xref: /btstack/src/bluetooth.h (revision d821984b1fab162518a40694abf09b245c441031)
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       = 0xfc,
74     BD_ADDR_TYPE_ACL       = 0xfd,
75     BD_ADDR_TYPE_UNKNOWN   = 0xfe,  // also used as 'invalid'
76 } bd_addr_type_t;
77 
78 /**
79  * Link types for BR/EDR Connections
80  */
81 typedef enum {
82     HCI_LINK_TYPE_SCO  = 0,
83     HCI_LINK_TYPE_ACL  = 1,
84     HCI_LINK_TYPE_ESCO = 2,
85 } hci_link_type_t;
86 
87 
88 /**
89  * @brief link key
90  */
91 #define LINK_KEY_LEN 16
92 #define LINK_KEY_STR_LEN (LINK_KEY_LEN*2)
93 typedef uint8_t link_key_t[LINK_KEY_LEN];
94 
95 /**
96  * @brief link key type
97  */
98 typedef enum {
99   COMBINATION_KEY = 0,  // standard pairing
100   LOCAL_UNIT_KEY,     // ?
101   REMOTE_UNIT_KEY,    // ?
102   DEBUG_COMBINATION_KEY,  // SSP with debug
103   UNAUTHENTICATED_COMBINATION_KEY_GENERATED_FROM_P192, // SSP Simple Pairing
104   AUTHENTICATED_COMBINATION_KEY_GENERATED_FROM_P192,   // SSP Passkey, Number confirm, OOB
105   CHANGED_COMBINATION_KEY,               // Link key changed using Change Connection Lnk Key
106   UNAUTHENTICATED_COMBINATION_KEY_GENERATED_FROM_P256, // SSP Simpe Pairing
107   AUTHENTICATED_COMBINATION_KEY_GENERATED_FROM_P256,   // SSP Passkey, Number confirm, OOB
108 } link_key_type_t;
109 
110 /**
111  * @brief Extended Inquiry Response
112  */
113 #define EXTENDED_INQUIRY_RESPONSE_DATA_LEN 240
114 
115 /**
116  * @brief Inquiry modes
117  */
118 typedef enum {
119   INQUIRY_MODE_STANDARD = 0,
120   INQUIRY_MODE_RSSI,
121   INQUIRY_MODE_RSSI_AND_EIR,
122 } inquiry_mode_t;
123 
124 /**
125  * @brief Page Scan Types
126  */
127 typedef enum {
128     PAGE_SCAN_MODE_STANDARD = 0,
129     PAGE_SCAN_MODE_INTERLACED,
130 } page_scan_type_t;
131 
132 /**
133  * @brief Inquiry Scan Types
134  */
135 typedef enum {
136     INQUIRY_SCAN_MODE_STANDARD = 0,
137     INQUIRY_SCAN_MODE_INTERLACED,
138 } inquiry_scan_type_t;
139 
140 /**
141  * Link Supervision Timeout Default, 0x7d00 * 0.625ms = 20s
142  */
143 #define HCI_LINK_SUPERVISION_TIMEOUT_DEFAULT 0x7D00
144 
145 /**
146  * HCI Transport
147  */
148 
149 /**
150  * packet types - used in BTstack and over the H4 UART interface
151  */
152 #define HCI_COMMAND_DATA_PACKET 0x01
153 #define HCI_ACL_DATA_PACKET     0x02
154 #define HCI_SCO_DATA_PACKET     0x03
155 #define HCI_EVENT_PACKET        0x04
156 
157 /**
158  * HCI Layer
159  */
160 
161 //
162 // Error Codes rfom Bluetooth Core Specification
163 //
164 
165 /* ENUM_START: BLUETOOTH_ERROR_CODE */
166 #define ERROR_CODE_SUCCESS                                 0x00
167 #define ERROR_CODE_UNKNOWN_HCI_COMMAND                     0x01
168 #define ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER           0x02
169 #define ERROR_CODE_HARDWARE_FAILURE                        0x03
170 #define ERROR_CODE_PAGE_TIMEOUT                            0x04
171 #define ERROR_CODE_AUTHENTICATION_FAILURE                  0x05
172 #define ERROR_CODE_PIN_OR_KEY_MISSING                      0x06
173 #define ERROR_CODE_MEMORY_CAPACITY_EXCEEDED                0x07
174 #define ERROR_CODE_CONNECTION_TIMEOUT                      0x08
175 #define ERROR_CODE_CONNECTION_LIMIT_EXCEEDED               0x09
176 #define ERROR_CODE_SYNCHRONOUS_CONNECTION_LIMIT_TO_A_DEVICE_EXCEEDED  0x0A
177 #define ERROR_CODE_ACL_CONNECTION_ALREADY_EXISTS           0x0B
178 #define ERROR_CODE_COMMAND_DISALLOWED                      0x0C
179 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_LIMITED_RESOURCES 0x0D
180 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_SECURITY_REASONS  0x0E
181 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_UNACCEPTABLE_BD_ADDR 0x0F
182 #define ERROR_CODE_CONNECTION_ACCEPT_TIMEOUT_EXCEEDED      0x10
183 #define ERROR_CODE_UNSUPPORTED_FEATURE_OR_PARAMETER_VALUE  0x11
184 #define ERROR_CODE_INVALID_HCI_COMMAND_PARAMETERS          0x12
