xref: /btstack/src/bluetooth.h (revision e9c5f44ee8add45f6cd4be8b6faa9e09a2804fcc)
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 // Link Policy Settings
299 #define LM_LINK_POLICY_DISABLE_ALL_LM_MODES  0
300 #define LM_LINK_POLICY_ENABLE_ROLE_SWITCH    1
301 #define LM_LINK_POLICY_ENABLE_HOLD_MODE      2
302 #define LM_LINK_POLICY_ENABLE_SNIFF_MODE     3
303 
304 // ACL Connection Modes
305 #define ACL_CONNECTION_MODE_ACTIVE 0
306 #define ACL_CONNECTION_MODE_HOLD   1
307 #define ACL_CONNECTION_MODE_SNIFF  2
308 
309 /**
310  * Default INQ Mode
311  */
312 #define GAP_IAC_GENERAL_INQUIRY 0x9E8B33L // General/Unlimited Inquiry Access Code (GIAC)
313 #define GAP_IAC_LIMITED_INQUIRY 0x9E8B00L // Limited Dedicated Inquiry Access Code (LIAC)
314 
315 /**
316  * SSP IO Capabilities
317  */
318 #define SSP_IO_CAPABILITY_DISPLAY_ONLY   0
319 #define SSP_IO_CAPABILITY_DISPLAY_YES_NO 1
320 #define SSP_IO_CAPABILITY_KEYBOARD_ONLY  2
321 #define SSP_IO_CAPABILITY_NO_INPUT_NO_OUTPUT 3
322 #define SSP_IO_CAPABILITY_UNKNOWN 0xff
323 
324 
325 /**
326  * SSP Authentication Requirements, see IO Capability Request Reply Commmand
327  */
328 
329 // Numeric comparison with automatic accept allowed.
330 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_NO_BONDING 0x00
331 
332 // Use IO Capabilities to deter- mine authentication procedure
333 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_NO_BONDING 0x01
334 
335 // Numeric compar- ison with automatic accept allowed.
336 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_DEDICATED_BONDING 0x02
337 
338 // Use IO Capabilities to determine authentication procedure
339 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_DEDICATED_BONDING 0x03
340 
341 // Numeric Compari- son with automatic accept allowed.
342 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_GENERAL_BONDING 0x04
343 
344 // Use IO capabilities to determine authentication procedure.
345 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_GENERAL_BONDING 0x05
346 
347 
348 // OGFs
349 #define OGF_LINK_CONTROL          0x01
350 #define OGF_LINK_POLICY           0x02
351 #define OGF_CONTROLLER_BASEBAND   0x03
352 #define OGF_INFORMATIONAL_PARAMETERS 0x04
353 #define OGF_STATUS_PARAMETERS     0x05
354 #define OGF_TESTING               0x06
355 #define OGF_LE_CONTROLLER 0x08
356 #define OGF_VENDOR  0x3f
357 
358 
359 // Events from host controller to host
360 
361 /**
362  * @format 1
363  * @param status
364  */
365 #define HCI_EVENT_INQUIRY_COMPLETE                         0x01
366 
367 /**
368  * @format 1B11132
369  * @param num_responses
370  * @param bd_addr
371  * @param page_scan_repetition_mode
372  * @param reserved1
373  * @param reserved2
374  * @param class_of_device
375  * @param clock_offset
376  */
377 #define HCI_EVENT_INQUIRY_RESULT                           0x02
378 
379 /**
380  * @format 12B11
381  * @param status
382  * @param connection_handle
383  * @param bd_addr
384  * @param link_type
385  * @param encryption_enabled
386  */
387 #define HCI_EVENT_CONNECTION_COMPLETE                      0x03
388 /**
389  * @format B31
390  * @param bd_addr
391  * @param class_of_device
392  * @param link_type
393  */
394 #define HCI_EVENT_CONNECTION_REQUEST                       0x04
395 /**
396  * @format 121
397  * @param status
398  * @param connection_handle
399  * @param reason
400  */
401 #define HCI_EVENT_DISCONNECTION_COMPLETE                   0x05
402 /**
403  * @format 12
404  * @param status
405  * @param connection_handle
406  */
407 #define HCI_EVENT_AUTHENTICATION_COMPLETE                 0x06
408 
409 // HCI_EVENT_AUTHENTICATION_COMPLETE_EVENT is deprecated, use HCI_EVENT_AUTHENTICATION_COMPLETE instead
410 #define HCI_EVENT_AUTHENTICATION_COMPLETE_EVENT HCI_EVENT_AUTHENTICATION_COMPLETE
411 
412 /**
413  * @format 1BN
414  * @param status
415  * @param bd_addr
416  * @param remote_name
417  */
418 #define HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE             0x07
419 /**
420  * @format 121
421  * @param status
422  * @param connection_handle
423  * @param encryption_enabled
424  */
425 #define HCI_EVENT_ENCRYPTION_CHANGE                        0x08
426 /**
427  * @format 12
428  * @param status
429  * @param connection_handle
430  */
431 #define HCI_EVENT_CHANGE_CONNECTION_LINK_KEY_COMPLETE      0x09
432 /**
433  * @format 121
434  * @param status
435  * @param connection_handle
