Commit | Line | Data |
---|---|---|
8e87d142 | 1 | /* |
1da177e4 | 2 | BlueZ - Bluetooth protocol stack for Linux |
2d0a0346 | 3 | Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved. |
1da177e4 LT |
4 | |
5 | Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> | |
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 | |
8e87d142 YH |
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 | |
1da177e4 LT |
18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
19 | ||
8e87d142 YH |
20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, |
21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
1da177e4 LT |
22 | SOFTWARE IS DISCLAIMED. |
23 | */ | |
24 | ||
25 | /* Bluetooth HCI event handling. */ | |
26 | ||
1da177e4 LT |
27 | #include <asm/unaligned.h> |
28 | ||
29 | #include <net/bluetooth/bluetooth.h> | |
30 | #include <net/bluetooth/hci_core.h> | |
f0d6a0ea | 31 | #include <net/bluetooth/mgmt.h> |
7ef9fbf0 | 32 | |
7024728e | 33 | #include "a2mp.h" |
7ef9fbf0 | 34 | #include "amp.h" |
2ceba539 | 35 | #include "smp.h" |
1da177e4 | 36 | |
1da177e4 LT |
37 | /* Handle HCI Event packets */ |
38 | ||
a9de9248 | 39 | static void hci_cc_inquiry_cancel(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 40 | { |
a9de9248 | 41 | __u8 status = *((__u8 *) skb->data); |
1da177e4 | 42 | |
9f1db00c | 43 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 44 | |
82f4785c | 45 | if (status) |
a9de9248 | 46 | return; |
1da177e4 | 47 | |
89352e7d | 48 | clear_bit(HCI_INQUIRY, &hdev->flags); |
4e857c58 | 49 | smp_mb__after_atomic(); /* wake_up_bit advises about this barrier */ |
3e13fa1e | 50 | wake_up_bit(&hdev->flags, HCI_INQUIRY); |
89352e7d | 51 | |
50143a43 JH |
52 | hci_dev_lock(hdev); |
53 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
54 | hci_dev_unlock(hdev); | |
55 | ||
a9de9248 MH |
56 | hci_conn_check_pending(hdev); |
57 | } | |
6bd57416 | 58 | |
4d93483b AG |
59 | static void hci_cc_periodic_inq(struct hci_dev *hdev, struct sk_buff *skb) |
60 | { | |
61 | __u8 status = *((__u8 *) skb->data); | |
62 | ||
9f1db00c | 63 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
ae854a70 AG |
64 | |
65 | if (status) | |
66 | return; | |
67 | ||
68 | set_bit(HCI_PERIODIC_INQ, &hdev->dev_flags); | |
4d93483b AG |
69 | } |
70 | ||
a9de9248 MH |
71 | static void hci_cc_exit_periodic_inq(struct hci_dev *hdev, struct sk_buff *skb) |
72 | { | |
73 | __u8 status = *((__u8 *) skb->data); | |
6bd57416 | 74 | |
9f1db00c | 75 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
6bd57416 | 76 | |
a9de9248 MH |
77 | if (status) |
78 | return; | |
1da177e4 | 79 | |
ae854a70 AG |
80 | clear_bit(HCI_PERIODIC_INQ, &hdev->dev_flags); |
81 | ||
a9de9248 MH |
82 | hci_conn_check_pending(hdev); |
83 | } | |
84 | ||
807deac2 GP |
85 | static void hci_cc_remote_name_req_cancel(struct hci_dev *hdev, |
86 | struct sk_buff *skb) | |
a9de9248 MH |
87 | { |
88 | BT_DBG("%s", hdev->name); | |
89 | } | |
90 | ||
91 | static void hci_cc_role_discovery(struct hci_dev *hdev, struct sk_buff *skb) | |
92 | { | |
93 | struct hci_rp_role_discovery *rp = (void *) skb->data; | |
94 | struct hci_conn *conn; | |
95 | ||
9f1db00c | 96 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a9de9248 MH |
97 | |
98 | if (rp->status) | |
99 | return; | |
100 | ||
101 | hci_dev_lock(hdev); | |
102 | ||
103 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
40bef302 JH |
104 | if (conn) |
105 | conn->role = rp->role; | |
a9de9248 MH |
106 | |
107 | hci_dev_unlock(hdev); | |
1da177e4 LT |
108 | } |
109 | ||
e4e8e37c MH |
110 | static void hci_cc_read_link_policy(struct hci_dev *hdev, struct sk_buff *skb) |
111 | { | |
112 | struct hci_rp_read_link_policy *rp = (void *) skb->data; | |
113 | struct hci_conn *conn; | |
114 | ||
9f1db00c | 115 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
e4e8e37c MH |
116 | |
117 | if (rp->status) | |
118 | return; | |
119 | ||
120 | hci_dev_lock(hdev); | |
121 | ||
122 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
123 | if (conn) | |
124 | conn->link_policy = __le16_to_cpu(rp->policy); | |
125 | ||
126 | hci_dev_unlock(hdev); | |
127 | } | |
128 | ||
a9de9248 | 129 | static void hci_cc_write_link_policy(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 130 | { |
a9de9248 | 131 | struct hci_rp_write_link_policy *rp = (void *) skb->data; |
1da177e4 | 132 | struct hci_conn *conn; |
04837f64 | 133 | void *sent; |
1da177e4 | 134 | |
9f1db00c | 135 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1da177e4 | 136 | |
a9de9248 MH |
137 | if (rp->status) |
138 | return; | |
1da177e4 | 139 | |
a9de9248 MH |
140 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LINK_POLICY); |
141 | if (!sent) | |
142 | return; | |
1da177e4 | 143 | |
a9de9248 | 144 | hci_dev_lock(hdev); |
1da177e4 | 145 | |
a9de9248 | 146 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); |
e4e8e37c | 147 | if (conn) |
83985319 | 148 | conn->link_policy = get_unaligned_le16(sent + 2); |
1da177e4 | 149 | |
a9de9248 MH |
150 | hci_dev_unlock(hdev); |
151 | } | |
1da177e4 | 152 | |
807deac2 GP |
153 | static void hci_cc_read_def_link_policy(struct hci_dev *hdev, |
154 | struct sk_buff *skb) | |
e4e8e37c MH |
155 | { |
156 | struct hci_rp_read_def_link_policy *rp = (void *) skb->data; | |
157 | ||
9f1db00c | 158 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
e4e8e37c MH |
159 | |
160 | if (rp->status) | |
161 | return; | |
162 | ||
163 | hdev->link_policy = __le16_to_cpu(rp->policy); | |
164 | } | |
165 | ||
807deac2 GP |
166 | static void hci_cc_write_def_link_policy(struct hci_dev *hdev, |
167 | struct sk_buff *skb) | |
e4e8e37c MH |
168 | { |
169 | __u8 status = *((__u8 *) skb->data); | |
170 | void *sent; | |
171 | ||
9f1db00c | 172 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
e4e8e37c | 173 | |
45296acd MH |
174 | if (status) |
175 | return; | |
176 | ||
e4e8e37c MH |
177 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_DEF_LINK_POLICY); |
178 | if (!sent) | |
179 | return; | |
180 | ||
45296acd | 181 | hdev->link_policy = get_unaligned_le16(sent); |
e4e8e37c MH |
182 | } |
183 | ||
a9de9248 MH |
184 | static void hci_cc_reset(struct hci_dev *hdev, struct sk_buff *skb) |
185 | { | |
186 | __u8 status = *((__u8 *) skb->data); | |
04837f64 | 187 | |
9f1db00c | 188 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
04837f64 | 189 | |
10572132 GP |
190 | clear_bit(HCI_RESET, &hdev->flags); |
191 | ||
8761f9d6 MH |
192 | if (status) |
193 | return; | |
194 | ||
a297e97c | 195 | /* Reset all non-persistent flags */ |
2cc6fb00 | 196 | hdev->dev_flags &= ~HCI_PERSISTENT_MASK; |
69775ff6 AG |
197 | |
198 | hdev->discovery.state = DISCOVERY_STOPPED; | |
bbaf444a JH |
199 | hdev->inq_tx_power = HCI_TX_POWER_INVALID; |
200 | hdev->adv_tx_power = HCI_TX_POWER_INVALID; | |
3f0f524b JH |
201 | |
202 | memset(hdev->adv_data, 0, sizeof(hdev->adv_data)); | |
203 | hdev->adv_data_len = 0; | |
f8e808bd MH |
204 | |
205 | memset(hdev->scan_rsp_data, 0, sizeof(hdev->scan_rsp_data)); | |
206 | hdev->scan_rsp_data_len = 0; | |
06f5b778 | 207 | |
533553f8 MH |
208 | hdev->le_scan_type = LE_SCAN_PASSIVE; |
209 | ||
06f5b778 | 210 | hdev->ssp_debug_mode = 0; |
a4d5504d MH |
211 | |
212 | hci_bdaddr_list_clear(&hdev->le_white_list); | |
a9de9248 | 213 | } |
04837f64 | 214 | |
a9de9248 MH |
215 | static void hci_cc_write_local_name(struct hci_dev *hdev, struct sk_buff *skb) |
216 | { | |
217 | __u8 status = *((__u8 *) skb->data); | |
218 | void *sent; | |
04837f64 | 219 | |
9f1db00c | 220 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
04837f64 | 221 | |
a9de9248 MH |
222 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LOCAL_NAME); |
223 | if (!sent) | |
224 | return; | |
04837f64 | 225 | |
56e5cb86 JH |
226 | hci_dev_lock(hdev); |
227 | ||
f51d5b24 JH |
228 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
229 | mgmt_set_local_name_complete(hdev, sent, status); | |
28cc7bde JH |
230 | else if (!status) |
231 | memcpy(hdev->dev_name, sent, HCI_MAX_NAME_LENGTH); | |
f51d5b24 | 232 | |
56e5cb86 | 233 | hci_dev_unlock(hdev); |
a9de9248 MH |
234 | } |
235 | ||
236 | static void hci_cc_read_local_name(struct hci_dev *hdev, struct sk_buff *skb) | |
237 | { | |
238 | struct hci_rp_read_local_name *rp = (void *) skb->data; | |
239 | ||
9f1db00c | 240 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a9de9248 MH |
241 | |
242 | if (rp->status) | |
243 | return; | |
244 | ||
db99b5fc JH |
245 | if (test_bit(HCI_SETUP, &hdev->dev_flags)) |
246 | memcpy(hdev->dev_name, rp->name, HCI_MAX_NAME_LENGTH); | |
a9de9248 MH |
247 | } |
248 | ||
249 | static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb) | |
250 | { | |
251 | __u8 status = *((__u8 *) skb->data); | |
252 | void *sent; | |
253 | ||
9f1db00c | 254 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
a9de9248 MH |
255 | |
256 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_AUTH_ENABLE); | |
257 | if (!sent) | |
258 | return; | |
259 | ||
260 | if (!status) { | |
261 | __u8 param = *((__u8 *) sent); | |
262 | ||
263 | if (param == AUTH_ENABLED) | |
264 | set_bit(HCI_AUTH, &hdev->flags); | |
265 | else | |
266 | clear_bit(HCI_AUTH, &hdev->flags); | |
1da177e4 | 267 | } |
a9de9248 | 268 | |
33ef95ed JH |
269 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
270 | mgmt_auth_enable_complete(hdev, status); | |
1da177e4 LT |
271 | } |
272 | ||
a9de9248 | 273 | static void hci_cc_write_encrypt_mode(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 274 | { |
a9de9248 | 275 | __u8 status = *((__u8 *) skb->data); |
45296acd | 276 | __u8 param; |
1da177e4 LT |
277 | void *sent; |
278 | ||
9f1db00c | 279 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 280 | |
45296acd MH |
281 | if (status) |
282 | return; | |
283 | ||
a9de9248 MH |
284 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_ENCRYPT_MODE); |
285 | if (!sent) | |
286 | return; | |
1da177e4 | 287 | |
45296acd | 288 | param = *((__u8 *) sent); |
a9de9248 | 289 | |
45296acd MH |
290 | if (param) |
291 | set_bit(HCI_ENCRYPT, &hdev->flags); | |
292 | else | |
293 | clear_bit(HCI_ENCRYPT, &hdev->flags); | |
a9de9248 | 294 | } |
1da177e4 | 295 | |
a9de9248 MH |
296 | static void hci_cc_write_scan_enable(struct hci_dev *hdev, struct sk_buff *skb) |
297 | { | |
45296acd MH |
298 | __u8 status = *((__u8 *) skb->data); |
299 | __u8 param; | |
a9de9248 | 300 | void *sent; |
1da177e4 | 301 | |
9f1db00c | 302 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 303 | |
a9de9248 MH |
304 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SCAN_ENABLE); |
305 | if (!sent) | |
306 | return; | |
1da177e4 | 307 | |
36f7fc7e JH |
308 | param = *((__u8 *) sent); |
309 | ||
56e5cb86 JH |
310 | hci_dev_lock(hdev); |
311 | ||
fa1bd918 | 312 | if (status) { |
2d7cee58 JH |
313 | hdev->discov_timeout = 0; |
314 | goto done; | |
315 | } | |
316 | ||
bc6d2d04 | 317 | if (param & SCAN_INQUIRY) |
36f7fc7e | 318 | set_bit(HCI_ISCAN, &hdev->flags); |
bc6d2d04 JH |
319 | else |
320 | clear_bit(HCI_ISCAN, &hdev->flags); | |
36f7fc7e | 321 | |
031547d8 | 322 | if (param & SCAN_PAGE) |
36f7fc7e | 323 | set_bit(HCI_PSCAN, &hdev->flags); |
bc6d2d04 | 324 | else |
204e3990 | 325 | clear_bit(HCI_PSCAN, &hdev->flags); |
1da177e4 | 326 | |
36f7fc7e | 327 | done: |
56e5cb86 | 328 | hci_dev_unlock(hdev); |
a9de9248 | 329 | } |
1da177e4 | 330 | |
a9de9248 MH |
331 | static void hci_cc_read_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb) |
332 | { | |
333 | struct hci_rp_read_class_of_dev *rp = (void *) skb->data; | |
1da177e4 | 334 | |
9f1db00c | 335 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1da177e4 | 336 | |
a9de9248 MH |
337 | if (rp->status) |
338 | return; | |
1da177e4 | 339 | |
a9de9248 | 340 | memcpy(hdev->dev_class, rp->dev_class, 3); |
1da177e4 | 341 | |
a9de9248 | 342 | BT_DBG("%s class 0x%.2x%.2x%.2x", hdev->name, |
807deac2 | 343 | hdev->dev_class[2], hdev->dev_class[1], hdev->dev_class[0]); |
a9de9248 | 344 | } |
1da177e4 | 345 | |
a9de9248 MH |
346 | static void hci_cc_write_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb) |
347 | { | |
348 | __u8 status = *((__u8 *) skb->data); | |
349 | void *sent; | |
1da177e4 | 350 | |
9f1db00c | 351 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 352 | |
a9de9248 MH |
353 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_CLASS_OF_DEV); |
354 | if (!sent) | |
355 | return; | |
1da177e4 | 356 | |
7f9a903c MH |
357 | hci_dev_lock(hdev); |
358 | ||
359 | if (status == 0) | |
360 | memcpy(hdev->dev_class, sent, 3); | |
361 | ||
362 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) | |
363 | mgmt_set_class_of_dev_complete(hdev, sent, status); | |
364 | ||
365 | hci_dev_unlock(hdev); | |
a9de9248 | 366 | } |
1da177e4 | 367 | |
a9de9248 MH |
368 | static void hci_cc_read_voice_setting(struct hci_dev *hdev, struct sk_buff *skb) |
369 | { | |
370 | struct hci_rp_read_voice_setting *rp = (void *) skb->data; | |
371 | __u16 setting; | |
372 | ||
9f1db00c | 373 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a9de9248 MH |
374 | |
375 | if (rp->status) | |
376 | return; | |
377 | ||
378 | setting = __le16_to_cpu(rp->voice_setting); | |
379 | ||
f383f275 | 380 | if (hdev->voice_setting == setting) |
a9de9248 MH |
381 | return; |
382 | ||
383 | hdev->voice_setting = setting; | |
384 | ||
9f1db00c | 385 | BT_DBG("%s voice setting 0x%4.4x", hdev->name, setting); |
a9de9248 | 386 | |
3c54711c | 387 | if (hdev->notify) |
a9de9248 | 388 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); |
a9de9248 MH |
389 | } |
390 | ||
8fc9ced3 GP |
391 | static void hci_cc_write_voice_setting(struct hci_dev *hdev, |
392 | struct sk_buff *skb) | |
a9de9248 MH |
393 | { |
394 | __u8 status = *((__u8 *) skb->data); | |
f383f275 | 395 | __u16 setting; |
a9de9248 MH |
396 | void *sent; |
397 | ||
9f1db00c | 398 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 399 | |
f383f275 MH |
400 | if (status) |
401 | return; | |
402 | ||
a9de9248 MH |
403 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_VOICE_SETTING); |
404 | if (!sent) | |
405 | return; | |
1da177e4 | 406 | |
f383f275 | 407 | setting = get_unaligned_le16(sent); |
1da177e4 | 408 | |
f383f275 MH |
409 | if (hdev->voice_setting == setting) |
410 | return; | |
411 | ||
412 | hdev->voice_setting = setting; | |
1da177e4 | 413 | |
9f1db00c | 414 | BT_DBG("%s voice setting 0x%4.4x", hdev->name, setting); |
1da177e4 | 415 | |
3c54711c | 416 | if (hdev->notify) |
f383f275 | 417 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); |
1da177e4 LT |
418 | } |
419 | ||
b4cb9fb2 MH |
420 | static void hci_cc_read_num_supported_iac(struct hci_dev *hdev, |
421 | struct sk_buff *skb) | |
422 | { | |
423 | struct hci_rp_read_num_supported_iac *rp = (void *) skb->data; | |
424 | ||
425 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
426 | ||
427 | if (rp->status) | |
428 | return; | |
429 | ||
430 | hdev->num_iac = rp->num_iac; | |
431 | ||
432 | BT_DBG("%s num iac %d", hdev->name, hdev->num_iac); | |
433 | } | |
434 | ||
333140b5 MH |
435 | static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb) |
436 | { | |
437 | __u8 status = *((__u8 *) skb->data); | |
5ed8eb2f | 438 | struct hci_cp_write_ssp_mode *sent; |
333140b5 | 439 | |
9f1db00c | 440 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
333140b5 | 441 | |
333140b5 MH |
442 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SSP_MODE); |
443 | if (!sent) | |
444 | return; | |
445 | ||
5ed8eb2f JH |
446 | if (!status) { |
447 | if (sent->mode) | |
cad718ed | 448 | hdev->features[1][0] |= LMP_HOST_SSP; |
5ed8eb2f | 449 | else |
cad718ed | 450 | hdev->features[1][0] &= ~LMP_HOST_SSP; |
5ed8eb2f JH |
451 | } |
452 | ||
ed2c4ee3 | 453 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
5ed8eb2f | 454 | mgmt_ssp_enable_complete(hdev, sent->mode, status); |
c0ecddc2 | 455 | else if (!status) { |
5ed8eb2f | 456 | if (sent->mode) |
c0ecddc2 JH |
457 | set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
458 | else | |
459 | clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
460 | } | |
333140b5 MH |
461 | } |
462 | ||
eac83dc6 MH |
463 | static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb) |
464 | { | |
465 | u8 status = *((u8 *) skb->data); | |
466 | struct hci_cp_write_sc_support *sent; | |
467 | ||
468 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
469 | ||
470 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SC_SUPPORT); | |
471 | if (!sent) | |
472 | return; | |
473 | ||
474 | if (!status) { | |
475 | if (sent->support) | |
476 | hdev->features[1][0] |= LMP_HOST_SC; | |
477 | else | |
478 | hdev->features[1][0] &= ~LMP_HOST_SC; | |
479 | } | |
480 | ||
481 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) | |
482 | mgmt_sc_enable_complete(hdev, sent->support, status); | |
483 | else if (!status) { | |
484 | if (sent->support) | |
485 | set_bit(HCI_SC_ENABLED, &hdev->dev_flags); | |
486 | else | |
487 | clear_bit(HCI_SC_ENABLED, &hdev->dev_flags); | |
488 | } | |
489 | } | |
490 | ||
a9de9248 MH |
491 | static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb) |
492 | { | |
493 | struct hci_rp_read_local_version *rp = (void *) skb->data; | |
1143e5a6 | 494 | |
9f1db00c | 495 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1143e5a6 | 496 | |
a9de9248 | 497 | if (rp->status) |
42c6b129 | 498 | return; |
1143e5a6 | 499 | |
0d5551f5 MH |
500 | if (test_bit(HCI_SETUP, &hdev->dev_flags)) { |
501 | hdev->hci_ver = rp->hci_ver; | |
502 | hdev->hci_rev = __le16_to_cpu(rp->hci_rev); | |
503 | hdev->lmp_ver = rp->lmp_ver; | |
504 | hdev->manufacturer = __le16_to_cpu(rp->manufacturer); | |
505 | hdev->lmp_subver = __le16_to_cpu(rp->lmp_subver); | |
506 | } | |
d5859e22 JH |
507 | } |
508 | ||
8fc9ced3 GP |
509 | static void hci_cc_read_local_commands(struct hci_dev *hdev, |
510 | struct sk_buff *skb) | |
a9de9248 MH |
511 | { |
512 | struct hci_rp_read_local_commands *rp = (void *) skb->data; | |
1da177e4 | 513 | |
9f1db00c | 514 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1da177e4 | 515 | |
6a070e6e MH |
516 | if (rp->status) |
517 | return; | |
518 | ||
519 | if (test_bit(HCI_SETUP, &hdev->dev_flags)) | |
2177bab5 | 520 | memcpy(hdev->commands, rp->commands, sizeof(hdev->commands)); |
a9de9248 | 521 | } |
1da177e4 | 522 | |
8fc9ced3 GP |
523 | static void hci_cc_read_local_features(struct hci_dev *hdev, |
524 | struct sk_buff *skb) | |
a9de9248 MH |
525 | { |
526 | struct hci_rp_read_local_features *rp = (void *) skb->data; | |
5b7f9909 | 527 | |
9f1db00c | 528 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1da177e4 | 529 | |
a9de9248 MH |
530 | if (rp->status) |
531 | return; | |
5b7f9909 | 532 | |
a9de9248 | 533 | memcpy(hdev->features, rp->features, 8); |
5b7f9909 | 534 | |
a9de9248 MH |
535 | /* Adjust default settings according to features |
536 | * supported by device. */ | |
1da177e4 | 537 | |
cad718ed | 538 | if (hdev->features[0][0] & LMP_3SLOT) |
a9de9248 | 539 | hdev->pkt_type |= (HCI_DM3 | HCI_DH3); |
1da177e4 | 540 | |
cad718ed | 541 | if (hdev->features[0][0] & LMP_5SLOT) |
a9de9248 | 542 | hdev->pkt_type |= (HCI_DM5 | HCI_DH5); |
1da177e4 | 543 | |
cad718ed | 544 | if (hdev->features[0][1] & LMP_HV2) { |
a9de9248 MH |
545 | hdev->pkt_type |= (HCI_HV2); |
546 | hdev->esco_type |= (ESCO_HV2); | |
547 | } | |
1da177e4 | 548 | |
cad718ed | 549 | if (hdev->features[0][1] & LMP_HV3) { |
a9de9248 MH |
550 | hdev->pkt_type |= (HCI_HV3); |
551 | hdev->esco_type |= (ESCO_HV3); | |
552 | } | |
1da177e4 | 553 | |
45db810f | 554 | if (lmp_esco_capable(hdev)) |
a9de9248 | 555 | hdev->esco_type |= (ESCO_EV3); |
da1f5198 | 556 | |
cad718ed | 557 | if (hdev->features[0][4] & LMP_EV4) |
a9de9248 | 558 | hdev->esco_type |= (ESCO_EV4); |
da1f5198 | 559 | |
cad718ed | 560 | if (hdev->features[0][4] & LMP_EV5) |
a9de9248 | 561 | hdev->esco_type |= (ESCO_EV5); |
1da177e4 | 562 | |
cad718ed | 563 | if (hdev->features[0][5] & LMP_EDR_ESCO_2M) |
efc7688b MH |
564 | hdev->esco_type |= (ESCO_2EV3); |
565 | ||
cad718ed | 566 | if (hdev->features[0][5] & LMP_EDR_ESCO_3M) |
efc7688b MH |
567 | hdev->esco_type |= (ESCO_3EV3); |
568 | ||
cad718ed | 569 | if (hdev->features[0][5] & LMP_EDR_3S_ESCO) |
efc7688b | 570 | hdev->esco_type |= (ESCO_2EV5 | ESCO_3EV5); |
a9de9248 | 571 | } |
1da177e4 | 572 | |
971e3a4b | 573 | static void hci_cc_read_local_ext_features(struct hci_dev *hdev, |
807deac2 | 574 | struct sk_buff *skb) |
971e3a4b AG |
575 | { |
576 | struct hci_rp_read_local_ext_features *rp = (void *) skb->data; | |
577 | ||
9f1db00c | 578 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
971e3a4b AG |
579 | |
580 | if (rp->status) | |
42c6b129 | 581 | return; |
971e3a4b | 582 | |
57af75a8 MH |
583 | if (hdev->max_page < rp->max_page) |
584 | hdev->max_page = rp->max_page; | |
d2c5d77f | 585 | |
cad718ed JH |
586 | if (rp->page < HCI_MAX_PAGES) |
587 | memcpy(hdev->features[rp->page], rp->features, 8); | |
971e3a4b AG |
588 | } |
589 | ||
1e89cffb | 590 | static void hci_cc_read_flow_control_mode(struct hci_dev *hdev, |
807deac2 | 591 | struct sk_buff *skb) |
1e89cffb AE |
592 | { |
593 | struct hci_rp_read_flow_control_mode *rp = (void *) skb->data; | |
594 | ||
9f1db00c | 595 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1e89cffb | 596 | |
45296acd MH |
597 | if (rp->status) |
598 | return; | |
599 | ||
600 | hdev->flow_ctl_mode = rp->mode; | |
1e89cffb AE |
601 | } |
602 | ||
a9de9248 MH |
603 | static void hci_cc_read_buffer_size(struct hci_dev *hdev, struct sk_buff *skb) |
604 | { | |
605 | struct hci_rp_read_buffer_size *rp = (void *) skb->data; | |
1da177e4 | 606 | |
9f1db00c | 607 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1da177e4 | 608 | |
a9de9248 MH |
609 | if (rp->status) |
610 | return; | |
1da177e4 | 611 | |
a9de9248 MH |
612 | hdev->acl_mtu = __le16_to_cpu(rp->acl_mtu); |
613 | hdev->sco_mtu = rp->sco_mtu; | |
614 | hdev->acl_pkts = __le16_to_cpu(rp->acl_max_pkt); | |
615 | hdev->sco_pkts = __le16_to_cpu(rp->sco_max_pkt); | |
616 | ||
617 | if (test_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks)) { | |
618 | hdev->sco_mtu = 64; | |
619 | hdev->sco_pkts = 8; | |
1da177e4 | 620 | } |
a9de9248 MH |
621 | |
622 | hdev->acl_cnt = hdev->acl_pkts; | |
623 | hdev->sco_cnt = hdev->sco_pkts; | |
624 | ||
807deac2 GP |
625 | BT_DBG("%s acl mtu %d:%d sco mtu %d:%d", hdev->name, hdev->acl_mtu, |
626 | hdev->acl_pkts, hdev->sco_mtu, hdev->sco_pkts); | |
a9de9248 MH |
627 | } |
628 | ||
629 | static void hci_cc_read_bd_addr(struct hci_dev *hdev, struct sk_buff *skb) | |
630 | { | |
631 | struct hci_rp_read_bd_addr *rp = (void *) skb->data; | |
632 | ||
