dun.c revision 330449 
1/*-
2 * dun.c
3 *
4 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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 * $FreeBSD: stable/11/usr.sbin/bluetooth/sdpd/dun.c 330449 2018-03-05 07:26:05Z eadler $
32 */
33
34#include <sys/queue.h>
35#define L2CAP_SOCKET_CHECKED
36#include <bluetooth.h>
37#include <sdp.h>
38#include <string.h>
39#include "profile.h"
40#include "provider.h"
41
42static int32_t
43dun_profile_create_service_class_id_list(
44		uint8_t *buf, uint8_t const * const eob,
45		uint8_t const *data, uint32_t datalen)
46{
47	static uint16_t	service_classes[] = {
48		SDP_SERVICE_CLASS_DIALUP_NETWORKING
49	};
50
51	return (common_profile_create_service_class_id_list(
52			buf, eob,
53			(uint8_t const *) service_classes,
54			sizeof(service_classes)));
55}
56
57static int32_t
58dun_profile_create_bluetooth_profile_descriptor_list(
59		uint8_t *buf, uint8_t const * const eob,
60		uint8_t const *data, uint32_t datalen)
61{
62	static uint16_t	profile_descriptor_list[] = {
63		SDP_SERVICE_CLASS_DIALUP_NETWORKING,
64		0x0100
65	};
66
67	return (common_profile_create_bluetooth_profile_descriptor_list(
68			buf, eob,
69			(uint8_t const *) profile_descriptor_list,
70			sizeof(profile_descriptor_list)));
71}
72
73static int32_t
74dun_profile_create_service_name(
75		uint8_t *buf, uint8_t const * const eob,
76		uint8_t const *data, uint32_t datalen)
77{
78	static char	service_name[] = "DialUp networking";
79
80	return (common_profile_create_string8(
81			buf, eob,
82			(uint8_t const *) service_name, strlen(service_name)));
83}
84
85static int32_t
86dun_profile_create_protocol_descriptor_list(
87		uint8_t *buf, uint8_t const * const eob,
88		uint8_t const *data, uint32_t datalen)
89{
90	provider_p		provider = (provider_p) data;
91	sdp_dun_profile_p	dun = (sdp_dun_profile_p) provider->data;
92
93	return (rfcomm_profile_create_protocol_descriptor_list(
94			buf, eob,
95			(uint8_t const *) &dun->server_channel, 1));
96}
97
98static int32_t
99dun_profile_create_audio_feedback_support(
100		uint8_t *buf, uint8_t const * const eob,
101		uint8_t const *data, uint32_t datalen)
102{
103	provider_p		provider = (provider_p) data;
104	sdp_dun_profile_p	dun = (sdp_dun_profile_p) provider->data;
105
106	if (buf + 2 > eob)
107		return (-1);
108
109	SDP_PUT8(SDP_DATA_BOOL, buf);
110	SDP_PUT8(dun->audio_feedback_support, buf);
111
112	return (2);
113}
114
115static attr_t	dun_profile_attrs[] = {
116	{ SDP_ATTR_SERVICE_RECORD_HANDLE,
117	  common_profile_create_service_record_handle },
118	{ SDP_ATTR_SERVICE_CLASS_ID_LIST,
119	  dun_profile_create_service_class_id_list },
120	{ SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST,
121	  dun_profile_create_bluetooth_profile_descriptor_list },
122	{ SDP_ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST,
123	  common_profile_create_language_base_attribute_id_list },
124	{ SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_NAME_OFFSET,
125	  dun_profile_create_service_name },
126	{ SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST,
127	  dun_profile_create_protocol_descriptor_list },
128	{ SDP_ATTR_AUDIO_FEEDBACK_SUPPORT,
129	  dun_profile_create_audio_feedback_support },
130	{ 0, NULL } /* end entry */
131};
132
133profile_t	dun_profile_descriptor = {
134	SDP_SERVICE_CLASS_DIALUP_NETWORKING,
135	sizeof(sdp_dun_profile_t),
136	common_profile_server_channel_valid,
137	(attr_t const * const) &dun_profile_attrs
138};
139
140