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 | ||
eec8d2bc JH |
35 | struct pending_cmd { |
36 | struct list_head list; | |
37 | __u16 opcode; | |
38 | int index; | |
c68fb7ff | 39 | void *param; |
eec8d2bc | 40 | struct sock *sk; |
e9a416b5 | 41 | void *user_data; |
eec8d2bc JH |
42 | }; |
43 | ||
b5ad8b7f | 44 | static LIST_HEAD(cmd_list); |
eec8d2bc | 45 | |
4e51eae9 | 46 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
47 | { |
48 | struct sk_buff *skb; | |
49 | struct mgmt_hdr *hdr; | |
50 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 51 | int err; |
f7b64e69 | 52 | |
34eb525c | 53 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 JH |
54 | |
55 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_ATOMIC); | |
56 | if (!skb) | |
57 | return -ENOMEM; | |
58 | ||
59 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
60 | ||
61 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); | |
4e51eae9 | 62 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
63 | hdr->len = cpu_to_le16(sizeof(*ev)); |
64 | ||
65 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
66 | ev->status = status; | |
67 | put_unaligned_le16(cmd, &ev->opcode); | |
68 | ||
56b7d137 GP |
69 | err = sock_queue_rcv_skb(sk, skb); |
70 | if (err < 0) | |
f7b64e69 JH |
71 | kfree_skb(skb); |
72 | ||
56b7d137 | 73 | return err; |
f7b64e69 JH |
74 | } |
75 | ||
4e51eae9 SJ |
76 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, void *rp, |
77 | size_t rp_len) | |
02d98129 JH |
78 | { |
79 | struct sk_buff *skb; | |
80 | struct mgmt_hdr *hdr; | |
81 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 82 | int err; |
02d98129 JH |
83 | |
84 | BT_DBG("sock %p", sk); | |
85 | ||
a38528f1 | 86 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_ATOMIC); |
02d98129 JH |
87 | if (!skb) |
88 | return -ENOMEM; | |
89 | ||
90 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 91 | |
a38528f1 | 92 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 93 | hdr->index = cpu_to_le16(index); |
a38528f1 | 94 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 95 | |
a38528f1 JH |
96 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
97 | put_unaligned_le16(cmd, &ev->opcode); | |
8020c16a SJ |
98 | |
99 | if (rp) | |
100 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 101 | |
56b7d137 GP |
102 | err = sock_queue_rcv_skb(sk, skb); |
103 | if (err < 0) | |
02d98129 JH |
104 | kfree_skb(skb); |
105 | ||
56b7d137 | 106 | return err;; |
02d98129 JH |
107 | } |
108 | ||
a38528f1 JH |
109 | static int read_version(struct sock *sk) |
110 | { | |
111 | struct mgmt_rp_read_version rp; | |
112 | ||
113 | BT_DBG("sock %p", sk); | |
114 | ||
115 | rp.version = MGMT_VERSION; | |
116 | put_unaligned_le16(MGMT_REVISION, &rp.revision); | |
117 | ||
4e51eae9 SJ |
118 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, &rp, |
119 | sizeof(rp)); | |
a38528f1 JH |
120 | } |
121 | ||
faba42eb JH |
122 | static int read_index_list(struct sock *sk) |
123 | { | |
faba42eb JH |
124 | struct mgmt_rp_read_index_list *rp; |
125 | struct list_head *p; | |
8035ded4 | 126 | struct hci_dev *d; |
a38528f1 | 127 | size_t rp_len; |
faba42eb | 128 | u16 count; |
a38528f1 | 129 | int i, err; |
faba42eb JH |
130 | |
131 | BT_DBG("sock %p", sk); | |
132 | ||
133 | read_lock(&hci_dev_list_lock); | |
134 | ||
135 | count = 0; | |
136 | list_for_each(p, &hci_dev_list) { | |
137 | count++; | |
138 | } | |
139 | ||
a38528f1 JH |
140 | rp_len = sizeof(*rp) + (2 * count); |
141 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
142 | if (!rp) { | |
b2c60d42 | 143 | read_unlock(&hci_dev_list_lock); |
faba42eb | 144 | return -ENOMEM; |
b2c60d42 | 145 | } |
faba42eb | 146 | |
faba42eb JH |
147 | put_unaligned_le16(count, &rp->num_controllers); |
148 | ||
149 | i = 0; | |
8035ded4 | 150 | list_for_each_entry(d, &hci_dev_list, list) { |
ab81cbf9 JH |
151 | hci_del_off_timer(d); |
152 | ||
153 | if (test_bit(HCI_SETUP, &d->flags)) | |
154 | continue; | |
155 | ||
faba42eb JH |
156 | put_unaligned_le16(d->id, &rp->index[i++]); |
157 | BT_DBG("Added hci%u", d->id); | |
158 | } | |
159 | ||
160 | read_unlock(&hci_dev_list_lock); | |
161 | ||
4e51eae9 SJ |
162 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, rp, |
163 | rp_len); | |
faba42eb | 164 | |
a38528f1 JH |
165 | kfree(rp); |
166 | ||
167 | return err; | |
faba42eb JH |
168 | } |
169 | ||
4e51eae9 | 170 | static int read_controller_info(struct sock *sk, u16 index) |
0381101f | 171 | { |
a38528f1 | 172 | struct mgmt_rp_read_info rp; |
f7b64e69 | 173 | struct hci_dev *hdev; |
0381101f | 174 | |
4e51eae9 | 175 | BT_DBG("sock %p hci%u", sk, index); |
f7b64e69 | 176 | |
4e51eae9 | 177 | hdev = hci_dev_get(index); |
a38528f1 | 178 | if (!hdev) |
4e51eae9 | 179 | return cmd_status(sk, index, MGMT_OP_READ_INFO, ENODEV); |
f7b64e69 | 180 | |
ab81cbf9 JH |
181 | hci_del_off_timer(hdev); |
182 | ||
8c156c32 | 183 | hci_dev_lock_bh(hdev); |
f7b64e69 | 184 | |
ebc99feb JH |
185 | set_bit(HCI_MGMT, &hdev->flags); |
186 | ||
dc4fe30b JH |
187 | memset(&rp, 0, sizeof(rp)); |
188 | ||
a38528f1 | 189 | rp.type = hdev->dev_type; |
f7b64e69 | 190 | |
a38528f1 JH |
191 | rp.powered = test_bit(HCI_UP, &hdev->flags); |
192 | rp.connectable = test_bit(HCI_PSCAN, &hdev->flags); | |
193 | rp.discoverable = test_bit(HCI_ISCAN, &hdev->flags); | |
194 | rp.pairable = test_bit(HCI_PSCAN, &hdev->flags); | |
f7b64e69 JH |
195 | |
196 | if (test_bit(HCI_AUTH, &hdev->flags)) | |
a38528f1 | 197 | rp.sec_mode = 3; |
f7b64e69 | 198 | else if (hdev->ssp_mode > 0) |
a38528f1 | 199 | rp.sec_mode = 4; |
f7b64e69 | 200 | else |
a38528f1 | 201 | rp.sec_mode = 2; |
f7b64e69 | 202 | |
a38528f1 JH |
203 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
204 | memcpy(rp.features, hdev->features, 8); | |
205 | memcpy(rp.dev_class, hdev->dev_class, 3); | |
206 | put_unaligned_le16(hdev->manufacturer, &rp.manufacturer); | |
207 | rp.hci_ver = hdev->hci_ver; | |
208 | put_unaligned_le16(hdev->hci_rev, &rp.hci_rev); | |
f7b64e69 | 209 | |
dc4fe30b JH |
210 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
211 | ||
8c156c32 | 212 | hci_dev_unlock_bh(hdev); |
f7b64e69 | 213 | hci_dev_put(hdev); |
0381101f | 214 | |
4e51eae9 | 215 | return cmd_complete(sk, index, MGMT_OP_READ_INFO, &rp, sizeof(rp)); |
0381101f JH |
216 | } |
217 | ||
eec8d2bc JH |
218 | static void mgmt_pending_free(struct pending_cmd *cmd) |
219 | { | |
220 | sock_put(cmd->sk); | |
c68fb7ff | 221 | kfree(cmd->param); |
eec8d2bc JH |
222 | kfree(cmd); |
223 | } | |
224 | ||
366a0336 JH |
225 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
226 | u16 index, void *data, u16 len) | |
eec8d2bc JH |
227 | { |
228 | struct pending_cmd *cmd; | |
229 | ||
230 | cmd = kmalloc(sizeof(*cmd), GFP_ATOMIC); | |
231 | if (!cmd) | |
366a0336 | 232 | return NULL; |
eec8d2bc JH |
233 | |
234 | cmd->opcode = opcode; | |
235 | cmd->index = index; | |
236 | ||
c68fb7ff SJ |
237 | cmd->param = kmalloc(len, GFP_ATOMIC); |
238 | if (!cmd->param) { | |
eec8d2bc | 239 | kfree(cmd); |
366a0336 | 240 | return NULL; |
eec8d2bc JH |
241 | } |
242 | ||
8fce6357 SJ |
243 | if (data) |
244 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
245 | |
246 | cmd->sk = sk; | |
247 | sock_hold(sk); | |
248 | ||
249 | list_add(&cmd->list, &cmd_list); | |
250 | ||
366a0336 | 251 | return cmd; |
eec8d2bc JH |
252 | } |
253 | ||
254 | static void mgmt_pending_foreach(u16 opcode, int index, | |
255 | void (*cb)(struct pending_cmd *cmd, void *data), | |
256 | void *data) | |
257 | { | |
258 | struct list_head *p, *n; | |
259 | ||
260 | list_for_each_safe(p, n, &cmd_list) { | |
261 | struct pending_cmd *cmd; | |
262 | ||
263 | cmd = list_entry(p, struct pending_cmd, list); | |
264 | ||
265 | if (cmd->opcode != opcode) | |
266 | continue; | |
267 | ||
268 | if (index >= 0 && cmd->index != index) | |
269 | continue; | |
270 | ||
271 | cb(cmd, data); | |
272 | } | |
273 | } | |
274 | ||
275 | static struct pending_cmd *mgmt_pending_find(u16 opcode, int index) | |
276 | { | |
8035ded4 | 277 | struct pending_cmd *cmd; |
eec8d2bc | 278 | |
8035ded4 | 279 | list_for_each_entry(cmd, &cmd_list, list) { |
eec8d2bc JH |
280 | if (cmd->opcode != opcode) |
281 | continue; | |
282 | ||
283 | if (index >= 0 && cmd->index != index) | |
284 | continue; | |
285 | ||
286 | return cmd; | |
287 | } | |
288 | ||
289 | return NULL; | |
290 | } | |
291 | ||
a664b5bc | 292 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 293 | { |
73f22f62 JH |
294 | list_del(&cmd->list); |
295 | mgmt_pending_free(cmd); | |
296 | } | |
297 | ||
4e51eae9 | 298 | static int set_powered(struct sock *sk, u16 index, unsigned char *data, u16 len) |
