lib/sdp.h

   1 /*
   2  *
   3  *  BlueZ - Bluetooth protocol stack for Linux
   4  *
   5  *  Copyright (C) 2001-2002  Nokia Corporation
   6  *  Copyright (C) 2002-2003  Maxim Krasnyansky <maxk@qualcomm.com>
   7  *  Copyright (C) 2002-2010  Marcel Holtmann <marcel@holtmann.org>
   8  *  Copyright (C) 2002-2003  Stephen Crane <steve.crane@rococosoft.com>
   9  *
  10  *
  11  *  This program is free software; you can redistribute it and/or modify
  12  *  it under the terms of the GNU General Public License as published by
  13  *  the Free Software Foundation; either version 2 of the License, or
  14  *  (at your option) any later version.
  15  *
  16  *  This program is distributed in the hope that it will be useful,
  17  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *  GNU General Public License for more details.
  20  *
  21  *  You should have received a copy of the GNU General Public License
  22  *  along with this program; if not, write to the Free Software
  23  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  24  *
  25  */
  26
  27 #ifndef __SDP_H
  28 #define __SDP_H
  29
  30 #ifdef __cplusplus
  31 extern "C" {
  32 #endif
  33
  34 #include <stdint.h>
  35 #include <bluetooth/bluetooth.h>
  36
  37 #define SDP_UNIX_PATH "/var/run/sdp"
  38 #define SDP_RESPONSE_TIMEOUT    20
  39 #define SDP_REQ_BUFFER_SIZE     2048
  40 #define SDP_RSP_BUFFER_SIZE     65535
  41 #define SDP_PDU_CHUNK_SIZE      1024
  42
  43 /*
  44  * All definitions are based on Bluetooth Assigned Numbers
  45  * of the Bluetooth Specification
  46  */
  47 #define SDP_PSM         0x0001
  48
  49 /*
  50  * Protocol UUIDs
  51  */
  52 #define SDP_UUID        0x0001
  53 #define UDP_UUID        0x0002
  54 #define RFCOMM_UUID     0x0003
  55 #define TCP_UUID        0x0004
  56 #define TCS_BIN_UUID    0x0005
  57 #define TCS_AT_UUID     0x0006
  58 #define ATT_UUID        0x0007
  59 #define OBEX_UUID       0x0008
  60 #define IP_UUID         0x0009
  61 #define FTP_UUID        0x000a
  62 #define HTTP_UUID       0x000c
  63 #define WSP_UUID        0x000e
  64 #define BNEP_UUID       0x000f
  65 #define UPNP_UUID       0x0010
  66 #define HIDP_UUID       0x0011
  67 #define HCRP_CTRL_UUID  0x0012
  68 #define HCRP_DATA_UUID  0x0014
  69 #define HCRP_NOTE_UUID  0x0016
  70 #define AVCTP_UUID      0x0017
  71 #define AVDTP_UUID      0x0019
  72 #define CMTP_UUID       0x001b
  73 #define UDI_UUID        0x001d
  74 #define MCAP_CTRL_UUID  0x001e
  75 #define MCAP_DATA_UUID  0x001f
  76 #define L2CAP_UUID      0x0100
  77
  78 /*
  79  * Service class identifiers of standard services and service groups
  80  */
  81 #define SDP_SERVER_SVCLASS_ID           0x1000
  82 #define BROWSE_GRP_DESC_SVCLASS_ID      0x1001
  83 #define PUBLIC_BROWSE_GROUP             0x1002
  84 #define SERIAL_PORT_SVCLASS_ID          0x1101
  85 #define LAN_ACCESS_SVCLASS_ID           0x1102
  86 #define DIALUP_NET_SVCLASS_ID           0x1103
  87 #define IRMC_SYNC_SVCLASS_ID            0x1104
  88 #define OBEX_OBJPUSH_SVCLASS_ID         0x1105
