Commit | Line | Data |
---|---|---|
0381101f JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
3 | Copyright (C) 2010 Nokia Corporation | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License version 2 as | |
7 | published by the Free Software Foundation; | |
8 | ||
9 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
10 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
11 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
12 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
13 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
14 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
15 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
16 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
17 | ||
18 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
19 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
20 | SOFTWARE IS DISCLAIMED. | |
21 | */ | |
22 | ||
23 | /* Bluetooth HCI Management interface */ | |
24 | ||
72359753 | 25 | #include <linux/uaccess.h> |
0381101f JH |
26 | #include <asm/unaligned.h> |
27 | ||
28 | #include <net/bluetooth/bluetooth.h> | |
29 | #include <net/bluetooth/hci_core.h> | |
30 | #include <net/bluetooth/mgmt.h> | |
31 | ||
02d98129 JH |
32 | #define MGMT_VERSION 0 |
33 | #define MGMT_REVISION 1 | |
34 | ||
eec8d2bc JH |
35 | struct pending_cmd { |
36 | struct list_head list; | |
37 | __u16 opcode; | |
38 | int index; | |
39 | void *cmd; | |
40 | struct sock *sk; | |
41 | }; | |
42 | ||
43 | LIST_HEAD(cmd_list); | |
44 | ||
f7b64e69 JH |
45 | static int cmd_status(struct sock *sk, u16 cmd, u8 status) |
46 | { | |
47 | struct sk_buff *skb; | |
48 | struct mgmt_hdr *hdr; | |
49 | struct mgmt_ev_cmd_status *ev; | |
50 | ||
51 | BT_DBG("sock %p", sk); | |
52 | ||
53 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_ATOMIC); | |
54 | if (!skb) | |
55 | return -ENOMEM; | |
56 | ||
57 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
58 | ||
59 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); | |
60 | hdr->len = cpu_to_le16(sizeof(*ev)); | |
61 | ||
62 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
63 | ev->status = status; | |
64 | put_unaligned_le16(cmd, &ev->opcode); | |
65 | ||
66 | if (sock_queue_rcv_skb(sk, skb) < 0) | |
67 | kfree_skb(skb); | |
68 | ||
69 | return 0; | |
70 | } | |
71 | ||
a38528f1 | 72 | static int cmd_complete(struct sock *sk, u16 cmd, void *rp, size_t rp_len) |
02d98129 JH |
73 | { |
74 | struct sk_buff *skb; | |
75 | struct mgmt_hdr *hdr; | |
76 | struct mgmt_ev_cmd_complete *ev; | |
02d98129 JH |
77 | |
78 | BT_DBG("sock %p", sk); | |
79 | ||
a38528f1 | 80 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_ATOMIC); |
02d98129 JH |
81 | if (!skb) |
82 | return -ENOMEM; | |
83 | ||
84 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 85 | |
a38528f1 JH |
86 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
87 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); | |
02d98129 | 88 | |
a38528f1 JH |
89 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
90 | put_unaligned_le16(cmd, &ev->opcode); | |
91 | memcpy(ev->data, rp, rp_len); | |
02d98129 JH |
92 | |
93 | if (sock_queue_rcv_skb(sk, skb) < 0) | |
94 | kfree_skb(skb); | |
95 | ||
96 | return 0; | |
97 | } | |
98 | ||
a38528f1 JH |
99 | static int read_version(struct sock *sk) |
100 | { | |
101 | struct mgmt_rp_read_version rp; | |
102 | ||
103 | BT_DBG("sock %p", sk); | |
104 | ||
105 | rp.version = MGMT_VERSION; | |
106 | put_unaligned_le16(MGMT_REVISION, &rp.revision); | |
107 | ||
108 | return cmd_complete(sk, MGMT_OP_READ_VERSION, &rp, sizeof(rp)); | |
109 | } | |
110 | ||
faba42eb JH |
111 | static int read_index_list(struct sock *sk) |
112 | { | |
faba42eb JH |
113 | struct mgmt_rp_read_index_list *rp; |
114 | struct list_head *p; | |
a38528f1 | 115 | size_t rp_len; |
faba42eb | 116 | u16 count; |
a38528f1 | 117 | int i, err; |
faba42eb JH |
118 | |
119 | BT_DBG("sock %p", sk); | |
120 | ||
121 | read_lock(&hci_dev_list_lock); | |
122 | ||
123 | count = 0; | |
124 | list_for_each(p, &hci_dev_list) { | |
125 | count++; | |
126 | } | |
127 | ||
a38528f1 JH |
128 | rp_len = sizeof(*rp) + (2 * count); |
129 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
130 | if (!rp) { | |
b2c60d42 | 131 | read_unlock(&hci_dev_list_lock); |
faba42eb | 132 | return -ENOMEM; |
b2c60d42 | 133 | } |
faba42eb | 134 | |
faba42eb JH |
135 | put_unaligned_le16(count, &rp->num_controllers); |
136 | ||
137 | i = 0; | |
138 | list_for_each(p, &hci_dev_list) { | |
139 | struct hci_dev *d = list_entry(p, struct hci_dev, list); | |
ab81cbf9 JH |
140 | |
141 | hci_del_off_timer(d); | |
142 | ||
ebc99feb JH |
143 | set_bit(HCI_MGMT, &d->flags); |
144 | ||
ab81cbf9 JH |
145 | if (test_bit(HCI_SETUP, &d->flags)) |
146 | continue; | |
147 | ||
faba42eb JH |
148 | put_unaligned_le16(d->id, &rp->index[i++]); |
149 | BT_DBG("Added hci%u", d->id); | |
150 | } | |
151 | ||
152 | read_unlock(&hci_dev_list_lock); | |
153 | ||
a38528f1 | 154 | err = cmd_complete(sk, MGMT_OP_READ_INDEX_LIST, rp, rp_len); |
faba42eb | 155 | |
a38528f1 JH |
156 | kfree(rp); |
157 | ||
158 | return err; | |
faba42eb JH |
159 | } |
160 | ||
f7b64e69 | 161 | static int read_controller_info(struct sock *sk, unsigned char *data, u16 len) |
0381101f | 162 | { |
a38528f1 JH |
163 | struct mgmt_rp_read_info rp; |
164 | struct mgmt_cp_read_info *cp = (void *) data; | |
f7b64e69 JH |
165 | struct hci_dev *hdev; |
166 | u16 dev_id; | |
0381101f JH |