eec8d2bc | 299 | { |
72a734ec | 300 | struct mgmt_mode *cp; |
eec8d2bc | 301 | struct hci_dev *hdev; |
366a0336 | 302 | struct pending_cmd *cmd; |
366a0336 | 303 | int err, up; |
eec8d2bc JH |
304 | |
305 | cp = (void *) data; | |
eec8d2bc | 306 | |
4e51eae9 | 307 | BT_DBG("request for hci%u", index); |
eec8d2bc | 308 | |
bdce7baf SJ |
309 | if (len != sizeof(*cp)) |
310 | return cmd_status(sk, index, MGMT_OP_SET_POWERED, EINVAL); | |
311 | ||
4e51eae9 | 312 | hdev = hci_dev_get(index); |
eec8d2bc | 313 | if (!hdev) |
4e51eae9 | 314 | return cmd_status(sk, index, MGMT_OP_SET_POWERED, ENODEV); |
eec8d2bc | 315 | |
8c156c32 | 316 | hci_dev_lock_bh(hdev); |
eec8d2bc JH |
317 | |
318 | up = test_bit(HCI_UP, &hdev->flags); | |
72a734ec | 319 | if ((cp->val && up) || (!cp->val && !up)) { |
4e51eae9 | 320 | err = cmd_status(sk, index, MGMT_OP_SET_POWERED, EALREADY); |
eec8d2bc JH |
321 | goto failed; |
322 | } | |
323 | ||
4e51eae9 SJ |
324 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, index)) { |
325 | err = cmd_status(sk, index, MGMT_OP_SET_POWERED, EBUSY); | |
eec8d2bc JH |
326 | goto failed; |
327 | } | |
328 | ||
4e51eae9 | 329 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, index, data, len); |
366a0336 JH |
330 | if (!cmd) { |
331 | err = -ENOMEM; | |
eec8d2bc | 332 | goto failed; |
366a0336 | 333 | } |
eec8d2bc | 334 | |
72a734ec | 335 | if (cp->val) |
eec8d2bc JH |
336 | queue_work(hdev->workqueue, &hdev->power_on); |
337 | else | |
338 | queue_work(hdev->workqueue, &hdev->power_off); | |
339 | ||
366a0336 | 340 | err = 0; |
eec8d2bc JH |
341 | |
342 | failed: | |
8c156c32 | 343 | hci_dev_unlock_bh(hdev); |
eec8d2bc | 344 | hci_dev_put(hdev); |
366a0336 | 345 | return err; |
eec8d2bc JH |
346 | } |
347 | ||
4e51eae9 SJ |
348 | static int set_discoverable(struct sock *sk, u16 index, unsigned char *data, |
349 | u16 len) | |
73f22f62 | 350 | { |
72a734ec | 351 | struct mgmt_mode *cp; |
73f22f62 | 352 | struct hci_dev *hdev; |
366a0336 | 353 | struct pending_cmd *cmd; |
73f22f62 JH |
354 | u8 scan; |
355 | int err; | |
356 | ||
357 | cp = (void *) data; | |
73f22f62 | 358 | |
4e51eae9 | 359 | BT_DBG("request for hci%u", index); |
73f22f62 | 360 | |
bdce7baf SJ |
361 | if (len != sizeof(*cp)) |
362 | return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EINVAL); | |
363 | ||
4e51eae9 | 364 | hdev = hci_dev_get(index); |
73f22f62 | 365 | if (!hdev) |
4e51eae9 | 366 | return cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENODEV); |
73f22f62 | 367 | |
8c156c32 | 368 | hci_dev_lock_bh(hdev); |
73f22f62 JH |
369 | |
370 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 371 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, ENETDOWN); |
73f22f62 JH |
372 | goto failed; |
373 | } | |
374 | ||
4e51eae9 SJ |
375 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) || |
376 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) { | |
377 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EBUSY); | |
73f22f62 JH |
378 | goto failed; |
379 | } | |
380 | ||
72a734ec | 381 | if (cp->val == test_bit(HCI_ISCAN, &hdev->flags) && |
73f22f62 | 382 | test_bit(HCI_PSCAN, &hdev->flags)) { |
4e51eae9 | 383 | err = cmd_status(sk, index, MGMT_OP_SET_DISCOVERABLE, EALREADY); |
73f22f62 JH |
384 | goto failed; |
385 | } | |
386 | ||
4e51eae9 | 387 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, index, data, len); |
366a0336 JH |
388 | if (!cmd) { |
389 | err = -ENOMEM; | |
73f22f62 | 390 | goto failed; |
366a0336 | 391 | } |
73f22f62 JH |
392 | |
393 | scan = SCAN_PAGE; | |
394 | ||
72a734ec | 395 | if (cp->val) |
73f22f62 JH |
396 | scan |= SCAN_INQUIRY; |
397 | ||
398 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
399 | if (err < 0) | |
a664b5bc | 400 | mgmt_pending_remove(cmd); |
73f22f62 JH |
401 | |
402 | failed: | |
8c156c32 | 403 | hci_dev_unlock_bh(hdev); |
73f22f62 JH |
404 | hci_dev_put(hdev); |
405 | ||
406 | return err; | |
407 | } | |
408 | ||
4e51eae9 SJ |
409 | static int set_connectable(struct sock *sk, u16 index, unsigned char *data, |
410 | u16 len) | |
9fbcbb45 | 411 | { |
72a734ec | 412 | struct mgmt_mode *cp; |
9fbcbb45 | 413 | struct hci_dev *hdev; |
366a0336 | 414 | struct pending_cmd *cmd; |
9fbcbb45 JH |
415 | u8 scan; |
416 | int err; | |
417 | ||
418 | cp = (void *) data; | |
9fbcbb45 | 419 | |
4e51eae9 | 420 | BT_DBG("request for hci%u", index); |
9fbcbb45 | 421 | |
bdce7baf SJ |
422 | if (len != sizeof(*cp)) |
423 | return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EINVAL); | |
424 | ||
4e51eae9 | 425 | hdev = hci_dev_get(index); |
9fbcbb45 | 426 | if (!hdev) |
4e51eae9 | 427 | return cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENODEV); |
9fbcbb45 | 428 | |
8c156c32 | 429 | hci_dev_lock_bh(hdev); |
9fbcbb45 JH |
430 | |
431 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 432 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, ENETDOWN); |
9fbcbb45 JH |
433 | goto failed; |
434 | } | |
435 | ||
4e51eae9 SJ |
436 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, index) || |
437 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, index)) { | |
438 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EBUSY); | |
9fbcbb45 JH |
439 | goto failed; |
440 | } | |
441 | ||
72a734ec | 442 | if (cp->val == test_bit(HCI_PSCAN, &hdev->flags)) { |
4e51eae9 | 443 | err = cmd_status(sk, index, MGMT_OP_SET_CONNECTABLE, EALREADY); |
9fbcbb45 JH |
444 | goto failed; |
445 | } | |
446 | ||
4e51eae9 | 447 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, index, data, len); |
366a0336 JH |
448 | if (!cmd) { |
449 | err = -ENOMEM; | |
9fbcbb45 | 450 | goto failed; |
366a0336 | 451 | } |
9fbcbb45 | 452 | |
72a734ec | 453 | if (cp->val) |
9fbcbb45 JH |
454 | scan = SCAN_PAGE; |
455 | else | |
456 | scan = 0; | |
457 | ||
458 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
459 | if (err < 0) | |
a664b5bc | 460 | mgmt_pending_remove(cmd); |
9fbcbb45 JH |
461 | |
462 | failed: | |
8c156c32 | 463 | hci_dev_unlock_bh(hdev); |
9fbcbb45 JH |
464 | hci_dev_put(hdev); |
465 | ||
466 | return err; | |
467 | } | |
468 | ||
4e51eae9 SJ |
469 | static int mgmt_event(u16 event, u16 index, void *data, u16 data_len, |
470 | struct sock *skip_sk) | |
c542a06c JH |
471 | { |
472 | struct sk_buff *skb; | |
473 | struct mgmt_hdr *hdr; | |
474 | ||
475 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC); | |
476 | if (!skb) | |
477 | return -ENOMEM; | |
478 | ||
479 | bt_cb(skb)->channel = HCI_CHANNEL_CONTROL; | |
480 | ||
481 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
482 | hdr->opcode = cpu_to_le16(event); | |
4e51eae9 | 483 | hdr->index = cpu_to_le16(index); |
c542a06c JH |
484 | hdr->len = cpu_to_le16(data_len); |
485 | ||
4e51eae9 SJ |
486 | if (data) |
487 | memcpy(skb_put(skb, data_len), data, data_len); | |
c542a06c JH |
488 | |
489 | hci_send_to_sock(NULL, skb, skip_sk); | |
490 | kfree_skb(skb); | |
491 | ||
492 | return 0; | |
493 | } | |
494 | ||
053f0211 JH |
495 | static int send_mode_rsp(struct sock *sk, u16 opcode, u16 index, u8 val) |
496 | { | |
a38528f1 | 497 | struct mgmt_mode rp; |
053f0211 | 498 | |
a38528f1 | 499 | rp.val = val; |
053f0211 | 500 | |
4e51eae9 | 501 | return cmd_complete(sk, index, opcode, &rp, sizeof(rp)); |
053f0211 JH |
502 | } |
503 | ||
4e51eae9 SJ |
504 | static int set_pairable(struct sock *sk, u16 index, unsigned char *data, |
505 | u16 len) | |
c542a06c JH |
506 | { |
507 | struct mgmt_mode *cp, ev; | |
508 | struct hci_dev *hdev; | |
c542a06c JH |
509 | int err; |
510 | ||
511 | cp = (void *) data; | |
c542a06c | 512 | |
4e51eae9 | 513 | BT_DBG("request for hci%u", index); |
c542a06c | 514 | |
bdce7baf SJ |
515 | if (len != sizeof(*cp)) |
516 | return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, EINVAL); | |
517 | ||
4e51eae9 | 518 | hdev = hci_dev_get(index); |
c542a06c | 519 | if (!hdev) |
4e51eae9 | 520 | return cmd_status(sk, index, MGMT_OP_SET_PAIRABLE, ENODEV); |
c542a06c | 521 | |
8c156c32 | 522 | hci_dev_lock_bh(hdev); |
c542a06c JH |
523 | |
524 | if (cp->val) | |
525 | set_bit(HCI_PAIRABLE, &hdev->flags); | |
526 | else | |
527 | clear_bit(HCI_PAIRABLE, &hdev->flags); | |
528 | ||
4e51eae9 | 529 | err = send_mode_rsp(sk, MGMT_OP_SET_PAIRABLE, index, cp->val); |
c542a06c JH |
530 | if (err < 0) |
531 | goto failed; | |
532 | ||
c542a06c JH |
533 | ev.val = cp->val; |
534 | ||
4e51eae9 | 535 | err = mgmt_event(MGMT_EV_PAIRABLE, index, &ev, sizeof(ev), sk); |
c542a06c JH |
536 | |
537 | failed: | |
8c156c32 | 538 | hci_dev_unlock_bh(hdev); |
c542a06c JH |
539 | hci_dev_put(hdev); |
540 | ||
541 | return err; | |
