Commit | Line | Data |
---|---|---|
0381101f JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
3 | Copyright (C) 2010 Nokia Corporation | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License version 2 as | |
7 | published by the Free Software Foundation; | |
8 | ||
9 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
10 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
11 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
12 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
13 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
14 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
15 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
16 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
17 | ||
18 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
19 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
20 | SOFTWARE IS DISCLAIMED. | |
21 | */ | |
22 | ||
23 | /* Bluetooth HCI Management interface */ | |
24 | ||
72359753 | 25 | #include <linux/uaccess.h> |
0381101f JH |
26 | #include <asm/unaligned.h> |
27 | ||
28 | #include <net/bluetooth/bluetooth.h> | |
29 | #include <net/bluetooth/hci_core.h> | |
30 | #include <net/bluetooth/mgmt.h> | |
31 | ||
02d98129 JH |
32 | #define MGMT_VERSION 0 |
33 | #define MGMT_REVISION 1 | |
34 | ||
2519a1fc AG |
35 | #define INQUIRY_LEN_BREDR 0x08 /* TGAP(100) */ |
36 | ||
eec8d2bc JH |
37 | struct pending_cmd { |
38 | struct list_head list; | |
39 | __u16 opcode; | |
40 | int index; | |
c68fb7ff | 41 | void *param; |
eec8d2bc | 42 | struct sock *sk; |
e9a416b5 | 43 | void *user_data; |
eec8d2bc JH |
44 | }; |
45 | ||
b5ad8b7f | 46 | static LIST_HEAD(cmd_list); |
eec8d2bc | 47 | |
4e51eae9 | 48 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
49 | { |
50 | struct sk_buff *skb; | |
51 | struct mgmt_hdr *hdr; | |
52 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 53 | int err; |
f7b64e69 | 54 | |
34eb525c | 55 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 JH |
56 | |
57 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_ATOMIC); | |
58 | if (!skb) | |
59 | return -ENOMEM; | |
60 | ||
61 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
62 | ||
63 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); | |
4e51eae9 | 64 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
65 | hdr->len = cpu_to_le16(sizeof(*ev)); |
66 | ||
67 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
68 | ev->status = status; | |
69 | put_unaligned_le16(cmd, &ev->opcode); | |
70 | ||
56b7d137 GP |
71 | err = sock_queue_rcv_skb(sk, skb); |
72 | if (err < 0) | |
f7b64e69 JH |
73 | kfree_skb(skb); |
74 | ||
56b7d137 | 75 | return err; |
f7b64e69 JH |
76 | } |
77 | ||
4e51eae9 SJ |
78 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, void *rp, |
79 | size_t rp_len) | |
02d98129 JH |
80 | { |
81 | struct sk_buff *skb; | |
82 | struct mgmt_hdr *hdr; | |
83 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 84 | int err; |
02d98129 JH |
85 | |
86 | BT_DBG("sock %p", sk); | |
87 | ||
a38528f1 | 88 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_ATOMIC); |
02d98129 JH |
89 | if (!skb) |
90 | return -ENOMEM; | |
91 | ||
92 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 93 | |
a38528f1 | 94 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 95 | hdr->index = cpu_to_le16(index); |
a38528f1 | 96 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 97 | |
a38528f1 JH |
98 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
99 | put_unaligned_le16(cmd, &ev->opcode); | |
8020c16a SJ |
100 | |
101 | if (rp) | |
102 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 103 | |
56b7d137 GP |
104 | err = sock_queue_rcv_skb(sk, skb); |
105 | if (err < 0) | |
02d98129 JH |
106 | kfree_skb(skb); |
107 | ||
56b7d137 | 108 | return err;; |
02d98129 JH |
109 | } |
110 | ||
a38528f1 JH |
111 | static int read_version(struct sock *sk) |
112 | { | |
113 | struct mgmt_rp_read_version rp; | |
114 | ||
115 | BT_DBG("sock %p", sk); | |
116 | ||
117 | rp.version = MGMT_VERSION; | |
118 | put_unaligned_le16(MGMT_REVISION, &rp.revision); | |
119 | ||
4e51eae9 SJ |
120 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, &rp, |
121 | sizeof(rp)); | |
a38528f1 JH |
122 | } |
123 | ||
faba42eb JH |
124 | static int read_index_list(struct sock *sk) |
125 | { | |
faba42eb JH |
126 | struct mgmt_rp_read_index_list *rp; |
127 | struct list_head *p; | |
8035ded4 | 128 | struct hci_dev *d; |
a38528f1 | 129 | size_t rp_len; |
faba42eb | 130 | u16 count; |
a38528f1 | 131 | int i, err; |
faba42eb JH |
132 | |
133 | BT_DBG("sock %p", sk); | |
134 | ||
135 | read_lock(&hci_dev_list_lock); | |
136 | ||
137 | count = 0; | |
138 | list_for_each(p, &hci_dev_list) { | |
139 | count++; | |
140 | } | |
141 | ||
a38528f1 JH |
142 | rp_len = sizeof(*rp) + (2 * count); |
143 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
144 | if (!rp) { | |
b2c60d42 | 145 | read_unlock(&hci_dev_list_lock); |
faba42eb | 146 | return -ENOMEM; |
b2c60d42 | 147 | } |
faba42eb | 148 | |
faba42eb JH |
149 | put_unaligned_le16(count, &rp->num_controllers); |
150 | ||
151 | i = 0; | |
8035ded4 | 152 | list_for_each_entry(d, &hci_dev_list, list) { |
3243553f JH |
153 | if (test_and_clear_bit(HCI_AUTO_OFF, &d->flags)) |
154 | cancel_delayed_work_sync(&d->power_off); | |
ab81cbf9 JH |
155 | |
156 | if (test_bit(HCI_SETUP, &d->flags)) | |
157 | continue; | |
158 | ||
faba42eb JH |
159 | put_unaligned_le16(d->id, &rp->index[i++]); |
160 | BT_DBG("Added hci%u", d->id); | |
161 | } | |
162 | ||
163 | read_unlock(&hci_dev_list_lock); | |
164 | ||
4e51eae9 SJ |
165 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, rp, |
166 | rp_len); | |
faba42eb | 167 | |
a38528f1 JH |
168 | kfree(rp); |
169 | ||
170 | return err; | |
faba42eb JH |
171 | } |
172 | ||
4e51eae9 | 173 | static int read_controller_info(struct sock *sk, u16 index) |
0381101f | 174 | { |
a38528f1 | 175 | struct mgmt_rp_read_info rp; |
f7b64e69 | 176 | struct hci_dev *hdev; |
0381101f | 177 | |
4e51eae9 | 178 | BT_DBG("sock %p hci%u", sk, index); |
f7b64e69 | 179 | |
4e51eae9 | 180 | hdev = hci_dev_get(index); |
a38528f1 | 181 | if (!hdev) |
4e51eae9 | 182 | return cmd_status(sk, index, MGMT_OP_READ_INFO, ENODEV); |
f7b64e69 | 183 | |
3243553f JH |
184 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->flags)) |
185 | cancel_delayed_work_sync(&hdev->power_off); | |
ab81cbf9 | 186 | |
8c156c32 | 187 | hci_dev_lock_bh(hdev); |
f7b64e69 | 188 | |
ebc99feb JH |
189 | set_bit(HCI_MGMT, &hdev->flags); |
190 | ||
dc4fe30b JH |
191 | memset(&rp, 0, sizeof(rp)); |
192 | ||
a38528f1 | 193 | rp.type = hdev->dev_type; |
f7b64e69 | 194 | |
a38528f1 JH |
195 | rp.powered = test_bit(HCI_UP, &hdev->flags); |
196 | rp.connectable = test_bit(HCI_PSCAN, &hdev->flags); | |
197 | rp.discoverable = test_bit(HCI_ISCAN, &hdev->flags); | |
198 | rp.pairable = test_bit(HCI_PSCAN, &hdev->flags); | |
f7b64e69 JH |
199 | |
200 | if (test_bit(HCI_AUTH, &hdev->flags)) | |
a38528f1 | 201 | rp.sec_mode = 3; |
f7b64e69 | 202 | else if (hdev->ssp_mode > 0) |
a38528f1 | 203 | rp.sec_mode = 4; |
f7b64e69 | 204 | else |
a38528f1 | 205 | rp.sec_mode = 2; |
f7b64e69 | 206 | |
a38528f1 JH |
207 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
208 | memcpy(rp.features, hdev->features, 8); | |
209 | memcpy(rp.dev_class, hdev->dev_class, 3); | |
210 | put_unaligned_le16(hdev->manufacturer, &rp.manufacturer); | |
211 | rp.hci_ver = hdev->hci_ver; | |
212 | put_unaligned_le16(hdev->hci_rev, &rp.hci_rev); | |
f7b64e69 | 213 | |
dc4fe30b JH |
214 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
215 | ||
8c156c32 | 216 | hci_dev_unlock_bh(hdev); |
f7b64e69 | 217 | hci_dev_put(hdev); |
0381101f | 218 | |
4e51eae9 | 219 | return cmd_complete(sk, index, MGMT_OP_READ_INFO, &rp, sizeof(rp)); |
0381101f JH |
220 | } |
221 | ||
eec8d2bc JH |
222 | static void mgmt_pending_free(struct pending_cmd *cmd) |
223 | { | |
224 | sock_put(cmd->sk); | |
c68fb7ff | 225 | kfree(cmd->param); |
eec8d2bc JH |
226 | kfree(cmd); |
227 | } | |
228 | ||
366a0336 JH |
229 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
230 | u16 index, void *data, u16 len) | |
eec8d2bc JH |
231 | { |
232 | struct pending_cmd *cmd; | |
233 | ||
234 | cmd = kmalloc(sizeof(*cmd), GFP_ATOMIC); | |
235 | if (!cmd) | |
366a0336 | 236 | return NULL; |
eec8d2bc JH |
237 | |
238 | cmd->opcode = opcode; | |
239 | cmd->index = index; | |
240 | ||
c68fb7ff SJ |
241 | cmd->param = kmalloc(len, GFP_ATOMIC); |
242 | if (!cmd->param) { | |
eec8d2bc | 243 | kfree(cmd); |
366a0336 | 244 | return NULL; |
eec8d2bc JH |
245 | } |
246 | ||
8fce6357 SJ |
247 | if (data) |
248 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
249 | |
250 | cmd->sk = sk; | |
251 | sock_hold(sk); | |
252 | ||
253 | list_add(&cmd->list, &cmd_list); | |
254 | ||
366a0336 | 255 | return cmd; |
eec8d2bc JH |
256 | } |
257 | ||
258 | static void mgmt_pending_foreach(u16 opcode, int index, | |
259 | void (*cb)(struct pending_cmd *cmd, void *data), | |
260 | void *data) | |
261 | { | |
262 | struct list_head *p, *n; | |
263 | ||
264 | list_for_each_safe(p, n, &cmd_list) { | |
265 | struct pending_cmd *cmd; | |
266 | ||
267 | cmd = list_entry(p, struct pending_cmd, list); | |
268 | ||
b24752fe | 269 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
270 | continue; |
271 | ||
272 | if (index >= 0 && cmd->index != index) | |
273 | continue; | |
274 | ||
275 | cb(cmd, data); | |
276 | } | |
277 | } | |
278 | ||
279 | static struct pending_cmd *mgmt_pending_find(u16 opcode, int index) | |
280 | { | |
8035ded4 | 281 | struct pending_cmd *cmd; |
eec8d2bc | 282 | |
8035ded4 | 283 | list_for_each_entry(cmd, &cmd_list, list) { |
eec8d2bc JH |
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 | |
3243553f | 342 | queue_work(hdev->workqueue, &hdev->power_off.work); |
