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 |
87510973 | 41 | #define MGMT_REVISION 13 |
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, |
fa7cc740 | 107 | MGMT_OP_READ_EXT_INFO, |
e70bb2e8 JH |
108 | }; |
109 | ||
110 | static const u16 mgmt_events[] = { | |
111 | MGMT_EV_CONTROLLER_ERROR, | |
112 | MGMT_EV_INDEX_ADDED, | |
113 | MGMT_EV_INDEX_REMOVED, | |
114 | MGMT_EV_NEW_SETTINGS, | |
115 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
116 | MGMT_EV_LOCAL_NAME_CHANGED, | |
117 | MGMT_EV_NEW_LINK_KEY, | |
118 | MGMT_EV_NEW_LONG_TERM_KEY, | |
119 | MGMT_EV_DEVICE_CONNECTED, | |
120 | MGMT_EV_DEVICE_DISCONNECTED, | |
121 | MGMT_EV_CONNECT_FAILED, | |
122 | MGMT_EV_PIN_CODE_REQUEST, | |
123 | MGMT_EV_USER_CONFIRM_REQUEST, | |
124 | MGMT_EV_USER_PASSKEY_REQUEST, | |
125 | MGMT_EV_AUTH_FAILED, | |
126 | MGMT_EV_DEVICE_FOUND, | |
127 | MGMT_EV_DISCOVERING, | |
128 | MGMT_EV_DEVICE_BLOCKED, | |
129 | MGMT_EV_DEVICE_UNBLOCKED, | |
130 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 131 | MGMT_EV_PASSKEY_NOTIFY, |
1b60ef21 | 132 | MGMT_EV_NEW_IRK, |
7ee4ea36 | 133 | MGMT_EV_NEW_CSRK, |
8afef092 MH |
134 | MGMT_EV_DEVICE_ADDED, |
135 | MGMT_EV_DEVICE_REMOVED, | |
ffb5a827 | 136 | MGMT_EV_NEW_CONN_PARAM, |
0602a8ad | 137 | MGMT_EV_UNCONF_INDEX_ADDED, |
edd3896b | 138 | MGMT_EV_UNCONF_INDEX_REMOVED, |
f4537c04 | 139 | MGMT_EV_NEW_CONFIG_OPTIONS, |
ced85549 MH |
140 | MGMT_EV_EXT_INDEX_ADDED, |
141 | MGMT_EV_EXT_INDEX_REMOVED, | |
72000df2 | 142 | MGMT_EV_LOCAL_OOB_DATA_UPDATED, |
24b4f38f AU |
143 | MGMT_EV_ADVERTISING_ADDED, |
144 | MGMT_EV_ADVERTISING_REMOVED, | |
fa7cc740 | 145 | MGMT_EV_EXT_INFO_CHANGED, |
e70bb2e8 JH |
146 | }; |
147 | ||
99c679ac MH |
148 | static const u16 mgmt_untrusted_commands[] = { |
149 | MGMT_OP_READ_INDEX_LIST, | |
150 | MGMT_OP_READ_INFO, | |
151 | MGMT_OP_READ_UNCONF_INDEX_LIST, | |
152 | MGMT_OP_READ_CONFIG_INFO, | |
153 | MGMT_OP_READ_EXT_INDEX_LIST, | |
fa7cc740 | 154 | MGMT_OP_READ_EXT_INFO, |
99c679ac MH |
155 | }; |
156 | ||
157 | static const u16 mgmt_untrusted_events[] = { | |
158 | MGMT_EV_INDEX_ADDED, | |
159 | MGMT_EV_INDEX_REMOVED, | |
160 | MGMT_EV_NEW_SETTINGS, | |
161 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
162 | MGMT_EV_LOCAL_NAME_CHANGED, | |
163 | MGMT_EV_UNCONF_INDEX_ADDED, | |
164 | MGMT_EV_UNCONF_INDEX_REMOVED, | |
165 | MGMT_EV_NEW_CONFIG_OPTIONS, | |
166 | MGMT_EV_EXT_INDEX_ADDED, | |
167 | MGMT_EV_EXT_INDEX_REMOVED, | |
fa7cc740 | 168 | MGMT_EV_EXT_INFO_CHANGED, |
99c679ac MH |
169 | }; |
170 | ||
17b02e62 | 171 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 172 | |
d25b78e2 JH |
173 | #define ZERO_KEY "\x00\x00\x00\x00\x00\x00\x00\x00" \ |
174 | "\x00\x00\x00\x00\x00\x00\x00\x00" | |
175 | ||
ca69b795 JH |
176 | /* HCI to MGMT error code conversion table */ |
177 | static u8 mgmt_status_table[] = { | |
178 | MGMT_STATUS_SUCCESS, | |
179 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
180 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
181 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
182 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
183 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
eadd663a | 184 | MGMT_STATUS_AUTH_FAILED, /* PIN or Key Missing */ |
ca69b795 JH |
185 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ |
186 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
187 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
188 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
189 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
190 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
191 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
192 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
193 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
194 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
195 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
196 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
197 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
198 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
199 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
200 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
201 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
202 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
203 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
204 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
205 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
206 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
207 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
208 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
209 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
210 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
211 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
212 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
213 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
214 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
215 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
216 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
217 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
218 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
219 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
220 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
221 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
222 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
223 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
224 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
225 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
226 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
227 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
228 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
229 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
230 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
231 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
232 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
233 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
234 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
235 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
236 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
237 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
238 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
239 | }; | |
240 | ||
241 | static u8 mgmt_status(u8 hci_status) | |
242 | { | |
243 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
244 | return mgmt_status_table[hci_status]; | |
245 | ||
246 | return MGMT_STATUS_FAILED; | |
247 | } | |
248 | ||
c08b1a1d MH |
249 | static int mgmt_index_event(u16 event, struct hci_dev *hdev, void *data, |
250 | u16 len, int flag) | |
f9207338 | 251 | { |
c08b1a1d MH |
252 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, |
253 | flag, NULL); | |
f9207338 MH |
254 | } |
255 | ||
72000df2 MH |
256 | static int mgmt_limited_event(u16 event, struct hci_dev *hdev, void *data, |
257 | u16 len, int flag, struct sock *skip_sk) | |
258 | { | |
259 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, | |
260 | flag, skip_sk); | |
261 | } | |
262 | ||
7a00ff44 JH |
263 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 len, |
264 | struct sock *skip_sk) | |
265 | { | |
266 | return mgmt_send_event(event, hdev, HCI_CHANNEL_CONTROL, data, len, | |
c08b1a1d | 267 | HCI_SOCK_TRUSTED, skip_sk); |
7a00ff44 JH |
268 | } |
269 | ||
85813a7e JH |
270 | static u8 le_addr_type(u8 mgmt_addr_type) |
271 | { | |
272 | if (mgmt_addr_type == BDADDR_LE_PUBLIC) | |
273 | return ADDR_LE_DEV_PUBLIC; | |
274 | else | |
275 | return ADDR_LE_DEV_RANDOM; | |
276 | } | |
277 | ||
d01cb4be MH |
278 | void mgmt_fill_version_info(void *ver) |
279 | { | |
280 | struct mgmt_rp_read_version *rp = ver; | |
281 | ||
282 | rp->version = MGMT_VERSION; | |
283 | rp->revision = cpu_to_le16(MGMT_REVISION); | |
284 | } | |
285 | ||
04124681 GP |
286 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
287 | u16 data_len) | |
a38528f1 JH |
288 | { |
289 | struct mgmt_rp_read_version rp; | |
290 | ||
291 | BT_DBG("sock %p", sk); | |
292 | ||
d01cb4be | 293 | mgmt_fill_version_info(&rp); |
a38528f1 | 294 | |
2a1afb5a JH |
295 | return mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, |
296 | &rp, sizeof(rp)); | |
a38528f1 JH |
297 | } |
298 | ||
04124681 GP |
299 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
300 | u16 data_len) | |
e70bb2e8 JH |
301 | { |
302 | struct mgmt_rp_read_commands *rp; | |
99c679ac | 303 | u16 num_commands, num_events; |
e70bb2e8 JH |
304 | size_t rp_size; |
305 | int i, err; | |
306 | ||
307 | BT_DBG("sock %p", sk); | |
308 | ||
99c679ac MH |
309 | if (hci_sock_test_flag(sk, HCI_SOCK_TRUSTED)) { |
310 | num_commands = ARRAY_SIZE(mgmt_commands); | |
311 | num_events = ARRAY_SIZE(mgmt_events); | |
312 | } else { | |
313 | num_commands = ARRAY_SIZE(mgmt_untrusted_commands); | |
314 | num_events = ARRAY_SIZE(mgmt_untrusted_events); | |
315 | } | |
316 | ||
e70bb2e8 JH |
317 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); |
318 | ||
319 | rp = kmalloc(rp_size, GFP_KERNEL); | |
320 | if (!rp) | |
321 | return -ENOMEM; | |
322 | ||
dcf4adbf JP |
323 | rp->num_commands = cpu_to_le16(num_commands); |
324 | rp->num_events = cpu_to_le16(num_events); | |
e70bb2e8 | 325 | |
99c679ac MH |
326 | if (hci_sock_test_flag(sk, HCI_SOCK_TRUSTED)) { |
327 | __le16 *opcode = rp->opcodes; | |
328 | ||
329 | for (i = 0; i < num_commands; i++, opcode++) | |
330 | put_unaligned_le16(mgmt_commands[i], opcode); | |
e70bb2e8 | 331 | |
99c679ac MH |
332 | for (i = 0; i < num_events; i++, opcode++) |
333 | put_unaligned_le16(mgmt_events[i], opcode); | |
334 | } else { | |
335 | __le16 *opcode = rp->opcodes; | |
336 | ||
337 | for (i = 0; i < num_commands; i++, opcode++) | |
338 | put_unaligned_le16(mgmt_untrusted_commands[i], opcode); | |
339 | ||
340 | for (i = 0; i < num_events; i++, opcode++) | |
341 | put_unaligned_le16(mgmt_untrusted_events[i], opcode); | |
342 | } | |
e70bb2e8 | 343 | |
2a1afb5a JH |
344 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, |
345 | rp, rp_size); | |
e70bb2e8 JH |
346 | kfree(rp); |
347 | ||
348 | return err; | |
349 | } | |
350 | ||
04124681 GP |
351 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
352 | u16 data_len) | |
faba42eb | 353 | { |
faba42eb | 354 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 355 | struct hci_dev *d; |
a38528f1 | 356 | size_t rp_len; |
faba42eb | 357 | u16 count; |
476e44cb | 358 | int err; |
faba42eb JH |
359 | |
360 | BT_DBG("sock %p", sk); | |
361 | ||
362 | read_lock(&hci_dev_list_lock); | |
363 | ||
364 | count = 0; | |
bb4b2a9a | 365 | list_for_each_entry(d, &hci_dev_list, list) { |
ca8bee5d | 366 | if (d->dev_type == HCI_PRIMARY && |
d7a5a11d | 367 | !hci_dev_test_flag(d, HCI_UNCONFIGURED)) |
1514b892 | 368 | count++; |
faba42eb JH |
369 | } |
370 | ||
a38528f1 JH |
371 | rp_len = sizeof(*rp) + (2 * count); |
372 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
373 | if (!rp) { | |
b2c60d42 | 374 | read_unlock(&hci_dev_list_lock); |
faba42eb | 375 | return -ENOMEM; |
b2c60d42 | 376 | } |
faba42eb | 377 | |
476e44cb | 378 | count = 0; |
8035ded4 | 379 | list_for_each_entry(d, &hci_dev_list, list) { |
d7a5a11d MH |
380 | if (hci_dev_test_flag(d, HCI_SETUP) || |
381 | hci_dev_test_flag(d, HCI_CONFIG) || | |
382 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) | |
ab81cbf9 JH |
383 | continue; |
384 | ||
73d1df2a MH |
385 | /* Devices marked as raw-only are neither configured |
386 | * nor unconfigured controllers. | |
387 | */ | |
388 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
fee746b0 MH |
389 | continue; |
390 | ||
ca8bee5d | 391 | if (d->dev_type == HCI_PRIMARY && |
d7a5a11d | 392 | !hci_dev_test_flag(d, HCI_UNCONFIGURED)) { |
1514b892 MH |
393 | rp->index[count++] = cpu_to_le16(d->id); |
394 | BT_DBG("Added hci%u", d->id); | |
395 | } | |
faba42eb JH |
396 | } |
397 | ||
476e44cb JH |
398 | rp->num_controllers = cpu_to_le16(count); |
399 | rp_len = sizeof(*rp) + (2 * count); | |
400 | ||
faba42eb JH |
401 | read_unlock(&hci_dev_list_lock); |
402 | ||
2a1afb5a JH |
403 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, |
404 | 0, rp, rp_len); | |
faba42eb | 405 | |
a38528f1 JH |
406 | kfree(rp); |
407 | ||
408 | return err; | |
faba42eb JH |
409 | } |
410 | ||
73d1df2a MH |
411 | static int read_unconf_index_list(struct sock *sk, struct hci_dev *hdev, |
412 | void *data, u16 data_len) | |
413 | { | |
414 | struct mgmt_rp_read_unconf_index_list *rp; | |
415 | struct hci_dev *d; | |
416 | size_t rp_len; | |
417 | u16 count; | |
418 | int err; | |
419 | ||
420 | BT_DBG("sock %p", sk); | |
421 | ||
422 | read_lock(&hci_dev_list_lock); | |
423 | ||
424 | count = 0; | |
425 | list_for_each_entry(d, &hci_dev_list, list) { | |
ca8bee5d | 426 | if (d->dev_type == HCI_PRIMARY && |
d7a5a11d | 427 | hci_dev_test_flag(d, HCI_UNCONFIGURED)) |
73d1df2a MH |
428 | count++; |
429 | } | |
430 | ||
431 | rp_len = sizeof(*rp) + (2 * count); | |
432 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
433 | if (!rp) { | |
434 | read_unlock(&hci_dev_list_lock); | |
435 | return -ENOMEM; | |
436 | } | |
437 | ||
438 | count = 0; | |
439 | list_for_each_entry(d, &hci_dev_list, list) { | |
d7a5a11d MH |
440 | if (hci_dev_test_flag(d, HCI_SETUP) || |
441 | hci_dev_test_flag(d, HCI_CONFIG) || | |
442 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) | |
73d1df2a MH |
443 | continue; |
444 | ||
445 | /* Devices marked as raw-only are neither configured | |
446 | * nor unconfigured controllers. | |
447 | */ | |
448 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
449 | continue; | |
450 | ||
ca8bee5d | 451 | if (d->dev_type == HCI_PRIMARY && |
d7a5a11d | 452 | hci_dev_test_flag(d, HCI_UNCONFIGURED)) { |
73d1df2a MH |
453 | rp->index[count++] = cpu_to_le16(d->id); |
454 | BT_DBG("Added hci%u", d->id); | |
455 | } | |
456 | } | |
457 | ||
458 | rp->num_controllers = cpu_to_le16(count); | |
459 | rp_len = sizeof(*rp) + (2 * count); | |
460 | ||
461 | read_unlock(&hci_dev_list_lock); | |
462 | ||
2a1afb5a JH |
463 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, |
464 | MGMT_OP_READ_UNCONF_INDEX_LIST, 0, rp, rp_len); | |
73d1df2a MH |
465 | |
466 | kfree(rp); | |
467 | ||
468 | return err; | |
469 | } | |
470 | ||
96f1474a MH |
471 | static int read_ext_index_list(struct sock *sk, struct hci_dev *hdev, |
472 | void *data, u16 data_len) | |
473 | { | |
474 | struct mgmt_rp_read_ext_index_list *rp; | |
475 | struct hci_dev *d; | |
476 | size_t rp_len; | |
477 | u16 count; | |
478 | int err; | |
479 | ||
480 | BT_DBG("sock %p", sk); | |
481 | ||
482 | read_lock(&hci_dev_list_lock); | |
483 | ||
484 | count = 0; | |
485 | list_for_each_entry(d, &hci_dev_list, list) { | |
ca8bee5d | 486 | if (d->dev_type == HCI_PRIMARY || d->dev_type == HCI_AMP) |
96f1474a MH |
487 | count++; |
488 | } | |
489 | ||
490 | rp_len = sizeof(*rp) + (sizeof(rp->entry[0]) * count); | |
491 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
492 | if (!rp) { | |
493 | read_unlock(&hci_dev_list_lock); | |
494 | return -ENOMEM; | |
495 | } | |
496 | ||
497 | count = 0; | |
498 | list_for_each_entry(d, &hci_dev_list, list) { | |
499 | if (hci_dev_test_flag(d, HCI_SETUP) || | |
500 | hci_dev_test_flag(d, HCI_CONFIG) || | |
501 | hci_dev_test_flag(d, HCI_USER_CHANNEL)) | |
502 | continue; | |
503 | ||
504 | /* Devices marked as raw-only are neither configured | |
505 | * nor unconfigured controllers. | |
506 | */ | |
507 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) | |
508 | continue; | |
509 | ||
ca8bee5d | 510 | if (d->dev_type == HCI_PRIMARY) { |
96f1474a MH |
511 | if (hci_dev_test_flag(d, HCI_UNCONFIGURED)) |
512 | rp->entry[count].type = 0x01; | |
513 | else | |
514 | rp->entry[count].type = 0x00; | |
515 | } else if (d->dev_type == HCI_AMP) { | |
516 | rp->entry[count].type = 0x02; | |
517 | } else { | |
518 | continue; | |
519 | } | |
520 | ||
521 | rp->entry[count].bus = d->bus; | |
522 | rp->entry[count++].index = cpu_to_le16(d->id); | |
523 | BT_DBG("Added hci%u", d->id); | |
524 | } | |
525 | ||
526 | rp->num_controllers = cpu_to_le16(count); | |
527 | rp_len = sizeof(*rp) + (sizeof(rp->entry[0]) * count); | |
528 | ||
529 | read_unlock(&hci_dev_list_lock); | |
530 | ||
531 | /* If this command is called at least once, then all the | |
532 | * default index and unconfigured index events are disabled | |
533 | * and from now on only extended index events are used. | |
534 | */ | |
535 | hci_sock_set_flag(sk, HCI_MGMT_EXT_INDEX_EVENTS); | |
536 | hci_sock_clear_flag(sk, HCI_MGMT_INDEX_EVENTS); | |
537 | hci_sock_clear_flag(sk, HCI_MGMT_UNCONF_INDEX_EVENTS); | |
538 | ||
539 | err = mgmt_cmd_complete(sk, MGMT_INDEX_NONE, | |
540 | MGMT_OP_READ_EXT_INDEX_LIST, 0, rp, rp_len); | |
541 | ||
542 | kfree(rp); | |
543 | ||
544 | return err; | |
545 | } | |
546 | ||
dbece37a MH |
547 | static bool is_configured(struct hci_dev *hdev) |
548 | { | |
549 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && | |
d7a5a11d | 550 | !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED)) |
dbece37a MH |
551 | return false; |
552 | ||
553 | if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && | |
554 | !bacmp(&hdev->public_addr, BDADDR_ANY)) | |
555 | return false; | |
556 | ||
557 | return true; | |
558 | } | |
559 | ||
89bc22d2 MH |
560 | static __le32 get_missing_options(struct hci_dev *hdev) |
561 | { | |
562 | u32 options = 0; | |
563 | ||
dbece37a | 564 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) && |
d7a5a11d | 565 | !hci_dev_test_flag(hdev, HCI_EXT_CONFIGURED)) |
eb1904f4 MH |
566 | options |= MGMT_OPTION_EXTERNAL_CONFIG; |
567 | ||
89bc22d2 MH |
568 | if (test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks) && |
569 | !bacmp(&hdev->public_addr, BDADDR_ANY)) | |
570 | options |= MGMT_OPTION_PUBLIC_ADDRESS; | |
571 | ||
572 | return cpu_to_le32(options); | |
573 | } | |
574 | ||
f4537c04 MH |
575 | static int new_options(struct hci_dev *hdev, struct sock *skip) |
576 | { | |
577 | __le32 options = get_missing_options(hdev); | |
578 | ||
d363e9ee MH |
579 | return mgmt_limited_event(MGMT_EV_NEW_CONFIG_OPTIONS, hdev, &options, |
580 | sizeof(options), HCI_MGMT_OPTION_EVENTS, skip); | |
f4537c04 MH |
581 | } |
582 | ||
dbece37a MH |
583 | static int send_options_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
584 | { | |
585 | __le32 options = get_missing_options(hdev); | |
586 | ||
2a1afb5a JH |
587 | return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &options, |
588 | sizeof(options)); | |
dbece37a MH |
589 | } |
590 | ||
9fc3bfb6 MH |
591 | static int read_config_info(struct sock *sk, struct hci_dev *hdev, |
592 | void *data, u16 data_len) | |
593 | { | |
594 | struct mgmt_rp_read_config_info rp; | |
89bc22d2 | 595 | u32 options = 0; |
9fc3bfb6 MH |
596 | |
597 | BT_DBG("sock %p %s", sk, hdev->name); | |
598 | ||
599 | hci_dev_lock(hdev); | |
600 | ||
601 | memset(&rp, 0, sizeof(rp)); | |
602 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); | |
89bc22d2 | 603 | |
eb1904f4 MH |
604 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) |
605 | options |= MGMT_OPTION_EXTERNAL_CONFIG; | |
606 | ||
9fc3bfb6 | 607 | if (hdev->set_bdaddr) |
89bc22d2 MH |
608 | options |= MGMT_OPTION_PUBLIC_ADDRESS; |
609 | ||
610 | rp.supported_options = cpu_to_le32(options); | |
611 | rp.missing_options = get_missing_options(hdev); | |
9fc3bfb6 MH |
612 | |
613 | hci_dev_unlock(hdev); | |
614 | ||
2a1afb5a JH |
615 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_CONFIG_INFO, 0, |
616 | &rp, sizeof(rp)); | |
9fc3bfb6 MH |
617 | } |
618 | ||
69ab39ea JH |
619 | static u32 get_supported_settings(struct hci_dev *hdev) |
620 | { | |
621 | u32 settings = 0; | |
622 | ||
623 | settings |= MGMT_SETTING_POWERED; | |
b2939475 | 624 | settings |= MGMT_SETTING_BONDABLE; |
b1de97d8 | 625 | settings |= MGMT_SETTING_DEBUG_KEYS; |
3742abfc JH |
626 | settings |= MGMT_SETTING_CONNECTABLE; |
627 | settings |= MGMT_SETTING_DISCOVERABLE; | |
69ab39ea | 628 | |
ed3fa31f | 629 | if (lmp_bredr_capable(hdev)) { |
1a47aee8 JH |
630 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
631 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
69ab39ea JH |
632 | settings |= MGMT_SETTING_BREDR; |
633 | settings |= MGMT_SETTING_LINK_SECURITY; | |
a82974c9 MH |
634 | |
635 | if (lmp_ssp_capable(hdev)) { | |
636 | settings |= MGMT_SETTING_SSP; | |
637 | settings |= MGMT_SETTING_HS; | |
638 | } | |
e98d2ce2 | 639 | |
05b3c3e7 | 640 | if (lmp_sc_capable(hdev)) |
e98d2ce2 | 641 | settings |= MGMT_SETTING_SECURE_CONN; |
848566b3 | 642 | } |
d7b7e796 | 643 | |
eeca6f89 | 644 | if (lmp_le_capable(hdev)) { |
9d42820f | 645 | settings |= MGMT_SETTING_LE; |
eeca6f89 | 646 | settings |= MGMT_SETTING_ADVERTISING; |
a3209694 | 647 | settings |= MGMT_SETTING_SECURE_CONN; |
0f4bd942 | 648 | settings |= MGMT_SETTING_PRIVACY; |
93690c22 | 649 | settings |= MGMT_SETTING_STATIC_ADDRESS; |
eeca6f89 | 650 | } |
69ab39ea | 651 | |
eb1904f4 MH |
652 | if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) || |
653 | hdev->set_bdaddr) | |
9fc3bfb6 MH |
654 | settings |= MGMT_SETTING_CONFIGURATION; |
655 | ||
69ab39ea JH |
656 | return settings; |
657 | } | |
658 | ||
659 | static u32 get_current_settings(struct hci_dev *hdev) | |
660 | { | |
661 | u32 settings = 0; | |
662 | ||
f1f0eb02 | 663 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
664 | settings |= MGMT_SETTING_POWERED; |
665 | ||
d7a5a11d | 666 | if (hci_dev_test_flag(hdev, HCI_CONNECTABLE)) |
69ab39ea JH |
667 | settings |= MGMT_SETTING_CONNECTABLE; |
668 | ||
d7a5a11d | 669 | if (hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) |
1a4d3c4b JH |
670 | settings |= MGMT_SETTING_FAST_CONNECTABLE; |
671 | ||
d7a5a11d | 672 | if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) |
69ab39ea JH |
673 | settings |= MGMT_SETTING_DISCOVERABLE; |
674 | ||
d7a5a11d | 675 | if (hci_dev_test_flag(hdev, HCI_BONDABLE)) |
b2939475 | 676 | settings |= MGMT_SETTING_BONDABLE; |
69ab39ea | 677 | |
d7a5a11d | 678 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
69ab39ea JH |
679 | settings |= MGMT_SETTING_BREDR; |
680 | ||
d7a5a11d | 681 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
69ab39ea JH |
682 | settings |= MGMT_SETTING_LE; |
683 | ||
d7a5a11d | 684 | if (hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) |
69ab39ea JH |
685 | settings |= MGMT_SETTING_LINK_SECURITY; |
686 | ||
d7a5a11d | 687 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
69ab39ea JH |
688 | settings |= MGMT_SETTING_SSP; |
689 | ||
d7a5a11d | 690 | if (hci_dev_test_flag(hdev, HCI_HS_ENABLED)) |
6d80dfd0 JH |
691 | settings |= MGMT_SETTING_HS; |
692 | ||
d7a5a11d | 693 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