542 | } | |
543 | ||
80a1e1db JH |
544 | #define EIR_FLAGS 0x01 /* flags */ |
545 | #define EIR_UUID16_SOME 0x02 /* 16-bit UUID, more available */ | |
546 | #define EIR_UUID16_ALL 0x03 /* 16-bit UUID, all listed */ | |
547 | #define EIR_UUID32_SOME 0x04 /* 32-bit UUID, more available */ | |
548 | #define EIR_UUID32_ALL 0x05 /* 32-bit UUID, all listed */ | |
549 | #define EIR_UUID128_SOME 0x06 /* 128-bit UUID, more available */ | |
550 | #define EIR_UUID128_ALL 0x07 /* 128-bit UUID, all listed */ | |
551 | #define EIR_NAME_SHORT 0x08 /* shortened local name */ | |
552 | #define EIR_NAME_COMPLETE 0x09 /* complete local name */ | |
553 | #define EIR_TX_POWER 0x0A /* transmit power level */ | |
554 | #define EIR_DEVICE_ID 0x10 /* device ID */ | |
555 | ||
556 | #define PNP_INFO_SVCLASS_ID 0x1200 | |
557 | ||
558 | static u8 bluetooth_base_uuid[] = { | |
559 | 0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80, | |
560 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
561 | }; | |
562 | ||
563 | static u16 get_uuid16(u8 *uuid128) | |
564 | { | |
565 | u32 val; | |
566 | int i; | |
567 | ||
568 | for (i = 0; i < 12; i++) { | |
569 | if (bluetooth_base_uuid[i] != uuid128[i]) | |
570 | return 0; | |
571 | } | |
572 | ||
573 | memcpy(&val, &uuid128[12], 4); | |
574 | ||
575 | val = le32_to_cpu(val); | |
576 | if (val > 0xffff) | |
577 | return 0; | |
578 | ||
579 | return (u16) val; | |
580 | } | |
581 | ||
582 | static void create_eir(struct hci_dev *hdev, u8 *data) | |
583 | { | |
584 | u8 *ptr = data; | |
585 | u16 eir_len = 0; | |
586 | u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)]; | |
587 | int i, truncated = 0; | |
8035ded4 | 588 | struct bt_uuid *uuid; |
80a1e1db JH |
589 | size_t name_len; |
590 | ||
591 | name_len = strlen(hdev->dev_name); | |
592 | ||
593 | if (name_len > 0) { | |
594 | /* EIR Data type */ | |
595 | if (name_len > 48) { | |
596 | name_len = 48; | |
597 | ptr[1] = EIR_NAME_SHORT; | |
598 | } else | |
599 | ptr[1] = EIR_NAME_COMPLETE; | |
600 | ||
601 | /* EIR Data length */ | |
602 | ptr[0] = name_len + 1; | |
603 | ||
604 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
605 | ||
606 | eir_len += (name_len + 2); | |
607 | ptr += (name_len + 2); | |
608 | } | |
609 | ||
610 | memset(uuid16_list, 0, sizeof(uuid16_list)); | |
611 | ||
612 | /* Group all UUID16 types */ | |
8035ded4 | 613 | list_for_each_entry(uuid, &hdev->uuids, list) { |
80a1e1db JH |
614 | u16 uuid16; |
615 | ||
616 | uuid16 = get_uuid16(uuid->uuid); | |
617 | if (uuid16 == 0) | |
618 | return; | |
619 | ||
620 | if (uuid16 < 0x1100) | |
621 | continue; | |
622 | ||
623 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
624 | continue; | |
625 | ||
626 | /* Stop if not enough space to put next UUID */ | |
627 | if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) { | |
628 | truncated = 1; | |
629 | break; | |
630 | } | |
631 | ||
632 | /* Check for duplicates */ | |
633 | for (i = 0; uuid16_list[i] != 0; i++) | |
634 | if (uuid16_list[i] == uuid16) | |
635 | break; | |
636 | ||
637 | if (uuid16_list[i] == 0) { | |
638 | uuid16_list[i] = uuid16; | |
639 | eir_len += sizeof(u16); | |
640 | } | |
641 | } | |
642 | ||
643 | if (uuid16_list[0] != 0) { | |
644 | u8 *length = ptr; | |
645 | ||
646 | /* EIR Data type */ | |
647 | ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL; | |
648 | ||
649 | ptr += 2; | |
650 | eir_len += 2; | |
651 | ||
652 | for (i = 0; uuid16_list[i] != 0; i++) { | |
653 | *ptr++ = (uuid16_list[i] & 0x00ff); | |
654 | *ptr++ = (uuid16_list[i] & 0xff00) >> 8; | |
655 | } | |
656 | ||
657 | /* EIR Data length */ | |
658 | *length = (i * sizeof(u16)) + 1; | |
659 | } | |
660 | } | |
661 | ||
662 | static int update_eir(struct hci_dev *hdev) | |
663 | { | |
664 | struct hci_cp_write_eir cp; | |
665 | ||
666 | if (!(hdev->features[6] & LMP_EXT_INQ)) | |
667 | return 0; | |
668 | ||
669 | if (hdev->ssp_mode == 0) | |
670 | return 0; | |
671 | ||
672 | if (test_bit(HCI_SERVICE_CACHE, &hdev->flags)) | |
673 | return 0; | |
674 | ||
675 | memset(&cp, 0, sizeof(cp)); | |
676 | ||
677 | create_eir(hdev, cp.data); | |
678 | ||
679 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
680 | return 0; | |
681 | ||
682 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
683 | ||
684 | return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp); | |
685 | } | |
686 | ||
1aff6f09 JH |
687 | static u8 get_service_classes(struct hci_dev *hdev) |
688 | { | |
12dc0743 | 689 | struct bt_uuid *uuid; |
1aff6f09 JH |
690 | u8 val = 0; |
691 | ||
12dc0743 | 692 | list_for_each_entry(uuid, &hdev->uuids, list) |
1aff6f09 | 693 | val |= uuid->svc_hint; |
1aff6f09 JH |
694 | |
695 | return val; | |
696 | } | |
697 | ||
698 | static int update_class(struct hci_dev *hdev) | |
699 | { | |
700 | u8 cod[3]; | |
701 | ||
702 | BT_DBG("%s", hdev->name); | |
703 | ||
704 | if (test_bit(HCI_SERVICE_CACHE, &hdev->flags)) | |
705 | return 0; | |
706 | ||
707 | cod[0] = hdev->minor_class; | |
708 | cod[1] = hdev->major_class; | |
709 | cod[2] = get_service_classes(hdev); | |
710 | ||
711 | if (memcmp(cod, hdev->dev_class, 3) == 0) | |
712 | return 0; | |
713 | ||
714 | return hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); | |
715 | } | |
716 | ||
4e51eae9 | 717 | static int add_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) |
2aeb9a1a JH |
718 | { |
719 | struct mgmt_cp_add_uuid *cp; | |
720 | struct hci_dev *hdev; | |
721 | struct bt_uuid *uuid; | |
2aeb9a1a JH |
722 | int err; |
723 | ||
724 | cp = (void *) data; | |
2aeb9a1a | 725 | |
4e51eae9 | 726 | BT_DBG("request for hci%u", index); |
2aeb9a1a | 727 | |
bdce7baf SJ |
728 | if (len != sizeof(*cp)) |
729 | return cmd_status(sk, index, MGMT_OP_ADD_UUID, EINVAL); | |
730 | ||
4e51eae9 | 731 | hdev = hci_dev_get(index); |
2aeb9a1a | 732 | if (!hdev) |
4e51eae9 | 733 | return cmd_status(sk, index, MGMT_OP_ADD_UUID, ENODEV); |
2aeb9a1a | 734 | |
8c156c32 | 735 | hci_dev_lock_bh(hdev); |
2aeb9a1a JH |
736 | |
737 | uuid = kmalloc(sizeof(*uuid), GFP_ATOMIC); | |
738 | if (!uuid) { | |
739 | err = -ENOMEM; | |
740 | goto failed; | |
741 | } | |
742 | ||
743 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 744 | uuid->svc_hint = cp->svc_hint; |
2aeb9a1a JH |
745 | |
746 | list_add(&uuid->list, &hdev->uuids); | |
747 | ||
1aff6f09 JH |
748 | err = update_class(hdev); |
749 | if (err < 0) | |
750 | goto failed; | |
751 | ||
80a1e1db JH |
752 | err = update_eir(hdev); |
753 | if (err < 0) | |
754 | goto failed; | |
755 | ||
4e51eae9 | 756 | err = cmd_complete(sk, index, MGMT_OP_ADD_UUID, NULL, 0); |
2aeb9a1a JH |
757 | |
758 | failed: | |
8c156c32 | 759 | hci_dev_unlock_bh(hdev); |
2aeb9a1a JH |
760 | hci_dev_put(hdev); |
761 | ||
762 | return err; | |
763 | } | |
764 | ||
4e51eae9 | 765 | static int remove_uuid(struct sock *sk, u16 index, unsigned char *data, u16 len) |
2aeb9a1a JH |
766 | { |
767 | struct list_head *p, *n; | |
779cb850 | 768 | struct mgmt_cp_remove_uuid *cp; |
2aeb9a1a JH |
769 | struct hci_dev *hdev; |
770 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; | |
2aeb9a1a JH |
771 | int err, found; |
772 | ||
773 | cp = (void *) data; | |
2aeb9a1a | 774 | |
4e51eae9 | 775 | BT_DBG("request for hci%u", index); |
2aeb9a1a | 776 | |
bdce7baf SJ |
777 | if (len != sizeof(*cp)) |
778 | return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, EINVAL); | |
779 | ||
4e51eae9 | 780 | hdev = hci_dev_get(index); |
2aeb9a1a | 781 | if (!hdev) |
4e51eae9 | 782 | return cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENODEV); |
2aeb9a1a | 783 | |
8c156c32 | 784 | hci_dev_lock_bh(hdev); |
2aeb9a1a JH |
785 | |
786 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { | |
787 | err = hci_uuids_clear(hdev); | |
788 | goto unlock; | |
789 | } | |
790 | ||
791 | found = 0; | |
792 | ||
793 | list_for_each_safe(p, n, &hdev->uuids) { | |
794 | struct bt_uuid *match = list_entry(p, struct bt_uuid, list); | |
795 | ||
796 | if (memcmp(match->uuid, cp->uuid, 16) != 0) | |
797 | continue; | |
798 | ||
799 | list_del(&match->list); | |
800 | found++; | |
801 | } | |
802 | ||
803 | if (found == 0) { | |
4e51eae9 | 804 | err = cmd_status(sk, index, MGMT_OP_REMOVE_UUID, ENOENT); |
2aeb9a1a JH |
805 | goto unlock; |
806 | } | |
807 | ||
1aff6f09 JH |
808 | err = update_class(hdev); |
809 | if (err < 0) | |
810 | goto unlock; | |
811 | ||
80a1e1db JH |
812 | err = update_eir(hdev); |
813 | if (err < 0) | |
814 | goto unlock; | |
815 | ||
4e51eae9 | 816 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_UUID, NULL, 0); |
2aeb9a1a JH |
817 | |
818 | unlock: | |
8c156c32 | 819 | hci_dev_unlock_bh(hdev); |