436  * @param key_flag
437  */
438 #define HCI_EVENT_MASTER_LINK_KEY_COMPLETE                 0x0A
439 
440 #define HCI_EVENT_READ_REMOTE_SUPPORTED_FEATURES_COMPLETE  0x0B
441 
442 #define HCI_EVENT_READ_REMOTE_VERSION_INFORMATION_COMPLETE 0x0C
443 
444 #define HCI_EVENT_QOS_SETUP_COMPLETE                       0x0D
445 
446 /**
447  * @format 12R
448  * @param num_hci_command_packets
449  * @param command_opcode
450  * @param return_parameters
451  */
452 #define HCI_EVENT_COMMAND_COMPLETE                         0x0E
453 /**
454  * @format 112
455  * @param status
456  * @param num_hci_command_packets
457  * @param command_opcode
458  */
459 #define HCI_EVENT_COMMAND_STATUS                           0x0F
460 
461 /**
462  * @format 1
463  * @param hardware_code
464  */
465 #define HCI_EVENT_HARDWARE_ERROR                           0x10
466 
467 #define HCI_EVENT_FLUSH_OCCURRED                           0x11
468 
469 /**
470  * @format 1B1
471  * @param status
472  * @param bd_addr
473  * @param role
474  */
475 #define HCI_EVENT_ROLE_CHANGE                              0x12
476 
477 // TODO: number_of_handles 1, connection_handle[H*i], hc_num_of_completed_packets[2*i]
478 #define HCI_EVENT_NUMBER_OF_COMPLETED_PACKETS              0x13
479 
480 /**
481  * @format 1H12
482  * @param status
483  * @param handle
484  * @param mode
485  * @param interval
486  */
487 #define HCI_EVENT_MODE_CHANGE                              0x14
488 
489 // TODO: num_keys, bd_addr[B*i], link_key[16 octets * i]
490 #define HCI_EVENT_RETURN_LINK_KEYS                         0x15
491 
492 /**
493  * @format B
494  * @param bd_addr
495  */
496 #define HCI_EVENT_PIN_CODE_REQUEST                         0x16
497 
498 /**
499  * @format B
500  * @param bd_addr
501  */
502 #define HCI_EVENT_LINK_KEY_REQUEST                         0x17
503 
504 // TODO: bd_addr B, link_key 16octets, key_type 1
505 #define HCI_EVENT_LINK_KEY_NOTIFICATION                    0x18
506 
507 /**
508  * @format 1
509  * @param link_type
510  */
511 #define HCI_EVENT_DATA_BUFFER_OVERFLOW                     0x1A
512 
513 /**
514  * @format H1
515  * @param handle
516  * @param lmp_max_slots
517  */
518 #define HCI_EVENT_MAX_SLOTS_CHANGED                        0x1B
519 
520 /**
521  * @format 1H2
522  * @param status
523  * @param handle
524  * @param clock_offset
525  */
526 #define HCI_EVENT_READ_CLOCK_OFFSET_COMPLETE               0x1C
527 
528 /**
529  * @format 1H2
530  * @param status
531  * @param handle
532  * @param packet_types
533  * @pnote packet_type is in plural to avoid clash with Java binding Packet.getPacketType()
534  */
535 #define HCI_EVENT_CONNECTION_PACKET_TYPE_CHANGED           0x1D
536 
537 /**
538  * @format 1B11321
539  * @param num_responses
540  * @param bd_addr
541  * @param page_scan_repetition_mode
542  * @param reserved
543  * @param class_of_device
544  * @param clock_offset
545  * @param rssi
546  */
547 #define HCI_EVENT_INQUIRY_RESULT_WITH_RSSI                 0x22
548 
549 /**
550  * @format 1HB111221
551  * @param status
552  * @param handle
553  * @param bd_addr
554  * @param link_type
555  * @param transmission_interval
556  * @param retransmission_interval
557  * @param rx_packet_length
558  * @param tx_packet_length
559  * @param air_mode
560  */
561 #define HCI_EVENT_SYNCHRONOUS_CONNECTION_COMPLETE          0x2C
562 
563 // TODO: serialize extended_inquiry_response and provide parser
564 /**
565  * @format 1B11321
566  * @param num_responses
567  * @param bd_addr
568  * @param page_scan_repetition_mode
569  * @param reserved
570  * @param class_of_device
571  * @param clock_offset
572  * @param rssi
573  */
574 #define HCI_EVENT_EXTENDED_INQUIRY_RESPONSE                0x2F
575 
576  /**
577   * @format 1H
578   * @param status
579   * @param handle
580   */
581 #define HCI_EVENT_ENCRYPTION_KEY_REFRESH_COMPLETE          0x30
582 
583 #define HCI_EVENT_IO_CAPABILITY_REQUEST                    0x31
584 #define HCI_EVENT_IO_CAPABILITY_RESPONSE                   0x32
585 
586 /**
587  * @format B4
588  * @param bd_addr
589  * @param numeric_value
590  */
591 #define HCI_EVENT_USER_CONFIRMATION_REQUEST                0x33
592 
593 /**
594  * @format B
595  * @param bd_addr
596  */
597 #define HCI_EVENT_USER_PASSKEY_REQUEST                     0x34
598 
599 /**
600  * @format B
601  * @param bd_addr
602  */
603 #define HCI_EVENT_REMOTE_OOB_DATA_REQUEST                  0x35
