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Commit | Line | Data |
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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 <linux/module.h> |
28 | ||
29 | #include <linux/types.h> | |
30 | #include <linux/errno.h> | |
31 | #include <linux/kernel.h> | |
1da177e4 LT |
32 | #include <linux/slab.h> |
33 | #include <linux/poll.h> | |
34 | #include <linux/fcntl.h> | |
35 | #include <linux/init.h> | |
36 | #include <linux/skbuff.h> | |
37 | #include <linux/interrupt.h> | |
38 | #include <linux/notifier.h> | |
39 | #include <net/sock.h> | |
40 | ||
41 | #include <asm/system.h> | |
70f23020 | 42 | #include <linux/uaccess.h> |
1da177e4 LT |
43 | #include <asm/unaligned.h> |
44 | ||
45 | #include <net/bluetooth/bluetooth.h> | |
46 | #include <net/bluetooth/hci_core.h> | |
47 | ||
1da177e4 LT |
48 | /* Handle HCI Event packets */ |
49 | ||
a9de9248 | 50 | static void hci_cc_inquiry_cancel(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 51 | { |
a9de9248 | 52 | __u8 status = *((__u8 *) skb->data); |
1da177e4 | 53 | |
a9de9248 | 54 | BT_DBG("%s status 0x%x", hdev->name, status); |
1da177e4 | 55 | |
a9de9248 MH |
56 | if (status) |
57 | return; | |
1da177e4 | 58 | |
314b2381 JH |
59 | if (test_bit(HCI_MGMT, &hdev->flags) && |
60 | test_and_clear_bit(HCI_INQUIRY, &hdev->flags)) | |
61 | mgmt_discovering(hdev->id, 0); | |
6bd57416 | 62 | |
23bb5763 | 63 | hci_req_complete(hdev, HCI_OP_INQUIRY_CANCEL, status); |
a9de9248 MH |
64 | |
65 | hci_conn_check_pending(hdev); | |
66 | } | |
6bd57416 | 67 | |
a9de9248 MH |
68 | static void hci_cc_exit_periodic_inq(struct hci_dev *hdev, struct sk_buff *skb) |
69 | { | |
70 | __u8 status = *((__u8 *) skb->data); | |
6bd57416 | 71 | |
a9de9248 | 72 | BT_DBG("%s status 0x%x", hdev->name, status); |
6bd57416 | 73 | |
a9de9248 MH |
74 | if (status) |
75 | return; | |
1da177e4 | 76 | |
314b2381 JH |
77 | if (test_bit(HCI_MGMT, &hdev->flags) && |
78 | test_and_clear_bit(HCI_INQUIRY, &hdev->flags)) | |
79 | mgmt_discovering(hdev->id, 0); | |
a9de9248 MH |
80 | |
81 | hci_conn_check_pending(hdev); | |
82 | } | |
83 | ||
84 | static void hci_cc_remote_name_req_cancel(struct hci_dev *hdev, struct sk_buff *skb) | |
85 | { | |
86 | BT_DBG("%s", hdev->name); | |
87 | } | |
88 | ||
89 | static void hci_cc_role_discovery(struct hci_dev *hdev, struct sk_buff *skb) | |
90 | { | |
91 | struct hci_rp_role_discovery *rp = (void *) skb->data; | |
92 | struct hci_conn *conn; | |
93 | ||
94 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
95 | ||
96 | if (rp->status) | |
97 | return; | |
98 | ||
99 | hci_dev_lock(hdev); | |
100 | ||
101 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
102 | if (conn) { | |
103 | if (rp->role) | |
104 | conn->link_mode &= ~HCI_LM_MASTER; | |
105 | else | |
106 | conn->link_mode |= HCI_LM_MASTER; | |
1da177e4 | 107 | } |
a9de9248 MH |
108 | |
109 | hci_dev_unlock(hdev); | |
1da177e4 LT |
110 | } |
111 | ||
e4e8e37c MH |
112 | static void hci_cc_read_link_policy(struct hci_dev *hdev, struct sk_buff *skb) |
113 | { | |
114 | struct hci_rp_read_link_policy *rp = (void *) skb->data; | |
115 | struct hci_conn *conn; | |
116 | ||
117 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
118 | ||
119 | if (rp->status) | |
120 | return; | |
121 | ||
122 | hci_dev_lock(hdev); | |
123 | ||
124 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); | |
125 | if (conn) | |
126 | conn->link_policy = __le16_to_cpu(rp->policy); | |
127 | ||
128 | hci_dev_unlock(hdev); | |
129 | } | |
130 | ||
a9de9248 | 131 | static void hci_cc_write_link_policy(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 132 | { |
a9de9248 | 133 | struct hci_rp_write_link_policy *rp = (void *) skb->data; |
1da177e4 | 134 | struct hci_conn *conn; |
04837f64 | 135 | void *sent; |
1da177e4 | 136 | |
a9de9248 | 137 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1da177e4 | 138 | |
a9de9248 MH |
139 | if (rp->status) |
140 | return; | |
1da177e4 | 141 | |
a9de9248 MH |
142 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LINK_POLICY); |
143 | if (!sent) | |
144 | return; | |
1da177e4 | 145 | |
a9de9248 | 146 | hci_dev_lock(hdev); |
1da177e4 | 147 | |
a9de9248 | 148 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle)); |
e4e8e37c | 149 | if (conn) |
83985319 | 150 | conn->link_policy = get_unaligned_le16(sent + 2); |
1da177e4 | 151 | |
a9de9248 MH |
152 | hci_dev_unlock(hdev); |
153 | } | |
1da177e4 | 154 | |
e4e8e37c MH |
155 | static void hci_cc_read_def_link_policy(struct hci_dev *hdev, struct sk_buff *skb) |
156 | { | |
157 | struct hci_rp_read_def_link_policy *rp = (void *) skb->data; | |
158 | ||
159 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
160 | ||
161 | if (rp->status) | |
162 | return; | |
163 | ||
164 | hdev->link_policy = __le16_to_cpu(rp->policy); | |
165 | } | |
166 | ||
167 | static void hci_cc_write_def_link_policy(struct hci_dev *hdev, struct sk_buff *skb) | |
168 | { | |
169 | __u8 status = *((__u8 *) skb->data); | |
170 | void *sent; | |
171 | ||
172 | BT_DBG("%s status 0x%x", hdev->name, status); | |
173 | ||
174 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_DEF_LINK_POLICY); | |
175 | if (!sent) | |
176 | return; | |
177 | ||
178 | if (!status) | |
179 | hdev->link_policy = get_unaligned_le16(sent); | |
180 | ||
23bb5763 | 181 | hci_req_complete(hdev, HCI_OP_WRITE_DEF_LINK_POLICY, status); |
e4e8e37c MH |
182 | } |
183 | ||
a9de9248 MH |
184 | static void hci_cc_reset(struct hci_dev *hdev, struct sk_buff *skb) |
185 | { | |
186 | __u8 status = *((__u8 *) skb->data); | |
04837f64 | 187 | |
a9de9248 | 188 | BT_DBG("%s status 0x%x", hdev->name, status); |
04837f64 | 189 | |
10572132 GP |
190 | clear_bit(HCI_RESET, &hdev->flags); |
191 | ||
23bb5763 | 192 | hci_req_complete(hdev, HCI_OP_RESET, status); |
a9de9248 | 193 | } |
04837f64 | 194 | |
a9de9248 MH |
195 | static void hci_cc_write_local_name(struct hci_dev *hdev, struct sk_buff *skb) |
196 | { | |
197 | __u8 status = *((__u8 *) skb->data); | |
198 | void *sent; | |
04837f64 | 199 | |
a9de9248 | 200 | BT_DBG("%s status 0x%x", hdev->name, status); |
04837f64 | 201 | |
a9de9248 MH |
202 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LOCAL_NAME); |
203 | if (!sent) | |
204 | return; | |
04837f64 | 205 | |
b312b161 JH |
206 | if (test_bit(HCI_MGMT, &hdev->flags)) |
207 | mgmt_set_local_name_complete(hdev->id, sent, status); | |
208 | ||
209 | if (status) | |
210 | return; | |
211 | ||
1f6c6378 | 212 | memcpy(hdev->dev_name, sent, HCI_MAX_NAME_LENGTH); |
a9de9248 MH |
213 | } |
214 | ||
215 | static void hci_cc_read_local_name(struct hci_dev *hdev, struct sk_buff *skb) | |
216 | { | |
217 | struct hci_rp_read_local_name *rp = (void *) skb->data; | |
218 | ||
219 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
220 | ||
221 | if (rp->status) | |
222 | return; | |
223 | ||
1f6c6378 | 224 | memcpy(hdev->dev_name, rp->name, HCI_MAX_NAME_LENGTH); |
a9de9248 MH |
225 | } |
226 | ||
227 | static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb) | |
228 | { | |
229 | __u8 status = *((__u8 *) skb->data); | |
230 | void *sent; | |
231 | ||
232 | BT_DBG("%s status 0x%x", hdev->name, status); | |
233 | ||
234 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_AUTH_ENABLE); | |
235 | if (!sent) | |
236 | return; | |
237 | ||
238 | if (!status) { | |
239 | __u8 param = *((__u8 *) sent); | |
240 | ||
241 | if (param == AUTH_ENABLED) | |
242 | set_bit(HCI_AUTH, &hdev->flags); | |
243 | else | |
244 | clear_bit(HCI_AUTH, &hdev->flags); | |
1da177e4 | 245 | } |
a9de9248 | 246 | |
23bb5763 | 247 | hci_req_complete(hdev, HCI_OP_WRITE_AUTH_ENABLE, status); |
1da177e4 LT |
248 | } |
249 | ||
a9de9248 | 250 | static void hci_cc_write_encrypt_mode(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 251 | { |
a9de9248 | 252 | __u8 status = *((__u8 *) skb->data); |
1da177e4 LT |
253 | void *sent; |
254 | ||
a9de9248 | 255 | BT_DBG("%s status 0x%x", hdev->name, status); |
1da177e4 | 256 | |
a9de9248 MH |
257 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_ENCRYPT_MODE); |
258 | if (!sent) | |
259 | return; | |
1da177e4 | 260 | |
a9de9248 MH |
261 | if (!status) { |
262 | __u8 param = *((__u8 *) sent); | |
263 | ||
264 | if (param) | |
265 | set_bit(HCI_ENCRYPT, &hdev->flags); | |
266 | else | |
267 | clear_bit(HCI_ENCRYPT, &hdev->flags); | |
268 | } | |
1da177e4 | 269 | |
23bb5763 | 270 | hci_req_complete(hdev, HCI_OP_WRITE_ENCRYPT_MODE, status); |
a9de9248 | 271 | } |
1da177e4 | 272 | |
a9de9248 MH |
273 | static void hci_cc_write_scan_enable(struct hci_dev *hdev, struct sk_buff *skb) |
274 | { | |
275 | __u8 status = *((__u8 *) skb->data); | |
276 | void *sent; | |
1da177e4 | 277 | |
a9de9248 | 278 | BT_DBG("%s status 0x%x", hdev->name, status); |
1da177e4 | 279 | |
a9de9248 MH |
280 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SCAN_ENABLE); |
281 | if (!sent) | |
282 | return; | |
1da177e4 | 283 | |
a9de9248 MH |
284 | if (!status) { |
285 | __u8 param = *((__u8 *) sent); | |
9fbcbb45 | 286 | int old_pscan, old_iscan; |
1da177e4 | 287 | |
9fbcbb45 JH |
288 | old_pscan = test_and_clear_bit(HCI_PSCAN, &hdev->flags); |
289 | old_iscan = test_and_clear_bit(HCI_ISCAN, &hdev->flags); | |
1da177e4 | 290 | |
73f22f62 | 291 | if (param & SCAN_INQUIRY) { |
a9de9248 | 292 | set_bit(HCI_ISCAN, &hdev->flags); |
9fbcbb45 JH |
293 | if (!old_iscan) |
294 | mgmt_discoverable(hdev->id, 1); | |
295 | } else if (old_iscan) | |
73f22f62 | 296 | mgmt_discoverable(hdev->id, 0); |
1da177e4 | 297 | |
9fbcbb45 | 298 | if (param & SCAN_PAGE) { |
a9de9248 | 299 | set_bit(HCI_PSCAN, &hdev->flags); |
9fbcbb45 JH |
300 | if (!old_pscan) |
301 | mgmt_connectable(hdev->id, 1); | |
302 | } else if (old_pscan) | |
303 | mgmt_connectable(hdev->id, 0); | |
a9de9248 | 304 | } |
1da177e4 | 305 | |
23bb5763 | 306 | hci_req_complete(hdev, HCI_OP_WRITE_SCAN_ENABLE, status); |
a9de9248 | 307 | } |
1da177e4 | 308 | |
a9de9248 MH |
309 | static void hci_cc_read_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb) |
310 | { | |
311 | struct hci_rp_read_class_of_dev *rp = (void *) skb->data; | |
1da177e4 | 312 | |
a9de9248 | 313 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1da177e4 | 314 | |
a9de9248 MH |
315 | if (rp->status) |
316 | return; | |
1da177e4 | 317 | |
a9de9248 | 318 | memcpy(hdev->dev_class, rp->dev_class, 3); |
1da177e4 | 319 | |
a9de9248 MH |
320 | BT_DBG("%s class 0x%.2x%.2x%.2x", hdev->name, |
321 | hdev->dev_class[2], hdev->dev_class[1], hdev->dev_class[0]); | |
322 | } | |
1da177e4 | 323 | |
a9de9248 MH |
324 | static void hci_cc_write_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb) |
325 | { | |
326 | __u8 status = *((__u8 *) skb->data); | |
327 | void *sent; | |
1da177e4 | 328 | |
a9de9248 | 329 | BT_DBG("%s status 0x%x", hdev->name, status); |
1da177e4 | 330 | |
f383f275 MH |
331 | if (status) |
332 | return; | |
333 | ||
a9de9248 MH |
334 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_CLASS_OF_DEV); |
335 | if (!sent) | |
336 | return; | |
1da177e4 | 337 | |
f383f275 | 338 | memcpy(hdev->dev_class, sent, 3); |
a9de9248 | 339 | } |
1da177e4 | 340 | |
a9de9248 MH |
341 | static void hci_cc_read_voice_setting(struct hci_dev *hdev, struct sk_buff *skb) |
342 | { | |
343 | struct hci_rp_read_voice_setting *rp = (void *) skb->data; | |
344 | __u16 setting; | |
345 | ||
346 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
347 | ||
348 | if (rp->status) | |
349 | return; | |
350 | ||
351 | setting = __le16_to_cpu(rp->voice_setting); | |
352 | ||
f383f275 | 353 | if (hdev->voice_setting == setting) |
a9de9248 MH |
354 | return; |
355 | ||
356 | hdev->voice_setting = setting; | |
357 | ||
358 | BT_DBG("%s voice setting 0x%04x", hdev->name, setting); | |
359 | ||
360 | if (hdev->notify) { | |
361 | tasklet_disable(&hdev->tx_task); | |
362 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); | |
363 | tasklet_enable(&hdev->tx_task); | |
364 | } | |
365 | } | |
366 | ||
367 | static void hci_cc_write_voice_setting(struct hci_dev *hdev, struct sk_buff *skb) | |
368 | { | |
369 | __u8 status = *((__u8 *) skb->data); | |
f383f275 | 370 | __u16 setting; |
a9de9248 MH |
371 | void *sent; |
372 | ||
373 | BT_DBG("%s status 0x%x", hdev->name, status); | |
1da177e4 | 374 | |
f383f275 MH |
375 | if (status) |
376 | return; | |
377 | ||
a9de9248 MH |
378 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_VOICE_SETTING); |
379 | if (!sent) | |
380 | return; | |
1da177e4 | 381 | |
f383f275 | 382 | setting = get_unaligned_le16(sent); |
1da177e4 | 383 | |
f383f275 MH |
