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Commit | Line | Data |
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0381101f JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
3 | Copyright (C) 2010 Nokia Corporation | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License version 2 as | |
7 | published by the Free Software Foundation; | |
8 | ||
9 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
10 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
11 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
12 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
13 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
14 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
15 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
16 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
17 | ||
18 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
19 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
20 | SOFTWARE IS DISCLAIMED. | |
21 | */ | |
22 | ||
23 | /* Bluetooth HCI Management interface */ | |
24 | ||
72359753 | 25 | #include <linux/uaccess.h> |
0381101f JH |
26 | #include <asm/unaligned.h> |
27 | ||
28 | #include <net/bluetooth/bluetooth.h> | |
29 | #include <net/bluetooth/hci_core.h> | |
30 | #include <net/bluetooth/mgmt.h> | |
31 | ||
02d98129 JH |
32 | #define MGMT_VERSION 0 |
33 | #define MGMT_REVISION 1 | |
34 | ||
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) { |
ab81cbf9 JH |
153 | hci_del_off_timer(d); |
154 | ||
155 | if (test_bit(HCI_SETUP, &d->flags)) | |
156 | continue; | |
157 | ||
faba42eb JH |
158 | put_unaligned_le16(d->id, &rp->index[i++]); |
159 | BT_DBG("Added hci%u", d->id); | |
160 | } | |
161 | ||
162 | read_unlock(&hci_dev_list_lock); | |
163 | ||
4e51eae9 SJ |
164 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, rp, |
165 | rp_len); | |
faba42eb | 166 | |
a38528f1 JH |
167 | kfree(rp); |
168 | ||
169 | return err; | |
faba42eb JH |
170 | } |
171 | ||
4e51eae9 | 172 | static int read_controller_info(struct sock *sk, u16 index) |
0381101f | 173 | { |
a38528f1 | 174 | struct mgmt_rp_read_info rp; |
f7b64e69 | 175 | struct hci_dev *hdev; |
0381101f | 176 | |
4e51eae9 | 177 | BT_DBG("sock %p hci%u", sk, index); |
f7b64e69 | 178 | |
4e51eae9 | 179 | hdev = hci_dev_get(index); |
a38528f1 | 180 | if (!hdev) |
4e51eae9 | 181 | return cmd_status(sk, index, MGMT_OP_READ_INFO, ENODEV); |
f7b64e69 | 182 | |
ab81cbf9 JH |
183 | hci_del_off_timer(hdev); |
184 | ||
8c156c32 | 185 | hci_dev_lock_bh(hdev); |
f7b64e69 | 186 | |
ebc99feb JH |
187 | set_bit(HCI_MGMT, &hdev->flags); |
188 | ||
dc4fe30b JH |
189 | memset(&rp, 0, sizeof(rp)); |
190 | ||
a38528f1 | 191 | rp.type = hdev->dev_type; |
f7b64e69 | 192 | |
a38528f1 JH |
193 | rp.powered = test_bit(HCI_UP, &hdev->flags); |
194 | rp.connectable = test_bit(HCI_PSCAN, &hdev->flags); | |
195 | rp.discoverable = test_bit(HCI_ISCAN, &hdev->flags); | |
196 | rp.pairable = test_bit(HCI_PSCAN, &hdev->flags); | |
f7b64e69 JH |
197 | |
198 | if (test_bit(HCI_AUTH, &hdev->flags)) | |
a38528f1 | 199 | rp.sec_mode = 3; |
f7b64e69 | 200 | else if (hdev->ssp_mode > 0) |
a38528f1 | 201 | rp.sec_mode = 4; |
f7b64e69 | 202 | else |
a38528f1 | 203 | rp.sec_mode = 2; |
f7b64e69 | 204 | |
a38528f1 JH |
205 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
206 | memcpy(rp.features, hdev->features, 8); | |
207 | memcpy(rp.dev_class, hdev->dev_class, 3); | |
208 | put_unaligned_le16(hdev->manufacturer, &rp.manufacturer); | |
209 | rp.hci_ver = hdev->hci_ver; | |
210 | put_unaligned_le16(hdev->hci_rev, &rp.hci_rev); | |
f7b64e69 | 211 | |
dc4fe30b JH |
212 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
213 | ||
8c156c32 | 214 | hci_dev_unlock_bh(hdev); |
f7b64e69 | 215 | hci_dev_put(hdev); |
0381101f | 216 | |
4e51eae9 | 217 | return cmd_complete(sk, index, MGMT_OP_READ_INFO, &rp, sizeof(rp)); |
0381101f JH |
218 | } |
219 | ||
eec8d2bc JH |
220 | static void mgmt_pending_free(struct pending_cmd *cmd) |
221 | { | |
222 | sock_put(cmd->sk); | |
c68fb7ff | 223 | kfree(cmd->param); |
eec8d2bc JH |
224 | kfree(cmd); |
225 | } | |
226 | ||
366a0336 JH |
227 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
228 | u16 index, void *data, u16 len) | |
eec8d2bc JH |
229 | { |
230 | struct pending_cmd *cmd; | |
231 | ||
232 | cmd = kmalloc(sizeof(*cmd), GFP_ATOMIC); | |
233 | if (!cmd) | |
366a0336 | 234 | return NULL; |
eec8d2bc JH |
235 | |
236 | cmd->opcode = opcode; | |
237 | cmd->index = index; | |
238 | ||
c68fb7ff SJ |
239 | cmd->param = kmalloc(len, GFP_ATOMIC); |
240 | if (!cmd->param) { | |
eec8d2bc | 241 | kfree(cmd); |
366a0336 | 242 | return NULL; |
eec8d2bc JH |
243 | } |
244 | ||
8fce6357 SJ |
245 | if (data) |
246 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
247 | |
248 | cmd->sk = sk; | |
249 | sock_hold(sk); | |
250 | ||
251 | list_add(&cmd->list, &cmd_list); | |
252 | ||
366a0336 | 253 | return cmd; |
eec8d2bc JH |
254 | } |
255 | ||
256 | static void mgmt_pending_foreach(u16 opcode, int index, | |
257 | void (*cb)(struct pending_cmd *cmd, void *data), | |
258 | void *data) | |
259 | { | |
260 | struct list_head *p, *n; | |
261 | ||
262 | list_for_each_safe(p, n, &cmd_list) { | |
263 | struct pending_cmd *cmd; | |
264 | ||
265 | cmd = list_entry(p, struct pending_cmd, list); | |
266 | ||
b24752fe | 267 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
268 | continue; |
269 | ||
270 | if (index >= 0 && cmd->index != index) | |
271 | continue; | |
272 | ||
273 | cb(cmd, data); | |
274 | } | |
275 | } | |
276 | ||
277 | static struct pending_cmd *mgmt_pending_find(u16 opcode, int index) | |
278 | { | |
8035ded4 | 279 | struct pending_cmd *cmd; |
eec8d2bc | 280 | |
8035ded4 | 281 | list_for_each_entry(cmd, &cmd_list, list) { |
eec8d2bc JH |
282 | if (cmd->opcode != opcode) |
283 | continue; | |
284 | ||
285 | if (index >= 0 && cmd->index != index) | |
286 | continue; | |
287 | ||
288 | return cmd; | |
289 | } | |
290 | ||
291 | return NULL; | |
292 | } | |
293 | ||
a664b5bc | 294 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 295 | { |
73f22f62 JH |
296 | list_del(&cmd->list); |
297 | mgmt_pending_free(cmd); | |
298 | } | |
299 | ||
4e51eae9 | 300 | static int set_powered(struct sock *sk, u16 index, unsigned char *data, u16 len) |
eec8d2bc | 301 | { |
72a734ec | 302 | struct mgmt_mode *cp; |
eec8d2bc | 303 | struct hci_dev *hdev; |
366a0336 | 304 | struct pending_cmd *cmd; |
366a0336 | 305 | int err, up; |
eec8d2bc JH |
306 | |
307 | cp = (void *) data; | |
eec8d2bc | 308 | |
4e51eae9 | 309 | BT_DBG("request for hci%u", index); |
eec8d2bc | 310 | |
bdce7baf SJ |
311 | if (len != sizeof(*cp)) |
312 | return cmd_status(sk, index, MGMT_OP_SET_POWERED, EINVAL); | |
313 | ||
4e51eae9 | 314 | hdev = hci_dev_get(index); |
eec8d2bc | 315 | if (!hdev) |
4e51eae9 | 316 | return cmd_status(sk, index, MGMT_OP_SET_POWERED, ENODEV); |
eec8d2bc | 317 | |
8c156c32 | 318 | hci_dev_lock_bh(hdev); |
eec8d2bc JH |
319 | |
320 | up = test_bit(HCI_UP, &hdev->flags); | |
72a734ec | 321 | if ((cp->val && up) || (!cp->val && !up)) { |
4e51eae9 | 322 | err = cmd_status(sk, index, MGMT_OP_SET_POWERED, EALREADY); |
eec8d2bc JH |
323 | goto failed; |
324 | } | |
325 | ||
4e51eae9 SJ |
326 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, index)) { |
327 | err = cmd_status(sk, index, MGMT_OP_SET_POWERED, EBUSY); | |
eec8d2bc JH |
328 | goto failed; |
329 | } | |
330 | ||
4e51eae9 | 331 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, index, data, len); |
366a0336 JH |
332 | if (!cmd) { |
333 | err = -ENOMEM; | |
eec8d2bc | 334 | goto failed; |
366a0336 | 335 | } |
eec8d2bc | 336 | |
72a734ec | 337 | if (cp->val) |
eec8d2bc JH |
338 | queue_work(hdev->workqueue, &hdev->power_on); |
339 | else | |
340 | queue_work(hdev->workqueue, &hdev->power_off); | |
341 | ||
366a0336 | 342 | err = 0; |
eec8d2bc JH |
343 | |
344 | failed: | |
8c156c32 | 345 | hci_dev_unlock_bh(hdev); |
eec8d2bc | 346 | hci_dev_put(hdev); |
366a0336 | 347 | return err; |
eec8d2bc JH |
348 | } |
349 | ||
4e51eae9 SJ |
350 | static int set_discoverable(struct sock *sk, u16 index, unsigned char *data, |
351 | u16 len) | |
73f22f62 | 352 | { |
16ab91ab | 353 | struct mgmt_cp_set_discoverable *cp; |
73f22f62 | 354 | struct hci_dev *hdev; |
366a0336 | 355 | struct pending_cmd *cmd; |
73f22f62 JH |
356 | u8 scan; |
357 | int err; | |
358 | ||
359 | cp = (void *) data; | |
73f22f62 | 360 | |
4e51eae9 | 361 | BT_DBG("request for hci%u", index); |
73f22f62 | 362 | |
bdce7baf SJ |
363 | if (len != sizeof(*cp)) |
364 | return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EINVAL); | |
365 | ||
4e51eae9 | 366 | hdev = hci_dev_get(index); |
73f22f62 | 367 | if (!hdev) |
4e51eae9 | 368 | return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENODEV); |
73f22f62 | 369 | |
8c156c32 | 370 | hci_dev_lock_bh(hdev); |
73f22f62 JH |
371 | |
372 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 373 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENETDOWN); |
73f22f62 JH |
374 | goto failed; |
375 | } | |
376 | ||
4e51eae9 SJ |
377 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) || |
378 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) { | |
379 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EBUSY); | |
73f22f62 JH |
380 | goto failed; |
381 | } | |
382 | ||
72a734ec | 383 | if (cp->val == test_bit(HCI_ISCAN, &hdev->flags) && |
73f22f62 | 384 | test_bit(HCI_PSCAN, &hdev->flags)) { |
4e51eae9 | 385 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EALREADY); |
73f22f62 JH |
386 | goto failed; |
387 | } | |
388 | ||
4e51eae9 | 389 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, index, data, len); |
366a0336 JH |
390 | if (!cmd) { |
391 | err = -ENOMEM; | |
73f22f62 | 392 | goto failed; |