185 #define ERROR_CODE_REMOTE_USER_TERMINATED_CONNECTION       0x13
186 #define ERROR_CODE_REMOTE_DEVICE_TERMINATED_CONNECTION_DUE_TO_LOW_RESOURCES 0x14
187 #define ERROR_CODE_REMOTE_DEVICE_TERMINATED_CONNECTION_DUE_TO_POWER_OFF     0x15
188 #define ERROR_CODE_CONNECTION_TERMINATED_BY_LOCAL_HOST     0x16
189 #define ERROR_CODE_REPEATED_ATTEMPTS                       0x17
190 #define ERROR_CODE_PAIRING_NOT_ALLOWED                     0x18
191 #define ERROR_CODE_UNKNOWN_LMP_PDU                         0x19
192 #define ERROR_CODE_UNSUPPORTED_REMOTE_FEATURE_UNSUPPORTED_LMP_FEATURE 0x1A
193 #define ERROR_CODE_SCO_OFFSET_REJECTED                     0x1B
194 #define ERROR_CODE_SCO_INTERVAL_REJECTED                   0x1C
195 #define ERROR_CODE_SCO_AIR_MODE_REJECTED                   0x1D
196 #define ERROR_CODE_INVALID_LMP_PARAMETERS_INVALID_LL_PARAMETERS 0x1E
197 #define ERROR_CODE_UNSPECIFIED_ERROR                       0x1F
198 #define ERROR_CODE_UNSUPPORTED_LMP_PARAMETER_VALUE_UNSUPPORTED_LL_PARAMETER_VALUE 0x20
199 #define ERROR_CODE_ROLE_CHANGE_NOT_ALLOWED                 0x21
200 #define ERROR_CODE_LMP_RESPONSE_TIMEOUT_LL_RESPONSE_TIMEOUT 0x22
201 #define ERROR_CODE_LMP_ERROR_TRANSACTION_COLLISION         0x23
202 #define ERROR_CODE_LMP_PDU_NOT_ALLOWED                     0x24
203 #define ERROR_CODE_ENCRYPTION_MODE_NOT_ACCEPTABLE          0x25
204 #define ERROR_CODE_LINK_KEY_CANNOT_BE_CHANGED              0x26
205 #define ERROR_CODE_REQUESTED_QOS_NOT_SUPPORTED             0x27
206 #define ERROR_CODE_INSTANT_PASSED                          0x28
207 #define ERROR_CODE_PAIRING_WITH_UNIT_KEY_NOT_SUPPORTED     0x29
208 #define ERROR_CODE_DIFFERENT_TRANSACTION_COLLISION         0x2A
209 #define ERROR_CODE_RESERVED                                0x2B
210 #define ERROR_CODE_QOS_UNACCEPTABLE_PARAMETER              0x2C
211 #define ERROR_CODE_QOS_REJECTED                            0x2D
212 #define ERROR_CODE_CHANNEL_CLASSIFICATION_NOT_SUPPORTED    0x2E
213 #define ERROR_CODE_INSUFFICIENT_SECURITY                   0x2F
214 #define ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE        0x30
215 // #define ERROR_CODE_RESERVED
216 #define ERROR_CODE_ROLE_SWITCH_PENDING                     0x32
217 // #define ERROR_CODE_RESERVED
218 #define ERROR_CODE_RESERVED_SLOT_VIOLATION                 0x34
219 #define ERROR_CODE_ROLE_SWITCH_FAILED                      0x35
220 #define ERROR_CODE_EXTENDED_INQUIRY_RESPONSE_TOO_LARGE     0x36
221 #define ERROR_CODE_SECURE_SIMPLE_PAIRING_NOT_SUPPORTED_BY_HOST 0x37
222 #define ERROR_CODE_HOST_BUSY_PAIRING                       0x38
223 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_NO_SUITABLE_CHANNEL_FOUND 0x39
224 #define ERROR_CODE_CONTROLLER_BUSY                         0x3A
225 #define ERROR_CODE_UNACCEPTABLE_CONNECTION_PARAMETERS      0x3B
226 #define ERROR_CODE_DIRECTED_ADVERTISING_TIMEOUT            0x3C
227 #define ERROR_CODE_CONNECTION_TERMINATED_DUE_TO_MIC_FAILURE 0x3D
228 #define ERROR_CODE_CONNECTION_FAILED_TO_BE_ESTABLISHED     0x3E
229 #define ERROR_CODE_MAC_CONNECTION_FAILED                   0x3F
230 #define ERROR_CODE_COARSE_CLOCK_ADJUSTMENT_REJECTED_BUT_WILL_TRY_TO_ADJUST_USING_CLOCK_DRAGGING 0x40
231 
232 // BTstack defined ERRORS, mapped into BLuetooth status code range
233 
234 #define BTSTACK_CONNECTION_TO_BTDAEMON_FAILED              0x50
235 #define BTSTACK_ACTIVATION_FAILED_SYSTEM_BLUETOOTH         0x51
236 #define BTSTACK_ACTIVATION_POWERON_FAILED                  0x52
237 #define BTSTACK_ACTIVATION_FAILED_UNKNOWN                  0x53
238 #define BTSTACK_NOT_ACTIVATED                              0x54
239 #define BTSTACK_BUSY                                       0x55
240 #define BTSTACK_MEMORY_ALLOC_FAILED                        0x56
241 #define BTSTACK_ACL_BUFFERS_FULL                           0x57
242 