384 | if (hdev->voice_setting == setting) |
385 | return; | |
386 | ||
387 | hdev->voice_setting = setting; | |
1da177e4 | 388 | |
f383f275 | 389 | BT_DBG("%s voice setting 0x%04x", hdev->name, setting); |
1da177e4 | 390 | |
f383f275 MH |
391 | if (hdev->notify) { |
392 | tasklet_disable(&hdev->tx_task); | |
393 | hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING); | |
394 | tasklet_enable(&hdev->tx_task); | |
1da177e4 LT |
395 | } |
396 | } | |
397 | ||
a9de9248 | 398 | static void hci_cc_host_buffer_size(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 399 | { |
a9de9248 | 400 | __u8 status = *((__u8 *) skb->data); |
1da177e4 | 401 | |
a9de9248 | 402 | BT_DBG("%s status 0x%x", hdev->name, status); |
1da177e4 | 403 | |
23bb5763 | 404 | hci_req_complete(hdev, HCI_OP_HOST_BUFFER_SIZE, status); |
a9de9248 | 405 | } |
1143e5a6 | 406 | |
333140b5 MH |
407 | static void hci_cc_read_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb) |
408 | { | |
409 | struct hci_rp_read_ssp_mode *rp = (void *) skb->data; | |
410 | ||
411 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
412 | ||
413 | if (rp->status) | |
414 | return; | |
415 | ||
416 | hdev->ssp_mode = rp->mode; | |
417 | } | |
418 | ||
419 | static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb) | |
420 | { | |
421 | __u8 status = *((__u8 *) skb->data); | |
422 | void *sent; | |
423 | ||
424 | BT_DBG("%s status 0x%x", hdev->name, status); | |
425 | ||
426 | if (status) | |
427 | return; | |
428 | ||
429 | sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SSP_MODE); | |
430 | if (!sent) | |
431 | return; | |
432 | ||
433 | hdev->ssp_mode = *((__u8 *) sent); | |
434 | } | |
435 | ||
d5859e22 JH |
436 | static u8 hci_get_inquiry_mode(struct hci_dev *hdev) |
437 | { | |
438 | if (hdev->features[6] & LMP_EXT_INQ) | |
439 | return 2; | |
440 | ||
441 | if (hdev->features[3] & LMP_RSSI_INQ) | |
442 | return 1; | |
443 | ||
444 | if (hdev->manufacturer == 11 && hdev->hci_rev == 0x00 && | |
445 | hdev->lmp_subver == 0x0757) | |
446 | return 1; | |
447 | ||
448 | if (hdev->manufacturer == 15) { | |
449 | if (hdev->hci_rev == 0x03 && hdev->lmp_subver == 0x6963) | |
450 | return 1; | |
451 | if (hdev->hci_rev == 0x09 && hdev->lmp_subver == 0x6963) | |
452 | return 1; | |
453 | if (hdev->hci_rev == 0x00 && hdev->lmp_subver == 0x6965) | |
454 | return 1; | |
455 | } | |
456 | ||
457 | if (hdev->manufacturer == 31 && hdev->hci_rev == 0x2005 && | |
458 | hdev->lmp_subver == 0x1805) | |
459 | return 1; | |
460 | ||
461 | return 0; | |
462 | } | |
463 | ||
464 | static void hci_setup_inquiry_mode(struct hci_dev *hdev) | |
465 | { | |
466 | u8 mode; | |
467 | ||
468 | mode = hci_get_inquiry_mode(hdev); | |
469 | ||
470 | hci_send_cmd(hdev, HCI_OP_WRITE_INQUIRY_MODE, 1, &mode); | |
471 | } | |
472 | ||
473 | static void hci_setup_event_mask(struct hci_dev *hdev) | |
474 | { | |
475 | /* The second byte is 0xff instead of 0x9f (two reserved bits | |
476 | * disabled) since a Broadcom 1.2 dongle doesn't respond to the | |
477 | * command otherwise */ | |
478 | u8 events[8] = { 0xff, 0xff, 0xfb, 0xff, 0x00, 0x00, 0x00, 0x00 }; | |
479 | ||
480 | /* Events for 1.2 and newer controllers */ | |
481 | if (hdev->lmp_ver > 1) { | |
482 | events[4] |= 0x01; /* Flow Specification Complete */ | |
483 | events[4] |= 0x02; /* Inquiry Result with RSSI */ | |
484 | events[4] |= 0x04; /* Read Remote Extended Features Complete */ | |
485 | events[5] |= 0x08; /* Synchronous Connection Complete */ | |
486 | events[5] |= 0x10; /* Synchronous Connection Changed */ | |
487 | } | |
488 | ||
489 | if (hdev->features[3] & LMP_RSSI_INQ) | |
490 | events[4] |= 0x04; /* Inquiry Result with RSSI */ | |
491 | ||
492 | if (hdev->features[5] & LMP_SNIFF_SUBR) | |
493 | events[5] |= 0x20; /* Sniff Subrating */ | |
494 | ||
495 | if (hdev->features[5] & LMP_PAUSE_ENC) | |
496 | events[5] |= 0x80; /* Encryption Key Refresh Complete */ | |
497 | ||
498 | if (hdev->features[6] & LMP_EXT_INQ) | |
499 | events[5] |= 0x40; /* Extended Inquiry Result */ | |
500 | ||
501 | if (hdev->features[6] & LMP_NO_FLUSH) | |
502 | events[7] |= 0x01; /* Enhanced Flush Complete */ | |
503 | ||
504 | if (hdev->features[7] & LMP_LSTO) | |
505 | events[6] |= 0x80; /* Link Supervision Timeout Changed */ | |
506 | ||
507 | if (hdev->features[6] & LMP_SIMPLE_PAIR) { | |
508 | events[6] |= 0x01; /* IO Capability Request */ | |
509 | events[6] |= 0x02; /* IO Capability Response */ | |
510 | events[6] |= 0x04; /* User Confirmation Request */ | |
511 | events[6] |= 0x08; /* User Passkey Request */ | |
512 | events[6] |= 0x10; /* Remote OOB Data Request */ | |
513 | events[6] |= 0x20; /* Simple Pairing Complete */ | |
514 | events[7] |= 0x04; /* User Passkey Notification */ | |
515 | events[7] |= 0x08; /* Keypress Notification */ | |
516 | events[7] |= 0x10; /* Remote Host Supported | |
517 | * Features Notification */ | |
518 | } | |
519 | ||
520 | if (hdev->features[4] & LMP_LE) | |
521 | events[7] |= 0x20; /* LE Meta-Event */ | |
522 | ||
523 | hci_send_cmd(hdev, HCI_OP_SET_EVENT_MASK, sizeof(events), events); | |
524 | } | |
525 | ||
526 | static void hci_setup(struct hci_dev *hdev) | |
527 | { | |
528 | hci_setup_event_mask(hdev); | |
529 | ||
530 | if (hdev->lmp_ver > 1) | |
531 | hci_send_cmd(hdev, HCI_OP_READ_LOCAL_COMMANDS, 0, NULL); | |
532 | ||
533 | if (hdev->features[6] & LMP_SIMPLE_PAIR) { | |
534 | u8 mode = 0x01; | |
535 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, sizeof(mode), &mode); | |
536 | } | |
537 | ||
538 | if (hdev->features[3] & LMP_RSSI_INQ) | |
539 | hci_setup_inquiry_mode(hdev); | |
540 | ||
541 | if (hdev->features[7] & LMP_INQ_TX_PWR) | |
542 | hci_send_cmd(hdev, HCI_OP_READ_INQ_RSP_TX_POWER, 0, NULL); | |
543 | } | |
544 | ||
a9de9248 MH |
545 | static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb) |
546 | { | |
547 | struct hci_rp_read_local_version *rp = (void *) skb->data; | |
1143e5a6 | 548 | |
a9de9248 | 549 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1143e5a6 | 550 | |
a9de9248 MH |
551 | if (rp->status) |
552 | return; | |
1143e5a6 | 553 | |
a9de9248 | 554 | hdev->hci_ver = rp->hci_ver; |
e4e8e37c | 555 | hdev->hci_rev = __le16_to_cpu(rp->hci_rev); |
d5859e22 | 556 | hdev->lmp_ver = rp->lmp_ver; |
e4e8e37c | 557 | hdev->manufacturer = __le16_to_cpu(rp->manufacturer); |
d5859e22 | 558 | hdev->lmp_subver = __le16_to_cpu(rp->lmp_subver); |
1143e5a6 | 559 | |
a9de9248 MH |
560 | BT_DBG("%s manufacturer %d hci ver %d:%d", hdev->name, |
561 | hdev->manufacturer, | |
562 | hdev->hci_ver, hdev->hci_rev); | |
d5859e22 JH |
563 | |
564 | if (test_bit(HCI_INIT, &hdev->flags)) | |
565 | hci_setup(hdev); | |
566 | } | |
567 | ||
568 | static void hci_setup_link_policy(struct hci_dev *hdev) | |
569 | { | |
570 | u16 link_policy = 0; | |
571 | ||
572 | if (hdev->features[0] & LMP_RSWITCH) | |
573 | link_policy |= HCI_LP_RSWITCH; | |
574 | if (hdev->features[0] & LMP_HOLD) | |
575 | link_policy |= HCI_LP_HOLD; | |
576 | if (hdev->features[0] & LMP_SNIFF) | |
577 | link_policy |= HCI_LP_SNIFF; | |
578 | if (hdev->features[1] & LMP_PARK) | |
579 | link_policy |= HCI_LP_PARK; | |
580 | ||
581 | link_policy = cpu_to_le16(link_policy); | |
582 | hci_send_cmd(hdev, HCI_OP_WRITE_DEF_LINK_POLICY, | |
583 | sizeof(link_policy), &link_policy); | |
a9de9248 | 584 | } |
1da177e4 | 585 | |
a9de9248 MH |
586 | static void hci_cc_read_local_commands(struct hci_dev *hdev, struct sk_buff *skb) |
587 | { | |
588 | struct hci_rp_read_local_commands *rp = (void *) skb->data; | |
1da177e4 | 589 | |
a9de9248 | 590 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1da177e4 | 591 | |
a9de9248 | 592 | if (rp->status) |
d5859e22 | 593 | goto done; |
1da177e4 | 594 | |
a9de9248 | 595 | memcpy(hdev->commands, rp->commands, sizeof(hdev->commands)); |
d5859e22 JH |
596 | |
597 | if (test_bit(HCI_INIT, &hdev->flags) && (hdev->commands[5] & 0x10)) | |
598 | hci_setup_link_policy(hdev); | |
599 | ||
600 | done: | |
601 | hci_req_complete(hdev, HCI_OP_READ_LOCAL_COMMANDS, rp->status); | |
a9de9248 | 602 | } |
1da177e4 | 603 | |
a9de9248 MH |
604 | static void hci_cc_read_local_features(struct hci_dev *hdev, struct sk_buff *skb) |
605 | { | |
606 | struct hci_rp_read_local_features *rp = (void *) skb->data; | |
5b7f9909 | 607 | |
a9de9248 | 608 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1da177e4 | 609 | |
a9de9248 MH |
610 | if (rp->status) |
611 | return; | |
5b7f9909 | 612 | |
a9de9248 | 613 | memcpy(hdev->features, rp->features, 8); |
5b7f9909 | 614 | |
a9de9248 MH |
615 | /* Adjust default settings according to features |
616 | * supported by device. */ | |
1da177e4 | 617 | |
a9de9248 MH |
618 | if (hdev->features[0] & LMP_3SLOT) |
619 | hdev->pkt_type |= (HCI_DM3 | HCI_DH3); | |
1da177e4 | 620 | |
a9de9248 MH |
621 | if (hdev->features[0] & LMP_5SLOT) |
622 | hdev->pkt_type |= (HCI_DM5 | HCI_DH5); | |
1da177e4 | 623 | |
a9de9248 MH |
624 | if (hdev->features[1] & LMP_HV2) { |
625 | hdev->pkt_type |= (HCI_HV2); | |
626 | hdev->esco_type |= (ESCO_HV2); | |
627 | } | |
1da177e4 | 628 | |
a9de9248 MH |
629 | if (hdev->features[1] & LMP_HV3) { |
630 | hdev->pkt_type |= (HCI_HV3); | |
631 | hdev->esco_type |= (ESCO_HV3); | |
632 | } | |
1da177e4 | 633 | |
a9de9248 MH |
634 | if (hdev->features[3] & LMP_ESCO) |
635 | hdev->esco_type |= (ESCO_EV3); | |
da1f5198 | 636 | |
a9de9248 MH |
637 | if (hdev->features[4] & LMP_EV4) |
638 | hdev->esco_type |= (ESCO_EV4); | |
da1f5198 | 639 | |
a9de9248 MH |
640 | if (hdev->features[4] & LMP_EV5) |
641 | hdev->esco_type |= (ESCO_EV5); | |
1da177e4 | 642 | |
efc7688b MH |
643 | if (hdev->features[5] & LMP_EDR_ESCO_2M) |
644 | hdev->esco_type |= (ESCO_2EV3); | |
645 | ||
646 | if (hdev->features[5] & LMP_EDR_ESCO_3M) | |
647 | hdev->esco_type |= (ESCO_3EV3); | |
648 | ||
649 | if (hdev->features[5] & LMP_EDR_3S_ESCO) | |
650 | hdev->esco_type |= (ESCO_2EV5 | ESCO_3EV5); | |
651 | ||
a9de9248 MH |
652 | BT_DBG("%s features 0x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x", hdev->name, |
653 | hdev->features[0], hdev->features[1], | |
654 | hdev->features[2], hdev->features[3], | |
655 | hdev->features[4], hdev->features[5], | |
656 | hdev->features[6], hdev->features[7]); | |
657 | } | |
1da177e4 | 658 | |
a9de9248 MH |
659 | static void hci_cc_read_buffer_size(struct hci_dev *hdev, struct sk_buff *skb) |
660 | { | |
661 | struct hci_rp_read_buffer_size *rp = (void *) skb->data; | |
1da177e4 | 662 | |
a9de9248 | 663 | BT_DBG("%s status 0x%x", hdev->name, rp->status); |
1da177e4 | 664 | |
a9de9248 MH |
665 | if (rp->status) |
666 | return; | |
1da177e4 | 667 | |
a9de9248 MH |
668 | hdev->acl_mtu = __le16_to_cpu(rp->acl_mtu); |
669 | hdev->sco_mtu = rp->sco_mtu; | |
670 | hdev->acl_pkts = __le16_to_cpu(rp->acl_max_pkt); | |
671 | hdev->sco_pkts = __le16_to_cpu(rp->sco_max_pkt); | |
672 | ||
673 | if (test_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks)) { | |
674 | hdev->sco_mtu = 64; | |
675 | hdev->sco_pkts = 8; | |
1da177e4 | 676 | } |
a9de9248 MH |
677 | |
678 | hdev->acl_cnt = hdev->acl_pkts; | |
679 | hdev->sco_cnt = hdev->sco_pkts; | |
680 | ||
681 | BT_DBG("%s acl mtu %d:%d sco mtu %d:%d", hdev->name, | |
682 | hdev->acl_mtu, hdev->acl_pkts, | |
683 | hdev->sco_mtu, hdev->sco_pkts); | |
684 | } | |
685 | ||
686 | static void hci_cc_read_bd_addr(struct hci_dev *hdev, struct sk_buff *skb) | |
687 | { | |
688 | struct hci_rp_read_bd_addr *rp = (void *) skb->data; | |
689 | ||
690 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
691 | ||
692 | if (!rp->status) | |
693 | bacpy(&hdev->bdaddr, &rp->bdaddr); | |
694 | ||
23bb5763 JH |
695 | hci_req_complete(hdev, HCI_OP_READ_BD_ADDR, rp->status); |
696 | } | |
697 | ||
698 | static void hci_cc_write_ca_timeout(struct hci_dev *hdev, struct sk_buff *skb) | |
699 | { | |
700 | __u8 status = *((__u8 *) skb->data); | |
701 | ||
702 | BT_DBG("%s status 0x%x", hdev->name, status); | |
703 | ||
704 | hci_req_complete(hdev, HCI_OP_WRITE_CA_TIMEOUT, status); | |
a9de9248 MH |
705 | } |
706 | ||
b0916ea0 JH |
707 | static void hci_cc_delete_stored_link_key(struct hci_dev *hdev, |
708 | struct sk_buff *skb) | |
709 | { | |
710 | __u8 status = *((__u8 *) skb->data); | |
711 | ||
712 | BT_DBG("%s status 0x%x", hdev->name, status); | |
713 | ||
714 | hci_req_complete(hdev, HCI_OP_DELETE_STORED_LINK_KEY, status); | |
715 | } | |
716 | ||
d5859e22 JH |
717 | static void hci_cc_set_event_mask(struct hci_dev *hdev, struct sk_buff *skb) |
718 | { | |
719 | __u8 status = *((__u8 *) skb->data); | |
720 | ||