9f1db00c | 633 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a9de9248 | 634 | |
e30d3f5f MH |
635 | if (rp->status) |
636 | return; | |
637 | ||
638 | if (test_bit(HCI_INIT, &hdev->flags)) | |
a9de9248 | 639 | bacpy(&hdev->bdaddr, &rp->bdaddr); |
e30d3f5f MH |
640 | |
641 | if (test_bit(HCI_SETUP, &hdev->dev_flags)) | |
642 | bacpy(&hdev->setup_addr, &rp->bdaddr); | |
23bb5763 JH |
643 | } |
644 | ||
f332ec66 JH |
645 | static void hci_cc_read_page_scan_activity(struct hci_dev *hdev, |
646 | struct sk_buff *skb) | |
647 | { | |
648 | struct hci_rp_read_page_scan_activity *rp = (void *) skb->data; | |
649 | ||
650 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
651 | ||
45296acd MH |
652 | if (rp->status) |
653 | return; | |
654 | ||
655 | if (test_bit(HCI_INIT, &hdev->flags)) { | |
f332ec66 JH |
656 | hdev->page_scan_interval = __le16_to_cpu(rp->interval); |
657 | hdev->page_scan_window = __le16_to_cpu(rp->window); | |
658 | } | |
659 | } | |
660 | ||
4a3ee763 JH |
661 | static void hci_cc_write_page_scan_activity(struct hci_dev *hdev, |
662 | struct sk_buff *skb) | |
663 | { | |
664 | u8 status = *((u8 *) skb->data); | |
665 | struct hci_cp_write_page_scan_activity *sent; | |
666 | ||
667 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
668 | ||
669 | if (status) | |
670 | return; | |
671 | ||
672 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY); | |
673 | if (!sent) | |
674 | return; | |
675 | ||
676 | hdev->page_scan_interval = __le16_to_cpu(sent->interval); | |
677 | hdev->page_scan_window = __le16_to_cpu(sent->window); | |
678 | } | |
679 | ||
f332ec66 JH |
680 | static void hci_cc_read_page_scan_type(struct hci_dev *hdev, |
681 | struct sk_buff *skb) | |
682 | { | |
683 | struct hci_rp_read_page_scan_type *rp = (void *) skb->data; | |
684 | ||
685 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
686 | ||
45296acd MH |
687 | if (rp->status) |
688 | return; | |
689 | ||
690 | if (test_bit(HCI_INIT, &hdev->flags)) | |
f332ec66 JH |
691 | hdev->page_scan_type = rp->type; |
692 | } | |
693 | ||
4a3ee763 JH |
694 | static void hci_cc_write_page_scan_type(struct hci_dev *hdev, |
695 | struct sk_buff *skb) | |
696 | { | |
697 | u8 status = *((u8 *) skb->data); | |
698 | u8 *type; | |
699 | ||
700 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
701 | ||
702 | if (status) | |
703 | return; | |
704 | ||
705 | type = hci_sent_cmd_data(hdev, HCI_OP_WRITE_PAGE_SCAN_TYPE); | |
706 | if (type) | |
707 | hdev->page_scan_type = *type; | |
708 | } | |
709 | ||
350ee4cf | 710 | static void hci_cc_read_data_block_size(struct hci_dev *hdev, |
807deac2 | 711 | struct sk_buff *skb) |
350ee4cf AE |
712 | { |
713 | struct hci_rp_read_data_block_size *rp = (void *) skb->data; | |
714 | ||
9f1db00c | 715 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
350ee4cf AE |
716 | |
717 | if (rp->status) | |
718 | return; | |
719 | ||
720 | hdev->block_mtu = __le16_to_cpu(rp->max_acl_len); | |
721 | hdev->block_len = __le16_to_cpu(rp->block_len); | |
722 | hdev->num_blocks = __le16_to_cpu(rp->num_blocks); | |
723 | ||
724 | hdev->block_cnt = hdev->num_blocks; | |
725 | ||
726 | BT_DBG("%s blk mtu %d cnt %d len %d", hdev->name, hdev->block_mtu, | |
807deac2 | 727 | hdev->block_cnt, hdev->block_len); |
350ee4cf AE |
728 | } |
729 | ||
33f35721 JH |
730 | static void hci_cc_read_clock(struct hci_dev *hdev, struct sk_buff *skb) |
731 | { | |
732 | struct hci_rp_read_clock *rp = (void *) skb->data; | |
733 | struct hci_cp_read_clock *cp; | |
734 | struct hci_conn *conn; | |
735 | ||
736 | BT_DBG("%s", hdev->name); | |
737 | ||
738 | if (skb->len < sizeof(*rp)) | |
739 | return; | |
740 | ||
741 | if (rp->status) | |
742 | return; | |
743 | ||
744 | hci_dev_lock(hdev); | |
745 | ||
746 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK); | |
747 | if (!cp) | |
748 | goto unlock; | |
749 | ||
750 | if (cp->which == 0x00) { | |
751 | hdev->clock = le32_to_cpu(rp->clock); | |
752 | goto unlock; | |
753 | } | |
754 | ||
755 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
756 | if (conn) { | |
757 | conn->clock = le32_to_cpu(rp->clock); | |
758 | conn->clock_accuracy = le16_to_cpu(rp->accuracy); | |
759 | } | |
760 | ||
761 | unlock: | |
762 | hci_dev_unlock(hdev); | |
763 | } | |
764 | ||
928abaa7 | 765 | static void hci_cc_read_local_amp_info(struct hci_dev *hdev, |
807deac2 | 766 | struct sk_buff *skb) |
928abaa7 AE |
767 | { |
768 | struct hci_rp_read_local_amp_info *rp = (void *) skb->data; | |
769 | ||
9f1db00c | 770 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
928abaa7 AE |
771 | |
772 | if (rp->status) | |
8e2a0d92 | 773 | goto a2mp_rsp; |
928abaa7 AE |
774 | |
775 | hdev->amp_status = rp->amp_status; | |
776 | hdev->amp_total_bw = __le32_to_cpu(rp->total_bw); | |
777 | hdev->amp_max_bw = __le32_to_cpu(rp->max_bw); | |
778 | hdev->amp_min_latency = __le32_to_cpu(rp->min_latency); | |
779 | hdev->amp_max_pdu = __le32_to_cpu(rp->max_pdu); | |
780 | hdev->amp_type = rp->amp_type; | |
781 | hdev->amp_pal_cap = __le16_to_cpu(rp->pal_cap); | |
782 | hdev->amp_assoc_size = __le16_to_cpu(rp->max_assoc_size); | |
783 | hdev->amp_be_flush_to = __le32_to_cpu(rp->be_flush_to); | |
784 | hdev->amp_max_flush_to = __le32_to_cpu(rp->max_flush_to); | |
785 | ||
8e2a0d92 AE |
786 | a2mp_rsp: |
787 | a2mp_send_getinfo_rsp(hdev); | |
928abaa7 AE |
788 | } |
789 | ||
903e4541 AE |
790 | static void hci_cc_read_local_amp_assoc(struct hci_dev *hdev, |
791 | struct sk_buff *skb) | |
792 | { | |
793 | struct hci_rp_read_local_amp_assoc *rp = (void *) skb->data; | |
794 | struct amp_assoc *assoc = &hdev->loc_assoc; | |
795 | size_t rem_len, frag_len; | |
796 | ||
797 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
798 | ||
799 | if (rp->status) | |
800 | goto a2mp_rsp; | |
801 | ||
802 | frag_len = skb->len - sizeof(*rp); | |
803 | rem_len = __le16_to_cpu(rp->rem_len); | |
804 | ||
805 | if (rem_len > frag_len) { | |
2e430be3 | 806 | BT_DBG("frag_len %zu rem_len %zu", frag_len, rem_len); |
903e4541 AE |
807 | |
808 | memcpy(assoc->data + assoc->offset, rp->frag, frag_len); | |
809 | assoc->offset += frag_len; | |
810 | ||
811 | /* Read other fragments */ | |
812 | amp_read_loc_assoc_frag(hdev, rp->phy_handle); | |
813 | ||
814 | return; | |
815 | } | |
816 | ||
817 | memcpy(assoc->data + assoc->offset, rp->frag, rem_len); | |
818 | assoc->len = assoc->offset + rem_len; | |
819 | assoc->offset = 0; | |
820 | ||
821 | a2mp_rsp: | |
822 | /* Send A2MP Rsp when all fragments are received */ | |
823 | a2mp_send_getampassoc_rsp(hdev, rp->status); | |
9495b2ee | 824 | a2mp_send_create_phy_link_req(hdev, rp->status); |
903e4541 AE |
825 | } |
826 | ||
d5859e22 | 827 | static void hci_cc_read_inq_rsp_tx_power(struct hci_dev *hdev, |
807deac2 | 828 | struct sk_buff *skb) |
d5859e22 | 829 | { |
91c4e9b1 | 830 | struct hci_rp_read_inq_rsp_tx_power *rp = (void *) skb->data; |
d5859e22 | 831 | |
9f1db00c | 832 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
91c4e9b1 | 833 | |
45296acd MH |
834 | if (rp->status) |
835 | return; | |
836 | ||
837 | hdev->inq_tx_power = rp->tx_power; | |
d5859e22 JH |
838 | } |
839 | ||
980e1a53 JH |
840 | static void hci_cc_pin_code_reply(struct hci_dev *hdev, struct sk_buff *skb) |
841 | { | |
842 | struct hci_rp_pin_code_reply *rp = (void *) skb->data; | |
843 | struct hci_cp_pin_code_reply *cp; | |
844 | struct hci_conn *conn; | |
845 | ||
9f1db00c | 846 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
980e1a53 | 847 | |
56e5cb86 JH |
848 | hci_dev_lock(hdev); |
849 | ||
a8b2d5c2 | 850 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
744cf19e | 851 | mgmt_pin_code_reply_complete(hdev, &rp->bdaddr, rp->status); |
980e1a53 | 852 | |
fa1bd918 | 853 | if (rp->status) |
56e5cb86 | 854 | goto unlock; |
980e1a53 JH |
855 | |
856 | cp = hci_sent_cmd_data(hdev, HCI_OP_PIN_CODE_REPLY); | |
857 | if (!cp) | |
56e5cb86 | 858 | goto unlock; |
980e1a53 JH |
859 | |
860 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
861 | if (conn) | |
862 | conn->pin_length = cp->pin_len; | |
56e5cb86 JH |
863 | |
864 | unlock: | |
865 | hci_dev_unlock(hdev); | |
980e1a53 JH |
866 | } |
867 | ||
868 | static void hci_cc_pin_code_neg_reply(struct hci_dev *hdev, struct sk_buff *skb) | |
869 | { | |
870 | struct hci_rp_pin_code_neg_reply *rp = (void *) skb->data; | |
871 | ||
9f1db00c | 872 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
980e1a53 | 873 | |
56e5cb86 JH |
874 | hci_dev_lock(hdev); |
875 | ||
a8b2d5c2 | 876 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
744cf19e | 877 | mgmt_pin_code_neg_reply_complete(hdev, &rp->bdaddr, |
807deac2 | 878 | rp->status); |
56e5cb86 JH |
879 | |
880 | hci_dev_unlock(hdev); | |
980e1a53 | 881 | } |
56e5cb86 | 882 | |
6ed58ec5 VT |
883 | static void hci_cc_le_read_buffer_size(struct hci_dev *hdev, |
884 | struct sk_buff *skb) | |
885 | { | |
886 | struct hci_rp_le_read_buffer_size *rp = (void *) skb->data; | |
887 | ||
9f1db00c | 888 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
6ed58ec5 VT |
889 | |
890 | if (rp->status) | |
891 | return; | |
892 | ||
893 | hdev->le_mtu = __le16_to_cpu(rp->le_mtu); | |
894 | hdev->le_pkts = rp->le_max_pkt; | |
895 | ||
896 | hdev->le_cnt = hdev->le_pkts; | |
897 | ||
898 | BT_DBG("%s le mtu %d:%d", hdev->name, hdev->le_mtu, hdev->le_pkts); | |
6ed58ec5 | 899 | } |
980e1a53 | 900 | |
60e77321 JH |
901 | static void hci_cc_le_read_local_features(struct hci_dev *hdev, |
902 | struct sk_buff *skb) | |
903 | { | |
904 | struct hci_rp_le_read_local_features *rp = (void *) skb->data; | |
905 | ||
906 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
907 | ||
45296acd MH |
908 | if (rp->status) |
909 | return; | |
910 | ||
911 | memcpy(hdev->le_features, rp->features, 8); | |
60e77321 JH |
912 | } |
913 | ||
8fa19098 JH |
914 | static void hci_cc_le_read_adv_tx_power(struct hci_dev *hdev, |
915 | struct sk_buff *skb) | |
916 | { | |
917 | struct hci_rp_le_read_adv_tx_power *rp = (void *) skb->data; | |
918 | ||
919 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
920 | ||
45296acd MH |
921 | if (rp->status) |
922 | return; | |
923 | ||
924 | hdev->adv_tx_power = rp->tx_power; | |
8fa19098 JH |
925 | } |
926 | ||
a5c29683 JH |
927 | static void hci_cc_user_confirm_reply(struct hci_dev *hdev, struct sk_buff *skb) |
928 | { | |
929 | struct hci_rp_user_confirm_reply *rp = (void *) skb->data; | |
930 | ||
9f1db00c | 931 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a5c29683 | 932 | |
56e5cb86 JH |
933 | hci_dev_lock(hdev); |
934 | ||
a8b2d5c2 | 935 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
04124681 GP |
936 | mgmt_user_confirm_reply_complete(hdev, &rp->bdaddr, ACL_LINK, 0, |
937 | rp->status); | |
56e5cb86 JH |
938 | |
939 | hci_dev_unlock(hdev); | |
a5c29683 JH |
940 | } |
941 | ||
942 | static void hci_cc_user_confirm_neg_reply(struct hci_dev *hdev, | |
807deac2 | 943 | struct sk_buff *skb) |
a5c29683 JH |
944 | { |
945 | struct hci_rp_user_confirm_reply *rp = (void *) skb->data; | |
946 | ||
9f1db00c | 947 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a5c29683 | 948 | |
56e5cb86 JH |
949 | hci_dev_lock(hdev); |
950 | ||
a8b2d5c2 | 951 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
744cf19e | 952 | mgmt_user_confirm_neg_reply_complete(hdev, &rp->bdaddr, |
04124681 | 953 | ACL_LINK, 0, rp->status); |
56e5cb86 JH |
954 | |
955 | hci_dev_unlock(hdev); | |
a5c29683 JH |
956 | } |
957 | ||
1143d458 BG |
958 | static void hci_cc_user_passkey_reply(struct hci_dev *hdev, struct sk_buff *skb) |
959 | { | |
960 | struct hci_rp_user_confirm_reply *rp = (void *) skb->data; | |
961 | ||
9f1db00c | 962 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1143d458 BG |
963 | |
964 | hci_dev_lock(hdev); | |
965 | ||
a8b2d5c2 | 966 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
272d90df | 967 | mgmt_user_passkey_reply_complete(hdev, &rp->bdaddr, ACL_LINK, |
04124681 | 968 | 0, rp->status); |
1143d458 BG |
969 | |
970 | hci_dev_unlock(hdev); | |
971 | } | |
972 | ||
973 | static void hci_cc_user_passkey_neg_reply(struct hci_dev *hdev, | |
807deac2 | 974 | struct sk_buff *skb) |
1143d458 BG |
975 | { |
976 | struct hci_rp_user_confirm_reply *rp = (void *) skb->data; | |
977 | ||
9f1db00c | 978 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1143d458 BG |
979 | |
980 | hci_dev_lock(hdev); | |
981 | ||
a8b2d5c2 | 982 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
1143d458 | 983 | mgmt_user_passkey_neg_reply_complete(hdev, &rp->bdaddr, |
04124681 | 984 | ACL_LINK, 0, rp->status); |
1143d458 BG |
985 | |
986 | hci_dev_unlock(hdev); | |
987 | } | |
988 | ||
4d2d2796 MH |
989 | static void hci_cc_read_local_oob_data(struct hci_dev *hdev, |
990 | struct sk_buff *skb) | |
c35938b2 SJ |
991 | { |
992 | struct hci_rp_read_local_oob_data *rp = (void *) skb->data; | |
993 | ||
9f1db00c | 994 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
c35938b2 | 995 | |
56e5cb86 | 996 | hci_dev_lock(hdev); |
38da1703 JH |
997 | mgmt_read_local_oob_data_complete(hdev, rp->hash, rp->rand, NULL, NULL, |
998 | rp->status); | |
4d2d2796 MH |
999 | hci_dev_unlock(hdev); |
1000 | } | |
1001 | ||
1002 | static void hci_cc_read_local_oob_ext_data(struct hci_dev *hdev, | |
1003 | struct sk_buff *skb) | |
1004 | { | |
1005 | struct hci_rp_read_local_oob_ext_data *rp = (void *) skb->data; | |
1006 | ||
1007 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
1008 | ||
1009 | hci_dev_lock(hdev); | |
38da1703 JH |
1010 | mgmt_read_local_oob_data_complete(hdev, rp->hash192, rp->rand192, |
1011 | rp->hash256, rp->rand256, | |
4d2d2796 | 1012 | rp->status); |
56e5cb86 | 1013 | hci_dev_unlock(hdev); |
c35938b2 SJ |
1014 | } |
1015 | ||
7a4cd51d MH |
1016 | |
1017 | static void hci_cc_le_set_random_addr(struct hci_dev *hdev, struct sk_buff *skb) | |
1018 | { | |
1019 | __u8 status = *((__u8 *) skb->data); | |
1020 | bdaddr_t *sent; | |
1021 | ||
1022 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1023 | ||
45296acd MH |
1024 | if (status) |
1025 | return; | |
1026 | ||
7a4cd51d MH |
1027 | sent = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_RANDOM_ADDR); |
1028 | if (!sent) | |
1029 | return; | |
1030 | ||
1031 | hci_dev_lock(hdev); | |
1032 | ||
45296acd | 1033 | bacpy(&hdev->random_addr, sent); |
7a4cd51d MH |
1034 | |
1035 | hci_dev_unlock(hdev); | |
1036 | } | |
1037 | ||
c1d5dc4a JH |
1038 | static void hci_cc_le_set_adv_enable(struct hci_dev *hdev, struct sk_buff *skb) |
1039 | { | |
1040 | __u8 *sent, status = *((__u8 *) skb->data); | |
1041 | ||
1042 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1043 | ||
45296acd | 1044 | if (status) |
c1d5dc4a JH |
1045 | return; |
1046 | ||
45296acd MH |
1047 | sent = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_ADV_ENABLE); |
1048 | if (!sent) | |
3c857757 JH |
1049 | return; |
1050 | ||
c1d5dc4a JH |
1051 | hci_dev_lock(hdev); |
1052 | ||
49c922bb | 1053 | /* If we're doing connection initiation as peripheral. Set a |
3c857757 JH |
1054 | * timeout in case something goes wrong. |
1055 | */ | |
1056 | if (*sent) { | |
1057 | struct hci_conn *conn; | |
1058 | ||
66c417c1 JH |
1059 | set_bit(HCI_LE_ADV, &hdev->dev_flags); |
1060 | ||
3c857757 JH |
1061 | conn = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT); |
1062 | if (conn) | |
1063 | queue_delayed_work(hdev->workqueue, | |
1064 | &conn->le_conn_timeout, | |
09ae260b | 1065 | conn->conn_timeout); |
66c417c1 JH |
1066 | } else { |
1067 | clear_bit(HCI_LE_ADV, &hdev->dev_flags); | |
3c857757 JH |
1068 | } |
1069 | ||
04b4edcb | 1070 | hci_dev_unlock(hdev); |
c1d5dc4a JH |
1071 | } |
1072 | ||
533553f8 MH |
1073 | static void hci_cc_le_set_scan_param(struct hci_dev *hdev, struct sk_buff *skb) |
1074 | { | |
1075 | struct hci_cp_le_set_scan_param *cp; | |
1076 | __u8 status = *((__u8 *) skb->data); | |
1077 | ||
1078 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1079 | ||
45296acd MH |
1080 | if (status) |
1081 | return; | |
1082 | ||
533553f8 MH |
1083 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_SCAN_PARAM); |
1084 | if (!cp) | |
1085 | return; | |
1086 | ||
1087 | hci_dev_lock(hdev); | |
1088 | ||
45296acd | 1089 | hdev->le_scan_type = cp->type; |
533553f8 MH |
1090 | |
1091 | hci_dev_unlock(hdev); | |
1092 | } | |
1093 | ||
b9a6328f JH |
1094 | static bool has_pending_adv_report(struct hci_dev *hdev) |
1095 | { | |
1096 | struct discovery_state *d = &hdev->discovery; | |
1097 | ||
1098 | return bacmp(&d->last_adv_addr, BDADDR_ANY); | |
1099 | } | |
1100 | ||
1101 | static void clear_pending_adv_report(struct hci_dev *hdev) | |
1102 | { | |
1103 | struct discovery_state *d = &hdev->discovery; | |
1104 | ||
1105 | bacpy(&d->last_adv_addr, BDADDR_ANY); | |
1106 | d->last_adv_data_len = 0; | |
1107 | } | |
1108 | ||
1109 | static void store_pending_adv_report(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
c70a7e4c MH |
1110 | u8 bdaddr_type, s8 rssi, u32 flags, |
1111 | u8 *data, u8 len) | |
b9a6328f JH |
1112 | { |
1113 | struct discovery_state *d = &hdev->discovery; | |
1114 | ||
1115 | bacpy(&d->last_adv_addr, bdaddr); | |
1116 | d->last_adv_addr_type = bdaddr_type; | |
ff5cd29f | 1117 | d->last_adv_rssi = rssi; |
c70a7e4c | 1118 | d->last_adv_flags = flags; |
b9a6328f JH |
1119 | memcpy(d->last_adv_data, data, len); |
1120 | d->last_adv_data_len = len; | |
1121 | } | |
1122 | ||
eb9d91f5 | 1123 | static void hci_cc_le_set_scan_enable(struct hci_dev *hdev, |
807deac2 | 1124 | struct sk_buff *skb) |
eb9d91f5 AG |
1125 | { |
1126 | struct hci_cp_le_set_scan_enable *cp; | |
1127 | __u8 status = *((__u8 *) skb->data); | |
1128 | ||
9f1db00c | 1129 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
eb9d91f5 | 1130 | |
45296acd | 1131 | if (status) |
eb9d91f5 AG |
1132 | return; |
1133 | ||
45296acd MH |
1134 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_SCAN_ENABLE); |
1135 | if (!cp) | |
3fd319b8 AG |
1136 | return; |
1137 | ||
68a8aea4 | 1138 | switch (cp->enable) { |
76a388be | 1139 | case LE_SCAN_ENABLE: |
d23264a8 | 1140 | set_bit(HCI_LE_SCAN, &hdev->dev_flags); |
b9a6328f JH |
1141 | if (hdev->le_scan_type == LE_SCAN_ACTIVE) |
1142 | clear_pending_adv_report(hdev); | |
68a8aea4 AE |
1143 | break; |
1144 | ||
76a388be | 1145 | case LE_SCAN_DISABLE: |
b9a6328f JH |
1146 | /* We do this here instead of when setting DISCOVERY_STOPPED |
1147 | * since the latter would potentially require waiting for | |
1148 | * inquiry to stop too. | |
1149 | */ | |
1150 | if (has_pending_adv_report(hdev)) { | |
1151 | struct discovery_state *d = &hdev->discovery; | |
1152 | ||
1153 | mgmt_device_found(hdev, &d->last_adv_addr, LE_LINK, | |
ab0aa433 | 1154 | d->last_adv_addr_type, NULL, |
c70a7e4c | 1155 | d->last_adv_rssi, d->last_adv_flags, |
ab0aa433 | 1156 | d->last_adv_data, |
b9a6328f JH |
1157 | d->last_adv_data_len, NULL, 0); |
1158 | } | |
1159 | ||
317ac8cb JH |
1160 | /* Cancel this timer so that we don't try to disable scanning |
1161 | * when it's already disabled. | |
1162 | */ | |
1163 | cancel_delayed_work(&hdev->le_scan_disable); | |
1164 | ||
d23264a8 | 1165 | clear_bit(HCI_LE_SCAN, &hdev->dev_flags); |
e8bb6b97 | 1166 | |
81ad6fd9 JH |
1167 | /* The HCI_LE_SCAN_INTERRUPTED flag indicates that we |
1168 | * interrupted scanning due to a connect request. Mark | |
e8bb6b97 JH |
1169 | * therefore discovery as stopped. If this was not |
1170 | * because of a connect request advertising might have | |
1171 | * been disabled because of active scanning, so | |
1172 | * re-enable it again if necessary. | |
81ad6fd9 JH |
1173 | */ |
1174 | if (test_and_clear_bit(HCI_LE_SCAN_INTERRUPTED, | |
1175 | &hdev->dev_flags)) | |
1176 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
e8bb6b97 | 1177 | else if (!test_bit(HCI_LE_ADV, &hdev->dev_flags) && |
34722277 | 1178 | hdev->discovery.state == DISCOVERY_FINDING) |
e8bb6b97 JH |
1179 | mgmt_reenable_advertising(hdev); |
1180 | ||
68a8aea4 AE |
1181 | break; |
1182 | ||
1183 | default: | |
1184 | BT_ERR("Used reserved LE_Scan_Enable param %d", cp->enable); | |
1185 | break; | |
35815085 | 1186 | } |
eb9d91f5 AG |
1187 | } |
1188 | ||
cf1d081f JH |
1189 | static void hci_cc_le_read_white_list_size(struct hci_dev *hdev, |
1190 | struct sk_buff *skb) | |
1191 | { | |
1192 | struct hci_rp_le_read_white_list_size *rp = (void *) skb->data; | |
1193 | ||
1194 | BT_DBG("%s status 0x%2.2x size %u", hdev->name, rp->status, rp->size); | |
1195 | ||
45296acd MH |
1196 | if (rp->status) |
1197 | return; | |
1198 | ||
1199 | hdev->le_white_list_size = rp->size; | |
cf1d081f JH |
1200 | } |
1201 | ||
0f36b589 MH |
1202 | static void hci_cc_le_clear_white_list(struct hci_dev *hdev, |
1203 | struct sk_buff *skb) | |
1204 | { | |
1205 | __u8 status = *((__u8 *) skb->data); | |
1206 | ||
1207 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1208 | ||
45296acd MH |
1209 | if (status) |
1210 | return; | |
1211 | ||
dcc36c16 | 1212 | hci_bdaddr_list_clear(&hdev->le_white_list); |
0f36b589 MH |
1213 | } |
1214 | ||
1215 | static void hci_cc_le_add_to_white_list(struct hci_dev *hdev, | |
1216 | struct sk_buff *skb) | |
1217 | { | |
1218 | struct hci_cp_le_add_to_white_list *sent; | |
1219 | __u8 status = *((__u8 *) skb->data); | |
1220 | ||
1221 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1222 | ||
45296acd MH |
1223 | if (status) |
1224 | return; | |
1225 | ||
0f36b589 MH |
1226 | sent = hci_sent_cmd_data(hdev, HCI_OP_LE_ADD_TO_WHITE_LIST); |
1227 | if (!sent) | |
1228 | return; | |
1229 | ||
dcc36c16 JH |
1230 | hci_bdaddr_list_add(&hdev->le_white_list, &sent->bdaddr, |
1231 | sent->bdaddr_type); | |
0f36b589 MH |
1232 | } |
1233 | ||
1234 | static void hci_cc_le_del_from_white_list(struct hci_dev *hdev, | |
1235 | struct sk_buff *skb) | |
1236 | { | |
1237 | struct hci_cp_le_del_from_white_list *sent; | |
1238 | __u8 status = *((__u8 *) skb->data); | |
1239 | ||
1240 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1241 | ||
45296acd MH |
1242 | if (status) |
1243 | return; | |
1244 | ||
0f36b589 MH |
1245 | sent = hci_sent_cmd_data(hdev, HCI_OP_LE_DEL_FROM_WHITE_LIST); |
1246 | if (!sent) | |
1247 | return; | |
1248 | ||
dcc36c16 JH |
1249 | hci_bdaddr_list_del(&hdev->le_white_list, &sent->bdaddr, |
1250 | sent->bdaddr_type); | |
0f36b589 MH |
1251 | } |
1252 | ||
9b008c04 JH |
1253 | static void hci_cc_le_read_supported_states(struct hci_dev *hdev, |
1254 | struct sk_buff *skb) | |
1255 | { | |
1256 | struct hci_rp_le_read_supported_states *rp = (void *) skb->data; | |
1257 | ||
1258 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
1259 | ||
45296acd MH |
1260 | if (rp->status) |
1261 | return; | |
1262 | ||
