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 |
854bda19 | 38 | #define MGMT_REVISION 8 |
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; |
a3209694 | 577 | settings |= MGMT_SETTING_SECURE_CONN; |
0f4bd942 | 578 | settings |= MGMT_SETTING_PRIVACY; |
eeca6f89 | 579 | } |
69ab39ea | 580 | |
eb1904f4 MH |
581 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) || |
582 | hdev->set_bdaddr) | |
9fc3bfb6 MH |
583 | settings |= MGMT_SETTING_CONFIGURATION; |
584 | ||
69ab39ea JH |
585 | return settings; |
586 | } | |
587 | ||
588 | static u32 get_current_settings(struct hci_dev *hdev) | |
589 | { | |
590 | u32 settings = 0; | |
591 | ||
f1f0eb02 | 592 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
593 | settings |= MGMT_SETTING_POWERED; |
594 | ||
5e5282bb | 595 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
69ab39ea JH |
596 | settings |= MGMT_SETTING_CONNECTABLE; |
597 | ||
1a4d3c4b JH |
598 | if (test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) |
599 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
600 | ||
5e5282bb | 601 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) |
69ab39ea JH |
602 | settings |= MGMT_SETTING_DISCOVERABLE; |
603 | ||
b6ae8457 | 604 | if (test_bit(HCI_BONDABLE, &hdev->dev_flags)) |
b2939475 | 605 | settings |= MGMT_SETTING_BONDABLE; |
69ab39ea | 606 | |
56f87901 | 607 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
608 | settings |= MGMT_SETTING_BREDR; |
609 | ||
06199cf8 | 610 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
611 | settings |= MGMT_SETTING_LE; |
612 | ||
47990ea0 | 613 | if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) |
69ab39ea JH |
614 | settings |= MGMT_SETTING_LINK_SECURITY; |
615 | ||
84bde9d6 | 616 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
617 | settings |= MGMT_SETTING_SSP; |
618 | ||
6d80dfd0 JH |
619 | if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags)) |
620 | settings |= MGMT_SETTING_HS; | |
621 | ||
f3d3444a | 622 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
eeca6f89 JH |
623 | settings |= MGMT_SETTING_ADVERTISING; |
624 | ||
e98d2ce2 MH |
625 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
626 | settings |= MGMT_SETTING_SECURE_CONN; | |
627 | ||
0663b297 | 628 | if (test_bit(HCI_KEEP_DEBUG_KEYS, &hdev->dev_flags)) |
b1de97d8 MH |
629 | settings |= MGMT_SETTING_DEBUG_KEYS; |
630 | ||
0f4bd942 JH |
631 | if (test_bit(HCI_PRIVACY, &hdev->dev_flags)) |
632 | settings |= MGMT_SETTING_PRIVACY; | |
633 | ||
69ab39ea JH |
634 | return settings; |
635 | } | |
636 | ||
ef580372 JH |
637 | #define PNP_INFO_SVCLASS_ID 0x1200 |
638 | ||
213202ed JH |
639 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
640 | { | |
641 | u8 *ptr = data, *uuids_start = NULL; | |
642 | struct bt_uuid *uuid; | |
643 | ||
644 | if (len < 4) | |
645 | return ptr; | |
646 | ||
647 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
648 | u16 uuid16; | |
649 | ||
650 | if (uuid->size != 16) | |
651 | continue; | |
652 | ||
653 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); | |
654 | if (uuid16 < 0x1100) | |
655 | continue; | |
656 | ||
657 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
658 | continue; | |
659 | ||
660 | if (!uuids_start) { | |
661 | uuids_start = ptr; | |
662 | uuids_start[0] = 1; | |
663 | uuids_start[1] = EIR_UUID16_ALL; | |
664 | ptr += 2; | |
665 | } | |
666 | ||
667 | /* Stop if not enough space to put next UUID */ | |
668 | if ((ptr - data) + sizeof(u16) > len) { | |
669 | uuids_start[1] = EIR_UUID16_SOME; | |
670 | break; | |
671 | } | |
672 | ||
673 | *ptr++ = (uuid16 & 0x00ff); | |
674 | *ptr++ = (uuid16 & 0xff00) >> 8; | |
675 | uuids_start[0] += sizeof(uuid16); | |
676 | } | |
677 | ||
678 | return ptr; | |
679 | } | |
680 | ||
cdf1963f JH |
681 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
682 | { | |
683 | u8 *ptr = data, *uuids_start = NULL; | |
684 | struct bt_uuid *uuid; | |
685 | ||
686 | if (len < 6) | |
687 | return ptr; | |
688 | ||
689 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
690 | if (uuid->size != 32) | |
691 | continue; | |
692 | ||
693 | if (!uuids_start) { | |
694 | uuids_start = ptr; | |
695 | uuids_start[0] = 1; | |
696 | uuids_start[1] = EIR_UUID32_ALL; | |
697 | ptr += 2; | |
698 | } | |
699 | ||
700 | /* Stop if not enough space to put next UUID */ | |
701 | if ((ptr - data) + sizeof(u32) > len) { | |
702 | uuids_start[1] = EIR_UUID32_SOME; | |
703 | break; | |
704 | } | |
705 | ||
706 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); | |
707 | ptr += sizeof(u32); | |
708 | uuids_start[0] += sizeof(u32); | |
709 | } | |
710 | ||
711 | return ptr; | |
712 | } | |
713 | ||
c00d575b JH |
714 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
715 | { | |
716 | u8 *ptr = data, *uuids_start = NULL; | |
717 | struct bt_uuid *uuid; | |
718 | ||
719 | if (len < 18) | |
720 | return ptr; | |
721 | ||
722 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
723 | if (uuid->size != 128) | |
724 | continue; | |
725 | ||
726 | if (!uuids_start) { | |
727 | uuids_start = ptr; | |
728 | uuids_start[0] = 1; | |
729 | uuids_start[1] = EIR_UUID128_ALL; | |
730 | ptr += 2; | |
731 | } | |
732 | ||
733 | /* Stop if not enough space to put next UUID */ | |
734 | if ((ptr - data) + 16 > len) { | |
735 | uuids_start[1] = EIR_UUID128_SOME; | |
736 | break; | |
737 | } | |
738 | ||
739 | memcpy(ptr, uuid->uuid, 16); | |
740 | ptr += 16; | |
741 | uuids_start[0] += 16; | |
742 | } | |
743 | ||
744 | return ptr; | |
745 | } | |
746 | ||
eb2a8d20 JH |
747 | static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev) |
748 | { | |
749 | struct pending_cmd *cmd; | |
750 | ||
751 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
752 | if (cmd->opcode == opcode) | |
753 | return cmd; | |
754 | } | |
755 | ||
756 | return NULL; | |
757 | } | |
758 | ||
95868426 JH |
759 | static struct pending_cmd *mgmt_pending_find_data(u16 opcode, |
760 | struct hci_dev *hdev, | |
761 | const void *data) | |
762 | { | |
763 | struct pending_cmd *cmd; | |
764 | ||
765 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
766 | if (cmd->user_data != data) | |
767 | continue; | |
768 | if (cmd->opcode == opcode) | |
769 | return cmd; | |
770 | } | |
771 | ||
772 | return NULL; | |
773 | } | |
774 | ||
f14d8f64 MH |
775 | static u8 create_scan_rsp_data(struct hci_dev *hdev, u8 *ptr) |
776 | { | |
7a5f4990 MH |
777 | u8 ad_len = 0; |
778 | size_t name_len; | |
779 | ||
780 | name_len = strlen(hdev->dev_name); | |
781 | if (name_len > 0) { | |
782 | size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2; | |
783 | ||
784 | if (name_len > max_len) { | |
785 | name_len = max_len; | |
786 | ptr[1] = EIR_NAME_SHORT; | |
787 | } else | |
788 | ptr[1] = EIR_NAME_COMPLETE; | |
789 | ||
790 | ptr[0] = name_len + 1; | |
791 | ||
792 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
793 | ||
794 | ad_len += (name_len + 2); | |
795 | ptr += (name_len + 2); | |
796 | } | |
797 | ||
798 | return ad_len; | |
f14d8f64 MH |
799 | } |
800 | ||
801 | static void update_scan_rsp_data(struct hci_request *req) | |
802 | { | |
803 | struct hci_dev *hdev = req->hdev; | |
804 | struct hci_cp_le_set_scan_rsp_data cp; | |
805 | u8 len; | |
806 | ||
7751ef1b | 807 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
f14d8f64 MH |
808 | return; |
809 | ||
810 | memset(&cp, 0, sizeof(cp)); | |
811 | ||
812 | len = create_scan_rsp_data(hdev, cp.data); | |
813 | ||
eb438b5f JH |
814 | if (hdev->scan_rsp_data_len == len && |
815 | memcmp(cp.data, hdev->scan_rsp_data, len) == 0) | |
f14d8f64 MH |
816 | return; |
817 | ||
eb438b5f JH |
818 | memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data)); |
819 | hdev->scan_rsp_data_len = len; | |
f14d8f64 MH |
820 | |
821 | cp.length = len; | |
822 | ||
823 | hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp); | |
824 | } | |
825 | ||
9a43e25f JH |
826 | static u8 get_adv_discov_flags(struct hci_dev *hdev) |
827 | { | |
828 | struct pending_cmd *cmd; | |
829 | ||
830 | /* If there's a pending mgmt command the flags will not yet have | |
831 | * their final values, so check for this first. | |
832 | */ | |
833 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
834 | if (cmd) { | |
835 | struct mgmt_mode *cp = cmd->param; | |
836 | if (cp->val == 0x01) | |
837 | return LE_AD_GENERAL; | |
838 | else if (cp->val == 0x02) | |
839 | return LE_AD_LIMITED; | |
840 | } else { | |
841 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) | |
842 | return LE_AD_LIMITED; | |
843 | else if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
844 | return LE_AD_GENERAL; | |
845 | } | |
846 | ||
847 | return 0; | |
848 | } | |
849 | ||
46cad2ed | 850 | static u8 create_adv_data(struct hci_dev *hdev, u8 *ptr) |
441ad2d0 MH |
851 | { |
852 | u8 ad_len = 0, flags = 0; | |
441ad2d0 | 853 | |
9a43e25f | 854 | flags |= get_adv_discov_flags(hdev); |
441ad2d0 | 855 | |
e834004b | 856 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
441ad2d0 | 857 | flags |= LE_AD_NO_BREDR; |
441ad2d0 MH |
858 | |
859 | if (flags) { | |
860 | BT_DBG("adv flags 0x%02x", flags); | |
861 | ||
862 | ptr[0] = 2; | |
863 | ptr[1] = EIR_FLAGS; | |
864 | ptr[2] = flags; | |
865 | ||
866 | ad_len += 3; | |
867 | ptr += 3; | |
868 | } | |
869 | ||
870 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) { | |
871 | ptr[0] = 2; | |
872 | ptr[1] = EIR_TX_POWER; | |
873 | ptr[2] = (u8) hdev->adv_tx_power; | |
874 | ||
875 | ad_len += 3; | |
876 | ptr += 3; | |
877 | } | |
878 | ||
441ad2d0 MH |
879 | return ad_len; |
880 | } | |
881 | ||
5947f4bc | 882 | static void update_adv_data(struct hci_request *req) |
441ad2d0 MH |
883 | { |
884 | struct hci_dev *hdev = req->hdev; | |
885 | struct hci_cp_le_set_adv_data cp; | |
886 | u8 len; | |
887 | ||
10994ce6 | 888 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
441ad2d0 MH |
889 | return; |
890 | ||
891 | memset(&cp, 0, sizeof(cp)); | |
892 | ||
46cad2ed | 893 | len = create_adv_data(hdev, cp.data); |
441ad2d0 MH |
894 | |
895 | if (hdev->adv_data_len == len && | |
896 | memcmp(cp.data, hdev->adv_data, len) == 0) | |
897 | return; | |
898 | ||
899 | memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); | |
900 | hdev->adv_data_len = len; | |
901 | ||
902 | cp.length = len; | |
903 | ||
904 | hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); | |
905 | } | |
906 | ||
bc6d2d04 JH |
907 | int mgmt_update_adv_data(struct hci_dev *hdev) |
908 | { | |
909 | struct hci_request req; | |
910 | ||
911 | hci_req_init(&req, hdev); | |
912 | update_adv_data(&req); | |
913 | ||
914 | return hci_req_run(&req, NULL); | |
915 | } | |
916 | ||
ef580372 JH |
917 | static void create_eir(struct hci_dev *hdev, u8 *data) |
918 | { | |
919 | u8 *ptr = data; | |
ef580372 JH |
920 | size_t name_len; |
921 | ||
922 | name_len = strlen(hdev->dev_name); | |
923 | ||
924 | if (name_len > 0) { | |
925 | /* EIR Data type */ | |
926 | if (name_len > 48) { | |
927 | name_len = 48; | |
928 | ptr[1] = EIR_NAME_SHORT; | |
929 | } else | |
930 | ptr[1] = EIR_NAME_COMPLETE; | |
931 | ||
932 | /* EIR Data length */ | |
933 | ptr[0] = name_len + 1; | |
934 | ||
935 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
936 | ||
ef580372 JH |
937 | ptr += (name_len + 2); |
938 | } | |
939 | ||
bbaf444a | 940 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
91c4e9b1 MH |
941 | ptr[0] = 2; |
942 | ptr[1] = EIR_TX_POWER; | |
943 | ptr[2] = (u8) hdev->inq_tx_power; | |
944 | ||
91c4e9b1 MH |
945 | ptr += 3; |
946 | } | |
947 | ||
2b9be137 MH |
948 | if (hdev->devid_source > 0) { |
949 | ptr[0] = 9; | |
950 | ptr[1] = EIR_DEVICE_ID; | |
951 | ||
952 | put_unaligned_le16(hdev->devid_source, ptr + 2); | |
953 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); | |
954 | put_unaligned_le16(hdev->devid_product, ptr + 6); | |
955 | put_unaligned_le16(hdev->devid_version, ptr + 8); | |
956 | ||
2b9be137 MH |
957 | ptr += 10; |
958 | } | |
959 | ||
213202ed | 960 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
cdf1963f | 961 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
c00d575b | 962 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
ef580372 JH |
963 | } |
964 | ||
890ea898 | 965 | static void update_eir(struct hci_request *req) |
ef580372 | 966 | { |
890ea898 | 967 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
968 | struct hci_cp_write_eir cp; |
969 | ||
504c8dcd | 970 | if (!hdev_is_powered(hdev)) |
890ea898 | 971 | return; |
7770c4aa | 972 | |
976eb20e | 973 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 974 | return; |
ef580372 | 975 | |
84bde9d6 | 976 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 977 | return; |
ef580372 | 978 | |
a8b2d5c2 | 979 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 980 | return; |
ef580372 JH |
981 | |
982 | memset(&cp, 0, sizeof(cp)); | |
983 | ||
984 | create_eir(hdev, cp.data); | |
985 | ||
986 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
890ea898 | 987 | return; |
ef580372 JH |
988 | |
989 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
990 | ||
890ea898 | 991 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
ef580372 JH |
992 | } |
993 | ||
994 | static u8 get_service_classes(struct hci_dev *hdev) | |
995 | { | |
996 | struct bt_uuid *uuid; | |
997 | u8 val = 0; | |
998 | ||
999 | list_for_each_entry(uuid, &hdev->uuids, list) | |
1000 | val |= uuid->svc_hint; | |
1001 | ||
1002 | return val; | |
1003 | } | |
1004 | ||
890ea898 | 1005 | static void update_class(struct hci_request *req) |
ef580372 | 1006 | { |
890ea898 | 1007 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
1008 | u8 cod[3]; |
1009 | ||
1010 | BT_DBG("%s", hdev->name); | |
1011 | ||
504c8dcd | 1012 | if (!hdev_is_powered(hdev)) |
890ea898 | 1013 | return; |
7770c4aa | 1014 | |
f87ea1da JH |
1015 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
1016 | return; | |
1017 | ||
a8b2d5c2 | 1018 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 1019 | return; |
ef580372 JH |
1020 | |
1021 | cod[0] = hdev->minor_class; | |
1022 | cod[1] = hdev->major_class; | |
1023 | cod[2] = get_service_classes(hdev); | |
1024 | ||
6acd7db4 MH |
1025 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) |
1026 | cod[1] |= 0x20; | |
1027 | ||
ef580372 | 1028 | if (memcmp(cod, hdev->dev_class, 3) == 0) |
890ea898 | 1029 | return; |
ef580372 | 1030 | |
890ea898 | 1031 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
ef580372 JH |
1032 | } |
1033 | ||
a4858cb9 | 1034 | static bool get_connectable(struct hci_dev *hdev) |
199a2fb1 JH |
1035 | { |
1036 | struct pending_cmd *cmd; | |
199a2fb1 JH |
1037 | |
1038 | /* If there's a pending mgmt command the flag will not yet have | |
1039 | * it's final value, so check for this first. | |
1040 | */ | |
1041 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1042 | if (cmd) { | |
1043 | struct mgmt_mode *cp = cmd->param; | |
a4858cb9 | 1044 | return cp->val; |
199a2fb1 JH |
1045 | } |
1046 | ||
a4858cb9 | 1047 | return test_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
199a2fb1 JH |
1048 | } |
1049 | ||
0ec5ae84 JH |
1050 | static void disable_advertising(struct hci_request *req) |
1051 | { | |
1052 | u8 enable = 0x00; | |
1053 | ||
1054 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
1055 | } | |
1056 | ||
199a2fb1 JH |
1057 | static void enable_advertising(struct hci_request *req) |
1058 | { | |
1059 | struct hci_dev *hdev = req->hdev; | |
1060 | struct hci_cp_le_set_adv_param cp; | |
8f2a0601 | 1061 | u8 own_addr_type, enable = 0x01; |
a4858cb9 | 1062 | bool connectable; |
199a2fb1 | 1063 | |
0ec5ae84 JH |
1064 | if (hci_conn_num(hdev, LE_LINK) > 0) |
1065 | return; | |
1066 | ||
1067 | if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) | |
1068 | disable_advertising(req); | |
1069 | ||
5ce194c4 | 1070 | /* Clear the HCI_LE_ADV bit temporarily so that the |
8d97250e JH |
1071 | * hci_update_random_address knows that it's safe to go ahead |
1072 | * and write a new random address. The flag will be set back on | |
1073 | * as soon as the SET_ADV_ENABLE HCI command completes. | |
1074 | */ | |
5ce194c4 | 1075 | clear_bit(HCI_LE_ADV, &hdev->dev_flags); |
8d97250e | 1076 | |
a4858cb9 | 1077 | connectable = get_connectable(hdev); |
8f2a0601 | 1078 | |
a4858cb9 JH |
1079 | /* Set require_privacy to true only when non-connectable |
1080 | * advertising is used. In that case it is fine to use a | |
1081 | * non-resolvable private address. | |
1082 | */ | |
1083 | if (hci_update_random_address(req, !connectable, &own_addr_type) < 0) | |
8f2a0601 JH |
1084 | return; |
1085 | ||
41c90c18 | 1086 | memset(&cp, 0, sizeof(cp)); |
628531c9 GL |
1087 | cp.min_interval = cpu_to_le16(hdev->le_adv_min_interval); |
1088 | cp.max_interval = cpu_to_le16(hdev->le_adv_max_interval); | |
a4858cb9 | 1089 | cp.type = connectable ? LE_ADV_IND : LE_ADV_NONCONN_IND; |
8f2a0601 | 1090 | cp.own_address_type = own_addr_type; |
199a2fb1 JH |
1091 | cp.channel_map = hdev->le_adv_channel_map; |
1092 | ||
1093 | hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp); | |
1094 | ||
1095 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
1096 | } | |
1097 | ||
7d78525d JH |
1098 | static void service_cache_off(struct work_struct *work) |
1099 | { | |
1100 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 1101 | service_cache.work); |
890ea898 | 1102 | struct hci_request req; |
7d78525d | 1103 | |
a8b2d5c2 | 1104 | if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
7d78525d JH |
1105 | return; |
1106 | ||
890ea898 JH |
1107 | hci_req_init(&req, hdev); |
1108 | ||
7d78525d JH |
1109 | hci_dev_lock(hdev); |
1110 | ||
890ea898 JH |
1111 | update_eir(&req); |
1112 | update_class(&req); | |
7d78525d JH |
1113 | |
1114 | hci_dev_unlock(hdev); | |
890ea898 JH |
1115 | |
1116 | hci_req_run(&req, NULL); | |
7d78525d JH |
1117 | } |
1118 | ||
d6bfd59c JH |
1119 | static void rpa_expired(struct work_struct *work) |
1120 | { | |
1121 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
1122 | rpa_expired.work); | |
1123 | struct hci_request req; | |
1124 | ||
1125 | BT_DBG(""); | |
1126 | ||
1127 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
1128 | ||
0ec5ae84 | 1129 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
d6bfd59c JH |
1130 | return; |
1131 | ||
1132 | /* The generation of a new RPA and programming it into the | |
1133 | * controller happens in the enable_advertising() function. | |
1134 | */ | |
d6bfd59c | 1135 | hci_req_init(&req, hdev); |
d6bfd59c | 1136 | enable_advertising(&req); |
d6bfd59c JH |
1137 | hci_req_run(&req, NULL); |
1138 | } | |
1139 | ||
6a919082 | 1140 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 1141 | { |
4f87da80 | 1142 | if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags)) |
6a919082 JH |
1143 | return; |
1144 | ||
4f87da80 | 1145 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
d6bfd59c | 1146 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
7d78525d | 1147 | |
4f87da80 JH |
1148 | /* Non-mgmt controlled devices get this bit set |
1149 | * implicitly so that pairing works for them, however | |
1150 | * for mgmt we require user-space to explicitly enable | |
1151 | * it | |
1152 | */ | |
b6ae8457 | 1153 | clear_bit(HCI_BONDABLE, &hdev->dev_flags); |
7d78525d JH |
1154 | } |
1155 | ||
0f4e68cf | 1156 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 1157 | void *data, u16 data_len) |
0381101f | 1158 | { |
a38528f1 | 1159 | struct mgmt_rp_read_info rp; |
f7b64e69 | 1160 | |
bdb6d971 | 1161 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 1162 | |
09fd0de5 | 1163 | hci_dev_lock(hdev); |
f7b64e69 | 1164 | |
dc4fe30b JH |
1165 | memset(&rp, 0, sizeof(rp)); |
1166 | ||
69ab39ea | 1167 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 1168 | |
69ab39ea | 1169 | rp.version = hdev->hci_ver; |
eb55ef07 | 1170 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
1171 | |
1172 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
1173 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 1174 | |
a38528f1 | 1175 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 1176 | |
dc4fe30b | 1177 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 1178 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 1179 | |
09fd0de5 | 1180 | hci_dev_unlock(hdev); |
0381101f | 1181 | |
bdb6d971 | 1182 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
04124681 | 1183 | sizeof(rp)); |
0381101f JH |
1184 | } |
1185 | ||
eec8d2bc JH |
1186 | static void mgmt_pending_free(struct pending_cmd *cmd) |
1187 | { | |
1188 | sock_put(cmd->sk); | |
c68fb7ff | 1189 | kfree(cmd->param); |
eec8d2bc JH |
1190 | kfree(cmd); |
1191 | } | |
1192 | ||
366a0336 | 1193 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
04124681 GP |
1194 | struct hci_dev *hdev, void *data, |
1195 | u16 len) | |
eec8d2bc JH |
1196 | { |
1197 | struct pending_cmd *cmd; | |
1198 | ||
fca20018 | 1199 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); |
eec8d2bc | 1200 | if (!cmd) |
366a0336 | 1201 | return NULL; |
eec8d2bc JH |
1202 | |
1203 | cmd->opcode = opcode; | |
2e58ef3e | 1204 | cmd->index = hdev->id; |
eec8d2bc | 1205 | |
12b94565 | 1206 | cmd->param = kmalloc(len, GFP_KERNEL); |
c68fb7ff | 1207 | if (!cmd->param) { |
eec8d2bc | 1208 | kfree(cmd); |
366a0336 | 1209 | return NULL; |
eec8d2bc JH |
1210 | } |
1211 | ||
8fce6357 SJ |
1212 | if (data) |
1213 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
1214 | |
1215 | cmd->sk = sk; | |
1216 | sock_hold(sk); | |
1217 | ||
2e58ef3e | 1218 | list_add(&cmd->list, &hdev->mgmt_pending); |
eec8d2bc | 1219 | |
366a0336 | 1220 | return cmd; |
eec8d2bc JH |
1221 | } |
1222 | ||
744cf19e | 1223 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
8fc9ced3 GP |
1224 | void (*cb)(struct pending_cmd *cmd, |
1225 | void *data), | |
04124681 | 1226 | void *data) |
eec8d2bc | 1227 | { |
a3d09356 | 1228 | struct pending_cmd *cmd, *tmp; |
eec8d2bc | 1229 | |
a3d09356 | 1230 | list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) { |
b24752fe | 1231 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
1232 | continue; |
1233 | ||
eec8d2bc JH |
1234 | cb(cmd, data); |
1235 | } | |
1236 | } | |
1237 | ||
a664b5bc | 1238 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 1239 | { |
73f22f62 JH |
1240 | list_del(&cmd->list); |
1241 | mgmt_pending_free(cmd); | |
1242 | } | |
1243 | ||
69ab39ea | 1244 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 1245 | { |
69ab39ea | 1246 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 1247 | |
aee9b218 | 1248 | return cmd_complete(sk, hdev->id, opcode, 0, &settings, |
04124681 | 1249 | sizeof(settings)); |
8680570b JH |
1250 | } |
1251 | ||
8b064a3a JH |
1252 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status) |
1253 | { | |
1254 | BT_DBG("%s status 0x%02x", hdev->name, status); | |
1255 | ||
a3172b7e JH |
1256 | if (hci_conn_count(hdev) == 0) { |
1257 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 1258 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 1259 | } |
8b064a3a JH |
1260 | } |
1261 | ||
23a48093 | 1262 | static bool hci_stop_discovery(struct hci_request *req) |
21a60d30 JH |
1263 | { |
1264 | struct hci_dev *hdev = req->hdev; | |
1265 | struct hci_cp_remote_name_req_cancel cp; | |
1266 | struct inquiry_entry *e; | |
1267 | ||
1268 | switch (hdev->discovery.state) { | |
1269 | case DISCOVERY_FINDING: | |
1270 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { | |
1271 | hci_req_add(req, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
1272 | } else { | |
1273 | cancel_delayed_work(&hdev->le_scan_disable); | |
1274 | hci_req_add_le_scan_disable(req); | |
1275 | } | |
1276 | ||
23a48093 | 1277 | return true; |
21a60d30 JH |
1278 | |
1279 | case DISCOVERY_RESOLVING: | |
1280 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, | |
1281 | NAME_PENDING); | |
1282 | if (!e) | |
23a48093 | 1283 | break; |
21a60d30 JH |
1284 | |
1285 | bacpy(&cp.bdaddr, &e->data.bdaddr); | |
1286 | hci_req_add(req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), | |
1287 | &cp); | |
1288 | ||
23a48093 | 1289 | return true; |
21a60d30 JH |
1290 | |
1291 | default: | |
1292 | /* Passive scanning */ | |
23a48093 | 1293 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) { |
21a60d30 | 1294 | hci_req_add_le_scan_disable(req); |
23a48093 JH |
1295 | return true; |
1296 | } | |
1297 | ||
21a60d30 JH |
1298 | break; |
1299 | } | |
23a48093 JH |
1300 | |
1301 | return false; | |
21a60d30 JH |
1302 | } |
1303 | ||
8b064a3a JH |
1304 | static int clean_up_hci_state(struct hci_dev *hdev) |
1305 | { | |
1306 | struct hci_request req; | |
1307 | struct hci_conn *conn; | |
23a48093 JH |
1308 | bool discov_stopped; |
1309 | int err; | |
8b064a3a JH |
1310 | |
1311 | hci_req_init(&req, hdev); | |
1312 | ||
1313 | if (test_bit(HCI_ISCAN, &hdev->flags) || | |
1314 | test_bit(HCI_PSCAN, &hdev->flags)) { | |
1315 | u8 scan = 0x00; | |
1316 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
1317 | } | |
1318 | ||
73e082f8 | 1319 | if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) |
8b064a3a JH |
1320 | disable_advertising(&req); |
1321 | ||
23a48093 | 1322 | discov_stopped = hci_stop_discovery(&req); |
8b064a3a JH |
1323 | |
1324 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { | |
1325 | struct hci_cp_disconnect dc; | |
c9910d0f JH |
1326 | struct hci_cp_reject_conn_req rej; |
1327 | ||
1328 | switch (conn->state) { | |
1329 | case BT_CONNECTED: | |
1330 | case BT_CONFIG: | |
1331 | dc.handle = cpu_to_le16(conn->handle); | |
1332 | dc.reason = 0x15; /* Terminated due to Power Off */ | |
1333 | hci_req_add(&req, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1334 | break; | |
1335 | case BT_CONNECT: | |
1336 | if (conn->type == LE_LINK) | |
1337 | hci_req_add(&req, HCI_OP_LE_CREATE_CONN_CANCEL, | |
1338 | 0, NULL); | |
1339 | else if (conn->type == ACL_LINK) | |
1340 | hci_req_add(&req, HCI_OP_CREATE_CONN_CANCEL, | |
1341 | 6, &conn->dst); | |
1342 | break; | |
1343 | case BT_CONNECT2: | |
1344 | bacpy(&rej.bdaddr, &conn->dst); | |
1345 | rej.reason = 0x15; /* Terminated due to Power Off */ | |
1346 | if (conn->type == ACL_LINK) | |
1347 | hci_req_add(&req, HCI_OP_REJECT_CONN_REQ, | |
1348 | sizeof(rej), &rej); | |
1349 | else if (conn->type == SCO_LINK) | |
1350 | hci_req_add(&req, HCI_OP_REJECT_SYNC_CONN_REQ, | |
1351 | sizeof(rej), &rej); | |
1352 | break; | |
1353 | } | |
8b064a3a JH |
1354 | } |
1355 | ||
23a48093 JH |
1356 | err = hci_req_run(&req, clean_up_hci_complete); |
1357 | if (!err && discov_stopped) | |
1358 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
1359 | ||
1360 | return err; | |
8b064a3a JH |
1361 | } |
1362 | ||
bdb6d971 | 1363 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1364 | u16 len) |
eec8d2bc | 1365 | { |
650f726d | 1366 | struct mgmt_mode *cp = data; |
366a0336 | 1367 | struct pending_cmd *cmd; |
4b34ee78 | 1368 | int err; |
eec8d2bc | 1369 | |
bdb6d971 | 1370 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 1371 | |
a7e80f25 JH |
1372 | if (cp->val != 0x00 && cp->val != 0x01) |
1373 | return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1374 | MGMT_STATUS_INVALID_PARAMS); | |
1375 | ||
09fd0de5 | 1376 | hci_dev_lock(hdev); |
eec8d2bc | 1377 | |
87b95ba6 JH |
1378 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) { |
1379 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1380 | MGMT_STATUS_BUSY); | |
1381 | goto failed; | |
1382 | } | |
1383 | ||
f0d4b78a MH |
1384 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { |
1385 | cancel_delayed_work(&hdev->power_off); | |
1386 | ||
1387 | if (cp->val) { | |
a1d70450 JH |
1388 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
1389 | data, len); | |
1390 | err = mgmt_powered(hdev, 1); | |
f0d4b78a MH |
1391 | goto failed; |
1392 | } | |
1393 | } | |
1394 | ||
4b34ee78 | 1395 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 1396 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
1397 | goto failed; |
1398 | } | |
1399 | ||
2e58ef3e | 1400 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
1401 | if (!cmd) { |
1402 | err = -ENOMEM; | |
eec8d2bc | 1403 | goto failed; |
366a0336 | 1404 | } |
eec8d2bc | 1405 | |
8b064a3a | 1406 | if (cp->val) { |
19202573 | 1407 | queue_work(hdev->req_workqueue, &hdev->power_on); |
8b064a3a JH |
1408 | err = 0; |
1409 | } else { | |
1410 | /* Disconnect connections, stop scans, etc */ | |
1411 | err = clean_up_hci_state(hdev); | |
a3172b7e JH |
1412 | if (!err) |
1413 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, | |
1414 | HCI_POWER_OFF_TIMEOUT); | |
eec8d2bc | 1415 | |
