Commit | Line | Data |
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0381101f JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
ea585ab5 | 3 | |
0381101f | 4 | Copyright (C) 2010 Nokia Corporation |
ea585ab5 | 5 | Copyright (C) 2011-2012 Intel Corporation |
0381101f JH |
6 | |
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License version 2 as | |
9 | published by the Free Software Foundation; | |
10 | ||
11 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
12 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
13 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
14 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
15 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
16 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
17 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
19 | ||
20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
22 | SOFTWARE IS DISCLAIMED. | |
23 | */ | |
24 | ||
25 | /* Bluetooth HCI Management interface */ | |
26 | ||
3a9a231d | 27 | #include <linux/module.h> |
0381101f JH |
28 | #include <asm/unaligned.h> |
29 | ||
30 | #include <net/bluetooth/bluetooth.h> | |
31 | #include <net/bluetooth/hci_core.h> | |
4bc58f51 | 32 | #include <net/bluetooth/l2cap.h> |
0381101f | 33 | #include <net/bluetooth/mgmt.h> |
ac4b7236 MH |
34 | |
35 | #include "smp.h" | |
0381101f | 36 | |
2da9c55c | 37 | #define MGMT_VERSION 1 |
730f091b | 38 | #define MGMT_REVISION 7 |
02d98129 | 39 | |
e70bb2e8 JH |
40 | static const u16 mgmt_commands[] = { |
41 | MGMT_OP_READ_INDEX_LIST, | |
42 | MGMT_OP_READ_INFO, | |
43 | MGMT_OP_SET_POWERED, | |
44 | MGMT_OP_SET_DISCOVERABLE, | |
45 | MGMT_OP_SET_CONNECTABLE, | |
46 | MGMT_OP_SET_FAST_CONNECTABLE, | |
b2939475 | 47 | MGMT_OP_SET_BONDABLE, |
e70bb2e8 JH |
48 | MGMT_OP_SET_LINK_SECURITY, |
49 | MGMT_OP_SET_SSP, | |
50 | MGMT_OP_SET_HS, | |
51 | MGMT_OP_SET_LE, | |
52 | MGMT_OP_SET_DEV_CLASS, | |
53 | MGMT_OP_SET_LOCAL_NAME, | |
54 | MGMT_OP_ADD_UUID, | |
55 | MGMT_OP_REMOVE_UUID, | |
56 | MGMT_OP_LOAD_LINK_KEYS, | |
57 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
58 | MGMT_OP_DISCONNECT, | |
59 | MGMT_OP_GET_CONNECTIONS, | |
60 | MGMT_OP_PIN_CODE_REPLY, | |
61 | MGMT_OP_PIN_CODE_NEG_REPLY, | |
62 | MGMT_OP_SET_IO_CAPABILITY, | |
63 | MGMT_OP_PAIR_DEVICE, | |
64 | MGMT_OP_CANCEL_PAIR_DEVICE, | |
65 | MGMT_OP_UNPAIR_DEVICE, | |
66 | MGMT_OP_USER_CONFIRM_REPLY, | |
67 | MGMT_OP_USER_CONFIRM_NEG_REPLY, | |
68 | MGMT_OP_USER_PASSKEY_REPLY, | |
69 | MGMT_OP_USER_PASSKEY_NEG_REPLY, | |
70 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
71 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
72 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
73 | MGMT_OP_START_DISCOVERY, | |
74 | MGMT_OP_STOP_DISCOVERY, | |
75 | MGMT_OP_CONFIRM_NAME, | |
76 | MGMT_OP_BLOCK_DEVICE, | |
77 | MGMT_OP_UNBLOCK_DEVICE, | |
cdbaccca | 78 | MGMT_OP_SET_DEVICE_ID, |
4375f103 | 79 | MGMT_OP_SET_ADVERTISING, |
0663ca2a | 80 | MGMT_OP_SET_BREDR, |
d13eafce | 81 | MGMT_OP_SET_STATIC_ADDRESS, |
7f72134e | 82 | MGMT_OP_SET_SCAN_PARAMS, |
e98d2ce2 | 83 | MGMT_OP_SET_SECURE_CONN, |
4e39ac81 | 84 | MGMT_OP_SET_DEBUG_KEYS, |
62b04cd1 | 85 | MGMT_OP_SET_PRIVACY, |
41edf160 | 86 | MGMT_OP_LOAD_IRKS, |
dd983808 | 87 | MGMT_OP_GET_CONN_INFO, |
95868426 | 88 | MGMT_OP_GET_CLOCK_INFO, |
2faade53 MH |
89 | MGMT_OP_ADD_DEVICE, |
90 | MGMT_OP_REMOVE_DEVICE, | |
a26f3dcf | 91 | MGMT_OP_LOAD_CONN_PARAM, |
73d1df2a | 92 | MGMT_OP_READ_UNCONF_INDEX_LIST, |
9fc3bfb6 | 93 | MGMT_OP_READ_CONFIG_INFO, |
dbece37a | 94 | MGMT_OP_SET_EXTERNAL_CONFIG, |
9713c17b | 95 | MGMT_OP_SET_PUBLIC_ADDRESS, |
e70bb2e8 JH |
96 | }; |
97 | ||
98 | static const u16 mgmt_events[] = { | |
99 | MGMT_EV_CONTROLLER_ERROR, | |
100 | MGMT_EV_INDEX_ADDED, | |
101 | MGMT_EV_INDEX_REMOVED, | |
102 | MGMT_EV_NEW_SETTINGS, | |
103 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
104 | MGMT_EV_LOCAL_NAME_CHANGED, | |
105 | MGMT_EV_NEW_LINK_KEY, | |
106 | MGMT_EV_NEW_LONG_TERM_KEY, | |
107 | MGMT_EV_DEVICE_CONNECTED, | |
108 | MGMT_EV_DEVICE_DISCONNECTED, | |
109 | MGMT_EV_CONNECT_FAILED, | |
110 | MGMT_EV_PIN_CODE_REQUEST, | |
111 | MGMT_EV_USER_CONFIRM_REQUEST, | |
112 | MGMT_EV_USER_PASSKEY_REQUEST, | |
113 | MGMT_EV_AUTH_FAILED, | |
114 | MGMT_EV_DEVICE_FOUND, | |
115 | MGMT_EV_DISCOVERING, | |
116 | MGMT_EV_DEVICE_BLOCKED, | |
117 | MGMT_EV_DEVICE_UNBLOCKED, | |
118 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 119 | MGMT_EV_PASSKEY_NOTIFY, |
1b60ef21 | 120 | MGMT_EV_NEW_IRK, |
7ee4ea36 | 121 | MGMT_EV_NEW_CSRK, |
8afef092 MH |
122 | MGMT_EV_DEVICE_ADDED, |
123 | MGMT_EV_DEVICE_REMOVED, | |
ffb5a827 | 124 | MGMT_EV_NEW_CONN_PARAM, |
0602a8ad | 125 | MGMT_EV_UNCONF_INDEX_ADDED, |
edd3896b | 126 | MGMT_EV_UNCONF_INDEX_REMOVED, |
f4537c04 | 127 | MGMT_EV_NEW_CONFIG_OPTIONS, |
e70bb2e8 JH |
128 | }; |
129 | ||
17b02e62 | 130 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 131 | |
eec8d2bc JH |
132 | struct pending_cmd { |
133 | struct list_head list; | |
fc2f4b13 | 134 | u16 opcode; |
eec8d2bc | 135 | int index; |
c68fb7ff | 136 | void *param; |
eec8d2bc | 137 | struct sock *sk; |
e9a416b5 | 138 | void *user_data; |
eec8d2bc JH |
139 | }; |
140 | ||
ca69b795 JH |
141 | /* HCI to MGMT error code conversion table */ |
142 | static u8 mgmt_status_table[] = { | |
143 | MGMT_STATUS_SUCCESS, | |
144 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
145 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
146 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
147 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
148 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
eadd663a | 149 | MGMT_STATUS_AUTH_FAILED, /* PIN or Key Missing */ |
ca69b795 JH |
150 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ |
151 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
152 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
153 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
154 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
155 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
156 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
157 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
158 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
159 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
160 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
161 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
162 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
163 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
164 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
165 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
166 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
167 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
168 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
169 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
170 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
171 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
172 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
173 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
174 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
175 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
176 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
177 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
178 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
179 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
180 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
181 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
182 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
183 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
184 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
185 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
186 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
187 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
188 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
189 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
190 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
191 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
192 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
193 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
194 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
195 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
196 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
197 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
198 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
199 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
200 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
201 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
202 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
203 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
204 | }; | |
205 | ||
206 | static u8 mgmt_status(u8 hci_status) | |
207 | { | |
208 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
209 | return mgmt_status_table[hci_status]; | |
210 | ||
211 | return MGMT_STATUS_FAILED; | |
212 | } | |
213 | ||
04c60f05 MH |
214 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 data_len, |
215 | struct sock *skip_sk) | |
216 | { | |
217 | struct sk_buff *skb; | |
218 | struct mgmt_hdr *hdr; | |
219 | ||
220 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_KERNEL); | |
221 | if (!skb) | |
222 | return -ENOMEM; | |
223 | ||
224 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
225 | hdr->opcode = cpu_to_le16(event); | |
226 | if (hdev) | |
227 | hdr->index = cpu_to_le16(hdev->id); | |
228 | else | |
229 | hdr->index = cpu_to_le16(MGMT_INDEX_NONE); | |
230 | hdr->len = cpu_to_le16(data_len); | |
231 | ||
232 | if (data) | |
233 | memcpy(skb_put(skb, data_len), data, data_len); | |
234 | ||
235 | /* Time stamp */ | |
236 | __net_timestamp(skb); | |
237 | ||
238 | hci_send_to_control(skb, skip_sk); | |
239 | kfree_skb(skb); | |
240 | ||
241 | return 0; | |
242 | } | |
243 | ||
4e51eae9 | 244 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
245 | { |
246 | struct sk_buff *skb; | |
247 | struct mgmt_hdr *hdr; | |
248 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 249 | int err; |
f7b64e69 | 250 | |
34eb525c | 251 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 | 252 | |
790eff44 | 253 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_KERNEL); |
f7b64e69 JH |
254 | if (!skb) |
255 | return -ENOMEM; | |
256 | ||
257 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
258 | ||
dcf4adbf | 259 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); |
4e51eae9 | 260 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
261 | hdr->len = cpu_to_le16(sizeof(*ev)); |
262 | ||
263 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
264 | ev->status = status; | |
eb55ef07 | 265 | ev->opcode = cpu_to_le16(cmd); |
f7b64e69 | 266 | |
56b7d137 GP |
267 | err = sock_queue_rcv_skb(sk, skb); |
268 | if (err < 0) | |
f7b64e69 JH |
269 | kfree_skb(skb); |
270 | ||
56b7d137 | 271 | return err; |
f7b64e69 JH |
272 | } |
273 | ||
aee9b218 | 274 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status, |
04124681 | 275 | void *rp, size_t rp_len) |
02d98129 JH |
276 | { |
277 | struct sk_buff *skb; | |
278 | struct mgmt_hdr *hdr; | |
279 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 280 | int err; |
02d98129 JH |
281 | |
282 | BT_DBG("sock %p", sk); | |
283 | ||
790eff44 | 284 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_KERNEL); |
02d98129 JH |
285 | if (!skb) |
286 | return -ENOMEM; | |
287 | ||
288 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 289 | |
dcf4adbf | 290 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 291 | hdr->index = cpu_to_le16(index); |
a38528f1 | 292 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 293 | |
a38528f1 | 294 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
eb55ef07 | 295 | ev->opcode = cpu_to_le16(cmd); |
aee9b218 | 296 | ev->status = status; |
8020c16a SJ |
297 | |
298 | if (rp) | |
299 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 300 | |
56b7d137 GP |
301 | err = sock_queue_rcv_skb(sk, skb); |
302 | if (err < 0) | |
02d98129 JH |
303 | kfree_skb(skb); |
304 | ||
e5f0e151 | 305 | return err; |
02d98129 JH |
306 | } |
307 | ||
04124681 GP |
308 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
309 | u16 data_len) | |
a38528f1 JH |
310 | { |
311 | struct mgmt_rp_read_version rp; | |
312 | ||
313 | BT_DBG("sock %p", sk); | |
314 | ||
315 | rp.version = MGMT_VERSION; | |
dcf4adbf | 316 | rp.revision = cpu_to_le16(MGMT_REVISION); |
a38528f1 | 317 | |
aee9b218 | 318 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp, |
04124681 | 319 | sizeof(rp)); |
a38528f1 JH |
320 | } |
321 | ||
04124681 GP |
322 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
323 | u16 data_len) | |
e70bb2e8 JH |
324 | { |
325 | struct mgmt_rp_read_commands *rp; | |
eb55ef07 MH |
326 | const u16 num_commands = ARRAY_SIZE(mgmt_commands); |
327 | const u16 num_events = ARRAY_SIZE(mgmt_events); | |
2e3c35ea | 328 | __le16 *opcode; |
e70bb2e8 JH |
329 | size_t rp_size; |
330 | int i, err; | |
331 | ||
332 | BT_DBG("sock %p", sk); | |
333 | ||
334 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); | |
335 | ||
336 | rp = kmalloc(rp_size, GFP_KERNEL); | |
337 | if (!rp) | |
338 | return -ENOMEM; | |
339 | ||
dcf4adbf JP |
340 | rp->num_commands = cpu_to_le16(num_commands); |
341 | rp->num_events = cpu_to_le16(num_events); | |
e70bb2e8 JH |
342 | |
343 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) | |
344 | put_unaligned_le16(mgmt_commands[i], opcode); | |
345 | ||
346 | for (i = 0; i < num_events; i++, opcode++) | |
347 | put_unaligned_le16(mgmt_events[i], opcode); | |
348 | ||
aee9b218 | 349 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp, |
04124681 | 350 | rp_size); |
e70bb2e8 JH |
351 | kfree(rp); |
352 | ||
353 | return err; | |
354 | } | |
355 | ||
04124681 GP |
356 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
357 | u16 data_len) | |
faba42eb | 358 | { |
faba42eb | 359 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 360 | struct hci_dev *d; |
a38528f1 | 361 | size_t rp_len; |
faba42eb | 362 | u16 count; |
476e44cb | 363 | int err; |
faba42eb JH |
364 | |
365 | BT_DBG("sock %p", sk); | |
366 | ||
367 | read_lock(&hci_dev_list_lock); | |
368 | ||
369 | count = 0; | |
bb4b2a9a | 370 | list_for_each_entry(d, &hci_dev_list, list) { |
73d1df2a MH |
371 | if (d->dev_type == HCI_BREDR && |
372 | !test_bit(HCI_UNCONFIGURED, &d->dev_flags)) | |
1514b892 | 373 | count++; |
faba42eb JH |
374 | } |
375 | ||
a38528f1 JH |
376 | rp_len = sizeof(*rp) + (2 * count); |
377 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
378 | if (!rp) { | |
b2c60d42 | 379 | read_unlock(&hci_dev_list_lock); |
faba42eb | 380 | return -ENOMEM; |
b2c60d42 | 381 | } |
faba42eb | 382 | |
476e44cb | 383 | count = 0; |
8035ded4 | 384 | list_for_each_entry(d, &hci_dev_list, list) { |
73d1df2a | 385 | if (test_bit(HCI_SETUP, &d->dev_flags) || |
d603b76b | 386 | test_bit(HCI_CONFIG, &d->dev_flags) || |
73d1df2a | 387 | test_bit(HCI_USER_CHANNEL, &d->dev_flags)) |
ab81cbf9 JH |
388 | continue; |
389 | ||
73d1df2a MH |
390 | /* Devices marked as raw-only are neither configured |
391 | * nor unconfigured controllers. | |
392 | */ | |
393 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
fee746b0 MH |
394 | continue; |
395 | ||
73d1df2a MH |
396 | if (d->dev_type == HCI_BREDR && |
397 | !test_bit(HCI_UNCONFIGURED, &d->dev_flags)) { | |
1514b892 MH |
398 | rp->index[count++] = cpu_to_le16(d->id); |
399 | BT_DBG("Added hci%u", d->id); | |
400 | } | |
faba42eb JH |
401 | } |
402 | ||
476e44cb JH |
403 | rp->num_controllers = cpu_to_le16(count); |
404 | rp_len = sizeof(*rp) + (2 * count); | |
405 | ||
faba42eb JH |
406 | read_unlock(&hci_dev_list_lock); |
407 | ||
aee9b218 | 408 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, |
04124681 | 409 | rp_len); |
faba42eb | 410 | |
a38528f1 JH |
411 | kfree(rp); |
412 | ||
413 | return err; | |
faba42eb JH |
414 | } |
415 | ||
73d1df2a MH |
416 | static int read_unconf_index_list(struct sock *sk, struct hci_dev *hdev, |
417 | void *data, u16 data_len) | |
418 | { | |
419 | struct mgmt_rp_read_unconf_index_list *rp; | |
420 | struct hci_dev *d; | |
421 | size_t rp_len; | |
422 | u16 count; | |
423 | int err; | |
424 | ||
425 | BT_DBG("sock %p", sk); | |
426 | ||
427 | read_lock(&hci_dev_list_lock); | |
428 | ||
429 | count = 0; | |
430 | list_for_each_entry(d, &hci_dev_list, list) { | |
431 | if (d->dev_type == HCI_BREDR && | |
432 | test_bit(HCI_UNCONFIGURED, &d->dev_flags)) | |
433 | count++; | |
434 | } | |
435 | ||
436 | rp_len = sizeof(*rp) + (2 * count); | |
437 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
438 | if (!rp) { | |
439 | read_unlock(&hci_dev_list_lock); | |
440 | return -ENOMEM; | |
441 | } | |
442 | ||
443 | count = 0; | |
444 | list_for_each_entry(d, &hci_dev_list, list) { | |
445 | if (test_bit(HCI_SETUP, &d->dev_flags) || | |
d603b76b | 446 | test_bit(HCI_CONFIG, &d->dev_flags) || |
73d1df2a MH |
447 | test_bit(HCI_USER_CHANNEL, &d->dev_flags)) |
448 | continue; | |
449 | ||
450 | /* Devices marked as raw-only are neither configured | |
451 | * nor unconfigured controllers. | |
452 | */ | |
453 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
454 | continue; | |
455 | ||
456 | if (d->dev_type == HCI_BREDR && | |
457 | test_bit(HCI_UNCONFIGURED, &d->dev_flags)) { | |
458 | rp->index[count++] = cpu_to_le16(d->id); | |
459 | BT_DBG("Added hci%u", d->id); | |
460 | } | |
461 | } | |
462 | ||
463 | rp->num_controllers = cpu_to_le16(count); | |
464 | rp_len = sizeof(*rp) + (2 * count); | |
465 | ||
466 | read_unlock(&hci_dev_list_lock); | |
467 | ||
468 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_UNCONF_INDEX_LIST, | |
469 | 0, rp, rp_len); | |
470 | ||
471 | kfree(rp); | |
472 | ||
473 | return err; | |
474 | } | |
475 | ||
dbece37a MH |
476 | static bool is_configured(struct hci_dev *hdev) |
477 | { | |
478 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && | |
479 | !test_bit(HCI_EXT_CONFIGURED, &hdev->dev_flags)) | |
480 | return false; | |
481 | ||
482 | if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && | |
483 | !bacmp(&hdev->public_addr, BDADDR_ANY)) | |
484 | return false; | |
485 | ||
486 | return true; | |
487 | } | |
488 | ||
89bc22d2 MH |
489 | static __le32 get_missing_options(struct hci_dev *hdev) |
490 | { | |
491 | u32 options = 0; | |
492 | ||
dbece37a MH |
493 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && |
494 | !test_bit(HCI_EXT_CONFIGURED, &hdev->dev_flags)) | |
eb1904f4 MH |
495 | options |= MGMT_OPTION_EXTERNAL_CONFIG; |
496 | ||
89bc22d2 MH |
497 | if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && |
498 | !bacmp(&hdev->public_addr, BDADDR_ANY)) | |
499 | options |= MGMT_OPTION_PUBLIC_ADDRESS; | |
500 | ||
501 | return cpu_to_le32(options); | |
502 | } | |
503 | ||
f4537c04 MH |
504 | static int new_options(struct hci_dev *hdev, struct sock *skip) |
505 | { | |
506 | __le32 options = get_missing_options(hdev); | |
507 | ||
508 | return mgmt_event(MGMT_EV_NEW_CONFIG_OPTIONS, hdev, &options, | |
509 | sizeof(options), skip); | |
510 | } | |
511 | ||
dbece37a MH |
512 | static int send_options_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
513 | { | |
514 | __le32 options = get_missing_options(hdev); | |
515 | ||
516 | return cmd_complete(sk, hdev->id, opcode, 0, &options, | |
517 | sizeof(options)); | |
518 | } | |
519 | ||
9fc3bfb6 MH |
520 | static int read_config_info(struct sock *sk, struct hci_dev *hdev, |
521 | void *data, u16 data_len) | |
522 | { | |
523 | struct mgmt_rp_read_config_info rp; | |
89bc22d2 | 524 | u32 options = 0; |
9fc3bfb6 MH |
525 | |
526 | BT_DBG("sock %p %s", sk, hdev->name); | |
527 | ||
528 | hci_dev_lock(hdev); | |
529 | ||
530 | memset(&rp, 0, sizeof(rp)); | |
531 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); | |
89bc22d2 | 532 | |
eb1904f4 MH |
533 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) |
534 | options |= MGMT_OPTION_EXTERNAL_CONFIG; | |
535 | ||
9fc3bfb6 | 536 | if (hdev->set_bdaddr) |
89bc22d2 MH |
537 | options |= MGMT_OPTION_PUBLIC_ADDRESS; |
538 | ||
539 | rp.supported_options = cpu_to_le32(options); | |
540 | rp.missing_options = get_missing_options(hdev); | |
9fc3bfb6 MH |
541 | |
542 | hci_dev_unlock(hdev); | |
543 | ||
544 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_CONFIG_INFO, 0, &rp, | |
545 | sizeof(rp)); | |
546 | } | |
547 | ||
69ab39ea JH |
548 | static u32 get_supported_settings(struct hci_dev *hdev) |
549 | { | |
550 | u32 settings = 0; | |
551 | ||
552 | settings |= MGMT_SETTING_POWERED; | |
b2939475 | 553 | settings |= MGMT_SETTING_BONDABLE; |
b1de97d8 | 554 | settings |= MGMT_SETTING_DEBUG_KEYS; |
3742abfc JH |
555 | settings |= MGMT_SETTING_CONNECTABLE; |
556 | settings |= MGMT_SETTING_DISCOVERABLE; | |
69ab39ea | 557 | |
ed3fa31f | 558 | if (lmp_bredr_capable(hdev)) { |
1a47aee8 JH |
559 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
560 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
69ab39ea JH |
561 | settings |= MGMT_SETTING_BREDR; |
562 | settings |= MGMT_SETTING_LINK_SECURITY; | |
a82974c9 MH |
563 | |
564 | if (lmp_ssp_capable(hdev)) { | |
565 | settings |= MGMT_SETTING_SSP; | |
566 | settings |= MGMT_SETTING_HS; | |
567 | } | |
e98d2ce2 | 568 | |
5afeac14 | 569 | if (lmp_sc_capable(hdev) || |
111902f7 | 570 | test_bit(HCI_FORCE_SC, &hdev->dbg_flags)) |
e98d2ce2 | 571 | settings |= MGMT_SETTING_SECURE_CONN; |
848566b3 | 572 | } |
d7b7e796 | 573 | |
eeca6f89 | 574 | if (lmp_le_capable(hdev)) { |
9d42820f | 575 | settings |= MGMT_SETTING_LE; |
eeca6f89 | 576 | settings |= MGMT_SETTING_ADVERTISING; |
0f4bd942 | 577 | settings |= MGMT_SETTING_PRIVACY; |
eeca6f89 | 578 | } |
69ab39ea | 579 | |
eb1904f4 MH |
580 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) || |
581 | hdev->set_bdaddr) | |
9fc3bfb6 MH |
582 | settings |= MGMT_SETTING_CONFIGURATION; |
583 | ||
69ab39ea JH |
584 | return settings; |
585 | } | |
586 | ||
587 | static u32 get_current_settings(struct hci_dev *hdev) | |
588 | { | |
589 | u32 settings = 0; | |
590 | ||
f1f0eb02 | 591 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
592 | settings |= MGMT_SETTING_POWERED; |
593 | ||
5e5282bb | 594 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
69ab39ea JH |
595 | settings |= MGMT_SETTING_CONNECTABLE; |
596 | ||
1a4d3c4b JH |
597 | if (test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) |
598 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
599 | ||
5e5282bb | 600 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) |
69ab39ea JH |
601 | settings |= MGMT_SETTING_DISCOVERABLE; |
602 | ||
b6ae8457 | 603 | if (test_bit(HCI_BONDABLE, &hdev->dev_flags)) |
b2939475 | 604 | settings |= MGMT_SETTING_BONDABLE; |
69ab39ea | 605 | |
56f87901 | 606 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
607 | settings |= MGMT_SETTING_BREDR; |
608 | ||
06199cf8 | 609 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
610 | settings |= MGMT_SETTING_LE; |
611 | ||
47990ea0 | 612 | if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) |
69ab39ea JH |
613 | settings |= MGMT_SETTING_LINK_SECURITY; |
614 | ||
84bde9d6 | 615 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
616 | settings |= MGMT_SETTING_SSP; |
617 | ||
6d80dfd0 JH |
618 | if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags)) |
619 | settings |= MGMT_SETTING_HS; | |
620 | ||
f3d3444a | 621 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
eeca6f89 JH |
622 | settings |= MGMT_SETTING_ADVERTISING; |
623 | ||
e98d2ce2 MH |
624 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
625 | settings |= MGMT_SETTING_SECURE_CONN; | |
626 | ||
0663b297 | 627 | if (test_bit(HCI_KEEP_DEBUG_KEYS, &hdev->dev_flags)) |
b1de97d8 MH |
628 | settings |= MGMT_SETTING_DEBUG_KEYS; |
629 | ||
0f4bd942 JH |
630 | if (test_bit(HCI_PRIVACY, &hdev->dev_flags)) |
631 | settings |= MGMT_SETTING_PRIVACY; | |
632 | ||
69ab39ea JH |
633 | return settings; |
634 | } | |
635 | ||
ef580372 JH |
636 | #define PNP_INFO_SVCLASS_ID 0x1200 |
637 | ||
213202ed JH |
638 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
639 | { | |
640 | u8 *ptr = data, *uuids_start = NULL; | |
641 | struct bt_uuid *uuid; | |
642 | ||
643 | if (len < 4) | |
644 | return ptr; | |
645 | ||
646 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
647 | u16 uuid16; | |
648 | ||
649 | if (uuid->size != 16) | |
650 | continue; | |
651 | ||
652 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); | |
653 | if (uuid16 < 0x1100) | |
654 | continue; | |
655 | ||
656 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
657 | continue; | |
658 | ||
659 | if (!uuids_start) { | |
660 | uuids_start = ptr; | |
661 | uuids_start[0] = 1; | |
662 | uuids_start[1] = EIR_UUID16_ALL; | |
663 | ptr += 2; | |
664 | } | |
665 | ||
666 | /* Stop if not enough space to put next UUID */ | |
667 | if ((ptr - data) + sizeof(u16) > len) { | |
668 | uuids_start[1] = EIR_UUID16_SOME; | |
669 | break; | |
670 | } | |
671 | ||
672 | *ptr++ = (uuid16 & 0x00ff); | |
673 | *ptr++ = (uuid16 & 0xff00) >> 8; | |
674 | uuids_start[0] += sizeof(uuid16); | |
675 | } | |
676 | ||
677 | return ptr; | |
678 | } | |
679 | ||
cdf1963f JH |
680 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
681 | { | |
682 | u8 *ptr = data, *uuids_start = NULL; | |
683 | struct bt_uuid *uuid; | |
684 | ||
685 | if (len < 6) | |
686 | return ptr; | |
687 | ||
688 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
689 | if (uuid->size != 32) | |
690 | continue; | |
691 | ||
692 | if (!uuids_start) { | |
693 | uuids_start = ptr; | |
694 | uuids_start[0] = 1; | |
695 | uuids_start[1] = EIR_UUID32_ALL; | |
696 | ptr += 2; | |
697 | } | |
698 | ||
699 | /* Stop if not enough space to put next UUID */ | |
700 | if ((ptr - data) + sizeof(u32) > len) { | |
701 | uuids_start[1] = EIR_UUID32_SOME; | |
702 | break; | |
703 | } | |
704 | ||
705 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); | |
706 | ptr += sizeof(u32); | |
707 | uuids_start[0] += sizeof(u32); | |
708 | } | |
709 | ||
710 | return ptr; | |
711 | } | |
712 | ||
c00d575b JH |
713 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
714 | { | |
715 | u8 *ptr = data, *uuids_start = NULL; | |
716 | struct bt_uuid *uuid; | |
717 | ||
718 | if (len < 18) | |
719 | return ptr; | |
720 | ||
721 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
722 | if (uuid->size != 128) | |
723 | continue; | |
724 | ||
725 | if (!uuids_start) { | |
726 | uuids_start = ptr; | |
727 | uuids_start[0] = 1; | |
728 | uuids_start[1] = EIR_UUID128_ALL; | |
729 | ptr += 2; | |
730 | } | |
731 | ||
732 | /* Stop if not enough space to put next UUID */ | |
733 | if ((ptr - data) + 16 > len) { | |
734 | uuids_start[1] = EIR_UUID128_SOME; | |
735 | break; | |
736 | } | |
737 | ||
738 | memcpy(ptr, uuid->uuid, 16); | |
739 | ptr += 16; | |
740 | uuids_start[0] += 16; | |
741 | } | |
742 | ||
743 | return ptr; | |
744 | } | |
745 | ||
eb2a8d20 JH |
746 | static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev) |
747 | { | |
748 | struct pending_cmd *cmd; | |
749 | ||
750 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
751 | if (cmd->opcode == opcode) | |
752 | return cmd; | |
753 | } | |
754 | ||
755 | return NULL; | |
756 | } | |
757 | ||
95868426 JH |
758 | static struct pending_cmd *mgmt_pending_find_data(u16 opcode, |
759 | struct hci_dev *hdev, | |
760 | const void *data) | |
761 | { | |
762 | struct pending_cmd *cmd; | |
763 | ||
764 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
765 | if (cmd->user_data != data) | |
766 | continue; | |
767 | if (cmd->opcode == opcode) | |
768 | return cmd; | |
769 | } | |
770 | ||
771 | return NULL; | |
772 | } | |
773 | ||
f14d8f64 MH |
774 | static u8 create_scan_rsp_data(struct hci_dev *hdev, u8 *ptr) |
775 | { | |
7a5f4990 MH |
776 | u8 ad_len = 0; |
777 | size_t name_len; | |
778 | ||
779 | name_len = strlen(hdev->dev_name); | |
780 | if (name_len > 0) { | |
781 | size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2; | |
782 | ||
783 | if (name_len > max_len) { | |
784 | name_len = max_len; | |
785 | ptr[1] = EIR_NAME_SHORT; | |
786 | } else | |
787 | ptr[1] = EIR_NAME_COMPLETE; | |
788 | ||
789 | ptr[0] = name_len + 1; | |
790 | ||
791 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
792 | ||
793 | ad_len += (name_len + 2); | |
794 | ptr += (name_len + 2); | |
795 | } | |
796 | ||
797 | return ad_len; | |
f14d8f64 MH |
798 | } |
799 | ||
800 | static void update_scan_rsp_data(struct hci_request *req) | |
801 | { | |
802 | struct hci_dev *hdev = req->hdev; | |
803 | struct hci_cp_le_set_scan_rsp_data cp; | |
804 | u8 len; | |
805 | ||
7751ef1b | 806 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
f14d8f64 MH |
807 | return; |
808 | ||
809 | memset(&cp, 0, sizeof(cp)); | |
810 | ||
811 | len = create_scan_rsp_data(hdev, cp.data); | |
812 | ||
eb438b5f JH |
813 | if (hdev->scan_rsp_data_len == len && |
814 | memcmp(cp.data, hdev->scan_rsp_data, len) == 0) | |
f14d8f64 MH |
815 | return; |
816 | ||
eb438b5f JH |
817 | memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data)); |
818 | hdev->scan_rsp_data_len = len; | |
f14d8f64 MH |
819 | |
820 | cp.length = len; | |
821 | ||
822 | hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp); | |
823 | } | |
824 | ||
9a43e25f JH |
825 | static u8 get_adv_discov_flags(struct hci_dev *hdev) |
826 | { | |
827 | struct pending_cmd *cmd; | |
828 | ||
829 | /* If there's a pending mgmt command the flags will not yet have | |
830 | * their final values, so check for this first. | |
831 | */ | |
832 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
833 | if (cmd) { | |
834 | struct mgmt_mode *cp = cmd->param; | |
835 | if (cp->val == 0x01) | |
836 | return LE_AD_GENERAL; | |
837 | else if (cp->val == 0x02) | |
838 | return LE_AD_LIMITED; | |
839 | } else { | |
840 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) | |
841 | return LE_AD_LIMITED; | |
842 | else if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
843 | return LE_AD_GENERAL; | |
844 | } | |
845 | ||
846 | return 0; | |
847 | } | |
848 | ||
46cad2ed | 849 | static u8 create_adv_data(struct hci_dev *hdev, u8 *ptr) |
441ad2d0 MH |
850 | { |
851 | u8 ad_len = 0, flags = 0; | |
441ad2d0 | 852 | |
9a43e25f | 853 | flags |= get_adv_discov_flags(hdev); |
441ad2d0 | 854 | |
e834004b | 855 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
441ad2d0 | 856 | flags |= LE_AD_NO_BREDR; |
441ad2d0 MH |
857 | |
858 | if (flags) { | |
859 | BT_DBG("adv flags 0x%02x", flags); | |
860 | ||
861 | ptr[0] = 2; | |
862 | ptr[1] = EIR_FLAGS; | |
863 | ptr[2] = flags; | |
864 | ||
865 | ad_len += 3; | |
866 | ptr += 3; | |
867 | } | |
868 | ||
869 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) { | |
870 | ptr[0] = 2; | |
871 | ptr[1] = EIR_TX_POWER; | |
872 | ptr[2] = (u8) hdev->adv_tx_power; | |
873 | ||