1263 | memcpy(hdev->le_states, rp->le_states, 8); | |
9b008c04 JH |
1264 | } |
1265 | ||
6039aa73 GP |
1266 | static void hci_cc_write_le_host_supported(struct hci_dev *hdev, |
1267 | struct sk_buff *skb) | |
f9b49306 | 1268 | { |
06199cf8 | 1269 | struct hci_cp_write_le_host_supported *sent; |
f9b49306 AG |
1270 | __u8 status = *((__u8 *) skb->data); |
1271 | ||
9f1db00c | 1272 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
f9b49306 | 1273 | |
45296acd MH |
1274 | if (status) |
1275 | return; | |
1276 | ||
06199cf8 | 1277 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED); |
8f984dfa | 1278 | if (!sent) |
f9b49306 AG |
1279 | return; |
1280 | ||
45296acd MH |
1281 | if (sent->le) { |
1282 | hdev->features[1][0] |= LMP_HOST_LE; | |
1283 | set_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
1284 | } else { | |
1285 | hdev->features[1][0] &= ~LMP_HOST_LE; | |
1286 | clear_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
1287 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
8f984dfa | 1288 | } |
45296acd MH |
1289 | |
1290 | if (sent->simul) | |
1291 | hdev->features[1][0] |= LMP_HOST_LE_BREDR; | |
1292 | else | |
1293 | hdev->features[1][0] &= ~LMP_HOST_LE_BREDR; | |
f9b49306 AG |
1294 | } |
1295 | ||
56ed2cb8 JH |
1296 | static void hci_cc_set_adv_param(struct hci_dev *hdev, struct sk_buff *skb) |
1297 | { | |
1298 | struct hci_cp_le_set_adv_param *cp; | |
1299 | u8 status = *((u8 *) skb->data); | |
1300 | ||
1301 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1302 | ||
1303 | if (status) | |
1304 | return; | |
1305 | ||
1306 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_ADV_PARAM); | |
1307 | if (!cp) | |
1308 | return; | |
1309 | ||
1310 | hci_dev_lock(hdev); | |
1311 | hdev->adv_addr_type = cp->own_address_type; | |
1312 | hci_dev_unlock(hdev); | |
1313 | } | |
1314 | ||
93c284ee AE |
1315 | static void hci_cc_write_remote_amp_assoc(struct hci_dev *hdev, |
1316 | struct sk_buff *skb) | |
1317 | { | |
1318 | struct hci_rp_write_remote_amp_assoc *rp = (void *) skb->data; | |
1319 | ||
1320 | BT_DBG("%s status 0x%2.2x phy_handle 0x%2.2x", | |
1321 | hdev->name, rp->status, rp->phy_handle); | |
1322 | ||
1323 | if (rp->status) | |
1324 | return; | |
1325 | ||
1326 | amp_write_rem_assoc_continue(hdev, rp->phy_handle); | |
1327 | } | |
1328 | ||
5ae76a94 AK |
1329 | static void hci_cc_read_rssi(struct hci_dev *hdev, struct sk_buff *skb) |
1330 | { | |
1331 | struct hci_rp_read_rssi *rp = (void *) skb->data; | |
1332 | struct hci_conn *conn; | |
1333 | ||
1334 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
1335 | ||
1336 | if (rp->status) | |
1337 | return; | |
1338 | ||
1339 | hci_dev_lock(hdev); | |
1340 | ||
1341 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
1342 | if (conn) | |
1343 | conn->rssi = rp->rssi; | |
1344 | ||
1345 | hci_dev_unlock(hdev); | |
1346 | } | |
1347 | ||
5a134fae AK |
1348 | static void hci_cc_read_tx_power(struct hci_dev *hdev, struct sk_buff *skb) |
1349 | { | |
1350 | struct hci_cp_read_tx_power *sent; | |
1351 | struct hci_rp_read_tx_power *rp = (void *) skb->data; | |
1352 | struct hci_conn *conn; | |
1353 | ||
1354 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
1355 | ||
1356 | if (rp->status) | |
1357 | return; | |
1358 | ||
1359 | sent = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
1360 | if (!sent) | |
1361 | return; | |
1362 | ||
1363 | hci_dev_lock(hdev); | |
1364 | ||
1365 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
d0455ed9 AK |
1366 | if (!conn) |
1367 | goto unlock; | |
1368 | ||
1369 | switch (sent->type) { | |
1370 | case 0x00: | |
5a134fae | 1371 | conn->tx_power = rp->tx_power; |
d0455ed9 AK |
1372 | break; |
1373 | case 0x01: | |
1374 | conn->max_tx_power = rp->tx_power; | |
1375 | break; | |
1376 | } | |
5a134fae | 1377 | |
d0455ed9 | 1378 | unlock: |
5a134fae AK |
1379 | hci_dev_unlock(hdev); |
1380 | } | |
1381 | ||
6039aa73 | 1382 | static void hci_cs_inquiry(struct hci_dev *hdev, __u8 status) |
a9de9248 | 1383 | { |
9f1db00c | 1384 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
a9de9248 MH |
1385 | |
1386 | if (status) { | |
a9de9248 | 1387 | hci_conn_check_pending(hdev); |
314b2381 JH |
1388 | return; |
1389 | } | |
1390 | ||
89352e7d | 1391 | set_bit(HCI_INQUIRY, &hdev->flags); |
1da177e4 LT |
1392 | } |
1393 | ||
6039aa73 | 1394 | static void hci_cs_create_conn(struct hci_dev *hdev, __u8 status) |
1da177e4 | 1395 | { |
a9de9248 | 1396 | struct hci_cp_create_conn *cp; |
1da177e4 | 1397 | struct hci_conn *conn; |
1da177e4 | 1398 | |
9f1db00c | 1399 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
a9de9248 MH |
1400 | |
1401 | cp = hci_sent_cmd_data(hdev, HCI_OP_CREATE_CONN); | |
1da177e4 LT |
1402 | if (!cp) |
1403 | return; | |
1404 | ||
1405 | hci_dev_lock(hdev); | |
1406 | ||
1407 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
1408 | ||
6ed93dc6 | 1409 | BT_DBG("%s bdaddr %pMR hcon %p", hdev->name, &cp->bdaddr, conn); |
1da177e4 LT |
1410 | |
1411 | if (status) { | |
1412 | if (conn && conn->state == BT_CONNECT) { | |
4c67bc74 MH |
1413 | if (status != 0x0c || conn->attempt > 2) { |
1414 | conn->state = BT_CLOSED; | |
1415 | hci_proto_connect_cfm(conn, status); | |
1416 | hci_conn_del(conn); | |
1417 | } else | |
1418 | conn->state = BT_CONNECT2; | |
1da177e4 LT |
1419 | } |
1420 | } else { | |
1421 | if (!conn) { | |
a5c4e309 JH |
1422 | conn = hci_conn_add(hdev, ACL_LINK, &cp->bdaddr, |
1423 | HCI_ROLE_MASTER); | |
1424 | if (!conn) | |
893ef971 | 1425 | BT_ERR("No memory for new connection"); |
1da177e4 LT |
1426 | } |
1427 | } | |
1428 | ||
1429 | hci_dev_unlock(hdev); | |
1430 | } | |
1431 | ||
a9de9248 | 1432 | static void hci_cs_add_sco(struct hci_dev *hdev, __u8 status) |
1da177e4 | 1433 | { |
a9de9248 MH |
1434 | struct hci_cp_add_sco *cp; |
1435 | struct hci_conn *acl, *sco; | |
1436 | __u16 handle; | |
1da177e4 | 1437 | |
9f1db00c | 1438 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
b6a0dc82 | 1439 | |
a9de9248 MH |
1440 | if (!status) |
1441 | return; | |
1da177e4 | 1442 | |
a9de9248 MH |
1443 | cp = hci_sent_cmd_data(hdev, HCI_OP_ADD_SCO); |
1444 | if (!cp) | |
1445 | return; | |
1da177e4 | 1446 | |
a9de9248 | 1447 | handle = __le16_to_cpu(cp->handle); |
1da177e4 | 1448 | |
9f1db00c | 1449 | BT_DBG("%s handle 0x%4.4x", hdev->name, handle); |
1da177e4 | 1450 | |
a9de9248 | 1451 | hci_dev_lock(hdev); |
1da177e4 | 1452 | |
a9de9248 | 1453 | acl = hci_conn_hash_lookup_handle(hdev, handle); |
5a08ecce AE |
1454 | if (acl) { |
1455 | sco = acl->link; | |
1456 | if (sco) { | |
1457 | sco->state = BT_CLOSED; | |
1da177e4 | 1458 | |
5a08ecce AE |
1459 | hci_proto_connect_cfm(sco, status); |
1460 | hci_conn_del(sco); | |
1461 | } | |
a9de9248 | 1462 | } |
1da177e4 | 1463 | |
a9de9248 MH |
1464 | hci_dev_unlock(hdev); |
1465 | } | |
1da177e4 | 1466 | |
f8558555 MH |
1467 | static void hci_cs_auth_requested(struct hci_dev *hdev, __u8 status) |
1468 | { | |
1469 | struct hci_cp_auth_requested *cp; | |
1470 | struct hci_conn *conn; | |
1471 | ||
9f1db00c | 1472 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
f8558555 MH |
1473 | |
1474 | if (!status) | |
1475 | return; | |
1476 | ||
1477 | cp = hci_sent_cmd_data(hdev, HCI_OP_AUTH_REQUESTED); | |
1478 | if (!cp) | |
1479 | return; | |
1480 | ||
1481 | hci_dev_lock(hdev); | |
1482 | ||
1483 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1484 | if (conn) { | |
1485 | if (conn->state == BT_CONFIG) { | |
1486 | hci_proto_connect_cfm(conn, status); | |
76a68ba0 | 1487 | hci_conn_drop(conn); |
f8558555 MH |
1488 | } |
1489 | } | |
1490 | ||
1491 | hci_dev_unlock(hdev); | |
1492 | } | |
1493 | ||
1494 | static void hci_cs_set_conn_encrypt(struct hci_dev *hdev, __u8 status) | |
1495 | { | |
1496 | struct hci_cp_set_conn_encrypt *cp; | |
1497 | struct hci_conn *conn; | |
1498 | ||
9f1db00c | 1499 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
f8558555 MH |
1500 | |
1501 | if (!status) | |
1502 | return; | |
1503 | ||
1504 | cp = hci_sent_cmd_data(hdev, HCI_OP_SET_CONN_ENCRYPT); | |
1505 | if (!cp) | |
1506 | return; | |
1507 | ||
1508 | hci_dev_lock(hdev); | |
1509 | ||
1510 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1511 | if (conn) { | |
1512 | if (conn->state == BT_CONFIG) { | |
1513 | hci_proto_connect_cfm(conn, status); | |
76a68ba0 | 1514 | hci_conn_drop(conn); |
f8558555 MH |
1515 | } |
1516 | } | |
1517 | ||
1518 | hci_dev_unlock(hdev); | |
1519 | } | |
1520 | ||
127178d2 | 1521 | static int hci_outgoing_auth_needed(struct hci_dev *hdev, |
807deac2 | 1522 | struct hci_conn *conn) |
392599b9 | 1523 | { |
392599b9 JH |
1524 | if (conn->state != BT_CONFIG || !conn->out) |
1525 | return 0; | |
1526 | ||
765c2a96 | 1527 | if (conn->pending_sec_level == BT_SECURITY_SDP) |
392599b9 JH |
1528 | return 0; |
1529 | ||
1530 | /* Only request authentication for SSP connections or non-SSP | |
264b8b4e JH |
1531 | * devices with sec_level MEDIUM or HIGH or if MITM protection |
1532 | * is requested. | |
1533 | */ | |
807deac2 | 1534 | if (!hci_conn_ssp_enabled(conn) && !(conn->auth_type & 0x01) && |
7e3691e1 | 1535 | conn->pending_sec_level != BT_SECURITY_FIPS && |
264b8b4e JH |
1536 | conn->pending_sec_level != BT_SECURITY_HIGH && |
1537 | conn->pending_sec_level != BT_SECURITY_MEDIUM) | |
392599b9 JH |
1538 | return 0; |
1539 | ||
392599b9 JH |
1540 | return 1; |
1541 | } | |
1542 | ||
6039aa73 | 1543 | static int hci_resolve_name(struct hci_dev *hdev, |
04124681 | 1544 | struct inquiry_entry *e) |
30dc78e1 JH |
1545 | { |
1546 | struct hci_cp_remote_name_req cp; | |
1547 | ||
1548 | memset(&cp, 0, sizeof(cp)); | |
1549 | ||
1550 | bacpy(&cp.bdaddr, &e->data.bdaddr); | |
1551 | cp.pscan_rep_mode = e->data.pscan_rep_mode; | |
1552 | cp.pscan_mode = e->data.pscan_mode; | |
1553 | cp.clock_offset = e->data.clock_offset; | |
1554 | ||
1555 | return hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp); | |
1556 | } | |
1557 | ||
b644ba33 | 1558 | static bool hci_resolve_next_name(struct hci_dev *hdev) |
30dc78e1 JH |
1559 | { |
1560 | struct discovery_state *discov = &hdev->discovery; | |
1561 | struct inquiry_entry *e; | |
1562 | ||
b644ba33 JH |
1563 | if (list_empty(&discov->resolve)) |
1564 | return false; | |
1565 | ||
1566 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, NAME_NEEDED); | |
c810089c RM |
1567 | if (!e) |
1568 | return false; | |
1569 | ||
b644ba33 JH |
1570 | if (hci_resolve_name(hdev, e) == 0) { |
1571 | e->name_state = NAME_PENDING; | |
1572 | return true; | |
1573 | } | |
1574 | ||
1575 | return false; | |
1576 | } | |
1577 | ||
1578 | static void hci_check_pending_name(struct hci_dev *hdev, struct hci_conn *conn, | |
04124681 | 1579 | bdaddr_t *bdaddr, u8 *name, u8 name_len) |
b644ba33 JH |
1580 | { |
1581 | struct discovery_state *discov = &hdev->discovery; | |
1582 | struct inquiry_entry *e; | |
1583 | ||
60cb49d2 JH |
1584 | /* Update the mgmt connected state if necessary. Be careful with |
1585 | * conn objects that exist but are not (yet) connected however. | |
1586 | * Only those in BT_CONFIG or BT_CONNECTED states can be | |
1587 | * considered connected. | |
1588 | */ | |
1589 | if (conn && | |
1590 | (conn->state == BT_CONFIG || conn->state == BT_CONNECTED) && | |
cb77c3ec | 1591 | !test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) |
48ec92fa | 1592 | mgmt_device_connected(hdev, conn, 0, name, name_len); |
b644ba33 JH |
1593 | |
1594 | if (discov->state == DISCOVERY_STOPPED) | |
1595 | return; | |
1596 | ||
30dc78e1 JH |
1597 | if (discov->state == DISCOVERY_STOPPING) |
1598 | goto discov_complete; | |
1599 | ||
1600 | if (discov->state != DISCOVERY_RESOLVING) | |
1601 | return; | |
1602 | ||
1603 | e = hci_inquiry_cache_lookup_resolve(hdev, bdaddr, NAME_PENDING); | |
7cc8380e RM |
1604 | /* If the device was not found in a list of found devices names of which |
1605 | * are pending. there is no need to continue resolving a next name as it | |
1606 | * will be done upon receiving another Remote Name Request Complete | |
1607 | * Event */ | |
1608 | if (!e) | |
1609 | return; | |
1610 | ||
1611 | list_del(&e->list); | |
1612 | if (name) { | |
30dc78e1 | 1613 | e->name_state = NAME_KNOWN; |
7cc8380e RM |
1614 | mgmt_remote_name(hdev, bdaddr, ACL_LINK, 0x00, |
1615 | e->data.rssi, name, name_len); | |
c3e7c0d9 RM |
1616 | } else { |
1617 | e->name_state = NAME_NOT_KNOWN; | |
30dc78e1 JH |
1618 | } |
1619 | ||
b644ba33 | 1620 | if (hci_resolve_next_name(hdev)) |
30dc78e1 | 1621 | return; |
30dc78e1 JH |
1622 | |
1623 | discov_complete: | |
1624 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
1625 | } | |
1626 | ||
a9de9248 MH |
1627 | static void hci_cs_remote_name_req(struct hci_dev *hdev, __u8 status) |
1628 | { | |
127178d2 JH |
1629 | struct hci_cp_remote_name_req *cp; |
1630 | struct hci_conn *conn; | |
1631 | ||
9f1db00c | 1632 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
127178d2 JH |
1633 | |
1634 | /* If successful wait for the name req complete event before | |
1635 | * checking for the need to do authentication */ | |
1636 | if (!status) | |
1637 | return; | |
1638 | ||
1639 | cp = hci_sent_cmd_data(hdev, HCI_OP_REMOTE_NAME_REQ); | |
1640 | if (!cp) | |
1641 | return; | |
1642 | ||
1643 | hci_dev_lock(hdev); | |
1644 | ||
b644ba33 JH |
1645 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); |
1646 | ||
a8b2d5c2 | 1647 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
b644ba33 | 1648 | hci_check_pending_name(hdev, conn, &cp->bdaddr, NULL, 0); |
30dc78e1 | 1649 | |
79c6c70c JH |
1650 | if (!conn) |
1651 | goto unlock; | |
1652 | ||
1653 | if (!hci_outgoing_auth_needed(hdev, conn)) | |
1654 | goto unlock; | |
1655 | ||
51a8efd7 | 1656 | if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->flags)) { |
c1f23a2b JB |
1657 | struct hci_cp_auth_requested auth_cp; |
1658 | ||
977f8fce JH |
1659 | set_bit(HCI_CONN_AUTH_INITIATOR, &conn->flags); |
1660 | ||
c1f23a2b JB |
1661 | auth_cp.handle = __cpu_to_le16(conn->handle); |
1662 | hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, | |
1663 | sizeof(auth_cp), &auth_cp); | |
127178d2 JH |
1664 | } |
1665 | ||
79c6c70c | 1666 | unlock: |
127178d2 | 1667 | hci_dev_unlock(hdev); |
a9de9248 | 1668 | } |
1da177e4 | 1669 | |
769be974 MH |
1670 | static void hci_cs_read_remote_features(struct hci_dev *hdev, __u8 status) |
1671 | { | |
1672 | struct hci_cp_read_remote_features *cp; | |
1673 | struct hci_conn *conn; | |
1674 | ||
9f1db00c | 1675 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
769be974 MH |
1676 | |
1677 | if (!status) | |
1678 | return; | |
1679 | ||
1680 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_REMOTE_FEATURES); | |
1681 | if (!cp) | |
1682 | return; | |
1683 | ||
1684 | hci_dev_lock(hdev); | |
1685 | ||
1686 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1687 | if (conn) { | |
1688 | if (conn->state == BT_CONFIG) { | |
769be974 | 1689 | hci_proto_connect_cfm(conn, status); |
76a68ba0 | 1690 | hci_conn_drop(conn); |
769be974 MH |
1691 | } |
1692 | } | |
1693 | ||
1694 | hci_dev_unlock(hdev); | |
1695 | } | |
1696 | ||
1697 | static void hci_cs_read_remote_ext_features(struct hci_dev *hdev, __u8 status) | |
1698 | { | |
1699 | struct hci_cp_read_remote_ext_features *cp; | |
1700 | struct hci_conn *conn; | |
1701 | ||
9f1db00c | 1702 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
769be974 MH |
1703 | |
1704 | if (!status) | |
1705 | return; | |
1706 | ||
1707 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_REMOTE_EXT_FEATURES); | |
1708 | if (!cp) | |
1709 | return; | |
1710 | ||
1711 | hci_dev_lock(hdev); | |
1712 | ||
1713 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1714 | if (conn) { | |
1715 | if (conn->state == BT_CONFIG) { | |
769be974 | 1716 | hci_proto_connect_cfm(conn, status); |
76a68ba0 | 1717 | hci_conn_drop(conn); |
769be974 MH |
1718 | } |
1719 | } | |
1720 | ||
1721 | hci_dev_unlock(hdev); | |
1722 | } | |
1723 | ||
a9de9248 MH |
1724 | static void hci_cs_setup_sync_conn(struct hci_dev *hdev, __u8 status) |
1725 | { | |
b6a0dc82 MH |
1726 | struct hci_cp_setup_sync_conn *cp; |
1727 | struct hci_conn *acl, *sco; | |
1728 | __u16 handle; | |
1729 | ||
9f1db00c | 1730 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
b6a0dc82 MH |
1731 | |
1732 | if (!status) | |
1733 | return; | |
1734 | ||
1735 | cp = hci_sent_cmd_data(hdev, HCI_OP_SETUP_SYNC_CONN); | |
1736 | if (!cp) | |
1737 | return; | |
1738 | ||
1739 | handle = __le16_to_cpu(cp->handle); | |
1740 | ||
9f1db00c | 1741 | BT_DBG("%s handle 0x%4.4x", hdev->name, handle); |
b6a0dc82 MH |
1742 | |
1743 | hci_dev_lock(hdev); | |
1744 | ||
1745 | acl = hci_conn_hash_lookup_handle(hdev, handle); | |
5a08ecce AE |
1746 | if (acl) { |
1747 | sco = acl->link; | |
1748 | if (sco) { | |
1749 | sco->state = BT_CLOSED; | |
b6a0dc82 | 1750 | |
5a08ecce AE |
1751 | hci_proto_connect_cfm(sco, status); |
1752 | hci_conn_del(sco); | |
1753 | } | |
b6a0dc82 MH |
1754 | } |
1755 | ||
1756 | hci_dev_unlock(hdev); | |
1da177e4 LT |
1757 | } |
1758 | ||
a9de9248 | 1759 | static void hci_cs_sniff_mode(struct hci_dev *hdev, __u8 status) |
1da177e4 | 1760 | { |
a9de9248 MH |
1761 | struct hci_cp_sniff_mode *cp; |
1762 | struct hci_conn *conn; | |
1da177e4 | 1763 | |
9f1db00c | 1764 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
04837f64 | 1765 | |
a9de9248 MH |
1766 | if (!status) |
1767 | return; | |
04837f64 | 1768 | |
a9de9248 MH |
1769 | cp = hci_sent_cmd_data(hdev, HCI_OP_SNIFF_MODE); |
1770 | if (!cp) | |
1771 | return; | |
04837f64 | 1772 | |
a9de9248 | 1773 | hci_dev_lock(hdev); |
04837f64 | 1774 | |
a9de9248 | 1775 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); |
e73439d8 | 1776 | if (conn) { |
51a8efd7 | 1777 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags); |
04837f64 | 1778 | |
51a8efd7 | 1779 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->flags)) |
e73439d8 MH |
1780 | hci_sco_setup(conn, status); |
1781 | } | |
1782 | ||
a9de9248 MH |
1783 | hci_dev_unlock(hdev); |
1784 | } | |
04837f64 | 1785 | |
a9de9248 MH |
1786 | static void hci_cs_exit_sniff_mode(struct hci_dev *hdev, __u8 status) |
1787 | { | |
1788 | struct hci_cp_exit_sniff_mode *cp; | |
1789 | struct hci_conn *conn; | |
04837f64 | 1790 | |
9f1db00c | 1791 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
04837f64 | 1792 | |
a9de9248 MH |
1793 | if (!status) |
1794 | return; | |
04837f64 | 1795 | |
a9de9248 MH |
1796 | cp = hci_sent_cmd_data(hdev, HCI_OP_EXIT_SNIFF_MODE); |
1797 | if (!cp) | |
1798 | return; | |
04837f64 | 1799 | |
a9de9248 | 1800 | hci_dev_lock(hdev); |
1da177e4 | 1801 | |
a9de9248 | 1802 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); |
e73439d8 | 1803 | if (conn) { |
51a8efd7 | 1804 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags); |
1da177e4 | 1805 | |
51a8efd7 | 1806 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->flags)) |
e73439d8 MH |
1807 | hci_sco_setup(conn, status); |
1808 | } | |
1809 | ||
a9de9248 | 1810 | hci_dev_unlock(hdev); |
1da177e4 LT |
1811 | } |
1812 | ||
88c3df13 JH |
1813 | static void hci_cs_disconnect(struct hci_dev *hdev, u8 status) |
1814 | { | |
1815 | struct hci_cp_disconnect *cp; | |
1816 | struct hci_conn *conn; | |
1817 | ||
1818 | if (!status) | |
1819 | return; | |
1820 | ||
1821 | cp = hci_sent_cmd_data(hdev, HCI_OP_DISCONNECT); | |
1822 | if (!cp) | |
1823 | return; | |
1824 | ||
1825 | hci_dev_lock(hdev); | |
1826 | ||
1827 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1828 | if (conn) | |
1829 | mgmt_disconnect_failed(hdev, &conn->dst, conn->type, | |
04124681 | 1830 | conn->dst_type, status); |
88c3df13 JH |
1831 | |
1832 | hci_dev_unlock(hdev); | |
1833 | } | |
1834 | ||
a02226d6 AE |
1835 | static void hci_cs_create_phylink(struct hci_dev *hdev, u8 status) |
1836 | { | |
93c284ee AE |
1837 | struct hci_cp_create_phy_link *cp; |
1838 | ||
a02226d6 | 1839 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
93c284ee | 1840 | |
93c284ee AE |
1841 | cp = hci_sent_cmd_data(hdev, HCI_OP_CREATE_PHY_LINK); |
1842 | if (!cp) | |
1843 | return; | |
1844 | ||
e58917b9 AE |
1845 | hci_dev_lock(hdev); |
1846 | ||
1847 | if (status) { | |
1848 | struct hci_conn *hcon; | |
1849 | ||
1850 | hcon = hci_conn_hash_lookup_handle(hdev, cp->phy_handle); | |
1851 | if (hcon) | |
1852 | hci_conn_del(hcon); | |
1853 | } else { | |
1854 | amp_write_remote_assoc(hdev, cp->phy_handle); | |
1855 | } | |
1856 | ||
1857 | hci_dev_unlock(hdev); | |
a02226d6 AE |
1858 | } |
1859 | ||
0b26ab9d AE |
1860 | static void hci_cs_accept_phylink(struct hci_dev *hdev, u8 status) |
1861 | { | |
1862 | struct hci_cp_accept_phy_link *cp; | |
1863 | ||
1864 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1865 | ||
1866 | if (status) | |
1867 | return; | |
1868 | ||
1869 | cp = hci_sent_cmd_data(hdev, HCI_OP_ACCEPT_PHY_LINK); | |
1870 | if (!cp) | |
1871 | return; | |
1872 | ||
1873 | amp_write_remote_assoc(hdev, cp->phy_handle); | |
1874 | } | |
1875 | ||
cb1d68f7 JH |
1876 | static void hci_cs_le_create_conn(struct hci_dev *hdev, u8 status) |
1877 | { | |
1878 | struct hci_cp_le_create_conn *cp; | |
1879 | struct hci_conn *conn; | |
1880 | ||
1881 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1882 | ||
1883 | /* All connection failure handling is taken care of by the | |
1884 | * hci_le_conn_failed function which is triggered by the HCI | |
1885 | * request completion callbacks used for connecting. | |
1886 | */ | |
1887 | if (status) | |
1888 | return; | |
1889 | ||
1890 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_CREATE_CONN); | |
1891 | if (!cp) | |
1892 | return; | |
1893 | ||
1894 | hci_dev_lock(hdev); | |
1895 | ||
1896 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->peer_addr); | |
1897 | if (!conn) | |
1898 | goto unlock; | |
1899 | ||
1900 | /* Store the initiator and responder address information which | |
1901 | * is needed for SMP. These values will not change during the | |
1902 | * lifetime of the connection. | |
1903 | */ | |
1904 | conn->init_addr_type = cp->own_address_type; | |
1905 | if (cp->own_address_type == ADDR_LE_DEV_RANDOM) | |
1906 | bacpy(&conn->init_addr, &hdev->random_addr); | |
1907 | else | |
1908 | bacpy(&conn->init_addr, &hdev->bdaddr); | |
1909 | ||
1910 | conn->resp_addr_type = cp->peer_addr_type; | |
1911 | bacpy(&conn->resp_addr, &cp->peer_addr); | |
1912 | ||
9489eca4 JH |
1913 | /* We don't want the connection attempt to stick around |
1914 | * indefinitely since LE doesn't have a page timeout concept | |
1915 | * like BR/EDR. Set a timer for any connection that doesn't use | |
1916 | * the white list for connecting. | |
1917 | */ | |
1918 | if (cp->filter_policy == HCI_LE_USE_PEER_ADDR) | |
