xref: /freebsd/sys/netgraph/bluetooth/l2cap/ng_l2cap_misc.h (revision f0adf7f5cdd241db2f2c817683191a6ef64a4e95)
1 /*
2  * ng_l2cap_misc.h
3  *
4  * Copyright (c) Maksim Yevmenkin <m_evmenkin@yahoo.com>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * $Id: ng_l2cap_misc.h,v 1.3 2003/09/08 19:11:45 max Exp $
29  * $FreeBSD$
30  */
31 
32 #ifndef _NETGRAPH_L2CAP_MISC_H_
33 #define _NETGRAPH_L2CAP_MISC_H_
34 
35 void           ng_l2cap_send_hook_info (node_p, hook_p, void *, int);
36 
37 /*
38  * ACL Connections
39  */
40 
41 ng_l2cap_con_p ng_l2cap_new_con       (ng_l2cap_p, bdaddr_p);
42 void           ng_l2cap_con_ref       (ng_l2cap_con_p);
43 void           ng_l2cap_con_unref     (ng_l2cap_con_p);
44 ng_l2cap_con_p ng_l2cap_con_by_addr   (ng_l2cap_p, bdaddr_p);
45 ng_l2cap_con_p ng_l2cap_con_by_handle (ng_l2cap_p, u_int16_t);
46 void           ng_l2cap_free_con      (ng_l2cap_con_p);
47 
48 /*
49  * L2CAP channels
50  */
51 
52 ng_l2cap_chan_p ng_l2cap_new_chan     (ng_l2cap_p, ng_l2cap_con_p, u_int16_t);
53 ng_l2cap_chan_p ng_l2cap_chan_by_scid (ng_l2cap_p, u_int16_t);
54 void            ng_l2cap_free_chan    (ng_l2cap_chan_p);
55 
56 /*
57  * L2CAP command descriptors
58  */
59 
60 #define ng_l2cap_link_cmd(con, cmd) \
61 do { \
62 	TAILQ_INSERT_TAIL(&(con)->cmd_list, (cmd), next); \
63 	ng_l2cap_con_ref((con)); \
64 } while (0)
65 
66 #define ng_l2cap_unlink_cmd(cmd) \
67 do { \
68 	TAILQ_REMOVE(&((cmd)->con->cmd_list), (cmd), next); \
69 	ng_l2cap_con_unref((cmd)->con); \
70 } while (0)
71 
72 #define ng_l2cap_free_cmd(cmd) \
73 do { \
74 	NG_FREE_M((cmd)->aux); \
75 	bzero((cmd), sizeof(*(cmd))); \
76 	FREE((cmd), M_NETGRAPH_L2CAP); \
77 } while (0)
78 
79 ng_l2cap_cmd_p ng_l2cap_new_cmd      (ng_l2cap_con_p, ng_l2cap_chan_p,
80 						u_int8_t, u_int8_t, u_int32_t);
81 ng_l2cap_cmd_p ng_l2cap_cmd_by_ident (ng_l2cap_con_p, u_int8_t);
82 u_int8_t       ng_l2cap_get_ident    (ng_l2cap_con_p);
83 
84 /*
85  * Timeout
86  */
87 
88 int ng_l2cap_discon_timeout    (ng_l2cap_con_p);
89 int ng_l2cap_discon_untimeout  (ng_l2cap_con_p);
90 int ng_l2cap_lp_timeout        (ng_l2cap_con_p);
91 int ng_l2cap_lp_untimeout      (ng_l2cap_con_p);
92 int ng_l2cap_command_timeout   (ng_l2cap_cmd_p, int);
93 int ng_l2cap_command_untimeout (ng_l2cap_cmd_p);
94 
95 /*
96  * Other stuff
97  */
98 
99 struct mbuf *   ng_l2cap_prepend      (struct mbuf *, int);
100 ng_l2cap_flow_p ng_l2cap_default_flow (void);
101 
102 #endif /* ndef _NETGRAPH_L2CAP_MISC_H_ */
103 
104