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Commit | Line | Data |
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0381101f JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
ea585ab5 | 3 | |
0381101f | 4 | Copyright (C) 2010 Nokia Corporation |
ea585ab5 | 5 | Copyright (C) 2011-2012 Intel Corporation |
0381101f JH |
6 | |
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; | |
10 | ||
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. | |
19 | ||
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. | |
23 | */ | |
24 | ||
25 | /* Bluetooth HCI Management interface */ | |
26 | ||
3a9a231d | 27 | #include <linux/module.h> |
0381101f JH |
28 | #include <asm/unaligned.h> |
29 | ||
30 | #include <net/bluetooth/bluetooth.h> | |
31 | #include <net/bluetooth/hci_core.h> | |
7129069e | 32 | #include <net/bluetooth/hci_sock.h> |
4bc58f51 | 33 | #include <net/bluetooth/l2cap.h> |
0381101f | 34 | #include <net/bluetooth/mgmt.h> |
ac4b7236 | 35 | |
0857dd3b | 36 | #include "hci_request.h" |
ac4b7236 | 37 | #include "smp.h" |
a380b6cf | 38 | #include "mgmt_util.h" |
0381101f | 39 | |
2da9c55c | 40 | #define MGMT_VERSION 1 |
beb1c21b | 41 | #define MGMT_REVISION 9 |
02d98129 | 42 | |
e70bb2e8 JH |
43 | static const u16 mgmt_commands[] = { |
44 | MGMT_OP_READ_INDEX_LIST, | |
45 | MGMT_OP_READ_INFO, | |
46 | MGMT_OP_SET_POWERED, | |
47 | MGMT_OP_SET_DISCOVERABLE, | |
48 | MGMT_OP_SET_CONNECTABLE, | |
49 | MGMT_OP_SET_FAST_CONNECTABLE, | |
b2939475 | 50 | MGMT_OP_SET_BONDABLE, |
e70bb2e8 JH |
51 | MGMT_OP_SET_LINK_SECURITY, |
52 | MGMT_OP_SET_SSP, | |
53 | MGMT_OP_SET_HS, | |
54 | MGMT_OP_SET_LE, | |
55 | MGMT_OP_SET_DEV_CLASS, | |
56 | MGMT_OP_SET_LOCAL_NAME, | |
57 | MGMT_OP_ADD_UUID, | |
58 | MGMT_OP_REMOVE_UUID, | |
59 | MGMT_OP_LOAD_LINK_KEYS, | |
60 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
61 | MGMT_OP_DISCONNECT, | |
62 | MGMT_OP_GET_CONNECTIONS, | |
63 | MGMT_OP_PIN_CODE_REPLY, | |
64 | MGMT_OP_PIN_CODE_NEG_REPLY, | |
65 | MGMT_OP_SET_IO_CAPABILITY, | |
66 | MGMT_OP_PAIR_DEVICE, | |
67 | MGMT_OP_CANCEL_PAIR_DEVICE, | |
68 | MGMT_OP_UNPAIR_DEVICE, | |
69 | MGMT_OP_USER_CONFIRM_REPLY, | |
70 | MGMT_OP_USER_CONFIRM_NEG_REPLY, | |
71 | MGMT_OP_USER_PASSKEY_REPLY, | |
72 | MGMT_OP_USER_PASSKEY_NEG_REPLY, | |
73 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
74 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
75 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
76 | MGMT_OP_START_DISCOVERY, | |
77 | MGMT_OP_STOP_DISCOVERY, | |
78 | MGMT_OP_CONFIRM_NAME, | |
79 | MGMT_OP_BLOCK_DEVICE, | |
80 | MGMT_OP_UNBLOCK_DEVICE, | |
cdbaccca | 81 | MGMT_OP_SET_DEVICE_ID, |
4375f103 | 82 | MGMT_OP_SET_ADVERTISING, |
0663ca2a | 83 | MGMT_OP_SET_BREDR, |
d13eafce | 84 | MGMT_OP_SET_STATIC_ADDRESS, |
7f72134e | 85 | MGMT_OP_SET_SCAN_PARAMS, |
e98d2ce2 | 86 | MGMT_OP_SET_SECURE_CONN, |
4e39ac81 | 87 | MGMT_OP_SET_DEBUG_KEYS, |
62b04cd1 | 88 | MGMT_OP_SET_PRIVACY, |
41edf160 | 89 | MGMT_OP_LOAD_IRKS, |
dd983808 | 90 | MGMT_OP_GET_CONN_INFO, |
95868426 | 91 | MGMT_OP_GET_CLOCK_INFO, |
2faade53 MH |
92 | MGMT_OP_ADD_DEVICE, |
93 | MGMT_OP_REMOVE_DEVICE, | |
a26f3dcf | 94 | MGMT_OP_LOAD_CONN_PARAM, |
73d1df2a | 95 | MGMT_OP_READ_UNCONF_INDEX_LIST, |
9fc3bfb6 | 96 | MGMT_OP_READ_CONFIG_INFO, |
dbece37a | 97 | MGMT_OP_SET_EXTERNAL_CONFIG, |
9713c17b | 98 | MGMT_OP_SET_PUBLIC_ADDRESS, |
66ea9427 | 99 | MGMT_OP_START_SERVICE_DISCOVERY, |
4f0f155c | 100 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
96f1474a | 101 | MGMT_OP_READ_EXT_INDEX_LIST, |
d3d5305b | 102 | MGMT_OP_READ_ADV_FEATURES, |
e70bb2e8 JH |
103 | }; |
104 | ||
105 | static const u16 mgmt_events[] = { | |
106 | MGMT_EV_CONTROLLER_ERROR, | |
107 | MGMT_EV_INDEX_ADDED, | |
108 | MGMT_EV_INDEX_REMOVED, | |
109 | MGMT_EV_NEW_SETTINGS, | |
110 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
111 | MGMT_EV_LOCAL_NAME_CHANGED, | |
112 | MGMT_EV_NEW_LINK_KEY, | |
113 | MGMT_EV_NEW_LONG_TERM_KEY, | |
114 | MGMT_EV_DEVICE_CONNECTED, | |
115 | MGMT_EV_DEVICE_DISCONNECTED, | |
116 | MGMT_EV_CONNECT_FAILED, | |
117 | MGMT_EV_PIN_CODE_REQUEST, | |
118 | MGMT_EV_USER_CONFIRM_REQUEST, | |
119 | MGMT_EV_USER_PASSKEY_REQUEST, | |
120 | MGMT_EV_AUTH_FAILED, | |
121 | MGMT_EV_DEVICE_FOUND, | |
122 | MGMT_EV_DISCOVERING, | |
123 | MGMT_EV_DEVICE_BLOCKED, | |
124 | MGMT_EV_DEVICE_UNBLOCKED, | |
125 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 126 | MGMT_EV_PASSKEY_NOTIFY, |
1b60ef21 | 127 | MGMT_EV_NEW_IRK, |
7ee4ea36 | 128 | MGMT_EV_NEW_CSRK, |
8afef092 MH |
129 | MGMT_EV_DEVICE_ADDED, |
130 | MGMT_EV_DEVICE_REMOVED, | |
ffb5a827 | 131 | MGMT_EV_NEW_CONN_PARAM, |
0602a8ad | 132 | MGMT_EV_UNCONF_INDEX_ADDED, |
edd3896b | 133 | MGMT_EV_UNCONF_INDEX_REMOVED, |
f4537c04 | 134 | MGMT_EV_NEW_CONFIG_OPTIONS, |
ced85549 MH |
135 | MGMT_EV_EXT_INDEX_ADDED, |
136 | MGMT_EV_EXT_INDEX_REMOVED, | |
72000df2 | 137 | MGMT_EV_LOCAL_OOB_DATA_UPDATED, |
e70bb2e8 JH |
138 | }; |
139 | ||
17b02e62 | 140 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 141 | |
d25b78e2 JH |
142 | #define ZERO_KEY "\x00\x00\x00\x00\x00\x00\x00\x00" \ |
143 | "\x00\x00\x00\x00\x00\x00\x00\x00" | |
144 | ||
ca69b795 JH |
145 | /* HCI to MGMT error code conversion table */ |
146 | static u8 mgmt_status_table[] = { | |
147 | MGMT_STATUS_SUCCESS, | |
148 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
149 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
150 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
151 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
152 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
eadd663a | 153 | MGMT_STATUS_AUTH_FAILED, /* PIN or Key Missing */ |
ca69b795 JH |
154 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ |
155 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
156 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
157 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
158 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
159 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
160 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
161 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
162 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
163 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
164 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
165 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
166 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
167 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
168 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
169 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
170 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
171 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
172 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
173 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
174 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
175 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
176 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
177 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
178 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
179 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
180 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
181 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
182 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
183 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
184 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
185 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
186 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
187 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
188 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
189 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
190 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
191 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
192 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
193 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
194 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
195 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
196 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
197 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
198 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
199 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
200 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
201 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
202 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
203 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
204 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
205 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
206 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
207 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
208 | }; | |
209 | ||
210 | static u8 mgmt_status(u8 hci_status) | |
211 | { | |
212 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
213 | return mgmt_status_table[hci_status]; | |
214 | ||
215 | return MGMT_STATUS_FAILED; | |
216 | } | |
217 | ||
c08b1a1d MH |
218 | static int mgmt_index_event(u16 event, struct hci_dev *hdev, void *data, |
219 | u16 len, int flag) | |
f9207338 | 220 | { |
c08b1a1d MH |
221 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, |
222 | flag, NULL); | |
f9207338 MH |
223 | } |
224 | ||
72000df2 MH |
225 | static int mgmt_limited_event(u16 event, struct hci_dev *hdev, void *data, |
226 | u16 len, int flag, struct sock *skip_sk) | |
227 | { | |
228 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, | |
229 | flag, skip_sk); | |
230 | } | |
231 | ||
f6b7712e MH |
232 | static int mgmt_generic_event(u16 event, struct hci_dev *hdev, void *data, |
233 | u16 len, struct sock *skip_sk) | |
234 | { | |
235 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, | |
236 | HCI_MGMT_GENERIC_EVENTS, skip_sk); | |
237 | } | |
238 | ||
7a00ff44 JH |
239 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 len, |
240 | struct sock *skip_sk) | |
241 | { | |
242 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, | |
c08b1a1d | 243 | HCI_SOCK_TRUSTED, skip_sk); |
7a00ff44 JH |
244 | } |
245 | ||
04124681 GP |
246 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
247 | u16 data_len) | |
a38528f1 JH |
248 | { |
249 | struct mgmt_rp_read_version rp; | |
250 | ||
251 | BT_DBG("sock %p", sk); | |
252 | ||
253 | rp.version = MGMT_VERSION; | |
dcf4adbf | 254 | rp.revision = cpu_to_le16(MGMT_REVISION); |
a38528f1 | 255 | |
2a1afb5a JH |
256 | return mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, |
257 | &rp, sizeof(rp)); | |
a38528f1 JH |
258 | } |
259 | ||
04124681 GP |
260 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
261 | u16 data_len) | |
e70bb2e8 JH |
262 | { |
263 | struct mgmt_rp_read_commands *rp; | |
eb55ef07 MH |
264 | const u16 num_commands = ARRAY_SIZE(mgmt_commands); |
265 | const u16 num_events = ARRAY_SIZE(mgmt_events); | |
2e3c35ea | 266 | __le16 *opcode; |
e70bb2e8 JH |
267 | size_t rp_size; |
268 | int i, err; | |
269 | ||
270 | BT_DBG("sock %p", sk); | |
271 | ||
272 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); | |
273 | ||
274 | rp = kmalloc(rp_size, GFP_KERNEL); | |
275 | if (!rp) | |
276 | return -ENOMEM; | |
277 | ||
dcf4adbf JP |
278 | rp->num_commands = cpu_to_le16(num_commands); |
279 | rp->num_events = cpu_to_le16(num_events); | |
e70bb2e8 JH |
280 | |
281 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) | |
282 | put_unaligned_le16(mgmt_commands[i], opcode); | |
283 | ||
284 | for (i = 0; i < num_events; i++, opcode++) | |
285 | put_unaligned_le16(mgmt_events[i], opcode); | |
286 | ||
2a1afb5a JH |
287 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, |
288 | rp, rp_size); | |
e70bb2e8 JH |
289 | kfree(rp); |
290 | ||
291 | return err; | |
292 | } | |
293 | ||
04124681 GP |
294 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
295 | u16 data_len) | |
faba42eb | 296 | { |
faba42eb | 297 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 298 | struct hci_dev *d; |
a38528f1 | 299 | size_t rp_len; |
faba42eb | 300 | u16 count; |
476e44cb | 301 | int err; |
faba42eb JH |
302 | |
303 | BT_DBG("sock %p", sk); | |
304 | ||
305 | read_lock(&hci_dev_list_lock); | |
306 | ||
307 | count = 0; | |
bb4b2a9a | 308 | list_for_each_entry(d, &hci_dev_list, list) { |
73d1df2a | 309 | if (d->dev_type == HCI_BREDR && |
d7a5a11d | 310 | !hci_dev_test_flag(d, HCI_UNCONFIGURED)) |
1514b892 | 311 | count++; |
faba42eb JH |
312 | } |
313 | ||
a38528f1 JH |
314 | rp_len = sizeof(*rp) + (2 * count); |
315 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
316 | if (!rp) { | |
b2c60d42 | 317 | read_unlock(&hci_dev_list_lock); |
faba42eb | 318 | return -ENOMEM; |
b2c60d42 | 319 | } |
faba42eb | 320 | |
476e44cb | 321 | count = 0; |
8035ded4 | 322 | list_for_each_entry(d, &hci_dev_list, list) { |
d7a5a11d MH |
323 | if (hci_dev_test_flag(d, HCI_SETUP) || |
324 | hci_dev_test_flag(d, HCI_CONFIG) || | |
325 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) | |
ab81cbf9 JH |
326 | continue; |
327 | ||
73d1df2a MH |
328 | /* Devices marked as raw-only are neither configured |
329 | * nor unconfigured controllers. | |
330 | */ | |
331 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
fee746b0 MH |
332 | continue; |
333 | ||
73d1df2a | 334 | if (d->dev_type == HCI_BREDR && |
d7a5a11d | 335 | !hci_dev_test_flag(d, HCI_UNCONFIGURED)) { |
1514b892 MH |
336 | rp->index[count++] = cpu_to_le16(d->id); |
337 | BT_DBG("Added hci%u", d->id); | |
338 | } | |
faba42eb JH |
339 | } |
340 | ||
476e44cb JH |
341 | rp->num_controllers = cpu_to_le16(count); |
342 | rp_len = sizeof(*rp) + (2 * count); | |
343 | ||
faba42eb JH |
344 | read_unlock(&hci_dev_list_lock); |
345 | ||
2a1afb5a JH |
346 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, |
347 | 0, rp, rp_len); | |
faba42eb | 348 | |
a38528f1 JH |
349 | kfree(rp); |
350 | ||
351 | return err; | |
faba42eb JH |
352 | } |
353 | ||
73d1df2a MH |
354 | static int read_unconf_index_list(struct sock *sk, struct hci_dev *hdev, |
355 | void *data, u16 data_len) | |
356 | { | |
357 | struct mgmt_rp_read_unconf_index_list *rp; | |
358 | struct hci_dev *d; | |
359 | size_t rp_len; | |
360 | u16 count; | |
361 | int err; | |
362 | ||
363 | BT_DBG("sock %p", sk); | |
364 | ||
365 | read_lock(&hci_dev_list_lock); | |
366 | ||
367 | count = 0; | |
368 | list_for_each_entry(d, &hci_dev_list, list) { | |
369 | if (d->dev_type == HCI_BREDR && | |
d7a5a11d | 370 | hci_dev_test_flag(d, HCI_UNCONFIGURED)) |
73d1df2a MH |
371 | count++; |
372 | } | |
373 | ||
374 | rp_len = sizeof(*rp) + (2 * count); | |
375 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
376 | if (!rp) { | |
377 | read_unlock(&hci_dev_list_lock); | |
378 | return -ENOMEM; | |
379 | } | |
380 | ||
381 | count = 0; | |
382 | list_for_each_entry(d, &hci_dev_list, list) { | |
d7a5a11d MH |
383 | if (hci_dev_test_flag(d, HCI_SETUP) || |
384 | hci_dev_test_flag(d, HCI_CONFIG) || | |
385 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) | |
73d1df2a MH |
386 | continue; |
387 | ||
388 | /* Devices marked as raw-only are neither configured | |
389 | * nor unconfigured controllers. | |
390 | */ | |
391 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
392 | continue; | |
393 | ||
394 | if (d->dev_type == HCI_BREDR && | |
d7a5a11d | 395 | hci_dev_test_flag(d, HCI_UNCONFIGURED)) { |
73d1df2a MH |
396 | rp->index[count++] = cpu_to_le16(d->id); |
397 | BT_DBG("Added hci%u", d->id); | |
398 | } | |
399 | } | |
400 | ||
401 | rp->num_controllers = cpu_to_le16(count); | |
402 | rp_len = sizeof(*rp) + (2 * count); | |
403 | ||
404 | read_unlock(&hci_dev_list_lock); | |
405 | ||
2a1afb5a JH |
406 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, |
407 | MGMT_OP_READ_UNCONF_INDEX_LIST, 0, rp, rp_len); | |
73d1df2a MH |
408 | |
409 | kfree(rp); | |
410 | ||
411 | return err; | |
412 | } | |
413 | ||
96f1474a MH |
414 | static int read_ext_index_list(struct sock *sk, struct hci_dev *hdev, |
415 | void *data, u16 data_len) | |
416 | { | |
417 | struct mgmt_rp_read_ext_index_list *rp; | |
418 | struct hci_dev *d; | |
419 | size_t rp_len; | |
420 | u16 count; | |
421 | int err; | |
422 | ||
423 | BT_DBG("sock %p", sk); | |
424 | ||
425 | read_lock(&hci_dev_list_lock); | |
426 | ||
427 | count = 0; | |
428 | list_for_each_entry(d, &hci_dev_list, list) { | |
429 | if (d->dev_type == HCI_BREDR || d->dev_type == HCI_AMP) | |
430 | count++; | |
431 | } | |
432 | ||
433 | rp_len = sizeof(*rp) + (sizeof(rp->entry[0]) * count); | |
434 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
435 | if (!rp) { | |
436 | read_unlock(&hci_dev_list_lock); | |
437 | return -ENOMEM; | |
438 | } | |
439 | ||
440 | count = 0; | |
441 | list_for_each_entry(d, &hci_dev_list, list) { | |
442 | if (hci_dev_test_flag(d, HCI_SETUP) || | |
443 | hci_dev_test_flag(d, HCI_CONFIG) || | |
444 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) | |
445 | continue; | |
446 | ||
447 | /* Devices marked as raw-only are neither configured | |
448 | * nor unconfigured controllers. | |
449 | */ | |
450 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
451 | continue; | |
452 | ||
453 | if (d->dev_type == HCI_BREDR) { | |
454 | if (hci_dev_test_flag(d, HCI_UNCONFIGURED)) | |
455 | rp->entry[count].type = 0x01; | |
456 | else | |
457 | rp->entry[count].type = 0x00; | |
458 | } else if (d->dev_type == HCI_AMP) { | |
459 | rp->entry[count].type = 0x02; | |
460 | } else { | |
461 | continue; | |
462 | } | |
463 | ||
464 | rp->entry[count].bus = d->bus; | |
465 | rp->entry[count++].index = cpu_to_le16(d->id); | |
466 | BT_DBG("Added hci%u", d->id); | |
467 | } | |
468 | ||
469 | rp->num_controllers = cpu_to_le16(count); | |
470 | rp_len = sizeof(*rp) + (sizeof(rp->entry[0]) * count); | |
471 | ||
472 | read_unlock(&hci_dev_list_lock); | |
473 | ||
474 | /* If this command is called at least once, then all the | |
475 | * default index and unconfigured index events are disabled | |
476 | * and from now on only extended index events are used. | |
477 | */ | |
478 | hci_sock_set_flag(sk, HCI_MGMT_EXT_INDEX_EVENTS); | |
479 | hci_sock_clear_flag(sk, HCI_MGMT_INDEX_EVENTS); | |
480 | hci_sock_clear_flag(sk, HCI_MGMT_UNCONF_INDEX_EVENTS); | |
481 | ||
482 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, | |
483 | MGMT_OP_READ_EXT_INDEX_LIST, 0, rp, rp_len); | |
484 | ||
485 | kfree(rp); | |
486 | ||
487 | return err; | |
488 | } | |
489 | ||
dbece37a MH |
490 | static bool is_configured(struct hci_dev *hdev) |
491 | { | |
492 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && | |
d7a5a11d | 493 | !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED)) |
dbece37a MH |
494 | return false; |
495 | ||
496 | if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && | |
497 | !bacmp(&hdev->public_addr, BDADDR_ANY)) | |
498 | return false; | |
499 | ||
500 | return true; | |
501 | } | |
502 | ||
89bc22d2 MH |
503 | static __le32 get_missing_options(struct hci_dev *hdev) |
504 | { | |
505 | u32 options = 0; | |
506 | ||
dbece37a | 507 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && |
d7a5a11d | 508 | !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED)) |
eb1904f4 MH |
509 | options |= MGMT_OPTION_EXTERNAL_CONFIG; |
510 | ||
89bc22d2 MH |
511 | if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && |
512 | !bacmp(&hdev->public_addr, BDADDR_ANY)) | |
513 | options |= MGMT_OPTION_PUBLIC_ADDRESS; | |
514 | ||
515 | return cpu_to_le32(options); | |
516 | } | |
517 | ||
f4537c04 MH |
518 | static int new_options(struct hci_dev *hdev, struct sock *skip) |
519 | { | |
520 | __le32 options = get_missing_options(hdev); | |
521 | ||
f6b7712e MH |
522 | return mgmt_generic_event(MGMT_EV_NEW_CONFIG_OPTIONS, hdev, &options, |
523 | sizeof(options), skip); | |
f4537c04 MH |
524 | } |
525 | ||
dbece37a MH |
526 | static int send_options_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
527 | { | |
528 | __le32 options = get_missing_options(hdev); | |
529 | ||
2a1afb5a JH |
530 | return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &options, |
531 | sizeof(options)); | |
dbece37a MH |
532 | } |
533 | ||
9fc3bfb6 MH |
534 | static int read_config_info(struct sock *sk, struct hci_dev *hdev, |
535 | void *data, u16 data_len) | |
536 | { | |
537 | struct mgmt_rp_read_config_info rp; | |
89bc22d2 | 538 | u32 options = 0; |
9fc3bfb6 MH |
539 | |
540 | BT_DBG("sock %p %s", sk, hdev->name); | |
541 | ||
542 | hci_dev_lock(hdev); | |
543 | ||
544 | memset(&rp, 0, sizeof(rp)); | |
545 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); | |
89bc22d2 | 546 | |
eb1904f4 MH |
547 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) |
548 | options |= MGMT_OPTION_EXTERNAL_CONFIG; | |
549 | ||
9fc3bfb6 | 550 | if (hdev->set_bdaddr) |
89bc22d2 MH |
551 | options |= MGMT_OPTION_PUBLIC_ADDRESS; |
552 | ||
553 | rp.supported_options = cpu_to_le32(options); | |
554 | rp.missing_options = get_missing_options(hdev); | |
9fc3bfb6 MH |
555 | |
556 | hci_dev_unlock(hdev); | |
557 | ||
2a1afb5a JH |
558 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_CONFIG_INFO, 0, |
559 | &rp, sizeof(rp)); | |
9fc3bfb6 MH |
560 | } |
561 | ||
69ab39ea JH |
562 | static u32 get_supported_settings(struct hci_dev *hdev) |
563 | { | |
564 | u32 settings = 0; | |
565 | ||
566 | settings |= MGMT_SETTING_POWERED; | |
b2939475 | 567 | settings |= MGMT_SETTING_BONDABLE; |
b1de97d8 | 568 | settings |= MGMT_SETTING_DEBUG_KEYS; |
3742abfc JH |
569 | settings |= MGMT_SETTING_CONNECTABLE; |
570 | settings |= MGMT_SETTING_DISCOVERABLE; | |
69ab39ea | 571 | |
ed3fa31f | 572 | if (lmp_bredr_capable(hdev)) { |
1a47aee8 JH |
573 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
574 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
69ab39ea JH |
575 | settings |= MGMT_SETTING_BREDR; |
576 | settings |= MGMT_SETTING_LINK_SECURITY; | |
a82974c9 MH |
577 | |
578 | if (lmp_ssp_capable(hdev)) { | |
579 | settings |= MGMT_SETTING_SSP; | |
580 | settings |= MGMT_SETTING_HS; | |
581 | } | |
e98d2ce2 | 582 | |
05b3c3e7 | 583 | if (lmp_sc_capable(hdev)) |
e98d2ce2 | 584 | settings |= MGMT_SETTING_SECURE_CONN; |
848566b3 | 585 | } |
d7b7e796 | 586 | |
eeca6f89 | 587 | if (lmp_le_capable(hdev)) { |
9d42820f | 588 | settings |= MGMT_SETTING_LE; |
eeca6f89 | 589 | settings |= MGMT_SETTING_ADVERTISING; |
a3209694 | 590 | settings |= MGMT_SETTING_SECURE_CONN; |
0f4bd942 | 591 | settings |= MGMT_SETTING_PRIVACY; |
93690c22 | 592 | settings |= MGMT_SETTING_STATIC_ADDRESS; |
eeca6f89 | 593 | } |
69ab39ea | 594 | |
eb1904f4 MH |
595 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) || |
596 | hdev->set_bdaddr) | |
9fc3bfb6 MH |
597 | settings |= MGMT_SETTING_CONFIGURATION; |
598 | ||
69ab39ea JH |
599 | return settings; |
600 | } | |
601 | ||
602 | static u32 get_current_settings(struct hci_dev *hdev) | |
603 | { | |
604 | u32 settings = 0; | |
605 | ||
f1f0eb02 | 606 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
607 | settings |= MGMT_SETTING_POWERED; |
608 | ||
d7a5a11d | 609 | if (hci_dev_test_flag(hdev, HCI_CONNECTABLE)) |
69ab39ea JH |
610 | settings |= MGMT_SETTING_CONNECTABLE; |
611 | ||
d7a5a11d | 612 | if (hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) |
1a4d3c4b JH |
613 | settings |= MGMT_SETTING_FAST_CONNECTABLE; |
614 | ||
d7a5a11d | 615 | if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) |
69ab39ea JH |
616 | settings |= MGMT_SETTING_DISCOVERABLE; |
617 | ||
d7a5a11d | 618 | if (hci_dev_test_flag(hdev, HCI_BONDABLE)) |
b2939475 | 619 | settings |= MGMT_SETTING_BONDABLE; |
69ab39ea | 620 | |
d7a5a11d | 621 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
69ab39ea JH |
622 | settings |= MGMT_SETTING_BREDR; |
623 | ||
d7a5a11d | 624 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
69ab39ea JH |
625 | settings |= MGMT_SETTING_LE; |
626 | ||
d7a5a11d | 627 | if (hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) |
69ab39ea JH |
628 | settings |= MGMT_SETTING_LINK_SECURITY; |
629 | ||
d7a5a11d | 630 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
69ab39ea JH |
631 | settings |= MGMT_SETTING_SSP; |
632 | ||
d7a5a11d | 633 | if (hci_dev_test_flag(hdev, HCI_HS_ENABLED)) |
6d80dfd0 JH |
634 | settings |= MGMT_SETTING_HS; |
635 | ||
d7a5a11d | 636 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
eeca6f89 JH |
637 | settings |= MGMT_SETTING_ADVERTISING; |
638 | ||
d7a5a11d | 639 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) |
e98d2ce2 MH |
640 | settings |= MGMT_SETTING_SECURE_CONN; |
641 | ||
d7a5a11d | 642 | if (hci_dev_test_flag(hdev, HCI_KEEP_DEBUG_KEYS)) |
b1de97d8 MH |
643 | settings |= MGMT_SETTING_DEBUG_KEYS; |
644 | ||
d7a5a11d | 645 | if (hci_dev_test_flag(hdev, HCI_PRIVACY)) |
0f4bd942 JH |
646 | settings |= MGMT_SETTING_PRIVACY; |
647 | ||
93690c22 MH |
648 | /* The current setting for static address has two purposes. The |
649 | * first is to indicate if the static address will be used and | |
650 | * the second is to indicate if it is actually set. | |
651 | * | |
652 | * This means if the static address is not configured, this flag | |
653 | * will never bet set. If the address is configured, then if the | |
654 | * address is actually used decides if the flag is set or not. | |
655 | * | |
656 | * For single mode LE only controllers and dual-mode controllers | |
657 | * with BR/EDR disabled, the existence of the static address will | |
658 | * be evaluated. | |
659 | */ | |
b7cb93e5 | 660 | if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || |
d7a5a11d | 661 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) || |
93690c22 MH |
662 | !bacmp(&hdev->bdaddr, BDADDR_ANY)) { |
663 | if (bacmp(&hdev->static_addr, BDADDR_ANY)) | |
664 | settings |= MGMT_SETTING_STATIC_ADDRESS; | |
665 | } | |
666 | ||
69ab39ea JH |
667 | return settings; |
668 | } | |
669 | ||
ef580372 JH |
670 | #define PNP_INFO_SVCLASS_ID 0x1200 |
671 | ||
213202ed JH |
672 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
673 | { | |
674 | u8 *ptr = data, *uuids_start = NULL; | |
675 | struct bt_uuid *uuid; | |
676 | ||
677 | if (len < 4) | |
678 | return ptr; | |
679 | ||
680 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
681 | u16 uuid16; | |
682 | ||
683 | if (uuid->size != 16) | |
684 | continue; | |
685 | ||
686 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); | |
687 | if (uuid16 < 0x1100) | |
688 | continue; | |
689 | ||
690 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
691 | continue; | |
692 | ||
693 | if (!uuids_start) { | |
694 | uuids_start = ptr; | |
695 | uuids_start[0] = 1; | |
696 | uuids_start[1] = EIR_UUID16_ALL; | |
697 | ptr += 2; | |
698 | } | |
699 | ||
700 | /* Stop if not enough space to put next UUID */ | |
701 | if ((ptr - data) + sizeof(u16) > len) { | |
702 | uuids_start[1] = EIR_UUID16_SOME; | |
703 | break; | |
704 | } | |
705 | ||
706 | *ptr++ = (uuid16 & 0x00ff); | |
707 | *ptr++ = (uuid16 & 0xff00) >> 8; | |
708 | uuids_start[0] += sizeof(uuid16); | |
709 | } | |
710 | ||
711 | return ptr; | |
712 | } | |
713 | ||
cdf1963f JH |
714 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
715 | { | |
716 | u8 *ptr = data, *uuids_start = NULL; | |
717 | struct bt_uuid *uuid; | |
718 | ||
719 | if (len < 6) | |
720 | return ptr; | |
721 | ||
722 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
723 | if (uuid->size != 32) | |
724 | continue; | |
725 | ||
726 | if (!uuids_start) { | |
727 | uuids_start = ptr; | |
728 | uuids_start[0] = 1; | |
729 | uuids_start[1] = EIR_UUID32_ALL; | |
730 | ptr += 2; | |
731 | } | |
732 | ||
733 | /* Stop if not enough space to put next UUID */ | |
734 | if ((ptr - data) + sizeof(u32) > len) { | |
735 | uuids_start[1] = EIR_UUID32_SOME; | |
736 | break; | |
737 | } | |
738 | ||
739 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); | |
740 | ptr += sizeof(u32); | |
741 | uuids_start[0] += sizeof(u32); | |
742 | } | |
743 | ||
744 | return ptr; | |
745 | } | |
746 | ||
c00d575b JH |
747 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
748 | { | |
749 | u8 *ptr = data, *uuids_start = NULL; | |
750 | struct bt_uuid *uuid; | |
751 | ||
752 | if (len < 18) | |
753 | return ptr; | |
754 | ||
755 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
756 | if (uuid->size != 128) | |
757 | continue; | |
758 | ||
759 | if (!uuids_start) { | |
760 | uuids_start = ptr; | |
761 | uuids_start[0] = 1; | |
762 | uuids_start[1] = EIR_UUID128_ALL; | |
763 | ptr += 2; | |
764 | } | |
765 | ||
766 | /* Stop if not enough space to put next UUID */ | |
767 | if ((ptr - data) + 16 > len) { | |
768 | uuids_start[1] = EIR_UUID128_SOME; | |
769 | break; | |
770 | } | |
771 | ||
772 | memcpy(ptr, uuid->uuid, 16); | |
773 | ptr += 16; | |
774 | uuids_start[0] += 16; | |
775 | } | |
776 | ||
777 | return ptr; | |
778 | } | |
779 | ||
333ae95d JH |
780 | static struct mgmt_pending_cmd *pending_find(u16 opcode, struct hci_dev *hdev) |
781 | { | |
782 | return mgmt_pending_find(HCI_CHANNEL_CONTROL, opcode, hdev); | |
783 | } | |
784 | ||
333ae95d JH |
785 | static struct mgmt_pending_cmd *pending_find_data(u16 opcode, |
786 | struct hci_dev *hdev, | |
787 | const void *data) | |
788 | { | |
789 | return mgmt_pending_find_data(HCI_CHANNEL_CONTROL, opcode, hdev, data); | |
790 | } | |
791 | ||
f14d8f64 MH |
792 | static u8 create_scan_rsp_data(struct hci_dev *hdev, u8 *ptr) |
793 | { | |
7a5f4990 MH |
794 | u8 ad_len = 0; |
795 | size_t name_len; | |
796 | ||
797 | name_len = strlen(hdev->dev_name); | |
798 | if (name_len > 0) { | |
799 | size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2; | |
800 | ||
801 | if (name_len > max_len) { | |
802 | name_len = max_len; | |
803 | ptr[1] = EIR_NAME_SHORT; | |
804 | } else | |
805 | ptr[1] = EIR_NAME_COMPLETE; | |
806 | ||
807 | ptr[0] = name_len + 1; | |
808 | ||
809 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
810 | ||
811 | ad_len += (name_len + 2); | |
812 | ptr += (name_len + 2); | |
813 | } | |
814 | ||
815 | return ad_len; | |
f14d8f64 MH |
816 | } |
817 | ||
818 | static void update_scan_rsp_data(struct hci_request *req) | |
819 | { | |
820 | struct hci_dev *hdev = req->hdev; | |
821 | struct hci_cp_le_set_scan_rsp_data cp; | |
822 | u8 len; | |
823 | ||
d7a5a11d | 824 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
f14d8f64 MH |
825 | return; |
826 | ||
827 | memset(&cp, 0, sizeof(cp)); | |
828 | ||
829 | len = create_scan_rsp_data(hdev, cp.data); | |
830 | ||
eb438b5f JH |
831 | if (hdev->scan_rsp_data_len == len && |
832 | memcmp(cp.data, hdev->scan_rsp_data, len) == 0) | |
f14d8f64 MH |
833 | return; |
834 | ||
eb438b5f JH |
835 | memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data)); |
836 | hdev->scan_rsp_data_len = len; | |
f14d8f64 MH |
837 | |
838 | cp.length = len; | |
839 | ||
840 | hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp); | |
841 | } | |
842 | ||
9a43e25f JH |
843 | static u8 get_adv_discov_flags(struct hci_dev *hdev) |
844 | { | |
3b0602cd | 845 | struct mgmt_pending_cmd *cmd; |
9a43e25f JH |
846 | |
847 | /* If there's a pending mgmt command the flags will not yet have | |
848 | * their final values, so check for this first. | |
849 | */ | |
333ae95d | 850 | cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); |
9a43e25f JH |
851 | if (cmd) { |
852 | struct mgmt_mode *cp = cmd->param; | |
853 | if (cp->val == 0x01) | |
854 | return LE_AD_GENERAL; | |
855 | else if (cp->val == 0x02) | |
856 | return LE_AD_LIMITED; | |
857 | } else { | |
d7a5a11d | 858 | if (hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE)) |
9a43e25f | 859 | return LE_AD_LIMITED; |
d7a5a11d | 860 | else if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) |
9a43e25f JH |
861 | return LE_AD_GENERAL; |
862 | } | |
863 | ||
864 | return 0; | |
865 | } | |
866 | ||
46cad2ed | 867 | static u8 create_adv_data(struct hci_dev *hdev, u8 *ptr) |
441ad2d0 MH |
868 | { |
869 | u8 ad_len = 0, flags = 0; | |
441ad2d0 | 870 | |
9a43e25f | 871 | flags |= get_adv_discov_flags(hdev); |
441ad2d0 | 872 | |
d7a5a11d | 873 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
441ad2d0 | 874 | flags |= LE_AD_NO_BREDR; |
441ad2d0 MH |
875 | |
876 | if (flags) { | |
877 | BT_DBG("adv flags 0x%02x", flags); | |
878 | ||
879 | ptr[0] = 2; | |
880 | ptr[1] = EIR_FLAGS; | |
881 | ptr[2] = flags; | |
882 | ||
883 | ad_len += 3; | |
884 | ptr += 3; | |
885 | } | |
886 | ||
887 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) { | |
888 | ptr[0] = 2; | |
889 | ptr[1] = EIR_TX_POWER; | |
890 | ptr[2] = (u8) hdev->adv_tx_power; | |
891 | ||
892 | ad_len += 3; | |
893 | ptr += 3; | |
894 | } | |
895 | ||
441ad2d0 MH |
896 | return ad_len; |
897 | } | |
898 | ||
5947f4bc | 899 | static void update_adv_data(struct hci_request *req) |
441ad2d0 MH |
900 | { |
901 | struct hci_dev *hdev = req->hdev; | |
902 | struct hci_cp_le_set_adv_data cp; | |
903 | u8 len; | |
904 | ||
d7a5a11d | 905 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
441ad2d0 MH |
906 | return; |
907 | ||
908 | memset(&cp, 0, sizeof(cp)); | |
909 | ||
46cad2ed | 910 | len = create_adv_data(hdev, cp.data); |
441ad2d0 MH |
911 | |
912 | if (hdev->adv_data_len == len && | |
913 | memcmp(cp.data, hdev->adv_data, len) == 0) | |
914 | return; | |
915 | ||
916 | memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); | |
917 | hdev->adv_data_len = len; | |
918 | ||
919 | cp.length = len; | |
920 | ||
921 | hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); | |
922 | } | |
923 | ||
bc6d2d04 JH |
924 | int mgmt_update_adv_data(struct hci_dev *hdev) |
925 | { | |
926 | struct hci_request req; | |
927 | ||
928 | hci_req_init(&req, hdev); | |
929 | update_adv_data(&req); | |
930 | ||
931 | return hci_req_run(&req, NULL); | |
932 | } | |
933 | ||
ef580372 JH |
934 | static void create_eir(struct hci_dev *hdev, u8 *data) |
935 | { | |
936 | u8 *ptr = data; | |
ef580372 JH |
937 | size_t name_len; |
938 | ||
939 | name_len = strlen(hdev->dev_name); | |
940 | ||
941 | if (name_len > 0) { | |
942 | /* EIR Data type */ | |
943 | if (name_len > 48) { | |
944 | name_len = 48; | |
945 | ptr[1] = EIR_NAME_SHORT; | |
946 | } else | |
947 | ptr[1] = EIR_NAME_COMPLETE; | |
948 | ||
949 | /* EIR Data length */ | |
950 | ptr[0] = name_len + 1; | |
951 | ||
952 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
953 | ||
ef580372 JH |
954 | ptr += (name_len + 2); |
955 | } | |
956 | ||
bbaf444a | 957 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
91c4e9b1 MH |
958 | ptr[0] = 2; |
959 | ptr[1] = EIR_TX_POWER; | |
960 | ptr[2] = (u8) hdev->inq_tx_power; | |
961 | ||
91c4e9b1 MH |
962 | ptr += 3; |
963 | } | |
964 | ||
2b9be137 MH |
965 | if (hdev->devid_source > 0) { |
966 | ptr[0] = 9; | |
967 | ptr[1] = EIR_DEVICE_ID; | |
968 | ||
969 | put_unaligned_le16(hdev->devid_source, ptr + 2); | |
970 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); | |
971 | put_unaligned_le16(hdev->devid_product, ptr + 6); | |
972 | put_unaligned_le16(hdev->devid_version, ptr + 8); | |
973 | ||
2b9be137 MH |
974 | ptr += 10; |
975 | } | |
976 | ||
213202ed | 977 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
cdf1963f | 978 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
c00d575b | 979 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