1919 | queue_delayed_work(conn->hdev->workqueue, | |
1920 | &conn->le_conn_timeout, | |
09ae260b | 1921 | conn->conn_timeout); |
9489eca4 | 1922 | |
cb1d68f7 JH |
1923 | unlock: |
1924 | hci_dev_unlock(hdev); | |
1925 | } | |
1926 | ||
81d0c8ad JH |
1927 | static void hci_cs_le_start_enc(struct hci_dev *hdev, u8 status) |
1928 | { | |
1929 | struct hci_cp_le_start_enc *cp; | |
1930 | struct hci_conn *conn; | |
1931 | ||
1932 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1933 | ||
1934 | if (!status) | |
1935 | return; | |
1936 | ||
1937 | hci_dev_lock(hdev); | |
1938 | ||
1939 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_START_ENC); | |
1940 | if (!cp) | |
1941 | goto unlock; | |
1942 | ||
1943 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1944 | if (!conn) | |
1945 | goto unlock; | |
1946 | ||
1947 | if (conn->state != BT_CONNECTED) | |
1948 | goto unlock; | |
1949 | ||
1950 | hci_disconnect(conn, HCI_ERROR_AUTH_FAILURE); | |
1951 | hci_conn_drop(conn); | |
1952 | ||
1953 | unlock: | |
1954 | hci_dev_unlock(hdev); | |
1955 | } | |
1956 | ||
50fc85f1 KP |
1957 | static void hci_cs_switch_role(struct hci_dev *hdev, u8 status) |
1958 | { | |
1959 | struct hci_cp_switch_role *cp; | |
1960 | struct hci_conn *conn; | |
1961 | ||
1962 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1963 | ||
1964 | if (!status) | |
1965 | return; | |
1966 | ||
1967 | cp = hci_sent_cmd_data(hdev, HCI_OP_SWITCH_ROLE); | |
1968 | if (!cp) | |
1969 | return; | |
1970 | ||
1971 | hci_dev_lock(hdev); | |
1972 | ||
1973 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
1974 | if (conn) | |
1975 | clear_bit(HCI_CONN_RSWITCH_PEND, &conn->flags); | |
1976 | ||
1977 | hci_dev_unlock(hdev); | |
1978 | } | |
1979 | ||
6039aa73 | 1980 | static void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 LT |
1981 | { |
1982 | __u8 status = *((__u8 *) skb->data); | |
30dc78e1 JH |
1983 | struct discovery_state *discov = &hdev->discovery; |
1984 | struct inquiry_entry *e; | |
1da177e4 | 1985 | |
9f1db00c | 1986 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 1987 | |
a9de9248 | 1988 | hci_conn_check_pending(hdev); |
89352e7d AG |
1989 | |
1990 | if (!test_and_clear_bit(HCI_INQUIRY, &hdev->flags)) | |
1991 | return; | |
1992 | ||
4e857c58 | 1993 | smp_mb__after_atomic(); /* wake_up_bit advises about this barrier */ |
3e13fa1e AG |
1994 | wake_up_bit(&hdev->flags, HCI_INQUIRY); |
1995 | ||
a8b2d5c2 | 1996 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
30dc78e1 JH |
1997 | return; |
1998 | ||
56e5cb86 | 1999 | hci_dev_lock(hdev); |
30dc78e1 | 2000 | |
343f935b | 2001 | if (discov->state != DISCOVERY_FINDING) |
30dc78e1 JH |
2002 | goto unlock; |
2003 | ||
2004 | if (list_empty(&discov->resolve)) { | |
2005 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
2006 | goto unlock; | |
2007 | } | |
2008 | ||
2009 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, NAME_NEEDED); | |
2010 | if (e && hci_resolve_name(hdev, e) == 0) { | |
2011 | e->name_state = NAME_PENDING; | |
2012 | hci_discovery_set_state(hdev, DISCOVERY_RESOLVING); | |
2013 | } else { | |
2014 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
2015 | } | |
2016 | ||
2017 | unlock: | |
56e5cb86 | 2018 | hci_dev_unlock(hdev); |
1da177e4 LT |
2019 | } |
2020 | ||
6039aa73 | 2021 | static void hci_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 2022 | { |
45bb4bf0 | 2023 | struct inquiry_data data; |
a9de9248 | 2024 | struct inquiry_info *info = (void *) (skb->data + 1); |
1da177e4 LT |
2025 | int num_rsp = *((__u8 *) skb->data); |
2026 | ||
2027 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
2028 | ||
45bb4bf0 MH |
2029 | if (!num_rsp) |
2030 | return; | |
2031 | ||
1519cc17 AG |
2032 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) |
2033 | return; | |
2034 | ||
1da177e4 | 2035 | hci_dev_lock(hdev); |
45bb4bf0 | 2036 | |
e17acd40 | 2037 | for (; num_rsp; num_rsp--, info++) { |
af58925c | 2038 | u32 flags; |
3175405b | 2039 | |
1da177e4 LT |
2040 | bacpy(&data.bdaddr, &info->bdaddr); |
2041 | data.pscan_rep_mode = info->pscan_rep_mode; | |
2042 | data.pscan_period_mode = info->pscan_period_mode; | |
2043 | data.pscan_mode = info->pscan_mode; | |
2044 | memcpy(data.dev_class, info->dev_class, 3); | |
2045 | data.clock_offset = info->clock_offset; | |
2046 | data.rssi = 0x00; | |
41a96212 | 2047 | data.ssp_mode = 0x00; |
3175405b | 2048 | |
af58925c MH |
2049 | flags = hci_inquiry_cache_update(hdev, &data, false); |
2050 | ||
48264f06 | 2051 | mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00, |
af58925c | 2052 | info->dev_class, 0, flags, NULL, 0, NULL, 0); |
1da177e4 | 2053 | } |
45bb4bf0 | 2054 | |
1da177e4 LT |
2055 | hci_dev_unlock(hdev); |
2056 | } | |
2057 | ||
6039aa73 | 2058 | static void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 2059 | { |
a9de9248 MH |
2060 | struct hci_ev_conn_complete *ev = (void *) skb->data; |
2061 | struct hci_conn *conn; | |
1da177e4 LT |
2062 | |
2063 | BT_DBG("%s", hdev->name); | |
2064 | ||
2065 | hci_dev_lock(hdev); | |
2066 | ||
2067 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
9499237a MH |
2068 | if (!conn) { |
2069 | if (ev->link_type != SCO_LINK) | |
2070 | goto unlock; | |
2071 | ||
2072 | conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr); | |
2073 | if (!conn) | |
2074 | goto unlock; | |
2075 | ||
2076 | conn->type = SCO_LINK; | |
2077 | } | |
1da177e4 LT |
2078 | |
2079 | if (!ev->status) { | |
2080 | conn->handle = __le16_to_cpu(ev->handle); | |
769be974 MH |
2081 | |
2082 | if (conn->type == ACL_LINK) { | |
2083 | conn->state = BT_CONFIG; | |
2084 | hci_conn_hold(conn); | |
a9ea3ed9 SJ |
2085 | |
2086 | if (!conn->out && !hci_conn_ssp_enabled(conn) && | |
2087 | !hci_find_link_key(hdev, &ev->bdaddr)) | |
2088 | conn->disc_timeout = HCI_PAIRING_TIMEOUT; | |
2089 | else | |
2090 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
769be974 MH |
2091 | } else |
2092 | conn->state = BT_CONNECTED; | |
1da177e4 | 2093 | |
7d0db0a3 MH |
2094 | hci_conn_add_sysfs(conn); |
2095 | ||
1da177e4 | 2096 | if (test_bit(HCI_AUTH, &hdev->flags)) |
4dae2798 | 2097 | set_bit(HCI_CONN_AUTH, &conn->flags); |
1da177e4 LT |
2098 | |
2099 | if (test_bit(HCI_ENCRYPT, &hdev->flags)) | |
4dae2798 | 2100 | set_bit(HCI_CONN_ENCRYPT, &conn->flags); |
1da177e4 | 2101 | |
04837f64 MH |
2102 | /* Get remote features */ |
2103 | if (conn->type == ACL_LINK) { | |
2104 | struct hci_cp_read_remote_features cp; | |
2105 | cp.handle = ev->handle; | |
769be974 | 2106 | hci_send_cmd(hdev, HCI_OP_READ_REMOTE_FEATURES, |
04124681 | 2107 | sizeof(cp), &cp); |
22f433dc JH |
2108 | |
2109 | hci_update_page_scan(hdev, NULL); | |
04837f64 MH |
2110 | } |
2111 | ||
1da177e4 | 2112 | /* Set packet type for incoming connection */ |
d095c1eb | 2113 | if (!conn->out && hdev->hci_ver < BLUETOOTH_VER_2_0) { |
1da177e4 LT |
2114 | struct hci_cp_change_conn_ptype cp; |
2115 | cp.handle = ev->handle; | |
a8746417 | 2116 | cp.pkt_type = cpu_to_le16(conn->pkt_type); |
04124681 GP |
2117 | hci_send_cmd(hdev, HCI_OP_CHANGE_CONN_PTYPE, sizeof(cp), |
2118 | &cp); | |
1da177e4 | 2119 | } |
17d5c04c | 2120 | } else { |
1da177e4 | 2121 | conn->state = BT_CLOSED; |
17d5c04c | 2122 | if (conn->type == ACL_LINK) |
64c7b77c | 2123 | mgmt_connect_failed(hdev, &conn->dst, conn->type, |
04124681 | 2124 | conn->dst_type, ev->status); |
17d5c04c | 2125 | } |
1da177e4 | 2126 | |
e73439d8 MH |
2127 | if (conn->type == ACL_LINK) |
2128 | hci_sco_setup(conn, ev->status); | |
1da177e4 | 2129 | |
769be974 MH |
2130 | if (ev->status) { |
2131 | hci_proto_connect_cfm(conn, ev->status); | |
1da177e4 | 2132 | hci_conn_del(conn); |
c89b6e6b MH |
2133 | } else if (ev->link_type != ACL_LINK) |
2134 | hci_proto_connect_cfm(conn, ev->status); | |
1da177e4 | 2135 | |
a9de9248 | 2136 | unlock: |
1da177e4 | 2137 | hci_dev_unlock(hdev); |
1da177e4 | 2138 | |
a9de9248 | 2139 | hci_conn_check_pending(hdev); |
1da177e4 LT |
2140 | } |
2141 | ||
70c46425 JH |
2142 | static void hci_reject_conn(struct hci_dev *hdev, bdaddr_t *bdaddr) |
2143 | { | |
2144 | struct hci_cp_reject_conn_req cp; | |
2145 | ||
2146 | bacpy(&cp.bdaddr, bdaddr); | |
2147 | cp.reason = HCI_ERROR_REJ_BAD_ADDR; | |
2148 | hci_send_cmd(hdev, HCI_OP_REJECT_CONN_REQ, sizeof(cp), &cp); | |
2149 | } | |
2150 | ||
6039aa73 | 2151 | static void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 2152 | { |
a9de9248 MH |
2153 | struct hci_ev_conn_request *ev = (void *) skb->data; |
2154 | int mask = hdev->link_mode; | |
70c46425 JH |
2155 | struct inquiry_entry *ie; |
2156 | struct hci_conn *conn; | |
20714bfe | 2157 | __u8 flags = 0; |
1da177e4 | 2158 | |
6ed93dc6 | 2159 | BT_DBG("%s bdaddr %pMR type 0x%x", hdev->name, &ev->bdaddr, |
807deac2 | 2160 | ev->link_type); |
1da177e4 | 2161 | |
20714bfe FD |
2162 | mask |= hci_proto_connect_ind(hdev, &ev->bdaddr, ev->link_type, |
2163 | &flags); | |
1da177e4 | 2164 | |
70c46425 JH |
2165 | if (!(mask & HCI_LM_ACCEPT)) { |
2166 | hci_reject_conn(hdev, &ev->bdaddr); | |
2167 | return; | |
2168 | } | |
2169 | ||
46c4c941 JH |
2170 | if (hci_bdaddr_list_lookup(&hdev->blacklist, &ev->bdaddr, |
2171 | BDADDR_BREDR)) { | |
2172 | hci_reject_conn(hdev, &ev->bdaddr); | |
2173 | return; | |
2174 | } | |
2175 | ||
2176 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags) && | |
2177 | !hci_bdaddr_list_lookup(&hdev->whitelist, &ev->bdaddr, | |
2178 | BDADDR_BREDR)) { | |
2179 | hci_reject_conn(hdev, &ev->bdaddr); | |
2180 | return; | |
70c46425 | 2181 | } |
1da177e4 | 2182 | |
70c46425 | 2183 | /* Connection accepted */ |
b6a0dc82 | 2184 | |
70c46425 JH |
2185 | hci_dev_lock(hdev); |
2186 | ||
2187 | ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr); | |
2188 | if (ie) | |
2189 | memcpy(ie->data.dev_class, ev->dev_class, 3); | |
c7bdd502 | 2190 | |
70c46425 JH |
2191 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, |
2192 | &ev->bdaddr); | |
2193 | if (!conn) { | |
a5c4e309 JH |
2194 | conn = hci_conn_add(hdev, ev->link_type, &ev->bdaddr, |
2195 | HCI_ROLE_SLAVE); | |
a9de9248 | 2196 | if (!conn) { |
70c46425 JH |
2197 | BT_ERR("No memory for new connection"); |
2198 | hci_dev_unlock(hdev); | |
2199 | return; | |
1da177e4 | 2200 | } |
70c46425 | 2201 | } |
b6a0dc82 | 2202 | |
70c46425 | 2203 | memcpy(conn->dev_class, ev->dev_class, 3); |
b6a0dc82 | 2204 | |
70c46425 | 2205 | hci_dev_unlock(hdev); |
1da177e4 | 2206 | |
70c46425 JH |
2207 | if (ev->link_type == ACL_LINK || |
2208 | (!(flags & HCI_PROTO_DEFER) && !lmp_esco_capable(hdev))) { | |
2209 | struct hci_cp_accept_conn_req cp; | |
2210 | conn->state = BT_CONNECT; | |
1da177e4 | 2211 | |
70c46425 | 2212 | bacpy(&cp.bdaddr, &ev->bdaddr); |
b6a0dc82 | 2213 | |
70c46425 JH |
2214 | if (lmp_rswitch_capable(hdev) && (mask & HCI_LM_MASTER)) |
2215 | cp.role = 0x00; /* Become master */ | |
2216 | else | |
2217 | cp.role = 0x01; /* Remain slave */ | |
b6a0dc82 | 2218 | |
70c46425 JH |
2219 | hci_send_cmd(hdev, HCI_OP_ACCEPT_CONN_REQ, sizeof(cp), &cp); |
2220 | } else if (!(flags & HCI_PROTO_DEFER)) { | |
2221 | struct hci_cp_accept_sync_conn_req cp; | |
2222 | conn->state = BT_CONNECT; | |
b6a0dc82 | 2223 | |
70c46425 JH |
2224 | bacpy(&cp.bdaddr, &ev->bdaddr); |
2225 | cp.pkt_type = cpu_to_le16(conn->pkt_type); | |
b6a0dc82 | 2226 | |
70c46425 JH |
2227 | cp.tx_bandwidth = cpu_to_le32(0x00001f40); |
2228 | cp.rx_bandwidth = cpu_to_le32(0x00001f40); | |
2229 | cp.max_latency = cpu_to_le16(0xffff); | |
2230 | cp.content_format = cpu_to_le16(hdev->voice_setting); | |
2231 | cp.retrans_effort = 0xff; | |
1da177e4 | 2232 | |
70c46425 JH |
2233 | hci_send_cmd(hdev, HCI_OP_ACCEPT_SYNC_CONN_REQ, sizeof(cp), |
2234 | &cp); | |
a9de9248 | 2235 | } else { |
70c46425 JH |
2236 | conn->state = BT_CONNECT2; |
2237 | hci_proto_connect_cfm(conn, 0); | |
1da177e4 | 2238 | } |
1da177e4 LT |
2239 | } |
2240 | ||
f0d6a0ea MA |
2241 | static u8 hci_to_mgmt_reason(u8 err) |
2242 | { | |
2243 | switch (err) { | |
2244 | case HCI_ERROR_CONNECTION_TIMEOUT: | |
2245 | return MGMT_DEV_DISCONN_TIMEOUT; | |
2246 | case HCI_ERROR_REMOTE_USER_TERM: | |
2247 | case HCI_ERROR_REMOTE_LOW_RESOURCES: | |
2248 | case HCI_ERROR_REMOTE_POWER_OFF: | |
2249 | return MGMT_DEV_DISCONN_REMOTE; | |
2250 | case HCI_ERROR_LOCAL_HOST_TERM: | |
2251 | return MGMT_DEV_DISCONN_LOCAL_HOST; | |
2252 | default: | |
2253 | return MGMT_DEV_DISCONN_UNKNOWN; | |
2254 | } | |
2255 | } | |
2256 | ||
6039aa73 | 2257 | static void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
04837f64 | 2258 | { |
a9de9248 | 2259 | struct hci_ev_disconn_complete *ev = (void *) skb->data; |
abf54a50 | 2260 | u8 reason = hci_to_mgmt_reason(ev->reason); |
9fcb18ef | 2261 | struct hci_conn_params *params; |
04837f64 | 2262 | struct hci_conn *conn; |
12d4a3b2 | 2263 | bool mgmt_connected; |
3846220b | 2264 | u8 type; |
04837f64 | 2265 | |
9f1db00c | 2266 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
04837f64 MH |
2267 | |
2268 | hci_dev_lock(hdev); | |
2269 | ||
2270 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
f7520543 JH |
2271 | if (!conn) |
2272 | goto unlock; | |
7d0db0a3 | 2273 | |
abf54a50 AG |
2274 | if (ev->status) { |
2275 | mgmt_disconnect_failed(hdev, &conn->dst, conn->type, | |
2276 | conn->dst_type, ev->status); | |
2277 | goto unlock; | |
37d9ef76 | 2278 | } |
f7520543 | 2279 | |
3846220b AG |
2280 | conn->state = BT_CLOSED; |
2281 | ||
12d4a3b2 JH |
2282 | mgmt_connected = test_and_clear_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags); |
2283 | mgmt_device_disconnected(hdev, &conn->dst, conn->type, conn->dst_type, | |
2284 | reason, mgmt_connected); | |
abf54a50 | 2285 | |
22f433dc JH |
2286 | if (conn->type == ACL_LINK) { |
2287 | if (test_bit(HCI_CONN_FLUSH_KEY, &conn->flags)) | |
2288 | hci_remove_link_key(hdev, &conn->dst); | |
2289 | ||
2290 | hci_update_page_scan(hdev, NULL); | |
2291 | } | |
2210246c | 2292 | |
9fcb18ef AG |
2293 | params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type); |
2294 | if (params) { | |
2295 | switch (params->auto_connect) { | |
2296 | case HCI_AUTO_CONN_LINK_LOSS: | |
2297 | if (ev->reason != HCI_ERROR_CONNECTION_TIMEOUT) | |
2298 | break; | |
2299 | /* Fall through */ | |
2300 | ||
4b9e7e75 | 2301 | case HCI_AUTO_CONN_DIRECT: |
9fcb18ef | 2302 | case HCI_AUTO_CONN_ALWAYS: |
418025d1 JH |
2303 | list_del_init(¶ms->action); |
2304 | list_add(¶ms->action, &hdev->pend_le_conns); | |
2305 | hci_update_background_scan(hdev); | |
9fcb18ef AG |
2306 | break; |
2307 | ||
2308 | default: | |
2309 | break; | |
2310 | } | |
2311 | } | |
2312 | ||
3846220b | 2313 | type = conn->type; |
2210246c | 2314 | |
3846220b AG |
2315 | hci_proto_disconn_cfm(conn, ev->reason); |
2316 | hci_conn_del(conn); | |
2317 | ||
2318 | /* Re-enable advertising if necessary, since it might | |
2319 | * have been disabled by the connection. From the | |
2320 | * HCI_LE_Set_Advertise_Enable command description in | |
2321 | * the core specification (v4.0): | |
2322 | * "The Controller shall continue advertising until the Host | |
2323 | * issues an LE_Set_Advertise_Enable command with | |
2324 | * Advertising_Enable set to 0x00 (Advertising is disabled) | |
2325 | * or until a connection is created or until the Advertising | |
2326 | * is timed out due to Directed Advertising." | |
2327 | */ | |
2328 | if (type == LE_LINK) | |
2329 | mgmt_reenable_advertising(hdev); | |
f7520543 JH |
2330 | |
2331 | unlock: | |
04837f64 MH |
2332 | hci_dev_unlock(hdev); |
2333 | } | |
2334 | ||
6039aa73 | 2335 | static void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 2336 | { |
a9de9248 | 2337 | struct hci_ev_auth_complete *ev = (void *) skb->data; |
04837f64 | 2338 | struct hci_conn *conn; |
1da177e4 | 2339 | |
9f1db00c | 2340 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
1da177e4 LT |
2341 | |
2342 | hci_dev_lock(hdev); | |
2343 | ||
04837f64 | 2344 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
d7556e20 WR |
2345 | if (!conn) |
2346 | goto unlock; | |
2347 | ||
2348 | if (!ev->status) { | |
aa64a8b5 | 2349 | if (!hci_conn_ssp_enabled(conn) && |
807deac2 | 2350 | test_bit(HCI_CONN_REAUTH_PEND, &conn->flags)) { |
d7556e20 | 2351 | BT_INFO("re-auth of legacy device is not possible."); |
2a611692 | 2352 | } else { |
4dae2798 | 2353 | set_bit(HCI_CONN_AUTH, &conn->flags); |
d7556e20 | 2354 | conn->sec_level = conn->pending_sec_level; |
2a611692 | 2355 | } |
d7556e20 | 2356 | } else { |
e1e930f5 | 2357 | mgmt_auth_failed(conn, ev->status); |
d7556e20 | 2358 | } |
1da177e4 | 2359 | |
51a8efd7 JH |
2360 | clear_bit(HCI_CONN_AUTH_PEND, &conn->flags); |
2361 | clear_bit(HCI_CONN_REAUTH_PEND, &conn->flags); | |
1da177e4 | 2362 | |
d7556e20 | 2363 | if (conn->state == BT_CONFIG) { |
aa64a8b5 | 2364 | if (!ev->status && hci_conn_ssp_enabled(conn)) { |
d7556e20 WR |
2365 | struct hci_cp_set_conn_encrypt cp; |
2366 | cp.handle = ev->handle; | |
2367 | cp.encrypt = 0x01; | |
2368 | hci_send_cmd(hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), | |
807deac2 | 2369 | &cp); |
052b30b0 | 2370 | } else { |
d7556e20 WR |
2371 | conn->state = BT_CONNECTED; |
2372 | hci_proto_connect_cfm(conn, ev->status); | |
76a68ba0 | 2373 | hci_conn_drop(conn); |
052b30b0 | 2374 | } |
d7556e20 WR |
2375 | } else { |
2376 | hci_auth_cfm(conn, ev->status); | |
052b30b0 | 2377 | |
d7556e20 WR |
2378 | hci_conn_hold(conn); |
2379 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
76a68ba0 | 2380 | hci_conn_drop(conn); |
d7556e20 WR |
2381 | } |
2382 | ||
51a8efd7 | 2383 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) { |
d7556e20 WR |
2384 | if (!ev->status) { |
2385 | struct hci_cp_set_conn_encrypt cp; | |
2386 | cp.handle = ev->handle; | |
2387 | cp.encrypt = 0x01; | |
2388 | hci_send_cmd(hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), | |
807deac2 | 2389 | &cp); |
d7556e20 | 2390 | } else { |
51a8efd7 | 2391 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags); |
d7556e20 | 2392 | hci_encrypt_cfm(conn, ev->status, 0x00); |
1da177e4 LT |
2393 | } |
2394 | } | |
2395 | ||
d7556e20 | 2396 | unlock: |
1da177e4 LT |
2397 | hci_dev_unlock(hdev); |
2398 | } | |
2399 | ||
6039aa73 | 2400 | static void hci_remote_name_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 2401 | { |
127178d2 JH |
2402 | struct hci_ev_remote_name *ev = (void *) skb->data; |
2403 | struct hci_conn *conn; | |
2404 | ||
a9de9248 | 2405 | BT_DBG("%s", hdev->name); |
1da177e4 | 2406 | |
a9de9248 | 2407 | hci_conn_check_pending(hdev); |
127178d2 JH |
2408 | |
2409 | hci_dev_lock(hdev); | |
2410 | ||
b644ba33 | 2411 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); |
30dc78e1 | 2412 | |
b644ba33 JH |
2413 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
2414 | goto check_auth; | |
a88a9652 | 2415 | |
b644ba33 JH |
2416 | if (ev->status == 0) |
2417 | hci_check_pending_name(hdev, conn, &ev->bdaddr, ev->name, | |
04124681 | 2418 | strnlen(ev->name, HCI_MAX_NAME_LENGTH)); |
b644ba33 JH |
2419 | else |
2420 | hci_check_pending_name(hdev, conn, &ev->bdaddr, NULL, 0); | |
2421 | ||
2422 | check_auth: | |
79c6c70c JH |
2423 | if (!conn) |
2424 | goto unlock; | |
2425 | ||
2426 | if (!hci_outgoing_auth_needed(hdev, conn)) | |
2427 | goto unlock; | |
2428 | ||
51a8efd7 | 2429 | if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->flags)) { |
127178d2 | 2430 | struct hci_cp_auth_requested cp; |
977f8fce JH |
2431 | |
2432 | set_bit(HCI_CONN_AUTH_INITIATOR, &conn->flags); | |
2433 | ||
127178d2 JH |
2434 | cp.handle = __cpu_to_le16(conn->handle); |
2435 | hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, sizeof(cp), &cp); | |
2436 | } | |
2437 | ||
79c6c70c | 2438 | unlock: |
127178d2 | 2439 | hci_dev_unlock(hdev); |
a9de9248 MH |
2440 | } |
2441 | ||
6039aa73 | 2442 | static void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 MH |
2443 | { |
2444 | struct hci_ev_encrypt_change *ev = (void *) skb->data; | |
2445 | struct hci_conn *conn; | |
2446 | ||
9f1db00c | 2447 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
1da177e4 LT |
2448 | |
2449 | hci_dev_lock(hdev); | |
2450 | ||
04837f64 | 2451 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
dc8357cc MH |
2452 | if (!conn) |
2453 | goto unlock; | |
1da177e4 | 2454 | |
dc8357cc MH |
2455 | if (!ev->status) { |
2456 | if (ev->encrypt) { | |
2457 | /* Encryption implies authentication */ | |
4dae2798 JH |
2458 | set_bit(HCI_CONN_AUTH, &conn->flags); |
2459 | set_bit(HCI_CONN_ENCRYPT, &conn->flags); | |
dc8357cc | 2460 | conn->sec_level = conn->pending_sec_level; |
abf76bad | 2461 | |
914a6ffe MH |
2462 | /* P-256 authentication key implies FIPS */ |
2463 | if (conn->key_type == HCI_LK_AUTH_COMBINATION_P256) | |
4dae2798 | 2464 | set_bit(HCI_CONN_FIPS, &conn->flags); |
914a6ffe | 2465 | |
abf76bad MH |
2466 | if ((conn->type == ACL_LINK && ev->encrypt == 0x02) || |
2467 | conn->type == LE_LINK) | |
2468 | set_bit(HCI_CONN_AES_CCM, &conn->flags); | |
2469 | } else { | |
4dae2798 | 2470 | clear_bit(HCI_CONN_ENCRYPT, &conn->flags); |
abf76bad MH |
2471 | clear_bit(HCI_CONN_AES_CCM, &conn->flags); |
2472 | } | |
dc8357cc | 2473 | } |
a7d7723a | 2474 | |
7ed3fa20 JH |
2475 | /* We should disregard the current RPA and generate a new one |
2476 | * whenever the encryption procedure fails. | |
2477 | */ | |
2478 | if (ev->status && conn->type == LE_LINK) | |
2479 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
2480 | ||
dc8357cc | 2481 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags); |
f8558555 | 2482 | |
dc8357cc MH |
2483 | if (ev->status && conn->state == BT_CONNECTED) { |
2484 | hci_disconnect(conn, HCI_ERROR_AUTH_FAILURE); | |
2485 | hci_conn_drop(conn); | |
2486 | goto unlock; | |
1da177e4 LT |
2487 | } |
2488 | ||
dc8357cc MH |
2489 | if (conn->state == BT_CONFIG) { |
2490 | if (!ev->status) | |
2491 | conn->state = BT_CONNECTED; | |
2492 | ||
40b552aa MH |
2493 | /* In Secure Connections Only mode, do not allow any |
2494 | * connections that are not encrypted with AES-CCM | |
2495 | * using a P-256 authenticated combination key. | |
2496 | */ | |
2497 | if (test_bit(HCI_SC_ONLY, &hdev->dev_flags) && | |
2498 | (!test_bit(HCI_CONN_AES_CCM, &conn->flags) || | |
2499 | conn->key_type != HCI_LK_AUTH_COMBINATION_P256)) { | |
2500 | hci_proto_connect_cfm(conn, HCI_ERROR_AUTH_FAILURE); | |
2501 | hci_conn_drop(conn); | |
2502 | goto unlock; | |
2503 | } | |
2504 | ||
dc8357cc MH |
2505 | hci_proto_connect_cfm(conn, ev->status); |
2506 | hci_conn_drop(conn); | |
2507 | } else | |
2508 | hci_encrypt_cfm(conn, ev->status, ev->encrypt); | |
2509 | ||
a7d7723a | 2510 | unlock: |
1da177e4 LT |
2511 | hci_dev_unlock(hdev); |
2512 | } | |