167 | |
168 | BT_DBG("sock %p", sk); | |
169 | ||
f7b64e69 JH |
170 | if (len != 2) |
171 | return cmd_status(sk, MGMT_OP_READ_INFO, EINVAL); | |
172 | ||
f7b64e69 JH |
173 | dev_id = get_unaligned_le16(&cp->index); |
174 | ||
175 | BT_DBG("request for hci%u", dev_id); | |
176 | ||
177 | hdev = hci_dev_get(dev_id); | |
a38528f1 | 178 | if (!hdev) |
f7b64e69 | 179 | return cmd_status(sk, MGMT_OP_READ_INFO, ENODEV); |
f7b64e69 | 180 | |
ab81cbf9 JH |
181 | hci_del_off_timer(hdev); |
182 | ||
f7b64e69 JH |
183 | hci_dev_lock_bh(hdev); |
184 | ||
ebc99feb JH |
185 | set_bit(HCI_MGMT, &hdev->flags); |
186 | ||
a38528f1 JH |
187 | put_unaligned_le16(hdev->id, &rp.index); |
188 | rp.type = hdev->dev_type; | |
f7b64e69 | 189 | |
a38528f1 JH |
190 | rp.powered = test_bit(HCI_UP, &hdev->flags); |
191 | rp.connectable = test_bit(HCI_PSCAN, &hdev->flags); | |
192 | rp.discoverable = test_bit(HCI_ISCAN, &hdev->flags); | |
193 | rp.pairable = test_bit(HCI_PSCAN, &hdev->flags); | |
f7b64e69 JH |
194 | |
195 | if (test_bit(HCI_AUTH, &hdev->flags)) | |
a38528f1 | 196 | rp.sec_mode = 3; |
f7b64e69 | 197 | else if (hdev->ssp_mode > 0) |
a38528f1 | 198 | rp.sec_mode = 4; |
f7b64e69 | 199 | else |
a38528f1 | 200 | rp.sec_mode = 2; |
f7b64e69 | 201 | |
a38528f1 JH |
202 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
203 | memcpy(rp.features, hdev->features, 8); | |
204 | memcpy(rp.dev_class, hdev->dev_class, 3); | |
205 | put_unaligned_le16(hdev->manufacturer, &rp.manufacturer); | |
206 | rp.hci_ver = hdev->hci_ver; | |
207 | put_unaligned_le16(hdev->hci_rev, &rp.hci_rev); | |
f7b64e69 JH |
208 | |
209 | hci_dev_unlock_bh(hdev); | |
210 | hci_dev_put(hdev); | |
0381101f | 211 | |
a38528f1 | 212 | return cmd_complete(sk, MGMT_OP_READ_INFO, &rp, sizeof(rp)); |
0381101f JH |
213 | } |
214 | ||
eec8d2bc JH |
215 | static void mgmt_pending_free(struct pending_cmd *cmd) |
216 | { | |
217 | sock_put(cmd->sk); | |
218 | kfree(cmd->cmd); | |
219 | kfree(cmd); | |
220 | } | |
221 | ||
222 | static int mgmt_pending_add(struct sock *sk, u16 opcode, int index, | |
223 | void *data, u16 len) | |
224 | { | |
225 | struct pending_cmd *cmd; | |
226 | ||
227 | cmd = kmalloc(sizeof(*cmd), GFP_ATOMIC); | |
228 | if (!cmd) | |
229 | return -ENOMEM; | |
230 | ||
231 | cmd->opcode = opcode; | |
232 | cmd->index = index; | |
233 | ||
234 | cmd->cmd = kmalloc(len, GFP_ATOMIC); | |
235 | if (!cmd->cmd) { | |
236 | kfree(cmd); | |
237 | return -ENOMEM; | |
238 | } | |
239 | ||
240 | memcpy(cmd->cmd, data, len); | |
241 | ||
242 | cmd->sk = sk; | |
243 | sock_hold(sk); | |
244 | ||
245 | list_add(&cmd->list, &cmd_list); | |
246 | ||
247 | return 0; | |
248 | } | |
249 | ||
250 | static void mgmt_pending_foreach(u16 opcode, int index, | |
251 | void (*cb)(struct pending_cmd *cmd, void *data), | |
252 | void *data) | |
253 | { | |
254 | struct list_head *p, *n; | |
255 | ||
256 | list_for_each_safe(p, n, &cmd_list) { | |
257 | struct pending_cmd *cmd; | |
258 | ||
259 | cmd = list_entry(p, struct pending_cmd, list); | |
260 | ||
261 | if (cmd->opcode != opcode) | |
262 | continue; | |
263 | ||
264 | if (index >= 0 && cmd->index != index) | |
265 | continue; | |
266 | ||
267 | cb(cmd, data); | |
268 | } | |
269 | } | |
270 | ||
271 | static struct pending_cmd *mgmt_pending_find(u16 opcode, int index) | |
272 | { | |
273 | struct list_head *p; | |
274 | ||
275 | list_for_each(p, &cmd_list) { | |
276 | struct pending_cmd *cmd; | |
277 | ||
278 | cmd = list_entry(p, struct pending_cmd, list); | |
279 | ||
280 | if (cmd->opcode != opcode) | |
281 | continue; | |
282 | ||
283 | if (index >= 0 && cmd->index != index) | |
284 | continue; | |
285 | ||
286 | return cmd; | |
287 | } | |
288 | ||
289 | return NULL; | |
290 | } | |
291 | ||
73f22f62 JH |
292 | static void mgmt_pending_remove(u16 opcode, int index) |
293 | { | |
294 | struct pending_cmd *cmd; | |
295 | ||
296 | cmd = mgmt_pending_find(opcode, index); | |
297 | if (cmd == NULL) | |
298 | return; | |
299 | ||
300 | list_del(&cmd->list); | |
301 | mgmt_pending_free(cmd); | |
302 | } | |
303 | ||
eec8d2bc JH |
304 | static int set_powered(struct sock *sk, unsigned char *data, u16 len) |
305 | { | |
72a734ec | 306 | struct mgmt_mode *cp; |
eec8d2bc JH |
307 | struct hci_dev *hdev; |
308 | u16 dev_id; | |
309 | int ret, up; | |
310 | ||
311 | cp = (void *) data; | |
312 | dev_id = get_unaligned_le16(&cp->index); | |
313 | ||
314 | BT_DBG("request for hci%u", dev_id); | |
315 | ||
316 | hdev = hci_dev_get(dev_id); | |
317 | if (!hdev) | |
318 | return cmd_status(sk, MGMT_OP_SET_POWERED, ENODEV); | |
319 | ||
320 | hci_dev_lock_bh(hdev); | |
321 | ||
322 | up = test_bit(HCI_UP, &hdev->flags); | |
72a734ec | 323 | if ((cp->val && up) || (!cp->val && !up)) { |
eec8d2bc JH |
324 | ret = cmd_status(sk, MGMT_OP_SET_POWERED, EALREADY); |
325 | goto failed; | |
326 | } | |
327 | ||
328 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, dev_id)) { | |
329 | ret = cmd_status(sk, MGMT_OP_SET_POWERED, EBUSY); | |
330 | goto failed; | |
331 | } | |
332 | ||
333 | ret = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, dev_id, data, len); | |
334 | if (ret < 0) | |
335 | goto failed; | |
336 | ||
72a734ec | 337 | if (cp->val) |
eec8d2bc JH |
338 | queue_work(hdev->workqueue, &hdev->power_on); |
339 | else | |
340 | queue_work(hdev->workqueue, &hdev->power_off); | |
341 | ||
342 | ret = 0; | |
343 | ||
344 | failed: | |
345 | hci_dev_unlock_bh(hdev); | |
