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Commit | Line | Data |
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0381101f JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
ea585ab5 | 3 | |
0381101f | 4 | Copyright (C) 2010 Nokia Corporation |
ea585ab5 | 5 | Copyright (C) 2011-2012 Intel Corporation |
0381101f JH |
6 | |
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License version 2 as | |
9 | published by the Free Software Foundation; | |
10 | ||
11 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
12 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
13 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
14 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
15 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
16 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
17 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
19 | ||
20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
22 | SOFTWARE IS DISCLAIMED. | |
23 | */ | |
24 | ||
25 | /* Bluetooth HCI Management interface */ | |
26 | ||
3a9a231d | 27 | #include <linux/module.h> |
0381101f JH |
28 | #include <asm/unaligned.h> |
29 | ||
30 | #include <net/bluetooth/bluetooth.h> | |
31 | #include <net/bluetooth/hci_core.h> | |
4bc58f51 | 32 | #include <net/bluetooth/l2cap.h> |
0381101f | 33 | #include <net/bluetooth/mgmt.h> |
ac4b7236 MH |
34 | |
35 | #include "smp.h" | |
0381101f | 36 | |
2da9c55c | 37 | #define MGMT_VERSION 1 |
730f091b | 38 | #define MGMT_REVISION 7 |
02d98129 | 39 | |
e70bb2e8 JH |
40 | static const u16 mgmt_commands[] = { |
41 | MGMT_OP_READ_INDEX_LIST, | |
42 | MGMT_OP_READ_INFO, | |
43 | MGMT_OP_SET_POWERED, | |
44 | MGMT_OP_SET_DISCOVERABLE, | |
45 | MGMT_OP_SET_CONNECTABLE, | |
46 | MGMT_OP_SET_FAST_CONNECTABLE, | |
47 | MGMT_OP_SET_PAIRABLE, | |
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, |
e70bb2e8 JH |
94 | }; |
95 | ||
96 | static const u16 mgmt_events[] = { | |
97 | MGMT_EV_CONTROLLER_ERROR, | |
98 | MGMT_EV_INDEX_ADDED, | |
99 | MGMT_EV_INDEX_REMOVED, | |
100 | MGMT_EV_NEW_SETTINGS, | |
101 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
102 | MGMT_EV_LOCAL_NAME_CHANGED, | |
103 | MGMT_EV_NEW_LINK_KEY, | |
104 | MGMT_EV_NEW_LONG_TERM_KEY, | |
105 | MGMT_EV_DEVICE_CONNECTED, | |
106 | MGMT_EV_DEVICE_DISCONNECTED, | |
107 | MGMT_EV_CONNECT_FAILED, | |
108 | MGMT_EV_PIN_CODE_REQUEST, | |
109 | MGMT_EV_USER_CONFIRM_REQUEST, | |
110 | MGMT_EV_USER_PASSKEY_REQUEST, | |
111 | MGMT_EV_AUTH_FAILED, | |
112 | MGMT_EV_DEVICE_FOUND, | |
113 | MGMT_EV_DISCOVERING, | |
114 | MGMT_EV_DEVICE_BLOCKED, | |
115 | MGMT_EV_DEVICE_UNBLOCKED, | |
116 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 117 | MGMT_EV_PASSKEY_NOTIFY, |
1b60ef21 | 118 | MGMT_EV_NEW_IRK, |
7ee4ea36 | 119 | MGMT_EV_NEW_CSRK, |
8afef092 MH |
120 | MGMT_EV_DEVICE_ADDED, |
121 | MGMT_EV_DEVICE_REMOVED, | |
ffb5a827 | 122 | MGMT_EV_NEW_CONN_PARAM, |
0602a8ad | 123 | MGMT_EV_UNCONF_INDEX_ADDED, |
edd3896b | 124 | MGMT_EV_UNCONF_INDEX_REMOVED, |
e70bb2e8 JH |
125 | }; |
126 | ||
17b02e62 | 127 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 128 | |
4b34ee78 JH |
129 | #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ |
130 | !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) | |
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 | ||
4e51eae9 | 214 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
215 | { |
216 | struct sk_buff *skb; | |
217 | struct mgmt_hdr *hdr; | |
218 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 219 | int err; |
f7b64e69 | 220 | |
34eb525c | 221 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 | 222 | |
790eff44 | 223 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_KERNEL); |
f7b64e69 JH |
224 | if (!skb) |
225 | return -ENOMEM; | |
226 | ||
227 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
228 | ||
dcf4adbf | 229 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); |
4e51eae9 | 230 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
231 | hdr->len = cpu_to_le16(sizeof(*ev)); |
232 | ||
233 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
234 | ev->status = status; | |
eb55ef07 | 235 | ev->opcode = cpu_to_le16(cmd); |
f7b64e69 | 236 | |
56b7d137 GP |
237 | err = sock_queue_rcv_skb(sk, skb); |
238 | if (err < 0) | |
f7b64e69 JH |
239 | kfree_skb(skb); |
240 | ||
56b7d137 | 241 | return err; |
f7b64e69 JH |
242 | } |
243 | ||
aee9b218 | 244 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status, |
04124681 | 245 | void *rp, size_t rp_len) |
02d98129 JH |
246 | { |
247 | struct sk_buff *skb; | |
248 | struct mgmt_hdr *hdr; | |
249 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 250 | int err; |
02d98129 JH |
251 | |
252 | BT_DBG("sock %p", sk); | |
253 | ||
790eff44 | 254 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_KERNEL); |
02d98129 JH |
255 | if (!skb) |
256 | return -ENOMEM; | |
257 | ||
258 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 259 | |
dcf4adbf | 260 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 261 | hdr->index = cpu_to_le16(index); |
a38528f1 | 262 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 263 | |
a38528f1 | 264 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
eb55ef07 | 265 | ev->opcode = cpu_to_le16(cmd); |
aee9b218 | 266 | ev->status = status; |
8020c16a SJ |
267 | |
268 | if (rp) | |
269 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 270 | |
56b7d137 GP |
271 | err = sock_queue_rcv_skb(sk, skb); |
272 | if (err < 0) | |
02d98129 JH |
273 | kfree_skb(skb); |
274 | ||
e5f0e151 | 275 | return err; |
02d98129 JH |
276 | } |
277 | ||
04124681 GP |
278 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
279 | u16 data_len) | |
a38528f1 JH |
280 | { |
281 | struct mgmt_rp_read_version rp; | |
282 | ||
283 | BT_DBG("sock %p", sk); | |
284 | ||
285 | rp.version = MGMT_VERSION; | |
dcf4adbf | 286 | rp.revision = cpu_to_le16(MGMT_REVISION); |
a38528f1 | 287 | |
aee9b218 | 288 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp, |
04124681 | 289 | sizeof(rp)); |
a38528f1 JH |
290 | } |
291 | ||
04124681 GP |
292 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
293 | u16 data_len) | |
e70bb2e8 JH |
294 | { |
295 | struct mgmt_rp_read_commands *rp; | |
eb55ef07 MH |
296 | const u16 num_commands = ARRAY_SIZE(mgmt_commands); |
297 | const u16 num_events = ARRAY_SIZE(mgmt_events); | |
2e3c35ea | 298 | __le16 *opcode; |
e70bb2e8 JH |
299 | size_t rp_size; |
300 | int i, err; | |
301 | ||
302 | BT_DBG("sock %p", sk); | |
303 | ||
304 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); | |
305 | ||
306 | rp = kmalloc(rp_size, GFP_KERNEL); | |
307 | if (!rp) | |
308 | return -ENOMEM; | |
309 | ||
dcf4adbf JP |
310 | rp->num_commands = cpu_to_le16(num_commands); |
311 | rp->num_events = cpu_to_le16(num_events); | |
e70bb2e8 JH |
312 | |
313 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) | |
314 | put_unaligned_le16(mgmt_commands[i], opcode); | |
315 | ||
316 | for (i = 0; i < num_events; i++, opcode++) | |
317 | put_unaligned_le16(mgmt_events[i], opcode); | |
318 | ||
aee9b218 | 319 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp, |
04124681 | 320 | rp_size); |
e70bb2e8 JH |
321 | kfree(rp); |
322 | ||
323 | return err; | |
324 | } | |
325 | ||
04124681 GP |
326 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
327 | u16 data_len) | |
faba42eb | 328 | { |
faba42eb | 329 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 330 | struct hci_dev *d; |
a38528f1 | 331 | size_t rp_len; |
faba42eb | 332 | u16 count; |
476e44cb | 333 | int err; |
faba42eb JH |
334 | |
335 | BT_DBG("sock %p", sk); | |
336 | ||
337 | read_lock(&hci_dev_list_lock); | |
338 | ||
339 | count = 0; | |
bb4b2a9a | 340 | list_for_each_entry(d, &hci_dev_list, list) { |
73d1df2a MH |
341 | if (d->dev_type == HCI_BREDR && |
342 | !test_bit(HCI_UNCONFIGURED, &d->dev_flags)) | |
1514b892 | 343 | count++; |
faba42eb JH |
344 | } |
345 | ||
a38528f1 JH |
346 | rp_len = sizeof(*rp) + (2 * count); |
347 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
348 | if (!rp) { | |
b2c60d42 | 349 | read_unlock(&hci_dev_list_lock); |
faba42eb | 350 | return -ENOMEM; |
b2c60d42 | 351 | } |
faba42eb | 352 | |
476e44cb | 353 | count = 0; |
8035ded4 | 354 | list_for_each_entry(d, &hci_dev_list, list) { |
73d1df2a MH |
355 | if (test_bit(HCI_SETUP, &d->dev_flags) || |
356 | test_bit(HCI_USER_CHANNEL, &d->dev_flags)) | |
ab81cbf9 JH |
357 | continue; |
358 | ||
73d1df2a MH |
359 | /* Devices marked as raw-only are neither configured |
360 | * nor unconfigured controllers. | |
361 | */ | |
362 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
fee746b0 MH |
363 | continue; |
364 | ||
73d1df2a MH |
365 | if (d->dev_type == HCI_BREDR && |
366 | !test_bit(HCI_UNCONFIGURED, &d->dev_flags)) { | |
1514b892 MH |
367 | rp->index[count++] = cpu_to_le16(d->id); |
368 | BT_DBG("Added hci%u", d->id); | |
369 | } | |
faba42eb JH |
370 | } |
371 | ||
476e44cb JH |
372 | rp->num_controllers = cpu_to_le16(count); |
373 | rp_len = sizeof(*rp) + (2 * count); | |
374 | ||
faba42eb JH |
375 | read_unlock(&hci_dev_list_lock); |
376 | ||
aee9b218 | 377 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, |
04124681 | 378 | rp_len); |
faba42eb | 379 | |
a38528f1 JH |
380 | kfree(rp); |
381 | ||
382 | return err; | |
faba42eb JH |
383 | } |
384 | ||
73d1df2a MH |
385 | static int read_unconf_index_list(struct sock *sk, struct hci_dev *hdev, |
386 | void *data, u16 data_len) | |
387 | { | |
388 | struct mgmt_rp_read_unconf_index_list *rp; | |
389 | struct hci_dev *d; | |
390 | size_t rp_len; | |
391 | u16 count; | |
392 | int err; | |
393 | ||
394 | BT_DBG("sock %p", sk); | |
395 | ||
396 | read_lock(&hci_dev_list_lock); | |
397 | ||
398 | count = 0; | |
399 | list_for_each_entry(d, &hci_dev_list, list) { | |
400 | if (d->dev_type == HCI_BREDR && | |
401 | test_bit(HCI_UNCONFIGURED, &d->dev_flags)) | |
402 | count++; | |
403 | } | |
404 | ||
405 | rp_len = sizeof(*rp) + (2 * count); | |
406 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
407 | if (!rp) { | |
408 | read_unlock(&hci_dev_list_lock); | |
409 | return -ENOMEM; | |
410 | } | |
411 | ||
412 | count = 0; | |
413 | list_for_each_entry(d, &hci_dev_list, list) { | |
414 | if (test_bit(HCI_SETUP, &d->dev_flags) || | |
415 | test_bit(HCI_USER_CHANNEL, &d->dev_flags)) | |
416 | continue; | |
417 | ||
418 | /* Devices marked as raw-only are neither configured | |
419 | * nor unconfigured controllers. | |
420 | */ | |
421 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
422 | continue; | |
423 | ||
424 | if (d->dev_type == HCI_BREDR && | |
425 | test_bit(HCI_UNCONFIGURED, &d->dev_flags)) { | |
426 | rp->index[count++] = cpu_to_le16(d->id); | |
427 | BT_DBG("Added hci%u", d->id); | |
428 | } | |
429 | } | |
430 | ||
431 | rp->num_controllers = cpu_to_le16(count); | |
432 | rp_len = sizeof(*rp) + (2 * count); | |
433 | ||
434 | read_unlock(&hci_dev_list_lock); | |
435 | ||
436 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_UNCONF_INDEX_LIST, | |
437 | 0, rp, rp_len); | |
438 | ||
439 | kfree(rp); | |
440 | ||
441 | return err; | |
442 | } | |
443 | ||
9fc3bfb6 MH |
444 | static int read_config_info(struct sock *sk, struct hci_dev *hdev, |
445 | void *data, u16 data_len) | |
446 | { | |
447 | struct mgmt_rp_read_config_info rp; | |
448 | ||
449 | BT_DBG("sock %p %s", sk, hdev->name); | |
450 | ||
451 | hci_dev_lock(hdev); | |
452 | ||
453 | memset(&rp, 0, sizeof(rp)); | |
454 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); | |
455 | if (hdev->set_bdaddr) | |
456 | rp.supported_options = cpu_to_le32(MGMT_OPTION_PUBLIC_ADDRESS); | |
457 | else | |
458 | rp.supported_options = cpu_to_le32(0); | |
459 | rp.missing_options = cpu_to_le32(0); | |
460 | ||
461 | hci_dev_unlock(hdev); | |
462 | ||
463 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_CONFIG_INFO, 0, &rp, | |
464 | sizeof(rp)); | |
465 | } | |
466 | ||
69ab39ea JH |
467 | static u32 get_supported_settings(struct hci_dev *hdev) |
468 | { | |
469 | u32 settings = 0; | |
470 | ||
471 | settings |= MGMT_SETTING_POWERED; | |
69ab39ea | 472 | settings |= MGMT_SETTING_PAIRABLE; |
b1de97d8 | 473 | settings |= MGMT_SETTING_DEBUG_KEYS; |
69ab39ea | 474 | |
ed3fa31f | 475 | if (lmp_bredr_capable(hdev)) { |
33c525c0 | 476 | settings |= MGMT_SETTING_CONNECTABLE; |
1a47aee8 JH |
477 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
478 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
33c525c0 | 479 | settings |= MGMT_SETTING_DISCOVERABLE; |
69ab39ea JH |
480 | settings |= MGMT_SETTING_BREDR; |
481 | settings |= MGMT_SETTING_LINK_SECURITY; | |
a82974c9 MH |
482 | |
483 | if (lmp_ssp_capable(hdev)) { | |
484 | settings |= MGMT_SETTING_SSP; | |
485 | settings |= MGMT_SETTING_HS; | |
486 | } | |
e98d2ce2 | 487 | |
5afeac14 | 488 | if (lmp_sc_capable(hdev) || |
111902f7 | 489 | test_bit(HCI_FORCE_SC, &hdev->dbg_flags)) |
e98d2ce2 | 490 | settings |= MGMT_SETTING_SECURE_CONN; |
848566b3 | 491 | } |
d7b7e796 | 492 | |
eeca6f89 | 493 | if (lmp_le_capable(hdev)) { |
9d42820f | 494 | settings |= MGMT_SETTING_LE; |
eeca6f89 | 495 | settings |= MGMT_SETTING_ADVERTISING; |
0f4bd942 | 496 | settings |= MGMT_SETTING_PRIVACY; |
eeca6f89 | 497 | } |
69ab39ea | 498 | |
9fc3bfb6 MH |
499 | if (hdev->set_bdaddr) |
500 | settings |= MGMT_SETTING_CONFIGURATION; | |
501 | ||
69ab39ea JH |
502 | return settings; |
503 | } | |
504 | ||
505 | static u32 get_current_settings(struct hci_dev *hdev) | |
506 | { | |
507 | u32 settings = 0; | |
508 | ||
f1f0eb02 | 509 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
510 | settings |= MGMT_SETTING_POWERED; |
511 | ||
5e5282bb | 512 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
69ab39ea JH |
513 | settings |= MGMT_SETTING_CONNECTABLE; |
514 | ||
1a4d3c4b JH |
515 | if (test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) |
516 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
517 | ||
5e5282bb | 518 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) |
69ab39ea JH |
519 | settings |= MGMT_SETTING_DISCOVERABLE; |
520 | ||
a8b2d5c2 | 521 | if (test_bit(HCI_PAIRABLE, &hdev->dev_flags)) |
69ab39ea JH |
522 | settings |= MGMT_SETTING_PAIRABLE; |
523 | ||
56f87901 | 524 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
525 | settings |= MGMT_SETTING_BREDR; |
526 | ||
06199cf8 | 527 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
528 | settings |= MGMT_SETTING_LE; |
529 | ||
47990ea0 | 530 | if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) |
69ab39ea JH |
531 | settings |= MGMT_SETTING_LINK_SECURITY; |
532 | ||
84bde9d6 | 533 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
534 | settings |= MGMT_SETTING_SSP; |
535 | ||
6d80dfd0 JH |
536 | if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags)) |
537 | settings |= MGMT_SETTING_HS; | |
538 | ||
f3d3444a | 539 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
eeca6f89 JH |
540 | settings |= MGMT_SETTING_ADVERTISING; |
541 | ||
e98d2ce2 MH |
542 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
543 | settings |= MGMT_SETTING_SECURE_CONN; | |
544 | ||
0663b297 | 545 | if (test_bit(HCI_KEEP_DEBUG_KEYS, &hdev->dev_flags)) |
b1de97d8 MH |
546 | settings |= MGMT_SETTING_DEBUG_KEYS; |
547 | ||
0f4bd942 JH |
548 | if (test_bit(HCI_PRIVACY, &hdev->dev_flags)) |
549 | settings |= MGMT_SETTING_PRIVACY; | |
550 | ||
69ab39ea JH |
551 | return settings; |
552 | } | |
553 | ||
ef580372 JH |
554 | #define PNP_INFO_SVCLASS_ID 0x1200 |
555 | ||
213202ed JH |
556 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
557 | { | |
558 | u8 *ptr = data, *uuids_start = NULL; | |
559 | struct bt_uuid *uuid; | |
560 | ||
561 | if (len < 4) | |
562 | return ptr; | |
563 | ||
564 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
565 | u16 uuid16; | |
566 | ||
567 | if (uuid->size != 16) | |
568 | continue; | |
569 | ||
570 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); | |
571 | if (uuid16 < 0x1100) | |
572 | continue; | |
573 | ||
574 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
575 | continue; | |
576 | ||
577 | if (!uuids_start) { | |
578 | uuids_start = ptr; | |
579 | uuids_start[0] = 1; | |
580 | uuids_start[1] = EIR_UUID16_ALL; | |
581 | ptr += 2; | |
582 | } | |
583 | ||
584 | /* Stop if not enough space to put next UUID */ | |
585 | if ((ptr - data) + sizeof(u16) > len) { | |
586 | uuids_start[1] = EIR_UUID16_SOME; | |
587 | break; | |
588 | } | |
589 | ||
590 | *ptr++ = (uuid16 & 0x00ff); | |
591 | *ptr++ = (uuid16 & 0xff00) >> 8; | |
592 | uuids_start[0] += sizeof(uuid16); | |
593 | } | |
594 | ||
595 | return ptr; | |
596 | } | |
597 | ||
cdf1963f JH |
598 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
599 | { | |
600 | u8 *ptr = data, *uuids_start = NULL; | |
601 | struct bt_uuid *uuid; | |
602 | ||
603 | if (len < 6) | |
604 | return ptr; | |
605 | ||
606 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
607 | if (uuid->size != 32) | |
608 | continue; | |
609 | ||
610 | if (!uuids_start) { | |
611 | uuids_start = ptr; | |
612 | uuids_start[0] = 1; | |
613 | uuids_start[1] = EIR_UUID32_ALL; | |
614 | ptr += 2; | |
615 | } | |
616 | ||
617 | /* Stop if not enough space to put next UUID */ | |
618 | if ((ptr - data) + sizeof(u32) > len) { | |
619 | uuids_start[1] = EIR_UUID32_SOME; | |
620 | break; | |
621 | } | |
622 | ||
623 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); | |
624 | ptr += sizeof(u32); | |
625 | uuids_start[0] += sizeof(u32); | |
626 | } | |
627 | ||
628 | return ptr; | |
629 | } | |
630 | ||
c00d575b JH |
631 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
632 | { | |
633 | u8 *ptr = data, *uuids_start = NULL; | |
634 | struct bt_uuid *uuid; | |
635 | ||
636 | if (len < 18) | |
637 | return ptr; | |
638 | ||
639 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
640 | if (uuid->size != 128) | |
641 | continue; | |
642 | ||
643 | if (!uuids_start) { | |
644 | uuids_start = ptr; | |
645 | uuids_start[0] = 1; | |
646 | uuids_start[1] = EIR_UUID128_ALL; | |
647 | ptr += 2; | |
648 | } | |
649 | ||
650 | /* Stop if not enough space to put next UUID */ | |
651 | if ((ptr - data) + 16 > len) { | |
652 | uuids_start[1] = EIR_UUID128_SOME; | |
653 | break; | |
654 | } | |
655 | ||
656 | memcpy(ptr, uuid->uuid, 16); | |
657 | ptr += 16; | |
658 | uuids_start[0] += 16; | |
659 | } | |
660 | ||
661 | return ptr; | |
662 | } | |
663 | ||
eb2a8d20 JH |
664 | static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev) |
665 | { | |
666 | struct pending_cmd *cmd; | |
667 | ||
668 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
669 | if (cmd->opcode == opcode) | |
670 | return cmd; | |
671 | } | |
672 | ||
673 | return NULL; | |
674 | } | |
675 | ||
95868426 JH |
676 | static struct pending_cmd *mgmt_pending_find_data(u16 opcode, |
677 | struct hci_dev *hdev, | |
678 | const void *data) | |
679 | { | |
680 | struct pending_cmd *cmd; | |
681 | ||
682 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
683 | if (cmd->user_data != data) | |
684 | continue; | |
685 | if (cmd->opcode == opcode) | |
686 | return cmd; | |
687 | } | |
688 | ||
689 | return NULL; | |
690 | } | |
691 | ||
f14d8f64 MH |
692 | static u8 create_scan_rsp_data(struct hci_dev *hdev, u8 *ptr) |
693 | { | |
7a5f4990 MH |
694 | u8 ad_len = 0; |
695 | size_t name_len; | |
696 | ||
697 | name_len = strlen(hdev->dev_name); | |
698 | if (name_len > 0) { | |
699 | size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2; | |
700 | ||
701 | if (name_len > max_len) { | |
702 | name_len = max_len; | |
703 | ptr[1] = EIR_NAME_SHORT; | |
704 | } else | |
705 | ptr[1] = EIR_NAME_COMPLETE; | |
706 | ||
707 | ptr[0] = name_len + 1; | |
708 | ||
709 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
710 | ||
711 | ad_len += (name_len + 2); | |
712 | ptr += (name_len + 2); | |
713 | } | |
714 | ||
715 | return ad_len; | |
f14d8f64 MH |
716 | } |
717 | ||
718 | static void update_scan_rsp_data(struct hci_request *req) | |
719 | { | |
720 | struct hci_dev *hdev = req->hdev; | |
721 | struct hci_cp_le_set_scan_rsp_data cp; | |
722 | u8 len; | |
723 | ||
7751ef1b | 724 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
f14d8f64 MH |
725 | return; |
726 | ||
727 | memset(&cp, 0, sizeof(cp)); | |
728 | ||
729 | len = create_scan_rsp_data(hdev, cp.data); | |
730 | ||
eb438b5f JH |
731 | if (hdev->scan_rsp_data_len == len && |
732 | memcmp(cp.data, hdev->scan_rsp_data, len) == 0) | |
f14d8f64 MH |
733 | return; |
734 | ||
eb438b5f JH |
735 | memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data)); |
736 | hdev->scan_rsp_data_len = len; | |
f14d8f64 MH |
737 | |
738 | cp.length = len; | |
739 | ||
740 | hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp); | |
741 | } | |
742 | ||
9a43e25f JH |
743 | static u8 get_adv_discov_flags(struct hci_dev *hdev) |
744 | { | |
745 | struct pending_cmd *cmd; | |
746 | ||
747 | /* If there's a pending mgmt command the flags will not yet have | |
748 | * their final values, so check for this first. | |
749 | */ | |
750 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
751 | if (cmd) { | |
752 | struct mgmt_mode *cp = cmd->param; | |
753 | if (cp->val == 0x01) | |
754 | return LE_AD_GENERAL; | |
755 | else if (cp->val == 0x02) | |
756 | return LE_AD_LIMITED; | |
757 | } else { | |
758 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) | |
759 | return LE_AD_LIMITED; | |
760 | else if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
761 | return LE_AD_GENERAL; | |
762 | } | |
763 | ||
764 | return 0; | |
765 | } | |
766 | ||
46cad2ed | 767 | static u8 create_adv_data(struct hci_dev *hdev, u8 *ptr) |
441ad2d0 MH |
768 | { |
769 | u8 ad_len = 0, flags = 0; | |
441ad2d0 | 770 | |
9a43e25f | 771 | flags |= get_adv_discov_flags(hdev); |
441ad2d0 | 772 | |
e834004b | 773 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
441ad2d0 | 774 | flags |= LE_AD_NO_BREDR; |
441ad2d0 MH |
775 | |
776 | if (flags) { | |
777 | BT_DBG("adv flags 0x%02x", flags); | |
778 | ||
779 | ptr[0] = 2; | |
780 | ptr[1] = EIR_FLAGS; | |
781 | ptr[2] = flags; | |
782 | ||
783 | ad_len += 3; | |
784 | ptr += 3; | |
785 | } | |
786 | ||
787 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) { | |
788 | ptr[0] = 2; | |
789 | ptr[1] = EIR_TX_POWER; | |
790 | ptr[2] = (u8) hdev->adv_tx_power; | |
791 | ||
792 | ad_len += 3; | |
793 | ptr += 3; | |
794 | } | |
795 | ||
441ad2d0 MH |
796 | return ad_len; |
797 | } | |
798 | ||
5947f4bc | 799 | static void update_adv_data(struct hci_request *req) |
441ad2d0 MH |
800 | { |
801 | struct hci_dev *hdev = req->hdev; | |
802 | struct hci_cp_le_set_adv_data cp; | |
803 | u8 len; | |
804 | ||
10994ce6 | 805 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
441ad2d0 MH |
806 | return; |
807 | ||
808 | memset(&cp, 0, sizeof(cp)); | |
809 | ||
46cad2ed | 810 | len = create_adv_data(hdev, cp.data); |
441ad2d0 MH |
811 | |
812 | if (hdev->adv_data_len == len && | |
813 | memcmp(cp.data, hdev->adv_data, len) == 0) | |
814 | return; | |
815 | ||
816 | memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); | |
817 | hdev->adv_data_len = len; | |
818 | ||
819 | cp.length = len; | |
820 | ||
821 | hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); | |
822 | } | |
823 | ||
ef580372 JH |
824 | static void create_eir(struct hci_dev *hdev, u8 *data) |
825 | { | |
826 | u8 *ptr = data; | |
ef580372 JH |
827 | size_t name_len; |
828 | ||
829 | name_len = strlen(hdev->dev_name); | |
830 | ||
831 | if (name_len > 0) { | |
832 | /* EIR Data type */ | |
833 | if (name_len > 48) { | |
834 | name_len = 48; | |
835 | ptr[1] = EIR_NAME_SHORT; | |
836 | } else | |
837 | ptr[1] = EIR_NAME_COMPLETE; | |
838 | ||
839 | /* EIR Data length */ | |
840 | ptr[0] = name_len + 1; | |
841 | ||
842 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
843 | ||
ef580372 JH |
844 | ptr += (name_len + 2); |
845 | } | |
846 | ||
bbaf444a | 847 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
91c4e9b1 MH |
848 | ptr[0] = 2; |
849 | ptr[1] = EIR_TX_POWER; | |
850 | ptr[2] = (u8) hdev->inq_tx_power; | |
851 | ||
91c4e9b1 MH |
852 | ptr += 3; |
853 | } | |
854 | ||
2b9be137 MH |
855 | if (hdev->devid_source > 0) { |
856 | ptr[0] = 9; | |
857 | ptr[1] = EIR_DEVICE_ID; | |
858 | ||
859 | put_unaligned_le16(hdev->devid_source, ptr + 2); | |
860 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); | |
861 | put_unaligned_le16(hdev->devid_product, ptr + 6); | |
862 | put_unaligned_le16(hdev->devid_version, ptr + 8); | |
863 | ||
2b9be137 MH |
864 | ptr += 10; |
865 | } | |
866 | ||
213202ed | 867 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
cdf1963f | 868 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
c00d575b | 869 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
ef580372 JH |
870 | } |
871 | ||
890ea898 | 872 | static void update_eir(struct hci_request *req) |
ef580372 | 873 | { |
890ea898 | 874 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
875 | struct hci_cp_write_eir cp; |
876 | ||
504c8dcd | 877 | if (!hdev_is_powered(hdev)) |
890ea898 | 878 | return; |
7770c4aa | 879 | |
976eb20e | 880 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 881 | return; |
ef580372 | 882 | |
84bde9d6 | 883 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 884 | return; |
ef580372 | 885 | |
a8b2d5c2 | 886 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 887 | return; |
ef580372 JH |
888 | |
889 | memset(&cp, 0, sizeof(cp)); | |
890 | ||
891 | create_eir(hdev, cp.data); | |
892 | ||
893 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
890ea898 | 894 | return; |
ef580372 JH |
895 | |
896 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
897 | ||
890ea898 | 898 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
ef580372 JH |
899 | } |
900 | ||
901 | static u8 get_service_classes(struct hci_dev *hdev) | |
902 | { | |
903 | struct bt_uuid *uuid; | |
904 | u8 val = 0; | |
905 | ||
906 | list_for_each_entry(uuid, &hdev->uuids, list) | |
907 | val |= uuid->svc_hint; | |
908 | ||
909 | return val; | |
910 | } | |
911 | ||
890ea898 | 912 | static void update_class(struct hci_request *req) |
ef580372 | 913 | { |
890ea898 | 914 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
915 | u8 cod[3]; |
916 | ||
917 | BT_DBG("%s", hdev->name); | |
918 | ||
504c8dcd | 919 | if (!hdev_is_powered(hdev)) |
890ea898 | 920 | return; |
7770c4aa | 921 | |
f87ea1da JH |
922 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
923 | return; | |
924 | ||
a8b2d5c2 | 925 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 926 | return; |
ef580372 JH |
927 | |
928 | cod[0] = hdev->minor_class; | |
929 | cod[1] = hdev->major_class; | |
930 | cod[2] = get_service_classes(hdev); | |
931 | ||
6acd7db4 MH |
932 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) |
933 | cod[1] |= 0x20; | |
934 | ||
ef580372 | 935 | if (memcmp(cod, hdev->dev_class, 3) == 0) |
890ea898 | 936 | return; |
ef580372 | 937 | |
890ea898 | 938 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
ef580372 JH |
939 | } |
940 | ||
a4858cb9 | 941 | static bool get_connectable(struct hci_dev *hdev) |
199a2fb1 JH |
942 | { |
943 | struct pending_cmd *cmd; | |
199a2fb1 JH |
944 | |
945 | /* If there's a pending mgmt command the flag will not yet have | |
946 | * it's final value, so check for this first. | |
947 | */ | |
948 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
949 | if (cmd) { | |
950 | struct mgmt_mode *cp = cmd->param; | |
a4858cb9 | 951 | return cp->val; |
199a2fb1 JH |
952 | } |
953 | ||
a4858cb9 | 954 | return test_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
199a2fb1 JH |
955 | } |
956 | ||
957 | static void enable_advertising(struct hci_request *req) | |
958 | { | |
959 | struct hci_dev *hdev = req->hdev; | |
960 | struct hci_cp_le_set_adv_param cp; | |
8f2a0601 | 961 | u8 own_addr_type, enable = 0x01; |
a4858cb9 | 962 | bool connectable; |
199a2fb1 | 963 | |
8d97250e JH |
964 | /* Clear the HCI_ADVERTISING bit temporarily so that the |
965 | * hci_update_random_address knows that it's safe to go ahead | |
966 | * and write a new random address. The flag will be set back on | |
967 | * as soon as the SET_ADV_ENABLE HCI command completes. | |
968 | */ | |
969 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
970 | ||
a4858cb9 | 971 | connectable = get_connectable(hdev); |
8f2a0601 | 972 | |
a4858cb9 JH |
973 | /* Set require_privacy to true only when non-connectable |
974 | * advertising is used. In that case it is fine to use a | |
975 | * non-resolvable private address. | |
976 | */ | |
977 | if (hci_update_random_address(req, !connectable, &own_addr_type) < 0) | |
8f2a0601 JH |
978 | return; |
979 | ||
41c90c18 | 980 | memset(&cp, 0, sizeof(cp)); |
dcf4adbf JP |
981 | cp.min_interval = cpu_to_le16(0x0800); |
982 | cp.max_interval = cpu_to_le16(0x0800); | |
a4858cb9 | 983 | cp.type = connectable ? LE_ADV_IND : LE_ADV_NONCONN_IND; |
8f2a0601 | 984 | cp.own_address_type = own_addr_type; |
199a2fb1 JH |
985 | cp.channel_map = hdev->le_adv_channel_map; |
986 | ||
987 | hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp); | |
988 | ||
989 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
990 | } | |
991 | ||
992 | static void disable_advertising(struct hci_request *req) | |
993 | { | |
994 | u8 enable = 0x00; | |
995 | ||
996 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