874 | ad_len += 3; | |
875 | ptr += 3; | |
876 | } | |
877 | ||
441ad2d0 MH |
878 | return ad_len; |
879 | } | |
880 | ||
5947f4bc | 881 | static void update_adv_data(struct hci_request *req) |
441ad2d0 MH |
882 | { |
883 | struct hci_dev *hdev = req->hdev; | |
884 | struct hci_cp_le_set_adv_data cp; | |
885 | u8 len; | |
886 | ||
10994ce6 | 887 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
441ad2d0 MH |
888 | return; |
889 | ||
890 | memset(&cp, 0, sizeof(cp)); | |
891 | ||
46cad2ed | 892 | len = create_adv_data(hdev, cp.data); |
441ad2d0 MH |
893 | |
894 | if (hdev->adv_data_len == len && | |
895 | memcmp(cp.data, hdev->adv_data, len) == 0) | |
896 | return; | |
897 | ||
898 | memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); | |
899 | hdev->adv_data_len = len; | |
900 | ||
901 | cp.length = len; | |
902 | ||
903 | hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); | |
904 | } | |
905 | ||
bc6d2d04 JH |
906 | int mgmt_update_adv_data(struct hci_dev *hdev) |
907 | { | |
908 | struct hci_request req; | |
909 | ||
910 | hci_req_init(&req, hdev); | |
911 | update_adv_data(&req); | |
912 | ||
913 | return hci_req_run(&req, NULL); | |
914 | } | |
915 | ||
ef580372 JH |
916 | static void create_eir(struct hci_dev *hdev, u8 *data) |
917 | { | |
918 | u8 *ptr = data; | |
ef580372 JH |
919 | size_t name_len; |
920 | ||
921 | name_len = strlen(hdev->dev_name); | |
922 | ||
923 | if (name_len > 0) { | |
924 | /* EIR Data type */ | |
925 | if (name_len > 48) { | |
926 | name_len = 48; | |
927 | ptr[1] = EIR_NAME_SHORT; | |
928 | } else | |
929 | ptr[1] = EIR_NAME_COMPLETE; | |
930 | ||
931 | /* EIR Data length */ | |
932 | ptr[0] = name_len + 1; | |
933 | ||
934 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
935 | ||
ef580372 JH |
936 | ptr += (name_len + 2); |
937 | } | |
938 | ||
bbaf444a | 939 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
91c4e9b1 MH |
940 | ptr[0] = 2; |
941 | ptr[1] = EIR_TX_POWER; | |
942 | ptr[2] = (u8) hdev->inq_tx_power; | |
943 | ||
91c4e9b1 MH |
944 | ptr += 3; |
945 | } | |
946 | ||
2b9be137 MH |
947 | if (hdev->devid_source > 0) { |
948 | ptr[0] = 9; | |
949 | ptr[1] = EIR_DEVICE_ID; | |
950 | ||
951 | put_unaligned_le16(hdev->devid_source, ptr + 2); | |
952 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); | |
953 | put_unaligned_le16(hdev->devid_product, ptr + 6); | |
954 | put_unaligned_le16(hdev->devid_version, ptr + 8); | |
955 | ||
2b9be137 MH |
956 | ptr += 10; |
957 | } | |
958 | ||
213202ed | 959 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
cdf1963f | 960 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
c00d575b | 961 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
ef580372 JH |
962 | } |
963 | ||
890ea898 | 964 | static void update_eir(struct hci_request *req) |
ef580372 | 965 | { |
890ea898 | 966 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
967 | struct hci_cp_write_eir cp; |
968 | ||
504c8dcd | 969 | if (!hdev_is_powered(hdev)) |
890ea898 | 970 | return; |
7770c4aa | 971 | |
976eb20e | 972 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 973 | return; |
ef580372 | 974 | |
84bde9d6 | 975 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 976 | return; |
ef580372 | 977 | |
a8b2d5c2 | 978 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 979 | return; |
ef580372 JH |
980 | |
981 | memset(&cp, 0, sizeof(cp)); | |
982 | ||
983 | create_eir(hdev, cp.data); | |
984 | ||
985 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
890ea898 | 986 | return; |
ef580372 JH |
987 | |
988 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
989 | ||
890ea898 | 990 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
ef580372 JH |
991 | } |
992 | ||
993 | static u8 get_service_classes(struct hci_dev *hdev) | |
994 | { | |
995 | struct bt_uuid *uuid; | |
996 | u8 val = 0; | |
997 | ||
998 | list_for_each_entry(uuid, &hdev->uuids, list) | |
999 | val |= uuid->svc_hint; | |
1000 | ||
1001 | return val; | |
1002 | } | |
1003 | ||
890ea898 | 1004 | static void update_class(struct hci_request *req) |
ef580372 | 1005 | { |
890ea898 | 1006 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
1007 | u8 cod[3]; |
1008 | ||
1009 | BT_DBG("%s", hdev->name); | |
1010 | ||
504c8dcd | 1011 | if (!hdev_is_powered(hdev)) |
890ea898 | 1012 | return; |
7770c4aa | 1013 | |
f87ea1da JH |
1014 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
1015 | return; | |
1016 | ||
a8b2d5c2 | 1017 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 1018 | return; |
ef580372 JH |
1019 | |
1020 | cod[0] = hdev->minor_class; | |
1021 | cod[1] = hdev->major_class; | |
1022 | cod[2] = get_service_classes(hdev); | |
1023 | ||
6acd7db4 MH |
1024 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) |
1025 | cod[1] |= 0x20; | |
1026 | ||
ef580372 | 1027 | if (memcmp(cod, hdev->dev_class, 3) == 0) |
890ea898 | 1028 | return; |
ef580372 | 1029 | |
890ea898 | 1030 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
ef580372 JH |
1031 | } |
1032 | ||
a4858cb9 | 1033 | static bool get_connectable(struct hci_dev *hdev) |
199a2fb1 JH |
1034 | { |
1035 | struct pending_cmd *cmd; | |
199a2fb1 JH |
1036 | |
1037 | /* If there's a pending mgmt command the flag will not yet have | |
1038 | * it's final value, so check for this first. | |
1039 | */ | |
1040 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1041 | if (cmd) { | |
1042 | struct mgmt_mode *cp = cmd->param; | |
a4858cb9 | 1043 | return cp->val; |
199a2fb1 JH |
1044 | } |
1045 | ||
a4858cb9 | 1046 | return test_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
199a2fb1 JH |
1047 | } |
1048 | ||
0ec5ae84 JH |
1049 | static void disable_advertising(struct hci_request *req) |
1050 | { | |
1051 | u8 enable = 0x00; | |
1052 | ||
1053 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
1054 | } | |
1055 | ||
199a2fb1 JH |
1056 | static void enable_advertising(struct hci_request *req) |
1057 | { | |
1058 | struct hci_dev *hdev = req->hdev; | |
1059 | struct hci_cp_le_set_adv_param cp; | |
8f2a0601 | 1060 | u8 own_addr_type, enable = 0x01; |
a4858cb9 | 1061 | bool connectable; |
199a2fb1 | 1062 | |
0ec5ae84 JH |
1063 | if (hci_conn_num(hdev, LE_LINK) > 0) |
1064 | return; | |
1065 | ||
1066 | if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) | |
1067 | disable_advertising(req); | |
1068 | ||
5ce194c4 | 1069 | /* Clear the HCI_LE_ADV bit temporarily so that the |
8d97250e JH |
1070 | * hci_update_random_address knows that it's safe to go ahead |
1071 | * and write a new random address. The flag will be set back on | |
1072 | * as soon as the SET_ADV_ENABLE HCI command completes. | |
1073 | */ | |
5ce194c4 | 1074 | clear_bit(HCI_LE_ADV, &hdev->dev_flags); |
8d97250e | 1075 | |
a4858cb9 | 1076 | connectable = get_connectable(hdev); |
8f2a0601 | 1077 | |
a4858cb9 JH |
1078 | /* Set require_privacy to true only when non-connectable |
1079 | * advertising is used. In that case it is fine to use a | |
1080 | * non-resolvable private address. | |
1081 | */ | |
1082 | if (hci_update_random_address(req, !connectable, &own_addr_type) < 0) | |
8f2a0601 JH |
1083 | return; |
1084 | ||
41c90c18 | 1085 | memset(&cp, 0, sizeof(cp)); |
628531c9 GL |
1086 | cp.min_interval = cpu_to_le16(hdev->le_adv_min_interval); |
1087 | cp.max_interval = cpu_to_le16(hdev->le_adv_max_interval); | |
a4858cb9 | 1088 | cp.type = connectable ? LE_ADV_IND : LE_ADV_NONCONN_IND; |
8f2a0601 | 1089 | cp.own_address_type = own_addr_type; |
199a2fb1 JH |
1090 | cp.channel_map = hdev->le_adv_channel_map; |
1091 | ||
1092 | hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp); | |
1093 | ||
1094 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
1095 | } | |
1096 | ||
7d78525d JH |
1097 | static void service_cache_off(struct work_struct *work) |
1098 | { | |
1099 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 1100 | service_cache.work); |
890ea898 | 1101 | struct hci_request req; |
7d78525d | 1102 | |
a8b2d5c2 | 1103 | if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
7d78525d JH |
1104 | return; |
1105 | ||
890ea898 JH |
1106 | hci_req_init(&req, hdev); |
1107 | ||
7d78525d JH |
1108 | hci_dev_lock(hdev); |
1109 | ||
890ea898 JH |
1110 | update_eir(&req); |
1111 | update_class(&req); | |
7d78525d JH |
1112 | |
1113 | hci_dev_unlock(hdev); | |
890ea898 JH |
1114 | |
1115 | hci_req_run(&req, NULL); | |
7d78525d JH |
1116 | } |
1117 | ||
d6bfd59c JH |
1118 | static void rpa_expired(struct work_struct *work) |
1119 | { | |
1120 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
1121 | rpa_expired.work); | |
1122 | struct hci_request req; | |
1123 | ||
1124 | BT_DBG(""); | |
1125 | ||
1126 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
1127 | ||
0ec5ae84 | 1128 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
d6bfd59c JH |
1129 | return; |
1130 | ||
1131 | /* The generation of a new RPA and programming it into the | |
1132 | * controller happens in the enable_advertising() function. | |
1133 | */ | |
d6bfd59c | 1134 | hci_req_init(&req, hdev); |
d6bfd59c | 1135 | enable_advertising(&req); |
d6bfd59c JH |
1136 | hci_req_run(&req, NULL); |
1137 | } | |
1138 | ||
6a919082 | 1139 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 1140 | { |
4f87da80 | 1141 | if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags)) |
6a919082 JH |
1142 | return; |
1143 | ||
4f87da80 | 1144 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
d6bfd59c | 1145 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
7d78525d | 1146 | |
4f87da80 JH |
1147 | /* Non-mgmt controlled devices get this bit set |
1148 | * implicitly so that pairing works for them, however | |
1149 | * for mgmt we require user-space to explicitly enable | |
1150 | * it | |
1151 | */ | |
b6ae8457 | 1152 | clear_bit(HCI_BONDABLE, &hdev->dev_flags); |
7d78525d JH |
1153 | } |
1154 | ||
0f4e68cf | 1155 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 1156 | void *data, u16 data_len) |
0381101f | 1157 | { |
a38528f1 | 1158 | struct mgmt_rp_read_info rp; |
f7b64e69 | 1159 | |
bdb6d971 | 1160 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 1161 | |
09fd0de5 | 1162 | hci_dev_lock(hdev); |
f7b64e69 | 1163 | |
dc4fe30b JH |
1164 | memset(&rp, 0, sizeof(rp)); |
1165 | ||
69ab39ea | 1166 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 1167 | |
69ab39ea | 1168 | rp.version = hdev->hci_ver; |
eb55ef07 | 1169 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
1170 | |
1171 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
1172 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 1173 | |
a38528f1 | 1174 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 1175 | |
dc4fe30b | 1176 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 1177 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 1178 | |
09fd0de5 | 1179 | hci_dev_unlock(hdev); |
0381101f | 1180 | |
bdb6d971 | 1181 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
04124681 | 1182 | sizeof(rp)); |
0381101f JH |
1183 | } |
1184 | ||
eec8d2bc JH |
1185 | static void mgmt_pending_free(struct pending_cmd *cmd) |
1186 | { | |
1187 | sock_put(cmd->sk); | |
c68fb7ff | 1188 | kfree(cmd->param); |
eec8d2bc JH |
1189 | kfree(cmd); |
1190 | } | |
1191 | ||
366a0336 | 1192 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
04124681 GP |
1193 | struct hci_dev *hdev, void *data, |
1194 | u16 len) | |
eec8d2bc JH |
1195 | { |
1196 | struct pending_cmd *cmd; | |
1197 | ||
fca20018 | 1198 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); |
eec8d2bc | 1199 | if (!cmd) |
366a0336 | 1200 | return NULL; |
eec8d2bc JH |
1201 | |
1202 | cmd->opcode = opcode; | |
2e58ef3e | 1203 | cmd->index = hdev->id; |
eec8d2bc | 1204 | |
12b94565 | 1205 | cmd->param = kmalloc(len, GFP_KERNEL); |
c68fb7ff | 1206 | if (!cmd->param) { |
eec8d2bc | 1207 | kfree(cmd); |
366a0336 | 1208 | return NULL; |
eec8d2bc JH |
1209 | } |
1210 | ||
8fce6357 SJ |
1211 | if (data) |
1212 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
1213 | |
1214 | cmd->sk = sk; | |
1215 | sock_hold(sk); | |
1216 | ||
2e58ef3e | 1217 | list_add(&cmd->list, &hdev->mgmt_pending); |
eec8d2bc | 1218 | |
366a0336 | 1219 | return cmd; |
eec8d2bc JH |
1220 | } |
1221 | ||
744cf19e | 1222 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
8fc9ced3 GP |
1223 | void (*cb)(struct pending_cmd *cmd, |
1224 | void *data), | |
04124681 | 1225 | void *data) |
eec8d2bc | 1226 | { |
a3d09356 | 1227 | struct pending_cmd *cmd, *tmp; |
eec8d2bc | 1228 | |
a3d09356 | 1229 | list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) { |
b24752fe | 1230 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
1231 | continue; |
1232 | ||
eec8d2bc JH |
1233 | cb(cmd, data); |
1234 | } | |
1235 | } | |
1236 | ||
a664b5bc | 1237 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 1238 | { |
73f22f62 JH |
1239 | list_del(&cmd->list); |
1240 | mgmt_pending_free(cmd); | |
1241 | } | |
1242 | ||
69ab39ea | 1243 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 1244 | { |
69ab39ea | 1245 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 1246 | |
aee9b218 | 1247 | return cmd_complete(sk, hdev->id, opcode, 0, &settings, |
04124681 | 1248 | sizeof(settings)); |
8680570b JH |
1249 | } |
1250 | ||
8b064a3a JH |
1251 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status) |
1252 | { | |
1253 | BT_DBG("%s status 0x%02x", hdev->name, status); | |
1254 | ||
a3172b7e JH |
1255 | if (hci_conn_count(hdev) == 0) { |
1256 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 1257 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 1258 | } |
8b064a3a JH |
1259 | } |
1260 | ||
23a48093 | 1261 | static bool hci_stop_discovery(struct hci_request *req) |
21a60d30 JH |
1262 | { |
1263 | struct hci_dev *hdev = req->hdev; | |
1264 | struct hci_cp_remote_name_req_cancel cp; | |
1265 | struct inquiry_entry *e; | |
1266 | ||
1267 | switch (hdev->discovery.state) { | |
1268 | case DISCOVERY_FINDING: | |
1269 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { | |
1270 | hci_req_add(req, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
1271 | } else { | |
1272 | cancel_delayed_work(&hdev->le_scan_disable); | |
1273 | hci_req_add_le_scan_disable(req); | |
1274 | } | |
1275 | ||
23a48093 | 1276 | return true; |
21a60d30 JH |
1277 | |
1278 | case DISCOVERY_RESOLVING: | |
1279 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, | |
1280 | NAME_PENDING); | |
1281 | if (!e) | |
23a48093 | 1282 | break; |
21a60d30 JH |
1283 | |
1284 | bacpy(&cp.bdaddr, &e->data.bdaddr); | |
1285 | hci_req_add(req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), | |
1286 | &cp); | |
1287 | ||
23a48093 | 1288 | return true; |
21a60d30 JH |
1289 | |
1290 | default: | |
1291 | /* Passive scanning */ | |
23a48093 | 1292 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) { |
21a60d30 | 1293 | hci_req_add_le_scan_disable(req); |
23a48093 JH |
1294 | return true; |
1295 | } | |
1296 | ||
21a60d30 JH |
1297 | break; |
1298 | } | |
23a48093 JH |
1299 | |
1300 | return false; | |
21a60d30 JH |
1301 | } |
1302 | ||
8b064a3a JH |
1303 | static int clean_up_hci_state(struct hci_dev *hdev) |
1304 | { | |
1305 | struct hci_request req; | |
1306 | struct hci_conn *conn; | |
23a48093 JH |
1307 | bool discov_stopped; |
1308 | int err; | |
8b064a3a JH |
1309 | |
1310 | hci_req_init(&req, hdev); | |
1311 | ||
1312 | if (test_bit(HCI_ISCAN, &hdev->flags) || | |
1313 | test_bit(HCI_PSCAN, &hdev->flags)) { | |
1314 | u8 scan = 0x00; | |
1315 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
1316 | } | |
1317 | ||
73e082f8 | 1318 | if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) |
8b064a3a JH |
1319 | disable_advertising(&req); |
1320 | ||
23a48093 | 1321 | discov_stopped = hci_stop_discovery(&req); |
8b064a3a JH |
1322 | |
1323 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { | |
1324 | struct hci_cp_disconnect dc; | |
c9910d0f JH |
1325 | struct hci_cp_reject_conn_req rej; |
1326 | ||
1327 | switch (conn->state) { | |
1328 | case BT_CONNECTED: | |
1329 | case BT_CONFIG: | |
1330 | dc.handle = cpu_to_le16(conn->handle); | |
1331 | dc.reason = 0x15; /* Terminated due to Power Off */ | |
1332 | hci_req_add(&req, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1333 | break; | |
1334 | case BT_CONNECT: | |
1335 | if (conn->type == LE_LINK) | |
1336 | hci_req_add(&req, HCI_OP_LE_CREATE_CONN_CANCEL, | |
1337 | 0, NULL); | |
1338 | else if (conn->type == ACL_LINK) | |
1339 | hci_req_add(&req, HCI_OP_CREATE_CONN_CANCEL, | |
1340 | 6, &conn->dst); | |
1341 | break; | |
1342 | case BT_CONNECT2: | |
1343 | bacpy(&rej.bdaddr, &conn->dst); | |
1344 | rej.reason = 0x15; /* Terminated due to Power Off */ | |
1345 | if (conn->type == ACL_LINK) | |
1346 | hci_req_add(&req, HCI_OP_REJECT_CONN_REQ, | |
1347 | sizeof(rej), &rej); | |
1348 | else if (conn->type == SCO_LINK) | |
1349 | hci_req_add(&req, HCI_OP_REJECT_SYNC_CONN_REQ, | |
1350 | sizeof(rej), &rej); | |
1351 | break; | |
1352 | } | |
8b064a3a JH |
1353 | } |
1354 | ||
23a48093 JH |
1355 | err = hci_req_run(&req, clean_up_hci_complete); |
1356 | if (!err && discov_stopped) | |
1357 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
1358 | ||
1359 | return err; | |
8b064a3a JH |
1360 | } |
1361 | ||
bdb6d971 | 1362 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1363 | u16 len) |
eec8d2bc | 1364 | { |
650f726d | 1365 | struct mgmt_mode *cp = data; |
366a0336 | 1366 | struct pending_cmd *cmd; |
4b34ee78 | 1367 | int err; |
eec8d2bc | 1368 | |
bdb6d971 | 1369 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 1370 | |
a7e80f25 JH |
1371 | if (cp->val != 0x00 && cp->val != 0x01) |
1372 | return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1373 | MGMT_STATUS_INVALID_PARAMS); | |
1374 | ||
09fd0de5 | 1375 | hci_dev_lock(hdev); |
eec8d2bc | 1376 | |
87b95ba6 JH |
1377 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) { |
1378 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1379 | MGMT_STATUS_BUSY); | |
1380 | goto failed; | |
1381 | } | |
1382 | ||
f0d4b78a MH |
1383 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { |
1384 | cancel_delayed_work(&hdev->power_off); | |
1385 | ||
1386 | if (cp->val) { | |
a1d70450 JH |
1387 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
1388 | data, len); | |
1389 | err = mgmt_powered(hdev, 1); | |
f0d4b78a MH |
1390 | goto failed; |
1391 | } | |
1392 | } | |
1393 | ||
4b34ee78 | 1394 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 1395 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
1396 | goto failed; |
1397 | } | |
1398 | ||
2e58ef3e | 1399 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
1400 | if (!cmd) { |
1401 | err = -ENOMEM; | |
eec8d2bc | 1402 | goto failed; |
366a0336 | 1403 | } |
eec8d2bc | 1404 | |
8b064a3a | 1405 | if (cp->val) { |
19202573 | 1406 | queue_work(hdev->req_workqueue, &hdev->power_on); |
8b064a3a JH |
1407 | err = 0; |
1408 | } else { | |
1409 | /* Disconnect connections, stop scans, etc */ | |
1410 | err = clean_up_hci_state(hdev); | |
a3172b7e JH |
1411 | if (!err) |
1412 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, | |
1413 | HCI_POWER_OFF_TIMEOUT); | |
eec8d2bc | 1414 | |
8b064a3a JH |
1415 | /* ENODATA means there were no HCI commands queued */ |
1416 | if (err == -ENODATA) { | |
a3172b7e | 1417 | cancel_delayed_work(&hdev->power_off); |
8b064a3a JH |
1418 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
1419 | err = 0; | |
1420 | } | |
1421 | } | |
eec8d2bc JH |
1422 | |
1423 | failed: | |
09fd0de5 | 1424 | hci_dev_unlock(hdev); |
366a0336 | 1425 | return err; |
eec8d2bc JH |
1426 | } |
1427 | ||
beadb2bd JH |
1428 | static int new_settings(struct hci_dev *hdev, struct sock *skip) |
1429 | { | |
1430 | __le32 ev; | |
1431 | ||
1432 | ev = cpu_to_le32(get_current_settings(hdev)); | |
1433 | ||
1434 | return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip); | |
1435 | } | |
1436 | ||
91a668b0 JH |
1437 | int mgmt_new_settings(struct hci_dev *hdev) |
1438 | { | |
1439 | return new_settings(hdev, NULL); | |
1440 | } | |
1441 | ||
bd99abdd JH |
1442 | struct cmd_lookup { |
1443 | struct sock *sk; | |
1444 | struct hci_dev *hdev; | |
1445 | u8 mgmt_status; | |
1446 | }; | |
1447 | ||
1448 | static void settings_rsp(struct pending_cmd *cmd, void *data) | |
1449 | { | |
1450 | struct cmd_lookup *match = data; | |
1451 | ||
1452 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1453 | ||
1454 | list_del(&cmd->list); | |
1455 | ||
1456 | if (match->sk == NULL) { | |
1457 | match->sk = cmd->sk; | |
1458 | sock_hold(match->sk); | |
1459 | } | |
1460 | ||
1461 | mgmt_pending_free(cmd); | |
1462 | } | |
1463 | ||
1464 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) | |
1465 | { | |
1466 | u8 *status = data; | |
1467 | ||
1468 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1469 | mgmt_pending_remove(cmd); | |
1470 | } | |
1471 | ||
e6fe7986 JH |
1472 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1473 | { | |
1474 | if (!lmp_bredr_capable(hdev)) | |
1475 | return MGMT_STATUS_NOT_SUPPORTED; | |
1476 | else if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1477 | return MGMT_STATUS_REJECTED; | |
1478 | else | |
1479 | return MGMT_STATUS_SUCCESS; | |
1480 | } | |
1481 | ||
1482 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1483 | { | |
1484 | if (!lmp_le_capable(hdev)) | |
1485 | return MGMT_STATUS_NOT_SUPPORTED; | |
1486 | else if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
1487 | return MGMT_STATUS_REJECTED; | |
1488 | else | |
1489 | return MGMT_STATUS_SUCCESS; | |
1490 | } | |
1491 | ||
bfaf8c9f JH |
1492 | static void set_discoverable_complete(struct hci_dev *hdev, u8 status) |
1493 | { | |
1494 | struct pending_cmd *cmd; | |
1495 | struct mgmt_mode *cp; | |
970ba524 | 1496 | struct hci_request req; |
bfaf8c9f JH |
1497 | bool changed; |
1498 | ||
1499 | BT_DBG("status 0x%02x", status); | |
1500 | ||
1501 | hci_dev_lock(hdev); | |
1502 | ||
1503 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
1504 | if (!cmd) | |
1505 | goto unlock; | |
1506 | ||
1507 | if (status) { | |
1508 | u8 mgmt_err = mgmt_status(status); | |
1509 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
310a3d48 | 1510 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); |
bfaf8c9f JH |
1511 | goto remove_cmd; |
1512 | } | |
1513 | ||
1514 | cp = cmd->param; | |
d4462a07 | 1515 | if (cp->val) { |
bfaf8c9f JH |
1516 | changed = !test_and_set_bit(HCI_DISCOVERABLE, |
1517 | &hdev->dev_flags); | |
d4462a07 MH |
1518 | |
1519 | if (hdev->discov_timeout > 0) { | |
1520 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1521 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
1522 | to); | |
1523 | } | |
1524 | } else { | |
bfaf8c9f JH |
1525 | changed = test_and_clear_bit(HCI_DISCOVERABLE, |
1526 | &hdev->dev_flags); | |
d4462a07 | 1527 | } |
bfaf8c9f JH |
1528 | |
1529 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
1530 | ||
1531 | if (changed) | |
1532 | new_settings(hdev, cmd->sk); | |
1533 | ||
970ba524 MH |
1534 | /* When the discoverable mode gets changed, make sure |
1535 | * that class of device has the limited discoverable | |
432df05e JH |
1536 | * bit correctly set. Also update page scan based on whitelist |
1537 | * entries. | |
970ba524 MH |
1538 | */ |
1539 | hci_req_init(&req, hdev); | |
432df05e | 1540 | hci_update_page_scan(hdev, &req); |
970ba524 MH |
1541 | update_class(&req); |
1542 | hci_req_run(&req, NULL); | |
1543 | ||
bfaf8c9f JH |
1544 | remove_cmd: |
1545 | mgmt_pending_remove(cmd); | |
1546 | ||
1547 | unlock: | |
1548 | hci_dev_unlock(hdev); | |
1549 | } | |
1550 | ||
bdb6d971 | 1551 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1552 | u16 len) |
73f22f62 | 1553 | { |
650f726d | 1554 | struct mgmt_cp_set_discoverable *cp = data; |
366a0336 | 1555 | struct pending_cmd *cmd; |
bfaf8c9f | 1556 | struct hci_request req; |
5e5282bb | 1557 | u16 timeout; |
9a43e25f | 1558 | u8 scan; |
73f22f62 JH |
1559 | int err; |
1560 | ||
bdb6d971 | 1561 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1562 | |
9a43e25f JH |
1563 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1564 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1565 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
9a43e25f | 1566 | MGMT_STATUS_REJECTED); |
33c525c0 | 1567 | |
310a3d48 | 1568 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a7e80f25 JH |
1569 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1570 | MGMT_STATUS_INVALID_PARAMS); | |
1571 | ||
1f350c87 | 1572 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1573 | |
1574 | /* Disabling discoverable requires that no timeout is set, | |
1575 | * and enabling limited discoverable requires a timeout. | |
1576 | */ | |
1577 | if ((cp->val == 0x00 && timeout > 0) || | |
1578 | (cp->val == 0x02 && timeout == 0)) | |
bdb6d971 | 1579 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1580 | MGMT_STATUS_INVALID_PARAMS); |
73f22f62 | 1581 | |
09fd0de5 | 1582 | hci_dev_lock(hdev); |
73f22f62 | 1583 | |
5e5282bb | 1584 | if (!hdev_is_powered(hdev) && timeout > 0) { |
bdb6d971 | 1585 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1586 | MGMT_STATUS_NOT_POWERED); |
73f22f62 JH |
1587 | goto failed; |
1588 | } | |
1589 | ||
2e58ef3e | 1590 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1591 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1592 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1593 | MGMT_STATUS_BUSY); |
73f22f62 JH |
1594 | goto failed; |
1595 | } | |
1596 | ||
5e5282bb | 1597 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) { |
bdb6d971 | 1598 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1599 | MGMT_STATUS_REJECTED); |
5e5282bb JH |
1600 | goto failed; |
1601 | } | |
1602 | ||
1603 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1604 | bool changed = false; |
1605 | ||
310a3d48 MH |
1606 | /* Setting limited discoverable when powered off is |
1607 | * not a valid operation since it requires a timeout | |
1608 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1609 | */ | |
0224d2fa JH |
1610 | if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { |
1611 | change_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1612 | changed = true; | |
1613 | } | |
1614 | ||
5e5282bb | 1615 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1616 | if (err < 0) |
1617 | goto failed; | |
1618 | ||
1619 | if (changed) | |
1620 | err = new_settings(hdev, sk); | |
1621 | ||
5e5282bb JH |
1622 | goto failed; |
1623 | } | |
1624 | ||
310a3d48 MH |
1625 | /* If the current mode is the same, then just update the timeout |
1626 | * value with the new value. And if only the timeout gets updated, | |
1627 | * then no need for any HCI transactions. | |
1628 | */ | |
1629 | if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags) && | |
1630 | (cp->val == 0x02) == test_bit(HCI_LIMITED_DISCOVERABLE, | |
1631 | &hdev->dev_flags)) { | |
36261547 MH |
1632 | cancel_delayed_work(&hdev->discov_off); |
1633 | hdev->discov_timeout = timeout; | |
955638ec | 1634 | |
36261547 MH |
1635 | if (cp->val && hdev->discov_timeout > 0) { |
1636 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
955638ec | 1637 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
36261547 | 1638 | to); |
955638ec MH |
1639 | } |
1640 | ||
69ab39ea | 1641 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1642 | goto failed; |
1643 | } | |
1644 | ||
2e58ef3e | 1645 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1646 | if (!cmd) { |
1647 | err = -ENOMEM; | |
73f22f62 | 1648 | goto failed; |
366a0336 | 1649 | } |
73f22f62 | 1650 | |
310a3d48 MH |
1651 | /* Cancel any potential discoverable timeout that might be |
1652 | * still active and store new timeout value. The arming of | |
1653 | * the timeout happens in the complete handler. | |
1654 | */ | |
1655 | cancel_delayed_work(&hdev->discov_off); | |
1656 | hdev->discov_timeout = timeout; | |
1657 | ||
b456f87c JH |
1658 | /* Limited discoverable mode */ |
1659 | if (cp->val == 0x02) | |
1660 | set_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1661 | else | |
1662 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1663 | ||
bfaf8c9f JH |
1664 | hci_req_init(&req, hdev); |
1665 | ||
9a43e25f JH |
1666 | /* The procedure for LE-only controllers is much simpler - just |
1667 | * update the advertising data. | |
1668 | */ | |
1669 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1670 | goto update_ad; | |
1671 | ||
73f22f62 JH |
1672 | scan = SCAN_PAGE; |
1673 | ||
310a3d48 MH |
1674 | if (cp->val) { |
1675 | struct hci_cp_write_current_iac_lap hci_cp; | |
1676 | ||
1677 | if (cp->val == 0x02) { | |
1678 | /* Limited discoverable mode */ | |
33337dcb | 1679 | hci_cp.num_iac = min_t(u8, hdev->num_iac, 2); |
310a3d48 MH |
1680 | hci_cp.iac_lap[0] = 0x00; /* LIAC */ |
1681 | hci_cp.iac_lap[1] = 0x8b; | |
1682 | hci_cp.iac_lap[2] = 0x9e; | |
1683 | hci_cp.iac_lap[3] = 0x33; /* GIAC */ | |
1684 | hci_cp.iac_lap[4] = 0x8b; | |
1685 | hci_cp.iac_lap[5] = 0x9e; | |
1686 | } else { | |
1687 | /* General discoverable mode */ | |
310a3d48 MH |
1688 | hci_cp.num_iac = 1; |
1689 | hci_cp.iac_lap[0] = 0x33; /* GIAC */ | |
1690 | hci_cp.iac_lap[1] = 0x8b; | |
1691 | hci_cp.iac_lap[2] = 0x9e; | |
1692 | } | |
1693 | ||
1694 | hci_req_add(&req, HCI_OP_WRITE_CURRENT_IAC_LAP, | |
1695 | (hci_cp.num_iac * 3) + 1, &hci_cp); | |
1696 | ||
73f22f62 | 1697 | scan |= SCAN_INQUIRY; |
310a3d48 MH |
1698 | } else { |
1699 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1700 | } | |
73f22f62 | 1701 | |
310a3d48 | 1702 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan); |
bfaf8c9f | 1703 | |
9a43e25f JH |
1704 | update_ad: |
1705 | update_adv_data(&req); | |
1706 | ||
bfaf8c9f | 1707 | err = hci_req_run(&req, set_discoverable_complete); |
73f22f62 | 1708 | if (err < 0) |
a664b5bc | 1709 | mgmt_pending_remove(cmd); |
73f22f62 JH |
1710 | |
1711 | failed: | |
09fd0de5 | 1712 | hci_dev_unlock(hdev); |
73f22f62 JH |
1713 | return err; |
1714 | } | |
1715 | ||
406d7804 JH |
1716 | static void write_fast_connectable(struct hci_request *req, bool enable) |
1717 | { | |
bd98b996 | 1718 | struct hci_dev *hdev = req->hdev; |
406d7804 JH |
1719 | struct hci_cp_write_page_scan_activity acp; |
1720 | u8 type; | |
1721 | ||
547003b1 JH |
1722 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
1723 | return; | |
1724 | ||
4c01f8b8 JH |
1725 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
1726 | return; | |
1727 | ||
406d7804 JH |
1728 | if (enable) { |
1729 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1730 | ||
1731 | /* 160 msec page scan interval */ | |
dcf4adbf | 1732 | acp.interval = cpu_to_le16(0x0100); |
406d7804 JH |
1733 | } else { |
1734 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1735 | ||
1736 | /* default 1.28 sec page scan */ | |
dcf4adbf | 1737 | acp.interval = cpu_to_le16(0x0800); |
406d7804 JH |
1738 | } |
1739 | ||
dcf4adbf | 1740 | acp.window = cpu_to_le16(0x0012); |
406d7804 | 1741 | |
bd98b996 JH |
