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 | ||
4e51eae9 | 911 | static int load_keys(struct sock *sk, u16 index, unsigned char *data, u16 len) |
55ed8ca1 JH |
912 | { |
913 | struct hci_dev *hdev; | |
914 | struct mgmt_cp_load_keys *cp; | |
4e51eae9 | 915 | u16 key_count, expected_len; |
a492cd52 | 916 | int i; |
55ed8ca1 JH |
917 | |
918 | cp = (void *) data; | |
bdce7baf SJ |
919 | |
920 | if (len < sizeof(*cp)) | |
b7059136 | 921 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, EINVAL); |
bdce7baf | 922 | |
55ed8ca1 JH |
923 | key_count = get_unaligned_le16(&cp->key_count); |
924 | ||
925 | expected_len = sizeof(*cp) + key_count * sizeof(struct mgmt_key_info); | |
a492cd52 VCG |
926 | if (expected_len != len) { |
927 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
928 | len, expected_len); | |
b7059136 | 929 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, EINVAL); |
55ed8ca1 JH |
930 | } |
931 | ||
4e51eae9 | 932 | hdev = hci_dev_get(index); |
55ed8ca1 | 933 | if (!hdev) |
4e51eae9 | 934 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, ENODEV); |
55ed8ca1 | 935 | |
4e51eae9 | 936 | BT_DBG("hci%u debug_keys %u key_count %u", index, cp->debug_keys, |
55ed8ca1 JH |
937 | key_count); |
938 | ||
8c156c32 | 939 | hci_dev_lock_bh(hdev); |
55ed8ca1 JH |
940 | |
941 | hci_link_keys_clear(hdev); | |
942 | ||
943 | set_bit(HCI_LINK_KEYS, &hdev->flags); | |
944 | ||
945 | if (cp->debug_keys) | |
946 | set_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
947 | else | |
948 | clear_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
949 | ||
a492cd52 VCG |
950 | for (i = 0; i < key_count; i++) { |
951 | struct mgmt_key_info *key = &cp->keys[i]; | |
55ed8ca1 | 952 | |
d25e28ab | 953 | hci_add_link_key(hdev, NULL, 0, &key->bdaddr, key->val, key->type, |
55ed8ca1 JH |
954 | key->pin_len); |
955 | } | |
956 | ||
8c156c32 | 957 | hci_dev_unlock_bh(hdev); |
55ed8ca1 JH |
958 | hci_dev_put(hdev); |
959 | ||
a492cd52 | 960 | return 0; |
55ed8ca1 JH |
961 | } |
962 | ||
4e51eae9 | 963 | static int remove_key(struct sock *sk, u16 index, unsigned char *data, u16 len) |
55ed8ca1 JH |
964 | { |
965 | struct hci_dev *hdev; | |
966 | struct mgmt_cp_remove_key *cp; | |
967 | struct hci_conn *conn; | |
55ed8ca1 JH |
968 | int err; |
969 | ||
970 | cp = (void *) data; | |
55ed8ca1 | 971 | |
bdce7baf SJ |
972 | if (len != sizeof(*cp)) |
973 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, EINVAL); | |
974 | ||
4e51eae9 | 975 | hdev = hci_dev_get(index); |
55ed8ca1 | 976 | if (!hdev) |
4e51eae9 | 977 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, ENODEV); |
55ed8ca1 | 978 | |
8c156c32 | 979 | hci_dev_lock_bh(hdev); |
55ed8ca1 JH |
980 | |
981 | err = hci_remove_link_key(hdev, &cp->bdaddr); | |
982 | if (err < 0) { | |
4e51eae9 | 983 | err = cmd_status(sk, index, MGMT_OP_REMOVE_KEY, -err); |
55ed8ca1 JH |
984 | goto unlock; |
985 | } | |
986 | ||
987 | err = 0; | |
988 | ||
989 | if (!test_bit(HCI_UP, &hdev->flags) || !cp->disconnect) | |
990 | goto unlock; | |
991 | ||
992 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
993 | if (conn) { | |
994 | struct hci_cp_disconnect dc; | |
995 | ||
996 | put_unaligned_le16(conn->handle, &dc.handle); | |
997 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
94ac0272 | 998 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); |
55ed8ca1 JH |
999 | } |
1000 | ||
1001 | unlock: | |
8c156c32 | 1002 | hci_dev_unlock_bh(hdev); |
55ed8ca1 JH |
1003 | hci_dev_put(hdev); |
1004 | ||
1005 | return err; | |
1006 | } | |
1007 | ||
4e51eae9 | 1008 | static int disconnect(struct sock *sk, u16 index, unsigned char *data, u16 len) |
8962ee74 JH |
1009 | { |
1010 | struct hci_dev *hdev; | |
1011 | struct mgmt_cp_disconnect *cp; | |
1012 | struct hci_cp_disconnect dc; | |
366a0336 | 1013 | struct pending_cmd *cmd; |
8962ee74 | 1014 | struct hci_conn *conn; |
8962ee74 JH |
1015 | int err; |
1016 | ||
1017 | BT_DBG(""); | |
1018 | ||
1019 | cp = (void *) data; | |
8962ee74 | 1020 | |
bdce7baf SJ |
1021 | if (len != sizeof(*cp)) |
1022 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, EINVAL); | |
1023 | ||
4e51eae9 | 1024 | hdev = hci_dev_get(index); |
8962ee74 | 1025 | if (!hdev) |
4e51eae9 | 1026 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, ENODEV); |
8962ee74 | 1027 | |
8c156c32 | 1028 | hci_dev_lock_bh(hdev); |
8962ee74 JH |
1029 | |
1030 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1031 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENETDOWN); |
8962ee74 JH |
1032 | goto failed; |
1033 | } | |
1034 | ||
4e51eae9 SJ |
1035 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, index)) { |
1036 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, EBUSY); | |
8962ee74 JH |
1037 | goto failed; |
1038 | } | |
1039 | ||
1040 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
365227e5 VCG |
1041 | if (!conn) |
1042 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->bdaddr); | |
1043 | ||
8962ee74 | 1044 | if (!conn) { |
4e51eae9 | 1045 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENOTCONN); |
8962ee74 JH |
1046 | goto failed; |
1047 | } | |
1048 | ||
4e51eae9 | 1049 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, index, data, len); |
366a0336 JH |
1050 | if (!cmd) { |
1051 | err = -ENOMEM; | |
8962ee74 | 1052 | goto failed; |
366a0336 | 1053 | } |
8962ee74 JH |
1054 | |
1055 | put_unaligned_le16(conn->handle, &dc.handle); | |
1056 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
1057 | ||
1058 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1059 | if (err < 0) | |
a664b5bc | 1060 | mgmt_pending_remove(cmd); |
8962ee74 JH |
1061 | |
1062 | failed: | |
8c156c32 | 1063 | hci_dev_unlock_bh(hdev); |
8962ee74 JH |
1064 | hci_dev_put(hdev); |
1065 | ||
1066 | return err; | |
1067 | } | |
1068 | ||
8ce6284e | 1069 | static int get_connections(struct sock *sk, u16 index) |
2784eb41 | 1070 | { |
2784eb41 JH |
1071 | struct mgmt_rp_get_connections *rp; |
1072 | struct hci_dev *hdev; | |
8035ded4 | 1073 | struct hci_conn *c; |
2784eb41 | 1074 | struct list_head *p; |
a38528f1 | 1075 | size_t rp_len; |
4e51eae9 | 1076 | u16 count; |
2784eb41 JH |
1077 | int i, err; |
1078 | ||
1079 | BT_DBG(""); | |
1080 | ||
4e51eae9 | 1081 | hdev = hci_dev_get(index); |
2784eb41 | 1082 | if (!hdev) |
4e51eae9 | 1083 | return cmd_status(sk, index, MGMT_OP_GET_CONNECTIONS, ENODEV); |
2784eb41 | 1084 | |
8c156c32 | 1085 | hci_dev_lock_bh(hdev); |
2784eb41 JH |
1086 | |
1087 | count = 0; | |
