xref: /btstack/src/bluetooth.h (revision c37cd8f3d1350b92a2f66c31b2a5fcd75f8c91a4)
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 /*
113  * @brief L2CAP Segmentation And Reassembly packet type in I-Frames
114  */
115 typedef enum {
116     L2CAP_SEGMENTATION_AND_REASSEMBLY_UNSEGMENTED_L2CAP_SDU = 0,
117     L2CAP_SEGMENTATION_AND_REASSEMBLY_START_OF_L2CAP_SDU,
118     L2CAP_SEGMENTATION_AND_REASSEMBLY_END_OF_L2CAP_SDU,
119     L2CAP_SEGMENTATION_AND_REASSEMBLY_CONTINUATION_OF_L2CAP_SDU
120 } l2cap_segmentation_and_reassembly_t;
121 
122 /*
123  * @brief L2CAP Supervisory function in S-Frames
124  */
125 typedef enum {
126     L2CAP_SUPERVISORY_FUNCTION_RR_RECEIVER_READY = 0,
127     L2CAP_SUPERVISORY_FUNCTION_REJ_REJECT,
128     L2CAP_SUPERVISORY_FUNCTION_RNR_RECEIVER_NOT_READY,
129     L2CAP_SUPERVISORY_FUNCTION_SREJ_SELECTIVE_REJECT
130 } l2cap_supervisory_function_t;
131 
132 /**
133  * @brief L2CAP Information Types used in Information Request & Response
134  */
135 typedef enum {
136   L2CAP_INFO_TYPE_CONNECTIONLESS_MTU = 1,
137   L2CAP_INFO_TYPE_EXTENDED_FEATURES_SUPPORTED,
138   L2CAP_INFO_TYPE_FIXED_CHANNELS_SUPPORTED,
139 } l2cap_info_type_t;
140 
141 /**
142  * @brief L2CAP Configuration Option Types used in Configurateion Request & Response
143  */
144 typedef enum {
145   L2CAP_CONFIG_OPTION_TYPE_MAX_TRANSMISSION_UNIT = 1,
146   L2CAP_CONFIG_OPTION_TYPE_FLUSH_TIMEOUT,
147   L2CAP_CONFIG_OPTION_TYPE_QUALITY_OF_SERVICE,
148   L2CAP_CONFIG_OPTION_TYPE_RETRANSMISSION_AND_FLOW_CONTROL,
149   L2CAP_CONFIG_OPTION_TYPE_FRAME_CHECK_SEQUENCE,
150   L2CAP_CONFIG_OPTION_TYPE_EXTENDED_FLOW_SPECIFICATION,
151   L2CAP_CONFIG_OPTION_TYPE_EXTENDED_WINDOW_SIZE,
152 } l2cap_config_option_type_t;
153 
154 /**
155  * HCI Transport
156  */
157 
158 /**
159  * packet types - used in BTstack and over the H4 UART interface
160  */
161 #define HCI_COMMAND_DATA_PACKET 0x01
162 #define HCI_ACL_DATA_PACKET     0x02
163 #define HCI_SCO_DATA_PACKET     0x03
164 #define HCI_EVENT_PACKET        0x04
165 
166 // packet header sizes
167 #define HCI_CMD_HEADER_SIZE          3
168 #define HCI_ACL_HEADER_SIZE          4
169 #define HCI_SCO_HEADER_SIZE          3
170 #define HCI_EVENT_HEADER_SIZE        2
171 
172 /**
173  * HCI Layer
174  */
175 
176 //
177 // Error Codes rfom Bluetooth Core Specification
178 //
179 
180 /* ENUM_START: BLUETOOTH_ERROR_CODE */
181 #define ERROR_CODE_SUCCESS                                 0x00
182 #define ERROR_CODE_UNKNOWN_HCI_COMMAND                     0x01
183 #define ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER           0x02
184 #define ERROR_CODE_HARDWARE_FAILURE                        0x03
185 #define ERROR_CODE_PAGE_TIMEOUT                            0x04
186 #define ERROR_CODE_AUTHENTICATION_FAILURE                  0x05
187 #define ERROR_CODE_PIN_OR_KEY_MISSING                      0x06
188 #define ERROR_CODE_MEMORY_CAPACITY_EXCEEDED                0x07
189 #define ERROR_CODE_CONNECTION_TIMEOUT                      0x08
190 #define ERROR_CODE_CONNECTION_LIMIT_EXCEEDED               0x09
191 #define ERROR_CODE_SYNCHRONOUS_CONNECTION_LIMIT_TO_A_DEVICE_EXCEEDED  0x0A
192 #define ERROR_CODE_ACL_CONNECTION_ALREADY_EXISTS           0x0B
193 #define ERROR_CODE_COMMAND_DISALLOWED                      0x0C
194 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_LIMITED_RESOURCES 0x0D
195 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_SECURITY_REASONS  0x0E
196 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_UNACCEPTABLE_BD_ADDR 0x0F
197 #define ERROR_CODE_CONNECTION_ACCEPT_TIMEOUT_EXCEEDED      0x10
198 #define ERROR_CODE_UNSUPPORTED_FEATURE_OR_PARAMETER_VALUE  0x11
199 #define ERROR_CODE_INVALID_HCI_COMMAND_PARAMETERS          0x12
200 #define ERROR_CODE_REMOTE_USER_TERMINATED_CONNECTION       0x13
201 #define ERROR_CODE_REMOTE_DEVICE_TERMINATED_CONNECTION_DUE_TO_LOW_RESOURCES 0x14
202 #define ERROR_CODE_REMOTE_DEVICE_TERMINATED_CONNECTION_DUE_TO_POWER_OFF     0x15
203 #define ERROR_CODE_CONNECTION_TERMINATED_BY_LOCAL_HOST     0x16
204 #define ERROR_CODE_REPEATED_ATTEMPTS                       0x17
205 #define ERROR_CODE_PAIRING_NOT_ALLOWED                     0x18
206 #define ERROR_CODE_UNKNOWN_LMP_PDU                         0x19
207 #define ERROR_CODE_UNSUPPORTED_REMOTE_FEATURE_UNSUPPORTED_LMP_FEATURE 0x1A
208 #define ERROR_CODE_SCO_OFFSET_REJECTED                     0x1B
209 #define ERROR_CODE_SCO_INTERVAL_REJECTED                   0x1C
210 #define ERROR_CODE_SCO_AIR_MODE_REJECTED                   0x1D
211 #define ERROR_CODE_INVALID_LMP_PARAMETERS_INVALID_LL_PARAMETERS 0x1E
212 #define ERROR_CODE_UNSPECIFIED_ERROR                       0x1F
213 #define ERROR_CODE_UNSUPPORTED_LMP_PARAMETER_VALUE_UNSUPPORTED_LL_PARAMETER_VALUE 0x20
214 #define ERROR_CODE_ROLE_CHANGE_NOT_ALLOWED                 0x21
215 #define ERROR_CODE_LMP_RESPONSE_TIMEOUT_LL_RESPONSE_TIMEOUT 0x22
216 #define ERROR_CODE_LMP_ERROR_TRANSACTION_COLLISION         0x23
217 #define ERROR_CODE_LMP_PDU_NOT_ALLOWED                     0x24
218 #define ERROR_CODE_ENCRYPTION_MODE_NOT_ACCEPTABLE          0x25
219 #define ERROR_CODE_LINK_KEY_CANNOT_BE_CHANGED              0x26
220 #define ERROR_CODE_REQUESTED_QOS_NOT_SUPPORTED             0x27
221 #define ERROR_CODE_INSTANT_PASSED                          0x28
222 #define ERROR_CODE_PAIRING_WITH_UNIT_KEY_NOT_SUPPORTED     0x29
223 #define ERROR_CODE_DIFFERENT_TRANSACTION_COLLISION         0x2A
224 #define ERROR_CODE_RESERVED                                0x2B
