xref: /btstack/src/bluetooth.h (revision 98451c7b102094e15e0a72ca2f7098d91aed2017)
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  * HCI Transport
142  */
143 
144 /**
145  * packet types - used in BTstack and over the H4 UART interface
146  */
147 #define HCI_COMMAND_DATA_PACKET 0x01
148 #define HCI_ACL_DATA_PACKET     0x02
149 #define HCI_SCO_DATA_PACKET     0x03
150 #define HCI_EVENT_PACKET        0x04
151 
152 /**
153  * HCI Layer
154  */
155 
156 //
157 // Error Codes rfom Bluetooth Core Specification
158 //
159 
160 /* ENUM_START: BLUETOOTH_ERROR_CODE */
161 #define ERROR_CODE_SUCCESS                                 0x00
162 #define ERROR_CODE_UNKNOWN_HCI_COMMAND                     0x01
163 #define ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER           0x02
164 #define ERROR_CODE_HARDWARE_FAILURE                        0x03
165 #define ERROR_CODE_PAGE_TIMEOUT                            0x04
166 #define ERROR_CODE_AUTHENTICATION_FAILURE                  0x05
167 #define ERROR_CODE_PIN_OR_KEY_MISSING                      0x06
168 #define ERROR_CODE_MEMORY_CAPACITY_EXCEEDED                0x07
169 #define ERROR_CODE_CONNECTION_TIMEOUT                      0x08
170 #define ERROR_CODE_CONNECTION_LIMIT_EXCEEDED               0x09
171 #define ERROR_CODE_SYNCHRONOUS_CONNECTION_LIMIT_TO_A_DEVICE_EXCEEDED  0x0A
172 #define ERROR_CODE_ACL_CONNECTION_ALREADY_EXISTS           0x0B
173 #define ERROR_CODE_COMMAND_DISALLOWED                      0x0C
174 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_LIMITED_RESOURCES 0x0D
175 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_SECURITY_REASONS  0x0E
176 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_UNACCEPTABLE_BD_ADDR 0x0F
177 #define ERROR_CODE_CONNECTION_ACCEPT_TIMEOUT_EXCEEDED      0x10
178 #define ERROR_CODE_UNSUPPORTED_FEATURE_OR_PARAMETER_VALUE  0x11
179 #define ERROR_CODE_INVALID_HCI_COMMAND_PARAMETERS          0x12
180 #define ERROR_CODE_REMOTE_USER_TERMINATED_CONNECTION       0x13
181 #define ERROR_CODE_REMOTE_DEVICE_TERMINATED_CONNECTION_DUE_TO_LOW_RESOURCES 0x14
182 #define ERROR_CODE_REMOTE_DEVICE_TERMINATED_CONNECTION_DUE_TO_POWER_OFF     0x15
183 #define ERROR_CODE_CONNECTION_TERMINATED_BY_LOCAL_HOST     0x16
184 #define ERROR_CODE_REPEATED_ATTEMPTS                       0x17
185 #define ERROR_CODE_PAIRING_NOT_ALLOWED                     0x18
186 #define ERROR_CODE_UNKNOWN_LMP_PDU                         0x19
187 #define ERROR_CODE_UNSUPPORTED_REMOTE_FEATURE_UNSUPPORTED_LMP_FEATURE 0x1A
188 #define ERROR_CODE_SCO_OFFSET_REJECTED                     0x1B
189 #define ERROR_CODE_SCO_INTERVAL_REJECTED                   0x1C
190 #define ERROR_CODE_SCO_AIR_MODE_REJECTED                   0x1D
191 #define ERROR_CODE_INVALID_LMP_PARAMETERS_INVALID_LL_PARAMETERS 0x1E
192 #define ERROR_CODE_UNSPECIFIED_ERROR                       0x1F
193 #define ERROR_CODE_UNSUPPORTED_LMP_PARAMETER_VALUE_UNSUPPORTED_LL_PARAMETER_VALUE 0x20
194 #define ERROR_CODE_ROLE_CHANGE_NOT_ALLOWED                 0x21
195 #define ERROR_CODE_LMP_RESPONSE_TIMEOUT_LL_RESPONSE_TIMEOUT 0x22
196 #define ERROR_CODE_LMP_ERROR_TRANSACTION_COLLISION         0x23
197 #define ERROR_CODE_LMP_PDU_NOT_ALLOWED                     0x24
198 #define ERROR_CODE_ENCRYPTION_MODE_NOT_ACCEPTABLE          0x25
199 #define ERROR_CODE_LINK_KEY_CANNOT_BE_CHANGED              0x26
200 #define ERROR_CODE_REQUESTED_QOS_NOT_SUPPORTED             0x27
201 #define ERROR_CODE_INSTANT_PASSED                          0x28
202 #define ERROR_CODE_PAIRING_WITH_UNIT_KEY_NOT_SUPPORTED     0x29
203 #define ERROR_CODE_DIFFERENT_TRANSACTION_COLLISION         0x2A
204 #define ERROR_CODE_RESERVED                                0x2B
205 #define ERROR_CODE_QOS_UNACCEPTABLE_PARAMETER              0x2C
206 #define ERROR_CODE_QOS_REJECTED                            0x2D