2513 | ||
6039aa73 GP |
2514 | static void hci_change_link_key_complete_evt(struct hci_dev *hdev, |
2515 | struct sk_buff *skb) | |
1da177e4 | 2516 | { |
a9de9248 | 2517 | struct hci_ev_change_link_key_complete *ev = (void *) skb->data; |
04837f64 | 2518 | struct hci_conn *conn; |
1da177e4 | 2519 | |
9f1db00c | 2520 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
1da177e4 LT |
2521 | |
2522 | hci_dev_lock(hdev); | |
2523 | ||
04837f64 | 2524 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
2525 | if (conn) { |
2526 | if (!ev->status) | |
4dae2798 | 2527 | set_bit(HCI_CONN_SECURE, &conn->flags); |
1da177e4 | 2528 | |
51a8efd7 | 2529 | clear_bit(HCI_CONN_AUTH_PEND, &conn->flags); |
1da177e4 LT |
2530 | |
2531 | hci_key_change_cfm(conn, ev->status); | |
2532 | } | |
2533 | ||
2534 | hci_dev_unlock(hdev); | |
2535 | } | |
2536 | ||
6039aa73 GP |
2537 | static void hci_remote_features_evt(struct hci_dev *hdev, |
2538 | struct sk_buff *skb) | |
1da177e4 | 2539 | { |
a9de9248 MH |
2540 | struct hci_ev_remote_features *ev = (void *) skb->data; |
2541 | struct hci_conn *conn; | |
2542 | ||
9f1db00c | 2543 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
a9de9248 | 2544 | |
a9de9248 MH |
2545 | hci_dev_lock(hdev); |
2546 | ||
2547 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
ccd556fe JH |
2548 | if (!conn) |
2549 | goto unlock; | |
769be974 | 2550 | |
ccd556fe | 2551 | if (!ev->status) |
cad718ed | 2552 | memcpy(conn->features[0], ev->features, 8); |
ccd556fe JH |
2553 | |
2554 | if (conn->state != BT_CONFIG) | |
2555 | goto unlock; | |
2556 | ||
2557 | if (!ev->status && lmp_ssp_capable(hdev) && lmp_ssp_capable(conn)) { | |
2558 | struct hci_cp_read_remote_ext_features cp; | |
2559 | cp.handle = ev->handle; | |
2560 | cp.page = 0x01; | |
2561 | hci_send_cmd(hdev, HCI_OP_READ_REMOTE_EXT_FEATURES, | |
807deac2 | 2562 | sizeof(cp), &cp); |
392599b9 JH |
2563 | goto unlock; |
2564 | } | |
2565 | ||
671267bf | 2566 | if (!ev->status && !test_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) { |
127178d2 JH |
2567 | struct hci_cp_remote_name_req cp; |
2568 | memset(&cp, 0, sizeof(cp)); | |
2569 | bacpy(&cp.bdaddr, &conn->dst); | |
2570 | cp.pscan_rep_mode = 0x02; | |
2571 | hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp); | |
b644ba33 | 2572 | } else if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) |
48ec92fa | 2573 | mgmt_device_connected(hdev, conn, 0, NULL, 0); |
392599b9 | 2574 | |
127178d2 | 2575 | if (!hci_outgoing_auth_needed(hdev, conn)) { |
ccd556fe JH |
2576 | conn->state = BT_CONNECTED; |
2577 | hci_proto_connect_cfm(conn, ev->status); | |
76a68ba0 | 2578 | hci_conn_drop(conn); |
769be974 | 2579 | } |
a9de9248 | 2580 | |
ccd556fe | 2581 | unlock: |
a9de9248 | 2582 | hci_dev_unlock(hdev); |
1da177e4 LT |
2583 | } |
2584 | ||
6039aa73 | 2585 | static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 MH |
2586 | { |
2587 | struct hci_ev_cmd_complete *ev = (void *) skb->data; | |
9238f36a | 2588 | u8 status = skb->data[sizeof(*ev)]; |
a9de9248 MH |
2589 | __u16 opcode; |
2590 | ||
2591 | skb_pull(skb, sizeof(*ev)); | |
2592 | ||
2593 | opcode = __le16_to_cpu(ev->opcode); | |
2594 | ||
2595 | switch (opcode) { | |
2596 | case HCI_OP_INQUIRY_CANCEL: | |
2597 | hci_cc_inquiry_cancel(hdev, skb); | |
2598 | break; | |
2599 | ||
4d93483b AG |
2600 | case HCI_OP_PERIODIC_INQ: |
2601 | hci_cc_periodic_inq(hdev, skb); | |
2602 | break; | |
2603 | ||
a9de9248 MH |
2604 | case HCI_OP_EXIT_PERIODIC_INQ: |
2605 | hci_cc_exit_periodic_inq(hdev, skb); | |
2606 | break; | |
2607 | ||
2608 | case HCI_OP_REMOTE_NAME_REQ_CANCEL: | |
2609 | hci_cc_remote_name_req_cancel(hdev, skb); | |
2610 | break; | |
2611 | ||
2612 | case HCI_OP_ROLE_DISCOVERY: | |
2613 | hci_cc_role_discovery(hdev, skb); | |
2614 | break; | |
2615 | ||
e4e8e37c MH |
2616 | case HCI_OP_READ_LINK_POLICY: |
2617 | hci_cc_read_link_policy(hdev, skb); | |
2618 | break; | |
2619 | ||
a9de9248 MH |
2620 | case HCI_OP_WRITE_LINK_POLICY: |
2621 | hci_cc_write_link_policy(hdev, skb); | |
2622 | break; | |
2623 | ||
e4e8e37c MH |
2624 | case HCI_OP_READ_DEF_LINK_POLICY: |
2625 | hci_cc_read_def_link_policy(hdev, skb); | |
2626 | break; | |
2627 | ||
2628 | case HCI_OP_WRITE_DEF_LINK_POLICY: | |
2629 | hci_cc_write_def_link_policy(hdev, skb); | |
2630 | break; | |
2631 | ||
a9de9248 MH |
2632 | case HCI_OP_RESET: |
2633 | hci_cc_reset(hdev, skb); | |
2634 | break; | |
2635 | ||
2636 | case HCI_OP_WRITE_LOCAL_NAME: | |
2637 | hci_cc_write_local_name(hdev, skb); | |
2638 | break; | |
2639 | ||
2640 | case HCI_OP_READ_LOCAL_NAME: | |
2641 | hci_cc_read_local_name(hdev, skb); | |
2642 | break; | |
2643 | ||
2644 | case HCI_OP_WRITE_AUTH_ENABLE: | |
2645 | hci_cc_write_auth_enable(hdev, skb); | |
2646 | break; | |
2647 | ||
2648 | case HCI_OP_WRITE_ENCRYPT_MODE: | |
2649 | hci_cc_write_encrypt_mode(hdev, skb); | |
2650 | break; | |
2651 | ||
2652 | case HCI_OP_WRITE_SCAN_ENABLE: | |
2653 | hci_cc_write_scan_enable(hdev, skb); | |
2654 | break; | |
2655 | ||
2656 | case HCI_OP_READ_CLASS_OF_DEV: | |
2657 | hci_cc_read_class_of_dev(hdev, skb); | |
2658 | break; | |
2659 | ||
2660 | case HCI_OP_WRITE_CLASS_OF_DEV: | |
2661 | hci_cc_write_class_of_dev(hdev, skb); | |
2662 | break; | |
2663 | ||
2664 | case HCI_OP_READ_VOICE_SETTING: | |
2665 | hci_cc_read_voice_setting(hdev, skb); | |
2666 | break; | |
2667 | ||
2668 | case HCI_OP_WRITE_VOICE_SETTING: | |
2669 | hci_cc_write_voice_setting(hdev, skb); | |
2670 | break; | |
2671 | ||
b4cb9fb2 MH |
2672 | case HCI_OP_READ_NUM_SUPPORTED_IAC: |
2673 | hci_cc_read_num_supported_iac(hdev, skb); | |
2674 | break; | |
2675 | ||
333140b5 MH |
2676 | case HCI_OP_WRITE_SSP_MODE: |
2677 | hci_cc_write_ssp_mode(hdev, skb); | |
2678 | break; | |
2679 | ||
eac83dc6 MH |
2680 | case HCI_OP_WRITE_SC_SUPPORT: |
2681 | hci_cc_write_sc_support(hdev, skb); | |
2682 | break; | |
2683 | ||
a9de9248 MH |
2684 | case HCI_OP_READ_LOCAL_VERSION: |
2685 | hci_cc_read_local_version(hdev, skb); | |
2686 | break; | |
2687 | ||
2688 | case HCI_OP_READ_LOCAL_COMMANDS: | |
2689 | hci_cc_read_local_commands(hdev, skb); | |
2690 | break; | |
2691 | ||
2692 | case HCI_OP_READ_LOCAL_FEATURES: | |
2693 | hci_cc_read_local_features(hdev, skb); | |
2694 | break; | |
2695 | ||
971e3a4b AG |
2696 | case HCI_OP_READ_LOCAL_EXT_FEATURES: |
2697 | hci_cc_read_local_ext_features(hdev, skb); | |
2698 | break; | |
2699 | ||
a9de9248 MH |
2700 | case HCI_OP_READ_BUFFER_SIZE: |
2701 | hci_cc_read_buffer_size(hdev, skb); | |
2702 | break; | |
2703 | ||
2704 | case HCI_OP_READ_BD_ADDR: | |
2705 | hci_cc_read_bd_addr(hdev, skb); | |
2706 | break; | |
2707 | ||
f332ec66 JH |
2708 | case HCI_OP_READ_PAGE_SCAN_ACTIVITY: |
2709 | hci_cc_read_page_scan_activity(hdev, skb); | |
2710 | break; | |
2711 | ||
4a3ee763 JH |
2712 | case HCI_OP_WRITE_PAGE_SCAN_ACTIVITY: |
2713 | hci_cc_write_page_scan_activity(hdev, skb); | |
2714 | break; | |
2715 | ||
f332ec66 JH |
2716 | case HCI_OP_READ_PAGE_SCAN_TYPE: |
2717 | hci_cc_read_page_scan_type(hdev, skb); | |
2718 | break; | |
2719 | ||
4a3ee763 JH |
2720 | case HCI_OP_WRITE_PAGE_SCAN_TYPE: |
2721 | hci_cc_write_page_scan_type(hdev, skb); | |
2722 | break; | |
2723 | ||
350ee4cf AE |
2724 | case HCI_OP_READ_DATA_BLOCK_SIZE: |
2725 | hci_cc_read_data_block_size(hdev, skb); | |
2726 | break; | |
2727 | ||
1e89cffb AE |
2728 | case HCI_OP_READ_FLOW_CONTROL_MODE: |
2729 | hci_cc_read_flow_control_mode(hdev, skb); | |
2730 | break; | |
2731 | ||
928abaa7 AE |
2732 | case HCI_OP_READ_LOCAL_AMP_INFO: |
2733 | hci_cc_read_local_amp_info(hdev, skb); | |
2734 | break; | |
2735 | ||
33f35721 JH |
2736 | case HCI_OP_READ_CLOCK: |
2737 | hci_cc_read_clock(hdev, skb); | |
2738 | break; | |
2739 | ||
903e4541 AE |
2740 | case HCI_OP_READ_LOCAL_AMP_ASSOC: |
2741 | hci_cc_read_local_amp_assoc(hdev, skb); | |
2742 | break; | |
2743 | ||
d5859e22 JH |
2744 | case HCI_OP_READ_INQ_RSP_TX_POWER: |
2745 | hci_cc_read_inq_rsp_tx_power(hdev, skb); | |
2746 | break; | |
2747 | ||
980e1a53 JH |
2748 | case HCI_OP_PIN_CODE_REPLY: |
2749 | hci_cc_pin_code_reply(hdev, skb); | |
2750 | break; | |
2751 | ||
2752 | case HCI_OP_PIN_CODE_NEG_REPLY: | |
2753 | hci_cc_pin_code_neg_reply(hdev, skb); | |
2754 | break; | |
2755 | ||
c35938b2 | 2756 | case HCI_OP_READ_LOCAL_OOB_DATA: |
4d2d2796 MH |
2757 | hci_cc_read_local_oob_data(hdev, skb); |
2758 | break; | |
2759 | ||
2760 | case HCI_OP_READ_LOCAL_OOB_EXT_DATA: | |
2761 | hci_cc_read_local_oob_ext_data(hdev, skb); | |
c35938b2 SJ |
2762 | break; |
2763 | ||
6ed58ec5 VT |
2764 | case HCI_OP_LE_READ_BUFFER_SIZE: |
2765 | hci_cc_le_read_buffer_size(hdev, skb); | |
2766 | break; | |
2767 | ||
60e77321 JH |
2768 | case HCI_OP_LE_READ_LOCAL_FEATURES: |
2769 | hci_cc_le_read_local_features(hdev, skb); | |
2770 | break; | |
2771 | ||
8fa19098 JH |
2772 | case HCI_OP_LE_READ_ADV_TX_POWER: |
2773 | hci_cc_le_read_adv_tx_power(hdev, skb); | |
2774 | break; | |
2775 | ||
a5c29683 JH |
2776 | case HCI_OP_USER_CONFIRM_REPLY: |
2777 | hci_cc_user_confirm_reply(hdev, skb); | |
2778 | break; | |
2779 | ||
2780 | case HCI_OP_USER_CONFIRM_NEG_REPLY: | |
2781 | hci_cc_user_confirm_neg_reply(hdev, skb); | |
2782 | break; | |
2783 | ||
1143d458 BG |
2784 | case HCI_OP_USER_PASSKEY_REPLY: |
2785 | hci_cc_user_passkey_reply(hdev, skb); | |
2786 | break; | |
2787 | ||
2788 | case HCI_OP_USER_PASSKEY_NEG_REPLY: | |
2789 | hci_cc_user_passkey_neg_reply(hdev, skb); | |
16cde993 | 2790 | break; |
07f7fa5d | 2791 | |
7a4cd51d MH |
2792 | case HCI_OP_LE_SET_RANDOM_ADDR: |
2793 | hci_cc_le_set_random_addr(hdev, skb); | |
2794 | break; | |
2795 | ||
c1d5dc4a JH |
2796 | case HCI_OP_LE_SET_ADV_ENABLE: |
2797 | hci_cc_le_set_adv_enable(hdev, skb); | |
2798 | break; | |
2799 | ||
533553f8 MH |
2800 | case HCI_OP_LE_SET_SCAN_PARAM: |
2801 | hci_cc_le_set_scan_param(hdev, skb); | |
2802 | break; | |
2803 | ||
eb9d91f5 AG |
2804 | case HCI_OP_LE_SET_SCAN_ENABLE: |
2805 | hci_cc_le_set_scan_enable(hdev, skb); | |
2806 | break; | |
2807 | ||
cf1d081f JH |
2808 | case HCI_OP_LE_READ_WHITE_LIST_SIZE: |
2809 | hci_cc_le_read_white_list_size(hdev, skb); | |
2810 | break; | |
2811 | ||
0f36b589 MH |
2812 | case HCI_OP_LE_CLEAR_WHITE_LIST: |
2813 | hci_cc_le_clear_white_list(hdev, skb); | |
2814 | break; | |
2815 | ||
2816 | case HCI_OP_LE_ADD_TO_WHITE_LIST: | |
2817 | hci_cc_le_add_to_white_list(hdev, skb); | |
2818 | break; | |
2819 | ||
2820 | case HCI_OP_LE_DEL_FROM_WHITE_LIST: | |
2821 | hci_cc_le_del_from_white_list(hdev, skb); | |
2822 | break; | |
2823 | ||
9b008c04 JH |
2824 | case HCI_OP_LE_READ_SUPPORTED_STATES: |
2825 | hci_cc_le_read_supported_states(hdev, skb); | |
2826 | break; | |
2827 | ||
f9b49306 AG |
2828 | case HCI_OP_WRITE_LE_HOST_SUPPORTED: |
2829 | hci_cc_write_le_host_supported(hdev, skb); | |
2830 | break; | |
2831 | ||
56ed2cb8 JH |
2832 | case HCI_OP_LE_SET_ADV_PARAM: |
2833 | hci_cc_set_adv_param(hdev, skb); | |
2834 | break; | |
2835 | ||
93c284ee AE |
2836 | case HCI_OP_WRITE_REMOTE_AMP_ASSOC: |
2837 | hci_cc_write_remote_amp_assoc(hdev, skb); | |
2838 | break; | |
2839 | ||
5ae76a94 AK |
2840 | case HCI_OP_READ_RSSI: |
2841 | hci_cc_read_rssi(hdev, skb); | |
2842 | break; | |
2843 | ||
5a134fae AK |
2844 | case HCI_OP_READ_TX_POWER: |
2845 | hci_cc_read_tx_power(hdev, skb); | |
2846 | break; | |
2847 | ||
a9de9248 | 2848 | default: |
9f1db00c | 2849 | BT_DBG("%s opcode 0x%4.4x", hdev->name, opcode); |
a9de9248 MH |
2850 | break; |
2851 | } | |
2852 | ||
ad82cdd1 | 2853 | if (opcode != HCI_OP_NOP) |
65cc2b49 | 2854 | cancel_delayed_work(&hdev->cmd_timer); |
6bd32326 | 2855 | |
ad82cdd1 | 2856 | hci_req_cmd_complete(hdev, opcode, status); |
9238f36a | 2857 | |
dbccd791 | 2858 | if (ev->ncmd && !test_bit(HCI_RESET, &hdev->flags)) { |
a9de9248 MH |
2859 | atomic_set(&hdev->cmd_cnt, 1); |
2860 | if (!skb_queue_empty(&hdev->cmd_q)) | |
c347b765 | 2861 | queue_work(hdev->workqueue, &hdev->cmd_work); |
a9de9248 MH |
2862 | } |
2863 | } | |
2864 | ||
6039aa73 | 2865 | static void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 MH |
2866 | { |
2867 | struct hci_ev_cmd_status *ev = (void *) skb->data; | |
2868 | __u16 opcode; | |
2869 | ||
2870 | skb_pull(skb, sizeof(*ev)); | |
2871 | ||
2872 | opcode = __le16_to_cpu(ev->opcode); | |
2873 | ||
2874 | switch (opcode) { | |
2875 | case HCI_OP_INQUIRY: | |
2876 | hci_cs_inquiry(hdev, ev->status); | |
2877 | break; | |
2878 | ||
2879 | case HCI_OP_CREATE_CONN: | |
2880 | hci_cs_create_conn(hdev, ev->status); | |
2881 | break; | |
2882 | ||
9645c76c KP |
2883 | case HCI_OP_DISCONNECT: |
2884 | hci_cs_disconnect(hdev, ev->status); | |
2885 | break; | |
2886 | ||
a9de9248 MH |
2887 | case HCI_OP_ADD_SCO: |
2888 | hci_cs_add_sco(hdev, ev->status); | |
2889 | break; | |
2890 | ||
f8558555 MH |
2891 | case HCI_OP_AUTH_REQUESTED: |
2892 | hci_cs_auth_requested(hdev, ev->status); | |
2893 | break; | |
2894 | ||
2895 | case HCI_OP_SET_CONN_ENCRYPT: | |
2896 | hci_cs_set_conn_encrypt(hdev, ev->status); | |
2897 | break; | |
2898 | ||
a9de9248 MH |
2899 | case HCI_OP_REMOTE_NAME_REQ: |
2900 | hci_cs_remote_name_req(hdev, ev->status); | |
2901 | break; | |
2902 | ||
769be974 MH |
2903 | case HCI_OP_READ_REMOTE_FEATURES: |
2904 | hci_cs_read_remote_features(hdev, ev->status); | |
2905 | break; | |
2906 | ||
2907 | case HCI_OP_READ_REMOTE_EXT_FEATURES: | |
2908 | hci_cs_read_remote_ext_features(hdev, ev->status); | |
2909 | break; | |
2910 | ||
a9de9248 MH |
2911 | case HCI_OP_SETUP_SYNC_CONN: |
2912 | hci_cs_setup_sync_conn(hdev, ev->status); | |
2913 | break; | |
2914 | ||
9645c76c KP |
2915 | case HCI_OP_CREATE_PHY_LINK: |
2916 | hci_cs_create_phylink(hdev, ev->status); | |
2917 | break; | |
2918 | ||
2919 | case HCI_OP_ACCEPT_PHY_LINK: | |
2920 | hci_cs_accept_phylink(hdev, ev->status); | |
2921 | break; | |
2922 | ||
a9de9248 MH |
2923 | case HCI_OP_SNIFF_MODE: |
2924 | hci_cs_sniff_mode(hdev, ev->status); | |
2925 | break; | |
2926 | ||
2927 | case HCI_OP_EXIT_SNIFF_MODE: | |
2928 | hci_cs_exit_sniff_mode(hdev, ev->status); | |
2929 | break; | |
2930 | ||
50fc85f1 KP |
2931 | case HCI_OP_SWITCH_ROLE: |
2932 | hci_cs_switch_role(hdev, ev->status); | |
2933 | break; | |
2934 | ||
cb1d68f7 JH |
2935 | case HCI_OP_LE_CREATE_CONN: |
2936 | hci_cs_le_create_conn(hdev, ev->status); | |
2937 | break; | |
2938 | ||
81d0c8ad JH |
2939 | case HCI_OP_LE_START_ENC: |
2940 | hci_cs_le_start_enc(hdev, ev->status); | |
2941 | break; | |
2942 | ||
a9de9248 | 2943 | default: |
9f1db00c | 2944 | BT_DBG("%s opcode 0x%4.4x", hdev->name, opcode); |
a9de9248 MH |
2945 | break; |
2946 | } | |
2947 | ||
ad82cdd1 | 2948 | if (opcode != HCI_OP_NOP) |
65cc2b49 | 2949 | cancel_delayed_work(&hdev->cmd_timer); |
6bd32326 | 2950 | |
02350a72 JH |
2951 | if (ev->status || |
2952 | (hdev->sent_cmd && !bt_cb(hdev->sent_cmd)->req.event)) | |
2953 | hci_req_cmd_complete(hdev, opcode, ev->status); | |
9238f36a | 2954 | |
10572132 | 2955 | if (ev->ncmd && !test_bit(HCI_RESET, &hdev->flags)) { |
a9de9248 MH |
2956 | atomic_set(&hdev->cmd_cnt, 1); |
2957 | if (!skb_queue_empty(&hdev->cmd_q)) | |
c347b765 | 2958 | queue_work(hdev->workqueue, &hdev->cmd_work); |
a9de9248 MH |
2959 | } |
2960 | } | |
2961 | ||
24dfa343 MH |
2962 | static void hci_hardware_error_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2963 | { | |
2964 | struct hci_ev_hardware_error *ev = (void *) skb->data; | |
2965 | ||
2966 | BT_ERR("%s hardware error 0x%2.2x", hdev->name, ev->code); | |
2967 | } | |
2968 | ||
6039aa73 | 2969 | static void hci_role_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 MH |
2970 | { |
2971 | struct hci_ev_role_change *ev = (void *) skb->data; | |
2972 | struct hci_conn *conn; | |
2973 | ||
9f1db00c | 2974 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
a9de9248 MH |
2975 | |
2976 | hci_dev_lock(hdev); | |
2977 | ||
2978 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
2979 | if (conn) { | |
40bef302 JH |
2980 | if (!ev->status) |
2981 | conn->role = ev->role; | |
a9de9248 | 2982 | |
51a8efd7 | 2983 | clear_bit(HCI_CONN_RSWITCH_PEND, &conn->flags); |
a9de9248 MH |
2984 | |
2985 | hci_role_switch_cfm(conn, ev->status, ev->role); | |
2986 | } | |
2987 | ||
2988 | hci_dev_unlock(hdev); | |
2989 | } | |
2990 | ||
6039aa73 | 2991 | static void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 MH |
2992 | { |
2993 | struct hci_ev_num_comp_pkts *ev = (void *) skb->data; | |
a9de9248 MH |
2994 | int i; |
2995 | ||
32ac5b9b AE |
2996 | if (hdev->flow_ctl_mode != HCI_FLOW_CTL_MODE_PACKET_BASED) { |
2997 | BT_ERR("Wrong event for mode %d", hdev->flow_ctl_mode); | |
2998 | return; | |
2999 | } | |
3000 | ||
c5993de8 | 3001 | if (skb->len < sizeof(*ev) || skb->len < sizeof(*ev) + |
807deac2 | 3002 | ev->num_hndl * sizeof(struct hci_comp_pkts_info)) { |
a9de9248 MH |
3003 | BT_DBG("%s bad parameters", hdev->name); |
3004 | return; | |
3005 | } | |
3006 | ||
c5993de8 AE |
3007 | BT_DBG("%s num_hndl %d", hdev->name, ev->num_hndl); |
3008 | ||
613a1c0c AE |
3009 | for (i = 0; i < ev->num_hndl; i++) { |
3010 | struct hci_comp_pkts_info *info = &ev->handles[i]; | |
a9de9248 MH |
3011 | struct hci_conn *conn; |
3012 | __u16 handle, count; | |
3013 | ||
613a1c0c AE |
3014 | handle = __le16_to_cpu(info->handle); |
3015 | count = __le16_to_cpu(info->count); | |
a9de9248 MH |
3016 | |
3017 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
f4280918 AE |
3018 | if (!conn) |
3019 | continue; | |
3020 | ||
3021 | conn->sent -= count; | |
3022 | ||
3023 | switch (conn->type) { | |
3024 | case ACL_LINK: | |
3025 | hdev->acl_cnt += count; | |
3026 | if (hdev->acl_cnt > hdev->acl_pkts) | |
3027 | hdev->acl_cnt = hdev->acl_pkts; | |
3028 | break; | |
3029 | ||
3030 | case LE_LINK: | |
3031 | if (hdev->le_pkts) { | |
3032 | hdev->le_cnt += count; | |
3033 | if (hdev->le_cnt > hdev->le_pkts) | |
3034 | hdev->le_cnt = hdev->le_pkts; | |
3035 | } else { | |
70f23020 AE |
3036 | hdev->acl_cnt += count; |
3037 | if (hdev->acl_cnt > hdev->acl_pkts) | |
a9de9248 | 3038 | hdev->acl_cnt = hdev->acl_pkts; |
a9de9248 | 3039 | } |
f4280918 AE |
3040 | break; |
3041 | ||
3042 | case SCO_LINK: | |
3043 | hdev->sco_cnt += count; | |
3044 | if (hdev->sco_cnt > hdev->sco_pkts) | |
3045 | hdev->sco_cnt = hdev->sco_pkts; | |
3046 | break; | |
3047 | ||
3048 | default: | |
3049 | BT_ERR("Unknown type %d conn %p", conn->type, conn); | |
3050 | break; | |
a9de9248 MH |
3051 | } |
3052 | } | |
3053 | ||
3eff45ea | 3054 | queue_work(hdev->workqueue, &hdev->tx_work); |
a9de9248 MH |
3055 | } |
3056 | ||
76ef7cf7 AE |
3057 | static struct hci_conn *__hci_conn_lookup_handle(struct hci_dev *hdev, |
3058 | __u16 handle) | |
3059 | { | |
3060 | struct hci_chan *chan; | |
3061 | ||
3062 | switch (hdev->dev_type) { | |
3063 | case HCI_BREDR: | |
3064 | return hci_conn_hash_lookup_handle(hdev, handle); | |
3065 | case HCI_AMP: | |
3066 | chan = hci_chan_lookup_handle(hdev, handle); | |
3067 | if (chan) | |
3068 | return chan->conn; | |
3069 | break; | |
3070 | default: | |
3071 | BT_ERR("%s unknown dev_type %d", hdev->name, hdev->dev_type); | |
3072 | break; | |
3073 | } | |
3074 | ||
3075 | return NULL; | |
3076 | } | |
3077 | ||
6039aa73 | 3078 | static void hci_num_comp_blocks_evt(struct hci_dev *hdev, struct sk_buff *skb) |
25e89e99 AE |
3079 | { |
3080 | struct hci_ev_num_comp_blocks *ev = (void *) skb->data; | |
3081 | int i; | |
3082 | ||
3083 | if (hdev->flow_ctl_mode != HCI_FLOW_CTL_MODE_BLOCK_BASED) { | |
3084 | BT_ERR("Wrong event for mode %d", hdev->flow_ctl_mode); | |
3085 | return; | |
3086 | } | |
3087 | ||
3088 | if (skb->len < sizeof(*ev) || skb->len < sizeof(*ev) + | |
807deac2 | 3089 | ev->num_hndl * sizeof(struct hci_comp_blocks_info)) { |
25e89e99 AE |
3090 | BT_DBG("%s bad parameters", hdev->name); |
3091 | return; | |
3092 | } | |
3093 | ||
3094 | BT_DBG("%s num_blocks %d num_hndl %d", hdev->name, ev->num_blocks, | |
807deac2 | 3095 | ev->num_hndl); |
25e89e99 AE |
3096 | |
3097 | for (i = 0; i < ev->num_hndl; i++) { | |
3098 | struct hci_comp_blocks_info *info = &ev->handles[i]; | |
76ef7cf7 | 3099 | struct hci_conn *conn = NULL; |
25e89e99 AE |
3100 | __u16 handle, block_count; |
3101 | ||
3102 | handle = __le16_to_cpu(info->handle); | |
3103 | block_count = __le16_to_cpu(info->blocks); | |
3104 | ||
76ef7cf7 | 3105 | conn = __hci_conn_lookup_handle(hdev, handle); |
25e89e99 AE |
3106 | if (!conn) |
3107 | continue; | |
3108 | ||
3109 | conn->sent -= block_count; | |
3110 | ||
3111 | switch (conn->type) { | |
3112 | case ACL_LINK: | |
bd1eb66b | 3113 | case AMP_LINK: |
25e89e99 AE |
3114 | hdev->block_cnt += block_count; |
3115 | if (hdev->block_cnt > hdev->num_blocks) | |
3116 | hdev->block_cnt = hdev->num_blocks; | |
3117 | break; | |
3118 | ||
3119 | default: | |
3120 | BT_ERR("Unknown type %d conn %p", conn->type, conn); | |
3121 | break; | |
3122 | } | |
3123 | } | |
3124 | ||
3125 | queue_work(hdev->workqueue, &hdev->tx_work); | |
3126 | } | |
3127 | ||
6039aa73 | 3128 | static void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |
04837f64 | 3129 | { |
a9de9248 | 3130 | struct hci_ev_mode_change *ev = (void *) skb->data; |
04837f64 MH |
3131 | struct hci_conn *conn; |
3132 | ||
9f1db00c | 3133 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
04837f64 MH |
3134 | |
3135 | hci_dev_lock(hdev); | |
3136 | ||
3137 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
a9de9248 MH |
3138 | if (conn) { |
3139 | conn->mode = ev->mode; | |
a9de9248 | 3140 | |
8fc9ced3 GP |
3141 | if (!test_and_clear_bit(HCI_CONN_MODE_CHANGE_PEND, |
3142 | &conn->flags)) { | |
a9de9248 | 3143 | if (conn->mode == HCI_CM_ACTIVE) |
58a681ef | 3144 | set_bit(HCI_CONN_POWER_SAVE, &conn->flags); |
a9de9248 | 3145 | else |
58a681ef | 3146 | clear_bit(HCI_CONN_POWER_SAVE, &conn->flags); |
a9de9248 | 3147 | } |
e73439d8 | 3148 | |
51a8efd7 | 3149 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->flags)) |
e73439d8 | 3150 | hci_sco_setup(conn, ev->status); |
04837f64 MH |
3151 | } |
3152 | ||
3153 | hci_dev_unlock(hdev); | |
3154 | } | |
3155 | ||
6039aa73 | 3156 | static void hci_pin_code_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 | 3157 | { |
052b30b0 MH |
3158 | struct hci_ev_pin_code_req *ev = (void *) skb->data; |
3159 | struct hci_conn *conn; | |
3160 | ||
a9de9248 | 3161 | BT_DBG("%s", hdev->name); |
052b30b0 MH |
3162 | |
3163 | hci_dev_lock(hdev); | |
3164 | ||
3165 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
b6f98044 WR |
3166 | if (!conn) |
3167 | goto unlock; | |
3168 | ||
3169 | if (conn->state == BT_CONNECTED) { | |
052b30b0 MH |
3170 | hci_conn_hold(conn); |
3171 | conn->disc_timeout = HCI_PAIRING_TIMEOUT; | |