1088 | list_for_each(p, &hdev->conn_hash.list) { | |
1089 | count++; | |
1090 | } | |
1091 | ||
a38528f1 JH |
1092 | rp_len = sizeof(*rp) + (count * sizeof(bdaddr_t)); |
1093 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
1094 | if (!rp) { | |
2784eb41 JH |
1095 | err = -ENOMEM; |
1096 | goto unlock; | |
1097 | } | |
1098 | ||
2784eb41 JH |
1099 | put_unaligned_le16(count, &rp->conn_count); |
1100 | ||
2784eb41 | 1101 | i = 0; |
8035ded4 | 1102 | list_for_each_entry(c, &hdev->conn_hash.list, list) |
2784eb41 | 1103 | bacpy(&rp->conn[i++], &c->dst); |
2784eb41 | 1104 | |
4e51eae9 | 1105 | err = cmd_complete(sk, index, MGMT_OP_GET_CONNECTIONS, rp, rp_len); |
2784eb41 JH |
1106 | |
1107 | unlock: | |
a38528f1 | 1108 | kfree(rp); |
8c156c32 | 1109 | hci_dev_unlock_bh(hdev); |
2784eb41 JH |
1110 | hci_dev_put(hdev); |
1111 | return err; | |
1112 | } | |
1113 | ||
96d97a67 WR |
1114 | static int send_pin_code_neg_reply(struct sock *sk, u16 index, |
1115 | struct hci_dev *hdev, struct mgmt_cp_pin_code_neg_reply *cp) | |
1116 | { | |
1117 | struct pending_cmd *cmd; | |
1118 | int err; | |
1119 | ||
1120 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, index, cp, | |
1121 | sizeof(*cp)); | |
1122 | if (!cmd) | |
1123 | return -ENOMEM; | |
1124 | ||
1125 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, sizeof(cp->bdaddr), | |
1126 | &cp->bdaddr); | |
1127 | if (err < 0) | |
1128 | mgmt_pending_remove(cmd); | |
1129 | ||
1130 | return err; | |
1131 | } | |
1132 | ||
4e51eae9 SJ |
1133 | static int pin_code_reply(struct sock *sk, u16 index, unsigned char *data, |
1134 | u16 len) | |
980e1a53 JH |
1135 | { |
1136 | struct hci_dev *hdev; | |
96d97a67 | 1137 | struct hci_conn *conn; |
980e1a53 | 1138 | struct mgmt_cp_pin_code_reply *cp; |
96d97a67 | 1139 | struct mgmt_cp_pin_code_neg_reply ncp; |
980e1a53 | 1140 | struct hci_cp_pin_code_reply reply; |
366a0336 | 1141 | struct pending_cmd *cmd; |
980e1a53 JH |
1142 | int err; |
1143 | ||
1144 | BT_DBG(""); | |
1145 | ||
1146 | cp = (void *) data; | |
980e1a53 | 1147 | |
bdce7baf SJ |
1148 | if (len != sizeof(*cp)) |
1149 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, EINVAL); | |
1150 | ||
4e51eae9 | 1151 | hdev = hci_dev_get(index); |
980e1a53 | 1152 | if (!hdev) |
4e51eae9 | 1153 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENODEV); |
980e1a53 | 1154 | |
8c156c32 | 1155 | hci_dev_lock_bh(hdev); |
980e1a53 JH |
1156 | |
1157 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1158 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENETDOWN); |
980e1a53 JH |
1159 | goto failed; |
1160 | } | |
1161 | ||
96d97a67 WR |
1162 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); |
1163 | if (!conn) { | |
1164 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENOTCONN); | |
1165 | goto failed; | |
1166 | } | |
1167 | ||
1168 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
1169 | bacpy(&ncp.bdaddr, &cp->bdaddr); | |
1170 | ||
1171 | BT_ERR("PIN code is not 16 bytes long"); | |
1172 | ||
1173 | err = send_pin_code_neg_reply(sk, index, hdev, &ncp); | |
1174 | if (err >= 0) | |
1175 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, | |
1176 | EINVAL); | |
1177 | ||
1178 | goto failed; | |
1179 | } | |
1180 | ||
4e51eae9 | 1181 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, index, data, len); |
366a0336 JH |
1182 | if (!cmd) { |
1183 | err = -ENOMEM; | |
980e1a53 | 1184 | goto failed; |
366a0336 | 1185 | } |
980e1a53 JH |
1186 | |
1187 | bacpy(&reply.bdaddr, &cp->bdaddr); | |
1188 | reply.pin_len = cp->pin_len; | |
24718ca5 | 1189 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
1190 | |
1191 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
1192 | if (err < 0) | |
a664b5bc | 1193 | mgmt_pending_remove(cmd); |
980e1a53 JH |
1194 | |
1195 | failed: | |
8c156c32 | 1196 | hci_dev_unlock_bh(hdev); |
980e1a53 JH |
1197 | hci_dev_put(hdev); |
1198 | ||
1199 | return err; | |
1200 | } | |
1201 | ||
4e51eae9 SJ |
1202 | static int pin_code_neg_reply(struct sock *sk, u16 index, unsigned char *data, |
1203 | u16 len) | |
980e1a53 JH |
1204 | { |
1205 | struct hci_dev *hdev; | |
1206 | struct mgmt_cp_pin_code_neg_reply *cp; | |
980e1a53 JH |
1207 | int err; |
1208 | ||
1209 | BT_DBG(""); | |
1210 | ||
1211 | cp = (void *) data; | |
980e1a53 | 1212 | |
bdce7baf SJ |
1213 | if (len != sizeof(*cp)) |
1214 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, | |
1215 | EINVAL); | |
1216 | ||
4e51eae9 | 1217 | hdev = hci_dev_get(index); |
980e1a53 | 1218 | if (!hdev) |
4e51eae9 SJ |
1219 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1220 | ENODEV); | |
980e1a53 | 1221 | |
8c156c32 | 1222 | hci_dev_lock_bh(hdev); |
980e1a53 JH |
1223 | |
1224 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 SJ |
1225 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1226 | ENETDOWN); | |
980e1a53 JH |
1227 | goto failed; |
1228 | } | |
1229 | ||
96d97a67 | 1230 | err = send_pin_code_neg_reply(sk, index, hdev, cp); |
980e1a53 JH |
1231 | |
1232 | failed: | |
8c156c32 | 1233 | hci_dev_unlock_bh(hdev); |
980e1a53 JH |
1234 | hci_dev_put(hdev); |
1235 | ||
1236 | return err; | |
1237 | } | |
1238 | ||
4e51eae9 SJ |
1239 | static int set_io_capability(struct sock *sk, u16 index, unsigned char *data, |
1240 | u16 len) | |
17fa4b9d JH |
1241 | { |
1242 | struct hci_dev *hdev; | |
1243 | struct mgmt_cp_set_io_capability *cp; | |
17fa4b9d JH |
1244 | |
1245 | BT_DBG(""); | |
1246 | ||
1247 | cp = (void *) data; | |
17fa4b9d | 1248 | |
bdce7baf | 1249 | if (len != sizeof(*cp)) |
b8534e0f | 1250 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, EINVAL); |
bdce7baf | 1251 | |
4e51eae9 | 1252 | hdev = hci_dev_get(index); |
17fa4b9d | 1253 | if (!hdev) |
4e51eae9 | 1254 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, ENODEV); |
17fa4b9d | 1255 | |
8c156c32 | 1256 | hci_dev_lock_bh(hdev); |
17fa4b9d JH |
1257 | |
1258 | hdev->io_capability = cp->io_capability; | |
1259 | ||
1260 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
b8534e0f | 1261 | hdev->io_capability); |
17fa4b9d | 1262 | |
8c156c32 | 1263 | hci_dev_unlock_bh(hdev); |
17fa4b9d JH |
1264 | hci_dev_put(hdev); |
1265 | ||
4e51eae9 | 1266 | return cmd_complete(sk, index, MGMT_OP_SET_IO_CAPABILITY, NULL, 0); |
17fa4b9d JH |
1267 | } |
1268 | ||
e9a416b5 JH |
1269 | static inline struct pending_cmd *find_pairing(struct hci_conn *conn) |
1270 | { | |
1271 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 1272 | struct pending_cmd *cmd; |