207 #define ERROR_CODE_CHANNEL_CLASSIFICATION_NOT_SUPPORTED    0x2E
208 #define ERROR_CODE_INSUFFICIENT_SECURITY                   0x2F
209 #define ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE        0x30
210 // #define ERROR_CODE_RESERVED
211 #define ERROR_CODE_ROLE_SWITCH_PENDING                     0x32
212 // #define ERROR_CODE_RESERVED
213 #define ERROR_CODE_RESERVED_SLOT_VIOLATION                 0x34
214 #define ERROR_CODE_ROLE_SWITCH_FAILED                      0x35
215 #define ERROR_CODE_EXTENDED_INQUIRY_RESPONSE_TOO_LARGE     0x36
216 #define ERROR_CODE_SECURE_SIMPLE_PAIRING_NOT_SUPPORTED_BY_HOST 0x37
217 #define ERROR_CODE_HOST_BUSY_PAIRING                       0x38
218 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_NO_SUITABLE_CHANNEL_FOUND 0x39
219 #define ERROR_CODE_CONTROLLER_BUSY                         0x3A
220 #define ERROR_CODE_UNACCEPTABLE_CONNECTION_PARAMETERS      0x3B
221 #define ERROR_CODE_DIRECTED_ADVERTISING_TIMEOUT            0x3C
222 #define ERROR_CODE_CONNECTION_TERMINATED_DUE_TO_MIC_FAILURE 0x3D
223 #define ERROR_CODE_CONNECTION_FAILED_TO_BE_ESTABLISHED     0x3E
224 #define ERROR_CODE_MAC_CONNECTION_FAILED                   0x3F
225 #define ERROR_CODE_COARSE_CLOCK_ADJUSTMENT_REJECTED_BUT_WILL_TRY_TO_ADJUST_USING_CLOCK_DRAGGING 0x40
226 
227 // BTstack defined ERRORS, mapped into BLuetooth status code range
228 
229 #define BTSTACK_CONNECTION_TO_BTDAEMON_FAILED              0x50
230 #define BTSTACK_ACTIVATION_FAILED_SYSTEM_BLUETOOTH         0x51
231 #define BTSTACK_ACTIVATION_POWERON_FAILED                  0x52
232 #define BTSTACK_ACTIVATION_FAILED_UNKNOWN                  0x53
233 #define BTSTACK_NOT_ACTIVATED                              0x54
234 #define BTSTACK_BUSY                                       0x55
235 #define BTSTACK_MEMORY_ALLOC_FAILED                        0x56
236 #define BTSTACK_ACL_BUFFERS_FULL                           0x57
237 
238 // l2cap errors - enumeration by the command that created them
239 #define L2CAP_COMMAND_REJECT_REASON_COMMAND_NOT_UNDERSTOOD 0x60
240 #define L2CAP_COMMAND_REJECT_REASON_SIGNALING_MTU_EXCEEDED 0x61
241 #define L2CAP_COMMAND_REJECT_REASON_INVALID_CID_IN_REQUEST 0x62
242 
243 #define L2CAP_CONNECTION_RESPONSE_RESULT_SUCCESSFUL        0x63
244 #define L2CAP_CONNECTION_RESPONSE_RESULT_PENDING           0x64
245 #define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_PSM       0x65
246 #define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_SECURITY  0x66
247 #define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_RESOURCES 0x67
248 #define L2CAP_CONNECTION_RESPONSE_RESULT_ERTM_NOT_SUPPORTED 0x68
249 
250 // should be L2CAP_CONNECTION_RTX_TIMEOUT
251 #define L2CAP_CONNECTION_RESPONSE_RESULT_RTX_TIMEOUT       0x69
252 #define L2CAP_CONNECTION_BASEBAND_DISCONNECT               0x6A
253 #define L2CAP_SERVICE_ALREADY_REGISTERED                   0x6B
254 #define L2CAP_DATA_LEN_EXCEEDS_REMOTE_MTU                  0x6C
255 #define L2CAP_SERVICE_DOES_NOT_EXIST                       0x6D
256 #define L2CAP_LOCAL_CID_DOES_NOT_EXIST                     0x6E
257 
258 #define RFCOMM_MULTIPLEXER_STOPPED                         0x70
259 #define RFCOMM_CHANNEL_ALREADY_REGISTERED                  0x71
260 #define RFCOMM_NO_OUTGOING_CREDITS                         0x72
261 #define RFCOMM_AGGREGATE_FLOW_OFF                          0x73
262 #define RFCOMM_DATA_LEN_EXCEEDS_MTU                        0x74
263 
264 #define HFP_REMOTE_REJECTS_AUDIO_CONNECTION                0x7F
265 
266 #define SDP_HANDLE_ALREADY_REGISTERED                      0x80
267 #define SDP_QUERY_INCOMPLETE                               0x81
268 #define SDP_SERVICE_NOT_FOUND                              0x82
269 #define SDP_HANDLE_INVALID                                 0x83