8b064a3a JH |
1416 | /* ENODATA means there were no HCI commands queued */ |
1417 | if (err == -ENODATA) { | |
a3172b7e | 1418 | cancel_delayed_work(&hdev->power_off); |
8b064a3a JH |
1419 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
1420 | err = 0; | |
1421 | } | |
1422 | } | |
eec8d2bc JH |
1423 | |
1424 | failed: | |
09fd0de5 | 1425 | hci_dev_unlock(hdev); |
366a0336 | 1426 | return err; |
eec8d2bc JH |
1427 | } |
1428 | ||
beadb2bd JH |
1429 | static int new_settings(struct hci_dev *hdev, struct sock *skip) |
1430 | { | |
1431 | __le32 ev; | |
1432 | ||
1433 | ev = cpu_to_le32(get_current_settings(hdev)); | |
1434 | ||
1435 | return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip); | |
1436 | } | |
1437 | ||
91a668b0 JH |
1438 | int mgmt_new_settings(struct hci_dev *hdev) |
1439 | { | |
1440 | return new_settings(hdev, NULL); | |
1441 | } | |
1442 | ||
bd99abdd JH |
1443 | struct cmd_lookup { |
1444 | struct sock *sk; | |
1445 | struct hci_dev *hdev; | |
1446 | u8 mgmt_status; | |
1447 | }; | |
1448 | ||
1449 | static void settings_rsp(struct pending_cmd *cmd, void *data) | |
1450 | { | |
1451 | struct cmd_lookup *match = data; | |
1452 | ||
1453 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1454 | ||
1455 | list_del(&cmd->list); | |
1456 | ||
1457 | if (match->sk == NULL) { | |
1458 | match->sk = cmd->sk; | |
1459 | sock_hold(match->sk); | |
1460 | } | |
1461 | ||
1462 | mgmt_pending_free(cmd); | |
1463 | } | |
1464 | ||
1465 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) | |
1466 | { | |
1467 | u8 *status = data; | |
1468 | ||
1469 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1470 | mgmt_pending_remove(cmd); | |
1471 | } | |
1472 | ||
e6fe7986 JH |
1473 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1474 | { | |
1475 | if (!lmp_bredr_capable(hdev)) | |
1476 | return MGMT_STATUS_NOT_SUPPORTED; | |
1477 | else if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1478 | return MGMT_STATUS_REJECTED; | |
1479 | else | |
1480 | return MGMT_STATUS_SUCCESS; | |
1481 | } | |
1482 | ||
1483 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1484 | { | |
1485 | if (!lmp_le_capable(hdev)) | |
1486 | return MGMT_STATUS_NOT_SUPPORTED; | |
1487 | else if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
1488 | return MGMT_STATUS_REJECTED; | |
1489 | else | |
1490 | return MGMT_STATUS_SUCCESS; | |
1491 | } | |
1492 | ||
bfaf8c9f JH |
1493 | static void set_discoverable_complete(struct hci_dev *hdev, u8 status) |
1494 | { | |
1495 | struct pending_cmd *cmd; | |
1496 | struct mgmt_mode *cp; | |
970ba524 | 1497 | struct hci_request req; |
bfaf8c9f JH |
1498 | bool changed; |
1499 | ||
1500 | BT_DBG("status 0x%02x", status); | |
1501 | ||
1502 | hci_dev_lock(hdev); | |
1503 | ||
1504 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
1505 | if (!cmd) | |
1506 | goto unlock; | |
1507 | ||
1508 | if (status) { | |
1509 | u8 mgmt_err = mgmt_status(status); | |
1510 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
310a3d48 | 1511 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); |
bfaf8c9f JH |
1512 | goto remove_cmd; |
1513 | } | |
1514 | ||
1515 | cp = cmd->param; | |
d4462a07 | 1516 | if (cp->val) { |
bfaf8c9f JH |
1517 | changed = !test_and_set_bit(HCI_DISCOVERABLE, |
1518 | &hdev->dev_flags); | |
d4462a07 MH |
1519 | |
1520 | if (hdev->discov_timeout > 0) { | |
1521 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1522 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
1523 | to); | |
1524 | } | |
1525 | } else { | |
bfaf8c9f JH |
1526 | changed = test_and_clear_bit(HCI_DISCOVERABLE, |
1527 | &hdev->dev_flags); | |
d4462a07 | 1528 | } |
bfaf8c9f JH |
1529 | |
1530 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
1531 | ||
1532 | if (changed) | |
1533 | new_settings(hdev, cmd->sk); | |
1534 | ||
970ba524 MH |
1535 | /* When the discoverable mode gets changed, make sure |
1536 | * that class of device has the limited discoverable | |
432df05e JH |
1537 | * bit correctly set. Also update page scan based on whitelist |
1538 | * entries. | |
970ba524 MH |
1539 | */ |
1540 | hci_req_init(&req, hdev); | |
432df05e | 1541 | hci_update_page_scan(hdev, &req); |
970ba524 MH |
1542 | update_class(&req); |
1543 | hci_req_run(&req, NULL); | |
1544 | ||
bfaf8c9f JH |
1545 | remove_cmd: |
1546 | mgmt_pending_remove(cmd); | |
1547 | ||
1548 | unlock: | |
1549 | hci_dev_unlock(hdev); | |
1550 | } | |
1551 | ||
bdb6d971 | 1552 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1553 | u16 len) |
73f22f62 | 1554 | { |
650f726d | 1555 | struct mgmt_cp_set_discoverable *cp = data; |
366a0336 | 1556 | struct pending_cmd *cmd; |
bfaf8c9f | 1557 | struct hci_request req; |
5e5282bb | 1558 | u16 timeout; |
9a43e25f | 1559 | u8 scan; |
73f22f62 JH |
1560 | int err; |
1561 | ||
bdb6d971 | 1562 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1563 | |
9a43e25f JH |
1564 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1565 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1566 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
9a43e25f | 1567 | MGMT_STATUS_REJECTED); |
33c525c0 | 1568 | |
310a3d48 | 1569 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a7e80f25 JH |
1570 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1571 | MGMT_STATUS_INVALID_PARAMS); | |
1572 | ||
1f350c87 | 1573 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1574 | |
1575 | /* Disabling discoverable requires that no timeout is set, | |
1576 | * and enabling limited discoverable requires a timeout. | |
1577 | */ | |
1578 | if ((cp->val == 0x00 && timeout > 0) || | |
1579 | (cp->val == 0x02 && timeout == 0)) | |
bdb6d971 | 1580 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1581 | MGMT_STATUS_INVALID_PARAMS); |
73f22f62 | 1582 | |
09fd0de5 | 1583 | hci_dev_lock(hdev); |
73f22f62 | 1584 | |
5e5282bb | 1585 | if (!hdev_is_powered(hdev) && timeout > 0) { |
bdb6d971 | 1586 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1587 | MGMT_STATUS_NOT_POWERED); |
73f22f62 JH |
1588 | goto failed; |
1589 | } | |
1590 | ||
2e58ef3e | 1591 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1592 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1593 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1594 | MGMT_STATUS_BUSY); |
73f22f62 JH |
1595 | goto failed; |
1596 | } | |
1597 | ||
5e5282bb | 1598 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) { |
bdb6d971 | 1599 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1600 | MGMT_STATUS_REJECTED); |
5e5282bb JH |
1601 | goto failed; |
1602 | } | |
1603 | ||
1604 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1605 | bool changed = false; |
1606 | ||
310a3d48 MH |
1607 | /* Setting limited discoverable when powered off is |
1608 | * not a valid operation since it requires a timeout | |
1609 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1610 | */ | |
0224d2fa JH |
1611 | if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { |
1612 | change_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1613 | changed = true; | |
1614 | } | |
1615 | ||
5e5282bb | 1616 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1617 | if (err < 0) |
1618 | goto failed; | |
1619 | ||
1620 | if (changed) | |
1621 | err = new_settings(hdev, sk); | |
1622 | ||
5e5282bb JH |
1623 | goto failed; |
1624 | } | |
1625 | ||
310a3d48 MH |
1626 | /* If the current mode is the same, then just update the timeout |
1627 | * value with the new value. And if only the timeout gets updated, | |
1628 | * then no need for any HCI transactions. | |
1629 | */ | |
1630 | if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags) && | |
1631 | (cp->val == 0x02) == test_bit(HCI_LIMITED_DISCOVERABLE, | |
1632 | &hdev->dev_flags)) { | |
36261547 MH |
1633 | cancel_delayed_work(&hdev->discov_off); |
1634 | hdev->discov_timeout = timeout; | |
955638ec | 1635 | |
36261547 MH |
1636 | if (cp->val && hdev->discov_timeout > 0) { |
1637 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
955638ec | 1638 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
36261547 | 1639 | to); |
955638ec MH |
1640 | } |
1641 | ||
69ab39ea | 1642 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1643 | goto failed; |
1644 | } | |
1645 | ||
2e58ef3e | 1646 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1647 | if (!cmd) { |
1648 | err = -ENOMEM; | |
73f22f62 | 1649 | goto failed; |
366a0336 | 1650 | } |
73f22f62 | 1651 | |
310a3d48 MH |
1652 | /* Cancel any potential discoverable timeout that might be |
1653 | * still active and store new timeout value. The arming of | |
1654 | * the timeout happens in the complete handler. | |
1655 | */ | |
1656 | cancel_delayed_work(&hdev->discov_off); | |
1657 | hdev->discov_timeout = timeout; | |
1658 | ||
b456f87c JH |
1659 | /* Limited discoverable mode */ |
1660 | if (cp->val == 0x02) | |
1661 | set_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1662 | else | |
1663 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1664 | ||
bfaf8c9f JH |
1665 | hci_req_init(&req, hdev); |
1666 | ||
9a43e25f JH |
1667 | /* The procedure for LE-only controllers is much simpler - just |
1668 | * update the advertising data. | |
1669 | */ | |
1670 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1671 | goto update_ad; | |
1672 | ||
73f22f62 JH |
1673 | scan = SCAN_PAGE; |
1674 | ||
310a3d48 MH |
1675 | if (cp->val) { |
1676 | struct hci_cp_write_current_iac_lap hci_cp; | |
1677 | ||
1678 | if (cp->val == 0x02) { | |
1679 | /* Limited discoverable mode */ | |
33337dcb | 1680 | hci_cp.num_iac = min_t(u8, hdev->num_iac, 2); |
310a3d48 MH |
1681 | hci_cp.iac_lap[0] = 0x00; /* LIAC */ |
1682 | hci_cp.iac_lap[1] = 0x8b; | |
1683 | hci_cp.iac_lap[2] = 0x9e; | |
1684 | hci_cp.iac_lap[3] = 0x33; /* GIAC */ | |
1685 | hci_cp.iac_lap[4] = 0x8b; | |
1686 | hci_cp.iac_lap[5] = 0x9e; | |
1687 | } else { | |
1688 | /* General discoverable mode */ | |
310a3d48 MH |
1689 | hci_cp.num_iac = 1; |
1690 | hci_cp.iac_lap[0] = 0x33; /* GIAC */ | |
1691 | hci_cp.iac_lap[1] = 0x8b; | |
1692 | hci_cp.iac_lap[2] = 0x9e; | |
1693 | } | |
1694 | ||
1695 | hci_req_add(&req, HCI_OP_WRITE_CURRENT_IAC_LAP, | |
1696 | (hci_cp.num_iac * 3) + 1, &hci_cp); | |
1697 | ||
73f22f62 | 1698 | scan |= SCAN_INQUIRY; |
310a3d48 MH |
1699 | } else { |
1700 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1701 | } | |
73f22f62 | 1702 | |
310a3d48 | 1703 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan); |
bfaf8c9f | 1704 | |
9a43e25f JH |
1705 | update_ad: |
1706 | update_adv_data(&req); | |
1707 | ||
bfaf8c9f | 1708 | err = hci_req_run(&req, set_discoverable_complete); |
73f22f62 | 1709 | if (err < 0) |
a664b5bc | 1710 | mgmt_pending_remove(cmd); |
73f22f62 JH |
1711 | |
1712 | failed: | |
09fd0de5 | 1713 | hci_dev_unlock(hdev); |
73f22f62 JH |
1714 | return err; |
1715 | } | |
1716 | ||
406d7804 JH |
1717 | static void write_fast_connectable(struct hci_request *req, bool enable) |
1718 | { | |
bd98b996 | 1719 | struct hci_dev *hdev = req->hdev; |
406d7804 JH |
1720 | struct hci_cp_write_page_scan_activity acp; |
1721 | u8 type; | |
1722 | ||
547003b1 JH |
1723 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
1724 | return; | |
1725 | ||
4c01f8b8 JH |
1726 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
1727 | return; | |
1728 | ||
406d7804 JH |
1729 | if (enable) { |
1730 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1731 | ||
1732 | /* 160 msec page scan interval */ | |
dcf4adbf | 1733 | acp.interval = cpu_to_le16(0x0100); |
406d7804 JH |
1734 | } else { |
1735 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1736 | ||
1737 | /* default 1.28 sec page scan */ | |
dcf4adbf | 1738 | acp.interval = cpu_to_le16(0x0800); |
406d7804 JH |
1739 | } |
1740 | ||
dcf4adbf | 1741 | acp.window = cpu_to_le16(0x0012); |
406d7804 | 1742 | |
bd98b996 JH |
1743 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
1744 | __cpu_to_le16(hdev->page_scan_window) != acp.window) | |
1745 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1746 | sizeof(acp), &acp); | |
1747 | ||
1748 | if (hdev->page_scan_type != type) | |
1749 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
406d7804 JH |
1750 | } |
1751 | ||
2b76f453 JH |
1752 | static void set_connectable_complete(struct hci_dev *hdev, u8 status) |
1753 | { | |
1754 | struct pending_cmd *cmd; | |
d7b856f9 | 1755 | struct mgmt_mode *cp; |
bc6d2d04 | 1756 | bool conn_changed, discov_changed; |
2b76f453 JH |
1757 | |
1758 | BT_DBG("status 0x%02x", status); | |
1759 | ||
1760 | hci_dev_lock(hdev); | |
1761 | ||
1762 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1763 | if (!cmd) | |
1764 | goto unlock; | |
1765 | ||
37438c1f JH |
1766 | if (status) { |
1767 | u8 mgmt_err = mgmt_status(status); | |
1768 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
1769 | goto remove_cmd; | |
1770 | } | |
1771 | ||
d7b856f9 | 1772 | cp = cmd->param; |
bc6d2d04 JH |
1773 | if (cp->val) { |
1774 | conn_changed = !test_and_set_bit(HCI_CONNECTABLE, | |
1775 | &hdev->dev_flags); | |
1776 | discov_changed = false; | |
1777 | } else { | |
1778 | conn_changed = test_and_clear_bit(HCI_CONNECTABLE, | |
1779 | &hdev->dev_flags); | |
1780 | discov_changed = test_and_clear_bit(HCI_DISCOVERABLE, | |
1781 | &hdev->dev_flags); | |
1782 | } | |
d7b856f9 | 1783 | |
2b76f453 JH |
1784 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
1785 | ||
bc6d2d04 | 1786 | if (conn_changed || discov_changed) { |
d7b856f9 | 1787 | new_settings(hdev, cmd->sk); |
432df05e | 1788 | hci_update_page_scan(hdev, NULL); |
bc6d2d04 JH |
1789 | if (discov_changed) |
1790 | mgmt_update_adv_data(hdev); | |
2b7be33e JH |
1791 | hci_update_background_scan(hdev); |
1792 | } | |
d7b856f9 | 1793 | |
37438c1f | 1794 | remove_cmd: |
2b76f453 JH |
1795 | mgmt_pending_remove(cmd); |
1796 | ||
1797 | unlock: | |
1798 | hci_dev_unlock(hdev); | |
1799 | } | |
1800 | ||
e8ba3a1f JH |
1801 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1802 | struct sock *sk, u8 val) | |
1803 | { | |
1804 | bool changed = false; | |
1805 | int err; | |
1806 | ||
1807 | if (!!val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
1808 | changed = true; | |
1809 | ||
1810 | if (val) { | |
1811 | set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1812 | } else { | |
1813 | clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1814 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1815 | } | |
1816 | ||
1817 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1818 | if (err < 0) | |
1819 | return err; | |
1820 | ||
562064e6 | 1821 | if (changed) { |
432df05e | 1822 | hci_update_page_scan(hdev, NULL); |
562064e6 | 1823 | hci_update_background_scan(hdev); |
e8ba3a1f | 1824 | return new_settings(hdev, sk); |
562064e6 | 1825 | } |
e8ba3a1f JH |
1826 | |
1827 | return 0; | |
1828 | } | |
1829 | ||
bdb6d971 | 1830 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1831 | u16 len) |
9fbcbb45 | 1832 | { |
650f726d | 1833 | struct mgmt_mode *cp = data; |
366a0336 | 1834 | struct pending_cmd *cmd; |
2b76f453 | 1835 | struct hci_request req; |
1987fdc7 | 1836 | u8 scan; |
9fbcbb45 JH |
1837 | int err; |
1838 | ||
bdb6d971 | 1839 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1840 | |
1987fdc7 JH |
1841 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1842 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1843 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1987fdc7 | 1844 | MGMT_STATUS_REJECTED); |
33c525c0 | 1845 | |
a7e80f25 JH |
1846 | if (cp->val != 0x00 && cp->val != 0x01) |
1847 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, | |
1848 | MGMT_STATUS_INVALID_PARAMS); | |
1849 | ||
09fd0de5 | 1850 | hci_dev_lock(hdev); |
9fbcbb45 | 1851 | |
4b34ee78 | 1852 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1853 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1854 | goto failed; |
1855 | } | |
1856 | ||
2e58ef3e | 1857 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1858 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1859 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
04124681 | 1860 | MGMT_STATUS_BUSY); |
9fbcbb45 JH |
1861 | goto failed; |
1862 | } | |
1863 | ||
2e58ef3e | 1864 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1865 | if (!cmd) { |
1866 | err = -ENOMEM; | |
9fbcbb45 | 1867 | goto failed; |
366a0336 | 1868 | } |
9fbcbb45 | 1869 | |
9b74246f | 1870 | hci_req_init(&req, hdev); |
9fbcbb45 | 1871 | |
9a43e25f JH |
1872 | /* If BR/EDR is not enabled and we disable advertising as a |
1873 | * by-product of disabling connectable, we need to update the | |
1874 | * advertising flags. | |
1875 | */ | |
1876 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
1877 | if (!cp->val) { | |
1878 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1879 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1880 | } | |
1881 | update_adv_data(&req); | |
1882 | } else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) { | |
9b74246f JH |
1883 | if (cp->val) { |
1884 | scan = SCAN_PAGE; | |
1885 | } else { | |
3bd27240 JH |
1886 | /* If we don't have any whitelist entries just |
1887 | * disable all scanning. If there are entries | |
1888 | * and we had both page and inquiry scanning | |
1889 | * enabled then fall back to only page scanning. | |
1890 | * Otherwise no changes are needed. | |
1891 | */ | |
1892 | if (list_empty(&hdev->whitelist)) | |
1893 | scan = SCAN_DISABLED; | |
1894 | else if (test_bit(HCI_ISCAN, &hdev->flags)) | |
1895 | scan = SCAN_PAGE; | |
1896 | else | |
1897 | goto no_scan_update; | |
9b74246f JH |
1898 | |
1899 | if (test_bit(HCI_ISCAN, &hdev->flags) && | |
8d6083fe | 1900 | hdev->discov_timeout > 0) |
9b74246f JH |
1901 | cancel_delayed_work(&hdev->discov_off); |
1902 | } | |
2b76f453 | 1903 | |
9b74246f JH |
1904 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
1905 | } | |
2b76f453 | 1906 | |
3bd27240 | 1907 | no_scan_update: |
4c01f8b8 JH |
1908 | /* If we're going from non-connectable to connectable or |
1909 | * vice-versa when fast connectable is enabled ensure that fast | |
1910 | * connectable gets disabled. write_fast_connectable won't do | |
1911 | * anything if the page scan parameters are already what they | |
1912 | * should be. | |
1913 | */ | |
1914 | if (cp->val || test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) | |
e36a3769 JH |
1915 | write_fast_connectable(&req, false); |
1916 | ||
e8b1202c JH |
1917 | /* Update the advertising parameters if necessary */ |
1918 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
1987fdc7 | 1919 | enable_advertising(&req); |
1987fdc7 | 1920 | |
2b76f453 | 1921 | err = hci_req_run(&req, set_connectable_complete); |
9b74246f | 1922 | if (err < 0) { |
a664b5bc | 1923 | mgmt_pending_remove(cmd); |
9b74246f | 1924 | if (err == -ENODATA) |
a81070ba JH |
1925 | err = set_connectable_update_settings(hdev, sk, |
1926 | cp->val); | |
9b74246f JH |
1927 | goto failed; |
1928 | } | |
9fbcbb45 JH |
1929 | |
1930 | failed: | |
09fd0de5 | 1931 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1932 | return err; |
1933 | } | |
1934 | ||
b2939475 | 1935 | static int set_bondable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1936 | u16 len) |
c542a06c | 1937 | { |
650f726d | 1938 | struct mgmt_mode *cp = data; |
55594356 | 1939 | bool changed; |
c542a06c JH |
1940 | int err; |
1941 | ||
bdb6d971 | 1942 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1943 | |
a7e80f25 | 1944 | if (cp->val != 0x00 && cp->val != 0x01) |
b2939475 | 1945 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BONDABLE, |
a7e80f25 JH |
1946 | MGMT_STATUS_INVALID_PARAMS); |
1947 | ||
09fd0de5 | 1948 | hci_dev_lock(hdev); |
c542a06c JH |
1949 | |
1950 | if (cp->val) | |
b6ae8457 | 1951 | changed = !test_and_set_bit(HCI_BONDABLE, &hdev->dev_flags); |
c542a06c | 1952 | else |
b6ae8457 | 1953 | changed = test_and_clear_bit(HCI_BONDABLE, &hdev->dev_flags); |
c542a06c | 1954 | |
b2939475 | 1955 | err = send_settings_rsp(sk, MGMT_OP_SET_BONDABLE, hdev); |
c542a06c | 1956 | if (err < 0) |
55594356 | 1957 | goto unlock; |
c542a06c | 1958 | |
55594356 MH |
1959 | if (changed) |
1960 | err = new_settings(hdev, sk); | |
c542a06c | 1961 | |
55594356 | 1962 | unlock: |
09fd0de5 | 1963 | hci_dev_unlock(hdev); |
c542a06c JH |
1964 | return err; |
1965 | } | |
1966 | ||
04124681 GP |
1967 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1968 | u16 len) | |
33ef95ed JH |
1969 | { |
1970 | struct mgmt_mode *cp = data; | |
1971 | struct pending_cmd *cmd; | |
e6fe7986 | 1972 | u8 val, status; |
33ef95ed JH |
1973 | int err; |
1974 | ||
bdb6d971 | 1975 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1976 | |
e6fe7986 JH |
1977 | status = mgmt_bredr_support(hdev); |
1978 | if (status) | |
33c525c0 | 1979 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
e6fe7986 | 1980 | status); |
33c525c0 | 1981 | |
a7e80f25 JH |
1982 | if (cp->val != 0x00 && cp->val != 0x01) |
1983 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, | |
1984 | MGMT_STATUS_INVALID_PARAMS); | |
1985 | ||
33ef95ed JH |
1986 | hci_dev_lock(hdev); |
1987 | ||
4b34ee78 | 1988 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1989 | bool changed = false; |
1990 | ||
1991 | if (!!cp->val != test_bit(HCI_LINK_SECURITY, | |
8ce8e2b5 | 1992 | &hdev->dev_flags)) { |
47990ea0 JH |
1993 | change_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
1994 | changed = true; | |
1995 | } | |
1996 | ||
1997 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1998 | if (err < 0) | |
1999 | goto failed; | |
2000 | ||
2001 | if (changed) | |
2002 | err = new_settings(hdev, sk); | |
2003 | ||
33ef95ed JH |
2004 | goto failed; |
2005 | } | |
2006 | ||
2007 | if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { | |
bdb6d971 | 2008 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
04124681 | 2009 | MGMT_STATUS_BUSY); |
33ef95ed JH |
2010 | goto failed; |
2011 | } | |
2012 | ||
2013 | val = !!cp->val; | |
2014 | ||
2015 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
2016 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
2017 | goto failed; | |
2018 | } | |
2019 | ||
2020 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
2021 | if (!cmd) { | |
2022 | err = -ENOMEM; | |
2023 | goto failed; | |
2024 | } | |
2025 | ||
2026 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
2027 | if (err < 0) { | |
2028 | mgmt_pending_remove(cmd); | |
2029 | goto failed; | |
2030 | } | |
2031 | ||
2032 | failed: | |
2033 | hci_dev_unlock(hdev); | |
33ef95ed JH |
2034 | return err; |
2035 | } | |
2036 | ||
bdb6d971 | 2037 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
2038 | { |
2039 | struct mgmt_mode *cp = data; | |
2040 | struct pending_cmd *cmd; | |
72ef0c1a | 2041 | u8 status; |
ed2c4ee3 JH |
2042 | int err; |
2043 | ||
bdb6d971 | 2044 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 2045 | |
cdba5281 MH |
2046 | status = mgmt_bredr_support(hdev); |
2047 | if (status) | |
2048 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); | |
2049 | ||
13ecd8b6 JH |
2050 | if (!lmp_ssp_capable(hdev)) |
2051 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
2052 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 2053 | |
a7e80f25 JH |
2054 | if (cp->val != 0x00 && cp->val != 0x01) |
2055 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
2056 | MGMT_STATUS_INVALID_PARAMS); | |
2057 | ||
13ecd8b6 | 2058 | hci_dev_lock(hdev); |
6c8f12c1 | 2059 | |
4b34ee78 | 2060 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 2061 | bool changed; |
c0ecddc2 | 2062 | |
9ecb3e24 MH |
2063 | if (cp->val) { |
2064 | changed = !test_and_set_bit(HCI_SSP_ENABLED, | |
2065 | &hdev->dev_flags); | |
2066 | } else { | |
2067 | changed = test_and_clear_bit(HCI_SSP_ENABLED, | |
2068 | &hdev->dev_flags); | |
2069 | if (!changed) | |
2070 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
2071 | &hdev->dev_flags); | |
2072 | else | |
2073 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
c0ecddc2 JH |
2074 | } |
2075 | ||
2076 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
2077 | if (err < 0) | |
2078 | goto failed; | |
2079 | ||
2080 | if (changed) | |
2081 | err = new_settings(hdev, sk); | |
2082 | ||
ed2c4ee3 JH |
2083 | goto failed; |
2084 | } | |
2085 | ||
9ecb3e24 MH |
2086 | if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev) || |
2087 | mgmt_pending_find(MGMT_OP_SET_HS, hdev)) { | |
d97dcb66 SJ |
2088 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
2089 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
2090 | goto failed; |
2091 | } | |
2092 | ||
72ef0c1a | 2093 | if (!!cp->val == test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
ed2c4ee3 JH |
2094 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
2095 | goto failed; | |
2096 | } | |
2097 | ||
2098 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
2099 | if (!cmd) { | |
2100 | err = -ENOMEM; | |
2101 | goto failed; | |
2102 | } | |
2103 | ||
3769972b JH |
2104 | if (!cp->val && test_bit(HCI_USE_DEBUG_KEYS, &hdev->dev_flags)) |
2105 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
2106 | sizeof(cp->val), &cp->val); | |
2107 | ||
72ef0c1a | 2108 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
2109 | if (err < 0) { |
2110 | mgmt_pending_remove(cmd); | |
2111 | goto failed; | |
2112 | } | |
2113 | ||
2114 | failed: | |
2115 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
2116 | return err; |
2117 | } | |
2118 | ||
bdb6d971 | 2119 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
2120 | { |
2121 | struct mgmt_mode *cp = data; | |
ee392693 | 2122 | bool changed; |
e6fe7986 | 2123 | u8 status; |
ee392693 | 2124 | int err; |
6d80dfd0 | 2125 | |
bdb6d971 | 2126 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 2127 | |
e6fe7986 JH |
2128 | status = mgmt_bredr_support(hdev); |
2129 | if (status) | |
2130 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); | |
6d80dfd0 | 2131 | |
9ecb3e24 MH |
2132 | if (!lmp_ssp_capable(hdev)) |
2133 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2134 | MGMT_STATUS_NOT_SUPPORTED); | |
2135 | ||
2136 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
2137 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2138 | MGMT_STATUS_REJECTED); | |
2139 | ||
a7e80f25 JH |
2140 | if (cp->val != 0x00 && cp->val != 0x01) |
2141 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2142 | MGMT_STATUS_INVALID_PARAMS); | |
2143 | ||
ee392693 MH |
2144 | hci_dev_lock(hdev); |
2145 | ||
a0cdf960 | 2146 | if (cp->val) { |
ee392693 | 2147 | changed = !test_and_set_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 MH |
2148 | } else { |
2149 | if (hdev_is_powered(hdev)) { | |
2150 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2151 | MGMT_STATUS_REJECTED); | |
2152 | goto unlock; | |
2153 | } | |
2154 | ||
ee392693 | 2155 | changed = test_and_clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 | 2156 | } |
ee392693 MH |
2157 | |
2158 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
2159 | if (err < 0) | |
2160 | goto unlock; | |
2161 | ||
2162 | if (changed) | |
2163 | err = new_settings(hdev, sk); | |
6d80dfd0 | 2164 | |
ee392693 MH |
2165 | unlock: |
2166 | hci_dev_unlock(hdev); | |
2167 | return err; | |
6d80dfd0 JH |
2168 | } |
2169 | ||
416a4ae5 JH |
2170 | static void le_enable_complete(struct hci_dev *hdev, u8 status) |
2171 | { | |
2172 | struct cmd_lookup match = { NULL, hdev }; | |
2173 | ||
2174 | if (status) { | |
2175 | u8 mgmt_err = mgmt_status(status); | |
2176 | ||
2177 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
2178 | &mgmt_err); | |
2179 | return; | |
2180 | } | |
2181 | ||
2182 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
2183 | ||
2184 | new_settings(hdev, match.sk); | |
2185 | ||
2186 | if (match.sk) | |
2187 | sock_put(match.sk); | |
441ad2d0 MH |
2188 | |
2189 | /* Make sure the controller has a good default for | |
2190 | * advertising data. Restrict the update to when LE | |
2191 | * has actually been enabled. During power on, the | |
2192 | * update in powered_update_hci will take care of it. | |
2193 | */ | |
2194 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
2195 | struct hci_request req; | |
2196 | ||
2197 | hci_dev_lock(hdev); | |
2198 | ||
2199 | hci_req_init(&req, hdev); | |
5947f4bc | 2200 | update_adv_data(&req); |
f14d8f64 | 2201 | update_scan_rsp_data(&req); |
441ad2d0 MH |
2202 | hci_req_run(&req, NULL); |
2203 | ||
a70f4b5f JH |
2204 | hci_update_background_scan(hdev); |
2205 | ||
441ad2d0 MH |
2206 | hci_dev_unlock(hdev); |
2207 | } | |
416a4ae5 JH |
2208 | } |
2209 | ||
bdb6d971 | 2210 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
