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> |
3a9a231d | 26 | #include <linux/module.h> |
0381101f JH |
27 | #include <asm/unaligned.h> |
28 | ||
29 | #include <net/bluetooth/bluetooth.h> | |
30 | #include <net/bluetooth/hci_core.h> | |
31 | #include <net/bluetooth/mgmt.h> | |
32 | ||
02d98129 JH |
33 | #define MGMT_VERSION 0 |
34 | #define MGMT_REVISION 1 | |
35 | ||
eec8d2bc JH |
36 | struct pending_cmd { |
37 | struct list_head list; | |
38 | __u16 opcode; | |
39 | int index; | |
c68fb7ff | 40 | void *param; |
eec8d2bc | 41 | struct sock *sk; |
e9a416b5 | 42 | void *user_data; |
eec8d2bc JH |
43 | }; |
44 | ||
b5ad8b7f | 45 | static LIST_HEAD(cmd_list); |
eec8d2bc | 46 | |
4e51eae9 | 47 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
48 | { |
49 | struct sk_buff *skb; | |
50 | struct mgmt_hdr *hdr; | |
51 | struct mgmt_ev_cmd_status *ev; | |
52 | ||
34eb525c | 53 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 JH |
54 | |
55 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_ATOMIC); | |
56 | if (!skb) | |
57 | return -ENOMEM; | |
58 | ||
59 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
60 | ||
61 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); | |
4e51eae9 | 62 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
63 | hdr->len = cpu_to_le16(sizeof(*ev)); |
64 | ||
65 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
66 | ev->status = status; | |
67 | put_unaligned_le16(cmd, &ev->opcode); | |
68 | ||
69 | if (sock_queue_rcv_skb(sk, skb) < 0) | |
70 | kfree_skb(skb); | |
71 | ||
72 | return 0; | |
73 | } | |
74 | ||
4e51eae9 SJ |
75 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, void *rp, |
76 | size_t rp_len) | |
02d98129 JH |
77 | { |
78 | struct sk_buff *skb; | |
79 | struct mgmt_hdr *hdr; | |
80 | struct mgmt_ev_cmd_complete *ev; | |
02d98129 JH |
81 | |
82 | BT_DBG("sock %p", sk); | |
83 | ||
a38528f1 | 84 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_ATOMIC); |
02d98129 JH |
85 | if (!skb) |
86 | return -ENOMEM; | |
87 | ||
88 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 89 | |
a38528f1 | 90 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 91 | hdr->index = cpu_to_le16(index); |
a38528f1 | 92 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 93 | |
a38528f1 JH |
94 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
95 | put_unaligned_le16(cmd, &ev->opcode); | |
8020c16a SJ |
96 | |
97 | if (rp) | |
98 | memcpy(ev->data, rp, rp_len); | |
02d98129 JH |
99 | |
100 | if (sock_queue_rcv_skb(sk, skb) < 0) | |
101 | kfree_skb(skb); | |
102 | ||
103 | return 0; | |
104 | } | |
105 | ||
a38528f1 JH |
106 | static int read_version(struct sock *sk) |
107 | { | |
108 | struct mgmt_rp_read_version rp; | |
109 | ||
110 | BT_DBG("sock %p", sk); | |
111 | ||
112 | rp.version = MGMT_VERSION; | |
113 | put_unaligned_le16(MGMT_REVISION, &rp.revision); | |
114 | ||
4e51eae9 SJ |
115 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, &rp, |
116 | sizeof(rp)); | |
a38528f1 JH |
117 | } |
118 | ||
faba42eb JH |
119 | static int read_index_list(struct sock *sk) |
120 | { | |
faba42eb JH |
121 | struct mgmt_rp_read_index_list *rp; |
122 | struct list_head *p; | |
a38528f1 | 123 | size_t rp_len; |
faba42eb | 124 | u16 count; |
a38528f1 | 125 | int i, err; |
faba42eb JH |
126 | |
127 | BT_DBG("sock %p", sk); | |
128 | ||
129 | read_lock(&hci_dev_list_lock); | |
130 | ||
131 | count = 0; | |
132 | list_for_each(p, &hci_dev_list) { | |
133 | count++; | |
134 | } | |
135 | ||
a38528f1 JH |
136 | rp_len = sizeof(*rp) + (2 * count); |
137 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
138 | if (!rp) { | |
b2c60d42 | 139 | read_unlock(&hci_dev_list_lock); |
faba42eb | 140 | return -ENOMEM; |
b2c60d42 | 141 | } |
faba42eb | 142 | |
faba42eb JH |
143 | put_unaligned_le16(count, &rp->num_controllers); |
144 | ||
145 | i = 0; | |
146 | list_for_each(p, &hci_dev_list) { | |
147 | struct hci_dev *d = list_entry(p, struct hci_dev, list); | |
ab81cbf9 JH |
148 | |
149 | hci_del_off_timer(d); | |
150 | ||
ebc99feb JH |
151 | set_bit(HCI_MGMT, &d->flags); |
152 | ||
ab81cbf9 JH |
153 | if (test_bit(HCI_SETUP, &d->flags)) |
154 | continue; | |
155 | ||
faba42eb JH |
156 | put_unaligned_le16(d->id, &rp->index[i++]); |
157 | BT_DBG("Added hci%u", d->id); | |
158 | } | |
159 | ||
160 | read_unlock(&hci_dev_list_lock); | |
161 | ||
4e51eae9 SJ |
162 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, rp, |
163 | rp_len); | |
faba42eb | 164 | |
a38528f1 JH |
165 | kfree(rp); |
166 | ||
167 | return err; | |
faba42eb JH |
168 | } |
169 | ||
4e51eae9 | 170 | static int read_controller_info(struct sock *sk, u16 index) |
0381101f | 171 | { |
a38528f1 | 172 | struct mgmt_rp_read_info rp; |
f7b64e69 | 173 | struct hci_dev *hdev; |
0381101f | 174 | |
4e51eae9 | 175 | BT_DBG("sock %p hci%u", sk, index); |
f7b64e69 | 176 | |
4e51eae9 | 177 | hdev = hci_dev_get(index); |
a38528f1 | 178 | if (!hdev) |
4e51eae9 | 179 | return cmd_status(sk, index, MGMT_OP_READ_INFO, ENODEV); |
f7b64e69 | 180 | |
ab81cbf9 JH |
181 | hci_del_off_timer(hdev); |
182 | ||
8c156c32 | 183 | hci_dev_lock_bh(hdev); |
f7b64e69 | 184 | |
ebc99feb JH |
185 | set_bit(HCI_MGMT, &hdev->flags); |
186 | ||
dc4fe30b JH |
187 | memset(&rp, 0, sizeof(rp)); |
188 | ||
a38528f1 | 189 | rp.type = hdev->dev_type; |
f7b64e69 | 190 | |
a38528f1 JH |
191 | rp.powered = test_bit(HCI_UP, &hdev->flags); |
192 | rp.connectable = test_bit(HCI_PSCAN, &hdev->flags); | |
193 | rp.discoverable = test_bit(HCI_ISCAN, &hdev->flags); | |
194 | rp.pairable = test_bit(HCI_PSCAN, &hdev->flags); | |
f7b64e69 JH |
195 | |
196 | if (test_bit(HCI_AUTH, &hdev->flags)) | |
a38528f1 | 197 | rp.sec_mode = 3; |
f7b64e69 | 198 | else if (hdev->ssp_mode > 0) |
a38528f1 | 199 | rp.sec_mode = 4; |
f7b64e69 | 200 | else |
a38528f1 | 201 | rp.sec_mode = 2; |
f7b64e69 | 202 | |
a38528f1 JH |
203 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
204 | memcpy(rp.features, hdev->features, 8); | |
205 | memcpy(rp.dev_class, hdev->dev_class, 3); | |
206 | put_unaligned_le16(hdev->manufacturer, &rp.manufacturer); | |
207 | rp.hci_ver = hdev->hci_ver; | |
208 | put_unaligned_le16(hdev->hci_rev, &rp.hci_rev); | |
f7b64e69 | 209 | |
dc4fe30b JH |
210 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
211 | ||
8c156c32 | 212 | hci_dev_unlock_bh(hdev); |
f7b64e69 | 213 | hci_dev_put(hdev); |
0381101f | 214 | |
4e51eae9 | 215 | return cmd_complete(sk, index, MGMT_OP_READ_INFO, &rp, sizeof(rp)); |
0381101f JH |
216 | } |
217 | ||
eec8d2bc JH |
218 | static void mgmt_pending_free(struct pending_cmd *cmd) |
219 | { | |
220 | sock_put(cmd->sk); | |
c68fb7ff | 221 | kfree(cmd->param); |
eec8d2bc JH |
222 | kfree(cmd); |
223 | } | |
224 | ||
366a0336 JH |
225 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
226 | u16 index, void *data, u16 len) | |
eec8d2bc JH |
227 | { |
228 | struct pending_cmd *cmd; | |
229 | ||
230 | cmd = kmalloc(sizeof(*cmd), GFP_ATOMIC); | |
231 | if (!cmd) | |
366a0336 | 232 | return NULL; |
eec8d2bc JH |
233 | |
234 | cmd->opcode = opcode; | |
235 | cmd->index = index; | |
236 | ||
c68fb7ff SJ |
237 | cmd->param = kmalloc(len, GFP_ATOMIC); |
238 | if (!cmd->param) { | |
eec8d2bc | 239 | kfree(cmd); |
366a0336 | 240 | return NULL; |
eec8d2bc JH |
241 | } |
242 | ||
8fce6357 SJ |
243 | if (data) |
244 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
245 | |
246 | cmd->sk = sk; | |
247 | sock_hold(sk); | |
248 | ||
249 | list_add(&cmd->list, &cmd_list); | |
250 | ||
366a0336 | 251 | return cmd; |
eec8d2bc JH |
252 | } |
253 | ||
254 | static void mgmt_pending_foreach(u16 opcode, int index, | |
255 | void (*cb)(struct pending_cmd *cmd, void *data), | |
256 | void *data) | |
257 | { | |
258 | struct list_head *p, *n; | |
259 | ||
260 | list_for_each_safe(p, n, &cmd_list) { | |
261 | struct pending_cmd *cmd; | |
262 | ||
263 | cmd = list_entry(p, struct pending_cmd, list); | |
264 | ||
265 | if (cmd->opcode != opcode) | |
266 | continue; | |
267 | ||
268 | if (index >= 0 && cmd->index != index) | |
269 | continue; | |
270 | ||
271 | cb(cmd, data); | |
272 | } | |
273 | } | |
274 | ||
275 | static struct pending_cmd *mgmt_pending_find(u16 opcode, int index) | |
276 | { | |
277 | struct list_head *p; | |
278 | ||
279 | list_for_each(p, &cmd_list) { | |
280 | struct pending_cmd *cmd; | |
281 | ||
282 | cmd = list_entry(p, struct pending_cmd, list); | |
283 | ||
284 | if (cmd->opcode != opcode) | |
285 | continue; | |
286 | ||
287 | if (index >= 0 && cmd->index != index) | |
288 | continue; | |
289 | ||
290 | return cmd; | |
291 | } | |
292 | ||
293 | return NULL; | |
294 | } | |
295 | ||
a664b5bc | 296 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 297 | { |
73f22f62 JH |
298 | list_del(&cmd->list); |
299 | mgmt_pending_free(cmd); | |
300 | } | |
301 | ||
4e51eae9 | 302 | static int set_powered(struct sock *sk, u16 index, unsigned char *data, u16 len) |
eec8d2bc | 303 | { |
72a734ec | 304 | struct mgmt_mode *cp; |
eec8d2bc | 305 | struct hci_dev *hdev; |
366a0336 | 306 | struct pending_cmd *cmd; |
366a0336 | 307 | int err, up; |
eec8d2bc JH |
308 | |
309 | cp = (void *) data; | |
eec8d2bc | 310 | |
4e51eae9 | 311 | BT_DBG("request for hci%u", index); |
eec8d2bc | 312 | |
bdce7baf SJ |
313 | if (len != sizeof(*cp)) |
314 | return cmd_status(sk, index, MGMT_OP_SET_POWERED, EINVAL); | |
315 | ||
4e51eae9 | 316 | hdev = hci_dev_get(index); |
eec8d2bc | 317 | if (!hdev) |
4e51eae9 | 318 | return cmd_status(sk, index, MGMT_OP_SET_POWERED, ENODEV); |
eec8d2bc | 319 | |
8c156c32 | 320 | hci_dev_lock_bh(hdev); |
eec8d2bc JH |
321 | |
322 | up = test_bit(HCI_UP, &hdev->flags); | |
72a734ec | 323 | if ((cp->val && up) || (!cp->val && !up)) { |
4e51eae9 | 324 | err = cmd_status(sk, index, MGMT_OP_SET_POWERED, EALREADY); |
eec8d2bc JH |
325 | goto failed; |
326 | } | |
327 | ||
4e51eae9 SJ |
328 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, index)) { |
