2 BlueZ - Bluetooth protocol stack for Linux
4 Copyright (C) 2010 Nokia Corporation
5 Copyright (C) 2011-2012 Intel Corporation
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License version 2 as
9 published by the Free Software Foundation;
11 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
12 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
14 IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
15 CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
16 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
21 COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
22 SOFTWARE IS DISCLAIMED.
25 /* Bluetooth HCI Management interface */
27 #include <linux/module.h>
28 #include <asm/unaligned.h>
30 #include <net/bluetooth/bluetooth.h>
31 #include <net/bluetooth/hci_core.h>
32 #include <net/bluetooth/hci_sock.h>
33 #include <net/bluetooth/l2cap.h>
34 #include <net/bluetooth/mgmt.h>
36 #include <net/bluetooth/mgmt_tizen.h>
39 #include "hci_request.h"
41 #include "mgmt_util.h"
42 #include "mgmt_config.h"
47 #define MGMT_VERSION 1
48 #define MGMT_REVISION 22
50 static const u16 mgmt_commands[] = {
51 MGMT_OP_READ_INDEX_LIST,
54 MGMT_OP_SET_DISCOVERABLE,
55 MGMT_OP_SET_CONNECTABLE,
56 MGMT_OP_SET_FAST_CONNECTABLE,
58 MGMT_OP_SET_LINK_SECURITY,
62 MGMT_OP_SET_DEV_CLASS,
63 MGMT_OP_SET_LOCAL_NAME,
66 MGMT_OP_LOAD_LINK_KEYS,
67 MGMT_OP_LOAD_LONG_TERM_KEYS,
69 MGMT_OP_GET_CONNECTIONS,
70 MGMT_OP_PIN_CODE_REPLY,
71 MGMT_OP_PIN_CODE_NEG_REPLY,
72 MGMT_OP_SET_IO_CAPABILITY,
74 MGMT_OP_CANCEL_PAIR_DEVICE,
75 MGMT_OP_UNPAIR_DEVICE,
76 MGMT_OP_USER_CONFIRM_REPLY,
77 MGMT_OP_USER_CONFIRM_NEG_REPLY,
78 MGMT_OP_USER_PASSKEY_REPLY,
79 MGMT_OP_USER_PASSKEY_NEG_REPLY,
80 MGMT_OP_READ_LOCAL_OOB_DATA,
81 MGMT_OP_ADD_REMOTE_OOB_DATA,
82 MGMT_OP_REMOVE_REMOTE_OOB_DATA,
83 MGMT_OP_START_DISCOVERY,
84 MGMT_OP_STOP_DISCOVERY,
87 MGMT_OP_UNBLOCK_DEVICE,
88 MGMT_OP_SET_DEVICE_ID,
89 MGMT_OP_SET_ADVERTISING,
91 MGMT_OP_SET_STATIC_ADDRESS,
92 MGMT_OP_SET_SCAN_PARAMS,
93 MGMT_OP_SET_SECURE_CONN,
94 MGMT_OP_SET_DEBUG_KEYS,
97 MGMT_OP_GET_CONN_INFO,
98 MGMT_OP_GET_CLOCK_INFO,
100 MGMT_OP_REMOVE_DEVICE,
101 MGMT_OP_LOAD_CONN_PARAM,
102 MGMT_OP_READ_UNCONF_INDEX_LIST,
103 MGMT_OP_READ_CONFIG_INFO,
104 MGMT_OP_SET_EXTERNAL_CONFIG,
105 MGMT_OP_SET_PUBLIC_ADDRESS,
106 MGMT_OP_START_SERVICE_DISCOVERY,
107 MGMT_OP_READ_LOCAL_OOB_EXT_DATA,
108 MGMT_OP_READ_EXT_INDEX_LIST,
109 MGMT_OP_READ_ADV_FEATURES,
110 MGMT_OP_ADD_ADVERTISING,
111 MGMT_OP_REMOVE_ADVERTISING,
112 MGMT_OP_GET_ADV_SIZE_INFO,
113 MGMT_OP_START_LIMITED_DISCOVERY,
114 MGMT_OP_READ_EXT_INFO,
115 MGMT_OP_SET_APPEARANCE,
116 MGMT_OP_GET_PHY_CONFIGURATION,
117 MGMT_OP_SET_PHY_CONFIGURATION,
118 MGMT_OP_SET_BLOCKED_KEYS,
119 MGMT_OP_SET_WIDEBAND_SPEECH,
120 MGMT_OP_READ_CONTROLLER_CAP,
121 MGMT_OP_READ_EXP_FEATURES_INFO,
122 MGMT_OP_SET_EXP_FEATURE,
123 MGMT_OP_READ_DEF_SYSTEM_CONFIG,
124 MGMT_OP_SET_DEF_SYSTEM_CONFIG,
125 MGMT_OP_READ_DEF_RUNTIME_CONFIG,
126 MGMT_OP_SET_DEF_RUNTIME_CONFIG,
127 MGMT_OP_GET_DEVICE_FLAGS,
128 MGMT_OP_SET_DEVICE_FLAGS,
129 MGMT_OP_READ_ADV_MONITOR_FEATURES,
130 MGMT_OP_ADD_ADV_PATTERNS_MONITOR,
131 MGMT_OP_REMOVE_ADV_MONITOR,
132 MGMT_OP_ADD_EXT_ADV_PARAMS,
133 MGMT_OP_ADD_EXT_ADV_DATA,
134 MGMT_OP_ADD_ADV_PATTERNS_MONITOR_RSSI,
135 MGMT_OP_SET_MESH_RECEIVER,
136 MGMT_OP_MESH_READ_FEATURES,
138 MGMT_OP_MESH_SEND_CANCEL,
141 static const u16 mgmt_events[] = {
142 MGMT_EV_CONTROLLER_ERROR,
144 MGMT_EV_INDEX_REMOVED,
145 MGMT_EV_NEW_SETTINGS,
146 MGMT_EV_CLASS_OF_DEV_CHANGED,
147 MGMT_EV_LOCAL_NAME_CHANGED,
148 MGMT_EV_NEW_LINK_KEY,
149 MGMT_EV_NEW_LONG_TERM_KEY,
150 MGMT_EV_DEVICE_CONNECTED,
151 MGMT_EV_DEVICE_DISCONNECTED,
152 MGMT_EV_CONNECT_FAILED,
153 MGMT_EV_PIN_CODE_REQUEST,
154 MGMT_EV_USER_CONFIRM_REQUEST,
155 MGMT_EV_USER_PASSKEY_REQUEST,
157 MGMT_EV_DEVICE_FOUND,
159 MGMT_EV_DEVICE_BLOCKED,
160 MGMT_EV_DEVICE_UNBLOCKED,
161 MGMT_EV_DEVICE_UNPAIRED,
162 MGMT_EV_PASSKEY_NOTIFY,
165 MGMT_EV_DEVICE_ADDED,
166 MGMT_EV_DEVICE_REMOVED,
167 MGMT_EV_NEW_CONN_PARAM,
168 MGMT_EV_UNCONF_INDEX_ADDED,
169 MGMT_EV_UNCONF_INDEX_REMOVED,
170 MGMT_EV_NEW_CONFIG_OPTIONS,
171 MGMT_EV_EXT_INDEX_ADDED,
172 MGMT_EV_EXT_INDEX_REMOVED,
173 MGMT_EV_LOCAL_OOB_DATA_UPDATED,
174 MGMT_EV_ADVERTISING_ADDED,
175 MGMT_EV_ADVERTISING_REMOVED,
176 MGMT_EV_EXT_INFO_CHANGED,
177 MGMT_EV_PHY_CONFIGURATION_CHANGED,
178 MGMT_EV_EXP_FEATURE_CHANGED,
179 MGMT_EV_DEVICE_FLAGS_CHANGED,
180 MGMT_EV_ADV_MONITOR_ADDED,
181 MGMT_EV_ADV_MONITOR_REMOVED,
182 MGMT_EV_CONTROLLER_SUSPEND,
183 MGMT_EV_CONTROLLER_RESUME,
184 MGMT_EV_ADV_MONITOR_DEVICE_FOUND,
185 MGMT_EV_ADV_MONITOR_DEVICE_LOST,
188 static const u16 mgmt_untrusted_commands[] = {
189 MGMT_OP_READ_INDEX_LIST,
191 MGMT_OP_READ_UNCONF_INDEX_LIST,
192 MGMT_OP_READ_CONFIG_INFO,
193 MGMT_OP_READ_EXT_INDEX_LIST,
194 MGMT_OP_READ_EXT_INFO,
195 MGMT_OP_READ_CONTROLLER_CAP,
196 MGMT_OP_READ_EXP_FEATURES_INFO,
197 MGMT_OP_READ_DEF_SYSTEM_CONFIG,
198 MGMT_OP_READ_DEF_RUNTIME_CONFIG,
201 static const u16 mgmt_untrusted_events[] = {
203 MGMT_EV_INDEX_REMOVED,
204 MGMT_EV_NEW_SETTINGS,
205 MGMT_EV_CLASS_OF_DEV_CHANGED,
206 MGMT_EV_LOCAL_NAME_CHANGED,
207 MGMT_EV_UNCONF_INDEX_ADDED,
208 MGMT_EV_UNCONF_INDEX_REMOVED,
209 MGMT_EV_NEW_CONFIG_OPTIONS,
210 MGMT_EV_EXT_INDEX_ADDED,
211 MGMT_EV_EXT_INDEX_REMOVED,
212 MGMT_EV_EXT_INFO_CHANGED,
213 MGMT_EV_EXP_FEATURE_CHANGED,
216 #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000)
218 #define ZERO_KEY "\x00\x00\x00\x00\x00\x00\x00\x00" \
219 "\x00\x00\x00\x00\x00\x00\x00\x00"
221 /* HCI to MGMT error code conversion table */
222 static const u8 mgmt_status_table[] = {
224 MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */
225 MGMT_STATUS_NOT_CONNECTED, /* No Connection */
226 MGMT_STATUS_FAILED, /* Hardware Failure */
227 MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */
228 MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */
229 MGMT_STATUS_AUTH_FAILED, /* PIN or Key Missing */
230 MGMT_STATUS_NO_RESOURCES, /* Memory Full */
231 MGMT_STATUS_TIMEOUT, /* Connection Timeout */
232 MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */
233 MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */
234 MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */
235 MGMT_STATUS_BUSY, /* Command Disallowed */
236 MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */
237 MGMT_STATUS_REJECTED, /* Rejected Security */
238 MGMT_STATUS_REJECTED, /* Rejected Personal */
239 MGMT_STATUS_TIMEOUT, /* Host Timeout */
240 MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */
241 MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */
242 MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */
243 MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */
244 MGMT_STATUS_DISCONNECTED, /* OE Power Off */
245 MGMT_STATUS_DISCONNECTED, /* Connection Terminated */
246 MGMT_STATUS_BUSY, /* Repeated Attempts */
247 MGMT_STATUS_REJECTED, /* Pairing Not Allowed */
248 MGMT_STATUS_FAILED, /* Unknown LMP PDU */
249 MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */
250 MGMT_STATUS_REJECTED, /* SCO Offset Rejected */
251 MGMT_STATUS_REJECTED, /* SCO Interval Rejected */
252 MGMT_STATUS_REJECTED, /* Air Mode Rejected */
253 MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */
254 MGMT_STATUS_FAILED, /* Unspecified Error */
255 MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */
256 MGMT_STATUS_FAILED, /* Role Change Not Allowed */
257 MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */
258 MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */
259 MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */
260 MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */
261 MGMT_STATUS_FAILED, /* Unit Link Key Used */
262 MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */
263 MGMT_STATUS_TIMEOUT, /* Instant Passed */
264 MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */
265 MGMT_STATUS_FAILED, /* Transaction Collision */
266 MGMT_STATUS_FAILED, /* Reserved for future use */
267 MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */
268 MGMT_STATUS_REJECTED, /* QoS Rejected */
269 MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */
270 MGMT_STATUS_REJECTED, /* Insufficient Security */
271 MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */
272 MGMT_STATUS_FAILED, /* Reserved for future use */
273 MGMT_STATUS_BUSY, /* Role Switch Pending */
274 MGMT_STATUS_FAILED, /* Reserved for future use */
275 MGMT_STATUS_FAILED, /* Slot Violation */
276 MGMT_STATUS_FAILED, /* Role Switch Failed */
277 MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */
278 MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */
279 MGMT_STATUS_BUSY, /* Host Busy Pairing */
280 MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */
281 MGMT_STATUS_BUSY, /* Controller Busy */
282 MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */
283 MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */
284 MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */
285 MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */
286 MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */
289 static u8 mgmt_errno_status(int err)
293 return MGMT_STATUS_SUCCESS;
295 return MGMT_STATUS_REJECTED;
297 return MGMT_STATUS_INVALID_PARAMS;
299 return MGMT_STATUS_NOT_SUPPORTED;
301 return MGMT_STATUS_BUSY;
303 return MGMT_STATUS_AUTH_FAILED;
305 return MGMT_STATUS_NO_RESOURCES;
307 return MGMT_STATUS_ALREADY_CONNECTED;
309 return MGMT_STATUS_DISCONNECTED;
312 return MGMT_STATUS_FAILED;
315 static u8 mgmt_status(int err)
318 return mgmt_errno_status(err);
320 if (err < ARRAY_SIZE(mgmt_status_table))
321 return mgmt_status_table[err];
323 return MGMT_STATUS_FAILED;
326 static int mgmt_index_event(u16 event, struct hci_dev *hdev, void *data,
329 return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len,
333 static int mgmt_limited_event(u16 event, struct hci_dev *hdev, void *data,
334 u16 len, int flag, struct sock *skip_sk)
336 return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len,
340 static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 len,
341 struct sock *skip_sk)
343 return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len,
344 HCI_SOCK_TRUSTED, skip_sk);
347 static int mgmt_event_skb(struct sk_buff *skb, struct sock *skip_sk)
349 return mgmt_send_event_skb(HCI_CHANNEL_CONTROL, skb, HCI_SOCK_TRUSTED,
353 static u8 le_addr_type(u8 mgmt_addr_type)
355 if (mgmt_addr_type == BDADDR_LE_PUBLIC)
356 return ADDR_LE_DEV_PUBLIC;
358 return ADDR_LE_DEV_RANDOM;
361 void mgmt_fill_version_info(void *ver)
363 struct mgmt_rp_read_version *rp = ver;
365 rp->version = MGMT_VERSION;
366 rp->revision = cpu_to_le16(MGMT_REVISION);
369 static int read_version(struct sock *sk, struct hci_dev *hdev, void *data,
372 struct mgmt_rp_read_version rp;
374 bt_dev_dbg(hdev, "sock %p", sk);
376 mgmt_fill_version_info(&rp);
378 return mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0,
382 static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data,
385 struct mgmt_rp_read_commands *rp;
386 u16 num_commands, num_events;
390 bt_dev_dbg(hdev, "sock %p", sk);
392 if (hci_sock_test_flag(sk, HCI_SOCK_TRUSTED)) {
393 num_commands = ARRAY_SIZE(mgmt_commands);
394 num_events = ARRAY_SIZE(mgmt_events);
396 num_commands = ARRAY_SIZE(mgmt_untrusted_commands);
397 num_events = ARRAY_SIZE(mgmt_untrusted_events);
400 rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16));
402 rp = kmalloc(rp_size, GFP_KERNEL);
406 rp->num_commands = cpu_to_le16(num_commands);
407 rp->num_events = cpu_to_le16(num_events);
409 if (hci_sock_test_flag(sk, HCI_SOCK_TRUSTED)) {
410 __le16 *opcode = rp->opcodes;
412 for (i = 0; i < num_commands; i++, opcode++)
413 put_unaligned_le16(mgmt_commands[i], opcode);
415 for (i = 0; i < num_events; i++, opcode++)
416 put_unaligned_le16(mgmt_events[i], opcode);
418 __le16 *opcode = rp->opcodes;
420 for (i = 0; i < num_commands; i++, opcode++)
421 put_unaligned_le16(mgmt_untrusted_commands[i], opcode);
423 for (i = 0; i < num_events; i++, opcode++)
424 put_unaligned_le16(mgmt_untrusted_events[i], opcode);
427 err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0,
434 static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data,
437 struct mgmt_rp_read_index_list *rp;
443 bt_dev_dbg(hdev, "sock %p", sk);
445 read_lock(&hci_dev_list_lock);
448 list_for_each_entry(d, &hci_dev_list, list) {
449 if (d->dev_type == HCI_PRIMARY &&
450 !hci_dev_test_flag(d, HCI_UNCONFIGURED))
454 rp_len = sizeof(*rp) + (2 * count);
455 rp = kmalloc(rp_len, GFP_ATOMIC);
457 read_unlock(&hci_dev_list_lock);
462 list_for_each_entry(d, &hci_dev_list, list) {
463 if (hci_dev_test_flag(d, HCI_SETUP) ||
464 hci_dev_test_flag(d, HCI_CONFIG) ||
465 hci_dev_test_flag(d, HCI_USER_CHANNEL))
468 /* Devices marked as raw-only are neither configured
469 * nor unconfigured controllers.
471 if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks))
474 if (d->dev_type == HCI_PRIMARY &&
475 !hci_dev_test_flag(d, HCI_UNCONFIGURED)) {
476 rp->index[count++] = cpu_to_le16(d->id);
477 bt_dev_dbg(hdev, "Added hci%u", d->id);
481 rp->num_controllers = cpu_to_le16(count);
482 rp_len = sizeof(*rp) + (2 * count);
484 read_unlock(&hci_dev_list_lock);
486 err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST,
494 static int read_unconf_index_list(struct sock *sk, struct hci_dev *hdev,
495 void *data, u16 data_len)
497 struct mgmt_rp_read_unconf_index_list *rp;
503 bt_dev_dbg(hdev, "sock %p", sk);
505 read_lock(&hci_dev_list_lock);
508 list_for_each_entry(d, &hci_dev_list, list) {
509 if (d->dev_type == HCI_PRIMARY &&
510 hci_dev_test_flag(d, HCI_UNCONFIGURED))
514 rp_len = sizeof(*rp) + (2 * count);
515 rp = kmalloc(rp_len, GFP_ATOMIC);
517 read_unlock(&hci_dev_list_lock);
522 list_for_each_entry(d, &hci_dev_list, list) {
523 if (hci_dev_test_flag(d, HCI_SETUP) ||
524 hci_dev_test_flag(d, HCI_CONFIG) ||
525 hci_dev_test_flag(d, HCI_USER_CHANNEL))
528 /* Devices marked as raw-only are neither configured
529 * nor unconfigured controllers.
531 if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks))
534 if (d->dev_type == HCI_PRIMARY &&
535 hci_dev_test_flag(d, HCI_UNCONFIGURED)) {
536 rp->index[count++] = cpu_to_le16(d->id);
537 bt_dev_dbg(hdev, "Added hci%u", d->id);
541 rp->num_controllers = cpu_to_le16(count);
542 rp_len = sizeof(*rp) + (2 * count);
544 read_unlock(&hci_dev_list_lock);
546 err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE,
547 MGMT_OP_READ_UNCONF_INDEX_LIST, 0, rp, rp_len);
554 static int read_ext_index_list(struct sock *sk, struct hci_dev *hdev,
555 void *data, u16 data_len)
557 struct mgmt_rp_read_ext_index_list *rp;
562 bt_dev_dbg(hdev, "sock %p", sk);
564 read_lock(&hci_dev_list_lock);
567 list_for_each_entry(d, &hci_dev_list, list) {
568 if (d->dev_type == HCI_PRIMARY || d->dev_type == HCI_AMP)
572 rp = kmalloc(struct_size(rp, entry, count), GFP_ATOMIC);
574 read_unlock(&hci_dev_list_lock);
579 list_for_each_entry(d, &hci_dev_list, list) {
580 if (hci_dev_test_flag(d, HCI_SETUP) ||
581 hci_dev_test_flag(d, HCI_CONFIG) ||
582 hci_dev_test_flag(d, HCI_USER_CHANNEL))
585 /* Devices marked as raw-only are neither configured
586 * nor unconfigured controllers.
588 if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks))
591 if (d->dev_type == HCI_PRIMARY) {
592 if (hci_dev_test_flag(d, HCI_UNCONFIGURED))
593 rp->entry[count].type = 0x01;
595 rp->entry[count].type = 0x00;
596 } else if (d->dev_type == HCI_AMP) {
597 rp->entry[count].type = 0x02;
602 rp->entry[count].bus = d->bus;
603 rp->entry[count++].index = cpu_to_le16(d->id);
604 bt_dev_dbg(hdev, "Added hci%u", d->id);
607 rp->num_controllers = cpu_to_le16(count);
609 read_unlock(&hci_dev_list_lock);
611 /* If this command is called at least once, then all the
612 * default index and unconfigured index events are disabled
613 * and from now on only extended index events are used.
615 hci_sock_set_flag(sk, HCI_MGMT_EXT_INDEX_EVENTS);
616 hci_sock_clear_flag(sk, HCI_MGMT_INDEX_EVENTS);
617 hci_sock_clear_flag(sk, HCI_MGMT_UNCONF_INDEX_EVENTS);
619 err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE,
620 MGMT_OP_READ_EXT_INDEX_LIST, 0, rp,
621 struct_size(rp, entry, count));
628 static bool is_configured(struct hci_dev *hdev)
630 if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) &&
631 !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED))
634 if ((test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) ||
635 test_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks)) &&
636 !bacmp(&hdev->public_addr, BDADDR_ANY))
642 static __le32 get_missing_options(struct hci_dev *hdev)
646 if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) &&
647 !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED))
648 options |= MGMT_OPTION_EXTERNAL_CONFIG;
650 if ((test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) ||
651 test_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks)) &&
652 !bacmp(&hdev->public_addr, BDADDR_ANY))
653 options |= MGMT_OPTION_PUBLIC_ADDRESS;
655 return cpu_to_le32(options);
658 static int new_options(struct hci_dev *hdev, struct sock *skip)
660 __le32 options = get_missing_options(hdev);
662 return mgmt_limited_event(MGMT_EV_NEW_CONFIG_OPTIONS, hdev, &options,
663 sizeof(options), HCI_MGMT_OPTION_EVENTS, skip);
666 static int send_options_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev)
668 __le32 options = get_missing_options(hdev);
670 return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &options,
674 static int read_config_info(struct sock *sk, struct hci_dev *hdev,
675 void *data, u16 data_len)
677 struct mgmt_rp_read_config_info rp;
680 bt_dev_dbg(hdev, "sock %p", sk);
684 memset(&rp, 0, sizeof(rp));
685 rp.manufacturer = cpu_to_le16(hdev->manufacturer);
687 if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks))
688 options |= MGMT_OPTION_EXTERNAL_CONFIG;
690 if (hdev->set_bdaddr)
691 options |= MGMT_OPTION_PUBLIC_ADDRESS;
693 rp.supported_options = cpu_to_le32(options);
694 rp.missing_options = get_missing_options(hdev);
696 hci_dev_unlock(hdev);
698 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_CONFIG_INFO, 0,
702 static u32 get_supported_phys(struct hci_dev *hdev)
704 u32 supported_phys = 0;
706 if (lmp_bredr_capable(hdev)) {
707 supported_phys |= MGMT_PHY_BR_1M_1SLOT;
709 if (hdev->features[0][0] & LMP_3SLOT)
710 supported_phys |= MGMT_PHY_BR_1M_3SLOT;
712 if (hdev->features[0][0] & LMP_5SLOT)
713 supported_phys |= MGMT_PHY_BR_1M_5SLOT;
715 if (lmp_edr_2m_capable(hdev)) {
716 supported_phys |= MGMT_PHY_EDR_2M_1SLOT;
718 if (lmp_edr_3slot_capable(hdev))
719 supported_phys |= MGMT_PHY_EDR_2M_3SLOT;
721 if (lmp_edr_5slot_capable(hdev))
722 supported_phys |= MGMT_PHY_EDR_2M_5SLOT;
724 if (lmp_edr_3m_capable(hdev)) {
725 supported_phys |= MGMT_PHY_EDR_3M_1SLOT;
727 if (lmp_edr_3slot_capable(hdev))
728 supported_phys |= MGMT_PHY_EDR_3M_3SLOT;
730 if (lmp_edr_5slot_capable(hdev))
731 supported_phys |= MGMT_PHY_EDR_3M_5SLOT;
736 if (lmp_le_capable(hdev)) {
737 supported_phys |= MGMT_PHY_LE_1M_TX;
738 supported_phys |= MGMT_PHY_LE_1M_RX;
740 if (hdev->le_features[1] & HCI_LE_PHY_2M) {
741 supported_phys |= MGMT_PHY_LE_2M_TX;
742 supported_phys |= MGMT_PHY_LE_2M_RX;
745 if (hdev->le_features[1] & HCI_LE_PHY_CODED) {
746 supported_phys |= MGMT_PHY_LE_CODED_TX;
747 supported_phys |= MGMT_PHY_LE_CODED_RX;
751 return supported_phys;
754 static u32 get_selected_phys(struct hci_dev *hdev)
756 u32 selected_phys = 0;
758 if (lmp_bredr_capable(hdev)) {
759 selected_phys |= MGMT_PHY_BR_1M_1SLOT;
761 if (hdev->pkt_type & (HCI_DM3 | HCI_DH3))
762 selected_phys |= MGMT_PHY_BR_1M_3SLOT;
764 if (hdev->pkt_type & (HCI_DM5 | HCI_DH5))
765 selected_phys |= MGMT_PHY_BR_1M_5SLOT;
767 if (lmp_edr_2m_capable(hdev)) {
768 if (!(hdev->pkt_type & HCI_2DH1))
769 selected_phys |= MGMT_PHY_EDR_2M_1SLOT;
771 if (lmp_edr_3slot_capable(hdev) &&
772 !(hdev->pkt_type & HCI_2DH3))
773 selected_phys |= MGMT_PHY_EDR_2M_3SLOT;
775 if (lmp_edr_5slot_capable(hdev) &&
776 !(hdev->pkt_type & HCI_2DH5))
777 selected_phys |= MGMT_PHY_EDR_2M_5SLOT;
779 if (lmp_edr_3m_capable(hdev)) {
780 if (!(hdev->pkt_type & HCI_3DH1))
781 selected_phys |= MGMT_PHY_EDR_3M_1SLOT;
783 if (lmp_edr_3slot_capable(hdev) &&
784 !(hdev->pkt_type & HCI_3DH3))
785 selected_phys |= MGMT_PHY_EDR_3M_3SLOT;
787 if (lmp_edr_5slot_capable(hdev) &&
788 !(hdev->pkt_type & HCI_3DH5))
789 selected_phys |= MGMT_PHY_EDR_3M_5SLOT;
794 if (lmp_le_capable(hdev)) {
795 if (hdev->le_tx_def_phys & HCI_LE_SET_PHY_1M)
796 selected_phys |= MGMT_PHY_LE_1M_TX;
798 if (hdev->le_rx_def_phys & HCI_LE_SET_PHY_1M)
799 selected_phys |= MGMT_PHY_LE_1M_RX;
801 if (hdev->le_tx_def_phys & HCI_LE_SET_PHY_2M)
802 selected_phys |= MGMT_PHY_LE_2M_TX;
804 if (hdev->le_rx_def_phys & HCI_LE_SET_PHY_2M)
805 selected_phys |= MGMT_PHY_LE_2M_RX;
807 if (hdev->le_tx_def_phys & HCI_LE_SET_PHY_CODED)
808 selected_phys |= MGMT_PHY_LE_CODED_TX;
810 if (hdev->le_rx_def_phys & HCI_LE_SET_PHY_CODED)
811 selected_phys |= MGMT_PHY_LE_CODED_RX;
814 return selected_phys;
817 static u32 get_configurable_phys(struct hci_dev *hdev)
819 return (get_supported_phys(hdev) & ~MGMT_PHY_BR_1M_1SLOT &
820 ~MGMT_PHY_LE_1M_TX & ~MGMT_PHY_LE_1M_RX);
823 static u32 get_supported_settings(struct hci_dev *hdev)
827 settings |= MGMT_SETTING_POWERED;
828 settings |= MGMT_SETTING_BONDABLE;
829 settings |= MGMT_SETTING_DEBUG_KEYS;
830 settings |= MGMT_SETTING_CONNECTABLE;
831 settings |= MGMT_SETTING_DISCOVERABLE;
833 if (lmp_bredr_capable(hdev)) {
834 if (hdev->hci_ver >= BLUETOOTH_VER_1_2)
835 settings |= MGMT_SETTING_FAST_CONNECTABLE;
836 settings |= MGMT_SETTING_BREDR;
837 settings |= MGMT_SETTING_LINK_SECURITY;
839 if (lmp_ssp_capable(hdev)) {
840 settings |= MGMT_SETTING_SSP;
841 if (IS_ENABLED(CONFIG_BT_HS))
842 settings |= MGMT_SETTING_HS;
845 if (lmp_sc_capable(hdev))
846 settings |= MGMT_SETTING_SECURE_CONN;
848 if (test_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED,
850 settings |= MGMT_SETTING_WIDEBAND_SPEECH;
853 if (lmp_le_capable(hdev)) {
854 settings |= MGMT_SETTING_LE;
855 settings |= MGMT_SETTING_SECURE_CONN;
856 settings |= MGMT_SETTING_PRIVACY;
857 settings |= MGMT_SETTING_STATIC_ADDRESS;
858 settings |= MGMT_SETTING_ADVERTISING;
861 if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) ||
863 settings |= MGMT_SETTING_CONFIGURATION;
865 if (cis_central_capable(hdev))
866 settings |= MGMT_SETTING_CIS_CENTRAL;
868 if (cis_peripheral_capable(hdev))
869 settings |= MGMT_SETTING_CIS_PERIPHERAL;
871 settings |= MGMT_SETTING_PHY_CONFIGURATION;
876 static u32 get_current_settings(struct hci_dev *hdev)
880 if (hdev_is_powered(hdev))
881 settings |= MGMT_SETTING_POWERED;
883 if (hci_dev_test_flag(hdev, HCI_CONNECTABLE))
884 settings |= MGMT_SETTING_CONNECTABLE;
886 if (hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE))
887 settings |= MGMT_SETTING_FAST_CONNECTABLE;
889 if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE))
890 settings |= MGMT_SETTING_DISCOVERABLE;
892 if (hci_dev_test_flag(hdev, HCI_BONDABLE))
893 settings |= MGMT_SETTING_BONDABLE;
895 if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
896 settings |= MGMT_SETTING_BREDR;
898 if (hci_dev_test_flag(hdev, HCI_LE_ENABLED))
899 settings |= MGMT_SETTING_LE;
901 if (hci_dev_test_flag(hdev, HCI_LINK_SECURITY))
902 settings |= MGMT_SETTING_LINK_SECURITY;
904 if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED))
905 settings |= MGMT_SETTING_SSP;
907 if (hci_dev_test_flag(hdev, HCI_HS_ENABLED))
908 settings |= MGMT_SETTING_HS;
910 if (hci_dev_test_flag(hdev, HCI_ADVERTISING))
911 settings |= MGMT_SETTING_ADVERTISING;
913 if (hci_dev_test_flag(hdev, HCI_SC_ENABLED))
914 settings |= MGMT_SETTING_SECURE_CONN;
916 if (hci_dev_test_flag(hdev, HCI_KEEP_DEBUG_KEYS))
917 settings |= MGMT_SETTING_DEBUG_KEYS;
919 if (hci_dev_test_flag(hdev, HCI_PRIVACY))
920 settings |= MGMT_SETTING_PRIVACY;
922 /* The current setting for static address has two purposes. The
923 * first is to indicate if the static address will be used and
924 * the second is to indicate if it is actually set.
926 * This means if the static address is not configured, this flag
927 * will never be set. If the address is configured, then if the
928 * address is actually used decides if the flag is set or not.
930 * For single mode LE only controllers and dual-mode controllers
931 * with BR/EDR disabled, the existence of the static address will
934 if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) ||
935 !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) ||
936 !bacmp(&hdev->bdaddr, BDADDR_ANY)) {
937 if (bacmp(&hdev->static_addr, BDADDR_ANY))
938 settings |= MGMT_SETTING_STATIC_ADDRESS;
941 if (hci_dev_test_flag(hdev, HCI_WIDEBAND_SPEECH_ENABLED))
942 settings |= MGMT_SETTING_WIDEBAND_SPEECH;
944 if (cis_central_capable(hdev))
945 settings |= MGMT_SETTING_CIS_CENTRAL;
947 if (cis_peripheral_capable(hdev))
948 settings |= MGMT_SETTING_CIS_PERIPHERAL;
953 static struct mgmt_pending_cmd *pending_find(u16 opcode, struct hci_dev *hdev)
955 return mgmt_pending_find(HCI_CHANNEL_CONTROL, opcode, hdev);
958 u8 mgmt_get_adv_discov_flags(struct hci_dev *hdev)
960 struct mgmt_pending_cmd *cmd;
962 /* If there's a pending mgmt command the flags will not yet have
963 * their final values, so check for this first.
965 cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev);
967 struct mgmt_mode *cp = cmd->param;
969 return LE_AD_GENERAL;
970 else if (cp->val == 0x02)
971 return LE_AD_LIMITED;
973 if (hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE))
974 return LE_AD_LIMITED;
975 else if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE))
976 return LE_AD_GENERAL;
982 bool mgmt_get_connectable(struct hci_dev *hdev)
984 struct mgmt_pending_cmd *cmd;
986 /* If there's a pending mgmt command the flag will not yet have
987 * it's final value, so check for this first.
989 cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev);
991 struct mgmt_mode *cp = cmd->param;
996 return hci_dev_test_flag(hdev, HCI_CONNECTABLE);
999 static int service_cache_sync(struct hci_dev *hdev, void *data)
1001 hci_update_eir_sync(hdev);
1002 hci_update_class_sync(hdev);
1007 static void service_cache_off(struct work_struct *work)
1009 struct hci_dev *hdev = container_of(work, struct hci_dev,
1010 service_cache.work);
1012 if (!hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE))
1015 hci_cmd_sync_queue(hdev, service_cache_sync, NULL, NULL);
1018 static int rpa_expired_sync(struct hci_dev *hdev, void *data)
1020 /* The generation of a new RPA and programming it into the
1021 * controller happens in the hci_req_enable_advertising()
1024 if (ext_adv_capable(hdev))
1025 return hci_start_ext_adv_sync(hdev, hdev->cur_adv_instance);
1027 return hci_enable_advertising_sync(hdev);
1030 static void rpa_expired(struct work_struct *work)
1032 struct hci_dev *hdev = container_of(work, struct hci_dev,
1035 bt_dev_dbg(hdev, "");
1037 hci_dev_set_flag(hdev, HCI_RPA_EXPIRED);
1039 if (!hci_dev_test_flag(hdev, HCI_ADVERTISING))
1042 hci_cmd_sync_queue(hdev, rpa_expired_sync, NULL, NULL);
1045 static void discov_off(struct work_struct *work)
1047 struct hci_dev *hdev = container_of(work, struct hci_dev,
1050 bt_dev_dbg(hdev, "");
1054 /* When discoverable timeout triggers, then just make sure
1055 * the limited discoverable flag is cleared. Even in the case
1056 * of a timeout triggered from general discoverable, it is
1057 * safe to unconditionally clear the flag.
1059 hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE);
1060 hci_dev_clear_flag(hdev, HCI_DISCOVERABLE);
1061 hdev->discov_timeout = 0;
1063 hci_update_discoverable(hdev);
1065 mgmt_new_settings(hdev);
1067 hci_dev_unlock(hdev);
1070 static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev);
1072 static void mesh_send_complete(struct hci_dev *hdev,
1073 struct mgmt_mesh_tx *mesh_tx, bool silent)
1075 u8 handle = mesh_tx->handle;
1078 mgmt_event(MGMT_EV_MESH_PACKET_CMPLT, hdev, &handle,
1079 sizeof(handle), NULL);
1081 mgmt_mesh_remove(mesh_tx);
1084 static int mesh_send_done_sync(struct hci_dev *hdev, void *data)
1086 struct mgmt_mesh_tx *mesh_tx;
1088 hci_dev_clear_flag(hdev, HCI_MESH_SENDING);
1089 hci_disable_advertising_sync(hdev);
1090 mesh_tx = mgmt_mesh_next(hdev, NULL);
1093 mesh_send_complete(hdev, mesh_tx, false);
1098 static int mesh_send_sync(struct hci_dev *hdev, void *data);
1099 static void mesh_send_start_complete(struct hci_dev *hdev, void *data, int err);
1100 static void mesh_next(struct hci_dev *hdev, void *data, int err)
1102 struct mgmt_mesh_tx *mesh_tx = mgmt_mesh_next(hdev, NULL);
1107 err = hci_cmd_sync_queue(hdev, mesh_send_sync, mesh_tx,
1108 mesh_send_start_complete);
1111 mesh_send_complete(hdev, mesh_tx, false);
1113 hci_dev_set_flag(hdev, HCI_MESH_SENDING);
1116 static void mesh_send_done(struct work_struct *work)
1118 struct hci_dev *hdev = container_of(work, struct hci_dev,
1119 mesh_send_done.work);
1121 if (!hci_dev_test_flag(hdev, HCI_MESH_SENDING))
1124 hci_cmd_sync_queue(hdev, mesh_send_done_sync, NULL, mesh_next);
1127 static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev)
1129 if (hci_dev_test_flag(hdev, HCI_MGMT))
1132 BT_INFO("MGMT ver %d.%d", MGMT_VERSION, MGMT_REVISION);
1134 INIT_DELAYED_WORK(&hdev->discov_off, discov_off);
1135 INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off);
1136 INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired);
1137 INIT_DELAYED_WORK(&hdev->mesh_send_done, mesh_send_done);
1139 /* Non-mgmt controlled devices get this bit set
1140 * implicitly so that pairing works for them, however
1141 * for mgmt we require user-space to explicitly enable
1144 hci_dev_clear_flag(hdev, HCI_BONDABLE);
1146 hci_dev_set_flag(hdev, HCI_MGMT);
1149 static int read_controller_info(struct sock *sk, struct hci_dev *hdev,
1150 void *data, u16 data_len)
1152 struct mgmt_rp_read_info rp;
1154 bt_dev_dbg(hdev, "sock %p", sk);
1158 memset(&rp, 0, sizeof(rp));
1160 bacpy(&rp.bdaddr, &hdev->bdaddr);
1162 rp.version = hdev->hci_ver;
1163 rp.manufacturer = cpu_to_le16(hdev->manufacturer);
1165 rp.supported_settings = cpu_to_le32(get_supported_settings(hdev));
1166 rp.current_settings = cpu_to_le32(get_current_settings(hdev));
1168 memcpy(rp.dev_class, hdev->dev_class, 3);
1170 memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name));
1171 memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name));
1173 hci_dev_unlock(hdev);
1175 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp,
1179 static u16 append_eir_data_to_buf(struct hci_dev *hdev, u8 *eir)
1184 if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
1185 eir_len = eir_append_data(eir, eir_len, EIR_CLASS_OF_DEV,
1186 hdev->dev_class, 3);
1188 if (hci_dev_test_flag(hdev, HCI_LE_ENABLED))
1189 eir_len = eir_append_le16(eir, eir_len, EIR_APPEARANCE,
1192 name_len = strnlen(hdev->dev_name, sizeof(hdev->dev_name));
1193 eir_len = eir_append_data(eir, eir_len, EIR_NAME_COMPLETE,
1194 hdev->dev_name, name_len);
1196 name_len = strnlen(hdev->short_name, sizeof(hdev->short_name));
1197 eir_len = eir_append_data(eir, eir_len, EIR_NAME_SHORT,
1198 hdev->short_name, name_len);
1203 static int read_ext_controller_info(struct sock *sk, struct hci_dev *hdev,
1204 void *data, u16 data_len)
1207 struct mgmt_rp_read_ext_info *rp = (void *)buf;
1210 bt_dev_dbg(hdev, "sock %p", sk);
1212 memset(&buf, 0, sizeof(buf));
1216 bacpy(&rp->bdaddr, &hdev->bdaddr);
1218 rp->version = hdev->hci_ver;
1219 rp->manufacturer = cpu_to_le16(hdev->manufacturer);
1221 rp->supported_settings = cpu_to_le32(get_supported_settings(hdev));
1222 rp->current_settings = cpu_to_le32(get_current_settings(hdev));
1225 eir_len = append_eir_data_to_buf(hdev, rp->eir);
1226 rp->eir_len = cpu_to_le16(eir_len);
1228 hci_dev_unlock(hdev);
1230 /* If this command is called at least once, then the events
1231 * for class of device and local name changes are disabled
1232 * and only the new extended controller information event
1235 hci_sock_set_flag(sk, HCI_MGMT_EXT_INFO_EVENTS);
1236 hci_sock_clear_flag(sk, HCI_MGMT_DEV_CLASS_EVENTS);
1237 hci_sock_clear_flag(sk, HCI_MGMT_LOCAL_NAME_EVENTS);
1239 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_EXT_INFO, 0, rp,
1240 sizeof(*rp) + eir_len);
1243 static int ext_info_changed(struct hci_dev *hdev, struct sock *skip)
1246 struct mgmt_ev_ext_info_changed *ev = (void *)buf;
1249 memset(buf, 0, sizeof(buf));
1251 eir_len = append_eir_data_to_buf(hdev, ev->eir);
1252 ev->eir_len = cpu_to_le16(eir_len);
1254 return mgmt_limited_event(MGMT_EV_EXT_INFO_CHANGED, hdev, ev,
1255 sizeof(*ev) + eir_len,
1256 HCI_MGMT_EXT_INFO_EVENTS, skip);
1259 static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev)
1261 __le32 settings = cpu_to_le32(get_current_settings(hdev));
1263 return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &settings,
1267 void mgmt_advertising_added(struct sock *sk, struct hci_dev *hdev, u8 instance)
1269 struct mgmt_ev_advertising_added ev;
1271 ev.instance = instance;
1273 mgmt_event(MGMT_EV_ADVERTISING_ADDED, hdev, &ev, sizeof(ev), sk);
1276 void mgmt_advertising_removed(struct sock *sk, struct hci_dev *hdev,
1279 struct mgmt_ev_advertising_removed ev;
1281 ev.instance = instance;
1283 mgmt_event(MGMT_EV_ADVERTISING_REMOVED, hdev, &ev, sizeof(ev), sk);
1286 static void cancel_adv_timeout(struct hci_dev *hdev)
1288 if (hdev->adv_instance_timeout) {
1289 hdev->adv_instance_timeout = 0;
1290 cancel_delayed_work(&hdev->adv_instance_expire);
1294 /* This function requires the caller holds hdev->lock */
1295 static void restart_le_actions(struct hci_dev *hdev)
1297 struct hci_conn_params *p;
1299 list_for_each_entry(p, &hdev->le_conn_params, list) {
1300 /* Needed for AUTO_OFF case where might not "really"
1301 * have been powered off.
1303 list_del_init(&p->action);
1305 switch (p->auto_connect) {
1306 case HCI_AUTO_CONN_DIRECT:
1307 case HCI_AUTO_CONN_ALWAYS:
1308 list_add(&p->action, &hdev->pend_le_conns);
1310 case HCI_AUTO_CONN_REPORT:
1311 list_add(&p->action, &hdev->pend_le_reports);
1319 static int new_settings(struct hci_dev *hdev, struct sock *skip)
1321 __le32 ev = cpu_to_le32(get_current_settings(hdev));
1323 return mgmt_limited_event(MGMT_EV_NEW_SETTINGS, hdev, &ev,
1324 sizeof(ev), HCI_MGMT_SETTING_EVENTS, skip);
1327 static void mgmt_set_powered_complete(struct hci_dev *hdev, void *data, int err)
1329 struct mgmt_pending_cmd *cmd = data;
1330 struct mgmt_mode *cp;
1332 /* Make sure cmd still outstanding. */
1333 if (cmd != pending_find(MGMT_OP_SET_POWERED, hdev))
1338 bt_dev_dbg(hdev, "err %d", err);
1343 restart_le_actions(hdev);
1344 hci_update_passive_scan(hdev);
1345 hci_dev_unlock(hdev);
1348 send_settings_rsp(cmd->sk, cmd->opcode, hdev);
1350 /* Only call new_setting for power on as power off is deferred
1351 * to hdev->power_off work which does call hci_dev_do_close.
