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> | |
7129069e | 32 | #include <net/bluetooth/hci_sock.h> |
4bc58f51 | 33 | #include <net/bluetooth/l2cap.h> |
0381101f | 34 | #include <net/bluetooth/mgmt.h> |
ac4b7236 | 35 | |
0857dd3b | 36 | #include "hci_request.h" |
ac4b7236 | 37 | #include "smp.h" |
a380b6cf | 38 | #include "mgmt_util.h" |
0381101f | 39 | |
2da9c55c | 40 | #define MGMT_VERSION 1 |
9c176cec | 41 | #define MGMT_REVISION 12 |
02d98129 | 42 | |
e70bb2e8 JH |
43 | static const u16 mgmt_commands[] = { |
44 | MGMT_OP_READ_INDEX_LIST, | |
45 | MGMT_OP_READ_INFO, | |
46 | MGMT_OP_SET_POWERED, | |
47 | MGMT_OP_SET_DISCOVERABLE, | |
48 | MGMT_OP_SET_CONNECTABLE, | |
49 | MGMT_OP_SET_FAST_CONNECTABLE, | |
b2939475 | 50 | MGMT_OP_SET_BONDABLE, |
e70bb2e8 JH |
51 | MGMT_OP_SET_LINK_SECURITY, |
52 | MGMT_OP_SET_SSP, | |
53 | MGMT_OP_SET_HS, | |
54 | MGMT_OP_SET_LE, | |
55 | MGMT_OP_SET_DEV_CLASS, | |
56 | MGMT_OP_SET_LOCAL_NAME, | |
57 | MGMT_OP_ADD_UUID, | |
58 | MGMT_OP_REMOVE_UUID, | |
59 | MGMT_OP_LOAD_LINK_KEYS, | |
60 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
61 | MGMT_OP_DISCONNECT, | |
62 | MGMT_OP_GET_CONNECTIONS, | |
63 | MGMT_OP_PIN_CODE_REPLY, | |
64 | MGMT_OP_PIN_CODE_NEG_REPLY, | |
65 | MGMT_OP_SET_IO_CAPABILITY, | |
66 | MGMT_OP_PAIR_DEVICE, | |
67 | MGMT_OP_CANCEL_PAIR_DEVICE, | |
68 | MGMT_OP_UNPAIR_DEVICE, | |
69 | MGMT_OP_USER_CONFIRM_REPLY, | |
70 | MGMT_OP_USER_CONFIRM_NEG_REPLY, | |
71 | MGMT_OP_USER_PASSKEY_REPLY, | |
72 | MGMT_OP_USER_PASSKEY_NEG_REPLY, | |
73 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
74 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
75 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
76 | MGMT_OP_START_DISCOVERY, | |
77 | MGMT_OP_STOP_DISCOVERY, | |
78 | MGMT_OP_CONFIRM_NAME, | |
79 | MGMT_OP_BLOCK_DEVICE, | |
80 | MGMT_OP_UNBLOCK_DEVICE, | |
cdbaccca | 81 | MGMT_OP_SET_DEVICE_ID, |
4375f103 | 82 | MGMT_OP_SET_ADVERTISING, |
0663ca2a | 83 | MGMT_OP_SET_BREDR, |
d13eafce | 84 | MGMT_OP_SET_STATIC_ADDRESS, |
7f72134e | 85 | MGMT_OP_SET_SCAN_PARAMS, |
e98d2ce2 | 86 | MGMT_OP_SET_SECURE_CONN, |
4e39ac81 | 87 | MGMT_OP_SET_DEBUG_KEYS, |
62b04cd1 | 88 | MGMT_OP_SET_PRIVACY, |
41edf160 | 89 | MGMT_OP_LOAD_IRKS, |
dd983808 | 90 | MGMT_OP_GET_CONN_INFO, |
95868426 | 91 | MGMT_OP_GET_CLOCK_INFO, |
2faade53 MH |
92 | MGMT_OP_ADD_DEVICE, |
93 | MGMT_OP_REMOVE_DEVICE, | |
a26f3dcf | 94 | MGMT_OP_LOAD_CONN_PARAM, |
73d1df2a | 95 | MGMT_OP_READ_UNCONF_INDEX_LIST, |
9fc3bfb6 | 96 | MGMT_OP_READ_CONFIG_INFO, |
dbece37a | 97 | MGMT_OP_SET_EXTERNAL_CONFIG, |
9713c17b | 98 | MGMT_OP_SET_PUBLIC_ADDRESS, |
66ea9427 | 99 | MGMT_OP_START_SERVICE_DISCOVERY, |
4f0f155c | 100 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
96f1474a | 101 | MGMT_OP_READ_EXT_INDEX_LIST, |
d3d5305b | 102 | MGMT_OP_READ_ADV_FEATURES, |
24b4f38f | 103 | MGMT_OP_ADD_ADVERTISING, |
da929335 | 104 | MGMT_OP_REMOVE_ADVERTISING, |
40b25fe5 | 105 | MGMT_OP_GET_ADV_SIZE_INFO, |
78b781ca | 106 | MGMT_OP_START_LIMITED_DISCOVERY, |
e70bb2e8 JH |
107 | }; |
108 | ||
109 | static const u16 mgmt_events[] = { | |
110 | MGMT_EV_CONTROLLER_ERROR, | |
111 | MGMT_EV_INDEX_ADDED, | |
112 | MGMT_EV_INDEX_REMOVED, | |
113 | MGMT_EV_NEW_SETTINGS, | |
114 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
115 | MGMT_EV_LOCAL_NAME_CHANGED, | |
116 | MGMT_EV_NEW_LINK_KEY, | |
117 | MGMT_EV_NEW_LONG_TERM_KEY, | |
118 | MGMT_EV_DEVICE_CONNECTED, | |
119 | MGMT_EV_DEVICE_DISCONNECTED, | |
120 | MGMT_EV_CONNECT_FAILED, | |
121 | MGMT_EV_PIN_CODE_REQUEST, | |
122 | MGMT_EV_USER_CONFIRM_REQUEST, | |
123 | MGMT_EV_USER_PASSKEY_REQUEST, | |
124 | MGMT_EV_AUTH_FAILED, | |
125 | MGMT_EV_DEVICE_FOUND, | |
126 | MGMT_EV_DISCOVERING, | |
127 | MGMT_EV_DEVICE_BLOCKED, | |
128 | MGMT_EV_DEVICE_UNBLOCKED, | |
129 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 130 | MGMT_EV_PASSKEY_NOTIFY, |
1b60ef21 | 131 | MGMT_EV_NEW_IRK, |
7ee4ea36 | 132 | MGMT_EV_NEW_CSRK, |
8afef092 MH |
133 | MGMT_EV_DEVICE_ADDED, |
134 | MGMT_EV_DEVICE_REMOVED, | |
ffb5a827 | 135 | MGMT_EV_NEW_CONN_PARAM, |
0602a8ad | 136 | MGMT_EV_UNCONF_INDEX_ADDED, |
edd3896b | 137 | MGMT_EV_UNCONF_INDEX_REMOVED, |
f4537c04 | 138 | MGMT_EV_NEW_CONFIG_OPTIONS, |
ced85549 MH |
139 | MGMT_EV_EXT_INDEX_ADDED, |
140 | MGMT_EV_EXT_INDEX_REMOVED, | |
72000df2 | 141 | MGMT_EV_LOCAL_OOB_DATA_UPDATED, |
24b4f38f AU |
142 | MGMT_EV_ADVERTISING_ADDED, |
143 | MGMT_EV_ADVERTISING_REMOVED, | |
e70bb2e8 JH |
144 | }; |
145 | ||
99c679ac MH |
146 | static const u16 mgmt_untrusted_commands[] = { |
147 | MGMT_OP_READ_INDEX_LIST, | |
148 | MGMT_OP_READ_INFO, | |
149 | MGMT_OP_READ_UNCONF_INDEX_LIST, | |
150 | MGMT_OP_READ_CONFIG_INFO, | |
151 | MGMT_OP_READ_EXT_INDEX_LIST, | |
152 | }; | |
153 | ||
154 | static const u16 mgmt_untrusted_events[] = { | |
155 | MGMT_EV_INDEX_ADDED, | |
156 | MGMT_EV_INDEX_REMOVED, | |
157 | MGMT_EV_NEW_SETTINGS, | |
158 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
159 | MGMT_EV_LOCAL_NAME_CHANGED, | |
160 | MGMT_EV_UNCONF_INDEX_ADDED, | |
161 | MGMT_EV_UNCONF_INDEX_REMOVED, | |
162 | MGMT_EV_NEW_CONFIG_OPTIONS, | |
163 | MGMT_EV_EXT_INDEX_ADDED, | |
164 | MGMT_EV_EXT_INDEX_REMOVED, | |
165 | }; | |
166 | ||
17b02e62 | 167 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 168 | |
d25b78e2 JH |
169 | #define ZERO_KEY "\x00\x00\x00\x00\x00\x00\x00\x00" \ |
170 | "\x00\x00\x00\x00\x00\x00\x00\x00" | |
171 | ||
ca69b795 JH |
172 | /* HCI to MGMT error code conversion table */ |
173 | static u8 mgmt_status_table[] = { | |
174 | MGMT_STATUS_SUCCESS, | |
175 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
176 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
177 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
178 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
179 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
eadd663a | 180 | MGMT_STATUS_AUTH_FAILED, /* PIN or Key Missing */ |
ca69b795 JH |
181 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ |
182 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
183 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
184 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
185 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
186 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
187 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
188 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
189 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
190 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
191 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
192 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
193 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
194 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
195 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
196 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
197 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
198 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
199 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
200 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
201 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
202 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
203 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
204 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
205 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
206 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
207 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
208 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
209 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
210 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
211 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
212 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
213 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
214 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
215 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
216 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
217 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
218 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
219 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
220 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
221 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
222 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
223 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
224 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
225 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
226 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
227 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
228 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
229 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
230 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
231 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
232 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
233 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
234 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
235 | }; | |
236 | ||
237 | static u8 mgmt_status(u8 hci_status) | |
238 | { | |
239 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
240 | return mgmt_status_table[hci_status]; | |
241 | ||
242 | return MGMT_STATUS_FAILED; | |
243 | } | |
244 | ||
c08b1a1d MH |
245 | static int mgmt_index_event(u16 event, struct hci_dev *hdev, void *data, |
246 | u16 len, int flag) | |
f9207338 | 247 | { |
c08b1a1d MH |
248 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, |
249 | flag, NULL); | |
f9207338 MH |
250 | } |
251 | ||
72000df2 MH |
252 | static int mgmt_limited_event(u16 event, struct hci_dev *hdev, void *data, |
253 | u16 len, int flag, struct sock *skip_sk) | |
254 | { | |
255 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, | |
256 | flag, skip_sk); | |
257 | } | |
258 | ||
f6b7712e MH |
259 | static int mgmt_generic_event(u16 event, struct hci_dev *hdev, void *data, |
260 | u16 len, struct sock *skip_sk) | |
261 | { | |
262 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, | |
263 | HCI_MGMT_GENERIC_EVENTS, skip_sk); | |
264 | } | |
265 | ||
7a00ff44 JH |
266 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 len, |
267 | struct sock *skip_sk) | |
268 | { | |
269 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, | |
c08b1a1d | 270 | HCI_SOCK_TRUSTED, skip_sk); |
7a00ff44 JH |
271 | } |
272 | ||
85813a7e JH |
273 | static u8 le_addr_type(u8 mgmt_addr_type) |
274 | { | |
275 | if (mgmt_addr_type == BDADDR_LE_PUBLIC) | |
276 | return ADDR_LE_DEV_PUBLIC; | |
277 | else | |
278 | return ADDR_LE_DEV_RANDOM; | |
279 | } | |
280 | ||
04124681 GP |
281 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
282 | u16 data_len) | |
a38528f1 JH |
283 | { |
284 | struct mgmt_rp_read_version rp; | |
285 | ||
286 | BT_DBG("sock %p", sk); | |
287 | ||
288 | rp.version = MGMT_VERSION; | |
dcf4adbf | 289 | rp.revision = cpu_to_le16(MGMT_REVISION); |
a38528f1 | 290 | |
2a1afb5a JH |
291 | return mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, |
292 | &rp, sizeof(rp)); | |
a38528f1 JH |
293 | } |
294 | ||
04124681 GP |
295 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
296 | u16 data_len) | |
e70bb2e8 JH |
297 | { |
298 | struct mgmt_rp_read_commands *rp; | |
99c679ac | 299 | u16 num_commands, num_events; |
e70bb2e8 JH |
300 | size_t rp_size; |
301 | int i, err; | |
302 | ||
303 | BT_DBG("sock %p", sk); | |
304 | ||
99c679ac MH |
305 | if (hci_sock_test_flag(sk, HCI_SOCK_TRUSTED)) { |
306 | num_commands = ARRAY_SIZE(mgmt_commands); | |
307 | num_events = ARRAY_SIZE(mgmt_events); | |
308 | } else { | |
309 | num_commands = ARRAY_SIZE(mgmt_untrusted_commands); | |
310 | num_events = ARRAY_SIZE(mgmt_untrusted_events); | |
311 | } | |
312 | ||
e70bb2e8 JH |
313 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); |
314 | ||
315 | rp = kmalloc(rp_size, GFP_KERNEL); | |
316 | if (!rp) | |
317 | return -ENOMEM; | |
318 | ||
dcf4adbf JP |
319 | rp->num_commands = cpu_to_le16(num_commands); |
320 | rp->num_events = cpu_to_le16(num_events); | |
e70bb2e8 | 321 | |
99c679ac MH |
322 | if (hci_sock_test_flag(sk, HCI_SOCK_TRUSTED)) { |
323 | __le16 *opcode = rp->opcodes; | |
324 | ||
325 | for (i = 0; i < num_commands; i++, opcode++) | |
326 | put_unaligned_le16(mgmt_commands[i], opcode); | |
e70bb2e8 | 327 | |
99c679ac MH |
328 | for (i = 0; i < num_events; i++, opcode++) |
329 | put_unaligned_le16(mgmt_events[i], opcode); | |
330 | } else { | |
331 | __le16 *opcode = rp->opcodes; | |
332 | ||
333 | for (i = 0; i < num_commands; i++, opcode++) | |
334 | put_unaligned_le16(mgmt_untrusted_commands[i], opcode); | |
335 | ||
336 | for (i = 0; i < num_events; i++, opcode++) | |
337 | put_unaligned_le16(mgmt_untrusted_events[i], opcode); | |
338 | } | |
e70bb2e8 | 339 | |
2a1afb5a JH |
340 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, |
341 | rp, rp_size); | |
e70bb2e8 JH |
342 | kfree(rp); |
343 | ||
344 | return err; | |
345 | } | |
346 | ||
04124681 GP |
347 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
348 | u16 data_len) | |
faba42eb | 349 | { |
faba42eb | 350 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 351 | struct hci_dev *d; |
a38528f1 | 352 | size_t rp_len; |
faba42eb | 353 | u16 count; |
476e44cb | 354 | int err; |
faba42eb JH |
355 | |
356 | BT_DBG("sock %p", sk); | |
357 | ||
358 | read_lock(&hci_dev_list_lock); | |
359 | ||
360 | count = 0; | |
bb4b2a9a | 361 | list_for_each_entry(d, &hci_dev_list, list) { |
73d1df2a | 362 | if (d->dev_type == HCI_BREDR && |
d7a5a11d | 363 | !hci_dev_test_flag(d, HCI_UNCONFIGURED)) |
1514b892 | 364 | count++; |
faba42eb JH |
365 | } |
366 | ||
a38528f1 JH |
367 | rp_len = sizeof(*rp) + (2 * count); |
368 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
369 | if (!rp) { | |
b2c60d42 | 370 | read_unlock(&hci_dev_list_lock); |
faba42eb | 371 | return -ENOMEM; |
b2c60d42 | 372 | } |
faba42eb | 373 | |
476e44cb | 374 | count = 0; |
8035ded4 | 375 | list_for_each_entry(d, &hci_dev_list, list) { |
d7a5a11d MH |
376 | if (hci_dev_test_flag(d, HCI_SETUP) || |
377 | hci_dev_test_flag(d, HCI_CONFIG) || | |
378 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) | |
ab81cbf9 JH |
379 | continue; |
380 | ||
73d1df2a MH |
381 | /* Devices marked as raw-only are neither configured |
382 | * nor unconfigured controllers. | |
383 | */ | |
384 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
fee746b0 MH |
385 | continue; |
386 | ||
73d1df2a | 387 | if (d->dev_type == HCI_BREDR && |
d7a5a11d | 388 | !hci_dev_test_flag(d, HCI_UNCONFIGURED)) { |
1514b892 MH |
389 | rp->index[count++] = cpu_to_le16(d->id); |
390 | BT_DBG("Added hci%u", d->id); | |
391 | } | |
faba42eb JH |
392 | } |
393 | ||
476e44cb JH |
394 | rp->num_controllers = cpu_to_le16(count); |
395 | rp_len = sizeof(*rp) + (2 * count); | |
396 | ||
faba42eb JH |
397 | read_unlock(&hci_dev_list_lock); |
398 | ||
2a1afb5a JH |
399 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, |
400 | 0, rp, rp_len); | |
faba42eb | 401 | |
a38528f1 JH |
402 | kfree(rp); |
403 | ||
404 | return err; | |
faba42eb JH |
405 | } |
406 | ||
73d1df2a MH |
407 | static int read_unconf_index_list(struct sock *sk, struct hci_dev *hdev, |
408 | void *data, u16 data_len) | |
409 | { | |
410 | struct mgmt_rp_read_unconf_index_list *rp; | |
411 | struct hci_dev *d; | |
412 | size_t rp_len; | |
413 | u16 count; | |
414 | int err; | |
415 | ||
416 | BT_DBG("sock %p", sk); | |
417 | ||
418 | read_lock(&hci_dev_list_lock); | |
419 | ||
420 | count = 0; | |
421 | list_for_each_entry(d, &hci_dev_list, list) { | |
422 | if (d->dev_type == HCI_BREDR && | |
d7a5a11d | 423 | hci_dev_test_flag(d, HCI_UNCONFIGURED)) |
73d1df2a MH |
424 | count++; |
425 | } | |
426 | ||
427 | rp_len = sizeof(*rp) + (2 * count); | |
428 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
429 | if (!rp) { | |
430 | read_unlock(&hci_dev_list_lock); | |
431 | return -ENOMEM; | |
432 | } | |
433 | ||
434 | count = 0; | |
435 | list_for_each_entry(d, &hci_dev_list, list) { | |
d7a5a11d MH |
436 | if (hci_dev_test_flag(d, HCI_SETUP) || |
437 | hci_dev_test_flag(d, HCI_CONFIG) || | |
438 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) | |
73d1df2a MH |
439 | continue; |
440 | ||
441 | /* Devices marked as raw-only are neither configured | |
442 | * nor unconfigured controllers. | |
443 | */ | |
444 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
445 | continue; | |
446 | ||
447 | if (d->dev_type == HCI_BREDR && | |
d7a5a11d | 448 | hci_dev_test_flag(d, HCI_UNCONFIGURED)) { |
73d1df2a MH |
449 | rp->index[count++] = cpu_to_le16(d->id); |
450 | BT_DBG("Added hci%u", d->id); | |
451 | } | |
452 | } | |
453 | ||
454 | rp->num_controllers = cpu_to_le16(count); | |
455 | rp_len = sizeof(*rp) + (2 * count); | |
456 | ||
457 | read_unlock(&hci_dev_list_lock); | |
458 | ||
2a1afb5a JH |
459 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, |
460 | MGMT_OP_READ_UNCONF_INDEX_LIST, 0, rp, rp_len); | |
73d1df2a MH |
461 | |
462 | kfree(rp); | |
463 | ||
464 | return err; | |
465 | } | |
466 | ||
96f1474a MH |
467 | static int read_ext_index_list(struct sock *sk, struct hci_dev *hdev, |
468 | void *data, u16 data_len) | |
469 | { | |
470 | struct mgmt_rp_read_ext_index_list *rp; | |
471 | struct hci_dev *d; | |
472 | size_t rp_len; | |
473 | u16 count; | |
474 | int err; | |
475 | ||
476 | BT_DBG("sock %p", sk); | |
477 | ||
478 | read_lock(&hci_dev_list_lock); | |
479 | ||
480 | count = 0; | |
481 | list_for_each_entry(d, &hci_dev_list, list) { | |
482 | if (d->dev_type == HCI_BREDR || d->dev_type == HCI_AMP) | |
483 | count++; | |
484 | } | |
485 | ||
486 | rp_len = sizeof(*rp) + (sizeof(rp->entry[0]) * count); | |
487 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
488 | if (!rp) { | |
489 | read_unlock(&hci_dev_list_lock); | |
490 | return -ENOMEM; | |
491 | } | |
492 | ||
493 | count = 0; | |
494 | list_for_each_entry(d, &hci_dev_list, list) { | |
495 | if (hci_dev_test_flag(d, HCI_SETUP) || | |
496 | hci_dev_test_flag(d, HCI_CONFIG) || | |
497 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) | |
498 | continue; | |
499 | ||
500 | /* Devices marked as raw-only are neither configured | |
501 | * nor unconfigured controllers. | |
502 | */ | |
503 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
504 | continue; | |
505 | ||
506 | if (d->dev_type == HCI_BREDR) { | |
507 | if (hci_dev_test_flag(d, HCI_UNCONFIGURED)) | |
508 | rp->entry[count].type = 0x01; | |
509 | else | |
510 | rp->entry[count].type = 0x00; | |
511 | } else if (d->dev_type == HCI_AMP) { | |
512 | rp->entry[count].type = 0x02; | |
513 | } else { | |
514 | continue; | |
515 | } | |
516 | ||
517 | rp->entry[count].bus = d->bus; | |
518 | rp->entry[count++].index = cpu_to_le16(d->id); | |
519 | BT_DBG("Added hci%u", d->id); | |
520 | } | |
521 | ||
522 | rp->num_controllers = cpu_to_le16(count); | |
523 | rp_len = sizeof(*rp) + (sizeof(rp->entry[0]) * count); | |
524 | ||
525 | read_unlock(&hci_dev_list_lock); | |
526 | ||
527 | /* If this command is called at least once, then all the | |
528 | * default index and unconfigured index events are disabled | |
529 | * and from now on only extended index events are used. | |
530 | */ | |
531 | hci_sock_set_flag(sk, HCI_MGMT_EXT_INDEX_EVENTS); | |
532 | hci_sock_clear_flag(sk, HCI_MGMT_INDEX_EVENTS); | |
533 | hci_sock_clear_flag(sk, HCI_MGMT_UNCONF_INDEX_EVENTS); | |
534 | ||
535 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, | |
536 | MGMT_OP_READ_EXT_INDEX_LIST, 0, rp, rp_len); | |
537 | ||
538 | kfree(rp); | |
539 | ||
540 | return err; | |
541 | } | |
542 | ||
dbece37a MH |
543 | static bool is_configured(struct hci_dev *hdev) |
544 | { | |
545 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && | |
d7a5a11d | 546 | !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED)) |
dbece37a MH |
547 | return false; |
548 | ||
549 | if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && | |
550 | !bacmp(&hdev->public_addr, BDADDR_ANY)) | |
551 | return false; | |
552 | ||
553 | return true; | |
554 | } | |
555 | ||
89bc22d2 MH |
556 | static __le32 get_missing_options(struct hci_dev *hdev) |
557 | { | |
558 | u32 options = 0; | |
559 | ||
dbece37a | 560 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && |
d7a5a11d | 561 | !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED)) |
eb1904f4 MH |
562 | options |= MGMT_OPTION_EXTERNAL_CONFIG; |
563 | ||
89bc22d2 MH |
564 | if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && |
565 | !bacmp(&hdev->public_addr, BDADDR_ANY)) | |
566 | options |= MGMT_OPTION_PUBLIC_ADDRESS; | |
567 | ||
568 | return cpu_to_le32(options); | |
569 | } | |
570 | ||
f4537c04 MH |
571 | static int new_options(struct hci_dev *hdev, struct sock *skip) |
572 | { | |
573 | __le32 options = get_missing_options(hdev); | |
574 | ||
f6b7712e MH |
575 | return mgmt_generic_event(MGMT_EV_NEW_CONFIG_OPTIONS, hdev, &options, |
576 | sizeof(options), skip); | |
f4537c04 MH |
577 | } |
578 | ||
dbece37a MH |
579 | static int send_options_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
580 | { | |
581 | __le32 options = get_missing_options(hdev); | |
582 | ||
2a1afb5a JH |
583 | return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &options, |
584 | sizeof(options)); | |
dbece37a MH |
585 | } |
586 | ||
9fc3bfb6 MH |
587 | static int read_config_info(struct sock *sk, struct hci_dev *hdev, |
588 | void *data, u16 data_len) | |
589 | { | |
590 | struct mgmt_rp_read_config_info rp; | |
89bc22d2 | 591 | u32 options = 0; |
9fc3bfb6 MH |
592 | |
593 | BT_DBG("sock %p %s", sk, hdev->name); | |
594 | ||
595 | hci_dev_lock(hdev); | |
596 | ||
597 | memset(&rp, 0, sizeof(rp)); | |
598 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); | |
89bc22d2 | 599 | |
eb1904f4 MH |
600 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) |
601 | options |= MGMT_OPTION_EXTERNAL_CONFIG; | |
602 | ||
9fc3bfb6 | 603 | if (hdev->set_bdaddr) |
89bc22d2 MH |
604 | options |= MGMT_OPTION_PUBLIC_ADDRESS; |
605 | ||
606 | rp.supported_options = cpu_to_le32(options); | |
607 | rp.missing_options = get_missing_options(hdev); | |
9fc3bfb6 MH |
608 | |
609 | hci_dev_unlock(hdev); | |
610 | ||
2a1afb5a JH |
611 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_CONFIG_INFO, 0, |
612 | &rp, sizeof(rp)); | |
9fc3bfb6 MH |
613 | } |
614 | ||
69ab39ea JH |
615 | static u32 get_supported_settings(struct hci_dev *hdev) |
616 | { | |
617 | u32 settings = 0; | |
618 | ||
619 | settings |= MGMT_SETTING_POWERED; | |
b2939475 | 620 | settings |= MGMT_SETTING_BONDABLE; |
b1de97d8 | 621 | settings |= MGMT_SETTING_DEBUG_KEYS; |
3742abfc JH |
622 | settings |= MGMT_SETTING_CONNECTABLE; |
623 | settings |= MGMT_SETTING_DISCOVERABLE; | |
69ab39ea | 624 | |
ed3fa31f | 625 | if (lmp_bredr_capable(hdev)) { |
1a47aee8 JH |
626 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
627 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
69ab39ea JH |
628 | settings |= MGMT_SETTING_BREDR; |
629 | settings |= MGMT_SETTING_LINK_SECURITY; | |
a82974c9 MH |
630 | |
631 | if (lmp_ssp_capable(hdev)) { | |
632 | settings |= MGMT_SETTING_SSP; | |
633 | settings |= MGMT_SETTING_HS; | |
634 | } | |
e98d2ce2 | 635 | |
05b3c3e7 | 636 | if (lmp_sc_capable(hdev)) |
e98d2ce2 | 637 | settings |= MGMT_SETTING_SECURE_CONN; |
848566b3 | 638 | } |
d7b7e796 | 639 | |
eeca6f89 | 640 | if (lmp_le_capable(hdev)) { |
9d42820f | 641 | settings |= MGMT_SETTING_LE; |
eeca6f89 | 642 | settings |= MGMT_SETTING_ADVERTISING; |
a3209694 | 643 | settings |= MGMT_SETTING_SECURE_CONN; |
0f4bd942 | 644 | settings |= MGMT_SETTING_PRIVACY; |
93690c22 | 645 | settings |= MGMT_SETTING_STATIC_ADDRESS; |
eeca6f89 | 646 | } |
69ab39ea | 647 | |
eb1904f4 MH |
648 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) || |
649 | hdev->set_bdaddr) | |
9fc3bfb6 MH |
650 | settings |= MGMT_SETTING_CONFIGURATION; |
651 | ||
69ab39ea JH |
652 | return settings; |
653 | } | |
654 | ||
655 | static u32 get_current_settings(struct hci_dev *hdev) | |
656 | { | |
657 | u32 settings = 0; | |
658 | ||
f1f0eb02 | 659 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
660 | settings |= MGMT_SETTING_POWERED; |
661 | ||
d7a5a11d | 662 | if (hci_dev_test_flag(hdev, HCI_CONNECTABLE)) |
69ab39ea JH |
663 | settings |= MGMT_SETTING_CONNECTABLE; |
664 | ||
d7a5a11d | 665 | if (hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) |
1a4d3c4b JH |
666 | settings |= MGMT_SETTING_FAST_CONNECTABLE; |
667 | ||
d7a5a11d | 668 | if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) |
69ab39ea JH |
669 | settings |= MGMT_SETTING_DISCOVERABLE; |
670 | ||
d7a5a11d | 671 | if (hci_dev_test_flag(hdev, HCI_BONDABLE)) |
b2939475 | 672 | settings |= MGMT_SETTING_BONDABLE; |
69ab39ea | 673 | |
d7a5a11d | 674 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
69ab39ea JH |
675 | settings |= MGMT_SETTING_BREDR; |
676 | ||
d7a5a11d | 677 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
69ab39ea JH |
678 | settings |= MGMT_SETTING_LE; |
679 | ||
d7a5a11d | 680 | if (hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) |
69ab39ea JH |
681 | settings |= MGMT_SETTING_LINK_SECURITY; |
682 | ||
d7a5a11d | 683 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
69ab39ea JH |
684 | settings |= MGMT_SETTING_SSP; |
685 | ||
d7a5a11d | 686 | if (hci_dev_test_flag(hdev, HCI_HS_ENABLED)) |
6d80dfd0 JH |
687 | settings |= MGMT_SETTING_HS; |
688 | ||
d7a5a11d | 689 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
eeca6f89 JH |
690 | settings |= MGMT_SETTING_ADVERTISING; |
691 | ||
d7a5a11d | 692 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) |
e98d2ce2 MH |
693 | settings |= MGMT_SETTING_SECURE_CONN; |
694 | ||
d7a5a11d | 695 | if (hci_dev_test_flag(hdev, HCI_KEEP_DEBUG_KEYS)) |
b1de97d8 MH |
696 | settings |= MGMT_SETTING_DEBUG_KEYS; |
697 | ||
d7a5a11d | 698 | if (hci_dev_test_flag(hdev, HCI_PRIVACY)) |
0f4bd942 JH |
699 | settings |= MGMT_SETTING_PRIVACY; |
700 | ||
93690c22 MH |
701 | /* The current setting for static address has two purposes. The |
702 | * first is to indicate if the static address will be used and | |
703 | * the second is to indicate if it is actually set. | |
704 | * | |
705 | * This means if the static address is not configured, this flag | |
08dc0e98 | 706 | * will never be set. If the address is configured, then if the |
93690c22 MH |
707 | * address is actually used decides if the flag is set or not. |
708 | * | |
709 | * For single mode LE only controllers and dual-mode controllers | |
710 | * with BR/EDR disabled, the existence of the static address will | |
711 | * be evaluated. | |
712 | */ | |
b7cb93e5 | 713 | if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || |
d7a5a11d | 714 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) || |
93690c22 MH |
715 | !bacmp(&hdev->bdaddr, BDADDR_ANY)) { |
716 | if (bacmp(&hdev->static_addr, BDADDR_ANY)) | |
717 | settings |= MGMT_SETTING_STATIC_ADDRESS; | |
718 | } | |
719 | ||
69ab39ea JH |
720 | return settings; |
721 | } | |
722 | ||
333ae95d JH |
723 | static struct mgmt_pending_cmd *pending_find(u16 opcode, struct hci_dev *hdev) |
724 | { | |
725 | return mgmt_pending_find(HCI_CHANNEL_CONTROL, opcode, hdev); | |
726 | } | |
727 | ||
333ae95d JH |
728 | static struct mgmt_pending_cmd *pending_find_data(u16 opcode, |
729 | struct hci_dev *hdev, | |
730 | const void *data) | |
731 | { | |
732 | return mgmt_pending_find_data(HCI_CHANNEL_CONTROL, opcode, hdev, data); | |
733 | } | |
734 | ||
f2252570 | 735 | u8 mgmt_get_adv_discov_flags(struct hci_dev *hdev) |
9a43e25f | 736 | { |
3b0602cd | 737 | struct mgmt_pending_cmd *cmd; |
9a43e25f JH |
738 | |
739 | /* If there's a pending mgmt command the flags will not yet have | |
740 | * their final values, so check for this first. | |
741 | */ | |
333ae95d | 742 | cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); |
9a43e25f JH |
743 | if (cmd) { |
744 | struct mgmt_mode *cp = cmd->param; | |
745 | if (cp->val == 0x01) | |
746 | return LE_AD_GENERAL; | |
747 | else if (cp->val == 0x02) | |
748 | return LE_AD_LIMITED; | |
749 | } else { | |
d7a5a11d | 750 | if (hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE)) |
9a43e25f | 751 | return LE_AD_LIMITED; |
d7a5a11d | 752 | else if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) |
9a43e25f JH |
753 | return LE_AD_GENERAL; |
754 | } | |
755 | ||
756 | return 0; | |
757 | } | |
758 | ||
f2252570 | 759 | bool mgmt_get_connectable(struct hci_dev *hdev) |
fdf51784 AU |
760 | { |
761 | struct mgmt_pending_cmd *cmd; | |
441ad2d0 | 762 | |
fdf51784 AU |
763 | /* If there's a pending mgmt command the flag will not yet have |
764 | * it's final value, so check for this first. | |
765 | */ | |
766 | cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
767 | if (cmd) { | |
768 | struct mgmt_mode *cp = cmd->param; | |
441ad2d0 | 769 | |
fdf51784 | 770 | return cp->val; |
441ad2d0 MH |
771 | } |
772 | ||
fdf51784 AU |
773 | return hci_dev_test_flag(hdev, HCI_CONNECTABLE); |
774 | } | |
441ad2d0 | 775 | |
7d78525d JH |
776 | static void service_cache_off(struct work_struct *work) |
777 | { | |
778 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 779 | service_cache.work); |
890ea898 | 780 | struct hci_request req; |
7d78525d | 781 | |
a69d8927 | 782 | if (!hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) |
7d78525d JH |
783 | return; |
784 | ||
890ea898 JH |
785 | hci_req_init(&req, hdev); |
786 | ||
7d78525d JH |
787 | hci_dev_lock(hdev); |
788 | ||
b1a8917c | 789 | __hci_req_update_eir(&req); |
14bf5eac | 790 | __hci_req_update_class(&req); |
7d78525d JH |
791 | |
792 | hci_dev_unlock(hdev); | |
890ea898 JH |
793 | |
794 | hci_req_run(&req, NULL); | |
7d78525d JH |
795 | } |
796 | ||
d6bfd59c JH |
797 | static void rpa_expired(struct work_struct *work) |
798 | { | |
799 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
800 | rpa_expired.work); | |
801 | struct hci_request req; | |
802 | ||
803 | BT_DBG(""); | |
804 | ||
a1536da2 | 805 | hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); |
d6bfd59c | 806 | |
d7a5a11d | 807 | if (!hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
d6bfd59c JH |
808 | return; |
809 | ||
810 | /* The generation of a new RPA and programming it into the | |
f2252570 JH |
811 | * controller happens in the hci_req_enable_advertising() |
812 | * function. | |
d6bfd59c | 813 | */ |
d6bfd59c | 814 | hci_req_init(&req, hdev); |
f2252570 | 815 | __hci_req_enable_advertising(&req); |
d6bfd59c JH |
816 | hci_req_run(&req, NULL); |
817 | } | |
818 | ||
6a919082 | 819 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 820 | { |
238be788 | 821 | if (hci_dev_test_and_set_flag(hdev, HCI_MGMT)) |
6a919082 JH |
822 | return; |
823 | ||
4f87da80 | 824 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
d6bfd59c | 825 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
7d78525d | 826 | |
4f87da80 JH |
827 | /* Non-mgmt controlled devices get this bit set |
828 | * implicitly so that pairing works for them, however | |
829 | * for mgmt we require user-space to explicitly enable | |
830 | * it | |
831 | */ | |
a358dc11 | 832 | hci_dev_clear_flag(hdev, HCI_BONDABLE); |
7d78525d JH |
833 | } |
834 | ||
0f4e68cf | 835 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 836 | void *data, u16 data_len) |
0381101f | 837 | { |
a38528f1 | 838 | struct mgmt_rp_read_info rp; |
f7b64e69 | 839 | |
bdb6d971 | 840 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 841 | |
09fd0de5 | 842 | hci_dev_lock(hdev); |
f7b64e69 | 843 | |
dc4fe30b JH |
844 | memset(&rp, 0, sizeof(rp)); |
845 | ||
69ab39ea | 846 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 847 | |
69ab39ea | 848 | rp.version = hdev->hci_ver; |
eb55ef07 | 849 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
850 | |
851 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
852 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 853 | |
a38528f1 | 854 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 855 | |
dc4fe30b | 856 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 857 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 858 | |
09fd0de5 | 859 | hci_dev_unlock(hdev); |
0381101f | 860 | |
2a1afb5a JH |
861 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
862 | sizeof(rp)); | |
0381101f JH |
863 | } |
864 | ||
69ab39ea | 865 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 866 | { |
69ab39ea | 867 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 868 | |
2a1afb5a JH |
869 | return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &settings, |
870 | sizeof(settings)); | |
8680570b JH |
871 | } |
872 | ||
1904a853 | 873 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
8b064a3a JH |
874 | { |
875 | BT_DBG("%s status 0x%02x", hdev->name, status); | |
876 | ||
a3172b7e JH |
877 | if (hci_conn_count(hdev) == 0) { |
878 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 879 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 880 | } |
8b064a3a JH |
881 | } |
882 | ||
f2252570 | 883 | void mgmt_advertising_added(struct sock *sk, struct hci_dev *hdev, u8 instance) |
912098a6 AU |
884 | { |
885 | struct mgmt_ev_advertising_added ev; | |
886 | ||
887 | ev.instance = instance; | |
888 | ||
889 | mgmt_event(MGMT_EV_ADVERTISING_ADDED, hdev, &ev, sizeof(ev), sk); | |
890 | } | |
891 | ||
f2252570 JH |
892 | void mgmt_advertising_removed(struct sock *sk, struct hci_dev *hdev, |
893 | u8 instance) | |
912098a6 AU |
894 | { |
895 | struct mgmt_ev_advertising_removed ev; | |
896 | ||
897 | ev.instance = instance; | |
898 | ||
899 | mgmt_event(MGMT_EV_ADVERTISING_REMOVED, hdev, &ev, sizeof(ev), sk); | |
900 | } | |
901 | ||
7816b820 FG |
902 | static void cancel_adv_timeout(struct hci_dev *hdev) |
903 | { | |
904 | if (hdev->adv_instance_timeout) { | |
905 | hdev->adv_instance_timeout = 0; | |
906 | cancel_delayed_work(&hdev->adv_instance_expire); | |
907 | } | |
908 | } | |
909 | ||
8b064a3a JH |
910 | static int clean_up_hci_state(struct hci_dev *hdev) |
911 | { | |
912 | struct hci_request req; | |
913 | struct hci_conn *conn; | |
23a48093 JH |
914 | bool discov_stopped; |
915 | int err; | |
8b064a3a JH |
916 | |
917 | hci_req_init(&req, hdev); | |
918 | ||
919 | if (test_bit(HCI_ISCAN, &hdev->flags) || | |
920 | test_bit(HCI_PSCAN, &hdev->flags)) { | |
921 | u8 scan = 0x00; | |
922 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