366a0336 | 393 | } |
73f22f62 JH |
394 | |
395 | scan = SCAN_PAGE; | |
396 | ||
72a734ec | 397 | if (cp->val) |
73f22f62 | 398 | scan |= SCAN_INQUIRY; |
16ab91ab JH |
399 | else |
400 | cancel_delayed_work_sync(&hdev->discov_off); | |
73f22f62 JH |
401 | |
402 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
403 | if (err < 0) | |
a664b5bc | 404 | mgmt_pending_remove(cmd); |
73f22f62 | 405 | |
16ab91ab JH |
406 | if (cp->val) |
407 | hdev->discov_timeout = get_unaligned_le16(&cp->timeout); | |
408 | ||
73f22f62 | 409 | failed: |
8c156c32 | 410 | hci_dev_unlock_bh(hdev); |
73f22f62 JH |
411 | hci_dev_put(hdev); |
412 | ||
413 | return err; | |
414 | } | |
415 | ||
4e51eae9 SJ |
416 | static int set_connectable(struct sock *sk, u16 index, unsigned char *data, |
417 | u16 len) | |
9fbcbb45 | 418 | { |
72a734ec | 419 | struct mgmt_mode *cp; |
9fbcbb45 | 420 | struct hci_dev *hdev; |
366a0336 | 421 | struct pending_cmd *cmd; |
9fbcbb45 JH |
422 | u8 scan; |
423 | int err; | |
424 | ||
425 | cp = (void *) data; | |
9fbcbb45 | 426 | |
4e51eae9 | 427 | BT_DBG("request for hci%u", index); |
9fbcbb45 | 428 | |
bdce7baf SJ |
429 | if (len != sizeof(*cp)) |
430 | return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EINVAL); | |
431 | ||
4e51eae9 | 432 | hdev = hci_dev_get(index); |
9fbcbb45 | 433 | if (!hdev) |
4e51eae9 | 434 | return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENODEV); |
9fbcbb45 | 435 | |
8c156c32 | 436 | hci_dev_lock_bh(hdev); |
9fbcbb45 JH |
437 | |
438 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 439 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENETDOWN); |
9fbcbb45 JH |
440 | goto failed; |
441 | } | |
442 | ||
4e51eae9 SJ |
443 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) || |
444 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) { | |
445 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EBUSY); | |
9fbcbb45 JH |
446 | goto failed; |
447 | } | |
448 | ||
72a734ec | 449 | if (cp->val == test_bit(HCI_PSCAN, &hdev->flags)) { |
4e51eae9 | 450 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EALREADY); |
9fbcbb45 JH |
451 | goto failed; |
452 | } | |
453 | ||
4e51eae9 | 454 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, index, data, len); |
366a0336 JH |
455 | if (!cmd) { |
456 | err = -ENOMEM; | |
9fbcbb45 | 457 | goto failed; |
366a0336 | 458 | } |
9fbcbb45 | 459 | |
72a734ec | 460 | if (cp->val) |
9fbcbb45 JH |
461 | scan = SCAN_PAGE; |
462 | else | |
463 | scan = 0; | |
464 | ||
465 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
466 | if (err < 0) | |
a664b5bc | 467 | mgmt_pending_remove(cmd); |
9fbcbb45 JH |
468 | |
469 | failed: | |
8c156c32 | 470 | hci_dev_unlock_bh(hdev); |
9fbcbb45 JH |
471 | hci_dev_put(hdev); |
472 | ||
473 | return err; | |
474 | } | |
475 | ||
4e51eae9 SJ |
476 | static int mgmt_event(u16 event, u16 index, void *data, u16 data_len, |
477 | struct sock *skip_sk) | |
c542a06c JH |
478 | { |
479 | struct sk_buff *skb; | |
480 | struct mgmt_hdr *hdr; | |
481 | ||
482 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC); | |
483 | if (!skb) | |
484 | return -ENOMEM; | |
485 | ||
486 | bt_cb(skb)->channel = HCI_CHANNEL_CONTROL; | |
487 | ||
488 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
489 | hdr->opcode = cpu_to_le16(event); | |
4e51eae9 | 490 | hdr->index = cpu_to_le16(index); |
c542a06c JH |
491 | hdr->len = cpu_to_le16(data_len); |
492 | ||
4e51eae9 SJ |
493 | if (data) |
494 | memcpy(skb_put(skb, data_len), data, data_len); | |
c542a06c JH |
495 | |
496 | hci_send_to_sock(NULL, skb, skip_sk); | |
497 | kfree_skb(skb); | |
498 | ||
499 | return 0; | |
500 | } | |
501 | ||
053f0211 JH |
502 | static int send_mode_rsp(struct sock *sk, u16 opcode, u16 index, u8 val) |
503 | { | |
a38528f1 | 504 | struct mgmt_mode rp; |
053f0211 | 505 | |
a38528f1 | 506 | rp.val = val; |
053f0211 | 507 | |
4e51eae9 | 508 | return cmd_complete(sk, index, opcode, &rp, sizeof(rp)); |
053f0211 JH |
509 | } |
510 | ||
4e51eae9 SJ |
511 | static int set_pairable(struct sock *sk, u16 index, unsigned char *data, |
512 | u16 len) | |
c542a06c JH |
513 | { |
514 | struct mgmt_mode *cp, ev; | |
515 | struct hci_dev *hdev; | |
c542a06c JH |
516 | int err; |
517 | ||
518 | cp = (void *) data; | |
c542a06c | 519 | |
4e51eae9 | 520 | BT_DBG("request for hci%u", index); |
c542a06c | 521 | |
bdce7baf SJ |
522 | if (len != sizeof(*cp)) |
523 | return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, EINVAL); | |
524 | ||
4e51eae9 | 525 | hdev = hci_dev_get(index); |
c542a06c | 526 | if (!hdev) |
4e51eae9 | 527 | return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, ENODEV); |
c542a06c | 528 | |
8c156c32 | 529 | hci_dev_lock_bh(hdev); |
c542a06c JH |
530 | |
531 | if (cp->val) | |
532 | set_bit(HCI_PAIRABLE, &hdev->flags); | |
533 | else | |
534 | clear_bit(HCI_PAIRABLE, &hdev->flags); | |
535 | ||
4e51eae9 | 536 | err = send_mode_rsp(sk, MGMT_OP_SET_PAIRABLE, index, cp->val); |
c542a06c JH |
537 | if (err < 0) |
538 | goto failed; | |
539 | ||
c542a06c JH |
540 | ev.val = cp->val; |
541 | ||
4e51eae9 | 542 | err = mgmt_event(MGMT_EV_PAIRABLE, index, &ev, sizeof(ev), sk); |
c542a06c JH |
543 | |
544 | failed: | |
8c156c32 | 545 | hci_dev_unlock_bh(hdev); |
c542a06c JH |
546 | hci_dev_put(hdev); |
547 | ||
548 | return err; | |
549 | } | |
550 | ||
80a1e1db JH |
551 | #define EIR_FLAGS 0x01 /* flags */ |
552 | #define EIR_UUID16_SOME 0x02 /* 16-bit UUID, more available */ | |
553 | #define EIR_UUID16_ALL 0x03 /* 16-bit UUID, all listed */ | |
554 | #define EIR_UUID32_SOME 0x04 /* 32-bit UUID, more available */ | |
555 | #define EIR_UUID32_ALL 0x05 /* 32-bit UUID, all listed */ | |
556 | #define EIR_UUID128_SOME 0x06 /* 128-bit UUID, more available */ | |
557 | #define EIR_UUID128_ALL 0x07 /* 128-bit UUID, all listed */ | |
558 | #define EIR_NAME_SHORT 0x08 /* shortened local name */ | |
559 | #define EIR_NAME_COMPLETE 0x09 /* complete local name */ | |
560 | #define EIR_TX_POWER 0x0A /* transmit power level */ | |
561 | #define EIR_DEVICE_ID 0x10 /* device ID */ | |
562 | ||
563 | #define PNP_INFO_SVCLASS_ID 0x1200 | |
564 | ||
565 | static u8 bluetooth_base_uuid[] = { | |
566 | 0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80, | |
567 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
568 | }; | |
569 | ||
570 | static u16 get_uuid16(u8 *uuid128) | |
571 | { | |
572 | u32 val; | |
573 | int i; | |
574 | ||
575 | for (i = 0; i < 12; i++) { | |
576 | if (bluetooth_base_uuid[i] != uuid128[i]) | |
577 | return 0; | |
578 | } | |
579 | ||
580 | memcpy(&val, &uuid128[12], 4); | |
581 | ||
582 | val = le32_to_cpu(val); | |
583 | if (val > 0xffff) | |
584 | return 0; | |
585 | ||
586 | return (u16) val; | |
587 | } | |
588 | ||
589 | static void create_eir(struct hci_dev *hdev, u8 *data) | |
590 | { | |
591 | u8 *ptr = data; | |
592 | u16 eir_len = 0; | |
593 | u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)]; | |
594 | int i, truncated = 0; | |
8035ded4 | 595 | struct bt_uuid *uuid; |
80a1e1db JH |
596 | size_t name_len; |
597 | ||
598 | name_len = strlen(hdev->dev_name); | |
599 | ||
600 | if (name_len > 0) { | |
601 | /* EIR Data type */ | |
602 | if (name_len > 48) { | |
603 | name_len = 48; | |
604 | ptr[1] = EIR_NAME_SHORT; | |
605 | } else | |
606 | ptr[1] = EIR_NAME_COMPLETE; | |
607 | ||
608 | /* EIR Data length */ | |
609 | ptr[0] = name_len + 1; | |
610 | ||
611 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
612 | ||
613 | eir_len += (name_len + 2); | |
614 | ptr += (name_len + 2); | |
615 | } | |
616 | ||
617 | memset(uuid16_list, 0, sizeof(uuid16_list)); | |
618 | ||
619 | /* Group all UUID16 types */ | |
8035ded4 | 620 | list_for_each_entry(uuid, &hdev->uuids, list) { |
80a1e1db JH |
621 | u16 uuid16; |
622 | ||
623 | uuid16 = get_uuid16(uuid->uuid); | |
624 | if (uuid16 == 0) | |
625 | return; | |
626 | ||
627 | if (uuid16 < 0x1100) | |
628 | continue; | |
629 | ||
630 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
631 | continue; | |
632 | ||
633 | /* Stop if not enough space to put next UUID */ | |
634 | if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) { | |
635 | truncated = 1; | |
636 | break; | |
637 | } | |
638 | ||
639 | /* Check for duplicates */ | |
640 | for (i = 0; uuid16_list[i] != 0; i++) | |
641 | if (uuid16_list[i] == uuid16) | |
642 | break; | |
643 | ||
644 | if (uuid16_list[i] == 0) { | |
645 | uuid16_list[i] = uuid16; | |
646 | eir_len += sizeof(u16); | |
647 | } | |
648 | } | |
649 | ||
650 | if (uuid16_list[0] != 0) { | |
651 | u8 *length = ptr; | |
652 | ||
653 | /* EIR Data type */ | |
654 | ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL; | |
655 | ||
656 | ptr += 2; | |
657 | eir_len += 2; | |
658 | ||
659 | for (i = 0; uuid16_list[i] != 0; i++) { | |
660 | *ptr++ = (uuid16_list[i] & 0x00ff); | |
661 | *ptr++ = (uuid16_list[i] & 0xff00) >> 8; | |
662 | } | |
663 | ||
664 | /* EIR Data length */ | |
665 | *length = (i * sizeof(u16)) + 1; | |
666 | } | |
667 | } | |
668 | ||
669 | static int update_eir(struct hci_dev *hdev) | |
670 | { | |
671 | struct hci_cp_write_eir cp; | |
672 | ||
673 | if (!(hdev->features[6] & LMP_EXT_INQ)) | |
674 | return 0; | |
675 | ||
676 | if (hdev->ssp_mode == 0) | |
677 | return 0; | |
678 | ||
679 | if (test_bit(HCI_SERVICE_CACHE, &hdev->flags)) | |
680 | return 0; | |
681 | ||
682 | memset(&cp, 0, sizeof(cp)); | |
683 | ||
684 | create_eir(hdev, cp.data); | |
685 | ||
686 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
687 | return 0; | |
688 | ||
689 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
690 | ||
691 | return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp); | |
692 | } | |
693 | ||
1aff6f09 JH |
694 | static u8 get_service_classes(struct hci_dev *hdev) |
695 | { | |