721 | BT_DBG("%s status 0x%x", hdev->name, status); | |
722 | ||
723 | hci_req_complete(hdev, HCI_OP_SET_EVENT_MASK, status); | |
724 | } | |
725 | ||
726 | static void hci_cc_write_inquiry_mode(struct hci_dev *hdev, | |
727 | struct sk_buff *skb) | |
728 | { | |
729 | __u8 status = *((__u8 *) skb->data); | |
730 | ||
731 | BT_DBG("%s status 0x%x", hdev->name, status); | |
732 | ||
733 | hci_req_complete(hdev, HCI_OP_WRITE_INQUIRY_MODE, status); | |
734 | } | |
735 | ||
736 | static void hci_cc_read_inq_rsp_tx_power(struct hci_dev *hdev, | |
737 | struct sk_buff *skb) | |
738 | { | |
739 | __u8 status = *((__u8 *) skb->data); | |
740 | ||
741 | BT_DBG("%s status 0x%x", hdev->name, status); | |
742 | ||
743 | hci_req_complete(hdev, HCI_OP_READ_INQ_RSP_TX_POWER, status); | |
744 | } | |
745 | ||
746 | static void hci_cc_set_event_flt(struct hci_dev *hdev, struct sk_buff *skb) | |
747 | { | |
748 | __u8 status = *((__u8 *) skb->data); | |
749 | ||
750 | BT_DBG("%s status 0x%x", hdev->name, status); | |
751 | ||
752 | hci_req_complete(hdev, HCI_OP_SET_EVENT_FLT, status); | |
753 | } | |
754 | ||
980e1a53 JH |
755 | static void hci_cc_pin_code_reply(struct hci_dev *hdev, struct sk_buff *skb) |
756 | { | |
757 | struct hci_rp_pin_code_reply *rp = (void *) skb->data; | |
758 | struct hci_cp_pin_code_reply *cp; | |
759 | struct hci_conn *conn; | |
760 | ||
761 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
762 | ||
763 | if (test_bit(HCI_MGMT, &hdev->flags)) | |
764 | mgmt_pin_code_reply_complete(hdev->id, &rp->bdaddr, rp->status); | |
765 | ||
766 | if (rp->status != 0) | |
767 | return; | |
768 | ||
769 | cp = hci_sent_cmd_data(hdev, HCI_OP_PIN_CODE_REPLY); | |
770 | if (!cp) | |
771 | return; | |
772 | ||
773 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
774 | if (conn) | |
775 | conn->pin_length = cp->pin_len; | |
776 | } | |
777 | ||
778 | static void hci_cc_pin_code_neg_reply(struct hci_dev *hdev, struct sk_buff *skb) | |
779 | { | |
780 | struct hci_rp_pin_code_neg_reply *rp = (void *) skb->data; | |
781 | ||
782 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
783 | ||
784 | if (test_bit(HCI_MGMT, &hdev->flags)) | |
785 | mgmt_pin_code_neg_reply_complete(hdev->id, &rp->bdaddr, | |
786 | rp->status); | |
787 | } | |
6ed58ec5 VT |
788 | static void hci_cc_le_read_buffer_size(struct hci_dev *hdev, |
789 | struct sk_buff *skb) | |
790 | { | |
791 | struct hci_rp_le_read_buffer_size *rp = (void *) skb->data; | |
792 | ||
793 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
794 | ||
795 | if (rp->status) | |
796 | return; | |
797 | ||
798 | hdev->le_mtu = __le16_to_cpu(rp->le_mtu); | |
799 | hdev->le_pkts = rp->le_max_pkt; | |
800 | ||
801 | hdev->le_cnt = hdev->le_pkts; | |
802 | ||
803 | BT_DBG("%s le mtu %d:%d", hdev->name, hdev->le_mtu, hdev->le_pkts); | |
804 | ||
805 | hci_req_complete(hdev, HCI_OP_LE_READ_BUFFER_SIZE, rp->status); | |
806 | } | |
980e1a53 | 807 | |
a5c29683 JH |
808 | static void hci_cc_user_confirm_reply(struct hci_dev *hdev, struct sk_buff *skb) |
809 | { | |
810 | struct hci_rp_user_confirm_reply *rp = (void *) skb->data; | |
811 | ||
812 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
813 | ||
814 | if (test_bit(HCI_MGMT, &hdev->flags)) | |
815 | mgmt_user_confirm_reply_complete(hdev->id, &rp->bdaddr, | |
816 | rp->status); | |
817 | } | |
818 | ||
819 | static void hci_cc_user_confirm_neg_reply(struct hci_dev *hdev, | |
820 | struct sk_buff *skb) | |
821 | { | |
822 | struct hci_rp_user_confirm_reply *rp = (void *) skb->data; | |
823 | ||
824 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
825 | ||
826 | if (test_bit(HCI_MGMT, &hdev->flags)) | |
827 | mgmt_user_confirm_neg_reply_complete(hdev->id, &rp->bdaddr, | |
828 | rp->status); | |
829 | } | |
830 | ||
c35938b2 SJ |
831 | static void hci_cc_read_local_oob_data_reply(struct hci_dev *hdev, |
832 | struct sk_buff *skb) | |
833 | { | |
834 | struct hci_rp_read_local_oob_data *rp = (void *) skb->data; | |
835 | ||
836 | BT_DBG("%s status 0x%x", hdev->name, rp->status); | |
837 | ||
838 | mgmt_read_local_oob_data_reply_complete(hdev->id, rp->hash, | |
839 | rp->randomizer, rp->status); | |
840 | } | |
841 | ||
a9de9248 MH |
842 | static inline void hci_cs_inquiry(struct hci_dev *hdev, __u8 status) |
843 | { | |
844 | BT_DBG("%s status 0x%x", hdev->name, status); | |
845 | ||
846 | if (status) { | |
23bb5763 | 847 | hci_req_complete(hdev, HCI_OP_INQUIRY, status); |
a9de9248 | 848 | hci_conn_check_pending(hdev); |
314b2381 JH |
849 | return; |
850 | } | |
851 | ||
852 | if (test_bit(HCI_MGMT, &hdev->flags) && | |
853 | !test_and_set_bit(HCI_INQUIRY, | |
854 | &hdev->flags)) | |
855 | mgmt_discovering(hdev->id, 1); | |
1da177e4 LT |
856 | } |
857 | ||
1da177e4 LT |
858 | static inline void hci_cs_create_conn(struct hci_dev *hdev, __u8 status) |
859 | { | |
a9de9248 | 860 | struct hci_cp_create_conn *cp; |
1da177e4 | 861 | struct hci_conn *conn; |
1da177e4 | 862 | |
a9de9248 MH |
863 | BT_DBG("%s status 0x%x", hdev->name, status); |
864 | ||
865 | cp = hci_sent_cmd_data(hdev, HCI_OP_CREATE_CONN); | |
1da177e4 LT |
866 | if (!cp) |
867 | return; | |
868 | ||
869 | hci_dev_lock(hdev); | |
870 | ||
871 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
872 | ||
a9de9248 | 873 | BT_DBG("%s bdaddr %s conn %p", hdev->name, batostr(&cp->bdaddr), conn); |
1da177e4 LT |
874 | |
875 | if (status) { | |
876 | if (conn && conn->state == BT_CONNECT) { | |
4c67bc74 MH |
877 | if (status != 0x0c || conn->attempt > 2) { |
878 | conn->state = BT_CLOSED; | |
879 | hci_proto_connect_cfm(conn, status); | |
880 | hci_conn_del(conn); | |
881 | } else | |
882 | conn->state = BT_CONNECT2; | |
1da177e4 LT |
883 | } |
884 | } else { | |
885 | if (!conn) { | |
886 | conn = hci_conn_add(hdev, ACL_LINK, &cp->bdaddr); | |
887 | if (conn) { | |
888 | conn->out = 1; | |
889 | conn->link_mode |= HCI_LM_MASTER; | |
890 | } else | |
893ef971 | 891 | BT_ERR("No memory for new connection"); |
1da177e4 LT |
892 | } |
893 | } | |
894 | ||
895 | hci_dev_unlock(hdev); | |
896 | } | |
897 | ||
a9de9248 | 898 | static void hci_cs_add_sco(struct hci_dev *hdev, __u8 status) |
1da177e4 | 899 | { |
a9de9248 MH |
900 | struct hci_cp_add_sco *cp; |
901 | struct hci_conn *acl, *sco; | |
902 | __u16 handle; | |
1da177e4 | 903 | |
b6a0dc82 MH |
904 | BT_DBG("%s status 0x%x", hdev->name, status); |
905 | ||
a9de9248 MH |
906 | if (!status) |
907 | return; | |
1da177e4 | 908 | |
a9de9248 MH |
909 | cp = hci_sent_cmd_data(hdev, HCI_OP_ADD_SCO); |
910 | if (!cp) | |
911 | return; | |
1da177e4 | 912 | |
a9de9248 | 913 | handle = __le16_to_cpu(cp->handle); |
1da177e4 | 914 | |
a9de9248 | 915 | BT_DBG("%s handle %d", hdev->name, handle); |
1da177e4 | 916 | |
a9de9248 | 917 | hci_dev_lock(hdev); |
1da177e4 | 918 | |
a9de9248 | 919 | acl = hci_conn_hash_lookup_handle(hdev, handle); |
5a08ecce AE |
920 | if (acl) { |
921 | sco = acl->link; | |
922 | if (sco) { | |
923 | sco->state = BT_CLOSED; | |
1da177e4 | 924 | |
5a08ecce AE |
925 | hci_proto_connect_cfm(sco, status); |
926 | hci_conn_del(sco); | |
927 | } | |
a9de9248 | 928 | } |
1da177e4 | 929 | |
a9de9248 MH |
930 | hci_dev_unlock(hdev); |
931 | } | |
1da177e4 | 932 | |
f8558555 MH |
933 | static void hci_cs_auth_requested(struct hci_dev *hdev, __u8 status) |
934 | { | |
935 | struct hci_cp_auth_requested *cp; | |
936 | struct hci_conn *conn; | |
937 | ||
938 | BT_DBG("%s status 0x%x", hdev->name, status); | |
939 | ||
940 | if (!status) | |
941 | return; | |
942 | ||
943 | cp = hci_sent_cmd_data(hdev, HCI_OP_AUTH_REQUESTED); | |
944 | if (!cp) | |
945 | return; | |
946 | ||
947 | hci_dev_lock(hdev); | |
948 | ||
949 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
950 | if (conn) { | |
951 | if (conn->state == BT_CONFIG) { | |
952 | hci_proto_connect_cfm(conn, status); | |
953 | hci_conn_put(conn); | |
954 | } | |
955 | } | |
956 | ||
957 | hci_dev_unlock(hdev); | |
958 | } | |
959 | ||
960 | static void hci_cs_set_conn_encrypt(struct hci_dev *hdev, __u8 status) | |
961 | { | |
962 | struct hci_cp_set_conn_encrypt *cp; | |
963 | struct hci_conn *conn; | |
964 | ||
965 | BT_DBG("%s status 0x%x", hdev->name, status); | |
966 | ||
967 | if (!status) | |
968 | return; | |
969 | ||
970 | cp = hci_sent_cmd_data(hdev, HCI_OP_SET_CONN_ENCRYPT); | |
971 | if (!cp) | |
972 | return; | |
973 | ||
974 | hci_dev_lock(hdev); | |
975 | ||
976 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
977 | if (conn) { | |
978 | if (conn->state == BT_CONFIG) { | |
979 | hci_proto_connect_cfm(conn, status); | |
980 | hci_conn_put(conn); | |
981 | } | |
982 | } | |
983 | ||
984 | hci_dev_unlock(hdev); | |
985 | } | |
986 | ||
127178d2 | 987 | static int hci_outgoing_auth_needed(struct hci_dev *hdev, |
138d22ef | 988 | struct hci_conn *conn) |
392599b9 | 989 | { |
392599b9 JH |
990 | if (conn->state != BT_CONFIG || !conn->out) |
991 | return 0; | |
992 | ||
765c2a96 | 993 | if (conn->pending_sec_level == BT_SECURITY_SDP) |
392599b9 JH |
994 | return 0; |
995 | ||
996 | /* Only request authentication for SSP connections or non-SSP | |
997 | * devices with sec_level HIGH */ | |
998 | if (!(hdev->ssp_mode > 0 && conn->ssp_mode > 0) && | |
765c2a96 | 999 | conn->pending_sec_level != BT_SECURITY_HIGH) |
392599b9 JH |
1000 | return 0; |
1001 | ||
392599b9 JH |
1002 | return 1; |
1003 | } | |
1004 | ||
a9de9248 MH |
1005 | static void hci_cs_remote_name_req(struct hci_dev *hdev, __u8 status) |
1006 | { | |
127178d2 JH |
1007 | struct hci_cp_remote_name_req *cp; |
1008 | struct hci_conn *conn; | |
1009 | ||
a9de9248 | 1010 | BT_DBG("%s status 0x%x", hdev->name, status); |
127178d2 JH |
1011 | |
1012 | /* If successful wait for the name req complete event before | |
1013 | * checking for the need to do authentication */ | |
1014 | if (!status) | |
1015 | return; | |
1016 | ||
1017 | cp = hci_sent_cmd_data(hdev, HCI_OP_REMOTE_NAME_REQ); | |
1018 | if (!cp) | |
1019 | return; | |
1020 | ||
1021 | hci_dev_lock(hdev); | |
1022 | ||
1023 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
79c6c70c JH |
1024 | if (!conn) |
1025 | goto unlock; | |
1026 | ||
1027 | if (!hci_outgoing_auth_needed(hdev, conn)) | |
1028 | goto unlock; | |
1029 | ||
1030 | if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->pend)) { | |
127178d2 JH |
1031 | struct hci_cp_auth_requested cp; |
1032 | cp.handle = __cpu_to_le16(conn->handle); | |
1033 | hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, sizeof(cp), &cp); | |
1034 | } | |
1035 | ||
79c6c70c | 1036 | unlock: |
127178d2 | 1037 | hci_dev_unlock(hdev); |
a9de9248 | 1038 | } |
1da177e4 | 1039 | |
769be974 MH |
1040 | static void hci_cs_read_remote_features(struct hci_dev *hdev, __u8 status) |
1041 | { | |
1042 | struct hci_cp_read_remote_features *cp; | |
1043 | struct hci_conn *conn; | |
1044 | ||
1045 | BT_DBG("%s status 0x%x", hdev->name, status); | |
1046 | ||
1047 | if (!status) | |
1048 | return; | |
1049 | ||
1050 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_REMOTE_FEATURES); | |
1051 | if (!cp) | |
1052 | return; | |
1053 | ||
1054 | hci_dev_lock(hdev); | |
1055 | ||
1056 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1057 | if (conn) { | |
1058 | if (conn->state == BT_CONFIG) { | |
769be974 MH |
1059 | hci_proto_connect_cfm(conn, status); |
1060 | hci_conn_put(conn); | |
1061 | } | |
1062 | } | |
1063 | ||
1064 | hci_dev_unlock(hdev); | |
1065 | } | |
1066 | ||
1067 | static void hci_cs_read_remote_ext_features(struct hci_dev *hdev, __u8 status) | |
1068 | { | |
1069 | struct hci_cp_read_remote_ext_features *cp; | |
1070 | struct hci_conn *conn; | |
1071 | ||
1072 | BT_DBG("%s status 0x%x", hdev->name, status); | |
1073 | ||
1074 | if (!status) | |
1075 | return; | |
1076 | ||
1077 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_REMOTE_EXT_FEATURES); | |
1078 | if (!cp) | |
1079 | return; | |
1080 | ||
1081 | hci_dev_lock(hdev); | |
1082 | ||
1083 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); | |
1084 | if (conn) { | |
1085 | if (conn->state == BT_CONFIG) { | |
769be974 MH |
1086 | hci_proto_connect_cfm(conn, status); |
1087 | hci_conn_put(conn); | |
1088 | } | |
1089 | } | |
1090 | ||
1091 | hci_dev_unlock(hdev); | |
1092 | } | |
1093 | ||
a9de9248 MH |
1094 | static void hci_cs_setup_sync_conn(struct hci_dev *hdev, __u8 status) |
1095 | { | |
b6a0dc82 MH |
1096 | struct hci_cp_setup_sync_conn *cp; |
1097 | struct hci_conn *acl, *sco; | |
1098 | __u16 handle; | |
1099 | ||
a9de9248 | 1100 | BT_DBG("%s status 0x%x", hdev->name, status); |
b6a0dc82 MH |
1101 | |
1102 | if (!status) | |