2211 | { |
2212 | struct mgmt_mode *cp = data; | |
2213 | struct hci_cp_write_le_host_supported hci_cp; | |
2214 | struct pending_cmd *cmd; | |
416a4ae5 | 2215 | struct hci_request req; |
06199cf8 | 2216 | int err; |
0b60eba1 | 2217 | u8 val, enabled; |
06199cf8 | 2218 | |
bdb6d971 | 2219 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 2220 | |
13ecd8b6 JH |
2221 | if (!lmp_le_capable(hdev)) |
2222 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
2223 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 2224 | |
a7e80f25 JH |
2225 | if (cp->val != 0x00 && cp->val != 0x01) |
2226 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
2227 | MGMT_STATUS_INVALID_PARAMS); | |
2228 | ||
c73eee91 | 2229 | /* LE-only devices do not allow toggling LE on/off */ |
56f87901 | 2230 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
c73eee91 JH |
2231 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
2232 | MGMT_STATUS_REJECTED); | |
2233 | ||
13ecd8b6 | 2234 | hci_dev_lock(hdev); |
06199cf8 JH |
2235 | |
2236 | val = !!cp->val; | |
ffa88e02 | 2237 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 2238 | |
0b60eba1 | 2239 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
2240 | bool changed = false; |
2241 | ||
2242 | if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
2243 | change_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
2244 | changed = true; | |
2245 | } | |
2246 | ||
f3d3444a JH |
2247 | if (!val && test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
2248 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
eeca6f89 JH |
2249 | changed = true; |
2250 | } | |
2251 | ||
06199cf8 JH |
2252 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
2253 | if (err < 0) | |
1de028ce | 2254 | goto unlock; |
06199cf8 JH |
2255 | |
2256 | if (changed) | |
2257 | err = new_settings(hdev, sk); | |
2258 | ||
1de028ce | 2259 | goto unlock; |
06199cf8 JH |
2260 | } |
2261 | ||
4375f103 JH |
2262 | if (mgmt_pending_find(MGMT_OP_SET_LE, hdev) || |
2263 | mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
bdb6d971 | 2264 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
04124681 | 2265 | MGMT_STATUS_BUSY); |
1de028ce | 2266 | goto unlock; |
06199cf8 JH |
2267 | } |
2268 | ||
2269 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
2270 | if (!cmd) { | |
2271 | err = -ENOMEM; | |
1de028ce | 2272 | goto unlock; |
06199cf8 JH |
2273 | } |
2274 | ||
441ad2d0 MH |
2275 | hci_req_init(&req, hdev); |
2276 | ||
06199cf8 JH |
2277 | memset(&hci_cp, 0, sizeof(hci_cp)); |
2278 | ||
2279 | if (val) { | |
2280 | hci_cp.le = val; | |
32226e4f | 2281 | hci_cp.simul = 0x00; |
441ad2d0 | 2282 | } else { |
73e082f8 | 2283 | if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) |
441ad2d0 | 2284 | disable_advertising(&req); |
06199cf8 JH |
2285 | } |
2286 | ||
416a4ae5 JH |
2287 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
2288 | &hci_cp); | |
2289 | ||
2290 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 2291 | if (err < 0) |
06199cf8 | 2292 | mgmt_pending_remove(cmd); |
06199cf8 | 2293 | |
1de028ce JH |
2294 | unlock: |
2295 | hci_dev_unlock(hdev); | |
06199cf8 JH |
2296 | return err; |
2297 | } | |
2298 | ||
0cab9c80 JH |
2299 | /* This is a helper function to test for pending mgmt commands that can |
2300 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
2301 | * mgmt command at a time since otherwise we cannot easily track what | |
2302 | * the current values are, will be, and based on that calculate if a new | |
2303 | * HCI command needs to be sent and if yes with what value. | |
2304 | */ | |
2305 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
2306 | { | |
2307 | struct pending_cmd *cmd; | |
2308 | ||
2309 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
2310 | switch (cmd->opcode) { | |
2311 | case MGMT_OP_ADD_UUID: | |
2312 | case MGMT_OP_REMOVE_UUID: | |
2313 | case MGMT_OP_SET_DEV_CLASS: | |
2314 | case MGMT_OP_SET_POWERED: | |
2315 | return true; | |
2316 | } | |
2317 | } | |
2318 | ||
2319 | return false; | |
2320 | } | |
2321 | ||
83be8eca JH |
2322 | static const u8 bluetooth_base_uuid[] = { |
2323 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
2324 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2325 | }; | |
2326 | ||
2327 | static u8 get_uuid_size(const u8 *uuid) | |
2328 | { | |
2329 | u32 val; | |
2330 | ||
2331 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
2332 | return 128; | |
2333 | ||
2334 | val = get_unaligned_le32(&uuid[12]); | |
2335 | if (val > 0xffff) | |
2336 | return 32; | |
2337 | ||
2338 | return 16; | |
2339 | } | |
2340 | ||
92da6097 JH |
2341 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
2342 | { | |
2343 | struct pending_cmd *cmd; | |
2344 | ||
2345 | hci_dev_lock(hdev); | |
2346 | ||
2347 | cmd = mgmt_pending_find(mgmt_op, hdev); | |
2348 | if (!cmd) | |
2349 | goto unlock; | |
2350 | ||
2351 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
2352 | hdev->dev_class, 3); | |
2353 | ||
2354 | mgmt_pending_remove(cmd); | |
2355 | ||
2356 | unlock: | |
2357 | hci_dev_unlock(hdev); | |
2358 | } | |
2359 | ||
2360 | static void add_uuid_complete(struct hci_dev *hdev, u8 status) | |
2361 | { | |
2362 | BT_DBG("status 0x%02x", status); | |
2363 | ||
2364 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
2365 | } | |
2366 | ||
bdb6d971 | 2367 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 2368 | { |
650f726d | 2369 | struct mgmt_cp_add_uuid *cp = data; |
90e70454 | 2370 | struct pending_cmd *cmd; |
890ea898 | 2371 | struct hci_request req; |
2aeb9a1a | 2372 | struct bt_uuid *uuid; |
2aeb9a1a JH |
2373 | int err; |
2374 | ||
bdb6d971 | 2375 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2376 | |
09fd0de5 | 2377 | hci_dev_lock(hdev); |
2aeb9a1a | 2378 | |
0cab9c80 | 2379 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2380 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
04124681 | 2381 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2382 | goto failed; |
2383 | } | |
2384 | ||
92c4c204 | 2385 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
2386 | if (!uuid) { |
2387 | err = -ENOMEM; | |
2388 | goto failed; | |
2389 | } | |
2390 | ||
2391 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 2392 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 2393 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 2394 | |
de66aa63 | 2395 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 2396 | |
890ea898 | 2397 | hci_req_init(&req, hdev); |
1aff6f09 | 2398 | |
890ea898 JH |
2399 | update_class(&req); |
2400 | update_eir(&req); | |
2401 | ||
92da6097 JH |
2402 | err = hci_req_run(&req, add_uuid_complete); |
2403 | if (err < 0) { | |
2404 | if (err != -ENODATA) | |
2405 | goto failed; | |
80a1e1db | 2406 | |
bdb6d971 | 2407 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
04124681 | 2408 | hdev->dev_class, 3); |
90e70454 JH |
2409 | goto failed; |
2410 | } | |
2411 | ||
2412 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 2413 | if (!cmd) { |
90e70454 | 2414 | err = -ENOMEM; |
890ea898 JH |
2415 | goto failed; |
2416 | } | |
2417 | ||
2418 | err = 0; | |
2aeb9a1a JH |
2419 | |
2420 | failed: | |
09fd0de5 | 2421 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2422 | return err; |
2423 | } | |
2424 | ||
24b78d0f JH |
2425 | static bool enable_service_cache(struct hci_dev *hdev) |
2426 | { | |
2427 | if (!hdev_is_powered(hdev)) | |
2428 | return false; | |
2429 | ||
2430 | if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { | |
46818ed5 JH |
2431 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
2432 | CACHE_TIMEOUT); | |
24b78d0f JH |
2433 | return true; |
2434 | } | |
2435 | ||
2436 | return false; | |
2437 | } | |
2438 | ||
92da6097 JH |
2439 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status) |
2440 | { | |
2441 | BT_DBG("status 0x%02x", status); | |
2442 | ||
2443 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
2444 | } | |
2445 | ||
bdb6d971 | 2446 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2447 | u16 len) |
2aeb9a1a | 2448 | { |
650f726d | 2449 | struct mgmt_cp_remove_uuid *cp = data; |
90e70454 | 2450 | struct pending_cmd *cmd; |
056341c8 | 2451 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 2452 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 2453 | struct hci_request req; |
2aeb9a1a JH |
2454 | int err, found; |
2455 | ||
bdb6d971 | 2456 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2457 | |
09fd0de5 | 2458 | hci_dev_lock(hdev); |
2aeb9a1a | 2459 | |
0cab9c80 | 2460 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2461 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2462 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2463 | goto unlock; |
2464 | } | |
2465 | ||
2aeb9a1a | 2466 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
35f7498a | 2467 | hci_uuids_clear(hdev); |
4004b6d9 | 2468 | |
24b78d0f | 2469 | if (enable_service_cache(hdev)) { |
bdb6d971 | 2470 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2471 | 0, hdev->dev_class, 3); |
24b78d0f JH |
2472 | goto unlock; |
2473 | } | |
4004b6d9 | 2474 | |
9246a869 | 2475 | goto update_class; |
2aeb9a1a JH |
2476 | } |
2477 | ||
2478 | found = 0; | |
2479 | ||
056341c8 | 2480 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
2481 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
2482 | continue; | |
2483 | ||
2484 | list_del(&match->list); | |
482049f7 | 2485 | kfree(match); |
2aeb9a1a JH |
2486 | found++; |
2487 | } | |
2488 | ||
2489 | if (found == 0) { | |
bdb6d971 | 2490 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2491 | MGMT_STATUS_INVALID_PARAMS); |
2aeb9a1a JH |
2492 | goto unlock; |
2493 | } | |
2494 | ||
9246a869 | 2495 | update_class: |
890ea898 | 2496 | hci_req_init(&req, hdev); |
1aff6f09 | 2497 | |
890ea898 JH |
2498 | update_class(&req); |
2499 | update_eir(&req); | |
2500 | ||
92da6097 JH |
2501 | err = hci_req_run(&req, remove_uuid_complete); |
2502 | if (err < 0) { | |
2503 | if (err != -ENODATA) | |
2504 | goto unlock; | |
80a1e1db | 2505 | |
bdb6d971 | 2506 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
04124681 | 2507 | hdev->dev_class, 3); |
90e70454 JH |
2508 | goto unlock; |
2509 | } | |
2510 | ||
2511 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 2512 | if (!cmd) { |
90e70454 | 2513 | err = -ENOMEM; |
890ea898 JH |
2514 | goto unlock; |
2515 | } | |
2516 | ||
2517 | err = 0; | |
2aeb9a1a JH |
2518 | |
2519 | unlock: | |
09fd0de5 | 2520 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2521 | return err; |
2522 | } | |
2523 | ||
92da6097 JH |
2524 | static void set_class_complete(struct hci_dev *hdev, u8 status) |
2525 | { | |
2526 | BT_DBG("status 0x%02x", status); | |
2527 | ||
2528 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
2529 | } | |
2530 | ||
bdb6d971 | 2531 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2532 | u16 len) |
1aff6f09 | 2533 | { |
650f726d | 2534 | struct mgmt_cp_set_dev_class *cp = data; |
90e70454 | 2535 | struct pending_cmd *cmd; |
890ea898 | 2536 | struct hci_request req; |
1aff6f09 JH |
2537 | int err; |
2538 | ||
bdb6d971 | 2539 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 2540 | |
6203fc98 | 2541 | if (!lmp_bredr_capable(hdev)) |
13ecd8b6 JH |
2542 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2543 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2544 | |
0cab9c80 | 2545 | hci_dev_lock(hdev); |
ee98f473 | 2546 | |
0cab9c80 JH |
2547 | if (pending_eir_or_class(hdev)) { |
2548 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2549 | MGMT_STATUS_BUSY); | |
2550 | goto unlock; | |
2551 | } | |
c95f0ba7 | 2552 | |
0cab9c80 JH |
2553 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
2554 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2555 | MGMT_STATUS_INVALID_PARAMS); | |
2556 | goto unlock; | |
2557 | } | |
575b3a02 | 2558 | |
932f5ff5 JH |
2559 | hdev->major_class = cp->major; |
2560 | hdev->minor_class = cp->minor; | |
2561 | ||
b5235a65 | 2562 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2563 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2564 | hdev->dev_class, 3); |
b5235a65 JH |
2565 | goto unlock; |
2566 | } | |
2567 | ||
890ea898 JH |
2568 | hci_req_init(&req, hdev); |
2569 | ||
a8b2d5c2 | 2570 | if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { |
7d78525d JH |
2571 | hci_dev_unlock(hdev); |
2572 | cancel_delayed_work_sync(&hdev->service_cache); | |
2573 | hci_dev_lock(hdev); | |
890ea898 | 2574 | update_eir(&req); |
7d78525d | 2575 | } |
14c0b608 | 2576 | |
890ea898 JH |
2577 | update_class(&req); |
2578 | ||
92da6097 JH |
2579 | err = hci_req_run(&req, set_class_complete); |
2580 | if (err < 0) { | |
2581 | if (err != -ENODATA) | |
2582 | goto unlock; | |
1aff6f09 | 2583 | |
bdb6d971 | 2584 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2585 | hdev->dev_class, 3); |
90e70454 JH |
2586 | goto unlock; |
2587 | } | |
2588 | ||
2589 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2590 | if (!cmd) { |
90e70454 | 2591 | err = -ENOMEM; |
890ea898 JH |
2592 | goto unlock; |
2593 | } | |
2594 | ||
2595 | err = 0; | |
1aff6f09 | 2596 | |
b5235a65 | 2597 | unlock: |
09fd0de5 | 2598 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2599 | return err; |
2600 | } | |
2601 | ||
bdb6d971 | 2602 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2603 | u16 len) |
55ed8ca1 | 2604 | { |
650f726d | 2605 | struct mgmt_cp_load_link_keys *cp = data; |
ba1d6936 JH |
2606 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
2607 | sizeof(struct mgmt_link_key_info)); | |
4e51eae9 | 2608 | u16 key_count, expected_len; |
b1de97d8 | 2609 | bool changed; |
a492cd52 | 2610 | int i; |
55ed8ca1 | 2611 | |
9060d5cf MH |
2612 | BT_DBG("request for %s", hdev->name); |
2613 | ||
2614 | if (!lmp_bredr_capable(hdev)) | |
2615 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2616 | MGMT_STATUS_NOT_SUPPORTED); | |
2617 | ||
1f350c87 | 2618 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
2619 | if (key_count > max_key_count) { |
2620 | BT_ERR("load_link_keys: too big key_count value %u", | |
2621 | key_count); | |
2622 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2623 | MGMT_STATUS_INVALID_PARAMS); | |
2624 | } | |
55ed8ca1 | 2625 | |
86742e1e JH |
2626 | expected_len = sizeof(*cp) + key_count * |
2627 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2628 | if (expected_len != len) { |
86742e1e | 2629 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
2606ecbc | 2630 | expected_len, len); |
bdb6d971 | 2631 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
04124681 | 2632 | MGMT_STATUS_INVALID_PARAMS); |
55ed8ca1 JH |
2633 | } |
2634 | ||
4ae14301 JH |
2635 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
2636 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2637 | MGMT_STATUS_INVALID_PARAMS); | |
2638 | ||
bdb6d971 | 2639 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2640 | key_count); |
55ed8ca1 | 2641 | |
4ee71b20 JH |
2642 | for (i = 0; i < key_count; i++) { |
2643 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2644 | ||
8e991132 | 2645 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
4ee71b20 JH |
2646 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2647 | MGMT_STATUS_INVALID_PARAMS); | |
2648 | } | |
2649 | ||
09fd0de5 | 2650 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2651 | |
2652 | hci_link_keys_clear(hdev); | |
2653 | ||
55ed8ca1 | 2654 | if (cp->debug_keys) |
0663b297 JH |
2655 | changed = !test_and_set_bit(HCI_KEEP_DEBUG_KEYS, |
2656 | &hdev->dev_flags); | |
55ed8ca1 | 2657 | else |
0663b297 JH |
2658 | changed = test_and_clear_bit(HCI_KEEP_DEBUG_KEYS, |
2659 | &hdev->dev_flags); | |
b1de97d8 MH |
2660 | |
2661 | if (changed) | |
2662 | new_settings(hdev, NULL); | |
55ed8ca1 | 2663 | |
a492cd52 | 2664 | for (i = 0; i < key_count; i++) { |
86742e1e | 2665 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2666 | |
58e9293c JH |
2667 | /* Always ignore debug keys and require a new pairing if |
2668 | * the user wants to use them. | |
2669 | */ | |
2670 | if (key->type == HCI_LK_DEBUG_COMBINATION) | |
2671 | continue; | |
2672 | ||
7652ff6a JH |
2673 | hci_add_link_key(hdev, NULL, &key->addr.bdaddr, key->val, |
2674 | key->type, key->pin_len, NULL); | |
55ed8ca1 JH |
2675 | } |
2676 | ||
bdb6d971 | 2677 | cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2678 | |
09fd0de5 | 2679 | hci_dev_unlock(hdev); |
55ed8ca1 | 2680 | |
a492cd52 | 2681 | return 0; |
55ed8ca1 JH |
2682 | } |
2683 | ||
b1078ad0 | 2684 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2685 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2686 | { |
2687 | struct mgmt_ev_device_unpaired ev; | |
2688 | ||
2689 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2690 | ev.addr.type = addr_type; | |
2691 | ||
2692 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2693 | skip_sk); |
b1078ad0 JH |
2694 | } |
2695 | ||
bdb6d971 | 2696 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2697 | u16 len) |
55ed8ca1 | 2698 | { |
124f6e35 JH |
2699 | struct mgmt_cp_unpair_device *cp = data; |
2700 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
2701 | struct hci_cp_disconnect dc; |
2702 | struct pending_cmd *cmd; | |
55ed8ca1 | 2703 | struct hci_conn *conn; |
55ed8ca1 JH |
2704 | int err; |
2705 | ||
a8a1d19e | 2706 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2707 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2708 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2709 | |
4ee71b20 JH |
2710 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2711 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2712 | MGMT_STATUS_INVALID_PARAMS, | |
2713 | &rp, sizeof(rp)); | |
2714 | ||
118da70b JH |
2715 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2716 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2717 | MGMT_STATUS_INVALID_PARAMS, | |
2718 | &rp, sizeof(rp)); | |
2719 | ||
4ee71b20 JH |
2720 | hci_dev_lock(hdev); |
2721 | ||
86a8cfc6 | 2722 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2723 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2724 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); |
86a8cfc6 JH |
2725 | goto unlock; |
2726 | } | |
2727 | ||
e0b2b27e | 2728 | if (cp->addr.type == BDADDR_BREDR) { |
89cbb063 AA |
2729 | /* If disconnection is requested, then look up the |
2730 | * connection. If the remote device is connected, it | |
2731 | * will be later used to terminate the link. | |
2732 | * | |
2733 | * Setting it to NULL explicitly will cause no | |
2734 | * termination of the link. | |
2735 | */ | |
2736 | if (cp->disconnect) | |
2737 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
2738 | &cp->addr.bdaddr); | |
2739 | else | |
2740 | conn = NULL; | |
2741 | ||
124f6e35 | 2742 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
e0b2b27e JH |
2743 | } else { |
2744 | u8 addr_type; | |
2745 | ||
89cbb063 AA |
2746 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, |
2747 | &cp->addr.bdaddr); | |
2748 | if (conn) { | |
2749 | /* Defer clearing up the connection parameters | |
2750 | * until closing to give a chance of keeping | |
2751 | * them if a repairing happens. | |
2752 | */ | |
2753 | set_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); | |
2754 | ||
2755 | /* If disconnection is not requested, then | |
2756 | * clear the connection variable so that the | |
2757 | * link is not terminated. | |
2758 | */ | |
2759 | if (!cp->disconnect) | |
2760 | conn = NULL; | |
2761 | } | |
2762 | ||
e0b2b27e JH |
2763 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
2764 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2765 | else | |
2766 | addr_type = ADDR_LE_DEV_RANDOM; | |
2767 | ||
a7ec7338 JH |
2768 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); |
2769 | ||
e0b2b27e JH |
2770 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); |
2771 | } | |
b0dbfb46 | 2772 | |
55ed8ca1 | 2773 | if (err < 0) { |
bdb6d971 | 2774 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2775 | MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); |
55ed8ca1 JH |
2776 | goto unlock; |
2777 | } | |
2778 | ||
89cbb063 AA |
2779 | /* If the connection variable is set, then termination of the |
2780 | * link is requested. | |
2781 | */ | |
a8a1d19e | 2782 | if (!conn) { |
bdb6d971 | 2783 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
04124681 | 2784 | &rp, sizeof(rp)); |
b1078ad0 | 2785 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2786 | goto unlock; |
2787 | } | |
55ed8ca1 | 2788 | |
124f6e35 | 2789 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2790 | sizeof(*cp)); |
a8a1d19e JH |
2791 | if (!cmd) { |
2792 | err = -ENOMEM; | |
2793 | goto unlock; | |
55ed8ca1 JH |
2794 | } |
2795 | ||
eb55ef07 | 2796 | dc.handle = cpu_to_le16(conn->handle); |
a8a1d19e JH |
2797 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
2798 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2799 | if (err < 0) | |
2800 | mgmt_pending_remove(cmd); | |
2801 | ||
55ed8ca1 | 2802 | unlock: |
09fd0de5 | 2803 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2804 | return err; |
2805 | } | |
2806 | ||
bdb6d971 | 2807 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2808 | u16 len) |
8962ee74 | 2809 | { |
650f726d | 2810 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2811 | struct mgmt_rp_disconnect rp; |
366a0336 | 2812 | struct pending_cmd *cmd; |
8962ee74 | 2813 | struct hci_conn *conn; |
8962ee74 JH |
2814 | int err; |
2815 | ||
2816 | BT_DBG(""); | |
2817 | ||
06a63b19 JH |
2818 | memset(&rp, 0, sizeof(rp)); |
2819 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2820 | rp.addr.type = cp->addr.type; | |
2821 | ||
4ee71b20 | 2822 | if (!bdaddr_type_is_valid(cp->addr.type)) |
06a63b19 JH |
2823 | return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2824 | MGMT_STATUS_INVALID_PARAMS, | |
2825 | &rp, sizeof(rp)); | |
4ee71b20 | 2826 | |
09fd0de5 | 2827 | hci_dev_lock(hdev); |
8962ee74 JH |
2828 | |
2829 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
06a63b19 JH |
2830 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2831 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
8962ee74 JH |
2832 | goto failed; |
2833 | } | |
2834 | ||
2e58ef3e | 2835 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) { |
06a63b19 JH |
2836 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2837 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2838 | goto failed; |
2839 | } | |
2840 | ||
591f47f3 | 2841 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2842 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2843 | &cp->addr.bdaddr); | |
88c3df13 JH |
2844 | else |
2845 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 2846 | |
f960727e | 2847 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
06a63b19 JH |
2848 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2849 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
8962ee74 JH |
2850 | goto failed; |
2851 | } | |
2852 | ||
2e58ef3e | 2853 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2854 | if (!cmd) { |
2855 | err = -ENOMEM; | |
8962ee74 | 2856 | goto failed; |
366a0336 | 2857 | } |
8962ee74 | 2858 | |
e3f2f92a | 2859 | err = hci_disconnect(conn, HCI_ERROR_REMOTE_USER_TERM); |
8962ee74 | 2860 | if (err < 0) |
a664b5bc | 2861 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2862 | |
2863 | failed: | |
09fd0de5 | 2864 | hci_dev_unlock(hdev); |
8962ee74 JH |
2865 | return err; |
2866 | } | |
2867 | ||
57c1477c | 2868 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2869 | { |
2870 | switch (link_type) { | |
2871 | case LE_LINK: | |
48264f06 JH |
2872 | switch (addr_type) { |
2873 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2874 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2875 | |
48264f06 | 2876 | default: |
0ed09148 | 2877 | /* Fallback to LE Random address type */ |
591f47f3 | 2878 | return BDADDR_LE_RANDOM; |
48264f06 | 2879 | } |
0ed09148 | 2880 | |
4c659c39 | 2881 | default: |
0ed09148 | 2882 | /* Fallback to BR/EDR type */ |
591f47f3 | 2883 | return BDADDR_BREDR; |
4c659c39 JH |
2884 | } |
2885 | } | |
2886 | ||
04124681 GP |
2887 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2888 | u16 data_len) | |
2784eb41 | 2889 | { |
2784eb41 | 2890 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2891 | struct hci_conn *c; |
a38528f1 | 2892 | size_t rp_len; |
60fc5fb6 JH |
2893 | int err; |
2894 | u16 i; | |
2784eb41 JH |
2895 | |
2896 | BT_DBG(""); | |
2897 | ||
09fd0de5 | 2898 | hci_dev_lock(hdev); |
2784eb41 | 2899 | |
5f97c1df | 2900 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2901 | err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
04124681 | 2902 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2903 | goto unlock; |
2904 | } | |
2905 | ||
60fc5fb6 | 2906 | i = 0; |
b644ba33 JH |
2907 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2908 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2909 | i++; |
2784eb41 JH |
2910 | } |
2911 | ||
60fc5fb6 | 2912 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2913 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2914 | if (!rp) { |
2784eb41 JH |
2915 | err = -ENOMEM; |
2916 | goto unlock; | |
2917 | } | |
2918 | ||
2784eb41 | 2919 | i = 0; |
4c659c39 | 2920 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2921 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2922 | continue; | |
4c659c39 | 2923 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2924 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2925 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2926 | continue; |
2927 | i++; | |
2928 | } | |
2929 | ||
eb55ef07 | 2930 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2931 | |
4c659c39 JH |
2932 | /* Recalculate length in case of filtered SCO connections, etc */ |
2933 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2934 | |
bdb6d971 | 2935 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
04124681 | 2936 | rp_len); |
2784eb41 | 2937 | |
a38528f1 | 2938 | kfree(rp); |
5f97c1df JH |
2939 | |
2940 | unlock: | |
09fd0de5 | 2941 | hci_dev_unlock(hdev); |
2784eb41 JH |
2942 | return err; |
2943 | } | |
2944 | ||
bdb6d971 | 2945 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2946 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 WR |
2947 | { |
2948 | struct pending_cmd *cmd; | |
2949 | int err; | |
2950 | ||
2e58ef3e | 2951 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2952 | sizeof(*cp)); |
96d97a67 WR |
2953 | if (!cmd) |
2954 | return -ENOMEM; | |
2955 | ||
d8457698 | 2956 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2957 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2958 | if (err < 0) |
2959 | mgmt_pending_remove(cmd); | |
2960 | ||
2961 | return err; | |
2962 | } | |
2963 | ||
bdb6d971 | 2964 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2965 | u16 len) |
980e1a53 | 2966 | { |
96d97a67 | 2967 | struct hci_conn *conn; |
650f726d | 2968 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2969 | struct hci_cp_pin_code_reply reply; |
366a0336 | 2970 | struct pending_cmd *cmd; |
980e1a53 JH |
2971 | int err; |
2972 | ||
2973 | BT_DBG(""); | |
2974 | ||
09fd0de5 | 2975 | hci_dev_lock(hdev); |
980e1a53 | 2976 | |
4b34ee78 | 2977 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2978 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2979 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
2980 | goto failed; |
2981 | } | |
2982 | ||
d8457698 | 2983 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2984 | if (!conn) { |
bdb6d971 | 2985 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2986 | MGMT_STATUS_NOT_CONNECTED); |
96d97a67 WR |
2987 | goto failed; |
2988 | } | |
2989 | ||
2990 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2991 | struct mgmt_cp_pin_code_neg_reply ncp; |
2992 | ||
2993 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2994 | |
2995 | BT_ERR("PIN code is not 16 bytes long"); | |
2996 | ||
bdb6d971 | 2997 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2998 | if (err >= 0) |
bdb6d971 | 2999 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 3000 | MGMT_STATUS_INVALID_PARAMS); |
96d97a67 WR |
3001 | |
3002 | goto failed; | |
3003 | } | |
3004 | ||
00abfe44 | 3005 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
3006 | if (!cmd) { |
3007 | err = -ENOMEM; | |
980e1a53 | 3008 | goto failed; |
366a0336 | 3009 | } |
980e1a53 | 3010 | |
d8457698 | 3011 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 3012 | reply.pin_len = cp->pin_len; |
24718ca5 | 3013 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
