xref: /btstack/src/bluetooth.h (revision cfd54eb73cd29e7bf738f261fb454a84a1bb66b0)
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 
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 Extended Inquiry Response
104  */
105 #define EXTENDED_INQUIRY_RESPONSE_DATA_LEN 240
106 
107 /**
108  * @brief Inquiry modes
109  */
110 typedef enum {
111   INQUIRY_MODE_STANDARD = 0,
112   INQUIRY_MODE_RSSI,
113   INQUIRY_MODE_RSSI_AND_EIR,
114 } inquiry_mode_t;
115 
116 
117 /**
118  * HCI Transport
119  */
120 
121 /**
122  * packet types - used in BTstack and over the H4 UART interface
123  */
124 #define HCI_COMMAND_DATA_PACKET 0x01
125 #define HCI_ACL_DATA_PACKET     0x02
126 #define HCI_SCO_DATA_PACKET     0x03
127 #define HCI_EVENT_PACKET        0x04
128 
129 /**
130  * HCI Layer
131  */
132 
133 //
134 // Error Codes rfom Bluetooth Core Specification
135 //
136 
137 /* ENUM_START: BLUETOOTH_ERROR_CODE */
138 #define ERROR_CODE_SUCCESS                                 0x00
139 #define ERROR_CODE_UNKNOWN_HCI_COMMAND                     0x01
140 #define ERROR_CODE_UNKNOWN_CONNECTION_IDENTIFIER           0x02
141 #define ERROR_CODE_HARDWARE_FAILURE                        0x03
142 #define ERROR_CODE_PAGE_TIMEOUT                            0x04
143 #define ERROR_CODE_AUTHENTICATION_FAILURE                  0x05
144 #define ERROR_CODE_PIN_OR_KEY_MISSING                      0x06
145 #define ERROR_CODE_MEMORY_CAPACITY_EXCEEDED                0x07
146 #define ERROR_CODE_CONNECTION_TIMEOUT                      0x08
147 #define ERROR_CODE_CONNECTION_LIMIT_EXCEEDED               0x09
148 #define ERROR_CODE_SYNCHRONOUS_CONNECTION_LIMIT_TO_A_DEVICE_EXCEEDED  0x0A
149 #define ERROR_CODE_ACL_CONNECTION_ALREADY_EXISTS           0x0B
150 #define ERROR_CODE_COMMAND_DISALLOWED                      0x0C
151 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_LIMITED_RESOURCES 0x0D
152 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_SECURITY_REASONS  0x0E
153 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_UNACCEPTABLE_BD_ADDR 0x0F
154 #define ERROR_CODE_CONNECTION_ACCEPT_TIMEOUT_EXCEEDED      0x10
155 #define ERROR_CODE_UNSUPPORTED_FEATURE_OR_PARAMETER_VALUE  0x11
156 #define ERROR_CODE_INVALID_HCI_COMMAND_PARAMETERS          0x12
157 #define ERROR_CODE_REMOTE_USER_TERMINATED_CONNECTION       0x13
158 #define ERROR_CODE_REMOTE_DEVICE_TERMINATED_CONNECTION_DUE_TO_LOW_RESOURCES 0x14
159 #define ERROR_CODE_REMOTE_DEVICE_TERMINATED_CONNECTION_DUE_TO_POWER_OFF     0x15
160 #define ERROR_CODE_CONNECTION_TERMINATED_BY_LOCAL_HOST     0x16
161 #define ERROR_CODE_REPEATED_ATTEMPTS                       0x17
162 #define ERROR_CODE_PAIRING_NOT_ALLOWED                     0x18
163 #define ERROR_CODE_UNKNOWN_LMP_PDU                         0x19
164 #define ERROR_CODE_UNSUPPORTED_REMOTE_FEATURE_UNSUPPORTED_LMP_FEATURE 0x1A
165 #define ERROR_CODE_SCO_OFFSET_REJECTED                     0x1B
166 #define ERROR_CODE_SCO_INTERVAL_REJECTED                   0x1C
167 #define ERROR_CODE_SCO_AIR_MODE_REJECTED                   0x1D
168 #define ERROR_CODE_INVALID_LMP_PARAMETERS_INVALID_LL_PARAMETERS 0x1E
169 #define ERROR_CODE_UNSPECIFIED_ERROR                       0x1F
170 #define ERROR_CODE_UNSUPPORTED_LMP_PARAMETER_VALUE_UNSUPPORTED_LL_PARAMETER_VALUE 0x20
171 #define ERROR_CODE_ROLE_CHANGE_NOT_ALLOWED                 0x21
172 #define ERROR_CODE_LMP_RESPONSE_TIMEOUT_LL_RESPONSE_TIMEOUT 0x22
173 #define ERROR_CODE_LMP_ERROR_TRANSACTION_COLLISION         0x23
174 #define ERROR_CODE_LMP_PDU_NOT_ALLOWED                     0x24
175 #define ERROR_CODE_ENCRYPTION_MODE_NOT_ACCEPTABLE          0x25
176 #define ERROR_CODE_LINK_KEY_CANNOT_BE_CHANGED              0x26
177 #define ERROR_CODE_REQUESTED_QOS_NOT_SUPPORTED             0x27
178 #define ERROR_CODE_INSTANT_PASSED                          0x28
