1 /*
2 * nap.c
3 */
4
5 /*-
6 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
7 *
8 * Copyright (c) 2008 Maksim Yevmenkin <[email protected]>
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: nap.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
nap_profile_create_service_class_id_list(uint8_t * buf,uint8_t const * const eob,uint8_t const * data,uint32_t datalen)45 nap_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_NAP
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
nap_profile_create_bluetooth_profile_descriptor_list(uint8_t * buf,uint8_t const * const eob,uint8_t const * data,uint32_t datalen)60 nap_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_NAP,
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
nap_profile_create_service_name(uint8_t * buf,uint8_t const * const eob,uint8_t const * data,uint32_t datalen)76 nap_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[] = "Network Access Point";
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
nap_profile_create_service_description(uint8_t * buf,uint8_t const * const eob,uint8_t const * data,uint32_t datalen)88 nap_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[] = "Personal 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
nap_profile_create_protocol_descriptor_list(uint8_t * buf,uint8_t const * const eob,uint8_t const * data,uint32_t datalen)101 nap_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_nap_profile_p nap = (sdp_nap_profile_p) provider->data;
107
108 return (bnep_profile_create_protocol_descriptor_list(
109 buf, eob, (uint8_t const *) &nap->psm,
110 sizeof(nap->psm)));
111 }
112
113 static int32_t
nap_profile_create_security_description(uint8_t * buf,uint8_t const * const eob,uint8_t const * data,uint32_t datalen)114 nap_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_nap_profile_p nap = (sdp_nap_profile_p) provider->data;
120
121 return (bnep_profile_create_security_description(buf, eob,
122 (uint8_t const *) &nap->security_description,
123 sizeof(nap->security_description)));
124 }
125
126 static int32_t
nap_profile_create_net_access_type(uint8_t * buf,uint8_t const * const eob,uint8_t const * data,uint32_t datalen)127 nap_profile_create_net_access_type(
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_nap_profile_p nap = (sdp_nap_profile_p) provider->data;
133
134 if (buf + 3 > eob)
135 return (-1);
136
137 SDP_PUT8(SDP_DATA_UINT16, buf);
138 SDP_PUT16(nap->net_access_type, buf);
139
140 return (3);
141 }
142
143 static int32_t
nap_profile_create_max_net_access_rate(uint8_t * buf,uint8_t const * const eob,uint8_t const * data,uint32_t datalen)144 nap_profile_create_max_net_access_rate(
145 uint8_t *buf, uint8_t const * const eob,
146 uint8_t const *data, uint32_t datalen)
147 {
148 provider_p provider = (provider_p) data;
149 sdp_nap_profile_p nap = (sdp_nap_profile_p) provider->data;
150
151 if (buf + 3 > eob)
152 return (-1);
153
154 SDP_PUT8(SDP_DATA_UINT16, buf);
155 SDP_PUT16(nap->max_net_access_rate, buf);
156
157 return (3);
158 }
159
160 static int32_t
nap_profile_create_service_availability(uint8_t * buf,uint8_t const * const eob,uint8_t const * data,uint32_t datalen)161 nap_profile_create_service_availability(
162 uint8_t *buf, uint8_t const * const eob,
163 uint8_t const *data, uint32_t datalen)
164 {
165 provider_p provider = (provider_p) data;
166 sdp_nap_profile_p nap = (sdp_nap_profile_p) provider->data;
167
168 return (common_profile_create_service_availability(buf, eob,
169 &nap->load_factor, 1));
170 }
171
172 static int32_t
nap_profile_data_valid(uint8_t const * data,uint32_t datalen)173 nap_profile_data_valid(uint8_t const *data, uint32_t datalen)
174 {
175 sdp_nap_profile_p nap = (sdp_nap_profile_p) data;
176
177 return ((nap->psm == 0)? 0 : 1);
178 }
179
180 static attr_t nap_profile_attrs[] = {
181 { SDP_ATTR_SERVICE_RECORD_HANDLE,
182 common_profile_create_service_record_handle },
183 { SDP_ATTR_SERVICE_CLASS_ID_LIST,
184 nap_profile_create_service_class_id_list },
185 { SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST,
186 nap_profile_create_protocol_descriptor_list },
187 { SDP_ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST,
188 common_profile_create_language_base_attribute_id_list },
189 { SDP_ATTR_SERVICE_AVAILABILITY,
190 nap_profile_create_service_availability },
191 { SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST,
192 nap_profile_create_bluetooth_profile_descriptor_list },
193 { SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_NAME_OFFSET,
194 nap_profile_create_service_name },
195 { SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_DESCRIPTION_OFFSET,
196 nap_profile_create_service_description },
197 { SDP_ATTR_SECURITY_DESCRIPTION,
198 nap_profile_create_security_description },
199 { SDP_ATTR_NET_ACCESS_TYPE,
200 nap_profile_create_net_access_type },
201 { SDP_ATTR_MAX_NET_ACCESS_RATE,
202 nap_profile_create_max_net_access_rate },
203 { 0, NULL } /* end entry */
204 };
205
206 profile_t nap_profile_descriptor = {
207 SDP_SERVICE_CLASS_NAP,
208 sizeof(sdp_nap_profile_t),
209 nap_profile_data_valid,
210 (attr_t const * const) &nap_profile_attrs
211 };
212
213