nap.c revision 303975
1/* 2 * nap.c 3 */ 4 5/*- 6 * Copyright (c) 2008 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: nap.c,v 1.1 2008/03/11 00:02:42 max Exp $ 31 * $FreeBSD: releng/11.0/usr.sbin/bluetooth/sdpd/nap.c 281210 2015-04-07 16:48:23Z takawata $ 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 43nap_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_NAP 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 58nap_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_NAP, 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 74nap_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[] = "Network Access Point"; 79 80 return (common_profile_create_string8( 81 buf, eob, 82 (uint8_t const *) service_name, strlen(service_name))); 83} 84 85static int32_t 86nap_profile_create_service_description( 87 uint8_t *buf, uint8_t const * const eob, 88 uint8_t const *data, uint32_t datalen) 89{ 90 static char service_descr[] = "Personal Ad-hoc Network Service"; 91 92 return (common_profile_create_string8( 93 buf, eob, 94 (uint8_t const *) service_descr, 95 strlen(service_descr))); 96} 97 98static int32_t 99nap_profile_create_protocol_descriptor_list( 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_nap_profile_p nap = (sdp_nap_profile_p) provider->data; 105 106 return (bnep_profile_create_protocol_descriptor_list( 107 buf, eob, (uint8_t const *) &nap->psm, 108 sizeof(nap->psm))); 109} 110 111static int32_t 112nap_profile_create_security_description( 113 uint8_t *buf, uint8_t const * const eob, 114 uint8_t const *data, uint32_t datalen) 115{ 116 provider_p provider = (provider_p) data; 117 sdp_nap_profile_p nap = (sdp_nap_profile_p) provider->data; 118 119 return (bnep_profile_create_security_description(buf, eob, 120 (uint8_t const *) &nap->security_description, 121 sizeof(nap->security_description))); 122} 123 124static int32_t 125nap_profile_create_net_access_type( 126 uint8_t *buf, uint8_t const * const eob, 127 uint8_t const *data, uint32_t datalen) 128{ 129 provider_p provider = (provider_p) data; 130 sdp_nap_profile_p nap = (sdp_nap_profile_p) provider->data; 131 132 if (buf + 3 > eob) 133 return (-1); 134 135 SDP_PUT8(SDP_DATA_UINT16, buf); 136 SDP_PUT16(nap->net_access_type, buf); 137 138 return (3); 139} 140 141static int32_t 142nap_profile_create_max_net_access_rate( 143 uint8_t *buf, uint8_t const * const eob, 144 uint8_t const *data, uint32_t datalen) 145{ 146 provider_p provider = (provider_p) data; 147 sdp_nap_profile_p nap = (sdp_nap_profile_p) provider->data; 148 149 if (buf + 3 > eob) 150 return (-1); 151 152 SDP_PUT8(SDP_DATA_UINT16, buf); 153 SDP_PUT16(nap->max_net_access_rate, buf); 154 155 return (3); 156} 157 158static int32_t 159nap_profile_create_service_availability( 160 uint8_t *buf, uint8_t const * const eob, 161 uint8_t const *data, uint32_t datalen) 162{ 163 provider_p provider = (provider_p) data; 164 sdp_nap_profile_p nap = (sdp_nap_profile_p) provider->data; 165 166 return (common_profile_create_service_availability(buf, eob, 167 &nap->load_factor, 1)); 168} 169 170static int32_t 171nap_profile_data_valid(uint8_t const *data, uint32_t datalen) 172{ 173 sdp_nap_profile_p nap = (sdp_nap_profile_p) data; 174 175 return ((nap->psm == 0)? 0 : 1); 176} 177 178static attr_t nap_profile_attrs[] = { 179 { SDP_ATTR_SERVICE_RECORD_HANDLE, 180 common_profile_create_service_record_handle }, 181 { SDP_ATTR_SERVICE_CLASS_ID_LIST, 182 nap_profile_create_service_class_id_list }, 183 { SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST, 184 nap_profile_create_protocol_descriptor_list }, 185 { SDP_ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST, 186 common_profile_create_language_base_attribute_id_list }, 187 { SDP_ATTR_SERVICE_AVAILABILITY, 188 nap_profile_create_service_availability }, 189 { SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST, 190 nap_profile_create_bluetooth_profile_descriptor_list }, 191 { SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_NAME_OFFSET, 192 nap_profile_create_service_name }, 193 { SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_DESCRIPTION_OFFSET, 194 nap_profile_create_service_description }, 195 { SDP_ATTR_SECURITY_DESCRIPTION, 196 nap_profile_create_security_description }, 197 { SDP_ATTR_NET_ACCESS_TYPE, 198 nap_profile_create_net_access_type }, 199 { SDP_ATTR_MAX_NET_ACCESS_RATE, 200 nap_profile_create_max_net_access_rate }, 201 { 0, NULL } /* end entry */ 202}; 203 204profile_t nap_profile_descriptor = { 205 SDP_SERVICE_CLASS_NAP, 206 sizeof(sdp_nap_profile_t), 207 nap_profile_data_valid, 208 (attr_t const * const) &nap_profile_attrs 209}; 210 211