346 | hci_dev_put(hdev); | |
347 | return ret; | |
348 | } | |
349 | ||
73f22f62 JH |
350 | static int set_discoverable(struct sock *sk, unsigned char *data, u16 len) |
351 | { | |
72a734ec | 352 | struct mgmt_mode *cp; |
73f22f62 JH |
353 | struct hci_dev *hdev; |
354 | u16 dev_id; | |
355 | u8 scan; | |
356 | int err; | |
357 | ||
358 | cp = (void *) data; | |
359 | dev_id = get_unaligned_le16(&cp->index); | |
360 | ||
361 | BT_DBG("request for hci%u", dev_id); | |
362 | ||
363 | hdev = hci_dev_get(dev_id); | |
364 | if (!hdev) | |
365 | return cmd_status(sk, MGMT_OP_SET_DISCOVERABLE, ENODEV); | |
366 | ||
367 | hci_dev_lock_bh(hdev); | |
368 | ||
369 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
370 | err = cmd_status(sk, MGMT_OP_SET_DISCOVERABLE, ENETDOWN); | |
371 | goto failed; | |
372 | } | |
373 | ||
374 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, dev_id) || | |
9fbcbb45 | 375 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, dev_id)) { |
73f22f62 JH |
376 | err = cmd_status(sk, MGMT_OP_SET_DISCOVERABLE, EBUSY); |
377 | goto failed; | |
378 | } | |
379 | ||
72a734ec | 380 | if (cp->val == test_bit(HCI_ISCAN, &hdev->flags) && |
73f22f62 JH |
381 | test_bit(HCI_PSCAN, &hdev->flags)) { |
382 | err = cmd_status(sk, MGMT_OP_SET_DISCOVERABLE, EALREADY); | |
383 | goto failed; | |
384 | } | |
385 | ||
386 | err = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, dev_id, data, len); | |
387 | if (err < 0) | |
388 | goto failed; | |
389 | ||
390 | scan = SCAN_PAGE; | |
391 | ||
72a734ec | 392 | if (cp->val) |
73f22f62 JH |
393 | scan |= SCAN_INQUIRY; |
394 | ||
395 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
396 | if (err < 0) | |
397 | mgmt_pending_remove(MGMT_OP_SET_DISCOVERABLE, dev_id); | |
398 | ||
399 | failed: | |
400 | hci_dev_unlock_bh(hdev); | |
401 | hci_dev_put(hdev); | |
402 | ||
403 | return err; | |
404 | } | |
405 | ||
9fbcbb45 JH |
406 | static int set_connectable(struct sock *sk, unsigned char *data, u16 len) |
407 | { | |
72a734ec | 408 | struct mgmt_mode *cp; |
9fbcbb45 JH |
409 | struct hci_dev *hdev; |
410 | u16 dev_id; | |
411 | u8 scan; | |
412 | int err; | |
413 | ||
414 | cp = (void *) data; | |
415 | dev_id = get_unaligned_le16(&cp->index); | |
416 | ||
417 | BT_DBG("request for hci%u", dev_id); | |
418 | ||
419 | hdev = hci_dev_get(dev_id); | |
420 | if (!hdev) | |
421 | return cmd_status(sk, MGMT_OP_SET_CONNECTABLE, ENODEV); | |
422 | ||
423 | hci_dev_lock_bh(hdev); | |
424 | ||
425 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
426 | err = cmd_status(sk, MGMT_OP_SET_CONNECTABLE, ENETDOWN); | |
427 | goto failed; | |
428 | } | |
429 | ||
430 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, dev_id) || | |
431 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, dev_id)) { | |
432 | err = cmd_status(sk, MGMT_OP_SET_CONNECTABLE, EBUSY); | |
433 | goto failed; | |
434 | } | |
435 | ||
72a734ec | 436 | if (cp->val == test_bit(HCI_PSCAN, &hdev->flags)) { |
9fbcbb45 JH |
437 | err = cmd_status(sk, MGMT_OP_SET_CONNECTABLE, EALREADY); |
438 | goto failed; | |
439 | } | |
440 | ||
441 | err = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, dev_id, data, len); | |
442 | if (err < 0) | |
443 | goto failed; | |
444 | ||
72a734ec | 445 | if (cp->val) |
9fbcbb45 JH |
446 | scan = SCAN_PAGE; |
447 | else | |
448 | scan = 0; | |
449 | ||
450 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
451 | if (err < 0) | |
452 | mgmt_pending_remove(MGMT_OP_SET_CONNECTABLE, dev_id); | |
453 | ||
454 | failed: | |
455 | hci_dev_unlock_bh(hdev); | |
456 | hci_dev_put(hdev); | |
457 | ||
458 | return err; | |
459 | } | |
460 | ||
c542a06c JH |
461 | static int mgmt_event(u16 event, void *data, u16 data_len, struct sock *skip_sk) |
462 | { | |
463 | struct sk_buff *skb; | |
464 | struct mgmt_hdr *hdr; | |
465 | ||
466 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC); | |
467 | if (!skb) | |
468 | return -ENOMEM; | |
469 | ||
470 | bt_cb(skb)->channel = HCI_CHANNEL_CONTROL; | |
471 | ||
472 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
473 | hdr->opcode = cpu_to_le16(event); | |
474 | hdr->len = cpu_to_le16(data_len); | |
475 | ||
476 | memcpy(skb_put(skb, data_len), data, data_len); | |
477 | ||
478 | hci_send_to_sock(NULL, skb, skip_sk); | |
479 | kfree_skb(skb); | |
480 | ||
481 | return 0; | |
482 | } | |
483 | ||
053f0211 JH |
484 | static int send_mode_rsp(struct sock *sk, u16 opcode, u16 index, u8 val) |
485 | { | |
a38528f1 | 486 | struct mgmt_mode rp; |
053f0211 | 487 | |
a38528f1 JH |
488 | put_unaligned_le16(index, &rp.index); |
489 | rp.val = val; | |
053f0211 | 490 | |
a38528f1 | 491 | return cmd_complete(sk, opcode, &rp, sizeof(rp)); |
053f0211 JH |
492 | } |
493 | ||
c542a06c JH |
494 | static int set_pairable(struct sock *sk, unsigned char *data, u16 len) |
495 | { | |
496 | struct mgmt_mode *cp, ev; | |
497 | struct hci_dev *hdev; | |
498 | u16 dev_id; | |
499 | int err; | |
500 | ||
501 | cp = (void *) data; | |
502 | dev_id = get_unaligned_le16(&cp->index); | |
503 | ||
504 | BT_DBG("request for hci%u", dev_id); | |
505 | ||
506 | hdev = hci_dev_get(dev_id); | |
507 | if (!hdev) | |
508 | return cmd_status(sk, MGMT_OP_SET_PAIRABLE, ENODEV); | |
509 | ||
510 | hci_dev_lock_bh(hdev); | |
511 | ||
512 | if (cp->val) | |
513 | set_bit(HCI_PAIRABLE, &hdev->flags); | |
514 | else | |
515 | clear_bit(HCI_PAIRABLE, &hdev->flags); | |
516 | ||
517 | err = send_mode_rsp(sk, MGMT_OP_SET_PAIRABLE, dev_id, cp->val); | |