604 
605 /**
606  * @format 1B
607  * @param status
608  * @param bd_addr
609  */
610 #define HCI_EVENT_SIMPLE_PAIRING_COMPLETE                  0x36
611 
612 #define HCI_EVENT_LE_META                                  0x3E
613 
614 // last used HCI_EVENT in 2.1 is 0x3d
615 // last used HCI_EVENT in 4.1 is 0x57
616 
617 #define HCI_EVENT_VENDOR_SPECIFIC                          0xFF
618 
619 /**
620  * @format 11H11B2221
621  * @param subevent_code
622  * @param status
623  * @param connection_handle
624  * @param role
625  * @param peer_address_type
626  * @param peer_address
627  * @param conn_interval
628  * @param conn_latency
629  * @param supervision_timeout
630  * @param master_clock_accuracy
631  */
632 #define HCI_SUBEVENT_LE_CONNECTION_COMPLETE                0x01
633 
634 // array of advertisements, not handled by event accessor generator
635 #define HCI_SUBEVENT_LE_ADVERTISING_REPORT                 0x02
636 
637 /**
638  * @format 11H222
639  * @param subevent_code
640  * @param status
641  * @param connection_handle
642  * @param conn_interval
643  * @param conn_latency
644  * @param supervision_timeout
645  */
646  #define HCI_SUBEVENT_LE_CONNECTION_UPDATE_COMPLETE         0x03
647 
648 /**
649  * @format 1HD2
650  * @param subevent_code
651  * @param connection_handle
652  * @param random_number
653  * @param encryption_diversifier
654  */
655 #define HCI_SUBEVENT_LE_READ_REMOTE_USED_FEATURES_COMPLETE 0x04
656 
657 /**
658  * @format 1HD2
659  * @param subevent_code
660  * @param connection_handle
661  * @param random_number
662  * @param encryption_diversifier
663  */
664 #define HCI_SUBEVENT_LE_LONG_TERM_KEY_REQUEST              0x05
665 
666 /**
667  * @format 1H2222
668  * @param subevent_code
669  * @param connection_handle
670  * @param interval_min
671  * @param interval_max
672  * @param latency
673  * @param timeout
674  */
675 #define HCI_SUBEVENT_LE_REMOTE_CONNECTION_PARAMETER_REQUEST 0x06
676 
677 /**
678  * @format 1H2222
679  * @param subevent_code
680  * @param connection_handle
681  * @param max_tx_octets
682  * @param max_tx_time
683  * @param max_rx_octets
684  * @param max_rx_time
685  */
686 #define HCI_SUBEVENT_LE_DATA_LENGTH_CHANGE 0x07
687 
688 /**
689  * @format 11QQ
690  * @param subevent_code
691  * @param status
692  * @param dhkey_x x coordinate of P256 public key
693  * @param dhkey_y y coordinate of P256 public key
694  */
695 #define HCI_SUBEVENT_LE_READ_LOCAL_P256_PUBLIC_KEY_COMPLETE 0x08
696  /**
697  * @format 11Q
698  * @param subevent_code
699  * @param status
700  * @param dhkey Diffie-Hellman key
701  */
702 #define HCI_SUBEVENT_LE_GENERATE_DHKEY_COMPLETE            0x09
703 
704 /**
705  * @format 11H11BBB2221
706  * @param subevent_code
707  * @param status
708  * @param connection_handle
709  * @param role
710  * @param peer_address_type
711  * @param perr_addresss
712  * @param local_resolvable_private_addres
713  * @param peer_resolvable_private_addres
714  * @param conn_interval
715  * @param conn_latency
716  * @param supervision_timeout
717  * @param master_clock_accuracy
718  */
719 #define HCI_SUBEVENT_LE_ENHANCED_CONNECTION_COMPLETE       0x0A
720 
721 // array of advertisements, not handled by event accessor generator
722 #define HCI_SUBEVENT_LE_DIRECT_ADVERTISING_REPORT          0x0B
723 
724 /**
725  * L2CAP Layer
726  */
727 
728 #define L2CAP_HEADER_SIZE 4
729 
730 #define L2CAP_SIG_ID_INVALID 0
731 
732 // size of HCI ACL + L2CAP Header for regular data packets (8)
733 #define COMPLETE_L2CAP_HEADER (HCI_ACL_HEADER_SIZE + L2CAP_HEADER_SIZE)
734 
735 // minimum signaling MTU
736 #define L2CAP_MINIMAL_MTU 48
737 #define L2CAP_DEFAULT_MTU 672
738 
739 // Minimum/default MTU
740 #define L2CAP_LE_DEFAULT_MTU  23
741 
742 // L2CAP Fixed Channel IDs
743 #define L2CAP_CID_SIGNALING                 0x0001
744 #define L2CAP_CID_CONNECTIONLESS_CHANNEL    0x0002
745 #define L2CAP_CID_ATTRIBUTE_PROTOCOL        0x0004
746 #define L2CAP_CID_SIGNALING_LE              0x0005
747 #define L2CAP_CID_SECURITY_MANAGER_PROTOCOL 0x0006
748 
749 // L2CAP Configuration Result Codes
750 #define L2CAP_CONF_RESULT_SUCCESS                  0x0000
751 #define L2CAP_CONF_RESULT_UNACCEPTABLE_PARAMETERS  0x0001
752 #define L2CAP_CONF_RESULT_REJECT                   0x0002
753 #define L2CAP_CONF_RESULT_UNKNOWN_OPTIONS          0x0003
754 #define L2CAP_CONF_RESULT_PENDING                  0x0004