270 #define SDP_QUERY_BUSY                                     0x84
271 
272 #define ATT_HANDLE_VALUE_INDICATION_IN_PROGRESS            0x90
273 #define ATT_HANDLE_VALUE_INDICATION_TIMEOUT                0x91
274 #define ATT_HANDLE_VALUE_INDICATION_DISCONNECT             0x92
275 
276 #define GATT_CLIENT_NOT_CONNECTED                          0x93
277 #define GATT_CLIENT_BUSY                                   0x94
278 #define GATT_CLIENT_IN_WRONG_STATE                         0x95
279 #define GATT_CLIENT_DIFFERENT_CONTEXT_FOR_ADDRESS_ALREADY_EXISTS 0x96
280 #define GATT_CLIENT_VALUE_TOO_LONG                         0x97
281 #define GATT_CLIENT_CHARACTERISTIC_NOTIFICATION_NOT_SUPPORTED 0x98
282 #define GATT_CLIENT_CHARACTERISTIC_INDICATION_NOT_SUPPORTED   0x99
283 
284 #define BNEP_SERVICE_ALREADY_REGISTERED                    0xA0
285 #define BNEP_CHANNEL_NOT_CONNECTED                         0xA1
286 #define BNEP_DATA_LEN_EXCEEDS_MTU                          0xA2
287 
288 // OBEX ERRORS
289 #define OBEX_UNKNOWN_ERROR                                 0xB0
290 #define OBEX_CONNECT_FAILED                                0xB1
291 #define OBEX_DISCONNECTED                                  0xB2
292 #define OBEX_NOT_FOUND                                     0xB3
293 #define OBEX_NOT_ACCEPTABLE                                0xB4
294 
295 #define MESH_ERROR_APPKEY_INDEX_INVALID                    0xD0
296 /* ENUM_END */
297 
298 
299 /* ENUM_START: AVRCP_BROWSING_ERROR_CODE */
300 #define AVRCP_BROWSING_ERROR_CODE_INVALID_COMMAND                     0x00  // Sent if TG received a PDU that it did not understand. Valid for All.
301 #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.
302 #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.
303 #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.
304 #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.
305 #define AVRCP_BROWSING_ERROR_CODE_UID_CHANGED                         0x05  // The UIDs on the device have changed. Valid for All.
306 #define AVRCP_BROWSING_ERROR_CODE_RESERVED_06                         0x06  // Valid for All.
307 #define AVRCP_BROWSING_ERROR_CODE_INVALID_DIRECTION                   0x07  // The Direction parameter is invalid. Valid for Change Path.
308 #define AVRCP_BROWSING_ERROR_CODE_NOT_A_DIRECTORY                     0x08  // The UID provided does not refer to a folder item. Valid for Change Path.
309 #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.
310 #define AVRCP_BROWSING_ERROR_CODE_INVALID_SCOPE                       0x0a  // The scope parameter is invalid. Valid for GetFolderItems, PlayItem, AddToNowPlayer, GetItemAttributes,.
311 #define AVRCP_BROWSING_ERROR_CODE_RANGE_OUT_OF_BOUNDS                 0x0b  // The start of range provided is not valid. Valid for GetFolderItems.
312 #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.
313 #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.
314 #define AVRCP_BROWSING_ERROR_CODE_NOW_PLAYING_LIST_FULL               0x0e  // No more items can be added to the Now Playing List. Valid for AddToNowPlaying.
315 #define AVRCP_BROWSING_ERROR_CODE_SEARCH_NOT_SUPPORTED                0x0f  // The Browsed Media Player does not support search. Valid for Search.
316 #define AVRCP_BROWSING_ERROR_CODE_SEARCH_IN_PROGRESS                  0x10  // A search operation is already in progress. Valid for Search.
317 #define AVRCP_BROWSING_ERROR_CODE_INVALID_PLAYER_ID                   0x11  // The specified Player Id does not refer to a valid player. Valid for SetAddressedPlayer, SetBrowsedPlayer.
318 #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.
319 #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.
320 #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.
321 #define AVRCP_BROWSING_ERROR_CODE_NO_AVAILABLE_PLAYERS                0x15  // Valid for All.