3014 | |
3015 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
3016 | if (err < 0) | |
a664b5bc | 3017 | mgmt_pending_remove(cmd); |
980e1a53 JH |
3018 | |
3019 | failed: | |
09fd0de5 | 3020 | hci_dev_unlock(hdev); |
980e1a53 JH |
3021 | return err; |
3022 | } | |
3023 | ||
04124681 GP |
3024 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
3025 | u16 len) | |
17fa4b9d | 3026 | { |
650f726d | 3027 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
3028 | |
3029 | BT_DBG(""); | |
3030 | ||
4ec86d4c JH |
3031 | if (cp->io_capability > SMP_IO_KEYBOARD_DISPLAY) |
3032 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, | |
3033 | MGMT_STATUS_INVALID_PARAMS, NULL, 0); | |
3034 | ||
09fd0de5 | 3035 | hci_dev_lock(hdev); |
17fa4b9d JH |
3036 | |
3037 | hdev->io_capability = cp->io_capability; | |
3038 | ||
3039 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 3040 | hdev->io_capability); |
17fa4b9d | 3041 | |
09fd0de5 | 3042 | hci_dev_unlock(hdev); |
17fa4b9d | 3043 | |
04124681 GP |
3044 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL, |
3045 | 0); | |
17fa4b9d JH |
3046 | } |
3047 | ||
6039aa73 | 3048 | static struct pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
3049 | { |
3050 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 3051 | struct pending_cmd *cmd; |
e9a416b5 | 3052 | |
2e58ef3e | 3053 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
3054 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
3055 | continue; | |
3056 | ||
e9a416b5 JH |
3057 | if (cmd->user_data != conn) |
3058 | continue; | |
3059 | ||
3060 | return cmd; | |
3061 | } | |
3062 | ||
3063 | return NULL; | |
3064 | } | |
3065 | ||
3066 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
3067 | { | |
3068 | struct mgmt_rp_pair_device rp; | |
3069 | struct hci_conn *conn = cmd->user_data; | |
3070 | ||
61b1a7fb JH |
3071 | bacpy(&rp.addr.bdaddr, &conn->dst); |
3072 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
e9a416b5 | 3073 | |
aee9b218 | 3074 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, |
04124681 | 3075 | &rp, sizeof(rp)); |
e9a416b5 JH |
3076 | |
3077 | /* So we don't get further callbacks for this connection */ | |
3078 | conn->connect_cfm_cb = NULL; | |
3079 | conn->security_cfm_cb = NULL; | |
3080 | conn->disconn_cfm_cb = NULL; | |
3081 | ||
76a68ba0 | 3082 | hci_conn_drop(conn); |
f8aaf9b6 | 3083 | hci_conn_put(conn); |
e9a416b5 | 3084 | |
a664b5bc | 3085 | mgmt_pending_remove(cmd); |
89cbb063 AA |
3086 | |
3087 | /* The device is paired so there is no need to remove | |
3088 | * its connection parameters anymore. | |
3089 | */ | |
3090 | clear_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); | |
e9a416b5 JH |
3091 | } |
3092 | ||
f4a407be JH |
3093 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
3094 | { | |
3095 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; | |
3096 | struct pending_cmd *cmd; | |
3097 | ||
3098 | cmd = find_pairing(conn); | |
3099 | if (cmd) | |
3100 | pairing_complete(cmd, status); | |
3101 | } | |
3102 | ||
e9a416b5 JH |
3103 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
3104 | { | |
3105 | struct pending_cmd *cmd; | |
3106 | ||
3107 | BT_DBG("status %u", status); | |
3108 | ||
3109 | cmd = find_pairing(conn); | |
56e5cb86 | 3110 | if (!cmd) |
e9a416b5 | 3111 | BT_DBG("Unable to find a pending command"); |
56e5cb86 | 3112 | else |
e211326c | 3113 | pairing_complete(cmd, mgmt_status(status)); |
e9a416b5 JH |
3114 | } |
3115 | ||
f4a407be | 3116 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
4c47d739 VA |
3117 | { |
3118 | struct pending_cmd *cmd; | |
3119 | ||
3120 | BT_DBG("status %u", status); | |
3121 | ||
3122 | if (!status) | |
3123 | return; | |
3124 | ||
3125 | cmd = find_pairing(conn); | |
3126 | if (!cmd) | |
3127 | BT_DBG("Unable to find a pending command"); | |
3128 | else | |
3129 | pairing_complete(cmd, mgmt_status(status)); | |
3130 | } | |
3131 | ||
bdb6d971 | 3132 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3133 | u16 len) |
e9a416b5 | 3134 | { |
650f726d | 3135 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 3136 | struct mgmt_rp_pair_device rp; |
e9a416b5 JH |
3137 | struct pending_cmd *cmd; |
3138 | u8 sec_level, auth_type; | |
3139 | struct hci_conn *conn; | |
e9a416b5 JH |
3140 | int err; |
3141 | ||
3142 | BT_DBG(""); | |
3143 | ||
f950a30e SJ |
3144 | memset(&rp, 0, sizeof(rp)); |
3145 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
3146 | rp.addr.type = cp->addr.type; | |
3147 | ||
4ee71b20 JH |
3148 | if (!bdaddr_type_is_valid(cp->addr.type)) |
3149 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
3150 | MGMT_STATUS_INVALID_PARAMS, | |
3151 | &rp, sizeof(rp)); | |
3152 | ||
4ec86d4c JH |
3153 | if (cp->io_cap > SMP_IO_KEYBOARD_DISPLAY) |
3154 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
3155 | MGMT_STATUS_INVALID_PARAMS, | |
3156 | &rp, sizeof(rp)); | |
3157 | ||
09fd0de5 | 3158 | hci_dev_lock(hdev); |
e9a416b5 | 3159 | |
5f97c1df | 3160 | if (!hdev_is_powered(hdev)) { |
f950a30e SJ |
3161 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
3162 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5f97c1df JH |
3163 | goto unlock; |
3164 | } | |
3165 | ||
c908df36 | 3166 | sec_level = BT_SECURITY_MEDIUM; |
6fd6b915 | 3167 | auth_type = HCI_AT_DEDICATED_BONDING; |
e9a416b5 | 3168 | |
6f77d8c7 | 3169 | if (cp->addr.type == BDADDR_BREDR) { |
04a6c589 AG |
3170 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
3171 | auth_type); | |
6f77d8c7 AG |
3172 | } else { |
3173 | u8 addr_type; | |
3174 | ||
3175 | /* Convert from L2CAP channel address type to HCI address type | |
3176 | */ | |
3177 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
3178 | addr_type = ADDR_LE_DEV_PUBLIC; | |
3179 | else | |
3180 | addr_type = ADDR_LE_DEV_RANDOM; | |
3181 | ||
7c264b10 MH |
3182 | /* When pairing a new device, it is expected to remember |
3183 | * this device for future connections. Adding the connection | |
3184 | * parameter information ahead of time allows tracking | |
3185 | * of the slave preferred values and will speed up any | |
3186 | * further connection establishment. | |
3187 | * | |
3188 | * If connection parameters already exist, then they | |
3189 | * will be kept and this function does nothing. | |
3190 | */ | |
3191 | hci_conn_params_add(hdev, &cp->addr.bdaddr, addr_type); | |
3192 | ||
6f77d8c7 | 3193 | conn = hci_connect_le(hdev, &cp->addr.bdaddr, addr_type, |
e804d25d JH |
3194 | sec_level, HCI_LE_CONN_TIMEOUT, |
3195 | HCI_ROLE_MASTER); | |
6f77d8c7 | 3196 | } |
7a512d01 | 3197 | |
30e76272 | 3198 | if (IS_ERR(conn)) { |
489dc48e AK |
3199 | int status; |
3200 | ||
3201 | if (PTR_ERR(conn) == -EBUSY) | |
3202 | status = MGMT_STATUS_BUSY; | |
3203 | else | |
3204 | status = MGMT_STATUS_CONNECT_FAILED; | |
3205 | ||
bdb6d971 | 3206 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
489dc48e | 3207 | status, &rp, |
04124681 | 3208 | sizeof(rp)); |
e9a416b5 JH |
3209 | goto unlock; |
3210 | } | |
3211 | ||
3212 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 3213 | hci_conn_drop(conn); |
bdb6d971 | 3214 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
04124681 | 3215 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
e9a416b5 JH |
3216 | goto unlock; |
3217 | } | |
3218 | ||
2e58ef3e | 3219 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
3220 | if (!cmd) { |
3221 | err = -ENOMEM; | |
76a68ba0 | 3222 | hci_conn_drop(conn); |
e9a416b5 JH |
3223 | goto unlock; |
3224 | } | |
3225 | ||
7a512d01 | 3226 | /* For LE, just connecting isn't a proof that the pairing finished */ |
f4a407be | 3227 | if (cp->addr.type == BDADDR_BREDR) { |
7a512d01 | 3228 | conn->connect_cfm_cb = pairing_complete_cb; |
f4a407be JH |
3229 | conn->security_cfm_cb = pairing_complete_cb; |
3230 | conn->disconn_cfm_cb = pairing_complete_cb; | |
3231 | } else { | |
3232 | conn->connect_cfm_cb = le_pairing_complete_cb; | |
3233 | conn->security_cfm_cb = le_pairing_complete_cb; | |
3234 | conn->disconn_cfm_cb = le_pairing_complete_cb; | |
3235 | } | |
7a512d01 | 3236 | |
e9a416b5 | 3237 | conn->io_capability = cp->io_cap; |
f8aaf9b6 | 3238 | cmd->user_data = hci_conn_get(conn); |
e9a416b5 | 3239 | |
6f78fd4b | 3240 | if ((conn->state == BT_CONNECTED || conn->state == BT_CONFIG) && |
e7cafc45 | 3241 | hci_conn_security(conn, sec_level, auth_type, true)) |
e9a416b5 JH |
3242 | pairing_complete(cmd, 0); |
3243 | ||
3244 | err = 0; | |
3245 | ||
3246 | unlock: | |
09fd0de5 | 3247 | hci_dev_unlock(hdev); |
e9a416b5 JH |
3248 | return err; |
3249 | } | |
3250 | ||
04124681 GP |
3251 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
3252 | u16 len) | |
28424707 | 3253 | { |
0f4e68cf | 3254 | struct mgmt_addr_info *addr = data; |
28424707 JH |
3255 | struct pending_cmd *cmd; |
3256 | struct hci_conn *conn; | |
3257 | int err; | |
3258 | ||
3259 | BT_DBG(""); | |
3260 | ||
28424707 JH |
3261 | hci_dev_lock(hdev); |
3262 | ||
5f97c1df | 3263 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3264 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3265 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
3266 | goto unlock; |
3267 | } | |
3268 | ||
28424707 JH |
3269 | cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
3270 | if (!cmd) { | |
bdb6d971 | 3271 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3272 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
3273 | goto unlock; |
3274 | } | |
3275 | ||
3276 | conn = cmd->user_data; | |
3277 | ||
3278 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
bdb6d971 | 3279 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3280 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
3281 | goto unlock; |
3282 | } | |
3283 | ||
3284 | pairing_complete(cmd, MGMT_STATUS_CANCELLED); | |
3285 | ||
bdb6d971 | 3286 | err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
04124681 | 3287 | addr, sizeof(*addr)); |
28424707 JH |
3288 | unlock: |
3289 | hci_dev_unlock(hdev); | |
28424707 JH |
3290 | return err; |
3291 | } | |
3292 | ||
bdb6d971 | 3293 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 3294 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 3295 | u16 hci_op, __le32 passkey) |
a5c29683 | 3296 | { |
a5c29683 | 3297 | struct pending_cmd *cmd; |
0df4c185 | 3298 | struct hci_conn *conn; |
a5c29683 JH |
3299 | int err; |
3300 | ||
09fd0de5 | 3301 | hci_dev_lock(hdev); |
08ba5382 | 3302 | |
4b34ee78 | 3303 | if (!hdev_is_powered(hdev)) { |
feb94d3d JH |
3304 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3305 | MGMT_STATUS_NOT_POWERED, addr, | |
3306 | sizeof(*addr)); | |
0df4c185 | 3307 | goto done; |
a5c29683 JH |
3308 | } |
3309 | ||
1707c60e JH |
3310 | if (addr->type == BDADDR_BREDR) |
3311 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 3312 | else |
1707c60e | 3313 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
272d90df JH |
3314 | |
3315 | if (!conn) { | |
feb94d3d JH |
3316 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3317 | MGMT_STATUS_NOT_CONNECTED, addr, | |
3318 | sizeof(*addr)); | |
272d90df JH |
3319 | goto done; |
3320 | } | |
47c15e2b | 3321 | |
1707c60e | 3322 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
5fe57d9e | 3323 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
5fe57d9e | 3324 | if (!err) |
feb94d3d JH |
3325 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3326 | MGMT_STATUS_SUCCESS, addr, | |
3327 | sizeof(*addr)); | |
5fe57d9e | 3328 | else |
feb94d3d JH |
3329 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3330 | MGMT_STATUS_FAILED, addr, | |
3331 | sizeof(*addr)); | |
47c15e2b | 3332 | |
47c15e2b BG |
3333 | goto done; |
3334 | } | |
3335 | ||
1707c60e | 3336 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
3337 | if (!cmd) { |
3338 | err = -ENOMEM; | |
0df4c185 | 3339 | goto done; |
a5c29683 JH |
3340 | } |
3341 | ||
0df4c185 | 3342 | /* Continue with pairing via HCI */ |
604086b7 BG |
3343 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
3344 | struct hci_cp_user_passkey_reply cp; | |
3345 | ||
1707c60e | 3346 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
3347 | cp.passkey = passkey; |
3348 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
3349 | } else | |
1707c60e JH |
3350 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
3351 | &addr->bdaddr); | |
604086b7 | 3352 | |
a664b5bc JH |
3353 | if (err < 0) |
3354 | mgmt_pending_remove(cmd); | |
a5c29683 | 3355 | |
0df4c185 | 3356 | done: |
09fd0de5 | 3357 | hci_dev_unlock(hdev); |
a5c29683 JH |
3358 | return err; |
3359 | } | |
3360 | ||
afeb019d JK |
3361 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
3362 | void *data, u16 len) | |
3363 | { | |
3364 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
3365 | ||
3366 | BT_DBG(""); | |
3367 | ||
1707c60e | 3368 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
3369 | MGMT_OP_PIN_CODE_NEG_REPLY, |
3370 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
3371 | } | |
3372 | ||
04124681 GP |
3373 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3374 | u16 len) | |
0df4c185 | 3375 | { |
650f726d | 3376 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
3377 | |
3378 | BT_DBG(""); | |
3379 | ||
3380 | if (len != sizeof(*cp)) | |
bdb6d971 | 3381 | return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
04124681 | 3382 | MGMT_STATUS_INVALID_PARAMS); |
0df4c185 | 3383 | |
1707c60e | 3384 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3385 | MGMT_OP_USER_CONFIRM_REPLY, |
3386 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
3387 | } |
3388 | ||
bdb6d971 | 3389 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3390 | void *data, u16 len) |
0df4c185 | 3391 | { |
c9c2659f | 3392 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
3393 | |
3394 | BT_DBG(""); | |
3395 | ||
1707c60e | 3396 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3397 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
3398 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
3399 | } |
3400 | ||
04124681 GP |
3401 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3402 | u16 len) | |
604086b7 | 3403 | { |
650f726d | 3404 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
3405 | |
3406 | BT_DBG(""); | |
3407 | ||
1707c60e | 3408 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3409 | MGMT_OP_USER_PASSKEY_REPLY, |
3410 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
3411 | } |
3412 | ||
bdb6d971 | 3413 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3414 | void *data, u16 len) |
604086b7 | 3415 | { |
650f726d | 3416 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
3417 | |
3418 | BT_DBG(""); | |
3419 | ||
1707c60e | 3420 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3421 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
3422 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
3423 | } |
3424 | ||
13928971 | 3425 | static void update_name(struct hci_request *req) |
2b4bf397 | 3426 | { |
13928971 | 3427 | struct hci_dev *hdev = req->hdev; |
2b4bf397 JH |
3428 | struct hci_cp_write_local_name cp; |
3429 | ||
13928971 | 3430 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
2b4bf397 | 3431 | |
890ea898 | 3432 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
2b4bf397 JH |
3433 | } |
3434 | ||
13928971 JH |
3435 | static void set_name_complete(struct hci_dev *hdev, u8 status) |
3436 | { | |
3437 | struct mgmt_cp_set_local_name *cp; | |
3438 | struct pending_cmd *cmd; | |
3439 | ||
3440 | BT_DBG("status 0x%02x", status); | |
3441 | ||
3442 | hci_dev_lock(hdev); | |
3443 | ||
3444 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); | |
3445 | if (!cmd) | |
3446 | goto unlock; | |
3447 | ||
3448 | cp = cmd->param; | |
3449 | ||
3450 | if (status) | |
3451 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, | |
3452 | mgmt_status(status)); | |
3453 | else | |
3454 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3455 | cp, sizeof(*cp)); | |
3456 | ||
3457 | mgmt_pending_remove(cmd); | |
3458 | ||
3459 | unlock: | |
3460 | hci_dev_unlock(hdev); | |
3461 | } | |
3462 | ||
bdb6d971 | 3463 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3464 | u16 len) |
b312b161 | 3465 | { |
2b4bf397 | 3466 | struct mgmt_cp_set_local_name *cp = data; |
b312b161 | 3467 | struct pending_cmd *cmd; |
890ea898 | 3468 | struct hci_request req; |
b312b161 JH |
3469 | int err; |
3470 | ||
3471 | BT_DBG(""); | |
3472 | ||
09fd0de5 | 3473 | hci_dev_lock(hdev); |
b312b161 | 3474 | |
b3f2ca94 JH |
3475 | /* If the old values are the same as the new ones just return a |
3476 | * direct command complete event. | |
3477 | */ | |
3478 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
3479 | !memcmp(hdev->short_name, cp->short_name, | |
3480 | sizeof(hdev->short_name))) { | |
3481 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3482 | data, len); | |
3483 | goto failed; | |
3484 | } | |
3485 | ||
2b4bf397 | 3486 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 3487 | |
b5235a65 | 3488 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 3489 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde JH |
3490 | |
3491 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
04124681 | 3492 | data, len); |
28cc7bde JH |
3493 | if (err < 0) |
3494 | goto failed; | |
3495 | ||
3496 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, | |
04124681 | 3497 | sk); |
28cc7bde | 3498 | |
b5235a65 JH |
3499 | goto failed; |
3500 | } | |
3501 | ||
28cc7bde | 3502 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3503 | if (!cmd) { |
3504 | err = -ENOMEM; | |
3505 | goto failed; | |
3506 | } | |
3507 | ||
13928971 JH |
3508 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3509 | ||
890ea898 | 3510 | hci_req_init(&req, hdev); |
3f985050 JH |
3511 | |
3512 | if (lmp_bredr_capable(hdev)) { | |
3513 | update_name(&req); | |
3514 | update_eir(&req); | |
3515 | } | |
3516 | ||
7a5f4990 MH |
3517 | /* The name is stored in the scan response data and so |
3518 | * no need to udpate the advertising data here. | |
3519 | */ | |
3f985050 | 3520 | if (lmp_le_capable(hdev)) |
7a5f4990 | 3521 | update_scan_rsp_data(&req); |
3f985050 | 3522 | |
13928971 | 3523 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3524 | if (err < 0) |
3525 | mgmt_pending_remove(cmd); | |
3526 | ||
3527 | failed: | |
09fd0de5 | 3528 | hci_dev_unlock(hdev); |
b312b161 JH |
3529 | return err; |
3530 | } | |
3531 | ||
0f4e68cf | 3532 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3533 | void *data, u16 data_len) |
c35938b2 | 3534 | { |
c35938b2 SJ |
3535 | struct pending_cmd *cmd; |
3536 | int err; | |
3537 | ||
bdb6d971 | 3538 | BT_DBG("%s", hdev->name); |
c35938b2 | 3539 | |
09fd0de5 | 3540 | hci_dev_lock(hdev); |
c35938b2 | 3541 | |
4b34ee78 | 3542 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3543 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3544 | MGMT_STATUS_NOT_POWERED); |
c35938b2 SJ |
3545 | goto unlock; |
3546 | } | |
3547 | ||
9a1a1996 | 3548 | if (!lmp_ssp_capable(hdev)) { |
bdb6d971 | 3549 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3550 | MGMT_STATUS_NOT_SUPPORTED); |
c35938b2 SJ |
3551 | goto unlock; |
3552 | } | |
3553 | ||
2e58ef3e | 3554 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
bdb6d971 | 3555 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3556 | MGMT_STATUS_BUSY); |
c35938b2 SJ |
3557 | goto unlock; |
3558 | } | |
3559 | ||
2e58ef3e | 3560 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3561 | if (!cmd) { |
3562 | err = -ENOMEM; | |
3563 | goto unlock; | |
3564 | } | |
3565 | ||
710f11c0 | 3566 | if (bredr_sc_enabled(hdev)) |
4d2d2796 MH |
3567 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_EXT_DATA, |
3568 | 0, NULL); | |
3569 | else | |
3570 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
3571 | ||
c35938b2 SJ |
3572 | if (err < 0) |
3573 | mgmt_pending_remove(cmd); | |
3574 | ||
3575 | unlock: | |
09fd0de5 | 3576 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3577 | return err; |
3578 | } | |
3579 | ||
bdb6d971 | 3580 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3581 | void *data, u16 len) |
2763eda6 | 3582 | { |
2763eda6 SJ |
3583 | int err; |
3584 | ||
bdb6d971 | 3585 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3586 | |
09fd0de5 | 3587 | hci_dev_lock(hdev); |
2763eda6 | 3588 | |
ec109113 MH |
3589 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
3590 | struct mgmt_cp_add_remote_oob_data *cp = data; | |
3591 | u8 status; | |
bf1e3541 | 3592 | |
c19a495c JH |
3593 | if (cp->addr.type != BDADDR_BREDR) { |
3594 | err = cmd_complete(sk, hdev->id, | |
3595 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3596 | MGMT_STATUS_INVALID_PARAMS, | |
3597 | &cp->addr, sizeof(cp->addr)); | |
3598 | goto unlock; | |
3599 | } | |
3600 | ||
ec109113 | 3601 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
6928a924 JH |
3602 | cp->addr.type, cp->hash, |
3603 | cp->rand, NULL, NULL); | |
ec109113 MH |
3604 | if (err < 0) |
3605 | status = MGMT_STATUS_FAILED; | |
3606 | else | |
3607 | status = MGMT_STATUS_SUCCESS; | |
3608 | ||
3609 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3610 | status, &cp->addr, sizeof(cp->addr)); | |
3611 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { | |
3612 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; | |
86df9200 | 3613 | u8 *rand192, *hash192; |
ec109113 MH |
3614 | u8 status; |
3615 | ||
c19a495c JH |
3616 | if (cp->addr.type != BDADDR_BREDR) { |
3617 | err = cmd_complete(sk, hdev->id, | |
3618 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3619 | MGMT_STATUS_INVALID_PARAMS, | |
3620 | &cp->addr, sizeof(cp->addr)); | |
3621 | goto unlock; | |
3622 | } | |
3623 | ||
86df9200 JH |
3624 | if (bdaddr_type_is_le(cp->addr.type)) { |
3625 | rand192 = NULL; | |
3626 | hash192 = NULL; | |
3627 | } else { | |
3628 | rand192 = cp->rand192; | |
3629 | hash192 = cp->hash192; | |
3630 | } | |
3631 | ||
81328d5c | 3632 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
86df9200 JH |
3633 | cp->addr.type, hash192, rand192, |
3634 | cp->hash256, cp->rand256); | |
ec109113 MH |
3635 | if (err < 0) |
3636 | status = MGMT_STATUS_FAILED; | |
3637 | else | |
3638 | status = MGMT_STATUS_SUCCESS; | |
3639 | ||
3640 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3641 | status, &cp->addr, sizeof(cp->addr)); | |
3642 | } else { | |
3643 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); | |
3644 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3645 | MGMT_STATUS_INVALID_PARAMS); | |
3646 | } | |
2763eda6 | 3647 | |
c19a495c | 3648 | unlock: |
09fd0de5 | 3649 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3650 | return err; |
3651 | } | |
3652 | ||
bdb6d971 | 3653 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3654 | void *data, u16 len) |
2763eda6 | 3655 | { |
650f726d | 3656 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3657 | u8 status; |
2763eda6 SJ |
3658 | int err; |
3659 | ||
bdb6d971 | 3660 | BT_DBG("%s", hdev->name); |
2763eda6 | 3661 | |
c19a495c JH |
3662 | if (cp->addr.type != BDADDR_BREDR) |
3663 | return cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
3664 | MGMT_STATUS_INVALID_PARAMS, | |
3665 | &cp->addr, sizeof(cp->addr)); | |
3666 | ||
09fd0de5 | 3667 | hci_dev_lock(hdev); |
2763eda6 | 3668 | |
eedbd581 JH |
3669 | if (!bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { |
3670 | hci_remote_oob_data_clear(hdev); | |
3671 | status = MGMT_STATUS_SUCCESS; | |
3672 | goto done; | |
3673 | } | |
3674 | ||
6928a924 | 3675 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr, cp->addr.type); |
2763eda6 | 3676 | if (err < 0) |
bf1e3541 | 3677 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3678 | else |
a6785be2 | 3679 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3680 | |
eedbd581 | 3681 | done: |
bdb6d971 | 3682 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
04124681 | 3683 | status, &cp->addr, sizeof(cp->addr)); |
2763eda6 | 3684 | |
09fd0de5 | 3685 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3686 | return err; |
3687 | } | |
3688 | ||
11e6e25d | 3689 | static void start_discovery_complete(struct hci_dev *hdev, u8 status) |
41dc2bd6 AG |
3690 | { |
3691 | struct pending_cmd *cmd; | |
11e6e25d | 3692 | unsigned long timeout; |
41dc2bd6 | 3693 | |
11e6e25d | 3694 | BT_DBG("status %d", status); |
41dc2bd6 | 3695 | |
11e6e25d | 3696 | hci_dev_lock(hdev); |
41dc2bd6 | 3697 | |
11e6e25d MH |
3698 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
3699 | if (cmd) { | |
3700 | u8 type = hdev->discovery.type; | |
ae55f598 | 3701 | |
11e6e25d MH |
3702 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, |
3703 | mgmt_status(status), &type, sizeof(type)); | |
3704 | mgmt_pending_remove(cmd); | |
3705 | } | |
7c307720 AG |
3706 | |
3707 | if (status) { | |
11e6e25d MH |
3708 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); |
3709 | goto unlock; | |
7c307720 AG |
3710 | } |
3711 | ||
7c307720 | 3712 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); |
7c307720 AG |
3713 | |
3714 | switch (hdev->discovery.type) { | |
3715 | case DISCOV_TYPE_LE: | |
3d5a76f0 | 3716 | timeout = msecs_to_jiffies(DISCOV_LE_TIMEOUT); |
7c307720 | 3717 | break; |
7c307720 | 3718 | case DISCOV_TYPE_INTERLEAVED: |
b9a7a61e | 3719 | timeout = msecs_to_jiffies(hdev->discov_interleaved_timeout); |
7c307720 | 3720 | break; |
7c307720 | 3721 | case DISCOV_TYPE_BREDR: |
11e6e25d | 3722 | timeout = 0; |
7c307720 | 3723 | break; |
7c307720 AG |
3724 | default: |
3725 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); | |
11e6e25d MH |
3726 | timeout = 0; |
3727 | break; | |
7c307720 | 3728 | } |
ae55f598 | 3729 | |
11e6e25d MH |
3730 | if (timeout) |
3731 | queue_delayed_work(hdev->workqueue, | |
3732 | &hdev->le_scan_disable, timeout); | |
ae55f598 | 3733 | |
11e6e25d MH |
3734 | unlock: |
3735 | hci_dev_unlock(hdev); | |
7c307720 AG |
3736 | } |
3737 | ||
bdb6d971 | 3738 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3739 | void *data, u16 len) |
14a53664 | 3740 | { |
650f726d | 3741 | struct mgmt_cp_start_discovery *cp = data; |
14a53664 | 3742 | struct pending_cmd *cmd; |
7c307720 AG |
3743 | struct hci_cp_le_set_scan_param param_cp; |
3744 | struct hci_cp_le_set_scan_enable enable_cp; | |
3745 | struct hci_cp_inquiry inq_cp; | |
3746 | struct hci_request req; | |
3747 | /* General inquiry access code (GIAC) */ | |
3748 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
d9483943 | 3749 | u8 status, own_addr_type; |
14a53664 JH |
3750 | int err; |
3751 | ||
bdb6d971 | 3752 | BT_DBG("%s", hdev->name); |
14a53664 | 3753 | |
09fd0de5 | 3754 | hci_dev_lock(hdev); |
14a53664 | 3755 | |
4b34ee78 | 3756 | if (!hdev_is_powered(hdev)) { |
a736abc1 SJ |
3757 | err = cmd_complete(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3758 | MGMT_STATUS_NOT_POWERED, | |
3759 | &cp->type, sizeof(cp->type)); | |
bd2d1334 JH |
3760 | goto failed; |
3761 | } | |
3762 | ||
f5a969f2 MH |
3763 | if (hdev->discovery.state != DISCOVERY_STOPPED || |
3764 | test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) { | |
a736abc1 SJ |
3765 | err = cmd_complete(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3766 | MGMT_STATUS_BUSY, &cp->type, | |
3767 | sizeof(cp->type)); | |
ff9ef578 JH |
3768 | goto failed; |
3769 | } | |
3770 | ||
2e58ef3e | 3771 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3772 | if (!cmd) { |
3773 | err = -ENOMEM; | |
3774 | goto failed; | |
3775 | } | |
3776 | ||
4aab14e5 AG |
3777 | hdev->discovery.type = cp->type; |
3778 | ||
7c307720 AG |
3779 | hci_req_init(&req, hdev); |
3780 | ||
4aab14e5 | 3781 | switch (hdev->discovery.type) { |
f39799f5 | 3782 | case DISCOV_TYPE_BREDR: |
e6fe7986 JH |
3783 | status = mgmt_bredr_support(hdev); |
3784 | if (status) { | |
a736abc1 SJ |
3785 | err = cmd_complete(sk, hdev->id, |
3786 | MGMT_OP_START_DISCOVERY, status, | |
3787 | &cp->type, sizeof(cp->type)); | |
04106755 JH |
3788 | mgmt_pending_remove(cmd); |
3789 | goto failed; | |
3790 | } | |
3791 | ||
7c307720 | 3792 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
a736abc1 SJ |
3793 | err = cmd_complete(sk, hdev->id, |
3794 | MGMT_OP_START_DISCOVERY, | |
3795 | MGMT_STATUS_BUSY, &cp->type, | |
3796 | sizeof(cp->type)); | |
7c307720 AG |
3797 | mgmt_pending_remove(cmd); |
3798 | goto failed; | |
3799 | } | |
3800 | ||
3801 | hci_inquiry_cache_flush(hdev); | |
3802 | ||
3803 | memset(&inq_cp, 0, sizeof(inq_cp)); | |
3804 | memcpy(&inq_cp.lap, lap, sizeof(inq_cp.lap)); | |
0d8cc935 | 3805 | inq_cp.length = DISCOV_BREDR_INQUIRY_LEN; |
7c307720 | 3806 | hci_req_add(&req, HCI_OP_INQUIRY, sizeof(inq_cp), &inq_cp); |