518 | if (err < 0) | |
519 | goto failed; | |
520 | ||
521 | put_unaligned_le16(dev_id, &ev.index); | |
522 | ev.val = cp->val; | |
523 | ||
524 | err = mgmt_event(MGMT_EV_PAIRABLE, &ev, sizeof(ev), sk); | |
525 | ||
526 | failed: | |
527 | hci_dev_unlock_bh(hdev); | |
528 | hci_dev_put(hdev); | |
529 | ||
530 | return err; | |
531 | } | |
532 | ||
1aff6f09 JH |
533 | static u8 get_service_classes(struct hci_dev *hdev) |
534 | { | |
535 | struct list_head *p; | |
536 | u8 val = 0; | |
537 | ||
538 | list_for_each(p, &hdev->uuids) { | |
539 | struct bt_uuid *uuid = list_entry(p, struct bt_uuid, list); | |
540 | ||
541 | val |= uuid->svc_hint; | |
542 | } | |
543 | ||
544 | return val; | |
545 | } | |
546 | ||
547 | static int update_class(struct hci_dev *hdev) | |
548 | { | |
549 | u8 cod[3]; | |
550 | ||
551 | BT_DBG("%s", hdev->name); | |
552 | ||
553 | if (test_bit(HCI_SERVICE_CACHE, &hdev->flags)) | |
554 | return 0; | |
555 | ||
556 | cod[0] = hdev->minor_class; | |
557 | cod[1] = hdev->major_class; | |
558 | cod[2] = get_service_classes(hdev); | |
559 | ||
560 | if (memcmp(cod, hdev->dev_class, 3) == 0) | |
561 | return 0; | |
562 | ||
563 | return hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); | |
564 | } | |
565 | ||
2aeb9a1a JH |
566 | static int add_uuid(struct sock *sk, unsigned char *data, u16 len) |
567 | { | |
568 | struct mgmt_cp_add_uuid *cp; | |
569 | struct hci_dev *hdev; | |
570 | struct bt_uuid *uuid; | |
571 | u16 dev_id; | |
572 | int err; | |
573 | ||
574 | cp = (void *) data; | |
575 | dev_id = get_unaligned_le16(&cp->index); | |
576 | ||
577 | BT_DBG("request for hci%u", dev_id); | |
578 | ||
579 | hdev = hci_dev_get(dev_id); | |
580 | if (!hdev) | |
581 | return cmd_status(sk, MGMT_OP_ADD_UUID, ENODEV); | |
582 | ||
583 | hci_dev_lock_bh(hdev); | |
584 | ||
585 | uuid = kmalloc(sizeof(*uuid), GFP_ATOMIC); | |
586 | if (!uuid) { | |
587 | err = -ENOMEM; | |
588 | goto failed; | |
589 | } | |
590 | ||
591 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 592 | uuid->svc_hint = cp->svc_hint; |
2aeb9a1a JH |
593 | |
594 | list_add(&uuid->list, &hdev->uuids); | |
595 | ||
1aff6f09 JH |
596 | err = update_class(hdev); |
597 | if (err < 0) | |
598 | goto failed; | |
599 | ||
a38528f1 | 600 | err = cmd_complete(sk, MGMT_OP_ADD_UUID, &dev_id, sizeof(dev_id)); |
2aeb9a1a JH |
601 | |
602 | failed: | |
603 | hci_dev_unlock_bh(hdev); | |
604 | hci_dev_put(hdev); | |
605 | ||
606 | return err; | |
607 | } | |
608 | ||
609 | static int remove_uuid(struct sock *sk, unsigned char *data, u16 len) | |
610 | { | |
611 | struct list_head *p, *n; | |
612 | struct mgmt_cp_add_uuid *cp; | |
613 | struct hci_dev *hdev; | |
614 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; | |
615 | u16 dev_id; | |
616 | int err, found; | |
617 | ||
618 | cp = (void *) data; | |
619 | dev_id = get_unaligned_le16(&cp->index); | |
620 | ||
621 | BT_DBG("request for hci%u", dev_id); | |
622 | ||
623 | hdev = hci_dev_get(dev_id); | |
624 | if (!hdev) | |
625 | return cmd_status(sk, MGMT_OP_REMOVE_UUID, ENODEV); | |
626 | ||
627 | hci_dev_lock_bh(hdev); | |
628 | ||
629 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { | |
630 | err = hci_uuids_clear(hdev); | |
631 | goto unlock; | |
632 | } | |
633 | ||
634 | found = 0; | |
635 | ||
636 | list_for_each_safe(p, n, &hdev->uuids) { | |
637 | struct bt_uuid *match = list_entry(p, struct bt_uuid, list); | |
638 | ||
639 | if (memcmp(match->uuid, cp->uuid, 16) != 0) | |
640 | continue; | |
641 | ||
642 | list_del(&match->list); | |
643 | found++; | |
644 | } | |
645 | ||
646 | if (found == 0) { | |
647 | err = cmd_status(sk, MGMT_OP_REMOVE_UUID, ENOENT); | |
648 | goto unlock; | |
649 | } | |
650 | ||
1aff6f09 JH |
651 | err = update_class(hdev); |
652 | if (err < 0) | |
653 | goto unlock; | |
654 | ||
a38528f1 | 655 | err = cmd_complete(sk, MGMT_OP_REMOVE_UUID, &dev_id, sizeof(dev_id)); |
2aeb9a1a JH |
656 | |
657 | unlock: | |
658 | hci_dev_unlock_bh(hdev); | |
659 | hci_dev_put(hdev); | |
660 | ||
661 | return err; | |
662 | } | |
663 | ||
1aff6f09 JH |
664 | static int set_dev_class(struct sock *sk, unsigned char *data, u16 len) |
665 | { | |
666 | struct hci_dev *hdev; | |
667 | struct mgmt_cp_set_dev_class *cp; | |
668 | u16 dev_id; | |
669 | int err; | |
670 | ||
671 | cp = (void *) data; | |
672 | dev_id = get_unaligned_le16(&cp->index); | |
673 | ||
674 | BT_DBG("request for hci%u", dev_id); | |
675 | ||
676 | hdev = hci_dev_get(dev_id); | |
677 | if (!hdev) | |
678 | return cmd_status(sk, MGMT_OP_SET_DEV_CLASS, ENODEV); | |
679 | ||
680 | hci_dev_lock_bh(hdev); | |
681 | ||
682 | hdev->major_class = cp->major; | |
683 | hdev->minor_class = cp->minor; | |
684 | ||
685 | err = update_class(hdev); | |
686 | ||
687 | if (err == 0) | |
a38528f1 JH |
688 | err = cmd_complete(sk, MGMT_OP_SET_DEV_CLASS, &dev_id, |
689 | sizeof(dev_id)); | |
1aff6f09 JH |
690 | |
691 | hci_dev_unlock_bh(hdev); | |
692 | hci_dev_put(hdev); | |
693 | ||
694 | return err; | |
695 | } | |
696 | ||
697 | static int set_service_cache(struct sock *sk, unsigned char *data, u16 len) | |
698 | { | |
699 | struct hci_dev *hdev; | |
700 | struct mgmt_cp_set_service_cache *cp; | |
701 | u16 dev_id; | |
702 | int err; | |
703 | ||
704 | cp = (void *) data; | |
705 | dev_id = get_unaligned_le16(&cp->index); | |
706 | ||
707 | hdev = hci_dev_get(dev_id); | |
708 | if (!hdev) | |