ef580372 JH |
980 | } |
981 | ||
890ea898 | 982 | static void update_eir(struct hci_request *req) |
ef580372 | 983 | { |
890ea898 | 984 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
985 | struct hci_cp_write_eir cp; |
986 | ||
504c8dcd | 987 | if (!hdev_is_powered(hdev)) |
890ea898 | 988 | return; |
7770c4aa | 989 | |
976eb20e | 990 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 991 | return; |
ef580372 | 992 | |
d7a5a11d | 993 | if (!hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
890ea898 | 994 | return; |
ef580372 | 995 | |
d7a5a11d | 996 | if (hci_dev_test_flag(hdev, HCI_SERVICE_CACHE)) |
890ea898 | 997 | return; |
ef580372 JH |
998 | |
999 | memset(&cp, 0, sizeof(cp)); | |
1000 | ||
1001 | create_eir(hdev, cp.data); | |
1002 | ||
1003 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
890ea898 | 1004 | return; |
ef580372 JH |
1005 | |
1006 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
1007 | ||
890ea898 | 1008 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
ef580372 JH |
1009 | } |
1010 | ||
1011 | static u8 get_service_classes(struct hci_dev *hdev) | |
1012 | { | |
1013 | struct bt_uuid *uuid; | |
1014 | u8 val = 0; | |
1015 | ||
1016 | list_for_each_entry(uuid, &hdev->uuids, list) | |
1017 | val |= uuid->svc_hint; | |
1018 | ||
1019 | return val; | |
1020 | } | |
1021 | ||
890ea898 | 1022 | static void update_class(struct hci_request *req) |
ef580372 | 1023 | { |
890ea898 | 1024 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
1025 | u8 cod[3]; |
1026 | ||
1027 | BT_DBG("%s", hdev->name); | |
1028 | ||
504c8dcd | 1029 | if (!hdev_is_powered(hdev)) |
890ea898 | 1030 | return; |
7770c4aa | 1031 | |
d7a5a11d | 1032 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
f87ea1da JH |
1033 | return; |
1034 | ||
d7a5a11d | 1035 | if (hci_dev_test_flag(hdev, HCI_SERVICE_CACHE)) |
890ea898 | 1036 | return; |
ef580372 JH |
1037 | |
1038 | cod[0] = hdev->minor_class; | |
1039 | cod[1] = hdev->major_class; | |
1040 | cod[2] = get_service_classes(hdev); | |
1041 | ||
d7a5a11d | 1042 | if (hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE)) |
6acd7db4 MH |
1043 | cod[1] |= 0x20; |
1044 | ||
ef580372 | 1045 | if (memcmp(cod, hdev->dev_class, 3) == 0) |
890ea898 | 1046 | return; |
ef580372 | 1047 | |
890ea898 | 1048 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
ef580372 JH |
1049 | } |
1050 | ||
a4858cb9 | 1051 | static bool get_connectable(struct hci_dev *hdev) |
199a2fb1 | 1052 | { |
3b0602cd | 1053 | struct mgmt_pending_cmd *cmd; |
199a2fb1 JH |
1054 | |
1055 | /* If there's a pending mgmt command the flag will not yet have | |
1056 | * it's final value, so check for this first. | |
1057 | */ | |
333ae95d | 1058 | cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev); |
199a2fb1 JH |
1059 | if (cmd) { |
1060 | struct mgmt_mode *cp = cmd->param; | |
a4858cb9 | 1061 | return cp->val; |
199a2fb1 JH |
1062 | } |
1063 | ||
d7a5a11d | 1064 | return hci_dev_test_flag(hdev, HCI_CONNECTABLE); |
199a2fb1 JH |
1065 | } |
1066 | ||
0ec5ae84 JH |
1067 | static void disable_advertising(struct hci_request *req) |
1068 | { | |
1069 | u8 enable = 0x00; | |
1070 | ||
1071 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
1072 | } | |
1073 | ||
199a2fb1 JH |
1074 | static void enable_advertising(struct hci_request *req) |
1075 | { | |
1076 | struct hci_dev *hdev = req->hdev; | |
1077 | struct hci_cp_le_set_adv_param cp; | |
8f2a0601 | 1078 | u8 own_addr_type, enable = 0x01; |
a4858cb9 | 1079 | bool connectable; |
199a2fb1 | 1080 | |
0ec5ae84 JH |
1081 | if (hci_conn_num(hdev, LE_LINK) > 0) |
1082 | return; | |
1083 | ||
d7a5a11d | 1084 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
0ec5ae84 JH |
1085 | disable_advertising(req); |
1086 | ||
5ce194c4 | 1087 | /* Clear the HCI_LE_ADV bit temporarily so that the |
8d97250e JH |
1088 | * hci_update_random_address knows that it's safe to go ahead |
1089 | * and write a new random address. The flag will be set back on | |
1090 | * as soon as the SET_ADV_ENABLE HCI command completes. | |
1091 | */ | |
a358dc11 | 1092 | hci_dev_clear_flag(hdev, HCI_LE_ADV); |
8d97250e | 1093 | |
d7a5a11d | 1094 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE)) |
cc91cb04 MH |
1095 | connectable = true; |
1096 | else | |
1097 | connectable = get_connectable(hdev); | |
8f2a0601 | 1098 | |
a4858cb9 JH |
1099 | /* Set require_privacy to true only when non-connectable |
1100 | * advertising is used. In that case it is fine to use a | |
1101 | * non-resolvable private address. | |
1102 | */ | |
1103 | if (hci_update_random_address(req, !connectable, &own_addr_type) < 0) | |
8f2a0601 JH |
1104 | return; |
1105 | ||
41c90c18 | 1106 | memset(&cp, 0, sizeof(cp)); |
628531c9 GL |
1107 | cp.min_interval = cpu_to_le16(hdev->le_adv_min_interval); |
1108 | cp.max_interval = cpu_to_le16(hdev->le_adv_max_interval); | |
a4858cb9 | 1109 | cp.type = connectable ? LE_ADV_IND : LE_ADV_NONCONN_IND; |
8f2a0601 | 1110 | cp.own_address_type = own_addr_type; |
199a2fb1 JH |
1111 | cp.channel_map = hdev->le_adv_channel_map; |
1112 | ||
1113 | hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp); | |
1114 | ||
1115 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
1116 | } | |
1117 | ||
7d78525d JH |
1118 | static void service_cache_off(struct work_struct *work) |
1119 | { | |
1120 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 1121 | service_cache.work); |
890ea898 | 1122 | struct hci_request req; |
7d78525d | 1123 | |
a69d8927 | 1124 | if (!hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) |
7d78525d JH |
1125 | return; |
1126 | ||
890ea898 JH |
1127 | hci_req_init(&req, hdev); |
1128 | ||
7d78525d JH |
1129 | hci_dev_lock(hdev); |
1130 | ||
890ea898 JH |
1131 | update_eir(&req); |
1132 | update_class(&req); | |
7d78525d JH |
1133 | |
1134 | hci_dev_unlock(hdev); | |
890ea898 JH |
1135 | |
1136 | hci_req_run(&req, NULL); | |
7d78525d JH |
1137 | } |
1138 | ||
d6bfd59c JH |
1139 | static void rpa_expired(struct work_struct *work) |
1140 | { | |
1141 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
1142 | rpa_expired.work); | |
1143 | struct hci_request req; | |
1144 | ||
1145 | BT_DBG(""); | |
1146 | ||
a1536da2 | 1147 | hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); |
d6bfd59c | 1148 | |
d7a5a11d | 1149 | if (!hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
d6bfd59c JH |
1150 | return; |
1151 | ||
1152 | /* The generation of a new RPA and programming it into the | |
1153 | * controller happens in the enable_advertising() function. | |
1154 | */ | |
d6bfd59c | 1155 | hci_req_init(&req, hdev); |
d6bfd59c | 1156 | enable_advertising(&req); |
d6bfd59c JH |
1157 | hci_req_run(&req, NULL); |
1158 | } | |
1159 | ||
6a919082 | 1160 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 1161 | { |
238be788 | 1162 | if (hci_dev_test_and_set_flag(hdev, HCI_MGMT)) |
6a919082 JH |
1163 | return; |
1164 | ||
4f87da80 | 1165 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
d6bfd59c | 1166 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
7d78525d | 1167 | |
4f87da80 JH |
1168 | /* Non-mgmt controlled devices get this bit set |
1169 | * implicitly so that pairing works for them, however | |
1170 | * for mgmt we require user-space to explicitly enable | |
1171 | * it | |
1172 | */ | |
a358dc11 | 1173 | hci_dev_clear_flag(hdev, HCI_BONDABLE); |
7d78525d JH |
1174 | } |
1175 | ||
0f4e68cf | 1176 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 1177 | void *data, u16 data_len) |
0381101f | 1178 | { |
a38528f1 | 1179 | struct mgmt_rp_read_info rp; |
f7b64e69 | 1180 | |
bdb6d971 | 1181 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 1182 | |
09fd0de5 | 1183 | hci_dev_lock(hdev); |
f7b64e69 | 1184 | |
dc4fe30b JH |
1185 | memset(&rp, 0, sizeof(rp)); |
1186 | ||
69ab39ea | 1187 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 1188 | |
69ab39ea | 1189 | rp.version = hdev->hci_ver; |
eb55ef07 | 1190 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
1191 | |
1192 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
1193 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 1194 | |
a38528f1 | 1195 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 1196 | |
dc4fe30b | 1197 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 1198 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 1199 | |
09fd0de5 | 1200 | hci_dev_unlock(hdev); |
0381101f | 1201 | |
2a1afb5a JH |
1202 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
1203 | sizeof(rp)); | |
0381101f JH |
1204 | } |
1205 | ||
69ab39ea | 1206 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 1207 | { |
69ab39ea | 1208 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 1209 | |
2a1afb5a JH |
1210 | return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &settings, |
1211 | sizeof(settings)); | |
8680570b JH |
1212 | } |
1213 | ||
1904a853 | 1214 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
8b064a3a JH |
1215 | { |
1216 | BT_DBG("%s status 0x%02x", hdev->name, status); | |
1217 | ||
a3172b7e JH |
1218 | if (hci_conn_count(hdev) == 0) { |
1219 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 1220 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 1221 | } |
8b064a3a JH |
1222 | } |
1223 | ||
23a48093 | 1224 | static bool hci_stop_discovery(struct hci_request *req) |
21a60d30 JH |
1225 | { |
1226 | struct hci_dev *hdev = req->hdev; | |
1227 | struct hci_cp_remote_name_req_cancel cp; | |
1228 | struct inquiry_entry *e; | |
1229 | ||
1230 | switch (hdev->discovery.state) { | |
1231 | case DISCOVERY_FINDING: | |
07d2334a | 1232 | if (test_bit(HCI_INQUIRY, &hdev->flags)) |
21a60d30 | 1233 | hci_req_add(req, HCI_OP_INQUIRY_CANCEL, 0, NULL); |
07d2334a JP |
1234 | |
1235 | if (hci_dev_test_flag(hdev, HCI_LE_SCAN)) { | |
21a60d30 JH |
1236 | cancel_delayed_work(&hdev->le_scan_disable); |
1237 | hci_req_add_le_scan_disable(req); | |
1238 | } | |
1239 | ||
23a48093 | 1240 | return true; |
21a60d30 JH |
1241 | |
1242 | case DISCOVERY_RESOLVING: | |
1243 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, | |
1244 | NAME_PENDING); | |
1245 | if (!e) | |
23a48093 | 1246 | break; |
21a60d30 JH |
1247 | |
1248 | bacpy(&cp.bdaddr, &e->data.bdaddr); | |
1249 | hci_req_add(req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), | |
1250 | &cp); | |
1251 | ||
23a48093 | 1252 | return true; |
21a60d30 JH |
1253 | |
1254 | default: | |
1255 | /* Passive scanning */ | |
d7a5a11d | 1256 | if (hci_dev_test_flag(hdev, HCI_LE_SCAN)) { |
21a60d30 | 1257 | hci_req_add_le_scan_disable(req); |
23a48093 JH |
1258 | return true; |
1259 | } | |
1260 | ||
21a60d30 JH |
1261 | break; |
1262 | } | |
23a48093 JH |
1263 | |
1264 | return false; | |
21a60d30 JH |
1265 | } |
1266 | ||
8b064a3a JH |
1267 | static int clean_up_hci_state(struct hci_dev *hdev) |
1268 | { | |
1269 | struct hci_request req; | |
1270 | struct hci_conn *conn; | |
23a48093 JH |
1271 | bool discov_stopped; |
1272 | int err; | |
8b064a3a JH |
1273 | |
1274 | hci_req_init(&req, hdev); | |
1275 | ||
1276 | if (test_bit(HCI_ISCAN, &hdev->flags) || | |
1277 | test_bit(HCI_PSCAN, &hdev->flags)) { | |
1278 | u8 scan = 0x00; | |
1279 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
1280 | } | |
1281 | ||
d7a5a11d | 1282 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
8b064a3a JH |
1283 | disable_advertising(&req); |
1284 | ||
23a48093 | 1285 | discov_stopped = hci_stop_discovery(&req); |
8b064a3a JH |
1286 | |
1287 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { | |
1288 | struct hci_cp_disconnect dc; | |
c9910d0f JH |
1289 | struct hci_cp_reject_conn_req rej; |
1290 | ||
1291 | switch (conn->state) { | |
1292 | case BT_CONNECTED: | |
1293 | case BT_CONFIG: | |
1294 | dc.handle = cpu_to_le16(conn->handle); | |
1295 | dc.reason = 0x15; /* Terminated due to Power Off */ | |
1296 | hci_req_add(&req, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1297 | break; | |
1298 | case BT_CONNECT: | |
1299 | if (conn->type == LE_LINK) | |
1300 | hci_req_add(&req, HCI_OP_LE_CREATE_CONN_CANCEL, | |
1301 | 0, NULL); | |
1302 | else if (conn->type == ACL_LINK) | |
1303 | hci_req_add(&req, HCI_OP_CREATE_CONN_CANCEL, | |
1304 | 6, &conn->dst); | |
1305 | break; | |
1306 | case BT_CONNECT2: | |
1307 | bacpy(&rej.bdaddr, &conn->dst); | |
1308 | rej.reason = 0x15; /* Terminated due to Power Off */ | |
1309 | if (conn->type == ACL_LINK) | |
1310 | hci_req_add(&req, HCI_OP_REJECT_CONN_REQ, | |
1311 | sizeof(rej), &rej); | |
1312 | else if (conn->type == SCO_LINK) | |
1313 | hci_req_add(&req, HCI_OP_REJECT_SYNC_CONN_REQ, | |
1314 | sizeof(rej), &rej); | |
1315 | break; | |
1316 | } | |
8b064a3a JH |
1317 | } |
1318 | ||
23a48093 JH |
1319 | err = hci_req_run(&req, clean_up_hci_complete); |
1320 | if (!err && discov_stopped) | |
1321 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
1322 | ||
1323 | return err; | |
8b064a3a JH |
1324 | } |
1325 | ||
bdb6d971 | 1326 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1327 | u16 len) |
eec8d2bc | 1328 | { |
650f726d | 1329 | struct mgmt_mode *cp = data; |
3b0602cd | 1330 | struct mgmt_pending_cmd *cmd; |
4b34ee78 | 1331 | int err; |
eec8d2bc | 1332 | |
bdb6d971 | 1333 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 1334 | |
a7e80f25 | 1335 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1336 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, |
1337 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1338 | |
09fd0de5 | 1339 | hci_dev_lock(hdev); |
eec8d2bc | 1340 | |
333ae95d | 1341 | if (pending_find(MGMT_OP_SET_POWERED, hdev)) { |
a69e8375 JH |
1342 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, |
1343 | MGMT_STATUS_BUSY); | |
87b95ba6 JH |
1344 | goto failed; |
1345 | } | |
1346 | ||
a69d8927 | 1347 | if (hci_dev_test_and_clear_flag(hdev, HCI_AUTO_OFF)) { |
f0d4b78a MH |
1348 | cancel_delayed_work(&hdev->power_off); |
1349 | ||
1350 | if (cp->val) { | |
a1d70450 JH |
1351 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
1352 | data, len); | |
1353 | err = mgmt_powered(hdev, 1); | |
f0d4b78a MH |
1354 | goto failed; |
1355 | } | |
1356 | } | |
1357 | ||
4b34ee78 | 1358 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 1359 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
1360 | goto failed; |
1361 | } | |
1362 | ||
2e58ef3e | 1363 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
1364 | if (!cmd) { |
1365 | err = -ENOMEM; | |
eec8d2bc | 1366 | goto failed; |
366a0336 | 1367 | } |
eec8d2bc | 1368 | |
8b064a3a | 1369 | if (cp->val) { |
19202573 | 1370 | queue_work(hdev->req_workqueue, &hdev->power_on); |
8b064a3a JH |
1371 | err = 0; |
1372 | } else { | |
1373 | /* Disconnect connections, stop scans, etc */ | |
1374 | err = clean_up_hci_state(hdev); | |
a3172b7e JH |
1375 | if (!err) |
1376 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, | |
1377 | HCI_POWER_OFF_TIMEOUT); | |
eec8d2bc | 1378 | |
8b064a3a JH |
1379 | /* ENODATA means there were no HCI commands queued */ |
1380 | if (err == -ENODATA) { | |
a3172b7e | 1381 | cancel_delayed_work(&hdev->power_off); |
8b064a3a JH |
1382 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
1383 | err = 0; | |
1384 | } | |
1385 | } | |
eec8d2bc JH |
1386 | |
1387 | failed: | |
09fd0de5 | 1388 | hci_dev_unlock(hdev); |
366a0336 | 1389 | return err; |
eec8d2bc JH |
1390 | } |
1391 | ||
beadb2bd JH |
1392 | static int new_settings(struct hci_dev *hdev, struct sock *skip) |
1393 | { | |
f6b7712e | 1394 | __le32 ev = cpu_to_le32(get_current_settings(hdev)); |
beadb2bd | 1395 | |
f6b7712e MH |
1396 | return mgmt_generic_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, |
1397 | sizeof(ev), skip); | |
beadb2bd JH |
1398 | } |
1399 | ||
91a668b0 JH |
1400 | int mgmt_new_settings(struct hci_dev *hdev) |
1401 | { | |
1402 | return new_settings(hdev, NULL); | |
1403 | } | |
1404 | ||
bd99abdd JH |
1405 | struct cmd_lookup { |
1406 | struct sock *sk; | |
1407 | struct hci_dev *hdev; | |
1408 | u8 mgmt_status; | |
1409 | }; | |
1410 | ||
3b0602cd | 1411 | static void settings_rsp(struct mgmt_pending_cmd *cmd, void *data) |
bd99abdd JH |
1412 | { |
1413 | struct cmd_lookup *match = data; | |
1414 | ||
1415 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1416 | ||
1417 | list_del(&cmd->list); | |
1418 | ||
1419 | if (match->sk == NULL) { | |
1420 | match->sk = cmd->sk; | |
1421 | sock_hold(match->sk); | |
1422 | } | |
1423 | ||
1424 | mgmt_pending_free(cmd); | |
1425 | } | |
1426 | ||
3b0602cd | 1427 | static void cmd_status_rsp(struct mgmt_pending_cmd *cmd, void *data) |
bd99abdd JH |
1428 | { |
1429 | u8 *status = data; | |
1430 | ||
a69e8375 | 1431 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); |
bd99abdd JH |
1432 | mgmt_pending_remove(cmd); |
1433 | } | |
1434 | ||
3b0602cd | 1435 | static void cmd_complete_rsp(struct mgmt_pending_cmd *cmd, void *data) |
1b9b5ee5 JH |
1436 | { |
1437 | if (cmd->cmd_complete) { | |
1438 | u8 *status = data; | |
1439 | ||
1440 | cmd->cmd_complete(cmd, *status); | |
1441 | mgmt_pending_remove(cmd); | |
1442 | ||
1443 | return; | |
1444 | } | |
1445 | ||
1446 | cmd_status_rsp(cmd, data); | |
1447 | } | |
1448 | ||
3b0602cd | 1449 | static int generic_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
f5818c22 | 1450 | { |
2a1afb5a JH |
1451 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
1452 | cmd->param, cmd->param_len); | |
f5818c22 JH |
1453 | } |
1454 | ||
3b0602cd | 1455 | static int addr_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
7776d1d8 | 1456 | { |
2a1afb5a JH |
1457 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
1458 | cmd->param, sizeof(struct mgmt_addr_info)); | |
7776d1d8 JH |
1459 | } |
1460 | ||
e6fe7986 JH |
1461 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1462 | { | |
1463 | if (!lmp_bredr_capable(hdev)) | |
1464 | return MGMT_STATUS_NOT_SUPPORTED; | |
d7a5a11d | 1465 | else if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
e6fe7986 JH |
1466 | return MGMT_STATUS_REJECTED; |
1467 | else | |
1468 | return MGMT_STATUS_SUCCESS; | |
1469 | } | |
1470 | ||
1471 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1472 | { | |
1473 | if (!lmp_le_capable(hdev)) | |
1474 | return MGMT_STATUS_NOT_SUPPORTED; | |
d7a5a11d | 1475 | else if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
e6fe7986 JH |
1476 | return MGMT_STATUS_REJECTED; |
1477 | else | |
1478 | return MGMT_STATUS_SUCCESS; | |
1479 | } | |
1480 | ||
1904a853 MH |
1481 | static void set_discoverable_complete(struct hci_dev *hdev, u8 status, |
1482 | u16 opcode) | |
bfaf8c9f | 1483 | { |
3b0602cd | 1484 | struct mgmt_pending_cmd *cmd; |
bfaf8c9f | 1485 | struct mgmt_mode *cp; |
970ba524 | 1486 | struct hci_request req; |
bfaf8c9f JH |
1487 | bool changed; |
1488 | ||
1489 | BT_DBG("status 0x%02x", status); | |
1490 | ||
1491 | hci_dev_lock(hdev); | |
1492 | ||
333ae95d | 1493 | cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); |
bfaf8c9f JH |
1494 | if (!cmd) |
1495 | goto unlock; | |
1496 | ||
1497 | if (status) { | |
1498 | u8 mgmt_err = mgmt_status(status); | |
a69e8375 | 1499 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
a358dc11 | 1500 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
bfaf8c9f JH |
1501 | goto remove_cmd; |
1502 | } | |
1503 | ||
1504 | cp = cmd->param; | |
d4462a07 | 1505 | if (cp->val) { |
238be788 | 1506 | changed = !hci_dev_test_and_set_flag(hdev, HCI_DISCOVERABLE); |
d4462a07 MH |
1507 | |
1508 | if (hdev->discov_timeout > 0) { | |
1509 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1510 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
1511 | to); | |
1512 | } | |
1513 | } else { | |
a69d8927 | 1514 | changed = hci_dev_test_and_clear_flag(hdev, HCI_DISCOVERABLE); |
d4462a07 | 1515 | } |
bfaf8c9f JH |
1516 | |
1517 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
1518 | ||
1519 | if (changed) | |
1520 | new_settings(hdev, cmd->sk); | |
1521 | ||
970ba524 MH |
1522 | /* When the discoverable mode gets changed, make sure |
1523 | * that class of device has the limited discoverable | |
432df05e JH |
1524 | * bit correctly set. Also update page scan based on whitelist |
1525 | * entries. | |
970ba524 MH |
1526 | */ |
1527 | hci_req_init(&req, hdev); | |
1d2dc5b7 | 1528 | __hci_update_page_scan(&req); |
970ba524 MH |
1529 | update_class(&req); |
1530 | hci_req_run(&req, NULL); | |
1531 | ||
bfaf8c9f JH |
1532 | remove_cmd: |
1533 | mgmt_pending_remove(cmd); | |
1534 | ||
1535 | unlock: | |
1536 | hci_dev_unlock(hdev); | |
1537 | } | |
1538 | ||
bdb6d971 | 1539 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1540 | u16 len) |
73f22f62 | 1541 | { |
650f726d | 1542 | struct mgmt_cp_set_discoverable *cp = data; |
3b0602cd | 1543 | struct mgmt_pending_cmd *cmd; |
bfaf8c9f | 1544 | struct hci_request req; |
5e5282bb | 1545 | u16 timeout; |
9a43e25f | 1546 | u8 scan; |
73f22f62 JH |
1547 | int err; |
1548 | ||
bdb6d971 | 1549 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1550 | |
d7a5a11d MH |
1551 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) && |
1552 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) | |
a69e8375 JH |
1553 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1554 | MGMT_STATUS_REJECTED); | |
33c525c0 | 1555 | |
310a3d48 | 1556 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 JH |
1557 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1558 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1559 | |
1f350c87 | 1560 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1561 | |
1562 | /* Disabling discoverable requires that no timeout is set, | |
1563 | * and enabling limited discoverable requires a timeout. | |
1564 | */ | |
1565 | if ((cp->val == 0x00 && timeout > 0) || | |
1566 | (cp->val == 0x02 && timeout == 0)) | |
a69e8375 JH |
1567 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1568 | MGMT_STATUS_INVALID_PARAMS); | |
73f22f62 | 1569 | |
09fd0de5 | 1570 | hci_dev_lock(hdev); |
73f22f62 | 1571 | |
5e5282bb | 1572 | if (!hdev_is_powered(hdev) && timeout > 0) { |
a69e8375 JH |
1573 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1574 | MGMT_STATUS_NOT_POWERED); | |
73f22f62 JH |
1575 | goto failed; |
1576 | } | |
1577 | ||
333ae95d JH |
1578 | if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
1579 | pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { | |
a69e8375 JH |
1580 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1581 | MGMT_STATUS_BUSY); | |
73f22f62 JH |
1582 | goto failed; |
1583 | } | |
1584 | ||
d7a5a11d | 1585 | if (!hci_dev_test_flag(hdev, HCI_CONNECTABLE)) { |
a69e8375 JH |
1586 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1587 | MGMT_STATUS_REJECTED); | |
5e5282bb JH |
1588 | goto failed; |
1589 | } | |
1590 | ||
1591 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1592 | bool changed = false; |
1593 | ||
310a3d48 MH |
1594 | /* Setting limited discoverable when powered off is |
1595 | * not a valid operation since it requires a timeout | |
1596 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1597 | */ | |
d7a5a11d | 1598 | if (!!cp->val != hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) { |
ce05d603 | 1599 | hci_dev_change_flag(hdev, HCI_DISCOVERABLE); |
0224d2fa JH |
1600 | changed = true; |
1601 | } | |
1602 | ||
5e5282bb | 1603 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1604 | if (err < 0) |
1605 | goto failed; | |
1606 | ||
1607 | if (changed) | |
1608 | err = new_settings(hdev, sk); | |
1609 | ||
5e5282bb JH |
1610 | goto failed; |
1611 | } | |
1612 | ||
310a3d48 MH |
1613 | /* If the current mode is the same, then just update the timeout |
1614 | * value with the new value. And if only the timeout gets updated, | |
1615 | * then no need for any HCI transactions. | |
1616 | */ | |
d7a5a11d MH |
1617 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && |
1618 | (cp->val == 0x02) == hci_dev_test_flag(hdev, | |
1619 | HCI_LIMITED_DISCOVERABLE)) { | |
36261547 MH |
1620 | cancel_delayed_work(&hdev->discov_off); |
1621 | hdev->discov_timeout = timeout; | |
955638ec | 1622 | |
36261547 MH |
1623 | if (cp->val && hdev->discov_timeout > 0) { |
1624 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
955638ec | 1625 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
36261547 | 1626 | to); |
955638ec MH |
1627 | } |
1628 | ||
69ab39ea | 1629 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1630 | goto failed; |
1631 | } | |
1632 | ||
2e58ef3e | 1633 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1634 | if (!cmd) { |
1635 | err = -ENOMEM; | |
73f22f62 | 1636 | goto failed; |
366a0336 | 1637 | } |
73f22f62 | 1638 | |
310a3d48 MH |
1639 | /* Cancel any potential discoverable timeout that might be |
1640 | * still active and store new timeout value. The arming of | |
1641 | * the timeout happens in the complete handler. | |
1642 | */ | |
1643 | cancel_delayed_work(&hdev->discov_off); | |
1644 | hdev->discov_timeout = timeout; | |
1645 | ||
b456f87c JH |
1646 | /* Limited discoverable mode */ |
1647 | if (cp->val == 0x02) | |
a1536da2 | 1648 | hci_dev_set_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
b456f87c | 1649 | else |
a358dc11 | 1650 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
b456f87c | 1651 | |
bfaf8c9f JH |
1652 | hci_req_init(&req, hdev); |
1653 | ||
9a43e25f JH |
1654 | /* The procedure for LE-only controllers is much simpler - just |
1655 | * update the advertising data. | |
1656 | */ | |
d7a5a11d | 1657 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
9a43e25f JH |
1658 | goto update_ad; |
1659 | ||
73f22f62 JH |
1660 | scan = SCAN_PAGE; |
1661 | ||
310a3d48 MH |
1662 | if (cp->val) { |
1663 | struct hci_cp_write_current_iac_lap hci_cp; | |
1664 | ||
1665 | if (cp->val == 0x02) { | |
1666 | /* Limited discoverable mode */ | |
33337dcb | 1667 | hci_cp.num_iac = min_t(u8, hdev->num_iac, 2); |
310a3d48 MH |
1668 | hci_cp.iac_lap[0] = 0x00; /* LIAC */ |
1669 | hci_cp.iac_lap[1] = 0x8b; | |
1670 | hci_cp.iac_lap[2] = 0x9e; | |
1671 | hci_cp.iac_lap[3] = 0x33; /* GIAC */ | |
1672 | hci_cp.iac_lap[4] = 0x8b; | |
1673 | hci_cp.iac_lap[5] = 0x9e; | |
1674 | } else { | |
1675 | /* General discoverable mode */ | |
310a3d48 MH |
1676 | hci_cp.num_iac = 1; |
1677 | hci_cp.iac_lap[0] = 0x33; /* GIAC */ | |
1678 | hci_cp.iac_lap[1] = 0x8b; | |
1679 | hci_cp.iac_lap[2] = 0x9e; | |
1680 | } | |
1681 | ||
1682 | hci_req_add(&req, HCI_OP_WRITE_CURRENT_IAC_LAP, | |
1683 | (hci_cp.num_iac * 3) + 1, &hci_cp); | |
1684 | ||
73f22f62 | 1685 | scan |= SCAN_INQUIRY; |
310a3d48 | 1686 | } else { |
a358dc11 | 1687 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
310a3d48 | 1688 | } |
73f22f62 | 1689 | |
310a3d48 | 1690 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan); |
bfaf8c9f | 1691 | |
9a43e25f JH |
1692 | update_ad: |
1693 | update_adv_data(&req); | |
1694 | ||
bfaf8c9f | 1695 | err = hci_req_run(&req, set_discoverable_complete); |
73f22f62 | 1696 | if (err < 0) |
a664b5bc | 1697 | mgmt_pending_remove(cmd); |
73f22f62 JH |
1698 | |
1699 | failed: | |
09fd0de5 | 1700 | hci_dev_unlock(hdev); |
73f22f62 JH |
1701 | return err; |
1702 | } | |
1703 | ||
406d7804 JH |
1704 | static void write_fast_connectable(struct hci_request *req, bool enable) |
1705 | { | |
bd98b996 | 1706 | struct hci_dev *hdev = req->hdev; |
406d7804 JH |
1707 | struct hci_cp_write_page_scan_activity acp; |
1708 | u8 type; | |
1709 | ||
d7a5a11d | 1710 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
547003b1 JH |
1711 | return; |
1712 | ||
4c01f8b8 JH |
1713 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
1714 | return; | |
1715 | ||
406d7804 JH |
1716 | if (enable) { |
1717 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1718 | ||
1719 | /* 160 msec page scan interval */ | |
dcf4adbf | 1720 | acp.interval = cpu_to_le16(0x0100); |
406d7804 JH |
1721 | } else { |
1722 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1723 | ||
1724 | /* default 1.28 sec page scan */ | |
dcf4adbf | 1725 | acp.interval = cpu_to_le16(0x0800); |
406d7804 JH |
1726 | } |
1727 | ||
dcf4adbf | 1728 | acp.window = cpu_to_le16(0x0012); |
406d7804 | 1729 | |
bd98b996 JH |
1730 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
1731 | __cpu_to_le16(hdev->page_scan_window) != acp.window) | |
1732 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1733 | sizeof(acp), &acp); | |
1734 | ||
1735 | if (hdev->page_scan_type != type) | |
1736 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
406d7804 JH |
1737 | } |
1738 | ||
1904a853 MH |
1739 | static void set_connectable_complete(struct hci_dev *hdev, u8 status, |
1740 | u16 opcode) | |
2b76f453 | 1741 | { |
3b0602cd | 1742 | struct mgmt_pending_cmd *cmd; |
d7b856f9 | 1743 | struct mgmt_mode *cp; |
bc6d2d04 | 1744 | bool conn_changed, discov_changed; |
2b76f453 JH |
1745 | |
1746 | BT_DBG("status 0x%02x", status); | |
1747 | ||
1748 | hci_dev_lock(hdev); | |
1749 | ||
333ae95d | 1750 | cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev); |
2b76f453 JH |
1751 | if (!cmd) |
1752 | goto unlock; | |
1753 | ||
37438c1f JH |
1754 | if (status) { |
1755 | u8 mgmt_err = mgmt_status(status); | |
a69e8375 | 1756 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
37438c1f JH |
1757 | goto remove_cmd; |
1758 | } | |
1759 | ||
d7b856f9 | 1760 | cp = cmd->param; |
bc6d2d04 | 1761 | if (cp->val) { |
238be788 MH |
1762 | conn_changed = !hci_dev_test_and_set_flag(hdev, |
1763 | HCI_CONNECTABLE); | |
bc6d2d04 JH |
1764 | discov_changed = false; |
1765 | } else { | |
a69d8927 MH |
1766 | conn_changed = hci_dev_test_and_clear_flag(hdev, |
1767 | HCI_CONNECTABLE); | |
1768 | discov_changed = hci_dev_test_and_clear_flag(hdev, | |
1769 | HCI_DISCOVERABLE); | |
bc6d2d04 | 1770 | } |
d7b856f9 | 1771 | |
2b76f453 JH |
1772 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
1773 | ||
bc6d2d04 | 1774 | if (conn_changed || discov_changed) { |
d7b856f9 | 1775 | new_settings(hdev, cmd->sk); |
1d2dc5b7 | 1776 | hci_update_page_scan(hdev); |
bc6d2d04 JH |
1777 | if (discov_changed) |
1778 | mgmt_update_adv_data(hdev); | |
2b7be33e JH |
1779 | hci_update_background_scan(hdev); |
1780 | } | |
d7b856f9 | 1781 | |
37438c1f | 1782 | remove_cmd: |
2b76f453 JH |
1783 | mgmt_pending_remove(cmd); |
1784 | ||
1785 | unlock: | |
1786 | hci_dev_unlock(hdev); | |
1787 | } | |
1788 | ||
e8ba3a1f JH |
1789 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1790 | struct sock *sk, u8 val) | |
1791 | { | |
1792 | bool changed = false; | |
1793 | int err; | |
1794 | ||
d7a5a11d | 1795 | if (!!val != hci_dev_test_flag(hdev, HCI_CONNECTABLE)) |
e8ba3a1f JH |
1796 | changed = true; |
1797 | ||
1798 | if (val) { | |
a1536da2 | 1799 | hci_dev_set_flag(hdev, HCI_CONNECTABLE); |
e8ba3a1f | 1800 | } else { |
a358dc11 MH |
1801 | hci_dev_clear_flag(hdev, HCI_CONNECTABLE); |
1802 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); | |
e8ba3a1f JH |
1803 | } |
1804 | ||
1805 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1806 | if (err < 0) | |
1807 | return err; | |
1808 | ||
562064e6 | 1809 | if (changed) { |
1d2dc5b7 | 1810 | hci_update_page_scan(hdev); |
562064e6 | 1811 | hci_update_background_scan(hdev); |
e8ba3a1f | 1812 | return new_settings(hdev, sk); |
562064e6 | 1813 | } |
e8ba3a1f JH |
1814 | |
1815 | return 0; | |
1816 | } | |
1817 | ||
bdb6d971 | 1818 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1819 | u16 len) |
9fbcbb45 | 1820 | { |
650f726d | 1821 | struct mgmt_mode *cp = data; |
3b0602cd | 1822 | struct mgmt_pending_cmd *cmd; |
2b76f453 | 1823 | struct hci_request req; |
1987fdc7 | 1824 | u8 scan; |
9fbcbb45 JH |
1825 | int err; |
1826 | ||
bdb6d971 | 1827 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1828 | |
d7a5a11d MH |
1829 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) && |
1830 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) | |
a69e8375 JH |
1831 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1832 | MGMT_STATUS_REJECTED); | |
33c525c0 | 1833 | |
a7e80f25 | 1834 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1835 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1836 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1837 | |
09fd0de5 | 1838 | hci_dev_lock(hdev); |
9fbcbb45 | 1839 | |
4b34ee78 | 1840 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1841 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1842 | goto failed; |
1843 | } | |
1844 | ||
333ae95d JH |
1845 | if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
1846 | pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { | |
a69e8375 JH |
1847 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1848 | MGMT_STATUS_BUSY); | |
9fbcbb45 JH |
1849 | goto failed; |
1850 | } | |
1851 | ||
2e58ef3e | 1852 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1853 | if (!cmd) { |
1854 | err = -ENOMEM; | |
9fbcbb45 | 1855 | goto failed; |
366a0336 | 1856 | } |
9fbcbb45 | 1857 | |
9b74246f | 1858 | hci_req_init(&req, hdev); |
9fbcbb45 | 1859 | |
9a43e25f JH |
1860 | /* If BR/EDR is not enabled and we disable advertising as a |
1861 | * by-product of disabling connectable, we need to update the | |
1862 | * advertising flags. | |
1863 | */ | |
d7a5a11d | 1864 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
9a43e25f | 1865 | if (!cp->val) { |
a358dc11 MH |
1866 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
1867 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); | |
9a43e25f JH |
1868 | } |
1869 | update_adv_data(&req); | |
1870 | } else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) { | |
9b74246f JH |
1871 | if (cp->val) { |
1872 | scan = SCAN_PAGE; | |
1873 | } else { | |
3bd27240 JH |
1874 | /* If we don't have any whitelist entries just |
1875 | * disable all scanning. If there are entries | |
1876 | * and we had both page and inquiry scanning | |
1877 | * enabled then fall back to only page scanning. | |
1878 | * Otherwise no changes are needed. | |
1879 | */ | |
1880 | if (list_empty(&hdev->whitelist)) | |
1881 | scan = SCAN_DISABLED; | |
1882 | else if (test_bit(HCI_ISCAN, &hdev->flags)) | |
1883 | scan = SCAN_PAGE; | |
1884 | else | |
1885 | goto no_scan_update; | |
9b74246f JH |
1886 | |
1887 | if (test_bit(HCI_ISCAN, &hdev->flags) && | |
8d6083fe | 1888 | hdev->discov_timeout > 0) |
9b74246f JH |
1889 | cancel_delayed_work(&hdev->discov_off); |
1890 | } | |
2b76f453 | 1891 | |
9b74246f JH |
1892 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
1893 | } | |
2b76f453 | 1894 | |
3bd27240 | 1895 | no_scan_update: |
e8b1202c | 1896 | /* Update the advertising parameters if necessary */ |
d7a5a11d | 1897 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
1987fdc7 | 1898 | enable_advertising(&req); |
1987fdc7 | 1899 | |
2b76f453 | 1900 | err = hci_req_run(&req, set_connectable_complete); |
9b74246f | 1901 | if (err < 0) { |
a664b5bc | 1902 | mgmt_pending_remove(cmd); |
9b74246f | 1903 | if (err == -ENODATA) |
a81070ba JH |
1904 | err = set_connectable_update_settings(hdev, sk, |
1905 | cp->val); | |
9b74246f JH |
1906 | goto failed; |
1907 | } | |
9fbcbb45 JH |
1908 | |
1909 | failed: | |
09fd0de5 | 1910 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1911 | return err; |
1912 | } | |
1913 | ||
b2939475 | 1914 | static int set_bondable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1915 | u16 len) |
c542a06c | 1916 | { |