eeca6f89 JH |
694 | settings |= MGMT_SETTING_ADVERTISING; |
695 | ||
d7a5a11d | 696 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) |
e98d2ce2 MH |
697 | settings |= MGMT_SETTING_SECURE_CONN; |
698 | ||
d7a5a11d | 699 | if (hci_dev_test_flag(hdev, HCI_KEEP_DEBUG_KEYS)) |
b1de97d8 MH |
700 | settings |= MGMT_SETTING_DEBUG_KEYS; |
701 | ||
d7a5a11d | 702 | if (hci_dev_test_flag(hdev, HCI_PRIVACY)) |
0f4bd942 JH |
703 | settings |= MGMT_SETTING_PRIVACY; |
704 | ||
93690c22 MH |
705 | /* The current setting for static address has two purposes. The |
706 | * first is to indicate if the static address will be used and | |
707 | * the second is to indicate if it is actually set. | |
708 | * | |
709 | * This means if the static address is not configured, this flag | |
08dc0e98 | 710 | * will never be set. If the address is configured, then if the |
93690c22 MH |
711 | * address is actually used decides if the flag is set or not. |
712 | * | |
713 | * For single mode LE only controllers and dual-mode controllers | |
714 | * with BR/EDR disabled, the existence of the static address will | |
715 | * be evaluated. | |
716 | */ | |
b7cb93e5 | 717 | if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || |
d7a5a11d | 718 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) || |
93690c22 MH |
719 | !bacmp(&hdev->bdaddr, BDADDR_ANY)) { |
720 | if (bacmp(&hdev->static_addr, BDADDR_ANY)) | |
721 | settings |= MGMT_SETTING_STATIC_ADDRESS; | |
722 | } | |
723 | ||
69ab39ea JH |
724 | return settings; |
725 | } | |
726 | ||
333ae95d JH |
727 | static struct mgmt_pending_cmd *pending_find(u16 opcode, struct hci_dev *hdev) |
728 | { | |
729 | return mgmt_pending_find(HCI_CHANNEL_CONTROL, opcode, hdev); | |
730 | } | |
731 | ||
333ae95d JH |
732 | static struct mgmt_pending_cmd *pending_find_data(u16 opcode, |
733 | struct hci_dev *hdev, | |
734 | const void *data) | |
735 | { | |
736 | return mgmt_pending_find_data(HCI_CHANNEL_CONTROL, opcode, hdev, data); | |
737 | } | |
738 | ||
f2252570 | 739 | u8 mgmt_get_adv_discov_flags(struct hci_dev *hdev) |
9a43e25f | 740 | { |
3b0602cd | 741 | struct mgmt_pending_cmd *cmd; |
9a43e25f JH |
742 | |
743 | /* If there's a pending mgmt command the flags will not yet have | |
744 | * their final values, so check for this first. | |
745 | */ | |
333ae95d | 746 | cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); |
9a43e25f JH |
747 | if (cmd) { |
748 | struct mgmt_mode *cp = cmd->param; | |
749 | if (cp->val == 0x01) | |
750 | return LE_AD_GENERAL; | |
751 | else if (cp->val == 0x02) | |
752 | return LE_AD_LIMITED; | |
753 | } else { | |
d7a5a11d | 754 | if (hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE)) |
9a43e25f | 755 | return LE_AD_LIMITED; |
d7a5a11d | 756 | else if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) |
9a43e25f JH |
757 | return LE_AD_GENERAL; |
758 | } | |
759 | ||
760 | return 0; | |
761 | } | |
762 | ||
f2252570 | 763 | bool mgmt_get_connectable(struct hci_dev *hdev) |
fdf51784 AU |
764 | { |
765 | struct mgmt_pending_cmd *cmd; | |
441ad2d0 | 766 | |
fdf51784 AU |
767 | /* If there's a pending mgmt command the flag will not yet have |
768 | * it's final value, so check for this first. | |
769 | */ | |
770 | cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
771 | if (cmd) { | |
772 | struct mgmt_mode *cp = cmd->param; | |
441ad2d0 | 773 | |
fdf51784 | 774 | return cp->val; |
441ad2d0 MH |
775 | } |
776 | ||
fdf51784 AU |
777 | return hci_dev_test_flag(hdev, HCI_CONNECTABLE); |
778 | } | |
441ad2d0 | 779 | |
7d78525d JH |
780 | static void service_cache_off(struct work_struct *work) |
781 | { | |
782 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 783 | service_cache.work); |
890ea898 | 784 | struct hci_request req; |
7d78525d | 785 | |
a69d8927 | 786 | if (!hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) |
7d78525d JH |
787 | return; |
788 | ||
890ea898 JH |
789 | hci_req_init(&req, hdev); |
790 | ||
7d78525d JH |
791 | hci_dev_lock(hdev); |
792 | ||
b1a8917c | 793 | __hci_req_update_eir(&req); |
14bf5eac | 794 | __hci_req_update_class(&req); |
7d78525d JH |
795 | |
796 | hci_dev_unlock(hdev); | |
890ea898 JH |
797 | |
798 | hci_req_run(&req, NULL); | |
7d78525d JH |
799 | } |
800 | ||
d6bfd59c JH |
801 | static void rpa_expired(struct work_struct *work) |
802 | { | |
803 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
804 | rpa_expired.work); | |
805 | struct hci_request req; | |
806 | ||
807 | BT_DBG(""); | |
808 | ||
a1536da2 | 809 | hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); |
d6bfd59c | 810 | |
d7a5a11d | 811 | if (!hci_dev_test_flag(hdev, HCI_ADVERTISING)) |
d6bfd59c JH |
812 | return; |
813 | ||
814 | /* The generation of a new RPA and programming it into the | |
f2252570 JH |
815 | * controller happens in the hci_req_enable_advertising() |
816 | * function. | |
d6bfd59c | 817 | */ |
d6bfd59c | 818 | hci_req_init(&req, hdev); |
f2252570 | 819 | __hci_req_enable_advertising(&req); |
d6bfd59c JH |
820 | hci_req_run(&req, NULL); |
821 | } | |
822 | ||
6a919082 | 823 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 824 | { |
238be788 | 825 | if (hci_dev_test_and_set_flag(hdev, HCI_MGMT)) |
6a919082 JH |
826 | return; |
827 | ||
4f87da80 | 828 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
d6bfd59c | 829 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
7d78525d | 830 | |
4f87da80 JH |
831 | /* Non-mgmt controlled devices get this bit set |
832 | * implicitly so that pairing works for them, however | |
833 | * for mgmt we require user-space to explicitly enable | |
834 | * it | |
835 | */ | |
a358dc11 | 836 | hci_dev_clear_flag(hdev, HCI_BONDABLE); |
7d78525d JH |
837 | } |
838 | ||
0f4e68cf | 839 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 840 | void *data, u16 data_len) |
0381101f | 841 | { |
a38528f1 | 842 | struct mgmt_rp_read_info rp; |
f7b64e69 | 843 | |
bdb6d971 | 844 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 845 | |
09fd0de5 | 846 | hci_dev_lock(hdev); |
f7b64e69 | 847 | |
dc4fe30b JH |
848 | memset(&rp, 0, sizeof(rp)); |
849 | ||
69ab39ea | 850 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 851 | |
69ab39ea | 852 | rp.version = hdev->hci_ver; |
eb55ef07 | 853 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
854 | |
855 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
856 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 857 | |
a38528f1 | 858 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 859 | |
dc4fe30b | 860 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 861 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 862 | |
09fd0de5 | 863 | hci_dev_unlock(hdev); |
0381101f | 864 | |
2a1afb5a JH |
865 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
866 | sizeof(rp)); | |
0381101f JH |
867 | } |
868 | ||
c259c011 MN |
869 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
870 | u8 data_len) | |
871 | { | |
872 | eir[eir_len++] = sizeof(type) + data_len; | |
873 | eir[eir_len++] = type; | |
874 | memcpy(&eir[eir_len], data, data_len); | |
875 | eir_len += data_len; | |
876 | ||
877 | return eir_len; | |
878 | } | |
879 | ||
fa7cc740 MH |
880 | static int read_ext_controller_info(struct sock *sk, struct hci_dev *hdev, |
881 | void *data, u16 data_len) | |
882 | { | |
c259c011 MN |
883 | struct mgmt_rp_read_ext_info *rp; |
884 | char buff[512]; | |
885 | u16 eir_len = 0; | |
886 | u8 name_len; | |
fa7cc740 MH |
887 | |
888 | BT_DBG("sock %p %s", sk, hdev->name); | |
889 | ||
890 | hci_dev_lock(hdev); | |
891 | ||
c259c011 MN |
892 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
893 | eir_len = eir_append_data(buff, eir_len, | |
894 | EIR_CLASS_OF_DEV, | |
895 | hdev->dev_class, 3); | |
fa7cc740 | 896 | |
c259c011 MN |
897 | name_len = strlen(hdev->dev_name); |
898 | eir_len = eir_append_data(buff, eir_len, EIR_NAME_COMPLETE, | |
899 | hdev->dev_name, name_len); | |
fa7cc740 | 900 | |
c259c011 MN |
901 | name_len = strlen(hdev->short_name); |
902 | eir_len = eir_append_data(buff, eir_len, EIR_NAME_SHORT, | |
903 | hdev->short_name, name_len); | |
fa7cc740 | 904 | |
31cc9a57 | 905 | rp = kzalloc(sizeof(*rp) + eir_len, GFP_KERNEL); |
c259c011 MN |
906 | if (!rp) |
907 | return -ENOMEM; | |
908 | ||
c259c011 MN |
909 | rp->eir_len = cpu_to_le16(eir_len); |
910 | memcpy(rp->eir, buff, eir_len); | |
911 | ||
912 | bacpy(&rp->bdaddr, &hdev->bdaddr); | |
fa7cc740 | 913 | |
c259c011 MN |
914 | rp->version = hdev->hci_ver; |
915 | rp->manufacturer = cpu_to_le16(hdev->manufacturer); | |
916 | ||
917 | rp->supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
918 | rp->current_settings = cpu_to_le32(get_current_settings(hdev)); | |
fa7cc740 MH |
919 | |
920 | hci_dev_unlock(hdev); | |
921 | ||
922 | /* If this command is called at least once, then the events | |
923 | * for class of device and local name changes are disabled | |
924 | * and only the new extended controller information event | |
925 | * is used. | |
926 | */ | |
927 | hci_sock_set_flag(sk, HCI_MGMT_EXT_INFO_EVENTS); | |
928 | hci_sock_clear_flag(sk, HCI_MGMT_DEV_CLASS_EVENTS); | |
929 | hci_sock_clear_flag(sk, HCI_MGMT_LOCAL_NAME_EVENTS); | |
930 | ||
c259c011 MN |
931 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_EXT_INFO, 0, rp, |
932 | sizeof(*rp) + eir_len); | |
fa7cc740 MH |
933 | } |
934 | ||
935 | static int ext_info_changed(struct hci_dev *hdev, struct sock *skip) | |
936 | { | |
937 | struct mgmt_ev_ext_info_changed ev; | |
938 | ||
939 | ev.eir_len = cpu_to_le16(0); | |
940 | ||
941 | return mgmt_limited_event(MGMT_EV_EXT_INFO_CHANGED, hdev, &ev, | |
942 | sizeof(ev), HCI_MGMT_EXT_INFO_EVENTS, skip); | |
943 | } | |
944 | ||
69ab39ea | 945 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 946 | { |
69ab39ea | 947 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 948 | |
2a1afb5a JH |
949 | return mgmt_cmd_complete(sk, hdev->id, opcode, 0, &settings, |
950 | sizeof(settings)); | |
8680570b JH |
951 | } |
952 | ||
1904a853 | 953 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
8b064a3a JH |
954 | { |
955 | BT_DBG("%s status 0x%02x", hdev->name, status); | |
956 | ||
a3172b7e JH |
957 | if (hci_conn_count(hdev) == 0) { |
958 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 959 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 960 | } |
8b064a3a JH |
961 | } |
962 | ||
f2252570 | 963 | void mgmt_advertising_added(struct sock *sk, struct hci_dev *hdev, u8 instance) |
912098a6 AU |
964 | { |
965 | struct mgmt_ev_advertising_added ev; | |
966 | ||
967 | ev.instance = instance; | |
968 | ||
969 | mgmt_event(MGMT_EV_ADVERTISING_ADDED, hdev, &ev, sizeof(ev), sk); | |
970 | } | |
971 | ||
f2252570 JH |
972 | void mgmt_advertising_removed(struct sock *sk, struct hci_dev *hdev, |
973 | u8 instance) | |
912098a6 AU |
974 | { |
975 | struct mgmt_ev_advertising_removed ev; | |
976 | ||
977 | ev.instance = instance; | |
978 | ||
979 | mgmt_event(MGMT_EV_ADVERTISING_REMOVED, hdev, &ev, sizeof(ev), sk); | |
980 | } | |
981 | ||
7816b820 FG |
982 | static void cancel_adv_timeout(struct hci_dev *hdev) |
983 | { | |
984 | if (hdev->adv_instance_timeout) { | |
985 | hdev->adv_instance_timeout = 0; | |
986 | cancel_delayed_work(&hdev->adv_instance_expire); | |
987 | } | |
988 | } | |
989 | ||
8b064a3a JH |
990 | static int clean_up_hci_state(struct hci_dev *hdev) |
991 | { | |
992 | struct hci_request req; | |
993 | struct hci_conn *conn; | |
23a48093 JH |
994 | bool discov_stopped; |
995 | int err; | |
8b064a3a JH |
996 | |
997 | hci_req_init(&req, hdev); | |
998 | ||
999 | if (test_bit(HCI_ISCAN, &hdev->flags) || | |
1000 | test_bit(HCI_PSCAN, &hdev->flags)) { | |
1001 | u8 scan = 0x00; | |
1002 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
1003 | } | |
1004 | ||
367dd2b1 | 1005 | hci_req_clear_adv_instance(hdev, NULL, NULL, 0x00, false); |
912098a6 | 1006 | |
d7a5a11d | 1007 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
f2252570 | 1008 | __hci_req_disable_advertising(&req); |
8b064a3a | 1009 | |
2154d3f4 | 1010 | discov_stopped = hci_req_stop_discovery(&req); |
8b064a3a JH |
1011 | |
1012 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { | |
89e0ccc8 JH |
1013 | /* 0x15 == Terminated due to Power Off */ |
1014 | __hci_abort_conn(&req, conn, 0x15); | |
8b064a3a JH |
1015 | } |
1016 | ||
23a48093 JH |
1017 | err = hci_req_run(&req, clean_up_hci_complete); |
1018 | if (!err && discov_stopped) | |
1019 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
1020 | ||
1021 | return err; | |
8b064a3a JH |
1022 | } |
1023 | ||
bdb6d971 | 1024 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1025 | u16 len) |
eec8d2bc | 1026 | { |
650f726d | 1027 | struct mgmt_mode *cp = data; |
3b0602cd | 1028 | struct mgmt_pending_cmd *cmd; |
4b34ee78 | 1029 | int err; |
eec8d2bc | 1030 | |
bdb6d971 | 1031 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 1032 | |
a7e80f25 | 1033 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1034 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, |
1035 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1036 | |
09fd0de5 | 1037 | hci_dev_lock(hdev); |
eec8d2bc | 1038 | |
333ae95d | 1039 | if (pending_find(MGMT_OP_SET_POWERED, hdev)) { |
a69e8375 JH |
1040 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, |
1041 | MGMT_STATUS_BUSY); | |
87b95ba6 JH |
1042 | goto failed; |
1043 | } | |
1044 | ||
4b34ee78 | 1045 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 1046 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
1047 | goto failed; |
1048 | } | |
1049 | ||
2e58ef3e | 1050 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
1051 | if (!cmd) { |
1052 | err = -ENOMEM; | |
eec8d2bc | 1053 | goto failed; |
366a0336 | 1054 | } |
eec8d2bc | 1055 | |
8b064a3a | 1056 | if (cp->val) { |
19202573 | 1057 | queue_work(hdev->req_workqueue, &hdev->power_on); |
8b064a3a JH |
1058 | err = 0; |
1059 | } else { | |
1060 | /* Disconnect connections, stop scans, etc */ | |
1061 | err = clean_up_hci_state(hdev); | |
a3172b7e JH |
1062 | if (!err) |
1063 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, | |
1064 | HCI_POWER_OFF_TIMEOUT); | |
eec8d2bc | 1065 | |
8b064a3a JH |
1066 | /* ENODATA means there were no HCI commands queued */ |
1067 | if (err == -ENODATA) { | |
a3172b7e | 1068 | cancel_delayed_work(&hdev->power_off); |
8b064a3a JH |
1069 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
1070 | err = 0; | |
1071 | } | |
1072 | } | |
eec8d2bc JH |
1073 | |
1074 | failed: | |
09fd0de5 | 1075 | hci_dev_unlock(hdev); |
366a0336 | 1076 | return err; |
eec8d2bc JH |
1077 | } |
1078 | ||
beadb2bd JH |
1079 | static int new_settings(struct hci_dev *hdev, struct sock *skip) |
1080 | { | |
f6b7712e | 1081 | __le32 ev = cpu_to_le32(get_current_settings(hdev)); |
beadb2bd | 1082 | |
d363e9ee MH |
1083 | return mgmt_limited_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, |
1084 | sizeof(ev), HCI_MGMT_SETTING_EVENTS, skip); | |
beadb2bd JH |
1085 | } |
1086 | ||
91a668b0 JH |
1087 | int mgmt_new_settings(struct hci_dev *hdev) |
1088 | { | |
1089 | return new_settings(hdev, NULL); | |
1090 | } | |
1091 | ||
bd99abdd JH |
1092 | struct cmd_lookup { |
1093 | struct sock *sk; | |
1094 | struct hci_dev *hdev; | |
1095 | u8 mgmt_status; | |
1096 | }; | |
1097 | ||
3b0602cd | 1098 | static void settings_rsp(struct mgmt_pending_cmd *cmd, void *data) |
bd99abdd JH |
1099 | { |
1100 | struct cmd_lookup *match = data; | |
1101 | ||
1102 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1103 | ||
1104 | list_del(&cmd->list); | |
1105 | ||
1106 | if (match->sk == NULL) { | |
1107 | match->sk = cmd->sk; | |
1108 | sock_hold(match->sk); | |
1109 | } | |
1110 | ||
1111 | mgmt_pending_free(cmd); | |
1112 | } | |
1113 | ||
3b0602cd | 1114 | static void cmd_status_rsp(struct mgmt_pending_cmd *cmd, void *data) |
bd99abdd JH |
1115 | { |
1116 | u8 *status = data; | |
1117 | ||
a69e8375 | 1118 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); |
bd99abdd JH |
1119 | mgmt_pending_remove(cmd); |
1120 | } | |
1121 | ||
3b0602cd | 1122 | static void cmd_complete_rsp(struct mgmt_pending_cmd *cmd, void *data) |
1b9b5ee5 JH |
1123 | { |
1124 | if (cmd->cmd_complete) { | |
1125 | u8 *status = data; | |
1126 | ||
1127 | cmd->cmd_complete(cmd, *status); | |
1128 | mgmt_pending_remove(cmd); | |
1129 | ||
1130 | return; | |
1131 | } | |
1132 | ||
1133 | cmd_status_rsp(cmd, data); | |
1134 | } | |
1135 | ||
3b0602cd | 1136 | static int generic_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
f5818c22 | 1137 | { |
2a1afb5a JH |
1138 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
1139 | cmd->param, cmd->param_len); | |
f5818c22 JH |
1140 | } |
1141 | ||
3b0602cd | 1142 | static int addr_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
7776d1d8 | 1143 | { |
2a1afb5a JH |
1144 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
1145 | cmd->param, sizeof(struct mgmt_addr_info)); | |
7776d1d8 JH |
1146 | } |
1147 | ||
e6fe7986 JH |
1148 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1149 | { | |
1150 | if (!lmp_bredr_capable(hdev)) | |
1151 | return MGMT_STATUS_NOT_SUPPORTED; | |
d7a5a11d | 1152 | else if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) |
e6fe7986 JH |
1153 | return MGMT_STATUS_REJECTED; |
1154 | else | |
1155 | return MGMT_STATUS_SUCCESS; | |
1156 | } | |
1157 | ||
1158 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1159 | { | |
1160 | if (!lmp_le_capable(hdev)) | |
1161 | return MGMT_STATUS_NOT_SUPPORTED; | |
d7a5a11d | 1162 | else if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
e6fe7986 JH |
1163 | return MGMT_STATUS_REJECTED; |
1164 | else | |
1165 | return MGMT_STATUS_SUCCESS; | |
1166 | } | |
1167 | ||
aed1a885 | 1168 | void mgmt_set_discoverable_complete(struct hci_dev *hdev, u8 status) |
bfaf8c9f | 1169 | { |
3b0602cd | 1170 | struct mgmt_pending_cmd *cmd; |
bfaf8c9f JH |
1171 | |
1172 | BT_DBG("status 0x%02x", status); | |
1173 | ||
1174 | hci_dev_lock(hdev); | |
1175 | ||
333ae95d | 1176 | cmd = pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); |
bfaf8c9f JH |
1177 | if (!cmd) |
1178 | goto unlock; | |
1179 | ||
1180 | if (status) { | |
1181 | u8 mgmt_err = mgmt_status(status); | |
a69e8375 | 1182 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
a358dc11 | 1183 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
bfaf8c9f JH |
1184 | goto remove_cmd; |
1185 | } | |
1186 | ||
aed1a885 JH |
1187 | if (hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && |
1188 | hdev->discov_timeout > 0) { | |
1189 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1190 | queue_delayed_work(hdev->req_workqueue, &hdev->discov_off, to); | |
d4462a07 | 1191 | } |
bfaf8c9f JH |
1192 | |
1193 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
aed1a885 | 1194 | new_settings(hdev, cmd->sk); |
970ba524 | 1195 | |
bfaf8c9f JH |
1196 | remove_cmd: |
1197 | mgmt_pending_remove(cmd); | |
1198 | ||
1199 | unlock: | |
1200 | hci_dev_unlock(hdev); | |
1201 | } | |
1202 | ||
bdb6d971 | 1203 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1204 | u16 len) |
73f22f62 | 1205 | { |
650f726d | 1206 | struct mgmt_cp_set_discoverable *cp = data; |
3b0602cd | 1207 | struct mgmt_pending_cmd *cmd; |
5e5282bb | 1208 | u16 timeout; |
73f22f62 JH |
1209 | int err; |
1210 | ||
bdb6d971 | 1211 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1212 | |
d7a5a11d MH |
1213 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) && |
1214 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) | |
a69e8375 JH |
1215 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1216 | MGMT_STATUS_REJECTED); | |
33c525c0 | 1217 | |
310a3d48 | 1218 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 JH |
1219 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1220 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1221 | |
1f350c87 | 1222 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1223 | |
1224 | /* Disabling discoverable requires that no timeout is set, | |
1225 | * and enabling limited discoverable requires a timeout. | |
1226 | */ | |
1227 | if ((cp->val == 0x00 && timeout > 0) || | |
1228 | (cp->val == 0x02 && timeout == 0)) | |
a69e8375 JH |
1229 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1230 | MGMT_STATUS_INVALID_PARAMS); | |
73f22f62 | 1231 | |
09fd0de5 | 1232 | hci_dev_lock(hdev); |
73f22f62 | 1233 | |
5e5282bb | 1234 | if (!hdev_is_powered(hdev) && timeout > 0) { |
a69e8375 JH |
1235 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1236 | MGMT_STATUS_NOT_POWERED); | |
73f22f62 JH |
1237 | goto failed; |
1238 | } | |
1239 | ||
333ae95d JH |
1240 | if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
1241 | pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { | |
a69e8375 JH |
1242 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1243 | MGMT_STATUS_BUSY); | |
73f22f62 JH |
1244 | goto failed; |
1245 | } | |
1246 | ||
d7a5a11d | 1247 | if (!hci_dev_test_flag(hdev, HCI_CONNECTABLE)) { |
a69e8375 JH |
1248 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1249 | MGMT_STATUS_REJECTED); | |
5e5282bb JH |
1250 | goto failed; |
1251 | } | |
1252 | ||
1253 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1254 | bool changed = false; |
1255 | ||
310a3d48 MH |
1256 | /* Setting limited discoverable when powered off is |
1257 | * not a valid operation since it requires a timeout | |
1258 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1259 | */ | |
d7a5a11d | 1260 | if (!!cp->val != hci_dev_test_flag(hdev, HCI_DISCOVERABLE)) { |
ce05d603 | 1261 | hci_dev_change_flag(hdev, HCI_DISCOVERABLE); |
0224d2fa JH |
1262 | changed = true; |
1263 | } | |
1264 | ||
5e5282bb | 1265 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1266 | if (err < 0) |
1267 | goto failed; | |
1268 | ||
1269 | if (changed) | |
1270 | err = new_settings(hdev, sk); | |
1271 | ||
5e5282bb JH |
1272 | goto failed; |
1273 | } | |
1274 | ||
310a3d48 MH |
1275 | /* If the current mode is the same, then just update the timeout |
1276 | * value with the new value. And if only the timeout gets updated, | |
1277 | * then no need for any HCI transactions. | |
1278 | */ | |
d7a5a11d MH |
1279 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && |
1280 | (cp->val == 0x02) == hci_dev_test_flag(hdev, | |
1281 | HCI_LIMITED_DISCOVERABLE)) { | |
36261547 MH |
1282 | cancel_delayed_work(&hdev->discov_off); |
1283 | hdev->discov_timeout = timeout; | |
955638ec | 1284 | |
36261547 MH |
1285 | if (cp->val && hdev->discov_timeout > 0) { |
1286 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
c366f555 JH |
1287 | queue_delayed_work(hdev->req_workqueue, |
1288 | &hdev->discov_off, to); | |
955638ec MH |
1289 | } |
1290 | ||
69ab39ea | 1291 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1292 | goto failed; |
1293 | } | |
1294 | ||
2e58ef3e | 1295 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1296 | if (!cmd) { |
