2 BlueZ - Bluetooth protocol stack for Linux
3 Copyright (C) 2000-2001 Qualcomm Incorporated
5 Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License version 2 as
9 published by the Free Software Foundation;
11 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
12 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
14 IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
15 CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
16 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
21 COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
22 SOFTWARE IS DISCLAIMED.
29 #define L2CAP_DEFAULT_MTU 672
30 #define L2CAP_DEFAULT_FLUSH_TO 0xFFFF
32 #define L2CAP_CONN_TIMEOUT (HZ * 40)
34 /* L2CAP socket address */
36 sa_family_t l2_family;
37 unsigned short l2_psm;
42 #define L2CAP_OPTIONS 0x01
43 struct l2cap_options {
49 #define L2CAP_CONNINFO 0x02
50 struct l2cap_conninfo {
55 #define L2CAP_LM_MASTER 0x0001
56 #define L2CAP_LM_AUTH 0x0002
57 #define L2CAP_LM_ENCRYPT 0x0004
58 #define L2CAP_LM_TRUSTED 0x0008
60 #define L2CAP_QOS 0x04
64 __u32 token_bucket_size;
67 __u32 delay_variation;
70 #define L2CAP_SERV_NO_TRAFFIC 0x00
71 #define L2CAP_SERV_BEST_EFFORT 0x01
72 #define L2CAP_SERV_GUARANTEED 0x02
74 /* L2CAP command codes */
75 #define L2CAP_COMMAND_REJ 0x01
76 #define L2CAP_CONN_REQ 0x02
77 #define L2CAP_CONN_RSP 0x03
78 #define L2CAP_CONF_REQ 0x04
79 #define L2CAP_CONF_RSP 0x05
80 #define L2CAP_DISCONN_REQ 0x06
81 #define L2CAP_DISCONN_RSP 0x07
82 #define L2CAP_ECHO_REQ 0x08
83 #define L2CAP_ECHO_RSP 0x09
84 #define L2CAP_INFO_REQ 0x0a
85 #define L2CAP_INFO_RSP 0x0b
87 /* L2CAP structures */
91 } __attribute__ ((packed));
92 #define L2CAP_HDR_SIZE 4
94 struct l2cap_cmd_hdr {
98 } __attribute__ ((packed));
99 #define L2CAP_CMD_HDR_SIZE 4
101 struct l2cap_cmd_rej {
103 } __attribute__ ((packed));
105 struct l2cap_conn_req {
108 } __attribute__ ((packed));
110 struct l2cap_conn_rsp {
115 } __attribute__ ((packed));
118 #define L2CAP_CR_SUCCESS 0x0000
119 #define L2CAP_CR_PEND 0x0001
120 #define L2CAP_CR_BAD_PSM 0x0002
121 #define L2CAP_CR_SEC_BLOCK 0x0003
122 #define L2CAP_CR_NO_MEM 0x0004
125 #define L2CAP_CS_NO_INFO 0x0000
126 #define L2CAP_CS_AUTHEN_PEND 0x0001
127 #define L2CAP_CS_AUTHOR_PEND 0x0002
129 struct l2cap_conf_req {
133 } __attribute__ ((packed));
135 struct l2cap_conf_rsp {
140 } __attribute__ ((packed));
142 #define L2CAP_CONF_SUCCESS 0x00
143 #define L2CAP_CONF_UNACCEPT 0x01
145 struct l2cap_conf_opt {
149 } __attribute__ ((packed));
150 #define L2CAP_CONF_OPT_SIZE 2
152 #define L2CAP_CONF_MTU 0x01
153 #define L2CAP_CONF_FLUSH_TO 0x02
154 #define L2CAP_CONF_QOS 0x03
156 #define L2CAP_CONF_MAX_SIZE 22
158 struct l2cap_disconn_req {
161 } __attribute__ ((packed));
163 struct l2cap_disconn_rsp {
166 } __attribute__ ((packed));
168 struct l2cap_info_req {
171 } __attribute__ ((packed));
173 struct l2cap_info_rsp {
177 } __attribute__ ((packed));
179 /* ----- L2CAP connections ----- */
180 struct l2cap_chan_list {
187 struct hci_conn *hcon;
196 struct sk_buff *rx_skb;
201 struct l2cap_chan_list chan_list;
204 /* ----- L2CAP channel and socket info ----- */
205 #define l2cap_pi(sk) ((struct l2cap_pinfo *)sk->sk_protinfo)
226 struct l2cap_conn *conn;
231 #define L2CAP_CONF_REQ_SENT 0x01
232 #define L2CAP_CONF_INPUT_DONE 0x02
233 #define L2CAP_CONF_OUTPUT_DONE 0x04
234 #define L2CAP_CONF_MAX_RETRIES 2
236 void l2cap_load(void);
238 #endif /* __L2CAP_H */