f39799f5 AG |
3807 | break; |
3808 | ||
3809 | case DISCOV_TYPE_LE: | |
7c307720 | 3810 | case DISCOV_TYPE_INTERLEAVED: |
e6fe7986 JH |
3811 | status = mgmt_le_support(hdev); |
3812 | if (status) { | |
a736abc1 SJ |
3813 | err = cmd_complete(sk, hdev->id, |
3814 | MGMT_OP_START_DISCOVERY, status, | |
3815 | &cp->type, sizeof(cp->type)); | |
04106755 JH |
3816 | mgmt_pending_remove(cmd); |
3817 | goto failed; | |
3818 | } | |
3819 | ||
7c307720 | 3820 | if (hdev->discovery.type == DISCOV_TYPE_INTERLEAVED && |
56f87901 | 3821 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
a736abc1 SJ |
3822 | err = cmd_complete(sk, hdev->id, |
3823 | MGMT_OP_START_DISCOVERY, | |
3824 | MGMT_STATUS_NOT_SUPPORTED, | |
3825 | &cp->type, sizeof(cp->type)); | |
04106755 JH |
3826 | mgmt_pending_remove(cmd); |
3827 | goto failed; | |
3828 | } | |
3829 | ||
e8bb6b97 JH |
3830 | if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) { |
3831 | /* Don't let discovery abort an outgoing | |
3832 | * connection attempt that's using directed | |
3833 | * advertising. | |
3834 | */ | |
3835 | if (hci_conn_hash_lookup_state(hdev, LE_LINK, | |
3836 | BT_CONNECT)) { | |
a736abc1 SJ |
3837 | err = cmd_complete(sk, hdev->id, |
3838 | MGMT_OP_START_DISCOVERY, | |
3839 | MGMT_STATUS_REJECTED, | |
3840 | &cp->type, | |
3841 | sizeof(cp->type)); | |
e8bb6b97 JH |
3842 | mgmt_pending_remove(cmd); |
3843 | goto failed; | |
3844 | } | |
3845 | ||
3846 | disable_advertising(&req); | |
7c307720 AG |
3847 | } |
3848 | ||
c54c3860 AG |
3849 | /* If controller is scanning, it means the background scanning |
3850 | * is running. Thus, we should temporarily stop it in order to | |
3851 | * set the discovery scanning parameters. | |
3852 | */ | |
3853 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) | |
3854 | hci_req_add_le_scan_disable(&req); | |
7c307720 AG |
3855 | |
3856 | memset(¶m_cp, 0, sizeof(param_cp)); | |
d9483943 | 3857 | |
94b1fc92 MH |
3858 | /* All active scans will be done with either a resolvable |
3859 | * private address (when privacy feature has been enabled) | |
3860 | * or unresolvable private address. | |
3861 | */ | |
3862 | err = hci_update_random_address(&req, true, &own_addr_type); | |
d9483943 | 3863 | if (err < 0) { |
a736abc1 SJ |
3864 | err = cmd_complete(sk, hdev->id, |
3865 | MGMT_OP_START_DISCOVERY, | |
3866 | MGMT_STATUS_FAILED, | |
3867 | &cp->type, sizeof(cp->type)); | |
d9483943 JH |
3868 | mgmt_pending_remove(cmd); |
3869 | goto failed; | |
3870 | } | |
3871 | ||
7c307720 | 3872 | param_cp.type = LE_SCAN_ACTIVE; |
0d8cc935 AG |
3873 | param_cp.interval = cpu_to_le16(DISCOV_LE_SCAN_INT); |
3874 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); | |
d9483943 | 3875 | param_cp.own_address_type = own_addr_type; |
7c307720 AG |
3876 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
3877 | ¶m_cp); | |
3878 | ||
3879 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
3880 | enable_cp.enable = LE_SCAN_ENABLE; | |
3881 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; | |
3882 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), | |
3883 | &enable_cp); | |
5e0452c0 AG |
3884 | break; |
3885 | ||
f39799f5 | 3886 | default: |
a736abc1 SJ |
3887 | err = cmd_complete(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3888 | MGMT_STATUS_INVALID_PARAMS, | |
3889 | &cp->type, sizeof(cp->type)); | |
04106755 JH |
3890 | mgmt_pending_remove(cmd); |
3891 | goto failed; | |
f39799f5 | 3892 | } |
3fd24153 | 3893 | |
7c307720 | 3894 | err = hci_req_run(&req, start_discovery_complete); |
f5a969f2 | 3895 | if (err < 0) { |
14a53664 | 3896 | mgmt_pending_remove(cmd); |
f5a969f2 MH |
3897 | goto failed; |
3898 | } | |
3899 | ||
3900 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
3901 | |
3902 | failed: | |
09fd0de5 | 3903 | hci_dev_unlock(hdev); |
14a53664 JH |
3904 | return err; |
3905 | } | |
3906 | ||
11e6e25d | 3907 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status) |
1183fdca AG |
3908 | { |
3909 | struct pending_cmd *cmd; | |
1183fdca | 3910 | |
0e05bba6 AG |
3911 | BT_DBG("status %d", status); |
3912 | ||
3913 | hci_dev_lock(hdev); | |
3914 | ||
11e6e25d MH |
3915 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
3916 | if (cmd) { | |
3917 | u8 type = hdev->discovery.type; | |
3918 | ||
3919 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, | |
3920 | mgmt_status(status), &type, sizeof(type)); | |
3921 | mgmt_pending_remove(cmd); | |
0e05bba6 AG |
3922 | } |
3923 | ||
11e6e25d MH |
3924 | if (!status) |
3925 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
0e05bba6 | 3926 | |
0e05bba6 AG |
3927 | hci_dev_unlock(hdev); |
3928 | } | |
3929 | ||
bdb6d971 | 3930 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3931 | u16 len) |
14a53664 | 3932 | { |
d930650b | 3933 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
14a53664 | 3934 | struct pending_cmd *cmd; |
0e05bba6 | 3935 | struct hci_request req; |
14a53664 JH |
3936 | int err; |
3937 | ||
bdb6d971 | 3938 | BT_DBG("%s", hdev->name); |
14a53664 | 3939 | |
09fd0de5 | 3940 | hci_dev_lock(hdev); |
14a53664 | 3941 | |
30dc78e1 | 3942 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 3943 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3944 | MGMT_STATUS_REJECTED, &mgmt_cp->type, |
3945 | sizeof(mgmt_cp->type)); | |
d930650b JH |
3946 | goto unlock; |
3947 | } | |
3948 | ||
3949 | if (hdev->discovery.type != mgmt_cp->type) { | |
bdb6d971 | 3950 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3951 | MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type, |
3952 | sizeof(mgmt_cp->type)); | |
30dc78e1 | 3953 | goto unlock; |
ff9ef578 JH |
3954 | } |
3955 | ||
2e58ef3e | 3956 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3957 | if (!cmd) { |
3958 | err = -ENOMEM; | |
30dc78e1 JH |
3959 | goto unlock; |
3960 | } | |
3961 | ||
0e05bba6 AG |
3962 | hci_req_init(&req, hdev); |
3963 | ||
21a60d30 | 3964 | hci_stop_discovery(&req); |
e0d9727e | 3965 | |
21a60d30 JH |
3966 | err = hci_req_run(&req, stop_discovery_complete); |
3967 | if (!err) { | |
3968 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
0e05bba6 | 3969 | goto unlock; |
14a53664 JH |
3970 | } |
3971 | ||
21a60d30 JH |
3972 | mgmt_pending_remove(cmd); |
3973 | ||
3974 | /* If no HCI commands were sent we're done */ | |
3975 | if (err == -ENODATA) { | |
3976 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, 0, | |
3977 | &mgmt_cp->type, sizeof(mgmt_cp->type)); | |
3978 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3979 | } | |
14a53664 | 3980 | |
30dc78e1 | 3981 | unlock: |
09fd0de5 | 3982 | hci_dev_unlock(hdev); |
14a53664 JH |
3983 | return err; |
3984 | } | |
3985 | ||
bdb6d971 | 3986 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3987 | u16 len) |
561aafbc | 3988 | { |
650f726d | 3989 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 3990 | struct inquiry_entry *e; |
561aafbc JH |
3991 | int err; |
3992 | ||
bdb6d971 | 3993 | BT_DBG("%s", hdev->name); |
561aafbc | 3994 | |
561aafbc JH |
3995 | hci_dev_lock(hdev); |
3996 | ||
30dc78e1 | 3997 | if (!hci_discovery_active(hdev)) { |
d3a2541d LR |
3998 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3999 | MGMT_STATUS_FAILED, &cp->addr, | |
4000 | sizeof(cp->addr)); | |
30dc78e1 JH |
4001 | goto failed; |
4002 | } | |
4003 | ||
a198e7b1 | 4004 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 4005 | if (!e) { |
d3a2541d LR |
4006 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
4007 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, | |
4008 | sizeof(cp->addr)); | |
561aafbc JH |
4009 | goto failed; |
4010 | } | |
4011 | ||
4012 | if (cp->name_known) { | |
4013 | e->name_state = NAME_KNOWN; | |
4014 | list_del(&e->list); | |
4015 | } else { | |
4016 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 4017 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
4018 | } |
4019 | ||
e384662b JH |
4020 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr, |
4021 | sizeof(cp->addr)); | |
561aafbc JH |
4022 | |
4023 | failed: | |
4024 | hci_dev_unlock(hdev); | |
561aafbc JH |
4025 | return err; |
4026 | } | |
4027 | ||
bdb6d971 | 4028 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 4029 | u16 len) |
7fbec224 | 4030 | { |
650f726d | 4031 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 4032 | u8 status; |
7fbec224 AJ |
4033 | int err; |
4034 | ||
bdb6d971 | 4035 | BT_DBG("%s", hdev->name); |
7fbec224 | 4036 | |
4ee71b20 | 4037 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
4038 | return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
4039 | MGMT_STATUS_INVALID_PARAMS, | |
4040 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 4041 | |
09fd0de5 | 4042 | hci_dev_lock(hdev); |
5e762444 | 4043 | |
dcc36c16 JH |
4044 | err = hci_bdaddr_list_add(&hdev->blacklist, &cp->addr.bdaddr, |
4045 | cp->addr.type); | |
2a8357f2 | 4046 | if (err < 0) { |
f0eeea8b | 4047 | status = MGMT_STATUS_FAILED; |
2a8357f2 JH |
4048 | goto done; |
4049 | } | |
4050 | ||
4051 | mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
4052 | sk); | |
4053 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 4054 | |
2a8357f2 | 4055 | done: |
bdb6d971 | 4056 | err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
04124681 | 4057 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 4058 | |
09fd0de5 | 4059 | hci_dev_unlock(hdev); |
7fbec224 AJ |
4060 | |
4061 | return err; | |
4062 | } | |
4063 | ||
bdb6d971 | 4064 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 4065 | u16 len) |
7fbec224 | 4066 | { |
650f726d | 4067 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 4068 | u8 status; |
7fbec224 AJ |
4069 | int err; |
4070 | ||
bdb6d971 | 4071 | BT_DBG("%s", hdev->name); |
7fbec224 | 4072 | |
4ee71b20 | 4073 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
4074 | return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
4075 | MGMT_STATUS_INVALID_PARAMS, | |
4076 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 4077 | |
09fd0de5 | 4078 | hci_dev_lock(hdev); |
5e762444 | 4079 | |
dcc36c16 JH |
4080 | err = hci_bdaddr_list_del(&hdev->blacklist, &cp->addr.bdaddr, |
4081 | cp->addr.type); | |
2a8357f2 | 4082 | if (err < 0) { |
f0eeea8b | 4083 | status = MGMT_STATUS_INVALID_PARAMS; |
2a8357f2 JH |
4084 | goto done; |
4085 | } | |
4086 | ||
4087 | mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
4088 | sk); | |
4089 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 4090 | |
2a8357f2 | 4091 | done: |
bdb6d971 | 4092 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
04124681 | 4093 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 4094 | |
09fd0de5 | 4095 | hci_dev_unlock(hdev); |
7fbec224 AJ |
4096 | |
4097 | return err; | |
4098 | } | |
4099 | ||
cdbaccca MH |
4100 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
4101 | u16 len) | |
4102 | { | |
4103 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 4104 | struct hci_request req; |
cdbaccca | 4105 | int err; |
c72d4b8a | 4106 | __u16 source; |
cdbaccca MH |
4107 | |
4108 | BT_DBG("%s", hdev->name); | |
4109 | ||
c72d4b8a SJ |
4110 | source = __le16_to_cpu(cp->source); |
4111 | ||
4112 | if (source > 0x0002) | |
4113 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, | |
4114 | MGMT_STATUS_INVALID_PARAMS); | |
4115 | ||
cdbaccca MH |
4116 | hci_dev_lock(hdev); |
4117 | ||
c72d4b8a | 4118 | hdev->devid_source = source; |
cdbaccca MH |
4119 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
4120 | hdev->devid_product = __le16_to_cpu(cp->product); | |
4121 | hdev->devid_version = __le16_to_cpu(cp->version); | |
4122 | ||
4123 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0); | |
4124 | ||
890ea898 JH |
4125 | hci_req_init(&req, hdev); |
4126 | update_eir(&req); | |
4127 | hci_req_run(&req, NULL); | |
cdbaccca MH |
4128 | |
4129 | hci_dev_unlock(hdev); | |
4130 | ||
4131 | return err; | |
4132 | } | |
4133 | ||
4375f103 JH |
4134 | static void set_advertising_complete(struct hci_dev *hdev, u8 status) |
4135 | { | |
4136 | struct cmd_lookup match = { NULL, hdev }; | |
4137 | ||
4138 | if (status) { | |
4139 | u8 mgmt_err = mgmt_status(status); | |
4140 | ||
4141 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
4142 | cmd_status_rsp, &mgmt_err); | |
4143 | return; | |
4144 | } | |
4145 | ||
c93bd150 JH |
4146 | if (test_bit(HCI_LE_ADV, &hdev->dev_flags)) |
4147 | set_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4148 | else | |
4149 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4150 | ||
4375f103 JH |
4151 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, |
4152 | &match); | |
4153 | ||
4154 | new_settings(hdev, match.sk); | |
4155 | ||
4156 | if (match.sk) | |
4157 | sock_put(match.sk); | |
4158 | } | |
4159 | ||
21b5187f MH |
4160 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
4161 | u16 len) | |
4375f103 JH |
4162 | { |
4163 | struct mgmt_mode *cp = data; | |
4164 | struct pending_cmd *cmd; | |
4165 | struct hci_request req; | |
e6fe7986 | 4166 | u8 val, enabled, status; |
4375f103 JH |
4167 | int err; |
4168 | ||
4169 | BT_DBG("request for %s", hdev->name); | |
4170 | ||
e6fe7986 JH |
4171 | status = mgmt_le_support(hdev); |
4172 | if (status) | |
4375f103 | 4173 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
e6fe7986 | 4174 | status); |
4375f103 JH |
4175 | |
4176 | if (cp->val != 0x00 && cp->val != 0x01) | |
4177 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
4178 | MGMT_STATUS_INVALID_PARAMS); | |
4179 | ||
4180 | hci_dev_lock(hdev); | |
4181 | ||
4182 | val = !!cp->val; | |
f3d3444a | 4183 | enabled = test_bit(HCI_ADVERTISING, &hdev->dev_flags); |
4375f103 | 4184 | |
f74ca9b8 JH |
4185 | /* The following conditions are ones which mean that we should |
4186 | * not do any HCI communication but directly send a mgmt | |
4187 | * response to user space (after toggling the flag if | |
4188 | * necessary). | |
4189 | */ | |
4190 | if (!hdev_is_powered(hdev) || val == enabled || | |
e8bb6b97 JH |
4191 | hci_conn_num(hdev, LE_LINK) > 0 || |
4192 | (test_bit(HCI_LE_SCAN, &hdev->dev_flags) && | |
4193 | hdev->le_scan_type == LE_SCAN_ACTIVE)) { | |
4375f103 JH |
4194 | bool changed = false; |
4195 | ||
f3d3444a JH |
4196 | if (val != test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
4197 | change_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4375f103 JH |
4198 | changed = true; |
4199 | } | |
4200 | ||
4201 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
4202 | if (err < 0) | |
4203 | goto unlock; | |
4204 | ||
4205 | if (changed) | |
4206 | err = new_settings(hdev, sk); | |
4207 | ||
4208 | goto unlock; | |
4209 | } | |
4210 | ||
4211 | if (mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev) || | |
4212 | mgmt_pending_find(MGMT_OP_SET_LE, hdev)) { | |
4213 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
4214 | MGMT_STATUS_BUSY); | |
4215 | goto unlock; | |
4216 | } | |
4217 | ||
4218 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
4219 | if (!cmd) { | |
4220 | err = -ENOMEM; | |
4221 | goto unlock; | |
4222 | } | |
4223 | ||
4224 | hci_req_init(&req, hdev); | |
4225 | ||
bba3aa55 MH |
4226 | if (val) |
4227 | enable_advertising(&req); | |
4228 | else | |
4229 | disable_advertising(&req); | |
4375f103 JH |
4230 | |
4231 | err = hci_req_run(&req, set_advertising_complete); | |
4232 | if (err < 0) | |
4233 | mgmt_pending_remove(cmd); | |
4234 | ||
4235 | unlock: | |
4236 | hci_dev_unlock(hdev); | |
4237 | return err; | |
4238 | } | |
4239 | ||
d13eafce MH |
4240 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
4241 | void *data, u16 len) | |
4242 | { | |
4243 | struct mgmt_cp_set_static_address *cp = data; | |
4244 | int err; | |
4245 | ||
4246 | BT_DBG("%s", hdev->name); | |
4247 | ||
62af4443 | 4248 | if (!lmp_le_capable(hdev)) |
d13eafce | 4249 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
62af4443 | 4250 | MGMT_STATUS_NOT_SUPPORTED); |
d13eafce MH |
4251 | |
4252 | if (hdev_is_powered(hdev)) | |
4253 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, | |
4254 | MGMT_STATUS_REJECTED); | |
4255 | ||
4256 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
4257 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
4258 | return cmd_status(sk, hdev->id, | |
4259 | MGMT_OP_SET_STATIC_ADDRESS, | |
4260 | MGMT_STATUS_INVALID_PARAMS); | |
4261 | ||
4262 | /* Two most significant bits shall be set */ | |
4263 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
4264 | return cmd_status(sk, hdev->id, | |
4265 | MGMT_OP_SET_STATIC_ADDRESS, | |
4266 | MGMT_STATUS_INVALID_PARAMS); | |
4267 | } | |
4268 | ||
4269 | hci_dev_lock(hdev); | |
4270 | ||
4271 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
4272 | ||
4273 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, 0, NULL, 0); | |
4274 | ||
4275 | hci_dev_unlock(hdev); | |
4276 | ||
4277 | return err; | |
4278 | } | |
4279 | ||
14b49b9a MH |
4280 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
4281 | void *data, u16 len) | |
4282 | { | |
4283 | struct mgmt_cp_set_scan_params *cp = data; | |
4284 | __u16 interval, window; | |
4285 | int err; | |
4286 | ||
4287 | BT_DBG("%s", hdev->name); | |
4288 | ||
4289 | if (!lmp_le_capable(hdev)) | |
4290 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4291 | MGMT_STATUS_NOT_SUPPORTED); | |
4292 | ||
4293 | interval = __le16_to_cpu(cp->interval); | |
4294 | ||
4295 | if (interval < 0x0004 || interval > 0x4000) | |
4296 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4297 | MGMT_STATUS_INVALID_PARAMS); | |
4298 | ||
4299 | window = __le16_to_cpu(cp->window); | |
4300 | ||
4301 | if (window < 0x0004 || window > 0x4000) | |
4302 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4303 | MGMT_STATUS_INVALID_PARAMS); | |
4304 | ||
899e1075 MH |
4305 | if (window > interval) |
4306 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4307 | MGMT_STATUS_INVALID_PARAMS); | |
4308 | ||
14b49b9a MH |
4309 | hci_dev_lock(hdev); |
4310 | ||
4311 | hdev->le_scan_interval = interval; | |
4312 | hdev->le_scan_window = window; | |
4313 | ||
4314 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, NULL, 0); | |
4315 | ||
dd2ef8e2 AG |
4316 | /* If background scan is running, restart it so new parameters are |
4317 | * loaded. | |
4318 | */ | |
4319 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags) && | |
4320 | hdev->discovery.state == DISCOVERY_STOPPED) { | |
4321 | struct hci_request req; | |
4322 | ||
4323 | hci_req_init(&req, hdev); | |
4324 | ||
4325 | hci_req_add_le_scan_disable(&req); | |
4326 | hci_req_add_le_passive_scan(&req); | |
4327 | ||
4328 | hci_req_run(&req, NULL); | |
4329 | } | |
4330 | ||
14b49b9a MH |
4331 | hci_dev_unlock(hdev); |
4332 | ||
4333 | return err; | |
4334 | } | |
4335 | ||
33e38b3e JH |
4336 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status) |
4337 | { | |
4338 | struct pending_cmd *cmd; | |
4339 | ||
4340 | BT_DBG("status 0x%02x", status); | |
4341 | ||
4342 | hci_dev_lock(hdev); | |
4343 | ||
4344 | cmd = mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); | |
4345 | if (!cmd) | |
4346 | goto unlock; | |
4347 | ||
4348 | if (status) { | |
4349 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4350 | mgmt_status(status)); | |
4351 | } else { | |
1a4d3c4b JH |
4352 | struct mgmt_mode *cp = cmd->param; |
4353 | ||
4354 | if (cp->val) | |
4355 | set_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4356 | else | |
4357 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4358 | ||
33e38b3e JH |
4359 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
4360 | new_settings(hdev, cmd->sk); | |
4361 | } | |
4362 | ||
4363 | mgmt_pending_remove(cmd); | |
4364 | ||
4365 | unlock: | |
4366 | hci_dev_unlock(hdev); | |
4367 | } | |
4368 | ||
bdb6d971 | 4369 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4370 | void *data, u16 len) |
f6422ec6 | 4371 | { |
650f726d | 4372 | struct mgmt_mode *cp = data; |
33e38b3e JH |
4373 | struct pending_cmd *cmd; |
4374 | struct hci_request req; | |
f6422ec6 AJ |
4375 | int err; |
4376 | ||
bdb6d971 | 4377 | BT_DBG("%s", hdev->name); |
f6422ec6 | 4378 | |
56f87901 JH |
4379 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags) || |
4380 | hdev->hci_ver < BLUETOOTH_VER_1_2) | |
33c525c0 JH |
4381 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4382 | MGMT_STATUS_NOT_SUPPORTED); | |
4383 | ||
a7e80f25 JH |
4384 | if (cp->val != 0x00 && cp->val != 0x01) |
4385 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4386 | MGMT_STATUS_INVALID_PARAMS); | |
4387 | ||
5400c044 | 4388 | if (!hdev_is_powered(hdev)) |
bdb6d971 | 4389 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4390 | MGMT_STATUS_NOT_POWERED); |
5400c044 JH |
4391 | |
4392 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
bdb6d971 | 4393 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4394 | MGMT_STATUS_REJECTED); |
f6422ec6 AJ |
4395 | |
4396 | hci_dev_lock(hdev); | |
4397 | ||
05cbf29f JH |
4398 | if (mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
4399 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4400 | MGMT_STATUS_BUSY); | |
4401 | goto unlock; | |
4402 | } | |
4403 | ||
1a4d3c4b JH |
4404 | if (!!cp->val == test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) { |
4405 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, | |
4406 | hdev); | |
4407 | goto unlock; | |
4408 | } | |
4409 | ||
33e38b3e JH |
4410 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
4411 | data, len); | |
4412 | if (!cmd) { | |
4413 | err = -ENOMEM; | |
4414 | goto unlock; | |
f6422ec6 AJ |
4415 | } |
4416 | ||
33e38b3e JH |
4417 | hci_req_init(&req, hdev); |
4418 | ||
406d7804 | 4419 | write_fast_connectable(&req, cp->val); |
33e38b3e JH |
4420 | |
4421 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 4422 | if (err < 0) { |
bdb6d971 | 4423 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4424 | MGMT_STATUS_FAILED); |
33e38b3e | 4425 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
4426 | } |
4427 | ||
33e38b3e | 4428 | unlock: |
f6422ec6 | 4429 | hci_dev_unlock(hdev); |
33e38b3e | 4430 | |
f6422ec6 AJ |
4431 | return err; |
4432 | } | |
4433 | ||
0663ca2a JH |
4434 | static void set_bredr_complete(struct hci_dev *hdev, u8 status) |
4435 | { | |
4436 | struct pending_cmd *cmd; | |
4437 | ||
4438 | BT_DBG("status 0x%02x", status); | |
4439 | ||
4440 | hci_dev_lock(hdev); | |
4441 | ||
4442 | cmd = mgmt_pending_find(MGMT_OP_SET_BREDR, hdev); | |
4443 | if (!cmd) | |
4444 | goto unlock; | |
4445 | ||
4446 | if (status) { | |
4447 | u8 mgmt_err = mgmt_status(status); | |
4448 | ||
4449 | /* We need to restore the flag if related HCI commands | |
4450 | * failed. | |
4451 | */ | |
4452 | clear_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4453 | ||
4454 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
4455 | } else { | |
4456 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
4457 | new_settings(hdev, cmd->sk); | |
4458 | } | |
4459 | ||
4460 | mgmt_pending_remove(cmd); | |
4461 | ||
4462 | unlock: | |
4463 | hci_dev_unlock(hdev); | |
4464 | } | |
4465 | ||
4466 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
4467 | { | |
4468 | struct mgmt_mode *cp = data; | |
4469 | struct pending_cmd *cmd; | |
4470 | struct hci_request req; | |
4471 | int err; | |
4472 | ||
4473 | BT_DBG("request for %s", hdev->name); | |
4474 | ||
4475 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
4476 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4477 | MGMT_STATUS_NOT_SUPPORTED); | |
4478 | ||
4479 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
4480 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4481 | MGMT_STATUS_REJECTED); | |
4482 | ||
4483 | if (cp->val != 0x00 && cp->val != 0x01) | |
4484 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4485 | MGMT_STATUS_INVALID_PARAMS); | |
4486 | ||
4487 | hci_dev_lock(hdev); | |
4488 | ||
4489 | if (cp->val == test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
4490 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4491 | goto unlock; | |
4492 | } | |
4493 | ||
4494 | if (!hdev_is_powered(hdev)) { | |
4495 | if (!cp->val) { | |
0663ca2a JH |
4496 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
4497 | clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
4498 | clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags); | |
4499 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4500 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
4501 | } | |
4502 | ||
4503 | change_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4504 | ||
4505 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4506 | if (err < 0) | |
4507 | goto unlock; | |
4508 | ||
4509 | err = new_settings(hdev, sk); | |
4510 | goto unlock; | |
4511 | } | |
4512 | ||
4513 | /* Reject disabling when powered on */ | |
4514 | if (!cp->val) { | |
4515 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4516 | MGMT_STATUS_REJECTED); | |
4517 | goto unlock; | |
4518 | } | |
4519 | ||
4520 | if (mgmt_pending_find(MGMT_OP_SET_BREDR, hdev)) { | |
4521 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4522 | MGMT_STATUS_BUSY); | |
4523 | goto unlock; | |
4524 | } | |
4525 | ||
4526 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
4527 | if (!cmd) { | |
4528 | err = -ENOMEM; | |
4529 | goto unlock; | |
4530 | } | |
4531 | ||
5947f4bc | 4532 | /* We need to flip the bit already here so that update_adv_data |
0663ca2a JH |
4533 | * generates the correct flags. |
4534 | */ | |
4535 | set_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4536 | ||
4537 | hci_req_init(&req, hdev); | |
aa8af46e | 4538 | |
432df05e JH |
4539 | write_fast_connectable(&req, false); |
4540 | hci_update_page_scan(hdev, &req); | |
aa8af46e | 4541 | |
f14d8f64 MH |
4542 | /* Since only the advertising data flags will change, there |
4543 | * is no need to update the scan response data. | |
4544 | */ | |
5947f4bc | 4545 | update_adv_data(&req); |
aa8af46e | 4546 | |
0663ca2a JH |
4547 | err = hci_req_run(&req, set_bredr_complete); |
4548 | if (err < 0) | |
4549 | mgmt_pending_remove(cmd); | |
4550 | ||
4551 | unlock: | |
4552 | hci_dev_unlock(hdev); | |
4553 | return err; | |
4554 | } | |
4555 | ||
eac83dc6 MH |
4556 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
4557 | void *data, u16 len) | |
4558 | { | |
4559 | struct mgmt_mode *cp = data; | |
4560 | struct pending_cmd *cmd; | |
a3209694 | 4561 | u8 val; |
eac83dc6 MH |
4562 | int err; |
4563 | ||
4564 | BT_DBG("request for %s", hdev->name); | |
4565 | ||
a3209694 JH |
4566 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
4567 | !lmp_sc_capable(hdev) && !test_bit(HCI_FORCE_SC, &hdev->dbg_flags)) | |
eac83dc6 MH |
4568 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4569 | MGMT_STATUS_NOT_SUPPORTED); | |
4570 | ||
0ab04a9c | 4571 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
eac83dc6 MH |
4572 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4573 | MGMT_STATUS_INVALID_PARAMS); | |
4574 | ||
4575 | hci_dev_lock(hdev); | |
4576 | ||
a3209694 JH |
4577 | if (!hdev_is_powered(hdev) || |
4578 | (!lmp_sc_capable(hdev) && | |
4579 | !test_bit(HCI_FORCE_SC, &hdev->dbg_flags)) || | |
4580 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
eac83dc6 MH |
4581 | bool changed; |
4582 | ||
0ab04a9c | 4583 | if (cp->val) { |
eac83dc6 MH |
4584 | changed = !test_and_set_bit(HCI_SC_ENABLED, |
4585 | &hdev->dev_flags); | |
0ab04a9c MH |
4586 | if (cp->val == 0x02) |
4587 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4588 | else | |
4589 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4590 | } else { | |
eac83dc6 MH |
4591 | changed = test_and_clear_bit(HCI_SC_ENABLED, |
4592 | &hdev->dev_flags); | |
0ab04a9c MH |
4593 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
4594 | } | |
eac83dc6 MH |
4595 | |
4596 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4597 | if (err < 0) | |
4598 | goto failed; | |
4599 | ||
4600 | if (changed) | |
4601 | err = new_settings(hdev, sk); | |
4602 | ||
4603 | goto failed; | |
4604 | } | |
4605 | ||
4606 | if (mgmt_pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { | |
4607 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4608 | MGMT_STATUS_BUSY); | |
4609 | goto failed; | |
4610 | } | |
4611 | ||
0ab04a9c MH |
4612 | val = !!cp->val; |
4613 | ||
4614 | if (val == test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && | |
4615 | (cp->val == 0x02) == test_bit(HCI_SC_ONLY, &hdev->dev_flags)) { | |
eac83dc6 MH |
4616 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
4617 | goto failed; | |
4618 | } | |
4619 | ||
4620 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); | |
