xref: /btstack/src/bluetooth.h (revision eacb07ef8ff6acb05f6e5cbdae3c0e4520251dca)
1 /*
2  * Copyright (C) 2015 BlueKitchen GmbH
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the copyright holders nor the names of
14  *    contributors may be used to endorse or promote products derived
15  *    from this software without specific prior written permission.
16  * 4. Any redistribution, use, or modification is done solely for
17  *    personal benefit and not for any commercial purpose or for
18  *    monetary gain.
19  *
20  * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
24  * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
26  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
27  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
28  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
30  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  * Please inquire about commercial licensing options at
34  * [email protected]
35  *
36  */
37 
38 /*
39  * bluetooth.h
40  *
41  * Numbers defined or derived from the official Bluetooth specification
42  */
43 
44 #ifndef __BLUETOOTH_H
45 #define __BLUETOOTH_H
46 
47 #include <stdint.h>
48 
49 /**
50  * @brief hci connection handle type
51  */
52 typedef uint16_t hci_con_handle_t;
53 
54 /**
55  * @brief Length of a bluetooth device address.
56  */
57 #define BD_ADDR_LEN 6
58 
59 /**
60  * @brief Bluetooth address
61  */
62 typedef uint8_t bd_addr_t[BD_ADDR_LEN];
63 
64 /**
65  * Address types
66  * @note: BTstack uses a custom addr type to refer to classic ACL and SCO devices
67  */
68  typedef enum {
69     BD_ADDR_TYPE_LE_PUBLIC = 0,
70     BD_ADDR_TYPE_LE_RANDOM = 1,
71     BD_ADDR_TYPE_LE_PRIVAT_FALLBACK_PUBLIC = 2,
72     BD_ADDR_TYPE_LE_PRIVAT_FALLBACK_RANDOM = 3,
73     BD_ADDR_TYPE_SCO       = 0xfe,
74     BD_ADDR_TYPE_CLASSIC   = 0xff,
75     BD_ADDR_TYPE_UNKNOWN   = 0xfe
76 } bd_addr_type_t;
77 
78 
79 
80 /**
81  * @brief link key
82  */
83 #define LINK_KEY_LEN 16
84 #define LINK_KEY_STR_LEN (LINK_KEY_LEN*2)
85 typedef uint8_t link_key_t[LINK_KEY_LEN];
86 
87 /**
88  * @brief link key type
89  */
90 typedef enum {
91   COMBINATION_KEY = 0,  // standard pairing
92   LOCAL_UNIT_KEY,     // ?
93   REMOTE_UNIT_KEY,    // ?
94   DEBUG_COMBINATION_KEY,  // SSP with debug
95   UNAUTHENTICATED_COMBINATION_KEY_GENERATED_FROM_P192, // SSP Simple Pairing
96   AUTHENTICATED_COMBINATION_KEY_GENERATED_FROM_P192,   // SSP Passkey, Number confirm, OOB
97   CHANGED_COMBINATION_KEY,               // Link key changed using Change Connection Lnk Key
98   UNAUTHENTICATED_COMBINATION_KEY_GENERATED_FROM_P256, // SSP Simpe Pairing
99   AUTHENTICATED_COMBINATION_KEY_GENERATED_FROM_P256,   // SSP Passkey, Number confirm, OOB
100 } link_key_type_t;
101 
102 /**
103  * @brief Inquiry modes
104  */
105 typedef enum {
106   INQUIRY_MODE_STANDARD = 0,
107   INQUIRY_MODE_RSSI,
108   INQUIRY_MODE_RSSI_AND_EIR,
109 } inquiry_mode_t;
110 
111 /**
112  * HCI Transport
113  */
114 
115 /**
116  * packet types - used in BTstack and over the H4 UART interface
117  */
118 #define HCI_COMMAND_DATA_PACKET 0x01
119 #define HCI_ACL_DATA_PACKET     0x02
120 #define HCI_SCO_DATA_PACKET     0x03
121 #define HCI_EVENT_PACKET        0x04
122 
123 // packet header sizes
124 #define HCI_CMD_HEADER_SIZE          3
125 #define HCI_ACL_HEADER_SIZE          4
126 #define HCI_SCO_HEADER_SIZE          3
127 #define HCI_EVENT_HEADER_SIZE        2
128 
129 /**
130  * HCI Layer
131  */
132 
133 //
134 // Error Codes
135 //
136 
137 // from Bluetooth Core Specification
138 #define ERROR_CODE_SUCCESS                                 0x00
139 #define ERROR_CODE_UNKNOWN_HCI_COMMAND                     0x01
140 #define ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER           0x02
141 #define ERROR_CODE_HARDWARE_FAILURE                        0x03
142 #define ERROR_CODE_PAGE_TIMEOUT                            0x04
143 #define ERROR_CODE_AUTHENTICATION_FAILURE                  0x05
144 #define ERROR_CODE_PIN_OR_KEY_MISSING                      0x06
145 #define ERROR_CODE_MEMORY_CAPACITY_EXCEEDED                0x07
146 #define ERROR_CODE_CONNECTION_TIMEOUT                      0x08
147 #define ERROR_CODE_CONNECTION_LIMIT_EXCEEDED               0x09
148 #define ERROR_CODE_SYNCHRONOUS_CONNECTION_LIMIT_TO_A_DEVICE_EXCEEDED  0x0A
149 #define ERROR_CODE_ACL_CONNECTION_ALREADY_EXISTS           0x0B
150 #define ERROR_CODE_COMMAND_DISALLOWED                      0x0C
151 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_LIMITED_RESOURCES 0x0D
152 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_SECURITY_REASONS  0x0E
153 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_UNACCEPTABLE_BD_ADDR 0x0F
154 #define ERROR_CODE_CONNECTION_ACCEPT_TIMEOUT_EXCEEDED      0x10
155 #define ERROR_CODE_UNSUPPORTED_FEATURE_OR_PARAMETER_VALUE  0x11
156 #define ERROR_CODE_INVALID_HCI_COMMAND_PARAMETERS          0x12
157 #define ERROR_CODE_REMOTE_USER_TERMINATED_CONNECTION       0x13
158 #define ERROR_CODE_REMOTE_DEVICE_TERMINATED_CONNECTION_DUE_TO_LOW_RESOURCES 0x14
159 #define ERROR_CODE_REMOTE_DEVICE_TERMINATED_CONNECTION_DUE_TO_POWER_OFF     0x15