1354 new_settings(hdev, cmd->sk);
1356 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED,
1360 mgmt_pending_remove(cmd);
1363 static int set_powered_sync(struct hci_dev *hdev, void *data)
1365 struct mgmt_pending_cmd *cmd = data;
1366 struct mgmt_mode *cp = cmd->param;
1368 BT_DBG("%s", hdev->name);
1370 return hci_set_powered_sync(hdev, cp->val);
1373 static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data,
1376 struct mgmt_mode *cp = data;
1377 struct mgmt_pending_cmd *cmd;
1380 bt_dev_dbg(hdev, "sock %p", sk);
1382 if (cp->val != 0x00 && cp->val != 0x01)
1383 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED,
1384 MGMT_STATUS_INVALID_PARAMS);
1388 if (pending_find(MGMT_OP_SET_POWERED, hdev)) {
1389 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED,
1394 if (!!cp->val == hdev_is_powered(hdev)) {
1395 err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev);
1399 cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len);
1405 err = hci_cmd_sync_queue(hdev, set_powered_sync, cmd,
1406 mgmt_set_powered_complete);
1409 mgmt_pending_remove(cmd);
1412 hci_dev_unlock(hdev);
1416 int mgmt_new_settings(struct hci_dev *hdev)
1418 return new_settings(hdev, NULL);
1423 struct hci_dev *hdev;
1427 static void settings_rsp(struct mgmt_pending_cmd *cmd, void *data)
1429 struct cmd_lookup *match = data;
1431 send_settings_rsp(cmd->sk, cmd->opcode, match->hdev);
1433 list_del(&cmd->list);
1435 if (match->sk == NULL) {
1436 match->sk = cmd->sk;
1437 sock_hold(match->sk);
1440 mgmt_pending_free(cmd);
1443 static void cmd_status_rsp(struct mgmt_pending_cmd *cmd, void *data)
1447 mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, *status);
1448 mgmt_pending_remove(cmd);
1451 static void cmd_complete_rsp(struct mgmt_pending_cmd *cmd, void *data)
1453 if (cmd->cmd_complete) {
1456 cmd->cmd_complete(cmd, *status);
1457 mgmt_pending_remove(cmd);
1462 cmd_status_rsp(cmd, data);
1465 static int generic_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status)
1467 return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status,
1468 cmd->param, cmd->param_len);
1471 static int addr_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status)
1473 return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status,
1474 cmd->param, sizeof(struct mgmt_addr_info));
1477 static u8 mgmt_bredr_support(struct hci_dev *hdev)
1479 if (!lmp_bredr_capable(hdev))
1480 return MGMT_STATUS_NOT_SUPPORTED;
1481 else if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
1482 return MGMT_STATUS_REJECTED;
1484 return MGMT_STATUS_SUCCESS;
1487 static u8 mgmt_le_support(struct hci_dev *hdev)
1489 if (!lmp_le_capable(hdev))
1490 return MGMT_STATUS_NOT_SUPPORTED;
1491 else if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED))
1492 return MGMT_STATUS_REJECTED;
1494 return MGMT_STATUS_SUCCESS;
1497 static void mgmt_set_discoverable_complete(struct hci_dev *hdev, void *data,
1500 struct mgmt_pending_cmd *cmd = data;
1502 bt_dev_dbg(hdev, "err %d", err);
1504 /* Make sure cmd still outstanding. */
1505 if (cmd != pending_find(MGMT_OP_SET_DISCOVERABLE, hdev))
1511 u8 mgmt_err = mgmt_status(err);
1512 mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err);
1513 hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE);
1517 if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE) &&
1518 hdev->discov_timeout > 0) {
1519 int to = msecs_to_jiffies(hdev->discov_timeout * 1000);
1520 queue_delayed_work(hdev->req_workqueue, &hdev->discov_off, to);
1523 send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev);
1524 new_settings(hdev, cmd->sk);
1527 mgmt_pending_remove(cmd);
1528 hci_dev_unlock(hdev);
1531 static int set_discoverable_sync(struct hci_dev *hdev, void *data)
1533 BT_DBG("%s", hdev->name);
1535 return hci_update_discoverable_sync(hdev);
1538 static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data,
1541 struct mgmt_cp_set_discoverable *cp = data;
1542 struct mgmt_pending_cmd *cmd;
1546 bt_dev_dbg(hdev, "sock %p", sk);
1548 if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) &&
1549 !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
1550 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
1551 MGMT_STATUS_REJECTED);
1553 if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02)
1554 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
1555 MGMT_STATUS_INVALID_PARAMS);
1557 timeout = __le16_to_cpu(cp->timeout);
1559 /* Disabling discoverable requires that no timeout is set,
1560 * and enabling limited discoverable requires a timeout.
1562 if ((cp->val == 0x00 && timeout > 0) ||
1563 (cp->val == 0x02 && timeout == 0))
1564 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
1565 MGMT_STATUS_INVALID_PARAMS);
1569 if (!hdev_is_powered(hdev) && timeout > 0) {
1570 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
1571 MGMT_STATUS_NOT_POWERED);
1575 if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) ||
1576 pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) {
1577 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
1582 if (!hci_dev_test_flag(hdev, HCI_CONNECTABLE)) {
1583 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
1584 MGMT_STATUS_REJECTED);
1588 if (hdev->advertising_paused) {
1589 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
1594 if (!hdev_is_powered(hdev)) {
1595 bool changed = false;
1597 /* Setting limited discoverable when powered off is
1598 * not a valid operation since it requires a timeout
1599 * and so no need to check HCI_LIMITED_DISCOVERABLE.
1601 if (!!cp->val != hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) {
1602 hci_dev_change_flag(hdev, HCI_DISCOVERABLE);
1606 err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev);
1611 err = new_settings(hdev, sk);
1616 /* If the current mode is the same, then just update the timeout
1617 * value with the new value. And if only the timeout gets updated,
1618 * then no need for any HCI transactions.
1620 if (!!cp->val == hci_dev_test_flag(hdev, HCI_DISCOVERABLE) &&
1621 (cp->val == 0x02) == hci_dev_test_flag(hdev,
1622 HCI_LIMITED_DISCOVERABLE)) {
1623 cancel_delayed_work(&hdev->discov_off);
1624 hdev->discov_timeout = timeout;
1626 if (cp->val && hdev->discov_timeout > 0) {
1627 int to = msecs_to_jiffies(hdev->discov_timeout * 1000);
1628 queue_delayed_work(hdev->req_workqueue,
1629 &hdev->discov_off, to);
1632 err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev);
1636 cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len);
1642 /* Cancel any potential discoverable timeout that might be
1643 * still active and store new timeout value. The arming of
1644 * the timeout happens in the complete handler.
1646 cancel_delayed_work(&hdev->discov_off);
1647 hdev->discov_timeout = timeout;
1650 hci_dev_set_flag(hdev, HCI_DISCOVERABLE);
1652 hci_dev_clear_flag(hdev, HCI_DISCOVERABLE);
1654 /* Limited discoverable mode */
1655 if (cp->val == 0x02)
1656 hci_dev_set_flag(hdev, HCI_LIMITED_DISCOVERABLE);
1658 hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE);
1660 err = hci_cmd_sync_queue(hdev, set_discoverable_sync, cmd,
1661 mgmt_set_discoverable_complete);
1664 mgmt_pending_remove(cmd);
1667 hci_dev_unlock(hdev);
1671 static void mgmt_set_connectable_complete(struct hci_dev *hdev, void *data,
1674 struct mgmt_pending_cmd *cmd = data;
1676 bt_dev_dbg(hdev, "err %d", err);
1678 /* Make sure cmd still outstanding. */
1679 if (cmd != pending_find(MGMT_OP_SET_CONNECTABLE, hdev))
1685 u8 mgmt_err = mgmt_status(err);
1686 mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err);
1690 send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev);
1691 new_settings(hdev, cmd->sk);
1695 mgmt_pending_remove(cmd);
1697 hci_dev_unlock(hdev);
1700 static int set_connectable_update_settings(struct hci_dev *hdev,
1701 struct sock *sk, u8 val)
1703 bool changed = false;
1706 if (!!val != hci_dev_test_flag(hdev, HCI_CONNECTABLE))
1710 hci_dev_set_flag(hdev, HCI_CONNECTABLE);
1712 hci_dev_clear_flag(hdev, HCI_CONNECTABLE);
1713 hci_dev_clear_flag(hdev, HCI_DISCOVERABLE);
1716 err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev);
1721 hci_update_scan(hdev);
1722 hci_update_passive_scan(hdev);
1723 return new_settings(hdev, sk);
1729 static int set_connectable_sync(struct hci_dev *hdev, void *data)
1731 BT_DBG("%s", hdev->name);
1733 return hci_update_connectable_sync(hdev);
1736 static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data,
1739 struct mgmt_mode *cp = data;
1740 struct mgmt_pending_cmd *cmd;
1743 bt_dev_dbg(hdev, "sock %p", sk);
1745 if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) &&
1746 !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
1747 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE,
1748 MGMT_STATUS_REJECTED);
1750 if (cp->val != 0x00 && cp->val != 0x01)
1751 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE,
1752 MGMT_STATUS_INVALID_PARAMS);
1756 if (!hdev_is_powered(hdev)) {
1757 err = set_connectable_update_settings(hdev, sk, cp->val);
1761 if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) ||
1762 pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) {
1763 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE,
1768 cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len);
1775 hci_dev_set_flag(hdev, HCI_CONNECTABLE);
1777 if (hdev->discov_timeout > 0)
1778 cancel_delayed_work(&hdev->discov_off);
1780 hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE);
1781 hci_dev_clear_flag(hdev, HCI_DISCOVERABLE);
1782 hci_dev_clear_flag(hdev, HCI_CONNECTABLE);
1785 err = hci_cmd_sync_queue(hdev, set_connectable_sync, cmd,
1786 mgmt_set_connectable_complete);
1789 mgmt_pending_remove(cmd);
1792 hci_dev_unlock(hdev);
1796 static int set_bondable(struct sock *sk, struct hci_dev *hdev, void *data,
1799 struct mgmt_mode *cp = data;
1803 bt_dev_dbg(hdev, "sock %p", sk);
1805 if (cp->val != 0x00 && cp->val != 0x01)
1806 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BONDABLE,
1807 MGMT_STATUS_INVALID_PARAMS);
1812 changed = !hci_dev_test_and_set_flag(hdev, HCI_BONDABLE);
1814 changed = hci_dev_test_and_clear_flag(hdev, HCI_BONDABLE);
1816 err = send_settings_rsp(sk, MGMT_OP_SET_BONDABLE, hdev);
1821 /* In limited privacy mode the change of bondable mode
1822 * may affect the local advertising address.
1824 hci_update_discoverable(hdev);
1826 err = new_settings(hdev, sk);
1830 hci_dev_unlock(hdev);
1834 static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data,
1837 struct mgmt_mode *cp = data;
1838 struct mgmt_pending_cmd *cmd;
1842 bt_dev_dbg(hdev, "sock %p", sk);
1844 status = mgmt_bredr_support(hdev);
1846 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY,
1849 if (cp->val != 0x00 && cp->val != 0x01)
1850 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY,
1851 MGMT_STATUS_INVALID_PARAMS);
1855 if (!hdev_is_powered(hdev)) {
1856 bool changed = false;
1858 if (!!cp->val != hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) {
1859 hci_dev_change_flag(hdev, HCI_LINK_SECURITY);
1863 err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev);
1868 err = new_settings(hdev, sk);
1873 if (pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) {
1874 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY,
1881 if (test_bit(HCI_AUTH, &hdev->flags) == val) {
1882 err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev);
1886 cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len);
1892 err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val);
1894 mgmt_pending_remove(cmd);
1899 hci_dev_unlock(hdev);
1903 static void set_ssp_complete(struct hci_dev *hdev, void *data, int err)
1905 struct cmd_lookup match = { NULL, hdev };
1906 struct mgmt_pending_cmd *cmd = data;
1907 struct mgmt_mode *cp = cmd->param;
1908 u8 enable = cp->val;
1911 /* Make sure cmd still outstanding. */
1912 if (cmd != pending_find(MGMT_OP_SET_SSP, hdev))
1916 u8 mgmt_err = mgmt_status(err);
1918 if (enable && hci_dev_test_and_clear_flag(hdev,
1920 hci_dev_clear_flag(hdev, HCI_HS_ENABLED);
1921 new_settings(hdev, NULL);
1924 mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp,
1930 changed = !hci_dev_test_and_set_flag(hdev, HCI_SSP_ENABLED);
1932 changed = hci_dev_test_and_clear_flag(hdev, HCI_SSP_ENABLED);
1935 changed = hci_dev_test_and_clear_flag(hdev,
1938 hci_dev_clear_flag(hdev, HCI_HS_ENABLED);
1941 mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match);
1944 new_settings(hdev, match.sk);
1949 hci_update_eir_sync(hdev);
1952 static int set_ssp_sync(struct hci_dev *hdev, void *data)
1954 struct mgmt_pending_cmd *cmd = data;
1955 struct mgmt_mode *cp = cmd->param;
1956 bool changed = false;
1960 changed = !hci_dev_test_and_set_flag(hdev, HCI_SSP_ENABLED);
1962 err = hci_write_ssp_mode_sync(hdev, cp->val);
1964 if (!err && changed)
1965 hci_dev_clear_flag(hdev, HCI_SSP_ENABLED);
1970 static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
1972 struct mgmt_mode *cp = data;
1973 struct mgmt_pending_cmd *cmd;
1977 bt_dev_dbg(hdev, "sock %p", sk);
1979 status = mgmt_bredr_support(hdev);
1981 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status);
1983 if (!lmp_ssp_capable(hdev))
1984 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
1985 MGMT_STATUS_NOT_SUPPORTED);
1987 if (cp->val != 0x00 && cp->val != 0x01)
1988 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
1989 MGMT_STATUS_INVALID_PARAMS);
1993 if (!hdev_is_powered(hdev)) {
1997 changed = !hci_dev_test_and_set_flag(hdev,
2000 changed = hci_dev_test_and_clear_flag(hdev,
2003 changed = hci_dev_test_and_clear_flag(hdev,
2006 hci_dev_clear_flag(hdev, HCI_HS_ENABLED);
2009 err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev);
2014 err = new_settings(hdev, sk);
2019 if (pending_find(MGMT_OP_SET_SSP, hdev)) {
2020 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
2025 if (!!cp->val == hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) {
2026 err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev);
2030 cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len);
2034 err = hci_cmd_sync_queue(hdev, set_ssp_sync, cmd,
2038 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
2039 MGMT_STATUS_FAILED);
2042 mgmt_pending_remove(cmd);
2046 hci_dev_unlock(hdev);
2050 static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
2052 struct mgmt_mode *cp = data;
2057 bt_dev_dbg(hdev, "sock %p", sk);
2059 if (!IS_ENABLED(CONFIG_BT_HS))
2060 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
2061 MGMT_STATUS_NOT_SUPPORTED);
2063 status = mgmt_bredr_support(hdev);
2065 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status);
2067 if (!lmp_ssp_capable(hdev))
2068 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
2069 MGMT_STATUS_NOT_SUPPORTED);
2071 if (!hci_dev_test_flag(hdev, HCI_SSP_ENABLED))
2072 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
2073 MGMT_STATUS_REJECTED);
2075 if (cp->val != 0x00 && cp->val != 0x01)
2076 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
2077 MGMT_STATUS_INVALID_PARAMS);
2081 if (pending_find(MGMT_OP_SET_SSP, hdev)) {
2082 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
2088 changed = !hci_dev_test_and_set_flag(hdev, HCI_HS_ENABLED);
2090 if (hdev_is_powered(hdev)) {
2091 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
2092 MGMT_STATUS_REJECTED);
2096 changed = hci_dev_test_and_clear_flag(hdev, HCI_HS_ENABLED);
2099 err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev);
2104 err = new_settings(hdev, sk);
2107 hci_dev_unlock(hdev);
2111 static void set_le_complete(struct hci_dev *hdev, void *data, int err)
2113 struct cmd_lookup match = { NULL, hdev };
2114 u8 status = mgmt_status(err);
2116 bt_dev_dbg(hdev, "err %d", err);
2119 mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp,
2124 mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match);
2126 new_settings(hdev, match.sk);
2132 static int set_le_sync(struct hci_dev *hdev, void *data)
2134 struct mgmt_pending_cmd *cmd = data;
2135 struct mgmt_mode *cp = cmd->param;
2140 hci_clear_adv_instance_sync(hdev, NULL, 0x00, true);
2142 if (hci_dev_test_flag(hdev, HCI_LE_ADV))
2143 hci_disable_advertising_sync(hdev);
2145 if (ext_adv_capable(hdev))
2146 hci_remove_ext_adv_instance_sync(hdev, 0, cmd->sk);
2148 hci_dev_set_flag(hdev, HCI_LE_ENABLED);
2151 err = hci_write_le_host_supported_sync(hdev, val, 0);
2153 /* Make sure the controller has a good default for
2154 * advertising data. Restrict the update to when LE
2155 * has actually been enabled. During power on, the
2156 * update in powered_update_hci will take care of it.
2158 if (!err && hci_dev_test_flag(hdev, HCI_LE_ENABLED)) {
2159 if (ext_adv_capable(hdev)) {
2162 status = hci_setup_ext_adv_instance_sync(hdev, 0x00);
2164 hci_update_scan_rsp_data_sync(hdev, 0x00);
2166 hci_update_adv_data_sync(hdev, 0x00);
2167 hci_update_scan_rsp_data_sync(hdev, 0x00);
2170 hci_update_passive_scan(hdev);
2176 static void set_mesh_complete(struct hci_dev *hdev, void *data, int err)
2178 struct mgmt_pending_cmd *cmd = data;
2179 u8 status = mgmt_status(err);
2180 struct sock *sk = cmd->sk;
2183 mgmt_pending_foreach(MGMT_OP_SET_MESH_RECEIVER, hdev,
2184 cmd_status_rsp, &status);
2188 mgmt_pending_remove(cmd);
2189 mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_MESH_RECEIVER, 0, NULL, 0);
2192 static int set_mesh_sync(struct hci_dev *hdev, void *data)
2194 struct mgmt_pending_cmd *cmd = data;
2195 struct mgmt_cp_set_mesh *cp = cmd->param;
2196 size_t len = cmd->param_len;
2198 memset(hdev->mesh_ad_types, 0, sizeof(hdev->mesh_ad_types));
2201 hci_dev_set_flag(hdev, HCI_MESH);
2203 hci_dev_clear_flag(hdev, HCI_MESH);
2207 /* If filters don't fit, forward all adv pkts */
2208 if (len <= sizeof(hdev->mesh_ad_types))
2209 memcpy(hdev->mesh_ad_types, cp->ad_types, len);
2211 hci_update_passive_scan_sync(hdev);
2215 static int set_mesh(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
2217 struct mgmt_cp_set_mesh *cp = data;
2218 struct mgmt_pending_cmd *cmd;
2221 bt_dev_dbg(hdev, "sock %p", sk);
2223 if (!lmp_le_capable(hdev) ||
2224 !hci_dev_test_flag(hdev, HCI_MESH_EXPERIMENTAL))
2225 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_MESH_RECEIVER,
2226 MGMT_STATUS_NOT_SUPPORTED);
2228 if (cp->enable != 0x00 && cp->enable != 0x01)
2229 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_MESH_RECEIVER,
2230 MGMT_STATUS_INVALID_PARAMS);
2234 cmd = mgmt_pending_add(sk, MGMT_OP_SET_MESH_RECEIVER, hdev, data, len);
2238 err = hci_cmd_sync_queue(hdev, set_mesh_sync, cmd,
2242 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_MESH_RECEIVER,
2243 MGMT_STATUS_FAILED);
2246 mgmt_pending_remove(cmd);
2249 hci_dev_unlock(hdev);
2253 static void mesh_send_start_complete(struct hci_dev *hdev, void *data, int err)
2255 struct mgmt_mesh_tx *mesh_tx = data;
2256 struct mgmt_cp_mesh_send *send = (void *)mesh_tx->param;
2257 unsigned long mesh_send_interval;
2258 u8 mgmt_err = mgmt_status(err);
2260 /* Report any errors here, but don't report completion */
2263 hci_dev_clear_flag(hdev, HCI_MESH_SENDING);
2264 /* Send Complete Error Code for handle */
2265 mesh_send_complete(hdev, mesh_tx, false);
2269 mesh_send_interval = msecs_to_jiffies((send->cnt) * 25);
2270 queue_delayed_work(hdev->req_workqueue, &hdev->mesh_send_done,
2271 mesh_send_interval);
2274 static int mesh_send_sync(struct hci_dev *hdev, void *data)
2276 struct mgmt_mesh_tx *mesh_tx = data;
2277 struct mgmt_cp_mesh_send *send = (void *)mesh_tx->param;
2278 struct adv_info *adv, *next_instance;
2279 u8 instance = hdev->le_num_of_adv_sets + 1;
2280 u16 timeout, duration;
2283 if (hdev->le_num_of_adv_sets <= hdev->adv_instance_cnt)
2284 return MGMT_STATUS_BUSY;
2287 duration = send->cnt * INTERVAL_TO_MS(hdev->le_adv_max_interval);
2288 adv = hci_add_adv_instance(hdev, instance, 0,
2289 send->adv_data_len, send->adv_data,
2292 HCI_ADV_TX_POWER_NO_PREFERENCE,
2293 hdev->le_adv_min_interval,
2294 hdev->le_adv_max_interval,
2298 mesh_tx->instance = instance;
2302 if (hdev->cur_adv_instance == instance) {
2303 /* If the currently advertised instance is being changed then
2304 * cancel the current advertising and schedule the next
2305 * instance. If there is only one instance then the overridden
2306 * advertising data will be visible right away.
2308 cancel_adv_timeout(hdev);
2310 next_instance = hci_get_next_instance(hdev, instance);
2312 instance = next_instance->instance;
2315 } else if (hdev->adv_instance_timeout) {
2316 /* Immediately advertise the new instance if no other, or
2317 * let it go naturally from queue if ADV is already happening
2323 return hci_schedule_adv_instance_sync(hdev, instance, true);
2328 static void send_count(struct mgmt_mesh_tx *mesh_tx, void *data)
2330 struct mgmt_rp_mesh_read_features *rp = data;
2332 if (rp->used_handles >= rp->max_handles)
2335 rp->handles[rp->used_handles++] = mesh_tx->handle;
2338 static int mesh_features(struct sock *sk, struct hci_dev *hdev,
2339 void *data, u16 len)
2341 struct mgmt_rp_mesh_read_features rp;
2343 if (!lmp_le_capable(hdev) ||
2344 !hci_dev_test_flag(hdev, HCI_MESH_EXPERIMENTAL))
2345 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_MESH_READ_FEATURES,
2346 MGMT_STATUS_NOT_SUPPORTED);
2348 memset(&rp, 0, sizeof(rp));
2349 rp.index = cpu_to_le16(hdev->id);
2350 if (hci_dev_test_flag(hdev, HCI_LE_ENABLED))
2351 rp.max_handles = MESH_HANDLES_MAX;
2356 mgmt_mesh_foreach(hdev, send_count, &rp, sk);
2358 mgmt_cmd_complete(sk, hdev->id, MGMT_OP_MESH_READ_FEATURES, 0, &rp,
2359 rp.used_handles + sizeof(rp) - MESH_HANDLES_MAX);
2361 hci_dev_unlock(hdev);
2365 static int send_cancel(struct hci_dev *hdev, void *data)
2367 struct mgmt_pending_cmd *cmd = data;
2368 struct mgmt_cp_mesh_send_cancel *cancel = (void *)cmd->param;
2369 struct mgmt_mesh_tx *mesh_tx;
2371 if (!cancel->handle) {
2373 mesh_tx = mgmt_mesh_next(hdev, cmd->sk);
2376 mesh_send_complete(hdev, mesh_tx, false);
2379 mesh_tx = mgmt_mesh_find(hdev, cancel->handle);
2381 if (mesh_tx && mesh_tx->sk == cmd->sk)
2382 mesh_send_complete(hdev, mesh_tx, false);
2385 mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_MESH_SEND_CANCEL,
2387 mgmt_pending_free(cmd);
2392 static int mesh_send_cancel(struct sock *sk, struct hci_dev *hdev,
2393 void *data, u16 len)
2395 struct mgmt_pending_cmd *cmd;
2398 if (!lmp_le_capable(hdev) ||
2399 !hci_dev_test_flag(hdev, HCI_MESH_EXPERIMENTAL))
2400 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_MESH_SEND_CANCEL,
2401 MGMT_STATUS_NOT_SUPPORTED);
2403 if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED))
2404 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_MESH_SEND_CANCEL,
2405 MGMT_STATUS_REJECTED);
2408 cmd = mgmt_pending_new(sk, MGMT_OP_MESH_SEND_CANCEL, hdev, data, len);
2412 err = hci_cmd_sync_queue(hdev, send_cancel, cmd, NULL);
2415 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_MESH_SEND_CANCEL,
2416 MGMT_STATUS_FAILED);
2419 mgmt_pending_free(cmd);
2422 hci_dev_unlock(hdev);
2426 static int mesh_send(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
2428 struct mgmt_mesh_tx *mesh_tx;
2429 struct mgmt_cp_mesh_send *send = data;
2430 struct mgmt_rp_mesh_read_features rp;
2434 if (!lmp_le_capable(hdev) ||
2435 !hci_dev_test_flag(hdev, HCI_MESH_EXPERIMENTAL))
2436 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_MESH_SEND,
2437 MGMT_STATUS_NOT_SUPPORTED);
2438 if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) ||
2439 len <= MGMT_MESH_SEND_SIZE ||
2440 len > (MGMT_MESH_SEND_SIZE + 31))
2441 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_MESH_SEND,
2442 MGMT_STATUS_REJECTED);
2446 memset(&rp, 0, sizeof(rp));
2447 rp.max_handles = MESH_HANDLES_MAX;
2449 mgmt_mesh_foreach(hdev, send_count, &rp, sk);
2451 if (rp.max_handles <= rp.used_handles) {
2452 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_MESH_SEND,
2457 sending = hci_dev_test_flag(hdev, HCI_MESH_SENDING);
2458 mesh_tx = mgmt_mesh_add(sk, hdev, send, len);
2463 err = hci_cmd_sync_queue(hdev, mesh_send_sync, mesh_tx,
2464 mesh_send_start_complete);
2467 bt_dev_err(hdev, "Send Mesh Failed %d", err);
2468 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_MESH_SEND,
2469 MGMT_STATUS_FAILED);
2473 mgmt_mesh_remove(mesh_tx);
2476 hci_dev_set_flag(hdev, HCI_MESH_SENDING);
2478 mgmt_cmd_complete(sk, hdev->id, MGMT_OP_MESH_SEND, 0,
2479 &mesh_tx->handle, 1);
2483 hci_dev_unlock(hdev);
2487 static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
2489 struct mgmt_mode *cp = data;
2490 struct mgmt_pending_cmd *cmd;
2494 bt_dev_dbg(hdev, "sock %p", sk);
2496 if (!lmp_le_capable(hdev))
2497 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
2498 MGMT_STATUS_NOT_SUPPORTED);
2500 if (cp->val != 0x00 && cp->val != 0x01)
2501 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
2502 MGMT_STATUS_INVALID_PARAMS);
2504 /* Bluetooth single mode LE only controllers or dual-mode
2505 * controllers configured as LE only devices, do not allow
2506 * switching LE off. These have either LE enabled explicitly
2507 * or BR/EDR has been previously switched off.
2509 * When trying to enable an already enabled LE, then gracefully
2510 * send a positive response. Trying to disable it however will
2511 * result into rejection.
2513 if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) {
2514 if (cp->val == 0x01)
2515 return send_settings_rsp(sk, MGMT_OP_SET_LE, hdev);
2517 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
2518 MGMT_STATUS_REJECTED);
2524 enabled = lmp_host_le_capable(hdev);
2526 if (!hdev_is_powered(hdev) || val == enabled) {
2527 bool changed = false;
2529 if (val != hci_dev_test_flag(hdev, HCI_LE_ENABLED)) {
2530 hci_dev_change_flag(hdev, HCI_LE_ENABLED);
2534 if (!val && hci_dev_test_flag(hdev, HCI_ADVERTISING)) {
2535 hci_dev_clear_flag(hdev, HCI_ADVERTISING);
2539 err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev);
2544 err = new_settings(hdev, sk);
2549 if (pending_find(MGMT_OP_SET_LE, hdev) ||
2550 pending_find(MGMT_OP_SET_ADVERTISING, hdev)) {
2551 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
2556 cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len);
2560 err = hci_cmd_sync_queue(hdev, set_le_sync, cmd,
2564 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
2565 MGMT_STATUS_FAILED);
2568 mgmt_pending_remove(cmd);
2572 hci_dev_unlock(hdev);
2576 /* This is a helper function to test for pending mgmt commands that can
2577 * cause CoD or EIR HCI commands. We can only allow one such pending
2578 * mgmt command at a time since otherwise we cannot easily track what
2579 * the current values are, will be, and based on that calculate if a new
2580 * HCI command needs to be sent and if yes with what value.
2582 static bool pending_eir_or_class(struct hci_dev *hdev)
2584 struct mgmt_pending_cmd *cmd;
2586 list_for_each_entry(cmd, &hdev->mgmt_pending, list) {
2587 switch (cmd->opcode) {
2588 case MGMT_OP_ADD_UUID:
2589 case MGMT_OP_REMOVE_UUID:
2590 case MGMT_OP_SET_DEV_CLASS:
2591 case MGMT_OP_SET_POWERED:
2599 static const u8 bluetooth_base_uuid[] = {
2600 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80,
2601 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2604 static u8 get_uuid_size(const u8 *uuid)
2608 if (memcmp(uuid, bluetooth_base_uuid, 12))
2611 val = get_unaligned_le32(&uuid[12]);
2618 static void mgmt_class_complete(struct hci_dev *hdev, void *data, int err)
2620 struct mgmt_pending_cmd *cmd = data;
2622 bt_dev_dbg(hdev, "err %d", err);
2624 mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode,
2625 mgmt_status(err), hdev->dev_class, 3);
2627 mgmt_pending_free(cmd);
2630 static int add_uuid_sync(struct hci_dev *hdev, void *data)
2634 err = hci_update_class_sync(hdev);
2638 return hci_update_eir_sync(hdev);
2641 static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
2643 struct mgmt_cp_add_uuid *cp = data;
2644 struct mgmt_pending_cmd *cmd;
2645 struct bt_uuid *uuid;
2648 bt_dev_dbg(hdev, "sock %p", sk);
2652 if (pending_eir_or_class(hdev)) {
2653 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID,
2658 uuid = kmalloc(sizeof(*uuid), GFP_KERNEL);
2664 memcpy(uuid->uuid, cp->uuid, 16);
2665 uuid->svc_hint = cp->svc_hint;
2666 uuid->size = get_uuid_size(cp->uuid);
2668 list_add_tail(&uuid->list, &hdev->uuids);
2670 cmd = mgmt_pending_new(sk, MGMT_OP_ADD_UUID, hdev, data, len);
2676 err = hci_cmd_sync_queue(hdev, add_uuid_sync, cmd, mgmt_class_complete);
2678 mgmt_pending_free(cmd);
2683 hci_dev_unlock(hdev);
2687 static bool enable_service_cache(struct hci_dev *hdev)
2689 if (!hdev_is_powered(hdev))
2692 if (!hci_dev_test_and_set_flag(hdev, HCI_SERVICE_CACHE)) {
2693 queue_delayed_work(hdev->workqueue, &hdev->service_cache,
2701 static int remove_uuid_sync(struct hci_dev *hdev, void *data)
2705 err = hci_update_class_sync(hdev);
2709 return hci_update_eir_sync(hdev);
2712 static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data,
2715 struct mgmt_cp_remove_uuid *cp = data;
2716 struct mgmt_pending_cmd *cmd;
2717 struct bt_uuid *match, *tmp;
2718 static const u8 bt_uuid_any[] = {
2719 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
2723 bt_dev_dbg(hdev, "sock %p", sk);
2727 if (pending_eir_or_class(hdev)) {
2728 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID,
2733 if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) {
2734 hci_uuids_clear(hdev);
2736 if (enable_service_cache(hdev)) {
2737 err = mgmt_cmd_complete(sk, hdev->id,
2738 MGMT_OP_REMOVE_UUID,
2739 0, hdev->dev_class, 3);
2748 list_for_each_entry_safe(match, tmp, &hdev->uuids, list) {
2749 if (memcmp(match->uuid, cp->uuid, 16) != 0)
2752 list_del(&match->list);
2758 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID,
2759 MGMT_STATUS_INVALID_PARAMS);
2764 cmd = mgmt_pending_new(sk, MGMT_OP_REMOVE_UUID, hdev, data, len);
2770 err = hci_cmd_sync_queue(hdev, remove_uuid_sync, cmd,
2771 mgmt_class_complete);
2773 mgmt_pending_free(cmd);
2776 hci_dev_unlock(hdev);
2780 static int set_class_sync(struct hci_dev *hdev, void *data)
2784 if (hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) {
2785 cancel_delayed_work_sync(&hdev->service_cache);
2786 err = hci_update_eir_sync(hdev);
2792 return hci_update_class_sync(hdev);
2795 static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data,
2798 struct mgmt_cp_set_dev_class *cp = data;
2799 struct mgmt_pending_cmd *cmd;
2802 bt_dev_dbg(hdev, "sock %p", sk);
2804 if (!lmp_bredr_capable(hdev))
2805 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
2806 MGMT_STATUS_NOT_SUPPORTED);
2810 if (pending_eir_or_class(hdev)) {
2811 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
2816 if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) {
2817 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
2818 MGMT_STATUS_INVALID_PARAMS);
2822 hdev->major_class = cp->major;
2823 hdev->minor_class = cp->minor;
2825 if (!hdev_is_powered(hdev)) {
2826 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0,
2827 hdev->dev_class, 3);
2831 cmd = mgmt_pending_new(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len);
2837 err = hci_cmd_sync_queue(hdev, set_class_sync, cmd,
2838 mgmt_class_complete);
2840 mgmt_pending_free(cmd);
2843 hci_dev_unlock(hdev);
2847 static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data,
2850 struct mgmt_cp_load_link_keys *cp = data;
2851 const u16 max_key_count = ((U16_MAX - sizeof(*cp)) /
2852 sizeof(struct mgmt_link_key_info));
2853 u16 key_count, expected_len;
2857 bt_dev_dbg(hdev, "sock %p", sk);
2859 if (!lmp_bredr_capable(hdev))
2860 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS,
2861 MGMT_STATUS_NOT_SUPPORTED);
2863 key_count = __le16_to_cpu(cp->key_count);
2864 if (key_count > max_key_count) {
2865 bt_dev_err(hdev, "load_link_keys: too big key_count value %u",
2867 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS,
2868 MGMT_STATUS_INVALID_PARAMS);
2871 expected_len = struct_size(cp, keys, key_count);
2872 if (expected_len != len) {
2873 bt_dev_err(hdev, "load_link_keys: expected %u bytes, got %u bytes",
2875 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS,
2876 MGMT_STATUS_INVALID_PARAMS);
2879 if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01)
2880 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS,
2881 MGMT_STATUS_INVALID_PARAMS);
2883 bt_dev_dbg(hdev, "debug_keys %u key_count %u", cp->debug_keys,
2886 for (i = 0; i < key_count; i++) {
2887 struct mgmt_link_key_info *key = &cp->keys[i];
2889 if (key->addr.type != BDADDR_BREDR || key->type > 0x08)
2890 return mgmt_cmd_status(sk, hdev->id,
2891 MGMT_OP_LOAD_LINK_KEYS,
2892 MGMT_STATUS_INVALID_PARAMS);
2897 hci_link_keys_clear(hdev);
2900 changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS);
2902 changed = hci_dev_test_and_clear_flag(hdev,
2903 HCI_KEEP_DEBUG_KEYS);
2906 new_settings(hdev, NULL);
2908 for (i = 0; i < key_count; i++) {
2909 struct mgmt_link_key_info *key = &cp->keys[i];
2911 if (hci_is_blocked_key(hdev,
2912 HCI_BLOCKED_KEY_TYPE_LINKKEY,
2914 bt_dev_warn(hdev, "Skipping blocked link key for %pMR",
2919 /* Always ignore debug keys and require a new pairing if
2920 * the user wants to use them.
2922 if (key->type == HCI_LK_DEBUG_COMBINATION)
2925 hci_add_link_key(hdev, NULL, &key->addr.bdaddr, key->val,
2926 key->type, key->pin_len, NULL);
2929 mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0);
2931 hci_dev_unlock(hdev);
2936 static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr,
2937 u8 addr_type, struct sock *skip_sk)
2939 struct mgmt_ev_device_unpaired ev;
2941 bacpy(&ev.addr.bdaddr, bdaddr);
2942 ev.addr.type = addr_type;
2944 return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev),
2948 static void unpair_device_complete(struct hci_dev *hdev, void *data, int err)
2950 struct mgmt_pending_cmd *cmd = data;
2951 struct mgmt_cp_unpair_device *cp = cmd->param;
2954 device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk);
2956 cmd->cmd_complete(cmd, err);
2957 mgmt_pending_free(cmd);
2960 static int unpair_device_sync(struct hci_dev *hdev, void *data)
2962 struct mgmt_pending_cmd *cmd = data;
2963 struct mgmt_cp_unpair_device *cp = cmd->param;
2964 struct hci_conn *conn;
2966 if (cp->addr.type == BDADDR_BREDR)
2967 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
2970 conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr,
2971 le_addr_type(cp->addr.type));
2976 return hci_abort_conn_sync(hdev, conn, HCI_ERROR_REMOTE_USER_TERM);
2979 static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data,
2982 struct mgmt_cp_unpair_device *cp = data;
2983 struct mgmt_rp_unpair_device rp;
2984 struct hci_conn_params *params;
2985 struct mgmt_pending_cmd *cmd;
2986 struct hci_conn *conn;
2990 memset(&rp, 0, sizeof(rp));
2991 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
2992 rp.addr.type = cp->addr.type;
2994 if (!bdaddr_type_is_valid(cp->addr.type))
2995 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
2996 MGMT_STATUS_INVALID_PARAMS,
2999 if (cp->disconnect != 0x00 && cp->disconnect != 0x01)
3000 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
3001 MGMT_STATUS_INVALID_PARAMS,
3006 if (!hdev_is_powered(hdev)) {
3007 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
3008 MGMT_STATUS_NOT_POWERED, &rp,
3013 if (cp->addr.type == BDADDR_BREDR) {
3014 /* If disconnection is requested, then look up the
3015 * connection. If the remote device is connected, it
3016 * will be later used to terminate the link.
3018 * Setting it to NULL explicitly will cause no
3019 * termination of the link.
3022 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
3027 err = hci_remove_link_key(hdev, &cp->addr.bdaddr);
3029 err = mgmt_cmd_complete(sk, hdev->id,
3030 MGMT_OP_UNPAIR_DEVICE,
3031 MGMT_STATUS_NOT_PAIRED, &rp,
3039 /* LE address type */
3040 addr_type = le_addr_type(cp->addr.type);
3042 /* Abort any ongoing SMP pairing. Removes ltk and irk if they exist. */
3043 err = smp_cancel_and_remove_pairing(hdev, &cp->addr.bdaddr, addr_type);
3045 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
3046 MGMT_STATUS_NOT_PAIRED, &rp,
3051 conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr, addr_type);
3053 hci_conn_params_del(hdev, &cp->addr.bdaddr, addr_type);
3058 /* Defer clearing up the connection parameters until closing to
3059 * give a chance of keeping them if a repairing happens.
3061 set_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags);
3063 /* Disable auto-connection parameters if present */
3064 params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, addr_type);
3066 if (params->explicit_connect)
3067 params->auto_connect = HCI_AUTO_CONN_EXPLICIT;
3069 params->auto_connect = HCI_AUTO_CONN_DISABLED;
3072 /* If disconnection is not requested, then clear the connection
3073 * variable so that the link is not terminated.
3075 if (!cp->disconnect)
3079 /* If the connection variable is set, then termination of the
3080 * link is requested.
3083 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0,
3085 device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk);
3089 cmd = mgmt_pending_new(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp,
3096 cmd->cmd_complete = addr_cmd_complete;
3098 err = hci_cmd_sync_queue(hdev, unpair_device_sync, cmd,
3099 unpair_device_complete);
3101 mgmt_pending_free(cmd);
3104 hci_dev_unlock(hdev);
3108 static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data,
3111 struct mgmt_cp_disconnect *cp = data;
3112 struct mgmt_rp_disconnect rp;
3113 struct mgmt_pending_cmd *cmd;
3114 struct hci_conn *conn;
3117 bt_dev_dbg(hdev, "sock %p", sk);
3119 memset(&rp, 0, sizeof(rp));
3120 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
3121 rp.addr.type = cp->addr.type;
3123 if (!bdaddr_type_is_valid(cp->addr.type))
3124 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
3125 MGMT_STATUS_INVALID_PARAMS,
3130 if (!test_bit(HCI_UP, &hdev->flags)) {
3131 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
3132 MGMT_STATUS_NOT_POWERED, &rp,
3137 if (pending_find(MGMT_OP_DISCONNECT, hdev)) {
3138 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
3139 MGMT_STATUS_BUSY, &rp, sizeof(rp));
3143 if (cp->addr.type == BDADDR_BREDR)
3144 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
3147 conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr,
3148 le_addr_type(cp->addr.type));
3150 if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) {
3151 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT,
3152 MGMT_STATUS_NOT_CONNECTED, &rp,
3157 cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len);
3163 cmd->cmd_complete = generic_cmd_complete;
3165 err = hci_disconnect(conn, HCI_ERROR_REMOTE_USER_TERM);
3167 mgmt_pending_remove(cmd);
3170 hci_dev_unlock(hdev);
3174 static u8 link_to_bdaddr(u8 link_type, u8 addr_type)
3176 switch (link_type) {
3178 switch (addr_type) {
3179 case ADDR_LE_DEV_PUBLIC:
3180 return BDADDR_LE_PUBLIC;
3183 /* Fallback to LE Random address type */
3184 return BDADDR_LE_RANDOM;
3188 /* Fallback to BR/EDR type */
3189 return BDADDR_BREDR;
3193 static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data,
3196 struct mgmt_rp_get_connections *rp;
3201 bt_dev_dbg(hdev, "sock %p", sk);
3205 if (!hdev_is_powered(hdev)) {
3206 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS,
3207 MGMT_STATUS_NOT_POWERED);
3212 list_for_each_entry(c, &hdev->conn_hash.list, list) {
3213 if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags))
3217 rp = kmalloc(struct_size(rp, addr, i), GFP_KERNEL);
3224 list_for_each_entry(c, &hdev->conn_hash.list, list) {
3225 if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags))
3227 bacpy(&rp->addr[i].bdaddr, &c->dst);
3228 rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type);
3229 if (c->type == SCO_LINK || c->type == ESCO_LINK)
3234 rp->conn_count = cpu_to_le16(i);
3236 /* Recalculate length in case of filtered SCO connections, etc */
3237 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp,
3238 struct_size(rp, addr, i));
3243 hci_dev_unlock(hdev);
3247 static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev,
3248 struct mgmt_cp_pin_code_neg_reply *cp)
3250 struct mgmt_pending_cmd *cmd;
3253 cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp,
3258 cmd->cmd_complete = addr_cmd_complete;
3260 err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY,
3261 sizeof(cp->addr.bdaddr), &cp->addr.bdaddr);
3263 mgmt_pending_remove(cmd);
3268 static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data,
3271 struct hci_conn *conn;
3272 struct mgmt_cp_pin_code_reply *cp = data;
3273 struct hci_cp_pin_code_reply reply;
3274 struct mgmt_pending_cmd *cmd;
3277 bt_dev_dbg(hdev, "sock %p", sk);
3281 if (!hdev_is_powered(hdev)) {
3282 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY,
3283 MGMT_STATUS_NOT_POWERED);
3287 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr);
3289 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY,
3290 MGMT_STATUS_NOT_CONNECTED);
3294 if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) {
3295 struct mgmt_cp_pin_code_neg_reply ncp;
3297 memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr));
3299 bt_dev_err(hdev, "PIN code is not 16 bytes long");
3301 err = send_pin_code_neg_reply(sk, hdev, &ncp);
3303 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY,
3304 MGMT_STATUS_INVALID_PARAMS);
3309 cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len);
3315 cmd->cmd_complete = addr_cmd_complete;
3317 bacpy(&reply.bdaddr, &cp->addr.bdaddr);
3318 reply.pin_len = cp->pin_len;
3319 memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code));
3321 err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply);
3323 mgmt_pending_remove(cmd);
3326 hci_dev_unlock(hdev);
3330 static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data,
3333 struct mgmt_cp_set_io_capability *cp = data;
3335 bt_dev_dbg(hdev, "sock %p", sk);
3337 if (cp->io_capability > SMP_IO_KEYBOARD_DISPLAY)
3338 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY,
3339 MGMT_STATUS_INVALID_PARAMS);
3343 hdev->io_capability = cp->io_capability;
3345 bt_dev_dbg(hdev, "IO capability set to 0x%02x", hdev->io_capability);
3347 hci_dev_unlock(hdev);
3349 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0,
3353 static struct mgmt_pending_cmd *find_pairing(struct hci_conn *conn)
3355 struct hci_dev *hdev = conn->hdev;
3356 struct mgmt_pending_cmd *cmd;
3358 list_for_each_entry(cmd, &hdev->mgmt_pending, list) {
3359 if (cmd->opcode != MGMT_OP_PAIR_DEVICE)
3362 if (cmd->user_data != conn)
3371 static int pairing_complete(struct mgmt_pending_cmd *cmd, u8 status)
3373 struct mgmt_rp_pair_device rp;
3374 struct hci_conn *conn = cmd->user_data;
3377 bacpy(&rp.addr.bdaddr, &conn->dst);
3378 rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type);
3380 err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE,
3381 status, &rp, sizeof(rp));
3383 /* So we don't get further callbacks for this connection */
3384 conn->connect_cfm_cb = NULL;
3385 conn->security_cfm_cb = NULL;
3386 conn->disconn_cfm_cb = NULL;
3388 hci_conn_drop(conn);
3390 /* The device is paired so there is no need to remove
3391 * its connection parameters anymore.
