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Commit | Line | Data |
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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; | |
c68fb7ff | 39 | void *param; |
eec8d2bc | 40 | struct sock *sk; |
e9a416b5 | 41 | void *user_data; |
eec8d2bc JH |
42 | }; |
43 | ||
44 | LIST_HEAD(cmd_list); | |
45 | ||
4e51eae9 | 46 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
47 | { |
48 | struct sk_buff *skb; | |
49 | struct mgmt_hdr *hdr; | |
50 | struct mgmt_ev_cmd_status *ev; | |
51 | ||
34eb525c | 52 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 JH |
53 | |
54 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_ATOMIC); | |
55 | if (!skb) | |
56 | return -ENOMEM; | |
57 | ||
58 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
59 | ||
60 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); | |
4e51eae9 | 61 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
62 | hdr->len = cpu_to_le16(sizeof(*ev)); |
63 | ||
64 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
65 | ev->status = status; | |
66 | put_unaligned_le16(cmd, &ev->opcode); | |
67 | ||
68 | if (sock_queue_rcv_skb(sk, skb) < 0) | |
69 | kfree_skb(skb); | |
70 | ||
71 | return 0; | |
72 | } | |
73 | ||
4e51eae9 SJ |
74 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, void *rp, |
75 | size_t rp_len) | |
02d98129 JH |
76 | { |
77 | struct sk_buff *skb; | |
78 | struct mgmt_hdr *hdr; | |
79 | struct mgmt_ev_cmd_complete *ev; | |
02d98129 JH |
80 | |
81 | BT_DBG("sock %p", sk); | |
82 | ||
a38528f1 | 83 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_ATOMIC); |
02d98129 JH |
84 | if (!skb) |
85 | return -ENOMEM; | |
86 | ||
87 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 88 | |
a38528f1 | 89 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 90 | hdr->index = cpu_to_le16(index); |
a38528f1 | 91 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 92 | |
a38528f1 JH |
93 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
94 | put_unaligned_le16(cmd, &ev->opcode); | |
8020c16a SJ |
95 | |
96 | if (rp) | |
97 | memcpy(ev->data, rp, rp_len); | |
02d98129 JH |
98 | |
99 | if (sock_queue_rcv_skb(sk, skb) < 0) | |
100 | kfree_skb(skb); | |
101 | ||
102 | return 0; | |
103 | } | |
104 | ||
a38528f1 JH |
105 | static int read_version(struct sock *sk) |
106 | { | |
107 | struct mgmt_rp_read_version rp; | |
108 | ||
109 | BT_DBG("sock %p", sk); | |
110 | ||
111 | rp.version = MGMT_VERSION; | |
112 | put_unaligned_le16(MGMT_REVISION, &rp.revision); | |
113 | ||
4e51eae9 SJ |
114 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, &rp, |
115 | sizeof(rp)); | |
a38528f1 JH |
116 | } |
117 | ||
faba42eb JH |
118 | static int read_index_list(struct sock *sk) |
119 | { | |
faba42eb JH |
120 | struct mgmt_rp_read_index_list *rp; |
121 | struct list_head *p; | |
a38528f1 | 122 | size_t rp_len; |
faba42eb | 123 | u16 count; |
a38528f1 | 124 | int i, err; |
faba42eb JH |
125 | |
126 | BT_DBG("sock %p", sk); | |
127 | ||
128 | read_lock(&hci_dev_list_lock); | |
129 | ||
130 | count = 0; | |
131 | list_for_each(p, &hci_dev_list) { | |
132 | count++; | |
133 | } | |
134 | ||
a38528f1 JH |
135 | rp_len = sizeof(*rp) + (2 * count); |
136 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
137 | if (!rp) { | |
b2c60d42 | 138 | read_unlock(&hci_dev_list_lock); |
faba42eb | 139 | return -ENOMEM; |
b2c60d42 | 140 | } |
faba42eb | 141 | |
faba42eb JH |
142 | put_unaligned_le16(count, &rp->num_controllers); |
143 | ||
144 | i = 0; | |
145 | list_for_each(p, &hci_dev_list) { | |
146 | struct hci_dev *d = list_entry(p, struct hci_dev, list); | |
ab81cbf9 JH |
147 | |
148 | hci_del_off_timer(d); | |
149 | ||
ebc99feb JH |
150 | set_bit(HCI_MGMT, &d->flags); |
151 | ||
ab81cbf9 JH |
152 | if (test_bit(HCI_SETUP, &d->flags)) |
153 | continue; | |
154 | ||
faba42eb JH |
155 | put_unaligned_le16(d->id, &rp->index[i++]); |
156 | BT_DBG("Added hci%u", d->id); | |
157 | } | |
158 | ||
159 | read_unlock(&hci_dev_list_lock); | |
160 | ||
4e51eae9 SJ |
161 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, rp, |
162 | rp_len); | |
faba42eb | 163 | |
a38528f1 JH |
164 | kfree(rp); |
165 | ||
166 | return err; | |
faba42eb JH |
167 | } |
168 | ||
4e51eae9 | 169 | static int read_controller_info(struct sock *sk, u16 index) |
0381101f | 170 | { |
a38528f1 | 171 | struct mgmt_rp_read_info rp; |
f7b64e69 | 172 | struct hci_dev *hdev; |
0381101f | 173 | |
4e51eae9 | 174 | BT_DBG("sock %p hci%u", sk, index); |
f7b64e69 | 175 | |
4e51eae9 | 176 | hdev = hci_dev_get(index); |
a38528f1 | 177 | if (!hdev) |
4e51eae9 | 178 | return cmd_status(sk, index, MGMT_OP_READ_INFO, ENODEV); |
f7b64e69 | 179 | |
ab81cbf9 JH |
180 | hci_del_off_timer(hdev); |
181 | ||
f7b64e69 JH |
182 | hci_dev_lock_bh(hdev); |
183 | ||
ebc99feb JH |
184 | set_bit(HCI_MGMT, &hdev->flags); |
185 | ||
dc4fe30b JH |
186 | memset(&rp, 0, sizeof(rp)); |
187 | ||
a38528f1 | 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 | 208 | |
dc4fe30b JH |
209 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
210 | ||
f7b64e69 JH |
211 | hci_dev_unlock_bh(hdev); |
212 | hci_dev_put(hdev); | |
0381101f | 213 | |
4e51eae9 | 214 | return cmd_complete(sk, index, MGMT_OP_READ_INFO, &rp, sizeof(rp)); |
0381101f JH |
215 | } |
216 | ||
eec8d2bc JH |
217 | static void mgmt_pending_free(struct pending_cmd *cmd) |
218 | { | |
219 | sock_put(cmd->sk); | |
c68fb7ff | 220 | kfree(cmd->param); |
eec8d2bc JH |
221 | kfree(cmd); |
222 | } | |
223 | ||
366a0336 JH |
224 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
225 | u16 index, void *data, u16 len) | |
eec8d2bc JH |
226 | { |
227 | struct pending_cmd *cmd; | |
228 | ||
229 | cmd = kmalloc(sizeof(*cmd), GFP_ATOMIC); | |
230 | if (!cmd) | |
366a0336 | 231 | return NULL; |
eec8d2bc JH |
232 | |
233 | cmd->opcode = opcode; | |
234 | cmd->index = index; | |
235 | ||
c68fb7ff SJ |
236 | cmd->param = kmalloc(len, GFP_ATOMIC); |
237 | if (!cmd->param) { | |
eec8d2bc | 238 | kfree(cmd); |
366a0336 | 239 | return NULL; |
eec8d2bc JH |
240 | } |
241 | ||
8fce6357 SJ |
242 | if (data) |
243 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
244 | |
245 | cmd->sk = sk; | |
246 | sock_hold(sk); | |
247 | ||
248 | list_add(&cmd->list, &cmd_list); | |
249 | ||
366a0336 | 250 | return cmd; |
eec8d2bc JH |
251 | } |
252 | ||
253 | static void mgmt_pending_foreach(u16 opcode, int index, | |
254 | void (*cb)(struct pending_cmd *cmd, void *data), | |
255 | void *data) | |
256 | { | |
257 | struct list_head *p, *n; | |
258 | ||
259 | list_for_each_safe(p, n, &cmd_list) { | |
260 | struct pending_cmd *cmd; | |
261 | ||
262 | cmd = list_entry(p, struct pending_cmd, list); | |
263 | ||
264 | if (cmd->opcode != opcode) | |
265 | continue; | |
266 | ||
267 | if (index >= 0 && cmd->index != index) | |
268 | continue; | |
269 | ||
270 | cb(cmd, data); | |
271 | } | |
272 | } | |
273 | ||
274 | static struct pending_cmd *mgmt_pending_find(u16 opcode, int index) | |
275 | { | |
276 | struct list_head *p; | |
277 | ||
278 | list_for_each(p, &cmd_list) { | |
279 | struct pending_cmd *cmd; | |
280 | ||
281 | cmd = list_entry(p, struct pending_cmd, list); | |
282 | ||
283 | if (cmd->opcode != opcode) | |
284 | continue; | |
285 | ||
286 | if (index >= 0 && cmd->index != index) | |
287 | continue; | |
288 | ||
289 | return cmd; | |
290 | } | |
291 | ||
292 | return NULL; | |
293 | } | |
294 | ||
a664b5bc | 295 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 296 | { |
73f22f62 JH |
297 | list_del(&cmd->list); |
298 | mgmt_pending_free(cmd); | |
299 | } | |
300 | ||
