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;
41 /* L2CAP socket options */
42 #define L2CAP_OPTIONS 0x01
43 struct l2cap_options {
50 #define L2CAP_CONNINFO 0x02
51 struct l2cap_conninfo {
57 #define L2CAP_LM_MASTER 0x0001
58 #define L2CAP_LM_AUTH 0x0002
59 #define L2CAP_LM_ENCRYPT 0x0004
60 #define L2CAP_LM_TRUSTED 0x0008
61 #define L2CAP_LM_RELIABLE 0x0010
62 #define L2CAP_LM_SECURE 0x0020
64 /* L2CAP command codes */
65 #define L2CAP_COMMAND_REJ 0x01
66 #define L2CAP_CONN_REQ 0x02
67 #define L2CAP_CONN_RSP 0x03
68 #define L2CAP_CONF_REQ 0x04
69 #define L2CAP_CONF_RSP 0x05
70 #define L2CAP_DISCONN_REQ 0x06
71 #define L2CAP_DISCONN_RSP 0x07
72 #define L2CAP_ECHO_REQ 0x08
73 #define L2CAP_ECHO_RSP 0x09
74 #define L2CAP_INFO_REQ 0x0a
75 #define L2CAP_INFO_RSP 0x0b
77 /* L2CAP structures */
81 } __attribute__ ((packed));
82 #define L2CAP_HDR_SIZE 4
84 struct l2cap_cmd_hdr {
88 } __attribute__ ((packed));
89 #define L2CAP_CMD_HDR_SIZE 4
91 struct l2cap_cmd_rej {
93 } __attribute__ ((packed));
95 struct l2cap_conn_req {
98 } __attribute__ ((packed));
100 struct l2cap_conn_rsp {
105 } __attribute__ ((packed));
108 #define L2CAP_CR_SUCCESS 0x0000
109 #define L2CAP_CR_PEND 0x0001
110 #define L2CAP_CR_BAD_PSM 0x0002
111 #define L2CAP_CR_SEC_BLOCK 0x0003
112 #define L2CAP_CR_NO_MEM 0x0004
115 #define L2CAP_CS_NO_INFO 0x0000
116 #define L2CAP_CS_AUTHEN_PEND 0x0001
117 #define L2CAP_CS_AUTHOR_PEND 0x0002
119 struct l2cap_conf_req {
123 } __attribute__ ((packed));
125 struct l2cap_conf_rsp {
130 } __attribute__ ((packed));
132 #define L2CAP_CONF_SUCCESS 0x0000
133 #define L2CAP_CONF_UNACCEPT 0x0001
134 #define L2CAP_CONF_REJECT 0x0002
135 #define L2CAP_CONF_UNKNOWN 0x0003
137 struct l2cap_conf_opt {
141 } __attribute__ ((packed));
142 #define L2CAP_CONF_OPT_SIZE 2
144 #define L2CAP_CONF_MTU 0x01
145 #define L2CAP_CONF_FLUSH_TO 0x02
146 #define L2CAP_CONF_QOS 0x03
147 #define L2CAP_CONF_RFC 0x04
149 #define L2CAP_CONF_MAX_SIZE 22
151 struct l2cap_disconn_req {
154 } __attribute__ ((packed));
156 struct l2cap_disconn_rsp {
159 } __attribute__ ((packed));
161 struct l2cap_info_req {
164 } __attribute__ ((packed));
166 struct l2cap_info_rsp {
170 } __attribute__ ((packed));
173 #define L2CAP_IT_CL_MTU 0x0001
174 #define L2CAP_IT_FEAT_MASK 0x0002
177 #define L2CAP_IR_SUCCESS 0x0000
178 #define L2CAP_IR_NOTSUPP 0x0001
180 /* ----- L2CAP connections ----- */
181 struct l2cap_chan_list {
188 struct hci_conn *hcon;
197 struct sk_buff *rx_skb;
202 struct l2cap_chan_list chan_list;
205 /* ----- L2CAP channel and socket info ----- */
206 #define l2cap_pi(sk) ((struct l2cap_pinfo *) sk)
230 struct l2cap_conn *conn;
235 #define L2CAP_CONF_REQ_SENT 0x01
236 #define L2CAP_CONF_INPUT_DONE 0x02
237 #define L2CAP_CONF_OUTPUT_DONE 0x04
238 #define L2CAP_CONF_MAX_RETRIES 2
240 void l2cap_load(void);
242 #endif /* __L2CAP_H */