xref: /freebsd/lib/libsdp/sdp.h (revision f4b37ed0f8b307b1f3f0f630ca725d68f1dff30d)
1 /*
2  * sdp.h
3  *
4  * Copyright (c) 2001-2003 Maksim Yevmenkin <m_evmenkin@yahoo.com>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * $Id: sdp.h,v 1.3 2003/09/05 00:33:59 max Exp $
29  * $FreeBSD$
30  */
31 
32 #ifndef _SDP_H_
33 #define _SDP_H_
34 
35 __BEGIN_DECLS
36 
37 /*
38  * Data representation (page 349)
39  */
40 
41 /* Nil, the null type */
42 #define SDP_DATA_NIL					0x00
43 
44 /* Unsigned integer */
45 #define SDP_DATA_UINT8					0x08
46 #define SDP_DATA_UINT16					0x09
47 #define SDP_DATA_UINT32					0x0A
48 #define SDP_DATA_UINT64					0x0B
49 #define SDP_DATA_UINT128				0x0C
50 
51 /* Signed two's-complement integer */
52 #define SDP_DATA_INT8					0x10
53 #define SDP_DATA_INT16					0x11
54 #define SDP_DATA_INT32					0x12
55 #define SDP_DATA_INT64					0x13
56 #define SDP_DATA_INT128					0x14
57 
58 /* UUID, a universally unique identifier */
59 #define SDP_DATA_UUID16					0x19
60 #define SDP_DATA_UUID32					0x1A
61 #define SDP_DATA_UUID128				0x1C
62 
63 /* Text string */
64 #define SDP_DATA_STR8					0x25
65 #define SDP_DATA_STR16					0x26
66 #define SDP_DATA_STR32					0x27
67 
68 /* Boolean */
69 #define SDP_DATA_BOOL					0x28
70 
71 /*
72  * Data element sequence.
73  * A data element whose data field is a sequence of data elements
74  */
75 #define SDP_DATA_SEQ8					0x35
76 #define SDP_DATA_SEQ16					0x36
77 #define SDP_DATA_SEQ32					0x37
78 
79 /*
80  * Data element alternative.
81  * A data element whose data field is a sequence of data elements from
82  * which one data element is to be selected.
83  */
84 #define SDP_DATA_ALT8					0x3D
85 #define SDP_DATA_ALT16					0x3E
86 #define SDP_DATA_ALT32					0x3F
87 
88 /* URL, a uniform resource locator */
89 #define SDP_DATA_URL8					0x45
90 #define SDP_DATA_URL16					0x46
91 #define SDP_DATA_URL32					0x47
92 
93 /*
94  * Protocols UUID (short) https://www.bluetooth.org/assigned-numbers/service_discovery.php
95  * BASE UUID 00000000-0000-1000-8000-00805F9B34FB
96  */
97 
98 #define SDP_UUID_PROTOCOL_SDP				0x0001
99 #define SDP_UUID_PROTOCOL_UDP				0x0002
100 #define SDP_UUID_PROTOCOL_RFCOMM			0x0003
101 #define SDP_UUID_PROTOCOL_TCP				0x0004
102 #define SDP_UUID_PROTOCOL_TCS_BIN			0x0005
103 #define SDP_UUID_PROTOCOL_TCS_AT			0x0006
104 #define SDP_UUID_PROTOCOL_OBEX				0x0008
105 #define SDP_UUID_PROTOCOL_IP				0x0009
106 #define SDP_UUID_PROTOCOL_FTP				0x000A
107 #define SDP_UUID_PROTOCOL_HTTP				0x000C
108 #define SDP_UUID_PROTOCOL_WSP				0x000E
109 #define SDP_UUID_PROTOCOL_BNEP				0x000F
110 #define SDP_UUID_PROTOCOL_UPNP				0x0010
111 #define SDP_UUID_PROTOCOL_HIDP				0x0011
112 #define SDP_UUID_PROTOCOL_HARDCOPY_CONTROL_CHANNEL	0x0012
113 #define SDP_UUID_PROTOCOL_HARDCOPY_DATA_CHANNEL		0x0014