4621 | if (!cmd) { | |
4622 | err = -ENOMEM; | |
4623 | goto failed; | |
4624 | } | |
4625 | ||
0ab04a9c | 4626 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SC_SUPPORT, 1, &val); |
eac83dc6 MH |
4627 | if (err < 0) { |
4628 | mgmt_pending_remove(cmd); | |
4629 | goto failed; | |
4630 | } | |
4631 | ||
0ab04a9c MH |
4632 | if (cp->val == 0x02) |
4633 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4634 | else | |
4635 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4636 | ||
eac83dc6 MH |
4637 | failed: |
4638 | hci_dev_unlock(hdev); | |
4639 | return err; | |
4640 | } | |
4641 | ||
4e39ac81 MH |
4642 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
4643 | void *data, u16 len) | |
4644 | { | |
4645 | struct mgmt_mode *cp = data; | |
b9710979 | 4646 | bool changed, use_changed; |
4e39ac81 MH |
4647 | int err; |
4648 | ||
4649 | BT_DBG("request for %s", hdev->name); | |
4650 | ||
b9710979 | 4651 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
4e39ac81 MH |
4652 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, |
4653 | MGMT_STATUS_INVALID_PARAMS); | |
4654 | ||
4655 | hci_dev_lock(hdev); | |
4656 | ||
4657 | if (cp->val) | |
0663b297 JH |
4658 | changed = !test_and_set_bit(HCI_KEEP_DEBUG_KEYS, |
4659 | &hdev->dev_flags); | |
4e39ac81 | 4660 | else |
0663b297 JH |
4661 | changed = test_and_clear_bit(HCI_KEEP_DEBUG_KEYS, |
4662 | &hdev->dev_flags); | |
4e39ac81 | 4663 | |
b9710979 JH |
4664 | if (cp->val == 0x02) |
4665 | use_changed = !test_and_set_bit(HCI_USE_DEBUG_KEYS, | |
4666 | &hdev->dev_flags); | |
4667 | else | |
4668 | use_changed = test_and_clear_bit(HCI_USE_DEBUG_KEYS, | |
4669 | &hdev->dev_flags); | |
4670 | ||
4671 | if (hdev_is_powered(hdev) && use_changed && | |
4672 | test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { | |
4673 | u8 mode = (cp->val == 0x02) ? 0x01 : 0x00; | |
4674 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
4675 | sizeof(mode), &mode); | |
4676 | } | |
4677 | ||
4e39ac81 MH |
4678 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, 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 | ||
62b04cd1 JH |
4690 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
4691 | u16 len) | |
4692 | { | |
4693 | struct mgmt_cp_set_privacy *cp = cp_data; | |
4694 | bool changed; | |
4695 | int err; | |
4696 | ||
4697 | BT_DBG("request for %s", hdev->name); | |
4698 | ||
4699 | if (!lmp_le_capable(hdev)) | |
4700 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4701 | MGMT_STATUS_NOT_SUPPORTED); | |
4702 | ||
4703 | if (cp->privacy != 0x00 && cp->privacy != 0x01) | |
4704 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4705 | MGMT_STATUS_INVALID_PARAMS); | |
4706 | ||
4707 | if (hdev_is_powered(hdev)) | |
4708 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4709 | MGMT_STATUS_REJECTED); | |
4710 | ||
4711 | hci_dev_lock(hdev); | |
4712 | ||
c21c0ea0 JH |
4713 | /* If user space supports this command it is also expected to |
4714 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. | |
4715 | */ | |
4716 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4717 | ||
62b04cd1 JH |
4718 | if (cp->privacy) { |
4719 | changed = !test_and_set_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4720 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); | |
4721 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4722 | } else { | |
4723 | changed = test_and_clear_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4724 | memset(hdev->irk, 0, sizeof(hdev->irk)); | |
4725 | clear_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4726 | } | |
4727 | ||
4728 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); | |
4729 | if (err < 0) | |
4730 | goto unlock; | |
4731 | ||
4732 | if (changed) | |
4733 | err = new_settings(hdev, sk); | |
4734 | ||
4735 | unlock: | |
4736 | hci_dev_unlock(hdev); | |
4737 | return err; | |
4738 | } | |
4739 | ||
41edf160 JH |
4740 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
4741 | { | |
4742 | switch (irk->addr.type) { | |
4743 | case BDADDR_LE_PUBLIC: | |
4744 | return true; | |
4745 | ||
4746 | case BDADDR_LE_RANDOM: | |
4747 | /* Two most significant bits shall be set */ | |
4748 | if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4749 | return false; | |
4750 | return true; | |
4751 | } | |
4752 | ||
4753 | return false; | |
4754 | } | |
4755 | ||
4756 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, | |
4757 | u16 len) | |
4758 | { | |
4759 | struct mgmt_cp_load_irks *cp = cp_data; | |
ba1d6936 JH |
4760 | const u16 max_irk_count = ((U16_MAX - sizeof(*cp)) / |
4761 | sizeof(struct mgmt_irk_info)); | |
41edf160 JH |
4762 | u16 irk_count, expected_len; |
4763 | int i, err; | |
4764 | ||
4765 | BT_DBG("request for %s", hdev->name); | |
4766 | ||
4767 | if (!lmp_le_capable(hdev)) | |
4768 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4769 | MGMT_STATUS_NOT_SUPPORTED); | |
4770 | ||
4771 | irk_count = __le16_to_cpu(cp->irk_count); | |
ba1d6936 JH |
4772 | if (irk_count > max_irk_count) { |
4773 | BT_ERR("load_irks: too big irk_count value %u", irk_count); | |
4774 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4775 | MGMT_STATUS_INVALID_PARAMS); | |
4776 | } | |
41edf160 JH |
4777 | |
4778 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); | |
4779 | if (expected_len != len) { | |
4780 | BT_ERR("load_irks: expected %u bytes, got %u bytes", | |
2606ecbc | 4781 | expected_len, len); |
41edf160 JH |
4782 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4783 | MGMT_STATUS_INVALID_PARAMS); | |
4784 | } | |
4785 | ||
4786 | BT_DBG("%s irk_count %u", hdev->name, irk_count); | |
4787 | ||
4788 | for (i = 0; i < irk_count; i++) { | |
4789 | struct mgmt_irk_info *key = &cp->irks[i]; | |
4790 | ||
4791 | if (!irk_is_valid(key)) | |
4792 | return cmd_status(sk, hdev->id, | |
4793 | MGMT_OP_LOAD_IRKS, | |
4794 | MGMT_STATUS_INVALID_PARAMS); | |
4795 | } | |
4796 | ||
4797 | hci_dev_lock(hdev); | |
4798 | ||
4799 | hci_smp_irks_clear(hdev); | |
4800 | ||
4801 | for (i = 0; i < irk_count; i++) { | |
4802 | struct mgmt_irk_info *irk = &cp->irks[i]; | |
4803 | u8 addr_type; | |
4804 | ||
4805 | if (irk->addr.type == BDADDR_LE_PUBLIC) | |
4806 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4807 | else | |
4808 | addr_type = ADDR_LE_DEV_RANDOM; | |
4809 | ||
4810 | hci_add_irk(hdev, &irk->addr.bdaddr, addr_type, irk->val, | |
4811 | BDADDR_ANY); | |
4812 | } | |
4813 | ||
4814 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4815 | ||
4816 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); | |
4817 | ||
4818 | hci_dev_unlock(hdev); | |
4819 | ||
4820 | return err; | |
4821 | } | |
4822 | ||
3f706b72 JH |
4823 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
4824 | { | |
4825 | if (key->master != 0x00 && key->master != 0x01) | |
4826 | return false; | |
490cb0b3 MH |
4827 | |
4828 | switch (key->addr.type) { | |
4829 | case BDADDR_LE_PUBLIC: | |
4830 | return true; | |
4831 | ||
4832 | case BDADDR_LE_RANDOM: | |
4833 | /* Two most significant bits shall be set */ | |
4834 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4835 | return false; | |
4836 | return true; | |
4837 | } | |
4838 | ||
4839 | return false; | |
3f706b72 JH |
4840 | } |
4841 | ||
bdb6d971 | 4842 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4843 | void *cp_data, u16 len) |
346af67b | 4844 | { |
346af67b | 4845 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
ba1d6936 JH |
4846 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
4847 | sizeof(struct mgmt_ltk_info)); | |
346af67b | 4848 | u16 key_count, expected_len; |
715a5bf2 | 4849 | int i, err; |
346af67b | 4850 | |
cf99ba13 MH |
4851 | BT_DBG("request for %s", hdev->name); |
4852 | ||
4853 | if (!lmp_le_capable(hdev)) | |
4854 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4855 | MGMT_STATUS_NOT_SUPPORTED); | |
4856 | ||
1f350c87 | 4857 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
4858 | if (key_count > max_key_count) { |
4859 | BT_ERR("load_ltks: too big key_count value %u", key_count); | |
4860 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4861 | MGMT_STATUS_INVALID_PARAMS); | |
4862 | } | |
346af67b VCG |
4863 | |
4864 | expected_len = sizeof(*cp) + key_count * | |
4865 | sizeof(struct mgmt_ltk_info); | |
4866 | if (expected_len != len) { | |
4867 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
2606ecbc | 4868 | expected_len, len); |
bdb6d971 | 4869 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
e57e619f | 4870 | MGMT_STATUS_INVALID_PARAMS); |
346af67b VCG |
4871 | } |
4872 | ||
bdb6d971 | 4873 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 4874 | |
54ad6d8a JH |
4875 | for (i = 0; i < key_count; i++) { |
4876 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
4877 | ||
3f706b72 | 4878 | if (!ltk_is_valid(key)) |
54ad6d8a JH |
4879 | return cmd_status(sk, hdev->id, |
4880 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4881 | MGMT_STATUS_INVALID_PARAMS); | |
4882 | } | |
4883 | ||
346af67b VCG |
4884 | hci_dev_lock(hdev); |
4885 | ||
4886 | hci_smp_ltks_clear(hdev); | |
4887 | ||
4888 | for (i = 0; i < key_count; i++) { | |
4889 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
d7b25450 | 4890 | u8 type, addr_type, authenticated; |
79d95a19 MH |
4891 | |
4892 | if (key->addr.type == BDADDR_LE_PUBLIC) | |
4893 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4894 | else | |
4895 | addr_type = ADDR_LE_DEV_RANDOM; | |
346af67b | 4896 | |
61b43357 JH |
4897 | switch (key->type) { |
4898 | case MGMT_LTK_UNAUTHENTICATED: | |
d7b25450 | 4899 | authenticated = 0x00; |
23fb8de3 | 4900 | type = key->master ? SMP_LTK : SMP_LTK_SLAVE; |
61b43357 JH |
4901 | break; |
4902 | case MGMT_LTK_AUTHENTICATED: | |
d7b25450 | 4903 | authenticated = 0x01; |
23fb8de3 JH |
4904 | type = key->master ? SMP_LTK : SMP_LTK_SLAVE; |
4905 | break; | |
4906 | case MGMT_LTK_P256_UNAUTH: | |
4907 | authenticated = 0x00; | |
4908 | type = SMP_LTK_P256; | |
4909 | break; | |
4910 | case MGMT_LTK_P256_AUTH: | |
4911 | authenticated = 0x01; | |
4912 | type = SMP_LTK_P256; | |
61b43357 | 4913 | break; |
23fb8de3 JH |
4914 | case MGMT_LTK_P256_DEBUG: |
4915 | authenticated = 0x00; | |
4916 | type = SMP_LTK_P256_DEBUG; | |
61b43357 JH |
4917 | default: |
4918 | continue; | |
4919 | } | |
d7b25450 | 4920 | |
35d70271 | 4921 | hci_add_ltk(hdev, &key->addr.bdaddr, addr_type, type, |
d7b25450 | 4922 | authenticated, key->val, key->enc_size, key->ediv, |
35d70271 | 4923 | key->rand); |
346af67b VCG |
4924 | } |
4925 | ||
715a5bf2 JH |
4926 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
4927 | NULL, 0); | |
4928 | ||
346af67b | 4929 | hci_dev_unlock(hdev); |
346af67b | 4930 | |
715a5bf2 | 4931 | return err; |
346af67b VCG |
4932 | } |
4933 | ||
dd983808 AK |
4934 | struct cmd_conn_lookup { |
4935 | struct hci_conn *conn; | |
4936 | bool valid_tx_power; | |
4937 | u8 mgmt_status; | |
4938 | }; | |
4939 | ||
4940 | static void get_conn_info_complete(struct pending_cmd *cmd, void *data) | |
4941 | { | |
4942 | struct cmd_conn_lookup *match = data; | |
4943 | struct mgmt_cp_get_conn_info *cp; | |
4944 | struct mgmt_rp_get_conn_info rp; | |
4945 | struct hci_conn *conn = cmd->user_data; | |
4946 | ||
4947 | if (conn != match->conn) | |
4948 | return; | |
4949 | ||
4950 | cp = (struct mgmt_cp_get_conn_info *) cmd->param; | |
4951 | ||
4952 | memset(&rp, 0, sizeof(rp)); | |
4953 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4954 | rp.addr.type = cp->addr.type; | |
4955 | ||
4956 | if (!match->mgmt_status) { | |
4957 | rp.rssi = conn->rssi; | |
4958 | ||
eed5daf3 | 4959 | if (match->valid_tx_power) { |
dd983808 | 4960 | rp.tx_power = conn->tx_power; |
eed5daf3 AK |
4961 | rp.max_tx_power = conn->max_tx_power; |
4962 | } else { | |
dd983808 | 4963 | rp.tx_power = HCI_TX_POWER_INVALID; |
eed5daf3 AK |
4964 | rp.max_tx_power = HCI_TX_POWER_INVALID; |
4965 | } | |
dd983808 AK |
4966 | } |
4967 | ||
4968 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, | |
4969 | match->mgmt_status, &rp, sizeof(rp)); | |
4970 | ||
4971 | hci_conn_drop(conn); | |
f8aaf9b6 | 4972 | hci_conn_put(conn); |
dd983808 AK |
4973 | |
4974 | mgmt_pending_remove(cmd); | |
4975 | } | |
4976 | ||
4977 | static void conn_info_refresh_complete(struct hci_dev *hdev, u8 status) | |
4978 | { | |
4979 | struct hci_cp_read_rssi *cp; | |
4980 | struct hci_conn *conn; | |
4981 | struct cmd_conn_lookup match; | |
4982 | u16 handle; | |
4983 | ||
4984 | BT_DBG("status 0x%02x", status); | |
4985 | ||
4986 | hci_dev_lock(hdev); | |
4987 | ||
4988 | /* TX power data is valid in case request completed successfully, | |
eed5daf3 AK |
4989 | * otherwise we assume it's not valid. At the moment we assume that |
4990 | * either both or none of current and max values are valid to keep code | |
4991 | * simple. | |
dd983808 AK |
4992 | */ |
4993 | match.valid_tx_power = !status; | |
4994 | ||
4995 | /* Commands sent in request are either Read RSSI or Read Transmit Power | |
4996 | * Level so we check which one was last sent to retrieve connection | |
4997 | * handle. Both commands have handle as first parameter so it's safe to | |
4998 | * cast data on the same command struct. | |
4999 | * | |
5000 | * First command sent is always Read RSSI and we fail only if it fails. | |
5001 | * In other case we simply override error to indicate success as we | |
5002 | * already remembered if TX power value is actually valid. | |
5003 | */ | |
5004 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); | |
5005 | if (!cp) { | |
5006 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
5007 | status = 0; | |
5008 | } | |
5009 | ||
5010 | if (!cp) { | |
5011 | BT_ERR("invalid sent_cmd in response"); | |
5012 | goto unlock; | |
5013 | } | |
5014 | ||
5015 | handle = __le16_to_cpu(cp->handle); | |
5016 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
5017 | if (!conn) { | |
5018 | BT_ERR("unknown handle (%d) in response", handle); | |
5019 | goto unlock; | |
5020 | } | |
5021 | ||
5022 | match.conn = conn; | |
5023 | match.mgmt_status = mgmt_status(status); | |
5024 | ||
5025 | /* Cache refresh is complete, now reply for mgmt request for given | |
5026 | * connection only. | |
5027 | */ | |
5028 | mgmt_pending_foreach(MGMT_OP_GET_CONN_INFO, hdev, | |
5029 | get_conn_info_complete, &match); | |
5030 | ||
5031 | unlock: | |
5032 | hci_dev_unlock(hdev); | |
5033 | } | |
5034 | ||
5035 | static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
5036 | u16 len) | |
5037 | { | |
5038 | struct mgmt_cp_get_conn_info *cp = data; | |
5039 | struct mgmt_rp_get_conn_info rp; | |
5040 | struct hci_conn *conn; | |
5041 | unsigned long conn_info_age; | |
5042 | int err = 0; | |
5043 | ||
5044 | BT_DBG("%s", hdev->name); | |
5045 | ||
5046 | memset(&rp, 0, sizeof(rp)); | |
5047 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
5048 | rp.addr.type = cp->addr.type; | |
5049 | ||
5050 | if (!bdaddr_type_is_valid(cp->addr.type)) | |
5051 | return cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
5052 | MGMT_STATUS_INVALID_PARAMS, | |
5053 | &rp, sizeof(rp)); | |
5054 | ||
5055 | hci_dev_lock(hdev); | |
5056 | ||
5057 | if (!hdev_is_powered(hdev)) { | |
5058 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
5059 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5060 | goto unlock; | |
5061 | } | |
5062 | ||
5063 | if (cp->addr.type == BDADDR_BREDR) | |
5064 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
5065 | &cp->addr.bdaddr); | |
5066 | else | |
5067 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
5068 | ||
5069 | if (!conn || conn->state != BT_CONNECTED) { | |
5070 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
5071 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
5072 | goto unlock; | |
5073 | } | |
5074 | ||
5075 | /* To avoid client trying to guess when to poll again for information we | |
5076 | * calculate conn info age as random value between min/max set in hdev. | |
5077 | */ | |
5078 | conn_info_age = hdev->conn_info_min_age + | |
5079 | prandom_u32_max(hdev->conn_info_max_age - | |
5080 | hdev->conn_info_min_age); | |
5081 | ||
5082 | /* Query controller to refresh cached values if they are too old or were | |
5083 | * never read. | |
5084 | */ | |
f4e2dd53 AK |
5085 | if (time_after(jiffies, conn->conn_info_timestamp + |
5086 | msecs_to_jiffies(conn_info_age)) || | |
dd983808 AK |
5087 | !conn->conn_info_timestamp) { |
5088 | struct hci_request req; | |
5089 | struct hci_cp_read_tx_power req_txp_cp; | |
5090 | struct hci_cp_read_rssi req_rssi_cp; | |
5091 | struct pending_cmd *cmd; | |
5092 | ||
5093 | hci_req_init(&req, hdev); | |
5094 | req_rssi_cp.handle = cpu_to_le16(conn->handle); | |
5095 | hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), | |
5096 | &req_rssi_cp); | |
5097 | ||
f7faab0c AK |
5098 | /* For LE links TX power does not change thus we don't need to |
5099 | * query for it once value is known. | |
5100 | */ | |
5101 | if (!bdaddr_type_is_le(cp->addr.type) || | |
5102 | conn->tx_power == HCI_TX_POWER_INVALID) { | |
5103 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
5104 | req_txp_cp.type = 0x00; | |
5105 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
5106 | sizeof(req_txp_cp), &req_txp_cp); | |
5107 | } | |
dd983808 | 5108 | |
eed5daf3 AK |
5109 | /* Max TX power needs to be read only once per connection */ |
5110 | if (conn->max_tx_power == HCI_TX_POWER_INVALID) { | |
5111 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
5112 | req_txp_cp.type = 0x01; | |
5113 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
5114 | sizeof(req_txp_cp), &req_txp_cp); | |
5115 | } | |
5116 | ||
dd983808 AK |
5117 | err = hci_req_run(&req, conn_info_refresh_complete); |
5118 | if (err < 0) | |
5119 | goto unlock; | |
5120 | ||
5121 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, | |
5122 | data, len); | |
5123 | if (!cmd) { | |
5124 | err = -ENOMEM; | |
5125 | goto unlock; | |
5126 | } | |
5127 | ||
5128 | hci_conn_hold(conn); | |
f8aaf9b6 | 5129 | cmd->user_data = hci_conn_get(conn); |
dd983808 AK |
5130 | |
5131 | conn->conn_info_timestamp = jiffies; | |
5132 | } else { | |
5133 | /* Cache is valid, just reply with values cached in hci_conn */ | |
5134 | rp.rssi = conn->rssi; | |
5135 | rp.tx_power = conn->tx_power; | |
eed5daf3 | 5136 | rp.max_tx_power = conn->max_tx_power; |
dd983808 AK |
5137 | |
5138 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
5139 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
5140 | } | |
5141 | ||
5142 | unlock: | |
5143 | hci_dev_unlock(hdev); | |
5144 | return err; | |
5145 | } | |
5146 | ||
95868426 JH |
5147 | static void get_clock_info_complete(struct hci_dev *hdev, u8 status) |
5148 | { | |
5149 | struct mgmt_cp_get_clock_info *cp; | |
5150 | struct mgmt_rp_get_clock_info rp; | |
5151 | struct hci_cp_read_clock *hci_cp; | |
5152 | struct pending_cmd *cmd; | |
5153 | struct hci_conn *conn; | |
5154 | ||
5155 | BT_DBG("%s status %u", hdev->name, status); | |
5156 | ||
5157 | hci_dev_lock(hdev); | |
5158 | ||
5159 | hci_cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK); | |
5160 | if (!hci_cp) | |
5161 | goto unlock; | |
5162 | ||
5163 | if (hci_cp->which) { | |
5164 | u16 handle = __le16_to_cpu(hci_cp->handle); | |
5165 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
5166 | } else { | |
5167 | conn = NULL; | |
5168 | } | |
5169 | ||
5170 | cmd = mgmt_pending_find_data(MGMT_OP_GET_CLOCK_INFO, hdev, conn); | |
5171 | if (!cmd) | |
5172 | goto unlock; | |
5173 | ||
5174 | cp = cmd->param; | |
5175 | ||
5176 | memset(&rp, 0, sizeof(rp)); | |
5177 | memcpy(&rp.addr, &cp->addr, sizeof(rp.addr)); | |
5178 | ||
5179 | if (status) | |
5180 | goto send_rsp; | |
5181 | ||
5182 | rp.local_clock = cpu_to_le32(hdev->clock); | |
5183 | ||
5184 | if (conn) { | |
5185 | rp.piconet_clock = cpu_to_le32(conn->clock); | |
5186 | rp.accuracy = cpu_to_le16(conn->clock_accuracy); | |
5187 | } | |
5188 | ||
5189 | send_rsp: | |
5190 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
5191 | &rp, sizeof(rp)); | |
5192 | mgmt_pending_remove(cmd); | |
f8aaf9b6 | 5193 | if (conn) { |
95868426 | 5194 | hci_conn_drop(conn); |
f8aaf9b6 JH |
5195 | hci_conn_put(conn); |
5196 | } | |
95868426 JH |
5197 | |
5198 | unlock: | |
5199 | hci_dev_unlock(hdev); | |
5200 | } | |
5201 | ||
5202 | static int get_clock_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
5203 | u16 len) | |
5204 | { | |
5205 | struct mgmt_cp_get_clock_info *cp = data; | |
5206 | struct mgmt_rp_get_clock_info rp; | |
5207 | struct hci_cp_read_clock hci_cp; | |
5208 | struct pending_cmd *cmd; | |
5209 | struct hci_request req; | |
5210 | struct hci_conn *conn; | |
5211 | int err; | |
5212 | ||
5213 | BT_DBG("%s", hdev->name); | |
5214 | ||
5215 | memset(&rp, 0, sizeof(rp)); | |
5216 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
5217 | rp.addr.type = cp->addr.type; | |
5218 | ||
5219 | if (cp->addr.type != BDADDR_BREDR) | |
5220 | return cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, | |
5221 | MGMT_STATUS_INVALID_PARAMS, | |
5222 | &rp, sizeof(rp)); | |
5223 | ||
5224 | hci_dev_lock(hdev); | |
5225 | ||
5226 | if (!hdev_is_powered(hdev)) { | |
5227 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, | |
5228 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5229 | goto unlock; | |
5230 | } | |
5231 | ||
5232 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
5233 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
5234 | &cp->addr.bdaddr); | |
5235 | if (!conn || conn->state != BT_CONNECTED) { | |
5236 | err = cmd_complete(sk, hdev->id, | |
5237 | MGMT_OP_GET_CLOCK_INFO, | |
5238 | MGMT_STATUS_NOT_CONNECTED, | |
5239 | &rp, sizeof(rp)); | |
5240 | goto unlock; | |
5241 | } | |
5242 | } else { | |
5243 | conn = NULL; | |
5244 | } | |
5245 | ||
5246 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CLOCK_INFO, hdev, data, len); | |
5247 | if (!cmd) { | |
5248 | err = -ENOMEM; | |
5249 | goto unlock; | |
5250 | } | |
5251 | ||
5252 | hci_req_init(&req, hdev); | |
5253 | ||
5254 | memset(&hci_cp, 0, sizeof(hci_cp)); | |
5255 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
5256 | ||
5257 | if (conn) { | |
5258 | hci_conn_hold(conn); | |
f8aaf9b6 | 5259 | cmd->user_data = hci_conn_get(conn); |
95868426 JH |
5260 | |
5261 | hci_cp.handle = cpu_to_le16(conn->handle); | |
5262 | hci_cp.which = 0x01; /* Piconet clock */ | |
5263 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
5264 | } | |
5265 | ||
5266 | err = hci_req_run(&req, get_clock_info_complete); | |
5267 | if (err < 0) | |
5268 | mgmt_pending_remove(cmd); | |
5269 | ||
5270 | unlock: | |
5271 | hci_dev_unlock(hdev); | |
5272 | return err; | |
5273 | } | |
5274 | ||
8afef092 MH |
5275 | static void device_added(struct sock *sk, struct hci_dev *hdev, |
5276 | bdaddr_t *bdaddr, u8 type, u8 action) | |
5277 | { | |
5278 | struct mgmt_ev_device_added ev; | |
5279 | ||
5280 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5281 | ev.addr.type = type; | |
5282 | ev.action = action; | |
5283 | ||
5284 | mgmt_event(MGMT_EV_DEVICE_ADDED, hdev, &ev, sizeof(ev), sk); | |
5285 | } | |
5286 | ||
2faade53 MH |
5287 | static int add_device(struct sock *sk, struct hci_dev *hdev, |
5288 | void *data, u16 len) | |
5289 | { | |
5290 | struct mgmt_cp_add_device *cp = data; | |
5291 | u8 auto_conn, addr_type; | |
5292 | int err; | |
5293 | ||
5294 | BT_DBG("%s", hdev->name); | |
5295 | ||
6659358e | 5296 | if (!bdaddr_type_is_valid(cp->addr.type) || |
2faade53 MH |
5297 | !bacmp(&cp->addr.bdaddr, BDADDR_ANY)) |
5298 | return cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, | |
5299 | MGMT_STATUS_INVALID_PARAMS, | |
5300 | &cp->addr, sizeof(cp->addr)); | |
5301 | ||
4b9e7e75 | 5302 | if (cp->action != 0x00 && cp->action != 0x01 && cp->action != 0x02) |
2faade53 MH |
5303 | return cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5304 | MGMT_STATUS_INVALID_PARAMS, | |
5305 | &cp->addr, sizeof(cp->addr)); | |
5306 | ||
5307 | hci_dev_lock(hdev); | |
5308 | ||
6659358e | 5309 | if (cp->addr.type == BDADDR_BREDR) { |
4b9e7e75 | 5310 | /* Only incoming connections action is supported for now */ |
6659358e JH |
5311 | if (cp->action != 0x01) { |
5312 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, | |
5313 | MGMT_STATUS_INVALID_PARAMS, | |
5314 | &cp->addr, sizeof(cp->addr)); | |
5315 | goto unlock; | |
5316 | } | |
5317 | ||
5318 | err = hci_bdaddr_list_add(&hdev->whitelist, &cp->addr.bdaddr, | |
5319 | cp->addr.type); | |
5320 | if (err) | |
5321 | goto unlock; | |
a397407f | 5322 | |
432df05e | 5323 | hci_update_page_scan(hdev, NULL); |
a397407f | 5324 | |
6659358e JH |
5325 | goto added; |
5326 | } | |
5327 | ||
2faade53 MH |
5328 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
5329 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5330 | else | |
5331 | addr_type = ADDR_LE_DEV_RANDOM; | |
5332 | ||
4b9e7e75 | 5333 | if (cp->action == 0x02) |
2faade53 | 5334 | auto_conn = HCI_AUTO_CONN_ALWAYS; |
4b9e7e75 MH |
5335 | else if (cp->action == 0x01) |
5336 | auto_conn = HCI_AUTO_CONN_DIRECT; | |
2faade53 | 5337 | else |
a3451d27 | 5338 | auto_conn = HCI_AUTO_CONN_REPORT; |
2faade53 | 5339 | |
bf5b3c8b MH |
5340 | /* If the connection parameters don't exist for this device, |
5341 | * they will be created and configured with defaults. | |
5342 | */ | |
d06b50ce MH |
5343 | if (hci_conn_params_set(hdev, &cp->addr.bdaddr, addr_type, |
5344 | auto_conn) < 0) { | |
2faade53 MH |
5345 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5346 | MGMT_STATUS_FAILED, | |
5347 | &cp->addr, sizeof(cp->addr)); | |
5348 | goto unlock; | |
5349 | } | |
5350 | ||
6659358e | 5351 | added: |
8afef092 MH |
5352 | device_added(sk, hdev, &cp->addr.bdaddr, cp->addr.type, cp->action); |
5353 | ||
2faade53 MH |
5354 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5355 | MGMT_STATUS_SUCCESS, &cp->addr, sizeof(cp->addr)); | |
5356 | ||
5357 | unlock: | |
5358 | hci_dev_unlock(hdev); | |
5359 | return err; | |
5360 | } | |
5361 | ||
8afef092 MH |
5362 | static void device_removed(struct sock *sk, struct hci_dev *hdev, |
5363 | bdaddr_t *bdaddr, u8 type) | |
5364 | { | |
5365 | struct mgmt_ev_device_removed ev; | |
5366 | ||
5367 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5368 | ev.addr.type = type; | |
5369 | ||
5370 | mgmt_event(MGMT_EV_DEVICE_REMOVED, hdev, &ev, sizeof(ev), sk); | |
5371 | } | |
5372 | ||
2faade53 MH |
5373 | static int remove_device(struct sock *sk, struct hci_dev *hdev, |
5374 | void *data, u16 len) | |
5375 | { | |
5376 | struct mgmt_cp_remove_device *cp = data; | |
5377 | int err; | |
5378 | ||
5379 | BT_DBG("%s", hdev->name); | |
5380 | ||
5381 | hci_dev_lock(hdev); | |
5382 | ||
5383 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
c71593dd | 5384 | struct hci_conn_params *params; |
2faade53 MH |
5385 | u8 addr_type; |
5386 | ||
6659358e | 5387 | if (!bdaddr_type_is_valid(cp->addr.type)) { |
2faade53 MH |
5388 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, |
5389 | MGMT_STATUS_INVALID_PARAMS, | |
5390 | &cp->addr, sizeof(cp->addr)); | |
5391 | goto unlock; | |
5392 | } | |
5393 | ||
6659358e JH |
5394 | if (cp->addr.type == BDADDR_BREDR) { |
5395 | err = hci_bdaddr_list_del(&hdev->whitelist, | |
5396 | &cp->addr.bdaddr, | |
5397 | cp->addr.type); | |
5398 | if (err) { | |
5399 | err = cmd_complete(sk, hdev->id, | |
5400 | MGMT_OP_REMOVE_DEVICE, | |
5401 | MGMT_STATUS_INVALID_PARAMS, | |
5402 | &cp->addr, sizeof(cp->addr)); | |
5403 | goto unlock; | |
5404 | } | |
5405 | ||
432df05e | 5406 | hci_update_page_scan(hdev, NULL); |
a397407f | 5407 | |
6659358e JH |
5408 | device_removed(sk, hdev, &cp->addr.bdaddr, |
5409 | cp->addr.type); | |
5410 | goto complete; | |
5411 | } | |
5412 | ||
2faade53 MH |
5413 | if (cp->addr.type == BDADDR_LE_PUBLIC) |
5414 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5415 | else | |
5416 | addr_type = ADDR_LE_DEV_RANDOM; | |
5417 | ||
c71593dd JH |
5418 | params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, |
5419 | addr_type); | |
5420 | if (!params) { | |
5421 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5422 | MGMT_STATUS_INVALID_PARAMS, | |
5423 | &cp->addr, sizeof(cp->addr)); | |
5424 | goto unlock; | |
5425 | } | |
5426 | ||
5427 | if (params->auto_connect == HCI_AUTO_CONN_DISABLED) { | |
5428 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5429 | MGMT_STATUS_INVALID_PARAMS, | |
5430 | &cp->addr, sizeof(cp->addr)); | |
5431 | goto unlock; | |
5432 | } | |
5433 | ||
d1dbf12e | 5434 | list_del(¶ms->action); |
c71593dd JH |