329 | err = cmd_status(sk, index, MGMT_OP_SET_POWERED, EBUSY); | |
eec8d2bc JH |
330 | goto failed; |
331 | } | |
332 | ||
4e51eae9 | 333 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, index, data, len); |
366a0336 JH |
334 | if (!cmd) { |
335 | err = -ENOMEM; | |
eec8d2bc | 336 | goto failed; |
366a0336 | 337 | } |
eec8d2bc | 338 | |
72a734ec | 339 | if (cp->val) |
eec8d2bc JH |
340 | queue_work(hdev->workqueue, &hdev->power_on); |
341 | else | |
342 | queue_work(hdev->workqueue, &hdev->power_off); | |
343 | ||
366a0336 | 344 | err = 0; |
eec8d2bc JH |
345 | |
346 | failed: | |
8c156c32 | 347 | hci_dev_unlock_bh(hdev); |
eec8d2bc | 348 | hci_dev_put(hdev); |
366a0336 | 349 | return err; |
eec8d2bc JH |
350 | } |
351 | ||
4e51eae9 SJ |
352 | static int set_discoverable(struct sock *sk, u16 index, unsigned char *data, |
353 | u16 len) | |
73f22f62 | 354 | { |
72a734ec | 355 | struct mgmt_mode *cp; |
73f22f62 | 356 | struct hci_dev *hdev; |
366a0336 | 357 | struct pending_cmd *cmd; |
73f22f62 JH |
358 | u8 scan; |
359 | int err; | |
360 | ||
361 | cp = (void *) data; | |
73f22f62 | 362 | |
4e51eae9 | 363 | BT_DBG("request for hci%u", index); |
73f22f62 | 364 | |
bdce7baf SJ |
365 | if (len != sizeof(*cp)) |
366 | return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EINVAL); | |
367 | ||
4e51eae9 | 368 | hdev = hci_dev_get(index); |
73f22f62 | 369 | if (!hdev) |
4e51eae9 | 370 | return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENODEV); |
73f22f62 | 371 | |
8c156c32 | 372 | hci_dev_lock_bh(hdev); |
73f22f62 JH |
373 | |
374 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 375 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENETDOWN); |
73f22f62 JH |
376 | goto failed; |
377 | } | |
378 | ||
4e51eae9 SJ |
379 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) || |
380 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) { | |
381 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EBUSY); | |
73f22f62 JH |
382 | goto failed; |
383 | } | |
384 | ||
72a734ec | 385 | if (cp->val == test_bit(HCI_ISCAN, &hdev->flags) && |
73f22f62 | 386 | test_bit(HCI_PSCAN, &hdev->flags)) { |
4e51eae9 | 387 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EALREADY); |
73f22f62 JH |
388 | goto failed; |
389 | } | |
390 | ||
4e51eae9 | 391 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, index, data, len); |
366a0336 JH |
392 | if (!cmd) { |
393 | err = -ENOMEM; | |
73f22f62 | 394 | goto failed; |
366a0336 | 395 | } |
73f22f62 JH |
396 | |
397 | scan = SCAN_PAGE; | |
398 | ||
72a734ec | 399 | if (cp->val) |
73f22f62 JH |
400 | scan |= SCAN_INQUIRY; |
401 | ||
402 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
403 | if (err < 0) | |
a664b5bc | 404 | mgmt_pending_remove(cmd); |
73f22f62 JH |
405 | |
406 | failed: | |
8c156c32 | 407 | hci_dev_unlock_bh(hdev); |
73f22f62 JH |
408 | hci_dev_put(hdev); |
409 | ||
410 | return err; | |
411 | } | |
412 | ||
4e51eae9 SJ |
413 | static int set_connectable(struct sock *sk, u16 index, unsigned char *data, |
414 | u16 len) | |
9fbcbb45 | 415 | { |
72a734ec | 416 | struct mgmt_mode *cp; |
9fbcbb45 | 417 | struct hci_dev *hdev; |
366a0336 | 418 | struct pending_cmd *cmd; |
9fbcbb45 JH |
419 | u8 scan; |
420 | int err; | |
421 | ||
422 | cp = (void *) data; | |
9fbcbb45 | 423 | |
4e51eae9 | 424 | BT_DBG("request for hci%u", index); |
9fbcbb45 | 425 | |
bdce7baf SJ |
426 | if (len != sizeof(*cp)) |
427 | return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EINVAL); | |
428 | ||
4e51eae9 | 429 | hdev = hci_dev_get(index); |
9fbcbb45 | 430 | if (!hdev) |
4e51eae9 | 431 | return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENODEV); |
9fbcbb45 | 432 | |
8c156c32 | 433 | hci_dev_lock_bh(hdev); |
9fbcbb45 JH |
434 | |
435 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 436 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENETDOWN); |
9fbcbb45 JH |
437 | goto failed; |
438 | } | |
439 | ||
4e51eae9 SJ |
440 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) || |
441 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) { | |
442 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EBUSY); | |
9fbcbb45 JH |
443 | goto failed; |
444 | } | |
445 | ||
72a734ec | 446 | if (cp->val == test_bit(HCI_PSCAN, &hdev->flags)) { |
4e51eae9 | 447 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EALREADY); |
9fbcbb45 JH |
448 | goto failed; |
449 | } | |
450 | ||
4e51eae9 | 451 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, index, data, len); |
366a0336 JH |
452 | if (!cmd) { |
453 | err = -ENOMEM; | |
9fbcbb45 | 454 | goto failed; |
366a0336 | 455 | } |
9fbcbb45 | 456 | |
72a734ec | 457 | if (cp->val) |
9fbcbb45 JH |
458 | scan = SCAN_PAGE; |
459 | else | |
460 | scan = 0; | |
461 | ||
462 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
463 | if (err < 0) | |
a664b5bc | 464 | mgmt_pending_remove(cmd); |
9fbcbb45 JH |
465 | |
466 | failed: | |
8c156c32 | 467 | hci_dev_unlock_bh(hdev); |
9fbcbb45 JH |
468 | hci_dev_put(hdev); |
469 | ||
470 | return err; | |
471 | } | |
472 | ||
4e51eae9 SJ |
473 | static int mgmt_event(u16 event, u16 index, void *data, u16 data_len, |
474 | struct sock *skip_sk) | |
c542a06c JH |
475 | { |
476 | struct sk_buff *skb; | |
477 | struct mgmt_hdr *hdr; | |
478 | ||
479 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC); | |
480 | if (!skb) | |
481 | return -ENOMEM; | |
482 | ||
483 | bt_cb(skb)->channel = HCI_CHANNEL_CONTROL; | |
484 | ||
485 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
486 | hdr->opcode = cpu_to_le16(event); | |
4e51eae9 | 487 | hdr->index = cpu_to_le16(index); |
c542a06c JH |
488 | hdr->len = cpu_to_le16(data_len); |
489 | ||
4e51eae9 SJ |
490 | if (data) |
491 | memcpy(skb_put(skb, data_len), data, data_len); | |
c542a06c JH |
492 | |
493 | hci_send_to_sock(NULL, skb, skip_sk); | |
494 | kfree_skb(skb); | |
495 | ||
496 | return 0; | |
497 | } | |
498 | ||
053f0211 JH |
499 | static int send_mode_rsp(struct sock *sk, u16 opcode, u16 index, u8 val) |
500 | { | |
a38528f1 | 501 | struct mgmt_mode rp; |
053f0211 | 502 | |
a38528f1 | 503 | rp.val = val; |
053f0211 | 504 | |
4e51eae9 | 505 | return cmd_complete(sk, index, opcode, &rp, sizeof(rp)); |
053f0211 JH |
506 | } |
507 | ||
4e51eae9 SJ |
508 | static int set_pairable(struct sock *sk, u16 index, unsigned char *data, |
509 | u16 len) | |
c542a06c JH |
510 | { |
511 | struct mgmt_mode *cp, ev; | |
512 | struct hci_dev *hdev; | |
c542a06c JH |
513 | int err; |
514 | ||
515 | cp = (void *) data; | |
c542a06c | 516 | |
4e51eae9 | 517 | BT_DBG("request for hci%u", index); |
c542a06c | 518 | |
bdce7baf SJ |
519 | if (len != sizeof(*cp)) |
520 | return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, EINVAL); | |
521 | ||
4e51eae9 | 522 | hdev = hci_dev_get(index); |
c542a06c | 523 | if (!hdev) |
4e51eae9 | 524 | return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, ENODEV); |
c542a06c | 525 | |
8c156c32 | 526 | hci_dev_lock_bh(hdev); |
c542a06c JH |
527 | |
528 | if (cp->val) | |
529 | set_bit(HCI_PAIRABLE, &hdev->flags); | |
530 | else | |
531 | clear_bit(HCI_PAIRABLE, &hdev->flags); | |
532 | ||
4e51eae9 | 533 | err = send_mode_rsp(sk, MGMT_OP_SET_PAIRABLE, index, cp->val); |
c542a06c JH |
534 | if (err < 0) |
535 | goto failed; | |
536 | ||
c542a06c JH |
537 | ev.val = cp->val; |
538 | ||
4e51eae9 | 539 | err = mgmt_event(MGMT_EV_PAIRABLE, index, &ev, sizeof(ev), sk); |
c542a06c JH |
540 | |
541 | failed: | |
8c156c32 | 542 | hci_dev_unlock_bh(hdev); |
c542a06c JH |
543 | hci_dev_put(hdev); |
544 | ||
545 | return err; | |
546 | } | |
547 | ||
80a1e1db JH |
548 | #define EIR_FLAGS 0x01 /* flags */ |
549 | #define EIR_UUID16_SOME 0x02 /* 16-bit UUID, more available */ | |
550 | #define EIR_UUID16_ALL 0x03 /* 16-bit UUID, all listed */ | |
551 | #define EIR_UUID32_SOME 0x04 /* 32-bit UUID, more available */ | |
552 | #define EIR_UUID32_ALL 0x05 /* 32-bit UUID, all listed */ | |
553 | #define EIR_UUID128_SOME 0x06 /* 128-bit UUID, more available */ | |
554 | #define EIR_UUID128_ALL 0x07 /* 128-bit UUID, all listed */ | |
555 | #define EIR_NAME_SHORT 0x08 /* shortened local name */ | |
556 | #define EIR_NAME_COMPLETE 0x09 /* complete local name */ | |
557 | #define EIR_TX_POWER 0x0A /* transmit power level */ | |
558 | #define EIR_DEVICE_ID 0x10 /* device ID */ | |
559 | ||
560 | #define PNP_INFO_SVCLASS_ID 0x1200 | |
561 | ||
562 | static u8 bluetooth_base_uuid[] = { | |
563 | 0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80, | |
564 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
565 | }; | |
566 | ||
567 | static u16 get_uuid16(u8 *uuid128) | |
568 | { | |
569 | u32 val; | |
570 | int i; | |
571 | ||
572 | for (i = 0; i < 12; i++) { | |
573 | if (bluetooth_base_uuid[i] != uuid128[i]) | |
574 | return 0; | |
575 | } | |
576 | ||
577 | memcpy(&val, &uuid128[12], 4); | |
578 | ||
579 | val = le32_to_cpu(val); | |
580 | if (val > 0xffff) | |
581 | return 0; | |
582 | ||
583 | return (u16) val; | |
584 | } | |
585 | ||
586 | static void create_eir(struct hci_dev *hdev, u8 *data) | |
587 | { | |
588 | u8 *ptr = data; | |
589 | u16 eir_len = 0; | |
590 | u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)]; | |
591 | int i, truncated = 0; | |
592 | struct list_head *p; | |
593 | size_t name_len; | |
594 | ||
595 | name_len = strlen(hdev->dev_name); | |
596 | ||
597 | if (name_len > 0) { | |
598 | /* EIR Data type */ | |
599 | if (name_len > 48) { | |
600 | name_len = 48; | |
601 | ptr[1] = EIR_NAME_SHORT; | |
602 | } else | |
603 | ptr[1] = EIR_NAME_COMPLETE; | |
604 | ||
605 | /* EIR Data length */ | |
606 | ptr[0] = name_len + 1; | |
607 | ||
608 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
609 | ||
610 | eir_len += (name_len + 2); | |
611 | ptr += (name_len + 2); | |
612 | } | |
613 | ||
614 | memset(uuid16_list, 0, sizeof(uuid16_list)); | |
615 | ||
616 | /* Group all UUID16 types */ | |