114 #define SDP_UUID_PROTOCOL_HARDCOPY_NOTIFICATION		0x0016
115 #define SDP_UUID_PROTOCOL_AVCTP				0x0017
116 #define SDP_UUID_PROTOCOL_AVDTP				0x0019
117 #define SDP_UUID_PROTOCOL_CMPT				0x001B
118 #define SDP_UUID_PROTOCOL_UDI_C_PLANE			0x001D
119 #define SDP_UUID_PROTOCOL_L2CAP				0x0100
120 
121 /*
122  * Service class IDs https://www.bluetooth.org/assigned-numbers/service_discovery.php
123  */
124 
125 #define SDP_SERVICE_CLASS_SERVICE_DISCOVERY_SERVER	0x1000
126 #define SDP_SERVICE_CLASS_BROWSE_GROUP_DESCRIPTOR	0x1001
127 #define SDP_SERVICE_CLASS_PUBLIC_BROWSE_GROUP		0x1002
128 #define SDP_SERVICE_CLASS_SERIAL_PORT			0x1101
129 #define SDP_SERVICE_CLASS_LAN_ACCESS_USING_PPP		0x1102
130 #define SDP_SERVICE_CLASS_DIALUP_NETWORKING		0x1103
131 #define SDP_SERVICE_CLASS_IR_MC_SYNC			0x1104
132 #define SDP_SERVICE_CLASS_OBEX_OBJECT_PUSH		0x1105
133 #define SDP_SERVICE_CLASS_OBEX_FILE_TRANSFER		0x1106
134 #define SDP_SERVICE_CLASS_IR_MC_SYNC_COMMAND		0x1107
135 #define SDP_SERVICE_CLASS_HEADSET			0x1108
136 #define SDP_SERVICE_CLASS_CORDLESS_TELEPHONY		0x1109
137 #define SDP_SERVICE_CLASS_AUDIO_SOURCE			0x110A
138 #define SDP_SERVICE_CLASS_AUDIO_SINK			0x110B
139 #define SDP_SERVICE_CLASS_AV_REMOTE_CONTROL_TARGET	0x110C
140 #define SDP_SERVICE_CLASS_ADVANCED_AUDIO_DISTRIBUTION	0x110D
141 #define SDP_SERVICE_CLASS_AV_REMOTE_CONTROL		0x110E
142 #define SDP_SERVICE_CLASS_VIDEO_CONFERENCING		0x110F
143 #define SDP_SERVICE_CLASS_INTERCOM			0x1110
144 #define SDP_SERVICE_CLASS_FAX				0x1111
145 #define SDP_SERVICE_CLASS_HEADSET_AUDIO_GATEWAY		0x1112
146 #define SDP_SERVICE_CLASS_WAP				0x1113
147 #define SDP_SERVICE_CLASS_WAP_CLIENT			0x1114
148 #define SDP_SERVICE_CLASS_PANU				0x1115
149 #define SDP_SERVICE_CLASS_NAP				0x1116
150 #define SDP_SERVICE_CLASS_GN				0x1117
151 #define SDP_SERVICE_CLASS_DIRECT_PRINTING		0x1118
152 #define SDP_SERVICE_CLASS_REFERENCE_PRINTING		0x1119
153 #define SDP_SERVICE_CLASS_IMAGING			0x111A
154 #define SDP_SERVICE_CLASS_IMAGING_RESPONDER		0x111B
155 #define SDP_SERVICE_CLASS_IMAGING_AUTOMATIC_ARCHIVE	0x111C
156 #define SDP_SERVICE_CLASS_IMAGING_REFERENCED_OBJECTS	0x111D
157 #define SDP_SERVICE_CLASS_HANDSFREE			0x111E
158 #define SDP_SERVICE_CLASS_HANDSFREE_AUDIO_GATEWAY	0x111F
159 #define SDP_SERVICE_CLASS_DIRECT_PRINTING_REFERENCE_OBJECTS	0x1120
160 #define SDP_SERVICE_CLASS_REFLECTED_UI			0x1121
161 #define SDP_SERVICE_CLASS_BASIC_PRINTING		0x1122
162 #define SDP_SERVICE_CLASS_PRINTING_STATUS		0x1123
163 #define SDP_SERVICE_CLASS_HUMAN_INTERFACE_DEVICE	0x1124
164 #define SDP_SERVICE_CLASS_HARDCOPY_CABLE_REPLACEMENT	0x1125
165 #define SDP_SERVICE_CLASS_HCR_PRINT			0x1126
166 #define SDP_SERVICE_CLASS_HCR_SCAN			0x1127
167 #define SDP_SERVICE_CLASS_COMMON_ISDN_ACCESS		0x1128
168 #define SDP_SERVICE_CLASS_VIDEO_CONFERENCING_GW		0x1129
