xref: /freebsd/usr.sbin/bluetooth/sdpd/dun.c (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
1 /*-
2  * dun.c
3  *
4  * SPDX-License-Identifier: BSD-2-Clause
5  *
6  * Copyright (c) 2004 Maksim Yevmenkin <m_evmenkin@yahoo.com>
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * $Id: dun.c,v 1.5 2004/01/13 01:54:39 max Exp $
31  */
32 
33 #include <sys/queue.h>
34 #define L2CAP_SOCKET_CHECKED
35 #include <bluetooth.h>
36 #include <sdp.h>
37 #include <string.h>
38 #include "profile.h"
39 #include "provider.h"
40 
41 static int32_t
42 dun_profile_create_service_class_id_list(
43 		uint8_t *buf, uint8_t const * const eob,
44 		uint8_t const *data, uint32_t datalen)
45 {
46 	static uint16_t	service_classes[] = {
47 		SDP_SERVICE_CLASS_DIALUP_NETWORKING
48 	};
49 
50 	return (common_profile_create_service_class_id_list(
51 			buf, eob,
52 			(uint8_t const *) service_classes,
53 			sizeof(service_classes)));
54 }
55 
56 static int32_t
57 dun_profile_create_bluetooth_profile_descriptor_list(
58 		uint8_t *buf, uint8_t const * const eob,
59 		uint8_t const *data, uint32_t datalen)
60 {
61 	static uint16_t	profile_descriptor_list[] = {
62 		SDP_SERVICE_CLASS_DIALUP_NETWORKING,
63 		0x0100
64 	};
65 
66 	return (common_profile_create_bluetooth_profile_descriptor_list(
67 			buf, eob,
68 			(uint8_t const *) profile_descriptor_list,
69 			sizeof(profile_descriptor_list)));
70 }
71 
72 static int32_t
73 dun_profile_create_service_name(
74 		uint8_t *buf, uint8_t const * const eob,
75 		uint8_t const *data, uint32_t datalen)
76 {
77 	static char	service_name[] = "DialUp networking";
78 
79 	return (common_profile_create_string8(
80 			buf, eob,
81 			(uint8_t const *) service_name, strlen(service_name)));
82 }
83 
84 static int32_t
85 dun_profile_create_protocol_descriptor_list(
86 		uint8_t *buf, uint8_t const * const eob,
87 		uint8_t const *data, uint32_t datalen)
88 {
89 	provider_p		provider = (provider_p) data;
90 	sdp_dun_profile_p	dun = (sdp_dun_profile_p) provider->data;
91 
92 	return (rfcomm_profile_create_protocol_descriptor_list(
93 			buf, eob,
94 			(uint8_t const *) &dun->server_channel, 1));
95 }
96 
97 static int32_t
98 dun_profile_create_audio_feedback_support(
99 		uint8_t *buf, uint8_t const * const eob,
100 		uint8_t const *data, uint32_t datalen)
101 {
102 	provider_p		provider = (provider_p) data;
103 	sdp_dun_profile_p	dun = (sdp_dun_profile_p) provider->data;
104 
105 	if (buf + 2 > eob)
106 		return (-1);
107 
108 	SDP_PUT8(SDP_DATA_BOOL, buf);
109 	SDP_PUT8(dun->audio_feedback_support, buf);
110 
111 	return (2);
112 }
113 
114 static attr_t	dun_profile_attrs[] = {
115 	{ SDP_ATTR_SERVICE_RECORD_HANDLE,
116 	  common_profile_create_service_record_handle },
117 	{ SDP_ATTR_SERVICE_CLASS_ID_LIST,
118 	  dun_profile_create_service_class_id_list },
119 	{ SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST,
120 	  dun_profile_create_bluetooth_profile_descriptor_list },
121 	{ SDP_ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST,
122 	  common_profile_create_language_base_attribute_id_list },
123 	{ SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_NAME_OFFSET,
124 	  dun_profile_create_service_name },
125 	{ SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST,
126 	  dun_profile_create_protocol_descriptor_list },
127 	{ SDP_ATTR_AUDIO_FEEDBACK_SUPPORT,
128 	  dun_profile_create_audio_feedback_support },
129 	{ 0, NULL } /* end entry */
130 };
131 
132 profile_t	dun_profile_descriptor = {
133 	SDP_SERVICE_CLASS_DIALUP_NETWORKING,
134 	sizeof(sdp_dun_profile_t),
135 	common_profile_server_channel_valid,
136 	(attr_t const * const) &dun_profile_attrs
137 };
138 
139