4e51eae9 | 301 | static int set_powered(struct sock *sk, u16 index, unsigned char *data, u16 len) |
eec8d2bc | 302 | { |
72a734ec | 303 | struct mgmt_mode *cp; |
eec8d2bc | 304 | struct hci_dev *hdev; |
366a0336 | 305 | struct pending_cmd *cmd; |
366a0336 | 306 | int err, up; |
eec8d2bc JH |
307 | |
308 | cp = (void *) data; | |
eec8d2bc | 309 | |
4e51eae9 | 310 | BT_DBG("request for hci%u", index); |
eec8d2bc | 311 | |
bdce7baf SJ |
312 | if (len != sizeof(*cp)) |
313 | return cmd_status(sk, index, MGMT_OP_SET_POWERED, EINVAL); | |
314 | ||
4e51eae9 | 315 | hdev = hci_dev_get(index); |
eec8d2bc | 316 | if (!hdev) |
4e51eae9 | 317 | return cmd_status(sk, index, MGMT_OP_SET_POWERED, ENODEV); |
eec8d2bc JH |
318 | |
319 | hci_dev_lock_bh(hdev); | |
320 | ||
321 | up = test_bit(HCI_UP, &hdev->flags); | |
72a734ec | 322 | if ((cp->val && up) || (!cp->val && !up)) { |
4e51eae9 | 323 | err = cmd_status(sk, index, MGMT_OP_SET_POWERED, EALREADY); |
eec8d2bc JH |
324 | goto failed; |
325 | } | |
326 | ||
4e51eae9 SJ |
327 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, index)) { |
328 | err = cmd_status(sk, index, MGMT_OP_SET_POWERED, EBUSY); | |
eec8d2bc JH |
329 | goto failed; |
330 | } | |
331 | ||
4e51eae9 | 332 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, index, data, len); |
366a0336 JH |
333 | if (!cmd) { |
334 | err = -ENOMEM; | |
eec8d2bc | 335 | goto failed; |
366a0336 | 336 | } |
eec8d2bc | 337 | |
72a734ec | 338 | if (cp->val) |
eec8d2bc JH |
339 | queue_work(hdev->workqueue, &hdev->power_on); |
340 | else | |
341 | queue_work(hdev->workqueue, &hdev->power_off); | |
342 | ||
366a0336 | 343 | err = 0; |
eec8d2bc JH |
344 | |
345 | failed: | |
346 | hci_dev_unlock_bh(hdev); | |
347 | hci_dev_put(hdev); | |
366a0336 | 348 | return err; |
eec8d2bc JH |
349 | } |
350 | ||
4e51eae9 SJ |
351 | static int set_discoverable(struct sock *sk, u16 index, unsigned char *data, |
352 | u16 len) | |
73f22f62 | 353 | { |
72a734ec | 354 | struct mgmt_mode *cp; |
73f22f62 | 355 | struct hci_dev *hdev; |
366a0336 | 356 | struct pending_cmd *cmd; |
73f22f62 JH |
357 | u8 scan; |
358 | int err; | |
359 | ||
360 | cp = (void *) data; | |
73f22f62 | 361 | |
4e51eae9 | 362 | BT_DBG("request for hci%u", index); |
73f22f62 | 363 | |
bdce7baf SJ |
364 | if (len != sizeof(*cp)) |
365 | return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EINVAL); | |
366 | ||
4e51eae9 | 367 | hdev = hci_dev_get(index); |
73f22f62 | 368 | if (!hdev) |
4e51eae9 | 369 | return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENODEV); |
73f22f62 JH |
370 | |
371 | hci_dev_lock_bh(hdev); | |
372 | ||
373 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 374 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENETDOWN); |
73f22f62 JH |
375 | goto failed; |
376 | } | |
377 | ||
4e51eae9 SJ |
378 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) || |
379 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) { | |
380 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EBUSY); | |
73f22f62 JH |
381 | goto failed; |
382 | } | |
383 | ||
72a734ec | 384 | if (cp->val == test_bit(HCI_ISCAN, &hdev->flags) && |
73f22f62 | 385 | test_bit(HCI_PSCAN, &hdev->flags)) { |
4e51eae9 | 386 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EALREADY); |
73f22f62 JH |
387 | goto failed; |
388 | } | |
389 | ||
4e51eae9 | 390 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, index, data, len); |
366a0336 JH |
391 | if (!cmd) { |
392 | err = -ENOMEM; | |
73f22f62 | 393 | goto failed; |
366a0336 | 394 | } |
73f22f62 JH |
395 | |
396 | scan = SCAN_PAGE; | |
397 | ||
72a734ec | 398 | if (cp->val) |
73f22f62 JH |
399 | scan |= SCAN_INQUIRY; |
400 | ||
401 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
402 | if (err < 0) | |
a664b5bc | 403 | mgmt_pending_remove(cmd); |
73f22f62 JH |
404 | |
405 | failed: | |
406 | hci_dev_unlock_bh(hdev); | |
407 | hci_dev_put(hdev); | |
408 | ||
409 | return err; | |
410 | } | |
411 | ||
4e51eae9 SJ |
412 | static int set_connectable(struct sock *sk, u16 index, unsigned char *data, |
413 | u16 len) | |
9fbcbb45 | 414 | { |
72a734ec | 415 | struct mgmt_mode *cp; |
9fbcbb45 | 416 | struct hci_dev *hdev; |
366a0336 | 417 | struct pending_cmd *cmd; |
9fbcbb45 JH |
418 | u8 scan; |
419 | int err; | |
420 | ||
421 | cp = (void *) data; | |
9fbcbb45 | 422 | |
4e51eae9 | 423 | BT_DBG("request for hci%u", index); |
9fbcbb45 | 424 | |
bdce7baf SJ |
425 | if (len != sizeof(*cp)) |
426 | return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EINVAL); | |
427 | ||
4e51eae9 | 428 | hdev = hci_dev_get(index); |
9fbcbb45 | 429 | if (!hdev) |
4e51eae9 | 430 | return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENODEV); |
9fbcbb45 JH |
431 | |
432 | hci_dev_lock_bh(hdev); | |
433 | ||
434 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 435 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENETDOWN); |
9fbcbb45 JH |
436 | goto failed; |
437 | } | |
438 | ||
4e51eae9 SJ |
439 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) || |
440 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) { | |
441 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EBUSY); | |
9fbcbb45 JH |
442 | goto failed; |
443 | } | |
444 | ||
72a734ec | 445 | if (cp->val == test_bit(HCI_PSCAN, &hdev->flags)) { |
4e51eae9 | 446 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EALREADY); |
9fbcbb45 JH |
447 | goto failed; |
448 | } | |
449 | ||
4e51eae9 | 450 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, index, data, len); |
366a0336 JH |
451 | if (!cmd) { |
452 | err = -ENOMEM; | |
9fbcbb45 | 453 | goto failed; |
366a0336 | 454 | } |
9fbcbb45 | 455 | |
72a734ec | 456 | if (cp->val) |
9fbcbb45 JH |
457 | scan = SCAN_PAGE; |
458 | else | |
459 | scan = 0; | |
460 | ||
461 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
462 | if (err < 0) | |
a664b5bc | 463 | mgmt_pending_remove(cmd); |
9fbcbb45 JH |
464 | |
465 | failed: | |
466 | hci_dev_unlock_bh(hdev); | |
467 | hci_dev_put(hdev); | |
468 | ||
469 | return err; | |
470 | } | |
471 | ||
4e51eae9 SJ |
472 | static int mgmt_event(u16 event, u16 index, void *data, u16 data_len, |
473 | struct sock *skip_sk) | |
c542a06c JH |
474 | { |
475 | struct sk_buff *skb; | |
476 | struct mgmt_hdr *hdr; | |
477 | ||
478 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC); | |
479 | if (!skb) | |
480 | return -ENOMEM; | |
481 | ||
482 | bt_cb(skb)->channel = HCI_CHANNEL_CONTROL; | |
483 | ||
484 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
485 | hdr->opcode = cpu_to_le16(event); | |
4e51eae9 | 486 | hdr->index = cpu_to_le16(index); |
c542a06c JH |
487 | hdr->len = cpu_to_le16(data_len); |
488 | ||
4e51eae9 SJ |
489 | if (data) |
490 | memcpy(skb_put(skb, data_len), data, data_len); | |
c542a06c JH |
491 | |
492 | hci_send_to_sock(NULL, skb, skip_sk); | |
493 | kfree_skb(skb); | |
494 | ||
495 | return 0; | |
496 | } | |
497 | ||
053f0211 JH |
498 | static int send_mode_rsp(struct sock *sk, u16 opcode, u16 index, u8 val) |
499 | { | |
a38528f1 | 500 | struct mgmt_mode rp; |
053f0211 | 501 | |
a38528f1 | 502 | rp.val = val; |
053f0211 | 503 | |
4e51eae9 | 504 | return cmd_complete(sk, index, opcode, &rp, sizeof(rp)); |
053f0211 JH |
505 | } |
506 | ||
4e51eae9 SJ |
507 | static int set_pairable(struct sock *sk, u16 index, unsigned char *data, |
508 | u16 len) | |
c542a06c JH |
509 | { |
510 | struct mgmt_mode *cp, ev; | |
511 | struct hci_dev *hdev; | |
c542a06c JH |
512 | int err; |
513 | ||
514 | cp = (void *) data; | |
c542a06c | 515 | |
4e51eae9 | 516 | BT_DBG("request for hci%u", index); |
c542a06c | 517 | |
bdce7baf SJ |