755 #define L2CAP_CONF_RESULT_FLOW_SPEC_REJECTED       0x0005
756 
757 // L2CAP Reject Result Codes
758 #define L2CAP_REJ_CMD_UNKNOWN               0x0000
759 
760 // Response Timeout eXpired
761 #define L2CAP_RTX_TIMEOUT_MS   10000
762 
763 // Extended Response Timeout eXpired
764 #define L2CAP_ERTX_TIMEOUT_MS 120000
765 
766 //
767 // Fixed PSM numbers from https://www.bluetooth.com/specifications/assigned-numbers/logical-link-control
768 //
769 // @TODO: replace with BLUETOOTH_PROTOCOL_xxx in rest of code
770 #define PSM_SDP           BLUETOOTH_PROTOCOL_SDP
771 #define PSM_RFCOMM        BLUETOOTH_PROTOCOL_RFCOMM
772 #define PSM_BNEP          BLUETOOTH_PROTOCOL_BNEP
773 // @TODO: scrape PSMs Bluetooth SIG site and put in bluetooth_psm.h or bluetooth_l2cap.h
774 #define PSM_HID_CONTROL   0x11
775 #define PSM_HID_INTERRUPT 0x13
776 #define PSM_IPSP          0x23
777 
778 /**
779  * SDP Protocol
780  */
781 
782  // PDU Types
783 typedef enum {
784     SDP_Invalid = 0,
785     SDP_ErrorResponse = 1,
786     SDP_ServiceSearchRequest,
787     SDP_ServiceSearchResponse,
788     SDP_ServiceAttributeRequest,
789     SDP_ServiceAttributeResponse,
790     SDP_ServiceSearchAttributeRequest,
791     SDP_ServiceSearchAttributeResponse
792 } SDP_PDU_ID_t;
793 
794 /* Please use assigned numbers from bluetooth_sdp.h instead for thsese ...*/
795 
796 // UNIVERSAL ATTRIBUTE DEFINITIONS
797 #define SDP_ServiceRecordHandle               BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_HANDLE
798 #define SDP_ServiceClassIDList                BLUETOOTH_ATTRIBUTE_SERVICE_CLASS_ID_LIST
799 #define SDP_ServiceRecordState                BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_STATE
800 #define SDP_ServiceID                         BLUETOOTH_ATTRIBUTE_SERVICE_ID
801 #define SDP_ProtocolDescriptorList            BLUETOOTH_ATTRIBUTE_PROTOCOL_DESCRIPTOR_LIST
802 #define SDP_BrowseGroupList                   BLUETOOTH_ATTRIBUTE_BROWSE_GROUP_LIST
803 #define SDP_LanguageBaseAttributeIDList       BLUETOOTH_ATTRIBUTE_LANGUAGE_BASE_ATTRIBUTE_ID_LIST
804 #define SDP_ServiceInfoTimeToLive             BLUETOOTH_ATTRIBUTE_SERVICE_INFO_TIME_TO_LIVE
805 #define SDP_ServiceAvailability               BLUETOOTH_ATTRIBUTE_SERVICE_AVAILABILITY
806 #define SDP_BluetoothProfileDescriptorList    BLUETOOTH_ATTRIBUTE_BLUETOOTH_PROFILE_DESCRIPTOR_LIST
807 #define SDP_DocumentationURL                  BLUETOOTH_ATTRIBUTE_DOCUMENTATION_URL
808 #define SDP_ClientExecutableURL               BLUETOOTH_ATTRIBUTE_CLIENT_EXECUTABLE_URL
809 #define SDP_IconURL                           BLUETOOTH_ATTRIBUTE_ICON_URL
810 #define SDP_AdditionalProtocolDescriptorList  BLUETOOTH_ATTRIBUTE_ADDITIONAL_PROTOCOL_DESCRIPTOR_LISTS
811 #define SDP_SupportedFormatsList              BLUETOOTH_ATTRIBUTE_SUPPORTED_FORMATS_LIST
812 
813 // SERVICE CLASSES
814 #define SDP_OBEXObjectPush                    BLUETOOTH_SERVICE_CLASS_OBEX_OBJECT_PUSH
815 #define SDP_OBEXFileTransfer                  BLUETOOTH_SERVICE_CLASS_OBEX_FILE_TRANSFER
816 #define SDP_PublicBrowseGroup                 BLUETOOTH_ATTRIBUTE_PUBLIC_BROWSE_ROOT
817 #define SDP_HSP                               BLUETOOTH_SERVICE_CLASS_HEADSET
818 #define SDP_Headset_AG                        BLUETOOTH_SERVICE_CLASS_HEADSET_AUDIO_GATEWAY_AG
819 #define SDP_PANU                              BLUETOOTH_SERVICE_CLASS_PANU
820 #define SDP_NAP                               BLUETOOTH_SERVICE_CLASS_NAP
821 #define SDP_GN                                BLUETOOTH_SERVICE_CLASS_GN
822 #define SDP_Handsfree                         BLUETOOTH_SERVICE_CLASS_HANDSFREE
823 #define SDP_HandsfreeAudioGateway             BLUETOOTH_SERVICE_CLASS_HANDSFREE_AUDIO_GATEWAY
824 #define SDP_Headset_HS                        BLUETOOTH_SERVICE_CLASS_HEADSET_HS
825 #define SDP_GenericAudio                      BLUETOOTH_SERVICE_CLASS_GENERIC_AUDIO
826 
827 // PROTOCOLS
828 #define SDP_SDPProtocol                       BLUETOOTH_PROTOCOL_SDP
829 #define SDP_UDPProtocol                       BLUETOOTH_PROTOCOL_UDP
830 #define SDP_RFCOMMProtocol                    BLUETOOTH_PROTOCOL_RFCOMM
831 #define SDP_OBEXProtocol                      BLUETOOTH_PROTOCOL_OBEX
832 #define SDP_L2CAPProtocol                     BLUETOOTH_PROTOCOL_L2CAP
833 #define SDP_BNEPProtocol                      BLUETOOTH_PROTOCOL_BNEP