1297 | err = -ENOMEM; | |
73f22f62 | 1298 | goto failed; |
366a0336 | 1299 | } |
73f22f62 | 1300 | |
310a3d48 MH |
1301 | /* Cancel any potential discoverable timeout that might be |
1302 | * still active and store new timeout value. The arming of | |
1303 | * the timeout happens in the complete handler. | |
1304 | */ | |
1305 | cancel_delayed_work(&hdev->discov_off); | |
1306 | hdev->discov_timeout = timeout; | |
1307 | ||
aed1a885 JH |
1308 | if (cp->val) |
1309 | hci_dev_set_flag(hdev, HCI_DISCOVERABLE); | |
1310 | else | |
1311 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); | |
1312 | ||
b456f87c JH |
1313 | /* Limited discoverable mode */ |
1314 | if (cp->val == 0x02) | |
a1536da2 | 1315 | hci_dev_set_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
b456f87c | 1316 | else |
a358dc11 | 1317 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
b456f87c | 1318 | |
aed1a885 JH |
1319 | queue_work(hdev->req_workqueue, &hdev->discoverable_update); |
1320 | err = 0; | |
73f22f62 JH |
1321 | |
1322 | failed: | |
09fd0de5 | 1323 | hci_dev_unlock(hdev); |
73f22f62 JH |
1324 | return err; |
1325 | } | |
1326 | ||
53c0ba74 | 1327 | void mgmt_set_connectable_complete(struct hci_dev *hdev, u8 status) |
2b76f453 | 1328 | { |
3b0602cd | 1329 | struct mgmt_pending_cmd *cmd; |
2b76f453 JH |
1330 | |
1331 | BT_DBG("status 0x%02x", status); | |
1332 | ||
1333 | hci_dev_lock(hdev); | |
1334 | ||
333ae95d | 1335 | cmd = pending_find(MGMT_OP_SET_CONNECTABLE, hdev); |
2b76f453 JH |
1336 | if (!cmd) |
1337 | goto unlock; | |
1338 | ||
37438c1f JH |
1339 | if (status) { |
1340 | u8 mgmt_err = mgmt_status(status); | |
a69e8375 | 1341 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
37438c1f JH |
1342 | goto remove_cmd; |
1343 | } | |
1344 | ||
2b76f453 | 1345 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
53c0ba74 | 1346 | new_settings(hdev, cmd->sk); |
d7b856f9 | 1347 | |
37438c1f | 1348 | remove_cmd: |
2b76f453 JH |
1349 | mgmt_pending_remove(cmd); |
1350 | ||
1351 | unlock: | |
1352 | hci_dev_unlock(hdev); | |
1353 | } | |
1354 | ||
e8ba3a1f JH |
1355 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1356 | struct sock *sk, u8 val) | |
1357 | { | |
1358 | bool changed = false; | |
1359 | int err; | |
1360 | ||
d7a5a11d | 1361 | if (!!val != hci_dev_test_flag(hdev, HCI_CONNECTABLE)) |
e8ba3a1f JH |
1362 | changed = true; |
1363 | ||
1364 | if (val) { | |
a1536da2 | 1365 | hci_dev_set_flag(hdev, HCI_CONNECTABLE); |
e8ba3a1f | 1366 | } else { |
a358dc11 MH |
1367 | hci_dev_clear_flag(hdev, HCI_CONNECTABLE); |
1368 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); | |
e8ba3a1f JH |
1369 | } |
1370 | ||
1371 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1372 | if (err < 0) | |
1373 | return err; | |
1374 | ||
562064e6 | 1375 | if (changed) { |
01b1cb87 | 1376 | hci_req_update_scan(hdev); |
562064e6 | 1377 | hci_update_background_scan(hdev); |
e8ba3a1f | 1378 | return new_settings(hdev, sk); |
562064e6 | 1379 | } |
e8ba3a1f JH |
1380 | |
1381 | return 0; | |
1382 | } | |
1383 | ||
bdb6d971 | 1384 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1385 | u16 len) |
9fbcbb45 | 1386 | { |
650f726d | 1387 | struct mgmt_mode *cp = data; |
3b0602cd | 1388 | struct mgmt_pending_cmd *cmd; |
9fbcbb45 JH |
1389 | int err; |
1390 | ||
bdb6d971 | 1391 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1392 | |
d7a5a11d MH |
1393 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED) && |
1394 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) | |
a69e8375 JH |
1395 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1396 | MGMT_STATUS_REJECTED); | |
33c525c0 | 1397 | |
a7e80f25 | 1398 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1399 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1400 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1401 | |
09fd0de5 | 1402 | hci_dev_lock(hdev); |
9fbcbb45 | 1403 | |
4b34ee78 | 1404 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1405 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1406 | goto failed; |
1407 | } | |
1408 | ||
333ae95d JH |
1409 | if (pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
1410 | pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { | |
a69e8375 JH |
1411 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1412 | MGMT_STATUS_BUSY); | |
9fbcbb45 JH |
1413 | goto failed; |
1414 | } | |
1415 | ||
2e58ef3e | 1416 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1417 | if (!cmd) { |
1418 | err = -ENOMEM; | |
9fbcbb45 | 1419 | goto failed; |
366a0336 | 1420 | } |
9fbcbb45 | 1421 | |
53c0ba74 JH |
1422 | if (cp->val) { |
1423 | hci_dev_set_flag(hdev, HCI_CONNECTABLE); | |
1424 | } else { | |
1425 | if (hdev->discov_timeout > 0) | |
1426 | cancel_delayed_work(&hdev->discov_off); | |
2b76f453 | 1427 | |
53c0ba74 JH |
1428 | hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE); |
1429 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); | |
1430 | hci_dev_clear_flag(hdev, HCI_CONNECTABLE); | |
9b74246f | 1431 | } |
2b76f453 | 1432 | |
53c0ba74 JH |
1433 | queue_work(hdev->req_workqueue, &hdev->connectable_update); |
1434 | err = 0; | |
9fbcbb45 JH |
1435 | |
1436 | failed: | |
09fd0de5 | 1437 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1438 | return err; |
1439 | } | |
1440 | ||
b2939475 | 1441 | static int set_bondable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1442 | u16 len) |
c542a06c | 1443 | { |
650f726d | 1444 | struct mgmt_mode *cp = data; |
55594356 | 1445 | bool changed; |
c542a06c JH |
1446 | int err; |
1447 | ||
bdb6d971 | 1448 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1449 | |
a7e80f25 | 1450 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1451 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BONDABLE, |
1452 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1453 | |
09fd0de5 | 1454 | hci_dev_lock(hdev); |
c542a06c JH |
1455 | |
1456 | if (cp->val) | |
238be788 | 1457 | changed = !hci_dev_test_and_set_flag(hdev, HCI_BONDABLE); |
c542a06c | 1458 | else |
a69d8927 | 1459 | changed = hci_dev_test_and_clear_flag(hdev, HCI_BONDABLE); |
c542a06c | 1460 | |
b2939475 | 1461 | err = send_settings_rsp(sk, MGMT_OP_SET_BONDABLE, hdev); |
c542a06c | 1462 | if (err < 0) |
55594356 | 1463 | goto unlock; |
c542a06c | 1464 | |
82a37ade JH |
1465 | if (changed) { |
1466 | /* In limited privacy mode the change of bondable mode | |
1467 | * may affect the local advertising address. | |
1468 | */ | |
1469 | if (hdev_is_powered(hdev) && | |
1470 | hci_dev_test_flag(hdev, HCI_ADVERTISING) && | |
1471 | hci_dev_test_flag(hdev, HCI_DISCOVERABLE) && | |
1472 | hci_dev_test_flag(hdev, HCI_LIMITED_PRIVACY)) | |
1473 | queue_work(hdev->req_workqueue, | |
1474 | &hdev->discoverable_update); | |
1475 | ||
55594356 | 1476 | err = new_settings(hdev, sk); |
82a37ade | 1477 | } |
c542a06c | 1478 | |
55594356 | 1479 | unlock: |
09fd0de5 | 1480 | hci_dev_unlock(hdev); |
c542a06c JH |
1481 | return err; |
1482 | } | |
1483 | ||
04124681 GP |
1484 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1485 | u16 len) | |
33ef95ed JH |
1486 | { |
1487 | struct mgmt_mode *cp = data; | |
3b0602cd | 1488 | struct mgmt_pending_cmd *cmd; |
e6fe7986 | 1489 | u8 val, status; |
33ef95ed JH |
1490 | int err; |
1491 | ||
bdb6d971 | 1492 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1493 | |
e6fe7986 JH |
1494 | status = mgmt_bredr_support(hdev); |
1495 | if (status) | |
a69e8375 JH |
1496 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
1497 | status); | |
33c525c0 | 1498 | |
a7e80f25 | 1499 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1500 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
1501 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1502 | |
33ef95ed JH |
1503 | hci_dev_lock(hdev); |
1504 | ||
4b34ee78 | 1505 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1506 | bool changed = false; |
1507 | ||
d7a5a11d | 1508 | if (!!cp->val != hci_dev_test_flag(hdev, HCI_LINK_SECURITY)) { |
ce05d603 | 1509 | hci_dev_change_flag(hdev, HCI_LINK_SECURITY); |
47990ea0 JH |
1510 | changed = true; |
1511 | } | |
1512 | ||
1513 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1514 | if (err < 0) | |
1515 | goto failed; | |
1516 | ||
1517 | if (changed) | |
1518 | err = new_settings(hdev, sk); | |
1519 | ||
33ef95ed JH |
1520 | goto failed; |
1521 | } | |
1522 | ||
333ae95d | 1523 | if (pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { |
a69e8375 JH |
1524 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
1525 | MGMT_STATUS_BUSY); | |
33ef95ed JH |
1526 | goto failed; |
1527 | } | |
1528 | ||
1529 | val = !!cp->val; | |
1530 | ||
1531 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1532 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1533 | goto failed; | |
1534 | } | |
1535 | ||
1536 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1537 | if (!cmd) { | |
1538 | err = -ENOMEM; | |
1539 | goto failed; | |
1540 | } | |
1541 | ||
1542 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
1543 | if (err < 0) { | |
1544 | mgmt_pending_remove(cmd); | |
1545 | goto failed; | |
1546 | } | |
1547 | ||
1548 | failed: | |
1549 | hci_dev_unlock(hdev); | |
33ef95ed JH |
1550 | return err; |
1551 | } | |
1552 | ||
bdb6d971 | 1553 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
1554 | { |
1555 | struct mgmt_mode *cp = data; | |
3b0602cd | 1556 | struct mgmt_pending_cmd *cmd; |
72ef0c1a | 1557 | u8 status; |
ed2c4ee3 JH |
1558 | int err; |
1559 | ||
bdb6d971 | 1560 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 1561 | |
cdba5281 MH |
1562 | status = mgmt_bredr_support(hdev); |
1563 | if (status) | |
a69e8375 | 1564 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); |
cdba5281 | 1565 | |
13ecd8b6 | 1566 | if (!lmp_ssp_capable(hdev)) |
a69e8375 JH |
1567 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1568 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 1569 | |
a7e80f25 | 1570 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1571 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1572 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1573 | |
13ecd8b6 | 1574 | hci_dev_lock(hdev); |
6c8f12c1 | 1575 | |
4b34ee78 | 1576 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 1577 | bool changed; |
c0ecddc2 | 1578 | |
9ecb3e24 | 1579 | if (cp->val) { |
238be788 MH |
1580 | changed = !hci_dev_test_and_set_flag(hdev, |
1581 | HCI_SSP_ENABLED); | |
9ecb3e24 | 1582 | } else { |
a69d8927 MH |
1583 | changed = hci_dev_test_and_clear_flag(hdev, |
1584 | HCI_SSP_ENABLED); | |
9ecb3e24 | 1585 | if (!changed) |
a69d8927 MH |
1586 | changed = hci_dev_test_and_clear_flag(hdev, |
1587 | HCI_HS_ENABLED); | |
9ecb3e24 | 1588 | else |
a358dc11 | 1589 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
c0ecddc2 JH |
1590 | } |
1591 | ||
1592 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1593 | if (err < 0) | |
1594 | goto failed; | |
1595 | ||
1596 | if (changed) | |
1597 | err = new_settings(hdev, sk); | |
1598 | ||
ed2c4ee3 JH |
1599 | goto failed; |
1600 | } | |
1601 | ||
333ae95d | 1602 | if (pending_find(MGMT_OP_SET_SSP, hdev)) { |
a69e8375 JH |
1603 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1604 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
1605 | goto failed; |
1606 | } | |
1607 | ||
d7a5a11d | 1608 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
ed2c4ee3 JH |
1609 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
1610 | goto failed; | |
1611 | } | |
1612 | ||
1613 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
1614 | if (!cmd) { | |
1615 | err = -ENOMEM; | |
1616 | goto failed; | |
1617 | } | |
1618 | ||
d7a5a11d | 1619 | if (!cp->val && hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) |
3769972b JH |
1620 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, |
1621 | sizeof(cp->val), &cp->val); | |
1622 | ||
72ef0c1a | 1623 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
1624 | if (err < 0) { |
1625 | mgmt_pending_remove(cmd); | |
1626 | goto failed; | |
1627 | } | |
1628 | ||
1629 | failed: | |
1630 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
1631 | return err; |
1632 | } | |
1633 | ||
bdb6d971 | 1634 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
1635 | { |
1636 | struct mgmt_mode *cp = data; | |
ee392693 | 1637 | bool changed; |
e6fe7986 | 1638 | u8 status; |
ee392693 | 1639 | int err; |
6d80dfd0 | 1640 | |
bdb6d971 | 1641 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 1642 | |
e6fe7986 JH |
1643 | status = mgmt_bredr_support(hdev); |
1644 | if (status) | |
a69e8375 | 1645 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); |
6d80dfd0 | 1646 | |
9ecb3e24 | 1647 | if (!lmp_ssp_capable(hdev)) |
a69e8375 JH |
1648 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
1649 | MGMT_STATUS_NOT_SUPPORTED); | |
9ecb3e24 | 1650 | |
d7a5a11d | 1651 | if (!hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
a69e8375 JH |
1652 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
1653 | MGMT_STATUS_REJECTED); | |
9ecb3e24 | 1654 | |
a7e80f25 | 1655 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1656 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
1657 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1658 | |
ee392693 MH |
1659 | hci_dev_lock(hdev); |
1660 | ||
333ae95d | 1661 | if (pending_find(MGMT_OP_SET_SSP, hdev)) { |
a69e8375 JH |
1662 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
1663 | MGMT_STATUS_BUSY); | |
a2cb01de JH |
1664 | goto unlock; |
1665 | } | |
1666 | ||
a0cdf960 | 1667 | if (cp->val) { |
238be788 | 1668 | changed = !hci_dev_test_and_set_flag(hdev, HCI_HS_ENABLED); |
a0cdf960 MH |
1669 | } else { |
1670 | if (hdev_is_powered(hdev)) { | |
a69e8375 JH |
1671 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS, |
1672 | MGMT_STATUS_REJECTED); | |
a0cdf960 MH |
1673 | goto unlock; |
1674 | } | |
1675 | ||
a69d8927 | 1676 | changed = hci_dev_test_and_clear_flag(hdev, HCI_HS_ENABLED); |
a0cdf960 | 1677 | } |
ee392693 MH |
1678 | |
1679 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
1680 | if (err < 0) | |
1681 | goto unlock; | |
1682 | ||
1683 | if (changed) | |
1684 | err = new_settings(hdev, sk); | |
6d80dfd0 | 1685 | |
ee392693 MH |
1686 | unlock: |
1687 | hci_dev_unlock(hdev); | |
1688 | return err; | |
6d80dfd0 JH |
1689 | } |
1690 | ||
1904a853 | 1691 | static void le_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
416a4ae5 JH |
1692 | { |
1693 | struct cmd_lookup match = { NULL, hdev }; | |
1694 | ||
3ad67582 JK |
1695 | hci_dev_lock(hdev); |
1696 | ||
416a4ae5 JH |
1697 | if (status) { |
1698 | u8 mgmt_err = mgmt_status(status); | |
1699 | ||
1700 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
1701 | &mgmt_err); | |
3ad67582 | 1702 | goto unlock; |
416a4ae5 JH |
1703 | } |
1704 | ||
1705 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
1706 | ||
1707 | new_settings(hdev, match.sk); | |
1708 | ||
1709 | if (match.sk) | |
1710 | sock_put(match.sk); | |
441ad2d0 MH |
1711 | |
1712 | /* Make sure the controller has a good default for | |
1713 | * advertising data. Restrict the update to when LE | |
1714 | * has actually been enabled. During power on, the | |
1715 | * update in powered_update_hci will take care of it. | |
1716 | */ | |
d7a5a11d | 1717 | if (hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { |
441ad2d0 MH |
1718 | struct hci_request req; |
1719 | ||
441ad2d0 | 1720 | hci_req_init(&req, hdev); |
cab054ab JH |
1721 | __hci_req_update_adv_data(&req, 0x00); |
1722 | __hci_req_update_scan_rsp_data(&req, 0x00); | |
441ad2d0 | 1723 | hci_req_run(&req, NULL); |
2e93e53b | 1724 | hci_update_background_scan(hdev); |
441ad2d0 | 1725 | } |
3ad67582 JK |
1726 | |
1727 | unlock: | |
1728 | hci_dev_unlock(hdev); | |
416a4ae5 JH |
1729 | } |
1730 | ||
bdb6d971 | 1731 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
1732 | { |
1733 | struct mgmt_mode *cp = data; | |
1734 | struct hci_cp_write_le_host_supported hci_cp; | |
3b0602cd | 1735 | struct mgmt_pending_cmd *cmd; |
416a4ae5 | 1736 | struct hci_request req; |
06199cf8 | 1737 | int err; |
0b60eba1 | 1738 | u8 val, enabled; |
06199cf8 | 1739 | |
bdb6d971 | 1740 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 1741 | |
13ecd8b6 | 1742 | if (!lmp_le_capable(hdev)) |
a69e8375 JH |
1743 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1744 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 1745 | |
a7e80f25 | 1746 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
1747 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1748 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 1749 | |
e7844ee5 MH |
1750 | /* Bluetooth single mode LE only controllers or dual-mode |
1751 | * controllers configured as LE only devices, do not allow | |
1752 | * switching LE off. These have either LE enabled explicitly | |
1753 | * or BR/EDR has been previously switched off. | |
1754 | * | |
1755 | * When trying to enable an already enabled LE, then gracefully | |
1756 | * send a positive response. Trying to disable it however will | |
1757 | * result into rejection. | |
1758 | */ | |
1759 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { | |
1760 | if (cp->val == 0x01) | |
1761 | return send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); | |
1762 | ||
a69e8375 JH |
1763 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1764 | MGMT_STATUS_REJECTED); | |
e7844ee5 | 1765 | } |
c73eee91 | 1766 | |
13ecd8b6 | 1767 | hci_dev_lock(hdev); |
06199cf8 JH |
1768 | |
1769 | val = !!cp->val; | |
ffa88e02 | 1770 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 1771 | |
847818d9 | 1772 | if (!val) |
367dd2b1 | 1773 | hci_req_clear_adv_instance(hdev, NULL, NULL, 0x00, true); |
847818d9 | 1774 | |
0b60eba1 | 1775 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
1776 | bool changed = false; |
1777 | ||
d7a5a11d | 1778 | if (val != hci_dev_test_flag(hdev, HCI_LE_ENABLED)) { |
ce05d603 | 1779 | hci_dev_change_flag(hdev, HCI_LE_ENABLED); |
06199cf8 JH |
1780 | changed = true; |
1781 | } | |
1782 | ||
d7a5a11d | 1783 | if (!val && hci_dev_test_flag(hdev, HCI_ADVERTISING)) { |
a358dc11 | 1784 | hci_dev_clear_flag(hdev, HCI_ADVERTISING); |
eeca6f89 JH |
1785 | changed = true; |
1786 | } | |
1787 | ||
06199cf8 JH |
1788 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
1789 | if (err < 0) | |
1de028ce | 1790 | goto unlock; |
06199cf8 JH |
1791 | |
1792 | if (changed) | |
1793 | err = new_settings(hdev, sk); | |
1794 | ||
1de028ce | 1795 | goto unlock; |
06199cf8 JH |
1796 | } |
1797 | ||
333ae95d JH |
1798 | if (pending_find(MGMT_OP_SET_LE, hdev) || |
1799 | pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
a69e8375 JH |
1800 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1801 | MGMT_STATUS_BUSY); | |
1de028ce | 1802 | goto unlock; |
06199cf8 JH |
1803 | } |
1804 | ||
1805 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
1806 | if (!cmd) { | |
1807 | err = -ENOMEM; | |
1de028ce | 1808 | goto unlock; |
06199cf8 JH |
1809 | } |
1810 | ||
441ad2d0 MH |
1811 | hci_req_init(&req, hdev); |
1812 | ||
06199cf8 JH |
1813 | memset(&hci_cp, 0, sizeof(hci_cp)); |
1814 | ||
1815 | if (val) { | |
1816 | hci_cp.le = val; | |
32226e4f | 1817 | hci_cp.simul = 0x00; |
441ad2d0 | 1818 | } else { |
d7a5a11d | 1819 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
f2252570 | 1820 | __hci_req_disable_advertising(&req); |
06199cf8 JH |
1821 | } |
1822 | ||
416a4ae5 JH |
1823 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
1824 | &hci_cp); | |
1825 | ||
1826 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 1827 | if (err < 0) |
06199cf8 | 1828 | mgmt_pending_remove(cmd); |
06199cf8 | 1829 | |
1de028ce JH |
1830 | unlock: |
1831 | hci_dev_unlock(hdev); | |
06199cf8 JH |
1832 | return err; |
1833 | } | |
1834 | ||
0cab9c80 JH |
1835 | /* This is a helper function to test for pending mgmt commands that can |
1836 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
1837 | * mgmt command at a time since otherwise we cannot easily track what | |
1838 | * the current values are, will be, and based on that calculate if a new | |
1839 | * HCI command needs to be sent and if yes with what value. | |
1840 | */ | |
1841 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
1842 | { | |
3b0602cd | 1843 | struct mgmt_pending_cmd *cmd; |
0cab9c80 JH |
1844 | |
1845 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
1846 | switch (cmd->opcode) { | |
1847 | case MGMT_OP_ADD_UUID: | |
1848 | case MGMT_OP_REMOVE_UUID: | |
1849 | case MGMT_OP_SET_DEV_CLASS: | |
1850 | case MGMT_OP_SET_POWERED: | |
1851 | return true; | |
1852 | } | |
1853 | } | |
1854 | ||
1855 | return false; | |
1856 | } | |
1857 | ||
83be8eca JH |
1858 | static const u8 bluetooth_base_uuid[] = { |
1859 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
1860 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
1861 | }; | |
1862 | ||
1863 | static u8 get_uuid_size(const u8 *uuid) | |
1864 | { | |
1865 | u32 val; | |
1866 | ||
1867 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
1868 | return 128; | |
1869 | ||
1870 | val = get_unaligned_le32(&uuid[12]); | |
1871 | if (val > 0xffff) | |
1872 | return 32; | |
1873 | ||
1874 | return 16; | |
1875 | } | |
1876 | ||
92da6097 JH |
1877 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
1878 | { | |
3b0602cd | 1879 | struct mgmt_pending_cmd *cmd; |
92da6097 JH |
1880 | |
1881 | hci_dev_lock(hdev); | |
1882 | ||
333ae95d | 1883 | cmd = pending_find(mgmt_op, hdev); |
92da6097 JH |
1884 | if (!cmd) |
1885 | goto unlock; | |
1886 | ||
2a1afb5a JH |
1887 | mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, |
1888 | mgmt_status(status), hdev->dev_class, 3); | |
92da6097 JH |
1889 | |
1890 | mgmt_pending_remove(cmd); | |
1891 | ||
1892 | unlock: | |
1893 | hci_dev_unlock(hdev); | |
1894 | } | |
1895 | ||
1904a853 | 1896 | static void add_uuid_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
92da6097 JH |
1897 | { |
1898 | BT_DBG("status 0x%02x", status); | |
1899 | ||
1900 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
1901 | } | |
1902 | ||
bdb6d971 | 1903 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 1904 | { |
650f726d | 1905 | struct mgmt_cp_add_uuid *cp = data; |
3b0602cd | 1906 | struct mgmt_pending_cmd *cmd; |
890ea898 | 1907 | struct hci_request req; |
2aeb9a1a | 1908 | struct bt_uuid *uuid; |
2aeb9a1a JH |
1909 | int err; |
1910 | ||
bdb6d971 | 1911 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 1912 | |
09fd0de5 | 1913 | hci_dev_lock(hdev); |
2aeb9a1a | 1914 | |
0cab9c80 | 1915 | if (pending_eir_or_class(hdev)) { |
a69e8375 JH |
1916 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
1917 | MGMT_STATUS_BUSY); | |
c95f0ba7 JH |
1918 | goto failed; |
1919 | } | |
1920 | ||
92c4c204 | 1921 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
1922 | if (!uuid) { |