1103 | return; | |
1104 | ||
1105 | cp = hci_sent_cmd_data(hdev, HCI_OP_SETUP_SYNC_CONN); | |
1106 | if (!cp) | |
1107 | return; | |
1108 | ||
1109 | handle = __le16_to_cpu(cp->handle); | |
1110 | ||
1111 | BT_DBG("%s handle %d", hdev->name, handle); | |
1112 | ||
1113 | hci_dev_lock(hdev); | |
1114 | ||
1115 | acl = hci_conn_hash_lookup_handle(hdev, handle); | |
5a08ecce AE |
1116 | if (acl) { |
1117 | sco = acl->link; | |
1118 | if (sco) { | |
1119 | sco->state = BT_CLOSED; | |
b6a0dc82 | 1120 | |
5a08ecce AE |
1121 | hci_proto_connect_cfm(sco, status); |
1122 | hci_conn_del(sco); | |
1123 | } | |
b6a0dc82 MH |
1124 | } |
1125 | ||
1126 | hci_dev_unlock(hdev); | |
1da177e4 LT |
1127 | } |
1128 | ||
a9de9248 | 1129 | static void hci_cs_sniff_mode(struct hci_dev *hdev, __u8 status) |
1da177e4 | 1130 | { |
a9de9248 MH |
1131 | struct hci_cp_sniff_mode *cp; |
1132 | struct hci_conn *conn; | |
1da177e4 | 1133 | |
a9de9248 | 1134 | BT_DBG("%s status 0x%x", hdev->name, status); |
04837f64 | 1135 | |
a9de9248 MH |
1136 | if (!status) |
1137 | return; | |
04837f64 | 1138 | |
a9de9248 MH |
1139 | cp = hci_sent_cmd_data(hdev, HCI_OP_SNIFF_MODE); |
1140 | if (!cp) | |
1141 | return; | |
04837f64 | 1142 | |
a9de9248 | 1143 | hci_dev_lock(hdev); |
04837f64 | 1144 | |
a9de9248 | 1145 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); |
e73439d8 | 1146 | if (conn) { |
a9de9248 | 1147 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend); |
04837f64 | 1148 | |
e73439d8 MH |
1149 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend)) |
1150 | hci_sco_setup(conn, status); | |
1151 | } | |
1152 | ||
a9de9248 MH |
1153 | hci_dev_unlock(hdev); |
1154 | } | |
04837f64 | 1155 | |
a9de9248 MH |
1156 | static void hci_cs_exit_sniff_mode(struct hci_dev *hdev, __u8 status) |
1157 | { | |
1158 | struct hci_cp_exit_sniff_mode *cp; | |
1159 | struct hci_conn *conn; | |
04837f64 | 1160 | |
a9de9248 | 1161 | BT_DBG("%s status 0x%x", hdev->name, status); |
04837f64 | 1162 | |
a9de9248 MH |
1163 | if (!status) |
1164 | return; | |
04837f64 | 1165 | |
a9de9248 MH |
1166 | cp = hci_sent_cmd_data(hdev, HCI_OP_EXIT_SNIFF_MODE); |
1167 | if (!cp) | |
1168 | return; | |
04837f64 | 1169 | |
a9de9248 | 1170 | hci_dev_lock(hdev); |
1da177e4 | 1171 | |
a9de9248 | 1172 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle)); |
e73439d8 | 1173 | if (conn) { |
a9de9248 | 1174 | clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend); |
1da177e4 | 1175 | |
e73439d8 MH |
1176 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend)) |
1177 | hci_sco_setup(conn, status); | |
1178 | } | |
1179 | ||
a9de9248 | 1180 | hci_dev_unlock(hdev); |
1da177e4 LT |
1181 | } |
1182 | ||
fcd89c09 VT |
1183 | static void hci_cs_le_create_conn(struct hci_dev *hdev, __u8 status) |
1184 | { | |
1185 | struct hci_cp_le_create_conn *cp; | |
1186 | struct hci_conn *conn; | |
1187 | ||
1188 | BT_DBG("%s status 0x%x", hdev->name, status); | |
1189 | ||
1190 | cp = hci_sent_cmd_data(hdev, HCI_OP_LE_CREATE_CONN); | |
1191 | if (!cp) | |
1192 | return; | |
1193 | ||
1194 | hci_dev_lock(hdev); | |
1195 | ||
1196 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->peer_addr); | |
1197 | ||
1198 | BT_DBG("%s bdaddr %s conn %p", hdev->name, batostr(&cp->peer_addr), | |
1199 | conn); | |
1200 | ||
1201 | if (status) { | |
1202 | if (conn && conn->state == BT_CONNECT) { | |
1203 | conn->state = BT_CLOSED; | |
1204 | hci_proto_connect_cfm(conn, status); | |
1205 | hci_conn_del(conn); | |
1206 | } | |
1207 | } else { | |
1208 | if (!conn) { | |
1209 | conn = hci_conn_add(hdev, LE_LINK, &cp->peer_addr); | |
1210 | if (conn) | |
1211 | conn->out = 1; | |
1212 | else | |
1213 | BT_ERR("No memory for new connection"); | |
1214 | } | |
1215 | } | |
1216 | ||
1217 | hci_dev_unlock(hdev); | |
1218 | } | |
1219 | ||
1da177e4 LT |
1220 | static inline void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1221 | { | |
1222 | __u8 status = *((__u8 *) skb->data); | |
1223 | ||
1224 | BT_DBG("%s status %d", hdev->name, status); | |
1225 | ||
314b2381 JH |
1226 | if (test_bit(HCI_MGMT, &hdev->flags) && |
1227 | test_and_clear_bit(HCI_INQUIRY, &hdev->flags)) | |
1228 | mgmt_discovering(hdev->id, 0); | |
6bd57416 | 1229 | |
23bb5763 | 1230 | hci_req_complete(hdev, HCI_OP_INQUIRY, status); |
6bd57416 | 1231 | |
a9de9248 | 1232 | hci_conn_check_pending(hdev); |
1da177e4 LT |
1233 | } |
1234 | ||
1da177e4 LT |
1235 | static inline void hci_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1236 | { | |
45bb4bf0 | 1237 | struct inquiry_data data; |
a9de9248 | 1238 | struct inquiry_info *info = (void *) (skb->data + 1); |
1da177e4 LT |
1239 | int num_rsp = *((__u8 *) skb->data); |
1240 | ||
1241 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
1242 | ||
45bb4bf0 MH |
1243 | if (!num_rsp) |
1244 | return; | |
1245 | ||
1da177e4 | 1246 | hci_dev_lock(hdev); |
45bb4bf0 | 1247 | |
314b2381 JH |
1248 | if (!test_and_set_bit(HCI_INQUIRY, &hdev->flags)) { |
1249 | ||
1250 | if (test_bit(HCI_MGMT, &hdev->flags)) | |
1251 | mgmt_discovering(hdev->id, 1); | |
1252 | } | |
1253 | ||
e17acd40 | 1254 | for (; num_rsp; num_rsp--, info++) { |
1da177e4 LT |
1255 | bacpy(&data.bdaddr, &info->bdaddr); |
1256 | data.pscan_rep_mode = info->pscan_rep_mode; | |
1257 | data.pscan_period_mode = info->pscan_period_mode; | |
1258 | data.pscan_mode = info->pscan_mode; | |
1259 | memcpy(data.dev_class, info->dev_class, 3); | |
1260 | data.clock_offset = info->clock_offset; | |
1261 | data.rssi = 0x00; | |
41a96212 | 1262 | data.ssp_mode = 0x00; |
1da177e4 | 1263 | hci_inquiry_cache_update(hdev, &data); |
e17acd40 JH |
1264 | mgmt_device_found(hdev->id, &info->bdaddr, info->dev_class, 0, |
1265 | NULL); | |
1da177e4 | 1266 | } |
45bb4bf0 | 1267 | |
1da177e4 LT |
1268 | hci_dev_unlock(hdev); |
1269 | } | |
1270 | ||
1da177e4 LT |
1271 | static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1272 | { | |
a9de9248 MH |
1273 | struct hci_ev_conn_complete *ev = (void *) skb->data; |
1274 | struct hci_conn *conn; | |
1da177e4 LT |
1275 | |
1276 | BT_DBG("%s", hdev->name); | |
1277 | ||
1278 | hci_dev_lock(hdev); | |
1279 | ||
1280 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
9499237a MH |
1281 | if (!conn) { |
1282 | if (ev->link_type != SCO_LINK) | |
1283 | goto unlock; | |
1284 | ||
1285 | conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr); | |
1286 | if (!conn) | |
1287 | goto unlock; | |
1288 | ||
1289 | conn->type = SCO_LINK; | |
1290 | } | |
1da177e4 LT |
1291 | |
1292 | if (!ev->status) { | |
1293 | conn->handle = __le16_to_cpu(ev->handle); | |
769be974 MH |
1294 | |
1295 | if (conn->type == ACL_LINK) { | |
1296 | conn->state = BT_CONFIG; | |
1297 | hci_conn_hold(conn); | |
052b30b0 | 1298 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; |
f7520543 | 1299 | mgmt_connected(hdev->id, &ev->bdaddr); |
769be974 MH |
1300 | } else |
1301 | conn->state = BT_CONNECTED; | |
1da177e4 | 1302 | |
9eba32b8 | 1303 | hci_conn_hold_device(conn); |
7d0db0a3 MH |
1304 | hci_conn_add_sysfs(conn); |
1305 | ||
1da177e4 LT |
1306 | if (test_bit(HCI_AUTH, &hdev->flags)) |
1307 | conn->link_mode |= HCI_LM_AUTH; | |
1308 | ||
1309 | if (test_bit(HCI_ENCRYPT, &hdev->flags)) | |
1310 | conn->link_mode |= HCI_LM_ENCRYPT; | |
1311 | ||
04837f64 MH |
1312 | /* Get remote features */ |
1313 | if (conn->type == ACL_LINK) { | |
1314 | struct hci_cp_read_remote_features cp; | |
1315 | cp.handle = ev->handle; | |
769be974 MH |
1316 | hci_send_cmd(hdev, HCI_OP_READ_REMOTE_FEATURES, |
1317 | sizeof(cp), &cp); | |
04837f64 MH |
1318 | } |
1319 | ||
1da177e4 | 1320 | /* Set packet type for incoming connection */ |
a8746417 | 1321 | if (!conn->out && hdev->hci_ver < 3) { |
1da177e4 LT |
1322 | struct hci_cp_change_conn_ptype cp; |
1323 | cp.handle = ev->handle; | |
a8746417 MH |
1324 | cp.pkt_type = cpu_to_le16(conn->pkt_type); |
1325 | hci_send_cmd(hdev, HCI_OP_CHANGE_CONN_PTYPE, | |
1326 | sizeof(cp), &cp); | |
1da177e4 | 1327 | } |
17d5c04c | 1328 | } else { |
1da177e4 | 1329 | conn->state = BT_CLOSED; |
17d5c04c JH |
1330 | if (conn->type == ACL_LINK) |
1331 | mgmt_connect_failed(hdev->id, &ev->bdaddr, ev->status); | |
1332 | } | |
1da177e4 | 1333 | |
e73439d8 MH |
1334 | if (conn->type == ACL_LINK) |
1335 | hci_sco_setup(conn, ev->status); | |
1da177e4 | 1336 | |
769be974 MH |
1337 | if (ev->status) { |
1338 | hci_proto_connect_cfm(conn, ev->status); | |
1da177e4 | 1339 | hci_conn_del(conn); |
c89b6e6b MH |
1340 | } else if (ev->link_type != ACL_LINK) |
1341 | hci_proto_connect_cfm(conn, ev->status); | |
1da177e4 | 1342 | |
a9de9248 | 1343 | unlock: |
1da177e4 | 1344 | hci_dev_unlock(hdev); |
1da177e4 | 1345 | |
a9de9248 | 1346 | hci_conn_check_pending(hdev); |
1da177e4 LT |
1347 | } |
1348 | ||
a9de9248 | 1349 | static inline void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1350 | { |
a9de9248 MH |
1351 | struct hci_ev_conn_request *ev = (void *) skb->data; |
1352 | int mask = hdev->link_mode; | |
1da177e4 | 1353 | |
a9de9248 MH |
1354 | BT_DBG("%s bdaddr %s type 0x%x", hdev->name, |
1355 | batostr(&ev->bdaddr), ev->link_type); | |
1da177e4 | 1356 | |
a9de9248 | 1357 | mask |= hci_proto_connect_ind(hdev, &ev->bdaddr, ev->link_type); |
1da177e4 | 1358 | |
138d22ef SJ |
1359 | if ((mask & HCI_LM_ACCEPT) && |
1360 | !hci_blacklist_lookup(hdev, &ev->bdaddr)) { | |
a9de9248 | 1361 | /* Connection accepted */ |
c7bdd502 | 1362 | struct inquiry_entry *ie; |
1da177e4 | 1363 | struct hci_conn *conn; |
1da177e4 | 1364 | |
a9de9248 | 1365 | hci_dev_lock(hdev); |
b6a0dc82 | 1366 | |
cc11b9c1 AE |
1367 | ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr); |
1368 | if (ie) | |
c7bdd502 MH |
1369 | memcpy(ie->data.dev_class, ev->dev_class, 3); |
1370 | ||
a9de9248 MH |
1371 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); |
1372 | if (!conn) { | |
cc11b9c1 AE |
1373 | conn = hci_conn_add(hdev, ev->link_type, &ev->bdaddr); |
1374 | if (!conn) { | |
893ef971 | 1375 | BT_ERR("No memory for new connection"); |
a9de9248 MH |
1376 | hci_dev_unlock(hdev); |
1377 | return; | |
1da177e4 LT |
1378 | } |
1379 | } | |
b6a0dc82 | 1380 | |
a9de9248 MH |
1381 | memcpy(conn->dev_class, ev->dev_class, 3); |
1382 | conn->state = BT_CONNECT; | |
b6a0dc82 | 1383 | |
a9de9248 | 1384 | hci_dev_unlock(hdev); |
1da177e4 | 1385 | |
b6a0dc82 MH |
1386 | if (ev->link_type == ACL_LINK || !lmp_esco_capable(hdev)) { |
1387 | struct hci_cp_accept_conn_req cp; | |
1da177e4 | 1388 | |
b6a0dc82 MH |
1389 | bacpy(&cp.bdaddr, &ev->bdaddr); |
1390 | ||
1391 | if (lmp_rswitch_capable(hdev) && (mask & HCI_LM_MASTER)) | |
1392 | cp.role = 0x00; /* Become master */ | |
1393 | else | |
1394 | cp.role = 0x01; /* Remain slave */ | |
1395 | ||
1396 | hci_send_cmd(hdev, HCI_OP_ACCEPT_CONN_REQ, | |
1397 | sizeof(cp), &cp); | |
1398 | } else { | |
1399 | struct hci_cp_accept_sync_conn_req cp; | |
1400 | ||
1401 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
a8746417 | 1402 | cp.pkt_type = cpu_to_le16(conn->pkt_type); |
b6a0dc82 MH |
1403 | |
1404 | cp.tx_bandwidth = cpu_to_le32(0x00001f40); | |
1405 | cp.rx_bandwidth = cpu_to_le32(0x00001f40); | |
1406 | cp.max_latency = cpu_to_le16(0xffff); | |
1407 | cp.content_format = cpu_to_le16(hdev->voice_setting); | |
1408 | cp.retrans_effort = 0xff; | |
1da177e4 | 1409 | |
b6a0dc82 MH |
1410 | hci_send_cmd(hdev, HCI_OP_ACCEPT_SYNC_CONN_REQ, |
1411 | sizeof(cp), &cp); | |
1412 | } | |
a9de9248 MH |
1413 | } else { |
1414 | /* Connection rejected */ | |
1415 | struct hci_cp_reject_conn_req cp; | |
1da177e4 | 1416 | |
a9de9248 MH |
1417 | bacpy(&cp.bdaddr, &ev->bdaddr); |
1418 | cp.reason = 0x0f; | |
1419 | hci_send_cmd(hdev, HCI_OP_REJECT_CONN_REQ, sizeof(cp), &cp); | |
1da177e4 | 1420 | } |
1da177e4 LT |
1421 | } |
1422 | ||
a9de9248 | 1423 | static inline void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
04837f64 | 1424 | { |
a9de9248 | 1425 | struct hci_ev_disconn_complete *ev = (void *) skb->data; |
04837f64 MH |
1426 | struct hci_conn *conn; |
1427 | ||
1428 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1429 | ||
8962ee74 JH |
1430 | if (ev->status) { |
1431 | mgmt_disconnect_failed(hdev->id); | |
a9de9248 | 1432 | return; |
8962ee74 | 1433 | } |
a9de9248 | 1434 | |
04837f64 MH |
1435 | hci_dev_lock(hdev); |
1436 | ||
1437 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
f7520543 JH |
1438 | if (!conn) |
1439 | goto unlock; | |
7d0db0a3 | 1440 | |
f7520543 | 1441 | conn->state = BT_CLOSED; |
04837f64 | 1442 | |
83bc71b4 | 1443 | if (conn->type == ACL_LINK || conn->type == LE_LINK) |
f7520543 JH |