  89 #define OBEX_FILETRANS_SVCLASS_ID       0x1106
  90 #define IRMC_SYNC_CMD_SVCLASS_ID        0x1107
  91 #define HEADSET_SVCLASS_ID              0x1108
  92 #define CORDLESS_TELEPHONY_SVCLASS_ID   0x1109
  93 #define AUDIO_SOURCE_SVCLASS_ID         0x110a
  94 #define AUDIO_SINK_SVCLASS_ID           0x110b
  95 #define AV_REMOTE_TARGET_SVCLASS_ID     0x110c
  96 #define ADVANCED_AUDIO_SVCLASS_ID       0x110d
  97 #define AV_REMOTE_SVCLASS_ID            0x110e
  98 #define AV_REMOTE_CONTROLLER_SVCLASS_ID 0x110f
  99 #define INTERCOM_SVCLASS_ID             0x1110
 100 #define FAX_SVCLASS_ID                  0x1111
 101 #define HEADSET_AGW_SVCLASS_ID          0x1112
 102 #define WAP_SVCLASS_ID                  0x1113
 103 #define WAP_CLIENT_SVCLASS_ID           0x1114
 104 #define PANU_SVCLASS_ID                 0x1115
 105 #define NAP_SVCLASS_ID                  0x1116
 106 #define GN_SVCLASS_ID                   0x1117
 107 #define DIRECT_PRINTING_SVCLASS_ID      0x1118
 108 #define REFERENCE_PRINTING_SVCLASS_ID   0x1119
 109 #define IMAGING_SVCLASS_ID              0x111a
 110 #define IMAGING_RESPONDER_SVCLASS_ID    0x111b
 111 #define IMAGING_ARCHIVE_SVCLASS_ID      0x111c
 112 #define IMAGING_REFOBJS_SVCLASS_ID      0x111d
 113 #define HANDSFREE_SVCLASS_ID            0x111e
 114 #define HANDSFREE_AGW_SVCLASS_ID        0x111f
 115 #define DIRECT_PRT_REFOBJS_SVCLASS_ID   0x1120
 116 #define REFLECTED_UI_SVCLASS_ID         0x1121
 117 #define BASIC_PRINTING_SVCLASS_ID       0x1122
 118 #define PRINTING_STATUS_SVCLASS_ID      0x1123
 119 #define HID_SVCLASS_ID                  0x1124
 120 #define HCR_SVCLASS_ID                  0x1125
 121 #define HCR_PRINT_SVCLASS_ID            0x1126
 122 #define HCR_SCAN_SVCLASS_ID             0x1127
 123 #define CIP_SVCLASS_ID                  0x1128
 124 #define VIDEO_CONF_GW_SVCLASS_ID        0x1129
 125 #define UDI_MT_SVCLASS_ID               0x112a
 126 #define UDI_TA_SVCLASS_ID               0x112b
 127 #define AV_SVCLASS_ID                   0x112c
 128 #define SAP_SVCLASS_ID                  0x112d
 129 #define PBAP_PCE_SVCLASS_ID             0x112e
 130 #define PBAP_PSE_SVCLASS_ID             0x112f
 131 #define PBAP_SVCLASS_ID                 0x1130
 132 #define MAP_MSE_SVCLASS_ID              0x1132
 133 #define MAP_MCE_SVCLASS_ID              0x1133
 134 #define MAP_SVCLASS_ID                  0x1134
 135 #define GNSS_SVCLASS_ID                 0x1135
 136 #define GNSS_SERVER_SVCLASS_ID          0x1136
 137 #define MPS_SC_SVCLASS_ID               0x113A
 138 #define MPS_SVCLASS_ID                  0x113B
 139 #define PNP_INFO_SVCLASS_ID             0x1200
 140 #define GENERIC_NETWORKING_SVCLASS_ID   0x1201
 141 #define GENERIC_FILETRANS_SVCLASS_ID    0x1202
 142 #define GENERIC_AUDIO_SVCLASS_ID        0x1203
 143 #define GENERIC_TELEPHONY_SVCLASS_ID    0x1204
 144 #define UPNP_SVCLASS_ID                 0x1205
 145 #define UPNP_IP_SVCLASS_ID              0x1206
 146 #define UPNP_PAN_SVCLASS_ID             0x1300