322 #define AVRCP_BROWSING_ERROR_CODE_ADDRESSED_PLAYER_CHANGED            0x16  // Valid for Register Notification.
323 // 0x17-0xff Reserved
324 /* ENUM_END */
325 
326 // HCI roles
327 typedef enum {
328     HCI_ROLE_MASTER = 0,
329     HCI_ROLE_SLAVE  = 1,
330     HCI_ROLE_INVALID = 0xff,
331 } hci_role_t;
332 
333 // packet sizes (max payload)
334 #define HCI_ACL_DM1_SIZE            17
335 #define HCI_ACL_DH1_SIZE            27
336 #define HCI_ACL_2DH1_SIZE           54
337 #define HCI_ACL_3DH1_SIZE           83
338 #define HCI_ACL_DM3_SIZE           121
339 #define HCI_ACL_DH3_SIZE           183
340 #define HCI_ACL_DM5_SIZE           224
341 #define HCI_ACL_DH5_SIZE           339
342 #define HCI_ACL_2DH3_SIZE          367
343 #define HCI_ACL_3DH3_SIZE          552
344 #define HCI_ACL_2DH5_SIZE          679
345 #define HCI_ACL_3DH5_SIZE         1021
346 
347 #define LE_ADVERTISING_DATA_SIZE    31
348 
349 // SCO Packet Types
350 #define SCO_PACKET_TYPES_NONE  0x0000
351 #define SCO_PACKET_TYPES_HV1   0x0001
352 #define SCO_PACKET_TYPES_HV3   0x0004
353 #define SCO_PACKET_TYPES_EV3   0x0008
354 #define SCO_PACKET_TYPES_2EV3  0x0040
355 #define SCO_PACKET_TYPES_ALL   0x03FF
356 
357 // Link Policy Settings
358 #define LM_LINK_POLICY_DISABLE_ALL_LM_MODES  0
359 #define LM_LINK_POLICY_ENABLE_ROLE_SWITCH    1
360 #define LM_LINK_POLICY_ENABLE_HOLD_MODE      2
361 #define LM_LINK_POLICY_ENABLE_SNIFF_MODE     4
362 
363 // ACL Connection Modes
364 #define ACL_CONNECTION_MODE_ACTIVE 0
365 #define ACL_CONNECTION_MODE_HOLD   1
366 #define ACL_CONNECTION_MODE_SNIFF  2
367 
368 /**
369  * Default INQ Mode
370  */
371 #define GAP_IAC_GENERAL_INQUIRY 0x9E8B33L // General/Unlimited Inquiry Access Code (GIAC)
372 #define GAP_IAC_LIMITED_INQUIRY 0x9E8B00L // Limited Dedicated Inquiry Access Code (LIAC)
373 
374 /**
375  * SSP IO Capabilities
376  */
377 #define SSP_IO_CAPABILITY_DISPLAY_ONLY   0
378 #define SSP_IO_CAPABILITY_DISPLAY_YES_NO 1
379 #define SSP_IO_CAPABILITY_KEYBOARD_ONLY  2
380 #define SSP_IO_CAPABILITY_NO_INPUT_NO_OUTPUT 3
381 #define SSP_IO_CAPABILITY_UNKNOWN 0xff
382 
383 
384 /**
385  * SSP Authentication Requirements, see IO Capability Request Reply Commmand
386  */
387 
388 // Numeric comparison with automatic accept allowed.
389 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_NO_BONDING 0x00
390 
391 // Use IO Capabilities to deter- mine authentication procedure
392 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_NO_BONDING 0x01
393 
394 // Numeric compar- ison with automatic accept allowed.
395 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_DEDICATED_BONDING 0x02
396 
397 // Use IO Capabilities to determine authentication procedure
398 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_DEDICATED_BONDING 0x03
399 
400 // Numeric Compari- son with automatic accept allowed.
401 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_GENERAL_BONDING 0x04
402 
403 // Use IO capabilities to determine authentication procedure.