1444 | mgmt_disconnected(hdev->id, &conn->dst); |
1445 | ||
1446 | hci_proto_disconn_cfm(conn, ev->reason); | |
1447 | hci_conn_del(conn); | |
1448 | ||
1449 | unlock: | |
04837f64 MH |
1450 | hci_dev_unlock(hdev); |
1451 | } | |
1452 | ||
1da177e4 LT |
1453 | static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1454 | { | |
a9de9248 | 1455 | struct hci_ev_auth_complete *ev = (void *) skb->data; |
04837f64 | 1456 | struct hci_conn *conn; |
1da177e4 LT |
1457 | |
1458 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1459 | ||
1460 | hci_dev_lock(hdev); | |
1461 | ||
04837f64 | 1462 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 | 1463 | if (conn) { |
765c2a96 | 1464 | if (!ev->status) { |
1da177e4 | 1465 | conn->link_mode |= HCI_LM_AUTH; |
765c2a96 | 1466 | conn->sec_level = conn->pending_sec_level; |
2a611692 JH |
1467 | } else { |
1468 | mgmt_auth_failed(hdev->id, &conn->dst, ev->status); | |
2a611692 | 1469 | } |
1da177e4 LT |
1470 | |
1471 | clear_bit(HCI_CONN_AUTH_PEND, &conn->pend); | |
1472 | ||
f8558555 MH |
1473 | if (conn->state == BT_CONFIG) { |
1474 | if (!ev->status && hdev->ssp_mode > 0 && | |
1475 | conn->ssp_mode > 0) { | |
1476 | struct hci_cp_set_conn_encrypt cp; | |
1477 | cp.handle = ev->handle; | |
1478 | cp.encrypt = 0x01; | |
1479 | hci_send_cmd(hdev, HCI_OP_SET_CONN_ENCRYPT, | |
1480 | sizeof(cp), &cp); | |
1481 | } else { | |
1482 | conn->state = BT_CONNECTED; | |
1483 | hci_proto_connect_cfm(conn, ev->status); | |
1484 | hci_conn_put(conn); | |
1485 | } | |
052b30b0 | 1486 | } else { |
f8558555 | 1487 | hci_auth_cfm(conn, ev->status); |
1da177e4 | 1488 | |
052b30b0 MH |
1489 | hci_conn_hold(conn); |
1490 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
1491 | hci_conn_put(conn); | |
1492 | } | |
1493 | ||
1da177e4 LT |
1494 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) { |
1495 | if (!ev->status) { | |
1496 | struct hci_cp_set_conn_encrypt cp; | |
f8558555 MH |
1497 | cp.handle = ev->handle; |
1498 | cp.encrypt = 0x01; | |
1499 | hci_send_cmd(hdev, HCI_OP_SET_CONN_ENCRYPT, | |
1500 | sizeof(cp), &cp); | |
1da177e4 LT |
1501 | } else { |
1502 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend); | |
1503 | hci_encrypt_cfm(conn, ev->status, 0x00); | |
1504 | } | |
1505 | } | |
1506 | } | |
1507 | ||
1508 | hci_dev_unlock(hdev); | |
1509 | } | |
1510 | ||
a9de9248 | 1511 | static inline void hci_remote_name_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1512 | { |
127178d2 JH |
1513 | struct hci_ev_remote_name *ev = (void *) skb->data; |
1514 | struct hci_conn *conn; | |
1515 | ||
a9de9248 | 1516 | BT_DBG("%s", hdev->name); |
1da177e4 | 1517 | |
a9de9248 | 1518 | hci_conn_check_pending(hdev); |
127178d2 JH |
1519 | |
1520 | hci_dev_lock(hdev); | |
1521 | ||
a88a9652 JH |
1522 | if (ev->status == 0 && test_bit(HCI_MGMT, &hdev->flags)) |
1523 | mgmt_remote_name(hdev->id, &ev->bdaddr, ev->name); | |
1524 | ||
127178d2 | 1525 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); |
79c6c70c JH |
1526 | if (!conn) |
1527 | goto unlock; | |
1528 | ||
1529 | if (!hci_outgoing_auth_needed(hdev, conn)) | |
1530 | goto unlock; | |
1531 | ||
1532 | if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->pend)) { | |
127178d2 JH |
1533 | struct hci_cp_auth_requested cp; |
1534 | cp.handle = __cpu_to_le16(conn->handle); | |
1535 | hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, sizeof(cp), &cp); | |
1536 | } | |
1537 | ||
79c6c70c | 1538 | unlock: |
127178d2 | 1539 | hci_dev_unlock(hdev); |
a9de9248 MH |
1540 | } |
1541 | ||
1542 | static inline void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1543 | { | |
1544 | struct hci_ev_encrypt_change *ev = (void *) skb->data; | |
1545 | struct hci_conn *conn; | |
1546 | ||
1547 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1da177e4 LT |
1548 | |
1549 | hci_dev_lock(hdev); | |
1550 | ||
04837f64 | 1551 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
1552 | if (conn) { |
1553 | if (!ev->status) { | |
ae293196 MH |
1554 | if (ev->encrypt) { |
1555 | /* Encryption implies authentication */ | |
1556 | conn->link_mode |= HCI_LM_AUTH; | |
1da177e4 | 1557 | conn->link_mode |= HCI_LM_ENCRYPT; |
ae293196 | 1558 | } else |
1da177e4 LT |
1559 | conn->link_mode &= ~HCI_LM_ENCRYPT; |
1560 | } | |
1561 | ||
1562 | clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend); | |
1563 | ||
f8558555 MH |
1564 | if (conn->state == BT_CONFIG) { |
1565 | if (!ev->status) | |
1566 | conn->state = BT_CONNECTED; | |
1567 | ||
1568 | hci_proto_connect_cfm(conn, ev->status); | |
1569 | hci_conn_put(conn); | |
1570 | } else | |
1571 | hci_encrypt_cfm(conn, ev->status, ev->encrypt); | |
1da177e4 LT |
1572 | } |
1573 | ||
1574 | hci_dev_unlock(hdev); | |
1575 | } | |
1576 | ||
a9de9248 | 1577 | static inline void hci_change_link_key_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1578 | { |
a9de9248 | 1579 | struct hci_ev_change_link_key_complete *ev = (void *) skb->data; |
04837f64 | 1580 | struct hci_conn *conn; |
1da177e4 LT |
1581 | |
1582 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1583 | ||
1584 | hci_dev_lock(hdev); | |
1585 | ||
04837f64 | 1586 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
1587 | if (conn) { |
1588 | if (!ev->status) | |
1589 | conn->link_mode |= HCI_LM_SECURE; | |
1590 | ||
1591 | clear_bit(HCI_CONN_AUTH_PEND, &conn->pend); | |
1592 | ||
1593 | hci_key_change_cfm(conn, ev->status); | |
1594 | } | |
1595 | ||
1596 | hci_dev_unlock(hdev); | |
1597 | } | |
1598 | ||
a9de9248 | 1599 | static inline void hci_remote_features_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1600 | { |
a9de9248 MH |
1601 | struct hci_ev_remote_features *ev = (void *) skb->data; |
1602 | struct hci_conn *conn; | |
1603 | ||
1604 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1605 | ||
a9de9248 MH |
1606 | hci_dev_lock(hdev); |
1607 | ||
1608 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
ccd556fe JH |
1609 | if (!conn) |
1610 | goto unlock; | |
769be974 | 1611 | |
ccd556fe JH |
1612 | if (!ev->status) |
1613 | memcpy(conn->features, ev->features, 8); | |
1614 | ||
1615 | if (conn->state != BT_CONFIG) | |
1616 | goto unlock; | |
1617 | ||
1618 | if (!ev->status && lmp_ssp_capable(hdev) && lmp_ssp_capable(conn)) { | |
1619 | struct hci_cp_read_remote_ext_features cp; | |
1620 | cp.handle = ev->handle; | |
1621 | cp.page = 0x01; | |
1622 | hci_send_cmd(hdev, HCI_OP_READ_REMOTE_EXT_FEATURES, | |
bdb7524a | 1623 | sizeof(cp), &cp); |
392599b9 JH |
1624 | goto unlock; |
1625 | } | |
1626 | ||
127178d2 JH |
1627 | if (!ev->status) { |
1628 | struct hci_cp_remote_name_req cp; | |
1629 | memset(&cp, 0, sizeof(cp)); | |
1630 | bacpy(&cp.bdaddr, &conn->dst); | |
1631 | cp.pscan_rep_mode = 0x02; | |
1632 | hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp); | |
1633 | } | |
392599b9 | 1634 | |
127178d2 | 1635 | if (!hci_outgoing_auth_needed(hdev, conn)) { |
ccd556fe JH |
1636 | conn->state = BT_CONNECTED; |
1637 | hci_proto_connect_cfm(conn, ev->status); | |
1638 | hci_conn_put(conn); | |
769be974 | 1639 | } |
a9de9248 | 1640 | |
ccd556fe | 1641 | unlock: |
a9de9248 | 1642 | hci_dev_unlock(hdev); |
1da177e4 LT |
1643 | } |
1644 | ||
a9de9248 | 1645 | static inline void hci_remote_version_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1646 | { |
a9de9248 | 1647 | BT_DBG("%s", hdev->name); |
1da177e4 LT |
1648 | } |
1649 | ||
a9de9248 | 1650 | static inline void hci_qos_setup_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 1651 | { |
a9de9248 | 1652 | BT_DBG("%s", hdev->name); |
1da177e4 LT |
1653 | } |
1654 | ||
a9de9248 MH |
1655 | static inline void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1656 | { | |
1657 | struct hci_ev_cmd_complete *ev = (void *) skb->data; | |
1658 | __u16 opcode; | |
1659 | ||
1660 | skb_pull(skb, sizeof(*ev)); | |
1661 | ||
1662 | opcode = __le16_to_cpu(ev->opcode); | |
1663 | ||
1664 | switch (opcode) { | |
1665 | case HCI_OP_INQUIRY_CANCEL: | |
1666 | hci_cc_inquiry_cancel(hdev, skb); | |
1667 | break; | |
1668 | ||
1669 | case HCI_OP_EXIT_PERIODIC_INQ: | |
1670 | hci_cc_exit_periodic_inq(hdev, skb); | |
1671 | break; | |
1672 | ||
1673 | case HCI_OP_REMOTE_NAME_REQ_CANCEL: | |
1674 | hci_cc_remote_name_req_cancel(hdev, skb); | |
1675 | break; | |
1676 | ||
1677 | case HCI_OP_ROLE_DISCOVERY: | |
1678 | hci_cc_role_discovery(hdev, skb); | |
1679 | break; | |
1680 | ||
e4e8e37c MH |
1681 | case HCI_OP_READ_LINK_POLICY: |
1682 | hci_cc_read_link_policy(hdev, skb); | |
1683 | break; | |
1684 | ||
a9de9248 MH |
1685 | case HCI_OP_WRITE_LINK_POLICY: |
1686 | hci_cc_write_link_policy(hdev, skb); | |
1687 | break; | |
1688 | ||
e4e8e37c MH |
1689 | case HCI_OP_READ_DEF_LINK_POLICY: |
1690 | hci_cc_read_def_link_policy(hdev, skb); | |
1691 | break; | |
1692 | ||
1693 | case HCI_OP_WRITE_DEF_LINK_POLICY: | |
1694 | hci_cc_write_def_link_policy(hdev, skb); | |
1695 | break; | |
1696 | ||
a9de9248 MH |
1697 | case HCI_OP_RESET: |
1698 | hci_cc_reset(hdev, skb); | |
1699 | break; | |
1700 | ||
1701 | case HCI_OP_WRITE_LOCAL_NAME: | |
1702 | hci_cc_write_local_name(hdev, skb); | |
1703 | break; | |
1704 | ||
1705 | case HCI_OP_READ_LOCAL_NAME: | |
1706 | hci_cc_read_local_name(hdev, skb); | |
1707 | break; | |
1708 | ||
1709 | case HCI_OP_WRITE_AUTH_ENABLE: | |
1710 | hci_cc_write_auth_enable(hdev, skb); | |
1711 | break; | |
1712 | ||
1713 | case HCI_OP_WRITE_ENCRYPT_MODE: | |
1714 | hci_cc_write_encrypt_mode(hdev, skb); | |
1715 | break; | |
1716 | ||
1717 | case HCI_OP_WRITE_SCAN_ENABLE: | |
1718 | hci_cc_write_scan_enable(hdev, skb); | |
1719 | break; | |
1720 | ||
1721 | case HCI_OP_READ_CLASS_OF_DEV: | |
1722 | hci_cc_read_class_of_dev(hdev, skb); | |
1723 | break; | |
1724 | ||
1725 | case HCI_OP_WRITE_CLASS_OF_DEV: | |
1726 | hci_cc_write_class_of_dev(hdev, skb); | |
1727 | break; | |
1728 | ||
1729 | case HCI_OP_READ_VOICE_SETTING: | |
1730 | hci_cc_read_voice_setting(hdev, skb); | |
1731 | break; | |
1732 | ||
1733 | case HCI_OP_WRITE_VOICE_SETTING: | |
1734 | hci_cc_write_voice_setting(hdev, skb); | |
1735 | break; | |
1736 | ||
1737 | case HCI_OP_HOST_BUFFER_SIZE: | |
1738 | hci_cc_host_buffer_size(hdev, skb); | |
1739 | break; | |
1740 | ||
333140b5 MH |
1741 | case HCI_OP_READ_SSP_MODE: |
1742 | hci_cc_read_ssp_mode(hdev, skb); | |
1743 | break; | |
1744 | ||
1745 | case HCI_OP_WRITE_SSP_MODE: | |
1746 | hci_cc_write_ssp_mode(hdev, skb); | |
1747 | break; | |
1748 | ||
a9de9248 MH |
1749 | case HCI_OP_READ_LOCAL_VERSION: |
1750 | hci_cc_read_local_version(hdev, skb); | |
1751 | break; | |
1752 | ||
1753 | case HCI_OP_READ_LOCAL_COMMANDS: | |
1754 | hci_cc_read_local_commands(hdev, skb); | |
1755 | break; | |
1756 | ||
1757 | case HCI_OP_READ_LOCAL_FEATURES: | |
1758 | hci_cc_read_local_features(hdev, skb); | |
1759 | break; | |
1760 | ||
1761 | case HCI_OP_READ_BUFFER_SIZE: | |
1762 | hci_cc_read_buffer_size(hdev, skb); | |
1763 | break; | |
1764 | ||
1765 | case HCI_OP_READ_BD_ADDR: | |
1766 | hci_cc_read_bd_addr(hdev, skb); | |
1767 | break; | |
1768 | ||
23bb5763 JH |
1769 | case HCI_OP_WRITE_CA_TIMEOUT: |
1770 | hci_cc_write_ca_timeout(hdev, skb); | |
1771 | break; | |
1772 | ||
b0916ea0 JH |
1773 | case HCI_OP_DELETE_STORED_LINK_KEY: |
1774 | hci_cc_delete_stored_link_key(hdev, skb); | |
1775 | break; | |
1776 | ||
d5859e22 JH |
1777 | case HCI_OP_SET_EVENT_MASK: |
1778 | hci_cc_set_event_mask(hdev, skb); | |
1779 | break; | |
1780 | ||
1781 | case HCI_OP_WRITE_INQUIRY_MODE: | |
1782 | hci_cc_write_inquiry_mode(hdev, skb); | |
1783 | break; | |
1784 | ||
1785 | case HCI_OP_READ_INQ_RSP_TX_POWER: | |
1786 | hci_cc_read_inq_rsp_tx_power(hdev, skb); | |
1787 | break; | |
1788 | ||
1789 | case HCI_OP_SET_EVENT_FLT: | |
1790 | hci_cc_set_event_flt(hdev, skb); | |
1791 | break; | |
1792 | ||
980e1a53 JH |
1793 | case HCI_OP_PIN_CODE_REPLY: |
1794 | hci_cc_pin_code_reply(hdev, skb); | |
1795 | break; | |
1796 | ||
1797 | case HCI_OP_PIN_CODE_NEG_REPLY: | |
1798 | hci_cc_pin_code_neg_reply(hdev, skb); | |
1799 | break; | |
1800 | ||
c35938b2 SJ |
1801 | case HCI_OP_READ_LOCAL_OOB_DATA: |
1802 | hci_cc_read_local_oob_data_reply(hdev, skb); | |
1803 | break; | |
1804 | ||
6ed58ec5 VT |
1805 | case HCI_OP_LE_READ_BUFFER_SIZE: |
1806 | hci_cc_le_read_buffer_size(hdev, skb); | |
1807 | break; | |
1808 | ||
a5c29683 JH |
1809 | case HCI_OP_USER_CONFIRM_REPLY: |
1810 | hci_cc_user_confirm_reply(hdev, skb); | |
1811 | break; | |
1812 | ||
1813 | case HCI_OP_USER_CONFIRM_NEG_REPLY: | |
1814 | hci_cc_user_confirm_neg_reply(hdev, skb); | |
1815 | break; | |
1816 | ||