12dc0743 | 696 | struct bt_uuid *uuid; |
1aff6f09 JH |
697 | u8 val = 0; |
698 | ||
12dc0743 | 699 | list_for_each_entry(uuid, &hdev->uuids, list) |
1aff6f09 | 700 | val |= uuid->svc_hint; |
1aff6f09 JH |
701 | |
702 | return val; | |
703 | } | |
704 | ||
705 | static int update_class(struct hci_dev *hdev) | |
706 | { | |
707 | u8 cod[3]; | |
708 | ||
709 | BT_DBG("%s", hdev->name); | |
710 | ||
711 | if (test_bit(HCI_SERVICE_CACHE, &hdev->flags)) | |
712 | return 0; | |
713 | ||
714 | cod[0] = hdev->minor_class; | |
715 | cod[1] = hdev->major_class; | |
716 | cod[2] = get_service_classes(hdev); | |
717 | ||
718 | if (memcmp(cod, hdev->dev_class, 3) == 0) | |
719 | return 0; | |
720 | ||
721 | return hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); | |
722 | } | |
723 | ||
4e51eae9 | 724 | static int add_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) |
2aeb9a1a JH |
725 | { |
726 | struct mgmt_cp_add_uuid *cp; | |
727 | struct hci_dev *hdev; | |
728 | struct bt_uuid *uuid; | |
2aeb9a1a JH |
729 | int err; |
730 | ||
731 | cp = (void *) data; | |
2aeb9a1a | 732 | |
4e51eae9 | 733 | BT_DBG("request for hci%u", index); |
2aeb9a1a | 734 | |
bdce7baf SJ |
735 | if (len != sizeof(*cp)) |
736 | return cmd_status(sk, index, MGMT_OP_ADD_UUID, EINVAL); | |
737 | ||
4e51eae9 | 738 | hdev = hci_dev_get(index); |
2aeb9a1a | 739 | if (!hdev) |
4e51eae9 | 740 | return cmd_status(sk, index, MGMT_OP_ADD_UUID, ENODEV); |
2aeb9a1a | 741 | |
8c156c32 | 742 | hci_dev_lock_bh(hdev); |
2aeb9a1a JH |
743 | |
744 | uuid = kmalloc(sizeof(*uuid), GFP_ATOMIC); | |
745 | if (!uuid) { | |
746 | err = -ENOMEM; | |
747 | goto failed; | |
748 | } | |
749 | ||
750 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 751 | uuid->svc_hint = cp->svc_hint; |
2aeb9a1a JH |
752 | |
753 | list_add(&uuid->list, &hdev->uuids); | |
754 | ||
1aff6f09 JH |
755 | err = update_class(hdev); |
756 | if (err < 0) | |
757 | goto failed; | |
758 | ||
80a1e1db JH |
759 | err = update_eir(hdev); |
760 | if (err < 0) | |
761 | goto failed; | |
762 | ||
4e51eae9 | 763 | err = cmd_complete(sk, index, MGMT_OP_ADD_UUID, NULL, 0); |
2aeb9a1a JH |
764 | |
765 | failed: | |
8c156c32 | 766 | hci_dev_unlock_bh(hdev); |
2aeb9a1a JH |
767 | hci_dev_put(hdev); |
768 | ||
769 | return err; | |
770 | } | |
771 | ||
4e51eae9 | 772 | static int remove_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) |
2aeb9a1a JH |
773 | { |
774 | struct list_head *p, *n; | |
779cb850 | 775 | struct mgmt_cp_remove_uuid *cp; |
2aeb9a1a JH |
776 | struct hci_dev *hdev; |
777 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; | |
2aeb9a1a JH |
778 | int err, found; |
779 | ||
780 | cp = (void *) data; | |
2aeb9a1a | 781 | |
4e51eae9 | 782 | BT_DBG("request for hci%u", index); |
2aeb9a1a | 783 | |
bdce7baf SJ |
784 | if (len != sizeof(*cp)) |
785 | return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, EINVAL); | |
786 | ||
4e51eae9 | 787 | hdev = hci_dev_get(index); |
2aeb9a1a | 788 | if (!hdev) |
4e51eae9 | 789 | return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENODEV); |
2aeb9a1a | 790 | |
8c156c32 | 791 | hci_dev_lock_bh(hdev); |
2aeb9a1a JH |
792 | |
793 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { | |
794 | err = hci_uuids_clear(hdev); | |
795 | goto unlock; | |
796 | } | |
797 | ||
798 | found = 0; | |
799 | ||
800 | list_for_each_safe(p, n, &hdev->uuids) { | |
801 | struct bt_uuid *match = list_entry(p, struct bt_uuid, list); | |
802 | ||
803 | if (memcmp(match->uuid, cp->uuid, 16) != 0) | |
804 | continue; | |
805 | ||
806 | list_del(&match->list); | |
807 | found++; | |
808 | } | |
809 | ||
810 | if (found == 0) { | |
4e51eae9 | 811 | err = cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENOENT); |
2aeb9a1a JH |
812 | goto unlock; |
813 | } | |
814 | ||
1aff6f09 JH |
815 | err = update_class(hdev); |
816 | if (err < 0) | |
817 | goto unlock; | |
818 | ||
80a1e1db JH |
819 | err = update_eir(hdev); |
820 | if (err < 0) | |
821 | goto unlock; | |
822 | ||
4e51eae9 | 823 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_UUID, NULL, 0); |
2aeb9a1a JH |
824 | |
825 | unlock: | |
8c156c32 | 826 | hci_dev_unlock_bh(hdev); |
2aeb9a1a JH |
827 | hci_dev_put(hdev); |
828 | ||
829 | return err; | |
830 | } | |
831 | ||
4e51eae9 SJ |
832 | static int set_dev_class(struct sock *sk, u16 index, unsigned char *data, |
833 | u16 len) | |
1aff6f09 JH |
834 | { |
835 | struct hci_dev *hdev; | |
836 | struct mgmt_cp_set_dev_class *cp; | |
1aff6f09 JH |
837 | int err; |
838 | ||
839 | cp = (void *) data; | |
1aff6f09 | 840 | |
4e51eae9 | 841 | BT_DBG("request for hci%u", index); |
1aff6f09 | 842 | |
bdce7baf SJ |
843 | if (len != sizeof(*cp)) |
844 | return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, EINVAL); | |
845 | ||
4e51eae9 | 846 | hdev = hci_dev_get(index); |
1aff6f09 | 847 | if (!hdev) |
4e51eae9 | 848 | return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, ENODEV); |
1aff6f09 | 849 | |
8c156c32 | 850 | hci_dev_lock_bh(hdev); |
1aff6f09 JH |
851 | |
852 | hdev->major_class = cp->major; | |
853 | hdev->minor_class = cp->minor; | |
854 | ||
855 | err = update_class(hdev); | |
856 | ||
857 | if (err == 0) | |
4e51eae9 | 858 | err = cmd_complete(sk, index, MGMT_OP_SET_DEV_CLASS, NULL, 0); |
1aff6f09 | 859 | |
8c156c32 | 860 | hci_dev_unlock_bh(hdev); |
1aff6f09 JH |
861 | hci_dev_put(hdev); |
862 | ||
863 | return err; | |
864 | } | |
865 | ||
4e51eae9 SJ |
866 | static int set_service_cache(struct sock *sk, u16 index, unsigned char *data, |
867 | u16 len) | |
1aff6f09 JH |
868 | { |
869 | struct hci_dev *hdev; | |
870 | struct mgmt_cp_set_service_cache *cp; | |
1aff6f09 JH |
871 | int err; |
872 | ||
873 | cp = (void *) data; | |
1aff6f09 | 874 | |
bdce7baf | 875 | if (len != sizeof(*cp)) |
b8534e0f | 876 | return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, EINVAL); |
bdce7baf | 877 | |
4e51eae9 | 878 | hdev = hci_dev_get(index); |
1aff6f09 | 879 | if (!hdev) |
4e51eae9 | 880 | return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, ENODEV); |
1aff6f09 | 881 | |
8c156c32 | 882 | hci_dev_lock_bh(hdev); |
1aff6f09 | 883 | |
4e51eae9 | 884 | BT_DBG("hci%u enable %d", index, cp->enable); |
1aff6f09 JH |
885 | |
886 | if (cp->enable) { | |
887 | set_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
888 | err = 0; | |
889 | } else { | |
890 | clear_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
891 | err = update_class(hdev); | |
80a1e1db JH |
892 | if (err == 0) |
893 | err = update_eir(hdev); | |
1aff6f09 JH |
894 | } |
895 | ||
896 | if (err == 0) | |
4e51eae9 SJ |
897 | err = cmd_complete(sk, index, MGMT_OP_SET_SERVICE_CACHE, NULL, |
898 | 0); | |
e5b82e58 GP |
899 | else |
900 | cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, -err); | |
901 | ||
1aff6f09 | 902 | |
8c156c32 | 903 | hci_dev_unlock_bh(hdev); |
1aff6f09 JH |
904 | hci_dev_put(hdev); |
905 | ||
906 | return err; | |
907 | } | |
908 | ||
4e51eae9 | 909 | static int load_keys(struct sock *sk, u16 index, unsigned char *data, u16 len) |
55ed8ca1 JH |
910 | { |
911 | struct hci_dev *hdev; | |
912 | struct mgmt_cp_load_keys *cp; | |
4e51eae9 | 913 | u16 key_count, expected_len; |
a492cd52 | 914 | int i; |
55ed8ca1 JH |
915 | |
916 | cp = (void *) data; | |
bdce7baf SJ |
917 | |
918 | if (len < sizeof(*cp)) | |
b7059136 | 919 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, EINVAL); |
bdce7baf | 920 | |
55ed8ca1 JH |
921 | key_count = get_unaligned_le16(&cp->key_count); |
922 | ||
923 | expected_len = sizeof(*cp) + key_count * sizeof(struct mgmt_key_info); | |
a492cd52 VCG |
924 | if (expected_len != len) { |
925 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
926 | len, expected_len); | |
b7059136 | 927 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, EINVAL); |
55ed8ca1 JH |
928 | } |
929 | ||
4e51eae9 | 930 | hdev = hci_dev_get(index); |
55ed8ca1 | 931 | if (!hdev) |
4e51eae9 | 932 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, ENODEV); |
55ed8ca1 | 933 | |
4e51eae9 | 934 | BT_DBG("hci%u debug_keys %u key_count %u", index, cp->debug_keys, |
55ed8ca1 JH |
935 | key_count); |
936 | ||
8c156c32 | 937 | hci_dev_lock_bh(hdev); |
55ed8ca1 JH |
938 | |
939 | hci_link_keys_clear(hdev); | |
940 | ||
941 | set_bit(HCI_LINK_KEYS, &hdev->flags); | |
942 | ||
943 | if (cp->debug_keys) | |
944 | set_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
945 | else | |
946 | clear_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
947 | ||
a492cd52 VCG |
948 | for (i = 0; i < key_count; i++) { |
949 | struct mgmt_key_info *key = &cp->keys[i]; | |
55ed8ca1 | 950 | |
d25e28ab | 951 | hci_add_link_key(hdev, NULL, 0, &key->bdaddr, key->val, key->type, |
55ed8ca1 JH |
952 | key->pin_len); |
953 | } | |
954 | ||
8c156c32 | 955 | hci_dev_unlock_bh(hdev); |
55ed8ca1 JH |
956 | hci_dev_put(hdev); |
957 | ||
a492cd52 | 958 | return 0; |
55ed8ca1 JH |
959 | } |
960 | ||
4e51eae9 | 961 | static int remove_key(struct sock *sk, u16 index, unsigned char *data, u16 len) |
55ed8ca1 JH |
962 | { |
963 | struct hci_dev *hdev; | |
964 | struct mgmt_cp_remove_key *cp; | |
965 | struct hci_conn *conn; | |
55ed8ca1 JH |
966 | int err; |
967 | ||
968 | cp = (void *) data; | |
55ed8ca1 | 969 | |
bdce7baf SJ |
970 | if (len != sizeof(*cp)) |
971 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, EINVAL); | |
972 | ||
4e51eae9 | 973 | hdev = hci_dev_get(index); |
55ed8ca1 | 974 | if (!hdev) |
4e51eae9 | 975 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, ENODEV); |
55ed8ca1 | 976 | |
8c156c32 | 977 | hci_dev_lock_bh(hdev); |
55ed8ca1 JH |
978 | |
979 | err = hci_remove_link_key(hdev, &cp->bdaddr); | |
980 | if (err < 0) { | |
4e51eae9 | 981 | err = cmd_status(sk, index, MGMT_OP_REMOVE_KEY, -err); |
55ed8ca1 JH |
982 | goto unlock; |