834 #define SDP_AVDTPProtocol                     BLUETOOTH_PROTOCOL_AVDTP
835 
836 /** .. until here ..*/
837 
838 // OFFSETS FOR LOCALIZED ATTRIBUTES - SDP_LanguageBaseAttributeIDList
839 #define SDP_Offest_ServiceName      0x0000
840 #define SDP_Offest_ServiceDescription 0x0001
841 #define SDP_Offest_ProviderName     0x0002
842 
843 // Device Vendor ID Sources
844 #define DEVICE_ID_VENDOR_ID_SOURCE_BLUETOOTH 0x0001
845 #define DEVICE_ID_VENDOR_ID_SOURCE_USB       0x0002
846 
847 // OBEX
848 #define SDP_vCard_2_1       0x01
849 #define SDP_vCard_3_0       0x02
850 #define SDP_vCal_1_0        0x03
851 #define SDP_iCal_2_0        0x04
852 #define SDP_vNote           0x05
853 #define SDP_vMessage        0x06
854 #define SDP_OBEXFileTypeAny 0xFF
855 
856 /**
857  * RFCOMM Protocol
858  */
859 
860 // Control field values      bit no.       1 2 3 4 PF 6 7 8
861 #define BT_RFCOMM_SABM       0x3F       // 1 1 1 1  1 1 0 0
862 #define BT_RFCOMM_UA         0x73       // 1 1 0 0  1 1 1 0
863 #define BT_RFCOMM_DM         0x0F       // 1 1 1 1  0 0 0 0
864 #define BT_RFCOMM_DM_PF      0x1F       // 1 1 1 1  1 0 0 0
865 #define BT_RFCOMM_DISC       0x53       // 1 1 0 0  1 0 1 0
866 #define BT_RFCOMM_UIH        0xEF       // 1 1 1 1  0 1 1 1
867 #define BT_RFCOMM_UIH_PF     0xFF       // 1 1 1 1  0 1 1 1
868 
869 // Multiplexer message types
870 #define BT_RFCOMM_CLD_CMD    0xC3
871 #define BT_RFCOMM_FCON_CMD   0xA3
872 #define BT_RFCOMM_FCON_RSP   0xA1
873 #define BT_RFCOMM_FCOFF_CMD  0x63
874 #define BT_RFCOMM_FCOFF_RSP  0x61
875 #define BT_RFCOMM_MSC_CMD    0xE3
876 #define BT_RFCOMM_MSC_RSP    0xE1
877 #define BT_RFCOMM_NSC_RSP    0x11
878 #define BT_RFCOMM_PN_CMD     0x83
879 #define BT_RFCOMM_PN_RSP     0x81
880 #define BT_RFCOMM_RLS_CMD    0x53
881 #define BT_RFCOMM_RLS_RSP    0x51
882 #define BT_RFCOMM_RPN_CMD    0x93
883 #define BT_RFCOMM_RPN_RSP    0x91
884 #define BT_RFCOMM_TEST_CMD   0x23
885 #define BT_RFCOMM_TEST_RSP   0x21
886 
887 // Line Status
888 #define LINE_STATUS_NO_ERROR       0x00
889 #define LINE_STATUS_OVERRUN_ERROR  0x03
890 #define LINE_STATUS_PARITY_ERORR   0x05
891 #define LINE_STATUS_FRAMING_ERROR  0x09
892 
893 // Modem Status Flags
894 #define MODEM_STATUS_FC   0x02
895 #define MODEM_STATUS_RTC  0x04
896 #define MODEM_STATUS_RTR  0x08
897 #define MODEM_STATUS_IC   0x40
898 #define MODEM_STATUS_DV   0x80
899 
900 typedef enum rpn_baud {
901     RPN_BAUD_2400 = 0,
902     RPN_BAUD_4800,
903     RPN_BAUD_7200,
904     RPN_BAUD_9600,
905     RPN_BAUD_19200,
906     RPN_BAUD_38400,
907     RPN_BAUD_57600,
908     RPN_BAUD_115200,
909     RPN_BAUD_230400
910 } rpn_baud_t;
911 
912 typedef enum rpn_data_bits {
913     RPN_DATA_BITS_5 = 0,
914     RPN_DATA_BITS_6 = 0,
915     RPN_DATA_BITS_7 = 0,
916     RPN_DATA_BITS_8 = 0
917 } rpn_data_bits_t;
918 
919 typedef enum rpn_stop_bits {
920     RPN_STOP_BITS_1_0 = 0,
921     RPN_STOP_BITS_1_5
922 } rpn_stop_bits_t;
923 
924 typedef enum rpn_parity {
925     RPN_PARITY_NONE  = 0,
926     RPN_PARITY_ODD   = 1,
927     RPN_PARITY_EVEN  = 3,
928     RPN_PARITY_MARK  = 5,
929     RPN_PARITY_SPACE = 7,
930 } rpn_parity_t;
931 
932 typedef enum rpn_flow_control {
933     RPN_FLOW_CONTROL_XONXOFF_ON_INPUT  = 1 << 0,
934     RPN_FLOW_CONTROL_XONXOFF_ON_OUTPUT = 1 << 1,
935     RPN_FLOW_CONTROL_RTR_ON_INPUT  = 1 << 2,
936     RPN_FLOW_CONTROL_RTR_ON_OUTPUT = 1 << 3,
937     RPN_FLOW_CONTROL_RTC_ON_INPUT  = 1 << 4,
938     RPN_FLOW_CONTROL_RTC_ON_OUTPUT = 1 << 5,
939 } rpn_flow_control_t;
940 
941 #define RPN_PARAM_MASK_0_BAUD             0x01
942 #define RPN_PARAM_MASK_0_DATA_BITS        0x02
943 #define RPN_PARAM_MASK_0_STOP_BITS        0x04
944 #define RPN_PARAM_MASK_0_PARITY           0x08
945 #define RPN_PARAM_MASK_0_PARITY_TYPE      0x10
946 #define RPN_PARAM_MASK_0_XON_CHAR         0x20
947 #define RPN_PARAM_MASK_0_XOFF_CHAR        0x40
948 #define RPN_PARAM_MASK_0_RESERVED         0x80
949 
950 // @note: values are identical to rpn_flow_control_t
951 #define RPN_PARAM_MASK_1_XONOFF_ON_INPUT  0x01
952 #define RPN_PARAM_MASK_1_XONOFF_ON_OUTPUT 0x02
953 #define RPN_PARAM_MASK_1_RTR_ON_INPUT     0x04
954 #define RPN_PARAM_MASK_1_RTR_ON_OUTPUT    0x08
955 #define RPN_PARAM_MASK_1_RTC_ON_INPUT     0x10
956 #define RPN_PARAM_MASK_1_RTC_ON_OUTPUT    0x20
957 #define RPN_PARAM_MASK_1_RESERVED_0       0x40
958 #define RPN_PARAM_MASK_1_RESERVED_1       0x80
959 
960 /**
961  * BNEP Protocol
962  */
963 
964 #ifndef ETHER_ADDR_LEN
