xref: /btstack/src/l2cap_signaling.h (revision f471afd8963ca1a5b914db0cbb3471db087f44b8)
1 /*
2  * Copyright (C) 2009-2012 by Matthias Ringwald
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the copyright holders nor the names of
14  *    contributors may be used to endorse or promote products derived
15  *    from this software without specific prior written permission.
16  * 4. Any redistribution, use, or modification is done solely for
17  *    personal benefit and not for any commercial purpose or for
18  *    monetary gain.
19  *
20  * THIS SOFTWARE IS PROVIDED BY MATTHIAS RINGWALD AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
24  * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
26  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
27  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
28  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
30  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  * Please inquire about commercial licensing options at [email protected]
34  *
35  */
36 
37 /*
38  *  l2cap_signaling.h
39  *
40  *  Created by Matthias Ringwald on 7/23/09.
41  */
42 
43 #ifndef __L2CAP_SIGNALING_H
44 #define __L2CAP_SIGNALING_H
45 
46 #include <stdint.h>
47 #include <stdarg.h>
48 #include <btstack/utils.h>
49 #include <btstack/hci_cmds.h>
50 
51 #if defined __cplusplus
52 extern "C" {
53 #endif
54 
55 typedef enum {
56     COMMAND_REJECT = 1,
57     CONNECTION_REQUEST,
58     CONNECTION_RESPONSE,
59     CONFIGURE_REQUEST,
60     CONFIGURE_RESPONSE,
61     DISCONNECTION_REQUEST,
62     DISCONNECTION_RESPONSE,
63     ECHO_REQUEST,
64     ECHO_RESPONSE,
65     INFORMATION_REQUEST,
66     INFORMATION_RESPONSE,
67     CONNECTION_PARAMETER_UPDATE_REQUEST = 0x12,
68     CONNECTION_PARAMETER_UPDATE_RESPONSE
69 } L2CAP_SIGNALING_COMMANDS;
70 
71 uint16_t l2cap_create_signaling_internal(uint8_t * acl_buffer,hci_con_handle_t handle, L2CAP_SIGNALING_COMMANDS cmd, uint8_t identifier, va_list argptr);
72 uint16_t l2cap_le_create_connection_parameter_update_request(uint8_t * acl_buffer, uint16_t handle, uint16_t interval_min, uint16_t interval_max, uint16_t slave_latency, uint16_t timeout_multiplier);
73 uint8_t  l2cap_next_sig_id(void);
74 uint16_t l2cap_next_local_cid(void);
75 
76 #if defined __cplusplus
77 }
78 #endif
79 
80 #endif // __L2CAP_SIGNALING_H
81