983 | } | |
984 | ||
985 | err = 0; | |
986 | ||
987 | if (!test_bit(HCI_UP, &hdev->flags) || !cp->disconnect) | |
988 | goto unlock; | |
989 | ||
990 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
991 | if (conn) { | |
992 | struct hci_cp_disconnect dc; | |
993 | ||
994 | put_unaligned_le16(conn->handle, &dc.handle); | |
995 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
94ac0272 | 996 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); |
55ed8ca1 JH |
997 | } |
998 | ||
999 | unlock: | |
8c156c32 | 1000 | hci_dev_unlock_bh(hdev); |
55ed8ca1 JH |
1001 | hci_dev_put(hdev); |
1002 | ||
1003 | return err; | |
1004 | } | |
1005 | ||
4e51eae9 | 1006 | static int disconnect(struct sock *sk, u16 index, unsigned char *data, u16 len) |
8962ee74 JH |
1007 | { |
1008 | struct hci_dev *hdev; | |
1009 | struct mgmt_cp_disconnect *cp; | |
1010 | struct hci_cp_disconnect dc; | |
366a0336 | 1011 | struct pending_cmd *cmd; |
8962ee74 | 1012 | struct hci_conn *conn; |
8962ee74 JH |
1013 | int err; |
1014 | ||
1015 | BT_DBG(""); | |
1016 | ||
1017 | cp = (void *) data; | |
8962ee74 | 1018 | |
bdce7baf SJ |
1019 | if (len != sizeof(*cp)) |
1020 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, EINVAL); | |
1021 | ||
4e51eae9 | 1022 | hdev = hci_dev_get(index); |
8962ee74 | 1023 | if (!hdev) |
4e51eae9 | 1024 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, ENODEV); |
8962ee74 | 1025 | |
8c156c32 | 1026 | hci_dev_lock_bh(hdev); |
8962ee74 JH |
1027 | |
1028 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1029 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENETDOWN); |
8962ee74 JH |
1030 | goto failed; |
1031 | } | |
1032 | ||
4e51eae9 SJ |
1033 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, index)) { |
1034 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, EBUSY); | |
8962ee74 JH |
1035 | goto failed; |
1036 | } | |
1037 | ||
1038 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
365227e5 VCG |
1039 | if (!conn) |
1040 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->bdaddr); | |
1041 | ||
8962ee74 | 1042 | if (!conn) { |
4e51eae9 | 1043 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENOTCONN); |
8962ee74 JH |
1044 | goto failed; |
1045 | } | |
1046 | ||
4e51eae9 | 1047 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, index, data, len); |
366a0336 JH |
1048 | if (!cmd) { |
1049 | err = -ENOMEM; | |
8962ee74 | 1050 | goto failed; |
366a0336 | 1051 | } |
8962ee74 JH |
1052 | |
1053 | put_unaligned_le16(conn->handle, &dc.handle); | |
1054 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
1055 | ||
1056 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1057 | if (err < 0) | |
a664b5bc | 1058 | mgmt_pending_remove(cmd); |
8962ee74 JH |
1059 | |
1060 | failed: | |
8c156c32 | 1061 | hci_dev_unlock_bh(hdev); |
8962ee74 JH |
1062 | hci_dev_put(hdev); |
1063 | ||
1064 | return err; | |
1065 | } | |
1066 | ||
8ce6284e | 1067 | static int get_connections(struct sock *sk, u16 index) |
2784eb41 | 1068 | { |
2784eb41 JH |
1069 | struct mgmt_rp_get_connections *rp; |
1070 | struct hci_dev *hdev; | |
8035ded4 | 1071 | struct hci_conn *c; |
2784eb41 | 1072 | struct list_head *p; |
a38528f1 | 1073 | size_t rp_len; |
4e51eae9 | 1074 | u16 count; |
2784eb41 JH |
1075 | int i, err; |
1076 | ||
1077 | BT_DBG(""); | |
1078 | ||
4e51eae9 | 1079 | hdev = hci_dev_get(index); |
2784eb41 | 1080 | if (!hdev) |
4e51eae9 | 1081 | return cmd_status(sk, index, MGMT_OP_GET_CONNECTIONS, ENODEV); |
2784eb41 | 1082 | |
8c156c32 | 1083 | hci_dev_lock_bh(hdev); |
2784eb41 JH |
1084 | |
1085 | count = 0; | |
1086 | list_for_each(p, &hdev->conn_hash.list) { | |
1087 | count++; | |
1088 | } | |
1089 | ||
a38528f1 JH |
1090 | rp_len = sizeof(*rp) + (count * sizeof(bdaddr_t)); |
1091 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
1092 | if (!rp) { | |
2784eb41 JH |
1093 | err = -ENOMEM; |
1094 | goto unlock; | |
1095 | } | |
1096 | ||
2784eb41 JH |
1097 | put_unaligned_le16(count, &rp->conn_count); |
1098 | ||
2784eb41 | 1099 | i = 0; |
8035ded4 | 1100 | list_for_each_entry(c, &hdev->conn_hash.list, list) |
2784eb41 | 1101 | bacpy(&rp->conn[i++], &c->dst); |
2784eb41 | 1102 | |
4e51eae9 | 1103 | err = cmd_complete(sk, index, MGMT_OP_GET_CONNECTIONS, rp, rp_len); |
2784eb41 JH |
1104 | |
1105 | unlock: | |
a38528f1 | 1106 | kfree(rp); |
8c156c32 | 1107 | hci_dev_unlock_bh(hdev); |
2784eb41 JH |
1108 | hci_dev_put(hdev); |
1109 | return err; | |
1110 | } | |
1111 | ||
96d97a67 WR |
1112 | static int send_pin_code_neg_reply(struct sock *sk, u16 index, |
1113 | struct hci_dev *hdev, struct mgmt_cp_pin_code_neg_reply *cp) | |
1114 | { | |
1115 | struct pending_cmd *cmd; | |
1116 | int err; | |
1117 | ||
1118 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, index, cp, | |
1119 | sizeof(*cp)); | |
1120 | if (!cmd) | |
1121 | return -ENOMEM; | |
1122 | ||
1123 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, sizeof(cp->bdaddr), | |
1124 | &cp->bdaddr); | |
1125 | if (err < 0) | |
1126 | mgmt_pending_remove(cmd); | |
1127 | ||
1128 | return err; | |
1129 | } | |
1130 | ||
4e51eae9 SJ |
1131 | static int pin_code_reply(struct sock *sk, u16 index, unsigned char *data, |
1132 | u16 len) | |
980e1a53 JH |
1133 | { |
1134 | struct hci_dev *hdev; | |
96d97a67 | 1135 | struct hci_conn *conn; |
980e1a53 | 1136 | struct mgmt_cp_pin_code_reply *cp; |
96d97a67 | 1137 | struct mgmt_cp_pin_code_neg_reply ncp; |
980e1a53 | 1138 | struct hci_cp_pin_code_reply reply; |
366a0336 | 1139 | struct pending_cmd *cmd; |
980e1a53 JH |
1140 | int err; |
1141 | ||
1142 | BT_DBG(""); | |
1143 | ||
1144 | cp = (void *) data; | |
980e1a53 | 1145 | |
bdce7baf SJ |
1146 | if (len != sizeof(*cp)) |
1147 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, EINVAL); | |
1148 | ||
4e51eae9 | 1149 | hdev = hci_dev_get(index); |
980e1a53 | 1150 | if (!hdev) |
4e51eae9 | 1151 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENODEV); |
980e1a53 | 1152 | |
8c156c32 | 1153 | hci_dev_lock_bh(hdev); |
980e1a53 JH |
1154 | |
1155 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1156 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENETDOWN); |
980e1a53 JH |
1157 | goto failed; |
1158 | } | |
1159 | ||
96d97a67 WR |
1160 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); |
1161 | if (!conn) { | |
1162 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENOTCONN); | |
1163 | goto failed; | |
1164 | } | |
1165 | ||
1166 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
1167 | bacpy(&ncp.bdaddr, &cp->bdaddr); | |
1168 | ||
1169 | BT_ERR("PIN code is not 16 bytes long"); | |
1170 | ||
1171 | err = send_pin_code_neg_reply(sk, index, hdev, &ncp); | |
1172 | if (err >= 0) | |
1173 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, | |
1174 | EINVAL); | |
1175 | ||
1176 | goto failed; | |
1177 | } | |
1178 | ||
4e51eae9 | 1179 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, index, data, len); |
366a0336 JH |
1180 | if (!cmd) { |
1181 | err = -ENOMEM; | |
980e1a53 | 1182 | goto failed; |
366a0336 | 1183 | } |
980e1a53 JH |
1184 | |
1185 | bacpy(&reply.bdaddr, &cp->bdaddr); | |
1186 | reply.pin_len = cp->pin_len; | |
24718ca5 | 1187 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
1188 | |
1189 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
1190 | if (err < 0) | |
a664b5bc | 1191 | mgmt_pending_remove(cmd); |
980e1a53 JH |
1192 | |
1193 | failed: | |
8c156c32 | 1194 | hci_dev_unlock_bh(hdev); |
980e1a53 JH |
1195 | hci_dev_put(hdev); |
1196 | ||
1197 | return err; | |
1198 | } | |
1199 | ||
4e51eae9 SJ |
1200 | static int pin_code_neg_reply(struct sock *sk, u16 index, unsigned char *data, |
1201 | u16 len) | |
980e1a53 JH |
1202 | { |
1203 | struct hci_dev *hdev; | |
1204 | struct mgmt_cp_pin_code_neg_reply *cp; | |
980e1a53 JH |
1205 | int err; |
1206 | ||
1207 | BT_DBG(""); | |
1208 | ||
1209 | cp = (void *) data; | |
980e1a53 | 1210 | |
bdce7baf SJ |
1211 | if (len != sizeof(*cp)) |
1212 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, | |
1213 | EINVAL); | |
1214 | ||
4e51eae9 | 1215 | hdev = hci_dev_get(index); |
980e1a53 | 1216 | if (!hdev) |
4e51eae9 SJ |
1217 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1218 | ENODEV); | |
980e1a53 | 1219 | |
8c156c32 | 1220 | hci_dev_lock_bh(hdev); |
980e1a53 JH |
1221 | |
1222 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 SJ |
1223 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1224 | ENETDOWN); | |
980e1a53 JH |
1225 | goto failed; |
1226 | } | |
1227 | ||
96d97a67 | 1228 | err = send_pin_code_neg_reply(sk, index, hdev, cp); |
980e1a53 JH |
1229 | |
1230 | failed: | |
8c156c32 | 1231 | hci_dev_unlock_bh(hdev); |
980e1a53 JH |
1232 | hci_dev_put(hdev); |
1233 | ||
1234 | return err; | |
1235 | } | |
1236 | ||
4e51eae9 SJ |
1237 | static int set_io_capability(struct sock *sk, u16 index, unsigned char *data, |
1238 | u16 len) | |
17fa4b9d JH |
1239 | { |
1240 | struct hci_dev *hdev; | |
1241 | struct mgmt_cp_set_io_capability *cp; | |
17fa4b9d JH |
1242 | |
1243 | BT_DBG(""); | |
1244 | ||
1245 | cp = (void *) data; | |
17fa4b9d | 1246 | |
bdce7baf | 1247 | if (len != sizeof(*cp)) |
b8534e0f | 1248 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, EINVAL); |
bdce7baf | 1249 | |
4e51eae9 | 1250 | hdev = hci_dev_get(index); |
17fa4b9d | 1251 | if (!hdev) |
4e51eae9 | 1252 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, ENODEV); |
17fa4b9d | 1253 | |
8c156c32 | 1254 | hci_dev_lock_bh(hdev); |
17fa4b9d JH |
1255 | |
1256 | hdev->io_capability = cp->io_capability; | |
1257 | ||
1258 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
b8534e0f | 1259 | hdev->io_capability); |
17fa4b9d | 1260 | |
8c156c32 | 1261 | hci_dev_unlock_bh(hdev); |
17fa4b9d JH |
1262 | hci_dev_put(hdev); |
1263 | ||