617 | list_for_each(p, &hdev->uuids) { | |
618 | struct bt_uuid *uuid = list_entry(p, struct bt_uuid, list); | |
619 | u16 uuid16; | |
620 | ||
621 | uuid16 = get_uuid16(uuid->uuid); | |
622 | if (uuid16 == 0) | |
623 | return; | |
624 | ||
625 | if (uuid16 < 0x1100) | |
626 | continue; | |
627 | ||
628 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
629 | continue; | |
630 | ||
631 | /* Stop if not enough space to put next UUID */ | |
632 | if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) { | |
633 | truncated = 1; | |
634 | break; | |
635 | } | |
636 | ||
637 | /* Check for duplicates */ | |
638 | for (i = 0; uuid16_list[i] != 0; i++) | |
639 | if (uuid16_list[i] == uuid16) | |
640 | break; | |
641 | ||
642 | if (uuid16_list[i] == 0) { | |
643 | uuid16_list[i] = uuid16; | |
644 | eir_len += sizeof(u16); | |
645 | } | |
646 | } | |
647 | ||
648 | if (uuid16_list[0] != 0) { | |
649 | u8 *length = ptr; | |
650 | ||
651 | /* EIR Data type */ | |
652 | ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL; | |
653 | ||
654 | ptr += 2; | |
655 | eir_len += 2; | |
656 | ||
657 | for (i = 0; uuid16_list[i] != 0; i++) { | |
658 | *ptr++ = (uuid16_list[i] & 0x00ff); | |
659 | *ptr++ = (uuid16_list[i] & 0xff00) >> 8; | |
660 | } | |
661 | ||
662 | /* EIR Data length */ | |
663 | *length = (i * sizeof(u16)) + 1; | |
664 | } | |
665 | } | |
666 | ||
667 | static int update_eir(struct hci_dev *hdev) | |
668 | { | |
669 | struct hci_cp_write_eir cp; | |
670 | ||
671 | if (!(hdev->features[6] & LMP_EXT_INQ)) | |
672 | return 0; | |
673 | ||
674 | if (hdev->ssp_mode == 0) | |
675 | return 0; | |
676 | ||
677 | if (test_bit(HCI_SERVICE_CACHE, &hdev->flags)) | |
678 | return 0; | |
679 | ||
680 | memset(&cp, 0, sizeof(cp)); | |
681 | ||
682 | create_eir(hdev, cp.data); | |
683 | ||
684 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
685 | return 0; | |
686 | ||
687 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
688 | ||
689 | return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp); | |
690 | } | |
691 | ||
1aff6f09 JH |
692 | static u8 get_service_classes(struct hci_dev *hdev) |
693 | { | |
694 | struct list_head *p; | |
695 | u8 val = 0; | |
696 | ||
697 | list_for_each(p, &hdev->uuids) { | |
698 | struct bt_uuid *uuid = list_entry(p, struct bt_uuid, list); | |
699 | ||
700 | val |= uuid->svc_hint; | |
701 | } | |
702 | ||
703 | return val; | |
704 | } | |
705 | ||
706 | static int update_class(struct hci_dev *hdev) | |
707 | { | |
708 | u8 cod[3]; | |
709 | ||
710 | BT_DBG("%s", hdev->name); | |
711 | ||
712 | if (test_bit(HCI_SERVICE_CACHE, &hdev->flags)) | |
713 | return 0; | |
714 | ||
715 | cod[0] = hdev->minor_class; | |
716 | cod[1] = hdev->major_class; | |
717 | cod[2] = get_service_classes(hdev); | |
718 | ||
719 | if (memcmp(cod, hdev->dev_class, 3) == 0) | |
720 | return 0; | |
721 | ||
722 | return hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); | |
723 | } | |
724 | ||
4e51eae9 | 725 | static int add_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) |
2aeb9a1a JH |
726 | { |
727 | struct mgmt_cp_add_uuid *cp; | |
728 | struct hci_dev *hdev; | |
729 | struct bt_uuid *uuid; | |
2aeb9a1a JH |
730 | int err; |
731 | ||
732 | cp = (void *) data; | |
2aeb9a1a | 733 | |
4e51eae9 | 734 | BT_DBG("request for hci%u", index); |
2aeb9a1a | 735 | |
bdce7baf SJ |
736 | if (len != sizeof(*cp)) |
737 | return cmd_status(sk, index, MGMT_OP_ADD_UUID, EINVAL); | |
738 | ||
4e51eae9 | 739 | hdev = hci_dev_get(index); |
2aeb9a1a | 740 | if (!hdev) |
4e51eae9 | 741 | return cmd_status(sk, index, MGMT_OP_ADD_UUID, ENODEV); |
2aeb9a1a | 742 | |
8c156c32 | 743 | hci_dev_lock_bh(hdev); |
2aeb9a1a JH |
744 | |
745 | uuid = kmalloc(sizeof(*uuid), GFP_ATOMIC); | |
746 | if (!uuid) { | |
747 | err = -ENOMEM; | |
748 | goto failed; | |
749 | } | |
750 | ||
751 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 752 | uuid->svc_hint = cp->svc_hint; |
2aeb9a1a JH |
753 | |
754 | list_add(&uuid->list, &hdev->uuids); | |
755 | ||
1aff6f09 JH |
756 | err = update_class(hdev); |
757 | if (err < 0) | |
758 | goto failed; | |
759 | ||
80a1e1db JH |
760 | err = update_eir(hdev); |
761 | if (err < 0) | |
762 | goto failed; | |
763 | ||
4e51eae9 | 764 | err = cmd_complete(sk, index, MGMT_OP_ADD_UUID, NULL, 0); |
2aeb9a1a JH |
765 | |
766 | failed: | |
8c156c32 | 767 | hci_dev_unlock_bh(hdev); |
2aeb9a1a JH |
768 | hci_dev_put(hdev); |
769 | ||
770 | return err; | |
771 | } | |
772 | ||
4e51eae9 | 773 | static int remove_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) |
2aeb9a1a JH |
774 | { |
775 | struct list_head *p, *n; | |
779cb850 | 776 | struct mgmt_cp_remove_uuid *cp; |
2aeb9a1a JH |
777 | struct hci_dev *hdev; |
778 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; | |
2aeb9a1a JH |
779 | int err, found; |
780 | ||
781 | cp = (void *) data; | |
2aeb9a1a | 782 | |
4e51eae9 | 783 | BT_DBG("request for hci%u", index); |
2aeb9a1a | 784 | |
bdce7baf SJ |
785 | if (len != sizeof(*cp)) |
786 | return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, EINVAL); | |
787 | ||
4e51eae9 | 788 | hdev = hci_dev_get(index); |
2aeb9a1a | 789 | if (!hdev) |
4e51eae9 | 790 | return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENODEV); |
2aeb9a1a | 791 | |
8c156c32 | 792 | hci_dev_lock_bh(hdev); |
2aeb9a1a JH |
793 | |
794 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { | |
795 | err = hci_uuids_clear(hdev); | |
796 | goto unlock; | |
797 | } | |
798 | ||
799 | found = 0; | |
800 | ||
801 | list_for_each_safe(p, n, &hdev->uuids) { | |
802 | struct bt_uuid *match = list_entry(p, struct bt_uuid, list); | |
803 | ||
804 | if (memcmp(match->uuid, cp->uuid, 16) != 0) | |
805 | continue; | |
806 | ||
807 | list_del(&match->list); | |
808 | found++; | |
809 | } | |
810 | ||
811 | if (found == 0) { | |
4e51eae9 | 812 | err = cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENOENT); |
2aeb9a1a JH |
813 | goto unlock; |
814 | } | |
815 | ||
1aff6f09 JH |
816 | err = update_class(hdev); |
817 | if (err < 0) | |
818 | goto unlock; | |
819 | ||
80a1e1db JH |
820 | err = update_eir(hdev); |
821 | if (err < 0) | |
822 | goto unlock; | |
823 | ||
4e51eae9 | 824 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_UUID, NULL, 0); |
2aeb9a1a JH |
825 | |
826 | unlock: | |
8c156c32 | 827 | hci_dev_unlock_bh(hdev); |
2aeb9a1a JH |
828 | hci_dev_put(hdev); |
829 | ||
830 | return err; | |
831 | } | |
832 | ||
4e51eae9 SJ |
833 | static int set_dev_class(struct sock *sk, u16 index, unsigned char *data, |
834 | u16 len) | |
1aff6f09 JH |
835 | { |
836 | struct hci_dev *hdev; | |
837 | struct mgmt_cp_set_dev_class *cp; | |
1aff6f09 JH |
838 | int err; |
839 | ||
840 | cp = (void *) data; | |
1aff6f09 | 841 | |
4e51eae9 | 842 | BT_DBG("request for hci%u", index); |
1aff6f09 | 843 | |
bdce7baf SJ |
844 | if (len != sizeof(*cp)) |
845 | return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, EINVAL); | |
846 | ||
4e51eae9 | 847 | hdev = hci_dev_get(index); |
1aff6f09 | 848 | if (!hdev) |
4e51eae9 | 849 | return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, ENODEV); |
1aff6f09 | 850 | |
8c156c32 | 851 | hci_dev_lock_bh(hdev); |
1aff6f09 JH |
852 | |
853 | hdev->major_class = cp->major; | |
854 | hdev->minor_class = cp->minor; | |
855 | ||
856 | err = update_class(hdev); | |
857 | ||
858 | if (err == 0) | |
4e51eae9 | 859 | err = cmd_complete(sk, index, MGMT_OP_SET_DEV_CLASS, NULL, 0); |
1aff6f09 | 860 | |
8c156c32 | 861 | hci_dev_unlock_bh(hdev); |
1aff6f09 JH |
862 | hci_dev_put(hdev); |
863 | ||
864 | return err; | |
865 | } | |
866 | ||
4e51eae9 SJ |
867 | static int set_service_cache(struct sock *sk, u16 index, unsigned char *data, |
868 | u16 len) | |
1aff6f09 JH |
869 | { |
870 | struct hci_dev *hdev; | |
871 | struct mgmt_cp_set_service_cache *cp; | |
1aff6f09 JH |
872 | int err; |
873 | ||
874 | cp = (void *) data; | |
1aff6f09 | 875 | |
bdce7baf | 876 | if (len != sizeof(*cp)) |
b8534e0f | 877 | return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, EINVAL); |
bdce7baf | 878 | |
4e51eae9 | 879 | hdev = hci_dev_get(index); |
1aff6f09 | 880 | if (!hdev) |
4e51eae9 | 881 | return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, ENODEV); |
1aff6f09 | 882 | |
8c156c32 | 883 | hci_dev_lock_bh(hdev); |
1aff6f09 | 884 | |
4e51eae9 | 885 | BT_DBG("hci%u enable %d", index, cp->enable); |
1aff6f09 JH |
886 | |
887 | if (cp->enable) { | |
888 | set_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
889 | err = 0; | |
890 | } else { | |
891 | clear_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
892 | err = update_class(hdev); | |
80a1e1db JH |
893 | if (err == 0) |
894 | err = update_eir(hdev); | |
1aff6f09 JH |
895 | } |
896 | ||
897 | if (err == 0) | |
4e51eae9 SJ |
898 | err = cmd_complete(sk, index, MGMT_OP_SET_SERVICE_CACHE, NULL, |
899 | 0); | |
1aff6f09 | 900 | |
8c156c32 | 901 | hci_dev_unlock_bh(hdev); |
1aff6f09 JH |
902 | hci_dev_put(hdev); |
903 | ||
904 | return err; | |
905 | } | |
906 | ||
4e51eae9 | 907 | static int load_keys(struct sock *sk, u16 index, unsigned char *data, u16 len) |
55ed8ca1 JH |
908 | { |
909 | struct hci_dev *hdev; | |
910 | struct mgmt_cp_load_keys *cp; | |
4e51eae9 | 911 | u16 key_count, expected_len; |
a492cd52 | 912 | int i; |
55ed8ca1 JH |
913 | |
914 | cp = (void *) data; | |
bdce7baf SJ |
915 | |
916 | if (len < sizeof(*cp)) | |
917 | return -EINVAL; | |
918 | ||
55ed8ca1 JH |
919 | key_count = get_unaligned_le16(&cp->key_count); |
920 | ||
921 | expected_len = sizeof(*cp) + key_count * sizeof(struct mgmt_key_info); | |
a492cd52 VCG |
922 | if (expected_len != len) { |
923 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
924 | len, expected_len); | |
55ed8ca1 JH |
925 | return -EINVAL; |
926 | } | |
927 | ||
4e51eae9 | 928 | hdev = hci_dev_get(index); |
55ed8ca1 | 929 | if (!hdev) |
4e51eae9 | 930 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, ENODEV); |
55ed8ca1 | 931 | |