923 | } | |
924 | ||
f2252570 | 925 | hci_req_clear_adv_instance(hdev, NULL, 0x00, false); |
912098a6 | 926 | |
d7a5a11d | 927 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
f2252570 | 928 | __hci_req_disable_advertising(&req); |
8b064a3a | 929 | |
2154d3f4 | 930 | discov_stopped = hci_req_stop_discovery(&req); |
8b064a3a JH |
931 | |
932 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { | |
89e0ccc8 JH |
933 | /* 0x15 == Terminated due to Power Off */ |
934 | __hci_abort_conn(&req, conn, 0x15); | |
8b064a3a JH |
935 | } |
936 | ||
23a48093 JH |
937 | err = hci_req_run(&req, clean_up_hci_complete); |
938 | if (!err && discov_stopped) | |
939 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
940 | ||
941 | return err; | |
8b064a3a JH |
942 | } |
943 | ||
bdb6d971 | 944 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 945 | u16 len) |
eec8d2bc | 946 | { |
650f726d | 947 | struct mgmt_mode *cp = data; |
3b0602cd | 948 | struct mgmt_pending_cmd *cmd; |
4b34ee78 | 949 | int err; |
eec8d2bc | 950 | |
bdb6d971 | 951 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 952 | |
a7e80f25 | 953 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
954 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, |
955 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 956 | |
09fd0de5 | 957 | hci_dev_lock(hdev); |
eec8d2bc | 958 | |
333ae95d | 959 | if (pending_find(MGMT_OP_SET_POWERED, hdev)) { |
a69e8375 JH |
960 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, |
961 | MGMT_STATUS_BUSY); | |
87b95ba6 JH |
962 | goto failed; |
963 | } | |
964 | ||
4b34ee78 | 965 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 966 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
967 | goto failed; |
968 | } | |
969 | ||
2e58ef3e | 970 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
971 | if (!cmd) { |
972 | err = -ENOMEM; | |
eec8d2bc | 973 | goto failed; |
366a0336 | 974 | } |
eec8d2bc | 975 | |
8b064a3a | 976 | if (cp->val) { |
19202573 | 977 | queue_work(hdev->req_workqueue, &hdev->power_on); |
8b064a3a JH |
978 | err = 0; |
979 | } else { | |
980 | /* Disconnect connections, stop scans, etc */ | |
981 | err = clean_up_hci_state(hdev); | |
a3172b7e JH |
982 | if (!err) |
983 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, | |
984 | HCI_POWER_OFF_TIMEOUT); | |
eec8d2bc | 985 | |
8b064a3a JH |
986 | /* ENODATA means there were no HCI commands queued */ |
987 | if (err == -ENODATA) { | |
a3172b7e | 988 | cancel_delayed_work(&hdev->power_off); |
8b064a3a JH |
989 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
990 | err = 0; | |
991 | } | |
992 | } | |
eec8d2bc JH |
993 | |
994 | failed: | |
09fd0de5 | 995 | hci_dev_unlock(hdev); |
366a0336 | 996 | return err; |
eec8d2bc JH |
997 | } |
998 | ||
beadb2bd JH |
999 | static int new_settings(struct hci_dev *hdev, struct sock *skip) |
1000 | { | |
f6b7712e | 1001 | __le32 ev = cpu_to_le32(get_current_settings(hdev)); |
beadb2bd | 1002 | |
f6b7712e MH |
1003 | return mgmt_generic_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, |
1004 | sizeof(ev), skip); | |
beadb2bd JH |
1005 | } |
1006 | ||
91a668b0 JH |
1007 | int mgmt_new_settings(struct hci_dev *hdev) |
1008 | { | |
1009 | return new_settings(hdev, NULL); | |
1010 | } | |
1011 | ||
bd99abdd JH |
1012 | struct cmd_lookup { |
1013 | struct sock *sk; | |
1014 | struct hci_dev *hdev; | |
1015 | u8 mgmt_status; | |
1016 | }; | |
1017 | ||
3b0602cd | 1018 | static void settings_rsp(struct mgmt_pending_cmd *cmd, void *data) |
bd99abdd JH |
1019 | { |
1020 | struct cmd_lookup *match = data; | |
1021 | ||
1022 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1023 | ||
1024 | list_del(&cmd->list); | |
1025 | ||
1026 | if (match->sk == NULL) { | |
1027 | match->sk = cmd->sk; | |
1028 | sock_hold(match->sk); | |
1029 | } | |
1030 | ||
1031 | mgmt_pending_free(cmd); | |
1032 | } | |
1033 | ||
3b0602cd | 1034 | static void cmd_status_rsp(struct mgmt_pending_cmd *cmd, void *data) |
bd99abdd JH |
1035 | { |
1036 | u8 *status = data; | |
1037 | ||
a69e8375 | 1038 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); |
bd99abdd JH |
1039 | mgmt_pending_remove(cmd); |
1040 | } | |
1041 | ||
3b0602cd | 1042 | static void cmd_complete_rsp(struct mgmt_pending_cmd *cmd, void *data) |
1b9b5ee5 JH |
1043 | { |
1044 | if (cmd->cmd_complete) { | |
1045 | u8 *status = data; | |
1046 | ||
1047 | cmd->cmd_complete(cmd, *status); | |
1048 | mgmt_pending_remove(cmd); | |
1049 | ||
1050 | return; | |
1051 | } | |
1052 | ||
1053 | cmd_status_rsp(cmd, data); | |
1054 | } | |
1055 | ||
3b0602cd | 1056 | static int generic_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
f5818c22 | 1057 | { |
2a1afb5a JH |
1058 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
1059 | cmd->param, cmd->param_len); | |
f5818c22 JH |
1060 | } |
1061 | ||
3b0602cd | 1062 | static int addr_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
7776d1d8 | 1063 | { |
2a1afb5a JH |
1064 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
1065 | cmd->param, sizeof(struct mgmt_addr_info)); | |
7776d1d8 JH |
1066 | } |
1067 | ||
e6fe7986 JH |
1068 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1069 | { | |
1070 | if (!lmp_bredr_capable(hdev)) | |
1071 | return MGMT_STATUS_NOT_SUPPORTED; | |
d7a5a11d | 1072 | else if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
e6fe7986 JH |
1073 | return MGMT_STATUS_REJECTED; |
1074 | else | |
1075 | return MGMT_STATUS_SUCCESS; | |
1076 | } | |
1077 | ||
1078 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1079 | { | |
1080 | if (!lmp_le_capable(hdev)) | |
1081 | return MGMT_STATUS_NOT_SUPPORTED; | |
d7a5a11d | 1082 | else if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
e6fe7986 JH |
1083 | return MGMT_STATUS_REJECTED; |
1084 | else | |
1085 | return MGMT_STATUS_SUCCESS; | |
1086 | } | |
1087 | ||
aed1a885 | 1088 | void mgmt_set_discoverable_complete(struct hci_dev *hdev, u8 status) |
bfaf8c9f | 1089 | { |
3b0602cd | 1090 | struct mgmt_pending_cmd *cmd; |
bfaf8c9f JH |
1091 | |
1092 | BT_DBG("status 0x%02x", status); | |
1093 | ||
1094 | hci_dev_lock(hdev); | |
1095 | ||
333ae95d | 1096 | cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); |
bfaf8c9f JH |
1097 | if (!cmd) |
1098 | goto unlock; | |
1099 | ||
1100 | if (status) { | |
1101 | u8 mgmt_err = mgmt_status(status); | |
a69e8375 | 1102 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
a358dc11 | 1103 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
bfaf8c9f JH |
1104 | goto remove_cmd; |
1105 | } | |
1106 | ||
aed1a885 JH |
1107 | if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && |
1108 | hdev->discov_timeout > 0) { | |
1109 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1110 | queue_delayed_work(hdev->req_workqueue, &hdev->discov_off, to); | |
d4462a07 | 1111 | } |
bfaf8c9f JH |
1112 | |
1113 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
aed1a885 | 1114 | new_settings(hdev, cmd->sk); |
970ba524 | 1115 | |
bfaf8c9f JH |
1116 | remove_cmd: |
1117 | mgmt_pending_remove(cmd); | |
1118 | ||
1119 | unlock: | |
1120 | hci_dev_unlock(hdev); | |
1121 | } | |
1122 | ||
bdb6d971 | 1123 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1124 | u16 len) |
73f22f62 | 1125 | { |
650f726d | 1126 | struct mgmt_cp_set_discoverable *cp = data; |
3b0602cd | 1127 | struct mgmt_pending_cmd *cmd; |
5e5282bb | 1128 | u16 timeout; |
73f22f62 JH |
1129 | int err; |
1130 | ||
bdb6d971 | 1131 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1132 | |
d7a5a11d MH |
1133 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) && |
1134 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) | |
a69e8375 JH |
1135 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1136 | MGMT_STATUS_REJECTED); | |
33c525c0 | 1137 | |
310a3d48 | 1138 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 JH |
1139 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1140 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1141 | |
1f350c87 | 1142 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1143 | |
1144 | /* Disabling discoverable requires that no timeout is set, | |
1145 | * and enabling limited discoverable requires a timeout. | |
1146 | */ | |
1147 | if ((cp->val == 0x00 && timeout > 0) || | |
1148 | (cp->val == 0x02 && timeout == 0)) | |
a69e8375 JH |
1149 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1150 | MGMT_STATUS_INVALID_PARAMS); | |
73f22f62 | 1151 | |
09fd0de5 | 1152 | hci_dev_lock(hdev); |
73f22f62 | 1153 | |
5e5282bb | 1154 | if (!hdev_is_powered(hdev) && timeout > 0) { |
a69e8375 JH |
1155 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1156 | MGMT_STATUS_NOT_POWERED); | |
73f22f62 JH |
1157 | goto failed; |
1158 | } | |
1159 | ||
333ae95d JH |
1160 | if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
1161 | pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { | |
a69e8375 JH |
1162 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1163 | MGMT_STATUS_BUSY); | |
73f22f62 JH |
1164 | goto failed; |
1165 | } | |
1166 | ||
d7a5a11d | 1167 | if (!hci_dev_test_flag(hdev, HCI_CONNECTABLE)) { |
a69e8375 JH |
1168 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1169 | MGMT_STATUS_REJECTED); | |
5e5282bb JH |
1170 | goto failed; |
1171 | } | |
1172 | ||
1173 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1174 | bool changed = false; |
1175 | ||
310a3d48 MH |
1176 | /* Setting limited discoverable when powered off is |
1177 | * not a valid operation since it requires a timeout | |
1178 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1179 | */ | |
d7a5a11d | 1180 | if (!!cp->val != hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) { |
ce05d603 | 1181 | hci_dev_change_flag(hdev, HCI_DISCOVERABLE); |
0224d2fa JH |
1182 | changed = true; |
1183 | } | |
1184 | ||
5e5282bb | 1185 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1186 | if (err < 0) |
1187 | goto failed; | |
1188 | ||
1189 | if (changed) | |
1190 | err = new_settings(hdev, sk); | |
1191 | ||
5e5282bb JH |
1192 | goto failed; |
1193 | } | |
1194 | ||
310a3d48 MH |
1195 | /* If the current mode is the same, then just update the timeout |
1196 | * value with the new value. And if only the timeout gets updated, | |
1197 | * then no need for any HCI transactions. | |
1198 | */ | |
d7a5a11d MH |
1199 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && |
1200 | (cp->val == 0x02) == hci_dev_test_flag(hdev, | |
1201 | HCI_LIMITED_DISCOVERABLE)) { | |
36261547 MH |
1202 | cancel_delayed_work(&hdev->discov_off); |
1203 | hdev->discov_timeout = timeout; | |
955638ec | 1204 | |
36261547 MH |
1205 | if (cp->val && hdev->discov_timeout > 0) { |
1206 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
c366f555 JH |
1207 | queue_delayed_work(hdev->req_workqueue, |
1208 | &hdev->discov_off, to); | |
955638ec MH |
1209 | } |
1210 | ||
69ab39ea | 1211 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1212 | goto failed; |
1213 | } | |
1214 | ||
2e58ef3e | 1215 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1216 | if (!cmd) { |
1217 | err = -ENOMEM; | |
73f22f62 | 1218 | goto failed; |
366a0336 | 1219 | } |
73f22f62 | 1220 | |
310a3d48 MH |
1221 | /* Cancel any potential discoverable timeout that might be |
1222 | * still active and store new timeout value. The arming of | |
1223 | * the timeout happens in the complete handler. | |
1224 | */ | |
1225 | cancel_delayed_work(&hdev->discov_off); | |
1226 | hdev->discov_timeout = timeout; | |
1227 | ||
aed1a885 JH |
1228 | if (cp->val) |
1229 | hci_dev_set_flag(hdev, HCI_DISCOVERABLE); | |
1230 | else | |
1231 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); | |
1232 | ||
b456f87c JH |
1233 | /* Limited discoverable mode */ |
1234 | if (cp->val == 0x02) | |
a1536da2 | 1235 | hci_dev_set_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
b456f87c | 1236 | else |
a358dc11 | 1237 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
b456f87c | 1238 | |
aed1a885 JH |
1239 | queue_work(hdev->req_workqueue, &hdev->discoverable_update); |
1240 | err = 0; | |
73f22f62 JH |
1241 | |
1242 | failed: | |
09fd0de5 | 1243 | hci_dev_unlock(hdev); |
73f22f62 JH |
1244 | return err; |
1245 | } | |
1246 | ||
53c0ba74 | 1247 | void mgmt_set_connectable_complete(struct hci_dev *hdev, u8 status) |
2b76f453 | 1248 | { |
3b0602cd | 1249 | struct mgmt_pending_cmd *cmd; |
2b76f453 JH |
1250 | |
1251 | BT_DBG("status 0x%02x", status); | |
1252 | ||
1253 | hci_dev_lock(hdev); | |
1254 | ||
333ae95d | 1255 | cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev); |
2b76f453 JH |
1256 | if (!cmd) |
1257 | goto unlock; | |
1258 | ||
37438c1f JH |
1259 | if (status) { |
1260 | u8 mgmt_err = mgmt_status(status); | |
a69e8375 | 1261 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
37438c1f JH |
1262 | goto remove_cmd; |
1263 | } | |
1264 | ||
2b76f453 | 1265 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
53c0ba74 | 1266 | new_settings(hdev, cmd->sk); |
d7b856f9 | 1267 | |
37438c1f | 1268 | remove_cmd: |
2b76f453 JH |
1269 | mgmt_pending_remove(cmd); |
1270 | ||
1271 | unlock: | |
1272 | hci_dev_unlock(hdev); | |
1273 | } | |
1274 | ||
e8ba3a1f JH |
1275 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1276 | struct sock *sk, u8 val) | |
1277 | { | |
1278 | bool changed = false; | |
1279 | int err; | |
1280 | ||
d7a5a11d | 1281 | if (!!val != hci_dev_test_flag(hdev, HCI_CONNECTABLE)) |
e8ba3a1f JH |
1282 | changed = true; |
1283 | ||
1284 | if (val) { | |
a1536da2 | 1285 | hci_dev_set_flag(hdev, HCI_CONNECTABLE); |
e8ba3a1f | 1286 | } else { |
a358dc11 MH |
1287 | hci_dev_clear_flag(hdev, HCI_CONNECTABLE); |
1288 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); | |
e8ba3a1f JH |
1289 | } |
1290 | ||
1291 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1292 | if (err < 0) | |
1293 | return err; | |
1294 | ||
562064e6 | 1295 | if (changed) { |
01b1cb87 | 1296 | hci_req_update_scan(hdev); |
562064e6 | 1297 | hci_update_background_scan(hdev); |
e8ba3a1f | 1298 | return new_settings(hdev, sk); |
562064e6 | 1299 | } |
e8ba3a1f JH |
1300 | |
1301 | return 0; | |
1302 | } | |
1303 | ||
bdb6d971 | 1304 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1305 | u16 len) |
9fbcbb45 | 1306 | { |
650f726d | 1307 | struct mgmt_mode *cp = data; |
3b0602cd | 1308 | struct mgmt_pending_cmd *cmd; |
9fbcbb45 JH |
1309 | int err; |
1310 | ||
bdb6d971 | 1311 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1312 | |
d7a5a11d MH |
1313 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) && |
1314 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) | |
a69e8375 JH |
1315 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1316 | MGMT_STATUS_REJECTED); | |
33c525c0 | 1317 | |
a7e80f25 | 1318 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1319 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1320 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1321 | |
09fd0de5 | 1322 | hci_dev_lock(hdev); |
9fbcbb45 | 1323 | |
4b34ee78 | 1324 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1325 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1326 | goto failed; |
1327 | } | |
1328 | ||
333ae95d JH |
1329 | if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
1330 | pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { | |
a69e8375 JH |
1331 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1332 | MGMT_STATUS_BUSY); | |
9fbcbb45 JH |
1333 | goto failed; |
1334 | } | |
1335 | ||
2e58ef3e | 1336 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1337 | if (!cmd) { |
1338 | err = -ENOMEM; | |
9fbcbb45 | 1339 | goto failed; |
366a0336 | 1340 | } |
9fbcbb45 | 1341 | |
53c0ba74 JH |
1342 | if (cp->val) { |
1343 | hci_dev_set_flag(hdev, HCI_CONNECTABLE); | |
1344 | } else { | |
1345 | if (hdev->discov_timeout > 0) | |
1346 | cancel_delayed_work(&hdev->discov_off); | |
2b76f453 | 1347 | |
53c0ba74 JH |
1348 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
1349 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); | |
1350 | hci_dev_clear_flag(hdev, HCI_CONNECTABLE); | |
9b74246f | 1351 | } |
2b76f453 | 1352 | |
53c0ba74 JH |
1353 | queue_work(hdev->req_workqueue, &hdev->connectable_update); |
1354 | err = 0; | |
9fbcbb45 JH |
1355 | |
1356 | failed: | |
09fd0de5 | 1357 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1358 | return err; |
1359 | } | |
1360 | ||
b2939475 | 1361 | static int set_bondable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1362 | u16 len) |
c542a06c | 1363 | { |
650f726d | 1364 | struct mgmt_mode *cp = data; |
55594356 | 1365 | bool changed; |
c542a06c JH |
1366 | int err; |
1367 | ||
bdb6d971 | 1368 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1369 | |
a7e80f25 | 1370 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1371 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BONDABLE, |
1372 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1373 | |
09fd0de5 | 1374 | hci_dev_lock(hdev); |
c542a06c JH |
1375 | |
1376 | if (cp->val) | |
238be788 | 1377 | changed = !hci_dev_test_and_set_flag(hdev, HCI_BONDABLE); |
c542a06c | 1378 | else |
a69d8927 | 1379 | changed = hci_dev_test_and_clear_flag(hdev, HCI_BONDABLE); |
c542a06c | 1380 | |
b2939475 | 1381 | err = send_settings_rsp(sk, MGMT_OP_SET_BONDABLE, hdev); |
c542a06c | 1382 | if (err < 0) |
55594356 | 1383 | goto unlock; |
c542a06c | 1384 | |
82a37ade JH |
1385 | if (changed) { |
1386 | /* In limited privacy mode the change of bondable mode | |
1387 | * may affect the local advertising address. | |
1388 | */ | |
1389 | if (hdev_is_powered(hdev) && | |
1390 | hci_dev_test_flag(hdev, HCI_ADVERTISING) && | |
1391 | hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && | |
1392 | hci_dev_test_flag(hdev, HCI_LIMITED_PRIVACY)) | |
1393 | queue_work(hdev->req_workqueue, | |
1394 | &hdev->discoverable_update); | |
1395 | ||
55594356 | 1396 | err = new_settings(hdev, sk); |
82a37ade | 1397 | } |
c542a06c | 1398 | |
55594356 | 1399 | unlock: |
09fd0de5 | 1400 | hci_dev_unlock(hdev); |
c542a06c JH |
1401 | return err; |
1402 | } | |
1403 | ||
04124681 GP |
1404 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1405 | u16 len) | |
33ef95ed JH |
1406 | { |
1407 | struct mgmt_mode *cp = data; | |
3b0602cd | 1408 | struct mgmt_pending_cmd *cmd; |
e6fe7986 | 1409 | u8 val, status; |
33ef95ed JH |
1410 | int err; |
1411 | ||
bdb6d971 | 1412 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1413 | |
e6fe7986 JH |
1414 | status = mgmt_bredr_support(hdev); |
1415 | if (status) | |
a69e8375 JH |
1416 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
1417 | status); | |
33c525c0 | 1418 | |
a7e80f25 | 1419 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1420 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
1421 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1422 | |
33ef95ed JH |
1423 | hci_dev_lock(hdev); |
1424 | ||
4b34ee78 | 1425 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1426 | bool changed = false; |
1427 | ||
d7a5a11d | 1428 | if (!!cp->val != hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) { |
ce05d603 | 1429 | hci_dev_change_flag(hdev, HCI_LINK_SECURITY); |
47990ea0 JH |
1430 | changed = true; |
1431 | } | |
1432 | ||
1433 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1434 | if (err < 0) | |
1435 | goto failed; | |
1436 | ||
1437 | if (changed) | |
1438 | err = new_settings(hdev, sk); | |
1439 | ||
33ef95ed JH |
1440 | goto failed; |
1441 | } | |
1442 | ||
333ae95d | 1443 | if (pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { |
a69e8375 JH |
1444 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
1445 | MGMT_STATUS_BUSY); | |
33ef95ed JH |
1446 | goto failed; |
1447 | } | |
1448 | ||
1449 | val = !!cp->val; | |
1450 | ||
1451 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1452 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1453 | goto failed; | |
1454 | } | |
1455 | ||
1456 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1457 | if (!cmd) { | |
1458 | err = -ENOMEM; | |
1459 | goto failed; | |
1460 | } | |
1461 | ||
1462 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
1463 | if (err < 0) { | |
1464 | mgmt_pending_remove(cmd); | |
1465 | goto failed; | |
1466 | } | |
1467 | ||
1468 | failed: | |
1469 | hci_dev_unlock(hdev); | |
33ef95ed JH |
1470 | return err; |
1471 | } | |
1472 | ||
bdb6d971 | 1473 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
1474 | { |
1475 | struct mgmt_mode *cp = data; | |
3b0602cd | 1476 | struct mgmt_pending_cmd *cmd; |
72ef0c1a | 1477 | u8 status; |
ed2c4ee3 JH |
1478 | int err; |
1479 | ||
bdb6d971 | 1480 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 1481 | |
cdba5281 MH |
1482 | status = mgmt_bredr_support(hdev); |
1483 | if (status) | |
a69e8375 | 1484 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); |
cdba5281 | 1485 | |
13ecd8b6 | 1486 | if (!lmp_ssp_capable(hdev)) |
a69e8375 JH |
1487 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1488 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 1489 | |
a7e80f25 | 1490 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1491 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1492 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1493 | |
13ecd8b6 | 1494 | hci_dev_lock(hdev); |
6c8f12c1 | 1495 | |
4b34ee78 | 1496 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 1497 | bool changed; |
c0ecddc2 | 1498 | |
9ecb3e24 | 1499 | if (cp->val) { |
238be788 MH |
1500 | changed = !hci_dev_test_and_set_flag(hdev, |
1501 | HCI_SSP_ENABLED); | |
9ecb3e24 | 1502 | } else { |
a69d8927 MH |
1503 | changed = hci_dev_test_and_clear_flag(hdev, |
1504 | HCI_SSP_ENABLED); | |
9ecb3e24 | 1505 | if (!changed) |
a69d8927 MH |
1506 | changed = hci_dev_test_and_clear_flag(hdev, |
1507 | HCI_HS_ENABLED); | |
9ecb3e24 | 1508 | else |
a358dc11 | 1509 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
c0ecddc2 JH |
1510 | } |
1511 | ||
1512 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1513 | if (err < 0) | |
1514 | goto failed; | |
1515 | ||
1516 | if (changed) | |
1517 | err = new_settings(hdev, sk); | |
1518 | ||
ed2c4ee3 JH |
1519 | goto failed; |
1520 | } | |
1521 | ||
333ae95d | 1522 | if (pending_find(MGMT_OP_SET_SSP, hdev)) { |
a69e8375 JH |
1523 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1524 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
1525 | goto failed; |
1526 | } | |
1527 | ||
d7a5a11d | 1528 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
ed2c4ee3 JH |
1529 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
1530 | goto failed; | |
1531 | } | |
1532 | ||
1533 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
1534 | if (!cmd) { | |
1535 | err = -ENOMEM; | |
1536 | goto failed; | |
1537 | } | |
1538 | ||
d7a5a11d | 1539 | if (!cp->val && hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) |
3769972b JH |
1540 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, |
1541 | sizeof(cp->val), &cp->val); | |
1542 | ||
72ef0c1a | 1543 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
1544 | if (err < 0) { |
1545 | mgmt_pending_remove(cmd); | |
1546 | goto failed; | |
1547 | } | |
1548 | ||
1549 | failed: | |
1550 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
1551 | return err; |
1552 | } | |
1553 | ||
bdb6d971 | 1554 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
1555 | { |
1556 | struct mgmt_mode *cp = data; | |
ee392693 | 1557 | bool changed; |
e6fe7986 | 1558 | u8 status; |
ee392693 | 1559 | int err; |
6d80dfd0 | 1560 | |
bdb6d971 | 1561 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 1562 | |
e6fe7986 JH |
1563 | status = mgmt_bredr_support(hdev); |
1564 | if (status) | |
a69e8375 | 1565 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); |
6d80dfd0 | 1566 | |
9ecb3e24 | 1567 | if (!lmp_ssp_capable(hdev)) |
a69e8375 JH |
1568 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
1569 | MGMT_STATUS_NOT_SUPPORTED); | |
9ecb3e24 | 1570 | |
d7a5a11d | 1571 | if (!hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
a69e8375 JH |
1572 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
1573 | MGMT_STATUS_REJECTED); | |
9ecb3e24 | 1574 | |
a7e80f25 | 1575 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1576 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
1577 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1578 | |
ee392693 MH |
1579 | hci_dev_lock(hdev); |
1580 | ||
333ae95d | 1581 | if (pending_find(MGMT_OP_SET_SSP, hdev)) { |
a69e8375 JH |
1582 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
1583 | MGMT_STATUS_BUSY); | |
a2cb01de JH |
1584 | goto unlock; |
1585 | } | |
1586 | ||
a0cdf960 | 1587 | if (cp->val) { |
238be788 | 1588 | changed = !hci_dev_test_and_set_flag(hdev, HCI_HS_ENABLED); |
a0cdf960 MH |
1589 | } else { |
1590 | if (hdev_is_powered(hdev)) { | |
a69e8375 JH |
1591 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
1592 | MGMT_STATUS_REJECTED); | |
a0cdf960 MH |
1593 | goto unlock; |
1594 | } | |
1595 | ||
a69d8927 | 1596 | changed = hci_dev_test_and_clear_flag(hdev, HCI_HS_ENABLED); |
a0cdf960 | 1597 | } |
ee392693 MH |
1598 | |
1599 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
1600 | if (err < 0) | |
1601 | goto unlock; | |
1602 | ||
1603 | if (changed) | |
1604 | err = new_settings(hdev, sk); | |
6d80dfd0 | 1605 | |
ee392693 MH |
1606 | unlock: |
1607 | hci_dev_unlock(hdev); | |
1608 | return err; | |
6d80dfd0 JH |
1609 | } |
1610 | ||
1904a853 | 1611 | static void le_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
416a4ae5 JH |
1612 | { |
1613 | struct cmd_lookup match = { NULL, hdev }; | |
1614 | ||
3ad67582 JK |
1615 | hci_dev_lock(hdev); |
1616 | ||
416a4ae5 JH |
1617 | if (status) { |
1618 | u8 mgmt_err = mgmt_status(status); | |
1619 | ||
1620 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
1621 | &mgmt_err); | |
3ad67582 | 1622 | goto unlock; |
416a4ae5 JH |
1623 | } |
1624 | ||
1625 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
1626 | ||
1627 | new_settings(hdev, match.sk); | |
1628 | ||
1629 | if (match.sk) | |
1630 | sock_put(match.sk); | |
441ad2d0 MH |
1631 | |
1632 | /* Make sure the controller has a good default for | |
1633 | * advertising data. Restrict the update to when LE | |
1634 | * has actually been enabled. During power on, the | |
1635 | * update in powered_update_hci will take care of it. | |
1636 | */ | |
d7a5a11d | 1637 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { |
441ad2d0 MH |
1638 | struct hci_request req; |
1639 | ||
441ad2d0 | 1640 | hci_req_init(&req, hdev); |
cab054ab JH |
1641 | __hci_req_update_adv_data(&req, 0x00); |
1642 | __hci_req_update_scan_rsp_data(&req, 0x00); | |
441ad2d0 | 1643 | hci_req_run(&req, NULL); |
2e93e53b | 1644 | hci_update_background_scan(hdev); |
441ad2d0 | 1645 | } |
3ad67582 JK |
1646 | |
1647 | unlock: | |
1648 | hci_dev_unlock(hdev); | |
416a4ae5 JH |
1649 | } |
1650 | ||
bdb6d971 | 1651 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
1652 | { |
1653 | struct mgmt_mode *cp = data; | |
1654 | struct hci_cp_write_le_host_supported hci_cp; | |
3b0602cd | 1655 | struct mgmt_pending_cmd *cmd; |
416a4ae5 | 1656 | struct hci_request req; |
06199cf8 | 1657 | int err; |
0b60eba1 | 1658 | u8 val, enabled; |
06199cf8 | 1659 | |
bdb6d971 | 1660 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 1661 | |
13ecd8b6 | 1662 | if (!lmp_le_capable(hdev)) |
a69e8375 JH |
1663 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1664 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 1665 | |
a7e80f25 | 1666 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1667 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1668 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1669 | |
e7844ee5 MH |
1670 | /* Bluetooth single mode LE only controllers or dual-mode |
1671 | * controllers configured as LE only devices, do not allow | |
1672 | * switching LE off. These have either LE enabled explicitly | |
1673 | * or BR/EDR has been previously switched off. | |
1674 | * | |
1675 | * When trying to enable an already enabled LE, then gracefully | |
1676 | * send a positive response. Trying to disable it however will | |
1677 | * result into rejection. | |
1678 | */ | |
1679 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { | |
1680 | if (cp->val == 0x01) | |
1681 | return send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); | |
1682 | ||
a69e8375 JH |
1683 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1684 | MGMT_STATUS_REJECTED); | |
e7844ee5 | 1685 | } |
c73eee91 | 1686 | |
13ecd8b6 | 1687 | hci_dev_lock(hdev); |
06199cf8 JH |
1688 | |
1689 | val = !!cp->val; | |
ffa88e02 | 1690 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 1691 | |
847818d9 | 1692 | if (!val) |
f2252570 | 1693 | hci_req_clear_adv_instance(hdev, NULL, 0x00, true); |
847818d9 | 1694 | |
0b60eba1 | 1695 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
1696 | bool changed = false; |
1697 | ||
d7a5a11d | 1698 | if (val != hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { |
ce05d603 | 1699 | hci_dev_change_flag(hdev, HCI_LE_ENABLED); |
06199cf8 JH |
1700 | changed = true; |
1701 | } | |
1702 | ||
d7a5a11d | 1703 | if (!val && hci_dev_test_flag(hdev, HCI_ADVERTISING)) { |
a358dc11 | 1704 | hci_dev_clear_flag(hdev, HCI_ADVERTISING); |
eeca6f89 JH |
1705 | changed = true; |
1706 | } | |
1707 | ||
06199cf8 JH |
1708 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
1709 | if (err < 0) | |
1de028ce | 1710 | goto unlock; |
06199cf8 JH |
1711 | |
1712 | if (changed) | |
1713 | err = new_settings(hdev, sk); | |
1714 | ||
1de028ce | 1715 | goto unlock; |
06199cf8 JH |
1716 | } |
1717 | ||
333ae95d JH |
1718 | if (pending_find(MGMT_OP_SET_LE, hdev) || |
1719 | pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
a69e8375 JH |
1720 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1721 | MGMT_STATUS_BUSY); | |
1de028ce | 1722 | goto unlock; |
06199cf8 JH |
1723 | } |
1724 | ||
1725 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
1726 | if (!cmd) { | |
1727 | err = -ENOMEM; | |
1de028ce | 1728 | goto unlock; |
06199cf8 JH |
1729 | } |
1730 | ||
441ad2d0 MH |
1731 | hci_req_init(&req, hdev); |
1732 | ||
06199cf8 JH |
1733 | memset(&hci_cp, 0, sizeof(hci_cp)); |
1734 | ||
1735 | if (val) { | |
1736 | hci_cp.le = val; | |
32226e4f | 1737 | hci_cp.simul = 0x00; |
441ad2d0 | 1738 | } else { |
d7a5a11d | 1739 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
f2252570 | 1740 | __hci_req_disable_advertising(&req); |
06199cf8 JH |
1741 | } |
1742 | ||
416a4ae5 JH |
1743 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
1744 | &hci_cp); | |
1745 | ||
1746 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 1747 | if (err < 0) |
06199cf8 | 1748 | mgmt_pending_remove(cmd); |
06199cf8 | 1749 | |
1de028ce JH |
1750 | unlock: |
1751 | hci_dev_unlock(hdev); | |
06199cf8 JH |
1752 | return err; |
1753 | } | |
1754 | ||
0cab9c80 JH |
1755 | /* This is a helper function to test for pending mgmt commands that can |
1756 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
1757 | * mgmt command at a time since otherwise we cannot easily track what | |
1758 | * the current values are, will be, and based on that calculate if a new | |
1759 | * HCI command needs to be sent and if yes with what value. | |
1760 | */ | |
1761 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
1762 | { | |
3b0602cd | 1763 | struct mgmt_pending_cmd *cmd; |
0cab9c80 JH |
1764 | |
1765 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
1766 | switch (cmd->opcode) { | |
1767 | case MGMT_OP_ADD_UUID: | |
1768 | case MGMT_OP_REMOVE_UUID: | |
1769 | case MGMT_OP_SET_DEV_CLASS: | |
1770 | case MGMT_OP_SET_POWERED: | |
1771 | return true; | |
1772 | } | |
1773 | } | |
1774 | ||
1775 | return false; | |
1776 | } | |
1777 | ||
83be8eca JH |
1778 | static const u8 bluetooth_base_uuid[] = { |
1779 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
1780 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
1781 | }; | |
1782 | ||
1783 | static u8 get_uuid_size(const u8 *uuid) | |
1784 | { | |
1785 | u32 val; | |
1786 | ||
1787 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
1788 | return 128; | |
1789 | ||
1790 | val = get_unaligned_le32(&uuid[12]); | |
1791 | if (val > 0xffff) | |
1792 | return 32; | |
1793 | ||
1794 | return 16; | |
1795 | } | |
1796 | ||
92da6097 JH |
1797 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
1798 | { | |
3b0602cd | 1799 | struct mgmt_pending_cmd *cmd; |
92da6097 JH |
1800 | |
1801 | hci_dev_lock(hdev); | |
1802 | ||
333ae95d | 1803 | cmd = pending_find(mgmt_op, hdev); |
92da6097 JH |
1804 | if (!cmd) |
1805 | goto unlock; | |
1806 | ||
2a1afb5a JH |
1807 | mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, |
1808 | mgmt_status(status), hdev->dev_class, 3); | |
92da6097 JH |
1809 | |
1810 | mgmt_pending_remove(cmd); | |
1811 | ||
1812 | unlock: | |
1813 | hci_dev_unlock(hdev); | |
1814 | } | |
1815 | ||
1904a853 | 1816 | static void add_uuid_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
92da6097 JH |
1817 | { |
1818 | BT_DBG("status 0x%02x", status); | |
1819 | ||
1820 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
1821 | } | |
1822 | ||
bdb6d971 | 1823 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 1824 | { |
650f726d | 1825 | struct mgmt_cp_add_uuid *cp = data; |
3b0602cd | 1826 | struct mgmt_pending_cmd *cmd; |
890ea898 | 1827 | struct hci_request req; |
2aeb9a1a | 1828 | struct bt_uuid *uuid; |
2aeb9a1a JH |
1829 | int err; |
1830 | ||
bdb6d971 | 1831 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 1832 | |
09fd0de5 | 1833 | hci_dev_lock(hdev); |
2aeb9a1a | 1834 | |
0cab9c80 | 1835 | if (pending_eir_or_class(hdev)) { |
a69e8375 JH |
1836 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
1837 | MGMT_STATUS_BUSY); | |
c95f0ba7 JH |
1838 | goto failed; |
1839 | } | |
1840 | ||
92c4c204 | 1841 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
1842 | if (!uuid) { |
1843 | err = -ENOMEM; | |
1844 | goto failed; | |
1845 | } | |
1846 | ||
1847 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 1848 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 1849 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 1850 | |
de66aa63 | 1851 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 1852 | |
890ea898 | 1853 | hci_req_init(&req, hdev); |
1aff6f09 | 1854 | |
14bf5eac | 1855 | __hci_req_update_class(&req); |