4e51eae9 | 1264 | return cmd_complete(sk, index, MGMT_OP_SET_IO_CAPABILITY, NULL, 0); |
17fa4b9d JH |
1265 | } |
1266 | ||
e9a416b5 JH |
1267 | static inline struct pending_cmd *find_pairing(struct hci_conn *conn) |
1268 | { | |
1269 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 1270 | struct pending_cmd *cmd; |
e9a416b5 | 1271 | |
8035ded4 | 1272 | list_for_each_entry(cmd, &cmd_list, list) { |
e9a416b5 JH |
1273 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
1274 | continue; | |
1275 | ||
1276 | if (cmd->index != hdev->id) | |
1277 | continue; | |
1278 | ||
1279 | if (cmd->user_data != conn) | |
1280 | continue; | |
1281 | ||
1282 | return cmd; | |
1283 | } | |
1284 | ||
1285 | return NULL; | |
1286 | } | |
1287 | ||
1288 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
1289 | { | |
1290 | struct mgmt_rp_pair_device rp; | |
1291 | struct hci_conn *conn = cmd->user_data; | |
1292 | ||
e9a416b5 JH |
1293 | bacpy(&rp.bdaddr, &conn->dst); |
1294 | rp.status = status; | |
1295 | ||
4e51eae9 | 1296 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, &rp, sizeof(rp)); |
e9a416b5 JH |
1297 | |
1298 | /* So we don't get further callbacks for this connection */ | |
1299 | conn->connect_cfm_cb = NULL; | |
1300 | conn->security_cfm_cb = NULL; | |
1301 | conn->disconn_cfm_cb = NULL; | |
1302 | ||
1303 | hci_conn_put(conn); | |
1304 | ||
a664b5bc | 1305 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
1306 | } |
1307 | ||
1308 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) | |
1309 | { | |
1310 | struct pending_cmd *cmd; | |
1311 | ||
1312 | BT_DBG("status %u", status); | |
1313 | ||
1314 | cmd = find_pairing(conn); | |
1315 | if (!cmd) { | |
1316 | BT_DBG("Unable to find a pending command"); | |
1317 | return; | |
1318 | } | |
1319 | ||
1320 | pairing_complete(cmd, status); | |
1321 | } | |
1322 | ||
4e51eae9 | 1323 | static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len) |
e9a416b5 JH |
1324 | { |
1325 | struct hci_dev *hdev; | |
1326 | struct mgmt_cp_pair_device *cp; | |
1327 | struct pending_cmd *cmd; | |
7a512d01 | 1328 | struct adv_entry *entry; |
e9a416b5 JH |
1329 | u8 sec_level, auth_type; |
1330 | struct hci_conn *conn; | |
e9a416b5 JH |
1331 | int err; |
1332 | ||
1333 | BT_DBG(""); | |
1334 | ||
1335 | cp = (void *) data; | |
e9a416b5 | 1336 | |
bdce7baf SJ |
1337 | if (len != sizeof(*cp)) |
1338 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EINVAL); | |
1339 | ||
4e51eae9 | 1340 | hdev = hci_dev_get(index); |
e9a416b5 | 1341 | if (!hdev) |
4e51eae9 | 1342 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, ENODEV); |
e9a416b5 | 1343 | |
8c156c32 | 1344 | hci_dev_lock_bh(hdev); |
e9a416b5 | 1345 | |
c908df36 VCG |
1346 | sec_level = BT_SECURITY_MEDIUM; |
1347 | if (cp->io_cap == 0x03) | |
e9a416b5 | 1348 | auth_type = HCI_AT_DEDICATED_BONDING; |
c908df36 | 1349 | else |
e9a416b5 | 1350 | auth_type = HCI_AT_DEDICATED_BONDING_MITM; |
e9a416b5 | 1351 | |
7a512d01 VCG |
1352 | entry = hci_find_adv_entry(hdev, &cp->bdaddr); |
1353 | if (entry) | |
1354 | conn = hci_connect(hdev, LE_LINK, &cp->bdaddr, sec_level, | |
1355 | auth_type); | |
1356 | else | |
1357 | conn = hci_connect(hdev, ACL_LINK, &cp->bdaddr, sec_level, | |
1358 | auth_type); | |
1359 | ||
30e76272 VT |
1360 | if (IS_ERR(conn)) { |
1361 | err = PTR_ERR(conn); | |
e9a416b5 JH |
1362 | goto unlock; |
1363 | } | |
1364 | ||
1365 | if (conn->connect_cfm_cb) { | |
1366 | hci_conn_put(conn); | |
4e51eae9 | 1367 | err = cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EBUSY); |
e9a416b5 JH |
1368 | goto unlock; |
1369 | } | |
1370 | ||
4e51eae9 | 1371 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, index, data, len); |
e9a416b5 JH |
1372 | if (!cmd) { |
1373 | err = -ENOMEM; | |
1374 | hci_conn_put(conn); | |
1375 | goto unlock; | |
1376 | } | |
1377 | ||
7a512d01 VCG |
1378 | /* For LE, just connecting isn't a proof that the pairing finished */ |
1379 | if (!entry) | |
1380 | conn->connect_cfm_cb = pairing_complete_cb; | |
1381 | ||
e9a416b5 JH |
1382 | conn->security_cfm_cb = pairing_complete_cb; |
1383 | conn->disconn_cfm_cb = pairing_complete_cb; | |
1384 | conn->io_capability = cp->io_cap; | |
1385 | cmd->user_data = conn; | |
1386 | ||
1387 | if (conn->state == BT_CONNECTED && | |
1388 | hci_conn_security(conn, sec_level, auth_type)) | |
1389 | pairing_complete(cmd, 0); | |
1390 | ||
1391 | err = 0; | |
1392 | ||
1393 | unlock: | |
8c156c32 | 1394 | hci_dev_unlock_bh(hdev); |
e9a416b5 JH |
1395 | hci_dev_put(hdev); |
1396 | ||
1397 | return err; | |
1398 | } | |
1399 | ||
4e51eae9 SJ |
1400 | static int user_confirm_reply(struct sock *sk, u16 index, unsigned char *data, |
1401 | u16 len, int success) | |
a5c29683 JH |
1402 | { |
1403 | struct mgmt_cp_user_confirm_reply *cp = (void *) data; | |
4e51eae9 | 1404 | u16 mgmt_op, hci_op; |
a5c29683 JH |
1405 | struct pending_cmd *cmd; |
1406 | struct hci_dev *hdev; | |
1407 | int err; | |
1408 | ||
1409 | BT_DBG(""); | |
1410 | ||
a5c29683 JH |
1411 | if (success) { |
1412 | mgmt_op = MGMT_OP_USER_CONFIRM_REPLY; | |
1413 | hci_op = HCI_OP_USER_CONFIRM_REPLY; | |
1414 | } else { | |
1415 | mgmt_op = MGMT_OP_USER_CONFIRM_NEG_REPLY; | |
1416 | hci_op = HCI_OP_USER_CONFIRM_NEG_REPLY; | |
1417 | } | |
1418 | ||
bdce7baf SJ |
1419 | if (len != sizeof(*cp)) |
1420 | return cmd_status(sk, index, mgmt_op, EINVAL); | |
1421 | ||
4e51eae9 | 1422 | hdev = hci_dev_get(index); |
a5c29683 | 1423 | if (!hdev) |
4e51eae9 | 1424 | return cmd_status(sk, index, mgmt_op, ENODEV); |
a5c29683 | 1425 | |
8c156c32 | 1426 | hci_dev_lock_bh(hdev); |
08ba5382 | 1427 | |
a5c29683 | 1428 | if (!test_bit(HCI_UP, &hdev->flags)) { |
4e51eae9 | 1429 | err = cmd_status(sk, index, mgmt_op, ENETDOWN); |
a5c29683 JH |
1430 | goto failed; |
1431 | } | |
1432 | ||
4e51eae9 | 1433 | cmd = mgmt_pending_add(sk, mgmt_op, index, data, len); |
a5c29683 JH |
1434 | if (!cmd) { |
1435 | err = -ENOMEM; | |
1436 | goto failed; | |
1437 | } | |
1438 | ||
1439 | err = hci_send_cmd(hdev, hci_op, sizeof(cp->bdaddr), &cp->bdaddr); | |
a664b5bc JH |
1440 | if (err < 0) |
1441 | mgmt_pending_remove(cmd); | |
a5c29683 JH |
1442 | |
1443 | failed: | |
8c156c32 | 1444 | hci_dev_unlock_bh(hdev); |
a5c29683 JH |
1445 | hci_dev_put(hdev); |
1446 | ||
1447 | return err; | |
1448 | } | |
1449 | ||
b312b161 JH |
1450 | static int set_local_name(struct sock *sk, u16 index, unsigned char *data, |
1451 | u16 len) | |
1452 | { | |
1453 | struct mgmt_cp_set_local_name *mgmt_cp = (void *) data; | |
1454 | struct hci_cp_write_local_name hci_cp; | |
1455 | struct hci_dev *hdev; | |
1456 | struct pending_cmd *cmd; | |
1457 | int err; | |
1458 | ||
1459 | BT_DBG(""); | |
1460 | ||
1461 | if (len != sizeof(*mgmt_cp)) | |
1462 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, EINVAL); | |
1463 | ||
1464 | hdev = hci_dev_get(index); | |
1465 | if (!hdev) | |
1466 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, ENODEV); | |
1467 | ||
8c156c32 | 1468 | hci_dev_lock_bh(hdev); |
b312b161 JH |
1469 | |
1470 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, index, data, len); | |
1471 | if (!cmd) { | |
1472 | err = -ENOMEM; | |
1473 | goto failed; | |
1474 | } | |
1475 | ||
1476 | memcpy(hci_cp.name, mgmt_cp->name, sizeof(hci_cp.name)); | |
1477 | err = hci_send_cmd(hdev, HCI_OP_WRITE_LOCAL_NAME, sizeof(hci_cp), | |
1478 | &hci_cp); | |
1479 | if (err < 0) | |
1480 | mgmt_pending_remove(cmd); | |
1481 | ||
1482 | failed: | |
8c156c32 | 1483 | hci_dev_unlock_bh(hdev); |
b312b161 JH |
1484 | hci_dev_put(hdev); |
1485 | ||
1486 | return err; | |
1487 | } | |
1488 | ||
c35938b2 SJ |
1489 | static int read_local_oob_data(struct sock *sk, u16 index) |
1490 | { | |
1491 | struct hci_dev *hdev; | |
1492 | struct pending_cmd *cmd; | |
1493 | int err; | |
1494 | ||
1495 | BT_DBG("hci%u", index); | |
1496 | ||
1497 | hdev = hci_dev_get(index); | |
1498 | if (!hdev) | |
1499 | return cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1500 | ENODEV); | |
1501 | ||
8c156c32 | 1502 | hci_dev_lock_bh(hdev); |
c35938b2 SJ |
1503 | |
1504 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
1505 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1506 | ENETDOWN); | |
1507 | goto unlock; | |
1508 | } | |
1509 | ||
1510 | if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) { | |
1511 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1512 | EOPNOTSUPP); | |
1513 | goto unlock; | |
1514 | } | |
1515 | ||
1516 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index)) { | |
1517 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, EBUSY); | |
1518 | goto unlock; | |
1519 | } | |
1520 | ||
1521 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, index, NULL, 0); | |
1522 | if (!cmd) { | |
1523 | err = -ENOMEM; | |
1524 | goto unlock; | |
1525 | } | |
1526 | ||
1527 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
1528 | if (err < 0) | |
1529 | mgmt_pending_remove(cmd); | |
1530 | ||
1531 | unlock: | |
8c156c32 | 1532 | hci_dev_unlock_bh(hdev); |
c35938b2 SJ |
1533 | hci_dev_put(hdev); |
1534 | ||
1535 | return err; | |
1536 | } | |
1537 | ||
2763eda6 SJ |
1538 | static int add_remote_oob_data(struct sock *sk, u16 index, unsigned char *data, |
1539 | u16 len) | |
1540 | { | |
1541 | struct hci_dev *hdev; | |
1542 | struct mgmt_cp_add_remote_oob_data *cp = (void *) data; | |
1543 | int err; | |
1544 | ||
1545 | BT_DBG("hci%u ", index); | |
1546 | ||
1547 | if (len != sizeof(*cp)) | |
1548 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1549 | EINVAL); | |
1550 | ||
1551 | hdev = hci_dev_get(index); | |
1552 | if (!hdev) | |
1553 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1554 | ENODEV); | |
1555 | ||
8c156c32 | 1556 | hci_dev_lock_bh(hdev); |
2763eda6 SJ |
1557 | |