179 #define ERROR_CODE_PAIRING_WITH_UNIT_KEY_NOT_SUPPORTED     0x29
180 #define ERROR_CODE_DIFFERENT_TRANSACTION_COLLISION         0x2A
181 #define ERROR_CODE_RESERVED                                0x2B
182 #define ERROR_CODE_QOS_UNACCEPTABLE_PARAMETER              0x2C
183 #define ERROR_CODE_QOS_REJECTED                            0x2D
184 #define ERROR_CODE_CHANNEL_CLASSIFICATION_NOT_SUPPORTED    0x2E
185 #define ERROR_CODE_INSUFFICIENT_SECURITY                   0x2F
186 #define ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE        0x30
187 // #define ERROR_CODE_RESERVED
188 #define ERROR_CODE_ROLE_SWITCH_PENDING                     0x32
189 // #define ERROR_CODE_RESERVED
190 #define ERROR_CODE_RESERVED_SLOT_VIOLATION                 0x34
191 #define ERROR_CODE_ROLE_SWITCH_FAILED                      0x35
192 #define ERROR_CODE_EXTENDED_INQUIRY_RESPONSE_TOO_LARGE     0x36
193 #define ERROR_CODE_SECURE_SIMPLE_PAIRING_NOT_SUPPORTED_BY_HOST 0x37
194 #define ERROR_CODE_HOST_BUSY_PAIRING                       0x38
195 #define ERROR_CODE_CONNECTION_REJECTED_DUE_TO_NO_SUITABLE_CHANNEL_FOUND 0x39
196 #define ERROR_CODE_CONTROLLER_BUSY                         0x3A
197 #define ERROR_CODE_UNACCEPTABLE_CONNECTION_PARAMETERS      0x3B
198 #define ERROR_CODE_DIRECTED_ADVERTISING_TIMEOUT            0x3C
199 #define ERROR_CODE_CONNECTION_TERMINATED_DUE_TO_MIC_FAILURE 0x3D
200 #define ERROR_CODE_CONNECTION_FAILED_TO_BE_ESTABLISHED     0x3E
201 #define ERROR_CODE_MAC_CONNECTION_FAILED                   0x3F
202 #define ERROR_CODE_COARSE_CLOCK_ADJUSTMENT_REJECTED_BUT_WILL_TRY_TO_ADJUST_USING_CLOCK_DRAGGING 0x40
203 
204 // BTstack defined ERRORS, mapped into BLuetooth status code range
205 
206 #define BTSTACK_CONNECTION_TO_BTDAEMON_FAILED              0x50
207 #define BTSTACK_ACTIVATION_FAILED_SYSTEM_BLUETOOTH         0x51
208 #define BTSTACK_ACTIVATION_POWERON_FAILED                  0x52
209 #define BTSTACK_ACTIVATION_FAILED_UNKNOWN                  0x53
210 #define BTSTACK_NOT_ACTIVATED                              0x54
211 #define BTSTACK_BUSY                                       0x55
212 #define BTSTACK_MEMORY_ALLOC_FAILED                        0x56
213 #define BTSTACK_ACL_BUFFERS_FULL                           0x57
214 
215 // l2cap errors - enumeration by the command that created them
216 #define L2CAP_COMMAND_REJECT_REASON_COMMAND_NOT_UNDERSTOOD 0x60
217 #define L2CAP_COMMAND_REJECT_REASON_SIGNALING_MTU_EXCEEDED 0x61
218 #define L2CAP_COMMAND_REJECT_REASON_INVALID_CID_IN_REQUEST 0x62
219 
220 #define L2CAP_CONNECTION_RESPONSE_RESULT_SUCCESSFUL        0x63
221 #define L2CAP_CONNECTION_RESPONSE_RESULT_PENDING           0x64
222 #define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_PSM       0x65
223 #define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_SECURITY  0x66
224 #define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_RESOURCES 0x67
225 #define L2CAP_CONNECTION_RESPONSE_RESULT_ERTM_NOT_SUPPORTED 0x68
226 
227 // should be L2CAP_CONNECTION_RTX_TIMEOUT
228 #define L2CAP_CONNECTION_RESPONSE_RESULT_RTX_TIMEOUT       0x69
229 #define L2CAP_CONNECTION_BASEBAND_DISCONNECT               0x6A
230 #define L2CAP_SERVICE_ALREADY_REGISTERED                   0x6B
231 #define L2CAP_DATA_LEN_EXCEEDS_REMOTE_MTU                  0x6C
232 #define L2CAP_SERVICE_DOES_NOT_EXIST                       0x6D
233 #define L2CAP_LOCAL_CID_DOES_NOT_EXIST                     0x6E
234 
235 #define RFCOMM_MULTIPLEXER_STOPPED                         0x70
236 #define RFCOMM_CHANNEL_ALREADY_REGISTERED                  0x71
237 #define RFCOMM_NO_OUTGOING_CREDITS                         0x72
238 #define RFCOMM_AGGREGATE_FLOW_OFF                          0x73
239 #define RFCOMM_DATA_LEN_EXCEEDS_MTU                        0x74
240 
241 #define HFP_REMOTE_REJECTS_AUDIO_CONNECTION                0x7F
242 