eec8d2bc | 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 | { |
16ab91ab | 355 | struct mgmt_cp_set_discoverable *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 | 400 | scan |= SCAN_INQUIRY; |
16ab91ab JH |
401 | else |
402 | cancel_delayed_work_sync(&hdev->discov_off); | |
73f22f62 JH |
403 | |
404 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
405 | if (err < 0) | |
a664b5bc | 406 | mgmt_pending_remove(cmd); |
73f22f62 | 407 | |
16ab91ab JH |
408 | if (cp->val) |
409 | hdev->discov_timeout = get_unaligned_le16(&cp->timeout); | |
410 | ||
73f22f62 | 411 | failed: |
8c156c32 | 412 | hci_dev_unlock_bh(hdev); |
73f22f62 JH |
413 | hci_dev_put(hdev); |
414 | ||
415 | return err; | |
416 | } | |
417 | ||
4e51eae9 SJ |
418 | static int set_connectable(struct sock *sk, u16 index, unsigned char *data, |
419 | u16 len) | |
9fbcbb45 | 420 | { |
72a734ec | 421 | struct mgmt_mode *cp; |
9fbcbb45 | 422 | struct hci_dev *hdev; |
366a0336 | 423 | struct pending_cmd *cmd; |
9fbcbb45 JH |
424 | u8 scan; |
425 | int err; | |
426 | ||
427 | cp = (void *) data; | |
9fbcbb45 | 428 | |
4e51eae9 | 429 | BT_DBG("request for hci%u", index); |
9fbcbb45 | 430 | |
bdce7baf SJ |
431 | if (len != sizeof(*cp)) |
432 | return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EINVAL); | |
433 | ||
4e51eae9 | 434 | hdev = hci_dev_get(index); |
9fbcbb45 | 435 | if (!hdev) |
4e51eae9 | 436 | return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENODEV); |
9fbcbb45 | 437 | |
8c156c32 | 438 | hci_dev_lock_bh(hdev); |
9fbcbb45 JH |
439 | |
440 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 441 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENETDOWN); |
9fbcbb45 JH |
442 | goto failed; |
443 | } | |
444 | ||
4e51eae9 SJ |
445 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) || |
446 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) { | |
447 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EBUSY); | |
9fbcbb45 JH |
448 | goto failed; |
449 | } | |
450 | ||
72a734ec | 451 | if (cp->val == test_bit(HCI_PSCAN, &hdev->flags)) { |
4e51eae9 | 452 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EALREADY); |
9fbcbb45 JH |
453 | goto failed; |
454 | } | |
455 | ||
4e51eae9 | 456 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, index, data, len); |
366a0336 JH |
457 | if (!cmd) { |
458 | err = -ENOMEM; | |
9fbcbb45 | 459 | goto failed; |
366a0336 | 460 | } |
9fbcbb45 | 461 | |
72a734ec | 462 | if (cp->val) |
9fbcbb45 JH |
463 | scan = SCAN_PAGE; |
464 | else | |
465 | scan = 0; | |
466 | ||
467 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
468 | if (err < 0) | |
a664b5bc | 469 | mgmt_pending_remove(cmd); |
9fbcbb45 JH |
470 | |
471 | failed: | |
8c156c32 | 472 | hci_dev_unlock_bh(hdev); |
9fbcbb45 JH |
473 | hci_dev_put(hdev); |
474 | ||
475 | return err; | |
476 | } | |
477 | ||
4e51eae9 SJ |
478 | static int mgmt_event(u16 event, u16 index, void *data, u16 data_len, |
479 | struct sock *skip_sk) | |
c542a06c JH |
480 | { |
481 | struct sk_buff *skb; | |
482 | struct mgmt_hdr *hdr; | |
483 | ||
484 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC); | |
485 | if (!skb) | |
486 | return -ENOMEM; | |
487 | ||
488 | bt_cb(skb)->channel = HCI_CHANNEL_CONTROL; | |
489 | ||
490 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
491 | hdr->opcode = cpu_to_le16(event); | |
4e51eae9 | 492 | hdr->index = cpu_to_le16(index); |
c542a06c JH |
493 | hdr->len = cpu_to_le16(data_len); |
494 | ||
4e51eae9 SJ |
495 | if (data) |
496 | memcpy(skb_put(skb, data_len), data, data_len); | |
c542a06c JH |
497 | |
498 | hci_send_to_sock(NULL, skb, skip_sk); | |
499 | kfree_skb(skb); | |
500 | ||
501 | return 0; | |
502 | } | |
503 | ||
053f0211 JH |
504 | static int send_mode_rsp(struct sock *sk, u16 opcode, u16 index, u8 val) |
505 | { | |
a38528f1 | 506 | struct mgmt_mode rp; |
053f0211 | 507 | |
a38528f1 | 508 | rp.val = val; |
053f0211 | 509 | |
4e51eae9 | 510 | return cmd_complete(sk, index, opcode, &rp, sizeof(rp)); |
053f0211 JH |
511 | } |
512 | ||
4e51eae9 SJ |
513 | static int set_pairable(struct sock *sk, u16 index, unsigned char *data, |
514 | u16 len) | |
c542a06c JH |
515 | { |
516 | struct mgmt_mode *cp, ev; | |
517 | struct hci_dev *hdev; | |
c542a06c JH |
518 | int err; |
519 | ||
520 | cp = (void *) data; | |
c542a06c | 521 | |
4e51eae9 | 522 | BT_DBG("request for hci%u", index); |
c542a06c | 523 | |
bdce7baf SJ |
524 | if (len != sizeof(*cp)) |
525 | return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, EINVAL); | |
526 | ||
4e51eae9 | 527 | hdev = hci_dev_get(index); |
c542a06c | 528 | if (!hdev) |
4e51eae9 | 529 | return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, ENODEV); |
c542a06c | 530 | |
8c156c32 | 531 | hci_dev_lock_bh(hdev); |
c542a06c JH |
532 | |
533 | if (cp->val) | |
534 | set_bit(HCI_PAIRABLE, &hdev->flags); | |
535 | else | |
536 | clear_bit(HCI_PAIRABLE, &hdev->flags); | |
537 | ||
4e51eae9 | 538 | err = send_mode_rsp(sk, MGMT_OP_SET_PAIRABLE, index, cp->val); |
c542a06c JH |
539 | if (err < 0) |
540 | goto failed; | |
541 | ||
c542a06c JH |
542 | ev.val = cp->val; |
543 | ||
4e51eae9 | 544 | err = mgmt_event(MGMT_EV_PAIRABLE, index, &ev, sizeof(ev), sk); |
c542a06c JH |
545 | |
546 | failed: | |
8c156c32 | 547 | hci_dev_unlock_bh(hdev); |
c542a06c JH |
548 | hci_dev_put(hdev); |
549 | ||
550 | return err; | |
551 | } | |
552 | ||
80a1e1db JH |
553 | #define EIR_FLAGS 0x01 /* flags */ |
554 | #define EIR_UUID16_SOME 0x02 /* 16-bit UUID, more available */ | |
555 | #define EIR_UUID16_ALL 0x03 /* 16-bit UUID, all listed */ | |
556 | #define EIR_UUID32_SOME 0x04 /* 32-bit UUID, more available */ | |
557 | #define EIR_UUID32_ALL 0x05 /* 32-bit UUID, all listed */ | |
558 | #define EIR_UUID128_SOME 0x06 /* 128-bit UUID, more available */ | |
559 | #define EIR_UUID128_ALL 0x07 /* 128-bit UUID, all listed */ | |
560 | #define EIR_NAME_SHORT 0x08 /* shortened local name */ | |
561 | #define EIR_NAME_COMPLETE 0x09 /* complete local name */ | |
562 | #define EIR_TX_POWER 0x0A /* transmit power level */ | |
563 | #define EIR_DEVICE_ID 0x10 /* device ID */ | |
564 | ||
565 | #define PNP_INFO_SVCLASS_ID 0x1200 | |
566 | ||
567 | static u8 bluetooth_base_uuid[] = { | |
568 | 0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80, | |
569 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
570 | }; | |
571 | ||
572 | static u16 get_uuid16(u8 *uuid128) | |
573 | { | |
574 | u32 val; | |
575 | int i; | |
576 | ||
577 | for (i = 0; i < 12; i++) { | |
578 | if (bluetooth_base_uuid[i] != uuid128[i]) | |
579 | return 0; | |
580 | } | |
581 | ||
582 | memcpy(&val, &uuid128[12], 4); | |
583 | ||
584 | val = le32_to_cpu(val); | |
585 | if (val > 0xffff) | |
586 | return 0; | |
587 | ||
588 | return (u16) val; | |
589 | } | |
590 | ||
591 | static void create_eir(struct hci_dev *hdev, u8 *data) | |
592 | { | |
593 | u8 *ptr = data; | |
594 | u16 eir_len = 0; | |
595 | u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)]; | |
596 | int i, truncated = 0; | |
8035ded4 | 597 | struct bt_uuid *uuid; |
80a1e1db JH |
598 | size_t name_len; |
599 | ||
600 | name_len = strlen(hdev->dev_name); | |
601 | ||
602 | if (name_len > 0) { | |
603 | /* EIR Data type */ | |
604 | if (name_len > 48) { | |
605 | name_len = 48; | |
606 | ptr[1] = EIR_NAME_SHORT; | |
607 | } else | |
608 | ptr[1] = EIR_NAME_COMPLETE; | |
609 | ||
610 | /* EIR Data length */ | |
611 | ptr[0] = name_len + 1; | |
612 | ||
613 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
614 | ||
615 | eir_len += (name_len + 2); | |
616 | ptr += (name_len + 2); | |
617 | } | |
618 | ||
619 | memset(uuid16_list, 0, sizeof(uuid16_list)); | |
620 | ||
621 | /* Group all UUID16 types */ | |
8035ded4 | 622 | list_for_each_entry(uuid, &hdev->uuids, list) { |
80a1e1db JH |
623 | u16 uuid16; |
624 | ||
625 | uuid16 = get_uuid16(uuid->uuid); | |
626 | if (uuid16 == 0) | |
627 | return; | |
628 | ||
629 | if (uuid16 < 0x1100) | |
630 | continue; | |
631 | ||
632 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
633 | continue; | |
634 | ||
635 | /* Stop if not enough space to put next UUID */ | |
636 | if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) { | |
637 | truncated = 1; | |
638 | break; | |
639 | } | |
640 | ||
641 | /* Check for duplicates */ | |
642 | for (i = 0; uuid16_list[i] != 0; i++) | |
643 | if (uuid16_list[i] == uuid16) | |
644 | break; | |
645 | ||
646 | if (uuid16_list[i] == 0) { | |
647 | uuid16_list[i] = uuid16; | |
648 | eir_len += sizeof(u16); | |
649 | } | |
650 | } | |
651 | ||
652 | if (uuid16_list[0] != 0) { | |
653 | u8 *length = ptr; | |
654 | ||
655 | /* EIR Data type */ | |
656 | ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL; | |
657 | ||
658 | ptr += 2; | |
659 | eir_len += 2; | |
660 | ||
661 | for (i = 0; uuid16_list[i] != 0; i++) { | |
662 | *ptr++ = (uuid16_list[i] & 0x00ff); | |
663 | *ptr++ = (uuid16_list[i] & 0xff00) >> 8; | |
664 | } | |
665 | ||
666 | /* EIR Data length */ | |
667 | *length = (i * sizeof(u16)) + 1; | |
668 | } | |
669 | } | |
670 | ||
671 | static int update_eir(struct hci_dev *hdev) | |
672 | { | |
673 | struct hci_cp_write_eir cp; | |
674 | ||
675 | if (!(hdev->features[6] & LMP_EXT_INQ)) | |
676 | return 0; | |
677 | ||
678 | if (hdev->ssp_mode == 0) | |
679 | return 0; | |
680 | ||
681 | if (test_bit(HCI_SERVICE_CACHE, &hdev->flags)) | |
682 | return 0; | |
683 | ||
684 | memset(&cp, 0, sizeof(cp)); | |
685 | ||
686 | create_eir(hdev, cp.data); | |
687 | ||
688 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
689 | return 0; | |
690 | ||
691 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
692 | ||
693 | return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp); | |
694 | } | |
695 | ||
1aff6f09 JH |
696 | static u8 get_service_classes(struct hci_dev *hdev) |
697 | { | |