2aeb9a1a JH |
820 | hci_dev_put(hdev); |
821 | ||
822 | return err; | |
823 | } | |
824 | ||
4e51eae9 SJ |
825 | static int set_dev_class(struct sock *sk, u16 index, unsigned char *data, |
826 | u16 len) | |
1aff6f09 JH |
827 | { |
828 | struct hci_dev *hdev; | |
829 | struct mgmt_cp_set_dev_class *cp; | |
1aff6f09 JH |
830 | int err; |
831 | ||
832 | cp = (void *) data; | |
1aff6f09 | 833 | |
4e51eae9 | 834 | BT_DBG("request for hci%u", index); |
1aff6f09 | 835 | |
bdce7baf SJ |
836 | if (len != sizeof(*cp)) |
837 | return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, EINVAL); | |
838 | ||
4e51eae9 | 839 | hdev = hci_dev_get(index); |
1aff6f09 | 840 | if (!hdev) |
4e51eae9 | 841 | return cmd_status(sk, index, MGMT_OP_SET_DEV_CLASS, ENODEV); |
1aff6f09 | 842 | |
8c156c32 | 843 | hci_dev_lock_bh(hdev); |
1aff6f09 JH |
844 | |
845 | hdev->major_class = cp->major; | |
846 | hdev->minor_class = cp->minor; | |
847 | ||
848 | err = update_class(hdev); | |
849 | ||
850 | if (err == 0) | |
4e51eae9 | 851 | err = cmd_complete(sk, index, MGMT_OP_SET_DEV_CLASS, NULL, 0); |
1aff6f09 | 852 | |
8c156c32 | 853 | hci_dev_unlock_bh(hdev); |
1aff6f09 JH |
854 | hci_dev_put(hdev); |
855 | ||
856 | return err; | |
857 | } | |
858 | ||
4e51eae9 SJ |
859 | static int set_service_cache(struct sock *sk, u16 index, unsigned char *data, |
860 | u16 len) | |
1aff6f09 JH |
861 | { |
862 | struct hci_dev *hdev; | |
863 | struct mgmt_cp_set_service_cache *cp; | |
1aff6f09 JH |
864 | int err; |
865 | ||
866 | cp = (void *) data; | |
1aff6f09 | 867 | |
bdce7baf | 868 | if (len != sizeof(*cp)) |
b8534e0f | 869 | return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, EINVAL); |
bdce7baf | 870 | |
4e51eae9 | 871 | hdev = hci_dev_get(index); |
1aff6f09 | 872 | if (!hdev) |
4e51eae9 | 873 | return cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, ENODEV); |
1aff6f09 | 874 | |
8c156c32 | 875 | hci_dev_lock_bh(hdev); |
1aff6f09 | 876 | |
4e51eae9 | 877 | BT_DBG("hci%u enable %d", index, cp->enable); |
1aff6f09 JH |
878 | |
879 | if (cp->enable) { | |
880 | set_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
881 | err = 0; | |
882 | } else { | |
883 | clear_bit(HCI_SERVICE_CACHE, &hdev->flags); | |
884 | err = update_class(hdev); | |
80a1e1db JH |
885 | if (err == 0) |
886 | err = update_eir(hdev); | |
1aff6f09 JH |
887 | } |
888 | ||
889 | if (err == 0) | |
4e51eae9 SJ |
890 | err = cmd_complete(sk, index, MGMT_OP_SET_SERVICE_CACHE, NULL, |
891 | 0); | |
e5b82e58 GP |
892 | else |
893 | cmd_status(sk, index, MGMT_OP_SET_SERVICE_CACHE, -err); | |
894 | ||
1aff6f09 | 895 | |
8c156c32 | 896 | hci_dev_unlock_bh(hdev); |
1aff6f09 JH |
897 | hci_dev_put(hdev); |
898 | ||
899 | return err; | |
900 | } | |
901 | ||
4e51eae9 | 902 | static int load_keys(struct sock *sk, u16 index, unsigned char *data, u16 len) |
55ed8ca1 JH |
903 | { |
904 | struct hci_dev *hdev; | |
905 | struct mgmt_cp_load_keys *cp; | |
4e51eae9 | 906 | u16 key_count, expected_len; |
a492cd52 | 907 | int i; |
55ed8ca1 JH |
908 | |
909 | cp = (void *) data; | |
bdce7baf SJ |
910 | |
911 | if (len < sizeof(*cp)) | |
b7059136 | 912 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, EINVAL); |
bdce7baf | 913 | |
55ed8ca1 JH |
914 | key_count = get_unaligned_le16(&cp->key_count); |
915 | ||
916 | expected_len = sizeof(*cp) + key_count * sizeof(struct mgmt_key_info); | |
a492cd52 VCG |
917 | if (expected_len != len) { |
918 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
919 | len, expected_len); | |
b7059136 | 920 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, EINVAL); |
55ed8ca1 JH |
921 | } |
922 | ||
4e51eae9 | 923 | hdev = hci_dev_get(index); |
55ed8ca1 | 924 | if (!hdev) |
4e51eae9 | 925 | return cmd_status(sk, index, MGMT_OP_LOAD_KEYS, ENODEV); |
55ed8ca1 | 926 | |
4e51eae9 | 927 | BT_DBG("hci%u debug_keys %u key_count %u", index, cp->debug_keys, |
55ed8ca1 JH |
928 | key_count); |
929 | ||
8c156c32 | 930 | hci_dev_lock_bh(hdev); |
55ed8ca1 JH |
931 | |
932 | hci_link_keys_clear(hdev); | |
933 | ||
934 | set_bit(HCI_LINK_KEYS, &hdev->flags); | |
935 | ||
936 | if (cp->debug_keys) | |
937 | set_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
938 | else | |
939 | clear_bit(HCI_DEBUG_KEYS, &hdev->flags); | |
940 | ||
a492cd52 VCG |
941 | for (i = 0; i < key_count; i++) { |
942 | struct mgmt_key_info *key = &cp->keys[i]; | |
55ed8ca1 | 943 | |
d25e28ab | 944 | hci_add_link_key(hdev, NULL, 0, &key->bdaddr, key->val, key->type, |
55ed8ca1 JH |
945 | key->pin_len); |
946 | } | |
947 | ||
8c156c32 | 948 | hci_dev_unlock_bh(hdev); |
55ed8ca1 JH |
949 | hci_dev_put(hdev); |
950 | ||
a492cd52 | 951 | return 0; |
55ed8ca1 JH |
952 | } |
953 | ||
4e51eae9 | 954 | static int remove_key(struct sock *sk, u16 index, unsigned char *data, u16 len) |
55ed8ca1 JH |
955 | { |
956 | struct hci_dev *hdev; | |
957 | struct mgmt_cp_remove_key *cp; | |
958 | struct hci_conn *conn; | |
55ed8ca1 JH |
959 | int err; |
960 | ||
961 | cp = (void *) data; | |
55ed8ca1 | 962 | |
bdce7baf SJ |
963 | if (len != sizeof(*cp)) |
964 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, EINVAL); | |
965 | ||
4e51eae9 | 966 | hdev = hci_dev_get(index); |
55ed8ca1 | 967 | if (!hdev) |
4e51eae9 | 968 | return cmd_status(sk, index, MGMT_OP_REMOVE_KEY, ENODEV); |
55ed8ca1 | 969 | |
8c156c32 | 970 | hci_dev_lock_bh(hdev); |
55ed8ca1 JH |
971 | |
972 | err = hci_remove_link_key(hdev, &cp->bdaddr); | |
973 | if (err < 0) { | |
4e51eae9 | 974 | err = cmd_status(sk, index, MGMT_OP_REMOVE_KEY, -err); |
55ed8ca1 JH |
975 | goto unlock; |
976 | } | |
977 | ||
978 | err = 0; | |
979 | ||
980 | if (!test_bit(HCI_UP, &hdev->flags) || !cp->disconnect) | |
981 | goto unlock; | |
982 | ||
983 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
984 | if (conn) { | |
985 | struct hci_cp_disconnect dc; | |
986 | ||
987 | put_unaligned_le16(conn->handle, &dc.handle); | |
988 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
94ac0272 | 989 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); |
55ed8ca1 JH |
990 | } |
991 | ||
992 | unlock: | |
8c156c32 | 993 | hci_dev_unlock_bh(hdev); |
55ed8ca1 JH |
994 | hci_dev_put(hdev); |
995 | ||
996 | return err; | |
997 | } | |
998 | ||
4e51eae9 | 999 | static int disconnect(struct sock *sk, u16 index, unsigned char *data, u16 len) |
8962ee74 JH |
1000 | { |
1001 | struct hci_dev *hdev; | |
1002 | struct mgmt_cp_disconnect *cp; | |
1003 | struct hci_cp_disconnect dc; | |
366a0336 | 1004 | struct pending_cmd *cmd; |
8962ee74 | 1005 | struct hci_conn *conn; |
8962ee74 JH |
1006 | int err; |
1007 | ||
1008 | BT_DBG(""); | |
1009 | ||
1010 | cp = (void *) data; | |
8962ee74 | 1011 | |
bdce7baf SJ |
1012 | if (len != sizeof(*cp)) |
1013 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, EINVAL); | |
1014 | ||
4e51eae9 | 1015 | hdev = hci_dev_get(index); |
8962ee74 | 1016 | if (!hdev) |
4e51eae9 | 1017 | return cmd_status(sk, index, MGMT_OP_DISCONNECT, ENODEV); |
8962ee74 | 1018 | |
8c156c32 | 1019 | hci_dev_lock_bh(hdev); |
8962ee74 JH |
1020 | |
1021 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1022 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENETDOWN); |
8962ee74 JH |
1023 | goto failed; |
1024 | } | |
1025 | ||
4e51eae9 SJ |
1026 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, index)) { |
1027 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, EBUSY); | |
8962ee74 JH |
1028 | goto failed; |
1029 | } | |
1030 | ||
1031 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); | |
365227e5 VCG |
1032 | if (!conn) |
1033 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->bdaddr); | |
1034 | ||
8962ee74 | 1035 | if (!conn) { |
4e51eae9 | 1036 | err = cmd_status(sk, index, MGMT_OP_DISCONNECT, ENOTCONN); |
8962ee74 JH |
1037 | goto failed; |
1038 | } | |
1039 | ||
4e51eae9 | 1040 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, index, data, len); |
366a0336 JH |
1041 | if (!cmd) { |
1042 | err = -ENOMEM; | |
8962ee74 | 1043 | goto failed; |
366a0336 | 1044 | } |
8962ee74 JH |
1045 | |
1046 | put_unaligned_le16(conn->handle, &dc.handle); | |
1047 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
1048 | ||
1049 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1050 | if (err < 0) | |
a664b5bc | 1051 | mgmt_pending_remove(cmd); |
8962ee74 JH |
1052 | |
1053 | failed: | |
8c156c32 | 1054 | hci_dev_unlock_bh(hdev); |
8962ee74 JH |
1055 | hci_dev_put(hdev); |
1056 | ||
1057 | return err; | |
1058 | } | |
1059 | ||
8ce6284e | 1060 | static int get_connections(struct sock *sk, u16 index) |
2784eb41 | 1061 | { |
2784eb41 JH |
1062 | struct mgmt_rp_get_connections *rp; |