518 | if (len != sizeof(*cp)) |
519 | return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, EINVAL); | |
520 | ||
4e51eae9 | 521 | hdev = hci_dev_get(index); |
c542a06c | 522 | if (!hdev) |
4e51eae9 | 523 | return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, ENODEV); |
c542a06c JH |
524 | |
525 | hci_dev_lock_bh(hdev); | |
526 | ||
527 | if (cp->val) | |
528 | set_bit(HCI_PAIRABLE, &hdev->flags); | |
529 | else | |
530 | clear_bit(HCI_PAIRABLE, &hdev->flags); | |
531 | ||
4e51eae9 | 532 | err = send_mode_rsp(sk, MGMT_OP_SET_PAIRABLE, index, cp->val); |
c542a06c JH |
533 | if (err < 0) |
534 | goto failed; | |
535 | ||
c542a06c JH |
536 | ev.val = cp->val; |
537 | ||
4e51eae9 | 538 | err = mgmt_event(MGMT_EV_PAIRABLE, index, &ev, sizeof(ev), sk); |
c542a06c JH |
539 | |
540 | failed: | |
541 | hci_dev_unlock_bh(hdev); | |
542 | hci_dev_put(hdev); | |
543 | ||
544 | return err; | |
545 | } | |
546 | ||
1aff6f09 JH |
547 | static u8 get_service_classes(struct hci_dev *hdev) |
548 | { | |
549 | struct list_head *p; | |
550 | u8 val = 0; | |
551 | ||
552 | list_for_each(p, &hdev->uuids) { | |
553 | struct bt_uuid *uuid = list_entry(p, struct bt_uuid, list); | |
554 | ||
555 | val |= uuid->svc_hint; | |
556 | } | |
557 | ||
558 | return val; | |
559 | } | |
560 | ||
561 | static int update_class(struct hci_dev *hdev) | |
562 | { | |
563 | u8 cod[3]; | |
564 | ||
565 | BT_DBG("%s", hdev->name); | |
566 | ||
567 | if (test_bit(HCI_SERVICE_CACHE, &hdev->flags)) | |
568 | return 0; | |
569 | ||
570 | cod[0] = hdev->minor_class; | |
571 | cod[1] = hdev->major_class; | |
572 | cod[2] = get_service_classes(hdev); | |
573 | ||
574 | if (memcmp(cod, hdev->dev_class, 3) == 0) | |
575 | return 0; | |
576 | ||
577 | return hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); | |
578 | } | |
579 | ||
4e51eae9 | 580 | static int add_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) |
2aeb9a1a JH |
581 | { |
582 | struct mgmt_cp_add_uuid *cp; | |
583 | struct hci_dev *hdev; | |
584 | struct bt_uuid *uuid; | |
2aeb9a1a JH |
585 | int err; |
586 | ||
587 | cp = (void *) data; | |
2aeb9a1a | 588 | |
4e51eae9 | 589 | BT_DBG("request for hci%u", index); |
2aeb9a1a | 590 | |
bdce7baf SJ |
591 | if (len != sizeof(*cp)) |
592 | return cmd_status(sk, index, MGMT_OP_ADD_UUID, EINVAL); | |
593 | ||
4e51eae9 | 594 | hdev = hci_dev_get(index); |
2aeb9a1a | 595 | if (!hdev) |
4e51eae9 | 596 | return cmd_status(sk, index, MGMT_OP_ADD_UUID, ENODEV); |
2aeb9a1a JH |
597 | |
598 | hci_dev_lock_bh(hdev); | |
599 | ||
600 | uuid = kmalloc(sizeof(*uuid), GFP_ATOMIC); | |
601 | if (!uuid) { | |
602 | err = -ENOMEM; | |
603 | goto failed; | |
604 | } | |
605 | ||
606 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 607 | uuid->svc_hint = cp->svc_hint; |
2aeb9a1a JH |
608 | |
609 | list_add(&uuid->list, &hdev->uuids); | |
610 | ||
1aff6f09 JH |
611 | err = update_class(hdev); |
612 | if (err < 0) | |
613 | goto failed; | |
614 | ||
4e51eae9 | 615 | err = cmd_complete(sk, index, MGMT_OP_ADD_UUID, NULL, 0); |
2aeb9a1a JH |
616 | |
617 | failed: | |
618 | hci_dev_unlock_bh(hdev); | |
619 | hci_dev_put(hdev); | |
620 | ||
621 | return err; | |
622 | } | |
623 | ||
4e51eae9 | 624 | static int remove_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) |
2aeb9a1a JH |
625 | { |
626 | struct list_head *p, *n; | |
779cb850 | 627 | struct mgmt_cp_remove_uuid *cp; |
2aeb9a1a JH |
628 | struct hci_dev *hdev; |
629 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; | |
2aeb9a1a JH |
630 | int err, found; |
631 | ||
632 | cp = (void *) data; | |
2aeb9a1a | 633 | |
4e51eae9 | 634 | BT_DBG("request for hci%u", index); |
2aeb9a1a | 635 | |
bdce7baf SJ |
636 | if (len != sizeof(*cp)) |
637 | return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, EINVAL); | |
638 | ||
4e51eae9 | 639 | hdev = hci_dev_get(index); |
2aeb9a1a | 640 | if (!hdev) |
4e51eae9 | 641 | return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENODEV); |
2aeb9a1a JH |
642 | |
643 | hci_dev_lock_bh(hdev); | |
644 | ||
645 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { | |
646 | err = hci_uuids_clear(hdev); | |
647 | goto unlock; | |
648 | } | |
649 | ||
650 | found = 0; | |
651 | ||
652 | list_for_each_safe(p, n, &hdev->uuids) { | |
653 | struct bt_uuid *match = list_entry(p, struct bt_uuid, list); | |
654 | ||
655 | if (memcmp(match->uuid, cp->uuid, 16) != 0) | |
656 | continue; | |
657 | ||
658 | list_del(&match->list); | |
659 | found++; | |
660 | } | |
661 | ||
662 | if (found == 0) { | |
4e51eae9 | 663 | err = cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENOENT); |
2aeb9a1a JH |
664 | goto unlock; |
665 | } | |
666 | ||
1aff6f09 JH |
667 | err = update_class(hdev); |
668 | if (err < 0) | |
669 | goto unlock; | |
670 | ||
4e51eae9 | 671 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_UUID, NULL, 0); |
2aeb9a1a JH |
672 | |
673 | unlock: | |
674 | hci_dev_unlock_bh(hdev); | |
675 | hci_dev_put(hdev); | |
676 | ||
677 | return err; | |
678 | } | |
679 | ||
4e51eae9 SJ |
680 | static int set_dev_class(struct sock *sk, u16 index, unsigned char *data, |
681 | u16 len) | |
1aff6f09 JH |
682 | { |
683 | struct hci_dev *hdev; | |
684 | struct mgmt_cp_set_dev_class *cp; | |
1aff6f09 JH |
685 | int err; |
686 | ||
687 | cp = (void *) data; | |
1aff6f09 | 688 | |
4e51eae9 | 689 | BT_DBG("request for hci%u", index); |
1aff6f09 | 690 | |
bdce7baf SJ |
691 | if (len != sizeof(*cp)) |
692 | return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, EINVAL); | |
693 | ||
4e51eae9 | 694 | hdev = hci_dev_get(index); |
1aff6f09 | 695 | if (!hdev) |
4e51eae9 | 696 | return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, ENODEV); |
1aff6f09 JH |
697 | |
698 | hci_dev_lock_bh(hdev); | |
699 | ||
700 | hdev->major_class = cp->major; | |
701 | hdev->minor_class = cp->minor; | |
702 | ||
703 | err = update_class(hdev); | |
704 | ||
705 | if (err == 0) | |
4e51eae9 | 706 | err = cmd_complete(sk, index, MGMT_OP_SET_DEV_CLASS, NULL, 0); |
1aff6f09 JH |
707 | |
708 | hci_dev_unlock_bh(hdev); | |
709 | hci_dev_put(hdev); | |
710 | ||
711 | return err; | |
712 | } | |
713 | ||
4e51eae9 SJ |
714 | static int set_service_cache(struct sock *sk, u16 index, unsigned char *data, |
715 | u16 len) | |
1aff6f09 JH |
716 | { |
717 | struct hci_dev *hdev; | |
718 | struct mgmt_cp_set_service_cache *cp; | |
1aff6f09 JH |
719 | int err; |
720 | ||
721 | cp = (void *) data; | |
1aff6f09 | 722 | |
bdce7baf | 723 | if (len != sizeof(*cp)) |
b8534e0f | 724 | return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, EINVAL); |
bdce7baf | 725 | |
4e51eae9 | 726 | hdev = hci_dev_get(index); |
1aff6f09 | 727 | if (!hdev) |
4e51eae9 | 728 | return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, ENODEV); |
1aff6f09 JH |
729 | |
730 | hci_dev_lock_bh(hdev); | |
731 | ||
4e51eae9 | 732 | BT_DBG("hci%u enable %d", index, cp->enable); |
1aff6f09 JH |
733 | |
734 | if (cp->enable) { | |
735 | set_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
736 | err = 0; | |
737 | } else { | |
738 | clear_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
739 | err = update_class(hdev); | |
740 | } | |
741 | ||
742 | if (err == 0) | |
4e51eae9 SJ |
743 | err = cmd_complete(sk, index, MGMT_OP_SET_SERVICE_CACHE, NULL, |
744 | 0); | |
1aff6f09 JH |
745 | |
746 | hci_dev_unlock_bh(hdev); | |
747 | hci_dev_put(hdev); | |
748 | ||
749 | return err; | |
750 | } | |
751 | ||
4e51eae9 | 752 | static int load_keys(struct sock *sk, u16 index, unsigned char *data, u16 len) |
55ed8ca1 JH |
753 | { |
754 | struct hci_dev *hdev; | |
755 | struct mgmt_cp_load_keys *cp; | |
