xref: /freebsd/usr.sbin/bluetooth/sdpd/gn.c (revision 59c8e88e72633afbc47a4ace0d2170d00d51f7dc)
1 /*
2  * gn.c
3  */
4 
5 /*-
6  * SPDX-License-Identifier: BSD-2-Clause
7  *
8  * Copyright (c) 2008 Maksim Yevmenkin <m_evmenkin@yahoo.com>
9  * All rights reserved.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  *
32  * $Id: gn.c,v 1.1 2008/03/11 00:02:42 max Exp $
33  */
34 
35 #include <sys/queue.h>
36 #define L2CAP_SOCKET_CHECKED
37 #include <bluetooth.h>
38 #include <sdp.h>
39 #include <string.h>
40 #include "profile.h"
41 #include "provider.h"
42 
43 static int32_t
44 gn_profile_create_service_class_id_list(
45 		uint8_t *buf, uint8_t const * const eob,
46 		uint8_t const *data, uint32_t datalen)
47 {
48 	static uint16_t	service_classes[] = {
49 		SDP_SERVICE_CLASS_GN
50 	};
51 
52 	return (common_profile_create_service_class_id_list(
53 			buf, eob,
54 			(uint8_t const *) service_classes,
55 			sizeof(service_classes)));
56 }
57 
58 static int32_t
59 gn_profile_create_bluetooth_profile_descriptor_list(
60 		uint8_t *buf, uint8_t const * const eob,
61 		uint8_t const *data, uint32_t datalen)
62 {
63 	static uint16_t	profile_descriptor_list[] = {
64 		SDP_SERVICE_CLASS_GN,
65 		0x0100
66 	};
67 
68 	return (common_profile_create_bluetooth_profile_descriptor_list(
69 			buf, eob,
70 			(uint8_t const *) profile_descriptor_list,
71 			sizeof(profile_descriptor_list)));
72 }
73 
74 static int32_t
75 gn_profile_create_service_name(
76 		uint8_t *buf, uint8_t const * const eob,
77 		uint8_t const *data, uint32_t datalen)
78 {
79 	static char	service_name[] = "Group Ad-hoc Network";
80 
81 	return (common_profile_create_string8(
82 			buf, eob,
83 			(uint8_t const *) service_name, strlen(service_name)));
84 }
85 
86 static int32_t
87 gn_profile_create_service_description(
88 		uint8_t *buf, uint8_t const * const eob,
89 		uint8_t const *data, uint32_t datalen)
90 {
91 	static char	service_descr[] =
92 				"Personal Group Ad-hoc Network Service";
93 
94 	return (common_profile_create_string8(
95 			buf, eob,
96 			(uint8_t const *) service_descr,
97 			strlen(service_descr)));
98 }
99 
100 static int32_t
101 gn_profile_create_protocol_descriptor_list(
102 		uint8_t *buf, uint8_t const * const eob,
103 		uint8_t const *data, uint32_t datalen)
104 {
105 	provider_p		provider = (provider_p) data;
106 	sdp_gn_profile_p	gn = (sdp_gn_profile_p) provider->data;
107 
108 	return (bnep_profile_create_protocol_descriptor_list(
109 			buf, eob, (uint8_t const *) &gn->psm,
110 			sizeof(gn->psm)));
111 }
112 
113 static int32_t
114 gn_profile_create_security_description(
115 		uint8_t *buf, uint8_t const * const eob,
116 		uint8_t const *data, uint32_t datalen)
117 {
118 	provider_p		provider = (provider_p) data;
119 	sdp_gn_profile_p	gn = (sdp_gn_profile_p) provider->data;
120 
121 	return (bnep_profile_create_security_description(buf, eob,
122 			(uint8_t const *) &gn->security_description,
123 			sizeof(gn->security_description)));
124 }
125 
126 static int32_t
127 gn_profile_create_service_availability(
128 		uint8_t *buf, uint8_t const * const eob,
129 		uint8_t const *data, uint32_t datalen)
130 {
131 	provider_p		provider = (provider_p) data;
132 	sdp_gn_profile_p	gn = (sdp_gn_profile_p) provider->data;
133 
134 	return (common_profile_create_service_availability(buf, eob,
135 			&gn->load_factor, 1));
136 }
137 
138 static int32_t
139 gn_profile_data_valid(uint8_t const *data, uint32_t datalen)
140 {
141 	sdp_gn_profile_p	gn = (sdp_gn_profile_p) data;
142 
143 	return ((gn->psm == 0)? 0 : 1);
144 }
145 
146 static attr_t	gn_profile_attrs[] = {
147 	{ SDP_ATTR_SERVICE_RECORD_HANDLE,
148 	  common_profile_create_service_record_handle },
149 	{ SDP_ATTR_SERVICE_CLASS_ID_LIST,
150 	  gn_profile_create_service_class_id_list },
151 	{ SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST,
152 	  gn_profile_create_protocol_descriptor_list },
153 	{ SDP_ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST,
154 	  common_profile_create_language_base_attribute_id_list },
155 	{ SDP_ATTR_SERVICE_AVAILABILITY,
156 	  gn_profile_create_service_availability },
157 	{ SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST,
158 	  gn_profile_create_bluetooth_profile_descriptor_list },
159 	{ SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_NAME_OFFSET,
160 	  gn_profile_create_service_name },
161 	{ SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_DESCRIPTION_OFFSET,
162 	  gn_profile_create_service_description },
163 	{ SDP_ATTR_SECURITY_DESCRIPTION,
164 	  gn_profile_create_security_description },
165 	{ 0, NULL } /* end entry */
166 };
167 
168 profile_t	gn_profile_descriptor = {
169 	SDP_SERVICE_CLASS_GN,
170 	sizeof(sdp_gn_profile_t),
171 	gn_profile_data_valid,
172 	(attr_t const * const) &gn_profile_attrs
173 };
174 
175