e9a416b5 | 1273 | |
8035ded4 | 1274 | list_for_each_entry(cmd, &cmd_list, list) { |
e9a416b5 JH |
1275 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
1276 | continue; | |
1277 | ||
1278 | if (cmd->index != hdev->id) | |
1279 | continue; | |
1280 | ||
1281 | if (cmd->user_data != conn) | |
1282 | continue; | |
1283 | ||
1284 | return cmd; | |
1285 | } | |
1286 | ||
1287 | return NULL; | |
1288 | } | |
1289 | ||
1290 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
1291 | { | |
1292 | struct mgmt_rp_pair_device rp; | |
1293 | struct hci_conn *conn = cmd->user_data; | |
1294 | ||
e9a416b5 JH |
1295 | bacpy(&rp.bdaddr, &conn->dst); |
1296 | rp.status = status; | |
1297 | ||
4e51eae9 | 1298 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, &rp, sizeof(rp)); |
e9a416b5 JH |
1299 | |
1300 | /* So we don't get further callbacks for this connection */ | |
1301 | conn->connect_cfm_cb = NULL; | |
1302 | conn->security_cfm_cb = NULL; | |
1303 | conn->disconn_cfm_cb = NULL; | |
1304 | ||
1305 | hci_conn_put(conn); | |
1306 | ||
a664b5bc | 1307 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
1308 | } |
1309 | ||
1310 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) | |
1311 | { | |
1312 | struct pending_cmd *cmd; | |
1313 | ||
1314 | BT_DBG("status %u", status); | |
1315 | ||
1316 | cmd = find_pairing(conn); | |
1317 | if (!cmd) { | |
1318 | BT_DBG("Unable to find a pending command"); | |
1319 | return; | |
1320 | } | |
1321 | ||
1322 | pairing_complete(cmd, status); | |
1323 | } | |
1324 | ||
4e51eae9 | 1325 | static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len) |
e9a416b5 JH |
1326 | { |
1327 | struct hci_dev *hdev; | |
1328 | struct mgmt_cp_pair_device *cp; | |
1329 | struct pending_cmd *cmd; | |
7a512d01 | 1330 | struct adv_entry *entry; |
e9a416b5 JH |
1331 | u8 sec_level, auth_type; |
1332 | struct hci_conn *conn; | |
e9a416b5 JH |
1333 | int err; |
1334 | ||
1335 | BT_DBG(""); | |
1336 | ||
1337 | cp = (void *) data; | |
e9a416b5 | 1338 | |
bdce7baf SJ |
1339 | if (len != sizeof(*cp)) |
1340 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EINVAL); | |
1341 | ||
4e51eae9 | 1342 | hdev = hci_dev_get(index); |
e9a416b5 | 1343 | if (!hdev) |
4e51eae9 | 1344 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, ENODEV); |
e9a416b5 | 1345 | |
8c156c32 | 1346 | hci_dev_lock_bh(hdev); |
e9a416b5 | 1347 | |
c908df36 VCG |
1348 | sec_level = BT_SECURITY_MEDIUM; |
1349 | if (cp->io_cap == 0x03) | |
e9a416b5 | 1350 | auth_type = HCI_AT_DEDICATED_BONDING; |
c908df36 | 1351 | else |
e9a416b5 | 1352 | auth_type = HCI_AT_DEDICATED_BONDING_MITM; |
e9a416b5 | 1353 | |
7a512d01 VCG |
1354 | entry = hci_find_adv_entry(hdev, &cp->bdaddr); |
1355 | if (entry) | |
1356 | conn = hci_connect(hdev, LE_LINK, &cp->bdaddr, sec_level, | |
1357 | auth_type); | |
1358 | else | |
1359 | conn = hci_connect(hdev, ACL_LINK, &cp->bdaddr, sec_level, | |
1360 | auth_type); | |
1361 | ||
30e76272 VT |
1362 | if (IS_ERR(conn)) { |
1363 | err = PTR_ERR(conn); | |
e9a416b5 JH |
1364 | goto unlock; |
1365 | } | |
1366 | ||
1367 | if (conn->connect_cfm_cb) { | |
1368 | hci_conn_put(conn); | |
4e51eae9 | 1369 | err = cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EBUSY); |
e9a416b5 JH |
1370 | goto unlock; |
1371 | } | |
1372 | ||
4e51eae9 | 1373 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, index, data, len); |
e9a416b5 JH |
1374 | if (!cmd) { |
1375 | err = -ENOMEM; | |
1376 | hci_conn_put(conn); | |
1377 | goto unlock; | |
1378 | } | |
1379 | ||
7a512d01 VCG |
1380 | /* For LE, just connecting isn't a proof that the pairing finished */ |
1381 | if (!entry) | |
1382 | conn->connect_cfm_cb = pairing_complete_cb; | |
1383 | ||
e9a416b5 JH |
1384 | conn->security_cfm_cb = pairing_complete_cb; |
1385 | conn->disconn_cfm_cb = pairing_complete_cb; | |
1386 | conn->io_capability = cp->io_cap; | |
1387 | cmd->user_data = conn; | |
1388 | ||
1389 | if (conn->state == BT_CONNECTED && | |
1390 | hci_conn_security(conn, sec_level, auth_type)) | |
1391 | pairing_complete(cmd, 0); | |
1392 | ||
1393 | err = 0; | |
1394 | ||
1395 | unlock: | |
8c156c32 | 1396 | hci_dev_unlock_bh(hdev); |
e9a416b5 JH |
1397 | hci_dev_put(hdev); |
1398 | ||
1399 | return err; | |
1400 | } | |
1401 | ||
4e51eae9 SJ |
1402 | static int user_confirm_reply(struct sock *sk, u16 index, unsigned char *data, |
1403 | u16 len, int success) | |
a5c29683 JH |
1404 | { |
1405 | struct mgmt_cp_user_confirm_reply *cp = (void *) data; | |
4e51eae9 | 1406 | u16 mgmt_op, hci_op; |
a5c29683 JH |
1407 | struct pending_cmd *cmd; |
1408 | struct hci_dev *hdev; | |
1409 | int err; | |
1410 | ||
1411 | BT_DBG(""); | |
1412 | ||
a5c29683 JH |
1413 | if (success) { |
1414 | mgmt_op = MGMT_OP_USER_CONFIRM_REPLY; | |
1415 | hci_op = HCI_OP_USER_CONFIRM_REPLY; | |
1416 | } else { | |
1417 | mgmt_op = MGMT_OP_USER_CONFIRM_NEG_REPLY; | |
1418 | hci_op = HCI_OP_USER_CONFIRM_NEG_REPLY; | |
1419 | } | |
1420 | ||
bdce7baf SJ |
1421 | if (len != sizeof(*cp)) |
1422 | return cmd_status(sk, index, mgmt_op, EINVAL); | |
1423 | ||
4e51eae9 | 1424 | hdev = hci_dev_get(index); |
a5c29683 | 1425 | if (!hdev) |
4e51eae9 | 1426 | return cmd_status(sk, index, mgmt_op, ENODEV); |
a5c29683 | 1427 | |
8c156c32 | 1428 | hci_dev_lock_bh(hdev); |
08ba5382 | 1429 | |
a5c29683 | 1430 | if (!test_bit(HCI_UP, &hdev->flags)) { |
4e51eae9 | 1431 | err = cmd_status(sk, index, mgmt_op, ENETDOWN); |
a5c29683 JH |
1432 | goto failed; |
1433 | } | |
1434 | ||
4e51eae9 | 1435 | cmd = mgmt_pending_add(sk, mgmt_op, index, data, len); |
a5c29683 JH |
1436 | if (!cmd) { |
1437 | err = -ENOMEM; | |
1438 | goto failed; | |
1439 | } | |
1440 | ||
1441 | err = hci_send_cmd(hdev, hci_op, sizeof(cp->bdaddr), &cp->bdaddr); | |
a664b5bc JH |
1442 | if (err < 0) |
1443 | mgmt_pending_remove(cmd); | |
a5c29683 JH |
1444 | |
1445 | failed: | |
8c156c32 | 1446 | hci_dev_unlock_bh(hdev); |
a5c29683 JH |
1447 | hci_dev_put(hdev); |
1448 | ||
1449 | return err; | |
1450 | } | |
1451 | ||
b312b161 JH |
1452 | static int set_local_name(struct sock *sk, u16 index, unsigned char *data, |
1453 | u16 len) | |
1454 | { | |
1455 | struct mgmt_cp_set_local_name *mgmt_cp = (void *) data; | |
1456 | struct hci_cp_write_local_name hci_cp; | |
1457 | struct hci_dev *hdev; | |
1458 | struct pending_cmd *cmd; | |
1459 | int err; | |
1460 | ||
1461 | BT_DBG(""); | |
1462 | ||
1463 | if (len != sizeof(*mgmt_cp)) | |
1464 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, EINVAL); | |