1923 | err = -ENOMEM; | |
1924 | goto failed; | |
1925 | } | |
1926 | ||
1927 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 1928 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 1929 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 1930 | |
de66aa63 | 1931 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 1932 | |
890ea898 | 1933 | hci_req_init(&req, hdev); |
1aff6f09 | 1934 | |
14bf5eac | 1935 | __hci_req_update_class(&req); |
b1a8917c | 1936 | __hci_req_update_eir(&req); |
890ea898 | 1937 | |
92da6097 JH |
1938 | err = hci_req_run(&req, add_uuid_complete); |
1939 | if (err < 0) { | |
1940 | if (err != -ENODATA) | |
1941 | goto failed; | |
80a1e1db | 1942 | |
2a1afb5a JH |
1943 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
1944 | hdev->dev_class, 3); | |
90e70454 JH |
1945 | goto failed; |
1946 | } | |
1947 | ||
1948 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 1949 | if (!cmd) { |
90e70454 | 1950 | err = -ENOMEM; |
890ea898 JH |
1951 | goto failed; |
1952 | } | |
1953 | ||
1954 | err = 0; | |
2aeb9a1a JH |
1955 | |
1956 | failed: | |
09fd0de5 | 1957 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
1958 | return err; |
1959 | } | |
1960 | ||
24b78d0f JH |
1961 | static bool enable_service_cache(struct hci_dev *hdev) |
1962 | { | |
1963 | if (!hdev_is_powered(hdev)) | |
1964 | return false; | |
1965 | ||
238be788 | 1966 | if (!hci_dev_test_and_set_flag(hdev, HCI_SERVICE_CACHE)) { |
46818ed5 JH |
1967 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
1968 | CACHE_TIMEOUT); | |
24b78d0f JH |
1969 | return true; |
1970 | } | |
1971 | ||
1972 | return false; | |
1973 | } | |
1974 | ||
1904a853 | 1975 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
92da6097 JH |
1976 | { |
1977 | BT_DBG("status 0x%02x", status); | |
1978 | ||
1979 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
1980 | } | |
1981 | ||
bdb6d971 | 1982 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 1983 | u16 len) |
2aeb9a1a | 1984 | { |
650f726d | 1985 | struct mgmt_cp_remove_uuid *cp = data; |
3b0602cd | 1986 | struct mgmt_pending_cmd *cmd; |
056341c8 | 1987 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 1988 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 1989 | struct hci_request req; |
2aeb9a1a JH |
1990 | int err, found; |
1991 | ||
bdb6d971 | 1992 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 1993 | |
09fd0de5 | 1994 | hci_dev_lock(hdev); |
2aeb9a1a | 1995 | |
0cab9c80 | 1996 | if (pending_eir_or_class(hdev)) { |
a69e8375 JH |
1997 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
1998 | MGMT_STATUS_BUSY); | |
c95f0ba7 JH |
1999 | goto unlock; |
2000 | } | |
2001 | ||
2aeb9a1a | 2002 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
35f7498a | 2003 | hci_uuids_clear(hdev); |
4004b6d9 | 2004 | |
24b78d0f | 2005 | if (enable_service_cache(hdev)) { |
2a1afb5a JH |
2006 | err = mgmt_cmd_complete(sk, hdev->id, |
2007 | MGMT_OP_REMOVE_UUID, | |
2008 | 0, hdev->dev_class, 3); | |
24b78d0f JH |
2009 | goto unlock; |
2010 | } | |
4004b6d9 | 2011 | |
9246a869 | 2012 | goto update_class; |
2aeb9a1a JH |
2013 | } |
2014 | ||
2015 | found = 0; | |
2016 | ||
056341c8 | 2017 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
2018 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
2019 | continue; | |
2020 | ||
2021 | list_del(&match->list); | |
482049f7 | 2022 | kfree(match); |
2aeb9a1a JH |
2023 | found++; |
2024 | } | |
2025 | ||
2026 | if (found == 0) { | |
a69e8375 JH |
2027 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
2028 | MGMT_STATUS_INVALID_PARAMS); | |
2aeb9a1a JH |
2029 | goto unlock; |
2030 | } | |
2031 | ||
9246a869 | 2032 | update_class: |
890ea898 | 2033 | hci_req_init(&req, hdev); |
1aff6f09 | 2034 | |
14bf5eac | 2035 | __hci_req_update_class(&req); |
b1a8917c | 2036 | __hci_req_update_eir(&req); |
890ea898 | 2037 | |
92da6097 JH |
2038 | err = hci_req_run(&req, remove_uuid_complete); |
2039 | if (err < 0) { | |
2040 | if (err != -ENODATA) | |
2041 | goto unlock; | |
80a1e1db | 2042 | |
2a1afb5a JH |
2043 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
2044 | hdev->dev_class, 3); | |
90e70454 JH |
2045 | goto unlock; |
2046 | } | |
2047 | ||
2048 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 2049 | if (!cmd) { |
90e70454 | 2050 | err = -ENOMEM; |
890ea898 JH |
2051 | goto unlock; |
2052 | } | |
2053 | ||
2054 | err = 0; | |
2aeb9a1a JH |
2055 | |
2056 | unlock: | |
09fd0de5 | 2057 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2058 | return err; |
2059 | } | |
2060 | ||
1904a853 | 2061 | static void set_class_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
92da6097 JH |
2062 | { |
2063 | BT_DBG("status 0x%02x", status); | |
2064 | ||
2065 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
2066 | } | |
2067 | ||
bdb6d971 | 2068 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2069 | u16 len) |
1aff6f09 | 2070 | { |
650f726d | 2071 | struct mgmt_cp_set_dev_class *cp = data; |
3b0602cd | 2072 | struct mgmt_pending_cmd *cmd; |
890ea898 | 2073 | struct hci_request req; |
1aff6f09 JH |
2074 | int err; |
2075 | ||
bdb6d971 | 2076 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 2077 | |
6203fc98 | 2078 | if (!lmp_bredr_capable(hdev)) |
a69e8375 JH |
2079 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2080 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2081 | |
0cab9c80 | 2082 | hci_dev_lock(hdev); |
ee98f473 | 2083 | |
0cab9c80 | 2084 | if (pending_eir_or_class(hdev)) { |
a69e8375 JH |
2085 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2086 | MGMT_STATUS_BUSY); | |
0cab9c80 JH |
2087 | goto unlock; |
2088 | } | |
c95f0ba7 | 2089 | |
0cab9c80 | 2090 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
a69e8375 JH |
2091 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2092 | MGMT_STATUS_INVALID_PARAMS); | |
0cab9c80 JH |
2093 | goto unlock; |
2094 | } | |
575b3a02 | 2095 | |
932f5ff5 JH |
2096 | hdev->major_class = cp->major; |
2097 | hdev->minor_class = cp->minor; | |
2098 | ||
b5235a65 | 2099 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
2100 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
2101 | hdev->dev_class, 3); | |
b5235a65 JH |
2102 | goto unlock; |
2103 | } | |
2104 | ||
890ea898 JH |
2105 | hci_req_init(&req, hdev); |
2106 | ||
a69d8927 | 2107 | if (hci_dev_test_and_clear_flag(hdev, HCI_SERVICE_CACHE)) { |
7d78525d JH |
2108 | hci_dev_unlock(hdev); |
2109 | cancel_delayed_work_sync(&hdev->service_cache); | |
2110 | hci_dev_lock(hdev); | |
b1a8917c | 2111 | __hci_req_update_eir(&req); |
7d78525d | 2112 | } |
14c0b608 | 2113 | |
14bf5eac | 2114 | __hci_req_update_class(&req); |
890ea898 | 2115 | |
92da6097 JH |
2116 | err = hci_req_run(&req, set_class_complete); |
2117 | if (err < 0) { | |
2118 | if (err != -ENODATA) | |
2119 | goto unlock; | |
1aff6f09 | 2120 | |
2a1afb5a JH |
2121 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
2122 | hdev->dev_class, 3); | |
90e70454 JH |
2123 | goto unlock; |
2124 | } | |
2125 | ||
2126 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2127 | if (!cmd) { |
90e70454 | 2128 | err = -ENOMEM; |
890ea898 JH |
2129 | goto unlock; |
2130 | } | |
2131 | ||
2132 | err = 0; | |
1aff6f09 | 2133 | |
b5235a65 | 2134 | unlock: |
09fd0de5 | 2135 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2136 | return err; |
2137 | } | |
2138 | ||
bdb6d971 | 2139 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2140 | u16 len) |
55ed8ca1 | 2141 | { |
650f726d | 2142 | struct mgmt_cp_load_link_keys *cp = data; |
ba1d6936 JH |
2143 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
2144 | sizeof(struct mgmt_link_key_info)); | |
4e51eae9 | 2145 | u16 key_count, expected_len; |
b1de97d8 | 2146 | bool changed; |
a492cd52 | 2147 | int i; |
55ed8ca1 | 2148 | |
9060d5cf MH |
2149 | BT_DBG("request for %s", hdev->name); |
2150 | ||
2151 | if (!lmp_bredr_capable(hdev)) | |
a69e8375 JH |
2152 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2153 | MGMT_STATUS_NOT_SUPPORTED); | |
9060d5cf | 2154 | |
1f350c87 | 2155 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
2156 | if (key_count > max_key_count) { |
2157 | BT_ERR("load_link_keys: too big key_count value %u", | |
2158 | key_count); | |
a69e8375 JH |
2159 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2160 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 2161 | } |
55ed8ca1 | 2162 | |
86742e1e JH |
2163 | expected_len = sizeof(*cp) + key_count * |
2164 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2165 | if (expected_len != len) { |
86742e1e | 2166 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
2606ecbc | 2167 | expected_len, len); |
a69e8375 JH |
2168 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2169 | MGMT_STATUS_INVALID_PARAMS); | |
55ed8ca1 JH |
2170 | } |
2171 | ||
4ae14301 | 2172 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
a69e8375 JH |
2173 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2174 | MGMT_STATUS_INVALID_PARAMS); | |
4ae14301 | 2175 | |
bdb6d971 | 2176 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2177 | key_count); |
55ed8ca1 | 2178 | |
4ee71b20 JH |
2179 | for (i = 0; i < key_count; i++) { |
2180 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2181 | ||
8e991132 | 2182 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
a69e8375 JH |
2183 | return mgmt_cmd_status(sk, hdev->id, |
2184 | MGMT_OP_LOAD_LINK_KEYS, | |
2185 | MGMT_STATUS_INVALID_PARAMS); | |
4ee71b20 JH |
2186 | } |
2187 | ||
09fd0de5 | 2188 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2189 | |
2190 | hci_link_keys_clear(hdev); | |
2191 | ||
55ed8ca1 | 2192 | if (cp->debug_keys) |
238be788 | 2193 | changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS); |
55ed8ca1 | 2194 | else |
a69d8927 MH |
2195 | changed = hci_dev_test_and_clear_flag(hdev, |
2196 | HCI_KEEP_DEBUG_KEYS); | |
b1de97d8 MH |
2197 | |
2198 | if (changed) | |
2199 | new_settings(hdev, NULL); | |
55ed8ca1 | 2200 | |
a492cd52 | 2201 | for (i = 0; i < key_count; i++) { |
86742e1e | 2202 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2203 | |
58e9293c JH |
2204 | /* Always ignore debug keys and require a new pairing if |
2205 | * the user wants to use them. | |
2206 | */ | |
2207 | if (key->type == HCI_LK_DEBUG_COMBINATION) | |
2208 | continue; | |
2209 | ||
7652ff6a JH |
2210 | hci_add_link_key(hdev, NULL, &key->addr.bdaddr, key->val, |
2211 | key->type, key->pin_len, NULL); | |
55ed8ca1 JH |
2212 | } |
2213 | ||
2a1afb5a | 2214 | mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2215 | |
09fd0de5 | 2216 | hci_dev_unlock(hdev); |
55ed8ca1 | 2217 | |
a492cd52 | 2218 | return 0; |
55ed8ca1 JH |
2219 | } |
2220 | ||
b1078ad0 | 2221 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2222 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2223 | { |
2224 | struct mgmt_ev_device_unpaired ev; | |
2225 | ||
2226 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2227 | ev.addr.type = addr_type; | |
2228 | ||
2229 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2230 | skip_sk); |
b1078ad0 JH |
2231 | } |
2232 | ||
bdb6d971 | 2233 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2234 | u16 len) |
55ed8ca1 | 2235 | { |
124f6e35 JH |
2236 | struct mgmt_cp_unpair_device *cp = data; |
2237 | struct mgmt_rp_unpair_device rp; | |
fc64361a | 2238 | struct hci_conn_params *params; |
3b0602cd | 2239 | struct mgmt_pending_cmd *cmd; |
55ed8ca1 | 2240 | struct hci_conn *conn; |
ec182f03 | 2241 | u8 addr_type; |
55ed8ca1 JH |
2242 | int err; |
2243 | ||
a8a1d19e | 2244 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2245 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2246 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2247 | |
4ee71b20 | 2248 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
2249 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2250 | MGMT_STATUS_INVALID_PARAMS, | |
2251 | &rp, sizeof(rp)); | |
4ee71b20 | 2252 | |
118da70b | 2253 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2a1afb5a JH |
2254 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2255 | MGMT_STATUS_INVALID_PARAMS, | |
2256 | &rp, sizeof(rp)); | |
118da70b | 2257 | |
4ee71b20 JH |
2258 | hci_dev_lock(hdev); |
2259 | ||
86a8cfc6 | 2260 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
2261 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2262 | MGMT_STATUS_NOT_POWERED, &rp, | |
2263 | sizeof(rp)); | |
86a8cfc6 JH |
2264 | goto unlock; |
2265 | } | |
2266 | ||
e0b2b27e | 2267 | if (cp->addr.type == BDADDR_BREDR) { |
89cbb063 AA |
2268 | /* If disconnection is requested, then look up the |
2269 | * connection. If the remote device is connected, it | |
2270 | * will be later used to terminate the link. | |
2271 | * | |
2272 | * Setting it to NULL explicitly will cause no | |
2273 | * termination of the link. | |
2274 | */ | |
2275 | if (cp->disconnect) | |
2276 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
2277 | &cp->addr.bdaddr); | |
2278 | else | |
2279 | conn = NULL; | |
2280 | ||
124f6e35 | 2281 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
ec182f03 JH |
2282 | if (err < 0) { |
2283 | err = mgmt_cmd_complete(sk, hdev->id, | |
2284 | MGMT_OP_UNPAIR_DEVICE, | |
2285 | MGMT_STATUS_NOT_PAIRED, &rp, | |
2286 | sizeof(rp)); | |
2287 | goto unlock; | |
89cbb063 AA |
2288 | } |
2289 | ||
ec182f03 | 2290 | goto done; |
e0b2b27e | 2291 | } |
b0dbfb46 | 2292 | |
ec182f03 JH |
2293 | /* LE address type */ |
2294 | addr_type = le_addr_type(cp->addr.type); | |
2295 | ||
2296 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); | |
2297 | ||
2298 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); | |
55ed8ca1 | 2299 | if (err < 0) { |
2a1afb5a JH |
2300 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
2301 | MGMT_STATUS_NOT_PAIRED, &rp, | |
2302 | sizeof(rp)); | |
55ed8ca1 JH |
2303 | goto unlock; |
2304 | } | |
2305 | ||
ec182f03 JH |
2306 | conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr, addr_type); |
2307 | if (!conn) { | |
2308 | hci_conn_params_del(hdev, &cp->addr.bdaddr, addr_type); | |
2309 | goto done; | |
2310 | } | |
2311 | ||
c81d555a JH |
2312 | /* Abort any ongoing SMP pairing */ |
2313 | smp_cancel_pairing(conn); | |
2314 | ||
ec182f03 JH |
2315 | /* Defer clearing up the connection parameters until closing to |
2316 | * give a chance of keeping them if a repairing happens. | |
2317 | */ | |
2318 | set_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); | |
2319 | ||
fc64361a JH |
2320 | /* Disable auto-connection parameters if present */ |
2321 | params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, addr_type); | |
2322 | if (params) { | |
2323 | if (params->explicit_connect) | |
2324 | params->auto_connect = HCI_AUTO_CONN_EXPLICIT; | |
2325 | else | |
2326 | params->auto_connect = HCI_AUTO_CONN_DISABLED; | |
2327 | } | |
2328 | ||
ec182f03 JH |
2329 | /* If disconnection is not requested, then clear the connection |
2330 | * variable so that the link is not terminated. | |
2331 | */ | |
2332 | if (!cp->disconnect) | |
2333 | conn = NULL; | |
2334 | ||
2335 | done: | |
89cbb063 AA |
2336 | /* If the connection variable is set, then termination of the |
2337 | * link is requested. | |
2338 | */ | |
a8a1d19e | 2339 | if (!conn) { |
2a1afb5a JH |
2340 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
2341 | &rp, sizeof(rp)); | |
b1078ad0 | 2342 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2343 | goto unlock; |
2344 | } | |
55ed8ca1 | 2345 | |
124f6e35 | 2346 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2347 | sizeof(*cp)); |
a8a1d19e JH |
2348 | if (!cmd) { |
2349 | err = -ENOMEM; | |
2350 | goto unlock; | |
55ed8ca1 JH |
2351 | } |
2352 | ||
d8b7b1e4 JH |
2353 | cmd->cmd_complete = addr_cmd_complete; |
2354 | ||
89e0ccc8 | 2355 | err = hci_abort_conn(conn, HCI_ERROR_REMOTE_USER_TERM); |
a8a1d19e JH |
2356 | if (err < 0) |
2357 | mgmt_pending_remove(cmd); | |
2358 | ||
55ed8ca1 | 2359 | unlock: |
09fd0de5 | 2360 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2361 | return err; |
2362 | } | |
2363 | ||
bdb6d971 | 2364 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2365 | u16 len) |
8962ee74 | 2366 | { |
650f726d | 2367 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2368 | struct mgmt_rp_disconnect rp; |
3b0602cd | 2369 | struct mgmt_pending_cmd *cmd; |
8962ee74 | 2370 | struct hci_conn *conn; |
8962ee74 JH |
2371 | int err; |
2372 | ||
2373 | BT_DBG(""); | |
2374 | ||
06a63b19 JH |
2375 | memset(&rp, 0, sizeof(rp)); |
2376 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2377 | rp.addr.type = cp->addr.type; | |
2378 | ||
4ee71b20 | 2379 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
2380 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2381 | MGMT_STATUS_INVALID_PARAMS, | |
2382 | &rp, sizeof(rp)); | |
4ee71b20 | 2383 | |
09fd0de5 | 2384 | hci_dev_lock(hdev); |
8962ee74 JH |
2385 | |
2386 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
2a1afb5a JH |
2387 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2388 | MGMT_STATUS_NOT_POWERED, &rp, | |
2389 | sizeof(rp)); | |
8962ee74 JH |
2390 | goto failed; |
2391 | } | |
2392 | ||
333ae95d | 2393 | if (pending_find(MGMT_OP_DISCONNECT, hdev)) { |
2a1afb5a JH |
2394 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2395 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2396 | goto failed; |
2397 | } | |
2398 | ||
591f47f3 | 2399 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2400 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2401 | &cp->addr.bdaddr); | |
88c3df13 | 2402 | else |
9d4c1cc1 JH |
2403 | conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr, |
2404 | le_addr_type(cp->addr.type)); | |
365227e5 | 2405 | |
f960727e | 2406 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
2a1afb5a JH |
2407 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2408 | MGMT_STATUS_NOT_CONNECTED, &rp, | |
2409 | sizeof(rp)); | |
8962ee74 JH |
2410 | goto failed; |
2411 | } | |
2412 | ||
2e58ef3e | 2413 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2414 | if (!cmd) { |
2415 | err = -ENOMEM; | |
8962ee74 | 2416 | goto failed; |
366a0336 | 2417 | } |
8962ee74 | 2418 | |
f5818c22 JH |
2419 | cmd->cmd_complete = generic_cmd_complete; |
2420 | ||
e3f2f92a | 2421 | err = hci_disconnect(conn, HCI_ERROR_REMOTE_USER_TERM); |
8962ee74 | 2422 | if (err < 0) |
a664b5bc | 2423 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2424 | |
2425 | failed: | |
09fd0de5 | 2426 | hci_dev_unlock(hdev); |
8962ee74 JH |
2427 | return err; |
2428 | } | |
2429 | ||
57c1477c | 2430 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2431 | { |
2432 | switch (link_type) { | |
2433 | case LE_LINK: | |
48264f06 JH |
2434 | switch (addr_type) { |
2435 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2436 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2437 | |
48264f06 | 2438 | default: |
0ed09148 | 2439 | /* Fallback to LE Random address type */ |
591f47f3 | 2440 | return BDADDR_LE_RANDOM; |
48264f06 | 2441 | } |
0ed09148 | 2442 | |
4c659c39 | 2443 | default: |
0ed09148 | 2444 | /* Fallback to BR/EDR type */ |
591f47f3 | 2445 | return BDADDR_BREDR; |
4c659c39 JH |
2446 | } |
2447 | } | |
2448 | ||
04124681 GP |
2449 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2450 | u16 data_len) | |
2784eb41 | 2451 | { |
2784eb41 | 2452 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2453 | struct hci_conn *c; |
a38528f1 | 2454 | size_t rp_len; |
60fc5fb6 JH |
2455 | int err; |
2456 | u16 i; | |
2784eb41 JH |
2457 | |
2458 | BT_DBG(""); | |
2459 | ||
09fd0de5 | 2460 | hci_dev_lock(hdev); |
2784eb41 | 2461 | |
5f97c1df | 2462 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
2463 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
2464 | MGMT_STATUS_NOT_POWERED); | |
5f97c1df JH |
2465 | goto unlock; |
2466 | } | |
2467 | ||
60fc5fb6 | 2468 | i = 0; |
b644ba33 JH |
2469 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2470 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2471 | i++; |
2784eb41 JH |
2472 | } |
2473 | ||
60fc5fb6 | 2474 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2475 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2476 | if (!rp) { |
2784eb41 JH |
2477 | err = -ENOMEM; |
2478 | goto unlock; | |
2479 | } | |
2480 | ||
2784eb41 | 2481 | i = 0; |
4c659c39 | 2482 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2483 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2484 | continue; | |
4c659c39 | 2485 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2486 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2487 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2488 | continue; |
2489 | i++; | |
2490 | } | |
2491 | ||
eb55ef07 | 2492 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2493 | |
4c659c39 JH |
2494 | /* Recalculate length in case of filtered SCO connections, etc */ |
2495 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2496 | |
2a1afb5a JH |
2497 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
2498 | rp_len); | |
2784eb41 | 2499 | |
a38528f1 | 2500 | kfree(rp); |
5f97c1df JH |
2501 | |
2502 | unlock: | |
09fd0de5 | 2503 | hci_dev_unlock(hdev); |
2784eb41 JH |
2504 | return err; |
2505 | } | |
2506 | ||
bdb6d971 | 2507 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2508 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 | 2509 | { |
3b0602cd | 2510 | struct mgmt_pending_cmd *cmd; |
96d97a67 WR |
2511 | int err; |
2512 | ||
2e58ef3e | 2513 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2514 | sizeof(*cp)); |
96d97a67 WR |
2515 | if (!cmd) |
2516 | return -ENOMEM; | |
2517 | ||
d8457698 | 2518 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2519 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2520 | if (err < 0) |
2521 | mgmt_pending_remove(cmd); | |
2522 | ||
2523 | return err; | |
2524 | } | |
2525 | ||
bdb6d971 | 2526 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2527 | u16 len) |
980e1a53 | 2528 | { |
96d97a67 | 2529 | struct hci_conn *conn; |
650f726d | 2530 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2531 | struct hci_cp_pin_code_reply reply; |
3b0602cd | 2532 | struct mgmt_pending_cmd *cmd; |
980e1a53 JH |
2533 | int err; |
2534 | ||
2535 | BT_DBG(""); | |
2536 | ||
09fd0de5 | 2537 | hci_dev_lock(hdev); |
980e1a53 | 2538 | |
4b34ee78 | 2539 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
2540 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
2541 | MGMT_STATUS_NOT_POWERED); | |
980e1a53 JH |
2542 | goto failed; |
2543 | } | |
2544 | ||
d8457698 | 2545 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2546 | if (!conn) { |
a69e8375 JH |
2547 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
2548 | MGMT_STATUS_NOT_CONNECTED); | |
96d97a67 WR |
2549 | goto failed; |
2550 | } | |
2551 | ||
2552 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2553 | struct mgmt_cp_pin_code_neg_reply ncp; |