1063 | struct hci_dev *hdev; | |
8035ded4 | 1064 | struct hci_conn *c; |
2784eb41 | 1065 | struct list_head *p; |
a38528f1 | 1066 | size_t rp_len; |
4e51eae9 | 1067 | u16 count; |
2784eb41 JH |
1068 | int i, err; |
1069 | ||
1070 | BT_DBG(""); | |
1071 | ||
4e51eae9 | 1072 | hdev = hci_dev_get(index); |
2784eb41 | 1073 | if (!hdev) |
4e51eae9 | 1074 | return cmd_status(sk, index, MGMT_OP_GET_CONNECTIONS, ENODEV); |
2784eb41 | 1075 | |
8c156c32 | 1076 | hci_dev_lock_bh(hdev); |
2784eb41 JH |
1077 | |
1078 | count = 0; | |
1079 | list_for_each(p, &hdev->conn_hash.list) { | |
1080 | count++; | |
1081 | } | |
1082 | ||
a38528f1 JH |
1083 | rp_len = sizeof(*rp) + (count * sizeof(bdaddr_t)); |
1084 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
1085 | if (!rp) { | |
2784eb41 JH |
1086 | err = -ENOMEM; |
1087 | goto unlock; | |
1088 | } | |
1089 | ||
2784eb41 JH |
1090 | put_unaligned_le16(count, &rp->conn_count); |
1091 | ||
2784eb41 | 1092 | i = 0; |
8035ded4 | 1093 | list_for_each_entry(c, &hdev->conn_hash.list, list) |
2784eb41 | 1094 | bacpy(&rp->conn[i++], &c->dst); |
2784eb41 | 1095 | |
4e51eae9 | 1096 | err = cmd_complete(sk, index, MGMT_OP_GET_CONNECTIONS, rp, rp_len); |
2784eb41 JH |
1097 | |
1098 | unlock: | |
a38528f1 | 1099 | kfree(rp); |
8c156c32 | 1100 | hci_dev_unlock_bh(hdev); |
2784eb41 JH |
1101 | hci_dev_put(hdev); |
1102 | return err; | |
1103 | } | |
1104 | ||
96d97a67 WR |
1105 | static int send_pin_code_neg_reply(struct sock *sk, u16 index, |
1106 | struct hci_dev *hdev, struct mgmt_cp_pin_code_neg_reply *cp) | |
1107 | { | |
1108 | struct pending_cmd *cmd; | |
1109 | int err; | |
1110 | ||
1111 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, index, cp, | |
1112 | sizeof(*cp)); | |
1113 | if (!cmd) | |
1114 | return -ENOMEM; | |
1115 | ||
1116 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, sizeof(cp->bdaddr), | |
1117 | &cp->bdaddr); | |
1118 | if (err < 0) | |
1119 | mgmt_pending_remove(cmd); | |
1120 | ||
1121 | return err; | |
1122 | } | |
1123 | ||
4e51eae9 SJ |
1124 | static int pin_code_reply(struct sock *sk, u16 index, unsigned char *data, |
1125 | u16 len) | |
980e1a53 JH |
1126 | { |
1127 | struct hci_dev *hdev; | |
96d97a67 | 1128 | struct hci_conn *conn; |
980e1a53 | 1129 | struct mgmt_cp_pin_code_reply *cp; |
96d97a67 | 1130 | struct mgmt_cp_pin_code_neg_reply ncp; |
980e1a53 | 1131 | struct hci_cp_pin_code_reply reply; |
366a0336 | 1132 | struct pending_cmd *cmd; |
980e1a53 JH |
1133 | int err; |
1134 | ||
1135 | BT_DBG(""); | |
1136 | ||
1137 | cp = (void *) data; | |
980e1a53 | 1138 | |
bdce7baf SJ |
1139 | if (len != sizeof(*cp)) |
1140 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, EINVAL); | |
1141 | ||
4e51eae9 | 1142 | hdev = hci_dev_get(index); |
980e1a53 | 1143 | if (!hdev) |
4e51eae9 | 1144 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENODEV); |
980e1a53 | 1145 | |
8c156c32 | 1146 | hci_dev_lock_bh(hdev); |
980e1a53 JH |
1147 | |
1148 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 | 1149 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENETDOWN); |
980e1a53 JH |
1150 | goto failed; |
1151 | } | |
1152 | ||
96d97a67 WR |
1153 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr); |
1154 | if (!conn) { | |
1155 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, ENOTCONN); | |
1156 | goto failed; | |
1157 | } | |
1158 | ||
1159 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
1160 | bacpy(&ncp.bdaddr, &cp->bdaddr); | |
1161 | ||
1162 | BT_ERR("PIN code is not 16 bytes long"); | |
1163 | ||
1164 | err = send_pin_code_neg_reply(sk, index, hdev, &ncp); | |
1165 | if (err >= 0) | |
1166 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_REPLY, | |
1167 | EINVAL); | |
1168 | ||
1169 | goto failed; | |
1170 | } | |
1171 | ||
4e51eae9 | 1172 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, index, data, len); |
366a0336 JH |
1173 | if (!cmd) { |
1174 | err = -ENOMEM; | |
980e1a53 | 1175 | goto failed; |
366a0336 | 1176 | } |
980e1a53 JH |
1177 | |
1178 | bacpy(&reply.bdaddr, &cp->bdaddr); | |
1179 | reply.pin_len = cp->pin_len; | |
24718ca5 | 1180 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
1181 | |
1182 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
1183 | if (err < 0) | |
a664b5bc | 1184 | mgmt_pending_remove(cmd); |
980e1a53 JH |
1185 | |
1186 | failed: | |
8c156c32 | 1187 | hci_dev_unlock_bh(hdev); |
980e1a53 JH |
1188 | hci_dev_put(hdev); |
1189 | ||
1190 | return err; | |
1191 | } | |
1192 | ||
4e51eae9 SJ |
1193 | static int pin_code_neg_reply(struct sock *sk, u16 index, unsigned char *data, |
1194 | u16 len) | |
980e1a53 JH |
1195 | { |
1196 | struct hci_dev *hdev; | |
1197 | struct mgmt_cp_pin_code_neg_reply *cp; | |
980e1a53 JH |
1198 | int err; |
1199 | ||
1200 | BT_DBG(""); | |
1201 | ||
1202 | cp = (void *) data; | |
980e1a53 | 1203 | |
bdce7baf SJ |
1204 | if (len != sizeof(*cp)) |
1205 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, | |
1206 | EINVAL); | |
1207 | ||
4e51eae9 | 1208 | hdev = hci_dev_get(index); |
980e1a53 | 1209 | if (!hdev) |
4e51eae9 SJ |
1210 | return cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1211 | ENODEV); | |
980e1a53 | 1212 | |
8c156c32 | 1213 | hci_dev_lock_bh(hdev); |
980e1a53 JH |
1214 | |
1215 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
4e51eae9 SJ |
1216 | err = cmd_status(sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, |
1217 | ENETDOWN); | |
980e1a53 JH |
1218 | goto failed; |
1219 | } | |
1220 | ||
96d97a67 | 1221 | err = send_pin_code_neg_reply(sk, index, hdev, cp); |
980e1a53 JH |
1222 | |
1223 | failed: | |
8c156c32 | 1224 | hci_dev_unlock_bh(hdev); |
980e1a53 JH |
1225 | hci_dev_put(hdev); |
1226 | ||
1227 | return err; | |
1228 | } | |
1229 | ||
4e51eae9 SJ |
1230 | static int set_io_capability(struct sock *sk, u16 index, unsigned char *data, |
1231 | u16 len) | |
17fa4b9d JH |
1232 | { |
1233 | struct hci_dev *hdev; | |
1234 | struct mgmt_cp_set_io_capability *cp; | |
17fa4b9d JH |
1235 | |
1236 | BT_DBG(""); | |
1237 | ||
1238 | cp = (void *) data; | |
17fa4b9d | 1239 | |
bdce7baf | 1240 | if (len != sizeof(*cp)) |
b8534e0f | 1241 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, EINVAL); |
bdce7baf | 1242 | |
4e51eae9 | 1243 | hdev = hci_dev_get(index); |
17fa4b9d | 1244 | if (!hdev) |
4e51eae9 | 1245 | return cmd_status(sk, index, MGMT_OP_SET_IO_CAPABILITY, ENODEV); |
17fa4b9d | 1246 | |
8c156c32 | 1247 | hci_dev_lock_bh(hdev); |
17fa4b9d JH |
1248 | |
1249 | hdev->io_capability = cp->io_capability; | |
1250 | ||
1251 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
b8534e0f | 1252 | hdev->io_capability); |
17fa4b9d | 1253 | |
8c156c32 | 1254 | hci_dev_unlock_bh(hdev); |
17fa4b9d JH |
1255 | hci_dev_put(hdev); |
1256 | ||
4e51eae9 | 1257 | return cmd_complete(sk, index, MGMT_OP_SET_IO_CAPABILITY, NULL, 0); |
17fa4b9d JH |
1258 | } |
1259 | ||
e9a416b5 JH |
1260 | static inline struct pending_cmd *find_pairing(struct hci_conn *conn) |
1261 | { | |
1262 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 1263 | struct pending_cmd *cmd; |
e9a416b5 | 1264 | |
8035ded4 | 1265 | list_for_each_entry(cmd, &cmd_list, list) { |
e9a416b5 JH |
1266 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
1267 | continue; | |
1268 | ||
1269 | if (cmd->index != hdev->id) | |
1270 | continue; | |
1271 | ||
1272 | if (cmd->user_data != conn) | |
1273 | continue; | |
1274 | ||
1275 | return cmd; | |
1276 | } | |
1277 | ||
1278 | return NULL; | |
1279 | } | |
1280 | ||
1281 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
1282 | { | |
1283 | struct mgmt_rp_pair_device rp; | |
1284 | struct hci_conn *conn = cmd->user_data; | |
1285 | ||
e9a416b5 JH |
1286 | bacpy(&rp.bdaddr, &conn->dst); |
1287 | rp.status = status; | |
1288 | ||
4e51eae9 | 1289 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, &rp, sizeof(rp)); |
e9a416b5 JH |
1290 | |
1291 | /* So we don't get further callbacks for this connection */ | |
1292 | conn->connect_cfm_cb = NULL; | |
1293 | conn->security_cfm_cb = NULL; | |
1294 | conn->disconn_cfm_cb = NULL; | |
1295 | ||
1296 | hci_conn_put(conn); | |
1297 | ||
a664b5bc | 1298 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
1299 | } |
1300 | ||
1301 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) | |
1302 | { | |
1303 | struct pending_cmd *cmd; | |
1304 | ||
1305 | BT_DBG("status %u", status); | |
1306 | ||
1307 | cmd = find_pairing(conn); | |
1308 | if (!cmd) { | |
1309 | BT_DBG("Unable to find a pending command"); | |
1310 | return; | |
1311 | } | |
1312 | ||
1313 | pairing_complete(cmd, status); | |
1314 | } | |
1315 | ||