965 #define ETHER_ADDR_LEN 6
966 #endif
967 
968 #ifndef ETHERTYPE_VLAN
969 #define ETHERTYPE_VLAN                                  0x8100 /* IEEE 802.1Q VLAN tag */
970 #endif
971 
972 #define BNEP_MTU_MIN                                    1691
973 
974 #define BNEP_EXT_FLAG                                   0x80
975 #define BNEP_TYPE_MASK                                  0x7F
976 #define BNEP_TYPE(header)                               ((header) & BNEP_TYPE_MASK)
977 #define BNEP_HEADER_HAS_EXT(x)                          (((x) & BNEP_EXT_FLAG) == BNEP_EXT_FLAG)
978 
979 /* BNEP packet types */
980 #define BNEP_PKT_TYPE_GENERAL_ETHERNET                  0x00
981 #define BNEP_PKT_TYPE_CONTROL                           0x01
982 #define BNEP_PKT_TYPE_COMPRESSED_ETHERNET               0x02
983 #define BNEP_PKT_TYPE_COMPRESSED_ETHERNET_SOURCE_ONLY   0x03
984 #define BNEP_PKT_TYPE_COMPRESSED_ETHERNET_DEST_ONLY     0x04
985 
986 /* BNEP control types */
987 #define BNEP_CONTROL_TYPE_COMMAND_NOT_UNDERSTOOD        0x00
988 #define BNEP_CONTROL_TYPE_SETUP_CONNECTION_REQUEST      0x01
989 #define BNEP_CONTROL_TYPE_SETUP_CONNECTION_RESPONSE     0x02
990 #define BNEP_CONTROL_TYPE_FILTER_NET_TYPE_SET           0x03
991 #define BNEP_CONTROL_TYPE_FILTER_NET_TYPE_RESPONSE      0x04
992 #define BNEP_CONTROL_TYPE_FILTER_MULTI_ADDR_SET         0x05
993 #define BNEP_CONTROL_TYPE_FILTER_MULTI_ADDR_RESPONSE    0x06
994 
995 /* BNEP extension header types */
996 #define BNEP_EXT_HEADER_TYPE_EXTENSION_CONTROL          0x00
997 
998 /* BNEP setup response codes */
999 #define BNEP_RESP_SETUP_SUCCESS                         0x0000
1000 #define BNEP_RESP_SETUP_INVALID_DEST_UUID               0x0001
1001 #define BNEP_RESP_SETUP_INVALID_SOURCE_UUID             0x0002
1002 #define BNEP_RESP_SETUP_INVALID_SERVICE_UUID_SIZE       0x0003
1003 #define BNEP_RESP_SETUP_CONNECTION_NOT_ALLOWED          0x0004
1004 
1005 /* BNEP filter response codes */
1006 #define BNEP_RESP_FILTER_SUCCESS                        0x0000
1007 #define BNEP_RESP_FILTER_UNSUPPORTED_REQUEST            0x0001
1008 #define BNEP_RESP_FILTER_ERR_INVALID_RANGE              0x0002
1009 #define BNEP_RESP_FILTER_ERR_TOO_MANY_FILTERS           0x0003
1010 #define BNEP_RESP_FILTER_ERR_SECURITY                   0x0004
1011 
1012 /**
1013  * PAN Profile
1014  */
1015 
1016 typedef enum {
1017     BNEP_SECURITY_NONE = 0x0000,
1018     BNEP_SECURITY_SERVICE_LEVEL_ENFORCED,
1019     BNEP_SECURITY_802_1X
1020 } security_description_t;
1021 
1022 typedef enum {
1023     PAN_NET_ACCESS_TYPE_PSTN = 0x0000,
1024     PAN_NET_ACCESS_TYPE_ISDN,
1025     PAN_NET_ACCESS_TYPE_DSL,
1026     PAN_NET_ACCESS_TYPE_CABLE_MODEM,
1027     PAN_NET_ACCESS_TYPE_10MB_ETHERNET,
1028     PAN_NET_ACCESS_TYPE_100MB_ETHERNET,
1029     PAN_NET_ACCESS_TYPE_4MB_TOKEN_RING,
1030     PAN_NET_ACCESS_TYPE_16MB_TOKEN_RING,
1031     PAN_NET_ACCESS_TYPE_100MB_TOKEN_RING,
1032     PAN_NET_ACCESS_TYPE_FDDI,
1033     PAN_NET_ACCESS_TYPE_GSM,
1034     PAN_NET_ACCESS_TYPE_CDMA,
1035     PAN_NET_ACCESS_TYPE_GPRS,
1036     PAN_NET_ACCESS_TYPE_3G,
1037     PAN_NET_ACCESS_TYPE_CELULAR,
1038     PAN_NET_ACCESS_TYPE_OTHER = 0xFFFE,
1039     PAN_NET_ACCESS_TYPE_NONE
1040 } net_access_type_t;
1041 
1042 /**
1043  * ATT
1044  */
1045 
1046 // Minimum/default MTU
1047 #define ATT_DEFAULT_MTU               23
1048 
1049 // MARK: Attribute PDU Opcodes
1050 #define ATT_ERROR_RESPONSE              0x01
1051 
1052 #define ATT_EXCHANGE_MTU_REQUEST        0x02
1053 #define ATT_EXCHANGE_MTU_RESPONSE       0x03
1054 
1055 #define ATT_FIND_INFORMATION_REQUEST    0x04
1056 #define ATT_FIND_INFORMATION_REPLY      0x05
1057 #define ATT_FIND_BY_TYPE_VALUE_REQUEST  0x06
1058 #define ATT_FIND_BY_TYPE_VALUE_RESPONSE 0x07
1059 
1060 #define ATT_READ_BY_TYPE_REQUEST        0x08
1061 #define ATT_READ_BY_TYPE_RESPONSE       0x09
1062 #define ATT_READ_REQUEST                0x0a
1063 #define ATT_READ_RESPONSE               0x0b
1064 #define ATT_READ_BLOB_REQUEST           0x0c
1065 #define ATT_READ_BLOB_RESPONSE          0x0d
1066 #define ATT_READ_MULTIPLE_REQUEST       0x0e
1067 #define ATT_READ_MULTIPLE_RESPONSE      0x0f
1068 #define ATT_READ_BY_GROUP_TYPE_REQUEST  0x10
1069 #define ATT_READ_BY_GROUP_TYPE_RESPONSE 0x11
1070 
1071 #define ATT_WRITE_REQUEST               0x12
1072 #define ATT_WRITE_RESPONSE              0x13
1073 
1074 #define ATT_PREPARE_WRITE_REQUEST       0x16