b1a8917c | 1856 | __hci_req_update_eir(&req); |
890ea898 | 1857 | |
92da6097 JH |
1858 | err = hci_req_run(&req, add_uuid_complete); |
1859 | if (err < 0) { | |
1860 | if (err != -ENODATA) | |
1861 | goto failed; | |
80a1e1db | 1862 | |
2a1afb5a JH |
1863 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
1864 | hdev->dev_class, 3); | |
90e70454 JH |
1865 | goto failed; |
1866 | } | |
1867 | ||
1868 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 1869 | if (!cmd) { |
90e70454 | 1870 | err = -ENOMEM; |
890ea898 JH |
1871 | goto failed; |
1872 | } | |
1873 | ||
1874 | err = 0; | |
2aeb9a1a JH |
1875 | |
1876 | failed: | |
09fd0de5 | 1877 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
1878 | return err; |
1879 | } | |
1880 | ||
24b78d0f JH |
1881 | static bool enable_service_cache(struct hci_dev *hdev) |
1882 | { | |
1883 | if (!hdev_is_powered(hdev)) | |
1884 | return false; | |
1885 | ||
238be788 | 1886 | if (!hci_dev_test_and_set_flag(hdev, HCI_SERVICE_CACHE)) { |
46818ed5 JH |
1887 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
1888 | CACHE_TIMEOUT); | |
24b78d0f JH |
1889 | return true; |
1890 | } | |
1891 | ||
1892 | return false; | |
1893 | } | |
1894 | ||
1904a853 | 1895 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
92da6097 JH |
1896 | { |
1897 | BT_DBG("status 0x%02x", status); | |
1898 | ||
1899 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
1900 | } | |
1901 | ||
bdb6d971 | 1902 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 1903 | u16 len) |
2aeb9a1a | 1904 | { |
650f726d | 1905 | struct mgmt_cp_remove_uuid *cp = data; |
3b0602cd | 1906 | struct mgmt_pending_cmd *cmd; |
056341c8 | 1907 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 1908 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 1909 | struct hci_request req; |
2aeb9a1a JH |
1910 | int err, found; |
1911 | ||
bdb6d971 | 1912 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 1913 | |
09fd0de5 | 1914 | hci_dev_lock(hdev); |
2aeb9a1a | 1915 | |
0cab9c80 | 1916 | if (pending_eir_or_class(hdev)) { |
a69e8375 JH |
1917 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
1918 | MGMT_STATUS_BUSY); | |
c95f0ba7 JH |
1919 | goto unlock; |
1920 | } | |
1921 | ||
2aeb9a1a | 1922 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
35f7498a | 1923 | hci_uuids_clear(hdev); |
4004b6d9 | 1924 | |
24b78d0f | 1925 | if (enable_service_cache(hdev)) { |
2a1afb5a JH |
1926 | err = mgmt_cmd_complete(sk, hdev->id, |
1927 | MGMT_OP_REMOVE_UUID, | |
1928 | 0, hdev->dev_class, 3); | |
24b78d0f JH |
1929 | goto unlock; |
1930 | } | |
4004b6d9 | 1931 | |
9246a869 | 1932 | goto update_class; |
2aeb9a1a JH |
1933 | } |
1934 | ||
1935 | found = 0; | |
1936 | ||
056341c8 | 1937 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
1938 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
1939 | continue; | |
1940 | ||
1941 | list_del(&match->list); | |
482049f7 | 1942 | kfree(match); |
2aeb9a1a JH |
1943 | found++; |
1944 | } | |
1945 | ||
1946 | if (found == 0) { | |
a69e8375 JH |
1947 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
1948 | MGMT_STATUS_INVALID_PARAMS); | |
2aeb9a1a JH |
1949 | goto unlock; |
1950 | } | |
1951 | ||
9246a869 | 1952 | update_class: |
890ea898 | 1953 | hci_req_init(&req, hdev); |
1aff6f09 | 1954 | |
14bf5eac | 1955 | __hci_req_update_class(&req); |
b1a8917c | 1956 | __hci_req_update_eir(&req); |
890ea898 | 1957 | |
92da6097 JH |
1958 | err = hci_req_run(&req, remove_uuid_complete); |
1959 | if (err < 0) { | |
1960 | if (err != -ENODATA) | |
1961 | goto unlock; | |
80a1e1db | 1962 | |
2a1afb5a JH |
1963 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
1964 | hdev->dev_class, 3); | |
90e70454 JH |
1965 | goto unlock; |
1966 | } | |
1967 | ||
1968 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 1969 | if (!cmd) { |
90e70454 | 1970 | err = -ENOMEM; |
890ea898 JH |
1971 | goto unlock; |
1972 | } | |
1973 | ||
1974 | err = 0; | |
2aeb9a1a JH |
1975 | |
1976 | unlock: | |
09fd0de5 | 1977 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
1978 | return err; |
1979 | } | |
1980 | ||
1904a853 | 1981 | static void set_class_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
92da6097 JH |
1982 | { |
1983 | BT_DBG("status 0x%02x", status); | |
1984 | ||
1985 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
1986 | } | |
1987 | ||
bdb6d971 | 1988 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1989 | u16 len) |
1aff6f09 | 1990 | { |
650f726d | 1991 | struct mgmt_cp_set_dev_class *cp = data; |
3b0602cd | 1992 | struct mgmt_pending_cmd *cmd; |
890ea898 | 1993 | struct hci_request req; |
1aff6f09 JH |
1994 | int err; |
1995 | ||
bdb6d971 | 1996 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 1997 | |
6203fc98 | 1998 | if (!lmp_bredr_capable(hdev)) |
a69e8375 JH |
1999 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2000 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2001 | |
0cab9c80 | 2002 | hci_dev_lock(hdev); |
ee98f473 | 2003 | |
0cab9c80 | 2004 | if (pending_eir_or_class(hdev)) { |
a69e8375 JH |
2005 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2006 | MGMT_STATUS_BUSY); | |
0cab9c80 JH |
2007 | goto unlock; |
2008 | } | |
c95f0ba7 | 2009 | |
0cab9c80 | 2010 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
a69e8375 JH |
2011 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2012 | MGMT_STATUS_INVALID_PARAMS); | |
0cab9c80 JH |
2013 | goto unlock; |
2014 | } | |
575b3a02 | 2015 | |
932f5ff5 JH |
2016 | hdev->major_class = cp->major; |
2017 | hdev->minor_class = cp->minor; | |
2018 | ||
b5235a65 | 2019 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
2020 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
2021 | hdev->dev_class, 3); | |
b5235a65 JH |
2022 | goto unlock; |
2023 | } | |
2024 | ||
890ea898 JH |
2025 | hci_req_init(&req, hdev); |
2026 | ||
a69d8927 | 2027 | if (hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) { |
7d78525d JH |
2028 | hci_dev_unlock(hdev); |
2029 | cancel_delayed_work_sync(&hdev->service_cache); | |
2030 | hci_dev_lock(hdev); | |
b1a8917c | 2031 | __hci_req_update_eir(&req); |
7d78525d | 2032 | } |
14c0b608 | 2033 | |
14bf5eac | 2034 | __hci_req_update_class(&req); |
890ea898 | 2035 | |
92da6097 JH |
2036 | err = hci_req_run(&req, set_class_complete); |
2037 | if (err < 0) { | |
2038 | if (err != -ENODATA) | |
2039 | goto unlock; | |
1aff6f09 | 2040 | |
2a1afb5a JH |
2041 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
2042 | hdev->dev_class, 3); | |
90e70454 JH |
2043 | goto unlock; |
2044 | } | |
2045 | ||
2046 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2047 | if (!cmd) { |
90e70454 | 2048 | err = -ENOMEM; |
890ea898 JH |
2049 | goto unlock; |
2050 | } | |
2051 | ||
2052 | err = 0; | |
1aff6f09 | 2053 | |
b5235a65 | 2054 | unlock: |
09fd0de5 | 2055 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2056 | return err; |
2057 | } | |
2058 | ||
bdb6d971 | 2059 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2060 | u16 len) |
55ed8ca1 | 2061 | { |
650f726d | 2062 | struct mgmt_cp_load_link_keys *cp = data; |
ba1d6936 JH |
2063 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
2064 | sizeof(struct mgmt_link_key_info)); | |
4e51eae9 | 2065 | u16 key_count, expected_len; |
b1de97d8 | 2066 | bool changed; |
a492cd52 | 2067 | int i; |
55ed8ca1 | 2068 | |
9060d5cf MH |
2069 | BT_DBG("request for %s", hdev->name); |
2070 | ||
2071 | if (!lmp_bredr_capable(hdev)) | |
a69e8375 JH |
2072 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2073 | MGMT_STATUS_NOT_SUPPORTED); | |
9060d5cf | 2074 | |
1f350c87 | 2075 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
2076 | if (key_count > max_key_count) { |
2077 | BT_ERR("load_link_keys: too big key_count value %u", | |
2078 | key_count); | |
a69e8375 JH |
2079 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2080 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 2081 | } |
55ed8ca1 | 2082 | |
86742e1e JH |
2083 | expected_len = sizeof(*cp) + key_count * |
2084 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2085 | if (expected_len != len) { |
86742e1e | 2086 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
2606ecbc | 2087 | expected_len, len); |
a69e8375 JH |
2088 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2089 | MGMT_STATUS_INVALID_PARAMS); | |
55ed8ca1 JH |
2090 | } |
2091 | ||
4ae14301 | 2092 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
a69e8375 JH |
2093 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2094 | MGMT_STATUS_INVALID_PARAMS); | |
4ae14301 | 2095 | |
bdb6d971 | 2096 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2097 | key_count); |
55ed8ca1 | 2098 | |
4ee71b20 JH |
2099 | for (i = 0; i < key_count; i++) { |
2100 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2101 | ||
8e991132 | 2102 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
a69e8375 JH |
2103 | return mgmt_cmd_status(sk, hdev->id, |
2104 | MGMT_OP_LOAD_LINK_KEYS, | |
2105 | MGMT_STATUS_INVALID_PARAMS); | |
4ee71b20 JH |
2106 | } |
2107 | ||
09fd0de5 | 2108 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2109 | |
2110 | hci_link_keys_clear(hdev); | |
2111 | ||
55ed8ca1 | 2112 | if (cp->debug_keys) |
238be788 | 2113 | changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS); |
55ed8ca1 | 2114 | else |
a69d8927 MH |
2115 | changed = hci_dev_test_and_clear_flag(hdev, |
2116 | HCI_KEEP_DEBUG_KEYS); | |
b1de97d8 MH |
2117 | |
2118 | if (changed) | |
2119 | new_settings(hdev, NULL); | |
55ed8ca1 | 2120 | |
a492cd52 | 2121 | for (i = 0; i < key_count; i++) { |
86742e1e | 2122 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2123 | |
58e9293c JH |
2124 | /* Always ignore debug keys and require a new pairing if |
2125 | * the user wants to use them. | |
2126 | */ | |
2127 | if (key->type == HCI_LK_DEBUG_COMBINATION) | |
2128 | continue; | |
2129 | ||
7652ff6a JH |
2130 | hci_add_link_key(hdev, NULL, &key->addr.bdaddr, key->val, |
2131 | key->type, key->pin_len, NULL); | |
55ed8ca1 JH |
2132 | } |
2133 | ||
2a1afb5a | 2134 | mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2135 | |
09fd0de5 | 2136 | hci_dev_unlock(hdev); |
55ed8ca1 | 2137 | |
a492cd52 | 2138 | return 0; |
55ed8ca1 JH |
2139 | } |
2140 | ||
b1078ad0 | 2141 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2142 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2143 | { |
2144 | struct mgmt_ev_device_unpaired ev; | |
2145 | ||
2146 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2147 | ev.addr.type = addr_type; | |
2148 | ||
2149 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2150 | skip_sk); |
b1078ad0 JH |
2151 | } |
2152 | ||
bdb6d971 | 2153 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2154 | u16 len) |
55ed8ca1 | 2155 | { |
124f6e35 JH |
2156 | struct mgmt_cp_unpair_device *cp = data; |
2157 | struct mgmt_rp_unpair_device rp; | |
fc64361a | 2158 | struct hci_conn_params *params; |
3b0602cd | 2159 | struct mgmt_pending_cmd *cmd; |
55ed8ca1 | 2160 | struct hci_conn *conn; |
ec182f03 | 2161 | u8 addr_type; |
55ed8ca1 JH |
2162 | int err; |
2163 | ||
a8a1d19e | 2164 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2165 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2166 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2167 | |
4ee71b20 | 2168 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
2169 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2170 | MGMT_STATUS_INVALID_PARAMS, | |
2171 | &rp, sizeof(rp)); | |
4ee71b20 | 2172 | |
118da70b | 2173 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2a1afb5a JH |
2174 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2175 | MGMT_STATUS_INVALID_PARAMS, | |
2176 | &rp, sizeof(rp)); | |
118da70b | 2177 | |
4ee71b20 JH |
2178 | hci_dev_lock(hdev); |
2179 | ||
86a8cfc6 | 2180 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
2181 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2182 | MGMT_STATUS_NOT_POWERED, &rp, | |
2183 | sizeof(rp)); | |
86a8cfc6 JH |
2184 | goto unlock; |
2185 | } | |
2186 | ||
e0b2b27e | 2187 | if (cp->addr.type == BDADDR_BREDR) { |
89cbb063 AA |
2188 | /* If disconnection is requested, then look up the |
2189 | * connection. If the remote device is connected, it | |
2190 | * will be later used to terminate the link. | |
2191 | * | |
2192 | * Setting it to NULL explicitly will cause no | |
2193 | * termination of the link. | |
2194 | */ | |
2195 | if (cp->disconnect) | |
2196 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
2197 | &cp->addr.bdaddr); | |
2198 | else | |
2199 | conn = NULL; | |
2200 | ||
124f6e35 | 2201 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
ec182f03 JH |
2202 | if (err < 0) { |
2203 | err = mgmt_cmd_complete(sk, hdev->id, | |
2204 | MGMT_OP_UNPAIR_DEVICE, | |
2205 | MGMT_STATUS_NOT_PAIRED, &rp, | |
2206 | sizeof(rp)); | |
2207 | goto unlock; | |
89cbb063 AA |
2208 | } |
2209 | ||
ec182f03 | 2210 | goto done; |
e0b2b27e | 2211 | } |
b0dbfb46 | 2212 | |
ec182f03 JH |
2213 | /* LE address type */ |
2214 | addr_type = le_addr_type(cp->addr.type); | |
2215 | ||
2216 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); | |
2217 | ||
2218 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); | |
55ed8ca1 | 2219 | if (err < 0) { |
2a1afb5a JH |
2220 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2221 | MGMT_STATUS_NOT_PAIRED, &rp, | |
2222 | sizeof(rp)); | |
55ed8ca1 JH |
2223 | goto unlock; |
2224 | } | |
2225 | ||
ec182f03 JH |
2226 | conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr, addr_type); |
2227 | if (!conn) { | |
2228 | hci_conn_params_del(hdev, &cp->addr.bdaddr, addr_type); | |
2229 | goto done; | |
2230 | } | |
2231 | ||
c81d555a JH |
2232 | /* Abort any ongoing SMP pairing */ |
2233 | smp_cancel_pairing(conn); | |
2234 | ||
ec182f03 JH |
2235 | /* Defer clearing up the connection parameters until closing to |
2236 | * give a chance of keeping them if a repairing happens. | |
2237 | */ | |
2238 | set_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); | |
2239 | ||
fc64361a JH |
2240 | /* Disable auto-connection parameters if present */ |
2241 | params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, addr_type); | |
2242 | if (params) { | |
2243 | if (params->explicit_connect) | |
2244 | params->auto_connect = HCI_AUTO_CONN_EXPLICIT; | |
2245 | else | |
2246 | params->auto_connect = HCI_AUTO_CONN_DISABLED; | |
2247 | } | |
2248 | ||
ec182f03 JH |
2249 | /* If disconnection is not requested, then clear the connection |
2250 | * variable so that the link is not terminated. | |
2251 | */ | |
2252 | if (!cp->disconnect) | |
2253 | conn = NULL; | |
2254 | ||
2255 | done: | |
89cbb063 AA |
2256 | /* If the connection variable is set, then termination of the |
2257 | * link is requested. | |
2258 | */ | |
a8a1d19e | 2259 | if (!conn) { |
2a1afb5a JH |
2260 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
2261 | &rp, sizeof(rp)); | |
b1078ad0 | 2262 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2263 | goto unlock; |
2264 | } | |
55ed8ca1 | 2265 | |
124f6e35 | 2266 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2267 | sizeof(*cp)); |
a8a1d19e JH |
2268 | if (!cmd) { |
2269 | err = -ENOMEM; | |
2270 | goto unlock; | |
55ed8ca1 JH |
2271 | } |
2272 | ||
d8b7b1e4 JH |
2273 | cmd->cmd_complete = addr_cmd_complete; |
2274 | ||
89e0ccc8 | 2275 | err = hci_abort_conn(conn, HCI_ERROR_REMOTE_USER_TERM); |
a8a1d19e JH |
2276 | if (err < 0) |
2277 | mgmt_pending_remove(cmd); | |
2278 | ||
55ed8ca1 | 2279 | unlock: |
09fd0de5 | 2280 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2281 | return err; |
2282 | } | |
2283 | ||
bdb6d971 | 2284 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2285 | u16 len) |
8962ee74 | 2286 | { |
650f726d | 2287 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2288 | struct mgmt_rp_disconnect rp; |
3b0602cd | 2289 | struct mgmt_pending_cmd *cmd; |
8962ee74 | 2290 | struct hci_conn *conn; |
8962ee74 JH |
2291 | int err; |
2292 | ||
2293 | BT_DBG(""); | |
2294 | ||
06a63b19 JH |
2295 | memset(&rp, 0, sizeof(rp)); |
2296 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2297 | rp.addr.type = cp->addr.type; | |
2298 | ||
4ee71b20 | 2299 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
2300 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2301 | MGMT_STATUS_INVALID_PARAMS, | |
2302 | &rp, sizeof(rp)); | |
4ee71b20 | 2303 | |
09fd0de5 | 2304 | hci_dev_lock(hdev); |
8962ee74 JH |
2305 | |
2306 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
2a1afb5a JH |
2307 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2308 | MGMT_STATUS_NOT_POWERED, &rp, | |
2309 | sizeof(rp)); | |
8962ee74 JH |
2310 | goto failed; |
2311 | } | |
2312 | ||
333ae95d | 2313 | if (pending_find(MGMT_OP_DISCONNECT, hdev)) { |
2a1afb5a JH |
2314 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2315 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2316 | goto failed; |
2317 | } | |
2318 | ||
591f47f3 | 2319 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2320 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2321 | &cp->addr.bdaddr); | |
88c3df13 | 2322 | else |
9d4c1cc1 JH |
2323 | conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr, |
2324 | le_addr_type(cp->addr.type)); | |
365227e5 | 2325 | |
f960727e | 2326 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
2a1afb5a JH |
2327 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2328 | MGMT_STATUS_NOT_CONNECTED, &rp, | |
2329 | sizeof(rp)); | |
8962ee74 JH |
2330 | goto failed; |
2331 | } | |
2332 | ||
2e58ef3e | 2333 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2334 | if (!cmd) { |
2335 | err = -ENOMEM; | |
8962ee74 | 2336 | goto failed; |
366a0336 | 2337 | } |
8962ee74 | 2338 | |
f5818c22 JH |
2339 | cmd->cmd_complete = generic_cmd_complete; |
2340 | ||
e3f2f92a | 2341 | err = hci_disconnect(conn, HCI_ERROR_REMOTE_USER_TERM); |
8962ee74 | 2342 | if (err < 0) |
a664b5bc | 2343 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2344 | |
2345 | failed: | |
09fd0de5 | 2346 | hci_dev_unlock(hdev); |
8962ee74 JH |
2347 | return err; |
2348 | } | |
2349 | ||
57c1477c | 2350 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2351 | { |
2352 | switch (link_type) { | |
2353 | case LE_LINK: | |
48264f06 JH |
2354 | switch (addr_type) { |
2355 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2356 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2357 | |
48264f06 | 2358 | default: |
0ed09148 | 2359 | /* Fallback to LE Random address type */ |
591f47f3 | 2360 | return BDADDR_LE_RANDOM; |
48264f06 | 2361 | } |
0ed09148 | 2362 | |
4c659c39 | 2363 | default: |
0ed09148 | 2364 | /* Fallback to BR/EDR type */ |
591f47f3 | 2365 | return BDADDR_BREDR; |
4c659c39 JH |
2366 | } |
2367 | } | |
2368 | ||
04124681 GP |
2369 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2370 | u16 data_len) | |
2784eb41 | 2371 | { |
2784eb41 | 2372 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2373 | struct hci_conn *c; |
a38528f1 | 2374 | size_t rp_len; |
60fc5fb6 JH |
2375 | int err; |
2376 | u16 i; | |
2784eb41 JH |
2377 | |
2378 | BT_DBG(""); | |
2379 | ||
09fd0de5 | 2380 | hci_dev_lock(hdev); |
2784eb41 | 2381 | |
5f97c1df | 2382 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
2383 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
2384 | MGMT_STATUS_NOT_POWERED); | |
5f97c1df JH |
2385 | goto unlock; |
2386 | } | |
2387 | ||
60fc5fb6 | 2388 | i = 0; |
b644ba33 JH |
2389 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2390 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2391 | i++; |
2784eb41 JH |
2392 | } |
2393 | ||
60fc5fb6 | 2394 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2395 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2396 | if (!rp) { |
2784eb41 JH |
2397 | err = -ENOMEM; |
2398 | goto unlock; | |
2399 | } | |
2400 | ||
2784eb41 | 2401 | i = 0; |
4c659c39 | 2402 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2403 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2404 | continue; | |
4c659c39 | 2405 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2406 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2407 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2408 | continue; |
2409 | i++; | |
2410 | } | |
2411 | ||
eb55ef07 | 2412 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2413 | |
4c659c39 JH |
2414 | /* Recalculate length in case of filtered SCO connections, etc */ |
2415 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2416 | |
2a1afb5a JH |
2417 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
2418 | rp_len); | |
2784eb41 | 2419 | |
a38528f1 | 2420 | kfree(rp); |
5f97c1df JH |
2421 | |
2422 | unlock: | |
09fd0de5 | 2423 | hci_dev_unlock(hdev); |
2784eb41 JH |
2424 | return err; |
2425 | } | |
2426 | ||
bdb6d971 | 2427 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2428 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 | 2429 | { |
3b0602cd | 2430 | struct mgmt_pending_cmd *cmd; |
96d97a67 WR |
2431 | int err; |
2432 | ||
2e58ef3e | 2433 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2434 | sizeof(*cp)); |
96d97a67 WR |
2435 | if (!cmd) |
2436 | return -ENOMEM; | |
2437 | ||
d8457698 | 2438 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2439 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2440 | if (err < 0) |
2441 | mgmt_pending_remove(cmd); | |
2442 | ||
2443 | return err; | |
2444 | } | |
2445 | ||
bdb6d971 | 2446 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2447 | u16 len) |
980e1a53 | 2448 | { |
96d97a67 | 2449 | struct hci_conn *conn; |
650f726d | 2450 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2451 | struct hci_cp_pin_code_reply reply; |
3b0602cd | 2452 | struct mgmt_pending_cmd *cmd; |
980e1a53 JH |
2453 | int err; |
2454 | ||
2455 | BT_DBG(""); | |
2456 | ||
09fd0de5 | 2457 | hci_dev_lock(hdev); |
980e1a53 | 2458 | |
4b34ee78 | 2459 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
2460 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
2461 | MGMT_STATUS_NOT_POWERED); | |
980e1a53 JH |
2462 | goto failed; |
2463 | } | |
2464 | ||
d8457698 | 2465 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2466 | if (!conn) { |
a69e8375 JH |
2467 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
2468 | MGMT_STATUS_NOT_CONNECTED); | |
96d97a67 WR |
2469 | goto failed; |
2470 | } | |
2471 | ||
2472 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2473 | struct mgmt_cp_pin_code_neg_reply ncp; |
2474 | ||
2475 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2476 | |
2477 | BT_ERR("PIN code is not 16 bytes long"); | |
2478 | ||
bdb6d971 | 2479 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2480 | if (err >= 0) |
a69e8375 JH |
2481 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
2482 | MGMT_STATUS_INVALID_PARAMS); | |
96d97a67 WR |
2483 | |
2484 | goto failed; | |
2485 | } | |
2486 | ||
00abfe44 | 2487 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2488 | if (!cmd) { |
2489 | err = -ENOMEM; | |
980e1a53 | 2490 | goto failed; |
366a0336 | 2491 | } |
980e1a53 | 2492 | |
7776d1d8 JH |
2493 | cmd->cmd_complete = addr_cmd_complete; |
2494 | ||
d8457698 | 2495 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 2496 | reply.pin_len = cp->pin_len; |
24718ca5 | 2497 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
2498 | |
2499 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
2500 | if (err < 0) | |
a664b5bc | 2501 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2502 | |
2503 | failed: | |
09fd0de5 | 2504 | hci_dev_unlock(hdev); |
980e1a53 JH |
2505 | return err; |
2506 | } | |
2507 | ||
04124681 GP |
2508 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
2509 | u16 len) | |
17fa4b9d | 2510 | { |
650f726d | 2511 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
2512 | |
2513 | BT_DBG(""); | |
2514 | ||
4ec86d4c | 2515 | if (cp->io_capability > SMP_IO_KEYBOARD_DISPLAY) |
2a1afb5a JH |
2516 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, |
2517 | MGMT_STATUS_INVALID_PARAMS, NULL, 0); | |
4ec86d4c | 2518 | |
09fd0de5 | 2519 | hci_dev_lock(hdev); |
17fa4b9d JH |
2520 | |
2521 | hdev->io_capability = cp->io_capability; | |
2522 | ||
2523 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 2524 | hdev->io_capability); |
17fa4b9d | 2525 | |
09fd0de5 | 2526 | hci_dev_unlock(hdev); |
17fa4b9d | 2527 | |
2a1afb5a JH |
2528 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, |
2529 | NULL, 0); | |
17fa4b9d JH |
2530 | } |
2531 | ||
3b0602cd | 2532 | static struct mgmt_pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
2533 | { |
2534 | struct hci_dev *hdev = conn->hdev; | |
3b0602cd | 2535 | struct mgmt_pending_cmd *cmd; |
e9a416b5 | 2536 | |
2e58ef3e | 2537 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
2538 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
2539 | continue; | |
2540 | ||
e9a416b5 JH |
2541 | if (cmd->user_data != conn) |
2542 | continue; | |
2543 | ||
2544 | return cmd; | |
2545 | } | |
2546 | ||
2547 | return NULL; | |
2548 | } | |
2549 | ||
3b0602cd | 2550 | static int pairing_complete(struct mgmt_pending_cmd *cmd, u8 status) |
e9a416b5 JH |
2551 | { |
2552 | struct mgmt_rp_pair_device rp; | |
2553 | struct hci_conn *conn = cmd->user_data; | |
9df74653 | 2554 | int err; |
e9a416b5 | 2555 | |
61b1a7fb JH |
2556 | bacpy(&rp.addr.bdaddr, &conn->dst); |
2557 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
e9a416b5 | 2558 | |
2a1afb5a JH |
2559 | err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, |
2560 | status, &rp, sizeof(rp)); | |
e9a416b5 JH |
2561 | |
2562 | /* So we don't get further callbacks for this connection */ | |
2563 | conn->connect_cfm_cb = NULL; | |
2564 | conn->security_cfm_cb = NULL; | |
2565 | conn->disconn_cfm_cb = NULL; | |
2566 | ||
76a68ba0 | 2567 | hci_conn_drop(conn); |
89cbb063 AA |
2568 | |
2569 | /* The device is paired so there is no need to remove | |
2570 | * its connection parameters anymore. | |
2571 | */ | |
2572 | clear_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); | |
15013aeb JH |
2573 | |
2574 | hci_conn_put(conn); | |
9df74653 JH |
2575 | |
2576 | return err; | |
e9a416b5 JH |
2577 | } |
2578 | ||
f4a407be JH |
2579 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
2580 | { | |
2581 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; | |
3b0602cd | 2582 | struct mgmt_pending_cmd *cmd; |
f4a407be JH |
2583 | |
2584 | cmd = find_pairing(conn); | |
a511b35b | 2585 | if (cmd) { |
04ab2749 | 2586 | cmd->cmd_complete(cmd, status); |
a511b35b JH |
2587 | mgmt_pending_remove(cmd); |
2588 | } | |
f4a407be JH |
2589 | } |
2590 | ||
e9a416b5 JH |
2591 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
2592 | { | |
3b0602cd | 2593 | struct mgmt_pending_cmd *cmd; |
e9a416b5 JH |
2594 | |
2595 | BT_DBG("status %u", status); | |
2596 | ||
2597 | cmd = find_pairing(conn); | |
a511b35b | 2598 | if (!cmd) { |
e9a416b5 | 2599 | BT_DBG("Unable to find a pending command"); |
a511b35b JH |
2600 | return; |
2601 | } | |
2602 | ||
2603 | cmd->cmd_complete(cmd, mgmt_status(status)); | |
2604 | mgmt_pending_remove(cmd); | |
e9a416b5 JH |
2605 | } |
2606 | ||
f4a407be | 2607 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
4c47d739 | 2608 | { |
3b0602cd | 2609 | struct mgmt_pending_cmd *cmd; |
4c47d739 VA |
2610 | |
2611 | BT_DBG("status %u", status); | |
2612 | ||
2613 | if (!status) | |
2614 | return; | |
2615 | ||
2616 | cmd = find_pairing(conn); | |
a511b35b | 2617 | if (!cmd) { |
4c47d739 | 2618 | BT_DBG("Unable to find a pending command"); |
a511b35b JH |
2619 | return; |
2620 | } | |
2621 | ||
2622 | cmd->cmd_complete(cmd, mgmt_status(status)); | |
2623 | mgmt_pending_remove(cmd); | |
4c47d739 VA |
2624 | } |
2625 | ||
bdb6d971 | 2626 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2627 | u16 len) |
e9a416b5 | 2628 | { |
650f726d | 2629 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 2630 | struct mgmt_rp_pair_device rp; |
3b0602cd | 2631 | struct mgmt_pending_cmd *cmd; |
e9a416b5 JH |
2632 | u8 sec_level, auth_type; |
2633 | struct hci_conn *conn; | |
e9a416b5 JH |
2634 | int err; |
2635 | ||
2636 | BT_DBG(""); | |
2637 | ||
f950a30e SJ |
2638 | memset(&rp, 0, sizeof(rp)); |
2639 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2640 | rp.addr.type = cp->addr.type; | |
2641 | ||
4ee71b20 | 2642 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
2643 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2644 | MGMT_STATUS_INVALID_PARAMS, | |
2645 | &rp, sizeof(rp)); | |
4ee71b20 | 2646 | |
4ec86d4c | 2647 | if (cp->io_cap > SMP_IO_KEYBOARD_DISPLAY) |
2a1afb5a JH |
2648 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2649 | MGMT_STATUS_INVALID_PARAMS, | |
2650 | &rp, sizeof(rp)); | |
4ec86d4c | 2651 | |
09fd0de5 | 2652 | hci_dev_lock(hdev); |
e9a416b5 | 2653 | |
5f97c1df | 2654 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
2655 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2656 | MGMT_STATUS_NOT_POWERED, &rp, | |
2657 | sizeof(rp)); | |
5f97c1df JH |
2658 | goto unlock; |
2659 | } | |
2660 | ||
55e76b38 JH |
2661 | if (hci_bdaddr_is_paired(hdev, &cp->addr.bdaddr, cp->addr.type)) { |
2662 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
2663 | MGMT_STATUS_ALREADY_PAIRED, &rp, | |
2664 | sizeof(rp)); | |
2665 | goto unlock; | |
2666 | } | |
2667 | ||
c908df36 | 2668 | sec_level = BT_SECURITY_MEDIUM; |
6fd6b915 | 2669 | auth_type = HCI_AT_DEDICATED_BONDING; |
e9a416b5 | 2670 | |
6f77d8c7 | 2671 | if (cp->addr.type == BDADDR_BREDR) { |
04a6c589 AG |
2672 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
2673 | auth_type); | |
6f77d8c7 | 2674 | } else { |
85813a7e | 2675 | u8 addr_type = le_addr_type(cp->addr.type); |
5157b8a5 | 2676 | struct hci_conn_params *p; |
6f77d8c7 | 2677 | |
7c264b10 MH |
2678 | /* When pairing a new device, it is expected to remember |
2679 | * this device for future connections. Adding the connection | |
2680 | * parameter information ahead of time allows tracking | |
2681 | * of the slave preferred values and will speed up any | |
2682 | * further connection establishment. | |
2683 | * | |
2684 | * If connection parameters already exist, then they | |
2685 | * will be kept and this function does nothing. | |
2686 | */ | |
5157b8a5 JP |
2687 | p = hci_conn_params_add(hdev, &cp->addr.bdaddr, addr_type); |
2688 | ||
2689 | if (p->auto_connect == HCI_AUTO_CONN_EXPLICIT) | |
2690 | p->auto_connect = HCI_AUTO_CONN_DISABLED; | |
7c264b10 | 2691 | |
fa142220 JP |
2692 | conn = hci_connect_le_scan(hdev, &cp->addr.bdaddr, |
2693 | addr_type, sec_level, | |
0ad06aa6 | 2694 | HCI_LE_CONN_TIMEOUT); |
6f77d8c7 | 2695 | } |
7a512d01 | 2696 | |
30e76272 | 2697 | if (IS_ERR(conn)) { |
489dc48e AK |
2698 | int status; |
2699 | ||
2700 | if (PTR_ERR(conn) == -EBUSY) | |
2701 | status = MGMT_STATUS_BUSY; | |
faa81030 LR |
2702 | else if (PTR_ERR(conn) == -EOPNOTSUPP) |
2703 | status = MGMT_STATUS_NOT_SUPPORTED; | |
2704 | else if (PTR_ERR(conn) == -ECONNREFUSED) | |
2705 | status = MGMT_STATUS_REJECTED; | |
489dc48e AK |
2706 | else |
2707 | status = MGMT_STATUS_CONNECT_FAILED; | |
2708 | ||
2a1afb5a JH |
2709 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2710 | status, &rp, sizeof(rp)); | |
e9a416b5 JH |
2711 | goto unlock; |
2712 | } | |
2713 | ||
2714 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 2715 | hci_conn_drop(conn); |
2a1afb5a JH |
2716 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2717 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
e9a416b5 JH |
2718 | goto unlock; |
2719 | } | |
2720 | ||
2e58ef3e | 2721 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
2722 | if (!cmd) { |
2723 | err = -ENOMEM; | |
76a68ba0 | 2724 | hci_conn_drop(conn); |
e9a416b5 JH |
2725 | goto unlock; |
2726 | } | |
2727 | ||
04ab2749 JH |
2728 | cmd->cmd_complete = pairing_complete; |
2729 | ||
7a512d01 | 2730 | /* For LE, just connecting isn't a proof that the pairing finished */ |
f4a407be | 2731 | if (cp->addr.type == BDADDR_BREDR) { |
7a512d01 | 2732 | conn->connect_cfm_cb = pairing_complete_cb; |
f4a407be JH |
2733 | conn->security_cfm_cb = pairing_complete_cb; |
2734 | conn->disconn_cfm_cb = pairing_complete_cb; | |
2735 | } else { | |
2736 | conn->connect_cfm_cb = le_pairing_complete_cb; | |
2737 | conn->security_cfm_cb = le_pairing_complete_cb; | |
2738 | conn->disconn_cfm_cb = le_pairing_complete_cb; | |
2739 | } | |
7a512d01 | 2740 | |
e9a416b5 | 2741 | conn->io_capability = cp->io_cap; |
f8aaf9b6 | 2742 | cmd->user_data = hci_conn_get(conn); |
e9a416b5 | 2743 | |
6f78fd4b | 2744 | if ((conn->state == BT_CONNECTED || conn->state == BT_CONFIG) && |
a511b35b JH |
2745 | hci_conn_security(conn, sec_level, auth_type, true)) { |
2746 | cmd->cmd_complete(cmd, 0); | |
2747 | mgmt_pending_remove(cmd); | |
2748 | } | |
e9a416b5 JH |
2749 | |
2750 | err = 0; | |
2751 | ||
2752 | unlock: | |
09fd0de5 | 2753 | hci_dev_unlock(hdev); |
e9a416b5 JH |
2754 | return err; |
2755 | } | |
2756 | ||
04124681 GP |
2757 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
2758 | u16 len) | |
28424707 | 2759 | { |
0f4e68cf | 2760 | struct mgmt_addr_info *addr = data; |
3b0602cd | 2761 | struct mgmt_pending_cmd *cmd; |
28424707 JH |
2762 | struct hci_conn *conn; |
2763 | int err; | |
2764 | ||
2765 | BT_DBG(""); | |
2766 | ||
28424707 JH |
2767 | hci_dev_lock(hdev); |
2768 | ||
5f97c1df | 2769 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
2770 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
2771 | MGMT_STATUS_NOT_POWERED); | |
5f97c1df JH |
2772 | goto unlock; |
2773 | } | |
2774 | ||
333ae95d | 2775 | cmd = pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
28424707 | 2776 | if (!cmd) { |
a69e8375 JH |
2777 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
2778 | MGMT_STATUS_INVALID_PARAMS); | |
28424707 JH |
2779 | goto unlock; |
2780 | } | |
2781 | ||
2782 | conn = cmd->user_data; | |
2783 | ||
2784 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
a69e8375 JH |
2785 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
2786 | MGMT_STATUS_INVALID_PARAMS); | |
28424707 JH |
2787 | goto unlock; |
2788 | } | |
2789 | ||
a511b35b JH |
2790 | cmd->cmd_complete(cmd, MGMT_STATUS_CANCELLED); |
2791 | mgmt_pending_remove(cmd); | |
28424707 | 2792 | |
2a1afb5a JH |
2793 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
2794 | addr, sizeof(*addr)); | |
28424707 JH |
2795 | unlock: |
2796 | hci_dev_unlock(hdev); | |
