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