]>
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)); | |
104 | if (conn) { | |
105 | if (rp->role) | |
106 | conn->link_mode &= ~HCI_LM_MASTER; | |
107 | else | |
108 | conn->link_mode |= HCI_LM_MASTER; | |
1da177e4 | 109 | } |
a9de9248 MH |
110 | |
111 | hci_dev_unlock(hdev); | |
1da177e4 LT |
112 | } |
113 | ||
e4e8e37c MH |
114 | static void hci_cc_read_link_policy(struct hci_dev *hdev, struct sk_buff *skb) |
115 | { | |
116 | struct hci_rp_read_link_policy *rp = (void *) skb->data; | |
117 | struct hci_conn *conn; | |
118 | ||
9f1db00c | 119 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
e4e8e37c MH |
120 | |
121 | if (rp->status) | |
122 | return; | |
123 | ||
124 | hci_dev_lock(hdev); | |
125 | ||
126 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
127 | if (conn) | |
128 | conn->link_policy = __le16_to_cpu(rp->policy); | |
129 | ||
130 | hci_dev_unlock(hdev); | |
131 | } | |
132 | ||
a9de9248 | 133 | static void hci_cc_write_link_policy(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 134 | { |
a9de9248 | 135 | struct hci_rp_write_link_policy *rp = (void *) skb->data; |
1da177e4 | 136 | struct hci_conn *conn; |
04837f64 | 137 | void *sent; |
1da177e4 | 138 | |
9f1db00c | 139 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1da177e4 | 140 | |
a9de9248 MH |
141 | if (rp->status) |
142 | return; | |
1da177e4 | 143 | |
a9de9248 MH |
144 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LINK_POLICY); |
145 | if (!sent) | |
146 | return; | |
1da177e4 | 147 | |
a9de9248 | 148 | hci_dev_lock(hdev); |
1da177e4 | 149 | |
a9de9248 | 150 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); |
e4e8e37c | 151 | if (conn) |
83985319 | 152 | conn->link_policy = get_unaligned_le16(sent + 2); |
1da177e4 | 153 | |
a9de9248 MH |
154 | hci_dev_unlock(hdev); |
155 | } | |
1da177e4 | 156 | |
807deac2 GP |
157 | static void hci_cc_read_def_link_policy(struct hci_dev *hdev, |
158 | struct sk_buff *skb) | |
e4e8e37c MH |
159 | { |
160 | struct hci_rp_read_def_link_policy *rp = (void *) skb->data; | |
161 | ||
9f1db00c | 162 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
e4e8e37c MH |
163 | |
164 | if (rp->status) | |
165 | return; | |
166 | ||
167 | hdev->link_policy = __le16_to_cpu(rp->policy); | |
168 | } | |
169 | ||
807deac2 GP |
170 | static void hci_cc_write_def_link_policy(struct hci_dev *hdev, |
171 | struct sk_buff *skb) | |
e4e8e37c MH |
172 | { |
173 | __u8 status = *((__u8 *) skb->data); | |
174 | void *sent; | |
175 | ||
9f1db00c | 176 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
e4e8e37c MH |
177 | |
178 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_DEF_LINK_POLICY); | |
179 | if (!sent) | |
180 | return; | |
181 | ||
182 | if (!status) | |
183 | hdev->link_policy = get_unaligned_le16(sent); | |
e4e8e37c MH |
184 | } |
185 | ||
a9de9248 MH |
186 | static void hci_cc_reset(struct hci_dev *hdev, struct sk_buff *skb) |
187 | { | |
188 | __u8 status = *((__u8 *) skb->data); | |
04837f64 | 189 | |
9f1db00c | 190 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
04837f64 | 191 | |
10572132 GP |
192 | clear_bit(HCI_RESET, &hdev->flags); |
193 | ||
a297e97c | 194 | /* Reset all non-persistent flags */ |
2cc6fb00 | 195 | hdev->dev_flags &= ~HCI_PERSISTENT_MASK; |
69775ff6 AG |
196 | |
197 | hdev->discovery.state = DISCOVERY_STOPPED; | |
bbaf444a JH |
198 | hdev->inq_tx_power = HCI_TX_POWER_INVALID; |
199 | hdev->adv_tx_power = HCI_TX_POWER_INVALID; | |
3f0f524b JH |
200 | |
201 | memset(hdev->adv_data, 0, sizeof(hdev->adv_data)); | |
202 | hdev->adv_data_len = 0; | |
f8e808bd MH |
203 | |
204 | memset(hdev->scan_rsp_data, 0, sizeof(hdev->scan_rsp_data)); | |
205 | hdev->scan_rsp_data_len = 0; | |
06f5b778 | 206 | |
533553f8 MH |
207 | hdev->le_scan_type = LE_SCAN_PASSIVE; |
208 | ||
06f5b778 | 209 | hdev->ssp_debug_mode = 0; |
a9de9248 | 210 | } |
04837f64 | 211 | |
a9de9248 MH |
212 | static void hci_cc_write_local_name(struct hci_dev *hdev, struct sk_buff *skb) |
213 | { | |
214 | __u8 status = *((__u8 *) skb->data); | |
215 | void *sent; | |
04837f64 | 216 | |
9f1db00c | 217 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
04837f64 | 218 | |
a9de9248 MH |
219 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LOCAL_NAME); |
220 | if (!sent) | |
221 | return; | |
04837f64 | 222 | |
56e5cb86 JH |
223 | hci_dev_lock(hdev); |
224 | ||
f51d5b24 JH |
225 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
226 | mgmt_set_local_name_complete(hdev, sent, status); | |
28cc7bde JH |
227 | else if (!status) |
228 | memcpy(hdev->dev_name, sent, HCI_MAX_NAME_LENGTH); | |
f51d5b24 | 229 | |
56e5cb86 | 230 | hci_dev_unlock(hdev); |
a9de9248 MH |
231 | } |
232 | ||
233 | static void hci_cc_read_local_name(struct hci_dev *hdev, struct sk_buff *skb) | |
234 | { | |
235 | struct hci_rp_read_local_name *rp = (void *) skb->data; | |
236 | ||
9f1db00c | 237 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a9de9248 MH |
238 | |
239 | if (rp->status) | |
240 | return; | |
241 | ||
db99b5fc JH |
242 | if (test_bit(HCI_SETUP, &hdev->dev_flags)) |
243 | memcpy(hdev->dev_name, rp->name, HCI_MAX_NAME_LENGTH); | |
a9de9248 MH |
244 | } |
245 | ||
246 | static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb) | |
247 | { | |
248 | __u8 status = *((__u8 *) skb->data); | |
249 | void *sent; | |
250 | ||
9f1db00c | 251 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
a9de9248 MH |
252 | |
253 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_AUTH_ENABLE); | |
254 | if (!sent) | |
255 | return; | |
256 | ||
257 | if (!status) { | |
258 | __u8 param = *((__u8 *) sent); | |
259 | ||
260 | if (param == AUTH_ENABLED) | |
261 | set_bit(HCI_AUTH, &hdev->flags); | |
262 | else | |
263 | clear_bit(HCI_AUTH, &hdev->flags); | |
1da177e4 | 264 | } |
a9de9248 | 265 | |
33ef95ed JH |
266 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
267 | mgmt_auth_enable_complete(hdev, status); | |
1da177e4 LT |
268 | } |
269 | ||
a9de9248 | 270 | static void hci_cc_write_encrypt_mode(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 271 | { |
a9de9248 | 272 | __u8 status = *((__u8 *) skb->data); |
1da177e4 LT |
273 | void *sent; |
274 | ||
9f1db00c | 275 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 276 | |
a9de9248 MH |
277 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_ENCRYPT_MODE); |
278 | if (!sent) | |
279 | return; | |
1da177e4 | 280 | |
a9de9248 MH |
281 | if (!status) { |
282 | __u8 param = *((__u8 *) sent); | |
283 | ||
284 | if (param) | |
285 | set_bit(HCI_ENCRYPT, &hdev->flags); | |
286 | else | |
287 | clear_bit(HCI_ENCRYPT, &hdev->flags); | |
288 | } | |
a9de9248 | 289 | } |
1da177e4 | 290 | |
a9de9248 MH |
291 | static void hci_cc_write_scan_enable(struct hci_dev *hdev, struct sk_buff *skb) |
292 | { | |
36f7fc7e JH |
293 | __u8 param, status = *((__u8 *) skb->data); |
294 | int old_pscan, old_iscan; | |
a9de9248 | 295 | void *sent; |
1da177e4 | 296 | |
9f1db00c | 297 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 298 | |
a9de9248 MH |
299 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SCAN_ENABLE); |
300 | if (!sent) | |
301 | return; | |
1da177e4 | 302 | |
36f7fc7e JH |
303 | param = *((__u8 *) sent); |
304 | ||
56e5cb86 JH |
305 | hci_dev_lock(hdev); |
306 | ||
fa1bd918 | 307 | if (status) { |
744cf19e | 308 | mgmt_write_scan_failed(hdev, param, status); |
2d7cee58 JH |
309 | hdev->discov_timeout = 0; |
310 | goto done; | |
311 | } | |
312 | ||
0663ca2a JH |
313 | /* We need to ensure that we set this back on if someone changed |
314 | * the scan mode through a raw HCI socket. | |
315 | */ | |
316 | set_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
317 | ||
36f7fc7e JH |
318 | old_pscan = test_and_clear_bit(HCI_PSCAN, &hdev->flags); |
319 | old_iscan = test_and_clear_bit(HCI_ISCAN, &hdev->flags); | |
320 | ||
321 | if (param & SCAN_INQUIRY) { | |
322 | set_bit(HCI_ISCAN, &hdev->flags); | |
323 | if (!old_iscan) | |
744cf19e | 324 | mgmt_discoverable(hdev, 1); |
36f7fc7e | 325 | } else if (old_iscan) |
744cf19e | 326 | mgmt_discoverable(hdev, 0); |
36f7fc7e JH |
327 | |
328 | if (param & SCAN_PAGE) { | |
329 | set_bit(HCI_PSCAN, &hdev->flags); | |
330 | if (!old_pscan) | |
744cf19e | 331 | mgmt_connectable(hdev, 1); |
36f7fc7e | 332 | } else if (old_pscan) |
744cf19e | 333 | mgmt_connectable(hdev, 0); |
1da177e4 | 334 | |
36f7fc7e | 335 | done: |
56e5cb86 | 336 | hci_dev_unlock(hdev); |
a9de9248 | 337 | } |
1da177e4 | 338 | |
a9de9248 MH |
339 | static void hci_cc_read_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb) |
340 | { | |
341 | struct hci_rp_read_class_of_dev *rp = (void *) skb->data; | |
1da177e4 | 342 | |
9f1db00c | 343 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1da177e4 | 344 | |
a9de9248 MH |
345 | if (rp->status) |
346 | return; | |
1da177e4 | 347 | |
a9de9248 | 348 | memcpy(hdev->dev_class, rp->dev_class, 3); |
1da177e4 | 349 | |
a9de9248 | 350 | BT_DBG("%s class 0x%.2x%.2x%.2x", hdev->name, |
807deac2 | 351 | hdev->dev_class[2], hdev->dev_class[1], hdev->dev_class[0]); |
a9de9248 | 352 | } |
1da177e4 | 353 | |
a9de9248 MH |
354 | static void hci_cc_write_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb) |
355 | { | |
356 | __u8 status = *((__u8 *) skb->data); | |
357 | void *sent; | |
1da177e4 | 358 | |
9f1db00c | 359 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 360 | |
a9de9248 MH |
361 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_CLASS_OF_DEV); |
362 | if (!sent) | |
363 | return; | |
1da177e4 | 364 | |
7f9a903c MH |
365 | hci_dev_lock(hdev); |
366 | ||
367 | if (status == 0) | |
368 | memcpy(hdev->dev_class, sent, 3); | |
369 | ||
370 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) | |
371 | mgmt_set_class_of_dev_complete(hdev, sent, status); | |
372 | ||
373 | hci_dev_unlock(hdev); | |
a9de9248 | 374 | } |
1da177e4 | 375 | |
a9de9248 MH |
376 | static void hci_cc_read_voice_setting(struct hci_dev *hdev, struct sk_buff *skb) |
377 | { | |
378 | struct hci_rp_read_voice_setting *rp = (void *) skb->data; | |
379 | __u16 setting; | |
380 | ||
9f1db00c | 381 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a9de9248 MH |
382 | |
383 | if (rp->status) | |
384 | return; | |
385 | ||
386 | setting = __le16_to_cpu(rp->voice_setting); | |
387 | ||
f383f275 | 388 | if (hdev->voice_setting == setting) |
a9de9248 MH |
389 | return; |
390 | ||
391 | hdev->voice_setting = setting; | |
392 | ||
9f1db00c | 393 | BT_DBG("%s voice setting 0x%4.4x", hdev->name, setting); |
a9de9248 | 394 | |
3c54711c | 395 | if (hdev->notify) |
a9de9248 | 396 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); |
a9de9248 MH |
397 | } |
398 | ||
8fc9ced3 GP |
399 | static void hci_cc_write_voice_setting(struct hci_dev *hdev, |
400 | struct sk_buff *skb) | |
a9de9248 MH |
401 | { |
402 | __u8 status = *((__u8 *) skb->data); | |
f383f275 | 403 | __u16 setting; |
a9de9248 MH |
404 | void *sent; |
405 | ||
9f1db00c | 406 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 407 | |
f383f275 MH |
408 | if (status) |
409 | return; | |
410 | ||
a9de9248 MH |
411 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_VOICE_SETTING); |
412 | if (!sent) | |
413 | return; | |
1da177e4 | 414 | |
f383f275 | 415 | setting = get_unaligned_le16(sent); |
1da177e4 | 416 | |
f383f275 MH |
417 | if (hdev->voice_setting == setting) |
418 | return; | |
419 | ||
420 | hdev->voice_setting = setting; | |
1da177e4 | 421 | |
9f1db00c | 422 | BT_DBG("%s voice setting 0x%4.4x", hdev->name, setting); |
1da177e4 | 423 | |
3c54711c | 424 | if (hdev->notify) |
f383f275 | 425 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); |
1da177e4 LT |
426 | } |
427 | ||
b4cb9fb2 MH |
428 | static void hci_cc_read_num_supported_iac(struct hci_dev *hdev, |
429 | struct sk_buff *skb) | |
430 | { | |
431 | struct hci_rp_read_num_supported_iac *rp = (void *) skb->data; | |
432 | ||
433 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
434 | ||
435 | if (rp->status) | |
436 | return; | |
437 | ||
438 | hdev->num_iac = rp->num_iac; | |
439 | ||
440 | BT_DBG("%s num iac %d", hdev->name, hdev->num_iac); | |
441 | } | |
442 | ||
333140b5 MH |
443 | static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb) |
444 | { | |
445 | __u8 status = *((__u8 *) skb->data); | |
5ed8eb2f | 446 | struct hci_cp_write_ssp_mode *sent; |
333140b5 | 447 | |
9f1db00c | 448 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
333140b5 | 449 | |
333140b5 MH |
450 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SSP_MODE); |
451 | if (!sent) | |
452 | return; | |
453 | ||
5ed8eb2f JH |
454 | if (!status) { |
455 | if (sent->mode) | |
cad718ed | 456 | hdev->features[1][0] |= LMP_HOST_SSP; |
5ed8eb2f | 457 | else |
cad718ed | 458 | hdev->features[1][0] &= ~LMP_HOST_SSP; |
5ed8eb2f JH |
459 | } |
460 | ||
ed2c4ee3 | 461 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
5ed8eb2f | 462 | mgmt_ssp_enable_complete(hdev, sent->mode, status); |
c0ecddc2 | 463 | else if (!status) { |
5ed8eb2f | 464 | if (sent->mode) |
c0ecddc2 JH |
465 | set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
466 | else | |
467 | clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
468 | } | |
333140b5 MH |
469 | } |
470 | ||
eac83dc6 MH |
471 | static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb) |
472 | { | |
473 | u8 status = *((u8 *) skb->data); | |
474 | struct hci_cp_write_sc_support *sent; | |
475 | ||
476 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
477 | ||
478 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SC_SUPPORT); | |
479 | if (!sent) | |
480 | return; | |
481 | ||
482 | if (!status) { | |
483 | if (sent->support) | |
484 | hdev->features[1][0] |= LMP_HOST_SC; | |
485 | else | |
486 | hdev->features[1][0] &= ~LMP_HOST_SC; | |
487 | } | |
488 | ||
489 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) | |
490 | mgmt_sc_enable_complete(hdev, sent->support, status); | |
491 | else if (!status) { | |
492 | if (sent->support) | |
493 | set_bit(HCI_SC_ENABLED, &hdev->dev_flags); | |
494 | else | |
495 | clear_bit(HCI_SC_ENABLED, &hdev->dev_flags); | |
496 | } | |
497 | } | |
498 | ||
a9de9248 MH |
499 | static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb) |
500 | { | |
501 | struct hci_rp_read_local_version *rp = (void *) skb->data; | |
1143e5a6 | 502 | |
9f1db00c | 503 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1143e5a6 | 504 | |
a9de9248 | 505 | if (rp->status) |
42c6b129 | 506 | return; |
1143e5a6 | 507 | |
0d5551f5 MH |
508 | if (test_bit(HCI_SETUP, &hdev->dev_flags)) { |
509 | hdev->hci_ver = rp->hci_ver; | |
510 | hdev->hci_rev = __le16_to_cpu(rp->hci_rev); | |
511 | hdev->lmp_ver = rp->lmp_ver; | |
512 | hdev->manufacturer = __le16_to_cpu(rp->manufacturer); | |
513 | hdev->lmp_subver = __le16_to_cpu(rp->lmp_subver); | |
514 | } | |
d5859e22 JH |
515 | } |
516 | ||
8fc9ced3 GP |
517 | static void hci_cc_read_local_commands(struct hci_dev *hdev, |
518 | struct sk_buff *skb) | |
a9de9248 MH |
519 | { |
520 | struct hci_rp_read_local_commands *rp = (void *) skb->data; | |
1da177e4 | 521 | |
9f1db00c | 522 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1da177e4 | 523 | |
6a070e6e MH |
524 | if (rp->status) |
525 | return; | |
526 | ||
527 | if (test_bit(HCI_SETUP, &hdev->dev_flags)) | |
2177bab5 | 528 | memcpy(hdev->commands, rp->commands, sizeof(hdev->commands)); |
a9de9248 | 529 | } |
1da177e4 | 530 | |
8fc9ced3 GP |
531 | static void hci_cc_read_local_features(struct hci_dev *hdev, |
532 | struct sk_buff *skb) | |
a9de9248 MH |
533 | { |
534 | struct hci_rp_read_local_features *rp = (void *) skb->data; | |
5b7f9909 | 535 | |
9f1db00c | 536 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1da177e4 | 537 | |
a9de9248 MH |
538 | if (rp->status) |
539 | return; | |
5b7f9909 | 540 | |
a9de9248 | 541 | memcpy(hdev->features, rp->features, 8); |
5b7f9909 | 542 | |
a9de9248 MH |
543 | /* Adjust default settings according to features |
544 | * supported by device. */ | |
1da177e4 | 545 | |
cad718ed | 546 | if (hdev->features[0][0] & LMP_3SLOT) |
a9de9248 | 547 | hdev->pkt_type |= (HCI_DM3 | HCI_DH3); |
1da177e4 | 548 | |
cad718ed | 549 | if (hdev->features[0][0] & LMP_5SLOT) |
a9de9248 | 550 | hdev->pkt_type |= (HCI_DM5 | HCI_DH5); |
1da177e4 | 551 | |
cad718ed | 552 | if (hdev->features[0][1] & LMP_HV2) { |
a9de9248 MH |
553 | hdev->pkt_type |= (HCI_HV2); |
554 | hdev->esco_type |= (ESCO_HV2); | |
555 | } | |
1da177e4 | 556 | |
cad718ed | 557 | if (hdev->features[0][1] & LMP_HV3) { |
a9de9248 MH |
558 | hdev->pkt_type |= (HCI_HV3); |
559 | hdev->esco_type |= (ESCO_HV3); | |
560 | } | |
1da177e4 | 561 | |
45db810f | 562 | if (lmp_esco_capable(hdev)) |
a9de9248 | 563 | hdev->esco_type |= (ESCO_EV3); |
da1f5198 | 564 | |
cad718ed | 565 | if (hdev->features[0][4] & LMP_EV4) |
a9de9248 | 566 | hdev->esco_type |= (ESCO_EV4); |
da1f5198 | 567 | |
cad718ed | 568 | if (hdev->features[0][4] & LMP_EV5) |
a9de9248 | 569 | hdev->esco_type |= (ESCO_EV5); |
1da177e4 | 570 | |
cad718ed | 571 | if (hdev->features[0][5] & LMP_EDR_ESCO_2M) |
efc7688b MH |
572 | hdev->esco_type |= (ESCO_2EV3); |
573 | ||
cad718ed | 574 | if (hdev->features[0][5] & LMP_EDR_ESCO_3M) |
efc7688b MH |
575 | hdev->esco_type |= (ESCO_3EV3); |
576 | ||
cad718ed | 577 | if (hdev->features[0][5] & LMP_EDR_3S_ESCO) |
efc7688b | 578 | hdev->esco_type |= (ESCO_2EV5 | ESCO_3EV5); |
a9de9248 | 579 | } |
1da177e4 | 580 | |
971e3a4b | 581 | static void hci_cc_read_local_ext_features(struct hci_dev *hdev, |
807deac2 | 582 | struct sk_buff *skb) |
971e3a4b AG |
583 | { |
584 | struct hci_rp_read_local_ext_features *rp = (void *) skb->data; | |
585 | ||
9f1db00c | 586 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
971e3a4b AG |
587 | |
588 | if (rp->status) | |
42c6b129 | 589 | return; |
971e3a4b | 590 | |
57af75a8 MH |
591 | if (hdev->max_page < rp->max_page) |
592 | hdev->max_page = rp->max_page; | |
d2c5d77f | 593 | |
cad718ed JH |
594 | if (rp->page < HCI_MAX_PAGES) |
595 | memcpy(hdev->features[rp->page], rp->features, 8); | |
971e3a4b AG |
596 | } |
597 | ||
1e89cffb | 598 | static void hci_cc_read_flow_control_mode(struct hci_dev *hdev, |
807deac2 | 599 | struct sk_buff *skb) |
1e89cffb AE |
600 | { |
601 | struct hci_rp_read_flow_control_mode *rp = (void *) skb->data; | |
602 | ||
9f1db00c | 603 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1e89cffb | 604 | |
42c6b129 JH |
605 | if (!rp->status) |
606 | hdev->flow_ctl_mode = rp->mode; | |
1e89cffb AE |
607 | } |
608 | ||
a9de9248 MH |
609 | static void hci_cc_read_buffer_size(struct hci_dev *hdev, struct sk_buff *skb) |
610 | { | |
611 | struct hci_rp_read_buffer_size *rp = (void *) skb->data; | |
1da177e4 | 612 | |
9f1db00c | 613 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1da177e4 | 614 | |
a9de9248 MH |
615 | if (rp->status) |
616 | return; | |
1da177e4 | 617 | |
a9de9248 MH |
618 | hdev->acl_mtu = __le16_to_cpu(rp->acl_mtu); |
619 | hdev->sco_mtu = rp->sco_mtu; | |
620 | hdev->acl_pkts = __le16_to_cpu(rp->acl_max_pkt); | |
621 | hdev->sco_pkts = __le16_to_cpu(rp->sco_max_pkt); | |
622 | ||
623 | if (test_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks)) { | |
624 | hdev->sco_mtu = 64; | |
625 | hdev->sco_pkts = 8; | |
1da177e4 | 626 | } |
a9de9248 MH |
627 | |
628 | hdev->acl_cnt = hdev->acl_pkts; | |
629 | hdev->sco_cnt = hdev->sco_pkts; | |
630 | ||
807deac2 GP |
631 | BT_DBG("%s acl mtu %d:%d sco mtu %d:%d", hdev->name, hdev->acl_mtu, |
632 | hdev->acl_pkts, hdev->sco_mtu, hdev->sco_pkts); | |
a9de9248 MH |
633 | } |
634 | ||
635 | static void hci_cc_read_bd_addr(struct hci_dev *hdev, struct sk_buff *skb) | |
636 | { | |
637 | struct hci_rp_read_bd_addr *rp = (void *) skb->data; | |
638 | ||
9f1db00c | 639 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a9de9248 MH |
640 | |
641 | if (!rp->status) | |
642 | bacpy(&hdev->bdaddr, &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 | ||
652 | if (test_bit(HCI_INIT, &hdev->flags) && !rp->status) { | |
653 | hdev->page_scan_interval = __le16_to_cpu(rp->interval); | |
654 | hdev->page_scan_window = __le16_to_cpu(rp->window); | |
655 | } | |
656 | } | |
657 | ||
4a3ee763 JH |