709 | return cmd_status(sk, MGMT_OP_SET_SERVICE_CACHE, ENODEV); | |
710 | ||
711 | hci_dev_lock_bh(hdev); | |
712 | ||
713 | BT_DBG("hci%u enable %d", dev_id, cp->enable); | |
714 | ||
715 | if (cp->enable) { | |
716 | set_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
717 | err = 0; | |
718 | } else { | |
719 | clear_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
720 | err = update_class(hdev); | |
721 | } | |
722 | ||
723 | if (err == 0) | |
a38528f1 JH |
724 | err = cmd_complete(sk, MGMT_OP_SET_SERVICE_CACHE, &dev_id, |
725 | sizeof(dev_id)); | |
1aff6f09 JH |
726 | |
727 | hci_dev_unlock_bh(hdev); | |
728 | hci_dev_put(hdev); | |
729 | ||
730 | return err; | |
731 | } | |
732 | ||
55ed8ca1 JH |
733 | static int load_keys(struct sock *sk, unsigned char *data, u16 len) |
734 | { | |
735 | struct hci_dev *hdev; | |
736 | struct mgmt_cp_load_keys *cp; | |
737 | u16 dev_id, key_count, expected_len; | |
738 | int i; | |
739 | ||
740 | cp = (void *) data; | |
741 | dev_id = get_unaligned_le16(&cp->index); | |
742 | key_count = get_unaligned_le16(&cp->key_count); | |
743 | ||
744 | expected_len = sizeof(*cp) + key_count * sizeof(struct mgmt_key_info); | |
745 | if (expected_len != len) { | |
746 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
747 | len, expected_len); | |
748 | return -EINVAL; | |
749 | } | |
750 | ||
751 | hdev = hci_dev_get(dev_id); | |
752 | if (!hdev) | |
753 | return cmd_status(sk, MGMT_OP_LOAD_KEYS, ENODEV); | |
754 | ||
755 | BT_DBG("hci%u debug_keys %u key_count %u", dev_id, cp->debug_keys, | |
756 | key_count); | |
757 | ||
758 | hci_dev_lock_bh(hdev); | |
759 | ||
760 | hci_link_keys_clear(hdev); | |
761 | ||
762 | set_bit(HCI_LINK_KEYS, &hdev->flags); | |
763 | ||
764 | if (cp->debug_keys) | |
765 | set_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
766 | else | |
767 | clear_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
768 | ||
769 | for (i = 0; i < key_count; i++) { | |
770 | struct mgmt_key_info *key = &cp->keys[i]; | |
771 | ||
772 | hci_add_link_key(hdev, 0, &key->bdaddr, key->val, key->type, | |
773 | key->pin_len); | |
774 | } | |
775 | ||
776 | hci_dev_unlock_bh(hdev); | |
777 | hci_dev_put(hdev); | |
778 | ||
779 | return 0; | |
780 | } | |
781 | ||
782 | static int remove_key(struct sock *sk, unsigned char *data, u16 len) | |
783 | { | |
784 | struct hci_dev *hdev; | |
785 | struct mgmt_cp_remove_key *cp; | |
786 | struct hci_conn *conn; | |
787 | u16 dev_id; | |
788 | int err; | |
789 | ||
790 | cp = (void *) data; | |
791 | dev_id = get_unaligned_le16(&cp->index); | |
792 | ||
793 | hdev = hci_dev_get(dev_id); | |
794 | if (!hdev) | |
795 | return cmd_status(sk, MGMT_OP_REMOVE_KEY, ENODEV); | |
796 | ||
797 | hci_dev_lock_bh(hdev); | |
798 | ||
799 | err = hci_remove_link_key(hdev, &cp->bdaddr); | |
800 | if (err < 0) { | |
801 | err = cmd_status(sk, MGMT_OP_REMOVE_KEY, -err); | |
802 | goto unlock; | |
803 | } | |
804 | ||
805 | err = 0; | |
806 | ||
807 | if (!test_bit(HCI_UP, &hdev->flags) || !cp->disconnect) | |
808 | goto unlock; | |
809 | ||
810 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
811 | if (conn) { | |
812 | struct hci_cp_disconnect dc; | |
813 | ||
814 | put_unaligned_le16(conn->handle, &dc.handle); | |
815 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
816 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, 0, NULL); | |
817 | } | |
818 | ||
819 | unlock: | |
820 | hci_dev_unlock_bh(hdev); | |
821 | hci_dev_put(hdev); | |
822 | ||
823 | return err; | |
824 | } | |
825 | ||
8962ee74 JH |
826 | static int disconnect(struct sock *sk, unsigned char *data, u16 len) |
827 | { | |
828 | struct hci_dev *hdev; | |
829 | struct mgmt_cp_disconnect *cp; | |
830 | struct hci_cp_disconnect dc; | |
831 | struct hci_conn *conn; | |
832 | u16 dev_id; | |
833 | int err; | |
834 | ||
835 | BT_DBG(""); | |
836 | ||
837 | cp = (void *) data; | |
838 | dev_id = get_unaligned_le16(&cp->index); | |
839 | ||
840 | hdev = hci_dev_get(dev_id); | |
841 | if (!hdev) | |
842 | return cmd_status(sk, MGMT_OP_DISCONNECT, ENODEV); | |
843 | ||
844 | hci_dev_lock_bh(hdev); | |
845 | ||
846 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
847 | err = cmd_status(sk, MGMT_OP_DISCONNECT, ENETDOWN); | |
848 | goto failed; | |
849 | } | |
850 | ||
851 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, dev_id)) { | |
852 | err = cmd_status(sk, MGMT_OP_DISCONNECT, EBUSY); | |
853 | goto failed; | |
854 | } | |
855 | ||
856 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
857 | if (!conn) { | |
858 | err = cmd_status(sk, MGMT_OP_DISCONNECT, ENOTCONN); | |
859 | goto failed; | |
860 | } | |
861 | ||
862 | err = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, dev_id, data, len); | |
863 | if (err < 0) | |
864 | goto failed; | |
865 | ||
866 | put_unaligned_le16(conn->handle, &dc.handle); | |
867 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
868 | ||
869 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
870 | if (err < 0) | |
871 | mgmt_pending_remove(MGMT_OP_DISCONNECT, dev_id); | |
872 | ||
873 | failed: | |
874 | hci_dev_unlock_bh(hdev); | |
875 | hci_dev_put(hdev); | |
876 | ||
877 | return err; | |
878 | } | |
879 | ||
2784eb41 JH |
880 | static int get_connections(struct sock *sk, unsigned char *data, u16 len) |
881 | { | |
2784eb41 | 882 | struct mgmt_cp_get_connections *cp; |
2784eb41 JH |
883 | struct mgmt_rp_get_connections *rp; |
884 | struct hci_dev *hdev; | |
885 | struct list_head *p; | |