160 #define ERROR_CODE_CONNECTION_TERMINATED_BY_LOCAL_HOST     0x16
161 #define ERROR_CODE_REPEATED_ATTEMPTS                       0x17
162 #define ERROR_CODE_PAIRING_NOT_ALLOWED                     0x18
163 #define ERROR_CODE_UNKNOWN_LMP_PDU                         0x19
164 #define ERROR_CODE_UNSUPPORTED_REMOTE_FEATURE_UNSUPPORTED_LMP_FEATURE 0x1A
165 #define ERROR_CODE_SCO_OFFSET_REJECTED                     0x1B
166 #define ERROR_CODE_SCO_INTERVAL_REJECTED                   0x1C
167 #define ERROR_CODE_SCO_AIR_MODE_REJECTED                   0x1D
168 #define ERROR_CODE_INVALID_LMP_PARAMETERS_INVALID_LL_PARAMETERS 0x1E
169 #define ERROR_CODE_UNSPECIFIED_ERROR                       0x1F
170 #define ERROR_CODE_UNSUPPORTED_LMP_PARAMETER_VALUE_UNSUPPORTED_LL_PARAMETER_VALUE 0x20
171 #define ERROR_CODE_ROLE_CHANGE_NOT_ALLOWED                 0x21
172 #define ERROR_CODE_LMP_RESPONSE_TIMEOUT_LL_RESPONSE_TIMEOUT 0x22
173 #define ERROR_CODE_LMP_ERROR_TRANSACTION_COLLISION         0x23
174 #define ERROR_CODE_LMP_PDU_NOT_ALLOWED                     0x24
175 #define ERROR_CODE_ENCRYPTION_MODE_NOT_ACCEPTABLE          0x25
176 #define ERROR_CODE_LINK_KEY_CANNOT_BE_CHANGED              0x26
177 #define ERROR_CODE_REQUESTED_QOS_NOT_SUPPORTED             0x27
178 #define ERROR_CODE_INSTANT_PASSED                          0x28
179 #define ERROR_CODE_PAIRING_WITH_UNIT_KEY_NOT_SUPPORTED     0x29
180 #define ERROR_CODE_DIFFERENT_TRANSACTION_COLLISION         0x2A
181 #define ERROR_CODE_RESERVED                                0x2B
182 #define ERROR_CODE_QOS_UNACCEPTABLE_PARAMETER              0x2C
183 #define ERROR_CODE_QOS_REJECTED                            0x2D
184 #define ERROR_CODE_CHANNEL_CLASSIFICATION_NOT_SUPPORTED    0x2E
185 #define ERROR_CODE_INSUFFICIENT_SECURITY                   0x2F
186 #define ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE        0x30
187 // #define ERROR_CODE_RESERVED
188 #define ERROR_CODE_ROLE_SWITCH_PENDING                     0x32
189 // #define ERROR_CODE_RESERVED
190 #define ERROR_CODE_RESERVED_SLOT_VIOLATION                 0x34
191 #define ERROR_CODE_ROLE_SWITCH_FAILED                      0x35
192 #define ERROR_CODE_EXTENDED_INQUIRY_RESPONSE_TOO_LARGE     0x36
193 #define ERROR_CODE_SECURE_SIMPLE_PAIRING_NOT_SUPPORTED_BY_HOST 0x37
194 #define ERROR_CODE_HOST_BUSY_PAIRING                       0x38
195 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_NO_SUITABLE_CHANNEL_FOUND 0x39
196 #define ERROR_CODE_CONTROLLER_BUSY                         0x3A
197 #define ERROR_CODE_UNACCEPTABLE_CONNECTION_PARAMETERS      0x3B
198 #define ERROR_CODE_DIRECTED_ADVERTISING_TIMEOUT            0x3C
199 #define ERROR_CODE_CONNECTION_TERMINATED_DUE_TO_MIC_FAILURE 0x3D
200 #define ERROR_CODE_CONNECTION_FAILED_TO_BE_ESTABLISHED     0x3E
201 #define ERROR_CODE_MAC_CONNECTION_FAILED                   0x3F
202 #define ERROR_CODE_COARSE_CLOCK_ADJUSTMENT_REJECTED_BUT_WILL_TRY_TO_ADJUST_USING_CLOCK_DRAGGING 0x40
203 
204 // HCI roles
205 #define HCI_ROLE_MASTER 0
206 #define HCI_ROLE_SLAVE  1
207 
208 // packet sizes (max payload)
209 #define HCI_ACL_DM1_SIZE            17
210 #define HCI_ACL_DH1_SIZE            27
211 #define HCI_ACL_2DH1_SIZE           54
212 #define HCI_ACL_3DH1_SIZE           83
213 #define HCI_ACL_DM3_SIZE           121
214 #define HCI_ACL_DH3_SIZE           183
215 #define HCI_ACL_DM5_SIZE           224
216 #define HCI_ACL_DH5_SIZE           339
217 #define HCI_ACL_2DH3_SIZE          367
218 #define HCI_ACL_3DH3_SIZE          552
219 #define HCI_ACL_2DH5_SIZE          679
220 #define HCI_ACL_3DH5_SIZE         1021
221 
222 #define HCI_EVENT_PAYLOAD_SIZE     255
223 #define HCI_CMD_PAYLOAD_SIZE       255
224 
225 #define LE_ADVERTISING_DATA_SIZE    31
226 
227 /**
228  * Default INQ Mode
229  */
230 #define HCI_INQUIRY_LAP 0x9E8B33L  // 0x9E8B33: General/Unlimited Inquiry Access Code (GIAC)
231 
232 /**
233  * SSP IO Capabilities
234  */
235 #define SSP_IO_CAPABILITY_DISPLAY_ONLY   0
236 #define SSP_IO_CAPABILITY_DISPLAY_YES_NO 1
237 #define SSP_IO_CAPABILITY_KEYBOARD_ONLY  2
238 #define SSP_IO_CAPABILITY_NO_INPUT_NO_OUTPUT 3
239 #define SSP_IO_CAPABILITY_UNKNOWN 0xff
240 
241 
242 /**
243  * SSP Authentication Requirements, see IO Capability Request Reply Commmand
244  */
245 
246 // Numeric comparison with automatic accept allowed.
247 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_NO_BONDING 0x00
248 
249 // Use IO Capabilities to deter- mine authentication procedure
250 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_NO_BONDING 0x01
251 
252 // Numeric compar- ison with automatic accept allowed.
253 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_DEDICATED_BONDING 0x02
254 
255 // Use IO Capabilities to determine authentication procedure
256 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_DEDICATED_BONDING 0x03
257 
258 // Numeric Compari- son with automatic accept allowed.
259 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_GENERAL_BONDING 0x04
260 
261 // Use IO capabilities to determine authentication procedure.
