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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  * $FreeBSD$
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
42 static int32_t
43 dun_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
57 static int32_t
58 dun_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
73 static int32_t
74 dun_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
85 static int32_t
86 dun_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
98 static int32_t
99 dun_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
115 static 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
133 profile_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