 147 #define UPNP_LAP_SVCLASS_ID             0x1301
 148 #define UPNP_L2CAP_SVCLASS_ID           0x1302
 149 #define VIDEO_SOURCE_SVCLASS_ID         0x1303
 150 #define VIDEO_SINK_SVCLASS_ID           0x1304
 151 #define VIDEO_DISTRIBUTION_SVCLASS_ID   0x1305
 152 #define HDP_SVCLASS_ID                  0x1400
 153 #define HDP_SOURCE_SVCLASS_ID           0x1401
 154 #define HDP_SINK_SVCLASS_ID             0x1402
 155 #define GENERIC_ACCESS_SVCLASS_ID       0x1800
 156 #define GENERIC_ATTRIB_SVCLASS_ID       0x1801
 157 #define APPLE_AGENT_SVCLASS_ID          0x2112
 158
 159 /*
 160  * Standard profile descriptor identifiers; note these
 161  * may be identical to some of the service classes defined above
 162  */
 163 #define SDP_SERVER_PROFILE_ID           SDP_SERVER_SVCLASS_ID
 164 #define BROWSE_GRP_DESC_PROFILE_ID      BROWSE_GRP_DESC_SVCLASS_ID
 165 #define SERIAL_PORT_PROFILE_ID          SERIAL_PORT_SVCLASS_ID
 166 #define LAN_ACCESS_PROFILE_ID           LAN_ACCESS_SVCLASS_ID
 167 #define DIALUP_NET_PROFILE_ID           DIALUP_NET_SVCLASS_ID
 168 #define IRMC_SYNC_PROFILE_ID            IRMC_SYNC_SVCLASS_ID
 169 #define OBEX_OBJPUSH_PROFILE_ID         OBEX_OBJPUSH_SVCLASS_ID
 170 #define OBEX_FILETRANS_PROFILE_ID       OBEX_FILETRANS_SVCLASS_ID
 171 #define IRMC_SYNC_CMD_PROFILE_ID        IRMC_SYNC_CMD_SVCLASS_ID
 172 #define HEADSET_PROFILE_ID              HEADSET_SVCLASS_ID
 173 #define CORDLESS_TELEPHONY_PROFILE_ID   CORDLESS_TELEPHONY_SVCLASS_ID
 174 #define AUDIO_SOURCE_PROFILE_ID         AUDIO_SOURCE_SVCLASS_ID
 175 #define AUDIO_SINK_PROFILE_ID           AUDIO_SINK_SVCLASS_ID
 176 #define AV_REMOTE_TARGET_PROFILE_ID     AV_REMOTE_TARGET_SVCLASS_ID
 177 #define ADVANCED_AUDIO_PROFILE_ID       ADVANCED_AUDIO_SVCLASS_ID
 178 #define AV_REMOTE_PROFILE_ID            AV_REMOTE_SVCLASS_ID
 179 #define VIDEO_CONF_PROFILE_ID           VIDEO_CONF_SVCLASS_ID
 180 #define INTERCOM_PROFILE_ID             INTERCOM_SVCLASS_ID
 181 #define FAX_PROFILE_ID                  FAX_SVCLASS_ID
 182 #define HEADSET_AGW_PROFILE_ID          HEADSET_AGW_SVCLASS_ID
 183 #define WAP_PROFILE_ID                  WAP_SVCLASS_ID
 184 #define WAP_CLIENT_PROFILE_ID           WAP_CLIENT_SVCLASS_ID
 185 #define PANU_PROFILE_ID                 PANU_SVCLASS_ID
 186 #define NAP_PROFILE_ID                  NAP_SVCLASS_ID
 187 #define GN_PROFILE_ID                   GN_SVCLASS_ID
 188 #define DIRECT_PRINTING_PROFILE_ID      DIRECT_PRINTING_SVCLASS_ID
 189 #define REFERENCE_PRINTING_PROFILE_ID   REFERENCE_PRINTING_SVCLASS_ID
 190 #define IMAGING_PROFILE_ID              IMAGING_SVCLASS_ID
 191 #define IMAGING_RESPONDER_PROFILE_ID    IMAGING_RESPONDER_SVCLASS_ID
 192 #define IMAGING_ARCHIVE_PROFILE_ID      IMAGING_ARCHIVE_SVCLASS_ID
 193 #define IMAGING_REFOBJS_PROFILE_ID      IMAGING_REFOBJS_SVCLASS_ID
 194 #define HANDSFREE_PROFILE_ID            HANDSFREE_SVCLASS_ID
 195 #define HANDSFREE_AGW_PROFILE_ID        HANDSFREE_AGW_SVCLASS_ID
 196 #define DIRECT_PRT_REFOBJS_PROFILE_ID   DIRECT_PRT_REFOBJS_SVCLASS_ID
 197 #define REFLECTED_UI_PROFILE_ID         REFLECTED_UI_SVCLASS_ID