4e51eae9 | 1316 | static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len) |
e9a416b5 JH |
1317 | { |
1318 | struct hci_dev *hdev; | |
1319 | struct mgmt_cp_pair_device *cp; | |
1320 | struct pending_cmd *cmd; | |
7a512d01 | 1321 | struct adv_entry *entry; |
e9a416b5 JH |
1322 | u8 sec_level, auth_type; |
1323 | struct hci_conn *conn; | |
e9a416b5 JH |
1324 | int err; |
1325 | ||
1326 | BT_DBG(""); | |
1327 | ||
1328 | cp = (void *) data; | |
e9a416b5 | 1329 | |
bdce7baf SJ |
1330 | if (len != sizeof(*cp)) |
1331 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EINVAL); | |
1332 | ||
4e51eae9 | 1333 | hdev = hci_dev_get(index); |
e9a416b5 | 1334 | if (!hdev) |
4e51eae9 | 1335 | return cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, ENODEV); |
e9a416b5 | 1336 | |
8c156c32 | 1337 | hci_dev_lock_bh(hdev); |
e9a416b5 | 1338 | |
c908df36 VCG |
1339 | sec_level = BT_SECURITY_MEDIUM; |
1340 | if (cp->io_cap == 0x03) | |
e9a416b5 | 1341 | auth_type = HCI_AT_DEDICATED_BONDING; |
c908df36 | 1342 | else |
e9a416b5 | 1343 | auth_type = HCI_AT_DEDICATED_BONDING_MITM; |
e9a416b5 | 1344 | |
7a512d01 VCG |
1345 | entry = hci_find_adv_entry(hdev, &cp->bdaddr); |
1346 | if (entry) | |
1347 | conn = hci_connect(hdev, LE_LINK, &cp->bdaddr, sec_level, | |
1348 | auth_type); | |
1349 | else | |
1350 | conn = hci_connect(hdev, ACL_LINK, &cp->bdaddr, sec_level, | |
1351 | auth_type); | |
1352 | ||
30e76272 VT |
1353 | if (IS_ERR(conn)) { |
1354 | err = PTR_ERR(conn); | |
e9a416b5 JH |
1355 | goto unlock; |
1356 | } | |
1357 | ||
1358 | if (conn->connect_cfm_cb) { | |
1359 | hci_conn_put(conn); | |
4e51eae9 | 1360 | err = cmd_status(sk, index, MGMT_OP_PAIR_DEVICE, EBUSY); |
e9a416b5 JH |
1361 | goto unlock; |
1362 | } | |
1363 | ||
4e51eae9 | 1364 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, index, data, len); |
e9a416b5 JH |
1365 | if (!cmd) { |
1366 | err = -ENOMEM; | |
1367 | hci_conn_put(conn); | |
1368 | goto unlock; | |
1369 | } | |
1370 | ||
7a512d01 VCG |
1371 | /* For LE, just connecting isn't a proof that the pairing finished */ |
1372 | if (!entry) | |
1373 | conn->connect_cfm_cb = pairing_complete_cb; | |
1374 | ||
e9a416b5 JH |
1375 | conn->security_cfm_cb = pairing_complete_cb; |
1376 | conn->disconn_cfm_cb = pairing_complete_cb; | |
1377 | conn->io_capability = cp->io_cap; | |
1378 | cmd->user_data = conn; | |
1379 | ||
1380 | if (conn->state == BT_CONNECTED && | |
1381 | hci_conn_security(conn, sec_level, auth_type)) | |
1382 | pairing_complete(cmd, 0); | |
1383 | ||
1384 | err = 0; | |
1385 | ||
1386 | unlock: | |
8c156c32 | 1387 | hci_dev_unlock_bh(hdev); |
e9a416b5 JH |
1388 | hci_dev_put(hdev); |
1389 | ||
1390 | return err; | |
1391 | } | |
1392 | ||
4e51eae9 SJ |
1393 | static int user_confirm_reply(struct sock *sk, u16 index, unsigned char *data, |
1394 | u16 len, int success) | |
a5c29683 JH |
1395 | { |
1396 | struct mgmt_cp_user_confirm_reply *cp = (void *) data; | |
4e51eae9 | 1397 | u16 mgmt_op, hci_op; |
a5c29683 JH |
1398 | struct pending_cmd *cmd; |
1399 | struct hci_dev *hdev; | |
1400 | int err; | |
1401 | ||
1402 | BT_DBG(""); | |
1403 | ||
a5c29683 JH |
1404 | if (success) { |
1405 | mgmt_op = MGMT_OP_USER_CONFIRM_REPLY; | |
1406 | hci_op = HCI_OP_USER_CONFIRM_REPLY; | |
1407 | } else { | |
1408 | mgmt_op = MGMT_OP_USER_CONFIRM_NEG_REPLY; | |
1409 | hci_op = HCI_OP_USER_CONFIRM_NEG_REPLY; | |
1410 | } | |
1411 | ||
bdce7baf SJ |
1412 | if (len != sizeof(*cp)) |
1413 | return cmd_status(sk, index, mgmt_op, EINVAL); | |
1414 | ||
4e51eae9 | 1415 | hdev = hci_dev_get(index); |
a5c29683 | 1416 | if (!hdev) |
4e51eae9 | 1417 | return cmd_status(sk, index, mgmt_op, ENODEV); |
a5c29683 | 1418 | |
8c156c32 | 1419 | hci_dev_lock_bh(hdev); |
08ba5382 | 1420 | |
a5c29683 | 1421 | if (!test_bit(HCI_UP, &hdev->flags)) { |
4e51eae9 | 1422 | err = cmd_status(sk, index, mgmt_op, ENETDOWN); |
a5c29683 JH |
1423 | goto failed; |
1424 | } | |
1425 | ||
4e51eae9 | 1426 | cmd = mgmt_pending_add(sk, mgmt_op, index, data, len); |
a5c29683 JH |
1427 | if (!cmd) { |
1428 | err = -ENOMEM; | |
1429 | goto failed; | |
1430 | } | |
1431 | ||
1432 | err = hci_send_cmd(hdev, hci_op, sizeof(cp->bdaddr), &cp->bdaddr); | |
a664b5bc JH |
1433 | if (err < 0) |
1434 | mgmt_pending_remove(cmd); | |
a5c29683 JH |
1435 | |
1436 | failed: | |
8c156c32 | 1437 | hci_dev_unlock_bh(hdev); |
a5c29683 JH |
1438 | hci_dev_put(hdev); |
1439 | ||
1440 | return err; | |
1441 | } | |
1442 | ||
b312b161 JH |
1443 | static int set_local_name(struct sock *sk, u16 index, unsigned char *data, |
1444 | u16 len) | |
1445 | { | |
1446 | struct mgmt_cp_set_local_name *mgmt_cp = (void *) data; | |
1447 | struct hci_cp_write_local_name hci_cp; | |
1448 | struct hci_dev *hdev; | |
1449 | struct pending_cmd *cmd; | |
1450 | int err; | |
1451 | ||
1452 | BT_DBG(""); | |
1453 | ||
1454 | if (len != sizeof(*mgmt_cp)) | |
1455 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, EINVAL); | |
1456 | ||
1457 | hdev = hci_dev_get(index); | |
1458 | if (!hdev) | |
1459 | return cmd_status(sk, index, MGMT_OP_SET_LOCAL_NAME, ENODEV); | |
1460 | ||
8c156c32 | 1461 | hci_dev_lock_bh(hdev); |
b312b161 JH |
1462 | |
1463 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, index, data, len); | |
1464 | if (!cmd) { | |
1465 | err = -ENOMEM; | |
1466 | goto failed; | |
1467 | } | |
1468 | ||
1469 | memcpy(hci_cp.name, mgmt_cp->name, sizeof(hci_cp.name)); | |
1470 | err = hci_send_cmd(hdev, HCI_OP_WRITE_LOCAL_NAME, sizeof(hci_cp), | |
1471 | &hci_cp); | |
1472 | if (err < 0) | |
1473 | mgmt_pending_remove(cmd); | |
1474 | ||
1475 | failed: | |
8c156c32 | 1476 | hci_dev_unlock_bh(hdev); |
b312b161 JH |
1477 | hci_dev_put(hdev); |
1478 | ||
1479 | return err; | |
1480 | } | |
1481 | ||
c35938b2 SJ |
1482 | static int read_local_oob_data(struct sock *sk, u16 index) |
1483 | { | |
1484 | struct hci_dev *hdev; | |
1485 | struct pending_cmd *cmd; | |
1486 | int err; | |
1487 | ||
1488 | BT_DBG("hci%u", index); | |
1489 | ||
1490 | hdev = hci_dev_get(index); | |
1491 | if (!hdev) | |
1492 | return cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1493 | ENODEV); | |
1494 | ||
8c156c32 | 1495 | hci_dev_lock_bh(hdev); |
c35938b2 SJ |
1496 | |
1497 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
1498 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1499 | ENETDOWN); | |
1500 | goto unlock; | |
1501 | } | |
1502 | ||
1503 | if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) { | |
1504 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
1505 | EOPNOTSUPP); | |
1506 | goto unlock; | |
1507 | } | |
1508 | ||
1509 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index)) { | |
1510 | err = cmd_status(sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, EBUSY); | |
1511 | goto unlock; | |
1512 | } | |
1513 | ||
1514 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, index, NULL, 0); | |
1515 | if (!cmd) { | |
1516 | err = -ENOMEM; | |
1517 | goto unlock; | |
1518 | } | |
1519 | ||
1520 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
1521 | if (err < 0) | |
1522 | mgmt_pending_remove(cmd); | |
1523 | ||
1524 | unlock: | |
8c156c32 | 1525 | hci_dev_unlock_bh(hdev); |
c35938b2 SJ |
1526 | hci_dev_put(hdev); |
1527 | ||
1528 | return err; | |
1529 | } | |
1530 | ||
2763eda6 SJ |
1531 | static int add_remote_oob_data(struct sock *sk, u16 index, unsigned char *data, |
1532 | u16 len) | |
1533 | { | |
1534 | struct hci_dev *hdev; | |
1535 | struct mgmt_cp_add_remote_oob_data *cp = (void *) data; | |
1536 | int err; | |
1537 | ||
1538 | BT_DBG("hci%u ", index); | |
1539 | ||
1540 | if (len != sizeof(*cp)) | |
1541 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1542 | EINVAL); | |
1543 | ||
1544 | hdev = hci_dev_get(index); | |
1545 | if (!hdev) | |
1546 | return cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
1547 | ENODEV); | |
1548 | ||
8c156c32 | 1549 | hci_dev_lock_bh(hdev); |
2763eda6 SJ |
1550 | |
1551 | err = hci_add_remote_oob_data(hdev, &cp->bdaddr, cp->hash, | |
1552 | cp->randomizer); | |
1553 | if (err < 0) | |
1554 | err = cmd_status(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, -err); | |
1555 | else | |
1556 | err = cmd_complete(sk, index, MGMT_OP_ADD_REMOTE_OOB_DATA, NULL, | |
1557 | 0); | |
1558 | ||
8c156c32 | 1559 | hci_dev_unlock_bh(hdev); |
2763eda6 SJ |
1560 | hci_dev_put(hdev); |
1561 | ||
1562 | return err; | |
1563 | } | |
1564 | ||
1565 | static int remove_remote_oob_data(struct sock *sk, u16 index, | |
1566 | unsigned char *data, u16 len) | |
1567 | { | |
1568 | struct hci_dev *hdev; | |
1569 | struct mgmt_cp_remove_remote_oob_data *cp = (void *) data; | |
1570 | int err; | |
