usr.sbin/sdpd/hf.c

   1 /* $NetBSD: hf.c,v 1.2 2007/11/09 20:08:40 plunky Exp $ */
   2 /* $DragonFly: src/usr.sbin/sdpd/hf.c,v 1.1 2008/01/06 21:51:30 hasso Exp $ */
   3
   4 /*-
   5  * Copyright (c) 2006 Itronix Inc.
   6  * All rights reserved.
   7  *
   8  * Written by Iain Hibbert for Itronix Inc.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  * 3. The name of Itronix Inc. may not be used to endorse
  19  *    or promote products derived from this software without specific
  20  *    prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  24  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  25  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY
  26  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  27  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  28  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  29  * ON ANY THEORY OF LIABILITY, WHETHER IN
  30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  32  * POSSIBILITY OF SUCH DAMAGE.
  33  */
  34
  35 #include <sys/queue.h>
  36 #include <bluetooth.h>
  37 #include <sdp.h>
  38 #include <stdio.h>
  39 #include <string.h>
  40
  41 #include <netbt/rfcomm.h>
  42
  43 #include "profile.h"
  44 #include "provider.h"
  45
  46 static int32_t
  47 hf_profile_create_service_class_id_list(
  48                 uint8_t *buf, uint8_t const * const eob,
  49                 uint8_t const *data, uint32_t datalen)
  50 {
  51         static uint16_t service_classes[] = {
  52                 SDP_SERVICE_CLASS_HANDSFREE,
  53                 SDP_SERVICE_CLASS_GENERIC_AUDIO,
  54         };
  55
  56         return (common_profile_create_service_class_id_list(
  57                         buf, eob,
  58                         (uint8_t const *) service_classes,
  59                         sizeof(service_classes)));
  60 }
  61
  62 static int32_t
  63 hf_profile_create_protocol_descriptor_list(
  64                 uint8_t *buf, uint8_t const * const eob,
  65                 uint8_t const *data, uint32_t datalen)
  66 {
  67         provider_t const        *provider = (provider_t const *) data;
  68         sdp_hf_profile_t        *hf = (sdp_hf_profile_t *) provider->data;
  69
  70         return (rfcomm_profile_create_protocol_descriptor_list(
  71                         buf, eob,
  72                         (uint8_t const *) &hf->server_channel, 1));
  73 }
  74
  75 static int32_t
  76 hf_profile_create_bluetooth_profile_descriptor_list(
  77                 uint8_t *buf, uint8_t const * const eob,
  78                 uint8_t const *data, uint32_t datalen)
  79 {
  80         static uint16_t profile_descriptor_list[] = {
  81                 SDP_SERVICE_CLASS_HANDSFREE,
  82                 0x0105
  83         };
  84
  85         return (common_profile_create_bluetooth_profile_descriptor_list(
  86                         buf, eob,
  87                         (uint8_t const *) profile_descriptor_list,
  88                         sizeof(profile_descriptor_list)));
  89 }
  90
  91 static int32_t
  92 hf_profile_create_service_name(
  93                 uint8_t *buf, uint8_t const * const eob,
  94                 uint8_t const *data, uint32_t datalen)
  95 {
  96         static char     service_name[] = "Hands-Free unit";
  97
  98         return (common_profile_create_string8(
  99                         buf, eob,
 100                         (uint8_t const *) service_name, strlen(service_name)));
 101 }
 102
 103 static int32_t
 104 hf_profile_create_supported_features(
 105                 uint8_t *buf, uint8_t const * const eob,
 106                 uint8_t const *data, uint32_t datalen)
 107 {
 108         provider_t const        *provider = (provider_t const *) data;
 109         sdp_hf_profile_t        *hf = (sdp_hf_profile_t *) provider->data;
 110
 111         if (buf + 3 > eob)
 112                 return (-1);
 113
 114         SDP_PUT8(SDP_DATA_UINT16, buf);
 115         SDP_PUT16(hf->supported_features, buf);
 116
 117         return (3);
 118 }
 119
 120 static int32_t
 121 hf_profile_data_valid(uint8_t const *data, uint32_t datalen)
 122 {
 123         sdp_hf_profile_t const *hf = (sdp_hf_profile_t const *) data;
 124
 125         if (hf->server_channel < RFCOMM_CHANNEL_MIN
 126             || hf->server_channel > RFCOMM_CHANNEL_MAX
 127             || (hf->supported_features & ~0x001f))
 128                 return 0;
 129
 130         return 1;
 131 }
 132
 133 static attr_t   hf_profile_attrs[] = {
 134         { SDP_ATTR_SERVICE_RECORD_HANDLE,
 135           common_profile_create_service_record_handle },
 136         { SDP_ATTR_SERVICE_CLASS_ID_LIST,
 137           hf_profile_create_service_class_id_list },
 138         { SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST,
 139           hf_profile_create_protocol_descriptor_list },
 140         { SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST,
 141           hf_profile_create_bluetooth_profile_descriptor_list },
 142         { SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_NAME_OFFSET,
 143           hf_profile_create_service_name },
 144         { SDP_ATTR_SUPPORTED_FEATURES,
 145           hf_profile_create_supported_features },
 146         { 0, NULL } /* end entry */
 147 };
 148
 149 static uint16_t hf_profile_uuids[] = {
 150         SDP_SERVICE_CLASS_HANDSFREE,
 151         SDP_SERVICE_CLASS_GENERIC_AUDIO,
 152         SDP_UUID_PROTOCOL_L2CAP,
 153         SDP_UUID_PROTOCOL_RFCOMM,
 154 };
 155
 156 profile_t       hf_profile_descriptor = {
 157         hf_profile_uuids,
 158         sizeof(hf_profile_uuids),
 159         sizeof(sdp_hf_profile_t),
 160         hf_profile_data_valid,
 161         (attr_t const * const) &hf_profile_attrs
 162 };