1742 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
1743 | __cpu_to_le16(hdev->page_scan_window) != acp.window) | |
1744 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1745 | sizeof(acp), &acp); | |
1746 | ||
1747 | if (hdev->page_scan_type != type) | |
1748 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
406d7804 JH |
1749 | } |
1750 | ||
2b76f453 JH |
1751 | static void set_connectable_complete(struct hci_dev *hdev, u8 status) |
1752 | { | |
1753 | struct pending_cmd *cmd; | |
d7b856f9 | 1754 | struct mgmt_mode *cp; |
bc6d2d04 | 1755 | bool conn_changed, discov_changed; |
2b76f453 JH |
1756 | |
1757 | BT_DBG("status 0x%02x", status); | |
1758 | ||
1759 | hci_dev_lock(hdev); | |
1760 | ||
1761 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1762 | if (!cmd) | |
1763 | goto unlock; | |
1764 | ||
37438c1f JH |
1765 | if (status) { |
1766 | u8 mgmt_err = mgmt_status(status); | |
1767 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
1768 | goto remove_cmd; | |
1769 | } | |
1770 | ||
d7b856f9 | 1771 | cp = cmd->param; |
bc6d2d04 JH |
1772 | if (cp->val) { |
1773 | conn_changed = !test_and_set_bit(HCI_CONNECTABLE, | |
1774 | &hdev->dev_flags); | |
1775 | discov_changed = false; | |
1776 | } else { | |
1777 | conn_changed = test_and_clear_bit(HCI_CONNECTABLE, | |
1778 | &hdev->dev_flags); | |
1779 | discov_changed = test_and_clear_bit(HCI_DISCOVERABLE, | |
1780 | &hdev->dev_flags); | |
1781 | } | |
d7b856f9 | 1782 | |
2b76f453 JH |
1783 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
1784 | ||
bc6d2d04 | 1785 | if (conn_changed || discov_changed) { |
d7b856f9 | 1786 | new_settings(hdev, cmd->sk); |
432df05e | 1787 | hci_update_page_scan(hdev, NULL); |
bc6d2d04 JH |
1788 | if (discov_changed) |
1789 | mgmt_update_adv_data(hdev); | |
2b7be33e JH |
1790 | hci_update_background_scan(hdev); |
1791 | } | |
d7b856f9 | 1792 | |
37438c1f | 1793 | remove_cmd: |
2b76f453 JH |
1794 | mgmt_pending_remove(cmd); |
1795 | ||
1796 | unlock: | |
1797 | hci_dev_unlock(hdev); | |
1798 | } | |
1799 | ||
e8ba3a1f JH |
1800 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1801 | struct sock *sk, u8 val) | |
1802 | { | |
1803 | bool changed = false; | |
1804 | int err; | |
1805 | ||
1806 | if (!!val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
1807 | changed = true; | |
1808 | ||
1809 | if (val) { | |
1810 | set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1811 | } else { | |
1812 | clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1813 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1814 | } | |
1815 | ||
1816 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1817 | if (err < 0) | |
1818 | return err; | |
1819 | ||
562064e6 | 1820 | if (changed) { |
432df05e | 1821 | hci_update_page_scan(hdev, NULL); |
562064e6 | 1822 | hci_update_background_scan(hdev); |
e8ba3a1f | 1823 | return new_settings(hdev, sk); |
562064e6 | 1824 | } |
e8ba3a1f JH |
1825 | |
1826 | return 0; | |
1827 | } | |
1828 | ||
bdb6d971 | 1829 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1830 | u16 len) |
9fbcbb45 | 1831 | { |
650f726d | 1832 | struct mgmt_mode *cp = data; |
366a0336 | 1833 | struct pending_cmd *cmd; |
2b76f453 | 1834 | struct hci_request req; |
1987fdc7 | 1835 | u8 scan; |
9fbcbb45 JH |
1836 | int err; |
1837 | ||
bdb6d971 | 1838 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1839 | |
1987fdc7 JH |
1840 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1841 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1842 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1987fdc7 | 1843 | MGMT_STATUS_REJECTED); |
33c525c0 | 1844 | |
a7e80f25 JH |
1845 | if (cp->val != 0x00 && cp->val != 0x01) |
1846 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, | |
1847 | MGMT_STATUS_INVALID_PARAMS); | |
1848 | ||
09fd0de5 | 1849 | hci_dev_lock(hdev); |
9fbcbb45 | 1850 | |
4b34ee78 | 1851 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1852 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1853 | goto failed; |
1854 | } | |
1855 | ||
2e58ef3e | 1856 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1857 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1858 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
04124681 | 1859 | MGMT_STATUS_BUSY); |
9fbcbb45 JH |
1860 | goto failed; |
1861 | } | |
1862 | ||
2e58ef3e | 1863 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1864 | if (!cmd) { |
1865 | err = -ENOMEM; | |
9fbcbb45 | 1866 | goto failed; |
366a0336 | 1867 | } |
9fbcbb45 | 1868 | |
9b74246f | 1869 | hci_req_init(&req, hdev); |
9fbcbb45 | 1870 | |
9a43e25f JH |
1871 | /* If BR/EDR is not enabled and we disable advertising as a |
1872 | * by-product of disabling connectable, we need to update the | |
1873 | * advertising flags. | |
1874 | */ | |
1875 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
1876 | if (!cp->val) { | |
1877 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1878 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1879 | } | |
1880 | update_adv_data(&req); | |
1881 | } else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) { | |
9b74246f JH |
1882 | if (cp->val) { |
1883 | scan = SCAN_PAGE; | |
1884 | } else { | |
3bd27240 JH |
1885 | /* If we don't have any whitelist entries just |
1886 | * disable all scanning. If there are entries | |
1887 | * and we had both page and inquiry scanning | |
1888 | * enabled then fall back to only page scanning. | |
1889 | * Otherwise no changes are needed. | |
1890 | */ | |
1891 | if (list_empty(&hdev->whitelist)) | |
1892 | scan = SCAN_DISABLED; | |
1893 | else if (test_bit(HCI_ISCAN, &hdev->flags)) | |
1894 | scan = SCAN_PAGE; | |
1895 | else | |
1896 | goto no_scan_update; | |
9b74246f JH |
1897 | |
1898 | if (test_bit(HCI_ISCAN, &hdev->flags) && | |
8d6083fe | 1899 | hdev->discov_timeout > 0) |
9b74246f JH |
1900 | cancel_delayed_work(&hdev->discov_off); |
1901 | } | |
2b76f453 | 1902 | |
9b74246f JH |
1903 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
1904 | } | |
2b76f453 | 1905 | |
3bd27240 | 1906 | no_scan_update: |
4c01f8b8 JH |
1907 | /* If we're going from non-connectable to connectable or |
1908 | * vice-versa when fast connectable is enabled ensure that fast | |
1909 | * connectable gets disabled. write_fast_connectable won't do | |
1910 | * anything if the page scan parameters are already what they | |
1911 | * should be. | |
1912 | */ | |
1913 | if (cp->val || test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) | |
e36a3769 JH |
1914 | write_fast_connectable(&req, false); |
1915 | ||
e8b1202c JH |
1916 | /* Update the advertising parameters if necessary */ |
1917 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
1987fdc7 | 1918 | enable_advertising(&req); |
1987fdc7 | 1919 | |
2b76f453 | 1920 | err = hci_req_run(&req, set_connectable_complete); |
9b74246f | 1921 | if (err < 0) { |
a664b5bc | 1922 | mgmt_pending_remove(cmd); |
9b74246f | 1923 | if (err == -ENODATA) |
a81070ba JH |
1924 | err = set_connectable_update_settings(hdev, sk, |
1925 | cp->val); | |
9b74246f JH |
1926 | goto failed; |
1927 | } | |
9fbcbb45 JH |
1928 | |
1929 | failed: | |
09fd0de5 | 1930 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1931 | return err; |
1932 | } | |
1933 | ||
b2939475 | 1934 | static int set_bondable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1935 | u16 len) |
c542a06c | 1936 | { |
650f726d | 1937 | struct mgmt_mode *cp = data; |
55594356 | 1938 | bool changed; |
c542a06c JH |
1939 | int err; |
1940 | ||
bdb6d971 | 1941 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1942 | |
a7e80f25 | 1943 | if (cp->val != 0x00 && cp->val != 0x01) |
b2939475 | 1944 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BONDABLE, |
a7e80f25 JH |
1945 | MGMT_STATUS_INVALID_PARAMS); |
1946 | ||
09fd0de5 | 1947 | hci_dev_lock(hdev); |
c542a06c JH |
1948 | |
1949 | if (cp->val) | |
b6ae8457 | 1950 | changed = !test_and_set_bit(HCI_BONDABLE, &hdev->dev_flags); |
c542a06c | 1951 | else |
b6ae8457 | 1952 | changed = test_and_clear_bit(HCI_BONDABLE, &hdev->dev_flags); |
c542a06c | 1953 | |
b2939475 | 1954 | err = send_settings_rsp(sk, MGMT_OP_SET_BONDABLE, hdev); |
c542a06c | 1955 | if (err < 0) |
55594356 | 1956 | goto unlock; |
c542a06c | 1957 | |
55594356 MH |
1958 | if (changed) |
1959 | err = new_settings(hdev, sk); | |
c542a06c | 1960 | |
55594356 | 1961 | unlock: |
09fd0de5 | 1962 | hci_dev_unlock(hdev); |
c542a06c JH |
1963 | return err; |
1964 | } | |
1965 | ||
04124681 GP |
1966 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1967 | u16 len) | |
33ef95ed JH |
1968 | { |
1969 | struct mgmt_mode *cp = data; | |
1970 | struct pending_cmd *cmd; | |
e6fe7986 | 1971 | u8 val, status; |
33ef95ed JH |
1972 | int err; |
1973 | ||
bdb6d971 | 1974 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1975 | |
e6fe7986 JH |
1976 | status = mgmt_bredr_support(hdev); |
1977 | if (status) | |
33c525c0 | 1978 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
e6fe7986 | 1979 | status); |
33c525c0 | 1980 | |
a7e80f25 JH |
1981 | if (cp->val != 0x00 && cp->val != 0x01) |
1982 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, | |
1983 | MGMT_STATUS_INVALID_PARAMS); | |
1984 | ||
33ef95ed JH |
1985 | hci_dev_lock(hdev); |
1986 | ||
4b34ee78 | 1987 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1988 | bool changed = false; |
1989 | ||
1990 | if (!!cp->val != test_bit(HCI_LINK_SECURITY, | |
8ce8e2b5 | 1991 | &hdev->dev_flags)) { |
47990ea0 JH |
1992 | change_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
1993 | changed = true; | |
1994 | } | |
1995 | ||
1996 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1997 | if (err < 0) | |
1998 | goto failed; | |
1999 | ||
2000 | if (changed) | |
2001 | err = new_settings(hdev, sk); | |
2002 | ||
33ef95ed JH |
2003 | goto failed; |
2004 | } | |
2005 | ||
2006 | if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { | |
bdb6d971 | 2007 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
04124681 | 2008 | MGMT_STATUS_BUSY); |
33ef95ed JH |
2009 | goto failed; |
2010 | } | |
2011 | ||
2012 | val = !!cp->val; | |
2013 | ||
2014 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
2015 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
2016 | goto failed; | |
2017 | } | |
2018 | ||
2019 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
2020 | if (!cmd) { | |
2021 | err = -ENOMEM; | |
2022 | goto failed; | |
2023 | } | |
2024 | ||
2025 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
2026 | if (err < 0) { | |
2027 | mgmt_pending_remove(cmd); | |
2028 | goto failed; | |
2029 | } | |
2030 | ||
2031 | failed: | |
2032 | hci_dev_unlock(hdev); | |
33ef95ed JH |
2033 | return err; |
2034 | } | |
2035 | ||
bdb6d971 | 2036 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
2037 | { |
2038 | struct mgmt_mode *cp = data; | |
2039 | struct pending_cmd *cmd; | |
72ef0c1a | 2040 | u8 status; |
ed2c4ee3 JH |
2041 | int err; |
2042 | ||
bdb6d971 | 2043 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 2044 | |
cdba5281 MH |
2045 | status = mgmt_bredr_support(hdev); |
2046 | if (status) | |
2047 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); | |
2048 | ||
13ecd8b6 JH |
2049 | if (!lmp_ssp_capable(hdev)) |
2050 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
2051 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 2052 | |
a7e80f25 JH |
2053 | if (cp->val != 0x00 && cp->val != 0x01) |
2054 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
2055 | MGMT_STATUS_INVALID_PARAMS); | |
2056 | ||
13ecd8b6 | 2057 | hci_dev_lock(hdev); |
6c8f12c1 | 2058 | |
4b34ee78 | 2059 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 2060 | bool changed; |
c0ecddc2 | 2061 | |
9ecb3e24 MH |
2062 | if (cp->val) { |
2063 | changed = !test_and_set_bit(HCI_SSP_ENABLED, | |
2064 | &hdev->dev_flags); | |
2065 | } else { | |
2066 | changed = test_and_clear_bit(HCI_SSP_ENABLED, | |
2067 | &hdev->dev_flags); | |
2068 | if (!changed) | |
2069 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
2070 | &hdev->dev_flags); | |
2071 | else | |
2072 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
c0ecddc2 JH |
2073 | } |
2074 | ||
2075 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
2076 | if (err < 0) | |
2077 | goto failed; | |
2078 | ||
2079 | if (changed) | |
2080 | err = new_settings(hdev, sk); | |
2081 | ||
ed2c4ee3 JH |
2082 | goto failed; |
2083 | } | |
2084 | ||
9ecb3e24 MH |
2085 | if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev) || |
2086 | mgmt_pending_find(MGMT_OP_SET_HS, hdev)) { | |
d97dcb66 SJ |
2087 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
2088 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
2089 | goto failed; |
2090 | } | |
2091 | ||
72ef0c1a | 2092 | if (!!cp->val == test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
ed2c4ee3 JH |
2093 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
2094 | goto failed; | |
2095 | } | |
2096 | ||
2097 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
2098 | if (!cmd) { | |
2099 | err = -ENOMEM; | |
2100 | goto failed; | |
2101 | } | |
2102 | ||
3769972b JH |
2103 | if (!cp->val && test_bit(HCI_USE_DEBUG_KEYS, &hdev->dev_flags)) |
2104 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
2105 | sizeof(cp->val), &cp->val); | |
2106 | ||
72ef0c1a | 2107 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
2108 | if (err < 0) { |
2109 | mgmt_pending_remove(cmd); | |
2110 | goto failed; | |
2111 | } | |
2112 | ||
2113 | failed: | |
2114 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
2115 | return err; |
2116 | } | |
2117 | ||
bdb6d971 | 2118 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
2119 | { |
2120 | struct mgmt_mode *cp = data; | |
ee392693 | 2121 | bool changed; |
e6fe7986 | 2122 | u8 status; |
ee392693 | 2123 | int err; |
6d80dfd0 | 2124 | |
bdb6d971 | 2125 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 2126 | |
e6fe7986 JH |
2127 | status = mgmt_bredr_support(hdev); |
2128 | if (status) | |
2129 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); | |
6d80dfd0 | 2130 | |
9ecb3e24 MH |
2131 | if (!lmp_ssp_capable(hdev)) |
2132 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2133 | MGMT_STATUS_NOT_SUPPORTED); | |
2134 | ||
2135 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
2136 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2137 | MGMT_STATUS_REJECTED); | |
2138 | ||
a7e80f25 JH |
2139 | if (cp->val != 0x00 && cp->val != 0x01) |
2140 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2141 | MGMT_STATUS_INVALID_PARAMS); | |
2142 | ||
ee392693 MH |
2143 | hci_dev_lock(hdev); |
2144 | ||
a0cdf960 | 2145 | if (cp->val) { |
ee392693 | 2146 | changed = !test_and_set_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 MH |
2147 | } else { |
2148 | if (hdev_is_powered(hdev)) { | |
2149 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2150 | MGMT_STATUS_REJECTED); | |
2151 | goto unlock; | |
2152 | } | |
2153 | ||
ee392693 | 2154 | changed = test_and_clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 | 2155 | } |
ee392693 MH |
2156 | |
2157 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
2158 | if (err < 0) | |
2159 | goto unlock; | |
2160 | ||
2161 | if (changed) | |
2162 | err = new_settings(hdev, sk); | |
6d80dfd0 | 2163 | |
ee392693 MH |
2164 | unlock: |
2165 | hci_dev_unlock(hdev); | |
2166 | return err; | |
6d80dfd0 JH |
2167 | } |
2168 | ||
416a4ae5 JH |
2169 | static void le_enable_complete(struct hci_dev *hdev, u8 status) |
2170 | { | |
2171 | struct cmd_lookup match = { NULL, hdev }; | |
2172 | ||
2173 | if (status) { | |
2174 | u8 mgmt_err = mgmt_status(status); | |
2175 | ||
2176 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
2177 | &mgmt_err); | |
2178 | return; | |
2179 | } | |
2180 | ||
2181 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
2182 | ||
2183 | new_settings(hdev, match.sk); | |
2184 | ||
2185 | if (match.sk) | |
2186 | sock_put(match.sk); | |
441ad2d0 MH |
2187 | |
2188 | /* Make sure the controller has a good default for | |
2189 | * advertising data. Restrict the update to when LE | |
2190 | * has actually been enabled. During power on, the | |
2191 | * update in powered_update_hci will take care of it. | |
2192 | */ | |
2193 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
2194 | struct hci_request req; | |
2195 | ||
2196 | hci_dev_lock(hdev); | |
2197 | ||
2198 | hci_req_init(&req, hdev); | |
5947f4bc | 2199 | update_adv_data(&req); |
f14d8f64 | 2200 | update_scan_rsp_data(&req); |
441ad2d0 MH |
2201 | hci_req_run(&req, NULL); |
2202 | ||
a70f4b5f JH |
2203 | hci_update_background_scan(hdev); |
2204 | ||
441ad2d0 MH |
2205 | hci_dev_unlock(hdev); |
2206 | } | |
416a4ae5 JH |
2207 | } |
2208 | ||
bdb6d971 | 2209 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
2210 | { |
2211 | struct mgmt_mode *cp = data; | |
2212 | struct hci_cp_write_le_host_supported hci_cp; | |
2213 | struct pending_cmd *cmd; | |
416a4ae5 | 2214 | struct hci_request req; |
06199cf8 | 2215 | int err; |
0b60eba1 | 2216 | u8 val, enabled; |
06199cf8 | 2217 | |
bdb6d971 | 2218 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 2219 | |
13ecd8b6 JH |
2220 | if (!lmp_le_capable(hdev)) |
2221 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
2222 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 2223 | |
a7e80f25 JH |
2224 | if (cp->val != 0x00 && cp->val != 0x01) |
2225 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
2226 | MGMT_STATUS_INVALID_PARAMS); | |
2227 | ||
c73eee91 | 2228 | /* LE-only devices do not allow toggling LE on/off */ |
56f87901 | 2229 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
c73eee91 JH |
2230 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
2231 | MGMT_STATUS_REJECTED); | |
2232 | ||
13ecd8b6 | 2233 | hci_dev_lock(hdev); |
06199cf8 JH |
2234 | |
2235 | val = !!cp->val; | |
ffa88e02 | 2236 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 2237 | |
0b60eba1 | 2238 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
2239 | bool changed = false; |
2240 | ||
2241 | if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
2242 | change_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
2243 | changed = true; | |
2244 | } | |
2245 | ||
f3d3444a JH |
2246 | if (!val && test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
2247 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
eeca6f89 JH |
2248 | changed = true; |
2249 | } | |
2250 | ||
06199cf8 JH |
2251 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
2252 | if (err < 0) | |
1de028ce | 2253 | goto unlock; |
06199cf8 JH |
2254 | |
2255 | if (changed) | |
2256 | err = new_settings(hdev, sk); | |
2257 | ||
1de028ce | 2258 | goto unlock; |
06199cf8 JH |
2259 | } |
2260 | ||
4375f103 JH |
2261 | if (mgmt_pending_find(MGMT_OP_SET_LE, hdev) || |
2262 | mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
bdb6d971 | 2263 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
04124681 | 2264 | MGMT_STATUS_BUSY); |
1de028ce | 2265 | goto unlock; |
06199cf8 JH |
2266 | } |
2267 | ||
2268 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
2269 | if (!cmd) { | |
2270 | err = -ENOMEM; | |
1de028ce | 2271 | goto unlock; |
06199cf8 JH |
2272 | } |
2273 | ||
441ad2d0 MH |
2274 | hci_req_init(&req, hdev); |
2275 | ||
06199cf8 JH |
2276 | memset(&hci_cp, 0, sizeof(hci_cp)); |
2277 | ||
2278 | if (val) { | |
2279 | hci_cp.le = val; | |
32226e4f | 2280 | hci_cp.simul = 0x00; |
441ad2d0 | 2281 | } else { |
73e082f8 | 2282 | if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) |
441ad2d0 | 2283 | disable_advertising(&req); |
06199cf8 JH |
2284 | } |
2285 | ||
416a4ae5 JH |
2286 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
2287 | &hci_cp); | |
2288 | ||
2289 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 2290 | if (err < 0) |
06199cf8 | 2291 | mgmt_pending_remove(cmd); |
06199cf8 | 2292 | |
1de028ce JH |
2293 | unlock: |
2294 | hci_dev_unlock(hdev); | |
06199cf8 JH |
2295 | return err; |
2296 | } | |
2297 | ||
0cab9c80 JH |
2298 | /* This is a helper function to test for pending mgmt commands that can |
2299 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
2300 | * mgmt command at a time since otherwise we cannot easily track what | |
2301 | * the current values are, will be, and based on that calculate if a new | |
2302 | * HCI command needs to be sent and if yes with what value. | |
2303 | */ | |
2304 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
2305 | { | |
2306 | struct pending_cmd *cmd; | |
2307 | ||
2308 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
2309 | switch (cmd->opcode) { | |
2310 | case MGMT_OP_ADD_UUID: | |
2311 | case MGMT_OP_REMOVE_UUID: | |
2312 | case MGMT_OP_SET_DEV_CLASS: | |
2313 | case MGMT_OP_SET_POWERED: | |
2314 | return true; | |
2315 | } | |
2316 | } | |
2317 | ||
2318 | return false; | |
2319 | } | |
2320 | ||
83be8eca JH |
2321 | static const u8 bluetooth_base_uuid[] = { |
2322 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
2323 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2324 | }; | |
2325 | ||
2326 | static u8 get_uuid_size(const u8 *uuid) | |
2327 | { | |
2328 | u32 val; | |
2329 | ||
2330 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
2331 | return 128; | |
2332 | ||
2333 | val = get_unaligned_le32(&uuid[12]); | |
2334 | if (val > 0xffff) | |
2335 | return 32; | |
2336 | ||
2337 | return 16; | |
2338 | } | |
2339 | ||
92da6097 JH |
2340 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
2341 | { | |
2342 | struct pending_cmd *cmd; | |
2343 | ||
2344 | hci_dev_lock(hdev); | |
2345 | ||
2346 | cmd = mgmt_pending_find(mgmt_op, hdev); | |
2347 | if (!cmd) | |
2348 | goto unlock; | |
2349 | ||
2350 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
2351 | hdev->dev_class, 3); | |
2352 | ||
2353 | mgmt_pending_remove(cmd); | |
2354 | ||
2355 | unlock: | |
2356 | hci_dev_unlock(hdev); | |
2357 | } | |
2358 | ||
2359 | static void add_uuid_complete(struct hci_dev *hdev, u8 status) | |
2360 | { | |
2361 | BT_DBG("status 0x%02x", status); | |
2362 | ||
2363 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
2364 | } | |
2365 | ||
bdb6d971 | 2366 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 2367 | { |
650f726d | 2368 | struct mgmt_cp_add_uuid *cp = data; |
90e70454 | 2369 | struct pending_cmd *cmd; |
890ea898 | 2370 | struct hci_request req; |
2aeb9a1a | 2371 | struct bt_uuid *uuid; |
2aeb9a1a JH |
2372 | int err; |
2373 | ||
bdb6d971 | 2374 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2375 | |
09fd0de5 | 2376 | hci_dev_lock(hdev); |
2aeb9a1a | 2377 | |
0cab9c80 | 2378 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2379 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
04124681 | 2380 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2381 | goto failed; |
2382 | } | |
2383 | ||
92c4c204 | 2384 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
2385 | if (!uuid) { |
2386 | err = -ENOMEM; | |
2387 | goto failed; | |
2388 | } | |
2389 | ||
2390 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 2391 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 2392 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 2393 | |
de66aa63 | 2394 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 2395 | |
890ea898 | 2396 | hci_req_init(&req, hdev); |
1aff6f09 | 2397 | |
890ea898 JH |
2398 | update_class(&req); |
2399 | update_eir(&req); | |
2400 | ||
92da6097 JH |
2401 | err = hci_req_run(&req, add_uuid_complete); |
2402 | if (err < 0) { | |
2403 | if (err != -ENODATA) | |
2404 | goto failed; | |
80a1e1db | 2405 | |
bdb6d971 | 2406 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
04124681 | 2407 | hdev->dev_class, 3); |
90e70454 JH |
2408 | goto failed; |
2409 | } | |
2410 | ||
2411 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 2412 | if (!cmd) { |
90e70454 | 2413 | err = -ENOMEM; |
890ea898 JH |
2414 | goto failed; |
2415 | } | |
2416 | ||
2417 | err = 0; | |
2aeb9a1a JH |
2418 | |
2419 | failed: | |
09fd0de5 | 2420 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2421 | return err; |
2422 | } | |
2423 | ||
24b78d0f JH |
2424 | static bool enable_service_cache(struct hci_dev *hdev) |
2425 | { | |
2426 | if (!hdev_is_powered(hdev)) | |
2427 | return false; | |
2428 | ||
2429 | if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { | |
46818ed5 JH |
2430 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
2431 | CACHE_TIMEOUT); | |
24b78d0f JH |
2432 | return true; |
2433 | } | |
2434 | ||
2435 | return false; | |
2436 | } | |
2437 | ||
92da6097 JH |
2438 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status) |
2439 | { | |
2440 | BT_DBG("status 0x%02x", status); | |
2441 | ||
2442 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
2443 | } | |
2444 | ||
bdb6d971 | 2445 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2446 | u16 len) |
2aeb9a1a | 2447 | { |
650f726d | 2448 | struct mgmt_cp_remove_uuid *cp = data; |
90e70454 | 2449 | struct pending_cmd *cmd; |
056341c8 | 2450 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 2451 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 2452 | struct hci_request req; |
2aeb9a1a JH |
2453 | int err, found; |
2454 | ||
bdb6d971 | 2455 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2456 | |
09fd0de5 | 2457 | hci_dev_lock(hdev); |
2aeb9a1a | 2458 | |
0cab9c80 | 2459 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2460 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2461 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2462 | goto unlock; |
2463 | } | |
2464 | ||
2aeb9a1a | 2465 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
35f7498a | 2466 | hci_uuids_clear(hdev); |
4004b6d9 | 2467 | |
24b78d0f | 2468 | if (enable_service_cache(hdev)) { |
bdb6d971 | 2469 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2470 | 0, hdev->dev_class, 3); |
24b78d0f JH |
2471 | goto unlock; |
2472 | } | |
4004b6d9 | 2473 | |
9246a869 | 2474 | goto update_class; |
2aeb9a1a JH |
2475 | } |
2476 | ||
2477 | found = 0; | |
2478 | ||
056341c8 | 2479 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
2480 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
2481 | continue; | |
2482 | ||
2483 | list_del(&match->list); | |
482049f7 | 2484 | kfree(match); |
2aeb9a1a JH |
2485 | found++; |
2486 | } | |
2487 | ||
2488 | if (found == 0) { | |
bdb6d971 | 2489 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2490 | MGMT_STATUS_INVALID_PARAMS); |
2aeb9a1a JH |
2491 | goto unlock; |
2492 | } | |
2493 | ||
9246a869 | 2494 | update_class: |
890ea898 | 2495 | hci_req_init(&req, hdev); |
1aff6f09 | 2496 | |
890ea898 JH |
2497 | update_class(&req); |
2498 | update_eir(&req); | |
2499 | ||
92da6097 JH |
2500 | err = hci_req_run(&req, remove_uuid_complete); |
2501 | if (err < 0) { | |
2502 | if (err != -ENODATA) | |
2503 | goto unlock; | |
80a1e1db | 2504 | |
bdb6d971 | 2505 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
04124681 | 2506 | hdev->dev_class, 3); |
90e70454 JH |
2507 | goto unlock; |
2508 | } | |
2509 | ||
2510 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 2511 | if (!cmd) { |
90e70454 | 2512 | err = -ENOMEM; |
890ea898 JH |
2513 | goto unlock; |
2514 | } | |
2515 | ||
2516 | err = 0; | |
2aeb9a1a JH |
2517 | |
2518 | unlock: | |
09fd0de5 | 2519 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2520 | return err; |
2521 | } | |
2522 | ||
92da6097 JH |
2523 | static void set_class_complete(struct hci_dev *hdev, u8 status) |
2524 | { | |
2525 | BT_DBG("status 0x%02x", status); | |
2526 | ||
2527 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
2528 | } | |
2529 | ||
bdb6d971 | 2530 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2531 | u16 len) |
1aff6f09 | 2532 | { |
650f726d | 2533 | struct mgmt_cp_set_dev_class *cp = data; |
90e70454 | 2534 | struct pending_cmd *cmd; |
890ea898 | 2535 | struct hci_request req; |
1aff6f09 JH |
2536 | int err; |
2537 | ||
bdb6d971 | 2538 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 2539 | |
6203fc98 | 2540 | if (!lmp_bredr_capable(hdev)) |
13ecd8b6 JH |
2541 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2542 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2543 | |
0cab9c80 | 2544 | hci_dev_lock(hdev); |
ee98f473 | 2545 | |
0cab9c80 JH |
2546 | if (pending_eir_or_class(hdev)) { |
2547 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2548 | MGMT_STATUS_BUSY); | |
2549 | goto unlock; | |
2550 | } | |
c95f0ba7 | 2551 | |
0cab9c80 JH |
2552 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
2553 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2554 | MGMT_STATUS_INVALID_PARAMS); | |
2555 | goto unlock; | |
2556 | } | |
575b3a02 | 2557 | |
932f5ff5 JH |
2558 | hdev->major_class = cp->major; |
2559 | hdev->minor_class = cp->minor; | |
2560 | ||
b5235a65 | 2561 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2562 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2563 | hdev->dev_class, 3); |
b5235a65 JH |
2564 | goto unlock; |
2565 | } | |
2566 | ||
890ea898 JH |
2567 | hci_req_init(&req, hdev); |
2568 | ||
a8b2d5c2 | 2569 | if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { |
7d78525d JH |
2570 | hci_dev_unlock(hdev); |
2571 | cancel_delayed_work_sync(&hdev->service_cache); | |
2572 | hci_dev_lock(hdev); | |
890ea898 | 2573 | update_eir(&req); |
7d78525d | 2574 | } |
14c0b608 | 2575 | |
890ea898 JH |
2576 | update_class(&req); |
2577 | ||
92da6097 JH |
2578 | err = hci_req_run(&req, set_class_complete); |
2579 | if (err < 0) { | |
2580 | if (err != -ENODATA) | |
2581 | goto unlock; | |
1aff6f09 | 2582 | |
bdb6d971 | 2583 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2584 | hdev->dev_class, 3); |
90e70454 JH |
2585 | goto unlock; |
2586 | } | |
2587 | ||
2588 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2589 | if (!cmd) { |
90e70454 | 2590 | err = -ENOMEM; |
890ea898 JH |
2591 | goto unlock; |
2592 | } | |
2593 | ||
2594 | err = 0; | |
1aff6f09 | 2595 | |
b5235a65 | 2596 | unlock: |
09fd0de5 | 2597 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2598 | return err; |
2599 | } | |
2600 | ||
bdb6d971 | 2601 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2602 | u16 len) |
55ed8ca1 | 2603 | { |
650f726d | 2604 | struct mgmt_cp_load_link_keys *cp = data; |
ba1d6936 JH |
2605 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
2606 | sizeof(struct mgmt_link_key_info)); | |
4e51eae9 | 2607 | u16 key_count, expected_len; |
b1de97d8 | 2608 | bool changed; |
a492cd52 | 2609 | int i; |
55ed8ca1 | 2610 | |
9060d5cf MH |
2611 | BT_DBG("request for %s", hdev->name); |
2612 | ||
2613 | if (!lmp_bredr_capable(hdev)) | |
2614 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2615 | MGMT_STATUS_NOT_SUPPORTED); | |
2616 | ||
1f350c87 | 2617 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
2618 | if (key_count > max_key_count) { |
2619 | BT_ERR("load_link_keys: too big key_count value %u", | |
2620 | key_count); | |
2621 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2622 | MGMT_STATUS_INVALID_PARAMS); | |
2623 | } | |
55ed8ca1 | 2624 | |