169 #define SDP_SERVICE_CLASS_UDI_MT			0x112A
170 #define SDP_SERVICE_CLASS_UDI_TA			0x112B
171 #define SDP_SERVICE_CLASS_AUDIO_VIDEO			0x112C
172 #define SDP_SERVICE_CLASS_SIM_ACCESS			0x112D
173 #define SDP_SERVICE_CLASS_PHONEBOOK_ACCESS_PCE		0x112E
174 #define SDP_SERVICE_CLASS_PHONEBOOK_ACCESS_PSE		0x112F
175 #define SDP_SERVICE_CLASS_PHONEBOOK_ACCESS		0x1130
176 #define SDP_SERVICE_CLASS_PNP_INFORMATION		0x1200
177 #define SDP_SERVICE_CLASS_GENERIC_NETWORKING		0x1201
178 #define SDP_SERVICE_CLASS_GENERIC_FILE_TRANSFER		0x1202
179 #define SDP_SERVICE_CLASS_GENERIC_AUDIO			0x1203
180 #define SDP_SERVICE_CLASS_GENERIC_TELEPHONY		0x1204
181 #define SDP_SERVICE_CLASS_UPNP				0x1205
182 #define SDP_SERVICE_CLASS_UPNP_IP			0x1206
183 #define SDP_SERVICE_CLASS_ESDP_UPNP_IP_PAN		0x1300
184 #define SDP_SERVICE_CLASS_ESDP_UPNP_IP_LAP		0x1301
185 #define SDP_SERVICE_CLASS_ESDP_UPNP_L2CAP		0x1302
186 #define SDP_SERVICE_CLASS_VIDEO_SOURCE			0x1303
187 #define SDP_SERVICE_CLASS_VIDEO_SINK			0x1304
188 #define SDP_SERVICE_CLASS_VIDEO_DISTRIBUTION		0x1305
189 
190 /*
191  * Universal attribute definitions (page 366) and
192  * https://www.bluetooth.org/assigned-numbers/service_discovery.php
193  */
194 
195 #define SDP_ATTR_RANGE(lo, hi) \
196 	(uint32_t)(((uint16_t)(lo) << 16) | ((uint16_t)(hi)))
197 
198 #define SDP_ATTR_SERVICE_RECORD_HANDLE			0x0000
199 #define SDP_ATTR_SERVICE_CLASS_ID_LIST			0x0001
200 #define SDP_ATTR_SERVICE_RECORD_STATE			0x0002
201 #define SDP_ATTR_SERVICE_ID				0x0003
202 #define SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST		0x0004
203 #define SDP_ATTR_BROWSE_GROUP_LIST			0x0005
204 #define SDP_ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST	0x0006
205 #define SDP_ATTR_SERVICE_INFO_TIME_TO_LIVE		0x0007
206 #define SDP_ATTR_SERVICE_AVAILABILITY			0x0008
207 #define SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST	0x0009
208 #define SDP_ATTR_DOCUMENTATION_URL			0x000A
209 #define SDP_ATTR_CLIENT_EXECUTABLE_URL			0x000B
210 #define SDP_ATTR_ICON_URL				0x000C
211 #define SDP_ATTR_ADDITIONAL_PROTOCOL_DESCRIPTOR_LISTS	0x000D
212 #define SDP_ATTR_GROUP_ID				0x0200
213 #define SDP_ATTR_IP_SUBNET				0x0200
214 #define SDP_ATTR_VERSION_NUMBER_LIST			0x0200
215 #define SDP_ATTR_SERVICE_DATABASE_STATE			0x0201
216 #define SDP_ATTR_SERVICE_VERSION			0x0300
217 #define SDP_ATTR_EXTERNAL_NETWORK			0x0301
218 #define SDP_ATTR_NETWORK				0x0301
219 #define SDP_ATTR_SUPPORTED_DATA_STORES_LIST		0x0301
220 #define SDP_ATTR_FAX_CLASS1_SUPPORT			0x0302
221 #define SDP_ATTR_REMOTE_AUDIO_VOLUME_CONTROL		0x0302
222 #define SDP_ATTR_FAX_CLASS20_SUPPORT			0x0303
223 #define SDP_ATTR_SUPPORTED_FORMATS_LIST			0x0303
224 #define SDP_ATTR_FAX_CLASS2_SUPPORT			0x0304
225 #define SDP_ATTR_AUDIO_FEEDBACK_SUPPORT			0x0305