1465 | ||
1466 | hdev = hci_dev_get(index); | |
1467 | if (!hdev) | |
1468 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, ENODEV); | |
1469 | ||
8c156c32 | 1470 | hci_dev_lock_bh(hdev); |
b312b161 JH |
1471 | |
1472 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, index, data, len); | |
1473 | if (!cmd) { | |
1474 | err = -ENOMEM; | |
1475 | goto failed; | |
1476 | } | |
1477 | ||
1478 | memcpy(hci_cp.name, mgmt_cp->name, sizeof(hci_cp.name)); | |
1479 | err = hci_send_cmd(hdev, HCI_OP_WRITE_LOCAL_NAME, sizeof(hci_cp), | |
1480 | &hci_cp); | |
1481 | if (err < 0) | |
1482 | mgmt_pending_remove(cmd); | |
1483 | ||
1484 | failed: | |
8c156c32 | 1485 | hci_dev_unlock_bh(hdev); |
b312b161 JH |
1486 | hci_dev_put(hdev); |
1487 | ||
1488 | return err; | |
1489 | } | |
1490 | ||
c35938b2 SJ |
1491 | static int read_local_oob_data(struct sock *sk, u16 index) |
1492 | { | |
1493 | struct hci_dev *hdev; | |
1494 | struct pending_cmd *cmd; | |
1495 | int err; | |
1496 | ||
1497 | BT_DBG("hci%u", index); | |
1498 | ||
1499 | hdev = hci_dev_get(index); | |
1500 | if (!hdev) | |
1501 | return cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1502 | ENODEV); | |
1503 | ||
8c156c32 | 1504 | hci_dev_lock_bh(hdev); |
c35938b2 SJ |
1505 | |
1506 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
1507 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1508 | ENETDOWN); | |
1509 | goto unlock; | |
1510 | } | |
1511 | ||
1512 | if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) { | |
1513 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1514 | EOPNOTSUPP); | |
1515 | goto unlock; | |
1516 | } | |
1517 | ||
1518 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index)) { | |
1519 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, EBUSY); | |
1520 | goto unlock; | |
1521 | } | |
1522 | ||
1523 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, index, NULL, 0); | |
1524 | if (!cmd) { | |
1525 | err = -ENOMEM; | |
1526 | goto unlock; | |
1527 | } | |
1528 | ||
1529 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
1530 | if (err < 0) | |
1531 | mgmt_pending_remove(cmd); | |
1532 | ||
1533 | unlock: | |
8c156c32 | 1534 | hci_dev_unlock_bh(hdev); |
c35938b2 SJ |
1535 | hci_dev_put(hdev); |
1536 | ||
1537 | return err; | |
1538 | } | |
1539 | ||
2763eda6 SJ |
1540 | static int add_remote_oob_data(struct sock *sk, u16 index, unsigned char *data, |
1541 | u16 len) | |
1542 | { | |
1543 | struct hci_dev *hdev; | |
1544 | struct mgmt_cp_add_remote_oob_data *cp = (void *) data; | |
1545 | int err; | |
1546 | ||
1547 | BT_DBG("hci%u ", index); | |
1548 | ||
1549 | if (len != sizeof(*cp)) | |
1550 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1551 | EINVAL); | |
1552 | ||
1553 | hdev = hci_dev_get(index); | |
1554 | if (!hdev) | |
1555 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1556 | ENODEV); | |
1557 | ||
8c156c32 | 1558 | hci_dev_lock_bh(hdev); |
2763eda6 SJ |
1559 | |
1560 | err = hci_add_remote_oob_data(hdev, &cp->bdaddr, cp->hash, | |
1561 | cp->randomizer); | |
1562 | if (err < 0) | |
1563 | err = cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, -err); | |
1564 | else | |
1565 | err = cmd_complete(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, NULL, | |
1566 | 0); | |
1567 | ||
8c156c32 | 1568 | hci_dev_unlock_bh(hdev); |
2763eda6 SJ |
1569 | hci_dev_put(hdev); |
1570 | ||
1571 | return err; | |
1572 | } | |
1573 | ||
1574 | static int remove_remote_oob_data(struct sock *sk, u16 index, | |
1575 | unsigned char *data, u16 len) | |
1576 | { | |
1577 | struct hci_dev *hdev; | |
1578 | struct mgmt_cp_remove_remote_oob_data *cp = (void *) data; | |
1579 | int err; | |
1580 | ||
1581 | BT_DBG("hci%u ", index); | |
1582 | ||
1583 | if (len != sizeof(*cp)) | |
1584 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1585 | EINVAL); | |
1586 | ||
1587 | hdev = hci_dev_get(index); | |
1588 | if (!hdev) | |
1589 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1590 | ENODEV); | |
1591 | ||
8c156c32 | 1592 | hci_dev_lock_bh(hdev); |
2763eda6 SJ |
1593 | |
1594 | err = hci_remove_remote_oob_data(hdev, &cp->bdaddr); | |
1595 | if (err < 0) | |
1596 | err = cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1597 | -err); | |
1598 | else | |
1599 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1600 | NULL, 0); | |
1601 | ||
8c156c32 | 1602 | hci_dev_unlock_bh(hdev); |
2763eda6 SJ |
1603 | hci_dev_put(hdev); |
1604 | ||
1605 | return err; | |
1606 | } | |
1607 | ||
14a53664 JH |
1608 | static int start_discovery(struct sock *sk, u16 index) |
1609 | { | |
14a53664 JH |
1610 | struct pending_cmd *cmd; |
1611 | struct hci_dev *hdev; | |
1612 | int err; | |
1613 | ||
1614 | BT_DBG("hci%u", index); | |
1615 | ||
1616 | hdev = hci_dev_get(index); | |
1617 | if (!hdev) | |
1618 | return cmd_status(sk, index, MGMT_OP_START_DISCOVERY, ENODEV); | |
1619 | ||
1620 | hci_dev_lock_bh(hdev); | |
1621 | ||
bd2d1334 JH |
1622 | if (!test_bit(HCI_UP, &hdev->flags)) { |
1623 | err = cmd_status(sk, index, MGMT_OP_START_DISCOVERY, ENETDOWN); | |
1624 | goto failed; | |
1625 | } | |
1626 | ||
14a53664 JH |
1627 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, index, NULL, 0); |
1628 | if (!cmd) { | |
1629 | err = -ENOMEM; | |
1630 | goto failed; | |
1631 | } | |
1632 | ||
2519a1fc | 1633 | err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR); |
14a53664 JH |
1634 | if (err < 0) |
1635 | mgmt_pending_remove(cmd); | |
1636 | ||
1637 | failed: | |
1638 | hci_dev_unlock_bh(hdev); | |
1639 | hci_dev_put(hdev); | |
1640 | ||
1641 | return err; | |
1642 | } | |
1643 | ||
1644 | static int stop_discovery(struct sock *sk, u16 index) | |
1645 | { | |
1646 | struct hci_dev *hdev; | |
1647 | struct pending_cmd *cmd; | |
1648 | int err; | |
1649 | ||
1650 | BT_DBG("hci%u", index); | |
1651 | ||
1652 | hdev = hci_dev_get(index); | |
1653 | if (!hdev) | |
1654 | return cmd_status(sk, index, MGMT_OP_STOP_DISCOVERY, ENODEV); | |
1655 | ||
1656 | hci_dev_lock_bh(hdev); | |
1657 | ||
1658 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, index, NULL, 0); | |
1659 | if (!cmd) { | |
1660 | err = -ENOMEM; | |
1661 | goto failed; | |
1662 | } | |
1663 | ||
023d5049 | 1664 | err = hci_cancel_inquiry(hdev); |
14a53664 JH |
1665 | if (err < 0) |
1666 | mgmt_pending_remove(cmd); | |
1667 | ||
1668 | failed: | |
1669 | hci_dev_unlock_bh(hdev); | |
1670 | hci_dev_put(hdev); | |
1671 | ||
1672 | return err; | |
1673 | } | |
1674 | ||
7fbec224 AJ |