12dc0743 | 698 | struct bt_uuid *uuid; |
1aff6f09 JH |
699 | u8 val = 0; |
700 | ||
12dc0743 | 701 | list_for_each_entry(uuid, &hdev->uuids, list) |
1aff6f09 | 702 | val |= uuid->svc_hint; |
1aff6f09 JH |
703 | |
704 | return val; | |
705 | } | |
706 | ||
707 | static int update_class(struct hci_dev *hdev) | |
708 | { | |
709 | u8 cod[3]; | |
710 | ||
711 | BT_DBG("%s", hdev->name); | |
712 | ||
713 | if (test_bit(HCI_SERVICE_CACHE, &hdev->flags)) | |
714 | return 0; | |
715 | ||
716 | cod[0] = hdev->minor_class; | |
717 | cod[1] = hdev->major_class; | |
718 | cod[2] = get_service_classes(hdev); | |
719 | ||
720 | if (memcmp(cod, hdev->dev_class, 3) == 0) | |
721 | return 0; | |
722 | ||
723 | return hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); | |
724 | } | |
725 | ||
4e51eae9 | 726 | static int add_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) |
2aeb9a1a JH |
727 | { |
728 | struct mgmt_cp_add_uuid *cp; | |
729 | struct hci_dev *hdev; | |
730 | struct bt_uuid *uuid; | |
2aeb9a1a JH |
731 | int err; |
732 | ||
733 | cp = (void *) data; | |
2aeb9a1a | 734 | |
4e51eae9 | 735 | BT_DBG("request for hci%u", index); |
2aeb9a1a | 736 | |
bdce7baf SJ |
737 | if (len != sizeof(*cp)) |
738 | return cmd_status(sk, index, MGMT_OP_ADD_UUID, EINVAL); | |
739 | ||
4e51eae9 | 740 | hdev = hci_dev_get(index); |
2aeb9a1a | 741 | if (!hdev) |
4e51eae9 | 742 | return cmd_status(sk, index, MGMT_OP_ADD_UUID, ENODEV); |
2aeb9a1a | 743 | |
8c156c32 | 744 | hci_dev_lock_bh(hdev); |
2aeb9a1a JH |
745 | |
746 | uuid = kmalloc(sizeof(*uuid), GFP_ATOMIC); | |
747 | if (!uuid) { | |
748 | err = -ENOMEM; | |
749 | goto failed; | |
750 | } | |
751 | ||
752 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 753 | uuid->svc_hint = cp->svc_hint; |
2aeb9a1a JH |
754 | |
755 | list_add(&uuid->list, &hdev->uuids); | |
756 | ||
1aff6f09 JH |
757 | err = update_class(hdev); |
758 | if (err < 0) | |
759 | goto failed; | |
760 | ||
80a1e1db JH |
761 | err = update_eir(hdev); |
762 | if (err < 0) | |
763 | goto failed; | |
764 | ||
4e51eae9 | 765 | err = cmd_complete(sk, index, MGMT_OP_ADD_UUID, NULL, 0); |
2aeb9a1a JH |
766 | |
767 | failed: | |
8c156c32 | 768 | hci_dev_unlock_bh(hdev); |
2aeb9a1a JH |
769 | hci_dev_put(hdev); |
770 | ||
771 | return err; | |
772 | } | |
773 | ||
4e51eae9 | 774 | static int remove_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) |
2aeb9a1a JH |
775 | { |
776 | struct list_head *p, *n; | |
779cb850 | 777 | struct mgmt_cp_remove_uuid *cp; |
2aeb9a1a JH |
778 | struct hci_dev *hdev; |
779 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; | |
2aeb9a1a JH |
780 | int err, found; |
781 | ||
782 | cp = (void *) data; | |
2aeb9a1a | 783 | |
4e51eae9 | 784 | BT_DBG("request for hci%u", index); |
2aeb9a1a | 785 | |
bdce7baf SJ |
786 | if (len != sizeof(*cp)) |
787 | return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, EINVAL); | |
788 | ||
4e51eae9 | 789 | hdev = hci_dev_get(index); |
2aeb9a1a | 790 | if (!hdev) |
4e51eae9 | 791 | return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENODEV); |
2aeb9a1a | 792 | |
8c156c32 | 793 | hci_dev_lock_bh(hdev); |
2aeb9a1a JH |
794 | |
795 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { | |
796 | err = hci_uuids_clear(hdev); | |
797 | goto unlock; | |
798 | } | |
799 | ||
800 | found = 0; | |
801 | ||
802 | list_for_each_safe(p, n, &hdev->uuids) { | |
803 | struct bt_uuid *match = list_entry(p, struct bt_uuid, list); | |
804 | ||
805 | if (memcmp(match->uuid, cp->uuid, 16) != 0) | |
806 | continue; | |
807 | ||
808 | list_del(&match->list); | |
809 | found++; | |
810 | } | |
811 | ||
812 | if (found == 0) { | |
4e51eae9 | 813 | err = cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENOENT); |
2aeb9a1a JH |
814 | goto unlock; |
815 | } | |
816 | ||
1aff6f09 JH |
817 | err = update_class(hdev); |
818 | if (err < 0) | |
819 | goto unlock; | |
820 | ||
80a1e1db JH |
821 | err = update_eir(hdev); |
822 | if (err < 0) | |
823 | goto unlock; | |
824 | ||
4e51eae9 | 825 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_UUID, NULL, 0); |
2aeb9a1a JH |
826 | |
827 | unlock: | |
8c156c32 | 828 | hci_dev_unlock_bh(hdev); |
2aeb9a1a JH |
829 | hci_dev_put(hdev); |
830 | ||
831 | return err; | |
832 | } | |
833 | ||
4e51eae9 SJ |
834 | static int set_dev_class(struct sock *sk, u16 index, unsigned char *data, |
835 | u16 len) | |
1aff6f09 JH |
836 | { |
837 | struct hci_dev *hdev; | |
838 | struct mgmt_cp_set_dev_class *cp; | |
1aff6f09 JH |
839 | int err; |
840 | ||
841 | cp = (void *) data; | |
1aff6f09 | 842 | |
4e51eae9 | 843 | BT_DBG("request for hci%u", index); |
1aff6f09 | 844 | |
bdce7baf SJ |
845 | if (len != sizeof(*cp)) |
846 | return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, EINVAL); | |
847 | ||
4e51eae9 | 848 | hdev = hci_dev_get(index); |
1aff6f09 | 849 | if (!hdev) |
4e51eae9 | 850 | return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, ENODEV); |
1aff6f09 | 851 | |
8c156c32 | 852 | hci_dev_lock_bh(hdev); |
1aff6f09 JH |
853 | |
854 | hdev->major_class = cp->major; | |
855 | hdev->minor_class = cp->minor; | |
856 | ||
857 | err = update_class(hdev); | |
858 | ||
859 | if (err == 0) | |
4e51eae9 | 860 | err = cmd_complete(sk, index, MGMT_OP_SET_DEV_CLASS, NULL, 0); |
1aff6f09 | 861 | |
8c156c32 | 862 | hci_dev_unlock_bh(hdev); |
1aff6f09 JH |
863 | hci_dev_put(hdev); |
864 | ||
865 | return err; | |
866 | } | |
867 | ||
4e51eae9 SJ |
868 | static int set_service_cache(struct sock *sk, u16 index, unsigned char *data, |
869 | u16 len) | |
1aff6f09 JH |
870 | { |
871 | struct hci_dev *hdev; | |
872 | struct mgmt_cp_set_service_cache *cp; | |
1aff6f09 JH |
873 | int err; |
874 | ||
875 | cp = (void *) data; | |
1aff6f09 | 876 | |
bdce7baf | 877 | if (len != sizeof(*cp)) |
b8534e0f | 878 | return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, EINVAL); |
bdce7baf | 879 | |
4e51eae9 | 880 | hdev = hci_dev_get(index); |
1aff6f09 | 881 | if (!hdev) |
4e51eae9 | 882 | return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, ENODEV); |
1aff6f09 | 883 | |
8c156c32 | 884 | hci_dev_lock_bh(hdev); |
1aff6f09 | 885 | |
4e51eae9 | 886 | BT_DBG("hci%u enable %d", index, cp->enable); |
1aff6f09 JH |
887 | |
888 | if (cp->enable) { | |
889 | set_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
890 | err = 0; | |
891 | } else { | |
892 | clear_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
893 | err = update_class(hdev); | |
80a1e1db JH |
894 | if (err == 0) |
895 | err = update_eir(hdev); | |
1aff6f09 JH |
896 | } |
897 | ||
898 | if (err == 0) | |
4e51eae9 SJ |
899 | err = cmd_complete(sk, index, MGMT_OP_SET_SERVICE_CACHE, NULL, |
900 | 0); | |
e5b82e58 GP |
901 | else |
902 | cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, -err); | |
903 | ||
1aff6f09 | 904 | |
8c156c32 | 905 | hci_dev_unlock_bh(hdev); |
1aff6f09 JH |
906 | hci_dev_put(hdev); |
907 | ||
908 | return err; | |
909 | } | |
910 | ||
86742e1e JH |
911 | static int load_link_keys(struct sock *sk, u16 index, unsigned char *data, |
912 | u16 len) | |
55ed8ca1 JH |
913 | { |
914 | struct hci_dev *hdev; | |
86742e1e | 915 | struct mgmt_cp_load_link_keys *cp; |
4e51eae9 | 916 | u16 key_count, expected_len; |
a492cd52 | 917 | int i; |
55ed8ca1 JH |
918 | |
919 | cp = (void *) data; | |
bdce7baf SJ |
920 | |
921 | if (len < sizeof(*cp)) | |
86742e1e | 922 | return cmd_status(sk, index, MGMT_OP_LOAD_LINK_KEYS, EINVAL); |
bdce7baf | 923 | |
55ed8ca1 JH |
924 | key_count = get_unaligned_le16(&cp->key_count); |
925 | ||
86742e1e JH |
926 | expected_len = sizeof(*cp) + key_count * |
927 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 928 | if (expected_len != len) { |
86742e1e | 929 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
a492cd52 | 930 | len, expected_len); |
86742e1e | 931 | return cmd_status(sk, index, MGMT_OP_LOAD_LINK_KEYS, EINVAL); |
55ed8ca1 JH |
932 | } |
933 | ||
4e51eae9 | 934 | hdev = hci_dev_get(index); |
55ed8ca1 | 935 | if (!hdev) |
86742e1e | 936 | return cmd_status(sk, index, MGMT_OP_LOAD_LINK_KEYS, ENODEV); |
55ed8ca1 | 937 | |
4e51eae9 | 938 | BT_DBG("hci%u debug_keys %u key_count %u", index, cp->debug_keys, |
55ed8ca1 JH |
939 | key_count); |
940 | ||
8c156c32 | 941 | hci_dev_lock_bh(hdev); |
55ed8ca1 JH |
942 | |
943 | hci_link_keys_clear(hdev); | |
944 | ||
945 | set_bit(HCI_LINK_KEYS, &hdev->flags); | |
946 | ||
947 | if (cp->debug_keys) | |
948 | set_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
949 | else | |
950 | clear_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
951 | ||
a492cd52 | 952 | for (i = 0; i < key_count; i++) { |
86742e1e | 953 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 954 | |
d25e28ab | 955 | hci_add_link_key(hdev, NULL, 0, &key->bdaddr, key->val, key->type, |
55ed8ca1 JH |
956 | key->pin_len); |
957 | } | |
958 | ||
8c156c32 | 959 | hci_dev_unlock_bh(hdev); |
55ed8ca1 JH |
960 | hci_dev_put(hdev); |
961 | ||
a492cd52 | 962 | return 0; |
55ed8ca1 JH |
963 | } |
964 | ||
86742e1e JH |
965 | static int remove_keys(struct sock *sk, u16 index, unsigned char *data, |
966 | u16 len) | |
55ed8ca1 JH |
967 | { |
968 | struct hci_dev *hdev; | |
86742e1e | 969 | struct mgmt_cp_remove_keys *cp; |
55ed8ca1 | 970 | struct hci_conn *conn; |
55ed8ca1 JH |
971 | int err; |
972 | ||
973 | cp = (void *) data; | |
55ed8ca1 | 974 | |
bdce7baf | 975 | if (len != sizeof(*cp)) |
86742e1e | 976 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEYS, EINVAL); |
bdce7baf | 977 | |
4e51eae9 | 978 | hdev = hci_dev_get(index); |
55ed8ca1 | 979 | if (!hdev) |
86742e1e | 980 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEYS, ENODEV); |
55ed8ca1 | 981 | |
8c156c32 | 982 | hci_dev_lock_bh(hdev); |
55ed8ca1 JH |
983 | |
984 | err = hci_remove_link_key(hdev, &cp->bdaddr); | |
985 | if (err < 0) { | |