997 | } | |
998 | ||
7d78525d JH |
999 | static void service_cache_off(struct work_struct *work) |
1000 | { | |
1001 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 1002 | service_cache.work); |
890ea898 | 1003 | struct hci_request req; |
7d78525d | 1004 | |
a8b2d5c2 | 1005 | if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
7d78525d JH |
1006 | return; |
1007 | ||
890ea898 JH |
1008 | hci_req_init(&req, hdev); |
1009 | ||
7d78525d JH |
1010 | hci_dev_lock(hdev); |
1011 | ||
890ea898 JH |
1012 | update_eir(&req); |
1013 | update_class(&req); | |
7d78525d JH |
1014 | |
1015 | hci_dev_unlock(hdev); | |
890ea898 JH |
1016 | |
1017 | hci_req_run(&req, NULL); | |
7d78525d JH |
1018 | } |
1019 | ||
d6bfd59c JH |
1020 | static void rpa_expired(struct work_struct *work) |
1021 | { | |
1022 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
1023 | rpa_expired.work); | |
1024 | struct hci_request req; | |
1025 | ||
1026 | BT_DBG(""); | |
1027 | ||
1028 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
1029 | ||
1030 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags) || | |
1031 | hci_conn_num(hdev, LE_LINK) > 0) | |
1032 | return; | |
1033 | ||
1034 | /* The generation of a new RPA and programming it into the | |
1035 | * controller happens in the enable_advertising() function. | |
1036 | */ | |
1037 | ||
1038 | hci_req_init(&req, hdev); | |
1039 | ||
1040 | disable_advertising(&req); | |
1041 | enable_advertising(&req); | |
1042 | ||
1043 | hci_req_run(&req, NULL); | |
1044 | } | |
1045 | ||
6a919082 | 1046 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 1047 | { |
4f87da80 | 1048 | if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags)) |
6a919082 JH |
1049 | return; |
1050 | ||
4f87da80 | 1051 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
d6bfd59c | 1052 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
7d78525d | 1053 | |
4f87da80 JH |
1054 | /* Non-mgmt controlled devices get this bit set |
1055 | * implicitly so that pairing works for them, however | |
1056 | * for mgmt we require user-space to explicitly enable | |
1057 | * it | |
1058 | */ | |
1059 | clear_bit(HCI_PAIRABLE, &hdev->dev_flags); | |
7d78525d JH |
1060 | } |
1061 | ||
0f4e68cf | 1062 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 1063 | void *data, u16 data_len) |
0381101f | 1064 | { |
a38528f1 | 1065 | struct mgmt_rp_read_info rp; |
f7b64e69 | 1066 | |
bdb6d971 | 1067 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 1068 | |
09fd0de5 | 1069 | hci_dev_lock(hdev); |
f7b64e69 | 1070 | |
dc4fe30b JH |
1071 | memset(&rp, 0, sizeof(rp)); |
1072 | ||
69ab39ea | 1073 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 1074 | |
69ab39ea | 1075 | rp.version = hdev->hci_ver; |
eb55ef07 | 1076 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
1077 | |
1078 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
1079 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 1080 | |
a38528f1 | 1081 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 1082 | |
dc4fe30b | 1083 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 1084 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 1085 | |
09fd0de5 | 1086 | hci_dev_unlock(hdev); |
0381101f | 1087 | |
bdb6d971 | 1088 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
04124681 | 1089 | sizeof(rp)); |
0381101f JH |
1090 | } |
1091 | ||
eec8d2bc JH |
1092 | static void mgmt_pending_free(struct pending_cmd *cmd) |
1093 | { | |
1094 | sock_put(cmd->sk); | |
c68fb7ff | 1095 | kfree(cmd->param); |
eec8d2bc JH |
1096 | kfree(cmd); |
1097 | } | |
1098 | ||
366a0336 | 1099 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
04124681 GP |
1100 | struct hci_dev *hdev, void *data, |
1101 | u16 len) | |
eec8d2bc JH |
1102 | { |
1103 | struct pending_cmd *cmd; | |
1104 | ||
fca20018 | 1105 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); |
eec8d2bc | 1106 | if (!cmd) |
366a0336 | 1107 | return NULL; |
eec8d2bc JH |
1108 | |
1109 | cmd->opcode = opcode; | |
2e58ef3e | 1110 | cmd->index = hdev->id; |
eec8d2bc | 1111 | |
12b94565 | 1112 | cmd->param = kmalloc(len, GFP_KERNEL); |
c68fb7ff | 1113 | if (!cmd->param) { |
eec8d2bc | 1114 | kfree(cmd); |
366a0336 | 1115 | return NULL; |
eec8d2bc JH |
1116 | } |
1117 | ||
8fce6357 SJ |
1118 | if (data) |
1119 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
1120 | |
1121 | cmd->sk = sk; | |
1122 | sock_hold(sk); | |
1123 | ||
2e58ef3e | 1124 | list_add(&cmd->list, &hdev->mgmt_pending); |
eec8d2bc | 1125 | |
366a0336 | 1126 | return cmd; |
eec8d2bc JH |
1127 | } |
1128 | ||
744cf19e | 1129 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
8fc9ced3 GP |
1130 | void (*cb)(struct pending_cmd *cmd, |
1131 | void *data), | |
04124681 | 1132 | void *data) |
eec8d2bc | 1133 | { |
a3d09356 | 1134 | struct pending_cmd *cmd, *tmp; |
eec8d2bc | 1135 | |
a3d09356 | 1136 | list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) { |
b24752fe | 1137 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
1138 | continue; |
1139 | ||
eec8d2bc JH |
1140 | cb(cmd, data); |
1141 | } | |
1142 | } | |
1143 | ||
a664b5bc | 1144 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 1145 | { |
73f22f62 JH |
1146 | list_del(&cmd->list); |
1147 | mgmt_pending_free(cmd); | |
1148 | } | |
1149 | ||
69ab39ea | 1150 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 1151 | { |
69ab39ea | 1152 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 1153 | |
aee9b218 | 1154 | return cmd_complete(sk, hdev->id, opcode, 0, &settings, |
04124681 | 1155 | sizeof(settings)); |
8680570b JH |
1156 | } |
1157 | ||
8b064a3a JH |
1158 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status) |
1159 | { | |
1160 | BT_DBG("%s status 0x%02x", hdev->name, status); | |
1161 | ||
a3172b7e JH |
1162 | if (hci_conn_count(hdev) == 0) { |
1163 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 1164 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 1165 | } |
8b064a3a JH |
1166 | } |
1167 | ||
21a60d30 JH |
1168 | static void hci_stop_discovery(struct hci_request *req) |
1169 | { | |
1170 | struct hci_dev *hdev = req->hdev; | |
1171 | struct hci_cp_remote_name_req_cancel cp; | |
1172 | struct inquiry_entry *e; | |
1173 | ||
1174 | switch (hdev->discovery.state) { | |
1175 | case DISCOVERY_FINDING: | |
1176 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { | |
1177 | hci_req_add(req, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
1178 | } else { | |
1179 | cancel_delayed_work(&hdev->le_scan_disable); | |
1180 | hci_req_add_le_scan_disable(req); | |
1181 | } | |
1182 | ||
1183 | break; | |
1184 | ||
1185 | case DISCOVERY_RESOLVING: | |
1186 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, | |
1187 | NAME_PENDING); | |
1188 | if (!e) | |
1189 | return; | |
1190 | ||
1191 | bacpy(&cp.bdaddr, &e->data.bdaddr); | |
1192 | hci_req_add(req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), | |
1193 | &cp); | |
1194 | ||
1195 | break; | |
1196 | ||
1197 | default: | |
1198 | /* Passive scanning */ | |
1199 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) | |
1200 | hci_req_add_le_scan_disable(req); | |
1201 | break; | |
1202 | } | |
1203 | } | |
1204 | ||
8b064a3a JH |
1205 | static int clean_up_hci_state(struct hci_dev *hdev) |
1206 | { | |
1207 | struct hci_request req; | |
1208 | struct hci_conn *conn; | |
1209 | ||
1210 | hci_req_init(&req, hdev); | |
1211 | ||
1212 | if (test_bit(HCI_ISCAN, &hdev->flags) || | |
1213 | test_bit(HCI_PSCAN, &hdev->flags)) { | |
1214 | u8 scan = 0x00; | |
1215 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
1216 | } | |
1217 | ||
1218 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
1219 | disable_advertising(&req); | |
1220 | ||
f8680f12 | 1221 | hci_stop_discovery(&req); |
8b064a3a JH |
1222 | |
1223 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { | |
1224 | struct hci_cp_disconnect dc; | |
c9910d0f JH |
1225 | struct hci_cp_reject_conn_req rej; |
1226 | ||
1227 | switch (conn->state) { | |
1228 | case BT_CONNECTED: | |
1229 | case BT_CONFIG: | |
1230 | dc.handle = cpu_to_le16(conn->handle); | |
1231 | dc.reason = 0x15; /* Terminated due to Power Off */ | |
1232 | hci_req_add(&req, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1233 | break; | |
1234 | case BT_CONNECT: | |
1235 | if (conn->type == LE_LINK) | |
1236 | hci_req_add(&req, HCI_OP_LE_CREATE_CONN_CANCEL, | |
1237 | 0, NULL); | |
1238 | else if (conn->type == ACL_LINK) | |
1239 | hci_req_add(&req, HCI_OP_CREATE_CONN_CANCEL, | |
1240 | 6, &conn->dst); | |
1241 | break; | |
1242 | case BT_CONNECT2: | |
1243 | bacpy(&rej.bdaddr, &conn->dst); | |
1244 | rej.reason = 0x15; /* Terminated due to Power Off */ | |
1245 | if (conn->type == ACL_LINK) | |
1246 | hci_req_add(&req, HCI_OP_REJECT_CONN_REQ, | |
1247 | sizeof(rej), &rej); | |
1248 | else if (conn->type == SCO_LINK) | |
1249 | hci_req_add(&req, HCI_OP_REJECT_SYNC_CONN_REQ, | |
1250 | sizeof(rej), &rej); | |
1251 | break; | |
1252 | } | |
8b064a3a JH |
1253 | } |
1254 | ||
1255 | return hci_req_run(&req, clean_up_hci_complete); | |
1256 | } | |
1257 | ||
bdb6d971 | 1258 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1259 | u16 len) |
eec8d2bc | 1260 | { |
650f726d | 1261 | struct mgmt_mode *cp = data; |
366a0336 | 1262 | struct pending_cmd *cmd; |
4b34ee78 | 1263 | int err; |
eec8d2bc | 1264 | |
bdb6d971 | 1265 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 1266 | |
a7e80f25 JH |
1267 | if (cp->val != 0x00 && cp->val != 0x01) |
1268 | return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1269 | MGMT_STATUS_INVALID_PARAMS); | |
1270 | ||
09fd0de5 | 1271 | hci_dev_lock(hdev); |
eec8d2bc | 1272 | |
87b95ba6 JH |
1273 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) { |
1274 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1275 | MGMT_STATUS_BUSY); | |
1276 | goto failed; | |
1277 | } | |
1278 | ||
f0d4b78a MH |
1279 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { |
1280 | cancel_delayed_work(&hdev->power_off); | |
1281 | ||
1282 | if (cp->val) { | |
a1d70450 JH |
1283 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
1284 | data, len); | |
1285 | err = mgmt_powered(hdev, 1); | |
f0d4b78a MH |
1286 | goto failed; |
1287 | } | |
1288 | } | |
1289 | ||
4b34ee78 | 1290 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 1291 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
1292 | goto failed; |
1293 | } | |
1294 | ||
2e58ef3e | 1295 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
1296 | if (!cmd) { |
1297 | err = -ENOMEM; | |
eec8d2bc | 1298 | goto failed; |
366a0336 | 1299 | } |
eec8d2bc | 1300 | |
8b064a3a | 1301 | if (cp->val) { |
19202573 | 1302 | queue_work(hdev->req_workqueue, &hdev->power_on); |
8b064a3a JH |
1303 | err = 0; |
1304 | } else { | |
1305 | /* Disconnect connections, stop scans, etc */ | |
1306 | err = clean_up_hci_state(hdev); | |
a3172b7e JH |
1307 | if (!err) |
1308 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, | |
1309 | HCI_POWER_OFF_TIMEOUT); | |
eec8d2bc | 1310 | |
8b064a3a JH |
1311 | /* ENODATA means there were no HCI commands queued */ |
1312 | if (err == -ENODATA) { | |
a3172b7e | 1313 | cancel_delayed_work(&hdev->power_off); |
8b064a3a JH |
1314 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
1315 | err = 0; | |
1316 | } | |
1317 | } | |
eec8d2bc JH |
1318 | |
1319 | failed: | |
09fd0de5 | 1320 | hci_dev_unlock(hdev); |
366a0336 | 1321 | return err; |
eec8d2bc JH |
1322 | } |
1323 | ||
04124681 GP |
1324 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 data_len, |
1325 | struct sock *skip_sk) | |
beadb2bd JH |
1326 | { |
1327 | struct sk_buff *skb; | |
1328 | struct mgmt_hdr *hdr; | |
1329 | ||
790eff44 | 1330 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_KERNEL); |
beadb2bd JH |
1331 | if (!skb) |
1332 | return -ENOMEM; | |
1333 | ||
1334 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
1335 | hdr->opcode = cpu_to_le16(event); | |
1336 | if (hdev) | |
1337 | hdr->index = cpu_to_le16(hdev->id); | |
1338 | else | |
dcf4adbf | 1339 | hdr->index = cpu_to_le16(MGMT_INDEX_NONE); |
beadb2bd JH |
1340 | hdr->len = cpu_to_le16(data_len); |
1341 | ||
1342 | if (data) | |
1343 | memcpy(skb_put(skb, data_len), data, data_len); | |
1344 | ||
97e0bdeb MH |
1345 | /* Time stamp */ |
1346 | __net_timestamp(skb); | |
1347 | ||
beadb2bd JH |
1348 | hci_send_to_control(skb, skip_sk); |
1349 | kfree_skb(skb); | |
1350 | ||
1351 | return 0; | |
1352 | } | |
1353 | ||
1354 | static int new_settings(struct hci_dev *hdev, struct sock *skip) | |
1355 | { | |
1356 | __le32 ev; | |
1357 | ||
1358 | ev = cpu_to_le32(get_current_settings(hdev)); | |
1359 | ||
1360 | return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip); | |
1361 | } | |
1362 | ||
bd99abdd JH |
1363 | struct cmd_lookup { |
1364 | struct sock *sk; | |
1365 | struct hci_dev *hdev; | |
1366 | u8 mgmt_status; | |
1367 | }; | |
1368 | ||
1369 | static void settings_rsp(struct pending_cmd *cmd, void *data) | |
1370 | { | |
1371 | struct cmd_lookup *match = data; | |
1372 | ||
1373 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1374 | ||
1375 | list_del(&cmd->list); | |
1376 | ||
1377 | if (match->sk == NULL) { | |
1378 | match->sk = cmd->sk; | |
1379 | sock_hold(match->sk); | |
1380 | } | |
1381 | ||
1382 | mgmt_pending_free(cmd); | |
1383 | } | |
1384 | ||
1385 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) | |
1386 | { | |
1387 | u8 *status = data; | |
1388 | ||
1389 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1390 | mgmt_pending_remove(cmd); | |
1391 | } | |
1392 | ||
e6fe7986 JH |
1393 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1394 | { | |
1395 | if (!lmp_bredr_capable(hdev)) | |
1396 | return MGMT_STATUS_NOT_SUPPORTED; | |
1397 | else if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1398 | return MGMT_STATUS_REJECTED; | |
1399 | else | |
1400 | return MGMT_STATUS_SUCCESS; | |
1401 | } | |
1402 | ||
1403 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1404 | { | |
1405 | if (!lmp_le_capable(hdev)) | |
1406 | return MGMT_STATUS_NOT_SUPPORTED; | |
1407 | else if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
1408 | return MGMT_STATUS_REJECTED; | |
1409 | else | |
1410 | return MGMT_STATUS_SUCCESS; | |
1411 | } | |
1412 | ||
bfaf8c9f JH |
1413 | static void set_discoverable_complete(struct hci_dev *hdev, u8 status) |
1414 | { | |
1415 | struct pending_cmd *cmd; | |
1416 | struct mgmt_mode *cp; | |
970ba524 | 1417 | struct hci_request req; |
bfaf8c9f JH |
1418 | bool changed; |
1419 | ||
1420 | BT_DBG("status 0x%02x", status); | |
1421 | ||
1422 | hci_dev_lock(hdev); | |
1423 | ||
1424 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
1425 | if (!cmd) | |
1426 | goto unlock; | |
1427 | ||
1428 | if (status) { | |
1429 | u8 mgmt_err = mgmt_status(status); | |
1430 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
310a3d48 | 1431 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); |
bfaf8c9f JH |
1432 | goto remove_cmd; |
1433 | } | |
1434 | ||
1435 | cp = cmd->param; | |
d4462a07 | 1436 | if (cp->val) { |
bfaf8c9f JH |
1437 | changed = !test_and_set_bit(HCI_DISCOVERABLE, |
1438 | &hdev->dev_flags); | |
d4462a07 MH |
1439 | |
1440 | if (hdev->discov_timeout > 0) { | |
1441 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1442 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
1443 | to); | |
1444 | } | |
1445 | } else { | |
bfaf8c9f JH |
1446 | changed = test_and_clear_bit(HCI_DISCOVERABLE, |
1447 | &hdev->dev_flags); | |
d4462a07 | 1448 | } |
bfaf8c9f JH |
1449 | |
1450 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
1451 | ||
1452 | if (changed) | |
1453 | new_settings(hdev, cmd->sk); | |
1454 | ||
970ba524 MH |
1455 | /* When the discoverable mode gets changed, make sure |
1456 | * that class of device has the limited discoverable | |
1457 | * bit correctly set. | |
1458 | */ | |
1459 | hci_req_init(&req, hdev); | |
1460 | update_class(&req); | |
1461 | hci_req_run(&req, NULL); | |
1462 | ||
bfaf8c9f JH |
1463 | remove_cmd: |
1464 | mgmt_pending_remove(cmd); | |
1465 | ||
1466 | unlock: | |
1467 | hci_dev_unlock(hdev); | |
1468 | } | |
1469 | ||
bdb6d971 | 1470 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1471 | u16 len) |
73f22f62 | 1472 | { |
650f726d | 1473 | struct mgmt_cp_set_discoverable *cp = data; |
366a0336 | 1474 | struct pending_cmd *cmd; |
bfaf8c9f | 1475 | struct hci_request req; |
5e5282bb | 1476 | u16 timeout; |
9a43e25f | 1477 | u8 scan; |
73f22f62 JH |
1478 | int err; |
1479 | ||
bdb6d971 | 1480 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1481 | |
9a43e25f JH |
1482 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1483 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1484 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
9a43e25f | 1485 | MGMT_STATUS_REJECTED); |
33c525c0 | 1486 | |
310a3d48 | 1487 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a7e80f25 JH |
1488 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1489 | MGMT_STATUS_INVALID_PARAMS); | |
1490 | ||
1f350c87 | 1491 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1492 | |
1493 | /* Disabling discoverable requires that no timeout is set, | |
1494 | * and enabling limited discoverable requires a timeout. | |
1495 | */ | |
1496 | if ((cp->val == 0x00 && timeout > 0) || | |
1497 | (cp->val == 0x02 && timeout == 0)) | |
bdb6d971 | 1498 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1499 | MGMT_STATUS_INVALID_PARAMS); |
73f22f62 | 1500 | |
09fd0de5 | 1501 | hci_dev_lock(hdev); |
73f22f62 | 1502 | |
5e5282bb | 1503 | if (!hdev_is_powered(hdev) && timeout > 0) { |
bdb6d971 | 1504 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1505 | MGMT_STATUS_NOT_POWERED); |
73f22f62 JH |
1506 | goto failed; |
1507 | } | |
1508 | ||
2e58ef3e | 1509 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1510 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1511 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1512 | MGMT_STATUS_BUSY); |
73f22f62 JH |
1513 | goto failed; |
1514 | } | |
1515 | ||
5e5282bb | 1516 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) { |
bdb6d971 | 1517 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1518 | MGMT_STATUS_REJECTED); |
5e5282bb JH |
1519 | goto failed; |
1520 | } | |
1521 | ||
1522 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1523 | bool changed = false; |
1524 | ||
310a3d48 MH |
1525 | /* Setting limited discoverable when powered off is |
1526 | * not a valid operation since it requires a timeout | |
1527 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1528 | */ | |
0224d2fa JH |
1529 | if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { |
1530 | change_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1531 | changed = true; | |
1532 | } | |
1533 | ||
5e5282bb | 1534 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1535 | if (err < 0) |
1536 | goto failed; | |
1537 | ||
1538 | if (changed) | |
1539 | err = new_settings(hdev, sk); | |
1540 | ||
5e5282bb JH |
1541 | goto failed; |
1542 | } | |
1543 | ||
310a3d48 MH |
1544 | /* If the current mode is the same, then just update the timeout |
1545 | * value with the new value. And if only the timeout gets updated, | |
1546 | * then no need for any HCI transactions. | |
1547 | */ | |
1548 | if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags) && | |
1549 | (cp->val == 0x02) == test_bit(HCI_LIMITED_DISCOVERABLE, | |
1550 | &hdev->dev_flags)) { | |
36261547 MH |
1551 | cancel_delayed_work(&hdev->discov_off); |
1552 | hdev->discov_timeout = timeout; | |
955638ec | 1553 | |
36261547 MH |
1554 | if (cp->val && hdev->discov_timeout > 0) { |
1555 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
955638ec | 1556 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
36261547 | 1557 | to); |
955638ec MH |
1558 | } |
1559 | ||
69ab39ea | 1560 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1561 | goto failed; |
1562 | } | |
1563 | ||
2e58ef3e | 1564 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1565 | if (!cmd) { |
1566 | err = -ENOMEM; | |
73f22f62 | 1567 | goto failed; |
366a0336 | 1568 | } |
73f22f62 | 1569 | |
310a3d48 MH |
1570 | /* Cancel any potential discoverable timeout that might be |
1571 | * still active and store new timeout value. The arming of | |
1572 | * the timeout happens in the complete handler. | |
1573 | */ | |
1574 | cancel_delayed_work(&hdev->discov_off); | |
1575 | hdev->discov_timeout = timeout; | |
1576 | ||
b456f87c JH |
1577 | /* Limited discoverable mode */ |
1578 | if (cp->val == 0x02) | |
1579 | set_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1580 | else | |
1581 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1582 | ||
bfaf8c9f JH |
1583 | hci_req_init(&req, hdev); |
1584 | ||
9a43e25f JH |
1585 | /* The procedure for LE-only controllers is much simpler - just |
1586 | * update the advertising data. | |
1587 | */ | |
1588 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1589 | goto update_ad; | |
1590 | ||
73f22f62 JH |
1591 | scan = SCAN_PAGE; |
1592 | ||
310a3d48 MH |
1593 | if (cp->val) { |
1594 | struct hci_cp_write_current_iac_lap hci_cp; | |
1595 | ||
1596 | if (cp->val == 0x02) { | |
1597 | /* Limited discoverable mode */ | |
33337dcb | 1598 | hci_cp.num_iac = min_t(u8, hdev->num_iac, 2); |
310a3d48 MH |
1599 | hci_cp.iac_lap[0] = 0x00; /* LIAC */ |
1600 | hci_cp.iac_lap[1] = 0x8b; | |
1601 | hci_cp.iac_lap[2] = 0x9e; | |
1602 | hci_cp.iac_lap[3] = 0x33; /* GIAC */ | |
1603 | hci_cp.iac_lap[4] = 0x8b; | |
1604 | hci_cp.iac_lap[5] = 0x9e; | |
1605 | } else { | |
1606 | /* General discoverable mode */ | |
310a3d48 MH |
1607 | hci_cp.num_iac = 1; |
1608 | hci_cp.iac_lap[0] = 0x33; /* GIAC */ | |
1609 | hci_cp.iac_lap[1] = 0x8b; | |
1610 | hci_cp.iac_lap[2] = 0x9e; | |
1611 | } | |
1612 | ||
1613 | hci_req_add(&req, HCI_OP_WRITE_CURRENT_IAC_LAP, | |
1614 | (hci_cp.num_iac * 3) + 1, &hci_cp); | |
1615 | ||
73f22f62 | 1616 | scan |= SCAN_INQUIRY; |
310a3d48 MH |
1617 | } else { |
1618 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1619 | } | |
73f22f62 | 1620 | |
310a3d48 | 1621 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan); |
bfaf8c9f | 1622 | |
9a43e25f JH |
1623 | update_ad: |
1624 | update_adv_data(&req); | |
1625 | ||
bfaf8c9f | 1626 | err = hci_req_run(&req, set_discoverable_complete); |
73f22f62 | 1627 | if (err < 0) |
a664b5bc | 1628 | mgmt_pending_remove(cmd); |
73f22f62 JH |
1629 | |
1630 | failed: | |
09fd0de5 | 1631 | hci_dev_unlock(hdev); |
73f22f62 JH |
1632 | return err; |
1633 | } | |
1634 | ||
406d7804 JH |
1635 | static void write_fast_connectable(struct hci_request *req, bool enable) |
1636 | { | |
bd98b996 | 1637 | struct hci_dev *hdev = req->hdev; |
406d7804 JH |
1638 | struct hci_cp_write_page_scan_activity acp; |
1639 | u8 type; | |
1640 | ||
547003b1 JH |
1641 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
1642 | return; | |
1643 | ||
4c01f8b8 JH |
1644 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
1645 | return; | |
1646 | ||
406d7804 JH |
1647 | if (enable) { |
1648 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1649 | ||
1650 | /* 160 msec page scan interval */ | |
dcf4adbf | 1651 | acp.interval = cpu_to_le16(0x0100); |
406d7804 JH |
1652 | } else { |
1653 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1654 | ||
1655 | /* default 1.28 sec page scan */ | |
dcf4adbf | 1656 | acp.interval = cpu_to_le16(0x0800); |
406d7804 JH |
1657 | } |
1658 | ||
dcf4adbf | 1659 | acp.window = cpu_to_le16(0x0012); |
406d7804 | 1660 | |
bd98b996 JH |
1661 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
1662 | __cpu_to_le16(hdev->page_scan_window) != acp.window) | |
1663 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1664 | sizeof(acp), &acp); | |
1665 | ||
1666 | if (hdev->page_scan_type != type) | |
1667 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
406d7804 JH |
1668 | } |
1669 | ||
2b76f453 JH |
1670 | static void set_connectable_complete(struct hci_dev *hdev, u8 status) |
1671 | { | |
1672 | struct pending_cmd *cmd; | |
d7b856f9 JH |
1673 | struct mgmt_mode *cp; |
1674 | bool changed; | |
2b76f453 JH |
1675 | |
1676 | BT_DBG("status 0x%02x", status); | |
1677 | ||
1678 | hci_dev_lock(hdev); | |
1679 | ||
1680 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1681 | if (!cmd) | |
1682 | goto unlock; | |
1683 | ||
37438c1f JH |
1684 | if (status) { |
1685 | u8 mgmt_err = mgmt_status(status); | |
1686 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
1687 | goto remove_cmd; | |
1688 | } | |
1689 | ||
d7b856f9 JH |
1690 | cp = cmd->param; |
1691 | if (cp->val) | |
1692 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1693 | else | |
1694 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1695 | ||
2b76f453 JH |
1696 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
1697 | ||
d7b856f9 JH |
1698 | if (changed) |
1699 | new_settings(hdev, cmd->sk); | |
1700 | ||
37438c1f | 1701 | remove_cmd: |
2b76f453 JH |
1702 | mgmt_pending_remove(cmd); |
1703 | ||
1704 | unlock: | |
1705 | hci_dev_unlock(hdev); | |
1706 | } | |
1707 | ||
e8ba3a1f JH |
1708 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1709 | struct sock *sk, u8 val) | |
1710 | { | |
1711 | bool changed = false; | |
1712 | int err; | |
1713 | ||
1714 | if (!!val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
1715 | changed = true; | |
1716 | ||
1717 | if (val) { | |
1718 | set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1719 | } else { | |
1720 | clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1721 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1722 | } | |
1723 | ||
1724 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1725 | if (err < 0) | |
1726 | return err; | |
1727 | ||
1728 | if (changed) | |
1729 | return new_settings(hdev, sk); | |
1730 | ||
1731 | return 0; | |
1732 | } | |
1733 | ||
bdb6d971 | 1734 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1735 | u16 len) |
9fbcbb45 | 1736 | { |
650f726d | 1737 | struct mgmt_mode *cp = data; |
366a0336 | 1738 | struct pending_cmd *cmd; |
2b76f453 | 1739 | struct hci_request req; |
1987fdc7 | 1740 | u8 scan; |
9fbcbb45 JH |
1741 | int err; |
1742 | ||
bdb6d971 | 1743 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1744 | |
1987fdc7 JH |
1745 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1746 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1747 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1987fdc7 | 1748 | MGMT_STATUS_REJECTED); |
33c525c0 | 1749 | |
a7e80f25 JH |
1750 | if (cp->val != 0x00 && cp->val != 0x01) |
1751 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, | |
1752 | MGMT_STATUS_INVALID_PARAMS); | |
1753 | ||
09fd0de5 | 1754 | hci_dev_lock(hdev); |
9fbcbb45 | 1755 | |
4b34ee78 | 1756 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1757 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1758 | goto failed; |
1759 | } | |
1760 | ||
2e58ef3e | 1761 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1762 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1763 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
04124681 | 1764 | MGMT_STATUS_BUSY); |
9fbcbb45 JH |
1765 | goto failed; |
1766 | } | |
1767 | ||
2e58ef3e | 1768 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1769 | if (!cmd) { |
1770 | err = -ENOMEM; | |
9fbcbb45 | 1771 | goto failed; |
366a0336 | 1772 | } |
9fbcbb45 | 1773 | |
9b74246f | 1774 | hci_req_init(&req, hdev); |
9fbcbb45 | 1775 | |
9a43e25f JH |
1776 | /* If BR/EDR is not enabled and we disable advertising as a |
1777 | * by-product of disabling connectable, we need to update the | |
1778 | * advertising flags. | |
1779 | */ | |
1780 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
1781 | if (!cp->val) { | |
1782 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1783 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1784 | } | |
1785 | update_adv_data(&req); | |
1786 | } else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) { | |
9b74246f JH |
1787 | if (cp->val) { |
1788 | scan = SCAN_PAGE; | |
1789 | } else { | |
1790 | scan = 0; | |
1791 | ||
1792 | if (test_bit(HCI_ISCAN, &hdev->flags) && | |
8d6083fe | 1793 | hdev->discov_timeout > 0) |
9b74246f JH |
1794 | cancel_delayed_work(&hdev->discov_off); |
1795 | } | |
2b76f453 | 1796 | |
9b74246f JH |
1797 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
1798 | } | |
2b76f453 | 1799 | |
4c01f8b8 JH |
1800 | /* If we're going from non-connectable to connectable or |
1801 | * vice-versa when fast connectable is enabled ensure that fast | |
1802 | * connectable gets disabled. write_fast_connectable won't do | |
1803 | * anything if the page scan parameters are already what they | |
1804 | * should be. | |
1805 | */ | |
1806 | if (cp->val || test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) | |
e36a3769 JH |
1807 | write_fast_connectable(&req, false); |
1808 | ||
1987fdc7 JH |
1809 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags) && |
1810 | hci_conn_num(hdev, LE_LINK) == 0) { | |
1811 | disable_advertising(&req); | |
1812 | enable_advertising(&req); | |
1813 | } | |
1814 | ||
2b76f453 | 1815 | err = hci_req_run(&req, set_connectable_complete); |
9b74246f | 1816 | if (err < 0) { |
a664b5bc | 1817 | mgmt_pending_remove(cmd); |
9b74246f | 1818 | if (err == -ENODATA) |
a81070ba JH |