1675 | static int block_device(struct sock *sk, u16 index, unsigned char *data, |
1676 | u16 len) | |
1677 | { | |
1678 | struct hci_dev *hdev; | |
5e762444 | 1679 | struct mgmt_cp_block_device *cp = (void *) data; |
7fbec224 AJ |
1680 | int err; |
1681 | ||
1682 | BT_DBG("hci%u", index); | |
1683 | ||
7fbec224 AJ |
1684 | if (len != sizeof(*cp)) |
1685 | return cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1686 | EINVAL); | |
1687 | ||
1688 | hdev = hci_dev_get(index); | |
1689 | if (!hdev) | |
1690 | return cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1691 | ENODEV); | |
1692 | ||
5e762444 AJ |
1693 | hci_dev_lock_bh(hdev); |
1694 | ||
7fbec224 | 1695 | err = hci_blacklist_add(hdev, &cp->bdaddr); |
7fbec224 AJ |
1696 | if (err < 0) |
1697 | err = cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, -err); | |
1698 | else | |
1699 | err = cmd_complete(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1700 | NULL, 0); | |
5e762444 | 1701 | |
5e762444 | 1702 | hci_dev_unlock_bh(hdev); |
7fbec224 AJ |
1703 | hci_dev_put(hdev); |
1704 | ||
1705 | return err; | |
1706 | } | |
1707 | ||
1708 | static int unblock_device(struct sock *sk, u16 index, unsigned char *data, | |
1709 | u16 len) | |
1710 | { | |
1711 | struct hci_dev *hdev; | |
5e762444 | 1712 | struct mgmt_cp_unblock_device *cp = (void *) data; |
7fbec224 AJ |
1713 | int err; |
1714 | ||
1715 | BT_DBG("hci%u", index); | |
1716 | ||
7fbec224 AJ |
1717 | if (len != sizeof(*cp)) |
1718 | return cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1719 | EINVAL); | |
1720 | ||
1721 | hdev = hci_dev_get(index); | |
1722 | if (!hdev) | |
1723 | return cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1724 | ENODEV); | |
1725 | ||
5e762444 AJ |
1726 | hci_dev_lock_bh(hdev); |
1727 | ||
7fbec224 AJ |
1728 | err = hci_blacklist_del(hdev, &cp->bdaddr); |
1729 | ||
1730 | if (err < 0) | |
1731 | err = cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, -err); | |
1732 | else | |
1733 | err = cmd_complete(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1734 | NULL, 0); | |
5e762444 | 1735 | |
5e762444 | 1736 | hci_dev_unlock_bh(hdev); |
7fbec224 AJ |
1737 | hci_dev_put(hdev); |
1738 | ||
1739 | return err; | |
1740 | } | |
1741 | ||
f6422ec6 AJ |
1742 | static int set_fast_connectable(struct sock *sk, u16 index, |
1743 | unsigned char *data, u16 len) | |
1744 | { | |
1745 | struct hci_dev *hdev; | |
1746 | struct mgmt_cp_set_fast_connectable *cp = (void *) data; | |
1747 | struct hci_cp_write_page_scan_activity acp; | |
1748 | u8 type; | |
1749 | int err; | |
1750 | ||
1751 | BT_DBG("hci%u", index); | |
1752 | ||
1753 | if (len != sizeof(*cp)) | |
1754 | return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1755 | EINVAL); | |
1756 | ||
1757 | hdev = hci_dev_get(index); | |
1758 | if (!hdev) | |
1759 | return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1760 | ENODEV); | |
1761 | ||
1762 | hci_dev_lock(hdev); | |
1763 | ||
1764 | if (cp->enable) { | |
1765 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1766 | acp.interval = 0x0024; /* 22.5 msec page scan interval */ | |
1767 | } else { | |
1768 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1769 | acp.interval = 0x0800; /* default 1.28 sec page scan */ | |
1770 | } | |
1771 | ||
1772 | acp.window = 0x0012; /* default 11.25 msec page scan window */ | |
1773 | ||
1774 | err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1775 | sizeof(acp), &acp); | |
1776 | if (err < 0) { | |
1777 | err = cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1778 | -err); | |
1779 | goto done; | |
1780 | } | |
1781 | ||
1782 | err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
1783 | if (err < 0) { | |
1784 | err = cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1785 | -err); | |
1786 | goto done; | |
1787 | } | |
1788 | ||
1789 | err = cmd_complete(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1790 | NULL, 0); | |
1791 | done: | |
1792 | hci_dev_unlock(hdev); | |
1793 | hci_dev_put(hdev); | |
1794 | ||
1795 | return err; | |
1796 | } | |
1797 | ||
0381101f JH |
1798 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
1799 | { | |
1800 | unsigned char *buf; | |
1801 | struct mgmt_hdr *hdr; | |
4e51eae9 | 1802 | u16 opcode, index, len; |
0381101f JH |
1803 | int err; |
1804 | ||
1805 | BT_DBG("got %zu bytes", msglen); | |
1806 | ||
1807 | if (msglen < sizeof(*hdr)) | |
1808 | return -EINVAL; | |
1809 | ||
e63a15ec | 1810 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
1811 | if (!buf) |
1812 | return -ENOMEM; | |
1813 | ||
1814 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
1815 | err = -EFAULT; | |
1816 | goto done; | |
1817 | } | |
1818 | ||
1819 | hdr = (struct mgmt_hdr *) buf; | |
1820 | opcode = get_unaligned_le16(&hdr->opcode); | |
4e51eae9 | 1821 | index = get_unaligned_le16(&hdr->index); |
0381101f JH |
1822 | len = get_unaligned_le16(&hdr->len); |
1823 | ||
1824 | if (len != msglen - sizeof(*hdr)) { | |
1825 | err = -EINVAL; | |
1826 | goto done; | |
1827 | } | |
1828 | ||
1829 | switch (opcode) { | |
02d98129 JH |
1830 | case MGMT_OP_READ_VERSION: |
1831 | err = read_version(sk); | |
1832 | break; | |
faba42eb JH |
1833 | case MGMT_OP_READ_INDEX_LIST: |
1834 | err = read_index_list(sk); | |
1835 | break; | |
f7b64e69 | 1836 | case MGMT_OP_READ_INFO: |
4e51eae9 | 1837 | err = read_controller_info(sk, index); |
f7b64e69 | 1838 | break; |
eec8d2bc | 1839 | case MGMT_OP_SET_POWERED: |
4e51eae9 | 1840 | err = set_powered(sk, index, buf + sizeof(*hdr), len); |
eec8d2bc | 1841 | break; |
73f22f62 | 1842 | case MGMT_OP_SET_DISCOVERABLE: |
4e51eae9 | 1843 | err = set_discoverable(sk, index, buf + sizeof(*hdr), len); |
73f22f62 | 1844 | break; |
9fbcbb45 | 1845 | case MGMT_OP_SET_CONNECTABLE: |
4e51eae9 | 1846 | err = set_connectable(sk, index, buf + sizeof(*hdr), len); |
9fbcbb45 | 1847 | break; |
c542a06c | 1848 | case MGMT_OP_SET_PAIRABLE: |
4e51eae9 | 1849 | err = set_pairable(sk, index, buf + sizeof(*hdr), len); |
c542a06c | 1850 | break; |
2aeb9a1a | 1851 | case MGMT_OP_ADD_UUID: |
4e51eae9 | 1852 | err = add_uuid(sk, index, buf + sizeof(*hdr), len); |
2aeb9a1a JH |
1853 | break; |
1854 | case MGMT_OP_REMOVE_UUID: | |
4e51eae9 | 1855 | err = remove_uuid(sk, index, buf + sizeof(*hdr), len); |
2aeb9a1a | 1856 | break; |
1aff6f09 | 1857 | case MGMT_OP_SET_DEV_CLASS: |
4e51eae9 | 1858 | err = set_dev_class(sk, index, buf + sizeof(*hdr), len); |
1aff6f09 JH |
1859 | break; |
1860 | case MGMT_OP_SET_SERVICE_CACHE: | |