658 | static void hci_cc_write_page_scan_activity(struct hci_dev *hdev, |
659 | struct sk_buff *skb) | |
660 | { | |
661 | u8 status = *((u8 *) skb->data); | |
662 | struct hci_cp_write_page_scan_activity *sent; | |
663 | ||
664 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
665 | ||
666 | if (status) | |
667 | return; | |
668 | ||
669 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY); | |
670 | if (!sent) | |
671 | return; | |
672 | ||
673 | hdev->page_scan_interval = __le16_to_cpu(sent->interval); | |
674 | hdev->page_scan_window = __le16_to_cpu(sent->window); | |
675 | } | |
676 | ||
f332ec66 JH |
677 | static void hci_cc_read_page_scan_type(struct hci_dev *hdev, |
678 | struct sk_buff *skb) | |
679 | { | |
680 | struct hci_rp_read_page_scan_type *rp = (void *) skb->data; | |
681 | ||
682 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
683 | ||
684 | if (test_bit(HCI_INIT, &hdev->flags) && !rp->status) | |
685 | hdev->page_scan_type = rp->type; | |
686 | } | |
687 | ||
4a3ee763 JH |
688 | static void hci_cc_write_page_scan_type(struct hci_dev *hdev, |
689 | struct sk_buff *skb) | |
690 | { | |
691 | u8 status = *((u8 *) skb->data); | |
692 | u8 *type; | |
693 | ||
694 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
695 | ||
696 | if (status) | |
697 | return; | |
698 | ||
699 | type = hci_sent_cmd_data(hdev, HCI_OP_WRITE_PAGE_SCAN_TYPE); | |
700 | if (type) | |
701 | hdev->page_scan_type = *type; | |
702 | } | |
703 | ||
350ee4cf | 704 | static void hci_cc_read_data_block_size(struct hci_dev *hdev, |
807deac2 | 705 | struct sk_buff *skb) |
350ee4cf AE |
706 | { |
707 | struct hci_rp_read_data_block_size *rp = (void *) skb->data; | |
708 | ||
9f1db00c | 709 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
350ee4cf AE |
710 | |
711 | if (rp->status) | |
712 | return; | |
713 | ||
714 | hdev->block_mtu = __le16_to_cpu(rp->max_acl_len); | |
715 | hdev->block_len = __le16_to_cpu(rp->block_len); | |
716 | hdev->num_blocks = __le16_to_cpu(rp->num_blocks); | |
717 | ||
718 | hdev->block_cnt = hdev->num_blocks; | |
719 | ||
720 | BT_DBG("%s blk mtu %d cnt %d len %d", hdev->name, hdev->block_mtu, | |
807deac2 | 721 | hdev->block_cnt, hdev->block_len); |
350ee4cf AE |
722 | } |
723 | ||
928abaa7 | 724 | static void hci_cc_read_local_amp_info(struct hci_dev *hdev, |
807deac2 | 725 | struct sk_buff *skb) |
928abaa7 AE |
726 | { |
727 | struct hci_rp_read_local_amp_info *rp = (void *) skb->data; | |
728 | ||
9f1db00c | 729 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
928abaa7 AE |
730 | |
731 | if (rp->status) | |
8e2a0d92 | 732 | goto a2mp_rsp; |
928abaa7 AE |
733 | |
734 | hdev->amp_status = rp->amp_status; | |
735 | hdev->amp_total_bw = __le32_to_cpu(rp->total_bw); | |
736 | hdev->amp_max_bw = __le32_to_cpu(rp->max_bw); | |
737 | hdev->amp_min_latency = __le32_to_cpu(rp->min_latency); | |
738 | hdev->amp_max_pdu = __le32_to_cpu(rp->max_pdu); | |
739 | hdev->amp_type = rp->amp_type; | |
740 | hdev->amp_pal_cap = __le16_to_cpu(rp->pal_cap); | |
741 | hdev->amp_assoc_size = __le16_to_cpu(rp->max_assoc_size); | |
742 | hdev->amp_be_flush_to = __le32_to_cpu(rp->be_flush_to); | |
743 | hdev->amp_max_flush_to = __le32_to_cpu(rp->max_flush_to); | |
744 | ||
8e2a0d92 AE |
745 | a2mp_rsp: |
746 | a2mp_send_getinfo_rsp(hdev); | |
928abaa7 AE |
747 | } |
748 | ||
903e4541 AE |
749 | static void hci_cc_read_local_amp_assoc(struct hci_dev *hdev, |
750 | struct sk_buff *skb) | |
751 | { | |
752 | struct hci_rp_read_local_amp_assoc *rp = (void *) skb->data; | |
753 | struct amp_assoc *assoc = &hdev->loc_assoc; | |
754 | size_t rem_len, frag_len; | |
755 | ||
756 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
757 | ||
758 | if (rp->status) | |
759 | goto a2mp_rsp; | |
760 | ||
761 | frag_len = skb->len - sizeof(*rp); | |
762 | rem_len = __le16_to_cpu(rp->rem_len); | |
763 | ||
764 | if (rem_len > frag_len) { | |
2e430be3 | 765 | BT_DBG("frag_len %zu rem_len %zu", frag_len, rem_len); |
903e4541 AE |
766 | |
767 | memcpy(assoc->data + assoc->offset, rp->frag, frag_len); | |
768 | assoc->offset += frag_len; | |
769 | ||
770 | /* Read other fragments */ | |
771 | amp_read_loc_assoc_frag(hdev, rp->phy_handle); | |
772 | ||
773 | return; | |
774 | } | |
775 | ||
776 | memcpy(assoc->data + assoc->offset, rp->frag, rem_len); | |
777 | assoc->len = assoc->offset + rem_len; | |
778 | assoc->offset = 0; | |
779 | ||
780 | a2mp_rsp: | |
781 | /* Send A2MP Rsp when all fragments are received */ | |
782 | a2mp_send_getampassoc_rsp(hdev, rp->status); | |
9495b2ee | 783 | a2mp_send_create_phy_link_req(hdev, rp->status); |
903e4541 AE |
784 | } |
785 | ||
d5859e22 | 786 | static void hci_cc_read_inq_rsp_tx_power(struct hci_dev *hdev, |
807deac2 | 787 | struct sk_buff *skb) |
d5859e22 | 788 | { |
91c4e9b1 | 789 | struct hci_rp_read_inq_rsp_tx_power *rp = (void *) skb->data; |
d5859e22 | 790 | |
9f1db00c | 791 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
91c4e9b1 MH |
792 | |
793 | if (!rp->status) | |
794 | hdev->inq_tx_power = rp->tx_power; | |
d5859e22 JH |
795 | } |
796 | ||
980e1a53 JH |
797 | static void hci_cc_pin_code_reply(struct hci_dev *hdev, struct sk_buff *skb) |
798 | { | |
799 | struct hci_rp_pin_code_reply *rp = (void *) skb->data; | |
800 | struct hci_cp_pin_code_reply *cp; | |
801 | struct hci_conn *conn; | |
802 | ||
9f1db00c | 803 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
980e1a53 | 804 | |
56e5cb86 JH |
805 | hci_dev_lock(hdev); |
806 | ||
a8b2d5c2 | 807 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
744cf19e | 808 | mgmt_pin_code_reply_complete(hdev, &rp->bdaddr, rp->status); |
980e1a53 | 809 | |
fa1bd918 | 810 | if (rp->status) |
56e5cb86 | 811 | goto unlock; |
980e1a53 JH |
812 | |
813 | cp = hci_sent_cmd_data(hdev, HCI_OP_PIN_CODE_REPLY); | |
814 | if (!cp) | |
56e5cb86 | 815 | goto unlock; |
980e1a53 JH |
816 | |
817 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
818 | if (conn) | |
819 | conn->pin_length = cp->pin_len; | |
56e5cb86 JH |
820 | |
821 | unlock: | |
822 | hci_dev_unlock(hdev); | |
980e1a53 JH |
823 | } |
824 | ||
825 | static void hci_cc_pin_code_neg_reply(struct hci_dev *hdev, struct sk_buff *skb) | |
826 | { | |
827 | struct hci_rp_pin_code_neg_reply *rp = (void *) skb->data; | |
828 | ||
9f1db00c | 829 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
980e1a53 | 830 | |
56e5cb86 JH |
831 | hci_dev_lock(hdev); |
832 | ||
a8b2d5c2 | 833 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
744cf19e | 834 | mgmt_pin_code_neg_reply_complete(hdev, &rp->bdaddr, |
807deac2 | 835 | rp->status); |
56e5cb86 JH |
836 | |
837 | hci_dev_unlock(hdev); | |
980e1a53 | 838 | } |
56e5cb86 | 839 | |
6ed58ec5 VT |
840 | static void hci_cc_le_read_buffer_size(struct hci_dev *hdev, |
841 | struct sk_buff *skb) | |
842 | { | |
843 | struct hci_rp_le_read_buffer_size *rp = (void *) skb->data; | |
844 | ||
9f1db00c | 845 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
6ed58ec5 VT |
846 | |
847 | if (rp->status) | |
848 | return; | |
849 | ||
850 | hdev->le_mtu = __le16_to_cpu(rp->le_mtu); | |
851 | hdev->le_pkts = rp->le_max_pkt; | |
852 | ||
853 | hdev->le_cnt = hdev->le_pkts; | |
854 | ||
855 | BT_DBG("%s le mtu %d:%d", hdev->name, hdev->le_mtu, hdev->le_pkts); | |
6ed58ec5 | 856 | } |
980e1a53 | 857 | |
60e77321 JH |
858 | static void hci_cc_le_read_local_features(struct hci_dev *hdev, |
859 | struct sk_buff *skb) | |
860 | { | |
861 | struct hci_rp_le_read_local_features *rp = (void *) skb->data; | |
862 | ||
863 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
864 | ||
865 | if (!rp->status) | |
866 | memcpy(hdev->le_features, rp->features, 8); | |
60e77321 JH |
867 | } |
868 | ||
8fa19098 JH |
869 | static void hci_cc_le_read_adv_tx_power(struct hci_dev *hdev, |
870 | struct sk_buff *skb) | |
871 | { | |
872 | struct hci_rp_le_read_adv_tx_power *rp = (void *) skb->data; | |
873 | ||
874 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
875 | ||
04b4edcb | 876 | if (!rp->status) |
8fa19098 | 877 | hdev->adv_tx_power = rp->tx_power; |
8fa19098 JH |
878 | } |
879 | ||
a5c29683 JH |
880 | static void hci_cc_user_confirm_reply(struct hci_dev *hdev, struct sk_buff *skb) |
881 | { | |
882 | struct hci_rp_user_confirm_reply *rp = (void *) skb->data; | |
883 | ||
9f1db00c | 884 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a5c29683 | 885 | |
56e5cb86 JH |
886 | hci_dev_lock(hdev); |
887 | ||
a8b2d5c2 | 888 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
04124681 GP |
889 | mgmt_user_confirm_reply_complete(hdev, &rp->bdaddr, ACL_LINK, 0, |
890 | rp->status); | |
56e5cb86 JH |
891 | |
892 | hci_dev_unlock(hdev); | |
a5c29683 JH |
893 | } |
894 | ||
895 | static void hci_cc_user_confirm_neg_reply(struct hci_dev *hdev, | |
807deac2 | 896 | struct sk_buff *skb) |
a5c29683 JH |
897 | { |
898 | struct hci_rp_user_confirm_reply *rp = (void *) skb->data; | |
899 | ||
9f1db00c | 900 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
a5c29683 | 901 | |
56e5cb86 JH |
902 | hci_dev_lock(hdev); |
903 | ||
a8b2d5c2 | 904 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
744cf19e | 905 | mgmt_user_confirm_neg_reply_complete(hdev, &rp->bdaddr, |
04124681 | 906 | ACL_LINK, 0, rp->status); |
56e5cb86 JH |
907 | |
908 | hci_dev_unlock(hdev); | |
a5c29683 JH |
909 | } |
910 | ||
1143d458 BG |
911 | static void hci_cc_user_passkey_reply(struct hci_dev *hdev, struct sk_buff *skb) |
912 | { | |
913 | struct hci_rp_user_confirm_reply *rp = (void *) skb->data; | |
914 | ||
9f1db00c | 915 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
1143d458 BG |
916 | |
917 | hci_dev_lock(hdev); | |
918 | ||
a8b2d5c2 | 919 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
272d90df | 920 | mgmt_user_passkey_reply_complete(hdev, &rp->bdaddr, ACL_LINK, |
04124681 | 921 | 0, rp->status); |
1143d458 BG |
922 | |
923 | hci_dev_unlock(hdev); | |
924 | } | |
925 | ||
926 | static void hci_cc_user_passkey_neg_reply(struct hci_dev *hdev, | |
807deac2 | 927 | struct sk_buff *skb) |
1143d458 BG |
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); |
1143d458 BG |
932 | |
933 | hci_dev_lock(hdev); | |
934 | ||
a8b2d5c2 | 935 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
1143d458 | 936 | mgmt_user_passkey_neg_reply_complete(hdev, &rp->bdaddr, |
04124681 | 937 | ACL_LINK, 0, rp->status); |
1143d458 BG |
938 | |
939 | hci_dev_unlock(hdev); | |
940 | } | |
941 | ||
4d2d2796 MH |
942 | static void hci_cc_read_local_oob_data(struct hci_dev *hdev, |
943 | struct sk_buff *skb) | |
c35938b2 SJ |
944 | { |
945 | struct hci_rp_read_local_oob_data *rp = (void *) skb->data; | |
946 | ||
9f1db00c | 947 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); |
c35938b2 | 948 | |
56e5cb86 | 949 | hci_dev_lock(hdev); |
4d2d2796 MH |
950 | mgmt_read_local_oob_data_complete(hdev, rp->hash, rp->randomizer, |
951 | NULL, NULL, rp->status); | |
952 | hci_dev_unlock(hdev); | |
953 | } | |
954 | ||
955 | static void hci_cc_read_local_oob_ext_data(struct hci_dev *hdev, | |
956 | struct sk_buff *skb) | |
957 | { | |
958 | struct hci_rp_read_local_oob_ext_data *rp = (void *) skb->data; | |
959 | ||
960 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
961 | ||
962 | hci_dev_lock(hdev); | |
963 | mgmt_read_local_oob_data_complete(hdev, rp->hash192, rp->randomizer192, | |
964 | rp->hash256, rp->randomizer256, | |
965 | rp->status); | |
56e5cb86 | 966 | hci_dev_unlock(hdev); |
c35938b2 SJ |
967 | } |
968 | ||
7a4cd51d MH |
969 | |
970 | static void hci_cc_le_set_random_addr(struct hci_dev *hdev, struct sk_buff *skb) | |
971 | { | |
972 | __u8 status = *((__u8 *) skb->data); | |
973 | bdaddr_t *sent; | |
974 | ||
975 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
976 | ||
977 | sent = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_RANDOM_ADDR); | |
978 | if (!sent) | |
979 | return; | |
980 | ||
981 | hci_dev_lock(hdev); | |
982 | ||
983 | if (!status) | |
984 | bacpy(&hdev->random_addr, sent); | |
985 | ||
986 | hci_dev_unlock(hdev); | |
987 | } | |
988 | ||
c1d5dc4a JH |
989 | static void hci_cc_le_set_adv_enable(struct hci_dev *hdev, struct sk_buff *skb) |
990 | { | |
991 | __u8 *sent, status = *((__u8 *) skb->data); | |
992 | ||
993 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
994 | ||
995 | sent = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_ADV_ENABLE); | |
996 | if (!sent) | |
997 | return; | |
998 | ||
3c857757 JH |
999 | if (status) |
1000 | return; | |
1001 | ||
c1d5dc4a JH |
1002 | hci_dev_lock(hdev); |
1003 | ||
3c857757 JH |
1004 | /* If we're doing connection initation as peripheral. Set a |
1005 | * timeout in case something goes wrong. | |
1006 | */ | |
1007 | if (*sent) { | |
1008 | struct hci_conn *conn; | |
1009 | ||
1010 | conn = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT); | |
1011 | if (conn) | |
1012 | queue_delayed_work(hdev->workqueue, | |
1013 | &conn->le_conn_timeout, | |
1014 | HCI_LE_CONN_TIMEOUT); | |
1015 | } | |
1016 | ||
1017 | mgmt_advertising(hdev, *sent); | |
c1d5dc4a | 1018 | |
04b4edcb | 1019 | hci_dev_unlock(hdev); |
c1d5dc4a JH |
1020 | } |
1021 | ||
533553f8 MH |
1022 | static void hci_cc_le_set_scan_param(struct hci_dev *hdev, struct sk_buff *skb) |
1023 | { | |
1024 | struct hci_cp_le_set_scan_param *cp; | |
1025 | __u8 status = *((__u8 *) skb->data); | |
1026 | ||
1027 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1028 | ||
1029 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_SCAN_PARAM); | |
1030 | if (!cp) | |
1031 | return; | |
1032 | ||
1033 | hci_dev_lock(hdev); | |
1034 | ||
1035 | if (!status) | |
1036 | hdev->le_scan_type = cp->type; | |
1037 | ||
1038 | hci_dev_unlock(hdev); | |
1039 | } | |
1040 | ||
b9a6328f JH |
1041 | static bool has_pending_adv_report(struct hci_dev *hdev) |
1042 | { | |
1043 | struct discovery_state *d = &hdev->discovery; | |
1044 | ||
1045 | return bacmp(&d->last_adv_addr, BDADDR_ANY); | |
1046 | } | |
1047 | ||
1048 | static void clear_pending_adv_report(struct hci_dev *hdev) | |
1049 | { | |
1050 | struct discovery_state *d = &hdev->discovery; | |
1051 | ||
1052 | bacpy(&d->last_adv_addr, BDADDR_ANY); | |
1053 | d->last_adv_data_len = 0; | |
1054 | } | |
1055 | ||
1056 | static void store_pending_adv_report(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
ff5cd29f | 1057 | u8 bdaddr_type, s8 rssi, u8 *data, u8 len) |
b9a6328f JH |
1058 | { |
1059 | struct discovery_state *d = &hdev->discovery; | |
1060 | ||
1061 | bacpy(&d->last_adv_addr, bdaddr); | |
1062 | d->last_adv_addr_type = bdaddr_type; | |
ff5cd29f | 1063 | d->last_adv_rssi = rssi; |
b9a6328f JH |
1064 | memcpy(d->last_adv_data, data, len); |
1065 | d->last_adv_data_len = len; | |
1066 | } | |
1067 | ||
eb9d91f5 | 1068 | static void hci_cc_le_set_scan_enable(struct hci_dev *hdev, |
807deac2 | 1069 | struct sk_buff *skb) |
eb9d91f5 AG |
1070 | { |
1071 | struct hci_cp_le_set_scan_enable *cp; | |
1072 | __u8 status = *((__u8 *) skb->data); | |
1073 | ||
9f1db00c | 1074 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
eb9d91f5 | 1075 | |
eb9d91f5 AG |
1076 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_SCAN_ENABLE); |
1077 | if (!cp) | |
1078 | return; | |
1079 | ||
3fd319b8 AG |
1080 | if (status) |
1081 | return; | |
1082 | ||
68a8aea4 | 1083 | switch (cp->enable) { |
76a388be | 1084 | case LE_SCAN_ENABLE: |
d23264a8 | 1085 | set_bit(HCI_LE_SCAN, &hdev->dev_flags); |
b9a6328f JH |
1086 | if (hdev->le_scan_type == LE_SCAN_ACTIVE) |
1087 | clear_pending_adv_report(hdev); | |
68a8aea4 AE |
1088 | break; |
1089 | ||
76a388be | 1090 | case LE_SCAN_DISABLE: |
b9a6328f JH |
1091 | /* We do this here instead of when setting DISCOVERY_STOPPED |
1092 | * since the latter would potentially require waiting for | |
1093 | * inquiry to stop too. | |
1094 | */ | |
1095 | if (has_pending_adv_report(hdev)) { | |
1096 | struct discovery_state *d = &hdev->discovery; | |
1097 | ||
1098 | mgmt_device_found(hdev, &d->last_adv_addr, LE_LINK, | |
ab0aa433 JH |
1099 | d->last_adv_addr_type, NULL, |
1100 | d->last_adv_rssi, 0, 1, | |
1101 | d->last_adv_data, | |
b9a6328f JH |
1102 | d->last_adv_data_len, NULL, 0); |
1103 | } | |
1104 | ||
317ac8cb JH |
1105 | /* Cancel this timer so that we don't try to disable scanning |
1106 | * when it's already disabled. | |
1107 | */ | |
1108 | cancel_delayed_work(&hdev->le_scan_disable); | |
1109 | ||
d23264a8 | 1110 | clear_bit(HCI_LE_SCAN, &hdev->dev_flags); |
81ad6fd9 JH |
1111 | /* The HCI_LE_SCAN_INTERRUPTED flag indicates that we |
1112 | * interrupted scanning due to a connect request. Mark | |
1113 | * therefore discovery as stopped. | |
1114 | */ | |
1115 | if (test_and_clear_bit(HCI_LE_SCAN_INTERRUPTED, | |
1116 | &hdev->dev_flags)) | |
1117 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
68a8aea4 AE |
1118 | break; |
1119 | ||
1120 | default: | |
1121 | BT_ERR("Used reserved LE_Scan_Enable param %d", cp->enable); | |
1122 | break; | |
35815085 | 1123 | } |
eb9d91f5 AG |
1124 | } |
1125 | ||
cf1d081f JH |
1126 | static void hci_cc_le_read_white_list_size(struct hci_dev *hdev, |
1127 | struct sk_buff *skb) | |
1128 | { | |
1129 | struct hci_rp_le_read_white_list_size *rp = (void *) skb->data; | |
1130 | ||
1131 | BT_DBG("%s status 0x%2.2x size %u", hdev->name, rp->status, rp->size); | |
1132 | ||
1133 | if (!rp->status) | |
1134 | hdev->le_white_list_size = rp->size; | |
cf1d081f JH |
1135 | } |
1136 | ||
0f36b589 MH |
1137 | static void hci_cc_le_clear_white_list(struct hci_dev *hdev, |
1138 | struct sk_buff *skb) | |
1139 | { | |
1140 | __u8 status = *((__u8 *) skb->data); | |
1141 | ||
1142 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1143 | ||
1144 | if (!status) | |
1145 | hci_white_list_clear(hdev); | |
1146 | } | |
1147 | ||
1148 | static void hci_cc_le_add_to_white_list(struct hci_dev *hdev, | |
1149 | struct sk_buff *skb) | |
1150 | { | |
1151 | struct hci_cp_le_add_to_white_list *sent; | |
1152 | __u8 status = *((__u8 *) skb->data); | |
1153 | ||
1154 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1155 | ||
1156 | sent = hci_sent_cmd_data(hdev, HCI_OP_LE_ADD_TO_WHITE_LIST); | |
1157 | if (!sent) | |
1158 | return; | |
1159 | ||
1160 | if (!status) | |
1161 | hci_white_list_add(hdev, &sent->bdaddr, sent->bdaddr_type); | |
1162 | } | |
1163 | ||
1164 | static void hci_cc_le_del_from_white_list(struct hci_dev *hdev, | |
1165 | struct sk_buff *skb) | |
1166 | { | |
1167 | struct hci_cp_le_del_from_white_list *sent; | |
1168 | __u8 status = *((__u8 *) skb->data); | |
1169 | ||
1170 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1171 | ||
1172 | sent = hci_sent_cmd_data(hdev, HCI_OP_LE_DEL_FROM_WHITE_LIST); | |
1173 | if (!sent) | |
1174 | return; | |
1175 | ||
1176 | if (!status) | |
1177 | hci_white_list_del(hdev, &sent->bdaddr, sent->bdaddr_type); | |
1178 | } | |
1179 | ||
9b008c04 JH |
1180 | static void hci_cc_le_read_supported_states(struct hci_dev *hdev, |
1181 | struct sk_buff *skb) | |
1182 | { | |
1183 | struct hci_rp_le_read_supported_states *rp = (void *) skb->data; | |
1184 | ||
1185 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
1186 | ||
1187 | if (!rp->status) | |
1188 | memcpy(hdev->le_states, rp->le_states, 8); | |
9b008c04 JH |
1189 | } |
1190 | ||
6039aa73 GP |
1191 | static void hci_cc_write_le_host_supported(struct hci_dev *hdev, |
1192 | struct sk_buff *skb) | |
f9b49306 | 1193 | { |
06199cf8 | 1194 | struct hci_cp_write_le_host_supported *sent; |
f9b49306 AG |
1195 | __u8 status = *((__u8 *) skb->data); |
1196 | ||
9f1db00c | 1197 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
f9b49306 | 1198 | |
06199cf8 | 1199 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED); |
8f984dfa | 1200 | if (!sent) |
f9b49306 AG |
1201 | return; |
1202 | ||
8f984dfa | 1203 | if (!status) { |
416a4ae5 | 1204 | if (sent->le) { |
cad718ed | 1205 | hdev->features[1][0] |= LMP_HOST_LE; |
416a4ae5 JH |
1206 | set_bit(HCI_LE_ENABLED, &hdev->dev_flags); |
1207 | } else { | |
cad718ed | 1208 | hdev->features[1][0] &= ~LMP_HOST_LE; |
416a4ae5 | 1209 | clear_bit(HCI_LE_ENABLED, &hdev->dev_flags); |
f3d3444a | 1210 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); |