2554 | ||
2555 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2556 | |
2557 | BT_ERR("PIN code is not 16 bytes long"); | |
2558 | ||
bdb6d971 | 2559 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2560 | if (err >= 0) |
a69e8375 JH |
2561 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
2562 | MGMT_STATUS_INVALID_PARAMS); | |
96d97a67 WR |
2563 | |
2564 | goto failed; | |
2565 | } | |
2566 | ||
00abfe44 | 2567 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2568 | if (!cmd) { |
2569 | err = -ENOMEM; | |
980e1a53 | 2570 | goto failed; |
366a0336 | 2571 | } |
980e1a53 | 2572 | |
7776d1d8 JH |
2573 | cmd->cmd_complete = addr_cmd_complete; |
2574 | ||
d8457698 | 2575 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 2576 | reply.pin_len = cp->pin_len; |
24718ca5 | 2577 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
2578 | |
2579 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
2580 | if (err < 0) | |
a664b5bc | 2581 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2582 | |
2583 | failed: | |
09fd0de5 | 2584 | hci_dev_unlock(hdev); |
980e1a53 JH |
2585 | return err; |
2586 | } | |
2587 | ||
04124681 GP |
2588 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
2589 | u16 len) | |
17fa4b9d | 2590 | { |
650f726d | 2591 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
2592 | |
2593 | BT_DBG(""); | |
2594 | ||
4ec86d4c | 2595 | if (cp->io_capability > SMP_IO_KEYBOARD_DISPLAY) |
3a5d5316 MH |
2596 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, |
2597 | MGMT_STATUS_INVALID_PARAMS); | |
4ec86d4c | 2598 | |
09fd0de5 | 2599 | hci_dev_lock(hdev); |
17fa4b9d JH |
2600 | |
2601 | hdev->io_capability = cp->io_capability; | |
2602 | ||
2603 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 2604 | hdev->io_capability); |
17fa4b9d | 2605 | |
09fd0de5 | 2606 | hci_dev_unlock(hdev); |
17fa4b9d | 2607 | |
2a1afb5a JH |
2608 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, |
2609 | NULL, 0); | |
17fa4b9d JH |
2610 | } |
2611 | ||
3b0602cd | 2612 | static struct mgmt_pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
2613 | { |
2614 | struct hci_dev *hdev = conn->hdev; | |
3b0602cd | 2615 | struct mgmt_pending_cmd *cmd; |
e9a416b5 | 2616 | |
2e58ef3e | 2617 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
2618 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
2619 | continue; | |
2620 | ||
e9a416b5 JH |
2621 | if (cmd->user_data != conn) |
2622 | continue; | |
2623 | ||
2624 | return cmd; | |
2625 | } | |
2626 | ||
2627 | return NULL; | |
2628 | } | |
2629 | ||
3b0602cd | 2630 | static int pairing_complete(struct mgmt_pending_cmd *cmd, u8 status) |
e9a416b5 JH |
2631 | { |
2632 | struct mgmt_rp_pair_device rp; | |
2633 | struct hci_conn *conn = cmd->user_data; | |
9df74653 | 2634 | int err; |
e9a416b5 | 2635 | |
61b1a7fb JH |
2636 | bacpy(&rp.addr.bdaddr, &conn->dst); |
2637 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
e9a416b5 | 2638 | |
2a1afb5a JH |
2639 | err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, |
2640 | status, &rp, sizeof(rp)); | |
e9a416b5 JH |
2641 | |
2642 | /* So we don't get further callbacks for this connection */ | |
2643 | conn->connect_cfm_cb = NULL; | |
2644 | conn->security_cfm_cb = NULL; | |
2645 | conn->disconn_cfm_cb = NULL; | |
2646 | ||
76a68ba0 | 2647 | hci_conn_drop(conn); |
89cbb063 AA |
2648 | |
2649 | /* The device is paired so there is no need to remove | |
2650 | * its connection parameters anymore. | |
2651 | */ | |
2652 | clear_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags); | |
15013aeb JH |
2653 | |
2654 | hci_conn_put(conn); | |
9df74653 JH |
2655 | |
2656 | return err; | |
e9a416b5 JH |
2657 | } |
2658 | ||
f4a407be JH |
2659 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
2660 | { | |
2661 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; | |
3b0602cd | 2662 | struct mgmt_pending_cmd *cmd; |
f4a407be JH |
2663 | |
2664 | cmd = find_pairing(conn); | |
a511b35b | 2665 | if (cmd) { |
04ab2749 | 2666 | cmd->cmd_complete(cmd, status); |
a511b35b JH |
2667 | mgmt_pending_remove(cmd); |
2668 | } | |
f4a407be JH |
2669 | } |
2670 | ||
e9a416b5 JH |
2671 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
2672 | { | |
3b0602cd | 2673 | struct mgmt_pending_cmd *cmd; |
e9a416b5 JH |
2674 | |
2675 | BT_DBG("status %u", status); | |
2676 | ||
2677 | cmd = find_pairing(conn); | |
a511b35b | 2678 | if (!cmd) { |
e9a416b5 | 2679 | BT_DBG("Unable to find a pending command"); |
a511b35b JH |
2680 | return; |
2681 | } | |
2682 | ||
2683 | cmd->cmd_complete(cmd, mgmt_status(status)); | |
2684 | mgmt_pending_remove(cmd); | |
e9a416b5 JH |
2685 | } |
2686 | ||
f4a407be | 2687 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
4c47d739 | 2688 | { |
3b0602cd | 2689 | struct mgmt_pending_cmd *cmd; |
4c47d739 VA |
2690 | |
2691 | BT_DBG("status %u", status); | |
2692 | ||
2693 | if (!status) | |
2694 | return; | |
2695 | ||
2696 | cmd = find_pairing(conn); | |
a511b35b | 2697 | if (!cmd) { |
4c47d739 | 2698 | BT_DBG("Unable to find a pending command"); |
a511b35b JH |
2699 | return; |
2700 | } | |
2701 | ||
2702 | cmd->cmd_complete(cmd, mgmt_status(status)); | |
2703 | mgmt_pending_remove(cmd); | |
4c47d739 VA |
2704 | } |
2705 | ||
bdb6d971 | 2706 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2707 | u16 len) |
e9a416b5 | 2708 | { |
650f726d | 2709 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 2710 | struct mgmt_rp_pair_device rp; |
3b0602cd | 2711 | struct mgmt_pending_cmd *cmd; |
e9a416b5 JH |
2712 | u8 sec_level, auth_type; |
2713 | struct hci_conn *conn; | |
e9a416b5 JH |
2714 | int err; |
2715 | ||
2716 | BT_DBG(""); | |
2717 | ||
f950a30e SJ |
2718 | memset(&rp, 0, sizeof(rp)); |
2719 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2720 | rp.addr.type = cp->addr.type; | |
2721 | ||
4ee71b20 | 2722 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
2723 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2724 | MGMT_STATUS_INVALID_PARAMS, | |
2725 | &rp, sizeof(rp)); | |
4ee71b20 | 2726 | |
4ec86d4c | 2727 | if (cp->io_cap > SMP_IO_KEYBOARD_DISPLAY) |
2a1afb5a JH |
2728 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2729 | MGMT_STATUS_INVALID_PARAMS, | |
2730 | &rp, sizeof(rp)); | |
4ec86d4c | 2731 | |
09fd0de5 | 2732 | hci_dev_lock(hdev); |
e9a416b5 | 2733 | |
5f97c1df | 2734 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
2735 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2736 | MGMT_STATUS_NOT_POWERED, &rp, | |
2737 | sizeof(rp)); | |
5f97c1df JH |
2738 | goto unlock; |
2739 | } | |
2740 | ||
55e76b38 JH |
2741 | if (hci_bdaddr_is_paired(hdev, &cp->addr.bdaddr, cp->addr.type)) { |
2742 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
2743 | MGMT_STATUS_ALREADY_PAIRED, &rp, | |
2744 | sizeof(rp)); | |
2745 | goto unlock; | |
2746 | } | |
2747 | ||
c908df36 | 2748 | sec_level = BT_SECURITY_MEDIUM; |
6fd6b915 | 2749 | auth_type = HCI_AT_DEDICATED_BONDING; |
e9a416b5 | 2750 | |
6f77d8c7 | 2751 | if (cp->addr.type == BDADDR_BREDR) { |
04a6c589 AG |
2752 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
2753 | auth_type); | |
6f77d8c7 | 2754 | } else { |
85813a7e | 2755 | u8 addr_type = le_addr_type(cp->addr.type); |
5157b8a5 | 2756 | struct hci_conn_params *p; |
6f77d8c7 | 2757 | |
7c264b10 MH |
2758 | /* When pairing a new device, it is expected to remember |
2759 | * this device for future connections. Adding the connection | |
2760 | * parameter information ahead of time allows tracking | |
2761 | * of the slave preferred values and will speed up any | |
2762 | * further connection establishment. | |
2763 | * | |
2764 | * If connection parameters already exist, then they | |
2765 | * will be kept and this function does nothing. | |
2766 | */ | |
5157b8a5 JP |
2767 | p = hci_conn_params_add(hdev, &cp->addr.bdaddr, addr_type); |
2768 | ||
2769 | if (p->auto_connect == HCI_AUTO_CONN_EXPLICIT) | |
2770 | p->auto_connect = HCI_AUTO_CONN_DISABLED; | |
7c264b10 | 2771 | |
fa142220 JP |
2772 | conn = hci_connect_le_scan(hdev, &cp->addr.bdaddr, |
2773 | addr_type, sec_level, | |
0ad06aa6 | 2774 | HCI_LE_CONN_TIMEOUT); |
6f77d8c7 | 2775 | } |
7a512d01 | 2776 | |
30e76272 | 2777 | if (IS_ERR(conn)) { |
489dc48e AK |
2778 | int status; |
2779 | ||
2780 | if (PTR_ERR(conn) == -EBUSY) | |
2781 | status = MGMT_STATUS_BUSY; | |
faa81030 LR |
2782 | else if (PTR_ERR(conn) == -EOPNOTSUPP) |
2783 | status = MGMT_STATUS_NOT_SUPPORTED; | |
2784 | else if (PTR_ERR(conn) == -ECONNREFUSED) | |
2785 | status = MGMT_STATUS_REJECTED; | |
489dc48e AK |
2786 | else |
2787 | status = MGMT_STATUS_CONNECT_FAILED; | |
2788 | ||
2a1afb5a JH |
2789 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2790 | status, &rp, sizeof(rp)); | |
e9a416b5 JH |
2791 | goto unlock; |
2792 | } | |
2793 | ||
2794 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 2795 | hci_conn_drop(conn); |
2a1afb5a JH |
2796 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2797 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
e9a416b5 JH |
2798 | goto unlock; |
2799 | } | |
2800 | ||
2e58ef3e | 2801 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
2802 | if (!cmd) { |
2803 | err = -ENOMEM; | |
76a68ba0 | 2804 | hci_conn_drop(conn); |
e9a416b5 JH |
2805 | goto unlock; |
2806 | } | |
2807 | ||
04ab2749 JH |
2808 | cmd->cmd_complete = pairing_complete; |
2809 | ||
7a512d01 | 2810 | /* For LE, just connecting isn't a proof that the pairing finished */ |
f4a407be | 2811 | if (cp->addr.type == BDADDR_BREDR) { |
7a512d01 | 2812 | conn->connect_cfm_cb = pairing_complete_cb; |
f4a407be JH |
2813 | conn->security_cfm_cb = pairing_complete_cb; |
2814 | conn->disconn_cfm_cb = pairing_complete_cb; | |
2815 | } else { | |
2816 | conn->connect_cfm_cb = le_pairing_complete_cb; | |
2817 | conn->security_cfm_cb = le_pairing_complete_cb; | |
2818 | conn->disconn_cfm_cb = le_pairing_complete_cb; | |
2819 | } | |
7a512d01 | 2820 | |
e9a416b5 | 2821 | conn->io_capability = cp->io_cap; |
f8aaf9b6 | 2822 | cmd->user_data = hci_conn_get(conn); |
e9a416b5 | 2823 | |
6f78fd4b | 2824 | if ((conn->state == BT_CONNECTED || conn->state == BT_CONFIG) && |
a511b35b JH |
2825 | hci_conn_security(conn, sec_level, auth_type, true)) { |
2826 | cmd->cmd_complete(cmd, 0); | |
2827 | mgmt_pending_remove(cmd); | |
2828 | } | |
e9a416b5 JH |
2829 | |
2830 | err = 0; | |
2831 | ||
2832 | unlock: | |
09fd0de5 | 2833 | hci_dev_unlock(hdev); |
e9a416b5 JH |
2834 | return err; |
2835 | } | |
2836 | ||
04124681 GP |
2837 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
2838 | u16 len) | |
28424707 | 2839 | { |
0f4e68cf | 2840 | struct mgmt_addr_info *addr = data; |
3b0602cd | 2841 | struct mgmt_pending_cmd *cmd; |
28424707 JH |
2842 | struct hci_conn *conn; |
2843 | int err; | |
2844 | ||
2845 | BT_DBG(""); | |
2846 | ||
28424707 JH |
2847 | hci_dev_lock(hdev); |
2848 | ||
5f97c1df | 2849 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
2850 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
2851 | MGMT_STATUS_NOT_POWERED); | |
5f97c1df JH |
2852 | goto unlock; |
2853 | } | |
2854 | ||
333ae95d | 2855 | cmd = pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
28424707 | 2856 | if (!cmd) { |
a69e8375 JH |
2857 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
2858 | MGMT_STATUS_INVALID_PARAMS); | |
28424707 JH |
2859 | goto unlock; |
2860 | } | |
2861 | ||
2862 | conn = cmd->user_data; | |
2863 | ||
2864 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
a69e8375 JH |
2865 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
2866 | MGMT_STATUS_INVALID_PARAMS); | |
28424707 JH |
2867 | goto unlock; |
2868 | } | |
2869 | ||
a511b35b JH |
2870 | cmd->cmd_complete(cmd, MGMT_STATUS_CANCELLED); |
2871 | mgmt_pending_remove(cmd); | |
28424707 | 2872 | |
2a1afb5a JH |
2873 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
2874 | addr, sizeof(*addr)); | |
28424707 JH |
2875 | unlock: |
2876 | hci_dev_unlock(hdev); | |
28424707 JH |
2877 | return err; |
2878 | } | |
2879 | ||
bdb6d971 | 2880 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 2881 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 2882 | u16 hci_op, __le32 passkey) |
a5c29683 | 2883 | { |
3b0602cd | 2884 | struct mgmt_pending_cmd *cmd; |
0df4c185 | 2885 | struct hci_conn *conn; |
a5c29683 JH |
2886 | int err; |
2887 | ||
09fd0de5 | 2888 | hci_dev_lock(hdev); |
08ba5382 | 2889 | |
4b34ee78 | 2890 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
2891 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
2892 | MGMT_STATUS_NOT_POWERED, addr, | |
2893 | sizeof(*addr)); | |
0df4c185 | 2894 | goto done; |
a5c29683 JH |
2895 | } |
2896 | ||
1707c60e JH |
2897 | if (addr->type == BDADDR_BREDR) |
2898 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 2899 | else |
9d4c1cc1 JH |
2900 | conn = hci_conn_hash_lookup_le(hdev, &addr->bdaddr, |
2901 | le_addr_type(addr->type)); | |
272d90df JH |
2902 | |
2903 | if (!conn) { | |
2a1afb5a JH |
2904 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
2905 | MGMT_STATUS_NOT_CONNECTED, addr, | |
2906 | sizeof(*addr)); | |
272d90df JH |
2907 | goto done; |
2908 | } | |
47c15e2b | 2909 | |
1707c60e | 2910 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
5fe57d9e | 2911 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
5fe57d9e | 2912 | if (!err) |
2a1afb5a JH |
2913 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
2914 | MGMT_STATUS_SUCCESS, addr, | |
2915 | sizeof(*addr)); | |
5fe57d9e | 2916 | else |
2a1afb5a JH |
2917 | err = mgmt_cmd_complete(sk, hdev->id, mgmt_op, |
2918 | MGMT_STATUS_FAILED, addr, | |
2919 | sizeof(*addr)); | |
47c15e2b | 2920 | |
47c15e2b BG |
2921 | goto done; |
2922 | } | |
2923 | ||
1707c60e | 2924 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
2925 | if (!cmd) { |
2926 | err = -ENOMEM; | |
0df4c185 | 2927 | goto done; |
a5c29683 JH |
2928 | } |
2929 | ||
7776d1d8 JH |
2930 | cmd->cmd_complete = addr_cmd_complete; |
2931 | ||
0df4c185 | 2932 | /* Continue with pairing via HCI */ |
604086b7 BG |
2933 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
2934 | struct hci_cp_user_passkey_reply cp; | |
2935 | ||
1707c60e | 2936 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
2937 | cp.passkey = passkey; |
2938 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
2939 | } else | |
1707c60e JH |
2940 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
2941 | &addr->bdaddr); | |
604086b7 | 2942 | |
a664b5bc JH |
2943 | if (err < 0) |
2944 | mgmt_pending_remove(cmd); | |
a5c29683 | 2945 | |
0df4c185 | 2946 | done: |
09fd0de5 | 2947 | hci_dev_unlock(hdev); |
a5c29683 JH |
2948 | return err; |
2949 | } | |
2950 | ||
afeb019d JK |
2951 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
2952 | void *data, u16 len) | |
2953 | { | |
2954 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
2955 | ||
2956 | BT_DBG(""); | |
2957 | ||
1707c60e | 2958 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
2959 | MGMT_OP_PIN_CODE_NEG_REPLY, |
2960 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
2961 | } | |
2962 | ||
04124681 GP |
2963 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
2964 | u16 len) | |
0df4c185 | 2965 | { |
650f726d | 2966 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
2967 | |
2968 | BT_DBG(""); | |
2969 | ||
2970 | if (len != sizeof(*cp)) | |
a69e8375 JH |
2971 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
2972 | MGMT_STATUS_INVALID_PARAMS); | |
0df4c185 | 2973 | |
1707c60e | 2974 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2975 | MGMT_OP_USER_CONFIRM_REPLY, |
2976 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
2977 | } |
2978 | ||
bdb6d971 | 2979 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2980 | void *data, u16 len) |
0df4c185 | 2981 | { |
c9c2659f | 2982 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
2983 | |
2984 | BT_DBG(""); | |
2985 | ||
1707c60e | 2986 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2987 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
2988 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
2989 | } |
2990 | ||
04124681 GP |
2991 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
2992 | u16 len) | |
604086b7 | 2993 | { |
650f726d | 2994 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
2995 | |
2996 | BT_DBG(""); | |
2997 | ||
1707c60e | 2998 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2999 | MGMT_OP_USER_PASSKEY_REPLY, |
3000 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
3001 | } |
3002 | ||
bdb6d971 | 3003 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3004 | void *data, u16 len) |
604086b7 | 3005 | { |
650f726d | 3006 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
3007 | |
3008 | BT_DBG(""); | |
3009 | ||
1707c60e | 3010 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3011 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
3012 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
3013 | } |
3014 | ||
1904a853 | 3015 | static void set_name_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
13928971 JH |
3016 | { |
3017 | struct mgmt_cp_set_local_name *cp; | |
3b0602cd | 3018 | struct mgmt_pending_cmd *cmd; |
13928971 JH |
3019 | |
3020 | BT_DBG("status 0x%02x", status); | |
3021 | ||
3022 | hci_dev_lock(hdev); | |
3023 | ||
333ae95d | 3024 | cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
3025 | if (!cmd) |
3026 | goto unlock; | |
3027 | ||
3028 | cp = cmd->param; | |
3029 | ||
3030 | if (status) | |
a69e8375 JH |
3031 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, |
3032 | mgmt_status(status)); | |
13928971 | 3033 | else |
2a1afb5a JH |
3034 | mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
3035 | cp, sizeof(*cp)); | |
13928971 JH |
3036 | |
3037 | mgmt_pending_remove(cmd); | |
3038 | ||
3039 | unlock: | |
3040 | hci_dev_unlock(hdev); | |
3041 | } | |
3042 | ||
bdb6d971 | 3043 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3044 | u16 len) |
b312b161 | 3045 | { |
2b4bf397 | 3046 | struct mgmt_cp_set_local_name *cp = data; |
3b0602cd | 3047 | struct mgmt_pending_cmd *cmd; |
890ea898 | 3048 | struct hci_request req; |
b312b161 JH |
3049 | int err; |
3050 | ||
3051 | BT_DBG(""); | |
3052 | ||
09fd0de5 | 3053 | hci_dev_lock(hdev); |
b312b161 | 3054 | |
b3f2ca94 JH |
3055 | /* If the old values are the same as the new ones just return a |
3056 | * direct command complete event. | |
3057 | */ | |
3058 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
3059 | !memcmp(hdev->short_name, cp->short_name, | |
3060 | sizeof(hdev->short_name))) { | |
2a1afb5a JH |
3061 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
3062 | data, len); | |
b3f2ca94 JH |
3063 | goto failed; |
3064 | } | |
3065 | ||
2b4bf397 | 3066 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 3067 | |
b5235a65 | 3068 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 3069 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde | 3070 | |
2a1afb5a JH |
3071 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, |
3072 | data, len); | |
28cc7bde JH |
3073 | if (err < 0) |
3074 | goto failed; | |
3075 | ||
d363e9ee MH |
3076 | err = mgmt_limited_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, |
3077 | len, HCI_MGMT_LOCAL_NAME_EVENTS, sk); | |
fa7cc740 | 3078 | ext_info_changed(hdev, sk); |
28cc7bde | 3079 | |
b5235a65 JH |
3080 | goto failed; |
3081 | } | |
3082 | ||
28cc7bde | 3083 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3084 | if (!cmd) { |
3085 | err = -ENOMEM; | |
3086 | goto failed; | |
3087 | } | |
3088 | ||
13928971 JH |
3089 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3090 | ||
890ea898 | 3091 | hci_req_init(&req, hdev); |
3f985050 JH |
3092 | |
3093 | if (lmp_bredr_capable(hdev)) { | |
00cf5040 | 3094 | __hci_req_update_name(&req); |
b1a8917c | 3095 | __hci_req_update_eir(&req); |
3f985050 JH |
3096 | } |
3097 | ||
7a5f4990 MH |
3098 | /* The name is stored in the scan response data and so |
3099 | * no need to udpate the advertising data here. | |
3100 | */ | |
3f985050 | 3101 | if (lmp_le_capable(hdev)) |
cab054ab | 3102 | __hci_req_update_scan_rsp_data(&req, hdev->cur_adv_instance); |
3f985050 | 3103 | |
13928971 | 3104 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3105 | if (err < 0) |
3106 | mgmt_pending_remove(cmd); | |
3107 | ||
3108 | failed: | |
09fd0de5 | 3109 | hci_dev_unlock(hdev); |
b312b161 JH |
3110 | return err; |
3111 | } | |
3112 | ||
1b9441f8 JH |
3113 | static void read_local_oob_data_complete(struct hci_dev *hdev, u8 status, |
3114 | u16 opcode, struct sk_buff *skb) | |
3115 | { | |
3116 | struct mgmt_rp_read_local_oob_data mgmt_rp; | |
3117 | size_t rp_size = sizeof(mgmt_rp); | |
3118 | struct mgmt_pending_cmd *cmd; | |
3119 | ||
3120 | BT_DBG("%s status %u", hdev->name, status); | |
3121 | ||
3122 | cmd = pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); | |
3123 | if (!cmd) | |
3124 | return; | |
3125 | ||
3126 | if (status || !skb) { | |
3127 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, | |
3128 | status ? mgmt_status(status) : MGMT_STATUS_FAILED); | |
3129 | goto remove; | |
3130 | } | |
3131 | ||
3132 | memset(&mgmt_rp, 0, sizeof(mgmt_rp)); | |
3133 | ||
3134 | if (opcode == HCI_OP_READ_LOCAL_OOB_DATA) { | |
3135 | struct hci_rp_read_local_oob_data *rp = (void *) skb->data; | |
3136 | ||
3137 | if (skb->len < sizeof(*rp)) { | |
3138 | mgmt_cmd_status(cmd->sk, hdev->id, | |
3139 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
3140 | MGMT_STATUS_FAILED); | |
3141 | goto remove; | |
3142 | } | |
3143 | ||
3144 | memcpy(mgmt_rp.hash192, rp->hash, sizeof(rp->hash)); | |
3145 | memcpy(mgmt_rp.rand192, rp->rand, sizeof(rp->rand)); | |
3146 | ||
3147 | rp_size -= sizeof(mgmt_rp.hash256) + sizeof(mgmt_rp.rand256); | |
3148 | } else { | |
3149 | struct hci_rp_read_local_oob_ext_data *rp = (void *) skb->data; | |
3150 | ||
3151 | if (skb->len < sizeof(*rp)) { | |
3152 | mgmt_cmd_status(cmd->sk, hdev->id, | |
3153 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
3154 | MGMT_STATUS_FAILED); | |
3155 | goto remove; | |
3156 | } | |
3157 | ||
3158 | memcpy(mgmt_rp.hash192, rp->hash192, sizeof(rp->hash192)); | |
3159 | memcpy(mgmt_rp.rand192, rp->rand192, sizeof(rp->rand192)); | |
3160 | ||
3161 | memcpy(mgmt_rp.hash256, rp->hash256, sizeof(rp->hash256)); | |
3162 | memcpy(mgmt_rp.rand256, rp->rand256, sizeof(rp->rand256)); | |
3163 | } | |
3164 | ||
3165 | mgmt_cmd_complete(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, | |
3166 | MGMT_STATUS_SUCCESS, &mgmt_rp, rp_size); | |
3167 | ||
3168 | remove: | |
3169 | mgmt_pending_remove(cmd); | |
3170 | } | |
3171 | ||
0f4e68cf | 3172 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3173 | void *data, u16 data_len) |
c35938b2 | 3174 | { |
3b0602cd | 3175 | struct mgmt_pending_cmd *cmd; |
1b9441f8 | 3176 | struct hci_request req; |