243 // l2cap errors - enumeration by the command that created them
244 #define L2CAP_COMMAND_REJECT_REASON_COMMAND_NOT_UNDERSTOOD 0x60
245 #define L2CAP_COMMAND_REJECT_REASON_SIGNALING_MTU_EXCEEDED 0x61
246 #define L2CAP_COMMAND_REJECT_REASON_INVALID_CID_IN_REQUEST 0x62
247 
248 #define L2CAP_CONNECTION_RESPONSE_RESULT_SUCCESSFUL        0x63
249 #define L2CAP_CONNECTION_RESPONSE_RESULT_PENDING           0x64
250 #define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_PSM       0x65
251 #define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_SECURITY  0x66
252 #define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_RESOURCES 0x67
253 #define L2CAP_CONNECTION_RESPONSE_RESULT_ERTM_NOT_SUPPORTED 0x68
254 
255 // should be L2CAP_CONNECTION_RTX_TIMEOUT
256 #define L2CAP_CONNECTION_RESPONSE_RESULT_RTX_TIMEOUT       0x69
257 #define L2CAP_CONNECTION_BASEBAND_DISCONNECT               0x6A
258 #define L2CAP_SERVICE_ALREADY_REGISTERED                   0x6B
259 #define L2CAP_DATA_LEN_EXCEEDS_REMOTE_MTU                  0x6C
260 #define L2CAP_SERVICE_DOES_NOT_EXIST                       0x6D
261 #define L2CAP_LOCAL_CID_DOES_NOT_EXIST                     0x6E
262 
263 #define RFCOMM_MULTIPLEXER_STOPPED                         0x70
264 #define RFCOMM_CHANNEL_ALREADY_REGISTERED                  0x71
265 #define RFCOMM_NO_OUTGOING_CREDITS                         0x72
266 #define RFCOMM_AGGREGATE_FLOW_OFF                          0x73
267 #define RFCOMM_DATA_LEN_EXCEEDS_MTU                        0x74
268 
269 #define HFP_REMOTE_REJECTS_AUDIO_CONNECTION                0x7F
270 
271 #define SDP_HANDLE_ALREADY_REGISTERED                      0x80
272 #define SDP_QUERY_INCOMPLETE                               0x81
273 #define SDP_SERVICE_NOT_FOUND                              0x82
274 #define SDP_HANDLE_INVALID                                 0x83
275 #define SDP_QUERY_BUSY                                     0x84
276 
277 #define ATT_HANDLE_VALUE_INDICATION_IN_PROGRESS            0x90
278 #define ATT_HANDLE_VALUE_INDICATION_TIMEOUT                0x91
279 #define ATT_HANDLE_VALUE_INDICATION_DISCONNECT             0x92
280 
281 #define GATT_CLIENT_NOT_CONNECTED                          0x93
282 #define GATT_CLIENT_BUSY                                   0x94
283 #define GATT_CLIENT_IN_WRONG_STATE                         0x95
284 #define GATT_CLIENT_DIFFERENT_CONTEXT_FOR_ADDRESS_ALREADY_EXISTS 0x96
285 #define GATT_CLIENT_VALUE_TOO_LONG                         0x97
286 #define GATT_CLIENT_CHARACTERISTIC_NOTIFICATION_NOT_SUPPORTED 0x98
287 #define GATT_CLIENT_CHARACTERISTIC_INDICATION_NOT_SUPPORTED   0x99
288 
289 #define BNEP_SERVICE_ALREADY_REGISTERED                    0xA0
290 #define BNEP_CHANNEL_NOT_CONNECTED                         0xA1
291 #define BNEP_DATA_LEN_EXCEEDS_MTU                          0xA2
292 
293 // OBEX ERRORS
294 #define OBEX_UNKNOWN_ERROR                                 0xB0
295 #define OBEX_CONNECT_FAILED                                0xB1
296 #define OBEX_DISCONNECTED                                  0xB2
297 #define OBEX_NOT_FOUND                                     0xB3
298 #define OBEX_NOT_ACCEPTABLE                                0xB4
299 
300 #define MESH_ERROR_APPKEY_INDEX_INVALID                    0xD0
301 /* ENUM_END */
302 
303 
304 /* ENUM_START: AVRCP_BROWSING_ERROR_CODE */
305 #define AVRCP_BROWSING_ERROR_CODE_INVALID_COMMAND                     0x00  // Sent if TG received a PDU that it did not understand. Valid for All.
306 #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.
307 #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.
308 #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.
309 #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.
310 #define AVRCP_BROWSING_ERROR_CODE_UID_CHANGED                         0x05  // The UIDs on the device have changed. Valid for All.