650f726d | 1917 | struct mgmt_mode *cp = data; |
55594356 | 1918 | bool changed; |
c542a06c JH |
1919 | int err; |
1920 | ||
bdb6d971 | 1921 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1922 | |
a7e80f25 | 1923 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1924 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BONDABLE, |
1925 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1926 | |
09fd0de5 | 1927 | hci_dev_lock(hdev); |
c542a06c JH |
1928 | |
1929 | if (cp->val) | |
238be788 | 1930 | changed = !hci_dev_test_and_set_flag(hdev, HCI_BONDABLE); |
c542a06c | 1931 | else |
a69d8927 | 1932 | changed = hci_dev_test_and_clear_flag(hdev, HCI_BONDABLE); |
c542a06c | 1933 | |
b2939475 | 1934 | err = send_settings_rsp(sk, MGMT_OP_SET_BONDABLE, hdev); |
c542a06c | 1935 | if (err < 0) |
55594356 | 1936 | goto unlock; |
c542a06c | 1937 | |
55594356 MH |
1938 | if (changed) |
1939 | err = new_settings(hdev, sk); | |
c542a06c | 1940 | |
55594356 | 1941 | unlock: |
09fd0de5 | 1942 | hci_dev_unlock(hdev); |
c542a06c JH |
1943 | return err; |
1944 | } | |
1945 | ||
04124681 GP |
1946 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1947 | u16 len) | |
33ef95ed JH |
1948 | { |
1949 | struct mgmt_mode *cp = data; | |
3b0602cd | 1950 | struct mgmt_pending_cmd *cmd; |
e6fe7986 | 1951 | u8 val, status; |
33ef95ed JH |
1952 | int err; |
1953 | ||
bdb6d971 | 1954 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1955 | |
e6fe7986 JH |
1956 | status = mgmt_bredr_support(hdev); |
1957 | if (status) | |
a69e8375 JH |
1958 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
1959 | status); | |
33c525c0 | 1960 | |
a7e80f25 | 1961 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1962 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
1963 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1964 | |
33ef95ed JH |
1965 | hci_dev_lock(hdev); |
1966 | ||
4b34ee78 | 1967 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1968 | bool changed = false; |
1969 | ||
d7a5a11d | 1970 | if (!!cp->val != hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) { |
ce05d603 | 1971 | hci_dev_change_flag(hdev, HCI_LINK_SECURITY); |
47990ea0 JH |
1972 | changed = true; |
1973 | } | |
1974 | ||
1975 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1976 | if (err < 0) | |
1977 | goto failed; | |
1978 | ||
1979 | if (changed) | |
1980 | err = new_settings(hdev, sk); | |
1981 | ||
33ef95ed JH |
1982 | goto failed; |
1983 | } | |
1984 | ||
333ae95d | 1985 | if (pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { |
a69e8375 JH |
1986 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
1987 | MGMT_STATUS_BUSY); | |
33ef95ed JH |
1988 | goto failed; |
1989 | } | |
1990 | ||
1991 | val = !!cp->val; | |
1992 | ||
1993 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1994 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1995 | goto failed; | |
1996 | } | |
1997 | ||
1998 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1999 | if (!cmd) { | |
2000 | err = -ENOMEM; | |
2001 | goto failed; | |
2002 | } | |
2003 | ||
2004 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
2005 | if (err < 0) { | |
2006 | mgmt_pending_remove(cmd); | |
2007 | goto failed; | |
2008 | } | |
2009 | ||
2010 | failed: | |
2011 | hci_dev_unlock(hdev); | |
33ef95ed JH |
2012 | return err; |
2013 | } | |
2014 | ||
bdb6d971 | 2015 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
2016 | { |
2017 | struct mgmt_mode *cp = data; | |
3b0602cd | 2018 | struct mgmt_pending_cmd *cmd; |
72ef0c1a | 2019 | u8 status; |
ed2c4ee3 JH |
2020 | int err; |
2021 | ||
bdb6d971 | 2022 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 2023 | |
cdba5281 MH |
2024 | status = mgmt_bredr_support(hdev); |
2025 | if (status) | |
a69e8375 | 2026 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); |
cdba5281 | 2027 | |
13ecd8b6 | 2028 | if (!lmp_ssp_capable(hdev)) |
a69e8375 JH |
2029 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
2030 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 2031 | |
a7e80f25 | 2032 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
2033 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
2034 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 2035 | |
13ecd8b6 | 2036 | hci_dev_lock(hdev); |
6c8f12c1 | 2037 | |
4b34ee78 | 2038 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 2039 | bool changed; |
c0ecddc2 | 2040 | |
9ecb3e24 | 2041 | if (cp->val) { |
238be788 MH |
2042 | changed = !hci_dev_test_and_set_flag(hdev, |
2043 | HCI_SSP_ENABLED); | |
9ecb3e24 | 2044 | } else { |
a69d8927 MH |
2045 | changed = hci_dev_test_and_clear_flag(hdev, |
2046 | HCI_SSP_ENABLED); | |
9ecb3e24 | 2047 | if (!changed) |
a69d8927 MH |
2048 | changed = hci_dev_test_and_clear_flag(hdev, |
2049 | HCI_HS_ENABLED); | |
9ecb3e24 | 2050 | else |
a358dc11 | 2051 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
c0ecddc2 JH |
2052 | } |
2053 | ||
2054 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
2055 | if (err < 0) | |
2056 | goto failed; | |
2057 | ||
2058 | if (changed) | |
2059 | err = new_settings(hdev, sk); | |
2060 | ||
ed2c4ee3 JH |
2061 | goto failed; |
2062 | } | |
2063 | ||
333ae95d | 2064 | if (pending_find(MGMT_OP_SET_SSP, hdev)) { |
a69e8375 JH |
2065 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
2066 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
2067 | goto failed; |
2068 | } | |
2069 | ||
d7a5a11d | 2070 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
ed2c4ee3 JH |
2071 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
2072 | goto failed; | |
2073 | } | |
2074 | ||
2075 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
2076 | if (!cmd) { | |
2077 | err = -ENOMEM; | |
2078 | goto failed; | |
2079 | } | |
2080 | ||
d7a5a11d | 2081 | if (!cp->val && hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) |
3769972b JH |
2082 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, |
2083 | sizeof(cp->val), &cp->val); | |
2084 | ||
72ef0c1a | 2085 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
2086 | if (err < 0) { |
2087 | mgmt_pending_remove(cmd); | |
2088 | goto failed; | |
2089 | } | |
2090 | ||
2091 | failed: | |
2092 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
2093 | return err; |
2094 | } | |
2095 | ||
bdb6d971 | 2096 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
2097 | { |
2098 | struct mgmt_mode *cp = data; | |
ee392693 | 2099 | bool changed; |
e6fe7986 | 2100 | u8 status; |
ee392693 | 2101 | int err; |
6d80dfd0 | 2102 | |
bdb6d971 | 2103 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 2104 | |
e6fe7986 JH |
2105 | status = mgmt_bredr_support(hdev); |
2106 | if (status) | |
a69e8375 | 2107 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); |
6d80dfd0 | 2108 | |
9ecb3e24 | 2109 | if (!lmp_ssp_capable(hdev)) |
a69e8375 JH |
2110 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
2111 | MGMT_STATUS_NOT_SUPPORTED); | |
9ecb3e24 | 2112 | |
d7a5a11d | 2113 | if (!hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
a69e8375 JH |
2114 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
2115 | MGMT_STATUS_REJECTED); | |
9ecb3e24 | 2116 | |
a7e80f25 | 2117 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
2118 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
2119 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 2120 | |
ee392693 MH |
2121 | hci_dev_lock(hdev); |
2122 | ||
333ae95d | 2123 | if (pending_find(MGMT_OP_SET_SSP, hdev)) { |
a69e8375 JH |
2124 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
2125 | MGMT_STATUS_BUSY); | |
a2cb01de JH |
2126 | goto unlock; |
2127 | } | |
2128 | ||
a0cdf960 | 2129 | if (cp->val) { |
238be788 | 2130 | changed = !hci_dev_test_and_set_flag(hdev, HCI_HS_ENABLED); |
a0cdf960 MH |
2131 | } else { |
2132 | if (hdev_is_powered(hdev)) { | |
a69e8375 JH |
2133 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
2134 | MGMT_STATUS_REJECTED); | |
a0cdf960 MH |
2135 | goto unlock; |
2136 | } | |
2137 | ||
a69d8927 | 2138 | changed = hci_dev_test_and_clear_flag(hdev, HCI_HS_ENABLED); |
a0cdf960 | 2139 | } |
ee392693 MH |
2140 | |
2141 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
2142 | if (err < 0) | |
2143 | goto unlock; | |
2144 | ||
2145 | if (changed) | |
2146 | err = new_settings(hdev, sk); | |
6d80dfd0 | 2147 | |
ee392693 MH |
2148 | unlock: |
2149 | hci_dev_unlock(hdev); | |
2150 | return err; | |
6d80dfd0 JH |
2151 | } |
2152 | ||
1904a853 | 2153 | static void le_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
416a4ae5 JH |
2154 | { |
2155 | struct cmd_lookup match = { NULL, hdev }; | |
2156 | ||
3ad67582 JK |
2157 | hci_dev_lock(hdev); |
2158 | ||
416a4ae5 JH |
2159 | if (status) { |
2160 | u8 mgmt_err = mgmt_status(status); | |
2161 | ||
2162 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
2163 | &mgmt_err); | |
3ad67582 | 2164 | goto unlock; |
416a4ae5 JH |
2165 | } |
2166 | ||
2167 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
2168 | ||
2169 | new_settings(hdev, match.sk); | |
2170 | ||
2171 | if (match.sk) | |
2172 | sock_put(match.sk); | |
441ad2d0 MH |
2173 | |
2174 | /* Make sure the controller has a good default for | |
2175 | * advertising data. Restrict the update to when LE | |
2176 | * has actually been enabled. During power on, the | |
2177 | * update in powered_update_hci will take care of it. | |
2178 | */ | |
d7a5a11d | 2179 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { |
441ad2d0 MH |
2180 | struct hci_request req; |
2181 | ||
441ad2d0 | 2182 | hci_req_init(&req, hdev); |
5947f4bc | 2183 | update_adv_data(&req); |
f14d8f64 | 2184 | update_scan_rsp_data(&req); |
2cf22218 | 2185 | __hci_update_background_scan(&req); |
441ad2d0 | 2186 | hci_req_run(&req, NULL); |
441ad2d0 | 2187 | } |
3ad67582 JK |
2188 | |
2189 | unlock: | |
2190 | hci_dev_unlock(hdev); | |
416a4ae5 JH |
2191 | } |
2192 | ||
bdb6d971 | 2193 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
2194 | { |
2195 | struct mgmt_mode *cp = data; | |
2196 | struct hci_cp_write_le_host_supported hci_cp; | |
3b0602cd | 2197 | struct mgmt_pending_cmd *cmd; |
416a4ae5 | 2198 | struct hci_request req; |
06199cf8 | 2199 | int err; |
0b60eba1 | 2200 | u8 val, enabled; |
06199cf8 | 2201 | |
bdb6d971 | 2202 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 2203 | |
13ecd8b6 | 2204 | if (!lmp_le_capable(hdev)) |
a69e8375 JH |
2205 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
2206 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 2207 | |
a7e80f25 | 2208 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
2209 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
2210 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 2211 | |
c73eee91 | 2212 | /* LE-only devices do not allow toggling LE on/off */ |
d7a5a11d | 2213 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
a69e8375 JH |
2214 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
2215 | MGMT_STATUS_REJECTED); | |
c73eee91 | 2216 | |
13ecd8b6 | 2217 | hci_dev_lock(hdev); |
06199cf8 JH |
2218 | |
2219 | val = !!cp->val; | |
ffa88e02 | 2220 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 2221 | |
0b60eba1 | 2222 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
2223 | bool changed = false; |
2224 | ||
d7a5a11d | 2225 | if (val != hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { |
ce05d603 | 2226 | hci_dev_change_flag(hdev, HCI_LE_ENABLED); |
06199cf8 JH |
2227 | changed = true; |
2228 | } | |
2229 | ||
d7a5a11d | 2230 | if (!val && hci_dev_test_flag(hdev, HCI_ADVERTISING)) { |
a358dc11 | 2231 | hci_dev_clear_flag(hdev, HCI_ADVERTISING); |
eeca6f89 JH |
2232 | changed = true; |
2233 | } | |
2234 | ||
06199cf8 JH |
2235 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
2236 | if (err < 0) | |
1de028ce | 2237 | goto unlock; |
06199cf8 JH |
2238 | |
2239 | if (changed) | |
2240 | err = new_settings(hdev, sk); | |
2241 | ||
1de028ce | 2242 | goto unlock; |
06199cf8 JH |
2243 | } |
2244 | ||
333ae95d JH |
2245 | if (pending_find(MGMT_OP_SET_LE, hdev) || |
2246 | pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
a69e8375 JH |
2247 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
2248 | MGMT_STATUS_BUSY); | |
1de028ce | 2249 | goto unlock; |
06199cf8 JH |
2250 | } |
2251 | ||
2252 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
2253 | if (!cmd) { | |
2254 | err = -ENOMEM; | |
1de028ce | 2255 | goto unlock; |
06199cf8 JH |
2256 | } |
2257 | ||
441ad2d0 MH |
2258 | hci_req_init(&req, hdev); |
2259 | ||
06199cf8 JH |
2260 | memset(&hci_cp, 0, sizeof(hci_cp)); |
2261 | ||
2262 | if (val) { | |
2263 | hci_cp.le = val; | |
32226e4f | 2264 | hci_cp.simul = 0x00; |
441ad2d0 | 2265 | } else { |
d7a5a11d | 2266 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
441ad2d0 | 2267 | disable_advertising(&req); |
06199cf8 JH |
2268 | } |
2269 | ||
416a4ae5 JH |
2270 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
2271 | &hci_cp); | |
2272 | ||
2273 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 2274 | if (err < 0) |
06199cf8 | 2275 | mgmt_pending_remove(cmd); |
06199cf8 | 2276 | |
1de028ce JH |
2277 | unlock: |
2278 | hci_dev_unlock(hdev); | |
06199cf8 JH |
2279 | return err; |
2280 | } | |
2281 | ||
0cab9c80 JH |
2282 | /* This is a helper function to test for pending mgmt commands that can |
2283 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
2284 | * mgmt command at a time since otherwise we cannot easily track what | |
2285 | * the current values are, will be, and based on that calculate if a new | |
2286 | * HCI command needs to be sent and if yes with what value. | |
2287 | */ | |
2288 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
2289 | { | |
3b0602cd | 2290 | struct mgmt_pending_cmd *cmd; |
0cab9c80 JH |
2291 | |
2292 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
2293 | switch (cmd->opcode) { | |
2294 | case MGMT_OP_ADD_UUID: | |
2295 | case MGMT_OP_REMOVE_UUID: | |
2296 | case MGMT_OP_SET_DEV_CLASS: | |
2297 | case MGMT_OP_SET_POWERED: | |
2298 | return true; | |
2299 | } | |
2300 | } | |
2301 | ||
2302 | return false; | |
2303 | } | |
2304 | ||
83be8eca JH |
2305 | static const u8 bluetooth_base_uuid[] = { |
2306 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
2307 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2308 | }; | |
2309 | ||
2310 | static u8 get_uuid_size(const u8 *uuid) | |
2311 | { | |
2312 | u32 val; | |
2313 | ||
2314 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
2315 | return 128; | |
2316 | ||
2317 | val = get_unaligned_le32(&uuid[12]); | |
2318 | if (val > 0xffff) | |
2319 | return 32; | |
2320 | ||
2321 | return 16; | |
2322 | } | |
2323 | ||
92da6097 JH |
2324 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
2325 | { | |
3b0602cd | 2326 | struct mgmt_pending_cmd *cmd; |
92da6097 JH |
2327 | |
2328 | hci_dev_lock(hdev); | |
2329 | ||
333ae95d | 2330 | cmd = pending_find(mgmt_op, hdev); |
92da6097 JH |
2331 | if (!cmd) |
2332 | goto unlock; | |
2333 | ||
2a1afb5a JH |
2334 | mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, |
2335 | mgmt_status(status), hdev->dev_class, 3); | |
92da6097 JH |
2336 | |
2337 | mgmt_pending_remove(cmd); | |
2338 | ||
2339 | unlock: | |
2340 | hci_dev_unlock(hdev); | |
2341 | } | |
2342 | ||
1904a853 | 2343 | static void add_uuid_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
92da6097 JH |
2344 | { |
2345 | BT_DBG("status 0x%02x", status); | |
2346 | ||
2347 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
2348 | } | |
2349 | ||
bdb6d971 | 2350 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 2351 | { |
650f726d | 2352 | struct mgmt_cp_add_uuid *cp = data; |
3b0602cd | 2353 | struct mgmt_pending_cmd *cmd; |
890ea898 | 2354 | struct hci_request req; |
2aeb9a1a | 2355 | struct bt_uuid *uuid; |
2aeb9a1a JH |
2356 | int err; |
2357 | ||
bdb6d971 | 2358 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2359 | |
09fd0de5 | 2360 | hci_dev_lock(hdev); |
2aeb9a1a | 2361 | |
0cab9c80 | 2362 | if (pending_eir_or_class(hdev)) { |
a69e8375 JH |
2363 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
2364 | MGMT_STATUS_BUSY); | |
c95f0ba7 JH |
2365 | goto failed; |
2366 | } | |
2367 | ||
92c4c204 | 2368 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
2369 | if (!uuid) { |
2370 | err = -ENOMEM; | |
2371 | goto failed; | |
2372 | } | |
2373 | ||
2374 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 2375 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 2376 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 2377 | |
de66aa63 | 2378 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 2379 | |
890ea898 | 2380 | hci_req_init(&req, hdev); |
1aff6f09 | 2381 | |
890ea898 JH |
2382 | update_class(&req); |
2383 | update_eir(&req); | |
2384 | ||
92da6097 JH |
2385 | err = hci_req_run(&req, add_uuid_complete); |
2386 | if (err < 0) { | |
2387 | if (err != -ENODATA) | |
2388 | goto failed; | |
80a1e1db | 2389 | |
2a1afb5a JH |
2390 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
2391 | hdev->dev_class, 3); | |
90e70454 JH |
2392 | goto failed; |
2393 | } | |
2394 | ||
2395 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 2396 | if (!cmd) { |
90e70454 | 2397 | err = -ENOMEM; |
890ea898 JH |
2398 | goto failed; |
2399 | } | |
2400 | ||
2401 | err = 0; | |
2aeb9a1a JH |
2402 | |
2403 | failed: | |
09fd0de5 | 2404 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2405 | return err; |
2406 | } | |
2407 | ||
24b78d0f JH |
2408 | static bool enable_service_cache(struct hci_dev *hdev) |
2409 | { | |
2410 | if (!hdev_is_powered(hdev)) | |
2411 | return false; | |
2412 | ||
238be788 | 2413 | if (!hci_dev_test_and_set_flag(hdev, HCI_SERVICE_CACHE)) { |
46818ed5 JH |
2414 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
2415 | CACHE_TIMEOUT); | |
24b78d0f JH |
2416 | return true; |
2417 | } | |
2418 | ||
2419 | return false; | |
2420 | } | |
2421 | ||
1904a853 | 2422 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
92da6097 JH |
2423 | { |
2424 | BT_DBG("status 0x%02x", status); | |
2425 | ||
2426 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
2427 | } | |
2428 | ||
bdb6d971 | 2429 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2430 | u16 len) |
2aeb9a1a | 2431 | { |
650f726d | 2432 | struct mgmt_cp_remove_uuid *cp = data; |
3b0602cd | 2433 | struct mgmt_pending_cmd *cmd; |
056341c8 | 2434 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 2435 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 2436 | struct hci_request req; |
2aeb9a1a JH |
2437 | int err, found; |
2438 | ||
bdb6d971 | 2439 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2440 | |
09fd0de5 | 2441 | hci_dev_lock(hdev); |
2aeb9a1a | 2442 | |
0cab9c80 | 2443 | if (pending_eir_or_class(hdev)) { |
a69e8375 JH |
2444 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
2445 | MGMT_STATUS_BUSY); | |
c95f0ba7 JH |
2446 | goto unlock; |
2447 | } | |
2448 | ||
2aeb9a1a | 2449 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
35f7498a | 2450 | hci_uuids_clear(hdev); |
4004b6d9 | 2451 | |
24b78d0f | 2452 | if (enable_service_cache(hdev)) { |
2a1afb5a JH |
2453 | err = mgmt_cmd_complete(sk, hdev->id, |
2454 | MGMT_OP_REMOVE_UUID, | |
2455 | 0, hdev->dev_class, 3); | |
24b78d0f JH |
2456 | goto unlock; |
2457 | } | |
4004b6d9 | 2458 | |
9246a869 | 2459 | goto update_class; |
2aeb9a1a JH |
2460 | } |
2461 | ||
2462 | found = 0; | |
2463 | ||
056341c8 | 2464 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
2465 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
2466 | continue; | |
2467 | ||
2468 | list_del(&match->list); | |
482049f7 | 2469 | kfree(match); |
2aeb9a1a JH |
2470 | found++; |
2471 | } | |
2472 | ||
2473 | if (found == 0) { | |
a69e8375 JH |
2474 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
2475 | MGMT_STATUS_INVALID_PARAMS); | |
2aeb9a1a JH |
2476 | goto unlock; |
2477 | } | |
2478 | ||
9246a869 | 2479 | update_class: |
890ea898 | 2480 | hci_req_init(&req, hdev); |
1aff6f09 | 2481 | |
890ea898 JH |
2482 | update_class(&req); |
2483 | update_eir(&req); | |
2484 | ||
92da6097 JH |
2485 | err = hci_req_run(&req, remove_uuid_complete); |
2486 | if (err < 0) { | |
2487 | if (err != -ENODATA) | |
2488 | goto unlock; | |
80a1e1db | 2489 | |
2a1afb5a JH |
2490 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
2491 | hdev->dev_class, 3); | |
90e70454 JH |
2492 | goto unlock; |
2493 | } | |
2494 | ||
2495 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 2496 | if (!cmd) { |
90e70454 | 2497 | err = -ENOMEM; |
890ea898 JH |
2498 | goto unlock; |
2499 | } | |
2500 | ||
2501 | err = 0; | |
2aeb9a1a JH |
2502 | |
2503 | unlock: | |
09fd0de5 | 2504 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2505 | return err; |
2506 | } | |
2507 | ||
1904a853 | 2508 | static void set_class_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
92da6097 JH |
2509 | { |
2510 | BT_DBG("status 0x%02x", status); | |
2511 | ||
2512 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
2513 | } | |
2514 | ||
bdb6d971 | 2515 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2516 | u16 len) |
1aff6f09 | 2517 | { |
650f726d | 2518 | struct mgmt_cp_set_dev_class *cp = data; |
3b0602cd | 2519 | struct mgmt_pending_cmd *cmd; |
890ea898 | 2520 | struct hci_request req; |
1aff6f09 JH |
2521 | int err; |
2522 | ||
bdb6d971 | 2523 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 2524 | |
6203fc98 | 2525 | if (!lmp_bredr_capable(hdev)) |
a69e8375 JH |
2526 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2527 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2528 | |
0cab9c80 | 2529 | hci_dev_lock(hdev); |
ee98f473 | 2530 | |
0cab9c80 | 2531 | if (pending_eir_or_class(hdev)) { |
a69e8375 JH |
2532 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2533 | MGMT_STATUS_BUSY); | |
0cab9c80 JH |
2534 | goto unlock; |
2535 | } | |
c95f0ba7 | 2536 | |
0cab9c80 | 2537 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
a69e8375 JH |
2538 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2539 | MGMT_STATUS_INVALID_PARAMS); | |
0cab9c80 JH |
2540 | goto unlock; |
2541 | } | |
575b3a02 | 2542 | |
932f5ff5 JH |
2543 | hdev->major_class = cp->major; |
2544 | hdev->minor_class = cp->minor; | |
2545 | ||
b5235a65 | 2546 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
2547 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
2548 | hdev->dev_class, 3); | |
b5235a65 JH |
2549 | goto unlock; |
2550 | } | |
2551 | ||
890ea898 JH |
2552 | hci_req_init(&req, hdev); |
2553 | ||
a69d8927 | 2554 | if (hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) { |
7d78525d JH |
2555 | hci_dev_unlock(hdev); |
2556 | cancel_delayed_work_sync(&hdev->service_cache); | |
2557 | hci_dev_lock(hdev); | |
890ea898 | 2558 | update_eir(&req); |
7d78525d | 2559 | } |
14c0b608 | 2560 | |
890ea898 JH |
2561 | update_class(&req); |
2562 | ||
92da6097 JH |
2563 | err = hci_req_run(&req, set_class_complete); |
2564 | if (err < 0) { | |
2565 | if (err != -ENODATA) | |
2566 | goto unlock; | |
1aff6f09 | 2567 | |
2a1afb5a JH |
2568 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
2569 | hdev->dev_class, 3); | |
90e70454 JH |
2570 | goto unlock; |
2571 | } | |
2572 | ||
2573 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2574 | if (!cmd) { |
90e70454 | 2575 | err = -ENOMEM; |
890ea898 JH |
2576 | goto unlock; |
2577 | } | |
2578 | ||
2579 | err = 0; | |
1aff6f09 | 2580 | |
b5235a65 | 2581 | unlock: |
09fd0de5 | 2582 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2583 | return err; |
2584 | } | |
2585 | ||
bdb6d971 | 2586 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2587 | u16 len) |
55ed8ca1 | 2588 | { |
650f726d | 2589 | struct mgmt_cp_load_link_keys *cp = data; |
ba1d6936 JH |
2590 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
2591 | sizeof(struct mgmt_link_key_info)); | |
4e51eae9 | 2592 | u16 key_count, expected_len; |
b1de97d8 | 2593 | bool changed; |
a492cd52 | 2594 | int i; |
55ed8ca1 | 2595 | |
9060d5cf MH |
2596 | BT_DBG("request for %s", hdev->name); |
2597 | ||
2598 | if (!lmp_bredr_capable(hdev)) | |
a69e8375 JH |
2599 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2600 | MGMT_STATUS_NOT_SUPPORTED); | |
9060d5cf | 2601 | |
1f350c87 | 2602 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
2603 | if (key_count > max_key_count) { |
2604 | BT_ERR("load_link_keys: too big key_count value %u", | |
2605 | key_count); | |
a69e8375 JH |
2606 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2607 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 2608 | } |
55ed8ca1 | 2609 | |
86742e1e JH |
2610 | expected_len = sizeof(*cp) + key_count * |
2611 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2612 | if (expected_len != len) { |
86742e1e | 2613 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
2606ecbc | 2614 | expected_len, len); |
a69e8375 JH |
2615 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2616 | MGMT_STATUS_INVALID_PARAMS); | |
55ed8ca1 JH |
2617 | } |
2618 | ||
4ae14301 | 2619 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
a69e8375 JH |
2620 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2621 | MGMT_STATUS_INVALID_PARAMS); | |
4ae14301 | 2622 | |
bdb6d971 | 2623 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2624 | key_count); |
55ed8ca1 | 2625 | |
4ee71b20 JH |
2626 | for (i = 0; i < key_count; i++) { |
2627 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2628 | ||
8e991132 | 2629 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
a69e8375 JH |
2630 | return mgmt_cmd_status(sk, hdev->id, |
2631 | MGMT_OP_LOAD_LINK_KEYS, | |
2632 | MGMT_STATUS_INVALID_PARAMS); | |
4ee71b20 JH |
2633 | } |
2634 | ||
09fd0de5 | 2635 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2636 | |
2637 | hci_link_keys_clear(hdev); | |
2638 | ||
55ed8ca1 | 2639 | if (cp->debug_keys) |
238be788 | 2640 | changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS); |
55ed8ca1 | 2641 | else |
a69d8927 MH |
2642 | changed = hci_dev_test_and_clear_flag(hdev, |
2643 | HCI_KEEP_DEBUG_KEYS); | |
b1de97d8 MH |
2644 | |
2645 | if (changed) | |
2646 | new_settings(hdev, NULL); | |
55ed8ca1 | 2647 | |
a492cd52 | 2648 | for (i = 0; i < key_count; i++) { |
86742e1e | 2649 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2650 | |
58e9293c JH |
2651 | /* Always ignore debug keys and require a new pairing if |
2652 | * the user wants to use them. | |
2653 | */ | |
2654 | if (key->type == HCI_LK_DEBUG_COMBINATION) | |
2655 | continue; | |
2656 | ||
7652ff6a JH |
2657 | hci_add_link_key(hdev, NULL, &key->addr.bdaddr, key->val, |
2658 | key->type, key->pin_len, NULL); | |
55ed8ca1 JH |
2659 | } |
2660 | ||
2a1afb5a | 2661 | mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2662 | |
09fd0de5 | 2663 | hci_dev_unlock(hdev); |
55ed8ca1 | 2664 | |
a492cd52 | 2665 | return 0; |
55ed8ca1 JH |
2666 | } |
2667 | ||
b1078ad0 | 2668 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2669 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2670 | { |
2671 | struct mgmt_ev_device_unpaired ev; | |
2672 | ||
2673 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2674 | ev.addr.type = addr_type; | |
2675 | ||
2676 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2677 | skip_sk); |
b1078ad0 JH |
2678 | } |
2679 | ||
bdb6d971 | 2680 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2681 | u16 len) |
55ed8ca1 | 2682 | { |
124f6e35 JH |
2683 | struct mgmt_cp_unpair_device *cp = data; |
2684 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e | 2685 | struct hci_cp_disconnect dc; |
3b0602cd | 2686 | struct mgmt_pending_cmd *cmd; |
55ed8ca1 | 2687 | struct hci_conn *conn; |
55ed8ca1 JH |
2688 | int err; |
2689 | ||
a8a1d19e | 2690 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2691 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2692 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2693 | |
4ee71b20 | 2694 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
2695 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2696 | MGMT_STATUS_INVALID_PARAMS, | |
2697 | &rp, sizeof(rp)); | |
4ee71b20 | 2698 | |
118da70b | 2699 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2a1afb5a JH |
2700 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2701 | MGMT_STATUS_INVALID_PARAMS, | |
2702 | &rp, sizeof(rp)); | |
118da70b | 2703 | |
4ee71b20 JH |
2704 | hci_dev_lock(hdev); |
2705 | ||
86a8cfc6 | 2706 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
2707 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2708 | MGMT_STATUS_NOT_POWERED, &rp, | |
2709 | sizeof(rp)); | |
86a8cfc6 JH |
2710 | goto unlock; |
2711 | } | |
2712 | ||
e0b2b27e | 2713 | if (cp->addr.type == BDADDR_BREDR) { |
89cbb063 AA |
2714 | /* If disconnection is requested, then look up the |
2715 | * connection. If the remote device is connected, it | |
2716 | * will be later used to terminate the link. | |
2717 | * | |
2718 | * Setting it to NULL explicitly will cause no | |
2719 | * termination of the link. | |
2720 | */ | |
2721 | if (cp->disconnect) | |
2722 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
2723 | &cp->addr.bdaddr); | |
2724 | else | |
2725 | conn = NULL; | |
2726 | ||
124f6e35 | 2727 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
e0b2b27e JH |
2728 | } else { |
2729 | u8 addr_type; | |
2730 | ||
89cbb063 AA |
2731 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, |
2732 | &cp->addr.bdaddr); | |
2733 | if (conn) { | |
2734 | /* Defer clearing up the connection parameters | |
2735 | * until closing to give a chance of keeping | |
2736 | * them if a repairing happens. | |
2737 | */ | |
2738 | set_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); | |
2739 | ||
2740 | /* If disconnection is not requested, then | |
2741 | * clear the connection variable so that the | |
2742 | * link is not terminated. | |
2743 | */ | |
2744 | if (!cp->disconnect) | |
2745 | conn = NULL; | |
2746 | } | |
2747 | ||
e0b2b27e JH |
2748 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
2749 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2750 | else | |
2751 | addr_type = ADDR_LE_DEV_RANDOM; | |
2752 | ||
a7ec7338 JH |
2753 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); |
2754 | ||
e0b2b27e JH |
2755 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); |
2756 | } | |
b0dbfb46 | 2757 | |
55ed8ca1 | 2758 | if (err < 0) { |
2a1afb5a JH |
2759 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2760 | MGMT_STATUS_NOT_PAIRED, &rp, | |
2761 | sizeof(rp)); | |
55ed8ca1 JH |
2762 | goto unlock; |
2763 | } | |
2764 | ||
89cbb063 AA |
2765 | /* If the connection variable is set, then termination of the |
2766 | * link is requested. | |
2767 | */ | |
a8a1d19e | 2768 | if (!conn) { |
2a1afb5a JH |
2769 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
2770 | &rp, sizeof(rp)); | |
b1078ad0 | 2771 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2772 | goto unlock; |
2773 | } | |
55ed8ca1 | 2774 | |
124f6e35 | 2775 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2776 | sizeof(*cp)); |
a8a1d19e JH |
2777 | if (!cmd) { |
2778 | err = -ENOMEM; | |
2779 | goto unlock; | |
55ed8ca1 JH |
2780 | } |
2781 | ||
d8b7b1e4 JH |
2782 | cmd->cmd_complete = addr_cmd_complete; |
2783 | ||
eb55ef07 | 2784 | dc.handle = cpu_to_le16(conn->handle); |
a8a1d19e JH |
2785 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
2786 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2787 | if (err < 0) | |
2788 | mgmt_pending_remove(cmd); | |
2789 | ||
55ed8ca1 | 2790 | unlock: |
09fd0de5 | 2791 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2792 | return err; |
2793 | } | |
2794 | ||
bdb6d971 | 2795 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2796 | u16 len) |
8962ee74 | 2797 | { |
650f726d | 2798 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2799 | struct mgmt_rp_disconnect rp; |
3b0602cd | 2800 | struct mgmt_pending_cmd *cmd; |
8962ee74 | 2801 | struct hci_conn *conn; |
8962ee74 JH |
2802 | int err; |
2803 | ||
2804 | BT_DBG(""); | |
2805 | ||
06a63b19 JH |
2806 | memset(&rp, 0, sizeof(rp)); |
2807 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2808 | rp.addr.type = cp->addr.type; | |
2809 | ||
4ee71b20 | 2810 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
2811 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2812 | MGMT_STATUS_INVALID_PARAMS, | |
2813 | &rp, sizeof(rp)); | |
4ee71b20 | 2814 | |
09fd0de5 | 2815 | hci_dev_lock(hdev); |
8962ee74 JH |
2816 | |
2817 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
2a1afb5a JH |
2818 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2819 | MGMT_STATUS_NOT_POWERED, &rp, | |
2820 | sizeof(rp)); | |
8962ee74 JH |
2821 | goto failed; |
2822 | } | |
2823 | ||
333ae95d | 2824 | if (pending_find(MGMT_OP_DISCONNECT, hdev)) { |
2a1afb5a JH |
2825 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2826 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2827 | goto failed; |
2828 | } | |
2829 | ||
591f47f3 | 2830 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2831 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2832 | &cp->addr.bdaddr); | |
88c3df13 JH |
2833 | else |
2834 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 2835 | |
f960727e | 2836 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
2a1afb5a JH |
2837 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2838 | MGMT_STATUS_NOT_CONNECTED, &rp, | |
2839 | sizeof(rp)); | |
8962ee74 JH |
2840 | goto failed; |
2841 | } | |
2842 | ||
2e58ef3e | 2843 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2844 | if (!cmd) { |
2845 | err = -ENOMEM; | |
8962ee74 | 2846 | goto failed; |
366a0336 | 2847 | } |
8962ee74 | 2848 | |
f5818c22 JH |
2849 | cmd->cmd_complete = generic_cmd_complete; |
2850 | ||
e3f2f92a | 2851 | err = hci_disconnect(conn, HCI_ERROR_REMOTE_USER_TERM); |
8962ee74 | 2852 | if (err < 0) |
a664b5bc | 2853 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2854 | |
2855 | failed: | |
09fd0de5 | 2856 | hci_dev_unlock(hdev); |
8962ee74 JH |
2857 | return err; |
2858 | } | |
2859 | ||
57c1477c | 2860 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2861 | { |
2862 | switch (link_type) { | |
2863 | case LE_LINK: | |
48264f06 JH |
2864 | switch (addr_type) { |
2865 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2866 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2867 | |
48264f06 | 2868 | default: |
0ed09148 | 2869 | /* Fallback to LE Random address type */ |
591f47f3 | 2870 | return BDADDR_LE_RANDOM; |
48264f06 | 2871 | } |
0ed09148 | 2872 | |
4c659c39 | 2873 | default: |
0ed09148 | 2874 | /* Fallback to BR/EDR type */ |
591f47f3 | 2875 | return BDADDR_BREDR; |
4c659c39 JH |
2876 | } |
2877 | } | |
2878 | ||
04124681 GP |
2879 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2880 | u16 data_len) | |
2784eb41 | 2881 | { |
2784eb41 | 2882 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2883 | struct hci_conn *c; |
a38528f1 | 2884 | size_t rp_len; |
60fc5fb6 JH |
2885 | int err; |
2886 | u16 i; | |
2784eb41 JH |
2887 | |
2888 | BT_DBG(""); | |
2889 | ||
09fd0de5 | 2890 | hci_dev_lock(hdev); |
2784eb41 | 2891 | |
5f97c1df | 2892 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
2893 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
2894 | MGMT_STATUS_NOT_POWERED); | |
5f97c1df JH |