c35938b2 SJ |
3177 | int err; |
3178 | ||
bdb6d971 | 3179 | BT_DBG("%s", hdev->name); |
c35938b2 | 3180 | |
09fd0de5 | 3181 | hci_dev_lock(hdev); |
c35938b2 | 3182 | |
4b34ee78 | 3183 | if (!hdev_is_powered(hdev)) { |
a69e8375 JH |
3184 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
3185 | MGMT_STATUS_NOT_POWERED); | |
c35938b2 SJ |
3186 | goto unlock; |
3187 | } | |
3188 | ||
9a1a1996 | 3189 | if (!lmp_ssp_capable(hdev)) { |
a69e8375 JH |
3190 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
3191 | MGMT_STATUS_NOT_SUPPORTED); | |
c35938b2 SJ |
3192 | goto unlock; |
3193 | } | |
3194 | ||
333ae95d | 3195 | if (pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
a69e8375 JH |
3196 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
3197 | MGMT_STATUS_BUSY); | |
c35938b2 SJ |
3198 | goto unlock; |
3199 | } | |
3200 | ||
2e58ef3e | 3201 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3202 | if (!cmd) { |
3203 | err = -ENOMEM; | |
3204 | goto unlock; | |
3205 | } | |
3206 | ||
1b9441f8 JH |
3207 | hci_req_init(&req, hdev); |
3208 | ||
710f11c0 | 3209 | if (bredr_sc_enabled(hdev)) |
1b9441f8 | 3210 | hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_EXT_DATA, 0, NULL); |
4d2d2796 | 3211 | else |
1b9441f8 | 3212 | hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); |
4d2d2796 | 3213 | |
1b9441f8 | 3214 | err = hci_req_run_skb(&req, read_local_oob_data_complete); |
c35938b2 SJ |
3215 | if (err < 0) |
3216 | mgmt_pending_remove(cmd); | |
3217 | ||
3218 | unlock: | |
09fd0de5 | 3219 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3220 | return err; |
3221 | } | |
3222 | ||
bdb6d971 | 3223 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3224 | void *data, u16 len) |
2763eda6 | 3225 | { |
5d57e796 | 3226 | struct mgmt_addr_info *addr = data; |
2763eda6 SJ |
3227 | int err; |
3228 | ||
bdb6d971 | 3229 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3230 | |
5d57e796 | 3231 | if (!bdaddr_type_is_valid(addr->type)) |
2a1afb5a JH |
3232 | return mgmt_cmd_complete(sk, hdev->id, |
3233 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3234 | MGMT_STATUS_INVALID_PARAMS, | |
3235 | addr, sizeof(*addr)); | |
5d57e796 | 3236 | |
09fd0de5 | 3237 | hci_dev_lock(hdev); |
2763eda6 | 3238 | |
ec109113 MH |
3239 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
3240 | struct mgmt_cp_add_remote_oob_data *cp = data; | |
3241 | u8 status; | |
bf1e3541 | 3242 | |
c19a495c | 3243 | if (cp->addr.type != BDADDR_BREDR) { |
2a1afb5a JH |
3244 | err = mgmt_cmd_complete(sk, hdev->id, |
3245 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3246 | MGMT_STATUS_INVALID_PARAMS, | |
3247 | &cp->addr, sizeof(cp->addr)); | |
c19a495c JH |
3248 | goto unlock; |
3249 | } | |
3250 | ||
ec109113 | 3251 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
6928a924 JH |
3252 | cp->addr.type, cp->hash, |
3253 | cp->rand, NULL, NULL); | |
ec109113 MH |
3254 | if (err < 0) |
3255 | status = MGMT_STATUS_FAILED; | |
3256 | else | |
3257 | status = MGMT_STATUS_SUCCESS; | |
3258 | ||
2a1afb5a JH |
3259 | err = mgmt_cmd_complete(sk, hdev->id, |
3260 | MGMT_OP_ADD_REMOTE_OOB_DATA, status, | |
3261 | &cp->addr, sizeof(cp->addr)); | |
ec109113 MH |
3262 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { |
3263 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; | |
41bcfd50 | 3264 | u8 *rand192, *hash192, *rand256, *hash256; |
ec109113 MH |
3265 | u8 status; |
3266 | ||
86df9200 | 3267 | if (bdaddr_type_is_le(cp->addr.type)) { |
d25b78e2 JH |
3268 | /* Enforce zero-valued 192-bit parameters as |
3269 | * long as legacy SMP OOB isn't implemented. | |
3270 | */ | |
3271 | if (memcmp(cp->rand192, ZERO_KEY, 16) || | |
3272 | memcmp(cp->hash192, ZERO_KEY, 16)) { | |
2a1afb5a JH |
3273 | err = mgmt_cmd_complete(sk, hdev->id, |
3274 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3275 | MGMT_STATUS_INVALID_PARAMS, | |
3276 | addr, sizeof(*addr)); | |
d25b78e2 JH |
3277 | goto unlock; |
3278 | } | |
3279 | ||
86df9200 JH |
3280 | rand192 = NULL; |
3281 | hash192 = NULL; | |
3282 | } else { | |
41bcfd50 MH |
3283 | /* In case one of the P-192 values is set to zero, |
3284 | * then just disable OOB data for P-192. | |
3285 | */ | |
3286 | if (!memcmp(cp->rand192, ZERO_KEY, 16) || | |
3287 | !memcmp(cp->hash192, ZERO_KEY, 16)) { | |
3288 | rand192 = NULL; | |
3289 | hash192 = NULL; | |
3290 | } else { | |
3291 | rand192 = cp->rand192; | |
3292 | hash192 = cp->hash192; | |
3293 | } | |
3294 | } | |
3295 | ||
3296 | /* In case one of the P-256 values is set to zero, then just | |
3297 | * disable OOB data for P-256. | |
3298 | */ | |
3299 | if (!memcmp(cp->rand256, ZERO_KEY, 16) || | |
3300 | !memcmp(cp->hash256, ZERO_KEY, 16)) { | |
3301 | rand256 = NULL; | |
3302 | hash256 = NULL; | |
3303 | } else { | |
3304 | rand256 = cp->rand256; | |
3305 | hash256 = cp->hash256; | |
86df9200 JH |
3306 | } |
3307 | ||
81328d5c | 3308 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
86df9200 | 3309 | cp->addr.type, hash192, rand192, |
41bcfd50 | 3310 | hash256, rand256); |
ec109113 MH |
3311 | if (err < 0) |
3312 | status = MGMT_STATUS_FAILED; | |
3313 | else | |
3314 | status = MGMT_STATUS_SUCCESS; | |
3315 | ||
2a1afb5a JH |
3316 | err = mgmt_cmd_complete(sk, hdev->id, |
3317 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3318 | status, &cp->addr, sizeof(cp->addr)); | |
ec109113 MH |
3319 | } else { |
3320 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); | |
a69e8375 JH |
3321 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, |
3322 | MGMT_STATUS_INVALID_PARAMS); | |
ec109113 | 3323 | } |
2763eda6 | 3324 | |
c19a495c | 3325 | unlock: |
09fd0de5 | 3326 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3327 | return err; |
3328 | } | |
3329 | ||
bdb6d971 | 3330 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3331 | void *data, u16 len) |
2763eda6 | 3332 | { |
650f726d | 3333 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3334 | u8 status; |
2763eda6 SJ |
3335 | int err; |
3336 | ||
bdb6d971 | 3337 | BT_DBG("%s", hdev->name); |
2763eda6 | 3338 | |
c19a495c | 3339 | if (cp->addr.type != BDADDR_BREDR) |
2a1afb5a JH |
3340 | return mgmt_cmd_complete(sk, hdev->id, |
3341 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
3342 | MGMT_STATUS_INVALID_PARAMS, | |
3343 | &cp->addr, sizeof(cp->addr)); | |
c19a495c | 3344 | |
09fd0de5 | 3345 | hci_dev_lock(hdev); |
2763eda6 | 3346 | |
eedbd581 JH |
3347 | if (!bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { |
3348 | hci_remote_oob_data_clear(hdev); | |
3349 | status = MGMT_STATUS_SUCCESS; | |
3350 | goto done; | |
3351 | } | |
3352 | ||
6928a924 | 3353 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr, cp->addr.type); |
2763eda6 | 3354 | if (err < 0) |
bf1e3541 | 3355 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3356 | else |
a6785be2 | 3357 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3358 | |
eedbd581 | 3359 | done: |
2a1afb5a JH |
3360 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
3361 | status, &cp->addr, sizeof(cp->addr)); | |
2763eda6 | 3362 | |
09fd0de5 | 3363 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3364 | return err; |
3365 | } | |
3366 | ||
e68f072b | 3367 | void mgmt_start_discovery_complete(struct hci_dev *hdev, u8 status) |
7c307720 | 3368 | { |
3b0602cd | 3369 | struct mgmt_pending_cmd *cmd; |
ae55f598 | 3370 | |
7c307720 AG |
3371 | BT_DBG("status %d", status); |
3372 | ||
11e6e25d | 3373 | hci_dev_lock(hdev); |
41dc2bd6 | 3374 | |
333ae95d | 3375 | cmd = pending_find(MGMT_OP_START_DISCOVERY, hdev); |
66ea9427 | 3376 | if (!cmd) |
333ae95d | 3377 | cmd = pending_find(MGMT_OP_START_SERVICE_DISCOVERY, hdev); |
66ea9427 | 3378 | |
78b781ca JH |
3379 | if (!cmd) |
3380 | cmd = pending_find(MGMT_OP_START_LIMITED_DISCOVERY, hdev); | |
3381 | ||
11e6e25d | 3382 | if (cmd) { |
2922a94f | 3383 | cmd->cmd_complete(cmd, mgmt_status(status)); |
11e6e25d MH |
3384 | mgmt_pending_remove(cmd); |
3385 | } | |
7c307720 | 3386 | |
11e6e25d | 3387 | hci_dev_unlock(hdev); |
7c307720 AG |
3388 | } |
3389 | ||
591752af JH |
3390 | static bool discovery_type_is_valid(struct hci_dev *hdev, uint8_t type, |
3391 | uint8_t *mgmt_status) | |
3392 | { | |
3393 | switch (type) { | |
3394 | case DISCOV_TYPE_LE: | |
3395 | *mgmt_status = mgmt_le_support(hdev); | |
3396 | if (*mgmt_status) | |
3397 | return false; | |
3398 | break; | |
3399 | case DISCOV_TYPE_INTERLEAVED: | |
3400 | *mgmt_status = mgmt_le_support(hdev); | |
3401 | if (*mgmt_status) | |
3402 | return false; | |
3403 | /* Intentional fall-through */ | |
3404 | case DISCOV_TYPE_BREDR: | |
3405 | *mgmt_status = mgmt_bredr_support(hdev); | |
3406 | if (*mgmt_status) | |
3407 | return false; | |
3408 | break; | |
3409 | default: | |
3410 | *mgmt_status = MGMT_STATUS_INVALID_PARAMS; | |
3411 | return false; | |
3412 | } | |
3413 | ||
3414 | return true; | |
3415 | } | |
3416 | ||
78b781ca JH |
3417 | static int start_discovery_internal(struct sock *sk, struct hci_dev *hdev, |
3418 | u16 op, void *data, u16 len) | |
14a53664 | 3419 | { |
650f726d | 3420 | struct mgmt_cp_start_discovery *cp = data; |
3b0602cd | 3421 | struct mgmt_pending_cmd *cmd; |
8019044d | 3422 | u8 status; |
14a53664 JH |
3423 | int err; |
3424 | ||
bdb6d971 | 3425 | BT_DBG("%s", hdev->name); |
14a53664 | 3426 | |
09fd0de5 | 3427 | hci_dev_lock(hdev); |
14a53664 | 3428 | |
4b34ee78 | 3429 | if (!hdev_is_powered(hdev)) { |
78b781ca | 3430 | err = mgmt_cmd_complete(sk, hdev->id, op, |
2a1afb5a JH |
3431 | MGMT_STATUS_NOT_POWERED, |
3432 | &cp->type, sizeof(cp->type)); | |
bd2d1334 JH |
3433 | goto failed; |
3434 | } | |
3435 | ||
f5a969f2 | 3436 | if (hdev->discovery.state != DISCOVERY_STOPPED || |
d7a5a11d | 3437 | hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) { |
78b781ca JH |
3438 | err = mgmt_cmd_complete(sk, hdev->id, op, MGMT_STATUS_BUSY, |
3439 | &cp->type, sizeof(cp->type)); | |
642be6c7 AG |
3440 | goto failed; |
3441 | } | |
3442 | ||
591752af | 3443 | if (!discovery_type_is_valid(hdev, cp->type, &status)) { |
78b781ca JH |
3444 | err = mgmt_cmd_complete(sk, hdev->id, op, status, |
3445 | &cp->type, sizeof(cp->type)); | |
591752af JH |
3446 | goto failed; |
3447 | } | |
3448 | ||
22078800 MH |
3449 | /* Clear the discovery filter first to free any previously |
3450 | * allocated memory for the UUID list. | |
3451 | */ | |
3452 | hci_discovery_filter_clear(hdev); | |
3453 | ||
4aab14e5 | 3454 | hdev->discovery.type = cp->type; |
da25cf6a | 3455 | hdev->discovery.report_invalid_rssi = false; |
78b781ca JH |
3456 | if (op == MGMT_OP_START_LIMITED_DISCOVERY) |
3457 | hdev->discovery.limited = true; | |
3458 | else | |
3459 | hdev->discovery.limited = false; | |
4aab14e5 | 3460 | |
78b781ca | 3461 | cmd = mgmt_pending_add(sk, op, hdev, data, len); |
e68f072b JH |
3462 | if (!cmd) { |
3463 | err = -ENOMEM; | |
04106755 | 3464 | goto failed; |
f39799f5 | 3465 | } |
04106755 | 3466 | |
e68f072b | 3467 | cmd->cmd_complete = generic_cmd_complete; |
7c307720 | 3468 | |
f5a969f2 | 3469 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); |
e68f072b JH |
3470 | queue_work(hdev->req_workqueue, &hdev->discov_update); |
3471 | err = 0; | |
7c307720 | 3472 | |
14a53664 | 3473 | failed: |
09fd0de5 | 3474 | hci_dev_unlock(hdev); |
14a53664 JH |
3475 | return err; |
3476 | } | |
f39799f5 | 3477 | |
78b781ca JH |
3478 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
3479 | void *data, u16 len) | |
3480 | { | |
3481 | return start_discovery_internal(sk, hdev, MGMT_OP_START_DISCOVERY, | |
3482 | data, len); | |
3483 | } | |
3484 | ||
3485 | static int start_limited_discovery(struct sock *sk, struct hci_dev *hdev, | |
3486 | void *data, u16 len) | |
3487 | { | |
3488 | return start_discovery_internal(sk, hdev, | |
3489 | MGMT_OP_START_LIMITED_DISCOVERY, | |
3490 | data, len); | |
3491 | } | |
3492 | ||
3b0602cd JH |
3493 | static int service_discovery_cmd_complete(struct mgmt_pending_cmd *cmd, |
3494 | u8 status) | |
2922a94f | 3495 | { |
2a1afb5a JH |
3496 | return mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, |
3497 | cmd->param, 1); | |
2922a94f | 3498 | } |
04106755 | 3499 | |
66ea9427 JP |
3500 | static int start_service_discovery(struct sock *sk, struct hci_dev *hdev, |
3501 | void *data, u16 len) | |
3502 | { | |
3503 | struct mgmt_cp_start_service_discovery *cp = data; | |
3b0602cd | 3504 | struct mgmt_pending_cmd *cmd; |
66ea9427 JP |
3505 | const u16 max_uuid_count = ((U16_MAX - sizeof(*cp)) / 16); |
3506 | u16 uuid_count, expected_len; | |
3507 | u8 status; | |
3508 | int err; | |
04106755 | 3509 | |
66ea9427 | 3510 | BT_DBG("%s", hdev->name); |
e8bb6b97 | 3511 | |
66ea9427 | 3512 | hci_dev_lock(hdev); |
7c307720 | 3513 | |
66ea9427 | 3514 | if (!hdev_is_powered(hdev)) { |
2a1afb5a JH |
3515 | err = mgmt_cmd_complete(sk, hdev->id, |
3516 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3517 | MGMT_STATUS_NOT_POWERED, | |
3518 | &cp->type, sizeof(cp->type)); | |
66ea9427 JP |
3519 | goto failed; |
3520 | } | |
7c307720 | 3521 | |
66ea9427 | 3522 | if (hdev->discovery.state != DISCOVERY_STOPPED || |
d7a5a11d | 3523 | hci_dev_test_flag(hdev, HCI_PERIODIC_INQ)) { |
2a1afb5a JH |
3524 | err = mgmt_cmd_complete(sk, hdev->id, |
3525 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3526 | MGMT_STATUS_BUSY, &cp->type, | |
3527 | sizeof(cp->type)); | |
66ea9427 JP |
3528 | goto failed; |
3529 | } | |
d9483943 | 3530 | |
66ea9427 JP |
3531 | uuid_count = __le16_to_cpu(cp->uuid_count); |
3532 | if (uuid_count > max_uuid_count) { | |
3533 | BT_ERR("service_discovery: too big uuid_count value %u", | |
3534 | uuid_count); | |
2a1afb5a JH |
3535 | err = mgmt_cmd_complete(sk, hdev->id, |
3536 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3537 | MGMT_STATUS_INVALID_PARAMS, &cp->type, | |
3538 | sizeof(cp->type)); | |
66ea9427 JP |
3539 | goto failed; |
3540 | } | |
3541 | ||
3542 | expected_len = sizeof(*cp) + uuid_count * 16; | |
3543 | if (expected_len != len) { | |
3544 | BT_ERR("service_discovery: expected %u bytes, got %u bytes", | |
3545 | expected_len, len); | |
2a1afb5a JH |
3546 | err = mgmt_cmd_complete(sk, hdev->id, |
3547 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3548 | MGMT_STATUS_INVALID_PARAMS, &cp->type, | |
3549 | sizeof(cp->type)); | |
66ea9427 JP |
3550 | goto failed; |
3551 | } | |
3552 | ||
591752af JH |
3553 | if (!discovery_type_is_valid(hdev, cp->type, &status)) { |
3554 | err = mgmt_cmd_complete(sk, hdev->id, | |
3555 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3556 | status, &cp->type, sizeof(cp->type)); | |
3557 | goto failed; | |
3558 | } | |
3559 | ||
66ea9427 | 3560 | cmd = mgmt_pending_add(sk, MGMT_OP_START_SERVICE_DISCOVERY, |
2922a94f | 3561 | hdev, data, len); |
66ea9427 JP |
3562 | if (!cmd) { |
3563 | err = -ENOMEM; | |
3564 | goto failed; | |
3565 | } | |
3566 | ||
2922a94f JH |
3567 | cmd->cmd_complete = service_discovery_cmd_complete; |
3568 | ||
22078800 MH |
3569 | /* Clear the discovery filter first to free any previously |
3570 | * allocated memory for the UUID list. | |
3571 | */ | |
3572 | hci_discovery_filter_clear(hdev); | |
3573 | ||
82f8b651 | 3574 | hdev->discovery.result_filtering = true; |
66ea9427 JP |
3575 | hdev->discovery.type = cp->type; |
3576 | hdev->discovery.rssi = cp->rssi; | |
3577 | hdev->discovery.uuid_count = uuid_count; | |
3578 | ||
3579 | if (uuid_count > 0) { | |
3580 | hdev->discovery.uuids = kmemdup(cp->uuids, uuid_count * 16, | |
3581 | GFP_KERNEL); | |
3582 | if (!hdev->discovery.uuids) { | |
2a1afb5a JH |
3583 | err = mgmt_cmd_complete(sk, hdev->id, |
3584 | MGMT_OP_START_SERVICE_DISCOVERY, | |
3585 | MGMT_STATUS_FAILED, | |
3586 | &cp->type, sizeof(cp->type)); | |
d9483943 JH |
3587 | mgmt_pending_remove(cmd); |
3588 | goto failed; | |
3589 | } | |
66ea9427 | 3590 | } |
d9483943 | 3591 | |
66ea9427 | 3592 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); |
e68f072b JH |
3593 | queue_work(hdev->req_workqueue, &hdev->discov_update); |
3594 | err = 0; | |
14a53664 JH |
3595 | |
3596 | failed: | |
09fd0de5 | 3597 | hci_dev_unlock(hdev); |
14a53664 JH |
3598 | return err; |
3599 | } | |
3600 | ||
2154d3f4 | 3601 | void mgmt_stop_discovery_complete(struct hci_dev *hdev, u8 status) |
1183fdca | 3602 | { |
3b0602cd | 3603 | struct mgmt_pending_cmd *cmd; |
1183fdca | 3604 | |
0e05bba6 AG |
3605 | BT_DBG("status %d", status); |
3606 | ||
3607 | hci_dev_lock(hdev); | |
3608 | ||
333ae95d | 3609 | cmd = pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
11e6e25d | 3610 | if (cmd) { |
2922a94f | 3611 | cmd->cmd_complete(cmd, mgmt_status(status)); |
11e6e25d | 3612 | mgmt_pending_remove(cmd); |
0e05bba6 AG |
3613 | } |
3614 | ||
0e05bba6 AG |
3615 | hci_dev_unlock(hdev); |
3616 | } | |
3617 | ||
bdb6d971 | 3618 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3619 | u16 len) |
14a53664 | 3620 | { |
d930650b | 3621 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
3b0602cd | 3622 | struct mgmt_pending_cmd *cmd; |
14a53664 JH |
3623 | int err; |
3624 | ||
bdb6d971 | 3625 | BT_DBG("%s", hdev->name); |
14a53664 | 3626 | |
09fd0de5 | 3627 | hci_dev_lock(hdev); |
14a53664 | 3628 | |
30dc78e1 | 3629 | if (!hci_discovery_active(hdev)) { |
2a1afb5a JH |
3630 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
3631 | MGMT_STATUS_REJECTED, &mgmt_cp->type, | |
3632 | sizeof(mgmt_cp->type)); | |
d930650b JH |
3633 | goto unlock; |
3634 | } | |
3635 | ||
3636 | if (hdev->discovery.type != mgmt_cp->type) { | |
2a1afb5a JH |
3637 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
3638 | MGMT_STATUS_INVALID_PARAMS, | |
3639 | &mgmt_cp->type, sizeof(mgmt_cp->type)); | |
30dc78e1 | 3640 | goto unlock; |
ff9ef578 JH |
3641 | } |
3642 | ||
2922a94f | 3643 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, data, len); |
14a53664 JH |
3644 | if (!cmd) { |
3645 | err = -ENOMEM; | |
30dc78e1 JH |
3646 | goto unlock; |
3647 | } | |
3648 | ||
2922a94f JH |
3649 | cmd->cmd_complete = generic_cmd_complete; |
3650 | ||
2154d3f4 JH |
3651 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); |
3652 | queue_work(hdev->req_workqueue, &hdev->discov_update); | |
3653 | err = 0; | |
14a53664 | 3654 | |
30dc78e1 | 3655 | unlock: |
09fd0de5 | 3656 | hci_dev_unlock(hdev); |
14a53664 JH |
3657 | return err; |
3658 | } | |
3659 | ||
bdb6d971 | 3660 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3661 | u16 len) |
561aafbc | 3662 | { |
650f726d | 3663 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 3664 | struct inquiry_entry *e; |
561aafbc JH |
3665 | int err; |
3666 | ||
bdb6d971 | 3667 | BT_DBG("%s", hdev->name); |
561aafbc | 3668 | |
561aafbc JH |
3669 | hci_dev_lock(hdev); |
3670 | ||
30dc78e1 | 3671 | if (!hci_discovery_active(hdev)) { |
2a1afb5a JH |
3672 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3673 | MGMT_STATUS_FAILED, &cp->addr, | |
3674 | sizeof(cp->addr)); | |
30dc78e1 JH |
3675 | goto failed; |
3676 | } | |
3677 | ||
a198e7b1 | 3678 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 3679 | if (!e) { |
2a1afb5a JH |
3680 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3681 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, | |
3682 | sizeof(cp->addr)); | |
561aafbc JH |
3683 | goto failed; |
3684 | } | |
3685 | ||
3686 | if (cp->name_known) { | |
3687 | e->name_state = NAME_KNOWN; | |
3688 | list_del(&e->list); | |
3689 | } else { | |
3690 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 3691 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
3692 | } |
3693 | ||
2a1afb5a JH |
3694 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, |
3695 | &cp->addr, sizeof(cp->addr)); | |
561aafbc JH |
3696 | |
3697 | failed: | |
3698 | hci_dev_unlock(hdev); | |
561aafbc JH |
3699 | return err; |
3700 | } | |
3701 | ||
bdb6d971 | 3702 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3703 | u16 len) |
7fbec224 | 3704 | { |
650f726d | 3705 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 3706 | u8 status; |
7fbec224 AJ |
3707 | int err; |
3708 | ||
bdb6d971 | 3709 | BT_DBG("%s", hdev->name); |
7fbec224 | 3710 | |
4ee71b20 | 3711 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
3712 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
3713 | MGMT_STATUS_INVALID_PARAMS, | |
3714 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3715 | |
09fd0de5 | 3716 | hci_dev_lock(hdev); |
5e762444 | 3717 | |
dcc36c16 JH |
3718 | err = hci_bdaddr_list_add(&hdev->blacklist, &cp->addr.bdaddr, |
3719 | cp->addr.type); | |
2a8357f2 | 3720 | if (err < 0) { |
f0eeea8b | 3721 | status = MGMT_STATUS_FAILED; |
2a8357f2 JH |
3722 | goto done; |
3723 | } | |
3724 | ||
3725 | mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
3726 | sk); | |
3727 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 3728 | |
2a8357f2 | 3729 | done: |
2a1afb5a JH |
3730 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
3731 | &cp->addr, sizeof(cp->addr)); | |
5e762444 | 3732 | |
09fd0de5 | 3733 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3734 | |
3735 | return err; | |
3736 | } | |
3737 | ||
bdb6d971 | 3738 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3739 | u16 len) |
7fbec224 | 3740 | { |
650f726d | 3741 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 3742 | u8 status; |
7fbec224 AJ |
3743 | int err; |
3744 | ||
bdb6d971 | 3745 | BT_DBG("%s", hdev->name); |
7fbec224 | 3746 | |
4ee71b20 | 3747 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2a1afb5a JH |
3748 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
3749 | MGMT_STATUS_INVALID_PARAMS, | |
3750 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3751 | |
09fd0de5 | 3752 | hci_dev_lock(hdev); |
5e762444 | 3753 | |
dcc36c16 JH |
3754 | err = hci_bdaddr_list_del(&hdev->blacklist, &cp->addr.bdaddr, |
3755 | cp->addr.type); | |
2a8357f2 | 3756 | if (err < 0) { |
f0eeea8b | 3757 | status = MGMT_STATUS_INVALID_PARAMS; |
2a8357f2 JH |
3758 | goto done; |
3759 | } | |
3760 | ||
3761 | mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &cp->addr, sizeof(cp->addr), | |
3762 | sk); | |
3763 | status = MGMT_STATUS_SUCCESS; | |
f0eeea8b | 3764 | |
2a8357f2 | 3765 | done: |
2a1afb5a JH |
3766 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
3767 | &cp->addr, sizeof(cp->addr)); | |
5e762444 | 3768 | |
09fd0de5 | 3769 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3770 | |
3771 | return err; | |
3772 | } | |
3773 | ||
cdbaccca MH |
3774 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
3775 | u16 len) | |
3776 | { | |
3777 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 3778 | struct hci_request req; |
cdbaccca | 3779 | int err; |
c72d4b8a | 3780 | __u16 source; |
cdbaccca MH |
3781 | |
3782 | BT_DBG("%s", hdev->name); | |
3783 | ||
c72d4b8a SJ |
3784 | source = __le16_to_cpu(cp->source); |
3785 | ||
3786 | if (source > 0x0002) | |
a69e8375 JH |
3787 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, |