a38528f1 | 886 | size_t rp_len; |
2784eb41 JH |
887 | u16 dev_id, count; |
888 | int i, err; | |
889 | ||
890 | BT_DBG(""); | |
891 | ||
892 | cp = (void *) data; | |
893 | dev_id = get_unaligned_le16(&cp->index); | |
894 | ||
895 | hdev = hci_dev_get(dev_id); | |
896 | if (!hdev) | |
897 | return cmd_status(sk, MGMT_OP_GET_CONNECTIONS, ENODEV); | |
898 | ||
899 | hci_dev_lock_bh(hdev); | |
900 | ||
901 | count = 0; | |
902 | list_for_each(p, &hdev->conn_hash.list) { | |
903 | count++; | |
904 | } | |
905 | ||
a38528f1 JH |
906 | rp_len = sizeof(*rp) + (count * sizeof(bdaddr_t)); |
907 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
908 | if (!rp) { | |
2784eb41 JH |
909 | err = -ENOMEM; |
910 | goto unlock; | |
911 | } | |
912 | ||
2784eb41 JH |
913 | put_unaligned_le16(dev_id, &rp->index); |
914 | put_unaligned_le16(count, &rp->conn_count); | |
915 | ||
916 | read_lock(&hci_dev_list_lock); | |
917 | ||
918 | i = 0; | |
919 | list_for_each(p, &hdev->conn_hash.list) { | |
920 | struct hci_conn *c = list_entry(p, struct hci_conn, list); | |
921 | ||
922 | bacpy(&rp->conn[i++], &c->dst); | |
923 | } | |
924 | ||
925 | read_unlock(&hci_dev_list_lock); | |
926 | ||
a38528f1 | 927 | err = cmd_complete(sk, MGMT_OP_GET_CONNECTIONS, rp, rp_len); |
2784eb41 JH |
928 | |
929 | unlock: | |
a38528f1 | 930 | kfree(rp); |
2784eb41 JH |
931 | hci_dev_unlock_bh(hdev); |
932 | hci_dev_put(hdev); | |
933 | return err; | |
934 | } | |
935 | ||
980e1a53 JH |
936 | static int pin_code_reply(struct sock *sk, unsigned char *data, u16 len) |
937 | { | |
938 | struct hci_dev *hdev; | |
939 | struct mgmt_cp_pin_code_reply *cp; | |
940 | struct hci_cp_pin_code_reply reply; | |
941 | u16 dev_id; | |
942 | int err; | |
943 | ||
944 | BT_DBG(""); | |
945 | ||
946 | cp = (void *) data; | |
947 | dev_id = get_unaligned_le16(&cp->index); | |
948 | ||
949 | hdev = hci_dev_get(dev_id); | |
950 | if (!hdev) | |
951 | return cmd_status(sk, MGMT_OP_DISCONNECT, ENODEV); | |
952 | ||
953 | hci_dev_lock_bh(hdev); | |
954 | ||
955 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
956 | err = cmd_status(sk, MGMT_OP_PIN_CODE_REPLY, ENETDOWN); | |
957 | goto failed; | |
958 | } | |
959 | ||
960 | err = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, dev_id, data, len); | |
961 | if (err < 0) | |
962 | goto failed; | |
963 | ||
964 | bacpy(&reply.bdaddr, &cp->bdaddr); | |
965 | reply.pin_len = cp->pin_len; | |
966 | memcpy(reply.pin_code, cp->pin_code, 16); | |
967 | ||
968 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
969 | if (err < 0) | |
970 | mgmt_pending_remove(MGMT_OP_PIN_CODE_REPLY, dev_id); | |
971 | ||
972 | failed: | |
973 | hci_dev_unlock_bh(hdev); | |
974 | hci_dev_put(hdev); | |
975 | ||
976 | return err; | |
977 | } | |
978 | ||
979 | static int pin_code_neg_reply(struct sock *sk, unsigned char *data, u16 len) | |
980 | { | |
981 | struct hci_dev *hdev; | |
982 | struct mgmt_cp_pin_code_neg_reply *cp; | |
983 | u16 dev_id; | |
984 | int err; | |
985 | ||
986 | BT_DBG(""); | |
987 | ||
988 | cp = (void *) data; | |
989 | dev_id = get_unaligned_le16(&cp->index); | |
990 | ||
991 | hdev = hci_dev_get(dev_id); | |
992 | if (!hdev) | |
993 | return cmd_status(sk, MGMT_OP_PIN_CODE_NEG_REPLY, ENODEV); | |
994 | ||
995 | hci_dev_lock_bh(hdev); | |
996 | ||
997 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
998 | err = cmd_status(sk, MGMT_OP_PIN_CODE_NEG_REPLY, ENETDOWN); | |
999 | goto failed; | |
1000 | } | |
1001 | ||
1002 | err = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, dev_id, | |
1003 | data, len); | |
1004 | if (err < 0) | |
1005 | goto failed; | |
1006 | ||
1007 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, sizeof(bdaddr_t), | |
1008 | &cp->bdaddr); | |
1009 | if (err < 0) | |
1010 | mgmt_pending_remove(MGMT_OP_PIN_CODE_NEG_REPLY, dev_id); | |
1011 | ||
1012 | failed: | |
1013 | hci_dev_unlock_bh(hdev); | |
1014 | hci_dev_put(hdev); | |
1015 | ||
1016 | return err; | |
1017 | } | |
1018 | ||
17fa4b9d JH |
1019 | static int set_io_capability(struct sock *sk, unsigned char *data, u16 len) |
1020 | { | |
1021 | struct hci_dev *hdev; | |
1022 | struct mgmt_cp_set_io_capability *cp; | |
1023 | u16 dev_id; | |
1024 | ||
1025 | BT_DBG(""); | |
1026 | ||
1027 | cp = (void *) data; | |
1028 | dev_id = get_unaligned_le16(&cp->index); | |
1029 | ||
1030 | hdev = hci_dev_get(dev_id); | |
1031 | if (!hdev) | |
1032 | return cmd_status(sk, MGMT_OP_SET_IO_CAPABILITY, ENODEV); | |
1033 | ||
1034 | hci_dev_lock_bh(hdev); | |
1035 | ||
1036 | hdev->io_capability = cp->io_capability; | |
1037 | ||
1038 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
1039 | hdev->io_capability); | |
1040 | ||
1041 | hci_dev_unlock_bh(hdev); | |
1042 | hci_dev_put(hdev); | |
1043 | ||
1044 | return cmd_complete(sk, MGMT_OP_SET_IO_CAPABILITY, | |
1045 | &dev_id, sizeof(dev_id)); | |
1046 | } | |
1047 | ||
0381101f JH |
1048 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
1049 | { | |
1050 | unsigned char *buf; | |
1051 | struct mgmt_hdr *hdr; | |
1052 | u16 opcode, len; | |
1053 | int err; | |
1054 | ||
1055 | BT_DBG("got %zu bytes", msglen); | |
1056 | ||
1057 | if (msglen < sizeof(*hdr)) | |
1058 | return -EINVAL; | |
1059 | ||
1060 | buf = kmalloc(msglen, GFP_ATOMIC); | |
1061 | if (!buf) | |
1062 | return -ENOMEM; | |
1063 | ||
1064 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
1065 | err = -EFAULT; | |
1066 | goto done; | |
1067 | } | |