4e51eae9 | 1861 | err = set_service_cache(sk, index, buf + sizeof(*hdr), len); |
1aff6f09 | 1862 | break; |
55ed8ca1 | 1863 | case MGMT_OP_LOAD_KEYS: |
4e51eae9 | 1864 | err = load_keys(sk, index, buf + sizeof(*hdr), len); |
55ed8ca1 JH |
1865 | break; |
1866 | case MGMT_OP_REMOVE_KEY: | |
4e51eae9 | 1867 | err = remove_key(sk, index, buf + sizeof(*hdr), len); |
55ed8ca1 | 1868 | break; |
8962ee74 | 1869 | case MGMT_OP_DISCONNECT: |
4e51eae9 | 1870 | err = disconnect(sk, index, buf + sizeof(*hdr), len); |
8962ee74 | 1871 | break; |
2784eb41 | 1872 | case MGMT_OP_GET_CONNECTIONS: |
8ce6284e | 1873 | err = get_connections(sk, index); |
2784eb41 | 1874 | break; |
980e1a53 | 1875 | case MGMT_OP_PIN_CODE_REPLY: |
4e51eae9 | 1876 | err = pin_code_reply(sk, index, buf + sizeof(*hdr), len); |
980e1a53 JH |
1877 | break; |
1878 | case MGMT_OP_PIN_CODE_NEG_REPLY: | |
4e51eae9 | 1879 | err = pin_code_neg_reply(sk, index, buf + sizeof(*hdr), len); |
980e1a53 | 1880 | break; |
17fa4b9d | 1881 | case MGMT_OP_SET_IO_CAPABILITY: |
4e51eae9 | 1882 | err = set_io_capability(sk, index, buf + sizeof(*hdr), len); |
17fa4b9d | 1883 | break; |
e9a416b5 | 1884 | case MGMT_OP_PAIR_DEVICE: |
4e51eae9 | 1885 | err = pair_device(sk, index, buf + sizeof(*hdr), len); |
e9a416b5 | 1886 | break; |
a5c29683 | 1887 | case MGMT_OP_USER_CONFIRM_REPLY: |
4e51eae9 | 1888 | err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 1); |
a5c29683 JH |
1889 | break; |
1890 | case MGMT_OP_USER_CONFIRM_NEG_REPLY: | |
4e51eae9 | 1891 | err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 0); |
a5c29683 | 1892 | break; |
b312b161 JH |
1893 | case MGMT_OP_SET_LOCAL_NAME: |
1894 | err = set_local_name(sk, index, buf + sizeof(*hdr), len); | |
1895 | break; | |
c35938b2 SJ |
1896 | case MGMT_OP_READ_LOCAL_OOB_DATA: |
1897 | err = read_local_oob_data(sk, index); | |
1898 | break; | |
2763eda6 SJ |
1899 | case MGMT_OP_ADD_REMOTE_OOB_DATA: |
1900 | err = add_remote_oob_data(sk, index, buf + sizeof(*hdr), len); | |
1901 | break; | |
1902 | case MGMT_OP_REMOVE_REMOTE_OOB_DATA: | |
1903 | err = remove_remote_oob_data(sk, index, buf + sizeof(*hdr), | |
1904 | len); | |
1905 | break; | |
14a53664 JH |
1906 | case MGMT_OP_START_DISCOVERY: |
1907 | err = start_discovery(sk, index); | |
1908 | break; | |
1909 | case MGMT_OP_STOP_DISCOVERY: | |
1910 | err = stop_discovery(sk, index); | |
1911 | break; | |
7fbec224 AJ |
1912 | case MGMT_OP_BLOCK_DEVICE: |
1913 | err = block_device(sk, index, buf + sizeof(*hdr), len); | |
1914 | break; | |
1915 | case MGMT_OP_UNBLOCK_DEVICE: | |
1916 | err = unblock_device(sk, index, buf + sizeof(*hdr), len); | |
1917 | break; | |
f6422ec6 AJ |
1918 | case MGMT_OP_SET_FAST_CONNECTABLE: |
1919 | err = set_fast_connectable(sk, index, buf + sizeof(*hdr), | |
1920 | len); | |
1921 | break; | |
0381101f JH |
1922 | default: |
1923 | BT_DBG("Unknown op %u", opcode); | |
4e51eae9 | 1924 | err = cmd_status(sk, index, opcode, 0x01); |
0381101f JH |
1925 | break; |
1926 | } | |
1927 | ||
e41d8b4e JH |
1928 | if (err < 0) |
1929 | goto done; | |
1930 | ||
0381101f JH |
1931 | err = msglen; |
1932 | ||
1933 | done: | |
1934 | kfree(buf); | |
1935 | return err; | |
1936 | } | |
c71e97bf | 1937 | |
b24752fe JH |
1938 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) |
1939 | { | |
1940 | u8 *status = data; | |
1941 | ||
1942 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1943 | mgmt_pending_remove(cmd); | |
1944 | } | |
1945 | ||
c71e97bf JH |
1946 | int mgmt_index_added(u16 index) |
1947 | { | |
4e51eae9 | 1948 | return mgmt_event(MGMT_EV_INDEX_ADDED, index, NULL, 0, NULL); |
c71e97bf JH |
1949 | } |
1950 | ||
1951 | int mgmt_index_removed(u16 index) | |
1952 | { | |
b24752fe JH |
1953 | u8 status = ENODEV; |
1954 | ||
1955 | mgmt_pending_foreach(0, index, cmd_status_rsp, &status); | |
1956 | ||
4e51eae9 | 1957 | return mgmt_event(MGMT_EV_INDEX_REMOVED, index, NULL, 0, NULL); |
eec8d2bc JH |
1958 | } |
1959 | ||
73f22f62 | 1960 | struct cmd_lookup { |
72a734ec | 1961 | u8 val; |
eec8d2bc JH |
1962 | struct sock *sk; |
1963 | }; | |
1964 | ||
72a734ec | 1965 | static void mode_rsp(struct pending_cmd *cmd, void *data) |
eec8d2bc | 1966 | { |
c68fb7ff | 1967 | struct mgmt_mode *cp = cmd->param; |
73f22f62 | 1968 | struct cmd_lookup *match = data; |
eec8d2bc | 1969 | |
72a734ec | 1970 | if (cp->val != match->val) |
eec8d2bc JH |
1971 | return; |
1972 | ||
053f0211 | 1973 | send_mode_rsp(cmd->sk, cmd->opcode, cmd->index, cp->val); |
eec8d2bc JH |
1974 | |
1975 | list_del(&cmd->list); | |
1976 | ||
1977 | if (match->sk == NULL) { | |
1978 | match->sk = cmd->sk; | |
1979 | sock_hold(match->sk); | |
1980 | } | |
1981 | ||
1982 | mgmt_pending_free(cmd); | |
c71e97bf | 1983 | } |
5add6af8 JH |
1984 | |
1985 | int mgmt_powered(u16 index, u8 powered) | |
1986 | { | |
72a734ec | 1987 | struct mgmt_mode ev; |
73f22f62 | 1988 | struct cmd_lookup match = { powered, NULL }; |
eec8d2bc | 1989 | int ret; |
5add6af8 | 1990 | |
72a734ec | 1991 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, index, mode_rsp, &match); |
5add6af8 | 1992 | |
b24752fe JH |
1993 | if (!powered) { |
1994 | u8 status = ENETDOWN; | |
1995 | mgmt_pending_foreach(0, index, cmd_status_rsp, &status); | |
1996 | } | |
1997 | ||
72a734ec | 1998 | ev.val = powered; |
eec8d2bc | 1999 | |
4e51eae9 | 2000 | ret = mgmt_event(MGMT_EV_POWERED, index, &ev, sizeof(ev), match.sk); |
eec8d2bc JH |
2001 | |
2002 | if (match.sk) | |
2003 | sock_put(match.sk); | |
2004 | ||
2005 | return ret; | |
5add6af8 | 2006 | } |
73f22f62 | 2007 | |
73f22f62 JH |
2008 | int mgmt_discoverable(u16 index, u8 discoverable) |
2009 | { | |
72a734ec | 2010 | struct mgmt_mode ev; |
73f22f62 JH |
2011 | struct cmd_lookup match = { discoverable, NULL }; |
2012 | int ret; | |
2013 | ||
b8534e0f | 2014 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, index, mode_rsp, &match); |
72a734ec | 2015 | |
72a734ec | 2016 | ev.val = discoverable; |
73f22f62 | 2017 | |
4e51eae9 SJ |
2018 | ret = mgmt_event(MGMT_EV_DISCOVERABLE, index, &ev, sizeof(ev), |
2019 | match.sk); | |
73f22f62 JH |
2020 | |
2021 | if (match.sk) | |
2022 | sock_put(match.sk); | |
2023 | ||
2024 | return ret; | |
2025 | } | |
9fbcbb45 | 2026 | |
9fbcbb45 JH |
2027 | int mgmt_connectable(u16 index, u8 connectable) |
2028 | { | |
72a734ec | 2029 | struct mgmt_mode ev; |
9fbcbb45 JH |
2030 | struct cmd_lookup match = { connectable, NULL }; |
2031 | int ret; | |
2032 | ||