404 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_GENERAL_BONDING 0x05
405 
406 
407 // OGFs
408 #define OGF_LINK_CONTROL          0x01
409 #define OGF_LINK_POLICY           0x02
410 #define OGF_CONTROLLER_BASEBAND   0x03
411 #define OGF_INFORMATIONAL_PARAMETERS 0x04
412 #define OGF_STATUS_PARAMETERS     0x05
413 #define OGF_TESTING               0x06
414 #define OGF_LE_CONTROLLER 0x08
415 #define OGF_VENDOR  0x3f
416 
417 
418 
419 
420 /**
421  * L2CAP Layer
422  */
423 
424 #define L2CAP_HEADER_SIZE 4
425 
426 // minimum signaling MTU
427 #define L2CAP_MINIMAL_MTU 48
428 #define L2CAP_DEFAULT_MTU 672
429 
430 // Minimum/default MTU
431 #define L2CAP_LE_DEFAULT_MTU  23
432 
433 // L2CAP Fixed Channel IDs
434 #define L2CAP_CID_SIGNALING                        0x0001
435 #define L2CAP_CID_CONNECTIONLESS_CHANNEL           0x0002
436 #define L2CAP_CID_ATTRIBUTE_PROTOCOL               0x0004
437 #define L2CAP_CID_SIGNALING_LE                     0x0005
438 #define L2CAP_CID_SECURITY_MANAGER_PROTOCOL        0x0006
439 
440 /**
441  * SDP Protocol
442  */
443 
444 // Device Vendor ID Sources
445 #define DEVICE_ID_VENDOR_ID_SOURCE_BLUETOOTH 0x0001
446 #define DEVICE_ID_VENDOR_ID_SOURCE_USB       0x0002
447 
448 // OBEX
449 #define SDP_vCard_2_1       0x01
450 #define SDP_vCard_3_0       0x02
451 #define SDP_vCal_1_0        0x03
452 #define SDP_iCal_2_0        0x04
453 #define SDP_vNote           0x05
454 #define SDP_vMessage        0x06
455 #define SDP_OBEXFileTypeAny 0xFF
456 
457 /**
458  * RFCOMM Protocol
459  */
460 
461 // Line Status
462 #define LINE_STATUS_NO_ERROR       0x00
463 #define LINE_STATUS_OVERRUN_ERROR  0x03
464 #define LINE_STATUS_PARITY_ERORR   0x05
465 #define LINE_STATUS_FRAMING_ERROR  0x09
466 
467 // Modem Status Flags
468 #define MODEM_STATUS_FC   0x02
469 #define MODEM_STATUS_RTC  0x04
470 #define MODEM_STATUS_RTR  0x08
471 #define MODEM_STATUS_IC   0x40
472 #define MODEM_STATUS_DV   0x80
473 
474 typedef enum rpn_baud {
475     RPN_BAUD_2400 = 0,
476     RPN_BAUD_4800,
477     RPN_BAUD_7200,
478     RPN_BAUD_9600,
479     RPN_BAUD_19200,
480     RPN_BAUD_38400,
481     RPN_BAUD_57600,
482     RPN_BAUD_115200,
483     RPN_BAUD_230400
484 } rpn_baud_t;
485 
486 typedef enum rpn_data_bits {
487     RPN_DATA_BITS_5 = 0,
488     RPN_DATA_BITS_6 = 0,
489     RPN_DATA_BITS_7 = 0,
490     RPN_DATA_BITS_8 = 0
491 } rpn_data_bits_t;
492 
493 typedef enum rpn_stop_bits {
494     RPN_STOP_BITS_1_0 = 0,
495     RPN_STOP_BITS_1_5
496 } rpn_stop_bits_t;
497 
498 typedef enum rpn_parity {
499     RPN_PARITY_NONE  = 0,
500     RPN_PARITY_ODD   = 1,
501     RPN_PARITY_EVEN  = 3,
502     RPN_PARITY_MARK  = 5,
503     RPN_PARITY_SPACE = 7,
504 } rpn_parity_t;
505 
506 typedef enum rpn_flow_control {
507     RPN_FLOW_CONTROL_XONXOFF_ON_INPUT  = 1 << 0,
508     RPN_FLOW_CONTROL_XONXOFF_ON_OUTPUT = 1 << 1,
509     RPN_FLOW_CONTROL_RTR_ON_INPUT  = 1 << 2,
510     RPN_FLOW_CONTROL_RTR_ON_OUTPUT = 1 << 3,
511     RPN_FLOW_CONTROL_RTC_ON_INPUT  = 1 << 4,
512     RPN_FLOW_CONTROL_RTC_ON_OUTPUT = 1 << 5,
513 } rpn_flow_control_t;
514 
515 #define RPN_PARAM_MASK_0_BAUD             0x01
516 #define RPN_PARAM_MASK_0_DATA_BITS        0x02
517 #define RPN_PARAM_MASK_0_STOP_BITS        0x04
518 #define RPN_PARAM_MASK_0_PARITY           0x08
519 #define RPN_PARAM_MASK_0_PARITY_TYPE      0x10
520 #define RPN_PARAM_MASK_0_XON_CHAR         0x20
521 #define RPN_PARAM_MASK_0_XOFF_CHAR        0x40