5435 | list_del(¶ms->list); |
5436 | kfree(params); | |
95305baa | 5437 | hci_update_background_scan(hdev); |
8afef092 MH |
5438 | |
5439 | device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type); | |
2faade53 | 5440 | } else { |
19de0825 | 5441 | struct hci_conn_params *p, *tmp; |
6659358e | 5442 | struct bdaddr_list *b, *btmp; |
19de0825 | 5443 | |
2faade53 MH |
5444 | if (cp->addr.type) { |
5445 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5446 | MGMT_STATUS_INVALID_PARAMS, | |
5447 | &cp->addr, sizeof(cp->addr)); | |
5448 | goto unlock; | |
5449 | } | |
5450 | ||
6659358e JH |
5451 | list_for_each_entry_safe(b, btmp, &hdev->whitelist, list) { |
5452 | device_removed(sk, hdev, &b->bdaddr, b->bdaddr_type); | |
5453 | list_del(&b->list); | |
5454 | kfree(b); | |
5455 | } | |
5456 | ||
432df05e | 5457 | hci_update_page_scan(hdev, NULL); |
a397407f | 5458 | |
19de0825 JH |
5459 | list_for_each_entry_safe(p, tmp, &hdev->le_conn_params, list) { |
5460 | if (p->auto_connect == HCI_AUTO_CONN_DISABLED) | |
5461 | continue; | |
5462 | device_removed(sk, hdev, &p->addr, p->addr_type); | |
5463 | list_del(&p->action); | |
5464 | list_del(&p->list); | |
5465 | kfree(p); | |
5466 | } | |
5467 | ||
5468 | BT_DBG("All LE connection parameters were removed"); | |
5469 | ||
5470 | hci_update_background_scan(hdev); | |
2faade53 MH |
5471 | } |
5472 | ||
6659358e | 5473 | complete: |
2faade53 MH |
5474 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, |
5475 | MGMT_STATUS_SUCCESS, &cp->addr, sizeof(cp->addr)); | |
5476 | ||
5477 | unlock: | |
5478 | hci_dev_unlock(hdev); | |
5479 | return err; | |
5480 | } | |
5481 | ||
a26f3dcf JH |
5482 | static int load_conn_param(struct sock *sk, struct hci_dev *hdev, void *data, |
5483 | u16 len) | |
5484 | { | |
5485 | struct mgmt_cp_load_conn_param *cp = data; | |
ba1d6936 JH |
5486 | const u16 max_param_count = ((U16_MAX - sizeof(*cp)) / |
5487 | sizeof(struct mgmt_conn_param)); | |
a26f3dcf JH |
5488 | u16 param_count, expected_len; |
5489 | int i; | |
5490 | ||
5491 | if (!lmp_le_capable(hdev)) | |
5492 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, | |
5493 | MGMT_STATUS_NOT_SUPPORTED); | |
5494 | ||
5495 | param_count = __le16_to_cpu(cp->param_count); | |
ba1d6936 JH |
5496 | if (param_count > max_param_count) { |
5497 | BT_ERR("load_conn_param: too big param_count value %u", | |
5498 | param_count); | |
5499 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, | |
5500 | MGMT_STATUS_INVALID_PARAMS); | |
5501 | } | |
a26f3dcf JH |
5502 | |
5503 | expected_len = sizeof(*cp) + param_count * | |
5504 | sizeof(struct mgmt_conn_param); | |
5505 | if (expected_len != len) { | |
5506 | BT_ERR("load_conn_param: expected %u bytes, got %u bytes", | |
5507 | expected_len, len); | |
5508 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, | |
5509 | MGMT_STATUS_INVALID_PARAMS); | |
5510 | } | |
5511 | ||
5512 | BT_DBG("%s param_count %u", hdev->name, param_count); | |
5513 | ||
5514 | hci_dev_lock(hdev); | |
5515 | ||
5516 | hci_conn_params_clear_disabled(hdev); | |
5517 | ||
5518 | for (i = 0; i < param_count; i++) { | |
5519 | struct mgmt_conn_param *param = &cp->params[i]; | |
5520 | struct hci_conn_params *hci_param; | |
5521 | u16 min, max, latency, timeout; | |
5522 | u8 addr_type; | |
5523 | ||
5524 | BT_DBG("Adding %pMR (type %u)", ¶m->addr.bdaddr, | |
5525 | param->addr.type); | |
5526 | ||
5527 | if (param->addr.type == BDADDR_LE_PUBLIC) { | |
5528 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5529 | } else if (param->addr.type == BDADDR_LE_RANDOM) { | |
5530 | addr_type = ADDR_LE_DEV_RANDOM; | |
5531 | } else { | |
5532 | BT_ERR("Ignoring invalid connection parameters"); | |
5533 | continue; | |
5534 | } | |
5535 | ||
5536 | min = le16_to_cpu(param->min_interval); | |
5537 | max = le16_to_cpu(param->max_interval); | |
5538 | latency = le16_to_cpu(param->latency); | |
5539 | timeout = le16_to_cpu(param->timeout); | |
5540 | ||
5541 | BT_DBG("min 0x%04x max 0x%04x latency 0x%04x timeout 0x%04x", | |
5542 | min, max, latency, timeout); | |
5543 | ||
5544 | if (hci_check_conn_params(min, max, latency, timeout) < 0) { | |
5545 | BT_ERR("Ignoring invalid connection parameters"); | |
5546 | continue; | |
5547 | } | |
5548 | ||
5549 | hci_param = hci_conn_params_add(hdev, ¶m->addr.bdaddr, | |
5550 | addr_type); | |
5551 | if (!hci_param) { | |
5552 | BT_ERR("Failed to add connection parameters"); | |
5553 | continue; | |
5554 | } | |
5555 | ||
5556 | hci_param->conn_min_interval = min; | |
5557 | hci_param->conn_max_interval = max; | |
5558 | hci_param->conn_latency = latency; | |
5559 | hci_param->supervision_timeout = timeout; | |
5560 | } | |
5561 | ||
5562 | hci_dev_unlock(hdev); | |
5563 | ||
5564 | return cmd_complete(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, 0, NULL, 0); | |
5565 | } | |
5566 | ||
dbece37a MH |
5567 | static int set_external_config(struct sock *sk, struct hci_dev *hdev, |
5568 | void *data, u16 len) | |
5569 | { | |
5570 | struct mgmt_cp_set_external_config *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_EXTERNAL_CONFIG, | |
5578 | MGMT_STATUS_REJECTED); | |
5579 | ||
5580 | if (cp->config != 0x00 && cp->config != 0x01) | |
5581 | return cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, | |
5582 | MGMT_STATUS_INVALID_PARAMS); | |
5583 | ||
5584 | if (!test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) | |
5585 | return cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, | |
5586 | MGMT_STATUS_NOT_SUPPORTED); | |
5587 | ||
5588 | hci_dev_lock(hdev); | |
5589 | ||
5590 | if (cp->config) | |
5591 | changed = !test_and_set_bit(HCI_EXT_CONFIGURED, | |
5592 | &hdev->dev_flags); | |
5593 | else | |
5594 | changed = test_and_clear_bit(HCI_EXT_CONFIGURED, | |
5595 | &hdev->dev_flags); | |
5596 | ||
5597 | err = send_options_rsp(sk, MGMT_OP_SET_EXTERNAL_CONFIG, hdev); | |
5598 | if (err < 0) | |
5599 | goto unlock; | |
5600 | ||
5601 | if (!changed) | |
5602 | goto unlock; | |
5603 | ||
f4537c04 MH |
5604 | err = new_options(hdev, sk); |
5605 | ||
dbece37a MH |
5606 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags) == is_configured(hdev)) { |
5607 | mgmt_index_removed(hdev); | |
d603b76b MH |
5608 | |
5609 | if (test_and_change_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) { | |
5610 | set_bit(HCI_CONFIG, &hdev->dev_flags); | |
5611 | set_bit(HCI_AUTO_OFF, &hdev->dev_flags); | |
5612 | ||
5613 | queue_work(hdev->req_workqueue, &hdev->power_on); | |
5614 | } else { | |
5ea234d3 | 5615 | set_bit(HCI_RAW, &hdev->flags); |
d603b76b MH |
5616 | mgmt_index_added(hdev); |
5617 | } | |
dbece37a MH |
5618 | } |
5619 | ||
5620 | unlock: | |
5621 | hci_dev_unlock(hdev); | |
5622 | return err; | |
5623 | } | |
5624 | ||
9713c17b MH |
5625 | static int set_public_address(struct sock *sk, struct hci_dev *hdev, |
5626 | void *data, u16 len) | |
5627 | { | |
5628 | struct mgmt_cp_set_public_address *cp = data; | |
5629 | bool changed; | |
5630 | int err; | |
5631 | ||
5632 | BT_DBG("%s", hdev->name); | |
5633 | ||
5634 | if (hdev_is_powered(hdev)) | |
5635 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, | |
5636 | MGMT_STATUS_REJECTED); | |
5637 | ||
5638 | if (!bacmp(&cp->bdaddr, BDADDR_ANY)) | |
5639 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, | |
5640 | MGMT_STATUS_INVALID_PARAMS); | |
5641 | ||
5642 | if (!hdev->set_bdaddr) | |
5643 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, | |
5644 | MGMT_STATUS_NOT_SUPPORTED); | |
5645 | ||
5646 | hci_dev_lock(hdev); | |
5647 | ||
5648 | changed = !!bacmp(&hdev->public_addr, &cp->bdaddr); | |
5649 | bacpy(&hdev->public_addr, &cp->bdaddr); | |
5650 | ||
5651 | err = send_options_rsp(sk, MGMT_OP_SET_PUBLIC_ADDRESS, hdev); | |
5652 | if (err < 0) | |
5653 | goto unlock; | |
5654 | ||
5655 | if (!changed) | |
5656 | goto unlock; | |
5657 | ||
5658 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) | |
5659 | err = new_options(hdev, sk); | |
5660 | ||
5661 | if (is_configured(hdev)) { | |
5662 | mgmt_index_removed(hdev); | |
5663 | ||
5664 | clear_bit(HCI_UNCONFIGURED, &hdev->dev_flags); | |
5665 | ||
5666 | set_bit(HCI_CONFIG, &hdev->dev_flags); | |
5667 | set_bit(HCI_AUTO_OFF, &hdev->dev_flags); | |
5668 | ||
5669 | queue_work(hdev->req_workqueue, &hdev->power_on); | |
5670 | } | |
5671 | ||
5672 | unlock: | |
5673 | hci_dev_unlock(hdev); | |
5674 | return err; | |
5675 | } | |
5676 | ||
2e3c35ea | 5677 | static const struct mgmt_handler { |
04124681 GP |
5678 | int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, |
5679 | u16 data_len); | |
be22b54e JH |
5680 | bool var_len; |
5681 | size_t data_len; | |
0f4e68cf JH |
5682 | } mgmt_handlers[] = { |
5683 | { NULL }, /* 0x0000 (no command) */ | |
be22b54e JH |
5684 | { read_version, false, MGMT_READ_VERSION_SIZE }, |
5685 | { read_commands, false, MGMT_READ_COMMANDS_SIZE }, | |
5686 | { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE }, | |
5687 | { read_controller_info, false, MGMT_READ_INFO_SIZE }, | |
5688 | { set_powered, false, MGMT_SETTING_SIZE }, | |
5689 | { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE }, | |
5690 | { set_connectable, false, MGMT_SETTING_SIZE }, | |
5691 | { set_fast_connectable, false, MGMT_SETTING_SIZE }, | |
b2939475 | 5692 | { set_bondable, false, MGMT_SETTING_SIZE }, |
be22b54e JH |
5693 | { set_link_security, false, MGMT_SETTING_SIZE }, |
5694 | { set_ssp, false, MGMT_SETTING_SIZE }, | |
5695 | { set_hs, false, MGMT_SETTING_SIZE }, | |
5696 | { set_le, false, MGMT_SETTING_SIZE }, | |
5697 | { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE }, | |
5698 | { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE }, | |
5699 | { add_uuid, false, MGMT_ADD_UUID_SIZE }, | |
5700 | { remove_uuid, false, MGMT_REMOVE_UUID_SIZE }, | |
5701 | { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE }, | |
5702 | { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE }, | |
5703 | { disconnect, false, MGMT_DISCONNECT_SIZE }, | |
5704 | { get_connections, false, MGMT_GET_CONNECTIONS_SIZE }, | |
5705 | { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE }, | |
5706 | { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
5707 | { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE }, | |
5708 | { pair_device, false, MGMT_PAIR_DEVICE_SIZE }, | |
5709 | { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
5710 | { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE }, | |
5711 | { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
5712 | { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
5713 | { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
5714 | { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
5715 | { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE }, | |
ec109113 | 5716 | { add_remote_oob_data, true, MGMT_ADD_REMOTE_OOB_DATA_SIZE }, |
be22b54e JH |
5717 | { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
5718 | { start_discovery, false, MGMT_START_DISCOVERY_SIZE }, | |
5719 | { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE }, | |
5720 | { confirm_name, false, MGMT_CONFIRM_NAME_SIZE }, | |
5721 | { block_device, false, MGMT_BLOCK_DEVICE_SIZE }, | |
5722 | { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE }, | |
cdbaccca | 5723 | { set_device_id, false, MGMT_SET_DEVICE_ID_SIZE }, |
4375f103 | 5724 | { set_advertising, false, MGMT_SETTING_SIZE }, |
0663ca2a | 5725 | { set_bredr, false, MGMT_SETTING_SIZE }, |
d13eafce | 5726 | { set_static_address, false, MGMT_SET_STATIC_ADDRESS_SIZE }, |
14b49b9a | 5727 | { set_scan_params, false, MGMT_SET_SCAN_PARAMS_SIZE }, |
eac83dc6 | 5728 | { set_secure_conn, false, MGMT_SETTING_SIZE }, |
4e39ac81 | 5729 | { set_debug_keys, false, MGMT_SETTING_SIZE }, |
62b04cd1 | 5730 | { set_privacy, false, MGMT_SET_PRIVACY_SIZE }, |
41edf160 | 5731 | { load_irks, true, MGMT_LOAD_IRKS_SIZE }, |
dd983808 | 5732 | { get_conn_info, false, MGMT_GET_CONN_INFO_SIZE }, |
95868426 | 5733 | { get_clock_info, false, MGMT_GET_CLOCK_INFO_SIZE }, |
2faade53 MH |
5734 | { add_device, false, MGMT_ADD_DEVICE_SIZE }, |
5735 | { remove_device, false, MGMT_REMOVE_DEVICE_SIZE }, | |
73d1df2a MH |
5736 | { load_conn_param, true, MGMT_LOAD_CONN_PARAM_SIZE }, |
5737 | { read_unconf_index_list, false, MGMT_READ_UNCONF_INDEX_LIST_SIZE }, | |
9fc3bfb6 | 5738 | { read_config_info, false, MGMT_READ_CONFIG_INFO_SIZE }, |
dbece37a | 5739 | { set_external_config, false, MGMT_SET_EXTERNAL_CONFIG_SIZE }, |
9713c17b | 5740 | { set_public_address, false, MGMT_SET_PUBLIC_ADDRESS_SIZE }, |
0f4e68cf JH |
5741 | }; |
5742 | ||
0381101f JH |
5743 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
5744 | { | |
650f726d VCG |
5745 | void *buf; |
5746 | u8 *cp; | |
0381101f | 5747 | struct mgmt_hdr *hdr; |
4e51eae9 | 5748 | u16 opcode, index, len; |
bdb6d971 | 5749 | struct hci_dev *hdev = NULL; |
2e3c35ea | 5750 | const struct mgmt_handler *handler; |
0381101f JH |
5751 | int err; |
5752 | ||
5753 | BT_DBG("got %zu bytes", msglen); | |
5754 | ||
5755 | if (msglen < sizeof(*hdr)) | |
5756 | return -EINVAL; | |
5757 | ||
e63a15ec | 5758 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
5759 | if (!buf) |
5760 | return -ENOMEM; | |
5761 | ||
5762 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
5763 | err = -EFAULT; | |
5764 | goto done; | |
5765 | } | |
5766 | ||
650f726d | 5767 | hdr = buf; |
1f350c87 MH |
5768 | opcode = __le16_to_cpu(hdr->opcode); |
5769 | index = __le16_to_cpu(hdr->index); | |
5770 | len = __le16_to_cpu(hdr->len); | |
0381101f JH |
5771 | |
5772 | if (len != msglen - sizeof(*hdr)) { | |
5773 | err = -EINVAL; | |
5774 | goto done; | |
5775 | } | |
5776 | ||
0f4e68cf | 5777 | if (index != MGMT_INDEX_NONE) { |
bdb6d971 JH |
5778 | hdev = hci_dev_get(index); |
5779 | if (!hdev) { | |
5780 | err = cmd_status(sk, index, opcode, | |
04124681 | 5781 | MGMT_STATUS_INVALID_INDEX); |
bdb6d971 JH |
5782 | goto done; |
5783 | } | |
0736cfa8 | 5784 | |
cebf4cfd | 5785 | if (test_bit(HCI_SETUP, &hdev->dev_flags) || |
d603b76b | 5786 | test_bit(HCI_CONFIG, &hdev->dev_flags) || |
4a964404 | 5787 | test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) { |
0736cfa8 MH |
5788 | err = cmd_status(sk, index, opcode, |
5789 | MGMT_STATUS_INVALID_INDEX); | |
5790 | goto done; | |
5791 | } | |
42a9bc14 MH |
5792 | |
5793 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags) && | |
dbece37a | 5794 | opcode != MGMT_OP_READ_CONFIG_INFO && |
9713c17b MH |
5795 | opcode != MGMT_OP_SET_EXTERNAL_CONFIG && |
5796 | opcode != MGMT_OP_SET_PUBLIC_ADDRESS) { | |
42a9bc14 MH |
5797 | err = cmd_status(sk, index, opcode, |
5798 | MGMT_STATUS_INVALID_INDEX); | |
5799 | goto done; | |
5800 | } | |
bdb6d971 JH |
5801 | } |
5802 | ||
0f4e68cf | 5803 | if (opcode >= ARRAY_SIZE(mgmt_handlers) || |
8ce8e2b5 | 5804 | mgmt_handlers[opcode].func == NULL) { |
0381101f | 5805 | BT_DBG("Unknown op %u", opcode); |
ca69b795 | 5806 | err = cmd_status(sk, index, opcode, |
04124681 | 5807 | MGMT_STATUS_UNKNOWN_COMMAND); |
0f4e68cf JH |
5808 | goto done; |
5809 | } | |
5810 | ||
73d1df2a MH |
5811 | if (hdev && (opcode <= MGMT_OP_READ_INDEX_LIST || |
5812 | opcode == MGMT_OP_READ_UNCONF_INDEX_LIST)) { | |
5813 | err = cmd_status(sk, index, opcode, | |
5814 | MGMT_STATUS_INVALID_INDEX); | |
5815 | goto done; | |
5816 | } | |
5817 | ||
5818 | if (!hdev && (opcode > MGMT_OP_READ_INDEX_LIST && | |
5819 | opcode != MGMT_OP_READ_UNCONF_INDEX_LIST)) { | |
0f4e68cf | 5820 | err = cmd_status(sk, index, opcode, |
04124681 | 5821 | MGMT_STATUS_INVALID_INDEX); |
0f4e68cf | 5822 | goto done; |
0381101f JH |
5823 | } |
5824 | ||
be22b54e JH |
5825 | handler = &mgmt_handlers[opcode]; |
5826 | ||
5827 | if ((handler->var_len && len < handler->data_len) || | |
8ce8e2b5 | 5828 | (!handler->var_len && len != handler->data_len)) { |
be22b54e | 5829 | err = cmd_status(sk, index, opcode, |
04124681 | 5830 | MGMT_STATUS_INVALID_PARAMS); |
be22b54e JH |
5831 | goto done; |
5832 | } | |
5833 | ||
0f4e68cf JH |
5834 | if (hdev) |
5835 | mgmt_init_hdev(sk, hdev); | |
5836 | ||
5837 | cp = buf + sizeof(*hdr); | |
5838 | ||
be22b54e | 5839 | err = handler->func(sk, hdev, cp, len); |
e41d8b4e JH |
5840 | if (err < 0) |
5841 | goto done; | |
5842 | ||
0381101f JH |
5843 | err = msglen; |
5844 | ||
5845 | done: | |
bdb6d971 JH |
5846 | if (hdev) |
5847 | hci_dev_put(hdev); | |
5848 | ||
0381101f JH |
5849 | kfree(buf); |
5850 | return err; | |
5851 | } | |
c71e97bf | 5852 | |
bf6b56db | 5853 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 5854 | { |
1514b892 | 5855 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 5856 | return; |
bb4b2a9a | 5857 | |
0602a8ad MH |
5858 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
5859 | return; | |
5860 | ||
5861 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) | |
5862 | mgmt_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev, NULL, 0, NULL); | |
5863 | else | |
5864 | mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL); | |
c71e97bf JH |
5865 | } |
5866 | ||
bf6b56db | 5867 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 5868 | { |
5f159032 | 5869 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 5870 | |
1514b892 | 5871 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 5872 | return; |
bb4b2a9a | 5873 | |
0602a8ad MH |
5874 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
5875 | return; | |
5876 | ||
744cf19e | 5877 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe | 5878 | |
edd3896b MH |
5879 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) |
5880 | mgmt_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev, NULL, 0, NULL); | |
5881 | else | |
5882 | mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL); | |
eec8d2bc JH |
5883 | } |
5884 | ||
6046dc3e | 5885 | /* This function requires the caller holds hdev->lock */ |
d7347f3c | 5886 | static void restart_le_actions(struct hci_dev *hdev) |
6046dc3e AG |
5887 | { |
5888 | struct hci_conn_params *p; | |
5889 | ||
5890 | list_for_each_entry(p, &hdev->le_conn_params, list) { | |
d7347f3c JH |
5891 | /* Needed for AUTO_OFF case where might not "really" |
5892 | * have been powered off. | |
5893 | */ | |
5894 | list_del_init(&p->action); | |
5895 | ||
5896 | switch (p->auto_connect) { | |
4b9e7e75 | 5897 | case HCI_AUTO_CONN_DIRECT: |
d7347f3c JH |
5898 | case HCI_AUTO_CONN_ALWAYS: |
5899 | list_add(&p->action, &hdev->pend_le_conns); | |
5900 | break; | |
5901 | case HCI_AUTO_CONN_REPORT: | |
5902 | list_add(&p->action, &hdev->pend_le_reports); | |
5903 | break; | |
5904 | default: | |
5905 | break; | |
c83ed19d | 5906 | } |
6046dc3e | 5907 | } |
c83ed19d | 5908 | |
c83ed19d | 5909 | hci_update_background_scan(hdev); |
6046dc3e AG |
5910 | } |
5911 | ||
229ab39c JH |
5912 | static void powered_complete(struct hci_dev *hdev, u8 status) |
5913 | { | |
5914 | struct cmd_lookup match = { NULL, hdev }; | |
5915 | ||
5916 | BT_DBG("status 0x%02x", status); | |
5917 | ||
5918 | hci_dev_lock(hdev); | |
5919 | ||
d7347f3c | 5920 | restart_le_actions(hdev); |
6046dc3e | 5921 | |
229ab39c JH |
5922 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
5923 | ||
5924 | new_settings(hdev, match.sk); | |
5925 | ||
5926 | hci_dev_unlock(hdev); | |
5927 | ||
5928 | if (match.sk) | |
5929 | sock_put(match.sk); | |
5930 | } | |
5931 | ||
70da6243 | 5932 | static int powered_update_hci(struct hci_dev *hdev) |
5add6af8 | 5933 | { |
890ea898 | 5934 | struct hci_request req; |
70da6243 | 5935 | u8 link_sec; |
5add6af8 | 5936 | |
890ea898 JH |
5937 | hci_req_init(&req, hdev); |
5938 | ||
70da6243 JH |
5939 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
5940 | !lmp_host_ssp_capable(hdev)) { | |
5941 | u8 ssp = 1; | |
5e5282bb | 5942 | |
890ea898 | 5943 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, 1, &ssp); |
70da6243 | 5944 | } |
5add6af8 | 5945 | |
c73eee91 JH |
5946 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
5947 | lmp_bredr_capable(hdev)) { | |
70da6243 | 5948 | struct hci_cp_write_le_host_supported cp; |
f0ff92fb | 5949 | |
32226e4f MH |
5950 | cp.le = 0x01; |
5951 | cp.simul = 0x00; | |
3d1cbdd6 | 5952 | |
70da6243 JH |
5953 | /* Check first if we already have the right |
5954 | * host state (host features set) | |
5955 | */ | |
5956 | if (cp.le != lmp_host_le_capable(hdev) || | |
5957 | cp.simul != lmp_host_le_br_capable(hdev)) | |
890ea898 JH |
5958 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
5959 | sizeof(cp), &cp); | |
70da6243 | 5960 | } |
3d1cbdd6 | 5961 | |
d13eafce | 5962 | if (lmp_le_capable(hdev)) { |
441ad2d0 MH |
5963 | /* Make sure the controller has a good default for |
5964 | * advertising data. This also applies to the case | |
5965 | * where BR/EDR was toggled during the AUTO_OFF phase. | |
5966 | */ | |
f14d8f64 | 5967 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { |
5947f4bc | 5968 | update_adv_data(&req); |
f14d8f64 MH |
5969 | update_scan_rsp_data(&req); |
5970 | } | |
441ad2d0 | 5971 | |
bba3aa55 MH |
5972 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
5973 | enable_advertising(&req); | |
eeca6f89 JH |
5974 | } |
5975 | ||
70da6243 JH |
5976 | link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
5977 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) | |
890ea898 JH |
5978 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
5979 | sizeof(link_sec), &link_sec); | |
562fcc24 | 5980 | |
70da6243 | 5981 | if (lmp_bredr_capable(hdev)) { |
432df05e JH |
5982 | write_fast_connectable(&req, false); |
5983 | hci_update_page_scan(hdev, &req); | |
890ea898 | 5984 | update_class(&req); |
13928971 | 5985 | update_name(&req); |
890ea898 | 5986 | update_eir(&req); |
70da6243 | 5987 | } |
562fcc24 | 5988 | |
229ab39c | 5989 | return hci_req_run(&req, powered_complete); |
70da6243 | 5990 | } |
562fcc24 | 5991 | |
70da6243 JH |
5992 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
5993 | { | |
5994 | struct cmd_lookup match = { NULL, hdev }; | |
229ab39c JH |
5995 | u8 status_not_powered = MGMT_STATUS_NOT_POWERED; |
5996 | u8 zero_cod[] = { 0, 0, 0 }; | |
70da6243 | 5997 | int err; |
f0ff92fb | 5998 | |
70da6243 JH |
5999 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
6000 | return 0; | |
6001 | ||
70da6243 | 6002 | if (powered) { |
229ab39c JH |
6003 | if (powered_update_hci(hdev) == 0) |
6004 | return 0; | |
fe038884 | 6005 | |
229ab39c JH |
6006 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
6007 | &match); | |
6008 | goto new_settings; | |
b24752fe JH |
6009 | } |
6010 | ||
229ab39c JH |
6011 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
6012 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status_not_powered); | |
6013 | ||
6014 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
6015 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, | |
6016 | zero_cod, sizeof(zero_cod), NULL); | |
6017 | ||
6018 | new_settings: | |
beadb2bd | 6019 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
6020 | |
6021 | if (match.sk) | |
6022 | sock_put(match.sk); | |
6023 | ||
7bb895d6 | 6024 | return err; |
5add6af8 | 6025 | } |
73f22f62 | 6026 | |
3eec705e | 6027 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc JH |
6028 | { |
6029 | struct pending_cmd *cmd; | |
6030 | u8 status; | |
6031 | ||
6032 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
6033 | if (!cmd) | |
3eec705e | 6034 | return; |
96570ffc JH |
6035 | |
6036 | if (err == -ERFKILL) | |
6037 | status = MGMT_STATUS_RFKILLED; | |
6038 | else | |
6039 | status = MGMT_STATUS_FAILED; | |
6040 | ||
3eec705e | 6041 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
6042 | |
6043 | mgmt_pending_remove(cmd); | |
96570ffc JH |
6044 | } |
6045 | ||
d1967ff8 MH |
6046 | void mgmt_discoverable_timeout(struct hci_dev *hdev) |
6047 | { | |
6048 | struct hci_request req; | |
d1967ff8 MH |
6049 | |
6050 | hci_dev_lock(hdev); | |
6051 | ||
6052 | /* When discoverable timeout triggers, then just make sure | |
6053 | * the limited discoverable flag is cleared. Even in the case | |
6054 | * of a timeout triggered from general discoverable, it is | |
6055 | * safe to unconditionally clear the flag. | |
6056 | */ | |
6057 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
9a43e25f | 6058 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
d1967ff8 MH |
6059 | |
6060 | hci_req_init(&req, hdev); | |
4b580614 JH |
6061 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
6062 | u8 scan = SCAN_PAGE; | |
6063 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, | |
6064 | sizeof(scan), &scan); | |
6065 | } | |
d1967ff8 | 6066 | update_class(&req); |
9a43e25f | 6067 | update_adv_data(&req); |
d1967ff8 MH |
6068 | hci_req_run(&req, NULL); |
6069 | ||
6070 | hdev->discov_timeout = 0; | |
6071 | ||
9a43e25f JH |
6072 | new_settings(hdev, NULL); |
6073 | ||
d1967ff8 MH |
6074 | hci_dev_unlock(hdev); |
6075 | } | |
6076 | ||
dc4a5ee2 MH |
6077 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
6078 | bool persistent) | |
55ed8ca1 | 6079 | { |
86742e1e | 6080 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 6081 | |
a492cd52 | 6082 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 6083 | |
a492cd52 | 6084 | ev.store_hint = persistent; |
d753fdc4 | 6085 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 6086 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 6087 | ev.key.type = key->type; |
9b3b4460 | 6088 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 6089 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 6090 | |
dc4a5ee2 | 6091 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 6092 | } |
f7520543 | 6093 | |
d7b25450 JH |
6094 | static u8 mgmt_ltk_type(struct smp_ltk *ltk) |
6095 | { | |
23fb8de3 JH |
6096 | switch (ltk->type) { |
6097 | case SMP_LTK: | |
6098 | case SMP_LTK_SLAVE: | |
6099 | if (ltk->authenticated) | |
6100 | return MGMT_LTK_AUTHENTICATED; | |
6101 | return MGMT_LTK_UNAUTHENTICATED; | |
6102 | case SMP_LTK_P256: | |
6103 | if (ltk->authenticated) | |
6104 | return MGMT_LTK_P256_AUTH; | |
6105 | return MGMT_LTK_P256_UNAUTH; | |
6106 | case SMP_LTK_P256_DEBUG: | |
6107 | return MGMT_LTK_P256_DEBUG; | |
6108 | } | |
d7b25450 JH |
6109 | |
6110 | return MGMT_LTK_UNAUTHENTICATED; | |
6111 | } | |
6112 | ||
53ac6ab6 | 6113 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) |
346af67b VCG |
6114 | { |
6115 | struct mgmt_ev_new_long_term_key ev; | |
6116 | ||
6117 | memset(&ev, 0, sizeof(ev)); | |
6118 | ||
5192d301 MH |
6119 | /* Devices using resolvable or non-resolvable random addresses |
6120 | * without providing an indentity resolving key don't require | |
6121 | * to store long term keys. Their addresses will change the | |
6122 | * next time around. | |
6123 | * | |
6124 | * Only when a remote device provides an identity address | |
6125 | * make sure the long term key is stored. If the remote | |
6126 | * identity is known, the long term keys are internally | |
6127 | * mapped to the identity address. So allow static random | |
6128 | * and public addresses here. | |
6129 | */ | |
ba74b666 JH |
6130 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
6131 | (key->bdaddr.b[5] & 0xc0) != 0xc0) | |
6132 | ev.store_hint = 0x00; | |
6133 | else | |
53ac6ab6 | 6134 | ev.store_hint = persistent; |
ba74b666 | 6135 | |
346af67b | 6136 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
57c1477c | 6137 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
d7b25450 | 6138 | ev.key.type = mgmt_ltk_type(key); |
346af67b VCG |
6139 | ev.key.enc_size = key->enc_size; |
6140 | ev.key.ediv = key->ediv; | |
fe39c7b2 | 6141 | ev.key.rand = key->rand; |
346af67b | 6142 | |
2ceba539 | 6143 | if (key->type == SMP_LTK) |
346af67b VCG |
6144 | ev.key.master = 1; |
6145 | ||
346af67b VCG |
6146 | memcpy(ev.key.val, key->val, sizeof(key->val)); |
6147 | ||
083368f7 | 6148 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
6149 | } |
6150 | ||
95fbac8a JH |
6151 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk) |
6152 | { | |
6153 | struct mgmt_ev_new_irk ev; | |
6154 | ||
6155 | memset(&ev, 0, sizeof(ev)); | |
6156 | ||
bab6d1e5 MH |
6157 | /* For identity resolving keys from devices that are already |
6158 | * using a public address or static random address, do not | |
6159 | * ask for storing this key. The identity resolving key really | |
6160 | * is only mandatory for devices using resovlable random | |
6161 | * addresses. | |
6162 | * | |
6163 | * Storing all identity resolving keys has the downside that | |
6164 | * they will be also loaded on next boot of they system. More | |
6165 | * identity resolving keys, means more time during scanning is | |