225 #define ERROR_CODE_QOS_UNACCEPTABLE_PARAMETER              0x2C
226 #define ERROR_CODE_QOS_REJECTED                            0x2D
227 #define ERROR_CODE_CHANNEL_CLASSIFICATION_NOT_SUPPORTED    0x2E
228 #define ERROR_CODE_INSUFFICIENT_SECURITY                   0x2F
229 #define ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE        0x30
230 // #define ERROR_CODE_RESERVED
231 #define ERROR_CODE_ROLE_SWITCH_PENDING                     0x32
232 // #define ERROR_CODE_RESERVED
233 #define ERROR_CODE_RESERVED_SLOT_VIOLATION                 0x34
234 #define ERROR_CODE_ROLE_SWITCH_FAILED                      0x35
235 #define ERROR_CODE_EXTENDED_INQUIRY_RESPONSE_TOO_LARGE     0x36
236 #define ERROR_CODE_SECURE_SIMPLE_PAIRING_NOT_SUPPORTED_BY_HOST 0x37
237 #define ERROR_CODE_HOST_BUSY_PAIRING                       0x38
238 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_NO_SUITABLE_CHANNEL_FOUND 0x39
239 #define ERROR_CODE_CONTROLLER_BUSY                         0x3A
240 #define ERROR_CODE_UNACCEPTABLE_CONNECTION_PARAMETERS      0x3B
241 #define ERROR_CODE_DIRECTED_ADVERTISING_TIMEOUT            0x3C
242 #define ERROR_CODE_CONNECTION_TERMINATED_DUE_TO_MIC_FAILURE 0x3D
243 #define ERROR_CODE_CONNECTION_FAILED_TO_BE_ESTABLISHED     0x3E
244 #define ERROR_CODE_MAC_CONNECTION_FAILED                   0x3F
245 #define ERROR_CODE_COARSE_CLOCK_ADJUSTMENT_REJECTED_BUT_WILL_TRY_TO_ADJUST_USING_CLOCK_DRAGGING 0x40
246 /* ENUM_END */
247 
248 /* ENUM_START: AVRCP_BROWSING_ERROR_CODE */
249 #define AVRCP_BROWSING_ERROR_CODE_INVALID_COMMAND                     0x00  // Sent if TG received a PDU that it did not understand. Valid for All.
250 #define AVRCP_BROWSING_ERROR_CODE_INVALID_PARAMETER                   0x01  // Sent if the TG received a PDU with a parameter ID that it did not understand. Sent if there is only one parameter ID in the PDU. Valid for All.
251 #define AVRCP_BROWSING_ERROR_CODE_SPECIFIED_PARAMETER_NOT_FOUND       0x02  // Sent if the parameter ID is understood, but content is wrong or corrupted. Valid for All.
252 #define AVRCP_BROWSING_ERROR_CODE_INTERNAL_ERROR                      0x03  // Sent if there are error conditions not covered by a more specific error code. Valid for All.
253 #define AVRCP_BROWSING_ERROR_CODE_SUCCESS                             0x04  // This is the status that should be returned if the operation was successful. Valid for All except where the response CType is AV/C REJECTED.
254 #define AVRCP_BROWSING_ERROR_CODE_UID_CHANGED                         0x05  // The UIDs on the device have changed. Valid for All.
255 #define AVRCP_BROWSING_ERROR_CODE_RESERVED_06                         0x06  // Valid for All.
256 #define AVRCP_BROWSING_ERROR_CODE_INVALID_DIRECTION                   0x07  // The Direction parameter is invalid. Valid for Change Path.
257 #define AVRCP_BROWSING_ERROR_CODE_NOT_A_DIRECTORY                     0x08  // The UID provided does not refer to a folder item. Valid for Change Path.
258 #define AVRCP_BROWSING_ERROR_CODE_DOES_NOT_EXIST                      0x09  // The UID provided does not refer to any currently valid. Valid for Change Path, PlayItem, AddToNowPlaying, GetItemAttributes.
259 #define AVRCP_BROWSING_ERROR_CODE_INVALID_SCOPE                       0x0a  // The scope parameter is invalid. Valid for GetFolderItems, PlayItem, AddToNowPlayer, GetItemAttributes,.
260 #define AVRCP_BROWSING_ERROR_CODE_RANGE_OUT_OF_BOUNDS                 0x0b  // The start of range provided is not valid. Valid for GetFolderItems.
261 #define AVRCP_BROWSING_ERROR_CODE_UID_IS_A_DIRECTORY                  0x0c  // The UID provided refers to a directory, which cannot be handled by this media player. Valid for PlayItem, AddToNowPlaying.
262 #define AVRCP_BROWSING_ERROR_CODE_MEDIA_IN_USES                       0x0d  // The media is not able to be used for this operation at this time. Valid for PlayItem, AddToNowPlaying.
263 #define AVRCP_BROWSING_ERROR_CODE_NOW_PLAYING_LIST_FULL               0x0e  // No more items can be added to the Now Playing List. Valid for AddToNowPlaying.
264 #define AVRCP_BROWSING_ERROR_CODE_SEARCH_NOT_SUPPORTED                0x0f  // The Browsed Media Player does not support search. Valid for Search.
265 #define AVRCP_BROWSING_ERROR_CODE_SEARCH_IN_PROGRESS                  0x10  // A search operation is already in progress. Valid for Search.
266 #define AVRCP_BROWSING_ERROR_CODE_INVALID_PLAYER_ID                   0x11  // The specified Player Id does not refer to a valid player. Valid for SetAddressedPlayer, SetBrowsedPlayer.
267 #define AVRCP_BROWSING_ERROR_CODE_PLAYER_NOT_BROWSABLE                0x12  // The Player Id supplied refers to a Media Player which does not support browsing. Valid for SetBrowsedPlayer.
268 #define AVRCP_BROWSING_ERROR_CODE_PLAYER_NOT_ADDRESSED                0x13  // The Player Id supplied refers to a player which is not currently addressed, and the command is not able to be performed if the player is not set as addressed. Valid for Search SetBrowsedPlayer.
269 #define AVRCP_BROWSING_ERROR_CODE_NO_VALID_SEARCH_RESULTS             0x14  // The Search result list does not contain valid entries, e.g. after being invalidated due to change of browsed player. Valid for GetFolderItems.
270 #define AVRCP_BROWSING_ERROR_CODE_NO_AVAILABLE_PLAYERS                0x15  // Valid for All.
271 #define AVRCP_BROWSING_ERROR_CODE_ADDRESSED_PLAYER_CHANGED            0x16  // Valid for Register Notification.