4e51eae9 | 932 | BT_DBG("hci%u debug_keys %u key_count %u", index, cp->debug_keys, |
55ed8ca1 JH |
933 | key_count); |
934 | ||
8c156c32 | 935 | hci_dev_lock_bh(hdev); |
55ed8ca1 JH |
936 | |
937 | hci_link_keys_clear(hdev); | |
938 | ||
939 | set_bit(HCI_LINK_KEYS, &hdev->flags); | |
940 | ||
941 | if (cp->debug_keys) | |
942 | set_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
943 | else | |
944 | clear_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
945 | ||
a492cd52 VCG |
946 | for (i = 0; i < key_count; i++) { |
947 | struct mgmt_key_info *key = &cp->keys[i]; | |
55ed8ca1 | 948 | |
d25e28ab | 949 | hci_add_link_key(hdev, NULL, 0, &key->bdaddr, key->val, key->type, |
55ed8ca1 JH |
950 | key->pin_len); |
951 | } | |
952 | ||
8c156c32 | 953 | hci_dev_unlock_bh(hdev); |
55ed8ca1 JH |
954 | hci_dev_put(hdev); |
955 | ||
a492cd52 | 956 | return 0; |
55ed8ca1 JH |
957 | } |
958 | ||
4e51eae9 | 959 | static int remove_key(struct sock *sk, u16 index, unsigned char *data, u16 len) |
55ed8ca1 JH |
960 | { |
961 | struct hci_dev *hdev; | |
962 | struct mgmt_cp_remove_key *cp; | |
963 | struct hci_conn *conn; | |
55ed8ca1 JH |
964 | int err; |
965 | ||
966 | cp = (void *) data; | |
55ed8ca1 | 967 | |
bdce7baf SJ |
968 | if (len != sizeof(*cp)) |
969 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, EINVAL); | |
970 | ||
4e51eae9 | 971 | hdev = hci_dev_get(index); |
55ed8ca1 | 972 | if (!hdev) |
4e51eae9 | 973 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, ENODEV); |
55ed8ca1 | 974 | |
8c156c32 | 975 | hci_dev_lock_bh(hdev); |
55ed8ca1 JH |
976 | |
977 | err = hci_remove_link_key(hdev, &cp->bdaddr); | |
978 | if (err < 0) { | |
4e51eae9 | 979 | err = cmd_status(sk, index, MGMT_OP_REMOVE_KEY, -err); |
55ed8ca1 JH |
980 | goto unlock; |
981 | } | |
982 | ||
983 | err = 0; | |
984 | ||
985 | if (!test_bit(HCI_UP, &hdev->flags) || !cp->disconnect) | |
986 | goto unlock; | |
987 | ||
988 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
989 | if (conn) { | |
990 | struct hci_cp_disconnect dc; | |
991 | ||
992 | put_unaligned_le16(conn->handle, &dc.handle); | |
993 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
94ac0272 | 994 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); |
55ed8ca1 JH |
995 | } |
996 | ||
997 | unlock: | |
8c156c32 | 998 | hci_dev_unlock_bh(hdev); |
55ed8ca1 JH |
999 | hci_dev_put(hdev); |
1000 | ||
1001 | return err; | |
1002 | } | |
1003 | ||
4e51eae9 | 1004 | static int disconnect(struct sock *sk, u16 index, unsigned char *data, u16 len) |
8962ee74 JH |
1005 | { |
1006 | struct hci_dev *hdev; | |
1007 | struct mgmt_cp_disconnect *cp; | |
1008 | struct hci_cp_disconnect dc; | |
366a0336 | 1009 | struct pending_cmd *cmd; |
8962ee74 | 1010 | struct hci_conn *conn; |
8962ee74 JH |
1011 | int err; |
1012 | ||
1013 | BT_DBG(""); | |
1014 | ||
1015 | cp = (void *) data; | |
8962ee74 | 1016 | |
bdce7baf SJ |
1017 | if (len != sizeof(*cp)) |
1018 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, EINVAL); | |
1019 | ||
4e51eae9 | 1020 | hdev = hci_dev_get(index); |
8962ee74 | 1021 | if (!hdev) |
4e51eae9 | 1022 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, ENODEV); |
8962ee74 | 1023 | |
8c156c32 | 1024 | hci_dev_lock_bh(hdev); |
8962ee74 JH |
1025 | |
1026 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1027 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENETDOWN); |
8962ee74 JH |
1028 | goto failed; |
1029 | } | |
1030 | ||
4e51eae9 SJ |
1031 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, index)) { |
1032 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, EBUSY); | |
8962ee74 JH |
1033 | goto failed; |
1034 | } | |
1035 | ||
1036 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
365227e5 VCG |
1037 | if (!conn) |
1038 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->bdaddr); | |
1039 | ||
8962ee74 | 1040 | if (!conn) { |
4e51eae9 | 1041 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENOTCONN); |
8962ee74 JH |
1042 | goto failed; |
1043 | } | |
1044 | ||
4e51eae9 | 1045 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, index, data, len); |
366a0336 JH |
1046 | if (!cmd) { |
1047 | err = -ENOMEM; | |
8962ee74 | 1048 | goto failed; |
366a0336 | 1049 | } |
8962ee74 JH |
1050 | |
1051 | put_unaligned_le16(conn->handle, &dc.handle); | |
1052 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
1053 | ||
1054 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1055 | if (err < 0) | |
a664b5bc | 1056 | mgmt_pending_remove(cmd); |
8962ee74 JH |
1057 | |
1058 | failed: | |
8c156c32 | 1059 | hci_dev_unlock_bh(hdev); |
8962ee74 JH |
1060 | hci_dev_put(hdev); |
1061 | ||
1062 | return err; | |
1063 | } | |
1064 | ||
8ce6284e | 1065 | static int get_connections(struct sock *sk, u16 index) |
2784eb41 | 1066 | { |
2784eb41 JH |
1067 | struct mgmt_rp_get_connections *rp; |
1068 | struct hci_dev *hdev; | |
1069 | struct list_head *p; | |
a38528f1 | 1070 | size_t rp_len; |
4e51eae9 | 1071 | u16 count; |
2784eb41 JH |
1072 | int i, err; |
1073 | ||
1074 | BT_DBG(""); | |
1075 | ||
4e51eae9 | 1076 | hdev = hci_dev_get(index); |
2784eb41 | 1077 | if (!hdev) |
4e51eae9 | 1078 | return cmd_status(sk, index, MGMT_OP_GET_CONNECTIONS, ENODEV); |
2784eb41 | 1079 | |
8c156c32 | 1080 | hci_dev_lock_bh(hdev); |
2784eb41 JH |
1081 | |
1082 | count = 0; | |
1083 | list_for_each(p, &hdev->conn_hash.list) { | |
1084 | count++; | |
1085 | } | |
1086 | ||
a38528f1 JH |
1087 | rp_len = sizeof(*rp) + (count * sizeof(bdaddr_t)); |
1088 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
1089 | if (!rp) { | |
2784eb41 JH |
1090 | err = -ENOMEM; |
1091 | goto unlock; | |
1092 | } | |
1093 | ||
2784eb41 JH |
1094 | put_unaligned_le16(count, &rp->conn_count); |
1095 | ||
2784eb41 JH |
1096 | i = 0; |
1097 | list_for_each(p, &hdev->conn_hash.list) { | |
1098 | struct hci_conn *c = list_entry(p, struct hci_conn, list); | |
1099 | ||
1100 | bacpy(&rp->conn[i++], &c->dst); | |
1101 | } | |
1102 | ||
4e51eae9 | 1103 | err = cmd_complete(sk, index, MGMT_OP_GET_CONNECTIONS, rp, rp_len); |
2784eb41 JH |
1104 | |
1105 | unlock: | |
a38528f1 | 1106 | kfree(rp); |
8c156c32 | 1107 | hci_dev_unlock_bh(hdev); |
2784eb41 JH |
1108 | hci_dev_put(hdev); |
1109 | return err; | |
1110 | } | |
1111 | ||
96d97a67 WR |
1112 | static int send_pin_code_neg_reply(struct sock *sk, u16 index, |
1113 | struct hci_dev *hdev, struct mgmt_cp_pin_code_neg_reply *cp) | |
1114 | { | |
1115 | struct pending_cmd *cmd; | |
1116 | int err; | |
1117 | ||
1118 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, index, cp, | |
1119 | sizeof(*cp)); | |
1120 | if (!cmd) | |
1121 | return -ENOMEM; | |
1122 | ||
1123 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, sizeof(cp->bdaddr), | |
1124 | &cp->bdaddr); | |
1125 | if (err < 0) | |
1126 | mgmt_pending_remove(cmd); | |
1127 | ||
1128 | return err; | |
1129 | } | |
1130 | ||
4e51eae9 SJ |
1131 | static int pin_code_reply(struct sock *sk, u16 index, unsigned char *data, |
1132 | u16 len) | |
980e1a53 JH |
1133 | { |
1134 | struct hci_dev *hdev; | |
96d97a67 | 1135 | struct hci_conn *conn; |
980e1a53 | 1136 | struct mgmt_cp_pin_code_reply *cp; |
96d97a67 | 1137 | struct mgmt_cp_pin_code_neg_reply ncp; |
980e1a53 | 1138 | struct hci_cp_pin_code_reply reply; |
366a0336 | 1139 | struct pending_cmd *cmd; |
980e1a53 JH |
1140 | int err; |
1141 | ||
1142 | BT_DBG(""); | |
1143 | ||
1144 | cp = (void *) data; | |
980e1a53 | 1145 | |
bdce7baf SJ |
1146 | if (len != sizeof(*cp)) |
1147 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, EINVAL); | |
1148 | ||
4e51eae9 | 1149 | hdev = hci_dev_get(index); |
980e1a53 | 1150 | if (!hdev) |
4e51eae9 | 1151 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENODEV); |
980e1a53 | 1152 | |
8c156c32 | 1153 | hci_dev_lock_bh(hdev); |
980e1a53 JH |
1154 | |
1155 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1156 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENETDOWN); |
980e1a53 JH |
1157 | goto failed; |
1158 | } | |
1159 | ||
96d97a67 WR |
1160 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); |
1161 | if (!conn) { | |
1162 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENOTCONN); | |
1163 | goto failed; | |
1164 | } | |
1165 | ||
1166 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
1167 | bacpy(&ncp.bdaddr, &cp->bdaddr); | |
1168 | ||
1169 | BT_ERR("PIN code is not 16 bytes long"); | |
1170 | ||
1171 | err = send_pin_code_neg_reply(sk, index, hdev, &ncp); | |
1172 | if (err >= 0) | |
1173 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, | |
1174 | EINVAL); | |
1175 | ||
1176 | goto failed; | |
1177 | } | |
1178 | ||
4e51eae9 | 1179 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, index, data, len); |
366a0336 JH |
1180 | if (!cmd) { |
1181 | err = -ENOMEM; | |
980e1a53 | 1182 | goto failed; |
366a0336 | 1183 | } |
980e1a53 JH |
1184 | |
1185 | bacpy(&reply.bdaddr, &cp->bdaddr); | |
1186 | reply.pin_len = cp->pin_len; | |
24718ca5 | 1187 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
1188 | |
1189 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
1190 | if (err < 0) | |
a664b5bc | 1191 | mgmt_pending_remove(cmd); |
980e1a53 JH |
1192 | |
1193 | failed: | |
8c156c32 | 1194 | hci_dev_unlock_bh(hdev); |
980e1a53 JH |
1195 | hci_dev_put(hdev); |
1196 | ||
1197 | return err; | |
1198 | } | |
1199 | ||
4e51eae9 SJ |
1200 | static int pin_code_neg_reply(struct sock *sk, u16 index, unsigned char *data, |
1201 | u16 len) | |
980e1a53 JH |
1202 | { |
1203 | struct hci_dev *hdev; | |
1204 | struct mgmt_cp_pin_code_neg_reply *cp; | |
980e1a53 JH |
1205 | int err; |
1206 | ||
1207 | BT_DBG(""); | |
1208 | ||
1209 | cp = (void *) data; | |
980e1a53 | 1210 | |
bdce7baf SJ |
1211 | if (len != sizeof(*cp)) |
1212 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, | |
1213 | EINVAL); | |
1214 | ||
4e51eae9 | 1215 | hdev = hci_dev_get(index); |
980e1a53 | 1216 | if (!hdev) |