 198 #define BASIC_PRINTING_PROFILE_ID       BASIC_PRINTING_SVCLASS_ID
 199 #define PRINTING_STATUS_PROFILE_ID      PRINTING_STATUS_SVCLASS_ID
 200 #define HID_PROFILE_ID                  HID_SVCLASS_ID
 201 #define HCR_PROFILE_ID                  HCR_SCAN_SVCLASS_ID
 202 #define HCR_PRINT_PROFILE_ID            HCR_PRINT_SVCLASS_ID
 203 #define HCR_SCAN_PROFILE_ID             HCR_SCAN_SVCLASS_ID
 204 #define CIP_PROFILE_ID                  CIP_SVCLASS_ID
 205 #define VIDEO_CONF_GW_PROFILE_ID        VIDEO_CONF_GW_SVCLASS_ID
 206 #define UDI_MT_PROFILE_ID               UDI_MT_SVCLASS_ID
 207 #define UDI_TA_PROFILE_ID               UDI_TA_SVCLASS_ID
 208 #define AV_PROFILE_ID                   AV_SVCLASS_ID
 209 #define SAP_PROFILE_ID                  SAP_SVCLASS_ID
 210 #define PBAP_PCE_PROFILE_ID             PBAP_PCE_SVCLASS_ID
 211 #define PBAP_PSE_PROFILE_ID             PBAP_PSE_SVCLASS_ID
 212 #define PBAP_PROFILE_ID                 PBAP_SVCLASS_ID
 213 #define MAP_PROFILE_ID                  MAP_SVCLASS_ID
 214 #define PNP_INFO_PROFILE_ID             PNP_INFO_SVCLASS_ID
 215 #define GENERIC_NETWORKING_PROFILE_ID   GENERIC_NETWORKING_SVCLASS_ID
 216 #define GENERIC_FILETRANS_PROFILE_ID    GENERIC_FILETRANS_SVCLASS_ID
 217 #define GENERIC_AUDIO_PROFILE_ID        GENERIC_AUDIO_SVCLASS_ID
 218 #define GENERIC_TELEPHONY_PROFILE_ID    GENERIC_TELEPHONY_SVCLASS_ID
 219 #define UPNP_PROFILE_ID                 UPNP_SVCLASS_ID
 220 #define UPNP_IP_PROFILE_ID              UPNP_IP_SVCLASS_ID
 221 #define UPNP_PAN_PROFILE_ID             UPNP_PAN_SVCLASS_ID
 222 #define UPNP_LAP_PROFILE_ID             UPNP_LAP_SVCLASS_ID
 223 #define UPNP_L2CAP_PROFILE_ID           UPNP_L2CAP_SVCLASS_ID
 224 #define VIDEO_SOURCE_PROFILE_ID         VIDEO_SOURCE_SVCLASS_ID
 225 #define VIDEO_SINK_PROFILE_ID           VIDEO_SINK_SVCLASS_ID
 226 #define VIDEO_DISTRIBUTION_PROFILE_ID   VIDEO_DISTRIBUTION_SVCLASS_ID
 227 #define HDP_PROFILE_ID                  HDP_SVCLASS_ID
 228 #define HDP_SOURCE_PROFILE_ID           HDP_SOURCE_SVCLASS_ID
 229 #define HDP_SINK_PROFILE_ID             HDP_SINK_SVCLASS_ID
 230 #define GENERIC_ACCESS_PROFILE_ID       GENERIC_ACCESS_SVCLASS_ID
 231 #define GENERIC_ATTRIB_PROFILE_ID       GENERIC_ATTRIB_SVCLASS_ID
 232 #define APPLE_AGENT_PROFILE_ID          APPLE_AGENT_SVCLASS_ID
 233 #define MPS_PROFILE_ID                  MPS_SC_SVCLASS_ID
 234
 235 /*
 236  * Compatibility macros for the old MDP acronym
 237  */
 238 #define MDP_SVCLASS_ID                  HDP_SVCLASS_ID
 239 #define MDP_SOURCE_SVCLASS_ID           HDP_SOURCE_SVCLASS_ID
 240 #define MDP_SINK_SVCLASS_ID             HDP_SINK_SVCLASS_ID
 241 #define MDP_PROFILE_ID                  HDP_PROFILE_ID
 242 #define MDP_SOURCE_PROFILE_ID           HDP_SOURCE_PROFILE_ID
 243 #define MDP_SINK_PROFILE_ID             HDP_SINK_PROFILE_ID
 244
 245 /*
 246  * Attribute identifier codes
 247  */
 248 #define SDP_SERVER_RECORD_HANDLE                0x0000
 249
 250 /*
 251  * Possible values for attribute-id are listed below.