272 // 0x17-0xff Reserved
273 /* ENUM_END */
274 
275 // HCI roles
276 #define HCI_ROLE_MASTER 0
277 #define HCI_ROLE_SLAVE  1
278 
279 // packet sizes (max payload)
280 #define HCI_ACL_DM1_SIZE            17
281 #define HCI_ACL_DH1_SIZE            27
282 #define HCI_ACL_2DH1_SIZE           54
283 #define HCI_ACL_3DH1_SIZE           83
284 #define HCI_ACL_DM3_SIZE           121
285 #define HCI_ACL_DH3_SIZE           183
286 #define HCI_ACL_DM5_SIZE           224
287 #define HCI_ACL_DH5_SIZE           339
288 #define HCI_ACL_2DH3_SIZE          367
289 #define HCI_ACL_3DH3_SIZE          552
290 #define HCI_ACL_2DH5_SIZE          679
291 #define HCI_ACL_3DH5_SIZE         1021
292 
293 #define HCI_EVENT_PAYLOAD_SIZE     255
294 #define HCI_CMD_PAYLOAD_SIZE       255
295 
296 #define LE_ADVERTISING_DATA_SIZE    31
297 
298 /**
299  * Default INQ Mode
300  */
301 #define HCI_INQUIRY_LAP 0x9E8B33L  // 0x9E8B33: General/Unlimited Inquiry Access Code (GIAC)
302 
303 /**
304  * SSP IO Capabilities
305  */
306 #define SSP_IO_CAPABILITY_DISPLAY_ONLY   0
307 #define SSP_IO_CAPABILITY_DISPLAY_YES_NO 1
308 #define SSP_IO_CAPABILITY_KEYBOARD_ONLY  2
309 #define SSP_IO_CAPABILITY_NO_INPUT_NO_OUTPUT 3
310 #define SSP_IO_CAPABILITY_UNKNOWN 0xff
311 
312 
313 /**
314  * SSP Authentication Requirements, see IO Capability Request Reply Commmand
315  */
316 
317 // Numeric comparison with automatic accept allowed.
318 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_NO_BONDING 0x00
319 
320 // Use IO Capabilities to deter- mine authentication procedure
321 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_NO_BONDING 0x01
322 
323 // Numeric compar- ison with automatic accept allowed.
324 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_DEDICATED_BONDING 0x02
325 
326 // Use IO Capabilities to determine authentication procedure
327 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_DEDICATED_BONDING 0x03
328 
329 // Numeric Compari- son with automatic accept allowed.
330 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_GENERAL_BONDING 0x04
331 
332 // Use IO capabilities to determine authentication procedure.
333 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_GENERAL_BONDING 0x05
334 
335 
336 // OGFs
337 #define OGF_LINK_CONTROL          0x01
338 #define OGF_LINK_POLICY           0x02
339 #define OGF_CONTROLLER_BASEBAND   0x03
340 #define OGF_INFORMATIONAL_PARAMETERS 0x04
341 #define OGF_STATUS_PARAMETERS     0x05
342 #define OGF_TESTING               0x06
343 #define OGF_LE_CONTROLLER 0x08
344 #define OGF_VENDOR  0x3f
345 
346 
347 // Events from host controller to host
348 
349 /**
350  * @format 1
351  * @param status
352  */
353 #define HCI_EVENT_INQUIRY_COMPLETE                         0x01
354 
355 /**
356  * @format 1B11132
357  * @param num_responses
358  * @param bd_addr
359  * @param page_scan_repetition_mode
360  * @param reserved1
361  * @param reserved2
362  * @param class_of_device
363  * @param clock_offset
364  */
365 #define HCI_EVENT_INQUIRY_RESULT                           0x02
366 
367 /**
368  * @format 12B11
369  * @param status
370  * @param connection_handle
371  * @param bd_addr
372  * @param link_type
373  * @param encryption_enabled
374  */
375 #define HCI_EVENT_CONNECTION_COMPLETE                      0x03
376 /**
377  * @format B31
378  * @param bd_addr
379  * @param class_of_device
380  * @param link_type
381  */
382 #define HCI_EVENT_CONNECTION_REQUEST                       0x04
383 /**
384  * @format 121
385  * @param status
386  * @param connection_handle
387  * @param reason
388  */
389 #define HCI_EVENT_DISCONNECTION_COMPLETE                   0x05
390 /**
391  * @format 12
392  * @param status
393  * @param connection_handle
394  */
395 #define HCI_EVENT_AUTHENTICATION_COMPLETE_EVENT            0x06
396 /**
397  * @format 1BN
398  * @param status
399  * @param bd_addr
400  * @param remote_name
401  */
402 #define HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE             0x07
403 /**
404  * @format 121
405  * @param status
406  * @param connection_handle
407  * @param encryption_enabled
408  */
409 #define HCI_EVENT_ENCRYPTION_CHANGE                        0x08
410 /**
411  * @format 12
412  * @param status
413  * @param connection_handle
414  */
415 #define HCI_EVENT_CHANGE_CONNECTION_LINK_KEY_COMPLETE      0x09
416 /**
417  * @format 121
418  * @param status
419  * @param connection_handle
420  * @param key_flag
421  */
422 #define HCI_EVENT_MASTER_LINK_KEY_COMPLETE                 0x0A
423 
424 #define HCI_EVENT_READ_REMOTE_SUPPORTED_FEATURES_COMPLETE  0x0B
425 
426 #define HCI_EVENT_READ_REMOTE_VERSION_INFORMATION_COMPLETE 0x0C
427 
428 #define HCI_EVENT_QOS_SETUP_COMPLETE                       0x0D
429 
430 /**
431  * @format 12R
432  * @param num_hci_command_packets
433  * @param command_opcode
434  * @param return_parameters
435  */
436 #define HCI_EVENT_COMMAND_COMPLETE                         0x0E
437 /**
438  * @format 112
439  * @param status
440  * @param num_hci_command_packets
441  * @param command_opcode
442  */
443 #define HCI_EVENT_COMMAND_STATUS                           0x0F
444 
445 /**
446  * @format 1
447  * @param hardware_code
448  */
449 #define HCI_EVENT_HARDWARE_ERROR                           0x10
450 
451 #define HCI_EVENT_FLUSH_OCCURRED                           0x11
452 
453 /**
454  * @format 1B1
455  * @param status
456  * @param bd_addr
457  * @param role
458  */
459 #define HCI_EVENT_ROLE_CHANGE                              0x12
460 
461 // TODO: number_of_handles 1, connection_handle[H*i], hc_num_of_completed_packets[2*i]
462 #define HCI_EVENT_NUMBER_OF_COMPLETED_PACKETS              0x13