1819 | err = set_connectable_update_settings(hdev, sk, |
1820 | cp->val); | |
9b74246f JH |
1821 | goto failed; |
1822 | } | |
9fbcbb45 JH |
1823 | |
1824 | failed: | |
09fd0de5 | 1825 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1826 | return err; |
1827 | } | |
1828 | ||
bdb6d971 | 1829 | static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1830 | u16 len) |
c542a06c | 1831 | { |
650f726d | 1832 | struct mgmt_mode *cp = data; |
55594356 | 1833 | bool changed; |
c542a06c JH |
1834 | int err; |
1835 | ||
bdb6d971 | 1836 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1837 | |
a7e80f25 JH |
1838 | if (cp->val != 0x00 && cp->val != 0x01) |
1839 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PAIRABLE, | |
1840 | MGMT_STATUS_INVALID_PARAMS); | |
1841 | ||
09fd0de5 | 1842 | hci_dev_lock(hdev); |
c542a06c JH |
1843 | |
1844 | if (cp->val) | |
55594356 | 1845 | changed = !test_and_set_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1846 | else |
55594356 | 1847 | changed = test_and_clear_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1848 | |
69ab39ea | 1849 | err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev); |
c542a06c | 1850 | if (err < 0) |
55594356 | 1851 | goto unlock; |
c542a06c | 1852 | |
55594356 MH |
1853 | if (changed) |
1854 | err = new_settings(hdev, sk); | |
c542a06c | 1855 | |
55594356 | 1856 | unlock: |
09fd0de5 | 1857 | hci_dev_unlock(hdev); |
c542a06c JH |
1858 | return err; |
1859 | } | |
1860 | ||
04124681 GP |
1861 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1862 | u16 len) | |
33ef95ed JH |
1863 | { |
1864 | struct mgmt_mode *cp = data; | |
1865 | struct pending_cmd *cmd; | |
e6fe7986 | 1866 | u8 val, status; |
33ef95ed JH |
1867 | int err; |
1868 | ||
bdb6d971 | 1869 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1870 | |
e6fe7986 JH |
1871 | status = mgmt_bredr_support(hdev); |
1872 | if (status) | |
33c525c0 | 1873 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
e6fe7986 | 1874 | status); |
33c525c0 | 1875 | |
a7e80f25 JH |
1876 | if (cp->val != 0x00 && cp->val != 0x01) |
1877 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, | |
1878 | MGMT_STATUS_INVALID_PARAMS); | |
1879 | ||
33ef95ed JH |
1880 | hci_dev_lock(hdev); |
1881 | ||
4b34ee78 | 1882 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1883 | bool changed = false; |
1884 | ||
1885 | if (!!cp->val != test_bit(HCI_LINK_SECURITY, | |
8ce8e2b5 | 1886 | &hdev->dev_flags)) { |
47990ea0 JH |
1887 | change_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
1888 | changed = true; | |
1889 | } | |
1890 | ||
1891 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1892 | if (err < 0) | |
1893 | goto failed; | |
1894 | ||
1895 | if (changed) | |
1896 | err = new_settings(hdev, sk); | |
1897 | ||
33ef95ed JH |
1898 | goto failed; |
1899 | } | |
1900 | ||
1901 | if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { | |
bdb6d971 | 1902 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
04124681 | 1903 | MGMT_STATUS_BUSY); |
33ef95ed JH |
1904 | goto failed; |
1905 | } | |
1906 | ||
1907 | val = !!cp->val; | |
1908 | ||
1909 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1910 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1911 | goto failed; | |
1912 | } | |
1913 | ||
1914 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1915 | if (!cmd) { | |
1916 | err = -ENOMEM; | |
1917 | goto failed; | |
1918 | } | |
1919 | ||
1920 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
1921 | if (err < 0) { | |
1922 | mgmt_pending_remove(cmd); | |
1923 | goto failed; | |
1924 | } | |
1925 | ||
1926 | failed: | |
1927 | hci_dev_unlock(hdev); | |
33ef95ed JH |
1928 | return err; |
1929 | } | |
1930 | ||
bdb6d971 | 1931 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
1932 | { |
1933 | struct mgmt_mode *cp = data; | |
1934 | struct pending_cmd *cmd; | |
72ef0c1a | 1935 | u8 status; |
ed2c4ee3 JH |
1936 | int err; |
1937 | ||
bdb6d971 | 1938 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 1939 | |
cdba5281 MH |
1940 | status = mgmt_bredr_support(hdev); |
1941 | if (status) | |
1942 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); | |
1943 | ||
13ecd8b6 JH |
1944 | if (!lmp_ssp_capable(hdev)) |
1945 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1946 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 1947 | |
a7e80f25 JH |
1948 | if (cp->val != 0x00 && cp->val != 0x01) |
1949 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1950 | MGMT_STATUS_INVALID_PARAMS); | |
1951 | ||
13ecd8b6 | 1952 | hci_dev_lock(hdev); |
6c8f12c1 | 1953 | |
4b34ee78 | 1954 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 1955 | bool changed; |
c0ecddc2 | 1956 | |
9ecb3e24 MH |
1957 | if (cp->val) { |
1958 | changed = !test_and_set_bit(HCI_SSP_ENABLED, | |
1959 | &hdev->dev_flags); | |
1960 | } else { | |
1961 | changed = test_and_clear_bit(HCI_SSP_ENABLED, | |
1962 | &hdev->dev_flags); | |
1963 | if (!changed) | |
1964 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
1965 | &hdev->dev_flags); | |
1966 | else | |
1967 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
c0ecddc2 JH |
1968 | } |
1969 | ||
1970 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1971 | if (err < 0) | |
1972 | goto failed; | |
1973 | ||
1974 | if (changed) | |
1975 | err = new_settings(hdev, sk); | |
1976 | ||
ed2c4ee3 JH |
1977 | goto failed; |
1978 | } | |
1979 | ||
9ecb3e24 MH |
1980 | if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev) || |
1981 | mgmt_pending_find(MGMT_OP_SET_HS, hdev)) { | |
d97dcb66 SJ |
1982 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1983 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
1984 | goto failed; |
1985 | } | |
1986 | ||
72ef0c1a | 1987 | if (!!cp->val == test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
ed2c4ee3 JH |
1988 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
1989 | goto failed; | |
1990 | } | |
1991 | ||
1992 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
1993 | if (!cmd) { | |
1994 | err = -ENOMEM; | |
1995 | goto failed; | |
1996 | } | |
1997 | ||
3769972b JH |
1998 | if (!cp->val && test_bit(HCI_USE_DEBUG_KEYS, &hdev->dev_flags)) |
1999 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
2000 | sizeof(cp->val), &cp->val); | |
2001 | ||
72ef0c1a | 2002 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
2003 | if (err < 0) { |
2004 | mgmt_pending_remove(cmd); | |
2005 | goto failed; | |
2006 | } | |
2007 | ||
2008 | failed: | |
2009 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
2010 | return err; |
2011 | } | |
2012 | ||
bdb6d971 | 2013 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
2014 | { |
2015 | struct mgmt_mode *cp = data; | |
ee392693 | 2016 | bool changed; |
e6fe7986 | 2017 | u8 status; |
ee392693 | 2018 | int err; |
6d80dfd0 | 2019 | |
bdb6d971 | 2020 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 2021 | |
e6fe7986 JH |
2022 | status = mgmt_bredr_support(hdev); |
2023 | if (status) | |
2024 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); | |
6d80dfd0 | 2025 | |
9ecb3e24 MH |
2026 | if (!lmp_ssp_capable(hdev)) |
2027 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2028 | MGMT_STATUS_NOT_SUPPORTED); | |
2029 | ||
2030 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
2031 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2032 | MGMT_STATUS_REJECTED); | |
2033 | ||
a7e80f25 JH |
2034 | if (cp->val != 0x00 && cp->val != 0x01) |
2035 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2036 | MGMT_STATUS_INVALID_PARAMS); | |
2037 | ||
ee392693 MH |
2038 | hci_dev_lock(hdev); |
2039 | ||
a0cdf960 | 2040 | if (cp->val) { |
ee392693 | 2041 | changed = !test_and_set_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 MH |
2042 | } else { |
2043 | if (hdev_is_powered(hdev)) { | |
2044 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
2045 | MGMT_STATUS_REJECTED); | |
2046 | goto unlock; | |
2047 | } | |
2048 | ||
ee392693 | 2049 | changed = test_and_clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 | 2050 | } |
ee392693 MH |
2051 | |
2052 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
2053 | if (err < 0) | |
2054 | goto unlock; | |
2055 | ||
2056 | if (changed) | |
2057 | err = new_settings(hdev, sk); | |
6d80dfd0 | 2058 | |
ee392693 MH |
2059 | unlock: |
2060 | hci_dev_unlock(hdev); | |
2061 | return err; | |
6d80dfd0 JH |
2062 | } |
2063 | ||
416a4ae5 JH |
2064 | static void le_enable_complete(struct hci_dev *hdev, u8 status) |
2065 | { | |
2066 | struct cmd_lookup match = { NULL, hdev }; | |
2067 | ||
2068 | if (status) { | |
2069 | u8 mgmt_err = mgmt_status(status); | |
2070 | ||
2071 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
2072 | &mgmt_err); | |
2073 | return; | |
2074 | } | |
2075 | ||
2076 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
2077 | ||
2078 | new_settings(hdev, match.sk); | |
2079 | ||
2080 | if (match.sk) | |
2081 | sock_put(match.sk); | |
441ad2d0 MH |
2082 | |
2083 | /* Make sure the controller has a good default for | |
2084 | * advertising data. Restrict the update to when LE | |
2085 | * has actually been enabled. During power on, the | |
2086 | * update in powered_update_hci will take care of it. | |
2087 | */ | |
2088 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
2089 | struct hci_request req; | |
2090 | ||
2091 | hci_dev_lock(hdev); | |
2092 | ||
2093 | hci_req_init(&req, hdev); | |
5947f4bc | 2094 | update_adv_data(&req); |
f14d8f64 | 2095 | update_scan_rsp_data(&req); |
441ad2d0 MH |
2096 | hci_req_run(&req, NULL); |
2097 | ||
2098 | hci_dev_unlock(hdev); | |
2099 | } | |
416a4ae5 JH |
2100 | } |
2101 | ||
bdb6d971 | 2102 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
2103 | { |
2104 | struct mgmt_mode *cp = data; | |
2105 | struct hci_cp_write_le_host_supported hci_cp; | |
2106 | struct pending_cmd *cmd; | |
416a4ae5 | 2107 | struct hci_request req; |
06199cf8 | 2108 | int err; |
0b60eba1 | 2109 | u8 val, enabled; |
06199cf8 | 2110 | |
bdb6d971 | 2111 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 2112 | |
13ecd8b6 JH |
2113 | if (!lmp_le_capable(hdev)) |
2114 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
2115 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 2116 | |
a7e80f25 JH |
2117 | if (cp->val != 0x00 && cp->val != 0x01) |
2118 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
2119 | MGMT_STATUS_INVALID_PARAMS); | |
2120 | ||
c73eee91 | 2121 | /* LE-only devices do not allow toggling LE on/off */ |
56f87901 | 2122 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
c73eee91 JH |
2123 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
2124 | MGMT_STATUS_REJECTED); | |
2125 | ||
13ecd8b6 | 2126 | hci_dev_lock(hdev); |
06199cf8 JH |
2127 | |
2128 | val = !!cp->val; | |
ffa88e02 | 2129 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 2130 | |
0b60eba1 | 2131 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
2132 | bool changed = false; |
2133 | ||
2134 | if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
2135 | change_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
2136 | changed = true; | |
2137 | } | |
2138 | ||
f3d3444a JH |
2139 | if (!val && test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
2140 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
eeca6f89 JH |
2141 | changed = true; |
2142 | } | |
2143 | ||
06199cf8 JH |
2144 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
2145 | if (err < 0) | |
1de028ce | 2146 | goto unlock; |
06199cf8 JH |
2147 | |
2148 | if (changed) | |
2149 | err = new_settings(hdev, sk); | |
2150 | ||
1de028ce | 2151 | goto unlock; |
06199cf8 JH |
2152 | } |
2153 | ||
4375f103 JH |
2154 | if (mgmt_pending_find(MGMT_OP_SET_LE, hdev) || |
2155 | mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
bdb6d971 | 2156 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
04124681 | 2157 | MGMT_STATUS_BUSY); |
1de028ce | 2158 | goto unlock; |
06199cf8 JH |
2159 | } |
2160 | ||
2161 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
2162 | if (!cmd) { | |
2163 | err = -ENOMEM; | |
1de028ce | 2164 | goto unlock; |
06199cf8 JH |
2165 | } |
2166 | ||
441ad2d0 MH |
2167 | hci_req_init(&req, hdev); |
2168 | ||
06199cf8 JH |
2169 | memset(&hci_cp, 0, sizeof(hci_cp)); |
2170 | ||
2171 | if (val) { | |
2172 | hci_cp.le = val; | |
ffa88e02 | 2173 | hci_cp.simul = lmp_le_br_capable(hdev); |
441ad2d0 MH |
2174 | } else { |
2175 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
2176 | disable_advertising(&req); | |
06199cf8 JH |
2177 | } |
2178 | ||
416a4ae5 JH |
2179 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
2180 | &hci_cp); | |
2181 | ||
2182 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 2183 | if (err < 0) |
06199cf8 | 2184 | mgmt_pending_remove(cmd); |
06199cf8 | 2185 | |
1de028ce JH |
2186 | unlock: |
2187 | hci_dev_unlock(hdev); | |
06199cf8 JH |
2188 | return err; |
2189 | } | |
2190 | ||
0cab9c80 JH |
2191 | /* This is a helper function to test for pending mgmt commands that can |
2192 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
2193 | * mgmt command at a time since otherwise we cannot easily track what | |
2194 | * the current values are, will be, and based on that calculate if a new | |
2195 | * HCI command needs to be sent and if yes with what value. | |
2196 | */ | |
2197 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
2198 | { | |
2199 | struct pending_cmd *cmd; | |
2200 | ||
2201 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
2202 | switch (cmd->opcode) { | |
2203 | case MGMT_OP_ADD_UUID: | |
2204 | case MGMT_OP_REMOVE_UUID: | |
2205 | case MGMT_OP_SET_DEV_CLASS: | |
2206 | case MGMT_OP_SET_POWERED: | |
2207 | return true; | |
2208 | } | |
2209 | } | |
2210 | ||
2211 | return false; | |
2212 | } | |
2213 | ||
83be8eca JH |
2214 | static const u8 bluetooth_base_uuid[] = { |
2215 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
2216 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2217 | }; | |
2218 | ||
2219 | static u8 get_uuid_size(const u8 *uuid) | |
2220 | { | |
2221 | u32 val; | |
2222 | ||
2223 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
2224 | return 128; | |
2225 | ||
2226 | val = get_unaligned_le32(&uuid[12]); | |
2227 | if (val > 0xffff) | |
2228 | return 32; | |
2229 | ||
2230 | return 16; | |
2231 | } | |
2232 | ||
92da6097 JH |
2233 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
2234 | { | |
2235 | struct pending_cmd *cmd; | |
2236 | ||
2237 | hci_dev_lock(hdev); | |
2238 | ||
2239 | cmd = mgmt_pending_find(mgmt_op, hdev); | |
2240 | if (!cmd) | |
2241 | goto unlock; | |
2242 | ||
2243 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
2244 | hdev->dev_class, 3); | |
2245 | ||
2246 | mgmt_pending_remove(cmd); | |
2247 | ||
2248 | unlock: | |
2249 | hci_dev_unlock(hdev); | |
2250 | } | |
2251 | ||
2252 | static void add_uuid_complete(struct hci_dev *hdev, u8 status) | |
2253 | { | |
2254 | BT_DBG("status 0x%02x", status); | |
2255 | ||
2256 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
2257 | } | |
2258 | ||
bdb6d971 | 2259 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 2260 | { |
650f726d | 2261 | struct mgmt_cp_add_uuid *cp = data; |
90e70454 | 2262 | struct pending_cmd *cmd; |
890ea898 | 2263 | struct hci_request req; |
2aeb9a1a | 2264 | struct bt_uuid *uuid; |
2aeb9a1a JH |
2265 | int err; |
2266 | ||
bdb6d971 | 2267 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2268 | |
09fd0de5 | 2269 | hci_dev_lock(hdev); |
2aeb9a1a | 2270 | |
0cab9c80 | 2271 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2272 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
04124681 | 2273 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2274 | goto failed; |
2275 | } | |
2276 | ||
92c4c204 | 2277 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
2278 | if (!uuid) { |
2279 | err = -ENOMEM; | |
2280 | goto failed; | |
2281 | } | |
2282 | ||
2283 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 2284 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 2285 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 2286 | |
de66aa63 | 2287 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 2288 | |
890ea898 | 2289 | hci_req_init(&req, hdev); |
1aff6f09 | 2290 | |
890ea898 JH |
2291 | update_class(&req); |
2292 | update_eir(&req); | |
2293 | ||
92da6097 JH |
2294 | err = hci_req_run(&req, add_uuid_complete); |
2295 | if (err < 0) { | |
2296 | if (err != -ENODATA) | |
2297 | goto failed; | |
80a1e1db | 2298 | |
bdb6d971 | 2299 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
04124681 | 2300 | hdev->dev_class, 3); |
90e70454 JH |
2301 | goto failed; |
2302 | } | |
2303 | ||
2304 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 2305 | if (!cmd) { |
90e70454 | 2306 | err = -ENOMEM; |
890ea898 JH |
2307 | goto failed; |
2308 | } | |
2309 | ||
2310 | err = 0; | |
2aeb9a1a JH |
2311 | |
2312 | failed: | |
09fd0de5 | 2313 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2314 | return err; |
2315 | } | |
2316 | ||
24b78d0f JH |
2317 | static bool enable_service_cache(struct hci_dev *hdev) |
2318 | { | |
2319 | if (!hdev_is_powered(hdev)) | |
2320 | return false; | |
2321 | ||
2322 | if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { | |
46818ed5 JH |
2323 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
2324 | CACHE_TIMEOUT); | |
24b78d0f JH |
2325 | return true; |
2326 | } | |
2327 | ||
2328 | return false; | |
2329 | } | |
2330 | ||
92da6097 JH |
2331 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status) |
2332 | { | |
2333 | BT_DBG("status 0x%02x", status); | |
2334 | ||
2335 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
2336 | } | |
2337 | ||
bdb6d971 | 2338 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2339 | u16 len) |
2aeb9a1a | 2340 | { |
650f726d | 2341 | struct mgmt_cp_remove_uuid *cp = data; |
90e70454 | 2342 | struct pending_cmd *cmd; |
056341c8 | 2343 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 2344 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 2345 | struct hci_request req; |
2aeb9a1a JH |
2346 | int err, found; |
2347 | ||
bdb6d971 | 2348 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2349 | |
09fd0de5 | 2350 | hci_dev_lock(hdev); |
2aeb9a1a | 2351 | |
0cab9c80 | 2352 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2353 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2354 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2355 | goto unlock; |
2356 | } | |
2357 | ||
2aeb9a1a | 2358 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
35f7498a | 2359 | hci_uuids_clear(hdev); |
4004b6d9 | 2360 | |
24b78d0f | 2361 | if (enable_service_cache(hdev)) { |
bdb6d971 | 2362 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2363 | 0, hdev->dev_class, 3); |
24b78d0f JH |
2364 | goto unlock; |
2365 | } | |
4004b6d9 | 2366 | |
9246a869 | 2367 | goto update_class; |
2aeb9a1a JH |
2368 | } |
2369 | ||
2370 | found = 0; | |
2371 | ||
056341c8 | 2372 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
2373 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
2374 | continue; | |
2375 | ||
2376 | list_del(&match->list); | |
482049f7 | 2377 | kfree(match); |
2aeb9a1a JH |
2378 | found++; |
2379 | } | |
2380 | ||
2381 | if (found == 0) { | |
bdb6d971 | 2382 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2383 | MGMT_STATUS_INVALID_PARAMS); |
2aeb9a1a JH |
2384 | goto unlock; |
2385 | } | |
2386 | ||
9246a869 | 2387 | update_class: |
890ea898 | 2388 | hci_req_init(&req, hdev); |
1aff6f09 | 2389 | |
890ea898 JH |
2390 | update_class(&req); |
2391 | update_eir(&req); | |
2392 | ||
92da6097 JH |
2393 | err = hci_req_run(&req, remove_uuid_complete); |
2394 | if (err < 0) { | |
2395 | if (err != -ENODATA) | |
2396 | goto unlock; | |
80a1e1db | 2397 | |
bdb6d971 | 2398 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
04124681 | 2399 | hdev->dev_class, 3); |
90e70454 JH |
2400 | goto unlock; |
2401 | } | |
2402 | ||
2403 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 2404 | if (!cmd) { |
90e70454 | 2405 | err = -ENOMEM; |
890ea898 JH |
2406 | goto unlock; |
2407 | } | |
2408 | ||
2409 | err = 0; | |
2aeb9a1a JH |
2410 | |
2411 | unlock: | |
09fd0de5 | 2412 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2413 | return err; |
2414 | } | |
2415 | ||
92da6097 JH |
2416 | static void set_class_complete(struct hci_dev *hdev, u8 status) |
2417 | { | |
2418 | BT_DBG("status 0x%02x", status); | |
2419 | ||
2420 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
2421 | } | |
2422 | ||
bdb6d971 | 2423 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2424 | u16 len) |
1aff6f09 | 2425 | { |
650f726d | 2426 | struct mgmt_cp_set_dev_class *cp = data; |
90e70454 | 2427 | struct pending_cmd *cmd; |
890ea898 | 2428 | struct hci_request req; |
1aff6f09 JH |
2429 | int err; |
2430 | ||
bdb6d971 | 2431 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 2432 | |
6203fc98 | 2433 | if (!lmp_bredr_capable(hdev)) |
13ecd8b6 JH |
2434 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2435 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2436 | |
0cab9c80 | 2437 | hci_dev_lock(hdev); |
ee98f473 | 2438 | |
0cab9c80 JH |
2439 | if (pending_eir_or_class(hdev)) { |
2440 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2441 | MGMT_STATUS_BUSY); | |
2442 | goto unlock; | |
2443 | } | |
c95f0ba7 | 2444 | |
0cab9c80 JH |
2445 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
2446 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2447 | MGMT_STATUS_INVALID_PARAMS); | |
2448 | goto unlock; | |
2449 | } | |
575b3a02 | 2450 | |
932f5ff5 JH |
2451 | hdev->major_class = cp->major; |
2452 | hdev->minor_class = cp->minor; | |
2453 | ||
b5235a65 | 2454 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2455 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2456 | hdev->dev_class, 3); |
b5235a65 JH |
2457 | goto unlock; |
2458 | } | |
2459 | ||
890ea898 JH |
2460 | hci_req_init(&req, hdev); |
2461 | ||
a8b2d5c2 | 2462 | if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { |
7d78525d JH |
2463 | hci_dev_unlock(hdev); |
2464 | cancel_delayed_work_sync(&hdev->service_cache); | |
2465 | hci_dev_lock(hdev); | |
890ea898 | 2466 | update_eir(&req); |
7d78525d | 2467 | } |
14c0b608 | 2468 | |
890ea898 JH |
2469 | update_class(&req); |
2470 | ||
92da6097 JH |
2471 | err = hci_req_run(&req, set_class_complete); |
2472 | if (err < 0) { | |
2473 | if (err != -ENODATA) | |
2474 | goto unlock; | |
1aff6f09 | 2475 | |
bdb6d971 | 2476 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2477 | hdev->dev_class, 3); |
90e70454 JH |
2478 | goto unlock; |
2479 | } | |
2480 | ||
2481 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2482 | if (!cmd) { |
90e70454 | 2483 | err = -ENOMEM; |
890ea898 JH |
2484 | goto unlock; |
2485 | } | |
2486 | ||
2487 | err = 0; | |
1aff6f09 | 2488 | |
b5235a65 | 2489 | unlock: |
09fd0de5 | 2490 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2491 | return err; |
2492 | } | |
2493 | ||
bdb6d971 | 2494 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2495 | u16 len) |
55ed8ca1 | 2496 | { |
650f726d | 2497 | struct mgmt_cp_load_link_keys *cp = data; |
ba1d6936 JH |
2498 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
2499 | sizeof(struct mgmt_link_key_info)); | |
4e51eae9 | 2500 | u16 key_count, expected_len; |
b1de97d8 | 2501 | bool changed; |
a492cd52 | 2502 | int i; |
55ed8ca1 | 2503 | |
9060d5cf MH |
2504 | BT_DBG("request for %s", hdev->name); |
2505 | ||
2506 | if (!lmp_bredr_capable(hdev)) | |
2507 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2508 | MGMT_STATUS_NOT_SUPPORTED); | |
2509 | ||
1f350c87 | 2510 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
2511 | if (key_count > max_key_count) { |
2512 | BT_ERR("load_link_keys: too big key_count value %u", | |
2513 | key_count); | |
2514 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2515 | MGMT_STATUS_INVALID_PARAMS); | |
2516 | } | |
55ed8ca1 | 2517 | |
86742e1e JH |
2518 | expected_len = sizeof(*cp) + key_count * |
2519 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2520 | if (expected_len != len) { |
86742e1e | 2521 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
2606ecbc | 2522 | expected_len, len); |
bdb6d971 | 2523 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
04124681 | 2524 | MGMT_STATUS_INVALID_PARAMS); |
55ed8ca1 JH |
2525 | } |
2526 | ||
4ae14301 JH |
2527 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
2528 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2529 | MGMT_STATUS_INVALID_PARAMS); | |
2530 | ||
bdb6d971 | 2531 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2532 | key_count); |
55ed8ca1 | 2533 | |
4ee71b20 JH |
2534 | for (i = 0; i < key_count; i++) { |
2535 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2536 | ||
8e991132 | 2537 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
4ee71b20 JH |
2538 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2539 | MGMT_STATUS_INVALID_PARAMS); | |
2540 | } | |
2541 | ||
09fd0de5 | 2542 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2543 | |
2544 | hci_link_keys_clear(hdev); | |
2545 | ||
55ed8ca1 | 2546 | if (cp->debug_keys) |
0663b297 JH |
2547 | changed = !test_and_set_bit(HCI_KEEP_DEBUG_KEYS, |
2548 | &hdev->dev_flags); | |
55ed8ca1 | 2549 | else |
0663b297 JH |
2550 | changed = test_and_clear_bit(HCI_KEEP_DEBUG_KEYS, |
2551 | &hdev->dev_flags); | |
b1de97d8 MH |
2552 | |
2553 | if (changed) | |
2554 | new_settings(hdev, NULL); | |
55ed8ca1 | 2555 | |
a492cd52 | 2556 | for (i = 0; i < key_count; i++) { |
86742e1e | 2557 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2558 | |
58e9293c JH |
2559 | /* Always ignore debug keys and require a new pairing if |
2560 | * the user wants to use them. | |
2561 | */ | |
2562 | if (key->type == HCI_LK_DEBUG_COMBINATION) | |
2563 | continue; | |
2564 | ||
7652ff6a JH |
2565 | hci_add_link_key(hdev, NULL, &key->addr.bdaddr, key->val, |
2566 | key->type, key->pin_len, NULL); | |
55ed8ca1 JH |
2567 | } |
2568 | ||
bdb6d971 | 2569 | cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2570 | |
09fd0de5 | 2571 | hci_dev_unlock(hdev); |
55ed8ca1 | 2572 | |
a492cd52 | 2573 | return 0; |
55ed8ca1 JH |
2574 | } |
2575 | ||
b1078ad0 | 2576 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2577 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2578 | { |
2579 | struct mgmt_ev_device_unpaired ev; | |
2580 | ||
2581 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2582 | ev.addr.type = addr_type; | |
2583 | ||
2584 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2585 | skip_sk); |
b1078ad0 JH |
2586 | } |
2587 | ||
bdb6d971 | 2588 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2589 | u16 len) |
55ed8ca1 | 2590 | { |
124f6e35 JH |
2591 | struct mgmt_cp_unpair_device *cp = data; |
2592 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
2593 | struct hci_cp_disconnect dc; |
2594 | struct pending_cmd *cmd; | |
55ed8ca1 | 2595 | struct hci_conn *conn; |
55ed8ca1 JH |
2596 | int err; |
2597 | ||
a8a1d19e | 2598 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2599 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2600 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2601 | |
4ee71b20 JH |
2602 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2603 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2604 | MGMT_STATUS_INVALID_PARAMS, | |
2605 | &rp, sizeof(rp)); | |
2606 | ||
118da70b JH |
2607 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2608 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2609 | MGMT_STATUS_INVALID_PARAMS, | |
2610 | &rp, sizeof(rp)); | |
2611 | ||
4ee71b20 JH |
2612 | hci_dev_lock(hdev); |
2613 | ||
86a8cfc6 | 2614 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2615 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2616 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); |
86a8cfc6 JH |
2617 | goto unlock; |
2618 | } | |
2619 | ||
e0b2b27e | 2620 | if (cp->addr.type == BDADDR_BREDR) { |
124f6e35 | 2621 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
e0b2b27e JH |
2622 | } else { |
2623 | u8 addr_type; | |
2624 | ||
2625 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
2626 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2627 | else | |
2628 | addr_type = ADDR_LE_DEV_RANDOM; | |
2629 | ||
a7ec7338 JH |
2630 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); |
2631 | ||
a9b0a04c AG |
2632 | hci_conn_params_del(hdev, &cp->addr.bdaddr, addr_type); |
2633 | ||
e0b2b27e JH |
2634 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); |
2635 | } | |
b0dbfb46 | 2636 | |
55ed8ca1 | 2637 | if (err < 0) { |
bdb6d971 | 2638 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2639 | MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); |
55ed8ca1 JH |
2640 | goto unlock; |
2641 | } | |
2642 | ||
86a8cfc6 | 2643 | if (cp->disconnect) { |
591f47f3 | 2644 | if (cp->addr.type == BDADDR_BREDR) |
86a8cfc6 | 2645 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
8ce8e2b5 | 2646 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2647 | else |
2648 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, | |
8ce8e2b5 | 2649 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2650 | } else { |
2651 | conn = NULL; | |
2652 | } | |
124f6e35 | 2653 | |
a8a1d19e | 2654 | if (!conn) { |