262 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_GENERAL_BONDING 0x05
263 
264 
265 // OGFs
266 #define OGF_LINK_CONTROL          0x01
267 #define OGF_LINK_POLICY           0x02
268 #define OGF_CONTROLLER_BASEBAND   0x03
269 #define OGF_INFORMATIONAL_PARAMETERS 0x04
270 #define OGF_STATUS_PARAMETERS     0x05
271 #define OGF_TESTING               0x06
272 #define OGF_LE_CONTROLLER 0x08
273 #define OGF_VENDOR  0x3f
274 
275 
276 // Events from host controller to host
277 
278 /**
279  * @format 1
280  * @param status
281  */
282 #define HCI_EVENT_INQUIRY_COMPLETE                         0x01
283 
284 /**
285  * @format 1B11132
286  * @param num_responses
287  * @param bd_addr
288  * @param page_scan_repetition_mode
289  * @param reserved1
290  * @param reserved2
291  * @param class_of_device
292  * @param clock_offset
293  */
294 #define HCI_EVENT_INQUIRY_RESULT                           0x02
295 
296 /**
297  * @format 12B11
298  * @param status
299  * @param connection_handle
300  * @param bd_addr
301  * @param link_type
302  * @param encryption_enabled
303  */
304 #define HCI_EVENT_CONNECTION_COMPLETE                      0x03
305 /**
306  * @format B31
307  * @param bd_addr
308  * @param class_of_device
309  * @param link_type
310  */
311 #define HCI_EVENT_CONNECTION_REQUEST                       0x04
312 /**
313  * @format 121
314  * @param status
315  * @param connection_handle
316  * @param reason
317  */
318 #define HCI_EVENT_DISCONNECTION_COMPLETE                   0x05
319 /**
320  * @format 12
321  * @param status
322  * @param connection_handle
323  */
324 #define HCI_EVENT_AUTHENTICATION_COMPLETE_EVENT            0x06
325 /**
326  * @format 1BN
327  * @param status
328  * @param bd_addr
329  * @param remote_name
330  */
331 #define HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE             0x07
332 /**
333  * @format 121
334  * @param status
335  * @param connection_handle
336  * @param encryption_enabled
337  */
338 #define HCI_EVENT_ENCRYPTION_CHANGE                        0x08
339 /**
340  * @format 12
341  * @param status
342  * @param connection_handle
343  */
344 #define HCI_EVENT_CHANGE_CONNECTION_LINK_KEY_COMPLETE      0x09
345 /**
346  * @format 121
347  * @param status
348  * @param connection_handle
349  * @param key_flag
350  */
351 #define HCI_EVENT_MASTER_LINK_KEY_COMPLETE                 0x0A
352 
353 #define HCI_EVENT_READ_REMOTE_SUPPORTED_FEATURES_COMPLETE  0x0B
354 
355 #define HCI_EVENT_READ_REMOTE_VERSION_INFORMATION_COMPLETE 0x0C
356 
357 #define HCI_EVENT_QOS_SETUP_COMPLETE                       0x0D
358 
359 /**
360  * @format 12R
361  * @param num_hci_command_packets
362  * @param command_opcode
363  * @param return_parameters
364  */
365 #define HCI_EVENT_COMMAND_COMPLETE                         0x0E
366 /**
367  * @format 112
368  * @param status
369  * @param num_hci_command_packets
370  * @param command_opcode
371  */
372 #define HCI_EVENT_COMMAND_STATUS                           0x0F
373 
374 /**
375  * @format 1
376  * @param hardware_code
377  */
378 #define HCI_EVENT_HARDWARE_ERROR                           0x10
379 
380 #define HCI_EVENT_FLUSH_OCCURRED                           0x11
381 
382 /**
383  * @format 1B1
384  * @param status
385  * @param bd_addr
386  * @param role
387  */
388 #define HCI_EVENT_ROLE_CHANGE                              0x12
389 
390 // TODO: number_of_handles 1, connection_handle[H*i], hc_num_of_completed_packets[2*i]
391 #define HCI_EVENT_NUMBER_OF_COMPLETED_PACKETS              0x13
392 
393 /**
394  * @format 1H12
395  * @param status
396  * @param handle
397  * @param mode
398  * @param interval
399  */
400 #define HCI_EVENT_MODE_CHANGE_EVENT                        0x14
401 
402 // TODO: num_keys, bd_addr[B*i], link_key[16 octets * i]
403 #define HCI_EVENT_RETURN_LINK_KEYS                         0x15
404 
405 /**
406  * @format B
407  * @param bd_addr
408  */
409 #define HCI_EVENT_PIN_CODE_REQUEST                         0x16
410 
411 /**
412  * @format B
413  * @param bd_addr
414  */
415 #define HCI_EVENT_LINK_KEY_REQUEST                         0x17
416 
417 // TODO: bd_addr B, link_key 16octets, key_type 1
418 #define HCI_EVENT_LINK_KEY_NOTIFICATION                    0x18
419 
420 /**
421  * @format 1
422  * @param link_type
423  */
424 #define HCI_EVENT_DATA_BUFFER_OVERFLOW                     0x1A
425 
426 /**
427  * @format H1
428  * @param handle
429  * @param lmp_max_slots
430  */
431 #define HCI_EVENT_MAX_SLOTS_CHANGED                        0x1B
432 
433 /**
434  * @format 1H2
435  * @param status
436  * @param handle
437  * @param clock_offset
438  */
439 #define HCI_EVENT_READ_CLOCK_OFFSET_COMPLETE               0x1C
440 
441 /**
442  * @format 1H2
443  * @param status
444  * @param handle
445  * @param packet_types
446  * @pnote packet_type is in plural to avoid clash with Java binding Packet.getPacketType()
447  */
448 #define HCI_EVENT_CONNECTION_PACKET_TYPE_CHANGED           0x1D
449 
450 /**
451  * @format 1B11321
452  * @param num_responses
453  * @param bd_addr
454  * @param page_scan_repetition_mode
455  * @param reserved
456  * @param class_of_device
457  * @param clock_offset
458  * @param rssi
459  */
460 #define HCI_EVENT_INQUIRY_RESULT_WITH_RSSI                 0x22