463 
464 /**
465  * @format 1H12
466  * @param status
467  * @param handle
468  * @param mode
469  * @param interval
470  */
471 #define HCI_EVENT_MODE_CHANGE_EVENT                        0x14
472 
473 // TODO: num_keys, bd_addr[B*i], link_key[16 octets * i]
474 #define HCI_EVENT_RETURN_LINK_KEYS                         0x15
475 
476 /**
477  * @format B
478  * @param bd_addr
479  */
480 #define HCI_EVENT_PIN_CODE_REQUEST                         0x16
481 
482 /**
483  * @format B
484  * @param bd_addr
485  */
486 #define HCI_EVENT_LINK_KEY_REQUEST                         0x17
487 
488 // TODO: bd_addr B, link_key 16octets, key_type 1
489 #define HCI_EVENT_LINK_KEY_NOTIFICATION                    0x18
490 
491 /**
492  * @format 1
493  * @param link_type
494  */
495 #define HCI_EVENT_DATA_BUFFER_OVERFLOW                     0x1A
496 
497 /**
498  * @format H1
499  * @param handle
500  * @param lmp_max_slots
501  */
502 #define HCI_EVENT_MAX_SLOTS_CHANGED                        0x1B
503 
504 /**
505  * @format 1H2
506  * @param status
507  * @param handle
508  * @param clock_offset
509  */
510 #define HCI_EVENT_READ_CLOCK_OFFSET_COMPLETE               0x1C
511 
512 /**
513  * @format 1H2
514  * @param status
515  * @param handle
516  * @param packet_types
517  * @pnote packet_type is in plural to avoid clash with Java binding Packet.getPacketType()
518  */
519 #define HCI_EVENT_CONNECTION_PACKET_TYPE_CHANGED           0x1D
520 
521 /**
522  * @format 1B11321
523  * @param num_responses
524  * @param bd_addr
525  * @param page_scan_repetition_mode
526  * @param reserved
527  * @param class_of_device
528  * @param clock_offset
529  * @param rssi
530  */
531 #define HCI_EVENT_INQUIRY_RESULT_WITH_RSSI                 0x22
532 
533 /**
534  * @format 1HB111221
535  * @param status
536  * @param handle
537  * @param bd_addr
538  * @param link_type
539  * @param transmission_interval
540  * @param retransmission_interval
541  * @param rx_packet_length
542  * @param tx_packet_length
543  * @param air_mode
544  */
545 #define HCI_EVENT_SYNCHRONOUS_CONNECTION_COMPLETE          0x2C
546 
547 // TODO: serialize extended_inquiry_response and provide parser
548 /**
549  * @format 1B11321
550  * @param num_responses
551  * @param bd_addr
552  * @param page_scan_repetition_mode
553  * @param reserved
554  * @param class_of_device
555  * @param clock_offset
556  * @param rssi
557  */
558 #define HCI_EVENT_EXTENDED_INQUIRY_RESPONSE                0x2F
559 
560  /**
561   * @format 1H
562   * @param status
563   * @param handle
564   */
565 #define HCI_EVENT_ENCRYPTION_KEY_REFRESH_COMPLETE          0x30
566 
567 #define HCI_EVENT_IO_CAPABILITY_REQUEST                    0x31
568 #define HCI_EVENT_IO_CAPABILITY_RESPONSE                   0x32
569 
570 /**
571  * @format B4
572  * @param bd_addr
573  * @param numeric_value
574  */
575 #define HCI_EVENT_USER_CONFIRMATION_REQUEST                0x33
576 
577 /**
578  * @format B
579  * @param bd_addr
580  */
581 #define HCI_EVENT_USER_PASSKEY_REQUEST                     0x34
582 
583 /**
584  * @format B
585  * @param bd_addr
586  */
587 #define HCI_EVENT_REMOTE_OOB_DATA_REQUEST                  0x35
588 
589 /**
590  * @format 1B
591  * @param status
592  * @param bd_addr
593  */
594 #define HCI_EVENT_SIMPLE_PAIRING_COMPLETE                  0x36
595 
596 #define HCI_EVENT_LE_META                                  0x3E
597 
598 // last used HCI_EVENT in 2.1 is 0x3d
599 // last used HCI_EVENT in 4.1 is 0x57
600 
601 #define HCI_EVENT_VENDOR_SPECIFIC                          0xFF
602 
603 /**
604  * @format 11H11B2221
605  * @param subevent_code
606  * @param status
607  * @param connection_handle
608  * @param role
609  * @param peer_address_type
610  * @param peer_address
611  * @param conn_interval
612  * @param conn_latency
613  * @param supervision_timeout
614  * @param master_clock_accuracy
615  */
616 #define HCI_SUBEVENT_LE_CONNECTION_COMPLETE                0x01
617 
618 // array of advertisements, not handled by event accessor generator
619 #define HCI_SUBEVENT_LE_ADVERTISING_REPORT                 0x02
620 
621 /**
622  * @format 11H222
623  * @param subevent_code
624  * @param status
625  * @param connection_handle
626  * @param conn_interval
627  * @param conn_latency
628  * @param supervision_timeout
629  */
630  #define HCI_SUBEVENT_LE_CONNECTION_UPDATE_COMPLETE         0x03
631 
632 /**
633  * @format 1HD2
634  * @param subevent_code
635  * @param connection_handle
636  * @param random_number
637  * @param encryption_diversifier
638  */
639 #define HCI_SUBEVENT_LE_READ_REMOTE_USED_FEATURES_COMPLETE 0x04
640 
641 /**
642  * @format 1HD2
643  * @param subevent_code
644  * @param connection_handle
645  * @param random_number
646  * @param encryption_diversifier
647  */
648 #define HCI_SUBEVENT_LE_LONG_TERM_KEY_REQUEST              0x05
649 
650 /**
651  * @format 1H2222
652  * @param subevent_code
653  * @param connection_handle
654  * @param interval_min
655  * @param interval_max
656  * @param latency
657  * @param timeout
658  */
659 #define HCI_SUBEVENT_LE_REMOTE_CONNECTION_PARAMETER_REQUEST 0x06
660 
661 /**
662  * @format 1H2222
663  * @param subevent_code
664  * @param connection_handle
665  * @param max_tx_octets
666  * @param max_tx_time
667  * @param max_rx_octets
668  * @param max_rx_time
669  */
670 #define HCI_SUBEVENT_LE_DATA_LENGTH_CHANGE 0x07
671 
672 /**
673  * @format 11QQ
674  * @param subevent_code
675  * @param status
676  * @param dhkey_x x coordinate of P256 public key
677  * @param dhkey_y y coordinate of P256 public key
678  */
679 #define HCI_SUBEVENT_LE_READ_LOCAL_P256_PUBLIC_KEY_COMPLETE 0x08
680  /**