226 #define SDP_ATTR_NETWORK_ADDRESS			0x0306
227 #define SDP_ATTR_WAP_GATEWAY				0x0307
228 #define SDP_ATTR_HOME_PAGE_URL				0x0308
229 #define SDP_ATTR_WAP_STACK_TYPE				0x0309
230 #define SDP_ATTR_SECURITY_DESCRIPTION			0x030A
231 #define SDP_ATTR_NET_ACCESS_TYPE			0x030B
232 #define SDP_ATTR_MAX_NET_ACCESS_RATE			0x030C
233 #define SDP_ATTR_IPV4_SUBNET				0x030D
234 #define SDP_ATTR_IPV6_SUBNET				0x030E
235 #define SDP_ATTR_SUPPORTED_CAPABALITIES			0x0310
236 #define SDP_ATTR_SUPPORTED_FEATURES			0x0311
237 #define SDP_ATTR_SUPPORTED_FUNCTIONS			0x0312
238 #define SDP_ATTR_TOTAL_IMAGING_DATA_CAPACITY		0x0313
239 #define SDP_ATTR_SUPPORTED_REPOSITORIES			0x0314
240 
241 /*
242  * The offset must be added to the attribute ID base (contained in the
243  * LANGUAGE_BASE_ATTRIBUTE_ID_LIST attribute) in order to compute the
244  * attribute ID for these attributes.
245  */
246 
247 #define SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID		0x0100
248 #define SDP_ATTR_SERVICE_NAME_OFFSET			0x0000
249 #define SDP_ATTR_SERVICE_DESCRIPTION_OFFSET		0x0001
250 #define SDP_ATTR_PROVIDER_NAME_OFFSET			0x0002
251 
252 /*
253  * Protocol data unit (PDU) format (page 352)
254  */
255 
256 #define SDP_PDU_ERROR_RESPONSE				0x01
257 #define SDP_PDU_SERVICE_SEARCH_REQUEST			0x02
258 #define SDP_PDU_SERVICE_SEARCH_RESPONSE			0x03
259 #define SDP_PDU_SERVICE_ATTRIBUTE_REQUEST		0x04
260 #define SDP_PDU_SERVICE_ATTRIBUTE_RESPONSE		0x05
261 #define SDP_PDU_SERVICE_SEARCH_ATTRIBUTE_REQUEST	0x06
262 #define SDP_PDU_SERVICE_SEARCH_ATTRIBUTE_RESPONSE	0x07
263 
264 struct sdp_pdu {
265 	uint8_t		pid;	/* PDU ID - SDP_PDU_xxx */
266 	uint16_t	tid;	/* transaction ID */
267 	uint16_t	len;	/* parameters length (in bytes) */
268 } __attribute__ ((packed));
269 typedef struct sdp_pdu		sdp_pdu_t;
270 typedef struct sdp_pdu *	sdp_pdu_p;
271 
272 /*
273  * Error codes for SDP_PDU_ERROR_RESPONSE
274  */
275 
276 #define SDP_ERROR_CODE_INVALID_SDP_VERSION		0x0001
277 #define SDP_ERROR_CODE_INVALID_SERVICE_RECORD_HANDLE	0x0002
278 #define SDP_ERROR_CODE_INVALID_REQUEST_SYNTAX		0x0003
279 #define SDP_ERROR_CODE_INVALID_PDU_SIZE			0x0004
280 #define SDP_ERROR_CODE_INVALID_CONTINUATION_STATE	0x0005
281 #define SDP_ERROR_CODE_INSUFFICIENT_RESOURCES		0x0006
282 
283 /*
284  * SDP int128/uint128 parameter
285  */
286 
287 struct int128 {
288 	int8_t	b[16];
289 };
290 typedef struct int128	int128_t;
291 typedef struct int128	uint128_t;
292 
293 /*
294  * SDP attribute
295  */
296 
297 struct sdp_attr {
298 	uint16_t	 flags;
299 #define SDP_ATTR_OK		(0 << 0)
300 #define SDP_ATTR_INVALID	(1 << 0)
301 #define SDP_ATTR_TRUNCATED	(1 << 1)
302 	uint16_t	 attr;  /* SDP_ATTR_xxx */
303 	uint32_t	 vlen;	/* length of the value[] in bytes */
304 	uint8_t		*value;	/* base pointer */
305 };