243 #define SDP_HANDLE_ALREADY_REGISTERED                      0x80
244 #define SDP_QUERY_INCOMPLETE                               0x81
245 #define SDP_SERVICE_NOT_FOUND                              0x82
246 #define SDP_HANDLE_INVALID                                 0x83
247 #define SDP_QUERY_BUSY                                     0x84
248 
249 #define ATT_HANDLE_VALUE_INDICATION_IN_PROGRESS            0x90
250 #define ATT_HANDLE_VALUE_INDICATION_TIMEOUT                0x91
251 #define ATT_HANDLE_VALUE_INDICATION_DISCONNECT             0x92
252 
253 #define GATT_CLIENT_NOT_CONNECTED                          0x93
254 #define GATT_CLIENT_BUSY                                   0x94
255 #define GATT_CLIENT_IN_WRONG_STATE                         0x95
256 #define GATT_CLIENT_DIFFERENT_CONTEXT_FOR_ADDRESS_ALREADY_EXISTS 0x96
257 #define GATT_CLIENT_VALUE_TOO_LONG                         0x97
258 #define GATT_CLIENT_CHARACTERISTIC_NOTIFICATION_NOT_SUPPORTED 0x98
259 #define GATT_CLIENT_CHARACTERISTIC_INDICATION_NOT_SUPPORTED   0x99
260 
261 #define BNEP_SERVICE_ALREADY_REGISTERED                    0xA0
262 #define BNEP_CHANNEL_NOT_CONNECTED                         0xA1
263 #define BNEP_DATA_LEN_EXCEEDS_MTU                          0xA2
264 
265 // OBEX ERRORS
266 #define OBEX_UNKNOWN_ERROR                                 0xB0
267 #define OBEX_CONNECT_FAILED                                0xB1
268 #define OBEX_DISCONNECTED                                  0xB2
269 #define OBEX_NOT_FOUND                                     0xB3
270 #define OBEX_NOT_ACCEPTABLE                                0xB4
271 
272 #define MESH_ERROR_APPKEY_INDEX_INVALID                    0xD0
273 /* ENUM_END */
274 
275 
276 /* ENUM_START: AVRCP_BROWSING_ERROR_CODE */
277 #define AVRCP_BROWSING_ERROR_CODE_INVALID_COMMAND                     0x00  // Sent if TG received a PDU that it did not understand. Valid for All.
278 #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.
279 #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.
280 #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.
281 #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.
282 #define AVRCP_BROWSING_ERROR_CODE_UID_CHANGED                         0x05  // The UIDs on the device have changed. Valid for All.
283 #define AVRCP_BROWSING_ERROR_CODE_RESERVED_06                         0x06  // Valid for All.
284 #define AVRCP_BROWSING_ERROR_CODE_INVALID_DIRECTION                   0x07  // The Direction parameter is invalid. Valid for Change Path.
285 #define AVRCP_BROWSING_ERROR_CODE_NOT_A_DIRECTORY                     0x08  // The UID provided does not refer to a folder item. Valid for Change Path.
286 #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.
287 #define AVRCP_BROWSING_ERROR_CODE_INVALID_SCOPE                       0x0a  // The scope parameter is invalid. Valid for GetFolderItems, PlayItem, AddToNowPlayer, GetItemAttributes,.
288 #define AVRCP_BROWSING_ERROR_CODE_RANGE_OUT_OF_BOUNDS                 0x0b  // The start of range provided is not valid. Valid for GetFolderItems.
289 #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.
290 #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.
291 #define AVRCP_BROWSING_ERROR_CODE_NOW_PLAYING_LIST_FULL               0x0e  // No more items can be added to the Now Playing List. Valid for AddToNowPlaying.
292 #define AVRCP_BROWSING_ERROR_CODE_SEARCH_NOT_SUPPORTED                0x0f  // The Browsed Media Player does not support search. Valid for Search.
293 #define AVRCP_BROWSING_ERROR_CODE_SEARCH_IN_PROGRESS                  0x10  // A search operation is already in progress. Valid for Search.
294 #define AVRCP_BROWSING_ERROR_CODE_INVALID_PLAYER_ID                   0x11  // The specified Player Id does not refer to a valid player. Valid for SetAddressedPlayer, SetBrowsedPlayer.