461 
462 /**
463  * @format 1HB111221
464  * @param status
465  * @param handle
466  * @param bd_addr
467  * @param link_type
468  * @param transmission_interval
469  * @param retransmission_interval
470  * @param rx_packet_length
471  * @param tx_packet_length
472  * @param air_mode
473  */
474 #define HCI_EVENT_SYNCHRONOUS_CONNECTION_COMPLETE          0x2C
475 
476 // TODO: serialize extended_inquiry_response and provide parser
477 /**
478  * @format 1B11321
479  * @param num_responses
480  * @param bd_addr
481  * @param page_scan_repetition_mode
482  * @param reserved
483  * @param class_of_device
484  * @param clock_offset
485  * @param rssi
486  */
487 #define HCI_EVENT_EXTENDED_INQUIRY_RESPONSE                0x2F
488 
489  /**
490   * @format 1H
491   * @param status
492   * @param handle
493   */
494 #define HCI_EVENT_ENCRYPTION_KEY_REFRESH_COMPLETE          0x30
495 
496 #define HCI_EVENT_IO_CAPABILITY_REQUEST                    0x31
497 #define HCI_EVENT_IO_CAPABILITY_RESPONSE                   0x32
498 
499 /**
500  * @format B4
501  * @param bd_addr
502  * @param numeric_value
503  */
504 #define HCI_EVENT_USER_CONFIRMATION_REQUEST                0x33
505 
506 /**
507  * @format B
508  * @param bd_addr
509  */
510 #define HCI_EVENT_USER_PASSKEY_REQUEST                     0x34
511 
512 /**
513  * @format B
514  * @param bd_addr
515  */
516 #define HCI_EVENT_REMOTE_OOB_DATA_REQUEST                  0x35
517 
518 /**
519  * @format 1B
520  * @param status
521  * @param bd_addr
522  */
523 #define HCI_EVENT_SIMPLE_PAIRING_COMPLETE                  0x36
524 
525 #define HCI_EVENT_LE_META                                  0x3E
526 
527 // last used HCI_EVENT in 2.1 is 0x3d
528 // last used HCI_EVENT in 4.1 is 0x57
529 
530 #define HCI_EVENT_VENDOR_SPECIFIC                          0xFF
531 
532 /**
533  * @format 11H11B2221
534  * @param subevent_code
535  * @param status
536  * @param connection_handle
537  * @param role
538  * @param peer_address_type
539  * @param peer_address
540  * @param conn_interval
541  * @param conn_latency
542  * @param supervision_timeout
543  * @param master_clock_accuracy
544  */
545 #define HCI_SUBEVENT_LE_CONNECTION_COMPLETE                0x01
546 
547 // array of advertisements, not handled by event accessor generator
548 #define HCI_SUBEVENT_LE_ADVERTISING_REPORT                 0x02
549 
550 /**
551  * @format 11H222
552  * @param subevent_code
553  * @param status
554  * @param connection_handle
555  * @param conn_interval
556  * @param conn_latency
557  * @param supervision_timeout
558  */
559  #define HCI_SUBEVENT_LE_CONNECTION_UPDATE_COMPLETE         0x03
560 
561 /**
562  * @format 1HD2
563  * @param subevent_code
564  * @param connection_handle
565  * @param random_number
566  * @param encryption_diversifier
567  */
568 #define HCI_SUBEVENT_LE_READ_REMOTE_USED_FEATURES_COMPLETE 0x04
569 
570 /**
571  * @format 1HD2
572  * @param subevent_code
573  * @param connection_handle
574  * @param random_number
575  * @param encryption_diversifier
576  */
577 #define HCI_SUBEVENT_LE_LONG_TERM_KEY_REQUEST              0x05
578 
579 /**
580  * @format 1H2222
581  * @param subevent_code
582  * @param connection_handle
583  * @param interval_min
584  * @param interval_max
585  * @param latency
586  * @param timeout
587  */
588 #define HCI_SUBEVENT_LE_REMOTE_CONNECTION_PARAMETER_REQUEST 0x06
589 
590 /**
591  * @format 1H2222
592  * @param subevent_code
593  * @param connection_handle
594  * @param max_tx_octets
595  * @param max_tx_time
596  * @param max_rx_octets
597  * @param max_rx_time
598  */
599 #define HCI_SUBEVENT_LE_DATA_LENGTH_CHANGE 0x07
600 
601 /**
602  * @format 11QQ
603  * @param subevent_code
604  * @param status
605  * @param dhkey_x x coordinate of P256 public key
606  * @param dhkey_y y coordinate of P256 public key
607  */
608 #define HCI_SUBEVENT_LE_READ_LOCAL_P256_PUBLIC_KEY_COMPLETE 0x08
609  /**
610  * @format 11QQ
611  * @param subevent_code
612  * @param status
613  * @param dhkey_x x coordinate of Diffie-Hellman key
614  * @param dhkey_y y coordinate of Diffie-Hellman key
615  */
616 #define HCI_SUBEVENT_LE_GENERATE_DHKEY_COMPLETE            0x09
617 
618 /**
619  * @format 11H11BBB2221
620  * @param subevent_code
621  * @param status
622  * @param connection_handle
623  * @param role
624  * @param peer_address_type
625  * @param perr_addresss
626  * @param local_resolvable_private_addres
627  * @param peer_resolvable_private_addres
628  * @param conn_interval
629  * @param conn_latency
630  * @param supervision_timeout
631  * @param master_clock_accuracy
632  */
633 #define HCI_SUBEVENT_LE_ENHANCED_CONNECTION_COMPLETE       0x0A
634 
635 // array of advertisements, not handled by event accessor generator
636 #define HCI_SUBEVENT_LE_DIRECT_ADVERTISING_REPORT          0x0B
637 
638 /**
639  * L2CAP Layer
640  */
641 
642 #define L2CAP_HEADER_SIZE 4
643 
644 #define L2CAP_SIG_ID_INVALID 0
645 
646 // size of HCI ACL + L2CAP Header for regular data packets (8)
647 #define COMPLETE_L2CAP_HEADER (HCI_ACL_HEADER_SIZE + L2CAP_HEADER_SIZE)
648 
649 // minimum signaling MTU
650 #define L2CAP_MINIMAL_MTU 48
651 #define L2CAP_DEFAULT_MTU 672
652 
653 // Minimum/default MTU