86742e1e JH |
2625 | expected_len = sizeof(*cp) + key_count * |
2626 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2627 | if (expected_len != len) { |
86742e1e | 2628 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
2606ecbc | 2629 | expected_len, len); |
bdb6d971 | 2630 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
04124681 | 2631 | MGMT_STATUS_INVALID_PARAMS); |
55ed8ca1 JH |
2632 | } |
2633 | ||
4ae14301 JH |
2634 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
2635 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2636 | MGMT_STATUS_INVALID_PARAMS); | |
2637 | ||
bdb6d971 | 2638 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2639 | key_count); |
55ed8ca1 | 2640 | |
4ee71b20 JH |
2641 | for (i = 0; i < key_count; i++) { |
2642 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2643 | ||
8e991132 | 2644 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
4ee71b20 JH |
2645 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2646 | MGMT_STATUS_INVALID_PARAMS); | |
2647 | } | |
2648 | ||
09fd0de5 | 2649 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2650 | |
2651 | hci_link_keys_clear(hdev); | |
2652 | ||
55ed8ca1 | 2653 | if (cp->debug_keys) |
0663b297 JH |
2654 | changed = !test_and_set_bit(HCI_KEEP_DEBUG_KEYS, |
2655 | &hdev->dev_flags); | |
55ed8ca1 | 2656 | else |
0663b297 JH |
2657 | changed = test_and_clear_bit(HCI_KEEP_DEBUG_KEYS, |
2658 | &hdev->dev_flags); | |
b1de97d8 MH |
2659 | |
2660 | if (changed) | |
2661 | new_settings(hdev, NULL); | |
55ed8ca1 | 2662 | |
a492cd52 | 2663 | for (i = 0; i < key_count; i++) { |
86742e1e | 2664 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2665 | |
58e9293c JH |
2666 | /* Always ignore debug keys and require a new pairing if |
2667 | * the user wants to use them. | |
2668 | */ | |
2669 | if (key->type == HCI_LK_DEBUG_COMBINATION) | |
2670 | continue; | |
2671 | ||
7652ff6a JH |
2672 | hci_add_link_key(hdev, NULL, &key->addr.bdaddr, key->val, |
2673 | key->type, key->pin_len, NULL); | |
55ed8ca1 JH |
2674 | } |
2675 | ||
bdb6d971 | 2676 | cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2677 | |
09fd0de5 | 2678 | hci_dev_unlock(hdev); |
55ed8ca1 | 2679 | |
a492cd52 | 2680 | return 0; |
55ed8ca1 JH |
2681 | } |
2682 | ||
b1078ad0 | 2683 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2684 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2685 | { |
2686 | struct mgmt_ev_device_unpaired ev; | |
2687 | ||
2688 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2689 | ev.addr.type = addr_type; | |
2690 | ||
2691 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2692 | skip_sk); |
b1078ad0 JH |
2693 | } |
2694 | ||
bdb6d971 | 2695 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2696 | u16 len) |
55ed8ca1 | 2697 | { |
124f6e35 JH |
2698 | struct mgmt_cp_unpair_device *cp = data; |
2699 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
2700 | struct hci_cp_disconnect dc; |
2701 | struct pending_cmd *cmd; | |
55ed8ca1 | 2702 | struct hci_conn *conn; |
55ed8ca1 JH |
2703 | int err; |
2704 | ||
a8a1d19e | 2705 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2706 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2707 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2708 | |
4ee71b20 JH |
2709 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2710 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2711 | MGMT_STATUS_INVALID_PARAMS, | |
2712 | &rp, sizeof(rp)); | |
2713 | ||
118da70b JH |
2714 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2715 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2716 | MGMT_STATUS_INVALID_PARAMS, | |
2717 | &rp, sizeof(rp)); | |
2718 | ||
4ee71b20 JH |
2719 | hci_dev_lock(hdev); |
2720 | ||
86a8cfc6 | 2721 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2722 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2723 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); |
86a8cfc6 JH |
2724 | goto unlock; |
2725 | } | |
2726 | ||
e0b2b27e | 2727 | if (cp->addr.type == BDADDR_BREDR) { |
124f6e35 | 2728 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
e0b2b27e JH |
2729 | } else { |
2730 | u8 addr_type; | |
2731 | ||
2732 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
2733 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2734 | else | |
2735 | addr_type = ADDR_LE_DEV_RANDOM; | |
2736 | ||
a7ec7338 JH |
2737 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); |
2738 | ||
a9b0a04c AG |
2739 | hci_conn_params_del(hdev, &cp->addr.bdaddr, addr_type); |
2740 | ||
e0b2b27e JH |
2741 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); |
2742 | } | |
b0dbfb46 | 2743 | |
55ed8ca1 | 2744 | if (err < 0) { |
bdb6d971 | 2745 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2746 | MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); |
55ed8ca1 JH |
2747 | goto unlock; |
2748 | } | |
2749 | ||
86a8cfc6 | 2750 | if (cp->disconnect) { |
591f47f3 | 2751 | if (cp->addr.type == BDADDR_BREDR) |
86a8cfc6 | 2752 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
8ce8e2b5 | 2753 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2754 | else |
2755 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, | |
8ce8e2b5 | 2756 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2757 | } else { |
2758 | conn = NULL; | |
2759 | } | |
124f6e35 | 2760 | |
a8a1d19e | 2761 | if (!conn) { |
bdb6d971 | 2762 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
04124681 | 2763 | &rp, sizeof(rp)); |
b1078ad0 | 2764 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2765 | goto unlock; |
2766 | } | |
55ed8ca1 | 2767 | |
124f6e35 | 2768 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2769 | sizeof(*cp)); |
a8a1d19e JH |
2770 | if (!cmd) { |
2771 | err = -ENOMEM; | |
2772 | goto unlock; | |
55ed8ca1 JH |
2773 | } |
2774 | ||
eb55ef07 | 2775 | dc.handle = cpu_to_le16(conn->handle); |
a8a1d19e JH |
2776 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
2777 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2778 | if (err < 0) | |
2779 | mgmt_pending_remove(cmd); | |
2780 | ||
55ed8ca1 | 2781 | unlock: |
09fd0de5 | 2782 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2783 | return err; |
2784 | } | |
2785 | ||
bdb6d971 | 2786 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2787 | u16 len) |
8962ee74 | 2788 | { |
650f726d | 2789 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2790 | struct mgmt_rp_disconnect rp; |
366a0336 | 2791 | struct pending_cmd *cmd; |
8962ee74 | 2792 | struct hci_conn *conn; |
8962ee74 JH |
2793 | int err; |
2794 | ||
2795 | BT_DBG(""); | |
2796 | ||
06a63b19 JH |
2797 | memset(&rp, 0, sizeof(rp)); |
2798 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2799 | rp.addr.type = cp->addr.type; | |
2800 | ||
4ee71b20 | 2801 | if (!bdaddr_type_is_valid(cp->addr.type)) |
06a63b19 JH |
2802 | return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2803 | MGMT_STATUS_INVALID_PARAMS, | |
2804 | &rp, sizeof(rp)); | |
4ee71b20 | 2805 | |
09fd0de5 | 2806 | hci_dev_lock(hdev); |
8962ee74 JH |
2807 | |
2808 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
06a63b19 JH |
2809 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2810 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
8962ee74 JH |
2811 | goto failed; |
2812 | } | |
2813 | ||
2e58ef3e | 2814 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) { |
06a63b19 JH |
2815 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2816 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2817 | goto failed; |
2818 | } | |
2819 | ||
591f47f3 | 2820 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2821 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2822 | &cp->addr.bdaddr); | |
88c3df13 JH |
2823 | else |
2824 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 2825 | |
f960727e | 2826 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
06a63b19 JH |
2827 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2828 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
8962ee74 JH |
2829 | goto failed; |
2830 | } | |
2831 | ||
2e58ef3e | 2832 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2833 | if (!cmd) { |
2834 | err = -ENOMEM; | |
8962ee74 | 2835 | goto failed; |
366a0336 | 2836 | } |
8962ee74 | 2837 | |
e3f2f92a | 2838 | err = hci_disconnect(conn, HCI_ERROR_REMOTE_USER_TERM); |
8962ee74 | 2839 | if (err < 0) |
a664b5bc | 2840 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2841 | |
2842 | failed: | |
09fd0de5 | 2843 | hci_dev_unlock(hdev); |
8962ee74 JH |
2844 | return err; |
2845 | } | |
2846 | ||
57c1477c | 2847 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2848 | { |
2849 | switch (link_type) { | |
2850 | case LE_LINK: | |
48264f06 JH |
2851 | switch (addr_type) { |
2852 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2853 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2854 | |
48264f06 | 2855 | default: |
0ed09148 | 2856 | /* Fallback to LE Random address type */ |
591f47f3 | 2857 | return BDADDR_LE_RANDOM; |
48264f06 | 2858 | } |
0ed09148 | 2859 | |
4c659c39 | 2860 | default: |
0ed09148 | 2861 | /* Fallback to BR/EDR type */ |
591f47f3 | 2862 | return BDADDR_BREDR; |
4c659c39 JH |
2863 | } |
2864 | } | |
2865 | ||
04124681 GP |
2866 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2867 | u16 data_len) | |
2784eb41 | 2868 | { |
2784eb41 | 2869 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2870 | struct hci_conn *c; |
a38528f1 | 2871 | size_t rp_len; |
60fc5fb6 JH |
2872 | int err; |
2873 | u16 i; | |
2784eb41 JH |
2874 | |
2875 | BT_DBG(""); | |
2876 | ||
09fd0de5 | 2877 | hci_dev_lock(hdev); |
2784eb41 | 2878 | |
5f97c1df | 2879 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2880 | err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
04124681 | 2881 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2882 | goto unlock; |
2883 | } | |
2884 | ||
60fc5fb6 | 2885 | i = 0; |
b644ba33 JH |
2886 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2887 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2888 | i++; |
2784eb41 JH |
2889 | } |
2890 | ||
60fc5fb6 | 2891 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2892 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2893 | if (!rp) { |
2784eb41 JH |
2894 | err = -ENOMEM; |
2895 | goto unlock; | |
2896 | } | |
2897 | ||
2784eb41 | 2898 | i = 0; |
4c659c39 | 2899 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2900 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2901 | continue; | |
4c659c39 | 2902 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2903 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2904 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2905 | continue; |
2906 | i++; | |
2907 | } | |
2908 | ||
eb55ef07 | 2909 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2910 | |
4c659c39 JH |
2911 | /* Recalculate length in case of filtered SCO connections, etc */ |
2912 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2913 | |
bdb6d971 | 2914 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
04124681 | 2915 | rp_len); |
2784eb41 | 2916 | |
a38528f1 | 2917 | kfree(rp); |
5f97c1df JH |
2918 | |
2919 | unlock: | |
09fd0de5 | 2920 | hci_dev_unlock(hdev); |
2784eb41 JH |
2921 | return err; |
2922 | } | |
2923 | ||
bdb6d971 | 2924 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2925 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 WR |
2926 | { |
2927 | struct pending_cmd *cmd; | |
2928 | int err; | |
2929 | ||
2e58ef3e | 2930 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2931 | sizeof(*cp)); |
96d97a67 WR |
2932 | if (!cmd) |
2933 | return -ENOMEM; | |
2934 | ||
d8457698 | 2935 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2936 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2937 | if (err < 0) |
2938 | mgmt_pending_remove(cmd); | |
2939 | ||
2940 | return err; | |
2941 | } | |
2942 | ||
bdb6d971 | 2943 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2944 | u16 len) |
980e1a53 | 2945 | { |
96d97a67 | 2946 | struct hci_conn *conn; |
650f726d | 2947 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2948 | struct hci_cp_pin_code_reply reply; |
366a0336 | 2949 | struct pending_cmd *cmd; |
980e1a53 JH |
2950 | int err; |
2951 | ||
2952 | BT_DBG(""); | |
2953 | ||
09fd0de5 | 2954 | hci_dev_lock(hdev); |
980e1a53 | 2955 | |
4b34ee78 | 2956 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2957 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2958 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
2959 | goto failed; |
2960 | } | |
2961 | ||
d8457698 | 2962 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2963 | if (!conn) { |
bdb6d971 | 2964 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2965 | MGMT_STATUS_NOT_CONNECTED); |
96d97a67 WR |
2966 | goto failed; |
2967 | } | |
2968 | ||
2969 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2970 | struct mgmt_cp_pin_code_neg_reply ncp; |
2971 | ||
2972 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2973 | |
2974 | BT_ERR("PIN code is not 16 bytes long"); | |
2975 | ||
bdb6d971 | 2976 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2977 | if (err >= 0) |
bdb6d971 | 2978 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2979 | MGMT_STATUS_INVALID_PARAMS); |
96d97a67 WR |
2980 | |
2981 | goto failed; | |
2982 | } | |
2983 | ||
00abfe44 | 2984 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2985 | if (!cmd) { |
2986 | err = -ENOMEM; | |
980e1a53 | 2987 | goto failed; |
366a0336 | 2988 | } |
980e1a53 | 2989 | |
d8457698 | 2990 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 2991 | reply.pin_len = cp->pin_len; |
24718ca5 | 2992 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
2993 | |
2994 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
2995 | if (err < 0) | |
a664b5bc | 2996 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2997 | |
2998 | failed: | |
09fd0de5 | 2999 | hci_dev_unlock(hdev); |
980e1a53 JH |
3000 | return err; |
3001 | } | |
3002 | ||
04124681 GP |
3003 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
3004 | u16 len) | |
17fa4b9d | 3005 | { |
650f726d | 3006 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
3007 | |
3008 | BT_DBG(""); | |
3009 | ||
4ec86d4c JH |
3010 | if (cp->io_capability > SMP_IO_KEYBOARD_DISPLAY) |
3011 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, | |
3012 | MGMT_STATUS_INVALID_PARAMS, NULL, 0); | |
3013 | ||
09fd0de5 | 3014 | hci_dev_lock(hdev); |
17fa4b9d JH |
3015 | |
3016 | hdev->io_capability = cp->io_capability; | |
3017 | ||
3018 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 3019 | hdev->io_capability); |
17fa4b9d | 3020 | |
09fd0de5 | 3021 | hci_dev_unlock(hdev); |
17fa4b9d | 3022 | |
04124681 GP |
3023 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL, |
3024 | 0); | |
17fa4b9d JH |
3025 | } |
3026 | ||
6039aa73 | 3027 | static struct pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
3028 | { |
3029 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 3030 | struct pending_cmd *cmd; |
e9a416b5 | 3031 | |
2e58ef3e | 3032 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
3033 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
3034 | continue; | |
3035 | ||
e9a416b5 JH |
3036 | if (cmd->user_data != conn) |
3037 | continue; | |
3038 | ||
3039 | return cmd; | |
3040 | } | |
3041 | ||
3042 | return NULL; | |
3043 | } | |
3044 | ||
3045 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
3046 | { | |
3047 | struct mgmt_rp_pair_device rp; | |
3048 | struct hci_conn *conn = cmd->user_data; | |
3049 | ||
61b1a7fb JH |
3050 | bacpy(&rp.addr.bdaddr, &conn->dst); |
3051 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
e9a416b5 | 3052 | |
aee9b218 | 3053 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, |
04124681 | 3054 | &rp, sizeof(rp)); |
e9a416b5 JH |
3055 | |
3056 | /* So we don't get further callbacks for this connection */ | |
3057 | conn->connect_cfm_cb = NULL; | |
3058 | conn->security_cfm_cb = NULL; | |
3059 | conn->disconn_cfm_cb = NULL; | |
3060 | ||
76a68ba0 | 3061 | hci_conn_drop(conn); |
f8aaf9b6 | 3062 | hci_conn_put(conn); |
e9a416b5 | 3063 | |
a664b5bc | 3064 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
3065 | } |
3066 | ||
f4a407be JH |
3067 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
3068 | { | |
3069 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; | |
3070 | struct pending_cmd *cmd; | |
3071 | ||
3072 | cmd = find_pairing(conn); | |
3073 | if (cmd) | |
3074 | pairing_complete(cmd, status); | |
3075 | } | |
3076 | ||
e9a416b5 JH |
3077 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
3078 | { | |
3079 | struct pending_cmd *cmd; | |
3080 | ||
3081 | BT_DBG("status %u", status); | |
3082 | ||
3083 | cmd = find_pairing(conn); | |
56e5cb86 | 3084 | if (!cmd) |
e9a416b5 | 3085 | BT_DBG("Unable to find a pending command"); |
56e5cb86 | 3086 | else |
e211326c | 3087 | pairing_complete(cmd, mgmt_status(status)); |
e9a416b5 JH |
3088 | } |
3089 | ||
f4a407be | 3090 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
4c47d739 VA |
3091 | { |
3092 | struct pending_cmd *cmd; | |
3093 | ||
3094 | BT_DBG("status %u", status); | |
3095 | ||
3096 | if (!status) | |
3097 | return; | |
3098 | ||
3099 | cmd = find_pairing(conn); | |
3100 | if (!cmd) | |
3101 | BT_DBG("Unable to find a pending command"); | |
3102 | else | |
3103 | pairing_complete(cmd, mgmt_status(status)); | |
3104 | } | |
3105 | ||
bdb6d971 | 3106 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3107 | u16 len) |
e9a416b5 | 3108 | { |
650f726d | 3109 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 3110 | struct mgmt_rp_pair_device rp; |
e9a416b5 JH |
3111 | struct pending_cmd *cmd; |
3112 | u8 sec_level, auth_type; | |
3113 | struct hci_conn *conn; | |
e9a416b5 JH |
3114 | int err; |
3115 | ||
3116 | BT_DBG(""); | |
3117 | ||
f950a30e SJ |
3118 | memset(&rp, 0, sizeof(rp)); |
3119 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
3120 | rp.addr.type = cp->addr.type; | |
3121 | ||
4ee71b20 JH |
3122 | if (!bdaddr_type_is_valid(cp->addr.type)) |
3123 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
3124 | MGMT_STATUS_INVALID_PARAMS, | |
3125 | &rp, sizeof(rp)); | |
3126 | ||
4ec86d4c JH |
3127 | if (cp->io_cap > SMP_IO_KEYBOARD_DISPLAY) |
3128 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
3129 | MGMT_STATUS_INVALID_PARAMS, | |
3130 | &rp, sizeof(rp)); | |
3131 | ||
09fd0de5 | 3132 | hci_dev_lock(hdev); |
e9a416b5 | 3133 | |
5f97c1df | 3134 | if (!hdev_is_powered(hdev)) { |
f950a30e SJ |
3135 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
3136 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5f97c1df JH |
3137 | goto unlock; |
3138 | } | |
3139 | ||
c908df36 | 3140 | sec_level = BT_SECURITY_MEDIUM; |
6fd6b915 | 3141 | auth_type = HCI_AT_DEDICATED_BONDING; |
e9a416b5 | 3142 | |
6f77d8c7 | 3143 | if (cp->addr.type == BDADDR_BREDR) { |
04a6c589 AG |
3144 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
3145 | auth_type); | |
6f77d8c7 AG |
3146 | } else { |
3147 | u8 addr_type; | |
3148 | ||
3149 | /* Convert from L2CAP channel address type to HCI address type | |
3150 | */ | |
3151 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
3152 | addr_type = ADDR_LE_DEV_PUBLIC; | |
3153 | else | |
3154 | addr_type = ADDR_LE_DEV_RANDOM; | |
3155 | ||
7c264b10 MH |
3156 | /* When pairing a new device, it is expected to remember |
3157 | * this device for future connections. Adding the connection | |
3158 | * parameter information ahead of time allows tracking | |
3159 | * of the slave preferred values and will speed up any | |
3160 | * further connection establishment. | |
3161 | * | |
3162 | * If connection parameters already exist, then they | |
3163 | * will be kept and this function does nothing. | |
3164 | */ | |
3165 | hci_conn_params_add(hdev, &cp->addr.bdaddr, addr_type); | |
3166 | ||
6f77d8c7 | 3167 | conn = hci_connect_le(hdev, &cp->addr.bdaddr, addr_type, |
e804d25d JH |
3168 | sec_level, HCI_LE_CONN_TIMEOUT, |
3169 | HCI_ROLE_MASTER); | |
6f77d8c7 | 3170 | } |
7a512d01 | 3171 | |
30e76272 | 3172 | if (IS_ERR(conn)) { |
489dc48e AK |
3173 | int status; |
3174 | ||
3175 | if (PTR_ERR(conn) == -EBUSY) | |
3176 | status = MGMT_STATUS_BUSY; | |
3177 | else | |
3178 | status = MGMT_STATUS_CONNECT_FAILED; | |
3179 | ||
bdb6d971 | 3180 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
489dc48e | 3181 | status, &rp, |
04124681 | 3182 | sizeof(rp)); |
e9a416b5 JH |
3183 | goto unlock; |
3184 | } | |
3185 | ||
3186 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 3187 | hci_conn_drop(conn); |
bdb6d971 | 3188 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
04124681 | 3189 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
e9a416b5 JH |
3190 | goto unlock; |
3191 | } | |
3192 | ||
2e58ef3e | 3193 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
3194 | if (!cmd) { |
3195 | err = -ENOMEM; | |
76a68ba0 | 3196 | hci_conn_drop(conn); |
e9a416b5 JH |
3197 | goto unlock; |
3198 | } | |
3199 | ||
7a512d01 | 3200 | /* For LE, just connecting isn't a proof that the pairing finished */ |
f4a407be | 3201 | if (cp->addr.type == BDADDR_BREDR) { |
7a512d01 | 3202 | conn->connect_cfm_cb = pairing_complete_cb; |
f4a407be JH |
3203 | conn->security_cfm_cb = pairing_complete_cb; |
3204 | conn->disconn_cfm_cb = pairing_complete_cb; | |
3205 | } else { | |
3206 | conn->connect_cfm_cb = le_pairing_complete_cb; | |
3207 | conn->security_cfm_cb = le_pairing_complete_cb; | |
3208 | conn->disconn_cfm_cb = le_pairing_complete_cb; | |
3209 | } | |
7a512d01 | 3210 | |
e9a416b5 | 3211 | conn->io_capability = cp->io_cap; |
f8aaf9b6 | 3212 | cmd->user_data = hci_conn_get(conn); |
e9a416b5 | 3213 | |
6f78fd4b | 3214 | if ((conn->state == BT_CONNECTED || conn->state == BT_CONFIG) && |
e7cafc45 | 3215 | hci_conn_security(conn, sec_level, auth_type, true)) |
e9a416b5 JH |
3216 | pairing_complete(cmd, 0); |
3217 | ||
3218 | err = 0; | |
3219 | ||
3220 | unlock: | |
09fd0de5 | 3221 | hci_dev_unlock(hdev); |
e9a416b5 JH |
3222 | return err; |
3223 | } | |
3224 | ||
04124681 GP |
3225 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
3226 | u16 len) | |
28424707 | 3227 | { |
0f4e68cf | 3228 | struct mgmt_addr_info *addr = data; |
28424707 JH |
3229 | struct pending_cmd *cmd; |
3230 | struct hci_conn *conn; | |
3231 | int err; | |
3232 | ||
3233 | BT_DBG(""); | |
3234 | ||
28424707 JH |
3235 | hci_dev_lock(hdev); |
3236 | ||
5f97c1df | 3237 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3238 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3239 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
3240 | goto unlock; |
3241 | } | |
3242 | ||
28424707 JH |
3243 | cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
3244 | if (!cmd) { | |
bdb6d971 | 3245 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3246 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
3247 | goto unlock; |
3248 | } | |
3249 | ||
3250 | conn = cmd->user_data; | |
3251 | ||
3252 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
bdb6d971 | 3253 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3254 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
3255 | goto unlock; |
3256 | } | |
3257 | ||
3258 | pairing_complete(cmd, MGMT_STATUS_CANCELLED); | |
3259 | ||
bdb6d971 | 3260 | err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
04124681 | 3261 | addr, sizeof(*addr)); |
28424707 JH |
3262 | unlock: |
3263 | hci_dev_unlock(hdev); | |
28424707 JH |
3264 | return err; |
3265 | } | |
3266 | ||
bdb6d971 | 3267 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 3268 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 3269 | u16 hci_op, __le32 passkey) |
a5c29683 | 3270 | { |
a5c29683 | 3271 | struct pending_cmd *cmd; |
0df4c185 | 3272 | struct hci_conn *conn; |
a5c29683 JH |
3273 | int err; |
3274 | ||
09fd0de5 | 3275 | hci_dev_lock(hdev); |
08ba5382 | 3276 | |
4b34ee78 | 3277 | if (!hdev_is_powered(hdev)) { |
feb94d3d JH |
3278 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3279 | MGMT_STATUS_NOT_POWERED, addr, | |
3280 | sizeof(*addr)); | |
0df4c185 | 3281 | goto done; |
a5c29683 JH |
3282 | } |
3283 | ||
1707c60e JH |
3284 | if (addr->type == BDADDR_BREDR) |
3285 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 3286 | else |
1707c60e | 3287 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
272d90df JH |
3288 | |
3289 | if (!conn) { | |
feb94d3d JH |
3290 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3291 | MGMT_STATUS_NOT_CONNECTED, addr, | |
3292 | sizeof(*addr)); | |
272d90df JH |
3293 | goto done; |
3294 | } | |
47c15e2b | 3295 | |
1707c60e | 3296 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
5fe57d9e | 3297 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
5fe57d9e | 3298 | if (!err) |
feb94d3d JH |
3299 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3300 | MGMT_STATUS_SUCCESS, addr, | |
3301 | sizeof(*addr)); | |
5fe57d9e | 3302 | else |
feb94d3d JH |
3303 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3304 | MGMT_STATUS_FAILED, addr, | |
3305 | sizeof(*addr)); | |
47c15e2b | 3306 | |
47c15e2b BG |
3307 | goto done; |
3308 | } | |
3309 | ||
1707c60e | 3310 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
3311 | if (!cmd) { |
3312 | err = -ENOMEM; | |
0df4c185 | 3313 | goto done; |
a5c29683 JH |
3314 | } |
3315 | ||
0df4c185 | 3316 | /* Continue with pairing via HCI */ |
604086b7 BG |
3317 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
3318 | struct hci_cp_user_passkey_reply cp; | |
3319 | ||
1707c60e | 3320 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
3321 | cp.passkey = passkey; |
3322 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
3323 | } else | |
1707c60e JH |
3324 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
3325 | &addr->bdaddr); | |
604086b7 | 3326 | |
a664b5bc JH |
3327 | if (err < 0) |
3328 | mgmt_pending_remove(cmd); | |
a5c29683 | 3329 | |
0df4c185 | 3330 | done: |
09fd0de5 | 3331 | hci_dev_unlock(hdev); |
a5c29683 JH |
3332 | return err; |
3333 | } | |
3334 | ||
afeb019d JK |
3335 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
3336 | void *data, u16 len) | |
3337 | { | |
3338 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
3339 | ||
3340 | BT_DBG(""); | |
3341 | ||
1707c60e | 3342 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
3343 | MGMT_OP_PIN_CODE_NEG_REPLY, |
3344 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
3345 | } | |
3346 | ||
04124681 GP |
3347 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3348 | u16 len) | |
0df4c185 | 3349 | { |
650f726d | 3350 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
3351 | |
3352 | BT_DBG(""); | |
3353 | ||
3354 | if (len != sizeof(*cp)) | |
bdb6d971 | 3355 | return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
04124681 | 3356 | MGMT_STATUS_INVALID_PARAMS); |
0df4c185 | 3357 | |
1707c60e | 3358 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3359 | MGMT_OP_USER_CONFIRM_REPLY, |
3360 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
3361 | } |
3362 | ||
bdb6d971 | 3363 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3364 | void *data, u16 len) |
0df4c185 | 3365 | { |
c9c2659f | 3366 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
3367 | |
3368 | BT_DBG(""); | |
3369 | ||
1707c60e | 3370 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3371 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
3372 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
3373 | } |
3374 | ||
04124681 GP |
3375 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3376 | u16 len) | |
604086b7 | 3377 | { |
650f726d | 3378 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
3379 | |
3380 | BT_DBG(""); | |
3381 | ||
1707c60e | 3382 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3383 | MGMT_OP_USER_PASSKEY_REPLY, |
3384 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
3385 | } |
3386 | ||
bdb6d971 | 3387 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3388 | void *data, u16 len) |
604086b7 | 3389 | { |
650f726d | 3390 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
3391 | |
3392 | BT_DBG(""); | |
3393 | ||
1707c60e | 3394 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3395 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
3396 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
3397 | } |
3398 | ||
13928971 | 3399 | static void update_name(struct hci_request *req) |
2b4bf397 | 3400 | { |
13928971 | 3401 | struct hci_dev *hdev = req->hdev; |
2b4bf397 JH |
3402 | struct hci_cp_write_local_name cp; |
3403 | ||
13928971 | 3404 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
2b4bf397 | 3405 | |
890ea898 | 3406 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
2b4bf397 JH |
3407 | } |
3408 | ||
13928971 JH |
3409 | static void set_name_complete(struct hci_dev *hdev, u8 status) |
3410 | { | |
3411 | struct mgmt_cp_set_local_name *cp; | |
3412 | struct pending_cmd *cmd; | |
3413 | ||
3414 | BT_DBG("status 0x%02x", status); | |
3415 | ||
3416 | hci_dev_lock(hdev); | |
3417 | ||
3418 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); | |
3419 | if (!cmd) | |
3420 | goto unlock; | |
3421 | ||
3422 | cp = cmd->param; | |
3423 | ||
3424 | if (status) | |
3425 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, | |
3426 | mgmt_status(status)); | |
3427 | else | |
3428 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3429 | cp, sizeof(*cp)); | |
3430 | ||
3431 | mgmt_pending_remove(cmd); | |
3432 | ||
3433 | unlock: | |
3434 | hci_dev_unlock(hdev); | |
3435 | } | |
3436 | ||
bdb6d971 | 3437 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3438 | u16 len) |
b312b161 | 3439 | { |
2b4bf397 | 3440 | struct mgmt_cp_set_local_name *cp = data; |
b312b161 | 3441 | struct pending_cmd *cmd; |
890ea898 | 3442 | struct hci_request req; |
b312b161 JH |
3443 | int err; |
3444 | ||
3445 | BT_DBG(""); | |
3446 | ||
09fd0de5 | 3447 | hci_dev_lock(hdev); |
b312b161 | 3448 | |
b3f2ca94 JH |
3449 | /* If the old values are the same as the new ones just return a |
3450 | * direct command complete event. | |
3451 | */ | |
3452 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
3453 | !memcmp(hdev->short_name, cp->short_name, | |
3454 | sizeof(hdev->short_name))) { | |
3455 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3456 | data, len); | |
3457 | goto failed; | |
3458 | } | |
3459 | ||
2b4bf397 | 3460 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 3461 | |
b5235a65 | 3462 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 3463 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde JH |
3464 | |
3465 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
04124681 | 3466 | data, len); |
28cc7bde JH |
3467 | if (err < 0) |
3468 | goto failed; | |
3469 | ||
3470 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, | |
04124681 | 3471 | sk); |
28cc7bde | 3472 | |
b5235a65 JH |
3473 | goto failed; |
3474 | } | |
3475 | ||
28cc7bde | 3476 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3477 | if (!cmd) { |