 252  * See SDP Spec, section "Service Attribute Definitions" for more details.
 253  */
 254 #define SDP_ATTR_RECORD_HANDLE                  0x0000
 255 #define SDP_ATTR_SVCLASS_ID_LIST                0x0001
 256 #define SDP_ATTR_RECORD_STATE                   0x0002
 257 #define SDP_ATTR_SERVICE_ID                     0x0003
 258 #define SDP_ATTR_PROTO_DESC_LIST                0x0004
 259 #define SDP_ATTR_BROWSE_GRP_LIST                0x0005
 260 #define SDP_ATTR_LANG_BASE_ATTR_ID_LIST         0x0006
 261 #define SDP_ATTR_SVCINFO_TTL                    0x0007
 262 #define SDP_ATTR_SERVICE_AVAILABILITY           0x0008
 263 #define SDP_ATTR_PFILE_DESC_LIST                0x0009
 264 #define SDP_ATTR_DOC_URL                        0x000a
 265 #define SDP_ATTR_CLNT_EXEC_URL                  0x000b
 266 #define SDP_ATTR_ICON_URL                       0x000c
 267 #define SDP_ATTR_ADD_PROTO_DESC_LIST            0x000d
 268
 269 #define SDP_ATTR_GROUP_ID                       0x0200
 270 #define SDP_ATTR_IP_SUBNET                      0x0200
 271 #define SDP_ATTR_VERSION_NUM_LIST               0x0200
 272 #define SDP_ATTR_SUPPORTED_FEATURES_LIST        0x0200
 273 #define SDP_ATTR_GOEP_L2CAP_PSM                 0x0200
 274 #define SDP_ATTR_SVCDB_STATE                    0x0201
 275
 276 #define SDP_ATTR_MPSD_SCENARIOS                 0x0200
 277 #define SDP_ATTR_MPMD_SCENARIOS                 0x0201
 278 #define SDP_ATTR_MPS_DEPENDENCIES               0x0202
 279
 280 #define SDP_ATTR_SERVICE_VERSION                0x0300
 281 #define SDP_ATTR_EXTERNAL_NETWORK               0x0301
 282 #define SDP_ATTR_SUPPORTED_DATA_STORES_LIST     0x0301
 283 #define SDP_ATTR_DATA_EXCHANGE_SPEC             0x0301
 284 #define SDP_ATTR_NETWORK                        0x0301
 285 #define SDP_ATTR_FAX_CLASS1_SUPPORT             0x0302
 286 #define SDP_ATTR_REMOTE_AUDIO_VOLUME_CONTROL    0x0302
 287 #define SDP_ATTR_MCAP_SUPPORTED_PROCEDURES      0x0302
 288 #define SDP_ATTR_FAX_CLASS20_SUPPORT            0x0303
 289 #define SDP_ATTR_SUPPORTED_FORMATS_LIST         0x0303
 290 #define SDP_ATTR_FAX_CLASS2_SUPPORT             0x0304
 291 #define SDP_ATTR_AUDIO_FEEDBACK_SUPPORT         0x0305
 292 #define SDP_ATTR_NETWORK_ADDRESS                0x0306
 293 #define SDP_ATTR_WAP_GATEWAY                    0x0307
 294 #define SDP_ATTR_HOMEPAGE_URL                   0x0308
 295 #define SDP_ATTR_WAP_STACK_TYPE                 0x0309
 296 #define SDP_ATTR_SECURITY_DESC                  0x030a
 297 #define SDP_ATTR_NET_ACCESS_TYPE                0x030b
 298 #define SDP_ATTR_MAX_NET_ACCESSRATE             0x030c
 299 #define SDP_ATTR_IP4_SUBNET                     0x030d