311 #define AVRCP_BROWSING_ERROR_CODE_RESERVED_06                         0x06  // Valid for All.
312 #define AVRCP_BROWSING_ERROR_CODE_INVALID_DIRECTION                   0x07  // The Direction parameter is invalid. Valid for Change Path.
313 #define AVRCP_BROWSING_ERROR_CODE_NOT_A_DIRECTORY                     0x08  // The UID provided does not refer to a folder item. Valid for Change Path.
314 #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.
315 #define AVRCP_BROWSING_ERROR_CODE_INVALID_SCOPE                       0x0a  // The scope parameter is invalid. Valid for GetFolderItems, PlayItem, AddToNowPlayer, GetItemAttributes,.
316 #define AVRCP_BROWSING_ERROR_CODE_RANGE_OUT_OF_BOUNDS                 0x0b  // The start of range provided is not valid. Valid for GetFolderItems.
317 #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.
318 #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.
319 #define AVRCP_BROWSING_ERROR_CODE_NOW_PLAYING_LIST_FULL               0x0e  // No more items can be added to the Now Playing List. Valid for AddToNowPlaying.
320 #define AVRCP_BROWSING_ERROR_CODE_SEARCH_NOT_SUPPORTED                0x0f  // The Browsed Media Player does not support search. Valid for Search.
321 #define AVRCP_BROWSING_ERROR_CODE_SEARCH_IN_PROGRESS                  0x10  // A search operation is already in progress. Valid for Search.
322 #define AVRCP_BROWSING_ERROR_CODE_INVALID_PLAYER_ID                   0x11  // The specified Player Id does not refer to a valid player. Valid for SetAddressedPlayer, SetBrowsedPlayer.
323 #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.
324 #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.
325 #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.
326 #define AVRCP_BROWSING_ERROR_CODE_NO_AVAILABLE_PLAYERS                0x15  // Valid for All.
327 #define AVRCP_BROWSING_ERROR_CODE_ADDRESSED_PLAYER_CHANGED            0x16  // Valid for Register Notification.
328 // 0x17-0xff Reserved
329 /* ENUM_END */
330 
331 // HCI roles
332 typedef enum {
333     HCI_ROLE_MASTER = 0,
334     HCI_ROLE_SLAVE  = 1,
335     HCI_ROLE_INVALID = 0xff,
336 } hci_role_t;
337 
338 // packet sizes (max payload)
339 #define HCI_ACL_DM1_SIZE            17
340 #define HCI_ACL_DH1_SIZE            27
341 #define HCI_ACL_2DH1_SIZE           54
342 #define HCI_ACL_3DH1_SIZE           83
343 #define HCI_ACL_DM3_SIZE           121
344 #define HCI_ACL_DH3_SIZE           183
345 #define HCI_ACL_DM5_SIZE           224
346 #define HCI_ACL_DH5_SIZE           339
347 #define HCI_ACL_2DH3_SIZE          367
348 #define HCI_ACL_3DH3_SIZE          552
349 #define HCI_ACL_2DH5_SIZE          679
350 #define HCI_ACL_3DH5_SIZE         1021
351 
352 #define LE_ADVERTISING_DATA_SIZE    31
353 
354 // SCO Packet Types
355 #define SCO_PACKET_TYPES_NONE  0x0000
356 #define SCO_PACKET_TYPES_HV1   0x0001
357 #define SCO_PACKET_TYPES_HV3   0x0004
358 #define SCO_PACKET_TYPES_EV3   0x0008
359 #define SCO_PACKET_TYPES_2EV3  0x0040
360 #define SCO_PACKET_TYPES_ALL   0x03FF
361 
362 // Link Policy Settings
363 #define LM_LINK_POLICY_DISABLE_ALL_LM_MODES  0
364 #define LM_LINK_POLICY_ENABLE_ROLE_SWITCH    1
365 #define LM_LINK_POLICY_ENABLE_HOLD_MODE      2
366 #define LM_LINK_POLICY_ENABLE_SNIFF_MODE     4
367 
368 // ACL Connection Modes
369 #define ACL_CONNECTION_MODE_ACTIVE 0
370 #define ACL_CONNECTION_MODE_HOLD   1
371 #define ACL_CONNECTION_MODE_SNIFF  2
372 
373 /**
374  * Default INQ Mode
375  */
376 #define GAP_IAC_GENERAL_INQUIRY 0x9E8B33L // General/Unlimited Inquiry Access Code (GIAC)
377 #define GAP_IAC_LIMITED_INQUIRY 0x9E8B00L // Limited Dedicated Inquiry Access Code (LIAC)
378 
379 /**
380  * SSP IO Capabilities
381  */
382 #define SSP_IO_CAPABILITY_DISPLAY_ONLY   0
383 #define SSP_IO_CAPABILITY_DISPLAY_YES_NO 1
384 #define SSP_IO_CAPABILITY_KEYBOARD_ONLY  2
385 #define SSP_IO_CAPABILITY_NO_INPUT_NO_OUTPUT 3
386 #define SSP_IO_CAPABILITY_UNKNOWN 0xff
387 
388 
389 /**
390  * SSP Authentication Requirements, see IO Capability Request Reply Commmand
391  */
392 
393 // Numeric comparison with automatic accept allowed.