306 typedef struct sdp_attr		sdp_attr_t;
307 typedef struct sdp_attr *	sdp_attr_p;
308 
309 /******************************************************************************
310  * User interface
311  *****************************************************************************/
312 
313 /* Inline versions of get/put byte/short/long. Pointer is advanced */
314 #define SDP_GET8(b, cp) { \
315 	const uint8_t *t_cp = (const uint8_t *)(cp); \
316 	(b) = *t_cp; \
317 	(cp) ++; \
318 }
319 
320 #define SDP_GET16(s, cp) { \
321 	const uint8_t *t_cp = (const uint8_t *)(cp); \
322 	(s) = ((uint16_t)t_cp[0] << 8) \
323 	    | ((uint16_t)t_cp[1]) \
324 	    ; \
325 	(cp) += 2; \
326 }
327 
328 #define SDP_GET32(l, cp) { \
329 	const uint8_t *t_cp = (const uint8_t *)(cp); \
330 	(l) = ((uint32_t)t_cp[0] << 24) \
331 	    | ((uint32_t)t_cp[1] << 16) \
332 	    | ((uint32_t)t_cp[2] << 8) \
333 	    | ((uint32_t)t_cp[3]) \
334 	    ; \
335 	(cp) += 4; \
336 }
337 
338 #define SDP_GET64(l, cp) { \
339 	register uint8_t *t_cp = (uint8_t *)(cp); \
340 	(l) = ((uint64_t)t_cp[0] << 56) \
341 	    | ((uint64_t)t_cp[1] << 48) \
342 	    | ((uint64_t)t_cp[2] << 40) \
343 	    | ((uint64_t)t_cp[3] << 32) \
344 	    | ((uint64_t)t_cp[4] << 24) \
345 	    | ((uint64_t)t_cp[5] << 16) \
346 	    | ((uint64_t)t_cp[6] << 8) \
347 	    | ((uint64_t)t_cp[7]) \
348 	    ; \
349 	(cp) += 8; \
350 }
351 
352 #if BYTE_ORDER == LITTLE_ENDIAN
353 #define SDP_GET128(l, cp) { \
354 	register uint8_t *t_cp = (uint8_t *)(cp); \
355 	(l)->b[15] = *t_cp++; \
356 	(l)->b[14] = *t_cp++; \
357 	(l)->b[13] = *t_cp++; \
358 	(l)->b[12] = *t_cp++; \
359 	(l)->b[11] = *t_cp++; \
360 	(l)->b[10] = *t_cp++; \
361 	(l)->b[9]  = *t_cp++; \
362 	(l)->b[8]  = *t_cp++; \
363 	(l)->b[7]  = *t_cp++; \
364 	(l)->b[6]  = *t_cp++; \
365 	(l)->b[5]  = *t_cp++; \
366 	(l)->b[4]  = *t_cp++; \
367 	(l)->b[3]  = *t_cp++; \
368 	(l)->b[2]  = *t_cp++; \
369 	(l)->b[1]  = *t_cp++; \
370 	(l)->b[0]  = *t_cp++; \
371 	(cp) += 16; \
372 }
373 
374 #define SDP_GET_UUID128(l, cp) { \
375 	register uint8_t *t_cp = (uint8_t *)(cp); \
376 	(l)->b[0]  = *t_cp++; \
377 	(l)->b[1]  = *t_cp++; \
378 	(l)->b[2]  = *t_cp++; \
379 	(l)->b[3]  = *t_cp++; \
380 	(l)->b[4]  = *t_cp++; \
381 	(l)->b[5]  = *t_cp++; \
382 	(l)->b[6]  = *t_cp++; \
383 	(l)->b[7]  = *t_cp++; \
384 	(l)->b[8]  = *t_cp++; \
385 	(l)->b[9]  = *t_cp++; \
386 	(l)->b[10] = *t_cp++; \
387 	(l)->b[11] = *t_cp++; \
388 	(l)->b[12] = *t_cp++; \
389 	(l)->b[13] = *t_cp++; \
390 	(l)->b[14] = *t_cp++; \
391 	(l)->b[15] = *t_cp++; \
392 	(cp) += 16; \
393 }
394 #elif BYTE_ORDER == BIG_ENDIAN
395 #define SDP_GET128(l, cp) { \
396 	register uint8_t *t_cp = (uint8_t *)(cp); \
397 	(l)->b[0]  = *t_cp++; \
398 	(l)->b[1]  = *t_cp++; \
399 	(l)->b[2]  = *t_cp++; \
400 	(l)->b[3]  = *t_cp++; \