3393 clear_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags);
3400 void mgmt_smp_complete(struct hci_conn *conn, bool complete)
3402 u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED;
3403 struct mgmt_pending_cmd *cmd;
3405 cmd = find_pairing(conn);
3407 cmd->cmd_complete(cmd, status);
3408 mgmt_pending_remove(cmd);
3412 static void pairing_complete_cb(struct hci_conn *conn, u8 status)
3414 struct mgmt_pending_cmd *cmd;
3416 BT_DBG("status %u", status);
3418 cmd = find_pairing(conn);
3420 BT_DBG("Unable to find a pending command");
3424 cmd->cmd_complete(cmd, mgmt_status(status));
3425 mgmt_pending_remove(cmd);
3428 static void le_pairing_complete_cb(struct hci_conn *conn, u8 status)
3430 struct mgmt_pending_cmd *cmd;
3432 BT_DBG("status %u", status);
3437 cmd = find_pairing(conn);
3439 BT_DBG("Unable to find a pending command");
3443 cmd->cmd_complete(cmd, mgmt_status(status));
3444 mgmt_pending_remove(cmd);
3447 static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data,
3450 struct mgmt_cp_pair_device *cp = data;
3451 struct mgmt_rp_pair_device rp;
3452 struct mgmt_pending_cmd *cmd;
3453 u8 sec_level, auth_type;
3454 struct hci_conn *conn;
3457 bt_dev_dbg(hdev, "sock %p", sk);
3459 memset(&rp, 0, sizeof(rp));
3460 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
3461 rp.addr.type = cp->addr.type;
3463 if (!bdaddr_type_is_valid(cp->addr.type))
3464 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
3465 MGMT_STATUS_INVALID_PARAMS,
3468 if (cp->io_cap > SMP_IO_KEYBOARD_DISPLAY)
3469 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
3470 MGMT_STATUS_INVALID_PARAMS,
3475 if (!hdev_is_powered(hdev)) {
3476 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
3477 MGMT_STATUS_NOT_POWERED, &rp,
3482 if (hci_bdaddr_is_paired(hdev, &cp->addr.bdaddr, cp->addr.type)) {
3483 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
3484 MGMT_STATUS_ALREADY_PAIRED, &rp,
3489 sec_level = BT_SECURITY_MEDIUM;
3490 auth_type = HCI_AT_DEDICATED_BONDING;
3492 if (cp->addr.type == BDADDR_BREDR) {
3493 conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level,
3494 auth_type, CONN_REASON_PAIR_DEVICE);
3496 u8 addr_type = le_addr_type(cp->addr.type);
3497 struct hci_conn_params *p;
3499 /* When pairing a new device, it is expected to remember
3500 * this device for future connections. Adding the connection
3501 * parameter information ahead of time allows tracking
3502 * of the peripheral preferred values and will speed up any
3503 * further connection establishment.
3505 * If connection parameters already exist, then they
3506 * will be kept and this function does nothing.
3508 p = hci_conn_params_add(hdev, &cp->addr.bdaddr, addr_type);
3510 if (p->auto_connect == HCI_AUTO_CONN_EXPLICIT)
3511 p->auto_connect = HCI_AUTO_CONN_DISABLED;
3513 conn = hci_connect_le_scan(hdev, &cp->addr.bdaddr, addr_type,
3514 sec_level, HCI_LE_CONN_TIMEOUT,
3515 CONN_REASON_PAIR_DEVICE);
3521 if (PTR_ERR(conn) == -EBUSY)
3522 status = MGMT_STATUS_BUSY;
3523 else if (PTR_ERR(conn) == -EOPNOTSUPP)
3524 status = MGMT_STATUS_NOT_SUPPORTED;
3525 else if (PTR_ERR(conn) == -ECONNREFUSED)
3526 status = MGMT_STATUS_REJECTED;
3528 status = MGMT_STATUS_CONNECT_FAILED;
3530 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
3531 status, &rp, sizeof(rp));
3535 if (conn->connect_cfm_cb) {
3536 hci_conn_drop(conn);
3537 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
3538 MGMT_STATUS_BUSY, &rp, sizeof(rp));
3542 cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len);
3545 hci_conn_drop(conn);
3549 cmd->cmd_complete = pairing_complete;
3551 /* For LE, just connecting isn't a proof that the pairing finished */
3552 if (cp->addr.type == BDADDR_BREDR) {
3553 conn->connect_cfm_cb = pairing_complete_cb;
3554 conn->security_cfm_cb = pairing_complete_cb;
3555 conn->disconn_cfm_cb = pairing_complete_cb;
3557 conn->connect_cfm_cb = le_pairing_complete_cb;
3558 conn->security_cfm_cb = le_pairing_complete_cb;
3559 conn->disconn_cfm_cb = le_pairing_complete_cb;
3562 conn->io_capability = cp->io_cap;
3563 cmd->user_data = hci_conn_get(conn);
3565 if ((conn->state == BT_CONNECTED || conn->state == BT_CONFIG) &&
3566 hci_conn_security(conn, sec_level, auth_type, true)) {
3567 cmd->cmd_complete(cmd, 0);
3568 mgmt_pending_remove(cmd);
3574 hci_dev_unlock(hdev);
3578 static int abort_conn_sync(struct hci_dev *hdev, void *data)
3580 struct hci_conn *conn;
3581 u16 handle = PTR_ERR(data);
3583 conn = hci_conn_hash_lookup_handle(hdev, handle);
3587 return hci_abort_conn_sync(hdev, conn, HCI_ERROR_REMOTE_USER_TERM);
3590 static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data,
3593 struct mgmt_addr_info *addr = data;
3594 struct mgmt_pending_cmd *cmd;
3595 struct hci_conn *conn;
3598 bt_dev_dbg(hdev, "sock %p", sk);
3602 if (!hdev_is_powered(hdev)) {
3603 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE,
3604 MGMT_STATUS_NOT_POWERED);
3608 cmd = pending_find(MGMT_OP_PAIR_DEVICE, hdev);
3610 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE,
3611 MGMT_STATUS_INVALID_PARAMS);
3615 conn = cmd->user_data;
3617 if (bacmp(&addr->bdaddr, &conn->dst) != 0) {
3618 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE,
3619 MGMT_STATUS_INVALID_PARAMS);
3623 cmd->cmd_complete(cmd, MGMT_STATUS_CANCELLED);
3624 mgmt_pending_remove(cmd);
3626 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0,
3627 addr, sizeof(*addr));
3629 /* Since user doesn't want to proceed with the connection, abort any
3630 * ongoing pairing and then terminate the link if it was created
3631 * because of the pair device action.
3633 if (addr->type == BDADDR_BREDR)
3634 hci_remove_link_key(hdev, &addr->bdaddr);
3636 smp_cancel_and_remove_pairing(hdev, &addr->bdaddr,
3637 le_addr_type(addr->type));
3639 if (conn->conn_reason == CONN_REASON_PAIR_DEVICE)
3640 hci_cmd_sync_queue(hdev, abort_conn_sync, ERR_PTR(conn->handle),
3644 hci_dev_unlock(hdev);
3648 static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev,
3649 struct mgmt_addr_info *addr, u16 mgmt_op,
3650 u16 hci_op, __le32 passkey)
3652 struct mgmt_pending_cmd *cmd;
3653 struct hci_conn *conn;
3658 if (!hdev_is_powered(hdev)) {
3659 err = mgmt_cmd_complete(sk, hdev->id, mgmt_op,
3660 MGMT_STATUS_NOT_POWERED, addr,
3665 if (addr->type == BDADDR_BREDR)
3666 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr);
3668 conn = hci_conn_hash_lookup_le(hdev, &addr->bdaddr,
3669 le_addr_type(addr->type));
3672 err = mgmt_cmd_complete(sk, hdev->id, mgmt_op,
3673 MGMT_STATUS_NOT_CONNECTED, addr,
3678 if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) {
3679 err = smp_user_confirm_reply(conn, mgmt_op, passkey);
3681 err = mgmt_cmd_complete(sk, hdev->id, mgmt_op,
3682 MGMT_STATUS_SUCCESS, addr,
3685 err = mgmt_cmd_complete(sk, hdev->id, mgmt_op,
3686 MGMT_STATUS_FAILED, addr,
3692 cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr));
3698 cmd->cmd_complete = addr_cmd_complete;
3700 /* Continue with pairing via HCI */
3701 if (hci_op == HCI_OP_USER_PASSKEY_REPLY) {
3702 struct hci_cp_user_passkey_reply cp;
3704 bacpy(&cp.bdaddr, &addr->bdaddr);
3705 cp.passkey = passkey;
3706 err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp);
3708 err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr),
3712 mgmt_pending_remove(cmd);
3715 hci_dev_unlock(hdev);
3719 static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev,
3720 void *data, u16 len)
3722 struct mgmt_cp_pin_code_neg_reply *cp = data;
3724 bt_dev_dbg(hdev, "sock %p", sk);
3726 return user_pairing_resp(sk, hdev, &cp->addr,
3727 MGMT_OP_PIN_CODE_NEG_REPLY,
3728 HCI_OP_PIN_CODE_NEG_REPLY, 0);
3731 static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data,
3734 struct mgmt_cp_user_confirm_reply *cp = data;
3736 bt_dev_dbg(hdev, "sock %p", sk);
3738 if (len != sizeof(*cp))
3739 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY,
3740 MGMT_STATUS_INVALID_PARAMS);
3742 return user_pairing_resp(sk, hdev, &cp->addr,
3743 MGMT_OP_USER_CONFIRM_REPLY,
3744 HCI_OP_USER_CONFIRM_REPLY, 0);
3747 static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev,
3748 void *data, u16 len)
3750 struct mgmt_cp_user_confirm_neg_reply *cp = data;
3752 bt_dev_dbg(hdev, "sock %p", sk);
3754 return user_pairing_resp(sk, hdev, &cp->addr,
3755 MGMT_OP_USER_CONFIRM_NEG_REPLY,
3756 HCI_OP_USER_CONFIRM_NEG_REPLY, 0);
3759 static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data,
3762 struct mgmt_cp_user_passkey_reply *cp = data;
3764 bt_dev_dbg(hdev, "sock %p", sk);
3766 return user_pairing_resp(sk, hdev, &cp->addr,
3767 MGMT_OP_USER_PASSKEY_REPLY,
3768 HCI_OP_USER_PASSKEY_REPLY, cp->passkey);
3771 static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev,
3772 void *data, u16 len)
3774 struct mgmt_cp_user_passkey_neg_reply *cp = data;
3776 bt_dev_dbg(hdev, "sock %p", sk);
3778 return user_pairing_resp(sk, hdev, &cp->addr,
3779 MGMT_OP_USER_PASSKEY_NEG_REPLY,
3780 HCI_OP_USER_PASSKEY_NEG_REPLY, 0);
3783 static int adv_expire_sync(struct hci_dev *hdev, u32 flags)
3785 struct adv_info *adv_instance;
3787 adv_instance = hci_find_adv_instance(hdev, hdev->cur_adv_instance);
3791 /* stop if current instance doesn't need to be changed */
3792 if (!(adv_instance->flags & flags))
3795 cancel_adv_timeout(hdev);
3797 adv_instance = hci_get_next_instance(hdev, adv_instance->instance);
3801 hci_schedule_adv_instance_sync(hdev, adv_instance->instance, true);
3806 static int name_changed_sync(struct hci_dev *hdev, void *data)
3808 return adv_expire_sync(hdev, MGMT_ADV_FLAG_LOCAL_NAME);
3811 static void set_name_complete(struct hci_dev *hdev, void *data, int err)
3813 struct mgmt_pending_cmd *cmd = data;
3814 struct mgmt_cp_set_local_name *cp = cmd->param;
3815 u8 status = mgmt_status(err);
3817 bt_dev_dbg(hdev, "err %d", err);
3819 if (cmd != pending_find(MGMT_OP_SET_LOCAL_NAME, hdev))
3823 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME,
3826 mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0,
3829 if (hci_dev_test_flag(hdev, HCI_LE_ADV))
3830 hci_cmd_sync_queue(hdev, name_changed_sync, NULL, NULL);
3833 mgmt_pending_remove(cmd);
3836 static int set_name_sync(struct hci_dev *hdev, void *data)
3838 if (lmp_bredr_capable(hdev)) {
3839 hci_update_name_sync(hdev);
3840 hci_update_eir_sync(hdev);
3843 /* The name is stored in the scan response data and so
3844 * no need to update the advertising data here.
3846 if (lmp_le_capable(hdev) && hci_dev_test_flag(hdev, HCI_ADVERTISING))
3847 hci_update_scan_rsp_data_sync(hdev, hdev->cur_adv_instance);
3852 static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data,
3855 struct mgmt_cp_set_local_name *cp = data;
3856 struct mgmt_pending_cmd *cmd;
3859 bt_dev_dbg(hdev, "sock %p", sk);
3863 /* If the old values are the same as the new ones just return a
3864 * direct command complete event.
3866 if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) &&
3867 !memcmp(hdev->short_name, cp->short_name,
3868 sizeof(hdev->short_name))) {
3869 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0,
3874 memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name));
3876 if (!hdev_is_powered(hdev)) {
3877 memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name));
3879 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0,
3884 err = mgmt_limited_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data,
3885 len, HCI_MGMT_LOCAL_NAME_EVENTS, sk);
3886 ext_info_changed(hdev, sk);
3891 cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len);
3895 err = hci_cmd_sync_queue(hdev, set_name_sync, cmd,
3899 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME,
3900 MGMT_STATUS_FAILED);
3903 mgmt_pending_remove(cmd);
3908 memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name));
3911 hci_dev_unlock(hdev);
3915 static int appearance_changed_sync(struct hci_dev *hdev, void *data)
3917 return adv_expire_sync(hdev, MGMT_ADV_FLAG_APPEARANCE);
3920 static int set_appearance(struct sock *sk, struct hci_dev *hdev, void *data,
3923 struct mgmt_cp_set_appearance *cp = data;
3927 bt_dev_dbg(hdev, "sock %p", sk);
3929 if (!lmp_le_capable(hdev))
3930 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_APPEARANCE,
3931 MGMT_STATUS_NOT_SUPPORTED);
3933 appearance = le16_to_cpu(cp->appearance);
3937 if (hdev->appearance != appearance) {
3938 hdev->appearance = appearance;
3940 if (hci_dev_test_flag(hdev, HCI_LE_ADV))
3941 hci_cmd_sync_queue(hdev, appearance_changed_sync, NULL,
3944 ext_info_changed(hdev, sk);
3947 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_APPEARANCE, 0, NULL,
3950 hci_dev_unlock(hdev);
3955 static int get_phy_configuration(struct sock *sk, struct hci_dev *hdev,
3956 void *data, u16 len)
3958 struct mgmt_rp_get_phy_configuration rp;
3960 bt_dev_dbg(hdev, "sock %p", sk);
3964 memset(&rp, 0, sizeof(rp));
3966 rp.supported_phys = cpu_to_le32(get_supported_phys(hdev));
3967 rp.selected_phys = cpu_to_le32(get_selected_phys(hdev));
3968 rp.configurable_phys = cpu_to_le32(get_configurable_phys(hdev));
3970 hci_dev_unlock(hdev);
3972 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_PHY_CONFIGURATION, 0,
3976 int mgmt_phy_configuration_changed(struct hci_dev *hdev, struct sock *skip)
3978 struct mgmt_ev_phy_configuration_changed ev;
3980 memset(&ev, 0, sizeof(ev));
3982 ev.selected_phys = cpu_to_le32(get_selected_phys(hdev));
3984 return mgmt_event(MGMT_EV_PHY_CONFIGURATION_CHANGED, hdev, &ev,
3988 static void set_default_phy_complete(struct hci_dev *hdev, void *data, int err)
3990 struct mgmt_pending_cmd *cmd = data;
3991 struct sk_buff *skb = cmd->skb;
3992 u8 status = mgmt_status(err);
3994 if (cmd != pending_find(MGMT_OP_SET_PHY_CONFIGURATION, hdev))
3999 status = MGMT_STATUS_FAILED;
4000 else if (IS_ERR(skb))
4001 status = mgmt_status(PTR_ERR(skb));
4003 status = mgmt_status(skb->data[0]);
4006 bt_dev_dbg(hdev, "status %d", status);
4009 mgmt_cmd_status(cmd->sk, hdev->id,
4010 MGMT_OP_SET_PHY_CONFIGURATION, status);
4012 mgmt_cmd_complete(cmd->sk, hdev->id,
4013 MGMT_OP_SET_PHY_CONFIGURATION, 0,
4016 mgmt_phy_configuration_changed(hdev, cmd->sk);
4019 if (skb && !IS_ERR(skb))
4022 mgmt_pending_remove(cmd);
4025 static int set_default_phy_sync(struct hci_dev *hdev, void *data)
4027 struct mgmt_pending_cmd *cmd = data;
4028 struct mgmt_cp_set_phy_configuration *cp = cmd->param;
4029 struct hci_cp_le_set_default_phy cp_phy;
4030 u32 selected_phys = __le32_to_cpu(cp->selected_phys);
4032 memset(&cp_phy, 0, sizeof(cp_phy));
4034 if (!(selected_phys & MGMT_PHY_LE_TX_MASK))
4035 cp_phy.all_phys |= 0x01;
4037 if (!(selected_phys & MGMT_PHY_LE_RX_MASK))
4038 cp_phy.all_phys |= 0x02;
4040 if (selected_phys & MGMT_PHY_LE_1M_TX)
4041 cp_phy.tx_phys |= HCI_LE_SET_PHY_1M;
4043 if (selected_phys & MGMT_PHY_LE_2M_TX)
4044 cp_phy.tx_phys |= HCI_LE_SET_PHY_2M;
4046 if (selected_phys & MGMT_PHY_LE_CODED_TX)
4047 cp_phy.tx_phys |= HCI_LE_SET_PHY_CODED;
4049 if (selected_phys & MGMT_PHY_LE_1M_RX)
4050 cp_phy.rx_phys |= HCI_LE_SET_PHY_1M;
4052 if (selected_phys & MGMT_PHY_LE_2M_RX)
4053 cp_phy.rx_phys |= HCI_LE_SET_PHY_2M;
4055 if (selected_phys & MGMT_PHY_LE_CODED_RX)
4056 cp_phy.rx_phys |= HCI_LE_SET_PHY_CODED;
4058 cmd->skb = __hci_cmd_sync(hdev, HCI_OP_LE_SET_DEFAULT_PHY,
4059 sizeof(cp_phy), &cp_phy, HCI_CMD_TIMEOUT);
4064 static int set_phy_configuration(struct sock *sk, struct hci_dev *hdev,
4065 void *data, u16 len)
4067 struct mgmt_cp_set_phy_configuration *cp = data;
4068 struct mgmt_pending_cmd *cmd;
4069 u32 selected_phys, configurable_phys, supported_phys, unconfigure_phys;
4070 u16 pkt_type = (HCI_DH1 | HCI_DM1);
4071 bool changed = false;
4074 bt_dev_dbg(hdev, "sock %p", sk);
4076 configurable_phys = get_configurable_phys(hdev);
4077 supported_phys = get_supported_phys(hdev);
4078 selected_phys = __le32_to_cpu(cp->selected_phys);
4080 if (selected_phys & ~supported_phys)
4081 return mgmt_cmd_status(sk, hdev->id,
4082 MGMT_OP_SET_PHY_CONFIGURATION,
4083 MGMT_STATUS_INVALID_PARAMS);
4085 unconfigure_phys = supported_phys & ~configurable_phys;
4087 if ((selected_phys & unconfigure_phys) != unconfigure_phys)
4088 return mgmt_cmd_status(sk, hdev->id,
4089 MGMT_OP_SET_PHY_CONFIGURATION,
4090 MGMT_STATUS_INVALID_PARAMS);
4092 if (selected_phys == get_selected_phys(hdev))
4093 return mgmt_cmd_complete(sk, hdev->id,
4094 MGMT_OP_SET_PHY_CONFIGURATION,
4099 if (!hdev_is_powered(hdev)) {
4100 err = mgmt_cmd_status(sk, hdev->id,
4101 MGMT_OP_SET_PHY_CONFIGURATION,
4102 MGMT_STATUS_REJECTED);
4106 if (pending_find(MGMT_OP_SET_PHY_CONFIGURATION, hdev)) {
4107 err = mgmt_cmd_status(sk, hdev->id,
4108 MGMT_OP_SET_PHY_CONFIGURATION,
4113 if (selected_phys & MGMT_PHY_BR_1M_3SLOT)
4114 pkt_type |= (HCI_DH3 | HCI_DM3);
4116 pkt_type &= ~(HCI_DH3 | HCI_DM3);
4118 if (selected_phys & MGMT_PHY_BR_1M_5SLOT)
4119 pkt_type |= (HCI_DH5 | HCI_DM5);
4121 pkt_type &= ~(HCI_DH5 | HCI_DM5);
4123 if (selected_phys & MGMT_PHY_EDR_2M_1SLOT)
4124 pkt_type &= ~HCI_2DH1;
4126 pkt_type |= HCI_2DH1;
4128 if (selected_phys & MGMT_PHY_EDR_2M_3SLOT)
4129 pkt_type &= ~HCI_2DH3;
4131 pkt_type |= HCI_2DH3;
4133 if (selected_phys & MGMT_PHY_EDR_2M_5SLOT)
4134 pkt_type &= ~HCI_2DH5;
4136 pkt_type |= HCI_2DH5;
4138 if (selected_phys & MGMT_PHY_EDR_3M_1SLOT)
4139 pkt_type &= ~HCI_3DH1;
4141 pkt_type |= HCI_3DH1;
4143 if (selected_phys & MGMT_PHY_EDR_3M_3SLOT)
4144 pkt_type &= ~HCI_3DH3;
4146 pkt_type |= HCI_3DH3;
4148 if (selected_phys & MGMT_PHY_EDR_3M_5SLOT)
4149 pkt_type &= ~HCI_3DH5;
4151 pkt_type |= HCI_3DH5;
4153 if (pkt_type != hdev->pkt_type) {
4154 hdev->pkt_type = pkt_type;
4158 if ((selected_phys & MGMT_PHY_LE_MASK) ==
4159 (get_selected_phys(hdev) & MGMT_PHY_LE_MASK)) {
4161 mgmt_phy_configuration_changed(hdev, sk);
4163 err = mgmt_cmd_complete(sk, hdev->id,
4164 MGMT_OP_SET_PHY_CONFIGURATION,
4170 cmd = mgmt_pending_add(sk, MGMT_OP_SET_PHY_CONFIGURATION, hdev, data,
4175 err = hci_cmd_sync_queue(hdev, set_default_phy_sync, cmd,
4176 set_default_phy_complete);
4179 err = mgmt_cmd_status(sk, hdev->id,
4180 MGMT_OP_SET_PHY_CONFIGURATION,
4181 MGMT_STATUS_FAILED);
4184 mgmt_pending_remove(cmd);
4188 hci_dev_unlock(hdev);
4193 static int set_blocked_keys(struct sock *sk, struct hci_dev *hdev, void *data,
4196 int err = MGMT_STATUS_SUCCESS;
4197 struct mgmt_cp_set_blocked_keys *keys = data;
4198 const u16 max_key_count = ((U16_MAX - sizeof(*keys)) /
4199 sizeof(struct mgmt_blocked_key_info));
4200 u16 key_count, expected_len;
4203 bt_dev_dbg(hdev, "sock %p", sk);
4205 key_count = __le16_to_cpu(keys->key_count);
4206 if (key_count > max_key_count) {
4207 bt_dev_err(hdev, "too big key_count value %u", key_count);
4208 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BLOCKED_KEYS,
4209 MGMT_STATUS_INVALID_PARAMS);
4212 expected_len = struct_size(keys, keys, key_count);
4213 if (expected_len != len) {
4214 bt_dev_err(hdev, "expected %u bytes, got %u bytes",
4216 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BLOCKED_KEYS,
4217 MGMT_STATUS_INVALID_PARAMS);
4222 hci_blocked_keys_clear(hdev);
4224 for (i = 0; i < key_count; ++i) {
4225 struct blocked_key *b = kzalloc(sizeof(*b), GFP_KERNEL);
4228 err = MGMT_STATUS_NO_RESOURCES;
4232 b->type = keys->keys[i].type;
4233 memcpy(b->val, keys->keys[i].val, sizeof(b->val));
4234 list_add_rcu(&b->list, &hdev->blocked_keys);
4236 hci_dev_unlock(hdev);
4238 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_BLOCKED_KEYS,
4242 static int set_wideband_speech(struct sock *sk, struct hci_dev *hdev,
4243 void *data, u16 len)
4245 struct mgmt_mode *cp = data;
4247 bool changed = false;
4249 bt_dev_dbg(hdev, "sock %p", sk);
4251 if (!test_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks))
4252 return mgmt_cmd_status(sk, hdev->id,
4253 MGMT_OP_SET_WIDEBAND_SPEECH,
4254 MGMT_STATUS_NOT_SUPPORTED);
4256 if (cp->val != 0x00 && cp->val != 0x01)
4257 return mgmt_cmd_status(sk, hdev->id,
4258 MGMT_OP_SET_WIDEBAND_SPEECH,
4259 MGMT_STATUS_INVALID_PARAMS);
4263 if (hdev_is_powered(hdev) &&
4264 !!cp->val != hci_dev_test_flag(hdev,
4265 HCI_WIDEBAND_SPEECH_ENABLED)) {
4266 err = mgmt_cmd_status(sk, hdev->id,
4267 MGMT_OP_SET_WIDEBAND_SPEECH,
4268 MGMT_STATUS_REJECTED);
4273 changed = !hci_dev_test_and_set_flag(hdev,
4274 HCI_WIDEBAND_SPEECH_ENABLED);
4276 changed = hci_dev_test_and_clear_flag(hdev,
4277 HCI_WIDEBAND_SPEECH_ENABLED);
4279 err = send_settings_rsp(sk, MGMT_OP_SET_WIDEBAND_SPEECH, hdev);
4284 err = new_settings(hdev, sk);
4287 hci_dev_unlock(hdev);
4291 static int read_controller_cap(struct sock *sk, struct hci_dev *hdev,
4292 void *data, u16 data_len)
4295 struct mgmt_rp_read_controller_cap *rp = (void *)buf;
4298 u8 tx_power_range[2];
4300 bt_dev_dbg(hdev, "sock %p", sk);
4302 memset(&buf, 0, sizeof(buf));
4306 /* When the Read Simple Pairing Options command is supported, then
4307 * the remote public key validation is supported.
4309 * Alternatively, when Microsoft extensions are available, they can
4310 * indicate support for public key validation as well.
4312 if ((hdev->commands[41] & 0x08) || msft_curve_validity(hdev))
4313 flags |= 0x01; /* Remote public key validation (BR/EDR) */
4315 flags |= 0x02; /* Remote public key validation (LE) */
4317 /* When the Read Encryption Key Size command is supported, then the
4318 * encryption key size is enforced.
4320 if (hdev->commands[20] & 0x10)
4321 flags |= 0x04; /* Encryption key size enforcement (BR/EDR) */
4323 flags |= 0x08; /* Encryption key size enforcement (LE) */
4325 cap_len = eir_append_data(rp->cap, cap_len, MGMT_CAP_SEC_FLAGS,
4328 /* When the Read Simple Pairing Options command is supported, then
4329 * also max encryption key size information is provided.
4331 if (hdev->commands[41] & 0x08)
4332 cap_len = eir_append_le16(rp->cap, cap_len,
4333 MGMT_CAP_MAX_ENC_KEY_SIZE,
4334 hdev->max_enc_key_size);
4336 cap_len = eir_append_le16(rp->cap, cap_len,
4337 MGMT_CAP_SMP_MAX_ENC_KEY_SIZE,
4338 SMP_MAX_ENC_KEY_SIZE);
4340 /* Append the min/max LE tx power parameters if we were able to fetch
4341 * it from the controller
4343 if (hdev->commands[38] & 0x80) {
4344 memcpy(&tx_power_range[0], &hdev->min_le_tx_power, 1);
4345 memcpy(&tx_power_range[1], &hdev->max_le_tx_power, 1);
4346 cap_len = eir_append_data(rp->cap, cap_len, MGMT_CAP_LE_TX_PWR,
4350 rp->cap_len = cpu_to_le16(cap_len);
4352 hci_dev_unlock(hdev);
4354 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_CONTROLLER_CAP, 0,
4355 rp, sizeof(*rp) + cap_len);
4358 #ifdef CONFIG_BT_FEATURE_DEBUG
4359 /* d4992530-b9ec-469f-ab01-6c481c47da1c */
4360 static const u8 debug_uuid[16] = {
4361 0x1c, 0xda, 0x47, 0x1c, 0x48, 0x6c, 0x01, 0xab,
4362 0x9f, 0x46, 0xec, 0xb9, 0x30, 0x25, 0x99, 0xd4,
4366 /* 330859bc-7506-492d-9370-9a6f0614037f */
4367 static const u8 quality_report_uuid[16] = {
4368 0x7f, 0x03, 0x14, 0x06, 0x6f, 0x9a, 0x70, 0x93,
4369 0x2d, 0x49, 0x06, 0x75, 0xbc, 0x59, 0x08, 0x33,
4372 /* a6695ace-ee7f-4fb9-881a-5fac66c629af */
4373 static const u8 offload_codecs_uuid[16] = {
4374 0xaf, 0x29, 0xc6, 0x66, 0xac, 0x5f, 0x1a, 0x88,
4375 0xb9, 0x4f, 0x7f, 0xee, 0xce, 0x5a, 0x69, 0xa6,
4378 /* 671b10b5-42c0-4696-9227-eb28d1b049d6 */
4379 static const u8 le_simultaneous_roles_uuid[16] = {
4380 0xd6, 0x49, 0xb0, 0xd1, 0x28, 0xeb, 0x27, 0x92,
4381 0x96, 0x46, 0xc0, 0x42, 0xb5, 0x10, 0x1b, 0x67,
4384 /* 15c0a148-c273-11ea-b3de-0242ac130004 */
4385 static const u8 rpa_resolution_uuid[16] = {
4386 0x04, 0x00, 0x13, 0xac, 0x42, 0x02, 0xde, 0xb3,
4387 0xea, 0x11, 0x73, 0xc2, 0x48, 0xa1, 0xc0, 0x15,
4390 /* 6fbaf188-05e0-496a-9885-d6ddfdb4e03e */
4391 static const u8 iso_socket_uuid[16] = {
4392 0x3e, 0xe0, 0xb4, 0xfd, 0xdd, 0xd6, 0x85, 0x98,
4393 0x6a, 0x49, 0xe0, 0x05, 0x88, 0xf1, 0xba, 0x6f,
4396 /* 2ce463d7-7a03-4d8d-bf05-5f24e8f36e76 */
4397 static const u8 mgmt_mesh_uuid[16] = {
4398 0x76, 0x6e, 0xf3, 0xe8, 0x24, 0x5f, 0x05, 0xbf,
4399 0x8d, 0x4d, 0x03, 0x7a, 0xd7, 0x63, 0xe4, 0x2c,
4402 static int read_exp_features_info(struct sock *sk, struct hci_dev *hdev,
4403 void *data, u16 data_len)
4405 struct mgmt_rp_read_exp_features_info *rp;
4411 bt_dev_dbg(hdev, "sock %p", sk);
4413 /* Enough space for 7 features */
4414 len = sizeof(*rp) + (sizeof(rp->features[0]) * 7);
4415 rp = kzalloc(len, GFP_KERNEL);
4419 #ifdef CONFIG_BT_FEATURE_DEBUG
4421 flags = bt_dbg_get() ? BIT(0) : 0;
4423 memcpy(rp->features[idx].uuid, debug_uuid, 16);
4424 rp->features[idx].flags = cpu_to_le32(flags);
4429 if (hdev && hci_dev_le_state_simultaneous(hdev)) {
4430 if (hci_dev_test_flag(hdev, HCI_LE_SIMULTANEOUS_ROLES))
4435 memcpy(rp->features[idx].uuid, le_simultaneous_roles_uuid, 16);
4436 rp->features[idx].flags = cpu_to_le32(flags);
4440 if (hdev && ll_privacy_capable(hdev)) {
4441 if (hci_dev_test_flag(hdev, HCI_ENABLE_LL_PRIVACY))
4442 flags = BIT(0) | BIT(1);
4446 memcpy(rp->features[idx].uuid, rpa_resolution_uuid, 16);
4447 rp->features[idx].flags = cpu_to_le32(flags);
4451 if (hdev && (aosp_has_quality_report(hdev) ||
4452 hdev->set_quality_report)) {
4453 if (hci_dev_test_flag(hdev, HCI_QUALITY_REPORT))
4458 memcpy(rp->features[idx].uuid, quality_report_uuid, 16);
4459 rp->features[idx].flags = cpu_to_le32(flags);
4463 if (hdev && hdev->get_data_path_id) {
4464 if (hci_dev_test_flag(hdev, HCI_OFFLOAD_CODECS_ENABLED))
4469 memcpy(rp->features[idx].uuid, offload_codecs_uuid, 16);
4470 rp->features[idx].flags = cpu_to_le32(flags);
4474 if (IS_ENABLED(CONFIG_BT_LE)) {
4475 flags = iso_enabled() ? BIT(0) : 0;
4476 memcpy(rp->features[idx].uuid, iso_socket_uuid, 16);
4477 rp->features[idx].flags = cpu_to_le32(flags);
4481 if (hdev && lmp_le_capable(hdev)) {
4482 if (hci_dev_test_flag(hdev, HCI_MESH_EXPERIMENTAL))
4487 memcpy(rp->features[idx].uuid, mgmt_mesh_uuid, 16);
4488 rp->features[idx].flags = cpu_to_le32(flags);
4492 rp->feature_count = cpu_to_le16(idx);
4494 /* After reading the experimental features information, enable
4495 * the events to update client on any future change.
4497 hci_sock_set_flag(sk, HCI_MGMT_EXP_FEATURE_EVENTS);
4499 status = mgmt_cmd_complete(sk, hdev ? hdev->id : MGMT_INDEX_NONE,
4500 MGMT_OP_READ_EXP_FEATURES_INFO,
4501 0, rp, sizeof(*rp) + (20 * idx));
4507 static int exp_ll_privacy_feature_changed(bool enabled, struct hci_dev *hdev,
4510 struct mgmt_ev_exp_feature_changed ev;
4512 memset(&ev, 0, sizeof(ev));
4513 memcpy(ev.uuid, rpa_resolution_uuid, 16);
4514 ev.flags = cpu_to_le32((enabled ? BIT(0) : 0) | BIT(1));
4516 // Do we need to be atomic with the conn_flags?