86742e1e | 986 | err = cmd_status(sk, index, MGMT_OP_REMOVE_KEYS, -err); |
55ed8ca1 JH |
987 | goto unlock; |
988 | } | |
989 | ||
990 | err = 0; | |
991 | ||
992 | if (!test_bit(HCI_UP, &hdev->flags) || !cp->disconnect) | |
993 | goto unlock; | |
994 | ||
995 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
996 | if (conn) { | |
997 | struct hci_cp_disconnect dc; | |
998 | ||
999 | put_unaligned_le16(conn->handle, &dc.handle); | |
1000 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
94ac0272 | 1001 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); |
55ed8ca1 JH |
1002 | } |
1003 | ||
1004 | unlock: | |
8c156c32 | 1005 | hci_dev_unlock_bh(hdev); |
55ed8ca1 JH |
1006 | hci_dev_put(hdev); |
1007 | ||
1008 | return err; | |
1009 | } | |
1010 | ||
4e51eae9 | 1011 | static int disconnect(struct sock *sk, u16 index, unsigned char *data, u16 len) |
8962ee74 JH |
1012 | { |
1013 | struct hci_dev *hdev; | |
1014 | struct mgmt_cp_disconnect *cp; | |
1015 | struct hci_cp_disconnect dc; | |
366a0336 | 1016 | struct pending_cmd *cmd; |
8962ee74 | 1017 | struct hci_conn *conn; |
8962ee74 JH |
1018 | int err; |
1019 | ||
1020 | BT_DBG(""); | |
1021 | ||
1022 | cp = (void *) data; | |
8962ee74 | 1023 | |
bdce7baf SJ |
1024 | if (len != sizeof(*cp)) |
1025 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, EINVAL); | |
1026 | ||
4e51eae9 | 1027 | hdev = hci_dev_get(index); |
8962ee74 | 1028 | if (!hdev) |
4e51eae9 | 1029 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, ENODEV); |
8962ee74 | 1030 | |
8c156c32 | 1031 | hci_dev_lock_bh(hdev); |
8962ee74 JH |
1032 | |
1033 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1034 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENETDOWN); |
8962ee74 JH |
1035 | goto failed; |
1036 | } | |
1037 | ||
4e51eae9 SJ |
1038 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, index)) { |
1039 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, EBUSY); | |
8962ee74 JH |
1040 | goto failed; |
1041 | } | |
1042 | ||
1043 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
365227e5 VCG |
1044 | if (!conn) |
1045 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->bdaddr); | |
1046 | ||
8962ee74 | 1047 | if (!conn) { |
4e51eae9 | 1048 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENOTCONN); |
8962ee74 JH |
1049 | goto failed; |
1050 | } | |
1051 | ||
4e51eae9 | 1052 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, index, data, len); |
366a0336 JH |
1053 | if (!cmd) { |
1054 | err = -ENOMEM; | |
8962ee74 | 1055 | goto failed; |
366a0336 | 1056 | } |
8962ee74 JH |
1057 | |
1058 | put_unaligned_le16(conn->handle, &dc.handle); | |
1059 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
1060 | ||
1061 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1062 | if (err < 0) | |
a664b5bc | 1063 | mgmt_pending_remove(cmd); |
8962ee74 JH |
1064 | |
1065 | failed: | |
8c156c32 | 1066 | hci_dev_unlock_bh(hdev); |
8962ee74 JH |
1067 | hci_dev_put(hdev); |
1068 | ||
1069 | return err; | |
1070 | } | |
1071 | ||
8ce6284e | 1072 | static int get_connections(struct sock *sk, u16 index) |
2784eb41 | 1073 | { |
2784eb41 JH |
1074 | struct mgmt_rp_get_connections *rp; |
1075 | struct hci_dev *hdev; | |
8035ded4 | 1076 | struct hci_conn *c; |
2784eb41 | 1077 | struct list_head *p; |
a38528f1 | 1078 | size_t rp_len; |
4e51eae9 | 1079 | u16 count; |
2784eb41 JH |
1080 | int i, err; |
1081 | ||
1082 | BT_DBG(""); | |
1083 | ||
4e51eae9 | 1084 | hdev = hci_dev_get(index); |
2784eb41 | 1085 | if (!hdev) |
4e51eae9 | 1086 | return cmd_status(sk, index, MGMT_OP_GET_CONNECTIONS, ENODEV); |
2784eb41 | 1087 | |
8c156c32 | 1088 | hci_dev_lock_bh(hdev); |
2784eb41 JH |
1089 | |
1090 | count = 0; | |
1091 | list_for_each(p, &hdev->conn_hash.list) { | |
1092 | count++; | |
1093 | } | |
1094 | ||
a38528f1 JH |
1095 | rp_len = sizeof(*rp) + (count * sizeof(bdaddr_t)); |
1096 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
1097 | if (!rp) { | |
2784eb41 JH |
1098 | err = -ENOMEM; |
1099 | goto unlock; | |
1100 | } | |
1101 | ||
2784eb41 JH |
1102 | put_unaligned_le16(count, &rp->conn_count); |
1103 | ||
2784eb41 | 1104 | i = 0; |
8035ded4 | 1105 | list_for_each_entry(c, &hdev->conn_hash.list, list) |
2784eb41 | 1106 | bacpy(&rp->conn[i++], &c->dst); |
2784eb41 | 1107 | |
4e51eae9 | 1108 | err = cmd_complete(sk, index, MGMT_OP_GET_CONNECTIONS, rp, rp_len); |
2784eb41 JH |
1109 | |
1110 | unlock: | |
a38528f1 | 1111 | kfree(rp); |
8c156c32 | 1112 | hci_dev_unlock_bh(hdev); |
2784eb41 JH |
1113 | hci_dev_put(hdev); |
1114 | return err; | |
1115 | } | |
1116 | ||
96d97a67 WR |
1117 | static int send_pin_code_neg_reply(struct sock *sk, u16 index, |
1118 | struct hci_dev *hdev, struct mgmt_cp_pin_code_neg_reply *cp) | |
1119 | { | |
1120 | struct pending_cmd *cmd; | |
1121 | int err; | |
1122 | ||
1123 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, index, cp, | |
1124 | sizeof(*cp)); | |
1125 | if (!cmd) | |
1126 | return -ENOMEM; | |
1127 | ||
1128 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, sizeof(cp->bdaddr), | |
1129 | &cp->bdaddr); | |
1130 | if (err < 0) | |
1131 | mgmt_pending_remove(cmd); | |
1132 | ||
1133 | return err; | |
1134 | } | |
1135 | ||
4e51eae9 SJ |
1136 | static int pin_code_reply(struct sock *sk, u16 index, unsigned char *data, |
1137 | u16 len) | |
980e1a53 JH |
1138 | { |
1139 | struct hci_dev *hdev; | |
96d97a67 | 1140 | struct hci_conn *conn; |
980e1a53 | 1141 | struct mgmt_cp_pin_code_reply *cp; |
96d97a67 | 1142 | struct mgmt_cp_pin_code_neg_reply ncp; |
980e1a53 | 1143 | struct hci_cp_pin_code_reply reply; |
366a0336 | 1144 | struct pending_cmd *cmd; |
980e1a53 JH |
1145 | int err; |
1146 | ||
1147 | BT_DBG(""); | |
1148 | ||
1149 | cp = (void *) data; | |
980e1a53 | 1150 | |
bdce7baf SJ |
1151 | if (len != sizeof(*cp)) |
1152 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, EINVAL); | |
1153 | ||
4e51eae9 | 1154 | hdev = hci_dev_get(index); |
980e1a53 | 1155 | if (!hdev) |
4e51eae9 | 1156 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENODEV); |
980e1a53 | 1157 | |
8c156c32 | 1158 | hci_dev_lock_bh(hdev); |
980e1a53 JH |
1159 | |
1160 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1161 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENETDOWN); |
980e1a53 JH |
1162 | goto failed; |
1163 | } | |
1164 | ||
96d97a67 WR |
1165 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); |
1166 | if (!conn) { | |
1167 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENOTCONN); | |
1168 | goto failed; | |
1169 | } | |
1170 | ||
1171 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
1172 | bacpy(&ncp.bdaddr, &cp->bdaddr); | |
1173 | ||
1174 | BT_ERR("PIN code is not 16 bytes long"); | |
1175 | ||
1176 | err = send_pin_code_neg_reply(sk, index, hdev, &ncp); | |
1177 | if (err >= 0) | |
1178 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, | |
1179 | EINVAL); | |
1180 | ||
1181 | goto failed; | |
1182 | } | |
1183 | ||
4e51eae9 | 1184 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, index, data, len); |
366a0336 JH |
1185 | if (!cmd) { |
1186 | err = -ENOMEM; | |
980e1a53 | 1187 | goto failed; |
366a0336 | 1188 | } |
980e1a53 JH |
1189 | |
1190 | bacpy(&reply.bdaddr, &cp->bdaddr); | |
1191 | reply.pin_len = cp->pin_len; | |
24718ca5 | 1192 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
1193 | |
1194 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
1195 | if (err < 0) | |
a664b5bc | 1196 | mgmt_pending_remove(cmd); |
980e1a53 JH |
1197 | |
1198 | failed: | |
8c156c32 | 1199 | hci_dev_unlock_bh(hdev); |
980e1a53 JH |
1200 | hci_dev_put(hdev); |
1201 | ||
1202 | return err; | |
1203 | } | |
1204 | ||
4e51eae9 SJ |
1205 | static int pin_code_neg_reply(struct sock *sk, u16 index, unsigned char *data, |
1206 | u16 len) | |
980e1a53 JH |
1207 | { |
1208 | struct hci_dev *hdev; | |
1209 | struct mgmt_cp_pin_code_neg_reply *cp; | |
980e1a53 JH |
1210 | int err; |
1211 | ||
1212 | BT_DBG(""); | |
1213 | ||
1214 | cp = (void *) data; | |
980e1a53 | 1215 | |
bdce7baf SJ |
1216 | if (len != sizeof(*cp)) |
1217 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, | |
1218 | EINVAL); | |
1219 | ||
4e51eae9 | 1220 | hdev = hci_dev_get(index); |
980e1a53 | 1221 | if (!hdev) |
4e51eae9 SJ |
1222 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1223 | ENODEV); | |
980e1a53 | 1224 | |
8c156c32 | 1225 | hci_dev_lock_bh(hdev); |
980e1a53 JH |
1226 | |
1227 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 SJ |
1228 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1229 | ENETDOWN); | |
980e1a53 JH |
1230 | goto failed; |
1231 | } | |
1232 | ||
96d97a67 | 1233 | err = send_pin_code_neg_reply(sk, index, hdev, cp); |
980e1a53 JH |
1234 | |
1235 | failed: | |
8c156c32 | 1236 | hci_dev_unlock_bh(hdev); |
980e1a53 JH |
1237 | hci_dev_put(hdev); |
1238 | ||
1239 | return err; | |
1240 | } | |
1241 | ||
4e51eae9 SJ |
1242 | static int set_io_capability(struct sock *sk, u16 index, unsigned char *data, |
1243 | u16 len) | |
17fa4b9d JH |
1244 | { |
1245 | struct hci_dev *hdev; | |
1246 | struct mgmt_cp_set_io_capability *cp; | |
17fa4b9d JH |
1247 | |
1248 | BT_DBG(""); | |
1249 | ||
1250 | cp = (void *) data; | |
17fa4b9d | 1251 | |
bdce7baf | 1252 | if (len != sizeof(*cp)) |
b8534e0f | 1253 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, EINVAL); |
bdce7baf | 1254 | |
4e51eae9 | 1255 | hdev = hci_dev_get(index); |
17fa4b9d | 1256 | if (!hdev) |
4e51eae9 | 1257 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, ENODEV); |
17fa4b9d | 1258 | |
8c156c32 | 1259 | hci_dev_lock_bh(hdev); |
17fa4b9d JH |
1260 | |
1261 | hdev->io_capability = cp->io_capability; | |
1262 | ||
1263 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
b8534e0f | 1264 | hdev->io_capability); |
17fa4b9d | 1265 | |
8c156c32 | 1266 | hci_dev_unlock_bh(hdev); |
17fa4b9d JH |
1267 | hci_dev_put(hdev); |