416a4ae5 | 1211 | } |
53b2caab JH |
1212 | |
1213 | if (sent->simul) | |
cad718ed | 1214 | hdev->features[1][0] |= LMP_HOST_LE_BREDR; |
53b2caab | 1215 | else |
cad718ed | 1216 | hdev->features[1][0] &= ~LMP_HOST_LE_BREDR; |
8f984dfa | 1217 | } |
f9b49306 AG |
1218 | } |
1219 | ||
56ed2cb8 JH |
1220 | static void hci_cc_set_adv_param(struct hci_dev *hdev, struct sk_buff *skb) |
1221 | { | |
1222 | struct hci_cp_le_set_adv_param *cp; | |
1223 | u8 status = *((u8 *) skb->data); | |
1224 | ||
1225 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1226 | ||
1227 | if (status) | |
1228 | return; | |
1229 | ||
1230 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_ADV_PARAM); | |
1231 | if (!cp) | |
1232 | return; | |
1233 | ||
1234 | hci_dev_lock(hdev); | |
1235 | hdev->adv_addr_type = cp->own_address_type; | |
1236 | hci_dev_unlock(hdev); | |
1237 | } | |
1238 | ||
93c284ee AE |
1239 | static void hci_cc_write_remote_amp_assoc(struct hci_dev *hdev, |
1240 | struct sk_buff *skb) | |
1241 | { | |
1242 | struct hci_rp_write_remote_amp_assoc *rp = (void *) skb->data; | |
1243 | ||
1244 | BT_DBG("%s status 0x%2.2x phy_handle 0x%2.2x", | |
1245 | hdev->name, rp->status, rp->phy_handle); | |
1246 | ||
1247 | if (rp->status) | |
1248 | return; | |
1249 | ||
1250 | amp_write_rem_assoc_continue(hdev, rp->phy_handle); | |
1251 | } | |
1252 | ||
5ae76a94 AK |
1253 | static void hci_cc_read_rssi(struct hci_dev *hdev, struct sk_buff *skb) |
1254 | { | |
1255 | struct hci_rp_read_rssi *rp = (void *) skb->data; | |
1256 | struct hci_conn *conn; | |
1257 | ||
1258 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
1259 | ||
1260 | if (rp->status) | |
1261 | return; | |
1262 | ||
1263 | hci_dev_lock(hdev); | |
1264 | ||
1265 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
1266 | if (conn) | |
1267 | conn->rssi = rp->rssi; | |
1268 | ||
1269 | hci_dev_unlock(hdev); | |
1270 | } | |
1271 | ||
5a134fae AK |
1272 | static void hci_cc_read_tx_power(struct hci_dev *hdev, struct sk_buff *skb) |
1273 | { | |
1274 | struct hci_cp_read_tx_power *sent; | |
1275 | struct hci_rp_read_tx_power *rp = (void *) skb->data; | |
1276 | struct hci_conn *conn; | |
1277 | ||
1278 | BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); | |
1279 | ||
1280 | if (rp->status) | |
1281 | return; | |
1282 | ||
1283 | sent = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
1284 | if (!sent) | |
1285 | return; | |
1286 | ||
1287 | hci_dev_lock(hdev); | |
1288 | ||
1289 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
d0455ed9 AK |
1290 | if (!conn) |
1291 | goto unlock; | |
1292 | ||
1293 | switch (sent->type) { | |
1294 | case 0x00: | |
5a134fae | 1295 | conn->tx_power = rp->tx_power; |
d0455ed9 AK |
1296 | break; |
1297 | case 0x01: | |
1298 | conn->max_tx_power = rp->tx_power; | |
1299 | break; | |
1300 | } | |
5a134fae | 1301 | |
d0455ed9 | 1302 | unlock: |
5a134fae AK |
1303 | hci_dev_unlock(hdev); |
1304 | } | |
1305 | ||
6039aa73 | 1306 | static void hci_cs_inquiry(struct hci_dev *hdev, __u8 status) |
a9de9248 | 1307 | { |
9f1db00c | 1308 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
a9de9248 MH |
1309 | |
1310 | if (status) { | |
a9de9248 | 1311 | hci_conn_check_pending(hdev); |
314b2381 JH |
1312 | return; |
1313 | } | |
1314 | ||
89352e7d | 1315 | set_bit(HCI_INQUIRY, &hdev->flags); |
1da177e4 LT |
1316 | } |
1317 | ||
6039aa73 | 1318 | static void hci_cs_create_conn(struct hci_dev *hdev, __u8 status) |
1da177e4 | 1319 | { |
a9de9248 | 1320 | struct hci_cp_create_conn *cp; |
1da177e4 | 1321 | struct hci_conn *conn; |
1da177e4 | 1322 | |
9f1db00c | 1323 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
a9de9248 MH |
1324 | |
1325 | cp = hci_sent_cmd_data(hdev, HCI_OP_CREATE_CONN); | |
1da177e4 LT |
1326 | if (!cp) |
1327 | return; | |
1328 | ||
1329 | hci_dev_lock(hdev); | |
1330 | ||
1331 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
1332 | ||
6ed93dc6 | 1333 | BT_DBG("%s bdaddr %pMR hcon %p", hdev->name, &cp->bdaddr, conn); |
1da177e4 LT |
1334 | |
1335 | if (status) { | |
1336 | if (conn && conn->state == BT_CONNECT) { | |
4c67bc74 MH |
1337 | if (status != 0x0c || conn->attempt > 2) { |
1338 | conn->state = BT_CLOSED; | |
1339 | hci_proto_connect_cfm(conn, status); | |
1340 | hci_conn_del(conn); | |
1341 | } else | |
1342 | conn->state = BT_CONNECT2; | |
1da177e4 LT |
1343 | } |
1344 | } else { | |
1345 | if (!conn) { | |
1346 | conn = hci_conn_add(hdev, ACL_LINK, &cp->bdaddr); | |
1347 | if (conn) { | |
a0c808b3 | 1348 | conn->out = true; |
1da177e4 LT |
1349 | conn->link_mode |= HCI_LM_MASTER; |
1350 | } else | |
893ef971 | 1351 | BT_ERR("No memory for new connection"); |
1da177e4 LT |
1352 | } |
1353 | } | |
1354 | ||
1355 | hci_dev_unlock(hdev); | |
1356 | } | |
1357 | ||
a9de9248 | 1358 | static void hci_cs_add_sco(struct hci_dev *hdev, __u8 status) |
1da177e4 | 1359 | { |
a9de9248 MH |
1360 | struct hci_cp_add_sco *cp; |
1361 | struct hci_conn *acl, *sco; | |
1362 | __u16 handle; | |
1da177e4 | 1363 | |
9f1db00c | 1364 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
b6a0dc82 | 1365 | |
a9de9248 MH |
1366 | if (!status) |
1367 | return; | |
1da177e4 | 1368 | |
a9de9248 MH |
1369 | cp = hci_sent_cmd_data(hdev, HCI_OP_ADD_SCO); |
1370 | if (!cp) | |
1371 | return; | |
1da177e4 | 1372 | |
a9de9248 | 1373 | handle = __le16_to_cpu(cp->handle); |
1da177e4 | 1374 | |
9f1db00c | 1375 | BT_DBG("%s handle 0x%4.4x", hdev->name, handle); |
1da177e4 | 1376 | |
a9de9248 | 1377 | hci_dev_lock(hdev); |
1da177e4 | 1378 | |
a9de9248 | 1379 | acl = hci_conn_hash_lookup_handle(hdev, handle); |
5a08ecce AE |
1380 | if (acl) { |
1381 | sco = acl->link; | |
1382 | if (sco) { | |
1383 | sco->state = BT_CLOSED; | |
1da177e4 | 1384 | |
5a08ecce AE |
1385 | hci_proto_connect_cfm(sco, status); |
1386 | hci_conn_del(sco); | |
1387 | } | |
a9de9248 | 1388 | } |
1da177e4 | 1389 | |
a9de9248 MH |
1390 | hci_dev_unlock(hdev); |
1391 | } | |
1da177e4 | 1392 | |
f8558555 MH |
1393 | static void hci_cs_auth_requested(struct hci_dev *hdev, __u8 status) |
1394 | { | |
1395 | struct hci_cp_auth_requested *cp; | |
1396 | struct hci_conn *conn; | |
1397 | ||
9f1db00c | 1398 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
f8558555 MH |
1399 | |
1400 | if (!status) | |
1401 | return; | |
1402 | ||
1403 | cp = hci_sent_cmd_data(hdev, HCI_OP_AUTH_REQUESTED); | |
1404 | if (!cp) | |
1405 | return; | |
1406 | ||
1407 | hci_dev_lock(hdev); | |
1408 | ||
1409 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1410 | if (conn) { | |
1411 | if (conn->state == BT_CONFIG) { | |
1412 | hci_proto_connect_cfm(conn, status); | |
76a68ba0 | 1413 | hci_conn_drop(conn); |
f8558555 MH |
1414 | } |
1415 | } | |
1416 | ||
1417 | hci_dev_unlock(hdev); | |
1418 | } | |
1419 | ||
1420 | static void hci_cs_set_conn_encrypt(struct hci_dev *hdev, __u8 status) | |
1421 | { | |
1422 | struct hci_cp_set_conn_encrypt *cp; | |
1423 | struct hci_conn *conn; | |
1424 | ||
9f1db00c | 1425 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
f8558555 MH |
1426 | |
1427 | if (!status) | |
1428 | return; | |
1429 | ||
1430 | cp = hci_sent_cmd_data(hdev, HCI_OP_SET_CONN_ENCRYPT); | |
1431 | if (!cp) | |
1432 | return; | |
1433 | ||
1434 | hci_dev_lock(hdev); | |
1435 | ||
1436 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1437 | if (conn) { | |
1438 | if (conn->state == BT_CONFIG) { | |
1439 | hci_proto_connect_cfm(conn, status); | |
76a68ba0 | 1440 | hci_conn_drop(conn); |
f8558555 MH |
1441 | } |
1442 | } | |
1443 | ||
1444 | hci_dev_unlock(hdev); | |
1445 | } | |
1446 | ||
127178d2 | 1447 | static int hci_outgoing_auth_needed(struct hci_dev *hdev, |
807deac2 | 1448 | struct hci_conn *conn) |
392599b9 | 1449 | { |
392599b9 JH |
1450 | if (conn->state != BT_CONFIG || !conn->out) |
1451 | return 0; | |
1452 | ||
765c2a96 | 1453 | if (conn->pending_sec_level == BT_SECURITY_SDP) |
392599b9 JH |
1454 | return 0; |
1455 | ||
1456 | /* Only request authentication for SSP connections or non-SSP | |
264b8b4e JH |
1457 | * devices with sec_level MEDIUM or HIGH or if MITM protection |
1458 | * is requested. | |
1459 | */ | |
807deac2 | 1460 | if (!hci_conn_ssp_enabled(conn) && !(conn->auth_type & 0x01) && |
7e3691e1 | 1461 | conn->pending_sec_level != BT_SECURITY_FIPS && |
264b8b4e JH |
1462 | conn->pending_sec_level != BT_SECURITY_HIGH && |
1463 | conn->pending_sec_level != BT_SECURITY_MEDIUM) | |
392599b9 JH |
1464 | return 0; |
1465 | ||
392599b9 JH |
1466 | return 1; |
1467 | } | |
1468 | ||
6039aa73 | 1469 | static int hci_resolve_name(struct hci_dev *hdev, |
04124681 | 1470 | struct inquiry_entry *e) |
30dc78e1 JH |
1471 | { |
1472 | struct hci_cp_remote_name_req cp; | |
1473 | ||
1474 | memset(&cp, 0, sizeof(cp)); | |
1475 | ||
1476 | bacpy(&cp.bdaddr, &e->data.bdaddr); | |
1477 | cp.pscan_rep_mode = e->data.pscan_rep_mode; | |
1478 | cp.pscan_mode = e->data.pscan_mode; | |
1479 | cp.clock_offset = e->data.clock_offset; | |
1480 | ||
1481 | return hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp); | |
1482 | } | |
1483 | ||
b644ba33 | 1484 | static bool hci_resolve_next_name(struct hci_dev *hdev) |
30dc78e1 JH |
1485 | { |
1486 | struct discovery_state *discov = &hdev->discovery; | |
1487 | struct inquiry_entry *e; | |
1488 | ||
b644ba33 JH |
1489 | if (list_empty(&discov->resolve)) |
1490 | return false; | |
1491 | ||
1492 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, NAME_NEEDED); | |
c810089c RM |
1493 | if (!e) |
1494 | return false; | |
1495 | ||
b644ba33 JH |
1496 | if (hci_resolve_name(hdev, e) == 0) { |
1497 | e->name_state = NAME_PENDING; | |
1498 | return true; | |
1499 | } | |
1500 | ||
1501 | return false; | |
1502 | } | |
1503 | ||
1504 | static void hci_check_pending_name(struct hci_dev *hdev, struct hci_conn *conn, | |
04124681 | 1505 | bdaddr_t *bdaddr, u8 *name, u8 name_len) |
b644ba33 JH |
1506 | { |
1507 | struct discovery_state *discov = &hdev->discovery; | |
1508 | struct inquiry_entry *e; | |
1509 | ||
1510 | if (conn && !test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) | |
04124681 GP |
1511 | mgmt_device_connected(hdev, bdaddr, ACL_LINK, 0x00, 0, name, |
1512 | name_len, conn->dev_class); | |
b644ba33 JH |
1513 | |
1514 | if (discov->state == DISCOVERY_STOPPED) | |
1515 | return; | |
1516 | ||
30dc78e1 JH |
1517 | if (discov->state == DISCOVERY_STOPPING) |
1518 | goto discov_complete; | |
1519 | ||
1520 | if (discov->state != DISCOVERY_RESOLVING) | |
1521 | return; | |
1522 | ||
1523 | e = hci_inquiry_cache_lookup_resolve(hdev, bdaddr, NAME_PENDING); | |
7cc8380e RM |
1524 | /* If the device was not found in a list of found devices names of which |
1525 | * are pending. there is no need to continue resolving a next name as it | |
1526 | * will be done upon receiving another Remote Name Request Complete | |
1527 | * Event */ | |
1528 | if (!e) | |
1529 | return; | |
1530 | ||
1531 | list_del(&e->list); | |
1532 | if (name) { | |
30dc78e1 | 1533 | e->name_state = NAME_KNOWN; |
7cc8380e RM |
1534 | mgmt_remote_name(hdev, bdaddr, ACL_LINK, 0x00, |
1535 | e->data.rssi, name, name_len); | |
c3e7c0d9 RM |
1536 | } else { |
1537 | e->name_state = NAME_NOT_KNOWN; | |
30dc78e1 JH |
1538 | } |
1539 | ||
b644ba33 | 1540 | if (hci_resolve_next_name(hdev)) |
30dc78e1 | 1541 | return; |
30dc78e1 JH |
1542 | |
1543 | discov_complete: | |
1544 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
1545 | } | |
1546 | ||
a9de9248 MH |
1547 | static void hci_cs_remote_name_req(struct hci_dev *hdev, __u8 status) |
1548 | { | |
127178d2 JH |
1549 | struct hci_cp_remote_name_req *cp; |
1550 | struct hci_conn *conn; | |
1551 | ||
9f1db00c | 1552 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
127178d2 JH |
1553 | |
1554 | /* If successful wait for the name req complete event before | |
1555 | * checking for the need to do authentication */ | |
1556 | if (!status) | |
1557 | return; | |
1558 | ||
1559 | cp = hci_sent_cmd_data(hdev, HCI_OP_REMOTE_NAME_REQ); | |
1560 | if (!cp) | |
1561 | return; | |
1562 | ||
1563 | hci_dev_lock(hdev); | |
1564 | ||
b644ba33 JH |
1565 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); |
1566 | ||
a8b2d5c2 | 1567 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
b644ba33 | 1568 | hci_check_pending_name(hdev, conn, &cp->bdaddr, NULL, 0); |
30dc78e1 | 1569 | |
79c6c70c JH |
1570 | if (!conn) |
1571 | goto unlock; | |
1572 | ||
1573 | if (!hci_outgoing_auth_needed(hdev, conn)) | |
1574 | goto unlock; | |
1575 | ||
51a8efd7 | 1576 | if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->flags)) { |
c1f23a2b JB |
1577 | struct hci_cp_auth_requested auth_cp; |
1578 | ||
1579 | auth_cp.handle = __cpu_to_le16(conn->handle); | |
1580 | hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, | |
1581 | sizeof(auth_cp), &auth_cp); | |
127178d2 JH |
1582 | } |
1583 | ||
79c6c70c | 1584 | unlock: |
127178d2 | 1585 | hci_dev_unlock(hdev); |
a9de9248 | 1586 | } |
1da177e4 | 1587 | |
769be974 MH |
1588 | static void hci_cs_read_remote_features(struct hci_dev *hdev, __u8 status) |
1589 | { | |
1590 | struct hci_cp_read_remote_features *cp; | |
1591 | struct hci_conn *conn; | |
1592 | ||
9f1db00c | 1593 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
769be974 MH |
1594 | |
1595 | if (!status) | |
1596 | return; | |
1597 | ||
1598 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_REMOTE_FEATURES); | |
1599 | if (!cp) | |
1600 | return; | |
1601 | ||
1602 | hci_dev_lock(hdev); | |
1603 | ||
1604 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1605 | if (conn) { | |
1606 | if (conn->state == BT_CONFIG) { | |
769be974 | 1607 | hci_proto_connect_cfm(conn, status); |
76a68ba0 | 1608 | hci_conn_drop(conn); |
769be974 MH |
1609 | } |
1610 | } | |
1611 | ||
1612 | hci_dev_unlock(hdev); | |
1613 | } | |
1614 | ||
1615 | static void hci_cs_read_remote_ext_features(struct hci_dev *hdev, __u8 status) | |
1616 | { | |
1617 | struct hci_cp_read_remote_ext_features *cp; | |
1618 | struct hci_conn *conn; | |
1619 | ||
9f1db00c | 1620 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
769be974 MH |
1621 | |
1622 | if (!status) | |
1623 | return; | |
1624 | ||
1625 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_REMOTE_EXT_FEATURES); | |
1626 | if (!cp) | |
1627 | return; | |
1628 | ||
1629 | hci_dev_lock(hdev); | |
1630 | ||
1631 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1632 | if (conn) { | |
1633 | if (conn->state == BT_CONFIG) { | |
769be974 | 1634 | hci_proto_connect_cfm(conn, status); |
76a68ba0 | 1635 | hci_conn_drop(conn); |
769be974 MH |
1636 | } |
1637 | } | |
1638 | ||
1639 | hci_dev_unlock(hdev); | |
1640 | } | |
1641 | ||
a9de9248 MH |
1642 | static void hci_cs_setup_sync_conn(struct hci_dev *hdev, __u8 status) |
1643 | { | |
b6a0dc82 MH |
1644 | struct hci_cp_setup_sync_conn *cp; |
1645 | struct hci_conn *acl, *sco; | |
1646 | __u16 handle; | |
1647 | ||
9f1db00c | 1648 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
b6a0dc82 MH |
1649 | |
1650 | if (!status) | |
1651 | return; | |
1652 | ||
1653 | cp = hci_sent_cmd_data(hdev, HCI_OP_SETUP_SYNC_CONN); | |
1654 | if (!cp) | |
1655 | return; | |
1656 | ||
1657 | handle = __le16_to_cpu(cp->handle); | |
1658 | ||
9f1db00c | 1659 | BT_DBG("%s handle 0x%4.4x", hdev->name, handle); |
b6a0dc82 MH |
1660 | |
1661 | hci_dev_lock(hdev); | |
1662 | ||
1663 | acl = hci_conn_hash_lookup_handle(hdev, handle); | |
5a08ecce AE |
1664 | if (acl) { |
1665 | sco = acl->link; | |
1666 | if (sco) { | |
1667 | sco->state = BT_CLOSED; | |
b6a0dc82 | 1668 | |
5a08ecce AE |
1669 | hci_proto_connect_cfm(sco, status); |
1670 | hci_conn_del(sco); | |
1671 | } | |
b6a0dc82 MH |
1672 | } |
1673 | ||
1674 | hci_dev_unlock(hdev); | |
1da177e4 LT |
1675 | } |
1676 | ||
a9de9248 | 1677 | static void hci_cs_sniff_mode(struct hci_dev *hdev, __u8 status) |
1da177e4 | 1678 | { |
a9de9248 MH |
1679 | struct hci_cp_sniff_mode *cp; |
1680 | struct hci_conn *conn; | |
1da177e4 | 1681 | |
9f1db00c | 1682 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
04837f64 | 1683 | |
a9de9248 MH |
1684 | if (!status) |
1685 | return; | |
04837f64 | 1686 | |
a9de9248 MH |
1687 | cp = hci_sent_cmd_data(hdev, HCI_OP_SNIFF_MODE); |
1688 | if (!cp) | |
1689 | return; | |
04837f64 | 1690 | |
a9de9248 | 1691 | hci_dev_lock(hdev); |
04837f64 | 1692 | |
a9de9248 | 1693 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); |
e73439d8 | 1694 | if (conn) { |
51a8efd7 | 1695 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags); |
04837f64 | 1696 | |
51a8efd7 | 1697 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->flags)) |
e73439d8 MH |
1698 | hci_sco_setup(conn, status); |
1699 | } | |
1700 | ||
a9de9248 MH |
1701 | hci_dev_unlock(hdev); |
1702 | } | |
04837f64 | 1703 | |
a9de9248 MH |
1704 | static void hci_cs_exit_sniff_mode(struct hci_dev *hdev, __u8 status) |
1705 | { | |
1706 | struct hci_cp_exit_sniff_mode *cp; | |
1707 | struct hci_conn *conn; | |
04837f64 | 1708 | |
9f1db00c | 1709 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
04837f64 | 1710 | |
a9de9248 MH |
1711 | if (!status) |
1712 | return; | |
04837f64 | 1713 | |
a9de9248 MH |
1714 | cp = hci_sent_cmd_data(hdev, HCI_OP_EXIT_SNIFF_MODE); |
1715 | if (!cp) | |
1716 | return; | |
04837f64 | 1717 | |
a9de9248 | 1718 | hci_dev_lock(hdev); |
1da177e4 | 1719 | |
a9de9248 | 1720 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); |
e73439d8 | 1721 | if (conn) { |
51a8efd7 | 1722 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags); |
1da177e4 | 1723 | |
51a8efd7 | 1724 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->flags)) |
e73439d8 MH |
1725 | hci_sco_setup(conn, status); |
1726 | } | |
1727 | ||
a9de9248 | 1728 | hci_dev_unlock(hdev); |
1da177e4 LT |
1729 | } |
1730 | ||
88c3df13 JH |
1731 | static void hci_cs_disconnect(struct hci_dev *hdev, u8 status) |
1732 | { | |
1733 | struct hci_cp_disconnect *cp; | |
1734 | struct hci_conn *conn; | |
1735 | ||
1736 | if (!status) | |
1737 | return; | |
1738 | ||
1739 | cp = hci_sent_cmd_data(hdev, HCI_OP_DISCONNECT); | |
1740 | if (!cp) | |
1741 | return; | |
1742 | ||
1743 | hci_dev_lock(hdev); | |
1744 | ||
1745 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1746 | if (conn) | |
1747 | mgmt_disconnect_failed(hdev, &conn->dst, conn->type, | |
04124681 | 1748 | conn->dst_type, status); |
88c3df13 JH |
1749 | |
1750 | hci_dev_unlock(hdev); | |
1751 | } | |
1752 | ||
a02226d6 AE |
1753 | static void hci_cs_create_phylink(struct hci_dev *hdev, u8 status) |
1754 | { | |
93c284ee AE |
1755 | struct hci_cp_create_phy_link *cp; |
1756 | ||
a02226d6 | 1757 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
93c284ee | 1758 | |
93c284ee AE |
1759 | cp = hci_sent_cmd_data(hdev, HCI_OP_CREATE_PHY_LINK); |
1760 | if (!cp) | |
1761 | return; | |
1762 | ||
e58917b9 AE |
1763 | hci_dev_lock(hdev); |
1764 | ||
1765 | if (status) { | |
1766 | struct hci_conn *hcon; | |
1767 | ||
1768 | hcon = hci_conn_hash_lookup_handle(hdev, cp->phy_handle); | |
1769 | if (hcon) | |
1770 | hci_conn_del(hcon); | |
1771 | } else { | |
1772 | amp_write_remote_assoc(hdev, cp->phy_handle); | |
1773 | } | |
1774 | ||
1775 | hci_dev_unlock(hdev); | |
a02226d6 AE |
1776 | } |
1777 | ||
0b26ab9d AE |
1778 | static void hci_cs_accept_phylink(struct hci_dev *hdev, u8 status) |
1779 | { | |
1780 | struct hci_cp_accept_phy_link *cp; | |
1781 | ||
1782 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1783 | ||
1784 | if (status) | |
1785 | return; | |
1786 | ||
1787 | cp = hci_sent_cmd_data(hdev, HCI_OP_ACCEPT_PHY_LINK); | |
1788 | if (!cp) | |
1789 | return; | |
1790 | ||
1791 | amp_write_remote_assoc(hdev, cp->phy_handle); | |
1792 | } | |
1793 | ||
cb1d68f7 JH |
1794 | static void hci_cs_le_create_conn(struct hci_dev *hdev, u8 status) |
1795 | { | |
1796 | struct hci_cp_le_create_conn *cp; | |
1797 | struct hci_conn *conn; | |
1798 | ||
1799 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1800 | ||
1801 | /* All connection failure handling is taken care of by the | |
1802 | * hci_le_conn_failed function which is triggered by the HCI | |
1803 | * request completion callbacks used for connecting. | |