295 #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.
296 #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.
297 #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.
298 #define AVRCP_BROWSING_ERROR_CODE_NO_AVAILABLE_PLAYERS                0x15  // Valid for All.
299 #define AVRCP_BROWSING_ERROR_CODE_ADDRESSED_PLAYER_CHANGED            0x16  // Valid for Register Notification.
300 // 0x17-0xff Reserved
301 /* ENUM_END */
302 
303 // HCI roles
304 typedef enum {
305     HCI_ROLE_MASTER = 0,
306     HCI_ROLE_SLAVE  = 1,
307     HCI_ROLE_INVALID = 0xff,
308 } hci_role_t;
309 
310 // packet sizes (max payload)
311 #define HCI_ACL_DM1_SIZE            17
312 #define HCI_ACL_DH1_SIZE            27
313 #define HCI_ACL_2DH1_SIZE           54
314 #define HCI_ACL_3DH1_SIZE           83
315 #define HCI_ACL_DM3_SIZE           121
316 #define HCI_ACL_DH3_SIZE           183
317 #define HCI_ACL_DM5_SIZE           224
318 #define HCI_ACL_DH5_SIZE           339
319 #define HCI_ACL_2DH3_SIZE          367
320 #define HCI_ACL_3DH3_SIZE          552
321 #define HCI_ACL_2DH5_SIZE          679
322 #define HCI_ACL_3DH5_SIZE         1021
323 
324 #define LE_ADVERTISING_DATA_SIZE    31
325 
326 // SCO Packet Types
327 #define SCO_PACKET_TYPES_NONE  0x0000
328 #define SCO_PACKET_TYPES_HV1   0x0001
329 #define SCO_PACKET_TYPES_HV3   0x0004
330 #define SCO_PACKET_TYPES_EV3   0x0008
331 #define SCO_PACKET_TYPES_2EV3  0x0040
332 #define SCO_PACKET_TYPES_ALL   0x03FF
333 
334 // Link Policy Settings
335 #define LM_LINK_POLICY_DISABLE_ALL_LM_MODES  0
336 #define LM_LINK_POLICY_ENABLE_ROLE_SWITCH    1
337 #define LM_LINK_POLICY_ENABLE_HOLD_MODE      2
338 #define LM_LINK_POLICY_ENABLE_SNIFF_MODE     4
339 
340 // ACL Connection Modes
341 #define ACL_CONNECTION_MODE_ACTIVE 0
342 #define ACL_CONNECTION_MODE_HOLD   1
343 #define ACL_CONNECTION_MODE_SNIFF  2
344 
345 /**
346  * Default INQ Mode
347  */
348 #define GAP_IAC_GENERAL_INQUIRY 0x9E8B33L // General/Unlimited Inquiry Access Code (GIAC)
349 #define GAP_IAC_LIMITED_INQUIRY 0x9E8B00L // Limited Dedicated Inquiry Access Code (LIAC)
350 
351 /**
352  * SSP IO Capabilities
353  */
354 #define SSP_IO_CAPABILITY_DISPLAY_ONLY   0
355 #define SSP_IO_CAPABILITY_DISPLAY_YES_NO 1
356 #define SSP_IO_CAPABILITY_KEYBOARD_ONLY  2
357 #define SSP_IO_CAPABILITY_NO_INPUT_NO_OUTPUT 3
358 #define SSP_IO_CAPABILITY_UNKNOWN 0xff
359 
360 
361 /**
362  * SSP Authentication Requirements, see IO Capability Request Reply Commmand
363  */
364 
365 // Numeric comparison with automatic accept allowed.
366 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_NO_BONDING 0x00
367 
368 // Use IO Capabilities to deter- mine authentication procedure
369 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_NO_BONDING 0x01
370 
371 // Numeric compar- ison with automatic accept allowed.
372 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_DEDICATED_BONDING 0x02
373 
374 // Use IO Capabilities to determine authentication procedure
375 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_DEDICATED_BONDING 0x03
376 
377 // Numeric Compari- son with automatic accept allowed.
378 #define SSP_IO_AUTHREQ_MITM_PROTECTION_NOT_REQUIRED_GENERAL_BONDING 0x04
379 
380 // Use IO capabilities to determine authentication procedure.