401 	(l)->b[4]  = *t_cp++; \
402 	(l)->b[5]  = *t_cp++; \
403 	(l)->b[6]  = *t_cp++; \
404 	(l)->b[7]  = *t_cp++; \
405 	(l)->b[8]  = *t_cp++; \
406 	(l)->b[9]  = *t_cp++; \
407 	(l)->b[10] = *t_cp++; \
408 	(l)->b[11] = *t_cp++; \
409 	(l)->b[12] = *t_cp++; \
410 	(l)->b[13] = *t_cp++; \
411 	(l)->b[14] = *t_cp++; \
412 	(l)->b[15] = *t_cp++; \
413 	(cp) += 16; \
414 }
415 
416 #define	SDP_GET_UUID128(l, cp)	SDP_GET128(l, cp)
417 #else
418 #error	"Unsupported BYTE_ORDER"
419 #endif /* BYTE_ORDER */
420 
421 #define SDP_PUT8(b, cp) { \
422 	register uint8_t t_b = (uint8_t)(b); \
423 	register uint8_t *t_cp = (uint8_t *)(cp); \
424 	*t_cp = t_b; \
425 	(cp) ++; \
426 }
427 
428 #define SDP_PUT16(s, cp) { \
429 	register uint16_t t_s = (uint16_t)(s); \
430 	register uint8_t *t_cp = (uint8_t *)(cp); \
431 	*t_cp++ = t_s >> 8; \
432 	*t_cp   = t_s; \
433 	(cp) += 2; \
434 }
435 
436 #define SDP_PUT32(l, cp) { \
437 	register uint32_t t_l = (uint32_t)(l); \
438 	register uint8_t *t_cp = (uint8_t *)(cp); \
439 	*t_cp++ = t_l >> 24; \
440 	*t_cp++ = t_l >> 16; \
441 	*t_cp++ = t_l >> 8; \
442 	*t_cp   = t_l; \
443 	(cp) += 4; \
444 }
445 
446 #define SDP_PUT64(l, cp) { \
447 	register uint64_t t_l = (uint64_t)(l); \
448 	register uint8_t *t_cp = (uint8_t *)(cp); \
449 	*t_cp++ = t_l >> 56; \
450 	*t_cp++ = t_l >> 48; \
451 	*t_cp++ = t_l >> 40; \
452 	*t_cp++ = t_l >> 32; \
453 	*t_cp++ = t_l >> 24; \
454 	*t_cp++ = t_l >> 16; \
455 	*t_cp++ = t_l >> 8; \
456 	*t_cp   = t_l; \
457 	(cp) += 8; \
458 }
459 
460 #if BYTE_ORDER == LITTLE_ENDIAN
461 #define SDP_PUT128(l, cp) { \
462 	register uint8_t *t_cp = (uint8_t *)(cp); \
463 	*t_cp++ = (l)->b[15]; \
464 	*t_cp++ = (l)->b[14]; \
465 	*t_cp++ = (l)->b[13]; \
466 	*t_cp++ = (l)->b[12]; \
467 	*t_cp++ = (l)->b[11]; \
468 	*t_cp++ = (l)->b[10]; \
469 	*t_cp++ = (l)->b[9];  \
470 	*t_cp++ = (l)->b[8];  \
471 	*t_cp++ = (l)->b[7];  \
472 	*t_cp++ = (l)->b[6];  \
473 	*t_cp++ = (l)->b[5];  \
474 	*t_cp++ = (l)->b[4];  \
475 	*t_cp++ = (l)->b[3];  \
476 	*t_cp++ = (l)->b[2];  \
477 	*t_cp++ = (l)->b[1];  \
478 	*t_cp   = (l)->b[0];  \
479 	(cp) += 16; \
480 }
481 
482 #define SDP_PUT_UUID128(l, cp) { \
483 	register uint8_t *t_cp = (uint8_t *)(cp); \
484 	*t_cp++ = (l)->b[0];  \
485 	*t_cp++ = (l)->b[1];  \
486 	*t_cp++ = (l)->b[2];  \
487 	*t_cp++ = (l)->b[3];  \
488 	*t_cp++ = (l)->b[4];  \
489 	*t_cp++ = (l)->b[5];  \
490 	*t_cp++ = (l)->b[6];  \
491 	*t_cp++ = (l)->b[7];  \
492 	*t_cp++ = (l)->b[8];  \
493 	*t_cp++ = (l)->b[9];  \
494 	*t_cp++ = (l)->b[10]; \
495 	*t_cp++ = (l)->b[11]; \
496 	*t_cp++ = (l)->b[12]; \
497 	*t_cp++ = (l)->b[13]; \
498 	*t_cp++ = (l)->b[14]; \
499 	*t_cp   = (l)->b[15]; \
500 	(cp) += 16; \
501 }
502 #elif BYTE_ORDER == BIG_ENDIAN
503 #define SDP_PUT128(l, cp) { \