4e51eae9 SJ |
1217 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1218 | ENODEV); | |
980e1a53 | 1219 | |
8c156c32 | 1220 | hci_dev_lock_bh(hdev); |
980e1a53 JH |
1221 | |
1222 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 SJ |
1223 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1224 | ENETDOWN); | |
980e1a53 JH |
1225 | goto failed; |
1226 | } | |
1227 | ||
96d97a67 | 1228 | err = send_pin_code_neg_reply(sk, index, hdev, cp); |
980e1a53 JH |
1229 | |
1230 | failed: | |
8c156c32 | 1231 | hci_dev_unlock_bh(hdev); |
980e1a53 JH |
1232 | hci_dev_put(hdev); |
1233 | ||
1234 | return err; | |
1235 | } | |
1236 | ||
4e51eae9 SJ |
1237 | static int set_io_capability(struct sock *sk, u16 index, unsigned char *data, |
1238 | u16 len) | |
17fa4b9d JH |
1239 | { |
1240 | struct hci_dev *hdev; | |
1241 | struct mgmt_cp_set_io_capability *cp; | |
17fa4b9d JH |
1242 | |
1243 | BT_DBG(""); | |
1244 | ||
1245 | cp = (void *) data; | |
17fa4b9d | 1246 | |
bdce7baf | 1247 | if (len != sizeof(*cp)) |
b8534e0f | 1248 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, EINVAL); |
bdce7baf | 1249 | |
4e51eae9 | 1250 | hdev = hci_dev_get(index); |
17fa4b9d | 1251 | if (!hdev) |
4e51eae9 | 1252 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, ENODEV); |
17fa4b9d | 1253 | |
8c156c32 | 1254 | hci_dev_lock_bh(hdev); |
17fa4b9d JH |
1255 | |
1256 | hdev->io_capability = cp->io_capability; | |
1257 | ||
1258 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
b8534e0f | 1259 | hdev->io_capability); |
17fa4b9d | 1260 | |
8c156c32 | 1261 | hci_dev_unlock_bh(hdev); |
17fa4b9d JH |
1262 | hci_dev_put(hdev); |
1263 | ||
4e51eae9 | 1264 | return cmd_complete(sk, index, MGMT_OP_SET_IO_CAPABILITY, NULL, 0); |
17fa4b9d JH |
1265 | } |
1266 | ||
e9a416b5 JH |
1267 | static inline struct pending_cmd *find_pairing(struct hci_conn *conn) |
1268 | { | |
1269 | struct hci_dev *hdev = conn->hdev; | |
1270 | struct list_head *p; | |
1271 | ||
1272 | list_for_each(p, &cmd_list) { | |
1273 | struct pending_cmd *cmd; | |
1274 | ||
1275 | cmd = list_entry(p, struct pending_cmd, list); | |
1276 | ||
1277 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) | |
1278 | continue; | |
1279 | ||
1280 | if (cmd->index != hdev->id) | |
1281 | continue; | |
1282 | ||
1283 | if (cmd->user_data != conn) | |
1284 | continue; | |
1285 | ||
1286 | return cmd; | |
1287 | } | |
1288 | ||
1289 | return NULL; | |
1290 | } | |
1291 | ||
1292 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
1293 | { | |
1294 | struct mgmt_rp_pair_device rp; | |
1295 | struct hci_conn *conn = cmd->user_data; | |
1296 | ||
e9a416b5 JH |
1297 | bacpy(&rp.bdaddr, &conn->dst); |
1298 | rp.status = status; | |
1299 | ||
4e51eae9 | 1300 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, &rp, sizeof(rp)); |
e9a416b5 JH |
1301 | |
1302 | /* So we don't get further callbacks for this connection */ | |
1303 | conn->connect_cfm_cb = NULL; | |
1304 | conn->security_cfm_cb = NULL; | |
1305 | conn->disconn_cfm_cb = NULL; | |
1306 | ||
1307 | hci_conn_put(conn); | |
1308 | ||
a664b5bc | 1309 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
1310 | } |
1311 | ||
1312 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) | |
1313 | { | |
1314 | struct pending_cmd *cmd; | |
1315 | ||
1316 | BT_DBG("status %u", status); | |
1317 | ||
1318 | cmd = find_pairing(conn); | |
1319 | if (!cmd) { | |
1320 | BT_DBG("Unable to find a pending command"); | |
1321 | return; | |
1322 | } | |
1323 | ||
1324 | pairing_complete(cmd, status); | |
1325 | } | |
1326 | ||
4e51eae9 | 1327 | static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len) |
e9a416b5 JH |
1328 | { |
1329 | struct hci_dev *hdev; | |
1330 | struct mgmt_cp_pair_device *cp; | |
1331 | struct pending_cmd *cmd; | |
7a512d01 | 1332 | struct adv_entry *entry; |
e9a416b5 JH |
1333 | u8 sec_level, auth_type; |
1334 | struct hci_conn *conn; | |
e9a416b5 JH |
1335 | int err; |
1336 | ||
1337 | BT_DBG(""); | |
1338 | ||
1339 | cp = (void *) data; | |
e9a416b5 | 1340 | |
bdce7baf SJ |
1341 | if (len != sizeof(*cp)) |
1342 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EINVAL); | |
1343 | ||
4e51eae9 | 1344 | hdev = hci_dev_get(index); |
e9a416b5 | 1345 | if (!hdev) |
4e51eae9 | 1346 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, ENODEV); |
e9a416b5 | 1347 | |
8c156c32 | 1348 | hci_dev_lock_bh(hdev); |
e9a416b5 | 1349 | |
c908df36 VCG |
1350 | sec_level = BT_SECURITY_MEDIUM; |
1351 | if (cp->io_cap == 0x03) | |
e9a416b5 | 1352 | auth_type = HCI_AT_DEDICATED_BONDING; |
c908df36 | 1353 | else |
e9a416b5 | 1354 | auth_type = HCI_AT_DEDICATED_BONDING_MITM; |
e9a416b5 | 1355 | |
7a512d01 VCG |
1356 | entry = hci_find_adv_entry(hdev, &cp->bdaddr); |
1357 | if (entry) | |
1358 | conn = hci_connect(hdev, LE_LINK, &cp->bdaddr, sec_level, | |
1359 | auth_type); | |
1360 | else | |
1361 | conn = hci_connect(hdev, ACL_LINK, &cp->bdaddr, sec_level, | |
1362 | auth_type); | |
1363 | ||
30e76272 VT |
1364 | if (IS_ERR(conn)) { |
1365 | err = PTR_ERR(conn); | |
e9a416b5 JH |
1366 | goto unlock; |
1367 | } | |
1368 | ||
1369 | if (conn->connect_cfm_cb) { | |
1370 | hci_conn_put(conn); | |
4e51eae9 | 1371 | err = cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EBUSY); |
e9a416b5 JH |
1372 | goto unlock; |
1373 | } | |
1374 | ||
4e51eae9 | 1375 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, index, data, len); |
e9a416b5 JH |
1376 | if (!cmd) { |
1377 | err = -ENOMEM; | |
1378 | hci_conn_put(conn); | |
1379 | goto unlock; | |
1380 | } | |
1381 | ||
7a512d01 VCG |
1382 | /* For LE, just connecting isn't a proof that the pairing finished */ |
1383 | if (!entry) | |
1384 | conn->connect_cfm_cb = pairing_complete_cb; | |
1385 | ||
e9a416b5 JH |
1386 | conn->security_cfm_cb = pairing_complete_cb; |
1387 | conn->disconn_cfm_cb = pairing_complete_cb; | |
1388 | conn->io_capability = cp->io_cap; | |
1389 | cmd->user_data = conn; | |
1390 | ||
1391 | if (conn->state == BT_CONNECTED && | |
1392 | hci_conn_security(conn, sec_level, auth_type)) | |
1393 | pairing_complete(cmd, 0); | |
1394 | ||
1395 | err = 0; | |
1396 | ||
1397 | unlock: | |
8c156c32 | 1398 | hci_dev_unlock_bh(hdev); |
e9a416b5 JH |
1399 | hci_dev_put(hdev); |
1400 | ||
1401 | return err; | |
1402 | } | |
1403 | ||
4e51eae9 SJ |
1404 | static int user_confirm_reply(struct sock *sk, u16 index, unsigned char *data, |
1405 | u16 len, int success) | |
a5c29683 JH |
1406 | { |
1407 | struct mgmt_cp_user_confirm_reply *cp = (void *) data; | |
4e51eae9 | 1408 | u16 mgmt_op, hci_op; |
a5c29683 JH |
1409 | struct pending_cmd *cmd; |
1410 | struct hci_dev *hdev; | |
1411 | int err; | |
1412 | ||
1413 | BT_DBG(""); | |
1414 | ||
a5c29683 JH |
1415 | if (success) { |
1416 | mgmt_op = MGMT_OP_USER_CONFIRM_REPLY; | |
1417 | hci_op = HCI_OP_USER_CONFIRM_REPLY; | |
1418 | } else { | |
1419 | mgmt_op = MGMT_OP_USER_CONFIRM_NEG_REPLY; | |
1420 | hci_op = HCI_OP_USER_CONFIRM_NEG_REPLY; | |
1421 | } | |
1422 | ||
bdce7baf SJ |
1423 | if (len != sizeof(*cp)) |
1424 | return cmd_status(sk, index, mgmt_op, EINVAL); | |
1425 | ||
4e51eae9 | 1426 | hdev = hci_dev_get(index); |
a5c29683 | 1427 | if (!hdev) |
4e51eae9 | 1428 | return cmd_status(sk, index, mgmt_op, ENODEV); |
a5c29683 | 1429 | |
8c156c32 | 1430 | hci_dev_lock_bh(hdev); |
08ba5382 | 1431 | |
a5c29683 | 1432 | if (!test_bit(HCI_UP, &hdev->flags)) { |
4e51eae9 | 1433 | err = cmd_status(sk, index, mgmt_op, ENETDOWN); |
a5c29683 JH |
1434 | goto failed; |
1435 | } | |
1436 | ||
4e51eae9 | 1437 | cmd = mgmt_pending_add(sk, mgmt_op, index, data, len); |
a5c29683 JH |
1438 | if (!cmd) { |
1439 | err = -ENOMEM; | |
1440 | goto failed; | |
1441 | } | |
1442 | ||
1443 | err = hci_send_cmd(hdev, hci_op, sizeof(cp->bdaddr), &cp->bdaddr); | |
a664b5bc JH |
1444 | if (err < 0) |
1445 | mgmt_pending_remove(cmd); | |
a5c29683 JH |
1446 | |
1447 | failed: | |
8c156c32 | 1448 | hci_dev_unlock_bh(hdev); |
a5c29683 JH |
1449 | hci_dev_put(hdev); |
1450 | ||
1451 | return err; | |
1452 | } | |
1453 | ||
b312b161 JH |
1454 | static int set_local_name(struct sock *sk, u16 index, unsigned char *data, |
1455 | u16 len) | |
1456 | { | |
1457 | struct mgmt_cp_set_local_name *mgmt_cp = (void *) data; | |
1458 | struct hci_cp_write_local_name hci_cp; | |
1459 | struct hci_dev *hdev; | |
1460 | struct pending_cmd *cmd; | |
1461 | int err; | |
1462 | ||
1463 | BT_DBG(""); | |
1464 | ||
1465 | if (len != sizeof(*mgmt_cp)) | |
1466 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, EINVAL); | |
1467 | ||
1468 | hdev = hci_dev_get(index); | |
1469 | if (!hdev) | |
1470 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, ENODEV); | |
1471 | ||
8c156c32 | 1472 | hci_dev_lock_bh(hdev); |
b312b161 JH |
1473 | |
1474 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, index, data, len); | |
1475 | if (!cmd) { | |
1476 | err = -ENOMEM; | |
1477 | goto failed; | |
1478 | } | |
1479 | ||
1480 | memcpy(hci_cp.name, mgmt_cp->name, sizeof(hci_cp.name)); | |
1481 | err = hci_send_cmd(hdev, HCI_OP_WRITE_LOCAL_NAME, sizeof(hci_cp), | |
1482 | &hci_cp); | |
1483 | if (err < 0) | |
1484 | mgmt_pending_remove(cmd); | |
1485 | ||
1486 | failed: | |
8c156c32 | 1487 | hci_dev_unlock_bh(hdev); |
b312b161 JH |
1488 | hci_dev_put(hdev); |
1489 | ||
1490 | return err; | |
1491 | } | |
1492 | ||
c35938b2 SJ |
1493 | static int read_local_oob_data(struct sock *sk, u16 index) |
1494 | { | |
1495 | struct hci_dev *hdev; | |
1496 | struct pending_cmd *cmd; | |
1497 | int err; | |
1498 | ||
1499 | BT_DBG("hci%u", index); | |
1500 | ||
1501 | hdev = hci_dev_get(index); | |
1502 | if (!hdev) | |
1503 | return cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1504 | ENODEV); | |
1505 | ||
8c156c32 | 1506 | hci_dev_lock_bh(hdev); |
c35938b2 SJ |
1507 | |
1508 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
1509 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1510 | ENETDOWN); | |
1511 | goto unlock; | |