bdb6d971 | 2655 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
04124681 | 2656 | &rp, sizeof(rp)); |
b1078ad0 | 2657 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2658 | goto unlock; |
2659 | } | |
55ed8ca1 | 2660 | |
124f6e35 | 2661 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2662 | sizeof(*cp)); |
a8a1d19e JH |
2663 | if (!cmd) { |
2664 | err = -ENOMEM; | |
2665 | goto unlock; | |
55ed8ca1 JH |
2666 | } |
2667 | ||
eb55ef07 | 2668 | dc.handle = cpu_to_le16(conn->handle); |
a8a1d19e JH |
2669 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
2670 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2671 | if (err < 0) | |
2672 | mgmt_pending_remove(cmd); | |
2673 | ||
55ed8ca1 | 2674 | unlock: |
09fd0de5 | 2675 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2676 | return err; |
2677 | } | |
2678 | ||
bdb6d971 | 2679 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2680 | u16 len) |
8962ee74 | 2681 | { |
650f726d | 2682 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2683 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2684 | struct hci_cp_disconnect dc; |
366a0336 | 2685 | struct pending_cmd *cmd; |
8962ee74 | 2686 | struct hci_conn *conn; |
8962ee74 JH |
2687 | int err; |
2688 | ||
2689 | BT_DBG(""); | |
2690 | ||
06a63b19 JH |
2691 | memset(&rp, 0, sizeof(rp)); |
2692 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2693 | rp.addr.type = cp->addr.type; | |
2694 | ||
4ee71b20 | 2695 | if (!bdaddr_type_is_valid(cp->addr.type)) |
06a63b19 JH |
2696 | return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2697 | MGMT_STATUS_INVALID_PARAMS, | |
2698 | &rp, sizeof(rp)); | |
4ee71b20 | 2699 | |
09fd0de5 | 2700 | hci_dev_lock(hdev); |
8962ee74 JH |
2701 | |
2702 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
06a63b19 JH |
2703 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2704 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
8962ee74 JH |
2705 | goto failed; |
2706 | } | |
2707 | ||
2e58ef3e | 2708 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) { |
06a63b19 JH |
2709 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2710 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2711 | goto failed; |
2712 | } | |
2713 | ||
591f47f3 | 2714 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2715 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2716 | &cp->addr.bdaddr); | |
88c3df13 JH |
2717 | else |
2718 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 2719 | |
f960727e | 2720 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
06a63b19 JH |
2721 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2722 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
8962ee74 JH |
2723 | goto failed; |
2724 | } | |
2725 | ||
2e58ef3e | 2726 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2727 | if (!cmd) { |
2728 | err = -ENOMEM; | |
8962ee74 | 2729 | goto failed; |
366a0336 | 2730 | } |
8962ee74 | 2731 | |
eb55ef07 | 2732 | dc.handle = cpu_to_le16(conn->handle); |
3701f944 | 2733 | dc.reason = HCI_ERROR_REMOTE_USER_TERM; |
8962ee74 JH |
2734 | |
2735 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2736 | if (err < 0) | |
a664b5bc | 2737 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2738 | |
2739 | failed: | |
09fd0de5 | 2740 | hci_dev_unlock(hdev); |
8962ee74 JH |
2741 | return err; |
2742 | } | |
2743 | ||
57c1477c | 2744 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2745 | { |
2746 | switch (link_type) { | |
2747 | case LE_LINK: | |
48264f06 JH |
2748 | switch (addr_type) { |
2749 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2750 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2751 | |
48264f06 | 2752 | default: |
0ed09148 | 2753 | /* Fallback to LE Random address type */ |
591f47f3 | 2754 | return BDADDR_LE_RANDOM; |
48264f06 | 2755 | } |
0ed09148 | 2756 | |
4c659c39 | 2757 | default: |
0ed09148 | 2758 | /* Fallback to BR/EDR type */ |
591f47f3 | 2759 | return BDADDR_BREDR; |
4c659c39 JH |
2760 | } |
2761 | } | |
2762 | ||
04124681 GP |
2763 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2764 | u16 data_len) | |
2784eb41 | 2765 | { |
2784eb41 | 2766 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2767 | struct hci_conn *c; |
a38528f1 | 2768 | size_t rp_len; |
60fc5fb6 JH |
2769 | int err; |
2770 | u16 i; | |
2784eb41 JH |
2771 | |
2772 | BT_DBG(""); | |
2773 | ||
09fd0de5 | 2774 | hci_dev_lock(hdev); |
2784eb41 | 2775 | |
5f97c1df | 2776 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2777 | err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
04124681 | 2778 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2779 | goto unlock; |
2780 | } | |
2781 | ||
60fc5fb6 | 2782 | i = 0; |
b644ba33 JH |
2783 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2784 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2785 | i++; |
2784eb41 JH |
2786 | } |
2787 | ||
60fc5fb6 | 2788 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2789 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2790 | if (!rp) { |
2784eb41 JH |
2791 | err = -ENOMEM; |
2792 | goto unlock; | |
2793 | } | |
2794 | ||
2784eb41 | 2795 | i = 0; |
4c659c39 | 2796 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2797 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2798 | continue; | |
4c659c39 | 2799 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2800 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2801 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2802 | continue; |
2803 | i++; | |
2804 | } | |
2805 | ||
eb55ef07 | 2806 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2807 | |
4c659c39 JH |
2808 | /* Recalculate length in case of filtered SCO connections, etc */ |
2809 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2810 | |
bdb6d971 | 2811 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
04124681 | 2812 | rp_len); |
2784eb41 | 2813 | |
a38528f1 | 2814 | kfree(rp); |
5f97c1df JH |
2815 | |
2816 | unlock: | |
09fd0de5 | 2817 | hci_dev_unlock(hdev); |
2784eb41 JH |
2818 | return err; |
2819 | } | |
2820 | ||
bdb6d971 | 2821 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2822 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 WR |
2823 | { |
2824 | struct pending_cmd *cmd; | |
2825 | int err; | |
2826 | ||
2e58ef3e | 2827 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2828 | sizeof(*cp)); |
96d97a67 WR |
2829 | if (!cmd) |
2830 | return -ENOMEM; | |
2831 | ||
d8457698 | 2832 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2833 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2834 | if (err < 0) |
2835 | mgmt_pending_remove(cmd); | |
2836 | ||
2837 | return err; | |
2838 | } | |
2839 | ||
bdb6d971 | 2840 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2841 | u16 len) |
980e1a53 | 2842 | { |
96d97a67 | 2843 | struct hci_conn *conn; |
650f726d | 2844 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2845 | struct hci_cp_pin_code_reply reply; |
366a0336 | 2846 | struct pending_cmd *cmd; |
980e1a53 JH |
2847 | int err; |
2848 | ||
2849 | BT_DBG(""); | |
2850 | ||
09fd0de5 | 2851 | hci_dev_lock(hdev); |
980e1a53 | 2852 | |
4b34ee78 | 2853 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2854 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2855 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
2856 | goto failed; |
2857 | } | |
2858 | ||
d8457698 | 2859 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2860 | if (!conn) { |
bdb6d971 | 2861 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2862 | MGMT_STATUS_NOT_CONNECTED); |
96d97a67 WR |
2863 | goto failed; |
2864 | } | |
2865 | ||
2866 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2867 | struct mgmt_cp_pin_code_neg_reply ncp; |
2868 | ||
2869 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2870 | |
2871 | BT_ERR("PIN code is not 16 bytes long"); | |
2872 | ||
bdb6d971 | 2873 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2874 | if (err >= 0) |
bdb6d971 | 2875 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2876 | MGMT_STATUS_INVALID_PARAMS); |
96d97a67 WR |
2877 | |
2878 | goto failed; | |
2879 | } | |
2880 | ||
00abfe44 | 2881 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2882 | if (!cmd) { |
2883 | err = -ENOMEM; | |
980e1a53 | 2884 | goto failed; |
366a0336 | 2885 | } |
980e1a53 | 2886 | |
d8457698 | 2887 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 2888 | reply.pin_len = cp->pin_len; |
24718ca5 | 2889 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
2890 | |
2891 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
2892 | if (err < 0) | |
a664b5bc | 2893 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2894 | |
2895 | failed: | |
09fd0de5 | 2896 | hci_dev_unlock(hdev); |
980e1a53 JH |
2897 | return err; |
2898 | } | |
2899 | ||
04124681 GP |
2900 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
2901 | u16 len) | |
17fa4b9d | 2902 | { |
650f726d | 2903 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
2904 | |
2905 | BT_DBG(""); | |
2906 | ||
4ec86d4c JH |
2907 | if (cp->io_capability > SMP_IO_KEYBOARD_DISPLAY) |
2908 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, | |
2909 | MGMT_STATUS_INVALID_PARAMS, NULL, 0); | |
2910 | ||
09fd0de5 | 2911 | hci_dev_lock(hdev); |
17fa4b9d JH |
2912 | |
2913 | hdev->io_capability = cp->io_capability; | |
2914 | ||
2915 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 2916 | hdev->io_capability); |
17fa4b9d | 2917 | |
09fd0de5 | 2918 | hci_dev_unlock(hdev); |
17fa4b9d | 2919 | |
04124681 GP |
2920 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL, |
2921 | 0); | |
17fa4b9d JH |
2922 | } |
2923 | ||
6039aa73 | 2924 | static struct pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
2925 | { |
2926 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 2927 | struct pending_cmd *cmd; |
e9a416b5 | 2928 | |
2e58ef3e | 2929 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
2930 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
2931 | continue; | |
2932 | ||
e9a416b5 JH |
2933 | if (cmd->user_data != conn) |
2934 | continue; | |
2935 | ||
2936 | return cmd; | |
2937 | } | |
2938 | ||
2939 | return NULL; | |
2940 | } | |
2941 | ||
2942 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
2943 | { | |
2944 | struct mgmt_rp_pair_device rp; | |
2945 | struct hci_conn *conn = cmd->user_data; | |
2946 | ||
61b1a7fb JH |
2947 | bacpy(&rp.addr.bdaddr, &conn->dst); |
2948 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
e9a416b5 | 2949 | |
aee9b218 | 2950 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, |
04124681 | 2951 | &rp, sizeof(rp)); |
e9a416b5 JH |
2952 | |
2953 | /* So we don't get further callbacks for this connection */ | |
2954 | conn->connect_cfm_cb = NULL; | |
2955 | conn->security_cfm_cb = NULL; | |
2956 | conn->disconn_cfm_cb = NULL; | |
2957 | ||
76a68ba0 | 2958 | hci_conn_drop(conn); |
e9a416b5 | 2959 | |
a664b5bc | 2960 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
2961 | } |
2962 | ||
f4a407be JH |
2963 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
2964 | { | |
2965 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; | |
2966 | struct pending_cmd *cmd; | |
2967 | ||
2968 | cmd = find_pairing(conn); | |
2969 | if (cmd) | |
2970 | pairing_complete(cmd, status); | |
2971 | } | |
2972 | ||
e9a416b5 JH |
2973 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
2974 | { | |
2975 | struct pending_cmd *cmd; | |
2976 | ||
2977 | BT_DBG("status %u", status); | |
2978 | ||
2979 | cmd = find_pairing(conn); | |
56e5cb86 | 2980 | if (!cmd) |
e9a416b5 | 2981 | BT_DBG("Unable to find a pending command"); |
56e5cb86 | 2982 | else |
e211326c | 2983 | pairing_complete(cmd, mgmt_status(status)); |
e9a416b5 JH |
2984 | } |
2985 | ||
f4a407be | 2986 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
4c47d739 VA |
2987 | { |
2988 | struct pending_cmd *cmd; | |
2989 | ||
2990 | BT_DBG("status %u", status); | |
2991 | ||
2992 | if (!status) | |
2993 | return; | |
2994 | ||
2995 | cmd = find_pairing(conn); | |
2996 | if (!cmd) | |
2997 | BT_DBG("Unable to find a pending command"); | |
2998 | else | |
2999 | pairing_complete(cmd, mgmt_status(status)); | |
3000 | } | |
3001 | ||
bdb6d971 | 3002 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3003 | u16 len) |
e9a416b5 | 3004 | { |
650f726d | 3005 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 3006 | struct mgmt_rp_pair_device rp; |
e9a416b5 JH |
3007 | struct pending_cmd *cmd; |
3008 | u8 sec_level, auth_type; | |
3009 | struct hci_conn *conn; | |
e9a416b5 JH |
3010 | int err; |
3011 | ||
3012 | BT_DBG(""); | |
3013 | ||
f950a30e SJ |
3014 | memset(&rp, 0, sizeof(rp)); |
3015 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
3016 | rp.addr.type = cp->addr.type; | |
3017 | ||
4ee71b20 JH |
3018 | if (!bdaddr_type_is_valid(cp->addr.type)) |
3019 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
3020 | MGMT_STATUS_INVALID_PARAMS, | |
3021 | &rp, sizeof(rp)); | |
3022 | ||
4ec86d4c JH |
3023 | if (cp->io_cap > SMP_IO_KEYBOARD_DISPLAY) |
3024 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
3025 | MGMT_STATUS_INVALID_PARAMS, | |
3026 | &rp, sizeof(rp)); | |
3027 | ||
09fd0de5 | 3028 | hci_dev_lock(hdev); |
e9a416b5 | 3029 | |
5f97c1df | 3030 | if (!hdev_is_powered(hdev)) { |
f950a30e SJ |
3031 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
3032 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5f97c1df JH |
3033 | goto unlock; |
3034 | } | |
3035 | ||
c908df36 | 3036 | sec_level = BT_SECURITY_MEDIUM; |
6fd6b915 | 3037 | auth_type = HCI_AT_DEDICATED_BONDING; |
e9a416b5 | 3038 | |
6f77d8c7 | 3039 | if (cp->addr.type == BDADDR_BREDR) { |
04a6c589 AG |
3040 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
3041 | auth_type); | |
6f77d8c7 AG |
3042 | } else { |
3043 | u8 addr_type; | |
3044 | ||
3045 | /* Convert from L2CAP channel address type to HCI address type | |
3046 | */ | |
3047 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
3048 | addr_type = ADDR_LE_DEV_PUBLIC; | |
3049 | else | |
3050 | addr_type = ADDR_LE_DEV_RANDOM; | |
3051 | ||
7c264b10 MH |
3052 | /* When pairing a new device, it is expected to remember |
3053 | * this device for future connections. Adding the connection | |
3054 | * parameter information ahead of time allows tracking | |
3055 | * of the slave preferred values and will speed up any | |
3056 | * further connection establishment. | |
3057 | * | |
3058 | * If connection parameters already exist, then they | |
3059 | * will be kept and this function does nothing. | |
3060 | */ | |
3061 | hci_conn_params_add(hdev, &cp->addr.bdaddr, addr_type); | |
3062 | ||
6f77d8c7 | 3063 | conn = hci_connect_le(hdev, &cp->addr.bdaddr, addr_type, |
04a6c589 | 3064 | sec_level, auth_type); |
6f77d8c7 | 3065 | } |
7a512d01 | 3066 | |
30e76272 | 3067 | if (IS_ERR(conn)) { |
489dc48e AK |
3068 | int status; |
3069 | ||
3070 | if (PTR_ERR(conn) == -EBUSY) | |
3071 | status = MGMT_STATUS_BUSY; | |
3072 | else | |
3073 | status = MGMT_STATUS_CONNECT_FAILED; | |
3074 | ||
bdb6d971 | 3075 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
489dc48e | 3076 | status, &rp, |
04124681 | 3077 | sizeof(rp)); |
e9a416b5 JH |
3078 | goto unlock; |
3079 | } | |
3080 | ||
3081 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 3082 | hci_conn_drop(conn); |
bdb6d971 | 3083 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
04124681 | 3084 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
e9a416b5 JH |
3085 | goto unlock; |
3086 | } | |
3087 | ||
2e58ef3e | 3088 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
3089 | if (!cmd) { |
3090 | err = -ENOMEM; | |
76a68ba0 | 3091 | hci_conn_drop(conn); |
e9a416b5 JH |
3092 | goto unlock; |
3093 | } | |
3094 | ||
7a512d01 | 3095 | /* For LE, just connecting isn't a proof that the pairing finished */ |
f4a407be | 3096 | if (cp->addr.type == BDADDR_BREDR) { |
7a512d01 | 3097 | conn->connect_cfm_cb = pairing_complete_cb; |
f4a407be JH |
3098 | conn->security_cfm_cb = pairing_complete_cb; |
3099 | conn->disconn_cfm_cb = pairing_complete_cb; | |
3100 | } else { | |
3101 | conn->connect_cfm_cb = le_pairing_complete_cb; | |
3102 | conn->security_cfm_cb = le_pairing_complete_cb; | |
3103 | conn->disconn_cfm_cb = le_pairing_complete_cb; | |
3104 | } | |
7a512d01 | 3105 | |
e9a416b5 JH |
3106 | conn->io_capability = cp->io_cap; |
3107 | cmd->user_data = conn; | |
3108 | ||
3109 | if (conn->state == BT_CONNECTED && | |
8ce8e2b5 | 3110 | hci_conn_security(conn, sec_level, auth_type)) |
e9a416b5 JH |
3111 | pairing_complete(cmd, 0); |
3112 | ||
3113 | err = 0; | |
3114 | ||
3115 | unlock: | |
09fd0de5 | 3116 | hci_dev_unlock(hdev); |
e9a416b5 JH |
3117 | return err; |
3118 | } | |
3119 | ||
04124681 GP |
3120 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
3121 | u16 len) | |
28424707 | 3122 | { |
0f4e68cf | 3123 | struct mgmt_addr_info *addr = data; |
28424707 JH |
3124 | struct pending_cmd *cmd; |
3125 | struct hci_conn *conn; | |
3126 | int err; | |
3127 | ||
3128 | BT_DBG(""); | |
3129 | ||
28424707 JH |
3130 | hci_dev_lock(hdev); |
3131 | ||
5f97c1df | 3132 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3133 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3134 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
3135 | goto unlock; |
3136 | } | |
3137 | ||
28424707 JH |
3138 | cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
3139 | if (!cmd) { | |
bdb6d971 | 3140 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3141 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
3142 | goto unlock; |
3143 | } | |
3144 | ||
3145 | conn = cmd->user_data; | |
3146 | ||
3147 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
bdb6d971 | 3148 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3149 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
3150 | goto unlock; |
3151 | } | |
3152 | ||
3153 | pairing_complete(cmd, MGMT_STATUS_CANCELLED); | |
3154 | ||
bdb6d971 | 3155 | err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
04124681 | 3156 | addr, sizeof(*addr)); |
28424707 JH |
3157 | unlock: |
3158 | hci_dev_unlock(hdev); | |
28424707 JH |
3159 | return err; |
3160 | } | |
3161 | ||
bdb6d971 | 3162 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 3163 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 3164 | u16 hci_op, __le32 passkey) |
a5c29683 | 3165 | { |
a5c29683 | 3166 | struct pending_cmd *cmd; |
0df4c185 | 3167 | struct hci_conn *conn; |
a5c29683 JH |
3168 | int err; |
3169 | ||
09fd0de5 | 3170 | hci_dev_lock(hdev); |
08ba5382 | 3171 | |
4b34ee78 | 3172 | if (!hdev_is_powered(hdev)) { |
feb94d3d JH |
3173 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3174 | MGMT_STATUS_NOT_POWERED, addr, | |
3175 | sizeof(*addr)); | |
0df4c185 | 3176 | goto done; |
a5c29683 JH |
3177 | } |
3178 | ||
1707c60e JH |
3179 | if (addr->type == BDADDR_BREDR) |
3180 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 3181 | else |
1707c60e | 3182 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
272d90df JH |
3183 | |
3184 | if (!conn) { | |
feb94d3d JH |
3185 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3186 | MGMT_STATUS_NOT_CONNECTED, addr, | |
3187 | sizeof(*addr)); | |
272d90df JH |
3188 | goto done; |
3189 | } | |
47c15e2b | 3190 | |
1707c60e | 3191 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
5fe57d9e | 3192 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
5fe57d9e | 3193 | if (!err) |
feb94d3d JH |
3194 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3195 | MGMT_STATUS_SUCCESS, addr, | |
3196 | sizeof(*addr)); | |
5fe57d9e | 3197 | else |
feb94d3d JH |
3198 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3199 | MGMT_STATUS_FAILED, addr, | |
3200 | sizeof(*addr)); | |
47c15e2b | 3201 | |
47c15e2b BG |
3202 | goto done; |
3203 | } | |
3204 | ||
1707c60e | 3205 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
3206 | if (!cmd) { |
3207 | err = -ENOMEM; | |
0df4c185 | 3208 | goto done; |
a5c29683 JH |
3209 | } |
3210 | ||
0df4c185 | 3211 | /* Continue with pairing via HCI */ |
604086b7 BG |
3212 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
3213 | struct hci_cp_user_passkey_reply cp; | |
3214 | ||
1707c60e | 3215 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
3216 | cp.passkey = passkey; |
3217 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
3218 | } else | |
1707c60e JH |
3219 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
3220 | &addr->bdaddr); | |
604086b7 | 3221 | |
a664b5bc JH |
3222 | if (err < 0) |
3223 | mgmt_pending_remove(cmd); | |
a5c29683 | 3224 | |
0df4c185 | 3225 | done: |
09fd0de5 | 3226 | hci_dev_unlock(hdev); |
a5c29683 JH |
3227 | return err; |
3228 | } | |
3229 | ||
afeb019d JK |
3230 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
3231 | void *data, u16 len) | |
3232 | { | |
3233 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
3234 | ||
3235 | BT_DBG(""); | |
3236 | ||
1707c60e | 3237 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
3238 | MGMT_OP_PIN_CODE_NEG_REPLY, |
3239 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
3240 | } | |
3241 | ||
04124681 GP |
3242 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3243 | u16 len) | |
0df4c185 | 3244 | { |
650f726d | 3245 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
3246 | |
3247 | BT_DBG(""); | |
3248 | ||
3249 | if (len != sizeof(*cp)) | |
bdb6d971 | 3250 | return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
04124681 | 3251 | MGMT_STATUS_INVALID_PARAMS); |
0df4c185 | 3252 | |
1707c60e | 3253 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3254 | MGMT_OP_USER_CONFIRM_REPLY, |
3255 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
3256 | } |
3257 | ||
bdb6d971 | 3258 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3259 | void *data, u16 len) |
0df4c185 | 3260 | { |
c9c2659f | 3261 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
3262 | |
3263 | BT_DBG(""); | |
3264 | ||
1707c60e | 3265 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3266 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
3267 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
3268 | } |
3269 | ||
04124681 GP |
3270 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3271 | u16 len) | |
604086b7 | 3272 | { |
650f726d | 3273 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
3274 | |
3275 | BT_DBG(""); | |
3276 | ||
1707c60e | 3277 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3278 | MGMT_OP_USER_PASSKEY_REPLY, |
3279 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
3280 | } |
3281 | ||
bdb6d971 | 3282 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3283 | void *data, u16 len) |
604086b7 | 3284 | { |
650f726d | 3285 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
3286 | |
3287 | BT_DBG(""); | |
3288 | ||
1707c60e | 3289 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3290 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
3291 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
3292 | } |
3293 | ||
13928971 | 3294 | static void update_name(struct hci_request *req) |
2b4bf397 | 3295 | { |
13928971 | 3296 | struct hci_dev *hdev = req->hdev; |
2b4bf397 JH |
3297 | struct hci_cp_write_local_name cp; |
3298 | ||
13928971 | 3299 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
2b4bf397 | 3300 | |
890ea898 | 3301 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
2b4bf397 JH |
3302 | } |
3303 | ||
13928971 JH |
3304 | static void set_name_complete(struct hci_dev *hdev, u8 status) |
3305 | { | |
3306 | struct mgmt_cp_set_local_name *cp; | |
3307 | struct pending_cmd *cmd; | |
3308 | ||
3309 | BT_DBG("status 0x%02x", status); | |
3310 | ||
3311 | hci_dev_lock(hdev); | |
3312 | ||
3313 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); | |
3314 | if (!cmd) | |
3315 | goto unlock; | |
3316 | ||
3317 | cp = cmd->param; | |
3318 | ||
3319 | if (status) | |
3320 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, | |
3321 | mgmt_status(status)); | |
3322 | else | |
3323 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3324 | cp, sizeof(*cp)); | |
3325 | ||
3326 | mgmt_pending_remove(cmd); | |
3327 | ||
3328 | unlock: | |
3329 | hci_dev_unlock(hdev); | |
3330 | } | |
3331 | ||
bdb6d971 | 3332 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3333 | u16 len) |
b312b161 | 3334 | { |
2b4bf397 | 3335 | struct mgmt_cp_set_local_name *cp = data; |
b312b161 | 3336 | struct pending_cmd *cmd; |
890ea898 | 3337 | struct hci_request req; |
b312b161 JH |
3338 | int err; |
3339 | ||
3340 | BT_DBG(""); | |
3341 | ||
09fd0de5 | 3342 | hci_dev_lock(hdev); |
b312b161 | 3343 | |
b3f2ca94 JH |
3344 | /* If the old values are the same as the new ones just return a |
3345 | * direct command complete event. | |
3346 | */ | |
3347 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
3348 | !memcmp(hdev->short_name, cp->short_name, | |
3349 | sizeof(hdev->short_name))) { | |
3350 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3351 | data, len); | |
3352 | goto failed; | |
3353 | } | |
3354 | ||
2b4bf397 | 3355 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 3356 | |
b5235a65 | 3357 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 3358 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde JH |
3359 | |
3360 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
04124681 | 3361 | data, len); |
28cc7bde JH |
3362 | if (err < 0) |
3363 | goto failed; | |
3364 | ||
3365 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, | |
04124681 | 3366 | sk); |
28cc7bde | 3367 | |
b5235a65 JH |
3368 | goto failed; |
3369 | } | |
3370 | ||
28cc7bde | 3371 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3372 | if (!cmd) { |
3373 | err = -ENOMEM; | |
3374 | goto failed; | |
3375 | } | |
3376 | ||
13928971 JH |
3377 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3378 | ||
890ea898 | 3379 | hci_req_init(&req, hdev); |
3f985050 JH |
3380 | |
3381 | if (lmp_bredr_capable(hdev)) { | |
3382 | update_name(&req); | |
3383 | update_eir(&req); | |
3384 | } | |
3385 | ||
7a5f4990 MH |
3386 | /* The name is stored in the scan response data and so |
3387 | * no need to udpate the advertising data here. | |
3388 | */ | |
3f985050 | 3389 | if (lmp_le_capable(hdev)) |
7a5f4990 | 3390 | update_scan_rsp_data(&req); |
3f985050 | 3391 | |
13928971 | 3392 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3393 | if (err < 0) |
3394 | mgmt_pending_remove(cmd); | |
3395 | ||
3396 | failed: | |
09fd0de5 | 3397 | hci_dev_unlock(hdev); |
b312b161 JH |
3398 | return err; |
3399 | } | |
3400 | ||
0f4e68cf | 3401 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3402 | void *data, u16 data_len) |
c35938b2 | 3403 | { |
c35938b2 SJ |
3404 | struct pending_cmd *cmd; |
3405 | int err; | |
3406 | ||
bdb6d971 | 3407 | BT_DBG("%s", hdev->name); |
c35938b2 | 3408 | |
09fd0de5 | 3409 | hci_dev_lock(hdev); |
c35938b2 | 3410 | |
4b34ee78 | 3411 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3412 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3413 | MGMT_STATUS_NOT_POWERED); |
c35938b2 SJ |
3414 | goto unlock; |
3415 | } | |
3416 | ||
9a1a1996 | 3417 | if (!lmp_ssp_capable(hdev)) { |
bdb6d971 | 3418 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3419 | MGMT_STATUS_NOT_SUPPORTED); |
c35938b2 SJ |
3420 | goto unlock; |
3421 | } | |
3422 | ||
2e58ef3e | 3423 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
bdb6d971 | 3424 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3425 | MGMT_STATUS_BUSY); |
c35938b2 SJ |
3426 | goto unlock; |
3427 | } | |
3428 | ||
2e58ef3e | 3429 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3430 | if (!cmd) { |
3431 | err = -ENOMEM; | |
3432 | goto unlock; | |
3433 | } | |
3434 | ||
4d2d2796 MH |
3435 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
3436 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_EXT_DATA, | |
3437 | 0, NULL); | |
3438 | else | |
3439 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
3440 | ||
c35938b2 SJ |
3441 | if (err < 0) |
3442 | mgmt_pending_remove(cmd); | |
3443 | ||
3444 | unlock: | |
09fd0de5 | 3445 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3446 | return err; |
3447 | } | |
3448 | ||
bdb6d971 | 3449 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3450 | void *data, u16 len) |
2763eda6 | 3451 | { |
2763eda6 SJ |
3452 | int err; |
3453 | ||
bdb6d971 | 3454 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3455 | |
09fd0de5 | 3456 | hci_dev_lock(hdev); |
2763eda6 | 3457 | |
ec109113 MH |
3458 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
3459 | struct mgmt_cp_add_remote_oob_data *cp = data; | |
3460 | u8 status; | |
bf1e3541 | 3461 | |
ec109113 MH |
3462 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
3463 | cp->hash, cp->randomizer); | |
3464 | if (err < 0) | |
3465 | status = MGMT_STATUS_FAILED; | |
3466 | else | |
3467 | status = MGMT_STATUS_SUCCESS; | |
3468 | ||
3469 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3470 | status, &cp->addr, sizeof(cp->addr)); | |
3471 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { | |
3472 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; | |
3473 | u8 status; | |
3474 | ||
3475 | err = hci_add_remote_oob_ext_data(hdev, &cp->addr.bdaddr, | |
3476 | cp->hash192, | |
3477 | cp->randomizer192, | |
3478 | cp->hash256, | |
3479 | cp->randomizer256); | |
3480 | if (err < 0) | |