1804 | */ | |
1805 | if (status) | |
1806 | return; | |
1807 | ||
1808 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_CREATE_CONN); | |
1809 | if (!cp) | |
1810 | return; | |
1811 | ||
1812 | hci_dev_lock(hdev); | |
1813 | ||
1814 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->peer_addr); | |
1815 | if (!conn) | |
1816 | goto unlock; | |
1817 | ||
1818 | /* Store the initiator and responder address information which | |
1819 | * is needed for SMP. These values will not change during the | |
1820 | * lifetime of the connection. | |
1821 | */ | |
1822 | conn->init_addr_type = cp->own_address_type; | |
1823 | if (cp->own_address_type == ADDR_LE_DEV_RANDOM) | |
1824 | bacpy(&conn->init_addr, &hdev->random_addr); | |
1825 | else | |
1826 | bacpy(&conn->init_addr, &hdev->bdaddr); | |
1827 | ||
1828 | conn->resp_addr_type = cp->peer_addr_type; | |
1829 | bacpy(&conn->resp_addr, &cp->peer_addr); | |
1830 | ||
9489eca4 JH |
1831 | /* We don't want the connection attempt to stick around |
1832 | * indefinitely since LE doesn't have a page timeout concept | |
1833 | * like BR/EDR. Set a timer for any connection that doesn't use | |
1834 | * the white list for connecting. | |
1835 | */ | |
1836 | if (cp->filter_policy == HCI_LE_USE_PEER_ADDR) | |
1837 | queue_delayed_work(conn->hdev->workqueue, | |
1838 | &conn->le_conn_timeout, | |
1839 | HCI_LE_CONN_TIMEOUT); | |
1840 | ||
cb1d68f7 JH |
1841 | unlock: |
1842 | hci_dev_unlock(hdev); | |
1843 | } | |
1844 | ||
81d0c8ad JH |
1845 | static void hci_cs_le_start_enc(struct hci_dev *hdev, u8 status) |
1846 | { | |
1847 | struct hci_cp_le_start_enc *cp; | |
1848 | struct hci_conn *conn; | |
1849 | ||
1850 | BT_DBG("%s status 0x%2.2x", hdev->name, status); | |
1851 | ||
1852 | if (!status) | |
1853 | return; | |
1854 | ||
1855 | hci_dev_lock(hdev); | |
1856 | ||
1857 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_START_ENC); | |
1858 | if (!cp) | |
1859 | goto unlock; | |
1860 | ||
1861 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1862 | if (!conn) | |
1863 | goto unlock; | |
1864 | ||
1865 | if (conn->state != BT_CONNECTED) | |
1866 | goto unlock; | |
1867 | ||
1868 | hci_disconnect(conn, HCI_ERROR_AUTH_FAILURE); | |
1869 | hci_conn_drop(conn); | |
1870 | ||
1871 | unlock: | |
1872 | hci_dev_unlock(hdev); | |
1873 | } | |
1874 | ||
6039aa73 | 1875 | static void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 LT |
1876 | { |
1877 | __u8 status = *((__u8 *) skb->data); | |
30dc78e1 JH |
1878 | struct discovery_state *discov = &hdev->discovery; |
1879 | struct inquiry_entry *e; | |
1da177e4 | 1880 | |
9f1db00c | 1881 | BT_DBG("%s status 0x%2.2x", hdev->name, status); |
1da177e4 | 1882 | |
a9de9248 | 1883 | hci_conn_check_pending(hdev); |
89352e7d AG |
1884 | |
1885 | if (!test_and_clear_bit(HCI_INQUIRY, &hdev->flags)) | |
1886 | return; | |
1887 | ||
4e857c58 | 1888 | smp_mb__after_atomic(); /* wake_up_bit advises about this barrier */ |
3e13fa1e AG |
1889 | wake_up_bit(&hdev->flags, HCI_INQUIRY); |
1890 | ||
a8b2d5c2 | 1891 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
30dc78e1 JH |
1892 | return; |
1893 | ||
56e5cb86 | 1894 | hci_dev_lock(hdev); |
30dc78e1 | 1895 | |
343f935b | 1896 | if (discov->state != DISCOVERY_FINDING) |
30dc78e1 JH |
1897 | goto unlock; |
1898 | ||
1899 | if (list_empty(&discov->resolve)) { | |
1900 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
1901 | goto unlock; | |
1902 | } | |
1903 | ||
1904 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, NAME_NEEDED); | |
1905 | if (e && hci_resolve_name(hdev, e) == 0) { | |
1906 | e->name_state = NAME_PENDING; | |
1907 | hci_discovery_set_state(hdev, DISCOVERY_RESOLVING); | |
1908 | } else { | |
1909 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
1910 | } | |
1911 | ||
1912 | unlock: | |
56e5cb86 | 1913 | hci_dev_unlock(hdev); |
1da177e4 LT |
1914 | } |
1915 | ||
6039aa73 | 1916 | static void hci_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1917 | { |
45bb4bf0 | 1918 | struct inquiry_data data; |
a9de9248 | 1919 | struct inquiry_info *info = (void *) (skb->data + 1); |
1da177e4 LT |
1920 | int num_rsp = *((__u8 *) skb->data); |
1921 | ||
1922 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
1923 | ||
45bb4bf0 MH |
1924 | if (!num_rsp) |
1925 | return; | |
1926 | ||
1519cc17 AG |
1927 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) |
1928 | return; | |
1929 | ||
1da177e4 | 1930 | hci_dev_lock(hdev); |
45bb4bf0 | 1931 | |
e17acd40 | 1932 | for (; num_rsp; num_rsp--, info++) { |
388fc8fa | 1933 | bool name_known, ssp; |
3175405b | 1934 | |
1da177e4 LT |
1935 | bacpy(&data.bdaddr, &info->bdaddr); |
1936 | data.pscan_rep_mode = info->pscan_rep_mode; | |
1937 | data.pscan_period_mode = info->pscan_period_mode; | |
1938 | data.pscan_mode = info->pscan_mode; | |
1939 | memcpy(data.dev_class, info->dev_class, 3); | |
1940 | data.clock_offset = info->clock_offset; | |
1941 | data.rssi = 0x00; | |
41a96212 | 1942 | data.ssp_mode = 0x00; |
3175405b | 1943 | |
388fc8fa | 1944 | name_known = hci_inquiry_cache_update(hdev, &data, false, &ssp); |
48264f06 | 1945 | mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00, |
04124681 | 1946 | info->dev_class, 0, !name_known, ssp, NULL, |
5d2e9fad | 1947 | 0, NULL, 0); |
1da177e4 | 1948 | } |
45bb4bf0 | 1949 | |
1da177e4 LT |
1950 | hci_dev_unlock(hdev); |
1951 | } | |
1952 | ||
6039aa73 | 1953 | static void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1954 | { |
a9de9248 MH |
1955 | struct hci_ev_conn_complete *ev = (void *) skb->data; |
1956 | struct hci_conn *conn; | |
1da177e4 LT |
1957 | |
1958 | BT_DBG("%s", hdev->name); | |
1959 | ||
1960 | hci_dev_lock(hdev); | |
1961 | ||
1962 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
9499237a MH |
1963 | if (!conn) { |
1964 | if (ev->link_type != SCO_LINK) | |
1965 | goto unlock; | |
1966 | ||
1967 | conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr); | |
1968 | if (!conn) | |
1969 | goto unlock; | |
1970 | ||
1971 | conn->type = SCO_LINK; | |
1972 | } | |
1da177e4 LT |
1973 | |
1974 | if (!ev->status) { | |
1975 | conn->handle = __le16_to_cpu(ev->handle); | |
769be974 MH |
1976 | |
1977 | if (conn->type == ACL_LINK) { | |
1978 | conn->state = BT_CONFIG; | |
1979 | hci_conn_hold(conn); | |
a9ea3ed9 SJ |
1980 | |
1981 | if (!conn->out && !hci_conn_ssp_enabled(conn) && | |
1982 | !hci_find_link_key(hdev, &ev->bdaddr)) | |
1983 | conn->disc_timeout = HCI_PAIRING_TIMEOUT; | |
1984 | else | |
1985 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
769be974 MH |
1986 | } else |
1987 | conn->state = BT_CONNECTED; | |
1da177e4 | 1988 | |
7d0db0a3 MH |
1989 | hci_conn_add_sysfs(conn); |
1990 | ||
1da177e4 LT |
1991 | if (test_bit(HCI_AUTH, &hdev->flags)) |
1992 | conn->link_mode |= HCI_LM_AUTH; | |
1993 | ||
1994 | if (test_bit(HCI_ENCRYPT, &hdev->flags)) | |
1995 | conn->link_mode |= HCI_LM_ENCRYPT; | |
1996 | ||
04837f64 MH |
1997 | /* Get remote features */ |
1998 | if (conn->type == ACL_LINK) { | |
1999 | struct hci_cp_read_remote_features cp; | |
2000 | cp.handle = ev->handle; | |
769be974 | 2001 | hci_send_cmd(hdev, HCI_OP_READ_REMOTE_FEATURES, |
04124681 | 2002 | sizeof(cp), &cp); |
04837f64 MH |
2003 | } |
2004 | ||
1da177e4 | 2005 | /* Set packet type for incoming connection */ |
d095c1eb | 2006 | if (!conn->out && hdev->hci_ver < BLUETOOTH_VER_2_0) { |
1da177e4 LT |
2007 | struct hci_cp_change_conn_ptype cp; |
2008 | cp.handle = ev->handle; | |
a8746417 | 2009 | cp.pkt_type = cpu_to_le16(conn->pkt_type); |
04124681 GP |
2010 | hci_send_cmd(hdev, HCI_OP_CHANGE_CONN_PTYPE, sizeof(cp), |
2011 | &cp); | |
1da177e4 | 2012 | } |
17d5c04c | 2013 | } else { |
1da177e4 | 2014 | conn->state = BT_CLOSED; |
17d5c04c | 2015 | if (conn->type == ACL_LINK) |
64c7b77c | 2016 | mgmt_connect_failed(hdev, &conn->dst, conn->type, |
04124681 | 2017 | conn->dst_type, ev->status); |
17d5c04c | 2018 | } |
1da177e4 | 2019 | |
e73439d8 MH |
2020 | if (conn->type == ACL_LINK) |
2021 | hci_sco_setup(conn, ev->status); | |
1da177e4 | 2022 | |
769be974 MH |
2023 | if (ev->status) { |
2024 | hci_proto_connect_cfm(conn, ev->status); | |
1da177e4 | 2025 | hci_conn_del(conn); |
c89b6e6b MH |
2026 | } else if (ev->link_type != ACL_LINK) |
2027 | hci_proto_connect_cfm(conn, ev->status); | |
1da177e4 | 2028 | |
a9de9248 | 2029 | unlock: |
1da177e4 | 2030 | hci_dev_unlock(hdev); |
1da177e4 | 2031 | |
a9de9248 | 2032 | hci_conn_check_pending(hdev); |
1da177e4 LT |
2033 | } |
2034 | ||
6039aa73 | 2035 | static void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 2036 | { |
a9de9248 MH |
2037 | struct hci_ev_conn_request *ev = (void *) skb->data; |
2038 | int mask = hdev->link_mode; | |
20714bfe | 2039 | __u8 flags = 0; |
1da177e4 | 2040 | |
6ed93dc6 | 2041 | BT_DBG("%s bdaddr %pMR type 0x%x", hdev->name, &ev->bdaddr, |
807deac2 | 2042 | ev->link_type); |
1da177e4 | 2043 | |
20714bfe FD |
2044 | mask |= hci_proto_connect_ind(hdev, &ev->bdaddr, ev->link_type, |
2045 | &flags); | |
1da177e4 | 2046 | |
138d22ef | 2047 | if ((mask & HCI_LM_ACCEPT) && |
b9ee0a78 | 2048 | !hci_blacklist_lookup(hdev, &ev->bdaddr, BDADDR_BREDR)) { |
a9de9248 | 2049 | /* Connection accepted */ |
c7bdd502 | 2050 | struct inquiry_entry *ie; |
1da177e4 | 2051 | struct hci_conn *conn; |
1da177e4 | 2052 | |
a9de9248 | 2053 | hci_dev_lock(hdev); |
b6a0dc82 | 2054 | |
cc11b9c1 AE |
2055 | ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr); |
2056 | if (ie) | |
c7bdd502 MH |
2057 | memcpy(ie->data.dev_class, ev->dev_class, 3); |
2058 | ||
8fc9ced3 GP |
2059 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, |
2060 | &ev->bdaddr); | |
a9de9248 | 2061 | if (!conn) { |
cc11b9c1 AE |
2062 | conn = hci_conn_add(hdev, ev->link_type, &ev->bdaddr); |
2063 | if (!conn) { | |
893ef971 | 2064 | BT_ERR("No memory for new connection"); |
a9de9248 MH |
2065 | hci_dev_unlock(hdev); |
2066 | return; | |
1da177e4 LT |
2067 | } |
2068 | } | |
b6a0dc82 | 2069 | |
a9de9248 | 2070 | memcpy(conn->dev_class, ev->dev_class, 3); |
b6a0dc82 | 2071 | |
a9de9248 | 2072 | hci_dev_unlock(hdev); |
1da177e4 | 2073 | |
20714bfe FD |
2074 | if (ev->link_type == ACL_LINK || |
2075 | (!(flags & HCI_PROTO_DEFER) && !lmp_esco_capable(hdev))) { | |
b6a0dc82 | 2076 | struct hci_cp_accept_conn_req cp; |
20714bfe | 2077 | conn->state = BT_CONNECT; |
1da177e4 | 2078 | |
b6a0dc82 MH |
2079 | bacpy(&cp.bdaddr, &ev->bdaddr); |
2080 | ||
2081 | if (lmp_rswitch_capable(hdev) && (mask & HCI_LM_MASTER)) | |
2082 | cp.role = 0x00; /* Become master */ | |
2083 | else | |
2084 | cp.role = 0x01; /* Remain slave */ | |
2085 | ||
04124681 GP |
2086 | hci_send_cmd(hdev, HCI_OP_ACCEPT_CONN_REQ, sizeof(cp), |
2087 | &cp); | |
20714bfe | 2088 | } else if (!(flags & HCI_PROTO_DEFER)) { |
b6a0dc82 | 2089 | struct hci_cp_accept_sync_conn_req cp; |
20714bfe | 2090 | conn->state = BT_CONNECT; |
b6a0dc82 MH |
2091 | |
2092 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
a8746417 | 2093 | cp.pkt_type = cpu_to_le16(conn->pkt_type); |
b6a0dc82 | 2094 | |
dcf4adbf JP |
2095 | cp.tx_bandwidth = cpu_to_le32(0x00001f40); |
2096 | cp.rx_bandwidth = cpu_to_le32(0x00001f40); | |
2097 | cp.max_latency = cpu_to_le16(0xffff); | |
b6a0dc82 MH |
2098 | cp.content_format = cpu_to_le16(hdev->voice_setting); |
2099 | cp.retrans_effort = 0xff; | |
1da177e4 | 2100 | |
b6a0dc82 | 2101 | hci_send_cmd(hdev, HCI_OP_ACCEPT_SYNC_CONN_REQ, |
04124681 | 2102 | sizeof(cp), &cp); |
20714bfe FD |
2103 | } else { |
2104 | conn->state = BT_CONNECT2; | |
2105 | hci_proto_connect_cfm(conn, 0); | |
b6a0dc82 | 2106 | } |
a9de9248 MH |
2107 | } else { |
2108 | /* Connection rejected */ | |
2109 | struct hci_cp_reject_conn_req cp; | |
1da177e4 | 2110 | |
a9de9248 | 2111 | bacpy(&cp.bdaddr, &ev->bdaddr); |
9f5a0d7b | 2112 | cp.reason = HCI_ERROR_REJ_BAD_ADDR; |
a9de9248 | 2113 | hci_send_cmd(hdev, HCI_OP_REJECT_CONN_REQ, sizeof(cp), &cp); |
1da177e4 | 2114 | } |
1da177e4 LT |
2115 | } |
2116 | ||
f0d6a0ea MA |
2117 | static u8 hci_to_mgmt_reason(u8 err) |
2118 | { | |
2119 | switch (err) { | |
2120 | case HCI_ERROR_CONNECTION_TIMEOUT: | |
2121 | return MGMT_DEV_DISCONN_TIMEOUT; | |
2122 | case HCI_ERROR_REMOTE_USER_TERM: | |
2123 | case HCI_ERROR_REMOTE_LOW_RESOURCES: | |
2124 | case HCI_ERROR_REMOTE_POWER_OFF: | |
2125 | return MGMT_DEV_DISCONN_REMOTE; | |
2126 | case HCI_ERROR_LOCAL_HOST_TERM: | |
2127 | return MGMT_DEV_DISCONN_LOCAL_HOST; | |
2128 | default: | |
2129 | return MGMT_DEV_DISCONN_UNKNOWN; | |
2130 | } | |
2131 | } | |
2132 | ||
6039aa73 | 2133 | static void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
04837f64 | 2134 | { |
a9de9248 | 2135 | struct hci_ev_disconn_complete *ev = (void *) skb->data; |
abf54a50 | 2136 | u8 reason = hci_to_mgmt_reason(ev->reason); |
9fcb18ef | 2137 | struct hci_conn_params *params; |
04837f64 | 2138 | struct hci_conn *conn; |
12d4a3b2 | 2139 | bool mgmt_connected; |
3846220b | 2140 | u8 type; |
04837f64 | 2141 | |
9f1db00c | 2142 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
04837f64 MH |
2143 | |
2144 | hci_dev_lock(hdev); | |
2145 | ||
2146 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
f7520543 JH |
2147 | if (!conn) |
2148 | goto unlock; | |
7d0db0a3 | 2149 | |
abf54a50 AG |
2150 | if (ev->status) { |
2151 | mgmt_disconnect_failed(hdev, &conn->dst, conn->type, | |
2152 | conn->dst_type, ev->status); | |
2153 | goto unlock; | |
37d9ef76 | 2154 | } |
f7520543 | 2155 | |
3846220b AG |
2156 | conn->state = BT_CLOSED; |
2157 | ||
12d4a3b2 JH |
2158 | mgmt_connected = test_and_clear_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags); |
2159 | mgmt_device_disconnected(hdev, &conn->dst, conn->type, conn->dst_type, | |
2160 | reason, mgmt_connected); | |
abf54a50 | 2161 | |
3846220b AG |
2162 | if (conn->type == ACL_LINK && conn->flush_key) |
2163 | hci_remove_link_key(hdev, &conn->dst); | |
2210246c | 2164 | |
9fcb18ef AG |
2165 | params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type); |
2166 | if (params) { | |
2167 | switch (params->auto_connect) { | |
2168 | case HCI_AUTO_CONN_LINK_LOSS: | |
2169 | if (ev->reason != HCI_ERROR_CONNECTION_TIMEOUT) | |
2170 | break; | |
2171 | /* Fall through */ | |
2172 | ||
2173 | case HCI_AUTO_CONN_ALWAYS: | |
2174 | hci_pend_le_conn_add(hdev, &conn->dst, conn->dst_type); | |
2175 | break; | |
2176 | ||
2177 | default: | |
2178 | break; | |
2179 | } | |
2180 | } | |
2181 | ||
3846220b | 2182 | type = conn->type; |
2210246c | 2183 | |
3846220b AG |
2184 | hci_proto_disconn_cfm(conn, ev->reason); |
2185 | hci_conn_del(conn); | |
2186 | ||
2187 | /* Re-enable advertising if necessary, since it might | |
2188 | * have been disabled by the connection. From the | |
2189 | * HCI_LE_Set_Advertise_Enable command description in | |
2190 | * the core specification (v4.0): | |
2191 | * "The Controller shall continue advertising until the Host | |
2192 | * issues an LE_Set_Advertise_Enable command with | |
2193 | * Advertising_Enable set to 0x00 (Advertising is disabled) | |
2194 | * or until a connection is created or until the Advertising | |
2195 | * is timed out due to Directed Advertising." | |
2196 | */ | |
2197 | if (type == LE_LINK) | |
2198 | mgmt_reenable_advertising(hdev); | |
f7520543 JH |
2199 | |
2200 | unlock: | |
04837f64 MH |
2201 | hci_dev_unlock(hdev); |
2202 | } | |
2203 | ||
6039aa73 | 2204 | static void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 2205 | { |
a9de9248 | 2206 | struct hci_ev_auth_complete *ev = (void *) skb->data; |
04837f64 | 2207 | struct hci_conn *conn; |
1da177e4 | 2208 | |
9f1db00c | 2209 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
1da177e4 LT |
2210 | |
2211 | hci_dev_lock(hdev); | |
2212 | ||
04837f64 | 2213 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
d7556e20 WR |
2214 | if (!conn) |
2215 | goto unlock; | |
2216 | ||
2217 | if (!ev->status) { | |
aa64a8b5 | 2218 | if (!hci_conn_ssp_enabled(conn) && |
807deac2 | 2219 | test_bit(HCI_CONN_REAUTH_PEND, &conn->flags)) { |
d7556e20 | 2220 | BT_INFO("re-auth of legacy device is not possible."); |
2a611692 | 2221 | } else { |
d7556e20 WR |
2222 | conn->link_mode |= HCI_LM_AUTH; |
2223 | conn->sec_level = conn->pending_sec_level; | |
2a611692 | 2224 | } |
d7556e20 | 2225 | } else { |
bab73cb6 | 2226 | mgmt_auth_failed(hdev, &conn->dst, conn->type, conn->dst_type, |
04124681 | 2227 | ev->status); |
d7556e20 | 2228 | } |
1da177e4 | 2229 | |
51a8efd7 JH |
2230 | clear_bit(HCI_CONN_AUTH_PEND, &conn->flags); |
2231 | clear_bit(HCI_CONN_REAUTH_PEND, &conn->flags); | |
1da177e4 | 2232 | |
d7556e20 | 2233 | if (conn->state == BT_CONFIG) { |
aa64a8b5 | 2234 | if (!ev->status && hci_conn_ssp_enabled(conn)) { |
d7556e20 WR |
2235 | struct hci_cp_set_conn_encrypt cp; |
2236 | cp.handle = ev->handle; | |
2237 | cp.encrypt = 0x01; | |
2238 | hci_send_cmd(hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), | |
807deac2 | 2239 | &cp); |
052b30b0 | 2240 | } else { |
d7556e20 WR |
2241 | conn->state = BT_CONNECTED; |
2242 | hci_proto_connect_cfm(conn, ev->status); | |
76a68ba0 | 2243 | hci_conn_drop(conn); |
052b30b0 | 2244 | } |
d7556e20 WR |
2245 | } else { |
2246 | hci_auth_cfm(conn, ev->status); | |
052b30b0 | 2247 | |
d7556e20 WR |
2248 | hci_conn_hold(conn); |
2249 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
76a68ba0 | 2250 | hci_conn_drop(conn); |
d7556e20 WR |
2251 | } |
2252 | ||
51a8efd7 | 2253 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) { |
d7556e20 WR |
2254 | if (!ev->status) { |
2255 | struct hci_cp_set_conn_encrypt cp; | |
2256 | cp.handle = ev->handle; | |
2257 | cp.encrypt = 0x01; | |
2258 | hci_send_cmd(hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), | |
807deac2 | 2259 | &cp); |
d7556e20 | 2260 | } else { |
51a8efd7 | 2261 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags); |
d7556e20 | 2262 | hci_encrypt_cfm(conn, ev->status, 0x00); |
1da177e4 LT |
2263 | } |
2264 | } | |
2265 | ||
d7556e20 | 2266 | unlock: |
1da177e4 LT |
2267 | hci_dev_unlock(hdev); |
2268 | } | |
2269 | ||
6039aa73 | 2270 | static void hci_remote_name_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 2271 | { |
127178d2 JH |
2272 | struct hci_ev_remote_name *ev = (void *) skb->data; |
2273 | struct hci_conn *conn; | |
2274 | ||
a9de9248 | 2275 | BT_DBG("%s", hdev->name); |
1da177e4 | 2276 | |
a9de9248 | 2277 | hci_conn_check_pending(hdev); |
127178d2 JH |
2278 | |
2279 | hci_dev_lock(hdev); | |
2280 | ||
b644ba33 | 2281 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); |
30dc78e1 | 2282 | |
b644ba33 JH |
2283 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
2284 | goto check_auth; | |
a88a9652 | 2285 | |
b644ba33 JH |
2286 | if (ev->status == 0) |
2287 | hci_check_pending_name(hdev, conn, &ev->bdaddr, ev->name, | |
04124681 | 2288 | strnlen(ev->name, HCI_MAX_NAME_LENGTH)); |
b644ba33 JH |
2289 | else |
2290 | hci_check_pending_name(hdev, conn, &ev->bdaddr, NULL, 0); | |
2291 | ||
2292 | check_auth: | |
79c6c70c JH |
2293 | if (!conn) |
2294 | goto unlock; | |
2295 | ||
2296 | if (!hci_outgoing_auth_needed(hdev, conn)) | |
2297 | goto unlock; | |
2298 | ||
51a8efd7 | 2299 | if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->flags)) { |
127178d2 JH |
2300 | struct hci_cp_auth_requested cp; |
2301 | cp.handle = __cpu_to_le16(conn->handle); | |
2302 | hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, sizeof(cp), &cp); | |
2303 | } | |
2304 | ||
79c6c70c | 2305 | unlock: |
127178d2 | 2306 | hci_dev_unlock(hdev); |
a9de9248 MH |
2307 | } |
2308 | ||
6039aa73 | 2309 | static void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 MH |
2310 | { |
2311 | struct hci_ev_encrypt_change *ev = (void *) skb->data; | |
2312 | struct hci_conn *conn; | |
2313 | ||
9f1db00c | 2314 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
1da177e4 LT |
2315 | |
2316 | hci_dev_lock(hdev); | |
2317 | ||
04837f64 | 2318 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
dc8357cc MH |
2319 | if (!conn) |
2320 | goto unlock; | |
1da177e4 | 2321 | |
dc8357cc MH |
2322 | if (!ev->status) { |
2323 | if (ev->encrypt) { | |
2324 | /* Encryption implies authentication */ | |
2325 | conn->link_mode |= HCI_LM_AUTH; | |