4e51eae9 | 756 | u16 key_count, expected_len; |
55ed8ca1 JH |
757 | int i; |
758 | ||
759 | cp = (void *) data; | |
bdce7baf SJ |
760 | |
761 | if (len < sizeof(*cp)) | |
762 | return -EINVAL; | |
763 | ||
55ed8ca1 JH |
764 | key_count = get_unaligned_le16(&cp->key_count); |
765 | ||
766 | expected_len = sizeof(*cp) + key_count * sizeof(struct mgmt_key_info); | |
767 | if (expected_len != len) { | |
768 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
769 | len, expected_len); | |
770 | return -EINVAL; | |
771 | } | |
772 | ||
4e51eae9 | 773 | hdev = hci_dev_get(index); |
55ed8ca1 | 774 | if (!hdev) |
4e51eae9 | 775 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, ENODEV); |
55ed8ca1 | 776 | |
4e51eae9 | 777 | BT_DBG("hci%u debug_keys %u key_count %u", index, cp->debug_keys, |
55ed8ca1 JH |
778 | key_count); |
779 | ||
780 | hci_dev_lock_bh(hdev); | |
781 | ||
782 | hci_link_keys_clear(hdev); | |
783 | ||
784 | set_bit(HCI_LINK_KEYS, &hdev->flags); | |
785 | ||
786 | if (cp->debug_keys) | |
787 | set_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
788 | else | |
789 | clear_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
790 | ||
791 | for (i = 0; i < key_count; i++) { | |
792 | struct mgmt_key_info *key = &cp->keys[i]; | |
793 | ||
794 | hci_add_link_key(hdev, 0, &key->bdaddr, key->val, key->type, | |
795 | key->pin_len); | |
796 | } | |
797 | ||
798 | hci_dev_unlock_bh(hdev); | |
799 | hci_dev_put(hdev); | |
800 | ||
801 | return 0; | |
802 | } | |
803 | ||
4e51eae9 | 804 | static int remove_key(struct sock *sk, u16 index, unsigned char *data, u16 len) |
55ed8ca1 JH |
805 | { |
806 | struct hci_dev *hdev; | |
807 | struct mgmt_cp_remove_key *cp; | |
808 | struct hci_conn *conn; | |
55ed8ca1 JH |
809 | int err; |
810 | ||
811 | cp = (void *) data; | |
55ed8ca1 | 812 | |
bdce7baf SJ |
813 | if (len != sizeof(*cp)) |
814 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, EINVAL); | |
815 | ||
4e51eae9 | 816 | hdev = hci_dev_get(index); |
55ed8ca1 | 817 | if (!hdev) |
4e51eae9 | 818 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, ENODEV); |
55ed8ca1 JH |
819 | |
820 | hci_dev_lock_bh(hdev); | |
821 | ||
822 | err = hci_remove_link_key(hdev, &cp->bdaddr); | |
823 | if (err < 0) { | |
4e51eae9 | 824 | err = cmd_status(sk, index, MGMT_OP_REMOVE_KEY, -err); |
55ed8ca1 JH |
825 | goto unlock; |
826 | } | |
827 | ||
828 | err = 0; | |
829 | ||
830 | if (!test_bit(HCI_UP, &hdev->flags) || !cp->disconnect) | |
831 | goto unlock; | |
832 | ||
833 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
834 | if (conn) { | |
835 | struct hci_cp_disconnect dc; | |
836 | ||
837 | put_unaligned_le16(conn->handle, &dc.handle); | |
838 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
839 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, 0, NULL); | |
840 | } | |
841 | ||
842 | unlock: | |
843 | hci_dev_unlock_bh(hdev); | |
844 | hci_dev_put(hdev); | |
845 | ||
846 | return err; | |
847 | } | |
848 | ||
4e51eae9 | 849 | static int disconnect(struct sock *sk, u16 index, unsigned char *data, u16 len) |
8962ee74 JH |
850 | { |
851 | struct hci_dev *hdev; | |
852 | struct mgmt_cp_disconnect *cp; | |
853 | struct hci_cp_disconnect dc; | |
366a0336 | 854 | struct pending_cmd *cmd; |
8962ee74 | 855 | struct hci_conn *conn; |
8962ee74 JH |
856 | int err; |
857 | ||
858 | BT_DBG(""); | |
859 | ||
860 | cp = (void *) data; | |
8962ee74 | 861 | |
bdce7baf SJ |
862 | if (len != sizeof(*cp)) |
863 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, EINVAL); | |
864 | ||
4e51eae9 | 865 | hdev = hci_dev_get(index); |
8962ee74 | 866 | if (!hdev) |
4e51eae9 | 867 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, ENODEV); |
8962ee74 JH |
868 | |
869 | hci_dev_lock_bh(hdev); | |
870 | ||
871 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 872 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENETDOWN); |
8962ee74 JH |
873 | goto failed; |
874 | } | |
875 | ||
4e51eae9 SJ |
876 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, index)) { |
877 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, EBUSY); | |
8962ee74 JH |
878 | goto failed; |
879 | } | |
880 | ||
881 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
882 | if (!conn) { | |
4e51eae9 | 883 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENOTCONN); |
8962ee74 JH |
884 | goto failed; |
885 | } | |
886 | ||
4e51eae9 | 887 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, index, data, len); |
366a0336 JH |
888 | if (!cmd) { |
889 | err = -ENOMEM; | |
8962ee74 | 890 | goto failed; |
366a0336 | 891 | } |
8962ee74 JH |
892 | |
893 | put_unaligned_le16(conn->handle, &dc.handle); | |
894 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
895 | ||
896 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
897 | if (err < 0) | |
a664b5bc | 898 | mgmt_pending_remove(cmd); |
8962ee74 JH |
899 | |
900 | failed: | |
901 | hci_dev_unlock_bh(hdev); | |
902 | hci_dev_put(hdev); | |
903 | ||
904 | return err; | |
905 | } | |
906 | ||
8ce6284e | 907 | static int get_connections(struct sock *sk, u16 index) |
2784eb41 | 908 | { |
2784eb41 JH |
909 | struct mgmt_rp_get_connections *rp; |
910 | struct hci_dev *hdev; | |
911 | struct list_head *p; | |
a38528f1 | 912 | size_t rp_len; |
4e51eae9 | 913 | u16 count; |
2784eb41 JH |
914 | int i, err; |
915 | ||
916 | BT_DBG(""); | |
917 | ||
4e51eae9 | 918 | hdev = hci_dev_get(index); |
2784eb41 | 919 | if (!hdev) |
4e51eae9 | 920 | return cmd_status(sk, index, MGMT_OP_GET_CONNECTIONS, ENODEV); |
2784eb41 JH |
921 | |
922 | hci_dev_lock_bh(hdev); | |
923 | ||
924 | count = 0; | |
925 | list_for_each(p, &hdev->conn_hash.list) { | |
926 | count++; | |
927 | } | |
928 | ||
a38528f1 JH |
929 | rp_len = sizeof(*rp) + (count * sizeof(bdaddr_t)); |
930 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
931 | if (!rp) { | |
2784eb41 JH |
932 | err = -ENOMEM; |
933 | goto unlock; | |
934 | } | |
935 | ||
2784eb41 JH |
936 | put_unaligned_le16(count, &rp->conn_count); |
937 | ||
938 | read_lock(&hci_dev_list_lock); | |
939 | ||
940 | i = 0; | |
941 | list_for_each(p, &hdev->conn_hash.list) { | |
942 | struct hci_conn *c = list_entry(p, struct hci_conn, list); | |
943 | ||
944 | bacpy(&rp->conn[i++], &c->dst); | |
945 | } | |
946 | ||
947 | read_unlock(&hci_dev_list_lock); | |
948 | ||
4e51eae9 | 949 | err = cmd_complete(sk, index, MGMT_OP_GET_CONNECTIONS, rp, rp_len); |
2784eb41 JH |
950 | |
951 | unlock: | |
a38528f1 | 952 | kfree(rp); |
2784eb41 JH |
953 | hci_dev_unlock_bh(hdev); |
954 | hci_dev_put(hdev); | |
955 | return err; | |
956 | } | |
957 | ||
4e51eae9 SJ |
958 | static int pin_code_reply(struct sock *sk, u16 index, unsigned char *data, |
959 | u16 len) | |
980e1a53 JH |
960 | { |
961 | struct hci_dev *hdev; | |
962 | struct mgmt_cp_pin_code_reply *cp; | |
963 | struct hci_cp_pin_code_reply reply; | |
366a0336 | 964 | struct pending_cmd *cmd; |
980e1a53 JH |
965 | int err; |
966 | ||
967 | BT_DBG(""); | |
968 | ||
969 | cp = (void *) data; | |
980e1a53 | 970 | |
bdce7baf SJ |
971 | if (len != sizeof(*cp)) |
972 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, EINVAL); | |
973 | ||
4e51eae9 | 974 | hdev = hci_dev_get(index); |
980e1a53 | 975 | if (!hdev) |
4e51eae9 | 976 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENODEV); |
980e1a53 JH |
977 | |
978 | hci_dev_lock_bh(hdev); | |
979 | ||
980 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 981 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENETDOWN); |
980e1a53 JH |
982 | goto failed; |
983 | } | |
984 | ||