76a68ba0 | 3172 | hci_conn_drop(conn); |
052b30b0 MH |
3173 | } |
3174 | ||
b6ae8457 | 3175 | if (!test_bit(HCI_BONDABLE, &hdev->dev_flags) && |
2f407f0a | 3176 | !test_bit(HCI_CONN_AUTH_INITIATOR, &conn->flags)) { |
03b555e1 | 3177 | hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
807deac2 | 3178 | sizeof(ev->bdaddr), &ev->bdaddr); |
2f407f0a | 3179 | } else if (test_bit(HCI_MGMT, &hdev->dev_flags)) { |
a770bb5a WR |
3180 | u8 secure; |
3181 | ||
3182 | if (conn->pending_sec_level == BT_SECURITY_HIGH) | |
3183 | secure = 1; | |
3184 | else | |
3185 | secure = 0; | |
3186 | ||
744cf19e | 3187 | mgmt_pin_code_request(hdev, &ev->bdaddr, secure); |
a770bb5a | 3188 | } |
980e1a53 | 3189 | |
b6f98044 | 3190 | unlock: |
052b30b0 | 3191 | hci_dev_unlock(hdev); |
a9de9248 MH |
3192 | } |
3193 | ||
cb6f3f7a JH |
3194 | static void conn_set_key(struct hci_conn *conn, u8 key_type, u8 pin_len) |
3195 | { | |
3196 | if (key_type == HCI_LK_CHANGED_COMBINATION) | |
3197 | return; | |
3198 | ||
3199 | conn->pin_length = pin_len; | |
3200 | conn->key_type = key_type; | |
3201 | ||
3202 | switch (key_type) { | |
3203 | case HCI_LK_LOCAL_UNIT: | |
3204 | case HCI_LK_REMOTE_UNIT: | |
3205 | case HCI_LK_DEBUG_COMBINATION: | |
3206 | return; | |
3207 | case HCI_LK_COMBINATION: | |
3208 | if (pin_len == 16) | |
3209 | conn->pending_sec_level = BT_SECURITY_HIGH; | |
3210 | else | |
3211 | conn->pending_sec_level = BT_SECURITY_MEDIUM; | |
3212 | break; | |
3213 | case HCI_LK_UNAUTH_COMBINATION_P192: | |
3214 | case HCI_LK_UNAUTH_COMBINATION_P256: | |
3215 | conn->pending_sec_level = BT_SECURITY_MEDIUM; | |
3216 | break; | |
3217 | case HCI_LK_AUTH_COMBINATION_P192: | |
3218 | conn->pending_sec_level = BT_SECURITY_HIGH; | |
3219 | break; | |
3220 | case HCI_LK_AUTH_COMBINATION_P256: | |
3221 | conn->pending_sec_level = BT_SECURITY_FIPS; | |
3222 | break; | |
3223 | } | |
3224 | } | |
3225 | ||
6039aa73 | 3226 | static void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 | 3227 | { |
55ed8ca1 JH |
3228 | struct hci_ev_link_key_req *ev = (void *) skb->data; |
3229 | struct hci_cp_link_key_reply cp; | |
3230 | struct hci_conn *conn; | |
3231 | struct link_key *key; | |
3232 | ||
a9de9248 | 3233 | BT_DBG("%s", hdev->name); |
55ed8ca1 | 3234 | |
034cbea0 | 3235 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
55ed8ca1 JH |
3236 | return; |
3237 | ||
3238 | hci_dev_lock(hdev); | |
3239 | ||
3240 | key = hci_find_link_key(hdev, &ev->bdaddr); | |
3241 | if (!key) { | |
6ed93dc6 AE |
3242 | BT_DBG("%s link key not found for %pMR", hdev->name, |
3243 | &ev->bdaddr); | |
55ed8ca1 JH |
3244 | goto not_found; |
3245 | } | |
3246 | ||
6ed93dc6 AE |
3247 | BT_DBG("%s found key type %u for %pMR", hdev->name, key->type, |
3248 | &ev->bdaddr); | |
55ed8ca1 | 3249 | |
55ed8ca1 | 3250 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); |
60b83f57 | 3251 | if (conn) { |
66138ce8 MH |
3252 | if ((key->type == HCI_LK_UNAUTH_COMBINATION_P192 || |
3253 | key->type == HCI_LK_UNAUTH_COMBINATION_P256) && | |
807deac2 | 3254 | conn->auth_type != 0xff && (conn->auth_type & 0x01)) { |
60b83f57 WR |
3255 | BT_DBG("%s ignoring unauthenticated key", hdev->name); |
3256 | goto not_found; | |
3257 | } | |
55ed8ca1 | 3258 | |
60b83f57 | 3259 | if (key->type == HCI_LK_COMBINATION && key->pin_len < 16 && |
f3fb0b58 JH |
3260 | (conn->pending_sec_level == BT_SECURITY_HIGH || |
3261 | conn->pending_sec_level == BT_SECURITY_FIPS)) { | |
8fc9ced3 GP |
3262 | BT_DBG("%s ignoring key unauthenticated for high security", |
3263 | hdev->name); | |
60b83f57 WR |
3264 | goto not_found; |
3265 | } | |
3266 | ||
cb6f3f7a | 3267 | conn_set_key(conn, key->type, key->pin_len); |
55ed8ca1 JH |
3268 | } |
3269 | ||
3270 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
9b3b4460 | 3271 | memcpy(cp.link_key, key->val, HCI_LINK_KEY_SIZE); |
55ed8ca1 JH |
3272 | |
3273 | hci_send_cmd(hdev, HCI_OP_LINK_KEY_REPLY, sizeof(cp), &cp); | |
3274 | ||
3275 | hci_dev_unlock(hdev); | |
3276 | ||
3277 | return; | |
3278 | ||
3279 | not_found: | |
3280 | hci_send_cmd(hdev, HCI_OP_LINK_KEY_NEG_REPLY, 6, &ev->bdaddr); | |
3281 | hci_dev_unlock(hdev); | |
a9de9248 MH |
3282 | } |
3283 | ||
6039aa73 | 3284 | static void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 | 3285 | { |
052b30b0 MH |
3286 | struct hci_ev_link_key_notify *ev = (void *) skb->data; |
3287 | struct hci_conn *conn; | |
7652ff6a JH |
3288 | struct link_key *key; |
3289 | bool persistent; | |
55ed8ca1 | 3290 | u8 pin_len = 0; |
052b30b0 | 3291 | |
a9de9248 | 3292 | BT_DBG("%s", hdev->name); |
052b30b0 MH |
3293 | |
3294 | hci_dev_lock(hdev); | |
3295 | ||
3296 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
3297 | if (conn) { | |
3298 | hci_conn_hold(conn); | |
3299 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
76a68ba0 | 3300 | hci_conn_drop(conn); |
cb6f3f7a | 3301 | conn_set_key(conn, ev->key_type, conn->pin_length); |
052b30b0 MH |
3302 | } |
3303 | ||
7652ff6a JH |
3304 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
3305 | goto unlock; | |
3306 | ||
3307 | key = hci_add_link_key(hdev, conn, &ev->bdaddr, ev->link_key, | |
3308 | ev->key_type, pin_len, &persistent); | |
3309 | if (!key) | |
3310 | goto unlock; | |
3311 | ||
cb6f3f7a JH |
3312 | /* Update connection information since adding the key will have |
3313 | * fixed up the type in the case of changed combination keys. | |
3314 | */ | |
3315 | if (ev->key_type == HCI_LK_CHANGED_COMBINATION) | |
3316 | conn_set_key(conn, key->type, key->pin_len); | |
3317 | ||
7652ff6a | 3318 | mgmt_new_link_key(hdev, key, persistent); |
55ed8ca1 | 3319 | |
6d5650c4 JH |
3320 | /* Keep debug keys around only if the HCI_KEEP_DEBUG_KEYS flag |
3321 | * is set. If it's not set simply remove the key from the kernel | |
3322 | * list (we've still notified user space about it but with | |
3323 | * store_hint being 0). | |
3324 | */ | |
3325 | if (key->type == HCI_LK_DEBUG_COMBINATION && | |
3326 | !test_bit(HCI_KEEP_DEBUG_KEYS, &hdev->dev_flags)) { | |
0378b597 JH |
3327 | list_del_rcu(&key->list); |
3328 | kfree_rcu(key, rcu); | |
6d5650c4 | 3329 | } else if (conn) { |
af6a9c32 JH |
3330 | if (persistent) |
3331 | clear_bit(HCI_CONN_FLUSH_KEY, &conn->flags); | |
3332 | else | |
3333 | set_bit(HCI_CONN_FLUSH_KEY, &conn->flags); | |
6d5650c4 | 3334 | } |
7652ff6a JH |
3335 | |
3336 | unlock: | |
052b30b0 | 3337 | hci_dev_unlock(hdev); |
a9de9248 MH |
3338 | } |
3339 | ||
6039aa73 | 3340 | static void hci_clock_offset_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 3341 | { |
a9de9248 | 3342 | struct hci_ev_clock_offset *ev = (void *) skb->data; |
04837f64 | 3343 | struct hci_conn *conn; |
1da177e4 | 3344 | |
9f1db00c | 3345 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
1da177e4 LT |
3346 | |
3347 | hci_dev_lock(hdev); | |
3348 | ||
04837f64 | 3349 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
3350 | if (conn && !ev->status) { |
3351 | struct inquiry_entry *ie; | |
3352 | ||
cc11b9c1 AE |
3353 | ie = hci_inquiry_cache_lookup(hdev, &conn->dst); |
3354 | if (ie) { | |
1da177e4 LT |
3355 | ie->data.clock_offset = ev->clock_offset; |
3356 | ie->timestamp = jiffies; | |
3357 | } | |
3358 | } | |
3359 | ||
3360 | hci_dev_unlock(hdev); | |
3361 | } | |
3362 | ||
6039aa73 | 3363 | static void hci_pkt_type_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a8746417 MH |
3364 | { |
3365 | struct hci_ev_pkt_type_change *ev = (void *) skb->data; | |
3366 | struct hci_conn *conn; | |
3367 | ||
9f1db00c | 3368 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
a8746417 MH |
3369 | |
3370 | hci_dev_lock(hdev); | |
3371 | ||
3372 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
3373 | if (conn && !ev->status) | |
3374 | conn->pkt_type = __le16_to_cpu(ev->pkt_type); | |
3375 | ||
3376 | hci_dev_unlock(hdev); | |
3377 | } | |
3378 | ||
6039aa73 | 3379 | static void hci_pscan_rep_mode_evt(struct hci_dev *hdev, struct sk_buff *skb) |
85a1e930 | 3380 | { |
a9de9248 | 3381 | struct hci_ev_pscan_rep_mode *ev = (void *) skb->data; |
85a1e930 MH |
3382 | struct inquiry_entry *ie; |
3383 | ||
3384 | BT_DBG("%s", hdev->name); | |
3385 | ||
3386 | hci_dev_lock(hdev); | |
3387 | ||
cc11b9c1 AE |
3388 | ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr); |
3389 | if (ie) { | |
85a1e930 MH |
3390 | ie->data.pscan_rep_mode = ev->pscan_rep_mode; |
3391 | ie->timestamp = jiffies; | |
3392 | } | |
3393 | ||
3394 | hci_dev_unlock(hdev); | |
3395 | } | |
3396 | ||
6039aa73 GP |
3397 | static void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, |
3398 | struct sk_buff *skb) | |
a9de9248 MH |
3399 | { |
3400 | struct inquiry_data data; | |
3401 | int num_rsp = *((__u8 *) skb->data); | |
3402 | ||
3403 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
3404 | ||
3405 | if (!num_rsp) | |
3406 | return; | |
3407 | ||
1519cc17 AG |
3408 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) |
3409 | return; | |
3410 | ||
a9de9248 MH |
3411 | hci_dev_lock(hdev); |
3412 | ||
3413 | if ((skb->len - 1) / num_rsp != sizeof(struct inquiry_info_with_rssi)) { | |
138d22ef SJ |
3414 | struct inquiry_info_with_rssi_and_pscan_mode *info; |
3415 | info = (void *) (skb->data + 1); | |
a9de9248 | 3416 | |
e17acd40 | 3417 | for (; num_rsp; num_rsp--, info++) { |
af58925c MH |
3418 | u32 flags; |
3419 | ||
a9de9248 MH |
3420 | bacpy(&data.bdaddr, &info->bdaddr); |
3421 | data.pscan_rep_mode = info->pscan_rep_mode; | |
3422 | data.pscan_period_mode = info->pscan_period_mode; | |
3423 | data.pscan_mode = info->pscan_mode; | |
3424 | memcpy(data.dev_class, info->dev_class, 3); | |
3425 | data.clock_offset = info->clock_offset; | |
3426 | data.rssi = info->rssi; | |
41a96212 | 3427 | data.ssp_mode = 0x00; |
3175405b | 3428 | |
af58925c MH |
3429 | flags = hci_inquiry_cache_update(hdev, &data, false); |
3430 | ||
48264f06 | 3431 | mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00, |
04124681 | 3432 | info->dev_class, info->rssi, |
af58925c | 3433 | flags, NULL, 0, NULL, 0); |
a9de9248 MH |
3434 | } |
3435 | } else { | |
3436 | struct inquiry_info_with_rssi *info = (void *) (skb->data + 1); | |
3437 | ||
e17acd40 | 3438 | for (; num_rsp; num_rsp--, info++) { |
af58925c MH |
3439 | u32 flags; |
3440 | ||
a9de9248 MH |
3441 | bacpy(&data.bdaddr, &info->bdaddr); |
3442 | data.pscan_rep_mode = info->pscan_rep_mode; | |
3443 | data.pscan_period_mode = info->pscan_period_mode; | |
3444 | data.pscan_mode = 0x00; | |
3445 | memcpy(data.dev_class, info->dev_class, 3); | |
3446 | data.clock_offset = info->clock_offset; | |
3447 | data.rssi = info->rssi; | |
41a96212 | 3448 | data.ssp_mode = 0x00; |
af58925c MH |
3449 | |
3450 | flags = hci_inquiry_cache_update(hdev, &data, false); | |
3451 | ||
48264f06 | 3452 | mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00, |
04124681 | 3453 | info->dev_class, info->rssi, |
af58925c | 3454 | flags, NULL, 0, NULL, 0); |
a9de9248 MH |
3455 | } |
3456 | } | |
3457 | ||
3458 | hci_dev_unlock(hdev); | |
3459 | } | |
3460 | ||
6039aa73 GP |
3461 | static void hci_remote_ext_features_evt(struct hci_dev *hdev, |
3462 | struct sk_buff *skb) | |
a9de9248 | 3463 | { |
41a96212 MH |
3464 | struct hci_ev_remote_ext_features *ev = (void *) skb->data; |
3465 | struct hci_conn *conn; | |
3466 | ||
a9de9248 | 3467 | BT_DBG("%s", hdev->name); |
41a96212 | 3468 | |
41a96212 MH |
3469 | hci_dev_lock(hdev); |
3470 | ||
3471 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
ccd556fe JH |
3472 | if (!conn) |
3473 | goto unlock; | |
41a96212 | 3474 | |
cad718ed JH |
3475 | if (ev->page < HCI_MAX_PAGES) |
3476 | memcpy(conn->features[ev->page], ev->features, 8); | |
3477 | ||
ccd556fe JH |
3478 | if (!ev->status && ev->page == 0x01) { |
3479 | struct inquiry_entry *ie; | |
41a96212 | 3480 | |
cc11b9c1 AE |
3481 | ie = hci_inquiry_cache_lookup(hdev, &conn->dst); |
3482 | if (ie) | |
02b7cc62 | 3483 | ie->data.ssp_mode = (ev->features[0] & LMP_HOST_SSP); |
769be974 | 3484 | |
bbb0eada | 3485 | if (ev->features[0] & LMP_HOST_SSP) { |
58a681ef | 3486 | set_bit(HCI_CONN_SSP_ENABLED, &conn->flags); |
bbb0eada JK |
3487 | } else { |
3488 | /* It is mandatory by the Bluetooth specification that | |
3489 | * Extended Inquiry Results are only used when Secure | |
3490 | * Simple Pairing is enabled, but some devices violate | |
3491 | * this. | |
3492 | * | |
3493 | * To make these devices work, the internal SSP | |
3494 | * enabled flag needs to be cleared if the remote host | |
3495 | * features do not indicate SSP support */ | |
3496 | clear_bit(HCI_CONN_SSP_ENABLED, &conn->flags); | |
3497 | } | |
eb9a8f3f MH |
3498 | |
3499 | if (ev->features[0] & LMP_HOST_SC) | |
3500 | set_bit(HCI_CONN_SC_ENABLED, &conn->flags); | |
ccd556fe JH |
3501 | } |
3502 | ||
3503 | if (conn->state != BT_CONFIG) | |
3504 | goto unlock; | |
3505 | ||
671267bf | 3506 | if (!ev->status && !test_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) { |
127178d2 JH |
3507 | struct hci_cp_remote_name_req cp; |
3508 | memset(&cp, 0, sizeof(cp)); | |
3509 | bacpy(&cp.bdaddr, &conn->dst); | |
3510 | cp.pscan_rep_mode = 0x02; | |
3511 | hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp); | |
b644ba33 | 3512 | } else if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) |
48ec92fa | 3513 | mgmt_device_connected(hdev, conn, 0, NULL, 0); |
392599b9 | 3514 | |
127178d2 | 3515 | if (!hci_outgoing_auth_needed(hdev, conn)) { |
ccd556fe JH |
3516 | conn->state = BT_CONNECTED; |
3517 | hci_proto_connect_cfm(conn, ev->status); | |
76a68ba0 | 3518 | hci_conn_drop(conn); |
41a96212 MH |
3519 | } |
3520 | ||
ccd556fe | 3521 | unlock: |
41a96212 | 3522 | hci_dev_unlock(hdev); |
a9de9248 MH |
3523 | } |
3524 | ||
6039aa73 GP |
3525 | static void hci_sync_conn_complete_evt(struct hci_dev *hdev, |
3526 | struct sk_buff *skb) | |
a9de9248 | 3527 | { |
b6a0dc82 MH |
3528 | struct hci_ev_sync_conn_complete *ev = (void *) skb->data; |
3529 | struct hci_conn *conn; | |
3530 | ||
9f1db00c | 3531 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
b6a0dc82 MH |
3532 | |
3533 | hci_dev_lock(hdev); | |
3534 | ||
3535 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
9dc0a3af MH |
3536 | if (!conn) { |
3537 | if (ev->link_type == ESCO_LINK) | |
3538 | goto unlock; | |
3539 | ||
3540 | conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr); | |
3541 | if (!conn) | |
3542 | goto unlock; | |
3543 | ||
3544 | conn->type = SCO_LINK; | |
3545 | } | |
b6a0dc82 | 3546 | |
732547f9 MH |
3547 | switch (ev->status) { |
3548 | case 0x00: | |
b6a0dc82 MH |
3549 | conn->handle = __le16_to_cpu(ev->handle); |
3550 | conn->state = BT_CONNECTED; | |
7d0db0a3 MH |
3551 | |
3552 | hci_conn_add_sysfs(conn); | |
732547f9 MH |
3553 | break; |
3554 | ||
81218d20 | 3555 | case 0x10: /* Connection Accept Timeout */ |
1a4c958c | 3556 | case 0x0d: /* Connection Rejected due to Limited Resources */ |
705e5711 | 3557 | case 0x11: /* Unsupported Feature or Parameter Value */ |
732547f9 | 3558 | case 0x1c: /* SCO interval rejected */ |
1038a00b | 3559 | case 0x1a: /* Unsupported Remote Feature */ |
732547f9 | 3560 | case 0x1f: /* Unspecified error */ |
27539bc4 | 3561 | case 0x20: /* Unsupported LMP Parameter value */ |
2dea632f | 3562 | if (conn->out) { |
732547f9 MH |
3563 | conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) | |
3564 | (hdev->esco_type & EDR_ESCO_MASK); | |
2dea632f FD |
3565 | if (hci_setup_sync(conn, conn->link->handle)) |
3566 | goto unlock; | |
732547f9 MH |
3567 | } |
3568 | /* fall through */ | |
3569 | ||
3570 | default: | |
b6a0dc82 | 3571 | conn->state = BT_CLOSED; |
732547f9 MH |
3572 | break; |
3573 | } | |
b6a0dc82 MH |
3574 | |
3575 | hci_proto_connect_cfm(conn, ev->status); | |
3576 | if (ev->status) | |
3577 | hci_conn_del(conn); | |
3578 | ||
3579 | unlock: | |
3580 | hci_dev_unlock(hdev); | |
a9de9248 MH |
3581 | } |
3582 | ||
efdcf8e3 MH |
3583 | static inline size_t eir_get_length(u8 *eir, size_t eir_len) |
3584 | { | |
3585 | size_t parsed = 0; | |
3586 | ||
3587 | while (parsed < eir_len) { | |
3588 | u8 field_len = eir[0]; | |
3589 | ||
3590 | if (field_len == 0) | |
3591 | return parsed; | |
3592 | ||
3593 | parsed += field_len + 1; | |
3594 | eir += field_len + 1; | |
3595 | } | |
3596 | ||
3597 | return eir_len; | |
3598 | } | |
3599 | ||
6039aa73 GP |
3600 | static void hci_extended_inquiry_result_evt(struct hci_dev *hdev, |
3601 | struct sk_buff *skb) | |
1da177e4 | 3602 | { |
a9de9248 MH |
3603 | struct inquiry_data data; |
3604 | struct extended_inquiry_info *info = (void *) (skb->data + 1); | |
3605 | int num_rsp = *((__u8 *) skb->data); | |
9d939d94 | 3606 | size_t eir_len; |
1da177e4 | 3607 | |
a9de9248 | 3608 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); |
1da177e4 | 3609 | |
a9de9248 MH |
3610 | if (!num_rsp) |
3611 | return; | |
1da177e4 | 3612 | |
1519cc17 AG |
3613 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) |
3614 | return; | |
3615 | ||
a9de9248 MH |
3616 | hci_dev_lock(hdev); |
3617 | ||
e17acd40 | 3618 | for (; num_rsp; num_rsp--, info++) { |
af58925c MH |
3619 | u32 flags; |
3620 | bool name_known; | |
561aafbc | 3621 | |
a9de9248 | 3622 | bacpy(&data.bdaddr, &info->bdaddr); |
138d22ef SJ |
3623 | data.pscan_rep_mode = info->pscan_rep_mode; |
3624 | data.pscan_period_mode = info->pscan_period_mode; | |
3625 | data.pscan_mode = 0x00; | |
a9de9248 | 3626 | memcpy(data.dev_class, info->dev_class, 3); |
138d22ef SJ |
3627 | data.clock_offset = info->clock_offset; |
3628 | data.rssi = info->rssi; | |
41a96212 | 3629 | data.ssp_mode = 0x01; |
561aafbc | 3630 | |
a8b2d5c2 | 3631 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
4ddb1930 | 3632 | name_known = eir_has_data_type(info->data, |
04124681 GP |
3633 | sizeof(info->data), |
3634 | EIR_NAME_COMPLETE); | |
561aafbc JH |
3635 | else |
3636 | name_known = true; | |
3637 | ||
af58925c MH |
3638 | flags = hci_inquiry_cache_update(hdev, &data, name_known); |
3639 | ||
9d939d94 | 3640 | eir_len = eir_get_length(info->data, sizeof(info->data)); |
af58925c | 3641 | |
48264f06 | 3642 | mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00, |
af58925c MH |
3643 | info->dev_class, info->rssi, |
3644 | flags, info->data, eir_len, NULL, 0); | |
a9de9248 MH |
3645 | } |
3646 | ||
3647 | hci_dev_unlock(hdev); | |
3648 | } | |
1da177e4 | 3649 | |
1c2e0041 JH |
3650 | static void hci_key_refresh_complete_evt(struct hci_dev *hdev, |
3651 | struct sk_buff *skb) | |
3652 | { | |
3653 | struct hci_ev_key_refresh_complete *ev = (void *) skb->data; | |
3654 | struct hci_conn *conn; | |
3655 | ||
9f1db00c | 3656 | BT_DBG("%s status 0x%2.2x handle 0x%4.4x", hdev->name, ev->status, |
1c2e0041 JH |
3657 | __le16_to_cpu(ev->handle)); |
3658 | ||
3659 | hci_dev_lock(hdev); | |
3660 | ||
3661 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
3662 | if (!conn) | |
3663 | goto unlock; | |
3664 | ||
9eb1fbfa JH |
3665 | /* For BR/EDR the necessary steps are taken through the |
3666 | * auth_complete event. | |
3667 | */ | |
3668 | if (conn->type != LE_LINK) | |
3669 | goto unlock; | |
3670 | ||
1c2e0041 JH |
3671 | if (!ev->status) |
3672 | conn->sec_level = conn->pending_sec_level; | |
3673 | ||
3674 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags); | |
3675 | ||
3676 | if (ev->status && conn->state == BT_CONNECTED) { | |
bed71748 | 3677 | hci_disconnect(conn, HCI_ERROR_AUTH_FAILURE); |
76a68ba0 | 3678 | hci_conn_drop(conn); |
1c2e0041 JH |
3679 | goto unlock; |
3680 | } | |
3681 | ||
3682 | if (conn->state == BT_CONFIG) { | |
3683 | if (!ev->status) | |
3684 | conn->state = BT_CONNECTED; | |
3685 | ||
3686 | hci_proto_connect_cfm(conn, ev->status); | |
76a68ba0 | 3687 | hci_conn_drop(conn); |
1c2e0041 JH |
3688 | } else { |
3689 | hci_auth_cfm(conn, ev->status); | |
3690 | ||
3691 | hci_conn_hold(conn); | |
3692 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
76a68ba0 | 3693 | hci_conn_drop(conn); |
1c2e0041 JH |
3694 | } |
3695 | ||
3696 | unlock: | |
3697 | hci_dev_unlock(hdev); | |
3698 | } | |
3699 | ||
6039aa73 | 3700 | static u8 hci_get_auth_req(struct hci_conn *conn) |
17fa4b9d | 3701 | { |
17fa4b9d | 3702 | /* If remote requests no-bonding follow that lead */ |
acabae96 MA |
3703 | if (conn->remote_auth == HCI_AT_NO_BONDING || |
3704 | conn->remote_auth == HCI_AT_NO_BONDING_MITM) | |
58797bf7 | 3705 | return conn->remote_auth | (conn->auth_type & 0x01); |
17fa4b9d | 3706 | |
b7f94c88 MA |
3707 | /* If both remote and local have enough IO capabilities, require |
3708 | * MITM protection | |
3709 | */ | |
3710 | if (conn->remote_cap != HCI_IO_NO_INPUT_OUTPUT && | |
3711 | conn->io_capability != HCI_IO_NO_INPUT_OUTPUT) | |
3712 | return conn->remote_auth | 0x01; | |
3713 | ||
7e74170a TM |
3714 | /* No MITM protection possible so ignore remote requirement */ |
3715 | return (conn->remote_auth & ~0x01) | (conn->auth_type & 0x01); | |
17fa4b9d JH |
3716 | } |
3717 | ||
6039aa73 | 3718 | static void hci_io_capa_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
0493684e MH |
3719 | { |
3720 | struct hci_ev_io_capa_request *ev = (void *) skb->data; | |
3721 | struct hci_conn *conn; | |
3722 | ||
3723 | BT_DBG("%s", hdev->name); | |
3724 | ||
3725 | hci_dev_lock(hdev); | |
3726 | ||
3727 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
03b555e1 JH |
3728 | if (!conn) |
3729 | goto unlock; | |
3730 | ||
3731 | hci_conn_hold(conn); | |
3732 | ||
a8b2d5c2 | 3733 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
03b555e1 JH |
3734 | goto unlock; |
3735 | ||
2f407f0a JH |
3736 | /* Allow pairing if we're pairable, the initiators of the |
3737 | * pairing or if the remote is not requesting bonding. | |
3738 | */ | |
b6ae8457 | 3739 | if (test_bit(HCI_BONDABLE, &hdev->dev_flags) || |
2f407f0a | 3740 | test_bit(HCI_CONN_AUTH_INITIATOR, &conn->flags) || |
807deac2 | 3741 | (conn->remote_auth & ~0x01) == HCI_AT_NO_BONDING) { |
17fa4b9d JH |
3742 | struct hci_cp_io_capability_reply cp; |
3743 | ||
3744 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
7a7f1e7c HG |
3745 | /* Change the IO capability from KeyboardDisplay |
3746 | * to DisplayYesNo as it is not supported by BT spec. */ | |
3747 | cp.capability = (conn->io_capability == 0x04) ? | |
a767631a | 3748 | HCI_IO_DISPLAY_YESNO : conn->io_capability; |
b7f94c88 MA |
3749 | |
3750 | /* If we are initiators, there is no remote information yet */ | |
3751 | if (conn->remote_auth == 0xff) { | |
b16c6604 | 3752 | /* Request MITM protection if our IO caps allow it |
4ad51a75 | 3753 | * except for the no-bonding case. |
b16c6604 | 3754 | */ |
6fd6b915 | 3755 | if (conn->io_capability != HCI_IO_NO_INPUT_OUTPUT && |