654 #define L2CAP_LE_DEFAULT_MTU  23
655 
656 // L2CAP Fixed Channel IDs
657 #define L2CAP_CID_SIGNALING                 0x0001
658 #define L2CAP_CID_CONNECTIONLESS_CHANNEL    0x0002
659 #define L2CAP_CID_ATTRIBUTE_PROTOCOL        0x0004
660 #define L2CAP_CID_SIGNALING_LE              0x0005
661 #define L2CAP_CID_SECURITY_MANAGER_PROTOCOL 0x0006
662 
663 // L2CAP Configuration Result Codes
664 #define L2CAP_CONF_RESULT_UNKNOWN_OPTIONS   0x0003
665 
666 // L2CAP Reject Result Codes
667 #define L2CAP_REJ_CMD_UNKNOWN               0x0000
668 
669 // Response Timeout eXpired
670 #define L2CAP_RTX_TIMEOUT_MS   10000
671 
672 // Extended Response Timeout eXpired
673 #define L2CAP_ERTX_TIMEOUT_MS 120000
674 
675 //
676 // Fixed PSM numbers from https://www.bluetooth.com/specifications/assigned-numbers/logical-link-control
677 //
678 // @TODO: replace with BLUETOOTH_PROTOCOL_xxx in rest of code
679 #define PSM_SDP           BLUETOOTH_PROTOCOL_SDP
680 #define PSM_RFCOMM        BLUETOOTH_PROTOCOL_RFCOMM
681 #define PSM_BNEP          BLUETOOTH_PROTOCOL_BNEP
682 // @TODO: scrape PSMs Bluetooth SIG site and put in bluetooth_psm.h or bluetooth_l2cap.h
683 #define PSM_HID_CONTROL   0x11
684 #define PSM_HID_INTERRUPT 0x13
685 #define PSM_IPSP          0x23
686 
687 /**
688  * SDP Protocol
689  */
690 
691  // PDU Types
692 typedef enum {
693     SDP_Invalid = 0,
694     SDP_ErrorResponse = 1,
695     SDP_ServiceSearchRequest,
696     SDP_ServiceSearchResponse,
697     SDP_ServiceAttributeRequest,
698     SDP_ServiceAttributeResponse,
699     SDP_ServiceSearchAttributeRequest,
700     SDP_ServiceSearchAttributeResponse
701 } SDP_PDU_ID_t;
702 
703 /* Please use assigned numbers from bluetooth_sdp.h instead for thsese ...*/
704 
705 // UNIVERSAL ATTRIBUTE DEFINITIONS
706 #define SDP_ServiceRecordHandle               BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_HANDLE
707 #define SDP_ServiceClassIDList                BLUETOOTH_ATTRIBUTE_SERVICE_CLASS_ID_LIST
708 #define SDP_ServiceRecordState                BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_STATE
709 #define SDP_ServiceID                         BLUETOOTH_ATTRIBUTE_SERVICE_ID
710 #define SDP_ProtocolDescriptorList            BLUETOOTH_ATTRIBUTE_PROTOCOL_DESCRIPTOR_LIST
711 #define SDP_BrowseGroupList                   BLUETOOTH_ATTRIBUTE_BROWSE_GROUP_LIST
712 #define SDP_LanguageBaseAttributeIDList       BLUETOOTH_ATTRIBUTE_LANGUAGE_BASE_ATTRIBUTE_ID_LIST
713 #define SDP_ServiceInfoTimeToLive             BLUETOOTH_ATTRIBUTE_SERVICE_INFO_TIME_TO_LIVE
714 #define SDP_ServiceAvailability               BLUETOOTH_ATTRIBUTE_SERVICE_AVAILABILITY
715 #define SDP_BluetoothProfileDescriptorList    BLUETOOTH_ATTRIBUTE_BLUETOOTH_PROFILE_DESCRIPTOR_LIST
716 #define SDP_DocumentationURL                  BLUETOOTH_ATTRIBUTE_DOCUMENTATION_URL
717 #define SDP_ClientExecutableURL               BLUETOOTH_ATTRIBUTE_CLIENT_EXECUTABLE_URL
718 #define SDP_IconURL                           BLUETOOTH_ATTRIBUTE_ICON_URL
719 #define SDP_AdditionalProtocolDescriptorList  BLUETOOTH_ATTRIBUTE_ADDITIONAL_PROTOCOL_DESCRIPTOR_LISTS
720 #define SDP_SupportedFormatsList              BLUETOOTH_ATTRIBUTE_SUPPORTED_FORMATS_LIST
721 
722 // SERVICE CLASSES
723 #define SDP_OBEXObjectPush                    BLUETOOTH_SERVICE_CLASS_OBEX_OBJECT_PUSH
724 #define SDP_OBEXFileTransfer                  BLUETOOTH_SERVICE_CLASS_OBEX_FILE_TRANSFER
725 #define SDP_PublicBrowseGroup                 BLUETOOTH_ATTRIBUTE_PUBLIC_BROWSE_ROOT
726 #define SDP_HSP                               BLUETOOTH_SERVICE_CLASS_HEADSET
727 #define SDP_Headset_AG                        BLUETOOTH_SERVICE_CLASS_HEADSET_AUDIO_GATEWAY_AG
728 #define SDP_PANU                              BLUETOOTH_SERVICE_CLASS_PANU
729 #define SDP_NAP                               BLUETOOTH_SERVICE_CLASS_NAP
730 #define SDP_GN                                BLUETOOTH_SERVICE_CLASS_GN
731 #define SDP_Handsfree                         BLUETOOTH_SERVICE_CLASS_HANDSFREE
732 #define SDP_HandsfreeAudioGateway             BLUETOOTH_SERVICE_CLASS_HANDSFREE_AUDIO_GATEWAY
733 #define SDP_Headset_HS                        BLUETOOTH_SERVICE_CLASS_HEADSET_HS
734 #define SDP_GenericAudio                      BLUETOOTH_SERVICE_CLASS_GENERIC_AUDIO
735 
736 // PROTOCOLS
737 #define SDP_SDPProtocol                       BLUETOOTH_PROTOCOL_SDP
738 #define SDP_UDPProtocol                       BLUETOOTH_PROTOCOL_UDP
739 #define SDP_RFCOMMProtocol                    BLUETOOTH_PROTOCOL_RFCOMM
740 #define SDP_OBEXProtocol                      BLUETOOTH_PROTOCOL_OBEX
741 #define SDP_L2CAPProtocol                     BLUETOOTH_PROTOCOL_L2CAP
742 #define SDP_BNEPProtocol                      BLUETOOTH_PROTOCOL_BNEP
743 #define SDP_AVDTPProtocol                     BLUETOOTH_PROTOCOL_AVDTP
744 
745 /** .. until here ..*/
746 
747 // OFFSETS FOR LOCALIZED ATTRIBUTES - SDP_LanguageBaseAttributeIDList
748 #define SDP_Offest_ServiceName      0x0000
749 #define SDP_Offest_ServiceDescription 0x0001
750 #define SDP_Offest_ProviderName     0x0002
751 
752 // Device Vendor ID Sources
753 #define DEVICE_ID_VENDOR_ID_SOURCE_BLUETOOTH 0x0001
754 #define DEVICE_ID_VENDOR_ID_SOURCE_USB       0x0002
755 
756 // OBEX
757 #define SDP_vCard_2_1       0x01
