xref: /freebsd/usr.sbin/bluetooth/sdpd/gn.c (revision a0409676120c1e558d0ade943019934e0f15118d)
1 /*
2  * gn.c
3  */
4 
5 /*-
6  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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  * $FreeBSD$
34  */
35 
36 #include <sys/queue.h>
37 #define L2CAP_SOCKET_CHECKED
38 #include <bluetooth.h>
39 #include <sdp.h>
40 #include <string.h>
41 #include "profile.h"
42 #include "provider.h"
43 
44 static int32_t
45 gn_profile_create_service_class_id_list(
46 		uint8_t *buf, uint8_t const * const eob,
47 		uint8_t const *data, uint32_t datalen)
48 {
49 	static uint16_t	service_classes[] = {
50 		SDP_SERVICE_CLASS_GN
51 	};
52 
53 	return (common_profile_create_service_class_id_list(
54 			buf, eob,
55 			(uint8_t const *) service_classes,
56 			sizeof(service_classes)));
57 }
58 
59 static int32_t
60 gn_profile_create_bluetooth_profile_descriptor_list(
61 		uint8_t *buf, uint8_t const * const eob,
62 		uint8_t const *data, uint32_t datalen)
63 {
64 	static uint16_t	profile_descriptor_list[] = {
65 		SDP_SERVICE_CLASS_GN,
66 		0x0100
67 	};
68 
69 	return (common_profile_create_bluetooth_profile_descriptor_list(
70 			buf, eob,
71 			(uint8_t const *) profile_descriptor_list,
72 			sizeof(profile_descriptor_list)));
73 }
74 
75 static int32_t
76 gn_profile_create_service_name(
77 		uint8_t *buf, uint8_t const * const eob,
78 		uint8_t const *data, uint32_t datalen)
79 {
80 	static char	service_name[] = "Group Ad-hoc Network";
81 
82 	return (common_profile_create_string8(
83 			buf, eob,
84 			(uint8_t const *) service_name, strlen(service_name)));
85 }
86 
87 static int32_t
88 gn_profile_create_service_description(
89 		uint8_t *buf, uint8_t const * const eob,
90 		uint8_t const *data, uint32_t datalen)
91 {
92 	static char	service_descr[] =
93 				"Personal Group Ad-hoc Network Service";
94 
95 	return (common_profile_create_string8(
96 			buf, eob,
97 			(uint8_t const *) service_descr,
98 			strlen(service_descr)));
99 }
100 
101 static int32_t
102 gn_profile_create_protocol_descriptor_list(
103 		uint8_t *buf, uint8_t const * const eob,
104 		uint8_t const *data, uint32_t datalen)
105 {
106 	provider_p		provider = (provider_p) data;
107 	sdp_gn_profile_p	gn = (sdp_gn_profile_p) provider->data;
108 
109 	return (bnep_profile_create_protocol_descriptor_list(
110 			buf, eob, (uint8_t const *) &gn->psm,
111 			sizeof(gn->psm)));
112 }
113 
114 static int32_t
115 gn_profile_create_security_description(
116 		uint8_t *buf, uint8_t const * const eob,
117 		uint8_t const *data, uint32_t datalen)
118 {
119 	provider_p		provider = (provider_p) data;
120 	sdp_gn_profile_p	gn = (sdp_gn_profile_p) provider->data;
121 
122 	return (bnep_profile_create_security_description(buf, eob,
123 			(uint8_t const *) &gn->security_description,
124 			sizeof(gn->security_description)));
125 }
126 
127 static int32_t
128 gn_profile_create_service_availability(
129 		uint8_t *buf, uint8_t const * const eob,
130 		uint8_t const *data, uint32_t datalen)
131 {
132 	provider_p		provider = (provider_p) data;
133 	sdp_gn_profile_p	gn = (sdp_gn_profile_p) provider->data;
134 
135 	return (common_profile_create_service_availability(buf, eob,
136 			&gn->load_factor, 1));
137 }
138 
139 static int32_t
140 gn_profile_data_valid(uint8_t const *data, uint32_t datalen)
141 {
142 	sdp_gn_profile_p	gn = (sdp_gn_profile_p) data;
143 
144 	return ((gn->psm == 0)? 0 : 1);
145 }
146 
147 static attr_t	gn_profile_attrs[] = {
148 	{ SDP_ATTR_SERVICE_RECORD_HANDLE,
149 	  common_profile_create_service_record_handle },
150 	{ SDP_ATTR_SERVICE_CLASS_ID_LIST,
151 	  gn_profile_create_service_class_id_list },
152 	{ SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST,
153 	  gn_profile_create_protocol_descriptor_list },
154 	{ SDP_ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST,
155 	  common_profile_create_language_base_attribute_id_list },
156 	{ SDP_ATTR_SERVICE_AVAILABILITY,
157 	  gn_profile_create_service_availability },
158 	{ SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST,
159 	  gn_profile_create_bluetooth_profile_descriptor_list },
160 	{ SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_NAME_OFFSET,
161 	  gn_profile_create_service_name },
162 	{ SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_DESCRIPTION_OFFSET,
163 	  gn_profile_create_service_description },
164 	{ SDP_ATTR_SECURITY_DESCRIPTION,
165 	  gn_profile_create_security_description },
166 	{ 0, NULL } /* end entry */
167 };
168 
169 profile_t	gn_profile_descriptor = {
170 	SDP_SERVICE_CLASS_GN,
171 	sizeof(sdp_gn_profile_t),
172 	gn_profile_data_valid,
173 	(attr_t const * const) &gn_profile_attrs
174 };
175 
176