522 #define RPN_PARAM_MASK_0_RESERVED         0x80
523 
524 // @note: values are identical to rpn_flow_control_t
525 #define RPN_PARAM_MASK_1_XONOFF_ON_INPUT  0x01
526 #define RPN_PARAM_MASK_1_XONOFF_ON_OUTPUT 0x02
527 #define RPN_PARAM_MASK_1_RTR_ON_INPUT     0x04
528 #define RPN_PARAM_MASK_1_RTR_ON_OUTPUT    0x08
529 #define RPN_PARAM_MASK_1_RTC_ON_INPUT     0x10
530 #define RPN_PARAM_MASK_1_RTC_ON_OUTPUT    0x20
531 #define RPN_PARAM_MASK_1_RESERVED_0       0x40
532 #define RPN_PARAM_MASK_1_RESERVED_1       0x80
533 
534 /**
535  * BNEP Protocol
536  */
537 
538 #ifndef ETHER_ADDR_LEN
539 #define ETHER_ADDR_LEN 6
540 #endif
541 
542 #ifndef ETHERTYPE_VLAN
543 #define ETHERTYPE_VLAN                                  0x8100 /* IEEE 802.1Q VLAN tag */
544 #endif
545 
546 #define BNEP_MTU_MIN                                    1691
547 
548 
549 /**
550  * PAN Profile
551  */
552 
553 typedef enum {
554     BNEP_SECURITY_NONE = 0x0000,
555     BNEP_SECURITY_SERVICE_LEVEL_ENFORCED,
556     BNEP_SECURITY_802_1X
557 } security_description_t;
558 
559 typedef enum {
560     PAN_NET_ACCESS_TYPE_PSTN = 0x0000,
561     PAN_NET_ACCESS_TYPE_ISDN,
562     PAN_NET_ACCESS_TYPE_DSL,
563     PAN_NET_ACCESS_TYPE_CABLE_MODEM,
564     PAN_NET_ACCESS_TYPE_10MB_ETHERNET,
565     PAN_NET_ACCESS_TYPE_100MB_ETHERNET,
566     PAN_NET_ACCESS_TYPE_4MB_TOKEN_RING,
567     PAN_NET_ACCESS_TYPE_16MB_TOKEN_RING,
568     PAN_NET_ACCESS_TYPE_100MB_TOKEN_RING,
569     PAN_NET_ACCESS_TYPE_FDDI,
570     PAN_NET_ACCESS_TYPE_GSM,
571     PAN_NET_ACCESS_TYPE_CDMA,
572     PAN_NET_ACCESS_TYPE_GPRS,
573     PAN_NET_ACCESS_TYPE_3G,
574     PAN_NET_ACCESS_TYPE_CELULAR,
575     PAN_NET_ACCESS_TYPE_OTHER = 0xFFFE,
576     PAN_NET_ACCESS_TYPE_NONE
577 } net_access_type_t;
578 
579 /**
580  * ATT
581  */
582 
583 // Minimum/default MTU
584 #define ATT_DEFAULT_MTU               23
585 
586 // MARK: ATT Error Codes
587 #define ATT_ERROR_SUCCESS                          0x00
588 #define ATT_ERROR_INVALID_HANDLE                   0x01
589 #define ATT_ERROR_READ_NOT_PERMITTED               0x02
590 #define ATT_ERROR_WRITE_NOT_PERMITTED              0x03
591 #define ATT_ERROR_INVALID_PDU                      0x04
592 #define ATT_ERROR_INSUFFICIENT_AUTHENTICATION      0x05
593 #define ATT_ERROR_REQUEST_NOT_SUPPORTED            0x06
594 #define ATT_ERROR_INVALID_OFFSET                   0x07
595 #define ATT_ERROR_INSUFFICIENT_AUTHORIZATION       0x08
596 #define ATT_ERROR_PREPARE_QUEUE_FULL               0x09
597 #define ATT_ERROR_ATTRIBUTE_NOT_FOUND              0x0a
598 #define ATT_ERROR_ATTRIBUTE_NOT_LONG               0x0b
599 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION_KEY_SIZE 0x0c
600 #define ATT_ERROR_INVALID_ATTRIBUTE_VALUE_LENGTH   0x0d
601 #define ATT_ERROR_UNLIKELY_ERROR                   0x0e
602 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION          0x0f
603 #define ATT_ERROR_UNSUPPORTED_GROUP_TYPE           0x10
604 #define ATT_ERROR_INSUFFICIENT_RESOURCES           0x11
605 
606 // MARK: ATT Error Codes defined by BTstack
607 #define ATT_ERROR_HCI_DISCONNECT_RECEIVED          0x1f
608 #define ATT_ERROR_BONDING_INFORMATION_MISSING      0x70
609 #define ATT_ERROR_DATA_MISMATCH                    0x7e
610 #define ATT_ERROR_TIMEOUT                          0x7F
611 #define ATT_ERROR_WRITE_RESPONSE_PENDING           0x100
612 
613 // MARK: ATT Error Codes from Cycling Power Service spec