2895 | goto unlock; |
2896 | } | |
2897 | ||
60fc5fb6 | 2898 | i = 0; |
b644ba33 JH |
2899 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2900 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2901 | i++; |
2784eb41 JH |
2902 | } |
2903 | ||
60fc5fb6 | 2904 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2905 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2906 | if (!rp) { |
2784eb41 JH |
2907 | err = -ENOMEM; |
2908 | goto unlock; | |
2909 | } | |
2910 | ||
2784eb41 | 2911 | i = 0; |
4c659c39 | 2912 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2913 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2914 | continue; | |
4c659c39 | 2915 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2916 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2917 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2918 | continue; |
2919 | i++; | |
2920 | } | |
2921 | ||
eb55ef07 | 2922 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2923 | |
4c659c39 JH |
2924 | /* Recalculate length in case of filtered SCO connections, etc */ |
2925 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2926 | |
2a1afb5a JH |
2927 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
2928 | rp_len); | |
2784eb41 | 2929 | |
a38528f1 | 2930 | kfree(rp); |
5f97c1df JH |
2931 | |
2932 | unlock: | |
09fd0de5 | 2933 | hci_dev_unlock(hdev); |
2784eb41 JH |
2934 | return err; |
2935 | } | |
2936 | ||
bdb6d971 | 2937 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2938 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 | 2939 | { |
3b0602cd | 2940 | struct mgmt_pending_cmd *cmd; |
96d97a67 WR |
2941 | int err; |
2942 | ||
2e58ef3e | 2943 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2944 | sizeof(*cp)); |
96d97a67 WR |
2945 | if (!cmd) |
2946 | return -ENOMEM; | |
2947 | ||
d8457698 | 2948 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2949 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2950 | if (err < 0) |
2951 | mgmt_pending_remove(cmd); | |
2952 | ||
2953 | return err; | |
2954 | } | |
2955 | ||
bdb6d971 | 2956 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2957 | u16 len) |
980e1a53 | 2958 | { |
96d97a67 | 2959 | struct hci_conn *conn; |
650f726d | 2960 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2961 | struct hci_cp_pin_code_reply reply; |
3b0602cd | 2962 | struct mgmt_pending_cmd *cmd; |
980e1a53 JH |
2963 | int err; |
2964 | ||
2965 | BT_DBG(""); | |
2966 | ||
09fd0de5 | 2967 | hci_dev_lock(hdev); |
980e1a53 | 2968 | |
4b34ee78 | 2969 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
2970 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
2971 | MGMT_STATUS_NOT_POWERED); | |
980e1a53 JH |
2972 | goto failed; |
2973 | } | |
2974 | ||
d8457698 | 2975 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2976 | if (!conn) { |
a69e8375 JH |
2977 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
2978 | MGMT_STATUS_NOT_CONNECTED); | |
96d97a67 WR |
2979 | goto failed; |
2980 | } | |
2981 | ||
2982 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2983 | struct mgmt_cp_pin_code_neg_reply ncp; |
2984 | ||
2985 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2986 | |
2987 | BT_ERR("PIN code is not 16 bytes long"); | |
2988 | ||
bdb6d971 | 2989 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2990 | if (err >= 0) |
a69e8375 JH |
2991 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
2992 | MGMT_STATUS_INVALID_PARAMS); | |
96d97a67 WR |
2993 | |
2994 | goto failed; | |
2995 | } | |
2996 | ||
00abfe44 | 2997 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2998 | if (!cmd) { |
2999 | err = -ENOMEM; | |
980e1a53 | 3000 | goto failed; |
366a0336 | 3001 | } |
980e1a53 | 3002 | |
7776d1d8 JH |
3003 | cmd->cmd_complete = addr_cmd_complete; |
3004 | ||
d8457698 | 3005 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 3006 | reply.pin_len = cp->pin_len; |
24718ca5 | 3007 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
3008 | |
3009 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
3010 | if (err < 0) | |
a664b5bc | 3011 | mgmt_pending_remove(cmd); |
980e1a53 JH |
3012 | |
3013 | failed: | |
09fd0de5 | 3014 | hci_dev_unlock(hdev); |
980e1a53 JH |
3015 | return err; |
3016 | } | |
3017 | ||
04124681 GP |
3018 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
3019 | u16 len) | |
17fa4b9d | 3020 | { |
650f726d | 3021 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
3022 | |
3023 | BT_DBG(""); | |
3024 | ||
4ec86d4c | 3025 | if (cp->io_capability > SMP_IO_KEYBOARD_DISPLAY) |
2a1afb5a JH |
3026 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, |
3027 | MGMT_STATUS_INVALID_PARAMS, NULL, 0); | |
4ec86d4c | 3028 | |
09fd0de5 | 3029 | hci_dev_lock(hdev); |
17fa4b9d JH |
3030 | |
3031 | hdev->io_capability = cp->io_capability; | |
3032 | ||
3033 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 3034 | hdev->io_capability); |
17fa4b9d | 3035 | |
09fd0de5 | 3036 | hci_dev_unlock(hdev); |
17fa4b9d | 3037 | |
2a1afb5a JH |
3038 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, |
3039 | NULL, 0); | |
17fa4b9d JH |
3040 | } |
3041 | ||
3b0602cd | 3042 | static struct mgmt_pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
3043 | { |
3044 | struct hci_dev *hdev = conn->hdev; | |
3b0602cd | 3045 | struct mgmt_pending_cmd *cmd; |
e9a416b5 | 3046 | |
2e58ef3e | 3047 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
3048 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
3049 | continue; | |
3050 | ||
e9a416b5 JH |
3051 | if (cmd->user_data != conn) |
3052 | continue; | |
3053 | ||
3054 | return cmd; | |
3055 | } | |
3056 | ||
3057 | return NULL; | |
3058 | } | |
3059 | ||
3b0602cd | 3060 | static int pairing_complete(struct mgmt_pending_cmd *cmd, u8 status) |
e9a416b5 JH |
3061 | { |
3062 | struct mgmt_rp_pair_device rp; | |
3063 | struct hci_conn *conn = cmd->user_data; | |
9df74653 | 3064 | int err; |
e9a416b5 | 3065 | |
61b1a7fb JH |
3066 | bacpy(&rp.addr.bdaddr, &conn->dst); |
3067 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
e9a416b5 | 3068 | |
2a1afb5a JH |
3069 | err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, |
3070 | status, &rp, sizeof(rp)); | |
e9a416b5 JH |
3071 | |
3072 | /* So we don't get further callbacks for this connection */ | |
3073 | conn->connect_cfm_cb = NULL; | |
3074 | conn->security_cfm_cb = NULL; | |
3075 | conn->disconn_cfm_cb = NULL; | |
3076 | ||
76a68ba0 | 3077 | hci_conn_drop(conn); |
89cbb063 AA |
3078 | |
3079 | /* The device is paired so there is no need to remove | |
3080 | * its connection parameters anymore. | |
3081 | */ | |
3082 | clear_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); | |
15013aeb JH |
3083 | |
3084 | hci_conn_put(conn); | |
9df74653 JH |
3085 | |
3086 | return err; | |
e9a416b5 JH |
3087 | } |
3088 | ||
f4a407be JH |
3089 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
3090 | { | |
3091 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; | |
3b0602cd | 3092 | struct mgmt_pending_cmd *cmd; |
f4a407be JH |
3093 | |
3094 | cmd = find_pairing(conn); | |
a511b35b | 3095 | if (cmd) { |
04ab2749 | 3096 | cmd->cmd_complete(cmd, status); |
a511b35b JH |
3097 | mgmt_pending_remove(cmd); |
3098 | } | |
f4a407be JH |
3099 | } |
3100 | ||
e9a416b5 JH |
3101 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
3102 | { | |
3b0602cd | 3103 | struct mgmt_pending_cmd *cmd; |
e9a416b5 JH |
3104 | |
3105 | BT_DBG("status %u", status); | |
3106 | ||
3107 | cmd = find_pairing(conn); | |
a511b35b | 3108 | if (!cmd) { |
e9a416b5 | 3109 | BT_DBG("Unable to find a pending command"); |
a511b35b JH |
3110 | return; |
3111 | } | |
3112 | ||
3113 | cmd->cmd_complete(cmd, mgmt_status(status)); | |
3114 | mgmt_pending_remove(cmd); | |
e9a416b5 JH |
3115 | } |
3116 | ||
f4a407be | 3117 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
4c47d739 | 3118 | { |
3b0602cd | 3119 | struct mgmt_pending_cmd *cmd; |
4c47d739 VA |
3120 | |
3121 | BT_DBG("status %u", status); | |
3122 | ||
3123 | if (!status) | |
3124 | return; | |
3125 | ||
3126 | cmd = find_pairing(conn); | |
a511b35b | 3127 | if (!cmd) { |
4c47d739 | 3128 | BT_DBG("Unable to find a pending command"); |
a511b35b JH |
3129 | return; |
3130 | } | |
3131 | ||
3132 | cmd->cmd_complete(cmd, mgmt_status(status)); | |
3133 | mgmt_pending_remove(cmd); | |
4c47d739 VA |
3134 | } |
3135 | ||
bdb6d971 | 3136 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3137 | u16 len) |
e9a416b5 | 3138 | { |
650f726d | 3139 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 3140 | struct mgmt_rp_pair_device rp; |
3b0602cd | 3141 | struct mgmt_pending_cmd *cmd; |
e9a416b5 JH |
3142 | u8 sec_level, auth_type; |
3143 | struct hci_conn *conn; | |
e9a416b5 JH |
3144 | int err; |
3145 | ||
3146 | BT_DBG(""); | |
3147 | ||
f950a30e SJ |
3148 | memset(&rp, 0, sizeof(rp)); |
3149 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
3150 | rp.addr.type = cp->addr.type; | |
3151 | ||
4ee71b20 | 3152 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
3153 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
3154 | MGMT_STATUS_INVALID_PARAMS, | |
3155 | &rp, sizeof(rp)); | |
4ee71b20 | 3156 | |
4ec86d4c | 3157 | if (cp->io_cap > SMP_IO_KEYBOARD_DISPLAY) |
2a1afb5a JH |
3158 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
3159 | MGMT_STATUS_INVALID_PARAMS, | |
3160 | &rp, sizeof(rp)); | |
4ec86d4c | 3161 | |
09fd0de5 | 3162 | hci_dev_lock(hdev); |
e9a416b5 | 3163 | |
5f97c1df | 3164 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
3165 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
3166 | MGMT_STATUS_NOT_POWERED, &rp, | |
3167 | sizeof(rp)); | |
5f97c1df JH |
3168 | goto unlock; |
3169 | } | |
3170 | ||
55e76b38 JH |
3171 | if (hci_bdaddr_is_paired(hdev, &cp->addr.bdaddr, cp->addr.type)) { |
3172 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
3173 | MGMT_STATUS_ALREADY_PAIRED, &rp, | |
3174 | sizeof(rp)); | |
3175 | goto unlock; | |
3176 | } | |
3177 | ||
c908df36 | 3178 | sec_level = BT_SECURITY_MEDIUM; |
6fd6b915 | 3179 | auth_type = HCI_AT_DEDICATED_BONDING; |
e9a416b5 | 3180 | |
6f77d8c7 | 3181 | if (cp->addr.type == BDADDR_BREDR) { |
04a6c589 AG |
3182 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
3183 | auth_type); | |
6f77d8c7 AG |
3184 | } else { |
3185 | u8 addr_type; | |
3186 | ||
3187 | /* Convert from L2CAP channel address type to HCI address type | |
3188 | */ | |
3189 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
3190 | addr_type = ADDR_LE_DEV_PUBLIC; | |
3191 | else | |
3192 | addr_type = ADDR_LE_DEV_RANDOM; | |
3193 | ||
7c264b10 MH |
3194 | /* When pairing a new device, it is expected to remember |
3195 | * this device for future connections. Adding the connection | |
3196 | * parameter information ahead of time allows tracking | |
3197 | * of the slave preferred values and will speed up any | |
3198 | * further connection establishment. | |
3199 | * | |
3200 | * If connection parameters already exist, then they | |
3201 | * will be kept and this function does nothing. | |
3202 | */ | |
3203 | hci_conn_params_add(hdev, &cp->addr.bdaddr, addr_type); | |
3204 | ||
6f77d8c7 | 3205 | conn = hci_connect_le(hdev, &cp->addr.bdaddr, addr_type, |
e804d25d JH |
3206 | sec_level, HCI_LE_CONN_TIMEOUT, |
3207 | HCI_ROLE_MASTER); | |
6f77d8c7 | 3208 | } |
7a512d01 | 3209 | |
30e76272 | 3210 | if (IS_ERR(conn)) { |
489dc48e AK |
3211 | int status; |
3212 | ||
3213 | if (PTR_ERR(conn) == -EBUSY) | |
3214 | status = MGMT_STATUS_BUSY; | |
faa81030 LR |
3215 | else if (PTR_ERR(conn) == -EOPNOTSUPP) |
3216 | status = MGMT_STATUS_NOT_SUPPORTED; | |
3217 | else if (PTR_ERR(conn) == -ECONNREFUSED) | |
3218 | status = MGMT_STATUS_REJECTED; | |
489dc48e AK |
3219 | else |
3220 | status = MGMT_STATUS_CONNECT_FAILED; | |
3221 | ||
2a1afb5a JH |
3222 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
3223 | status, &rp, sizeof(rp)); | |
e9a416b5 JH |
3224 | goto unlock; |
3225 | } | |
3226 | ||
3227 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 3228 | hci_conn_drop(conn); |
2a1afb5a JH |
3229 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
3230 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
e9a416b5 JH |
3231 | goto unlock; |
3232 | } | |
3233 | ||
2e58ef3e | 3234 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
3235 | if (!cmd) { |
3236 | err = -ENOMEM; | |
76a68ba0 | 3237 | hci_conn_drop(conn); |
e9a416b5 JH |
3238 | goto unlock; |
3239 | } | |
3240 | ||
04ab2749 JH |
3241 | cmd->cmd_complete = pairing_complete; |
3242 | ||
7a512d01 | 3243 | /* For LE, just connecting isn't a proof that the pairing finished */ |
f4a407be | 3244 | if (cp->addr.type == BDADDR_BREDR) { |
7a512d01 | 3245 | conn->connect_cfm_cb = pairing_complete_cb; |
f4a407be JH |
3246 | conn->security_cfm_cb = pairing_complete_cb; |
3247 | conn->disconn_cfm_cb = pairing_complete_cb; | |
3248 | } else { | |
3249 | conn->connect_cfm_cb = le_pairing_complete_cb; | |
3250 | conn->security_cfm_cb = le_pairing_complete_cb; | |
3251 | conn->disconn_cfm_cb = le_pairing_complete_cb; | |
3252 | } | |
7a512d01 | 3253 | |
e9a416b5 | 3254 | conn->io_capability = cp->io_cap; |
f8aaf9b6 | 3255 | cmd->user_data = hci_conn_get(conn); |
e9a416b5 | 3256 | |
6f78fd4b | 3257 | if ((conn->state == BT_CONNECTED || conn->state == BT_CONFIG) && |
a511b35b JH |
3258 | hci_conn_security(conn, sec_level, auth_type, true)) { |
3259 | cmd->cmd_complete(cmd, 0); | |
3260 | mgmt_pending_remove(cmd); | |
3261 | } | |
e9a416b5 JH |
3262 | |
3263 | err = 0; | |
3264 | ||
3265 | unlock: | |
09fd0de5 | 3266 | hci_dev_unlock(hdev); |
e9a416b5 JH |
3267 | return err; |
3268 | } | |
3269 | ||
04124681 GP |
3270 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
3271 | u16 len) | |
28424707 | 3272 | { |
0f4e68cf | 3273 | struct mgmt_addr_info *addr = data; |
3b0602cd | 3274 | struct mgmt_pending_cmd *cmd; |
28424707 JH |
3275 | struct hci_conn *conn; |
3276 | int err; | |
3277 | ||
3278 | BT_DBG(""); | |
3279 | ||
28424707 JH |
3280 | hci_dev_lock(hdev); |
3281 | ||
5f97c1df | 3282 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
3283 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
3284 | MGMT_STATUS_NOT_POWERED); | |
5f97c1df JH |
3285 | goto unlock; |
3286 | } | |
3287 | ||
333ae95d | 3288 | cmd = pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
28424707 | 3289 | if (!cmd) { |
a69e8375 JH |
3290 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
3291 | MGMT_STATUS_INVALID_PARAMS); | |
28424707 JH |
3292 | goto unlock; |
3293 | } | |
3294 | ||
3295 | conn = cmd->user_data; | |
3296 | ||
3297 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
a69e8375 JH |
3298 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
3299 | MGMT_STATUS_INVALID_PARAMS); | |
28424707 JH |
3300 | goto unlock; |
3301 | } | |
3302 | ||
a511b35b JH |
3303 | cmd->cmd_complete(cmd, MGMT_STATUS_CANCELLED); |
3304 | mgmt_pending_remove(cmd); | |
28424707 | 3305 | |
2a1afb5a JH |
3306 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
3307 | addr, sizeof(*addr)); | |
28424707 JH |
3308 | unlock: |
3309 | hci_dev_unlock(hdev); | |
28424707 JH |
3310 | return err; |
3311 | } | |
3312 | ||
bdb6d971 | 3313 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 3314 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 3315 | u16 hci_op, __le32 passkey) |
a5c29683 | 3316 | { |
3b0602cd | 3317 | struct mgmt_pending_cmd *cmd; |
0df4c185 | 3318 | struct hci_conn *conn; |
a5c29683 JH |
3319 | int err; |
3320 | ||
09fd0de5 | 3321 | hci_dev_lock(hdev); |
08ba5382 | 3322 | |
4b34ee78 | 3323 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
3324 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
3325 | MGMT_STATUS_NOT_POWERED, addr, | |
3326 | sizeof(*addr)); | |
0df4c185 | 3327 | goto done; |
a5c29683 JH |
3328 | } |
3329 | ||
1707c60e JH |
3330 | if (addr->type == BDADDR_BREDR) |
3331 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 3332 | else |
1707c60e | 3333 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
272d90df JH |
3334 | |
3335 | if (!conn) { | |
2a1afb5a JH |
3336 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
3337 | MGMT_STATUS_NOT_CONNECTED, addr, | |
3338 | sizeof(*addr)); | |
272d90df JH |
3339 | goto done; |
3340 | } | |
47c15e2b | 3341 | |
1707c60e | 3342 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
5fe57d9e | 3343 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
5fe57d9e | 3344 | if (!err) |
2a1afb5a JH |
3345 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
3346 | MGMT_STATUS_SUCCESS, addr, | |
3347 | sizeof(*addr)); | |
5fe57d9e | 3348 | else |
2a1afb5a JH |
3349 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
3350 | MGMT_STATUS_FAILED, addr, | |
3351 | sizeof(*addr)); | |
47c15e2b | 3352 | |
47c15e2b BG |
3353 | goto done; |
3354 | } | |
3355 | ||
1707c60e | 3356 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
3357 | if (!cmd) { |
3358 | err = -ENOMEM; | |
0df4c185 | 3359 | goto done; |
a5c29683 JH |
3360 | } |
3361 | ||
7776d1d8 JH |
3362 | cmd->cmd_complete = addr_cmd_complete; |
3363 | ||
0df4c185 | 3364 | /* Continue with pairing via HCI */ |
604086b7 BG |
3365 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
3366 | struct hci_cp_user_passkey_reply cp; | |
3367 | ||
1707c60e | 3368 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
3369 | cp.passkey = passkey; |
3370 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
3371 | } else | |
1707c60e JH |
3372 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
3373 | &addr->bdaddr); | |
604086b7 | 3374 | |
a664b5bc JH |
3375 | if (err < 0) |
3376 | mgmt_pending_remove(cmd); | |
a5c29683 | 3377 | |
0df4c185 | 3378 | done: |
09fd0de5 | 3379 | hci_dev_unlock(hdev); |
a5c29683 JH |
3380 | return err; |
3381 | } | |
3382 | ||
afeb019d JK |
3383 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
3384 | void *data, u16 len) | |
3385 | { | |
3386 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
3387 | ||
3388 | BT_DBG(""); | |
3389 | ||
1707c60e | 3390 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
3391 | MGMT_OP_PIN_CODE_NEG_REPLY, |
3392 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
3393 | } | |
3394 | ||
04124681 GP |
3395 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3396 | u16 len) | |
0df4c185 | 3397 | { |
650f726d | 3398 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
3399 | |
3400 | BT_DBG(""); | |
3401 | ||
3402 | if (len != sizeof(*cp)) | |
a69e8375 JH |
3403 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
3404 | MGMT_STATUS_INVALID_PARAMS); | |
0df4c185 | 3405 | |
1707c60e | 3406 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3407 | MGMT_OP_USER_CONFIRM_REPLY, |
3408 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
3409 | } |
3410 | ||
bdb6d971 | 3411 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3412 | void *data, u16 len) |
0df4c185 | 3413 | { |
c9c2659f | 3414 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
3415 | |
3416 | BT_DBG(""); | |
3417 | ||
1707c60e | 3418 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3419 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
3420 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
3421 | } |
3422 | ||
04124681 GP |
3423 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3424 | u16 len) | |
604086b7 | 3425 | { |
650f726d | 3426 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
3427 | |
3428 | BT_DBG(""); | |
3429 | ||
1707c60e | 3430 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3431 | MGMT_OP_USER_PASSKEY_REPLY, |
3432 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
3433 | } |
3434 | ||
bdb6d971 | 3435 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3436 | void *data, u16 len) |
604086b7 | 3437 | { |
650f726d | 3438 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
3439 | |
3440 | BT_DBG(""); | |
3441 | ||
1707c60e | 3442 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3443 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
3444 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
3445 | } |
3446 | ||
13928971 | 3447 | static void update_name(struct hci_request *req) |
2b4bf397 | 3448 | { |
13928971 | 3449 | struct hci_dev *hdev = req->hdev; |
2b4bf397 JH |
3450 | struct hci_cp_write_local_name cp; |
3451 | ||
13928971 | 3452 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
2b4bf397 | 3453 | |
890ea898 | 3454 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
2b4bf397 JH |
3455 | } |
3456 | ||
1904a853 | 3457 | static void set_name_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
13928971 JH |
3458 | { |
3459 | struct mgmt_cp_set_local_name *cp; | |
3b0602cd | 3460 | struct mgmt_pending_cmd *cmd; |
13928971 JH |
3461 | |
3462 | BT_DBG("status 0x%02x", status); | |
3463 | ||
3464 | hci_dev_lock(hdev); | |
3465 | ||
333ae95d | 3466 | cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
3467 | if (!cmd) |
3468 | goto unlock; | |
3469 | ||
3470 | cp = cmd->param; | |
3471 | ||
3472 | if (status) | |
a69e8375 JH |
3473 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, |
3474 | mgmt_status(status)); | |
13928971 | 3475 | else |
2a1afb5a JH |
3476 | mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
3477 | cp, sizeof(*cp)); | |
13928971 JH |
3478 | |
3479 | mgmt_pending_remove(cmd); | |
3480 | ||
3481 | unlock: | |
3482 | hci_dev_unlock(hdev); | |
3483 | } | |
3484 | ||
bdb6d971 | 3485 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3486 | u16 len) |
b312b161 | 3487 | { |
2b4bf397 | 3488 | struct mgmt_cp_set_local_name *cp = data; |
3b0602cd | 3489 | struct mgmt_pending_cmd *cmd; |
890ea898 | 3490 | struct hci_request req; |
b312b161 JH |
3491 | int err; |
3492 | ||
3493 | BT_DBG(""); | |
3494 | ||
09fd0de5 | 3495 | hci_dev_lock(hdev); |
b312b161 | 3496 | |
b3f2ca94 JH |
3497 | /* If the old values are the same as the new ones just return a |
3498 | * direct command complete event. | |
3499 | */ | |
3500 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
3501 | !memcmp(hdev->short_name, cp->short_name, | |
3502 | sizeof(hdev->short_name))) { | |
2a1afb5a JH |
3503 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
3504 | data, len); | |
b3f2ca94 JH |
3505 | goto failed; |
3506 | } | |
3507 | ||
2b4bf397 | 3508 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 3509 | |
b5235a65 | 3510 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 3511 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde | 3512 | |
2a1afb5a JH |
3513 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
3514 | data, len); | |
28cc7bde JH |
3515 | if (err < 0) |
3516 | goto failed; | |
3517 | ||
f6b7712e MH |
3518 | err = mgmt_generic_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, |
3519 | data, len, sk); | |
28cc7bde | 3520 | |
b5235a65 JH |
3521 | goto failed; |
3522 | } | |
3523 | ||
28cc7bde | 3524 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3525 | if (!cmd) { |
3526 | err = -ENOMEM; | |
3527 | goto failed; | |
3528 | } | |
3529 | ||
13928971 JH |
3530 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3531 | ||
890ea898 | 3532 | hci_req_init(&req, hdev); |
3f985050 JH |
3533 | |
3534 | if (lmp_bredr_capable(hdev)) { | |
3535 | update_name(&req); | |
3536 | update_eir(&req); | |
3537 | } | |
3538 | ||
7a5f4990 MH |
3539 | /* The name is stored in the scan response data and so |
3540 | * no need to udpate the advertising data here. | |
3541 | */ | |
3f985050 | 3542 | if (lmp_le_capable(hdev)) |
7a5f4990 | 3543 | update_scan_rsp_data(&req); |
3f985050 | 3544 | |
13928971 | 3545 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3546 | if (err < 0) |
3547 | mgmt_pending_remove(cmd); | |
3548 | ||
3549 | failed: | |
09fd0de5 | 3550 | hci_dev_unlock(hdev); |
b312b161 JH |
3551 | return err; |
3552 | } | |
3553 | ||
0f4e68cf | 3554 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3555 | void *data, u16 data_len) |
c35938b2 | 3556 | { |
3b0602cd | 3557 | struct mgmt_pending_cmd *cmd; |
c35938b2 SJ |
3558 | int err; |
3559 | ||
bdb6d971 | 3560 | BT_DBG("%s", hdev->name); |
c35938b2 | 3561 | |
09fd0de5 | 3562 | hci_dev_lock(hdev); |
c35938b2 | 3563 | |
4b34ee78 | 3564 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
3565 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
3566 | MGMT_STATUS_NOT_POWERED); | |
c35938b2 SJ |
3567 | goto unlock; |
3568 | } | |
3569 | ||
9a1a1996 | 3570 | if (!lmp_ssp_capable(hdev)) { |
a69e8375 JH |
3571 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
3572 | MGMT_STATUS_NOT_SUPPORTED); | |
c35938b2 SJ |
3573 | goto unlock; |
3574 | } | |
3575 | ||
333ae95d | 3576 | if (pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
a69e8375 JH |
3577 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
3578 | MGMT_STATUS_BUSY); | |
c35938b2 SJ |
3579 | goto unlock; |
3580 | } | |
3581 | ||
2e58ef3e | 3582 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3583 | if (!cmd) { |
3584 | err = -ENOMEM; | |
3585 | goto unlock; | |
3586 | } | |
3587 | ||
710f11c0 | 3588 | if (bredr_sc_enabled(hdev)) |
4d2d2796 MH |
3589 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_EXT_DATA, |
3590 | 0, NULL); | |
3591 | else | |
3592 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
3593 | ||
c35938b2 SJ |
3594 | if (err < 0) |
3595 | mgmt_pending_remove(cmd); | |
3596 | ||
3597 | unlock: | |
09fd0de5 | 3598 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3599 | return err; |
3600 | } | |
3601 | ||
bdb6d971 | 3602 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3603 | void *data, u16 len) |
2763eda6 | 3604 | { |
5d57e796 | 3605 | struct mgmt_addr_info *addr = data; |
2763eda6 SJ |
3606 | int err; |
3607 | ||
bdb6d971 | 3608 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3609 | |
5d57e796 | 3610 | if (!bdaddr_type_is_valid(addr->type)) |
2a1afb5a JH |
3611 | return mgmt_cmd_complete(sk, hdev->id, |
3612 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3613 | MGMT_STATUS_INVALID_PARAMS, | |
3614 | addr, sizeof(*addr)); | |
5d57e796 | 3615 | |
09fd0de5 | 3616 | hci_dev_lock(hdev); |
2763eda6 | 3617 | |
ec109113 MH |
3618 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
3619 | struct mgmt_cp_add_remote_oob_data *cp = data; | |
3620 | u8 status; | |
bf1e3541 | 3621 | |
c19a495c | 3622 | if (cp->addr.type != BDADDR_BREDR) { |
2a1afb5a JH |
3623 | err = mgmt_cmd_complete(sk, hdev->id, |
3624 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3625 | MGMT_STATUS_INVALID_PARAMS, | |
3626 | &cp->addr, sizeof(cp->addr)); | |
c19a495c JH |
3627 | goto unlock; |
3628 | } | |
3629 | ||
ec109113 | 3630 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
6928a924 JH |
3631 | cp->addr.type, cp->hash, |
3632 | cp->rand, NULL, NULL); | |
ec109113 MH |
3633 | if (err < 0) |
3634 | status = MGMT_STATUS_FAILED; | |
3635 | else | |
3636 | status = MGMT_STATUS_SUCCESS; | |
3637 | ||
2a1afb5a JH |
3638 | err = mgmt_cmd_complete(sk, hdev->id, |
3639 | MGMT_OP_ADD_REMOTE_OOB_DATA, status, | |
3640 | &cp->addr, sizeof(cp->addr)); | |
ec109113 MH |
3641 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { |
3642 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; | |
41bcfd50 | 3643 | u8 *rand192, *hash192, *rand256, *hash256; |
ec109113 MH |
3644 | u8 status; |
3645 | ||
86df9200 | 3646 | if (bdaddr_type_is_le(cp->addr.type)) { |
d25b78e2 JH |
3647 | /* Enforce zero-valued 192-bit parameters as |
3648 | * long as legacy SMP OOB isn't implemented. | |
3649 | */ | |
3650 | if (memcmp(cp->rand192, ZERO_KEY, 16) || | |
3651 | memcmp(cp->hash192, ZERO_KEY, 16)) { | |
2a1afb5a JH |
3652 | err = mgmt_cmd_complete(sk, hdev->id, |
3653 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3654 | MGMT_STATUS_INVALID_PARAMS, | |
3655 | addr, sizeof(*addr)); | |
d25b78e2 JH |
3656 | goto unlock; |
3657 | } | |
3658 | ||
86df9200 JH |
3659 | rand192 = NULL; |
3660 | hash192 = NULL; | |
3661 | } else { | |
41bcfd50 MH |
3662 | /* In case one of the P-192 values is set to zero, |
3663 | * then just disable OOB data for P-192. | |
3664 | */ | |
3665 | if (!memcmp(cp->rand192, ZERO_KEY, 16) || | |
3666 | !memcmp(cp->hash192, ZERO_KEY, 16)) { | |
3667 | rand192 = NULL; | |
3668 | hash192 = NULL; | |
3669 | } else { | |
3670 | rand192 = cp->rand192; | |
3671 | hash192 = cp->hash192; | |
3672 | } | |
3673 | } | |
3674 | ||
3675 | /* In case one of the P-256 values is set to zero, then just | |
3676 | * disable OOB data for P-256. | |
3677 | */ | |
3678 | if (!memcmp(cp->rand256, ZERO_KEY, 16) || | |
3679 | !memcmp(cp->hash256, ZERO_KEY, 16)) { | |
3680 | rand256 = NULL; | |
3681 | hash256 = NULL; | |
3682 | } else { | |
3683 | rand256 = cp->rand256; | |
3684 | hash256 = cp->hash256; | |
86df9200 JH |
3685 | } |
3686 | ||
81328d5c | 3687 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
86df9200 | 3688 | cp->addr.type, hash192, rand192, |
41bcfd50 | 3689 | hash256, rand256); |
ec109113 MH |
3690 | if (err < 0) |
3691 | status = MGMT_STATUS_FAILED; | |
3692 | else | |
3693 | status = MGMT_STATUS_SUCCESS; | |
3694 | ||
2a1afb5a JH |
3695 | err = mgmt_cmd_complete(sk, hdev->id, |
3696 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3697 | status, &cp->addr, sizeof(cp->addr)); | |
ec109113 MH |
3698 | } else { |
3699 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); | |
a69e8375 JH |
3700 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, |
3701 | MGMT_STATUS_INVALID_PARAMS); | |
ec109113 | 3702 | } |
2763eda6 | 3703 | |
c19a495c | 3704 | unlock: |
09fd0de5 | 3705 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3706 | return err; |
3707 | } | |
3708 | ||
bdb6d971 | 3709 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3710 | void *data, u16 len) |
2763eda6 | 3711 | { |
650f726d | 3712 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3713 | u8 status; |
2763eda6 SJ |
3714 | int err; |
3715 | ||
bdb6d971 | 3716 | BT_DBG("%s", hdev->name); |
2763eda6 | 3717 | |
c19a495c | 3718 | if (cp->addr.type != BDADDR_BREDR) |
2a1afb5a JH |
3719 | return mgmt_cmd_complete(sk, hdev->id, |
3720 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
3721 | MGMT_STATUS_INVALID_PARAMS, | |
3722 | &cp->addr, sizeof(cp->addr)); | |
c19a495c | 3723 | |
09fd0de5 | 3724 | hci_dev_lock(hdev); |
2763eda6 | 3725 | |
eedbd581 JH |
3726 | if (!bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { |
3727 | hci_remote_oob_data_clear(hdev); | |
3728 | status = MGMT_STATUS_SUCCESS; | |
3729 | goto done; | |
3730 | } | |
3731 | ||
6928a924 | 3732 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr, cp->addr.type); |
2763eda6 | 3733 | if (err < 0) |
bf1e3541 | 3734 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3735 | else |
a6785be2 | 3736 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3737 | |
eedbd581 | 3738 | done: |
2a1afb5a JH |
3739 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
3740 | status, &cp->addr, sizeof(cp->addr)); | |
2763eda6 | 3741 | |
09fd0de5 | 3742 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3743 | return err; |
3744 | } | |
3745 | ||
812abb13 | 3746 | static bool trigger_bredr_inquiry(struct hci_request *req, u8 *status) |
41dc2bd6 | 3747 | { |
8019044d | 3748 | struct hci_dev *hdev = req->hdev; |
812abb13 | 3749 | struct hci_cp_inquiry cp; |
8019044d MH |
3750 | /* General inquiry access code (GIAC) */ |
3751 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
812abb13 JP |
3752 | |
3753 | *status = mgmt_bredr_support(hdev); | |
3754 | if (*status) | |
3755 | return false; | |
3756 | ||
3757 | if (hci_dev_test_flag(hdev, HCI_INQUIRY)) { | |
3758 | *status = MGMT_STATUS_BUSY; | |
3759 | return false; | |
3760 | } | |
3761 | ||
3762 | hci_inquiry_cache_flush(hdev); | |
3763 | ||
3764 | memset(&cp, 0, sizeof(cp)); | |
3765 | memcpy(&cp.lap, lap, sizeof(cp.lap)); | |
3766 | cp.length = DISCOV_BREDR_INQUIRY_LEN; | |
3767 | ||
3768 | hci_req_add(req, HCI_OP_INQUIRY, sizeof(cp), &cp); | |
3769 | ||
3770 | return true; | |
3771 | } | |
3772 | ||
3773 | static bool trigger_le_scan(struct hci_request *req, u16 interval, u8 *status) | |
3774 | { | |
3775 | struct hci_dev *hdev = req->hdev; | |
3776 | struct hci_cp_le_set_scan_param param_cp; | |
3777 | struct hci_cp_le_set_scan_enable enable_cp; | |
8019044d | 3778 | u8 own_addr_type; |
41dc2bd6 AG |
3779 | int err; |
3780 | ||
812abb13 JP |
3781 | *status = mgmt_le_support(hdev); |
3782 | if (*status) | |
3783 | return false; | |
41dc2bd6 | 3784 | |
812abb13 JP |
3785 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) { |
3786 | /* Don't let discovery abort an outgoing connection attempt | |
3787 | * that's using directed advertising. | |
3788 | */ | |
3789 | if (hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT)) { | |
3790 | *status = MGMT_STATUS_REJECTED; | |
8019044d MH |
3791 | return false; |
3792 | } | |
41dc2bd6 | 3793 | |
812abb13 JP |
3794 | disable_advertising(req); |
3795 | } | |
41dc2bd6 | 3796 | |
812abb13 JP |
3797 | /* If controller is scanning, it means the background scanning is |
3798 | * running. Thus, we should temporarily stop it in order to set the | |
3799 | * discovery scanning parameters. | |
3800 | */ | |
3801 | if (hci_dev_test_flag(hdev, HCI_LE_SCAN)) | |
3802 | hci_req_add_le_scan_disable(req); | |
41dc2bd6 | 3803 | |
812abb13 JP |
3804 | /* All active scans will be done with either a resolvable private |
3805 | * address (when privacy feature has been enabled) or non-resolvable | |
3806 | * private address. | |
3807 | */ | |
3808 | err = hci_update_random_address(req, true, &own_addr_type); | |
3809 | if (err < 0) { | |
3810 | *status = MGMT_STATUS_FAILED; | |
3811 | return false; | |
3812 | } | |
8019044d | 3813 | |
812abb13 JP |
3814 | memset(¶m_cp, 0, sizeof(param_cp)); |
3815 | param_cp.type = LE_SCAN_ACTIVE; | |
3816 | param_cp.interval = cpu_to_le16(interval); | |
3817 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); | |
3818 | param_cp.own_address_type = own_addr_type; | |
8019044d | 3819 | |
812abb13 JP |
3820 | hci_req_add(req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
3821 | ¶m_cp); | |
8019044d | 3822 | |
812abb13 JP |
3823 | memset(&enable_cp, 0, sizeof(enable_cp)); |
3824 | enable_cp.enable = LE_SCAN_ENABLE; | |
3825 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; | |
8019044d | 3826 | |
812abb13 JP |
3827 | hci_req_add(req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), |
3828 | &enable_cp); | |
3829 | ||
3830 | return true; | |
3831 | } | |
8019044d | 3832 | |
812abb13 JP |
3833 | static bool trigger_discovery(struct hci_request *req, u8 *status) |
3834 | { | |
3835 | struct hci_dev *hdev = req->hdev; | |
8019044d | 3836 | |
812abb13 JP |
3837 | switch (hdev->discovery.type) { |
3838 | case DISCOV_TYPE_BREDR: | |
3839 | if (!trigger_bredr_inquiry(req, status)) | |
3840 | return false; | |
3841 | break; | |
3842 | ||
3843 | case DISCOV_TYPE_INTERLEAVED: | |
07d2334a JP |
3844 | if (test_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, |
3845 | &hdev->quirks)) { | |
3846 | /* During simultaneous discovery, we double LE scan | |
3847 | * interval. We must leave some time for the controller | |
3848 | * to do BR/EDR inquiry. | |
3849 | */ | |
3850 | if (!trigger_le_scan(req, DISCOV_LE_SCAN_INT * 2, | |
3851 | status)) | |
3852 | return false; | |
3853 | ||
3854 | if (!trigger_bredr_inquiry(req, status)) | |
3855 | return false; | |