1512 | } | |
1513 | ||
1514 | if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) { | |
1515 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1516 | EOPNOTSUPP); | |
1517 | goto unlock; | |
1518 | } | |
1519 | ||
1520 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index)) { | |
1521 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, EBUSY); | |
1522 | goto unlock; | |
1523 | } | |
1524 | ||
1525 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, index, NULL, 0); | |
1526 | if (!cmd) { | |
1527 | err = -ENOMEM; | |
1528 | goto unlock; | |
1529 | } | |
1530 | ||
1531 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
1532 | if (err < 0) | |
1533 | mgmt_pending_remove(cmd); | |
1534 | ||
1535 | unlock: | |
8c156c32 | 1536 | hci_dev_unlock_bh(hdev); |
c35938b2 SJ |
1537 | hci_dev_put(hdev); |
1538 | ||
1539 | return err; | |
1540 | } | |
1541 | ||
2763eda6 SJ |
1542 | static int add_remote_oob_data(struct sock *sk, u16 index, unsigned char *data, |
1543 | u16 len) | |
1544 | { | |
1545 | struct hci_dev *hdev; | |
1546 | struct mgmt_cp_add_remote_oob_data *cp = (void *) data; | |
1547 | int err; | |
1548 | ||
1549 | BT_DBG("hci%u ", index); | |
1550 | ||
1551 | if (len != sizeof(*cp)) | |
1552 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1553 | EINVAL); | |
1554 | ||
1555 | hdev = hci_dev_get(index); | |
1556 | if (!hdev) | |
1557 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1558 | ENODEV); | |
1559 | ||
8c156c32 | 1560 | hci_dev_lock_bh(hdev); |
2763eda6 SJ |
1561 | |
1562 | err = hci_add_remote_oob_data(hdev, &cp->bdaddr, cp->hash, | |
1563 | cp->randomizer); | |
1564 | if (err < 0) | |
1565 | err = cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, -err); | |
1566 | else | |
1567 | err = cmd_complete(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, NULL, | |
1568 | 0); | |
1569 | ||
8c156c32 | 1570 | hci_dev_unlock_bh(hdev); |
2763eda6 SJ |
1571 | hci_dev_put(hdev); |
1572 | ||
1573 | return err; | |
1574 | } | |
1575 | ||
1576 | static int remove_remote_oob_data(struct sock *sk, u16 index, | |
1577 | unsigned char *data, u16 len) | |
1578 | { | |
1579 | struct hci_dev *hdev; | |
1580 | struct mgmt_cp_remove_remote_oob_data *cp = (void *) data; | |
1581 | int err; | |
1582 | ||
1583 | BT_DBG("hci%u ", index); | |
1584 | ||
1585 | if (len != sizeof(*cp)) | |
1586 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1587 | EINVAL); | |
1588 | ||
1589 | hdev = hci_dev_get(index); | |
1590 | if (!hdev) | |
1591 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1592 | ENODEV); | |
1593 | ||
8c156c32 | 1594 | hci_dev_lock_bh(hdev); |
2763eda6 SJ |
1595 | |
1596 | err = hci_remove_remote_oob_data(hdev, &cp->bdaddr); | |
1597 | if (err < 0) | |
1598 | err = cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1599 | -err); | |
1600 | else | |
1601 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1602 | NULL, 0); | |
1603 | ||
8c156c32 | 1604 | hci_dev_unlock_bh(hdev); |
2763eda6 SJ |
1605 | hci_dev_put(hdev); |
1606 | ||
1607 | return err; | |
1608 | } | |
1609 | ||
14a53664 JH |
1610 | static int start_discovery(struct sock *sk, u16 index) |
1611 | { | |
1612 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
1613 | struct hci_cp_inquiry cp; | |
1614 | struct pending_cmd *cmd; | |
1615 | struct hci_dev *hdev; | |
1616 | int err; | |
1617 | ||
1618 | BT_DBG("hci%u", index); | |
1619 | ||
1620 | hdev = hci_dev_get(index); | |
1621 | if (!hdev) | |
1622 | return cmd_status(sk, index, MGMT_OP_START_DISCOVERY, ENODEV); | |
1623 | ||
1624 | hci_dev_lock_bh(hdev); | |
1625 | ||
1626 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, index, NULL, 0); | |
1627 | if (!cmd) { | |
1628 | err = -ENOMEM; | |
1629 | goto failed; | |
1630 | } | |
1631 | ||
1632 | memset(&cp, 0, sizeof(cp)); | |
1633 | memcpy(&cp.lap, lap, 3); | |
1634 | cp.length = 0x08; | |
1635 | cp.num_rsp = 0x00; | |
1636 | ||
1637 | err = hci_send_cmd(hdev, HCI_OP_INQUIRY, sizeof(cp), &cp); | |
1638 | if (err < 0) | |
1639 | mgmt_pending_remove(cmd); | |
1640 | ||
1641 | failed: | |
1642 | hci_dev_unlock_bh(hdev); | |
1643 | hci_dev_put(hdev); | |
1644 | ||
1645 | return err; | |
1646 | } | |
1647 | ||
1648 | static int stop_discovery(struct sock *sk, u16 index) | |
1649 | { | |
1650 | struct hci_dev *hdev; | |
1651 | struct pending_cmd *cmd; | |
1652 | int err; | |
1653 | ||
1654 | BT_DBG("hci%u", index); | |
1655 | ||
1656 | hdev = hci_dev_get(index); | |
1657 | if (!hdev) | |
1658 | return cmd_status(sk, index, MGMT_OP_STOP_DISCOVERY, ENODEV); | |
1659 | ||
1660 | hci_dev_lock_bh(hdev); | |
1661 | ||
1662 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, index, NULL, 0); | |
1663 | if (!cmd) { | |
1664 | err = -ENOMEM; | |
1665 | goto failed; | |
1666 | } | |
1667 | ||
1668 | err = hci_send_cmd(hdev, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
1669 | if (err < 0) | |
1670 | mgmt_pending_remove(cmd); | |
1671 | ||
1672 | failed: | |
1673 | hci_dev_unlock_bh(hdev); | |
1674 | hci_dev_put(hdev); | |
1675 | ||
1676 | return err; | |
1677 | } | |
1678 | ||
7fbec224 AJ |
1679 | static int block_device(struct sock *sk, u16 index, unsigned char *data, |
1680 | u16 len) | |
1681 | { | |
1682 | struct hci_dev *hdev; | |
5e762444 AJ |
1683 | struct pending_cmd *cmd; |
1684 | struct mgmt_cp_block_device *cp = (void *) data; | |
7fbec224 AJ |
1685 | int err; |
1686 | ||
1687 | BT_DBG("hci%u", index); | |
1688 | ||
7fbec224 AJ |
1689 | if (len != sizeof(*cp)) |
1690 | return cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1691 | EINVAL); | |
1692 | ||
1693 | hdev = hci_dev_get(index); | |
1694 | if (!hdev) | |
1695 | return cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1696 | ENODEV); | |
1697 | ||
5e762444 AJ |
1698 | hci_dev_lock_bh(hdev); |
1699 | ||
1700 | cmd = mgmt_pending_add(sk, MGMT_OP_BLOCK_DEVICE, index, NULL, 0); | |
1701 | if (!cmd) { | |
1702 | err = -ENOMEM; | |
1703 | goto failed; | |
1704 | } | |
1705 | ||
7fbec224 AJ |
1706 | err = hci_blacklist_add(hdev, &cp->bdaddr); |
1707 | ||
1708 | if (err < 0) | |
1709 | err = cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, -err); | |
1710 | else | |
1711 | err = cmd_complete(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1712 | NULL, 0); | |
5e762444 AJ |
1713 | |
1714 | mgmt_pending_remove(cmd); | |
1715 | ||
1716 | failed: | |
1717 | hci_dev_unlock_bh(hdev); | |
7fbec224 AJ |
1718 | hci_dev_put(hdev); |
1719 | ||
1720 | return err; | |
1721 | } | |
1722 | ||
1723 | static int unblock_device(struct sock *sk, u16 index, unsigned char *data, | |
1724 | u16 len) | |
1725 | { | |
1726 | struct hci_dev *hdev; | |
5e762444 AJ |
1727 | struct pending_cmd *cmd; |
1728 | struct mgmt_cp_unblock_device *cp = (void *) data; | |
7fbec224 AJ |
1729 | int err; |
1730 | ||
1731 | BT_DBG("hci%u", index); | |
1732 | ||
7fbec224 AJ |
1733 | if (len != sizeof(*cp)) |
1734 | return cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1735 | EINVAL); | |
1736 | ||
1737 | hdev = hci_dev_get(index); | |
1738 | if (!hdev) | |
1739 | return cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1740 | ENODEV); | |
1741 | ||
5e762444 AJ |
1742 | hci_dev_lock_bh(hdev); |
1743 | ||
1744 | cmd = mgmt_pending_add(sk, MGMT_OP_UNBLOCK_DEVICE, index, NULL, 0); | |
1745 | if (!cmd) { | |
1746 | err = -ENOMEM; | |
1747 | goto failed; | |
1748 | } | |
1749 | ||
7fbec224 AJ |
1750 | err = hci_blacklist_del(hdev, &cp->bdaddr); |
1751 | ||
1752 | if (err < 0) | |
1753 | err = cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, -err); | |
1754 | else | |
1755 | err = cmd_complete(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1756 | NULL, 0); | |
5e762444 AJ |
1757 | |
1758 | mgmt_pending_remove(cmd); | |
1759 | ||
1760 | failed: | |
1761 | hci_dev_unlock_bh(hdev); | |
7fbec224 AJ |
1762 | hci_dev_put(hdev); |
1763 | ||
1764 | return err; | |
1765 | } | |
1766 | ||
f6422ec6 AJ |
1767 | static int set_fast_connectable(struct sock *sk, u16 index, |
1768 | unsigned char *data, u16 len) | |
1769 | { | |
1770 | struct hci_dev *hdev; | |
1771 | struct mgmt_cp_set_fast_connectable *cp = (void *) data; | |
1772 | struct hci_cp_write_page_scan_activity acp; | |
1773 | u8 type; | |
1774 | int err; | |
1775 | ||
1776 | BT_DBG("hci%u", index); | |
1777 | ||
1778 | if (len != sizeof(*cp)) | |
1779 | return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1780 | EINVAL); | |
1781 | ||
1782 | hdev = hci_dev_get(index); | |
1783 | if (!hdev) | |
1784 | return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1785 | ENODEV); | |
1786 | ||
1787 | hci_dev_lock(hdev); | |
1788 | ||
1789 | if (cp->enable) { | |
1790 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1791 | acp.interval = 0x0024; /* 22.5 msec page scan interval */ | |
1792 | } else { | |
1793 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1794 | acp.interval = 0x0800; /* default 1.28 sec page scan */ | |
1795 | } | |
1796 | ||
1797 | acp.window = 0x0012; /* default 11.25 msec page scan window */ | |
1798 | ||
1799 | err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1800 | sizeof(acp), &acp); | |
1801 | if (err < 0) { | |
1802 | err = cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1803 | -err); | |
1804 | goto done; | |
1805 | } | |
1806 | ||
1807 | err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
1808 | if (err < 0) { | |
1809 | err = cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1810 | -err); | |
1811 | goto done; | |
1812 | } | |
1813 | ||
1814 | err = cmd_complete(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1815 | NULL, 0); | |
1816 | done: | |
1817 | hci_dev_unlock(hdev); | |
1818 | hci_dev_put(hdev); | |
1819 | ||
1820 | return err; | |
1821 | } | |
1822 | ||
0381101f JH |
1823 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
1824 | { | |
1825 | unsigned char *buf; | |
1826 | struct mgmt_hdr *hdr; | |
4e51eae9 | 1827 | u16 opcode, index, len; |
0381101f JH |