72a734ec | 2033 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, index, mode_rsp, &match); |
9fbcbb45 | 2034 | |
72a734ec | 2035 | ev.val = connectable; |
9fbcbb45 | 2036 | |
4e51eae9 | 2037 | ret = mgmt_event(MGMT_EV_CONNECTABLE, index, &ev, sizeof(ev), match.sk); |
9fbcbb45 JH |
2038 | |
2039 | if (match.sk) | |
2040 | sock_put(match.sk); | |
2041 | ||
2042 | return ret; | |
2043 | } | |
55ed8ca1 | 2044 | |
2d7cee58 JH |
2045 | int mgmt_write_scan_failed(u16 index, u8 scan, u8 status) |
2046 | { | |
2047 | if (scan & SCAN_PAGE) | |
2048 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, index, | |
2049 | cmd_status_rsp, &status); | |
2050 | ||
2051 | if (scan & SCAN_INQUIRY) | |
2052 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, index, | |
2053 | cmd_status_rsp, &status); | |
2054 | ||
2055 | return 0; | |
2056 | } | |
2057 | ||
4df378a1 | 2058 | int mgmt_new_key(u16 index, struct link_key *key, u8 persistent) |
55ed8ca1 | 2059 | { |
a492cd52 | 2060 | struct mgmt_ev_new_key ev; |
55ed8ca1 | 2061 | |
a492cd52 | 2062 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 2063 | |
a492cd52 VCG |
2064 | ev.store_hint = persistent; |
2065 | bacpy(&ev.key.bdaddr, &key->bdaddr); | |
2066 | ev.key.type = key->type; | |
2067 | memcpy(ev.key.val, key->val, 16); | |
2068 | ev.key.pin_len = key->pin_len; | |
55ed8ca1 | 2069 | |
a492cd52 | 2070 | return mgmt_event(MGMT_EV_NEW_KEY, index, &ev, sizeof(ev), NULL); |
55ed8ca1 | 2071 | } |
f7520543 | 2072 | |
cfafccf7 | 2073 | int mgmt_connected(u16 index, bdaddr_t *bdaddr, u8 link_type) |
f7520543 JH |
2074 | { |
2075 | struct mgmt_ev_connected ev; | |
2076 | ||
f7520543 | 2077 | bacpy(&ev.bdaddr, bdaddr); |
cfafccf7 | 2078 | ev.link_type = link_type; |
f7520543 | 2079 | |
4e51eae9 | 2080 | return mgmt_event(MGMT_EV_CONNECTED, index, &ev, sizeof(ev), NULL); |
f7520543 JH |
2081 | } |
2082 | ||
8962ee74 JH |
2083 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
2084 | { | |
c68fb7ff | 2085 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 2086 | struct sock **sk = data; |
a38528f1 | 2087 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2088 | |
a38528f1 | 2089 | bacpy(&rp.bdaddr, &cp->bdaddr); |
8962ee74 | 2090 | |
4e51eae9 | 2091 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, &rp, sizeof(rp)); |
8962ee74 JH |
2092 | |
2093 | *sk = cmd->sk; | |
2094 | sock_hold(*sk); | |
2095 | ||
a664b5bc | 2096 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2097 | } |
2098 | ||
f7520543 JH |
2099 | int mgmt_disconnected(u16 index, bdaddr_t *bdaddr) |
2100 | { | |
2101 | struct mgmt_ev_disconnected ev; | |
8962ee74 JH |
2102 | struct sock *sk = NULL; |
2103 | int err; | |
2104 | ||
2105 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, index, disconnect_rsp, &sk); | |
f7520543 | 2106 | |
f7520543 JH |
2107 | bacpy(&ev.bdaddr, bdaddr); |
2108 | ||
4e51eae9 | 2109 | err = mgmt_event(MGMT_EV_DISCONNECTED, index, &ev, sizeof(ev), sk); |
8962ee74 JH |
2110 | |
2111 | if (sk) | |
2112 | sock_put(sk); | |
2113 | ||
2114 | return err; | |
2115 | } | |
2116 | ||
2117 | int mgmt_disconnect_failed(u16 index) | |
2118 | { | |
2119 | struct pending_cmd *cmd; | |
2120 | int err; | |
2121 | ||
2122 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, index); | |
2123 | if (!cmd) | |
2124 | return -ENOENT; | |
2125 | ||
4e51eae9 | 2126 | err = cmd_status(cmd->sk, index, MGMT_OP_DISCONNECT, EIO); |
8962ee74 | 2127 | |
a664b5bc | 2128 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2129 | |
2130 | return err; | |
f7520543 | 2131 | } |
17d5c04c JH |
2132 | |
2133 | int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
2134 | { | |
2135 | struct mgmt_ev_connect_failed ev; | |
2136 | ||
17d5c04c JH |
2137 | bacpy(&ev.bdaddr, bdaddr); |
2138 | ev.status = status; | |
2139 | ||
4e51eae9 | 2140 | return mgmt_event(MGMT_EV_CONNECT_FAILED, index, &ev, sizeof(ev), NULL); |
17d5c04c | 2141 | } |
980e1a53 | 2142 | |
a770bb5a | 2143 | int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
2144 | { |
2145 | struct mgmt_ev_pin_code_request ev; | |
2146 | ||
980e1a53 | 2147 | bacpy(&ev.bdaddr, bdaddr); |
a770bb5a | 2148 | ev.secure = secure; |
980e1a53 | 2149 | |
4e51eae9 SJ |
2150 | return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, index, &ev, sizeof(ev), |
2151 | NULL); | |
980e1a53 JH |
2152 | } |
2153 | ||
2154 | int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2155 | { | |
2156 | struct pending_cmd *cmd; | |
ac56fb13 | 2157 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
2158 | int err; |
2159 | ||
2160 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, index); | |
2161 | if (!cmd) | |
2162 | return -ENOENT; | |
2163 | ||
ac56fb13 JH |
2164 | bacpy(&rp.bdaddr, bdaddr); |
2165 | rp.status = status; | |
2166 | ||
4e51eae9 SJ |
2167 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_REPLY, &rp, |
2168 | sizeof(rp)); | |
980e1a53 | 2169 | |
a664b5bc | 2170 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2171 | |
2172 | return err; | |
2173 | } | |
2174 | ||
2175 | int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2176 | { | |
2177 | struct pending_cmd *cmd; | |
ac56fb13 | 2178 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
2179 | int err; |
2180 | ||
2181 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, index); | |
2182 | if (!cmd) | |
2183 | return -ENOENT; | |
2184 | ||
ac56fb13 JH |
2185 | bacpy(&rp.bdaddr, bdaddr); |
2186 | rp.status = status; | |
2187 | ||
4e51eae9 SJ |
2188 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, &rp, |
2189 | sizeof(rp)); | |
980e1a53 | 2190 | |
a664b5bc | 2191 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2192 | |
2193 | return err; | |
2194 | } | |
a5c29683 | 2195 | |
55bc1a37 JH |
2196 | int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value, |
2197 | u8 confirm_hint) | |
a5c29683 JH |
2198 | { |
2199 | struct mgmt_ev_user_confirm_request ev; | |
2200 | ||
2201 | BT_DBG("hci%u", index); | |
2202 | ||
a5c29683 | 2203 | bacpy(&ev.bdaddr, bdaddr); |
55bc1a37 | 2204 | ev.confirm_hint = confirm_hint; |
a5c29683 JH |
2205 | put_unaligned_le32(value, &ev.value); |
2206 | ||
4e51eae9 SJ |
2207 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, index, &ev, sizeof(ev), |
2208 | NULL); | |
a5c29683 JH |
2209 | } |
2210 | ||
2211 | static int confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status, | |
2212 | u8 opcode) | |
2213 | { | |
2214 | struct pending_cmd *cmd; | |
2215 | struct mgmt_rp_user_confirm_reply rp; | |
2216 | int err; | |
2217 | ||