758 #define SDP_vCard_3_0       0x02
759 #define SDP_vCal_1_0        0x03
760 #define SDP_iCal_2_0        0x04
761 #define SDP_vNote           0x05
762 #define SDP_vMessage        0x06
763 #define SDP_OBEXFileTypeAny 0xFF
764 
765 /**
766  * RFCOMM Protocol
767  */
768 
769 // Control field values      bit no.       1 2 3 4 PF 6 7 8
770 #define BT_RFCOMM_SABM       0x3F       // 1 1 1 1  1 1 0 0
771 #define BT_RFCOMM_UA         0x73       // 1 1 0 0  1 1 1 0
772 #define BT_RFCOMM_DM         0x0F       // 1 1 1 1  0 0 0 0
773 #define BT_RFCOMM_DM_PF      0x1F       // 1 1 1 1  1 0 0 0
774 #define BT_RFCOMM_DISC       0x53       // 1 1 0 0  1 0 1 0
775 #define BT_RFCOMM_UIH        0xEF       // 1 1 1 1  0 1 1 1
776 #define BT_RFCOMM_UIH_PF     0xFF       // 1 1 1 1  0 1 1 1
777 
778 // Multiplexer message types
779 #define BT_RFCOMM_CLD_CMD    0xC3
780 #define BT_RFCOMM_FCON_CMD   0xA3
781 #define BT_RFCOMM_FCON_RSP   0xA1
782 #define BT_RFCOMM_FCOFF_CMD  0x63
783 #define BT_RFCOMM_FCOFF_RSP  0x61
784 #define BT_RFCOMM_MSC_CMD    0xE3
785 #define BT_RFCOMM_MSC_RSP    0xE1
786 #define BT_RFCOMM_NSC_RSP    0x11
787 #define BT_RFCOMM_PN_CMD     0x83
788 #define BT_RFCOMM_PN_RSP     0x81
789 #define BT_RFCOMM_RLS_CMD    0x53
790 #define BT_RFCOMM_RLS_RSP    0x51
791 #define BT_RFCOMM_RPN_CMD    0x93
792 #define BT_RFCOMM_RPN_RSP    0x91
793 #define BT_RFCOMM_TEST_CMD   0x23
794 #define BT_RFCOMM_TEST_RSP   0x21
795 
796 // Line Status
797 #define LINE_STATUS_NO_ERROR       0x00
798 #define LINE_STATUS_OVERRUN_ERROR  0x03
799 #define LINE_STATUS_PARITY_ERORR   0x05
800 #define LINE_STATUS_FRAMING_ERROR  0x09
801 
802 // Modem Status Flags
803 #define MODEM_STATUS_FC   0x02
804 #define MODEM_STATUS_RTC  0x04
805 #define MODEM_STATUS_RTR  0x08
806 #define MODEM_STATUS_IC   0x40
807 #define MODEM_STATUS_DV   0x80
808 
809 typedef enum rpn_baud {
810     RPN_BAUD_2400 = 0,
811     RPN_BAUD_4800,
812     RPN_BAUD_7200,
813     RPN_BAUD_9600,
814     RPN_BAUD_19200,
815     RPN_BAUD_38400,
816     RPN_BAUD_57600,
817     RPN_BAUD_115200,
818     RPN_BAUD_230400
819 } rpn_baud_t;
820 
821 typedef enum rpn_data_bits {
822     RPN_DATA_BITS_5 = 0,
823     RPN_DATA_BITS_6 = 0,
824     RPN_DATA_BITS_7 = 0,
825     RPN_DATA_BITS_8 = 0
826 } rpn_data_bits_t;
827 
828 typedef enum rpn_stop_bits {
829     RPN_STOP_BITS_1_0 = 0,
830     RPN_STOP_BITS_1_5
831 } rpn_stop_bits_t;
832 
833 typedef enum rpn_parity {
834     RPN_PARITY_NONE  = 0,
835     RPN_PARITY_ODD   = 1,
836     RPN_PARITY_EVEN  = 3,
837     RPN_PARITY_MARK  = 5,
838     RPN_PARITY_SPACE = 7,
839 } rpn_parity_t;
840 
841 typedef enum rpn_flow_control {
842     RPN_FLOW_CONTROL_XONXOFF_ON_INPUT  = 1 << 0,
843     RPN_FLOW_CONTROL_XONXOFF_ON_OUTPUT = 1 << 1,
844     RPN_FLOW_CONTROL_RTR_ON_INPUT  = 1 << 2,
845     RPN_FLOW_CONTROL_RTR_ON_OUTPUT = 1 << 3,
846     RPN_FLOW_CONTROL_RTC_ON_INPUT  = 1 << 4,
847     RPN_FLOW_CONTROL_RTC_ON_OUTPUT = 1 << 5,
848 } rpn_flow_control_t;
849 
850 #define RPN_PARAM_MASK_0_BAUD             0x01
851 #define RPN_PARAM_MASK_0_DATA_BITS        0x02
852 #define RPN_PARAM_MASK_0_STOP_BITS        0x04
853 #define RPN_PARAM_MASK_0_PARITY           0x08
854 #define RPN_PARAM_MASK_0_PARITY_TYPE      0x10
855 #define RPN_PARAM_MASK_0_XON_CHAR         0x20
856 #define RPN_PARAM_MASK_0_XOFF_CHAR        0x40
857 #define RPN_PARAM_MASK_0_RESERVED         0x80
858 
859 // @note: values are identical to rpn_flow_control_t
860 #define RPN_PARAM_MASK_1_XONOFF_ON_INPUT  0x01
861 #define RPN_PARAM_MASK_1_XONOFF_ON_OUTPUT 0x02
862 #define RPN_PARAM_MASK_1_RTR_ON_INPUT     0x04
863 #define RPN_PARAM_MASK_1_RTR_ON_OUTPUT    0x08
864 #define RPN_PARAM_MASK_1_RTC_ON_INPUT     0x10
865 #define RPN_PARAM_MASK_1_RTC_ON_OUTPUT    0x20
866 #define RPN_PARAM_MASK_1_RESERVED_0       0x40
867 #define RPN_PARAM_MASK_1_RESERVED_1       0x80
868 
869 /**
870  * BNEP Protocol
871  */
872 
873 #ifndef ETHER_ADDR_LEN
874 #define ETHER_ADDR_LEN 6
875 #endif
876 
877 #ifndef ETHERTYPE_VLAN
878 #define ETHERTYPE_VLAN                                  0x8100 /* IEEE 802.1Q VLAN tag */
879 #endif
880 
881 #define BNEP_MTU_MIN                                    1691
882 
883 #define BNEP_EXT_FLAG                                   0x80
884 #define BNEP_TYPE_MASK                                  0x7F
885 #define BNEP_TYPE(header)                               ((header) & BNEP_TYPE_MASK)
886 #define BNEP_HEADER_HAS_EXT(x)                          (((x) & BNEP_EXT_FLAG) == BNEP_EXT_FLAG)
887 
888 /* BNEP packet types */
889 #define BNEP_PKT_TYPE_GENERAL_ETHERNET                  0x00
890 #define BNEP_PKT_TYPE_CONTROL                           0x01
891 #define BNEP_PKT_TYPE_COMPRESSED_ETHERNET               0x02
892 #define BNEP_PKT_TYPE_COMPRESSED_ETHERNET_SOURCE_ONLY   0x03
893 #define BNEP_PKT_TYPE_COMPRESSED_ETHERNET_DEST_ONLY     0x04
894 
895 /* BNEP control types */
896 #define BNEP_CONTROL_TYPE_COMMAND_NOT_UNDERSTOOD        0x00
897 #define BNEP_CONTROL_TYPE_SETUP_CONNECTION_REQUEST      0x01
898 #define BNEP_CONTROL_TYPE_SETUP_CONNECTION_RESPONSE     0x02
899 #define BNEP_CONTROL_TYPE_FILTER_NET_TYPE_SET           0x03
900 #define BNEP_CONTROL_TYPE_FILTER_NET_TYPE_RESPONSE      0x04