3856 | ||
3857 | return true; | |
3858 | } | |
3859 | ||
812abb13 JP |
3860 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
3861 | *status = MGMT_STATUS_NOT_SUPPORTED; | |
8019044d MH |
3862 | return false; |
3863 | } | |
812abb13 | 3864 | /* fall through */ |
8019044d | 3865 | |
812abb13 JP |
3866 | case DISCOV_TYPE_LE: |
3867 | if (!trigger_le_scan(req, DISCOV_LE_SCAN_INT, status)) | |
3868 | return false; | |
8019044d MH |
3869 | break; |
3870 | ||
3871 | default: | |
3872 | *status = MGMT_STATUS_INVALID_PARAMS; | |
3873 | return false; | |
3874 | } | |
3875 | ||
3876 | return true; | |
41dc2bd6 AG |
3877 | } |
3878 | ||
1904a853 MH |
3879 | static void start_discovery_complete(struct hci_dev *hdev, u8 status, |
3880 | u16 opcode) | |
7c307720 | 3881 | { |
3b0602cd | 3882 | struct mgmt_pending_cmd *cmd; |
11e6e25d | 3883 | unsigned long timeout; |
ae55f598 | 3884 | |
7c307720 AG |
3885 | BT_DBG("status %d", status); |
3886 | ||
11e6e25d | 3887 | hci_dev_lock(hdev); |
41dc2bd6 | 3888 | |
333ae95d | 3889 | cmd = pending_find(MGMT_OP_START_DISCOVERY, hdev); |
66ea9427 | 3890 | if (!cmd) |
333ae95d | 3891 | cmd = pending_find(MGMT_OP_START_SERVICE_DISCOVERY, hdev); |
66ea9427 | 3892 | |
11e6e25d | 3893 | if (cmd) { |
2922a94f | 3894 | cmd->cmd_complete(cmd, mgmt_status(status)); |
11e6e25d MH |
3895 | mgmt_pending_remove(cmd); |
3896 | } | |
7c307720 AG |
3897 | |
3898 | if (status) { | |
11e6e25d MH |
3899 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); |
3900 | goto unlock; | |
7c307720 AG |
3901 | } |
3902 | ||
7c307720 | 3903 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); |
7c307720 | 3904 | |
2d28cfe7 JP |
3905 | /* If the scan involves LE scan, pick proper timeout to schedule |
3906 | * hdev->le_scan_disable that will stop it. | |
3907 | */ | |
7c307720 AG |
3908 | switch (hdev->discovery.type) { |
3909 | case DISCOV_TYPE_LE: | |
3d5a76f0 | 3910 | timeout = msecs_to_jiffies(DISCOV_LE_TIMEOUT); |
7c307720 | 3911 | break; |
7c307720 | 3912 | case DISCOV_TYPE_INTERLEAVED: |
07d2334a JP |
3913 | /* When running simultaneous discovery, the LE scanning time |
3914 | * should occupy the whole discovery time sine BR/EDR inquiry | |
3915 | * and LE scanning are scheduled by the controller. | |
3916 | * | |
3917 | * For interleaving discovery in comparison, BR/EDR inquiry | |
3918 | * and LE scanning are done sequentially with separate | |
3919 | * timeouts. | |
3920 | */ | |
3921 | if (test_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks)) | |
3922 | timeout = msecs_to_jiffies(DISCOV_LE_TIMEOUT); | |
3923 | else | |
3924 | timeout = msecs_to_jiffies(hdev->discov_interleaved_timeout); | |
7c307720 | 3925 | break; |
7c307720 | 3926 | case DISCOV_TYPE_BREDR: |
11e6e25d | 3927 | timeout = 0; |
7c307720 | 3928 | break; |
7c307720 AG |
3929 | default: |
3930 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); | |
11e6e25d MH |
3931 | timeout = 0; |
3932 | break; | |
7c307720 | 3933 | } |
ae55f598 | 3934 | |
2d28cfe7 JP |
3935 | if (timeout) { |
3936 | /* When service discovery is used and the controller has | |
3937 | * a strict duplicate filter, it is important to remember | |
3938 | * the start and duration of the scan. This is required | |
3939 | * for restarting scanning during the discovery phase. | |
3940 | */ | |
3941 | if (test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, | |
3942 | &hdev->quirks) && | |
82f8b651 | 3943 | hdev->discovery.result_filtering) { |
2d28cfe7 JP |
3944 | hdev->discovery.scan_start = jiffies; |
3945 | hdev->discovery.scan_duration = timeout; | |
3946 | } | |
3947 | ||
11e6e25d MH |
3948 | queue_delayed_work(hdev->workqueue, |
3949 | &hdev->le_scan_disable, timeout); | |
2d28cfe7 | 3950 | } |
ae55f598 | 3951 | |
11e6e25d MH |
3952 | unlock: |
3953 | hci_dev_unlock(hdev); | |
7c307720 AG |
3954 | } |
3955 | ||
bdb6d971 | 3956 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3957 | void *data, u16 len) |
14a53664 | 3958 | { |
650f726d | 3959 | struct mgmt_cp_start_discovery *cp = data; |
3b0602cd | 3960 | struct mgmt_pending_cmd *cmd; |
7c307720 | 3961 | struct hci_request req; |
8019044d | 3962 | u8 status; |
14a53664 JH |
3963 | int err; |
3964 | ||
bdb6d971 | 3965 | BT_DBG("%s", hdev->name); |
14a53664 | 3966 | |
09fd0de5 | 3967 | hci_dev_lock(hdev); |
14a53664 | 3968 | |
4b34ee78 | 3969 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
3970 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3971 | MGMT_STATUS_NOT_POWERED, | |
3972 | &cp->type, sizeof(cp->type)); | |
bd2d1334 JH |
3973 | goto failed; |
3974 | } | |
3975 | ||
f5a969f2 | 3976 | if (hdev->discovery.state != DISCOVERY_STOPPED || |
d7a5a11d | 3977 | hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) { |
2a1afb5a JH |
3978 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3979 | MGMT_STATUS_BUSY, &cp->type, | |
3980 | sizeof(cp->type)); | |
642be6c7 AG |
3981 | goto failed; |
3982 | } | |
3983 | ||
2922a94f | 3984 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, data, len); |
14a53664 JH |
3985 | if (!cmd) { |
3986 | err = -ENOMEM; | |
3987 | goto failed; | |
3988 | } | |
3989 | ||
2922a94f JH |
3990 | cmd->cmd_complete = generic_cmd_complete; |
3991 | ||
22078800 MH |
3992 | /* Clear the discovery filter first to free any previously |
3993 | * allocated memory for the UUID list. | |
3994 | */ | |
3995 | hci_discovery_filter_clear(hdev); | |
3996 | ||
4aab14e5 | 3997 | hdev->discovery.type = cp->type; |
da25cf6a | 3998 | hdev->discovery.report_invalid_rssi = false; |
4aab14e5 | 3999 | |
7c307720 AG |
4000 | hci_req_init(&req, hdev); |
4001 | ||
8019044d | 4002 | if (!trigger_discovery(&req, &status)) { |
2a1afb5a JH |
4003 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
4004 | status, &cp->type, sizeof(cp->type)); | |
04106755 JH |
4005 | mgmt_pending_remove(cmd); |
4006 | goto failed; | |
f39799f5 | 4007 | } |
04106755 | 4008 | |
7c307720 | 4009 | err = hci_req_run(&req, start_discovery_complete); |
f5a969f2 | 4010 | if (err < 0) { |
14a53664 | 4011 | mgmt_pending_remove(cmd); |
f5a969f2 MH |
4012 | goto failed; |
4013 | } | |
7c307720 | 4014 | |
f5a969f2 | 4015 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); |
7c307720 | 4016 | |
14a53664 | 4017 | failed: |
09fd0de5 | 4018 | hci_dev_unlock(hdev); |
14a53664 JH |
4019 | return err; |
4020 | } | |
f39799f5 | 4021 | |
3b0602cd JH |
4022 | static int service_discovery_cmd_complete(struct mgmt_pending_cmd *cmd, |
4023 | u8 status) | |
2922a94f | 4024 | { |
2a1afb5a JH |
4025 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
4026 | cmd->param, 1); | |
2922a94f | 4027 | } |
04106755 | 4028 | |
66ea9427 JP |
4029 | static int start_service_discovery(struct sock *sk, struct hci_dev *hdev, |
4030 | void *data, u16 len) | |
4031 | { | |
4032 | struct mgmt_cp_start_service_discovery *cp = data; | |
3b0602cd | 4033 | struct mgmt_pending_cmd *cmd; |
66ea9427 JP |
4034 | struct hci_request req; |
4035 | const u16 max_uuid_count = ((U16_MAX - sizeof(*cp)) / 16); | |
4036 | u16 uuid_count, expected_len; | |
4037 | u8 status; | |
4038 | int err; | |
04106755 | 4039 | |
66ea9427 | 4040 | BT_DBG("%s", hdev->name); |
e8bb6b97 | 4041 | |
66ea9427 | 4042 | hci_dev_lock(hdev); |
7c307720 | 4043 | |
66ea9427 | 4044 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
4045 | err = mgmt_cmd_complete(sk, hdev->id, |
4046 | MGMT_OP_START_SERVICE_DISCOVERY, | |
4047 | MGMT_STATUS_NOT_POWERED, | |
4048 | &cp->type, sizeof(cp->type)); | |
66ea9427 JP |
4049 | goto failed; |
4050 | } | |
7c307720 | 4051 | |
66ea9427 | 4052 | if (hdev->discovery.state != DISCOVERY_STOPPED || |
d7a5a11d | 4053 | hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) { |
2a1afb5a JH |
4054 | err = mgmt_cmd_complete(sk, hdev->id, |
4055 | MGMT_OP_START_SERVICE_DISCOVERY, | |
4056 | MGMT_STATUS_BUSY, &cp->type, | |
4057 | sizeof(cp->type)); | |
66ea9427 JP |
4058 | goto failed; |
4059 | } | |
d9483943 | 4060 | |
66ea9427 JP |
4061 | uuid_count = __le16_to_cpu(cp->uuid_count); |
4062 | if (uuid_count > max_uuid_count) { | |
4063 | BT_ERR("service_discovery: too big uuid_count value %u", | |
4064 | uuid_count); | |
2a1afb5a JH |
4065 | err = mgmt_cmd_complete(sk, hdev->id, |
4066 | MGMT_OP_START_SERVICE_DISCOVERY, | |
4067 | MGMT_STATUS_INVALID_PARAMS, &cp->type, | |
4068 | sizeof(cp->type)); | |
66ea9427 JP |
4069 | goto failed; |
4070 | } | |
4071 | ||
4072 | expected_len = sizeof(*cp) + uuid_count * 16; | |
4073 | if (expected_len != len) { | |
4074 | BT_ERR("service_discovery: expected %u bytes, got %u bytes", | |
4075 | expected_len, len); | |
2a1afb5a JH |
4076 | err = mgmt_cmd_complete(sk, hdev->id, |
4077 | MGMT_OP_START_SERVICE_DISCOVERY, | |
4078 | MGMT_STATUS_INVALID_PARAMS, &cp->type, | |
4079 | sizeof(cp->type)); | |
66ea9427 JP |
4080 | goto failed; |
4081 | } | |
4082 | ||
4083 | cmd = mgmt_pending_add(sk, MGMT_OP_START_SERVICE_DISCOVERY, | |
2922a94f | 4084 | hdev, data, len); |
66ea9427 JP |
4085 | if (!cmd) { |
4086 | err = -ENOMEM; | |
4087 | goto failed; | |
4088 | } | |
4089 | ||
2922a94f JH |
4090 | cmd->cmd_complete = service_discovery_cmd_complete; |
4091 | ||
22078800 MH |
4092 | /* Clear the discovery filter first to free any previously |
4093 | * allocated memory for the UUID list. | |
4094 | */ | |
4095 | hci_discovery_filter_clear(hdev); | |
4096 | ||
82f8b651 | 4097 | hdev->discovery.result_filtering = true; |
66ea9427 JP |
4098 | hdev->discovery.type = cp->type; |
4099 | hdev->discovery.rssi = cp->rssi; | |
4100 | hdev->discovery.uuid_count = uuid_count; | |
4101 | ||
4102 | if (uuid_count > 0) { | |
4103 | hdev->discovery.uuids = kmemdup(cp->uuids, uuid_count * 16, | |
4104 | GFP_KERNEL); | |
4105 | if (!hdev->discovery.uuids) { | |
2a1afb5a JH |
4106 | err = mgmt_cmd_complete(sk, hdev->id, |
4107 | MGMT_OP_START_SERVICE_DISCOVERY, | |
4108 | MGMT_STATUS_FAILED, | |
4109 | &cp->type, sizeof(cp->type)); | |
d9483943 JH |
4110 | mgmt_pending_remove(cmd); |
4111 | goto failed; | |
4112 | } | |
66ea9427 | 4113 | } |
d9483943 | 4114 | |
66ea9427 | 4115 | hci_req_init(&req, hdev); |
5e0452c0 | 4116 | |
66ea9427 | 4117 | if (!trigger_discovery(&req, &status)) { |
2a1afb5a JH |
4118 | err = mgmt_cmd_complete(sk, hdev->id, |
4119 | MGMT_OP_START_SERVICE_DISCOVERY, | |
4120 | status, &cp->type, sizeof(cp->type)); | |
04106755 JH |
4121 | mgmt_pending_remove(cmd); |
4122 | goto failed; | |
f39799f5 | 4123 | } |
3fd24153 | 4124 | |
7c307720 | 4125 | err = hci_req_run(&req, start_discovery_complete); |
66ea9427 | 4126 | if (err < 0) { |
14a53664 | 4127 | mgmt_pending_remove(cmd); |
66ea9427 JP |
4128 | goto failed; |
4129 | } | |
4130 | ||
4131 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
4132 | |
4133 | failed: | |
09fd0de5 | 4134 | hci_dev_unlock(hdev); |
14a53664 JH |
4135 | return err; |
4136 | } | |
4137 | ||
1904a853 | 4138 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
1183fdca | 4139 | { |
3b0602cd | 4140 | struct mgmt_pending_cmd *cmd; |
1183fdca | 4141 | |
0e05bba6 AG |
4142 | BT_DBG("status %d", status); |
4143 | ||
4144 | hci_dev_lock(hdev); | |
4145 | ||
333ae95d | 4146 | cmd = pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
11e6e25d | 4147 | if (cmd) { |
2922a94f | 4148 | cmd->cmd_complete(cmd, mgmt_status(status)); |
11e6e25d | 4149 | mgmt_pending_remove(cmd); |
0e05bba6 AG |
4150 | } |
4151 | ||
11e6e25d MH |
4152 | if (!status) |
4153 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
0e05bba6 | 4154 | |
0e05bba6 AG |
4155 | hci_dev_unlock(hdev); |
4156 | } | |
4157 | ||
bdb6d971 | 4158 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 4159 | u16 len) |
14a53664 | 4160 | { |
d930650b | 4161 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
3b0602cd | 4162 | struct mgmt_pending_cmd *cmd; |
0e05bba6 | 4163 | struct hci_request req; |
14a53664 JH |
4164 | int err; |
4165 | ||
bdb6d971 | 4166 | BT_DBG("%s", hdev->name); |
14a53664 | 4167 | |
09fd0de5 | 4168 | hci_dev_lock(hdev); |
14a53664 | 4169 | |
30dc78e1 | 4170 | if (!hci_discovery_active(hdev)) { |
2a1afb5a JH |
4171 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
4172 | MGMT_STATUS_REJECTED, &mgmt_cp->type, | |
4173 | sizeof(mgmt_cp->type)); | |
d930650b JH |
4174 | goto unlock; |
4175 | } | |
4176 | ||
4177 | if (hdev->discovery.type != mgmt_cp->type) { | |
2a1afb5a JH |
4178 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
4179 | MGMT_STATUS_INVALID_PARAMS, | |
4180 | &mgmt_cp->type, sizeof(mgmt_cp->type)); | |
30dc78e1 | 4181 | goto unlock; |
ff9ef578 JH |
4182 | } |
4183 | ||
2922a94f | 4184 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, data, len); |
14a53664 JH |
4185 | if (!cmd) { |
4186 | err = -ENOMEM; | |
30dc78e1 JH |
4187 | goto unlock; |
4188 | } | |
4189 | ||
2922a94f JH |
4190 | cmd->cmd_complete = generic_cmd_complete; |
4191 | ||
0e05bba6 AG |
4192 | hci_req_init(&req, hdev); |
4193 | ||
21a60d30 | 4194 | hci_stop_discovery(&req); |
e0d9727e | 4195 | |
21a60d30 JH |
4196 | err = hci_req_run(&req, stop_discovery_complete); |
4197 | if (!err) { | |
4198 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
0e05bba6 | 4199 | goto unlock; |
14a53664 JH |
4200 | } |
4201 | ||
21a60d30 JH |
4202 | mgmt_pending_remove(cmd); |
4203 | ||
4204 | /* If no HCI commands were sent we're done */ | |
4205 | if (err == -ENODATA) { | |
2a1afb5a JH |
4206 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, 0, |
4207 | &mgmt_cp->type, sizeof(mgmt_cp->type)); | |
21a60d30 JH |
4208 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); |
4209 | } | |
14a53664 | 4210 | |
30dc78e1 | 4211 | unlock: |
09fd0de5 | 4212 | hci_dev_unlock(hdev); |
14a53664 JH |
4213 | return err; |
4214 | } | |
4215 | ||
bdb6d971 | 4216 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 4217 | u16 len) |
561aafbc | 4218 | { |
650f726d | 4219 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 4220 | struct inquiry_entry *e; |
561aafbc JH |
4221 | int err; |
4222 | ||
bdb6d971 | 4223 | BT_DBG("%s", hdev->name); |
561aafbc | 4224 | |
561aafbc JH |
4225 | hci_dev_lock(hdev); |
4226 | ||
30dc78e1 | 4227 | if (!hci_discovery_active(hdev)) { |
2a1afb5a JH |
4228 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
4229 | MGMT_STATUS_FAILED, &cp->addr, | |
4230 | sizeof(cp->addr)); | |
30dc78e1 JH |
4231 | goto failed; |
4232 | } | |
4233 | ||
a198e7b1 | 4234 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 4235 | if (!e) { |
2a1afb5a JH |
4236 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
4237 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, | |
4238 | sizeof(cp->addr)); | |
561aafbc JH |
4239 | goto failed; |
4240 | } | |
4241 | ||
4242 | if (cp->name_known) { | |
4243 | e->name_state = NAME_KNOWN; | |
4244 | list_del(&e->list); | |
4245 | } else { | |
4246 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 4247 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
4248 | } |
4249 | ||
2a1afb5a JH |
4250 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, |
4251 | &cp->addr, sizeof(cp->addr)); | |
561aafbc JH |
4252 | |
4253 | failed: | |
4254 | hci_dev_unlock(hdev); | |
561aafbc JH |
4255 | return err; |
4256 | } | |
4257 | ||
bdb6d971 | 4258 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 4259 | u16 len) |
7fbec224 | 4260 | { |
650f726d | 4261 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 4262 | u8 status; |
7fbec224 AJ |
4263 | int err; |
4264 | ||
bdb6d971 | 4265 | BT_DBG("%s", hdev->name); |
7fbec224 | 4266 | |
4ee71b20 | 4267 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
4268 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
4269 | MGMT_STATUS_INVALID_PARAMS, | |
4270 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 4271 | |
09fd0de5 | 4272 | hci_dev_lock(hdev); |
5e762444 | 4273 | |
dcc36c16 JH |
4274 | err = hci_bdaddr_list_add(&hdev->blacklist, &cp->addr.bdaddr, |
4275 | cp->addr.type); | |
2a8357f2 | 4276 | if (err < 0) { |
f0eeea8b | 4277 | status = MGMT_STATUS_FAILED; |
2a8357f2 JH |
4278 | goto done; |
4279 | } | |
4280 | ||
4281 | mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
4282 | sk); | |
4283 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 4284 | |
2a8357f2 | 4285 | done: |
2a1afb5a JH |
4286 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
4287 | &cp->addr, sizeof(cp->addr)); | |
5e762444 | 4288 | |
09fd0de5 | 4289 | hci_dev_unlock(hdev); |
7fbec224 AJ |
4290 | |
4291 | return err; | |
4292 | } | |
4293 | ||
bdb6d971 | 4294 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 4295 | u16 len) |
7fbec224 | 4296 | { |
650f726d | 4297 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 4298 | u8 status; |
7fbec224 AJ |
4299 | int err; |
4300 | ||
bdb6d971 | 4301 | BT_DBG("%s", hdev->name); |
7fbec224 | 4302 | |
4ee71b20 | 4303 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
4304 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
4305 | MGMT_STATUS_INVALID_PARAMS, | |
4306 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 4307 | |
09fd0de5 | 4308 | hci_dev_lock(hdev); |
5e762444 | 4309 | |
dcc36c16 JH |
4310 | err = hci_bdaddr_list_del(&hdev->blacklist, &cp->addr.bdaddr, |
4311 | cp->addr.type); | |
2a8357f2 | 4312 | if (err < 0) { |
f0eeea8b | 4313 | status = MGMT_STATUS_INVALID_PARAMS; |
2a8357f2 JH |
4314 | goto done; |
4315 | } | |
4316 | ||
4317 | mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
4318 | sk); | |
4319 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 4320 | |
2a8357f2 | 4321 | done: |
2a1afb5a JH |
4322 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
4323 | &cp->addr, sizeof(cp->addr)); | |
5e762444 | 4324 | |
09fd0de5 | 4325 | hci_dev_unlock(hdev); |
7fbec224 AJ |
4326 | |
4327 | return err; | |
4328 | } | |
4329 | ||
cdbaccca MH |
4330 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
4331 | u16 len) | |
4332 | { | |
4333 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 4334 | struct hci_request req; |
cdbaccca | 4335 | int err; |
c72d4b8a | 4336 | __u16 source; |
cdbaccca MH |
4337 | |
4338 | BT_DBG("%s", hdev->name); | |
4339 | ||
c72d4b8a SJ |
4340 | source = __le16_to_cpu(cp->source); |
4341 | ||
4342 | if (source > 0x0002) | |
a69e8375 JH |
4343 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, |
4344 | MGMT_STATUS_INVALID_PARAMS); | |
c72d4b8a | 4345 | |
cdbaccca MH |
4346 | hci_dev_lock(hdev); |
4347 | ||
c72d4b8a | 4348 | hdev->devid_source = source; |
cdbaccca MH |
4349 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
4350 | hdev->devid_product = __le16_to_cpu(cp->product); | |
4351 | hdev->devid_version = __le16_to_cpu(cp->version); | |
4352 | ||
2a1afb5a JH |
4353 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, |
4354 | NULL, 0); | |
cdbaccca | 4355 | |
890ea898 JH |
4356 | hci_req_init(&req, hdev); |
4357 | update_eir(&req); | |
4358 | hci_req_run(&req, NULL); | |
cdbaccca MH |
4359 | |
4360 | hci_dev_unlock(hdev); | |
4361 | ||
4362 | return err; | |
4363 | } | |
4364 | ||
1904a853 MH |
4365 | static void set_advertising_complete(struct hci_dev *hdev, u8 status, |
4366 | u16 opcode) | |
4375f103 JH |
4367 | { |
4368 | struct cmd_lookup match = { NULL, hdev }; | |
4369 | ||
3ad67582 JK |
4370 | hci_dev_lock(hdev); |
4371 | ||
4375f103 JH |
4372 | if (status) { |
4373 | u8 mgmt_err = mgmt_status(status); | |
4374 | ||
4375 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
4376 | cmd_status_rsp, &mgmt_err); | |
3ad67582 | 4377 | goto unlock; |
4375f103 JH |
4378 | } |
4379 | ||
d7a5a11d | 4380 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
a1536da2 | 4381 | hci_dev_set_flag(hdev, HCI_ADVERTISING); |
c93bd150 | 4382 | else |
a358dc11 | 4383 | hci_dev_clear_flag(hdev, HCI_ADVERTISING); |
c93bd150 | 4384 | |
4375f103 JH |
4385 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, |
4386 | &match); | |
4387 | ||
4388 | new_settings(hdev, match.sk); | |
4389 | ||
4390 | if (match.sk) | |
4391 | sock_put(match.sk); | |
3ad67582 JK |
4392 | |
4393 | unlock: | |
4394 | hci_dev_unlock(hdev); | |
4375f103 JH |
4395 | } |
4396 | ||
21b5187f MH |
4397 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
4398 | u16 len) | |
4375f103 JH |
4399 | { |
4400 | struct mgmt_mode *cp = data; | |
3b0602cd | 4401 | struct mgmt_pending_cmd *cmd; |
4375f103 | 4402 | struct hci_request req; |
cc91cb04 | 4403 | u8 val, status; |
4375f103 JH |
4404 | int err; |
4405 | ||
4406 | BT_DBG("request for %s", hdev->name); | |
4407 | ||
e6fe7986 JH |
4408 | status = mgmt_le_support(hdev); |
4409 | if (status) | |
a69e8375 JH |
4410 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
4411 | status); | |
4375f103 | 4412 | |
cc91cb04 | 4413 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 JH |
4414 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
4415 | MGMT_STATUS_INVALID_PARAMS); | |
4375f103 JH |
4416 | |
4417 | hci_dev_lock(hdev); | |
4418 | ||
4419 | val = !!cp->val; | |
4375f103 | 4420 | |
f74ca9b8 JH |
4421 | /* The following conditions are ones which mean that we should |
4422 | * not do any HCI communication but directly send a mgmt | |
4423 | * response to user space (after toggling the flag if | |
4424 | * necessary). | |
4425 | */ | |
cc91cb04 | 4426 | if (!hdev_is_powered(hdev) || |
d7a5a11d MH |
4427 | (val == hci_dev_test_flag(hdev, HCI_ADVERTISING) && |
4428 | (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE)) || | |
e8bb6b97 | 4429 | hci_conn_num(hdev, LE_LINK) > 0 || |
d7a5a11d | 4430 | (hci_dev_test_flag(hdev, HCI_LE_SCAN) && |
e8bb6b97 | 4431 | hdev->le_scan_type == LE_SCAN_ACTIVE)) { |
cc91cb04 | 4432 | bool changed; |
4375f103 | 4433 | |
cc91cb04 | 4434 | if (cp->val) { |
238be788 | 4435 | changed = !hci_dev_test_and_set_flag(hdev, HCI_ADVERTISING); |
cc91cb04 | 4436 | if (cp->val == 0x02) |
a1536da2 | 4437 | hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 4438 | else |
a358dc11 | 4439 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 4440 | } else { |
a69d8927 | 4441 | changed = hci_dev_test_and_clear_flag(hdev, HCI_ADVERTISING); |
a358dc11 | 4442 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
4375f103 JH |
4443 | } |
4444 | ||
4445 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
4446 | if (err < 0) | |
4447 | goto unlock; | |
4448 | ||
4449 | if (changed) | |
4450 | err = new_settings(hdev, sk); | |
4451 | ||
4452 | goto unlock; | |
4453 | } | |
4454 | ||
333ae95d JH |
4455 | if (pending_find(MGMT_OP_SET_ADVERTISING, hdev) || |
4456 | pending_find(MGMT_OP_SET_LE, hdev)) { | |
a69e8375 JH |
4457 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
4458 | MGMT_STATUS_BUSY); | |
4375f103 JH |
4459 | goto unlock; |
4460 | } | |
4461 | ||
4462 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
4463 | if (!cmd) { | |
4464 | err = -ENOMEM; | |
4465 | goto unlock; | |
4466 | } | |
4467 | ||
4468 | hci_req_init(&req, hdev); | |
4469 | ||
cc91cb04 | 4470 | if (cp->val == 0x02) |
a1536da2 | 4471 | hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 4472 | else |
a358dc11 | 4473 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 4474 | |
bba3aa55 MH |
4475 | if (val) |
4476 | enable_advertising(&req); | |
4477 | else | |
4478 | disable_advertising(&req); | |
4375f103 JH |
4479 | |
4480 | err = hci_req_run(&req, set_advertising_complete); | |
4481 | if (err < 0) | |
4482 | mgmt_pending_remove(cmd); | |
4483 | ||
4484 | unlock: | |
4485 | hci_dev_unlock(hdev); | |
4486 | return err; | |
4487 | } | |
4488 | ||
d13eafce MH |
4489 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
4490 | void *data, u16 len) | |
4491 | { | |
4492 | struct mgmt_cp_set_static_address *cp = data; | |
4493 | int err; | |
4494 | ||
4495 | BT_DBG("%s", hdev->name); | |
4496 | ||
62af4443 | 4497 | if (!lmp_le_capable(hdev)) |
a69e8375 JH |
4498 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
4499 | MGMT_STATUS_NOT_SUPPORTED); | |
d13eafce MH |
4500 | |
4501 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
4502 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
4503 | MGMT_STATUS_REJECTED); | |
d13eafce MH |
4504 | |
4505 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
4506 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
a69e8375 JH |
4507 | return mgmt_cmd_status(sk, hdev->id, |
4508 | MGMT_OP_SET_STATIC_ADDRESS, | |
4509 | MGMT_STATUS_INVALID_PARAMS); | |
d13eafce MH |
4510 | |
4511 | /* Two most significant bits shall be set */ | |
4512 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
a69e8375 JH |
4513 | return mgmt_cmd_status(sk, hdev->id, |
4514 | MGMT_OP_SET_STATIC_ADDRESS, | |
4515 | MGMT_STATUS_INVALID_PARAMS); | |
d13eafce MH |
4516 | } |
4517 | ||
4518 | hci_dev_lock(hdev); | |
4519 | ||
4520 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
4521 | ||
93690c22 MH |
4522 | err = send_settings_rsp(sk, MGMT_OP_SET_STATIC_ADDRESS, hdev); |
4523 | if (err < 0) | |
4524 | goto unlock; | |
4525 | ||
4526 | err = new_settings(hdev, sk); | |
d13eafce | 4527 | |
93690c22 | 4528 | unlock: |
d13eafce | 4529 | hci_dev_unlock(hdev); |
d13eafce MH |
4530 | return err; |
4531 | } | |
4532 | ||
14b49b9a MH |
4533 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
4534 | void *data, u16 len) | |
4535 | { | |
4536 | struct mgmt_cp_set_scan_params *cp = data; | |
4537 | __u16 interval, window; | |
4538 | int err; | |
4539 | ||
4540 | BT_DBG("%s", hdev->name); | |
4541 | ||
4542 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
4543 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
4544 | MGMT_STATUS_NOT_SUPPORTED); | |
14b49b9a MH |
4545 | |
4546 | interval = __le16_to_cpu(cp->interval); | |
4547 | ||
4548 | if (interval < 0x0004 || interval > 0x4000) | |
a69e8375 JH |
4549 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
4550 | MGMT_STATUS_INVALID_PARAMS); | |
14b49b9a MH |
4551 | |
4552 | window = __le16_to_cpu(cp->window); | |
4553 | ||
4554 | if (window < 0x0004 || window > 0x4000) | |
a69e8375 JH |
4555 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
4556 | MGMT_STATUS_INVALID_PARAMS); | |
14b49b9a | 4557 | |
899e1075 | 4558 | if (window > interval) |
a69e8375 JH |
4559 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
4560 | MGMT_STATUS_INVALID_PARAMS); | |
899e1075 | 4561 | |
14b49b9a MH |
4562 | hci_dev_lock(hdev); |
4563 | ||
4564 | hdev->le_scan_interval = interval; | |
4565 | hdev->le_scan_window = window; | |
4566 | ||
2a1afb5a JH |
4567 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, |
4568 | NULL, 0); | |
14b49b9a | 4569 | |
dd2ef8e2 AG |
4570 | /* If background scan is running, restart it so new parameters are |
4571 | * loaded. | |
4572 | */ | |
d7a5a11d | 4573 | if (hci_dev_test_flag(hdev, HCI_LE_SCAN) && |
dd2ef8e2 AG |
4574 | hdev->discovery.state == DISCOVERY_STOPPED) { |
4575 | struct hci_request req; | |
4576 | ||
4577 | hci_req_init(&req, hdev); | |
4578 | ||
4579 | hci_req_add_le_scan_disable(&req); | |
4580 | hci_req_add_le_passive_scan(&req); | |
4581 | ||
4582 | hci_req_run(&req, NULL); | |
4583 | } | |
4584 | ||
14b49b9a MH |
4585 | hci_dev_unlock(hdev); |
4586 | ||
4587 | return err; | |
4588 | } | |
4589 | ||
1904a853 MH |
4590 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status, |
4591 | u16 opcode) | |
33e38b3e | 4592 | { |
3b0602cd | 4593 | struct mgmt_pending_cmd *cmd; |
33e38b3e JH |
4594 | |
4595 | BT_DBG("status 0x%02x", status); | |
4596 | ||
4597 | hci_dev_lock(hdev); | |
4598 | ||
333ae95d | 4599 | cmd = pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
33e38b3e JH |
4600 | if (!cmd) |
4601 | goto unlock; | |
4602 | ||
4603 | if (status) { | |
a69e8375 JH |
4604 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4605 | mgmt_status(status)); | |
33e38b3e | 4606 | } else { |
1a4d3c4b JH |
4607 | struct mgmt_mode *cp = cmd->param; |
4608 | ||
4609 | if (cp->val) | |
a1536da2 | 4610 | hci_dev_set_flag(hdev, HCI_FAST_CONNECTABLE); |
1a4d3c4b | 4611 | else |
a358dc11 | 4612 | hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE); |
1a4d3c4b | 4613 | |
33e38b3e JH |
4614 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
4615 | new_settings(hdev, cmd->sk); | |
4616 | } | |
4617 | ||
4618 | mgmt_pending_remove(cmd); | |
4619 | ||
4620 | unlock: | |
4621 | hci_dev_unlock(hdev); | |
4622 | } | |
4623 | ||
bdb6d971 | 4624 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4625 | void *data, u16 len) |
f6422ec6 | 4626 | { |
650f726d | 4627 | struct mgmt_mode *cp = data; |
3b0602cd | 4628 | struct mgmt_pending_cmd *cmd; |
33e38b3e | 4629 | struct hci_request req; |
f6422ec6 AJ |
4630 | int err; |
4631 | ||
bdb6d971 | 4632 | BT_DBG("%s", hdev->name); |
f6422ec6 | 4633 | |
d7a5a11d | 4634 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) || |
56f87901 | 4635 | hdev->hci_ver < BLUETOOTH_VER_1_2) |
a69e8375 JH |
4636 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4637 | MGMT_STATUS_NOT_SUPPORTED); | |
33c525c0 | 4638 | |
a7e80f25 | 4639 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
4640 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4641 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 4642 | |
f6422ec6 AJ |
4643 | hci_dev_lock(hdev); |
4644 | ||
333ae95d | 4645 | if (pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
a69e8375 JH |
4646 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4647 | MGMT_STATUS_BUSY); | |
05cbf29f JH |
4648 | goto unlock; |
4649 | } | |
4650 | ||
d7a5a11d | 4651 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) { |
1a4d3c4b JH |
4652 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, |
4653 | hdev); | |
4654 | goto unlock; | |
4655 | } | |
4656 | ||
406ef2a6 | 4657 | if (!hdev_is_powered(hdev)) { |
ce05d603 | 4658 | hci_dev_change_flag(hdev, HCI_FAST_CONNECTABLE); |
406ef2a6 JH |
4659 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, |
4660 | hdev); | |
4661 | new_settings(hdev, sk); | |
4662 | goto unlock; | |
4663 | } | |
4664 | ||
33e38b3e JH |
4665 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
4666 | data, len); | |
4667 | if (!cmd) { | |
4668 | err = -ENOMEM; | |
4669 | goto unlock; | |
f6422ec6 AJ |
4670 | } |
4671 | ||
33e38b3e JH |
4672 | hci_req_init(&req, hdev); |
4673 | ||
406d7804 | 4674 | write_fast_connectable(&req, cp->val); |
33e38b3e JH |
4675 | |
4676 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 4677 | if (err < 0) { |
a69e8375 JH |
4678 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4679 | MGMT_STATUS_FAILED); | |
33e38b3e | 4680 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
4681 | } |
4682 | ||
33e38b3e | 4683 | unlock: |
f6422ec6 | 4684 | hci_dev_unlock(hdev); |
33e38b3e | 4685 | |
f6422ec6 AJ |
4686 | return err; |
4687 | } | |
4688 | ||
1904a853 | 4689 | static void set_bredr_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
0663ca2a | 4690 | { |
3b0602cd | 4691 | struct mgmt_pending_cmd *cmd; |
0663ca2a JH |
4692 | |
4693 | BT_DBG("status 0x%02x", status); | |
4694 | ||
4695 | hci_dev_lock(hdev); | |
4696 | ||
333ae95d | 4697 | cmd = pending_find(MGMT_OP_SET_BREDR, hdev); |
0663ca2a JH |
4698 | if (!cmd) |
4699 | goto unlock; | |
4700 | ||
4701 | if (status) { | |
4702 | u8 mgmt_err = mgmt_status(status); | |
4703 | ||
4704 | /* We need to restore the flag if related HCI commands | |
4705 | * failed. | |
4706 | */ | |
a358dc11 | 4707 | hci_dev_clear_flag(hdev, HCI_BREDR_ENABLED); |
0663ca2a | 4708 | |
a69e8375 | 4709 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
0663ca2a JH |
4710 | } else { |
4711 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
4712 | new_settings(hdev, cmd->sk); | |
4713 | } | |
4714 | ||
4715 | mgmt_pending_remove(cmd); | |
4716 | ||
4717 | unlock: | |
4718 | hci_dev_unlock(hdev); | |
4719 | } | |
4720 | ||
4721 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
4722 | { | |
4723 | struct mgmt_mode *cp = data; | |
3b0602cd | 4724 | struct mgmt_pending_cmd *cmd; |
0663ca2a JH |
4725 | struct hci_request req; |
4726 | int err; | |
4727 | ||
4728 | BT_DBG("request for %s", hdev->name); | |
4729 | ||
4730 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
a69e8375 JH |
4731 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4732 | MGMT_STATUS_NOT_SUPPORTED); | |
0663ca2a | 4733 | |
d7a5a11d | 4734 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
a69e8375 JH |
4735 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4736 | MGMT_STATUS_REJECTED); | |
0663ca2a JH |
4737 | |
4738 | if (cp->val != 0x00 && cp->val != 0x01) | |
a69e8375 JH |
4739 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4740 | MGMT_STATUS_INVALID_PARAMS); | |
0663ca2a JH |
4741 | |
4742 | hci_dev_lock(hdev); | |
4743 | ||
d7a5a11d | 4744 | if (cp->val == hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
0663ca2a JH |
4745 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); |
4746 | goto unlock; | |
4747 | } | |
4748 | ||
4749 | if (!hdev_is_powered(hdev)) { | |
4750 | if (!cp->val) { | |
a358dc11 MH |
4751 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); |
4752 | hci_dev_clear_flag(hdev, HCI_SSP_ENABLED); | |
4753 | hci_dev_clear_flag(hdev, HCI_LINK_SECURITY); | |
4754 | hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE); | |
4755 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); | |
0663ca2a JH |
4756 | } |
4757 | ||
ce05d603 | 4758 | hci_dev_change_flag(hdev, HCI_BREDR_ENABLED); |
0663ca2a JH |
4759 | |
4760 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4761 | if (err < 0) | |
4762 | goto unlock; | |
4763 | ||
4764 | err = new_settings(hdev, sk); | |
4765 | goto unlock; | |
4766 | } | |
4767 | ||
4768 | /* Reject disabling when powered on */ | |
4769 | if (!cp->val) { | |
a69e8375 JH |
4770 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4771 | MGMT_STATUS_REJECTED); | |
0663ca2a | 4772 | goto unlock; |
111e4bcc MH |
4773 | } else { |
4774 | /* When configuring a dual-mode controller to operate | |
4775 | * with LE only and using a static address, then switching | |
4776 | * BR/EDR back on is not allowed. | |
4777 | * | |
4778 | * Dual-mode controllers shall operate with the public | |
4779 | * address as its identity address for BR/EDR and LE. So | |
4780 | * reject the attempt to create an invalid configuration. | |
3a5486e1 MH |
4781 | * |
4782 | * The same restrictions applies when secure connections | |
4783 | * has been enabled. For BR/EDR this is a controller feature | |
4784 | * while for LE it is a host stack feature. This means that | |
4785 | * switching BR/EDR back on when secure connections has been | |
4786 | * enabled is not a supported transaction. | |
111e4bcc | 4787 | */ |
d7a5a11d | 4788 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && |
3a5486e1 | 4789 | (bacmp(&hdev->static_addr, BDADDR_ANY) || |
d7a5a11d | 4790 | hci_dev_test_flag(hdev, HCI_SC_ENABLED))) { |
a69e8375 JH |
4791 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4792 | MGMT_STATUS_REJECTED); | |
111e4bcc MH |
4793 | goto unlock; |
4794 | } | |
0663ca2a JH |
4795 | } |
4796 | ||
333ae95d | 4797 | if (pending_find(MGMT_OP_SET_BREDR, hdev)) { |
a69e8375 JH |
4798 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4799 | MGMT_STATUS_BUSY); | |
0663ca2a JH |
4800 | goto unlock; |
4801 | } | |
4802 | ||
4803 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
4804 | if (!cmd) { | |
4805 | err = -ENOMEM; | |
4806 | goto unlock; | |
4807 | } | |
4808 | ||
5947f4bc | 4809 | /* We need to flip the bit already here so that update_adv_data |