394 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_NO_BONDING 0x00
395 
396 // Use IO Capabilities to deter- mine authentication procedure
397 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_NO_BONDING 0x01
398 
399 // Numeric compar- ison with automatic accept allowed.
400 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_DEDICATED_BONDING 0x02
401 
402 // Use IO Capabilities to determine authentication procedure
403 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_DEDICATED_BONDING 0x03
404 
405 // Numeric Compari- son with automatic accept allowed.
406 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_GENERAL_BONDING 0x04
407 
408 // Use IO capabilities to determine authentication procedure.
409 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_GENERAL_BONDING 0x05
410 
411 
412 // OGFs
413 #define OGF_LINK_CONTROL          0x01
414 #define OGF_LINK_POLICY           0x02
415 #define OGF_CONTROLLER_BASEBAND   0x03
416 #define OGF_INFORMATIONAL_PARAMETERS 0x04
417 #define OGF_STATUS_PARAMETERS     0x05
418 #define OGF_TESTING               0x06
419 #define OGF_LE_CONTROLLER 0x08
420 #define OGF_VENDOR  0x3f
421 
422 
423 
424 
425 /**
426  * L2CAP Layer
427  */
428 
429 #define L2CAP_HEADER_SIZE 4
430 
431 // minimum signaling MTU
432 #define L2CAP_MINIMAL_MTU 48
433 #define L2CAP_DEFAULT_MTU 672
434 
435 // Minimum/default MTU
436 #define L2CAP_LE_DEFAULT_MTU  23
437 
438 // L2CAP Fixed Channel IDs
439 #define L2CAP_CID_SIGNALING                        0x0001
440 #define L2CAP_CID_CONNECTIONLESS_CHANNEL           0x0002
441 #define L2CAP_CID_ATTRIBUTE_PROTOCOL               0x0004
442 #define L2CAP_CID_SIGNALING_LE                     0x0005
443 #define L2CAP_CID_SECURITY_MANAGER_PROTOCOL        0x0006
444 
445 /**
446  * SDP Protocol
447  */
448 
449 // Device Vendor ID Sources
450 #define DEVICE_ID_VENDOR_ID_SOURCE_BLUETOOTH 0x0001
451 #define DEVICE_ID_VENDOR_ID_SOURCE_USB       0x0002
452 
453 // OBEX
454 #define SDP_vCard_2_1       0x01
455 #define SDP_vCard_3_0       0x02
456 #define SDP_vCal_1_0        0x03
457 #define SDP_iCal_2_0        0x04
458 #define SDP_vNote           0x05
459 #define SDP_vMessage        0x06
460 #define SDP_OBEXFileTypeAny 0xFF
461 
462 /**
463  * RFCOMM Protocol
464  */
465 
466 // Line Status
467 #define LINE_STATUS_NO_ERROR       0x00
468 #define LINE_STATUS_OVERRUN_ERROR  0x03
469 #define LINE_STATUS_PARITY_ERORR   0x05
470 #define LINE_STATUS_FRAMING_ERROR  0x09
471 
472 // Modem Status Flags
473 #define MODEM_STATUS_FC   0x02
474 #define MODEM_STATUS_RTC  0x04
475 #define MODEM_STATUS_RTR  0x08
476 #define MODEM_STATUS_IC   0x40
477 #define MODEM_STATUS_DV   0x80
478 
479 typedef enum rpn_baud {
480     RPN_BAUD_2400 = 0,
481     RPN_BAUD_4800,
482     RPN_BAUD_7200,
483     RPN_BAUD_9600,
484     RPN_BAUD_19200,
485     RPN_BAUD_38400,
486     RPN_BAUD_57600,
487     RPN_BAUD_115200,
488     RPN_BAUD_230400
489 } rpn_baud_t;
490 
491 typedef enum rpn_data_bits {
492     RPN_DATA_BITS_5 = 0,
493     RPN_DATA_BITS_6 = 0,
494     RPN_DATA_BITS_7 = 0,
495     RPN_DATA_BITS_8 = 0
496 } rpn_data_bits_t;
497 
498 typedef enum rpn_stop_bits {
499     RPN_STOP_BITS_1_0 = 0,
500     RPN_STOP_BITS_1_5
501 } rpn_stop_bits_t;
502 
503 typedef enum rpn_parity {
504     RPN_PARITY_NONE  = 0,
505     RPN_PARITY_ODD   = 1,
506     RPN_PARITY_EVEN  = 3,
507     RPN_PARITY_MARK  = 5,
508     RPN_PARITY_SPACE = 7,
509 } rpn_parity_t;
510 
511 typedef enum rpn_flow_control {
512     RPN_FLOW_CONTROL_XONXOFF_ON_INPUT  = 1 << 0,
513     RPN_FLOW_CONTROL_XONXOFF_ON_OUTPUT = 1 << 1,
514     RPN_FLOW_CONTROL_RTR_ON_INPUT  = 1 << 2,