a9de9248 MH |
1817 | default: |
1818 | BT_DBG("%s opcode 0x%x", hdev->name, opcode); | |
1819 | break; | |
1820 | } | |
1821 | ||
6bd32326 VT |
1822 | if (ev->opcode != HCI_OP_NOP) |
1823 | del_timer(&hdev->cmd_timer); | |
1824 | ||
a9de9248 MH |
1825 | if (ev->ncmd) { |
1826 | atomic_set(&hdev->cmd_cnt, 1); | |
1827 | if (!skb_queue_empty(&hdev->cmd_q)) | |
c78ae283 | 1828 | tasklet_schedule(&hdev->cmd_task); |
a9de9248 MH |
1829 | } |
1830 | } | |
1831 | ||
1832 | static inline void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1833 | { | |
1834 | struct hci_ev_cmd_status *ev = (void *) skb->data; | |
1835 | __u16 opcode; | |
1836 | ||
1837 | skb_pull(skb, sizeof(*ev)); | |
1838 | ||
1839 | opcode = __le16_to_cpu(ev->opcode); | |
1840 | ||
1841 | switch (opcode) { | |
1842 | case HCI_OP_INQUIRY: | |
1843 | hci_cs_inquiry(hdev, ev->status); | |
1844 | break; | |
1845 | ||
1846 | case HCI_OP_CREATE_CONN: | |
1847 | hci_cs_create_conn(hdev, ev->status); | |
1848 | break; | |
1849 | ||
1850 | case HCI_OP_ADD_SCO: | |
1851 | hci_cs_add_sco(hdev, ev->status); | |
1852 | break; | |
1853 | ||
f8558555 MH |
1854 | case HCI_OP_AUTH_REQUESTED: |
1855 | hci_cs_auth_requested(hdev, ev->status); | |
1856 | break; | |
1857 | ||
1858 | case HCI_OP_SET_CONN_ENCRYPT: | |
1859 | hci_cs_set_conn_encrypt(hdev, ev->status); | |
1860 | break; | |
1861 | ||
a9de9248 MH |
1862 | case HCI_OP_REMOTE_NAME_REQ: |
1863 | hci_cs_remote_name_req(hdev, ev->status); | |
1864 | break; | |
1865 | ||
769be974 MH |
1866 | case HCI_OP_READ_REMOTE_FEATURES: |
1867 | hci_cs_read_remote_features(hdev, ev->status); | |
1868 | break; | |
1869 | ||
1870 | case HCI_OP_READ_REMOTE_EXT_FEATURES: | |
1871 | hci_cs_read_remote_ext_features(hdev, ev->status); | |
1872 | break; | |
1873 | ||
a9de9248 MH |
1874 | case HCI_OP_SETUP_SYNC_CONN: |
1875 | hci_cs_setup_sync_conn(hdev, ev->status); | |
1876 | break; | |
1877 | ||
1878 | case HCI_OP_SNIFF_MODE: | |
1879 | hci_cs_sniff_mode(hdev, ev->status); | |
1880 | break; | |
1881 | ||
1882 | case HCI_OP_EXIT_SNIFF_MODE: | |
1883 | hci_cs_exit_sniff_mode(hdev, ev->status); | |
1884 | break; | |
1885 | ||
8962ee74 JH |
1886 | case HCI_OP_DISCONNECT: |
1887 | if (ev->status != 0) | |
1888 | mgmt_disconnect_failed(hdev->id); | |
1889 | break; | |
1890 | ||
fcd89c09 VT |
1891 | case HCI_OP_LE_CREATE_CONN: |
1892 | hci_cs_le_create_conn(hdev, ev->status); | |
1893 | break; | |
1894 | ||
a9de9248 MH |
1895 | default: |
1896 | BT_DBG("%s opcode 0x%x", hdev->name, opcode); | |
1897 | break; | |
1898 | } | |
1899 | ||
6bd32326 VT |
1900 | if (ev->opcode != HCI_OP_NOP) |
1901 | del_timer(&hdev->cmd_timer); | |
1902 | ||
10572132 | 1903 | if (ev->ncmd && !test_bit(HCI_RESET, &hdev->flags)) { |
a9de9248 MH |
1904 | atomic_set(&hdev->cmd_cnt, 1); |
1905 | if (!skb_queue_empty(&hdev->cmd_q)) | |
c78ae283 | 1906 | tasklet_schedule(&hdev->cmd_task); |
a9de9248 MH |
1907 | } |
1908 | } | |
1909 | ||
1910 | static inline void hci_role_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1911 | { | |
1912 | struct hci_ev_role_change *ev = (void *) skb->data; | |
1913 | struct hci_conn *conn; | |
1914 | ||
1915 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1916 | ||
1917 | hci_dev_lock(hdev); | |
1918 | ||
1919 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
1920 | if (conn) { | |
1921 | if (!ev->status) { | |
1922 | if (ev->role) | |
1923 | conn->link_mode &= ~HCI_LM_MASTER; | |
1924 | else | |
1925 | conn->link_mode |= HCI_LM_MASTER; | |
1926 | } | |
1927 | ||
1928 | clear_bit(HCI_CONN_RSWITCH_PEND, &conn->pend); | |
1929 | ||
1930 | hci_role_switch_cfm(conn, ev->status, ev->role); | |
1931 | } | |
1932 | ||
1933 | hci_dev_unlock(hdev); | |
1934 | } | |
1935 | ||
1936 | static inline void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
1937 | { | |
1938 | struct hci_ev_num_comp_pkts *ev = (void *) skb->data; | |
1939 | __le16 *ptr; | |
1940 | int i; | |
1941 | ||
1942 | skb_pull(skb, sizeof(*ev)); | |
1943 | ||
1944 | BT_DBG("%s num_hndl %d", hdev->name, ev->num_hndl); | |
1945 | ||
1946 | if (skb->len < ev->num_hndl * 4) { | |
1947 | BT_DBG("%s bad parameters", hdev->name); | |
1948 | return; | |
1949 | } | |
1950 | ||
1951 | tasklet_disable(&hdev->tx_task); | |
1952 | ||
1953 | for (i = 0, ptr = (__le16 *) skb->data; i < ev->num_hndl; i++) { | |
1954 | struct hci_conn *conn; | |
1955 | __u16 handle, count; | |
1956 | ||
83985319 HH |
1957 | handle = get_unaligned_le16(ptr++); |
1958 | count = get_unaligned_le16(ptr++); | |
a9de9248 MH |
1959 | |
1960 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
1961 | if (conn) { | |
1962 | conn->sent -= count; | |
1963 | ||
1964 | if (conn->type == ACL_LINK) { | |
70f23020 AE |
1965 | hdev->acl_cnt += count; |
1966 | if (hdev->acl_cnt > hdev->acl_pkts) | |
a9de9248 | 1967 | hdev->acl_cnt = hdev->acl_pkts; |
6ed58ec5 VT |
1968 | } else if (conn->type == LE_LINK) { |
1969 | if (hdev->le_pkts) { | |
1970 | hdev->le_cnt += count; | |
1971 | if (hdev->le_cnt > hdev->le_pkts) | |
1972 | hdev->le_cnt = hdev->le_pkts; | |
1973 | } else { | |
1974 | hdev->acl_cnt += count; | |
1975 | if (hdev->acl_cnt > hdev->acl_pkts) | |
1976 | hdev->acl_cnt = hdev->acl_pkts; | |
1977 | } | |
a9de9248 | 1978 | } else { |
70f23020 AE |
1979 | hdev->sco_cnt += count; |
1980 | if (hdev->sco_cnt > hdev->sco_pkts) | |
a9de9248 MH |
1981 | hdev->sco_cnt = hdev->sco_pkts; |
1982 | } | |
1983 | } | |
1984 | } | |
1985 | ||
c78ae283 | 1986 | tasklet_schedule(&hdev->tx_task); |
a9de9248 MH |
1987 | |
1988 | tasklet_enable(&hdev->tx_task); | |
1989 | } | |
1990 | ||
1991 | static inline void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
04837f64 | 1992 | { |
a9de9248 | 1993 | struct hci_ev_mode_change *ev = (void *) skb->data; |
04837f64 MH |
1994 | struct hci_conn *conn; |
1995 | ||
1996 | BT_DBG("%s status %d", hdev->name, ev->status); | |
1997 | ||
1998 | hci_dev_lock(hdev); | |
1999 | ||
2000 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
a9de9248 MH |
2001 | if (conn) { |
2002 | conn->mode = ev->mode; | |
2003 | conn->interval = __le16_to_cpu(ev->interval); | |
2004 | ||
2005 | if (!test_and_clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend)) { | |
2006 | if (conn->mode == HCI_CM_ACTIVE) | |
2007 | conn->power_save = 1; | |
2008 | else | |
2009 | conn->power_save = 0; | |
2010 | } | |
e73439d8 MH |
2011 | |
2012 | if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend)) | |
2013 | hci_sco_setup(conn, ev->status); | |
04837f64 MH |
2014 | } |
2015 | ||
2016 | hci_dev_unlock(hdev); | |
2017 | } | |
2018 | ||
a9de9248 MH |
2019 | static inline void hci_pin_code_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2020 | { | |
052b30b0 MH |
2021 | struct hci_ev_pin_code_req *ev = (void *) skb->data; |
2022 | struct hci_conn *conn; | |
2023 | ||
a9de9248 | 2024 | BT_DBG("%s", hdev->name); |
052b30b0 MH |
2025 | |
2026 | hci_dev_lock(hdev); | |
2027 | ||
2028 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
3d7a9d1c | 2029 | if (conn && conn->state == BT_CONNECTED) { |
052b30b0 MH |
2030 | hci_conn_hold(conn); |
2031 | conn->disc_timeout = HCI_PAIRING_TIMEOUT; | |
2032 | hci_conn_put(conn); | |
2033 | } | |
2034 | ||
03b555e1 JH |
2035 | if (!test_bit(HCI_PAIRABLE, &hdev->flags)) |
2036 | hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, | |
2037 | sizeof(ev->bdaddr), &ev->bdaddr); | |
582fbe9e | 2038 | else if (test_bit(HCI_MGMT, &hdev->flags)) { |
a770bb5a WR |
2039 | u8 secure; |
2040 | ||
2041 | if (conn->pending_sec_level == BT_SECURITY_HIGH) | |
2042 | secure = 1; | |
2043 | else | |
2044 | secure = 0; | |
2045 | ||
2046 | mgmt_pin_code_request(hdev->id, &ev->bdaddr, secure); | |
2047 | } | |
980e1a53 | 2048 | |
052b30b0 | 2049 | hci_dev_unlock(hdev); |
a9de9248 MH |
2050 | } |
2051 | ||
2052 | static inline void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
2053 | { | |
55ed8ca1 JH |
2054 | struct hci_ev_link_key_req *ev = (void *) skb->data; |
2055 | struct hci_cp_link_key_reply cp; | |
2056 | struct hci_conn *conn; | |
2057 | struct link_key *key; | |
2058 | ||
a9de9248 | 2059 | BT_DBG("%s", hdev->name); |
55ed8ca1 JH |
2060 | |
2061 | if (!test_bit(HCI_LINK_KEYS, &hdev->flags)) | |
2062 | return; | |
2063 | ||
2064 | hci_dev_lock(hdev); | |
2065 | ||
2066 | key = hci_find_link_key(hdev, &ev->bdaddr); | |
2067 | if (!key) { | |
2068 | BT_DBG("%s link key not found for %s", hdev->name, | |
2069 | batostr(&ev->bdaddr)); | |
2070 | goto not_found; | |
2071 | } | |
2072 | ||
2073 | BT_DBG("%s found key type %u for %s", hdev->name, key->type, | |
2074 | batostr(&ev->bdaddr)); | |
2075 | ||
b6020ba0 WR |
2076 | if (!test_bit(HCI_DEBUG_KEYS, &hdev->flags) && |
2077 | key->type == HCI_LK_DEBUG_COMBINATION) { | |
55ed8ca1 JH |
2078 | BT_DBG("%s ignoring debug key", hdev->name); |
2079 | goto not_found; | |
2080 | } | |
2081 | ||
2082 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
60b83f57 WR |
2083 | if (conn) { |
2084 | if (key->type == HCI_LK_UNAUTH_COMBINATION && | |
2085 | conn->auth_type != 0xff && | |
2086 | (conn->auth_type & 0x01)) { | |
2087 | BT_DBG("%s ignoring unauthenticated key", hdev->name); | |
2088 | goto not_found; | |
2089 | } | |
55ed8ca1 | 2090 | |
60b83f57 WR |
2091 | if (key->type == HCI_LK_COMBINATION && key->pin_len < 16 && |
2092 | conn->pending_sec_level == BT_SECURITY_HIGH) { | |
2093 | BT_DBG("%s ignoring key unauthenticated for high \ | |
2094 | security", hdev->name); | |
2095 | goto not_found; | |
2096 | } | |
2097 | ||
2098 | conn->key_type = key->type; | |
2099 | conn->pin_length = key->pin_len; | |
55ed8ca1 JH |
2100 | } |
2101 | ||
2102 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
2103 | memcpy(cp.link_key, key->val, 16); | |
2104 | ||
2105 | hci_send_cmd(hdev, HCI_OP_LINK_KEY_REPLY, sizeof(cp), &cp); | |
2106 | ||
2107 | hci_dev_unlock(hdev); | |
2108 | ||
2109 | return; | |
2110 | ||
2111 | not_found: | |
2112 | hci_send_cmd(hdev, HCI_OP_LINK_KEY_NEG_REPLY, 6, &ev->bdaddr); | |
2113 | hci_dev_unlock(hdev); | |
a9de9248 MH |
2114 | } |
2115 | ||
2116 | static inline void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
2117 | { | |
052b30b0 MH |
2118 | struct hci_ev_link_key_notify *ev = (void *) skb->data; |
2119 | struct hci_conn *conn; | |
55ed8ca1 | 2120 | u8 pin_len = 0; |
052b30b0 | 2121 | |
a9de9248 | 2122 | BT_DBG("%s", hdev->name); |
052b30b0 MH |
2123 | |
2124 | hci_dev_lock(hdev); | |
2125 | ||
2126 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
2127 | if (conn) { | |
2128 | hci_conn_hold(conn); | |
2129 | conn->disc_timeout = HCI_DISCONN_TIMEOUT; | |
980e1a53 | 2130 | pin_len = conn->pin_length; |
13d39315 WR |
2131 | |
2132 | if (ev->key_type != HCI_LK_CHANGED_COMBINATION) | |
2133 | conn->key_type = ev->key_type; | |
2134 | ||
052b30b0 MH |
2135 | hci_conn_put(conn); |
2136 | } | |
2137 | ||
55ed8ca1 | 2138 | if (test_bit(HCI_LINK_KEYS, &hdev->flags)) |
d25e28ab | 2139 | hci_add_link_key(hdev, conn, 1, &ev->bdaddr, ev->link_key, |
55ed8ca1 JH |
2140 | ev->key_type, pin_len); |
2141 | ||
052b30b0 | 2142 | hci_dev_unlock(hdev); |
a9de9248 MH |
2143 | } |
2144 | ||
1da177e4 LT |
2145 | static inline void hci_clock_offset_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2146 | { | |
a9de9248 | 2147 | struct hci_ev_clock_offset *ev = (void *) skb->data; |
04837f64 | 2148 | struct hci_conn *conn; |
1da177e4 LT |
2149 | |
2150 | BT_DBG("%s status %d", hdev->name, ev->status); | |
2151 | ||
2152 | hci_dev_lock(hdev); | |
2153 | ||
04837f64 | 2154 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); |
1da177e4 LT |
2155 | if (conn && !ev->status) { |
2156 | struct inquiry_entry *ie; | |
2157 | ||
cc11b9c1 AE |
2158 | ie = hci_inquiry_cache_lookup(hdev, &conn->dst); |
2159 | if (ie) { | |
1da177e4 LT |
2160 | ie->data.clock_offset = ev->clock_offset; |
2161 | ie->timestamp = jiffies; | |
2162 | } | |
2163 | } | |
2164 | ||
2165 | hci_dev_unlock(hdev); | |
2166 | } | |
2167 | ||
a8746417 MH |
2168 | static inline void hci_pkt_type_change_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2169 | { | |
2170 | struct hci_ev_pkt_type_change *ev = (void *) skb->data; | |
2171 | struct hci_conn *conn; | |
2172 | ||
2173 | BT_DBG("%s status %d", hdev->name, ev->status); | |
2174 | ||
2175 | hci_dev_lock(hdev); | |
2176 | ||
2177 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
2178 | if (conn && !ev->status) | |
2179 | conn->pkt_type = __le16_to_cpu(ev->pkt_type); | |
2180 | ||
2181 | hci_dev_unlock(hdev); | |
2182 | } | |
2183 | ||
85a1e930 MH |
2184 | static inline void hci_pscan_rep_mode_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2185 | { | |