681  * @format 11Q
682  * @param subevent_code
683  * @param status
684  * @param dhkey Diffie-Hellman key
685  */
686 #define HCI_SUBEVENT_LE_GENERATE_DHKEY_COMPLETE            0x09
687 
688 /**
689  * @format 11H11BBB2221
690  * @param subevent_code
691  * @param status
692  * @param connection_handle
693  * @param role
694  * @param peer_address_type
695  * @param perr_addresss
696  * @param local_resolvable_private_addres
697  * @param peer_resolvable_private_addres
698  * @param conn_interval
699  * @param conn_latency
700  * @param supervision_timeout
701  * @param master_clock_accuracy
702  */
703 #define HCI_SUBEVENT_LE_ENHANCED_CONNECTION_COMPLETE       0x0A
704 
705 // array of advertisements, not handled by event accessor generator
706 #define HCI_SUBEVENT_LE_DIRECT_ADVERTISING_REPORT          0x0B
707 
708 /**
709  * L2CAP Layer
710  */
711 
712 #define L2CAP_HEADER_SIZE 4
713 
714 #define L2CAP_SIG_ID_INVALID 0
715 
716 // size of HCI ACL + L2CAP Header for regular data packets (8)
717 #define COMPLETE_L2CAP_HEADER (HCI_ACL_HEADER_SIZE + L2CAP_HEADER_SIZE)
718 
719 // minimum signaling MTU
720 #define L2CAP_MINIMAL_MTU 48
721 #define L2CAP_DEFAULT_MTU 672
722 
723 // Minimum/default MTU
724 #define L2CAP_LE_DEFAULT_MTU  23
725 
726 // L2CAP Fixed Channel IDs
727 #define L2CAP_CID_SIGNALING                 0x0001
728 #define L2CAP_CID_CONNECTIONLESS_CHANNEL    0x0002
729 #define L2CAP_CID_ATTRIBUTE_PROTOCOL        0x0004
730 #define L2CAP_CID_SIGNALING_LE              0x0005
731 #define L2CAP_CID_SECURITY_MANAGER_PROTOCOL 0x0006
732 
733 // L2CAP Configuration Result Codes
734 #define L2CAP_CONF_RESULT_SUCCESS                  0x0000
735 #define L2CAP_CONF_RESULT_UNACCEPTABLE_PARAMETERS  0x0001
736 #define L2CAP_CONF_RESULT_REJECT                   0x0002
737 #define L2CAP_CONF_RESULT_UNKNOWN_OPTIONS          0x0003
738 #define L2CAP_CONF_RESULT_PENDING                  0x0004
739 #define L2CAP_CONF_RESULT_FLOW_SPEC_REJECTED       0x0005
740 
741 // L2CAP Reject Result Codes
742 #define L2CAP_REJ_CMD_UNKNOWN               0x0000
743 
744 // Response Timeout eXpired
745 #define L2CAP_RTX_TIMEOUT_MS   10000
746 
747 // Extended Response Timeout eXpired
748 #define L2CAP_ERTX_TIMEOUT_MS 120000
749 
750 //
751 // Fixed PSM numbers from https://www.bluetooth.com/specifications/assigned-numbers/logical-link-control
752 //
753 // @TODO: replace with BLUETOOTH_PROTOCOL_xxx in rest of code
754 #define PSM_SDP           BLUETOOTH_PROTOCOL_SDP
755 #define PSM_RFCOMM        BLUETOOTH_PROTOCOL_RFCOMM
756 #define PSM_BNEP          BLUETOOTH_PROTOCOL_BNEP
757 // @TODO: scrape PSMs Bluetooth SIG site and put in bluetooth_psm.h or bluetooth_l2cap.h
758 #define PSM_HID_CONTROL   0x11
759 #define PSM_HID_INTERRUPT 0x13
760 #define PSM_IPSP          0x23
761 
762 /**
763  * SDP Protocol
764  */
765 
766  // PDU Types
767 typedef enum {
768     SDP_Invalid = 0,
769     SDP_ErrorResponse = 1,
770     SDP_ServiceSearchRequest,
771     SDP_ServiceSearchResponse,
772     SDP_ServiceAttributeRequest,
773     SDP_ServiceAttributeResponse,
774     SDP_ServiceSearchAttributeRequest,
775     SDP_ServiceSearchAttributeResponse
776 } SDP_PDU_ID_t;
777 
778 /* Please use assigned numbers from bluetooth_sdp.h instead for thsese ...*/
779 
780 // UNIVERSAL ATTRIBUTE DEFINITIONS
781 #define SDP_ServiceRecordHandle               BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_HANDLE
782 #define SDP_ServiceClassIDList                BLUETOOTH_ATTRIBUTE_SERVICE_CLASS_ID_LIST
783 #define SDP_ServiceRecordState                BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_STATE
784 #define SDP_ServiceID                         BLUETOOTH_ATTRIBUTE_SERVICE_ID
785 #define SDP_ProtocolDescriptorList            BLUETOOTH_ATTRIBUTE_PROTOCOL_DESCRIPTOR_LIST
786 #define SDP_BrowseGroupList                   BLUETOOTH_ATTRIBUTE_BROWSE_GROUP_LIST
787 #define SDP_LanguageBaseAttributeIDList       BLUETOOTH_ATTRIBUTE_LANGUAGE_BASE_ATTRIBUTE_ID_LIST
788 #define SDP_ServiceInfoTimeToLive             BLUETOOTH_ATTRIBUTE_SERVICE_INFO_TIME_TO_LIVE
789 #define SDP_ServiceAvailability               BLUETOOTH_ATTRIBUTE_SERVICE_AVAILABILITY
790 #define SDP_BluetoothProfileDescriptorList    BLUETOOTH_ATTRIBUTE_BLUETOOTH_PROFILE_DESCRIPTOR_LIST
791 #define SDP_DocumentationURL                  BLUETOOTH_ATTRIBUTE_DOCUMENTATION_URL
792 #define SDP_ClientExecutableURL               BLUETOOTH_ATTRIBUTE_CLIENT_EXECUTABLE_URL
793 #define SDP_IconURL                           BLUETOOTH_ATTRIBUTE_ICON_URL
794 #define SDP_AdditionalProtocolDescriptorList  BLUETOOTH_ATTRIBUTE_ADDITIONAL_PROTOCOL_DESCRIPTOR_LISTS
795 #define SDP_SupportedFormatsList              BLUETOOTH_ATTRIBUTE_SUPPORTED_FORMATS_LIST
796 
797 // SERVICE CLASSES
798 #define SDP_OBEXObjectPush                    BLUETOOTH_SERVICE_CLASS_OBEX_OBJECT_PUSH
799 #define SDP_OBEXFileTransfer                  BLUETOOTH_SERVICE_CLASS_OBEX_FILE_TRANSFER
800 #define SDP_PublicBrowseGroup                 BLUETOOTH_ATTRIBUTE_PUBLIC_BROWSE_ROOT
801 #define SDP_HSP                               BLUETOOTH_SERVICE_CLASS_HEADSET
802 #define SDP_Headset_AG                        BLUETOOTH_SERVICE_CLASS_HEADSET_AUDIO_GATEWAY_AG
803 #define SDP_PANU                              BLUETOOTH_SERVICE_CLASS_PANU
804 #define SDP_NAP                               BLUETOOTH_SERVICE_CLASS_NAP
805 #define SDP_GN                                BLUETOOTH_SERVICE_CLASS_GN
806 #define SDP_Handsfree                         BLUETOOTH_SERVICE_CLASS_HANDSFREE
807 #define SDP_HandsfreeAudioGateway             BLUETOOTH_SERVICE_CLASS_HANDSFREE_AUDIO_GATEWAY