4517 if (enabled && privacy_mode_capable(hdev))
4518 hdev->conn_flags |= HCI_CONN_FLAG_DEVICE_PRIVACY;
4520 hdev->conn_flags &= ~HCI_CONN_FLAG_DEVICE_PRIVACY;
4522 return mgmt_limited_event(MGMT_EV_EXP_FEATURE_CHANGED, hdev,
4524 HCI_MGMT_EXP_FEATURE_EVENTS, skip);
4528 static int exp_feature_changed(struct hci_dev *hdev, const u8 *uuid,
4529 bool enabled, struct sock *skip)
4531 struct mgmt_ev_exp_feature_changed ev;
4533 memset(&ev, 0, sizeof(ev));
4534 memcpy(ev.uuid, uuid, 16);
4535 ev.flags = cpu_to_le32(enabled ? BIT(0) : 0);
4537 return mgmt_limited_event(MGMT_EV_EXP_FEATURE_CHANGED, hdev,
4539 HCI_MGMT_EXP_FEATURE_EVENTS, skip);
4542 #define EXP_FEAT(_uuid, _set_func) \
4545 .set_func = _set_func, \
4548 /* The zero key uuid is special. Multiple exp features are set through it. */
4549 static int set_zero_key_func(struct sock *sk, struct hci_dev *hdev,
4550 struct mgmt_cp_set_exp_feature *cp, u16 data_len)
4552 struct mgmt_rp_set_exp_feature rp;
4554 memset(rp.uuid, 0, 16);
4555 rp.flags = cpu_to_le32(0);
4557 #ifdef CONFIG_BT_FEATURE_DEBUG
4559 bool changed = bt_dbg_get();
4564 exp_feature_changed(NULL, ZERO_KEY, false, sk);
4568 if (hdev && use_ll_privacy(hdev) && !hdev_is_powered(hdev)) {
4571 changed = hci_dev_test_and_clear_flag(hdev,
4572 HCI_ENABLE_LL_PRIVACY);
4574 exp_feature_changed(hdev, rpa_resolution_uuid, false,
4578 hci_sock_set_flag(sk, HCI_MGMT_EXP_FEATURE_EVENTS);
4580 return mgmt_cmd_complete(sk, hdev ? hdev->id : MGMT_INDEX_NONE,
4581 MGMT_OP_SET_EXP_FEATURE, 0,
4585 #ifdef CONFIG_BT_FEATURE_DEBUG
4586 static int set_debug_func(struct sock *sk, struct hci_dev *hdev,
4587 struct mgmt_cp_set_exp_feature *cp, u16 data_len)
4589 struct mgmt_rp_set_exp_feature rp;
4594 /* Command requires to use the non-controller index */
4596 return mgmt_cmd_status(sk, hdev->id,
4597 MGMT_OP_SET_EXP_FEATURE,
4598 MGMT_STATUS_INVALID_INDEX);
4600 /* Parameters are limited to a single octet */
4601 if (data_len != MGMT_SET_EXP_FEATURE_SIZE + 1)
4602 return mgmt_cmd_status(sk, MGMT_INDEX_NONE,
4603 MGMT_OP_SET_EXP_FEATURE,
4604 MGMT_STATUS_INVALID_PARAMS);
4606 /* Only boolean on/off is supported */
4607 if (cp->param[0] != 0x00 && cp->param[0] != 0x01)
4608 return mgmt_cmd_status(sk, MGMT_INDEX_NONE,
4609 MGMT_OP_SET_EXP_FEATURE,
4610 MGMT_STATUS_INVALID_PARAMS);
4612 val = !!cp->param[0];
4613 changed = val ? !bt_dbg_get() : bt_dbg_get();
4616 memcpy(rp.uuid, debug_uuid, 16);
4617 rp.flags = cpu_to_le32(val ? BIT(0) : 0);
4619 hci_sock_set_flag(sk, HCI_MGMT_EXP_FEATURE_EVENTS);
4621 err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE,
4622 MGMT_OP_SET_EXP_FEATURE, 0,
4626 exp_feature_changed(hdev, debug_uuid, val, sk);
4632 static int set_mgmt_mesh_func(struct sock *sk, struct hci_dev *hdev,
4633 struct mgmt_cp_set_exp_feature *cp, u16 data_len)
4635 struct mgmt_rp_set_exp_feature rp;
4639 /* Command requires to use the controller index */
4641 return mgmt_cmd_status(sk, MGMT_INDEX_NONE,
4642 MGMT_OP_SET_EXP_FEATURE,
4643 MGMT_STATUS_INVALID_INDEX);
4645 /* Parameters are limited to a single octet */
4646 if (data_len != MGMT_SET_EXP_FEATURE_SIZE + 1)
4647 return mgmt_cmd_status(sk, hdev->id,
4648 MGMT_OP_SET_EXP_FEATURE,
4649 MGMT_STATUS_INVALID_PARAMS);
4651 /* Only boolean on/off is supported */
4652 if (cp->param[0] != 0x00 && cp->param[0] != 0x01)
4653 return mgmt_cmd_status(sk, hdev->id,
4654 MGMT_OP_SET_EXP_FEATURE,
4655 MGMT_STATUS_INVALID_PARAMS);
4657 val = !!cp->param[0];
4660 changed = !hci_dev_test_and_set_flag(hdev,
4661 HCI_MESH_EXPERIMENTAL);
4663 hci_dev_clear_flag(hdev, HCI_MESH);
4664 changed = hci_dev_test_and_clear_flag(hdev,
4665 HCI_MESH_EXPERIMENTAL);
4668 memcpy(rp.uuid, mgmt_mesh_uuid, 16);
4669 rp.flags = cpu_to_le32(val ? BIT(0) : 0);
4671 hci_sock_set_flag(sk, HCI_MGMT_EXP_FEATURE_EVENTS);
4673 err = mgmt_cmd_complete(sk, hdev->id,
4674 MGMT_OP_SET_EXP_FEATURE, 0,
4678 exp_feature_changed(hdev, mgmt_mesh_uuid, val, sk);
4683 static int set_rpa_resolution_func(struct sock *sk, struct hci_dev *hdev,
4684 struct mgmt_cp_set_exp_feature *cp,
4687 struct mgmt_rp_set_exp_feature rp;
4692 /* Command requires to use the controller index */
4694 return mgmt_cmd_status(sk, MGMT_INDEX_NONE,
4695 MGMT_OP_SET_EXP_FEATURE,
4696 MGMT_STATUS_INVALID_INDEX);
4698 /* Changes can only be made when controller is powered down */
4699 if (hdev_is_powered(hdev))
4700 return mgmt_cmd_status(sk, hdev->id,
4701 MGMT_OP_SET_EXP_FEATURE,
4702 MGMT_STATUS_REJECTED);
4704 /* Parameters are limited to a single octet */
4705 if (data_len != MGMT_SET_EXP_FEATURE_SIZE + 1)
4706 return mgmt_cmd_status(sk, hdev->id,
4707 MGMT_OP_SET_EXP_FEATURE,
4708 MGMT_STATUS_INVALID_PARAMS);
4710 /* Only boolean on/off is supported */
4711 if (cp->param[0] != 0x00 && cp->param[0] != 0x01)
4712 return mgmt_cmd_status(sk, hdev->id,
4713 MGMT_OP_SET_EXP_FEATURE,
4714 MGMT_STATUS_INVALID_PARAMS);
4716 val = !!cp->param[0];
4719 changed = !hci_dev_test_and_set_flag(hdev,
4720 HCI_ENABLE_LL_PRIVACY);
4721 hci_dev_clear_flag(hdev, HCI_ADVERTISING);
4723 /* Enable LL privacy + supported settings changed */
4724 flags = BIT(0) | BIT(1);
4726 changed = hci_dev_test_and_clear_flag(hdev,
4727 HCI_ENABLE_LL_PRIVACY);
4729 /* Disable LL privacy + supported settings changed */
4733 memcpy(rp.uuid, rpa_resolution_uuid, 16);
4734 rp.flags = cpu_to_le32(flags);
4736 hci_sock_set_flag(sk, HCI_MGMT_EXP_FEATURE_EVENTS);
4738 err = mgmt_cmd_complete(sk, hdev->id,
4739 MGMT_OP_SET_EXP_FEATURE, 0,
4743 exp_ll_privacy_feature_changed(val, hdev, sk);
4748 static int set_quality_report_func(struct sock *sk, struct hci_dev *hdev,
4749 struct mgmt_cp_set_exp_feature *cp,
4752 struct mgmt_rp_set_exp_feature rp;
4756 /* Command requires to use a valid controller index */
4758 return mgmt_cmd_status(sk, MGMT_INDEX_NONE,
4759 MGMT_OP_SET_EXP_FEATURE,
4760 MGMT_STATUS_INVALID_INDEX);
4762 /* Parameters are limited to a single octet */
4763 if (data_len != MGMT_SET_EXP_FEATURE_SIZE + 1)
4764 return mgmt_cmd_status(sk, hdev->id,
4765 MGMT_OP_SET_EXP_FEATURE,
4766 MGMT_STATUS_INVALID_PARAMS);
4768 /* Only boolean on/off is supported */
4769 if (cp->param[0] != 0x00 && cp->param[0] != 0x01)
4770 return mgmt_cmd_status(sk, hdev->id,
4771 MGMT_OP_SET_EXP_FEATURE,
4772 MGMT_STATUS_INVALID_PARAMS);
4774 hci_req_sync_lock(hdev);
4776 val = !!cp->param[0];
4777 changed = (val != hci_dev_test_flag(hdev, HCI_QUALITY_REPORT));
4779 if (!aosp_has_quality_report(hdev) && !hdev->set_quality_report) {
4780 err = mgmt_cmd_status(sk, hdev->id,
4781 MGMT_OP_SET_EXP_FEATURE,
4782 MGMT_STATUS_NOT_SUPPORTED);
4783 goto unlock_quality_report;
4787 if (hdev->set_quality_report)
4788 err = hdev->set_quality_report(hdev, val);
4790 err = aosp_set_quality_report(hdev, val);
4793 err = mgmt_cmd_status(sk, hdev->id,
4794 MGMT_OP_SET_EXP_FEATURE,
4795 MGMT_STATUS_FAILED);
4796 goto unlock_quality_report;
4800 hci_dev_set_flag(hdev, HCI_QUALITY_REPORT);
4802 hci_dev_clear_flag(hdev, HCI_QUALITY_REPORT);
4805 bt_dev_dbg(hdev, "quality report enable %d changed %d", val, changed);
4807 memcpy(rp.uuid, quality_report_uuid, 16);
4808 rp.flags = cpu_to_le32(val ? BIT(0) : 0);
4809 hci_sock_set_flag(sk, HCI_MGMT_EXP_FEATURE_EVENTS);
4811 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_EXP_FEATURE, 0,
4815 exp_feature_changed(hdev, quality_report_uuid, val, sk);
4817 unlock_quality_report:
4818 hci_req_sync_unlock(hdev);
4822 static int set_offload_codec_func(struct sock *sk, struct hci_dev *hdev,
4823 struct mgmt_cp_set_exp_feature *cp,
4828 struct mgmt_rp_set_exp_feature rp;
4830 /* Command requires to use a valid controller index */
4832 return mgmt_cmd_status(sk, MGMT_INDEX_NONE,
4833 MGMT_OP_SET_EXP_FEATURE,
4834 MGMT_STATUS_INVALID_INDEX);
4836 /* Parameters are limited to a single octet */
4837 if (data_len != MGMT_SET_EXP_FEATURE_SIZE + 1)
4838 return mgmt_cmd_status(sk, hdev->id,
4839 MGMT_OP_SET_EXP_FEATURE,
4840 MGMT_STATUS_INVALID_PARAMS);
4842 /* Only boolean on/off is supported */
4843 if (cp->param[0] != 0x00 && cp->param[0] != 0x01)
4844 return mgmt_cmd_status(sk, hdev->id,
4845 MGMT_OP_SET_EXP_FEATURE,
4846 MGMT_STATUS_INVALID_PARAMS);
4848 val = !!cp->param[0];
4849 changed = (val != hci_dev_test_flag(hdev, HCI_OFFLOAD_CODECS_ENABLED));
4851 if (!hdev->get_data_path_id) {
4852 return mgmt_cmd_status(sk, hdev->id,
4853 MGMT_OP_SET_EXP_FEATURE,
4854 MGMT_STATUS_NOT_SUPPORTED);
4859 hci_dev_set_flag(hdev, HCI_OFFLOAD_CODECS_ENABLED);
4861 hci_dev_clear_flag(hdev, HCI_OFFLOAD_CODECS_ENABLED);
4864 bt_dev_info(hdev, "offload codecs enable %d changed %d",
4867 memcpy(rp.uuid, offload_codecs_uuid, 16);
4868 rp.flags = cpu_to_le32(val ? BIT(0) : 0);
4869 hci_sock_set_flag(sk, HCI_MGMT_EXP_FEATURE_EVENTS);
4870 err = mgmt_cmd_complete(sk, hdev->id,
4871 MGMT_OP_SET_EXP_FEATURE, 0,
4875 exp_feature_changed(hdev, offload_codecs_uuid, val, sk);
4880 static int set_le_simultaneous_roles_func(struct sock *sk, struct hci_dev *hdev,
4881 struct mgmt_cp_set_exp_feature *cp,
4886 struct mgmt_rp_set_exp_feature rp;
4888 /* Command requires to use a valid controller index */
4890 return mgmt_cmd_status(sk, MGMT_INDEX_NONE,
4891 MGMT_OP_SET_EXP_FEATURE,
4892 MGMT_STATUS_INVALID_INDEX);
4894 /* Parameters are limited to a single octet */
4895 if (data_len != MGMT_SET_EXP_FEATURE_SIZE + 1)
4896 return mgmt_cmd_status(sk, hdev->id,
4897 MGMT_OP_SET_EXP_FEATURE,
4898 MGMT_STATUS_INVALID_PARAMS);
4900 /* Only boolean on/off is supported */
4901 if (cp->param[0] != 0x00 && cp->param[0] != 0x01)
4902 return mgmt_cmd_status(sk, hdev->id,
4903 MGMT_OP_SET_EXP_FEATURE,
4904 MGMT_STATUS_INVALID_PARAMS);
4906 val = !!cp->param[0];
4907 changed = (val != hci_dev_test_flag(hdev, HCI_LE_SIMULTANEOUS_ROLES));
4909 if (!hci_dev_le_state_simultaneous(hdev)) {
4910 return mgmt_cmd_status(sk, hdev->id,
4911 MGMT_OP_SET_EXP_FEATURE,
4912 MGMT_STATUS_NOT_SUPPORTED);
4917 hci_dev_set_flag(hdev, HCI_LE_SIMULTANEOUS_ROLES);
4919 hci_dev_clear_flag(hdev, HCI_LE_SIMULTANEOUS_ROLES);
4922 bt_dev_info(hdev, "LE simultaneous roles enable %d changed %d",
4925 memcpy(rp.uuid, le_simultaneous_roles_uuid, 16);
4926 rp.flags = cpu_to_le32(val ? BIT(0) : 0);
4927 hci_sock_set_flag(sk, HCI_MGMT_EXP_FEATURE_EVENTS);
4928 err = mgmt_cmd_complete(sk, hdev->id,
4929 MGMT_OP_SET_EXP_FEATURE, 0,
4933 exp_feature_changed(hdev, le_simultaneous_roles_uuid, val, sk);
4939 static int set_iso_socket_func(struct sock *sk, struct hci_dev *hdev,
4940 struct mgmt_cp_set_exp_feature *cp, u16 data_len)
4942 struct mgmt_rp_set_exp_feature rp;
4943 bool val, changed = false;
4946 /* Command requires to use the non-controller index */
4948 return mgmt_cmd_status(sk, hdev->id,
4949 MGMT_OP_SET_EXP_FEATURE,
4950 MGMT_STATUS_INVALID_INDEX);
4952 /* Parameters are limited to a single octet */
4953 if (data_len != MGMT_SET_EXP_FEATURE_SIZE + 1)
4954 return mgmt_cmd_status(sk, MGMT_INDEX_NONE,
4955 MGMT_OP_SET_EXP_FEATURE,
4956 MGMT_STATUS_INVALID_PARAMS);
4958 /* Only boolean on/off is supported */
4959 if (cp->param[0] != 0x00 && cp->param[0] != 0x01)
4960 return mgmt_cmd_status(sk, MGMT_INDEX_NONE,
4961 MGMT_OP_SET_EXP_FEATURE,
4962 MGMT_STATUS_INVALID_PARAMS);
4964 val = cp->param[0] ? true : false;
4973 memcpy(rp.uuid, iso_socket_uuid, 16);
4974 rp.flags = cpu_to_le32(val ? BIT(0) : 0);
4976 hci_sock_set_flag(sk, HCI_MGMT_EXP_FEATURE_EVENTS);
4978 err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE,
4979 MGMT_OP_SET_EXP_FEATURE, 0,
4983 exp_feature_changed(hdev, iso_socket_uuid, val, sk);
4989 static const struct mgmt_exp_feature {
4991 int (*set_func)(struct sock *sk, struct hci_dev *hdev,
4992 struct mgmt_cp_set_exp_feature *cp, u16 data_len);
4993 } exp_features[] = {
4994 EXP_FEAT(ZERO_KEY, set_zero_key_func),
4995 #ifdef CONFIG_BT_FEATURE_DEBUG
4996 EXP_FEAT(debug_uuid, set_debug_func),
4998 EXP_FEAT(mgmt_mesh_uuid, set_mgmt_mesh_func),
4999 EXP_FEAT(rpa_resolution_uuid, set_rpa_resolution_func),
5000 EXP_FEAT(quality_report_uuid, set_quality_report_func),
5001 EXP_FEAT(offload_codecs_uuid, set_offload_codec_func),
5002 EXP_FEAT(le_simultaneous_roles_uuid, set_le_simultaneous_roles_func),
5004 EXP_FEAT(iso_socket_uuid, set_iso_socket_func),
5007 /* end with a null feature */
5008 EXP_FEAT(NULL, NULL)
5011 static int set_exp_feature(struct sock *sk, struct hci_dev *hdev,
5012 void *data, u16 data_len)
5014 struct mgmt_cp_set_exp_feature *cp = data;
5017 bt_dev_dbg(hdev, "sock %p", sk);
5019 for (i = 0; exp_features[i].uuid; i++) {
5020 if (!memcmp(cp->uuid, exp_features[i].uuid, 16))
5021 return exp_features[i].set_func(sk, hdev, cp, data_len);
5024 return mgmt_cmd_status(sk, hdev ? hdev->id : MGMT_INDEX_NONE,
5025 MGMT_OP_SET_EXP_FEATURE,
5026 MGMT_STATUS_NOT_SUPPORTED);
5029 static u32 get_params_flags(struct hci_dev *hdev,
5030 struct hci_conn_params *params)
5032 u32 flags = hdev->conn_flags;
5034 /* Devices using RPAs can only be programmed in the acceptlist if
5035 * LL Privacy has been enable otherwise they cannot mark
5036 * HCI_CONN_FLAG_REMOTE_WAKEUP.
5038 if ((flags & HCI_CONN_FLAG_REMOTE_WAKEUP) && !use_ll_privacy(hdev) &&
5039 hci_find_irk_by_addr(hdev, ¶ms->addr, params->addr_type))
5040 flags &= ~HCI_CONN_FLAG_REMOTE_WAKEUP;
5045 static int get_device_flags(struct sock *sk, struct hci_dev *hdev, void *data,
5048 struct mgmt_cp_get_device_flags *cp = data;
5049 struct mgmt_rp_get_device_flags rp;
5050 struct bdaddr_list_with_flags *br_params;
5051 struct hci_conn_params *params;
5052 u32 supported_flags;
5053 u32 current_flags = 0;
5054 u8 status = MGMT_STATUS_INVALID_PARAMS;
5056 bt_dev_dbg(hdev, "Get device flags %pMR (type 0x%x)\n",
5057 &cp->addr.bdaddr, cp->addr.type);
5061 supported_flags = hdev->conn_flags;
5063 memset(&rp, 0, sizeof(rp));
5065 if (cp->addr.type == BDADDR_BREDR) {
5066 br_params = hci_bdaddr_list_lookup_with_flags(&hdev->accept_list,
5072 current_flags = br_params->flags;
5074 params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr,
5075 le_addr_type(cp->addr.type));
5079 supported_flags = get_params_flags(hdev, params);
5080 current_flags = params->flags;
5083 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
5084 rp.addr.type = cp->addr.type;
5085 rp.supported_flags = cpu_to_le32(supported_flags);
5086 rp.current_flags = cpu_to_le32(current_flags);
5088 status = MGMT_STATUS_SUCCESS;
5091 hci_dev_unlock(hdev);
5093 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_DEVICE_FLAGS, status,
5097 static void device_flags_changed(struct sock *sk, struct hci_dev *hdev,
5098 bdaddr_t *bdaddr, u8 bdaddr_type,
5099 u32 supported_flags, u32 current_flags)
5101 struct mgmt_ev_device_flags_changed ev;
5103 bacpy(&ev.addr.bdaddr, bdaddr);
5104 ev.addr.type = bdaddr_type;
5105 ev.supported_flags = cpu_to_le32(supported_flags);
5106 ev.current_flags = cpu_to_le32(current_flags);
5108 mgmt_event(MGMT_EV_DEVICE_FLAGS_CHANGED, hdev, &ev, sizeof(ev), sk);
5111 static int set_device_flags(struct sock *sk, struct hci_dev *hdev, void *data,
5114 struct mgmt_cp_set_device_flags *cp = data;
5115 struct bdaddr_list_with_flags *br_params;
5116 struct hci_conn_params *params;
5117 u8 status = MGMT_STATUS_INVALID_PARAMS;
5118 u32 supported_flags;
5119 u32 current_flags = __le32_to_cpu(cp->current_flags);
5121 bt_dev_dbg(hdev, "Set device flags %pMR (type 0x%x) = 0x%x",
5122 &cp->addr.bdaddr, cp->addr.type, current_flags);
5124 // We should take hci_dev_lock() early, I think.. conn_flags can change
5125 supported_flags = hdev->conn_flags;
5127 if ((supported_flags | current_flags) != supported_flags) {
5128 bt_dev_warn(hdev, "Bad flag given (0x%x) vs supported (0x%0x)",
5129 current_flags, supported_flags);
5135 if (cp->addr.type == BDADDR_BREDR) {
5136 br_params = hci_bdaddr_list_lookup_with_flags(&hdev->accept_list,
5141 br_params->flags = current_flags;
5142 status = MGMT_STATUS_SUCCESS;
5144 bt_dev_warn(hdev, "No such BR/EDR device %pMR (0x%x)",
5145 &cp->addr.bdaddr, cp->addr.type);
5151 params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr,
5152 le_addr_type(cp->addr.type));
5154 bt_dev_warn(hdev, "No such LE device %pMR (0x%x)",
5155 &cp->addr.bdaddr, le_addr_type(cp->addr.type));
5159 supported_flags = get_params_flags(hdev, params);
5161 if ((supported_flags | current_flags) != supported_flags) {
5162 bt_dev_warn(hdev, "Bad flag given (0x%x) vs supported (0x%0x)",
5163 current_flags, supported_flags);
5167 params->flags = current_flags;
5168 status = MGMT_STATUS_SUCCESS;
5170 /* Update passive scan if HCI_CONN_FLAG_DEVICE_PRIVACY
5173 if (params->flags & HCI_CONN_FLAG_DEVICE_PRIVACY)
5174 hci_update_passive_scan(hdev);
5177 hci_dev_unlock(hdev);
5180 if (status == MGMT_STATUS_SUCCESS)
5181 device_flags_changed(sk, hdev, &cp->addr.bdaddr, cp->addr.type,
5182 supported_flags, current_flags);
5184 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_FLAGS, status,
5185 &cp->addr, sizeof(cp->addr));
5188 static void mgmt_adv_monitor_added(struct sock *sk, struct hci_dev *hdev,
5191 struct mgmt_ev_adv_monitor_added ev;
5193 ev.monitor_handle = cpu_to_le16(handle);
5195 mgmt_event(MGMT_EV_ADV_MONITOR_ADDED, hdev, &ev, sizeof(ev), sk);
5198 void mgmt_adv_monitor_removed(struct hci_dev *hdev, u16 handle)
5200 struct mgmt_ev_adv_monitor_removed ev;
5201 struct mgmt_pending_cmd *cmd;
5202 struct sock *sk_skip = NULL;
5203 struct mgmt_cp_remove_adv_monitor *cp;
5205 cmd = pending_find(MGMT_OP_REMOVE_ADV_MONITOR, hdev);
5209 if (cp->monitor_handle)
5213 ev.monitor_handle = cpu_to_le16(handle);
5215 mgmt_event(MGMT_EV_ADV_MONITOR_REMOVED, hdev, &ev, sizeof(ev), sk_skip);
5218 static int read_adv_mon_features(struct sock *sk, struct hci_dev *hdev,
5219 void *data, u16 len)
5221 struct adv_monitor *monitor = NULL;
5222 struct mgmt_rp_read_adv_monitor_features *rp = NULL;
5225 __u32 supported = 0;
5227 __u16 num_handles = 0;
5228 __u16 handles[HCI_MAX_ADV_MONITOR_NUM_HANDLES];
5230 BT_DBG("request for %s", hdev->name);
5234 if (msft_monitor_supported(hdev))
5235 supported |= MGMT_ADV_MONITOR_FEATURE_MASK_OR_PATTERNS;
5237 idr_for_each_entry(&hdev->adv_monitors_idr, monitor, handle)
5238 handles[num_handles++] = monitor->handle;
5240 hci_dev_unlock(hdev);
5242 rp_size = sizeof(*rp) + (num_handles * sizeof(u16));
5243 rp = kmalloc(rp_size, GFP_KERNEL);
5247 /* All supported features are currently enabled */
5248 enabled = supported;
5250 rp->supported_features = cpu_to_le32(supported);
5251 rp->enabled_features = cpu_to_le32(enabled);
5252 rp->max_num_handles = cpu_to_le16(HCI_MAX_ADV_MONITOR_NUM_HANDLES);
5253 rp->max_num_patterns = HCI_MAX_ADV_MONITOR_NUM_PATTERNS;
5254 rp->num_handles = cpu_to_le16(num_handles);
5256 memcpy(&rp->handles, &handles, (num_handles * sizeof(u16)));
5258 err = mgmt_cmd_complete(sk, hdev->id,
5259 MGMT_OP_READ_ADV_MONITOR_FEATURES,
5260 MGMT_STATUS_SUCCESS, rp, rp_size);
5267 static void mgmt_add_adv_patterns_monitor_complete(struct hci_dev *hdev,
5268 void *data, int status)
5270 struct mgmt_rp_add_adv_patterns_monitor rp;
5271 struct mgmt_pending_cmd *cmd = data;
5272 struct adv_monitor *monitor = cmd->user_data;
5276 rp.monitor_handle = cpu_to_le16(monitor->handle);
5279 mgmt_adv_monitor_added(cmd->sk, hdev, monitor->handle);
5280 hdev->adv_monitors_cnt++;
5281 if (monitor->state == ADV_MONITOR_STATE_NOT_REGISTERED)
5282 monitor->state = ADV_MONITOR_STATE_REGISTERED;
5283 hci_update_passive_scan(hdev);
5286 mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode,
5287 mgmt_status(status), &rp, sizeof(rp));
5288 mgmt_pending_remove(cmd);
5290 hci_dev_unlock(hdev);
5291 bt_dev_dbg(hdev, "add monitor %d complete, status %d",
5292 rp.monitor_handle, status);
5295 static int mgmt_add_adv_patterns_monitor_sync(struct hci_dev *hdev, void *data)
5297 struct mgmt_pending_cmd *cmd = data;
5298 struct adv_monitor *monitor = cmd->user_data;
5300 return hci_add_adv_monitor(hdev, monitor);
5303 static int __add_adv_patterns_monitor(struct sock *sk, struct hci_dev *hdev,
5304 struct adv_monitor *m, u8 status,
5305 void *data, u16 len, u16 op)
5307 struct mgmt_pending_cmd *cmd;
5315 if (pending_find(MGMT_OP_SET_LE, hdev) ||
5316 pending_find(MGMT_OP_ADD_ADV_PATTERNS_MONITOR, hdev) ||
5317 pending_find(MGMT_OP_ADD_ADV_PATTERNS_MONITOR_RSSI, hdev) ||
5318 pending_find(MGMT_OP_REMOVE_ADV_MONITOR, hdev)) {
5319 status = MGMT_STATUS_BUSY;
5323 cmd = mgmt_pending_add(sk, op, hdev, data, len);
5325 status = MGMT_STATUS_NO_RESOURCES;
5330 err = hci_cmd_sync_queue(hdev, mgmt_add_adv_patterns_monitor_sync, cmd,
5331 mgmt_add_adv_patterns_monitor_complete);
5334 status = MGMT_STATUS_NO_RESOURCES;
5336 status = MGMT_STATUS_FAILED;
5341 hci_dev_unlock(hdev);
5346 hci_free_adv_monitor(hdev, m);
5347 hci_dev_unlock(hdev);
5348 return mgmt_cmd_status(sk, hdev->id, op, status);
5351 static void parse_adv_monitor_rssi(struct adv_monitor *m,
5352 struct mgmt_adv_rssi_thresholds *rssi)
5355 m->rssi.low_threshold = rssi->low_threshold;
5356 m->rssi.low_threshold_timeout =
5357 __le16_to_cpu(rssi->low_threshold_timeout);
5358 m->rssi.high_threshold = rssi->high_threshold;
5359 m->rssi.high_threshold_timeout =
5360 __le16_to_cpu(rssi->high_threshold_timeout);
5361 m->rssi.sampling_period = rssi->sampling_period;
5363 /* Default values. These numbers are the least constricting
5364 * parameters for MSFT API to work, so it behaves as if there
5365 * are no rssi parameter to consider. May need to be changed
5366 * if other API are to be supported.
5368 m->rssi.low_threshold = -127;
5369 m->rssi.low_threshold_timeout = 60;
5370 m->rssi.high_threshold = -127;
5371 m->rssi.high_threshold_timeout = 0;
5372 m->rssi.sampling_period = 0;
5376 static u8 parse_adv_monitor_pattern(struct adv_monitor *m, u8 pattern_count,
5377 struct mgmt_adv_pattern *patterns)
5379 u8 offset = 0, length = 0;
5380 struct adv_pattern *p = NULL;
5383 for (i = 0; i < pattern_count; i++) {
5384 offset = patterns[i].offset;
5385 length = patterns[i].length;
5386 if (offset >= HCI_MAX_AD_LENGTH ||
5387 length > HCI_MAX_AD_LENGTH ||
5388 (offset + length) > HCI_MAX_AD_LENGTH)
5389 return MGMT_STATUS_INVALID_PARAMS;
5391 p = kmalloc(sizeof(*p), GFP_KERNEL);
5393 return MGMT_STATUS_NO_RESOURCES;
5395 p->ad_type = patterns[i].ad_type;
5396 p->offset = patterns[i].offset;
5397 p->length = patterns[i].length;
5398 memcpy(p->value, patterns[i].value, p->length);
5400 INIT_LIST_HEAD(&p->list);
5401 list_add(&p->list, &m->patterns);
5404 return MGMT_STATUS_SUCCESS;
5407 static int add_adv_patterns_monitor(struct sock *sk, struct hci_dev *hdev,
5408 void *data, u16 len)
5410 struct mgmt_cp_add_adv_patterns_monitor *cp = data;
5411 struct adv_monitor *m = NULL;
5412 u8 status = MGMT_STATUS_SUCCESS;
5413 size_t expected_size = sizeof(*cp);
5415 BT_DBG("request for %s", hdev->name);
5417 if (len <= sizeof(*cp)) {
5418 status = MGMT_STATUS_INVALID_PARAMS;
5422 expected_size += cp->pattern_count * sizeof(struct mgmt_adv_pattern);
5423 if (len != expected_size) {
5424 status = MGMT_STATUS_INVALID_PARAMS;
5428 m = kzalloc(sizeof(*m), GFP_KERNEL);
5430 status = MGMT_STATUS_NO_RESOURCES;
5434 INIT_LIST_HEAD(&m->patterns);
5436 parse_adv_monitor_rssi(m, NULL);
5437 status = parse_adv_monitor_pattern(m, cp->pattern_count, cp->patterns);
5440 return __add_adv_patterns_monitor(sk, hdev, m, status, data, len,
5441 MGMT_OP_ADD_ADV_PATTERNS_MONITOR);
5444 static int add_adv_patterns_monitor_rssi(struct sock *sk, struct hci_dev *hdev,
5445 void *data, u16 len)
5447 struct mgmt_cp_add_adv_patterns_monitor_rssi *cp = data;
5448 struct adv_monitor *m = NULL;
5449 u8 status = MGMT_STATUS_SUCCESS;
5450 size_t expected_size = sizeof(*cp);
5452 BT_DBG("request for %s", hdev->name);
5454 if (len <= sizeof(*cp)) {
5455 status = MGMT_STATUS_INVALID_PARAMS;
5459 expected_size += cp->pattern_count * sizeof(struct mgmt_adv_pattern);
5460 if (len != expected_size) {
5461 status = MGMT_STATUS_INVALID_PARAMS;
5465 m = kzalloc(sizeof(*m), GFP_KERNEL);
5467 status = MGMT_STATUS_NO_RESOURCES;
5471 INIT_LIST_HEAD(&m->patterns);
5473 parse_adv_monitor_rssi(m, &cp->rssi);
5474 status = parse_adv_monitor_pattern(m, cp->pattern_count, cp->patterns);
5477 return __add_adv_patterns_monitor(sk, hdev, m, status, data, len,
5478 MGMT_OP_ADD_ADV_PATTERNS_MONITOR_RSSI);
5481 static void mgmt_remove_adv_monitor_complete(struct hci_dev *hdev,
5482 void *data, int status)
5484 struct mgmt_rp_remove_adv_monitor rp;
5485 struct mgmt_pending_cmd *cmd = data;
5486 struct mgmt_cp_remove_adv_monitor *cp = cmd->param;
5490 rp.monitor_handle = cp->monitor_handle;
5493 hci_update_passive_scan(hdev);
5495 mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode,
5496 mgmt_status(status), &rp, sizeof(rp));
5497 mgmt_pending_remove(cmd);
5499 hci_dev_unlock(hdev);
5500 bt_dev_dbg(hdev, "remove monitor %d complete, status %d",
5501 rp.monitor_handle, status);
5504 static int mgmt_remove_adv_monitor_sync(struct hci_dev *hdev, void *data)
5506 struct mgmt_pending_cmd *cmd = data;
5507 struct mgmt_cp_remove_adv_monitor *cp = cmd->param;
5508 u16 handle = __le16_to_cpu(cp->monitor_handle);
5511 return hci_remove_all_adv_monitor(hdev);
5513 return hci_remove_single_adv_monitor(hdev, handle);
5516 static int remove_adv_monitor(struct sock *sk, struct hci_dev *hdev,
5517 void *data, u16 len)
5519 struct mgmt_pending_cmd *cmd;
5524 if (pending_find(MGMT_OP_SET_LE, hdev) ||
5525 pending_find(MGMT_OP_REMOVE_ADV_MONITOR, hdev) ||
5526 pending_find(MGMT_OP_ADD_ADV_PATTERNS_MONITOR, hdev) ||
5527 pending_find(MGMT_OP_ADD_ADV_PATTERNS_MONITOR_RSSI, hdev)) {
5528 status = MGMT_STATUS_BUSY;
5532 cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_ADV_MONITOR, hdev, data, len);
5534 status = MGMT_STATUS_NO_RESOURCES;
5538 err = hci_cmd_sync_queue(hdev, mgmt_remove_adv_monitor_sync, cmd,
5539 mgmt_remove_adv_monitor_complete);
5542 mgmt_pending_remove(cmd);
5545 status = MGMT_STATUS_NO_RESOURCES;
5547 status = MGMT_STATUS_FAILED;
5552 hci_dev_unlock(hdev);
5557 hci_dev_unlock(hdev);
5558 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADV_MONITOR,
5562 static void read_local_oob_data_complete(struct hci_dev *hdev, void *data, int err)
5564 struct mgmt_rp_read_local_oob_data mgmt_rp;
5565 size_t rp_size = sizeof(mgmt_rp);
5566 struct mgmt_pending_cmd *cmd = data;
5567 struct sk_buff *skb = cmd->skb;
5568 u8 status = mgmt_status(err);
5572 status = MGMT_STATUS_FAILED;
5573 else if (IS_ERR(skb))
5574 status = mgmt_status(PTR_ERR(skb));
5576 status = mgmt_status(skb->data[0]);
5579 bt_dev_dbg(hdev, "status %d", status);
5582 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, status);
5586 memset(&mgmt_rp, 0, sizeof(mgmt_rp));
5588 if (!bredr_sc_enabled(hdev)) {
5589 struct hci_rp_read_local_oob_data *rp = (void *) skb->data;
5591 if (skb->len < sizeof(*rp)) {
5592 mgmt_cmd_status(cmd->sk, hdev->id,
5593 MGMT_OP_READ_LOCAL_OOB_DATA,
5594 MGMT_STATUS_FAILED);
5598 memcpy(mgmt_rp.hash192, rp->hash, sizeof(rp->hash));
5599 memcpy(mgmt_rp.rand192, rp->rand, sizeof(rp->rand));
5601 rp_size -= sizeof(mgmt_rp.hash256) + sizeof(mgmt_rp.rand256);
5603 struct hci_rp_read_local_oob_ext_data *rp = (void *) skb->data;
5605 if (skb->len < sizeof(*rp)) {
5606 mgmt_cmd_status(cmd->sk, hdev->id,
5607 MGMT_OP_READ_LOCAL_OOB_DATA,
5608 MGMT_STATUS_FAILED);
5612 memcpy(mgmt_rp.hash192, rp->hash192, sizeof(rp->hash192));
5613 memcpy(mgmt_rp.rand192, rp->rand192, sizeof(rp->rand192));
5615 memcpy(mgmt_rp.hash256, rp->hash256, sizeof(rp->hash256));
5616 memcpy(mgmt_rp.rand256, rp->rand256, sizeof(rp->rand256));
5619 mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA,
5620 MGMT_STATUS_SUCCESS, &mgmt_rp, rp_size);
5623 if (skb && !IS_ERR(skb))
5626 mgmt_pending_free(cmd);
5629 static int read_local_oob_data_sync(struct hci_dev *hdev, void *data)
5631 struct mgmt_pending_cmd *cmd = data;
5633 if (bredr_sc_enabled(hdev))
5634 cmd->skb = hci_read_local_oob_data_sync(hdev, true, cmd->sk);
5636 cmd->skb = hci_read_local_oob_data_sync(hdev, false, cmd->sk);
5638 if (IS_ERR(cmd->skb))
5639 return PTR_ERR(cmd->skb);
5644 static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev,
5645 void *data, u16 data_len)
5647 struct mgmt_pending_cmd *cmd;
5650 bt_dev_dbg(hdev, "sock %p", sk);
5654 if (!hdev_is_powered(hdev)) {
5655 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA,
5656 MGMT_STATUS_NOT_POWERED);
5660 if (!lmp_ssp_capable(hdev)) {
5661 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA,
5662 MGMT_STATUS_NOT_SUPPORTED);
5666 cmd = mgmt_pending_new(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0);
5670 err = hci_cmd_sync_queue(hdev, read_local_oob_data_sync, cmd,
5671 read_local_oob_data_complete);
5674 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA,
5675 MGMT_STATUS_FAILED);
5678 mgmt_pending_free(cmd);
5682 hci_dev_unlock(hdev);
5686 static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
5687 void *data, u16 len)
5689 struct mgmt_addr_info *addr = data;
5692 bt_dev_dbg(hdev, "sock %p", sk);
5694 if (!bdaddr_type_is_valid(addr->type))
5695 return mgmt_cmd_complete(sk, hdev->id,
5696 MGMT_OP_ADD_REMOTE_OOB_DATA,
5697 MGMT_STATUS_INVALID_PARAMS,
5698 addr, sizeof(*addr));
5702 if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) {
5703 struct mgmt_cp_add_remote_oob_data *cp = data;
5706 if (cp->addr.type != BDADDR_BREDR) {
5707 err = mgmt_cmd_complete(sk, hdev->id,
5708 MGMT_OP_ADD_REMOTE_OOB_DATA,
5709 MGMT_STATUS_INVALID_PARAMS,
5710 &cp->addr, sizeof(cp->addr));
5714 err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr,
5715 cp->addr.type, cp->hash,
5716 cp->rand, NULL, NULL);
5718 status = MGMT_STATUS_FAILED;
5720 status = MGMT_STATUS_SUCCESS;
5722 err = mgmt_cmd_complete(sk, hdev->id,
5723 MGMT_OP_ADD_REMOTE_OOB_DATA, status,
5724 &cp->addr, sizeof(cp->addr));
5725 } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) {
5726 struct mgmt_cp_add_remote_oob_ext_data *cp = data;
5727 u8 *rand192, *hash192, *rand256, *hash256;
5730 if (bdaddr_type_is_le(cp->addr.type)) {
5731 /* Enforce zero-valued 192-bit parameters as
5732 * long as legacy SMP OOB isn't implemented.
5734 if (memcmp(cp->rand192, ZERO_KEY, 16) ||
5735 memcmp(cp->hash192, ZERO_KEY, 16)) {
5736 err = mgmt_cmd_complete(sk, hdev->id,
5737 MGMT_OP_ADD_REMOTE_OOB_DATA,
5738 MGMT_STATUS_INVALID_PARAMS,
5739 addr, sizeof(*addr));
5746 /* In case one of the P-192 values is set to zero,
5747 * then just disable OOB data for P-192.
5749 if (!memcmp(cp->rand192, ZERO_KEY, 16) ||
5750 !memcmp(cp->hash192, ZERO_KEY, 16)) {
5754 rand192 = cp->rand192;
5755 hash192 = cp->hash192;
5759 /* In case one of the P-256 values is set to zero, then just
5760 * disable OOB data for P-256.
5762 if (!memcmp(cp->rand256, ZERO_KEY, 16) ||
5763 !memcmp(cp->hash256, ZERO_KEY, 16)) {
5767 rand256 = cp->rand256;
5768 hash256 = cp->hash256;
5771 err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr,
5772 cp->addr.type, hash192, rand192,
5775 status = MGMT_STATUS_FAILED;
5777 status = MGMT_STATUS_SUCCESS;
5779 err = mgmt_cmd_complete(sk, hdev->id,
5780 MGMT_OP_ADD_REMOTE_OOB_DATA,
5781 status, &cp->addr, sizeof(cp->addr));
5783 bt_dev_err(hdev, "add_remote_oob_data: invalid len of %u bytes",
5785 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA,
5786 MGMT_STATUS_INVALID_PARAMS);
5790 hci_dev_unlock(hdev);
5794 static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
5795 void *data, u16 len)
5797 struct mgmt_cp_remove_remote_oob_data *cp = data;
5801 bt_dev_dbg(hdev, "sock %p", sk);
5803 if (cp->addr.type != BDADDR_BREDR)
5804 return mgmt_cmd_complete(sk, hdev->id,
5805 MGMT_OP_REMOVE_REMOTE_OOB_DATA,
5806 MGMT_STATUS_INVALID_PARAMS,
5807 &cp->addr, sizeof(cp->addr));
5811 if (!bacmp(&cp->addr.bdaddr, BDADDR_ANY)) {
5812 hci_remote_oob_data_clear(hdev);
5813 status = MGMT_STATUS_SUCCESS;
5817 err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr, cp->addr.type);
5819 status = MGMT_STATUS_INVALID_PARAMS;
5821 status = MGMT_STATUS_SUCCESS;
5824 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA,
5825 status, &cp->addr, sizeof(cp->addr));
5827 hci_dev_unlock(hdev);
5831 void mgmt_start_discovery_complete(struct hci_dev *hdev, u8 status)
5833 struct mgmt_pending_cmd *cmd;
5835 bt_dev_dbg(hdev, "status %u", status);
5839 cmd = pending_find(MGMT_OP_START_DISCOVERY, hdev);
5841 cmd = pending_find(MGMT_OP_START_SERVICE_DISCOVERY, hdev);
5844 cmd = pending_find(MGMT_OP_START_LIMITED_DISCOVERY, hdev);
5847 cmd->cmd_complete(cmd, mgmt_status(status));
5848 mgmt_pending_remove(cmd);
5851 hci_dev_unlock(hdev);
5854 static bool discovery_type_is_valid(struct hci_dev *hdev, uint8_t type,
5855 uint8_t *mgmt_status)
5858 case DISCOV_TYPE_LE:
5859 *mgmt_status = mgmt_le_support(hdev);
5863 case DISCOV_TYPE_INTERLEAVED:
5864 *mgmt_status = mgmt_le_support(hdev);
5868 case DISCOV_TYPE_BREDR:
5869 *mgmt_status = mgmt_bredr_support(hdev);
5874 *mgmt_status = MGMT_STATUS_INVALID_PARAMS;
5881 static void start_discovery_complete(struct hci_dev *hdev, void *data, int err)
5883 struct mgmt_pending_cmd *cmd = data;
5885 if (cmd != pending_find(MGMT_OP_START_DISCOVERY, hdev) &&
5886 cmd != pending_find(MGMT_OP_START_LIMITED_DISCOVERY, hdev) &&
5887 cmd != pending_find(MGMT_OP_START_SERVICE_DISCOVERY, hdev))
5890 bt_dev_dbg(hdev, "err %d", err);
5892 mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(err),
5894 mgmt_pending_remove(cmd);
5896 hci_discovery_set_state(hdev, err ? DISCOVERY_STOPPED:
5900 static int start_discovery_sync(struct hci_dev *hdev, void *data)
5902 return hci_start_discovery_sync(hdev);
5905 static int start_discovery_internal(struct sock *sk, struct hci_dev *hdev,
5906 u16 op, void *data, u16 len)
5908 struct mgmt_cp_start_discovery *cp = data;
5909 struct mgmt_pending_cmd *cmd;
5913 bt_dev_dbg(hdev, "sock %p", sk);
5917 if (!hdev_is_powered(hdev)) {
5918 err = mgmt_cmd_complete(sk, hdev->id, op,
5919 MGMT_STATUS_NOT_POWERED,
5920 &cp->type, sizeof(cp->type));
5924 if (hdev->discovery.state != DISCOVERY_STOPPED ||
5925 hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) {
5926 err = mgmt_cmd_complete(sk, hdev->id, op, MGMT_STATUS_BUSY,
5927 &cp->type, sizeof(cp->type));
5931 if (!discovery_type_is_valid(hdev, cp->type, &status)) {
5932 err = mgmt_cmd_complete(sk, hdev->id, op, status,
5933 &cp->type, sizeof(cp->type));
5937 /* Can't start discovery when it is paused */
5938 if (hdev->discovery_paused) {
5939 err = mgmt_cmd_complete(sk, hdev->id, op, MGMT_STATUS_BUSY,
5940 &cp->type, sizeof(cp->type));
5944 /* Clear the discovery filter first to free any previously
5945 * allocated memory for the UUID list.
5947 hci_discovery_filter_clear(hdev);
5949 hdev->discovery.type = cp->type;
5950 hdev->discovery.report_invalid_rssi = false;
5951 if (op == MGMT_OP_START_LIMITED_DISCOVERY)
5952 hdev->discovery.limited = true;
5954 hdev->discovery.limited = false;
5956 cmd = mgmt_pending_add(sk, op, hdev, data, len);
5962 err = hci_cmd_sync_queue(hdev, start_discovery_sync, cmd,
5963 start_discovery_complete);
5965 mgmt_pending_remove(cmd);
5969 hci_discovery_set_state(hdev, DISCOVERY_STARTING);
5972 hci_dev_unlock(hdev);
5976 static int start_discovery(struct sock *sk, struct hci_dev *hdev,
5977 void *data, u16 len)
5979 return start_discovery_internal(sk, hdev, MGMT_OP_START_DISCOVERY,
5983 static int start_limited_discovery(struct sock *sk, struct hci_dev *hdev,
5984 void *data, u16 len)
5986 return start_discovery_internal(sk, hdev,
5987 MGMT_OP_START_LIMITED_DISCOVERY,
5991 static int start_service_discovery(struct sock *sk, struct hci_dev *hdev,
5992 void *data, u16 len)
5994 struct mgmt_cp_start_service_discovery *cp = data;
5995 struct mgmt_pending_cmd *cmd;
5996 const u16 max_uuid_count = ((U16_MAX - sizeof(*cp)) / 16);
5997 u16 uuid_count, expected_len;
6001 bt_dev_dbg(hdev, "sock %p", sk);
6005 if (!hdev_is_powered(hdev)) {
6006 err = mgmt_cmd_complete(sk, hdev->id,
6007 MGMT_OP_START_SERVICE_DISCOVERY,
6008 MGMT_STATUS_NOT_POWERED,
6009 &cp->type, sizeof(cp->type));
6013 if (hdev->discovery.state != DISCOVERY_STOPPED ||
6014 hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) {
6015 err = mgmt_cmd_complete(sk, hdev->id,
6016 MGMT_OP_START_SERVICE_DISCOVERY,
6017 MGMT_STATUS_BUSY, &cp->type,
6022 if (hdev->discovery_paused) {
6023 err = mgmt_cmd_complete(sk, hdev->id,
6024 MGMT_OP_START_SERVICE_DISCOVERY,
6025 MGMT_STATUS_BUSY, &cp->type,
6030 uuid_count = __le16_to_cpu(cp->uuid_count);
6031 if (uuid_count > max_uuid_count) {
6032 bt_dev_err(hdev, "service_discovery: too big uuid_count value %u",
6034 err = mgmt_cmd_complete(sk, hdev->id,
6035 MGMT_OP_START_SERVICE_DISCOVERY,
6036 MGMT_STATUS_INVALID_PARAMS, &cp->type,
6041 expected_len = sizeof(*cp) + uuid_count * 16;
6042 if (expected_len != len) {
6043 bt_dev_err(hdev, "service_discovery: expected %u bytes, got %u bytes",
6045 err = mgmt_cmd_complete(sk, hdev->id,
6046 MGMT_OP_START_SERVICE_DISCOVERY,
6047 MGMT_STATUS_INVALID_PARAMS, &cp->type,
6052 if (!discovery_type_is_valid(hdev, cp->type, &status)) {
6053 err = mgmt_cmd_complete(sk, hdev->id,
6054 MGMT_OP_START_SERVICE_DISCOVERY,
6055 status, &cp->type, sizeof(cp->type));
6059 cmd = mgmt_pending_add(sk, MGMT_OP_START_SERVICE_DISCOVERY,
6066 /* Clear the discovery filter first to free any previously
6067 * allocated memory for the UUID list.