4e51eae9 | 985 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, index, data, len); |
366a0336 JH |
986 | if (!cmd) { |
987 | err = -ENOMEM; | |
980e1a53 | 988 | goto failed; |
366a0336 | 989 | } |
980e1a53 JH |
990 | |
991 | bacpy(&reply.bdaddr, &cp->bdaddr); | |
992 | reply.pin_len = cp->pin_len; | |
993 | memcpy(reply.pin_code, cp->pin_code, 16); | |
994 | ||
995 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
996 | if (err < 0) | |
a664b5bc | 997 | mgmt_pending_remove(cmd); |
980e1a53 JH |
998 | |
999 | failed: | |
1000 | hci_dev_unlock_bh(hdev); | |
1001 | hci_dev_put(hdev); | |
1002 | ||
1003 | return err; | |
1004 | } | |
1005 | ||
4e51eae9 SJ |
1006 | static int pin_code_neg_reply(struct sock *sk, u16 index, unsigned char *data, |
1007 | u16 len) | |
980e1a53 JH |
1008 | { |
1009 | struct hci_dev *hdev; | |
1010 | struct mgmt_cp_pin_code_neg_reply *cp; | |
366a0336 | 1011 | struct pending_cmd *cmd; |
980e1a53 JH |
1012 | int err; |
1013 | ||
1014 | BT_DBG(""); | |
1015 | ||
1016 | cp = (void *) data; | |
980e1a53 | 1017 | |
bdce7baf SJ |
1018 | if (len != sizeof(*cp)) |
1019 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, | |
1020 | EINVAL); | |
1021 | ||
4e51eae9 | 1022 | hdev = hci_dev_get(index); |
980e1a53 | 1023 | if (!hdev) |
4e51eae9 SJ |
1024 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1025 | ENODEV); | |
980e1a53 JH |
1026 | |
1027 | hci_dev_lock_bh(hdev); | |
1028 | ||
1029 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 SJ |
1030 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1031 | ENETDOWN); | |
980e1a53 JH |
1032 | goto failed; |
1033 | } | |
1034 | ||
4e51eae9 | 1035 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, index, |
980e1a53 | 1036 | data, len); |
366a0336 JH |
1037 | if (!cmd) { |
1038 | err = -ENOMEM; | |
980e1a53 | 1039 | goto failed; |
366a0336 | 1040 | } |
980e1a53 | 1041 | |
3cf2a4f6 | 1042 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, sizeof(cp->bdaddr), |
980e1a53 JH |
1043 | &cp->bdaddr); |
1044 | if (err < 0) | |
a664b5bc | 1045 | mgmt_pending_remove(cmd); |
980e1a53 JH |
1046 | |
1047 | failed: | |
1048 | hci_dev_unlock_bh(hdev); | |
1049 | hci_dev_put(hdev); | |
1050 | ||
1051 | return err; | |
1052 | } | |
1053 | ||
4e51eae9 SJ |
1054 | static int set_io_capability(struct sock *sk, u16 index, unsigned char *data, |
1055 | u16 len) | |
17fa4b9d JH |
1056 | { |
1057 | struct hci_dev *hdev; | |
1058 | struct mgmt_cp_set_io_capability *cp; | |
17fa4b9d JH |
1059 | |
1060 | BT_DBG(""); | |
1061 | ||
1062 | cp = (void *) data; | |
17fa4b9d | 1063 | |
bdce7baf | 1064 | if (len != sizeof(*cp)) |
b8534e0f | 1065 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, EINVAL); |
bdce7baf | 1066 | |
4e51eae9 | 1067 | hdev = hci_dev_get(index); |
17fa4b9d | 1068 | if (!hdev) |
4e51eae9 | 1069 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, ENODEV); |
17fa4b9d JH |
1070 | |
1071 | hci_dev_lock_bh(hdev); | |
1072 | ||
1073 | hdev->io_capability = cp->io_capability; | |
1074 | ||
1075 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
b8534e0f | 1076 | hdev->io_capability); |
17fa4b9d JH |
1077 | |
1078 | hci_dev_unlock_bh(hdev); | |
1079 | hci_dev_put(hdev); | |
1080 | ||
4e51eae9 | 1081 | return cmd_complete(sk, index, MGMT_OP_SET_IO_CAPABILITY, NULL, 0); |
17fa4b9d JH |
1082 | } |
1083 | ||
e9a416b5 JH |
1084 | static inline struct pending_cmd *find_pairing(struct hci_conn *conn) |
1085 | { | |
1086 | struct hci_dev *hdev = conn->hdev; | |
1087 | struct list_head *p; | |
1088 | ||
1089 | list_for_each(p, &cmd_list) { | |
1090 | struct pending_cmd *cmd; | |
1091 | ||
1092 | cmd = list_entry(p, struct pending_cmd, list); | |
1093 | ||
1094 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) | |
1095 | continue; | |
1096 | ||
1097 | if (cmd->index != hdev->id) | |
1098 | continue; | |
1099 | ||
1100 | if (cmd->user_data != conn) | |
1101 | continue; | |
1102 | ||
1103 | return cmd; | |
1104 | } | |
1105 | ||
1106 | return NULL; | |
1107 | } | |
1108 | ||
1109 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
1110 | { | |
1111 | struct mgmt_rp_pair_device rp; | |
1112 | struct hci_conn *conn = cmd->user_data; | |
1113 | ||
e9a416b5 JH |
1114 | bacpy(&rp.bdaddr, &conn->dst); |
1115 | rp.status = status; | |
1116 | ||
4e51eae9 | 1117 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, &rp, sizeof(rp)); |
e9a416b5 JH |
1118 | |
1119 | /* So we don't get further callbacks for this connection */ | |
1120 | conn->connect_cfm_cb = NULL; | |
1121 | conn->security_cfm_cb = NULL; | |
1122 | conn->disconn_cfm_cb = NULL; | |
1123 | ||
1124 | hci_conn_put(conn); | |
1125 | ||
a664b5bc | 1126 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
1127 | } |
1128 | ||
1129 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) | |
1130 | { | |
1131 | struct pending_cmd *cmd; | |
1132 | ||
1133 | BT_DBG("status %u", status); | |
1134 | ||
1135 | cmd = find_pairing(conn); | |
1136 | if (!cmd) { | |
1137 | BT_DBG("Unable to find a pending command"); | |
1138 | return; | |
1139 | } | |
1140 | ||
1141 | pairing_complete(cmd, status); | |
1142 | } | |
1143 | ||
4e51eae9 | 1144 | static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len) |
e9a416b5 JH |
1145 | { |
1146 | struct hci_dev *hdev; | |
1147 | struct mgmt_cp_pair_device *cp; | |
1148 | struct pending_cmd *cmd; | |
1149 | u8 sec_level, auth_type; | |
1150 | struct hci_conn *conn; | |
e9a416b5 JH |
1151 | int err; |
1152 | ||
1153 | BT_DBG(""); | |
1154 | ||
1155 | cp = (void *) data; | |
e9a416b5 | 1156 | |
bdce7baf SJ |
1157 | if (len != sizeof(*cp)) |
1158 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EINVAL); | |
1159 | ||
4e51eae9 | 1160 | hdev = hci_dev_get(index); |
e9a416b5 | 1161 | if (!hdev) |
4e51eae9 | 1162 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, ENODEV); |
e9a416b5 JH |
1163 | |
1164 | hci_dev_lock_bh(hdev); | |
1165 | ||
1166 | if (cp->io_cap == 0x03) { | |
1167 | sec_level = BT_SECURITY_MEDIUM; | |
1168 | auth_type = HCI_AT_DEDICATED_BONDING; | |
1169 | } else { | |
1170 | sec_level = BT_SECURITY_HIGH; | |
1171 | auth_type = HCI_AT_DEDICATED_BONDING_MITM; | |
1172 | } | |
1173 | ||
1174 | conn = hci_connect(hdev, ACL_LINK, &cp->bdaddr, sec_level, auth_type); | |
30e76272 VT |
1175 | if (IS_ERR(conn)) { |
1176 | err = PTR_ERR(conn); | |
e9a416b5 JH |
1177 | goto unlock; |
1178 | } | |
1179 | ||
1180 | if (conn->connect_cfm_cb) { | |
1181 | hci_conn_put(conn); | |
4e51eae9 | 1182 | err = cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EBUSY); |
e9a416b5 JH |
1183 | goto unlock; |
1184 | } | |
1185 | ||
4e51eae9 | 1186 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, index, data, len); |
e9a416b5 JH |
1187 | if (!cmd) { |
1188 | err = -ENOMEM; | |
1189 | hci_conn_put(conn); | |
1190 | goto unlock; | |
1191 | } | |
1192 | ||
1193 | conn->connect_cfm_cb = pairing_complete_cb; | |
1194 | conn->security_cfm_cb = pairing_complete_cb; | |
1195 | conn->disconn_cfm_cb = pairing_complete_cb; | |
1196 | conn->io_capability = cp->io_cap; | |
1197 | cmd->user_data = conn; | |
1198 | ||
1199 | if (conn->state == BT_CONNECTED && | |
1200 | hci_conn_security(conn, sec_level, auth_type)) | |
1201 | pairing_complete(cmd, 0); | |
1202 | ||
1203 | err = 0; | |
1204 | ||
1205 | unlock: | |
1206 | hci_dev_unlock_bh(hdev); | |
1207 | hci_dev_put(hdev); | |
1208 | ||
1209 | return err; | |
1210 | } | |
1211 | ||
4e51eae9 SJ |
1212 | static int user_confirm_reply(struct sock *sk, u16 index, unsigned char *data, |
1213 | u16 len, int success) | |
a5c29683 JH |
1214 | { |
1215 | struct mgmt_cp_user_confirm_reply *cp = (void *) data; | |