3481 | status = MGMT_STATUS_FAILED; | |
3482 | else | |
3483 | status = MGMT_STATUS_SUCCESS; | |
3484 | ||
3485 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3486 | status, &cp->addr, sizeof(cp->addr)); | |
3487 | } else { | |
3488 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); | |
3489 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3490 | MGMT_STATUS_INVALID_PARAMS); | |
3491 | } | |
2763eda6 | 3492 | |
09fd0de5 | 3493 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3494 | return err; |
3495 | } | |
3496 | ||
bdb6d971 | 3497 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3498 | void *data, u16 len) |
2763eda6 | 3499 | { |
650f726d | 3500 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3501 | u8 status; |
2763eda6 SJ |
3502 | int err; |
3503 | ||
bdb6d971 | 3504 | BT_DBG("%s", hdev->name); |
2763eda6 | 3505 | |
09fd0de5 | 3506 | hci_dev_lock(hdev); |
2763eda6 | 3507 | |
664ce4cc | 3508 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr); |
2763eda6 | 3509 | if (err < 0) |
bf1e3541 | 3510 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3511 | else |
a6785be2 | 3512 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3513 | |
bdb6d971 | 3514 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
04124681 | 3515 | status, &cp->addr, sizeof(cp->addr)); |
2763eda6 | 3516 | |
09fd0de5 | 3517 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3518 | return err; |
3519 | } | |
3520 | ||
41dc2bd6 AG |
3521 | static int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status) |
3522 | { | |
3523 | struct pending_cmd *cmd; | |
3524 | u8 type; | |
3525 | int err; | |
3526 | ||
3527 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3528 | ||
3529 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); | |
3530 | if (!cmd) | |
3531 | return -ENOENT; | |
3532 | ||
3533 | type = hdev->discovery.type; | |
3534 | ||
3535 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3536 | &type, sizeof(type)); | |
3537 | mgmt_pending_remove(cmd); | |
3538 | ||
3539 | return err; | |
3540 | } | |
3541 | ||
7c307720 AG |
3542 | static void start_discovery_complete(struct hci_dev *hdev, u8 status) |
3543 | { | |
ae55f598 LR |
3544 | unsigned long timeout = 0; |
3545 | ||
7c307720 AG |
3546 | BT_DBG("status %d", status); |
3547 | ||
3548 | if (status) { | |
3549 | hci_dev_lock(hdev); | |
3550 | mgmt_start_discovery_failed(hdev, status); | |
3551 | hci_dev_unlock(hdev); | |
3552 | return; | |
3553 | } | |
3554 | ||
3555 | hci_dev_lock(hdev); | |
3556 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); | |
3557 | hci_dev_unlock(hdev); | |
3558 | ||
3559 | switch (hdev->discovery.type) { | |
3560 | case DISCOV_TYPE_LE: | |
3d5a76f0 | 3561 | timeout = msecs_to_jiffies(DISCOV_LE_TIMEOUT); |
7c307720 AG |
3562 | break; |
3563 | ||
3564 | case DISCOV_TYPE_INTERLEAVED: | |
b9a7a61e | 3565 | timeout = msecs_to_jiffies(hdev->discov_interleaved_timeout); |
7c307720 AG |
3566 | break; |
3567 | ||
3568 | case DISCOV_TYPE_BREDR: | |
3569 | break; | |
3570 | ||
3571 | default: | |
3572 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); | |
3573 | } | |
ae55f598 LR |
3574 | |
3575 | if (!timeout) | |
3576 | return; | |
3577 | ||
3578 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, timeout); | |
7c307720 AG |
3579 | } |
3580 | ||
bdb6d971 | 3581 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3582 | void *data, u16 len) |
14a53664 | 3583 | { |
650f726d | 3584 | struct mgmt_cp_start_discovery *cp = data; |
14a53664 | 3585 | struct pending_cmd *cmd; |
7c307720 AG |
3586 | struct hci_cp_le_set_scan_param param_cp; |
3587 | struct hci_cp_le_set_scan_enable enable_cp; | |
3588 | struct hci_cp_inquiry inq_cp; | |
3589 | struct hci_request req; | |
3590 | /* General inquiry access code (GIAC) */ | |
3591 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
d9483943 | 3592 | u8 status, own_addr_type; |
14a53664 JH |
3593 | int err; |
3594 | ||
bdb6d971 | 3595 | BT_DBG("%s", hdev->name); |
14a53664 | 3596 | |
09fd0de5 | 3597 | hci_dev_lock(hdev); |
14a53664 | 3598 | |
4b34ee78 | 3599 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3600 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3601 | MGMT_STATUS_NOT_POWERED); |
bd2d1334 JH |
3602 | goto failed; |
3603 | } | |
3604 | ||
642be6c7 AG |
3605 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) { |
3606 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3607 | MGMT_STATUS_BUSY); | |
3608 | goto failed; | |
3609 | } | |
3610 | ||
ff9ef578 | 3611 | if (hdev->discovery.state != DISCOVERY_STOPPED) { |
bdb6d971 | 3612 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3613 | MGMT_STATUS_BUSY); |
ff9ef578 JH |
3614 | goto failed; |
3615 | } | |
3616 | ||
2e58ef3e | 3617 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3618 | if (!cmd) { |
3619 | err = -ENOMEM; | |
3620 | goto failed; | |
3621 | } | |
3622 | ||
4aab14e5 AG |
3623 | hdev->discovery.type = cp->type; |
3624 | ||
7c307720 AG |
3625 | hci_req_init(&req, hdev); |
3626 | ||
4aab14e5 | 3627 | switch (hdev->discovery.type) { |
f39799f5 | 3628 | case DISCOV_TYPE_BREDR: |
e6fe7986 JH |
3629 | status = mgmt_bredr_support(hdev); |
3630 | if (status) { | |
04106755 | 3631 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3632 | status); |
04106755 JH |
3633 | mgmt_pending_remove(cmd); |
3634 | goto failed; | |
3635 | } | |
3636 | ||
7c307720 AG |
3637 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3638 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3639 | MGMT_STATUS_BUSY); | |
3640 | mgmt_pending_remove(cmd); | |
3641 | goto failed; | |
3642 | } | |
3643 | ||
3644 | hci_inquiry_cache_flush(hdev); | |
3645 | ||
3646 | memset(&inq_cp, 0, sizeof(inq_cp)); | |
3647 | memcpy(&inq_cp.lap, lap, sizeof(inq_cp.lap)); | |
0d8cc935 | 3648 | inq_cp.length = DISCOV_BREDR_INQUIRY_LEN; |
7c307720 | 3649 | hci_req_add(&req, HCI_OP_INQUIRY, sizeof(inq_cp), &inq_cp); |
f39799f5 AG |
3650 | break; |
3651 | ||
3652 | case DISCOV_TYPE_LE: | |
7c307720 | 3653 | case DISCOV_TYPE_INTERLEAVED: |
e6fe7986 JH |
3654 | status = mgmt_le_support(hdev); |
3655 | if (status) { | |
04106755 | 3656 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3657 | status); |
04106755 JH |
3658 | mgmt_pending_remove(cmd); |
3659 | goto failed; | |
3660 | } | |
3661 | ||
7c307720 | 3662 | if (hdev->discovery.type == DISCOV_TYPE_INTERLEAVED && |
56f87901 | 3663 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
04106755 JH |
3664 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3665 | MGMT_STATUS_NOT_SUPPORTED); | |
3666 | mgmt_pending_remove(cmd); | |
3667 | goto failed; | |
3668 | } | |
3669 | ||
f3d3444a | 3670 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
7c307720 AG |
3671 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3672 | MGMT_STATUS_REJECTED); | |
3673 | mgmt_pending_remove(cmd); | |
3674 | goto failed; | |
3675 | } | |
3676 | ||
c54c3860 AG |
3677 | /* If controller is scanning, it means the background scanning |
3678 | * is running. Thus, we should temporarily stop it in order to | |
3679 | * set the discovery scanning parameters. | |
3680 | */ | |
3681 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) | |
3682 | hci_req_add_le_scan_disable(&req); | |
7c307720 AG |
3683 | |
3684 | memset(¶m_cp, 0, sizeof(param_cp)); | |
d9483943 | 3685 | |
94b1fc92 MH |
3686 | /* All active scans will be done with either a resolvable |
3687 | * private address (when privacy feature has been enabled) | |
3688 | * or unresolvable private address. | |
3689 | */ | |
3690 | err = hci_update_random_address(&req, true, &own_addr_type); | |
d9483943 JH |
3691 | if (err < 0) { |
3692 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3693 | MGMT_STATUS_FAILED); | |
3694 | mgmt_pending_remove(cmd); | |
3695 | goto failed; | |
3696 | } | |
3697 | ||
7c307720 | 3698 | param_cp.type = LE_SCAN_ACTIVE; |
0d8cc935 AG |
3699 | param_cp.interval = cpu_to_le16(DISCOV_LE_SCAN_INT); |
3700 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); | |
d9483943 | 3701 | param_cp.own_address_type = own_addr_type; |
7c307720 AG |
3702 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
3703 | ¶m_cp); | |
3704 | ||
3705 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
3706 | enable_cp.enable = LE_SCAN_ENABLE; | |
3707 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; | |
3708 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), | |
3709 | &enable_cp); | |
5e0452c0 AG |
3710 | break; |
3711 | ||
f39799f5 | 3712 | default: |
04106755 JH |
3713 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3714 | MGMT_STATUS_INVALID_PARAMS); | |
3715 | mgmt_pending_remove(cmd); | |
3716 | goto failed; | |
f39799f5 | 3717 | } |
3fd24153 | 3718 | |
7c307720 | 3719 | err = hci_req_run(&req, start_discovery_complete); |
14a53664 JH |
3720 | if (err < 0) |
3721 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3722 | else |
3723 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
3724 | |
3725 | failed: | |
09fd0de5 | 3726 | hci_dev_unlock(hdev); |
14a53664 JH |
3727 | return err; |
3728 | } | |
3729 | ||
1183fdca AG |
3730 | static int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status) |
3731 | { | |
3732 | struct pending_cmd *cmd; | |
3733 | int err; | |
3734 | ||
3735 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); | |
3736 | if (!cmd) | |
3737 | return -ENOENT; | |
3738 | ||
3739 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3740 | &hdev->discovery.type, sizeof(hdev->discovery.type)); | |
3741 | mgmt_pending_remove(cmd); | |
3742 | ||
3743 | return err; | |
3744 | } | |
3745 | ||
0e05bba6 AG |
3746 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status) |
3747 | { | |
3748 | BT_DBG("status %d", status); | |
3749 | ||
3750 | hci_dev_lock(hdev); | |
3751 | ||
3752 | if (status) { | |
3753 | mgmt_stop_discovery_failed(hdev, status); | |
3754 | goto unlock; | |
3755 | } | |
3756 | ||
3757 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3758 | ||
3759 | unlock: | |
3760 | hci_dev_unlock(hdev); | |
3761 | } | |
3762 | ||
bdb6d971 | 3763 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3764 | u16 len) |
14a53664 | 3765 | { |
d930650b | 3766 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
14a53664 | 3767 | struct pending_cmd *cmd; |
0e05bba6 | 3768 | struct hci_request req; |
14a53664 JH |
3769 | int err; |
3770 | ||
bdb6d971 | 3771 | BT_DBG("%s", hdev->name); |
14a53664 | 3772 | |
09fd0de5 | 3773 | hci_dev_lock(hdev); |
14a53664 | 3774 | |
30dc78e1 | 3775 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 3776 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3777 | MGMT_STATUS_REJECTED, &mgmt_cp->type, |
3778 | sizeof(mgmt_cp->type)); | |
d930650b JH |
3779 | goto unlock; |
3780 | } | |
3781 | ||
3782 | if (hdev->discovery.type != mgmt_cp->type) { | |
bdb6d971 | 3783 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3784 | MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type, |
3785 | sizeof(mgmt_cp->type)); | |
30dc78e1 | 3786 | goto unlock; |
ff9ef578 JH |
3787 | } |
3788 | ||
2e58ef3e | 3789 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3790 | if (!cmd) { |
3791 | err = -ENOMEM; | |
30dc78e1 JH |
3792 | goto unlock; |
3793 | } | |
3794 | ||
0e05bba6 AG |
3795 | hci_req_init(&req, hdev); |
3796 | ||
21a60d30 | 3797 | hci_stop_discovery(&req); |
e0d9727e | 3798 | |
21a60d30 JH |
3799 | err = hci_req_run(&req, stop_discovery_complete); |
3800 | if (!err) { | |
3801 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
0e05bba6 | 3802 | goto unlock; |
14a53664 JH |
3803 | } |
3804 | ||
21a60d30 JH |
3805 | mgmt_pending_remove(cmd); |
3806 | ||
3807 | /* If no HCI commands were sent we're done */ | |
3808 | if (err == -ENODATA) { | |
3809 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, 0, | |
3810 | &mgmt_cp->type, sizeof(mgmt_cp->type)); | |
3811 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3812 | } | |
14a53664 | 3813 | |
30dc78e1 | 3814 | unlock: |
09fd0de5 | 3815 | hci_dev_unlock(hdev); |
14a53664 JH |
3816 | return err; |
3817 | } | |
3818 | ||
bdb6d971 | 3819 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3820 | u16 len) |
561aafbc | 3821 | { |
650f726d | 3822 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 3823 | struct inquiry_entry *e; |
561aafbc JH |
3824 | int err; |
3825 | ||
bdb6d971 | 3826 | BT_DBG("%s", hdev->name); |
561aafbc | 3827 | |
561aafbc JH |
3828 | hci_dev_lock(hdev); |
3829 | ||
30dc78e1 | 3830 | if (!hci_discovery_active(hdev)) { |
d3a2541d LR |
3831 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3832 | MGMT_STATUS_FAILED, &cp->addr, | |
3833 | sizeof(cp->addr)); | |
30dc78e1 JH |
3834 | goto failed; |
3835 | } | |
3836 | ||
a198e7b1 | 3837 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 3838 | if (!e) { |
d3a2541d LR |
3839 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3840 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, | |
3841 | sizeof(cp->addr)); | |
561aafbc JH |
3842 | goto failed; |
3843 | } | |
3844 | ||
3845 | if (cp->name_known) { | |
3846 | e->name_state = NAME_KNOWN; | |
3847 | list_del(&e->list); | |
3848 | } else { | |
3849 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 3850 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
3851 | } |
3852 | ||
e384662b JH |
3853 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr, |
3854 | sizeof(cp->addr)); | |
561aafbc JH |
3855 | |
3856 | failed: | |
3857 | hci_dev_unlock(hdev); | |
561aafbc JH |
3858 | return err; |
3859 | } | |
3860 | ||
bdb6d971 | 3861 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3862 | u16 len) |
7fbec224 | 3863 | { |
650f726d | 3864 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 3865 | u8 status; |
7fbec224 AJ |
3866 | int err; |
3867 | ||
bdb6d971 | 3868 | BT_DBG("%s", hdev->name); |
7fbec224 | 3869 | |
4ee71b20 | 3870 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3871 | return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
3872 | MGMT_STATUS_INVALID_PARAMS, | |
3873 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3874 | |
09fd0de5 | 3875 | hci_dev_lock(hdev); |
5e762444 | 3876 | |
88c1fe4b | 3877 | err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type); |
2a8357f2 | 3878 | if (err < 0) { |
f0eeea8b | 3879 | status = MGMT_STATUS_FAILED; |
2a8357f2 JH |
3880 | goto done; |
3881 | } | |
3882 | ||
3883 | mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
3884 | sk); | |
3885 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 3886 | |
2a8357f2 | 3887 | done: |
bdb6d971 | 3888 | err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
04124681 | 3889 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3890 | |
09fd0de5 | 3891 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3892 | |
3893 | return err; | |
3894 | } | |
3895 | ||
bdb6d971 | 3896 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3897 | u16 len) |
7fbec224 | 3898 | { |
650f726d | 3899 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 3900 | u8 status; |
7fbec224 AJ |
3901 | int err; |
3902 | ||
bdb6d971 | 3903 | BT_DBG("%s", hdev->name); |
7fbec224 | 3904 | |
4ee71b20 | 3905 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3906 | return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
3907 | MGMT_STATUS_INVALID_PARAMS, | |
3908 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3909 | |
09fd0de5 | 3910 | hci_dev_lock(hdev); |
5e762444 | 3911 | |
88c1fe4b | 3912 | err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type); |
2a8357f2 | 3913 | if (err < 0) { |
f0eeea8b | 3914 | status = MGMT_STATUS_INVALID_PARAMS; |
2a8357f2 JH |
3915 | goto done; |
3916 | } | |
3917 | ||
3918 | mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
3919 | sk); | |
3920 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 3921 | |
2a8357f2 | 3922 | done: |
bdb6d971 | 3923 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
04124681 | 3924 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3925 | |
09fd0de5 | 3926 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3927 | |
3928 | return err; | |
3929 | } | |
3930 | ||
cdbaccca MH |
3931 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
3932 | u16 len) | |
3933 | { | |
3934 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 3935 | struct hci_request req; |
cdbaccca | 3936 | int err; |
c72d4b8a | 3937 | __u16 source; |
cdbaccca MH |
3938 | |
3939 | BT_DBG("%s", hdev->name); | |
3940 | ||
c72d4b8a SJ |
3941 | source = __le16_to_cpu(cp->source); |
3942 | ||
3943 | if (source > 0x0002) | |
3944 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, | |
3945 | MGMT_STATUS_INVALID_PARAMS); | |
3946 | ||
cdbaccca MH |
3947 | hci_dev_lock(hdev); |
3948 | ||
c72d4b8a | 3949 | hdev->devid_source = source; |
cdbaccca MH |
3950 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
3951 | hdev->devid_product = __le16_to_cpu(cp->product); | |
3952 | hdev->devid_version = __le16_to_cpu(cp->version); | |
3953 | ||
3954 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0); | |
3955 | ||
890ea898 JH |
3956 | hci_req_init(&req, hdev); |
3957 | update_eir(&req); | |
3958 | hci_req_run(&req, NULL); | |
cdbaccca MH |
3959 | |
3960 | hci_dev_unlock(hdev); | |
3961 | ||
3962 | return err; | |
3963 | } | |
3964 | ||
4375f103 JH |
3965 | static void set_advertising_complete(struct hci_dev *hdev, u8 status) |
3966 | { | |
3967 | struct cmd_lookup match = { NULL, hdev }; | |
3968 | ||
3969 | if (status) { | |
3970 | u8 mgmt_err = mgmt_status(status); | |
3971 | ||
3972 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
3973 | cmd_status_rsp, &mgmt_err); | |
3974 | return; | |
3975 | } | |
3976 | ||
3977 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, | |
3978 | &match); | |
3979 | ||
3980 | new_settings(hdev, match.sk); | |
3981 | ||
3982 | if (match.sk) | |
3983 | sock_put(match.sk); | |
3984 | } | |
3985 | ||
21b5187f MH |
3986 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
3987 | u16 len) | |
4375f103 JH |
3988 | { |
3989 | struct mgmt_mode *cp = data; | |
3990 | struct pending_cmd *cmd; | |
3991 | struct hci_request req; | |
e6fe7986 | 3992 | u8 val, enabled, status; |
4375f103 JH |
3993 | int err; |
3994 | ||
3995 | BT_DBG("request for %s", hdev->name); | |
3996 | ||
e6fe7986 JH |
3997 | status = mgmt_le_support(hdev); |
3998 | if (status) | |
4375f103 | 3999 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
e6fe7986 | 4000 | status); |
4375f103 JH |
4001 | |
4002 | if (cp->val != 0x00 && cp->val != 0x01) | |
4003 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
4004 | MGMT_STATUS_INVALID_PARAMS); | |
4005 | ||
4006 | hci_dev_lock(hdev); | |
4007 | ||
4008 | val = !!cp->val; | |
f3d3444a | 4009 | enabled = test_bit(HCI_ADVERTISING, &hdev->dev_flags); |
4375f103 | 4010 | |
f74ca9b8 JH |
4011 | /* The following conditions are ones which mean that we should |
4012 | * not do any HCI communication but directly send a mgmt | |
4013 | * response to user space (after toggling the flag if | |
4014 | * necessary). | |
4015 | */ | |
4016 | if (!hdev_is_powered(hdev) || val == enabled || | |
b145edcd | 4017 | hci_conn_num(hdev, LE_LINK) > 0) { |
4375f103 JH |
4018 | bool changed = false; |
4019 | ||
f3d3444a JH |
4020 | if (val != test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
4021 | change_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4375f103 JH |
4022 | changed = true; |
4023 | } | |
4024 | ||
4025 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
4026 | if (err < 0) | |
4027 | goto unlock; | |
4028 | ||
4029 | if (changed) | |
4030 | err = new_settings(hdev, sk); | |
4031 | ||
4032 | goto unlock; | |
4033 | } | |
4034 | ||
4035 | if (mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev) || | |
4036 | mgmt_pending_find(MGMT_OP_SET_LE, hdev)) { | |
4037 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
4038 | MGMT_STATUS_BUSY); | |
4039 | goto unlock; | |
4040 | } | |
4041 | ||
4042 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
4043 | if (!cmd) { | |
4044 | err = -ENOMEM; | |
4045 | goto unlock; | |
4046 | } | |
4047 | ||
4048 | hci_req_init(&req, hdev); | |
4049 | ||
bba3aa55 MH |
4050 | if (val) |
4051 | enable_advertising(&req); | |
4052 | else | |
4053 | disable_advertising(&req); | |
4375f103 JH |
4054 | |
4055 | err = hci_req_run(&req, set_advertising_complete); | |
4056 | if (err < 0) | |
4057 | mgmt_pending_remove(cmd); | |
4058 | ||
4059 | unlock: | |
4060 | hci_dev_unlock(hdev); | |
4061 | return err; | |
4062 | } | |
4063 | ||
d13eafce MH |
4064 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
4065 | void *data, u16 len) | |
4066 | { | |
4067 | struct mgmt_cp_set_static_address *cp = data; | |
4068 | int err; | |
4069 | ||
4070 | BT_DBG("%s", hdev->name); | |
4071 | ||
62af4443 | 4072 | if (!lmp_le_capable(hdev)) |
d13eafce | 4073 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
62af4443 | 4074 | MGMT_STATUS_NOT_SUPPORTED); |
d13eafce MH |
4075 | |
4076 | if (hdev_is_powered(hdev)) | |
4077 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, | |
4078 | MGMT_STATUS_REJECTED); | |
4079 | ||
4080 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
4081 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
4082 | return cmd_status(sk, hdev->id, | |
4083 | MGMT_OP_SET_STATIC_ADDRESS, | |
4084 | MGMT_STATUS_INVALID_PARAMS); | |
4085 | ||
4086 | /* Two most significant bits shall be set */ | |
4087 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
4088 | return cmd_status(sk, hdev->id, | |
4089 | MGMT_OP_SET_STATIC_ADDRESS, | |
4090 | MGMT_STATUS_INVALID_PARAMS); | |
4091 | } | |
4092 | ||
4093 | hci_dev_lock(hdev); | |
4094 | ||
4095 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
4096 | ||
4097 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, 0, NULL, 0); | |
4098 | ||
4099 | hci_dev_unlock(hdev); | |
4100 | ||
4101 | return err; | |
4102 | } | |
4103 | ||
14b49b9a MH |
4104 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
4105 | void *data, u16 len) | |
4106 | { | |
4107 | struct mgmt_cp_set_scan_params *cp = data; | |
4108 | __u16 interval, window; | |
4109 | int err; | |
4110 | ||
4111 | BT_DBG("%s", hdev->name); | |
4112 | ||
4113 | if (!lmp_le_capable(hdev)) | |
4114 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4115 | MGMT_STATUS_NOT_SUPPORTED); | |
4116 | ||
4117 | interval = __le16_to_cpu(cp->interval); | |
4118 | ||
4119 | if (interval < 0x0004 || interval > 0x4000) | |
4120 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4121 | MGMT_STATUS_INVALID_PARAMS); | |
4122 | ||
4123 | window = __le16_to_cpu(cp->window); | |
4124 | ||
4125 | if (window < 0x0004 || window > 0x4000) | |
4126 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4127 | MGMT_STATUS_INVALID_PARAMS); | |
4128 | ||
899e1075 MH |
4129 | if (window > interval) |
4130 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4131 | MGMT_STATUS_INVALID_PARAMS); | |
4132 | ||
14b49b9a MH |
4133 | hci_dev_lock(hdev); |
4134 | ||
4135 | hdev->le_scan_interval = interval; | |
4136 | hdev->le_scan_window = window; | |
4137 | ||
4138 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, NULL, 0); | |
4139 | ||
dd2ef8e2 AG |
4140 | /* If background scan is running, restart it so new parameters are |
4141 | * loaded. | |
4142 | */ | |
4143 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags) && | |
4144 | hdev->discovery.state == DISCOVERY_STOPPED) { | |
4145 | struct hci_request req; | |
4146 | ||
4147 | hci_req_init(&req, hdev); | |
4148 | ||
4149 | hci_req_add_le_scan_disable(&req); | |
4150 | hci_req_add_le_passive_scan(&req); | |
4151 | ||
4152 | hci_req_run(&req, NULL); | |
4153 | } | |
4154 | ||
14b49b9a MH |
4155 | hci_dev_unlock(hdev); |
4156 | ||
4157 | return err; | |
4158 | } | |
4159 | ||
33e38b3e JH |
4160 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status) |
4161 | { | |
4162 | struct pending_cmd *cmd; | |
4163 | ||
4164 | BT_DBG("status 0x%02x", status); | |
4165 | ||
4166 | hci_dev_lock(hdev); | |
4167 | ||
4168 | cmd = mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); | |
4169 | if (!cmd) | |
4170 | goto unlock; | |
4171 | ||
4172 | if (status) { | |
4173 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4174 | mgmt_status(status)); | |
4175 | } else { | |
1a4d3c4b JH |
4176 | struct mgmt_mode *cp = cmd->param; |
4177 | ||
4178 | if (cp->val) | |
4179 | set_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4180 | else | |
4181 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4182 | ||
33e38b3e JH |
4183 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
4184 | new_settings(hdev, cmd->sk); | |
4185 | } | |
4186 | ||
4187 | mgmt_pending_remove(cmd); | |
4188 | ||
4189 | unlock: | |
4190 | hci_dev_unlock(hdev); | |
4191 | } | |
4192 | ||
bdb6d971 | 4193 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4194 | void *data, u16 len) |
f6422ec6 | 4195 | { |
650f726d | 4196 | struct mgmt_mode *cp = data; |
33e38b3e JH |
4197 | struct pending_cmd *cmd; |
4198 | struct hci_request req; | |
f6422ec6 AJ |
4199 | int err; |
4200 | ||
bdb6d971 | 4201 | BT_DBG("%s", hdev->name); |
f6422ec6 | 4202 | |
56f87901 JH |
4203 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags) || |
4204 | hdev->hci_ver < BLUETOOTH_VER_1_2) | |
33c525c0 JH |
4205 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4206 | MGMT_STATUS_NOT_SUPPORTED); | |
4207 | ||
a7e80f25 JH |
4208 | if (cp->val != 0x00 && cp->val != 0x01) |
4209 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4210 | MGMT_STATUS_INVALID_PARAMS); | |
4211 | ||
5400c044 | 4212 | if (!hdev_is_powered(hdev)) |
bdb6d971 | 4213 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4214 | MGMT_STATUS_NOT_POWERED); |
5400c044 JH |
4215 | |
4216 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
bdb6d971 | 4217 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4218 | MGMT_STATUS_REJECTED); |
f6422ec6 AJ |
4219 | |
4220 | hci_dev_lock(hdev); | |
4221 | ||
05cbf29f JH |
4222 | if (mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
4223 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4224 | MGMT_STATUS_BUSY); | |
4225 | goto unlock; | |
4226 | } | |
4227 | ||
1a4d3c4b JH |
4228 | if (!!cp->val == test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) { |
4229 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, | |
4230 | hdev); | |
4231 | goto unlock; | |
4232 | } | |
4233 | ||
33e38b3e JH |
4234 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
4235 | data, len); | |
4236 | if (!cmd) { | |
4237 | err = -ENOMEM; | |
4238 | goto unlock; | |
f6422ec6 AJ |
4239 | } |
4240 | ||
33e38b3e JH |
4241 | hci_req_init(&req, hdev); |
4242 | ||
406d7804 | 4243 | write_fast_connectable(&req, cp->val); |
33e38b3e JH |
4244 | |
4245 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 4246 | if (err < 0) { |
bdb6d971 | 4247 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4248 | MGMT_STATUS_FAILED); |
33e38b3e | 4249 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
4250 | } |
4251 | ||
33e38b3e | 4252 | unlock: |
f6422ec6 | 4253 | hci_dev_unlock(hdev); |
33e38b3e | 4254 | |
f6422ec6 AJ |
4255 | return err; |
4256 | } | |
4257 | ||
67e5a7a3 JH |
4258 | static void set_bredr_scan(struct hci_request *req) |
4259 | { | |
4260 | struct hci_dev *hdev = req->hdev; | |
4261 | u8 scan = 0; | |
4262 | ||
4263 | /* Ensure that fast connectable is disabled. This function will | |
4264 | * not do anything if the page scan parameters are already what | |
4265 | * they should be. | |
4266 | */ | |
4267 | write_fast_connectable(req, false); | |
4268 | ||
4269 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
4270 | scan |= SCAN_PAGE; | |
4271 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
4272 | scan |= SCAN_INQUIRY; | |
4273 | ||
4274 | if (scan) | |
4275 | hci_req_add(req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
4276 | } | |
4277 | ||
0663ca2a JH |
4278 | static void set_bredr_complete(struct hci_dev *hdev, u8 status) |
4279 | { | |
4280 | struct pending_cmd *cmd; | |
4281 | ||
4282 | BT_DBG("status 0x%02x", status); | |
4283 | ||
4284 | hci_dev_lock(hdev); | |
4285 | ||
4286 | cmd = mgmt_pending_find(MGMT_OP_SET_BREDR, hdev); | |
4287 | if (!cmd) | |
4288 | goto unlock; | |
4289 | ||
4290 | if (status) { | |
4291 | u8 mgmt_err = mgmt_status(status); | |
4292 | ||
4293 | /* We need to restore the flag if related HCI commands | |
4294 | * failed. | |
4295 | */ | |
4296 | clear_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4297 | ||
4298 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
4299 | } else { | |
4300 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
4301 | new_settings(hdev, cmd->sk); | |
4302 | } | |
4303 | ||
4304 | mgmt_pending_remove(cmd); | |
4305 | ||
4306 | unlock: | |
4307 | hci_dev_unlock(hdev); | |
4308 | } | |
4309 | ||
4310 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
4311 | { | |
4312 | struct mgmt_mode *cp = data; | |
4313 | struct pending_cmd *cmd; | |
4314 | struct hci_request req; | |
4315 | int err; | |
4316 | ||
4317 | BT_DBG("request for %s", hdev->name); | |
4318 | ||
4319 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
4320 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4321 | MGMT_STATUS_NOT_SUPPORTED); | |
4322 | ||
4323 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
4324 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4325 | MGMT_STATUS_REJECTED); | |