3478 | err = -ENOMEM; | |
3479 | goto failed; | |
3480 | } | |
3481 | ||
13928971 JH |
3482 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3483 | ||
890ea898 | 3484 | hci_req_init(&req, hdev); |
3f985050 JH |
3485 | |
3486 | if (lmp_bredr_capable(hdev)) { | |
3487 | update_name(&req); | |
3488 | update_eir(&req); | |
3489 | } | |
3490 | ||
7a5f4990 MH |
3491 | /* The name is stored in the scan response data and so |
3492 | * no need to udpate the advertising data here. | |
3493 | */ | |
3f985050 | 3494 | if (lmp_le_capable(hdev)) |
7a5f4990 | 3495 | update_scan_rsp_data(&req); |
3f985050 | 3496 | |
13928971 | 3497 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3498 | if (err < 0) |
3499 | mgmt_pending_remove(cmd); | |
3500 | ||
3501 | failed: | |
09fd0de5 | 3502 | hci_dev_unlock(hdev); |
b312b161 JH |
3503 | return err; |
3504 | } | |
3505 | ||
0f4e68cf | 3506 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3507 | void *data, u16 data_len) |
c35938b2 | 3508 | { |
c35938b2 SJ |
3509 | struct pending_cmd *cmd; |
3510 | int err; | |
3511 | ||
bdb6d971 | 3512 | BT_DBG("%s", hdev->name); |
c35938b2 | 3513 | |
09fd0de5 | 3514 | hci_dev_lock(hdev); |
c35938b2 | 3515 | |
4b34ee78 | 3516 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3517 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3518 | MGMT_STATUS_NOT_POWERED); |
c35938b2 SJ |
3519 | goto unlock; |
3520 | } | |
3521 | ||
9a1a1996 | 3522 | if (!lmp_ssp_capable(hdev)) { |
bdb6d971 | 3523 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3524 | MGMT_STATUS_NOT_SUPPORTED); |
c35938b2 SJ |
3525 | goto unlock; |
3526 | } | |
3527 | ||
2e58ef3e | 3528 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
bdb6d971 | 3529 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3530 | MGMT_STATUS_BUSY); |
c35938b2 SJ |
3531 | goto unlock; |
3532 | } | |
3533 | ||
2e58ef3e | 3534 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3535 | if (!cmd) { |
3536 | err = -ENOMEM; | |
3537 | goto unlock; | |
3538 | } | |
3539 | ||
4d2d2796 MH |
3540 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
3541 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_EXT_DATA, | |
3542 | 0, NULL); | |
3543 | else | |
3544 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
3545 | ||
c35938b2 SJ |
3546 | if (err < 0) |
3547 | mgmt_pending_remove(cmd); | |
3548 | ||
3549 | unlock: | |
09fd0de5 | 3550 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3551 | return err; |
3552 | } | |
3553 | ||
bdb6d971 | 3554 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3555 | void *data, u16 len) |
2763eda6 | 3556 | { |
2763eda6 SJ |
3557 | int err; |
3558 | ||
bdb6d971 | 3559 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3560 | |
09fd0de5 | 3561 | hci_dev_lock(hdev); |
2763eda6 | 3562 | |
ec109113 MH |
3563 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
3564 | struct mgmt_cp_add_remote_oob_data *cp = data; | |
3565 | u8 status; | |
bf1e3541 | 3566 | |
ec109113 MH |
3567 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
3568 | cp->hash, cp->randomizer); | |
3569 | if (err < 0) | |
3570 | status = MGMT_STATUS_FAILED; | |
3571 | else | |
3572 | status = MGMT_STATUS_SUCCESS; | |
3573 | ||
3574 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3575 | status, &cp->addr, sizeof(cp->addr)); | |
3576 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { | |
3577 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; | |
3578 | u8 status; | |
3579 | ||
3580 | err = hci_add_remote_oob_ext_data(hdev, &cp->addr.bdaddr, | |
3581 | cp->hash192, | |
3582 | cp->randomizer192, | |
3583 | cp->hash256, | |
3584 | cp->randomizer256); | |
3585 | if (err < 0) | |
3586 | status = MGMT_STATUS_FAILED; | |
3587 | else | |
3588 | status = MGMT_STATUS_SUCCESS; | |
3589 | ||
3590 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3591 | status, &cp->addr, sizeof(cp->addr)); | |
3592 | } else { | |
3593 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); | |
3594 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3595 | MGMT_STATUS_INVALID_PARAMS); | |
3596 | } | |
2763eda6 | 3597 | |
09fd0de5 | 3598 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3599 | return err; |
3600 | } | |
3601 | ||
bdb6d971 | 3602 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3603 | void *data, u16 len) |
2763eda6 | 3604 | { |
650f726d | 3605 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3606 | u8 status; |
2763eda6 SJ |
3607 | int err; |
3608 | ||
bdb6d971 | 3609 | BT_DBG("%s", hdev->name); |
2763eda6 | 3610 | |
09fd0de5 | 3611 | hci_dev_lock(hdev); |
2763eda6 | 3612 | |
664ce4cc | 3613 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr); |
2763eda6 | 3614 | if (err < 0) |
bf1e3541 | 3615 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3616 | else |
a6785be2 | 3617 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3618 | |
bdb6d971 | 3619 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
04124681 | 3620 | status, &cp->addr, sizeof(cp->addr)); |
2763eda6 | 3621 | |
09fd0de5 | 3622 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3623 | return err; |
3624 | } | |
3625 | ||
41dc2bd6 AG |
3626 | static int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status) |
3627 | { | |
3628 | struct pending_cmd *cmd; | |
3629 | u8 type; | |
3630 | int err; | |
3631 | ||
3632 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3633 | ||
3634 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); | |
3635 | if (!cmd) | |
3636 | return -ENOENT; | |
3637 | ||
3638 | type = hdev->discovery.type; | |
3639 | ||
3640 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3641 | &type, sizeof(type)); | |
3642 | mgmt_pending_remove(cmd); | |
3643 | ||
3644 | return err; | |
3645 | } | |
3646 | ||
7c307720 AG |
3647 | static void start_discovery_complete(struct hci_dev *hdev, u8 status) |
3648 | { | |
ae55f598 LR |
3649 | unsigned long timeout = 0; |
3650 | ||
7c307720 AG |
3651 | BT_DBG("status %d", status); |
3652 | ||
3653 | if (status) { | |
3654 | hci_dev_lock(hdev); | |
3655 | mgmt_start_discovery_failed(hdev, status); | |
3656 | hci_dev_unlock(hdev); | |
3657 | return; | |
3658 | } | |
3659 | ||
3660 | hci_dev_lock(hdev); | |
3661 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); | |
3662 | hci_dev_unlock(hdev); | |
3663 | ||
3664 | switch (hdev->discovery.type) { | |
3665 | case DISCOV_TYPE_LE: | |
3d5a76f0 | 3666 | timeout = msecs_to_jiffies(DISCOV_LE_TIMEOUT); |
7c307720 AG |
3667 | break; |
3668 | ||
3669 | case DISCOV_TYPE_INTERLEAVED: | |
b9a7a61e | 3670 | timeout = msecs_to_jiffies(hdev->discov_interleaved_timeout); |
7c307720 AG |
3671 | break; |
3672 | ||
3673 | case DISCOV_TYPE_BREDR: | |
3674 | break; | |
3675 | ||
3676 | default: | |
3677 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); | |
3678 | } | |
ae55f598 LR |
3679 | |
3680 | if (!timeout) | |
3681 | return; | |
3682 | ||
3683 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, timeout); | |
7c307720 AG |
3684 | } |
3685 | ||
bdb6d971 | 3686 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3687 | void *data, u16 len) |
14a53664 | 3688 | { |
650f726d | 3689 | struct mgmt_cp_start_discovery *cp = data; |
14a53664 | 3690 | struct pending_cmd *cmd; |
7c307720 AG |
3691 | struct hci_cp_le_set_scan_param param_cp; |
3692 | struct hci_cp_le_set_scan_enable enable_cp; | |
3693 | struct hci_cp_inquiry inq_cp; | |
3694 | struct hci_request req; | |
3695 | /* General inquiry access code (GIAC) */ | |
3696 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
d9483943 | 3697 | u8 status, own_addr_type; |
14a53664 JH |
3698 | int err; |
3699 | ||
bdb6d971 | 3700 | BT_DBG("%s", hdev->name); |
14a53664 | 3701 | |
09fd0de5 | 3702 | hci_dev_lock(hdev); |
14a53664 | 3703 | |
4b34ee78 | 3704 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3705 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3706 | MGMT_STATUS_NOT_POWERED); |
bd2d1334 JH |
3707 | goto failed; |
3708 | } | |
3709 | ||
642be6c7 AG |
3710 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) { |
3711 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3712 | MGMT_STATUS_BUSY); | |
3713 | goto failed; | |
3714 | } | |
3715 | ||
ff9ef578 | 3716 | if (hdev->discovery.state != DISCOVERY_STOPPED) { |
bdb6d971 | 3717 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3718 | MGMT_STATUS_BUSY); |
ff9ef578 JH |
3719 | goto failed; |
3720 | } | |
3721 | ||
2e58ef3e | 3722 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3723 | if (!cmd) { |
3724 | err = -ENOMEM; | |
3725 | goto failed; | |
3726 | } | |
3727 | ||
4aab14e5 AG |
3728 | hdev->discovery.type = cp->type; |
3729 | ||
7c307720 AG |
3730 | hci_req_init(&req, hdev); |
3731 | ||
4aab14e5 | 3732 | switch (hdev->discovery.type) { |
f39799f5 | 3733 | case DISCOV_TYPE_BREDR: |
e6fe7986 JH |
3734 | status = mgmt_bredr_support(hdev); |
3735 | if (status) { | |
04106755 | 3736 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3737 | status); |
04106755 JH |
3738 | mgmt_pending_remove(cmd); |
3739 | goto failed; | |
3740 | } | |
3741 | ||
7c307720 AG |
3742 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3743 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3744 | MGMT_STATUS_BUSY); | |
3745 | mgmt_pending_remove(cmd); | |
3746 | goto failed; | |
3747 | } | |
3748 | ||
3749 | hci_inquiry_cache_flush(hdev); | |
3750 | ||
3751 | memset(&inq_cp, 0, sizeof(inq_cp)); | |
3752 | memcpy(&inq_cp.lap, lap, sizeof(inq_cp.lap)); | |
0d8cc935 | 3753 | inq_cp.length = DISCOV_BREDR_INQUIRY_LEN; |
7c307720 | 3754 | hci_req_add(&req, HCI_OP_INQUIRY, sizeof(inq_cp), &inq_cp); |
f39799f5 AG |
3755 | break; |
3756 | ||
3757 | case DISCOV_TYPE_LE: | |
7c307720 | 3758 | case DISCOV_TYPE_INTERLEAVED: |
e6fe7986 JH |
3759 | status = mgmt_le_support(hdev); |
3760 | if (status) { | |
04106755 | 3761 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3762 | status); |
04106755 JH |
3763 | mgmt_pending_remove(cmd); |
3764 | goto failed; | |
3765 | } | |
3766 | ||
7c307720 | 3767 | if (hdev->discovery.type == DISCOV_TYPE_INTERLEAVED && |
56f87901 | 3768 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
04106755 JH |
3769 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3770 | MGMT_STATUS_NOT_SUPPORTED); | |
3771 | mgmt_pending_remove(cmd); | |
3772 | goto failed; | |
3773 | } | |
3774 | ||
e8bb6b97 JH |
3775 | if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) { |
3776 | /* Don't let discovery abort an outgoing | |
3777 | * connection attempt that's using directed | |
3778 | * advertising. | |
3779 | */ | |
3780 | if (hci_conn_hash_lookup_state(hdev, LE_LINK, | |
3781 | BT_CONNECT)) { | |
3782 | err = cmd_status(sk, hdev->id, | |
3783 | MGMT_OP_START_DISCOVERY, | |
3784 | MGMT_STATUS_REJECTED); | |
3785 | mgmt_pending_remove(cmd); | |
3786 | goto failed; | |
3787 | } | |
3788 | ||
3789 | disable_advertising(&req); | |
7c307720 AG |
3790 | } |
3791 | ||
c54c3860 AG |
3792 | /* If controller is scanning, it means the background scanning |
3793 | * is running. Thus, we should temporarily stop it in order to | |
3794 | * set the discovery scanning parameters. | |
3795 | */ | |
3796 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) | |
3797 | hci_req_add_le_scan_disable(&req); | |
7c307720 AG |
3798 | |
3799 | memset(¶m_cp, 0, sizeof(param_cp)); | |
d9483943 | 3800 | |
94b1fc92 MH |
3801 | /* All active scans will be done with either a resolvable |
3802 | * private address (when privacy feature has been enabled) | |
3803 | * or unresolvable private address. | |
3804 | */ | |
3805 | err = hci_update_random_address(&req, true, &own_addr_type); | |
d9483943 JH |
3806 | if (err < 0) { |
3807 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3808 | MGMT_STATUS_FAILED); | |
3809 | mgmt_pending_remove(cmd); | |
3810 | goto failed; | |
3811 | } | |
3812 | ||
7c307720 | 3813 | param_cp.type = LE_SCAN_ACTIVE; |
0d8cc935 AG |
3814 | param_cp.interval = cpu_to_le16(DISCOV_LE_SCAN_INT); |
3815 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); | |
d9483943 | 3816 | param_cp.own_address_type = own_addr_type; |
7c307720 AG |
3817 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
3818 | ¶m_cp); | |
3819 | ||
3820 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
3821 | enable_cp.enable = LE_SCAN_ENABLE; | |
3822 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; | |
3823 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), | |
3824 | &enable_cp); | |
5e0452c0 AG |
3825 | break; |
3826 | ||
f39799f5 | 3827 | default: |
04106755 JH |
3828 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3829 | MGMT_STATUS_INVALID_PARAMS); | |
3830 | mgmt_pending_remove(cmd); | |
3831 | goto failed; | |
f39799f5 | 3832 | } |
3fd24153 | 3833 | |
7c307720 | 3834 | err = hci_req_run(&req, start_discovery_complete); |
14a53664 JH |
3835 | if (err < 0) |
3836 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3837 | else |
3838 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
3839 | |
3840 | failed: | |
09fd0de5 | 3841 | hci_dev_unlock(hdev); |
14a53664 JH |
3842 | return err; |
3843 | } | |
3844 | ||
1183fdca AG |
3845 | static int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status) |
3846 | { | |
3847 | struct pending_cmd *cmd; | |
3848 | int err; | |
3849 | ||
3850 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); | |
3851 | if (!cmd) | |
3852 | return -ENOENT; | |
3853 | ||
3854 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3855 | &hdev->discovery.type, sizeof(hdev->discovery.type)); | |
3856 | mgmt_pending_remove(cmd); | |
3857 | ||
3858 | return err; | |
3859 | } | |
3860 | ||
0e05bba6 AG |
3861 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status) |
3862 | { | |
3863 | BT_DBG("status %d", status); | |
3864 | ||
3865 | hci_dev_lock(hdev); | |
3866 | ||
3867 | if (status) { | |
3868 | mgmt_stop_discovery_failed(hdev, status); | |
3869 | goto unlock; | |
3870 | } | |
3871 | ||
3872 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3873 | ||
3874 | unlock: | |
3875 | hci_dev_unlock(hdev); | |
3876 | } | |
3877 | ||
bdb6d971 | 3878 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3879 | u16 len) |
14a53664 | 3880 | { |
d930650b | 3881 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
14a53664 | 3882 | struct pending_cmd *cmd; |
0e05bba6 | 3883 | struct hci_request req; |
14a53664 JH |
3884 | int err; |
3885 | ||
bdb6d971 | 3886 | BT_DBG("%s", hdev->name); |
14a53664 | 3887 | |
09fd0de5 | 3888 | hci_dev_lock(hdev); |
14a53664 | 3889 | |
30dc78e1 | 3890 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 3891 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3892 | MGMT_STATUS_REJECTED, &mgmt_cp->type, |
3893 | sizeof(mgmt_cp->type)); | |
d930650b JH |
3894 | goto unlock; |
3895 | } | |
3896 | ||
3897 | if (hdev->discovery.type != mgmt_cp->type) { | |
bdb6d971 | 3898 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3899 | MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type, |
3900 | sizeof(mgmt_cp->type)); | |
30dc78e1 | 3901 | goto unlock; |
ff9ef578 JH |
3902 | } |
3903 | ||
2e58ef3e | 3904 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3905 | if (!cmd) { |
3906 | err = -ENOMEM; | |
30dc78e1 JH |
3907 | goto unlock; |
3908 | } | |
3909 | ||
0e05bba6 AG |
3910 | hci_req_init(&req, hdev); |
3911 | ||
21a60d30 | 3912 | hci_stop_discovery(&req); |
e0d9727e | 3913 | |
21a60d30 JH |
3914 | err = hci_req_run(&req, stop_discovery_complete); |
3915 | if (!err) { | |
3916 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
0e05bba6 | 3917 | goto unlock; |
14a53664 JH |
3918 | } |
3919 | ||
21a60d30 JH |
3920 | mgmt_pending_remove(cmd); |
3921 | ||
3922 | /* If no HCI commands were sent we're done */ | |
3923 | if (err == -ENODATA) { | |
3924 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, 0, | |
3925 | &mgmt_cp->type, sizeof(mgmt_cp->type)); | |
3926 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3927 | } | |
14a53664 | 3928 | |
30dc78e1 | 3929 | unlock: |
09fd0de5 | 3930 | hci_dev_unlock(hdev); |
14a53664 JH |
3931 | return err; |
3932 | } | |
3933 | ||
bdb6d971 | 3934 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3935 | u16 len) |
561aafbc | 3936 | { |
650f726d | 3937 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 3938 | struct inquiry_entry *e; |
561aafbc JH |
3939 | int err; |
3940 | ||
bdb6d971 | 3941 | BT_DBG("%s", hdev->name); |
561aafbc | 3942 | |
561aafbc JH |
3943 | hci_dev_lock(hdev); |
3944 | ||
30dc78e1 | 3945 | if (!hci_discovery_active(hdev)) { |
d3a2541d LR |
3946 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3947 | MGMT_STATUS_FAILED, &cp->addr, | |
3948 | sizeof(cp->addr)); | |
30dc78e1 JH |
3949 | goto failed; |
3950 | } | |
3951 | ||
a198e7b1 | 3952 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 3953 | if (!e) { |
d3a2541d LR |
3954 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3955 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, | |
3956 | sizeof(cp->addr)); | |
561aafbc JH |
3957 | goto failed; |
3958 | } | |
3959 | ||
3960 | if (cp->name_known) { | |
3961 | e->name_state = NAME_KNOWN; | |
3962 | list_del(&e->list); | |
3963 | } else { | |
3964 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 3965 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
3966 | } |
3967 | ||
e384662b JH |
3968 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr, |
3969 | sizeof(cp->addr)); | |
561aafbc JH |
3970 | |
3971 | failed: | |
3972 | hci_dev_unlock(hdev); | |
561aafbc JH |
3973 | return err; |
3974 | } | |
3975 | ||
bdb6d971 | 3976 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3977 | u16 len) |
7fbec224 | 3978 | { |
650f726d | 3979 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 3980 | u8 status; |
7fbec224 AJ |
3981 | int err; |
3982 | ||
bdb6d971 | 3983 | BT_DBG("%s", hdev->name); |
7fbec224 | 3984 | |
4ee71b20 | 3985 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3986 | return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
3987 | MGMT_STATUS_INVALID_PARAMS, | |
3988 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3989 | |
09fd0de5 | 3990 | hci_dev_lock(hdev); |
5e762444 | 3991 | |
dcc36c16 JH |
3992 | err = hci_bdaddr_list_add(&hdev->blacklist, &cp->addr.bdaddr, |
3993 | cp->addr.type); | |
2a8357f2 | 3994 | if (err < 0) { |
f0eeea8b | 3995 | status = MGMT_STATUS_FAILED; |
2a8357f2 JH |
3996 | goto done; |
3997 | } | |
3998 | ||
3999 | mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
4000 | sk); | |
4001 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 4002 | |
2a8357f2 | 4003 | done: |
bdb6d971 | 4004 | err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
04124681 | 4005 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 4006 | |
09fd0de5 | 4007 | hci_dev_unlock(hdev); |
7fbec224 AJ |
4008 | |
4009 | return err; | |
4010 | } | |
4011 | ||
bdb6d971 | 4012 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 4013 | u16 len) |
7fbec224 | 4014 | { |
650f726d | 4015 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 4016 | u8 status; |
7fbec224 AJ |
4017 | int err; |
4018 | ||
bdb6d971 | 4019 | BT_DBG("%s", hdev->name); |
7fbec224 | 4020 | |
4ee71b20 | 4021 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
4022 | return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
4023 | MGMT_STATUS_INVALID_PARAMS, | |
4024 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 4025 | |
09fd0de5 | 4026 | hci_dev_lock(hdev); |
5e762444 | 4027 | |
dcc36c16 JH |
4028 | err = hci_bdaddr_list_del(&hdev->blacklist, &cp->addr.bdaddr, |
4029 | cp->addr.type); | |
2a8357f2 | 4030 | if (err < 0) { |
f0eeea8b | 4031 | status = MGMT_STATUS_INVALID_PARAMS; |
2a8357f2 JH |
4032 | goto done; |
4033 | } | |
4034 | ||
4035 | mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
4036 | sk); | |
4037 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 4038 | |
2a8357f2 | 4039 | done: |
bdb6d971 | 4040 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
04124681 | 4041 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 4042 | |
09fd0de5 | 4043 | hci_dev_unlock(hdev); |
7fbec224 AJ |
4044 | |
4045 | return err; | |
4046 | } | |
4047 | ||
cdbaccca MH |
4048 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
4049 | u16 len) | |
4050 | { | |
4051 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 4052 | struct hci_request req; |
cdbaccca | 4053 | int err; |
c72d4b8a | 4054 | __u16 source; |
cdbaccca MH |
4055 | |
4056 | BT_DBG("%s", hdev->name); | |
4057 | ||
c72d4b8a SJ |
4058 | source = __le16_to_cpu(cp->source); |
4059 | ||
4060 | if (source > 0x0002) | |
4061 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, | |
4062 | MGMT_STATUS_INVALID_PARAMS); | |
4063 | ||
cdbaccca MH |
4064 | hci_dev_lock(hdev); |
4065 | ||
c72d4b8a | 4066 | hdev->devid_source = source; |
cdbaccca MH |
4067 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
4068 | hdev->devid_product = __le16_to_cpu(cp->product); | |
4069 | hdev->devid_version = __le16_to_cpu(cp->version); | |
4070 | ||
4071 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0); | |
4072 | ||
890ea898 JH |
4073 | hci_req_init(&req, hdev); |
4074 | update_eir(&req); | |
4075 | hci_req_run(&req, NULL); | |
cdbaccca MH |
4076 | |
4077 | hci_dev_unlock(hdev); | |
4078 | ||
4079 | return err; | |
4080 | } | |
4081 | ||
4375f103 JH |
4082 | static void set_advertising_complete(struct hci_dev *hdev, u8 status) |
4083 | { | |
4084 | struct cmd_lookup match = { NULL, hdev }; | |
4085 | ||
4086 | if (status) { | |
4087 | u8 mgmt_err = mgmt_status(status); | |
4088 | ||
4089 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
4090 | cmd_status_rsp, &mgmt_err); | |
4091 | return; | |
4092 | } | |
4093 | ||
c93bd150 JH |
4094 | if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) |
4095 | set_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4096 | else | |
4097 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4098 | ||
4375f103 JH |
4099 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, |
4100 | &match); | |
4101 | ||
4102 | new_settings(hdev, match.sk); | |
4103 | ||
4104 | if (match.sk) | |
4105 | sock_put(match.sk); | |
4106 | } | |
4107 | ||
21b5187f MH |
4108 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
4109 | u16 len) | |
4375f103 JH |
4110 | { |
4111 | struct mgmt_mode *cp = data; | |
4112 | struct pending_cmd *cmd; | |
4113 | struct hci_request req; | |
e6fe7986 | 4114 | u8 val, enabled, status; |
4375f103 JH |
4115 | int err; |
4116 | ||
4117 | BT_DBG("request for %s", hdev->name); | |
4118 | ||
e6fe7986 JH |
4119 | status = mgmt_le_support(hdev); |
4120 | if (status) | |
4375f103 | 4121 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
e6fe7986 | 4122 | status); |
4375f103 JH |
4123 | |
4124 | if (cp->val != 0x00 && cp->val != 0x01) | |
4125 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
4126 | MGMT_STATUS_INVALID_PARAMS); | |
4127 | ||
4128 | hci_dev_lock(hdev); | |
4129 | ||
4130 | val = !!cp->val; | |
f3d3444a | 4131 | enabled = test_bit(HCI_ADVERTISING, &hdev->dev_flags); |
4375f103 | 4132 | |
f74ca9b8 JH |
4133 | /* The following conditions are ones which mean that we should |
4134 | * not do any HCI communication but directly send a mgmt | |
4135 | * response to user space (after toggling the flag if | |
4136 | * necessary). | |
4137 | */ | |
4138 | if (!hdev_is_powered(hdev) || val == enabled || | |
e8bb6b97 JH |
4139 | hci_conn_num(hdev, LE_LINK) > 0 || |
4140 | (test_bit(HCI_LE_SCAN, &hdev->dev_flags) && | |
4141 | hdev->le_scan_type == LE_SCAN_ACTIVE)) { | |
4375f103 JH |
4142 | bool changed = false; |
4143 | ||
f3d3444a JH |
4144 | if (val != test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
4145 | change_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4375f103 JH |
4146 | changed = true; |
4147 | } | |
4148 | ||
4149 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
4150 | if (err < 0) | |
4151 | goto unlock; | |
4152 | ||
4153 | if (changed) | |
4154 | err = new_settings(hdev, sk); | |
4155 | ||
4156 | goto unlock; | |
4157 | } | |
4158 | ||
4159 | if (mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev) || | |
4160 | mgmt_pending_find(MGMT_OP_SET_LE, hdev)) { | |
4161 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
4162 | MGMT_STATUS_BUSY); | |
4163 | goto unlock; | |
4164 | } | |
4165 | ||
4166 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
4167 | if (!cmd) { | |
4168 | err = -ENOMEM; | |
4169 | goto unlock; | |
4170 | } | |
4171 | ||
4172 | hci_req_init(&req, hdev); | |
4173 | ||
bba3aa55 MH |
4174 | if (val) |
4175 | enable_advertising(&req); | |
4176 | else | |
4177 | disable_advertising(&req); | |
4375f103 JH |
4178 | |
4179 | err = hci_req_run(&req, set_advertising_complete); | |
4180 | if (err < 0) | |
4181 | mgmt_pending_remove(cmd); | |
4182 | ||
4183 | unlock: | |
4184 | hci_dev_unlock(hdev); | |
4185 | return err; | |
4186 | } | |
4187 | ||
d13eafce MH |
4188 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
4189 | void *data, u16 len) | |
4190 | { | |
4191 | struct mgmt_cp_set_static_address *cp = data; | |
4192 | int err; | |
4193 | ||
4194 | BT_DBG("%s", hdev->name); | |
4195 | ||
62af4443 | 4196 | if (!lmp_le_capable(hdev)) |
d13eafce | 4197 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
62af4443 | 4198 | MGMT_STATUS_NOT_SUPPORTED); |
d13eafce MH |
4199 | |
4200 | if (hdev_is_powered(hdev)) | |
4201 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, | |
4202 | MGMT_STATUS_REJECTED); | |
4203 | ||
4204 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
4205 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
4206 | return cmd_status(sk, hdev->id, | |
4207 | MGMT_OP_SET_STATIC_ADDRESS, | |
4208 | MGMT_STATUS_INVALID_PARAMS); | |
4209 | ||
4210 | /* Two most significant bits shall be set */ | |
4211 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
4212 | return cmd_status(sk, hdev->id, | |
4213 | MGMT_OP_SET_STATIC_ADDRESS, | |
4214 | MGMT_STATUS_INVALID_PARAMS); | |
4215 | } | |
4216 | ||
4217 | hci_dev_lock(hdev); | |
4218 | ||
4219 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
4220 | ||
4221 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, 0, NULL, 0); | |
4222 | ||
4223 | hci_dev_unlock(hdev); | |
4224 | ||
4225 | return err; | |
4226 | } | |
4227 | ||
14b49b9a MH |
4228 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
4229 | void *data, u16 len) | |
4230 | { | |
4231 | struct mgmt_cp_set_scan_params *cp = data; | |
4232 | __u16 interval, window; | |
4233 | int err; | |
4234 | ||
4235 | BT_DBG("%s", hdev->name); | |
4236 | ||
4237 | if (!lmp_le_capable(hdev)) | |
4238 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4239 | MGMT_STATUS_NOT_SUPPORTED); | |
4240 | ||
4241 | interval = __le16_to_cpu(cp->interval); | |
4242 | ||
4243 | if (interval < 0x0004 || interval > 0x4000) | |
4244 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4245 | MGMT_STATUS_INVALID_PARAMS); | |
4246 | ||
4247 | window = __le16_to_cpu(cp->window); | |
4248 | ||
4249 | if (window < 0x0004 || window > 0x4000) | |
4250 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4251 | MGMT_STATUS_INVALID_PARAMS); | |
4252 | ||
899e1075 MH |
4253 | if (window > interval) |
4254 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4255 | MGMT_STATUS_INVALID_PARAMS); | |
4256 | ||
14b49b9a MH |
4257 | hci_dev_lock(hdev); |
4258 | ||
4259 | hdev->le_scan_interval = interval; | |
4260 | hdev->le_scan_window = window; | |
4261 | ||
4262 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, NULL, 0); | |
4263 | ||
dd2ef8e2 AG |
4264 | /* If background scan is running, restart it so new parameters are |
4265 | * loaded. | |
4266 | */ | |
4267 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags) && | |
4268 | hdev->discovery.state == DISCOVERY_STOPPED) { | |
4269 | struct hci_request req; | |
4270 | ||
4271 | hci_req_init(&req, hdev); | |
4272 | ||
4273 | hci_req_add_le_scan_disable(&req); | |
4274 | hci_req_add_le_passive_scan(&req); | |
4275 | ||
4276 | hci_req_run(&req, NULL); | |
4277 | } | |
4278 | ||
14b49b9a MH |
4279 | hci_dev_unlock(hdev); |
4280 | ||
4281 | return err; | |
4282 | } | |
4283 | ||
33e38b3e JH |
4284 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status) |
4285 | { | |
4286 | struct pending_cmd *cmd; | |
4287 | ||
4288 | BT_DBG("status 0x%02x", status); | |
4289 | ||
4290 | hci_dev_lock(hdev); | |
4291 | ||
4292 | cmd = mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); | |
4293 | if (!cmd) | |
4294 | goto unlock; | |
4295 | ||
4296 | if (status) { | |
4297 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4298 | mgmt_status(status)); | |
4299 | } else { | |
1a4d3c4b JH |
4300 | struct mgmt_mode *cp = cmd->param; |
4301 | ||
4302 | if (cp->val) | |
4303 | set_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4304 | else | |
4305 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4306 | ||
33e38b3e JH |
4307 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
4308 | new_settings(hdev, cmd->sk); | |
4309 | } | |
4310 | ||
4311 | mgmt_pending_remove(cmd); | |
4312 | ||
4313 | unlock: | |
4314 | hci_dev_unlock(hdev); | |
4315 | } | |
4316 | ||
bdb6d971 | 4317 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4318 | void *data, u16 len) |
f6422ec6 | 4319 | { |
650f726d | 4320 | struct mgmt_mode *cp = data; |
33e38b3e JH |
4321 | struct pending_cmd *cmd; |
4322 | struct hci_request req; | |
f6422ec6 AJ |
4323 | int err; |
4324 | ||
bdb6d971 | 4325 | BT_DBG("%s", hdev->name); |
f6422ec6 | 4326 | |
56f87901 JH |
4327 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags) || |
4328 | hdev->hci_ver < BLUETOOTH_VER_1_2) | |
33c525c0 JH |
4329 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4330 | MGMT_STATUS_NOT_SUPPORTED); | |
4331 | ||
a7e80f25 JH |
4332 | if (cp->val != 0x00 && cp->val != 0x01) |
4333 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4334 | MGMT_STATUS_INVALID_PARAMS); | |
4335 | ||
5400c044 | 4336 | if (!hdev_is_powered(hdev)) |
bdb6d971 | 4337 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4338 | MGMT_STATUS_NOT_POWERED); |
5400c044 JH |
4339 | |
4340 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
bdb6d971 | 4341 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4342 | MGMT_STATUS_REJECTED); |
f6422ec6 AJ |
4343 | |
4344 | hci_dev_lock(hdev); | |
4345 | ||
05cbf29f JH |
4346 | if (mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
4347 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4348 | MGMT_STATUS_BUSY); | |
4349 | goto unlock; | |
4350 | } | |
4351 | ||
1a4d3c4b JH |
4352 | if (!!cp->val == test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) { |
4353 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, | |
4354 | hdev); | |
4355 | goto unlock; | |
4356 | } | |
4357 | ||
33e38b3e JH |
4358 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
4359 | data, len); | |
4360 | if (!cmd) { | |
4361 | err = -ENOMEM; | |
4362 | goto unlock; | |
f6422ec6 AJ |
4363 | } |
4364 | ||
33e38b3e JH |
4365 | hci_req_init(&req, hdev); |
4366 | ||