2326 | conn->link_mode |= HCI_LM_ENCRYPT; | |
2327 | conn->sec_level = conn->pending_sec_level; | |
abf76bad | 2328 | |
914a6ffe MH |
2329 | /* P-256 authentication key implies FIPS */ |
2330 | if (conn->key_type == HCI_LK_AUTH_COMBINATION_P256) | |
2331 | conn->link_mode |= HCI_LM_FIPS; | |
2332 | ||
abf76bad MH |
2333 | if ((conn->type == ACL_LINK && ev->encrypt == 0x02) || |
2334 | conn->type == LE_LINK) | |
2335 | set_bit(HCI_CONN_AES_CCM, &conn->flags); | |
2336 | } else { | |
dc8357cc | 2337 | conn->link_mode &= ~HCI_LM_ENCRYPT; |
abf76bad MH |
2338 | clear_bit(HCI_CONN_AES_CCM, &conn->flags); |
2339 | } | |
dc8357cc | 2340 | } |
a7d7723a | 2341 | |
dc8357cc | 2342 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags); |
f8558555 | 2343 | |
dc8357cc MH |
2344 | if (ev->status && conn->state == BT_CONNECTED) { |
2345 | hci_disconnect(conn, HCI_ERROR_AUTH_FAILURE); | |
2346 | hci_conn_drop(conn); | |
2347 | goto unlock; | |
1da177e4 LT |
2348 | } |
2349 | ||
dc8357cc MH |
2350 | if (conn->state == BT_CONFIG) { |
2351 | if (!ev->status) | |
2352 | conn->state = BT_CONNECTED; | |
2353 | ||
40b552aa MH |
2354 | /* In Secure Connections Only mode, do not allow any |
2355 | * connections that are not encrypted with AES-CCM | |
2356 | * using a P-256 authenticated combination key. | |
2357 | */ | |
2358 | if (test_bit(HCI_SC_ONLY, &hdev->dev_flags) && | |
2359 | (!test_bit(HCI_CONN_AES_CCM, &conn->flags) || | |
2360 | conn->key_type != HCI_LK_AUTH_COMBINATION_P256)) { | |
2361 | hci_proto_connect_cfm(conn, HCI_ERROR_AUTH_FAILURE); | |
2362 | hci_conn_drop(conn); | |
2363 | goto unlock; | |
2364 | } | |
2365 | ||
dc8357cc MH |
2366 | hci_proto_connect_cfm(conn, ev->status); |
2367 | hci_conn_drop(conn); | |
2368 | } else | |
2369 | hci_encrypt_cfm(conn, ev->status, ev->encrypt); | |
2370 | ||
a7d7723a | 2371 | unlock: |
1da177e4 LT |
2372 | hci_dev_unlock(hdev); |
2373 | } | |
2374 | ||
6039aa73 GP |
2375 | static void hci_change_link_key_complete_evt(struct hci_dev *hdev, |
2376 | struct sk_buff *skb) | |
1da177e4 | 2377 | { |
a9de9248 | 2378 | struct hci_ev_change_link_key_complete *ev = (void *) skb->data; |
04837f64 | 2379 | struct hci_conn *conn; |
1da177e4 | 2380 | |
9f1db00c | 2381 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
1da177e4 LT |
2382 | |
2383 | hci_dev_lock(hdev); | |
2384 | ||
04837f64 | 2385 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
2386 | if (conn) { |
2387 | if (!ev->status) | |
2388 | conn->link_mode |= HCI_LM_SECURE; | |
2389 | ||
51a8efd7 | 2390 | clear_bit(HCI_CONN_AUTH_PEND, &conn->flags); |
1da177e4 LT |
2391 | |
2392 | hci_key_change_cfm(conn, ev->status); | |
2393 | } | |
2394 | ||
2395 | hci_dev_unlock(hdev); | |
2396 | } | |
2397 | ||
6039aa73 GP |
2398 | static void hci_remote_features_evt(struct hci_dev *hdev, |
2399 | struct sk_buff *skb) | |
1da177e4 | 2400 | { |
a9de9248 MH |
2401 | struct hci_ev_remote_features *ev = (void *) skb->data; |
2402 | struct hci_conn *conn; | |
2403 | ||
9f1db00c | 2404 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
a9de9248 | 2405 | |
a9de9248 MH |
2406 | hci_dev_lock(hdev); |
2407 | ||
2408 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
ccd556fe JH |
2409 | if (!conn) |
2410 | goto unlock; | |
769be974 | 2411 | |
ccd556fe | 2412 | if (!ev->status) |
cad718ed | 2413 | memcpy(conn->features[0], ev->features, 8); |
ccd556fe JH |
2414 | |
2415 | if (conn->state != BT_CONFIG) | |
2416 | goto unlock; | |
2417 | ||
2418 | if (!ev->status && lmp_ssp_capable(hdev) && lmp_ssp_capable(conn)) { | |
2419 | struct hci_cp_read_remote_ext_features cp; | |
2420 | cp.handle = ev->handle; | |
2421 | cp.page = 0x01; | |
2422 | hci_send_cmd(hdev, HCI_OP_READ_REMOTE_EXT_FEATURES, | |
807deac2 | 2423 | sizeof(cp), &cp); |
392599b9 JH |
2424 | goto unlock; |
2425 | } | |
2426 | ||
671267bf | 2427 | if (!ev->status && !test_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) { |
127178d2 JH |
2428 | struct hci_cp_remote_name_req cp; |
2429 | memset(&cp, 0, sizeof(cp)); | |
2430 | bacpy(&cp.bdaddr, &conn->dst); | |
2431 | cp.pscan_rep_mode = 0x02; | |
2432 | hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp); | |
b644ba33 JH |
2433 | } else if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) |
2434 | mgmt_device_connected(hdev, &conn->dst, conn->type, | |
04124681 GP |
2435 | conn->dst_type, 0, NULL, 0, |
2436 | conn->dev_class); | |
392599b9 | 2437 | |
127178d2 | 2438 | if (!hci_outgoing_auth_needed(hdev, conn)) { |
ccd556fe JH |
2439 | conn->state = BT_CONNECTED; |
2440 | hci_proto_connect_cfm(conn, ev->status); | |
76a68ba0 | 2441 | hci_conn_drop(conn); |
769be974 | 2442 | } |
a9de9248 | 2443 | |
ccd556fe | 2444 | unlock: |
a9de9248 | 2445 | hci_dev_unlock(hdev); |
1da177e4 LT |
2446 | } |
2447 | ||
6039aa73 | 2448 | static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 MH |
2449 | { |
2450 | struct hci_ev_cmd_complete *ev = (void *) skb->data; | |
9238f36a | 2451 | u8 status = skb->data[sizeof(*ev)]; |
a9de9248 MH |
2452 | __u16 opcode; |
2453 | ||
2454 | skb_pull(skb, sizeof(*ev)); | |
2455 | ||
2456 | opcode = __le16_to_cpu(ev->opcode); | |
2457 | ||
2458 | switch (opcode) { | |
2459 | case HCI_OP_INQUIRY_CANCEL: | |
2460 | hci_cc_inquiry_cancel(hdev, skb); | |
2461 | break; | |
2462 | ||
4d93483b AG |
2463 | case HCI_OP_PERIODIC_INQ: |
2464 | hci_cc_periodic_inq(hdev, skb); | |
2465 | break; | |
2466 | ||
a9de9248 MH |
2467 | case HCI_OP_EXIT_PERIODIC_INQ: |
2468 | hci_cc_exit_periodic_inq(hdev, skb); | |
2469 | break; | |
2470 | ||
2471 | case HCI_OP_REMOTE_NAME_REQ_CANCEL: | |
2472 | hci_cc_remote_name_req_cancel(hdev, skb); | |
2473 | break; | |
2474 | ||
2475 | case HCI_OP_ROLE_DISCOVERY: | |
2476 | hci_cc_role_discovery(hdev, skb); | |
2477 | break; | |
2478 | ||
e4e8e37c MH |
2479 | case HCI_OP_READ_LINK_POLICY: |
2480 | hci_cc_read_link_policy(hdev, skb); | |
2481 | break; | |
2482 | ||
a9de9248 MH |
2483 | case HCI_OP_WRITE_LINK_POLICY: |
2484 | hci_cc_write_link_policy(hdev, skb); | |
2485 | break; | |
2486 | ||
e4e8e37c MH |
2487 | case HCI_OP_READ_DEF_LINK_POLICY: |
2488 | hci_cc_read_def_link_policy(hdev, skb); | |
2489 | break; | |
2490 | ||
2491 | case HCI_OP_WRITE_DEF_LINK_POLICY: | |
2492 | hci_cc_write_def_link_policy(hdev, skb); | |
2493 | break; | |
2494 | ||
a9de9248 MH |
2495 | case HCI_OP_RESET: |
2496 | hci_cc_reset(hdev, skb); | |
2497 | break; | |
2498 | ||
2499 | case HCI_OP_WRITE_LOCAL_NAME: | |
2500 | hci_cc_write_local_name(hdev, skb); | |
2501 | break; | |
2502 | ||
2503 | case HCI_OP_READ_LOCAL_NAME: | |
2504 | hci_cc_read_local_name(hdev, skb); | |
2505 | break; | |
2506 | ||
2507 | case HCI_OP_WRITE_AUTH_ENABLE: | |
2508 | hci_cc_write_auth_enable(hdev, skb); | |
2509 | break; | |
2510 | ||
2511 | case HCI_OP_WRITE_ENCRYPT_MODE: | |
2512 | hci_cc_write_encrypt_mode(hdev, skb); | |
2513 | break; | |
2514 | ||
2515 | case HCI_OP_WRITE_SCAN_ENABLE: | |
2516 | hci_cc_write_scan_enable(hdev, skb); | |
2517 | break; | |
2518 | ||
2519 | case HCI_OP_READ_CLASS_OF_DEV: | |
2520 | hci_cc_read_class_of_dev(hdev, skb); | |
2521 | break; | |
2522 | ||
2523 | case HCI_OP_WRITE_CLASS_OF_DEV: | |
2524 | hci_cc_write_class_of_dev(hdev, skb); | |
2525 | break; | |
2526 | ||
2527 | case HCI_OP_READ_VOICE_SETTING: | |
2528 | hci_cc_read_voice_setting(hdev, skb); | |
2529 | break; | |
2530 | ||
2531 | case HCI_OP_WRITE_VOICE_SETTING: | |
2532 | hci_cc_write_voice_setting(hdev, skb); | |
2533 | break; | |
2534 | ||
b4cb9fb2 MH |
2535 | case HCI_OP_READ_NUM_SUPPORTED_IAC: |
2536 | hci_cc_read_num_supported_iac(hdev, skb); | |
2537 | break; | |
2538 | ||
333140b5 MH |
2539 | case HCI_OP_WRITE_SSP_MODE: |
2540 | hci_cc_write_ssp_mode(hdev, skb); | |
2541 | break; | |
2542 | ||
eac83dc6 MH |
2543 | case HCI_OP_WRITE_SC_SUPPORT: |
2544 | hci_cc_write_sc_support(hdev, skb); | |
2545 | break; | |
2546 | ||
a9de9248 MH |
2547 | case HCI_OP_READ_LOCAL_VERSION: |
2548 | hci_cc_read_local_version(hdev, skb); | |
2549 | break; | |
2550 | ||
2551 | case HCI_OP_READ_LOCAL_COMMANDS: | |
2552 | hci_cc_read_local_commands(hdev, skb); | |
2553 | break; | |
2554 | ||
2555 | case HCI_OP_READ_LOCAL_FEATURES: | |
2556 | hci_cc_read_local_features(hdev, skb); | |
2557 | break; | |
2558 | ||
971e3a4b AG |
2559 | case HCI_OP_READ_LOCAL_EXT_FEATURES: |
2560 | hci_cc_read_local_ext_features(hdev, skb); | |
2561 | break; | |
2562 | ||
a9de9248 MH |
2563 | case HCI_OP_READ_BUFFER_SIZE: |
2564 | hci_cc_read_buffer_size(hdev, skb); | |
2565 | break; | |
2566 | ||
2567 | case HCI_OP_READ_BD_ADDR: | |
2568 | hci_cc_read_bd_addr(hdev, skb); | |
2569 | break; | |
2570 | ||
f332ec66 JH |
2571 | case HCI_OP_READ_PAGE_SCAN_ACTIVITY: |
2572 | hci_cc_read_page_scan_activity(hdev, skb); | |
2573 | break; | |
2574 | ||
4a3ee763 JH |
2575 | case HCI_OP_WRITE_PAGE_SCAN_ACTIVITY: |
2576 | hci_cc_write_page_scan_activity(hdev, skb); | |
2577 | break; | |
2578 | ||
f332ec66 JH |
2579 | case HCI_OP_READ_PAGE_SCAN_TYPE: |
2580 | hci_cc_read_page_scan_type(hdev, skb); | |
2581 | break; | |
2582 | ||
4a3ee763 JH |
2583 | case HCI_OP_WRITE_PAGE_SCAN_TYPE: |
2584 | hci_cc_write_page_scan_type(hdev, skb); | |
2585 | break; | |
2586 | ||
350ee4cf AE |
2587 | case HCI_OP_READ_DATA_BLOCK_SIZE: |
2588 | hci_cc_read_data_block_size(hdev, skb); | |
2589 | break; | |
2590 | ||
1e89cffb AE |
2591 | case HCI_OP_READ_FLOW_CONTROL_MODE: |
2592 | hci_cc_read_flow_control_mode(hdev, skb); | |
2593 | break; | |
2594 | ||
928abaa7 AE |
2595 | case HCI_OP_READ_LOCAL_AMP_INFO: |
2596 | hci_cc_read_local_amp_info(hdev, skb); | |
2597 | break; | |
2598 | ||
903e4541 AE |
2599 | case HCI_OP_READ_LOCAL_AMP_ASSOC: |
2600 | hci_cc_read_local_amp_assoc(hdev, skb); | |
2601 | break; | |
2602 | ||
d5859e22 JH |
2603 | case HCI_OP_READ_INQ_RSP_TX_POWER: |
2604 | hci_cc_read_inq_rsp_tx_power(hdev, skb); | |
2605 | break; | |
2606 | ||
980e1a53 JH |
2607 | case HCI_OP_PIN_CODE_REPLY: |
2608 | hci_cc_pin_code_reply(hdev, skb); | |
2609 | break; | |
2610 | ||
2611 | case HCI_OP_PIN_CODE_NEG_REPLY: | |
2612 | hci_cc_pin_code_neg_reply(hdev, skb); | |
2613 | break; | |
2614 | ||
c35938b2 | 2615 | case HCI_OP_READ_LOCAL_OOB_DATA: |
4d2d2796 MH |
2616 | hci_cc_read_local_oob_data(hdev, skb); |
2617 | break; | |
2618 | ||
2619 | case HCI_OP_READ_LOCAL_OOB_EXT_DATA: | |
2620 | hci_cc_read_local_oob_ext_data(hdev, skb); | |
c35938b2 SJ |
2621 | break; |
2622 | ||
6ed58ec5 VT |
2623 | case HCI_OP_LE_READ_BUFFER_SIZE: |
2624 | hci_cc_le_read_buffer_size(hdev, skb); | |
2625 | break; | |
2626 | ||
60e77321 JH |
2627 | case HCI_OP_LE_READ_LOCAL_FEATURES: |
2628 | hci_cc_le_read_local_features(hdev, skb); | |
2629 | break; | |
2630 | ||
8fa19098 JH |
2631 | case HCI_OP_LE_READ_ADV_TX_POWER: |
2632 | hci_cc_le_read_adv_tx_power(hdev, skb); | |
2633 | break; | |
2634 | ||
a5c29683 JH |
2635 | case HCI_OP_USER_CONFIRM_REPLY: |
2636 | hci_cc_user_confirm_reply(hdev, skb); | |
2637 | break; | |
2638 | ||
2639 | case HCI_OP_USER_CONFIRM_NEG_REPLY: | |
2640 | hci_cc_user_confirm_neg_reply(hdev, skb); | |
2641 | break; | |
2642 | ||
1143d458 BG |
2643 | case HCI_OP_USER_PASSKEY_REPLY: |
2644 | hci_cc_user_passkey_reply(hdev, skb); | |
2645 | break; | |
2646 | ||
2647 | case HCI_OP_USER_PASSKEY_NEG_REPLY: | |
2648 | hci_cc_user_passkey_neg_reply(hdev, skb); | |
16cde993 | 2649 | break; |
07f7fa5d | 2650 | |
7a4cd51d MH |
2651 | case HCI_OP_LE_SET_RANDOM_ADDR: |
2652 | hci_cc_le_set_random_addr(hdev, skb); | |
2653 | break; | |
2654 | ||
c1d5dc4a JH |
2655 | case HCI_OP_LE_SET_ADV_ENABLE: |
2656 | hci_cc_le_set_adv_enable(hdev, skb); | |
2657 | break; | |
2658 | ||
533553f8 MH |
2659 | case HCI_OP_LE_SET_SCAN_PARAM: |
2660 | hci_cc_le_set_scan_param(hdev, skb); | |
2661 | break; | |
2662 | ||
eb9d91f5 AG |
2663 | case HCI_OP_LE_SET_SCAN_ENABLE: |
2664 | hci_cc_le_set_scan_enable(hdev, skb); | |
2665 | break; | |
2666 | ||
cf1d081f JH |
2667 | case HCI_OP_LE_READ_WHITE_LIST_SIZE: |
2668 | hci_cc_le_read_white_list_size(hdev, skb); | |
2669 | break; | |
2670 | ||
0f36b589 MH |
2671 | case HCI_OP_LE_CLEAR_WHITE_LIST: |
2672 | hci_cc_le_clear_white_list(hdev, skb); | |
2673 | break; | |
2674 | ||
2675 | case HCI_OP_LE_ADD_TO_WHITE_LIST: | |
2676 | hci_cc_le_add_to_white_list(hdev, skb); | |
2677 | break; | |
2678 | ||
2679 | case HCI_OP_LE_DEL_FROM_WHITE_LIST: | |
2680 | hci_cc_le_del_from_white_list(hdev, skb); | |
2681 | break; | |
2682 | ||
9b008c04 JH |
2683 | case HCI_OP_LE_READ_SUPPORTED_STATES: |
2684 | hci_cc_le_read_supported_states(hdev, skb); | |
2685 | break; | |
2686 | ||
f9b49306 AG |
2687 | case HCI_OP_WRITE_LE_HOST_SUPPORTED: |
2688 | hci_cc_write_le_host_supported(hdev, skb); | |
2689 | break; | |
2690 | ||
56ed2cb8 JH |
2691 | case HCI_OP_LE_SET_ADV_PARAM: |
2692 | hci_cc_set_adv_param(hdev, skb); | |
2693 | break; | |
2694 | ||
93c284ee AE |
2695 | case HCI_OP_WRITE_REMOTE_AMP_ASSOC: |
2696 | hci_cc_write_remote_amp_assoc(hdev, skb); | |
2697 | break; | |
2698 | ||
5ae76a94 AK |
2699 | case HCI_OP_READ_RSSI: |
2700 | hci_cc_read_rssi(hdev, skb); | |
2701 | break; | |
2702 | ||
5a134fae AK |
2703 | case HCI_OP_READ_TX_POWER: |
2704 | hci_cc_read_tx_power(hdev, skb); | |
2705 | break; | |
2706 | ||
a9de9248 | 2707 | default: |
9f1db00c | 2708 | BT_DBG("%s opcode 0x%4.4x", hdev->name, opcode); |
a9de9248 MH |
2709 | break; |
2710 | } | |
2711 | ||
ad82cdd1 | 2712 | if (opcode != HCI_OP_NOP) |
65cc2b49 | 2713 | cancel_delayed_work(&hdev->cmd_timer); |
6bd32326 | 2714 | |
ad82cdd1 | 2715 | hci_req_cmd_complete(hdev, opcode, status); |
9238f36a | 2716 | |
dbccd791 | 2717 | if (ev->ncmd && !test_bit(HCI_RESET, &hdev->flags)) { |
a9de9248 MH |
2718 | atomic_set(&hdev->cmd_cnt, 1); |
2719 | if (!skb_queue_empty(&hdev->cmd_q)) | |
c347b765 | 2720 | queue_work(hdev->workqueue, &hdev->cmd_work); |
a9de9248 MH |
2721 | } |
2722 | } | |
2723 | ||
6039aa73 | 2724 | static void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 MH |
2725 | { |
2726 | struct hci_ev_cmd_status *ev = (void *) skb->data; | |
2727 | __u16 opcode; | |
2728 | ||
2729 | skb_pull(skb, sizeof(*ev)); | |
2730 | ||
2731 | opcode = __le16_to_cpu(ev->opcode); | |
2732 | ||
2733 | switch (opcode) { | |
2734 | case HCI_OP_INQUIRY: | |
2735 | hci_cs_inquiry(hdev, ev->status); | |
2736 | break; | |
2737 | ||
2738 | case HCI_OP_CREATE_CONN: | |
2739 | hci_cs_create_conn(hdev, ev->status); | |
2740 | break; | |
2741 | ||
2742 | case HCI_OP_ADD_SCO: | |
2743 | hci_cs_add_sco(hdev, ev->status); | |
2744 | break; | |
2745 | ||
f8558555 MH |
2746 | case HCI_OP_AUTH_REQUESTED: |
2747 | hci_cs_auth_requested(hdev, ev->status); | |
2748 | break; | |
2749 | ||
2750 | case HCI_OP_SET_CONN_ENCRYPT: | |
2751 | hci_cs_set_conn_encrypt(hdev, ev->status); | |
2752 | break; | |
2753 | ||
a9de9248 MH |
2754 | case HCI_OP_REMOTE_NAME_REQ: |
2755 | hci_cs_remote_name_req(hdev, ev->status); | |
2756 | break; | |
2757 | ||
769be974 MH |
2758 | case HCI_OP_READ_REMOTE_FEATURES: |
2759 | hci_cs_read_remote_features(hdev, ev->status); | |
2760 | break; | |
2761 | ||
2762 | case HCI_OP_READ_REMOTE_EXT_FEATURES: | |
2763 | hci_cs_read_remote_ext_features(hdev, ev->status); | |
2764 | break; | |
2765 | ||
a9de9248 MH |
2766 | case HCI_OP_SETUP_SYNC_CONN: |
2767 | hci_cs_setup_sync_conn(hdev, ev->status); | |
2768 | break; | |
2769 | ||
2770 | case HCI_OP_SNIFF_MODE: | |
2771 | hci_cs_sniff_mode(hdev, ev->status); | |
2772 | break; | |
2773 | ||
2774 | case HCI_OP_EXIT_SNIFF_MODE: | |
2775 | hci_cs_exit_sniff_mode(hdev, ev->status); | |
2776 | break; | |
2777 | ||
8962ee74 | 2778 | case HCI_OP_DISCONNECT: |
88c3df13 | 2779 | hci_cs_disconnect(hdev, ev->status); |
8962ee74 JH |
2780 | break; |
2781 | ||
a02226d6 AE |
2782 | case HCI_OP_CREATE_PHY_LINK: |
2783 | hci_cs_create_phylink(hdev, ev->status); | |
2784 | break; | |
2785 | ||
0b26ab9d AE |
2786 | case HCI_OP_ACCEPT_PHY_LINK: |
2787 | hci_cs_accept_phylink(hdev, ev->status); | |
2788 | break; | |
2789 | ||
cb1d68f7 JH |
2790 | case HCI_OP_LE_CREATE_CONN: |
2791 | hci_cs_le_create_conn(hdev, ev->status); | |
2792 | break; | |
2793 | ||
81d0c8ad JH |
2794 | case HCI_OP_LE_START_ENC: |
2795 | hci_cs_le_start_enc(hdev, ev->status); | |
2796 | break; | |
2797 | ||
a9de9248 | 2798 | default: |
9f1db00c | 2799 | BT_DBG("%s opcode 0x%4.4x", hdev->name, opcode); |
a9de9248 MH |
2800 | break; |
2801 | } | |
2802 | ||
ad82cdd1 | 2803 | if (opcode != HCI_OP_NOP) |
65cc2b49 | 2804 | cancel_delayed_work(&hdev->cmd_timer); |
6bd32326 | 2805 | |
02350a72 JH |
2806 | if (ev->status || |
2807 | (hdev->sent_cmd && !bt_cb(hdev->sent_cmd)->req.event)) | |
2808 | hci_req_cmd_complete(hdev, opcode, ev->status); | |
9238f36a | 2809 | |
10572132 | 2810 | if (ev->ncmd && !test_bit(HCI_RESET, &hdev->flags)) { |
a9de9248 MH |
2811 | atomic_set(&hdev->cmd_cnt, 1); |
2812 | if (!skb_queue_empty(&hdev->cmd_q)) | |
c347b765 | 2813 | queue_work(hdev->workqueue, &hdev->cmd_work); |
a9de9248 MH |
2814 | } |
2815 | } | |
2816 | ||
6039aa73 | 2817 | static void hci_role_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 MH |
2818 | { |
2819 | struct hci_ev_role_change *ev = (void *) skb->data; | |
2820 | struct hci_conn *conn; | |
2821 | ||
9f1db00c | 2822 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
a9de9248 MH |
2823 | |
2824 | hci_dev_lock(hdev); | |
2825 | ||
2826 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
2827 | if (conn) { | |
2828 | if (!ev->status) { | |
2829 | if (ev->role) | |
2830 | conn->link_mode &= ~HCI_LM_MASTER; | |
2831 | else | |
2832 | conn->link_mode |= HCI_LM_MASTER; | |
2833 | } | |
2834 | ||
51a8efd7 | 2835 | clear_bit(HCI_CONN_RSWITCH_PEND, &conn->flags); |
a9de9248 MH |
2836 | |
2837 | hci_role_switch_cfm(conn, ev->status, ev->role); | |
2838 | } | |
2839 | ||
2840 | hci_dev_unlock(hdev); | |
2841 | } | |
2842 | ||
6039aa73 | 2843 | static void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 MH |
2844 | { |
2845 | struct hci_ev_num_comp_pkts *ev = (void *) skb->data; | |
a9de9248 MH |
2846 | int i; |
2847 | ||
32ac5b9b AE |
2848 | if (hdev->flow_ctl_mode != HCI_FLOW_CTL_MODE_PACKET_BASED) { |
2849 | BT_ERR("Wrong event for mode %d", hdev->flow_ctl_mode); | |
2850 | return; | |
2851 | } | |
2852 | ||
c5993de8 | 2853 | if (skb->len < sizeof(*ev) || skb->len < sizeof(*ev) + |
807deac2 | 2854 | ev->num_hndl * sizeof(struct hci_comp_pkts_info)) { |
a9de9248 MH |
2855 | BT_DBG("%s bad parameters", hdev->name); |
2856 | return; | |
2857 | } | |
2858 | ||
c5993de8 AE |
2859 | BT_DBG("%s num_hndl %d", hdev->name, ev->num_hndl); |
2860 | ||
613a1c0c AE |
2861 | for (i = 0; i < ev->num_hndl; i++) { |
2862 | struct hci_comp_pkts_info *info = &ev->handles[i]; | |
a9de9248 MH |
2863 | struct hci_conn *conn; |
2864 | __u16 handle, count; | |
2865 | ||
613a1c0c AE |
2866 | handle = __le16_to_cpu(info->handle); |
2867 | count = __le16_to_cpu(info->count); | |
a9de9248 MH |
2868 | |
2869 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
f4280918 AE |
2870 | if (!conn) |
2871 | continue; | |
2872 | ||
2873 | conn->sent -= count; | |
2874 | ||
2875 | switch (conn->type) { | |
2876 | case ACL_LINK: | |
2877 | hdev->acl_cnt += count; | |
2878 | if (hdev->acl_cnt > hdev->acl_pkts) | |
2879 | hdev->acl_cnt = hdev->acl_pkts; | |
2880 | break; | |
2881 | ||
2882 | case LE_LINK: | |
2883 | if (hdev->le_pkts) { | |
2884 | hdev->le_cnt += count; | |
2885 | if (hdev->le_cnt > hdev->le_pkts) | |
2886 | hdev->le_cnt = hdev->le_pkts; | |
2887 | } else { | |
70f23020 AE |
2888 | hdev->acl_cnt += count; |
2889 | if (hdev->acl_cnt > hdev->acl_pkts) | |
a9de9248 | 2890 | hdev->acl_cnt = hdev->acl_pkts; |
a9de9248 | 2891 | } |
f4280918 AE |
2892 | break; |
2893 | ||
2894 | case SCO_LINK: | |
2895 | hdev->sco_cnt += count; | |
2896 | if (hdev->sco_cnt > hdev->sco_pkts) | |
2897 | hdev->sco_cnt = hdev->sco_pkts; | |
2898 | break; | |
2899 | ||
2900 | default: | |
2901 | BT_ERR("Unknown type %d conn %p", conn->type, conn); | |
2902 | break; | |
a9de9248 MH |
2903 | } |
2904 | } | |
2905 | ||
3eff45ea | 2906 | queue_work(hdev->workqueue, &hdev->tx_work); |
a9de9248 MH |
2907 | } |
2908 | ||
76ef7cf7 AE |
2909 | static struct hci_conn *__hci_conn_lookup_handle(struct hci_dev *hdev, |