4e51eae9 | 1216 | u16 mgmt_op, hci_op; |
a5c29683 JH |
1217 | struct pending_cmd *cmd; |
1218 | struct hci_dev *hdev; | |
1219 | int err; | |
1220 | ||
1221 | BT_DBG(""); | |
1222 | ||
a5c29683 JH |
1223 | if (success) { |
1224 | mgmt_op = MGMT_OP_USER_CONFIRM_REPLY; | |
1225 | hci_op = HCI_OP_USER_CONFIRM_REPLY; | |
1226 | } else { | |
1227 | mgmt_op = MGMT_OP_USER_CONFIRM_NEG_REPLY; | |
1228 | hci_op = HCI_OP_USER_CONFIRM_NEG_REPLY; | |
1229 | } | |
1230 | ||
bdce7baf SJ |
1231 | if (len != sizeof(*cp)) |
1232 | return cmd_status(sk, index, mgmt_op, EINVAL); | |
1233 | ||
4e51eae9 | 1234 | hdev = hci_dev_get(index); |
a5c29683 | 1235 | if (!hdev) |
4e51eae9 | 1236 | return cmd_status(sk, index, mgmt_op, ENODEV); |
a5c29683 JH |
1237 | |
1238 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1239 | err = cmd_status(sk, index, mgmt_op, ENETDOWN); |
a5c29683 JH |
1240 | goto failed; |
1241 | } | |
1242 | ||
4e51eae9 | 1243 | cmd = mgmt_pending_add(sk, mgmt_op, index, data, len); |
a5c29683 JH |
1244 | if (!cmd) { |
1245 | err = -ENOMEM; | |
1246 | goto failed; | |
1247 | } | |
1248 | ||
1249 | err = hci_send_cmd(hdev, hci_op, sizeof(cp->bdaddr), &cp->bdaddr); | |
a664b5bc JH |
1250 | if (err < 0) |
1251 | mgmt_pending_remove(cmd); | |
a5c29683 JH |
1252 | |
1253 | failed: | |
1254 | hci_dev_unlock_bh(hdev); | |
1255 | hci_dev_put(hdev); | |
1256 | ||
1257 | return err; | |
1258 | } | |
1259 | ||
b312b161 JH |
1260 | static int set_local_name(struct sock *sk, u16 index, unsigned char *data, |
1261 | u16 len) | |
1262 | { | |
1263 | struct mgmt_cp_set_local_name *mgmt_cp = (void *) data; | |
1264 | struct hci_cp_write_local_name hci_cp; | |
1265 | struct hci_dev *hdev; | |
1266 | struct pending_cmd *cmd; | |
1267 | int err; | |
1268 | ||
1269 | BT_DBG(""); | |
1270 | ||
1271 | if (len != sizeof(*mgmt_cp)) | |
1272 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, EINVAL); | |
1273 | ||
1274 | hdev = hci_dev_get(index); | |
1275 | if (!hdev) | |
1276 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, ENODEV); | |
1277 | ||
1278 | hci_dev_lock_bh(hdev); | |
1279 | ||
1280 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, index, data, len); | |
1281 | if (!cmd) { | |
1282 | err = -ENOMEM; | |
1283 | goto failed; | |
1284 | } | |
1285 | ||
1286 | memcpy(hci_cp.name, mgmt_cp->name, sizeof(hci_cp.name)); | |
1287 | err = hci_send_cmd(hdev, HCI_OP_WRITE_LOCAL_NAME, sizeof(hci_cp), | |
1288 | &hci_cp); | |
1289 | if (err < 0) | |
1290 | mgmt_pending_remove(cmd); | |
1291 | ||
1292 | failed: | |
1293 | hci_dev_unlock_bh(hdev); | |
1294 | hci_dev_put(hdev); | |
1295 | ||
1296 | return err; | |
1297 | } | |
1298 | ||
c35938b2 SJ |
1299 | static int read_local_oob_data(struct sock *sk, u16 index) |
1300 | { | |
1301 | struct hci_dev *hdev; | |
1302 | struct pending_cmd *cmd; | |
1303 | int err; | |
1304 | ||
1305 | BT_DBG("hci%u", index); | |
1306 | ||
1307 | hdev = hci_dev_get(index); | |
1308 | if (!hdev) | |
1309 | return cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1310 | ENODEV); | |
1311 | ||
1312 | hci_dev_lock_bh(hdev); | |
1313 | ||
1314 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
1315 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1316 | ENETDOWN); | |
1317 | goto unlock; | |
1318 | } | |
1319 | ||
1320 | if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) { | |
1321 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1322 | EOPNOTSUPP); | |
1323 | goto unlock; | |
1324 | } | |
1325 | ||
1326 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index)) { | |
1327 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, EBUSY); | |
1328 | goto unlock; | |
1329 | } | |
1330 | ||
1331 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, index, NULL, 0); | |
1332 | if (!cmd) { | |
1333 | err = -ENOMEM; | |
1334 | goto unlock; | |
1335 | } | |
1336 | ||
1337 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
1338 | if (err < 0) | |
1339 | mgmt_pending_remove(cmd); | |
1340 | ||
1341 | unlock: | |
1342 | hci_dev_unlock_bh(hdev); | |
1343 | hci_dev_put(hdev); | |
1344 | ||
1345 | return err; | |
1346 | } | |
1347 | ||
2763eda6 SJ |
1348 | static int add_remote_oob_data(struct sock *sk, u16 index, unsigned char *data, |
1349 | u16 len) | |
1350 | { | |
1351 | struct hci_dev *hdev; | |
1352 | struct mgmt_cp_add_remote_oob_data *cp = (void *) data; | |
1353 | int err; | |
1354 | ||
1355 | BT_DBG("hci%u ", index); | |
1356 | ||
1357 | if (len != sizeof(*cp)) | |
1358 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1359 | EINVAL); | |
1360 | ||
1361 | hdev = hci_dev_get(index); | |
1362 | if (!hdev) | |
1363 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1364 | ENODEV); | |
1365 | ||
1366 | hci_dev_lock_bh(hdev); | |
1367 | ||
1368 | err = hci_add_remote_oob_data(hdev, &cp->bdaddr, cp->hash, | |
1369 | cp->randomizer); | |
1370 | if (err < 0) | |
1371 | err = cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, -err); | |
1372 | else | |
1373 | err = cmd_complete(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, NULL, | |
1374 | 0); | |
1375 | ||
1376 | hci_dev_unlock_bh(hdev); | |
1377 | hci_dev_put(hdev); | |
1378 | ||
1379 | return err; | |
1380 | } | |
1381 | ||
1382 | static int remove_remote_oob_data(struct sock *sk, u16 index, | |
1383 | unsigned char *data, u16 len) | |
1384 | { | |
1385 | struct hci_dev *hdev; | |
1386 | struct mgmt_cp_remove_remote_oob_data *cp = (void *) data; | |
1387 | int err; | |
1388 | ||
1389 | BT_DBG("hci%u ", index); | |
1390 | ||
1391 | if (len != sizeof(*cp)) | |
1392 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1393 | EINVAL); | |
1394 | ||
1395 | hdev = hci_dev_get(index); | |
1396 | if (!hdev) | |
1397 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1398 | ENODEV); | |
1399 | ||
1400 | hci_dev_lock_bh(hdev); | |
1401 | ||
1402 | err = hci_remove_remote_oob_data(hdev, &cp->bdaddr); | |
1403 | if (err < 0) | |
1404 | err = cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1405 | -err); | |
1406 | else | |
1407 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1408 | NULL, 0); | |
1409 | ||
1410 | hci_dev_unlock_bh(hdev); | |
1411 | hci_dev_put(hdev); | |
1412 | ||
1413 | return err; | |
1414 | } | |
1415 | ||
0381101f JH |
1416 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
1417 | { | |
1418 | unsigned char *buf; | |
1419 | struct mgmt_hdr *hdr; | |
4e51eae9 | 1420 | u16 opcode, index, len; |
0381101f JH |
1421 | int err; |
1422 | ||
1423 | BT_DBG("got %zu bytes", msglen); | |
1424 | ||
1425 | if (msglen < sizeof(*hdr)) | |
1426 | return -EINVAL; | |
1427 | ||
1428 | buf = kmalloc(msglen, GFP_ATOMIC); | |
1429 | if (!buf) | |
1430 | return -ENOMEM; | |
1431 | ||
1432 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
1433 | err = -EFAULT; | |
1434 | goto done; | |
1435 | } | |
1436 | ||
1437 | hdr = (struct mgmt_hdr *) buf; | |
1438 | opcode = get_unaligned_le16(&hdr->opcode); | |
4e51eae9 | 1439 | index = get_unaligned_le16(&hdr->index); |
0381101f JH |
1440 | len = get_unaligned_le16(&hdr->len); |
1441 | ||
1442 | if (len != msglen - sizeof(*hdr)) { | |
1443 | err = -EINVAL; | |
1444 | goto done; | |
1445 | } | |
1446 | ||
1447 | switch (opcode) { | |
02d98129 JH |
1448 | case MGMT_OP_READ_VERSION: |
1449 | err = read_version(sk); | |
1450 | break; | |
faba42eb JH |
1451 | case MGMT_OP_READ_INDEX_LIST: |
1452 | err = read_index_list(sk); | |
1453 | break; | |
f7b64e69 | 1454 | case MGMT_OP_READ_INFO: |
4e51eae9 | 1455 | err = read_controller_info(sk, index); |
f7b64e69 | 1456 | break; |
eec8d2bc | 1457 | case MGMT_OP_SET_POWERED: |