901 #define BNEP_CONTROL_TYPE_FILTER_MULTI_ADDR_SET         0x05
902 #define BNEP_CONTROL_TYPE_FILTER_MULTI_ADDR_RESPONSE    0x06
903 
904 /* BNEP extension header types */
905 #define BNEP_EXT_HEADER_TYPE_EXTENSION_CONTROL          0x00
906 
907 /* BNEP setup response codes */
908 #define BNEP_RESP_SETUP_SUCCESS                         0x0000
909 #define BNEP_RESP_SETUP_INVALID_DEST_UUID               0x0001
910 #define BNEP_RESP_SETUP_INVALID_SOURCE_UUID             0x0002
911 #define BNEP_RESP_SETUP_INVALID_SERVICE_UUID_SIZE       0x0003
912 #define BNEP_RESP_SETUP_CONNECTION_NOT_ALLOWED          0x0004
913 
914 /* BNEP filter response codes */
915 #define BNEP_RESP_FILTER_SUCCESS                        0x0000
916 #define BNEP_RESP_FILTER_UNSUPPORTED_REQUEST            0x0001
917 #define BNEP_RESP_FILTER_ERR_INVALID_RANGE              0x0002
918 #define BNEP_RESP_FILTER_ERR_TOO_MANY_FILTERS           0x0003
919 #define BNEP_RESP_FILTER_ERR_SECURITY                   0x0004
920 
921 /**
922  * PAN Profile
923  */
924 
925 typedef enum {
926     BNEP_SECURITY_NONE = 0x0000,
927     BNEP_SECURITY_SERVICE_LEVEL_ENFORCED,
928     BNEP_SECURITY_802_1X
929 } security_description_t;
930 
931 typedef enum {
932     PAN_NET_ACCESS_TYPE_PSTN = 0x0000,
933     PAN_NET_ACCESS_TYPE_ISDN,
934     PAN_NET_ACCESS_TYPE_DSL,
935     PAN_NET_ACCESS_TYPE_CABLE_MODEM,
936     PAN_NET_ACCESS_TYPE_10MB_ETHERNET,
937     PAN_NET_ACCESS_TYPE_100MB_ETHERNET,
938     PAN_NET_ACCESS_TYPE_4MB_TOKEN_RING,
939     PAN_NET_ACCESS_TYPE_16MB_TOKEN_RING,
940     PAN_NET_ACCESS_TYPE_100MB_TOKEN_RING,
941     PAN_NET_ACCESS_TYPE_FDDI,
942     PAN_NET_ACCESS_TYPE_GSM,
943     PAN_NET_ACCESS_TYPE_CDMA,
944     PAN_NET_ACCESS_TYPE_GPRS,
945     PAN_NET_ACCESS_TYPE_3G,
946     PAN_NET_ACCESS_TYPE_CELULAR,
947     PAN_NET_ACCESS_TYPE_OTHER = 0xFFFE,
948     PAN_NET_ACCESS_TYPE_NONE
949 } net_access_type_t;
950 
951 /**
952  * ATT
953  */
954 
955 // Minimum/default MTU
956 #define ATT_DEFAULT_MTU               23
957 
958 // MARK: Attribute PDU Opcodes
959 #define ATT_ERROR_RESPONSE              0x01
960 
961 #define ATT_EXCHANGE_MTU_REQUEST        0x02
962 #define ATT_EXCHANGE_MTU_RESPONSE       0x03
963 
964 #define ATT_FIND_INFORMATION_REQUEST    0x04
965 #define ATT_FIND_INFORMATION_REPLY      0x05
966 #define ATT_FIND_BY_TYPE_VALUE_REQUEST  0x06
967 #define ATT_FIND_BY_TYPE_VALUE_RESPONSE 0x07
968 
969 #define ATT_READ_BY_TYPE_REQUEST        0x08
970 #define ATT_READ_BY_TYPE_RESPONSE       0x09
971 #define ATT_READ_REQUEST                0x0a
972 #define ATT_READ_RESPONSE               0x0b
973 #define ATT_READ_BLOB_REQUEST           0x0c
974 #define ATT_READ_BLOB_RESPONSE          0x0d
975 #define ATT_READ_MULTIPLE_REQUEST       0x0e
976 #define ATT_READ_MULTIPLE_RESPONSE      0x0f
977 #define ATT_READ_BY_GROUP_TYPE_REQUEST  0x10
978 #define ATT_READ_BY_GROUP_TYPE_RESPONSE 0x11
979 
980 #define ATT_WRITE_REQUEST               0x12
981 #define ATT_WRITE_RESPONSE              0x13
982 
983 #define ATT_PREPARE_WRITE_REQUEST       0x16
984 #define ATT_PREPARE_WRITE_RESPONSE      0x17
985 #define ATT_EXECUTE_WRITE_REQUEST       0x18
986 #define ATT_EXECUTE_WRITE_RESPONSE      0x19
987 
988 #define ATT_HANDLE_VALUE_NOTIFICATION   0x1b
989 #define ATT_HANDLE_VALUE_INDICATION     0x1d
990 #define ATT_HANDLE_VALUE_CONFIRMATION   0x1e
991 
992 
993 #define ATT_WRITE_COMMAND                0x52
994 #define ATT_SIGNED_WRITE_COMMAND         0xD2
995 
996 // MARK: ATT Error Codes
997 #define ATT_ERROR_INVALID_HANDLE                   0x01
998 #define ATT_ERROR_READ_NOT_PERMITTED               0x02
999 #define ATT_ERROR_WRITE_NOT_PERMITTED              0x03
1000 #define ATT_ERROR_INVALID_PDU                      0x04
1001 #define ATT_ERROR_INSUFFICIENT_AUTHENTICATION      0x05
1002 #define ATT_ERROR_REQUEST_NOT_SUPPORTED            0x06
1003 #define ATT_ERROR_INVALID_OFFSET                   0x07
1004 #define ATT_ERROR_INSUFFICIENT_AUTHORIZATION       0x08
1005 #define ATT_ERROR_PREPARE_QUEUE_FULL               0x09
1006 #define ATT_ERROR_ATTRIBUTE_NOT_FOUND              0x0a
1007 #define ATT_ERROR_ATTRIBUTE_NOT_LONG               0x0b
1008 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION_KEY_SIZE 0x0c
1009 #define ATT_ERROR_INVALID_ATTRIBUTE_VALUE_LENGTH   0x0d
1010 #define ATT_ERROR_UNLIKELY_ERROR                   0x0e
1011 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION          0x0f
1012 #define ATT_ERROR_UNSUPPORTED_GROUP_TYPE           0x10
1013 #define ATT_ERROR_INSUFFICIENT_RESOURCES           0x11
1014 
1015 // MARK: Attribute Property Flags
1016 #define ATT_PROPERTY_BROADCAST           0x01
1017 #define ATT_PROPERTY_READ                0x02
1018 #define ATT_PROPERTY_WRITE_WITHOUT_RESPONSE 0x04
1019 #define ATT_PROPERTY_WRITE               0x08
1020 #define ATT_PROPERTY_NOTIFY              0x10
1021 #define ATT_PROPERTY_INDICATE            0x20
1022 #define ATT_PROPERTY_AUTHENTICATED_SIGNED_WRITE 0x40
1023 #define ATT_PROPERTY_EXTENDED_PROPERTIES 0x80
1024 
1025 // MARK: Attribute Property Flag, BTstack extension
1026 // value is asked from client
1027 #define ATT_PROPERTY_DYNAMIC             0x100
1028 // 128 bit UUID used
1029 #define ATT_PROPERTY_UUID128             0x200
1030 // Authentication required