6069 hci_discovery_filter_clear(hdev);
6071 hdev->discovery.result_filtering = true;
6072 hdev->discovery.type = cp->type;
6073 hdev->discovery.rssi = cp->rssi;
6074 hdev->discovery.uuid_count = uuid_count;
6076 if (uuid_count > 0) {
6077 hdev->discovery.uuids = kmemdup(cp->uuids, uuid_count * 16,
6079 if (!hdev->discovery.uuids) {
6080 err = mgmt_cmd_complete(sk, hdev->id,
6081 MGMT_OP_START_SERVICE_DISCOVERY,
6083 &cp->type, sizeof(cp->type));
6084 mgmt_pending_remove(cmd);
6089 err = hci_cmd_sync_queue(hdev, start_discovery_sync, cmd,
6090 start_discovery_complete);
6092 mgmt_pending_remove(cmd);
6096 hci_discovery_set_state(hdev, DISCOVERY_STARTING);
6099 hci_dev_unlock(hdev);
6103 void mgmt_stop_discovery_complete(struct hci_dev *hdev, u8 status)
6105 struct mgmt_pending_cmd *cmd;
6107 bt_dev_dbg(hdev, "status %u", status);
6111 cmd = pending_find(MGMT_OP_STOP_DISCOVERY, hdev);
6113 cmd->cmd_complete(cmd, mgmt_status(status));
6114 mgmt_pending_remove(cmd);
6117 hci_dev_unlock(hdev);
6120 static void stop_discovery_complete(struct hci_dev *hdev, void *data, int err)
6122 struct mgmt_pending_cmd *cmd = data;
6124 if (cmd != pending_find(MGMT_OP_STOP_DISCOVERY, hdev))
6127 bt_dev_dbg(hdev, "err %d", err);
6129 mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(err),
6131 mgmt_pending_remove(cmd);
6134 hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
6137 static int stop_discovery_sync(struct hci_dev *hdev, void *data)
6139 return hci_stop_discovery_sync(hdev);
6142 static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data,
6145 struct mgmt_cp_stop_discovery *mgmt_cp = data;
6146 struct mgmt_pending_cmd *cmd;
6149 bt_dev_dbg(hdev, "sock %p", sk);
6153 if (!hci_discovery_active(hdev)) {
6154 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY,
6155 MGMT_STATUS_REJECTED, &mgmt_cp->type,
6156 sizeof(mgmt_cp->type));
6160 if (hdev->discovery.type != mgmt_cp->type) {
6161 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY,
6162 MGMT_STATUS_INVALID_PARAMS,
6163 &mgmt_cp->type, sizeof(mgmt_cp->type));
6167 cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, data, len);
6173 err = hci_cmd_sync_queue(hdev, stop_discovery_sync, cmd,
6174 stop_discovery_complete);
6176 mgmt_pending_remove(cmd);
6180 hci_discovery_set_state(hdev, DISCOVERY_STOPPING);
6183 hci_dev_unlock(hdev);
6187 static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data,
6190 struct mgmt_cp_confirm_name *cp = data;
6191 struct inquiry_entry *e;
6194 bt_dev_dbg(hdev, "sock %p", sk);
6198 if (!hci_discovery_active(hdev)) {
6199 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME,
6200 MGMT_STATUS_FAILED, &cp->addr,
6205 e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr);
6207 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME,
6208 MGMT_STATUS_INVALID_PARAMS, &cp->addr,
6213 if (cp->name_known) {
6214 e->name_state = NAME_KNOWN;
6217 e->name_state = NAME_NEEDED;
6218 hci_inquiry_cache_update_resolve(hdev, e);
6221 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0,
6222 &cp->addr, sizeof(cp->addr));
6225 hci_dev_unlock(hdev);
6229 static int block_device(struct sock *sk, struct hci_dev *hdev, void *data,
6232 struct mgmt_cp_block_device *cp = data;
6236 bt_dev_dbg(hdev, "sock %p", sk);
6238 if (!bdaddr_type_is_valid(cp->addr.type))
6239 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE,
6240 MGMT_STATUS_INVALID_PARAMS,
6241 &cp->addr, sizeof(cp->addr));
6245 err = hci_bdaddr_list_add(&hdev->reject_list, &cp->addr.bdaddr,
6248 status = MGMT_STATUS_FAILED;
6252 mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &cp->addr, sizeof(cp->addr),
6254 status = MGMT_STATUS_SUCCESS;
6257 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status,
6258 &cp->addr, sizeof(cp->addr));
6260 hci_dev_unlock(hdev);
6265 static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data,
6268 struct mgmt_cp_unblock_device *cp = data;
6272 bt_dev_dbg(hdev, "sock %p", sk);
6274 if (!bdaddr_type_is_valid(cp->addr.type))
6275 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE,
6276 MGMT_STATUS_INVALID_PARAMS,
6277 &cp->addr, sizeof(cp->addr));
6281 err = hci_bdaddr_list_del(&hdev->reject_list, &cp->addr.bdaddr,
6284 status = MGMT_STATUS_INVALID_PARAMS;
6288 mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &cp->addr, sizeof(cp->addr),
6290 status = MGMT_STATUS_SUCCESS;
6293 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status,
6294 &cp->addr, sizeof(cp->addr));
6296 hci_dev_unlock(hdev);
6301 static int set_device_id_sync(struct hci_dev *hdev, void *data)
6303 return hci_update_eir_sync(hdev);
6306 static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data,
6309 struct mgmt_cp_set_device_id *cp = data;
6313 bt_dev_dbg(hdev, "sock %p", sk);
6315 source = __le16_to_cpu(cp->source);
6317 if (source > 0x0002)
6318 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID,
6319 MGMT_STATUS_INVALID_PARAMS);
6323 hdev->devid_source = source;
6324 hdev->devid_vendor = __le16_to_cpu(cp->vendor);
6325 hdev->devid_product = __le16_to_cpu(cp->product);
6326 hdev->devid_version = __le16_to_cpu(cp->version);
6328 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0,
6331 hci_cmd_sync_queue(hdev, set_device_id_sync, NULL, NULL);
6333 hci_dev_unlock(hdev);
6338 static void enable_advertising_instance(struct hci_dev *hdev, int err)
6341 bt_dev_err(hdev, "failed to re-configure advertising %d", err);
6343 bt_dev_dbg(hdev, "status %d", err);
6346 static void set_advertising_complete(struct hci_dev *hdev, void *data, int err)
6348 struct cmd_lookup match = { NULL, hdev };
6350 struct adv_info *adv_instance;
6351 u8 status = mgmt_status(err);
6354 mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev,
6355 cmd_status_rsp, &status);
6359 if (hci_dev_test_flag(hdev, HCI_LE_ADV))
6360 hci_dev_set_flag(hdev, HCI_ADVERTISING);
6362 hci_dev_clear_flag(hdev, HCI_ADVERTISING);
6364 mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp,
6367 new_settings(hdev, match.sk);
6372 /* If "Set Advertising" was just disabled and instance advertising was
6373 * set up earlier, then re-enable multi-instance advertising.
6375 if (hci_dev_test_flag(hdev, HCI_ADVERTISING) ||
6376 list_empty(&hdev->adv_instances))
6379 instance = hdev->cur_adv_instance;
6381 adv_instance = list_first_entry_or_null(&hdev->adv_instances,
6382 struct adv_info, list);
6386 instance = adv_instance->instance;
6389 err = hci_schedule_adv_instance_sync(hdev, instance, true);
6391 enable_advertising_instance(hdev, err);
6394 static int set_adv_sync(struct hci_dev *hdev, void *data)
6396 struct mgmt_pending_cmd *cmd = data;
6397 struct mgmt_mode *cp = cmd->param;
6400 if (cp->val == 0x02)
6401 hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE);
6403 hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE);
6405 cancel_adv_timeout(hdev);
6408 /* Switch to instance "0" for the Set Advertising setting.
6409 * We cannot use update_[adv|scan_rsp]_data() here as the
6410 * HCI_ADVERTISING flag is not yet set.
6412 hdev->cur_adv_instance = 0x00;
6414 if (ext_adv_capable(hdev)) {
6415 hci_start_ext_adv_sync(hdev, 0x00);
6417 hci_update_adv_data_sync(hdev, 0x00);
6418 hci_update_scan_rsp_data_sync(hdev, 0x00);
6419 hci_enable_advertising_sync(hdev);
6422 hci_disable_advertising_sync(hdev);
6428 static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data,
6431 struct mgmt_mode *cp = data;
6432 struct mgmt_pending_cmd *cmd;
6436 bt_dev_dbg(hdev, "sock %p", sk);
6438 status = mgmt_le_support(hdev);
6440 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING,
6443 if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02)
6444 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING,
6445 MGMT_STATUS_INVALID_PARAMS);
6447 if (hdev->advertising_paused)
6448 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING,
6455 /* The following conditions are ones which mean that we should
6456 * not do any HCI communication but directly send a mgmt
6457 * response to user space (after toggling the flag if
6460 if (!hdev_is_powered(hdev) ||
6461 (val == hci_dev_test_flag(hdev, HCI_ADVERTISING) &&
6462 (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE)) ||
6463 hci_dev_test_flag(hdev, HCI_MESH) ||
6464 hci_conn_num(hdev, LE_LINK) > 0 ||
6465 (hci_dev_test_flag(hdev, HCI_LE_SCAN) &&
6466 hdev->le_scan_type == LE_SCAN_ACTIVE)) {
6470 hdev->cur_adv_instance = 0x00;
6471 changed = !hci_dev_test_and_set_flag(hdev, HCI_ADVERTISING);
6472 if (cp->val == 0x02)
6473 hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE);
6475 hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE);
6477 changed = hci_dev_test_and_clear_flag(hdev, HCI_ADVERTISING);
6478 hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE);
6481 err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev);
6486 err = new_settings(hdev, sk);
6491 if (pending_find(MGMT_OP_SET_ADVERTISING, hdev) ||
6492 pending_find(MGMT_OP_SET_LE, hdev)) {
6493 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING,
6498 cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len);
6502 err = hci_cmd_sync_queue(hdev, set_adv_sync, cmd,
6503 set_advertising_complete);
6506 mgmt_pending_remove(cmd);
6509 hci_dev_unlock(hdev);
6513 static int set_static_address(struct sock *sk, struct hci_dev *hdev,
6514 void *data, u16 len)
6516 struct mgmt_cp_set_static_address *cp = data;
6519 bt_dev_dbg(hdev, "sock %p", sk);
6521 if (!lmp_le_capable(hdev))
6522 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS,
6523 MGMT_STATUS_NOT_SUPPORTED);
6525 if (hdev_is_powered(hdev))
6526 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS,
6527 MGMT_STATUS_REJECTED);
6529 if (bacmp(&cp->bdaddr, BDADDR_ANY)) {
6530 if (!bacmp(&cp->bdaddr, BDADDR_NONE))
6531 return mgmt_cmd_status(sk, hdev->id,
6532 MGMT_OP_SET_STATIC_ADDRESS,
6533 MGMT_STATUS_INVALID_PARAMS);
6535 /* Two most significant bits shall be set */
6536 if ((cp->bdaddr.b[5] & 0xc0) != 0xc0)
6537 return mgmt_cmd_status(sk, hdev->id,
6538 MGMT_OP_SET_STATIC_ADDRESS,
6539 MGMT_STATUS_INVALID_PARAMS);
6544 bacpy(&hdev->static_addr, &cp->bdaddr);
6546 err = send_settings_rsp(sk, MGMT_OP_SET_STATIC_ADDRESS, hdev);
6550 err = new_settings(hdev, sk);
6553 hci_dev_unlock(hdev);
6557 static int set_scan_params(struct sock *sk, struct hci_dev *hdev,
6558 void *data, u16 len)
6560 struct mgmt_cp_set_scan_params *cp = data;
6561 __u16 interval, window;
6564 bt_dev_dbg(hdev, "sock %p", sk);
6566 if (!lmp_le_capable(hdev))
6567 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS,
6568 MGMT_STATUS_NOT_SUPPORTED);
6570 interval = __le16_to_cpu(cp->interval);
6572 if (interval < 0x0004 || interval > 0x4000)
6573 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS,
6574 MGMT_STATUS_INVALID_PARAMS);
6576 window = __le16_to_cpu(cp->window);
6578 if (window < 0x0004 || window > 0x4000)
6579 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS,
6580 MGMT_STATUS_INVALID_PARAMS);
6582 if (window > interval)
6583 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS,
6584 MGMT_STATUS_INVALID_PARAMS);
6588 hdev->le_scan_interval = interval;
6589 hdev->le_scan_window = window;
6591 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0,
6594 /* If background scan is running, restart it so new parameters are
6597 if (hci_dev_test_flag(hdev, HCI_LE_SCAN) &&
6598 hdev->discovery.state == DISCOVERY_STOPPED)
6599 hci_update_passive_scan(hdev);
6601 hci_dev_unlock(hdev);
6606 static void fast_connectable_complete(struct hci_dev *hdev, void *data, int err)
6608 struct mgmt_pending_cmd *cmd = data;
6610 bt_dev_dbg(hdev, "err %d", err);
6613 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
6616 struct mgmt_mode *cp = cmd->param;
6619 hci_dev_set_flag(hdev, HCI_FAST_CONNECTABLE);
6621 hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE);
6623 send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev);
6624 new_settings(hdev, cmd->sk);
6627 mgmt_pending_free(cmd);
6630 static int write_fast_connectable_sync(struct hci_dev *hdev, void *data)
6632 struct mgmt_pending_cmd *cmd = data;
6633 struct mgmt_mode *cp = cmd->param;
6635 return hci_write_fast_connectable_sync(hdev, cp->val);
6638 static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev,
6639 void *data, u16 len)
6641 struct mgmt_mode *cp = data;
6642 struct mgmt_pending_cmd *cmd;
6645 bt_dev_dbg(hdev, "sock %p", sk);
6647 if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) ||
6648 hdev->hci_ver < BLUETOOTH_VER_1_2)
6649 return mgmt_cmd_status(sk, hdev->id,
6650 MGMT_OP_SET_FAST_CONNECTABLE,
6651 MGMT_STATUS_NOT_SUPPORTED);
6653 if (cp->val != 0x00 && cp->val != 0x01)
6654 return mgmt_cmd_status(sk, hdev->id,
6655 MGMT_OP_SET_FAST_CONNECTABLE,
6656 MGMT_STATUS_INVALID_PARAMS);
6660 if (!!cp->val == hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) {
6661 err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev);
6665 if (!hdev_is_powered(hdev)) {
6666 hci_dev_change_flag(hdev, HCI_FAST_CONNECTABLE);
6667 err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev);
6668 new_settings(hdev, sk);
6672 cmd = mgmt_pending_new(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, data,
6677 err = hci_cmd_sync_queue(hdev, write_fast_connectable_sync, cmd,
6678 fast_connectable_complete);
6681 mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
6682 MGMT_STATUS_FAILED);
6685 mgmt_pending_free(cmd);
6689 hci_dev_unlock(hdev);
6694 static void set_bredr_complete(struct hci_dev *hdev, void *data, int err)
6696 struct mgmt_pending_cmd *cmd = data;
6698 bt_dev_dbg(hdev, "err %d", err);
6701 u8 mgmt_err = mgmt_status(err);
6703 /* We need to restore the flag if related HCI commands
6706 hci_dev_clear_flag(hdev, HCI_BREDR_ENABLED);
6708 mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err);
6710 send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev);
6711 new_settings(hdev, cmd->sk);
6714 mgmt_pending_free(cmd);
6717 static int set_bredr_sync(struct hci_dev *hdev, void *data)
6721 status = hci_write_fast_connectable_sync(hdev, false);
6724 status = hci_update_scan_sync(hdev);
6726 /* Since only the advertising data flags will change, there
6727 * is no need to update the scan response data.
6730 status = hci_update_adv_data_sync(hdev, hdev->cur_adv_instance);
6735 static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
6737 struct mgmt_mode *cp = data;
6738 struct mgmt_pending_cmd *cmd;
6741 bt_dev_dbg(hdev, "sock %p", sk);
6743 if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev))
6744 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR,
6745 MGMT_STATUS_NOT_SUPPORTED);
6747 if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED))
6748 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR,
6749 MGMT_STATUS_REJECTED);
6751 if (cp->val != 0x00 && cp->val != 0x01)
6752 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR,
6753 MGMT_STATUS_INVALID_PARAMS);
6757 if (cp->val == hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) {
6758 err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev);
6762 if (!hdev_is_powered(hdev)) {
6764 hci_dev_clear_flag(hdev, HCI_DISCOVERABLE);
6765 hci_dev_clear_flag(hdev, HCI_SSP_ENABLED);
6766 hci_dev_clear_flag(hdev, HCI_LINK_SECURITY);
6767 hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE);
6768 hci_dev_clear_flag(hdev, HCI_HS_ENABLED);
6771 hci_dev_change_flag(hdev, HCI_BREDR_ENABLED);
6773 err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev);
6777 err = new_settings(hdev, sk);
6781 /* Reject disabling when powered on */
6783 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR,
6784 MGMT_STATUS_REJECTED);
6787 /* When configuring a dual-mode controller to operate
6788 * with LE only and using a static address, then switching
6789 * BR/EDR back on is not allowed.
6791 * Dual-mode controllers shall operate with the public
6792 * address as its identity address for BR/EDR and LE. So
6793 * reject the attempt to create an invalid configuration.
6795 * The same restrictions applies when secure connections
6796 * has been enabled. For BR/EDR this is a controller feature
6797 * while for LE it is a host stack feature. This means that
6798 * switching BR/EDR back on when secure connections has been
6799 * enabled is not a supported transaction.
6801 if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) &&
6802 (bacmp(&hdev->static_addr, BDADDR_ANY) ||
6803 hci_dev_test_flag(hdev, HCI_SC_ENABLED))) {
6804 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR,
6805 MGMT_STATUS_REJECTED);
6810 cmd = mgmt_pending_new(sk, MGMT_OP_SET_BREDR, hdev, data, len);
6814 err = hci_cmd_sync_queue(hdev, set_bredr_sync, cmd,
6815 set_bredr_complete);
6818 mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR,
6819 MGMT_STATUS_FAILED);
6821 mgmt_pending_free(cmd);
6826 /* We need to flip the bit already here so that
6827 * hci_req_update_adv_data generates the correct flags.
6829 hci_dev_set_flag(hdev, HCI_BREDR_ENABLED);
6832 hci_dev_unlock(hdev);
6836 static void set_secure_conn_complete(struct hci_dev *hdev, void *data, int err)
6838 struct mgmt_pending_cmd *cmd = data;
6839 struct mgmt_mode *cp;
6841 bt_dev_dbg(hdev, "err %d", err);
6844 u8 mgmt_err = mgmt_status(err);
6846 mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err);
6854 hci_dev_clear_flag(hdev, HCI_SC_ENABLED);
6855 hci_dev_clear_flag(hdev, HCI_SC_ONLY);
6858 hci_dev_set_flag(hdev, HCI_SC_ENABLED);
6859 hci_dev_clear_flag(hdev, HCI_SC_ONLY);
6862 hci_dev_set_flag(hdev, HCI_SC_ENABLED);
6863 hci_dev_set_flag(hdev, HCI_SC_ONLY);
6867 send_settings_rsp(cmd->sk, cmd->opcode, hdev);
6868 new_settings(hdev, cmd->sk);
6871 mgmt_pending_free(cmd);
6874 static int set_secure_conn_sync(struct hci_dev *hdev, void *data)
6876 struct mgmt_pending_cmd *cmd = data;
6877 struct mgmt_mode *cp = cmd->param;
6880 /* Force write of val */
6881 hci_dev_set_flag(hdev, HCI_SC_ENABLED);
6883 return hci_write_sc_support_sync(hdev, val);
6886 static int set_secure_conn(struct sock *sk, struct hci_dev *hdev,
6887 void *data, u16 len)
6889 struct mgmt_mode *cp = data;
6890 struct mgmt_pending_cmd *cmd;
6894 bt_dev_dbg(hdev, "sock %p", sk);
6896 if (!lmp_sc_capable(hdev) &&
6897 !hci_dev_test_flag(hdev, HCI_LE_ENABLED))
6898 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN,
6899 MGMT_STATUS_NOT_SUPPORTED);
6901 if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) &&
6902 lmp_sc_capable(hdev) &&
6903 !hci_dev_test_flag(hdev, HCI_SSP_ENABLED))
6904 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN,
6905 MGMT_STATUS_REJECTED);
6907 if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02)
6908 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN,
6909 MGMT_STATUS_INVALID_PARAMS);
6913 if (!hdev_is_powered(hdev) || !lmp_sc_capable(hdev) ||
6914 !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) {
6918 changed = !hci_dev_test_and_set_flag(hdev,
6920 if (cp->val == 0x02)
6921 hci_dev_set_flag(hdev, HCI_SC_ONLY);
6923 hci_dev_clear_flag(hdev, HCI_SC_ONLY);
6925 changed = hci_dev_test_and_clear_flag(hdev,
6927 hci_dev_clear_flag(hdev, HCI_SC_ONLY);
6930 err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev);
6935 err = new_settings(hdev, sk);
6942 if (val == hci_dev_test_flag(hdev, HCI_SC_ENABLED) &&
6943 (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_SC_ONLY)) {
6944 err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev);
6948 cmd = mgmt_pending_new(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len);
6952 err = hci_cmd_sync_queue(hdev, set_secure_conn_sync, cmd,
6953 set_secure_conn_complete);
6956 mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN,
6957 MGMT_STATUS_FAILED);
6959 mgmt_pending_free(cmd);
6963 hci_dev_unlock(hdev);
6967 static int set_debug_keys(struct sock *sk, struct hci_dev *hdev,
6968 void *data, u16 len)
6970 struct mgmt_mode *cp = data;
6971 bool changed, use_changed;
6974 bt_dev_dbg(hdev, "sock %p", sk);
6976 if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02)
6977 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS,
6978 MGMT_STATUS_INVALID_PARAMS);
6983 changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS);
6985 changed = hci_dev_test_and_clear_flag(hdev,
6986 HCI_KEEP_DEBUG_KEYS);
6988 if (cp->val == 0x02)
6989 use_changed = !hci_dev_test_and_set_flag(hdev,
6990 HCI_USE_DEBUG_KEYS);
6992 use_changed = hci_dev_test_and_clear_flag(hdev,
6993 HCI_USE_DEBUG_KEYS);
6995 if (hdev_is_powered(hdev) && use_changed &&
6996 hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) {
6997 u8 mode = (cp->val == 0x02) ? 0x01 : 0x00;
6998 hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE,
6999 sizeof(mode), &mode);
7002 err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev);
7007 err = new_settings(hdev, sk);
7010 hci_dev_unlock(hdev);
7014 static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data,
7017 struct mgmt_cp_set_privacy *cp = cp_data;
7021 bt_dev_dbg(hdev, "sock %p", sk);
7023 if (!lmp_le_capable(hdev))
7024 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY,
7025 MGMT_STATUS_NOT_SUPPORTED);
7027 if (cp->privacy != 0x00 && cp->privacy != 0x01 && cp->privacy != 0x02)
7028 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY,
7029 MGMT_STATUS_INVALID_PARAMS);
7031 if (hdev_is_powered(hdev))
7032 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY,
7033 MGMT_STATUS_REJECTED);
7037 /* If user space supports this command it is also expected to
7038 * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag.
7040 hci_dev_set_flag(hdev, HCI_RPA_RESOLVING);
7043 changed = !hci_dev_test_and_set_flag(hdev, HCI_PRIVACY);
7044 memcpy(hdev->irk, cp->irk, sizeof(hdev->irk));
7045 hci_dev_set_flag(hdev, HCI_RPA_EXPIRED);
7046 hci_adv_instances_set_rpa_expired(hdev, true);
7047 if (cp->privacy == 0x02)
7048 hci_dev_set_flag(hdev, HCI_LIMITED_PRIVACY);
7050 hci_dev_clear_flag(hdev, HCI_LIMITED_PRIVACY);
7052 changed = hci_dev_test_and_clear_flag(hdev, HCI_PRIVACY);
7053 memset(hdev->irk, 0, sizeof(hdev->irk));
7054 hci_dev_clear_flag(hdev, HCI_RPA_EXPIRED);
7055 hci_adv_instances_set_rpa_expired(hdev, false);
7056 hci_dev_clear_flag(hdev, HCI_LIMITED_PRIVACY);
7059 err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev);
7064 err = new_settings(hdev, sk);
7067 hci_dev_unlock(hdev);
7071 static bool irk_is_valid(struct mgmt_irk_info *irk)
7073 switch (irk->addr.type) {
7074 case BDADDR_LE_PUBLIC:
7077 case BDADDR_LE_RANDOM:
7078 /* Two most significant bits shall be set */
7079 if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0)
7087 static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data,
7090 struct mgmt_cp_load_irks *cp = cp_data;
7091 const u16 max_irk_count = ((U16_MAX - sizeof(*cp)) /
7092 sizeof(struct mgmt_irk_info));
7093 u16 irk_count, expected_len;
7096 bt_dev_dbg(hdev, "sock %p", sk);
7098 if (!lmp_le_capable(hdev))
7099 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS,
7100 MGMT_STATUS_NOT_SUPPORTED);
7102 irk_count = __le16_to_cpu(cp->irk_count);
7103 if (irk_count > max_irk_count) {
7104 bt_dev_err(hdev, "load_irks: too big irk_count value %u",
7106 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS,
7107 MGMT_STATUS_INVALID_PARAMS);
7110 expected_len = struct_size(cp, irks, irk_count);
7111 if (expected_len != len) {
7112 bt_dev_err(hdev, "load_irks: expected %u bytes, got %u bytes",
7114 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS,
7115 MGMT_STATUS_INVALID_PARAMS);
7118 bt_dev_dbg(hdev, "irk_count %u", irk_count);
7120 for (i = 0; i < irk_count; i++) {
7121 struct mgmt_irk_info *key = &cp->irks[i];
7123 if (!irk_is_valid(key))
7124 return mgmt_cmd_status(sk, hdev->id,
7126 MGMT_STATUS_INVALID_PARAMS);
7131 hci_smp_irks_clear(hdev);
7133 for (i = 0; i < irk_count; i++) {
7134 struct mgmt_irk_info *irk = &cp->irks[i];
7136 if (hci_is_blocked_key(hdev,
7137 HCI_BLOCKED_KEY_TYPE_IRK,
7139 bt_dev_warn(hdev, "Skipping blocked IRK for %pMR",
7144 hci_add_irk(hdev, &irk->addr.bdaddr,
7145 le_addr_type(irk->addr.type), irk->val,
7149 hci_dev_set_flag(hdev, HCI_RPA_RESOLVING);
7151 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0);
7153 hci_dev_unlock(hdev);
7159 static int set_advertising_params(struct sock *sk, struct hci_dev *hdev,
7160 void *data, u16 len)
7162 struct mgmt_cp_set_advertising_params *cp = data;
7167 BT_DBG("%s", hdev->name);
7169 if (!lmp_le_capable(hdev))
7170 return mgmt_cmd_status(sk, hdev->id,
7171 MGMT_OP_SET_ADVERTISING_PARAMS,
7172 MGMT_STATUS_NOT_SUPPORTED);
7174 if (hci_dev_test_flag(hdev, HCI_ADVERTISING))
7175 return mgmt_cmd_status(sk, hdev->id,
7176 MGMT_OP_SET_ADVERTISING_PARAMS,
7179 min_interval = __le16_to_cpu(cp->interval_min);
7180 max_interval = __le16_to_cpu(cp->interval_max);
7182 if (min_interval > max_interval ||
7183 min_interval < 0x0020 || max_interval > 0x4000)
7184 return mgmt_cmd_status(sk, hdev->id,
7185 MGMT_OP_SET_ADVERTISING_PARAMS,
7186 MGMT_STATUS_INVALID_PARAMS);
7190 hdev->le_adv_min_interval = min_interval;
7191 hdev->le_adv_max_interval = max_interval;
7192 hdev->adv_filter_policy = cp->filter_policy;
7193 hdev->adv_type = cp->type;
7195 err = mgmt_cmd_complete(sk, hdev->id,
7196 MGMT_OP_SET_ADVERTISING_PARAMS, 0, NULL, 0);
7198 hci_dev_unlock(hdev);
7203 static void set_advertising_data_complete(struct hci_dev *hdev,
7204 u8 status, u16 opcode)
7206 struct mgmt_cp_set_advertising_data *cp;
7207 struct mgmt_pending_cmd *cmd;
7209 BT_DBG("status 0x%02x", status);
7213 cmd = pending_find(MGMT_OP_SET_ADVERTISING_DATA, hdev);
7220 mgmt_cmd_status(cmd->sk, hdev->id,
7221 MGMT_OP_SET_ADVERTISING_DATA,
7222 mgmt_status(status));
7224 mgmt_cmd_complete(cmd->sk, hdev->id,
7225 MGMT_OP_SET_ADVERTISING_DATA, 0,
7228 mgmt_pending_remove(cmd);
7231 hci_dev_unlock(hdev);
7234 static int set_advertising_data(struct sock *sk, struct hci_dev *hdev,
7235 void *data, u16 len)
7237 struct mgmt_pending_cmd *cmd;
7238 struct hci_request req;
7239 struct mgmt_cp_set_advertising_data *cp = data;
7240 struct hci_cp_le_set_adv_data adv;
7243 BT_DBG("%s", hdev->name);
7245 if (!lmp_le_capable(hdev)) {
7246 return mgmt_cmd_status(sk, hdev->id,
7247 MGMT_OP_SET_ADVERTISING_DATA,
7248 MGMT_STATUS_NOT_SUPPORTED);
7253 if (pending_find(MGMT_OP_SET_ADVERTISING_DATA, hdev)) {
7254 err = mgmt_cmd_status(sk, hdev->id,
7255 MGMT_OP_SET_ADVERTISING_DATA,
7260 if (len > HCI_MAX_AD_LENGTH) {
7261 err = mgmt_cmd_status(sk, hdev->id,
7262 MGMT_OP_SET_ADVERTISING_DATA,
7263 MGMT_STATUS_INVALID_PARAMS);
7267 cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING_DATA,
7274 hci_req_init(&req, hdev);
7276 memset(&adv, 0, sizeof(adv));
7277 memcpy(adv.data, cp->data, len);
7280 hci_req_add(&req, HCI_OP_LE_SET_ADV_DATA, sizeof(adv), &adv);
7282 err = hci_req_run(&req, set_advertising_data_complete);
7284 mgmt_pending_remove(cmd);
7287 hci_dev_unlock(hdev);
7292 /* Adv White List feature */
7293 static void add_white_list_complete(struct hci_dev *hdev, u8 status, u16 opcode)
7295 struct mgmt_cp_add_dev_white_list *cp;
7296 struct mgmt_pending_cmd *cmd;
7298 BT_DBG("status 0x%02x", status);
7302 cmd = pending_find(MGMT_OP_ADD_DEV_WHITE_LIST, hdev);
7309 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_ADD_DEV_WHITE_LIST,
7310 mgmt_status(status));
7312 mgmt_cmd_complete(cmd->sk, hdev->id,
7313 MGMT_OP_ADD_DEV_WHITE_LIST, 0, cp, sizeof(*cp));
7315 mgmt_pending_remove(cmd);
7318 hci_dev_unlock(hdev);
7321 static int add_white_list(struct sock *sk, struct hci_dev *hdev,
7322 void *data, u16 len)
7324 struct mgmt_pending_cmd *cmd;
7325 struct mgmt_cp_add_dev_white_list *cp = data;
7326 struct hci_request req;
7329 BT_DBG("%s", hdev->name);
7331 if (!lmp_le_capable(hdev))
7332 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_DEV_WHITE_LIST,
7333 MGMT_STATUS_NOT_SUPPORTED);
7335 if (!hdev_is_powered(hdev))
7336 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_DEV_WHITE_LIST,
7337 MGMT_STATUS_REJECTED);
7341 if (pending_find(MGMT_OP_ADD_DEV_WHITE_LIST, hdev)) {
7342 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_DEV_WHITE_LIST,
7347 cmd = mgmt_pending_add(sk, MGMT_OP_ADD_DEV_WHITE_LIST, hdev, data, len);
7353 hci_req_init(&req, hdev);
7355 hci_req_add(&req, HCI_OP_LE_ADD_TO_WHITE_LIST, sizeof(*cp), cp);
7357 err = hci_req_run(&req, add_white_list_complete);
7359 mgmt_pending_remove(cmd);
7364 hci_dev_unlock(hdev);
7369 static void remove_from_white_list_complete(struct hci_dev *hdev,
7370 u8 status, u16 opcode)
7372 struct mgmt_cp_remove_dev_from_white_list *cp;
7373 struct mgmt_pending_cmd *cmd;
7375 BT_DBG("status 0x%02x", status);
7379 cmd = pending_find(MGMT_OP_REMOVE_DEV_FROM_WHITE_LIST, hdev);
7386 mgmt_cmd_status(cmd->sk, hdev->id,
7387 MGMT_OP_REMOVE_DEV_FROM_WHITE_LIST,
7388 mgmt_status(status));
7390 mgmt_cmd_complete(cmd->sk, hdev->id,
7391 MGMT_OP_REMOVE_DEV_FROM_WHITE_LIST, 0,
7394 mgmt_pending_remove(cmd);
7397 hci_dev_unlock(hdev);
7400 static int remove_from_white_list(struct sock *sk, struct hci_dev *hdev,
7401 void *data, u16 len)
7403 struct mgmt_pending_cmd *cmd;
7404 struct mgmt_cp_remove_dev_from_white_list *cp = data;
7405 struct hci_request req;
7408 BT_DBG("%s", hdev->name);
7410 if (!lmp_le_capable(hdev))
7411 return mgmt_cmd_status(sk, hdev->id,
7412 MGMT_OP_REMOVE_DEV_FROM_WHITE_LIST,
7413 MGMT_STATUS_NOT_SUPPORTED);
7415 if (!hdev_is_powered(hdev))
7416 return mgmt_cmd_status(sk, hdev->id,
7417 MGMT_OP_REMOVE_DEV_FROM_WHITE_LIST,
7418 MGMT_STATUS_REJECTED);
7422 if (pending_find(MGMT_OP_REMOVE_DEV_FROM_WHITE_LIST, hdev)) {
7423 err = mgmt_cmd_status(sk, hdev->id,
7424 MGMT_OP_REMOVE_DEV_FROM_WHITE_LIST,
7429 cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_DEV_FROM_WHITE_LIST,
7436 hci_req_init(&req, hdev);
7438 hci_req_add(&req, HCI_OP_LE_DEL_FROM_WHITE_LIST, sizeof(*cp), cp);
7440 err = hci_req_run(&req, remove_from_white_list_complete);
7442 mgmt_pending_remove(cmd);
7447 hci_dev_unlock(hdev);
7452 static void clear_white_list_complete(struct hci_dev *hdev, u8 status,
7455 struct mgmt_pending_cmd *cmd;
7457 BT_DBG("status 0x%02x", status);
7461 cmd = pending_find(MGMT_OP_CLEAR_DEV_WHITE_LIST, hdev);
7466 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_CLEAR_DEV_WHITE_LIST,
7467 mgmt_status(status));
7469 mgmt_cmd_complete(cmd->sk, hdev->id,
7470 MGMT_OP_CLEAR_DEV_WHITE_LIST,
7473 mgmt_pending_remove(cmd);
7476 hci_dev_unlock(hdev);
7479 static int clear_white_list(struct sock *sk, struct hci_dev *hdev,
7480 void *data, u16 len)
7482 struct mgmt_pending_cmd *cmd;
7483 struct hci_request req;
7486 BT_DBG("%s", hdev->name);
7488 if (!lmp_le_capable(hdev))
7489 return mgmt_cmd_status(sk, hdev->id,
7490 MGMT_OP_CLEAR_DEV_WHITE_LIST,
7491 MGMT_STATUS_NOT_SUPPORTED);
7493 if (!hdev_is_powered(hdev))
7494 return mgmt_cmd_status(sk, hdev->id,
7495 MGMT_OP_CLEAR_DEV_WHITE_LIST,
7496 MGMT_STATUS_REJECTED);
7500 if (pending_find(MGMT_OP_CLEAR_DEV_WHITE_LIST, hdev)) {
7501 err = mgmt_cmd_status(sk, hdev->id,
7502 MGMT_OP_CLEAR_DEV_WHITE_LIST,
7507 cmd = mgmt_pending_add(sk, MGMT_OP_CLEAR_DEV_WHITE_LIST,
7514 hci_req_init(&req, hdev);
7516 hci_req_add(&req, HCI_OP_LE_CLEAR_WHITE_LIST, 0, NULL);
7518 err = hci_req_run(&req, clear_white_list_complete);
7520 mgmt_pending_remove(cmd);
7525 hci_dev_unlock(hdev);
7530 static void set_scan_rsp_data_complete(struct hci_dev *hdev, u8 status,
7533 struct mgmt_cp_set_scan_rsp_data *cp;
7534 struct mgmt_pending_cmd *cmd;
7536 BT_DBG("status 0x%02x", status);
7540 cmd = pending_find(MGMT_OP_SET_SCAN_RSP_DATA, hdev);
7547 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_SCAN_RSP_DATA,
7548 mgmt_status(status));
7550 mgmt_cmd_complete(cmd->sk, hdev->id,
7551 MGMT_OP_SET_SCAN_RSP_DATA, 0,
7554 mgmt_pending_remove(cmd);
7557 hci_dev_unlock(hdev);
7560 static int set_scan_rsp_data(struct sock *sk, struct hci_dev *hdev, void *data,
7563 struct mgmt_pending_cmd *cmd;
7564 struct hci_request req;
7565 struct mgmt_cp_set_scan_rsp_data *cp = data;
7566 struct hci_cp_le_set_scan_rsp_data rsp;
7569 BT_DBG("%s", hdev->name);
7571 if (!lmp_le_capable(hdev))
7572 return mgmt_cmd_status(sk, hdev->id,
7573 MGMT_OP_SET_SCAN_RSP_DATA,
7574 MGMT_STATUS_NOT_SUPPORTED);
7578 if (pending_find(MGMT_OP_SET_SCAN_RSP_DATA, hdev)) {
7579 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_RSP_DATA,
7584 if (len > HCI_MAX_AD_LENGTH) {
7585 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_RSP_DATA,
7586 MGMT_STATUS_INVALID_PARAMS);
7590 cmd = mgmt_pending_add(sk, MGMT_OP_SET_SCAN_RSP_DATA, hdev, data, len);
7596 hci_req_init(&req, hdev);
7598 memset(&rsp, 0, sizeof(rsp));
7599 memcpy(rsp.data, cp->data, len);
7602 hci_req_add(&req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(rsp), &rsp);
7604 err = hci_req_run(&req, set_scan_rsp_data_complete);
7606 mgmt_pending_remove(cmd);
7609 hci_dev_unlock(hdev);
7614 static void set_rssi_threshold_complete(struct hci_dev *hdev,
7615 u8 status, u16 opcode)
7617 struct mgmt_pending_cmd *cmd;
7619 BT_DBG("status 0x%02x", status);
7623 cmd = pending_find(MGMT_OP_SET_RSSI_ENABLE, hdev);
7628 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE,
7629 mgmt_status(status));
7631 mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE, 0,
7634 mgmt_pending_remove(cmd);
7637 hci_dev_unlock(hdev);
7640 static void set_rssi_disable_complete(struct hci_dev *hdev,
7641 u8 status, u16 opcode)
7643 struct mgmt_pending_cmd *cmd;
7645 BT_DBG("status 0x%02x", status);
7649 cmd = pending_find(MGMT_OP_SET_RSSI_DISABLE, hdev);
7654 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_RSSI_DISABLE,
7655 mgmt_status(status));
7657 mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_RSSI_DISABLE,
7660 mgmt_pending_remove(cmd);
7663 hci_dev_unlock(hdev);
7666 int mgmt_set_rssi_threshold(struct sock *sk, struct hci_dev *hdev,
7667 void *data, u16 len)
7670 struct hci_cp_set_rssi_threshold th = { 0, };
7671 struct mgmt_cp_set_enable_rssi *cp = data;
7672 struct hci_conn *conn;
7673 struct mgmt_pending_cmd *cmd;
7674 struct hci_request req;
7679 cmd = pending_find(MGMT_OP_SET_RSSI_ENABLE, hdev);
7681 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE,
7682 MGMT_STATUS_FAILED);
7686 if (!lmp_le_capable(hdev)) {
7687 mgmt_pending_remove(cmd);
7688 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE,
7689 MGMT_STATUS_NOT_SUPPORTED);
7693 if (!hdev_is_powered(hdev)) {
7694 BT_DBG("%s", hdev->name);
7695 mgmt_pending_remove(cmd);
7696 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE,
7697 MGMT_STATUS_NOT_POWERED);
7701 if (cp->link_type == 0x01)
7702 dest_type = LE_LINK;
7704 dest_type = ACL_LINK;
7706 /* Get LE/ACL link handle info */
7707 conn = hci_conn_hash_lookup_ba(hdev,
7708 dest_type, &cp->bdaddr);
7711 err = mgmt_cmd_complete(sk, hdev->id,
7712 MGMT_OP_SET_RSSI_ENABLE, 1, NULL, 0);
7713 mgmt_pending_remove(cmd);
7717 hci_req_init(&req, hdev);
7719 th.hci_le_ext_opcode = 0x0B;
7721 th.conn_handle = conn->handle;
7722 th.alert_mask = 0x07;
7723 th.low_th = cp->low_th;
7724 th.in_range_th = cp->in_range_th;
7725 th.high_th = cp->high_th;
7727 hci_req_add(&req, HCI_OP_ENABLE_RSSI, sizeof(th), &th);
7728 err = hci_req_run(&req, set_rssi_threshold_complete);
7731 mgmt_pending_remove(cmd);
7732 BT_ERR("Error in requesting hci_req_run");
7737 hci_dev_unlock(hdev);
7741 void mgmt_rssi_enable_success(struct sock *sk, struct hci_dev *hdev,
7742 void *data, struct hci_cc_rsp_enable_rssi *rp, int success)
7744 struct mgmt_cc_rsp_enable_rssi mgmt_rp = { 0, };
7745 struct mgmt_cp_set_enable_rssi *cp = data;
7746 struct mgmt_pending_cmd *cmd;
7751 mgmt_rp.status = rp->status;
7752 mgmt_rp.le_ext_opcode = rp->le_ext_opcode;
7753 mgmt_rp.bt_address = cp->bdaddr;
7754 mgmt_rp.link_type = cp->link_type;
7756 mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE,
7757 MGMT_STATUS_SUCCESS, &mgmt_rp,
7758 sizeof(struct mgmt_cc_rsp_enable_rssi));
7760 mgmt_event(MGMT_EV_RSSI_ENABLED, hdev, &mgmt_rp,
7761 sizeof(struct mgmt_cc_rsp_enable_rssi), NULL);
7763 hci_conn_rssi_unset_all(hdev, mgmt_rp.link_type);
7764 hci_conn_rssi_state_set(hdev, mgmt_rp.link_type,
7765 &mgmt_rp.bt_address, true);
7769 cmd = pending_find(MGMT_OP_SET_RSSI_ENABLE, hdev);
7771 mgmt_pending_remove(cmd);
7773 hci_dev_unlock(hdev);
7776 void mgmt_rssi_disable_success(struct sock *sk, struct hci_dev *hdev,
7777 void *data, struct hci_cc_rsp_enable_rssi *rp, int success)
7779 struct mgmt_cc_rp_disable_rssi mgmt_rp = { 0, };
7780 struct mgmt_cp_disable_rssi *cp = data;
7781 struct mgmt_pending_cmd *cmd;
7786 mgmt_rp.status = rp->status;
7787 mgmt_rp.le_ext_opcode = rp->le_ext_opcode;
7788 mgmt_rp.bt_address = cp->bdaddr;
7789 mgmt_rp.link_type = cp->link_type;
7791 mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_RSSI_DISABLE,
7792 MGMT_STATUS_SUCCESS, &mgmt_rp,
7793 sizeof(struct mgmt_cc_rsp_enable_rssi));
7795 mgmt_event(MGMT_EV_RSSI_DISABLED, hdev, &mgmt_rp,
7796 sizeof(struct mgmt_cc_rsp_enable_rssi), NULL);
7798 hci_conn_rssi_state_set(hdev, mgmt_rp.link_type,
7799 &mgmt_rp.bt_address, false);
7803 cmd = pending_find(MGMT_OP_SET_RSSI_DISABLE, hdev);
7805 mgmt_pending_remove(cmd);
7807 hci_dev_unlock(hdev);
7810 static int mgmt_set_disable_rssi(struct sock *sk, struct hci_dev *hdev,