1268 | ||
4e51eae9 | 1269 | return cmd_complete(sk, index, MGMT_OP_SET_IO_CAPABILITY, NULL, 0); |
17fa4b9d JH |
1270 | } |
1271 | ||
e9a416b5 JH |
1272 | static inline struct pending_cmd *find_pairing(struct hci_conn *conn) |
1273 | { | |
1274 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 1275 | struct pending_cmd *cmd; |
e9a416b5 | 1276 | |
8035ded4 | 1277 | list_for_each_entry(cmd, &cmd_list, list) { |
e9a416b5 JH |
1278 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
1279 | continue; | |
1280 | ||
1281 | if (cmd->index != hdev->id) | |
1282 | continue; | |
1283 | ||
1284 | if (cmd->user_data != conn) | |
1285 | continue; | |
1286 | ||
1287 | return cmd; | |
1288 | } | |
1289 | ||
1290 | return NULL; | |
1291 | } | |
1292 | ||
1293 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
1294 | { | |
1295 | struct mgmt_rp_pair_device rp; | |
1296 | struct hci_conn *conn = cmd->user_data; | |
1297 | ||
e9a416b5 JH |
1298 | bacpy(&rp.bdaddr, &conn->dst); |
1299 | rp.status = status; | |
1300 | ||
4e51eae9 | 1301 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, &rp, sizeof(rp)); |
e9a416b5 JH |
1302 | |
1303 | /* So we don't get further callbacks for this connection */ | |
1304 | conn->connect_cfm_cb = NULL; | |
1305 | conn->security_cfm_cb = NULL; | |
1306 | conn->disconn_cfm_cb = NULL; | |
1307 | ||
1308 | hci_conn_put(conn); | |
1309 | ||
a664b5bc | 1310 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
1311 | } |
1312 | ||
1313 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) | |
1314 | { | |
1315 | struct pending_cmd *cmd; | |
1316 | ||
1317 | BT_DBG("status %u", status); | |
1318 | ||
1319 | cmd = find_pairing(conn); | |
1320 | if (!cmd) { | |
1321 | BT_DBG("Unable to find a pending command"); | |
1322 | return; | |
1323 | } | |
1324 | ||
1325 | pairing_complete(cmd, status); | |
1326 | } | |
1327 | ||
4e51eae9 | 1328 | static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len) |
e9a416b5 JH |
1329 | { |
1330 | struct hci_dev *hdev; | |
1331 | struct mgmt_cp_pair_device *cp; | |
1332 | struct pending_cmd *cmd; | |
7a512d01 | 1333 | struct adv_entry *entry; |
e9a416b5 JH |
1334 | u8 sec_level, auth_type; |
1335 | struct hci_conn *conn; | |
e9a416b5 JH |
1336 | int err; |
1337 | ||
1338 | BT_DBG(""); | |
1339 | ||
1340 | cp = (void *) data; | |
e9a416b5 | 1341 | |
bdce7baf SJ |
1342 | if (len != sizeof(*cp)) |
1343 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EINVAL); | |
1344 | ||
4e51eae9 | 1345 | hdev = hci_dev_get(index); |
e9a416b5 | 1346 | if (!hdev) |
4e51eae9 | 1347 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, ENODEV); |
e9a416b5 | 1348 | |
8c156c32 | 1349 | hci_dev_lock_bh(hdev); |
e9a416b5 | 1350 | |
c908df36 VCG |
1351 | sec_level = BT_SECURITY_MEDIUM; |
1352 | if (cp->io_cap == 0x03) | |
e9a416b5 | 1353 | auth_type = HCI_AT_DEDICATED_BONDING; |
c908df36 | 1354 | else |
e9a416b5 | 1355 | auth_type = HCI_AT_DEDICATED_BONDING_MITM; |
e9a416b5 | 1356 | |
7a512d01 VCG |
1357 | entry = hci_find_adv_entry(hdev, &cp->bdaddr); |
1358 | if (entry) | |
1359 | conn = hci_connect(hdev, LE_LINK, &cp->bdaddr, sec_level, | |
1360 | auth_type); | |
1361 | else | |
1362 | conn = hci_connect(hdev, ACL_LINK, &cp->bdaddr, sec_level, | |
1363 | auth_type); | |
1364 | ||
30e76272 VT |
1365 | if (IS_ERR(conn)) { |
1366 | err = PTR_ERR(conn); | |
e9a416b5 JH |
1367 | goto unlock; |
1368 | } | |
1369 | ||
1370 | if (conn->connect_cfm_cb) { | |
1371 | hci_conn_put(conn); | |
4e51eae9 | 1372 | err = cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EBUSY); |
e9a416b5 JH |
1373 | goto unlock; |
1374 | } | |
1375 | ||
4e51eae9 | 1376 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, index, data, len); |
e9a416b5 JH |
1377 | if (!cmd) { |
1378 | err = -ENOMEM; | |
1379 | hci_conn_put(conn); | |
1380 | goto unlock; | |
1381 | } | |
1382 | ||
7a512d01 VCG |
1383 | /* For LE, just connecting isn't a proof that the pairing finished */ |
1384 | if (!entry) | |
1385 | conn->connect_cfm_cb = pairing_complete_cb; | |
1386 | ||
e9a416b5 JH |
1387 | conn->security_cfm_cb = pairing_complete_cb; |
1388 | conn->disconn_cfm_cb = pairing_complete_cb; | |
1389 | conn->io_capability = cp->io_cap; | |
1390 | cmd->user_data = conn; | |
1391 | ||
1392 | if (conn->state == BT_CONNECTED && | |
1393 | hci_conn_security(conn, sec_level, auth_type)) | |
1394 | pairing_complete(cmd, 0); | |
1395 | ||
1396 | err = 0; | |
1397 | ||
1398 | unlock: | |
8c156c32 | 1399 | hci_dev_unlock_bh(hdev); |
e9a416b5 JH |
1400 | hci_dev_put(hdev); |
1401 | ||
1402 | return err; | |
1403 | } | |
1404 | ||
4e51eae9 SJ |
1405 | static int user_confirm_reply(struct sock *sk, u16 index, unsigned char *data, |
1406 | u16 len, int success) | |
a5c29683 JH |
1407 | { |
1408 | struct mgmt_cp_user_confirm_reply *cp = (void *) data; | |
4e51eae9 | 1409 | u16 mgmt_op, hci_op; |
a5c29683 JH |
1410 | struct pending_cmd *cmd; |
1411 | struct hci_dev *hdev; | |
1412 | int err; | |
1413 | ||
1414 | BT_DBG(""); | |
1415 | ||
a5c29683 JH |
1416 | if (success) { |
1417 | mgmt_op = MGMT_OP_USER_CONFIRM_REPLY; | |
1418 | hci_op = HCI_OP_USER_CONFIRM_REPLY; | |
1419 | } else { | |
1420 | mgmt_op = MGMT_OP_USER_CONFIRM_NEG_REPLY; | |
1421 | hci_op = HCI_OP_USER_CONFIRM_NEG_REPLY; | |
1422 | } | |
1423 | ||
bdce7baf SJ |
1424 | if (len != sizeof(*cp)) |
1425 | return cmd_status(sk, index, mgmt_op, EINVAL); | |
1426 | ||
4e51eae9 | 1427 | hdev = hci_dev_get(index); |
a5c29683 | 1428 | if (!hdev) |
4e51eae9 | 1429 | return cmd_status(sk, index, mgmt_op, ENODEV); |
a5c29683 | 1430 | |
8c156c32 | 1431 | hci_dev_lock_bh(hdev); |
08ba5382 | 1432 | |
a5c29683 | 1433 | if (!test_bit(HCI_UP, &hdev->flags)) { |
4e51eae9 | 1434 | err = cmd_status(sk, index, mgmt_op, ENETDOWN); |
a5c29683 JH |
1435 | goto failed; |
1436 | } | |
1437 | ||
4e51eae9 | 1438 | cmd = mgmt_pending_add(sk, mgmt_op, index, data, len); |
a5c29683 JH |
1439 | if (!cmd) { |
1440 | err = -ENOMEM; | |
1441 | goto failed; | |
1442 | } | |
1443 | ||
1444 | err = hci_send_cmd(hdev, hci_op, sizeof(cp->bdaddr), &cp->bdaddr); | |
a664b5bc JH |
1445 | if (err < 0) |
1446 | mgmt_pending_remove(cmd); | |
a5c29683 JH |
1447 | |
1448 | failed: | |
8c156c32 | 1449 | hci_dev_unlock_bh(hdev); |
a5c29683 JH |
1450 | hci_dev_put(hdev); |
1451 | ||
1452 | return err; | |
1453 | } | |
1454 | ||
b312b161 JH |
1455 | static int set_local_name(struct sock *sk, u16 index, unsigned char *data, |
1456 | u16 len) | |
1457 | { | |
1458 | struct mgmt_cp_set_local_name *mgmt_cp = (void *) data; | |
1459 | struct hci_cp_write_local_name hci_cp; | |
1460 | struct hci_dev *hdev; | |
1461 | struct pending_cmd *cmd; | |
1462 | int err; | |
1463 | ||
1464 | BT_DBG(""); | |
1465 | ||
1466 | if (len != sizeof(*mgmt_cp)) | |
1467 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, EINVAL); | |
1468 | ||
1469 | hdev = hci_dev_get(index); | |
1470 | if (!hdev) | |
1471 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, ENODEV); | |
1472 | ||
8c156c32 | 1473 | hci_dev_lock_bh(hdev); |
b312b161 JH |
1474 | |
1475 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, index, data, len); | |
1476 | if (!cmd) { | |
1477 | err = -ENOMEM; | |
1478 | goto failed; | |
1479 | } | |
1480 | ||
1481 | memcpy(hci_cp.name, mgmt_cp->name, sizeof(hci_cp.name)); | |
1482 | err = hci_send_cmd(hdev, HCI_OP_WRITE_LOCAL_NAME, sizeof(hci_cp), | |
1483 | &hci_cp); | |
1484 | if (err < 0) | |
1485 | mgmt_pending_remove(cmd); | |
1486 | ||
1487 | failed: | |
8c156c32 | 1488 | hci_dev_unlock_bh(hdev); |
b312b161 JH |
1489 | hci_dev_put(hdev); |
1490 | ||
1491 | return err; | |
1492 | } | |
1493 | ||
c35938b2 SJ |
1494 | static int read_local_oob_data(struct sock *sk, u16 index) |
1495 | { | |
1496 | struct hci_dev *hdev; | |
1497 | struct pending_cmd *cmd; | |
1498 | int err; | |
1499 | ||
1500 | BT_DBG("hci%u", index); | |
1501 | ||
1502 | hdev = hci_dev_get(index); | |
1503 | if (!hdev) | |
1504 | return cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1505 | ENODEV); | |
1506 | ||
8c156c32 | 1507 | hci_dev_lock_bh(hdev); |
c35938b2 SJ |
1508 | |
1509 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
1510 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1511 | ENETDOWN); | |
1512 | goto unlock; | |
1513 | } | |
1514 | ||
1515 | if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) { | |
1516 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1517 | EOPNOTSUPP); | |
1518 | goto unlock; | |
1519 | } | |
1520 | ||
1521 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index)) { | |
1522 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, EBUSY); | |
1523 | goto unlock; | |
1524 | } | |
1525 | ||
1526 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, index, NULL, 0); | |
1527 | if (!cmd) { | |
1528 | err = -ENOMEM; | |
1529 | goto unlock; | |
1530 | } | |
1531 | ||
1532 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
1533 | if (err < 0) | |
1534 | mgmt_pending_remove(cmd); | |
1535 | ||
1536 | unlock: | |
8c156c32 | 1537 | hci_dev_unlock_bh(hdev); |
c35938b2 SJ |
1538 | hci_dev_put(hdev); |
1539 | ||
1540 | return err; | |
1541 | } | |
1542 | ||
2763eda6 SJ |
1543 | static int add_remote_oob_data(struct sock *sk, u16 index, unsigned char *data, |
1544 | u16 len) | |
1545 | { | |
1546 | struct hci_dev *hdev; | |
1547 | struct mgmt_cp_add_remote_oob_data *cp = (void *) data; | |
1548 | int err; | |
1549 | ||
1550 | BT_DBG("hci%u ", index); | |
1551 | ||
1552 | if (len != sizeof(*cp)) | |
1553 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1554 | EINVAL); | |
1555 | ||
1556 | hdev = hci_dev_get(index); | |
1557 | if (!hdev) | |
1558 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1559 | ENODEV); | |
1560 | ||
8c156c32 | 1561 | hci_dev_lock_bh(hdev); |
2763eda6 SJ |
1562 | |
1563 | err = hci_add_remote_oob_data(hdev, &cp->bdaddr, cp->hash, | |