4326 | ||
4327 | if (cp->val != 0x00 && cp->val != 0x01) | |
4328 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4329 | MGMT_STATUS_INVALID_PARAMS); | |
4330 | ||
4331 | hci_dev_lock(hdev); | |
4332 | ||
4333 | if (cp->val == test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
4334 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4335 | goto unlock; | |
4336 | } | |
4337 | ||
4338 | if (!hdev_is_powered(hdev)) { | |
4339 | if (!cp->val) { | |
0663ca2a JH |
4340 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
4341 | clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
4342 | clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags); | |
4343 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4344 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
4345 | } | |
4346 | ||
4347 | change_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4348 | ||
4349 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4350 | if (err < 0) | |
4351 | goto unlock; | |
4352 | ||
4353 | err = new_settings(hdev, sk); | |
4354 | goto unlock; | |
4355 | } | |
4356 | ||
4357 | /* Reject disabling when powered on */ | |
4358 | if (!cp->val) { | |
4359 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4360 | MGMT_STATUS_REJECTED); | |
4361 | goto unlock; | |
4362 | } | |
4363 | ||
4364 | if (mgmt_pending_find(MGMT_OP_SET_BREDR, hdev)) { | |
4365 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4366 | MGMT_STATUS_BUSY); | |
4367 | goto unlock; | |
4368 | } | |
4369 | ||
4370 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
4371 | if (!cmd) { | |
4372 | err = -ENOMEM; | |
4373 | goto unlock; | |
4374 | } | |
4375 | ||
5947f4bc | 4376 | /* We need to flip the bit already here so that update_adv_data |
0663ca2a JH |
4377 | * generates the correct flags. |
4378 | */ | |
4379 | set_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4380 | ||
4381 | hci_req_init(&req, hdev); | |
aa8af46e JH |
4382 | |
4383 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
4384 | set_bredr_scan(&req); | |
4385 | ||
f14d8f64 MH |
4386 | /* Since only the advertising data flags will change, there |
4387 | * is no need to update the scan response data. | |
4388 | */ | |
5947f4bc | 4389 | update_adv_data(&req); |
aa8af46e | 4390 | |
0663ca2a JH |
4391 | err = hci_req_run(&req, set_bredr_complete); |
4392 | if (err < 0) | |
4393 | mgmt_pending_remove(cmd); | |
4394 | ||
4395 | unlock: | |
4396 | hci_dev_unlock(hdev); | |
4397 | return err; | |
4398 | } | |
4399 | ||
eac83dc6 MH |
4400 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
4401 | void *data, u16 len) | |
4402 | { | |
4403 | struct mgmt_mode *cp = data; | |
4404 | struct pending_cmd *cmd; | |
0ab04a9c | 4405 | u8 val, status; |
eac83dc6 MH |
4406 | int err; |
4407 | ||
4408 | BT_DBG("request for %s", hdev->name); | |
4409 | ||
4410 | status = mgmt_bredr_support(hdev); | |
4411 | if (status) | |
4412 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4413 | status); | |
4414 | ||
5afeac14 | 4415 | if (!lmp_sc_capable(hdev) && |
111902f7 | 4416 | !test_bit(HCI_FORCE_SC, &hdev->dbg_flags)) |
eac83dc6 MH |
4417 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4418 | MGMT_STATUS_NOT_SUPPORTED); | |
4419 | ||
0ab04a9c | 4420 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
eac83dc6 MH |
4421 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4422 | MGMT_STATUS_INVALID_PARAMS); | |
4423 | ||
4424 | hci_dev_lock(hdev); | |
4425 | ||
4426 | if (!hdev_is_powered(hdev)) { | |
4427 | bool changed; | |
4428 | ||
0ab04a9c | 4429 | if (cp->val) { |
eac83dc6 MH |
4430 | changed = !test_and_set_bit(HCI_SC_ENABLED, |
4431 | &hdev->dev_flags); | |
0ab04a9c MH |
4432 | if (cp->val == 0x02) |
4433 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4434 | else | |
4435 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4436 | } else { | |
eac83dc6 MH |
4437 | changed = test_and_clear_bit(HCI_SC_ENABLED, |
4438 | &hdev->dev_flags); | |
0ab04a9c MH |
4439 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
4440 | } | |
eac83dc6 MH |
4441 | |
4442 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4443 | if (err < 0) | |
4444 | goto failed; | |
4445 | ||
4446 | if (changed) | |
4447 | err = new_settings(hdev, sk); | |
4448 | ||
4449 | goto failed; | |
4450 | } | |
4451 | ||
4452 | if (mgmt_pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { | |
4453 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4454 | MGMT_STATUS_BUSY); | |
4455 | goto failed; | |
4456 | } | |
4457 | ||
0ab04a9c MH |
4458 | val = !!cp->val; |
4459 | ||
4460 | if (val == test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && | |
4461 | (cp->val == 0x02) == test_bit(HCI_SC_ONLY, &hdev->dev_flags)) { | |
eac83dc6 MH |
4462 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
4463 | goto failed; | |
4464 | } | |
4465 | ||
4466 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); | |
4467 | if (!cmd) { | |
4468 | err = -ENOMEM; | |
4469 | goto failed; | |
4470 | } | |
4471 | ||
0ab04a9c | 4472 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SC_SUPPORT, 1, &val); |
eac83dc6 MH |
4473 | if (err < 0) { |
4474 | mgmt_pending_remove(cmd); | |
4475 | goto failed; | |
4476 | } | |
4477 | ||
0ab04a9c MH |
4478 | if (cp->val == 0x02) |
4479 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4480 | else | |
4481 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4482 | ||
eac83dc6 MH |
4483 | failed: |
4484 | hci_dev_unlock(hdev); | |
4485 | return err; | |
4486 | } | |
4487 | ||
4e39ac81 MH |
4488 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
4489 | void *data, u16 len) | |
4490 | { | |
4491 | struct mgmt_mode *cp = data; | |
b9710979 | 4492 | bool changed, use_changed; |
4e39ac81 MH |
4493 | int err; |
4494 | ||
4495 | BT_DBG("request for %s", hdev->name); | |
4496 | ||
b9710979 | 4497 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
4e39ac81 MH |
4498 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, |
4499 | MGMT_STATUS_INVALID_PARAMS); | |
4500 | ||
4501 | hci_dev_lock(hdev); | |
4502 | ||
4503 | if (cp->val) | |
0663b297 JH |
4504 | changed = !test_and_set_bit(HCI_KEEP_DEBUG_KEYS, |
4505 | &hdev->dev_flags); | |
4e39ac81 | 4506 | else |
0663b297 JH |
4507 | changed = test_and_clear_bit(HCI_KEEP_DEBUG_KEYS, |
4508 | &hdev->dev_flags); | |
4e39ac81 | 4509 | |
b9710979 JH |
4510 | if (cp->val == 0x02) |
4511 | use_changed = !test_and_set_bit(HCI_USE_DEBUG_KEYS, | |
4512 | &hdev->dev_flags); | |
4513 | else | |
4514 | use_changed = test_and_clear_bit(HCI_USE_DEBUG_KEYS, | |
4515 | &hdev->dev_flags); | |
4516 | ||
4517 | if (hdev_is_powered(hdev) && use_changed && | |
4518 | test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { | |
4519 | u8 mode = (cp->val == 0x02) ? 0x01 : 0x00; | |
4520 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
4521 | sizeof(mode), &mode); | |
4522 | } | |
4523 | ||
4e39ac81 MH |
4524 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); |
4525 | if (err < 0) | |
4526 | goto unlock; | |
4527 | ||
4528 | if (changed) | |
4529 | err = new_settings(hdev, sk); | |
4530 | ||
4531 | unlock: | |
4532 | hci_dev_unlock(hdev); | |
4533 | return err; | |
4534 | } | |
4535 | ||
62b04cd1 JH |
4536 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
4537 | u16 len) | |
4538 | { | |
4539 | struct mgmt_cp_set_privacy *cp = cp_data; | |
4540 | bool changed; | |
4541 | int err; | |
4542 | ||
4543 | BT_DBG("request for %s", hdev->name); | |
4544 | ||
4545 | if (!lmp_le_capable(hdev)) | |
4546 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4547 | MGMT_STATUS_NOT_SUPPORTED); | |
4548 | ||
4549 | if (cp->privacy != 0x00 && cp->privacy != 0x01) | |
4550 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4551 | MGMT_STATUS_INVALID_PARAMS); | |
4552 | ||
4553 | if (hdev_is_powered(hdev)) | |
4554 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4555 | MGMT_STATUS_REJECTED); | |
4556 | ||
4557 | hci_dev_lock(hdev); | |
4558 | ||
c21c0ea0 JH |
4559 | /* If user space supports this command it is also expected to |
4560 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. | |
4561 | */ | |
4562 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4563 | ||
62b04cd1 JH |
4564 | if (cp->privacy) { |
4565 | changed = !test_and_set_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4566 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); | |
4567 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4568 | } else { | |
4569 | changed = test_and_clear_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4570 | memset(hdev->irk, 0, sizeof(hdev->irk)); | |
4571 | clear_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4572 | } | |
4573 | ||
4574 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); | |
4575 | if (err < 0) | |
4576 | goto unlock; | |
4577 | ||
4578 | if (changed) | |
4579 | err = new_settings(hdev, sk); | |
4580 | ||
4581 | unlock: | |
4582 | hci_dev_unlock(hdev); | |
4583 | return err; | |
4584 | } | |
4585 | ||
41edf160 JH |
4586 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
4587 | { | |
4588 | switch (irk->addr.type) { | |
4589 | case BDADDR_LE_PUBLIC: | |
4590 | return true; | |
4591 | ||
4592 | case BDADDR_LE_RANDOM: | |
4593 | /* Two most significant bits shall be set */ | |
4594 | if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4595 | return false; | |
4596 | return true; | |
4597 | } | |
4598 | ||
4599 | return false; | |
4600 | } | |
4601 | ||
4602 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, | |
4603 | u16 len) | |
4604 | { | |
4605 | struct mgmt_cp_load_irks *cp = cp_data; | |
ba1d6936 JH |
4606 | const u16 max_irk_count = ((U16_MAX - sizeof(*cp)) / |
4607 | sizeof(struct mgmt_irk_info)); | |
41edf160 JH |
4608 | u16 irk_count, expected_len; |
4609 | int i, err; | |
4610 | ||
4611 | BT_DBG("request for %s", hdev->name); | |
4612 | ||
4613 | if (!lmp_le_capable(hdev)) | |
4614 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4615 | MGMT_STATUS_NOT_SUPPORTED); | |
4616 | ||
4617 | irk_count = __le16_to_cpu(cp->irk_count); | |
ba1d6936 JH |
4618 | if (irk_count > max_irk_count) { |
4619 | BT_ERR("load_irks: too big irk_count value %u", irk_count); | |
4620 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4621 | MGMT_STATUS_INVALID_PARAMS); | |
4622 | } | |
41edf160 JH |
4623 | |
4624 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); | |
4625 | if (expected_len != len) { | |
4626 | BT_ERR("load_irks: expected %u bytes, got %u bytes", | |
2606ecbc | 4627 | expected_len, len); |
41edf160 JH |
4628 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4629 | MGMT_STATUS_INVALID_PARAMS); | |
4630 | } | |
4631 | ||
4632 | BT_DBG("%s irk_count %u", hdev->name, irk_count); | |
4633 | ||
4634 | for (i = 0; i < irk_count; i++) { | |
4635 | struct mgmt_irk_info *key = &cp->irks[i]; | |
4636 | ||
4637 | if (!irk_is_valid(key)) | |
4638 | return cmd_status(sk, hdev->id, | |
4639 | MGMT_OP_LOAD_IRKS, | |
4640 | MGMT_STATUS_INVALID_PARAMS); | |
4641 | } | |
4642 | ||
4643 | hci_dev_lock(hdev); | |
4644 | ||
4645 | hci_smp_irks_clear(hdev); | |
4646 | ||
4647 | for (i = 0; i < irk_count; i++) { | |
4648 | struct mgmt_irk_info *irk = &cp->irks[i]; | |
4649 | u8 addr_type; | |
4650 | ||
4651 | if (irk->addr.type == BDADDR_LE_PUBLIC) | |
4652 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4653 | else | |
4654 | addr_type = ADDR_LE_DEV_RANDOM; | |
4655 | ||
4656 | hci_add_irk(hdev, &irk->addr.bdaddr, addr_type, irk->val, | |
4657 | BDADDR_ANY); | |
4658 | } | |
4659 | ||
4660 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4661 | ||
4662 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); | |
4663 | ||
4664 | hci_dev_unlock(hdev); | |
4665 | ||
4666 | return err; | |
4667 | } | |
4668 | ||
3f706b72 JH |
4669 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
4670 | { | |
4671 | if (key->master != 0x00 && key->master != 0x01) | |
4672 | return false; | |
490cb0b3 MH |
4673 | |
4674 | switch (key->addr.type) { | |
4675 | case BDADDR_LE_PUBLIC: | |
4676 | return true; | |
4677 | ||
4678 | case BDADDR_LE_RANDOM: | |
4679 | /* Two most significant bits shall be set */ | |
4680 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4681 | return false; | |
4682 | return true; | |
4683 | } | |
4684 | ||
4685 | return false; | |
3f706b72 JH |
4686 | } |
4687 | ||
bdb6d971 | 4688 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4689 | void *cp_data, u16 len) |
346af67b | 4690 | { |
346af67b | 4691 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
ba1d6936 JH |
4692 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
4693 | sizeof(struct mgmt_ltk_info)); | |
346af67b | 4694 | u16 key_count, expected_len; |
715a5bf2 | 4695 | int i, err; |
346af67b | 4696 | |
cf99ba13 MH |
4697 | BT_DBG("request for %s", hdev->name); |
4698 | ||
4699 | if (!lmp_le_capable(hdev)) | |
4700 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4701 | MGMT_STATUS_NOT_SUPPORTED); | |
4702 | ||
1f350c87 | 4703 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
4704 | if (key_count > max_key_count) { |
4705 | BT_ERR("load_ltks: too big key_count value %u", key_count); | |
4706 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4707 | MGMT_STATUS_INVALID_PARAMS); | |
4708 | } | |
346af67b VCG |
4709 | |
4710 | expected_len = sizeof(*cp) + key_count * | |
4711 | sizeof(struct mgmt_ltk_info); | |
4712 | if (expected_len != len) { | |
4713 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
2606ecbc | 4714 | expected_len, len); |
bdb6d971 | 4715 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
e57e619f | 4716 | MGMT_STATUS_INVALID_PARAMS); |
346af67b VCG |
4717 | } |
4718 | ||
bdb6d971 | 4719 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 4720 | |
54ad6d8a JH |
4721 | for (i = 0; i < key_count; i++) { |
4722 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
4723 | ||
3f706b72 | 4724 | if (!ltk_is_valid(key)) |
54ad6d8a JH |
4725 | return cmd_status(sk, hdev->id, |
4726 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4727 | MGMT_STATUS_INVALID_PARAMS); | |
4728 | } | |
4729 | ||
346af67b VCG |
4730 | hci_dev_lock(hdev); |
4731 | ||
4732 | hci_smp_ltks_clear(hdev); | |
4733 | ||
4734 | for (i = 0; i < key_count; i++) { | |
4735 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
d7b25450 | 4736 | u8 type, addr_type, authenticated; |
79d95a19 MH |
4737 | |
4738 | if (key->addr.type == BDADDR_LE_PUBLIC) | |
4739 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4740 | else | |
4741 | addr_type = ADDR_LE_DEV_RANDOM; | |
346af67b VCG |
4742 | |
4743 | if (key->master) | |
2ceba539 | 4744 | type = SMP_LTK; |
346af67b | 4745 | else |
2ceba539 | 4746 | type = SMP_LTK_SLAVE; |
346af67b | 4747 | |
61b43357 JH |
4748 | switch (key->type) { |
4749 | case MGMT_LTK_UNAUTHENTICATED: | |
d7b25450 | 4750 | authenticated = 0x00; |
61b43357 JH |
4751 | break; |
4752 | case MGMT_LTK_AUTHENTICATED: | |
d7b25450 | 4753 | authenticated = 0x01; |
61b43357 JH |
4754 | break; |
4755 | default: | |
4756 | continue; | |
4757 | } | |
d7b25450 | 4758 | |
35d70271 | 4759 | hci_add_ltk(hdev, &key->addr.bdaddr, addr_type, type, |
d7b25450 | 4760 | authenticated, key->val, key->enc_size, key->ediv, |
35d70271 | 4761 | key->rand); |
346af67b VCG |
4762 | } |
4763 | ||
715a5bf2 JH |
4764 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
4765 | NULL, 0); | |
4766 | ||
346af67b | 4767 | hci_dev_unlock(hdev); |
346af67b | 4768 | |
715a5bf2 | 4769 | return err; |
346af67b VCG |
4770 | } |
4771 | ||
dd983808 AK |
4772 | struct cmd_conn_lookup { |
4773 | struct hci_conn *conn; | |
4774 | bool valid_tx_power; | |
4775 | u8 mgmt_status; | |
4776 | }; | |
4777 | ||
4778 | static void get_conn_info_complete(struct pending_cmd *cmd, void *data) | |
4779 | { | |
4780 | struct cmd_conn_lookup *match = data; | |
4781 | struct mgmt_cp_get_conn_info *cp; | |
4782 | struct mgmt_rp_get_conn_info rp; | |
4783 | struct hci_conn *conn = cmd->user_data; | |
4784 | ||
4785 | if (conn != match->conn) | |
4786 | return; | |
4787 | ||
4788 | cp = (struct mgmt_cp_get_conn_info *) cmd->param; | |
4789 | ||
4790 | memset(&rp, 0, sizeof(rp)); | |
4791 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4792 | rp.addr.type = cp->addr.type; | |
4793 | ||
4794 | if (!match->mgmt_status) { | |
4795 | rp.rssi = conn->rssi; | |
4796 | ||
eed5daf3 | 4797 | if (match->valid_tx_power) { |
dd983808 | 4798 | rp.tx_power = conn->tx_power; |
eed5daf3 AK |
4799 | rp.max_tx_power = conn->max_tx_power; |
4800 | } else { | |
dd983808 | 4801 | rp.tx_power = HCI_TX_POWER_INVALID; |
eed5daf3 AK |
4802 | rp.max_tx_power = HCI_TX_POWER_INVALID; |
4803 | } | |
dd983808 AK |
4804 | } |
4805 | ||
4806 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, | |
4807 | match->mgmt_status, &rp, sizeof(rp)); | |
4808 | ||
4809 | hci_conn_drop(conn); | |
4810 | ||
4811 | mgmt_pending_remove(cmd); | |
4812 | } | |
4813 | ||
4814 | static void conn_info_refresh_complete(struct hci_dev *hdev, u8 status) | |
4815 | { | |
4816 | struct hci_cp_read_rssi *cp; | |
4817 | struct hci_conn *conn; | |
4818 | struct cmd_conn_lookup match; | |
4819 | u16 handle; | |
4820 | ||
4821 | BT_DBG("status 0x%02x", status); | |
4822 | ||
4823 | hci_dev_lock(hdev); | |
4824 | ||
4825 | /* TX power data is valid in case request completed successfully, | |
eed5daf3 AK |
4826 | * otherwise we assume it's not valid. At the moment we assume that |
4827 | * either both or none of current and max values are valid to keep code | |
4828 | * simple. | |
dd983808 AK |
4829 | */ |
4830 | match.valid_tx_power = !status; | |
4831 | ||
4832 | /* Commands sent in request are either Read RSSI or Read Transmit Power | |
4833 | * Level so we check which one was last sent to retrieve connection | |
4834 | * handle. Both commands have handle as first parameter so it's safe to | |
4835 | * cast data on the same command struct. | |
4836 | * | |
4837 | * First command sent is always Read RSSI and we fail only if it fails. | |
4838 | * In other case we simply override error to indicate success as we | |
4839 | * already remembered if TX power value is actually valid. | |
4840 | */ | |
4841 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); | |
4842 | if (!cp) { | |
4843 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
4844 | status = 0; | |
4845 | } | |
4846 | ||
4847 | if (!cp) { | |
4848 | BT_ERR("invalid sent_cmd in response"); | |
4849 | goto unlock; | |
4850 | } | |
4851 | ||
4852 | handle = __le16_to_cpu(cp->handle); | |
4853 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
4854 | if (!conn) { | |
4855 | BT_ERR("unknown handle (%d) in response", handle); | |
4856 | goto unlock; | |
4857 | } | |
4858 | ||
4859 | match.conn = conn; | |
4860 | match.mgmt_status = mgmt_status(status); | |
4861 | ||
4862 | /* Cache refresh is complete, now reply for mgmt request for given | |
4863 | * connection only. | |
4864 | */ | |
4865 | mgmt_pending_foreach(MGMT_OP_GET_CONN_INFO, hdev, | |
4866 | get_conn_info_complete, &match); | |
4867 | ||
4868 | unlock: | |
4869 | hci_dev_unlock(hdev); | |
4870 | } | |
4871 | ||
4872 | static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
4873 | u16 len) | |
4874 | { | |
4875 | struct mgmt_cp_get_conn_info *cp = data; | |
4876 | struct mgmt_rp_get_conn_info rp; | |
4877 | struct hci_conn *conn; | |
4878 | unsigned long conn_info_age; | |
4879 | int err = 0; | |
4880 | ||
4881 | BT_DBG("%s", hdev->name); | |
4882 | ||
4883 | memset(&rp, 0, sizeof(rp)); | |
4884 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4885 | rp.addr.type = cp->addr.type; | |
4886 | ||
4887 | if (!bdaddr_type_is_valid(cp->addr.type)) | |
4888 | return cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4889 | MGMT_STATUS_INVALID_PARAMS, | |
4890 | &rp, sizeof(rp)); | |
4891 | ||
4892 | hci_dev_lock(hdev); | |
4893 | ||
4894 | if (!hdev_is_powered(hdev)) { | |
4895 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4896 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
4897 | goto unlock; | |
4898 | } | |
4899 | ||
4900 | if (cp->addr.type == BDADDR_BREDR) | |
4901 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
4902 | &cp->addr.bdaddr); | |
4903 | else | |
4904 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
4905 | ||
4906 | if (!conn || conn->state != BT_CONNECTED) { | |
4907 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4908 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
4909 | goto unlock; | |
4910 | } | |
4911 | ||
4912 | /* To avoid client trying to guess when to poll again for information we | |
4913 | * calculate conn info age as random value between min/max set in hdev. | |
4914 | */ | |
4915 | conn_info_age = hdev->conn_info_min_age + | |
4916 | prandom_u32_max(hdev->conn_info_max_age - | |
4917 | hdev->conn_info_min_age); | |
4918 | ||
4919 | /* Query controller to refresh cached values if they are too old or were | |
4920 | * never read. | |
4921 | */ | |
f4e2dd53 AK |
4922 | if (time_after(jiffies, conn->conn_info_timestamp + |
4923 | msecs_to_jiffies(conn_info_age)) || | |
dd983808 AK |
4924 | !conn->conn_info_timestamp) { |
4925 | struct hci_request req; | |
4926 | struct hci_cp_read_tx_power req_txp_cp; | |
4927 | struct hci_cp_read_rssi req_rssi_cp; | |
4928 | struct pending_cmd *cmd; | |
4929 | ||
4930 | hci_req_init(&req, hdev); | |
4931 | req_rssi_cp.handle = cpu_to_le16(conn->handle); | |
4932 | hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), | |
4933 | &req_rssi_cp); | |
4934 | ||
f7faab0c AK |
4935 | /* For LE links TX power does not change thus we don't need to |
4936 | * query for it once value is known. | |
4937 | */ | |
4938 | if (!bdaddr_type_is_le(cp->addr.type) || | |
4939 | conn->tx_power == HCI_TX_POWER_INVALID) { | |
4940 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4941 | req_txp_cp.type = 0x00; | |
4942 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4943 | sizeof(req_txp_cp), &req_txp_cp); | |
4944 | } | |
dd983808 | 4945 | |
eed5daf3 AK |
4946 | /* Max TX power needs to be read only once per connection */ |
4947 | if (conn->max_tx_power == HCI_TX_POWER_INVALID) { | |
4948 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4949 | req_txp_cp.type = 0x01; | |
4950 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4951 | sizeof(req_txp_cp), &req_txp_cp); | |
4952 | } | |
4953 | ||
dd983808 AK |
4954 | err = hci_req_run(&req, conn_info_refresh_complete); |
4955 | if (err < 0) | |
4956 | goto unlock; | |
4957 | ||
4958 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, | |
4959 | data, len); | |
4960 | if (!cmd) { | |
4961 | err = -ENOMEM; | |
4962 | goto unlock; | |
4963 | } | |
4964 | ||
4965 | hci_conn_hold(conn); | |
4966 | cmd->user_data = conn; | |
4967 | ||
4968 | conn->conn_info_timestamp = jiffies; | |
4969 | } else { | |
4970 | /* Cache is valid, just reply with values cached in hci_conn */ | |
4971 | rp.rssi = conn->rssi; | |
4972 | rp.tx_power = conn->tx_power; | |
eed5daf3 | 4973 | rp.max_tx_power = conn->max_tx_power; |
dd983808 AK |
4974 | |
4975 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4976 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
4977 | } | |
4978 | ||
4979 | unlock: | |
4980 | hci_dev_unlock(hdev); | |
4981 | return err; | |
4982 | } | |
4983 | ||
95868426 JH |
4984 | static void get_clock_info_complete(struct hci_dev *hdev, u8 status) |
4985 | { | |
4986 | struct mgmt_cp_get_clock_info *cp; | |
4987 | struct mgmt_rp_get_clock_info rp; | |
4988 | struct hci_cp_read_clock *hci_cp; | |
4989 | struct pending_cmd *cmd; | |
4990 | struct hci_conn *conn; | |
4991 | ||
4992 | BT_DBG("%s status %u", hdev->name, status); | |
4993 | ||
4994 | hci_dev_lock(hdev); | |
4995 | ||
4996 | hci_cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK); | |
4997 | if (!hci_cp) | |
4998 | goto unlock; | |
4999 | ||
5000 | if (hci_cp->which) { | |
5001 | u16 handle = __le16_to_cpu(hci_cp->handle); | |
5002 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
5003 | } else { | |
5004 | conn = NULL; | |
5005 | } | |
5006 | ||
5007 | cmd = mgmt_pending_find_data(MGMT_OP_GET_CLOCK_INFO, hdev, conn); | |
5008 | if (!cmd) | |
5009 | goto unlock; | |
5010 | ||
5011 | cp = cmd->param; | |
5012 | ||
5013 | memset(&rp, 0, sizeof(rp)); | |
5014 | memcpy(&rp.addr, &cp->addr, sizeof(rp.addr)); | |
5015 | ||
5016 | if (status) | |
5017 | goto send_rsp; | |
5018 | ||
5019 | rp.local_clock = cpu_to_le32(hdev->clock); | |
5020 | ||
5021 | if (conn) { | |
5022 | rp.piconet_clock = cpu_to_le32(conn->clock); | |
5023 | rp.accuracy = cpu_to_le16(conn->clock_accuracy); | |
5024 | } | |
5025 | ||
5026 | send_rsp: | |
5027 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
5028 | &rp, sizeof(rp)); | |
5029 | mgmt_pending_remove(cmd); | |
5030 | if (conn) | |
5031 | hci_conn_drop(conn); | |
5032 | ||
5033 | unlock: | |
5034 | hci_dev_unlock(hdev); | |
5035 | } | |
5036 | ||
5037 | static int get_clock_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
5038 | u16 len) | |
5039 | { | |
5040 | struct mgmt_cp_get_clock_info *cp = data; | |
5041 | struct mgmt_rp_get_clock_info rp; | |
5042 | struct hci_cp_read_clock hci_cp; | |
5043 | struct pending_cmd *cmd; | |
5044 | struct hci_request req; | |
5045 | struct hci_conn *conn; | |
5046 | int err; | |
5047 | ||
5048 | BT_DBG("%s", hdev->name); | |
5049 | ||
5050 | memset(&rp, 0, sizeof(rp)); | |
5051 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
5052 | rp.addr.type = cp->addr.type; | |
5053 | ||
5054 | if (cp->addr.type != BDADDR_BREDR) | |
5055 | return cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, | |
5056 | MGMT_STATUS_INVALID_PARAMS, | |
5057 | &rp, sizeof(rp)); | |
5058 | ||
5059 | hci_dev_lock(hdev); | |
5060 | ||
5061 | if (!hdev_is_powered(hdev)) { | |
5062 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, | |
5063 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5064 | goto unlock; | |
5065 | } | |
5066 | ||
5067 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
5068 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
5069 | &cp->addr.bdaddr); | |
5070 | if (!conn || conn->state != BT_CONNECTED) { | |
5071 | err = cmd_complete(sk, hdev->id, | |
5072 | MGMT_OP_GET_CLOCK_INFO, | |
5073 | MGMT_STATUS_NOT_CONNECTED, | |
5074 | &rp, sizeof(rp)); | |
5075 | goto unlock; | |
5076 | } | |
5077 | } else { | |
5078 | conn = NULL; | |
5079 | } | |
5080 | ||
5081 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CLOCK_INFO, hdev, data, len); | |
5082 | if (!cmd) { | |
5083 | err = -ENOMEM; | |
5084 | goto unlock; | |
5085 | } | |
5086 | ||
5087 | hci_req_init(&req, hdev); | |
5088 | ||
5089 | memset(&hci_cp, 0, sizeof(hci_cp)); | |
5090 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
5091 | ||
5092 | if (conn) { | |
5093 | hci_conn_hold(conn); | |
5094 | cmd->user_data = conn; | |
5095 | ||
5096 | hci_cp.handle = cpu_to_le16(conn->handle); | |
5097 | hci_cp.which = 0x01; /* Piconet clock */ | |
5098 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
5099 | } | |
5100 | ||
5101 | err = hci_req_run(&req, get_clock_info_complete); | |
5102 | if (err < 0) | |
5103 | mgmt_pending_remove(cmd); | |
5104 | ||
5105 | unlock: | |
5106 | hci_dev_unlock(hdev); | |
5107 | return err; | |
5108 | } | |
5109 | ||
8afef092 MH |
5110 | static void device_added(struct sock *sk, struct hci_dev *hdev, |
5111 | bdaddr_t *bdaddr, u8 type, u8 action) | |
5112 | { | |
5113 | struct mgmt_ev_device_added ev; | |
5114 | ||
5115 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5116 | ev.addr.type = type; | |
5117 | ev.action = action; | |
5118 | ||
5119 | mgmt_event(MGMT_EV_DEVICE_ADDED, hdev, &ev, sizeof(ev), sk); | |
5120 | } | |
5121 | ||
2faade53 MH |
5122 | static int add_device(struct sock *sk, struct hci_dev *hdev, |
5123 | void *data, u16 len) | |
5124 | { | |
5125 | struct mgmt_cp_add_device *cp = data; | |
5126 | u8 auto_conn, addr_type; | |
5127 | int err; | |
5128 | ||
5129 | BT_DBG("%s", hdev->name); | |
5130 | ||
5131 | if (!bdaddr_type_is_le(cp->addr.type) || | |
5132 | !bacmp(&cp->addr.bdaddr, BDADDR_ANY)) | |
5133 | return cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, | |
5134 | MGMT_STATUS_INVALID_PARAMS, | |
5135 | &cp->addr, sizeof(cp->addr)); | |
5136 | ||
5137 | if (cp->action != 0x00 && cp->action != 0x01) | |
5138 | return cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, | |
5139 | MGMT_STATUS_INVALID_PARAMS, | |
5140 | &cp->addr, sizeof(cp->addr)); | |
5141 | ||
5142 | hci_dev_lock(hdev); | |
5143 | ||
5144 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
5145 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5146 | else | |
5147 | addr_type = ADDR_LE_DEV_RANDOM; | |
5148 | ||
5149 | if (cp->action) | |
5150 | auto_conn = HCI_AUTO_CONN_ALWAYS; | |
5151 | else | |
a3451d27 | 5152 | auto_conn = HCI_AUTO_CONN_REPORT; |
2faade53 | 5153 | |
bf5b3c8b MH |
5154 | /* If the connection parameters don't exist for this device, |
5155 | * they will be created and configured with defaults. | |
5156 | */ | |
d06b50ce MH |
5157 | if (hci_conn_params_set(hdev, &cp->addr.bdaddr, addr_type, |
5158 | auto_conn) < 0) { | |
2faade53 MH |
5159 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5160 | MGMT_STATUS_FAILED, | |
5161 | &cp->addr, sizeof(cp->addr)); | |
5162 | goto unlock; | |
5163 | } | |
5164 | ||