2910 | __u16 handle) | |
2911 | { | |
2912 | struct hci_chan *chan; | |
2913 | ||
2914 | switch (hdev->dev_type) { | |
2915 | case HCI_BREDR: | |
2916 | return hci_conn_hash_lookup_handle(hdev, handle); | |
2917 | case HCI_AMP: | |
2918 | chan = hci_chan_lookup_handle(hdev, handle); | |
2919 | if (chan) | |
2920 | return chan->conn; | |
2921 | break; | |
2922 | default: | |
2923 | BT_ERR("%s unknown dev_type %d", hdev->name, hdev->dev_type); | |
2924 | break; | |
2925 | } | |
2926 | ||
2927 | return NULL; | |
2928 | } | |
2929 | ||
6039aa73 | 2930 | static void hci_num_comp_blocks_evt(struct hci_dev *hdev, struct sk_buff *skb) |
25e89e99 AE |
2931 | { |
2932 | struct hci_ev_num_comp_blocks *ev = (void *) skb->data; | |
2933 | int i; | |
2934 | ||
2935 | if (hdev->flow_ctl_mode != HCI_FLOW_CTL_MODE_BLOCK_BASED) { | |
2936 | BT_ERR("Wrong event for mode %d", hdev->flow_ctl_mode); | |
2937 | return; | |
2938 | } | |
2939 | ||
2940 | if (skb->len < sizeof(*ev) || skb->len < sizeof(*ev) + | |
807deac2 | 2941 | ev->num_hndl * sizeof(struct hci_comp_blocks_info)) { |
25e89e99 AE |
2942 | BT_DBG("%s bad parameters", hdev->name); |
2943 | return; | |
2944 | } | |
2945 | ||
2946 | BT_DBG("%s num_blocks %d num_hndl %d", hdev->name, ev->num_blocks, | |
807deac2 | 2947 | ev->num_hndl); |
25e89e99 AE |
2948 | |
2949 | for (i = 0; i < ev->num_hndl; i++) { | |
2950 | struct hci_comp_blocks_info *info = &ev->handles[i]; | |
76ef7cf7 | 2951 | struct hci_conn *conn = NULL; |
25e89e99 AE |
2952 | __u16 handle, block_count; |
2953 | ||
2954 | handle = __le16_to_cpu(info->handle); | |
2955 | block_count = __le16_to_cpu(info->blocks); | |
2956 | ||
76ef7cf7 | 2957 | conn = __hci_conn_lookup_handle(hdev, handle); |
25e89e99 AE |
2958 | if (!conn) |
2959 | continue; | |
2960 | ||
2961 | conn->sent -= block_count; | |
2962 | ||
2963 | switch (conn->type) { | |
2964 | case ACL_LINK: | |
bd1eb66b | 2965 | case AMP_LINK: |
25e89e99 AE |
2966 | hdev->block_cnt += block_count; |
2967 | if (hdev->block_cnt > hdev->num_blocks) | |
2968 | hdev->block_cnt = hdev->num_blocks; | |
2969 | break; | |
2970 | ||
2971 | default: | |
2972 | BT_ERR("Unknown type %d conn %p", conn->type, conn); | |
2973 | break; | |
2974 | } | |
2975 | } | |
2976 | ||
2977 | queue_work(hdev->workqueue, &hdev->tx_work); | |
2978 | } | |
2979 | ||
6039aa73 | 2980 | static void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |
04837f64 | 2981 | { |
a9de9248 | 2982 | struct hci_ev_mode_change *ev = (void *) skb->data; |
04837f64 MH |
2983 | struct hci_conn *conn; |
2984 | ||
9f1db00c | 2985 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
04837f64 MH |
2986 | |
2987 | hci_dev_lock(hdev); | |
2988 | ||
2989 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
a9de9248 MH |
2990 | if (conn) { |
2991 | conn->mode = ev->mode; | |
a9de9248 | 2992 | |
8fc9ced3 GP |
2993 | if (!test_and_clear_bit(HCI_CONN_MODE_CHANGE_PEND, |
2994 | &conn->flags)) { | |
a9de9248 | 2995 | if (conn->mode == HCI_CM_ACTIVE) |
58a681ef | 2996 | set_bit(HCI_CONN_POWER_SAVE, &conn->flags); |
a9de9248 | 2997 | else |
58a681ef | 2998 | clear_bit(HCI_CONN_POWER_SAVE, &conn->flags); |
a9de9248 | 2999 | } |
e73439d8 | 3000 | |
51a8efd7 | 3001 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->flags)) |
e73439d8 | 3002 | hci_sco_setup(conn, ev->status); |
04837f64 MH |
3003 | } |
3004 | ||
3005 | hci_dev_unlock(hdev); | |
3006 | } | |
3007 | ||
6039aa73 | 3008 | static void hci_pin_code_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 | 3009 | { |
052b30b0 MH |
3010 | struct hci_ev_pin_code_req *ev = (void *) skb->data; |
3011 | struct hci_conn *conn; | |
3012 | ||
a9de9248 | 3013 | BT_DBG("%s", hdev->name); |
052b30b0 MH |
3014 | |
3015 | hci_dev_lock(hdev); | |
3016 | ||
3017 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
b6f98044 WR |
3018 | if (!conn) |
3019 | goto unlock; | |
3020 | ||
3021 | if (conn->state == BT_CONNECTED) { | |
052b30b0 MH |
3022 | hci_conn_hold(conn); |
3023 | conn->disc_timeout = HCI_PAIRING_TIMEOUT; | |
76a68ba0 | 3024 | hci_conn_drop(conn); |
052b30b0 MH |
3025 | } |
3026 | ||
a8b2d5c2 | 3027 | if (!test_bit(HCI_PAIRABLE, &hdev->dev_flags)) |
03b555e1 | 3028 | hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
807deac2 | 3029 | sizeof(ev->bdaddr), &ev->bdaddr); |
a8b2d5c2 | 3030 | else if (test_bit(HCI_MGMT, &hdev->dev_flags)) { |
a770bb5a WR |
3031 | u8 secure; |
3032 | ||
3033 | if (conn->pending_sec_level == BT_SECURITY_HIGH) | |
3034 | secure = 1; | |
3035 | else | |
3036 | secure = 0; | |
3037 | ||
744cf19e | 3038 | mgmt_pin_code_request(hdev, &ev->bdaddr, secure); |
a770bb5a | 3039 | } |
980e1a53 | 3040 | |
b6f98044 | 3041 | unlock: |
052b30b0 | 3042 | hci_dev_unlock(hdev); |
a9de9248 MH |
3043 | } |
3044 | ||
6039aa73 | 3045 | static void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 | 3046 | { |
55ed8ca1 JH |
3047 | struct hci_ev_link_key_req *ev = (void *) skb->data; |
3048 | struct hci_cp_link_key_reply cp; | |
3049 | struct hci_conn *conn; | |
3050 | struct link_key *key; | |
3051 | ||
a9de9248 | 3052 | BT_DBG("%s", hdev->name); |
55ed8ca1 | 3053 | |
034cbea0 | 3054 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
55ed8ca1 JH |
3055 | return; |
3056 | ||
3057 | hci_dev_lock(hdev); | |
3058 | ||
3059 | key = hci_find_link_key(hdev, &ev->bdaddr); | |
3060 | if (!key) { | |
6ed93dc6 AE |
3061 | BT_DBG("%s link key not found for %pMR", hdev->name, |
3062 | &ev->bdaddr); | |
55ed8ca1 JH |
3063 | goto not_found; |
3064 | } | |
3065 | ||
6ed93dc6 AE |
3066 | BT_DBG("%s found key type %u for %pMR", hdev->name, key->type, |
3067 | &ev->bdaddr); | |
55ed8ca1 | 3068 | |
a8b2d5c2 | 3069 | if (!test_bit(HCI_DEBUG_KEYS, &hdev->dev_flags) && |
807deac2 | 3070 | key->type == HCI_LK_DEBUG_COMBINATION) { |
55ed8ca1 JH |
3071 | BT_DBG("%s ignoring debug key", hdev->name); |
3072 | goto not_found; | |
3073 | } | |
3074 | ||
3075 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
60b83f57 | 3076 | if (conn) { |
66138ce8 MH |
3077 | if ((key->type == HCI_LK_UNAUTH_COMBINATION_P192 || |
3078 | key->type == HCI_LK_UNAUTH_COMBINATION_P256) && | |
807deac2 | 3079 | conn->auth_type != 0xff && (conn->auth_type & 0x01)) { |
60b83f57 WR |
3080 | BT_DBG("%s ignoring unauthenticated key", hdev->name); |
3081 | goto not_found; | |
3082 | } | |
55ed8ca1 | 3083 | |
60b83f57 | 3084 | if (key->type == HCI_LK_COMBINATION && key->pin_len < 16 && |
f3fb0b58 JH |
3085 | (conn->pending_sec_level == BT_SECURITY_HIGH || |
3086 | conn->pending_sec_level == BT_SECURITY_FIPS)) { | |
8fc9ced3 GP |
3087 | BT_DBG("%s ignoring key unauthenticated for high security", |
3088 | hdev->name); | |
60b83f57 WR |
3089 | goto not_found; |
3090 | } | |
3091 | ||
3092 | conn->key_type = key->type; | |
3093 | conn->pin_length = key->pin_len; | |
55ed8ca1 JH |
3094 | } |
3095 | ||
3096 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
9b3b4460 | 3097 | memcpy(cp.link_key, key->val, HCI_LINK_KEY_SIZE); |
55ed8ca1 JH |
3098 | |
3099 | hci_send_cmd(hdev, HCI_OP_LINK_KEY_REPLY, sizeof(cp), &cp); | |
3100 | ||
3101 | hci_dev_unlock(hdev); | |
3102 | ||
3103 | return; | |
3104 | ||
3105 | not_found: | |
3106 | hci_send_cmd(hdev, HCI_OP_LINK_KEY_NEG_REPLY, 6, &ev->bdaddr); | |
3107 | hci_dev_unlock(hdev); | |
a9de9248 MH |
3108 | } |
3109 | ||
6039aa73 | 3110 | static void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a9de9248 | 3111 | { |
052b30b0 MH |
3112 | struct hci_ev_link_key_notify *ev = (void *) skb->data; |
3113 | struct hci_conn *conn; | |
55ed8ca1 | 3114 | u8 pin_len = 0; |
052b30b0 | 3115 | |
a9de9248 | 3116 | BT_DBG("%s", hdev->name); |
052b30b0 MH |
3117 | |
3118 | hci_dev_lock(hdev); | |
3119 | ||
3120 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
3121 | if (conn) { | |
3122 | hci_conn_hold(conn); | |
3123 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
980e1a53 | 3124 | pin_len = conn->pin_length; |
13d39315 WR |
3125 | |
3126 | if (ev->key_type != HCI_LK_CHANGED_COMBINATION) | |
3127 | conn->key_type = ev->key_type; | |
3128 | ||
76a68ba0 | 3129 | hci_conn_drop(conn); |
052b30b0 MH |
3130 | } |
3131 | ||
034cbea0 | 3132 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
d25e28ab | 3133 | hci_add_link_key(hdev, conn, 1, &ev->bdaddr, ev->link_key, |
807deac2 | 3134 | ev->key_type, pin_len); |
55ed8ca1 | 3135 | |
052b30b0 | 3136 | hci_dev_unlock(hdev); |
a9de9248 MH |
3137 | } |
3138 | ||
6039aa73 | 3139 | static void hci_clock_offset_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 3140 | { |
a9de9248 | 3141 | struct hci_ev_clock_offset *ev = (void *) skb->data; |
04837f64 | 3142 | struct hci_conn *conn; |
1da177e4 | 3143 | |
9f1db00c | 3144 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
1da177e4 LT |
3145 | |
3146 | hci_dev_lock(hdev); | |
3147 | ||
04837f64 | 3148 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
3149 | if (conn && !ev->status) { |
3150 | struct inquiry_entry *ie; | |
3151 | ||
cc11b9c1 AE |
3152 | ie = hci_inquiry_cache_lookup(hdev, &conn->dst); |
3153 | if (ie) { | |
1da177e4 LT |
3154 | ie->data.clock_offset = ev->clock_offset; |
3155 | ie->timestamp = jiffies; | |
3156 | } | |
3157 | } | |
3158 | ||
3159 | hci_dev_unlock(hdev); | |
3160 | } | |
3161 | ||
6039aa73 | 3162 | static void hci_pkt_type_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a8746417 MH |
3163 | { |
3164 | struct hci_ev_pkt_type_change *ev = (void *) skb->data; | |
3165 | struct hci_conn *conn; | |
3166 | ||
9f1db00c | 3167 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
a8746417 MH |
3168 | |
3169 | hci_dev_lock(hdev); | |
3170 | ||
3171 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
3172 | if (conn && !ev->status) | |
3173 | conn->pkt_type = __le16_to_cpu(ev->pkt_type); | |
3174 | ||
3175 | hci_dev_unlock(hdev); | |
3176 | } | |
3177 | ||
6039aa73 | 3178 | static void hci_pscan_rep_mode_evt(struct hci_dev *hdev, struct sk_buff *skb) |
85a1e930 | 3179 | { |
a9de9248 | 3180 | struct hci_ev_pscan_rep_mode *ev = (void *) skb->data; |
85a1e930 MH |
3181 | struct inquiry_entry *ie; |
3182 | ||
3183 | BT_DBG("%s", hdev->name); | |
3184 | ||
3185 | hci_dev_lock(hdev); | |
3186 | ||
cc11b9c1 AE |
3187 | ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr); |
3188 | if (ie) { | |
85a1e930 MH |
3189 | ie->data.pscan_rep_mode = ev->pscan_rep_mode; |
3190 | ie->timestamp = jiffies; | |
3191 | } | |
3192 | ||
3193 | hci_dev_unlock(hdev); | |
3194 | } | |
3195 | ||
6039aa73 GP |
3196 | static void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, |
3197 | struct sk_buff *skb) | |
a9de9248 MH |
3198 | { |
3199 | struct inquiry_data data; | |
3200 | int num_rsp = *((__u8 *) skb->data); | |
388fc8fa | 3201 | bool name_known, ssp; |
a9de9248 MH |
3202 | |
3203 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
3204 | ||
3205 | if (!num_rsp) | |
3206 | return; | |
3207 | ||
1519cc17 AG |
3208 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) |
3209 | return; | |
3210 | ||
a9de9248 MH |
3211 | hci_dev_lock(hdev); |
3212 | ||
3213 | if ((skb->len - 1) / num_rsp != sizeof(struct inquiry_info_with_rssi)) { | |
138d22ef SJ |
3214 | struct inquiry_info_with_rssi_and_pscan_mode *info; |
3215 | info = (void *) (skb->data + 1); | |
a9de9248 | 3216 | |
e17acd40 | 3217 | for (; num_rsp; num_rsp--, info++) { |
a9de9248 MH |
3218 | bacpy(&data.bdaddr, &info->bdaddr); |
3219 | data.pscan_rep_mode = info->pscan_rep_mode; | |
3220 | data.pscan_period_mode = info->pscan_period_mode; | |
3221 | data.pscan_mode = info->pscan_mode; | |
3222 | memcpy(data.dev_class, info->dev_class, 3); | |
3223 | data.clock_offset = info->clock_offset; | |
3224 | data.rssi = info->rssi; | |
41a96212 | 3225 | data.ssp_mode = 0x00; |
3175405b JH |
3226 | |
3227 | name_known = hci_inquiry_cache_update(hdev, &data, | |
04124681 | 3228 | false, &ssp); |
48264f06 | 3229 | mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00, |
04124681 | 3230 | info->dev_class, info->rssi, |
5d2e9fad | 3231 | !name_known, ssp, NULL, 0, NULL, 0); |
a9de9248 MH |
3232 | } |
3233 | } else { | |
3234 | struct inquiry_info_with_rssi *info = (void *) (skb->data + 1); | |
3235 | ||
e17acd40 | 3236 | for (; num_rsp; num_rsp--, info++) { |
a9de9248 MH |
3237 | bacpy(&data.bdaddr, &info->bdaddr); |
3238 | data.pscan_rep_mode = info->pscan_rep_mode; | |
3239 | data.pscan_period_mode = info->pscan_period_mode; | |
3240 | data.pscan_mode = 0x00; | |
3241 | memcpy(data.dev_class, info->dev_class, 3); | |
3242 | data.clock_offset = info->clock_offset; | |
3243 | data.rssi = info->rssi; | |
41a96212 | 3244 | data.ssp_mode = 0x00; |
3175405b | 3245 | name_known = hci_inquiry_cache_update(hdev, &data, |
04124681 | 3246 | false, &ssp); |
48264f06 | 3247 | mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00, |
04124681 | 3248 | info->dev_class, info->rssi, |
5d2e9fad | 3249 | !name_known, ssp, NULL, 0, NULL, 0); |
a9de9248 MH |
3250 | } |
3251 | } | |
3252 | ||
3253 | hci_dev_unlock(hdev); | |
3254 | } | |
3255 | ||
6039aa73 GP |
3256 | static void hci_remote_ext_features_evt(struct hci_dev *hdev, |
3257 | struct sk_buff *skb) | |
a9de9248 | 3258 | { |
41a96212 MH |
3259 | struct hci_ev_remote_ext_features *ev = (void *) skb->data; |
3260 | struct hci_conn *conn; | |
3261 | ||
a9de9248 | 3262 | BT_DBG("%s", hdev->name); |
41a96212 | 3263 | |
41a96212 MH |
3264 | hci_dev_lock(hdev); |
3265 | ||
3266 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
ccd556fe JH |
3267 | if (!conn) |
3268 | goto unlock; | |
41a96212 | 3269 | |
cad718ed JH |
3270 | if (ev->page < HCI_MAX_PAGES) |
3271 | memcpy(conn->features[ev->page], ev->features, 8); | |
3272 | ||
ccd556fe JH |
3273 | if (!ev->status && ev->page == 0x01) { |
3274 | struct inquiry_entry *ie; | |
41a96212 | 3275 | |
cc11b9c1 AE |
3276 | ie = hci_inquiry_cache_lookup(hdev, &conn->dst); |
3277 | if (ie) | |
02b7cc62 | 3278 | ie->data.ssp_mode = (ev->features[0] & LMP_HOST_SSP); |
769be974 | 3279 | |
bbb0eada | 3280 | if (ev->features[0] & LMP_HOST_SSP) { |
58a681ef | 3281 | set_bit(HCI_CONN_SSP_ENABLED, &conn->flags); |
bbb0eada JK |
3282 | } else { |
3283 | /* It is mandatory by the Bluetooth specification that | |
3284 | * Extended Inquiry Results are only used when Secure | |
3285 | * Simple Pairing is enabled, but some devices violate | |
3286 | * this. | |
3287 | * | |
3288 | * To make these devices work, the internal SSP | |
3289 | * enabled flag needs to be cleared if the remote host | |
3290 | * features do not indicate SSP support */ | |
3291 | clear_bit(HCI_CONN_SSP_ENABLED, &conn->flags); | |
3292 | } | |
eb9a8f3f MH |
3293 | |
3294 | if (ev->features[0] & LMP_HOST_SC) | |
3295 | set_bit(HCI_CONN_SC_ENABLED, &conn->flags); | |
ccd556fe JH |
3296 | } |
3297 | ||
3298 | if (conn->state != BT_CONFIG) | |
3299 | goto unlock; | |
3300 | ||
671267bf | 3301 | if (!ev->status && !test_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) { |
127178d2 JH |
3302 | struct hci_cp_remote_name_req cp; |
3303 | memset(&cp, 0, sizeof(cp)); | |
3304 | bacpy(&cp.bdaddr, &conn->dst); | |
3305 | cp.pscan_rep_mode = 0x02; | |
3306 | hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp); | |
b644ba33 JH |
3307 | } else if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) |
3308 | mgmt_device_connected(hdev, &conn->dst, conn->type, | |
04124681 GP |
3309 | conn->dst_type, 0, NULL, 0, |
3310 | conn->dev_class); | |
392599b9 | 3311 | |
127178d2 | 3312 | if (!hci_outgoing_auth_needed(hdev, conn)) { |
ccd556fe JH |
3313 | conn->state = BT_CONNECTED; |
3314 | hci_proto_connect_cfm(conn, ev->status); | |
76a68ba0 | 3315 | hci_conn_drop(conn); |
41a96212 MH |
3316 | } |
3317 | ||
ccd556fe | 3318 | unlock: |
41a96212 | 3319 | hci_dev_unlock(hdev); |
a9de9248 MH |
3320 | } |
3321 | ||
6039aa73 GP |
3322 | static void hci_sync_conn_complete_evt(struct hci_dev *hdev, |
3323 | struct sk_buff *skb) | |
a9de9248 | 3324 | { |
b6a0dc82 MH |
3325 | struct hci_ev_sync_conn_complete *ev = (void *) skb->data; |
3326 | struct hci_conn *conn; | |
3327 | ||
9f1db00c | 3328 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
b6a0dc82 MH |
3329 | |
3330 | hci_dev_lock(hdev); | |
3331 | ||
3332 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
9dc0a3af MH |
3333 | if (!conn) { |
3334 | if (ev->link_type == ESCO_LINK) | |
3335 | goto unlock; | |
3336 | ||
3337 | conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr); | |
3338 | if (!conn) | |
3339 | goto unlock; | |
3340 | ||
3341 | conn->type = SCO_LINK; | |
3342 | } | |
b6a0dc82 | 3343 | |
732547f9 MH |
3344 | switch (ev->status) { |
3345 | case 0x00: | |
b6a0dc82 MH |
3346 | conn->handle = __le16_to_cpu(ev->handle); |
3347 | conn->state = BT_CONNECTED; | |
7d0db0a3 MH |
3348 | |
3349 | hci_conn_add_sysfs(conn); | |
732547f9 MH |
3350 | break; |
3351 | ||
1a4c958c | 3352 | case 0x0d: /* Connection Rejected due to Limited Resources */ |
705e5711 | 3353 | case 0x11: /* Unsupported Feature or Parameter Value */ |
732547f9 | 3354 | case 0x1c: /* SCO interval rejected */ |
1038a00b | 3355 | case 0x1a: /* Unsupported Remote Feature */ |
732547f9 | 3356 | case 0x1f: /* Unspecified error */ |
27539bc4 | 3357 | case 0x20: /* Unsupported LMP Parameter value */ |
2dea632f | 3358 | if (conn->out) { |
732547f9 MH |
3359 | conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) | |
3360 | (hdev->esco_type & EDR_ESCO_MASK); | |
2dea632f FD |
3361 | if (hci_setup_sync(conn, conn->link->handle)) |
3362 | goto unlock; | |
732547f9 MH |
3363 | } |
3364 | /* fall through */ | |
3365 | ||
3366 | default: | |
b6a0dc82 | 3367 | conn->state = BT_CLOSED; |
732547f9 MH |
3368 | break; |
3369 | } | |
b6a0dc82 MH |
3370 | |
3371 | hci_proto_connect_cfm(conn, ev->status); | |
3372 | if (ev->status) | |
3373 | hci_conn_del(conn); | |
3374 | ||
3375 | unlock: | |
3376 | hci_dev_unlock(hdev); | |
a9de9248 MH |
3377 | } |
3378 | ||
efdcf8e3 MH |
3379 | static inline size_t eir_get_length(u8 *eir, size_t eir_len) |
3380 | { | |
3381 | size_t parsed = 0; | |
3382 | ||
3383 | while (parsed < eir_len) { | |
3384 | u8 field_len = eir[0]; | |
3385 | ||
3386 | if (field_len == 0) | |
3387 | return parsed; | |
3388 | ||
3389 | parsed += field_len + 1; | |
3390 | eir += field_len + 1; | |
3391 | } | |
3392 | ||
3393 | return eir_len; | |
3394 | } | |
3395 | ||
6039aa73 GP |
3396 | static void hci_extended_inquiry_result_evt(struct hci_dev *hdev, |
3397 | struct sk_buff *skb) | |
1da177e4 | 3398 | { |
a9de9248 MH |
3399 | struct inquiry_data data; |
3400 | struct extended_inquiry_info *info = (void *) (skb->data + 1); | |
3401 | int num_rsp = *((__u8 *) skb->data); | |
9d939d94 | 3402 | size_t eir_len; |
1da177e4 | 3403 | |
a9de9248 | 3404 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); |
1da177e4 | 3405 | |
a9de9248 MH |
3406 | if (!num_rsp) |
3407 | return; | |
1da177e4 | 3408 | |
1519cc17 AG |
3409 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) |
3410 | return; | |
3411 | ||
a9de9248 MH |
3412 | hci_dev_lock(hdev); |
3413 | ||
e17acd40 | 3414 | for (; num_rsp; num_rsp--, info++) { |
388fc8fa | 3415 | bool name_known, ssp; |
561aafbc | 3416 | |
a9de9248 | 3417 | bacpy(&data.bdaddr, &info->bdaddr); |
138d22ef SJ |
3418 | data.pscan_rep_mode = info->pscan_rep_mode; |
3419 | data.pscan_period_mode = info->pscan_period_mode; | |
3420 | data.pscan_mode = 0x00; | |
a9de9248 | 3421 | memcpy(data.dev_class, info->dev_class, 3); |
138d22ef SJ |
3422 | data.clock_offset = info->clock_offset; |
3423 | data.rssi = info->rssi; | |
41a96212 | 3424 | data.ssp_mode = 0x01; |
561aafbc | 3425 | |
a8b2d5c2 | 3426 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
4ddb1930 | 3427 | name_known = eir_has_data_type(info->data, |
04124681 GP |
3428 | sizeof(info->data), |
3429 | EIR_NAME_COMPLETE); | |
561aafbc JH |
3430 | else |
3431 | name_known = true; | |
3432 | ||
388fc8fa | 3433 | name_known = hci_inquiry_cache_update(hdev, &data, name_known, |
04124681 | 3434 | &ssp); |
9d939d94 | 3435 | eir_len = eir_get_length(info->data, sizeof(info->data)); |
48264f06 | 3436 | mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00, |
04124681 | 3437 | info->dev_class, info->rssi, !name_known, |