504 	register uint8_t *t_cp = (uint8_t *)(cp); \
505 	*t_cp++ = (l)->b[0];  \
506 	*t_cp++ = (l)->b[1];  \
507 	*t_cp++ = (l)->b[2];  \
508 	*t_cp++ = (l)->b[3];  \
509 	*t_cp++ = (l)->b[4];  \
510 	*t_cp++ = (l)->b[5];  \
511 	*t_cp++ = (l)->b[6];  \
512 	*t_cp++ = (l)->b[7];  \
513 	*t_cp++ = (l)->b[8];  \
514 	*t_cp++ = (l)->b[9];  \
515 	*t_cp++ = (l)->b[10]; \
516 	*t_cp++ = (l)->b[11]; \
517 	*t_cp++ = (l)->b[12]; \
518 	*t_cp++ = (l)->b[13]; \
519 	*t_cp++ = (l)->b[14]; \
520 	*t_cp   = (l)->b[15]; \
521 	(cp) += 16; \
522 }
523 
524 #define SDP_PUT_UUID128(l, cp)	SDP_PUT128(l, cp)
525 #else
526 #error	"Unsupported BYTE_ORDER"
527 #endif /* BYTE_ORDER */
528 
529 void *             sdp_open       (bdaddr_t const *l, bdaddr_t const *r);
530 void *             sdp_open_local (char const *control);
531 int32_t            sdp_close      (void *xs);
532 int32_t            sdp_error      (void *xs);
533 
534 int32_t            sdp_search     (void *xs,
535                                    uint32_t plen, uint16_t const *pp,
536                                    uint32_t alen, uint32_t const *ap,
537                                    uint32_t vlen, sdp_attr_t *vp);
538 
539 char const *	   sdp_attr2desc  (uint16_t attr);
540 char const *	   sdp_uuid2desc  (uint16_t uuid);
541 void               sdp_print      (uint32_t level, uint8_t const *start,
542                                    uint8_t const *end);
543 
544 /******************************************************************************
545  * sdpd interface and Bluetooth profiles data
546  *****************************************************************************/
547 
548 #define SDP_LOCAL_PATH	"/var/run/sdp"
549 #define SDP_LOCAL_MTU	4096
550 
551 /*
552  * These are NOT defined in spec and only accepted on control sockets.
553  * The response to these request always will be SDP_PDU_ERROR_RESPONSE.
554  * The first 2 bytes (after PDU header) is an error code (in network
555  * byte order). The rest of the data (pdu->len - 2) is a response data
556  * and depend on the request.
557  *
558  * SDP_PDU_SERVICE_REGISTER_REQUEST
559  * 	pdu_header_t	hdr;
560  *	u_int16_t	uuid;	service class UUID (network byte order)
561  *	bdaddr_t	bdaddr;	local BD_ADDR (or ANY)
562  *	profile data[pdu->len - sizeof(uuid) - sizeof(bdaddr)]
563  *
564  * in successful reponse additional data will contain 4 bytes record handle
565  *
566  *
567  * SDP_PDU_SERVICE_UNREGISTER_REQUEST
568  *	pdu_header_t	hdr;
569  *	u_int32_t	record_handle;	(network byte order)
570  *
571  * no additional data in response.
572  *
573  *
574  * SDP_PDU_SERVICE_CHANGE_REQUEST
575  * 	pdu_header_t	hdr;
576  *	u_int32_t	record_handle;	(network byte order)
577  *	profile data[pdu->len - sizeof(record_handle)]
578  *
579  * no additional data in response.