1558 | err = hci_add_remote_oob_data(hdev, &cp->bdaddr, cp->hash, | |
1559 | cp->randomizer); | |
1560 | if (err < 0) | |
1561 | err = cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, -err); | |
1562 | else | |
1563 | err = cmd_complete(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, NULL, | |
1564 | 0); | |
1565 | ||
8c156c32 | 1566 | hci_dev_unlock_bh(hdev); |
2763eda6 SJ |
1567 | hci_dev_put(hdev); |
1568 | ||
1569 | return err; | |
1570 | } | |
1571 | ||
1572 | static int remove_remote_oob_data(struct sock *sk, u16 index, | |
1573 | unsigned char *data, u16 len) | |
1574 | { | |
1575 | struct hci_dev *hdev; | |
1576 | struct mgmt_cp_remove_remote_oob_data *cp = (void *) data; | |
1577 | int err; | |
1578 | ||
1579 | BT_DBG("hci%u ", index); | |
1580 | ||
1581 | if (len != sizeof(*cp)) | |
1582 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1583 | EINVAL); | |
1584 | ||
1585 | hdev = hci_dev_get(index); | |
1586 | if (!hdev) | |
1587 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1588 | ENODEV); | |
1589 | ||
8c156c32 | 1590 | hci_dev_lock_bh(hdev); |
2763eda6 SJ |
1591 | |
1592 | err = hci_remove_remote_oob_data(hdev, &cp->bdaddr); | |
1593 | if (err < 0) | |
1594 | err = cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1595 | -err); | |
1596 | else | |
1597 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1598 | NULL, 0); | |
1599 | ||
8c156c32 | 1600 | hci_dev_unlock_bh(hdev); |
2763eda6 SJ |
1601 | hci_dev_put(hdev); |
1602 | ||
1603 | return err; | |
1604 | } | |
1605 | ||
14a53664 JH |
1606 | static int start_discovery(struct sock *sk, u16 index) |
1607 | { | |
14a53664 JH |
1608 | struct pending_cmd *cmd; |
1609 | struct hci_dev *hdev; | |
1610 | int err; | |
1611 | ||
1612 | BT_DBG("hci%u", index); | |
1613 | ||
1614 | hdev = hci_dev_get(index); | |
1615 | if (!hdev) | |
1616 | return cmd_status(sk, index, MGMT_OP_START_DISCOVERY, ENODEV); | |
1617 | ||
1618 | hci_dev_lock_bh(hdev); | |
1619 | ||
1620 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, index, NULL, 0); | |
1621 | if (!cmd) { | |
1622 | err = -ENOMEM; | |
1623 | goto failed; | |
1624 | } | |
1625 | ||
2519a1fc | 1626 | err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR); |
14a53664 JH |
1627 | if (err < 0) |
1628 | mgmt_pending_remove(cmd); | |
1629 | ||
1630 | failed: | |
1631 | hci_dev_unlock_bh(hdev); | |
1632 | hci_dev_put(hdev); | |
1633 | ||
1634 | return err; | |
1635 | } | |
1636 | ||
1637 | static int stop_discovery(struct sock *sk, u16 index) | |
1638 | { | |
1639 | struct hci_dev *hdev; | |
1640 | struct pending_cmd *cmd; | |
1641 | int err; | |
1642 | ||
1643 | BT_DBG("hci%u", index); | |
1644 | ||
1645 | hdev = hci_dev_get(index); | |
1646 | if (!hdev) | |
1647 | return cmd_status(sk, index, MGMT_OP_STOP_DISCOVERY, ENODEV); | |
1648 | ||
1649 | hci_dev_lock_bh(hdev); | |
1650 | ||
1651 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, index, NULL, 0); | |
1652 | if (!cmd) { | |
1653 | err = -ENOMEM; | |
1654 | goto failed; | |
1655 | } | |
1656 | ||
023d5049 | 1657 | err = hci_cancel_inquiry(hdev); |
14a53664 JH |
1658 | if (err < 0) |
1659 | mgmt_pending_remove(cmd); | |
1660 | ||
1661 | failed: | |
1662 | hci_dev_unlock_bh(hdev); | |
1663 | hci_dev_put(hdev); | |
1664 | ||
1665 | return err; | |
1666 | } | |
1667 | ||
7fbec224 AJ |
1668 | static int block_device(struct sock *sk, u16 index, unsigned char *data, |
1669 | u16 len) | |
1670 | { | |
1671 | struct hci_dev *hdev; | |
5e762444 AJ |
1672 | struct pending_cmd *cmd; |
1673 | struct mgmt_cp_block_device *cp = (void *) data; | |
7fbec224 AJ |
1674 | int err; |
1675 | ||
1676 | BT_DBG("hci%u", index); | |
1677 | ||
7fbec224 AJ |
1678 | if (len != sizeof(*cp)) |
1679 | return cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1680 | EINVAL); | |
1681 | ||
1682 | hdev = hci_dev_get(index); | |
1683 | if (!hdev) | |
1684 | return cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1685 | ENODEV); | |
1686 | ||
5e762444 AJ |
1687 | hci_dev_lock_bh(hdev); |
1688 | ||
1689 | cmd = mgmt_pending_add(sk, MGMT_OP_BLOCK_DEVICE, index, NULL, 0); | |
1690 | if (!cmd) { | |
1691 | err = -ENOMEM; | |
1692 | goto failed; | |
1693 | } | |
1694 | ||
7fbec224 AJ |
1695 | err = hci_blacklist_add(hdev, &cp->bdaddr); |
1696 | ||
1697 | if (err < 0) | |
1698 | err = cmd_status(sk, index, MGMT_OP_BLOCK_DEVICE, -err); | |
1699 | else | |
1700 | err = cmd_complete(sk, index, MGMT_OP_BLOCK_DEVICE, | |
1701 | NULL, 0); | |
5e762444 AJ |
1702 | |
1703 | mgmt_pending_remove(cmd); | |
1704 | ||
1705 | failed: | |
1706 | hci_dev_unlock_bh(hdev); | |
7fbec224 AJ |
1707 | hci_dev_put(hdev); |
1708 | ||
1709 | return err; | |
1710 | } | |
1711 | ||
1712 | static int unblock_device(struct sock *sk, u16 index, unsigned char *data, | |
1713 | u16 len) | |
1714 | { | |
1715 | struct hci_dev *hdev; | |
5e762444 AJ |
1716 | struct pending_cmd *cmd; |
1717 | struct mgmt_cp_unblock_device *cp = (void *) data; | |
7fbec224 AJ |
1718 | int err; |
1719 | ||
1720 | BT_DBG("hci%u", index); | |
1721 | ||
7fbec224 AJ |
1722 | if (len != sizeof(*cp)) |
1723 | return cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1724 | EINVAL); | |
1725 | ||
1726 | hdev = hci_dev_get(index); | |
1727 | if (!hdev) | |
1728 | return cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1729 | ENODEV); | |
1730 | ||
5e762444 AJ |
1731 | hci_dev_lock_bh(hdev); |
1732 | ||
1733 | cmd = mgmt_pending_add(sk, MGMT_OP_UNBLOCK_DEVICE, index, NULL, 0); | |
1734 | if (!cmd) { | |
1735 | err = -ENOMEM; | |
1736 | goto failed; | |
1737 | } | |
1738 | ||
7fbec224 AJ |
1739 | err = hci_blacklist_del(hdev, &cp->bdaddr); |
1740 | ||
1741 | if (err < 0) | |
1742 | err = cmd_status(sk, index, MGMT_OP_UNBLOCK_DEVICE, -err); | |
1743 | else | |
1744 | err = cmd_complete(sk, index, MGMT_OP_UNBLOCK_DEVICE, | |
1745 | NULL, 0); | |
5e762444 AJ |
1746 | |
1747 | mgmt_pending_remove(cmd); | |
1748 | ||
1749 | failed: | |
1750 | hci_dev_unlock_bh(hdev); | |
7fbec224 AJ |
1751 | hci_dev_put(hdev); |
1752 | ||
1753 | return err; | |
1754 | } | |
1755 | ||
f6422ec6 AJ |
1756 | static int set_fast_connectable(struct sock *sk, u16 index, |
1757 | unsigned char *data, u16 len) | |
1758 | { | |
1759 | struct hci_dev *hdev; | |
1760 | struct mgmt_cp_set_fast_connectable *cp = (void *) data; | |
1761 | struct hci_cp_write_page_scan_activity acp; | |
1762 | u8 type; | |
1763 | int err; | |
1764 | ||
1765 | BT_DBG("hci%u", index); | |
1766 | ||
1767 | if (len != sizeof(*cp)) | |
1768 | return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1769 | EINVAL); | |
1770 | ||
1771 | hdev = hci_dev_get(index); | |
1772 | if (!hdev) | |
1773 | return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1774 | ENODEV); | |
1775 | ||
1776 | hci_dev_lock(hdev); | |
1777 | ||
1778 | if (cp->enable) { | |
1779 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1780 | acp.interval = 0x0024; /* 22.5 msec page scan interval */ | |
1781 | } else { | |
1782 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1783 | acp.interval = 0x0800; /* default 1.28 sec page scan */ | |
1784 | } | |
1785 | ||
1786 | acp.window = 0x0012; /* default 11.25 msec page scan window */ | |
1787 | ||
1788 | err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1789 | sizeof(acp), &acp); | |
1790 | if (err < 0) { | |
1791 | err = cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1792 | -err); | |
1793 | goto done; | |
1794 | } | |
1795 | ||
1796 | err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
1797 | if (err < 0) { | |
1798 | err = cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1799 | -err); | |
1800 | goto done; | |
1801 | } | |
1802 | ||
1803 | err = cmd_complete(sk, index, MGMT_OP_SET_FAST_CONNECTABLE, | |
1804 | NULL, 0); | |
1805 | done: | |
1806 | hci_dev_unlock(hdev); | |
1807 | hci_dev_put(hdev); | |
1808 | ||
1809 | return err; | |
1810 | } | |
1811 | ||
0381101f JH |
1812 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
1813 | { | |
1814 | unsigned char *buf; | |
1815 | struct mgmt_hdr *hdr; | |
4e51eae9 | 1816 | u16 opcode, index, len; |
0381101f JH |
1817 | int err; |
1818 | ||
1819 | BT_DBG("got %zu bytes", msglen); | |
1820 | ||
1821 | if (msglen < sizeof(*hdr)) | |
1822 | return -EINVAL; | |
1823 | ||
e63a15ec | 1824 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
1825 | if (!buf) |
1826 | return -ENOMEM; | |
1827 | ||
1828 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
1829 | err = -EFAULT; | |
1830 | goto done; | |
1831 | } | |
1832 | ||
1833 | hdr = (struct mgmt_hdr *) buf; | |
1834 | opcode = get_unaligned_le16(&hdr->opcode); | |
4e51eae9 | 1835 | index = get_unaligned_le16(&hdr->index); |
0381101f JH |
1836 | len = get_unaligned_le16(&hdr->len); |
1837 | ||
1838 | if (len != msglen - sizeof(*hdr)) { | |
1839 | err = -EINVAL; | |
1840 | goto done; | |
1841 | } | |
1842 | ||
1843 | switch (opcode) { | |
02d98129 JH |
1844 | case MGMT_OP_READ_VERSION: |
1845 | err = read_version(sk); | |
1846 | break; | |
faba42eb JH |
1847 | case MGMT_OP_READ_INDEX_LIST: |
1848 | err = read_index_list(sk); | |
1849 | break; | |
f7b64e69 | 1850 | case MGMT_OP_READ_INFO: |
4e51eae9 | 1851 | err = read_controller_info(sk, index); |
f7b64e69 | 1852 | break; |
eec8d2bc | 1853 | case MGMT_OP_SET_POWERED: |
4e51eae9 | 1854 | err = set_powered(sk, index, buf + sizeof(*hdr), len); |
eec8d2bc | 1855 | break; |
73f22f62 | 1856 | case MGMT_OP_SET_DISCOVERABLE: |
4e51eae9 | 1857 | err = set_discoverable(sk, index, buf + sizeof(*hdr), len); |
73f22f62 | 1858 | break; |
9fbcbb45 | 1859 | case MGMT_OP_SET_CONNECTABLE: |
4e51eae9 | 1860 | err = set_connectable(sk, index, buf + sizeof(*hdr), len); |
9fbcbb45 | 1861 | break; |
c542a06c | 1862 | case MGMT_OP_SET_PAIRABLE: |
4e51eae9 | 1863 | err = set_pairable(sk, index, buf + sizeof(*hdr), len); |