406d7804 | 4367 | write_fast_connectable(&req, cp->val); |
33e38b3e JH |
4368 | |
4369 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 4370 | if (err < 0) { |
bdb6d971 | 4371 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4372 | MGMT_STATUS_FAILED); |
33e38b3e | 4373 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
4374 | } |
4375 | ||
33e38b3e | 4376 | unlock: |
f6422ec6 | 4377 | hci_dev_unlock(hdev); |
33e38b3e | 4378 | |
f6422ec6 AJ |
4379 | return err; |
4380 | } | |
4381 | ||
0663ca2a JH |
4382 | static void set_bredr_complete(struct hci_dev *hdev, u8 status) |
4383 | { | |
4384 | struct pending_cmd *cmd; | |
4385 | ||
4386 | BT_DBG("status 0x%02x", status); | |
4387 | ||
4388 | hci_dev_lock(hdev); | |
4389 | ||
4390 | cmd = mgmt_pending_find(MGMT_OP_SET_BREDR, hdev); | |
4391 | if (!cmd) | |
4392 | goto unlock; | |
4393 | ||
4394 | if (status) { | |
4395 | u8 mgmt_err = mgmt_status(status); | |
4396 | ||
4397 | /* We need to restore the flag if related HCI commands | |
4398 | * failed. | |
4399 | */ | |
4400 | clear_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4401 | ||
4402 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
4403 | } else { | |
4404 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
4405 | new_settings(hdev, cmd->sk); | |
4406 | } | |
4407 | ||
4408 | mgmt_pending_remove(cmd); | |
4409 | ||
4410 | unlock: | |
4411 | hci_dev_unlock(hdev); | |
4412 | } | |
4413 | ||
4414 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
4415 | { | |
4416 | struct mgmt_mode *cp = data; | |
4417 | struct pending_cmd *cmd; | |
4418 | struct hci_request req; | |
4419 | int err; | |
4420 | ||
4421 | BT_DBG("request for %s", hdev->name); | |
4422 | ||
4423 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
4424 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4425 | MGMT_STATUS_NOT_SUPPORTED); | |
4426 | ||
4427 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
4428 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4429 | MGMT_STATUS_REJECTED); | |
4430 | ||
4431 | if (cp->val != 0x00 && cp->val != 0x01) | |
4432 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4433 | MGMT_STATUS_INVALID_PARAMS); | |
4434 | ||
4435 | hci_dev_lock(hdev); | |
4436 | ||
4437 | if (cp->val == test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
4438 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4439 | goto unlock; | |
4440 | } | |
4441 | ||
4442 | if (!hdev_is_powered(hdev)) { | |
4443 | if (!cp->val) { | |
0663ca2a JH |
4444 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
4445 | clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
4446 | clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags); | |
4447 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4448 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
4449 | } | |
4450 | ||
4451 | change_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4452 | ||
4453 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4454 | if (err < 0) | |
4455 | goto unlock; | |
4456 | ||
4457 | err = new_settings(hdev, sk); | |
4458 | goto unlock; | |
4459 | } | |
4460 | ||
4461 | /* Reject disabling when powered on */ | |
4462 | if (!cp->val) { | |
4463 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4464 | MGMT_STATUS_REJECTED); | |
4465 | goto unlock; | |
4466 | } | |
4467 | ||
4468 | if (mgmt_pending_find(MGMT_OP_SET_BREDR, hdev)) { | |
4469 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4470 | MGMT_STATUS_BUSY); | |
4471 | goto unlock; | |
4472 | } | |
4473 | ||
4474 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
4475 | if (!cmd) { | |
4476 | err = -ENOMEM; | |
4477 | goto unlock; | |
4478 | } | |
4479 | ||
5947f4bc | 4480 | /* We need to flip the bit already here so that update_adv_data |
0663ca2a JH |
4481 | * generates the correct flags. |
4482 | */ | |
4483 | set_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4484 | ||
4485 | hci_req_init(&req, hdev); | |
aa8af46e | 4486 | |
432df05e JH |
4487 | write_fast_connectable(&req, false); |
4488 | hci_update_page_scan(hdev, &req); | |
aa8af46e | 4489 | |
f14d8f64 MH |
4490 | /* Since only the advertising data flags will change, there |
4491 | * is no need to update the scan response data. | |
4492 | */ | |
5947f4bc | 4493 | update_adv_data(&req); |
aa8af46e | 4494 | |
0663ca2a JH |
4495 | err = hci_req_run(&req, set_bredr_complete); |
4496 | if (err < 0) | |
4497 | mgmt_pending_remove(cmd); | |
4498 | ||
4499 | unlock: | |
4500 | hci_dev_unlock(hdev); | |
4501 | return err; | |
4502 | } | |
4503 | ||
eac83dc6 MH |
4504 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
4505 | void *data, u16 len) | |
4506 | { | |
4507 | struct mgmt_mode *cp = data; | |
4508 | struct pending_cmd *cmd; | |
0ab04a9c | 4509 | u8 val, status; |
eac83dc6 MH |
4510 | int err; |
4511 | ||
4512 | BT_DBG("request for %s", hdev->name); | |
4513 | ||
4514 | status = mgmt_bredr_support(hdev); | |
4515 | if (status) | |
4516 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4517 | status); | |
4518 | ||
5afeac14 | 4519 | if (!lmp_sc_capable(hdev) && |
111902f7 | 4520 | !test_bit(HCI_FORCE_SC, &hdev->dbg_flags)) |
eac83dc6 MH |
4521 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4522 | MGMT_STATUS_NOT_SUPPORTED); | |
4523 | ||
0ab04a9c | 4524 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
eac83dc6 MH |
4525 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4526 | MGMT_STATUS_INVALID_PARAMS); | |
4527 | ||
4528 | hci_dev_lock(hdev); | |
4529 | ||
4530 | if (!hdev_is_powered(hdev)) { | |
4531 | bool changed; | |
4532 | ||
0ab04a9c | 4533 | if (cp->val) { |
eac83dc6 MH |
4534 | changed = !test_and_set_bit(HCI_SC_ENABLED, |
4535 | &hdev->dev_flags); | |
0ab04a9c MH |
4536 | if (cp->val == 0x02) |
4537 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4538 | else | |
4539 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4540 | } else { | |
eac83dc6 MH |
4541 | changed = test_and_clear_bit(HCI_SC_ENABLED, |
4542 | &hdev->dev_flags); | |
0ab04a9c MH |
4543 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
4544 | } | |
eac83dc6 MH |
4545 | |
4546 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4547 | if (err < 0) | |
4548 | goto failed; | |
4549 | ||
4550 | if (changed) | |
4551 | err = new_settings(hdev, sk); | |
4552 | ||
4553 | goto failed; | |
4554 | } | |
4555 | ||
4556 | if (mgmt_pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { | |
4557 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4558 | MGMT_STATUS_BUSY); | |
4559 | goto failed; | |
4560 | } | |
4561 | ||
0ab04a9c MH |
4562 | val = !!cp->val; |
4563 | ||
4564 | if (val == test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && | |
4565 | (cp->val == 0x02) == test_bit(HCI_SC_ONLY, &hdev->dev_flags)) { | |
eac83dc6 MH |
4566 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
4567 | goto failed; | |
4568 | } | |
4569 | ||
4570 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); | |
4571 | if (!cmd) { | |
4572 | err = -ENOMEM; | |
4573 | goto failed; | |
4574 | } | |
4575 | ||
0ab04a9c | 4576 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SC_SUPPORT, 1, &val); |
eac83dc6 MH |
4577 | if (err < 0) { |
4578 | mgmt_pending_remove(cmd); | |
4579 | goto failed; | |
4580 | } | |
4581 | ||
0ab04a9c MH |
4582 | if (cp->val == 0x02) |
4583 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4584 | else | |
4585 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4586 | ||
eac83dc6 MH |
4587 | failed: |
4588 | hci_dev_unlock(hdev); | |
4589 | return err; | |
4590 | } | |
4591 | ||
4e39ac81 MH |
4592 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
4593 | void *data, u16 len) | |
4594 | { | |
4595 | struct mgmt_mode *cp = data; | |
b9710979 | 4596 | bool changed, use_changed; |
4e39ac81 MH |
4597 | int err; |
4598 | ||
4599 | BT_DBG("request for %s", hdev->name); | |
4600 | ||
b9710979 | 4601 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
4e39ac81 MH |
4602 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, |
4603 | MGMT_STATUS_INVALID_PARAMS); | |
4604 | ||
4605 | hci_dev_lock(hdev); | |
4606 | ||
4607 | if (cp->val) | |
0663b297 JH |
4608 | changed = !test_and_set_bit(HCI_KEEP_DEBUG_KEYS, |
4609 | &hdev->dev_flags); | |
4e39ac81 | 4610 | else |
0663b297 JH |
4611 | changed = test_and_clear_bit(HCI_KEEP_DEBUG_KEYS, |
4612 | &hdev->dev_flags); | |
4e39ac81 | 4613 | |
b9710979 JH |
4614 | if (cp->val == 0x02) |
4615 | use_changed = !test_and_set_bit(HCI_USE_DEBUG_KEYS, | |
4616 | &hdev->dev_flags); | |
4617 | else | |
4618 | use_changed = test_and_clear_bit(HCI_USE_DEBUG_KEYS, | |
4619 | &hdev->dev_flags); | |
4620 | ||
4621 | if (hdev_is_powered(hdev) && use_changed && | |
4622 | test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { | |
4623 | u8 mode = (cp->val == 0x02) ? 0x01 : 0x00; | |
4624 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
4625 | sizeof(mode), &mode); | |
4626 | } | |
4627 | ||
4e39ac81 MH |
4628 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); |
4629 | if (err < 0) | |
4630 | goto unlock; | |
4631 | ||
4632 | if (changed) | |
4633 | err = new_settings(hdev, sk); | |
4634 | ||
4635 | unlock: | |
4636 | hci_dev_unlock(hdev); | |
4637 | return err; | |
4638 | } | |
4639 | ||
62b04cd1 JH |
4640 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
4641 | u16 len) | |
4642 | { | |
4643 | struct mgmt_cp_set_privacy *cp = cp_data; | |
4644 | bool changed; | |
4645 | int err; | |
4646 | ||
4647 | BT_DBG("request for %s", hdev->name); | |
4648 | ||
4649 | if (!lmp_le_capable(hdev)) | |
4650 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4651 | MGMT_STATUS_NOT_SUPPORTED); | |
4652 | ||
4653 | if (cp->privacy != 0x00 && cp->privacy != 0x01) | |
4654 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4655 | MGMT_STATUS_INVALID_PARAMS); | |
4656 | ||
4657 | if (hdev_is_powered(hdev)) | |
4658 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4659 | MGMT_STATUS_REJECTED); | |
4660 | ||
4661 | hci_dev_lock(hdev); | |
4662 | ||
c21c0ea0 JH |
4663 | /* If user space supports this command it is also expected to |
4664 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. | |
4665 | */ | |
4666 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4667 | ||
62b04cd1 JH |
4668 | if (cp->privacy) { |
4669 | changed = !test_and_set_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4670 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); | |
4671 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4672 | } else { | |
4673 | changed = test_and_clear_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4674 | memset(hdev->irk, 0, sizeof(hdev->irk)); | |
4675 | clear_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4676 | } | |
4677 | ||
4678 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); | |
4679 | if (err < 0) | |
4680 | goto unlock; | |
4681 | ||
4682 | if (changed) | |
4683 | err = new_settings(hdev, sk); | |
4684 | ||
4685 | unlock: | |
4686 | hci_dev_unlock(hdev); | |
4687 | return err; | |
4688 | } | |
4689 | ||
41edf160 JH |
4690 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
4691 | { | |
4692 | switch (irk->addr.type) { | |
4693 | case BDADDR_LE_PUBLIC: | |
4694 | return true; | |
4695 | ||
4696 | case BDADDR_LE_RANDOM: | |
4697 | /* Two most significant bits shall be set */ | |
4698 | if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4699 | return false; | |
4700 | return true; | |
4701 | } | |
4702 | ||
4703 | return false; | |
4704 | } | |
4705 | ||
4706 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, | |
4707 | u16 len) | |
4708 | { | |
4709 | struct mgmt_cp_load_irks *cp = cp_data; | |
ba1d6936 JH |
4710 | const u16 max_irk_count = ((U16_MAX - sizeof(*cp)) / |
4711 | sizeof(struct mgmt_irk_info)); | |
41edf160 JH |
4712 | u16 irk_count, expected_len; |
4713 | int i, err; | |
4714 | ||
4715 | BT_DBG("request for %s", hdev->name); | |
4716 | ||
4717 | if (!lmp_le_capable(hdev)) | |
4718 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4719 | MGMT_STATUS_NOT_SUPPORTED); | |
4720 | ||
4721 | irk_count = __le16_to_cpu(cp->irk_count); | |
ba1d6936 JH |
4722 | if (irk_count > max_irk_count) { |
4723 | BT_ERR("load_irks: too big irk_count value %u", irk_count); | |
4724 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4725 | MGMT_STATUS_INVALID_PARAMS); | |
4726 | } | |
41edf160 JH |
4727 | |
4728 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); | |
4729 | if (expected_len != len) { | |
4730 | BT_ERR("load_irks: expected %u bytes, got %u bytes", | |
2606ecbc | 4731 | expected_len, len); |
41edf160 JH |
4732 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4733 | MGMT_STATUS_INVALID_PARAMS); | |
4734 | } | |
4735 | ||
4736 | BT_DBG("%s irk_count %u", hdev->name, irk_count); | |
4737 | ||
4738 | for (i = 0; i < irk_count; i++) { | |
4739 | struct mgmt_irk_info *key = &cp->irks[i]; | |
4740 | ||
4741 | if (!irk_is_valid(key)) | |
4742 | return cmd_status(sk, hdev->id, | |
4743 | MGMT_OP_LOAD_IRKS, | |
4744 | MGMT_STATUS_INVALID_PARAMS); | |
4745 | } | |
4746 | ||
4747 | hci_dev_lock(hdev); | |
4748 | ||
4749 | hci_smp_irks_clear(hdev); | |
4750 | ||
4751 | for (i = 0; i < irk_count; i++) { | |
4752 | struct mgmt_irk_info *irk = &cp->irks[i]; | |
4753 | u8 addr_type; | |
4754 | ||
4755 | if (irk->addr.type == BDADDR_LE_PUBLIC) | |
4756 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4757 | else | |
4758 | addr_type = ADDR_LE_DEV_RANDOM; | |
4759 | ||
4760 | hci_add_irk(hdev, &irk->addr.bdaddr, addr_type, irk->val, | |
4761 | BDADDR_ANY); | |
4762 | } | |
4763 | ||
4764 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4765 | ||
4766 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); | |
4767 | ||
4768 | hci_dev_unlock(hdev); | |
4769 | ||
4770 | return err; | |
4771 | } | |
4772 | ||
3f706b72 JH |
4773 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
4774 | { | |
4775 | if (key->master != 0x00 && key->master != 0x01) | |
4776 | return false; | |
490cb0b3 MH |
4777 | |
4778 | switch (key->addr.type) { | |
4779 | case BDADDR_LE_PUBLIC: | |
4780 | return true; | |
4781 | ||
4782 | case BDADDR_LE_RANDOM: | |
4783 | /* Two most significant bits shall be set */ | |
4784 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4785 | return false; | |
4786 | return true; | |
4787 | } | |
4788 | ||
4789 | return false; | |
3f706b72 JH |
4790 | } |
4791 | ||
bdb6d971 | 4792 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4793 | void *cp_data, u16 len) |
346af67b | 4794 | { |
346af67b | 4795 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
ba1d6936 JH |
4796 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
4797 | sizeof(struct mgmt_ltk_info)); | |
346af67b | 4798 | u16 key_count, expected_len; |
715a5bf2 | 4799 | int i, err; |
346af67b | 4800 | |
cf99ba13 MH |
4801 | BT_DBG("request for %s", hdev->name); |
4802 | ||
4803 | if (!lmp_le_capable(hdev)) | |
4804 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4805 | MGMT_STATUS_NOT_SUPPORTED); | |
4806 | ||
1f350c87 | 4807 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
4808 | if (key_count > max_key_count) { |
4809 | BT_ERR("load_ltks: too big key_count value %u", key_count); | |
4810 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4811 | MGMT_STATUS_INVALID_PARAMS); | |
4812 | } | |
346af67b VCG |
4813 | |
4814 | expected_len = sizeof(*cp) + key_count * | |
4815 | sizeof(struct mgmt_ltk_info); | |
4816 | if (expected_len != len) { | |
4817 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
2606ecbc | 4818 | expected_len, len); |
bdb6d971 | 4819 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
e57e619f | 4820 | MGMT_STATUS_INVALID_PARAMS); |
346af67b VCG |
4821 | } |
4822 | ||
bdb6d971 | 4823 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 4824 | |
54ad6d8a JH |
4825 | for (i = 0; i < key_count; i++) { |
4826 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
4827 | ||
3f706b72 | 4828 | if (!ltk_is_valid(key)) |
54ad6d8a JH |
4829 | return cmd_status(sk, hdev->id, |
4830 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4831 | MGMT_STATUS_INVALID_PARAMS); | |
4832 | } | |
4833 | ||
346af67b VCG |
4834 | hci_dev_lock(hdev); |
4835 | ||
4836 | hci_smp_ltks_clear(hdev); | |
4837 | ||
4838 | for (i = 0; i < key_count; i++) { | |
4839 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
d7b25450 | 4840 | u8 type, addr_type, authenticated; |
79d95a19 MH |
4841 | |
4842 | if (key->addr.type == BDADDR_LE_PUBLIC) | |
4843 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4844 | else | |
4845 | addr_type = ADDR_LE_DEV_RANDOM; | |
346af67b VCG |
4846 | |
4847 | if (key->master) | |
2ceba539 | 4848 | type = SMP_LTK; |
346af67b | 4849 | else |
2ceba539 | 4850 | type = SMP_LTK_SLAVE; |
346af67b | 4851 | |
61b43357 JH |
4852 | switch (key->type) { |
4853 | case MGMT_LTK_UNAUTHENTICATED: | |
d7b25450 | 4854 | authenticated = 0x00; |
61b43357 JH |
4855 | break; |
4856 | case MGMT_LTK_AUTHENTICATED: | |
d7b25450 | 4857 | authenticated = 0x01; |
61b43357 JH |
4858 | break; |
4859 | default: | |
4860 | continue; | |
4861 | } | |
d7b25450 | 4862 | |
35d70271 | 4863 | hci_add_ltk(hdev, &key->addr.bdaddr, addr_type, type, |
d7b25450 | 4864 | authenticated, key->val, key->enc_size, key->ediv, |
35d70271 | 4865 | key->rand); |
346af67b VCG |
4866 | } |
4867 | ||
715a5bf2 JH |
4868 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
4869 | NULL, 0); | |
4870 | ||
346af67b | 4871 | hci_dev_unlock(hdev); |
346af67b | 4872 | |
715a5bf2 | 4873 | return err; |
346af67b VCG |
4874 | } |
4875 | ||
dd983808 AK |
4876 | struct cmd_conn_lookup { |
4877 | struct hci_conn *conn; | |
4878 | bool valid_tx_power; | |
4879 | u8 mgmt_status; | |
4880 | }; | |
4881 | ||
4882 | static void get_conn_info_complete(struct pending_cmd *cmd, void *data) | |
4883 | { | |
4884 | struct cmd_conn_lookup *match = data; | |
4885 | struct mgmt_cp_get_conn_info *cp; | |
4886 | struct mgmt_rp_get_conn_info rp; | |
4887 | struct hci_conn *conn = cmd->user_data; | |
4888 | ||
4889 | if (conn != match->conn) | |
4890 | return; | |
4891 | ||
4892 | cp = (struct mgmt_cp_get_conn_info *) cmd->param; | |
4893 | ||
4894 | memset(&rp, 0, sizeof(rp)); | |
4895 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4896 | rp.addr.type = cp->addr.type; | |
4897 | ||
4898 | if (!match->mgmt_status) { | |
4899 | rp.rssi = conn->rssi; | |
4900 | ||
eed5daf3 | 4901 | if (match->valid_tx_power) { |
dd983808 | 4902 | rp.tx_power = conn->tx_power; |
eed5daf3 AK |
4903 | rp.max_tx_power = conn->max_tx_power; |
4904 | } else { | |
dd983808 | 4905 | rp.tx_power = HCI_TX_POWER_INVALID; |
eed5daf3 AK |
4906 | rp.max_tx_power = HCI_TX_POWER_INVALID; |
4907 | } | |
dd983808 AK |
4908 | } |
4909 | ||
4910 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, | |
4911 | match->mgmt_status, &rp, sizeof(rp)); | |
4912 | ||
4913 | hci_conn_drop(conn); | |
f8aaf9b6 | 4914 | hci_conn_put(conn); |
dd983808 AK |
4915 | |
4916 | mgmt_pending_remove(cmd); | |
4917 | } | |
4918 | ||
4919 | static void conn_info_refresh_complete(struct hci_dev *hdev, u8 status) | |
4920 | { | |
4921 | struct hci_cp_read_rssi *cp; | |
4922 | struct hci_conn *conn; | |
4923 | struct cmd_conn_lookup match; | |
4924 | u16 handle; | |
4925 | ||
4926 | BT_DBG("status 0x%02x", status); | |
4927 | ||
4928 | hci_dev_lock(hdev); | |
4929 | ||
4930 | /* TX power data is valid in case request completed successfully, | |
eed5daf3 AK |
4931 | * otherwise we assume it's not valid. At the moment we assume that |
4932 | * either both or none of current and max values are valid to keep code | |
4933 | * simple. | |
dd983808 AK |
4934 | */ |
4935 | match.valid_tx_power = !status; | |
4936 | ||
4937 | /* Commands sent in request are either Read RSSI or Read Transmit Power | |
4938 | * Level so we check which one was last sent to retrieve connection | |
4939 | * handle. Both commands have handle as first parameter so it's safe to | |
4940 | * cast data on the same command struct. | |
4941 | * | |
4942 | * First command sent is always Read RSSI and we fail only if it fails. | |
4943 | * In other case we simply override error to indicate success as we | |
4944 | * already remembered if TX power value is actually valid. | |
4945 | */ | |
4946 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); | |
4947 | if (!cp) { | |
4948 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
4949 | status = 0; | |
4950 | } | |
4951 | ||
4952 | if (!cp) { | |
4953 | BT_ERR("invalid sent_cmd in response"); | |
4954 | goto unlock; | |
4955 | } | |
4956 | ||
4957 | handle = __le16_to_cpu(cp->handle); | |
4958 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
4959 | if (!conn) { | |
4960 | BT_ERR("unknown handle (%d) in response", handle); | |
4961 | goto unlock; | |
4962 | } | |
4963 | ||
4964 | match.conn = conn; | |
4965 | match.mgmt_status = mgmt_status(status); | |
4966 | ||
4967 | /* Cache refresh is complete, now reply for mgmt request for given | |
4968 | * connection only. | |
4969 | */ | |
4970 | mgmt_pending_foreach(MGMT_OP_GET_CONN_INFO, hdev, | |
4971 | get_conn_info_complete, &match); | |
4972 | ||
4973 | unlock: | |
4974 | hci_dev_unlock(hdev); | |
4975 | } | |
4976 | ||
4977 | static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
4978 | u16 len) | |
4979 | { | |
4980 | struct mgmt_cp_get_conn_info *cp = data; | |
4981 | struct mgmt_rp_get_conn_info rp; | |
4982 | struct hci_conn *conn; | |
4983 | unsigned long conn_info_age; | |
4984 | int err = 0; | |
4985 | ||
4986 | BT_DBG("%s", hdev->name); | |
4987 | ||
4988 | memset(&rp, 0, sizeof(rp)); | |
4989 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4990 | rp.addr.type = cp->addr.type; | |
4991 | ||
4992 | if (!bdaddr_type_is_valid(cp->addr.type)) | |
4993 | return cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4994 | MGMT_STATUS_INVALID_PARAMS, | |
4995 | &rp, sizeof(rp)); | |
4996 | ||
4997 | hci_dev_lock(hdev); | |
4998 | ||
4999 | if (!hdev_is_powered(hdev)) { | |
5000 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
5001 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5002 | goto unlock; | |
5003 | } | |
5004 | ||
5005 | if (cp->addr.type == BDADDR_BREDR) | |
5006 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
5007 | &cp->addr.bdaddr); | |
5008 | else | |
5009 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
5010 | ||
5011 | if (!conn || conn->state != BT_CONNECTED) { | |
5012 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
5013 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
5014 | goto unlock; | |
5015 | } | |
5016 | ||
5017 | /* To avoid client trying to guess when to poll again for information we | |
5018 | * calculate conn info age as random value between min/max set in hdev. | |
5019 | */ | |
5020 | conn_info_age = hdev->conn_info_min_age + | |
5021 | prandom_u32_max(hdev->conn_info_max_age - | |
5022 | hdev->conn_info_min_age); | |
5023 | ||
5024 | /* Query controller to refresh cached values if they are too old or were | |
5025 | * never read. | |
5026 | */ | |
f4e2dd53 AK |
5027 | if (time_after(jiffies, conn->conn_info_timestamp + |
5028 | msecs_to_jiffies(conn_info_age)) || | |
dd983808 AK |
5029 | !conn->conn_info_timestamp) { |
5030 | struct hci_request req; | |
5031 | struct hci_cp_read_tx_power req_txp_cp; | |
5032 | struct hci_cp_read_rssi req_rssi_cp; | |
5033 | struct pending_cmd *cmd; | |
5034 | ||
5035 | hci_req_init(&req, hdev); | |
5036 | req_rssi_cp.handle = cpu_to_le16(conn->handle); | |
5037 | hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), | |
5038 | &req_rssi_cp); | |
5039 | ||
f7faab0c AK |
5040 | /* For LE links TX power does not change thus we don't need to |
5041 | * query for it once value is known. | |
5042 | */ | |
5043 | if (!bdaddr_type_is_le(cp->addr.type) || | |
5044 | conn->tx_power == HCI_TX_POWER_INVALID) { | |
5045 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
5046 | req_txp_cp.type = 0x00; | |
5047 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
5048 | sizeof(req_txp_cp), &req_txp_cp); | |
5049 | } | |
dd983808 | 5050 | |
eed5daf3 AK |
5051 | /* Max TX power needs to be read only once per connection */ |
5052 | if (conn->max_tx_power == HCI_TX_POWER_INVALID) { | |
5053 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
5054 | req_txp_cp.type = 0x01; | |
5055 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
5056 | sizeof(req_txp_cp), &req_txp_cp); | |
5057 | } | |
5058 | ||
dd983808 AK |
5059 | err = hci_req_run(&req, conn_info_refresh_complete); |
5060 | if (err < 0) | |
5061 | goto unlock; | |
5062 | ||
5063 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, | |
5064 | data, len); | |
5065 | if (!cmd) { | |
5066 | err = -ENOMEM; | |
5067 | goto unlock; | |
5068 | } | |
5069 | ||
5070 | hci_conn_hold(conn); | |
f8aaf9b6 | 5071 | cmd->user_data = hci_conn_get(conn); |
dd983808 AK |
5072 | |
5073 | conn->conn_info_timestamp = jiffies; | |
5074 | } else { | |
5075 | /* Cache is valid, just reply with values cached in hci_conn */ | |
5076 | rp.rssi = conn->rssi; | |
5077 | rp.tx_power = conn->tx_power; | |
eed5daf3 | 5078 | rp.max_tx_power = conn->max_tx_power; |
dd983808 AK |
5079 | |
5080 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
5081 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
5082 | } | |
5083 | ||
5084 | unlock: | |
5085 | hci_dev_unlock(hdev); | |
5086 | return err; | |
5087 | } | |
5088 | ||
95868426 JH |
5089 | static void get_clock_info_complete(struct hci_dev *hdev, u8 status) |
5090 | { | |
5091 | struct mgmt_cp_get_clock_info *cp; | |
5092 | struct mgmt_rp_get_clock_info rp; | |
5093 | struct hci_cp_read_clock *hci_cp; | |
5094 | struct pending_cmd *cmd; | |
5095 | struct hci_conn *conn; | |
5096 | ||
5097 | BT_DBG("%s status %u", hdev->name, status); | |
5098 | ||
5099 | hci_dev_lock(hdev); | |
5100 | ||
5101 | hci_cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK); | |
5102 | if (!hci_cp) | |
5103 | goto unlock; | |
5104 | ||
5105 | if (hci_cp->which) { | |
5106 | u16 handle = __le16_to_cpu(hci_cp->handle); | |
5107 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
5108 | } else { | |
5109 | conn = NULL; | |
5110 | } | |
5111 | ||
5112 | cmd = mgmt_pending_find_data(MGMT_OP_GET_CLOCK_INFO, hdev, conn); | |
5113 | if (!cmd) | |
5114 | goto unlock; | |
5115 | ||
5116 | cp = cmd->param; | |
5117 | ||
5118 | memset(&rp, 0, sizeof(rp)); | |
5119 | memcpy(&rp.addr, &cp->addr, sizeof(rp.addr)); | |
5120 | ||
5121 | if (status) | |
5122 | goto send_rsp; | |
5123 | ||
5124 | rp.local_clock = cpu_to_le32(hdev->clock); | |
5125 | ||
5126 | if (conn) { | |
5127 | rp.piconet_clock = cpu_to_le32(conn->clock); | |
5128 | rp.accuracy = cpu_to_le16(conn->clock_accuracy); | |
5129 | } | |
5130 | ||
5131 | send_rsp: | |
5132 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
5133 | &rp, sizeof(rp)); | |
5134 | mgmt_pending_remove(cmd); | |
f8aaf9b6 | 5135 | if (conn) { |
95868426 | 5136 | hci_conn_drop(conn); |
f8aaf9b6 JH |
5137 | hci_conn_put(conn); |
5138 | } | |
95868426 JH |
5139 | |
5140 | unlock: | |
5141 | hci_dev_unlock(hdev); | |
5142 | } | |
5143 | ||
5144 | static int get_clock_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
5145 | u16 len) | |
5146 | { | |
5147 | struct mgmt_cp_get_clock_info *cp = data; | |
5148 | struct mgmt_rp_get_clock_info rp; | |
5149 | struct hci_cp_read_clock hci_cp; | |
5150 | struct pending_cmd *cmd; | |
5151 | struct hci_request req; | |
5152 | struct hci_conn *conn; | |
5153 | int err; | |
5154 | ||
5155 | BT_DBG("%s", hdev->name); | |
5156 | ||
5157 | memset(&rp, 0, sizeof(rp)); | |
5158 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
5159 | rp.addr.type = cp->addr.type; | |
5160 | ||
5161 | if (cp->addr.type != BDADDR_BREDR) | |
5162 | return cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, | |
5163 | MGMT_STATUS_INVALID_PARAMS, | |
5164 | &rp, sizeof(rp)); | |
5165 | ||
5166 | hci_dev_lock(hdev); | |
5167 | ||
5168 | if (!hdev_is_powered(hdev)) { | |
5169 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, | |
5170 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5171 | goto unlock; | |
5172 | } | |
5173 | ||
5174 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
5175 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
5176 | &cp->addr.bdaddr); | |
5177 | if (!conn || conn->state != BT_CONNECTED) { | |
5178 | err = cmd_complete(sk, hdev->id, | |
5179 | MGMT_OP_GET_CLOCK_INFO, | |
5180 | MGMT_STATUS_NOT_CONNECTED, | |
5181 | &rp, sizeof(rp)); | |
5182 | goto unlock; | |
5183 | } | |
5184 | } else { | |
5185 | conn = NULL; | |
5186 | } | |
5187 | ||
5188 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CLOCK_INFO, hdev, data, len); | |
5189 | if (!cmd) { | |
5190 | err = -ENOMEM; | |
5191 | goto unlock; | |
5192 | } | |
5193 | ||
5194 | hci_req_init(&req, hdev); | |
5195 | ||
5196 | memset(&hci_cp, 0, sizeof(hci_cp)); | |
5197 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
5198 | ||
5199 | if (conn) { | |
5200 | hci_conn_hold(conn); | |
f8aaf9b6 | 5201 | cmd->user_data = hci_conn_get(conn); |
95868426 JH |
5202 | |
5203 | hci_cp.handle = cpu_to_le16(conn->handle); | |
5204 | hci_cp.which = 0x01; /* Piconet clock */ | |
5205 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
5206 | } | |
5207 | ||
5208 | err = hci_req_run(&req, get_clock_info_complete); | |
5209 | if (err < 0) | |
5210 | mgmt_pending_remove(cmd); | |
5211 | ||
5212 | unlock: | |
5213 | hci_dev_unlock(hdev); | |
5214 | return err; | |
5215 | } | |
5216 | ||
8afef092 MH |
5217 | static void device_added(struct sock *sk, struct hci_dev *hdev, |
5218 | bdaddr_t *bdaddr, u8 type, u8 action) | |
5219 | { | |
5220 | struct mgmt_ev_device_added ev; | |
5221 | ||
5222 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5223 | ev.addr.type = type; | |
5224 | ev.action = action; | |
5225 | ||
5226 | mgmt_event(MGMT_EV_DEVICE_ADDED, hdev, &ev, sizeof(ev), sk); | |
5227 | } | |
5228 | ||
2faade53 MH |
5229 | static int add_device(struct sock *sk, struct hci_dev *hdev, |
5230 | void *data, u16 len) | |
5231 | { | |
5232 | struct mgmt_cp_add_device *cp = data; | |
5233 | u8 auto_conn, addr_type; | |
5234 | int err; | |
5235 | ||
5236 | BT_DBG("%s", hdev->name); | |
5237 | ||
6659358e | 5238 | if (!bdaddr_type_is_valid(cp->addr.type) || |
2faade53 MH |
5239 | !bacmp(&cp->addr.bdaddr, BDADDR_ANY)) |
5240 | return cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, | |
5241 | MGMT_STATUS_INVALID_PARAMS, | |
5242 | &cp->addr, sizeof(cp->addr)); | |
5243 | ||
4b9e7e75 | 5244 | if (cp->action != 0x00 && cp->action != 0x01 && cp->action != 0x02) |
2faade53 MH |
5245 | return cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5246 | MGMT_STATUS_INVALID_PARAMS, | |
5247 | &cp->addr, sizeof(cp->addr)); | |
5248 | ||
5249 | hci_dev_lock(hdev); | |
5250 | ||
6659358e | 5251 | if (cp->addr.type == BDADDR_BREDR) { |
4b9e7e75 | 5252 | /* Only incoming connections action is supported for now */ |
6659358e JH |
5253 | if (cp->action != 0x01) { |