515     RPN_FLOW_CONTROL_RTR_ON_OUTPUT = 1 << 3,
516     RPN_FLOW_CONTROL_RTC_ON_INPUT  = 1 << 4,
517     RPN_FLOW_CONTROL_RTC_ON_OUTPUT = 1 << 5,
518 } rpn_flow_control_t;
519 
520 #define RPN_PARAM_MASK_0_BAUD             0x01
521 #define RPN_PARAM_MASK_0_DATA_BITS        0x02
522 #define RPN_PARAM_MASK_0_STOP_BITS        0x04
523 #define RPN_PARAM_MASK_0_PARITY           0x08
524 #define RPN_PARAM_MASK_0_PARITY_TYPE      0x10
525 #define RPN_PARAM_MASK_0_XON_CHAR         0x20
526 #define RPN_PARAM_MASK_0_XOFF_CHAR        0x40
527 #define RPN_PARAM_MASK_0_RESERVED         0x80
528 
529 // @note: values are identical to rpn_flow_control_t
530 #define RPN_PARAM_MASK_1_XONOFF_ON_INPUT  0x01
531 #define RPN_PARAM_MASK_1_XONOFF_ON_OUTPUT 0x02
532 #define RPN_PARAM_MASK_1_RTR_ON_INPUT     0x04
533 #define RPN_PARAM_MASK_1_RTR_ON_OUTPUT    0x08
534 #define RPN_PARAM_MASK_1_RTC_ON_INPUT     0x10
535 #define RPN_PARAM_MASK_1_RTC_ON_OUTPUT    0x20
536 #define RPN_PARAM_MASK_1_RESERVED_0       0x40
537 #define RPN_PARAM_MASK_1_RESERVED_1       0x80
538 
539 /**
540  * BNEP Protocol
541  */
542 
543 #ifndef ETHER_ADDR_LEN
544 #define ETHER_ADDR_LEN 6
545 #endif
546 
547 #ifndef ETHERTYPE_VLAN
548 #define ETHERTYPE_VLAN                                  0x8100 /* IEEE 802.1Q VLAN tag */
549 #endif
550 
551 #define BNEP_MTU_MIN                                    1691
552 
553 
554 /**
555  * PAN Profile
556  */
557 
558 typedef enum {
559     BNEP_SECURITY_NONE = 0x0000,
560     BNEP_SECURITY_SERVICE_LEVEL_ENFORCED,
561     BNEP_SECURITY_802_1X
562 } security_description_t;
563 
564 typedef enum {
565     PAN_NET_ACCESS_TYPE_PSTN = 0x0000,
566     PAN_NET_ACCESS_TYPE_ISDN,
567     PAN_NET_ACCESS_TYPE_DSL,
568     PAN_NET_ACCESS_TYPE_CABLE_MODEM,
569     PAN_NET_ACCESS_TYPE_10MB_ETHERNET,
570     PAN_NET_ACCESS_TYPE_100MB_ETHERNET,
571     PAN_NET_ACCESS_TYPE_4MB_TOKEN_RING,
572     PAN_NET_ACCESS_TYPE_16MB_TOKEN_RING,
573     PAN_NET_ACCESS_TYPE_100MB_TOKEN_RING,
574     PAN_NET_ACCESS_TYPE_FDDI,
575     PAN_NET_ACCESS_TYPE_GSM,
576     PAN_NET_ACCESS_TYPE_CDMA,
577     PAN_NET_ACCESS_TYPE_GPRS,
578     PAN_NET_ACCESS_TYPE_3G,
579     PAN_NET_ACCESS_TYPE_CELULAR,
580     PAN_NET_ACCESS_TYPE_OTHER = 0xFFFE,
581     PAN_NET_ACCESS_TYPE_NONE
582 } net_access_type_t;
583 
584 /**
585  * ATT
586  */
587 
588 // Minimum/default MTU
589 #define ATT_DEFAULT_MTU               23
590 
591 // MARK: ATT Error Codes
592 #define ATT_ERROR_SUCCESS                          0x00
593 #define ATT_ERROR_INVALID_HANDLE                   0x01
594 #define ATT_ERROR_READ_NOT_PERMITTED               0x02
595 #define ATT_ERROR_WRITE_NOT_PERMITTED              0x03
596 #define ATT_ERROR_INVALID_PDU                      0x04
597 #define ATT_ERROR_INSUFFICIENT_AUTHENTICATION      0x05
598 #define ATT_ERROR_REQUEST_NOT_SUPPORTED            0x06
599 #define ATT_ERROR_INVALID_OFFSET                   0x07
600 #define ATT_ERROR_INSUFFICIENT_AUTHORIZATION       0x08
601 #define ATT_ERROR_PREPARE_QUEUE_FULL               0x09
602 #define ATT_ERROR_ATTRIBUTE_NOT_FOUND              0x0a
603 #define ATT_ERROR_ATTRIBUTE_NOT_LONG               0x0b
604 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION_KEY_SIZE 0x0c
605 #define ATT_ERROR_INVALID_ATTRIBUTE_VALUE_LENGTH   0x0d
606 #define ATT_ERROR_UNLIKELY_ERROR                   0x0e
607 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION          0x0f
608 #define ATT_ERROR_UNSUPPORTED_GROUP_TYPE           0x10
609 #define ATT_ERROR_INSUFFICIENT_RESOURCES           0x11
610 
611 // MARK: ATT Error Codes defined by BTstack