7811 void *data, u16 len)
7813 struct mgmt_pending_cmd *cmd;
7814 struct hci_request req;
7815 struct hci_cp_set_enable_rssi cp_en = { 0, };
7818 BT_DBG("Set Disable RSSI.");
7820 cp_en.hci_le_ext_opcode = 0x01;
7821 cp_en.le_enable_cs_Features = 0x00;
7822 cp_en.data[0] = 0x00;
7823 cp_en.data[1] = 0x00;
7824 cp_en.data[2] = 0x00;
7828 cmd = pending_find(MGMT_OP_SET_RSSI_DISABLE, hdev);
7830 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_DISABLE,
7831 MGMT_STATUS_FAILED);
7835 if (!lmp_le_capable(hdev)) {
7836 mgmt_pending_remove(cmd);
7837 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_DISABLE,
7838 MGMT_STATUS_NOT_SUPPORTED);
7842 if (!hdev_is_powered(hdev)) {
7843 BT_DBG("%s", hdev->name);
7844 mgmt_pending_remove(cmd);
7845 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_DISABLE,
7846 MGMT_STATUS_NOT_POWERED);
7850 hci_req_init(&req, hdev);
7852 BT_DBG("Enable Len: %zu [%2.2X %2.2X %2.2X %2.2X %2.2X]",
7853 sizeof(struct hci_cp_set_enable_rssi),
7854 cp_en.hci_le_ext_opcode, cp_en.le_enable_cs_Features,
7855 cp_en.data[0], cp_en.data[1], cp_en.data[2]);
7857 hci_req_add(&req, HCI_OP_ENABLE_RSSI, sizeof(cp_en), &cp_en);
7858 err = hci_req_run(&req, set_rssi_disable_complete);
7861 mgmt_pending_remove(cmd);
7862 BT_ERR("Error in requesting hci_req_run");
7867 hci_dev_unlock(hdev);
7871 void mgmt_enable_rssi_cc(struct hci_dev *hdev, void *response, u8 status)
7873 struct hci_cc_rsp_enable_rssi *rp = response;
7874 struct mgmt_pending_cmd *cmd_enable = NULL;
7875 struct mgmt_pending_cmd *cmd_disable = NULL;
7876 struct mgmt_cp_set_enable_rssi *cp_en;
7877 struct mgmt_cp_disable_rssi *cp_dis;
7880 cmd_enable = pending_find(MGMT_OP_SET_RSSI_ENABLE, hdev);
7881 cmd_disable = pending_find(MGMT_OP_SET_RSSI_DISABLE, hdev);
7882 hci_dev_unlock(hdev);
7885 BT_DBG("Enable Request");
7888 BT_DBG("Disable Request");
7891 cp_en = cmd_enable->param;
7896 switch (rp->le_ext_opcode) {
7898 BT_DBG("RSSI enabled.. Setting Threshold...");
7899 mgmt_set_rssi_threshold(cmd_enable->sk, hdev,
7900 cp_en, sizeof(*cp_en));
7904 BT_DBG("Sending RSSI enable success");
7905 mgmt_rssi_enable_success(cmd_enable->sk, hdev,
7906 cp_en, rp, rp->status);
7910 } else if (cmd_disable) {
7911 cp_dis = cmd_disable->param;
7916 switch (rp->le_ext_opcode) {
7918 BT_DBG("Sending RSSI disable success");
7919 mgmt_rssi_disable_success(cmd_disable->sk, hdev,
7920 cp_dis, rp, rp->status);
7925 * Only unset RSSI Threshold values for the Link if
7926 * RSSI is monitored for other BREDR or LE Links
7928 if (hci_conn_hash_lookup_rssi_count(hdev) > 1) {
7929 BT_DBG("Unset Threshold. Other links being monitored");
7930 mgmt_rssi_disable_success(cmd_disable->sk, hdev,
7931 cp_dis, rp, rp->status);
7933 BT_DBG("Unset Threshold. Disabling...");
7934 mgmt_set_disable_rssi(cmd_disable->sk, hdev,
7935 cp_dis, sizeof(*cp_dis));
7942 static void set_rssi_enable_complete(struct hci_dev *hdev, u8 status,
7945 struct mgmt_pending_cmd *cmd;
7947 BT_DBG("status 0x%02x", status);
7951 cmd = pending_find(MGMT_OP_SET_RSSI_ENABLE, hdev);
7956 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE,
7957 mgmt_status(status));
7959 mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE, 0,
7962 mgmt_pending_remove(cmd);
7965 hci_dev_unlock(hdev);
7968 static int set_enable_rssi(struct sock *sk, struct hci_dev *hdev,
7969 void *data, u16 len)
7971 struct mgmt_pending_cmd *cmd;
7972 struct hci_request req;
7973 struct mgmt_cp_set_enable_rssi *cp = data;
7974 struct hci_cp_set_enable_rssi cp_en = { 0, };
7977 BT_DBG("Set Enable RSSI.");
7979 cp_en.hci_le_ext_opcode = 0x01;
7980 cp_en.le_enable_cs_Features = 0x04;
7981 cp_en.data[0] = 0x00;
7982 cp_en.data[1] = 0x00;
7983 cp_en.data[2] = 0x00;
7987 if (!lmp_le_capable(hdev)) {
7988 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE,
7989 MGMT_STATUS_NOT_SUPPORTED);
7993 if (!hdev_is_powered(hdev)) {
7994 BT_DBG("%s", hdev->name);
7995 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE,
7996 MGMT_STATUS_NOT_POWERED);
8000 if (pending_find(MGMT_OP_SET_RSSI_ENABLE, hdev)) {
8001 BT_DBG("%s", hdev->name);
8002 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_ENABLE,
8007 cmd = mgmt_pending_add(sk, MGMT_OP_SET_RSSI_ENABLE, hdev, cp,
8010 BT_DBG("%s", hdev->name);
8015 /* If RSSI is already enabled directly set Threshold values */
8016 if (hci_conn_hash_lookup_rssi_count(hdev) > 0) {
8017 hci_dev_unlock(hdev);
8018 BT_DBG("RSSI Enabled. Directly set Threshold");
8019 err = mgmt_set_rssi_threshold(sk, hdev, cp, sizeof(*cp));
8023 hci_req_init(&req, hdev);
8025 BT_DBG("Enable Len: %zu [%2.2X %2.2X %2.2X %2.2X %2.2X]",
8026 sizeof(struct hci_cp_set_enable_rssi),
8027 cp_en.hci_le_ext_opcode, cp_en.le_enable_cs_Features,
8028 cp_en.data[0], cp_en.data[1], cp_en.data[2]);
8030 hci_req_add(&req, HCI_OP_ENABLE_RSSI, sizeof(cp_en), &cp_en);
8031 err = hci_req_run(&req, set_rssi_enable_complete);
8034 mgmt_pending_remove(cmd);
8035 BT_ERR("Error in requesting hci_req_run");
8040 hci_dev_unlock(hdev);
8045 static void get_raw_rssi_complete(struct hci_dev *hdev, u8 status, u16 opcode)
8047 struct mgmt_pending_cmd *cmd;
8049 BT_DBG("status 0x%02x", status);
8053 cmd = pending_find(MGMT_OP_GET_RAW_RSSI, hdev);
8057 mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_GET_RAW_RSSI,
8058 MGMT_STATUS_SUCCESS, &status, 1);
8060 mgmt_pending_remove(cmd);
8063 hci_dev_unlock(hdev);
8066 static int get_raw_rssi(struct sock *sk, struct hci_dev *hdev, void *data,
8069 struct mgmt_pending_cmd *cmd;
8070 struct hci_request req;
8071 struct mgmt_cp_get_raw_rssi *cp = data;
8072 struct hci_cp_get_raw_rssi hci_cp;
8074 struct hci_conn *conn;
8078 BT_DBG("Get Raw RSSI.");
8082 if (!lmp_le_capable(hdev)) {
8083 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_RAW_RSSI,
8084 MGMT_STATUS_NOT_SUPPORTED);
8088 if (cp->link_type == 0x01)
8089 dest_type = LE_LINK;
8091 dest_type = ACL_LINK;
8093 /* Get LE/BREDR link handle info */
8094 conn = hci_conn_hash_lookup_ba(hdev,
8095 dest_type, &cp->bt_address);
8097 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_RAW_RSSI,
8098 MGMT_STATUS_NOT_CONNECTED);
8101 hci_cp.conn_handle = conn->handle;
8103 if (!hdev_is_powered(hdev)) {
8104 BT_DBG("%s", hdev->name);
8105 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_RAW_RSSI,
8106 MGMT_STATUS_NOT_POWERED);
8110 if (pending_find(MGMT_OP_GET_RAW_RSSI, hdev)) {
8111 BT_DBG("%s", hdev->name);
8112 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_RAW_RSSI,
8117 cmd = mgmt_pending_add(sk, MGMT_OP_GET_RAW_RSSI, hdev, data, len);
8119 BT_DBG("%s", hdev->name);
8124 hci_req_init(&req, hdev);
8126 BT_DBG("Connection Handle [%d]", hci_cp.conn_handle);
8127 hci_req_add(&req, HCI_OP_GET_RAW_RSSI, sizeof(hci_cp), &hci_cp);
8128 err = hci_req_run(&req, get_raw_rssi_complete);
8131 mgmt_pending_remove(cmd);
8132 BT_ERR("Error in requesting hci_req_run");
8136 hci_dev_unlock(hdev);
8141 void mgmt_raw_rssi_response(struct hci_dev *hdev,
8142 struct hci_cc_rp_get_raw_rssi *rp, int success)
8144 struct mgmt_cc_rp_get_raw_rssi mgmt_rp = { 0, };
8145 struct hci_conn *conn;
8147 mgmt_rp.status = rp->status;
8148 mgmt_rp.rssi_dbm = rp->rssi_dbm;
8150 conn = hci_conn_hash_lookup_handle(hdev, rp->conn_handle);
8154 bacpy(&mgmt_rp.bt_address, &conn->dst);
8155 if (conn->type == LE_LINK)
8156 mgmt_rp.link_type = 0x01;
8158 mgmt_rp.link_type = 0x00;
8160 mgmt_event(MGMT_EV_RAW_RSSI, hdev, &mgmt_rp,
8161 sizeof(struct mgmt_cc_rp_get_raw_rssi), NULL);
8164 static void set_disable_threshold_complete(struct hci_dev *hdev,
8165 u8 status, u16 opcode)
8167 struct mgmt_pending_cmd *cmd;
8169 BT_DBG("status 0x%02x", status);
8173 cmd = pending_find(MGMT_OP_SET_RSSI_DISABLE, hdev);
8177 mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_RSSI_DISABLE,
8178 MGMT_STATUS_SUCCESS, &status, 1);
8180 mgmt_pending_remove(cmd);
8183 hci_dev_unlock(hdev);
8186 /** Removes monitoring for a link*/
8187 static int set_disable_threshold(struct sock *sk, struct hci_dev *hdev,
8188 void *data, u16 len)
8191 struct hci_cp_set_rssi_threshold th = { 0, };
8192 struct mgmt_cp_disable_rssi *cp = data;
8193 struct hci_conn *conn;
8194 struct mgmt_pending_cmd *cmd;
8195 struct hci_request req;
8198 BT_DBG("Set Disable RSSI.");
8202 if (!lmp_le_capable(hdev)) {
8203 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_DISABLE,
8204 MGMT_STATUS_NOT_SUPPORTED);
8208 /* Get LE/ACL link handle info*/
8209 if (cp->link_type == 0x01)
8210 dest_type = LE_LINK;
8212 dest_type = ACL_LINK;
8214 conn = hci_conn_hash_lookup_ba(hdev, dest_type, &cp->bdaddr);
8216 err = mgmt_cmd_complete(sk, hdev->id,
8217 MGMT_OP_SET_RSSI_DISABLE, 1, NULL, 0);
8221 th.hci_le_ext_opcode = 0x0B;
8223 th.conn_handle = conn->handle;
8224 th.alert_mask = 0x00;
8226 th.in_range_th = 0x00;
8229 if (!hdev_is_powered(hdev)) {
8230 BT_DBG("%s", hdev->name);
8231 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_RSSI_DISABLE,
8236 if (pending_find(MGMT_OP_SET_RSSI_DISABLE, hdev)) {
8237 BT_DBG("%s", hdev->name);
8238 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_RSSI_DISABLE,
8243 cmd = mgmt_pending_add(sk, MGMT_OP_SET_RSSI_DISABLE, hdev, cp,
8246 BT_DBG("%s", hdev->name);
8251 hci_req_init(&req, hdev);
8253 hci_req_add(&req, HCI_OP_ENABLE_RSSI, sizeof(th), &th);
8254 err = hci_req_run(&req, set_disable_threshold_complete);
8256 mgmt_pending_remove(cmd);
8257 BT_ERR("Error in requesting hci_req_run");
8262 hci_dev_unlock(hdev);
8267 void mgmt_rssi_alert_evt(struct hci_dev *hdev, struct sk_buff *skb)
8269 struct hci_ev_vendor_specific_rssi_alert *ev = (void *)skb->data;
8270 struct mgmt_ev_vendor_specific_rssi_alert mgmt_ev;
8271 struct hci_conn *conn;
8273 BT_DBG("RSSI alert [%2.2X %2.2X %2.2X]",
8274 ev->conn_handle, ev->alert_type, ev->rssi_dbm);
8276 conn = hci_conn_hash_lookup_handle(hdev, ev->conn_handle);
8279 BT_ERR("RSSI alert Error: Device not found for handle");
8282 bacpy(&mgmt_ev.bdaddr, &conn->dst);
8284 if (conn->type == LE_LINK)
8285 mgmt_ev.link_type = 0x01;
8287 mgmt_ev.link_type = 0x00;
8289 mgmt_ev.alert_type = ev->alert_type;
8290 mgmt_ev.rssi_dbm = ev->rssi_dbm;
8292 mgmt_event(MGMT_EV_RSSI_ALERT, hdev, &mgmt_ev,
8293 sizeof(struct mgmt_ev_vendor_specific_rssi_alert),
8297 static int mgmt_start_le_discovery_failed(struct hci_dev *hdev, u8 status)
8299 struct mgmt_pending_cmd *cmd;
8303 hci_le_discovery_set_state(hdev, DISCOVERY_STOPPED);
8305 cmd = pending_find(MGMT_OP_START_LE_DISCOVERY, hdev);
8309 type = hdev->le_discovery.type;
8311 err = mgmt_cmd_complete(cmd->sk, hdev->id, cmd->opcode,
8312 mgmt_status(status), &type, sizeof(type));
8313 mgmt_pending_remove(cmd);
8318 static void start_le_discovery_complete(struct hci_dev *hdev, u8 status,
8321 unsigned long timeout = 0;
8323 BT_DBG("status %d", status);
8327 mgmt_start_le_discovery_failed(hdev, status);
8328 hci_dev_unlock(hdev);
8333 hci_le_discovery_set_state(hdev, DISCOVERY_FINDING);
8334 hci_dev_unlock(hdev);
8336 if (hdev->le_discovery.type != DISCOV_TYPE_LE)
8337 BT_ERR("Invalid discovery type %d", hdev->le_discovery.type);
8342 queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, timeout);
8345 static int start_le_discovery(struct sock *sk, struct hci_dev *hdev,
8346 void *data, u16 len)
8348 struct mgmt_cp_start_le_discovery *cp = data;
8349 struct mgmt_pending_cmd *cmd;
8350 struct hci_cp_le_set_scan_param param_cp;
8351 struct hci_cp_le_set_scan_enable enable_cp;
8352 struct hci_request req;
8353 u8 status, own_addr_type;
8356 BT_DBG("%s", hdev->name);
8358 if (!hdev_is_powered(hdev)) {
8359 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_START_LE_DISCOVERY,
8360 MGMT_STATUS_NOT_POWERED);
8364 if (hdev->le_discovery.state != DISCOVERY_STOPPED) {
8365 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_START_LE_DISCOVERY,
8370 if (cp->type != DISCOV_TYPE_LE) {
8371 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_START_LE_DISCOVERY,
8372 MGMT_STATUS_INVALID_PARAMS);
8376 cmd = mgmt_pending_add(sk, MGMT_OP_START_LE_DISCOVERY, hdev, NULL, 0);
8382 hdev->le_discovery.type = cp->type;
8384 hci_req_init(&req, hdev);
8386 status = mgmt_le_support(hdev);
8388 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_START_LE_DISCOVERY,
8390 mgmt_pending_remove(cmd);
8394 /* If controller is scanning, it means the background scanning
8395 * is running. Thus, we should temporarily stop it in order to
8396 * set the discovery scanning parameters.
8398 if (hci_dev_test_flag(hdev, HCI_LE_SCAN))
8399 hci_req_add_le_scan_disable(&req, false);
8401 memset(¶m_cp, 0, sizeof(param_cp));
8403 /* All active scans will be done with either a resolvable
8404 * private address (when privacy feature has been enabled)
8405 * or unresolvable private address.
8407 err = hci_update_random_address_sync(hdev, true, hci_dev_test_flag(hdev, HCI_PRIVACY), &own_addr_type);
8409 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_START_LE_DISCOVERY,
8410 MGMT_STATUS_FAILED);
8411 mgmt_pending_remove(cmd);
8415 param_cp.type = hdev->le_scan_type;
8416 param_cp.interval = cpu_to_le16(hdev->le_scan_interval);
8417 param_cp.window = cpu_to_le16(hdev->le_scan_window);
8418 param_cp.own_address_type = own_addr_type;
8419 hci_req_add(&req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp),
8422 memset(&enable_cp, 0, sizeof(enable_cp));
8423 enable_cp.enable = LE_SCAN_ENABLE;
8424 enable_cp.filter_dup = LE_SCAN_FILTER_DUP_DISABLE;
8426 hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp),
8429 err = hci_req_run(&req, start_le_discovery_complete);
8431 mgmt_pending_remove(cmd);
8433 hci_le_discovery_set_state(hdev, DISCOVERY_STARTING);
8439 static int mgmt_stop_le_discovery_failed(struct hci_dev *hdev, u8 status)
8441 struct mgmt_pending_cmd *cmd;
8444 cmd = pending_find(MGMT_OP_STOP_LE_DISCOVERY, hdev);
8448 err = mgmt_cmd_complete(cmd->sk, hdev->id, cmd->opcode,
8449 mgmt_status(status), &hdev->le_discovery.type,
8450 sizeof(hdev->le_discovery.type));
8451 mgmt_pending_remove(cmd);
8456 static void stop_le_discovery_complete(struct hci_dev *hdev, u8 status,
8459 BT_DBG("status %d", status);
8464 mgmt_stop_le_discovery_failed(hdev, status);
8468 hci_le_discovery_set_state(hdev, DISCOVERY_STOPPED);
8471 hci_dev_unlock(hdev);
8474 static int stop_le_discovery(struct sock *sk, struct hci_dev *hdev,
8475 void *data, u16 len)
8477 struct mgmt_cp_stop_le_discovery *mgmt_cp = data;
8478 struct mgmt_pending_cmd *cmd;
8479 struct hci_request req;
8482 BT_DBG("%s", hdev->name);
8486 if (!hci_le_discovery_active(hdev)) {
8487 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_LE_DISCOVERY,
8488 MGMT_STATUS_REJECTED, &mgmt_cp->type,
8489 sizeof(mgmt_cp->type));
8493 if (hdev->le_discovery.type != mgmt_cp->type) {
8494 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_LE_DISCOVERY,
8495 MGMT_STATUS_INVALID_PARAMS,
8496 &mgmt_cp->type, sizeof(mgmt_cp->type));
8500 cmd = mgmt_pending_add(sk, MGMT_OP_STOP_LE_DISCOVERY, hdev, NULL, 0);
8506 hci_req_init(&req, hdev);
8508 if (hdev->le_discovery.state != DISCOVERY_FINDING) {
8509 BT_DBG("unknown le discovery state %u",
8510 hdev->le_discovery.state);
8512 mgmt_pending_remove(cmd);
8513 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_LE_DISCOVERY,
8514 MGMT_STATUS_FAILED, &mgmt_cp->type,
8515 sizeof(mgmt_cp->type));
8519 cancel_delayed_work(&hdev->le_scan_disable);
8520 hci_req_add_le_scan_disable(&req, false);
8522 err = hci_req_run(&req, stop_le_discovery_complete);
8524 mgmt_pending_remove(cmd);
8526 hci_le_discovery_set_state(hdev, DISCOVERY_STOPPING);
8529 hci_dev_unlock(hdev);
8533 /* Separate LE discovery */
8534 void mgmt_le_discovering(struct hci_dev *hdev, u8 discovering)
8536 struct mgmt_ev_discovering ev;
8537 struct mgmt_pending_cmd *cmd;
8539 BT_DBG("%s le discovering %u", hdev->name, discovering);
8542 cmd = pending_find(MGMT_OP_START_LE_DISCOVERY, hdev);
8544 cmd = pending_find(MGMT_OP_STOP_LE_DISCOVERY, hdev);
8547 u8 type = hdev->le_discovery.type;
8549 mgmt_cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type,
8551 mgmt_pending_remove(cmd);
8554 memset(&ev, 0, sizeof(ev));
8555 ev.type = hdev->le_discovery.type;
8556 ev.discovering = discovering;
8558 mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL);
8561 static int disable_le_auto_connect(struct sock *sk, struct hci_dev *hdev,
8562 void *data, u16 len)
8566 BT_DBG("%s", hdev->name);
8570 err = hci_send_cmd(hdev, HCI_OP_LE_CREATE_CONN_CANCEL, 0, NULL);
8572 BT_ERR("HCI_OP_LE_CREATE_CONN_CANCEL is failed");
8574 hci_dev_unlock(hdev);
8579 static inline int check_le_conn_update_param(u16 min, u16 max, u16 latency,
8584 if (min > max || min < 6 || max > 3200)
8587 if (to_multiplier < 10 || to_multiplier > 3200)
8590 if (max >= to_multiplier * 8)
8593 max_latency = (to_multiplier * 8 / max) - 1;
8595 if (latency > 499 || latency > max_latency)
8601 static int le_conn_update(struct sock *sk, struct hci_dev *hdev, void *data,
8604 struct mgmt_cp_le_conn_update *cp = data;
8606 struct hci_conn *conn;
8607 u16 min, max, latency, supervision_timeout;
8610 if (!hdev_is_powered(hdev))
8611 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LE_CONN_UPDATE,
8612 MGMT_STATUS_NOT_POWERED);
8614 min = __le16_to_cpu(cp->conn_interval_min);
8615 max = __le16_to_cpu(cp->conn_interval_max);
8616 latency = __le16_to_cpu(cp->conn_latency);
8617 supervision_timeout = __le16_to_cpu(cp->supervision_timeout);
8619 BT_DBG("min 0x%4.4x max 0x%4.4x latency: 0x%4.4x supervision_timeout: 0x%4.4x",
8620 min, max, latency, supervision_timeout);
8622 err = check_le_conn_update_param(min, max, latency,
8623 supervision_timeout);
8626 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LE_CONN_UPDATE,
8627 MGMT_STATUS_INVALID_PARAMS);
8631 conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->bdaddr);
8633 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_LE_CONN_UPDATE,
8634 MGMT_STATUS_NOT_CONNECTED);
8635 hci_dev_unlock(hdev);
8639 hci_dev_unlock(hdev);
8641 hci_le_conn_update(conn, min, max, latency, supervision_timeout);
8643 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LE_CONN_UPDATE, 0,
8647 static void set_manufacturer_data_complete(struct hci_dev *hdev, u8 status,
8650 struct mgmt_cp_set_manufacturer_data *cp;
8651 struct mgmt_pending_cmd *cmd;
8653 BT_DBG("status 0x%02x", status);
8657 cmd = pending_find(MGMT_OP_SET_MANUFACTURER_DATA, hdev);
8664 mgmt_cmd_status(cmd->sk, hdev->id,
8665 MGMT_OP_SET_MANUFACTURER_DATA,
8666 mgmt_status(status));
8668 mgmt_cmd_complete(cmd->sk, hdev->id,
8669 MGMT_OP_SET_MANUFACTURER_DATA, 0,
8672 mgmt_pending_remove(cmd);
8675 hci_dev_unlock(hdev);
8678 static int set_manufacturer_data(struct sock *sk, struct hci_dev *hdev,
8679 void *data, u16 len)
8681 struct mgmt_pending_cmd *cmd;
8682 struct hci_request req;
8683 struct mgmt_cp_set_manufacturer_data *cp = data;
8684 u8 old_data[HCI_MAX_EIR_LENGTH] = {0, };
8688 BT_DBG("%s", hdev->name);
8690 if (!lmp_bredr_capable(hdev))
8691 return mgmt_cmd_status(sk, hdev->id,
8692 MGMT_OP_SET_MANUFACTURER_DATA,
8693 MGMT_STATUS_NOT_SUPPORTED);
8695 if (cp->data[0] == 0 ||
8696 cp->data[0] - 1 > sizeof(hdev->manufacturer_data))
8697 return mgmt_cmd_status(sk, hdev->id,
8698 MGMT_OP_SET_MANUFACTURER_DATA,
8699 MGMT_STATUS_INVALID_PARAMS);
8701 if (cp->data[1] != 0xFF)
8702 return mgmt_cmd_status(sk, hdev->id,
8703 MGMT_OP_SET_MANUFACTURER_DATA,
8704 MGMT_STATUS_NOT_SUPPORTED);
8708 if (pending_find(MGMT_OP_SET_MANUFACTURER_DATA, hdev)) {
8709 err = mgmt_cmd_status(sk, hdev->id,
8710 MGMT_OP_SET_MANUFACTURER_DATA,
8715 cmd = mgmt_pending_add(sk, MGMT_OP_SET_MANUFACTURER_DATA, hdev, data,
8722 hci_req_init(&req, hdev);
8724 /* if new data is same as previous data then return command
8727 if (hdev->manufacturer_len == cp->data[0] - 1 &&
8728 !memcmp(hdev->manufacturer_data, cp->data + 2, cp->data[0] - 1)) {
8729 mgmt_pending_remove(cmd);
8730 mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_MANUFACTURER_DATA,
8731 0, cp, sizeof(*cp));
8736 old_len = hdev->manufacturer_len;
8738 memcpy(old_data, hdev->manufacturer_data, old_len);
8740 hdev->manufacturer_len = cp->data[0] - 1;
8741 if (hdev->manufacturer_len > 0)
8742 memcpy(hdev->manufacturer_data, cp->data + 2,
8743 hdev->manufacturer_len);
8745 hci_update_eir_sync(hdev);
8747 err = hci_req_run(&req, set_manufacturer_data_complete);
8749 mgmt_pending_remove(cmd);
8754 hci_dev_unlock(hdev);
8759 memset(hdev->manufacturer_data, 0x00, sizeof(hdev->manufacturer_data));
8760 hdev->manufacturer_len = old_len;
8761 if (hdev->manufacturer_len > 0)
8762 memcpy(hdev->manufacturer_data, old_data,
8763 hdev->manufacturer_len);
8764 hci_dev_unlock(hdev);
8768 static int le_set_scan_params(struct sock *sk, struct hci_dev *hdev,
8769 void *data, u16 len)
8771 struct mgmt_cp_le_set_scan_params *cp = data;
8772 __u16 interval, window;
8775 BT_DBG("%s", hdev->name);
8777 if (!lmp_le_capable(hdev))
8778 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LE_SET_SCAN_PARAMS,
8779 MGMT_STATUS_NOT_SUPPORTED);
8781 interval = __le16_to_cpu(cp->interval);
8783 if (interval < 0x0004 || interval > 0x4000)
8784 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LE_SET_SCAN_PARAMS,
8785 MGMT_STATUS_INVALID_PARAMS);
8787 window = __le16_to_cpu(cp->window);
8789 if (window < 0x0004 || window > 0x4000)
8790 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LE_SET_SCAN_PARAMS,
8791 MGMT_STATUS_INVALID_PARAMS);
8793 if (window > interval)
8794 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LE_SET_SCAN_PARAMS,
8795 MGMT_STATUS_INVALID_PARAMS);
8799 hdev->le_scan_type = cp->type;
8800 hdev->le_scan_interval = interval;
8801 hdev->le_scan_window = window;
8803 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LE_SET_SCAN_PARAMS, 0,
8806 /* If background scan is running, restart it so new parameters are
8809 if (hci_dev_test_flag(hdev, HCI_LE_SCAN) &&
8810 hdev->discovery.state == DISCOVERY_STOPPED) {
8811 struct hci_request req;
8813 hci_req_init(&req, hdev);
8815 hci_req_add_le_scan_disable(&req, false);
8816 hci_req_add_le_passive_scan(&req);
8818 hci_req_run(&req, NULL);
8821 hci_dev_unlock(hdev);
8826 void mgmt_hardware_error(struct hci_dev *hdev, u8 err_code)
8828 struct mgmt_ev_hardware_error ev;
8830 ev.error_code = err_code;
8831 mgmt_event(MGMT_EV_HARDWARE_ERROR, hdev, &ev, sizeof(ev), NULL);
8833 #endif /* TIZEN_BT */
8835 static bool ltk_is_valid(struct mgmt_ltk_info *key)
8837 if (key->initiator != 0x00 && key->initiator != 0x01)
8840 switch (key->addr.type) {
8841 case BDADDR_LE_PUBLIC:
8844 case BDADDR_LE_RANDOM:
8845 /* Two most significant bits shall be set */
8846 if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0)
8854 static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev,
8855 void *cp_data, u16 len)
8857 struct mgmt_cp_load_long_term_keys *cp = cp_data;
8858 const u16 max_key_count = ((U16_MAX - sizeof(*cp)) /
8859 sizeof(struct mgmt_ltk_info));
8860 u16 key_count, expected_len;
8863 bt_dev_dbg(hdev, "sock %p", sk);
8865 if (!lmp_le_capable(hdev))
8866 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS,
8867 MGMT_STATUS_NOT_SUPPORTED);
8869 key_count = __le16_to_cpu(cp->key_count);
8870 if (key_count > max_key_count) {
8871 bt_dev_err(hdev, "load_ltks: too big key_count value %u",
8873 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS,
8874 MGMT_STATUS_INVALID_PARAMS);
8877 expected_len = struct_size(cp, keys, key_count);
8878 if (expected_len != len) {
8879 bt_dev_err(hdev, "load_keys: expected %u bytes, got %u bytes",
8881 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS,
8882 MGMT_STATUS_INVALID_PARAMS);
8885 bt_dev_dbg(hdev, "key_count %u", key_count);
8887 for (i = 0; i < key_count; i++) {
8888 struct mgmt_ltk_info *key = &cp->keys[i];
8890 if (!ltk_is_valid(key))
8891 return mgmt_cmd_status(sk, hdev->id,
8892 MGMT_OP_LOAD_LONG_TERM_KEYS,
8893 MGMT_STATUS_INVALID_PARAMS);
8898 hci_smp_ltks_clear(hdev);
8900 for (i = 0; i < key_count; i++) {
8901 struct mgmt_ltk_info *key = &cp->keys[i];
8902 u8 type, authenticated;
8904 if (hci_is_blocked_key(hdev,
8905 HCI_BLOCKED_KEY_TYPE_LTK,
8907 bt_dev_warn(hdev, "Skipping blocked LTK for %pMR",
8912 switch (key->type) {
8913 case MGMT_LTK_UNAUTHENTICATED:
8914 authenticated = 0x00;
8915 type = key->initiator ? SMP_LTK : SMP_LTK_RESPONDER;
8917 case MGMT_LTK_AUTHENTICATED:
8918 authenticated = 0x01;
8919 type = key->initiator ? SMP_LTK : SMP_LTK_RESPONDER;
8921 case MGMT_LTK_P256_UNAUTH:
8922 authenticated = 0x00;
8923 type = SMP_LTK_P256;
8925 case MGMT_LTK_P256_AUTH:
8926 authenticated = 0x01;
8927 type = SMP_LTK_P256;
8929 case MGMT_LTK_P256_DEBUG:
8930 authenticated = 0x00;
8931 type = SMP_LTK_P256_DEBUG;
8937 hci_add_ltk(hdev, &key->addr.bdaddr,
8938 le_addr_type(key->addr.type), type, authenticated,
8939 key->val, key->enc_size, key->ediv, key->rand);
8942 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0,
8945 hci_dev_unlock(hdev);
8950 static void get_conn_info_complete(struct hci_dev *hdev, void *data, int err)
8952 struct mgmt_pending_cmd *cmd = data;
8953 struct hci_conn *conn = cmd->user_data;
8954 struct mgmt_cp_get_conn_info *cp = cmd->param;
8955 struct mgmt_rp_get_conn_info rp;
8958 bt_dev_dbg(hdev, "err %d", err);
8960 memcpy(&rp.addr, &cp->addr.bdaddr, sizeof(rp.addr));
8962 status = mgmt_status(err);
8963 if (status == MGMT_STATUS_SUCCESS) {
8964 rp.rssi = conn->rssi;
8965 rp.tx_power = conn->tx_power;
8966 rp.max_tx_power = conn->max_tx_power;
8968 rp.rssi = HCI_RSSI_INVALID;
8969 rp.tx_power = HCI_TX_POWER_INVALID;
8970 rp.max_tx_power = HCI_TX_POWER_INVALID;
8973 mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, status,
8976 mgmt_pending_free(cmd);
8979 static int get_conn_info_sync(struct hci_dev *hdev, void *data)
8981 struct mgmt_pending_cmd *cmd = data;
8982 struct mgmt_cp_get_conn_info *cp = cmd->param;
8983 struct hci_conn *conn;
8987 /* Make sure we are still connected */
8988 if (cp->addr.type == BDADDR_BREDR)
8989 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
8992 conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr);
8994 if (!conn || conn->state != BT_CONNECTED)
8995 return MGMT_STATUS_NOT_CONNECTED;
8997 cmd->user_data = conn;
8998 handle = cpu_to_le16(conn->handle);
9000 /* Refresh RSSI each time */
9001 err = hci_read_rssi_sync(hdev, handle);
9003 /* For LE links TX power does not change thus we don't need to
9004 * query for it once value is known.
9006 if (!err && (!bdaddr_type_is_le(cp->addr.type) ||
9007 conn->tx_power == HCI_TX_POWER_INVALID))
9008 err = hci_read_tx_power_sync(hdev, handle, 0x00);
9010 /* Max TX power needs to be read only once per connection */
9011 if (!err && conn->max_tx_power == HCI_TX_POWER_INVALID)
9012 err = hci_read_tx_power_sync(hdev, handle, 0x01);
9017 static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data,
9020 struct mgmt_cp_get_conn_info *cp = data;
9021 struct mgmt_rp_get_conn_info rp;
9022 struct hci_conn *conn;
9023 unsigned long conn_info_age;
9026 bt_dev_dbg(hdev, "sock %p", sk);
9028 memset(&rp, 0, sizeof(rp));
9029 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
9030 rp.addr.type = cp->addr.type;
9032 if (!bdaddr_type_is_valid(cp->addr.type))
9033 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO,
9034 MGMT_STATUS_INVALID_PARAMS,
9039 if (!hdev_is_powered(hdev)) {
9040 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO,
9041 MGMT_STATUS_NOT_POWERED, &rp,
9046 if (cp->addr.type == BDADDR_BREDR)
9047 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
9050 conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr);
9052 if (!conn || conn->state != BT_CONNECTED) {
9053 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO,
9054 MGMT_STATUS_NOT_CONNECTED, &rp,
9059 /* To avoid client trying to guess when to poll again for information we
9060 * calculate conn info age as random value between min/max set in hdev.
9062 conn_info_age = hdev->conn_info_min_age +
9063 prandom_u32_max(hdev->conn_info_max_age -
9064 hdev->conn_info_min_age);
9066 /* Query controller to refresh cached values if they are too old or were
9069 if (time_after(jiffies, conn->conn_info_timestamp +
9070 msecs_to_jiffies(conn_info_age)) ||
9071 !conn->conn_info_timestamp) {
9072 struct mgmt_pending_cmd *cmd;
9074 cmd = mgmt_pending_new(sk, MGMT_OP_GET_CONN_INFO, hdev, data,
9079 err = hci_cmd_sync_queue(hdev, get_conn_info_sync,
9080 cmd, get_conn_info_complete);
9084 mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO,
9085 MGMT_STATUS_FAILED, &rp, sizeof(rp));
9088 mgmt_pending_free(cmd);
9093 conn->conn_info_timestamp = jiffies;
9095 /* Cache is valid, just reply with values cached in hci_conn */
9096 rp.rssi = conn->rssi;
9097 rp.tx_power = conn->tx_power;
9098 rp.max_tx_power = conn->max_tx_power;
9100 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO,
9101 MGMT_STATUS_SUCCESS, &rp, sizeof(rp));
9105 hci_dev_unlock(hdev);
9109 static void get_clock_info_complete(struct hci_dev *hdev, void *data, int err)
9111 struct mgmt_pending_cmd *cmd = data;
9112 struct mgmt_cp_get_clock_info *cp = cmd->param;
9113 struct mgmt_rp_get_clock_info rp;
9114 struct hci_conn *conn = cmd->user_data;
9115 u8 status = mgmt_status(err);
9117 bt_dev_dbg(hdev, "err %d", err);
9119 memset(&rp, 0, sizeof(rp));
9120 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
9121 rp.addr.type = cp->addr.type;
9126 rp.local_clock = cpu_to_le32(hdev->clock);
9129 rp.piconet_clock = cpu_to_le32(conn->clock);
9130 rp.accuracy = cpu_to_le16(conn->clock_accuracy);
9134 mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, &rp,
9137 mgmt_pending_free(cmd);
9140 static int get_clock_info_sync(struct hci_dev *hdev, void *data)
9142 struct mgmt_pending_cmd *cmd = data;
9143 struct mgmt_cp_get_clock_info *cp = cmd->param;
9144 struct hci_cp_read_clock hci_cp;
9145 struct hci_conn *conn;
9147 memset(&hci_cp, 0, sizeof(hci_cp));
9148 hci_read_clock_sync(hdev, &hci_cp);
9150 /* Make sure connection still exists */
9151 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr);
9152 if (!conn || conn->state != BT_CONNECTED)
9153 return MGMT_STATUS_NOT_CONNECTED;
9155 cmd->user_data = conn;
9156 hci_cp.handle = cpu_to_le16(conn->handle);
9157 hci_cp.which = 0x01; /* Piconet clock */
9159 return hci_read_clock_sync(hdev, &hci_cp);
9162 static int get_clock_info(struct sock *sk, struct hci_dev *hdev, void *data,
9165 struct mgmt_cp_get_clock_info *cp = data;
9166 struct mgmt_rp_get_clock_info rp;
9167 struct mgmt_pending_cmd *cmd;
9168 struct hci_conn *conn;
9171 bt_dev_dbg(hdev, "sock %p", sk);
9173 memset(&rp, 0, sizeof(rp));
9174 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
9175 rp.addr.type = cp->addr.type;
9177 if (cp->addr.type != BDADDR_BREDR)
9178 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO,
9179 MGMT_STATUS_INVALID_PARAMS,
9184 if (!hdev_is_powered(hdev)) {
9185 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO,
9186 MGMT_STATUS_NOT_POWERED, &rp,
9191 if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) {
9192 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
9194 if (!conn || conn->state != BT_CONNECTED) {
9195 err = mgmt_cmd_complete(sk, hdev->id,
9196 MGMT_OP_GET_CLOCK_INFO,
9197 MGMT_STATUS_NOT_CONNECTED,
9205 cmd = mgmt_pending_new(sk, MGMT_OP_GET_CLOCK_INFO, hdev, data, len);
9209 err = hci_cmd_sync_queue(hdev, get_clock_info_sync, cmd,
9210 get_clock_info_complete);
9213 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO,
9214 MGMT_STATUS_FAILED, &rp, sizeof(rp));
9217 mgmt_pending_free(cmd);
9222 hci_dev_unlock(hdev);
9226 static bool is_connected(struct hci_dev *hdev, bdaddr_t *addr, u8 type)
9228 struct hci_conn *conn;
9230 conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, addr);
9234 if (conn->dst_type != type)
9237 if (conn->state != BT_CONNECTED)
9243 /* This function requires the caller holds hdev->lock */
9244 static int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr,
9245 u8 addr_type, u8 auto_connect)
9247 struct hci_conn_params *params;
9249 params = hci_conn_params_add(hdev, addr, addr_type);
9253 if (params->auto_connect == auto_connect)
9256 list_del_init(¶ms->action);
9258 switch (auto_connect) {
9259 case HCI_AUTO_CONN_DISABLED:
9260 case HCI_AUTO_CONN_LINK_LOSS:
9261 /* If auto connect is being disabled when we're trying to
9262 * connect to device, keep connecting.
9264 if (params->explicit_connect)
9265 list_add(¶ms->action, &hdev->pend_le_conns);
9267 case HCI_AUTO_CONN_REPORT:
9268 if (params->explicit_connect)
9269 list_add(¶ms->action, &hdev->pend_le_conns);
9271 list_add(¶ms->action, &hdev->pend_le_reports);
9273 case HCI_AUTO_CONN_DIRECT:
9274 case HCI_AUTO_CONN_ALWAYS:
9275 if (!is_connected(hdev, addr, addr_type))
9276 list_add(¶ms->action, &hdev->pend_le_conns);
9280 params->auto_connect = auto_connect;
9282 bt_dev_dbg(hdev, "addr %pMR (type %u) auto_connect %u",
9283 addr, addr_type, auto_connect);
9288 static void device_added(struct sock *sk, struct hci_dev *hdev,
9289 bdaddr_t *bdaddr, u8 type, u8 action)
9291 struct mgmt_ev_device_added ev;
9293 bacpy(&ev.addr.bdaddr, bdaddr);
9294 ev.addr.type = type;
9297 mgmt_event(MGMT_EV_DEVICE_ADDED, hdev, &ev, sizeof(ev), sk);
9300 static int add_device_sync(struct hci_dev *hdev, void *data)
9302 return hci_update_passive_scan_sync(hdev);
9305 static int add_device(struct sock *sk, struct hci_dev *hdev,
9306 void *data, u16 len)
9308 struct mgmt_cp_add_device *cp = data;
9309 u8 auto_conn, addr_type;
9310 struct hci_conn_params *params;
9312 u32 current_flags = 0;
9313 u32 supported_flags;
9315 bt_dev_dbg(hdev, "sock %p", sk);
9317 if (!bdaddr_type_is_valid(cp->addr.type) ||
9318 !bacmp(&cp->addr.bdaddr, BDADDR_ANY))
9319 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE,
9320 MGMT_STATUS_INVALID_PARAMS,
9321 &cp->addr, sizeof(cp->addr));
9323 if (cp->action != 0x00 && cp->action != 0x01 && cp->action != 0x02)
9324 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE,
9325 MGMT_STATUS_INVALID_PARAMS,
9326 &cp->addr, sizeof(cp->addr));
9330 if (cp->addr.type == BDADDR_BREDR) {
9331 /* Only incoming connections action is supported for now */
9332 if (cp->action != 0x01) {
9333 err = mgmt_cmd_complete(sk, hdev->id,
9335 MGMT_STATUS_INVALID_PARAMS,
9336 &cp->addr, sizeof(cp->addr));
9340 err = hci_bdaddr_list_add_with_flags(&hdev->accept_list,
9346 hci_update_scan(hdev);
9351 addr_type = le_addr_type(cp->addr.type);
9353 if (cp->action == 0x02)
9354 auto_conn = HCI_AUTO_CONN_ALWAYS;
9355 else if (cp->action == 0x01)
9356 auto_conn = HCI_AUTO_CONN_DIRECT;
9358 auto_conn = HCI_AUTO_CONN_REPORT;
9360 /* Kernel internally uses conn_params with resolvable private
9361 * address, but Add Device allows only identity addresses.
9362 * Make sure it is enforced before calling
9363 * hci_conn_params_lookup.
9365 if (!hci_is_identity_address(&cp->addr.bdaddr, addr_type)) {
9366 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE,
9367 MGMT_STATUS_INVALID_PARAMS,
9368 &cp->addr, sizeof(cp->addr));
9372 /* If the connection parameters don't exist for this device,
9373 * they will be created and configured with defaults.
9375 if (hci_conn_params_set(hdev, &cp->addr.bdaddr, addr_type,
9377 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE,
9378 MGMT_STATUS_FAILED, &cp->addr,
9382 params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr,
9385 current_flags = params->flags;
9388 err = hci_cmd_sync_queue(hdev, add_device_sync, NULL, NULL);
9393 device_added(sk, hdev, &cp->addr.bdaddr, cp->addr.type, cp->action);
9394 supported_flags = hdev->conn_flags;
9395 device_flags_changed(NULL, hdev, &cp->addr.bdaddr, cp->addr.type,
9396 supported_flags, current_flags);
9398 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE,
9399 MGMT_STATUS_SUCCESS, &cp->addr,
9403 hci_dev_unlock(hdev);
9407 static void device_removed(struct sock *sk, struct hci_dev *hdev,
9408 bdaddr_t *bdaddr, u8 type)
9410 struct mgmt_ev_device_removed ev;
9412 bacpy(&ev.addr.bdaddr, bdaddr);
9413 ev.addr.type = type;
9415 mgmt_event(MGMT_EV_DEVICE_REMOVED, hdev, &ev, sizeof(ev), sk);
9418 static int remove_device_sync(struct hci_dev *hdev, void *data)
9420 return hci_update_passive_scan_sync(hdev);
9423 static int remove_device(struct sock *sk, struct hci_dev *hdev,
9424 void *data, u16 len)
9426 struct mgmt_cp_remove_device *cp = data;
9429 bt_dev_dbg(hdev, "sock %p", sk);
9433 if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) {
9434 struct hci_conn_params *params;
9437 if (!bdaddr_type_is_valid(cp->addr.type)) {
9438 err = mgmt_cmd_complete(sk, hdev->id,
9439 MGMT_OP_REMOVE_DEVICE,
9440 MGMT_STATUS_INVALID_PARAMS,
9441 &cp->addr, sizeof(cp->addr));
9445 if (cp->addr.type == BDADDR_BREDR) {
9446 err = hci_bdaddr_list_del(&hdev->accept_list,
9450 err = mgmt_cmd_complete(sk, hdev->id,
9451 MGMT_OP_REMOVE_DEVICE,
9452 MGMT_STATUS_INVALID_PARAMS,
9458 hci_update_scan(hdev);
9460 device_removed(sk, hdev, &cp->addr.bdaddr,
9465 addr_type = le_addr_type(cp->addr.type);
9467 /* Kernel internally uses conn_params with resolvable private
9468 * address, but Remove Device allows only identity addresses.