614 #define CYCLING_POWER_ERROR_CODE_INAPPROPRIATE_CONNECTION_PARAMETERS                          0x80
615 #define CYCLING_POWER_ERROR_CODE_PROCEDURE_ALREADY_IN_PROGRESS                                0xFE
616 #define CYCLING_POWER_ERROR_CODE_CCC_DESCRIPTOR_IMPROPERLY_CONFIGURED                         0xFD
617 
618 // MARK: ATT Error Codes from Cycling Speed and Cadence Service spec
619 #define CYCLING_SPEED_AND_CADENCE_ERROR_CODE_PROCEDURE_ALREADY_IN_PROGRESS                    0x80
620 #define CYCLING_SPEED_AND_CADENCE_ERROR_CODE_CCC_DESCRIPTOR_IMPROPERLY_CONFIGURED             0x81
621 
622 
623 // MARK: Attribute Property Flags
624 #define ATT_PROPERTY_BROADCAST           0x01
625 #define ATT_PROPERTY_READ                0x02
626 #define ATT_PROPERTY_WRITE_WITHOUT_RESPONSE 0x04
627 #define ATT_PROPERTY_WRITE               0x08
628 #define ATT_PROPERTY_NOTIFY              0x10
629 #define ATT_PROPERTY_INDICATE            0x20
630 #define ATT_PROPERTY_AUTHENTICATED_SIGNED_WRITE 0x40
631 #define ATT_PROPERTY_EXTENDED_PROPERTIES 0x80
632 
633 // MARK: Attribute Property Flag, BTstack extension
634 // value is asked from client
635 #define ATT_PROPERTY_DYNAMIC             0x100
636 
637 // Security levels
638 #define ATT_SECURITY_NONE 0
639 #define ATT_SECURITY_ENCRYPTED 1
640 #define ATT_SECURITY_AUTHENTICATED 2
641 #define ATT_SECURITY_AUTHORIZED 3
642 #define ATT_SECURITY_AUTHENTICATED_SC 4
643 
644 // ATT Transaction Timeout of 30 seconds for Command/Response or Indication/Confirmation
645 #define ATT_TRANSACTION_TIMEOUT_MS     30000
646 
647 #define ATT_TRANSACTION_MODE_NONE      0x0
648 #define ATT_TRANSACTION_MODE_ACTIVE    0x1
649 #define ATT_TRANSACTION_MODE_EXECUTE   0x2
650 #define ATT_TRANSACTION_MODE_CANCEL    0x3
651 #define ATT_TRANSACTION_MODE_VALIDATE  0x4
652 
653 // MARK: GATT UUIDs
654 #define GATT_PRIMARY_SERVICE_UUID                   0x2800
655 #define GATT_SECONDARY_SERVICE_UUID                 0x2801
656 #define GATT_INCLUDE_SERVICE_UUID                   0x2802
657 #define GATT_CHARACTERISTICS_UUID                   0x2803
658 #define GATT_CHARACTERISTIC_EXTENDED_PROPERTIES     0x2900
659 #define GATT_CHARACTERISTIC_USER_DESCRIPTION        0x2901
660 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION   0x2902
661 #define GATT_SERVER_CHARACTERISTICS_CONFIGURATION   0x2903
662 #define GATT_CHARACTERISTIC_PRESENTATION_FORMAT     0x2904
663 #define GATT_CHARACTERISTIC_AGGREGATE_FORMAT        0x2905
664 
665 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NONE          0
666 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NOTIFICATION  1
667 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_INDICATION    2
668 
669 #define GATT_CLIENT_ANY_CONNECTION      0xffff
670 #define GATT_CLIENT_ANY_VALUE_HANDLE    0x0000
671 
672 // GAP Service and Characteristics
673 #define GAP_SERVICE_UUID               0x1800
674 #define GAP_DEVICE_NAME_UUID           0x2a00
675 #define GAP_APPEARANCE_UUID            0x2a01
676 #define GAP_PERIPHERAL_PRIVACY_FLAG    0x2a02
677 #define GAP_RECONNECTION_ADDRESS_UUID  0x2a03
678 #define GAP_PERIPHERAL_PREFERRED_CONNECTION_PARAMETERS_UUID 0x2a04
679 #define GAP_SERVICE_CHANGED            0x2a05
680 
681 // Bluetooth GATT types
682 
683 typedef struct {
684     uint16_t year;      // 0 - year  is not known; or [1582,9999]
685     uint8_t  month;     // 0 - month is not known; or [1,12]
686     uint8_t  day;       // 0 - day   is not known; or [1,31]