0663ca2a JH |
4810 | * generates the correct flags. |
4811 | */ | |
a1536da2 | 4812 | hci_dev_set_flag(hdev, HCI_BREDR_ENABLED); |
0663ca2a JH |
4813 | |
4814 | hci_req_init(&req, hdev); | |
aa8af46e | 4815 | |
432df05e | 4816 | write_fast_connectable(&req, false); |
1d2dc5b7 | 4817 | __hci_update_page_scan(&req); |
aa8af46e | 4818 | |
f14d8f64 MH |
4819 | /* Since only the advertising data flags will change, there |
4820 | * is no need to update the scan response data. | |
4821 | */ | |
5947f4bc | 4822 | update_adv_data(&req); |
aa8af46e | 4823 | |
0663ca2a JH |
4824 | err = hci_req_run(&req, set_bredr_complete); |
4825 | if (err < 0) | |
4826 | mgmt_pending_remove(cmd); | |
4827 | ||
4828 | unlock: | |
4829 | hci_dev_unlock(hdev); | |
4830 | return err; | |
4831 | } | |
4832 | ||
a1443f5a JH |
4833 | static void sc_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
4834 | { | |
3b0602cd | 4835 | struct mgmt_pending_cmd *cmd; |
a1443f5a JH |
4836 | struct mgmt_mode *cp; |
4837 | ||
4838 | BT_DBG("%s status %u", hdev->name, status); | |
4839 | ||
4840 | hci_dev_lock(hdev); | |
4841 | ||
333ae95d | 4842 | cmd = pending_find(MGMT_OP_SET_SECURE_CONN, hdev); |
a1443f5a JH |
4843 | if (!cmd) |
4844 | goto unlock; | |
4845 | ||
4846 | if (status) { | |
a69e8375 JH |
4847 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, |
4848 | mgmt_status(status)); | |
a1443f5a JH |
4849 | goto remove; |
4850 | } | |
4851 | ||
4852 | cp = cmd->param; | |
4853 | ||
4854 | switch (cp->val) { | |
4855 | case 0x00: | |
a358dc11 MH |
4856 | hci_dev_clear_flag(hdev, HCI_SC_ENABLED); |
4857 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); | |
a1443f5a JH |
4858 | break; |
4859 | case 0x01: | |
a1536da2 | 4860 | hci_dev_set_flag(hdev, HCI_SC_ENABLED); |
a358dc11 | 4861 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
a1443f5a JH |
4862 | break; |
4863 | case 0x02: | |
a1536da2 MH |
4864 | hci_dev_set_flag(hdev, HCI_SC_ENABLED); |
4865 | hci_dev_set_flag(hdev, HCI_SC_ONLY); | |
a1443f5a JH |
4866 | break; |
4867 | } | |
4868 | ||
4869 | send_settings_rsp(cmd->sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4870 | new_settings(hdev, cmd->sk); | |
4871 | ||
4872 | remove: | |
4873 | mgmt_pending_remove(cmd); | |
4874 | unlock: | |
4875 | hci_dev_unlock(hdev); | |
4876 | } | |
4877 | ||
eac83dc6 MH |
4878 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
4879 | void *data, u16 len) | |
4880 | { | |
4881 | struct mgmt_mode *cp = data; | |
3b0602cd | 4882 | struct mgmt_pending_cmd *cmd; |
a1443f5a | 4883 | struct hci_request req; |
a3209694 | 4884 | u8 val; |
eac83dc6 MH |
4885 | int err; |
4886 | ||
4887 | BT_DBG("request for %s", hdev->name); | |
4888 | ||
05b3c3e7 | 4889 | if (!lmp_sc_capable(hdev) && |
d7a5a11d | 4890 | !hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
a69e8375 JH |
4891 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4892 | MGMT_STATUS_NOT_SUPPORTED); | |
eac83dc6 | 4893 | |
d7a5a11d | 4894 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && |
59200286 | 4895 | lmp_sc_capable(hdev) && |
d7a5a11d | 4896 | !hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
a69e8375 JH |
4897 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4898 | MGMT_STATUS_REJECTED); | |
ed93ec69 | 4899 | |
0ab04a9c | 4900 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 | 4901 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
eac83dc6 MH |
4902 | MGMT_STATUS_INVALID_PARAMS); |
4903 | ||
4904 | hci_dev_lock(hdev); | |
4905 | ||
05b3c3e7 | 4906 | if (!hdev_is_powered(hdev) || !lmp_sc_capable(hdev) || |
d7a5a11d | 4907 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
eac83dc6 MH |
4908 | bool changed; |
4909 | ||
0ab04a9c | 4910 | if (cp->val) { |
238be788 MH |
4911 | changed = !hci_dev_test_and_set_flag(hdev, |
4912 | HCI_SC_ENABLED); | |
0ab04a9c | 4913 | if (cp->val == 0x02) |
a1536da2 | 4914 | hci_dev_set_flag(hdev, HCI_SC_ONLY); |
0ab04a9c | 4915 | else |
a358dc11 | 4916 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
0ab04a9c | 4917 | } else { |
a69d8927 MH |
4918 | changed = hci_dev_test_and_clear_flag(hdev, |
4919 | HCI_SC_ENABLED); | |
a358dc11 | 4920 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
0ab04a9c | 4921 | } |
eac83dc6 MH |
4922 | |
4923 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4924 | if (err < 0) | |
4925 | goto failed; | |
4926 | ||
4927 | if (changed) | |
4928 | err = new_settings(hdev, sk); | |
4929 | ||
4930 | goto failed; | |
4931 | } | |
4932 | ||
333ae95d | 4933 | if (pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { |
a69e8375 JH |
4934 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4935 | MGMT_STATUS_BUSY); | |
eac83dc6 MH |
4936 | goto failed; |
4937 | } | |
4938 | ||
0ab04a9c MH |
4939 | val = !!cp->val; |
4940 | ||
d7a5a11d MH |
4941 | if (val == hci_dev_test_flag(hdev, HCI_SC_ENABLED) && |
4942 | (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_SC_ONLY)) { | |
eac83dc6 MH |
4943 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
4944 | goto failed; | |
4945 | } | |
4946 | ||
4947 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); | |
4948 | if (!cmd) { | |
4949 | err = -ENOMEM; | |
4950 | goto failed; | |
4951 | } | |
4952 | ||
a1443f5a JH |
4953 | hci_req_init(&req, hdev); |
4954 | hci_req_add(&req, HCI_OP_WRITE_SC_SUPPORT, 1, &val); | |
4955 | err = hci_req_run(&req, sc_enable_complete); | |
eac83dc6 MH |
4956 | if (err < 0) { |
4957 | mgmt_pending_remove(cmd); | |
4958 | goto failed; | |
4959 | } | |
4960 | ||
4961 | failed: | |
4962 | hci_dev_unlock(hdev); | |
4963 | return err; | |
4964 | } | |
4965 | ||
4e39ac81 MH |
4966 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
4967 | void *data, u16 len) | |
4968 | { | |
4969 | struct mgmt_mode *cp = data; | |
b9710979 | 4970 | bool changed, use_changed; |
4e39ac81 MH |
4971 | int err; |
4972 | ||
4973 | BT_DBG("request for %s", hdev->name); | |
4974 | ||
b9710979 | 4975 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 JH |
4976 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, |
4977 | MGMT_STATUS_INVALID_PARAMS); | |
4e39ac81 MH |
4978 | |
4979 | hci_dev_lock(hdev); | |
4980 | ||
4981 | if (cp->val) | |
238be788 | 4982 | changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS); |
4e39ac81 | 4983 | else |
a69d8927 MH |
4984 | changed = hci_dev_test_and_clear_flag(hdev, |
4985 | HCI_KEEP_DEBUG_KEYS); | |
4e39ac81 | 4986 | |
b9710979 | 4987 | if (cp->val == 0x02) |
238be788 MH |
4988 | use_changed = !hci_dev_test_and_set_flag(hdev, |
4989 | HCI_USE_DEBUG_KEYS); | |
b9710979 | 4990 | else |
a69d8927 MH |
4991 | use_changed = hci_dev_test_and_clear_flag(hdev, |
4992 | HCI_USE_DEBUG_KEYS); | |
b9710979 JH |
4993 | |
4994 | if (hdev_is_powered(hdev) && use_changed && | |
d7a5a11d | 4995 | hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
b9710979 JH |
4996 | u8 mode = (cp->val == 0x02) ? 0x01 : 0x00; |
4997 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
4998 | sizeof(mode), &mode); | |
4999 | } | |
5000 | ||
4e39ac81 MH |
5001 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); |
5002 | if (err < 0) | |
5003 | goto unlock; | |
5004 | ||
5005 | if (changed) | |
5006 | err = new_settings(hdev, sk); | |
5007 | ||
5008 | unlock: | |
5009 | hci_dev_unlock(hdev); | |
5010 | return err; | |
5011 | } | |
5012 | ||
62b04cd1 JH |
5013 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
5014 | u16 len) | |
5015 | { | |
5016 | struct mgmt_cp_set_privacy *cp = cp_data; | |
5017 | bool changed; | |
5018 | int err; | |
5019 | ||
5020 | BT_DBG("request for %s", hdev->name); | |
5021 | ||
5022 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
5023 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
5024 | MGMT_STATUS_NOT_SUPPORTED); | |
62b04cd1 JH |
5025 | |
5026 | if (cp->privacy != 0x00 && cp->privacy != 0x01) | |
a69e8375 JH |
5027 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
5028 | MGMT_STATUS_INVALID_PARAMS); | |
62b04cd1 JH |
5029 | |
5030 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
5031 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
5032 | MGMT_STATUS_REJECTED); | |
62b04cd1 JH |
5033 | |
5034 | hci_dev_lock(hdev); | |
5035 | ||
c21c0ea0 JH |
5036 | /* If user space supports this command it is also expected to |
5037 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. | |
5038 | */ | |
a1536da2 | 5039 | hci_dev_set_flag(hdev, HCI_RPA_RESOLVING); |
c21c0ea0 | 5040 | |
62b04cd1 | 5041 | if (cp->privacy) { |
238be788 | 5042 | changed = !hci_dev_test_and_set_flag(hdev, HCI_PRIVACY); |
62b04cd1 | 5043 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); |
a1536da2 | 5044 | hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); |
62b04cd1 | 5045 | } else { |
a69d8927 | 5046 | changed = hci_dev_test_and_clear_flag(hdev, HCI_PRIVACY); |
62b04cd1 | 5047 | memset(hdev->irk, 0, sizeof(hdev->irk)); |
a358dc11 | 5048 | hci_dev_clear_flag(hdev, HCI_RPA_EXPIRED); |
62b04cd1 JH |
5049 | } |
5050 | ||
5051 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); | |
5052 | if (err < 0) | |
5053 | goto unlock; | |
5054 | ||
5055 | if (changed) | |
5056 | err = new_settings(hdev, sk); | |
5057 | ||
5058 | unlock: | |
5059 | hci_dev_unlock(hdev); | |
5060 | return err; | |
5061 | } | |
5062 | ||
41edf160 JH |
5063 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
5064 | { | |
5065 | switch (irk->addr.type) { | |
5066 | case BDADDR_LE_PUBLIC: | |
5067 | return true; | |
5068 | ||
5069 | case BDADDR_LE_RANDOM: | |
5070 | /* Two most significant bits shall be set */ | |
5071 | if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
5072 | return false; | |
5073 | return true; | |
5074 | } | |
5075 | ||
5076 | return false; | |
5077 | } | |
5078 | ||
5079 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, | |
5080 | u16 len) | |
5081 | { | |
5082 | struct mgmt_cp_load_irks *cp = cp_data; | |
ba1d6936 JH |
5083 | const u16 max_irk_count = ((U16_MAX - sizeof(*cp)) / |
5084 | sizeof(struct mgmt_irk_info)); | |
41edf160 JH |
5085 | u16 irk_count, expected_len; |
5086 | int i, err; | |
5087 | ||
5088 | BT_DBG("request for %s", hdev->name); | |
5089 | ||
5090 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
5091 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
5092 | MGMT_STATUS_NOT_SUPPORTED); | |
41edf160 JH |
5093 | |
5094 | irk_count = __le16_to_cpu(cp->irk_count); | |
ba1d6936 JH |
5095 | if (irk_count > max_irk_count) { |
5096 | BT_ERR("load_irks: too big irk_count value %u", irk_count); | |
a69e8375 JH |
5097 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
5098 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 5099 | } |
41edf160 JH |
5100 | |
5101 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); | |
5102 | if (expected_len != len) { | |
5103 | BT_ERR("load_irks: expected %u bytes, got %u bytes", | |
2606ecbc | 5104 | expected_len, len); |
a69e8375 JH |
5105 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
5106 | MGMT_STATUS_INVALID_PARAMS); | |
41edf160 JH |
5107 | } |
5108 | ||
5109 | BT_DBG("%s irk_count %u", hdev->name, irk_count); | |
5110 | ||
5111 | for (i = 0; i < irk_count; i++) { | |
5112 | struct mgmt_irk_info *key = &cp->irks[i]; | |
5113 | ||
5114 | if (!irk_is_valid(key)) | |
a69e8375 JH |
5115 | return mgmt_cmd_status(sk, hdev->id, |
5116 | MGMT_OP_LOAD_IRKS, | |
5117 | MGMT_STATUS_INVALID_PARAMS); | |
41edf160 JH |
5118 | } |
5119 | ||
5120 | hci_dev_lock(hdev); | |
5121 | ||
5122 | hci_smp_irks_clear(hdev); | |
5123 | ||
5124 | for (i = 0; i < irk_count; i++) { | |
5125 | struct mgmt_irk_info *irk = &cp->irks[i]; | |
5126 | u8 addr_type; | |
5127 | ||
5128 | if (irk->addr.type == BDADDR_LE_PUBLIC) | |
5129 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5130 | else | |
5131 | addr_type = ADDR_LE_DEV_RANDOM; | |
5132 | ||
5133 | hci_add_irk(hdev, &irk->addr.bdaddr, addr_type, irk->val, | |
5134 | BDADDR_ANY); | |
5135 | } | |
5136 | ||
a1536da2 | 5137 | hci_dev_set_flag(hdev, HCI_RPA_RESOLVING); |
41edf160 | 5138 | |
2a1afb5a | 5139 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); |
41edf160 JH |
5140 | |
5141 | hci_dev_unlock(hdev); | |
5142 | ||
5143 | return err; | |
5144 | } | |
5145 | ||
3f706b72 JH |
5146 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
5147 | { | |
5148 | if (key->master != 0x00 && key->master != 0x01) | |
5149 | return false; | |
490cb0b3 MH |
5150 | |
5151 | switch (key->addr.type) { | |
5152 | case BDADDR_LE_PUBLIC: | |
5153 | return true; | |
5154 | ||
5155 | case BDADDR_LE_RANDOM: | |
5156 | /* Two most significant bits shall be set */ | |
5157 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
5158 | return false; | |
5159 | return true; | |
5160 | } | |
5161 | ||
5162 | return false; | |
3f706b72 JH |
5163 | } |
5164 | ||
bdb6d971 | 5165 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 5166 | void *cp_data, u16 len) |
346af67b | 5167 | { |
346af67b | 5168 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
ba1d6936 JH |
5169 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
5170 | sizeof(struct mgmt_ltk_info)); | |
346af67b | 5171 | u16 key_count, expected_len; |
715a5bf2 | 5172 | int i, err; |
346af67b | 5173 | |
cf99ba13 MH |
5174 | BT_DBG("request for %s", hdev->name); |
5175 | ||
5176 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
5177 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
5178 | MGMT_STATUS_NOT_SUPPORTED); | |
cf99ba13 | 5179 | |
1f350c87 | 5180 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
5181 | if (key_count > max_key_count) { |
5182 | BT_ERR("load_ltks: too big key_count value %u", key_count); | |
a69e8375 JH |
5183 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
5184 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 5185 | } |
346af67b VCG |
5186 | |
5187 | expected_len = sizeof(*cp) + key_count * | |
5188 | sizeof(struct mgmt_ltk_info); | |
5189 | if (expected_len != len) { | |
5190 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
2606ecbc | 5191 | expected_len, len); |
a69e8375 JH |
5192 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
5193 | MGMT_STATUS_INVALID_PARAMS); | |
346af67b VCG |
5194 | } |
5195 | ||
bdb6d971 | 5196 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 5197 | |
54ad6d8a JH |
5198 | for (i = 0; i < key_count; i++) { |
5199 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
5200 | ||
3f706b72 | 5201 | if (!ltk_is_valid(key)) |
a69e8375 JH |
5202 | return mgmt_cmd_status(sk, hdev->id, |
5203 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
5204 | MGMT_STATUS_INVALID_PARAMS); | |
54ad6d8a JH |
5205 | } |
5206 | ||
346af67b VCG |
5207 | hci_dev_lock(hdev); |
5208 | ||
5209 | hci_smp_ltks_clear(hdev); | |
5210 | ||
5211 | for (i = 0; i < key_count; i++) { | |
5212 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
d7b25450 | 5213 | u8 type, addr_type, authenticated; |
79d95a19 MH |
5214 | |
5215 | if (key->addr.type == BDADDR_LE_PUBLIC) | |
5216 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5217 | else | |
5218 | addr_type = ADDR_LE_DEV_RANDOM; | |
346af67b | 5219 | |
61b43357 JH |
5220 | switch (key->type) { |
5221 | case MGMT_LTK_UNAUTHENTICATED: | |
d7b25450 | 5222 | authenticated = 0x00; |
23fb8de3 | 5223 | type = key->master ? SMP_LTK : SMP_LTK_SLAVE; |
61b43357 JH |
5224 | break; |
5225 | case MGMT_LTK_AUTHENTICATED: | |
d7b25450 | 5226 | authenticated = 0x01; |
23fb8de3 JH |
5227 | type = key->master ? SMP_LTK : SMP_LTK_SLAVE; |
5228 | break; | |
5229 | case MGMT_LTK_P256_UNAUTH: | |
5230 | authenticated = 0x00; | |
5231 | type = SMP_LTK_P256; | |
61b43357 | 5232 | break; |
23fb8de3 JH |
5233 | case MGMT_LTK_P256_AUTH: |
5234 | authenticated = 0x01; | |
5235 | type = SMP_LTK_P256; | |
61b43357 | 5236 | break; |
23fb8de3 JH |
5237 | case MGMT_LTK_P256_DEBUG: |
5238 | authenticated = 0x00; | |
5239 | type = SMP_LTK_P256_DEBUG; | |
61b43357 JH |
5240 | default: |
5241 | continue; | |
5242 | } | |
d7b25450 | 5243 | |
35d70271 | 5244 | hci_add_ltk(hdev, &key->addr.bdaddr, addr_type, type, |
d7b25450 | 5245 | authenticated, key->val, key->enc_size, key->ediv, |
35d70271 | 5246 | key->rand); |
346af67b VCG |
5247 | } |
5248 | ||
2a1afb5a | 5249 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
715a5bf2 JH |
5250 | NULL, 0); |
5251 | ||
346af67b | 5252 | hci_dev_unlock(hdev); |
346af67b | 5253 | |
715a5bf2 | 5254 | return err; |
346af67b VCG |
5255 | } |
5256 | ||
3b0602cd | 5257 | static int conn_info_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
dd983808 | 5258 | { |
dd983808 | 5259 | struct hci_conn *conn = cmd->user_data; |
9981bdb0 | 5260 | struct mgmt_rp_get_conn_info rp; |
9df74653 | 5261 | int err; |
dd983808 | 5262 | |
9981bdb0 | 5263 | memcpy(&rp.addr, cmd->param, sizeof(rp.addr)); |
dd983808 | 5264 | |
9981bdb0 | 5265 | if (status == MGMT_STATUS_SUCCESS) { |
dd983808 | 5266 | rp.rssi = conn->rssi; |
9981bdb0 JH |
5267 | rp.tx_power = conn->tx_power; |
5268 | rp.max_tx_power = conn->max_tx_power; | |
5269 | } else { | |
5270 | rp.rssi = HCI_RSSI_INVALID; | |
5271 | rp.tx_power = HCI_TX_POWER_INVALID; | |
5272 | rp.max_tx_power = HCI_TX_POWER_INVALID; | |
dd983808 AK |
5273 | } |
5274 | ||
2a1afb5a JH |
5275 | err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, |
5276 | status, &rp, sizeof(rp)); | |
dd983808 AK |
5277 | |
5278 | hci_conn_drop(conn); | |
f8aaf9b6 | 5279 | hci_conn_put(conn); |
9df74653 JH |
5280 | |
5281 | return err; | |
dd983808 AK |
5282 | } |
5283 | ||
1904a853 MH |
5284 | static void conn_info_refresh_complete(struct hci_dev *hdev, u8 hci_status, |
5285 | u16 opcode) | |
dd983808 AK |
5286 | { |
5287 | struct hci_cp_read_rssi *cp; | |
3b0602cd | 5288 | struct mgmt_pending_cmd *cmd; |
dd983808 | 5289 | struct hci_conn *conn; |
dd983808 | 5290 | u16 handle; |
9981bdb0 | 5291 | u8 status; |
dd983808 | 5292 | |
9981bdb0 | 5293 | BT_DBG("status 0x%02x", hci_status); |
dd983808 AK |
5294 | |
5295 | hci_dev_lock(hdev); | |
5296 | ||
dd983808 AK |
5297 | /* Commands sent in request are either Read RSSI or Read Transmit Power |
5298 | * Level so we check which one was last sent to retrieve connection | |
5299 | * handle. Both commands have handle as first parameter so it's safe to | |
5300 | * cast data on the same command struct. | |
5301 | * | |
5302 | * First command sent is always Read RSSI and we fail only if it fails. | |
5303 | * In other case we simply override error to indicate success as we | |
5304 | * already remembered if TX power value is actually valid. | |
5305 | */ | |
5306 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); | |
5307 | if (!cp) { | |
5308 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
9981bdb0 JH |
5309 | status = MGMT_STATUS_SUCCESS; |
5310 | } else { | |
5311 | status = mgmt_status(hci_status); | |
dd983808 AK |
5312 | } |
5313 | ||
5314 | if (!cp) { | |
9981bdb0 | 5315 | BT_ERR("invalid sent_cmd in conn_info response"); |
dd983808 AK |
5316 | goto unlock; |
5317 | } | |
5318 | ||
5319 | handle = __le16_to_cpu(cp->handle); | |
5320 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
5321 | if (!conn) { | |
9981bdb0 | 5322 | BT_ERR("unknown handle (%d) in conn_info response", handle); |
dd983808 AK |
5323 | goto unlock; |
5324 | } | |
5325 | ||
333ae95d | 5326 | cmd = pending_find_data(MGMT_OP_GET_CONN_INFO, hdev, conn); |
9981bdb0 JH |
5327 | if (!cmd) |
5328 | goto unlock; | |
dd983808 | 5329 | |
9981bdb0 JH |
5330 | cmd->cmd_complete(cmd, status); |
5331 | mgmt_pending_remove(cmd); | |
dd983808 AK |
5332 | |
5333 | unlock: | |
5334 | hci_dev_unlock(hdev); | |
5335 | } | |
5336 | ||
5337 | static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
5338 | u16 len) | |
5339 | { | |
5340 | struct mgmt_cp_get_conn_info *cp = data; | |
5341 | struct mgmt_rp_get_conn_info rp; | |
5342 | struct hci_conn *conn; | |
5343 | unsigned long conn_info_age; | |
5344 | int err = 0; | |
5345 | ||
5346 | BT_DBG("%s", hdev->name); | |
5347 | ||
5348 | memset(&rp, 0, sizeof(rp)); | |
5349 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
5350 | rp.addr.type = cp->addr.type; | |
5351 | ||
5352 | if (!bdaddr_type_is_valid(cp->addr.type)) | |
2a1afb5a JH |
5353 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
5354 | MGMT_STATUS_INVALID_PARAMS, | |
5355 | &rp, sizeof(rp)); | |
dd983808 AK |
5356 | |
5357 | hci_dev_lock(hdev); | |
5358 | ||
5359 | if (!hdev_is_powered(hdev)) { | |
2a1afb5a JH |
5360 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
5361 | MGMT_STATUS_NOT_POWERED, &rp, | |
5362 | sizeof(rp)); | |
dd983808 AK |
5363 | goto unlock; |
5364 | } | |
5365 | ||
5366 | if (cp->addr.type == BDADDR_BREDR) | |
5367 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
5368 | &cp->addr.bdaddr); | |
5369 | else | |
5370 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
5371 | ||
5372 | if (!conn || conn->state != BT_CONNECTED) { | |
2a1afb5a JH |
5373 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
5374 | MGMT_STATUS_NOT_CONNECTED, &rp, | |
5375 | sizeof(rp)); | |
dd983808 AK |
5376 | goto unlock; |
5377 | } | |
5378 | ||
333ae95d | 5379 | if (pending_find_data(MGMT_OP_GET_CONN_INFO, hdev, conn)) { |
2a1afb5a JH |
5380 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
5381 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
9981bdb0 JH |
5382 | goto unlock; |
5383 | } | |
5384 | ||
dd983808 AK |
5385 | /* To avoid client trying to guess when to poll again for information we |
5386 | * calculate conn info age as random value between min/max set in hdev. | |
5387 | */ | |
5388 | conn_info_age = hdev->conn_info_min_age + | |
5389 | prandom_u32_max(hdev->conn_info_max_age - | |
5390 | hdev->conn_info_min_age); | |
5391 | ||
5392 | /* Query controller to refresh cached values if they are too old or were | |
5393 | * never read. | |
5394 | */ | |
f4e2dd53 AK |
5395 | if (time_after(jiffies, conn->conn_info_timestamp + |
5396 | msecs_to_jiffies(conn_info_age)) || | |
dd983808 AK |
5397 | !conn->conn_info_timestamp) { |
5398 | struct hci_request req; | |
5399 | struct hci_cp_read_tx_power req_txp_cp; | |
5400 | struct hci_cp_read_rssi req_rssi_cp; | |
3b0602cd | 5401 | struct mgmt_pending_cmd *cmd; |
dd983808 AK |
5402 | |
5403 | hci_req_init(&req, hdev); | |
5404 | req_rssi_cp.handle = cpu_to_le16(conn->handle); | |
5405 | hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), | |
5406 | &req_rssi_cp); | |
5407 | ||
f7faab0c AK |
5408 | /* For LE links TX power does not change thus we don't need to |
5409 | * query for it once value is known. | |
5410 | */ | |
5411 | if (!bdaddr_type_is_le(cp->addr.type) || | |
5412 | conn->tx_power == HCI_TX_POWER_INVALID) { | |
5413 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
5414 | req_txp_cp.type = 0x00; | |
5415 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
5416 | sizeof(req_txp_cp), &req_txp_cp); | |
5417 | } | |
dd983808 | 5418 | |
eed5daf3 AK |
5419 | /* Max TX power needs to be read only once per connection */ |
5420 | if (conn->max_tx_power == HCI_TX_POWER_INVALID) { | |
5421 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
5422 | req_txp_cp.type = 0x01; | |
5423 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
5424 | sizeof(req_txp_cp), &req_txp_cp); | |
5425 | } | |
5426 | ||
dd983808 AK |
5427 | err = hci_req_run(&req, conn_info_refresh_complete); |
5428 | if (err < 0) | |
5429 | goto unlock; | |
5430 | ||
5431 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, | |
5432 | data, len); | |
5433 | if (!cmd) { | |
5434 | err = -ENOMEM; | |
5435 | goto unlock; | |
5436 | } | |
5437 | ||
5438 | hci_conn_hold(conn); | |
f8aaf9b6 | 5439 | cmd->user_data = hci_conn_get(conn); |
9981bdb0 | 5440 | cmd->cmd_complete = conn_info_cmd_complete; |
dd983808 AK |
5441 | |
5442 | conn->conn_info_timestamp = jiffies; | |
5443 | } else { | |
5444 | /* Cache is valid, just reply with values cached in hci_conn */ | |
5445 | rp.rssi = conn->rssi; | |
5446 | rp.tx_power = conn->tx_power; | |
eed5daf3 | 5447 | rp.max_tx_power = conn->max_tx_power; |
dd983808 | 5448 | |
2a1afb5a JH |
5449 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
5450 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
dd983808 AK |
5451 | } |
5452 | ||
5453 | unlock: | |
5454 | hci_dev_unlock(hdev); | |
5455 | return err; | |
5456 | } | |
5457 | ||
3b0602cd | 5458 | static int clock_info_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
95868426 | 5459 | { |
69487371 | 5460 | struct hci_conn *conn = cmd->user_data; |
95868426 | 5461 | struct mgmt_rp_get_clock_info rp; |
69487371 | 5462 | struct hci_dev *hdev; |
9df74653 | 5463 | int err; |
69487371 JH |
5464 | |
5465 | memset(&rp, 0, sizeof(rp)); | |
5466 | memcpy(&rp.addr, &cmd->param, sizeof(rp.addr)); | |
5467 | ||
5468 | if (status) | |
5469 | goto complete; | |
5470 | ||
5471 | hdev = hci_dev_get(cmd->index); | |
5472 | if (hdev) { | |
5473 | rp.local_clock = cpu_to_le32(hdev->clock); | |
5474 | hci_dev_put(hdev); | |
5475 | } | |
5476 | ||
5477 | if (conn) { | |
5478 | rp.piconet_clock = cpu_to_le32(conn->clock); | |
5479 | rp.accuracy = cpu_to_le16(conn->clock_accuracy); | |
5480 | } | |
5481 | ||
5482 | complete: | |
2a1afb5a JH |
5483 | err = mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, &rp, |
5484 | sizeof(rp)); | |
69487371 JH |
5485 | |
5486 | if (conn) { | |
5487 | hci_conn_drop(conn); | |
5488 | hci_conn_put(conn); | |
5489 | } | |
9df74653 JH |
5490 | |
5491 | return err; | |
69487371 JH |
5492 | } |
5493 | ||
1904a853 | 5494 | static void get_clock_info_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
69487371 | 5495 | { |
95868426 | 5496 | struct hci_cp_read_clock *hci_cp; |
3b0602cd | 5497 | struct mgmt_pending_cmd *cmd; |
95868426 JH |
5498 | struct hci_conn *conn; |
5499 | ||
5500 | BT_DBG("%s status %u", hdev->name, status); | |
5501 | ||
5502 | hci_dev_lock(hdev); | |
5503 | ||
5504 | hci_cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK); | |
5505 | if (!hci_cp) | |
5506 | goto unlock; | |
5507 | ||
5508 | if (hci_cp->which) { | |
5509 | u16 handle = __le16_to_cpu(hci_cp->handle); | |
5510 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
5511 | } else { | |
5512 | conn = NULL; | |
5513 | } | |
5514 | ||
333ae95d | 5515 | cmd = pending_find_data(MGMT_OP_GET_CLOCK_INFO, hdev, conn); |
95868426 JH |
5516 | if (!cmd) |
5517 | goto unlock; | |
5518 | ||
69487371 | 5519 | cmd->cmd_complete(cmd, mgmt_status(status)); |
95868426 | 5520 | mgmt_pending_remove(cmd); |
95868426 JH |
5521 | |
5522 | unlock: | |
5523 | hci_dev_unlock(hdev); | |
5524 | } | |
5525 | ||
5526 | static int get_clock_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
5527 | u16 len) | |
5528 | { | |
5529 | struct mgmt_cp_get_clock_info *cp = data; | |
5530 | struct mgmt_rp_get_clock_info rp; | |
5531 | struct hci_cp_read_clock hci_cp; | |
3b0602cd | 5532 | struct mgmt_pending_cmd *cmd; |
95868426 JH |
5533 | struct hci_request req; |
5534 | struct hci_conn *conn; | |
5535 | int err; | |
5536 | ||
5537 | BT_DBG("%s", hdev->name); | |
5538 | ||
5539 | memset(&rp, 0, sizeof(rp)); | |
5540 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
5541 | rp.addr.type = cp->addr.type; | |
5542 | ||
5543 | if (cp->addr.type != BDADDR_BREDR) | |
2a1afb5a JH |
5544 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, |
5545 | MGMT_STATUS_INVALID_PARAMS, | |
5546 | &rp, sizeof(rp)); | |
95868426 JH |
5547 | |
5548 | hci_dev_lock(hdev); | |
5549 | ||
5550 | if (!hdev_is_powered(hdev)) { | |
2a1afb5a JH |
5551 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, |
5552 | MGMT_STATUS_NOT_POWERED, &rp, | |
5553 | sizeof(rp)); | |
95868426 JH |
5554 | goto unlock; |
5555 | } | |
5556 | ||
5557 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
5558 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
5559 | &cp->addr.bdaddr); | |
5560 | if (!conn || conn->state != BT_CONNECTED) { | |
2a1afb5a JH |
5561 | err = mgmt_cmd_complete(sk, hdev->id, |
5562 | MGMT_OP_GET_CLOCK_INFO, | |
5563 | MGMT_STATUS_NOT_CONNECTED, | |
5564 | &rp, sizeof(rp)); | |
95868426 JH |
5565 | goto unlock; |
5566 | } | |
5567 | } else { | |
5568 | conn = NULL; | |
5569 | } | |
5570 | ||
5571 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CLOCK_INFO, hdev, data, len); | |
5572 | if (!cmd) { | |
5573 | err = -ENOMEM; | |
5574 | goto unlock; | |
5575 | } | |
5576 | ||
69487371 JH |
5577 | cmd->cmd_complete = clock_info_cmd_complete; |
5578 | ||
95868426 JH |
5579 | hci_req_init(&req, hdev); |
5580 | ||
5581 | memset(&hci_cp, 0, sizeof(hci_cp)); | |
5582 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
5583 | ||
5584 | if (conn) { | |
5585 | hci_conn_hold(conn); | |
f8aaf9b6 | 5586 | cmd->user_data = hci_conn_get(conn); |
95868426 JH |
5587 | |
5588 | hci_cp.handle = cpu_to_le16(conn->handle); | |
5589 | hci_cp.which = 0x01; /* Piconet clock */ | |
5590 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
5591 | } | |
5592 | ||
5593 | err = hci_req_run(&req, get_clock_info_complete); | |
5594 | if (err < 0) | |
5595 | mgmt_pending_remove(cmd); | |
5596 | ||
5597 | unlock: | |
5598 | hci_dev_unlock(hdev); | |
5599 | return err; | |
5600 | } | |
5601 | ||
5a154e6f JH |
5602 | static bool is_connected(struct hci_dev *hdev, bdaddr_t *addr, u8 type) |
5603 | { | |
5604 | struct hci_conn *conn; | |
5605 | ||
5606 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, addr); | |
5607 | if (!conn) | |
5608 | return false; | |
5609 | ||
5610 | if (conn->dst_type != type) | |
5611 | return false; | |
5612 | ||
5613 | if (conn->state != BT_CONNECTED) | |
5614 | return false; | |
5615 | ||
5616 | return true; | |
5617 | } | |
5618 | ||
5619 | /* This function requires the caller holds hdev->lock */ | |
5620 | static int hci_conn_params_set(struct hci_request *req, bdaddr_t *addr, | |
5621 | u8 addr_type, u8 auto_connect) | |
5622 | { | |
5623 | struct hci_dev *hdev = req->hdev; | |
5624 | struct hci_conn_params *params; | |
5625 | ||
5626 | params = hci_conn_params_add(hdev, addr, addr_type); | |
5627 | if (!params) | |
5628 | return -EIO; | |
5629 | ||
5630 | if (params->auto_connect == auto_connect) | |
5631 | return 0; | |
5632 | ||
5633 | list_del_init(¶ms->action); | |
5634 | ||
5635 | switch (auto_connect) { | |
5636 | case HCI_AUTO_CONN_DISABLED: | |
5637 | case HCI_AUTO_CONN_LINK_LOSS: | |
5638 | __hci_update_background_scan(req); | |
5639 | break; | |
5640 | case HCI_AUTO_CONN_REPORT: | |
5641 | list_add(¶ms->action, &hdev->pend_le_reports); | |
5642 | __hci_update_background_scan(req); | |
5643 | break; | |
5644 | case HCI_AUTO_CONN_DIRECT: | |
5645 | case HCI_AUTO_CONN_ALWAYS: | |
5646 | if (!is_connected(hdev, addr, addr_type)) { | |
5647 | list_add(¶ms->action, &hdev->pend_le_conns); | |
5648 | __hci_update_background_scan(req); | |
5649 | } | |
5650 | break; | |
5651 | } | |
5652 | ||
5653 | params->auto_connect = auto_connect; | |
5654 | ||
5655 | BT_DBG("addr %pMR (type %u) auto_connect %u", addr, addr_type, | |
5656 | auto_connect); | |
5657 | ||
5658 | return 0; | |
5659 | } | |
5660 | ||
8afef092 MH |
5661 | static void device_added(struct sock *sk, struct hci_dev *hdev, |
5662 | bdaddr_t *bdaddr, u8 type, u8 action) | |
5663 | { | |
5664 | struct mgmt_ev_device_added ev; | |
5665 | ||
5666 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5667 | ev.addr.type = type; | |
5668 | ev.action = action; | |
5669 | ||
5670 | mgmt_event(MGMT_EV_DEVICE_ADDED, hdev, &ev, sizeof(ev), sk); | |
5671 | } | |
5672 | ||
1904a853 | 5673 | static void add_device_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
5a154e6f | 5674 | { |
3b0602cd | 5675 | struct mgmt_pending_cmd *cmd; |
5a154e6f JH |
5676 | |
5677 | BT_DBG("status 0x%02x", status); | |
5678 | ||
5679 | hci_dev_lock(hdev); | |
5680 | ||
333ae95d | 5681 | cmd = pending_find(MGMT_OP_ADD_DEVICE, hdev); |
5a154e6f JH |
5682 | if (!cmd) |
5683 | goto unlock; | |
5684 | ||
5685 | cmd->cmd_complete(cmd, mgmt_status(status)); | |
5686 | mgmt_pending_remove(cmd); | |
5687 | ||
5688 | unlock: | |
5689 | hci_dev_unlock(hdev); | |
5690 | } | |
5691 | ||
2faade53 MH |
5692 | static int add_device(struct sock *sk, struct hci_dev *hdev, |
5693 | void *data, u16 len) | |
5694 | { | |
5695 | struct mgmt_cp_add_device *cp = data; | |
3b0602cd | 5696 | struct mgmt_pending_cmd *cmd; |
5a154e6f | 5697 | struct hci_request req; |
2faade53 MH |
5698 | u8 auto_conn, addr_type; |
5699 | int err; | |
5700 | ||
5701 | BT_DBG("%s", hdev->name); | |
5702 | ||
6659358e | 5703 | if (!bdaddr_type_is_valid(cp->addr.type) || |
2faade53 | 5704 | !bacmp(&cp->addr.bdaddr, BDADDR_ANY)) |
2a1afb5a JH |
5705 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5706 | MGMT_STATUS_INVALID_PARAMS, | |
5707 | &cp->addr, sizeof(cp->addr)); | |
2faade53 | 5708 | |
4b9e7e75 | 5709 | if (cp->action != 0x00 && cp->action != 0x01 && cp->action != 0x02) |
2a1afb5a JH |
5710 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5711 | MGMT_STATUS_INVALID_PARAMS, | |
5712 | &cp->addr, sizeof(cp->addr)); | |
2faade53 | 5713 | |
5a154e6f JH |
5714 | hci_req_init(&req, hdev); |
5715 | ||
2faade53 MH |
5716 | hci_dev_lock(hdev); |
5717 | ||
5a154e6f JH |
5718 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_DEVICE, hdev, data, len); |
5719 | if (!cmd) { | |
5720 | err = -ENOMEM; | |
5721 | goto unlock; | |
5722 | } | |
5723 | ||
5724 | cmd->cmd_complete = addr_cmd_complete; | |
5725 | ||
6659358e | 5726 | if (cp->addr.type == BDADDR_BREDR) { |
4b9e7e75 | 5727 | /* Only incoming connections action is supported for now */ |
6659358e | 5728 | if (cp->action != 0x01) { |
9df74653 JH |
5729 | err = cmd->cmd_complete(cmd, |
5730 | MGMT_STATUS_INVALID_PARAMS); | |
5a154e6f | 5731 | mgmt_pending_remove(cmd); |
6659358e JH |
5732 | goto unlock; |
5733 | } | |
5734 | ||
5735 | err = hci_bdaddr_list_add(&hdev->whitelist, &cp->addr.bdaddr, | |
5736 | cp->addr.type); | |
5737 | if (err) | |
5738 | goto unlock; | |
a397407f | 5739 | |
5a154e6f | 5740 | __hci_update_page_scan(&req); |
a397407f | 5741 | |
6659358e JH |
5742 | goto added; |
5743 | } | |
5744 | ||
2faade53 MH |
5745 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
5746 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5747 | else | |
5748 | addr_type = ADDR_LE_DEV_RANDOM; | |
5749 | ||
4b9e7e75 | 5750 | if (cp->action == 0x02) |
2faade53 | 5751 | auto_conn = HCI_AUTO_CONN_ALWAYS; |
4b9e7e75 MH |
5752 | else if (cp->action == 0x01) |
5753 | auto_conn = HCI_AUTO_CONN_DIRECT; | |
2faade53 | 5754 | else |
a3451d27 | 5755 | auto_conn = HCI_AUTO_CONN_REPORT; |
2faade53 | 5756 | |
bf5b3c8b MH |
5757 | /* If the connection parameters don't exist for this device, |
5758 | * they will be created and configured with defaults. | |
5759 | */ | |
5a154e6f | 5760 | if (hci_conn_params_set(&req, &cp->addr.bdaddr, addr_type, |
d06b50ce | 5761 | auto_conn) < 0) { |
9df74653 | 5762 | err = cmd->cmd_complete(cmd, MGMT_STATUS_FAILED); |
5a154e6f | 5763 | mgmt_pending_remove(cmd); |
2faade53 MH |
5764 | goto unlock; |
5765 | } | |
5766 | ||
6659358e | 5767 | added: |
8afef092 MH |
5768 | device_added(sk, hdev, &cp->addr.bdaddr, cp->addr.type, cp->action); |
5769 | ||
5a154e6f JH |
5770 | err = hci_req_run(&req, add_device_complete); |
5771 | if (err < 0) { | |
5772 | /* ENODATA means no HCI commands were needed (e.g. if | |
