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
41static int32_t
42dun_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
56static int32_t
57dun_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
72static int32_t
73dun_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
84static int32_t
85dun_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
97static int32_t
98dun_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
114static 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
132profile_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