1571 | ||
1572 | BT_DBG("hci%u ", index); | |
1573 | ||
1574 | if (len != sizeof(*cp)) | |
1575 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1576 | EINVAL); | |
1577 | ||
1578 | hdev = hci_dev_get(index); | |
1579 | if (!hdev) | |
1580 | return cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1581 | ENODEV); | |
1582 | ||
8c156c32 | 1583 | hci_dev_lock_bh(hdev); |
2763eda6 SJ |
1584 | |
1585 | err = hci_remove_remote_oob_data(hdev, &cp->bdaddr); | |
1586 | if (err < 0) | |
1587 | err = cmd_status(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1588 | -err); | |
1589 | else | |
1590 | err = cmd_complete(sk, index, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
1591 | NULL, 0); | |
1592 | ||
8c156c32 | 1593 | hci_dev_unlock_bh(hdev); |
2763eda6 SJ |
1594 | hci_dev_put(hdev); |
1595 | ||
1596 | return err; | |
1597 | } | |
1598 | ||
14a53664 JH |
1599 | static int start_discovery(struct sock *sk, u16 index) |
1600 | { | |
1601 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
1602 | struct hci_cp_inquiry cp; | |
1603 | struct pending_cmd *cmd; | |
1604 | struct hci_dev *hdev; | |
1605 | int err; | |
1606 | ||
1607 | BT_DBG("hci%u", index); | |
1608 | ||
1609 | hdev = hci_dev_get(index); | |
1610 | if (!hdev) | |
1611 | return cmd_status(sk, index, MGMT_OP_START_DISCOVERY, ENODEV); | |
1612 | ||
1613 | hci_dev_lock_bh(hdev); | |
1614 | ||
1615 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, index, NULL, 0); | |
1616 | if (!cmd) { | |
1617 | err = -ENOMEM; | |
1618 | goto failed; | |
1619 | } | |
1620 | ||
1621 | memset(&cp, 0, sizeof(cp)); | |
1622 | memcpy(&cp.lap, lap, 3); | |
1623 | cp.length = 0x08; | |
1624 | cp.num_rsp = 0x00; | |
1625 | ||
1626 | err = hci_send_cmd(hdev, HCI_OP_INQUIRY, sizeof(cp), &cp); | |
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 | ||
1657 | err = hci_send_cmd(hdev, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
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 | |
c71e97bf JH |
1952 | int mgmt_index_added(u16 index) |
1953 | { | |
4e51eae9 | 1954 | return mgmt_event(MGMT_EV_INDEX_ADDED, index, NULL, 0, NULL); |
c71e97bf JH |
1955 | } |
1956 | ||
1957 | int mgmt_index_removed(u16 index) | |
1958 | { | |
4e51eae9 | 1959 | return mgmt_event(MGMT_EV_INDEX_REMOVED, index, NULL, 0, NULL); |
eec8d2bc JH |
1960 | } |
1961 | ||
73f22f62 | 1962 | struct cmd_lookup { |
72a734ec | 1963 | u8 val; |
eec8d2bc JH |
1964 | struct sock *sk; |
1965 | }; | |
1966 | ||
72a734ec | 1967 | static void mode_rsp(struct pending_cmd *cmd, void *data) |
eec8d2bc | 1968 | { |
c68fb7ff | 1969 | struct mgmt_mode *cp = cmd->param; |
73f22f62 | 1970 | struct cmd_lookup *match = data; |
eec8d2bc | 1971 | |
72a734ec | 1972 | if (cp->val != match->val) |
eec8d2bc JH |
1973 | return; |
1974 | ||
053f0211 | 1975 | send_mode_rsp(cmd->sk, cmd->opcode, cmd->index, cp->val); |
eec8d2bc JH |
1976 | |
1977 | list_del(&cmd->list); | |
1978 | ||
1979 | if (match->sk == NULL) { | |
1980 | match->sk = cmd->sk; | |
1981 | sock_hold(match->sk); | |
1982 | } | |
1983 | ||
1984 | mgmt_pending_free(cmd); | |
c71e97bf | 1985 | } |
5add6af8 JH |
1986 | |
1987 | int mgmt_powered(u16 index, u8 powered) | |
1988 | { | |
72a734ec | 1989 | struct mgmt_mode ev; |
73f22f62 | 1990 | struct cmd_lookup match = { powered, NULL }; |
eec8d2bc | 1991 | int ret; |
5add6af8 | 1992 | |
72a734ec | 1993 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, index, mode_rsp, &match); |
5add6af8 | 1994 | |
72a734ec | 1995 | ev.val = powered; |
eec8d2bc | 1996 | |
4e51eae9 | 1997 | ret = mgmt_event(MGMT_EV_POWERED, index, &ev, sizeof(ev), match.sk); |
eec8d2bc JH |
1998 | |
1999 | if (match.sk) | |
2000 | sock_put(match.sk); | |
2001 | ||
2002 | return ret; | |
5add6af8 | 2003 | } |
73f22f62 | 2004 | |
73f22f62 JH |
2005 | int mgmt_discoverable(u16 index, u8 discoverable) |
2006 | { | |
72a734ec | 2007 | struct mgmt_mode ev; |
73f22f62 JH |
2008 | struct cmd_lookup match = { discoverable, NULL }; |
2009 | int ret; | |
2010 | ||
b8534e0f | 2011 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, index, mode_rsp, &match); |
72a734ec | 2012 | |
72a734ec | 2013 | ev.val = discoverable; |
73f22f62 | 2014 | |
4e51eae9 SJ |
2015 | ret = mgmt_event(MGMT_EV_DISCOVERABLE, index, &ev, sizeof(ev), |
2016 | match.sk); | |
73f22f62 JH |
2017 | |
2018 | if (match.sk) | |
2019 | sock_put(match.sk); | |
2020 | ||
2021 | return ret; | |
2022 | } | |
9fbcbb45 | 2023 | |
9fbcbb45 JH |
2024 | int mgmt_connectable(u16 index, u8 connectable) |
2025 | { | |
72a734ec | 2026 | struct mgmt_mode ev; |
9fbcbb45 JH |
2027 | struct cmd_lookup match = { connectable, NULL }; |
2028 | int ret; | |
2029 | ||
72a734ec | 2030 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, index, mode_rsp, &match); |
9fbcbb45 | 2031 | |
72a734ec | 2032 | ev.val = connectable; |
9fbcbb45 | 2033 | |
4e51eae9 | 2034 | ret = mgmt_event(MGMT_EV_CONNECTABLE, index, &ev, sizeof(ev), match.sk); |
9fbcbb45 JH |
2035 | |
2036 | if (match.sk) | |
2037 | sock_put(match.sk); | |
2038 | ||
2039 | return ret; | |
2040 | } | |
55ed8ca1 | 2041 | |
4df378a1 | 2042 | int mgmt_new_key(u16 index, struct link_key *key, u8 persistent) |
55ed8ca1 | 2043 | { |
a492cd52 | 2044 | struct mgmt_ev_new_key ev; |
55ed8ca1 | 2045 | |
a492cd52 | 2046 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 2047 | |
a492cd52 VCG |
2048 | ev.store_hint = persistent; |
2049 | bacpy(&ev.key.bdaddr, &key->bdaddr); | |
2050 | ev.key.type = key->type; | |
2051 | memcpy(ev.key.val, key->val, 16); | |
2052 | ev.key.pin_len = key->pin_len; | |
55ed8ca1 | 2053 | |
a492cd52 | 2054 | return mgmt_event(MGMT_EV_NEW_KEY, index, &ev, sizeof(ev), NULL); |
55ed8ca1 | 2055 | } |
f7520543 | 2056 | |
cfafccf7 | 2057 | int mgmt_connected(u16 index, bdaddr_t *bdaddr, u8 link_type) |
f7520543 JH |
2058 | { |
2059 | struct mgmt_ev_connected ev; | |
2060 | ||
f7520543 | 2061 | bacpy(&ev.bdaddr, bdaddr); |
cfafccf7 | 2062 | ev.link_type = link_type; |
f7520543 | 2063 | |
4e51eae9 | 2064 | return mgmt_event(MGMT_EV_CONNECTED, index, &ev, sizeof(ev), NULL); |
f7520543 JH |
2065 | } |
2066 | ||
8962ee74 JH |
2067 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
2068 | { | |
c68fb7ff | 2069 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 2070 | struct sock **sk = data; |
a38528f1 | 2071 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2072 | |
a38528f1 | 2073 | bacpy(&rp.bdaddr, &cp->bdaddr); |
8962ee74 | 2074 | |
4e51eae9 | 2075 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, &rp, sizeof(rp)); |
8962ee74 JH |
2076 | |
2077 | *sk = cmd->sk; | |
2078 | sock_hold(*sk); | |
2079 | ||
a664b5bc | 2080 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2081 | } |
2082 | ||
f7520543 JH |
2083 | int mgmt_disconnected(u16 index, bdaddr_t *bdaddr) |
2084 | { | |
2085 | struct mgmt_ev_disconnected ev; | |
8962ee74 JH |
2086 | struct sock *sk = NULL; |
2087 | int err; | |
2088 | ||
2089 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, index, disconnect_rsp, &sk); | |
f7520543 | 2090 | |
f7520543 JH |
2091 | bacpy(&ev.bdaddr, bdaddr); |
2092 | ||
4e51eae9 | 2093 | err = mgmt_event(MGMT_EV_DISCONNECTED, index, &ev, sizeof(ev), sk); |
8962ee74 JH |
2094 | |
2095 | if (sk) | |
2096 | sock_put(sk); | |
2097 | ||
2098 | return err; | |
2099 | } | |
2100 | ||
2101 | int mgmt_disconnect_failed(u16 index) | |
2102 | { | |
2103 | struct pending_cmd *cmd; | |
2104 | int err; | |
2105 | ||
2106 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, index); | |
2107 | if (!cmd) | |
2108 | return -ENOENT; | |
2109 | ||
4e51eae9 | 2110 | err = cmd_status(cmd->sk, index, MGMT_OP_DISCONNECT, EIO); |
8962ee74 | 2111 | |
a664b5bc | 2112 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2113 | |
2114 | return err; | |
f7520543 | 2115 | } |
17d5c04c JH |
2116 | |
2117 | int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
2118 | { | |
2119 | struct mgmt_ev_connect_failed ev; | |
2120 | ||
17d5c04c JH |
2121 | bacpy(&ev.bdaddr, bdaddr); |
2122 | ev.status = status; | |
2123 | ||
4e51eae9 | 2124 | return mgmt_event(MGMT_EV_CONNECT_FAILED, index, &ev, sizeof(ev), NULL); |
17d5c04c | 2125 | } |
980e1a53 | 2126 | |
a770bb5a | 2127 | int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
2128 | { |
2129 | struct mgmt_ev_pin_code_request ev; | |
2130 | ||
980e1a53 | 2131 | bacpy(&ev.bdaddr, bdaddr); |
a770bb5a | 2132 | ev.secure = secure; |
980e1a53 | 2133 | |
4e51eae9 SJ |
2134 | return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, index, &ev, sizeof(ev), |
2135 | NULL); | |
980e1a53 JH |
2136 | } |
2137 | ||
2138 | int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2139 | { | |