580  */
581 
582 #define SDP_PDU_SERVICE_REGISTER_REQUEST	0x81
583 #define SDP_PDU_SERVICE_UNREGISTER_REQUEST	0x82
584 #define SDP_PDU_SERVICE_CHANGE_REQUEST		0x83
585 
586 struct sdp_dun_profile
587 {
588 	uint8_t	server_channel;
589 	uint8_t	audio_feedback_support;
590 	uint8_t	reserved[2];
591 };
592 typedef struct sdp_dun_profile		sdp_dun_profile_t;
593 typedef struct sdp_dun_profile *	sdp_dun_profile_p;
594 
595 struct sdp_ftrn_profile
596 {
597 	uint8_t	server_channel;
598 	uint8_t	reserved[3];
599 };
600 typedef struct sdp_ftrn_profile		sdp_ftrn_profile_t;
601 typedef struct sdp_ftrn_profile *	sdp_ftrn_profile_p;
602 
603 /* Keep this in sync with sdp_opush_profile */
604 struct sdp_irmc_profile
605 {
606 	uint8_t	server_channel;
607 	uint8_t	supported_formats_size;
608 	uint8_t	supported_formats[30];
609 };
610 typedef struct sdp_irmc_profile		sdp_irmc_profile_t;
611 typedef struct sdp_irmc_profile *	sdp_irmc_profile_p;
612 
613 struct sdp_irmc_command_profile
614 {
615 	uint8_t	server_channel;
616 	uint8_t	reserved[3];
617 };
618 typedef struct sdp_irmc_command_profile		sdp_irmc_command_profile_t;
619 typedef struct sdp_irmc_command_profile *	sdp_irmc_command_profile_p;
620 
621 struct sdp_lan_profile
622 {
623 	uint8_t		server_channel;
624 	uint8_t		load_factor;
625 	uint8_t		reserved;
626 	uint8_t		ip_subnet_radius;
627 	uint32_t	ip_subnet;
628 };
629 typedef struct sdp_lan_profile		sdp_lan_profile_t;
630 typedef struct sdp_lan_profile *	sdp_lan_profile_p;
631 
632 /* Keep this in sync with sdp_irmc_profile */
633 struct sdp_opush_profile
634 {
635 	uint8_t	server_channel;
636 	uint8_t	supported_formats_size;
637 	uint8_t	supported_formats[30];
638 };
639 typedef struct sdp_opush_profile	sdp_opush_profile_t;
640 typedef struct sdp_opush_profile *	sdp_opush_profile_p;
641 
642 struct sdp_sp_profile
643 {
644 	uint8_t	server_channel;
645 	uint8_t	reserved[3];
646 };
647 typedef struct sdp_sp_profile	sdp_sp_profile_t;
648 typedef struct sdp_sp_profile *	sdp_sp_profile_p;
649 
650 struct sdp_nap_profile
651 {
652 	uint8_t		reserved;
653 	uint8_t		load_factor;
654 	uint16_t	psm;			/* HBO */
655 	uint16_t	security_description;	/* HBO */
656 	uint16_t	net_access_type;	/* HBO */
657 	uint32_t	max_net_access_rate;	/* HBO */
658 };
659 typedef struct sdp_nap_profile		sdp_nap_profile_t;
660 typedef struct sdp_nap_profile *	sdp_nap_profile_p;
661 
662 struct sdp_gn_profile
663 {
664 	uint8_t		reserved;
665 	uint8_t		load_factor;
666 	uint16_t	psm;			/* HBO */
667 	uint16_t	security_description;	/* HBO */
668 	uint16_t	reserved2;
669 };
670 typedef struct sdp_gn_profile		sdp_gn_profile_t;
671 typedef struct sdp_gn_profile *		sdp_gn_profile_p;
672 
673 struct sdp_panu_profile
674 {
675 	uint8_t		reserved;
676 	uint8_t		load_factor;
677 	uint16_t	psm;			/* HBO */
678 	uint16_t	security_description;	/* HBO */
679 	uint16_t	reserved2;
680 };
681 typedef struct sdp_panu_profile		sdp_panu_profile_t;
682 typedef struct sdp_panu_profile *	sdp_panu_profile_p;
683 
684 int32_t	sdp_register_service	(void *xss, uint16_t uuid,
685 				 bdaddr_p const bdaddr, uint8_t const *data,
686 				 uint32_t datalen, uint32_t *handle);
687 int32_t	sdp_unregister_service	(void *xss, uint32_t handle);
688 int32_t	sdp_change_service	(void *xss, uint32_t handle,
689 				 uint8_t const *data, uint32_t datalen);
690 
691 __END_DECLS
692 
693 #endif /* ndef _SDP_H_ */
694 
695