381 #define SSP_IO_AUTHREQ_MITM_PROTECTION_REQUIRED_GENERAL_BONDING 0x05
382 
383 
384 // OGFs
385 #define OGF_LINK_CONTROL          0x01
386 #define OGF_LINK_POLICY           0x02
387 #define OGF_CONTROLLER_BASEBAND   0x03
388 #define OGF_INFORMATIONAL_PARAMETERS 0x04
389 #define OGF_STATUS_PARAMETERS     0x05
390 #define OGF_TESTING               0x06
391 #define OGF_LE_CONTROLLER 0x08
392 #define OGF_VENDOR  0x3f
393 
394 
395 
396 
397 /**
398  * L2CAP Layer
399  */
400 
401 #define L2CAP_HEADER_SIZE 4
402 
403 // minimum signaling MTU
404 #define L2CAP_MINIMAL_MTU 48
405 #define L2CAP_DEFAULT_MTU 672
406 
407 // Minimum/default MTU
408 #define L2CAP_LE_DEFAULT_MTU  23
409 
410 // L2CAP Fixed Channel IDs
411 #define L2CAP_CID_SIGNALING                        0x0001
412 #define L2CAP_CID_CONNECTIONLESS_CHANNEL           0x0002
413 #define L2CAP_CID_ATTRIBUTE_PROTOCOL               0x0004
414 #define L2CAP_CID_SIGNALING_LE                     0x0005
415 #define L2CAP_CID_SECURITY_MANAGER_PROTOCOL        0x0006
416 
417 /**
418  * SDP Protocol
419  */
420 
421 // Device Vendor ID Sources
422 #define DEVICE_ID_VENDOR_ID_SOURCE_BLUETOOTH 0x0001
423 #define DEVICE_ID_VENDOR_ID_SOURCE_USB       0x0002
424 
425 // OBEX
426 #define SDP_vCard_2_1       0x01
427 #define SDP_vCard_3_0       0x02
428 #define SDP_vCal_1_0        0x03
429 #define SDP_iCal_2_0        0x04
430 #define SDP_vNote           0x05
431 #define SDP_vMessage        0x06
432 #define SDP_OBEXFileTypeAny 0xFF
433 
434 /**
435  * RFCOMM Protocol
436  */
437 
438 // Line Status
439 #define LINE_STATUS_NO_ERROR       0x00
440 #define LINE_STATUS_OVERRUN_ERROR  0x03
441 #define LINE_STATUS_PARITY_ERORR   0x05
442 #define LINE_STATUS_FRAMING_ERROR  0x09
443 
444 // Modem Status Flags
445 #define MODEM_STATUS_FC   0x02
446 #define MODEM_STATUS_RTC  0x04
447 #define MODEM_STATUS_RTR  0x08
448 #define MODEM_STATUS_IC   0x40
449 #define MODEM_STATUS_DV   0x80
450 
451 typedef enum rpn_baud {
452     RPN_BAUD_2400 = 0,
453     RPN_BAUD_4800,
454     RPN_BAUD_7200,
455     RPN_BAUD_9600,
456     RPN_BAUD_19200,
457     RPN_BAUD_38400,
458     RPN_BAUD_57600,
459     RPN_BAUD_115200,
460     RPN_BAUD_230400
461 } rpn_baud_t;
462 
463 typedef enum rpn_data_bits {
464     RPN_DATA_BITS_5 = 0,
465     RPN_DATA_BITS_6 = 0,
466     RPN_DATA_BITS_7 = 0,
467     RPN_DATA_BITS_8 = 0
468 } rpn_data_bits_t;
469 
470 typedef enum rpn_stop_bits {
471     RPN_STOP_BITS_1_0 = 0,
472     RPN_STOP_BITS_1_5
473 } rpn_stop_bits_t;
474 
475 typedef enum rpn_parity {
476     RPN_PARITY_NONE  = 0,
477     RPN_PARITY_ODD   = 1,
478     RPN_PARITY_EVEN  = 3,
479     RPN_PARITY_MARK  = 5,
480     RPN_PARITY_SPACE = 7,
481 } rpn_parity_t;
482 
483 typedef enum rpn_flow_control {
484     RPN_FLOW_CONTROL_XONXOFF_ON_INPUT  = 1 << 0,
485     RPN_FLOW_CONTROL_XONXOFF_ON_OUTPUT = 1 << 1,
486     RPN_FLOW_CONTROL_RTR_ON_INPUT  = 1 << 2,
487     RPN_FLOW_CONTROL_RTR_ON_OUTPUT = 1 << 3,
488     RPN_FLOW_CONTROL_RTC_ON_INPUT  = 1 << 4,
489     RPN_FLOW_CONTROL_RTC_ON_OUTPUT = 1 << 5,
490 } rpn_flow_control_t;
491 
492 #define RPN_PARAM_MASK_0_BAUD             0x01
493 #define RPN_PARAM_MASK_0_DATA_BITS        0x02
494 #define RPN_PARAM_MASK_0_STOP_BITS        0x04
495 #define RPN_PARAM_MASK_0_PARITY           0x08
496 #define RPN_PARAM_MASK_0_PARITY_TYPE      0x10
497 #define RPN_PARAM_MASK_0_XON_CHAR         0x20
498 #define RPN_PARAM_MASK_0_XOFF_CHAR        0x40