1068 | ||
1069 | hdr = (struct mgmt_hdr *) buf; | |
1070 | opcode = get_unaligned_le16(&hdr->opcode); | |
1071 | len = get_unaligned_le16(&hdr->len); | |
1072 | ||
1073 | if (len != msglen - sizeof(*hdr)) { | |
1074 | err = -EINVAL; | |
1075 | goto done; | |
1076 | } | |
1077 | ||
1078 | switch (opcode) { | |
02d98129 JH |
1079 | case MGMT_OP_READ_VERSION: |
1080 | err = read_version(sk); | |
1081 | break; | |
faba42eb JH |
1082 | case MGMT_OP_READ_INDEX_LIST: |
1083 | err = read_index_list(sk); | |
1084 | break; | |
f7b64e69 JH |
1085 | case MGMT_OP_READ_INFO: |
1086 | err = read_controller_info(sk, buf + sizeof(*hdr), len); | |
1087 | break; | |
eec8d2bc JH |
1088 | case MGMT_OP_SET_POWERED: |
1089 | err = set_powered(sk, buf + sizeof(*hdr), len); | |
1090 | break; | |
73f22f62 JH |
1091 | case MGMT_OP_SET_DISCOVERABLE: |
1092 | err = set_discoverable(sk, buf + sizeof(*hdr), len); | |
1093 | break; | |
9fbcbb45 JH |
1094 | case MGMT_OP_SET_CONNECTABLE: |
1095 | err = set_connectable(sk, buf + sizeof(*hdr), len); | |
1096 | break; | |
c542a06c JH |
1097 | case MGMT_OP_SET_PAIRABLE: |
1098 | err = set_pairable(sk, buf + sizeof(*hdr), len); | |
1099 | break; | |
2aeb9a1a JH |
1100 | case MGMT_OP_ADD_UUID: |
1101 | err = add_uuid(sk, buf + sizeof(*hdr), len); | |
1102 | break; | |
1103 | case MGMT_OP_REMOVE_UUID: | |
1104 | err = remove_uuid(sk, buf + sizeof(*hdr), len); | |
1105 | break; | |
1aff6f09 JH |
1106 | case MGMT_OP_SET_DEV_CLASS: |
1107 | err = set_dev_class(sk, buf + sizeof(*hdr), len); | |
1108 | break; | |
1109 | case MGMT_OP_SET_SERVICE_CACHE: | |
1110 | err = set_service_cache(sk, buf + sizeof(*hdr), len); | |
1111 | break; | |
55ed8ca1 JH |
1112 | case MGMT_OP_LOAD_KEYS: |
1113 | err = load_keys(sk, buf + sizeof(*hdr), len); | |
1114 | break; | |
1115 | case MGMT_OP_REMOVE_KEY: | |
1116 | err = remove_key(sk, buf + sizeof(*hdr), len); | |
1117 | break; | |
8962ee74 JH |
1118 | case MGMT_OP_DISCONNECT: |
1119 | err = disconnect(sk, buf + sizeof(*hdr), len); | |
1120 | break; | |
2784eb41 JH |
1121 | case MGMT_OP_GET_CONNECTIONS: |
1122 | err = get_connections(sk, buf + sizeof(*hdr), len); | |
1123 | break; | |
980e1a53 JH |
1124 | case MGMT_OP_PIN_CODE_REPLY: |
1125 | err = pin_code_reply(sk, buf + sizeof(*hdr), len); | |
1126 | break; | |
1127 | case MGMT_OP_PIN_CODE_NEG_REPLY: | |
1128 | err = pin_code_neg_reply(sk, buf + sizeof(*hdr), len); | |
1129 | break; | |
17fa4b9d JH |
1130 | case MGMT_OP_SET_IO_CAPABILITY: |
1131 | err = set_io_capability(sk, buf + sizeof(*hdr), len); | |
1132 | break; | |
0381101f JH |
1133 | default: |
1134 | BT_DBG("Unknown op %u", opcode); | |
e41d8b4e | 1135 | err = cmd_status(sk, opcode, 0x01); |
0381101f JH |
1136 | break; |
1137 | } | |
1138 | ||
e41d8b4e JH |
1139 | if (err < 0) |
1140 | goto done; | |
1141 | ||
0381101f JH |
1142 | err = msglen; |
1143 | ||
1144 | done: | |
1145 | kfree(buf); | |
1146 | return err; | |
1147 | } | |
c71e97bf | 1148 | |
c71e97bf JH |
1149 | int mgmt_index_added(u16 index) |
1150 | { | |
1151 | struct mgmt_ev_index_added ev; | |
1152 | ||
1153 | put_unaligned_le16(index, &ev.index); | |
1154 | ||
eec8d2bc | 1155 | return mgmt_event(MGMT_EV_INDEX_ADDED, &ev, sizeof(ev), NULL); |
c71e97bf JH |
1156 | } |
1157 | ||
1158 | int mgmt_index_removed(u16 index) | |
1159 | { | |
1160 | struct mgmt_ev_index_added ev; | |
1161 | ||
1162 | put_unaligned_le16(index, &ev.index); | |
1163 | ||
eec8d2bc JH |
1164 | return mgmt_event(MGMT_EV_INDEX_REMOVED, &ev, sizeof(ev), NULL); |
1165 | } | |
1166 | ||
73f22f62 | 1167 | struct cmd_lookup { |
72a734ec | 1168 | u8 val; |
eec8d2bc JH |
1169 | struct sock *sk; |
1170 | }; | |
1171 | ||
72a734ec | 1172 | static void mode_rsp(struct pending_cmd *cmd, void *data) |
eec8d2bc | 1173 | { |
72a734ec | 1174 | struct mgmt_mode *cp = cmd->cmd; |
73f22f62 | 1175 | struct cmd_lookup *match = data; |
eec8d2bc | 1176 | |
72a734ec | 1177 | if (cp->val != match->val) |
eec8d2bc JH |
1178 | return; |
1179 | ||
053f0211 | 1180 | send_mode_rsp(cmd->sk, cmd->opcode, cmd->index, cp->val); |
eec8d2bc JH |
1181 | |
1182 | list_del(&cmd->list); | |
1183 | ||
1184 | if (match->sk == NULL) { | |
1185 | match->sk = cmd->sk; | |
1186 | sock_hold(match->sk); | |
1187 | } | |
1188 | ||
1189 | mgmt_pending_free(cmd); | |
c71e97bf | 1190 | } |
5add6af8 JH |
1191 | |
1192 | int mgmt_powered(u16 index, u8 powered) | |
1193 | { | |
72a734ec | 1194 | struct mgmt_mode ev; |
73f22f62 | 1195 | struct cmd_lookup match = { powered, NULL }; |
eec8d2bc | 1196 | int ret; |
5add6af8 | 1197 | |
72a734ec | 1198 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, index, mode_rsp, &match); |
5add6af8 | 1199 | |
72a734ec JH |
1200 | put_unaligned_le16(index, &ev.index); |
1201 | ev.val = powered; | |
eec8d2bc JH |
1202 | |
1203 | ret = mgmt_event(MGMT_EV_POWERED, &ev, sizeof(ev), match.sk); | |
1204 | ||
1205 | if (match.sk) | |
1206 | sock_put(match.sk); | |
1207 | ||
1208 | return ret; | |
5add6af8 | 1209 | } |
73f22f62 | 1210 | |
73f22f62 JH |
1211 | int mgmt_discoverable(u16 index, u8 discoverable) |
1212 | { | |
72a734ec | 1213 | struct mgmt_mode ev; |
73f22f62 JH |
1214 | struct cmd_lookup match = { discoverable, NULL }; |
1215 | int ret; | |
1216 | ||
73f22f62 | 1217 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, index, |
72a734ec JH |
1218 | mode_rsp, &match); |
1219 | ||
1220 | put_unaligned_le16(index, &ev.index); | |
1221 | ev.val = discoverable; | |
73f22f62 JH |
1222 | |