5254 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, | |
5255 | MGMT_STATUS_INVALID_PARAMS, | |
5256 | &cp->addr, sizeof(cp->addr)); | |
5257 | goto unlock; | |
5258 | } | |
5259 | ||
5260 | err = hci_bdaddr_list_add(&hdev->whitelist, &cp->addr.bdaddr, | |
5261 | cp->addr.type); | |
5262 | if (err) | |
5263 | goto unlock; | |
a397407f | 5264 | |
432df05e | 5265 | hci_update_page_scan(hdev, NULL); |
a397407f | 5266 | |
6659358e JH |
5267 | goto added; |
5268 | } | |
5269 | ||
2faade53 MH |
5270 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
5271 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5272 | else | |
5273 | addr_type = ADDR_LE_DEV_RANDOM; | |
5274 | ||
4b9e7e75 | 5275 | if (cp->action == 0x02) |
2faade53 | 5276 | auto_conn = HCI_AUTO_CONN_ALWAYS; |
4b9e7e75 MH |
5277 | else if (cp->action == 0x01) |
5278 | auto_conn = HCI_AUTO_CONN_DIRECT; | |
2faade53 | 5279 | else |
a3451d27 | 5280 | auto_conn = HCI_AUTO_CONN_REPORT; |
2faade53 | 5281 | |
bf5b3c8b MH |
5282 | /* If the connection parameters don't exist for this device, |
5283 | * they will be created and configured with defaults. | |
5284 | */ | |
d06b50ce MH |
5285 | if (hci_conn_params_set(hdev, &cp->addr.bdaddr, addr_type, |
5286 | auto_conn) < 0) { | |
2faade53 MH |
5287 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5288 | MGMT_STATUS_FAILED, | |
5289 | &cp->addr, sizeof(cp->addr)); | |
5290 | goto unlock; | |
5291 | } | |
5292 | ||
6659358e | 5293 | added: |
8afef092 MH |
5294 | device_added(sk, hdev, &cp->addr.bdaddr, cp->addr.type, cp->action); |
5295 | ||
2faade53 MH |
5296 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5297 | MGMT_STATUS_SUCCESS, &cp->addr, sizeof(cp->addr)); | |
5298 | ||
5299 | unlock: | |
5300 | hci_dev_unlock(hdev); | |
5301 | return err; | |
5302 | } | |
5303 | ||
8afef092 MH |
5304 | static void device_removed(struct sock *sk, struct hci_dev *hdev, |
5305 | bdaddr_t *bdaddr, u8 type) | |
5306 | { | |
5307 | struct mgmt_ev_device_removed ev; | |
5308 | ||
5309 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5310 | ev.addr.type = type; | |
5311 | ||
5312 | mgmt_event(MGMT_EV_DEVICE_REMOVED, hdev, &ev, sizeof(ev), sk); | |
5313 | } | |
5314 | ||
2faade53 MH |
5315 | static int remove_device(struct sock *sk, struct hci_dev *hdev, |
5316 | void *data, u16 len) | |
5317 | { | |
5318 | struct mgmt_cp_remove_device *cp = data; | |
5319 | int err; | |
5320 | ||
5321 | BT_DBG("%s", hdev->name); | |
5322 | ||
5323 | hci_dev_lock(hdev); | |
5324 | ||
5325 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
c71593dd | 5326 | struct hci_conn_params *params; |
2faade53 MH |
5327 | u8 addr_type; |
5328 | ||
6659358e | 5329 | if (!bdaddr_type_is_valid(cp->addr.type)) { |
2faade53 MH |
5330 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, |
5331 | MGMT_STATUS_INVALID_PARAMS, | |
5332 | &cp->addr, sizeof(cp->addr)); | |
5333 | goto unlock; | |
5334 | } | |
5335 | ||
6659358e JH |
5336 | if (cp->addr.type == BDADDR_BREDR) { |
5337 | err = hci_bdaddr_list_del(&hdev->whitelist, | |
5338 | &cp->addr.bdaddr, | |
5339 | cp->addr.type); | |
5340 | if (err) { | |
5341 | err = cmd_complete(sk, hdev->id, | |
5342 | MGMT_OP_REMOVE_DEVICE, | |
5343 | MGMT_STATUS_INVALID_PARAMS, | |
5344 | &cp->addr, sizeof(cp->addr)); | |
5345 | goto unlock; | |
5346 | } | |
5347 | ||
432df05e | 5348 | hci_update_page_scan(hdev, NULL); |
a397407f | 5349 | |
6659358e JH |
5350 | device_removed(sk, hdev, &cp->addr.bdaddr, |
5351 | cp->addr.type); | |
5352 | goto complete; | |
5353 | } | |
5354 | ||
2faade53 MH |
5355 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
5356 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5357 | else | |
5358 | addr_type = ADDR_LE_DEV_RANDOM; | |
5359 | ||
c71593dd JH |
5360 | params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, |
5361 | addr_type); | |
5362 | if (!params) { | |
5363 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5364 | MGMT_STATUS_INVALID_PARAMS, | |
5365 | &cp->addr, sizeof(cp->addr)); | |
5366 | goto unlock; | |
5367 | } | |
5368 | ||
5369 | if (params->auto_connect == HCI_AUTO_CONN_DISABLED) { | |
5370 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5371 | MGMT_STATUS_INVALID_PARAMS, | |
5372 | &cp->addr, sizeof(cp->addr)); | |
5373 | goto unlock; | |
5374 | } | |
5375 | ||
d1dbf12e | 5376 | list_del(¶ms->action); |
c71593dd JH |
5377 | list_del(¶ms->list); |
5378 | kfree(params); | |
95305baa | 5379 | hci_update_background_scan(hdev); |
8afef092 MH |
5380 | |
5381 | device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type); | |
2faade53 | 5382 | } else { |
19de0825 | 5383 | struct hci_conn_params *p, *tmp; |
6659358e | 5384 | struct bdaddr_list *b, *btmp; |
19de0825 | 5385 | |
2faade53 MH |
5386 | if (cp->addr.type) { |
5387 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5388 | MGMT_STATUS_INVALID_PARAMS, | |
5389 | &cp->addr, sizeof(cp->addr)); | |
5390 | goto unlock; | |
5391 | } | |
5392 | ||
6659358e JH |
5393 | list_for_each_entry_safe(b, btmp, &hdev->whitelist, list) { |
5394 | device_removed(sk, hdev, &b->bdaddr, b->bdaddr_type); | |
5395 | list_del(&b->list); | |
5396 | kfree(b); | |
5397 | } | |
5398 | ||
432df05e | 5399 | hci_update_page_scan(hdev, NULL); |
a397407f | 5400 | |
19de0825 JH |
5401 | list_for_each_entry_safe(p, tmp, &hdev->le_conn_params, list) { |
5402 | if (p->auto_connect == HCI_AUTO_CONN_DISABLED) | |
5403 | continue; | |
5404 | device_removed(sk, hdev, &p->addr, p->addr_type); | |
5405 | list_del(&p->action); | |
5406 | list_del(&p->list); | |
5407 | kfree(p); | |
5408 | } | |
5409 | ||
5410 | BT_DBG("All LE connection parameters were removed"); | |
5411 | ||
5412 | hci_update_background_scan(hdev); | |
2faade53 MH |
5413 | } |
5414 | ||
6659358e | 5415 | complete: |
2faade53 MH |
5416 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, |
5417 | MGMT_STATUS_SUCCESS, &cp->addr, sizeof(cp->addr)); | |
5418 | ||
5419 | unlock: | |
5420 | hci_dev_unlock(hdev); | |
5421 | return err; | |
5422 | } | |
5423 | ||
a26f3dcf JH |
5424 | static int load_conn_param(struct sock *sk, struct hci_dev *hdev, void *data, |
5425 | u16 len) | |
5426 | { | |
5427 | struct mgmt_cp_load_conn_param *cp = data; | |
ba1d6936 JH |
5428 | const u16 max_param_count = ((U16_MAX - sizeof(*cp)) / |
5429 | sizeof(struct mgmt_conn_param)); | |
a26f3dcf JH |
5430 | u16 param_count, expected_len; |
5431 | int i; | |
5432 | ||
5433 | if (!lmp_le_capable(hdev)) | |
5434 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, | |
5435 | MGMT_STATUS_NOT_SUPPORTED); | |
5436 | ||
5437 | param_count = __le16_to_cpu(cp->param_count); | |
ba1d6936 JH |
5438 | if (param_count > max_param_count) { |
5439 | BT_ERR("load_conn_param: too big param_count value %u", | |
5440 | param_count); | |
5441 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, | |
5442 | MGMT_STATUS_INVALID_PARAMS); | |
5443 | } | |
a26f3dcf JH |
5444 | |
5445 | expected_len = sizeof(*cp) + param_count * | |
5446 | sizeof(struct mgmt_conn_param); | |
5447 | if (expected_len != len) { | |
5448 | BT_ERR("load_conn_param: expected %u bytes, got %u bytes", | |
5449 | expected_len, len); | |
5450 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, | |
5451 | MGMT_STATUS_INVALID_PARAMS); | |
5452 | } | |
5453 | ||
5454 | BT_DBG("%s param_count %u", hdev->name, param_count); | |
5455 | ||
5456 | hci_dev_lock(hdev); | |
5457 | ||
5458 | hci_conn_params_clear_disabled(hdev); | |
5459 | ||
5460 | for (i = 0; i < param_count; i++) { | |
5461 | struct mgmt_conn_param *param = &cp->params[i]; | |
5462 | struct hci_conn_params *hci_param; | |
5463 | u16 min, max, latency, timeout; | |
5464 | u8 addr_type; | |
5465 | ||
5466 | BT_DBG("Adding %pMR (type %u)", ¶m->addr.bdaddr, | |
5467 | param->addr.type); | |
5468 | ||
5469 | if (param->addr.type == BDADDR_LE_PUBLIC) { | |
5470 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5471 | } else if (param->addr.type == BDADDR_LE_RANDOM) { | |
5472 | addr_type = ADDR_LE_DEV_RANDOM; | |
5473 | } else { | |
5474 | BT_ERR("Ignoring invalid connection parameters"); | |
5475 | continue; | |
5476 | } | |
5477 | ||
5478 | min = le16_to_cpu(param->min_interval); | |
5479 | max = le16_to_cpu(param->max_interval); | |
5480 | latency = le16_to_cpu(param->latency); | |
5481 | timeout = le16_to_cpu(param->timeout); | |
5482 | ||
5483 | BT_DBG("min 0x%04x max 0x%04x latency 0x%04x timeout 0x%04x", | |
5484 | min, max, latency, timeout); | |
5485 | ||
5486 | if (hci_check_conn_params(min, max, latency, timeout) < 0) { | |
5487 | BT_ERR("Ignoring invalid connection parameters"); | |
5488 | continue; | |
5489 | } | |
5490 | ||
5491 | hci_param = hci_conn_params_add(hdev, ¶m->addr.bdaddr, | |
5492 | addr_type); | |
5493 | if (!hci_param) { | |
5494 | BT_ERR("Failed to add connection parameters"); | |
5495 | continue; | |
5496 | } | |
5497 | ||
5498 | hci_param->conn_min_interval = min; | |
5499 | hci_param->conn_max_interval = max; | |
5500 | hci_param->conn_latency = latency; | |
5501 | hci_param->supervision_timeout = timeout; | |
5502 | } | |
5503 | ||
5504 | hci_dev_unlock(hdev); | |
5505 | ||
5506 | return cmd_complete(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, 0, NULL, 0); | |
5507 | } | |
5508 | ||
dbece37a MH |
5509 | static int set_external_config(struct sock *sk, struct hci_dev *hdev, |
5510 | void *data, u16 len) | |
5511 | { | |
5512 | struct mgmt_cp_set_external_config *cp = data; | |
5513 | bool changed; | |
5514 | int err; | |
5515 | ||
5516 | BT_DBG("%s", hdev->name); | |
5517 | ||
5518 | if (hdev_is_powered(hdev)) | |
5519 | return cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, | |
5520 | MGMT_STATUS_REJECTED); | |
5521 | ||
5522 | if (cp->config != 0x00 && cp->config != 0x01) | |
5523 | return cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, | |
5524 | MGMT_STATUS_INVALID_PARAMS); | |
5525 | ||
5526 | if (!test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) | |
5527 | return cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, | |
5528 | MGMT_STATUS_NOT_SUPPORTED); | |
5529 | ||
5530 | hci_dev_lock(hdev); | |
5531 | ||
5532 | if (cp->config) | |
5533 | changed = !test_and_set_bit(HCI_EXT_CONFIGURED, | |
5534 | &hdev->dev_flags); | |
5535 | else | |
5536 | changed = test_and_clear_bit(HCI_EXT_CONFIGURED, | |
5537 | &hdev->dev_flags); | |
5538 | ||
5539 | err = send_options_rsp(sk, MGMT_OP_SET_EXTERNAL_CONFIG, hdev); | |
5540 | if (err < 0) | |
5541 | goto unlock; | |
5542 | ||
5543 | if (!changed) | |
5544 | goto unlock; | |
5545 | ||
f4537c04 MH |
5546 | err = new_options(hdev, sk); |
5547 | ||
dbece37a MH |
5548 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags) == is_configured(hdev)) { |
5549 | mgmt_index_removed(hdev); | |
d603b76b MH |
5550 | |
5551 | if (test_and_change_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) { | |
5552 | set_bit(HCI_CONFIG, &hdev->dev_flags); | |
5553 | set_bit(HCI_AUTO_OFF, &hdev->dev_flags); | |
5554 | ||
5555 | queue_work(hdev->req_workqueue, &hdev->power_on); | |
5556 | } else { | |
5ea234d3 | 5557 | set_bit(HCI_RAW, &hdev->flags); |
d603b76b MH |
5558 | mgmt_index_added(hdev); |
5559 | } | |
dbece37a MH |
5560 | } |
5561 | ||
5562 | unlock: | |
5563 | hci_dev_unlock(hdev); | |
5564 | return err; | |
5565 | } | |
5566 | ||
9713c17b MH |
5567 | static int set_public_address(struct sock *sk, struct hci_dev *hdev, |
5568 | void *data, u16 len) | |
5569 | { | |
5570 | struct mgmt_cp_set_public_address *cp = data; | |
5571 | bool changed; | |
5572 | int err; | |
5573 | ||
5574 | BT_DBG("%s", hdev->name); | |
5575 | ||
5576 | if (hdev_is_powered(hdev)) | |
5577 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, | |
5578 | MGMT_STATUS_REJECTED); | |
5579 | ||
5580 | if (!bacmp(&cp->bdaddr, BDADDR_ANY)) | |
5581 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, | |
5582 | MGMT_STATUS_INVALID_PARAMS); | |
5583 | ||
5584 | if (!hdev->set_bdaddr) | |
5585 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, | |
5586 | MGMT_STATUS_NOT_SUPPORTED); | |
5587 | ||
5588 | hci_dev_lock(hdev); | |
5589 | ||
5590 | changed = !!bacmp(&hdev->public_addr, &cp->bdaddr); | |
5591 | bacpy(&hdev->public_addr, &cp->bdaddr); | |
5592 | ||
5593 | err = send_options_rsp(sk, MGMT_OP_SET_PUBLIC_ADDRESS, hdev); | |
5594 | if (err < 0) | |
5595 | goto unlock; | |
5596 | ||
5597 | if (!changed) | |
5598 | goto unlock; | |
5599 | ||
5600 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) | |
5601 | err = new_options(hdev, sk); | |
5602 | ||
5603 | if (is_configured(hdev)) { | |
5604 | mgmt_index_removed(hdev); | |
5605 | ||
5606 | clear_bit(HCI_UNCONFIGURED, &hdev->dev_flags); | |
5607 | ||
5608 | set_bit(HCI_CONFIG, &hdev->dev_flags); | |
5609 | set_bit(HCI_AUTO_OFF, &hdev->dev_flags); | |
5610 | ||
5611 | queue_work(hdev->req_workqueue, &hdev->power_on); | |
5612 | } | |
5613 | ||
5614 | unlock: | |
5615 | hci_dev_unlock(hdev); | |
5616 | return err; | |
5617 | } | |
5618 | ||
2e3c35ea | 5619 | static const struct mgmt_handler { |
04124681 GP |
5620 | int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, |
5621 | u16 data_len); | |
be22b54e JH |
5622 | bool var_len; |
5623 | size_t data_len; | |
0f4e68cf JH |
5624 | } mgmt_handlers[] = { |
5625 | { NULL }, /* 0x0000 (no command) */ | |
be22b54e JH |
5626 | { read_version, false, MGMT_READ_VERSION_SIZE }, |
5627 | { read_commands, false, MGMT_READ_COMMANDS_SIZE }, | |
5628 | { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE }, | |
5629 | { read_controller_info, false, MGMT_READ_INFO_SIZE }, | |
5630 | { set_powered, false, MGMT_SETTING_SIZE }, | |
5631 | { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE }, | |
5632 | { set_connectable, false, MGMT_SETTING_SIZE }, | |
5633 | { set_fast_connectable, false, MGMT_SETTING_SIZE }, | |
b2939475 | 5634 | { set_bondable, false, MGMT_SETTING_SIZE }, |
be22b54e JH |
5635 | { set_link_security, false, MGMT_SETTING_SIZE }, |
5636 | { set_ssp, false, MGMT_SETTING_SIZE }, | |
5637 | { set_hs, false, MGMT_SETTING_SIZE }, | |
5638 | { set_le, false, MGMT_SETTING_SIZE }, | |
5639 | { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE }, | |
5640 | { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE }, | |
5641 | { add_uuid, false, MGMT_ADD_UUID_SIZE }, | |
5642 | { remove_uuid, false, MGMT_REMOVE_UUID_SIZE }, | |
5643 | { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE }, | |
5644 | { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE }, | |
5645 | { disconnect, false, MGMT_DISCONNECT_SIZE }, | |
5646 | { get_connections, false, MGMT_GET_CONNECTIONS_SIZE }, | |
5647 | { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE }, | |
5648 | { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
5649 | { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE }, | |
5650 | { pair_device, false, MGMT_PAIR_DEVICE_SIZE }, | |
5651 | { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
5652 | { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE }, | |
5653 | { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
5654 | { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
5655 | { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
5656 | { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
5657 | { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE }, | |
ec109113 | 5658 | { add_remote_oob_data, true, MGMT_ADD_REMOTE_OOB_DATA_SIZE }, |
be22b54e JH |
5659 | { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
5660 | { start_discovery, false, MGMT_START_DISCOVERY_SIZE }, | |
5661 | { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE }, | |
5662 | { confirm_name, false, MGMT_CONFIRM_NAME_SIZE }, | |
5663 | { block_device, false, MGMT_BLOCK_DEVICE_SIZE }, | |
5664 | { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE }, | |
cdbaccca | 5665 | { set_device_id, false, MGMT_SET_DEVICE_ID_SIZE }, |
4375f103 | 5666 | { set_advertising, false, MGMT_SETTING_SIZE }, |
0663ca2a | 5667 | { set_bredr, false, MGMT_SETTING_SIZE }, |
d13eafce | 5668 | { set_static_address, false, MGMT_SET_STATIC_ADDRESS_SIZE }, |
14b49b9a | 5669 | { set_scan_params, false, MGMT_SET_SCAN_PARAMS_SIZE }, |
eac83dc6 | 5670 | { set_secure_conn, false, MGMT_SETTING_SIZE }, |
4e39ac81 | 5671 | { set_debug_keys, false, MGMT_SETTING_SIZE }, |
62b04cd1 | 5672 | { set_privacy, false, MGMT_SET_PRIVACY_SIZE }, |
41edf160 | 5673 | { load_irks, true, MGMT_LOAD_IRKS_SIZE }, |
dd983808 | 5674 | { get_conn_info, false, MGMT_GET_CONN_INFO_SIZE }, |
95868426 | 5675 | { get_clock_info, false, MGMT_GET_CLOCK_INFO_SIZE }, |
2faade53 MH |
5676 | { add_device, false, MGMT_ADD_DEVICE_SIZE }, |
5677 | { remove_device, false, MGMT_REMOVE_DEVICE_SIZE }, | |
73d1df2a MH |
5678 | { load_conn_param, true, MGMT_LOAD_CONN_PARAM_SIZE }, |
5679 | { read_unconf_index_list, false, MGMT_READ_UNCONF_INDEX_LIST_SIZE }, | |
9fc3bfb6 | 5680 | { read_config_info, false, MGMT_READ_CONFIG_INFO_SIZE }, |
dbece37a | 5681 | { set_external_config, false, MGMT_SET_EXTERNAL_CONFIG_SIZE }, |
9713c17b | 5682 | { set_public_address, false, MGMT_SET_PUBLIC_ADDRESS_SIZE }, |
0f4e68cf JH |
5683 | }; |
5684 | ||
0381101f JH |
5685 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
5686 | { | |
650f726d VCG |
5687 | void *buf; |
5688 | u8 *cp; | |
0381101f | 5689 | struct mgmt_hdr *hdr; |
4e51eae9 | 5690 | u16 opcode, index, len; |
bdb6d971 | 5691 | struct hci_dev *hdev = NULL; |
2e3c35ea | 5692 | const struct mgmt_handler *handler; |
0381101f JH |
5693 | int err; |
5694 | ||
5695 | BT_DBG("got %zu bytes", msglen); | |
5696 | ||
5697 | if (msglen < sizeof(*hdr)) | |
5698 | return -EINVAL; | |
5699 | ||
e63a15ec | 5700 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
5701 | if (!buf) |
5702 | return -ENOMEM; | |
5703 | ||
5704 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
5705 | err = -EFAULT; | |
5706 | goto done; | |
5707 | } | |
5708 | ||
650f726d | 5709 | hdr = buf; |
1f350c87 MH |
5710 | opcode = __le16_to_cpu(hdr->opcode); |
5711 | index = __le16_to_cpu(hdr->index); | |
5712 | len = __le16_to_cpu(hdr->len); | |
0381101f JH |
5713 | |
5714 | if (len != msglen - sizeof(*hdr)) { | |
5715 | err = -EINVAL; | |
5716 | goto done; | |
5717 | } | |
5718 | ||
0f4e68cf | 5719 | if (index != MGMT_INDEX_NONE) { |
bdb6d971 JH |
5720 | hdev = hci_dev_get(index); |
5721 | if (!hdev) { | |
5722 | err = cmd_status(sk, index, opcode, | |
04124681 | 5723 | MGMT_STATUS_INVALID_INDEX); |
bdb6d971 JH |
5724 | goto done; |
5725 | } | |
0736cfa8 | 5726 | |
cebf4cfd | 5727 | if (test_bit(HCI_SETUP, &hdev->dev_flags) || |
d603b76b | 5728 | test_bit(HCI_CONFIG, &hdev->dev_flags) || |
4a964404 | 5729 | test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) { |
0736cfa8 MH |
5730 | err = cmd_status(sk, index, opcode, |
5731 | MGMT_STATUS_INVALID_INDEX); | |
5732 | goto done; | |
5733 | } | |
42a9bc14 MH |
5734 | |
5735 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags) && | |
dbece37a | 5736 | opcode != MGMT_OP_READ_CONFIG_INFO && |
9713c17b MH |
5737 | opcode != MGMT_OP_SET_EXTERNAL_CONFIG && |
5738 | opcode != MGMT_OP_SET_PUBLIC_ADDRESS) { | |
42a9bc14 MH |
5739 | err = cmd_status(sk, index, opcode, |
5740 | MGMT_STATUS_INVALID_INDEX); | |
5741 | goto done; | |
5742 | } | |
bdb6d971 JH |
5743 | } |
5744 | ||
0f4e68cf | 5745 | if (opcode >= ARRAY_SIZE(mgmt_handlers) || |
8ce8e2b5 | 5746 | mgmt_handlers[opcode].func == NULL) { |
0381101f | 5747 | BT_DBG("Unknown op %u", opcode); |
ca69b795 | 5748 | err = cmd_status(sk, index, opcode, |
04124681 | 5749 | MGMT_STATUS_UNKNOWN_COMMAND); |
0f4e68cf JH |
5750 | goto done; |
5751 | } | |
5752 | ||
73d1df2a MH |
5753 | if (hdev && (opcode <= MGMT_OP_READ_INDEX_LIST || |
5754 | opcode == MGMT_OP_READ_UNCONF_INDEX_LIST)) { | |
5755 | err = cmd_status(sk, index, opcode, | |
5756 | MGMT_STATUS_INVALID_INDEX); | |
5757 | goto done; | |
5758 | } | |
5759 | ||
5760 | if (!hdev && (opcode > MGMT_OP_READ_INDEX_LIST && | |
5761 | opcode != MGMT_OP_READ_UNCONF_INDEX_LIST)) { | |
0f4e68cf | 5762 | err = cmd_status(sk, index, opcode, |
04124681 | 5763 | MGMT_STATUS_INVALID_INDEX); |
0f4e68cf | 5764 | goto done; |
0381101f JH |
5765 | } |
5766 | ||
be22b54e JH |
5767 | handler = &mgmt_handlers[opcode]; |
5768 | ||
5769 | if ((handler->var_len && len < handler->data_len) || | |
8ce8e2b5 | 5770 | (!handler->var_len && len != handler->data_len)) { |
be22b54e | 5771 | err = cmd_status(sk, index, opcode, |
04124681 | 5772 | MGMT_STATUS_INVALID_PARAMS); |
be22b54e JH |
5773 | goto done; |
5774 | } | |
5775 | ||
0f4e68cf JH |
5776 | if (hdev) |
5777 | mgmt_init_hdev(sk, hdev); | |
5778 | ||
5779 | cp = buf + sizeof(*hdr); | |
5780 | ||
be22b54e | 5781 | err = handler->func(sk, hdev, cp, len); |
e41d8b4e JH |
5782 | if (err < 0) |
5783 | goto done; | |
5784 | ||
0381101f JH |
5785 | err = msglen; |
5786 | ||
5787 | done: | |
bdb6d971 JH |
5788 | if (hdev) |
5789 | hci_dev_put(hdev); | |
5790 | ||
0381101f JH |
5791 | kfree(buf); |
5792 | return err; | |
5793 | } | |
c71e97bf | 5794 | |
bf6b56db | 5795 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 5796 | { |
1514b892 | 5797 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 5798 | return; |
bb4b2a9a | 5799 | |
0602a8ad MH |
5800 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
5801 | return; | |
5802 | ||
5803 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) | |
5804 | mgmt_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev, NULL, 0, NULL); | |
5805 | else | |
5806 | mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL); | |
c71e97bf JH |
5807 | } |
5808 | ||
bf6b56db | 5809 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 5810 | { |
5f159032 | 5811 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 5812 | |
1514b892 | 5813 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 5814 | return; |
bb4b2a9a | 5815 | |
0602a8ad MH |
5816 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
5817 | return; | |
5818 | ||
744cf19e | 5819 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe | 5820 | |
edd3896b MH |
5821 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) |
5822 | mgmt_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev, NULL, 0, NULL); | |
5823 | else | |
5824 | mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL); | |
eec8d2bc JH |
5825 | } |
5826 | ||
6046dc3e | 5827 | /* This function requires the caller holds hdev->lock */ |
d7347f3c | 5828 | static void restart_le_actions(struct hci_dev *hdev) |
6046dc3e AG |
5829 | { |
5830 | struct hci_conn_params *p; | |
5831 | ||
5832 | list_for_each_entry(p, &hdev->le_conn_params, list) { | |
d7347f3c JH |
5833 | /* Needed for AUTO_OFF case where might not "really" |
5834 | * have been powered off. | |
5835 | */ | |
5836 | list_del_init(&p->action); | |
5837 | ||
5838 | switch (p->auto_connect) { | |
4b9e7e75 | 5839 | case HCI_AUTO_CONN_DIRECT: |
d7347f3c JH |
5840 | case HCI_AUTO_CONN_ALWAYS: |
5841 | list_add(&p->action, &hdev->pend_le_conns); | |
5842 | break; | |
5843 | case HCI_AUTO_CONN_REPORT: | |
5844 | list_add(&p->action, &hdev->pend_le_reports); | |
5845 | break; | |
5846 | default: | |
5847 | break; | |
c83ed19d | 5848 | } |
6046dc3e | 5849 | } |
c83ed19d | 5850 | |
c83ed19d | 5851 | hci_update_background_scan(hdev); |
6046dc3e AG |
5852 | } |
5853 | ||
229ab39c JH |
5854 | static void powered_complete(struct hci_dev *hdev, u8 status) |
5855 | { | |
5856 | struct cmd_lookup match = { NULL, hdev }; | |
5857 | ||
5858 | BT_DBG("status 0x%02x", status); | |
5859 | ||
5860 | hci_dev_lock(hdev); | |
5861 | ||
d7347f3c | 5862 | restart_le_actions(hdev); |
6046dc3e | 5863 | |
229ab39c JH |
5864 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
5865 | ||
5866 | new_settings(hdev, match.sk); | |
5867 | ||
5868 | hci_dev_unlock(hdev); | |
5869 | ||
5870 | if (match.sk) | |
5871 | sock_put(match.sk); | |
5872 | } | |
5873 | ||
70da6243 | 5874 | static int powered_update_hci(struct hci_dev *hdev) |
5add6af8 | 5875 | { |
890ea898 | 5876 | struct hci_request req; |
70da6243 | 5877 | u8 link_sec; |
5add6af8 | 5878 | |
890ea898 JH |
5879 | hci_req_init(&req, hdev); |
5880 | ||
70da6243 JH |
5881 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
5882 | !lmp_host_ssp_capable(hdev)) { | |
5883 | u8 ssp = 1; | |
5e5282bb | 5884 | |
890ea898 | 5885 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, 1, &ssp); |
70da6243 | 5886 | } |
5add6af8 | 5887 | |
c73eee91 JH |
5888 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
5889 | lmp_bredr_capable(hdev)) { | |
70da6243 | 5890 | struct hci_cp_write_le_host_supported cp; |
f0ff92fb | 5891 | |
32226e4f MH |
5892 | cp.le = 0x01; |
5893 | cp.simul = 0x00; | |
3d1cbdd6 | 5894 | |
70da6243 JH |
5895 | /* Check first if we already have the right |
5896 | * host state (host features set) | |
5897 | */ | |
5898 | if (cp.le != lmp_host_le_capable(hdev) || | |
5899 | cp.simul != lmp_host_le_br_capable(hdev)) | |
890ea898 JH |
5900 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
5901 | sizeof(cp), &cp); | |
70da6243 | 5902 | } |
3d1cbdd6 | 5903 | |
d13eafce | 5904 | if (lmp_le_capable(hdev)) { |
441ad2d0 MH |
5905 | /* Make sure the controller has a good default for |
5906 | * advertising data. This also applies to the case | |
5907 | * where BR/EDR was toggled during the AUTO_OFF phase. | |
5908 | */ | |
f14d8f64 | 5909 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { |
5947f4bc | 5910 | update_adv_data(&req); |
f14d8f64 MH |
5911 | update_scan_rsp_data(&req); |
5912 | } | |
441ad2d0 | 5913 | |
bba3aa55 MH |
5914 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
5915 | enable_advertising(&req); | |
eeca6f89 JH |
5916 | } |
5917 | ||
70da6243 JH |
5918 | link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
5919 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) | |
890ea898 JH |
5920 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
5921 | sizeof(link_sec), &link_sec); | |
562fcc24 | 5922 | |
70da6243 | 5923 | if (lmp_bredr_capable(hdev)) { |
432df05e JH |
5924 | write_fast_connectable(&req, false); |
5925 | hci_update_page_scan(hdev, &req); | |
890ea898 | 5926 | update_class(&req); |
13928971 | 5927 | update_name(&req); |
890ea898 | 5928 | update_eir(&req); |
70da6243 | 5929 | } |
562fcc24 | 5930 | |
229ab39c | 5931 | return hci_req_run(&req, powered_complete); |
70da6243 | 5932 | } |
562fcc24 | 5933 | |
70da6243 JH |
5934 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
5935 | { | |
5936 | struct cmd_lookup match = { NULL, hdev }; | |
229ab39c JH |
5937 | u8 status_not_powered = MGMT_STATUS_NOT_POWERED; |
5938 | u8 zero_cod[] = { 0, 0, 0 }; | |
70da6243 | 5939 | int err; |
f0ff92fb | 5940 | |
70da6243 JH |
5941 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
5942 | return 0; | |
5943 | ||
70da6243 | 5944 | if (powered) { |
229ab39c JH |
5945 | if (powered_update_hci(hdev) == 0) |
5946 | return 0; | |
fe038884 | 5947 | |
229ab39c JH |
5948 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
5949 | &match); | |
5950 | goto new_settings; | |
b24752fe JH |
5951 | } |
5952 | ||
229ab39c JH |
5953 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
5954 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status_not_powered); | |
5955 | ||
5956 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
5957 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, | |
5958 | zero_cod, sizeof(zero_cod), NULL); | |
5959 | ||
5960 | new_settings: | |
beadb2bd | 5961 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
5962 | |
5963 | if (match.sk) | |
5964 | sock_put(match.sk); | |
5965 | ||
7bb895d6 | 5966 | return err; |
5add6af8 | 5967 | } |
73f22f62 | 5968 | |
3eec705e | 5969 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc JH |
5970 | { |
5971 | struct pending_cmd *cmd; | |
5972 | u8 status; | |
5973 | ||
5974 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
5975 | if (!cmd) | |
3eec705e | 5976 | return; |
96570ffc JH |
5977 | |
5978 | if (err == -ERFKILL) | |
5979 | status = MGMT_STATUS_RFKILLED; | |
5980 | else | |
5981 | status = MGMT_STATUS_FAILED; | |
5982 | ||
3eec705e | 5983 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
5984 | |
5985 | mgmt_pending_remove(cmd); | |
96570ffc JH |
5986 | } |
5987 | ||
d1967ff8 MH |
5988 | void mgmt_discoverable_timeout(struct hci_dev *hdev) |
5989 | { | |
5990 | struct hci_request req; | |
d1967ff8 MH |
5991 | |
5992 | hci_dev_lock(hdev); | |
5993 | ||
5994 | /* When discoverable timeout triggers, then just make sure | |
5995 | * the limited discoverable flag is cleared. Even in the case | |
5996 | * of a timeout triggered from general discoverable, it is | |
5997 | * safe to unconditionally clear the flag. | |
5998 | */ | |
5999 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
9a43e25f | 6000 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
d1967ff8 MH |
6001 | |
6002 | hci_req_init(&req, hdev); | |
4b580614 JH |
6003 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
6004 | u8 scan = SCAN_PAGE; | |
6005 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, | |
6006 | sizeof(scan), &scan); | |
6007 | } | |
d1967ff8 | 6008 | update_class(&req); |
9a43e25f | 6009 | update_adv_data(&req); |
d1967ff8 MH |
6010 | hci_req_run(&req, NULL); |
6011 | ||
6012 | hdev->discov_timeout = 0; | |
6013 | ||
9a43e25f JH |
6014 | new_settings(hdev, NULL); |
6015 | ||
d1967ff8 MH |
6016 | hci_dev_unlock(hdev); |
6017 | } | |
6018 | ||
dc4a5ee2 MH |
6019 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
6020 | bool persistent) | |
55ed8ca1 | 6021 | { |
86742e1e | 6022 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 6023 | |
a492cd52 | 6024 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 6025 | |
a492cd52 | 6026 | ev.store_hint = persistent; |
d753fdc4 | 6027 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 6028 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 6029 | ev.key.type = key->type; |
9b3b4460 | 6030 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 6031 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 6032 | |
dc4a5ee2 | 6033 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 6034 | } |
f7520543 | 6035 | |
d7b25450 JH |
6036 | static u8 mgmt_ltk_type(struct smp_ltk *ltk) |
6037 | { | |
6038 | if (ltk->authenticated) | |
6039 | return MGMT_LTK_AUTHENTICATED; | |
6040 | ||
6041 | return MGMT_LTK_UNAUTHENTICATED; | |
6042 | } | |
6043 | ||
53ac6ab6 | 6044 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) |
346af67b VCG |
6045 | { |
6046 | struct mgmt_ev_new_long_term_key ev; | |
6047 | ||
6048 | memset(&ev, 0, sizeof(ev)); | |
6049 | ||
5192d301 MH |
6050 | /* Devices using resolvable or non-resolvable random addresses |
6051 | * without providing an indentity resolving key don't require | |
6052 | * to store long term keys. Their addresses will change the | |
6053 | * next time around. | |
6054 | * | |
6055 | * Only when a remote device provides an identity address | |
6056 | * make sure the long term key is stored. If the remote | |
6057 | * identity is known, the long term keys are internally | |