5773 | * the adapter is powered off). | |
5774 | */ | |
9df74653 JH |
5775 | if (err == -ENODATA) |
5776 | err = cmd->cmd_complete(cmd, MGMT_STATUS_SUCCESS); | |
5a154e6f JH |
5777 | mgmt_pending_remove(cmd); |
5778 | } | |
2faade53 MH |
5779 | |
5780 | unlock: | |
5781 | hci_dev_unlock(hdev); | |
5782 | return err; | |
5783 | } | |
5784 | ||
8afef092 MH |
5785 | static void device_removed(struct sock *sk, struct hci_dev *hdev, |
5786 | bdaddr_t *bdaddr, u8 type) | |
5787 | { | |
5788 | struct mgmt_ev_device_removed ev; | |
5789 | ||
5790 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5791 | ev.addr.type = type; | |
5792 | ||
5793 | mgmt_event(MGMT_EV_DEVICE_REMOVED, hdev, &ev, sizeof(ev), sk); | |
5794 | } | |
5795 | ||
1904a853 | 5796 | static void remove_device_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
51ef3ebe | 5797 | { |
3b0602cd | 5798 | struct mgmt_pending_cmd *cmd; |
51ef3ebe JH |
5799 | |
5800 | BT_DBG("status 0x%02x", status); | |
5801 | ||
5802 | hci_dev_lock(hdev); | |
5803 | ||
333ae95d | 5804 | cmd = pending_find(MGMT_OP_REMOVE_DEVICE, hdev); |
51ef3ebe JH |
5805 | if (!cmd) |
5806 | goto unlock; | |
5807 | ||
5808 | cmd->cmd_complete(cmd, mgmt_status(status)); | |
5809 | mgmt_pending_remove(cmd); | |
5810 | ||
5811 | unlock: | |
5812 | hci_dev_unlock(hdev); | |
5813 | } | |
5814 | ||
2faade53 MH |
5815 | static int remove_device(struct sock *sk, struct hci_dev *hdev, |
5816 | void *data, u16 len) | |
5817 | { | |
5818 | struct mgmt_cp_remove_device *cp = data; | |
3b0602cd | 5819 | struct mgmt_pending_cmd *cmd; |
51ef3ebe | 5820 | struct hci_request req; |
2faade53 MH |
5821 | int err; |
5822 | ||
5823 | BT_DBG("%s", hdev->name); | |
5824 | ||
51ef3ebe JH |
5825 | hci_req_init(&req, hdev); |
5826 | ||
2faade53 MH |
5827 | hci_dev_lock(hdev); |
5828 | ||
51ef3ebe JH |
5829 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_DEVICE, hdev, data, len); |
5830 | if (!cmd) { | |
5831 | err = -ENOMEM; | |
5832 | goto unlock; | |
5833 | } | |
5834 | ||
5835 | cmd->cmd_complete = addr_cmd_complete; | |
5836 | ||
2faade53 | 5837 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { |
c71593dd | 5838 | struct hci_conn_params *params; |
2faade53 MH |
5839 | u8 addr_type; |
5840 | ||
6659358e | 5841 | if (!bdaddr_type_is_valid(cp->addr.type)) { |
9df74653 JH |
5842 | err = cmd->cmd_complete(cmd, |
5843 | MGMT_STATUS_INVALID_PARAMS); | |
51ef3ebe | 5844 | mgmt_pending_remove(cmd); |
2faade53 MH |
5845 | goto unlock; |
5846 | } | |
5847 | ||
6659358e JH |
5848 | if (cp->addr.type == BDADDR_BREDR) { |
5849 | err = hci_bdaddr_list_del(&hdev->whitelist, | |
5850 | &cp->addr.bdaddr, | |
5851 | cp->addr.type); | |
5852 | if (err) { | |
9df74653 JH |
5853 | err = cmd->cmd_complete(cmd, |
5854 | MGMT_STATUS_INVALID_PARAMS); | |
51ef3ebe | 5855 | mgmt_pending_remove(cmd); |
6659358e JH |
5856 | goto unlock; |
5857 | } | |
5858 | ||
51ef3ebe | 5859 | __hci_update_page_scan(&req); |
a397407f | 5860 | |
6659358e JH |
5861 | device_removed(sk, hdev, &cp->addr.bdaddr, |
5862 | cp->addr.type); | |
5863 | goto complete; | |
5864 | } | |
5865 | ||
2faade53 MH |
5866 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
5867 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5868 | else | |
5869 | addr_type = ADDR_LE_DEV_RANDOM; | |
5870 | ||
c71593dd JH |
5871 | params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, |
5872 | addr_type); | |
5873 | if (!params) { | |
9df74653 JH |
5874 | err = cmd->cmd_complete(cmd, |
5875 | MGMT_STATUS_INVALID_PARAMS); | |
51ef3ebe | 5876 | mgmt_pending_remove(cmd); |
c71593dd JH |
5877 | goto unlock; |
5878 | } | |
5879 | ||
5880 | if (params->auto_connect == HCI_AUTO_CONN_DISABLED) { | |
9df74653 JH |
5881 | err = cmd->cmd_complete(cmd, |
5882 | MGMT_STATUS_INVALID_PARAMS); | |
51ef3ebe | 5883 | mgmt_pending_remove(cmd); |
c71593dd JH |
5884 | goto unlock; |
5885 | } | |
5886 | ||
d1dbf12e | 5887 | list_del(¶ms->action); |
c71593dd JH |
5888 | list_del(¶ms->list); |
5889 | kfree(params); | |
51ef3ebe | 5890 | __hci_update_background_scan(&req); |
8afef092 MH |
5891 | |
5892 | device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type); | |
2faade53 | 5893 | } else { |
19de0825 | 5894 | struct hci_conn_params *p, *tmp; |
6659358e | 5895 | struct bdaddr_list *b, *btmp; |
19de0825 | 5896 | |
2faade53 | 5897 | if (cp->addr.type) { |
9df74653 JH |
5898 | err = cmd->cmd_complete(cmd, |
5899 | MGMT_STATUS_INVALID_PARAMS); | |
51ef3ebe | 5900 | mgmt_pending_remove(cmd); |
2faade53 MH |
5901 | goto unlock; |
5902 | } | |
5903 | ||
6659358e JH |
5904 | list_for_each_entry_safe(b, btmp, &hdev->whitelist, list) { |
5905 | device_removed(sk, hdev, &b->bdaddr, b->bdaddr_type); | |
5906 | list_del(&b->list); | |
5907 | kfree(b); | |
5908 | } | |
5909 | ||
51ef3ebe | 5910 | __hci_update_page_scan(&req); |
a397407f | 5911 | |
19de0825 JH |
5912 | list_for_each_entry_safe(p, tmp, &hdev->le_conn_params, list) { |
5913 | if (p->auto_connect == HCI_AUTO_CONN_DISABLED) | |
5914 | continue; | |
5915 | device_removed(sk, hdev, &p->addr, p->addr_type); | |
5916 | list_del(&p->action); | |
5917 | list_del(&p->list); | |
5918 | kfree(p); | |
5919 | } | |
5920 | ||
5921 | BT_DBG("All LE connection parameters were removed"); | |
5922 | ||
51ef3ebe | 5923 | __hci_update_background_scan(&req); |
2faade53 MH |
5924 | } |
5925 | ||
6659358e | 5926 | complete: |
51ef3ebe JH |
5927 | err = hci_req_run(&req, remove_device_complete); |
5928 | if (err < 0) { | |
5929 | /* ENODATA means no HCI commands were needed (e.g. if | |
5930 | * the adapter is powered off). | |
5931 | */ | |
9df74653 JH |
5932 | if (err == -ENODATA) |
5933 | err = cmd->cmd_complete(cmd, MGMT_STATUS_SUCCESS); | |
51ef3ebe JH |
5934 | mgmt_pending_remove(cmd); |
5935 | } | |
2faade53 MH |
5936 | |
5937 | unlock: | |
5938 | hci_dev_unlock(hdev); | |
5939 | return err; | |
5940 | } | |
5941 | ||
a26f3dcf JH |
5942 | static int load_conn_param(struct sock *sk, struct hci_dev *hdev, void *data, |
5943 | u16 len) | |
5944 | { | |
5945 | struct mgmt_cp_load_conn_param *cp = data; | |
ba1d6936 JH |
5946 | const u16 max_param_count = ((U16_MAX - sizeof(*cp)) / |
5947 | sizeof(struct mgmt_conn_param)); | |
a26f3dcf JH |
5948 | u16 param_count, expected_len; |
5949 | int i; | |
5950 | ||
5951 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
5952 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
5953 | MGMT_STATUS_NOT_SUPPORTED); | |
a26f3dcf JH |
5954 | |
5955 | param_count = __le16_to_cpu(cp->param_count); | |
ba1d6936 JH |
5956 | if (param_count > max_param_count) { |
5957 | BT_ERR("load_conn_param: too big param_count value %u", | |
5958 | param_count); | |
a69e8375 JH |
5959 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
5960 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 5961 | } |
a26f3dcf JH |
5962 | |
5963 | expected_len = sizeof(*cp) + param_count * | |
5964 | sizeof(struct mgmt_conn_param); | |
5965 | if (expected_len != len) { | |
5966 | BT_ERR("load_conn_param: expected %u bytes, got %u bytes", | |
5967 | expected_len, len); | |
a69e8375 JH |
5968 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
5969 | MGMT_STATUS_INVALID_PARAMS); | |
a26f3dcf JH |
5970 | } |
5971 | ||
5972 | BT_DBG("%s param_count %u", hdev->name, param_count); | |
5973 | ||
5974 | hci_dev_lock(hdev); | |
5975 | ||
5976 | hci_conn_params_clear_disabled(hdev); | |
5977 | ||
5978 | for (i = 0; i < param_count; i++) { | |
5979 | struct mgmt_conn_param *param = &cp->params[i]; | |
5980 | struct hci_conn_params *hci_param; | |
5981 | u16 min, max, latency, timeout; | |
5982 | u8 addr_type; | |
5983 | ||
5984 | BT_DBG("Adding %pMR (type %u)", ¶m->addr.bdaddr, | |
5985 | param->addr.type); | |
5986 | ||
5987 | if (param->addr.type == BDADDR_LE_PUBLIC) { | |
5988 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5989 | } else if (param->addr.type == BDADDR_LE_RANDOM) { | |
5990 | addr_type = ADDR_LE_DEV_RANDOM; | |
5991 | } else { | |
5992 | BT_ERR("Ignoring invalid connection parameters"); | |
5993 | continue; | |
5994 | } | |
5995 | ||
5996 | min = le16_to_cpu(param->min_interval); | |
5997 | max = le16_to_cpu(param->max_interval); | |
5998 | latency = le16_to_cpu(param->latency); | |
5999 | timeout = le16_to_cpu(param->timeout); | |
6000 | ||
6001 | BT_DBG("min 0x%04x max 0x%04x latency 0x%04x timeout 0x%04x", | |
6002 | min, max, latency, timeout); | |
6003 | ||
6004 | if (hci_check_conn_params(min, max, latency, timeout) < 0) { | |
6005 | BT_ERR("Ignoring invalid connection parameters"); | |
6006 | continue; | |
6007 | } | |
6008 | ||
6009 | hci_param = hci_conn_params_add(hdev, ¶m->addr.bdaddr, | |
6010 | addr_type); | |
6011 | if (!hci_param) { | |
6012 | BT_ERR("Failed to add connection parameters"); | |
6013 | continue; | |
6014 | } | |
6015 | ||
6016 | hci_param->conn_min_interval = min; | |
6017 | hci_param->conn_max_interval = max; | |
6018 | hci_param->conn_latency = latency; | |
6019 | hci_param->supervision_timeout = timeout; | |
6020 | } | |
6021 | ||
6022 | hci_dev_unlock(hdev); | |
6023 | ||
2a1afb5a JH |
6024 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, 0, |
6025 | NULL, 0); | |
a26f3dcf JH |
6026 | } |
6027 | ||
dbece37a MH |
6028 | static int set_external_config(struct sock *sk, struct hci_dev *hdev, |
6029 | void *data, u16 len) | |
6030 | { | |
6031 | struct mgmt_cp_set_external_config *cp = data; | |
6032 | bool changed; | |
6033 | int err; | |
6034 | ||
6035 | BT_DBG("%s", hdev->name); | |
6036 | ||
6037 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
6038 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
6039 | MGMT_STATUS_REJECTED); | |
dbece37a MH |
6040 | |
6041 | if (cp->config != 0x00 && cp->config != 0x01) | |
a69e8375 JH |
6042 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
6043 | MGMT_STATUS_INVALID_PARAMS); | |
dbece37a MH |
6044 | |
6045 | if (!test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) | |
a69e8375 JH |
6046 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
6047 | MGMT_STATUS_NOT_SUPPORTED); | |
dbece37a MH |
6048 | |
6049 | hci_dev_lock(hdev); | |
6050 | ||
6051 | if (cp->config) | |
238be788 | 6052 | changed = !hci_dev_test_and_set_flag(hdev, HCI_EXT_CONFIGURED); |
dbece37a | 6053 | else |
a69d8927 | 6054 | changed = hci_dev_test_and_clear_flag(hdev, HCI_EXT_CONFIGURED); |
dbece37a MH |
6055 | |
6056 | err = send_options_rsp(sk, MGMT_OP_SET_EXTERNAL_CONFIG, hdev); | |
6057 | if (err < 0) | |
6058 | goto unlock; | |
6059 | ||
6060 | if (!changed) | |
6061 | goto unlock; | |
6062 | ||
f4537c04 MH |
6063 | err = new_options(hdev, sk); |
6064 | ||
d7a5a11d | 6065 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED) == is_configured(hdev)) { |
dbece37a | 6066 | mgmt_index_removed(hdev); |
d603b76b | 6067 | |
516018a9 | 6068 | if (hci_dev_test_and_change_flag(hdev, HCI_UNCONFIGURED)) { |
a1536da2 MH |
6069 | hci_dev_set_flag(hdev, HCI_CONFIG); |
6070 | hci_dev_set_flag(hdev, HCI_AUTO_OFF); | |
d603b76b MH |
6071 | |
6072 | queue_work(hdev->req_workqueue, &hdev->power_on); | |
6073 | } else { | |
5ea234d3 | 6074 | set_bit(HCI_RAW, &hdev->flags); |
d603b76b MH |
6075 | mgmt_index_added(hdev); |
6076 | } | |
dbece37a MH |
6077 | } |
6078 | ||
6079 | unlock: | |
6080 | hci_dev_unlock(hdev); | |
6081 | return err; | |
6082 | } | |
6083 | ||
9713c17b MH |
6084 | static int set_public_address(struct sock *sk, struct hci_dev *hdev, |
6085 | void *data, u16 len) | |
6086 | { | |
6087 | struct mgmt_cp_set_public_address *cp = data; | |
6088 | bool changed; | |
6089 | int err; | |
6090 | ||
6091 | BT_DBG("%s", hdev->name); | |
6092 | ||
6093 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
6094 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
6095 | MGMT_STATUS_REJECTED); | |
9713c17b MH |
6096 | |
6097 | if (!bacmp(&cp->bdaddr, BDADDR_ANY)) | |
a69e8375 JH |
6098 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
6099 | MGMT_STATUS_INVALID_PARAMS); | |
9713c17b MH |
6100 | |
6101 | if (!hdev->set_bdaddr) | |
a69e8375 JH |
6102 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
6103 | MGMT_STATUS_NOT_SUPPORTED); | |
9713c17b MH |
6104 | |
6105 | hci_dev_lock(hdev); | |
6106 | ||
6107 | changed = !!bacmp(&hdev->public_addr, &cp->bdaddr); | |
6108 | bacpy(&hdev->public_addr, &cp->bdaddr); | |
6109 | ||
6110 | err = send_options_rsp(sk, MGMT_OP_SET_PUBLIC_ADDRESS, hdev); | |
6111 | if (err < 0) | |
6112 | goto unlock; | |
6113 | ||
6114 | if (!changed) | |
6115 | goto unlock; | |
6116 | ||
d7a5a11d | 6117 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) |
9713c17b MH |
6118 | err = new_options(hdev, sk); |
6119 | ||
6120 | if (is_configured(hdev)) { | |
6121 | mgmt_index_removed(hdev); | |
6122 | ||
a358dc11 | 6123 | hci_dev_clear_flag(hdev, HCI_UNCONFIGURED); |
9713c17b | 6124 | |
a1536da2 MH |
6125 | hci_dev_set_flag(hdev, HCI_CONFIG); |
6126 | hci_dev_set_flag(hdev, HCI_AUTO_OFF); | |
9713c17b MH |
6127 | |
6128 | queue_work(hdev->req_workqueue, &hdev->power_on); | |
6129 | } | |
6130 | ||
6131 | unlock: | |
6132 | hci_dev_unlock(hdev); | |
6133 | return err; | |
6134 | } | |
6135 | ||
bea41609 MH |
6136 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
6137 | u8 data_len) | |
6138 | { | |
6139 | eir[eir_len++] = sizeof(type) + data_len; | |
6140 | eir[eir_len++] = type; | |
6141 | memcpy(&eir[eir_len], data, data_len); | |
6142 | eir_len += data_len; | |
6143 | ||
6144 | return eir_len; | |
6145 | } | |
6146 | ||
4f0f155c MH |
6147 | static int read_local_oob_ext_data(struct sock *sk, struct hci_dev *hdev, |
6148 | void *data, u16 data_len) | |
6149 | { | |
6150 | struct mgmt_cp_read_local_oob_ext_data *cp = data; | |
6151 | struct mgmt_rp_read_local_oob_ext_data *rp; | |
6152 | size_t rp_len; | |
6153 | u16 eir_len; | |
0821a2c5 | 6154 | u8 status, flags, role, addr[7], hash[16], rand[16]; |
4f0f155c MH |
6155 | int err; |
6156 | ||
6157 | BT_DBG("%s", hdev->name); | |
6158 | ||
6159 | if (!hdev_is_powered(hdev)) | |
6160 | return mgmt_cmd_complete(sk, hdev->id, | |
6161 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, | |
6162 | MGMT_STATUS_NOT_POWERED, | |
6163 | &cp->type, sizeof(cp->type)); | |
6164 | ||
6165 | switch (cp->type) { | |
6166 | case BIT(BDADDR_BREDR): | |
6167 | status = mgmt_bredr_support(hdev); | |
6168 | if (status) | |
6169 | return mgmt_cmd_complete(sk, hdev->id, | |
6170 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, | |
6171 | status, &cp->type, | |
6172 | sizeof(cp->type)); | |
6173 | eir_len = 5; | |
6174 | break; | |
6175 | case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)): | |
6176 | status = mgmt_le_support(hdev); | |
6177 | if (status) | |
6178 | return mgmt_cmd_complete(sk, hdev->id, | |
6179 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, | |
6180 | status, &cp->type, | |
6181 | sizeof(cp->type)); | |
0821a2c5 | 6182 | eir_len = 9 + 3 + 18 + 18 + 3; |
4f0f155c MH |
6183 | break; |
6184 | default: | |
6185 | return mgmt_cmd_complete(sk, hdev->id, | |
6186 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, | |
6187 | MGMT_STATUS_INVALID_PARAMS, | |
6188 | &cp->type, sizeof(cp->type)); | |
6189 | } | |
6190 | ||
6191 | hci_dev_lock(hdev); | |
6192 | ||
6193 | rp_len = sizeof(*rp) + eir_len; | |
6194 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
6195 | if (!rp) { | |
6196 | hci_dev_unlock(hdev); | |
6197 | return -ENOMEM; | |
6198 | } | |
6199 | ||
6200 | eir_len = 0; | |
6201 | switch (cp->type) { | |
6202 | case BIT(BDADDR_BREDR): | |
6203 | eir_len = eir_append_data(rp->eir, eir_len, EIR_CLASS_OF_DEV, | |
6204 | hdev->dev_class, 3); | |
6205 | break; | |
6206 | case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)): | |
5082a599 MH |
6207 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED) && |
6208 | smp_generate_oob(hdev, hash, rand) < 0) { | |
0821a2c5 MH |
6209 | hci_dev_unlock(hdev); |
6210 | err = mgmt_cmd_complete(sk, hdev->id, | |
5082a599 MH |
6211 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
6212 | MGMT_STATUS_FAILED, | |
6213 | &cp->type, sizeof(cp->type)); | |
0821a2c5 MH |
6214 | goto done; |
6215 | } | |
6216 | ||
4f0f155c MH |
6217 | if (hci_dev_test_flag(hdev, HCI_PRIVACY)) { |
6218 | memcpy(addr, &hdev->rpa, 6); | |
6219 | addr[6] = 0x01; | |
6220 | } else if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || | |
6221 | !bacmp(&hdev->bdaddr, BDADDR_ANY) || | |
6222 | (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && | |
6223 | bacmp(&hdev->static_addr, BDADDR_ANY))) { | |
6224 | memcpy(addr, &hdev->static_addr, 6); | |
6225 | addr[6] = 0x01; | |
6226 | } else { | |
6227 | memcpy(addr, &hdev->bdaddr, 6); | |
6228 | addr[6] = 0x00; | |
6229 | } | |
6230 | ||
6231 | eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_BDADDR, | |
6232 | addr, sizeof(addr)); | |
6233 | ||
6234 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) | |
6235 | role = 0x02; | |
6236 | else | |
6237 | role = 0x01; | |
6238 | ||
6239 | eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_ROLE, | |
6240 | &role, sizeof(role)); | |
6241 | ||
5082a599 MH |
6242 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) { |
6243 | eir_len = eir_append_data(rp->eir, eir_len, | |
6244 | EIR_LE_SC_CONFIRM, | |
6245 | hash, sizeof(hash)); | |
0821a2c5 | 6246 | |
5082a599 MH |
6247 | eir_len = eir_append_data(rp->eir, eir_len, |
6248 | EIR_LE_SC_RANDOM, | |
6249 | rand, sizeof(rand)); | |
6250 | } | |
0821a2c5 | 6251 | |
4f0f155c MH |
6252 | flags = get_adv_discov_flags(hdev); |
6253 | ||
6254 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) | |
6255 | flags |= LE_AD_NO_BREDR; | |
6256 | ||
6257 | eir_len = eir_append_data(rp->eir, eir_len, EIR_FLAGS, | |
6258 | &flags, sizeof(flags)); | |
6259 | break; | |
6260 | } | |
6261 | ||
6262 | rp->type = cp->type; | |
6263 | rp->eir_len = cpu_to_le16(eir_len); | |
6264 | ||
6265 | hci_dev_unlock(hdev); | |
6266 | ||
72000df2 MH |
6267 | hci_sock_set_flag(sk, HCI_MGMT_OOB_DATA_EVENTS); |
6268 | ||
4f0f155c | 6269 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
5425f98e | 6270 | MGMT_STATUS_SUCCESS, rp, sizeof(*rp) + eir_len); |
72000df2 MH |
6271 | if (err < 0) |
6272 | goto done; | |
6273 | ||
6274 | err = mgmt_limited_event(MGMT_EV_LOCAL_OOB_DATA_UPDATED, hdev, | |
6275 | rp, sizeof(*rp) + eir_len, | |
6276 | HCI_MGMT_OOB_DATA_EVENTS, sk); | |
4f0f155c | 6277 | |
0821a2c5 | 6278 | done: |
4f0f155c MH |
6279 | kfree(rp); |
6280 | ||
6281 | return err; | |
6282 | } | |
6283 | ||
d3d5305b MH |
6284 | static int read_adv_features(struct sock *sk, struct hci_dev *hdev, |
6285 | void *data, u16 data_len) | |
6286 | { | |
6287 | struct mgmt_rp_read_adv_features *rp; | |
6288 | size_t rp_len; | |
6289 | int err; | |
6290 | ||
6291 | BT_DBG("%s", hdev->name); | |
6292 | ||
6293 | hci_dev_lock(hdev); | |
6294 | ||
6295 | rp_len = sizeof(*rp); | |
6296 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
6297 | if (!rp) { | |
6298 | hci_dev_unlock(hdev); | |
6299 | return -ENOMEM; | |
6300 | } | |
6301 | ||
6302 | rp->supported_flags = cpu_to_le32(0); | |
6303 | rp->max_adv_data_len = 31; | |
6304 | rp->max_scan_rsp_len = 31; | |
6305 | rp->max_instances = 0; | |
6306 | rp->num_instances = 0; | |
6307 | ||
6308 | hci_dev_unlock(hdev); | |
6309 | ||
6310 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_ADV_FEATURES, | |
6311 | MGMT_STATUS_SUCCESS, rp, rp_len); | |
6312 | ||
6313 | kfree(rp); | |
6314 | ||
6315 | return err; | |
6316 | } | |
6317 | ||
6d785aa3 | 6318 | static const struct hci_mgmt_handler mgmt_handlers[] = { |
0f4e68cf | 6319 | { NULL }, /* 0x0000 (no command) */ |
b9a245fb | 6320 | { read_version, MGMT_READ_VERSION_SIZE, |
c91041dc MH |
6321 | HCI_MGMT_NO_HDEV | |
6322 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb | 6323 | { read_commands, MGMT_READ_COMMANDS_SIZE, |
c91041dc MH |
6324 | HCI_MGMT_NO_HDEV | |
6325 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb | 6326 | { read_index_list, MGMT_READ_INDEX_LIST_SIZE, |
c91041dc MH |
6327 | HCI_MGMT_NO_HDEV | |
6328 | HCI_MGMT_UNTRUSTED }, | |
6329 | { read_controller_info, MGMT_READ_INFO_SIZE, | |
6330 | HCI_MGMT_UNTRUSTED }, | |
7aea8616 MH |
6331 | { set_powered, MGMT_SETTING_SIZE }, |
6332 | { set_discoverable, MGMT_SET_DISCOVERABLE_SIZE }, | |
6333 | { set_connectable, MGMT_SETTING_SIZE }, | |
6334 | { set_fast_connectable, MGMT_SETTING_SIZE }, | |
6335 | { set_bondable, MGMT_SETTING_SIZE }, | |
6336 | { set_link_security, MGMT_SETTING_SIZE }, | |
6337 | { set_ssp, MGMT_SETTING_SIZE }, | |
6338 | { set_hs, MGMT_SETTING_SIZE }, | |
6339 | { set_le, MGMT_SETTING_SIZE }, | |
6340 | { set_dev_class, MGMT_SET_DEV_CLASS_SIZE }, | |
6341 | { set_local_name, MGMT_SET_LOCAL_NAME_SIZE }, | |
6342 | { add_uuid, MGMT_ADD_UUID_SIZE }, | |
6343 | { remove_uuid, MGMT_REMOVE_UUID_SIZE }, | |
b9a245fb JH |
6344 | { load_link_keys, MGMT_LOAD_LINK_KEYS_SIZE, |
6345 | HCI_MGMT_VAR_LEN }, | |
6346 | { load_long_term_keys, MGMT_LOAD_LONG_TERM_KEYS_SIZE, | |
6347 | HCI_MGMT_VAR_LEN }, | |
7aea8616 MH |
6348 | { disconnect, MGMT_DISCONNECT_SIZE }, |
6349 | { get_connections, MGMT_GET_CONNECTIONS_SIZE }, | |
6350 | { pin_code_reply, MGMT_PIN_CODE_REPLY_SIZE }, | |
6351 | { pin_code_neg_reply, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
6352 | { set_io_capability, MGMT_SET_IO_CAPABILITY_SIZE }, | |
6353 | { pair_device, MGMT_PAIR_DEVICE_SIZE }, | |
6354 | { cancel_pair_device, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
6355 | { unpair_device, MGMT_UNPAIR_DEVICE_SIZE }, | |
6356 | { user_confirm_reply, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
6357 | { user_confirm_neg_reply, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
6358 | { user_passkey_reply, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
6359 | { user_passkey_neg_reply, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
b9a245fb JH |
6360 | { read_local_oob_data, MGMT_READ_LOCAL_OOB_DATA_SIZE }, |
6361 | { add_remote_oob_data, MGMT_ADD_REMOTE_OOB_DATA_SIZE, | |
6362 | HCI_MGMT_VAR_LEN }, | |
7aea8616 MH |
6363 | { remove_remote_oob_data, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
6364 | { start_discovery, MGMT_START_DISCOVERY_SIZE }, | |
6365 | { stop_discovery, MGMT_STOP_DISCOVERY_SIZE }, | |
6366 | { confirm_name, MGMT_CONFIRM_NAME_SIZE }, | |
6367 | { block_device, MGMT_BLOCK_DEVICE_SIZE }, | |
6368 | { unblock_device, MGMT_UNBLOCK_DEVICE_SIZE }, | |
6369 | { set_device_id, MGMT_SET_DEVICE_ID_SIZE }, | |
6370 | { set_advertising, MGMT_SETTING_SIZE }, | |
6371 | { set_bredr, MGMT_SETTING_SIZE }, | |
6372 | { set_static_address, MGMT_SET_STATIC_ADDRESS_SIZE }, | |
6373 | { set_scan_params, MGMT_SET_SCAN_PARAMS_SIZE }, | |
6374 | { set_secure_conn, MGMT_SETTING_SIZE }, | |
6375 | { set_debug_keys, MGMT_SETTING_SIZE }, | |
6376 | { set_privacy, MGMT_SET_PRIVACY_SIZE }, | |
b9a245fb JH |
6377 | { load_irks, MGMT_LOAD_IRKS_SIZE, |
6378 | HCI_MGMT_VAR_LEN }, | |
7aea8616 MH |
6379 | { get_conn_info, MGMT_GET_CONN_INFO_SIZE }, |
6380 | { get_clock_info, MGMT_GET_CLOCK_INFO_SIZE }, | |
6381 | { add_device, MGMT_ADD_DEVICE_SIZE }, | |
6382 | { remove_device, MGMT_REMOVE_DEVICE_SIZE }, | |
b9a245fb JH |
6383 | { load_conn_param, MGMT_LOAD_CONN_PARAM_SIZE, |
6384 | HCI_MGMT_VAR_LEN }, | |
6385 | { read_unconf_index_list, MGMT_READ_UNCONF_INDEX_LIST_SIZE, | |
c91041dc MH |
6386 | HCI_MGMT_NO_HDEV | |
6387 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb | 6388 | { read_config_info, MGMT_READ_CONFIG_INFO_SIZE, |
c91041dc MH |
6389 | HCI_MGMT_UNCONFIGURED | |
6390 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb JH |
6391 | { set_external_config, MGMT_SET_EXTERNAL_CONFIG_SIZE, |
6392 | HCI_MGMT_UNCONFIGURED }, | |
6393 | { set_public_address, MGMT_SET_PUBLIC_ADDRESS_SIZE, | |
6394 | HCI_MGMT_UNCONFIGURED }, | |
6395 | { start_service_discovery, MGMT_START_SERVICE_DISCOVERY_SIZE, | |
6396 | HCI_MGMT_VAR_LEN }, | |
4f0f155c | 6397 | { read_local_oob_ext_data, MGMT_READ_LOCAL_OOB_EXT_DATA_SIZE }, |
96f1474a | 6398 | { read_ext_index_list, MGMT_READ_EXT_INDEX_LIST_SIZE, |
c91041dc MH |
6399 | HCI_MGMT_NO_HDEV | |
6400 | HCI_MGMT_UNTRUSTED }, | |
d3d5305b | 6401 | { read_adv_features, MGMT_READ_ADV_FEATURES_SIZE }, |
0f4e68cf JH |
6402 | }; |
6403 | ||
bf6b56db | 6404 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 6405 | { |
ced85549 | 6406 | struct mgmt_ev_ext_index ev; |
bb4b2a9a | 6407 | |
0602a8ad MH |
6408 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
6409 | return; | |
6410 | ||
f9207338 MH |
6411 | switch (hdev->dev_type) { |
6412 | case HCI_BREDR: | |
6413 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { | |
6414 | mgmt_index_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev, | |
6415 | NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS); | |
ced85549 | 6416 | ev.type = 0x01; |
f9207338 MH |
6417 | } else { |
6418 | mgmt_index_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, | |
6419 | HCI_MGMT_INDEX_EVENTS); | |
ced85549 | 6420 | ev.type = 0x00; |
f9207338 MH |
6421 | } |
6422 | break; | |
ced85549 MH |
6423 | case HCI_AMP: |
6424 | ev.type = 0x02; | |
6425 | break; | |
6426 | default: | |
6427 | return; | |
f9207338 | 6428 | } |
ced85549 MH |
6429 | |
6430 | ev.bus = hdev->bus; | |
6431 | ||
6432 | mgmt_index_event(MGMT_EV_EXT_INDEX_ADDED, hdev, &ev, sizeof(ev), | |
6433 | HCI_MGMT_EXT_INDEX_EVENTS); | |
c71e97bf JH |
6434 | } |
6435 | ||
bf6b56db | 6436 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 6437 | { |
ced85549 | 6438 | struct mgmt_ev_ext_index ev; |
5f159032 | 6439 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 6440 | |
0602a8ad MH |
6441 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
6442 | return; | |
6443 | ||
f9207338 MH |
6444 | switch (hdev->dev_type) { |
6445 | case HCI_BREDR: | |
6446 | mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); | |
b24752fe | 6447 | |
f9207338 MH |
6448 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { |
6449 | mgmt_index_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev, | |
6450 | NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS); | |
ced85549 | 6451 | ev.type = 0x01; |
f9207338 MH |
6452 | } else { |
6453 | mgmt_index_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, | |
6454 | HCI_MGMT_INDEX_EVENTS); | |
ced85549 | 6455 | ev.type = 0x00; |
f9207338 MH |
6456 | } |
6457 | break; | |
ced85549 MH |
6458 | case HCI_AMP: |
6459 | ev.type = 0x02; | |
6460 | break; | |
6461 | default: | |
6462 | return; | |
f9207338 | 6463 | } |
ced85549 MH |
6464 | |
6465 | ev.bus = hdev->bus; | |
6466 | ||
6467 | mgmt_index_event(MGMT_EV_EXT_INDEX_REMOVED, hdev, &ev, sizeof(ev), | |
6468 | HCI_MGMT_EXT_INDEX_EVENTS); | |
eec8d2bc JH |
6469 | } |
6470 | ||
6046dc3e | 6471 | /* This function requires the caller holds hdev->lock */ |
2cf22218 | 6472 | static void restart_le_actions(struct hci_request *req) |
6046dc3e | 6473 | { |
2cf22218 | 6474 | struct hci_dev *hdev = req->hdev; |
6046dc3e AG |
6475 | struct hci_conn_params *p; |
6476 | ||
6477 | list_for_each_entry(p, &hdev->le_conn_params, list) { | |
d7347f3c JH |
6478 | /* Needed for AUTO_OFF case where might not "really" |
6479 | * have been powered off. | |
6480 | */ | |
6481 | list_del_init(&p->action); | |
6482 | ||
6483 | switch (p->auto_connect) { | |
4b9e7e75 | 6484 | case HCI_AUTO_CONN_DIRECT: |
d7347f3c JH |
6485 | case HCI_AUTO_CONN_ALWAYS: |
6486 | list_add(&p->action, &hdev->pend_le_conns); | |
6487 | break; | |
6488 | case HCI_AUTO_CONN_REPORT: | |
6489 | list_add(&p->action, &hdev->pend_le_reports); | |
6490 | break; | |
6491 | default: | |
6492 | break; | |
c83ed19d | 6493 | } |
6046dc3e | 6494 | } |
c83ed19d | 6495 | |
2cf22218 | 6496 | __hci_update_background_scan(req); |
6046dc3e AG |
6497 | } |
6498 | ||
1904a853 | 6499 | static void powered_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
229ab39c JH |
6500 | { |
6501 | struct cmd_lookup match = { NULL, hdev }; | |
6502 | ||
6503 | BT_DBG("status 0x%02x", status); | |
6504 | ||
162a3bac MH |
6505 | if (!status) { |
6506 | /* Register the available SMP channels (BR/EDR and LE) only | |
6507 | * when successfully powering on the controller. This late | |
6508 | * registration is required so that LE SMP can clearly | |
6509 | * decide if the public address or static address is used. | |
6510 | */ | |
6511 | smp_register(hdev); | |
6512 | } | |
6513 | ||
229ab39c JH |
6514 | hci_dev_lock(hdev); |
6515 | ||
6516 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); | |
6517 | ||
6518 | new_settings(hdev, match.sk); | |
6519 | ||
6520 | hci_dev_unlock(hdev); | |
6521 | ||
6522 | if (match.sk) | |
6523 | sock_put(match.sk); | |
6524 | } | |
6525 | ||
70da6243 | 6526 | static int powered_update_hci(struct hci_dev *hdev) |
5add6af8 | 6527 | { |
890ea898 | 6528 | struct hci_request req; |
70da6243 | 6529 | u8 link_sec; |
5add6af8 | 6530 | |
890ea898 JH |
6531 | hci_req_init(&req, hdev); |
6532 | ||
d7a5a11d | 6533 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED) && |
70da6243 | 6534 | !lmp_host_ssp_capable(hdev)) { |
574ea3c7 | 6535 | u8 mode = 0x01; |
5e5282bb | 6536 | |
574ea3c7 MH |
6537 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, sizeof(mode), &mode); |
6538 | ||
6539 | if (bredr_sc_enabled(hdev) && !lmp_host_sc_capable(hdev)) { | |
6540 | u8 support = 0x01; | |
5add6af8 | 6541 | |
574ea3c7 MH |
6542 | hci_req_add(&req, HCI_OP_WRITE_SC_SUPPORT, |
6543 | sizeof(support), &support); | |
6544 | } | |
ec6f99b8 JH |
6545 | } |
6546 | ||
d7a5a11d | 6547 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED) && |
c73eee91 | 6548 | lmp_bredr_capable(hdev)) { |
70da6243 | 6549 | struct hci_cp_write_le_host_supported cp; |
f0ff92fb | 6550 | |
32226e4f MH |
6551 | cp.le = 0x01; |
6552 | cp.simul = 0x00; | |
3d1cbdd6 | 6553 | |
70da6243 JH |
6554 | /* Check first if we already have the right |
6555 | * host state (host features set) | |
6556 | */ | |
6557 | if (cp.le != lmp_host_le_capable(hdev) || | |
6558 | cp.simul != lmp_host_le_br_capable(hdev)) | |
890ea898 JH |
6559 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
6560 | sizeof(cp), &cp); | |
70da6243 | 6561 | } |
3d1cbdd6 | 6562 | |
d13eafce | 6563 | if (lmp_le_capable(hdev)) { |
441ad2d0 MH |
6564 | /* Make sure the controller has a good default for |
6565 | * advertising data. This also applies to the case | |
6566 | * where BR/EDR was toggled during the AUTO_OFF phase. | |
6567 | */ | |
d7a5a11d | 6568 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { |
5947f4bc | 6569 | update_adv_data(&req); |
f14d8f64 MH |
6570 | update_scan_rsp_data(&req); |
6571 | } | |
441ad2d0 | 6572 | |
d7a5a11d | 6573 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
bba3aa55 | 6574 | enable_advertising(&req); |
2cf22218 JH |
6575 | |
6576 | restart_le_actions(&req); | |
eeca6f89 JH |
6577 | } |
6578 | ||
d7a5a11d | 6579 | link_sec = hci_dev_test_flag(hdev, HCI_LINK_SECURITY); |
70da6243 | 6580 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) |
890ea898 JH |
6581 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
6582 | sizeof(link_sec), &link_sec); | |
562fcc24 | 6583 | |
70da6243 | 6584 | if (lmp_bredr_capable(hdev)) { |
d7a5a11d | 6585 | if (hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) |
406ef2a6 JH |
6586 | write_fast_connectable(&req, true); |
6587 | else | |
6588 | write_fast_connectable(&req, false); | |
1d2dc5b7 | 6589 | __hci_update_page_scan(&req); |
890ea898 | 6590 | update_class(&req); |
13928971 | 6591 | update_name(&req); |
890ea898 | 6592 | update_eir(&req); |
70da6243 | 6593 | } |
562fcc24 | 6594 | |
229ab39c | 6595 | return hci_req_run(&req, powered_complete); |
70da6243 | 6596 | } |
562fcc24 | 6597 | |
70da6243 JH |
6598 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
6599 | { | |
6600 | struct cmd_lookup match = { NULL, hdev }; | |
9845904f | 6601 | u8 status, zero_cod[] = { 0, 0, 0 }; |
70da6243 | 6602 | int err; |
f0ff92fb | 6603 | |
d7a5a11d | 6604 | if (!hci_dev_test_flag(hdev, HCI_MGMT)) |
70da6243 JH |
6605 | return 0; |
6606 | ||
70da6243 | 6607 | if (powered) { |
229ab39c JH |
6608 | if (powered_update_hci(hdev) == 0) |
6609 | return 0; | |
fe038884 | 6610 | |
229ab39c JH |
6611 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
6612 | &match); | |
6613 | goto new_settings; | |
b24752fe JH |
6614 | } |
6615 | ||
229ab39c | 6616 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
9845904f JH |
6617 | |
6618 | /* If the power off is because of hdev unregistration let | |
6619 | * use the appropriate INVALID_INDEX status. Otherwise use | |
6620 | * NOT_POWERED. We cover both scenarios here since later in | |
6621 | * mgmt_index_removed() any hci_conn callbacks will have already | |
6622 | * been triggered, potentially causing misleading DISCONNECTED | |
6623 | * status responses. | |
6624 | */ | |
d7a5a11d | 6625 | if (hci_dev_test_flag(hdev, HCI_UNREGISTER)) |
9845904f JH |
6626 | status = MGMT_STATUS_INVALID_INDEX; |
6627 | else | |
6628 | status = MGMT_STATUS_NOT_POWERED; | |
6629 | ||
6630 | mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); | |
229ab39c JH |
6631 | |
6632 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
f6b7712e MH |
6633 | mgmt_generic_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, |
6634 | zero_cod, sizeof(zero_cod), NULL); | |
229ab39c JH |
6635 | |
6636 | new_settings: | |
beadb2bd | 6637 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
6638 | |
6639 | if (match.sk) | |
6640 | sock_put(match.sk); | |
6641 | ||
7bb895d6 | 6642 | return err; |
5add6af8 | 6643 | } |
73f22f62 | 6644 | |
3eec705e | 6645 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc | 6646 | { |
3b0602cd | 6647 | struct mgmt_pending_cmd *cmd; |
96570ffc JH |
6648 | u8 status; |
6649 | ||
333ae95d | 6650 | cmd = pending_find(MGMT_OP_SET_POWERED, hdev); |
96570ffc | 6651 | if (!cmd) |
3eec705e | 6652 | return; |
96570ffc JH |
6653 | |
6654 | if (err == -ERFKILL) | |
6655 | status = MGMT_STATUS_RFKILLED; | |
6656 | else | |
6657 | status = MGMT_STATUS_FAILED; | |
6658 | ||
a69e8375 | 6659 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
6660 | |
6661 | mgmt_pending_remove(cmd); | |
96570ffc JH |
6662 | } |
6663 | ||
d1967ff8 MH |
6664 | void mgmt_discoverable_timeout(struct hci_dev *hdev) |
6665 | { | |
6666 | struct hci_request req; | |
d1967ff8 MH |
6667 | |
6668 | hci_dev_lock(hdev); | |
6669 | ||
6670 | /* When discoverable timeout triggers, then just make sure | |
6671 | * the limited discoverable flag is cleared. Even in the case | |
6672 | * of a timeout triggered from general discoverable, it is | |
6673 | * safe to unconditionally clear the flag. | |
6674 | */ | |
a358dc11 MH |
6675 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
6676 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); | |
d1967ff8 MH |
6677 | |
6678 | hci_req_init(&req, hdev); | |
d7a5a11d | 6679 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
4b580614 JH |
6680 | u8 scan = SCAN_PAGE; |
6681 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, | |
6682 | sizeof(scan), &scan); | |
6683 | } | |
d1967ff8 | 6684 | update_class(&req); |
9a43e25f | 6685 | update_adv_data(&req); |
d1967ff8 MH |
6686 | hci_req_run(&req, NULL); |
6687 | ||
6688 | hdev->discov_timeout = 0; | |
6689 | ||
9a43e25f JH |
6690 | new_settings(hdev, NULL); |
6691 | ||
d1967ff8 MH |