6166 | * needed to actually resolve these addresses. | |
6167 | */ | |
6168 | if (bacmp(&irk->rpa, BDADDR_ANY)) | |
6169 | ev.store_hint = 0x01; | |
6170 | else | |
6171 | ev.store_hint = 0x00; | |
6172 | ||
95fbac8a JH |
6173 | bacpy(&ev.rpa, &irk->rpa); |
6174 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); | |
6175 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); | |
6176 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); | |
6177 | ||
6178 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); | |
6179 | } | |
6180 | ||
53ac6ab6 MH |
6181 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
6182 | bool persistent) | |
7ee4ea36 MH |
6183 | { |
6184 | struct mgmt_ev_new_csrk ev; | |
6185 | ||
6186 | memset(&ev, 0, sizeof(ev)); | |
6187 | ||
6188 | /* Devices using resolvable or non-resolvable random addresses | |
6189 | * without providing an indentity resolving key don't require | |
6190 | * to store signature resolving keys. Their addresses will change | |
6191 | * the next time around. | |
6192 | * | |
6193 | * Only when a remote device provides an identity address | |
6194 | * make sure the signature resolving key is stored. So allow | |
6195 | * static random and public addresses here. | |
6196 | */ | |
6197 | if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && | |
6198 | (csrk->bdaddr.b[5] & 0xc0) != 0xc0) | |
6199 | ev.store_hint = 0x00; | |
6200 | else | |
53ac6ab6 | 6201 | ev.store_hint = persistent; |
7ee4ea36 MH |
6202 | |
6203 | bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); | |
6204 | ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); | |
6205 | ev.key.master = csrk->master; | |
6206 | memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); | |
6207 | ||
6208 | mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); | |
6209 | } | |
6210 | ||
ffb5a827 | 6211 | void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, |
f4869e2a JH |
6212 | u8 bdaddr_type, u8 store_hint, u16 min_interval, |
6213 | u16 max_interval, u16 latency, u16 timeout) | |
ffb5a827 AG |
6214 | { |
6215 | struct mgmt_ev_new_conn_param ev; | |
6216 | ||
c103aea6 JH |
6217 | if (!hci_is_identity_address(bdaddr, bdaddr_type)) |
6218 | return; | |
6219 | ||
ffb5a827 AG |
6220 | memset(&ev, 0, sizeof(ev)); |
6221 | bacpy(&ev.addr.bdaddr, bdaddr); | |
6222 | ev.addr.type = link_to_bdaddr(LE_LINK, bdaddr_type); | |
f4869e2a | 6223 | ev.store_hint = store_hint; |
ffb5a827 AG |
6224 | ev.min_interval = cpu_to_le16(min_interval); |
6225 | ev.max_interval = cpu_to_le16(max_interval); | |
6226 | ev.latency = cpu_to_le16(latency); | |
6227 | ev.timeout = cpu_to_le16(timeout); | |
6228 | ||
6229 | mgmt_event(MGMT_EV_NEW_CONN_PARAM, hdev, &ev, sizeof(ev), NULL); | |
6230 | } | |
6231 | ||
94933991 MH |
6232 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
6233 | u8 data_len) | |
6234 | { | |
6235 | eir[eir_len++] = sizeof(type) + data_len; | |
6236 | eir[eir_len++] = type; | |
6237 | memcpy(&eir[eir_len], data, data_len); | |
6238 | eir_len += data_len; | |
6239 | ||
6240 | return eir_len; | |
6241 | } | |
6242 | ||
48ec92fa AA |
6243 | void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, |
6244 | u32 flags, u8 *name, u8 name_len) | |
f7520543 | 6245 | { |
b644ba33 JH |
6246 | char buf[512]; |
6247 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
6248 | u16 eir_len = 0; | |
f7520543 | 6249 | |
48ec92fa AA |
6250 | bacpy(&ev->addr.bdaddr, &conn->dst); |
6251 | ev->addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
f7520543 | 6252 | |
c95f0ba7 | 6253 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 6254 | |
fd45ada9 AA |
6255 | /* We must ensure that the EIR Data fields are ordered and |
6256 | * unique. Keep it simple for now and avoid the problem by not | |
6257 | * adding any BR/EDR data to the LE adv. | |
6258 | */ | |
6259 | if (conn->le_adv_data_len > 0) { | |
6260 | memcpy(&ev->eir[eir_len], | |
6261 | conn->le_adv_data, conn->le_adv_data_len); | |
6262 | eir_len = conn->le_adv_data_len; | |
6263 | } else { | |
6264 | if (name_len > 0) | |
6265 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
6266 | name, name_len); | |
b644ba33 | 6267 | |
ddbea5cf | 6268 | if (memcmp(conn->dev_class, "\0\0\0", 3) != 0) |
fd45ada9 AA |
6269 | eir_len = eir_append_data(ev->eir, eir_len, |
6270 | EIR_CLASS_OF_DEV, | |
6271 | conn->dev_class, 3); | |
6272 | } | |
b644ba33 | 6273 | |
eb55ef07 | 6274 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 6275 | |
ecd90ae7 MH |
6276 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
6277 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
6278 | } |
6279 | ||
8962ee74 JH |
6280 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
6281 | { | |
c68fb7ff | 6282 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 6283 | struct sock **sk = data; |
a38528f1 | 6284 | struct mgmt_rp_disconnect rp; |
8962ee74 | 6285 | |
88c3df13 JH |
6286 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
6287 | rp.addr.type = cp->addr.type; | |
8962ee74 | 6288 | |
aee9b218 | 6289 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp, |
04124681 | 6290 | sizeof(rp)); |
8962ee74 JH |
6291 | |
6292 | *sk = cmd->sk; | |
6293 | sock_hold(*sk); | |
6294 | ||
a664b5bc | 6295 | mgmt_pending_remove(cmd); |
8962ee74 JH |
6296 | } |
6297 | ||
124f6e35 | 6298 | static void unpair_device_rsp(struct pending_cmd *cmd, void *data) |
a8a1d19e | 6299 | { |
b1078ad0 | 6300 | struct hci_dev *hdev = data; |
124f6e35 JH |
6301 | struct mgmt_cp_unpair_device *cp = cmd->param; |
6302 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
6303 | |
6304 | memset(&rp, 0, sizeof(rp)); | |
124f6e35 JH |
6305 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
6306 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 6307 | |
b1078ad0 JH |
6308 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
6309 | ||
aee9b218 | 6310 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp)); |
a8a1d19e JH |
6311 | |
6312 | mgmt_pending_remove(cmd); | |
6313 | } | |
6314 | ||
84c61d92 JH |
6315 | bool mgmt_powering_down(struct hci_dev *hdev) |
6316 | { | |
6317 | struct pending_cmd *cmd; | |
6318 | struct mgmt_mode *cp; | |
6319 | ||
6320 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
6321 | if (!cmd) | |
6322 | return false; | |
6323 | ||
6324 | cp = cmd->param; | |
6325 | if (!cp->val) | |
6326 | return true; | |
6327 | ||
6328 | return false; | |
6329 | } | |
6330 | ||
9b80ec5e | 6331 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
6332 | u8 link_type, u8 addr_type, u8 reason, |
6333 | bool mgmt_connected) | |
f7520543 | 6334 | { |
f0d6a0ea | 6335 | struct mgmt_ev_device_disconnected ev; |
8962ee74 | 6336 | struct sock *sk = NULL; |
8962ee74 | 6337 | |
84c61d92 JH |
6338 | /* The connection is still in hci_conn_hash so test for 1 |
6339 | * instead of 0 to know if this is the last one. | |
6340 | */ | |
6341 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { | |
6342 | cancel_delayed_work(&hdev->power_off); | |
6343 | queue_work(hdev->req_workqueue, &hdev->power_off.work); | |
8b064a3a JH |
6344 | } |
6345 | ||
12d4a3b2 JH |
6346 | if (!mgmt_connected) |
6347 | return; | |
6348 | ||
57eb776f AG |
6349 | if (link_type != ACL_LINK && link_type != LE_LINK) |
6350 | return; | |
6351 | ||
744cf19e | 6352 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 6353 | |
f0d6a0ea MA |
6354 | bacpy(&ev.addr.bdaddr, bdaddr); |
6355 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
6356 | ev.reason = reason; | |
f7520543 | 6357 | |
9b80ec5e | 6358 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
6359 | |
6360 | if (sk) | |
d97dcb66 | 6361 | sock_put(sk); |
8962ee74 | 6362 | |
124f6e35 | 6363 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 6364 | hdev); |
8962ee74 JH |
6365 | } |
6366 | ||
7892924c MH |
6367 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6368 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 6369 | { |
3655bba8 AG |
6370 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
6371 | struct mgmt_cp_disconnect *cp; | |
88c3df13 | 6372 | struct mgmt_rp_disconnect rp; |
8962ee74 | 6373 | struct pending_cmd *cmd; |
8962ee74 | 6374 | |
36a75f1b JD |
6375 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
6376 | hdev); | |
6377 | ||
2e58ef3e | 6378 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 6379 | if (!cmd) |
7892924c | 6380 | return; |
8962ee74 | 6381 | |
3655bba8 AG |
6382 | cp = cmd->param; |
6383 | ||
6384 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
6385 | return; | |
6386 | ||
6387 | if (cp->addr.type != bdaddr_type) | |
6388 | return; | |
6389 | ||
88c3df13 | 6390 | bacpy(&rp.addr.bdaddr, bdaddr); |
3655bba8 | 6391 | rp.addr.type = bdaddr_type; |
37d9ef76 | 6392 | |
7892924c MH |
6393 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, |
6394 | mgmt_status(status), &rp, sizeof(rp)); | |
8962ee74 | 6395 | |
a664b5bc | 6396 | mgmt_pending_remove(cmd); |
f7520543 | 6397 | } |
17d5c04c | 6398 | |
445608d0 MH |
6399 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6400 | u8 addr_type, u8 status) | |
17d5c04c JH |
6401 | { |
6402 | struct mgmt_ev_connect_failed ev; | |
c9910d0f | 6403 | |
84c61d92 JH |
6404 | /* The connection is still in hci_conn_hash so test for 1 |
6405 | * instead of 0 to know if this is the last one. | |
6406 | */ | |
6407 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { | |
6408 | cancel_delayed_work(&hdev->power_off); | |
6409 | queue_work(hdev->req_workqueue, &hdev->power_off.work); | |
c9910d0f | 6410 | } |
17d5c04c | 6411 | |
4c659c39 | 6412 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6413 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 6414 | ev.status = mgmt_status(status); |
17d5c04c | 6415 | |
445608d0 | 6416 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 6417 | } |
980e1a53 | 6418 | |
ce0e4a0d | 6419 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
6420 | { |
6421 | struct mgmt_ev_pin_code_request ev; | |
6422 | ||
d8457698 | 6423 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 6424 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 6425 | ev.secure = secure; |
980e1a53 | 6426 | |
ce0e4a0d | 6427 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
6428 | } |
6429 | ||
e669cf80 MH |
6430 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6431 | u8 status) | |
980e1a53 JH |
6432 | { |
6433 | struct pending_cmd *cmd; | |
ac56fb13 | 6434 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 6435 | |
2e58ef3e | 6436 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 6437 | if (!cmd) |
e669cf80 | 6438 | return; |
980e1a53 | 6439 | |
d8457698 | 6440 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 6441 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 6442 | |
e669cf80 MH |
6443 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
6444 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 6445 | |
a664b5bc | 6446 | mgmt_pending_remove(cmd); |
980e1a53 JH |
6447 | } |
6448 | ||
3eb38528 MH |
6449 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6450 | u8 status) | |
980e1a53 JH |
6451 | { |
6452 | struct pending_cmd *cmd; | |
ac56fb13 | 6453 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 6454 | |
2e58ef3e | 6455 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 6456 | if (!cmd) |
3eb38528 | 6457 | return; |
980e1a53 | 6458 | |
d8457698 | 6459 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 6460 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 6461 | |
3eb38528 MH |
6462 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
6463 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 6464 | |
a664b5bc | 6465 | mgmt_pending_remove(cmd); |
980e1a53 | 6466 | } |
a5c29683 | 6467 | |
744cf19e | 6468 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 6469 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 6470 | u8 confirm_hint) |
a5c29683 JH |
6471 | { |
6472 | struct mgmt_ev_user_confirm_request ev; | |
6473 | ||
744cf19e | 6474 | BT_DBG("%s", hdev->name); |
a5c29683 | 6475 | |
272d90df | 6476 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6477 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 6478 | ev.confirm_hint = confirm_hint; |
39adbffe | 6479 | ev.value = cpu_to_le32(value); |
a5c29683 | 6480 | |
744cf19e | 6481 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 6482 | NULL); |
a5c29683 JH |
6483 | } |
6484 | ||
272d90df | 6485 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 6486 | u8 link_type, u8 addr_type) |
604086b7 BG |
6487 | { |
6488 | struct mgmt_ev_user_passkey_request ev; | |
6489 | ||
6490 | BT_DBG("%s", hdev->name); | |
6491 | ||
272d90df | 6492 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6493 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
6494 | |
6495 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 6496 | NULL); |
604086b7 BG |
6497 | } |
6498 | ||
0df4c185 | 6499 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
6500 | u8 link_type, u8 addr_type, u8 status, |
6501 | u8 opcode) | |
a5c29683 JH |
6502 | { |
6503 | struct pending_cmd *cmd; | |
6504 | struct mgmt_rp_user_confirm_reply rp; | |
6505 | int err; | |
6506 | ||
2e58ef3e | 6507 | cmd = mgmt_pending_find(opcode, hdev); |
a5c29683 JH |
6508 | if (!cmd) |
6509 | return -ENOENT; | |
6510 | ||
272d90df | 6511 | bacpy(&rp.addr.bdaddr, bdaddr); |
57c1477c | 6512 | rp.addr.type = link_to_bdaddr(link_type, addr_type); |
aee9b218 | 6513 | err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status), |
04124681 | 6514 | &rp, sizeof(rp)); |
a5c29683 | 6515 | |
a664b5bc | 6516 | mgmt_pending_remove(cmd); |
a5c29683 JH |
6517 | |
6518 | return err; | |
6519 | } | |
6520 | ||
744cf19e | 6521 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6522 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 6523 | { |
272d90df | 6524 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 6525 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
6526 | } |
6527 | ||
272d90df | 6528 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6529 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 6530 | { |
272d90df | 6531 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
6532 | status, |
6533 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 6534 | } |
2a611692 | 6535 | |
604086b7 | 6536 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6537 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 6538 | { |
272d90df | 6539 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 6540 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
6541 | } |
6542 | ||
272d90df | 6543 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6544 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 6545 | { |
272d90df | 6546 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
6547 | status, |
6548 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
6549 | } |
6550 | ||
92a25256 JH |
6551 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6552 | u8 link_type, u8 addr_type, u32 passkey, | |
6553 | u8 entered) | |
6554 | { | |
6555 | struct mgmt_ev_passkey_notify ev; | |
6556 | ||
6557 | BT_DBG("%s", hdev->name); | |
6558 | ||
6559 | bacpy(&ev.addr.bdaddr, bdaddr); | |
6560 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
6561 | ev.passkey = __cpu_to_le32(passkey); | |
6562 | ev.entered = entered; | |
6563 | ||
6564 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
6565 | } | |
6566 | ||
e1e930f5 | 6567 | void mgmt_auth_failed(struct hci_conn *conn, u8 hci_status) |
2a611692 JH |
6568 | { |
6569 | struct mgmt_ev_auth_failed ev; | |
e1e930f5 JH |
6570 | struct pending_cmd *cmd; |
6571 | u8 status = mgmt_status(hci_status); | |
2a611692 | 6572 | |
e1e930f5 JH |
6573 | bacpy(&ev.addr.bdaddr, &conn->dst); |
6574 | ev.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
6575 | ev.status = status; | |
2a611692 | 6576 | |
e1e930f5 JH |
6577 | cmd = find_pairing(conn); |
6578 | ||
6579 | mgmt_event(MGMT_EV_AUTH_FAILED, conn->hdev, &ev, sizeof(ev), | |
6580 | cmd ? cmd->sk : NULL); | |
6581 | ||
6582 | if (cmd) | |
6583 | pairing_complete(cmd, status); | |
2a611692 | 6584 | } |
b312b161 | 6585 | |
464996ae | 6586 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
6587 | { |
6588 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 6589 | bool changed; |
33ef95ed JH |
6590 | |
6591 | if (status) { | |
6592 | u8 mgmt_err = mgmt_status(status); | |
6593 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 6594 | cmd_status_rsp, &mgmt_err); |
464996ae | 6595 | return; |
33ef95ed JH |
6596 | } |
6597 | ||
464996ae MH |
6598 | if (test_bit(HCI_AUTH, &hdev->flags)) |
6599 | changed = !test_and_set_bit(HCI_LINK_SECURITY, | |
6600 | &hdev->dev_flags); | |
6601 | else | |
6602 | changed = test_and_clear_bit(HCI_LINK_SECURITY, | |
6603 | &hdev->dev_flags); | |
47990ea0 | 6604 | |
33ef95ed | 6605 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 6606 | &match); |
33ef95ed | 6607 | |
47990ea0 | 6608 | if (changed) |
464996ae | 6609 | new_settings(hdev, match.sk); |
33ef95ed JH |
6610 | |
6611 | if (match.sk) | |
6612 | sock_put(match.sk); | |
33ef95ed JH |
6613 | } |
6614 | ||
890ea898 | 6615 | static void clear_eir(struct hci_request *req) |
cacaf52f | 6616 | { |
890ea898 | 6617 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
6618 | struct hci_cp_write_eir cp; |
6619 | ||
976eb20e | 6620 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 6621 | return; |
cacaf52f | 6622 | |
c80da27e JH |
6623 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
6624 | ||
cacaf52f JH |
6625 | memset(&cp, 0, sizeof(cp)); |
6626 | ||
890ea898 | 6627 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
6628 | } |
6629 | ||
3e248560 | 6630 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
6631 | { |
6632 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 6633 | struct hci_request req; |
c0ecddc2 | 6634 | bool changed = false; |
ed2c4ee3 JH |
6635 | |
6636 | if (status) { | |
6637 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 JH |
6638 | |
6639 | if (enable && test_and_clear_bit(HCI_SSP_ENABLED, | |
9ecb3e24 MH |
6640 | &hdev->dev_flags)) { |
6641 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
3e248560 | 6642 | new_settings(hdev, NULL); |
9ecb3e24 | 6643 | } |
c0ecddc2 | 6644 | |
04124681 GP |
6645 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
6646 | &mgmt_err); | |
3e248560 | 6647 | return; |
c0ecddc2 JH |
6648 | } |
6649 | ||
6650 | if (enable) { | |
9ecb3e24 | 6651 | changed = !test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
c0ecddc2 | 6652 | } else { |
9ecb3e24 MH |
6653 | changed = test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
6654 | if (!changed) | |
6655 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
6656 | &hdev->dev_flags); | |
6657 | else | |
6658 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
ed2c4ee3 JH |
6659 | } |
6660 | ||
6661 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
6662 | ||
c0ecddc2 | 6663 | if (changed) |
3e248560 | 6664 | new_settings(hdev, match.sk); |
ed2c4ee3 | 6665 | |
5fc6ebb1 | 6666 | if (match.sk) |
ed2c4ee3 JH |
6667 | sock_put(match.sk); |
6668 | ||
890ea898 JH |
6669 | hci_req_init(&req, hdev); |
6670 | ||
3769972b JH |
6671 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
6672 | if (test_bit(HCI_USE_DEBUG_KEYS, &hdev->dev_flags)) | |
6673 | hci_req_add(&req, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
6674 | sizeof(enable), &enable); | |
890ea898 | 6675 | update_eir(&req); |
3769972b | 6676 | } else { |
890ea898 | 6677 | clear_eir(&req); |
3769972b | 6678 | } |
890ea898 JH |
6679 | |
6680 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
6681 | } |
6682 | ||
eac83dc6 MH |
6683 | void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
6684 | { | |
6685 | struct cmd_lookup match = { NULL, hdev }; | |
6686 | bool changed = false; | |
6687 | ||
6688 | if (status) { | |
6689 | u8 mgmt_err = mgmt_status(status); | |
6690 | ||
0ab04a9c MH |
6691 | if (enable) { |
6692 | if (test_and_clear_bit(HCI_SC_ENABLED, | |
6693 | &hdev->dev_flags)) | |
6694 | new_settings(hdev, NULL); | |
6695 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
6696 | } | |
eac83dc6 MH |
6697 | |
6698 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
6699 | cmd_status_rsp, &mgmt_err); | |
6700 | return; | |
6701 | } | |
6702 | ||
0ab04a9c | 6703 | if (enable) { |
eac83dc6 | 6704 | changed = !test_and_set_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c | 6705 | } else { |
eac83dc6 | 6706 | changed = test_and_clear_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c MH |
6707 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
6708 | } | |
eac83dc6 MH |
6709 | |
6710 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
6711 | settings_rsp, &match); | |
6712 | ||
6713 | if (changed) | |
6714 | new_settings(hdev, match.sk); | |
6715 | ||
6716 | if (match.sk) | |
6717 | sock_put(match.sk); | |
6718 | } | |
6719 | ||
92da6097 | 6720 | static void sk_lookup(struct pending_cmd *cmd, void *data) |
90e70454 JH |
6721 | { |
6722 | struct cmd_lookup *match = data; | |
6723 | ||
90e70454 JH |
6724 | if (match->sk == NULL) { |
6725 | match->sk = cmd->sk; | |
6726 | sock_hold(match->sk); | |
6727 | } | |
90e70454 JH |
6728 | } |
6729 | ||
4e1b0245 MH |
6730 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
6731 | u8 status) | |
7f9a903c | 6732 | { |
90e70454 | 6733 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 6734 | |
92da6097 JH |
6735 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
6736 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
6737 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
6738 | |
6739 | if (!status) | |
4e1b0245 MH |
6740 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, 3, |
6741 | NULL); | |
90e70454 JH |
6742 | |
6743 | if (match.sk) | |
6744 | sock_put(match.sk); | |
7f9a903c MH |
6745 | } |
6746 | ||
7667da34 | 6747 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 6748 | { |
b312b161 | 6749 | struct mgmt_cp_set_local_name ev; |
13928971 | 6750 | struct pending_cmd *cmd; |
28cc7bde | 6751 | |
13928971 | 6752 | if (status) |
7667da34 | 6753 | return; |
b312b161 JH |
6754 | |
6755 | memset(&ev, 0, sizeof(ev)); | |
6756 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 6757 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 6758 | |
2e58ef3e | 6759 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
6760 | if (!cmd) { |
6761 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 6762 | |
13928971 JH |
6763 | /* If this is a HCI command related to powering on the |
6764 | * HCI dev don't send any mgmt signals. | |
6765 | */ | |
6766 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
7667da34 | 6767 | return; |
890ea898 | 6768 | } |
b312b161 | 6769 | |
7667da34 MH |
6770 | mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
6771 | cmd ? cmd->sk : NULL); | |
b312b161 | 6772 | } |
c35938b2 | 6773 | |
4d2d2796 | 6774 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
38da1703 JH |
6775 | u8 *rand192, u8 *hash256, u8 *rand256, |
6776 | u8 status) | |
c35938b2 SJ |
6777 | { |
6778 | struct pending_cmd *cmd; | |
c35938b2 | 6779 | |
744cf19e | 6780 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 6781 | |
2e58ef3e | 6782 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 | 6783 | if (!cmd) |
3edaf092 | 6784 | return; |
c35938b2 SJ |
6785 | |
6786 | if (status) { | |
3edaf092 MH |
6787 | cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
6788 | mgmt_status(status)); | |
c35938b2 | 6789 | } else { |
710f11c0 | 6790 | if (bredr_sc_enabled(hdev) && hash256 && rand256) { |
4d2d2796 MH |
6791 | struct mgmt_rp_read_local_oob_ext_data rp; |
6792 | ||
6793 | memcpy(rp.hash192, hash192, sizeof(rp.hash192)); | |
38da1703 | 6794 | memcpy(rp.rand192, rand192, sizeof(rp.rand192)); |
c35938b2 | 6795 | |
4d2d2796 | 6796 | memcpy(rp.hash256, hash256, sizeof(rp.hash256)); |
38da1703 | 6797 | memcpy(rp.rand256, rand256, sizeof(rp.rand256)); |
c35938b2 | 6798 | |
4d2d2796 MH |
6799 | cmd_complete(cmd->sk, hdev->id, |
6800 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
6801 | &rp, sizeof(rp)); | |
6802 | } else { | |
6803 | struct mgmt_rp_read_local_oob_data rp; | |
6804 | ||
6805 | memcpy(rp.hash, hash192, sizeof(rp.hash)); | |
38da1703 | 6806 | memcpy(rp.rand, rand192, sizeof(rp.rand)); |
4d2d2796 MH |
6807 | |
6808 | cmd_complete(cmd->sk, hdev->id, | |
6809 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
6810 | &rp, sizeof(rp)); | |
6811 | } | |
c35938b2 SJ |
6812 | } |
6813 | ||
6814 | mgmt_pending_remove(cmd); | |
c35938b2 | 6815 | } |
e17acd40 | 6816 | |
901801b9 | 6817 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
af58925c MH |
6818 | u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, |
6819 | u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) | |
e17acd40 | 6820 | { |
e319d2e7 JH |
6821 | char buf[512]; |
6822 | struct mgmt_ev_device_found *ev = (void *) buf; | |
1dc06093 | 6823 | size_t ev_size; |
e17acd40 | 6824 | |
75ce208c JH |
6825 | /* Don't send events for a non-kernel initiated discovery. With |
6826 | * LE one exception is if we have pend_le_reports > 0 in which | |
6827 | * case we're doing passive scanning and want these events. | |
6828 | */ | |
6829 | if (!hci_discovery_active(hdev)) { | |
6830 | if (link_type == ACL_LINK) | |
6831 | return; | |
66f8455a | 6832 | if (link_type == LE_LINK && list_empty(&hdev->pend_le_reports)) |
75ce208c JH |
6833 | return; |
6834 | } | |
12602d0c | 6835 | |
5d2e9fad JH |
6836 | /* Make sure that the buffer is big enough. The 5 extra bytes |
6837 | * are for the potential CoD field. | |
6838 | */ | |
6839 | if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) | |
901801b9 | 6840 | return; |
7d262f86 | 6841 | |
1dc06093 JH |
6842 | memset(buf, 0, sizeof(buf)); |
6843 | ||
841c5644 JH |
6844 | bacpy(&ev->addr.bdaddr, bdaddr); |
6845 | ev->addr.type = link_to_bdaddr(link_type, addr_type); | |
e319d2e7 | 6846 | ev->rssi = rssi; |
af58925c | 6847 | ev->flags = cpu_to_le32(flags); |
e17acd40 | 6848 | |
1dc06093 | 6849 | if (eir_len > 0) |
e319d2e7 | 6850 | memcpy(ev->eir, eir, eir_len); |
e17acd40 | 6851 | |
1dc06093 JH |
6852 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
6853 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
04124681 | 6854 | dev_class, 3); |
1dc06093 | 6855 | |
5d2e9fad JH |
6856 | if (scan_rsp_len > 0) |
6857 | memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); | |
6858 | ||
6859 | ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); | |
6860 | ev_size = sizeof(*ev) + eir_len + scan_rsp_len; | |
f8523598 | 6861 | |
901801b9 | 6862 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 6863 | } |
a88a9652 | 6864 | |
9cf12aee MH |
6865 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6866 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 6867 | { |
b644ba33 JH |
6868 | struct mgmt_ev_device_found *ev; |
6869 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
6870 | u16 eir_len; | |
a88a9652 | 6871 | |
b644ba33 | 6872 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 6873 | |
b644ba33 JH |
6874 | memset(buf, 0, sizeof(buf)); |
6875 | ||
6876 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 6877 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
6878 | ev->rssi = rssi; |
6879 | ||
6880 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 6881 | name_len); |
b644ba33 | 6882 | |
eb55ef07 | 6883 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 6884 | |
9cf12aee | 6885 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 6886 | } |
314b2381 | 6887 | |
2f1e063b | 6888 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 6889 | { |
f963e8e9 | 6890 | struct mgmt_ev_discovering ev; |
164a6e78 | 6891 | |
343fb145 AG |
6892 | BT_DBG("%s discovering %u", hdev->name, discovering); |
6893 | ||
f963e8e9 JH |
6894 | memset(&ev, 0, sizeof(ev)); |
6895 | ev.type = hdev->discovery.type; | |
6896 | ev.discovering = discovering; | |
6897 | ||
2f1e063b | 6898 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 6899 | } |
5e762444 | 6900 | |
5976e608 MH |
6901 | static void adv_enable_complete(struct hci_dev *hdev, u8 status) |
6902 | { | |
6903 | BT_DBG("%s status %u", hdev->name, status); | |
5976e608 MH |
6904 | } |
6905 | ||
6906 | void mgmt_reenable_advertising(struct hci_dev *hdev) | |
6907 | { | |
6908 | struct hci_request req; | |
6909 | ||
5976e608 MH |
6910 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
6911 | return; | |
6912 | ||
6913 | hci_req_init(&req, hdev); | |
6914 | enable_advertising(&req); | |
0ec5ae84 | 6915 | hci_req_run(&req, adv_enable_complete); |
5976e608 | 6916 | } |