28424707 JH |
2797 | return err; |
2798 | } | |
2799 | ||
bdb6d971 | 2800 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 2801 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 2802 | u16 hci_op, __le32 passkey) |
a5c29683 | 2803 | { |
3b0602cd | 2804 | struct mgmt_pending_cmd *cmd; |
0df4c185 | 2805 | struct hci_conn *conn; |
a5c29683 JH |
2806 | int err; |
2807 | ||
09fd0de5 | 2808 | hci_dev_lock(hdev); |
08ba5382 | 2809 | |
4b34ee78 | 2810 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
2811 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
2812 | MGMT_STATUS_NOT_POWERED, addr, | |
2813 | sizeof(*addr)); | |
0df4c185 | 2814 | goto done; |
a5c29683 JH |
2815 | } |
2816 | ||
1707c60e JH |
2817 | if (addr->type == BDADDR_BREDR) |
2818 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 2819 | else |
9d4c1cc1 JH |
2820 | conn = hci_conn_hash_lookup_le(hdev, &addr->bdaddr, |
2821 | le_addr_type(addr->type)); | |
272d90df JH |
2822 | |
2823 | if (!conn) { | |
2a1afb5a JH |
2824 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
2825 | MGMT_STATUS_NOT_CONNECTED, addr, | |
2826 | sizeof(*addr)); | |
272d90df JH |
2827 | goto done; |
2828 | } | |
47c15e2b | 2829 | |
1707c60e | 2830 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
5fe57d9e | 2831 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
5fe57d9e | 2832 | if (!err) |
2a1afb5a JH |
2833 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
2834 | MGMT_STATUS_SUCCESS, addr, | |
2835 | sizeof(*addr)); | |
5fe57d9e | 2836 | else |
2a1afb5a JH |
2837 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
2838 | MGMT_STATUS_FAILED, addr, | |
2839 | sizeof(*addr)); | |
47c15e2b | 2840 | |
47c15e2b BG |
2841 | goto done; |
2842 | } | |
2843 | ||
1707c60e | 2844 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
2845 | if (!cmd) { |
2846 | err = -ENOMEM; | |
0df4c185 | 2847 | goto done; |
a5c29683 JH |
2848 | } |
2849 | ||
7776d1d8 JH |
2850 | cmd->cmd_complete = addr_cmd_complete; |
2851 | ||
0df4c185 | 2852 | /* Continue with pairing via HCI */ |
604086b7 BG |
2853 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
2854 | struct hci_cp_user_passkey_reply cp; | |
2855 | ||
1707c60e | 2856 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
2857 | cp.passkey = passkey; |
2858 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
2859 | } else | |
1707c60e JH |
2860 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
2861 | &addr->bdaddr); | |
604086b7 | 2862 | |
a664b5bc JH |
2863 | if (err < 0) |
2864 | mgmt_pending_remove(cmd); | |
a5c29683 | 2865 | |
0df4c185 | 2866 | done: |
09fd0de5 | 2867 | hci_dev_unlock(hdev); |
a5c29683 JH |
2868 | return err; |
2869 | } | |
2870 | ||
afeb019d JK |
2871 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
2872 | void *data, u16 len) | |
2873 | { | |
2874 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
2875 | ||
2876 | BT_DBG(""); | |
2877 | ||
1707c60e | 2878 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
2879 | MGMT_OP_PIN_CODE_NEG_REPLY, |
2880 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
2881 | } | |
2882 | ||
04124681 GP |
2883 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
2884 | u16 len) | |
0df4c185 | 2885 | { |
650f726d | 2886 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
2887 | |
2888 | BT_DBG(""); | |
2889 | ||
2890 | if (len != sizeof(*cp)) | |
a69e8375 JH |
2891 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
2892 | MGMT_STATUS_INVALID_PARAMS); | |
0df4c185 | 2893 | |
1707c60e | 2894 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2895 | MGMT_OP_USER_CONFIRM_REPLY, |
2896 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
2897 | } |
2898 | ||
bdb6d971 | 2899 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2900 | void *data, u16 len) |
0df4c185 | 2901 | { |
c9c2659f | 2902 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
2903 | |
2904 | BT_DBG(""); | |
2905 | ||
1707c60e | 2906 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2907 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
2908 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
2909 | } |
2910 | ||
04124681 GP |
2911 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
2912 | u16 len) | |
604086b7 | 2913 | { |
650f726d | 2914 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
2915 | |
2916 | BT_DBG(""); | |
2917 | ||
1707c60e | 2918 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2919 | MGMT_OP_USER_PASSKEY_REPLY, |
2920 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
2921 | } |
2922 | ||
bdb6d971 | 2923 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2924 | void *data, u16 len) |
604086b7 | 2925 | { |
650f726d | 2926 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
2927 | |
2928 | BT_DBG(""); | |
2929 | ||
1707c60e | 2930 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2931 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
2932 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
2933 | } |
2934 | ||
1904a853 | 2935 | static void set_name_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
13928971 JH |
2936 | { |
2937 | struct mgmt_cp_set_local_name *cp; | |
3b0602cd | 2938 | struct mgmt_pending_cmd *cmd; |
13928971 JH |
2939 | |
2940 | BT_DBG("status 0x%02x", status); | |
2941 | ||
2942 | hci_dev_lock(hdev); | |
2943 | ||
333ae95d | 2944 | cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
2945 | if (!cmd) |
2946 | goto unlock; | |
2947 | ||
2948 | cp = cmd->param; | |
2949 | ||
2950 | if (status) | |
a69e8375 JH |
2951 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, |
2952 | mgmt_status(status)); | |
13928971 | 2953 | else |
2a1afb5a JH |
2954 | mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
2955 | cp, sizeof(*cp)); | |
13928971 JH |
2956 | |
2957 | mgmt_pending_remove(cmd); | |
2958 | ||
2959 | unlock: | |
2960 | hci_dev_unlock(hdev); | |
2961 | } | |
2962 | ||
bdb6d971 | 2963 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2964 | u16 len) |
b312b161 | 2965 | { |
2b4bf397 | 2966 | struct mgmt_cp_set_local_name *cp = data; |
3b0602cd | 2967 | struct mgmt_pending_cmd *cmd; |
890ea898 | 2968 | struct hci_request req; |
b312b161 JH |
2969 | int err; |
2970 | ||
2971 | BT_DBG(""); | |
2972 | ||
09fd0de5 | 2973 | hci_dev_lock(hdev); |
b312b161 | 2974 | |
b3f2ca94 JH |
2975 | /* If the old values are the same as the new ones just return a |
2976 | * direct command complete event. | |
2977 | */ | |
2978 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
2979 | !memcmp(hdev->short_name, cp->short_name, | |
2980 | sizeof(hdev->short_name))) { | |
2a1afb5a JH |
2981 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
2982 | data, len); | |
b3f2ca94 JH |
2983 | goto failed; |
2984 | } | |
2985 | ||
2b4bf397 | 2986 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 2987 | |
b5235a65 | 2988 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 2989 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde | 2990 | |
2a1afb5a JH |
2991 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
2992 | data, len); | |
28cc7bde JH |
2993 | if (err < 0) |
2994 | goto failed; | |
2995 | ||
f6b7712e MH |
2996 | err = mgmt_generic_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, |
2997 | data, len, sk); | |
28cc7bde | 2998 | |
b5235a65 JH |
2999 | goto failed; |
3000 | } | |
3001 | ||
28cc7bde | 3002 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3003 | if (!cmd) { |
3004 | err = -ENOMEM; | |
3005 | goto failed; | |
3006 | } | |
3007 | ||
13928971 JH |
3008 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3009 | ||
890ea898 | 3010 | hci_req_init(&req, hdev); |
3f985050 JH |
3011 | |
3012 | if (lmp_bredr_capable(hdev)) { | |
00cf5040 | 3013 | __hci_req_update_name(&req); |
b1a8917c | 3014 | __hci_req_update_eir(&req); |
3f985050 JH |
3015 | } |
3016 | ||
7a5f4990 MH |
3017 | /* The name is stored in the scan response data and so |
3018 | * no need to udpate the advertising data here. | |
3019 | */ | |
3f985050 | 3020 | if (lmp_le_capable(hdev)) |
cab054ab | 3021 | __hci_req_update_scan_rsp_data(&req, hdev->cur_adv_instance); |
3f985050 | 3022 | |
13928971 | 3023 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3024 | if (err < 0) |
3025 | mgmt_pending_remove(cmd); | |
3026 | ||
3027 | failed: | |
09fd0de5 | 3028 | hci_dev_unlock(hdev); |
b312b161 JH |
3029 | return err; |
3030 | } | |
3031 | ||
1b9441f8 JH |
3032 | static void read_local_oob_data_complete(struct hci_dev *hdev, u8 status, |
3033 | u16 opcode, struct sk_buff *skb) | |
3034 | { | |
3035 | struct mgmt_rp_read_local_oob_data mgmt_rp; | |
3036 | size_t rp_size = sizeof(mgmt_rp); | |
3037 | struct mgmt_pending_cmd *cmd; | |
3038 | ||
3039 | BT_DBG("%s status %u", hdev->name, status); | |
3040 | ||
3041 | cmd = pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); | |
3042 | if (!cmd) | |
3043 | return; | |
3044 | ||
3045 | if (status || !skb) { | |
3046 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, | |
3047 | status ? mgmt_status(status) : MGMT_STATUS_FAILED); | |
3048 | goto remove; | |
3049 | } | |
3050 | ||
3051 | memset(&mgmt_rp, 0, sizeof(mgmt_rp)); | |
3052 | ||
3053 | if (opcode == HCI_OP_READ_LOCAL_OOB_DATA) { | |
3054 | struct hci_rp_read_local_oob_data *rp = (void *) skb->data; | |
3055 | ||
3056 | if (skb->len < sizeof(*rp)) { | |
3057 | mgmt_cmd_status(cmd->sk, hdev->id, | |
3058 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
3059 | MGMT_STATUS_FAILED); | |
3060 | goto remove; | |
3061 | } | |
3062 | ||
3063 | memcpy(mgmt_rp.hash192, rp->hash, sizeof(rp->hash)); | |
3064 | memcpy(mgmt_rp.rand192, rp->rand, sizeof(rp->rand)); | |
3065 | ||
3066 | rp_size -= sizeof(mgmt_rp.hash256) + sizeof(mgmt_rp.rand256); | |
3067 | } else { | |
3068 | struct hci_rp_read_local_oob_ext_data *rp = (void *) skb->data; | |
3069 | ||
3070 | if (skb->len < sizeof(*rp)) { | |
3071 | mgmt_cmd_status(cmd->sk, hdev->id, | |
3072 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
3073 | MGMT_STATUS_FAILED); | |
3074 | goto remove; | |
3075 | } | |
3076 | ||
3077 | memcpy(mgmt_rp.hash192, rp->hash192, sizeof(rp->hash192)); | |
3078 | memcpy(mgmt_rp.rand192, rp->rand192, sizeof(rp->rand192)); | |
3079 | ||
3080 | memcpy(mgmt_rp.hash256, rp->hash256, sizeof(rp->hash256)); | |
3081 | memcpy(mgmt_rp.rand256, rp->rand256, sizeof(rp->rand256)); | |
3082 | } | |
3083 | ||
3084 | mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, | |
3085 | MGMT_STATUS_SUCCESS, &mgmt_rp, rp_size); | |
3086 | ||
3087 | remove: | |
3088 | mgmt_pending_remove(cmd); | |
3089 | } | |
3090 | ||
0f4e68cf | 3091 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3092 | void *data, u16 data_len) |
c35938b2 | 3093 | { |
3b0602cd | 3094 | struct mgmt_pending_cmd *cmd; |
1b9441f8 | 3095 | struct hci_request req; |
c35938b2 SJ |
3096 | int err; |
3097 | ||
bdb6d971 | 3098 | BT_DBG("%s", hdev->name); |
c35938b2 | 3099 | |
09fd0de5 | 3100 | hci_dev_lock(hdev); |
c35938b2 | 3101 | |
4b34ee78 | 3102 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
3103 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
3104 | MGMT_STATUS_NOT_POWERED); | |
c35938b2 SJ |
3105 | goto unlock; |
3106 | } | |
3107 | ||
9a1a1996 | 3108 | if (!lmp_ssp_capable(hdev)) { |
a69e8375 JH |
3109 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
3110 | MGMT_STATUS_NOT_SUPPORTED); | |
c35938b2 SJ |
3111 | goto unlock; |
3112 | } | |
3113 | ||
333ae95d | 3114 | if (pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
a69e8375 JH |
3115 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
3116 | MGMT_STATUS_BUSY); | |
c35938b2 SJ |
3117 | goto unlock; |
3118 | } | |
3119 | ||
2e58ef3e | 3120 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3121 | if (!cmd) { |
3122 | err = -ENOMEM; | |
3123 | goto unlock; | |
3124 | } | |
3125 | ||
1b9441f8 JH |
3126 | hci_req_init(&req, hdev); |
3127 | ||
710f11c0 | 3128 | if (bredr_sc_enabled(hdev)) |
1b9441f8 | 3129 | hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_EXT_DATA, 0, NULL); |
4d2d2796 | 3130 | else |
1b9441f8 | 3131 | hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); |
4d2d2796 | 3132 | |
1b9441f8 | 3133 | err = hci_req_run_skb(&req, read_local_oob_data_complete); |
c35938b2 SJ |
3134 | if (err < 0) |
3135 | mgmt_pending_remove(cmd); | |
3136 | ||
3137 | unlock: | |
09fd0de5 | 3138 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3139 | return err; |
3140 | } | |
3141 | ||
bdb6d971 | 3142 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3143 | void *data, u16 len) |
2763eda6 | 3144 | { |
5d57e796 | 3145 | struct mgmt_addr_info *addr = data; |
2763eda6 SJ |
3146 | int err; |
3147 | ||
bdb6d971 | 3148 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3149 | |
5d57e796 | 3150 | if (!bdaddr_type_is_valid(addr->type)) |
2a1afb5a JH |
3151 | return mgmt_cmd_complete(sk, hdev->id, |
3152 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3153 | MGMT_STATUS_INVALID_PARAMS, | |
3154 | addr, sizeof(*addr)); | |
5d57e796 | 3155 | |
09fd0de5 | 3156 | hci_dev_lock(hdev); |
2763eda6 | 3157 | |
ec109113 MH |
3158 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
3159 | struct mgmt_cp_add_remote_oob_data *cp = data; | |
3160 | u8 status; | |
bf1e3541 | 3161 | |
c19a495c | 3162 | if (cp->addr.type != BDADDR_BREDR) { |
2a1afb5a JH |
3163 | err = mgmt_cmd_complete(sk, hdev->id, |
3164 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3165 | MGMT_STATUS_INVALID_PARAMS, | |
3166 | &cp->addr, sizeof(cp->addr)); | |
c19a495c JH |
3167 | goto unlock; |
3168 | } | |
3169 | ||
ec109113 | 3170 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
6928a924 JH |
3171 | cp->addr.type, cp->hash, |
3172 | cp->rand, NULL, NULL); | |
ec109113 MH |
3173 | if (err < 0) |
3174 | status = MGMT_STATUS_FAILED; | |
3175 | else | |
3176 | status = MGMT_STATUS_SUCCESS; | |
3177 | ||
2a1afb5a JH |
3178 | err = mgmt_cmd_complete(sk, hdev->id, |
3179 | MGMT_OP_ADD_REMOTE_OOB_DATA, status, | |
3180 | &cp->addr, sizeof(cp->addr)); | |
ec109113 MH |
3181 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { |
3182 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; | |
41bcfd50 | 3183 | u8 *rand192, *hash192, *rand256, *hash256; |
ec109113 MH |
3184 | u8 status; |
3185 | ||
86df9200 | 3186 | if (bdaddr_type_is_le(cp->addr.type)) { |
d25b78e2 JH |
3187 | /* Enforce zero-valued 192-bit parameters as |
3188 | * long as legacy SMP OOB isn't implemented. | |
3189 | */ | |
3190 | if (memcmp(cp->rand192, ZERO_KEY, 16) || | |
3191 | memcmp(cp->hash192, ZERO_KEY, 16)) { | |
2a1afb5a JH |
3192 | err = mgmt_cmd_complete(sk, hdev->id, |
3193 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3194 | MGMT_STATUS_INVALID_PARAMS, | |
3195 | addr, sizeof(*addr)); | |
d25b78e2 JH |
3196 | goto unlock; |
3197 | } | |
3198 | ||
86df9200 JH |
3199 | rand192 = NULL; |
3200 | hash192 = NULL; | |
3201 | } else { | |
41bcfd50 MH |
3202 | /* In case one of the P-192 values is set to zero, |
3203 | * then just disable OOB data for P-192. | |
3204 | */ | |
3205 | if (!memcmp(cp->rand192, ZERO_KEY, 16) || | |
3206 | !memcmp(cp->hash192, ZERO_KEY, 16)) { | |
3207 | rand192 = NULL; | |
3208 | hash192 = NULL; | |
3209 | } else { | |
3210 | rand192 = cp->rand192; | |
3211 | hash192 = cp->hash192; | |
3212 | } | |
3213 | } | |
3214 | ||
3215 | /* In case one of the P-256 values is set to zero, then just | |
3216 | * disable OOB data for P-256. | |
3217 | */ | |
3218 | if (!memcmp(cp->rand256, ZERO_KEY, 16) || | |
3219 | !memcmp(cp->hash256, ZERO_KEY, 16)) { | |
3220 | rand256 = NULL; | |
3221 | hash256 = NULL; | |
3222 | } else { | |
3223 | rand256 = cp->rand256; | |
3224 | hash256 = cp->hash256; | |
86df9200 JH |
3225 | } |
3226 | ||
81328d5c | 3227 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
86df9200 | 3228 | cp->addr.type, hash192, rand192, |
41bcfd50 | 3229 | hash256, rand256); |
ec109113 MH |
3230 | if (err < 0) |
3231 | status = MGMT_STATUS_FAILED; | |
3232 | else | |
3233 | status = MGMT_STATUS_SUCCESS; | |
3234 | ||
2a1afb5a JH |
3235 | err = mgmt_cmd_complete(sk, hdev->id, |
3236 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3237 | status, &cp->addr, sizeof(cp->addr)); | |
ec109113 MH |
3238 | } else { |
3239 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); | |
a69e8375 JH |
3240 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, |
3241 | MGMT_STATUS_INVALID_PARAMS); | |
ec109113 | 3242 | } |
2763eda6 | 3243 | |
c19a495c | 3244 | unlock: |
09fd0de5 | 3245 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3246 | return err; |
3247 | } | |
3248 | ||
bdb6d971 | 3249 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3250 | void *data, u16 len) |
2763eda6 | 3251 | { |
650f726d | 3252 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3253 | u8 status; |
2763eda6 SJ |
3254 | int err; |
3255 | ||
bdb6d971 | 3256 | BT_DBG("%s", hdev->name); |
2763eda6 | 3257 | |
c19a495c | 3258 | if (cp->addr.type != BDADDR_BREDR) |
2a1afb5a JH |
3259 | return mgmt_cmd_complete(sk, hdev->id, |
3260 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
3261 | MGMT_STATUS_INVALID_PARAMS, | |
3262 | &cp->addr, sizeof(cp->addr)); | |
c19a495c | 3263 | |
09fd0de5 | 3264 | hci_dev_lock(hdev); |
2763eda6 | 3265 | |
eedbd581 JH |
3266 | if (!bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { |
3267 | hci_remote_oob_data_clear(hdev); | |
3268 | status = MGMT_STATUS_SUCCESS; | |
3269 | goto done; | |
3270 | } | |
3271 | ||
6928a924 | 3272 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr, cp->addr.type); |
2763eda6 | 3273 | if (err < 0) |
bf1e3541 | 3274 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3275 | else |
a6785be2 | 3276 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3277 | |
eedbd581 | 3278 | done: |
2a1afb5a JH |
3279 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
3280 | status, &cp->addr, sizeof(cp->addr)); | |
2763eda6 | 3281 | |
09fd0de5 | 3282 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3283 | return err; |
3284 | } | |
3285 | ||
e68f072b | 3286 | void mgmt_start_discovery_complete(struct hci_dev *hdev, u8 status) |
7c307720 | 3287 | { |
3b0602cd | 3288 | struct mgmt_pending_cmd *cmd; |
ae55f598 | 3289 | |
7c307720 AG |
3290 | BT_DBG("status %d", status); |
3291 | ||
11e6e25d | 3292 | hci_dev_lock(hdev); |
41dc2bd6 | 3293 | |
333ae95d | 3294 | cmd = pending_find(MGMT_OP_START_DISCOVERY, hdev); |
66ea9427 | 3295 | if (!cmd) |
333ae95d | 3296 | cmd = pending_find(MGMT_OP_START_SERVICE_DISCOVERY, hdev); |
66ea9427 | 3297 | |
78b781ca JH |
3298 | if (!cmd) |
3299 | cmd = pending_find(MGMT_OP_START_LIMITED_DISCOVERY, hdev); | |
3300 | ||
11e6e25d | 3301 | if (cmd) { |
2922a94f | 3302 | cmd->cmd_complete(cmd, mgmt_status(status)); |
11e6e25d MH |
3303 | mgmt_pending_remove(cmd); |
3304 | } | |
7c307720 | 3305 | |
11e6e25d | 3306 | hci_dev_unlock(hdev); |
7c307720 AG |
3307 | } |
3308 | ||
591752af JH |
3309 | static bool discovery_type_is_valid(struct hci_dev *hdev, uint8_t type, |
3310 | uint8_t *mgmt_status) | |
3311 | { | |
3312 | switch (type) { | |
3313 | case DISCOV_TYPE_LE: | |
3314 | *mgmt_status = mgmt_le_support(hdev); | |
3315 | if (*mgmt_status) | |
3316 | return false; | |
3317 | break; | |
3318 | case DISCOV_TYPE_INTERLEAVED: | |
3319 | *mgmt_status = mgmt_le_support(hdev); | |
3320 | if (*mgmt_status) | |
3321 | return false; | |
3322 | /* Intentional fall-through */ | |
3323 | case DISCOV_TYPE_BREDR: | |
3324 | *mgmt_status = mgmt_bredr_support(hdev); | |
3325 | if (*mgmt_status) | |
3326 | return false; | |
3327 | break; | |
3328 | default: | |
3329 | *mgmt_status = MGMT_STATUS_INVALID_PARAMS; | |
3330 | return false; | |
3331 | } | |
3332 | ||
3333 | return true; | |
3334 | } | |
3335 | ||
78b781ca JH |
3336 | static int start_discovery_internal(struct sock *sk, struct hci_dev *hdev, |
3337 | u16 op, void *data, u16 len) | |
14a53664 | 3338 | { |
650f726d | 3339 | struct mgmt_cp_start_discovery *cp = data; |
3b0602cd | 3340 | struct mgmt_pending_cmd *cmd; |
8019044d | 3341 | u8 status; |
14a53664 JH |
3342 | int err; |
3343 | ||
bdb6d971 | 3344 | BT_DBG("%s", hdev->name); |
14a53664 | 3345 | |
09fd0de5 | 3346 | hci_dev_lock(hdev); |
14a53664 | 3347 | |
4b34ee78 | 3348 | if (!hdev_is_powered(hdev)) { |
78b781ca | 3349 | err = mgmt_cmd_complete(sk, hdev->id, op, |
2a1afb5a JH |
3350 | MGMT_STATUS_NOT_POWERED, |
3351 | &cp->type, sizeof(cp->type)); | |
bd2d1334 JH |
3352 | goto failed; |
3353 | } | |
3354 | ||
f5a969f2 | 3355 | if (hdev->discovery.state != DISCOVERY_STOPPED || |
d7a5a11d | 3356 | hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) { |
78b781ca JH |
3357 | err = mgmt_cmd_complete(sk, hdev->id, op, MGMT_STATUS_BUSY, |
3358 | &cp->type, sizeof(cp->type)); | |
642be6c7 AG |
3359 | goto failed; |
3360 | } | |
3361 | ||
591752af | 3362 | if (!discovery_type_is_valid(hdev, cp->type, &status)) { |
78b781ca JH |
3363 | err = mgmt_cmd_complete(sk, hdev->id, op, status, |
3364 | &cp->type, sizeof(cp->type)); | |
591752af JH |
3365 | goto failed; |
3366 | } | |
3367 | ||
22078800 MH |
3368 | /* Clear the discovery filter first to free any previously |
3369 | * allocated memory for the UUID list. | |
3370 | */ | |
3371 | hci_discovery_filter_clear(hdev); | |
3372 | ||
4aab14e5 | 3373 | hdev->discovery.type = cp->type; |
da25cf6a | 3374 | hdev->discovery.report_invalid_rssi = false; |
78b781ca JH |
3375 | if (op == MGMT_OP_START_LIMITED_DISCOVERY) |
3376 | hdev->discovery.limited = true; | |
3377 | else | |
3378 | hdev->discovery.limited = false; | |
4aab14e5 | 3379 | |
78b781ca | 3380 | cmd = mgmt_pending_add(sk, op, hdev, data, len); |
e68f072b JH |
3381 | if (!cmd) { |
3382 | err = -ENOMEM; | |
04106755 | 3383 | goto failed; |
f39799f5 | 3384 | } |
04106755 | 3385 | |
e68f072b | 3386 | cmd->cmd_complete = generic_cmd_complete; |
7c307720 | 3387 | |
f5a969f2 | 3388 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); |
e68f072b JH |
3389 | queue_work(hdev->req_workqueue, &hdev->discov_update); |
3390 | err = 0; | |
7c307720 | 3391 | |
14a53664 | 3392 | failed: |
09fd0de5 | 3393 | hci_dev_unlock(hdev); |
14a53664 JH |
3394 | return err; |
3395 | } | |
f39799f5 | 3396 | |
78b781ca JH |
3397 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
3398 | void *data, u16 len) | |
3399 | { | |
3400 | return start_discovery_internal(sk, hdev, MGMT_OP_START_DISCOVERY, | |
3401 | data, len); | |
3402 | } | |
3403 | ||
3404 | static int start_limited_discovery(struct sock *sk, struct hci_dev *hdev, | |
3405 | void *data, u16 len) | |
3406 | { | |
3407 | return start_discovery_internal(sk, hdev, | |
3408 | MGMT_OP_START_LIMITED_DISCOVERY, | |
3409 | data, len); | |
3410 | } | |
3411 | ||
3b0602cd JH |
3412 | static int service_discovery_cmd_complete(struct mgmt_pending_cmd *cmd, |
3413 | u8 status) | |
2922a94f | 3414 | { |
2a1afb5a JH |
3415 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
3416 | cmd->param, 1); | |
2922a94f | 3417 | } |
04106755 | 3418 | |
66ea9427 JP |
3419 | static int start_service_discovery(struct sock *sk, struct hci_dev *hdev, |
3420 | void *data, u16 len) | |
3421 | { | |
3422 | struct mgmt_cp_start_service_discovery *cp = data; | |
3b0602cd | 3423 | struct mgmt_pending_cmd *cmd; |
66ea9427 JP |
3424 | const u16 max_uuid_count = ((U16_MAX - sizeof(*cp)) / 16); |
3425 | u16 uuid_count, expected_len; | |
3426 | u8 status; | |
3427 | int err; | |
04106755 | 3428 | |
66ea9427 | 3429 | BT_DBG("%s", hdev->name); |
e8bb6b97 | 3430 | |
66ea9427 | 3431 | hci_dev_lock(hdev); |
7c307720 | 3432 | |
66ea9427 | 3433 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
3434 | err = mgmt_cmd_complete(sk, hdev->id, |
3435 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3436 | MGMT_STATUS_NOT_POWERED, | |
3437 | &cp->type, sizeof(cp->type)); | |
66ea9427 JP |
3438 | goto failed; |
3439 | } | |
7c307720 | 3440 | |
66ea9427 | 3441 | if (hdev->discovery.state != DISCOVERY_STOPPED || |
d7a5a11d | 3442 | hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) { |
2a1afb5a JH |
3443 | err = mgmt_cmd_complete(sk, hdev->id, |
3444 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3445 | MGMT_STATUS_BUSY, &cp->type, | |
3446 | sizeof(cp->type)); | |
66ea9427 JP |
3447 | goto failed; |
3448 | } | |
d9483943 | 3449 | |
66ea9427 JP |
3450 | uuid_count = __le16_to_cpu(cp->uuid_count); |
3451 | if (uuid_count > max_uuid_count) { | |
3452 | BT_ERR("service_discovery: too big uuid_count value %u", | |
3453 | uuid_count); | |
2a1afb5a JH |
3454 | err = mgmt_cmd_complete(sk, hdev->id, |
3455 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3456 | MGMT_STATUS_INVALID_PARAMS, &cp->type, | |
3457 | sizeof(cp->type)); | |
66ea9427 JP |
3458 | goto failed; |
3459 | } | |
3460 | ||
3461 | expected_len = sizeof(*cp) + uuid_count * 16; | |
3462 | if (expected_len != len) { | |
3463 | BT_ERR("service_discovery: expected %u bytes, got %u bytes", | |
3464 | expected_len, len); | |
2a1afb5a JH |
3465 | err = mgmt_cmd_complete(sk, hdev->id, |
3466 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3467 | MGMT_STATUS_INVALID_PARAMS, &cp->type, | |
3468 | sizeof(cp->type)); | |
66ea9427 JP |
3469 | goto failed; |
3470 | } | |
3471 | ||
591752af JH |
3472 | if (!discovery_type_is_valid(hdev, cp->type, &status)) { |
3473 | err = mgmt_cmd_complete(sk, hdev->id, | |
3474 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3475 | status, &cp->type, sizeof(cp->type)); | |
3476 | goto failed; | |
3477 | } | |
3478 | ||
66ea9427 | 3479 | cmd = mgmt_pending_add(sk, MGMT_OP_START_SERVICE_DISCOVERY, |
2922a94f | 3480 | hdev, data, len); |
66ea9427 JP |
3481 | if (!cmd) { |
3482 | err = -ENOMEM; | |
3483 | goto failed; | |
3484 | } | |
3485 | ||
2922a94f JH |
3486 | cmd->cmd_complete = service_discovery_cmd_complete; |
3487 | ||
22078800 MH |
3488 | /* Clear the discovery filter first to free any previously |
3489 | * allocated memory for the UUID list. | |
3490 | */ | |
3491 | hci_discovery_filter_clear(hdev); | |
3492 | ||
82f8b651 | 3493 | hdev->discovery.result_filtering = true; |
66ea9427 JP |
3494 | hdev->discovery.type = cp->type; |
3495 | hdev->discovery.rssi = cp->rssi; | |
3496 | hdev->discovery.uuid_count = uuid_count; | |
3497 | ||
3498 | if (uuid_count > 0) { | |
3499 | hdev->discovery.uuids = kmemdup(cp->uuids, uuid_count * 16, | |
3500 | GFP_KERNEL); | |
3501 | if (!hdev->discovery.uuids) { | |
2a1afb5a JH |
3502 | err = mgmt_cmd_complete(sk, hdev->id, |
3503 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3504 | MGMT_STATUS_FAILED, | |
3505 | &cp->type, sizeof(cp->type)); | |
d9483943 JH |
3506 | mgmt_pending_remove(cmd); |
3507 | goto failed; | |
3508 | } | |
66ea9427 | 3509 | } |
d9483943 | 3510 | |
66ea9427 | 3511 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); |
e68f072b JH |
3512 | queue_work(hdev->req_workqueue, &hdev->discov_update); |
3513 | err = 0; | |
14a53664 JH |
3514 | |
3515 | failed: | |
09fd0de5 | 3516 | hci_dev_unlock(hdev); |
14a53664 JH |
3517 | return err; |
3518 | } | |
3519 | ||
2154d3f4 | 3520 | void mgmt_stop_discovery_complete(struct hci_dev *hdev, u8 status) |
1183fdca | 3521 | { |
3b0602cd | 3522 | struct mgmt_pending_cmd *cmd; |
1183fdca | 3523 | |
0e05bba6 AG |
3524 | BT_DBG("status %d", status); |
3525 | ||
3526 | hci_dev_lock(hdev); | |
3527 | ||
333ae95d | 3528 | cmd = pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
11e6e25d | 3529 | if (cmd) { |
2922a94f | 3530 | cmd->cmd_complete(cmd, mgmt_status(status)); |
11e6e25d | 3531 | mgmt_pending_remove(cmd); |
0e05bba6 AG |
3532 | } |
3533 | ||
0e05bba6 AG |
3534 | hci_dev_unlock(hdev); |
3535 | } | |
3536 | ||
bdb6d971 | 3537 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3538 | u16 len) |
14a53664 | 3539 | { |
d930650b | 3540 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
3b0602cd | 3541 | struct mgmt_pending_cmd *cmd; |
14a53664 JH |
3542 | int err; |
3543 | ||
bdb6d971 | 3544 | BT_DBG("%s", hdev->name); |
14a53664 | 3545 | |
09fd0de5 | 3546 | hci_dev_lock(hdev); |
14a53664 | 3547 | |
30dc78e1 | 3548 | if (!hci_discovery_active(hdev)) { |
2a1afb5a JH |
3549 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
3550 | MGMT_STATUS_REJECTED, &mgmt_cp->type, | |
3551 | sizeof(mgmt_cp->type)); | |
d930650b JH |
3552 | goto unlock; |
3553 | } | |
3554 | ||
3555 | if (hdev->discovery.type != mgmt_cp->type) { | |
2a1afb5a JH |
3556 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
3557 | MGMT_STATUS_INVALID_PARAMS, | |
3558 | &mgmt_cp->type, sizeof(mgmt_cp->type)); | |
30dc78e1 | 3559 | goto unlock; |
ff9ef578 JH |
3560 | } |
3561 | ||
2922a94f | 3562 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, data, len); |
14a53664 JH |
3563 | if (!cmd) { |
3564 | err = -ENOMEM; | |
30dc78e1 JH |
3565 | goto unlock; |
3566 | } | |
3567 | ||
2922a94f JH |
3568 | cmd->cmd_complete = generic_cmd_complete; |
3569 | ||
2154d3f4 JH |
3570 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); |
3571 | queue_work(hdev->req_workqueue, &hdev->discov_update); | |
3572 | err = 0; | |
14a53664 | 3573 | |
30dc78e1 | 3574 | unlock: |
09fd0de5 | 3575 | hci_dev_unlock(hdev); |
14a53664 JH |
3576 | return err; |
3577 | } | |
3578 | ||
bdb6d971 | 3579 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3580 | u16 len) |
561aafbc | 3581 | { |
650f726d | 3582 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 3583 | struct inquiry_entry *e; |
561aafbc JH |
3584 | int err; |
3585 | ||
bdb6d971 | 3586 | BT_DBG("%s", hdev->name); |
561aafbc | 3587 | |
561aafbc JH |
3588 | hci_dev_lock(hdev); |
3589 | ||
30dc78e1 | 3590 | if (!hci_discovery_active(hdev)) { |
2a1afb5a JH |
3591 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3592 | MGMT_STATUS_FAILED, &cp->addr, | |
3593 | sizeof(cp->addr)); | |
30dc78e1 JH |
3594 | goto failed; |
3595 | } | |
3596 | ||
a198e7b1 | 3597 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 3598 | if (!e) { |
2a1afb5a JH |
3599 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3600 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, | |
3601 | sizeof(cp->addr)); | |
561aafbc JH |
3602 | goto failed; |
3603 | } | |
3604 | ||
3605 | if (cp->name_known) { | |
3606 | e->name_state = NAME_KNOWN; | |
3607 | list_del(&e->list); | |
3608 | } else { | |
3609 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 3610 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
3611 | } |
3612 | ||
2a1afb5a JH |
3613 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, |
3614 | &cp->addr, sizeof(cp->addr)); | |
561aafbc JH |
3615 | |
3616 | failed: | |
3617 | hci_dev_unlock(hdev); | |
561aafbc JH |
3618 | return err; |
3619 | } | |
3620 | ||
bdb6d971 | 3621 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3622 | u16 len) |
7fbec224 | 3623 | { |
650f726d | 3624 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 3625 | u8 status; |
7fbec224 AJ |
3626 | int err; |
3627 | ||
bdb6d971 | 3628 | BT_DBG("%s", hdev->name); |
7fbec224 | 3629 | |
4ee71b20 | 3630 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
3631 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
3632 | MGMT_STATUS_INVALID_PARAMS, | |
3633 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3634 | |
09fd0de5 | 3635 | hci_dev_lock(hdev); |
5e762444 | 3636 | |
dcc36c16 JH |
3637 | err = hci_bdaddr_list_add(&hdev->blacklist, &cp->addr.bdaddr, |
3638 | cp->addr.type); | |
2a8357f2 | 3639 | if (err < 0) { |
f0eeea8b | 3640 | status = MGMT_STATUS_FAILED; |
2a8357f2 JH |
3641 | goto done; |
3642 | } | |
3643 | ||
3644 | mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
3645 | sk); | |
3646 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 3647 | |
2a8357f2 | 3648 | done: |
2a1afb5a JH |
3649 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
3650 | &cp->addr, sizeof(cp->addr)); | |
5e762444 | 3651 | |
09fd0de5 | 3652 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3653 | |
3654 | return err; | |
3655 | } | |
3656 | ||
bdb6d971 | 3657 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3658 | u16 len) |
7fbec224 | 3659 | { |
650f726d | 3660 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 3661 | u8 status; |
7fbec224 AJ |
3662 | int err; |
3663 | ||
bdb6d971 | 3664 | BT_DBG("%s", hdev->name); |
7fbec224 | 3665 | |
4ee71b20 | 3666 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
3667 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
3668 | MGMT_STATUS_INVALID_PARAMS, | |
3669 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3670 | |
09fd0de5 | 3671 | hci_dev_lock(hdev); |
5e762444 | 3672 | |
dcc36c16 JH |
3673 | err = hci_bdaddr_list_del(&hdev->blacklist, &cp->addr.bdaddr, |
3674 | cp->addr.type); | |
2a8357f2 | 3675 | if (err < 0) { |
f0eeea8b | 3676 | status = MGMT_STATUS_INVALID_PARAMS; |
2a8357f2 JH |
3677 | goto done; |
3678 | } | |
3679 | ||
3680 | mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
3681 | sk); | |
3682 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 3683 | |
2a8357f2 | 3684 | done: |
2a1afb5a JH |
3685 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
3686 | &cp->addr, sizeof(cp->addr)); | |
5e762444 | 3687 | |
09fd0de5 | 3688 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3689 | |
3690 | return err; | |
3691 | } | |
3692 | ||
cdbaccca MH |
3693 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
3694 | u16 len) | |
3695 | { | |
3696 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 3697 | struct hci_request req; |
cdbaccca | 3698 | int err; |
c72d4b8a | 3699 | __u16 source; |
cdbaccca MH |
3700 | |
3701 | BT_DBG("%s", hdev->name); | |
3702 | ||
c72d4b8a SJ |
3703 | source = __le16_to_cpu(cp->source); |
3704 | ||
3705 | if (source > 0x0002) | |
a69e8375 JH |
3706 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, |
3707 | MGMT_STATUS_INVALID_PARAMS); | |
c72d4b8a | 3708 | |
cdbaccca MH |
3709 | hci_dev_lock(hdev); |
3710 | ||
c72d4b8a | 3711 | hdev->devid_source = source; |
cdbaccca MH |
3712 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
3713 | hdev->devid_product = __le16_to_cpu(cp->product); | |
3714 | hdev->devid_version = __le16_to_cpu(cp->version); | |
3715 | ||
2a1afb5a JH |
3716 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, |
3717 | NULL, 0); | |
cdbaccca | 3718 | |
890ea898 | 3719 | hci_req_init(&req, hdev); |
b1a8917c | 3720 | __hci_req_update_eir(&req); |
890ea898 | 3721 | hci_req_run(&req, NULL); |
cdbaccca MH |
3722 | |
3723 | hci_dev_unlock(hdev); | |
3724 | ||
3725 | return err; | |
3726 | } | |
3727 | ||