499 #define RPN_PARAM_MASK_0_RESERVED         0x80
500 
501 // @note: values are identical to rpn_flow_control_t
502 #define RPN_PARAM_MASK_1_XONOFF_ON_INPUT  0x01
503 #define RPN_PARAM_MASK_1_XONOFF_ON_OUTPUT 0x02
504 #define RPN_PARAM_MASK_1_RTR_ON_INPUT     0x04
505 #define RPN_PARAM_MASK_1_RTR_ON_OUTPUT    0x08
506 #define RPN_PARAM_MASK_1_RTC_ON_INPUT     0x10
507 #define RPN_PARAM_MASK_1_RTC_ON_OUTPUT    0x20
508 #define RPN_PARAM_MASK_1_RESERVED_0       0x40
509 #define RPN_PARAM_MASK_1_RESERVED_1       0x80
510 
511 /**
512  * BNEP Protocol
513  */
514 
515 #ifndef ETHER_ADDR_LEN
516 #define ETHER_ADDR_LEN 6
517 #endif
518 
519 #ifndef ETHERTYPE_VLAN
520 #define ETHERTYPE_VLAN                                  0x8100 /* IEEE 802.1Q VLAN tag */
521 #endif
522 
523 #define BNEP_MTU_MIN                                    1691
524 
525 
526 /**
527  * PAN Profile
528  */
529 
530 typedef enum {
531     BNEP_SECURITY_NONE = 0x0000,
532     BNEP_SECURITY_SERVICE_LEVEL_ENFORCED,
533     BNEP_SECURITY_802_1X
534 } security_description_t;
535 
536 typedef enum {
537     PAN_NET_ACCESS_TYPE_PSTN = 0x0000,
538     PAN_NET_ACCESS_TYPE_ISDN,
539     PAN_NET_ACCESS_TYPE_DSL,
540     PAN_NET_ACCESS_TYPE_CABLE_MODEM,
541     PAN_NET_ACCESS_TYPE_10MB_ETHERNET,
542     PAN_NET_ACCESS_TYPE_100MB_ETHERNET,
543     PAN_NET_ACCESS_TYPE_4MB_TOKEN_RING,
544     PAN_NET_ACCESS_TYPE_16MB_TOKEN_RING,
545     PAN_NET_ACCESS_TYPE_100MB_TOKEN_RING,
546     PAN_NET_ACCESS_TYPE_FDDI,
547     PAN_NET_ACCESS_TYPE_GSM,
548     PAN_NET_ACCESS_TYPE_CDMA,
549     PAN_NET_ACCESS_TYPE_GPRS,
550     PAN_NET_ACCESS_TYPE_3G,
551     PAN_NET_ACCESS_TYPE_CELULAR,
552     PAN_NET_ACCESS_TYPE_OTHER = 0xFFFE,
553     PAN_NET_ACCESS_TYPE_NONE
554 } net_access_type_t;
555 
556 /**
557  * ATT
558  */
559 
560 // Minimum/default MTU
561 #define ATT_DEFAULT_MTU               23
562 
563 // MARK: ATT Error Codes
564 #define ATT_ERROR_SUCCESS                          0x00
565 #define ATT_ERROR_INVALID_HANDLE                   0x01
566 #define ATT_ERROR_READ_NOT_PERMITTED               0x02
567 #define ATT_ERROR_WRITE_NOT_PERMITTED              0x03
568 #define ATT_ERROR_INVALID_PDU                      0x04
569 #define ATT_ERROR_INSUFFICIENT_AUTHENTICATION      0x05
570 #define ATT_ERROR_REQUEST_NOT_SUPPORTED            0x06
571 #define ATT_ERROR_INVALID_OFFSET                   0x07
572 #define ATT_ERROR_INSUFFICIENT_AUTHORIZATION       0x08
573 #define ATT_ERROR_PREPARE_QUEUE_FULL               0x09
574 #define ATT_ERROR_ATTRIBUTE_NOT_FOUND              0x0a
575 #define ATT_ERROR_ATTRIBUTE_NOT_LONG               0x0b
576 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION_KEY_SIZE 0x0c
577 #define ATT_ERROR_INVALID_ATTRIBUTE_VALUE_LENGTH   0x0d
578 #define ATT_ERROR_UNLIKELY_ERROR                   0x0e
579 #define ATT_ERROR_INSUFFICIENT_ENCRYPTION          0x0f
580 #define ATT_ERROR_UNSUPPORTED_GROUP_TYPE           0x10
581 #define ATT_ERROR_INSUFFICIENT_RESOURCES           0x11
582 
583 // MARK: ATT Error Codes used internally by BTstack
584 #define ATT_ERROR_HCI_DISCONNECT_RECEIVED          0x1f
585 #define ATT_ERROR_BONDING_INFORMATION_MISSING      0x70
586 #define ATT_ERROR_DATA_MISMATCH                    0x7e
587 #define ATT_ERROR_TIMEOUT                          0x7F
588 #define ATT_ERROR_WRITE_RESPONSE_PENDING           0x100
589 
590 // MARK: ATT Error Codes from Cycling Power Service spec