9f743d74 | 3756 | conn->auth_type != HCI_AT_NO_BONDING) |
6c53823a | 3757 | conn->auth_type |= 0x01; |
b7f94c88 MA |
3758 | } else { |
3759 | conn->auth_type = hci_get_auth_req(conn); | |
b7f94c88 | 3760 | } |
17fa4b9d | 3761 | |
82c295b1 JH |
3762 | /* If we're not bondable, force one of the non-bondable |
3763 | * authentication requirement values. | |
3764 | */ | |
3765 | if (!test_bit(HCI_BONDABLE, &hdev->dev_flags)) | |
3766 | conn->auth_type &= HCI_AT_NO_BONDING_MITM; | |
3767 | ||
3768 | cp.authentication = conn->auth_type; | |
3769 | ||
8fc9ced3 GP |
3770 | if (hci_find_remote_oob_data(hdev, &conn->dst) && |
3771 | (conn->out || test_bit(HCI_CONN_REMOTE_OOB, &conn->flags))) | |
ce85ee13 SJ |
3772 | cp.oob_data = 0x01; |
3773 | else | |
3774 | cp.oob_data = 0x00; | |
3775 | ||
17fa4b9d | 3776 | hci_send_cmd(hdev, HCI_OP_IO_CAPABILITY_REPLY, |
807deac2 | 3777 | sizeof(cp), &cp); |
03b555e1 JH |
3778 | } else { |
3779 | struct hci_cp_io_capability_neg_reply cp; | |
3780 | ||
3781 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
9f5a0d7b | 3782 | cp.reason = HCI_ERROR_PAIRING_NOT_ALLOWED; |
0493684e | 3783 | |
03b555e1 | 3784 | hci_send_cmd(hdev, HCI_OP_IO_CAPABILITY_NEG_REPLY, |
807deac2 | 3785 | sizeof(cp), &cp); |
03b555e1 JH |
3786 | } |
3787 | ||
3788 | unlock: | |
3789 | hci_dev_unlock(hdev); | |
3790 | } | |
3791 | ||
6039aa73 | 3792 | static void hci_io_capa_reply_evt(struct hci_dev *hdev, struct sk_buff *skb) |
03b555e1 JH |
3793 | { |
3794 | struct hci_ev_io_capa_reply *ev = (void *) skb->data; | |
3795 | struct hci_conn *conn; | |
3796 | ||
3797 | BT_DBG("%s", hdev->name); | |
3798 | ||
3799 | hci_dev_lock(hdev); | |
3800 | ||
3801 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
3802 | if (!conn) | |
3803 | goto unlock; | |
3804 | ||
03b555e1 | 3805 | conn->remote_cap = ev->capability; |
03b555e1 | 3806 | conn->remote_auth = ev->authentication; |
58a681ef JH |
3807 | if (ev->oob_data) |
3808 | set_bit(HCI_CONN_REMOTE_OOB, &conn->flags); | |
03b555e1 JH |
3809 | |
3810 | unlock: | |
0493684e MH |
3811 | hci_dev_unlock(hdev); |
3812 | } | |
3813 | ||
6039aa73 GP |
3814 | static void hci_user_confirm_request_evt(struct hci_dev *hdev, |
3815 | struct sk_buff *skb) | |
a5c29683 JH |
3816 | { |
3817 | struct hci_ev_user_confirm_req *ev = (void *) skb->data; | |
55bc1a37 | 3818 | int loc_mitm, rem_mitm, confirm_hint = 0; |
7a828908 | 3819 | struct hci_conn *conn; |
a5c29683 JH |
3820 | |
3821 | BT_DBG("%s", hdev->name); | |
3822 | ||
3823 | hci_dev_lock(hdev); | |
3824 | ||
a8b2d5c2 | 3825 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
7a828908 | 3826 | goto unlock; |
a5c29683 | 3827 | |
7a828908 JH |
3828 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); |
3829 | if (!conn) | |
3830 | goto unlock; | |
3831 | ||
3832 | loc_mitm = (conn->auth_type & 0x01); | |
3833 | rem_mitm = (conn->remote_auth & 0x01); | |
3834 | ||
3835 | /* If we require MITM but the remote device can't provide that | |
6c53823a JH |
3836 | * (it has NoInputNoOutput) then reject the confirmation |
3837 | * request. We check the security level here since it doesn't | |
3838 | * necessarily match conn->auth_type. | |
6fd6b915 | 3839 | */ |
6c53823a JH |
3840 | if (conn->pending_sec_level > BT_SECURITY_MEDIUM && |
3841 | conn->remote_cap == HCI_IO_NO_INPUT_OUTPUT) { | |
7a828908 JH |
3842 | BT_DBG("Rejecting request: remote device can't provide MITM"); |
3843 | hci_send_cmd(hdev, HCI_OP_USER_CONFIRM_NEG_REPLY, | |
807deac2 | 3844 | sizeof(ev->bdaddr), &ev->bdaddr); |
7a828908 JH |
3845 | goto unlock; |
3846 | } | |
3847 | ||
3848 | /* If no side requires MITM protection; auto-accept */ | |
a767631a MA |
3849 | if ((!loc_mitm || conn->remote_cap == HCI_IO_NO_INPUT_OUTPUT) && |
3850 | (!rem_mitm || conn->io_capability == HCI_IO_NO_INPUT_OUTPUT)) { | |
55bc1a37 JH |
3851 | |
3852 | /* If we're not the initiators request authorization to | |
3853 | * proceed from user space (mgmt_user_confirm with | |
ba15a58b | 3854 | * confirm_hint set to 1). The exception is if neither |
02f3e254 JH |
3855 | * side had MITM or if the local IO capability is |
3856 | * NoInputNoOutput, in which case we do auto-accept | |
ba15a58b JH |
3857 | */ |
3858 | if (!test_bit(HCI_CONN_AUTH_PEND, &conn->flags) && | |
02f3e254 | 3859 | conn->io_capability != HCI_IO_NO_INPUT_OUTPUT && |
ba15a58b | 3860 | (loc_mitm || rem_mitm)) { |
55bc1a37 JH |
3861 | BT_DBG("Confirming auto-accept as acceptor"); |
3862 | confirm_hint = 1; | |
3863 | goto confirm; | |
3864 | } | |
3865 | ||
9f61656a | 3866 | BT_DBG("Auto-accept of user confirmation with %ums delay", |
807deac2 | 3867 | hdev->auto_accept_delay); |
9f61656a JH |
3868 | |
3869 | if (hdev->auto_accept_delay > 0) { | |
3870 | int delay = msecs_to_jiffies(hdev->auto_accept_delay); | |
7bc18d9d JH |
3871 | queue_delayed_work(conn->hdev->workqueue, |
3872 | &conn->auto_accept_work, delay); | |
9f61656a JH |
3873 | goto unlock; |
3874 | } | |
3875 | ||
7a828908 | 3876 | hci_send_cmd(hdev, HCI_OP_USER_CONFIRM_REPLY, |
807deac2 | 3877 | sizeof(ev->bdaddr), &ev->bdaddr); |
7a828908 JH |
3878 | goto unlock; |
3879 | } | |
3880 | ||
55bc1a37 | 3881 | confirm: |
39adbffe JH |
3882 | mgmt_user_confirm_request(hdev, &ev->bdaddr, ACL_LINK, 0, |
3883 | le32_to_cpu(ev->passkey), confirm_hint); | |
7a828908 JH |
3884 | |
3885 | unlock: | |
a5c29683 JH |
3886 | hci_dev_unlock(hdev); |
3887 | } | |
3888 | ||
6039aa73 GP |
3889 | static void hci_user_passkey_request_evt(struct hci_dev *hdev, |
3890 | struct sk_buff *skb) | |
1143d458 BG |
3891 | { |
3892 | struct hci_ev_user_passkey_req *ev = (void *) skb->data; | |
3893 | ||
3894 | BT_DBG("%s", hdev->name); | |
3895 | ||
a8b2d5c2 | 3896 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
272d90df | 3897 | mgmt_user_passkey_request(hdev, &ev->bdaddr, ACL_LINK, 0); |
1143d458 BG |
3898 | } |
3899 | ||
92a25256 JH |
3900 | static void hci_user_passkey_notify_evt(struct hci_dev *hdev, |
3901 | struct sk_buff *skb) | |
3902 | { | |
3903 | struct hci_ev_user_passkey_notify *ev = (void *) skb->data; | |
3904 | struct hci_conn *conn; | |
3905 | ||
3906 | BT_DBG("%s", hdev->name); | |
3907 | ||
3908 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
3909 | if (!conn) | |
3910 | return; | |
3911 | ||
3912 | conn->passkey_notify = __le32_to_cpu(ev->passkey); | |
3913 | conn->passkey_entered = 0; | |
3914 | ||
3915 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) | |
3916 | mgmt_user_passkey_notify(hdev, &conn->dst, conn->type, | |
3917 | conn->dst_type, conn->passkey_notify, | |
3918 | conn->passkey_entered); | |
3919 | } | |
3920 | ||
3921 | static void hci_keypress_notify_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
3922 | { | |
3923 | struct hci_ev_keypress_notify *ev = (void *) skb->data; | |
3924 | struct hci_conn *conn; | |
3925 | ||
3926 | BT_DBG("%s", hdev->name); | |
3927 | ||
3928 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
3929 | if (!conn) | |
3930 | return; | |
3931 | ||
3932 | switch (ev->type) { | |
3933 | case HCI_KEYPRESS_STARTED: | |
3934 | conn->passkey_entered = 0; | |
3935 | return; | |
3936 | ||
3937 | case HCI_KEYPRESS_ENTERED: | |
3938 | conn->passkey_entered++; | |
3939 | break; | |
3940 | ||
3941 | case HCI_KEYPRESS_ERASED: | |
3942 | conn->passkey_entered--; | |
3943 | break; | |
3944 | ||
3945 | case HCI_KEYPRESS_CLEARED: | |
3946 | conn->passkey_entered = 0; | |
3947 | break; | |
3948 | ||
3949 | case HCI_KEYPRESS_COMPLETED: | |
3950 | return; | |
3951 | } | |
3952 | ||
3953 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) | |
3954 | mgmt_user_passkey_notify(hdev, &conn->dst, conn->type, | |
3955 | conn->dst_type, conn->passkey_notify, | |
3956 | conn->passkey_entered); | |
3957 | } | |
3958 | ||
6039aa73 GP |
3959 | static void hci_simple_pair_complete_evt(struct hci_dev *hdev, |
3960 | struct sk_buff *skb) | |
0493684e MH |
3961 | { |
3962 | struct hci_ev_simple_pair_complete *ev = (void *) skb->data; | |
3963 | struct hci_conn *conn; | |
3964 | ||
3965 | BT_DBG("%s", hdev->name); | |
3966 | ||
3967 | hci_dev_lock(hdev); | |
3968 | ||
3969 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
2a611692 JH |
3970 | if (!conn) |
3971 | goto unlock; | |
3972 | ||
c1d4fa7a JH |
3973 | /* Reset the authentication requirement to unknown */ |
3974 | conn->remote_auth = 0xff; | |
3975 | ||
2a611692 JH |
3976 | /* To avoid duplicate auth_failed events to user space we check |
3977 | * the HCI_CONN_AUTH_PEND flag which will be set if we | |
3978 | * initiated the authentication. A traditional auth_complete | |
3979 | * event gets always produced as initiator and is also mapped to | |
3980 | * the mgmt_auth_failed event */ | |
fa1bd918 | 3981 | if (!test_bit(HCI_CONN_AUTH_PEND, &conn->flags) && ev->status) |
e1e930f5 | 3982 | mgmt_auth_failed(conn, ev->status); |
0493684e | 3983 | |
76a68ba0 | 3984 | hci_conn_drop(conn); |
2a611692 JH |
3985 | |
3986 | unlock: | |
0493684e MH |
3987 | hci_dev_unlock(hdev); |
3988 | } | |
3989 | ||
6039aa73 GP |
3990 | static void hci_remote_host_features_evt(struct hci_dev *hdev, |
3991 | struct sk_buff *skb) | |
41a96212 MH |
3992 | { |
3993 | struct hci_ev_remote_host_features *ev = (void *) skb->data; | |
3994 | struct inquiry_entry *ie; | |
cad718ed | 3995 | struct hci_conn *conn; |
41a96212 MH |
3996 | |
3997 | BT_DBG("%s", hdev->name); | |
3998 | ||
3999 | hci_dev_lock(hdev); | |
4000 | ||
cad718ed JH |
4001 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); |
4002 | if (conn) | |
4003 | memcpy(conn->features[1], ev->features, 8); | |
4004 | ||
cc11b9c1 AE |
4005 | ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr); |
4006 | if (ie) | |
02b7cc62 | 4007 | ie->data.ssp_mode = (ev->features[0] & LMP_HOST_SSP); |
41a96212 MH |
4008 | |
4009 | hci_dev_unlock(hdev); | |
4010 | } | |
4011 | ||
6039aa73 GP |
4012 | static void hci_remote_oob_data_request_evt(struct hci_dev *hdev, |
4013 | struct sk_buff *skb) | |
2763eda6 SJ |
4014 | { |
4015 | struct hci_ev_remote_oob_data_request *ev = (void *) skb->data; | |
4016 | struct oob_data *data; | |
4017 | ||
4018 | BT_DBG("%s", hdev->name); | |
4019 | ||
4020 | hci_dev_lock(hdev); | |
4021 | ||
a8b2d5c2 | 4022 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
e1ba1f15 SJ |
4023 | goto unlock; |
4024 | ||
2763eda6 SJ |
4025 | data = hci_find_remote_oob_data(hdev, &ev->bdaddr); |
4026 | if (data) { | |
519ca9d0 MH |
4027 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) { |
4028 | struct hci_cp_remote_oob_ext_data_reply cp; | |
2763eda6 | 4029 | |
519ca9d0 MH |
4030 | bacpy(&cp.bdaddr, &ev->bdaddr); |
4031 | memcpy(cp.hash192, data->hash192, sizeof(cp.hash192)); | |
38da1703 | 4032 | memcpy(cp.rand192, data->rand192, sizeof(cp.rand192)); |
519ca9d0 | 4033 | memcpy(cp.hash256, data->hash256, sizeof(cp.hash256)); |
38da1703 | 4034 | memcpy(cp.rand256, data->rand256, sizeof(cp.rand256)); |
519ca9d0 MH |
4035 | |
4036 | hci_send_cmd(hdev, HCI_OP_REMOTE_OOB_EXT_DATA_REPLY, | |
4037 | sizeof(cp), &cp); | |
4038 | } else { | |
4039 | struct hci_cp_remote_oob_data_reply cp; | |
2763eda6 | 4040 | |
519ca9d0 MH |
4041 | bacpy(&cp.bdaddr, &ev->bdaddr); |
4042 | memcpy(cp.hash, data->hash192, sizeof(cp.hash)); | |
38da1703 | 4043 | memcpy(cp.rand, data->rand192, sizeof(cp.rand)); |
519ca9d0 MH |
4044 | |
4045 | hci_send_cmd(hdev, HCI_OP_REMOTE_OOB_DATA_REPLY, | |
4046 | sizeof(cp), &cp); | |
4047 | } | |
2763eda6 SJ |
4048 | } else { |
4049 | struct hci_cp_remote_oob_data_neg_reply cp; | |
4050 | ||
4051 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
519ca9d0 MH |
4052 | hci_send_cmd(hdev, HCI_OP_REMOTE_OOB_DATA_NEG_REPLY, |
4053 | sizeof(cp), &cp); | |
2763eda6 SJ |
4054 | } |
4055 | ||
e1ba1f15 | 4056 | unlock: |
2763eda6 SJ |
4057 | hci_dev_unlock(hdev); |
4058 | } | |
4059 | ||
d5e91192 AE |
4060 | static void hci_phy_link_complete_evt(struct hci_dev *hdev, |
4061 | struct sk_buff *skb) | |
4062 | { | |
4063 | struct hci_ev_phy_link_complete *ev = (void *) skb->data; | |
4064 | struct hci_conn *hcon, *bredr_hcon; | |
4065 | ||
4066 | BT_DBG("%s handle 0x%2.2x status 0x%2.2x", hdev->name, ev->phy_handle, | |
4067 | ev->status); | |
4068 | ||
4069 | hci_dev_lock(hdev); | |
4070 | ||
4071 | hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle); | |
4072 | if (!hcon) { | |
4073 | hci_dev_unlock(hdev); | |
4074 | return; | |
4075 | } | |
4076 | ||
4077 | if (ev->status) { | |
4078 | hci_conn_del(hcon); | |
4079 | hci_dev_unlock(hdev); | |
4080 | return; | |
4081 | } | |
4082 | ||
4083 | bredr_hcon = hcon->amp_mgr->l2cap_conn->hcon; | |
4084 | ||
4085 | hcon->state = BT_CONNECTED; | |
4086 | bacpy(&hcon->dst, &bredr_hcon->dst); | |
4087 | ||
4088 | hci_conn_hold(hcon); | |
4089 | hcon->disc_timeout = HCI_DISCONN_TIMEOUT; | |
76a68ba0 | 4090 | hci_conn_drop(hcon); |
d5e91192 | 4091 | |
d5e91192 AE |
4092 | hci_conn_add_sysfs(hcon); |
4093 | ||
cf70ff22 | 4094 | amp_physical_cfm(bredr_hcon, hcon); |
d5e91192 | 4095 | |
cf70ff22 | 4096 | hci_dev_unlock(hdev); |
d5e91192 AE |
4097 | } |
4098 | ||
27695fb4 AE |
4099 | static void hci_loglink_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
4100 | { | |
4101 | struct hci_ev_logical_link_complete *ev = (void *) skb->data; | |
4102 | struct hci_conn *hcon; | |
4103 | struct hci_chan *hchan; | |
4104 | struct amp_mgr *mgr; | |
4105 | ||
4106 | BT_DBG("%s log_handle 0x%4.4x phy_handle 0x%2.2x status 0x%2.2x", | |
4107 | hdev->name, le16_to_cpu(ev->handle), ev->phy_handle, | |
4108 | ev->status); | |
4109 | ||
4110 | hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle); | |
4111 | if (!hcon) | |
4112 | return; | |
4113 | ||
4114 | /* Create AMP hchan */ | |
4115 | hchan = hci_chan_create(hcon); | |
4116 | if (!hchan) | |
4117 | return; | |
4118 | ||
4119 | hchan->handle = le16_to_cpu(ev->handle); | |
4120 | ||
4121 | BT_DBG("hcon %p mgr %p hchan %p", hcon, hcon->amp_mgr, hchan); | |
4122 | ||
4123 | mgr = hcon->amp_mgr; | |
4124 | if (mgr && mgr->bredr_chan) { | |
4125 | struct l2cap_chan *bredr_chan = mgr->bredr_chan; | |
4126 | ||
4127 | l2cap_chan_lock(bredr_chan); | |
4128 | ||
4129 | bredr_chan->conn->mtu = hdev->block_mtu; | |
4130 | l2cap_logical_cfm(bredr_chan, hchan, 0); | |
4131 | hci_conn_hold(hcon); | |
4132 | ||
4133 | l2cap_chan_unlock(bredr_chan); | |
4134 | } | |
4135 | } | |
4136 | ||
606e2a10 AE |
4137 | static void hci_disconn_loglink_complete_evt(struct hci_dev *hdev, |
4138 | struct sk_buff *skb) | |
4139 | { | |
4140 | struct hci_ev_disconn_logical_link_complete *ev = (void *) skb->data; | |
4141 | struct hci_chan *hchan; | |
4142 | ||
4143 | BT_DBG("%s log handle 0x%4.4x status 0x%2.2x", hdev->name, | |
4144 | le16_to_cpu(ev->handle), ev->status); | |
4145 | ||
4146 | if (ev->status) | |
4147 | return; | |
4148 | ||
4149 | hci_dev_lock(hdev); | |
4150 | ||
4151 | hchan = hci_chan_lookup_handle(hdev, le16_to_cpu(ev->handle)); | |
4152 | if (!hchan) | |
4153 | goto unlock; | |
4154 | ||
4155 | amp_destroy_logical_link(hchan, ev->reason); | |
4156 | ||
4157 | unlock: | |
4158 | hci_dev_unlock(hdev); | |
4159 | } | |
4160 | ||
9eef6b3a AE |
4161 | static void hci_disconn_phylink_complete_evt(struct hci_dev *hdev, |
4162 | struct sk_buff *skb) | |
4163 | { | |
4164 | struct hci_ev_disconn_phy_link_complete *ev = (void *) skb->data; | |
4165 | struct hci_conn *hcon; | |
4166 | ||
4167 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); | |
4168 | ||
4169 | if (ev->status) | |
4170 | return; | |
4171 | ||
4172 | hci_dev_lock(hdev); | |
4173 | ||
4174 | hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle); | |
4175 | if (hcon) { | |
4176 | hcon->state = BT_CLOSED; | |
4177 | hci_conn_del(hcon); | |
4178 | } | |
4179 | ||
4180 | hci_dev_unlock(hdev); | |
4181 | } | |
4182 | ||
6039aa73 | 4183 | static void hci_le_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
fcd89c09 VT |
4184 | { |
4185 | struct hci_ev_le_conn_complete *ev = (void *) skb->data; | |
912b42ef | 4186 | struct hci_conn_params *params; |
fcd89c09 | 4187 | struct hci_conn *conn; |
68d6f6de | 4188 | struct smp_irk *irk; |
837d502e | 4189 | u8 addr_type; |
fcd89c09 | 4190 | |
9f1db00c | 4191 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
fcd89c09 VT |
4192 | |
4193 | hci_dev_lock(hdev); | |
4194 | ||
fbd96c15 JH |
4195 | /* All controllers implicitly stop advertising in the event of a |
4196 | * connection, so ensure that the state bit is cleared. | |
4197 | */ | |
4198 | clear_bit(HCI_LE_ADV, &hdev->dev_flags); | |
4199 | ||
b47a09b3 | 4200 | conn = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT); |
b62f328b | 4201 | if (!conn) { |
a5c4e309 | 4202 | conn = hci_conn_add(hdev, LE_LINK, &ev->bdaddr, ev->role); |
b62f328b VT |
4203 | if (!conn) { |
4204 | BT_ERR("No memory for new connection"); | |
230fd16a | 4205 | goto unlock; |
b62f328b | 4206 | } |
29b7988a AG |
4207 | |
4208 | conn->dst_type = ev->bdaddr_type; | |
b9b343d2 | 4209 | |
cb1d68f7 JH |
4210 | /* If we didn't have a hci_conn object previously |
4211 | * but we're in master role this must be something | |
4212 | * initiated using a white list. Since white list based | |
4213 | * connections are not "first class citizens" we don't | |
4214 | * have full tracking of them. Therefore, we go ahead | |
4215 | * with a "best effort" approach of determining the | |
4216 | * initiator address based on the HCI_PRIVACY flag. | |
4217 | */ | |
4218 | if (conn->out) { | |
4219 | conn->resp_addr_type = ev->bdaddr_type; | |
4220 | bacpy(&conn->resp_addr, &ev->bdaddr); | |
4221 | if (test_bit(HCI_PRIVACY, &hdev->dev_flags)) { | |
4222 | conn->init_addr_type = ADDR_LE_DEV_RANDOM; | |
4223 | bacpy(&conn->init_addr, &hdev->rpa); | |
4224 | } else { | |
4225 | hci_copy_identity_address(hdev, | |
4226 | &conn->init_addr, | |
4227 | &conn->init_addr_type); | |
4228 | } | |
cb1d68f7 | 4229 | } |
9489eca4 JH |
4230 | } else { |
4231 | cancel_delayed_work(&conn->le_conn_timeout); | |
b62f328b | 4232 | } |
fcd89c09 | 4233 | |
80c24ab8 JH |
4234 | if (!conn->out) { |
4235 | /* Set the responder (our side) address type based on | |
4236 | * the advertising address type. | |
4237 | */ | |
4238 | conn->resp_addr_type = hdev->adv_addr_type; | |
4239 | if (hdev->adv_addr_type == ADDR_LE_DEV_RANDOM) | |
4240 | bacpy(&conn->resp_addr, &hdev->random_addr); | |
4241 | else | |
4242 | bacpy(&conn->resp_addr, &hdev->bdaddr); | |
4243 | ||
4244 | conn->init_addr_type = ev->bdaddr_type; | |
4245 | bacpy(&conn->init_addr, &ev->bdaddr); | |
a720d735 MH |
4246 | |
4247 | /* For incoming connections, set the default minimum | |
4248 | * and maximum connection interval. They will be used | |
4249 | * to check if the parameters are in range and if not | |
4250 | * trigger the connection update procedure. | |
4251 | */ | |
4252 | conn->le_conn_min_interval = hdev->le_conn_min_interval; | |
4253 | conn->le_conn_max_interval = hdev->le_conn_max_interval; | |
80c24ab8 | 4254 | } |
7be2edbb | 4255 | |
edb4b466 MH |
4256 | /* Lookup the identity address from the stored connection |
4257 | * address and address type. | |
4258 | * | |
4259 | * When establishing connections to an identity address, the | |
4260 | * connection procedure will store the resolvable random | |
4261 | * address first. Now if it can be converted back into the | |
4262 | * identity address, start using the identity address from | |
4263 | * now on. | |
4264 | */ | |
4265 | irk = hci_get_irk(hdev, &conn->dst, conn->dst_type); | |
68d6f6de JH |
4266 | if (irk) { |
4267 | bacpy(&conn->dst, &irk->bdaddr); | |
4268 | conn->dst_type = irk->addr_type; | |
4269 | } | |
4270 | ||
2d3c2260 JH |
4271 | if (ev->status) { |
4272 | hci_le_conn_failed(conn, ev->status); | |
837d502e JH |
4273 | goto unlock; |
4274 | } | |
4275 | ||
08853f18 JH |
4276 | if (conn->dst_type == ADDR_LE_DEV_PUBLIC) |
4277 | addr_type = BDADDR_LE_PUBLIC; | |
4278 | else | |
4279 | addr_type = BDADDR_LE_RANDOM; | |
4280 | ||
2d3c2260 JH |
4281 | /* Drop the connection if the device is blocked */ |
4282 | if (hci_bdaddr_list_lookup(&hdev->blacklist, &conn->dst, addr_type)) { | |
4283 | hci_conn_drop(conn); | |
cd17decb AG |
4284 | goto unlock; |
4285 | } | |
4286 | ||
b644ba33 | 4287 | if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) |
48ec92fa | 4288 | mgmt_device_connected(hdev, conn, 0, NULL, 0); |
83bc71b4 | 4289 | |
7b5c0d52 | 4290 | conn->sec_level = BT_SECURITY_LOW; |
fcd89c09 VT |
4291 | conn->handle = __le16_to_cpu(ev->handle); |
4292 | conn->state = BT_CONNECTED; | |
4293 | ||
e04fde60 MH |
4294 | conn->le_conn_interval = le16_to_cpu(ev->interval); |
4295 | conn->le_conn_latency = le16_to_cpu(ev->latency); | |
4296 | conn->le_supv_timeout = le16_to_cpu(ev->supervision_timeout); | |
4297 | ||
fcd89c09 VT |
4298 | hci_conn_add_sysfs(conn); |
4299 | ||
4300 | hci_proto_connect_cfm(conn, ev->status); | |
4301 | ||
5477610f JH |
4302 | params = hci_pend_le_action_lookup(&hdev->pend_le_conns, &conn->dst, |
4303 | conn->dst_type); | |
f161dd41 | 4304 | if (params) { |
95305baa | 4305 | list_del_init(¶ms->action); |
f161dd41 JH |
4306 | if (params->conn) { |
4307 | hci_conn_drop(params->conn); | |
f8aaf9b6 | 4308 | hci_conn_put(params->conn); |
f161dd41 JH |
4309 | params->conn = NULL; |
4310 | } | |
4311 | } | |
a4790dbd | 4312 | |
fcd89c09 | 4313 | unlock: |
223683a5 | 4314 | hci_update_background_scan(hdev); |
fcd89c09 VT |
4315 | hci_dev_unlock(hdev); |
4316 | } | |
4317 | ||
1855d92d MH |
4318 | static void hci_le_conn_update_complete_evt(struct hci_dev *hdev, |
4319 | struct sk_buff *skb) | |
4320 | { | |
4321 | struct hci_ev_le_conn_update_complete *ev = (void *) skb->data; | |
4322 | struct hci_conn *conn; | |
4323 | ||
4324 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); | |
4325 | ||
4326 | if (ev->status) | |
4327 | return; | |
4328 | ||
4329 | hci_dev_lock(hdev); | |
4330 | ||
4331 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
4332 | if (conn) { | |
4333 | conn->le_conn_interval = le16_to_cpu(ev->interval); | |
4334 | conn->le_conn_latency = le16_to_cpu(ev->latency); | |
4335 | conn->le_supv_timeout = le16_to_cpu(ev->supervision_timeout); | |
4336 | } | |
4337 | ||
4338 | hci_dev_unlock(hdev); | |
4339 | } | |
4340 | ||
a4790dbd | 4341 | /* This function requires the caller holds hdev->lock */ |
fd45ada9 AA |
4342 | static struct hci_conn *check_pending_le_conn(struct hci_dev *hdev, |
4343 | bdaddr_t *addr, | |
4344 | u8 addr_type, u8 adv_type) | |
a4790dbd AG |
4345 | { |
4346 | struct hci_conn *conn; | |
4b9e7e75 | 4347 | struct hci_conn_params *params; |
a4790dbd | 4348 | |
1c1abcab JH |
4349 | /* If the event is not connectable don't proceed further */ |
4350 | if (adv_type != LE_ADV_IND && adv_type != LE_ADV_DIRECT_IND) | |