 300 #define SDP_ATTR_IP6_SUBNET                     0x030e
 301 #define SDP_ATTR_SUPPORTED_CAPABILITIES         0x0310
 302 #define SDP_ATTR_SUPPORTED_FEATURES             0x0311
 303 #define SDP_ATTR_SUPPORTED_FUNCTIONS            0x0312
 304 #define SDP_ATTR_TOTAL_IMAGING_DATA_CAPACITY    0x0313
 305 #define SDP_ATTR_SUPPORTED_REPOSITORIES         0x0314
 306 #define SDP_ATTR_MAS_INSTANCE_ID                0x0315
 307 #define SDP_ATTR_SUPPORTED_MESSAGE_TYPES        0x0316
 308 #define SDP_ATTR_PBAP_SUPPORTED_FEATURES        0x0317
 309 #define SDP_ATTR_MAP_SUPPORTED_FEATURES         0x0317
 310
 311 #define SDP_ATTR_SPECIFICATION_ID               0x0200
 312 #define SDP_ATTR_VENDOR_ID                      0x0201
 313 #define SDP_ATTR_PRODUCT_ID                     0x0202
 314 #define SDP_ATTR_VERSION                        0x0203
 315 #define SDP_ATTR_PRIMARY_RECORD                 0x0204
 316 #define SDP_ATTR_VENDOR_ID_SOURCE               0x0205
 317
 318 #define SDP_ATTR_HID_DEVICE_RELEASE_NUMBER      0x0200
 319 #define SDP_ATTR_HID_PARSER_VERSION             0x0201
 320 #define SDP_ATTR_HID_DEVICE_SUBCLASS            0x0202
 321 #define SDP_ATTR_HID_COUNTRY_CODE               0x0203
 322 #define SDP_ATTR_HID_VIRTUAL_CABLE              0x0204
 323 #define SDP_ATTR_HID_RECONNECT_INITIATE         0x0205
 324 #define SDP_ATTR_HID_DESCRIPTOR_LIST            0x0206
 325 #define SDP_ATTR_HID_LANG_ID_BASE_LIST          0x0207
 326 #define SDP_ATTR_HID_SDP_DISABLE                0x0208
 327 #define SDP_ATTR_HID_BATTERY_POWER              0x0209
 328 #define SDP_ATTR_HID_REMOTE_WAKEUP              0x020a
 329 #define SDP_ATTR_HID_PROFILE_VERSION            0x020b
 330 #define SDP_ATTR_HID_SUPERVISION_TIMEOUT        0x020c
 331 #define SDP_ATTR_HID_NORMALLY_CONNECTABLE       0x020d
 332 #define SDP_ATTR_HID_BOOT_DEVICE                0x020e
 333
 334 /*
 335  * These identifiers are based on the SDP spec stating that
 336  * "base attribute id of the primary (universal) language must be 0x0100"
 337  *
 338  * Other languages should have their own offset; e.g.:
 339  * #define XXXLangBase yyyy
 340  * #define AttrServiceName_XXX  0x0000+XXXLangBase
 341  */
 342 #define SDP_PRIMARY_LANG_BASE           0x0100
 343
 344 #define SDP_ATTR_SVCNAME_PRIMARY        0x0000 + SDP_PRIMARY_LANG_BASE
 345 #define SDP_ATTR_SVCDESC_PRIMARY        0x0001 + SDP_PRIMARY_LANG_BASE
 346 #define SDP_ATTR_PROVNAME_PRIMARY       0x0002 + SDP_PRIMARY_LANG_BASE
 347
 348 /*
 349  * The Data representation in SDP PDUs (pps 339, 340 of BT SDP Spec)
 350  * These are the exact data type+size descriptor values
 351  * that go into the PDU buffer.