591 #define CYCLING_POWER_ERROR_CODE_INAPPROPRIATE_CONNECTION_PARAMETERS                          0x80
592 #define CYCLING_POWER_ERROR_CODE_PROCEDURE_ALREADY_IN_PROGRESS                                0xFE
593 #define CYCLING_POWER_ERROR_CODE_CCC_DESCRIPTOR_IMPROPERLY_CONFIGURED                         0xFD
594 
595 // MARK: ATT Error Codes from Cycling Speed and Cadence Service spec
596 #define CYCLING_SPEED_AND_CADENCE_ERROR_CODE_PROCEDURE_ALREADY_IN_PROGRESS                    0x80
597 #define CYCLING_SPEED_AND_CADENCE_ERROR_CODE_CCC_DESCRIPTOR_IMPROPERLY_CONFIGURED             0x81
598 
599 
600 // MARK: Attribute Property Flags
601 #define ATT_PROPERTY_BROADCAST           0x01
602 #define ATT_PROPERTY_READ                0x02
603 #define ATT_PROPERTY_WRITE_WITHOUT_RESPONSE 0x04
604 #define ATT_PROPERTY_WRITE               0x08
605 #define ATT_PROPERTY_NOTIFY              0x10
606 #define ATT_PROPERTY_INDICATE            0x20
607 #define ATT_PROPERTY_AUTHENTICATED_SIGNED_WRITE 0x40
608 #define ATT_PROPERTY_EXTENDED_PROPERTIES 0x80
609 
610 // MARK: Attribute Property Flag, BTstack extension
611 // value is asked from client
612 #define ATT_PROPERTY_DYNAMIC             0x100
613 
614 // Security levels
615 #define ATT_SECURITY_NONE 0
616 #define ATT_SECURITY_ENCRYPTED 1
617 #define ATT_SECURITY_AUTHENTICATED 2
618 #define ATT_SECURITY_AUTHORIZED 3
619 #define ATT_SECURITY_AUTHENTICATED_SC 4
620 
621 // ATT Transaction Timeout of 30 seconds for Command/Response or Indication/Confirmation
622 #define ATT_TRANSACTION_TIMEOUT_MS     30000
623 
624 #define ATT_TRANSACTION_MODE_NONE      0x0
625 #define ATT_TRANSACTION_MODE_ACTIVE    0x1
626 #define ATT_TRANSACTION_MODE_EXECUTE   0x2
627 #define ATT_TRANSACTION_MODE_CANCEL    0x3
628 #define ATT_TRANSACTION_MODE_VALIDATE  0x4
629 
630 // MARK: GATT UUIDs
631 #define GATT_PRIMARY_SERVICE_UUID                   0x2800
632 #define GATT_SECONDARY_SERVICE_UUID                 0x2801
633 #define GATT_INCLUDE_SERVICE_UUID                   0x2802
634 #define GATT_CHARACTERISTICS_UUID                   0x2803
635 #define GATT_CHARACTERISTIC_EXTENDED_PROPERTIES     0x2900
636 #define GATT_CHARACTERISTIC_USER_DESCRIPTION        0x2901
637 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION   0x2902
638 #define GATT_SERVER_CHARACTERISTICS_CONFIGURATION   0x2903
639 #define GATT_CHARACTERISTIC_PRESENTATION_FORMAT     0x2904
640 #define GATT_CHARACTERISTIC_AGGREGATE_FORMAT        0x2905
641 
642 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NONE          0
643 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_NOTIFICATION  1
644 #define GATT_CLIENT_CHARACTERISTICS_CONFIGURATION_INDICATION    2
645 
646 #define GATT_CLIENT_ANY_CONNECTION      0xffff
647 #define GATT_CLIENT_ANY_VALUE_HANDLE    0x0000
648 
649 // GAP Service and Characteristics
650 #define GAP_SERVICE_UUID               0x1800
651 #define GAP_DEVICE_NAME_UUID           0x2a00
652 #define GAP_APPEARANCE_UUID            0x2a01
653 #define GAP_PERIPHERAL_PRIVACY_FLAG    0x2a02
654 #define GAP_RECONNECTION_ADDRESS_UUID  0x2a03
655 #define GAP_PERIPHERAL_PREFERRED_CONNECTION_PARAMETERS_UUID 0x2a04
656 #define GAP_SERVICE_CHANGED            0x2a05
657 
658 // Bluetooth GATT types
659 
660 typedef struct {
661     uint16_t year;      // 0 - year  is not known; or [1582,9999]
662     uint8_t  month;     // 0 - month is not known; or [1,12]