24b4f38f AU |
3728 | static void enable_advertising_instance(struct hci_dev *hdev, u8 status, |
3729 | u16 opcode) | |
3730 | { | |
3731 | BT_DBG("status %d", status); | |
3732 | } | |
3733 | ||
1904a853 MH |
3734 | static void set_advertising_complete(struct hci_dev *hdev, u8 status, |
3735 | u16 opcode) | |
4375f103 JH |
3736 | { |
3737 | struct cmd_lookup match = { NULL, hdev }; | |
24b4f38f | 3738 | struct hci_request req; |
7816b820 FG |
3739 | u8 instance; |
3740 | struct adv_info *adv_instance; | |
3741 | int err; | |
4375f103 | 3742 | |
3ad67582 JK |
3743 | hci_dev_lock(hdev); |
3744 | ||
4375f103 JH |
3745 | if (status) { |
3746 | u8 mgmt_err = mgmt_status(status); | |
3747 | ||
3748 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
3749 | cmd_status_rsp, &mgmt_err); | |
3ad67582 | 3750 | goto unlock; |
4375f103 JH |
3751 | } |
3752 | ||
d7a5a11d | 3753 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
a1536da2 | 3754 | hci_dev_set_flag(hdev, HCI_ADVERTISING); |
c93bd150 | 3755 | else |
a358dc11 | 3756 | hci_dev_clear_flag(hdev, HCI_ADVERTISING); |
c93bd150 | 3757 | |
4375f103 JH |
3758 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, |
3759 | &match); | |
3760 | ||
3761 | new_settings(hdev, match.sk); | |
3762 | ||
3763 | if (match.sk) | |
3764 | sock_put(match.sk); | |
3ad67582 | 3765 | |
24b4f38f | 3766 | /* If "Set Advertising" was just disabled and instance advertising was |
7816b820 | 3767 | * set up earlier, then re-enable multi-instance advertising. |
24b4f38f AU |
3768 | */ |
3769 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING) || | |
7816b820 | 3770 | list_empty(&hdev->adv_instances)) |
24b4f38f AU |
3771 | goto unlock; |
3772 | ||
7816b820 FG |
3773 | instance = hdev->cur_adv_instance; |
3774 | if (!instance) { | |
3775 | adv_instance = list_first_entry_or_null(&hdev->adv_instances, | |
3776 | struct adv_info, list); | |
3777 | if (!adv_instance) | |
3778 | goto unlock; | |
3779 | ||
3780 | instance = adv_instance->instance; | |
3781 | } | |
3782 | ||
24b4f38f AU |
3783 | hci_req_init(&req, hdev); |
3784 | ||
f2252570 | 3785 | err = __hci_req_schedule_adv_instance(&req, instance, true); |
7816b820 FG |
3786 | |
3787 | if (!err) | |
3788 | err = hci_req_run(&req, enable_advertising_instance); | |
24b4f38f | 3789 | |
7816b820 | 3790 | if (err) |
24b4f38f AU |
3791 | BT_ERR("Failed to re-configure advertising"); |
3792 | ||
3ad67582 JK |
3793 | unlock: |
3794 | hci_dev_unlock(hdev); | |
4375f103 JH |
3795 | } |
3796 | ||
21b5187f MH |
3797 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
3798 | u16 len) | |
4375f103 JH |
3799 | { |
3800 | struct mgmt_mode *cp = data; | |
3b0602cd | 3801 | struct mgmt_pending_cmd *cmd; |
4375f103 | 3802 | struct hci_request req; |
cc91cb04 | 3803 | u8 val, status; |
4375f103 JH |
3804 | int err; |
3805 | ||
3806 | BT_DBG("request for %s", hdev->name); | |
3807 | ||
e6fe7986 JH |
3808 | status = mgmt_le_support(hdev); |
3809 | if (status) | |
a69e8375 JH |
3810 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
3811 | status); | |
4375f103 | 3812 | |
cc91cb04 | 3813 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 JH |
3814 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
3815 | MGMT_STATUS_INVALID_PARAMS); | |
4375f103 JH |
3816 | |
3817 | hci_dev_lock(hdev); | |
3818 | ||
3819 | val = !!cp->val; | |
4375f103 | 3820 | |
f74ca9b8 JH |
3821 | /* The following conditions are ones which mean that we should |
3822 | * not do any HCI communication but directly send a mgmt | |
3823 | * response to user space (after toggling the flag if | |
3824 | * necessary). | |
3825 | */ | |
cc91cb04 | 3826 | if (!hdev_is_powered(hdev) || |
d7a5a11d MH |
3827 | (val == hci_dev_test_flag(hdev, HCI_ADVERTISING) && |
3828 | (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE)) || | |
e8bb6b97 | 3829 | hci_conn_num(hdev, LE_LINK) > 0 || |
d7a5a11d | 3830 | (hci_dev_test_flag(hdev, HCI_LE_SCAN) && |
e8bb6b97 | 3831 | hdev->le_scan_type == LE_SCAN_ACTIVE)) { |
cc91cb04 | 3832 | bool changed; |
4375f103 | 3833 | |
cc91cb04 | 3834 | if (cp->val) { |
cab054ab | 3835 | hdev->cur_adv_instance = 0x00; |
238be788 | 3836 | changed = !hci_dev_test_and_set_flag(hdev, HCI_ADVERTISING); |
cc91cb04 | 3837 | if (cp->val == 0x02) |
a1536da2 | 3838 | hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 3839 | else |
a358dc11 | 3840 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 3841 | } else { |
a69d8927 | 3842 | changed = hci_dev_test_and_clear_flag(hdev, HCI_ADVERTISING); |
a358dc11 | 3843 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
4375f103 JH |
3844 | } |
3845 | ||
3846 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
3847 | if (err < 0) | |
3848 | goto unlock; | |
3849 | ||
3850 | if (changed) | |
3851 | err = new_settings(hdev, sk); | |
3852 | ||
3853 | goto unlock; | |
3854 | } | |
3855 | ||
333ae95d JH |
3856 | if (pending_find(MGMT_OP_SET_ADVERTISING, hdev) || |
3857 | pending_find(MGMT_OP_SET_LE, hdev)) { | |
a69e8375 JH |
3858 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
3859 | MGMT_STATUS_BUSY); | |
4375f103 JH |
3860 | goto unlock; |
3861 | } | |
3862 | ||
3863 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
3864 | if (!cmd) { | |
3865 | err = -ENOMEM; | |
3866 | goto unlock; | |
3867 | } | |
3868 | ||
3869 | hci_req_init(&req, hdev); | |
3870 | ||
cc91cb04 | 3871 | if (cp->val == 0x02) |
a1536da2 | 3872 | hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 3873 | else |
a358dc11 | 3874 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 3875 | |
7816b820 FG |
3876 | cancel_adv_timeout(hdev); |
3877 | ||
24b4f38f | 3878 | if (val) { |
7816b820 FG |
3879 | /* Switch to instance "0" for the Set Advertising setting. |
3880 | * We cannot use update_[adv|scan_rsp]_data() here as the | |
3881 | * HCI_ADVERTISING flag is not yet set. | |
3882 | */ | |
cab054ab | 3883 | hdev->cur_adv_instance = 0x00; |
f2252570 JH |
3884 | __hci_req_update_adv_data(&req, 0x00); |
3885 | __hci_req_update_scan_rsp_data(&req, 0x00); | |
3886 | __hci_req_enable_advertising(&req); | |
24b4f38f | 3887 | } else { |
f2252570 | 3888 | __hci_req_disable_advertising(&req); |
24b4f38f | 3889 | } |
4375f103 JH |
3890 | |
3891 | err = hci_req_run(&req, set_advertising_complete); | |
3892 | if (err < 0) | |
3893 | mgmt_pending_remove(cmd); | |
3894 | ||
3895 | unlock: | |
3896 | hci_dev_unlock(hdev); | |
3897 | return err; | |
3898 | } | |
3899 | ||
d13eafce MH |
3900 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
3901 | void *data, u16 len) | |
3902 | { | |
3903 | struct mgmt_cp_set_static_address *cp = data; | |
3904 | int err; | |
3905 | ||
3906 | BT_DBG("%s", hdev->name); | |
3907 | ||
62af4443 | 3908 | if (!lmp_le_capable(hdev)) |
a69e8375 JH |
3909 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
3910 | MGMT_STATUS_NOT_SUPPORTED); | |
d13eafce MH |
3911 | |
3912 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
3913 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
3914 | MGMT_STATUS_REJECTED); | |
d13eafce MH |
3915 | |
3916 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
3917 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
a69e8375 JH |
3918 | return mgmt_cmd_status(sk, hdev->id, |
3919 | MGMT_OP_SET_STATIC_ADDRESS, | |
3920 | MGMT_STATUS_INVALID_PARAMS); | |
d13eafce MH |
3921 | |
3922 | /* Two most significant bits shall be set */ | |
3923 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
a69e8375 JH |
3924 | return mgmt_cmd_status(sk, hdev->id, |
3925 | MGMT_OP_SET_STATIC_ADDRESS, | |
3926 | MGMT_STATUS_INVALID_PARAMS); | |
d13eafce MH |
3927 | } |
3928 | ||
3929 | hci_dev_lock(hdev); | |
3930 | ||
3931 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
3932 | ||
93690c22 MH |
3933 | err = send_settings_rsp(sk, MGMT_OP_SET_STATIC_ADDRESS, hdev); |
3934 | if (err < 0) | |
3935 | goto unlock; | |
3936 | ||
3937 | err = new_settings(hdev, sk); | |
d13eafce | 3938 | |
93690c22 | 3939 | unlock: |
d13eafce | 3940 | hci_dev_unlock(hdev); |
d13eafce MH |
3941 | return err; |
3942 | } | |
3943 | ||
14b49b9a MH |
3944 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
3945 | void *data, u16 len) | |
3946 | { | |
3947 | struct mgmt_cp_set_scan_params *cp = data; | |
3948 | __u16 interval, window; | |
3949 | int err; | |
3950 | ||
3951 | BT_DBG("%s", hdev->name); | |
3952 | ||
3953 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
3954 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
3955 | MGMT_STATUS_NOT_SUPPORTED); | |
14b49b9a MH |
3956 | |
3957 | interval = __le16_to_cpu(cp->interval); | |
3958 | ||
3959 | if (interval < 0x0004 || interval > 0x4000) | |
a69e8375 JH |
3960 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
3961 | MGMT_STATUS_INVALID_PARAMS); | |
14b49b9a MH |
3962 | |
3963 | window = __le16_to_cpu(cp->window); | |
3964 | ||
3965 | if (window < 0x0004 || window > 0x4000) | |
a69e8375 JH |
3966 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
3967 | MGMT_STATUS_INVALID_PARAMS); | |
14b49b9a | 3968 | |
899e1075 | 3969 | if (window > interval) |
a69e8375 JH |
3970 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
3971 | MGMT_STATUS_INVALID_PARAMS); | |
899e1075 | 3972 | |
14b49b9a MH |
3973 | hci_dev_lock(hdev); |
3974 | ||
3975 | hdev->le_scan_interval = interval; | |
3976 | hdev->le_scan_window = window; | |
3977 | ||
2a1afb5a JH |
3978 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, |
3979 | NULL, 0); | |
14b49b9a | 3980 | |
dd2ef8e2 AG |
3981 | /* If background scan is running, restart it so new parameters are |
3982 | * loaded. | |
3983 | */ | |
d7a5a11d | 3984 | if (hci_dev_test_flag(hdev, HCI_LE_SCAN) && |
dd2ef8e2 AG |
3985 | hdev->discovery.state == DISCOVERY_STOPPED) { |
3986 | struct hci_request req; | |
3987 | ||
3988 | hci_req_init(&req, hdev); | |
3989 | ||
3990 | hci_req_add_le_scan_disable(&req); | |
3991 | hci_req_add_le_passive_scan(&req); | |
3992 | ||
3993 | hci_req_run(&req, NULL); | |
3994 | } | |
3995 | ||
14b49b9a MH |
3996 | hci_dev_unlock(hdev); |
3997 | ||
3998 | return err; | |
3999 | } | |
4000 | ||
1904a853 MH |
4001 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status, |
4002 | u16 opcode) | |
33e38b3e | 4003 | { |
3b0602cd | 4004 | struct mgmt_pending_cmd *cmd; |
33e38b3e JH |
4005 | |
4006 | BT_DBG("status 0x%02x", status); | |
4007 | ||
4008 | hci_dev_lock(hdev); | |
4009 | ||
333ae95d | 4010 | cmd = pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
33e38b3e JH |
4011 | if (!cmd) |
4012 | goto unlock; | |
4013 | ||
4014 | if (status) { | |
a69e8375 JH |
4015 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4016 | mgmt_status(status)); | |
33e38b3e | 4017 | } else { |
1a4d3c4b JH |
4018 | struct mgmt_mode *cp = cmd->param; |
4019 | ||
4020 | if (cp->val) | |
a1536da2 | 4021 | hci_dev_set_flag(hdev, HCI_FAST_CONNECTABLE); |
1a4d3c4b | 4022 | else |
a358dc11 | 4023 | hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE); |
1a4d3c4b | 4024 | |
33e38b3e JH |
4025 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
4026 | new_settings(hdev, cmd->sk); | |
4027 | } | |
4028 | ||
4029 | mgmt_pending_remove(cmd); | |
4030 | ||
4031 | unlock: | |
4032 | hci_dev_unlock(hdev); | |
4033 | } | |
4034 | ||
bdb6d971 | 4035 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4036 | void *data, u16 len) |
f6422ec6 | 4037 | { |
650f726d | 4038 | struct mgmt_mode *cp = data; |
3b0602cd | 4039 | struct mgmt_pending_cmd *cmd; |
33e38b3e | 4040 | struct hci_request req; |
f6422ec6 AJ |
4041 | int err; |
4042 | ||
bdb6d971 | 4043 | BT_DBG("%s", hdev->name); |
f6422ec6 | 4044 | |
d7a5a11d | 4045 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) || |
56f87901 | 4046 | hdev->hci_ver < BLUETOOTH_VER_1_2) |
a69e8375 JH |
4047 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4048 | MGMT_STATUS_NOT_SUPPORTED); | |
33c525c0 | 4049 | |
a7e80f25 | 4050 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
4051 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4052 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 4053 | |
f6422ec6 AJ |
4054 | hci_dev_lock(hdev); |
4055 | ||
333ae95d | 4056 | if (pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
a69e8375 JH |
4057 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4058 | MGMT_STATUS_BUSY); | |
05cbf29f JH |
4059 | goto unlock; |
4060 | } | |
4061 | ||
d7a5a11d | 4062 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) { |
1a4d3c4b JH |
4063 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, |
4064 | hdev); | |
4065 | goto unlock; | |
4066 | } | |
4067 | ||
406ef2a6 | 4068 | if (!hdev_is_powered(hdev)) { |
ce05d603 | 4069 | hci_dev_change_flag(hdev, HCI_FAST_CONNECTABLE); |
406ef2a6 JH |
4070 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, |
4071 | hdev); | |
4072 | new_settings(hdev, sk); | |
4073 | goto unlock; | |
4074 | } | |
4075 | ||
33e38b3e JH |
4076 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
4077 | data, len); | |
4078 | if (!cmd) { | |
4079 | err = -ENOMEM; | |
4080 | goto unlock; | |
f6422ec6 AJ |
4081 | } |
4082 | ||
33e38b3e JH |
4083 | hci_req_init(&req, hdev); |
4084 | ||
bf943cbf | 4085 | __hci_req_write_fast_connectable(&req, cp->val); |
33e38b3e JH |
4086 | |
4087 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 4088 | if (err < 0) { |
a69e8375 JH |
4089 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4090 | MGMT_STATUS_FAILED); | |
33e38b3e | 4091 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
4092 | } |
4093 | ||
33e38b3e | 4094 | unlock: |
f6422ec6 | 4095 | hci_dev_unlock(hdev); |
33e38b3e | 4096 | |
f6422ec6 AJ |
4097 | return err; |
4098 | } | |
4099 | ||
1904a853 | 4100 | static void set_bredr_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
0663ca2a | 4101 | { |
3b0602cd | 4102 | struct mgmt_pending_cmd *cmd; |
0663ca2a JH |
4103 | |
4104 | BT_DBG("status 0x%02x", status); | |
4105 | ||
4106 | hci_dev_lock(hdev); | |
4107 | ||
333ae95d | 4108 | cmd = pending_find(MGMT_OP_SET_BREDR, hdev); |
0663ca2a JH |
4109 | if (!cmd) |
4110 | goto unlock; | |
4111 | ||
4112 | if (status) { | |
4113 | u8 mgmt_err = mgmt_status(status); | |
4114 | ||
4115 | /* We need to restore the flag if related HCI commands | |
4116 | * failed. | |
4117 | */ | |
a358dc11 | 4118 | hci_dev_clear_flag(hdev, HCI_BREDR_ENABLED); |
0663ca2a | 4119 | |
a69e8375 | 4120 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
0663ca2a JH |
4121 | } else { |
4122 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
4123 | new_settings(hdev, cmd->sk); | |
4124 | } | |
4125 | ||
4126 | mgmt_pending_remove(cmd); | |
4127 | ||
4128 | unlock: | |
4129 | hci_dev_unlock(hdev); | |
4130 | } | |
4131 | ||
4132 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
4133 | { | |
4134 | struct mgmt_mode *cp = data; | |
3b0602cd | 4135 | struct mgmt_pending_cmd *cmd; |
0663ca2a JH |
4136 | struct hci_request req; |
4137 | int err; | |
4138 | ||
4139 | BT_DBG("request for %s", hdev->name); | |
4140 | ||
4141 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
a69e8375 JH |
4142 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4143 | MGMT_STATUS_NOT_SUPPORTED); | |
0663ca2a | 4144 | |
d7a5a11d | 4145 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
a69e8375 JH |
4146 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4147 | MGMT_STATUS_REJECTED); | |
0663ca2a JH |
4148 | |
4149 | if (cp->val != 0x00 && cp->val != 0x01) | |
a69e8375 JH |
4150 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4151 | MGMT_STATUS_INVALID_PARAMS); | |
0663ca2a JH |
4152 | |
4153 | hci_dev_lock(hdev); | |
4154 | ||
d7a5a11d | 4155 | if (cp->val == hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
0663ca2a JH |
4156 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); |
4157 | goto unlock; | |
4158 | } | |
4159 | ||
4160 | if (!hdev_is_powered(hdev)) { | |
4161 | if (!cp->val) { | |
a358dc11 MH |
4162 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); |
4163 | hci_dev_clear_flag(hdev, HCI_SSP_ENABLED); | |
4164 | hci_dev_clear_flag(hdev, HCI_LINK_SECURITY); | |
4165 | hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE); | |
4166 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); | |
0663ca2a JH |
4167 | } |
4168 | ||
ce05d603 | 4169 | hci_dev_change_flag(hdev, HCI_BREDR_ENABLED); |
0663ca2a JH |
4170 | |
4171 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4172 | if (err < 0) | |
4173 | goto unlock; | |
4174 | ||
4175 | err = new_settings(hdev, sk); | |
4176 | goto unlock; | |
4177 | } | |
4178 | ||
4179 | /* Reject disabling when powered on */ | |
4180 | if (!cp->val) { | |
a69e8375 JH |
4181 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4182 | MGMT_STATUS_REJECTED); | |
0663ca2a | 4183 | goto unlock; |
111e4bcc MH |
4184 | } else { |
4185 | /* When configuring a dual-mode controller to operate | |
4186 | * with LE only and using a static address, then switching | |
4187 | * BR/EDR back on is not allowed. | |
4188 | * | |
4189 | * Dual-mode controllers shall operate with the public | |
4190 | * address as its identity address for BR/EDR and LE. So | |
4191 | * reject the attempt to create an invalid configuration. | |
3a5486e1 MH |
4192 | * |
4193 | * The same restrictions applies when secure connections | |
4194 | * has been enabled. For BR/EDR this is a controller feature | |
4195 | * while for LE it is a host stack feature. This means that | |
4196 | * switching BR/EDR back on when secure connections has been | |
4197 | * enabled is not a supported transaction. | |
111e4bcc | 4198 | */ |
d7a5a11d | 4199 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && |
3a5486e1 | 4200 | (bacmp(&hdev->static_addr, BDADDR_ANY) || |
d7a5a11d | 4201 | hci_dev_test_flag(hdev, HCI_SC_ENABLED))) { |
a69e8375 JH |
4202 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4203 | MGMT_STATUS_REJECTED); | |
111e4bcc MH |
4204 | goto unlock; |
4205 | } | |
0663ca2a JH |
4206 | } |
4207 | ||
333ae95d | 4208 | if (pending_find(MGMT_OP_SET_BREDR, hdev)) { |
a69e8375 JH |
4209 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4210 | MGMT_STATUS_BUSY); | |
0663ca2a JH |
4211 | goto unlock; |
4212 | } | |
4213 | ||
4214 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
4215 | if (!cmd) { | |
4216 | err = -ENOMEM; | |
4217 | goto unlock; | |
4218 | } | |
4219 | ||
f2252570 JH |
4220 | /* We need to flip the bit already here so that |
4221 | * hci_req_update_adv_data generates the correct flags. | |
0663ca2a | 4222 | */ |
a1536da2 | 4223 | hci_dev_set_flag(hdev, HCI_BREDR_ENABLED); |
0663ca2a JH |
4224 | |
4225 | hci_req_init(&req, hdev); | |
aa8af46e | 4226 | |
bf943cbf | 4227 | __hci_req_write_fast_connectable(&req, false); |
01b1cb87 | 4228 | __hci_req_update_scan(&req); |
aa8af46e | 4229 | |
f14d8f64 MH |
4230 | /* Since only the advertising data flags will change, there |
4231 | * is no need to update the scan response data. | |
4232 | */ | |
cab054ab | 4233 | __hci_req_update_adv_data(&req, hdev->cur_adv_instance); |
aa8af46e | 4234 | |
0663ca2a JH |
4235 | err = hci_req_run(&req, set_bredr_complete); |
4236 | if (err < 0) | |
4237 | mgmt_pending_remove(cmd); | |
4238 | ||
4239 | unlock: | |
4240 | hci_dev_unlock(hdev); | |
4241 | return err; | |
4242 | } | |
4243 | ||
a1443f5a JH |
4244 | static void sc_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
4245 | { | |
3b0602cd | 4246 | struct mgmt_pending_cmd *cmd; |
a1443f5a JH |
4247 | struct mgmt_mode *cp; |
4248 | ||
4249 | BT_DBG("%s status %u", hdev->name, status); | |
4250 | ||
4251 | hci_dev_lock(hdev); | |
4252 | ||
333ae95d | 4253 | cmd = pending_find(MGMT_OP_SET_SECURE_CONN, hdev); |
a1443f5a JH |
4254 | if (!cmd) |
4255 | goto unlock; | |
4256 | ||
4257 | if (status) { | |
a69e8375 JH |
4258 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, |
4259 | mgmt_status(status)); | |
a1443f5a JH |
4260 | goto remove; |
4261 | } | |
4262 | ||
4263 | cp = cmd->param; | |
4264 | ||
4265 | switch (cp->val) { | |
4266 | case 0x00: | |
a358dc11 MH |
4267 | hci_dev_clear_flag(hdev, HCI_SC_ENABLED); |
4268 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); | |
a1443f5a JH |
4269 | break; |
4270 | case 0x01: | |
a1536da2 | 4271 | hci_dev_set_flag(hdev, HCI_SC_ENABLED); |
a358dc11 | 4272 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
a1443f5a JH |
4273 | break; |
4274 | case 0x02: | |
a1536da2 MH |
4275 | hci_dev_set_flag(hdev, HCI_SC_ENABLED); |
4276 | hci_dev_set_flag(hdev, HCI_SC_ONLY); | |
a1443f5a JH |
4277 | break; |
4278 | } | |
4279 | ||
4280 | send_settings_rsp(cmd->sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4281 | new_settings(hdev, cmd->sk); | |
4282 | ||
4283 | remove: | |
4284 | mgmt_pending_remove(cmd); | |
4285 | unlock: | |
4286 | hci_dev_unlock(hdev); | |
4287 | } | |
4288 | ||
eac83dc6 MH |
4289 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
4290 | void *data, u16 len) | |
4291 | { | |
4292 | struct mgmt_mode *cp = data; | |
3b0602cd | 4293 | struct mgmt_pending_cmd *cmd; |
a1443f5a | 4294 | struct hci_request req; |
a3209694 | 4295 | u8 val; |
eac83dc6 MH |
4296 | int err; |
4297 | ||
4298 | BT_DBG("request for %s", hdev->name); | |
4299 | ||
05b3c3e7 | 4300 | if (!lmp_sc_capable(hdev) && |
d7a5a11d | 4301 | !hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
a69e8375 JH |
4302 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4303 | MGMT_STATUS_NOT_SUPPORTED); | |
eac83dc6 | 4304 | |
d7a5a11d | 4305 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && |
59200286 | 4306 | lmp_sc_capable(hdev) && |
d7a5a11d | 4307 | !hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
a69e8375 JH |
4308 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4309 | MGMT_STATUS_REJECTED); | |
ed93ec69 | 4310 | |
0ab04a9c | 4311 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 | 4312 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
eac83dc6 MH |
4313 | MGMT_STATUS_INVALID_PARAMS); |
4314 | ||
4315 | hci_dev_lock(hdev); | |
4316 | ||
05b3c3e7 | 4317 | if (!hdev_is_powered(hdev) || !lmp_sc_capable(hdev) || |
d7a5a11d | 4318 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
eac83dc6 MH |
4319 | bool changed; |
4320 | ||
0ab04a9c | 4321 | if (cp->val) { |
238be788 MH |
4322 | changed = !hci_dev_test_and_set_flag(hdev, |
4323 | HCI_SC_ENABLED); | |
0ab04a9c | 4324 | if (cp->val == 0x02) |
a1536da2 | 4325 | hci_dev_set_flag(hdev, HCI_SC_ONLY); |
0ab04a9c | 4326 | else |
a358dc11 | 4327 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
0ab04a9c | 4328 | } else { |
a69d8927 MH |
4329 | changed = hci_dev_test_and_clear_flag(hdev, |
4330 | HCI_SC_ENABLED); | |
a358dc11 | 4331 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
0ab04a9c | 4332 | } |
eac83dc6 MH |
4333 | |
4334 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4335 | if (err < 0) | |
4336 | goto failed; | |
4337 | ||
4338 | if (changed) | |
4339 | err = new_settings(hdev, sk); | |
4340 | ||
4341 | goto failed; | |
4342 | } | |
4343 | ||
333ae95d | 4344 | if (pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { |
a69e8375 JH |
4345 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4346 | MGMT_STATUS_BUSY); | |
eac83dc6 MH |
4347 | goto failed; |
4348 | } | |
4349 | ||
0ab04a9c MH |
4350 | val = !!cp->val; |
4351 | ||
d7a5a11d MH |
4352 | if (val == hci_dev_test_flag(hdev, HCI_SC_ENABLED) && |
4353 | (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_SC_ONLY)) { | |
eac83dc6 MH |
4354 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
4355 | goto failed; | |
4356 | } | |
4357 | ||
4358 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); | |
4359 | if (!cmd) { | |
4360 | err = -ENOMEM; | |
4361 | goto failed; | |
4362 | } | |
4363 | ||
a1443f5a JH |
4364 | hci_req_init(&req, hdev); |
4365 | hci_req_add(&req, HCI_OP_WRITE_SC_SUPPORT, 1, &val); | |
4366 | err = hci_req_run(&req, sc_enable_complete); | |
eac83dc6 MH |
4367 | if (err < 0) { |
4368 | mgmt_pending_remove(cmd); | |
4369 | goto failed; | |
4370 | } | |
4371 | ||
4372 | failed: | |
4373 | hci_dev_unlock(hdev); | |
4374 | return err; | |
4375 | } | |
4376 | ||
4e39ac81 MH |
4377 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
4378 | void *data, u16 len) | |
4379 | { | |
4380 | struct mgmt_mode *cp = data; | |
b9710979 | 4381 | bool changed, use_changed; |
4e39ac81 MH |
4382 | int err; |
4383 | ||
4384 | BT_DBG("request for %s", hdev->name); | |
4385 | ||
b9710979 | 4386 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 JH |
4387 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, |
4388 | MGMT_STATUS_INVALID_PARAMS); | |
4e39ac81 MH |
4389 | |
4390 | hci_dev_lock(hdev); | |
4391 | ||
4392 | if (cp->val) | |
238be788 | 4393 | changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS); |
4e39ac81 | 4394 | else |
a69d8927 MH |
4395 | changed = hci_dev_test_and_clear_flag(hdev, |
4396 | HCI_KEEP_DEBUG_KEYS); | |
4e39ac81 | 4397 | |
b9710979 | 4398 | if (cp->val == 0x02) |
238be788 MH |
4399 | use_changed = !hci_dev_test_and_set_flag(hdev, |
4400 | HCI_USE_DEBUG_KEYS); | |
b9710979 | 4401 | else |
a69d8927 MH |
4402 | use_changed = hci_dev_test_and_clear_flag(hdev, |
4403 | HCI_USE_DEBUG_KEYS); | |
b9710979 JH |
4404 | |
4405 | if (hdev_is_powered(hdev) && use_changed && | |
d7a5a11d | 4406 | hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
b9710979 JH |
4407 | u8 mode = (cp->val == 0x02) ? 0x01 : 0x00; |
4408 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
4409 | sizeof(mode), &mode); | |
4410 | } | |
4411 | ||
4e39ac81 MH |
4412 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); |
4413 | if (err < 0) | |
4414 | goto unlock; | |
4415 | ||
4416 | if (changed) | |
4417 | err = new_settings(hdev, sk); | |
4418 | ||
4419 | unlock: | |
4420 | hci_dev_unlock(hdev); | |
4421 | return err; | |
4422 | } | |
4423 | ||
62b04cd1 JH |
4424 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
4425 | u16 len) | |
4426 | { | |
4427 | struct mgmt_cp_set_privacy *cp = cp_data; | |
4428 | bool changed; | |
4429 | int err; | |
4430 | ||
4431 | BT_DBG("request for %s", hdev->name); | |
4432 | ||
4433 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
4434 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
4435 | MGMT_STATUS_NOT_SUPPORTED); | |
62b04cd1 | 4436 | |
82a37ade | 4437 | if (cp->privacy != 0x00 && cp->privacy != 0x01 && cp->privacy != 0x02) |
a69e8375 JH |
4438 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
4439 | MGMT_STATUS_INVALID_PARAMS); | |
62b04cd1 JH |
4440 | |
4441 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
4442 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
4443 | MGMT_STATUS_REJECTED); | |
62b04cd1 JH |
4444 | |
4445 | hci_dev_lock(hdev); | |
4446 | ||
c21c0ea0 JH |
4447 | /* If user space supports this command it is also expected to |
4448 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. | |
4449 | */ | |
a1536da2 | 4450 | hci_dev_set_flag(hdev, HCI_RPA_RESOLVING); |
c21c0ea0 | 4451 | |
62b04cd1 | 4452 | if (cp->privacy) { |
238be788 | 4453 | changed = !hci_dev_test_and_set_flag(hdev, HCI_PRIVACY); |
62b04cd1 | 4454 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); |
a1536da2 | 4455 | hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); |
82a37ade JH |
4456 | if (cp->privacy == 0x02) |
4457 | hci_dev_set_flag(hdev, HCI_LIMITED_PRIVACY); | |
4458 | else | |
4459 | hci_dev_clear_flag(hdev, HCI_LIMITED_PRIVACY); | |
62b04cd1 | 4460 | } else { |
a69d8927 | 4461 | changed = hci_dev_test_and_clear_flag(hdev, HCI_PRIVACY); |
62b04cd1 | 4462 | memset(hdev->irk, 0, sizeof(hdev->irk)); |
a358dc11 | 4463 | hci_dev_clear_flag(hdev, HCI_RPA_EXPIRED); |
82a37ade | 4464 | hci_dev_clear_flag(hdev, HCI_LIMITED_PRIVACY); |
62b04cd1 JH |
4465 | } |
4466 | ||
4467 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); | |
4468 | if (err < 0) | |
4469 | goto unlock; | |
4470 | ||
4471 | if (changed) | |
4472 | err = new_settings(hdev, sk); | |
4473 | ||
4474 | unlock: | |
4475 | hci_dev_unlock(hdev); | |
4476 | return err; | |
4477 | } | |
4478 | ||
41edf160 JH |
4479 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
4480 | { | |
4481 | switch (irk->addr.type) { | |
4482 | case BDADDR_LE_PUBLIC: | |
4483 | return true; | |
4484 | ||
4485 | case BDADDR_LE_RANDOM: | |
4486 | /* Two most significant bits shall be set */ | |
4487 | if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4488 | return false; | |
4489 | return true; | |
4490 | } | |
4491 | ||
4492 | return false; | |
4493 | } | |
4494 | ||
4495 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, | |
4496 | u16 len) | |
4497 | { | |
4498 | struct mgmt_cp_load_irks *cp = cp_data; | |
ba1d6936 JH |
4499 | const u16 max_irk_count = ((U16_MAX - sizeof(*cp)) / |
4500 | sizeof(struct mgmt_irk_info)); | |
41edf160 JH |
4501 | u16 irk_count, expected_len; |
4502 | int i, err; | |
4503 | ||
4504 | BT_DBG("request for %s", hdev->name); | |
4505 | ||
4506 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
4507 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4508 | MGMT_STATUS_NOT_SUPPORTED); | |
41edf160 JH |
4509 | |
4510 | irk_count = __le16_to_cpu(cp->irk_count); | |
ba1d6936 JH |
4511 | if (irk_count > max_irk_count) { |
4512 | BT_ERR("load_irks: too big irk_count value %u", irk_count); | |
a69e8375 JH |
4513 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4514 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 4515 | } |
41edf160 JH |
4516 | |
4517 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); | |
4518 | if (expected_len != len) { | |
4519 | BT_ERR("load_irks: expected %u bytes, got %u bytes", | |
2606ecbc | 4520 | expected_len, len); |
a69e8375 JH |
4521 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4522 | MGMT_STATUS_INVALID_PARAMS); | |
41edf160 JH |
4523 | } |
4524 | ||
4525 | BT_DBG("%s irk_count %u", hdev->name, irk_count); | |
4526 | ||
4527 | for (i = 0; i < irk_count; i++) { | |
4528 | struct mgmt_irk_info *key = &cp->irks[i]; | |
4529 | ||
4530 | if (!irk_is_valid(key)) | |
a69e8375 JH |
4531 | return mgmt_cmd_status(sk, hdev->id, |
4532 | MGMT_OP_LOAD_IRKS, | |
4533 | MGMT_STATUS_INVALID_PARAMS); | |
41edf160 JH |
4534 | } |
4535 | ||
4536 | hci_dev_lock(hdev); | |
4537 | ||
4538 | hci_smp_irks_clear(hdev); | |
4539 | ||
4540 | for (i = 0; i < irk_count; i++) { | |
4541 | struct mgmt_irk_info *irk = &cp->irks[i]; | |
41edf160 | 4542 | |
85813a7e JH |
4543 | hci_add_irk(hdev, &irk->addr.bdaddr, |
4544 | le_addr_type(irk->addr.type), irk->val, | |
41edf160 JH |
4545 | BDADDR_ANY); |
4546 | } | |
4547 | ||
a1536da2 | 4548 | hci_dev_set_flag(hdev, HCI_RPA_RESOLVING); |
41edf160 | 4549 | |
2a1afb5a | 4550 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); |
41edf160 JH |
4551 | |
4552 | hci_dev_unlock(hdev); | |
4553 | ||
4554 | return err; | |
4555 | } | |
4556 | ||
3f706b72 JH |
4557 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
4558 | { | |
4559 | if (key->master != 0x00 && key->master != 0x01) | |
4560 | return false; | |
490cb0b3 MH |
4561 | |
4562 | switch (key->addr.type) { | |
4563 | case BDADDR_LE_PUBLIC: | |
4564 | return true; | |
4565 | ||
4566 | case BDADDR_LE_RANDOM: | |
4567 | /* Two most significant bits shall be set */ | |
4568 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4569 | return false; | |
4570 | return true; | |
4571 | } | |
4572 | ||
4573 | return false; | |
3f706b72 JH |
4574 | } |
4575 | ||
bdb6d971 | 4576 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4577 | void *cp_data, u16 len) |
346af67b | 4578 | { |
346af67b | 4579 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
ba1d6936 JH |
4580 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
4581 | sizeof(struct mgmt_ltk_info)); | |
346af67b | 4582 | u16 key_count, expected_len; |
715a5bf2 | 4583 | int i, err; |
346af67b | 4584 | |
cf99ba13 MH |
4585 | BT_DBG("request for %s", hdev->name); |
4586 | ||
4587 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
4588 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
4589 | MGMT_STATUS_NOT_SUPPORTED); | |
cf99ba13 | 4590 | |
1f350c87 | 4591 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
4592 | if (key_count > max_key_count) { |
4593 | BT_ERR("load_ltks: too big key_count value %u", key_count); | |
a69e8375 JH |
4594 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
4595 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 4596 | } |
346af67b VCG |
4597 | |
4598 | expected_len = sizeof(*cp) + key_count * | |
4599 | sizeof(struct mgmt_ltk_info); | |
4600 | if (expected_len != len) { | |
4601 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
2606ecbc | 4602 | expected_len, len); |
a69e8375 JH |
4603 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
4604 | MGMT_STATUS_INVALID_PARAMS); | |
346af67b VCG |
4605 | } |
4606 | ||
bdb6d971 | 4607 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 4608 | |
54ad6d8a JH |
4609 | for (i = 0; i < key_count; i++) { |
4610 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
4611 | ||
3f706b72 | 4612 | if (!ltk_is_valid(key)) |
a69e8375 JH |
4613 | return mgmt_cmd_status(sk, hdev->id, |
4614 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4615 | MGMT_STATUS_INVALID_PARAMS); | |
54ad6d8a JH |
4616 | } |
4617 | ||
346af67b VCG |
4618 | hci_dev_lock(hdev); |
4619 | ||
4620 | hci_smp_ltks_clear(hdev); | |
4621 | ||
4622 | for (i = 0; i < key_count; i++) { | |
4623 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
85813a7e | 4624 | u8 type, authenticated; |
346af67b | 4625 | |
61b43357 JH |
4626 | switch (key->type) { |
4627 | case MGMT_LTK_UNAUTHENTICATED: | |
d7b25450 | 4628 | authenticated = 0x00; |
23fb8de3 | 4629 | type = key->master ? SMP_LTK : SMP_LTK_SLAVE; |
61b43357 JH |
4630 | break; |
4631 | case MGMT_LTK_AUTHENTICATED: | |
d7b25450 | 4632 | authenticated = 0x01; |
23fb8de3 JH |
4633 | type = key->master ? SMP_LTK : SMP_LTK_SLAVE; |
4634 | break; | |
4635 | case MGMT_LTK_P256_UNAUTH: | |
4636 | authenticated = 0x00; | |
4637 | type = SMP_LTK_P256; | |
61b43357 | 4638 | break; |
23fb8de3 JH |
4639 | case MGMT_LTK_P256_AUTH: |
4640 | authenticated = 0x01; | |
4641 | type = SMP_LTK_P256; | |
61b43357 | 4642 | break; |
23fb8de3 JH |
4643 | case MGMT_LTK_P256_DEBUG: |
4644 | authenticated = 0x00; | |
4645 | type = SMP_LTK_P256_DEBUG; | |
61b43357 JH |
4646 | default: |
4647 | continue; | |
4648 | } | |
d7b25450 | 4649 | |
85813a7e JH |
4650 | hci_add_ltk(hdev, &key->addr.bdaddr, |
4651 | le_addr_type(key->addr.type), type, authenticated, | |