 352  *
 353  * The datatype (leading 5bits) + size descriptor (last 3 bits)
 354  * is 8 bits. The size descriptor is critical to extract the
 355  * right number of bytes for the data value from the PDU.
 356  *
 357  * For most basic types, the datatype+size descriptor is
 358  * straightforward. However for constructed types and strings,
 359  * the size of the data is in the next "n" bytes following the
 360  * 8 bits (datatype+size) descriptor. Exactly what the "n" is
 361  * specified in the 3 bits of the data size descriptor.
 362  *
 363  * TextString and URLString can be of size 2^{8, 16, 32} bytes
 364  * DataSequence and DataSequenceAlternates can be of size 2^{8, 16, 32}
 365  * The size are computed post-facto in the API and are not known apriori
 366  */
 367 #define SDP_DATA_NIL            0x00
 368 #define SDP_UINT8               0x08
 369 #define SDP_UINT16              0x09
 370 #define SDP_UINT32              0x0A
 371 #define SDP_UINT64              0x0B
 372 #define SDP_UINT128             0x0C
 373 #define SDP_INT8                0x10
 374 #define SDP_INT16               0x11
 375 #define SDP_INT32               0x12
 376 #define SDP_INT64               0x13
 377 #define SDP_INT128              0x14
 378 #define SDP_UUID_UNSPEC         0x18
 379 #define SDP_UUID16              0x19
 380 #define SDP_UUID32              0x1A
 381 #define SDP_UUID128             0x1C
 382 #define SDP_TEXT_STR_UNSPEC     0x20
 383 #define SDP_TEXT_STR8           0x25
 384 #define SDP_TEXT_STR16          0x26
 385 #define SDP_TEXT_STR32          0x27
 386 #define SDP_BOOL                0x28
 387 #define SDP_SEQ_UNSPEC          0x30
 388 #define SDP_SEQ8                0x35
 389 #define SDP_SEQ16               0x36
 390 #define SDP_SEQ32               0x37
 391 #define SDP_ALT_UNSPEC          0x38
 392 #define SDP_ALT8                0x3D
 393 #define SDP_ALT16               0x3E
 394 #define SDP_ALT32               0x3F
 395 #define SDP_URL_STR_UNSPEC      0x40
 396 #define SDP_URL_STR8            0x45
 397 #define SDP_URL_STR16           0x46
 398 #define SDP_URL_STR32           0x47
 399
 400 /*
 401  * The PDU identifiers of SDP packets between client and server
 402  */
 403 #define SDP_ERROR_RSP           0x01
 404 #define SDP_SVC_SEARCH_REQ      0x02
 405 #define SDP_SVC_SEARCH_RSP      0x03
 406 #define SDP_SVC_ATTR_REQ        0x04
 407 #define SDP_SVC_ATTR_RSP        0x05
 408 #define SDP_SVC_SEARCH_ATTR_REQ 0x06
 409 #define SDP_SVC_SEARCH_ATTR_RSP 0x07
 410
 411 /*
 412  * Some additions to support service registration.
 413  * These are outside the scope of the Bluetooth specification
 414  */
 415 #define SDP_SVC_REGISTER_REQ    0x75
 416 #define SDP_SVC_REGISTER_RSP    0x76
 417 #define SDP_SVC_UPDATE_REQ      0x77
 418 #define SDP_SVC_UPDATE_RSP      0x78
 419 #define SDP_SVC_REMOVE_REQ      0x79
 420 #define SDP_SVC_REMOVE_RSP      0x80
 421
 422 /*
 423  * SDP Error codes
 424  */
 425 #define SDP_INVALID_VERSION             0x0001
 426 #define SDP_INVALID_RECORD_HANDLE       0x0002
 427 #define SDP_INVALID_SYNTAX              0x0003
 428 #define SDP_INVALID_PDU_SIZE            0x0004
 429 #define SDP_INVALID_CSTATE              0x0005
 430
 431 /*
 432  * SDP PDU
 433  */
 434 typedef struct {
 435         uint8_t  pdu_id;
 436         uint16_t tid;
 437         uint16_t plen;
 438 } __attribute__ ((packed)) sdp_pdu_hdr_t;
 439
 440 /*
 441  * Common definitions for attributes in the SDP.