8afef092 MH |
5165 | device_added(sk, hdev, &cp->addr.bdaddr, cp->addr.type, cp->action); |
5166 | ||
2faade53 MH |
5167 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5168 | MGMT_STATUS_SUCCESS, &cp->addr, sizeof(cp->addr)); | |
5169 | ||
5170 | unlock: | |
5171 | hci_dev_unlock(hdev); | |
5172 | return err; | |
5173 | } | |
5174 | ||
8afef092 MH |
5175 | static void device_removed(struct sock *sk, struct hci_dev *hdev, |
5176 | bdaddr_t *bdaddr, u8 type) | |
5177 | { | |
5178 | struct mgmt_ev_device_removed ev; | |
5179 | ||
5180 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5181 | ev.addr.type = type; | |
5182 | ||
5183 | mgmt_event(MGMT_EV_DEVICE_REMOVED, hdev, &ev, sizeof(ev), sk); | |
5184 | } | |
5185 | ||
2faade53 MH |
5186 | static int remove_device(struct sock *sk, struct hci_dev *hdev, |
5187 | void *data, u16 len) | |
5188 | { | |
5189 | struct mgmt_cp_remove_device *cp = data; | |
5190 | int err; | |
5191 | ||
5192 | BT_DBG("%s", hdev->name); | |
5193 | ||
5194 | hci_dev_lock(hdev); | |
5195 | ||
5196 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
c71593dd | 5197 | struct hci_conn_params *params; |
2faade53 MH |
5198 | u8 addr_type; |
5199 | ||
5200 | if (!bdaddr_type_is_le(cp->addr.type)) { | |
5201 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5202 | MGMT_STATUS_INVALID_PARAMS, | |
5203 | &cp->addr, sizeof(cp->addr)); | |
5204 | goto unlock; | |
5205 | } | |
5206 | ||
5207 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
5208 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5209 | else | |
5210 | addr_type = ADDR_LE_DEV_RANDOM; | |
5211 | ||
c71593dd JH |
5212 | params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, |
5213 | addr_type); | |
5214 | if (!params) { | |
5215 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5216 | MGMT_STATUS_INVALID_PARAMS, | |
5217 | &cp->addr, sizeof(cp->addr)); | |
5218 | goto unlock; | |
5219 | } | |
5220 | ||
5221 | if (params->auto_connect == HCI_AUTO_CONN_DISABLED) { | |
5222 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5223 | MGMT_STATUS_INVALID_PARAMS, | |
5224 | &cp->addr, sizeof(cp->addr)); | |
5225 | goto unlock; | |
5226 | } | |
5227 | ||
95305baa | 5228 | list_del_init(¶ms->action); |
c71593dd JH |
5229 | list_del(¶ms->list); |
5230 | kfree(params); | |
95305baa | 5231 | hci_update_background_scan(hdev); |
8afef092 MH |
5232 | |
5233 | device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type); | |
2faade53 MH |
5234 | } else { |
5235 | if (cp->addr.type) { | |
5236 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5237 | MGMT_STATUS_INVALID_PARAMS, | |
5238 | &cp->addr, sizeof(cp->addr)); | |
5239 | goto unlock; | |
5240 | } | |
5241 | ||
c71593dd | 5242 | hci_conn_params_clear_enabled(hdev); |
2faade53 MH |
5243 | } |
5244 | ||
5245 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, | |
5246 | MGMT_STATUS_SUCCESS, &cp->addr, sizeof(cp->addr)); | |
5247 | ||
5248 | unlock: | |
5249 | hci_dev_unlock(hdev); | |
5250 | return err; | |
5251 | } | |
5252 | ||
a26f3dcf JH |
5253 | static int load_conn_param(struct sock *sk, struct hci_dev *hdev, void *data, |
5254 | u16 len) | |
5255 | { | |
5256 | struct mgmt_cp_load_conn_param *cp = data; | |
ba1d6936 JH |
5257 | const u16 max_param_count = ((U16_MAX - sizeof(*cp)) / |
5258 | sizeof(struct mgmt_conn_param)); | |
a26f3dcf JH |
5259 | u16 param_count, expected_len; |
5260 | int i; | |
5261 | ||
5262 | if (!lmp_le_capable(hdev)) | |
5263 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, | |
5264 | MGMT_STATUS_NOT_SUPPORTED); | |
5265 | ||
5266 | param_count = __le16_to_cpu(cp->param_count); | |
ba1d6936 JH |
5267 | if (param_count > max_param_count) { |
5268 | BT_ERR("load_conn_param: too big param_count value %u", | |
5269 | param_count); | |
5270 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, | |
5271 | MGMT_STATUS_INVALID_PARAMS); | |
5272 | } | |
a26f3dcf JH |
5273 | |
5274 | expected_len = sizeof(*cp) + param_count * | |
5275 | sizeof(struct mgmt_conn_param); | |
5276 | if (expected_len != len) { | |
5277 | BT_ERR("load_conn_param: expected %u bytes, got %u bytes", | |
5278 | expected_len, len); | |
5279 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, | |
5280 | MGMT_STATUS_INVALID_PARAMS); | |
5281 | } | |
5282 | ||
5283 | BT_DBG("%s param_count %u", hdev->name, param_count); | |
5284 | ||
5285 | hci_dev_lock(hdev); | |
5286 | ||
5287 | hci_conn_params_clear_disabled(hdev); | |
5288 | ||
5289 | for (i = 0; i < param_count; i++) { | |
5290 | struct mgmt_conn_param *param = &cp->params[i]; | |
5291 | struct hci_conn_params *hci_param; | |
5292 | u16 min, max, latency, timeout; | |
5293 | u8 addr_type; | |
5294 | ||
5295 | BT_DBG("Adding %pMR (type %u)", ¶m->addr.bdaddr, | |
5296 | param->addr.type); | |
5297 | ||
5298 | if (param->addr.type == BDADDR_LE_PUBLIC) { | |
5299 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5300 | } else if (param->addr.type == BDADDR_LE_RANDOM) { | |
5301 | addr_type = ADDR_LE_DEV_RANDOM; | |
5302 | } else { | |
5303 | BT_ERR("Ignoring invalid connection parameters"); | |
5304 | continue; | |
5305 | } | |
5306 | ||
5307 | min = le16_to_cpu(param->min_interval); | |
5308 | max = le16_to_cpu(param->max_interval); | |
5309 | latency = le16_to_cpu(param->latency); | |
5310 | timeout = le16_to_cpu(param->timeout); | |
5311 | ||
5312 | BT_DBG("min 0x%04x max 0x%04x latency 0x%04x timeout 0x%04x", | |
5313 | min, max, latency, timeout); | |
5314 | ||
5315 | if (hci_check_conn_params(min, max, latency, timeout) < 0) { | |
5316 | BT_ERR("Ignoring invalid connection parameters"); | |
5317 | continue; | |
5318 | } | |
5319 | ||
5320 | hci_param = hci_conn_params_add(hdev, ¶m->addr.bdaddr, | |
5321 | addr_type); | |
5322 | if (!hci_param) { | |
5323 | BT_ERR("Failed to add connection parameters"); | |
5324 | continue; | |
5325 | } | |
5326 | ||
5327 | hci_param->conn_min_interval = min; | |
5328 | hci_param->conn_max_interval = max; | |
5329 | hci_param->conn_latency = latency; | |
5330 | hci_param->supervision_timeout = timeout; | |
5331 | } | |
5332 | ||
5333 | hci_dev_unlock(hdev); | |
5334 | ||
5335 | return cmd_complete(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, 0, NULL, 0); | |
5336 | } | |
5337 | ||
2e3c35ea | 5338 | static const struct mgmt_handler { |
04124681 GP |
5339 | int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, |
5340 | u16 data_len); | |
be22b54e JH |
5341 | bool var_len; |
5342 | size_t data_len; | |
0f4e68cf JH |
5343 | } mgmt_handlers[] = { |
5344 | { NULL }, /* 0x0000 (no command) */ | |
be22b54e JH |
5345 | { read_version, false, MGMT_READ_VERSION_SIZE }, |
5346 | { read_commands, false, MGMT_READ_COMMANDS_SIZE }, | |
5347 | { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE }, | |
5348 | { read_controller_info, false, MGMT_READ_INFO_SIZE }, | |
5349 | { set_powered, false, MGMT_SETTING_SIZE }, | |
5350 | { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE }, | |
5351 | { set_connectable, false, MGMT_SETTING_SIZE }, | |
5352 | { set_fast_connectable, false, MGMT_SETTING_SIZE }, | |
5353 | { set_pairable, false, MGMT_SETTING_SIZE }, | |
5354 | { set_link_security, false, MGMT_SETTING_SIZE }, | |
5355 | { set_ssp, false, MGMT_SETTING_SIZE }, | |
5356 | { set_hs, false, MGMT_SETTING_SIZE }, | |
5357 | { set_le, false, MGMT_SETTING_SIZE }, | |
5358 | { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE }, | |
5359 | { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE }, | |
5360 | { add_uuid, false, MGMT_ADD_UUID_SIZE }, | |
5361 | { remove_uuid, false, MGMT_REMOVE_UUID_SIZE }, | |
5362 | { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE }, | |
5363 | { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE }, | |
5364 | { disconnect, false, MGMT_DISCONNECT_SIZE }, | |
5365 | { get_connections, false, MGMT_GET_CONNECTIONS_SIZE }, | |
5366 | { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE }, | |
5367 | { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
5368 | { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE }, | |
5369 | { pair_device, false, MGMT_PAIR_DEVICE_SIZE }, | |
5370 | { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
5371 | { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE }, | |
5372 | { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
5373 | { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
5374 | { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
5375 | { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
5376 | { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE }, | |
ec109113 | 5377 | { add_remote_oob_data, true, MGMT_ADD_REMOTE_OOB_DATA_SIZE }, |
be22b54e JH |
5378 | { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
5379 | { start_discovery, false, MGMT_START_DISCOVERY_SIZE }, | |
5380 | { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE }, | |
5381 | { confirm_name, false, MGMT_CONFIRM_NAME_SIZE }, | |
5382 | { block_device, false, MGMT_BLOCK_DEVICE_SIZE }, | |
5383 | { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE }, | |
cdbaccca | 5384 | { set_device_id, false, MGMT_SET_DEVICE_ID_SIZE }, |
4375f103 | 5385 | { set_advertising, false, MGMT_SETTING_SIZE }, |
0663ca2a | 5386 | { set_bredr, false, MGMT_SETTING_SIZE }, |
d13eafce | 5387 | { set_static_address, false, MGMT_SET_STATIC_ADDRESS_SIZE }, |
14b49b9a | 5388 | { set_scan_params, false, MGMT_SET_SCAN_PARAMS_SIZE }, |
eac83dc6 | 5389 | { set_secure_conn, false, MGMT_SETTING_SIZE }, |
4e39ac81 | 5390 | { set_debug_keys, false, MGMT_SETTING_SIZE }, |
62b04cd1 | 5391 | { set_privacy, false, MGMT_SET_PRIVACY_SIZE }, |
41edf160 | 5392 | { load_irks, true, MGMT_LOAD_IRKS_SIZE }, |
dd983808 | 5393 | { get_conn_info, false, MGMT_GET_CONN_INFO_SIZE }, |
95868426 | 5394 | { get_clock_info, false, MGMT_GET_CLOCK_INFO_SIZE }, |
2faade53 MH |
5395 | { add_device, false, MGMT_ADD_DEVICE_SIZE }, |
5396 | { remove_device, false, MGMT_REMOVE_DEVICE_SIZE }, | |
73d1df2a MH |
5397 | { load_conn_param, true, MGMT_LOAD_CONN_PARAM_SIZE }, |
5398 | { read_unconf_index_list, false, MGMT_READ_UNCONF_INDEX_LIST_SIZE }, | |
9fc3bfb6 | 5399 | { read_config_info, false, MGMT_READ_CONFIG_INFO_SIZE }, |
0f4e68cf JH |
5400 | }; |
5401 | ||
0381101f JH |
5402 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
5403 | { | |
650f726d VCG |
5404 | void *buf; |
5405 | u8 *cp; | |
0381101f | 5406 | struct mgmt_hdr *hdr; |
4e51eae9 | 5407 | u16 opcode, index, len; |
bdb6d971 | 5408 | struct hci_dev *hdev = NULL; |
2e3c35ea | 5409 | const struct mgmt_handler *handler; |
0381101f JH |
5410 | int err; |
5411 | ||
5412 | BT_DBG("got %zu bytes", msglen); | |
5413 | ||
5414 | if (msglen < sizeof(*hdr)) | |
5415 | return -EINVAL; | |
5416 | ||
e63a15ec | 5417 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
5418 | if (!buf) |
5419 | return -ENOMEM; | |
5420 | ||
5421 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
5422 | err = -EFAULT; | |
5423 | goto done; | |
5424 | } | |
5425 | ||
650f726d | 5426 | hdr = buf; |
1f350c87 MH |
5427 | opcode = __le16_to_cpu(hdr->opcode); |
5428 | index = __le16_to_cpu(hdr->index); | |
5429 | len = __le16_to_cpu(hdr->len); | |
0381101f JH |
5430 | |
5431 | if (len != msglen - sizeof(*hdr)) { | |
5432 | err = -EINVAL; | |
5433 | goto done; | |
5434 | } | |
5435 | ||
0f4e68cf | 5436 | if (index != MGMT_INDEX_NONE) { |
bdb6d971 JH |
5437 | hdev = hci_dev_get(index); |
5438 | if (!hdev) { | |
5439 | err = cmd_status(sk, index, opcode, | |
04124681 | 5440 | MGMT_STATUS_INVALID_INDEX); |
bdb6d971 JH |
5441 | goto done; |
5442 | } | |
0736cfa8 | 5443 | |
cebf4cfd | 5444 | if (test_bit(HCI_SETUP, &hdev->dev_flags) || |
4a964404 MH |
5445 | test_bit(HCI_UNCONFIGURED, &hdev->dev_flags) || |
5446 | test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) { | |
0736cfa8 MH |
5447 | err = cmd_status(sk, index, opcode, |
5448 | MGMT_STATUS_INVALID_INDEX); | |
5449 | goto done; | |
5450 | } | |
bdb6d971 JH |
5451 | } |
5452 | ||
0f4e68cf | 5453 | if (opcode >= ARRAY_SIZE(mgmt_handlers) || |
8ce8e2b5 | 5454 | mgmt_handlers[opcode].func == NULL) { |
0381101f | 5455 | BT_DBG("Unknown op %u", opcode); |
ca69b795 | 5456 | err = cmd_status(sk, index, opcode, |
04124681 | 5457 | MGMT_STATUS_UNKNOWN_COMMAND); |
0f4e68cf JH |
5458 | goto done; |
5459 | } | |
5460 | ||
73d1df2a MH |
5461 | if (hdev && (opcode <= MGMT_OP_READ_INDEX_LIST || |
5462 | opcode == MGMT_OP_READ_UNCONF_INDEX_LIST)) { | |
5463 | err = cmd_status(sk, index, opcode, | |
5464 | MGMT_STATUS_INVALID_INDEX); | |
5465 | goto done; | |
5466 | } | |
5467 | ||
5468 | if (!hdev && (opcode > MGMT_OP_READ_INDEX_LIST && | |
5469 | opcode != MGMT_OP_READ_UNCONF_INDEX_LIST)) { | |
0f4e68cf | 5470 | err = cmd_status(sk, index, opcode, |
04124681 | 5471 | MGMT_STATUS_INVALID_INDEX); |
0f4e68cf | 5472 | goto done; |
0381101f JH |
5473 | } |
5474 | ||
be22b54e JH |
5475 | handler = &mgmt_handlers[opcode]; |
5476 | ||
5477 | if ((handler->var_len && len < handler->data_len) || | |
8ce8e2b5 | 5478 | (!handler->var_len && len != handler->data_len)) { |
be22b54e | 5479 | err = cmd_status(sk, index, opcode, |
04124681 | 5480 | MGMT_STATUS_INVALID_PARAMS); |
be22b54e JH |
5481 | goto done; |
5482 | } | |
5483 | ||
0f4e68cf JH |
5484 | if (hdev) |
5485 | mgmt_init_hdev(sk, hdev); | |
5486 | ||
5487 | cp = buf + sizeof(*hdr); | |
5488 | ||
be22b54e | 5489 | err = handler->func(sk, hdev, cp, len); |
e41d8b4e JH |
5490 | if (err < 0) |
5491 | goto done; | |
5492 | ||
0381101f JH |
5493 | err = msglen; |
5494 | ||
5495 | done: | |
bdb6d971 JH |
5496 | if (hdev) |
5497 | hci_dev_put(hdev); | |
5498 | ||
0381101f JH |
5499 | kfree(buf); |
5500 | return err; | |
5501 | } | |
c71e97bf | 5502 | |
bf6b56db | 5503 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 5504 | { |
1514b892 | 5505 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 5506 | return; |
bb4b2a9a | 5507 | |
0602a8ad MH |
5508 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
5509 | return; | |
5510 | ||
5511 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) | |
5512 | mgmt_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev, NULL, 0, NULL); | |
5513 | else | |
5514 | mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL); | |
c71e97bf JH |
5515 | } |
5516 | ||
bf6b56db | 5517 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 5518 | { |
5f159032 | 5519 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 5520 | |
1514b892 | 5521 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 5522 | return; |
bb4b2a9a | 5523 | |
0602a8ad MH |
5524 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
5525 | return; | |
5526 | ||
744cf19e | 5527 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe | 5528 | |
edd3896b MH |
5529 | if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) |
5530 | mgmt_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev, NULL, 0, NULL); | |
5531 | else | |
5532 | mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL); | |
eec8d2bc JH |
5533 | } |
5534 | ||
6046dc3e AG |
5535 | /* This function requires the caller holds hdev->lock */ |
5536 | static void restart_le_auto_conns(struct hci_dev *hdev) | |
5537 | { | |
5538 | struct hci_conn_params *p; | |
c83ed19d | 5539 | bool added = false; |
6046dc3e AG |
5540 | |
5541 | list_for_each_entry(p, &hdev->le_conn_params, list) { | |
c83ed19d | 5542 | if (p->auto_connect == HCI_AUTO_CONN_ALWAYS) { |
912b42ef | 5543 | hci_pend_le_conn_add(hdev, p); |
c83ed19d MH |
5544 | added = true; |
5545 | } | |
6046dc3e | 5546 | } |
c83ed19d MH |
5547 | |
5548 | /* Calling hci_pend_le_conn_add will actually already trigger | |
5549 | * background scanning when needed. So no need to trigger it | |
5550 | * just another time. | |
5551 | * | |
5552 | * This check is here to avoid an unneeded restart of the | |
5553 | * passive scanning. Since this is during the controller | |
5554 | * power up phase the duplicate filtering is not an issue. | |
5555 | */ | |
5556 | if (added) | |
5557 | return; | |
5558 | ||
5559 | hci_update_background_scan(hdev); | |
6046dc3e AG |
5560 | } |
5561 | ||
229ab39c JH |
5562 | static void powered_complete(struct hci_dev *hdev, u8 status) |
5563 | { | |
5564 | struct cmd_lookup match = { NULL, hdev }; | |
5565 | ||
5566 | BT_DBG("status 0x%02x", status); | |
5567 | ||
5568 | hci_dev_lock(hdev); | |
5569 | ||
6046dc3e AG |
5570 | restart_le_auto_conns(hdev); |
5571 | ||
229ab39c JH |
5572 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
5573 | ||
5574 | new_settings(hdev, match.sk); | |
5575 | ||
5576 | hci_dev_unlock(hdev); | |
5577 | ||
5578 | if (match.sk) | |
5579 | sock_put(match.sk); | |
5580 | } | |
5581 | ||
70da6243 | 5582 | static int powered_update_hci(struct hci_dev *hdev) |
5add6af8 | 5583 | { |
890ea898 | 5584 | struct hci_request req; |
70da6243 | 5585 | u8 link_sec; |
5add6af8 | 5586 | |
890ea898 JH |
5587 | hci_req_init(&req, hdev); |
5588 | ||
70da6243 JH |
5589 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
5590 | !lmp_host_ssp_capable(hdev)) { | |
5591 | u8 ssp = 1; | |
5e5282bb | 5592 | |
890ea898 | 5593 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, 1, &ssp); |
70da6243 | 5594 | } |
5add6af8 | 5595 | |
c73eee91 JH |
5596 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
5597 | lmp_bredr_capable(hdev)) { | |
70da6243 | 5598 | struct hci_cp_write_le_host_supported cp; |
f0ff92fb | 5599 | |
70da6243 JH |
5600 | cp.le = 1; |
5601 | cp.simul = lmp_le_br_capable(hdev); | |
3d1cbdd6 | 5602 | |
70da6243 JH |
5603 | /* Check first if we already have the right |
5604 | * host state (host features set) | |
5605 | */ | |
5606 | if (cp.le != lmp_host_le_capable(hdev) || | |
5607 | cp.simul != lmp_host_le_br_capable(hdev)) | |
890ea898 JH |
5608 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
5609 | sizeof(cp), &cp); | |
70da6243 | 5610 | } |
3d1cbdd6 | 5611 | |
d13eafce | 5612 | if (lmp_le_capable(hdev)) { |
441ad2d0 MH |
5613 | /* Make sure the controller has a good default for |
5614 | * advertising data. This also applies to the case | |
5615 | * where BR/EDR was toggled during the AUTO_OFF phase. | |
5616 | */ | |
f14d8f64 | 5617 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { |
5947f4bc | 5618 | update_adv_data(&req); |
f14d8f64 MH |
5619 | update_scan_rsp_data(&req); |
5620 | } | |
441ad2d0 | 5621 | |
bba3aa55 MH |
5622 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
5623 | enable_advertising(&req); | |
eeca6f89 JH |
5624 | } |
5625 | ||
70da6243 JH |
5626 | link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
5627 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) | |
890ea898 JH |
5628 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
5629 | sizeof(link_sec), &link_sec); | |
562fcc24 | 5630 | |
70da6243 | 5631 | if (lmp_bredr_capable(hdev)) { |
56f87901 JH |
5632 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
5633 | set_bredr_scan(&req); | |
890ea898 | 5634 | update_class(&req); |
13928971 | 5635 | update_name(&req); |
890ea898 | 5636 | update_eir(&req); |
70da6243 | 5637 | } |
562fcc24 | 5638 | |
229ab39c | 5639 | return hci_req_run(&req, powered_complete); |
70da6243 | 5640 | } |
562fcc24 | 5641 | |
70da6243 JH |
5642 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
5643 | { | |
5644 | struct cmd_lookup match = { NULL, hdev }; | |
229ab39c JH |
5645 | u8 status_not_powered = MGMT_STATUS_NOT_POWERED; |
5646 | u8 zero_cod[] = { 0, 0, 0 }; | |
70da6243 | 5647 | int err; |
f0ff92fb | 5648 | |
70da6243 JH |
5649 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
5650 | return 0; | |
5651 | ||
70da6243 | 5652 | if (powered) { |
229ab39c JH |
5653 | if (powered_update_hci(hdev) == 0) |
5654 | return 0; | |
fe038884 | 5655 | |
229ab39c JH |
5656 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
5657 | &match); | |
5658 | goto new_settings; | |
b24752fe JH |
5659 | } |
5660 | ||
229ab39c JH |
5661 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
5662 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status_not_powered); | |
5663 | ||
5664 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
5665 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, | |
5666 | zero_cod, sizeof(zero_cod), NULL); | |
5667 | ||
5668 | new_settings: | |
beadb2bd | 5669 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
5670 | |
5671 | if (match.sk) | |
5672 | sock_put(match.sk); | |
5673 | ||
7bb895d6 | 5674 | return err; |
5add6af8 | 5675 | } |
73f22f62 | 5676 | |
3eec705e | 5677 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc JH |
5678 | { |
5679 | struct pending_cmd *cmd; | |
5680 | u8 status; | |
5681 | ||
5682 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
5683 | if (!cmd) | |
3eec705e | 5684 | return; |
96570ffc JH |
5685 | |
5686 | if (err == -ERFKILL) | |
5687 | status = MGMT_STATUS_RFKILLED; | |
5688 | else | |
5689 | status = MGMT_STATUS_FAILED; | |
5690 | ||
3eec705e | 5691 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
5692 | |
5693 | mgmt_pending_remove(cmd); | |
96570ffc JH |
5694 | } |
5695 | ||
d1967ff8 MH |
5696 | void mgmt_discoverable_timeout(struct hci_dev *hdev) |
5697 | { | |
5698 | struct hci_request req; | |
d1967ff8 MH |
5699 | |
5700 | hci_dev_lock(hdev); | |
5701 | ||
5702 | /* When discoverable timeout triggers, then just make sure | |
5703 | * the limited discoverable flag is cleared. Even in the case | |
5704 | * of a timeout triggered from general discoverable, it is | |
5705 | * safe to unconditionally clear the flag. | |
5706 | */ | |
5707 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
9a43e25f | 5708 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
d1967ff8 MH |
5709 | |
5710 | hci_req_init(&req, hdev); | |
4b580614 JH |
5711 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
5712 | u8 scan = SCAN_PAGE; | |
5713 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, | |
5714 | sizeof(scan), &scan); | |
5715 | } | |
d1967ff8 | 5716 | update_class(&req); |
9a43e25f | 5717 | update_adv_data(&req); |
d1967ff8 MH |
5718 | hci_req_run(&req, NULL); |
5719 | ||
5720 | hdev->discov_timeout = 0; | |
5721 | ||
9a43e25f JH |
5722 | new_settings(hdev, NULL); |
5723 | ||
d1967ff8 MH |
5724 | hci_dev_unlock(hdev); |
5725 | } | |
5726 | ||
86a75645 | 5727 | void mgmt_discoverable(struct hci_dev *hdev, u8 discoverable) |
73f22f62 | 5728 | { |
86a75645 | 5729 | bool changed; |
73f22f62 | 5730 | |
bfaf8c9f JH |
5731 | /* Nothing needed here if there's a pending command since that |
5732 | * commands request completion callback takes care of everything | |
5733 | * necessary. | |
5734 | */ | |
5735 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev)) | |
86a75645 | 5736 | return; |
bfaf8c9f | 5737 | |
bd107999 JH |
5738 | /* Powering off may clear the scan mode - don't let that interfere */ |
5739 | if (!discoverable && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5740 | return; | |
5741 | ||
9a43e25f | 5742 | if (discoverable) { |
86a75645 | 5743 | changed = !test_and_set_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
5744 | } else { |
5745 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
86a75645 | 5746 | changed = test_and_clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
5747 | } |
5748 | ||
5749 | if (changed) { | |
5750 | struct hci_request req; | |
5751 | ||
5752 | /* In case this change in discoverable was triggered by | |
5753 | * a disabling of connectable there could be a need to | |
5754 | * update the advertising flags. | |
5755 | */ | |
5756 | hci_req_init(&req, hdev); | |
5757 | update_adv_data(&req); | |
5758 | hci_req_run(&req, NULL); | |
73f22f62 | 5759 | |
86a75645 | 5760 | new_settings(hdev, NULL); |
9a43e25f | 5761 | } |
73f22f62 | 5762 | } |
9fbcbb45 | 5763 | |
a330916c | 5764 | void mgmt_connectable(struct hci_dev *hdev, u8 connectable) |
9fbcbb45 | 5765 | { |
a330916c | 5766 | bool changed; |
9fbcbb45 | 5767 | |
d7b856f9 JH |
5768 | /* Nothing needed here if there's a pending command since that |
5769 | * commands request completion callback takes care of everything | |
5770 | * necessary. | |
5771 | */ | |
5772 | if (mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) | |
a330916c | 5773 | return; |
d7b856f9 | 5774 | |
ce3f24cf JH |
5775 | /* Powering off may clear the scan mode - don't let that interfere */ |
5776 | if (!connectable && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5777 | return; | |
5778 | ||
a330916c MH |
5779 | if (connectable) |
5780 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
5781 | else | |
5782 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
9fbcbb45 | 5783 | |
beadb2bd | 5784 | if (changed) |
a330916c | 5785 | new_settings(hdev, NULL); |
9fbcbb45 | 5786 | } |
55ed8ca1 | 5787 | |
778b235a JH |
5788 | void mgmt_advertising(struct hci_dev *hdev, u8 advertising) |
5789 | { | |
7c4cfab8 JH |
5790 | /* Powering off may stop advertising - don't let that interfere */ |
5791 | if (!advertising && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5792 | return; | |
5793 | ||
778b235a JH |
5794 | if (advertising) |
5795 | set_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
5796 | else | |
5797 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
5798 | } | |
5799 | ||
4796e8af | 5800 | void mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status) |
2d7cee58 | 5801 | { |
ca69b795 JH |
5802 | u8 mgmt_err = mgmt_status(status); |
5803 | ||
2d7cee58 | 5804 | if (scan & SCAN_PAGE) |
744cf19e | 5805 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, |
04124681 | 5806 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
5807 | |
5808 | if (scan & SCAN_INQUIRY) | |
744cf19e | 5809 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, |
04124681 | 5810 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
5811 | } |
5812 | ||
dc4a5ee2 MH |
5813 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
5814 | bool persistent) | |
55ed8ca1 | 5815 | { |
86742e1e | 5816 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 5817 | |
a492cd52 | 5818 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 5819 | |
a492cd52 | 5820 | ev.store_hint = persistent; |
d753fdc4 | 5821 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 5822 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 5823 | ev.key.type = key->type; |
9b3b4460 | 5824 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 5825 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 5826 | |
dc4a5ee2 | 5827 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 5828 | } |
f7520543 | 5829 | |
d7b25450 JH |
5830 | static u8 mgmt_ltk_type(struct smp_ltk *ltk) |
5831 | { | |
5832 | if (ltk->authenticated) | |
5833 | return MGMT_LTK_AUTHENTICATED; | |
5834 | ||
5835 | return MGMT_LTK_UNAUTHENTICATED; | |
5836 | } | |
5837 | ||
53ac6ab6 | 5838 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) |
346af67b VCG |
5839 | { |
5840 | struct mgmt_ev_new_long_term_key ev; | |
5841 | ||
5842 | memset(&ev, 0, sizeof(ev)); | |
5843 | ||
5192d301 MH |
5844 | /* Devices using resolvable or non-resolvable random addresses |
5845 | * without providing an indentity resolving key don't require | |
5846 | * to store long term keys. Their addresses will change the | |
5847 | * next time around. | |
5848 | * | |
5849 | * Only when a remote device provides an identity address | |
5850 | * make sure the long term key is stored. If the remote | |
5851 | * identity is known, the long term keys are internally | |
5852 | * mapped to the identity address. So allow static random | |
5853 | * and public addresses here. | |
5854 | */ | |
ba74b666 JH |
5855 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
5856 | (key->bdaddr.b[5] & 0xc0) != 0xc0) | |
5857 | ev.store_hint = 0x00; | |
5858 | else | |
53ac6ab6 | 5859 | ev.store_hint = persistent; |
ba74b666 | 5860 | |
346af67b | 5861 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
57c1477c | 5862 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
d7b25450 | 5863 | ev.key.type = mgmt_ltk_type(key); |
346af67b VCG |
5864 | ev.key.enc_size = key->enc_size; |
5865 | ev.key.ediv = key->ediv; | |
fe39c7b2 | 5866 | ev.key.rand = key->rand; |
346af67b | 5867 | |
2ceba539 | 5868 | if (key->type == SMP_LTK) |
346af67b VCG |
5869 | ev.key.master = 1; |
5870 | ||
346af67b VCG |
5871 | memcpy(ev.key.val, key->val, sizeof(key->val)); |
5872 | ||
083368f7 | 5873 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
5874 | } |
5875 | ||
95fbac8a JH |
5876 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk) |
5877 | { | |
5878 | struct mgmt_ev_new_irk ev; | |
5879 | ||
5880 | memset(&ev, 0, sizeof(ev)); | |
5881 | ||
bab6d1e5 MH |
5882 | /* For identity resolving keys from devices that are already |
5883 | * using a public address or static random address, do not | |
5884 | * ask for storing this key. The identity resolving key really | |
5885 | * is only mandatory for devices using resovlable random | |
5886 | * addresses. | |
5887 | * | |
5888 | * Storing all identity resolving keys has the downside that | |
5889 | * they will be also loaded on next boot of they system. More | |
5890 | * identity resolving keys, means more time during scanning is | |
5891 | * needed to actually resolve these addresses. | |
5892 | */ | |
5893 | if (bacmp(&irk->rpa, BDADDR_ANY)) | |
5894 | ev.store_hint = 0x01; | |
5895 | else | |
5896 | ev.store_hint = 0x00; | |
5897 | ||