c542a06c | 1864 | break; |
2aeb9a1a | 1865 | case MGMT_OP_ADD_UUID: |
4e51eae9 | 1866 | err = add_uuid(sk, index, buf + sizeof(*hdr), len); |
2aeb9a1a JH |
1867 | break; |
1868 | case MGMT_OP_REMOVE_UUID: | |
4e51eae9 | 1869 | err = remove_uuid(sk, index, buf + sizeof(*hdr), len); |
2aeb9a1a | 1870 | break; |
1aff6f09 | 1871 | case MGMT_OP_SET_DEV_CLASS: |
4e51eae9 | 1872 | err = set_dev_class(sk, index, buf + sizeof(*hdr), len); |
1aff6f09 JH |
1873 | break; |
1874 | case MGMT_OP_SET_SERVICE_CACHE: | |
4e51eae9 | 1875 | err = set_service_cache(sk, index, buf + sizeof(*hdr), len); |
1aff6f09 | 1876 | break; |
55ed8ca1 | 1877 | case MGMT_OP_LOAD_KEYS: |
4e51eae9 | 1878 | err = load_keys(sk, index, buf + sizeof(*hdr), len); |
55ed8ca1 JH |
1879 | break; |
1880 | case MGMT_OP_REMOVE_KEY: | |
4e51eae9 | 1881 | err = remove_key(sk, index, buf + sizeof(*hdr), len); |
55ed8ca1 | 1882 | break; |
8962ee74 | 1883 | case MGMT_OP_DISCONNECT: |
4e51eae9 | 1884 | err = disconnect(sk, index, buf + sizeof(*hdr), len); |
8962ee74 | 1885 | break; |
2784eb41 | 1886 | case MGMT_OP_GET_CONNECTIONS: |
8ce6284e | 1887 | err = get_connections(sk, index); |
2784eb41 | 1888 | break; |
980e1a53 | 1889 | case MGMT_OP_PIN_CODE_REPLY: |
4e51eae9 | 1890 | err = pin_code_reply(sk, index, buf + sizeof(*hdr), len); |
980e1a53 JH |
1891 | break; |
1892 | case MGMT_OP_PIN_CODE_NEG_REPLY: | |
4e51eae9 | 1893 | err = pin_code_neg_reply(sk, index, buf + sizeof(*hdr), len); |
980e1a53 | 1894 | break; |
17fa4b9d | 1895 | case MGMT_OP_SET_IO_CAPABILITY: |
4e51eae9 | 1896 | err = set_io_capability(sk, index, buf + sizeof(*hdr), len); |
17fa4b9d | 1897 | break; |
e9a416b5 | 1898 | case MGMT_OP_PAIR_DEVICE: |
4e51eae9 | 1899 | err = pair_device(sk, index, buf + sizeof(*hdr), len); |
e9a416b5 | 1900 | break; |
a5c29683 | 1901 | case MGMT_OP_USER_CONFIRM_REPLY: |
4e51eae9 | 1902 | err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 1); |
a5c29683 JH |
1903 | break; |
1904 | case MGMT_OP_USER_CONFIRM_NEG_REPLY: | |
4e51eae9 | 1905 | err = user_confirm_reply(sk, index, buf + sizeof(*hdr), len, 0); |
a5c29683 | 1906 | break; |
b312b161 JH |
1907 | case MGMT_OP_SET_LOCAL_NAME: |
1908 | err = set_local_name(sk, index, buf + sizeof(*hdr), len); | |
1909 | break; | |
c35938b2 SJ |
1910 | case MGMT_OP_READ_LOCAL_OOB_DATA: |
1911 | err = read_local_oob_data(sk, index); | |
1912 | break; | |
2763eda6 SJ |
1913 | case MGMT_OP_ADD_REMOTE_OOB_DATA: |
1914 | err = add_remote_oob_data(sk, index, buf + sizeof(*hdr), len); | |
1915 | break; | |
1916 | case MGMT_OP_REMOVE_REMOTE_OOB_DATA: | |
1917 | err = remove_remote_oob_data(sk, index, buf + sizeof(*hdr), | |
1918 | len); | |
1919 | break; | |
14a53664 JH |
1920 | case MGMT_OP_START_DISCOVERY: |
1921 | err = start_discovery(sk, index); | |
1922 | break; | |
1923 | case MGMT_OP_STOP_DISCOVERY: | |
1924 | err = stop_discovery(sk, index); | |
1925 | break; | |
7fbec224 AJ |
1926 | case MGMT_OP_BLOCK_DEVICE: |
1927 | err = block_device(sk, index, buf + sizeof(*hdr), len); | |
1928 | break; | |
1929 | case MGMT_OP_UNBLOCK_DEVICE: | |
1930 | err = unblock_device(sk, index, buf + sizeof(*hdr), len); | |
1931 | break; | |
f6422ec6 AJ |
1932 | case MGMT_OP_SET_FAST_CONNECTABLE: |
1933 | err = set_fast_connectable(sk, index, buf + sizeof(*hdr), | |
1934 | len); | |
1935 | break; | |
0381101f JH |
1936 | default: |
1937 | BT_DBG("Unknown op %u", opcode); | |
4e51eae9 | 1938 | err = cmd_status(sk, index, opcode, 0x01); |
0381101f JH |
1939 | break; |
1940 | } | |
1941 | ||
e41d8b4e JH |
1942 | if (err < 0) |
1943 | goto done; | |
1944 | ||
0381101f JH |
1945 | err = msglen; |
1946 | ||
1947 | done: | |
1948 | kfree(buf); | |
1949 | return err; | |
1950 | } | |
c71e97bf | 1951 | |
b24752fe JH |
1952 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) |
1953 | { | |
1954 | u8 *status = data; | |
1955 | ||
1956 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1957 | mgmt_pending_remove(cmd); | |
1958 | } | |
1959 | ||
c71e97bf JH |
1960 | int mgmt_index_added(u16 index) |
1961 | { | |
4e51eae9 | 1962 | return mgmt_event(MGMT_EV_INDEX_ADDED, index, NULL, 0, NULL); |
c71e97bf JH |
1963 | } |
1964 | ||
1965 | int mgmt_index_removed(u16 index) | |
1966 | { | |
b24752fe JH |
1967 | u8 status = ENODEV; |
1968 | ||
1969 | mgmt_pending_foreach(0, index, cmd_status_rsp, &status); | |
1970 | ||
4e51eae9 | 1971 | return mgmt_event(MGMT_EV_INDEX_REMOVED, index, NULL, 0, NULL); |
eec8d2bc JH |
1972 | } |
1973 | ||
73f22f62 | 1974 | struct cmd_lookup { |
72a734ec | 1975 | u8 val; |
eec8d2bc JH |
1976 | struct sock *sk; |
1977 | }; | |
1978 | ||
72a734ec | 1979 | static void mode_rsp(struct pending_cmd *cmd, void *data) |
eec8d2bc | 1980 | { |
c68fb7ff | 1981 | struct mgmt_mode *cp = cmd->param; |
73f22f62 | 1982 | struct cmd_lookup *match = data; |
eec8d2bc | 1983 | |
72a734ec | 1984 | if (cp->val != match->val) |
eec8d2bc JH |
1985 | return; |
1986 | ||
053f0211 | 1987 | send_mode_rsp(cmd->sk, cmd->opcode, cmd->index, cp->val); |
eec8d2bc JH |
1988 | |
1989 | list_del(&cmd->list); | |
1990 | ||
1991 | if (match->sk == NULL) { | |
1992 | match->sk = cmd->sk; | |
1993 | sock_hold(match->sk); | |
1994 | } | |
1995 | ||
1996 | mgmt_pending_free(cmd); | |
c71e97bf | 1997 | } |
5add6af8 JH |
1998 | |
1999 | int mgmt_powered(u16 index, u8 powered) | |
2000 | { | |
72a734ec | 2001 | struct mgmt_mode ev; |
73f22f62 | 2002 | struct cmd_lookup match = { powered, NULL }; |
eec8d2bc | 2003 | int ret; |
5add6af8 | 2004 | |
72a734ec | 2005 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, index, mode_rsp, &match); |
5add6af8 | 2006 | |
b24752fe JH |
2007 | if (!powered) { |
2008 | u8 status = ENETDOWN; | |
2009 | mgmt_pending_foreach(0, index, cmd_status_rsp, &status); | |
2010 | } | |
2011 | ||
72a734ec | 2012 | ev.val = powered; |
eec8d2bc | 2013 | |
4e51eae9 | 2014 | ret = mgmt_event(MGMT_EV_POWERED, index, &ev, sizeof(ev), match.sk); |
eec8d2bc JH |
2015 | |
2016 | if (match.sk) | |
2017 | sock_put(match.sk); | |
2018 | ||
2019 | return ret; | |
5add6af8 | 2020 | } |
73f22f62 | 2021 | |
73f22f62 JH |
2022 | int mgmt_discoverable(u16 index, u8 discoverable) |
2023 | { | |
72a734ec | 2024 | struct mgmt_mode ev; |
73f22f62 JH |
2025 | struct cmd_lookup match = { discoverable, NULL }; |
2026 | int ret; | |
2027 | ||
b8534e0f | 2028 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, index, mode_rsp, &match); |
72a734ec | 2029 | |
72a734ec | 2030 | ev.val = discoverable; |
73f22f62 | 2031 | |
4e51eae9 SJ |
2032 | ret = mgmt_event(MGMT_EV_DISCOVERABLE, index, &ev, sizeof(ev), |
2033 | match.sk); | |
73f22f62 JH |
2034 | |
2035 | if (match.sk) | |
2036 | sock_put(match.sk); | |
2037 | ||
2038 | return ret; | |
2039 | } | |
9fbcbb45 | 2040 | |
9fbcbb45 JH |
2041 | int mgmt_connectable(u16 index, u8 connectable) |
2042 | { | |
72a734ec | 2043 | struct mgmt_mode ev; |
9fbcbb45 JH |
2044 | struct cmd_lookup match = { connectable, NULL }; |
2045 | int ret; | |
2046 | ||
72a734ec | 2047 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, index, mode_rsp, &match); |
9fbcbb45 | 2048 | |
72a734ec | 2049 | ev.val = connectable; |
9fbcbb45 | 2050 | |
4e51eae9 | 2051 | ret = mgmt_event(MGMT_EV_CONNECTABLE, index, &ev, sizeof(ev), match.sk); |
9fbcbb45 JH |
2052 | |
2053 | if (match.sk) | |
2054 | sock_put(match.sk); | |
2055 | ||
2056 | return ret; | |
2057 | } | |
55ed8ca1 | 2058 | |
4df378a1 | 2059 | int mgmt_new_key(u16 index, struct link_key *key, u8 persistent) |
55ed8ca1 | 2060 | { |
a492cd52 | 2061 | struct mgmt_ev_new_key ev; |
55ed8ca1 | 2062 | |
a492cd52 | 2063 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 2064 | |
a492cd52 VCG |
2065 | ev.store_hint = persistent; |
2066 | bacpy(&ev.key.bdaddr, &key->bdaddr); | |
2067 | ev.key.type = key->type; | |
2068 | memcpy(ev.key.val, key->val, 16); | |
2069 | ev.key.pin_len = key->pin_len; | |
55ed8ca1 | 2070 | |
a492cd52 | 2071 | return mgmt_event(MGMT_EV_NEW_KEY, index, &ev, sizeof(ev), NULL); |
55ed8ca1 | 2072 | } |
f7520543 | 2073 | |
cfafccf7 | 2074 | int mgmt_connected(u16 index, bdaddr_t *bdaddr, u8 link_type) |
f7520543 JH |
2075 | { |
2076 | struct mgmt_ev_connected ev; | |
2077 | ||
f7520543 | 2078 | bacpy(&ev.bdaddr, bdaddr); |
cfafccf7 | 2079 | ev.link_type = link_type; |
f7520543 | 2080 | |
4e51eae9 | 2081 | return mgmt_event(MGMT_EV_CONNECTED, index, &ev, sizeof(ev), NULL); |
f7520543 JH |
2082 | } |
2083 | ||
8962ee74 JH |
2084 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
2085 | { | |
c68fb7ff | 2086 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 2087 | struct sock **sk = data; |
a38528f1 | 2088 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2089 | |
a38528f1 | 2090 | bacpy(&rp.bdaddr, &cp->bdaddr); |
8962ee74 | 2091 | |
4e51eae9 | 2092 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, &rp, sizeof(rp)); |
8962ee74 JH |
2093 | |
2094 | *sk = cmd->sk; | |
2095 | sock_hold(*sk); | |
2096 | ||
a664b5bc | 2097 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2098 | } |
2099 | ||
f7520543 JH |
2100 | int mgmt_disconnected(u16 index, bdaddr_t *bdaddr) |
2101 | { | |
2102 | struct mgmt_ev_disconnected ev; | |
8962ee74 JH |
2103 | struct sock *sk = NULL; |
2104 | int err; | |
2105 | ||
2106 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, index, disconnect_rsp, &sk); | |
f7520543 | 2107 | |
f7520543 JH |
2108 | bacpy(&ev.bdaddr, bdaddr); |
2109 | ||
4e51eae9 | 2110 | err = mgmt_event(MGMT_EV_DISCONNECTED, index, &ev, sizeof(ev), sk); |
8962ee74 JH |
2111 | |
2112 | if (sk) | |
2113 | sock_put(sk); | |
2114 | ||
2115 | return err; | |
2116 | } | |
2117 | ||
2118 | int mgmt_disconnect_failed(u16 index) | |
2119 | { | |
2120 | struct pending_cmd *cmd; | |
2121 | int err; | |
2122 | ||
2123 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, index); | |