1564 | cp->randomizer); | |
1565 | if (err < 0) | |
1566 | err = cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, -err); | |
1567 | else | |
1568 | err = cmd_complete(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, NULL, | |
1569 | 0); | |
1570 | ||
8c156c32 | 1571 | hci_dev_unlock_bh(hdev); |
2763eda6 SJ |
1572 | hci_dev_put(hdev); |
1573 | ||
1574 | return err; | |
1575 | } | |
1576 | ||
1577 | static int remove_remote_oob_data(struct sock *sk, u16 index, | |
1578 | unsigned char *data, u16 len) | |
1579 | { | |
1580 | struct hci_dev *hdev; | |
1581 | struct mgmt_cp_remove_remote_oob_data *cp = (void *) data; | |
1582 | int err; | |
1583 | ||
1584 | BT_DBG("hci%u ", index); | |
1585 | ||
1586 | if (len != sizeof(*cp)) | |
1587 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1588 | EINVAL); | |
1589 | ||
1590 | hdev = hci_dev_get(index); | |
1591 | if (!hdev) | |
1592 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1593 | ENODEV); | |
1594 | ||
8c156c32 | 1595 | hci_dev_lock_bh(hdev); |
2763eda6 SJ |
1596 | |
1597 | err = hci_remove_remote_oob_data(hdev, &cp->bdaddr); | |
1598 | if (err < 0) | |
1599 | err = cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1600 | -err); | |
1601 | else | |
1602 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1603 | NULL, 0); | |
1604 | ||
8c156c32 | 1605 | hci_dev_unlock_bh(hdev); |
2763eda6 SJ |
1606 | hci_dev_put(hdev); |
1607 | ||
1608 | return err; | |
1609 | } | |
1610 | ||
14a53664 JH |
1611 | static int start_discovery(struct sock *sk, u16 index) |
1612 | { | |
14a53664 JH |
1613 | struct pending_cmd *cmd; |
1614 | struct hci_dev *hdev; | |
1615 | int err; | |
1616 | ||
1617 | BT_DBG("hci%u", index); | |
1618 | ||
1619 | hdev = hci_dev_get(index); | |
1620 | if (!hdev) | |
1621 | return cmd_status(sk, index, MGMT_OP_START_DISCOVERY, ENODEV); | |
1622 | ||
1623 | hci_dev_lock_bh(hdev); | |
1624 | ||
bd2d1334 JH |
1625 | if (!test_bit(HCI_UP, &hdev->flags)) { |
1626 | err = cmd_status(sk, index, MGMT_OP_START_DISCOVERY, ENETDOWN); | |
1627 | goto failed; | |
1628 | } | |
1629 | ||
14a53664 JH |
1630 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, index, NULL, 0); |
1631 | if (!cmd) { | |
1632 | err = -ENOMEM; | |
1633 | goto failed; | |
1634 | } | |
1635 | ||
2519a1fc | 1636 | err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR); |
14a53664 JH |
1637 | if (err < 0) |
1638 | mgmt_pending_remove(cmd); | |
1639 | ||
1640 | failed: | |
1641 | hci_dev_unlock_bh(hdev); | |
1642 | hci_dev_put(hdev); | |
1643 | ||
1644 | return err; | |
1645 | } | |
1646 | ||
1647 | static int stop_discovery(struct sock *sk, u16 index) | |
1648 | { | |
1649 | struct hci_dev *hdev; | |
1650 | struct pending_cmd *cmd; | |
1651 | int err; | |
1652 | ||
1653 | BT_DBG("hci%u", index); | |
1654 | ||
1655 | hdev = hci_dev_get(index); | |
1656 | if (!hdev) | |
1657 | return cmd_status(sk, index, MGMT_OP_STOP_DISCOVERY, ENODEV); | |
1658 | ||
1659 | hci_dev_lock_bh(hdev); | |
1660 | ||
1661 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, index, NULL, 0); | |
1662 | if (!cmd) { | |
1663 | err = -ENOMEM; | |
1664 | goto failed; | |
1665 | } | |
1666 | ||
023d5049 | 1667 | err = hci_cancel_inquiry(hdev); |
14a53664 JH |
1668 | if (err < 0) |
1669 | mgmt_pending_remove(cmd); | |
1670 | ||
1671 | failed: | |
1672 | hci_dev_unlock_bh(hdev); | |
1673 | hci_dev_put(hdev); | |
1674 | ||
1675 | return err; | |
1676 | } | |
1677 | ||
7fbec224 AJ |
1678 | static int block_device(struct sock *sk, u16 index, unsigned char *data, |
1679 | u16 len) | |
1680 | { | |
1681 | struct hci_dev *hdev; | |
5e762444 | 1682 | struct mgmt_cp_block_device *cp = (void *) data; |
7fbec224 AJ |
1683 | int err; |
1684 | ||
1685 | BT_DBG("hci%u", index); | |
1686 | ||
7fbec224 AJ |
1687 | if (len != sizeof(*cp)) |
1688 | return cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1689 | EINVAL); | |
1690 | ||
1691 | hdev = hci_dev_get(index); | |
1692 | if (!hdev) | |
1693 | return cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1694 | ENODEV); | |
1695 | ||
5e762444 AJ |
1696 | hci_dev_lock_bh(hdev); |
1697 | ||
7fbec224 | 1698 | err = hci_blacklist_add(hdev, &cp->bdaddr); |
7fbec224 AJ |
1699 | if (err < 0) |
1700 | err = cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, -err); | |
1701 | else | |
1702 | err = cmd_complete(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1703 | NULL, 0); | |
5e762444 | 1704 | |
5e762444 | 1705 | hci_dev_unlock_bh(hdev); |
7fbec224 AJ |
1706 | hci_dev_put(hdev); |
1707 | ||
1708 | return err; | |
1709 | } | |
1710 | ||
1711 | static int unblock_device(struct sock *sk, u16 index, unsigned char *data, | |
1712 | u16 len) | |
1713 | { | |
1714 | struct hci_dev *hdev; | |
5e762444 | 1715 | struct mgmt_cp_unblock_device *cp = (void *) data; |
7fbec224 AJ |
1716 | int err; |
1717 | ||
1718 | BT_DBG("hci%u", index); | |
1719 | ||
7fbec224 AJ |
1720 | if (len != sizeof(*cp)) |
1721 | return cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1722 | EINVAL); | |
1723 | ||
1724 | hdev = hci_dev_get(index); | |
1725 | if (!hdev) | |
1726 | return cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1727 | ENODEV); | |
1728 | ||
5e762444 AJ |
1729 | hci_dev_lock_bh(hdev); |
1730 | ||
7fbec224 AJ |
1731 | err = hci_blacklist_del(hdev, &cp->bdaddr); |
1732 | ||
1733 | if (err < 0) | |
1734 | err = cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, -err); | |
1735 | else | |
1736 | err = cmd_complete(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1737 | NULL, 0); | |
5e762444 | 1738 | |
5e762444 | 1739 | hci_dev_unlock_bh(hdev); |
7fbec224 AJ |
1740 | hci_dev_put(hdev); |
1741 | ||
1742 | return err; | |
1743 | } | |
1744 | ||
f6422ec6 AJ |
1745 | static int set_fast_connectable(struct sock *sk, u16 index, |
1746 | unsigned char *data, u16 len) | |
1747 | { | |
1748 | struct hci_dev *hdev; | |
1749 | struct mgmt_cp_set_fast_connectable *cp = (void *) data; | |
1750 | struct hci_cp_write_page_scan_activity acp; | |
1751 | u8 type; | |
1752 | int err; | |
1753 | ||
1754 | BT_DBG("hci%u", index); | |
1755 | ||
1756 | if (len != sizeof(*cp)) | |
1757 | return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1758 | EINVAL); | |
1759 | ||
1760 | hdev = hci_dev_get(index); | |
1761 | if (!hdev) | |
1762 | return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1763 | ENODEV); | |
1764 | ||
1765 | hci_dev_lock(hdev); | |
1766 | ||
1767 | if (cp->enable) { | |
1768 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1769 | acp.interval = 0x0024; /* 22.5 msec page scan interval */ | |
1770 | } else { | |
1771 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1772 | acp.interval = 0x0800; /* default 1.28 sec page scan */ | |
1773 | } | |
1774 | ||
1775 | acp.window = 0x0012; /* default 11.25 msec page scan window */ | |
1776 | ||
1777 | err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1778 | sizeof(acp), &acp); | |
1779 | if (err < 0) { | |
1780 | err = cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1781 | -err); | |
1782 | goto done; | |
1783 | } | |
1784 | ||
1785 | err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
1786 | if (err < 0) { | |
1787 | err = cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1788 | -err); | |
1789 | goto done; | |
1790 | } | |
1791 | ||
1792 | err = cmd_complete(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1793 | NULL, 0); | |
1794 | done: | |
1795 | hci_dev_unlock(hdev); | |
1796 | hci_dev_put(hdev); | |
1797 | ||
1798 | return err; | |
1799 | } | |
1800 | ||
0381101f JH |
1801 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
1802 | { | |
1803 | unsigned char *buf; | |
1804 | struct mgmt_hdr *hdr; | |
4e51eae9 | 1805 | u16 opcode, index, len; |
0381101f JH |
1806 | int err; |
1807 | ||
1808 | BT_DBG("got %zu bytes", msglen); | |
1809 | ||
1810 | if (msglen < sizeof(*hdr)) | |
1811 | return -EINVAL; | |
1812 | ||
e63a15ec | 1813 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
1814 | if (!buf) |
1815 | return -ENOMEM; | |
1816 | ||
1817 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
1818 | err = -EFAULT; | |
1819 | goto done; | |
1820 | } | |
1821 | ||
1822 | hdr = (struct mgmt_hdr *) buf; | |
1823 | opcode = get_unaligned_le16(&hdr->opcode); | |
4e51eae9 | 1824 | index = get_unaligned_le16(&hdr->index); |
0381101f JH |
1825 | len = get_unaligned_le16(&hdr->len); |
1826 | ||
1827 | if (len != msglen - sizeof(*hdr)) { | |
1828 | err = -EINVAL; | |
1829 | goto done; | |
1830 | } | |
1831 | ||
1832 | switch (opcode) { | |
02d98129 JH |
1833 | case MGMT_OP_READ_VERSION: |
1834 | err = read_version(sk); | |
1835 | break; | |
faba42eb JH |
1836 | case MGMT_OP_READ_INDEX_LIST: |
1837 | err = read_index_list(sk); | |
1838 | break; | |
f7b64e69 | 1839 | case MGMT_OP_READ_INFO: |
4e51eae9 | 1840 | err = read_controller_info(sk, index); |
f7b64e69 | 1841 | break; |
eec8d2bc | 1842 | case MGMT_OP_SET_POWERED: |
4e51eae9 | 1843 | err = set_powered(sk, index, buf + sizeof(*hdr), len); |
eec8d2bc | 1844 | break; |
73f22f62 | 1845 | case MGMT_OP_SET_DISCOVERABLE: |
4e51eae9 | 1846 | err = set_discoverable(sk, index, buf + sizeof(*hdr), len); |
73f22f62 | 1847 | break; |
9fbcbb45 | 1848 | case MGMT_OP_SET_CONNECTABLE: |
4e51eae9 | 1849 | err = set_connectable(sk, index, buf + sizeof(*hdr), len); |
9fbcbb45 | 1850 | break; |
c542a06c | 1851 | case MGMT_OP_SET_PAIRABLE: |
4e51eae9 | 1852 | err = set_pairable(sk, index, buf + sizeof(*hdr), len); |
c542a06c | 1853 | break; |
2aeb9a1a | 1854 | case MGMT_OP_ADD_UUID: |
4e51eae9 | 1855 | err = add_uuid(sk, index, buf + sizeof(*hdr), len); |
2aeb9a1a JH |
1856 | break; |
1857 | case MGMT_OP_REMOVE_UUID: | |
4e51eae9 | 1858 | err = remove_uuid(sk, index, buf + sizeof(*hdr), len); |
2aeb9a1a | 1859 | break; |
1aff6f09 | 1860 | case MGMT_OP_SET_DEV_CLASS: |