fd45ada9 | 4351 | return NULL; |
1c1abcab JH |
4352 | |
4353 | /* Ignore if the device is blocked */ | |
dcc36c16 | 4354 | if (hci_bdaddr_list_lookup(&hdev->blacklist, addr, addr_type)) |
fd45ada9 | 4355 | return NULL; |
1c1abcab | 4356 | |
f99353cf JH |
4357 | /* Most controller will fail if we try to create new connections |
4358 | * while we have an existing one in slave role. | |
4359 | */ | |
4360 | if (hdev->conn_hash.le_num_slave > 0) | |
fd45ada9 | 4361 | return NULL; |
f99353cf | 4362 | |
1c1abcab JH |
4363 | /* If we're not connectable only connect devices that we have in |
4364 | * our pend_le_conns list. | |
4365 | */ | |
4b9e7e75 MH |
4366 | params = hci_pend_le_action_lookup(&hdev->pend_le_conns, |
4367 | addr, addr_type); | |
4368 | if (!params) | |
fd45ada9 | 4369 | return NULL; |
4b9e7e75 MH |
4370 | |
4371 | switch (params->auto_connect) { | |
4372 | case HCI_AUTO_CONN_DIRECT: | |
4373 | /* Only devices advertising with ADV_DIRECT_IND are | |
4374 | * triggering a connection attempt. This is allowing | |
4375 | * incoming connections from slave devices. | |
4376 | */ | |
4377 | if (adv_type != LE_ADV_DIRECT_IND) | |
fd45ada9 | 4378 | return NULL; |
4b9e7e75 MH |
4379 | break; |
4380 | case HCI_AUTO_CONN_ALWAYS: | |
4381 | /* Devices advertising with ADV_IND or ADV_DIRECT_IND | |
4382 | * are triggering a connection attempt. This means | |
4383 | * that incoming connectioms from slave device are | |
4384 | * accepted and also outgoing connections to slave | |
4385 | * devices are established when found. | |
4386 | */ | |
4387 | break; | |
4388 | default: | |
fd45ada9 | 4389 | return NULL; |
4b9e7e75 | 4390 | } |
a4790dbd AG |
4391 | |
4392 | conn = hci_connect_le(hdev, addr, addr_type, BT_SECURITY_LOW, | |
e804d25d | 4393 | HCI_LE_AUTOCONN_TIMEOUT, HCI_ROLE_MASTER); |
f161dd41 JH |
4394 | if (!IS_ERR(conn)) { |
4395 | /* Store the pointer since we don't really have any | |
4396 | * other owner of the object besides the params that | |
4397 | * triggered it. This way we can abort the connection if | |
4398 | * the parameters get removed and keep the reference | |
4399 | * count consistent once the connection is established. | |
4400 | */ | |
f8aaf9b6 | 4401 | params->conn = hci_conn_get(conn); |
fd45ada9 | 4402 | return conn; |
f161dd41 | 4403 | } |
a4790dbd AG |
4404 | |
4405 | switch (PTR_ERR(conn)) { | |
4406 | case -EBUSY: | |
4407 | /* If hci_connect() returns -EBUSY it means there is already | |
4408 | * an LE connection attempt going on. Since controllers don't | |
4409 | * support more than one connection attempt at the time, we | |
4410 | * don't consider this an error case. | |
4411 | */ | |
4412 | break; | |
4413 | default: | |
4414 | BT_DBG("Failed to connect: err %ld", PTR_ERR(conn)); | |
fd45ada9 | 4415 | return NULL; |
a4790dbd | 4416 | } |
fd45ada9 AA |
4417 | |
4418 | return NULL; | |
a4790dbd AG |
4419 | } |
4420 | ||
4af605d8 JH |
4421 | static void process_adv_report(struct hci_dev *hdev, u8 type, bdaddr_t *bdaddr, |
4422 | u8 bdaddr_type, s8 rssi, u8 *data, u8 len) | |
4423 | { | |
b9a6328f | 4424 | struct discovery_state *d = &hdev->discovery; |
1c1abcab | 4425 | struct smp_irk *irk; |
fd45ada9 | 4426 | struct hci_conn *conn; |
474ee066 | 4427 | bool match; |
c70a7e4c | 4428 | u32 flags; |
b9a6328f | 4429 | |
1c1abcab JH |
4430 | /* Check if we need to convert to identity address */ |
4431 | irk = hci_get_irk(hdev, bdaddr, bdaddr_type); | |
4432 | if (irk) { | |
4433 | bdaddr = &irk->bdaddr; | |
4434 | bdaddr_type = irk->addr_type; | |
4435 | } | |
4436 | ||
4437 | /* Check if we have been requested to connect to this device */ | |
fd45ada9 AA |
4438 | conn = check_pending_le_conn(hdev, bdaddr, bdaddr_type, type); |
4439 | if (conn && type == LE_ADV_IND) { | |
4440 | /* Store report for later inclusion by | |
4441 | * mgmt_device_connected | |
4442 | */ | |
4443 | memcpy(conn->le_adv_data, data, len); | |
4444 | conn->le_adv_data_len = len; | |
4445 | } | |
1c1abcab | 4446 | |
0d2bf134 JH |
4447 | /* Passive scanning shouldn't trigger any device found events, |
4448 | * except for devices marked as CONN_REPORT for which we do send | |
4449 | * device found events. | |
4450 | */ | |
ca5c4be7 | 4451 | if (hdev->le_scan_type == LE_SCAN_PASSIVE) { |
0d2bf134 JH |
4452 | if (type == LE_ADV_DIRECT_IND) |
4453 | return; | |
4454 | ||
3a19b6fe JH |
4455 | if (!hci_pend_le_action_lookup(&hdev->pend_le_reports, |
4456 | bdaddr, bdaddr_type)) | |
0d2bf134 JH |
4457 | return; |
4458 | ||
4459 | if (type == LE_ADV_NONCONN_IND || type == LE_ADV_SCAN_IND) | |
4460 | flags = MGMT_DEV_FOUND_NOT_CONNECTABLE; | |
4461 | else | |
4462 | flags = 0; | |
4463 | mgmt_device_found(hdev, bdaddr, LE_LINK, bdaddr_type, NULL, | |
4464 | rssi, flags, data, len, NULL, 0); | |
97bf2e99 | 4465 | return; |
ca5c4be7 | 4466 | } |
4af605d8 | 4467 | |
c70a7e4c MH |
4468 | /* When receiving non-connectable or scannable undirected |
4469 | * advertising reports, this means that the remote device is | |
4470 | * not connectable and then clearly indicate this in the | |
4471 | * device found event. | |
4472 | * | |
4473 | * When receiving a scan response, then there is no way to | |
4474 | * know if the remote device is connectable or not. However | |
4475 | * since scan responses are merged with a previously seen | |
4476 | * advertising report, the flags field from that report | |
4477 | * will be used. | |
4478 | * | |
4479 | * In the really unlikely case that a controller get confused | |
4480 | * and just sends a scan response event, then it is marked as | |
4481 | * not connectable as well. | |
4482 | */ | |
4483 | if (type == LE_ADV_NONCONN_IND || type == LE_ADV_SCAN_IND || | |
4484 | type == LE_ADV_SCAN_RSP) | |
4485 | flags = MGMT_DEV_FOUND_NOT_CONNECTABLE; | |
4486 | else | |
4487 | flags = 0; | |
4488 | ||
b9a6328f JH |
4489 | /* If there's nothing pending either store the data from this |
4490 | * event or send an immediate device found event if the data | |
4491 | * should not be stored for later. | |
4492 | */ | |
4493 | if (!has_pending_adv_report(hdev)) { | |
4494 | /* If the report will trigger a SCAN_REQ store it for | |
4495 | * later merging. | |
4496 | */ | |
4497 | if (type == LE_ADV_IND || type == LE_ADV_SCAN_IND) { | |
4498 | store_pending_adv_report(hdev, bdaddr, bdaddr_type, | |
c70a7e4c | 4499 | rssi, flags, data, len); |
b9a6328f JH |
4500 | return; |
4501 | } | |
4502 | ||
4503 | mgmt_device_found(hdev, bdaddr, LE_LINK, bdaddr_type, NULL, | |
c70a7e4c | 4504 | rssi, flags, data, len, NULL, 0); |
b9a6328f JH |
4505 | return; |
4506 | } | |
4507 | ||
474ee066 JH |
4508 | /* Check if the pending report is for the same device as the new one */ |
4509 | match = (!bacmp(bdaddr, &d->last_adv_addr) && | |
4510 | bdaddr_type == d->last_adv_addr_type); | |
4511 | ||
b9a6328f JH |
4512 | /* If the pending data doesn't match this report or this isn't a |
4513 | * scan response (e.g. we got a duplicate ADV_IND) then force | |
4514 | * sending of the pending data. | |
4515 | */ | |
474ee066 JH |
4516 | if (type != LE_ADV_SCAN_RSP || !match) { |
4517 | /* Send out whatever is in the cache, but skip duplicates */ | |
4518 | if (!match) | |
4519 | mgmt_device_found(hdev, &d->last_adv_addr, LE_LINK, | |
ff5cd29f | 4520 | d->last_adv_addr_type, NULL, |
c70a7e4c | 4521 | d->last_adv_rssi, d->last_adv_flags, |
ff5cd29f | 4522 | d->last_adv_data, |
474ee066 | 4523 | d->last_adv_data_len, NULL, 0); |
b9a6328f JH |
4524 | |
4525 | /* If the new report will trigger a SCAN_REQ store it for | |
4526 | * later merging. | |
4527 | */ | |
4528 | if (type == LE_ADV_IND || type == LE_ADV_SCAN_IND) { | |
4529 | store_pending_adv_report(hdev, bdaddr, bdaddr_type, | |
c70a7e4c | 4530 | rssi, flags, data, len); |
b9a6328f JH |
4531 | return; |
4532 | } | |
4533 | ||
4534 | /* The advertising reports cannot be merged, so clear | |
4535 | * the pending report and send out a device found event. | |
4536 | */ | |
4537 | clear_pending_adv_report(hdev); | |
5c5b93e4 | 4538 | mgmt_device_found(hdev, bdaddr, LE_LINK, bdaddr_type, NULL, |
c70a7e4c | 4539 | rssi, flags, data, len, NULL, 0); |
b9a6328f JH |
4540 | return; |
4541 | } | |
4542 | ||
4543 | /* If we get here we've got a pending ADV_IND or ADV_SCAN_IND and | |
4544 | * the new event is a SCAN_RSP. We can therefore proceed with | |
4545 | * sending a merged device found event. | |
4546 | */ | |
4547 | mgmt_device_found(hdev, &d->last_adv_addr, LE_LINK, | |
c70a7e4c | 4548 | d->last_adv_addr_type, NULL, rssi, d->last_adv_flags, |
42bd6a56 | 4549 | d->last_adv_data, d->last_adv_data_len, data, len); |
b9a6328f | 4550 | clear_pending_adv_report(hdev); |
4af605d8 JH |
4551 | } |
4552 | ||
6039aa73 | 4553 | static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb) |
9aa04c91 | 4554 | { |
e95beb41 AG |
4555 | u8 num_reports = skb->data[0]; |
4556 | void *ptr = &skb->data[1]; | |
9aa04c91 | 4557 | |
a4790dbd AG |
4558 | hci_dev_lock(hdev); |
4559 | ||
e95beb41 AG |
4560 | while (num_reports--) { |
4561 | struct hci_ev_le_advertising_info *ev = ptr; | |
4af605d8 | 4562 | s8 rssi; |
a4790dbd | 4563 | |
3c9e9195 | 4564 | rssi = ev->data[ev->length]; |
4af605d8 JH |
4565 | process_adv_report(hdev, ev->evt_type, &ev->bdaddr, |
4566 | ev->bdaddr_type, rssi, ev->data, ev->length); | |
3c9e9195 | 4567 | |
e95beb41 | 4568 | ptr += sizeof(*ev) + ev->length + 1; |
9aa04c91 | 4569 | } |
a4790dbd AG |
4570 | |
4571 | hci_dev_unlock(hdev); | |
9aa04c91 AG |
4572 | } |
4573 | ||
6039aa73 | 4574 | static void hci_le_ltk_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a7a595f6 VCG |
4575 | { |
4576 | struct hci_ev_le_ltk_req *ev = (void *) skb->data; | |
4577 | struct hci_cp_le_ltk_reply cp; | |
bea710fe | 4578 | struct hci_cp_le_ltk_neg_reply neg; |
a7a595f6 | 4579 | struct hci_conn *conn; |
c9839a11 | 4580 | struct smp_ltk *ltk; |
a7a595f6 | 4581 | |
9f1db00c | 4582 | BT_DBG("%s handle 0x%4.4x", hdev->name, __le16_to_cpu(ev->handle)); |
a7a595f6 VCG |
4583 | |
4584 | hci_dev_lock(hdev); | |
4585 | ||
4586 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
bea710fe VCG |
4587 | if (conn == NULL) |
4588 | goto not_found; | |
a7a595f6 | 4589 | |
e804d25d | 4590 | ltk = hci_find_ltk(hdev, ev->ediv, ev->rand, conn->role); |
bea710fe VCG |
4591 | if (ltk == NULL) |
4592 | goto not_found; | |
4593 | ||
4594 | memcpy(cp.ltk, ltk->val, sizeof(ltk->val)); | |
a7a595f6 | 4595 | cp.handle = cpu_to_le16(conn->handle); |
c9839a11 | 4596 | |
a6f7833c | 4597 | conn->pending_sec_level = smp_ltk_sec_level(ltk); |
a7a595f6 | 4598 | |
89cbb4da | 4599 | conn->enc_key_size = ltk->enc_size; |
a7a595f6 VCG |
4600 | |
4601 | hci_send_cmd(hdev, HCI_OP_LE_LTK_REPLY, sizeof(cp), &cp); | |
4602 | ||
5981a882 CT |
4603 | /* Ref. Bluetooth Core SPEC pages 1975 and 2004. STK is a |
4604 | * temporary key used to encrypt a connection following | |
4605 | * pairing. It is used during the Encrypted Session Setup to | |
4606 | * distribute the keys. Later, security can be re-established | |
4607 | * using a distributed LTK. | |
4608 | */ | |
2ceba539 | 4609 | if (ltk->type == SMP_STK) { |
fe59a05f | 4610 | set_bit(HCI_CONN_STK_ENCRYPT, &conn->flags); |
970d0f1b JH |
4611 | list_del_rcu(<k->list); |
4612 | kfree_rcu(ltk, rcu); | |
fe59a05f JH |
4613 | } else { |
4614 | clear_bit(HCI_CONN_STK_ENCRYPT, &conn->flags); | |
c9839a11 VCG |
4615 | } |
4616 | ||
a7a595f6 | 4617 | hci_dev_unlock(hdev); |
bea710fe VCG |
4618 | |
4619 | return; | |
4620 | ||
4621 | not_found: | |
4622 | neg.handle = ev->handle; | |
4623 | hci_send_cmd(hdev, HCI_OP_LE_LTK_NEG_REPLY, sizeof(neg), &neg); | |
4624 | hci_dev_unlock(hdev); | |
a7a595f6 VCG |
4625 | } |
4626 | ||
8e75b46a AG |
4627 | static void send_conn_param_neg_reply(struct hci_dev *hdev, u16 handle, |
4628 | u8 reason) | |
4629 | { | |
4630 | struct hci_cp_le_conn_param_req_neg_reply cp; | |
4631 | ||
4632 | cp.handle = cpu_to_le16(handle); | |
4633 | cp.reason = reason; | |
4634 | ||
4635 | hci_send_cmd(hdev, HCI_OP_LE_CONN_PARAM_REQ_NEG_REPLY, sizeof(cp), | |
4636 | &cp); | |
4637 | } | |
4638 | ||
4639 | static void hci_le_remote_conn_param_req_evt(struct hci_dev *hdev, | |
4640 | struct sk_buff *skb) | |
4641 | { | |
4642 | struct hci_ev_le_remote_conn_param_req *ev = (void *) skb->data; | |
4643 | struct hci_cp_le_conn_param_req_reply cp; | |
4644 | struct hci_conn *hcon; | |
4645 | u16 handle, min, max, latency, timeout; | |
4646 | ||
4647 | handle = le16_to_cpu(ev->handle); | |
4648 | min = le16_to_cpu(ev->interval_min); | |
4649 | max = le16_to_cpu(ev->interval_max); | |
4650 | latency = le16_to_cpu(ev->latency); | |
4651 | timeout = le16_to_cpu(ev->timeout); | |
4652 | ||
4653 | hcon = hci_conn_hash_lookup_handle(hdev, handle); | |
4654 | if (!hcon || hcon->state != BT_CONNECTED) | |
4655 | return send_conn_param_neg_reply(hdev, handle, | |
4656 | HCI_ERROR_UNKNOWN_CONN_ID); | |
4657 | ||
4658 | if (hci_check_conn_params(min, max, latency, timeout)) | |
4659 | return send_conn_param_neg_reply(hdev, handle, | |
4660 | HCI_ERROR_INVALID_LL_PARAMS); | |
4661 | ||
40bef302 | 4662 | if (hcon->role == HCI_ROLE_MASTER) { |
348d50b8 | 4663 | struct hci_conn_params *params; |
f4869e2a | 4664 | u8 store_hint; |
348d50b8 JH |
4665 | |
4666 | hci_dev_lock(hdev); | |
4667 | ||
4668 | params = hci_conn_params_lookup(hdev, &hcon->dst, | |
4669 | hcon->dst_type); | |
4670 | if (params) { | |
4671 | params->conn_min_interval = min; | |
4672 | params->conn_max_interval = max; | |
4673 | params->conn_latency = latency; | |
4674 | params->supervision_timeout = timeout; | |
f4869e2a JH |
4675 | store_hint = 0x01; |
4676 | } else{ | |
4677 | store_hint = 0x00; | |
348d50b8 JH |
4678 | } |
4679 | ||
4680 | hci_dev_unlock(hdev); | |
4681 | ||
f4869e2a JH |
4682 | mgmt_new_conn_param(hdev, &hcon->dst, hcon->dst_type, |
4683 | store_hint, min, max, latency, timeout); | |
348d50b8 | 4684 | } |
ffb5a827 | 4685 | |
8e75b46a AG |
4686 | cp.handle = ev->handle; |
4687 | cp.interval_min = ev->interval_min; | |
4688 | cp.interval_max = ev->interval_max; | |
4689 | cp.latency = ev->latency; | |
4690 | cp.timeout = ev->timeout; | |
4691 | cp.min_ce_len = 0; | |
4692 | cp.max_ce_len = 0; | |
4693 | ||
4694 | hci_send_cmd(hdev, HCI_OP_LE_CONN_PARAM_REQ_REPLY, sizeof(cp), &cp); | |
4695 | } | |
4696 | ||
6039aa73 | 4697 | static void hci_le_meta_evt(struct hci_dev *hdev, struct sk_buff *skb) |
fcd89c09 VT |
4698 | { |
4699 | struct hci_ev_le_meta *le_ev = (void *) skb->data; | |
4700 | ||
4701 | skb_pull(skb, sizeof(*le_ev)); | |
4702 | ||
4703 | switch (le_ev->subevent) { | |
4704 | case HCI_EV_LE_CONN_COMPLETE: | |
4705 | hci_le_conn_complete_evt(hdev, skb); | |
4706 | break; | |
4707 | ||
1855d92d MH |
4708 | case HCI_EV_LE_CONN_UPDATE_COMPLETE: |
4709 | hci_le_conn_update_complete_evt(hdev, skb); | |
4710 | break; | |
4711 | ||
9aa04c91 AG |
4712 | case HCI_EV_LE_ADVERTISING_REPORT: |
4713 | hci_le_adv_report_evt(hdev, skb); | |
4714 | break; | |
4715 | ||
a7a595f6 VCG |
4716 | case HCI_EV_LE_LTK_REQ: |
4717 | hci_le_ltk_request_evt(hdev, skb); | |
4718 | break; | |
4719 | ||
8e75b46a AG |
4720 | case HCI_EV_LE_REMOTE_CONN_PARAM_REQ: |
4721 | hci_le_remote_conn_param_req_evt(hdev, skb); | |
4722 | break; | |
4723 | ||
fcd89c09 VT |
4724 | default: |
4725 | break; | |
4726 | } | |
4727 | } | |
4728 | ||
9495b2ee AE |
4729 | static void hci_chan_selected_evt(struct hci_dev *hdev, struct sk_buff *skb) |
4730 | { | |
4731 | struct hci_ev_channel_selected *ev = (void *) skb->data; | |
4732 | struct hci_conn *hcon; | |
4733 | ||
4734 | BT_DBG("%s handle 0x%2.2x", hdev->name, ev->phy_handle); | |
4735 | ||
4736 | skb_pull(skb, sizeof(*ev)); | |
4737 | ||
4738 | hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle); | |
4739 | if (!hcon) | |
4740 | return; | |
4741 | ||
4742 | amp_read_loc_assoc_final_data(hdev, hcon); | |
4743 | } | |
4744 | ||
a9de9248 MH |
4745 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb) |
4746 | { | |
4747 | struct hci_event_hdr *hdr = (void *) skb->data; | |
4748 | __u8 event = hdr->evt; | |
4749 | ||
b6ddb638 JH |
4750 | hci_dev_lock(hdev); |
4751 | ||
4752 | /* Received events are (currently) only needed when a request is | |
4753 | * ongoing so avoid unnecessary memory allocation. | |
4754 | */ | |
899de765 | 4755 | if (hci_req_pending(hdev)) { |
b6ddb638 JH |
4756 | kfree_skb(hdev->recv_evt); |
4757 | hdev->recv_evt = skb_clone(skb, GFP_KERNEL); | |
4758 | } | |
4759 | ||
4760 | hci_dev_unlock(hdev); | |
4761 | ||
a9de9248 MH |
4762 | skb_pull(skb, HCI_EVENT_HDR_SIZE); |
4763 | ||
02350a72 | 4764 | if (hdev->sent_cmd && bt_cb(hdev->sent_cmd)->req.event == event) { |
c1f23a2b JB |
4765 | struct hci_command_hdr *cmd_hdr = (void *) hdev->sent_cmd->data; |
4766 | u16 opcode = __le16_to_cpu(cmd_hdr->opcode); | |
02350a72 JH |
4767 | |
4768 | hci_req_cmd_complete(hdev, opcode, 0); | |
4769 | } | |
4770 | ||
a9de9248 | 4771 | switch (event) { |
1da177e4 LT |
4772 | case HCI_EV_INQUIRY_COMPLETE: |
4773 | hci_inquiry_complete_evt(hdev, skb); | |
4774 | break; | |
4775 | ||
4776 | case HCI_EV_INQUIRY_RESULT: | |
4777 | hci_inquiry_result_evt(hdev, skb); | |
4778 | break; | |
4779 | ||
a9de9248 MH |
4780 | case HCI_EV_CONN_COMPLETE: |
4781 | hci_conn_complete_evt(hdev, skb); | |
21d9e30e MH |
4782 | break; |
4783 | ||
1da177e4 LT |
4784 | case HCI_EV_CONN_REQUEST: |
4785 | hci_conn_request_evt(hdev, skb); | |
4786 | break; | |
4787 | ||
1da177e4 LT |
4788 | case HCI_EV_DISCONN_COMPLETE: |
4789 | hci_disconn_complete_evt(hdev, skb); | |
4790 | break; | |
4791 | ||
1da177e4 LT |
4792 | case HCI_EV_AUTH_COMPLETE: |
4793 | hci_auth_complete_evt(hdev, skb); | |
4794 | break; | |
4795 | ||
a9de9248 MH |
4796 | case HCI_EV_REMOTE_NAME: |
4797 | hci_remote_name_evt(hdev, skb); | |
4798 | break; | |
4799 | ||
1da177e4 LT |
4800 | case HCI_EV_ENCRYPT_CHANGE: |
4801 | hci_encrypt_change_evt(hdev, skb); | |
4802 | break; | |
4803 | ||
a9de9248 MH |
4804 | case HCI_EV_CHANGE_LINK_KEY_COMPLETE: |
4805 | hci_change_link_key_complete_evt(hdev, skb); | |
4806 | break; | |
4807 | ||
4808 | case HCI_EV_REMOTE_FEATURES: | |
4809 | hci_remote_features_evt(hdev, skb); | |
4810 | break; | |
4811 | ||
a9de9248 MH |
4812 | case HCI_EV_CMD_COMPLETE: |
4813 | hci_cmd_complete_evt(hdev, skb); | |
4814 | break; | |
4815 | ||
4816 | case HCI_EV_CMD_STATUS: | |
4817 | hci_cmd_status_evt(hdev, skb); | |
4818 | break; | |
4819 | ||
24dfa343 MH |
4820 | case HCI_EV_HARDWARE_ERROR: |
4821 | hci_hardware_error_evt(hdev, skb); | |
4822 | break; | |
4823 | ||
a9de9248 MH |
4824 | case HCI_EV_ROLE_CHANGE: |
4825 | hci_role_change_evt(hdev, skb); | |
4826 | break; | |
4827 | ||
4828 | case HCI_EV_NUM_COMP_PKTS: | |
4829 | hci_num_comp_pkts_evt(hdev, skb); | |
4830 | break; | |
4831 | ||
4832 | case HCI_EV_MODE_CHANGE: | |
4833 | hci_mode_change_evt(hdev, skb); | |
1da177e4 LT |
4834 | break; |
4835 | ||
4836 | case HCI_EV_PIN_CODE_REQ: | |
4837 | hci_pin_code_request_evt(hdev, skb); | |
4838 | break; | |
4839 | ||
4840 | case HCI_EV_LINK_KEY_REQ: | |
4841 | hci_link_key_request_evt(hdev, skb); | |
4842 | break; | |
4843 | ||
4844 | case HCI_EV_LINK_KEY_NOTIFY: | |
4845 | hci_link_key_notify_evt(hdev, skb); | |
4846 | break; | |
4847 | ||
4848 | case HCI_EV_CLOCK_OFFSET: | |
4849 | hci_clock_offset_evt(hdev, skb); | |
4850 | break; | |
4851 | ||
a8746417 MH |
4852 | case HCI_EV_PKT_TYPE_CHANGE: |
4853 | hci_pkt_type_change_evt(hdev, skb); | |
4854 | break; | |
4855 | ||
85a1e930 MH |
4856 | case HCI_EV_PSCAN_REP_MODE: |
4857 | hci_pscan_rep_mode_evt(hdev, skb); | |
4858 | break; | |
4859 | ||
a9de9248 MH |
4860 | case HCI_EV_INQUIRY_RESULT_WITH_RSSI: |
4861 | hci_inquiry_result_with_rssi_evt(hdev, skb); | |
04837f64 MH |
4862 | break; |
4863 | ||
a9de9248 MH |
4864 | case HCI_EV_REMOTE_EXT_FEATURES: |
4865 | hci_remote_ext_features_evt(hdev, skb); | |
1da177e4 LT |
4866 | break; |
4867 | ||
a9de9248 MH |
4868 | case HCI_EV_SYNC_CONN_COMPLETE: |
4869 | hci_sync_conn_complete_evt(hdev, skb); | |
4870 | break; | |
1da177e4 | 4871 | |
a9de9248 MH |
4872 | case HCI_EV_EXTENDED_INQUIRY_RESULT: |
4873 | hci_extended_inquiry_result_evt(hdev, skb); | |
4874 | break; | |
1da177e4 | 4875 | |
1c2e0041 JH |
4876 | case HCI_EV_KEY_REFRESH_COMPLETE: |
4877 | hci_key_refresh_complete_evt(hdev, skb); | |
4878 | break; | |
4879 | ||
0493684e MH |
4880 | case HCI_EV_IO_CAPA_REQUEST: |
4881 | hci_io_capa_request_evt(hdev, skb); | |
4882 | break; | |
4883 | ||
03b555e1 JH |
4884 | case HCI_EV_IO_CAPA_REPLY: |
4885 | hci_io_capa_reply_evt(hdev, skb); | |
4886 | break; | |
4887 | ||
a5c29683 JH |
4888 | case HCI_EV_USER_CONFIRM_REQUEST: |
4889 | hci_user_confirm_request_evt(hdev, skb); | |
4890 | break; | |
4891 | ||
1143d458 BG |
4892 | case HCI_EV_USER_PASSKEY_REQUEST: |
4893 | hci_user_passkey_request_evt(hdev, skb); | |
4894 | break; | |
4895 | ||
92a25256 JH |
4896 | case HCI_EV_USER_PASSKEY_NOTIFY: |
4897 | hci_user_passkey_notify_evt(hdev, skb); | |
4898 | break; | |
4899 | ||
4900 | case HCI_EV_KEYPRESS_NOTIFY: | |
4901 | hci_keypress_notify_evt(hdev, skb); | |
4902 | break; | |
4903 | ||
0493684e MH |
4904 | case HCI_EV_SIMPLE_PAIR_COMPLETE: |
4905 | hci_simple_pair_complete_evt(hdev, skb); | |
4906 | break; | |
4907 | ||
41a96212 MH |
4908 | case HCI_EV_REMOTE_HOST_FEATURES: |
4909 | hci_remote_host_features_evt(hdev, skb); | |
4910 | break; | |
4911 | ||
fcd89c09 VT |
4912 | case HCI_EV_LE_META: |
4913 | hci_le_meta_evt(hdev, skb); | |
4914 | break; | |
4915 | ||
9495b2ee AE |
4916 | case HCI_EV_CHANNEL_SELECTED: |
4917 | hci_chan_selected_evt(hdev, skb); | |
4918 | break; | |
4919 | ||
2763eda6 SJ |
4920 | case HCI_EV_REMOTE_OOB_DATA_REQUEST: |
4921 | hci_remote_oob_data_request_evt(hdev, skb); | |
4922 | break; | |
4923 | ||
d5e91192 AE |
4924 | case HCI_EV_PHY_LINK_COMPLETE: |
4925 | hci_phy_link_complete_evt(hdev, skb); | |
4926 | break; | |
4927 | ||
27695fb4 AE |
4928 | case HCI_EV_LOGICAL_LINK_COMPLETE: |
4929 | hci_loglink_complete_evt(hdev, skb); | |
4930 | break; | |
4931 | ||
606e2a10 AE |
4932 | case HCI_EV_DISCONN_LOGICAL_LINK_COMPLETE: |
4933 | hci_disconn_loglink_complete_evt(hdev, skb); | |
4934 | break; | |
4935 | ||
9eef6b3a AE |
4936 | case HCI_EV_DISCONN_PHY_LINK_COMPLETE: |
4937 | hci_disconn_phylink_complete_evt(hdev, skb); | |
4938 | break; | |
4939 | ||
25e89e99 AE |
4940 | case HCI_EV_NUM_COMP_BLOCKS: |
4941 | hci_num_comp_blocks_evt(hdev, skb); | |
4942 | break; | |
4943 | ||
a9de9248 | 4944 | default: |
9f1db00c | 4945 | BT_DBG("%s event 0x%2.2x", hdev->name, event); |
1da177e4 LT |
4946 | break; |
4947 | } | |
4948 | ||
4949 | kfree_skb(skb); | |
4950 | hdev->stat.evt_rx++; | |
4951 | } |