4652 | key->val, key->enc_size, key->ediv, key->rand); | |
346af67b VCG |
4653 | } |
4654 | ||
2a1afb5a | 4655 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
715a5bf2 JH |
4656 | NULL, 0); |
4657 | ||
346af67b | 4658 | hci_dev_unlock(hdev); |
346af67b | 4659 | |
715a5bf2 | 4660 | return err; |
346af67b VCG |
4661 | } |
4662 | ||
3b0602cd | 4663 | static int conn_info_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
dd983808 | 4664 | { |
dd983808 | 4665 | struct hci_conn *conn = cmd->user_data; |
9981bdb0 | 4666 | struct mgmt_rp_get_conn_info rp; |
9df74653 | 4667 | int err; |
dd983808 | 4668 | |
9981bdb0 | 4669 | memcpy(&rp.addr, cmd->param, sizeof(rp.addr)); |
dd983808 | 4670 | |
9981bdb0 | 4671 | if (status == MGMT_STATUS_SUCCESS) { |
dd983808 | 4672 | rp.rssi = conn->rssi; |
9981bdb0 JH |
4673 | rp.tx_power = conn->tx_power; |
4674 | rp.max_tx_power = conn->max_tx_power; | |
4675 | } else { | |
4676 | rp.rssi = HCI_RSSI_INVALID; | |
4677 | rp.tx_power = HCI_TX_POWER_INVALID; | |
4678 | rp.max_tx_power = HCI_TX_POWER_INVALID; | |
dd983808 AK |
4679 | } |
4680 | ||
2a1afb5a JH |
4681 | err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, |
4682 | status, &rp, sizeof(rp)); | |
dd983808 AK |
4683 | |
4684 | hci_conn_drop(conn); | |
f8aaf9b6 | 4685 | hci_conn_put(conn); |
9df74653 JH |
4686 | |
4687 | return err; | |
dd983808 AK |
4688 | } |
4689 | ||
1904a853 MH |
4690 | static void conn_info_refresh_complete(struct hci_dev *hdev, u8 hci_status, |
4691 | u16 opcode) | |
dd983808 AK |
4692 | { |
4693 | struct hci_cp_read_rssi *cp; | |
3b0602cd | 4694 | struct mgmt_pending_cmd *cmd; |
dd983808 | 4695 | struct hci_conn *conn; |
dd983808 | 4696 | u16 handle; |
9981bdb0 | 4697 | u8 status; |
dd983808 | 4698 | |
9981bdb0 | 4699 | BT_DBG("status 0x%02x", hci_status); |
dd983808 AK |
4700 | |
4701 | hci_dev_lock(hdev); | |
4702 | ||
dd983808 AK |
4703 | /* Commands sent in request are either Read RSSI or Read Transmit Power |
4704 | * Level so we check which one was last sent to retrieve connection | |
4705 | * handle. Both commands have handle as first parameter so it's safe to | |
4706 | * cast data on the same command struct. | |
4707 | * | |
4708 | * First command sent is always Read RSSI and we fail only if it fails. | |
4709 | * In other case we simply override error to indicate success as we | |
4710 | * already remembered if TX power value is actually valid. | |
4711 | */ | |
4712 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); | |
4713 | if (!cp) { | |
4714 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
9981bdb0 JH |
4715 | status = MGMT_STATUS_SUCCESS; |
4716 | } else { | |
4717 | status = mgmt_status(hci_status); | |
dd983808 AK |
4718 | } |
4719 | ||
4720 | if (!cp) { | |
9981bdb0 | 4721 | BT_ERR("invalid sent_cmd in conn_info response"); |
dd983808 AK |
4722 | goto unlock; |
4723 | } | |
4724 | ||
4725 | handle = __le16_to_cpu(cp->handle); | |
4726 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
4727 | if (!conn) { | |
9981bdb0 | 4728 | BT_ERR("unknown handle (%d) in conn_info response", handle); |
dd983808 AK |
4729 | goto unlock; |
4730 | } | |
4731 | ||
333ae95d | 4732 | cmd = pending_find_data(MGMT_OP_GET_CONN_INFO, hdev, conn); |
9981bdb0 JH |
4733 | if (!cmd) |
4734 | goto unlock; | |
dd983808 | 4735 | |
9981bdb0 JH |
4736 | cmd->cmd_complete(cmd, status); |
4737 | mgmt_pending_remove(cmd); | |
dd983808 AK |
4738 | |
4739 | unlock: | |
4740 | hci_dev_unlock(hdev); | |
4741 | } | |
4742 | ||
4743 | static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
4744 | u16 len) | |
4745 | { | |
4746 | struct mgmt_cp_get_conn_info *cp = data; | |
4747 | struct mgmt_rp_get_conn_info rp; | |
4748 | struct hci_conn *conn; | |
4749 | unsigned long conn_info_age; | |
4750 | int err = 0; | |
4751 | ||
4752 | BT_DBG("%s", hdev->name); | |
4753 | ||
4754 | memset(&rp, 0, sizeof(rp)); | |
4755 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4756 | rp.addr.type = cp->addr.type; | |
4757 | ||
4758 | if (!bdaddr_type_is_valid(cp->addr.type)) | |
2a1afb5a JH |
4759 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
4760 | MGMT_STATUS_INVALID_PARAMS, | |
4761 | &rp, sizeof(rp)); | |
dd983808 AK |
4762 | |
4763 | hci_dev_lock(hdev); | |
4764 | ||
4765 | if (!hdev_is_powered(hdev)) { | |
2a1afb5a JH |
4766 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
4767 | MGMT_STATUS_NOT_POWERED, &rp, | |
4768 | sizeof(rp)); | |
dd983808 AK |
4769 | goto unlock; |
4770 | } | |
4771 | ||
4772 | if (cp->addr.type == BDADDR_BREDR) | |
4773 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
4774 | &cp->addr.bdaddr); | |
4775 | else | |
4776 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
4777 | ||
4778 | if (!conn || conn->state != BT_CONNECTED) { | |
2a1afb5a JH |
4779 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
4780 | MGMT_STATUS_NOT_CONNECTED, &rp, | |
4781 | sizeof(rp)); | |
dd983808 AK |
4782 | goto unlock; |
4783 | } | |
4784 | ||
333ae95d | 4785 | if (pending_find_data(MGMT_OP_GET_CONN_INFO, hdev, conn)) { |
2a1afb5a JH |
4786 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
4787 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
9981bdb0 JH |
4788 | goto unlock; |
4789 | } | |
4790 | ||
dd983808 AK |
4791 | /* To avoid client trying to guess when to poll again for information we |
4792 | * calculate conn info age as random value between min/max set in hdev. | |
4793 | */ | |
4794 | conn_info_age = hdev->conn_info_min_age + | |
4795 | prandom_u32_max(hdev->conn_info_max_age - | |
4796 | hdev->conn_info_min_age); | |
4797 | ||
4798 | /* Query controller to refresh cached values if they are too old or were | |
4799 | * never read. | |
4800 | */ | |
f4e2dd53 AK |
4801 | if (time_after(jiffies, conn->conn_info_timestamp + |
4802 | msecs_to_jiffies(conn_info_age)) || | |
dd983808 AK |
4803 | !conn->conn_info_timestamp) { |
4804 | struct hci_request req; | |
4805 | struct hci_cp_read_tx_power req_txp_cp; | |
4806 | struct hci_cp_read_rssi req_rssi_cp; | |
3b0602cd | 4807 | struct mgmt_pending_cmd *cmd; |
dd983808 AK |
4808 | |
4809 | hci_req_init(&req, hdev); | |
4810 | req_rssi_cp.handle = cpu_to_le16(conn->handle); | |
4811 | hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), | |
4812 | &req_rssi_cp); | |
4813 | ||
f7faab0c AK |
4814 | /* For LE links TX power does not change thus we don't need to |
4815 | * query for it once value is known. | |
4816 | */ | |
4817 | if (!bdaddr_type_is_le(cp->addr.type) || | |
4818 | conn->tx_power == HCI_TX_POWER_INVALID) { | |
4819 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4820 | req_txp_cp.type = 0x00; | |
4821 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4822 | sizeof(req_txp_cp), &req_txp_cp); | |
4823 | } | |
dd983808 | 4824 | |
eed5daf3 AK |
4825 | /* Max TX power needs to be read only once per connection */ |
4826 | if (conn->max_tx_power == HCI_TX_POWER_INVALID) { | |
4827 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4828 | req_txp_cp.type = 0x01; | |
4829 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4830 | sizeof(req_txp_cp), &req_txp_cp); | |
4831 | } | |
4832 | ||
dd983808 AK |
4833 | err = hci_req_run(&req, conn_info_refresh_complete); |
4834 | if (err < 0) | |
4835 | goto unlock; | |
4836 | ||
4837 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, | |
4838 | data, len); | |
4839 | if (!cmd) { | |
4840 | err = -ENOMEM; | |
4841 | goto unlock; | |
4842 | } | |
4843 | ||
4844 | hci_conn_hold(conn); | |
f8aaf9b6 | 4845 | cmd->user_data = hci_conn_get(conn); |
9981bdb0 | 4846 | cmd->cmd_complete = conn_info_cmd_complete; |
dd983808 AK |
4847 | |
4848 | conn->conn_info_timestamp = jiffies; | |
4849 | } else { | |
4850 | /* Cache is valid, just reply with values cached in hci_conn */ | |
4851 | rp.rssi = conn->rssi; | |
4852 | rp.tx_power = conn->tx_power; | |
eed5daf3 | 4853 | rp.max_tx_power = conn->max_tx_power; |
dd983808 | 4854 | |
2a1afb5a JH |
4855 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
4856 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
dd983808 AK |
4857 | } |
4858 | ||
4859 | unlock: | |
4860 | hci_dev_unlock(hdev); | |
4861 | return err; | |
4862 | } | |
4863 | ||
3b0602cd | 4864 | static int clock_info_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
95868426 | 4865 | { |
69487371 | 4866 | struct hci_conn *conn = cmd->user_data; |
95868426 | 4867 | struct mgmt_rp_get_clock_info rp; |
69487371 | 4868 | struct hci_dev *hdev; |
9df74653 | 4869 | int err; |
69487371 JH |
4870 | |
4871 | memset(&rp, 0, sizeof(rp)); | |
4872 | memcpy(&rp.addr, &cmd->param, sizeof(rp.addr)); | |
4873 | ||
4874 | if (status) | |
4875 | goto complete; | |
4876 | ||
4877 | hdev = hci_dev_get(cmd->index); | |
4878 | if (hdev) { | |
4879 | rp.local_clock = cpu_to_le32(hdev->clock); | |
4880 | hci_dev_put(hdev); | |
4881 | } | |
4882 | ||
4883 | if (conn) { | |
4884 | rp.piconet_clock = cpu_to_le32(conn->clock); | |
4885 | rp.accuracy = cpu_to_le16(conn->clock_accuracy); | |
4886 | } | |
4887 | ||
4888 | complete: | |
2a1afb5a JH |
4889 | err = mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, &rp, |
4890 | sizeof(rp)); | |
69487371 JH |
4891 | |
4892 | if (conn) { | |
4893 | hci_conn_drop(conn); | |
4894 | hci_conn_put(conn); | |
4895 | } | |
9df74653 JH |
4896 | |
4897 | return err; | |
69487371 JH |
4898 | } |
4899 | ||
1904a853 | 4900 | static void get_clock_info_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
69487371 | 4901 | { |
95868426 | 4902 | struct hci_cp_read_clock *hci_cp; |
3b0602cd | 4903 | struct mgmt_pending_cmd *cmd; |
95868426 JH |
4904 | struct hci_conn *conn; |
4905 | ||
4906 | BT_DBG("%s status %u", hdev->name, status); | |
4907 | ||
4908 | hci_dev_lock(hdev); | |
4909 | ||
4910 | hci_cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK); | |
4911 | if (!hci_cp) | |
4912 | goto unlock; | |
4913 | ||
4914 | if (hci_cp->which) { | |
4915 | u16 handle = __le16_to_cpu(hci_cp->handle); | |
4916 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
4917 | } else { | |
4918 | conn = NULL; | |
4919 | } | |
4920 | ||
333ae95d | 4921 | cmd = pending_find_data(MGMT_OP_GET_CLOCK_INFO, hdev, conn); |
95868426 JH |
4922 | if (!cmd) |
4923 | goto unlock; | |
4924 | ||
69487371 | 4925 | cmd->cmd_complete(cmd, mgmt_status(status)); |
95868426 | 4926 | mgmt_pending_remove(cmd); |
95868426 JH |
4927 | |
4928 | unlock: | |
4929 | hci_dev_unlock(hdev); | |
4930 | } | |
4931 | ||
4932 | static int get_clock_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
4933 | u16 len) | |
4934 | { | |
4935 | struct mgmt_cp_get_clock_info *cp = data; | |
4936 | struct mgmt_rp_get_clock_info rp; | |
4937 | struct hci_cp_read_clock hci_cp; | |
3b0602cd | 4938 | struct mgmt_pending_cmd *cmd; |
95868426 JH |
4939 | struct hci_request req; |
4940 | struct hci_conn *conn; | |
4941 | int err; | |
4942 | ||
4943 | BT_DBG("%s", hdev->name); | |
4944 | ||
4945 | memset(&rp, 0, sizeof(rp)); | |
4946 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4947 | rp.addr.type = cp->addr.type; | |
4948 | ||
4949 | if (cp->addr.type != BDADDR_BREDR) | |
2a1afb5a JH |
4950 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, |
4951 | MGMT_STATUS_INVALID_PARAMS, | |
4952 | &rp, sizeof(rp)); | |
95868426 JH |
4953 | |
4954 | hci_dev_lock(hdev); | |
4955 | ||
4956 | if (!hdev_is_powered(hdev)) { | |
2a1afb5a JH |
4957 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, |
4958 | MGMT_STATUS_NOT_POWERED, &rp, | |
4959 | sizeof(rp)); | |
95868426 JH |
4960 | goto unlock; |
4961 | } | |
4962 | ||
4963 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
4964 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
4965 | &cp->addr.bdaddr); | |
4966 | if (!conn || conn->state != BT_CONNECTED) { | |
2a1afb5a JH |
4967 | err = mgmt_cmd_complete(sk, hdev->id, |
4968 | MGMT_OP_GET_CLOCK_INFO, | |
4969 | MGMT_STATUS_NOT_CONNECTED, | |
4970 | &rp, sizeof(rp)); | |
95868426 JH |
4971 | goto unlock; |
4972 | } | |
4973 | } else { | |
4974 | conn = NULL; | |
4975 | } | |
4976 | ||
4977 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CLOCK_INFO, hdev, data, len); | |
4978 | if (!cmd) { | |
4979 | err = -ENOMEM; | |
4980 | goto unlock; | |
4981 | } | |
4982 | ||
69487371 JH |
4983 | cmd->cmd_complete = clock_info_cmd_complete; |
4984 | ||
95868426 JH |
4985 | hci_req_init(&req, hdev); |
4986 | ||
4987 | memset(&hci_cp, 0, sizeof(hci_cp)); | |
4988 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
4989 | ||
4990 | if (conn) { | |
4991 | hci_conn_hold(conn); | |
f8aaf9b6 | 4992 | cmd->user_data = hci_conn_get(conn); |
95868426 JH |
4993 | |
4994 | hci_cp.handle = cpu_to_le16(conn->handle); | |
4995 | hci_cp.which = 0x01; /* Piconet clock */ | |
4996 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
4997 | } | |
4998 | ||
4999 | err = hci_req_run(&req, get_clock_info_complete); | |
5000 | if (err < 0) | |
5001 | mgmt_pending_remove(cmd); | |
5002 | ||
5003 | unlock: | |
5004 | hci_dev_unlock(hdev); | |
5005 | return err; | |
5006 | } | |
5007 | ||
5a154e6f JH |
5008 | static bool is_connected(struct hci_dev *hdev, bdaddr_t *addr, u8 type) |
5009 | { | |
5010 | struct hci_conn *conn; | |
5011 | ||
5012 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, addr); | |
5013 | if (!conn) | |
5014 | return false; | |
5015 | ||
5016 | if (conn->dst_type != type) | |
5017 | return false; | |
5018 | ||
5019 | if (conn->state != BT_CONNECTED) | |
5020 | return false; | |
5021 | ||
5022 | return true; | |
5023 | } | |
5024 | ||
5025 | /* This function requires the caller holds hdev->lock */ | |
51d7a94d | 5026 | static int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, |
5a154e6f JH |
5027 | u8 addr_type, u8 auto_connect) |
5028 | { | |
5a154e6f JH |
5029 | struct hci_conn_params *params; |
5030 | ||
5031 | params = hci_conn_params_add(hdev, addr, addr_type); | |
5032 | if (!params) | |
5033 | return -EIO; | |
5034 | ||
5035 | if (params->auto_connect == auto_connect) | |
5036 | return 0; | |
5037 | ||
5038 | list_del_init(¶ms->action); | |
5039 | ||
5040 | switch (auto_connect) { | |
5041 | case HCI_AUTO_CONN_DISABLED: | |
5042 | case HCI_AUTO_CONN_LINK_LOSS: | |
28a667c9 JP |
5043 | /* If auto connect is being disabled when we're trying to |
5044 | * connect to device, keep connecting. | |
5045 | */ | |
5046 | if (params->explicit_connect) | |
5047 | list_add(¶ms->action, &hdev->pend_le_conns); | |
5a154e6f JH |
5048 | break; |
5049 | case HCI_AUTO_CONN_REPORT: | |
49c50922 JH |
5050 | if (params->explicit_connect) |
5051 | list_add(¶ms->action, &hdev->pend_le_conns); | |
5052 | else | |
5053 | list_add(¶ms->action, &hdev->pend_le_reports); | |
5a154e6f JH |
5054 | break; |
5055 | case HCI_AUTO_CONN_DIRECT: | |
5056 | case HCI_AUTO_CONN_ALWAYS: | |
51d7a94d | 5057 | if (!is_connected(hdev, addr, addr_type)) |
5a154e6f | 5058 | list_add(¶ms->action, &hdev->pend_le_conns); |
5a154e6f JH |
5059 | break; |
5060 | } | |
5061 | ||
5062 | params->auto_connect = auto_connect; | |
5063 | ||
5064 | BT_DBG("addr %pMR (type %u) auto_connect %u", addr, addr_type, | |
5065 | auto_connect); | |
5066 | ||
5067 | return 0; | |
5068 | } | |
5069 | ||
8afef092 MH |
5070 | static void device_added(struct sock *sk, struct hci_dev *hdev, |
5071 | bdaddr_t *bdaddr, u8 type, u8 action) | |
5072 | { | |
5073 | struct mgmt_ev_device_added ev; | |
5074 | ||
5075 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5076 | ev.addr.type = type; | |
5077 | ev.action = action; | |
5078 | ||
5079 | mgmt_event(MGMT_EV_DEVICE_ADDED, hdev, &ev, sizeof(ev), sk); | |
5080 | } | |
5081 | ||
2faade53 MH |
5082 | static int add_device(struct sock *sk, struct hci_dev *hdev, |
5083 | void *data, u16 len) | |
5084 | { | |
5085 | struct mgmt_cp_add_device *cp = data; | |
5086 | u8 auto_conn, addr_type; | |
5087 | int err; | |
5088 | ||
5089 | BT_DBG("%s", hdev->name); | |
5090 | ||
6659358e | 5091 | if (!bdaddr_type_is_valid(cp->addr.type) || |
2faade53 | 5092 | !bacmp(&cp->addr.bdaddr, BDADDR_ANY)) |
2a1afb5a JH |
5093 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5094 | MGMT_STATUS_INVALID_PARAMS, | |
5095 | &cp->addr, sizeof(cp->addr)); | |
2faade53 | 5096 | |
4b9e7e75 | 5097 | if (cp->action != 0x00 && cp->action != 0x01 && cp->action != 0x02) |
2a1afb5a JH |
5098 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5099 | MGMT_STATUS_INVALID_PARAMS, | |
5100 | &cp->addr, sizeof(cp->addr)); | |
2faade53 MH |
5101 | |
5102 | hci_dev_lock(hdev); | |
5103 | ||
6659358e | 5104 | if (cp->addr.type == BDADDR_BREDR) { |
4b9e7e75 | 5105 | /* Only incoming connections action is supported for now */ |
6659358e | 5106 | if (cp->action != 0x01) { |
51d7a94d JH |
5107 | err = mgmt_cmd_complete(sk, hdev->id, |
5108 | MGMT_OP_ADD_DEVICE, | |
5109 | MGMT_STATUS_INVALID_PARAMS, | |
5110 | &cp->addr, sizeof(cp->addr)); | |
6659358e JH |
5111 | goto unlock; |
5112 | } | |
5113 | ||
5114 | err = hci_bdaddr_list_add(&hdev->whitelist, &cp->addr.bdaddr, | |
5115 | cp->addr.type); | |
5116 | if (err) | |
5117 | goto unlock; | |
a397407f | 5118 | |
01b1cb87 | 5119 | hci_req_update_scan(hdev); |
a397407f | 5120 | |
6659358e JH |
5121 | goto added; |
5122 | } | |
5123 | ||
85813a7e | 5124 | addr_type = le_addr_type(cp->addr.type); |
2faade53 | 5125 | |
4b9e7e75 | 5126 | if (cp->action == 0x02) |
2faade53 | 5127 | auto_conn = HCI_AUTO_CONN_ALWAYS; |
4b9e7e75 MH |
5128 | else if (cp->action == 0x01) |
5129 | auto_conn = HCI_AUTO_CONN_DIRECT; | |
2faade53 | 5130 | else |
a3451d27 | 5131 | auto_conn = HCI_AUTO_CONN_REPORT; |
2faade53 | 5132 | |
9a0a8a8e JP |
5133 | /* Kernel internally uses conn_params with resolvable private |
5134 | * address, but Add Device allows only identity addresses. | |
5135 | * Make sure it is enforced before calling | |
5136 | * hci_conn_params_lookup. | |
5137 | */ | |
5138 | if (!hci_is_identity_address(&cp->addr.bdaddr, addr_type)) { | |
51d7a94d JH |
5139 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5140 | MGMT_STATUS_INVALID_PARAMS, | |
5141 | &cp->addr, sizeof(cp->addr)); | |
9a0a8a8e JP |
5142 | goto unlock; |
5143 | } | |
5144 | ||
bf5b3c8b MH |
5145 | /* If the connection parameters don't exist for this device, |
5146 | * they will be created and configured with defaults. | |
5147 | */ | |
51d7a94d | 5148 | if (hci_conn_params_set(hdev, &cp->addr.bdaddr, addr_type, |
d06b50ce | 5149 | auto_conn) < 0) { |
51d7a94d JH |
5150 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5151 | MGMT_STATUS_FAILED, &cp->addr, | |
5152 | sizeof(cp->addr)); | |
2faade53 MH |
5153 | goto unlock; |
5154 | } | |
5155 | ||
51d7a94d JH |
5156 | hci_update_background_scan(hdev); |
5157 | ||
6659358e | 5158 | added: |
8afef092 MH |
5159 | device_added(sk, hdev, &cp->addr.bdaddr, cp->addr.type, cp->action); |
5160 | ||
51d7a94d JH |
5161 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5162 | MGMT_STATUS_SUCCESS, &cp->addr, | |
5163 | sizeof(cp->addr)); | |
2faade53 MH |
5164 | |
5165 | unlock: | |
5166 | hci_dev_unlock(hdev); | |
5167 | return err; | |
5168 | } | |
5169 | ||
8afef092 MH |
5170 | static void device_removed(struct sock *sk, struct hci_dev *hdev, |
5171 | bdaddr_t *bdaddr, u8 type) | |
5172 | { | |
5173 | struct mgmt_ev_device_removed ev; | |
5174 | ||
5175 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5176 | ev.addr.type = type; | |
5177 | ||
5178 | mgmt_event(MGMT_EV_DEVICE_REMOVED, hdev, &ev, sizeof(ev), sk); | |
5179 | } | |
5180 | ||
2faade53 MH |
5181 | static int remove_device(struct sock *sk, struct hci_dev *hdev, |
5182 | void *data, u16 len) | |
5183 | { | |
5184 | struct mgmt_cp_remove_device *cp = data; | |
5185 | int err; | |
5186 | ||
5187 | BT_DBG("%s", hdev->name); | |
5188 | ||
5189 | hci_dev_lock(hdev); | |
5190 | ||
5191 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
c71593dd | 5192 | struct hci_conn_params *params; |
2faade53 MH |
5193 | u8 addr_type; |
5194 | ||
6659358e | 5195 | if (!bdaddr_type_is_valid(cp->addr.type)) { |
51d7a94d JH |
5196 | err = mgmt_cmd_complete(sk, hdev->id, |
5197 | MGMT_OP_REMOVE_DEVICE, | |
5198 | MGMT_STATUS_INVALID_PARAMS, | |
5199 | &cp->addr, sizeof(cp->addr)); | |
2faade53 MH |
5200 | goto unlock; |
5201 | } | |
5202 | ||
6659358e JH |
5203 | if (cp->addr.type == BDADDR_BREDR) { |
5204 | err = hci_bdaddr_list_del(&hdev->whitelist, | |
5205 | &cp->addr.bdaddr, | |
5206 | cp->addr.type); | |
5207 | if (err) { | |
51d7a94d JH |
5208 | err = mgmt_cmd_complete(sk, hdev->id, |
5209 | MGMT_OP_REMOVE_DEVICE, | |
5210 | MGMT_STATUS_INVALID_PARAMS, | |
5211 | &cp->addr, | |
5212 | sizeof(cp->addr)); | |
6659358e JH |
5213 | goto unlock; |
5214 | } | |
5215 | ||
01b1cb87 | 5216 | hci_req_update_scan(hdev); |
a397407f | 5217 | |
6659358e JH |
5218 | device_removed(sk, hdev, &cp->addr.bdaddr, |
5219 | cp->addr.type); | |
5220 | goto complete; | |
5221 | } | |
5222 | ||
85813a7e | 5223 | addr_type = le_addr_type(cp->addr.type); |
2faade53 | 5224 | |
9a0a8a8e JP |
5225 | /* Kernel internally uses conn_params with resolvable private |
5226 | * address, but Remove Device allows only identity addresses. | |
5227 | * Make sure it is enforced before calling | |
5228 | * hci_conn_params_lookup. | |
5229 | */ | |
5230 | if (!hci_is_identity_address(&cp->addr.bdaddr, addr_type)) { | |
51d7a94d JH |
5231 | err = mgmt_cmd_complete(sk, hdev->id, |
5232 | MGMT_OP_REMOVE_DEVICE, | |
5233 | MGMT_STATUS_INVALID_PARAMS, | |
5234 | &cp->addr, sizeof(cp->addr)); | |
9a0a8a8e JP |
5235 | goto unlock; |
5236 | } | |
5237 | ||
c71593dd JH |
5238 | params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, |
5239 | addr_type); | |
5240 | if (!params) { | |
51d7a94d JH |
5241 | err = mgmt_cmd_complete(sk, hdev->id, |
5242 | MGMT_OP_REMOVE_DEVICE, | |
5243 | MGMT_STATUS_INVALID_PARAMS, | |
5244 | &cp->addr, sizeof(cp->addr)); | |
c71593dd JH |
5245 | goto unlock; |
5246 | } | |
5247 | ||
679d2b6f JH |
5248 | if (params->auto_connect == HCI_AUTO_CONN_DISABLED || |
5249 | params->auto_connect == HCI_AUTO_CONN_EXPLICIT) { | |
51d7a94d JH |
5250 | err = mgmt_cmd_complete(sk, hdev->id, |
5251 | MGMT_OP_REMOVE_DEVICE, | |
5252 | MGMT_STATUS_INVALID_PARAMS, | |
5253 | &cp->addr, sizeof(cp->addr)); | |
c71593dd JH |
5254 | goto unlock; |
5255 | } | |
5256 | ||
d1dbf12e | 5257 | list_del(¶ms->action); |
c71593dd JH |
5258 | list_del(¶ms->list); |
5259 | kfree(params); | |
51d7a94d | 5260 | hci_update_background_scan(hdev); |
8afef092 MH |
5261 | |
5262 | device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type); | |
2faade53 | 5263 | } else { |
19de0825 | 5264 | struct hci_conn_params *p, *tmp; |
6659358e | 5265 | struct bdaddr_list *b, *btmp; |
19de0825 | 5266 | |
2faade53 | 5267 | if (cp->addr.type) { |
51d7a94d JH |
5268 | err = mgmt_cmd_complete(sk, hdev->id, |
5269 | MGMT_OP_REMOVE_DEVICE, | |
5270 | MGMT_STATUS_INVALID_PARAMS, | |
5271 | &cp->addr, sizeof(cp->addr)); | |
2faade53 MH |
5272 | goto unlock; |
5273 | } | |
5274 | ||
6659358e JH |
5275 | list_for_each_entry_safe(b, btmp, &hdev->whitelist, list) { |
5276 | device_removed(sk, hdev, &b->bdaddr, b->bdaddr_type); | |
5277 | list_del(&b->list); | |
5278 | kfree(b); | |
5279 | } | |
5280 | ||
01b1cb87 | 5281 | hci_req_update_scan(hdev); |
a397407f | 5282 | |
19de0825 JH |
5283 | list_for_each_entry_safe(p, tmp, &hdev->le_conn_params, list) { |
5284 | if (p->auto_connect == HCI_AUTO_CONN_DISABLED) | |
5285 | continue; | |
5286 | device_removed(sk, hdev, &p->addr, p->addr_type); | |
679d2b6f JH |
5287 | if (p->explicit_connect) { |
5288 | p->auto_connect = HCI_AUTO_CONN_EXPLICIT; | |
5289 | continue; | |
5290 | } | |
19de0825 JH |
5291 | list_del(&p->action); |
5292 | list_del(&p->list); | |
5293 | kfree(p); | |
5294 | } | |
5295 | ||
5296 | BT_DBG("All LE connection parameters were removed"); | |
5297 | ||
51d7a94d | 5298 | hci_update_background_scan(hdev); |
2faade53 MH |
5299 | } |
5300 | ||
6659358e | 5301 | complete: |
51d7a94d JH |
5302 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, |
5303 | MGMT_STATUS_SUCCESS, &cp->addr, | |
5304 | sizeof(cp->addr)); | |
2faade53 MH |
5305 | unlock: |
5306 | hci_dev_unlock(hdev); | |
5307 | return err; | |
5308 | } | |
5309 | ||
a26f3dcf JH |
5310 | static int load_conn_param(struct sock *sk, struct hci_dev *hdev, void *data, |
5311 | u16 len) | |
5312 | { | |
5313 | struct mgmt_cp_load_conn_param *cp = data; | |
ba1d6936 JH |
5314 | const u16 max_param_count = ((U16_MAX - sizeof(*cp)) / |
5315 | sizeof(struct mgmt_conn_param)); | |
a26f3dcf JH |
5316 | u16 param_count, expected_len; |
5317 | int i; | |
5318 | ||
5319 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
5320 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
5321 | MGMT_STATUS_NOT_SUPPORTED); | |
a26f3dcf JH |
5322 | |
5323 | param_count = __le16_to_cpu(cp->param_count); | |
ba1d6936 JH |
5324 | if (param_count > max_param_count) { |
5325 | BT_ERR("load_conn_param: too big param_count value %u", | |
5326 | param_count); | |
a69e8375 JH |
5327 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
5328 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 5329 | } |
a26f3dcf JH |
5330 | |
5331 | expected_len = sizeof(*cp) + param_count * | |
5332 | sizeof(struct mgmt_conn_param); | |
5333 | if (expected_len != len) { | |
5334 | BT_ERR("load_conn_param: expected %u bytes, got %u bytes", | |
5335 | expected_len, len); | |
a69e8375 JH |
5336 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
5337 | MGMT_STATUS_INVALID_PARAMS); | |
a26f3dcf JH |
5338 | } |
5339 | ||
5340 | BT_DBG("%s param_count %u", hdev->name, param_count); | |
5341 | ||
5342 | hci_dev_lock(hdev); | |
5343 | ||
5344 | hci_conn_params_clear_disabled(hdev); | |
5345 | ||
5346 | for (i = 0; i < param_count; i++) { | |
5347 | struct mgmt_conn_param *param = &cp->params[i]; | |
5348 | struct hci_conn_params *hci_param; | |
5349 | u16 min, max, latency, timeout; | |
5350 | u8 addr_type; | |
5351 | ||
5352 | BT_DBG("Adding %pMR (type %u)", ¶m->addr.bdaddr, | |
5353 | param->addr.type); | |
5354 | ||
5355 | if (param->addr.type == BDADDR_LE_PUBLIC) { | |
5356 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5357 | } else if (param->addr.type == BDADDR_LE_RANDOM) { | |
5358 | addr_type = ADDR_LE_DEV_RANDOM; | |
5359 | } else { | |
5360 | BT_ERR("Ignoring invalid connection parameters"); | |
5361 | continue; | |
5362 | } | |
5363 | ||
5364 | min = le16_to_cpu(param->min_interval); | |
5365 | max = le16_to_cpu(param->max_interval); | |
5366 | latency = le16_to_cpu(param->latency); | |
5367 | timeout = le16_to_cpu(param->timeout); | |
5368 | ||
5369 | BT_DBG("min 0x%04x max 0x%04x latency 0x%04x timeout 0x%04x", | |
5370 | min, max, latency, timeout); | |
5371 | ||
5372 | if (hci_check_conn_params(min, max, latency, timeout) < 0) { | |
5373 | BT_ERR("Ignoring invalid connection parameters"); | |
5374 | continue; | |
5375 | } | |
5376 | ||
5377 | hci_param = hci_conn_params_add(hdev, ¶m->addr.bdaddr, | |
5378 | addr_type); | |
5379 | if (!hci_param) { | |
5380 | BT_ERR("Failed to add connection parameters"); | |
5381 | continue; | |
5382 | } | |
5383 | ||
5384 | hci_param->conn_min_interval = min; | |
5385 | hci_param->conn_max_interval = max; | |
5386 | hci_param->conn_latency = latency; | |
5387 | hci_param->supervision_timeout = timeout; | |
5388 | } | |
5389 | ||
5390 | hci_dev_unlock(hdev); | |
5391 | ||
2a1afb5a JH |
5392 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, 0, |
5393 | NULL, 0); | |
a26f3dcf JH |
5394 | } |
5395 | ||
dbece37a MH |
5396 | static int set_external_config(struct sock *sk, struct hci_dev *hdev, |
5397 | void *data, u16 len) | |
5398 | { | |
5399 | struct mgmt_cp_set_external_config *cp = data; | |
5400 | bool changed; | |
5401 | int err; | |
5402 | ||
5403 | BT_DBG("%s", hdev->name); | |
5404 | ||
5405 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
5406 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
5407 | MGMT_STATUS_REJECTED); | |
dbece37a MH |
5408 | |
5409 | if (cp->config != 0x00 && cp->config != 0x01) | |
a69e8375 JH |
5410 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
5411 | MGMT_STATUS_INVALID_PARAMS); | |
dbece37a MH |
5412 | |
5413 | if (!test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) | |
a69e8375 JH |
5414 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
5415 | MGMT_STATUS_NOT_SUPPORTED); | |
dbece37a MH |
5416 | |
5417 | hci_dev_lock(hdev); | |
5418 | ||
5419 | if (cp->config) | |
238be788 | 5420 | changed = !hci_dev_test_and_set_flag(hdev, HCI_EXT_CONFIGURED); |
dbece37a | 5421 | else |
a69d8927 | 5422 | changed = hci_dev_test_and_clear_flag(hdev, HCI_EXT_CONFIGURED); |
dbece37a MH |
5423 | |
5424 | err = send_options_rsp(sk, MGMT_OP_SET_EXTERNAL_CONFIG, hdev); | |
5425 | if (err < 0) | |
5426 | goto unlock; | |
5427 | ||
5428 | if (!changed) | |
5429 | goto unlock; | |
5430 | ||
f4537c04 MH |
5431 | err = new_options(hdev, sk); |
5432 | ||
d7a5a11d | 5433 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED) == is_configured(hdev)) { |
dbece37a | 5434 | mgmt_index_removed(hdev); |
d603b76b | 5435 | |
516018a9 | 5436 | if (hci_dev_test_and_change_flag(hdev, HCI_UNCONFIGURED)) { |
a1536da2 MH |
5437 | hci_dev_set_flag(hdev, HCI_CONFIG); |
5438 | hci_dev_set_flag(hdev, HCI_AUTO_OFF); | |
d603b76b MH |
5439 | |
5440 | queue_work(hdev->req_workqueue, &hdev->power_on); | |
5441 | } else { | |
5ea234d3 | 5442 | set_bit(HCI_RAW, &hdev->flags); |
d603b76b MH |
5443 | mgmt_index_added(hdev); |
5444 | } | |
dbece37a MH |
5445 | } |
5446 | ||
5447 | unlock: | |
5448 | hci_dev_unlock(hdev); | |
5449 | return err; | |
5450 | } | |
5451 | ||
9713c17b MH |
5452 | static int set_public_address(struct sock *sk, struct hci_dev *hdev, |
5453 | void *data, u16 len) | |
5454 | { | |
5455 | struct mgmt_cp_set_public_address *cp = data; | |
5456 | bool changed; | |
5457 | int err; | |
5458 | ||
5459 | BT_DBG("%s", hdev->name); | |
5460 | ||
5461 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
5462 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
5463 | MGMT_STATUS_REJECTED); | |
9713c17b MH |
5464 | |
5465 | if (!bacmp(&cp->bdaddr, BDADDR_ANY)) | |
a69e8375 JH |
5466 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
5467 | MGMT_STATUS_INVALID_PARAMS); | |
9713c17b MH |
5468 | |
5469 | if (!hdev->set_bdaddr) | |
a69e8375 JH |
5470 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
5471 | MGMT_STATUS_NOT_SUPPORTED); | |
9713c17b MH |
5472 | |
5473 | hci_dev_lock(hdev); | |
5474 | ||
5475 | changed = !!bacmp(&hdev->public_addr, &cp->bdaddr); | |
5476 | bacpy(&hdev->public_addr, &cp->bdaddr); | |
5477 | ||
5478 | err = send_options_rsp(sk, MGMT_OP_SET_PUBLIC_ADDRESS, hdev); | |
5479 | if (err < 0) | |
5480 | goto unlock; | |
5481 | ||
5482 | if (!changed) | |
5483 | goto unlock; | |
5484 | ||
d7a5a11d | 5485 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) |
9713c17b MH |
5486 | err = new_options(hdev, sk); |
5487 | ||
5488 | if (is_configured(hdev)) { | |
5489 | mgmt_index_removed(hdev); | |
5490 | ||
a358dc11 | 5491 | hci_dev_clear_flag(hdev, HCI_UNCONFIGURED); |
9713c17b | 5492 | |
a1536da2 MH |
5493 | hci_dev_set_flag(hdev, HCI_CONFIG); |
5494 | hci_dev_set_flag(hdev, HCI_AUTO_OFF); | |
9713c17b MH |
5495 | |
5496 | queue_work(hdev->req_workqueue, &hdev->power_on); | |
5497 | } | |
5498 | ||
5499 | unlock: | |
5500 | hci_dev_unlock(hdev); | |
5501 | return err; | |
5502 | } | |
5503 | ||
bea41609 MH |
5504 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
5505 | u8 data_len) | |
5506 | { | |
5507 | eir[eir_len++] = sizeof(type) + data_len; | |
5508 | eir[eir_len++] = type; | |
5509 | memcpy(&eir[eir_len], data, data_len); | |
5510 | eir_len += data_len; | |
5511 | ||
5512 | return eir_len; | |
5513 | } | |
5514 | ||
40f66c05 JH |
5515 | static void read_local_oob_ext_data_complete(struct hci_dev *hdev, u8 status, |
5516 | u16 opcode, struct sk_buff *skb) | |
5517 | { | |
5518 | const struct mgmt_cp_read_local_oob_ext_data *mgmt_cp; | |
5519 | struct mgmt_rp_read_local_oob_ext_data *mgmt_rp; | |
5520 | u8 *h192, *r192, *h256, *r256; | |
5521 | struct mgmt_pending_cmd *cmd; | |
5522 | u16 eir_len; | |
5523 | int err; | |
5524 | ||
5525 | BT_DBG("%s status %u", hdev->name, status); | |
5526 | ||
5527 | cmd = pending_find(MGMT_OP_READ_LOCAL_OOB_EXT_DATA, hdev); | |
5528 | if (!cmd) | |
5529 | return; | |
5530 | ||
5531 | mgmt_cp = cmd->param; | |
5532 | ||
5533 | if (status) { | |
5534 | status = mgmt_status(status); | |
5535 | eir_len = 0; | |
5536 | ||
5537 | h192 = NULL; | |
5538 | r192 = NULL; | |
5539 | h256 = NULL; | |
5540 | r256 = NULL; | |
5541 | } else if (opcode == HCI_OP_READ_LOCAL_OOB_DATA) { | |
5542 | struct hci_rp_read_local_oob_data *rp; | |
5543 | ||
5544 | if (skb->len != sizeof(*rp)) { | |
5545 | status = MGMT_STATUS_FAILED; | |
5546 | eir_len = 0; | |
5547 | } else { | |
5548 | status = MGMT_STATUS_SUCCESS; | |
5549 | rp = (void *)skb->data; | |
5550 | ||
5551 | eir_len = 5 + 18 + 18; | |
5552 | h192 = rp->hash; | |
5553 | r192 = rp->rand; | |
5554 | h256 = NULL; | |
5555 | r256 = NULL; | |
5556 | } | |
5557 | } else { | |
5558 | struct hci_rp_read_local_oob_ext_data *rp; | |
5559 | ||
5560 | if (skb->len != sizeof(*rp)) { | |
5561 | status = MGMT_STATUS_FAILED; | |
5562 | eir_len = 0; | |
5563 | } else { | |
5564 | status = MGMT_STATUS_SUCCESS; | |
5565 | rp = (void *)skb->data; | |
5566 | ||
5567 | if (hci_dev_test_flag(hdev, HCI_SC_ONLY)) { | |
5568 | eir_len = 5 + 18 + 18; | |
5569 | h192 = NULL; | |
5570 | r192 = NULL; | |
5571 | } else { | |
5572 | eir_len = 5 + 18 + 18 + 18 + 18; | |
5573 | h192 = rp->hash192; | |
5574 | r192 = rp->rand192; | |
5575 | } | |
5576 | ||
5577 | h256 = rp->hash256; | |
5578 | r256 = rp->rand256; | |
5579 | } | |
5580 | } | |
5581 | ||
5582 | mgmt_rp = kmalloc(sizeof(*mgmt_rp) + eir_len, GFP_KERNEL); | |
5583 | if (!mgmt_rp) | |
5584 | goto done; | |
5585 | ||
5586 | if (status) | |
5587 | goto send_rsp; | |
5588 | ||
5589 | eir_len = eir_append_data(mgmt_rp->eir, 0, EIR_CLASS_OF_DEV, | |
5590 | hdev->dev_class, 3); | |
5591 | ||
5592 | if (h192 && r192) { | |
5593 | eir_len = eir_append_data(mgmt_rp->eir, eir_len, | |
5594 | EIR_SSP_HASH_C192, h192, 16); | |
5595 | eir_len = eir_append_data(mgmt_rp->eir, eir_len, | |
5596 | EIR_SSP_RAND_R192, r192, 16); | |
5597 | } | |
5598 | ||
5599 | if (h256 && r256) { | |
5600 | eir_len = eir_append_data(mgmt_rp->eir, eir_len, | |