4e51eae9 | 1861 | err = set_dev_class(sk, index, buf + sizeof(*hdr), len); |
1aff6f09 JH |
1862 | break; |
1863 | case MGMT_OP_SET_SERVICE_CACHE: | |
4e51eae9 | 1864 | err = set_service_cache(sk, index, buf + sizeof(*hdr), len); |
1aff6f09 | 1865 | break; |
86742e1e JH |
1866 | case MGMT_OP_LOAD_LINK_KEYS: |
1867 | err = load_link_keys(sk, index, buf + sizeof(*hdr), len); | |
55ed8ca1 | 1868 | break; |
86742e1e JH |
1869 | case MGMT_OP_REMOVE_KEYS: |
1870 | err = remove_keys(sk, index, buf + sizeof(*hdr), len); | |
55ed8ca1 | 1871 | break; |
8962ee74 | 1872 | case MGMT_OP_DISCONNECT: |
4e51eae9 | 1873 | err = disconnect(sk, index, buf + sizeof(*hdr), len); |
8962ee74 | 1874 | break; |
2784eb41 | 1875 | case MGMT_OP_GET_CONNECTIONS: |
8ce6284e | 1876 | err = get_connections(sk, index); |
2784eb41 | 1877 | break; |
980e1a53 | 1878 | case MGMT_OP_PIN_CODE_REPLY: |
4e51eae9 | 1879 | err = pin_code_reply(sk, index, buf + sizeof(*hdr), len); |
980e1a53 JH |
1880 | break; |
1881 | case MGMT_OP_PIN_CODE_NEG_REPLY: | |
4e51eae9 | 1882 | err = pin_code_neg_reply(sk, index, buf + sizeof(*hdr), len); |
980e1a53 | 1883 | break; |
17fa4b9d | 1884 | case MGMT_OP_SET_IO_CAPABILITY: |
4e51eae9 | 1885 | err = set_io_capability(sk, index, buf + sizeof(*hdr), len); |
17fa4b9d | 1886 | break; |
e9a416b5 | 1887 | case MGMT_OP_PAIR_DEVICE: |
4e51eae9 | 1888 | err = pair_device(sk, index, buf + sizeof(*hdr), len); |
e9a416b5 | 1889 | break; |
a5c29683 | 1890 | case MGMT_OP_USER_CONFIRM_REPLY: |
4e51eae9 | 1891 | err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 1); |
a5c29683 JH |
1892 | break; |
1893 | case MGMT_OP_USER_CONFIRM_NEG_REPLY: | |
4e51eae9 | 1894 | err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 0); |
a5c29683 | 1895 | break; |
b312b161 JH |
1896 | case MGMT_OP_SET_LOCAL_NAME: |
1897 | err = set_local_name(sk, index, buf + sizeof(*hdr), len); | |
1898 | break; | |
c35938b2 SJ |
1899 | case MGMT_OP_READ_LOCAL_OOB_DATA: |
1900 | err = read_local_oob_data(sk, index); | |
1901 | break; | |
2763eda6 SJ |
1902 | case MGMT_OP_ADD_REMOTE_OOB_DATA: |
1903 | err = add_remote_oob_data(sk, index, buf + sizeof(*hdr), len); | |
1904 | break; | |
1905 | case MGMT_OP_REMOVE_REMOTE_OOB_DATA: | |
1906 | err = remove_remote_oob_data(sk, index, buf + sizeof(*hdr), | |
1907 | len); | |
1908 | break; | |
14a53664 JH |
1909 | case MGMT_OP_START_DISCOVERY: |
1910 | err = start_discovery(sk, index); | |
1911 | break; | |
1912 | case MGMT_OP_STOP_DISCOVERY: | |
1913 | err = stop_discovery(sk, index); | |
1914 | break; | |
7fbec224 AJ |
1915 | case MGMT_OP_BLOCK_DEVICE: |
1916 | err = block_device(sk, index, buf + sizeof(*hdr), len); | |
1917 | break; | |
1918 | case MGMT_OP_UNBLOCK_DEVICE: | |
1919 | err = unblock_device(sk, index, buf + sizeof(*hdr), len); | |
1920 | break; | |
f6422ec6 AJ |
1921 | case MGMT_OP_SET_FAST_CONNECTABLE: |
1922 | err = set_fast_connectable(sk, index, buf + sizeof(*hdr), | |
1923 | len); | |
1924 | break; | |
0381101f JH |
1925 | default: |
1926 | BT_DBG("Unknown op %u", opcode); | |
4e51eae9 | 1927 | err = cmd_status(sk, index, opcode, 0x01); |
0381101f JH |
1928 | break; |
1929 | } | |
1930 | ||
e41d8b4e JH |
1931 | if (err < 0) |
1932 | goto done; | |
1933 | ||
0381101f JH |
1934 | err = msglen; |
1935 | ||
1936 | done: | |
1937 | kfree(buf); | |
1938 | return err; | |
1939 | } | |
c71e97bf | 1940 | |
b24752fe JH |
1941 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) |
1942 | { | |
1943 | u8 *status = data; | |
1944 | ||
1945 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1946 | mgmt_pending_remove(cmd); | |
1947 | } | |
1948 | ||
c71e97bf JH |
1949 | int mgmt_index_added(u16 index) |
1950 | { | |
4e51eae9 | 1951 | return mgmt_event(MGMT_EV_INDEX_ADDED, index, NULL, 0, NULL); |
c71e97bf JH |
1952 | } |
1953 | ||
1954 | int mgmt_index_removed(u16 index) | |
1955 | { | |
b24752fe JH |
1956 | u8 status = ENODEV; |
1957 | ||
1958 | mgmt_pending_foreach(0, index, cmd_status_rsp, &status); | |
1959 | ||
4e51eae9 | 1960 | return mgmt_event(MGMT_EV_INDEX_REMOVED, index, NULL, 0, NULL); |
eec8d2bc JH |
1961 | } |
1962 | ||
73f22f62 | 1963 | struct cmd_lookup { |
72a734ec | 1964 | u8 val; |
eec8d2bc JH |
1965 | struct sock *sk; |
1966 | }; | |
1967 | ||
72a734ec | 1968 | static void mode_rsp(struct pending_cmd *cmd, void *data) |
eec8d2bc | 1969 | { |
c68fb7ff | 1970 | struct mgmt_mode *cp = cmd->param; |
73f22f62 | 1971 | struct cmd_lookup *match = data; |
eec8d2bc | 1972 | |
72a734ec | 1973 | if (cp->val != match->val) |
eec8d2bc JH |
1974 | return; |
1975 | ||
053f0211 | 1976 | send_mode_rsp(cmd->sk, cmd->opcode, cmd->index, cp->val); |
eec8d2bc JH |
1977 | |
1978 | list_del(&cmd->list); | |
1979 | ||
1980 | if (match->sk == NULL) { | |
1981 | match->sk = cmd->sk; | |
1982 | sock_hold(match->sk); | |
1983 | } | |
1984 | ||
1985 | mgmt_pending_free(cmd); | |
c71e97bf | 1986 | } |
5add6af8 JH |
1987 | |
1988 | int mgmt_powered(u16 index, u8 powered) | |
1989 | { | |
72a734ec | 1990 | struct mgmt_mode ev; |
73f22f62 | 1991 | struct cmd_lookup match = { powered, NULL }; |
eec8d2bc | 1992 | int ret; |
5add6af8 | 1993 | |
72a734ec | 1994 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, index, mode_rsp, &match); |
5add6af8 | 1995 | |
b24752fe JH |
1996 | if (!powered) { |
1997 | u8 status = ENETDOWN; | |
1998 | mgmt_pending_foreach(0, index, cmd_status_rsp, &status); | |
1999 | } | |
2000 | ||
72a734ec | 2001 | ev.val = powered; |
eec8d2bc | 2002 | |
4e51eae9 | 2003 | ret = mgmt_event(MGMT_EV_POWERED, index, &ev, sizeof(ev), match.sk); |
eec8d2bc JH |
2004 | |
2005 | if (match.sk) | |
2006 | sock_put(match.sk); | |
2007 | ||
2008 | return ret; | |
5add6af8 | 2009 | } |
73f22f62 | 2010 | |
73f22f62 JH |
2011 | int mgmt_discoverable(u16 index, u8 discoverable) |
2012 | { | |
72a734ec | 2013 | struct mgmt_mode ev; |
73f22f62 JH |
2014 | struct cmd_lookup match = { discoverable, NULL }; |
2015 | int ret; | |
2016 | ||
b8534e0f | 2017 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, index, mode_rsp, &match); |
72a734ec | 2018 | |
72a734ec | 2019 | ev.val = discoverable; |
73f22f62 | 2020 | |
4e51eae9 SJ |
2021 | ret = mgmt_event(MGMT_EV_DISCOVERABLE, index, &ev, sizeof(ev), |
2022 | match.sk); | |
73f22f62 JH |
2023 | |
2024 | if (match.sk) | |
2025 | sock_put(match.sk); | |
2026 | ||
2027 | return ret; | |
2028 | } | |
9fbcbb45 | 2029 | |
9fbcbb45 JH |
2030 | int mgmt_connectable(u16 index, u8 connectable) |
2031 | { | |
72a734ec | 2032 | struct mgmt_mode ev; |
9fbcbb45 JH |
2033 | struct cmd_lookup match = { connectable, NULL }; |
2034 | int ret; | |
2035 | ||
72a734ec | 2036 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, index, mode_rsp, &match); |
9fbcbb45 | 2037 | |
72a734ec | 2038 | ev.val = connectable; |
9fbcbb45 | 2039 | |
4e51eae9 | 2040 | ret = mgmt_event(MGMT_EV_CONNECTABLE, index, &ev, sizeof(ev), match.sk); |
9fbcbb45 JH |
2041 | |
2042 | if (match.sk) | |
2043 | sock_put(match.sk); | |
2044 | ||
2045 | return ret; | |
2046 | } | |
55ed8ca1 | 2047 | |
2d7cee58 JH |
2048 | int mgmt_write_scan_failed(u16 index, u8 scan, u8 status) |
2049 | { | |
2050 | if (scan & SCAN_PAGE) | |
2051 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, index, | |
2052 | cmd_status_rsp, &status); | |
2053 | ||
2054 | if (scan & SCAN_INQUIRY) | |
2055 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, index, | |
2056 | cmd_status_rsp, &status); | |
2057 | ||
2058 | return 0; | |
2059 | } | |
2060 | ||
86742e1e | 2061 | int mgmt_new_link_key(u16 index, struct link_key *key, u8 persistent) |
55ed8ca1 | 2062 | { |
86742e1e | 2063 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 2064 | |
a492cd52 | 2065 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 2066 | |
a492cd52 VCG |
2067 | ev.store_hint = persistent; |
2068 | bacpy(&ev.key.bdaddr, &key->bdaddr); | |
2069 | ev.key.type = key->type; | |
2070 | memcpy(ev.key.val, key->val, 16); | |
2071 | ev.key.pin_len = key->pin_len; | |
55ed8ca1 | 2072 | |
86742e1e | 2073 | return mgmt_event(MGMT_EV_NEW_LINK_KEY, index, &ev, sizeof(ev), NULL); |
55ed8ca1 | 2074 | } |
f7520543 | 2075 | |
cfafccf7 | 2076 | int mgmt_connected(u16 index, bdaddr_t *bdaddr, u8 link_type) |
f7520543 JH |
2077 | { |
2078 | struct mgmt_ev_connected ev; | |
2079 | ||
f7520543 | 2080 | bacpy(&ev.bdaddr, bdaddr); |
cfafccf7 | 2081 | ev.link_type = link_type; |
f7520543 | 2082 | |
4e51eae9 | 2083 | return mgmt_event(MGMT_EV_CONNECTED, index, &ev, sizeof(ev), NULL); |
f7520543 JH |
2084 | } |
2085 | ||
8962ee74 JH |
2086 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
2087 | { | |
c68fb7ff | 2088 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 2089 | struct sock **sk = data; |
a38528f1 | 2090 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2091 | |
a38528f1 | 2092 | bacpy(&rp.bdaddr, &cp->bdaddr); |
8962ee74 | 2093 | |
4e51eae9 | 2094 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, &rp, sizeof(rp)); |
8962ee74 JH |
2095 | |
2096 | *sk = cmd->sk; | |
2097 | sock_hold(*sk); | |
2098 | ||
a664b5bc | 2099 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2100 | } |
2101 | ||
f7520543 JH |
2102 | int mgmt_disconnected(u16 index, bdaddr_t *bdaddr) |
2103 | { | |
2104 | struct mgmt_ev_disconnected ev; | |
8962ee74 JH |
2105 | struct sock *sk = NULL; |
2106 | int err; | |
2107 | ||
2108 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, index, disconnect_rsp, &sk); | |
f7520543 | 2109 | |
f7520543 JH |
2110 | bacpy(&ev.bdaddr, bdaddr); |
2111 | ||
4e51eae9 | 2112 | err = mgmt_event(MGMT_EV_DISCONNECTED, index, &ev, sizeof(ev), sk); |
8962ee74 JH |
2113 | |
2114 | if (sk) | |
2115 | sock_put(sk); | |
2116 | ||
2117 | return err; | |
2118 | } | |
2119 | ||
2120 | int mgmt_disconnect_failed(u16 index) | |
2121 | { | |
2122 | struct pending_cmd *cmd; | |
2123 | int err; | |