3788 | MGMT_STATUS_INVALID_PARAMS); | |
c72d4b8a | 3789 | |
cdbaccca MH |
3790 | hci_dev_lock(hdev); |
3791 | ||
c72d4b8a | 3792 | hdev->devid_source = source; |
cdbaccca MH |
3793 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
3794 | hdev->devid_product = __le16_to_cpu(cp->product); | |
3795 | hdev->devid_version = __le16_to_cpu(cp->version); | |
3796 | ||
2a1afb5a JH |
3797 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, |
3798 | NULL, 0); | |
cdbaccca | 3799 | |
890ea898 | 3800 | hci_req_init(&req, hdev); |
b1a8917c | 3801 | __hci_req_update_eir(&req); |
890ea898 | 3802 | hci_req_run(&req, NULL); |
cdbaccca MH |
3803 | |
3804 | hci_dev_unlock(hdev); | |
3805 | ||
3806 | return err; | |
3807 | } | |
3808 | ||
24b4f38f AU |
3809 | static void enable_advertising_instance(struct hci_dev *hdev, u8 status, |
3810 | u16 opcode) | |
3811 | { | |
3812 | BT_DBG("status %d", status); | |
3813 | } | |
3814 | ||
1904a853 MH |
3815 | static void set_advertising_complete(struct hci_dev *hdev, u8 status, |
3816 | u16 opcode) | |
4375f103 JH |
3817 | { |
3818 | struct cmd_lookup match = { NULL, hdev }; | |
24b4f38f | 3819 | struct hci_request req; |
7816b820 FG |
3820 | u8 instance; |
3821 | struct adv_info *adv_instance; | |
3822 | int err; | |
4375f103 | 3823 | |
3ad67582 JK |
3824 | hci_dev_lock(hdev); |
3825 | ||
4375f103 JH |
3826 | if (status) { |
3827 | u8 mgmt_err = mgmt_status(status); | |
3828 | ||
3829 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
3830 | cmd_status_rsp, &mgmt_err); | |
3ad67582 | 3831 | goto unlock; |
4375f103 JH |
3832 | } |
3833 | ||
d7a5a11d | 3834 | if (hci_dev_test_flag(hdev, HCI_LE_ADV)) |
a1536da2 | 3835 | hci_dev_set_flag(hdev, HCI_ADVERTISING); |
c93bd150 | 3836 | else |
a358dc11 | 3837 | hci_dev_clear_flag(hdev, HCI_ADVERTISING); |
c93bd150 | 3838 | |
4375f103 JH |
3839 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, |
3840 | &match); | |
3841 | ||
3842 | new_settings(hdev, match.sk); | |
3843 | ||
3844 | if (match.sk) | |
3845 | sock_put(match.sk); | |
3ad67582 | 3846 | |
24b4f38f | 3847 | /* If "Set Advertising" was just disabled and instance advertising was |
7816b820 | 3848 | * set up earlier, then re-enable multi-instance advertising. |
24b4f38f AU |
3849 | */ |
3850 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING) || | |
7816b820 | 3851 | list_empty(&hdev->adv_instances)) |
24b4f38f AU |
3852 | goto unlock; |
3853 | ||
7816b820 FG |
3854 | instance = hdev->cur_adv_instance; |
3855 | if (!instance) { | |
3856 | adv_instance = list_first_entry_or_null(&hdev->adv_instances, | |
3857 | struct adv_info, list); | |
3858 | if (!adv_instance) | |
3859 | goto unlock; | |
3860 | ||
3861 | instance = adv_instance->instance; | |
3862 | } | |
3863 | ||
24b4f38f AU |
3864 | hci_req_init(&req, hdev); |
3865 | ||
f2252570 | 3866 | err = __hci_req_schedule_adv_instance(&req, instance, true); |
7816b820 FG |
3867 | |
3868 | if (!err) | |
3869 | err = hci_req_run(&req, enable_advertising_instance); | |
24b4f38f | 3870 | |
7816b820 | 3871 | if (err) |
24b4f38f AU |
3872 | BT_ERR("Failed to re-configure advertising"); |
3873 | ||
3ad67582 JK |
3874 | unlock: |
3875 | hci_dev_unlock(hdev); | |
4375f103 JH |
3876 | } |
3877 | ||
21b5187f MH |
3878 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
3879 | u16 len) | |
4375f103 JH |
3880 | { |
3881 | struct mgmt_mode *cp = data; | |
3b0602cd | 3882 | struct mgmt_pending_cmd *cmd; |
4375f103 | 3883 | struct hci_request req; |
cc91cb04 | 3884 | u8 val, status; |
4375f103 JH |
3885 | int err; |
3886 | ||
3887 | BT_DBG("request for %s", hdev->name); | |
3888 | ||
e6fe7986 JH |
3889 | status = mgmt_le_support(hdev); |
3890 | if (status) | |
a69e8375 JH |
3891 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
3892 | status); | |
4375f103 | 3893 | |
cc91cb04 | 3894 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 JH |
3895 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
3896 | MGMT_STATUS_INVALID_PARAMS); | |
4375f103 JH |
3897 | |
3898 | hci_dev_lock(hdev); | |
3899 | ||
3900 | val = !!cp->val; | |
4375f103 | 3901 | |
f74ca9b8 JH |
3902 | /* The following conditions are ones which mean that we should |
3903 | * not do any HCI communication but directly send a mgmt | |
3904 | * response to user space (after toggling the flag if | |
3905 | * necessary). | |
3906 | */ | |
cc91cb04 | 3907 | if (!hdev_is_powered(hdev) || |
d7a5a11d MH |
3908 | (val == hci_dev_test_flag(hdev, HCI_ADVERTISING) && |
3909 | (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE)) || | |
e8bb6b97 | 3910 | hci_conn_num(hdev, LE_LINK) > 0 || |
d7a5a11d | 3911 | (hci_dev_test_flag(hdev, HCI_LE_SCAN) && |
e8bb6b97 | 3912 | hdev->le_scan_type == LE_SCAN_ACTIVE)) { |
cc91cb04 | 3913 | bool changed; |
4375f103 | 3914 | |
cc91cb04 | 3915 | if (cp->val) { |
cab054ab | 3916 | hdev->cur_adv_instance = 0x00; |
238be788 | 3917 | changed = !hci_dev_test_and_set_flag(hdev, HCI_ADVERTISING); |
cc91cb04 | 3918 | if (cp->val == 0x02) |
a1536da2 | 3919 | hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 3920 | else |
a358dc11 | 3921 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 3922 | } else { |
a69d8927 | 3923 | changed = hci_dev_test_and_clear_flag(hdev, HCI_ADVERTISING); |
a358dc11 | 3924 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
4375f103 JH |
3925 | } |
3926 | ||
3927 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
3928 | if (err < 0) | |
3929 | goto unlock; | |
3930 | ||
3931 | if (changed) | |
3932 | err = new_settings(hdev, sk); | |
3933 | ||
3934 | goto unlock; | |
3935 | } | |
3936 | ||
333ae95d JH |
3937 | if (pending_find(MGMT_OP_SET_ADVERTISING, hdev) || |
3938 | pending_find(MGMT_OP_SET_LE, hdev)) { | |
a69e8375 JH |
3939 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
3940 | MGMT_STATUS_BUSY); | |
4375f103 JH |
3941 | goto unlock; |
3942 | } | |
3943 | ||
3944 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
3945 | if (!cmd) { | |
3946 | err = -ENOMEM; | |
3947 | goto unlock; | |
3948 | } | |
3949 | ||
3950 | hci_req_init(&req, hdev); | |
3951 | ||
cc91cb04 | 3952 | if (cp->val == 0x02) |
a1536da2 | 3953 | hci_dev_set_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 3954 | else |
a358dc11 | 3955 | hci_dev_clear_flag(hdev, HCI_ADVERTISING_CONNECTABLE); |
cc91cb04 | 3956 | |
7816b820 FG |
3957 | cancel_adv_timeout(hdev); |
3958 | ||
24b4f38f | 3959 | if (val) { |
7816b820 FG |
3960 | /* Switch to instance "0" for the Set Advertising setting. |
3961 | * We cannot use update_[adv|scan_rsp]_data() here as the | |
3962 | * HCI_ADVERTISING flag is not yet set. | |
3963 | */ | |
cab054ab | 3964 | hdev->cur_adv_instance = 0x00; |
f2252570 JH |
3965 | __hci_req_update_adv_data(&req, 0x00); |
3966 | __hci_req_update_scan_rsp_data(&req, 0x00); | |
3967 | __hci_req_enable_advertising(&req); | |
24b4f38f | 3968 | } else { |
f2252570 | 3969 | __hci_req_disable_advertising(&req); |
24b4f38f | 3970 | } |
4375f103 JH |
3971 | |
3972 | err = hci_req_run(&req, set_advertising_complete); | |
3973 | if (err < 0) | |
3974 | mgmt_pending_remove(cmd); | |
3975 | ||
3976 | unlock: | |
3977 | hci_dev_unlock(hdev); | |
3978 | return err; | |
3979 | } | |
3980 | ||
d13eafce MH |
3981 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
3982 | void *data, u16 len) | |
3983 | { | |
3984 | struct mgmt_cp_set_static_address *cp = data; | |
3985 | int err; | |
3986 | ||
3987 | BT_DBG("%s", hdev->name); | |
3988 | ||
62af4443 | 3989 | if (!lmp_le_capable(hdev)) |
a69e8375 JH |
3990 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
3991 | MGMT_STATUS_NOT_SUPPORTED); | |
d13eafce MH |
3992 | |
3993 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
3994 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
3995 | MGMT_STATUS_REJECTED); | |
d13eafce MH |
3996 | |
3997 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
3998 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
a69e8375 JH |
3999 | return mgmt_cmd_status(sk, hdev->id, |
4000 | MGMT_OP_SET_STATIC_ADDRESS, | |
4001 | MGMT_STATUS_INVALID_PARAMS); | |
d13eafce MH |
4002 | |
4003 | /* Two most significant bits shall be set */ | |
4004 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
a69e8375 JH |
4005 | return mgmt_cmd_status(sk, hdev->id, |
4006 | MGMT_OP_SET_STATIC_ADDRESS, | |
4007 | MGMT_STATUS_INVALID_PARAMS); | |
d13eafce MH |
4008 | } |
4009 | ||
4010 | hci_dev_lock(hdev); | |
4011 | ||
4012 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
4013 | ||
93690c22 MH |
4014 | err = send_settings_rsp(sk, MGMT_OP_SET_STATIC_ADDRESS, hdev); |
4015 | if (err < 0) | |
4016 | goto unlock; | |
4017 | ||
4018 | err = new_settings(hdev, sk); | |
d13eafce | 4019 | |
93690c22 | 4020 | unlock: |
d13eafce | 4021 | hci_dev_unlock(hdev); |
d13eafce MH |
4022 | return err; |
4023 | } | |
4024 | ||
14b49b9a MH |
4025 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
4026 | void *data, u16 len) | |
4027 | { | |
4028 | struct mgmt_cp_set_scan_params *cp = data; | |
4029 | __u16 interval, window; | |
4030 | int err; | |
4031 | ||
4032 | BT_DBG("%s", hdev->name); | |
4033 | ||
4034 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
4035 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
4036 | MGMT_STATUS_NOT_SUPPORTED); | |
14b49b9a MH |
4037 | |
4038 | interval = __le16_to_cpu(cp->interval); | |
4039 | ||
4040 | if (interval < 0x0004 || interval > 0x4000) | |
a69e8375 JH |
4041 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
4042 | MGMT_STATUS_INVALID_PARAMS); | |
14b49b9a MH |
4043 | |
4044 | window = __le16_to_cpu(cp->window); | |
4045 | ||
4046 | if (window < 0x0004 || window > 0x4000) | |
a69e8375 JH |
4047 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
4048 | MGMT_STATUS_INVALID_PARAMS); | |
14b49b9a | 4049 | |
899e1075 | 4050 | if (window > interval) |
a69e8375 JH |
4051 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, |
4052 | MGMT_STATUS_INVALID_PARAMS); | |
899e1075 | 4053 | |
14b49b9a MH |
4054 | hci_dev_lock(hdev); |
4055 | ||
4056 | hdev->le_scan_interval = interval; | |
4057 | hdev->le_scan_window = window; | |
4058 | ||
2a1afb5a JH |
4059 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, |
4060 | NULL, 0); | |
14b49b9a | 4061 | |
dd2ef8e2 AG |
4062 | /* If background scan is running, restart it so new parameters are |
4063 | * loaded. | |
4064 | */ | |
d7a5a11d | 4065 | if (hci_dev_test_flag(hdev, HCI_LE_SCAN) && |
dd2ef8e2 AG |
4066 | hdev->discovery.state == DISCOVERY_STOPPED) { |
4067 | struct hci_request req; | |
4068 | ||
4069 | hci_req_init(&req, hdev); | |
4070 | ||
4071 | hci_req_add_le_scan_disable(&req); | |
4072 | hci_req_add_le_passive_scan(&req); | |
4073 | ||
4074 | hci_req_run(&req, NULL); | |
4075 | } | |
4076 | ||
14b49b9a MH |
4077 | hci_dev_unlock(hdev); |
4078 | ||
4079 | return err; | |
4080 | } | |
4081 | ||
1904a853 MH |
4082 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status, |
4083 | u16 opcode) | |
33e38b3e | 4084 | { |
3b0602cd | 4085 | struct mgmt_pending_cmd *cmd; |
33e38b3e JH |
4086 | |
4087 | BT_DBG("status 0x%02x", status); | |
4088 | ||
4089 | hci_dev_lock(hdev); | |
4090 | ||
333ae95d | 4091 | cmd = pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
33e38b3e JH |
4092 | if (!cmd) |
4093 | goto unlock; | |
4094 | ||
4095 | if (status) { | |
a69e8375 JH |
4096 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4097 | mgmt_status(status)); | |
33e38b3e | 4098 | } else { |
1a4d3c4b JH |
4099 | struct mgmt_mode *cp = cmd->param; |
4100 | ||
4101 | if (cp->val) | |
a1536da2 | 4102 | hci_dev_set_flag(hdev, HCI_FAST_CONNECTABLE); |
1a4d3c4b | 4103 | else |
a358dc11 | 4104 | hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE); |
1a4d3c4b | 4105 | |
33e38b3e JH |
4106 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
4107 | new_settings(hdev, cmd->sk); | |
4108 | } | |
4109 | ||
4110 | mgmt_pending_remove(cmd); | |
4111 | ||
4112 | unlock: | |
4113 | hci_dev_unlock(hdev); | |
4114 | } | |
4115 | ||
bdb6d971 | 4116 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4117 | void *data, u16 len) |
f6422ec6 | 4118 | { |
650f726d | 4119 | struct mgmt_mode *cp = data; |
3b0602cd | 4120 | struct mgmt_pending_cmd *cmd; |
33e38b3e | 4121 | struct hci_request req; |
f6422ec6 AJ |
4122 | int err; |
4123 | ||
bdb6d971 | 4124 | BT_DBG("%s", hdev->name); |
f6422ec6 | 4125 | |
d7a5a11d | 4126 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) || |
56f87901 | 4127 | hdev->hci_ver < BLUETOOTH_VER_1_2) |
a69e8375 JH |
4128 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4129 | MGMT_STATUS_NOT_SUPPORTED); | |
33c525c0 | 4130 | |
a7e80f25 | 4131 | if (cp->val != 0x00 && cp->val != 0x01) |
a69e8375 JH |
4132 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4133 | MGMT_STATUS_INVALID_PARAMS); | |
a7e80f25 | 4134 | |
f6422ec6 AJ |
4135 | hci_dev_lock(hdev); |
4136 | ||
333ae95d | 4137 | if (pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
a69e8375 JH |
4138 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4139 | MGMT_STATUS_BUSY); | |
05cbf29f JH |
4140 | goto unlock; |
4141 | } | |
4142 | ||
d7a5a11d | 4143 | if (!!cp->val == hci_dev_test_flag(hdev, HCI_FAST_CONNECTABLE)) { |
1a4d3c4b JH |
4144 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, |
4145 | hdev); | |
4146 | goto unlock; | |
4147 | } | |
4148 | ||
406ef2a6 | 4149 | if (!hdev_is_powered(hdev)) { |
ce05d603 | 4150 | hci_dev_change_flag(hdev, HCI_FAST_CONNECTABLE); |
406ef2a6 JH |
4151 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, |
4152 | hdev); | |
4153 | new_settings(hdev, sk); | |
4154 | goto unlock; | |
4155 | } | |
4156 | ||
33e38b3e JH |
4157 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
4158 | data, len); | |
4159 | if (!cmd) { | |
4160 | err = -ENOMEM; | |
4161 | goto unlock; | |
f6422ec6 AJ |
4162 | } |
4163 | ||
33e38b3e JH |
4164 | hci_req_init(&req, hdev); |
4165 | ||
bf943cbf | 4166 | __hci_req_write_fast_connectable(&req, cp->val); |
33e38b3e JH |
4167 | |
4168 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 4169 | if (err < 0) { |
a69e8375 JH |
4170 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4171 | MGMT_STATUS_FAILED); | |
33e38b3e | 4172 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
4173 | } |
4174 | ||
33e38b3e | 4175 | unlock: |
f6422ec6 | 4176 | hci_dev_unlock(hdev); |
33e38b3e | 4177 | |
f6422ec6 AJ |
4178 | return err; |
4179 | } | |
4180 | ||
1904a853 | 4181 | static void set_bredr_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
0663ca2a | 4182 | { |
3b0602cd | 4183 | struct mgmt_pending_cmd *cmd; |
0663ca2a JH |
4184 | |
4185 | BT_DBG("status 0x%02x", status); | |
4186 | ||
4187 | hci_dev_lock(hdev); | |
4188 | ||
333ae95d | 4189 | cmd = pending_find(MGMT_OP_SET_BREDR, hdev); |
0663ca2a JH |
4190 | if (!cmd) |
4191 | goto unlock; | |
4192 | ||
4193 | if (status) { | |
4194 | u8 mgmt_err = mgmt_status(status); | |
4195 | ||
4196 | /* We need to restore the flag if related HCI commands | |
4197 | * failed. | |
4198 | */ | |
a358dc11 | 4199 | hci_dev_clear_flag(hdev, HCI_BREDR_ENABLED); |
0663ca2a | 4200 | |
a69e8375 | 4201 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); |
0663ca2a JH |
4202 | } else { |
4203 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
4204 | new_settings(hdev, cmd->sk); | |
4205 | } | |
4206 | ||
4207 | mgmt_pending_remove(cmd); | |
4208 | ||
4209 | unlock: | |
4210 | hci_dev_unlock(hdev); | |
4211 | } | |
4212 | ||
4213 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
4214 | { | |
4215 | struct mgmt_mode *cp = data; | |
3b0602cd | 4216 | struct mgmt_pending_cmd *cmd; |
0663ca2a JH |
4217 | struct hci_request req; |
4218 | int err; | |
4219 | ||
4220 | BT_DBG("request for %s", hdev->name); | |
4221 | ||
4222 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
a69e8375 JH |
4223 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4224 | MGMT_STATUS_NOT_SUPPORTED); | |
0663ca2a | 4225 | |
d7a5a11d | 4226 | if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
a69e8375 JH |
4227 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4228 | MGMT_STATUS_REJECTED); | |
0663ca2a JH |
4229 | |
4230 | if (cp->val != 0x00 && cp->val != 0x01) | |
a69e8375 JH |
4231 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4232 | MGMT_STATUS_INVALID_PARAMS); | |
0663ca2a JH |
4233 | |
4234 | hci_dev_lock(hdev); | |
4235 | ||
d7a5a11d | 4236 | if (cp->val == hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
0663ca2a JH |
4237 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); |
4238 | goto unlock; | |
4239 | } | |
4240 | ||
4241 | if (!hdev_is_powered(hdev)) { | |
4242 | if (!cp->val) { | |
a358dc11 MH |
4243 | hci_dev_clear_flag(hdev, HCI_DISCOVERABLE); |
4244 | hci_dev_clear_flag(hdev, HCI_SSP_ENABLED); | |
4245 | hci_dev_clear_flag(hdev, HCI_LINK_SECURITY); | |
4246 | hci_dev_clear_flag(hdev, HCI_FAST_CONNECTABLE); | |
4247 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); | |
0663ca2a JH |
4248 | } |
4249 | ||
ce05d603 | 4250 | hci_dev_change_flag(hdev, HCI_BREDR_ENABLED); |
0663ca2a JH |
4251 | |
4252 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4253 | if (err < 0) | |
4254 | goto unlock; | |
4255 | ||
4256 | err = new_settings(hdev, sk); | |
4257 | goto unlock; | |
4258 | } | |
4259 | ||
4260 | /* Reject disabling when powered on */ | |
4261 | if (!cp->val) { | |
a69e8375 JH |
4262 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4263 | MGMT_STATUS_REJECTED); | |
0663ca2a | 4264 | goto unlock; |
111e4bcc MH |
4265 | } else { |
4266 | /* When configuring a dual-mode controller to operate | |
4267 | * with LE only and using a static address, then switching | |
4268 | * BR/EDR back on is not allowed. | |
4269 | * | |
4270 | * Dual-mode controllers shall operate with the public | |
4271 | * address as its identity address for BR/EDR and LE. So | |
4272 | * reject the attempt to create an invalid configuration. | |
3a5486e1 MH |
4273 | * |
4274 | * The same restrictions applies when secure connections | |
4275 | * has been enabled. For BR/EDR this is a controller feature | |
4276 | * while for LE it is a host stack feature. This means that | |
4277 | * switching BR/EDR back on when secure connections has been | |
4278 | * enabled is not a supported transaction. | |
111e4bcc | 4279 | */ |
d7a5a11d | 4280 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && |
3a5486e1 | 4281 | (bacmp(&hdev->static_addr, BDADDR_ANY) || |
d7a5a11d | 4282 | hci_dev_test_flag(hdev, HCI_SC_ENABLED))) { |
a69e8375 JH |
4283 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4284 | MGMT_STATUS_REJECTED); | |
111e4bcc MH |
4285 | goto unlock; |
4286 | } | |
0663ca2a JH |
4287 | } |
4288 | ||
333ae95d | 4289 | if (pending_find(MGMT_OP_SET_BREDR, hdev)) { |
a69e8375 JH |
4290 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, |
4291 | MGMT_STATUS_BUSY); | |
0663ca2a JH |
4292 | goto unlock; |
4293 | } | |
4294 | ||
4295 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
4296 | if (!cmd) { | |
4297 | err = -ENOMEM; | |
4298 | goto unlock; | |
4299 | } | |
4300 | ||
f2252570 JH |
4301 | /* We need to flip the bit already here so that |
4302 | * hci_req_update_adv_data generates the correct flags. | |
0663ca2a | 4303 | */ |
a1536da2 | 4304 | hci_dev_set_flag(hdev, HCI_BREDR_ENABLED); |
0663ca2a JH |
4305 | |
4306 | hci_req_init(&req, hdev); | |
aa8af46e | 4307 | |
bf943cbf | 4308 | __hci_req_write_fast_connectable(&req, false); |
01b1cb87 | 4309 | __hci_req_update_scan(&req); |
aa8af46e | 4310 | |
f14d8f64 MH |
4311 | /* Since only the advertising data flags will change, there |
4312 | * is no need to update the scan response data. | |
4313 | */ | |
cab054ab | 4314 | __hci_req_update_adv_data(&req, hdev->cur_adv_instance); |
aa8af46e | 4315 | |
0663ca2a JH |
4316 | err = hci_req_run(&req, set_bredr_complete); |
4317 | if (err < 0) | |
4318 | mgmt_pending_remove(cmd); | |
4319 | ||
4320 | unlock: | |
4321 | hci_dev_unlock(hdev); | |
4322 | return err; | |
4323 | } | |
4324 | ||
a1443f5a JH |
4325 | static void sc_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
4326 | { | |
3b0602cd | 4327 | struct mgmt_pending_cmd *cmd; |
a1443f5a JH |
4328 | struct mgmt_mode *cp; |
4329 | ||
4330 | BT_DBG("%s status %u", hdev->name, status); | |
4331 | ||
4332 | hci_dev_lock(hdev); | |
4333 | ||
333ae95d | 4334 | cmd = pending_find(MGMT_OP_SET_SECURE_CONN, hdev); |
a1443f5a JH |
4335 | if (!cmd) |
4336 | goto unlock; | |
4337 | ||
4338 | if (status) { | |
a69e8375 JH |
4339 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, |
4340 | mgmt_status(status)); | |
a1443f5a JH |
4341 | goto remove; |
4342 | } | |
4343 | ||
4344 | cp = cmd->param; | |
4345 | ||
4346 | switch (cp->val) { | |
4347 | case 0x00: | |
a358dc11 MH |
4348 | hci_dev_clear_flag(hdev, HCI_SC_ENABLED); |
4349 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); | |
a1443f5a JH |
4350 | break; |
4351 | case 0x01: | |
a1536da2 | 4352 | hci_dev_set_flag(hdev, HCI_SC_ENABLED); |
a358dc11 | 4353 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
a1443f5a JH |
4354 | break; |
4355 | case 0x02: | |
a1536da2 MH |
4356 | hci_dev_set_flag(hdev, HCI_SC_ENABLED); |
4357 | hci_dev_set_flag(hdev, HCI_SC_ONLY); | |
a1443f5a JH |
4358 | break; |
4359 | } | |
4360 | ||
4361 | send_settings_rsp(cmd->sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4362 | new_settings(hdev, cmd->sk); | |
4363 | ||
4364 | remove: | |
4365 | mgmt_pending_remove(cmd); | |
4366 | unlock: | |
4367 | hci_dev_unlock(hdev); | |
4368 | } | |
4369 | ||
eac83dc6 MH |
4370 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
4371 | void *data, u16 len) | |
4372 | { | |
4373 | struct mgmt_mode *cp = data; | |
3b0602cd | 4374 | struct mgmt_pending_cmd *cmd; |
a1443f5a | 4375 | struct hci_request req; |
a3209694 | 4376 | u8 val; |
eac83dc6 MH |
4377 | int err; |
4378 | ||
4379 | BT_DBG("request for %s", hdev->name); | |
4380 | ||
05b3c3e7 | 4381 | if (!lmp_sc_capable(hdev) && |
d7a5a11d | 4382 | !hci_dev_test_flag(hdev, HCI_LE_ENABLED)) |
a69e8375 JH |
4383 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4384 | MGMT_STATUS_NOT_SUPPORTED); | |
eac83dc6 | 4385 | |
d7a5a11d | 4386 | if (hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && |
59200286 | 4387 | lmp_sc_capable(hdev) && |
d7a5a11d | 4388 | !hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) |
a69e8375 JH |
4389 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4390 | MGMT_STATUS_REJECTED); | |
ed93ec69 | 4391 | |
0ab04a9c | 4392 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 | 4393 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
eac83dc6 MH |
4394 | MGMT_STATUS_INVALID_PARAMS); |
4395 | ||
4396 | hci_dev_lock(hdev); | |
4397 | ||
05b3c3e7 | 4398 | if (!hdev_is_powered(hdev) || !lmp_sc_capable(hdev) || |
d7a5a11d | 4399 | !hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) { |