687     uint8_t  hours;     // [0,23]
688     uint8_t  minutes;   // [0,59]
689     uint8_t  seconds;   // [0,59]
690 } gatt_date_time_t;
691 
692 /**
693  * SM - LE Security Manager
694  */
695 // Bluetooth Spec definitions
696 typedef enum {
697     SM_CODE_PAIRING_REQUEST = 0X01,
698     SM_CODE_PAIRING_RESPONSE,
699     SM_CODE_PAIRING_CONFIRM,
700     SM_CODE_PAIRING_RANDOM,
701     SM_CODE_PAIRING_FAILED,
702     SM_CODE_ENCRYPTION_INFORMATION,
703     SM_CODE_MASTER_IDENTIFICATION,
704     SM_CODE_IDENTITY_INFORMATION,
705     SM_CODE_IDENTITY_ADDRESS_INFORMATION,
706     SM_CODE_SIGNING_INFORMATION,
707     SM_CODE_SECURITY_REQUEST,
708     SM_CODE_PAIRING_PUBLIC_KEY,
709     SM_CODE_PAIRING_DHKEY_CHECK,
710     SM_CODE_KEYPRESS_NOTIFICATION,
711 } SECURITY_MANAGER_COMMANDS;
712 
713 // IO Capability Values
714 typedef enum {
715     IO_CAPABILITY_DISPLAY_ONLY = 0,
716     IO_CAPABILITY_DISPLAY_YES_NO,
717     IO_CAPABILITY_KEYBOARD_ONLY,
718     IO_CAPABILITY_NO_INPUT_NO_OUTPUT,
719     IO_CAPABILITY_KEYBOARD_DISPLAY, // not used by secure simple pairing
720 } io_capability_t;
721 
722 // Authentication requirement flags
723 #define SM_AUTHREQ_NO_BONDING        0x00
724 #define SM_AUTHREQ_BONDING           0x01
725 #define SM_AUTHREQ_MITM_PROTECTION   0x04
726 #define SM_AUTHREQ_SECURE_CONNECTION 0x08
727 #define SM_AUTHREQ_KEYPRESS          0x10
728 #define SM_AUTHREQ_CT2               0x20
729 
730 // Key distribution flags used by spec
731 #define SM_KEYDIST_ENC_KEY  0x01
732 #define SM_KEYDIST_ID_KEY   0x02
733 #define SM_KEYDIST_SIGN     0x04
734 #define SM_KEYDIST_LINK_KEY 0x08
735 
736 // Key distribution flags used internally
737 #define SM_KEYDIST_FLAG_ENCRYPTION_INFORMATION       0x01
738 #define SM_KEYDIST_FLAG_MASTER_IDENTIFICATION        0x02
739 #define SM_KEYDIST_FLAG_IDENTITY_INFORMATION         0x04
740 #define SM_KEYDIST_FLAG_IDENTITY_ADDRESS_INFORMATION 0x08
741 #define SM_KEYDIST_FLAG_SIGNING_IDENTIFICATION       0x10
742 
743 // STK Generation Methods
744 #define SM_STK_GENERATION_METHOD_JUST_WORKS          0x01
745 #define SM_STK_GENERATION_METHOD_OOB                 0x02
746 #define SM_STK_GENERATION_METHOD_PASSKEY             0x04
747 #define SM_STK_GENERATION_METHOD_NUMERIC_COMPARISON  0x08
748 
749 // Pairing Failed Reasons
750 #define SM_REASON_RESERVED                     0x00
751 #define SM_REASON_PASSKEY_ENTRY_FAILED         0x01
752 #define SM_REASON_OOB_NOT_AVAILABLE            0x02
753 #define SM_REASON_AUTHENTHICATION_REQUIREMENTS 0x03
754 #define SM_REASON_CONFIRM_VALUE_FAILED         0x04
755 #define SM_REASON_PAIRING_NOT_SUPPORTED        0x05
756 #define SM_REASON_ENCRYPTION_KEY_SIZE          0x06
757 #define SM_REASON_COMMAND_NOT_SUPPORTED        0x07
758 #define SM_REASON_UNSPECIFIED_REASON           0x08
759 #define SM_REASON_REPEATED_ATTEMPTS            0x09
760 #define SM_REASON_INVALID_PARAMETERS           0x0a
761 #define SM_REASON_DHKEY_CHECK_FAILED           0x0b
762 #define SM_REASON_NUMERIC_COMPARISON_FAILED    0x0c
763 
764 // also, invalid parameters
765 // and reserved
766 
767 // Keypress Notifications
768 #define SM_KEYPRESS_PASSKEY_ENTRY_STARTED      0x00
769 #define SM_KEYPRESS_PASSKEY_DIGIT_ENTERED      0x01
770 #define SM_KEYPRESS_PASSKEY_DIGIT_ERASED       0x02
771 #define SM_KEYPRESS_PASSKEY_CLEARED            0x03
772 #define SM_KEYPRESS_PASSKEY_ENTRY_COMPLETED    0x04
773 
774 
775 #endif
776