612 #define ATT_ERROR_HCI_DISCONNECT_RECEIVED          0x1f
613 #define ATT_ERROR_BONDING_INFORMATION_MISSING      0x70
614 #define ATT_ERROR_DATA_MISMATCH                    0x7e
615 #define ATT_ERROR_TIMEOUT                          0x7F
616 #define ATT_ERROR_WRITE_RESPONSE_PENDING           0x100
617 
618 // MARK: ATT Error Codes from Cycling Power Service spec
619 #define CYCLING_POWER_ERROR_CODE_INAPPROPRIATE_CONNECTION_PARAMETERS                          0x80
620 #define CYCLING_POWER_ERROR_CODE_PROCEDURE_ALREADY_IN_PROGRESS                                0xFE
621 #define CYCLING_POWER_ERROR_CODE_CCC_DESCRIPTOR_IMPROPERLY_CONFIGURED                         0xFD
622 
623 // MARK: ATT Error Codes from Cycling Speed and Cadence Service spec
624 #define CYCLING_SPEED_AND_CADENCE_ERROR_CODE_PROCEDURE_ALREADY_IN_PROGRESS                    0x80
625 #define CYCLING_SPEED_AND_CADENCE_ERROR_CODE_CCC_DESCRIPTOR_IMPROPERLY_CONFIGURED             0x81
626 
627 
628 // MARK: Attribute Property Flags
629 #define ATT_PROPERTY_BROADCAST           0x01
630 #define ATT_PROPERTY_READ                0x02
631 #define ATT_PROPERTY_WRITE_WITHOUT_RESPONSE 0x04
632 #define ATT_PROPERTY_WRITE               0x08
633 #define ATT_PROPERTY_NOTIFY              0x10
634 #define ATT_PROPERTY_INDICATE            0x20
635 #define ATT_PROPERTY_AUTHENTICATED_SIGNED_WRITE 0x40
636 #define ATT_PROPERTY_EXTENDED_PROPERTIES 0x80
637 
638 // MARK: Attribute Property Flag, BTstack extension
639 // value is asked from client
640 #define ATT_PROPERTY_DYNAMIC             0x100
641 
642 // Security levels
643 #define ATT_SECURITY_NONE 0
644 #define ATT_SECURITY_ENCRYPTED 1
645 #define ATT_SECURITY_AUTHENTICATED 2
646 #define ATT_SECURITY_AUTHORIZED 3
647 #define ATT_SECURITY_AUTHENTICATED_SC 4
648 
649 // ATT Transaction Timeout of 30 seconds for Command/Response or Indication/Confirmation
650 #define ATT_TRANSACTION_TIMEOUT_MS     30000
651 
652 #define ATT_TRANSACTION_MODE_NONE      0x0
653 #define ATT_TRANSACTION_MODE_ACTIVE    0x1
654 #define ATT_TRANSACTION_MODE_EXECUTE   0x2
655 #define ATT_TRANSACTION_MODE_CANCEL    0x3
656 #define ATT_TRANSACTION_MODE_VALIDATE  0x4
657 
658 // MARK: GATT UUIDs
659 #define GATT_PRIMARY_SERVICE_UUID                   0x2800
660 #define GATT_SECONDARY_SERVICE_UUID                 0x2801
661 #define GATT_INCLUDE_SERVICE_UUID                   0x2802
662 #define GATT_CHARACTERISTICS_UUID                   0x2803
663 #define GATT_CHARACTERISTIC_EXTENDED_PROPERTIES     0x2900
664 #define GATT_CHARACTERISTIC_USER_DESCRIPTION        0x2901
665 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION   0x2902
666 #define GATT_SERVER_CHARACTERISTICS_CONFIGURATION   0x2903
667 #define GATT_CHARACTERISTIC_PRESENTATION_FORMAT     0x2904
668 #define GATT_CHARACTERISTIC_AGGREGATE_FORMAT        0x2905
669 
670 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NONE          0
671 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NOTIFICATION  1
672 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_INDICATION    2
673 
674 #define GATT_CLIENT_ANY_CONNECTION      0xffff
675 #define GATT_CLIENT_ANY_VALUE_HANDLE    0x0000
676 
677 // GAP Service and Characteristics
678 #define GAP_SERVICE_UUID               0x1800
679 #define GAP_DEVICE_NAME_UUID           0x2a00
680 #define GAP_APPEARANCE_UUID            0x2a01
681 #define GAP_PERIPHERAL_PRIVACY_FLAG    0x2a02
682 #define GAP_RECONNECTION_ADDRESS_UUID  0x2a03
683 #define GAP_PERIPHERAL_PREFERRED_CONNECTION_PARAMETERS_UUID 0x2a04
684 #define GAP_SERVICE_CHANGED            0x2a05
685 
686 // Bluetooth GATT types
687 
688 typedef struct {