2140 | struct pending_cmd *cmd; | |
ac56fb13 | 2141 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
2142 | int err; |
2143 | ||
2144 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, index); | |
2145 | if (!cmd) | |
2146 | return -ENOENT; | |
2147 | ||
ac56fb13 JH |
2148 | bacpy(&rp.bdaddr, bdaddr); |
2149 | rp.status = status; | |
2150 | ||
4e51eae9 SJ |
2151 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_REPLY, &rp, |
2152 | sizeof(rp)); | |
980e1a53 | 2153 | |
a664b5bc | 2154 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2155 | |
2156 | return err; | |
2157 | } | |
2158 | ||
2159 | int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2160 | { | |
2161 | struct pending_cmd *cmd; | |
ac56fb13 | 2162 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
2163 | int err; |
2164 | ||
2165 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, index); | |
2166 | if (!cmd) | |
2167 | return -ENOENT; | |
2168 | ||
ac56fb13 JH |
2169 | bacpy(&rp.bdaddr, bdaddr); |
2170 | rp.status = status; | |
2171 | ||
4e51eae9 SJ |
2172 | err = cmd_complete(cmd->sk, index, MGMT_OP_PIN_CODE_NEG_REPLY, &rp, |
2173 | sizeof(rp)); | |
980e1a53 | 2174 | |
a664b5bc | 2175 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2176 | |
2177 | return err; | |
2178 | } | |
a5c29683 | 2179 | |
55bc1a37 JH |
2180 | int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value, |
2181 | u8 confirm_hint) | |
a5c29683 JH |
2182 | { |
2183 | struct mgmt_ev_user_confirm_request ev; | |
2184 | ||
2185 | BT_DBG("hci%u", index); | |
2186 | ||
a5c29683 | 2187 | bacpy(&ev.bdaddr, bdaddr); |
55bc1a37 | 2188 | ev.confirm_hint = confirm_hint; |
a5c29683 JH |
2189 | put_unaligned_le32(value, &ev.value); |
2190 | ||
4e51eae9 SJ |
2191 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, index, &ev, sizeof(ev), |
2192 | NULL); | |
a5c29683 JH |
2193 | } |
2194 | ||
2195 | static int confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status, | |
2196 | u8 opcode) | |
2197 | { | |
2198 | struct pending_cmd *cmd; | |
2199 | struct mgmt_rp_user_confirm_reply rp; | |
2200 | int err; | |
2201 | ||
2202 | cmd = mgmt_pending_find(opcode, index); | |
2203 | if (!cmd) | |
2204 | return -ENOENT; | |
2205 | ||
a5c29683 JH |
2206 | bacpy(&rp.bdaddr, bdaddr); |
2207 | rp.status = status; | |
4e51eae9 | 2208 | err = cmd_complete(cmd->sk, index, opcode, &rp, sizeof(rp)); |
a5c29683 | 2209 | |
a664b5bc | 2210 | mgmt_pending_remove(cmd); |
a5c29683 JH |
2211 | |
2212 | return err; | |
2213 | } | |
2214 | ||
2215 | int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) | |
2216 | { | |
2217 | return confirm_reply_complete(index, bdaddr, status, | |
2218 | MGMT_OP_USER_CONFIRM_REPLY); | |
2219 | } | |
2220 | ||
b8534e0f | 2221 | int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status) |
a5c29683 JH |
2222 | { |
2223 | return confirm_reply_complete(index, bdaddr, status, | |
2224 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
2225 | } | |
2a611692 JH |
2226 | |
2227 | int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status) | |
2228 | { | |
2229 | struct mgmt_ev_auth_failed ev; | |
2230 | ||
2a611692 JH |
2231 | bacpy(&ev.bdaddr, bdaddr); |
2232 | ev.status = status; | |
2233 | ||
4e51eae9 | 2234 | return mgmt_event(MGMT_EV_AUTH_FAILED, index, &ev, sizeof(ev), NULL); |
2a611692 | 2235 | } |
b312b161 JH |
2236 | |
2237 | int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status) | |
2238 | { | |
2239 | struct pending_cmd *cmd; | |
80a1e1db | 2240 | struct hci_dev *hdev; |
b312b161 JH |
2241 | struct mgmt_cp_set_local_name ev; |
2242 | int err; | |
2243 | ||
2244 | memset(&ev, 0, sizeof(ev)); | |
2245 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
2246 | ||
2247 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, index); | |
2248 | if (!cmd) | |
2249 | goto send_event; | |
2250 | ||
2251 | if (status) { | |
2252 | err = cmd_status(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, EIO); | |
2253 | goto failed; | |
2254 | } | |
2255 | ||
80a1e1db JH |
2256 | hdev = hci_dev_get(index); |
2257 | if (hdev) { | |
2258 | hci_dev_lock_bh(hdev); | |
2259 | update_eir(hdev); | |
2260 | hci_dev_unlock_bh(hdev); | |
2261 | hci_dev_put(hdev); | |
2262 | } | |
2263 | ||
b312b161 JH |
2264 | err = cmd_complete(cmd->sk, index, MGMT_OP_SET_LOCAL_NAME, &ev, |
2265 | sizeof(ev)); | |
2266 | if (err < 0) | |
2267 | goto failed; | |
2268 | ||
2269 | send_event: | |
2270 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, index, &ev, sizeof(ev), | |
2271 | cmd ? cmd->sk : NULL); | |
2272 | ||
2273 | failed: | |
2274 | if (cmd) | |
2275 | mgmt_pending_remove(cmd); | |
2276 | return err; | |
2277 | } | |
c35938b2 SJ |
2278 | |
2279 | int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer, | |
2280 | u8 status) | |
2281 | { | |
2282 | struct pending_cmd *cmd; | |
2283 | int err; | |
2284 | ||
2285 | BT_DBG("hci%u status %u", index, status); | |
2286 | ||
2287 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, index); | |
2288 | if (!cmd) | |
2289 | return -ENOENT; | |
2290 | ||
2291 | if (status) { | |
2292 | err = cmd_status(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
2293 | EIO); | |
2294 | } else { | |
2295 | struct mgmt_rp_read_local_oob_data rp; | |
2296 | ||
2297 | memcpy(rp.hash, hash, sizeof(rp.hash)); | |
2298 | memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer)); | |
2299 | ||
2300 | err = cmd_complete(cmd->sk, index, MGMT_OP_READ_LOCAL_OOB_DATA, | |
2301 | &rp, sizeof(rp)); | |
2302 | } | |
2303 | ||
2304 | mgmt_pending_remove(cmd); | |
2305 | ||
2306 | return err; | |
2307 | } | |
e17acd40 JH |
2308 | |
2309 | int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi, | |
2310 | u8 *eir) | |
2311 | { | |
2312 | struct mgmt_ev_device_found ev; | |
2313 | ||
2314 | memset(&ev, 0, sizeof(ev)); | |
2315 | ||
2316 | bacpy(&ev.bdaddr, bdaddr); | |
e17acd40 JH |
2317 | ev.rssi = rssi; |
2318 | ||
2319 | if (eir) | |
2320 | memcpy(ev.eir, eir, sizeof(ev.eir)); | |
2321 | ||
f8523598 AG |
2322 | if (dev_class) |
2323 | memcpy(ev.dev_class, dev_class, sizeof(ev.dev_class)); | |
2324 | ||
e17acd40 JH |
2325 | return mgmt_event(MGMT_EV_DEVICE_FOUND, index, &ev, sizeof(ev), NULL); |
2326 | } | |
a88a9652 JH |
2327 | |
2328 | int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name) | |
2329 | { | |
2330 | struct mgmt_ev_remote_name ev; | |
2331 | ||
2332 | memset(&ev, 0, sizeof(ev)); | |
2333 | ||
2334 | bacpy(&ev.bdaddr, bdaddr); | |
2335 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
2336 | ||
2337 | return mgmt_event(MGMT_EV_REMOTE_NAME, index, &ev, sizeof(ev), NULL); | |
2338 | } | |
314b2381 | 2339 | |
164a6e78 JH |
2340 | int mgmt_inquiry_failed(u16 index, u8 status) |
2341 | { | |
2342 | struct pending_cmd *cmd; | |
2343 | int err; | |
2344 | ||
2345 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, index); | |
2346 | if (!cmd) | |
2347 | return -ENOENT; | |
2348 | ||
2349 | err = cmd_status(cmd->sk, index, cmd->opcode, status); | |
2350 | mgmt_pending_remove(cmd); | |
2351 | ||
2352 | return err; | |
2353 | } | |
2354 | ||
314b2381 JH |
2355 | int mgmt_discovering(u16 index, u8 discovering) |
2356 | { | |
164a6e78 JH |
2357 | struct pending_cmd *cmd; |
2358 | ||
2359 | if (discovering) | |
2360 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, index); | |
2361 | else | |
2362 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, index); | |
2363 | ||
2364 | if (cmd != NULL) { | |
2365 | cmd_complete(cmd->sk, index, cmd->opcode, NULL, 0); | |
2366 | mgmt_pending_remove(cmd); | |
2367 | } | |
2368 | ||
314b2381 JH |
2369 | return mgmt_event(MGMT_EV_DISCOVERING, index, &discovering, |
2370 | sizeof(discovering), NULL); | |
2371 | } | |
5e762444 AJ |
2372 | |
2373 | int mgmt_device_blocked(u16 index, bdaddr_t *bdaddr) | |
2374 | { | |
2375 | struct pending_cmd *cmd; | |
2376 | struct mgmt_ev_device_blocked ev; | |
2377 | ||
2378 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, index); | |
2379 | ||
2380 | bacpy(&ev.bdaddr, bdaddr); | |
2381 | ||
2382 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, index, &ev, sizeof(ev), | |
2383 | cmd ? cmd->sk : NULL); | |
2384 | } | |
2385 | ||
2386 | int mgmt_device_unblocked(u16 index, bdaddr_t *bdaddr) | |
2387 | { | |
2388 | struct pending_cmd *cmd; | |
2389 | struct mgmt_ev_device_unblocked ev; | |
2390 | ||
2391 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, index); | |
2392 | ||
2393 | bacpy(&ev.bdaddr, bdaddr); | |
2394 | ||
2395 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, index, &ev, sizeof(ev), | |
2396 | cmd ? cmd->sk : NULL); | |
2397 | } |