9469 * Make sure it is enforced before calling
9470 * hci_conn_params_lookup.
9472 if (!hci_is_identity_address(&cp->addr.bdaddr, addr_type)) {
9473 err = mgmt_cmd_complete(sk, hdev->id,
9474 MGMT_OP_REMOVE_DEVICE,
9475 MGMT_STATUS_INVALID_PARAMS,
9476 &cp->addr, sizeof(cp->addr));
9480 params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr,
9483 err = mgmt_cmd_complete(sk, hdev->id,
9484 MGMT_OP_REMOVE_DEVICE,
9485 MGMT_STATUS_INVALID_PARAMS,
9486 &cp->addr, sizeof(cp->addr));
9490 if (params->auto_connect == HCI_AUTO_CONN_DISABLED ||
9491 params->auto_connect == HCI_AUTO_CONN_EXPLICIT) {
9492 err = mgmt_cmd_complete(sk, hdev->id,
9493 MGMT_OP_REMOVE_DEVICE,
9494 MGMT_STATUS_INVALID_PARAMS,
9495 &cp->addr, sizeof(cp->addr));
9499 list_del(¶ms->action);
9500 list_del(¶ms->list);
9503 device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type);
9505 struct hci_conn_params *p, *tmp;
9506 struct bdaddr_list *b, *btmp;
9508 if (cp->addr.type) {
9509 err = mgmt_cmd_complete(sk, hdev->id,
9510 MGMT_OP_REMOVE_DEVICE,
9511 MGMT_STATUS_INVALID_PARAMS,
9512 &cp->addr, sizeof(cp->addr));
9516 list_for_each_entry_safe(b, btmp, &hdev->accept_list, list) {
9517 device_removed(sk, hdev, &b->bdaddr, b->bdaddr_type);
9522 hci_update_scan(hdev);
9524 list_for_each_entry_safe(p, tmp, &hdev->le_conn_params, list) {
9525 if (p->auto_connect == HCI_AUTO_CONN_DISABLED)
9527 device_removed(sk, hdev, &p->addr, p->addr_type);
9528 if (p->explicit_connect) {
9529 p->auto_connect = HCI_AUTO_CONN_EXPLICIT;
9532 list_del(&p->action);
9537 bt_dev_dbg(hdev, "All LE connection parameters were removed");
9540 hci_cmd_sync_queue(hdev, remove_device_sync, NULL, NULL);
9543 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE,
9544 MGMT_STATUS_SUCCESS, &cp->addr,
9547 hci_dev_unlock(hdev);
9551 static int load_conn_param(struct sock *sk, struct hci_dev *hdev, void *data,
9554 struct mgmt_cp_load_conn_param *cp = data;
9555 const u16 max_param_count = ((U16_MAX - sizeof(*cp)) /
9556 sizeof(struct mgmt_conn_param));
9557 u16 param_count, expected_len;
9560 if (!lmp_le_capable(hdev))
9561 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM,
9562 MGMT_STATUS_NOT_SUPPORTED);
9564 param_count = __le16_to_cpu(cp->param_count);
9565 if (param_count > max_param_count) {
9566 bt_dev_err(hdev, "load_conn_param: too big param_count value %u",
9568 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM,
9569 MGMT_STATUS_INVALID_PARAMS);
9572 expected_len = struct_size(cp, params, param_count);
9573 if (expected_len != len) {
9574 bt_dev_err(hdev, "load_conn_param: expected %u bytes, got %u bytes",
9576 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM,
9577 MGMT_STATUS_INVALID_PARAMS);
9580 bt_dev_dbg(hdev, "param_count %u", param_count);
9584 hci_conn_params_clear_disabled(hdev);
9586 for (i = 0; i < param_count; i++) {
9587 struct mgmt_conn_param *param = &cp->params[i];
9588 struct hci_conn_params *hci_param;
9589 u16 min, max, latency, timeout;
9592 bt_dev_dbg(hdev, "Adding %pMR (type %u)", ¶m->addr.bdaddr,
9595 if (param->addr.type == BDADDR_LE_PUBLIC) {
9596 addr_type = ADDR_LE_DEV_PUBLIC;
9597 } else if (param->addr.type == BDADDR_LE_RANDOM) {
9598 addr_type = ADDR_LE_DEV_RANDOM;
9600 bt_dev_err(hdev, "ignoring invalid connection parameters");
9604 min = le16_to_cpu(param->min_interval);
9605 max = le16_to_cpu(param->max_interval);
9606 latency = le16_to_cpu(param->latency);
9607 timeout = le16_to_cpu(param->timeout);
9609 bt_dev_dbg(hdev, "min 0x%04x max 0x%04x latency 0x%04x timeout 0x%04x",
9610 min, max, latency, timeout);
9612 if (hci_check_conn_params(min, max, latency, timeout) < 0) {
9613 bt_dev_err(hdev, "ignoring invalid connection parameters");
9617 hci_param = hci_conn_params_add(hdev, ¶m->addr.bdaddr,
9620 bt_dev_err(hdev, "failed to add connection parameters");
9624 hci_param->conn_min_interval = min;
9625 hci_param->conn_max_interval = max;
9626 hci_param->conn_latency = latency;
9627 hci_param->supervision_timeout = timeout;
9630 hci_dev_unlock(hdev);
9632 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, 0,
9636 static int set_external_config(struct sock *sk, struct hci_dev *hdev,
9637 void *data, u16 len)
9639 struct mgmt_cp_set_external_config *cp = data;
9643 bt_dev_dbg(hdev, "sock %p", sk);
9645 if (hdev_is_powered(hdev))
9646 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG,
9647 MGMT_STATUS_REJECTED);
9649 if (cp->config != 0x00 && cp->config != 0x01)
9650 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG,
9651 MGMT_STATUS_INVALID_PARAMS);
9653 if (!test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks))
9654 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG,
9655 MGMT_STATUS_NOT_SUPPORTED);
9660 changed = !hci_dev_test_and_set_flag(hdev, HCI_EXT_CONFIGURED);
9662 changed = hci_dev_test_and_clear_flag(hdev, HCI_EXT_CONFIGURED);
9664 err = send_options_rsp(sk, MGMT_OP_SET_EXTERNAL_CONFIG, hdev);
9671 err = new_options(hdev, sk);
9673 if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED) == is_configured(hdev)) {
9674 mgmt_index_removed(hdev);
9676 if (hci_dev_test_and_change_flag(hdev, HCI_UNCONFIGURED)) {
9677 hci_dev_set_flag(hdev, HCI_CONFIG);
9678 hci_dev_set_flag(hdev, HCI_AUTO_OFF);
9680 queue_work(hdev->req_workqueue, &hdev->power_on);
9682 set_bit(HCI_RAW, &hdev->flags);
9683 mgmt_index_added(hdev);
9688 hci_dev_unlock(hdev);
9692 static int set_public_address(struct sock *sk, struct hci_dev *hdev,
9693 void *data, u16 len)
9695 struct mgmt_cp_set_public_address *cp = data;
9699 bt_dev_dbg(hdev, "sock %p", sk);
9701 if (hdev_is_powered(hdev))
9702 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS,
9703 MGMT_STATUS_REJECTED);
9705 if (!bacmp(&cp->bdaddr, BDADDR_ANY))
9706 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS,
9707 MGMT_STATUS_INVALID_PARAMS);
9709 if (!hdev->set_bdaddr)
9710 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS,
9711 MGMT_STATUS_NOT_SUPPORTED);
9715 changed = !!bacmp(&hdev->public_addr, &cp->bdaddr);
9716 bacpy(&hdev->public_addr, &cp->bdaddr);
9718 err = send_options_rsp(sk, MGMT_OP_SET_PUBLIC_ADDRESS, hdev);
9725 if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED))
9726 err = new_options(hdev, sk);
9728 if (is_configured(hdev)) {
9729 mgmt_index_removed(hdev);
9731 hci_dev_clear_flag(hdev, HCI_UNCONFIGURED);
9733 hci_dev_set_flag(hdev, HCI_CONFIG);
9734 hci_dev_set_flag(hdev, HCI_AUTO_OFF);
9736 queue_work(hdev->req_workqueue, &hdev->power_on);
9740 hci_dev_unlock(hdev);
9745 int mgmt_device_name_update(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *name,
9749 struct mgmt_ev_device_name_update *ev = (void *)buf;
9755 bacpy(&ev->addr.bdaddr, bdaddr);
9756 ev->addr.type = BDADDR_BREDR;
9758 eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name,
9761 ev->eir_len = cpu_to_le16(eir_len);
9763 return mgmt_event(MGMT_EV_DEVICE_NAME_UPDATE, hdev, buf,
9764 sizeof(*ev) + eir_len, NULL);
9767 int mgmt_le_conn_update_failed(struct hci_dev *hdev, bdaddr_t *bdaddr,
9768 u8 link_type, u8 addr_type, u8 status)
9770 struct mgmt_ev_conn_update_failed ev;
9772 bacpy(&ev.addr.bdaddr, bdaddr);
9773 ev.addr.type = link_to_bdaddr(link_type, addr_type);
9776 return mgmt_event(MGMT_EV_CONN_UPDATE_FAILED, hdev,
9777 &ev, sizeof(ev), NULL);
9780 int mgmt_le_conn_updated(struct hci_dev *hdev, bdaddr_t *bdaddr,
9781 u8 link_type, u8 addr_type, u16 conn_interval,
9782 u16 conn_latency, u16 supervision_timeout)
9784 struct mgmt_ev_conn_updated ev;
9786 bacpy(&ev.addr.bdaddr, bdaddr);
9787 ev.addr.type = link_to_bdaddr(link_type, addr_type);
9788 ev.conn_interval = cpu_to_le16(conn_interval);
9789 ev.conn_latency = cpu_to_le16(conn_latency);
9790 ev.supervision_timeout = cpu_to_le16(supervision_timeout);
9792 return mgmt_event(MGMT_EV_CONN_UPDATED, hdev,
9793 &ev, sizeof(ev), NULL);
9797 static void read_local_oob_ext_data_complete(struct hci_dev *hdev, void *data,
9800 const struct mgmt_cp_read_local_oob_ext_data *mgmt_cp;
9801 struct mgmt_rp_read_local_oob_ext_data *mgmt_rp;
9802 u8 *h192, *r192, *h256, *r256;
9803 struct mgmt_pending_cmd *cmd = data;
9804 struct sk_buff *skb = cmd->skb;
9805 u8 status = mgmt_status(err);
9808 if (cmd != pending_find(MGMT_OP_READ_LOCAL_OOB_EXT_DATA, hdev))
9813 status = MGMT_STATUS_FAILED;
9814 else if (IS_ERR(skb))
9815 status = mgmt_status(PTR_ERR(skb));
9817 status = mgmt_status(skb->data[0]);
9820 bt_dev_dbg(hdev, "status %u", status);
9822 mgmt_cp = cmd->param;
9825 status = mgmt_status(status);
9832 } else if (!bredr_sc_enabled(hdev)) {
9833 struct hci_rp_read_local_oob_data *rp;
9835 if (skb->len != sizeof(*rp)) {
9836 status = MGMT_STATUS_FAILED;
9839 status = MGMT_STATUS_SUCCESS;
9840 rp = (void *)skb->data;
9842 eir_len = 5 + 18 + 18;
9849 struct hci_rp_read_local_oob_ext_data *rp;
9851 if (skb->len != sizeof(*rp)) {
9852 status = MGMT_STATUS_FAILED;
9855 status = MGMT_STATUS_SUCCESS;
9856 rp = (void *)skb->data;
9858 if (hci_dev_test_flag(hdev, HCI_SC_ONLY)) {
9859 eir_len = 5 + 18 + 18;
9863 eir_len = 5 + 18 + 18 + 18 + 18;
9873 mgmt_rp = kmalloc(sizeof(*mgmt_rp) + eir_len, GFP_KERNEL);
9880 eir_len = eir_append_data(mgmt_rp->eir, 0, EIR_CLASS_OF_DEV,
9881 hdev->dev_class, 3);
9884 eir_len = eir_append_data(mgmt_rp->eir, eir_len,
9885 EIR_SSP_HASH_C192, h192, 16);
9886 eir_len = eir_append_data(mgmt_rp->eir, eir_len,
9887 EIR_SSP_RAND_R192, r192, 16);
9891 eir_len = eir_append_data(mgmt_rp->eir, eir_len,
9892 EIR_SSP_HASH_C256, h256, 16);
9893 eir_len = eir_append_data(mgmt_rp->eir, eir_len,
9894 EIR_SSP_RAND_R256, r256, 16);
9898 mgmt_rp->type = mgmt_cp->type;
9899 mgmt_rp->eir_len = cpu_to_le16(eir_len);
9901 err = mgmt_cmd_complete(cmd->sk, hdev->id,
9902 MGMT_OP_READ_LOCAL_OOB_EXT_DATA, status,
9903 mgmt_rp, sizeof(*mgmt_rp) + eir_len);
9904 if (err < 0 || status)
9907 hci_sock_set_flag(cmd->sk, HCI_MGMT_OOB_DATA_EVENTS);
9909 err = mgmt_limited_event(MGMT_EV_LOCAL_OOB_DATA_UPDATED, hdev,
9910 mgmt_rp, sizeof(*mgmt_rp) + eir_len,
9911 HCI_MGMT_OOB_DATA_EVENTS, cmd->sk);
9913 if (skb && !IS_ERR(skb))
9917 mgmt_pending_remove(cmd);
9920 static int read_local_ssp_oob_req(struct hci_dev *hdev, struct sock *sk,
9921 struct mgmt_cp_read_local_oob_ext_data *cp)
9923 struct mgmt_pending_cmd *cmd;
9926 cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_EXT_DATA, hdev,
9931 err = hci_cmd_sync_queue(hdev, read_local_oob_data_sync, cmd,
9932 read_local_oob_ext_data_complete);
9935 mgmt_pending_remove(cmd);
9942 static int read_local_oob_ext_data(struct sock *sk, struct hci_dev *hdev,
9943 void *data, u16 data_len)
9945 struct mgmt_cp_read_local_oob_ext_data *cp = data;
9946 struct mgmt_rp_read_local_oob_ext_data *rp;
9949 u8 status, flags, role, addr[7], hash[16], rand[16];
9952 bt_dev_dbg(hdev, "sock %p", sk);
9954 if (hdev_is_powered(hdev)) {
9956 case BIT(BDADDR_BREDR):
9957 status = mgmt_bredr_support(hdev);
9963 case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)):
9964 status = mgmt_le_support(hdev);
9968 eir_len = 9 + 3 + 18 + 18 + 3;
9971 status = MGMT_STATUS_INVALID_PARAMS;
9976 status = MGMT_STATUS_NOT_POWERED;
9980 rp_len = sizeof(*rp) + eir_len;
9981 rp = kmalloc(rp_len, GFP_ATOMIC);
9985 if (!status && !lmp_ssp_capable(hdev)) {
9986 status = MGMT_STATUS_NOT_SUPPORTED;
9997 case BIT(BDADDR_BREDR):
9998 if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) {
9999 err = read_local_ssp_oob_req(hdev, sk, cp);
10000 hci_dev_unlock(hdev);
10004 status = MGMT_STATUS_FAILED;
10007 eir_len = eir_append_data(rp->eir, eir_len,
10009 hdev->dev_class, 3);
10012 case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)):
10013 if (hci_dev_test_flag(hdev, HCI_SC_ENABLED) &&
10014 smp_generate_oob(hdev, hash, rand) < 0) {
10015 hci_dev_unlock(hdev);
10016 status = MGMT_STATUS_FAILED;
10020 /* This should return the active RPA, but since the RPA
10021 * is only programmed on demand, it is really hard to fill
10022 * this in at the moment. For now disallow retrieving
10023 * local out-of-band data when privacy is in use.
10025 * Returning the identity address will not help here since
10026 * pairing happens before the identity resolving key is
10027 * known and thus the connection establishment happens
10028 * based on the RPA and not the identity address.
10030 if (hci_dev_test_flag(hdev, HCI_PRIVACY)) {
10031 hci_dev_unlock(hdev);
10032 status = MGMT_STATUS_REJECTED;
10036 if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) ||
10037 !bacmp(&hdev->bdaddr, BDADDR_ANY) ||
10038 (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) &&
10039 bacmp(&hdev->static_addr, BDADDR_ANY))) {
10040 memcpy(addr, &hdev->static_addr, 6);
10043 memcpy(addr, &hdev->bdaddr, 6);
10047 eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_BDADDR,
10048 addr, sizeof(addr));
10050 if (hci_dev_test_flag(hdev, HCI_ADVERTISING))
10055 eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_ROLE,
10056 &role, sizeof(role));
10058 if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) {
10059 eir_len = eir_append_data(rp->eir, eir_len,
10061 hash, sizeof(hash));
10063 eir_len = eir_append_data(rp->eir, eir_len,
10065 rand, sizeof(rand));
10068 flags = mgmt_get_adv_discov_flags(hdev);
10070 if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
10071 flags |= LE_AD_NO_BREDR;
10073 eir_len = eir_append_data(rp->eir, eir_len, EIR_FLAGS,
10074 &flags, sizeof(flags));
10078 hci_dev_unlock(hdev);
10080 hci_sock_set_flag(sk, HCI_MGMT_OOB_DATA_EVENTS);
10082 status = MGMT_STATUS_SUCCESS;
10085 rp->type = cp->type;
10086 rp->eir_len = cpu_to_le16(eir_len);
10088 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_EXT_DATA,
10089 status, rp, sizeof(*rp) + eir_len);
10090 if (err < 0 || status)
10093 err = mgmt_limited_event(MGMT_EV_LOCAL_OOB_DATA_UPDATED, hdev,
10094 rp, sizeof(*rp) + eir_len,
10095 HCI_MGMT_OOB_DATA_EVENTS, sk);
10103 static u32 get_supported_adv_flags(struct hci_dev *hdev)
10107 flags |= MGMT_ADV_FLAG_CONNECTABLE;
10108 flags |= MGMT_ADV_FLAG_DISCOV;
10109 flags |= MGMT_ADV_FLAG_LIMITED_DISCOV;
10110 flags |= MGMT_ADV_FLAG_MANAGED_FLAGS;
10111 flags |= MGMT_ADV_FLAG_APPEARANCE;
10112 flags |= MGMT_ADV_FLAG_LOCAL_NAME;
10113 flags |= MGMT_ADV_PARAM_DURATION;
10114 flags |= MGMT_ADV_PARAM_TIMEOUT;
10115 flags |= MGMT_ADV_PARAM_INTERVALS;
10116 flags |= MGMT_ADV_PARAM_TX_POWER;
10117 flags |= MGMT_ADV_PARAM_SCAN_RSP;
10119 /* In extended adv TX_POWER returned from Set Adv Param
10120 * will be always valid.
10122 if (hdev->adv_tx_power != HCI_TX_POWER_INVALID || ext_adv_capable(hdev))
10123 flags |= MGMT_ADV_FLAG_TX_POWER;
10125 if (ext_adv_capable(hdev)) {
10126 flags |= MGMT_ADV_FLAG_SEC_1M;
10127 flags |= MGMT_ADV_FLAG_HW_OFFLOAD;
10128 flags |= MGMT_ADV_FLAG_CAN_SET_TX_POWER;
10130 if (hdev->le_features[1] & HCI_LE_PHY_2M)
10131 flags |= MGMT_ADV_FLAG_SEC_2M;
10133 if (hdev->le_features[1] & HCI_LE_PHY_CODED)
10134 flags |= MGMT_ADV_FLAG_SEC_CODED;
10140 static int read_adv_features(struct sock *sk, struct hci_dev *hdev,
10141 void *data, u16 data_len)
10143 struct mgmt_rp_read_adv_features *rp;
10146 struct adv_info *adv_instance;
10147 u32 supported_flags;
10150 bt_dev_dbg(hdev, "sock %p", sk);
10152 if (!lmp_le_capable(hdev))
10153 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_ADV_FEATURES,
10154 MGMT_STATUS_REJECTED);
10156 hci_dev_lock(hdev);
10158 rp_len = sizeof(*rp) + hdev->adv_instance_cnt;
10159 rp = kmalloc(rp_len, GFP_ATOMIC);
10161 hci_dev_unlock(hdev);
10165 supported_flags = get_supported_adv_flags(hdev);
10167 rp->supported_flags = cpu_to_le32(supported_flags);
10168 rp->max_adv_data_len = HCI_MAX_AD_LENGTH;
10169 rp->max_scan_rsp_len = HCI_MAX_AD_LENGTH;
10170 rp->max_instances = hdev->le_num_of_adv_sets;
10171 rp->num_instances = hdev->adv_instance_cnt;
10173 instance = rp->instance;
10174 list_for_each_entry(adv_instance, &hdev->adv_instances, list) {
10175 /* Only instances 1-le_num_of_adv_sets are externally visible */
10176 if (adv_instance->instance <= hdev->adv_instance_cnt) {
10177 *instance = adv_instance->instance;
10180 rp->num_instances--;
10185 hci_dev_unlock(hdev);
10187 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_ADV_FEATURES,
10188 MGMT_STATUS_SUCCESS, rp, rp_len);
10195 static u8 calculate_name_len(struct hci_dev *hdev)
10197 u8 buf[HCI_MAX_SHORT_NAME_LENGTH + 3];
10199 return eir_append_local_name(hdev, buf, 0);
10202 static u8 tlv_data_max_len(struct hci_dev *hdev, u32 adv_flags,
10205 u8 max_len = HCI_MAX_AD_LENGTH;
10208 if (adv_flags & (MGMT_ADV_FLAG_DISCOV |
10209 MGMT_ADV_FLAG_LIMITED_DISCOV |
10210 MGMT_ADV_FLAG_MANAGED_FLAGS))
10213 if (adv_flags & MGMT_ADV_FLAG_TX_POWER)
10216 if (adv_flags & MGMT_ADV_FLAG_LOCAL_NAME)
10217 max_len -= calculate_name_len(hdev);
10219 if (adv_flags & (MGMT_ADV_FLAG_APPEARANCE))
10226 static bool flags_managed(u32 adv_flags)
10228 return adv_flags & (MGMT_ADV_FLAG_DISCOV |
10229 MGMT_ADV_FLAG_LIMITED_DISCOV |
10230 MGMT_ADV_FLAG_MANAGED_FLAGS);
10233 static bool tx_power_managed(u32 adv_flags)
10235 return adv_flags & MGMT_ADV_FLAG_TX_POWER;
10238 static bool name_managed(u32 adv_flags)
10240 return adv_flags & MGMT_ADV_FLAG_LOCAL_NAME;
10243 static bool appearance_managed(u32 adv_flags)
10245 return adv_flags & MGMT_ADV_FLAG_APPEARANCE;
10248 static bool tlv_data_is_valid(struct hci_dev *hdev, u32 adv_flags, u8 *data,
10249 u8 len, bool is_adv_data)
10254 max_len = tlv_data_max_len(hdev, adv_flags, is_adv_data);
10259 /* Make sure that the data is correctly formatted. */
10260 for (i = 0; i < len; i += (cur_len + 1)) {
10266 if (data[i + 1] == EIR_FLAGS &&
10267 (!is_adv_data || flags_managed(adv_flags)))
10270 if (data[i + 1] == EIR_TX_POWER && tx_power_managed(adv_flags))
10273 if (data[i + 1] == EIR_NAME_COMPLETE && name_managed(adv_flags))
10276 if (data[i + 1] == EIR_NAME_SHORT && name_managed(adv_flags))
10279 if (data[i + 1] == EIR_APPEARANCE &&
10280 appearance_managed(adv_flags))
10283 /* If the current field length would exceed the total data
10284 * length, then it's invalid.
10286 if (i + cur_len >= len)
10293 static bool requested_adv_flags_are_valid(struct hci_dev *hdev, u32 adv_flags)
10295 u32 supported_flags, phy_flags;
10297 /* The current implementation only supports a subset of the specified
10298 * flags. Also need to check mutual exclusiveness of sec flags.
10300 supported_flags = get_supported_adv_flags(hdev);
10301 phy_flags = adv_flags & MGMT_ADV_FLAG_SEC_MASK;
10302 if (adv_flags & ~supported_flags ||
10303 ((phy_flags && (phy_flags ^ (phy_flags & -phy_flags)))))
10309 static bool adv_busy(struct hci_dev *hdev)
10311 return pending_find(MGMT_OP_SET_LE, hdev);
10314 static void add_adv_complete(struct hci_dev *hdev, struct sock *sk, u8 instance,
10317 struct adv_info *adv, *n;
10319 bt_dev_dbg(hdev, "err %d", err);
10321 hci_dev_lock(hdev);
10323 list_for_each_entry_safe(adv, n, &hdev->adv_instances, list) {
10330 adv->pending = false;
10334 instance = adv->instance;
10336 if (hdev->cur_adv_instance == instance)
10337 cancel_adv_timeout(hdev);
10339 hci_remove_adv_instance(hdev, instance);
10340 mgmt_advertising_removed(sk, hdev, instance);
10343 hci_dev_unlock(hdev);
10346 static void add_advertising_complete(struct hci_dev *hdev, void *data, int err)
10348 struct mgmt_pending_cmd *cmd = data;
10349 struct mgmt_cp_add_advertising *cp = cmd->param;
10350 struct mgmt_rp_add_advertising rp;
10352 memset(&rp, 0, sizeof(rp));
10354 rp.instance = cp->instance;
10357 mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode,
10360 mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode,
10361 mgmt_status(err), &rp, sizeof(rp));
10363 add_adv_complete(hdev, cmd->sk, cp->instance, err);
10365 mgmt_pending_free(cmd);
10368 static int add_advertising_sync(struct hci_dev *hdev, void *data)
10370 struct mgmt_pending_cmd *cmd = data;
10371 struct mgmt_cp_add_advertising *cp = cmd->param;
10373 return hci_schedule_adv_instance_sync(hdev, cp->instance, true);
10376 static int add_advertising(struct sock *sk, struct hci_dev *hdev,
10377 void *data, u16 data_len)
10379 struct mgmt_cp_add_advertising *cp = data;
10380 struct mgmt_rp_add_advertising rp;
10383 u16 timeout, duration;
10384 unsigned int prev_instance_cnt;
10385 u8 schedule_instance = 0;
10386 struct adv_info *adv, *next_instance;
10388 struct mgmt_pending_cmd *cmd;
10390 bt_dev_dbg(hdev, "sock %p", sk);
10392 status = mgmt_le_support(hdev);
10394 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
10397 if (cp->instance < 1 || cp->instance > hdev->le_num_of_adv_sets)
10398 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
10399 MGMT_STATUS_INVALID_PARAMS);
10401 if (data_len != sizeof(*cp) + cp->adv_data_len + cp->scan_rsp_len)
10402 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
10403 MGMT_STATUS_INVALID_PARAMS);
10405 flags = __le32_to_cpu(cp->flags);
10406 timeout = __le16_to_cpu(cp->timeout);
10407 duration = __le16_to_cpu(cp->duration);
10409 if (!requested_adv_flags_are_valid(hdev, flags))
10410 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
10411 MGMT_STATUS_INVALID_PARAMS);
10413 hci_dev_lock(hdev);
10415 if (timeout && !hdev_is_powered(hdev)) {
10416 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
10417 MGMT_STATUS_REJECTED);
10421 if (adv_busy(hdev)) {
10422 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
10427 if (!tlv_data_is_valid(hdev, flags, cp->data, cp->adv_data_len, true) ||
10428 !tlv_data_is_valid(hdev, flags, cp->data + cp->adv_data_len,
10429 cp->scan_rsp_len, false)) {
10430 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
10431 MGMT_STATUS_INVALID_PARAMS);
10435 prev_instance_cnt = hdev->adv_instance_cnt;
10437 adv = hci_add_adv_instance(hdev, cp->instance, flags,
10438 cp->adv_data_len, cp->data,
10440 cp->data + cp->adv_data_len,
10442 HCI_ADV_TX_POWER_NO_PREFERENCE,
10443 hdev->le_adv_min_interval,
10444 hdev->le_adv_max_interval, 0);
10446 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
10447 MGMT_STATUS_FAILED);
10451 /* Only trigger an advertising added event if a new instance was
10454 if (hdev->adv_instance_cnt > prev_instance_cnt)
10455 mgmt_advertising_added(sk, hdev, cp->instance);
10457 if (hdev->cur_adv_instance == cp->instance) {
10458 /* If the currently advertised instance is being changed then
10459 * cancel the current advertising and schedule the next
10460 * instance. If there is only one instance then the overridden
10461 * advertising data will be visible right away.
10463 cancel_adv_timeout(hdev);
10465 next_instance = hci_get_next_instance(hdev, cp->instance);
10467 schedule_instance = next_instance->instance;
10468 } else if (!hdev->adv_instance_timeout) {
10469 /* Immediately advertise the new instance if no other
10470 * instance is currently being advertised.
10472 schedule_instance = cp->instance;
10475 /* If the HCI_ADVERTISING flag is set or the device isn't powered or
10476 * there is no instance to be advertised then we have no HCI
10477 * communication to make. Simply return.
10479 if (!hdev_is_powered(hdev) ||
10480 hci_dev_test_flag(hdev, HCI_ADVERTISING) ||
10481 !schedule_instance) {
10482 rp.instance = cp->instance;
10483 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_ADVERTISING,
10484 MGMT_STATUS_SUCCESS, &rp, sizeof(rp));
10488 /* We're good to go, update advertising data, parameters, and start
10491 cmd = mgmt_pending_new(sk, MGMT_OP_ADD_ADVERTISING, hdev, data,
10498 cp->instance = schedule_instance;
10500 err = hci_cmd_sync_queue(hdev, add_advertising_sync, cmd,
10501 add_advertising_complete);
10503 mgmt_pending_free(cmd);
10506 hci_dev_unlock(hdev);
10511 static void add_ext_adv_params_complete(struct hci_dev *hdev, void *data,
10514 struct mgmt_pending_cmd *cmd = data;
10515 struct mgmt_cp_add_ext_adv_params *cp = cmd->param;
10516 struct mgmt_rp_add_ext_adv_params rp;
10517 struct adv_info *adv;
10520 BT_DBG("%s", hdev->name);
10522 hci_dev_lock(hdev);
10524 adv = hci_find_adv_instance(hdev, cp->instance);
10528 rp.instance = cp->instance;
10529 rp.tx_power = adv->tx_power;
10531 /* While we're at it, inform userspace of the available space for this
10532 * advertisement, given the flags that will be used.
10534 flags = __le32_to_cpu(cp->flags);
10535 rp.max_adv_data_len = tlv_data_max_len(hdev, flags, true);
10536 rp.max_scan_rsp_len = tlv_data_max_len(hdev, flags, false);
10539 /* If this advertisement was previously advertising and we
10540 * failed to update it, we signal that it has been removed and
10541 * delete its structure
10544 mgmt_advertising_removed(cmd->sk, hdev, cp->instance);
10546 hci_remove_adv_instance(hdev, cp->instance);
10548 mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode,
10551 mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode,
10552 mgmt_status(err), &rp, sizeof(rp));
10557 mgmt_pending_free(cmd);
10559 hci_dev_unlock(hdev);
10562 static int add_ext_adv_params_sync(struct hci_dev *hdev, void *data)
10564 struct mgmt_pending_cmd *cmd = data;
10565 struct mgmt_cp_add_ext_adv_params *cp = cmd->param;
10567 return hci_setup_ext_adv_instance_sync(hdev, cp->instance);
10570 static int add_ext_adv_params(struct sock *sk, struct hci_dev *hdev,
10571 void *data, u16 data_len)
10573 struct mgmt_cp_add_ext_adv_params *cp = data;
10574 struct mgmt_rp_add_ext_adv_params rp;
10575 struct mgmt_pending_cmd *cmd = NULL;
10576 struct adv_info *adv;
10577 u32 flags, min_interval, max_interval;
10578 u16 timeout, duration;
10583 BT_DBG("%s", hdev->name);
10585 status = mgmt_le_support(hdev);
10587 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_PARAMS,
10590 if (cp->instance < 1 || cp->instance > hdev->le_num_of_adv_sets)
10591 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_PARAMS,
10592 MGMT_STATUS_INVALID_PARAMS);
10594 /* The purpose of breaking add_advertising into two separate MGMT calls
10595 * for params and data is to allow more parameters to be added to this
10596 * structure in the future. For this reason, we verify that we have the
10597 * bare minimum structure we know of when the interface was defined. Any
10598 * extra parameters we don't know about will be ignored in this request.
10600 if (data_len < MGMT_ADD_EXT_ADV_PARAMS_MIN_SIZE)
10601 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_PARAMS,
10602 MGMT_STATUS_INVALID_PARAMS);
10604 flags = __le32_to_cpu(cp->flags);
10606 if (!requested_adv_flags_are_valid(hdev, flags))
10607 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_PARAMS,
10608 MGMT_STATUS_INVALID_PARAMS);
10610 hci_dev_lock(hdev);
10612 /* In new interface, we require that we are powered to register */
10613 if (!hdev_is_powered(hdev)) {
10614 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_PARAMS,
10615 MGMT_STATUS_REJECTED);
10619 if (adv_busy(hdev)) {
10620 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_PARAMS,
10625 /* Parse defined parameters from request, use defaults otherwise */
10626 timeout = (flags & MGMT_ADV_PARAM_TIMEOUT) ?
10627 __le16_to_cpu(cp->timeout) : 0;
10629 duration = (flags & MGMT_ADV_PARAM_DURATION) ?
10630 __le16_to_cpu(cp->duration) :
10631 hdev->def_multi_adv_rotation_duration;
10633 min_interval = (flags & MGMT_ADV_PARAM_INTERVALS) ?
10634 __le32_to_cpu(cp->min_interval) :
10635 hdev->le_adv_min_interval;
10637 max_interval = (flags & MGMT_ADV_PARAM_INTERVALS) ?
10638 __le32_to_cpu(cp->max_interval) :
10639 hdev->le_adv_max_interval;
10641 tx_power = (flags & MGMT_ADV_PARAM_TX_POWER) ?
10643 HCI_ADV_TX_POWER_NO_PREFERENCE;
10645 /* Create advertising instance with no advertising or response data */
10646 adv = hci_add_adv_instance(hdev, cp->instance, flags, 0, NULL, 0, NULL,
10647 timeout, duration, tx_power, min_interval,
10651 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_PARAMS,
10652 MGMT_STATUS_FAILED);
10656 /* Submit request for advertising params if ext adv available */
10657 if (ext_adv_capable(hdev)) {
10658 cmd = mgmt_pending_new(sk, MGMT_OP_ADD_EXT_ADV_PARAMS, hdev,
10662 hci_remove_adv_instance(hdev, cp->instance);
10666 err = hci_cmd_sync_queue(hdev, add_ext_adv_params_sync, cmd,
10667 add_ext_adv_params_complete);
10669 mgmt_pending_free(cmd);
10671 rp.instance = cp->instance;
10672 rp.tx_power = HCI_ADV_TX_POWER_NO_PREFERENCE;
10673 rp.max_adv_data_len = tlv_data_max_len(hdev, flags, true);
10674 rp.max_scan_rsp_len = tlv_data_max_len(hdev, flags, false);
10675 err = mgmt_cmd_complete(sk, hdev->id,
10676 MGMT_OP_ADD_EXT_ADV_PARAMS,
10677 MGMT_STATUS_SUCCESS, &rp, sizeof(rp));
10681 hci_dev_unlock(hdev);
10686 static void add_ext_adv_data_complete(struct hci_dev *hdev, void *data, int err)
10688 struct mgmt_pending_cmd *cmd = data;
10689 struct mgmt_cp_add_ext_adv_data *cp = cmd->param;
10690 struct mgmt_rp_add_advertising rp;
10692 add_adv_complete(hdev, cmd->sk, cp->instance, err);
10694 memset(&rp, 0, sizeof(rp));
10696 rp.instance = cp->instance;
10699 mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode,
10702 mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode,
10703 mgmt_status(err), &rp, sizeof(rp));
10705 mgmt_pending_free(cmd);
10708 static int add_ext_adv_data_sync(struct hci_dev *hdev, void *data)
10710 struct mgmt_pending_cmd *cmd = data;
10711 struct mgmt_cp_add_ext_adv_data *cp = cmd->param;
10714 if (ext_adv_capable(hdev)) {
10715 err = hci_update_adv_data_sync(hdev, cp->instance);
10719 err = hci_update_scan_rsp_data_sync(hdev, cp->instance);
10723 return hci_enable_ext_advertising_sync(hdev, cp->instance);
10726 return hci_schedule_adv_instance_sync(hdev, cp->instance, true);
10729 static int add_ext_adv_data(struct sock *sk, struct hci_dev *hdev, void *data,
10732 struct mgmt_cp_add_ext_adv_data *cp = data;
10733 struct mgmt_rp_add_ext_adv_data rp;
10734 u8 schedule_instance = 0;
10735 struct adv_info *next_instance;
10736 struct adv_info *adv_instance;
10738 struct mgmt_pending_cmd *cmd;
10740 BT_DBG("%s", hdev->name);
10742 hci_dev_lock(hdev);
10744 adv_instance = hci_find_adv_instance(hdev, cp->instance);
10746 if (!adv_instance) {
10747 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_DATA,
10748 MGMT_STATUS_INVALID_PARAMS);
10752 /* In new interface, we require that we are powered to register */
10753 if (!hdev_is_powered(hdev)) {
10754 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_DATA,
10755 MGMT_STATUS_REJECTED);
10756 goto clear_new_instance;
10759 if (adv_busy(hdev)) {
10760 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_DATA,
10762 goto clear_new_instance;
10765 /* Validate new data */
10766 if (!tlv_data_is_valid(hdev, adv_instance->flags, cp->data,
10767 cp->adv_data_len, true) ||
10768 !tlv_data_is_valid(hdev, adv_instance->flags, cp->data +
10769 cp->adv_data_len, cp->scan_rsp_len, false)) {
10770 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_DATA,
10771 MGMT_STATUS_INVALID_PARAMS);
10772 goto clear_new_instance;
10775 /* Set the data in the advertising instance */
10776 hci_set_adv_instance_data(hdev, cp->instance, cp->adv_data_len,
10777 cp->data, cp->scan_rsp_len,
10778 cp->data + cp->adv_data_len);
10780 /* If using software rotation, determine next instance to use */
10781 if (hdev->cur_adv_instance == cp->instance) {
10782 /* If the currently advertised instance is being changed
10783 * then cancel the current advertising and schedule the
10784 * next instance. If there is only one instance then the
10785 * overridden advertising data will be visible right
10788 cancel_adv_timeout(hdev);
10790 next_instance = hci_get_next_instance(hdev, cp->instance);
10792 schedule_instance = next_instance->instance;
10793 } else if (!hdev->adv_instance_timeout) {
10794 /* Immediately advertise the new instance if no other
10795 * instance is currently being advertised.
10797 schedule_instance = cp->instance;
10800 /* If the HCI_ADVERTISING flag is set or there is no instance to
10801 * be advertised then we have no HCI communication to make.