2124 | if (!cmd) | |
2125 | return -ENOENT; | |
2126 | ||
4e51eae9 | 2127 | err = cmd_status(cmd->sk, index, MGMT_OP_DISCONNECT, EIO); |
8962ee74 | 2128 | |
a664b5bc | 2129 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2130 | |
2131 | return err; | |
f7520543 | 2132 | } |
17d5c04c JH |
2133 | |
2134 | int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
2135 | { | |
2136 | struct mgmt_ev_connect_failed ev; | |
2137 | ||
17d5c04c JH |
2138 | bacpy(&ev.bdaddr, bdaddr); |
2139 | ev.status = status; | |
2140 | ||
4e51eae9 | 2141 | return mgmt_event(MGMT_EV_CONNECT_FAILED, index, &ev, sizeof(ev), NULL); |
17d5c04c | 2142 | } |
980e1a53 | 2143 | |
a770bb5a | 2144 | int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
2145 | { |
2146 | struct mgmt_ev_pin_code_request ev; | |
2147 | ||
980e1a53 | 2148 | bacpy(&ev.bdaddr, bdaddr); |
a770bb5a | 2149 | ev.secure = secure; |
980e1a53 | 2150 | |
4e51eae9 SJ |
2151 | return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, index, &ev, sizeof(ev), |
2152 | NULL); | |
980e1a53 JH |
2153 | } |
2154 | ||
2155 | int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2156 | { | |
2157 | struct pending_cmd *cmd; | |
ac56fb13 | 2158 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
2159 | int err; |
2160 | ||
2161 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, index); | |
2162 | if (!cmd) | |
2163 | return -ENOENT; | |
2164 | ||
ac56fb13 JH |
2165 | bacpy(&rp.bdaddr, bdaddr); |
2166 | rp.status = status; | |
2167 | ||
4e51eae9 SJ |
2168 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_REPLY, &rp, |
2169 | sizeof(rp)); | |
980e1a53 | 2170 | |
a664b5bc | 2171 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2172 | |
2173 | return err; | |
2174 | } | |
2175 | ||
2176 | int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2177 | { | |
2178 | struct pending_cmd *cmd; | |
ac56fb13 | 2179 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
2180 | int err; |
2181 | ||
2182 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, index); | |
2183 | if (!cmd) | |
2184 | return -ENOENT; | |
2185 | ||
ac56fb13 JH |
2186 | bacpy(&rp.bdaddr, bdaddr); |
2187 | rp.status = status; | |
2188 | ||
4e51eae9 SJ |
2189 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, &rp, |
2190 | sizeof(rp)); | |
980e1a53 | 2191 | |
a664b5bc | 2192 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2193 | |
2194 | return err; | |
2195 | } | |
a5c29683 | 2196 | |
55bc1a37 JH |
2197 | int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value, |
2198 | u8 confirm_hint) | |
a5c29683 JH |
2199 | { |
2200 | struct mgmt_ev_user_confirm_request ev; | |
2201 | ||
2202 | BT_DBG("hci%u", index); | |
2203 | ||
a5c29683 | 2204 | bacpy(&ev.bdaddr, bdaddr); |
55bc1a37 | 2205 | ev.confirm_hint = confirm_hint; |
a5c29683 JH |
2206 | put_unaligned_le32(value, &ev.value); |
2207 | ||
4e51eae9 SJ |
2208 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, index, &ev, sizeof(ev), |
2209 | NULL); | |
a5c29683 JH |
2210 | } |
2211 | ||
2212 | static int confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status, | |
2213 | u8 opcode) | |
2214 | { | |
2215 | struct pending_cmd *cmd; | |
2216 | struct mgmt_rp_user_confirm_reply rp; | |
2217 | int err; | |
2218 | ||
2219 | cmd = mgmt_pending_find(opcode, index); | |
2220 | if (!cmd) | |
2221 | return -ENOENT; | |
2222 | ||
a5c29683 JH |
2223 | bacpy(&rp.bdaddr, bdaddr); |
2224 | rp.status = status; | |
4e51eae9 | 2225 | err = cmd_complete(cmd->sk, index, opcode, &rp, sizeof(rp)); |
a5c29683 | 2226 | |
a664b5bc | 2227 | mgmt_pending_remove(cmd); |
a5c29683 JH |
2228 | |
2229 | return err; | |
2230 | } | |
2231 | ||
2232 | int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2233 | { | |
2234 | return confirm_reply_complete(index, bdaddr, status, | |
2235 | MGMT_OP_USER_CONFIRM_REPLY); | |
2236 | } | |
2237 | ||
b8534e0f | 2238 | int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) |
a5c29683 JH |
2239 | { |
2240 | return confirm_reply_complete(index, bdaddr, status, | |
2241 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
2242 | } | |
2a611692 JH |
2243 | |
2244 | int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
2245 | { | |
2246 | struct mgmt_ev_auth_failed ev; | |
2247 | ||
2a611692 JH |
2248 | bacpy(&ev.bdaddr, bdaddr); |
2249 | ev.status = status; | |
2250 | ||
4e51eae9 | 2251 | return mgmt_event(MGMT_EV_AUTH_FAILED, index, &ev, sizeof(ev), NULL); |
2a611692 | 2252 | } |
b312b161 JH |
2253 | |
2254 | int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status) | |
2255 | { | |
2256 | struct pending_cmd *cmd; | |
80a1e1db | 2257 | struct hci_dev *hdev; |
b312b161 JH |
2258 | struct mgmt_cp_set_local_name ev; |
2259 | int err; | |
2260 | ||
2261 | memset(&ev, 0, sizeof(ev)); | |
2262 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
2263 | ||
2264 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, index); | |
2265 | if (!cmd) | |
2266 | goto send_event; | |
2267 | ||
2268 | if (status) { | |
2269 | err = cmd_status(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, EIO); | |
2270 | goto failed; | |
2271 | } | |
2272 | ||
80a1e1db JH |
2273 | hdev = hci_dev_get(index); |
2274 | if (hdev) { | |
2275 | hci_dev_lock_bh(hdev); | |
2276 | update_eir(hdev); | |
2277 | hci_dev_unlock_bh(hdev); | |
2278 | hci_dev_put(hdev); | |
2279 | } | |
2280 | ||
b312b161 JH |
2281 | err = cmd_complete(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, &ev, |
2282 | sizeof(ev)); | |
2283 | if (err < 0) | |
2284 | goto failed; | |
2285 | ||
2286 | send_event: | |
2287 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, index, &ev, sizeof(ev), | |
2288 | cmd ? cmd->sk : NULL); | |
2289 | ||
2290 | failed: | |
2291 | if (cmd) | |
2292 | mgmt_pending_remove(cmd); | |
2293 | return err; | |
2294 | } | |
c35938b2 SJ |
2295 | |
2296 | int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer, | |
2297 | u8 status) | |
2298 | { | |
2299 | struct pending_cmd *cmd; | |
2300 | int err; | |
2301 | ||
2302 | BT_DBG("hci%u status %u", index, status); | |
2303 | ||
2304 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index); | |
2305 | if (!cmd) | |
2306 | return -ENOENT; | |
2307 | ||
2308 | if (status) { | |
2309 | err = cmd_status(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
2310 | EIO); | |
2311 | } else { | |
2312 | struct mgmt_rp_read_local_oob_data rp; | |
2313 | ||
2314 | memcpy(rp.hash, hash, sizeof(rp.hash)); | |
2315 | memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer)); | |
2316 | ||
2317 | err = cmd_complete(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
2318 | &rp, sizeof(rp)); | |
2319 | } | |
2320 | ||
2321 | mgmt_pending_remove(cmd); | |
2322 | ||
2323 | return err; | |
2324 | } | |
e17acd40 JH |
2325 | |
2326 | int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi, | |
2327 | u8 *eir) | |
2328 | { | |
2329 | struct mgmt_ev_device_found ev; | |
2330 | ||
2331 | memset(&ev, 0, sizeof(ev)); | |
2332 | ||
2333 | bacpy(&ev.bdaddr, bdaddr); | |
e17acd40 JH |
2334 | ev.rssi = rssi; |
2335 | ||
2336 | if (eir) | |
2337 | memcpy(ev.eir, eir, sizeof(ev.eir)); | |
2338 | ||
f8523598 AG |
2339 | if (dev_class) |
2340 | memcpy(ev.dev_class, dev_class, sizeof(ev.dev_class)); | |
2341 | ||
e17acd40 JH |
2342 | return mgmt_event(MGMT_EV_DEVICE_FOUND, index, &ev, sizeof(ev), NULL); |
2343 | } | |
a88a9652 JH |
2344 | |
2345 | int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name) | |
2346 | { | |
2347 | struct mgmt_ev_remote_name ev; | |
2348 | ||
2349 | memset(&ev, 0, sizeof(ev)); | |
2350 | ||
2351 | bacpy(&ev.bdaddr, bdaddr); | |
2352 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
2353 | ||
2354 | return mgmt_event(MGMT_EV_REMOTE_NAME, index, &ev, sizeof(ev), NULL); | |
2355 | } | |
314b2381 | 2356 | |
164a6e78 JH |
2357 | int mgmt_inquiry_failed(u16 index, u8 status) |
2358 | { | |
2359 | struct pending_cmd *cmd; | |
2360 | int err; | |
2361 | ||
2362 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, index); | |
2363 | if (!cmd) | |
2364 | return -ENOENT; | |
2365 | ||
2366 | err = cmd_status(cmd->sk, index, cmd->opcode, status); | |
2367 | mgmt_pending_remove(cmd); | |
2368 | ||
2369 | return err; | |
2370 | } | |
2371 | ||
314b2381 JH |
2372 | int mgmt_discovering(u16 index, u8 discovering) |
2373 | { | |
164a6e78 JH |
2374 | struct pending_cmd *cmd; |
2375 | ||
2376 | if (discovering) | |
2377 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, index); | |
2378 | else | |
2379 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, index); | |
2380 | ||
2381 | if (cmd != NULL) { | |
2382 | cmd_complete(cmd->sk, index, cmd->opcode, NULL, 0); | |
2383 | mgmt_pending_remove(cmd); | |
2384 | } | |
2385 | ||
314b2381 JH |
2386 | return mgmt_event(MGMT_EV_DISCOVERING, index, &discovering, |
2387 | sizeof(discovering), NULL); | |
2388 | } | |
5e762444 AJ |
2389 | |
2390 | int mgmt_device_blocked(u16 index, bdaddr_t *bdaddr) | |
2391 | { | |
2392 | struct pending_cmd *cmd; | |
2393 | struct mgmt_ev_device_blocked ev; | |
2394 | ||
2395 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, index); | |
2396 | ||
2397 | bacpy(&ev.bdaddr, bdaddr); | |
2398 | ||
2399 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, index, &ev, sizeof(ev), | |
2400 | cmd ? cmd->sk : NULL); | |
2401 | } | |
2402 | ||
2403 | int mgmt_device_unblocked(u16 index, bdaddr_t *bdaddr) | |
2404 | { | |
2405 | struct pending_cmd *cmd; | |
2406 | struct mgmt_ev_device_unblocked ev; | |
2407 | ||
2408 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, index); | |
2409 | ||
2410 | bacpy(&ev.bdaddr, bdaddr); | |
2411 | ||
2412 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, index, &ev, sizeof(ev), | |
2413 | cmd ? cmd->sk : NULL); | |
2414 | } |