1/*
2   CMTP implementation for Linux Bluetooth stack (BlueZ).
3   Copyright (C) 2002-2003 Marcel Holtmann <marcel@holtmann.org>
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License version 2 as
7   published by the Free Software Foundation;
8
9   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
10   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
11   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
12   IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
13   CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
14   WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15   ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17
18   ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
19   COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
20   SOFTWARE IS DISCLAIMED.
21*/
22
23#ifndef __CMTP_H
24#define __CMTP_H
25
26#include <linux/types.h>
27#include <net/bluetooth/bluetooth.h>
28
29#define BTNAMSIZ 18
30
31/* CMTP ioctl defines */
32#define CMTPCONNADD	_IOW('C', 200, int)
33#define CMTPCONNDEL	_IOW('C', 201, int)
34#define CMTPGETCONNLIST	_IOR('C', 210, int)
35#define CMTPGETCONNINFO	_IOR('C', 211, int)
36
37#define CMTP_LOOPBACK	0
38
39struct cmtp_connadd_req {
40	int   sock;	/* Connected socket */
41	__u32 flags;
42};
43
44struct cmtp_conndel_req {
45	bdaddr_t bdaddr;
46	__u32    flags;
47};
48
49struct cmtp_conninfo {
50	bdaddr_t bdaddr;
51	__u32    flags;
52	__u16    state;
53	int      num;
54};
55
56struct cmtp_connlist_req {
57	__u32  cnum;
58	struct cmtp_conninfo __user *ci;
59};
60
61int cmtp_add_connection(struct cmtp_connadd_req *req, struct socket *sock);
62int cmtp_del_connection(struct cmtp_conndel_req *req);
63int cmtp_get_connlist(struct cmtp_connlist_req *req);
64int cmtp_get_conninfo(struct cmtp_conninfo *ci);
65
66/* CMTP session defines */
67#define CMTP_INTEROP_TIMEOUT	(HZ * 5)
68#define CMTP_INITIAL_MSGNUM	0xff00
69
70struct cmtp_session {
71	struct list_head list;
72
73	struct socket *sock;
74
75	bdaddr_t bdaddr;
76
77	unsigned long state;
78	unsigned long flags;
79
80	uint mtu;
81
82	char name[BTNAMSIZ];
83
84	atomic_t terminate;
85	struct task_struct *task;
86
87	wait_queue_head_t wait;
88
89	int ncontroller;
90	int num;
91	struct capi_ctr ctrl;
92
93	struct list_head applications;
94
95	unsigned long blockids;
96	int msgnum;
97
98	struct sk_buff_head transmit;
99
100	struct sk_buff *reassembly[16];
101};
102
103struct cmtp_application {
104	struct list_head list;
105
106	unsigned long state;
107	int err;
108
109	__u16 appl;
110	__u16 mapping;
111
112	__u16 msgnum;
113};
114
115struct cmtp_scb {
116	int id;
117	int data;
118};
119
120int  cmtp_attach_device(struct cmtp_session *session);
121void cmtp_detach_device(struct cmtp_session *session);
122
123void cmtp_recv_capimsg(struct cmtp_session *session, struct sk_buff *skb);
124
125/* CMTP init defines */
126int cmtp_init_sockets(void);
127void cmtp_cleanup_sockets(void);
128
129#endif /* __CMTP_H */
130