689     uint16_t year;      // 0 - year  is not known; or [1582,9999]
690     uint8_t  month;     // 0 - month is not known; or [1,12]
691     uint8_t  day;       // 0 - day   is not known; or [1,31]
692     uint8_t  hours;     // [0,23]
693     uint8_t  minutes;   // [0,59]
694     uint8_t  seconds;   // [0,59]
695 } gatt_date_time_t;
696 
697 /**
698  * SM - LE Security Manager
699  */
700 // Bluetooth Spec definitions
701 typedef enum {
702     SM_CODE_PAIRING_REQUEST = 0X01,
703     SM_CODE_PAIRING_RESPONSE,
704     SM_CODE_PAIRING_CONFIRM,
705     SM_CODE_PAIRING_RANDOM,
706     SM_CODE_PAIRING_FAILED,
707     SM_CODE_ENCRYPTION_INFORMATION,
708     SM_CODE_MASTER_IDENTIFICATION,
709     SM_CODE_IDENTITY_INFORMATION,
710     SM_CODE_IDENTITY_ADDRESS_INFORMATION,
711     SM_CODE_SIGNING_INFORMATION,
712     SM_CODE_SECURITY_REQUEST,
713     SM_CODE_PAIRING_PUBLIC_KEY,
714     SM_CODE_PAIRING_DHKEY_CHECK,
715     SM_CODE_KEYPRESS_NOTIFICATION,
716 } SECURITY_MANAGER_COMMANDS;
717 
718 // IO Capability Values
719 typedef enum {
720     IO_CAPABILITY_DISPLAY_ONLY = 0,
721     IO_CAPABILITY_DISPLAY_YES_NO,
722     IO_CAPABILITY_KEYBOARD_ONLY,
723     IO_CAPABILITY_NO_INPUT_NO_OUTPUT,
724     IO_CAPABILITY_KEYBOARD_DISPLAY, // not used by secure simple pairing
725 } io_capability_t;
726 
727 // Authentication requirement flags
728 #define SM_AUTHREQ_NO_BONDING        0x00
729 #define SM_AUTHREQ_BONDING           0x01
730 #define SM_AUTHREQ_MITM_PROTECTION   0x04
731 #define SM_AUTHREQ_SECURE_CONNECTION 0x08
732 #define SM_AUTHREQ_KEYPRESS          0x10
733 #define SM_AUTHREQ_CT2               0x20
734 
735 // Key distribution flags used by spec
736 #define SM_KEYDIST_ENC_KEY  0x01
737 #define SM_KEYDIST_ID_KEY   0x02
738 #define SM_KEYDIST_SIGN     0x04
739 #define SM_KEYDIST_LINK_KEY 0x08
740 
741 // Key distribution flags used internally
742 #define SM_KEYDIST_FLAG_ENCRYPTION_INFORMATION       0x01
743 #define SM_KEYDIST_FLAG_MASTER_IDENTIFICATION        0x02
744 #define SM_KEYDIST_FLAG_IDENTITY_INFORMATION         0x04
745 #define SM_KEYDIST_FLAG_IDENTITY_ADDRESS_INFORMATION 0x08
746 #define SM_KEYDIST_FLAG_SIGNING_IDENTIFICATION       0x10
747 
748 // STK Generation Methods
749 #define SM_STK_GENERATION_METHOD_JUST_WORKS          0x01
750 #define SM_STK_GENERATION_METHOD_OOB                 0x02
751 #define SM_STK_GENERATION_METHOD_PASSKEY             0x04
752 #define SM_STK_GENERATION_METHOD_NUMERIC_COMPARISON  0x08
753 
754 // Pairing Failed Reasons
755 #define SM_REASON_RESERVED                     0x00
756 #define SM_REASON_PASSKEY_ENTRY_FAILED         0x01
757 #define SM_REASON_OOB_NOT_AVAILABLE            0x02
758 #define SM_REASON_AUTHENTHICATION_REQUIREMENTS 0x03
759 #define SM_REASON_CONFIRM_VALUE_FAILED         0x04
760 #define SM_REASON_PAIRING_NOT_SUPPORTED        0x05
761 #define SM_REASON_ENCRYPTION_KEY_SIZE          0x06
762 #define SM_REASON_COMMAND_NOT_SUPPORTED        0x07
763 #define SM_REASON_UNSPECIFIED_REASON           0x08
764 #define SM_REASON_REPEATED_ATTEMPTS            0x09
765 #define SM_REASON_INVALID_PARAMETERS           0x0a
766 #define SM_REASON_DHKEY_CHECK_FAILED           0x0b
767 #define SM_REASON_NUMERIC_COMPARISON_FAILED    0x0c
768 
769 // also, invalid parameters
770 // and reserved
771 
772 // Keypress Notifications
773 #define SM_KEYPRESS_PASSKEY_ENTRY_STARTED      0x00
774 #define SM_KEYPRESS_PASSKEY_DIGIT_ENTERED      0x01
775 #define SM_KEYPRESS_PASSKEY_DIGIT_ERASED       0x02
776 #define SM_KEYPRESS_PASSKEY_CLEARED            0x03
777 #define SM_KEYPRESS_PASSKEY_ENTRY_COMPLETED    0x04
778 
779 
780 #endif
781