1828 | int err; |
1829 | ||
1830 | BT_DBG("got %zu bytes", msglen); | |
1831 | ||
1832 | if (msglen < sizeof(*hdr)) | |
1833 | return -EINVAL; | |
1834 | ||
e63a15ec | 1835 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
1836 | if (!buf) |
1837 | return -ENOMEM; | |
1838 | ||
1839 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
1840 | err = -EFAULT; | |
1841 | goto done; | |
1842 | } | |
1843 | ||
1844 | hdr = (struct mgmt_hdr *) buf; | |
1845 | opcode = get_unaligned_le16(&hdr->opcode); | |
4e51eae9 | 1846 | index = get_unaligned_le16(&hdr->index); |
0381101f JH |
1847 | len = get_unaligned_le16(&hdr->len); |
1848 | ||
1849 | if (len != msglen - sizeof(*hdr)) { | |
1850 | err = -EINVAL; | |
1851 | goto done; | |
1852 | } | |
1853 | ||
1854 | switch (opcode) { | |
02d98129 JH |
1855 | case MGMT_OP_READ_VERSION: |
1856 | err = read_version(sk); | |
1857 | break; | |
faba42eb JH |
1858 | case MGMT_OP_READ_INDEX_LIST: |
1859 | err = read_index_list(sk); | |
1860 | break; | |
f7b64e69 | 1861 | case MGMT_OP_READ_INFO: |
4e51eae9 | 1862 | err = read_controller_info(sk, index); |
f7b64e69 | 1863 | break; |
eec8d2bc | 1864 | case MGMT_OP_SET_POWERED: |
4e51eae9 | 1865 | err = set_powered(sk, index, buf + sizeof(*hdr), len); |
eec8d2bc | 1866 | break; |
73f22f62 | 1867 | case MGMT_OP_SET_DISCOVERABLE: |
4e51eae9 | 1868 | err = set_discoverable(sk, index, buf + sizeof(*hdr), len); |
73f22f62 | 1869 | break; |
9fbcbb45 | 1870 | case MGMT_OP_SET_CONNECTABLE: |
4e51eae9 | 1871 | err = set_connectable(sk, index, buf + sizeof(*hdr), len); |
9fbcbb45 | 1872 | break; |
c542a06c | 1873 | case MGMT_OP_SET_PAIRABLE: |
4e51eae9 | 1874 | err = set_pairable(sk, index, buf + sizeof(*hdr), len); |
c542a06c | 1875 | break; |
2aeb9a1a | 1876 | case MGMT_OP_ADD_UUID: |
4e51eae9 | 1877 | err = add_uuid(sk, index, buf + sizeof(*hdr), len); |
2aeb9a1a JH |
1878 | break; |
1879 | case MGMT_OP_REMOVE_UUID: | |
4e51eae9 | 1880 | err = remove_uuid(sk, index, buf + sizeof(*hdr), len); |
2aeb9a1a | 1881 | break; |
1aff6f09 | 1882 | case MGMT_OP_SET_DEV_CLASS: |
4e51eae9 | 1883 | err = set_dev_class(sk, index, buf + sizeof(*hdr), len); |
1aff6f09 JH |
1884 | break; |
1885 | case MGMT_OP_SET_SERVICE_CACHE: | |
4e51eae9 | 1886 | err = set_service_cache(sk, index, buf + sizeof(*hdr), len); |
1aff6f09 | 1887 | break; |
55ed8ca1 | 1888 | case MGMT_OP_LOAD_KEYS: |
4e51eae9 | 1889 | err = load_keys(sk, index, buf + sizeof(*hdr), len); |
55ed8ca1 JH |
1890 | break; |
1891 | case MGMT_OP_REMOVE_KEY: | |
4e51eae9 | 1892 | err = remove_key(sk, index, buf + sizeof(*hdr), len); |
55ed8ca1 | 1893 | break; |
8962ee74 | 1894 | case MGMT_OP_DISCONNECT: |
4e51eae9 | 1895 | err = disconnect(sk, index, buf + sizeof(*hdr), len); |
8962ee74 | 1896 | break; |
2784eb41 | 1897 | case MGMT_OP_GET_CONNECTIONS: |
8ce6284e | 1898 | err = get_connections(sk, index); |
2784eb41 | 1899 | break; |
980e1a53 | 1900 | case MGMT_OP_PIN_CODE_REPLY: |
4e51eae9 | 1901 | err = pin_code_reply(sk, index, buf + sizeof(*hdr), len); |
980e1a53 JH |
1902 | break; |
1903 | case MGMT_OP_PIN_CODE_NEG_REPLY: | |
4e51eae9 | 1904 | err = pin_code_neg_reply(sk, index, buf + sizeof(*hdr), len); |
980e1a53 | 1905 | break; |
17fa4b9d | 1906 | case MGMT_OP_SET_IO_CAPABILITY: |
4e51eae9 | 1907 | err = set_io_capability(sk, index, buf + sizeof(*hdr), len); |
17fa4b9d | 1908 | break; |
e9a416b5 | 1909 | case MGMT_OP_PAIR_DEVICE: |
4e51eae9 | 1910 | err = pair_device(sk, index, buf + sizeof(*hdr), len); |
e9a416b5 | 1911 | break; |
a5c29683 | 1912 | case MGMT_OP_USER_CONFIRM_REPLY: |
4e51eae9 | 1913 | err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 1); |
a5c29683 JH |
1914 | break; |
1915 | case MGMT_OP_USER_CONFIRM_NEG_REPLY: | |
4e51eae9 | 1916 | err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 0); |
a5c29683 | 1917 | break; |
b312b161 JH |
1918 | case MGMT_OP_SET_LOCAL_NAME: |
1919 | err = set_local_name(sk, index, buf + sizeof(*hdr), len); | |
1920 | break; | |
c35938b2 SJ |
1921 | case MGMT_OP_READ_LOCAL_OOB_DATA: |
1922 | err = read_local_oob_data(sk, index); | |
1923 | break; | |
2763eda6 SJ |
1924 | case MGMT_OP_ADD_REMOTE_OOB_DATA: |
1925 | err = add_remote_oob_data(sk, index, buf + sizeof(*hdr), len); | |
1926 | break; | |
1927 | case MGMT_OP_REMOVE_REMOTE_OOB_DATA: | |
1928 | err = remove_remote_oob_data(sk, index, buf + sizeof(*hdr), | |
1929 | len); | |
1930 | break; | |
14a53664 JH |
1931 | case MGMT_OP_START_DISCOVERY: |
1932 | err = start_discovery(sk, index); | |
1933 | break; | |
1934 | case MGMT_OP_STOP_DISCOVERY: | |
1935 | err = stop_discovery(sk, index); | |
1936 | break; | |
7fbec224 AJ |
1937 | case MGMT_OP_BLOCK_DEVICE: |
1938 | err = block_device(sk, index, buf + sizeof(*hdr), len); | |
1939 | break; | |
1940 | case MGMT_OP_UNBLOCK_DEVICE: | |
1941 | err = unblock_device(sk, index, buf + sizeof(*hdr), len); | |
1942 | break; | |
f6422ec6 AJ |
1943 | case MGMT_OP_SET_FAST_CONNECTABLE: |
1944 | err = set_fast_connectable(sk, index, buf + sizeof(*hdr), | |
1945 | len); | |
1946 | break; | |
0381101f JH |
1947 | default: |
1948 | BT_DBG("Unknown op %u", opcode); | |
4e51eae9 | 1949 | err = cmd_status(sk, index, opcode, 0x01); |
0381101f JH |
1950 | break; |
1951 | } | |
1952 | ||
e41d8b4e JH |
1953 | if (err < 0) |
1954 | goto done; | |
1955 | ||
0381101f JH |
1956 | err = msglen; |
1957 | ||
1958 | done: | |
1959 | kfree(buf); | |
1960 | return err; | |
1961 | } | |
c71e97bf | 1962 | |
c71e97bf JH |
1963 | int mgmt_index_added(u16 index) |
1964 | { | |
4e51eae9 | 1965 | return mgmt_event(MGMT_EV_INDEX_ADDED, index, NULL, 0, NULL); |
c71e97bf JH |
1966 | } |
1967 | ||
1968 | int mgmt_index_removed(u16 index) | |
1969 | { | |
4e51eae9 | 1970 | return mgmt_event(MGMT_EV_INDEX_REMOVED, index, NULL, 0, NULL); |
eec8d2bc JH |
1971 | } |
1972 | ||
73f22f62 | 1973 | struct cmd_lookup { |
72a734ec | 1974 | u8 val; |
eec8d2bc JH |
1975 | struct sock *sk; |
1976 | }; | |
1977 | ||
72a734ec | 1978 | static void mode_rsp(struct pending_cmd *cmd, void *data) |
eec8d2bc | 1979 | { |
c68fb7ff | 1980 | struct mgmt_mode *cp = cmd->param; |
73f22f62 | 1981 | struct cmd_lookup *match = data; |
eec8d2bc | 1982 | |
72a734ec | 1983 | if (cp->val != match->val) |
eec8d2bc JH |
1984 | return; |
1985 | ||
053f0211 | 1986 | send_mode_rsp(cmd->sk, cmd->opcode, cmd->index, cp->val); |
eec8d2bc JH |
1987 | |
1988 | list_del(&cmd->list); | |
1989 | ||
1990 | if (match->sk == NULL) { | |
1991 | match->sk = cmd->sk; | |
1992 | sock_hold(match->sk); | |
1993 | } | |
1994 | ||
1995 | mgmt_pending_free(cmd); | |
c71e97bf | 1996 | } |
5add6af8 JH |
1997 | |
1998 | int mgmt_powered(u16 index, u8 powered) | |
1999 | { | |
72a734ec | 2000 | struct mgmt_mode ev; |
73f22f62 | 2001 | struct cmd_lookup match = { powered, NULL }; |
eec8d2bc | 2002 | int ret; |
5add6af8 | 2003 | |
72a734ec | 2004 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, index, mode_rsp, &match); |
5add6af8 | 2005 | |
72a734ec | 2006 | ev.val = powered; |
eec8d2bc | 2007 | |
4e51eae9 | 2008 | ret = mgmt_event(MGMT_EV_POWERED, index, &ev, sizeof(ev), match.sk); |
eec8d2bc JH |
2009 | |
2010 | if (match.sk) | |
2011 | sock_put(match.sk); | |
2012 | ||
2013 | return ret; | |
5add6af8 | 2014 | } |
73f22f62 | 2015 | |
73f22f62 JH |
2016 | int mgmt_discoverable(u16 index, u8 discoverable) |
2017 | { | |
72a734ec | 2018 | struct mgmt_mode ev; |
73f22f62 JH |
2019 | struct cmd_lookup match = { discoverable, NULL }; |
2020 | int ret; | |
2021 | ||
b8534e0f | 2022 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, index, mode_rsp, &match); |
72a734ec | 2023 | |
72a734ec | 2024 | ev.val = discoverable; |
73f22f62 | 2025 | |
4e51eae9 SJ |
2026 | ret = mgmt_event(MGMT_EV_DISCOVERABLE, index, &ev, sizeof(ev), |
2027 | match.sk); | |
73f22f62 JH |
2028 | |
2029 | if (match.sk) | |
2030 | sock_put(match.sk); | |
2031 | ||
2032 | return ret; | |
2033 | } | |
9fbcbb45 | 2034 | |
9fbcbb45 JH |
2035 | int mgmt_connectable(u16 index, u8 connectable) |
2036 | { | |
72a734ec | 2037 | struct mgmt_mode ev; |
9fbcbb45 JH |
2038 | struct cmd_lookup match = { connectable, NULL }; |
2039 | int ret; | |
2040 | ||
72a734ec | 2041 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, index, mode_rsp, &match); |
9fbcbb45 | 2042 | |
72a734ec | 2043 | ev.val = connectable; |
9fbcbb45 | 2044 | |
4e51eae9 | 2045 | ret = mgmt_event(MGMT_EV_CONNECTABLE, index, &ev, sizeof(ev), match.sk); |
9fbcbb45 JH |
2046 | |
2047 | if (match.sk) | |
2048 | sock_put(match.sk); | |
2049 | ||
2050 | return ret; | |
2051 | } | |
55ed8ca1 | 2052 | |
4df378a1 | 2053 | int mgmt_new_key(u16 index, struct link_key *key, u8 persistent) |
55ed8ca1 | 2054 | { |
a492cd52 | 2055 | struct mgmt_ev_new_key ev; |
55ed8ca1 | 2056 | |
a492cd52 | 2057 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 2058 | |
a492cd52 VCG |
2059 | ev.store_hint = persistent; |
2060 | bacpy(&ev.key.bdaddr, &key->bdaddr); | |
2061 | ev.key.type = key->type; | |
2062 | memcpy(ev.key.val, key->val, 16); | |
2063 | ev.key.pin_len = key->pin_len; | |
55ed8ca1 | 2064 | |
a492cd52 | 2065 | return mgmt_event(MGMT_EV_NEW_KEY, index, &ev, sizeof(ev), NULL); |
55ed8ca1 | 2066 | } |
f7520543 | 2067 | |
cfafccf7 | 2068 | int mgmt_connected(u16 index, bdaddr_t *bdaddr, u8 link_type) |
f7520543 JH |
2069 | { |
2070 | struct mgmt_ev_connected ev; | |
2071 | ||
f7520543 | 2072 | bacpy(&ev.bdaddr, bdaddr); |
cfafccf7 | 2073 | ev.link_type = link_type; |
f7520543 | 2074 | |
4e51eae9 | 2075 | return mgmt_event(MGMT_EV_CONNECTED, index, &ev, sizeof(ev), NULL); |
f7520543 JH |
2076 | } |
2077 | ||
8962ee74 JH |
2078 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
2079 | { | |
c68fb7ff | 2080 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 2081 | struct sock **sk = data; |
a38528f1 | 2082 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2083 | |
a38528f1 | 2084 | bacpy(&rp.bdaddr, &cp->bdaddr); |
8962ee74 | 2085 | |