10804 if (hci_dev_test_flag(hdev, HCI_ADVERTISING) || !schedule_instance) {
10805 if (adv_instance->pending) {
10806 mgmt_advertising_added(sk, hdev, cp->instance);
10807 adv_instance->pending = false;
10809 rp.instance = cp->instance;
10810 err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_EXT_ADV_DATA,
10811 MGMT_STATUS_SUCCESS, &rp, sizeof(rp));
10815 cmd = mgmt_pending_new(sk, MGMT_OP_ADD_EXT_ADV_DATA, hdev, data,
10819 goto clear_new_instance;
10822 err = hci_cmd_sync_queue(hdev, add_ext_adv_data_sync, cmd,
10823 add_ext_adv_data_complete);
10825 mgmt_pending_free(cmd);
10826 goto clear_new_instance;
10829 /* We were successful in updating data, so trigger advertising_added
10830 * event if this is an instance that wasn't previously advertising. If
10831 * a failure occurs in the requests we initiated, we will remove the
10832 * instance again in add_advertising_complete
10834 if (adv_instance->pending)
10835 mgmt_advertising_added(sk, hdev, cp->instance);
10839 clear_new_instance:
10840 hci_remove_adv_instance(hdev, cp->instance);
10843 hci_dev_unlock(hdev);
10848 static void remove_advertising_complete(struct hci_dev *hdev, void *data,
10851 struct mgmt_pending_cmd *cmd = data;
10852 struct mgmt_cp_remove_advertising *cp = cmd->param;
10853 struct mgmt_rp_remove_advertising rp;
10855 bt_dev_dbg(hdev, "err %d", err);
10857 memset(&rp, 0, sizeof(rp));
10858 rp.instance = cp->instance;
10861 mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode,
10864 mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode,
10865 MGMT_STATUS_SUCCESS, &rp, sizeof(rp));
10867 mgmt_pending_free(cmd);
10870 static int remove_advertising_sync(struct hci_dev *hdev, void *data)
10872 struct mgmt_pending_cmd *cmd = data;
10873 struct mgmt_cp_remove_advertising *cp = cmd->param;
10876 err = hci_remove_advertising_sync(hdev, cmd->sk, cp->instance, true);
10880 if (list_empty(&hdev->adv_instances))
10881 err = hci_disable_advertising_sync(hdev);
10886 static int remove_advertising(struct sock *sk, struct hci_dev *hdev,
10887 void *data, u16 data_len)
10889 struct mgmt_cp_remove_advertising *cp = data;
10890 struct mgmt_pending_cmd *cmd;
10893 bt_dev_dbg(hdev, "sock %p", sk);
10895 hci_dev_lock(hdev);
10897 if (cp->instance && !hci_find_adv_instance(hdev, cp->instance)) {
10898 err = mgmt_cmd_status(sk, hdev->id,
10899 MGMT_OP_REMOVE_ADVERTISING,
10900 MGMT_STATUS_INVALID_PARAMS);
10904 if (pending_find(MGMT_OP_SET_LE, hdev)) {
10905 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING,
10910 if (list_empty(&hdev->adv_instances)) {
10911 err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING,
10912 MGMT_STATUS_INVALID_PARAMS);
10916 cmd = mgmt_pending_new(sk, MGMT_OP_REMOVE_ADVERTISING, hdev, data,
10923 err = hci_cmd_sync_queue(hdev, remove_advertising_sync, cmd,
10924 remove_advertising_complete);
10926 mgmt_pending_free(cmd);
10929 hci_dev_unlock(hdev);
10934 static int get_adv_size_info(struct sock *sk, struct hci_dev *hdev,
10935 void *data, u16 data_len)
10937 struct mgmt_cp_get_adv_size_info *cp = data;
10938 struct mgmt_rp_get_adv_size_info rp;
10939 u32 flags, supported_flags;
10941 bt_dev_dbg(hdev, "sock %p", sk);
10943 if (!lmp_le_capable(hdev))
10944 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO,
10945 MGMT_STATUS_REJECTED);
10947 if (cp->instance < 1 || cp->instance > hdev->le_num_of_adv_sets)
10948 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO,
10949 MGMT_STATUS_INVALID_PARAMS);
10951 flags = __le32_to_cpu(cp->flags);
10953 /* The current implementation only supports a subset of the specified
10956 supported_flags = get_supported_adv_flags(hdev);
10957 if (flags & ~supported_flags)
10958 return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO,
10959 MGMT_STATUS_INVALID_PARAMS);
10961 rp.instance = cp->instance;
10962 rp.flags = cp->flags;
10963 rp.max_adv_data_len = tlv_data_max_len(hdev, flags, true);
10964 rp.max_scan_rsp_len = tlv_data_max_len(hdev, flags, false);
10966 return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO,
10967 MGMT_STATUS_SUCCESS, &rp, sizeof(rp));
10970 static const struct hci_mgmt_handler mgmt_handlers[] = {
10971 { NULL }, /* 0x0000 (no command) */
10972 { read_version, MGMT_READ_VERSION_SIZE,
10974 HCI_MGMT_UNTRUSTED },
10975 { read_commands, MGMT_READ_COMMANDS_SIZE,
10977 HCI_MGMT_UNTRUSTED },
10978 { read_index_list, MGMT_READ_INDEX_LIST_SIZE,
10980 HCI_MGMT_UNTRUSTED },
10981 { read_controller_info, MGMT_READ_INFO_SIZE,
10982 HCI_MGMT_UNTRUSTED },
10983 { set_powered, MGMT_SETTING_SIZE },
10984 { set_discoverable, MGMT_SET_DISCOVERABLE_SIZE },
10985 { set_connectable, MGMT_SETTING_SIZE },
10986 { set_fast_connectable, MGMT_SETTING_SIZE },
10987 { set_bondable, MGMT_SETTING_SIZE },
10988 { set_link_security, MGMT_SETTING_SIZE },
10989 { set_ssp, MGMT_SETTING_SIZE },
10990 { set_hs, MGMT_SETTING_SIZE },
10991 { set_le, MGMT_SETTING_SIZE },
10992 { set_dev_class, MGMT_SET_DEV_CLASS_SIZE },
10993 { set_local_name, MGMT_SET_LOCAL_NAME_SIZE },
10994 { add_uuid, MGMT_ADD_UUID_SIZE },
10995 { remove_uuid, MGMT_REMOVE_UUID_SIZE },
10996 { load_link_keys, MGMT_LOAD_LINK_KEYS_SIZE,
10997 HCI_MGMT_VAR_LEN },
10998 { load_long_term_keys, MGMT_LOAD_LONG_TERM_KEYS_SIZE,
10999 HCI_MGMT_VAR_LEN },
11000 { disconnect, MGMT_DISCONNECT_SIZE },
11001 { get_connections, MGMT_GET_CONNECTIONS_SIZE },
11002 { pin_code_reply, MGMT_PIN_CODE_REPLY_SIZE },
11003 { pin_code_neg_reply, MGMT_PIN_CODE_NEG_REPLY_SIZE },
11004 { set_io_capability, MGMT_SET_IO_CAPABILITY_SIZE },
11005 { pair_device, MGMT_PAIR_DEVICE_SIZE },
11006 { cancel_pair_device, MGMT_CANCEL_PAIR_DEVICE_SIZE },
11007 { unpair_device, MGMT_UNPAIR_DEVICE_SIZE },
11008 { user_confirm_reply, MGMT_USER_CONFIRM_REPLY_SIZE },
11009 { user_confirm_neg_reply, MGMT_USER_CONFIRM_NEG_REPLY_SIZE },
11010 { user_passkey_reply, MGMT_USER_PASSKEY_REPLY_SIZE },
11011 { user_passkey_neg_reply, MGMT_USER_PASSKEY_NEG_REPLY_SIZE },
11012 { read_local_oob_data, MGMT_READ_LOCAL_OOB_DATA_SIZE },
11013 { add_remote_oob_data, MGMT_ADD_REMOTE_OOB_DATA_SIZE,
11014 HCI_MGMT_VAR_LEN },
11015 { remove_remote_oob_data, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE },
11016 { start_discovery, MGMT_START_DISCOVERY_SIZE },
11017 { stop_discovery, MGMT_STOP_DISCOVERY_SIZE },
11018 { confirm_name, MGMT_CONFIRM_NAME_SIZE },
11019 { block_device, MGMT_BLOCK_DEVICE_SIZE },
11020 { unblock_device, MGMT_UNBLOCK_DEVICE_SIZE },
11021 { set_device_id, MGMT_SET_DEVICE_ID_SIZE },
11022 { set_advertising, MGMT_SETTING_SIZE },
11023 { set_bredr, MGMT_SETTING_SIZE },
11024 { set_static_address, MGMT_SET_STATIC_ADDRESS_SIZE },
11025 { set_scan_params, MGMT_SET_SCAN_PARAMS_SIZE },
11026 { set_secure_conn, MGMT_SETTING_SIZE },
11027 { set_debug_keys, MGMT_SETTING_SIZE },
11028 { set_privacy, MGMT_SET_PRIVACY_SIZE },
11029 { load_irks, MGMT_LOAD_IRKS_SIZE,
11030 HCI_MGMT_VAR_LEN },
11031 { get_conn_info, MGMT_GET_CONN_INFO_SIZE },
11032 { get_clock_info, MGMT_GET_CLOCK_INFO_SIZE },
11033 { add_device, MGMT_ADD_DEVICE_SIZE },
11034 { remove_device, MGMT_REMOVE_DEVICE_SIZE },
11035 { load_conn_param, MGMT_LOAD_CONN_PARAM_SIZE,
11036 HCI_MGMT_VAR_LEN },
11037 { read_unconf_index_list, MGMT_READ_UNCONF_INDEX_LIST_SIZE,
11039 HCI_MGMT_UNTRUSTED },
11040 { read_config_info, MGMT_READ_CONFIG_INFO_SIZE,
11041 HCI_MGMT_UNCONFIGURED |
11042 HCI_MGMT_UNTRUSTED },
11043 { set_external_config, MGMT_SET_EXTERNAL_CONFIG_SIZE,
11044 HCI_MGMT_UNCONFIGURED },
11045 { set_public_address, MGMT_SET_PUBLIC_ADDRESS_SIZE,
11046 HCI_MGMT_UNCONFIGURED },
11047 { start_service_discovery, MGMT_START_SERVICE_DISCOVERY_SIZE,
11048 HCI_MGMT_VAR_LEN },
11049 { read_local_oob_ext_data, MGMT_READ_LOCAL_OOB_EXT_DATA_SIZE },
11050 { read_ext_index_list, MGMT_READ_EXT_INDEX_LIST_SIZE,
11052 HCI_MGMT_UNTRUSTED },
11053 { read_adv_features, MGMT_READ_ADV_FEATURES_SIZE },
11054 { add_advertising, MGMT_ADD_ADVERTISING_SIZE,
11055 HCI_MGMT_VAR_LEN },
11056 { remove_advertising, MGMT_REMOVE_ADVERTISING_SIZE },
11057 { get_adv_size_info, MGMT_GET_ADV_SIZE_INFO_SIZE },
11058 { start_limited_discovery, MGMT_START_DISCOVERY_SIZE },
11059 { read_ext_controller_info,MGMT_READ_EXT_INFO_SIZE,
11060 HCI_MGMT_UNTRUSTED },
11061 { set_appearance, MGMT_SET_APPEARANCE_SIZE },
11062 { get_phy_configuration, MGMT_GET_PHY_CONFIGURATION_SIZE },
11063 { set_phy_configuration, MGMT_SET_PHY_CONFIGURATION_SIZE },
11064 { set_blocked_keys, MGMT_OP_SET_BLOCKED_KEYS_SIZE,
11065 HCI_MGMT_VAR_LEN },
11066 { set_wideband_speech, MGMT_SETTING_SIZE },
11067 { read_controller_cap, MGMT_READ_CONTROLLER_CAP_SIZE,
11068 HCI_MGMT_UNTRUSTED },
11069 { read_exp_features_info, MGMT_READ_EXP_FEATURES_INFO_SIZE,
11070 HCI_MGMT_UNTRUSTED |
11071 HCI_MGMT_HDEV_OPTIONAL },
11072 { set_exp_feature, MGMT_SET_EXP_FEATURE_SIZE,
11074 HCI_MGMT_HDEV_OPTIONAL },
11075 { read_def_system_config, MGMT_READ_DEF_SYSTEM_CONFIG_SIZE,
11076 HCI_MGMT_UNTRUSTED },
11077 { set_def_system_config, MGMT_SET_DEF_SYSTEM_CONFIG_SIZE,
11078 HCI_MGMT_VAR_LEN },
11079 { read_def_runtime_config, MGMT_READ_DEF_RUNTIME_CONFIG_SIZE,
11080 HCI_MGMT_UNTRUSTED },
11081 { set_def_runtime_config, MGMT_SET_DEF_RUNTIME_CONFIG_SIZE,
11082 HCI_MGMT_VAR_LEN },
11083 { get_device_flags, MGMT_GET_DEVICE_FLAGS_SIZE },
11084 { set_device_flags, MGMT_SET_DEVICE_FLAGS_SIZE },
11085 { read_adv_mon_features, MGMT_READ_ADV_MONITOR_FEATURES_SIZE },
11086 { add_adv_patterns_monitor,MGMT_ADD_ADV_PATTERNS_MONITOR_SIZE,
11087 HCI_MGMT_VAR_LEN },
11088 { remove_adv_monitor, MGMT_REMOVE_ADV_MONITOR_SIZE },
11089 { add_ext_adv_params, MGMT_ADD_EXT_ADV_PARAMS_MIN_SIZE,
11090 HCI_MGMT_VAR_LEN },
11091 { add_ext_adv_data, MGMT_ADD_EXT_ADV_DATA_SIZE,
11092 HCI_MGMT_VAR_LEN },
11093 { add_adv_patterns_monitor_rssi,
11094 MGMT_ADD_ADV_PATTERNS_MONITOR_RSSI_SIZE,
11095 HCI_MGMT_VAR_LEN },
11096 { set_mesh, MGMT_SET_MESH_RECEIVER_SIZE,
11097 HCI_MGMT_VAR_LEN },
11098 { mesh_features, MGMT_MESH_READ_FEATURES_SIZE },
11099 { mesh_send, MGMT_MESH_SEND_SIZE,
11100 HCI_MGMT_VAR_LEN },
11101 { mesh_send_cancel, MGMT_MESH_SEND_CANCEL_SIZE },
11105 static const struct hci_mgmt_handler tizen_mgmt_handlers[] = {
11106 { NULL }, /* 0x0000 (no command) */
11107 { set_advertising_params, MGMT_SET_ADVERTISING_PARAMS_SIZE },
11108 { set_advertising_data, MGMT_SET_ADV_MIN_APP_DATA_SIZE,
11109 HCI_MGMT_VAR_LEN },
11110 { set_scan_rsp_data, MGMT_SET_SCAN_RSP_MIN_APP_DATA_SIZE,
11111 HCI_MGMT_VAR_LEN },
11112 { add_white_list, MGMT_ADD_DEV_WHITE_LIST_SIZE },
11113 { remove_from_white_list, MGMT_REMOVE_DEV_FROM_WHITE_LIST_SIZE },
11114 { clear_white_list, MGMT_OP_CLEAR_DEV_WHITE_LIST_SIZE },
11115 { set_enable_rssi, MGMT_SET_RSSI_ENABLE_SIZE },
11116 { get_raw_rssi, MGMT_GET_RAW_RSSI_SIZE },
11117 { set_disable_threshold, MGMT_SET_RSSI_DISABLE_SIZE },
11118 { start_le_discovery, MGMT_START_LE_DISCOVERY_SIZE },
11119 { stop_le_discovery, MGMT_STOP_LE_DISCOVERY_SIZE },
11120 { disable_le_auto_connect, MGMT_DISABLE_LE_AUTO_CONNECT_SIZE },
11121 { le_conn_update, MGMT_LE_CONN_UPDATE_SIZE },
11122 { set_manufacturer_data, MGMT_SET_MANUFACTURER_DATA_SIZE },
11123 { le_set_scan_params, MGMT_LE_SET_SCAN_PARAMS_SIZE },
11127 void mgmt_index_added(struct hci_dev *hdev)
11129 struct mgmt_ev_ext_index ev;
11131 if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks))
11134 switch (hdev->dev_type) {
11136 if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) {
11137 mgmt_index_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev,
11138 NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS);
11141 mgmt_index_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0,
11142 HCI_MGMT_INDEX_EVENTS);
11153 ev.bus = hdev->bus;
11155 mgmt_index_event(MGMT_EV_EXT_INDEX_ADDED, hdev, &ev, sizeof(ev),
11156 HCI_MGMT_EXT_INDEX_EVENTS);
11159 void mgmt_index_removed(struct hci_dev *hdev)
11161 struct mgmt_ev_ext_index ev;
11162 u8 status = MGMT_STATUS_INVALID_INDEX;
11164 if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks))
11167 switch (hdev->dev_type) {
11169 mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status);
11171 if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) {
11172 mgmt_index_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev,
11173 NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS);
11176 mgmt_index_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0,
11177 HCI_MGMT_INDEX_EVENTS);
11188 ev.bus = hdev->bus;
11190 mgmt_index_event(MGMT_EV_EXT_INDEX_REMOVED, hdev, &ev, sizeof(ev),
11191 HCI_MGMT_EXT_INDEX_EVENTS);
11193 /* Cancel any remaining timed work */
11194 if (!hci_dev_test_flag(hdev, HCI_MGMT))
11196 cancel_delayed_work_sync(&hdev->discov_off);
11197 cancel_delayed_work_sync(&hdev->service_cache);
11198 cancel_delayed_work_sync(&hdev->rpa_expired);
11201 void mgmt_power_on(struct hci_dev *hdev, int err)
11203 struct cmd_lookup match = { NULL, hdev };
11205 bt_dev_dbg(hdev, "err %d", err);
11207 hci_dev_lock(hdev);
11210 restart_le_actions(hdev);
11211 hci_update_passive_scan(hdev);
11214 mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match);
11216 new_settings(hdev, match.sk);
11219 sock_put(match.sk);
11221 hci_dev_unlock(hdev);
11224 void __mgmt_power_off(struct hci_dev *hdev)
11226 struct cmd_lookup match = { NULL, hdev };
11227 u8 status, zero_cod[] = { 0, 0, 0 };
11229 mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match);
11231 /* If the power off is because of hdev unregistration let
11232 * use the appropriate INVALID_INDEX status. Otherwise use
11233 * NOT_POWERED. We cover both scenarios here since later in
11234 * mgmt_index_removed() any hci_conn callbacks will have already
11235 * been triggered, potentially causing misleading DISCONNECTED
11236 * status responses.
11238 if (hci_dev_test_flag(hdev, HCI_UNREGISTER))
11239 status = MGMT_STATUS_INVALID_INDEX;
11241 status = MGMT_STATUS_NOT_POWERED;
11243 mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status);
11245 if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) {
11246 mgmt_limited_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev,
11247 zero_cod, sizeof(zero_cod),
11248 HCI_MGMT_DEV_CLASS_EVENTS, NULL);
11249 ext_info_changed(hdev, NULL);
11252 new_settings(hdev, match.sk);
11255 sock_put(match.sk);
11258 void mgmt_set_powered_failed(struct hci_dev *hdev, int err)
11260 struct mgmt_pending_cmd *cmd;
11263 cmd = pending_find(MGMT_OP_SET_POWERED, hdev);
11267 if (err == -ERFKILL)
11268 status = MGMT_STATUS_RFKILLED;
11270 status = MGMT_STATUS_FAILED;
11272 mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status);
11274 mgmt_pending_remove(cmd);
11277 void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key,
11280 struct mgmt_ev_new_link_key ev;
11282 memset(&ev, 0, sizeof(ev));
11284 ev.store_hint = persistent;
11285 bacpy(&ev.key.addr.bdaddr, &key->bdaddr);
11286 ev.key.addr.type = BDADDR_BREDR;
11287 ev.key.type = key->type;
11288 memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE);
11289 ev.key.pin_len = key->pin_len;
11291 mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL);
11294 static u8 mgmt_ltk_type(struct smp_ltk *ltk)
11296 switch (ltk->type) {
11298 case SMP_LTK_RESPONDER:
11299 if (ltk->authenticated)
11300 return MGMT_LTK_AUTHENTICATED;
11301 return MGMT_LTK_UNAUTHENTICATED;
11303 if (ltk->authenticated)
11304 return MGMT_LTK_P256_AUTH;
11305 return MGMT_LTK_P256_UNAUTH;
11306 case SMP_LTK_P256_DEBUG:
11307 return MGMT_LTK_P256_DEBUG;
11310 return MGMT_LTK_UNAUTHENTICATED;
11313 void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent)
11315 struct mgmt_ev_new_long_term_key ev;
11317 memset(&ev, 0, sizeof(ev));
11319 /* Devices using resolvable or non-resolvable random addresses
11320 * without providing an identity resolving key don't require
11321 * to store long term keys. Their addresses will change the
11322 * next time around.
11324 * Only when a remote device provides an identity address
11325 * make sure the long term key is stored. If the remote
11326 * identity is known, the long term keys are internally
11327 * mapped to the identity address. So allow static random
11328 * and public addresses here.
11330 if (key->bdaddr_type == ADDR_LE_DEV_RANDOM &&
11331 (key->bdaddr.b[5] & 0xc0) != 0xc0)
11332 ev.store_hint = 0x00;
11334 ev.store_hint = persistent;
11336 bacpy(&ev.key.addr.bdaddr, &key->bdaddr);
11337 ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type);
11338 ev.key.type = mgmt_ltk_type(key);
11339 ev.key.enc_size = key->enc_size;
11340 ev.key.ediv = key->ediv;
11341 ev.key.rand = key->rand;
11343 if (key->type == SMP_LTK)
11344 ev.key.initiator = 1;
11346 /* Make sure we copy only the significant bytes based on the
11347 * encryption key size, and set the rest of the value to zeroes.
11349 memcpy(ev.key.val, key->val, key->enc_size);
11350 memset(ev.key.val + key->enc_size, 0,
11351 sizeof(ev.key.val) - key->enc_size);
11353 mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL);
11356 void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent)
11358 struct mgmt_ev_new_irk ev;
11360 memset(&ev, 0, sizeof(ev));
11362 ev.store_hint = persistent;
11364 bacpy(&ev.rpa, &irk->rpa);
11365 bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr);
11366 ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type);
11367 memcpy(ev.irk.val, irk->val, sizeof(irk->val));
11369 mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL);
11372 void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk,
11375 struct mgmt_ev_new_csrk ev;
11377 memset(&ev, 0, sizeof(ev));
11379 /* Devices using resolvable or non-resolvable random addresses
11380 * without providing an identity resolving key don't require
11381 * to store signature resolving keys. Their addresses will change
11382 * the next time around.
11384 * Only when a remote device provides an identity address
11385 * make sure the signature resolving key is stored. So allow
11386 * static random and public addresses here.
11388 if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM &&
11389 (csrk->bdaddr.b[5] & 0xc0) != 0xc0)
11390 ev.store_hint = 0x00;
11392 ev.store_hint = persistent;
11394 bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr);
11395 ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type);
11396 ev.key.type = csrk->type;
11397 memcpy(ev.key.val, csrk->val, sizeof(csrk->val));
11399 mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL);
11402 void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr,
11403 u8 bdaddr_type, u8 store_hint, u16 min_interval,
11404 u16 max_interval, u16 latency, u16 timeout)
11406 struct mgmt_ev_new_conn_param ev;
11408 if (!hci_is_identity_address(bdaddr, bdaddr_type))
11411 memset(&ev, 0, sizeof(ev));
11412 bacpy(&ev.addr.bdaddr, bdaddr);
11413 ev.addr.type = link_to_bdaddr(LE_LINK, bdaddr_type);
11414 ev.store_hint = store_hint;
11415 ev.min_interval = cpu_to_le16(min_interval);
11416 ev.max_interval = cpu_to_le16(max_interval);
11417 ev.latency = cpu_to_le16(latency);
11418 ev.timeout = cpu_to_le16(timeout);
11420 mgmt_event(MGMT_EV_NEW_CONN_PARAM, hdev, &ev, sizeof(ev), NULL);
11423 void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn,
11424 u8 *name, u8 name_len)
11426 struct sk_buff *skb;
11427 struct mgmt_ev_device_connected *ev;
11431 /* allocate buff for LE or BR/EDR adv */
11432 if (conn->le_adv_data_len > 0)
11433 skb = mgmt_alloc_skb(hdev, MGMT_EV_DEVICE_CONNECTED,
11434 sizeof(*ev) + conn->le_adv_data_len);
11436 skb = mgmt_alloc_skb(hdev, MGMT_EV_DEVICE_CONNECTED,
11437 sizeof(*ev) + (name ? eir_precalc_len(name_len) : 0) +
11438 eir_precalc_len(sizeof(conn->dev_class)));
11440 ev = skb_put(skb, sizeof(*ev));
11441 bacpy(&ev->addr.bdaddr, &conn->dst);
11442 ev->addr.type = link_to_bdaddr(conn->type, conn->dst_type);
11445 flags |= MGMT_DEV_FOUND_INITIATED_CONN;
11447 ev->flags = __cpu_to_le32(flags);
11449 /* We must ensure that the EIR Data fields are ordered and
11450 * unique. Keep it simple for now and avoid the problem by not
11451 * adding any BR/EDR data to the LE adv.
11453 if (conn->le_adv_data_len > 0) {
11454 skb_put_data(skb, conn->le_adv_data, conn->le_adv_data_len);
11455 eir_len = conn->le_adv_data_len;
11458 eir_len += eir_skb_put_data(skb, EIR_NAME_COMPLETE, name, name_len);
11460 if (memcmp(conn->dev_class, "\0\0\0", sizeof(conn->dev_class)))
11461 eir_len += eir_skb_put_data(skb, EIR_CLASS_OF_DEV,
11462 conn->dev_class, sizeof(conn->dev_class));
11465 ev->eir_len = cpu_to_le16(eir_len);
11467 mgmt_event_skb(skb, NULL);
11470 static void disconnect_rsp(struct mgmt_pending_cmd *cmd, void *data)
11472 struct sock **sk = data;
11474 cmd->cmd_complete(cmd, 0);
11479 mgmt_pending_remove(cmd);
11482 static void unpair_device_rsp(struct mgmt_pending_cmd *cmd, void *data)
11484 struct hci_dev *hdev = data;
11485 struct mgmt_cp_unpair_device *cp = cmd->param;
11487 device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk);
11489 cmd->cmd_complete(cmd, 0);
11490 mgmt_pending_remove(cmd);
11493 bool mgmt_powering_down(struct hci_dev *hdev)
11495 struct mgmt_pending_cmd *cmd;
11496 struct mgmt_mode *cp;
11498 cmd = pending_find(MGMT_OP_SET_POWERED, hdev);
11509 void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr,
11510 u8 link_type, u8 addr_type, u8 reason,
11511 bool mgmt_connected)
11513 struct mgmt_ev_device_disconnected ev;
11514 struct sock *sk = NULL;
11516 /* The connection is still in hci_conn_hash so test for 1
11517 * instead of 0 to know if this is the last one.
11519 if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) {
11520 cancel_delayed_work(&hdev->power_off);
11521 queue_work(hdev->req_workqueue, &hdev->power_off.work);
11524 if (!mgmt_connected)
11527 if (link_type != ACL_LINK && link_type != LE_LINK)
11530 mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk);
11532 bacpy(&ev.addr.bdaddr, bdaddr);
11533 ev.addr.type = link_to_bdaddr(link_type, addr_type);
11534 ev.reason = reason;
11536 /* Report disconnects due to suspend */
11537 if (hdev->suspended)
11538 ev.reason = MGMT_DEV_DISCONN_LOCAL_HOST_SUSPEND;
11540 mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk);
11545 mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp,
11549 void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr,
11550 u8 link_type, u8 addr_type, u8 status)
11552 u8 bdaddr_type = link_to_bdaddr(link_type, addr_type);
11553 struct mgmt_cp_disconnect *cp;
11554 struct mgmt_pending_cmd *cmd;
11556 mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp,
11559 cmd = pending_find(MGMT_OP_DISCONNECT, hdev);
11565 if (bacmp(bdaddr, &cp->addr.bdaddr))
11568 if (cp->addr.type != bdaddr_type)
11571 cmd->cmd_complete(cmd, mgmt_status(status));
11572 mgmt_pending_remove(cmd);
11575 void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
11576 u8 addr_type, u8 status)
11578 struct mgmt_ev_connect_failed ev;
11580 /* The connection is still in hci_conn_hash so test for 1
11581 * instead of 0 to know if this is the last one.
11583 if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) {
11584 cancel_delayed_work(&hdev->power_off);
11585 queue_work(hdev->req_workqueue, &hdev->power_off.work);
11588 bacpy(&ev.addr.bdaddr, bdaddr);
11589 ev.addr.type = link_to_bdaddr(link_type, addr_type);
11590 ev.status = mgmt_status(status);
11592 mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL);
11595 void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure)
11597 struct mgmt_ev_pin_code_request ev;
11599 bacpy(&ev.addr.bdaddr, bdaddr);
11600 ev.addr.type = BDADDR_BREDR;
11601 ev.secure = secure;
11603 mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL);
11606 void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
11609 struct mgmt_pending_cmd *cmd;
11611 cmd = pending_find(MGMT_OP_PIN_CODE_REPLY, hdev);
11615 cmd->cmd_complete(cmd, mgmt_status(status));
11616 mgmt_pending_remove(cmd);
11619 void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
11622 struct mgmt_pending_cmd *cmd;
11624 cmd = pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev);
11628 cmd->cmd_complete(cmd, mgmt_status(status));
11629 mgmt_pending_remove(cmd);
11632 int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr,
11633 u8 link_type, u8 addr_type, u32 value,
11636 struct mgmt_ev_user_confirm_request ev;
11638 bt_dev_dbg(hdev, "bdaddr %pMR", bdaddr);
11640 bacpy(&ev.addr.bdaddr, bdaddr);
11641 ev.addr.type = link_to_bdaddr(link_type, addr_type);
11642 ev.confirm_hint = confirm_hint;
11643 ev.value = cpu_to_le32(value);
11645 return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev),
11649 int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr,
11650 u8 link_type, u8 addr_type)
11652 struct mgmt_ev_user_passkey_request ev;
11654 bt_dev_dbg(hdev, "bdaddr %pMR", bdaddr);
11656 bacpy(&ev.addr.bdaddr, bdaddr);
11657 ev.addr.type = link_to_bdaddr(link_type, addr_type);
11659 return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev),
11663 static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
11664 u8 link_type, u8 addr_type, u8 status,
11667 struct mgmt_pending_cmd *cmd;
11669 cmd = pending_find(opcode, hdev);
11673 cmd->cmd_complete(cmd, mgmt_status(status));
11674 mgmt_pending_remove(cmd);
11679 int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
11680 u8 link_type, u8 addr_type, u8 status)
11682 return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type,
11683 status, MGMT_OP_USER_CONFIRM_REPLY);
11686 int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
11687 u8 link_type, u8 addr_type, u8 status)
11689 return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type,
11691 MGMT_OP_USER_CONFIRM_NEG_REPLY);
11694 int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
11695 u8 link_type, u8 addr_type, u8 status)
11697 return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type,
11698 status, MGMT_OP_USER_PASSKEY_REPLY);
11701 int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
11702 u8 link_type, u8 addr_type, u8 status)
11704 return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type,
11706 MGMT_OP_USER_PASSKEY_NEG_REPLY);
11709 int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr,
11710 u8 link_type, u8 addr_type, u32 passkey,
11713 struct mgmt_ev_passkey_notify ev;
11715 bt_dev_dbg(hdev, "bdaddr %pMR", bdaddr);
11717 bacpy(&ev.addr.bdaddr, bdaddr);
11718 ev.addr.type = link_to_bdaddr(link_type, addr_type);
11719 ev.passkey = __cpu_to_le32(passkey);
11720 ev.entered = entered;
11722 return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL);
11725 void mgmt_auth_failed(struct hci_conn *conn, u8 hci_status)
11727 struct mgmt_ev_auth_failed ev;
11728 struct mgmt_pending_cmd *cmd;
11729 u8 status = mgmt_status(hci_status);
11731 bacpy(&ev.addr.bdaddr, &conn->dst);
11732 ev.addr.type = link_to_bdaddr(conn->type, conn->dst_type);
11733 ev.status = status;
11735 cmd = find_pairing(conn);
11737 mgmt_event(MGMT_EV_AUTH_FAILED, conn->hdev, &ev, sizeof(ev),
11738 cmd ? cmd->sk : NULL);
11741 cmd->cmd_complete(cmd, status);
11742 mgmt_pending_remove(cmd);
11746 void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status)
11748 struct cmd_lookup match = { NULL, hdev };
11752 u8 mgmt_err = mgmt_status(status);
11753 mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev,
11754 cmd_status_rsp, &mgmt_err);
11758 if (test_bit(HCI_AUTH, &hdev->flags))
11759 changed = !hci_dev_test_and_set_flag(hdev, HCI_LINK_SECURITY);
11761 changed = hci_dev_test_and_clear_flag(hdev, HCI_LINK_SECURITY);
11763 mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp,
11767 new_settings(hdev, match.sk);
11770 sock_put(match.sk);
11773 static void sk_lookup(struct mgmt_pending_cmd *cmd, void *data)
11775 struct cmd_lookup *match = data;
11777 if (match->sk == NULL) {
11778 match->sk = cmd->sk;
11779 sock_hold(match->sk);
11783 void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class,
11786 struct cmd_lookup match = { NULL, hdev, mgmt_status(status) };
11788 mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match);
11789 mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match);
11790 mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match);
11793 mgmt_limited_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class,
11794 3, HCI_MGMT_DEV_CLASS_EVENTS, NULL);
11795 ext_info_changed(hdev, NULL);
11799 sock_put(match.sk);
11802 void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status)
11804 struct mgmt_cp_set_local_name ev;
11805 struct mgmt_pending_cmd *cmd;
11810 memset(&ev, 0, sizeof(ev));
11811 memcpy(ev.name, name, HCI_MAX_NAME_LENGTH);
11812 memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH);
11814 cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev);
11816 memcpy(hdev->dev_name, name, sizeof(hdev->dev_name));
11818 /* If this is a HCI command related to powering on the
11819 * HCI dev don't send any mgmt signals.
11821 if (pending_find(MGMT_OP_SET_POWERED, hdev))
11825 mgmt_limited_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev),
11826 HCI_MGMT_LOCAL_NAME_EVENTS, cmd ? cmd->sk : NULL);
11827 ext_info_changed(hdev, cmd ? cmd->sk : NULL);
11830 static inline bool has_uuid(u8 *uuid, u16 uuid_count, u8 (*uuids)[16])
11834 for (i = 0; i < uuid_count; i++) {
11835 if (!memcmp(uuid, uuids[i], 16))
11842 static bool eir_has_uuids(u8 *eir, u16 eir_len, u16 uuid_count, u8 (*uuids)[16])
11846 while (parsed < eir_len) {
11847 u8 field_len = eir[0];
11851 if (field_len == 0)
11854 if (eir_len - parsed < field_len + 1)
11858 case EIR_UUID16_ALL:
11859 case EIR_UUID16_SOME:
11860 for (i = 0; i + 3 <= field_len; i += 2) {
11861 memcpy(uuid, bluetooth_base_uuid, 16);
11862 uuid[13] = eir[i + 3];
11863 uuid[12] = eir[i + 2];
11864 if (has_uuid(uuid, uuid_count, uuids))
11868 case EIR_UUID32_ALL:
11869 case EIR_UUID32_SOME:
11870 for (i = 0; i + 5 <= field_len; i += 4) {
11871 memcpy(uuid, bluetooth_base_uuid, 16);
11872 uuid[15] = eir[i + 5];
11873 uuid[14] = eir[i + 4];
11874 uuid[13] = eir[i + 3];
11875 uuid[12] = eir[i + 2];
11876 if (has_uuid(uuid, uuid_count, uuids))
11880 case EIR_UUID128_ALL:
11881 case EIR_UUID128_SOME:
11882 for (i = 0; i + 17 <= field_len; i += 16) {
11883 memcpy(uuid, eir + i + 2, 16);
11884 if (has_uuid(uuid, uuid_count, uuids))
11890 parsed += field_len + 1;
11891 eir += field_len + 1;
11897 static void restart_le_scan(struct hci_dev *hdev)
11899 /* If controller is not scanning we are done. */
11900 if (!hci_dev_test_flag(hdev, HCI_LE_SCAN))
11903 if (time_after(jiffies + DISCOV_LE_RESTART_DELAY,
11904 hdev->discovery.scan_start +
11905 hdev->discovery.scan_duration))
11908 queue_delayed_work(hdev->req_workqueue, &hdev->le_scan_restart,
11909 DISCOV_LE_RESTART_DELAY);
11912 static bool is_filter_match(struct hci_dev *hdev, s8 rssi, u8 *eir,
11913 u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len)
11915 /* If a RSSI threshold has been specified, and
11916 * HCI_QUIRK_STRICT_DUPLICATE_FILTER is not set, then all results with
11917 * a RSSI smaller than the RSSI threshold will be dropped. If the quirk
11918 * is set, let it through for further processing, as we might need to
11919 * restart the scan.
11921 * For BR/EDR devices (pre 1.2) providing no RSSI during inquiry,
11922 * the results are also dropped.
11924 if (hdev->discovery.rssi != HCI_RSSI_INVALID &&
11925 (rssi == HCI_RSSI_INVALID ||
11926 (rssi < hdev->discovery.rssi &&
11927 !test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks))))
11930 if (hdev->discovery.uuid_count != 0) {
11931 /* If a list of UUIDs is provided in filter, results with no
11932 * matching UUID should be dropped.
11934 if (!eir_has_uuids(eir, eir_len, hdev->discovery.uuid_count,
11935 hdev->discovery.uuids) &&
11936 !eir_has_uuids(scan_rsp, scan_rsp_len,
11937 hdev->discovery.uuid_count,
11938 hdev->discovery.uuids))
11942 /* If duplicate filtering does not report RSSI changes, then restart
11943 * scanning to ensure updated result with updated RSSI values.
11945 if (test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)) {
11946 restart_le_scan(hdev);
11948 /* Validate RSSI value against the RSSI threshold once more. */
11949 if (hdev->discovery.rssi != HCI_RSSI_INVALID &&
11950 rssi < hdev->discovery.rssi)
11957 void mgmt_adv_monitor_device_lost(struct hci_dev *hdev, u16 handle,
11958 bdaddr_t *bdaddr, u8 addr_type)
11960 struct mgmt_ev_adv_monitor_device_lost ev;
11962 ev.monitor_handle = cpu_to_le16(handle);
11963 bacpy(&ev.addr.bdaddr, bdaddr);
11964 ev.addr.type = addr_type;
11966 mgmt_event(MGMT_EV_ADV_MONITOR_DEVICE_LOST, hdev, &ev, sizeof(ev),
11970 static void mgmt_send_adv_monitor_device_found(struct hci_dev *hdev,
11971 struct sk_buff *skb,
11972 struct sock *skip_sk,
11975 struct sk_buff *advmon_skb;
11976 size_t advmon_skb_len;
11977 __le16 *monitor_handle;
11982 advmon_skb_len = (sizeof(struct mgmt_ev_adv_monitor_device_found) -
11983 sizeof(struct mgmt_ev_device_found)) + skb->len;
11984 advmon_skb = mgmt_alloc_skb(hdev, MGMT_EV_ADV_MONITOR_DEVICE_FOUND,
11989 /* ADV_MONITOR_DEVICE_FOUND is similar to DEVICE_FOUND event except
11990 * that it also has 'monitor_handle'. Make a copy of DEVICE_FOUND and
11991 * store monitor_handle of the matched monitor.
11993 monitor_handle = skb_put(advmon_skb, sizeof(*monitor_handle));
11994 *monitor_handle = cpu_to_le16(handle);
11995 skb_put_data(advmon_skb, skb->data, skb->len);
11997 mgmt_event_skb(advmon_skb, skip_sk);
12000 static void mgmt_adv_monitor_device_found(struct hci_dev *hdev,
12001 bdaddr_t *bdaddr, bool report_device,
12002 struct sk_buff *skb,
12003 struct sock *skip_sk)
12005 struct monitored_device *dev, *tmp;
12006 bool matched = false;
12007 bool notified = false;
12009 /* We have received the Advertisement Report because:
12010 * 1. the kernel has initiated active discovery
12011 * 2. if not, we have pend_le_reports > 0 in which case we are doing
12013 * 3. if none of the above is true, we have one or more active
12014 * Advertisement Monitor
12016 * For case 1 and 2, report all advertisements via MGMT_EV_DEVICE_FOUND
12017 * and report ONLY one advertisement per device for the matched Monitor
12018 * via MGMT_EV_ADV_MONITOR_DEVICE_FOUND event.
12020 * For case 3, since we are not active scanning and all advertisements
12021 * received are due to a matched Advertisement Monitor, report all
12022 * advertisements ONLY via MGMT_EV_ADV_MONITOR_DEVICE_FOUND event.
12024 if (report_device && !hdev->advmon_pend_notify) {
12025 mgmt_event_skb(skb, skip_sk);
12029 hdev->advmon_pend_notify = false;
12031 list_for_each_entry_safe(dev, tmp, &hdev->monitored_devices, list) {
12032 if (!bacmp(&dev->bdaddr, bdaddr)) {
12035 if (!dev->notified) {
12036 mgmt_send_adv_monitor_device_found(hdev, skb,
12040 dev->notified = true;
12044 if (!dev->notified)
12045 hdev->advmon_pend_notify = true;
12048 if (!report_device &&
12049 ((matched && !notified) || !msft_monitor_supported(hdev))) {
12050 /* Handle 0 indicates that we are not active scanning and this
12051 * is a subsequent advertisement report for an already matched
12052 * Advertisement Monitor or the controller offloading support
12053 * is not available.
12055 mgmt_send_adv_monitor_device_found(hdev, skb, skip_sk, 0);
12059 mgmt_event_skb(skb, skip_sk);
12064 static void mesh_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr,
12065 u8 addr_type, s8 rssi, u32 flags, u8 *eir,
12066 u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len,
12069 struct sk_buff *skb;
12070 struct mgmt_ev_mesh_device_found *ev;
12073 if (!hdev->mesh_ad_types[0])
12076 /* Scan for requested AD types */
12078 for (i = 0; i + 1 < eir_len; i += eir[i] + 1) {
12079 for (j = 0; j < sizeof(hdev->mesh_ad_types); j++) {
12080 if (!hdev->mesh_ad_types[j])
12083 if (hdev->mesh_ad_types[j] == eir[i + 1])
12089 if (scan_rsp_len > 0) {
12090 for (i = 0; i + 1 < scan_rsp_len; i += scan_rsp[i] + 1) {
12091 for (j = 0; j < sizeof(hdev->mesh_ad_types); j++) {
12092 if (!hdev->mesh_ad_types[j])
12095 if (hdev->mesh_ad_types[j] == scan_rsp[i + 1])
12104 skb = mgmt_alloc_skb(hdev, MGMT_EV_MESH_DEVICE_FOUND,
12105 sizeof(*ev) + eir_len + scan_rsp_len);
12109 ev = skb_put(skb, sizeof(*ev));
12111 bacpy(&ev->addr.bdaddr, bdaddr);
12112 ev->addr.type = link_to_bdaddr(LE_LINK, addr_type);
12114 ev->flags = cpu_to_le32(flags);
12115 ev->instant = cpu_to_le64(instant);
12118 /* Copy EIR or advertising data into event */
12119 skb_put_data(skb, eir, eir_len);
12121 if (scan_rsp_len > 0)
12122 /* Append scan response data to event */
12123 skb_put_data(skb, scan_rsp, scan_rsp_len);
12125 ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len);
12127 mgmt_event_skb(skb, NULL);
12130 void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
12131 u8 addr_type, u8 *dev_class, s8 rssi, u32 flags,
12132 u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len,
12135 struct sk_buff *skb;
12136 struct mgmt_ev_device_found *ev;
12137 bool report_device = hci_discovery_active(hdev);
12139 if (hci_dev_test_flag(hdev, HCI_MESH) && link_type == LE_LINK)
12140 mesh_device_found(hdev, bdaddr, addr_type, rssi, flags,
12141 eir, eir_len, scan_rsp, scan_rsp_len,
12144 /* Don't send events for a non-kernel initiated discovery. With
12145 * LE one exception is if we have pend_le_reports > 0 in which
12146 * case we're doing passive scanning and want these events.
12148 if (!hci_discovery_active(hdev)) {
12149 if (link_type == ACL_LINK)
12151 if (link_type == LE_LINK && !list_empty(&hdev->pend_le_reports))
12152 report_device = true;
12153 else if (!hci_is_adv_monitoring(hdev))
12157 if (hdev->discovery.result_filtering) {
12158 /* We are using service discovery */
12159 if (!is_filter_match(hdev, rssi, eir, eir_len, scan_rsp,
12164 if (hdev->discovery.limited) {
12165 /* Check for limited discoverable bit */
12167 if (!(dev_class[1] & 0x20))
12170 u8 *flags = eir_get_data(eir, eir_len, EIR_FLAGS, NULL);
12171 if (!flags || !(flags[0] & LE_AD_LIMITED))
12176 /* Allocate skb. The 5 extra bytes are for the potential CoD field */
12177 skb = mgmt_alloc_skb(hdev, MGMT_EV_DEVICE_FOUND,
12178 sizeof(*ev) + eir_len + scan_rsp_len + 5);
12182 ev = skb_put(skb, sizeof(*ev));
12184 /* In case of device discovery with BR/EDR devices (pre 1.2), the
12185 * RSSI value was reported as 0 when not available. This behavior
12186 * is kept when using device discovery. This is required for full
12187 * backwards compatibility with the API.
12189 * However when using service discovery, the value 127 will be
12190 * returned when the RSSI is not available.
12192 if (rssi == HCI_RSSI_INVALID && !hdev->discovery.report_invalid_rssi &&
12193 link_type == ACL_LINK)
12196 bacpy(&ev->addr.bdaddr, bdaddr);
12197 ev->addr.type = link_to_bdaddr(link_type, addr_type);
12199 ev->flags = cpu_to_le32(flags);
12202 /* Copy EIR or advertising data into event */
12203 skb_put_data(skb, eir, eir_len);
12205 if (dev_class && !eir_get_data(eir, eir_len, EIR_CLASS_OF_DEV, NULL)) {
12208 eir_len += eir_append_data(eir_cod, 0, EIR_CLASS_OF_DEV,
12210 skb_put_data(skb, eir_cod, sizeof(eir_cod));
12213 if (scan_rsp_len > 0)
12214 /* Append scan response data to event */
12215 skb_put_data(skb, scan_rsp, scan_rsp_len);
12217 ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len);
12219 mgmt_adv_monitor_device_found(hdev, bdaddr, report_device, skb, NULL);
12222 void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
12223 u8 addr_type, s8 rssi, u8 *name, u8 name_len)
12225 struct sk_buff *skb;
12226 struct mgmt_ev_device_found *ev;
12230 skb = mgmt_alloc_skb(hdev, MGMT_EV_DEVICE_FOUND,
12231 sizeof(*ev) + (name ? eir_precalc_len(name_len) : 0));
12233 ev = skb_put(skb, sizeof(*ev));
12234 bacpy(&ev->addr.bdaddr, bdaddr);
12235 ev->addr.type = link_to_bdaddr(link_type, addr_type);
12239 eir_len += eir_skb_put_data(skb, EIR_NAME_COMPLETE, name, name_len);
12241 flags = MGMT_DEV_FOUND_NAME_REQUEST_FAILED;
12243 ev->eir_len = cpu_to_le16(eir_len);
12244 ev->flags = cpu_to_le32(flags);
12246 mgmt_event_skb(skb, NULL);
12249 void mgmt_discovering(struct hci_dev *hdev, u8 discovering)
12251 struct mgmt_ev_discovering ev;
12253 bt_dev_dbg(hdev, "discovering %u", discovering);
12255 memset(&ev, 0, sizeof(ev));
12256 ev.type = hdev->discovery.type;
12257 ev.discovering = discovering;
12259 mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL);
12262 void mgmt_suspending(struct hci_dev *hdev, u8 state)
12264 struct mgmt_ev_controller_suspend ev;
12266 ev.suspend_state = state;
12267 mgmt_event(MGMT_EV_CONTROLLER_SUSPEND, hdev, &ev, sizeof(ev), NULL);
12270 void mgmt_resuming(struct hci_dev *hdev, u8 reason, bdaddr_t *bdaddr,
12273 struct mgmt_ev_controller_resume ev;
12275 ev.wake_reason = reason;
12277 bacpy(&ev.addr.bdaddr, bdaddr);
12278 ev.addr.type = addr_type;
12280 memset(&ev.addr, 0, sizeof(ev.addr));
12283 mgmt_event(MGMT_EV_CONTROLLER_RESUME, hdev, &ev, sizeof(ev), NULL);
12286 static struct hci_mgmt_chan chan = {
12287 .channel = HCI_CHANNEL_CONTROL,
12288 .handler_count = ARRAY_SIZE(mgmt_handlers),
12289 .handlers = mgmt_handlers,
12291 .tizen_handler_count = ARRAY_SIZE(tizen_mgmt_handlers),
12292 .tizen_handlers = tizen_mgmt_handlers,
12294 .hdev_init = mgmt_init_hdev,
12297 int mgmt_init(void)
12299 return hci_mgmt_chan_register(&chan);
12302 void mgmt_exit(void)
12304 hci_mgmt_chan_unregister(&chan);
12307 void mgmt_cleanup(struct sock *sk)
12309 struct mgmt_mesh_tx *mesh_tx;
12310 struct hci_dev *hdev;
12312 read_lock(&hci_dev_list_lock);
12314 list_for_each_entry(hdev, &hci_dev_list, list) {
12316 mesh_tx = mgmt_mesh_next(hdev, sk);
12319 mesh_send_complete(hdev, mesh_tx, true);
12323 read_unlock(&hci_dev_list_lock);