1031 #define ATT_PROPERTY_AUTHENTICATION_REQUIRED 0x400
1032 // Authorization from user required
1033 #define ATT_PROPERTY_AUTHORIZATION_REQUIRED  0x800
1034 // Encryption key size stored in upper 4 bits, 0 == no encryption, encryption key size - 1 otherwise
1035 
1036 // ATT Transaction Timeout of 30 seconds for Command/Response or Incidationc/Confirmation
1037 #define ATT_TRANSACTION_TIMEOUT_MS     30000
1038 
1039 #define ATT_TRANSACTION_MODE_NONE      0x0
1040 #define ATT_TRANSACTION_MODE_ACTIVE    0x1
1041 #define ATT_TRANSACTION_MODE_EXECUTE   0x2
1042 #define ATT_TRANSACTION_MODE_CANCEL    0x3
1043 
1044 // MARK: GATT UUIDs
1045 #define GATT_PRIMARY_SERVICE_UUID                   0x2800
1046 #define GATT_SECONDARY_SERVICE_UUID                 0x2801
1047 #define GATT_INCLUDE_SERVICE_UUID                   0x2802
1048 #define GATT_CHARACTERISTICS_UUID                   0x2803
1049 #define GATT_CHARACTERISTIC_EXTENDED_PROPERTIES     0x2900
1050 #define GATT_CHARACTERISTIC_USER_DESCRIPTION        0x2901
1051 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION   0x2902
1052 #define GATT_SERVER_CHARACTERISTICS_CONFIGURATION   0x2903
1053 #define GATT_CHARACTERISTIC_PRESENTATION_FORMAT     0x2904
1054 #define GATT_CHARACTERISTIC_AGGREGATE_FORMAT        0x2905
1055 
1056 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NONE          0
1057 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NOTIFICATION  1
1058 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_INDICATION    2
1059 
1060 // GAP Service and Characteristics
1061 #define GAP_SERVICE_UUID               0x1800
1062 #define GAP_DEVICE_NAME_UUID           0x2a00
1063 #define GAP_APPEARANCE_UUID            0x2a01
1064 #define GAP_PERIPHERAL_PRIVACY_FLAG    0x2a02
1065 #define GAP_RECONNECTION_ADDRESS_UUID  0x2a03
1066 #define GAP_PERIPHERAL_PREFERRED_CONNECTION_PARAMETERS_UUID 0x2a04
1067 #define GAP_SERVICE_CHANGED            0x2a05
1068 
1069 /**
1070  * SM - LE Security Manager
1071  */
1072 // Bluetooth Spec definitions
1073 typedef enum {
1074     SM_CODE_PAIRING_REQUEST = 0X01,
1075     SM_CODE_PAIRING_RESPONSE,
1076     SM_CODE_PAIRING_CONFIRM,
1077     SM_CODE_PAIRING_RANDOM,
1078     SM_CODE_PAIRING_FAILED,
1079     SM_CODE_ENCRYPTION_INFORMATION,
1080     SM_CODE_MASTER_IDENTIFICATION,
1081     SM_CODE_IDENTITY_INFORMATION,
1082     SM_CODE_IDENTITY_ADDRESS_INFORMATION,
1083     SM_CODE_SIGNING_INFORMATION,
1084     SM_CODE_SECURITY_REQUEST,
1085     SM_CODE_PAIRING_PUBLIC_KEY,
1086     SM_CODE_PAIRING_DHKEY_CHECK,
1087     SM_CODE_KEYPRESS_NOTIFICATION,
1088 } SECURITY_MANAGER_COMMANDS;
1089 
1090 // IO Capability Values
1091 typedef enum {
1092     IO_CAPABILITY_DISPLAY_ONLY = 0,
1093     IO_CAPABILITY_DISPLAY_YES_NO,
1094     IO_CAPABILITY_KEYBOARD_ONLY,
1095     IO_CAPABILITY_NO_INPUT_NO_OUTPUT,
1096     IO_CAPABILITY_KEYBOARD_DISPLAY, // not used by secure simple pairing
1097 } io_capability_t;
1098 
1099 // Authentication requirement flags
1100 #define SM_AUTHREQ_NO_BONDING        0x00
1101 #define SM_AUTHREQ_BONDING           0x01
1102 #define SM_AUTHREQ_MITM_PROTECTION   0x04
1103 #define SM_AUTHREQ_SECURE_CONNECTION 0x08
1104 #define SM_AUTHREQ_KEYPRESS          0x10
1105 
1106 // Key distribution flags used by spec
1107 #define SM_KEYDIST_ENC_KEY  0x01
1108 #define SM_KEYDIST_ID_KEY   0x02
1109 #define SM_KEYDIST_SIGN     0x04
1110 #define SM_KEYDIST_LINK_KEY 0x08
1111 
1112 // Key distribution flags used internally
1113 #define SM_KEYDIST_FLAG_ENCRYPTION_INFORMATION       0x01
1114 #define SM_KEYDIST_FLAG_MASTER_IDENTIFICATION        0x02
1115 #define SM_KEYDIST_FLAG_IDENTITY_INFORMATION         0x04
1116 #define SM_KEYDIST_FLAG_IDENTITY_ADDRESS_INFORMATION 0x08
1117 #define SM_KEYDIST_FLAG_SIGNING_IDENTIFICATION       0x10
1118 
1119 // STK Generation Methods
1120 #define SM_STK_GENERATION_METHOD_JUST_WORKS          0x01
1121 #define SM_STK_GENERATION_METHOD_OOB                 0x02
1122 #define SM_STK_GENERATION_METHOD_PASSKEY             0x04
1123 #define SM_STK_GENERATION_METHOD_NUMERIC_COMPARISON  0x08
1124 
1125 // Pairing Failed Reasons
1126 #define SM_REASON_RESERVED                     0x00
1127 #define SM_REASON_PASSKEYT_ENTRY_FAILED        0x01
1128 #define SM_REASON_OOB_NOT_AVAILABLE            0x02
1129 #define SM_REASON_AUTHENTHICATION_REQUIREMENTS 0x03
1130 #define SM_REASON_CONFIRM_VALUE_FAILED         0x04
1131 #define SM_REASON_PAIRING_NOT_SUPPORTED        0x05
1132 #define SM_REASON_ENCRYPTION_KEY_SIZE          0x06
1133 #define SM_REASON_COMMAND_NOT_SUPPORTED        0x07
1134 #define SM_REASON_UNSPECIFIED_REASON           0x08
1135 #define SM_REASON_REPEATED_ATTEMPTS            0x09
1136 #define SM_REASON_INVALID_PARAMETERS           0x0a
1137 #define SM_REASON_DHKEY_CHECK_FAILED           0x0b
1138 #define SM_REASON_NUMERIC_COMPARISON_FAILED    0x0c
1139 
1140 // also, invalid parameters
1141 // and reserved
1142 
1143 // Keypress Notifications
1144 #define SM_KEYPRESS_PASSKEY_ENTRY_STARTED      0x00
1145 #define SM_KEYPRESS_PASSKEY_DIGIT_ENTERED      0x01
1146 #define SM_KEYPRESS_PASSKEY_DIGIT_ERASED       0x02
1147 #define SM_KEYPRESS_PASSKEY_CLEARED            0x03
1148 #define SM_KEYPRESS_PASSKEY_ENTRY_COMPLETED    0x04
1149 
1150 
1151 #endif