808 #define SDP_Headset_HS                        BLUETOOTH_SERVICE_CLASS_HEADSET_HS
809 #define SDP_GenericAudio                      BLUETOOTH_SERVICE_CLASS_GENERIC_AUDIO
810 
811 // PROTOCOLS
812 #define SDP_SDPProtocol                       BLUETOOTH_PROTOCOL_SDP
813 #define SDP_UDPProtocol                       BLUETOOTH_PROTOCOL_UDP
814 #define SDP_RFCOMMProtocol                    BLUETOOTH_PROTOCOL_RFCOMM
815 #define SDP_OBEXProtocol                      BLUETOOTH_PROTOCOL_OBEX
816 #define SDP_L2CAPProtocol                     BLUETOOTH_PROTOCOL_L2CAP
817 #define SDP_BNEPProtocol                      BLUETOOTH_PROTOCOL_BNEP
818 #define SDP_AVDTPProtocol                     BLUETOOTH_PROTOCOL_AVDTP
819 
820 /** .. until here ..*/
821 
822 // OFFSETS FOR LOCALIZED ATTRIBUTES - SDP_LanguageBaseAttributeIDList
823 #define SDP_Offest_ServiceName      0x0000
824 #define SDP_Offest_ServiceDescription 0x0001
825 #define SDP_Offest_ProviderName     0x0002
826 
827 // Device Vendor ID Sources
828 #define DEVICE_ID_VENDOR_ID_SOURCE_BLUETOOTH 0x0001
829 #define DEVICE_ID_VENDOR_ID_SOURCE_USB       0x0002
830 
831 // OBEX
832 #define SDP_vCard_2_1       0x01
833 #define SDP_vCard_3_0       0x02
834 #define SDP_vCal_1_0        0x03
835 #define SDP_iCal_2_0        0x04
836 #define SDP_vNote           0x05
837 #define SDP_vMessage        0x06
838 #define SDP_OBEXFileTypeAny 0xFF
839 
840 /**
841  * RFCOMM Protocol
842  */
843 
844 // Control field values      bit no.       1 2 3 4 PF 6 7 8
845 #define BT_RFCOMM_SABM       0x3F       // 1 1 1 1  1 1 0 0
846 #define BT_RFCOMM_UA         0x73       // 1 1 0 0  1 1 1 0
847 #define BT_RFCOMM_DM         0x0F       // 1 1 1 1  0 0 0 0
848 #define BT_RFCOMM_DM_PF      0x1F       // 1 1 1 1  1 0 0 0
849 #define BT_RFCOMM_DISC       0x53       // 1 1 0 0  1 0 1 0
850 #define BT_RFCOMM_UIH        0xEF       // 1 1 1 1  0 1 1 1
851 #define BT_RFCOMM_UIH_PF     0xFF       // 1 1 1 1  0 1 1 1
852 
853 // Multiplexer message types
854 #define BT_RFCOMM_CLD_CMD    0xC3
855 #define BT_RFCOMM_FCON_CMD   0xA3
856 #define BT_RFCOMM_FCON_RSP   0xA1
857 #define BT_RFCOMM_FCOFF_CMD  0x63
858 #define BT_RFCOMM_FCOFF_RSP  0x61
859 #define BT_RFCOMM_MSC_CMD    0xE3
860 #define BT_RFCOMM_MSC_RSP    0xE1
861 #define BT_RFCOMM_NSC_RSP    0x11
862 #define BT_RFCOMM_PN_CMD     0x83
863 #define BT_RFCOMM_PN_RSP     0x81
864 #define BT_RFCOMM_RLS_CMD    0x53
865 #define BT_RFCOMM_RLS_RSP    0x51
866 #define BT_RFCOMM_RPN_CMD    0x93
867 #define BT_RFCOMM_RPN_RSP    0x91
868 #define BT_RFCOMM_TEST_CMD   0x23
869 #define BT_RFCOMM_TEST_RSP   0x21
870 
871 // Line Status
872 #define LINE_STATUS_NO_ERROR       0x00
873 #define LINE_STATUS_OVERRUN_ERROR  0x03
874 #define LINE_STATUS_PARITY_ERORR   0x05
875 #define LINE_STATUS_FRAMING_ERROR  0x09
876 
877 // Modem Status Flags
878 #define MODEM_STATUS_FC   0x02
879 #define MODEM_STATUS_RTC  0x04
880 #define MODEM_STATUS_RTR  0x08
881 #define MODEM_STATUS_IC   0x40
882 #define MODEM_STATUS_DV   0x80
883 
884 typedef enum rpn_baud {
885     RPN_BAUD_2400 = 0,
886     RPN_BAUD_4800,
887     RPN_BAUD_7200,
888     RPN_BAUD_9600,
889     RPN_BAUD_19200,
890     RPN_BAUD_38400,
891     RPN_BAUD_57600,
892     RPN_BAUD_115200,
893     RPN_BAUD_230400
894 } rpn_baud_t;
895 
896 typedef enum rpn_data_bits {
897     RPN_DATA_BITS_5 = 0,
898     RPN_DATA_BITS_6 = 0,
899     RPN_DATA_BITS_7 = 0,
900     RPN_DATA_BITS_8 = 0
901 } rpn_data_bits_t;
902 
903 typedef enum rpn_stop_bits {
904     RPN_STOP_BITS_1_0 = 0,
905     RPN_STOP_BITS_1_5
906 } rpn_stop_bits_t;
907 
908 typedef enum rpn_parity {
909     RPN_PARITY_NONE  = 0,
910     RPN_PARITY_ODD   = 1,
911     RPN_PARITY_EVEN  = 3,
912     RPN_PARITY_MARK  = 5,
913     RPN_PARITY_SPACE = 7,
914 } rpn_parity_t;
915 
916 typedef enum rpn_flow_control {
917     RPN_FLOW_CONTROL_XONXOFF_ON_INPUT  = 1 << 0,
918     RPN_FLOW_CONTROL_XONXOFF_ON_OUTPUT = 1 << 1,
919     RPN_FLOW_CONTROL_RTR_ON_INPUT  = 1 << 2,
920     RPN_FLOW_CONTROL_RTR_ON_OUTPUT = 1 << 3,
921     RPN_FLOW_CONTROL_RTC_ON_INPUT  = 1 << 4,
922     RPN_FLOW_CONTROL_RTC_ON_OUTPUT = 1 << 5,
923 } rpn_flow_control_t;
924 
925 #define RPN_PARAM_MASK_0_BAUD             0x01
926 #define RPN_PARAM_MASK_0_DATA_BITS        0x02
927 #define RPN_PARAM_MASK_0_STOP_BITS        0x04
928 #define RPN_PARAM_MASK_0_PARITY           0x08
929 #define RPN_PARAM_MASK_0_PARITY_TYPE      0x10
930 #define RPN_PARAM_MASK_0_XON_CHAR         0x20
931 #define RPN_PARAM_MASK_0_XOFF_CHAR        0x40
932 #define RPN_PARAM_MASK_0_RESERVED         0x80
933 
934 // @note: values are identical to rpn_flow_control_t
935 #define RPN_PARAM_MASK_1_XONOFF_ON_INPUT  0x01
936 #define RPN_PARAM_MASK_1_XONOFF_ON_OUTPUT 0x02
937 #define RPN_PARAM_MASK_1_RTR_ON_INPUT     0x04
938 #define RPN_PARAM_MASK_1_RTR_ON_OUTPUT    0x08
939 #define RPN_PARAM_MASK_1_RTC_ON_INPUT     0x10
940 #define RPN_PARAM_MASK_1_RTC_ON_OUTPUT    0x20
941 #define RPN_PARAM_MASK_1_RESERVED_0       0x40
942 #define RPN_PARAM_MASK_1_RESERVED_1       0x80
943 
944 /**
945  * BNEP Protocol
946  */
947 
948 #ifndef ETHER_ADDR_LEN
949 #define ETHER_ADDR_LEN 6
950 #endif
951 
952 #ifndef ETHERTYPE_VLAN
953 #define ETHERTYPE_VLAN                                  0x8100 /* IEEE 802.1Q VLAN tag */
954 #endif
955 
956 #define BNEP_MTU_MIN                                    1691
957 
958 #define BNEP_EXT_FLAG                                   0x80
959 #define BNEP_TYPE_MASK                                  0x7F
960 #define BNEP_TYPE(header)                               ((header) & BNEP_TYPE_MASK)
961 #define BNEP_HEADER_HAS_EXT(x)                          (((x) & BNEP_EXT_FLAG) == BNEP_EXT_FLAG)
962 
963 /* BNEP packet types */