1075 #define ATT_PREPARE_WRITE_RESPONSE      0x17
1076 #define ATT_EXECUTE_WRITE_REQUEST       0x18
1077 #define ATT_EXECUTE_WRITE_RESPONSE      0x19
1078 
1079 #define ATT_HANDLE_VALUE_NOTIFICATION   0x1b
1080 #define ATT_HANDLE_VALUE_INDICATION     0x1d
1081 #define ATT_HANDLE_VALUE_CONFIRMATION   0x1e
1082 
1083 
1084 #define ATT_WRITE_COMMAND                0x52
1085 #define ATT_SIGNED_WRITE_COMMAND         0xD2
1086 
1087 // MARK: ATT Error Codes
1088 #define ATT_ERROR_INVALID_HANDLE                   0x01
1089 #define ATT_ERROR_READ_NOT_PERMITTED               0x02
1090 #define ATT_ERROR_WRITE_NOT_PERMITTED              0x03
1091 #define ATT_ERROR_INVALID_PDU                      0x04
1092 #define ATT_ERROR_INSUFFICIENT_AUTHENTICATION      0x05
1093 #define ATT_ERROR_REQUEST_NOT_SUPPORTED            0x06
1094 #define ATT_ERROR_INVALID_OFFSET                   0x07
1095 #define ATT_ERROR_INSUFFICIENT_AUTHORIZATION       0x08
1096 #define ATT_ERROR_PREPARE_QUEUE_FULL               0x09
1097 #define ATT_ERROR_ATTRIBUTE_NOT_FOUND              0x0a
1098 #define ATT_ERROR_ATTRIBUTE_NOT_LONG               0x0b
1099 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION_KEY_SIZE 0x0c
1100 #define ATT_ERROR_INVALID_ATTRIBUTE_VALUE_LENGTH   0x0d
1101 #define ATT_ERROR_UNLIKELY_ERROR                   0x0e
1102 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION          0x0f
1103 #define ATT_ERROR_UNSUPPORTED_GROUP_TYPE           0x10
1104 #define ATT_ERROR_INSUFFICIENT_RESOURCES           0x11
1105 
1106 // MARK: ATT Error Codes from Cycling Power Service spec
1107 #define CYCLING_POWER_ERROR_CODE_INAPPROPRIATE_CONNECTION_PARAMETERS                          0x80
1108 #define CYCLING_POWER_ERROR_CODE_PROCEDURE_ALREADY_IN_PROGRESS                                0xFE
1109 #define CYCLING_POWER_ERROR_CODE_CCC_DESCRIPTOR_IMPROPERLY_CONFIGURED                         0xFD
1110 
1111 // MARK: ATT Error Codes from Cycling Speed and Cadence Service spec
1112 #define CYCLING_SPEED_AND_CADENCE_ERROR_CODE_PROCEDURE_ALREADY_IN_PROGRESS                    0x80
1113 #define CYCLING_SPEED_AND_CADENCE_ERROR_CODE_CCC_DESCRIPTOR_IMPROPERLY_CONFIGURED             0x81
1114 
1115 
1116 // MARK: Attribute Property Flags
1117 #define ATT_PROPERTY_BROADCAST           0x01
1118 #define ATT_PROPERTY_READ                0x02
1119 #define ATT_PROPERTY_WRITE_WITHOUT_RESPONSE 0x04
1120 #define ATT_PROPERTY_WRITE               0x08
1121 #define ATT_PROPERTY_NOTIFY              0x10
1122 #define ATT_PROPERTY_INDICATE            0x20
1123 #define ATT_PROPERTY_AUTHENTICATED_SIGNED_WRITE 0x40
1124 #define ATT_PROPERTY_EXTENDED_PROPERTIES 0x80
1125 
1126 // MARK: Attribute Property Flag, BTstack extension
1127 // value is asked from client
1128 #define ATT_PROPERTY_DYNAMIC             0x100
1129 
1130 // Security levels
1131 #define ATT_SECURITY_NONE 0
1132 #define ATT_SECURITY_ENCRYPTED 1
1133 #define ATT_SECURITY_AUTHENTICATED 2
1134 #define ATT_SECURITY_AUTHORIZED 3
1135 
1136 // internal additions
1137 // 128 bit UUID used
1138 #define ATT_PROPERTY_UUID128             0x200
1139 // Read/Write Permission bits
1140 #define ATT_PROPERTY_READ_PERMISSION_BIT_0  0x0400
1141 #define ATT_PROPERTY_READ_PERMISSION_BIT_1  0x0800
1142 #define ATT_PROPERTY_WRITE_PERMISSION_BIT_0 0x0001
1143 #define ATT_PROPERTY_WRITE_PERMISSION_BIT_1 0x0010
1144 
1145 
1146 // ATT Transaction Timeout of 30 seconds for Command/Response or Indication/Confirmation
1147 #define ATT_TRANSACTION_TIMEOUT_MS     30000
1148 
1149 #define ATT_TRANSACTION_MODE_NONE      0x0
1150 #define ATT_TRANSACTION_MODE_ACTIVE    0x1
1151 #define ATT_TRANSACTION_MODE_EXECUTE   0x2
1152 #define ATT_TRANSACTION_MODE_CANCEL    0x3
1153 #define ATT_TRANSACTION_MODE_VALIDATE  0x4
1154 
1155 // MARK: GATT UUIDs
1156 #define GATT_PRIMARY_SERVICE_UUID                   0x2800
1157 #define GATT_SECONDARY_SERVICE_UUID                 0x2801
1158 #define GATT_INCLUDE_SERVICE_UUID                   0x2802
1159 #define GATT_CHARACTERISTICS_UUID                   0x2803
1160 #define GATT_CHARACTERISTIC_EXTENDED_PROPERTIES     0x2900
1161 #define GATT_CHARACTERISTIC_USER_DESCRIPTION        0x2901
1162 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION   0x2902
1163 #define GATT_SERVER_CHARACTERISTICS_CONFIGURATION   0x2903
1164 #define GATT_CHARACTERISTIC_PRESENTATION_FORMAT     0x2904
