_l2cap_con_ref       (ng_l2cap_con_p);
45void           ng_l2cap_con_unref     (ng_l2cap_con_p);
46ng_l2cap_con_p ng_l2cap_con_by_addr   (ng_l2cap_p, bdaddr_p);
47ng_l2cap_con_p ng_l2cap_con_by_handle (ng_l2cap_p, u_int16_t);
48void           ng_l2cap_free_con      (ng_l2cap_con_p);
49
50/*
51 * L2CAP channels
52 */
53
54ng_l2cap_chan_p ng_l2cap_new_chan     (ng_l2cap_p, ng_l2cap_con_p, u_int16_t);
55ng_l2cap_chan_p ng_l2cap_chan_by_scid (ng_l2cap_p, u_int16_t);
56void            ng_l2cap_free_chan    (ng_l2cap_chan_p);
57
58/*
59 * L2CAP command descriptors
60 */
61
62#define ng_l2cap_link_cmd(con, cmd) \
63do { \
64	TAILQ_INSERT_TAIL(&(con)->cmd_list, (cmd), next); \
65	ng_l2cap_con_ref((con)); \
66} while (0)
67
68#define ng_l2cap_unlink_cmd(cmd) \
69do { \
70	TAILQ_REMOVE(&((cmd)->con->cmd_list), (cmd), next); \
71	ng_l2cap_con_unref((cmd)->con); \
72} while (0)
73
74#define ng_l2cap_free_cmd(cmd) \
75do { \
76	KASSERT(!callout_pending(&(cmd)->timo), ("Pending callout!")); \
77	NG_FREE_M((cmd)->aux); \
78	bzero((cmd), sizeof(*(cmd))); \
79	free((cmd), M_NETGRAPH_L2CAP); \
80} while (0)
81
82ng_l2cap_cmd_p ng_l2cap_new_cmd      (ng_l2cap_con_p, ng_l2cap_chan_p,
83						u_int8_t, u_int8_t, u_int32_t);
84ng_l2cap_cmd_p ng_l2cap_cmd_by_ident (ng_l2cap_con_p, u_int8_t);
85u_int8_t       ng_l2cap_get_ident    (ng_l2cap_con_p);
86
87/*
88 * Timeout
89 */
90
91int ng_l2cap_discon_timeout    (ng_l2cap_con_p);
92int ng_l2cap_discon_untimeout  (ng_l2cap_con_p);
93int ng_l2cap_lp_timeout        (ng_l2cap_con_p);
94int ng_l2cap_lp_untimeout      (ng_l2cap_con_p);
95int ng_l2cap_command_timeout   (ng_l2cap_cmd_p, int);
96int ng_l2cap_command_untimeout (ng_l2cap_cmd_p);
97
98/*
99 * Other stuff
100 */
101
102struct mbuf *   ng_l2cap_prepend      (struct mbuf *, int);
103ng_l2cap_flow_p ng_l2cap_default_flow (void);
104
105#endif /* ndef _NETGRAPH_L2CAP_MISC_H_ */
106
107