964 #define BNEP_PKT_TYPE_GENERAL_ETHERNET                  0x00
965 #define BNEP_PKT_TYPE_CONTROL                           0x01
966 #define BNEP_PKT_TYPE_COMPRESSED_ETHERNET               0x02
967 #define BNEP_PKT_TYPE_COMPRESSED_ETHERNET_SOURCE_ONLY   0x03
968 #define BNEP_PKT_TYPE_COMPRESSED_ETHERNET_DEST_ONLY     0x04
969 
970 /* BNEP control types */
971 #define BNEP_CONTROL_TYPE_COMMAND_NOT_UNDERSTOOD        0x00
972 #define BNEP_CONTROL_TYPE_SETUP_CONNECTION_REQUEST      0x01
973 #define BNEP_CONTROL_TYPE_SETUP_CONNECTION_RESPONSE     0x02
974 #define BNEP_CONTROL_TYPE_FILTER_NET_TYPE_SET           0x03
975 #define BNEP_CONTROL_TYPE_FILTER_NET_TYPE_RESPONSE      0x04
976 #define BNEP_CONTROL_TYPE_FILTER_MULTI_ADDR_SET         0x05
977 #define BNEP_CONTROL_TYPE_FILTER_MULTI_ADDR_RESPONSE    0x06
978 
979 /* BNEP extension header types */
980 #define BNEP_EXT_HEADER_TYPE_EXTENSION_CONTROL          0x00
981 
982 /* BNEP setup response codes */
983 #define BNEP_RESP_SETUP_SUCCESS                         0x0000
984 #define BNEP_RESP_SETUP_INVALID_DEST_UUID               0x0001
985 #define BNEP_RESP_SETUP_INVALID_SOURCE_UUID             0x0002
986 #define BNEP_RESP_SETUP_INVALID_SERVICE_UUID_SIZE       0x0003
987 #define BNEP_RESP_SETUP_CONNECTION_NOT_ALLOWED          0x0004
988 
989 /* BNEP filter response codes */
990 #define BNEP_RESP_FILTER_SUCCESS                        0x0000
991 #define BNEP_RESP_FILTER_UNSUPPORTED_REQUEST            0x0001
992 #define BNEP_RESP_FILTER_ERR_INVALID_RANGE              0x0002
993 #define BNEP_RESP_FILTER_ERR_TOO_MANY_FILTERS           0x0003
994 #define BNEP_RESP_FILTER_ERR_SECURITY                   0x0004
995 
996 /**
997  * PAN Profile
998  */
999 
1000 typedef enum {
1001     BNEP_SECURITY_NONE = 0x0000,
1002     BNEP_SECURITY_SERVICE_LEVEL_ENFORCED,
1003     BNEP_SECURITY_802_1X
1004 } security_description_t;
1005 
1006 typedef enum {
1007     PAN_NET_ACCESS_TYPE_PSTN = 0x0000,
1008     PAN_NET_ACCESS_TYPE_ISDN,
1009     PAN_NET_ACCESS_TYPE_DSL,
1010     PAN_NET_ACCESS_TYPE_CABLE_MODEM,
1011     PAN_NET_ACCESS_TYPE_10MB_ETHERNET,
1012     PAN_NET_ACCESS_TYPE_100MB_ETHERNET,
1013     PAN_NET_ACCESS_TYPE_4MB_TOKEN_RING,
1014     PAN_NET_ACCESS_TYPE_16MB_TOKEN_RING,
1015     PAN_NET_ACCESS_TYPE_100MB_TOKEN_RING,
1016     PAN_NET_ACCESS_TYPE_FDDI,
1017     PAN_NET_ACCESS_TYPE_GSM,
1018     PAN_NET_ACCESS_TYPE_CDMA,
1019     PAN_NET_ACCESS_TYPE_GPRS,
1020     PAN_NET_ACCESS_TYPE_3G,
1021     PAN_NET_ACCESS_TYPE_CELULAR,
1022     PAN_NET_ACCESS_TYPE_OTHER = 0xFFFE,
1023     PAN_NET_ACCESS_TYPE_NONE
1024 } net_access_type_t;
1025 
1026 /**
1027  * ATT
1028  */
1029 
1030 // Minimum/default MTU
1031 #define ATT_DEFAULT_MTU               23
1032 
1033 // MARK: Attribute PDU Opcodes
1034 #define ATT_ERROR_RESPONSE              0x01
1035 
1036 #define ATT_EXCHANGE_MTU_REQUEST        0x02
1037 #define ATT_EXCHANGE_MTU_RESPONSE       0x03
1038 
1039 #define ATT_FIND_INFORMATION_REQUEST    0x04
1040 #define ATT_FIND_INFORMATION_REPLY      0x05
1041 #define ATT_FIND_BY_TYPE_VALUE_REQUEST  0x06
1042 #define ATT_FIND_BY_TYPE_VALUE_RESPONSE 0x07
1043 
1044 #define ATT_READ_BY_TYPE_REQUEST        0x08
1045 #define ATT_READ_BY_TYPE_RESPONSE       0x09
1046 #define ATT_READ_REQUEST                0x0a
1047 #define ATT_READ_RESPONSE               0x0b
1048 #define ATT_READ_BLOB_REQUEST           0x0c
1049 #define ATT_READ_BLOB_RESPONSE          0x0d
1050 #define ATT_READ_MULTIPLE_REQUEST       0x0e
1051 #define ATT_READ_MULTIPLE_RESPONSE      0x0f
1052 #define ATT_READ_BY_GROUP_TYPE_REQUEST  0x10
1053 #define ATT_READ_BY_GROUP_TYPE_RESPONSE 0x11
1054 
1055 #define ATT_WRITE_REQUEST               0x12
1056 #define ATT_WRITE_RESPONSE              0x13
1057 
1058 #define ATT_PREPARE_WRITE_REQUEST       0x16
1059 #define ATT_PREPARE_WRITE_RESPONSE      0x17
1060 #define ATT_EXECUTE_WRITE_REQUEST       0x18
1061 #define ATT_EXECUTE_WRITE_RESPONSE      0x19
1062 
1063 #define ATT_HANDLE_VALUE_NOTIFICATION   0x1b
1064 #define ATT_HANDLE_VALUE_INDICATION     0x1d
1065 #define ATT_HANDLE_VALUE_CONFIRMATION   0x1e
1066 
1067 
1068 #define ATT_WRITE_COMMAND                0x52
1069 #define ATT_SIGNED_WRITE_COMMAND         0xD2
1070 
1071 // MARK: ATT Error Codes
1072 #define ATT_ERROR_INVALID_HANDLE                   0x01
1073 #define ATT_ERROR_READ_NOT_PERMITTED               0x02
1074 #define ATT_ERROR_WRITE_NOT_PERMITTED              0x03
1075 #define ATT_ERROR_INVALID_PDU                      0x04
1076 #define ATT_ERROR_INSUFFICIENT_AUTHENTICATION      0x05
1077 #define ATT_ERROR_REQUEST_NOT_SUPPORTED            0x06
1078 #define ATT_ERROR_INVALID_OFFSET                   0x07
1079 #define ATT_ERROR_INSUFFICIENT_AUTHORIZATION       0x08
1080 #define ATT_ERROR_PREPARE_QUEUE_FULL               0x09
1081 #define ATT_ERROR_ATTRIBUTE_NOT_FOUND              0x0a
1082 #define ATT_ERROR_ATTRIBUTE_NOT_LONG               0x0b
1083 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION_KEY_SIZE 0x0c
1084 #define ATT_ERROR_INVALID_ATTRIBUTE_VALUE_LENGTH   0x0d
1085 #define ATT_ERROR_UNLIKELY_ERROR                   0x0e
1086 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION          0x0f
1087 #define ATT_ERROR_UNSUPPORTED_GROUP_TYPE           0x10
1088 #define ATT_ERROR_INSUFFICIENT_RESOURCES           0x11
1089 
1090 // MARK: Attribute Property Flags
1091 #define ATT_PROPERTY_BROADCAST           0x01
1092 #define ATT_PROPERTY_READ                0x02
1093 #define ATT_PROPERTY_WRITE_WITHOUT_RESPONSE 0x04
1094 #define ATT_PROPERTY_WRITE               0x08
1095 #define ATT_PROPERTY_NOTIFY              0x10
1096 #define ATT_PROPERTY_INDICATE            0x20