5601 | EIR_SSP_HASH_C256, h256, 16); | |
5602 | eir_len = eir_append_data(mgmt_rp->eir, eir_len, | |
5603 | EIR_SSP_RAND_R256, r256, 16); | |
5604 | } | |
5605 | ||
5606 | send_rsp: | |
5607 | mgmt_rp->type = mgmt_cp->type; | |
5608 | mgmt_rp->eir_len = cpu_to_le16(eir_len); | |
5609 | ||
5610 | err = mgmt_cmd_complete(cmd->sk, hdev->id, | |
5611 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, status, | |
5612 | mgmt_rp, sizeof(*mgmt_rp) + eir_len); | |
5613 | if (err < 0 || status) | |
5614 | goto done; | |
5615 | ||
5616 | hci_sock_set_flag(cmd->sk, HCI_MGMT_OOB_DATA_EVENTS); | |
5617 | ||
5618 | err = mgmt_limited_event(MGMT_EV_LOCAL_OOB_DATA_UPDATED, hdev, | |
5619 | mgmt_rp, sizeof(*mgmt_rp) + eir_len, | |
5620 | HCI_MGMT_OOB_DATA_EVENTS, cmd->sk); | |
5621 | done: | |
5622 | kfree(mgmt_rp); | |
5623 | mgmt_pending_remove(cmd); | |
5624 | } | |
5625 | ||
5626 | static int read_local_ssp_oob_req(struct hci_dev *hdev, struct sock *sk, | |
5627 | struct mgmt_cp_read_local_oob_ext_data *cp) | |
5628 | { | |
5629 | struct mgmt_pending_cmd *cmd; | |
5630 | struct hci_request req; | |
5631 | int err; | |
5632 | ||
5633 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_EXT_DATA, hdev, | |
5634 | cp, sizeof(*cp)); | |
5635 | if (!cmd) | |
5636 | return -ENOMEM; | |
5637 | ||
5638 | hci_req_init(&req, hdev); | |
5639 | ||
5640 | if (bredr_sc_enabled(hdev)) | |
5641 | hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_EXT_DATA, 0, NULL); | |
5642 | else | |
5643 | hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
5644 | ||
5645 | err = hci_req_run_skb(&req, read_local_oob_ext_data_complete); | |
5646 | if (err < 0) { | |
5647 | mgmt_pending_remove(cmd); | |
5648 | return err; | |
5649 | } | |
5650 | ||
5651 | return 0; | |
5652 | } | |
5653 | ||
4f0f155c MH |
5654 | static int read_local_oob_ext_data(struct sock *sk, struct hci_dev *hdev, |
5655 | void *data, u16 data_len) | |
5656 | { | |
5657 | struct mgmt_cp_read_local_oob_ext_data *cp = data; | |
5658 | struct mgmt_rp_read_local_oob_ext_data *rp; | |
5659 | size_t rp_len; | |
5660 | u16 eir_len; | |
0821a2c5 | 5661 | u8 status, flags, role, addr[7], hash[16], rand[16]; |
4f0f155c MH |
5662 | int err; |
5663 | ||
5664 | BT_DBG("%s", hdev->name); | |
5665 | ||
57b0d3e8 MH |
5666 | if (hdev_is_powered(hdev)) { |
5667 | switch (cp->type) { | |
5668 | case BIT(BDADDR_BREDR): | |
5669 | status = mgmt_bredr_support(hdev); | |
5670 | if (status) | |
5671 | eir_len = 0; | |
5672 | else | |
5673 | eir_len = 5; | |
5674 | break; | |
5675 | case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)): | |
5676 | status = mgmt_le_support(hdev); | |
5677 | if (status) | |
5678 | eir_len = 0; | |
5679 | else | |
5680 | eir_len = 9 + 3 + 18 + 18 + 3; | |
5681 | break; | |
5682 | default: | |
5683 | status = MGMT_STATUS_INVALID_PARAMS; | |
5684 | eir_len = 0; | |
5685 | break; | |
5686 | } | |
5687 | } else { | |
5688 | status = MGMT_STATUS_NOT_POWERED; | |
5689 | eir_len = 0; | |
4f0f155c MH |
5690 | } |
5691 | ||
4f0f155c MH |
5692 | rp_len = sizeof(*rp) + eir_len; |
5693 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
efcd8c98 | 5694 | if (!rp) |
4f0f155c | 5695 | return -ENOMEM; |
efcd8c98 | 5696 | |
57b0d3e8 MH |
5697 | if (status) |
5698 | goto complete; | |
5699 | ||
efcd8c98 | 5700 | hci_dev_lock(hdev); |
4f0f155c MH |
5701 | |
5702 | eir_len = 0; | |
5703 | switch (cp->type) { | |
5704 | case BIT(BDADDR_BREDR): | |
40f66c05 JH |
5705 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
5706 | err = read_local_ssp_oob_req(hdev, sk, cp); | |
5707 | hci_dev_unlock(hdev); | |
5708 | if (!err) | |
5709 | goto done; | |
5710 | ||
5711 | status = MGMT_STATUS_FAILED; | |
5712 | goto complete; | |
5713 | } else { | |
5714 | eir_len = eir_append_data(rp->eir, eir_len, | |
5715 | EIR_CLASS_OF_DEV, | |
5716 | hdev->dev_class, 3); | |
5717 | } | |
4f0f155c MH |
5718 | break; |
5719 | case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)): | |
5082a599 MH |
5720 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED) && |
5721 | smp_generate_oob(hdev, hash, rand) < 0) { | |
0821a2c5 | 5722 | hci_dev_unlock(hdev); |
57b0d3e8 MH |
5723 | status = MGMT_STATUS_FAILED; |
5724 | goto complete; | |
0821a2c5 MH |
5725 | } |
5726 | ||
e213568a MH |
5727 | /* This should return the active RPA, but since the RPA |
5728 | * is only programmed on demand, it is really hard to fill | |
5729 | * this in at the moment. For now disallow retrieving | |
5730 | * local out-of-band data when privacy is in use. | |
5731 | * | |
5732 | * Returning the identity address will not help here since | |
5733 | * pairing happens before the identity resolving key is | |
5734 | * known and thus the connection establishment happens | |
5735 | * based on the RPA and not the identity address. | |
5736 | */ | |
4f0f155c | 5737 | if (hci_dev_test_flag(hdev, HCI_PRIVACY)) { |
e213568a MH |
5738 | hci_dev_unlock(hdev); |
5739 | status = MGMT_STATUS_REJECTED; | |
5740 | goto complete; | |
5741 | } | |
5742 | ||
5743 | if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || | |
5744 | !bacmp(&hdev->bdaddr, BDADDR_ANY) || | |
5745 | (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && | |
5746 | bacmp(&hdev->static_addr, BDADDR_ANY))) { | |
4f0f155c MH |
5747 | memcpy(addr, &hdev->static_addr, 6); |
5748 | addr[6] = 0x01; | |
5749 | } else { | |
5750 | memcpy(addr, &hdev->bdaddr, 6); | |
5751 | addr[6] = 0x00; | |
5752 | } | |
5753 | ||
5754 | eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_BDADDR, | |
5755 | addr, sizeof(addr)); | |
5756 | ||
5757 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) | |
5758 | role = 0x02; | |
5759 | else | |
5760 | role = 0x01; | |
5761 | ||
5762 | eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_ROLE, | |
5763 | &role, sizeof(role)); | |
5764 | ||
5082a599 MH |
5765 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) { |
5766 | eir_len = eir_append_data(rp->eir, eir_len, | |
5767 | EIR_LE_SC_CONFIRM, | |
5768 | hash, sizeof(hash)); | |
0821a2c5 | 5769 | |
5082a599 MH |
5770 | eir_len = eir_append_data(rp->eir, eir_len, |
5771 | EIR_LE_SC_RANDOM, | |
5772 | rand, sizeof(rand)); | |
5773 | } | |
0821a2c5 | 5774 | |
f2252570 | 5775 | flags = mgmt_get_adv_discov_flags(hdev); |
4f0f155c MH |
5776 | |
5777 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) | |
5778 | flags |= LE_AD_NO_BREDR; | |
5779 | ||
5780 | eir_len = eir_append_data(rp->eir, eir_len, EIR_FLAGS, | |
5781 | &flags, sizeof(flags)); | |
5782 | break; | |
5783 | } | |
5784 | ||
4f0f155c MH |
5785 | hci_dev_unlock(hdev); |
5786 | ||
72000df2 MH |
5787 | hci_sock_set_flag(sk, HCI_MGMT_OOB_DATA_EVENTS); |
5788 | ||
57b0d3e8 MH |
5789 | status = MGMT_STATUS_SUCCESS; |
5790 | ||
5791 | complete: | |
efcd8c98 MH |
5792 | rp->type = cp->type; |
5793 | rp->eir_len = cpu_to_le16(eir_len); | |
5794 | ||
4f0f155c | 5795 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
57b0d3e8 MH |
5796 | status, rp, sizeof(*rp) + eir_len); |
5797 | if (err < 0 || status) | |
72000df2 MH |
5798 | goto done; |
5799 | ||
5800 | err = mgmt_limited_event(MGMT_EV_LOCAL_OOB_DATA_UPDATED, hdev, | |
5801 | rp, sizeof(*rp) + eir_len, | |
5802 | HCI_MGMT_OOB_DATA_EVENTS, sk); | |
4f0f155c | 5803 | |
0821a2c5 | 5804 | done: |
4f0f155c MH |
5805 | kfree(rp); |
5806 | ||
5807 | return err; | |
5808 | } | |
5809 | ||
089fa8c0 AU |
5810 | static u32 get_supported_adv_flags(struct hci_dev *hdev) |
5811 | { | |
5812 | u32 flags = 0; | |
5813 | ||
5814 | flags |= MGMT_ADV_FLAG_CONNECTABLE; | |
5815 | flags |= MGMT_ADV_FLAG_DISCOV; | |
5816 | flags |= MGMT_ADV_FLAG_LIMITED_DISCOV; | |
5817 | flags |= MGMT_ADV_FLAG_MANAGED_FLAGS; | |
5818 | ||
5819 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) | |
5820 | flags |= MGMT_ADV_FLAG_TX_POWER; | |
5821 | ||
5822 | return flags; | |
5823 | } | |
5824 | ||
d3d5305b MH |
5825 | static int read_adv_features(struct sock *sk, struct hci_dev *hdev, |
5826 | void *data, u16 data_len) | |
5827 | { | |
5828 | struct mgmt_rp_read_adv_features *rp; | |
5829 | size_t rp_len; | |
02c04afe | 5830 | int err; |
286e0c83 | 5831 | struct adv_info *adv_instance; |
089fa8c0 | 5832 | u32 supported_flags; |
02c04afe | 5833 | u8 *instance; |
d3d5305b MH |
5834 | |
5835 | BT_DBG("%s", hdev->name); | |
5836 | ||
089fa8c0 AU |
5837 | if (!lmp_le_capable(hdev)) |
5838 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_ADV_FEATURES, | |
5839 | MGMT_STATUS_REJECTED); | |
5840 | ||
d3d5305b MH |
5841 | hci_dev_lock(hdev); |
5842 | ||
02c04afe | 5843 | rp_len = sizeof(*rp) + hdev->adv_instance_cnt; |
d3d5305b MH |
5844 | rp = kmalloc(rp_len, GFP_ATOMIC); |
5845 | if (!rp) { | |
5846 | hci_dev_unlock(hdev); | |
5847 | return -ENOMEM; | |
5848 | } | |
5849 | ||
089fa8c0 AU |
5850 | supported_flags = get_supported_adv_flags(hdev); |
5851 | ||
5852 | rp->supported_flags = cpu_to_le32(supported_flags); | |
dc5d82a9 MH |
5853 | rp->max_adv_data_len = HCI_MAX_AD_LENGTH; |
5854 | rp->max_scan_rsp_len = HCI_MAX_AD_LENGTH; | |
d2609b34 | 5855 | rp->max_instances = HCI_MAX_ADV_INSTANCES; |
02c04afe | 5856 | rp->num_instances = hdev->adv_instance_cnt; |
24b4f38f | 5857 | |
02c04afe JH |
5858 | instance = rp->instance; |
5859 | list_for_each_entry(adv_instance, &hdev->adv_instances, list) { | |
5860 | *instance = adv_instance->instance; | |
5861 | instance++; | |
24b4f38f | 5862 | } |
d3d5305b MH |
5863 | |
5864 | hci_dev_unlock(hdev); | |
5865 | ||
5866 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_ADV_FEATURES, | |
5867 | MGMT_STATUS_SUCCESS, rp, rp_len); | |
5868 | ||
5869 | kfree(rp); | |
5870 | ||
5871 | return err; | |
5872 | } | |
5873 | ||
4117ed70 | 5874 | static bool tlv_data_is_valid(struct hci_dev *hdev, u32 adv_flags, u8 *data, |
b44133ff | 5875 | u8 len, bool is_adv_data) |
24b4f38f | 5876 | { |
4117ed70 | 5877 | u8 max_len = HCI_MAX_AD_LENGTH; |
24b4f38f | 5878 | int i, cur_len; |
b44133ff | 5879 | bool flags_managed = false; |
5507e358 | 5880 | bool tx_power_managed = false; |
24b4f38f | 5881 | |
31a3248d MH |
5882 | if (is_adv_data) { |
5883 | if (adv_flags & (MGMT_ADV_FLAG_DISCOV | | |
5884 | MGMT_ADV_FLAG_LIMITED_DISCOV | | |
5885 | MGMT_ADV_FLAG_MANAGED_FLAGS)) { | |
5886 | flags_managed = true; | |
5887 | max_len -= 3; | |
5888 | } | |
24b4f38f | 5889 | |
31a3248d MH |
5890 | if (adv_flags & MGMT_ADV_FLAG_TX_POWER) { |
5891 | tx_power_managed = true; | |
5892 | max_len -= 3; | |
5893 | } | |
5507e358 AU |
5894 | } |
5895 | ||
4117ed70 | 5896 | if (len > max_len) |
24b4f38f AU |
5897 | return false; |
5898 | ||
4117ed70 AU |
5899 | /* Make sure that the data is correctly formatted. */ |
5900 | for (i = 0, cur_len = 0; i < len; i += (cur_len + 1)) { | |
5901 | cur_len = data[i]; | |
24b4f38f | 5902 | |
b44133ff AU |
5903 | if (flags_managed && data[i + 1] == EIR_FLAGS) |
5904 | return false; | |
5905 | ||
5507e358 AU |
5906 | if (tx_power_managed && data[i + 1] == EIR_TX_POWER) |
5907 | return false; | |
5908 | ||
24b4f38f AU |
5909 | /* If the current field length would exceed the total data |
5910 | * length, then it's invalid. | |
5911 | */ | |
4117ed70 | 5912 | if (i + cur_len >= len) |
24b4f38f AU |
5913 | return false; |
5914 | } | |
5915 | ||
5916 | return true; | |
5917 | } | |
5918 | ||
24b4f38f AU |
5919 | static void add_advertising_complete(struct hci_dev *hdev, u8 status, |
5920 | u16 opcode) | |
5921 | { | |
5922 | struct mgmt_pending_cmd *cmd; | |
fffd38bc | 5923 | struct mgmt_cp_add_advertising *cp; |
24b4f38f | 5924 | struct mgmt_rp_add_advertising rp; |
fffd38bc FG |
5925 | struct adv_info *adv_instance, *n; |
5926 | u8 instance; | |
24b4f38f AU |
5927 | |
5928 | BT_DBG("status %d", status); | |
5929 | ||
5930 | hci_dev_lock(hdev); | |
5931 | ||
5932 | cmd = pending_find(MGMT_OP_ADD_ADVERTISING, hdev); | |
5933 | ||
fffd38bc FG |
5934 | list_for_each_entry_safe(adv_instance, n, &hdev->adv_instances, list) { |
5935 | if (!adv_instance->pending) | |
5936 | continue; | |
5937 | ||
5938 | if (!status) { | |
5939 | adv_instance->pending = false; | |
5940 | continue; | |
5941 | } | |
5942 | ||
5943 | instance = adv_instance->instance; | |
5944 | ||
5945 | if (hdev->cur_adv_instance == instance) | |
5946 | cancel_adv_timeout(hdev); | |
5947 | ||
5948 | hci_remove_adv_instance(hdev, instance); | |
f2252570 | 5949 | mgmt_advertising_removed(cmd ? cmd->sk : NULL, hdev, instance); |
24b4f38f AU |
5950 | } |
5951 | ||
5952 | if (!cmd) | |
5953 | goto unlock; | |
5954 | ||
fffd38bc FG |
5955 | cp = cmd->param; |
5956 | rp.instance = cp->instance; | |
24b4f38f AU |
5957 | |
5958 | if (status) | |
5959 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, | |
5960 | mgmt_status(status)); | |
5961 | else | |
5962 | mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, | |
5963 | mgmt_status(status), &rp, sizeof(rp)); | |
5964 | ||
5965 | mgmt_pending_remove(cmd); | |
5966 | ||
5967 | unlock: | |
5968 | hci_dev_unlock(hdev); | |
5969 | } | |
5970 | ||
5971 | static int add_advertising(struct sock *sk, struct hci_dev *hdev, | |
5972 | void *data, u16 data_len) | |
5973 | { | |
5974 | struct mgmt_cp_add_advertising *cp = data; | |
5975 | struct mgmt_rp_add_advertising rp; | |
5976 | u32 flags; | |
089fa8c0 | 5977 | u32 supported_flags; |
24b4f38f | 5978 | u8 status; |
fffd38bc FG |
5979 | u16 timeout, duration; |
5980 | unsigned int prev_instance_cnt = hdev->adv_instance_cnt; | |
5981 | u8 schedule_instance = 0; | |
5982 | struct adv_info *next_instance; | |
24b4f38f AU |
5983 | int err; |
5984 | struct mgmt_pending_cmd *cmd; | |
5985 | struct hci_request req; | |
5986 | ||
5987 | BT_DBG("%s", hdev->name); | |
5988 | ||
5989 | status = mgmt_le_support(hdev); | |
5990 | if (status) | |
5991 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, | |
5992 | status); | |
5993 | ||
ceff86af | 5994 | if (cp->instance < 1 || cp->instance > HCI_MAX_ADV_INSTANCES) |
6a0e7807 JH |
5995 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, |
5996 | MGMT_STATUS_INVALID_PARAMS); | |
5997 | ||
5998 | if (data_len != sizeof(*cp) + cp->adv_data_len + cp->scan_rsp_len) | |
ceff86af MH |
5999 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, |
6000 | MGMT_STATUS_INVALID_PARAMS); | |
6001 | ||
24b4f38f | 6002 | flags = __le32_to_cpu(cp->flags); |
912098a6 | 6003 | timeout = __le16_to_cpu(cp->timeout); |
fffd38bc | 6004 | duration = __le16_to_cpu(cp->duration); |
24b4f38f | 6005 | |
fffd38bc FG |
6006 | /* The current implementation only supports a subset of the specified |
6007 | * flags. | |
089fa8c0 AU |
6008 | */ |
6009 | supported_flags = get_supported_adv_flags(hdev); | |
fffd38bc | 6010 | if (flags & ~supported_flags) |
24b4f38f AU |
6011 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, |
6012 | MGMT_STATUS_INVALID_PARAMS); | |
6013 | ||
6014 | hci_dev_lock(hdev); | |
6015 | ||
912098a6 AU |
6016 | if (timeout && !hdev_is_powered(hdev)) { |
6017 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, | |
6018 | MGMT_STATUS_REJECTED); | |
6019 | goto unlock; | |
6020 | } | |
6021 | ||
24b4f38f | 6022 | if (pending_find(MGMT_OP_ADD_ADVERTISING, hdev) || |
da929335 | 6023 | pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev) || |
24b4f38f AU |
6024 | pending_find(MGMT_OP_SET_LE, hdev)) { |
6025 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, | |
6026 | MGMT_STATUS_BUSY); | |
6027 | goto unlock; | |
6028 | } | |
6029 | ||
b44133ff | 6030 | if (!tlv_data_is_valid(hdev, flags, cp->data, cp->adv_data_len, true) || |
4117ed70 | 6031 | !tlv_data_is_valid(hdev, flags, cp->data + cp->adv_data_len, |
b44133ff | 6032 | cp->scan_rsp_len, false)) { |
24b4f38f AU |
6033 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, |
6034 | MGMT_STATUS_INVALID_PARAMS); | |
6035 | goto unlock; | |
6036 | } | |
6037 | ||
fffd38bc FG |
6038 | err = hci_add_adv_instance(hdev, cp->instance, flags, |
6039 | cp->adv_data_len, cp->data, | |
6040 | cp->scan_rsp_len, | |
6041 | cp->data + cp->adv_data_len, | |
6042 | timeout, duration); | |
6043 | if (err < 0) { | |
6044 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, | |
6045 | MGMT_STATUS_FAILED); | |
6046 | goto unlock; | |
6047 | } | |
24b4f38f | 6048 | |
fffd38bc FG |
6049 | /* Only trigger an advertising added event if a new instance was |
6050 | * actually added. | |
6051 | */ | |
6052 | if (hdev->adv_instance_cnt > prev_instance_cnt) | |
f2252570 | 6053 | mgmt_advertising_added(sk, hdev, cp->instance); |
912098a6 | 6054 | |
fffd38bc FG |
6055 | if (hdev->cur_adv_instance == cp->instance) { |
6056 | /* If the currently advertised instance is being changed then | |
6057 | * cancel the current advertising and schedule the next | |
6058 | * instance. If there is only one instance then the overridden | |
6059 | * advertising data will be visible right away. | |
6060 | */ | |
6061 | cancel_adv_timeout(hdev); | |
912098a6 | 6062 | |
fffd38bc FG |
6063 | next_instance = hci_get_next_instance(hdev, cp->instance); |
6064 | if (next_instance) | |
6065 | schedule_instance = next_instance->instance; | |
6066 | } else if (!hdev->adv_instance_timeout) { | |
6067 | /* Immediately advertise the new instance if no other | |
6068 | * instance is currently being advertised. | |
6069 | */ | |
6070 | schedule_instance = cp->instance; | |
6071 | } | |
24b4f38f | 6072 | |
fffd38bc FG |
6073 | /* If the HCI_ADVERTISING flag is set or the device isn't powered or |
6074 | * there is no instance to be advertised then we have no HCI | |
6075 | * communication to make. Simply return. | |
24b4f38f AU |
6076 | */ |
6077 | if (!hdev_is_powered(hdev) || | |
fffd38bc FG |
6078 | hci_dev_test_flag(hdev, HCI_ADVERTISING) || |
6079 | !schedule_instance) { | |
6080 | rp.instance = cp->instance; | |
24b4f38f AU |
6081 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, |
6082 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
6083 | goto unlock; | |
6084 | } | |
6085 | ||
6086 | /* We're good to go, update advertising data, parameters, and start | |
6087 | * advertising. | |
6088 | */ | |
6089 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_ADVERTISING, hdev, data, | |
6090 | data_len); | |
6091 | if (!cmd) { | |
6092 | err = -ENOMEM; | |
6093 | goto unlock; | |
6094 | } | |
6095 | ||
6096 | hci_req_init(&req, hdev); | |
6097 | ||
f2252570 | 6098 | err = __hci_req_schedule_adv_instance(&req, schedule_instance, true); |
fffd38bc FG |
6099 | |
6100 | if (!err) | |
6101 | err = hci_req_run(&req, add_advertising_complete); | |
24b4f38f | 6102 | |
24b4f38f AU |
6103 | if (err < 0) |
6104 | mgmt_pending_remove(cmd); | |
6105 | ||
6106 | unlock: | |
6107 | hci_dev_unlock(hdev); | |
6108 | ||
6109 | return err; | |
6110 | } | |
6111 | ||
da929335 AU |
6112 | static void remove_advertising_complete(struct hci_dev *hdev, u8 status, |
6113 | u16 opcode) | |
6114 | { | |
6115 | struct mgmt_pending_cmd *cmd; | |
01948331 | 6116 | struct mgmt_cp_remove_advertising *cp; |
da929335 AU |
6117 | struct mgmt_rp_remove_advertising rp; |
6118 | ||
6119 | BT_DBG("status %d", status); | |
6120 | ||
6121 | hci_dev_lock(hdev); | |
6122 | ||
6123 | /* A failure status here only means that we failed to disable | |
6124 | * advertising. Otherwise, the advertising instance has been removed, | |
6125 | * so report success. | |
6126 | */ | |
6127 | cmd = pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev); | |
6128 | if (!cmd) | |
6129 | goto unlock; | |
6130 | ||
01948331 FG |
6131 | cp = cmd->param; |
6132 | rp.instance = cp->instance; | |
da929335 AU |
6133 | |
6134 | mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, MGMT_STATUS_SUCCESS, | |
6135 | &rp, sizeof(rp)); | |
6136 | mgmt_pending_remove(cmd); | |
6137 | ||
6138 | unlock: | |
6139 | hci_dev_unlock(hdev); | |
6140 | } | |
6141 | ||
6142 | static int remove_advertising(struct sock *sk, struct hci_dev *hdev, | |
6143 | void *data, u16 data_len) | |
6144 | { | |
6145 | struct mgmt_cp_remove_advertising *cp = data; | |
6146 | struct mgmt_rp_remove_advertising rp; | |
da929335 AU |
6147 | struct mgmt_pending_cmd *cmd; |
6148 | struct hci_request req; | |
952497b1 | 6149 | int err; |
da929335 AU |
6150 | |
6151 | BT_DBG("%s", hdev->name); | |
6152 | ||
da929335 AU |
6153 | hci_dev_lock(hdev); |
6154 | ||
952497b1 | 6155 | if (cp->instance && !hci_find_adv_instance(hdev, cp->instance)) { |
01948331 FG |
6156 | err = mgmt_cmd_status(sk, hdev->id, |
6157 | MGMT_OP_REMOVE_ADVERTISING, | |
6158 | MGMT_STATUS_INVALID_PARAMS); | |
6159 | goto unlock; | |
6160 | } | |
6161 | ||
da929335 AU |
6162 | if (pending_find(MGMT_OP_ADD_ADVERTISING, hdev) || |
6163 | pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev) || | |
6164 | pending_find(MGMT_OP_SET_LE, hdev)) { | |
6165 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING, | |
6166 | MGMT_STATUS_BUSY); | |
6167 | goto unlock; | |
6168 | } | |
6169 | ||
17fd08ff | 6170 | if (list_empty(&hdev->adv_instances)) { |
da929335 AU |
6171 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING, |
6172 | MGMT_STATUS_INVALID_PARAMS); | |
6173 | goto unlock; | |
6174 | } | |
6175 | ||
01948331 | 6176 | hci_req_init(&req, hdev); |
da929335 | 6177 | |
f2252570 | 6178 | hci_req_clear_adv_instance(hdev, &req, cp->instance, true); |
da929335 | 6179 | |
01948331 | 6180 | if (list_empty(&hdev->adv_instances)) |
f2252570 | 6181 | __hci_req_disable_advertising(&req); |
da929335 | 6182 | |
01948331 FG |
6183 | /* If no HCI commands have been collected so far or the HCI_ADVERTISING |
6184 | * flag is set or the device isn't powered then we have no HCI | |
6185 | * communication to make. Simply return. | |
da929335 | 6186 | */ |
01948331 FG |
6187 | if (skb_queue_empty(&req.cmd_q) || |
6188 | !hdev_is_powered(hdev) || | |
da929335 | 6189 | hci_dev_test_flag(hdev, HCI_ADVERTISING)) { |
01948331 | 6190 | rp.instance = cp->instance; |
da929335 AU |
6191 | err = mgmt_cmd_complete(sk, hdev->id, |
6192 | MGMT_OP_REMOVE_ADVERTISING, | |
6193 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
6194 | goto unlock; | |
6195 | } | |
6196 | ||
6197 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_ADVERTISING, hdev, data, | |
6198 | data_len); | |
6199 | if (!cmd) { | |
6200 | err = -ENOMEM; | |
6201 | goto unlock; | |
6202 | } | |
6203 | ||
da929335 AU |
6204 | err = hci_req_run(&req, remove_advertising_complete); |
6205 | if (err < 0) | |
6206 | mgmt_pending_remove(cmd); | |
6207 | ||
6208 | unlock: | |
6209 | hci_dev_unlock(hdev); | |
6210 | ||
6211 | return err; | |
6212 | } | |
6213 | ||
40b25fe5 MH |
6214 | static u8 tlv_data_max_len(u32 adv_flags, bool is_adv_data) |
6215 | { | |
6216 | u8 max_len = HCI_MAX_AD_LENGTH; | |
6217 | ||
6218 | if (is_adv_data) { | |
6219 | if (adv_flags & (MGMT_ADV_FLAG_DISCOV | | |
6220 | MGMT_ADV_FLAG_LIMITED_DISCOV | | |
6221 | MGMT_ADV_FLAG_MANAGED_FLAGS)) | |
6222 | max_len -= 3; | |
6223 | ||
6224 | if (adv_flags & MGMT_ADV_FLAG_TX_POWER) | |
6225 | max_len -= 3; | |
6226 | } | |
6227 | ||
6228 | return max_len; | |
6229 | } | |
6230 | ||
6231 | static int get_adv_size_info(struct sock *sk, struct hci_dev *hdev, | |
6232 | void *data, u16 data_len) | |
6233 | { | |
6234 | struct mgmt_cp_get_adv_size_info *cp = data; | |
6235 | struct mgmt_rp_get_adv_size_info rp; | |
6236 | u32 flags, supported_flags; | |
6237 | int err; | |
6238 | ||
6239 | BT_DBG("%s", hdev->name); | |
6240 | ||
6241 | if (!lmp_le_capable(hdev)) | |
6242 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, | |
6243 | MGMT_STATUS_REJECTED); | |
6244 | ||
6245 | if (cp->instance < 1 || cp->instance > HCI_MAX_ADV_INSTANCES) | |
6246 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, | |
6247 | MGMT_STATUS_INVALID_PARAMS); | |
6248 | ||
6249 | flags = __le32_to_cpu(cp->flags); | |
6250 | ||
6251 | /* The current implementation only supports a subset of the specified | |
6252 | * flags. | |
6253 | */ | |
6254 | supported_flags = get_supported_adv_flags(hdev); | |
6255 | if (flags & ~supported_flags) | |
6256 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, | |
6257 | MGMT_STATUS_INVALID_PARAMS); | |
6258 | ||
6259 | rp.instance = cp->instance; | |
6260 | rp.flags = cp->flags; | |
6261 | rp.max_adv_data_len = tlv_data_max_len(flags, true); | |
6262 | rp.max_scan_rsp_len = tlv_data_max_len(flags, false); | |
6263 | ||
6264 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, | |
6265 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
6266 | ||
6267 | return err; | |
6268 | } | |
6269 | ||
6d785aa3 | 6270 | static const struct hci_mgmt_handler mgmt_handlers[] = { |
0f4e68cf | 6271 | { NULL }, /* 0x0000 (no command) */ |
b9a245fb | 6272 | { read_version, MGMT_READ_VERSION_SIZE, |
c91041dc MH |
6273 | HCI_MGMT_NO_HDEV | |
6274 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb | 6275 | { read_commands, MGMT_READ_COMMANDS_SIZE, |
c91041dc MH |
6276 | HCI_MGMT_NO_HDEV | |
6277 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb | 6278 | { read_index_list, MGMT_READ_INDEX_LIST_SIZE, |
c91041dc MH |
6279 | HCI_MGMT_NO_HDEV | |
6280 | HCI_MGMT_UNTRUSTED }, | |
6281 | { read_controller_info, MGMT_READ_INFO_SIZE, | |
6282 | HCI_MGMT_UNTRUSTED }, | |
7aea8616 MH |
6283 | { set_powered, MGMT_SETTING_SIZE }, |
6284 | { set_discoverable, MGMT_SET_DISCOVERABLE_SIZE }, | |
6285 | { set_connectable, MGMT_SETTING_SIZE }, | |
6286 | { set_fast_connectable, MGMT_SETTING_SIZE }, | |
6287 | { set_bondable, MGMT_SETTING_SIZE }, | |
6288 | { set_link_security, MGMT_SETTING_SIZE }, | |
6289 | { set_ssp, MGMT_SETTING_SIZE }, | |
6290 | { set_hs, MGMT_SETTING_SIZE }, | |
6291 | { set_le, MGMT_SETTING_SIZE }, | |
6292 | { set_dev_class, MGMT_SET_DEV_CLASS_SIZE }, | |
6293 | { set_local_name, MGMT_SET_LOCAL_NAME_SIZE }, | |
6294 | { add_uuid, MGMT_ADD_UUID_SIZE }, | |
6295 | { remove_uuid, MGMT_REMOVE_UUID_SIZE }, | |
b9a245fb JH |
6296 | { load_link_keys, MGMT_LOAD_LINK_KEYS_SIZE, |
6297 | HCI_MGMT_VAR_LEN }, | |
6298 | { load_long_term_keys, MGMT_LOAD_LONG_TERM_KEYS_SIZE, | |
6299 | HCI_MGMT_VAR_LEN }, | |
7aea8616 MH |
6300 | { disconnect, MGMT_DISCONNECT_SIZE }, |
6301 | { get_connections, MGMT_GET_CONNECTIONS_SIZE }, | |
6302 | { pin_code_reply, MGMT_PIN_CODE_REPLY_SIZE }, | |
6303 | { pin_code_neg_reply, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
6304 | { set_io_capability, MGMT_SET_IO_CAPABILITY_SIZE }, | |
6305 | { pair_device, MGMT_PAIR_DEVICE_SIZE }, | |
6306 | { cancel_pair_device, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
6307 | { unpair_device, MGMT_UNPAIR_DEVICE_SIZE }, | |
6308 | { user_confirm_reply, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
6309 | { user_confirm_neg_reply, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
6310 | { user_passkey_reply, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
6311 | { user_passkey_neg_reply, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
b9a245fb JH |
6312 | { read_local_oob_data, MGMT_READ_LOCAL_OOB_DATA_SIZE }, |
6313 | { add_remote_oob_data, MGMT_ADD_REMOTE_OOB_DATA_SIZE, | |
6314 | HCI_MGMT_VAR_LEN }, | |
7aea8616 MH |
6315 | { remove_remote_oob_data, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
6316 | { start_discovery, MGMT_START_DISCOVERY_SIZE }, | |
6317 | { stop_discovery, MGMT_STOP_DISCOVERY_SIZE }, | |
6318 | { confirm_name, MGMT_CONFIRM_NAME_SIZE }, | |
6319 | { block_device, MGMT_BLOCK_DEVICE_SIZE }, | |
6320 | { unblock_device, MGMT_UNBLOCK_DEVICE_SIZE }, | |
6321 | { set_device_id, MGMT_SET_DEVICE_ID_SIZE }, | |
6322 | { set_advertising, MGMT_SETTING_SIZE }, | |
6323 | { set_bredr, MGMT_SETTING_SIZE }, | |
6324 | { set_static_address, MGMT_SET_STATIC_ADDRESS_SIZE }, | |
6325 | { set_scan_params, MGMT_SET_SCAN_PARAMS_SIZE }, | |
6326 | { set_secure_conn, MGMT_SETTING_SIZE }, | |
6327 | { set_debug_keys, MGMT_SETTING_SIZE }, | |
6328 | { set_privacy, MGMT_SET_PRIVACY_SIZE }, | |
b9a245fb JH |
6329 | { load_irks, MGMT_LOAD_IRKS_SIZE, |
6330 | HCI_MGMT_VAR_LEN }, | |
7aea8616 MH |
6331 | { get_conn_info, MGMT_GET_CONN_INFO_SIZE }, |
6332 | { get_clock_info, MGMT_GET_CLOCK_INFO_SIZE }, | |
6333 | { add_device, MGMT_ADD_DEVICE_SIZE }, | |
6334 | { remove_device, MGMT_REMOVE_DEVICE_SIZE }, | |
b9a245fb JH |
6335 | { load_conn_param, MGMT_LOAD_CONN_PARAM_SIZE, |
6336 | HCI_MGMT_VAR_LEN }, | |
6337 | { read_unconf_index_list, MGMT_READ_UNCONF_INDEX_LIST_SIZE, | |
c91041dc MH |
6338 | HCI_MGMT_NO_HDEV | |
6339 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb | 6340 | { read_config_info, MGMT_READ_CONFIG_INFO_SIZE, |
c91041dc MH |
6341 | HCI_MGMT_UNCONFIGURED | |
6342 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb JH |
6343 | { set_external_config, MGMT_SET_EXTERNAL_CONFIG_SIZE, |
6344 | HCI_MGMT_UNCONFIGURED }, | |
6345 | { set_public_address, MGMT_SET_PUBLIC_ADDRESS_SIZE, | |
6346 | HCI_MGMT_UNCONFIGURED }, | |
6347 | { start_service_discovery, MGMT_START_SERVICE_DISCOVERY_SIZE, | |
6348 | HCI_MGMT_VAR_LEN }, | |
4f0f155c | 6349 | { read_local_oob_ext_data, MGMT_READ_LOCAL_OOB_EXT_DATA_SIZE }, |
96f1474a | 6350 | { read_ext_index_list, MGMT_READ_EXT_INDEX_LIST_SIZE, |
c91041dc MH |
6351 | HCI_MGMT_NO_HDEV | |
6352 | HCI_MGMT_UNTRUSTED }, | |
d3d5305b | 6353 | { read_adv_features, MGMT_READ_ADV_FEATURES_SIZE }, |
24b4f38f AU |
6354 | { add_advertising, MGMT_ADD_ADVERTISING_SIZE, |
6355 | HCI_MGMT_VAR_LEN }, | |
da929335 | 6356 | { remove_advertising, MGMT_REMOVE_ADVERTISING_SIZE }, |
40b25fe5 | 6357 | { get_adv_size_info, MGMT_GET_ADV_SIZE_INFO_SIZE }, |
78b781ca | 6358 | { start_limited_discovery, MGMT_START_DISCOVERY_SIZE }, |
0f4e68cf JH |
6359 | }; |
6360 | ||
bf6b56db | 6361 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 6362 | { |
ced85549 | 6363 | struct mgmt_ev_ext_index ev; |
bb4b2a9a | 6364 | |
0602a8ad MH |
6365 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
6366 | return; | |
6367 | ||
f9207338 MH |
6368 | switch (hdev->dev_type) { |
6369 | case HCI_BREDR: | |
6370 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { | |
6371 | mgmt_index_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev, | |
6372 | NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS); | |
ced85549 | 6373 | ev.type = 0x01; |
f9207338 MH |
6374 | } else { |
6375 | mgmt_index_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, | |
6376 | HCI_MGMT_INDEX_EVENTS); | |
ced85549 | 6377 | ev.type = 0x00; |
f9207338 MH |
6378 | } |
6379 | break; | |
ced85549 MH |
6380 | case HCI_AMP: |
6381 | ev.type = 0x02; | |
6382 | break; | |
6383 | default: | |
6384 | return; | |
f9207338 | 6385 | } |
ced85549 MH |
6386 | |
6387 | ev.bus = hdev->bus; | |
6388 | ||
6389 | mgmt_index_event(MGMT_EV_EXT_INDEX_ADDED, hdev, &ev, sizeof(ev), | |
6390 | HCI_MGMT_EXT_INDEX_EVENTS); | |
c71e97bf JH |
6391 | } |
6392 | ||
bf6b56db | 6393 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 6394 | { |
ced85549 | 6395 | struct mgmt_ev_ext_index ev; |
5f159032 | 6396 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 6397 | |
0602a8ad MH |
6398 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
6399 | return; | |
6400 | ||
f9207338 MH |
6401 | switch (hdev->dev_type) { |
6402 | case HCI_BREDR: | |
6403 | mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); | |
b24752fe | 6404 | |
f9207338 MH |
6405 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { |
6406 | mgmt_index_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev, | |
6407 | NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS); | |
ced85549 | 6408 | ev.type = 0x01; |
f9207338 MH |
6409 | } else { |
6410 | mgmt_index_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, | |
6411 | HCI_MGMT_INDEX_EVENTS); | |
ced85549 | 6412 | ev.type = 0x00; |
f9207338 MH |
6413 | } |
6414 | break; | |
ced85549 MH |
6415 | case HCI_AMP: |
6416 | ev.type = 0x02; | |
6417 | break; | |
6418 | default: | |
6419 | return; | |
f9207338 | 6420 | } |
ced85549 MH |
6421 | |
6422 | ev.bus = hdev->bus; | |
6423 | ||
6424 | mgmt_index_event(MGMT_EV_EXT_INDEX_REMOVED, hdev, &ev, sizeof(ev), | |
6425 | HCI_MGMT_EXT_INDEX_EVENTS); | |
eec8d2bc JH |
6426 | } |
6427 | ||
6046dc3e | 6428 | /* This function requires the caller holds hdev->lock */ |
af02dd44 | 6429 | static void restart_le_actions(struct hci_dev *hdev) |
6046dc3e AG |
6430 | { |
6431 | struct hci_conn_params *p; | |
6432 | ||
6433 | list_for_each_entry(p, &hdev->le_conn_params, list) { | |
d7347f3c JH |
6434 | /* Needed for AUTO_OFF case where might not "really" |
6435 | * have been powered off. | |
6436 | */ | |
6437 | list_del_init(&p->action); | |
6438 | ||
6439 | switch (p->auto_connect) { | |
4b9e7e75 | 6440 | case HCI_AUTO_CONN_DIRECT: |
d7347f3c JH |
6441 | case HCI_AUTO_CONN_ALWAYS: |
6442 | list_add(&p->action, &hdev->pend_le_conns); | |
6443 | break; | |
6444 | case HCI_AUTO_CONN_REPORT: | |
6445 | list_add(&p->action, &hdev->pend_le_reports); | |
6446 | break; | |
6447 | default: | |
6448 | break; | |
c83ed19d | 6449 | } |
6046dc3e AG |
6450 | } |
6451 | } | |
6452 | ||
2ff13894 | 6453 | void mgmt_power_on(struct hci_dev *hdev, int err) |
229ab39c JH |
6454 | { |
6455 | struct cmd_lookup match = { NULL, hdev }; | |
6456 | ||
2ff13894 | 6457 | BT_DBG("err %d", err); |
229ab39c | 6458 | |
2ff13894 JH |
6459 | hci_dev_lock(hdev); |
6460 | ||
6461 | if (!err) { | |
af02dd44 JH |
6462 | restart_le_actions(hdev); |
6463 | hci_update_background_scan(hdev); | |
162a3bac MH |
6464 | } |
6465 | ||
229ab39c JH |
6466 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
6467 | ||
6468 | new_settings(hdev, match.sk); | |
6469 | ||
229ab39c JH |
6470 | if (match.sk) |
6471 | sock_put(match.sk); | |
229ab39c | 6472 | |
2ff13894 | 6473 | hci_dev_unlock(hdev); |
70da6243 | 6474 | } |
562fcc24 | 6475 | |
2ff13894 | 6476 | void __mgmt_power_off(struct hci_dev *hdev) |
70da6243 JH |
6477 | { |
6478 | struct cmd_lookup match = { NULL, hdev }; | |
9845904f | 6479 | u8 status, zero_cod[] = { 0, 0, 0 }; |
b24752fe | 6480 | |
229ab39c | 6481 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
9845904f JH |
6482 | |
6483 | /* If the power off is because of hdev unregistration let | |
6484 | * use the appropriate INVALID_INDEX status. Otherwise use | |
6485 | * NOT_POWERED. We cover both scenarios here since later in | |
6486 | * mgmt_index_removed() any hci_conn callbacks will have already | |
6487 | * been triggered, potentially causing misleading DISCONNECTED | |
6488 | * status responses. | |
6489 | */ | |
d7a5a11d | 6490 | if (hci_dev_test_flag(hdev, HCI_UNREGISTER)) |
9845904f JH |
6491 | status = MGMT_STATUS_INVALID_INDEX; |