1165 #define GATT_CHARACTERISTIC_AGGREGATE_FORMAT        0x2905
1166 
1167 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NONE          0
1168 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NOTIFICATION  1
1169 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_INDICATION    2
1170 
1171 // GAP Service and Characteristics
1172 #define GAP_SERVICE_UUID               0x1800
1173 #define GAP_DEVICE_NAME_UUID           0x2a00
1174 #define GAP_APPEARANCE_UUID            0x2a01
1175 #define GAP_PERIPHERAL_PRIVACY_FLAG    0x2a02
1176 #define GAP_RECONNECTION_ADDRESS_UUID  0x2a03
1177 #define GAP_PERIPHERAL_PREFERRED_CONNECTION_PARAMETERS_UUID 0x2a04
1178 #define GAP_SERVICE_CHANGED            0x2a05
1179 
1180 // Bluetooth GATT types
1181 
1182 typedef struct {
1183     uint16_t year;      // 0 - year  is not known; or [1582,9999]
1184     uint8_t  month;     // 0 - month is not known; or [1,12]
1185     uint8_t  day;       // 0 - day   is not known; or [1,31]
1186     uint8_t  hours;     // [0,23]
1187     uint8_t  minutes;   // [0,59]
1188     uint8_t  seconds;   // [0,59]
1189 } gatt_date_time_t;
1190 
1191 /**
1192  * SM - LE Security Manager
1193  */
1194 // Bluetooth Spec definitions
1195 typedef enum {
1196     SM_CODE_PAIRING_REQUEST = 0X01,
1197     SM_CODE_PAIRING_RESPONSE,
1198     SM_CODE_PAIRING_CONFIRM,
1199     SM_CODE_PAIRING_RANDOM,
1200     SM_CODE_PAIRING_FAILED,
1201     SM_CODE_ENCRYPTION_INFORMATION,
1202     SM_CODE_MASTER_IDENTIFICATION,
1203     SM_CODE_IDENTITY_INFORMATION,
1204     SM_CODE_IDENTITY_ADDRESS_INFORMATION,
1205     SM_CODE_SIGNING_INFORMATION,
1206     SM_CODE_SECURITY_REQUEST,
1207     SM_CODE_PAIRING_PUBLIC_KEY,
1208     SM_CODE_PAIRING_DHKEY_CHECK,
1209     SM_CODE_KEYPRESS_NOTIFICATION,
1210 } SECURITY_MANAGER_COMMANDS;
1211 
1212 // IO Capability Values
1213 typedef enum {
1214     IO_CAPABILITY_DISPLAY_ONLY = 0,
1215     IO_CAPABILITY_DISPLAY_YES_NO,
1216     IO_CAPABILITY_KEYBOARD_ONLY,
1217     IO_CAPABILITY_NO_INPUT_NO_OUTPUT,
1218     IO_CAPABILITY_KEYBOARD_DISPLAY, // not used by secure simple pairing
1219 } io_capability_t;
1220 
1221 // Authentication requirement flags
1222 #define SM_AUTHREQ_NO_BONDING        0x00
1223 #define SM_AUTHREQ_BONDING           0x01
1224 #define SM_AUTHREQ_MITM_PROTECTION   0x04
1225 #define SM_AUTHREQ_SECURE_CONNECTION 0x08
1226 #define SM_AUTHREQ_KEYPRESS          0x10
1227 
1228 // Key distribution flags used by spec
1229 #define SM_KEYDIST_ENC_KEY  0x01
1230 #define SM_KEYDIST_ID_KEY   0x02
1231 #define SM_KEYDIST_SIGN     0x04
1232 #define SM_KEYDIST_LINK_KEY 0x08
1233 
1234 // Key distribution flags used internally
1235 #define SM_KEYDIST_FLAG_ENCRYPTION_INFORMATION       0x01
1236 #define SM_KEYDIST_FLAG_MASTER_IDENTIFICATION        0x02
1237 #define SM_KEYDIST_FLAG_IDENTITY_INFORMATION         0x04
1238 #define SM_KEYDIST_FLAG_IDENTITY_ADDRESS_INFORMATION 0x08
1239 #define SM_KEYDIST_FLAG_SIGNING_IDENTIFICATION       0x10
1240 
1241 // STK Generation Methods
1242 #define SM_STK_GENERATION_METHOD_JUST_WORKS          0x01
1243 #define SM_STK_GENERATION_METHOD_OOB                 0x02
1244 #define SM_STK_GENERATION_METHOD_PASSKEY             0x04
1245 #define SM_STK_GENERATION_METHOD_NUMERIC_COMPARISON  0x08
1246 
1247 // Pairing Failed Reasons
1248 #define SM_REASON_RESERVED                     0x00
1249 #define SM_REASON_PASSKEY_ENTRY_FAILED         0x01
1250 #define SM_REASON_OOB_NOT_AVAILABLE            0x02
1251 #define SM_REASON_AUTHENTHICATION_REQUIREMENTS 0x03
1252 #define SM_REASON_CONFIRM_VALUE_FAILED         0x04
1253 #define SM_REASON_PAIRING_NOT_SUPPORTED        0x05
1254 #define SM_REASON_ENCRYPTION_KEY_SIZE          0x06
1255 #define SM_REASON_COMMAND_NOT_SUPPORTED        0x07
1256 #define SM_REASON_UNSPECIFIED_REASON           0x08
1257 #define SM_REASON_REPEATED_ATTEMPTS            0x09
1258 #define SM_REASON_INVALID_PARAMETERS           0x0a
1259 #define SM_REASON_DHKEY_CHECK_FAILED           0x0b
1260 #define SM_REASON_NUMERIC_COMPARISON_FAILED    0x0c
1261 
1262 // also, invalid parameters
1263 // and reserved
1264 
1265 // Keypress Notifications
1266 #define SM_KEYPRESS_PASSKEY_ENTRY_STARTED      0x00
1267 #define SM_KEYPRESS_PASSKEY_DIGIT_ENTERED      0x01
1268 #define SM_KEYPRESS_PASSKEY_DIGIT_ERASED       0x02
1269 #define SM_KEYPRESS_PASSKEY_CLEARED            0x03
1270 #define SM_KEYPRESS_PASSKEY_ENTRY_COMPLETED    0x04
1271 
1272 
1273 #endif
1274