4e51eae9 | 1458 | err = set_powered(sk, index, buf + sizeof(*hdr), len); |
eec8d2bc | 1459 | break; |
73f22f62 | 1460 | case MGMT_OP_SET_DISCOVERABLE: |
4e51eae9 | 1461 | err = set_discoverable(sk, index, buf + sizeof(*hdr), len); |
73f22f62 | 1462 | break; |
9fbcbb45 | 1463 | case MGMT_OP_SET_CONNECTABLE: |
4e51eae9 | 1464 | err = set_connectable(sk, index, buf + sizeof(*hdr), len); |
9fbcbb45 | 1465 | break; |
c542a06c | 1466 | case MGMT_OP_SET_PAIRABLE: |
4e51eae9 | 1467 | err = set_pairable(sk, index, buf + sizeof(*hdr), len); |
c542a06c | 1468 | break; |
2aeb9a1a | 1469 | case MGMT_OP_ADD_UUID: |
4e51eae9 | 1470 | err = add_uuid(sk, index, buf + sizeof(*hdr), len); |
2aeb9a1a JH |
1471 | break; |
1472 | case MGMT_OP_REMOVE_UUID: | |
4e51eae9 | 1473 | err = remove_uuid(sk, index, buf + sizeof(*hdr), len); |
2aeb9a1a | 1474 | break; |
1aff6f09 | 1475 | case MGMT_OP_SET_DEV_CLASS: |
4e51eae9 | 1476 | err = set_dev_class(sk, index, buf + sizeof(*hdr), len); |
1aff6f09 JH |
1477 | break; |
1478 | case MGMT_OP_SET_SERVICE_CACHE: | |
4e51eae9 | 1479 | err = set_service_cache(sk, index, buf + sizeof(*hdr), len); |
1aff6f09 | 1480 | break; |
55ed8ca1 | 1481 | case MGMT_OP_LOAD_KEYS: |
4e51eae9 | 1482 | err = load_keys(sk, index, buf + sizeof(*hdr), len); |
55ed8ca1 JH |
1483 | break; |
1484 | case MGMT_OP_REMOVE_KEY: | |
4e51eae9 | 1485 | err = remove_key(sk, index, buf + sizeof(*hdr), len); |
55ed8ca1 | 1486 | break; |
8962ee74 | 1487 | case MGMT_OP_DISCONNECT: |
4e51eae9 | 1488 | err = disconnect(sk, index, buf + sizeof(*hdr), len); |
8962ee74 | 1489 | break; |
2784eb41 | 1490 | case MGMT_OP_GET_CONNECTIONS: |
8ce6284e | 1491 | err = get_connections(sk, index); |
2784eb41 | 1492 | break; |
980e1a53 | 1493 | case MGMT_OP_PIN_CODE_REPLY: |
4e51eae9 | 1494 | err = pin_code_reply(sk, index, buf + sizeof(*hdr), len); |
980e1a53 JH |
1495 | break; |
1496 | case MGMT_OP_PIN_CODE_NEG_REPLY: | |
4e51eae9 | 1497 | err = pin_code_neg_reply(sk, index, buf + sizeof(*hdr), len); |
980e1a53 | 1498 | break; |
17fa4b9d | 1499 | case MGMT_OP_SET_IO_CAPABILITY: |
4e51eae9 | 1500 | err = set_io_capability(sk, index, buf + sizeof(*hdr), len); |
17fa4b9d | 1501 | break; |
e9a416b5 | 1502 | case MGMT_OP_PAIR_DEVICE: |
4e51eae9 | 1503 | err = pair_device(sk, index, buf + sizeof(*hdr), len); |
e9a416b5 | 1504 | break; |
a5c29683 | 1505 | case MGMT_OP_USER_CONFIRM_REPLY: |
4e51eae9 | 1506 | err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 1); |
a5c29683 JH |
1507 | break; |
1508 | case MGMT_OP_USER_CONFIRM_NEG_REPLY: | |
4e51eae9 | 1509 | err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 0); |
a5c29683 | 1510 | break; |
b312b161 JH |
1511 | case MGMT_OP_SET_LOCAL_NAME: |
1512 | err = set_local_name(sk, index, buf + sizeof(*hdr), len); | |
1513 | break; | |
c35938b2 SJ |
1514 | case MGMT_OP_READ_LOCAL_OOB_DATA: |
1515 | err = read_local_oob_data(sk, index); | |
1516 | break; | |
2763eda6 SJ |
1517 | case MGMT_OP_ADD_REMOTE_OOB_DATA: |
1518 | err = add_remote_oob_data(sk, index, buf + sizeof(*hdr), len); | |
1519 | break; | |
1520 | case MGMT_OP_REMOVE_REMOTE_OOB_DATA: | |
1521 | err = remove_remote_oob_data(sk, index, buf + sizeof(*hdr), | |
1522 | len); | |
1523 | break; | |
c35938b2 | 1524 | |
0381101f JH |
1525 | default: |
1526 | BT_DBG("Unknown op %u", opcode); | |
4e51eae9 | 1527 | err = cmd_status(sk, index, opcode, 0x01); |
0381101f JH |
1528 | break; |
1529 | } | |
1530 | ||
e41d8b4e JH |
1531 | if (err < 0) |
1532 | goto done; | |
1533 | ||
0381101f JH |
1534 | err = msglen; |
1535 | ||
1536 | done: | |
1537 | kfree(buf); | |
1538 | return err; | |
1539 | } | |
c71e97bf | 1540 | |
c71e97bf JH |
1541 | int mgmt_index_added(u16 index) |
1542 | { | |
4e51eae9 | 1543 | return mgmt_event(MGMT_EV_INDEX_ADDED, index, NULL, 0, NULL); |
c71e97bf JH |
1544 | } |
1545 | ||
1546 | int mgmt_index_removed(u16 index) | |
1547 | { | |
4e51eae9 | 1548 | return mgmt_event(MGMT_EV_INDEX_REMOVED, index, NULL, 0, NULL); |
eec8d2bc JH |
1549 | } |
1550 | ||
73f22f62 | 1551 | struct cmd_lookup { |
72a734ec | 1552 | u8 val; |
eec8d2bc JH |
1553 | struct sock *sk; |
1554 | }; | |
1555 | ||
72a734ec | 1556 | static void mode_rsp(struct pending_cmd *cmd, void *data) |
eec8d2bc | 1557 | { |
c68fb7ff | 1558 | struct mgmt_mode *cp = cmd->param; |
73f22f62 | 1559 | struct cmd_lookup *match = data; |
eec8d2bc | 1560 | |
72a734ec | 1561 | if (cp->val != match->val) |
eec8d2bc JH |
1562 | return; |
1563 | ||
053f0211 | 1564 | send_mode_rsp(cmd->sk, cmd->opcode, cmd->index, cp->val); |
eec8d2bc JH |
1565 | |
1566 | list_del(&cmd->list); | |
1567 | ||
1568 | if (match->sk == NULL) { | |
1569 | match->sk = cmd->sk; | |
1570 | sock_hold(match->sk); | |
1571 | } | |
1572 | ||
1573 | mgmt_pending_free(cmd); | |
c71e97bf | 1574 | } |
5add6af8 JH |
1575 | |
1576 | int mgmt_powered(u16 index, u8 powered) | |
1577 | { | |
72a734ec | 1578 | struct mgmt_mode ev; |
73f22f62 | 1579 | struct cmd_lookup match = { powered, NULL }; |
eec8d2bc | 1580 | int ret; |
5add6af8 | 1581 | |
72a734ec | 1582 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, index, mode_rsp, &match); |
5add6af8 | 1583 | |
72a734ec | 1584 | ev.val = powered; |
eec8d2bc | 1585 | |
4e51eae9 | 1586 | ret = mgmt_event(MGMT_EV_POWERED, index, &ev, sizeof(ev), match.sk); |
eec8d2bc JH |
1587 | |
1588 | if (match.sk) | |
1589 | sock_put(match.sk); | |
1590 | ||
1591 | return ret; | |
5add6af8 | 1592 | } |
73f22f62 | 1593 | |
73f22f62 JH |
1594 | int mgmt_discoverable(u16 index, u8 discoverable) |
1595 | { | |
72a734ec | 1596 | struct mgmt_mode ev; |
73f22f62 JH |
1597 | struct cmd_lookup match = { discoverable, NULL }; |
1598 | int ret; | |
1599 | ||
b8534e0f | 1600 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, index, mode_rsp, &match); |
72a734ec | 1601 | |
72a734ec | 1602 | ev.val = discoverable; |
73f22f62 | 1603 | |
4e51eae9 SJ |
1604 | ret = mgmt_event(MGMT_EV_DISCOVERABLE, index, &ev, sizeof(ev), |
1605 | match.sk); | |
73f22f62 JH |
1606 | |
1607 | if (match.sk) | |
1608 | sock_put(match.sk); | |
1609 | ||
1610 | return ret; | |
1611 | } | |
9fbcbb45 | 1612 | |
9fbcbb45 JH |
1613 | int mgmt_connectable(u16 index, u8 connectable) |
1614 | { | |
72a734ec | 1615 | struct mgmt_mode ev; |
9fbcbb45 JH |
1616 | struct cmd_lookup match = { connectable, NULL }; |
1617 | int ret; | |
1618 | ||
72a734ec | 1619 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, index, mode_rsp, &match); |
9fbcbb45 | 1620 | |
72a734ec | 1621 | ev.val = connectable; |
9fbcbb45 | 1622 | |
4e51eae9 | 1623 | ret = mgmt_event(MGMT_EV_CONNECTABLE, index, &ev, sizeof(ev), match.sk); |
9fbcbb45 JH |
1624 | |
1625 | if (match.sk) | |
1626 | sock_put(match.sk); | |
1627 | ||
1628 | return ret; | |
1629 | } | |
55ed8ca1 JH |
1630 | |
1631 | int mgmt_new_key(u16 index, struct link_key *key, u8 old_key_type) | |
1632 | { | |
1633 | struct mgmt_ev_new_key ev; | |
1634 | ||
1635 | memset(&ev, 0, sizeof(ev)); | |
1636 | ||
55ed8ca1 JH |
1637 | bacpy(&ev.key.bdaddr, &key->bdaddr); |
1638 | ev.key.type = key->type; | |
1639 | memcpy(ev.key.val, key->val, 16); | |
1640 | ev.key.pin_len = key->pin_len; | |
1641 | ev.old_key_type = old_key_type; | |
1642 | ||
4e51eae9 | 1643 | return mgmt_event(MGMT_EV_NEW_KEY, index, &ev, sizeof(ev), NULL); |
55ed8ca1 | 1644 | } |
f7520543 JH |
1645 | |
1646 | int mgmt_connected(u16 index, bdaddr_t *bdaddr) | |
1647 | { | |
1648 | struct mgmt_ev_connected ev; | |
1649 | ||
f7520543 JH |
1650 | bacpy(&ev.bdaddr, bdaddr); |
1651 | ||
4e51eae9 | 1652 | return mgmt_event(MGMT_EV_CONNECTED, index, &ev, sizeof(ev), NULL); |
f7520543 JH |
1653 | } |
1654 | ||
8962ee74 JH |