1223 | ret = mgmt_event(MGMT_EV_DISCOVERABLE, &ev, sizeof(ev), match.sk); | |
1224 | ||
1225 | if (match.sk) | |
1226 | sock_put(match.sk); | |
1227 | ||
1228 | return ret; | |
1229 | } | |
9fbcbb45 | 1230 | |
9fbcbb45 JH |
1231 | int mgmt_connectable(u16 index, u8 connectable) |
1232 | { | |
72a734ec | 1233 | struct mgmt_mode ev; |
9fbcbb45 JH |
1234 | struct cmd_lookup match = { connectable, NULL }; |
1235 | int ret; | |
1236 | ||
72a734ec | 1237 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, index, mode_rsp, &match); |
9fbcbb45 | 1238 | |
72a734ec JH |
1239 | put_unaligned_le16(index, &ev.index); |
1240 | ev.val = connectable; | |
9fbcbb45 JH |
1241 | |
1242 | ret = mgmt_event(MGMT_EV_CONNECTABLE, &ev, sizeof(ev), match.sk); | |
1243 | ||
1244 | if (match.sk) | |
1245 | sock_put(match.sk); | |
1246 | ||
1247 | return ret; | |
1248 | } | |
55ed8ca1 JH |
1249 | |
1250 | int mgmt_new_key(u16 index, struct link_key *key, u8 old_key_type) | |
1251 | { | |
1252 | struct mgmt_ev_new_key ev; | |
1253 | ||
1254 | memset(&ev, 0, sizeof(ev)); | |
1255 | ||
1256 | put_unaligned_le16(index, &ev.index); | |
1257 | ||
1258 | bacpy(&ev.key.bdaddr, &key->bdaddr); | |
1259 | ev.key.type = key->type; | |
1260 | memcpy(ev.key.val, key->val, 16); | |
1261 | ev.key.pin_len = key->pin_len; | |
1262 | ev.old_key_type = old_key_type; | |
1263 | ||
1264 | return mgmt_event(MGMT_EV_NEW_KEY, &ev, sizeof(ev), NULL); | |
1265 | } | |
f7520543 JH |
1266 | |
1267 | int mgmt_connected(u16 index, bdaddr_t *bdaddr) | |
1268 | { | |
1269 | struct mgmt_ev_connected ev; | |
1270 | ||
1271 | put_unaligned_le16(index, &ev.index); | |
1272 | bacpy(&ev.bdaddr, bdaddr); | |
1273 | ||
1274 | return mgmt_event(MGMT_EV_CONNECTED, &ev, sizeof(ev), NULL); | |
1275 | } | |
1276 | ||
8962ee74 JH |
1277 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
1278 | { | |
1279 | struct mgmt_cp_disconnect *cp = cmd->cmd; | |
1280 | struct sock **sk = data; | |
a38528f1 | 1281 | struct mgmt_rp_disconnect rp; |
8962ee74 | 1282 | |
a38528f1 JH |
1283 | put_unaligned_le16(cmd->index, &rp.index); |
1284 | bacpy(&rp.bdaddr, &cp->bdaddr); | |
8962ee74 | 1285 | |
a38528f1 | 1286 | cmd_complete(cmd->sk, MGMT_OP_DISCONNECT, &rp, sizeof(rp)); |
8962ee74 JH |
1287 | |
1288 | *sk = cmd->sk; | |
1289 | sock_hold(*sk); | |
1290 | ||
1291 | list_del(&cmd->list); | |
1292 | mgmt_pending_free(cmd); | |
1293 | } | |
1294 | ||
f7520543 JH |
1295 | int mgmt_disconnected(u16 index, bdaddr_t *bdaddr) |
1296 | { | |
1297 | struct mgmt_ev_disconnected ev; | |
8962ee74 JH |
1298 | struct sock *sk = NULL; |
1299 | int err; | |
1300 | ||
1301 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, index, disconnect_rsp, &sk); | |
f7520543 JH |
1302 | |
1303 | put_unaligned_le16(index, &ev.index); | |
1304 | bacpy(&ev.bdaddr, bdaddr); | |
1305 | ||
8962ee74 JH |
1306 | err = mgmt_event(MGMT_EV_DISCONNECTED, &ev, sizeof(ev), sk); |
1307 | ||
1308 | if (sk) | |
1309 | sock_put(sk); | |
1310 | ||
1311 | return err; | |
1312 | } | |
1313 | ||
1314 | int mgmt_disconnect_failed(u16 index) | |
1315 | { | |
1316 | struct pending_cmd *cmd; | |
1317 | int err; | |
1318 | ||
1319 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, index); | |
1320 | if (!cmd) | |
1321 | return -ENOENT; | |
1322 | ||
1323 | err = cmd_status(cmd->sk, MGMT_OP_DISCONNECT, EIO); | |
1324 | ||
1325 | list_del(&cmd->list); | |
1326 | mgmt_pending_free(cmd); | |
1327 | ||
1328 | return err; | |
f7520543 | 1329 | } |
17d5c04c JH |
1330 | |
1331 | int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
1332 | { | |
1333 | struct mgmt_ev_connect_failed ev; | |
1334 | ||
1335 | put_unaligned_le16(index, &ev.index); | |
1336 | bacpy(&ev.bdaddr, bdaddr); | |
1337 | ev.status = status; | |
1338 | ||
1339 | return mgmt_event(MGMT_EV_CONNECT_FAILED, &ev, sizeof(ev), NULL); | |
1340 | } | |
980e1a53 JH |
1341 | |
1342 | int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr) | |
1343 | { | |
1344 | struct mgmt_ev_pin_code_request ev; | |
1345 | ||
1346 | put_unaligned_le16(index, &ev.index); | |
1347 | bacpy(&ev.bdaddr, bdaddr); | |
1348 | ||
1349 | return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, &ev, sizeof(ev), NULL); | |
1350 | } | |
1351 | ||
1352 | int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
1353 | { | |
1354 | struct pending_cmd *cmd; | |
1355 | int err; | |
1356 | ||
1357 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, index); | |
1358 | if (!cmd) | |
1359 | return -ENOENT; | |
1360 | ||
1361 | if (status != 0) | |
1362 | err = cmd_status(cmd->sk, MGMT_OP_PIN_CODE_REPLY, status); | |
1363 | else | |
1364 | err = cmd_complete(cmd->sk, MGMT_OP_PIN_CODE_REPLY, | |
1365 | bdaddr, sizeof(*bdaddr)); | |
1366 | ||
1367 | list_del(&cmd->list); | |
1368 | mgmt_pending_free(cmd); | |
1369 | ||
1370 | return err; | |
1371 | } | |
1372 | ||
1373 | int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
1374 | { | |
1375 | struct pending_cmd *cmd; | |
1376 | int err; | |
1377 | ||
1378 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, index); | |
1379 | if (!cmd) | |
1380 | return -ENOENT; | |
1381 | ||
1382 | if (status != 0) | |
1383 | err = cmd_status(cmd->sk, MGMT_OP_PIN_CODE_NEG_REPLY, status); | |
1384 | else | |
1385 | err = cmd_complete(cmd->sk, MGMT_OP_PIN_CODE_NEG_REPLY, | |
1386 | bdaddr, sizeof(*bdaddr)); | |
1387 | ||
1388 | list_del(&cmd->list); | |
1389 | mgmt_pending_free(cmd); | |
1390 | ||
1391 | return err; | |
1392 | } |