663     uint8_t  day;       // 0 - day   is not known; or [1,31]
664     uint8_t  hours;     // [0,23]
665     uint8_t  minutes;   // [0,59]
666     uint8_t  seconds;   // [0,59]
667 } gatt_date_time_t;
668 
669 /**
670  * SM - LE Security Manager
671  */
672 // Bluetooth Spec definitions
673 typedef enum {
674     SM_CODE_PAIRING_REQUEST = 0X01,
675     SM_CODE_PAIRING_RESPONSE,
676     SM_CODE_PAIRING_CONFIRM,
677     SM_CODE_PAIRING_RANDOM,
678     SM_CODE_PAIRING_FAILED,
679     SM_CODE_ENCRYPTION_INFORMATION,
680     SM_CODE_MASTER_IDENTIFICATION,
681     SM_CODE_IDENTITY_INFORMATION,
682     SM_CODE_IDENTITY_ADDRESS_INFORMATION,
683     SM_CODE_SIGNING_INFORMATION,
684     SM_CODE_SECURITY_REQUEST,
685     SM_CODE_PAIRING_PUBLIC_KEY,
686     SM_CODE_PAIRING_DHKEY_CHECK,
687     SM_CODE_KEYPRESS_NOTIFICATION,
688 } SECURITY_MANAGER_COMMANDS;
689 
690 // IO Capability Values
691 typedef enum {
692     IO_CAPABILITY_DISPLAY_ONLY = 0,
693     IO_CAPABILITY_DISPLAY_YES_NO,
694     IO_CAPABILITY_KEYBOARD_ONLY,
695     IO_CAPABILITY_NO_INPUT_NO_OUTPUT,
696     IO_CAPABILITY_KEYBOARD_DISPLAY, // not used by secure simple pairing
697 } io_capability_t;
698 
699 // Authentication requirement flags
700 #define SM_AUTHREQ_NO_BONDING        0x00
701 #define SM_AUTHREQ_BONDING           0x01
702 #define SM_AUTHREQ_MITM_PROTECTION   0x04
703 #define SM_AUTHREQ_SECURE_CONNECTION 0x08
704 #define SM_AUTHREQ_KEYPRESS          0x10
705 
706 // Key distribution flags used by spec
707 #define SM_KEYDIST_ENC_KEY  0x01
708 #define SM_KEYDIST_ID_KEY   0x02
709 #define SM_KEYDIST_SIGN     0x04
710 #define SM_KEYDIST_LINK_KEY 0x08
711 
712 // Key distribution flags used internally
713 #define SM_KEYDIST_FLAG_ENCRYPTION_INFORMATION       0x01
714 #define SM_KEYDIST_FLAG_MASTER_IDENTIFICATION        0x02
715 #define SM_KEYDIST_FLAG_IDENTITY_INFORMATION         0x04
716 #define SM_KEYDIST_FLAG_IDENTITY_ADDRESS_INFORMATION 0x08
717 #define SM_KEYDIST_FLAG_SIGNING_IDENTIFICATION       0x10
718 
719 // STK Generation Methods
720 #define SM_STK_GENERATION_METHOD_JUST_WORKS          0x01
721 #define SM_STK_GENERATION_METHOD_OOB                 0x02
722 #define SM_STK_GENERATION_METHOD_PASSKEY             0x04
723 #define SM_STK_GENERATION_METHOD_NUMERIC_COMPARISON  0x08
724 
725 // Pairing Failed Reasons
726 #define SM_REASON_RESERVED                     0x00
727 #define SM_REASON_PASSKEY_ENTRY_FAILED         0x01
728 #define SM_REASON_OOB_NOT_AVAILABLE            0x02
729 #define SM_REASON_AUTHENTHICATION_REQUIREMENTS 0x03
730 #define SM_REASON_CONFIRM_VALUE_FAILED         0x04
731 #define SM_REASON_PAIRING_NOT_SUPPORTED        0x05
732 #define SM_REASON_ENCRYPTION_KEY_SIZE          0x06
733 #define SM_REASON_COMMAND_NOT_SUPPORTED        0x07
734 #define SM_REASON_UNSPECIFIED_REASON           0x08
735 #define SM_REASON_REPEATED_ATTEMPTS            0x09
736 #define SM_REASON_INVALID_PARAMETERS           0x0a
737 #define SM_REASON_DHKEY_CHECK_FAILED           0x0b
738 #define SM_REASON_NUMERIC_COMPARISON_FAILED    0x0c
739 
740 // also, invalid parameters
741 // and reserved
742 
743 // Keypress Notifications
744 #define SM_KEYPRESS_PASSKEY_ENTRY_STARTED      0x00
745 #define SM_KEYPRESS_PASSKEY_DIGIT_ENTERED      0x01
746 #define SM_KEYPRESS_PASSKEY_DIGIT_ERASED       0x02
747 #define SM_KEYPRESS_PASSKEY_CLEARED            0x03
748 #define SM_KEYPRESS_PASSKEY_ENTRY_COMPLETED    0x04
749 
750 
751 #endif
752