 442  * Should the type of any of these change, you need only make a change here.
 443  */
 444
 445 typedef struct {
 446         uint8_t type;
 447         union {
 448                 uint16_t  uuid16;
 449                 uint32_t  uuid32;
 450                 uint128_t uuid128;
 451         } value;
 452 } uuid_t;
 453
 454 #define SDP_IS_UUID(x) ((x) == SDP_UUID16 || (x) == SDP_UUID32 || \
 455                                                         (x) == SDP_UUID128)
 456 #define SDP_IS_ALT(x)  ((x) == SDP_ALT8 || (x) == SDP_ALT16 || (x) == SDP_ALT32)
 457 #define SDP_IS_SEQ(x)  ((x) == SDP_SEQ8 || (x) == SDP_SEQ16 || (x) == SDP_SEQ32)
 458 #define SDP_IS_TEXT_STR(x) ((x) == SDP_TEXT_STR8 || (x) == SDP_TEXT_STR16 || \
 459                                                         (x) == SDP_TEXT_STR32)
 460
 461 typedef struct _sdp_list sdp_list_t;
 462 struct _sdp_list {
 463         sdp_list_t *next;
 464         void *data;
 465 };
 466
 467 /*
 468  * User-visible strings can be in many languages
 469  * in addition to the universal language.
 470  *
 471  * Language meta-data includes language code in ISO639
 472  * followed by the encoding format. The third field in this
 473  * structure is the attribute offset for the language.
 474  * User-visible strings in the specified language can be
 475  * obtained at this offset.
 476  */
 477 typedef struct {
 478         uint16_t code_ISO639;
 479         uint16_t encoding;
 480         uint16_t base_offset;
 481 } sdp_lang_attr_t;
 482
 483 /*
 484  * Profile descriptor is the Bluetooth profile metadata. If a
 485  * service conforms to a well-known profile, then its profile
 486  * identifier (UUID) is an attribute of the service. In addition,
 487  * if the profile has a version number it is specified here.
 488  */
 489 typedef struct {
 490         uuid_t uuid;
 491         uint16_t version;
 492 } sdp_profile_desc_t;
 493
 494 typedef struct {
 495         uint8_t major;
 496         uint8_t minor;
 497 } sdp_version_t;
 498
 499 typedef struct {
 500         uint8_t *data;
 501         uint32_t data_size;
 502         uint32_t buf_size;
 503 } sdp_buf_t;
 504
 505 typedef struct {
 506         uint32_t handle;
 507
 508         /* Search pattern: a sequence of all UUIDs seen in this record */
 509         sdp_list_t *pattern;
 510         sdp_list_t *attrlist;
 511
 512         /* Main service class for Extended Inquiry Response */
 513         uuid_t svclass;
 514 } sdp_record_t;
 515
 516 typedef struct sdp_data_struct sdp_data_t;
 517 struct sdp_data_struct {
 518         uint8_t dtd;
 519         uint16_t attrId;
 520         union {
 521                 int8_t    int8;
 522                 int16_t   int16;
 523                 int32_t   int32;
 524                 int64_t   int64;
 525                 uint128_t int128;
 526                 uint8_t   uint8;
 527                 uint16_t  uint16;
 528                 uint32_t  uint32;
 529                 uint64_t  uint64;
 530                 uint128_t uint128;
 531                 uuid_t    uuid;
 532                 char     *str;
 533                 sdp_data_t *dataseq;
 534         } val;
 535         sdp_data_t *next;
 536         int unitSize;
 537 };
 538
 539 #ifdef __cplusplus
 540 }
 541 #endif
 542
 543 #endif /* __SDP_H */