5d2e9fad | 3438 | ssp, info->data, eir_len, NULL, 0); |
a9de9248 MH |
3439 | } |
3440 | ||
3441 | hci_dev_unlock(hdev); | |
3442 | } | |
1da177e4 | 3443 | |
1c2e0041 JH |
3444 | static void hci_key_refresh_complete_evt(struct hci_dev *hdev, |
3445 | struct sk_buff *skb) | |
3446 | { | |
3447 | struct hci_ev_key_refresh_complete *ev = (void *) skb->data; | |
3448 | struct hci_conn *conn; | |
3449 | ||
9f1db00c | 3450 | BT_DBG("%s status 0x%2.2x handle 0x%4.4x", hdev->name, ev->status, |
1c2e0041 JH |
3451 | __le16_to_cpu(ev->handle)); |
3452 | ||
3453 | hci_dev_lock(hdev); | |
3454 | ||
3455 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
3456 | if (!conn) | |
3457 | goto unlock; | |
3458 | ||
9eb1fbfa JH |
3459 | /* For BR/EDR the necessary steps are taken through the |
3460 | * auth_complete event. | |
3461 | */ | |
3462 | if (conn->type != LE_LINK) | |
3463 | goto unlock; | |
3464 | ||
1c2e0041 JH |
3465 | if (!ev->status) |
3466 | conn->sec_level = conn->pending_sec_level; | |
3467 | ||
3468 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags); | |
3469 | ||
3470 | if (ev->status && conn->state == BT_CONNECTED) { | |
bed71748 | 3471 | hci_disconnect(conn, HCI_ERROR_AUTH_FAILURE); |
76a68ba0 | 3472 | hci_conn_drop(conn); |
1c2e0041 JH |
3473 | goto unlock; |
3474 | } | |
3475 | ||
3476 | if (conn->state == BT_CONFIG) { | |
3477 | if (!ev->status) | |
3478 | conn->state = BT_CONNECTED; | |
3479 | ||
3480 | hci_proto_connect_cfm(conn, ev->status); | |
76a68ba0 | 3481 | hci_conn_drop(conn); |
1c2e0041 JH |
3482 | } else { |
3483 | hci_auth_cfm(conn, ev->status); | |
3484 | ||
3485 | hci_conn_hold(conn); | |
3486 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
76a68ba0 | 3487 | hci_conn_drop(conn); |
1c2e0041 JH |
3488 | } |
3489 | ||
3490 | unlock: | |
3491 | hci_dev_unlock(hdev); | |
3492 | } | |
3493 | ||
6039aa73 | 3494 | static u8 hci_get_auth_req(struct hci_conn *conn) |
17fa4b9d | 3495 | { |
17fa4b9d | 3496 | /* If remote requests no-bonding follow that lead */ |
acabae96 MA |
3497 | if (conn->remote_auth == HCI_AT_NO_BONDING || |
3498 | conn->remote_auth == HCI_AT_NO_BONDING_MITM) | |
58797bf7 | 3499 | return conn->remote_auth | (conn->auth_type & 0x01); |
17fa4b9d | 3500 | |
b7f94c88 MA |
3501 | /* If both remote and local have enough IO capabilities, require |
3502 | * MITM protection | |
3503 | */ | |
3504 | if (conn->remote_cap != HCI_IO_NO_INPUT_OUTPUT && | |
3505 | conn->io_capability != HCI_IO_NO_INPUT_OUTPUT) | |
3506 | return conn->remote_auth | 0x01; | |
3507 | ||
7e74170a TM |
3508 | /* No MITM protection possible so ignore remote requirement */ |
3509 | return (conn->remote_auth & ~0x01) | (conn->auth_type & 0x01); | |
17fa4b9d JH |
3510 | } |
3511 | ||
6039aa73 | 3512 | static void hci_io_capa_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
0493684e MH |
3513 | { |
3514 | struct hci_ev_io_capa_request *ev = (void *) skb->data; | |
3515 | struct hci_conn *conn; | |
3516 | ||
3517 | BT_DBG("%s", hdev->name); | |
3518 | ||
3519 | hci_dev_lock(hdev); | |
3520 | ||
3521 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
03b555e1 JH |
3522 | if (!conn) |
3523 | goto unlock; | |
3524 | ||
3525 | hci_conn_hold(conn); | |
3526 | ||
a8b2d5c2 | 3527 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
03b555e1 JH |
3528 | goto unlock; |
3529 | ||
a8b2d5c2 | 3530 | if (test_bit(HCI_PAIRABLE, &hdev->dev_flags) || |
807deac2 | 3531 | (conn->remote_auth & ~0x01) == HCI_AT_NO_BONDING) { |
17fa4b9d JH |
3532 | struct hci_cp_io_capability_reply cp; |
3533 | ||
3534 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
7a7f1e7c HG |
3535 | /* Change the IO capability from KeyboardDisplay |
3536 | * to DisplayYesNo as it is not supported by BT spec. */ | |
3537 | cp.capability = (conn->io_capability == 0x04) ? | |
a767631a | 3538 | HCI_IO_DISPLAY_YESNO : conn->io_capability; |
b7f94c88 MA |
3539 | |
3540 | /* If we are initiators, there is no remote information yet */ | |
3541 | if (conn->remote_auth == 0xff) { | |
3542 | cp.authentication = conn->auth_type; | |
6fd6b915 | 3543 | |
b16c6604 | 3544 | /* Request MITM protection if our IO caps allow it |
4ad51a75 JH |
3545 | * except for the no-bonding case. |
3546 | * conn->auth_type is not updated here since | |
3547 | * that might cause the user confirmation to be | |
3548 | * rejected in case the remote doesn't have the | |
3549 | * IO capabilities for MITM. | |
b16c6604 | 3550 | */ |
6fd6b915 | 3551 | if (conn->io_capability != HCI_IO_NO_INPUT_OUTPUT && |
b16c6604 | 3552 | cp.authentication != HCI_AT_NO_BONDING) |
6fd6b915 | 3553 | cp.authentication |= 0x01; |
b7f94c88 MA |
3554 | } else { |
3555 | conn->auth_type = hci_get_auth_req(conn); | |
3556 | cp.authentication = conn->auth_type; | |
3557 | } | |
17fa4b9d | 3558 | |
8fc9ced3 GP |
3559 | if (hci_find_remote_oob_data(hdev, &conn->dst) && |
3560 | (conn->out || test_bit(HCI_CONN_REMOTE_OOB, &conn->flags))) | |
ce85ee13 SJ |
3561 | cp.oob_data = 0x01; |
3562 | else | |
3563 | cp.oob_data = 0x00; | |
3564 | ||
17fa4b9d | 3565 | hci_send_cmd(hdev, HCI_OP_IO_CAPABILITY_REPLY, |
807deac2 | 3566 | sizeof(cp), &cp); |
03b555e1 JH |
3567 | } else { |
3568 | struct hci_cp_io_capability_neg_reply cp; | |
3569 | ||
3570 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
9f5a0d7b | 3571 | cp.reason = HCI_ERROR_PAIRING_NOT_ALLOWED; |
0493684e | 3572 | |
03b555e1 | 3573 | hci_send_cmd(hdev, HCI_OP_IO_CAPABILITY_NEG_REPLY, |
807deac2 | 3574 | sizeof(cp), &cp); |
03b555e1 JH |
3575 | } |
3576 | ||
3577 | unlock: | |
3578 | hci_dev_unlock(hdev); | |
3579 | } | |
3580 | ||
6039aa73 | 3581 | static void hci_io_capa_reply_evt(struct hci_dev *hdev, struct sk_buff *skb) |
03b555e1 JH |
3582 | { |
3583 | struct hci_ev_io_capa_reply *ev = (void *) skb->data; | |
3584 | struct hci_conn *conn; | |
3585 | ||
3586 | BT_DBG("%s", hdev->name); | |
3587 | ||
3588 | hci_dev_lock(hdev); | |
3589 | ||
3590 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
3591 | if (!conn) | |
3592 | goto unlock; | |
3593 | ||
03b555e1 | 3594 | conn->remote_cap = ev->capability; |
03b555e1 | 3595 | conn->remote_auth = ev->authentication; |
58a681ef JH |
3596 | if (ev->oob_data) |
3597 | set_bit(HCI_CONN_REMOTE_OOB, &conn->flags); | |
03b555e1 JH |
3598 | |
3599 | unlock: | |
0493684e MH |
3600 | hci_dev_unlock(hdev); |
3601 | } | |
3602 | ||
6039aa73 GP |
3603 | static void hci_user_confirm_request_evt(struct hci_dev *hdev, |
3604 | struct sk_buff *skb) | |
a5c29683 JH |
3605 | { |
3606 | struct hci_ev_user_confirm_req *ev = (void *) skb->data; | |
55bc1a37 | 3607 | int loc_mitm, rem_mitm, confirm_hint = 0; |
7a828908 | 3608 | struct hci_conn *conn; |
a5c29683 JH |
3609 | |
3610 | BT_DBG("%s", hdev->name); | |
3611 | ||
3612 | hci_dev_lock(hdev); | |
3613 | ||
a8b2d5c2 | 3614 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
7a828908 | 3615 | goto unlock; |
a5c29683 | 3616 | |
7a828908 JH |
3617 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); |
3618 | if (!conn) | |
3619 | goto unlock; | |
3620 | ||
3621 | loc_mitm = (conn->auth_type & 0x01); | |
3622 | rem_mitm = (conn->remote_auth & 0x01); | |
3623 | ||
3624 | /* If we require MITM but the remote device can't provide that | |
6fd6b915 MA |
3625 | * (it has NoInputNoOutput) then reject the confirmation request |
3626 | */ | |
3627 | if (loc_mitm && conn->remote_cap == HCI_IO_NO_INPUT_OUTPUT) { | |
7a828908 JH |
3628 | BT_DBG("Rejecting request: remote device can't provide MITM"); |
3629 | hci_send_cmd(hdev, HCI_OP_USER_CONFIRM_NEG_REPLY, | |
807deac2 | 3630 | sizeof(ev->bdaddr), &ev->bdaddr); |
7a828908 JH |
3631 | goto unlock; |
3632 | } | |
3633 | ||
3634 | /* If no side requires MITM protection; auto-accept */ | |
a767631a MA |
3635 | if ((!loc_mitm || conn->remote_cap == HCI_IO_NO_INPUT_OUTPUT) && |
3636 | (!rem_mitm || conn->io_capability == HCI_IO_NO_INPUT_OUTPUT)) { | |
55bc1a37 JH |
3637 | |
3638 | /* If we're not the initiators request authorization to | |
3639 | * proceed from user space (mgmt_user_confirm with | |
ba15a58b JH |
3640 | * confirm_hint set to 1). The exception is if neither |
3641 | * side had MITM in which case we do auto-accept. | |
3642 | */ | |
3643 | if (!test_bit(HCI_CONN_AUTH_PEND, &conn->flags) && | |
3644 | (loc_mitm || rem_mitm)) { | |
55bc1a37 JH |
3645 | BT_DBG("Confirming auto-accept as acceptor"); |
3646 | confirm_hint = 1; | |
3647 | goto confirm; | |
3648 | } | |
3649 | ||
9f61656a | 3650 | BT_DBG("Auto-accept of user confirmation with %ums delay", |
807deac2 | 3651 | hdev->auto_accept_delay); |
9f61656a JH |
3652 | |
3653 | if (hdev->auto_accept_delay > 0) { | |
3654 | int delay = msecs_to_jiffies(hdev->auto_accept_delay); | |
7bc18d9d JH |
3655 | queue_delayed_work(conn->hdev->workqueue, |
3656 | &conn->auto_accept_work, delay); | |
9f61656a JH |
3657 | goto unlock; |
3658 | } | |
3659 | ||
7a828908 | 3660 | hci_send_cmd(hdev, HCI_OP_USER_CONFIRM_REPLY, |
807deac2 | 3661 | sizeof(ev->bdaddr), &ev->bdaddr); |
7a828908 JH |
3662 | goto unlock; |
3663 | } | |
3664 | ||
55bc1a37 | 3665 | confirm: |
39adbffe JH |
3666 | mgmt_user_confirm_request(hdev, &ev->bdaddr, ACL_LINK, 0, |
3667 | le32_to_cpu(ev->passkey), confirm_hint); | |
7a828908 JH |
3668 | |
3669 | unlock: | |
a5c29683 JH |
3670 | hci_dev_unlock(hdev); |
3671 | } | |
3672 | ||
6039aa73 GP |
3673 | static void hci_user_passkey_request_evt(struct hci_dev *hdev, |
3674 | struct sk_buff *skb) | |
1143d458 BG |
3675 | { |
3676 | struct hci_ev_user_passkey_req *ev = (void *) skb->data; | |
3677 | ||
3678 | BT_DBG("%s", hdev->name); | |
3679 | ||
a8b2d5c2 | 3680 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) |
272d90df | 3681 | mgmt_user_passkey_request(hdev, &ev->bdaddr, ACL_LINK, 0); |
1143d458 BG |
3682 | } |
3683 | ||
92a25256 JH |
3684 | static void hci_user_passkey_notify_evt(struct hci_dev *hdev, |
3685 | struct sk_buff *skb) | |
3686 | { | |
3687 | struct hci_ev_user_passkey_notify *ev = (void *) skb->data; | |
3688 | struct hci_conn *conn; | |
3689 | ||
3690 | BT_DBG("%s", hdev->name); | |
3691 | ||
3692 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
3693 | if (!conn) | |
3694 | return; | |
3695 | ||
3696 | conn->passkey_notify = __le32_to_cpu(ev->passkey); | |
3697 | conn->passkey_entered = 0; | |
3698 | ||
3699 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) | |
3700 | mgmt_user_passkey_notify(hdev, &conn->dst, conn->type, | |
3701 | conn->dst_type, conn->passkey_notify, | |
3702 | conn->passkey_entered); | |
3703 | } | |
3704 | ||
3705 | static void hci_keypress_notify_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
3706 | { | |
3707 | struct hci_ev_keypress_notify *ev = (void *) skb->data; | |
3708 | struct hci_conn *conn; | |
3709 | ||
3710 | BT_DBG("%s", hdev->name); | |
3711 | ||
3712 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
3713 | if (!conn) | |
3714 | return; | |
3715 | ||
3716 | switch (ev->type) { | |
3717 | case HCI_KEYPRESS_STARTED: | |
3718 | conn->passkey_entered = 0; | |
3719 | return; | |
3720 | ||
3721 | case HCI_KEYPRESS_ENTERED: | |
3722 | conn->passkey_entered++; | |
3723 | break; | |
3724 | ||
3725 | case HCI_KEYPRESS_ERASED: | |
3726 | conn->passkey_entered--; | |
3727 | break; | |
3728 | ||
3729 | case HCI_KEYPRESS_CLEARED: | |
3730 | conn->passkey_entered = 0; | |
3731 | break; | |
3732 | ||
3733 | case HCI_KEYPRESS_COMPLETED: | |
3734 | return; | |
3735 | } | |
3736 | ||
3737 | if (test_bit(HCI_MGMT, &hdev->dev_flags)) | |
3738 | mgmt_user_passkey_notify(hdev, &conn->dst, conn->type, | |
3739 | conn->dst_type, conn->passkey_notify, | |
3740 | conn->passkey_entered); | |
3741 | } | |
3742 | ||
6039aa73 GP |
3743 | static void hci_simple_pair_complete_evt(struct hci_dev *hdev, |
3744 | struct sk_buff *skb) | |
0493684e MH |
3745 | { |
3746 | struct hci_ev_simple_pair_complete *ev = (void *) skb->data; | |
3747 | struct hci_conn *conn; | |
3748 | ||
3749 | BT_DBG("%s", hdev->name); | |
3750 | ||
3751 | hci_dev_lock(hdev); | |
3752 | ||
3753 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
2a611692 JH |
3754 | if (!conn) |
3755 | goto unlock; | |
3756 | ||
3757 | /* To avoid duplicate auth_failed events to user space we check | |
3758 | * the HCI_CONN_AUTH_PEND flag which will be set if we | |
3759 | * initiated the authentication. A traditional auth_complete | |
3760 | * event gets always produced as initiator and is also mapped to | |
3761 | * the mgmt_auth_failed event */ | |
fa1bd918 | 3762 | if (!test_bit(HCI_CONN_AUTH_PEND, &conn->flags) && ev->status) |
bab73cb6 | 3763 | mgmt_auth_failed(hdev, &conn->dst, conn->type, conn->dst_type, |
04124681 | 3764 | ev->status); |
0493684e | 3765 | |
76a68ba0 | 3766 | hci_conn_drop(conn); |
2a611692 JH |
3767 | |
3768 | unlock: | |
0493684e MH |
3769 | hci_dev_unlock(hdev); |
3770 | } | |
3771 | ||
6039aa73 GP |
3772 | static void hci_remote_host_features_evt(struct hci_dev *hdev, |
3773 | struct sk_buff *skb) | |
41a96212 MH |
3774 | { |
3775 | struct hci_ev_remote_host_features *ev = (void *) skb->data; | |
3776 | struct inquiry_entry *ie; | |
cad718ed | 3777 | struct hci_conn *conn; |
41a96212 MH |
3778 | |
3779 | BT_DBG("%s", hdev->name); | |
3780 | ||
3781 | hci_dev_lock(hdev); | |
3782 | ||
cad718ed JH |
3783 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); |
3784 | if (conn) | |
3785 | memcpy(conn->features[1], ev->features, 8); | |
3786 | ||
cc11b9c1 AE |
3787 | ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr); |
3788 | if (ie) | |
02b7cc62 | 3789 | ie->data.ssp_mode = (ev->features[0] & LMP_HOST_SSP); |
41a96212 MH |
3790 | |
3791 | hci_dev_unlock(hdev); | |
3792 | } | |
3793 | ||
6039aa73 GP |
3794 | static void hci_remote_oob_data_request_evt(struct hci_dev *hdev, |
3795 | struct sk_buff *skb) | |
2763eda6 SJ |
3796 | { |
3797 | struct hci_ev_remote_oob_data_request *ev = (void *) skb->data; | |
3798 | struct oob_data *data; | |
3799 | ||
3800 | BT_DBG("%s", hdev->name); | |
3801 | ||
3802 | hci_dev_lock(hdev); | |
3803 | ||
a8b2d5c2 | 3804 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
e1ba1f15 SJ |
3805 | goto unlock; |
3806 | ||
2763eda6 SJ |
3807 | data = hci_find_remote_oob_data(hdev, &ev->bdaddr); |
3808 | if (data) { | |
519ca9d0 MH |
3809 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) { |
3810 | struct hci_cp_remote_oob_ext_data_reply cp; | |
2763eda6 | 3811 | |
519ca9d0 MH |
3812 | bacpy(&cp.bdaddr, &ev->bdaddr); |
3813 | memcpy(cp.hash192, data->hash192, sizeof(cp.hash192)); | |
3814 | memcpy(cp.randomizer192, data->randomizer192, | |
3815 | sizeof(cp.randomizer192)); | |
3816 | memcpy(cp.hash256, data->hash256, sizeof(cp.hash256)); | |
3817 | memcpy(cp.randomizer256, data->randomizer256, | |
3818 | sizeof(cp.randomizer256)); | |
3819 | ||
3820 | hci_send_cmd(hdev, HCI_OP_REMOTE_OOB_EXT_DATA_REPLY, | |
3821 | sizeof(cp), &cp); | |
3822 | } else { | |
3823 | struct hci_cp_remote_oob_data_reply cp; | |
2763eda6 | 3824 | |
519ca9d0 MH |
3825 | bacpy(&cp.bdaddr, &ev->bdaddr); |
3826 | memcpy(cp.hash, data->hash192, sizeof(cp.hash)); | |
3827 | memcpy(cp.randomizer, data->randomizer192, | |
3828 | sizeof(cp.randomizer)); | |
3829 | ||
3830 | hci_send_cmd(hdev, HCI_OP_REMOTE_OOB_DATA_REPLY, | |
3831 | sizeof(cp), &cp); | |
3832 | } | |
2763eda6 SJ |
3833 | } else { |
3834 | struct hci_cp_remote_oob_data_neg_reply cp; | |
3835 | ||
3836 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
519ca9d0 MH |
3837 | hci_send_cmd(hdev, HCI_OP_REMOTE_OOB_DATA_NEG_REPLY, |
3838 | sizeof(cp), &cp); | |
2763eda6 SJ |
3839 | } |
3840 | ||
e1ba1f15 | 3841 | unlock: |
2763eda6 SJ |
3842 | hci_dev_unlock(hdev); |
3843 | } | |
3844 | ||
d5e91192 AE |
3845 | static void hci_phy_link_complete_evt(struct hci_dev *hdev, |
3846 | struct sk_buff *skb) | |
3847 | { | |
3848 | struct hci_ev_phy_link_complete *ev = (void *) skb->data; | |
3849 | struct hci_conn *hcon, *bredr_hcon; | |
3850 | ||
3851 | BT_DBG("%s handle 0x%2.2x status 0x%2.2x", hdev->name, ev->phy_handle, | |
3852 | ev->status); | |
3853 | ||
3854 | hci_dev_lock(hdev); | |
3855 | ||
3856 | hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle); | |
3857 | if (!hcon) { | |
3858 | hci_dev_unlock(hdev); | |
3859 | return; | |
3860 | } | |
3861 | ||
3862 | if (ev->status) { | |
3863 | hci_conn_del(hcon); | |
3864 | hci_dev_unlock(hdev); | |
3865 | return; | |
3866 | } | |
3867 | ||
3868 | bredr_hcon = hcon->amp_mgr->l2cap_conn->hcon; | |
3869 | ||
3870 | hcon->state = BT_CONNECTED; | |
3871 | bacpy(&hcon->dst, &bredr_hcon->dst); | |
3872 | ||
3873 | hci_conn_hold(hcon); | |
3874 | hcon->disc_timeout = HCI_DISCONN_TIMEOUT; | |
76a68ba0 | 3875 | hci_conn_drop(hcon); |
d5e91192 | 3876 | |
d5e91192 AE |
3877 | hci_conn_add_sysfs(hcon); |
3878 | ||
cf70ff22 | 3879 | amp_physical_cfm(bredr_hcon, hcon); |
d5e91192 | 3880 | |
cf70ff22 | 3881 | hci_dev_unlock(hdev); |
d5e91192 AE |
3882 | } |
3883 | ||
27695fb4 AE |
3884 | static void hci_loglink_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
3885 | { | |
3886 | struct hci_ev_logical_link_complete *ev = (void *) skb->data; | |
3887 | struct hci_conn *hcon; | |
3888 | struct hci_chan *hchan; | |
3889 | struct amp_mgr *mgr; | |
3890 | ||
3891 | BT_DBG("%s log_handle 0x%4.4x phy_handle 0x%2.2x status 0x%2.2x", | |
3892 | hdev->name, le16_to_cpu(ev->handle), ev->phy_handle, | |
3893 | ev->status); | |
3894 | ||
3895 | hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle); | |
3896 | if (!hcon) | |
3897 | return; | |
3898 | ||
3899 | /* Create AMP hchan */ | |
3900 | hchan = hci_chan_create(hcon); | |
3901 | if (!hchan) | |
3902 | return; | |
3903 | ||
3904 | hchan->handle = le16_to_cpu(ev->handle); | |
3905 | ||
3906 | BT_DBG("hcon %p mgr %p hchan %p", hcon, hcon->amp_mgr, hchan); | |
3907 | ||
3908 | mgr = hcon->amp_mgr; | |
3909 | if (mgr && mgr->bredr_chan) { | |
3910 | struct l2cap_chan *bredr_chan = mgr->bredr_chan; | |
3911 | ||
3912 | l2cap_chan_lock(bredr_chan); | |
3913 | ||
3914 | bredr_chan->conn->mtu = hdev->block_mtu; | |
3915 | l2cap_logical_cfm(bredr_chan, hchan, 0); | |
3916 | hci_conn_hold(hcon); | |
3917 | ||
3918 | l2cap_chan_unlock(bredr_chan); | |
3919 | } | |
3920 | } | |
3921 | ||
606e2a10 AE |
3922 | static void hci_disconn_loglink_complete_evt(struct hci_dev *hdev, |
3923 | struct sk_buff *skb) | |
3924 | { | |
3925 | struct hci_ev_disconn_logical_link_complete *ev = (void *) skb->data; | |
3926 | struct hci_chan *hchan; | |
3927 | ||
3928 | BT_DBG("%s log handle 0x%4.4x status 0x%2.2x", hdev->name, | |
3929 | le16_to_cpu(ev->handle), ev->status); | |
3930 | ||
3931 | if (ev->status) | |
3932 | return; | |
3933 | ||
3934 | hci_dev_lock(hdev); | |
3935 | ||
3936 | hchan = hci_chan_lookup_handle(hdev, le16_to_cpu(ev->handle)); | |
3937 | if (!hchan) | |
3938 | goto unlock; | |
3939 | ||
3940 | amp_destroy_logical_link(hchan, ev->reason); | |
3941 | ||
3942 | unlock: | |
3943 | hci_dev_unlock(hdev); | |
3944 | } | |
3945 | ||
9eef6b3a AE |
3946 | static void hci_disconn_phylink_complete_evt(struct hci_dev *hdev, |
3947 | struct sk_buff *skb) | |
3948 | { | |
3949 | struct hci_ev_disconn_phy_link_complete *ev = (void *) skb->data; | |
3950 | struct hci_conn *hcon; | |
3951 | ||
3952 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); | |
3953 | ||
3954 | if (ev->status) | |
3955 | return; | |
3956 | ||
3957 | hci_dev_lock(hdev); | |
3958 | ||
3959 | hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle); | |
3960 | if (hcon) { | |
3961 | hcon->state = BT_CLOSED; | |
3962 | hci_conn_del(hcon); | |
3963 | } | |
3964 | ||
3965 | hci_dev_unlock(hdev); | |
3966 | } | |
3967 | ||
6039aa73 | 3968 | static void hci_le_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
fcd89c09 VT |
3969 | { |
3970 | struct hci_ev_le_conn_complete *ev = (void *) skb->data; | |
3971 | struct hci_conn *conn; | |
68d6f6de | 3972 | struct smp_irk *irk; |
fcd89c09 | 3973 | |
9f1db00c | 3974 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); |
fcd89c09 VT |
3975 | |
3976 | hci_dev_lock(hdev); | |
3977 | ||
b47a09b3 | 3978 | conn = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT); |
b62f328b VT |
3979 | if (!conn) { |
3980 | conn = hci_conn_add(hdev, LE_LINK, &ev->bdaddr); | |