a9de9248 | 2186 | struct hci_ev_pscan_rep_mode *ev = (void *) skb->data; |
85a1e930 MH |
2187 | struct inquiry_entry *ie; |
2188 | ||
2189 | BT_DBG("%s", hdev->name); | |
2190 | ||
2191 | hci_dev_lock(hdev); | |
2192 | ||
cc11b9c1 AE |
2193 | ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr); |
2194 | if (ie) { | |
85a1e930 MH |
2195 | ie->data.pscan_rep_mode = ev->pscan_rep_mode; |
2196 | ie->timestamp = jiffies; | |
2197 | } | |
2198 | ||
2199 | hci_dev_unlock(hdev); | |
2200 | } | |
2201 | ||
a9de9248 MH |
2202 | static inline void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2203 | { | |
2204 | struct inquiry_data data; | |
2205 | int num_rsp = *((__u8 *) skb->data); | |
2206 | ||
2207 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); | |
2208 | ||
2209 | if (!num_rsp) | |
2210 | return; | |
2211 | ||
2212 | hci_dev_lock(hdev); | |
2213 | ||
314b2381 JH |
2214 | if (!test_and_set_bit(HCI_INQUIRY, &hdev->flags)) { |
2215 | ||
2216 | if (test_bit(HCI_MGMT, &hdev->flags)) | |
2217 | mgmt_discovering(hdev->id, 1); | |
2218 | } | |
2219 | ||
a9de9248 | 2220 | if ((skb->len - 1) / num_rsp != sizeof(struct inquiry_info_with_rssi)) { |
138d22ef SJ |
2221 | struct inquiry_info_with_rssi_and_pscan_mode *info; |
2222 | info = (void *) (skb->data + 1); | |
a9de9248 | 2223 | |
e17acd40 | 2224 | for (; num_rsp; num_rsp--, info++) { |
a9de9248 MH |
2225 | bacpy(&data.bdaddr, &info->bdaddr); |
2226 | data.pscan_rep_mode = info->pscan_rep_mode; | |
2227 | data.pscan_period_mode = info->pscan_period_mode; | |
2228 | data.pscan_mode = info->pscan_mode; | |
2229 | memcpy(data.dev_class, info->dev_class, 3); | |
2230 | data.clock_offset = info->clock_offset; | |
2231 | data.rssi = info->rssi; | |
41a96212 | 2232 | data.ssp_mode = 0x00; |
a9de9248 | 2233 | hci_inquiry_cache_update(hdev, &data); |
e17acd40 JH |
2234 | mgmt_device_found(hdev->id, &info->bdaddr, |
2235 | info->dev_class, info->rssi, | |
2236 | NULL); | |
a9de9248 MH |
2237 | } |
2238 | } else { | |
2239 | struct inquiry_info_with_rssi *info = (void *) (skb->data + 1); | |
2240 | ||
e17acd40 | 2241 | for (; num_rsp; num_rsp--, info++) { |
a9de9248 MH |
2242 | bacpy(&data.bdaddr, &info->bdaddr); |
2243 | data.pscan_rep_mode = info->pscan_rep_mode; | |
2244 | data.pscan_period_mode = info->pscan_period_mode; | |
2245 | data.pscan_mode = 0x00; | |
2246 | memcpy(data.dev_class, info->dev_class, 3); | |
2247 | data.clock_offset = info->clock_offset; | |
2248 | data.rssi = info->rssi; | |
41a96212 | 2249 | data.ssp_mode = 0x00; |
a9de9248 | 2250 | hci_inquiry_cache_update(hdev, &data); |
e17acd40 JH |
2251 | mgmt_device_found(hdev->id, &info->bdaddr, |
2252 | info->dev_class, info->rssi, | |
2253 | NULL); | |
a9de9248 MH |
2254 | } |
2255 | } | |
2256 | ||
2257 | hci_dev_unlock(hdev); | |
2258 | } | |
2259 | ||
2260 | static inline void hci_remote_ext_features_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
2261 | { | |
41a96212 MH |
2262 | struct hci_ev_remote_ext_features *ev = (void *) skb->data; |
2263 | struct hci_conn *conn; | |
2264 | ||
a9de9248 | 2265 | BT_DBG("%s", hdev->name); |
41a96212 | 2266 | |
41a96212 MH |
2267 | hci_dev_lock(hdev); |
2268 | ||
2269 | conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle)); | |
ccd556fe JH |
2270 | if (!conn) |
2271 | goto unlock; | |
41a96212 | 2272 | |
ccd556fe JH |
2273 | if (!ev->status && ev->page == 0x01) { |
2274 | struct inquiry_entry *ie; | |
41a96212 | 2275 | |
cc11b9c1 AE |
2276 | ie = hci_inquiry_cache_lookup(hdev, &conn->dst); |
2277 | if (ie) | |
ccd556fe | 2278 | ie->data.ssp_mode = (ev->features[0] & 0x01); |
769be974 | 2279 | |
ccd556fe JH |
2280 | conn->ssp_mode = (ev->features[0] & 0x01); |
2281 | } | |
2282 | ||
2283 | if (conn->state != BT_CONFIG) | |
2284 | goto unlock; | |
2285 | ||
127178d2 JH |
2286 | if (!ev->status) { |
2287 | struct hci_cp_remote_name_req cp; | |
2288 | memset(&cp, 0, sizeof(cp)); | |
2289 | bacpy(&cp.bdaddr, &conn->dst); | |
2290 | cp.pscan_rep_mode = 0x02; | |
2291 | hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp); | |
2292 | } | |
392599b9 | 2293 | |
127178d2 | 2294 | if (!hci_outgoing_auth_needed(hdev, conn)) { |
ccd556fe JH |
2295 | conn->state = BT_CONNECTED; |
2296 | hci_proto_connect_cfm(conn, ev->status); | |
2297 | hci_conn_put(conn); | |
41a96212 MH |
2298 | } |
2299 | ||
ccd556fe | 2300 | unlock: |
41a96212 | 2301 | hci_dev_unlock(hdev); |
a9de9248 MH |
2302 | } |
2303 | ||
2304 | static inline void hci_sync_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
2305 | { | |
b6a0dc82 MH |
2306 | struct hci_ev_sync_conn_complete *ev = (void *) skb->data; |
2307 | struct hci_conn *conn; | |
2308 | ||
2309 | BT_DBG("%s status %d", hdev->name, ev->status); | |
2310 | ||
2311 | hci_dev_lock(hdev); | |
2312 | ||
2313 | conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr); | |
9dc0a3af MH |
2314 | if (!conn) { |
2315 | if (ev->link_type == ESCO_LINK) | |
2316 | goto unlock; | |
2317 | ||
2318 | conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr); | |
2319 | if (!conn) | |
2320 | goto unlock; | |
2321 | ||
2322 | conn->type = SCO_LINK; | |
2323 | } | |
b6a0dc82 | 2324 | |
732547f9 MH |
2325 | switch (ev->status) { |
2326 | case 0x00: | |
b6a0dc82 MH |
2327 | conn->handle = __le16_to_cpu(ev->handle); |
2328 | conn->state = BT_CONNECTED; | |
7d0db0a3 | 2329 | |
9eba32b8 | 2330 | hci_conn_hold_device(conn); |
7d0db0a3 | 2331 | hci_conn_add_sysfs(conn); |
732547f9 MH |
2332 | break; |
2333 | ||
705e5711 | 2334 | case 0x11: /* Unsupported Feature or Parameter Value */ |
732547f9 | 2335 | case 0x1c: /* SCO interval rejected */ |
1038a00b | 2336 | case 0x1a: /* Unsupported Remote Feature */ |
732547f9 MH |
2337 | case 0x1f: /* Unspecified error */ |
2338 | if (conn->out && conn->attempt < 2) { | |
2339 | conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) | | |
2340 | (hdev->esco_type & EDR_ESCO_MASK); | |
2341 | hci_setup_sync(conn, conn->link->handle); | |
2342 | goto unlock; | |
2343 | } | |
2344 | /* fall through */ | |
2345 | ||
2346 | default: | |
b6a0dc82 | 2347 | conn->state = BT_CLOSED; |
732547f9 MH |
2348 | break; |
2349 | } | |
b6a0dc82 MH |
2350 | |
2351 | hci_proto_connect_cfm(conn, ev->status); | |
2352 | if (ev->status) | |
2353 | hci_conn_del(conn); | |
2354 | ||
2355 | unlock: | |
2356 | hci_dev_unlock(hdev); | |
a9de9248 MH |
2357 | } |
2358 | ||
2359 | static inline void hci_sync_conn_changed_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
2360 | { | |
2361 | BT_DBG("%s", hdev->name); | |
2362 | } | |
2363 | ||
04837f64 MH |
2364 | static inline void hci_sniff_subrate_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2365 | { | |
a9de9248 | 2366 | struct hci_ev_sniff_subrate *ev = (void *) skb->data; |
04837f64 MH |
2367 | |
2368 | BT_DBG("%s status %d", hdev->name, ev->status); | |
04837f64 MH |
2369 | } |
2370 | ||
a9de9248 | 2371 | static inline void hci_extended_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb) |
1da177e4 | 2372 | { |
a9de9248 MH |
2373 | struct inquiry_data data; |
2374 | struct extended_inquiry_info *info = (void *) (skb->data + 1); | |
2375 | int num_rsp = *((__u8 *) skb->data); | |
1da177e4 | 2376 | |
a9de9248 | 2377 | BT_DBG("%s num_rsp %d", hdev->name, num_rsp); |
1da177e4 | 2378 | |
a9de9248 MH |
2379 | if (!num_rsp) |
2380 | return; | |
1da177e4 | 2381 | |
314b2381 JH |
2382 | if (!test_and_set_bit(HCI_INQUIRY, &hdev->flags)) { |
2383 | ||
2384 | if (test_bit(HCI_MGMT, &hdev->flags)) | |
2385 | mgmt_discovering(hdev->id, 1); | |
2386 | } | |
2387 | ||
a9de9248 MH |
2388 | hci_dev_lock(hdev); |
2389 | ||
e17acd40 | 2390 | for (; num_rsp; num_rsp--, info++) { |
a9de9248 | 2391 | bacpy(&data.bdaddr, &info->bdaddr); |
138d22ef SJ |
2392 | data.pscan_rep_mode = info->pscan_rep_mode; |
2393 | data.pscan_period_mode = info->pscan_period_mode; | |
2394 | data.pscan_mode = 0x00; | |
a9de9248 | 2395 | memcpy(data.dev_class, info->dev_class, 3); |
138d22ef SJ |
2396 | data.clock_offset = info->clock_offset; |
2397 | data.rssi = info->rssi; | |
41a96212 | 2398 | data.ssp_mode = 0x01; |
a9de9248 | 2399 | hci_inquiry_cache_update(hdev, &data); |
e17acd40 JH |
2400 | mgmt_device_found(hdev->id, &info->bdaddr, info->dev_class, |
2401 | info->rssi, info->data); | |
a9de9248 MH |
2402 | } |
2403 | ||
2404 | hci_dev_unlock(hdev); | |
2405 | } | |
1da177e4 | 2406 | |
17fa4b9d JH |
2407 | static inline u8 hci_get_auth_req(struct hci_conn *conn) |
2408 | { | |
2409 | /* If remote requests dedicated bonding follow that lead */ | |
2410 | if (conn->remote_auth == 0x02 || conn->remote_auth == 0x03) { | |
2411 | /* If both remote and local IO capabilities allow MITM | |
2412 | * protection then require it, otherwise don't */ | |
2413 | if (conn->remote_cap == 0x03 || conn->io_capability == 0x03) | |
2414 | return 0x02; | |
2415 | else | |
2416 | return 0x03; | |
2417 | } | |
2418 | ||
2419 | /* If remote requests no-bonding follow that lead */ | |
2420 | if (conn->remote_auth == 0x00 || conn->remote_auth == 0x01) | |
58797bf7 | 2421 | return conn->remote_auth | (conn->auth_type & 0x01); |
17fa4b9d JH |
2422 | |
2423 | return conn->auth_type; | |
2424 | } | |
2425 | ||
0493684e MH |
2426 | static inline void hci_io_capa_request_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2427 | { | |
2428 | struct hci_ev_io_capa_request *ev = (void *) skb->data; | |
2429 | struct hci_conn *conn; | |
2430 | ||
2431 | BT_DBG("%s", hdev->name); | |
2432 | ||
2433 | hci_dev_lock(hdev); | |
2434 | ||
2435 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
03b555e1 JH |
2436 | if (!conn) |
2437 | goto unlock; | |
2438 | ||
2439 | hci_conn_hold(conn); | |
2440 | ||
2441 | if (!test_bit(HCI_MGMT, &hdev->flags)) | |
2442 | goto unlock; | |
2443 | ||
2444 | if (test_bit(HCI_PAIRABLE, &hdev->flags) || | |
2445 | (conn->remote_auth & ~0x01) == HCI_AT_NO_BONDING) { | |
17fa4b9d JH |
2446 | struct hci_cp_io_capability_reply cp; |
2447 | ||
2448 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
2449 | cp.capability = conn->io_capability; | |
7cbc9bd9 JH |
2450 | conn->auth_type = hci_get_auth_req(conn); |
2451 | cp.authentication = conn->auth_type; | |
17fa4b9d | 2452 | |
ce85ee13 SJ |
2453 | if ((conn->out == 0x01 || conn->remote_oob == 0x01) && |
2454 | hci_find_remote_oob_data(hdev, &conn->dst)) | |
2455 | cp.oob_data = 0x01; | |
2456 | else | |
2457 | cp.oob_data = 0x00; | |
2458 | ||
17fa4b9d JH |
2459 | hci_send_cmd(hdev, HCI_OP_IO_CAPABILITY_REPLY, |
2460 | sizeof(cp), &cp); | |
03b555e1 JH |
2461 | } else { |
2462 | struct hci_cp_io_capability_neg_reply cp; | |
2463 | ||
2464 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
be77159c | 2465 | cp.reason = 0x18; /* Pairing not allowed */ |
0493684e | 2466 | |
03b555e1 JH |
2467 | hci_send_cmd(hdev, HCI_OP_IO_CAPABILITY_NEG_REPLY, |
2468 | sizeof(cp), &cp); | |
2469 | } | |
2470 | ||
2471 | unlock: | |
2472 | hci_dev_unlock(hdev); | |
2473 | } | |
2474 | ||
2475 | static inline void hci_io_capa_reply_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
2476 | { | |
2477 | struct hci_ev_io_capa_reply *ev = (void *) skb->data; | |
2478 | struct hci_conn *conn; | |
2479 | ||
2480 | BT_DBG("%s", hdev->name); | |
2481 | ||
2482 | hci_dev_lock(hdev); | |
2483 | ||
2484 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
2485 | if (!conn) | |
2486 | goto unlock; | |
2487 | ||
03b555e1 JH |
2488 | conn->remote_cap = ev->capability; |
2489 | conn->remote_oob = ev->oob_data; | |
2490 | conn->remote_auth = ev->authentication; | |
2491 | ||
2492 | unlock: | |
0493684e MH |
2493 | hci_dev_unlock(hdev); |
2494 | } | |
2495 | ||
a5c29683 JH |
2496 | static inline void hci_user_confirm_request_evt(struct hci_dev *hdev, |
2497 | struct sk_buff *skb) | |
2498 | { | |
2499 | struct hci_ev_user_confirm_req *ev = (void *) skb->data; | |
55bc1a37 | 2500 | int loc_mitm, rem_mitm, confirm_hint = 0; |
7a828908 | 2501 | struct hci_conn *conn; |
a5c29683 JH |
2502 | |
2503 | BT_DBG("%s", hdev->name); | |
2504 | ||
2505 | hci_dev_lock(hdev); | |
2506 | ||
7a828908 JH |
2507 | if (!test_bit(HCI_MGMT, &hdev->flags)) |
2508 | goto unlock; | |
a5c29683 | 2509 | |
7a828908 JH |
2510 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); |
2511 | if (!conn) | |
2512 | goto unlock; | |
2513 | ||
2514 | loc_mitm = (conn->auth_type & 0x01); | |
2515 | rem_mitm = (conn->remote_auth & 0x01); | |
2516 | ||
2517 | /* If we require MITM but the remote device can't provide that | |
2518 | * (it has NoInputNoOutput) then reject the confirmation | |