6058 | * mapped to the identity address. So allow static random | |
6059 | * and public addresses here. | |
6060 | */ | |
ba74b666 JH |
6061 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
6062 | (key->bdaddr.b[5] & 0xc0) != 0xc0) | |
6063 | ev.store_hint = 0x00; | |
6064 | else | |
53ac6ab6 | 6065 | ev.store_hint = persistent; |
ba74b666 | 6066 | |
346af67b | 6067 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
57c1477c | 6068 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
d7b25450 | 6069 | ev.key.type = mgmt_ltk_type(key); |
346af67b VCG |
6070 | ev.key.enc_size = key->enc_size; |
6071 | ev.key.ediv = key->ediv; | |
fe39c7b2 | 6072 | ev.key.rand = key->rand; |
346af67b | 6073 | |
2ceba539 | 6074 | if (key->type == SMP_LTK) |
346af67b VCG |
6075 | ev.key.master = 1; |
6076 | ||
346af67b VCG |
6077 | memcpy(ev.key.val, key->val, sizeof(key->val)); |
6078 | ||
083368f7 | 6079 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
6080 | } |
6081 | ||
95fbac8a JH |
6082 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk) |
6083 | { | |
6084 | struct mgmt_ev_new_irk ev; | |
6085 | ||
6086 | memset(&ev, 0, sizeof(ev)); | |
6087 | ||
bab6d1e5 MH |
6088 | /* For identity resolving keys from devices that are already |
6089 | * using a public address or static random address, do not | |
6090 | * ask for storing this key. The identity resolving key really | |
6091 | * is only mandatory for devices using resovlable random | |
6092 | * addresses. | |
6093 | * | |
6094 | * Storing all identity resolving keys has the downside that | |
6095 | * they will be also loaded on next boot of they system. More | |
6096 | * identity resolving keys, means more time during scanning is | |
6097 | * needed to actually resolve these addresses. | |
6098 | */ | |
6099 | if (bacmp(&irk->rpa, BDADDR_ANY)) | |
6100 | ev.store_hint = 0x01; | |
6101 | else | |
6102 | ev.store_hint = 0x00; | |
6103 | ||
95fbac8a JH |
6104 | bacpy(&ev.rpa, &irk->rpa); |
6105 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); | |
6106 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); | |
6107 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); | |
6108 | ||
6109 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); | |
6110 | } | |
6111 | ||
53ac6ab6 MH |
6112 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
6113 | bool persistent) | |
7ee4ea36 MH |
6114 | { |
6115 | struct mgmt_ev_new_csrk ev; | |
6116 | ||
6117 | memset(&ev, 0, sizeof(ev)); | |
6118 | ||
6119 | /* Devices using resolvable or non-resolvable random addresses | |
6120 | * without providing an indentity resolving key don't require | |
6121 | * to store signature resolving keys. Their addresses will change | |
6122 | * the next time around. | |
6123 | * | |
6124 | * Only when a remote device provides an identity address | |
6125 | * make sure the signature resolving key is stored. So allow | |
6126 | * static random and public addresses here. | |
6127 | */ | |
6128 | if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && | |
6129 | (csrk->bdaddr.b[5] & 0xc0) != 0xc0) | |
6130 | ev.store_hint = 0x00; | |
6131 | else | |
53ac6ab6 | 6132 | ev.store_hint = persistent; |
7ee4ea36 MH |
6133 | |
6134 | bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); | |
6135 | ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); | |
6136 | ev.key.master = csrk->master; | |
6137 | memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); | |
6138 | ||
6139 | mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); | |
6140 | } | |
6141 | ||
ffb5a827 | 6142 | void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, |
f4869e2a JH |
6143 | u8 bdaddr_type, u8 store_hint, u16 min_interval, |
6144 | u16 max_interval, u16 latency, u16 timeout) | |
ffb5a827 AG |
6145 | { |
6146 | struct mgmt_ev_new_conn_param ev; | |
6147 | ||
c103aea6 JH |
6148 | if (!hci_is_identity_address(bdaddr, bdaddr_type)) |
6149 | return; | |
6150 | ||
ffb5a827 AG |
6151 | memset(&ev, 0, sizeof(ev)); |
6152 | bacpy(&ev.addr.bdaddr, bdaddr); | |
6153 | ev.addr.type = link_to_bdaddr(LE_LINK, bdaddr_type); | |
f4869e2a | 6154 | ev.store_hint = store_hint; |
ffb5a827 AG |
6155 | ev.min_interval = cpu_to_le16(min_interval); |
6156 | ev.max_interval = cpu_to_le16(max_interval); | |
6157 | ev.latency = cpu_to_le16(latency); | |
6158 | ev.timeout = cpu_to_le16(timeout); | |
6159 | ||
6160 | mgmt_event(MGMT_EV_NEW_CONN_PARAM, hdev, &ev, sizeof(ev), NULL); | |
6161 | } | |
6162 | ||
94933991 MH |
6163 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
6164 | u8 data_len) | |
6165 | { | |
6166 | eir[eir_len++] = sizeof(type) + data_len; | |
6167 | eir[eir_len++] = type; | |
6168 | memcpy(&eir[eir_len], data, data_len); | |
6169 | eir_len += data_len; | |
6170 | ||
6171 | return eir_len; | |
6172 | } | |
6173 | ||
48ec92fa AA |
6174 | void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, |
6175 | u32 flags, u8 *name, u8 name_len) | |
f7520543 | 6176 | { |
b644ba33 JH |
6177 | char buf[512]; |
6178 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
6179 | u16 eir_len = 0; | |
f7520543 | 6180 | |
48ec92fa AA |
6181 | bacpy(&ev->addr.bdaddr, &conn->dst); |
6182 | ev->addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
f7520543 | 6183 | |
c95f0ba7 | 6184 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 6185 | |
fd45ada9 AA |
6186 | /* We must ensure that the EIR Data fields are ordered and |
6187 | * unique. Keep it simple for now and avoid the problem by not | |
6188 | * adding any BR/EDR data to the LE adv. | |
6189 | */ | |
6190 | if (conn->le_adv_data_len > 0) { | |
6191 | memcpy(&ev->eir[eir_len], | |
6192 | conn->le_adv_data, conn->le_adv_data_len); | |
6193 | eir_len = conn->le_adv_data_len; | |
6194 | } else { | |
6195 | if (name_len > 0) | |
6196 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
6197 | name, name_len); | |
b644ba33 | 6198 | |
fd45ada9 AA |
6199 | if (conn->dev_class && |
6200 | memcmp(conn->dev_class, "\0\0\0", 3) != 0) | |
6201 | eir_len = eir_append_data(ev->eir, eir_len, | |
6202 | EIR_CLASS_OF_DEV, | |
6203 | conn->dev_class, 3); | |
6204 | } | |
b644ba33 | 6205 | |
eb55ef07 | 6206 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 6207 | |
ecd90ae7 MH |
6208 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
6209 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
6210 | } |
6211 | ||
8962ee74 JH |
6212 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
6213 | { | |
c68fb7ff | 6214 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 6215 | struct sock **sk = data; |
a38528f1 | 6216 | struct mgmt_rp_disconnect rp; |
8962ee74 | 6217 | |
88c3df13 JH |
6218 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
6219 | rp.addr.type = cp->addr.type; | |
8962ee74 | 6220 | |
aee9b218 | 6221 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp, |
04124681 | 6222 | sizeof(rp)); |
8962ee74 JH |
6223 | |
6224 | *sk = cmd->sk; | |
6225 | sock_hold(*sk); | |
6226 | ||
a664b5bc | 6227 | mgmt_pending_remove(cmd); |
8962ee74 JH |
6228 | } |
6229 | ||
124f6e35 | 6230 | static void unpair_device_rsp(struct pending_cmd *cmd, void *data) |
a8a1d19e | 6231 | { |
b1078ad0 | 6232 | struct hci_dev *hdev = data; |
124f6e35 JH |
6233 | struct mgmt_cp_unpair_device *cp = cmd->param; |
6234 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
6235 | |
6236 | memset(&rp, 0, sizeof(rp)); | |
124f6e35 JH |
6237 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
6238 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 6239 | |
b1078ad0 JH |
6240 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
6241 | ||
aee9b218 | 6242 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp)); |
a8a1d19e JH |
6243 | |
6244 | mgmt_pending_remove(cmd); | |
6245 | } | |
6246 | ||
84c61d92 JH |
6247 | bool mgmt_powering_down(struct hci_dev *hdev) |
6248 | { | |
6249 | struct pending_cmd *cmd; | |
6250 | struct mgmt_mode *cp; | |
6251 | ||
6252 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
6253 | if (!cmd) | |
6254 | return false; | |
6255 | ||
6256 | cp = cmd->param; | |
6257 | if (!cp->val) | |
6258 | return true; | |
6259 | ||
6260 | return false; | |
6261 | } | |
6262 | ||
9b80ec5e | 6263 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
6264 | u8 link_type, u8 addr_type, u8 reason, |
6265 | bool mgmt_connected) | |
f7520543 | 6266 | { |
f0d6a0ea | 6267 | struct mgmt_ev_device_disconnected ev; |
8962ee74 | 6268 | struct sock *sk = NULL; |
8962ee74 | 6269 | |
84c61d92 JH |
6270 | /* The connection is still in hci_conn_hash so test for 1 |
6271 | * instead of 0 to know if this is the last one. | |
6272 | */ | |
6273 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { | |
6274 | cancel_delayed_work(&hdev->power_off); | |
6275 | queue_work(hdev->req_workqueue, &hdev->power_off.work); | |
8b064a3a JH |
6276 | } |
6277 | ||
12d4a3b2 JH |
6278 | if (!mgmt_connected) |
6279 | return; | |
6280 | ||
57eb776f AG |
6281 | if (link_type != ACL_LINK && link_type != LE_LINK) |
6282 | return; | |
6283 | ||
744cf19e | 6284 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 6285 | |
f0d6a0ea MA |
6286 | bacpy(&ev.addr.bdaddr, bdaddr); |
6287 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
6288 | ev.reason = reason; | |
f7520543 | 6289 | |
9b80ec5e | 6290 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
6291 | |
6292 | if (sk) | |
d97dcb66 | 6293 | sock_put(sk); |
8962ee74 | 6294 | |
124f6e35 | 6295 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 6296 | hdev); |
8962ee74 JH |
6297 | } |
6298 | ||
7892924c MH |
6299 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6300 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 6301 | { |
3655bba8 AG |
6302 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
6303 | struct mgmt_cp_disconnect *cp; | |
88c3df13 | 6304 | struct mgmt_rp_disconnect rp; |
8962ee74 | 6305 | struct pending_cmd *cmd; |
8962ee74 | 6306 | |
36a75f1b JD |
6307 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
6308 | hdev); | |
6309 | ||
2e58ef3e | 6310 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 6311 | if (!cmd) |
7892924c | 6312 | return; |
8962ee74 | 6313 | |
3655bba8 AG |
6314 | cp = cmd->param; |
6315 | ||
6316 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
6317 | return; | |
6318 | ||
6319 | if (cp->addr.type != bdaddr_type) | |
6320 | return; | |
6321 | ||
88c3df13 | 6322 | bacpy(&rp.addr.bdaddr, bdaddr); |
3655bba8 | 6323 | rp.addr.type = bdaddr_type; |
37d9ef76 | 6324 | |
7892924c MH |
6325 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, |
6326 | mgmt_status(status), &rp, sizeof(rp)); | |
8962ee74 | 6327 | |
a664b5bc | 6328 | mgmt_pending_remove(cmd); |
f7520543 | 6329 | } |
17d5c04c | 6330 | |
445608d0 MH |
6331 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6332 | u8 addr_type, u8 status) | |
17d5c04c JH |
6333 | { |
6334 | struct mgmt_ev_connect_failed ev; | |
c9910d0f | 6335 | |
84c61d92 JH |
6336 | /* The connection is still in hci_conn_hash so test for 1 |
6337 | * instead of 0 to know if this is the last one. | |
6338 | */ | |
6339 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { | |
6340 | cancel_delayed_work(&hdev->power_off); | |
6341 | queue_work(hdev->req_workqueue, &hdev->power_off.work); | |
c9910d0f | 6342 | } |
17d5c04c | 6343 | |
4c659c39 | 6344 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6345 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 6346 | ev.status = mgmt_status(status); |
17d5c04c | 6347 | |
445608d0 | 6348 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 6349 | } |
980e1a53 | 6350 | |
ce0e4a0d | 6351 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
6352 | { |
6353 | struct mgmt_ev_pin_code_request ev; | |
6354 | ||
d8457698 | 6355 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 6356 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 6357 | ev.secure = secure; |
980e1a53 | 6358 | |
ce0e4a0d | 6359 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
6360 | } |
6361 | ||
e669cf80 MH |
6362 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6363 | u8 status) | |
980e1a53 JH |
6364 | { |
6365 | struct pending_cmd *cmd; | |
ac56fb13 | 6366 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 6367 | |
2e58ef3e | 6368 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 6369 | if (!cmd) |
e669cf80 | 6370 | return; |
980e1a53 | 6371 | |
d8457698 | 6372 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 6373 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 6374 | |
e669cf80 MH |
6375 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
6376 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 6377 | |
a664b5bc | 6378 | mgmt_pending_remove(cmd); |
980e1a53 JH |
6379 | } |
6380 | ||
3eb38528 MH |
6381 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6382 | u8 status) | |
980e1a53 JH |
6383 | { |
6384 | struct pending_cmd *cmd; | |
ac56fb13 | 6385 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 6386 | |
2e58ef3e | 6387 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 6388 | if (!cmd) |
3eb38528 | 6389 | return; |
980e1a53 | 6390 | |
d8457698 | 6391 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 6392 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 6393 | |
3eb38528 MH |
6394 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
6395 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 6396 | |
a664b5bc | 6397 | mgmt_pending_remove(cmd); |
980e1a53 | 6398 | } |
a5c29683 | 6399 | |
744cf19e | 6400 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 6401 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 6402 | u8 confirm_hint) |
a5c29683 JH |
6403 | { |
6404 | struct mgmt_ev_user_confirm_request ev; | |
6405 | ||
744cf19e | 6406 | BT_DBG("%s", hdev->name); |
a5c29683 | 6407 | |
272d90df | 6408 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6409 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 6410 | ev.confirm_hint = confirm_hint; |
39adbffe | 6411 | ev.value = cpu_to_le32(value); |
a5c29683 | 6412 | |
744cf19e | 6413 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 6414 | NULL); |
a5c29683 JH |
6415 | } |
6416 | ||
272d90df | 6417 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 6418 | u8 link_type, u8 addr_type) |
604086b7 BG |
6419 | { |
6420 | struct mgmt_ev_user_passkey_request ev; | |
6421 | ||
6422 | BT_DBG("%s", hdev->name); | |
6423 | ||
272d90df | 6424 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6425 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
6426 | |
6427 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 6428 | NULL); |
604086b7 BG |
6429 | } |
6430 | ||
0df4c185 | 6431 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
6432 | u8 link_type, u8 addr_type, u8 status, |
6433 | u8 opcode) | |
a5c29683 JH |
6434 | { |
6435 | struct pending_cmd *cmd; | |
6436 | struct mgmt_rp_user_confirm_reply rp; | |
6437 | int err; | |
6438 | ||
2e58ef3e | 6439 | cmd = mgmt_pending_find(opcode, hdev); |
a5c29683 JH |
6440 | if (!cmd) |
6441 | return -ENOENT; | |
6442 | ||
272d90df | 6443 | bacpy(&rp.addr.bdaddr, bdaddr); |
57c1477c | 6444 | rp.addr.type = link_to_bdaddr(link_type, addr_type); |
aee9b218 | 6445 | err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status), |
04124681 | 6446 | &rp, sizeof(rp)); |
a5c29683 | 6447 | |
a664b5bc | 6448 | mgmt_pending_remove(cmd); |
a5c29683 JH |
6449 | |
6450 | return err; | |
6451 | } | |
6452 | ||
744cf19e | 6453 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6454 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 6455 | { |
272d90df | 6456 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 6457 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
6458 | } |
6459 | ||
272d90df | 6460 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6461 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 6462 | { |
272d90df | 6463 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
6464 | status, |
6465 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 6466 | } |
2a611692 | 6467 | |
604086b7 | 6468 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6469 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 6470 | { |
272d90df | 6471 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 6472 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
6473 | } |
6474 | ||
272d90df | 6475 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6476 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 6477 | { |
272d90df | 6478 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
6479 | status, |
6480 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
6481 | } |
6482 | ||
92a25256 JH |
6483 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6484 | u8 link_type, u8 addr_type, u32 passkey, | |
6485 | u8 entered) | |
6486 | { | |
6487 | struct mgmt_ev_passkey_notify ev; | |
6488 | ||
6489 | BT_DBG("%s", hdev->name); | |
6490 | ||
6491 | bacpy(&ev.addr.bdaddr, bdaddr); | |
6492 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
6493 | ev.passkey = __cpu_to_le32(passkey); | |
6494 | ev.entered = entered; | |
6495 | ||
6496 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
6497 | } | |
6498 | ||
e1e930f5 | 6499 | void mgmt_auth_failed(struct hci_conn *conn, u8 hci_status) |
2a611692 JH |
6500 | { |
6501 | struct mgmt_ev_auth_failed ev; | |
e1e930f5 JH |
6502 | struct pending_cmd *cmd; |
6503 | u8 status = mgmt_status(hci_status); | |
2a611692 | 6504 | |
e1e930f5 JH |
6505 | bacpy(&ev.addr.bdaddr, &conn->dst); |
6506 | ev.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
6507 | ev.status = status; | |
2a611692 | 6508 | |
e1e930f5 JH |
6509 | cmd = find_pairing(conn); |
6510 | ||
6511 | mgmt_event(MGMT_EV_AUTH_FAILED, conn->hdev, &ev, sizeof(ev), | |
6512 | cmd ? cmd->sk : NULL); | |
6513 | ||
6514 | if (cmd) | |
6515 | pairing_complete(cmd, status); | |
2a611692 | 6516 | } |
b312b161 | 6517 | |
464996ae | 6518 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
6519 | { |
6520 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 6521 | bool changed; |
33ef95ed JH |
6522 | |
6523 | if (status) { | |
6524 | u8 mgmt_err = mgmt_status(status); | |
6525 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 6526 | cmd_status_rsp, &mgmt_err); |
464996ae | 6527 | return; |
33ef95ed JH |
6528 | } |
6529 | ||
464996ae MH |
6530 | if (test_bit(HCI_AUTH, &hdev->flags)) |
6531 | changed = !test_and_set_bit(HCI_LINK_SECURITY, | |
6532 | &hdev->dev_flags); | |
6533 | else | |
6534 | changed = test_and_clear_bit(HCI_LINK_SECURITY, | |
6535 | &hdev->dev_flags); | |
47990ea0 | 6536 | |
33ef95ed | 6537 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 6538 | &match); |
33ef95ed | 6539 | |
47990ea0 | 6540 | if (changed) |
464996ae | 6541 | new_settings(hdev, match.sk); |
33ef95ed JH |
6542 | |
6543 | if (match.sk) | |
6544 | sock_put(match.sk); | |
33ef95ed JH |
6545 | } |
6546 | ||
890ea898 | 6547 | static void clear_eir(struct hci_request *req) |
cacaf52f | 6548 | { |
890ea898 | 6549 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
6550 | struct hci_cp_write_eir cp; |
6551 | ||
976eb20e | 6552 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 6553 | return; |
cacaf52f | 6554 | |
c80da27e JH |
6555 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
6556 | ||
cacaf52f JH |
6557 | memset(&cp, 0, sizeof(cp)); |
6558 | ||
890ea898 | 6559 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
6560 | } |
6561 | ||
3e248560 | 6562 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
6563 | { |
6564 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 6565 | struct hci_request req; |
c0ecddc2 | 6566 | bool changed = false; |
ed2c4ee3 JH |
6567 | |
6568 | if (status) { | |
6569 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 JH |
6570 | |
6571 | if (enable && test_and_clear_bit(HCI_SSP_ENABLED, | |
9ecb3e24 MH |
6572 | &hdev->dev_flags)) { |
6573 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
3e248560 | 6574 | new_settings(hdev, NULL); |
9ecb3e24 | 6575 | } |
c0ecddc2 | 6576 | |
04124681 GP |
6577 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
6578 | &mgmt_err); | |
3e248560 | 6579 | return; |
c0ecddc2 JH |
6580 | } |
6581 | ||
6582 | if (enable) { | |
9ecb3e24 | 6583 | changed = !test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
c0ecddc2 | 6584 | } else { |
9ecb3e24 MH |
6585 | changed = test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
6586 | if (!changed) | |
6587 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
6588 | &hdev->dev_flags); | |
6589 | else | |
6590 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
ed2c4ee3 JH |
6591 | } |
6592 | ||
6593 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
6594 | ||
c0ecddc2 | 6595 | if (changed) |
3e248560 | 6596 | new_settings(hdev, match.sk); |
ed2c4ee3 | 6597 | |
5fc6ebb1 | 6598 | if (match.sk) |
ed2c4ee3 JH |
6599 | sock_put(match.sk); |
6600 | ||
890ea898 JH |
6601 | hci_req_init(&req, hdev); |
6602 | ||
3769972b JH |
6603 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
6604 | if (test_bit(HCI_USE_DEBUG_KEYS, &hdev->dev_flags)) | |
6605 | hci_req_add(&req, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
6606 | sizeof(enable), &enable); | |
890ea898 | 6607 | update_eir(&req); |
3769972b | 6608 | } else { |
890ea898 | 6609 | clear_eir(&req); |
3769972b | 6610 | } |
890ea898 JH |
6611 | |
6612 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
6613 | } |
6614 | ||
eac83dc6 MH |
6615 | void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
6616 | { | |
6617 | struct cmd_lookup match = { NULL, hdev }; | |
6618 | bool changed = false; | |
6619 | ||
6620 | if (status) { | |
6621 | u8 mgmt_err = mgmt_status(status); | |
6622 | ||
0ab04a9c MH |
6623 | if (enable) { |
6624 | if (test_and_clear_bit(HCI_SC_ENABLED, | |
6625 | &hdev->dev_flags)) | |
6626 | new_settings(hdev, NULL); | |
6627 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
6628 | } | |
eac83dc6 MH |
6629 | |
6630 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
6631 | cmd_status_rsp, &mgmt_err); | |
6632 | return; | |
6633 | } | |
6634 | ||
0ab04a9c | 6635 | if (enable) { |
eac83dc6 | 6636 | changed = !test_and_set_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c | 6637 | } else { |
eac83dc6 | 6638 | changed = test_and_clear_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c MH |
6639 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
6640 | } | |
eac83dc6 MH |
6641 | |
6642 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
6643 | settings_rsp, &match); | |
6644 | ||
6645 | if (changed) | |
6646 | new_settings(hdev, match.sk); | |
6647 | ||
6648 | if (match.sk) | |
6649 | sock_put(match.sk); | |
6650 | } | |
6651 | ||
92da6097 | 6652 | static void sk_lookup(struct pending_cmd *cmd, void *data) |
90e70454 JH |
6653 | { |
6654 | struct cmd_lookup *match = data; | |
6655 | ||
90e70454 JH |
6656 | if (match->sk == NULL) { |
6657 | match->sk = cmd->sk; | |
6658 | sock_hold(match->sk); | |
6659 | } | |
90e70454 JH |
6660 | } |
6661 | ||
4e1b0245 MH |
6662 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
6663 | u8 status) | |
7f9a903c | 6664 | { |
90e70454 | 6665 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 6666 | |
92da6097 JH |
6667 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
6668 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
6669 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
6670 | |
6671 | if (!status) | |
4e1b0245 MH |
6672 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, 3, |
6673 | NULL); | |
90e70454 JH |
6674 | |
6675 | if (match.sk) | |
6676 | sock_put(match.sk); | |
7f9a903c MH |
6677 | } |
6678 | ||
7667da34 | 6679 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 6680 | { |
b312b161 | 6681 | struct mgmt_cp_set_local_name ev; |
13928971 | 6682 | struct pending_cmd *cmd; |
28cc7bde | 6683 | |
13928971 | 6684 | if (status) |
7667da34 | 6685 | return; |
b312b161 JH |
6686 | |
6687 | memset(&ev, 0, sizeof(ev)); | |
6688 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 6689 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 6690 | |
2e58ef3e | 6691 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
6692 | if (!cmd) { |
6693 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 6694 | |
13928971 JH |
6695 | /* If this is a HCI command related to powering on the |
6696 | * HCI dev don't send any mgmt signals. | |
6697 | */ | |
6698 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
7667da34 | 6699 | return; |
890ea898 | 6700 | } |
b312b161 | 6701 | |
7667da34 MH |
6702 | mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
6703 | cmd ? cmd->sk : NULL); | |
b312b161 | 6704 | } |
c35938b2 | 6705 | |
4d2d2796 MH |
6706 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
6707 | u8 *randomizer192, u8 *hash256, | |
6708 | u8 *randomizer256, u8 status) | |
c35938b2 SJ |
6709 | { |
6710 | struct pending_cmd *cmd; | |
c35938b2 | 6711 | |
744cf19e | 6712 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 6713 | |
2e58ef3e | 6714 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 | 6715 | if (!cmd) |
3edaf092 | 6716 | return; |
c35938b2 SJ |
6717 | |
6718 | if (status) { | |
3edaf092 MH |
6719 | cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
6720 | mgmt_status(status)); | |
c35938b2 | 6721 | } else { |
4d2d2796 MH |
6722 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && |
6723 | hash256 && randomizer256) { | |
6724 | struct mgmt_rp_read_local_oob_ext_data rp; | |
6725 | ||
6726 | memcpy(rp.hash192, hash192, sizeof(rp.hash192)); | |
6727 | memcpy(rp.randomizer192, randomizer192, | |
6728 | sizeof(rp.randomizer192)); | |
c35938b2 | 6729 | |
4d2d2796 MH |
6730 | memcpy(rp.hash256, hash256, sizeof(rp.hash256)); |
6731 | memcpy(rp.randomizer256, randomizer256, | |
6732 | sizeof(rp.randomizer256)); | |
c35938b2 | 6733 | |
4d2d2796 MH |
6734 | cmd_complete(cmd->sk, hdev->id, |
6735 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
6736 | &rp, sizeof(rp)); | |
6737 | } else { | |
6738 | struct mgmt_rp_read_local_oob_data rp; | |
6739 | ||
6740 | memcpy(rp.hash, hash192, sizeof(rp.hash)); | |
6741 | memcpy(rp.randomizer, randomizer192, | |
6742 | sizeof(rp.randomizer)); | |
6743 | ||
6744 | cmd_complete(cmd->sk, hdev->id, | |
6745 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
6746 | &rp, sizeof(rp)); | |
6747 | } | |
c35938b2 SJ |
6748 | } |
6749 | ||
6750 | mgmt_pending_remove(cmd); | |
c35938b2 | 6751 | } |
e17acd40 | 6752 | |
901801b9 | 6753 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
af58925c MH |
6754 | u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, |
6755 | u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) | |
e17acd40 | 6756 | { |
e319d2e7 JH |
6757 | char buf[512]; |
6758 | struct mgmt_ev_device_found *ev = (void *) buf; | |
1dc06093 | 6759 | size_t ev_size; |
e17acd40 | 6760 | |
75ce208c JH |
6761 | /* Don't send events for a non-kernel initiated discovery. With |
6762 | * LE one exception is if we have pend_le_reports > 0 in which | |
6763 | * case we're doing passive scanning and want these events. | |
6764 | */ | |
6765 | if (!hci_discovery_active(hdev)) { | |
6766 | if (link_type == ACL_LINK) | |
6767 | return; | |
66f8455a | 6768 | if (link_type == LE_LINK && list_empty(&hdev->pend_le_reports)) |
75ce208c JH |
6769 | return; |
6770 | } | |
12602d0c | 6771 | |
5d2e9fad JH |
6772 | /* Make sure that the buffer is big enough. The 5 extra bytes |
6773 | * are for the potential CoD field. | |
6774 | */ | |
6775 | if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) | |
901801b9 | 6776 | return; |
7d262f86 | 6777 | |
1dc06093 JH |
6778 | memset(buf, 0, sizeof(buf)); |
6779 | ||
841c5644 JH |
6780 | bacpy(&ev->addr.bdaddr, bdaddr); |
6781 | ev->addr.type = link_to_bdaddr(link_type, addr_type); | |
e319d2e7 | 6782 | ev->rssi = rssi; |
af58925c | 6783 | ev->flags = cpu_to_le32(flags); |
e17acd40 | 6784 | |
1dc06093 | 6785 | if (eir_len > 0) |
e319d2e7 | 6786 | memcpy(ev->eir, eir, eir_len); |
e17acd40 | 6787 | |
1dc06093 JH |
6788 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
6789 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
04124681 | 6790 | dev_class, 3); |
1dc06093 | 6791 | |
5d2e9fad JH |
6792 | if (scan_rsp_len > 0) |
6793 | memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); | |
6794 | ||
6795 | ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); | |
6796 | ev_size = sizeof(*ev) + eir_len + scan_rsp_len; | |
f8523598 | 6797 | |
901801b9 | 6798 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 6799 | } |
a88a9652 | 6800 | |
9cf12aee MH |
6801 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6802 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 6803 | { |
b644ba33 JH |
6804 | struct mgmt_ev_device_found *ev; |
6805 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
6806 | u16 eir_len; | |
a88a9652 | 6807 | |
b644ba33 | 6808 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 6809 | |
b644ba33 JH |
6810 | memset(buf, 0, sizeof(buf)); |
6811 | ||
6812 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 6813 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
6814 | ev->rssi = rssi; |
6815 | ||
6816 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 6817 | name_len); |
b644ba33 | 6818 | |
eb55ef07 | 6819 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 6820 | |
9cf12aee | 6821 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 6822 | } |
314b2381 | 6823 | |
2f1e063b | 6824 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 6825 | { |
f963e8e9 | 6826 | struct mgmt_ev_discovering ev; |
164a6e78 JH |
6827 | struct pending_cmd *cmd; |
6828 | ||
343fb145 AG |
6829 | BT_DBG("%s discovering %u", hdev->name, discovering); |
6830 | ||
164a6e78 | 6831 | if (discovering) |
2e58ef3e | 6832 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
164a6e78 | 6833 | else |
2e58ef3e | 6834 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
164a6e78 JH |
6835 | |
6836 | if (cmd != NULL) { | |
f808e166 JH |
6837 | u8 type = hdev->discovery.type; |
6838 | ||
04124681 GP |
6839 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type, |
6840 | sizeof(type)); | |
164a6e78 JH |
6841 | mgmt_pending_remove(cmd); |
6842 | } | |
6843 | ||
f963e8e9 JH |
6844 | memset(&ev, 0, sizeof(ev)); |
6845 | ev.type = hdev->discovery.type; | |
6846 | ev.discovering = discovering; | |
6847 | ||
2f1e063b | 6848 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 6849 | } |
5e762444 | 6850 | |
5976e608 MH |
6851 | static void adv_enable_complete(struct hci_dev *hdev, u8 status) |
6852 | { | |
6853 | BT_DBG("%s status %u", hdev->name, status); | |
5976e608 MH |
6854 | } |
6855 | ||
6856 | void mgmt_reenable_advertising(struct hci_dev *hdev) | |
6857 | { | |
6858 | struct hci_request req; | |
6859 | ||
5976e608 MH |
6860 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
6861 | return; | |
6862 | ||
6863 | hci_req_init(&req, hdev); | |
6864 | enable_advertising(&req); | |
0ec5ae84 | 6865 | hci_req_run(&req, adv_enable_complete); |
5976e608 | 6866 | } |