2124 | ||
2125 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, index); | |
2126 | if (!cmd) | |
2127 | return -ENOENT; | |
2128 | ||
4e51eae9 | 2129 | err = cmd_status(cmd->sk, index, MGMT_OP_DISCONNECT, EIO); |
8962ee74 | 2130 | |
a664b5bc | 2131 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2132 | |
2133 | return err; | |
f7520543 | 2134 | } |
17d5c04c JH |
2135 | |
2136 | int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
2137 | { | |
2138 | struct mgmt_ev_connect_failed ev; | |
2139 | ||
17d5c04c JH |
2140 | bacpy(&ev.bdaddr, bdaddr); |
2141 | ev.status = status; | |
2142 | ||
4e51eae9 | 2143 | return mgmt_event(MGMT_EV_CONNECT_FAILED, index, &ev, sizeof(ev), NULL); |
17d5c04c | 2144 | } |
980e1a53 | 2145 | |
a770bb5a | 2146 | int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
2147 | { |
2148 | struct mgmt_ev_pin_code_request ev; | |
2149 | ||
980e1a53 | 2150 | bacpy(&ev.bdaddr, bdaddr); |
a770bb5a | 2151 | ev.secure = secure; |
980e1a53 | 2152 | |
4e51eae9 SJ |
2153 | return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, index, &ev, sizeof(ev), |
2154 | NULL); | |
980e1a53 JH |
2155 | } |
2156 | ||
2157 | int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2158 | { | |
2159 | struct pending_cmd *cmd; | |
ac56fb13 | 2160 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
2161 | int err; |
2162 | ||
2163 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, index); | |
2164 | if (!cmd) | |
2165 | return -ENOENT; | |
2166 | ||
ac56fb13 JH |
2167 | bacpy(&rp.bdaddr, bdaddr); |
2168 | rp.status = status; | |
2169 | ||
4e51eae9 SJ |
2170 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_REPLY, &rp, |
2171 | sizeof(rp)); | |
980e1a53 | 2172 | |
a664b5bc | 2173 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2174 | |
2175 | return err; | |
2176 | } | |
2177 | ||
2178 | int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2179 | { | |
2180 | struct pending_cmd *cmd; | |
ac56fb13 | 2181 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
2182 | int err; |
2183 | ||
2184 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, index); | |
2185 | if (!cmd) | |
2186 | return -ENOENT; | |
2187 | ||
ac56fb13 JH |
2188 | bacpy(&rp.bdaddr, bdaddr); |
2189 | rp.status = status; | |
2190 | ||
4e51eae9 SJ |
2191 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, &rp, |
2192 | sizeof(rp)); | |
980e1a53 | 2193 | |
a664b5bc | 2194 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2195 | |
2196 | return err; | |
2197 | } | |
a5c29683 | 2198 | |
55bc1a37 JH |
2199 | int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value, |
2200 | u8 confirm_hint) | |
a5c29683 JH |
2201 | { |
2202 | struct mgmt_ev_user_confirm_request ev; | |
2203 | ||
2204 | BT_DBG("hci%u", index); | |
2205 | ||
a5c29683 | 2206 | bacpy(&ev.bdaddr, bdaddr); |
55bc1a37 | 2207 | ev.confirm_hint = confirm_hint; |
a5c29683 JH |
2208 | put_unaligned_le32(value, &ev.value); |
2209 | ||
4e51eae9 SJ |
2210 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, index, &ev, sizeof(ev), |
2211 | NULL); | |
a5c29683 JH |
2212 | } |
2213 | ||
2214 | static int confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status, | |
2215 | u8 opcode) | |
2216 | { | |
2217 | struct pending_cmd *cmd; | |
2218 | struct mgmt_rp_user_confirm_reply rp; | |
2219 | int err; | |
2220 | ||
2221 | cmd = mgmt_pending_find(opcode, index); | |
2222 | if (!cmd) | |
2223 | return -ENOENT; | |
2224 | ||
a5c29683 JH |
2225 | bacpy(&rp.bdaddr, bdaddr); |
2226 | rp.status = status; | |
4e51eae9 | 2227 | err = cmd_complete(cmd->sk, index, opcode, &rp, sizeof(rp)); |
a5c29683 | 2228 | |
a664b5bc | 2229 | mgmt_pending_remove(cmd); |
a5c29683 JH |
2230 | |
2231 | return err; | |
2232 | } | |
2233 | ||
2234 | int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2235 | { | |
2236 | return confirm_reply_complete(index, bdaddr, status, | |
2237 | MGMT_OP_USER_CONFIRM_REPLY); | |
2238 | } | |
2239 | ||
b8534e0f | 2240 | int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) |
a5c29683 JH |
2241 | { |
2242 | return confirm_reply_complete(index, bdaddr, status, | |
2243 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
2244 | } | |
2a611692 JH |
2245 | |
2246 | int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
2247 | { | |
2248 | struct mgmt_ev_auth_failed ev; | |
2249 | ||
2a611692 JH |
2250 | bacpy(&ev.bdaddr, bdaddr); |
2251 | ev.status = status; | |
2252 | ||
4e51eae9 | 2253 | return mgmt_event(MGMT_EV_AUTH_FAILED, index, &ev, sizeof(ev), NULL); |
2a611692 | 2254 | } |
b312b161 JH |
2255 | |
2256 | int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status) | |
2257 | { | |
2258 | struct pending_cmd *cmd; | |
80a1e1db | 2259 | struct hci_dev *hdev; |
b312b161 JH |
2260 | struct mgmt_cp_set_local_name ev; |
2261 | int err; | |
2262 | ||
2263 | memset(&ev, 0, sizeof(ev)); | |
2264 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
2265 | ||
2266 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, index); | |
2267 | if (!cmd) | |
2268 | goto send_event; | |
2269 | ||
2270 | if (status) { | |
2271 | err = cmd_status(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, EIO); | |
2272 | goto failed; | |
2273 | } | |
2274 | ||
80a1e1db JH |
2275 | hdev = hci_dev_get(index); |
2276 | if (hdev) { | |
2277 | hci_dev_lock_bh(hdev); | |
2278 | update_eir(hdev); | |
2279 | hci_dev_unlock_bh(hdev); | |
2280 | hci_dev_put(hdev); | |
2281 | } | |
2282 | ||
b312b161 JH |
2283 | err = cmd_complete(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, &ev, |
2284 | sizeof(ev)); | |
2285 | if (err < 0) | |
2286 | goto failed; | |
2287 | ||
2288 | send_event: | |
2289 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, index, &ev, sizeof(ev), | |
2290 | cmd ? cmd->sk : NULL); | |
2291 | ||
2292 | failed: | |
2293 | if (cmd) | |
2294 | mgmt_pending_remove(cmd); | |
2295 | return err; | |
2296 | } | |
c35938b2 SJ |
2297 | |
2298 | int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer, | |
2299 | u8 status) | |
2300 | { | |
2301 | struct pending_cmd *cmd; | |
2302 | int err; | |
2303 | ||
2304 | BT_DBG("hci%u status %u", index, status); | |
2305 | ||
2306 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index); | |
2307 | if (!cmd) | |
2308 | return -ENOENT; | |
2309 | ||
2310 | if (status) { | |
2311 | err = cmd_status(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
2312 | EIO); | |
2313 | } else { | |
2314 | struct mgmt_rp_read_local_oob_data rp; | |
2315 | ||
2316 | memcpy(rp.hash, hash, sizeof(rp.hash)); | |
2317 | memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer)); | |
2318 | ||
2319 | err = cmd_complete(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
2320 | &rp, sizeof(rp)); | |
2321 | } | |
2322 | ||
2323 | mgmt_pending_remove(cmd); | |
2324 | ||
2325 | return err; | |
2326 | } | |
e17acd40 JH |
2327 | |
2328 | int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi, | |
2329 | u8 *eir) | |
2330 | { | |
2331 | struct mgmt_ev_device_found ev; | |
2332 | ||
2333 | memset(&ev, 0, sizeof(ev)); | |
2334 | ||
2335 | bacpy(&ev.bdaddr, bdaddr); | |
e17acd40 JH |
2336 | ev.rssi = rssi; |
2337 | ||
2338 | if (eir) | |
2339 | memcpy(ev.eir, eir, sizeof(ev.eir)); | |
2340 | ||
f8523598 AG |
2341 | if (dev_class) |
2342 | memcpy(ev.dev_class, dev_class, sizeof(ev.dev_class)); | |
2343 | ||
e17acd40 JH |
2344 | return mgmt_event(MGMT_EV_DEVICE_FOUND, index, &ev, sizeof(ev), NULL); |
2345 | } | |
a88a9652 JH |
2346 | |
2347 | int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name) | |
2348 | { | |
2349 | struct mgmt_ev_remote_name ev; | |
2350 | ||
2351 | memset(&ev, 0, sizeof(ev)); | |
2352 | ||
2353 | bacpy(&ev.bdaddr, bdaddr); | |
2354 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
2355 | ||
2356 | return mgmt_event(MGMT_EV_REMOTE_NAME, index, &ev, sizeof(ev), NULL); | |
2357 | } | |
314b2381 | 2358 | |
164a6e78 JH |
2359 | int mgmt_inquiry_failed(u16 index, u8 status) |
2360 | { | |
2361 | struct pending_cmd *cmd; | |
2362 | int err; | |
2363 | ||
2364 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, index); | |
2365 | if (!cmd) | |
2366 | return -ENOENT; | |
2367 | ||
2368 | err = cmd_status(cmd->sk, index, cmd->opcode, status); | |
2369 | mgmt_pending_remove(cmd); | |
2370 | ||
2371 | return err; | |
2372 | } | |
2373 | ||
314b2381 JH |
2374 | int mgmt_discovering(u16 index, u8 discovering) |
2375 | { | |
164a6e78 JH |
2376 | struct pending_cmd *cmd; |
2377 | ||
2378 | if (discovering) | |
2379 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, index); | |
2380 | else | |
2381 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, index); | |
2382 | ||
2383 | if (cmd != NULL) { | |
2384 | cmd_complete(cmd->sk, index, cmd->opcode, NULL, 0); | |
2385 | mgmt_pending_remove(cmd); | |
2386 | } | |
2387 | ||
314b2381 JH |
2388 | return mgmt_event(MGMT_EV_DISCOVERING, index, &discovering, |
2389 | sizeof(discovering), NULL); | |
2390 | } | |
5e762444 AJ |
2391 | |
2392 | int mgmt_device_blocked(u16 index, bdaddr_t *bdaddr) | |
2393 | { | |
2394 | struct pending_cmd *cmd; | |
2395 | struct mgmt_ev_device_blocked ev; | |
2396 | ||
2397 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, index); | |
2398 | ||
2399 | bacpy(&ev.bdaddr, bdaddr); | |
2400 | ||
2401 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, index, &ev, sizeof(ev), | |
2402 | cmd ? cmd->sk : NULL); | |
2403 | } | |
2404 | ||
2405 | int mgmt_device_unblocked(u16 index, bdaddr_t *bdaddr) | |
2406 | { | |
2407 | struct pending_cmd *cmd; | |
2408 | struct mgmt_ev_device_unblocked ev; | |
2409 | ||
2410 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, index); | |
2411 | ||
2412 | bacpy(&ev.bdaddr, bdaddr); | |
2413 | ||
2414 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, index, &ev, sizeof(ev), | |
2415 | cmd ? cmd->sk : NULL); | |
2416 | } |