2519 | * request. The only exception is when we're dedicated bonding | |
2520 | * initiators (connect_cfm_cb set) since then we always have the MITM | |
2521 | * bit set. */ | |
2522 | if (!conn->connect_cfm_cb && loc_mitm && conn->remote_cap == 0x03) { | |
2523 | BT_DBG("Rejecting request: remote device can't provide MITM"); | |
2524 | hci_send_cmd(hdev, HCI_OP_USER_CONFIRM_NEG_REPLY, | |
2525 | sizeof(ev->bdaddr), &ev->bdaddr); | |
2526 | goto unlock; | |
2527 | } | |
2528 | ||
2529 | /* If no side requires MITM protection; auto-accept */ | |
2530 | if ((!loc_mitm || conn->remote_cap == 0x03) && | |
2531 | (!rem_mitm || conn->io_capability == 0x03)) { | |
55bc1a37 JH |
2532 | |
2533 | /* If we're not the initiators request authorization to | |
2534 | * proceed from user space (mgmt_user_confirm with | |
2535 | * confirm_hint set to 1). */ | |
2536 | if (!test_bit(HCI_CONN_AUTH_PEND, &conn->pend)) { | |
2537 | BT_DBG("Confirming auto-accept as acceptor"); | |
2538 | confirm_hint = 1; | |
2539 | goto confirm; | |
2540 | } | |
2541 | ||
9f61656a JH |
2542 | BT_DBG("Auto-accept of user confirmation with %ums delay", |
2543 | hdev->auto_accept_delay); | |
2544 | ||
2545 | if (hdev->auto_accept_delay > 0) { | |
2546 | int delay = msecs_to_jiffies(hdev->auto_accept_delay); | |
2547 | mod_timer(&conn->auto_accept_timer, jiffies + delay); | |
2548 | goto unlock; | |
2549 | } | |
2550 | ||
7a828908 JH |
2551 | hci_send_cmd(hdev, HCI_OP_USER_CONFIRM_REPLY, |
2552 | sizeof(ev->bdaddr), &ev->bdaddr); | |
2553 | goto unlock; | |
2554 | } | |
2555 | ||
55bc1a37 JH |
2556 | confirm: |
2557 | mgmt_user_confirm_request(hdev->id, &ev->bdaddr, ev->passkey, | |
2558 | confirm_hint); | |
7a828908 JH |
2559 | |
2560 | unlock: | |
a5c29683 JH |
2561 | hci_dev_unlock(hdev); |
2562 | } | |
2563 | ||
0493684e MH |
2564 | static inline void hci_simple_pair_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2565 | { | |
2566 | struct hci_ev_simple_pair_complete *ev = (void *) skb->data; | |
2567 | struct hci_conn *conn; | |
2568 | ||
2569 | BT_DBG("%s", hdev->name); | |
2570 | ||
2571 | hci_dev_lock(hdev); | |
2572 | ||
2573 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr); | |
2a611692 JH |
2574 | if (!conn) |
2575 | goto unlock; | |
2576 | ||
2577 | /* To avoid duplicate auth_failed events to user space we check | |
2578 | * the HCI_CONN_AUTH_PEND flag which will be set if we | |
2579 | * initiated the authentication. A traditional auth_complete | |
2580 | * event gets always produced as initiator and is also mapped to | |
2581 | * the mgmt_auth_failed event */ | |
2582 | if (!test_bit(HCI_CONN_AUTH_PEND, &conn->pend) && ev->status != 0) | |
2583 | mgmt_auth_failed(hdev->id, &conn->dst, ev->status); | |
0493684e | 2584 | |
2a611692 JH |
2585 | hci_conn_put(conn); |
2586 | ||
2587 | unlock: | |
0493684e MH |
2588 | hci_dev_unlock(hdev); |
2589 | } | |
2590 | ||
41a96212 MH |
2591 | static inline void hci_remote_host_features_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2592 | { | |
2593 | struct hci_ev_remote_host_features *ev = (void *) skb->data; | |
2594 | struct inquiry_entry *ie; | |
2595 | ||
2596 | BT_DBG("%s", hdev->name); | |
2597 | ||
2598 | hci_dev_lock(hdev); | |
2599 | ||
cc11b9c1 AE |
2600 | ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr); |
2601 | if (ie) | |
41a96212 MH |
2602 | ie->data.ssp_mode = (ev->features[0] & 0x01); |
2603 | ||
2604 | hci_dev_unlock(hdev); | |
2605 | } | |
2606 | ||
2763eda6 SJ |
2607 | static inline void hci_remote_oob_data_request_evt(struct hci_dev *hdev, |
2608 | struct sk_buff *skb) | |
2609 | { | |
2610 | struct hci_ev_remote_oob_data_request *ev = (void *) skb->data; | |
2611 | struct oob_data *data; | |
2612 | ||
2613 | BT_DBG("%s", hdev->name); | |
2614 | ||
2615 | hci_dev_lock(hdev); | |
2616 | ||
e1ba1f15 SJ |
2617 | if (!test_bit(HCI_MGMT, &hdev->flags)) |
2618 | goto unlock; | |
2619 | ||
2763eda6 SJ |
2620 | data = hci_find_remote_oob_data(hdev, &ev->bdaddr); |
2621 | if (data) { | |
2622 | struct hci_cp_remote_oob_data_reply cp; | |
2623 | ||
2624 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
2625 | memcpy(cp.hash, data->hash, sizeof(cp.hash)); | |
2626 | memcpy(cp.randomizer, data->randomizer, sizeof(cp.randomizer)); | |
2627 | ||
2628 | hci_send_cmd(hdev, HCI_OP_REMOTE_OOB_DATA_REPLY, sizeof(cp), | |
2629 | &cp); | |
2630 | } else { | |
2631 | struct hci_cp_remote_oob_data_neg_reply cp; | |
2632 | ||
2633 | bacpy(&cp.bdaddr, &ev->bdaddr); | |
2634 | hci_send_cmd(hdev, HCI_OP_REMOTE_OOB_DATA_NEG_REPLY, sizeof(cp), | |
2635 | &cp); | |
2636 | } | |
2637 | ||
e1ba1f15 | 2638 | unlock: |
2763eda6 SJ |
2639 | hci_dev_unlock(hdev); |
2640 | } | |
2641 | ||
fcd89c09 VT |
2642 | static inline void hci_le_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb) |
2643 | { | |
2644 | struct hci_ev_le_conn_complete *ev = (void *) skb->data; | |
2645 | struct hci_conn *conn; | |
2646 | ||
2647 | BT_DBG("%s status %d", hdev->name, ev->status); | |
2648 | ||
2649 | hci_dev_lock(hdev); | |
2650 | ||
2651 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &ev->bdaddr); | |
b62f328b VT |
2652 | if (!conn) { |
2653 | conn = hci_conn_add(hdev, LE_LINK, &ev->bdaddr); | |
2654 | if (!conn) { | |
2655 | BT_ERR("No memory for new connection"); | |
2656 | hci_dev_unlock(hdev); | |
2657 | return; | |
2658 | } | |
2659 | } | |
fcd89c09 VT |
2660 | |
2661 | if (ev->status) { | |
83bc71b4 | 2662 | mgmt_connect_failed(hdev->id, &ev->bdaddr, ev->status); |
fcd89c09 VT |
2663 | hci_proto_connect_cfm(conn, ev->status); |
2664 | conn->state = BT_CLOSED; | |
2665 | hci_conn_del(conn); | |
2666 | goto unlock; | |
2667 | } | |
2668 | ||
83bc71b4 VCG |
2669 | mgmt_connected(hdev->id, &ev->bdaddr); |
2670 | ||
fcd89c09 VT |
2671 | conn->handle = __le16_to_cpu(ev->handle); |
2672 | conn->state = BT_CONNECTED; | |
2673 | ||
2674 | hci_conn_hold_device(conn); | |
2675 | hci_conn_add_sysfs(conn); | |
2676 | ||
2677 | hci_proto_connect_cfm(conn, ev->status); | |
2678 | ||
2679 | unlock: | |
2680 | hci_dev_unlock(hdev); | |
2681 | } | |
2682 | ||
2683 | static inline void hci_le_meta_evt(struct hci_dev *hdev, struct sk_buff *skb) | |
2684 | { | |
2685 | struct hci_ev_le_meta *le_ev = (void *) skb->data; | |
2686 | ||
2687 | skb_pull(skb, sizeof(*le_ev)); | |
2688 | ||
2689 | switch (le_ev->subevent) { | |
2690 | case HCI_EV_LE_CONN_COMPLETE: | |
2691 | hci_le_conn_complete_evt(hdev, skb); | |
2692 | break; | |
2693 | ||
2694 | default: | |
2695 | break; | |
2696 | } | |
2697 | } | |
2698 | ||
a9de9248 MH |
2699 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb) |
2700 | { | |
2701 | struct hci_event_hdr *hdr = (void *) skb->data; | |
2702 | __u8 event = hdr->evt; | |
2703 | ||
2704 | skb_pull(skb, HCI_EVENT_HDR_SIZE); | |
2705 | ||
2706 | switch (event) { | |
1da177e4 LT |
2707 | case HCI_EV_INQUIRY_COMPLETE: |
2708 | hci_inquiry_complete_evt(hdev, skb); | |
2709 | break; | |
2710 | ||
2711 | case HCI_EV_INQUIRY_RESULT: | |
2712 | hci_inquiry_result_evt(hdev, skb); | |
2713 | break; | |
2714 | ||
a9de9248 MH |
2715 | case HCI_EV_CONN_COMPLETE: |
2716 | hci_conn_complete_evt(hdev, skb); | |
21d9e30e MH |
2717 | break; |
2718 | ||
1da177e4 LT |
2719 | case HCI_EV_CONN_REQUEST: |
2720 | hci_conn_request_evt(hdev, skb); | |
2721 | break; | |
2722 | ||
1da177e4 LT |
2723 | case HCI_EV_DISCONN_COMPLETE: |
2724 | hci_disconn_complete_evt(hdev, skb); | |
2725 | break; | |
2726 | ||
1da177e4 LT |
2727 | case HCI_EV_AUTH_COMPLETE: |
2728 | hci_auth_complete_evt(hdev, skb); | |
2729 | break; | |
2730 | ||
a9de9248 MH |
2731 | case HCI_EV_REMOTE_NAME: |
2732 | hci_remote_name_evt(hdev, skb); | |
2733 | break; | |
2734 | ||
1da177e4 LT |
2735 | case HCI_EV_ENCRYPT_CHANGE: |
2736 | hci_encrypt_change_evt(hdev, skb); | |
2737 | break; | |
2738 | ||
a9de9248 MH |
2739 | case HCI_EV_CHANGE_LINK_KEY_COMPLETE: |
2740 | hci_change_link_key_complete_evt(hdev, skb); | |
2741 | break; | |
2742 | ||
2743 | case HCI_EV_REMOTE_FEATURES: | |
2744 | hci_remote_features_evt(hdev, skb); | |
2745 | break; | |
2746 | ||
2747 | case HCI_EV_REMOTE_VERSION: | |
2748 | hci_remote_version_evt(hdev, skb); | |
2749 | break; | |
2750 | ||
2751 | case HCI_EV_QOS_SETUP_COMPLETE: | |
2752 | hci_qos_setup_complete_evt(hdev, skb); | |
2753 | break; | |
2754 | ||
2755 | case HCI_EV_CMD_COMPLETE: | |
2756 | hci_cmd_complete_evt(hdev, skb); | |
2757 | break; | |
2758 | ||
2759 | case HCI_EV_CMD_STATUS: | |
2760 | hci_cmd_status_evt(hdev, skb); | |
2761 | break; | |
2762 | ||
2763 | case HCI_EV_ROLE_CHANGE: | |
2764 | hci_role_change_evt(hdev, skb); | |
2765 | break; | |
2766 | ||
2767 | case HCI_EV_NUM_COMP_PKTS: | |
2768 | hci_num_comp_pkts_evt(hdev, skb); | |
2769 | break; | |
2770 | ||
2771 | case HCI_EV_MODE_CHANGE: | |
2772 | hci_mode_change_evt(hdev, skb); | |
1da177e4 LT |
2773 | break; |
2774 | ||
2775 | case HCI_EV_PIN_CODE_REQ: | |
2776 | hci_pin_code_request_evt(hdev, skb); | |
2777 | break; | |
2778 | ||
2779 | case HCI_EV_LINK_KEY_REQ: | |
2780 | hci_link_key_request_evt(hdev, skb); | |
2781 | break; | |
2782 | ||
2783 | case HCI_EV_LINK_KEY_NOTIFY: | |
2784 | hci_link_key_notify_evt(hdev, skb); | |
2785 | break; | |
2786 | ||
2787 | case HCI_EV_CLOCK_OFFSET: | |
2788 | hci_clock_offset_evt(hdev, skb); | |
2789 | break; | |
2790 | ||
a8746417 MH |
2791 | case HCI_EV_PKT_TYPE_CHANGE: |
2792 | hci_pkt_type_change_evt(hdev, skb); | |
2793 | break; | |
2794 | ||
85a1e930 MH |
2795 | case HCI_EV_PSCAN_REP_MODE: |
2796 | hci_pscan_rep_mode_evt(hdev, skb); | |
2797 | break; | |
2798 | ||
a9de9248 MH |
2799 | case HCI_EV_INQUIRY_RESULT_WITH_RSSI: |
2800 | hci_inquiry_result_with_rssi_evt(hdev, skb); | |
04837f64 MH |
2801 | break; |
2802 | ||
a9de9248 MH |
2803 | case HCI_EV_REMOTE_EXT_FEATURES: |
2804 | hci_remote_ext_features_evt(hdev, skb); | |
1da177e4 LT |
2805 | break; |
2806 | ||
a9de9248 MH |
2807 | case HCI_EV_SYNC_CONN_COMPLETE: |
2808 | hci_sync_conn_complete_evt(hdev, skb); | |
2809 | break; | |
1da177e4 | 2810 | |
a9de9248 MH |
2811 | case HCI_EV_SYNC_CONN_CHANGED: |
2812 | hci_sync_conn_changed_evt(hdev, skb); | |
2813 | break; | |
1da177e4 | 2814 | |
a9de9248 MH |
2815 | case HCI_EV_SNIFF_SUBRATE: |
2816 | hci_sniff_subrate_evt(hdev, skb); | |
2817 | break; | |
1da177e4 | 2818 | |
a9de9248 MH |
2819 | case HCI_EV_EXTENDED_INQUIRY_RESULT: |
2820 | hci_extended_inquiry_result_evt(hdev, skb); | |
2821 | break; | |
1da177e4 | 2822 | |
0493684e MH |
2823 | case HCI_EV_IO_CAPA_REQUEST: |
2824 | hci_io_capa_request_evt(hdev, skb); | |
2825 | break; | |
2826 | ||
03b555e1 JH |
2827 | case HCI_EV_IO_CAPA_REPLY: |
2828 | hci_io_capa_reply_evt(hdev, skb); | |
2829 | break; | |
2830 | ||
a5c29683 JH |
2831 | case HCI_EV_USER_CONFIRM_REQUEST: |
2832 | hci_user_confirm_request_evt(hdev, skb); | |
2833 | break; | |
2834 | ||
0493684e MH |
2835 | case HCI_EV_SIMPLE_PAIR_COMPLETE: |
2836 | hci_simple_pair_complete_evt(hdev, skb); | |
2837 | break; | |
2838 | ||
41a96212 MH |
2839 | case HCI_EV_REMOTE_HOST_FEATURES: |
2840 | hci_remote_host_features_evt(hdev, skb); | |
2841 | break; | |
2842 | ||
fcd89c09 VT |
2843 | case HCI_EV_LE_META: |
2844 | hci_le_meta_evt(hdev, skb); | |
2845 | break; | |
2846 | ||
2763eda6 SJ |
2847 | case HCI_EV_REMOTE_OOB_DATA_REQUEST: |
2848 | hci_remote_oob_data_request_evt(hdev, skb); | |
2849 | break; | |
2850 | ||
a9de9248 MH |
2851 | default: |
2852 | BT_DBG("%s event 0x%x", hdev->name, event); | |
1da177e4 LT |
2853 | break; |
2854 | } | |
2855 | ||
2856 | kfree_skb(skb); | |
2857 | hdev->stat.evt_rx++; | |
2858 | } | |
2859 | ||
2860 | /* Generate internal stack event */ | |
2861 | void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data) | |
2862 | { | |
2863 | struct hci_event_hdr *hdr; | |
2864 | struct hci_ev_stack_internal *ev; | |
2865 | struct sk_buff *skb; | |
2866 | ||
2867 | skb = bt_skb_alloc(HCI_EVENT_HDR_SIZE + sizeof(*ev) + dlen, GFP_ATOMIC); | |
2868 | if (!skb) | |
2869 | return; | |
2870 | ||
2871 | hdr = (void *) skb_put(skb, HCI_EVENT_HDR_SIZE); | |
2872 | hdr->evt = HCI_EV_STACK_INTERNAL; | |
2873 | hdr->plen = sizeof(*ev) + dlen; | |
2874 | ||
2875 | ev = (void *) skb_put(skb, sizeof(*ev) + dlen); | |
2876 | ev->type = type; | |
2877 | memcpy(ev->data, data, dlen); | |
2878 | ||
576c7d85 | 2879 | bt_cb(skb)->incoming = 1; |
a61bbcf2 | 2880 | __net_timestamp(skb); |
576c7d85 | 2881 | |
0d48d939 | 2882 | bt_cb(skb)->pkt_type = HCI_EVENT_PKT; |
1da177e4 | 2883 | skb->dev = (void *) hdev; |
eec8d2bc | 2884 | hci_send_to_sock(hdev, skb, NULL); |
1da177e4 LT |
2885 | kfree_skb(skb); |
2886 | } |