1655 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
1656 | { | |
c68fb7ff | 1657 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 1658 | struct sock **sk = data; |
a38528f1 | 1659 | struct mgmt_rp_disconnect rp; |
8962ee74 | 1660 | |
a38528f1 | 1661 | bacpy(&rp.bdaddr, &cp->bdaddr); |
8962ee74 | 1662 | |
4e51eae9 | 1663 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, &rp, sizeof(rp)); |
8962ee74 JH |
1664 | |
1665 | *sk = cmd->sk; | |
1666 | sock_hold(*sk); | |
1667 | ||
a664b5bc | 1668 | mgmt_pending_remove(cmd); |
8962ee74 JH |
1669 | } |
1670 | ||
f7520543 JH |
1671 | int mgmt_disconnected(u16 index, bdaddr_t *bdaddr) |
1672 | { | |
1673 | struct mgmt_ev_disconnected ev; | |
8962ee74 JH |
1674 | struct sock *sk = NULL; |
1675 | int err; | |
1676 | ||
1677 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, index, disconnect_rsp, &sk); | |
f7520543 | 1678 | |
f7520543 JH |
1679 | bacpy(&ev.bdaddr, bdaddr); |
1680 | ||
4e51eae9 | 1681 | err = mgmt_event(MGMT_EV_DISCONNECTED, index, &ev, sizeof(ev), sk); |
8962ee74 JH |
1682 | |
1683 | if (sk) | |
1684 | sock_put(sk); | |
1685 | ||
1686 | return err; | |
1687 | } | |
1688 | ||
1689 | int mgmt_disconnect_failed(u16 index) | |
1690 | { | |
1691 | struct pending_cmd *cmd; | |
1692 | int err; | |
1693 | ||
1694 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, index); | |
1695 | if (!cmd) | |
1696 | return -ENOENT; | |
1697 | ||
4e51eae9 | 1698 | err = cmd_status(cmd->sk, index, MGMT_OP_DISCONNECT, EIO); |
8962ee74 | 1699 | |
a664b5bc | 1700 | mgmt_pending_remove(cmd); |
8962ee74 JH |
1701 | |
1702 | return err; | |
f7520543 | 1703 | } |
17d5c04c JH |
1704 | |
1705 | int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
1706 | { | |
1707 | struct mgmt_ev_connect_failed ev; | |
1708 | ||
17d5c04c JH |
1709 | bacpy(&ev.bdaddr, bdaddr); |
1710 | ev.status = status; | |
1711 | ||
4e51eae9 | 1712 | return mgmt_event(MGMT_EV_CONNECT_FAILED, index, &ev, sizeof(ev), NULL); |
17d5c04c | 1713 | } |
980e1a53 JH |
1714 | |
1715 | int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr) | |
1716 | { | |
1717 | struct mgmt_ev_pin_code_request ev; | |
1718 | ||
980e1a53 JH |
1719 | bacpy(&ev.bdaddr, bdaddr); |
1720 | ||
4e51eae9 SJ |
1721 | return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, index, &ev, sizeof(ev), |
1722 | NULL); | |
980e1a53 JH |
1723 | } |
1724 | ||
1725 | int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
1726 | { | |
1727 | struct pending_cmd *cmd; | |
ac56fb13 | 1728 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
1729 | int err; |
1730 | ||
1731 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, index); | |
1732 | if (!cmd) | |
1733 | return -ENOENT; | |
1734 | ||
ac56fb13 JH |
1735 | bacpy(&rp.bdaddr, bdaddr); |
1736 | rp.status = status; | |
1737 | ||
4e51eae9 SJ |
1738 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_REPLY, &rp, |
1739 | sizeof(rp)); | |
980e1a53 | 1740 | |
a664b5bc | 1741 | mgmt_pending_remove(cmd); |
980e1a53 JH |
1742 | |
1743 | return err; | |
1744 | } | |
1745 | ||
1746 | int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
1747 | { | |
1748 | struct pending_cmd *cmd; | |
ac56fb13 | 1749 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
1750 | int err; |
1751 | ||
1752 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, index); | |
1753 | if (!cmd) | |
1754 | return -ENOENT; | |
1755 | ||
ac56fb13 JH |
1756 | bacpy(&rp.bdaddr, bdaddr); |
1757 | rp.status = status; | |
1758 | ||
4e51eae9 SJ |
1759 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, &rp, |
1760 | sizeof(rp)); | |
980e1a53 | 1761 | |
a664b5bc | 1762 | mgmt_pending_remove(cmd); |
980e1a53 JH |
1763 | |
1764 | return err; | |
1765 | } | |
a5c29683 JH |
1766 | |
1767 | int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value) | |
1768 | { | |
1769 | struct mgmt_ev_user_confirm_request ev; | |
1770 | ||
1771 | BT_DBG("hci%u", index); | |
1772 | ||
a5c29683 JH |
1773 | bacpy(&ev.bdaddr, bdaddr); |
1774 | put_unaligned_le32(value, &ev.value); | |
1775 | ||
4e51eae9 SJ |
1776 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, index, &ev, sizeof(ev), |
1777 | NULL); | |
a5c29683 JH |
1778 | } |
1779 | ||
1780 | static int confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status, | |
1781 | u8 opcode) | |
1782 | { | |
1783 | struct pending_cmd *cmd; | |
1784 | struct mgmt_rp_user_confirm_reply rp; | |
1785 | int err; | |
1786 | ||
1787 | cmd = mgmt_pending_find(opcode, index); | |
1788 | if (!cmd) | |
1789 | return -ENOENT; | |
1790 | ||
a5c29683 JH |
1791 | bacpy(&rp.bdaddr, bdaddr); |
1792 | rp.status = status; | |
4e51eae9 | 1793 | err = cmd_complete(cmd->sk, index, opcode, &rp, sizeof(rp)); |
a5c29683 | 1794 | |
a664b5bc | 1795 | mgmt_pending_remove(cmd); |
a5c29683 JH |
1796 | |
1797 | return err; | |
1798 | } | |
1799 | ||
1800 | int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
1801 | { | |
1802 | return confirm_reply_complete(index, bdaddr, status, | |
1803 | MGMT_OP_USER_CONFIRM_REPLY); | |
1804 | } | |
1805 | ||
b8534e0f | 1806 | int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) |
a5c29683 JH |
1807 | { |
1808 | return confirm_reply_complete(index, bdaddr, status, | |
1809 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
1810 | } | |
2a611692 JH |
1811 | |
1812 | int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
1813 | { | |
1814 | struct mgmt_ev_auth_failed ev; | |
1815 | ||
2a611692 JH |
1816 | bacpy(&ev.bdaddr, bdaddr); |
1817 | ev.status = status; | |
1818 | ||
4e51eae9 | 1819 | return mgmt_event(MGMT_EV_AUTH_FAILED, index, &ev, sizeof(ev), NULL); |
2a611692 | 1820 | } |
b312b161 JH |
1821 | |
1822 | int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status) | |
1823 | { | |
1824 | struct pending_cmd *cmd; | |
1825 | struct mgmt_cp_set_local_name ev; | |
1826 | int err; | |
1827 | ||
1828 | memset(&ev, 0, sizeof(ev)); | |
1829 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
1830 | ||
1831 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, index); | |
1832 | if (!cmd) | |
1833 | goto send_event; | |
1834 | ||
1835 | if (status) { | |
1836 | err = cmd_status(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, EIO); | |
1837 | goto failed; | |
1838 | } | |
1839 | ||
1840 | err = cmd_complete(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, &ev, | |
1841 | sizeof(ev)); | |
1842 | if (err < 0) | |
1843 | goto failed; | |
1844 | ||
1845 | send_event: | |
1846 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, index, &ev, sizeof(ev), | |
1847 | cmd ? cmd->sk : NULL); | |
1848 | ||
1849 | failed: | |
1850 | if (cmd) | |
1851 | mgmt_pending_remove(cmd); | |
1852 | return err; | |
1853 | } | |
c35938b2 SJ |
1854 | |
1855 | int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer, | |
1856 | u8 status) | |
1857 | { | |
1858 | struct pending_cmd *cmd; | |
1859 | int err; | |
1860 | ||
1861 | BT_DBG("hci%u status %u", index, status); | |
1862 | ||
1863 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index); | |
1864 | if (!cmd) | |
1865 | return -ENOENT; | |
1866 | ||
1867 | if (status) { | |
1868 | err = cmd_status(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1869 | EIO); | |
1870 | } else { | |
1871 | struct mgmt_rp_read_local_oob_data rp; | |
1872 | ||
1873 | memcpy(rp.hash, hash, sizeof(rp.hash)); | |
1874 | memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer)); | |
1875 | ||
1876 | err = cmd_complete(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1877 | &rp, sizeof(rp)); | |
1878 | } | |
1879 | ||
1880 | mgmt_pending_remove(cmd); | |
1881 | ||
1882 | return err; | |
1883 | } |