6692 | hci_dev_unlock(hdev); |
6693 | } | |
6694 | ||
dc4a5ee2 MH |
6695 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
6696 | bool persistent) | |
55ed8ca1 | 6697 | { |
86742e1e | 6698 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 6699 | |
a492cd52 | 6700 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 6701 | |
a492cd52 | 6702 | ev.store_hint = persistent; |
d753fdc4 | 6703 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 6704 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 6705 | ev.key.type = key->type; |
9b3b4460 | 6706 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 6707 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 6708 | |
dc4a5ee2 | 6709 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 6710 | } |
f7520543 | 6711 | |
d7b25450 JH |
6712 | static u8 mgmt_ltk_type(struct smp_ltk *ltk) |
6713 | { | |
23fb8de3 JH |
6714 | switch (ltk->type) { |
6715 | case SMP_LTK: | |
6716 | case SMP_LTK_SLAVE: | |
6717 | if (ltk->authenticated) | |
6718 | return MGMT_LTK_AUTHENTICATED; | |
6719 | return MGMT_LTK_UNAUTHENTICATED; | |
6720 | case SMP_LTK_P256: | |
6721 | if (ltk->authenticated) | |
6722 | return MGMT_LTK_P256_AUTH; | |
6723 | return MGMT_LTK_P256_UNAUTH; | |
6724 | case SMP_LTK_P256_DEBUG: | |
6725 | return MGMT_LTK_P256_DEBUG; | |
6726 | } | |
d7b25450 JH |
6727 | |
6728 | return MGMT_LTK_UNAUTHENTICATED; | |
6729 | } | |
6730 | ||
53ac6ab6 | 6731 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) |
346af67b VCG |
6732 | { |
6733 | struct mgmt_ev_new_long_term_key ev; | |
6734 | ||
6735 | memset(&ev, 0, sizeof(ev)); | |
6736 | ||
5192d301 MH |
6737 | /* Devices using resolvable or non-resolvable random addresses |
6738 | * without providing an indentity resolving key don't require | |
6739 | * to store long term keys. Their addresses will change the | |
6740 | * next time around. | |
6741 | * | |
6742 | * Only when a remote device provides an identity address | |
6743 | * make sure the long term key is stored. If the remote | |
6744 | * identity is known, the long term keys are internally | |
6745 | * mapped to the identity address. So allow static random | |
6746 | * and public addresses here. | |
6747 | */ | |
ba74b666 JH |
6748 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
6749 | (key->bdaddr.b[5] & 0xc0) != 0xc0) | |
6750 | ev.store_hint = 0x00; | |
6751 | else | |
53ac6ab6 | 6752 | ev.store_hint = persistent; |
ba74b666 | 6753 | |
346af67b | 6754 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
57c1477c | 6755 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
d7b25450 | 6756 | ev.key.type = mgmt_ltk_type(key); |
346af67b VCG |
6757 | ev.key.enc_size = key->enc_size; |
6758 | ev.key.ediv = key->ediv; | |
fe39c7b2 | 6759 | ev.key.rand = key->rand; |
346af67b | 6760 | |
2ceba539 | 6761 | if (key->type == SMP_LTK) |
346af67b VCG |
6762 | ev.key.master = 1; |
6763 | ||
346af67b VCG |
6764 | memcpy(ev.key.val, key->val, sizeof(key->val)); |
6765 | ||
083368f7 | 6766 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
6767 | } |
6768 | ||
95fbac8a JH |
6769 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk) |
6770 | { | |
6771 | struct mgmt_ev_new_irk ev; | |
6772 | ||
6773 | memset(&ev, 0, sizeof(ev)); | |
6774 | ||
bab6d1e5 MH |
6775 | /* For identity resolving keys from devices that are already |
6776 | * using a public address or static random address, do not | |
6777 | * ask for storing this key. The identity resolving key really | |
6778 | * is only mandatory for devices using resovlable random | |
6779 | * addresses. | |
6780 | * | |
6781 | * Storing all identity resolving keys has the downside that | |
6782 | * they will be also loaded on next boot of they system. More | |
6783 | * identity resolving keys, means more time during scanning is | |
6784 | * needed to actually resolve these addresses. | |
6785 | */ | |
6786 | if (bacmp(&irk->rpa, BDADDR_ANY)) | |
6787 | ev.store_hint = 0x01; | |
6788 | else | |
6789 | ev.store_hint = 0x00; | |
6790 | ||
95fbac8a JH |
6791 | bacpy(&ev.rpa, &irk->rpa); |
6792 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); | |
6793 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); | |
6794 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); | |
6795 | ||
6796 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); | |
6797 | } | |
6798 | ||
53ac6ab6 MH |
6799 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
6800 | bool persistent) | |
7ee4ea36 MH |
6801 | { |
6802 | struct mgmt_ev_new_csrk ev; | |
6803 | ||
6804 | memset(&ev, 0, sizeof(ev)); | |
6805 | ||
6806 | /* Devices using resolvable or non-resolvable random addresses | |
6807 | * without providing an indentity resolving key don't require | |
6808 | * to store signature resolving keys. Their addresses will change | |
6809 | * the next time around. | |
6810 | * | |
6811 | * Only when a remote device provides an identity address | |
6812 | * make sure the signature resolving key is stored. So allow | |
6813 | * static random and public addresses here. | |
6814 | */ | |
6815 | if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && | |
6816 | (csrk->bdaddr.b[5] & 0xc0) != 0xc0) | |
6817 | ev.store_hint = 0x00; | |
6818 | else | |
53ac6ab6 | 6819 | ev.store_hint = persistent; |
7ee4ea36 MH |
6820 | |
6821 | bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); | |
6822 | ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); | |
4cd3928a | 6823 | ev.key.type = csrk->type; |
7ee4ea36 MH |
6824 | memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); |
6825 | ||
6826 | mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); | |
6827 | } | |
6828 | ||
ffb5a827 | 6829 | void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, |
f4869e2a JH |
6830 | u8 bdaddr_type, u8 store_hint, u16 min_interval, |
6831 | u16 max_interval, u16 latency, u16 timeout) | |
ffb5a827 AG |
6832 | { |
6833 | struct mgmt_ev_new_conn_param ev; | |
6834 | ||
c103aea6 JH |
6835 | if (!hci_is_identity_address(bdaddr, bdaddr_type)) |
6836 | return; | |
6837 | ||
ffb5a827 AG |
6838 | memset(&ev, 0, sizeof(ev)); |
6839 | bacpy(&ev.addr.bdaddr, bdaddr); | |
6840 | ev.addr.type = link_to_bdaddr(LE_LINK, bdaddr_type); | |
f4869e2a | 6841 | ev.store_hint = store_hint; |
ffb5a827 AG |
6842 | ev.min_interval = cpu_to_le16(min_interval); |
6843 | ev.max_interval = cpu_to_le16(max_interval); | |
6844 | ev.latency = cpu_to_le16(latency); | |
6845 | ev.timeout = cpu_to_le16(timeout); | |
6846 | ||
6847 | mgmt_event(MGMT_EV_NEW_CONN_PARAM, hdev, &ev, sizeof(ev), NULL); | |
6848 | } | |
6849 | ||
48ec92fa AA |
6850 | void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, |
6851 | u32 flags, u8 *name, u8 name_len) | |
f7520543 | 6852 | { |
b644ba33 JH |
6853 | char buf[512]; |
6854 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
6855 | u16 eir_len = 0; | |
f7520543 | 6856 | |
48ec92fa AA |
6857 | bacpy(&ev->addr.bdaddr, &conn->dst); |
6858 | ev->addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
f7520543 | 6859 | |
c95f0ba7 | 6860 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 6861 | |
fd45ada9 AA |
6862 | /* We must ensure that the EIR Data fields are ordered and |
6863 | * unique. Keep it simple for now and avoid the problem by not | |
6864 | * adding any BR/EDR data to the LE adv. | |
6865 | */ | |
6866 | if (conn->le_adv_data_len > 0) { | |
6867 | memcpy(&ev->eir[eir_len], | |
6868 | conn->le_adv_data, conn->le_adv_data_len); | |
6869 | eir_len = conn->le_adv_data_len; | |
6870 | } else { | |
6871 | if (name_len > 0) | |
6872 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
6873 | name, name_len); | |
b644ba33 | 6874 | |
ddbea5cf | 6875 | if (memcmp(conn->dev_class, "\0\0\0", 3) != 0) |
fd45ada9 AA |
6876 | eir_len = eir_append_data(ev->eir, eir_len, |
6877 | EIR_CLASS_OF_DEV, | |
6878 | conn->dev_class, 3); | |
6879 | } | |
b644ba33 | 6880 | |
eb55ef07 | 6881 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 6882 | |
ecd90ae7 MH |
6883 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
6884 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
6885 | } |
6886 | ||
3b0602cd | 6887 | static void disconnect_rsp(struct mgmt_pending_cmd *cmd, void *data) |
8962ee74 | 6888 | { |
8962ee74 | 6889 | struct sock **sk = data; |
8962ee74 | 6890 | |
f5818c22 | 6891 | cmd->cmd_complete(cmd, 0); |
8962ee74 JH |
6892 | |
6893 | *sk = cmd->sk; | |
6894 | sock_hold(*sk); | |
6895 | ||
a664b5bc | 6896 | mgmt_pending_remove(cmd); |
8962ee74 JH |
6897 | } |
6898 | ||
3b0602cd | 6899 | static void unpair_device_rsp(struct mgmt_pending_cmd *cmd, void *data) |
a8a1d19e | 6900 | { |
b1078ad0 | 6901 | struct hci_dev *hdev = data; |
124f6e35 | 6902 | struct mgmt_cp_unpair_device *cp = cmd->param; |
a8a1d19e | 6903 | |
b1078ad0 JH |
6904 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
6905 | ||
d8b7b1e4 | 6906 | cmd->cmd_complete(cmd, 0); |
a8a1d19e JH |
6907 | mgmt_pending_remove(cmd); |
6908 | } | |
6909 | ||
84c61d92 JH |
6910 | bool mgmt_powering_down(struct hci_dev *hdev) |
6911 | { | |
3b0602cd | 6912 | struct mgmt_pending_cmd *cmd; |
84c61d92 JH |
6913 | struct mgmt_mode *cp; |
6914 | ||
333ae95d | 6915 | cmd = pending_find(MGMT_OP_SET_POWERED, hdev); |
84c61d92 JH |
6916 | if (!cmd) |
6917 | return false; | |
6918 | ||
6919 | cp = cmd->param; | |
6920 | if (!cp->val) | |
6921 | return true; | |
6922 | ||
6923 | return false; | |
6924 | } | |
6925 | ||
9b80ec5e | 6926 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
6927 | u8 link_type, u8 addr_type, u8 reason, |
6928 | bool mgmt_connected) | |
f7520543 | 6929 | { |
f0d6a0ea | 6930 | struct mgmt_ev_device_disconnected ev; |
8962ee74 | 6931 | struct sock *sk = NULL; |
8962ee74 | 6932 | |
84c61d92 JH |
6933 | /* The connection is still in hci_conn_hash so test for 1 |
6934 | * instead of 0 to know if this is the last one. | |
6935 | */ | |
6936 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { | |
6937 | cancel_delayed_work(&hdev->power_off); | |
6938 | queue_work(hdev->req_workqueue, &hdev->power_off.work); | |
8b064a3a JH |
6939 | } |
6940 | ||
12d4a3b2 JH |
6941 | if (!mgmt_connected) |
6942 | return; | |
6943 | ||
57eb776f AG |
6944 | if (link_type != ACL_LINK && link_type != LE_LINK) |
6945 | return; | |
6946 | ||
744cf19e | 6947 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 6948 | |
f0d6a0ea MA |
6949 | bacpy(&ev.addr.bdaddr, bdaddr); |
6950 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
6951 | ev.reason = reason; | |
f7520543 | 6952 | |
9b80ec5e | 6953 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
6954 | |
6955 | if (sk) | |
d97dcb66 | 6956 | sock_put(sk); |
8962ee74 | 6957 | |
124f6e35 | 6958 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 6959 | hdev); |
8962ee74 JH |
6960 | } |
6961 | ||
7892924c MH |
6962 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6963 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 6964 | { |
3655bba8 AG |
6965 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
6966 | struct mgmt_cp_disconnect *cp; | |
3b0602cd | 6967 | struct mgmt_pending_cmd *cmd; |
8962ee74 | 6968 | |
36a75f1b JD |
6969 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
6970 | hdev); | |
6971 | ||
333ae95d | 6972 | cmd = pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 6973 | if (!cmd) |
7892924c | 6974 | return; |
8962ee74 | 6975 | |
3655bba8 AG |
6976 | cp = cmd->param; |
6977 | ||
6978 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
6979 | return; | |
6980 | ||
6981 | if (cp->addr.type != bdaddr_type) | |
6982 | return; | |
6983 | ||
f5818c22 | 6984 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 6985 | mgmt_pending_remove(cmd); |
f7520543 | 6986 | } |
17d5c04c | 6987 | |
445608d0 MH |
6988 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6989 | u8 addr_type, u8 status) | |
17d5c04c JH |
6990 | { |
6991 | struct mgmt_ev_connect_failed ev; | |
c9910d0f | 6992 | |
84c61d92 JH |
6993 | /* The connection is still in hci_conn_hash so test for 1 |
6994 | * instead of 0 to know if this is the last one. | |
6995 | */ | |
6996 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { | |
6997 | cancel_delayed_work(&hdev->power_off); | |
6998 | queue_work(hdev->req_workqueue, &hdev->power_off.work); | |
c9910d0f | 6999 | } |
17d5c04c | 7000 | |
4c659c39 | 7001 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 7002 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 7003 | ev.status = mgmt_status(status); |
17d5c04c | 7004 | |
445608d0 | 7005 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 7006 | } |
980e1a53 | 7007 | |
ce0e4a0d | 7008 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
7009 | { |
7010 | struct mgmt_ev_pin_code_request ev; | |
7011 | ||
d8457698 | 7012 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 7013 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 7014 | ev.secure = secure; |
980e1a53 | 7015 | |
ce0e4a0d | 7016 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
7017 | } |
7018 | ||
e669cf80 MH |
7019 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
7020 | u8 status) | |
980e1a53 | 7021 | { |
3b0602cd | 7022 | struct mgmt_pending_cmd *cmd; |
980e1a53 | 7023 | |
333ae95d | 7024 | cmd = pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 7025 | if (!cmd) |
e669cf80 | 7026 | return; |
980e1a53 | 7027 | |
7776d1d8 | 7028 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 7029 | mgmt_pending_remove(cmd); |
980e1a53 JH |
7030 | } |
7031 | ||
3eb38528 MH |
7032 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
7033 | u8 status) | |
980e1a53 | 7034 | { |
3b0602cd | 7035 | struct mgmt_pending_cmd *cmd; |
980e1a53 | 7036 | |
333ae95d | 7037 | cmd = pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 7038 | if (!cmd) |
3eb38528 | 7039 | return; |
980e1a53 | 7040 | |
7776d1d8 | 7041 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 7042 | mgmt_pending_remove(cmd); |
980e1a53 | 7043 | } |
a5c29683 | 7044 | |
744cf19e | 7045 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 7046 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 7047 | u8 confirm_hint) |
a5c29683 JH |
7048 | { |
7049 | struct mgmt_ev_user_confirm_request ev; | |
7050 | ||
744cf19e | 7051 | BT_DBG("%s", hdev->name); |
a5c29683 | 7052 | |
272d90df | 7053 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 7054 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 7055 | ev.confirm_hint = confirm_hint; |
39adbffe | 7056 | ev.value = cpu_to_le32(value); |
a5c29683 | 7057 | |
744cf19e | 7058 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 7059 | NULL); |
a5c29683 JH |
7060 | } |
7061 | ||
272d90df | 7062 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 7063 | u8 link_type, u8 addr_type) |
604086b7 BG |
7064 | { |
7065 | struct mgmt_ev_user_passkey_request ev; | |
7066 | ||
7067 | BT_DBG("%s", hdev->name); | |
7068 | ||
272d90df | 7069 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 7070 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
7071 | |
7072 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 7073 | NULL); |
604086b7 BG |
7074 | } |
7075 | ||
0df4c185 | 7076 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
7077 | u8 link_type, u8 addr_type, u8 status, |
7078 | u8 opcode) | |
a5c29683 | 7079 | { |
3b0602cd | 7080 | struct mgmt_pending_cmd *cmd; |
a5c29683 | 7081 | |
333ae95d | 7082 | cmd = pending_find(opcode, hdev); |
a5c29683 JH |
7083 | if (!cmd) |
7084 | return -ENOENT; | |
7085 | ||
7776d1d8 | 7086 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 7087 | mgmt_pending_remove(cmd); |
a5c29683 | 7088 | |
7776d1d8 | 7089 | return 0; |
a5c29683 JH |
7090 | } |
7091 | ||
744cf19e | 7092 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 7093 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 7094 | { |
272d90df | 7095 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 7096 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
7097 | } |
7098 | ||
272d90df | 7099 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 7100 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 7101 | { |
272d90df | 7102 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
7103 | status, |
7104 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 7105 | } |
2a611692 | 7106 | |
604086b7 | 7107 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 7108 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 7109 | { |
272d90df | 7110 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 7111 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
7112 | } |
7113 | ||
272d90df | 7114 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 7115 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 7116 | { |
272d90df | 7117 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
7118 | status, |
7119 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
7120 | } |
7121 | ||
92a25256 JH |
7122 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
7123 | u8 link_type, u8 addr_type, u32 passkey, | |
7124 | u8 entered) | |
7125 | { | |
7126 | struct mgmt_ev_passkey_notify ev; | |
7127 | ||
7128 | BT_DBG("%s", hdev->name); | |
7129 | ||
7130 | bacpy(&ev.addr.bdaddr, bdaddr); | |
7131 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
7132 | ev.passkey = __cpu_to_le32(passkey); | |
7133 | ev.entered = entered; | |
7134 | ||
7135 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
7136 | } | |
7137 | ||
e1e930f5 | 7138 | void mgmt_auth_failed(struct hci_conn *conn, u8 hci_status) |
2a611692 JH |
7139 | { |
7140 | struct mgmt_ev_auth_failed ev; | |
3b0602cd | 7141 | struct mgmt_pending_cmd *cmd; |
e1e930f5 | 7142 | u8 status = mgmt_status(hci_status); |
2a611692 | 7143 | |
e1e930f5 JH |
7144 | bacpy(&ev.addr.bdaddr, &conn->dst); |
7145 | ev.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
7146 | ev.status = status; | |
2a611692 | 7147 | |
e1e930f5 JH |
7148 | cmd = find_pairing(conn); |
7149 | ||
7150 | mgmt_event(MGMT_EV_AUTH_FAILED, conn->hdev, &ev, sizeof(ev), | |
7151 | cmd ? cmd->sk : NULL); | |
7152 | ||
a511b35b JH |
7153 | if (cmd) { |
7154 | cmd->cmd_complete(cmd, status); | |
7155 | mgmt_pending_remove(cmd); | |
7156 | } | |
2a611692 | 7157 | } |
b312b161 | 7158 | |
464996ae | 7159 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
7160 | { |
7161 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 7162 | bool changed; |
33ef95ed JH |
7163 | |
7164 | if (status) { | |
7165 | u8 mgmt_err = mgmt_status(status); | |
7166 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 7167 | cmd_status_rsp, &mgmt_err); |
464996ae | 7168 | return; |
33ef95ed JH |
7169 | } |
7170 | ||
464996ae | 7171 | if (test_bit(HCI_AUTH, &hdev->flags)) |
238be788 | 7172 | changed = !hci_dev_test_and_set_flag(hdev, HCI_LINK_SECURITY); |
464996ae | 7173 | else |
a69d8927 | 7174 | changed = hci_dev_test_and_clear_flag(hdev, HCI_LINK_SECURITY); |
47990ea0 | 7175 | |
33ef95ed | 7176 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 7177 | &match); |
33ef95ed | 7178 | |
47990ea0 | 7179 | if (changed) |
464996ae | 7180 | new_settings(hdev, match.sk); |
33ef95ed JH |
7181 | |
7182 | if (match.sk) | |
7183 | sock_put(match.sk); | |
33ef95ed JH |
7184 | } |
7185 | ||
890ea898 | 7186 | static void clear_eir(struct hci_request *req) |
cacaf52f | 7187 | { |
890ea898 | 7188 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
7189 | struct hci_cp_write_eir cp; |
7190 | ||
976eb20e | 7191 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 7192 | return; |
cacaf52f | 7193 | |
c80da27e JH |
7194 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
7195 | ||
cacaf52f JH |
7196 | memset(&cp, 0, sizeof(cp)); |
7197 | ||
890ea898 | 7198 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
7199 | } |
7200 | ||
3e248560 | 7201 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
7202 | { |
7203 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 7204 | struct hci_request req; |
c0ecddc2 | 7205 | bool changed = false; |
ed2c4ee3 JH |
7206 | |
7207 | if (status) { | |
7208 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 | 7209 | |
a69d8927 MH |
7210 | if (enable && hci_dev_test_and_clear_flag(hdev, |
7211 | HCI_SSP_ENABLED)) { | |
a358dc11 | 7212 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
3e248560 | 7213 | new_settings(hdev, NULL); |
9ecb3e24 | 7214 | } |
c0ecddc2 | 7215 | |
04124681 GP |
7216 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
7217 | &mgmt_err); | |
3e248560 | 7218 | return; |
c0ecddc2 JH |
7219 | } |
7220 | ||
7221 | if (enable) { | |
238be788 | 7222 | changed = !hci_dev_test_and_set_flag(hdev, HCI_SSP_ENABLED); |
c0ecddc2 | 7223 | } else { |
a69d8927 | 7224 | changed = hci_dev_test_and_clear_flag(hdev, HCI_SSP_ENABLED); |
9ecb3e24 | 7225 | if (!changed) |
a69d8927 MH |
7226 | changed = hci_dev_test_and_clear_flag(hdev, |
7227 | HCI_HS_ENABLED); | |
9ecb3e24 | 7228 | else |
a358dc11 | 7229 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
ed2c4ee3 JH |
7230 | } |
7231 | ||
7232 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
7233 | ||
c0ecddc2 | 7234 | if (changed) |
3e248560 | 7235 | new_settings(hdev, match.sk); |
ed2c4ee3 | 7236 | |
5fc6ebb1 | 7237 | if (match.sk) |
ed2c4ee3 JH |
7238 | sock_put(match.sk); |
7239 | ||
890ea898 JH |
7240 | hci_req_init(&req, hdev); |
7241 | ||
d7a5a11d MH |
7242 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
7243 | if (hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) | |
3769972b JH |
7244 | hci_req_add(&req, HCI_OP_WRITE_SSP_DEBUG_MODE, |
7245 | sizeof(enable), &enable); | |
890ea898 | 7246 | update_eir(&req); |
3769972b | 7247 | } else { |
890ea898 | 7248 | clear_eir(&req); |
3769972b | 7249 | } |
890ea898 JH |
7250 | |
7251 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
7252 | } |
7253 | ||
3b0602cd | 7254 | static void sk_lookup(struct mgmt_pending_cmd *cmd, void *data) |
90e70454 JH |
7255 | { |
7256 | struct cmd_lookup *match = data; | |
7257 | ||
90e70454 JH |
7258 | if (match->sk == NULL) { |
7259 | match->sk = cmd->sk; | |
7260 | sock_hold(match->sk); | |
7261 | } | |
90e70454 JH |
7262 | } |
7263 | ||
4e1b0245 MH |
7264 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
7265 | u8 status) | |
7f9a903c | 7266 | { |
90e70454 | 7267 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 7268 | |
92da6097 JH |
7269 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
7270 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
7271 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
7272 | |
7273 | if (!status) | |
f6b7712e MH |
7274 | mgmt_generic_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, |
7275 | dev_class, 3, NULL); | |
90e70454 JH |
7276 | |
7277 | if (match.sk) | |
7278 | sock_put(match.sk); | |
7f9a903c MH |
7279 | } |
7280 | ||
7667da34 | 7281 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 7282 | { |
b312b161 | 7283 | struct mgmt_cp_set_local_name ev; |
3b0602cd | 7284 | struct mgmt_pending_cmd *cmd; |
28cc7bde | 7285 | |
13928971 | 7286 | if (status) |
7667da34 | 7287 | return; |
b312b161 JH |
7288 | |
7289 | memset(&ev, 0, sizeof(ev)); | |
7290 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 7291 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 7292 | |
333ae95d | 7293 | cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
7294 | if (!cmd) { |
7295 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 7296 | |
13928971 JH |
7297 | /* If this is a HCI command related to powering on the |
7298 | * HCI dev don't send any mgmt signals. | |
7299 | */ | |
333ae95d | 7300 | if (pending_find(MGMT_OP_SET_POWERED, hdev)) |
7667da34 | 7301 | return; |
890ea898 | 7302 | } |
b312b161 | 7303 | |
f6b7712e MH |
7304 | mgmt_generic_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
7305 | cmd ? cmd->sk : NULL); | |
b312b161 | 7306 | } |
c35938b2 | 7307 | |
4d2d2796 | 7308 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
38da1703 JH |
7309 | u8 *rand192, u8 *hash256, u8 *rand256, |
7310 | u8 status) | |
c35938b2 | 7311 | { |
3b0602cd | 7312 | struct mgmt_pending_cmd *cmd; |
c35938b2 | 7313 | |
744cf19e | 7314 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 7315 | |
333ae95d | 7316 | cmd = pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 | 7317 | if (!cmd) |
3edaf092 | 7318 | return; |
c35938b2 SJ |
7319 | |
7320 | if (status) { | |
a69e8375 JH |
7321 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
7322 | mgmt_status(status)); | |
c35938b2 | 7323 | } else { |
66f096f7 JH |
7324 | struct mgmt_rp_read_local_oob_data rp; |
7325 | size_t rp_size = sizeof(rp); | |
4d2d2796 | 7326 | |
66f096f7 JH |
7327 | memcpy(rp.hash192, hash192, sizeof(rp.hash192)); |
7328 | memcpy(rp.rand192, rand192, sizeof(rp.rand192)); | |
c35938b2 | 7329 | |
66f096f7 | 7330 | if (bredr_sc_enabled(hdev) && hash256 && rand256) { |
4d2d2796 | 7331 | memcpy(rp.hash256, hash256, sizeof(rp.hash256)); |
38da1703 | 7332 | memcpy(rp.rand256, rand256, sizeof(rp.rand256)); |
4d2d2796 | 7333 | } else { |
66f096f7 | 7334 | rp_size -= sizeof(rp.hash256) + sizeof(rp.rand256); |
4d2d2796 | 7335 | } |
66f096f7 | 7336 | |
2a1afb5a JH |
7337 | mgmt_cmd_complete(cmd->sk, hdev->id, |
7338 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
7339 | &rp, rp_size); | |
c35938b2 SJ |
7340 | } |
7341 | ||
7342 | mgmt_pending_remove(cmd); | |
c35938b2 | 7343 | } |
e17acd40 | 7344 | |
799ce93d JP |
7345 | static inline bool has_uuid(u8 *uuid, u16 uuid_count, u8 (*uuids)[16]) |
7346 | { | |
7347 | int i; | |
7348 | ||
7349 | for (i = 0; i < uuid_count; i++) { | |
7350 | if (!memcmp(uuid, uuids[i], 16)) | |
7351 | return true; | |
7352 | } | |
7353 | ||
7354 | return false; | |
7355 | } | |
7356 | ||
b487b9ce MH |
7357 | static bool eir_has_uuids(u8 *eir, u16 eir_len, u16 uuid_count, u8 (*uuids)[16]) |
7358 | { | |
799ce93d JP |
7359 | u16 parsed = 0; |
7360 | ||
7361 | while (parsed < eir_len) { | |
7362 | u8 field_len = eir[0]; | |
7363 | u8 uuid[16]; | |
7364 | int i; | |
7365 | ||
7366 | if (field_len == 0) | |
7367 | break; | |
7368 | ||
7369 | if (eir_len - parsed < field_len + 1) | |
7370 | break; | |
7371 | ||
7372 | switch (eir[1]) { | |
7373 | case EIR_UUID16_ALL: | |
7374 | case EIR_UUID16_SOME: | |
7375 | for (i = 0; i + 3 <= field_len; i += 2) { | |
189f6ad2 | 7376 | memcpy(uuid, bluetooth_base_uuid, 16); |
799ce93d JP |
7377 | uuid[13] = eir[i + 3]; |
7378 | uuid[12] = eir[i + 2]; | |
7379 | if (has_uuid(uuid, uuid_count, uuids)) | |
7380 | return true; | |
7381 | } | |
7382 | break; | |
7383 | case EIR_UUID32_ALL: | |
7384 | case EIR_UUID32_SOME: | |
7385 | for (i = 0; i + 5 <= field_len; i += 4) { | |
189f6ad2 | 7386 | memcpy(uuid, bluetooth_base_uuid, 16); |
799ce93d JP |
7387 | uuid[15] = eir[i + 5]; |
7388 | uuid[14] = eir[i + 4]; | |
7389 | uuid[13] = eir[i + 3]; | |
7390 | uuid[12] = eir[i + 2]; | |
7391 | if (has_uuid(uuid, uuid_count, uuids)) | |
7392 | return true; | |
7393 | } | |
7394 | break; | |
7395 | case EIR_UUID128_ALL: | |
7396 | case EIR_UUID128_SOME: | |
7397 | for (i = 0; i + 17 <= field_len; i += 16) { | |
7398 | memcpy(uuid, eir + i + 2, 16); | |
7399 | if (has_uuid(uuid, uuid_count, uuids)) | |
7400 | return true; | |
7401 | } | |
7402 | break; | |
7403 | } | |
7404 | ||
7405 | parsed += field_len + 1; | |
7406 | eir += field_len + 1; | |
7407 | } | |
7408 | ||
b487b9ce MH |
7409 | return false; |
7410 | } | |
7411 | ||
4b0e0ced JP |
7412 | static void restart_le_scan(struct hci_dev *hdev) |
7413 | { | |
7414 | /* If controller is not scanning we are done. */ | |
d7a5a11d | 7415 | if (!hci_dev_test_flag(hdev, HCI_LE_SCAN)) |
4b0e0ced JP |
7416 | return; |
7417 | ||
7418 | if (time_after(jiffies + DISCOV_LE_RESTART_DELAY, | |
7419 | hdev->discovery.scan_start + | |
7420 | hdev->discovery.scan_duration)) | |
7421 | return; | |
7422 | ||
7423 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_restart, | |
7424 | DISCOV_LE_RESTART_DELAY); | |
7425 | } | |
7426 | ||
48f86b7f JP |
7427 | static bool is_filter_match(struct hci_dev *hdev, s8 rssi, u8 *eir, |
7428 | u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) | |
e17acd40 | 7429 | { |
48f86b7f JP |
7430 | /* If a RSSI threshold has been specified, and |
7431 | * HCI_QUIRK_STRICT_DUPLICATE_FILTER is not set, then all results with | |
7432 | * a RSSI smaller than the RSSI threshold will be dropped. If the quirk | |
7433 | * is set, let it through for further processing, as we might need to | |
7434 | * restart the scan. | |
efb2513f MH |
7435 | * |
7436 | * For BR/EDR devices (pre 1.2) providing no RSSI during inquiry, | |
7437 | * the results are also dropped. | |
bda157a4 MH |
7438 | */ |
7439 | if (hdev->discovery.rssi != HCI_RSSI_INVALID && | |
4b0e0ced JP |
7440 | (rssi == HCI_RSSI_INVALID || |
7441 | (rssi < hdev->discovery.rssi && | |
7442 | !test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)))) | |
48f86b7f | 7443 | return false; |
efb2513f | 7444 | |
2976cdeb JP |
7445 | if (hdev->discovery.uuid_count != 0) { |
7446 | /* If a list of UUIDs is provided in filter, results with no | |
7447 | * matching UUID should be dropped. | |
b487b9ce | 7448 | */ |
2976cdeb JP |
7449 | if (!eir_has_uuids(eir, eir_len, hdev->discovery.uuid_count, |
7450 | hdev->discovery.uuids) && | |
7451 | !eir_has_uuids(scan_rsp, scan_rsp_len, | |
7452 | hdev->discovery.uuid_count, | |
7453 | hdev->discovery.uuids)) | |
7454 | return false; | |
b487b9ce | 7455 | } |
5d2e9fad | 7456 | |
2976cdeb JP |
7457 | /* If duplicate filtering does not report RSSI changes, then restart |
7458 | * scanning to ensure updated result with updated RSSI values. | |
4b0e0ced | 7459 | */ |
2976cdeb JP |
7460 | if (test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)) { |
7461 | restart_le_scan(hdev); | |
7462 | ||
7463 | /* Validate RSSI value against the RSSI threshold once more. */ | |
7464 | if (hdev->discovery.rssi != HCI_RSSI_INVALID && | |
7465 | rssi < hdev->discovery.rssi) | |
7466 | return false; | |
7467 | } | |
48f86b7f JP |
7468 | |
7469 | return true; | |
7470 | } | |
7471 | ||
7472 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, | |
7473 | u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, | |
7474 | u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) | |
7475 | { | |
7476 | char buf[512]; | |
7477 | struct mgmt_ev_device_found *ev = (void *)buf; | |
7478 | size_t ev_size; | |
7479 | ||
7480 | /* Don't send events for a non-kernel initiated discovery. With | |
7481 | * LE one exception is if we have pend_le_reports > 0 in which | |
7482 | * case we're doing passive scanning and want these events. | |
7483 | */ | |
7484 | if (!hci_discovery_active(hdev)) { | |
7485 | if (link_type == ACL_LINK) | |
7486 | return; | |
7487 | if (link_type == LE_LINK && list_empty(&hdev->pend_le_reports)) | |
7488 | return; | |
7489 | } | |
7490 | ||
82f8b651 | 7491 | if (hdev->discovery.result_filtering) { |
48f86b7f JP |
7492 | /* We are using service discovery */ |
7493 | if (!is_filter_match(hdev, rssi, eir, eir_len, scan_rsp, | |
7494 | scan_rsp_len)) | |
7495 | return; | |
7496 | } | |
7497 | ||
7498 | /* Make sure that the buffer is big enough. The 5 extra bytes | |
7499 | * are for the potential CoD field. | |
7500 | */ | |
7501 | if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) | |
4b0e0ced JP |
7502 | return; |
7503 | ||
48f86b7f JP |
7504 | memset(buf, 0, sizeof(buf)); |
7505 | ||
7506 | /* In case of device discovery with BR/EDR devices (pre 1.2), the | |
7507 | * RSSI value was reported as 0 when not available. This behavior | |
7508 | * is kept when using device discovery. This is required for full | |
7509 | * backwards compatibility with the API. | |
7510 | * | |
7511 | * However when using service discovery, the value 127 will be | |
7512 | * returned when the RSSI is not available. | |
7513 | */ | |
7514 | if (rssi == HCI_RSSI_INVALID && !hdev->discovery.report_invalid_rssi && | |
7515 | link_type == ACL_LINK) | |
7516 | rssi = 0; | |
7517 | ||
7518 | bacpy(&ev->addr.bdaddr, bdaddr); | |
7519 | ev->addr.type = link_to_bdaddr(link_type, addr_type); | |
7520 | ev->rssi = rssi; | |
7521 | ev->flags = cpu_to_le32(flags); | |
7522 | ||
7523 | if (eir_len > 0) | |
7524 | /* Copy EIR or advertising data into event */ | |
7525 | memcpy(ev->eir, eir, eir_len); | |
7526 | ||
7527 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) | |
7528 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
7529 | dev_class, 3); | |
7530 | ||
7531 | if (scan_rsp_len > 0) | |
7532 | /* Append scan response data to event */ | |
7533 | memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); | |
7534 | ||
5d2e9fad JH |
7535 | ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); |
7536 | ev_size = sizeof(*ev) + eir_len + scan_rsp_len; | |
f8523598 | 7537 | |
901801b9 | 7538 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 7539 | } |
a88a9652 | 7540 | |
9cf12aee MH |
7541 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
7542 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 7543 | { |
b644ba33 JH |
7544 | struct mgmt_ev_device_found *ev; |
7545 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
7546 | u16 eir_len; | |
a88a9652 | 7547 | |
b644ba33 | 7548 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 7549 | |
b644ba33 JH |
7550 | memset(buf, 0, sizeof(buf)); |
7551 | ||
7552 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 7553 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
7554 | ev->rssi = rssi; |
7555 | ||
7556 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 7557 | name_len); |
b644ba33 | 7558 | |
eb55ef07 | 7559 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 7560 | |
9cf12aee | 7561 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 7562 | } |
314b2381 | 7563 | |
2f1e063b | 7564 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 7565 | { |
f963e8e9 | 7566 | struct mgmt_ev_discovering ev; |
164a6e78 | 7567 | |
343fb145 AG |
7568 | BT_DBG("%s discovering %u", hdev->name, discovering); |
7569 | ||
f963e8e9 JH |
7570 | memset(&ev, 0, sizeof(ev)); |
7571 | ev.type = hdev->discovery.type; | |
7572 | ev.discovering = discovering; | |
7573 | ||
2f1e063b | 7574 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 7575 | } |
5e762444 | 7576 | |
1904a853 | 7577 | static void adv_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
5976e608 MH |
7578 | { |
7579 | BT_DBG("%s status %u", hdev->name, status); | |
5976e608 MH |
7580 | } |
7581 | ||
7582 | void mgmt_reenable_advertising(struct hci_dev *hdev) | |
7583 | { | |
7584 | struct hci_request req; | |
7585 | ||
d7a5a11d | 7586 | if (!hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
5976e608 MH |
7587 | return; |
7588 | ||
7589 | hci_req_init(&req, hdev); | |
7590 | enable_advertising(&req); | |
0ec5ae84 | 7591 | hci_req_run(&req, adv_enable_complete); |
5976e608 | 7592 | } |
6d785aa3 JH |
7593 | |
7594 | static struct hci_mgmt_chan chan = { | |
7595 | .channel = HCI_CHANNEL_CONTROL, | |
7596 | .handler_count = ARRAY_SIZE(mgmt_handlers), | |
7597 | .handlers = mgmt_handlers, | |
88b94ce9 | 7598 | .hdev_init = mgmt_init_hdev, |
6d785aa3 JH |
7599 | }; |
7600 | ||
7601 | int mgmt_init(void) | |
7602 | { | |
7603 | return hci_mgmt_chan_register(&chan); | |
7604 | } | |
7605 | ||
7606 | void mgmt_exit(void) | |
7607 | { | |
7608 | hci_mgmt_chan_unregister(&chan); | |
7609 | } |