1097 #define ATT_PROPERTY_AUTHENTICATED_SIGNED_WRITE 0x40
1098 #define ATT_PROPERTY_EXTENDED_PROPERTIES 0x80
1099 
1100 // MARK: Attribute Property Flag, BTstack extension
1101 // value is asked from client
1102 #define ATT_PROPERTY_DYNAMIC             0x100
1103 // 128 bit UUID used
1104 #define ATT_PROPERTY_UUID128             0x200
1105 // Authentication required
1106 #define ATT_PROPERTY_AUTHENTICATION_REQUIRED 0x400
1107 // Authorization from user required
1108 #define ATT_PROPERTY_AUTHORIZATION_REQUIRED  0x800
1109 // Encryption key size stored in upper 4 bits, 0 == no encryption, encryption key size - 1 otherwise
1110 
1111 // ATT Transaction Timeout of 30 seconds for Command/Response or Indication/Confirmation
1112 #define ATT_TRANSACTION_TIMEOUT_MS     30000
1113 
1114 #define ATT_TRANSACTION_MODE_NONE      0x0
1115 #define ATT_TRANSACTION_MODE_ACTIVE    0x1
1116 #define ATT_TRANSACTION_MODE_EXECUTE   0x2
1117 #define ATT_TRANSACTION_MODE_CANCEL    0x3
1118 #define ATT_TRANSACTION_MODE_VALIDATE  0x4
1119 
1120 // MARK: GATT UUIDs
1121 #define GATT_PRIMARY_SERVICE_UUID                   0x2800
1122 #define GATT_SECONDARY_SERVICE_UUID                 0x2801
1123 #define GATT_INCLUDE_SERVICE_UUID                   0x2802
1124 #define GATT_CHARACTERISTICS_UUID                   0x2803
1125 #define GATT_CHARACTERISTIC_EXTENDED_PROPERTIES     0x2900
1126 #define GATT_CHARACTERISTIC_USER_DESCRIPTION        0x2901
1127 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION   0x2902
1128 #define GATT_SERVER_CHARACTERISTICS_CONFIGURATION   0x2903
1129 #define GATT_CHARACTERISTIC_PRESENTATION_FORMAT     0x2904
1130 #define GATT_CHARACTERISTIC_AGGREGATE_FORMAT        0x2905
1131 
1132 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NONE          0
1133 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NOTIFICATION  1
1134 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_INDICATION    2
1135 
1136 // GAP Service and Characteristics
1137 #define GAP_SERVICE_UUID               0x1800
1138 #define GAP_DEVICE_NAME_UUID           0x2a00
1139 #define GAP_APPEARANCE_UUID            0x2a01
1140 #define GAP_PERIPHERAL_PRIVACY_FLAG    0x2a02
1141 #define GAP_RECONNECTION_ADDRESS_UUID  0x2a03
1142 #define GAP_PERIPHERAL_PREFERRED_CONNECTION_PARAMETERS_UUID 0x2a04
1143 #define GAP_SERVICE_CHANGED            0x2a05
1144 
1145 /**
1146  * SM - LE Security Manager
1147  */
1148 // Bluetooth Spec definitions
1149 typedef enum {
1150     SM_CODE_PAIRING_REQUEST = 0X01,
1151     SM_CODE_PAIRING_RESPONSE,
1152     SM_CODE_PAIRING_CONFIRM,
1153     SM_CODE_PAIRING_RANDOM,
1154     SM_CODE_PAIRING_FAILED,
1155     SM_CODE_ENCRYPTION_INFORMATION,
1156     SM_CODE_MASTER_IDENTIFICATION,
1157     SM_CODE_IDENTITY_INFORMATION,
1158     SM_CODE_IDENTITY_ADDRESS_INFORMATION,
1159     SM_CODE_SIGNING_INFORMATION,
1160     SM_CODE_SECURITY_REQUEST,
1161     SM_CODE_PAIRING_PUBLIC_KEY,
1162     SM_CODE_PAIRING_DHKEY_CHECK,
1163     SM_CODE_KEYPRESS_NOTIFICATION,
1164 } SECURITY_MANAGER_COMMANDS;
1165 
1166 // IO Capability Values
1167 typedef enum {
1168     IO_CAPABILITY_DISPLAY_ONLY = 0,
1169     IO_CAPABILITY_DISPLAY_YES_NO,
1170     IO_CAPABILITY_KEYBOARD_ONLY,
1171     IO_CAPABILITY_NO_INPUT_NO_OUTPUT,
1172     IO_CAPABILITY_KEYBOARD_DISPLAY, // not used by secure simple pairing
1173 } io_capability_t;
1174 
1175 // Authentication requirement flags
1176 #define SM_AUTHREQ_NO_BONDING        0x00
1177 #define SM_AUTHREQ_BONDING           0x01
1178 #define SM_AUTHREQ_MITM_PROTECTION   0x04
1179 #define SM_AUTHREQ_SECURE_CONNECTION 0x08
1180 #define SM_AUTHREQ_KEYPRESS          0x10
1181 
1182 // Key distribution flags used by spec
1183 #define SM_KEYDIST_ENC_KEY  0x01
1184 #define SM_KEYDIST_ID_KEY   0x02
1185 #define SM_KEYDIST_SIGN     0x04
1186 #define SM_KEYDIST_LINK_KEY 0x08
1187 
1188 // Key distribution flags used internally
1189 #define SM_KEYDIST_FLAG_ENCRYPTION_INFORMATION       0x01
1190 #define SM_KEYDIST_FLAG_MASTER_IDENTIFICATION        0x02
1191 #define SM_KEYDIST_FLAG_IDENTITY_INFORMATION         0x04
1192 #define SM_KEYDIST_FLAG_IDENTITY_ADDRESS_INFORMATION 0x08
1193 #define SM_KEYDIST_FLAG_SIGNING_IDENTIFICATION       0x10
1194 
1195 // STK Generation Methods
1196 #define SM_STK_GENERATION_METHOD_JUST_WORKS          0x01
1197 #define SM_STK_GENERATION_METHOD_OOB                 0x02
1198 #define SM_STK_GENERATION_METHOD_PASSKEY             0x04
1199 #define SM_STK_GENERATION_METHOD_NUMERIC_COMPARISON  0x08
1200 
1201 // Pairing Failed Reasons
1202 #define SM_REASON_RESERVED                     0x00
1203 #define SM_REASON_PASSKEYT_ENTRY_FAILED        0x01
1204 #define SM_REASON_OOB_NOT_AVAILABLE            0x02
1205 #define SM_REASON_AUTHENTHICATION_REQUIREMENTS 0x03
1206 #define SM_REASON_CONFIRM_VALUE_FAILED         0x04
1207 #define SM_REASON_PAIRING_NOT_SUPPORTED        0x05
1208 #define SM_REASON_ENCRYPTION_KEY_SIZE          0x06
1209 #define SM_REASON_COMMAND_NOT_SUPPORTED        0x07
1210 #define SM_REASON_UNSPECIFIED_REASON           0x08
1211 #define SM_REASON_REPEATED_ATTEMPTS            0x09
1212 #define SM_REASON_INVALID_PARAMETERS           0x0a
1213 #define SM_REASON_DHKEY_CHECK_FAILED           0x0b
1214 #define SM_REASON_NUMERIC_COMPARISON_FAILED    0x0c
1215 
1216 // also, invalid parameters
1217 // and reserved
1218 
1219 // Keypress Notifications
1220 #define SM_KEYPRESS_PASSKEY_ENTRY_STARTED      0x00
1221 #define SM_KEYPRESS_PASSKEY_DIGIT_ENTERED      0x01
1222 #define SM_KEYPRESS_PASSKEY_DIGIT_ERASED       0x02
1223 #define SM_KEYPRESS_PASSKEY_CLEARED            0x03
1224 #define SM_KEYPRESS_PASSKEY_ENTRY_COMPLETED    0x04
1225 
1226 
1227 #endif