95fbac8a JH |
5898 | bacpy(&ev.rpa, &irk->rpa); |
5899 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); | |
5900 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); | |
5901 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); | |
5902 | ||
5903 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); | |
5904 | } | |
5905 | ||
53ac6ab6 MH |
5906 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
5907 | bool persistent) | |
7ee4ea36 MH |
5908 | { |
5909 | struct mgmt_ev_new_csrk ev; | |
5910 | ||
5911 | memset(&ev, 0, sizeof(ev)); | |
5912 | ||
5913 | /* Devices using resolvable or non-resolvable random addresses | |
5914 | * without providing an indentity resolving key don't require | |
5915 | * to store signature resolving keys. Their addresses will change | |
5916 | * the next time around. | |
5917 | * | |
5918 | * Only when a remote device provides an identity address | |
5919 | * make sure the signature resolving key is stored. So allow | |
5920 | * static random and public addresses here. | |
5921 | */ | |
5922 | if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && | |
5923 | (csrk->bdaddr.b[5] & 0xc0) != 0xc0) | |
5924 | ev.store_hint = 0x00; | |
5925 | else | |
53ac6ab6 | 5926 | ev.store_hint = persistent; |
7ee4ea36 MH |
5927 | |
5928 | bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); | |
5929 | ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); | |
5930 | ev.key.master = csrk->master; | |
5931 | memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); | |
5932 | ||
5933 | mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); | |
5934 | } | |
5935 | ||
ffb5a827 | 5936 | void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, |
f4869e2a JH |
5937 | u8 bdaddr_type, u8 store_hint, u16 min_interval, |
5938 | u16 max_interval, u16 latency, u16 timeout) | |
ffb5a827 AG |
5939 | { |
5940 | struct mgmt_ev_new_conn_param ev; | |
5941 | ||
c103aea6 JH |
5942 | if (!hci_is_identity_address(bdaddr, bdaddr_type)) |
5943 | return; | |
5944 | ||
ffb5a827 AG |
5945 | memset(&ev, 0, sizeof(ev)); |
5946 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5947 | ev.addr.type = link_to_bdaddr(LE_LINK, bdaddr_type); | |
f4869e2a | 5948 | ev.store_hint = store_hint; |
ffb5a827 AG |
5949 | ev.min_interval = cpu_to_le16(min_interval); |
5950 | ev.max_interval = cpu_to_le16(max_interval); | |
5951 | ev.latency = cpu_to_le16(latency); | |
5952 | ev.timeout = cpu_to_le16(timeout); | |
5953 | ||
5954 | mgmt_event(MGMT_EV_NEW_CONN_PARAM, hdev, &ev, sizeof(ev), NULL); | |
5955 | } | |
5956 | ||
94933991 MH |
5957 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
5958 | u8 data_len) | |
5959 | { | |
5960 | eir[eir_len++] = sizeof(type) + data_len; | |
5961 | eir[eir_len++] = type; | |
5962 | memcpy(&eir[eir_len], data, data_len); | |
5963 | eir_len += data_len; | |
5964 | ||
5965 | return eir_len; | |
5966 | } | |
5967 | ||
ecd90ae7 MH |
5968 | void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5969 | u8 addr_type, u32 flags, u8 *name, u8 name_len, | |
5970 | u8 *dev_class) | |
f7520543 | 5971 | { |
b644ba33 JH |
5972 | char buf[512]; |
5973 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
5974 | u16 eir_len = 0; | |
f7520543 | 5975 | |
b644ba33 | 5976 | bacpy(&ev->addr.bdaddr, bdaddr); |
57c1477c | 5977 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
f7520543 | 5978 | |
c95f0ba7 | 5979 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 5980 | |
b644ba33 JH |
5981 | if (name_len > 0) |
5982 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
04124681 | 5983 | name, name_len); |
b644ba33 JH |
5984 | |
5985 | if (dev_class && memcmp(dev_class, "\0\0\0", 3) != 0) | |
53156385 | 5986 | eir_len = eir_append_data(ev->eir, eir_len, |
04124681 | 5987 | EIR_CLASS_OF_DEV, dev_class, 3); |
b644ba33 | 5988 | |
eb55ef07 | 5989 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 5990 | |
ecd90ae7 MH |
5991 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
5992 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
5993 | } |
5994 | ||
8962ee74 JH |
5995 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
5996 | { | |
c68fb7ff | 5997 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 5998 | struct sock **sk = data; |
a38528f1 | 5999 | struct mgmt_rp_disconnect rp; |
8962ee74 | 6000 | |
88c3df13 JH |
6001 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
6002 | rp.addr.type = cp->addr.type; | |
8962ee74 | 6003 | |
aee9b218 | 6004 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp, |
04124681 | 6005 | sizeof(rp)); |
8962ee74 JH |
6006 | |
6007 | *sk = cmd->sk; | |
6008 | sock_hold(*sk); | |
6009 | ||
a664b5bc | 6010 | mgmt_pending_remove(cmd); |
8962ee74 JH |
6011 | } |
6012 | ||
124f6e35 | 6013 | static void unpair_device_rsp(struct pending_cmd *cmd, void *data) |
a8a1d19e | 6014 | { |
b1078ad0 | 6015 | struct hci_dev *hdev = data; |
124f6e35 JH |
6016 | struct mgmt_cp_unpair_device *cp = cmd->param; |
6017 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
6018 | |
6019 | memset(&rp, 0, sizeof(rp)); | |
124f6e35 JH |
6020 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
6021 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 6022 | |
b1078ad0 JH |
6023 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
6024 | ||
aee9b218 | 6025 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp)); |
a8a1d19e JH |
6026 | |
6027 | mgmt_pending_remove(cmd); | |
6028 | } | |
6029 | ||
9b80ec5e | 6030 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
6031 | u8 link_type, u8 addr_type, u8 reason, |
6032 | bool mgmt_connected) | |
f7520543 | 6033 | { |
f0d6a0ea | 6034 | struct mgmt_ev_device_disconnected ev; |
8b064a3a | 6035 | struct pending_cmd *power_off; |
8962ee74 | 6036 | struct sock *sk = NULL; |
8962ee74 | 6037 | |
8b064a3a JH |
6038 | power_off = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); |
6039 | if (power_off) { | |
6040 | struct mgmt_mode *cp = power_off->param; | |
6041 | ||
6042 | /* The connection is still in hci_conn_hash so test for 1 | |
6043 | * instead of 0 to know if this is the last one. | |
6044 | */ | |
a3172b7e JH |
6045 | if (!cp->val && hci_conn_count(hdev) == 1) { |
6046 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 6047 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 6048 | } |
8b064a3a JH |
6049 | } |
6050 | ||
12d4a3b2 JH |
6051 | if (!mgmt_connected) |
6052 | return; | |
6053 | ||
57eb776f AG |
6054 | if (link_type != ACL_LINK && link_type != LE_LINK) |
6055 | return; | |
6056 | ||
744cf19e | 6057 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 6058 | |
f0d6a0ea MA |
6059 | bacpy(&ev.addr.bdaddr, bdaddr); |
6060 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
6061 | ev.reason = reason; | |
f7520543 | 6062 | |
9b80ec5e | 6063 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
6064 | |
6065 | if (sk) | |
d97dcb66 | 6066 | sock_put(sk); |
8962ee74 | 6067 | |
124f6e35 | 6068 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 6069 | hdev); |
8962ee74 JH |
6070 | } |
6071 | ||
7892924c MH |
6072 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6073 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 6074 | { |
3655bba8 AG |
6075 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
6076 | struct mgmt_cp_disconnect *cp; | |
88c3df13 | 6077 | struct mgmt_rp_disconnect rp; |
8962ee74 | 6078 | struct pending_cmd *cmd; |
8962ee74 | 6079 | |
36a75f1b JD |
6080 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
6081 | hdev); | |
6082 | ||
2e58ef3e | 6083 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 6084 | if (!cmd) |
7892924c | 6085 | return; |
8962ee74 | 6086 | |
3655bba8 AG |
6087 | cp = cmd->param; |
6088 | ||
6089 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
6090 | return; | |
6091 | ||
6092 | if (cp->addr.type != bdaddr_type) | |
6093 | return; | |
6094 | ||
88c3df13 | 6095 | bacpy(&rp.addr.bdaddr, bdaddr); |
3655bba8 | 6096 | rp.addr.type = bdaddr_type; |
37d9ef76 | 6097 | |
7892924c MH |
6098 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, |
6099 | mgmt_status(status), &rp, sizeof(rp)); | |
8962ee74 | 6100 | |
a664b5bc | 6101 | mgmt_pending_remove(cmd); |
f7520543 | 6102 | } |
17d5c04c | 6103 | |
445608d0 MH |
6104 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6105 | u8 addr_type, u8 status) | |
17d5c04c JH |
6106 | { |
6107 | struct mgmt_ev_connect_failed ev; | |
c9910d0f JH |
6108 | struct pending_cmd *power_off; |
6109 | ||
6110 | power_off = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
6111 | if (power_off) { | |
6112 | struct mgmt_mode *cp = power_off->param; | |
6113 | ||
6114 | /* The connection is still in hci_conn_hash so test for 1 | |
6115 | * instead of 0 to know if this is the last one. | |
6116 | */ | |
a3172b7e JH |
6117 | if (!cp->val && hci_conn_count(hdev) == 1) { |
6118 | cancel_delayed_work(&hdev->power_off); | |
c9910d0f | 6119 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 6120 | } |
c9910d0f | 6121 | } |
17d5c04c | 6122 | |
4c659c39 | 6123 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6124 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 6125 | ev.status = mgmt_status(status); |
17d5c04c | 6126 | |
445608d0 | 6127 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 6128 | } |
980e1a53 | 6129 | |
ce0e4a0d | 6130 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
6131 | { |
6132 | struct mgmt_ev_pin_code_request ev; | |
6133 | ||
d8457698 | 6134 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 6135 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 6136 | ev.secure = secure; |
980e1a53 | 6137 | |
ce0e4a0d | 6138 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
6139 | } |
6140 | ||
e669cf80 MH |
6141 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6142 | u8 status) | |
980e1a53 JH |
6143 | { |
6144 | struct pending_cmd *cmd; | |
ac56fb13 | 6145 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 6146 | |
2e58ef3e | 6147 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 6148 | if (!cmd) |
e669cf80 | 6149 | return; |
980e1a53 | 6150 | |
d8457698 | 6151 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 6152 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 6153 | |
e669cf80 MH |
6154 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
6155 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 6156 | |
a664b5bc | 6157 | mgmt_pending_remove(cmd); |
980e1a53 JH |
6158 | } |
6159 | ||
3eb38528 MH |
6160 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6161 | u8 status) | |
980e1a53 JH |
6162 | { |
6163 | struct pending_cmd *cmd; | |
ac56fb13 | 6164 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 6165 | |
2e58ef3e | 6166 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 6167 | if (!cmd) |
3eb38528 | 6168 | return; |
980e1a53 | 6169 | |
d8457698 | 6170 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 6171 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 6172 | |
3eb38528 MH |
6173 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
6174 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 6175 | |
a664b5bc | 6176 | mgmt_pending_remove(cmd); |
980e1a53 | 6177 | } |
a5c29683 | 6178 | |
744cf19e | 6179 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 6180 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 6181 | u8 confirm_hint) |
a5c29683 JH |
6182 | { |
6183 | struct mgmt_ev_user_confirm_request ev; | |
6184 | ||
744cf19e | 6185 | BT_DBG("%s", hdev->name); |
a5c29683 | 6186 | |
272d90df | 6187 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6188 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 6189 | ev.confirm_hint = confirm_hint; |
39adbffe | 6190 | ev.value = cpu_to_le32(value); |
a5c29683 | 6191 | |
744cf19e | 6192 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 6193 | NULL); |
a5c29683 JH |
6194 | } |
6195 | ||
272d90df | 6196 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 6197 | u8 link_type, u8 addr_type) |
604086b7 BG |
6198 | { |
6199 | struct mgmt_ev_user_passkey_request ev; | |
6200 | ||
6201 | BT_DBG("%s", hdev->name); | |
6202 | ||
272d90df | 6203 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6204 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
6205 | |
6206 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 6207 | NULL); |
604086b7 BG |
6208 | } |
6209 | ||
0df4c185 | 6210 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
6211 | u8 link_type, u8 addr_type, u8 status, |
6212 | u8 opcode) | |
a5c29683 JH |
6213 | { |
6214 | struct pending_cmd *cmd; | |
6215 | struct mgmt_rp_user_confirm_reply rp; | |
6216 | int err; | |
6217 | ||
2e58ef3e | 6218 | cmd = mgmt_pending_find(opcode, hdev); |
a5c29683 JH |
6219 | if (!cmd) |
6220 | return -ENOENT; | |
6221 | ||
272d90df | 6222 | bacpy(&rp.addr.bdaddr, bdaddr); |
57c1477c | 6223 | rp.addr.type = link_to_bdaddr(link_type, addr_type); |
aee9b218 | 6224 | err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status), |
04124681 | 6225 | &rp, sizeof(rp)); |
a5c29683 | 6226 | |
a664b5bc | 6227 | mgmt_pending_remove(cmd); |
a5c29683 JH |
6228 | |
6229 | return err; | |
6230 | } | |
6231 | ||
744cf19e | 6232 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6233 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 6234 | { |
272d90df | 6235 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 6236 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
6237 | } |
6238 | ||
272d90df | 6239 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6240 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 6241 | { |
272d90df | 6242 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
6243 | status, |
6244 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 6245 | } |
2a611692 | 6246 | |
604086b7 | 6247 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6248 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 6249 | { |
272d90df | 6250 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 6251 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
6252 | } |
6253 | ||
272d90df | 6254 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6255 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 6256 | { |
272d90df | 6257 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
6258 | status, |
6259 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
6260 | } |
6261 | ||
92a25256 JH |
6262 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6263 | u8 link_type, u8 addr_type, u32 passkey, | |
6264 | u8 entered) | |
6265 | { | |
6266 | struct mgmt_ev_passkey_notify ev; | |
6267 | ||
6268 | BT_DBG("%s", hdev->name); | |
6269 | ||
6270 | bacpy(&ev.addr.bdaddr, bdaddr); | |
6271 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
6272 | ev.passkey = __cpu_to_le32(passkey); | |
6273 | ev.entered = entered; | |
6274 | ||
6275 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
6276 | } | |
6277 | ||
e546099c MH |
6278 | void mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6279 | u8 addr_type, u8 status) | |
2a611692 JH |
6280 | { |
6281 | struct mgmt_ev_auth_failed ev; | |
6282 | ||
bab73cb6 | 6283 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6284 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 6285 | ev.status = mgmt_status(status); |
2a611692 | 6286 | |
e546099c | 6287 | mgmt_event(MGMT_EV_AUTH_FAILED, hdev, &ev, sizeof(ev), NULL); |
2a611692 | 6288 | } |
b312b161 | 6289 | |
464996ae | 6290 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
6291 | { |
6292 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 6293 | bool changed; |
33ef95ed JH |
6294 | |
6295 | if (status) { | |
6296 | u8 mgmt_err = mgmt_status(status); | |
6297 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 6298 | cmd_status_rsp, &mgmt_err); |
464996ae | 6299 | return; |
33ef95ed JH |
6300 | } |
6301 | ||
464996ae MH |
6302 | if (test_bit(HCI_AUTH, &hdev->flags)) |
6303 | changed = !test_and_set_bit(HCI_LINK_SECURITY, | |
6304 | &hdev->dev_flags); | |
6305 | else | |
6306 | changed = test_and_clear_bit(HCI_LINK_SECURITY, | |
6307 | &hdev->dev_flags); | |
47990ea0 | 6308 | |
33ef95ed | 6309 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 6310 | &match); |
33ef95ed | 6311 | |
47990ea0 | 6312 | if (changed) |
464996ae | 6313 | new_settings(hdev, match.sk); |
33ef95ed JH |
6314 | |
6315 | if (match.sk) | |
6316 | sock_put(match.sk); | |
33ef95ed JH |
6317 | } |
6318 | ||
890ea898 | 6319 | static void clear_eir(struct hci_request *req) |
cacaf52f | 6320 | { |
890ea898 | 6321 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
6322 | struct hci_cp_write_eir cp; |
6323 | ||
976eb20e | 6324 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 6325 | return; |
cacaf52f | 6326 | |
c80da27e JH |
6327 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
6328 | ||
cacaf52f JH |
6329 | memset(&cp, 0, sizeof(cp)); |
6330 | ||
890ea898 | 6331 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
6332 | } |
6333 | ||
3e248560 | 6334 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
6335 | { |
6336 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 6337 | struct hci_request req; |
c0ecddc2 | 6338 | bool changed = false; |
ed2c4ee3 JH |
6339 | |
6340 | if (status) { | |
6341 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 JH |
6342 | |
6343 | if (enable && test_and_clear_bit(HCI_SSP_ENABLED, | |
9ecb3e24 MH |
6344 | &hdev->dev_flags)) { |
6345 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
3e248560 | 6346 | new_settings(hdev, NULL); |
9ecb3e24 | 6347 | } |
c0ecddc2 | 6348 | |
04124681 GP |
6349 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
6350 | &mgmt_err); | |
3e248560 | 6351 | return; |
c0ecddc2 JH |
6352 | } |
6353 | ||
6354 | if (enable) { | |
9ecb3e24 | 6355 | changed = !test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
c0ecddc2 | 6356 | } else { |
9ecb3e24 MH |
6357 | changed = test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
6358 | if (!changed) | |
6359 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
6360 | &hdev->dev_flags); | |
6361 | else | |
6362 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
ed2c4ee3 JH |
6363 | } |
6364 | ||
6365 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
6366 | ||
c0ecddc2 | 6367 | if (changed) |
3e248560 | 6368 | new_settings(hdev, match.sk); |
ed2c4ee3 | 6369 | |
5fc6ebb1 | 6370 | if (match.sk) |
ed2c4ee3 JH |
6371 | sock_put(match.sk); |
6372 | ||
890ea898 JH |
6373 | hci_req_init(&req, hdev); |
6374 | ||
3769972b JH |
6375 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
6376 | if (test_bit(HCI_USE_DEBUG_KEYS, &hdev->dev_flags)) | |
6377 | hci_req_add(&req, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
6378 | sizeof(enable), &enable); | |
890ea898 | 6379 | update_eir(&req); |
3769972b | 6380 | } else { |
890ea898 | 6381 | clear_eir(&req); |
3769972b | 6382 | } |
890ea898 JH |
6383 | |
6384 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
6385 | } |
6386 | ||
eac83dc6 MH |
6387 | void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
6388 | { | |
6389 | struct cmd_lookup match = { NULL, hdev }; | |
6390 | bool changed = false; | |
6391 | ||
6392 | if (status) { | |
6393 | u8 mgmt_err = mgmt_status(status); | |
6394 | ||
0ab04a9c MH |
6395 | if (enable) { |
6396 | if (test_and_clear_bit(HCI_SC_ENABLED, | |
6397 | &hdev->dev_flags)) | |
6398 | new_settings(hdev, NULL); | |
6399 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
6400 | } | |
eac83dc6 MH |
6401 | |
6402 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
6403 | cmd_status_rsp, &mgmt_err); | |
6404 | return; | |
6405 | } | |
6406 | ||
0ab04a9c | 6407 | if (enable) { |
eac83dc6 | 6408 | changed = !test_and_set_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c | 6409 | } else { |
eac83dc6 | 6410 | changed = test_and_clear_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c MH |
6411 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
6412 | } | |
eac83dc6 MH |
6413 | |
6414 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
6415 | settings_rsp, &match); | |
6416 | ||
6417 | if (changed) | |
6418 | new_settings(hdev, match.sk); | |
6419 | ||
6420 | if (match.sk) | |
6421 | sock_put(match.sk); | |
6422 | } | |
6423 | ||
92da6097 | 6424 | static void sk_lookup(struct pending_cmd *cmd, void *data) |
90e70454 JH |
6425 | { |
6426 | struct cmd_lookup *match = data; | |
6427 | ||
90e70454 JH |
6428 | if (match->sk == NULL) { |
6429 | match->sk = cmd->sk; | |
6430 | sock_hold(match->sk); | |
6431 | } | |
90e70454 JH |
6432 | } |
6433 | ||
4e1b0245 MH |
6434 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
6435 | u8 status) | |
7f9a903c | 6436 | { |
90e70454 | 6437 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 6438 | |
92da6097 JH |
6439 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
6440 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
6441 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
6442 | |
6443 | if (!status) | |
4e1b0245 MH |
6444 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, 3, |
6445 | NULL); | |
90e70454 JH |
6446 | |
6447 | if (match.sk) | |
6448 | sock_put(match.sk); | |
7f9a903c MH |
6449 | } |
6450 | ||
7667da34 | 6451 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 6452 | { |
b312b161 | 6453 | struct mgmt_cp_set_local_name ev; |
13928971 | 6454 | struct pending_cmd *cmd; |
28cc7bde | 6455 | |
13928971 | 6456 | if (status) |
7667da34 | 6457 | return; |
b312b161 JH |
6458 | |
6459 | memset(&ev, 0, sizeof(ev)); | |
6460 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 6461 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 6462 | |
2e58ef3e | 6463 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
6464 | if (!cmd) { |
6465 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 6466 | |
13928971 JH |
6467 | /* If this is a HCI command related to powering on the |
6468 | * HCI dev don't send any mgmt signals. | |
6469 | */ | |
6470 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
7667da34 | 6471 | return; |
890ea898 | 6472 | } |
b312b161 | 6473 | |
7667da34 MH |
6474 | mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
6475 | cmd ? cmd->sk : NULL); | |
b312b161 | 6476 | } |
c35938b2 | 6477 | |
4d2d2796 MH |
6478 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
6479 | u8 *randomizer192, u8 *hash256, | |
6480 | u8 *randomizer256, u8 status) | |
c35938b2 SJ |
6481 | { |
6482 | struct pending_cmd *cmd; | |
c35938b2 | 6483 | |
744cf19e | 6484 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 6485 | |
2e58ef3e | 6486 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 | 6487 | if (!cmd) |
3edaf092 | 6488 | return; |
c35938b2 SJ |
6489 | |
6490 | if (status) { | |
3edaf092 MH |
6491 | cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
6492 | mgmt_status(status)); | |
c35938b2 | 6493 | } else { |
4d2d2796 MH |
6494 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && |
6495 | hash256 && randomizer256) { | |
6496 | struct mgmt_rp_read_local_oob_ext_data rp; | |
6497 | ||
6498 | memcpy(rp.hash192, hash192, sizeof(rp.hash192)); | |
6499 | memcpy(rp.randomizer192, randomizer192, | |
6500 | sizeof(rp.randomizer192)); | |
c35938b2 | 6501 | |
4d2d2796 MH |
6502 | memcpy(rp.hash256, hash256, sizeof(rp.hash256)); |
6503 | memcpy(rp.randomizer256, randomizer256, | |
6504 | sizeof(rp.randomizer256)); | |
c35938b2 | 6505 | |
4d2d2796 MH |
6506 | cmd_complete(cmd->sk, hdev->id, |
6507 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
6508 | &rp, sizeof(rp)); | |
6509 | } else { | |
6510 | struct mgmt_rp_read_local_oob_data rp; | |
6511 | ||
6512 | memcpy(rp.hash, hash192, sizeof(rp.hash)); | |
6513 | memcpy(rp.randomizer, randomizer192, | |
6514 | sizeof(rp.randomizer)); | |
6515 | ||
6516 | cmd_complete(cmd->sk, hdev->id, | |
6517 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
6518 | &rp, sizeof(rp)); | |
6519 | } | |
c35938b2 SJ |
6520 | } |
6521 | ||
6522 | mgmt_pending_remove(cmd); | |
c35938b2 | 6523 | } |
e17acd40 | 6524 | |
901801b9 | 6525 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
af58925c MH |
6526 | u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, |
6527 | u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) | |
e17acd40 | 6528 | { |
e319d2e7 JH |
6529 | char buf[512]; |
6530 | struct mgmt_ev_device_found *ev = (void *) buf; | |
5cedbb8d | 6531 | struct smp_irk *irk; |
1dc06093 | 6532 | size_t ev_size; |
e17acd40 | 6533 | |
75ce208c JH |
6534 | /* Don't send events for a non-kernel initiated discovery. With |
6535 | * LE one exception is if we have pend_le_reports > 0 in which | |
6536 | * case we're doing passive scanning and want these events. | |
6537 | */ | |
6538 | if (!hci_discovery_active(hdev)) { | |
6539 | if (link_type == ACL_LINK) | |
6540 | return; | |
66f8455a | 6541 | if (link_type == LE_LINK && list_empty(&hdev->pend_le_reports)) |
75ce208c JH |
6542 | return; |
6543 | } | |
12602d0c | 6544 | |
5d2e9fad JH |
6545 | /* Make sure that the buffer is big enough. The 5 extra bytes |
6546 | * are for the potential CoD field. | |
6547 | */ | |
6548 | if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) | |
901801b9 | 6549 | return; |
7d262f86 | 6550 | |
1dc06093 JH |
6551 | memset(buf, 0, sizeof(buf)); |
6552 | ||
5cedbb8d JH |
6553 | irk = hci_get_irk(hdev, bdaddr, addr_type); |
6554 | if (irk) { | |
6555 | bacpy(&ev->addr.bdaddr, &irk->bdaddr); | |
6556 | ev->addr.type = link_to_bdaddr(link_type, irk->addr_type); | |
6557 | } else { | |
6558 | bacpy(&ev->addr.bdaddr, bdaddr); | |
6559 | ev->addr.type = link_to_bdaddr(link_type, addr_type); | |
6560 | } | |
6561 | ||
e319d2e7 | 6562 | ev->rssi = rssi; |
af58925c | 6563 | ev->flags = cpu_to_le32(flags); |
e17acd40 | 6564 | |
1dc06093 | 6565 | if (eir_len > 0) |
e319d2e7 | 6566 | memcpy(ev->eir, eir, eir_len); |
e17acd40 | 6567 | |
1dc06093 JH |
6568 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
6569 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
04124681 | 6570 | dev_class, 3); |
1dc06093 | 6571 | |
5d2e9fad JH |
6572 | if (scan_rsp_len > 0) |
6573 | memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); | |
6574 | ||
6575 | ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); | |
6576 | ev_size = sizeof(*ev) + eir_len + scan_rsp_len; | |
f8523598 | 6577 | |
901801b9 | 6578 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 6579 | } |
a88a9652 | 6580 | |
9cf12aee MH |
6581 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6582 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 6583 | { |
b644ba33 JH |
6584 | struct mgmt_ev_device_found *ev; |
6585 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
6586 | u16 eir_len; | |
a88a9652 | 6587 | |
b644ba33 | 6588 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 6589 | |
b644ba33 JH |
6590 | memset(buf, 0, sizeof(buf)); |
6591 | ||
6592 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 6593 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
6594 | ev->rssi = rssi; |
6595 | ||
6596 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 6597 | name_len); |
b644ba33 | 6598 | |
eb55ef07 | 6599 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 6600 | |
9cf12aee | 6601 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 6602 | } |
314b2381 | 6603 | |
2f1e063b | 6604 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 6605 | { |
f963e8e9 | 6606 | struct mgmt_ev_discovering ev; |
164a6e78 JH |
6607 | struct pending_cmd *cmd; |
6608 | ||
343fb145 AG |
6609 | BT_DBG("%s discovering %u", hdev->name, discovering); |
6610 | ||
164a6e78 | 6611 | if (discovering) |
2e58ef3e | 6612 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
164a6e78 | 6613 | else |
2e58ef3e | 6614 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
164a6e78 JH |
6615 | |
6616 | if (cmd != NULL) { | |
f808e166 JH |
6617 | u8 type = hdev->discovery.type; |
6618 | ||
04124681 GP |
6619 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type, |
6620 | sizeof(type)); | |
164a6e78 JH |
6621 | mgmt_pending_remove(cmd); |
6622 | } | |
6623 | ||
f963e8e9 JH |
6624 | memset(&ev, 0, sizeof(ev)); |
6625 | ev.type = hdev->discovery.type; | |
6626 | ev.discovering = discovering; | |
6627 | ||
2f1e063b | 6628 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 6629 | } |
5e762444 | 6630 | |
5976e608 MH |
6631 | static void adv_enable_complete(struct hci_dev *hdev, u8 status) |
6632 | { | |
6633 | BT_DBG("%s status %u", hdev->name, status); | |
6634 | ||
6635 | /* Clear the advertising mgmt setting if we failed to re-enable it */ | |
6636 | if (status) { | |
6637 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 6638 | new_settings(hdev, NULL); |
5976e608 MH |
6639 | } |
6640 | } | |
6641 | ||
6642 | void mgmt_reenable_advertising(struct hci_dev *hdev) | |
6643 | { | |
6644 | struct hci_request req; | |
6645 | ||
b145edcd | 6646 | if (hci_conn_num(hdev, LE_LINK) > 0) |
5976e608 MH |
6647 | return; |
6648 | ||
6649 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
6650 | return; | |
6651 | ||
6652 | hci_req_init(&req, hdev); | |
6653 | enable_advertising(&req); | |
6654 | ||
6655 | /* If this fails we have no option but to let user space know | |
6656 | * that we've disabled advertising. | |
6657 | */ | |
6658 | if (hci_req_run(&req, adv_enable_complete) < 0) { | |
6659 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 6660 | new_settings(hdev, NULL); |
5976e608 MH |
6661 | } |
6662 | } |