3981 | if (!conn) { | |
3982 | BT_ERR("No memory for new connection"); | |
230fd16a | 3983 | goto unlock; |
b62f328b | 3984 | } |
29b7988a AG |
3985 | |
3986 | conn->dst_type = ev->bdaddr_type; | |
b9b343d2 AG |
3987 | |
3988 | if (ev->role == LE_CONN_ROLE_MASTER) { | |
3989 | conn->out = true; | |
3990 | conn->link_mode |= HCI_LM_MASTER; | |
3991 | } | |
cb1d68f7 JH |
3992 | |
3993 | /* If we didn't have a hci_conn object previously | |
3994 | * but we're in master role this must be something | |
3995 | * initiated using a white list. Since white list based | |
3996 | * connections are not "first class citizens" we don't | |
3997 | * have full tracking of them. Therefore, we go ahead | |
3998 | * with a "best effort" approach of determining the | |
3999 | * initiator address based on the HCI_PRIVACY flag. | |
4000 | */ | |
4001 | if (conn->out) { | |
4002 | conn->resp_addr_type = ev->bdaddr_type; | |
4003 | bacpy(&conn->resp_addr, &ev->bdaddr); | |
4004 | if (test_bit(HCI_PRIVACY, &hdev->dev_flags)) { | |
4005 | conn->init_addr_type = ADDR_LE_DEV_RANDOM; | |
4006 | bacpy(&conn->init_addr, &hdev->rpa); | |
4007 | } else { | |
4008 | hci_copy_identity_address(hdev, | |
4009 | &conn->init_addr, | |
4010 | &conn->init_addr_type); | |
4011 | } | |
cb1d68f7 | 4012 | } |
9489eca4 JH |
4013 | } else { |
4014 | cancel_delayed_work(&conn->le_conn_timeout); | |
b62f328b | 4015 | } |
fcd89c09 | 4016 | |
80c24ab8 JH |
4017 | if (!conn->out) { |
4018 | /* Set the responder (our side) address type based on | |
4019 | * the advertising address type. | |
4020 | */ | |
4021 | conn->resp_addr_type = hdev->adv_addr_type; | |
4022 | if (hdev->adv_addr_type == ADDR_LE_DEV_RANDOM) | |
4023 | bacpy(&conn->resp_addr, &hdev->random_addr); | |
4024 | else | |
4025 | bacpy(&conn->resp_addr, &hdev->bdaddr); | |
4026 | ||
4027 | conn->init_addr_type = ev->bdaddr_type; | |
4028 | bacpy(&conn->init_addr, &ev->bdaddr); | |
4029 | } | |
7be2edbb | 4030 | |
edb4b466 MH |
4031 | /* Lookup the identity address from the stored connection |
4032 | * address and address type. | |
4033 | * | |
4034 | * When establishing connections to an identity address, the | |
4035 | * connection procedure will store the resolvable random | |
4036 | * address first. Now if it can be converted back into the | |
4037 | * identity address, start using the identity address from | |
4038 | * now on. | |
4039 | */ | |
4040 | irk = hci_get_irk(hdev, &conn->dst, conn->dst_type); | |
68d6f6de JH |
4041 | if (irk) { |
4042 | bacpy(&conn->dst, &irk->bdaddr); | |
4043 | conn->dst_type = irk->addr_type; | |
4044 | } | |
4045 | ||
cd17decb | 4046 | if (ev->status) { |
06c053fb | 4047 | hci_le_conn_failed(conn, ev->status); |
cd17decb AG |
4048 | goto unlock; |
4049 | } | |
4050 | ||
b644ba33 | 4051 | if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) |
01fdb0fc | 4052 | mgmt_device_connected(hdev, &conn->dst, conn->type, |
04124681 | 4053 | conn->dst_type, 0, NULL, 0, NULL); |
83bc71b4 | 4054 | |
7b5c0d52 | 4055 | conn->sec_level = BT_SECURITY_LOW; |
fcd89c09 VT |
4056 | conn->handle = __le16_to_cpu(ev->handle); |
4057 | conn->state = BT_CONNECTED; | |
4058 | ||
e04fde60 MH |
4059 | conn->le_conn_interval = le16_to_cpu(ev->interval); |
4060 | conn->le_conn_latency = le16_to_cpu(ev->latency); | |
4061 | conn->le_supv_timeout = le16_to_cpu(ev->supervision_timeout); | |
4062 | ||
fcd89c09 VT |
4063 | hci_conn_add_sysfs(conn); |
4064 | ||
4065 | hci_proto_connect_cfm(conn, ev->status); | |
4066 | ||
a4790dbd AG |
4067 | hci_pend_le_conn_del(hdev, &conn->dst, conn->dst_type); |
4068 | ||
fcd89c09 VT |
4069 | unlock: |
4070 | hci_dev_unlock(hdev); | |
4071 | } | |
4072 | ||
1855d92d MH |
4073 | static void hci_le_conn_update_complete_evt(struct hci_dev *hdev, |
4074 | struct sk_buff *skb) | |
4075 | { | |
4076 | struct hci_ev_le_conn_update_complete *ev = (void *) skb->data; | |
4077 | struct hci_conn *conn; | |
4078 | ||
4079 | BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); | |
4080 | ||
4081 | if (ev->status) | |
4082 | return; | |
4083 | ||
4084 | hci_dev_lock(hdev); | |
4085 | ||
4086 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
4087 | if (conn) { | |
4088 | conn->le_conn_interval = le16_to_cpu(ev->interval); | |
4089 | conn->le_conn_latency = le16_to_cpu(ev->latency); | |
4090 | conn->le_supv_timeout = le16_to_cpu(ev->supervision_timeout); | |
4091 | } | |
4092 | ||
4093 | hci_dev_unlock(hdev); | |
4094 | } | |
4095 | ||
a4790dbd AG |
4096 | /* This function requires the caller holds hdev->lock */ |
4097 | static void check_pending_le_conn(struct hci_dev *hdev, bdaddr_t *addr, | |
4098 | u8 addr_type) | |
4099 | { | |
4100 | struct hci_conn *conn; | |
5b906a84 AG |
4101 | struct smp_irk *irk; |
4102 | ||
4103 | /* If this is a resolvable address, we should resolve it and then | |
4104 | * update address and address type variables. | |
4105 | */ | |
4106 | irk = hci_get_irk(hdev, addr, addr_type); | |
4107 | if (irk) { | |
4108 | addr = &irk->bdaddr; | |
4109 | addr_type = irk->addr_type; | |
4110 | } | |
a4790dbd AG |
4111 | |
4112 | if (!hci_pend_le_conn_lookup(hdev, addr, addr_type)) | |
4113 | return; | |
4114 | ||
4115 | conn = hci_connect_le(hdev, addr, addr_type, BT_SECURITY_LOW, | |
4116 | HCI_AT_NO_BONDING); | |
4117 | if (!IS_ERR(conn)) | |
4118 | return; | |
4119 | ||
4120 | switch (PTR_ERR(conn)) { | |
4121 | case -EBUSY: | |
4122 | /* If hci_connect() returns -EBUSY it means there is already | |
4123 | * an LE connection attempt going on. Since controllers don't | |
4124 | * support more than one connection attempt at the time, we | |
4125 | * don't consider this an error case. | |
4126 | */ | |
4127 | break; | |
4128 | default: | |
4129 | BT_DBG("Failed to connect: err %ld", PTR_ERR(conn)); | |
4130 | } | |
4131 | } | |
4132 | ||
4af605d8 JH |
4133 | static void process_adv_report(struct hci_dev *hdev, u8 type, bdaddr_t *bdaddr, |
4134 | u8 bdaddr_type, s8 rssi, u8 *data, u8 len) | |
4135 | { | |
b9a6328f | 4136 | struct discovery_state *d = &hdev->discovery; |
474ee066 | 4137 | bool match; |
b9a6328f | 4138 | |
ca5c4be7 JH |
4139 | /* Passive scanning shouldn't trigger any device found events */ |
4140 | if (hdev->le_scan_type == LE_SCAN_PASSIVE) { | |
4141 | if (type == LE_ADV_IND || type == LE_ADV_DIRECT_IND) | |
4142 | check_pending_le_conn(hdev, bdaddr, bdaddr_type); | |
4143 | return; | |
4144 | } | |
4af605d8 | 4145 | |
b9a6328f JH |
4146 | /* If there's nothing pending either store the data from this |
4147 | * event or send an immediate device found event if the data | |
4148 | * should not be stored for later. | |
4149 | */ | |
4150 | if (!has_pending_adv_report(hdev)) { | |
4151 | /* If the report will trigger a SCAN_REQ store it for | |
4152 | * later merging. | |
4153 | */ | |
4154 | if (type == LE_ADV_IND || type == LE_ADV_SCAN_IND) { | |
4155 | store_pending_adv_report(hdev, bdaddr, bdaddr_type, | |
ff5cd29f | 4156 | rssi, data, len); |
b9a6328f JH |
4157 | return; |
4158 | } | |
4159 | ||
4160 | mgmt_device_found(hdev, bdaddr, LE_LINK, bdaddr_type, NULL, | |
4161 | rssi, 0, 1, data, len, NULL, 0); | |
4162 | return; | |
4163 | } | |
4164 | ||
474ee066 JH |
4165 | /* Check if the pending report is for the same device as the new one */ |
4166 | match = (!bacmp(bdaddr, &d->last_adv_addr) && | |
4167 | bdaddr_type == d->last_adv_addr_type); | |
4168 | ||
b9a6328f JH |
4169 | /* If the pending data doesn't match this report or this isn't a |
4170 | * scan response (e.g. we got a duplicate ADV_IND) then force | |
4171 | * sending of the pending data. | |
4172 | */ | |
474ee066 JH |
4173 | if (type != LE_ADV_SCAN_RSP || !match) { |
4174 | /* Send out whatever is in the cache, but skip duplicates */ | |
4175 | if (!match) | |
4176 | mgmt_device_found(hdev, &d->last_adv_addr, LE_LINK, | |
ff5cd29f JH |
4177 | d->last_adv_addr_type, NULL, |
4178 | d->last_adv_rssi, 0, 1, | |
4179 | d->last_adv_data, | |
474ee066 | 4180 | d->last_adv_data_len, NULL, 0); |
b9a6328f JH |
4181 | |
4182 | /* If the new report will trigger a SCAN_REQ store it for | |
4183 | * later merging. | |
4184 | */ | |
4185 | if (type == LE_ADV_IND || type == LE_ADV_SCAN_IND) { | |
4186 | store_pending_adv_report(hdev, bdaddr, bdaddr_type, | |
ff5cd29f | 4187 | rssi, data, len); |
b9a6328f JH |
4188 | return; |
4189 | } | |
4190 | ||
4191 | /* The advertising reports cannot be merged, so clear | |
4192 | * the pending report and send out a device found event. | |
4193 | */ | |
4194 | clear_pending_adv_report(hdev); | |
5c5b93e4 JH |
4195 | mgmt_device_found(hdev, bdaddr, LE_LINK, bdaddr_type, NULL, |
4196 | rssi, 0, 1, data, len, NULL, 0); | |
b9a6328f JH |
4197 | return; |
4198 | } | |
4199 | ||
4200 | /* If we get here we've got a pending ADV_IND or ADV_SCAN_IND and | |
4201 | * the new event is a SCAN_RSP. We can therefore proceed with | |
4202 | * sending a merged device found event. | |
4203 | */ | |
4204 | mgmt_device_found(hdev, &d->last_adv_addr, LE_LINK, | |
4205 | d->last_adv_addr_type, NULL, rssi, 0, 1, data, len, | |
4206 | d->last_adv_data, d->last_adv_data_len); | |
4207 | clear_pending_adv_report(hdev); | |
4af605d8 JH |
4208 | } |
4209 | ||
6039aa73 | 4210 | static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb) |
9aa04c91 | 4211 | { |
e95beb41 AG |
4212 | u8 num_reports = skb->data[0]; |
4213 | void *ptr = &skb->data[1]; | |
9aa04c91 | 4214 | |
a4790dbd AG |
4215 | hci_dev_lock(hdev); |
4216 | ||
e95beb41 AG |
4217 | while (num_reports--) { |
4218 | struct hci_ev_le_advertising_info *ev = ptr; | |
4af605d8 | 4219 | s8 rssi; |
a4790dbd | 4220 | |
3c9e9195 | 4221 | rssi = ev->data[ev->length]; |
4af605d8 JH |
4222 | process_adv_report(hdev, ev->evt_type, &ev->bdaddr, |
4223 | ev->bdaddr_type, rssi, ev->data, ev->length); | |
3c9e9195 | 4224 | |
e95beb41 | 4225 | ptr += sizeof(*ev) + ev->length + 1; |
9aa04c91 | 4226 | } |
a4790dbd AG |
4227 | |
4228 | hci_dev_unlock(hdev); | |
9aa04c91 AG |
4229 | } |
4230 | ||
6039aa73 | 4231 | static void hci_le_ltk_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
a7a595f6 VCG |
4232 | { |
4233 | struct hci_ev_le_ltk_req *ev = (void *) skb->data; | |
4234 | struct hci_cp_le_ltk_reply cp; | |
bea710fe | 4235 | struct hci_cp_le_ltk_neg_reply neg; |
a7a595f6 | 4236 | struct hci_conn *conn; |
c9839a11 | 4237 | struct smp_ltk *ltk; |
a7a595f6 | 4238 | |
9f1db00c | 4239 | BT_DBG("%s handle 0x%4.4x", hdev->name, __le16_to_cpu(ev->handle)); |
a7a595f6 VCG |
4240 | |
4241 | hci_dev_lock(hdev); | |
4242 | ||
4243 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
bea710fe VCG |
4244 | if (conn == NULL) |
4245 | goto not_found; | |
a7a595f6 | 4246 | |
fe39c7b2 | 4247 | ltk = hci_find_ltk(hdev, ev->ediv, ev->rand, conn->out); |
bea710fe VCG |
4248 | if (ltk == NULL) |
4249 | goto not_found; | |
4250 | ||
4251 | memcpy(cp.ltk, ltk->val, sizeof(ltk->val)); | |
a7a595f6 | 4252 | cp.handle = cpu_to_le16(conn->handle); |
c9839a11 VCG |
4253 | |
4254 | if (ltk->authenticated) | |
f8776218 AG |
4255 | conn->pending_sec_level = BT_SECURITY_HIGH; |
4256 | else | |
4257 | conn->pending_sec_level = BT_SECURITY_MEDIUM; | |
a7a595f6 | 4258 | |
89cbb4da | 4259 | conn->enc_key_size = ltk->enc_size; |
a7a595f6 VCG |
4260 | |
4261 | hci_send_cmd(hdev, HCI_OP_LE_LTK_REPLY, sizeof(cp), &cp); | |
4262 | ||
5981a882 CT |
4263 | /* Ref. Bluetooth Core SPEC pages 1975 and 2004. STK is a |
4264 | * temporary key used to encrypt a connection following | |
4265 | * pairing. It is used during the Encrypted Session Setup to | |
4266 | * distribute the keys. Later, security can be re-established | |
4267 | * using a distributed LTK. | |
4268 | */ | |
2ceba539 | 4269 | if (ltk->type == SMP_STK) { |
c9839a11 VCG |
4270 | list_del(<k->list); |
4271 | kfree(ltk); | |
4272 | } | |
4273 | ||
a7a595f6 | 4274 | hci_dev_unlock(hdev); |
bea710fe VCG |
4275 | |
4276 | return; | |
4277 | ||
4278 | not_found: | |
4279 | neg.handle = ev->handle; | |
4280 | hci_send_cmd(hdev, HCI_OP_LE_LTK_NEG_REPLY, sizeof(neg), &neg); | |
4281 | hci_dev_unlock(hdev); | |
a7a595f6 VCG |
4282 | } |
4283 | ||
6039aa73 | 4284 | static void hci_le_meta_evt(struct hci_dev *hdev, struct sk_buff *skb) |
fcd89c09 VT |
4285 | { |
4286 | struct hci_ev_le_meta *le_ev = (void *) skb->data; | |
4287 | ||
4288 | skb_pull(skb, sizeof(*le_ev)); | |
4289 | ||
4290 | switch (le_ev->subevent) { | |
4291 | case HCI_EV_LE_CONN_COMPLETE: | |
4292 | hci_le_conn_complete_evt(hdev, skb); | |
4293 | break; | |
4294 | ||
1855d92d MH |
4295 | case HCI_EV_LE_CONN_UPDATE_COMPLETE: |
4296 | hci_le_conn_update_complete_evt(hdev, skb); | |
4297 | break; | |
4298 | ||
9aa04c91 AG |
4299 | case HCI_EV_LE_ADVERTISING_REPORT: |
4300 | hci_le_adv_report_evt(hdev, skb); | |
4301 | break; | |
4302 | ||
a7a595f6 VCG |
4303 | case HCI_EV_LE_LTK_REQ: |
4304 | hci_le_ltk_request_evt(hdev, skb); | |
4305 | break; | |
4306 | ||
fcd89c09 VT |
4307 | default: |
4308 | break; | |
4309 | } | |
4310 | } | |
4311 | ||
9495b2ee AE |
4312 | static void hci_chan_selected_evt(struct hci_dev *hdev, struct sk_buff *skb) |
4313 | { | |
4314 | struct hci_ev_channel_selected *ev = (void *) skb->data; | |
4315 | struct hci_conn *hcon; | |
4316 | ||
4317 | BT_DBG("%s handle 0x%2.2x", hdev->name, ev->phy_handle); | |
4318 | ||
4319 | skb_pull(skb, sizeof(*ev)); | |
4320 | ||
4321 | hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle); | |
4322 | if (!hcon) | |
4323 | return; | |
4324 | ||
4325 | amp_read_loc_assoc_final_data(hdev, hcon); | |
4326 | } | |
4327 | ||
a9de9248 MH |
4328 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb) |
4329 | { | |
4330 | struct hci_event_hdr *hdr = (void *) skb->data; | |
4331 | __u8 event = hdr->evt; | |
4332 | ||
b6ddb638 JH |
4333 | hci_dev_lock(hdev); |
4334 | ||
4335 | /* Received events are (currently) only needed when a request is | |
4336 | * ongoing so avoid unnecessary memory allocation. | |
4337 | */ | |
4338 | if (hdev->req_status == HCI_REQ_PEND) { | |
4339 | kfree_skb(hdev->recv_evt); | |
4340 | hdev->recv_evt = skb_clone(skb, GFP_KERNEL); | |
4341 | } | |
4342 | ||
4343 | hci_dev_unlock(hdev); | |
4344 | ||
a9de9248 MH |
4345 | skb_pull(skb, HCI_EVENT_HDR_SIZE); |
4346 | ||
02350a72 | 4347 | if (hdev->sent_cmd && bt_cb(hdev->sent_cmd)->req.event == event) { |
c1f23a2b JB |
4348 | struct hci_command_hdr *cmd_hdr = (void *) hdev->sent_cmd->data; |
4349 | u16 opcode = __le16_to_cpu(cmd_hdr->opcode); | |
02350a72 JH |
4350 | |
4351 | hci_req_cmd_complete(hdev, opcode, 0); | |
4352 | } | |
4353 | ||
a9de9248 | 4354 | switch (event) { |
1da177e4 LT |
4355 | case HCI_EV_INQUIRY_COMPLETE: |
4356 | hci_inquiry_complete_evt(hdev, skb); | |
4357 | break; | |
4358 | ||
4359 | case HCI_EV_INQUIRY_RESULT: | |
4360 | hci_inquiry_result_evt(hdev, skb); | |
4361 | break; | |
4362 | ||
a9de9248 MH |
4363 | case HCI_EV_CONN_COMPLETE: |
4364 | hci_conn_complete_evt(hdev, skb); | |
21d9e30e MH |
4365 | break; |
4366 | ||
1da177e4 LT |
4367 | case HCI_EV_CONN_REQUEST: |
4368 | hci_conn_request_evt(hdev, skb); | |
4369 | break; | |
4370 | ||
1da177e4 LT |
4371 | case HCI_EV_DISCONN_COMPLETE: |
4372 | hci_disconn_complete_evt(hdev, skb); | |
4373 | break; | |
4374 | ||
1da177e4 LT |
4375 | case HCI_EV_AUTH_COMPLETE: |
4376 | hci_auth_complete_evt(hdev, skb); | |
4377 | break; | |
4378 | ||
a9de9248 MH |
4379 | case HCI_EV_REMOTE_NAME: |
4380 | hci_remote_name_evt(hdev, skb); | |
4381 | break; | |
4382 | ||
1da177e4 LT |
4383 | case HCI_EV_ENCRYPT_CHANGE: |
4384 | hci_encrypt_change_evt(hdev, skb); | |
4385 | break; | |
4386 | ||
a9de9248 MH |
4387 | case HCI_EV_CHANGE_LINK_KEY_COMPLETE: |
4388 | hci_change_link_key_complete_evt(hdev, skb); | |
4389 | break; | |
4390 | ||
4391 | case HCI_EV_REMOTE_FEATURES: | |
4392 | hci_remote_features_evt(hdev, skb); | |
4393 | break; | |
4394 | ||
a9de9248 MH |
4395 | case HCI_EV_CMD_COMPLETE: |
4396 | hci_cmd_complete_evt(hdev, skb); | |
4397 | break; | |
4398 | ||
4399 | case HCI_EV_CMD_STATUS: | |
4400 | hci_cmd_status_evt(hdev, skb); | |
4401 | break; | |
4402 | ||
4403 | case HCI_EV_ROLE_CHANGE: | |
4404 | hci_role_change_evt(hdev, skb); | |
4405 | break; | |
4406 | ||
4407 | case HCI_EV_NUM_COMP_PKTS: | |
4408 | hci_num_comp_pkts_evt(hdev, skb); | |
4409 | break; | |
4410 | ||
4411 | case HCI_EV_MODE_CHANGE: | |
4412 | hci_mode_change_evt(hdev, skb); | |
1da177e4 LT |
4413 | break; |
4414 | ||
4415 | case HCI_EV_PIN_CODE_REQ: | |
4416 | hci_pin_code_request_evt(hdev, skb); | |
4417 | break; | |
4418 | ||
4419 | case HCI_EV_LINK_KEY_REQ: | |
4420 | hci_link_key_request_evt(hdev, skb); | |
4421 | break; | |
4422 | ||
4423 | case HCI_EV_LINK_KEY_NOTIFY: | |
4424 | hci_link_key_notify_evt(hdev, skb); | |
4425 | break; | |
4426 | ||
4427 | case HCI_EV_CLOCK_OFFSET: | |
4428 | hci_clock_offset_evt(hdev, skb); | |
4429 | break; | |
4430 | ||
a8746417 MH |
4431 | case HCI_EV_PKT_TYPE_CHANGE: |
4432 | hci_pkt_type_change_evt(hdev, skb); | |
4433 | break; | |
4434 | ||
85a1e930 MH |
4435 | case HCI_EV_PSCAN_REP_MODE: |
4436 | hci_pscan_rep_mode_evt(hdev, skb); | |
4437 | break; | |
4438 | ||
a9de9248 MH |
4439 | case HCI_EV_INQUIRY_RESULT_WITH_RSSI: |
4440 | hci_inquiry_result_with_rssi_evt(hdev, skb); | |
04837f64 MH |
4441 | break; |
4442 | ||
a9de9248 MH |
4443 | case HCI_EV_REMOTE_EXT_FEATURES: |
4444 | hci_remote_ext_features_evt(hdev, skb); | |
1da177e4 LT |
4445 | break; |
4446 | ||
a9de9248 MH |
4447 | case HCI_EV_SYNC_CONN_COMPLETE: |
4448 | hci_sync_conn_complete_evt(hdev, skb); | |
4449 | break; | |
1da177e4 | 4450 | |
a9de9248 MH |
4451 | case HCI_EV_EXTENDED_INQUIRY_RESULT: |
4452 | hci_extended_inquiry_result_evt(hdev, skb); | |
4453 | break; | |
1da177e4 | 4454 | |
1c2e0041 JH |
4455 | case HCI_EV_KEY_REFRESH_COMPLETE: |
4456 | hci_key_refresh_complete_evt(hdev, skb); | |
4457 | break; | |
4458 | ||
0493684e MH |
4459 | case HCI_EV_IO_CAPA_REQUEST: |
4460 | hci_io_capa_request_evt(hdev, skb); | |
4461 | break; | |
4462 | ||
03b555e1 JH |
4463 | case HCI_EV_IO_CAPA_REPLY: |
4464 | hci_io_capa_reply_evt(hdev, skb); | |
4465 | break; | |
4466 | ||
a5c29683 JH |
4467 | case HCI_EV_USER_CONFIRM_REQUEST: |
4468 | hci_user_confirm_request_evt(hdev, skb); | |
4469 | break; | |
4470 | ||
1143d458 BG |
4471 | case HCI_EV_USER_PASSKEY_REQUEST: |
4472 | hci_user_passkey_request_evt(hdev, skb); | |
4473 | break; | |
4474 | ||
92a25256 JH |
4475 | case HCI_EV_USER_PASSKEY_NOTIFY: |
4476 | hci_user_passkey_notify_evt(hdev, skb); | |
4477 | break; | |
4478 | ||
4479 | case HCI_EV_KEYPRESS_NOTIFY: | |
4480 | hci_keypress_notify_evt(hdev, skb); | |
4481 | break; | |
4482 | ||
0493684e MH |
4483 | case HCI_EV_SIMPLE_PAIR_COMPLETE: |
4484 | hci_simple_pair_complete_evt(hdev, skb); | |
4485 | break; | |
4486 | ||
41a96212 MH |
4487 | case HCI_EV_REMOTE_HOST_FEATURES: |
4488 | hci_remote_host_features_evt(hdev, skb); | |
4489 | break; | |
4490 | ||
fcd89c09 VT |
4491 | case HCI_EV_LE_META: |
4492 | hci_le_meta_evt(hdev, skb); | |
4493 | break; | |
4494 | ||
9495b2ee AE |
4495 | case HCI_EV_CHANNEL_SELECTED: |
4496 | hci_chan_selected_evt(hdev, skb); | |
4497 | break; | |
4498 | ||
2763eda6 SJ |
4499 | case HCI_EV_REMOTE_OOB_DATA_REQUEST: |
4500 | hci_remote_oob_data_request_evt(hdev, skb); | |
4501 | break; | |
4502 | ||
d5e91192 AE |
4503 | case HCI_EV_PHY_LINK_COMPLETE: |
4504 | hci_phy_link_complete_evt(hdev, skb); | |
4505 | break; | |
4506 | ||
27695fb4 AE |
4507 | case HCI_EV_LOGICAL_LINK_COMPLETE: |
4508 | hci_loglink_complete_evt(hdev, skb); | |
4509 | break; | |
4510 | ||
606e2a10 AE |
4511 | case HCI_EV_DISCONN_LOGICAL_LINK_COMPLETE: |
4512 | hci_disconn_loglink_complete_evt(hdev, skb); | |
4513 | break; | |
4514 | ||
9eef6b3a AE |
4515 | case HCI_EV_DISCONN_PHY_LINK_COMPLETE: |
4516 | hci_disconn_phylink_complete_evt(hdev, skb); | |
4517 | break; | |
4518 | ||
25e89e99 AE |
4519 | case HCI_EV_NUM_COMP_BLOCKS: |
4520 | hci_num_comp_blocks_evt(hdev, skb); | |
4521 | break; | |
4522 | ||
a9de9248 | 4523 | default: |
9f1db00c | 4524 | BT_DBG("%s event 0x%2.2x", hdev->name, event); |
1da177e4 LT |
4525 | break; |
4526 | } | |
4527 | ||
4528 | kfree_skb(skb); | |
4529 | hdev->stat.evt_rx++; | |
4530 | } |