4e51eae9 | 2086 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, &rp, sizeof(rp)); |
8962ee74 JH |
2087 | |
2088 | *sk = cmd->sk; | |
2089 | sock_hold(*sk); | |
2090 | ||
a664b5bc | 2091 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2092 | } |
2093 | ||
f7520543 JH |
2094 | int mgmt_disconnected(u16 index, bdaddr_t *bdaddr) |
2095 | { | |
2096 | struct mgmt_ev_disconnected ev; | |
8962ee74 JH |
2097 | struct sock *sk = NULL; |
2098 | int err; | |
2099 | ||
2100 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, index, disconnect_rsp, &sk); | |
f7520543 | 2101 | |
f7520543 JH |
2102 | bacpy(&ev.bdaddr, bdaddr); |
2103 | ||
4e51eae9 | 2104 | err = mgmt_event(MGMT_EV_DISCONNECTED, index, &ev, sizeof(ev), sk); |
8962ee74 JH |
2105 | |
2106 | if (sk) | |
2107 | sock_put(sk); | |
2108 | ||
2109 | return err; | |
2110 | } | |
2111 | ||
2112 | int mgmt_disconnect_failed(u16 index) | |
2113 | { | |
2114 | struct pending_cmd *cmd; | |
2115 | int err; | |
2116 | ||
2117 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, index); | |
2118 | if (!cmd) | |
2119 | return -ENOENT; | |
2120 | ||
4e51eae9 | 2121 | err = cmd_status(cmd->sk, index, MGMT_OP_DISCONNECT, EIO); |
8962ee74 | 2122 | |
a664b5bc | 2123 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2124 | |
2125 | return err; | |
f7520543 | 2126 | } |
17d5c04c JH |
2127 | |
2128 | int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
2129 | { | |
2130 | struct mgmt_ev_connect_failed ev; | |
2131 | ||
17d5c04c JH |
2132 | bacpy(&ev.bdaddr, bdaddr); |
2133 | ev.status = status; | |
2134 | ||
4e51eae9 | 2135 | return mgmt_event(MGMT_EV_CONNECT_FAILED, index, &ev, sizeof(ev), NULL); |
17d5c04c | 2136 | } |
980e1a53 | 2137 | |
a770bb5a | 2138 | int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
2139 | { |
2140 | struct mgmt_ev_pin_code_request ev; | |
2141 | ||
980e1a53 | 2142 | bacpy(&ev.bdaddr, bdaddr); |
a770bb5a | 2143 | ev.secure = secure; |
980e1a53 | 2144 | |
4e51eae9 SJ |
2145 | return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, index, &ev, sizeof(ev), |
2146 | NULL); | |
980e1a53 JH |
2147 | } |
2148 | ||
2149 | int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2150 | { | |
2151 | struct pending_cmd *cmd; | |
ac56fb13 | 2152 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
2153 | int err; |
2154 | ||
2155 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, index); | |
2156 | if (!cmd) | |
2157 | return -ENOENT; | |
2158 | ||
ac56fb13 JH |
2159 | bacpy(&rp.bdaddr, bdaddr); |
2160 | rp.status = status; | |
2161 | ||
4e51eae9 SJ |
2162 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_REPLY, &rp, |
2163 | sizeof(rp)); | |
980e1a53 | 2164 | |
a664b5bc | 2165 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2166 | |
2167 | return err; | |
2168 | } | |
2169 | ||
2170 | int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2171 | { | |
2172 | struct pending_cmd *cmd; | |
ac56fb13 | 2173 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
2174 | int err; |
2175 | ||
2176 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, index); | |
2177 | if (!cmd) | |
2178 | return -ENOENT; | |
2179 | ||
ac56fb13 JH |
2180 | bacpy(&rp.bdaddr, bdaddr); |
2181 | rp.status = status; | |
2182 | ||
4e51eae9 SJ |
2183 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, &rp, |
2184 | sizeof(rp)); | |
980e1a53 | 2185 | |
a664b5bc | 2186 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2187 | |
2188 | return err; | |
2189 | } | |
a5c29683 | 2190 | |
55bc1a37 JH |
2191 | int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value, |
2192 | u8 confirm_hint) | |
a5c29683 JH |
2193 | { |
2194 | struct mgmt_ev_user_confirm_request ev; | |
2195 | ||
2196 | BT_DBG("hci%u", index); | |
2197 | ||
a5c29683 | 2198 | bacpy(&ev.bdaddr, bdaddr); |
55bc1a37 | 2199 | ev.confirm_hint = confirm_hint; |
a5c29683 JH |
2200 | put_unaligned_le32(value, &ev.value); |
2201 | ||
4e51eae9 SJ |
2202 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, index, &ev, sizeof(ev), |
2203 | NULL); | |
a5c29683 JH |
2204 | } |
2205 | ||
2206 | static int confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status, | |
2207 | u8 opcode) | |
2208 | { | |
2209 | struct pending_cmd *cmd; | |
2210 | struct mgmt_rp_user_confirm_reply rp; | |
2211 | int err; | |
2212 | ||
2213 | cmd = mgmt_pending_find(opcode, index); | |
2214 | if (!cmd) | |
2215 | return -ENOENT; | |
2216 | ||
a5c29683 JH |
2217 | bacpy(&rp.bdaddr, bdaddr); |
2218 | rp.status = status; | |
4e51eae9 | 2219 | err = cmd_complete(cmd->sk, index, opcode, &rp, sizeof(rp)); |
a5c29683 | 2220 | |
a664b5bc | 2221 | mgmt_pending_remove(cmd); |
a5c29683 JH |
2222 | |
2223 | return err; | |
2224 | } | |
2225 | ||
2226 | int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2227 | { | |
2228 | return confirm_reply_complete(index, bdaddr, status, | |
2229 | MGMT_OP_USER_CONFIRM_REPLY); | |
2230 | } | |
2231 | ||
b8534e0f | 2232 | int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) |
a5c29683 JH |
2233 | { |
2234 | return confirm_reply_complete(index, bdaddr, status, | |
2235 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
2236 | } | |
2a611692 JH |
2237 | |
2238 | int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
2239 | { | |
2240 | struct mgmt_ev_auth_failed ev; | |
2241 | ||
2a611692 JH |
2242 | bacpy(&ev.bdaddr, bdaddr); |
2243 | ev.status = status; | |
2244 | ||
4e51eae9 | 2245 | return mgmt_event(MGMT_EV_AUTH_FAILED, index, &ev, sizeof(ev), NULL); |
2a611692 | 2246 | } |
b312b161 JH |
2247 | |
2248 | int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status) | |
2249 | { | |
2250 | struct pending_cmd *cmd; | |
80a1e1db | 2251 | struct hci_dev *hdev; |
b312b161 JH |
2252 | struct mgmt_cp_set_local_name ev; |
2253 | int err; | |
2254 | ||
2255 | memset(&ev, 0, sizeof(ev)); | |
2256 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
2257 | ||
2258 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, index); | |
2259 | if (!cmd) | |
2260 | goto send_event; | |
2261 | ||
2262 | if (status) { | |
2263 | err = cmd_status(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, EIO); | |
2264 | goto failed; | |
2265 | } | |
2266 | ||
80a1e1db JH |
2267 | hdev = hci_dev_get(index); |
2268 | if (hdev) { | |
2269 | hci_dev_lock_bh(hdev); | |
2270 | update_eir(hdev); | |
2271 | hci_dev_unlock_bh(hdev); | |
2272 | hci_dev_put(hdev); | |
2273 | } | |
2274 | ||
b312b161 JH |
2275 | err = cmd_complete(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, &ev, |
2276 | sizeof(ev)); | |
2277 | if (err < 0) | |
2278 | goto failed; | |
2279 | ||
2280 | send_event: | |
2281 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, index, &ev, sizeof(ev), | |
2282 | cmd ? cmd->sk : NULL); | |
2283 | ||
2284 | failed: | |
2285 | if (cmd) | |
2286 | mgmt_pending_remove(cmd); | |
2287 | return err; | |
2288 | } | |
c35938b2 SJ |
2289 | |
2290 | int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer, | |
2291 | u8 status) | |
2292 | { | |
2293 | struct pending_cmd *cmd; | |
2294 | int err; | |
2295 | ||
2296 | BT_DBG("hci%u status %u", index, status); | |
2297 | ||
2298 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index); | |
2299 | if (!cmd) | |
2300 | return -ENOENT; | |
2301 | ||
2302 | if (status) { | |
2303 | err = cmd_status(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
2304 | EIO); | |
2305 | } else { | |
2306 | struct mgmt_rp_read_local_oob_data rp; | |
2307 | ||
2308 | memcpy(rp.hash, hash, sizeof(rp.hash)); | |
2309 | memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer)); | |
2310 | ||
2311 | err = cmd_complete(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
2312 | &rp, sizeof(rp)); | |
2313 | } | |
2314 | ||
2315 | mgmt_pending_remove(cmd); | |
2316 | ||
2317 | return err; | |
2318 | } | |
e17acd40 JH |
2319 | |
2320 | int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi, | |
2321 | u8 *eir) | |
2322 | { | |
2323 | struct mgmt_ev_device_found ev; | |
2324 | ||
2325 | memset(&ev, 0, sizeof(ev)); | |
2326 | ||
2327 | bacpy(&ev.bdaddr, bdaddr); | |
e17acd40 JH |
2328 | ev.rssi = rssi; |
2329 | ||
2330 | if (eir) | |
2331 | memcpy(ev.eir, eir, sizeof(ev.eir)); | |
2332 | ||
f8523598 AG |
2333 | if (dev_class) |
2334 | memcpy(ev.dev_class, dev_class, sizeof(ev.dev_class)); | |
2335 | ||
e17acd40 JH |
2336 | return mgmt_event(MGMT_EV_DEVICE_FOUND, index, &ev, sizeof(ev), NULL); |
2337 | } | |
a88a9652 JH |
2338 | |
2339 | int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name) | |
2340 | { | |
2341 | struct mgmt_ev_remote_name ev; | |
2342 | ||
2343 | memset(&ev, 0, sizeof(ev)); | |
2344 | ||
2345 | bacpy(&ev.bdaddr, bdaddr); | |
2346 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
2347 | ||
2348 | return mgmt_event(MGMT_EV_REMOTE_NAME, index, &ev, sizeof(ev), NULL); | |
2349 | } | |
314b2381 JH |
2350 | |
2351 | int mgmt_discovering(u16 index, u8 discovering) | |
2352 | { | |
2353 | return mgmt_event(MGMT_EV_DISCOVERING, index, &discovering, | |
2354 | sizeof(discovering), NULL); | |
2355 | } | |
5e762444 AJ |
2356 | |
2357 | int mgmt_device_blocked(u16 index, bdaddr_t *bdaddr) | |
2358 | { | |
2359 | struct pending_cmd *cmd; | |
2360 | struct mgmt_ev_device_blocked ev; | |
2361 | ||
2362 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, index); | |
2363 | ||
2364 | bacpy(&ev.bdaddr, bdaddr); | |
2365 | ||
2366 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, index, &ev, sizeof(ev), | |
2367 | cmd ? cmd->sk : NULL); | |
2368 | } | |
2369 | ||
2370 | int mgmt_device_unblocked(u16 index, bdaddr_t *bdaddr) | |
2371 | { | |
2372 | struct pending_cmd *cmd; | |
2373 | struct mgmt_ev_device_unblocked ev; | |
2374 | ||
2375 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, index); | |
2376 | ||
2377 | bacpy(&ev.bdaddr, bdaddr); | |
2378 | ||
2379 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, index, &ev, sizeof(ev), | |
2380 | cmd ? cmd->sk : NULL); | |
2381 | } |