6492 | else | |
6493 | status = MGMT_STATUS_NOT_POWERED; | |
6494 | ||
6495 | mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); | |
229ab39c JH |
6496 | |
6497 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
f6b7712e MH |
6498 | mgmt_generic_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, |
6499 | zero_cod, sizeof(zero_cod), NULL); | |
229ab39c | 6500 | |
2ff13894 | 6501 | new_settings(hdev, match.sk); |
eec8d2bc JH |
6502 | |
6503 | if (match.sk) | |
6504 | sock_put(match.sk); | |
5add6af8 | 6505 | } |
73f22f62 | 6506 | |
3eec705e | 6507 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc | 6508 | { |
3b0602cd | 6509 | struct mgmt_pending_cmd *cmd; |
96570ffc JH |
6510 | u8 status; |
6511 | ||
333ae95d | 6512 | cmd = pending_find(MGMT_OP_SET_POWERED, hdev); |
96570ffc | 6513 | if (!cmd) |
3eec705e | 6514 | return; |
96570ffc JH |
6515 | |
6516 | if (err == -ERFKILL) | |
6517 | status = MGMT_STATUS_RFKILLED; | |
6518 | else | |
6519 | status = MGMT_STATUS_FAILED; | |
6520 | ||
a69e8375 | 6521 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
6522 | |
6523 | mgmt_pending_remove(cmd); | |
96570ffc JH |
6524 | } |
6525 | ||
dc4a5ee2 MH |
6526 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
6527 | bool persistent) | |
55ed8ca1 | 6528 | { |
86742e1e | 6529 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 6530 | |
a492cd52 | 6531 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 6532 | |
a492cd52 | 6533 | ev.store_hint = persistent; |
d753fdc4 | 6534 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 6535 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 6536 | ev.key.type = key->type; |
9b3b4460 | 6537 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 6538 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 6539 | |
dc4a5ee2 | 6540 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 6541 | } |
f7520543 | 6542 | |
d7b25450 JH |
6543 | static u8 mgmt_ltk_type(struct smp_ltk *ltk) |
6544 | { | |
23fb8de3 JH |
6545 | switch (ltk->type) { |
6546 | case SMP_LTK: | |
6547 | case SMP_LTK_SLAVE: | |
6548 | if (ltk->authenticated) | |
6549 | return MGMT_LTK_AUTHENTICATED; | |
6550 | return MGMT_LTK_UNAUTHENTICATED; | |
6551 | case SMP_LTK_P256: | |
6552 | if (ltk->authenticated) | |
6553 | return MGMT_LTK_P256_AUTH; | |
6554 | return MGMT_LTK_P256_UNAUTH; | |
6555 | case SMP_LTK_P256_DEBUG: | |
6556 | return MGMT_LTK_P256_DEBUG; | |
6557 | } | |
d7b25450 JH |
6558 | |
6559 | return MGMT_LTK_UNAUTHENTICATED; | |
6560 | } | |
6561 | ||
53ac6ab6 | 6562 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) |
346af67b VCG |
6563 | { |
6564 | struct mgmt_ev_new_long_term_key ev; | |
6565 | ||
6566 | memset(&ev, 0, sizeof(ev)); | |
6567 | ||
5192d301 | 6568 | /* Devices using resolvable or non-resolvable random addresses |
f72186d2 | 6569 | * without providing an identity resolving key don't require |
5192d301 MH |
6570 | * to store long term keys. Their addresses will change the |
6571 | * next time around. | |
6572 | * | |
6573 | * Only when a remote device provides an identity address | |
6574 | * make sure the long term key is stored. If the remote | |
6575 | * identity is known, the long term keys are internally | |
6576 | * mapped to the identity address. So allow static random | |
6577 | * and public addresses here. | |
6578 | */ | |
ba74b666 JH |
6579 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
6580 | (key->bdaddr.b[5] & 0xc0) != 0xc0) | |
6581 | ev.store_hint = 0x00; | |
6582 | else | |
53ac6ab6 | 6583 | ev.store_hint = persistent; |
ba74b666 | 6584 | |
346af67b | 6585 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
57c1477c | 6586 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
d7b25450 | 6587 | ev.key.type = mgmt_ltk_type(key); |
346af67b VCG |
6588 | ev.key.enc_size = key->enc_size; |
6589 | ev.key.ediv = key->ediv; | |
fe39c7b2 | 6590 | ev.key.rand = key->rand; |
346af67b | 6591 | |
2ceba539 | 6592 | if (key->type == SMP_LTK) |
346af67b VCG |
6593 | ev.key.master = 1; |
6594 | ||
1fc62c52 JH |
6595 | /* Make sure we copy only the significant bytes based on the |
6596 | * encryption key size, and set the rest of the value to zeroes. | |
6597 | */ | |
cb92205b | 6598 | memcpy(ev.key.val, key->val, key->enc_size); |
1fc62c52 JH |
6599 | memset(ev.key.val + key->enc_size, 0, |
6600 | sizeof(ev.key.val) - key->enc_size); | |
346af67b | 6601 | |
083368f7 | 6602 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
6603 | } |
6604 | ||
cad20c27 | 6605 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent) |
95fbac8a JH |
6606 | { |
6607 | struct mgmt_ev_new_irk ev; | |
6608 | ||
6609 | memset(&ev, 0, sizeof(ev)); | |
6610 | ||
cad20c27 | 6611 | ev.store_hint = persistent; |
bab6d1e5 | 6612 | |
95fbac8a JH |
6613 | bacpy(&ev.rpa, &irk->rpa); |
6614 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); | |
6615 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); | |
6616 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); | |
6617 | ||
6618 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); | |
6619 | } | |
6620 | ||
53ac6ab6 MH |
6621 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
6622 | bool persistent) | |
7ee4ea36 MH |
6623 | { |
6624 | struct mgmt_ev_new_csrk ev; | |
6625 | ||
6626 | memset(&ev, 0, sizeof(ev)); | |
6627 | ||
6628 | /* Devices using resolvable or non-resolvable random addresses | |
f72186d2 | 6629 | * without providing an identity resolving key don't require |
7ee4ea36 MH |
6630 | * to store signature resolving keys. Their addresses will change |
6631 | * the next time around. | |
6632 | * | |
6633 | * Only when a remote device provides an identity address | |
6634 | * make sure the signature resolving key is stored. So allow | |
6635 | * static random and public addresses here. | |
6636 | */ | |
6637 | if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && | |
6638 | (csrk->bdaddr.b[5] & 0xc0) != 0xc0) | |
6639 | ev.store_hint = 0x00; | |
6640 | else | |
53ac6ab6 | 6641 | ev.store_hint = persistent; |
7ee4ea36 MH |
6642 | |
6643 | bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); | |
6644 | ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); | |
4cd3928a | 6645 | ev.key.type = csrk->type; |
7ee4ea36 MH |
6646 | memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); |
6647 | ||
6648 | mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); | |
6649 | } | |
6650 | ||
ffb5a827 | 6651 | void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, |
f4869e2a JH |
6652 | u8 bdaddr_type, u8 store_hint, u16 min_interval, |
6653 | u16 max_interval, u16 latency, u16 timeout) | |
ffb5a827 AG |
6654 | { |
6655 | struct mgmt_ev_new_conn_param ev; | |
6656 | ||
c103aea6 JH |
6657 | if (!hci_is_identity_address(bdaddr, bdaddr_type)) |
6658 | return; | |
6659 | ||
ffb5a827 AG |
6660 | memset(&ev, 0, sizeof(ev)); |
6661 | bacpy(&ev.addr.bdaddr, bdaddr); | |
6662 | ev.addr.type = link_to_bdaddr(LE_LINK, bdaddr_type); | |
f4869e2a | 6663 | ev.store_hint = store_hint; |
ffb5a827 AG |
6664 | ev.min_interval = cpu_to_le16(min_interval); |
6665 | ev.max_interval = cpu_to_le16(max_interval); | |
6666 | ev.latency = cpu_to_le16(latency); | |
6667 | ev.timeout = cpu_to_le16(timeout); | |
6668 | ||
6669 | mgmt_event(MGMT_EV_NEW_CONN_PARAM, hdev, &ev, sizeof(ev), NULL); | |
6670 | } | |
6671 | ||
48ec92fa AA |
6672 | void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, |
6673 | u32 flags, u8 *name, u8 name_len) | |
f7520543 | 6674 | { |
b644ba33 JH |
6675 | char buf[512]; |
6676 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
6677 | u16 eir_len = 0; | |
f7520543 | 6678 | |
48ec92fa AA |
6679 | bacpy(&ev->addr.bdaddr, &conn->dst); |
6680 | ev->addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
f7520543 | 6681 | |
c95f0ba7 | 6682 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 6683 | |
fd45ada9 AA |
6684 | /* We must ensure that the EIR Data fields are ordered and |
6685 | * unique. Keep it simple for now and avoid the problem by not | |
6686 | * adding any BR/EDR data to the LE adv. | |
6687 | */ | |
6688 | if (conn->le_adv_data_len > 0) { | |
6689 | memcpy(&ev->eir[eir_len], | |
6690 | conn->le_adv_data, conn->le_adv_data_len); | |
6691 | eir_len = conn->le_adv_data_len; | |
6692 | } else { | |
6693 | if (name_len > 0) | |
6694 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
6695 | name, name_len); | |
b644ba33 | 6696 | |
ddbea5cf | 6697 | if (memcmp(conn->dev_class, "\0\0\0", 3) != 0) |
fd45ada9 AA |
6698 | eir_len = eir_append_data(ev->eir, eir_len, |
6699 | EIR_CLASS_OF_DEV, | |
6700 | conn->dev_class, 3); | |
6701 | } | |
b644ba33 | 6702 | |
eb55ef07 | 6703 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 6704 | |
ecd90ae7 MH |
6705 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
6706 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
6707 | } |
6708 | ||
3b0602cd | 6709 | static void disconnect_rsp(struct mgmt_pending_cmd *cmd, void *data) |
8962ee74 | 6710 | { |
8962ee74 | 6711 | struct sock **sk = data; |
8962ee74 | 6712 | |
f5818c22 | 6713 | cmd->cmd_complete(cmd, 0); |
8962ee74 JH |
6714 | |
6715 | *sk = cmd->sk; | |
6716 | sock_hold(*sk); | |
6717 | ||
a664b5bc | 6718 | mgmt_pending_remove(cmd); |
8962ee74 JH |
6719 | } |
6720 | ||
3b0602cd | 6721 | static void unpair_device_rsp(struct mgmt_pending_cmd *cmd, void *data) |
a8a1d19e | 6722 | { |
b1078ad0 | 6723 | struct hci_dev *hdev = data; |
124f6e35 | 6724 | struct mgmt_cp_unpair_device *cp = cmd->param; |
a8a1d19e | 6725 | |
b1078ad0 JH |
6726 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
6727 | ||
d8b7b1e4 | 6728 | cmd->cmd_complete(cmd, 0); |
a8a1d19e JH |
6729 | mgmt_pending_remove(cmd); |
6730 | } | |
6731 | ||
84c61d92 JH |
6732 | bool mgmt_powering_down(struct hci_dev *hdev) |
6733 | { | |
3b0602cd | 6734 | struct mgmt_pending_cmd *cmd; |
84c61d92 JH |
6735 | struct mgmt_mode *cp; |
6736 | ||
333ae95d | 6737 | cmd = pending_find(MGMT_OP_SET_POWERED, hdev); |
84c61d92 JH |
6738 | if (!cmd) |
6739 | return false; | |
6740 | ||
6741 | cp = cmd->param; | |
6742 | if (!cp->val) | |
6743 | return true; | |
6744 | ||
6745 | return false; | |
6746 | } | |
6747 | ||
9b80ec5e | 6748 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
6749 | u8 link_type, u8 addr_type, u8 reason, |
6750 | bool mgmt_connected) | |
f7520543 | 6751 | { |
f0d6a0ea | 6752 | struct mgmt_ev_device_disconnected ev; |
8962ee74 | 6753 | struct sock *sk = NULL; |
8962ee74 | 6754 | |
84c61d92 JH |
6755 | /* The connection is still in hci_conn_hash so test for 1 |
6756 | * instead of 0 to know if this is the last one. | |
6757 | */ | |
6758 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { | |
6759 | cancel_delayed_work(&hdev->power_off); | |
6760 | queue_work(hdev->req_workqueue, &hdev->power_off.work); | |
8b064a3a JH |
6761 | } |
6762 | ||
12d4a3b2 JH |
6763 | if (!mgmt_connected) |
6764 | return; | |
6765 | ||
57eb776f AG |
6766 | if (link_type != ACL_LINK && link_type != LE_LINK) |
6767 | return; | |
6768 | ||
744cf19e | 6769 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 6770 | |
f0d6a0ea MA |
6771 | bacpy(&ev.addr.bdaddr, bdaddr); |
6772 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
6773 | ev.reason = reason; | |
f7520543 | 6774 | |
9b80ec5e | 6775 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
6776 | |
6777 | if (sk) | |
d97dcb66 | 6778 | sock_put(sk); |
8962ee74 | 6779 | |
124f6e35 | 6780 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 6781 | hdev); |
8962ee74 JH |
6782 | } |
6783 | ||
7892924c MH |
6784 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6785 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 6786 | { |
3655bba8 AG |
6787 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
6788 | struct mgmt_cp_disconnect *cp; | |
3b0602cd | 6789 | struct mgmt_pending_cmd *cmd; |
8962ee74 | 6790 | |
36a75f1b JD |
6791 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
6792 | hdev); | |
6793 | ||
333ae95d | 6794 | cmd = pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 6795 | if (!cmd) |
7892924c | 6796 | return; |
8962ee74 | 6797 | |
3655bba8 AG |
6798 | cp = cmd->param; |
6799 | ||
6800 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
6801 | return; | |
6802 | ||
6803 | if (cp->addr.type != bdaddr_type) | |
6804 | return; | |
6805 | ||
f5818c22 | 6806 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 6807 | mgmt_pending_remove(cmd); |
f7520543 | 6808 | } |
17d5c04c | 6809 | |
445608d0 MH |
6810 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6811 | u8 addr_type, u8 status) | |
17d5c04c JH |
6812 | { |
6813 | struct mgmt_ev_connect_failed ev; | |
c9910d0f | 6814 | |
84c61d92 JH |
6815 | /* The connection is still in hci_conn_hash so test for 1 |
6816 | * instead of 0 to know if this is the last one. | |
6817 | */ | |
6818 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { | |
6819 | cancel_delayed_work(&hdev->power_off); | |
6820 | queue_work(hdev->req_workqueue, &hdev->power_off.work); | |
c9910d0f | 6821 | } |
17d5c04c | 6822 | |
4c659c39 | 6823 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6824 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 6825 | ev.status = mgmt_status(status); |
17d5c04c | 6826 | |
445608d0 | 6827 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 6828 | } |
980e1a53 | 6829 | |
ce0e4a0d | 6830 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
6831 | { |
6832 | struct mgmt_ev_pin_code_request ev; | |
6833 | ||
d8457698 | 6834 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 6835 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 6836 | ev.secure = secure; |
980e1a53 | 6837 | |
ce0e4a0d | 6838 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
6839 | } |
6840 | ||
e669cf80 MH |
6841 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6842 | u8 status) | |
980e1a53 | 6843 | { |
3b0602cd | 6844 | struct mgmt_pending_cmd *cmd; |
980e1a53 | 6845 | |
333ae95d | 6846 | cmd = pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 6847 | if (!cmd) |
e669cf80 | 6848 | return; |
980e1a53 | 6849 | |
7776d1d8 | 6850 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 6851 | mgmt_pending_remove(cmd); |
980e1a53 JH |
6852 | } |
6853 | ||
3eb38528 MH |
6854 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6855 | u8 status) | |
980e1a53 | 6856 | { |
3b0602cd | 6857 | struct mgmt_pending_cmd *cmd; |
980e1a53 | 6858 | |
333ae95d | 6859 | cmd = pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 6860 | if (!cmd) |
3eb38528 | 6861 | return; |
980e1a53 | 6862 | |
7776d1d8 | 6863 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 6864 | mgmt_pending_remove(cmd); |
980e1a53 | 6865 | } |
a5c29683 | 6866 | |
744cf19e | 6867 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 6868 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 6869 | u8 confirm_hint) |
a5c29683 JH |
6870 | { |
6871 | struct mgmt_ev_user_confirm_request ev; | |
6872 | ||
744cf19e | 6873 | BT_DBG("%s", hdev->name); |
a5c29683 | 6874 | |
272d90df | 6875 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6876 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 6877 | ev.confirm_hint = confirm_hint; |
39adbffe | 6878 | ev.value = cpu_to_le32(value); |
a5c29683 | 6879 | |
744cf19e | 6880 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 6881 | NULL); |
a5c29683 JH |
6882 | } |
6883 | ||
272d90df | 6884 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 6885 | u8 link_type, u8 addr_type) |
604086b7 BG |
6886 | { |
6887 | struct mgmt_ev_user_passkey_request ev; | |
6888 | ||
6889 | BT_DBG("%s", hdev->name); | |
6890 | ||
272d90df | 6891 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6892 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
6893 | |
6894 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 6895 | NULL); |
604086b7 BG |
6896 | } |
6897 | ||
0df4c185 | 6898 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
6899 | u8 link_type, u8 addr_type, u8 status, |
6900 | u8 opcode) | |
a5c29683 | 6901 | { |
3b0602cd | 6902 | struct mgmt_pending_cmd *cmd; |
a5c29683 | 6903 | |
333ae95d | 6904 | cmd = pending_find(opcode, hdev); |
a5c29683 JH |
6905 | if (!cmd) |
6906 | return -ENOENT; | |
6907 | ||
7776d1d8 | 6908 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 6909 | mgmt_pending_remove(cmd); |
a5c29683 | 6910 | |
7776d1d8 | 6911 | return 0; |
a5c29683 JH |
6912 | } |
6913 | ||
744cf19e | 6914 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6915 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 6916 | { |
272d90df | 6917 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 6918 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
6919 | } |
6920 | ||
272d90df | 6921 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6922 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 6923 | { |
272d90df | 6924 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
6925 | status, |
6926 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 6927 | } |
2a611692 | 6928 | |
604086b7 | 6929 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6930 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 6931 | { |
272d90df | 6932 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 6933 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
6934 | } |
6935 | ||
272d90df | 6936 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6937 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 6938 | { |
272d90df | 6939 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
6940 | status, |
6941 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
6942 | } |
6943 | ||
92a25256 JH |
6944 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6945 | u8 link_type, u8 addr_type, u32 passkey, | |
6946 | u8 entered) | |
6947 | { | |
6948 | struct mgmt_ev_passkey_notify ev; | |
6949 | ||
6950 | BT_DBG("%s", hdev->name); | |
6951 | ||
6952 | bacpy(&ev.addr.bdaddr, bdaddr); | |
6953 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
6954 | ev.passkey = __cpu_to_le32(passkey); | |
6955 | ev.entered = entered; | |
6956 | ||
6957 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
6958 | } | |
6959 | ||
e1e930f5 | 6960 | void mgmt_auth_failed(struct hci_conn *conn, u8 hci_status) |
2a611692 JH |
6961 | { |
6962 | struct mgmt_ev_auth_failed ev; | |
3b0602cd | 6963 | struct mgmt_pending_cmd *cmd; |
e1e930f5 | 6964 | u8 status = mgmt_status(hci_status); |
2a611692 | 6965 | |
e1e930f5 JH |
6966 | bacpy(&ev.addr.bdaddr, &conn->dst); |
6967 | ev.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
6968 | ev.status = status; | |
2a611692 | 6969 | |
e1e930f5 JH |
6970 | cmd = find_pairing(conn); |
6971 | ||
6972 | mgmt_event(MGMT_EV_AUTH_FAILED, conn->hdev, &ev, sizeof(ev), | |
6973 | cmd ? cmd->sk : NULL); | |
6974 | ||
a511b35b JH |
6975 | if (cmd) { |
6976 | cmd->cmd_complete(cmd, status); | |
6977 | mgmt_pending_remove(cmd); | |
6978 | } | |
2a611692 | 6979 | } |
b312b161 | 6980 | |
464996ae | 6981 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
6982 | { |
6983 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 6984 | bool changed; |
33ef95ed JH |
6985 | |
6986 | if (status) { | |
6987 | u8 mgmt_err = mgmt_status(status); | |
6988 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 6989 | cmd_status_rsp, &mgmt_err); |
464996ae | 6990 | return; |
33ef95ed JH |
6991 | } |
6992 | ||
464996ae | 6993 | if (test_bit(HCI_AUTH, &hdev->flags)) |
238be788 | 6994 | changed = !hci_dev_test_and_set_flag(hdev, HCI_LINK_SECURITY); |
464996ae | 6995 | else |
a69d8927 | 6996 | changed = hci_dev_test_and_clear_flag(hdev, HCI_LINK_SECURITY); |
47990ea0 | 6997 | |
33ef95ed | 6998 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 6999 | &match); |
33ef95ed | 7000 | |
47990ea0 | 7001 | if (changed) |
464996ae | 7002 | new_settings(hdev, match.sk); |
33ef95ed JH |
7003 | |
7004 | if (match.sk) | |
7005 | sock_put(match.sk); | |
33ef95ed JH |
7006 | } |
7007 | ||
890ea898 | 7008 | static void clear_eir(struct hci_request *req) |
cacaf52f | 7009 | { |
890ea898 | 7010 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
7011 | struct hci_cp_write_eir cp; |
7012 | ||
976eb20e | 7013 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 7014 | return; |
cacaf52f | 7015 | |
c80da27e JH |
7016 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
7017 | ||
cacaf52f JH |
7018 | memset(&cp, 0, sizeof(cp)); |
7019 | ||
890ea898 | 7020 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
7021 | } |
7022 | ||
3e248560 | 7023 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
7024 | { |
7025 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 7026 | struct hci_request req; |
c0ecddc2 | 7027 | bool changed = false; |
ed2c4ee3 JH |
7028 | |
7029 | if (status) { | |
7030 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 | 7031 | |
a69d8927 MH |
7032 | if (enable && hci_dev_test_and_clear_flag(hdev, |
7033 | HCI_SSP_ENABLED)) { | |
a358dc11 | 7034 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
3e248560 | 7035 | new_settings(hdev, NULL); |
9ecb3e24 | 7036 | } |
c0ecddc2 | 7037 | |
04124681 GP |
7038 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
7039 | &mgmt_err); | |
3e248560 | 7040 | return; |
c0ecddc2 JH |
7041 | } |
7042 | ||
7043 | if (enable) { | |
238be788 | 7044 | changed = !hci_dev_test_and_set_flag(hdev, HCI_SSP_ENABLED); |
c0ecddc2 | 7045 | } else { |
a69d8927 | 7046 | changed = hci_dev_test_and_clear_flag(hdev, HCI_SSP_ENABLED); |
9ecb3e24 | 7047 | if (!changed) |
a69d8927 MH |
7048 | changed = hci_dev_test_and_clear_flag(hdev, |
7049 | HCI_HS_ENABLED); | |
9ecb3e24 | 7050 | else |
a358dc11 | 7051 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
ed2c4ee3 JH |
7052 | } |
7053 | ||
7054 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
7055 | ||
c0ecddc2 | 7056 | if (changed) |
3e248560 | 7057 | new_settings(hdev, match.sk); |
ed2c4ee3 | 7058 | |
5fc6ebb1 | 7059 | if (match.sk) |
ed2c4ee3 JH |
7060 | sock_put(match.sk); |
7061 | ||
890ea898 JH |
7062 | hci_req_init(&req, hdev); |
7063 | ||
d7a5a11d MH |
7064 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
7065 | if (hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) | |
3769972b JH |
7066 | hci_req_add(&req, HCI_OP_WRITE_SSP_DEBUG_MODE, |
7067 | sizeof(enable), &enable); | |
b1a8917c | 7068 | __hci_req_update_eir(&req); |
3769972b | 7069 | } else { |
890ea898 | 7070 | clear_eir(&req); |
3769972b | 7071 | } |
890ea898 JH |
7072 | |
7073 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
7074 | } |
7075 | ||
3b0602cd | 7076 | static void sk_lookup(struct mgmt_pending_cmd *cmd, void *data) |
90e70454 JH |
7077 | { |
7078 | struct cmd_lookup *match = data; | |
7079 | ||
90e70454 JH |
7080 | if (match->sk == NULL) { |
7081 | match->sk = cmd->sk; | |
7082 | sock_hold(match->sk); | |
7083 | } | |
90e70454 JH |
7084 | } |
7085 | ||
4e1b0245 MH |
7086 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
7087 | u8 status) | |
7f9a903c | 7088 | { |
90e70454 | 7089 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 7090 | |
92da6097 JH |
7091 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
7092 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
7093 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
7094 | |
7095 | if (!status) | |
f6b7712e MH |
7096 | mgmt_generic_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, |
7097 | dev_class, 3, NULL); | |
90e70454 JH |
7098 | |
7099 | if (match.sk) | |
7100 | sock_put(match.sk); | |
7f9a903c MH |
7101 | } |
7102 | ||
7667da34 | 7103 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 7104 | { |
b312b161 | 7105 | struct mgmt_cp_set_local_name ev; |
3b0602cd | 7106 | struct mgmt_pending_cmd *cmd; |
28cc7bde | 7107 | |
13928971 | 7108 | if (status) |
7667da34 | 7109 | return; |
b312b161 JH |
7110 | |
7111 | memset(&ev, 0, sizeof(ev)); | |
7112 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 7113 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 7114 | |
333ae95d | 7115 | cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
7116 | if (!cmd) { |
7117 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 7118 | |
13928971 JH |
7119 | /* If this is a HCI command related to powering on the |
7120 | * HCI dev don't send any mgmt signals. | |
7121 | */ | |
333ae95d | 7122 | if (pending_find(MGMT_OP_SET_POWERED, hdev)) |
7667da34 | 7123 | return; |
890ea898 | 7124 | } |
b312b161 | 7125 | |
f6b7712e MH |
7126 | mgmt_generic_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
7127 | cmd ? cmd->sk : NULL); | |
b312b161 | 7128 | } |
c35938b2 | 7129 | |
799ce93d JP |
7130 | static inline bool has_uuid(u8 *uuid, u16 uuid_count, u8 (*uuids)[16]) |
7131 | { | |
7132 | int i; | |
7133 | ||
7134 | for (i = 0; i < uuid_count; i++) { | |
7135 | if (!memcmp(uuid, uuids[i], 16)) | |
7136 | return true; | |
7137 | } | |
7138 | ||
7139 | return false; | |
7140 | } | |
7141 | ||
b487b9ce MH |
7142 | static bool eir_has_uuids(u8 *eir, u16 eir_len, u16 uuid_count, u8 (*uuids)[16]) |
7143 | { | |
799ce93d JP |
7144 | u16 parsed = 0; |
7145 | ||
7146 | while (parsed < eir_len) { | |
7147 | u8 field_len = eir[0]; | |
7148 | u8 uuid[16]; | |
7149 | int i; | |
7150 | ||
7151 | if (field_len == 0) | |
7152 | break; | |
7153 | ||
7154 | if (eir_len - parsed < field_len + 1) | |
7155 | break; | |
7156 | ||
7157 | switch (eir[1]) { | |
7158 | case EIR_UUID16_ALL: | |
7159 | case EIR_UUID16_SOME: | |
7160 | for (i = 0; i + 3 <= field_len; i += 2) { | |
189f6ad2 | 7161 | memcpy(uuid, bluetooth_base_uuid, 16); |
799ce93d JP |
7162 | uuid[13] = eir[i + 3]; |
7163 | uuid[12] = eir[i + 2]; | |
7164 | if (has_uuid(uuid, uuid_count, uuids)) | |
7165 | return true; | |
7166 | } | |
7167 | break; | |
7168 | case EIR_UUID32_ALL: | |
7169 | case EIR_UUID32_SOME: | |
7170 | for (i = 0; i + 5 <= field_len; i += 4) { | |
189f6ad2 | 7171 | memcpy(uuid, bluetooth_base_uuid, 16); |
799ce93d JP |
7172 | uuid[15] = eir[i + 5]; |
7173 | uuid[14] = eir[i + 4]; | |
7174 | uuid[13] = eir[i + 3]; | |
7175 | uuid[12] = eir[i + 2]; | |
7176 | if (has_uuid(uuid, uuid_count, uuids)) | |
7177 | return true; | |
7178 | } | |
7179 | break; | |
7180 | case EIR_UUID128_ALL: | |
7181 | case EIR_UUID128_SOME: | |
7182 | for (i = 0; i + 17 <= field_len; i += 16) { | |
7183 | memcpy(uuid, eir + i + 2, 16); | |
7184 | if (has_uuid(uuid, uuid_count, uuids)) | |
7185 | return true; | |
7186 | } | |
7187 | break; | |
7188 | } | |
7189 | ||
7190 | parsed += field_len + 1; | |
7191 | eir += field_len + 1; | |
7192 | } | |
7193 | ||
b487b9ce MH |
7194 | return false; |
7195 | } | |
7196 | ||
4b0e0ced JP |
7197 | static void restart_le_scan(struct hci_dev *hdev) |
7198 | { | |
7199 | /* If controller is not scanning we are done. */ | |
d7a5a11d | 7200 | if (!hci_dev_test_flag(hdev, HCI_LE_SCAN)) |
4b0e0ced JP |
7201 | return; |
7202 | ||
7203 | if (time_after(jiffies + DISCOV_LE_RESTART_DELAY, | |
7204 | hdev->discovery.scan_start + | |
7205 | hdev->discovery.scan_duration)) | |
7206 | return; | |
7207 | ||
7c1fbed2 | 7208 | queue_delayed_work(hdev->req_workqueue, &hdev->le_scan_restart, |
4b0e0ced JP |
7209 | DISCOV_LE_RESTART_DELAY); |
7210 | } | |
7211 | ||
48f86b7f JP |
7212 | static bool is_filter_match(struct hci_dev *hdev, s8 rssi, u8 *eir, |
7213 | u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) | |
e17acd40 | 7214 | { |
48f86b7f JP |
7215 | /* If a RSSI threshold has been specified, and |
7216 | * HCI_QUIRK_STRICT_DUPLICATE_FILTER is not set, then all results with | |
7217 | * a RSSI smaller than the RSSI threshold will be dropped. If the quirk | |
7218 | * is set, let it through for further processing, as we might need to | |
7219 | * restart the scan. | |
efb2513f MH |
7220 | * |
7221 | * For BR/EDR devices (pre 1.2) providing no RSSI during inquiry, | |
7222 | * the results are also dropped. | |
bda157a4 MH |
7223 | */ |
7224 | if (hdev->discovery.rssi != HCI_RSSI_INVALID && | |
4b0e0ced JP |
7225 | (rssi == HCI_RSSI_INVALID || |
7226 | (rssi < hdev->discovery.rssi && | |
7227 | !test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)))) | |
48f86b7f | 7228 | return false; |
efb2513f | 7229 | |
2976cdeb JP |
7230 | if (hdev->discovery.uuid_count != 0) { |
7231 | /* If a list of UUIDs is provided in filter, results with no | |
7232 | * matching UUID should be dropped. | |
b487b9ce | 7233 | */ |
2976cdeb JP |
7234 | if (!eir_has_uuids(eir, eir_len, hdev->discovery.uuid_count, |
7235 | hdev->discovery.uuids) && | |
7236 | !eir_has_uuids(scan_rsp, scan_rsp_len, | |
7237 | hdev->discovery.uuid_count, | |
7238 | hdev->discovery.uuids)) | |
7239 | return false; | |
b487b9ce | 7240 | } |
5d2e9fad | 7241 | |
2976cdeb JP |
7242 | /* If duplicate filtering does not report RSSI changes, then restart |
7243 | * scanning to ensure updated result with updated RSSI values. | |
4b0e0ced | 7244 | */ |
2976cdeb JP |
7245 | if (test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)) { |
7246 | restart_le_scan(hdev); | |
7247 | ||
7248 | /* Validate RSSI value against the RSSI threshold once more. */ | |
7249 | if (hdev->discovery.rssi != HCI_RSSI_INVALID && | |
7250 | rssi < hdev->discovery.rssi) | |
7251 | return false; | |
7252 | } | |
48f86b7f JP |
7253 | |
7254 | return true; | |
7255 | } | |
7256 | ||
7257 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, | |
7258 | u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, | |
7259 | u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) | |
7260 | { | |
7261 | char buf[512]; | |
7262 | struct mgmt_ev_device_found *ev = (void *)buf; | |
7263 | size_t ev_size; | |
7264 | ||
7265 | /* Don't send events for a non-kernel initiated discovery. With | |
7266 | * LE one exception is if we have pend_le_reports > 0 in which | |
7267 | * case we're doing passive scanning and want these events. | |
7268 | */ | |
7269 | if (!hci_discovery_active(hdev)) { | |
7270 | if (link_type == ACL_LINK) | |
7271 | return; | |
7272 | if (link_type == LE_LINK && list_empty(&hdev->pend_le_reports)) | |
7273 | return; | |
7274 | } | |
7275 | ||
82f8b651 | 7276 | if (hdev->discovery.result_filtering) { |
48f86b7f JP |
7277 | /* We are using service discovery */ |
7278 | if (!is_filter_match(hdev, rssi, eir, eir_len, scan_rsp, | |
7279 | scan_rsp_len)) | |
7280 | return; | |
7281 | } | |
7282 | ||
78b781ca JH |
7283 | if (hdev->discovery.limited) { |
7284 | /* Check for limited discoverable bit */ | |
7285 | if (dev_class) { | |
7286 | if (!(dev_class[1] & 0x20)) | |
7287 | return; | |
7288 | } else { | |
7289 | u8 *flags = eir_get_data(eir, eir_len, EIR_FLAGS, NULL); | |
7290 | if (!flags || !(flags[0] & LE_AD_LIMITED)) | |
7291 | return; | |
7292 | } | |
7293 | } | |
7294 | ||
48f86b7f JP |
7295 | /* Make sure that the buffer is big enough. The 5 extra bytes |
7296 | * are for the potential CoD field. | |
7297 | */ | |
7298 | if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) | |
4b0e0ced JP |
7299 | return; |
7300 | ||
48f86b7f JP |
7301 | memset(buf, 0, sizeof(buf)); |
7302 | ||
7303 | /* In case of device discovery with BR/EDR devices (pre 1.2), the | |
7304 | * RSSI value was reported as 0 when not available. This behavior | |
7305 | * is kept when using device discovery. This is required for full | |
7306 | * backwards compatibility with the API. | |
7307 | * | |
7308 | * However when using service discovery, the value 127 will be | |
7309 | * returned when the RSSI is not available. | |
7310 | */ | |
7311 | if (rssi == HCI_RSSI_INVALID && !hdev->discovery.report_invalid_rssi && | |
7312 | link_type == ACL_LINK) | |
7313 | rssi = 0; | |
7314 | ||
7315 | bacpy(&ev->addr.bdaddr, bdaddr); | |
7316 | ev->addr.type = link_to_bdaddr(link_type, addr_type); | |
7317 | ev->rssi = rssi; | |
7318 | ev->flags = cpu_to_le32(flags); | |
7319 | ||
7320 | if (eir_len > 0) | |
7321 | /* Copy EIR or advertising data into event */ | |
7322 | memcpy(ev->eir, eir, eir_len); | |
7323 | ||
0d3b7f64 JH |
7324 | if (dev_class && !eir_get_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, |
7325 | NULL)) | |
48f86b7f JP |
7326 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, |
7327 | dev_class, 3); | |
7328 | ||
7329 | if (scan_rsp_len > 0) | |
7330 | /* Append scan response data to event */ | |
7331 | memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); | |
7332 | ||
5d2e9fad JH |
7333 | ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); |
7334 | ev_size = sizeof(*ev) + eir_len + scan_rsp_len; | |
f8523598 | 7335 | |
901801b9 | 7336 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 7337 | } |
a88a9652 | 7338 | |
9cf12aee MH |
7339 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
7340 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 7341 | { |
b644ba33 JH |
7342 | struct mgmt_ev_device_found *ev; |
7343 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
7344 | u16 eir_len; | |
a88a9652 | 7345 | |
b644ba33 | 7346 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 7347 | |
b644ba33 JH |
7348 | memset(buf, 0, sizeof(buf)); |
7349 | ||
7350 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 7351 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
7352 | ev->rssi = rssi; |
7353 | ||
7354 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 7355 | name_len); |
b644ba33 | 7356 | |
eb55ef07 | 7357 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 7358 | |
9cf12aee | 7359 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 7360 | } |
314b2381 | 7361 | |
2f1e063b | 7362 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 7363 | { |
f963e8e9 | 7364 | struct mgmt_ev_discovering ev; |
164a6e78 | 7365 | |
343fb145 AG |
7366 | BT_DBG("%s discovering %u", hdev->name, discovering); |
7367 | ||
f963e8e9 JH |
7368 | memset(&ev, 0, sizeof(ev)); |
7369 | ev.type = hdev->discovery.type; | |
7370 | ev.discovering = discovering; | |
7371 | ||
2f1e063b | 7372 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 7373 | } |
5e762444 | 7374 | |
6d785aa3 JH |
7375 | static struct hci_mgmt_chan chan = { |
7376 | .channel = HCI_CHANNEL_CONTROL, | |
7377 | .handler_count = ARRAY_SIZE(mgmt_handlers), | |
7378 | .handlers = mgmt_handlers, | |
88b94ce9 | 7379 | .hdev_init = mgmt_init_hdev, |
6d785aa3 JH |
7380 | }; |
7381 | ||
7382 | int mgmt_init(void) | |
7383 | { | |
7384 | return hci_mgmt_chan_register(&chan); | |
7385 | } | |
7386 | ||
7387 | void mgmt_exit(void) | |
7388 | { | |
7389 | hci_mgmt_chan_unregister(&chan); | |
7390 | } |