2218 | cmd = mgmt_pending_find(opcode, index); | |
2219 | if (!cmd) | |
2220 | return -ENOENT; | |
2221 | ||
a5c29683 JH |
2222 | bacpy(&rp.bdaddr, bdaddr); |
2223 | rp.status = status; | |
4e51eae9 | 2224 | err = cmd_complete(cmd->sk, index, opcode, &rp, sizeof(rp)); |
a5c29683 | 2225 | |
a664b5bc | 2226 | mgmt_pending_remove(cmd); |
a5c29683 JH |
2227 | |
2228 | return err; | |
2229 | } | |
2230 | ||
2231 | int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2232 | { | |
2233 | return confirm_reply_complete(index, bdaddr, status, | |
2234 | MGMT_OP_USER_CONFIRM_REPLY); | |
2235 | } | |
2236 | ||
b8534e0f | 2237 | int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) |
a5c29683 JH |
2238 | { |
2239 | return confirm_reply_complete(index, bdaddr, status, | |
2240 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
2241 | } | |
2a611692 JH |
2242 | |
2243 | int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
2244 | { | |
2245 | struct mgmt_ev_auth_failed ev; | |
2246 | ||
2a611692 JH |
2247 | bacpy(&ev.bdaddr, bdaddr); |
2248 | ev.status = status; | |
2249 | ||
4e51eae9 | 2250 | return mgmt_event(MGMT_EV_AUTH_FAILED, index, &ev, sizeof(ev), NULL); |
2a611692 | 2251 | } |
b312b161 JH |
2252 | |
2253 | int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status) | |
2254 | { | |
2255 | struct pending_cmd *cmd; | |
80a1e1db | 2256 | struct hci_dev *hdev; |
b312b161 JH |
2257 | struct mgmt_cp_set_local_name ev; |
2258 | int err; | |
2259 | ||
2260 | memset(&ev, 0, sizeof(ev)); | |
2261 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
2262 | ||
2263 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, index); | |
2264 | if (!cmd) | |
2265 | goto send_event; | |
2266 | ||
2267 | if (status) { | |
2268 | err = cmd_status(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, EIO); | |
2269 | goto failed; | |
2270 | } | |
2271 | ||
80a1e1db JH |
2272 | hdev = hci_dev_get(index); |
2273 | if (hdev) { | |
2274 | hci_dev_lock_bh(hdev); | |
2275 | update_eir(hdev); | |
2276 | hci_dev_unlock_bh(hdev); | |
2277 | hci_dev_put(hdev); | |
2278 | } | |
2279 | ||
b312b161 JH |
2280 | err = cmd_complete(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, &ev, |
2281 | sizeof(ev)); | |
2282 | if (err < 0) | |
2283 | goto failed; | |
2284 | ||
2285 | send_event: | |
2286 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, index, &ev, sizeof(ev), | |
2287 | cmd ? cmd->sk : NULL); | |
2288 | ||
2289 | failed: | |
2290 | if (cmd) | |
2291 | mgmt_pending_remove(cmd); | |
2292 | return err; | |
2293 | } | |
c35938b2 SJ |
2294 | |
2295 | int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer, | |
2296 | u8 status) | |
2297 | { | |
2298 | struct pending_cmd *cmd; | |
2299 | int err; | |
2300 | ||
2301 | BT_DBG("hci%u status %u", index, status); | |
2302 | ||
2303 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index); | |
2304 | if (!cmd) | |
2305 | return -ENOENT; | |
2306 | ||
2307 | if (status) { | |
2308 | err = cmd_status(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
2309 | EIO); | |
2310 | } else { | |
2311 | struct mgmt_rp_read_local_oob_data rp; | |
2312 | ||
2313 | memcpy(rp.hash, hash, sizeof(rp.hash)); | |
2314 | memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer)); | |
2315 | ||
2316 | err = cmd_complete(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
2317 | &rp, sizeof(rp)); | |
2318 | } | |
2319 | ||
2320 | mgmt_pending_remove(cmd); | |
2321 | ||
2322 | return err; | |
2323 | } | |
e17acd40 JH |
2324 | |
2325 | int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi, | |
2326 | u8 *eir) | |
2327 | { | |
2328 | struct mgmt_ev_device_found ev; | |
2329 | ||
2330 | memset(&ev, 0, sizeof(ev)); | |
2331 | ||
2332 | bacpy(&ev.bdaddr, bdaddr); | |
e17acd40 JH |
2333 | ev.rssi = rssi; |
2334 | ||
2335 | if (eir) | |
2336 | memcpy(ev.eir, eir, sizeof(ev.eir)); | |
2337 | ||
f8523598 AG |
2338 | if (dev_class) |
2339 | memcpy(ev.dev_class, dev_class, sizeof(ev.dev_class)); | |
2340 | ||
e17acd40 JH |
2341 | return mgmt_event(MGMT_EV_DEVICE_FOUND, index, &ev, sizeof(ev), NULL); |
2342 | } | |
a88a9652 JH |
2343 | |
2344 | int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name) | |
2345 | { | |
2346 | struct mgmt_ev_remote_name ev; | |
2347 | ||
2348 | memset(&ev, 0, sizeof(ev)); | |
2349 | ||
2350 | bacpy(&ev.bdaddr, bdaddr); | |
2351 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
2352 | ||
2353 | return mgmt_event(MGMT_EV_REMOTE_NAME, index, &ev, sizeof(ev), NULL); | |
2354 | } | |
314b2381 | 2355 | |
164a6e78 JH |
2356 | int mgmt_inquiry_failed(u16 index, u8 status) |
2357 | { | |
2358 | struct pending_cmd *cmd; | |
2359 | int err; | |
2360 | ||
2361 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, index); | |
2362 | if (!cmd) | |
2363 | return -ENOENT; | |
2364 | ||
2365 | err = cmd_status(cmd->sk, index, cmd->opcode, status); | |
2366 | mgmt_pending_remove(cmd); | |
2367 | ||
2368 | return err; | |
2369 | } | |
2370 | ||
314b2381 JH |
2371 | int mgmt_discovering(u16 index, u8 discovering) |
2372 | { | |
164a6e78 JH |
2373 | struct pending_cmd *cmd; |
2374 | ||
2375 | if (discovering) | |
2376 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, index); | |
2377 | else | |
2378 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, index); | |
2379 | ||
2380 | if (cmd != NULL) { | |
2381 | cmd_complete(cmd->sk, index, cmd->opcode, NULL, 0); | |
2382 | mgmt_pending_remove(cmd); | |
2383 | } | |
2384 | ||
314b2381 JH |
2385 | return mgmt_event(MGMT_EV_DISCOVERING, index, &discovering, |
2386 | sizeof(discovering), NULL); | |
2387 | } | |
5e762444 AJ |
2388 | |
2389 | int mgmt_device_blocked(u16 index, bdaddr_t *bdaddr) | |
2390 | { | |
2391 | struct pending_cmd *cmd; | |
2392 | struct mgmt_ev_device_blocked ev; | |
2393 | ||
2394 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, index); | |
2395 | ||
2396 | bacpy(&ev.bdaddr, bdaddr); | |
2397 | ||
2398 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, index, &ev, sizeof(ev), | |
2399 | cmd ? cmd->sk : NULL); | |
2400 | } | |
2401 | ||
2402 | int mgmt_device_unblocked(u16 index, bdaddr_t *bdaddr) | |
2403 | { | |
2404 | struct pending_cmd *cmd; | |
2405 | struct mgmt_ev_device_unblocked ev; | |
2406 | ||
2407 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, index); | |
2408 | ||
2409 | bacpy(&ev.bdaddr, bdaddr); | |
2410 | ||
2411 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, index, &ev, sizeof(ev), | |
2412 | cmd ? cmd->sk : NULL); | |
2413 | } |