eac83dc6 MH |
4400 | bool changed; |
4401 | ||
0ab04a9c | 4402 | if (cp->val) { |
238be788 MH |
4403 | changed = !hci_dev_test_and_set_flag(hdev, |
4404 | HCI_SC_ENABLED); | |
0ab04a9c | 4405 | if (cp->val == 0x02) |
a1536da2 | 4406 | hci_dev_set_flag(hdev, HCI_SC_ONLY); |
0ab04a9c | 4407 | else |
a358dc11 | 4408 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
0ab04a9c | 4409 | } else { |
a69d8927 MH |
4410 | changed = hci_dev_test_and_clear_flag(hdev, |
4411 | HCI_SC_ENABLED); | |
a358dc11 | 4412 | hci_dev_clear_flag(hdev, HCI_SC_ONLY); |
0ab04a9c | 4413 | } |
eac83dc6 MH |
4414 | |
4415 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4416 | if (err < 0) | |
4417 | goto failed; | |
4418 | ||
4419 | if (changed) | |
4420 | err = new_settings(hdev, sk); | |
4421 | ||
4422 | goto failed; | |
4423 | } | |
4424 | ||
333ae95d | 4425 | if (pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { |
a69e8375 JH |
4426 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4427 | MGMT_STATUS_BUSY); | |
eac83dc6 MH |
4428 | goto failed; |
4429 | } | |
4430 | ||
0ab04a9c MH |
4431 | val = !!cp->val; |
4432 | ||
d7a5a11d MH |
4433 | if (val == hci_dev_test_flag(hdev, HCI_SC_ENABLED) && |
4434 | (cp->val == 0x02) == hci_dev_test_flag(hdev, HCI_SC_ONLY)) { | |
eac83dc6 MH |
4435 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
4436 | goto failed; | |
4437 | } | |
4438 | ||
4439 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); | |
4440 | if (!cmd) { | |
4441 | err = -ENOMEM; | |
4442 | goto failed; | |
4443 | } | |
4444 | ||
a1443f5a JH |
4445 | hci_req_init(&req, hdev); |
4446 | hci_req_add(&req, HCI_OP_WRITE_SC_SUPPORT, 1, &val); | |
4447 | err = hci_req_run(&req, sc_enable_complete); | |
eac83dc6 MH |
4448 | if (err < 0) { |
4449 | mgmt_pending_remove(cmd); | |
4450 | goto failed; | |
4451 | } | |
4452 | ||
4453 | failed: | |
4454 | hci_dev_unlock(hdev); | |
4455 | return err; | |
4456 | } | |
4457 | ||
4e39ac81 MH |
4458 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
4459 | void *data, u16 len) | |
4460 | { | |
4461 | struct mgmt_mode *cp = data; | |
b9710979 | 4462 | bool changed, use_changed; |
4e39ac81 MH |
4463 | int err; |
4464 | ||
4465 | BT_DBG("request for %s", hdev->name); | |
4466 | ||
b9710979 | 4467 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a69e8375 JH |
4468 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, |
4469 | MGMT_STATUS_INVALID_PARAMS); | |
4e39ac81 MH |
4470 | |
4471 | hci_dev_lock(hdev); | |
4472 | ||
4473 | if (cp->val) | |
238be788 | 4474 | changed = !hci_dev_test_and_set_flag(hdev, HCI_KEEP_DEBUG_KEYS); |
4e39ac81 | 4475 | else |
a69d8927 MH |
4476 | changed = hci_dev_test_and_clear_flag(hdev, |
4477 | HCI_KEEP_DEBUG_KEYS); | |
4e39ac81 | 4478 | |
b9710979 | 4479 | if (cp->val == 0x02) |
238be788 MH |
4480 | use_changed = !hci_dev_test_and_set_flag(hdev, |
4481 | HCI_USE_DEBUG_KEYS); | |
b9710979 | 4482 | else |
a69d8927 MH |
4483 | use_changed = hci_dev_test_and_clear_flag(hdev, |
4484 | HCI_USE_DEBUG_KEYS); | |
b9710979 JH |
4485 | |
4486 | if (hdev_is_powered(hdev) && use_changed && | |
d7a5a11d | 4487 | hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
b9710979 JH |
4488 | u8 mode = (cp->val == 0x02) ? 0x01 : 0x00; |
4489 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
4490 | sizeof(mode), &mode); | |
4491 | } | |
4492 | ||
4e39ac81 MH |
4493 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); |
4494 | if (err < 0) | |
4495 | goto unlock; | |
4496 | ||
4497 | if (changed) | |
4498 | err = new_settings(hdev, sk); | |
4499 | ||
4500 | unlock: | |
4501 | hci_dev_unlock(hdev); | |
4502 | return err; | |
4503 | } | |
4504 | ||
62b04cd1 JH |
4505 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
4506 | u16 len) | |
4507 | { | |
4508 | struct mgmt_cp_set_privacy *cp = cp_data; | |
4509 | bool changed; | |
4510 | int err; | |
4511 | ||
4512 | BT_DBG("request for %s", hdev->name); | |
4513 | ||
4514 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
4515 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
4516 | MGMT_STATUS_NOT_SUPPORTED); | |
62b04cd1 | 4517 | |
82a37ade | 4518 | if (cp->privacy != 0x00 && cp->privacy != 0x01 && cp->privacy != 0x02) |
a69e8375 JH |
4519 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
4520 | MGMT_STATUS_INVALID_PARAMS); | |
62b04cd1 JH |
4521 | |
4522 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
4523 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, |
4524 | MGMT_STATUS_REJECTED); | |
62b04cd1 JH |
4525 | |
4526 | hci_dev_lock(hdev); | |
4527 | ||
c21c0ea0 JH |
4528 | /* If user space supports this command it is also expected to |
4529 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. | |
4530 | */ | |
a1536da2 | 4531 | hci_dev_set_flag(hdev, HCI_RPA_RESOLVING); |
c21c0ea0 | 4532 | |
62b04cd1 | 4533 | if (cp->privacy) { |
238be788 | 4534 | changed = !hci_dev_test_and_set_flag(hdev, HCI_PRIVACY); |
62b04cd1 | 4535 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); |
a1536da2 | 4536 | hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); |
82a37ade JH |
4537 | if (cp->privacy == 0x02) |
4538 | hci_dev_set_flag(hdev, HCI_LIMITED_PRIVACY); | |
4539 | else | |
4540 | hci_dev_clear_flag(hdev, HCI_LIMITED_PRIVACY); | |
62b04cd1 | 4541 | } else { |
a69d8927 | 4542 | changed = hci_dev_test_and_clear_flag(hdev, HCI_PRIVACY); |
62b04cd1 | 4543 | memset(hdev->irk, 0, sizeof(hdev->irk)); |
a358dc11 | 4544 | hci_dev_clear_flag(hdev, HCI_RPA_EXPIRED); |
82a37ade | 4545 | hci_dev_clear_flag(hdev, HCI_LIMITED_PRIVACY); |
62b04cd1 JH |
4546 | } |
4547 | ||
4548 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); | |
4549 | if (err < 0) | |
4550 | goto unlock; | |
4551 | ||
4552 | if (changed) | |
4553 | err = new_settings(hdev, sk); | |
4554 | ||
4555 | unlock: | |
4556 | hci_dev_unlock(hdev); | |
4557 | return err; | |
4558 | } | |
4559 | ||
41edf160 JH |
4560 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
4561 | { | |
4562 | switch (irk->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 ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4569 | return false; | |
4570 | return true; | |
4571 | } | |
4572 | ||
4573 | return false; | |
4574 | } | |
4575 | ||
4576 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, | |
4577 | u16 len) | |
4578 | { | |
4579 | struct mgmt_cp_load_irks *cp = cp_data; | |
ba1d6936 JH |
4580 | const u16 max_irk_count = ((U16_MAX - sizeof(*cp)) / |
4581 | sizeof(struct mgmt_irk_info)); | |
41edf160 JH |
4582 | u16 irk_count, expected_len; |
4583 | int i, err; | |
4584 | ||
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_IRKS, |
4589 | MGMT_STATUS_NOT_SUPPORTED); | |
41edf160 JH |
4590 | |
4591 | irk_count = __le16_to_cpu(cp->irk_count); | |
ba1d6936 JH |
4592 | if (irk_count > max_irk_count) { |
4593 | BT_ERR("load_irks: too big irk_count value %u", irk_count); | |
a69e8375 JH |
4594 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4595 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 4596 | } |
41edf160 JH |
4597 | |
4598 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); | |
4599 | if (expected_len != len) { | |
4600 | BT_ERR("load_irks: expected %u bytes, got %u bytes", | |
2606ecbc | 4601 | expected_len, len); |
a69e8375 JH |
4602 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4603 | MGMT_STATUS_INVALID_PARAMS); | |
41edf160 JH |
4604 | } |
4605 | ||
4606 | BT_DBG("%s irk_count %u", hdev->name, irk_count); | |
4607 | ||
4608 | for (i = 0; i < irk_count; i++) { | |
4609 | struct mgmt_irk_info *key = &cp->irks[i]; | |
4610 | ||
4611 | if (!irk_is_valid(key)) | |
a69e8375 JH |
4612 | return mgmt_cmd_status(sk, hdev->id, |
4613 | MGMT_OP_LOAD_IRKS, | |
4614 | MGMT_STATUS_INVALID_PARAMS); | |
41edf160 JH |
4615 | } |
4616 | ||
4617 | hci_dev_lock(hdev); | |
4618 | ||
4619 | hci_smp_irks_clear(hdev); | |
4620 | ||
4621 | for (i = 0; i < irk_count; i++) { | |
4622 | struct mgmt_irk_info *irk = &cp->irks[i]; | |
41edf160 | 4623 | |
85813a7e JH |
4624 | hci_add_irk(hdev, &irk->addr.bdaddr, |
4625 | le_addr_type(irk->addr.type), irk->val, | |
41edf160 JH |
4626 | BDADDR_ANY); |
4627 | } | |
4628 | ||
a1536da2 | 4629 | hci_dev_set_flag(hdev, HCI_RPA_RESOLVING); |
41edf160 | 4630 | |
2a1afb5a | 4631 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); |
41edf160 JH |
4632 | |
4633 | hci_dev_unlock(hdev); | |
4634 | ||
4635 | return err; | |
4636 | } | |
4637 | ||
3f706b72 JH |
4638 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
4639 | { | |
4640 | if (key->master != 0x00 && key->master != 0x01) | |
4641 | return false; | |
490cb0b3 MH |
4642 | |
4643 | switch (key->addr.type) { | |
4644 | case BDADDR_LE_PUBLIC: | |
4645 | return true; | |
4646 | ||
4647 | case BDADDR_LE_RANDOM: | |
4648 | /* Two most significant bits shall be set */ | |
4649 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4650 | return false; | |
4651 | return true; | |
4652 | } | |
4653 | ||
4654 | return false; | |
3f706b72 JH |
4655 | } |
4656 | ||
bdb6d971 | 4657 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4658 | void *cp_data, u16 len) |
346af67b | 4659 | { |
346af67b | 4660 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
ba1d6936 JH |
4661 | const u16 max_key_count = ((U16_MAX - sizeof(*cp)) / |
4662 | sizeof(struct mgmt_ltk_info)); | |
346af67b | 4663 | u16 key_count, expected_len; |
715a5bf2 | 4664 | int i, err; |
346af67b | 4665 | |
cf99ba13 MH |
4666 | BT_DBG("request for %s", hdev->name); |
4667 | ||
4668 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
4669 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
4670 | MGMT_STATUS_NOT_SUPPORTED); | |
cf99ba13 | 4671 | |
1f350c87 | 4672 | key_count = __le16_to_cpu(cp->key_count); |
ba1d6936 JH |
4673 | if (key_count > max_key_count) { |
4674 | BT_ERR("load_ltks: too big key_count value %u", key_count); | |
a69e8375 JH |
4675 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
4676 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 4677 | } |
346af67b VCG |
4678 | |
4679 | expected_len = sizeof(*cp) + key_count * | |
4680 | sizeof(struct mgmt_ltk_info); | |
4681 | if (expected_len != len) { | |
4682 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
2606ecbc | 4683 | expected_len, len); |
a69e8375 JH |
4684 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
4685 | MGMT_STATUS_INVALID_PARAMS); | |
346af67b VCG |
4686 | } |
4687 | ||
bdb6d971 | 4688 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 4689 | |
54ad6d8a JH |
4690 | for (i = 0; i < key_count; i++) { |
4691 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
4692 | ||
3f706b72 | 4693 | if (!ltk_is_valid(key)) |
a69e8375 JH |
4694 | return mgmt_cmd_status(sk, hdev->id, |
4695 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4696 | MGMT_STATUS_INVALID_PARAMS); | |
54ad6d8a JH |
4697 | } |
4698 | ||
346af67b VCG |
4699 | hci_dev_lock(hdev); |
4700 | ||
4701 | hci_smp_ltks_clear(hdev); | |
4702 | ||
4703 | for (i = 0; i < key_count; i++) { | |
4704 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
85813a7e | 4705 | u8 type, authenticated; |
346af67b | 4706 | |
61b43357 JH |
4707 | switch (key->type) { |
4708 | case MGMT_LTK_UNAUTHENTICATED: | |
d7b25450 | 4709 | authenticated = 0x00; |
23fb8de3 | 4710 | type = key->master ? SMP_LTK : SMP_LTK_SLAVE; |
61b43357 JH |
4711 | break; |
4712 | case MGMT_LTK_AUTHENTICATED: | |
d7b25450 | 4713 | authenticated = 0x01; |
23fb8de3 JH |
4714 | type = key->master ? SMP_LTK : SMP_LTK_SLAVE; |
4715 | break; | |
4716 | case MGMT_LTK_P256_UNAUTH: | |
4717 | authenticated = 0x00; | |
4718 | type = SMP_LTK_P256; | |
61b43357 | 4719 | break; |
23fb8de3 JH |
4720 | case MGMT_LTK_P256_AUTH: |
4721 | authenticated = 0x01; | |
4722 | type = SMP_LTK_P256; | |
61b43357 | 4723 | break; |
23fb8de3 JH |
4724 | case MGMT_LTK_P256_DEBUG: |
4725 | authenticated = 0x00; | |
4726 | type = SMP_LTK_P256_DEBUG; | |
61b43357 JH |
4727 | default: |
4728 | continue; | |
4729 | } | |
d7b25450 | 4730 | |
85813a7e JH |
4731 | hci_add_ltk(hdev, &key->addr.bdaddr, |
4732 | le_addr_type(key->addr.type), type, authenticated, | |
4733 | key->val, key->enc_size, key->ediv, key->rand); | |
346af67b VCG |
4734 | } |
4735 | ||
2a1afb5a | 4736 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
715a5bf2 JH |
4737 | NULL, 0); |
4738 | ||
346af67b | 4739 | hci_dev_unlock(hdev); |
346af67b | 4740 | |
715a5bf2 | 4741 | return err; |
346af67b VCG |
4742 | } |
4743 | ||
3b0602cd | 4744 | static int conn_info_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
dd983808 | 4745 | { |
dd983808 | 4746 | struct hci_conn *conn = cmd->user_data; |
9981bdb0 | 4747 | struct mgmt_rp_get_conn_info rp; |
9df74653 | 4748 | int err; |
dd983808 | 4749 | |
9981bdb0 | 4750 | memcpy(&rp.addr, cmd->param, sizeof(rp.addr)); |
dd983808 | 4751 | |
9981bdb0 | 4752 | if (status == MGMT_STATUS_SUCCESS) { |
dd983808 | 4753 | rp.rssi = conn->rssi; |
9981bdb0 JH |
4754 | rp.tx_power = conn->tx_power; |
4755 | rp.max_tx_power = conn->max_tx_power; | |
4756 | } else { | |
4757 | rp.rssi = HCI_RSSI_INVALID; | |
4758 | rp.tx_power = HCI_TX_POWER_INVALID; | |
4759 | rp.max_tx_power = HCI_TX_POWER_INVALID; | |
dd983808 AK |
4760 | } |
4761 | ||
2a1afb5a JH |
4762 | err = mgmt_cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, |
4763 | status, &rp, sizeof(rp)); | |
dd983808 AK |
4764 | |
4765 | hci_conn_drop(conn); | |
f8aaf9b6 | 4766 | hci_conn_put(conn); |
9df74653 JH |
4767 | |
4768 | return err; | |
dd983808 AK |
4769 | } |
4770 | ||
1904a853 MH |
4771 | static void conn_info_refresh_complete(struct hci_dev *hdev, u8 hci_status, |
4772 | u16 opcode) | |
dd983808 AK |
4773 | { |
4774 | struct hci_cp_read_rssi *cp; | |
3b0602cd | 4775 | struct mgmt_pending_cmd *cmd; |
dd983808 | 4776 | struct hci_conn *conn; |
dd983808 | 4777 | u16 handle; |
9981bdb0 | 4778 | u8 status; |
dd983808 | 4779 | |
9981bdb0 | 4780 | BT_DBG("status 0x%02x", hci_status); |
dd983808 AK |
4781 | |
4782 | hci_dev_lock(hdev); | |
4783 | ||
dd983808 AK |
4784 | /* Commands sent in request are either Read RSSI or Read Transmit Power |
4785 | * Level so we check which one was last sent to retrieve connection | |
4786 | * handle. Both commands have handle as first parameter so it's safe to | |
4787 | * cast data on the same command struct. | |
4788 | * | |
4789 | * First command sent is always Read RSSI and we fail only if it fails. | |
4790 | * In other case we simply override error to indicate success as we | |
4791 | * already remembered if TX power value is actually valid. | |
4792 | */ | |
4793 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); | |
4794 | if (!cp) { | |
4795 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
9981bdb0 JH |
4796 | status = MGMT_STATUS_SUCCESS; |
4797 | } else { | |
4798 | status = mgmt_status(hci_status); | |
dd983808 AK |
4799 | } |
4800 | ||
4801 | if (!cp) { | |
9981bdb0 | 4802 | BT_ERR("invalid sent_cmd in conn_info response"); |
dd983808 AK |
4803 | goto unlock; |
4804 | } | |
4805 | ||
4806 | handle = __le16_to_cpu(cp->handle); | |
4807 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
4808 | if (!conn) { | |
9981bdb0 | 4809 | BT_ERR("unknown handle (%d) in conn_info response", handle); |
dd983808 AK |
4810 | goto unlock; |
4811 | } | |
4812 | ||
333ae95d | 4813 | cmd = pending_find_data(MGMT_OP_GET_CONN_INFO, hdev, conn); |
9981bdb0 JH |
4814 | if (!cmd) |
4815 | goto unlock; | |
dd983808 | 4816 | |
9981bdb0 JH |
4817 | cmd->cmd_complete(cmd, status); |
4818 | mgmt_pending_remove(cmd); | |
dd983808 AK |
4819 | |
4820 | unlock: | |
4821 | hci_dev_unlock(hdev); | |
4822 | } | |
4823 | ||
4824 | static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
4825 | u16 len) | |
4826 | { | |
4827 | struct mgmt_cp_get_conn_info *cp = data; | |
4828 | struct mgmt_rp_get_conn_info rp; | |
4829 | struct hci_conn *conn; | |
4830 | unsigned long conn_info_age; | |
4831 | int err = 0; | |
4832 | ||
4833 | BT_DBG("%s", hdev->name); | |
4834 | ||
4835 | memset(&rp, 0, sizeof(rp)); | |
4836 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4837 | rp.addr.type = cp->addr.type; | |
4838 | ||
4839 | if (!bdaddr_type_is_valid(cp->addr.type)) | |
2a1afb5a JH |
4840 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
4841 | MGMT_STATUS_INVALID_PARAMS, | |
4842 | &rp, sizeof(rp)); | |
dd983808 AK |
4843 | |
4844 | hci_dev_lock(hdev); | |
4845 | ||
4846 | if (!hdev_is_powered(hdev)) { | |
2a1afb5a JH |
4847 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
4848 | MGMT_STATUS_NOT_POWERED, &rp, | |
4849 | sizeof(rp)); | |
dd983808 AK |
4850 | goto unlock; |
4851 | } | |
4852 | ||
4853 | if (cp->addr.type == BDADDR_BREDR) | |
4854 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
4855 | &cp->addr.bdaddr); | |
4856 | else | |
4857 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
4858 | ||
4859 | if (!conn || conn->state != BT_CONNECTED) { | |
2a1afb5a JH |
4860 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
4861 | MGMT_STATUS_NOT_CONNECTED, &rp, | |
4862 | sizeof(rp)); | |
dd983808 AK |
4863 | goto unlock; |
4864 | } | |
4865 | ||
333ae95d | 4866 | if (pending_find_data(MGMT_OP_GET_CONN_INFO, hdev, conn)) { |
2a1afb5a JH |
4867 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
4868 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
9981bdb0 JH |
4869 | goto unlock; |
4870 | } | |
4871 | ||
dd983808 AK |
4872 | /* To avoid client trying to guess when to poll again for information we |
4873 | * calculate conn info age as random value between min/max set in hdev. | |
4874 | */ | |
4875 | conn_info_age = hdev->conn_info_min_age + | |
4876 | prandom_u32_max(hdev->conn_info_max_age - | |
4877 | hdev->conn_info_min_age); | |
4878 | ||
4879 | /* Query controller to refresh cached values if they are too old or were | |
4880 | * never read. | |
4881 | */ | |
f4e2dd53 AK |
4882 | if (time_after(jiffies, conn->conn_info_timestamp + |
4883 | msecs_to_jiffies(conn_info_age)) || | |
dd983808 AK |
4884 | !conn->conn_info_timestamp) { |
4885 | struct hci_request req; | |
4886 | struct hci_cp_read_tx_power req_txp_cp; | |
4887 | struct hci_cp_read_rssi req_rssi_cp; | |
3b0602cd | 4888 | struct mgmt_pending_cmd *cmd; |
dd983808 AK |
4889 | |
4890 | hci_req_init(&req, hdev); | |
4891 | req_rssi_cp.handle = cpu_to_le16(conn->handle); | |
4892 | hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), | |
4893 | &req_rssi_cp); | |
4894 | ||
f7faab0c AK |
4895 | /* For LE links TX power does not change thus we don't need to |
4896 | * query for it once value is known. | |
4897 | */ | |
4898 | if (!bdaddr_type_is_le(cp->addr.type) || | |
4899 | conn->tx_power == HCI_TX_POWER_INVALID) { | |
4900 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4901 | req_txp_cp.type = 0x00; | |
4902 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4903 | sizeof(req_txp_cp), &req_txp_cp); | |
4904 | } | |
dd983808 | 4905 | |
eed5daf3 AK |
4906 | /* Max TX power needs to be read only once per connection */ |
4907 | if (conn->max_tx_power == HCI_TX_POWER_INVALID) { | |
4908 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4909 | req_txp_cp.type = 0x01; | |
4910 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4911 | sizeof(req_txp_cp), &req_txp_cp); | |
4912 | } | |
4913 | ||
dd983808 AK |
4914 | err = hci_req_run(&req, conn_info_refresh_complete); |
4915 | if (err < 0) | |
4916 | goto unlock; | |
4917 | ||
4918 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, | |
4919 | data, len); | |
4920 | if (!cmd) { | |
4921 | err = -ENOMEM; | |
4922 | goto unlock; | |
4923 | } | |
4924 | ||
4925 | hci_conn_hold(conn); | |
f8aaf9b6 | 4926 | cmd->user_data = hci_conn_get(conn); |
9981bdb0 | 4927 | cmd->cmd_complete = conn_info_cmd_complete; |
dd983808 AK |
4928 | |
4929 | conn->conn_info_timestamp = jiffies; | |
4930 | } else { | |
4931 | /* Cache is valid, just reply with values cached in hci_conn */ | |
4932 | rp.rssi = conn->rssi; | |
4933 | rp.tx_power = conn->tx_power; | |
eed5daf3 | 4934 | rp.max_tx_power = conn->max_tx_power; |
dd983808 | 4935 | |
2a1afb5a JH |
4936 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, |
4937 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
dd983808 AK |
4938 | } |
4939 | ||
4940 | unlock: | |
4941 | hci_dev_unlock(hdev); | |
4942 | return err; | |
4943 | } | |
4944 | ||
3b0602cd | 4945 | static int clock_info_cmd_complete(struct mgmt_pending_cmd *cmd, u8 status) |
95868426 | 4946 | { |
69487371 | 4947 | struct hci_conn *conn = cmd->user_data; |
95868426 | 4948 | struct mgmt_rp_get_clock_info rp; |
69487371 | 4949 | struct hci_dev *hdev; |
9df74653 | 4950 | int err; |
69487371 JH |
4951 | |
4952 | memset(&rp, 0, sizeof(rp)); | |
4bfa02f2 | 4953 | memcpy(&rp.addr, cmd->param, sizeof(rp.addr)); |
69487371 JH |
4954 | |
4955 | if (status) | |
4956 | goto complete; | |
4957 | ||
4958 | hdev = hci_dev_get(cmd->index); | |
4959 | if (hdev) { | |
4960 | rp.local_clock = cpu_to_le32(hdev->clock); | |
4961 | hci_dev_put(hdev); | |
4962 | } | |
4963 | ||
4964 | if (conn) { | |
4965 | rp.piconet_clock = cpu_to_le32(conn->clock); | |
4966 | rp.accuracy = cpu_to_le16(conn->clock_accuracy); | |
4967 | } | |
4968 | ||
4969 | complete: | |
2a1afb5a JH |
4970 | err = mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, status, &rp, |
4971 | sizeof(rp)); | |
69487371 JH |
4972 | |
4973 | if (conn) { | |
4974 | hci_conn_drop(conn); | |
4975 | hci_conn_put(conn); | |
4976 | } | |
9df74653 JH |
4977 | |
4978 | return err; | |
69487371 JH |
4979 | } |
4980 | ||
1904a853 | 4981 | static void get_clock_info_complete(struct hci_dev *hdev, u8 status, u16 opcode) |
69487371 | 4982 | { |
95868426 | 4983 | struct hci_cp_read_clock *hci_cp; |
3b0602cd | 4984 | struct mgmt_pending_cmd *cmd; |
95868426 JH |
4985 | struct hci_conn *conn; |
4986 | ||
4987 | BT_DBG("%s status %u", hdev->name, status); | |
4988 | ||
4989 | hci_dev_lock(hdev); | |
4990 | ||
4991 | hci_cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK); | |
4992 | if (!hci_cp) | |
4993 | goto unlock; | |
4994 | ||
4995 | if (hci_cp->which) { | |
4996 | u16 handle = __le16_to_cpu(hci_cp->handle); | |
4997 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
4998 | } else { | |
4999 | conn = NULL; | |
5000 | } | |
5001 | ||
333ae95d | 5002 | cmd = pending_find_data(MGMT_OP_GET_CLOCK_INFO, hdev, conn); |
95868426 JH |
5003 | if (!cmd) |
5004 | goto unlock; | |
5005 | ||
69487371 | 5006 | cmd->cmd_complete(cmd, mgmt_status(status)); |
95868426 | 5007 | mgmt_pending_remove(cmd); |
95868426 JH |
5008 | |
5009 | unlock: | |
5010 | hci_dev_unlock(hdev); | |
5011 | } | |
5012 | ||
5013 | static int get_clock_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
5014 | u16 len) | |
5015 | { | |
5016 | struct mgmt_cp_get_clock_info *cp = data; | |
5017 | struct mgmt_rp_get_clock_info rp; | |
5018 | struct hci_cp_read_clock hci_cp; | |
3b0602cd | 5019 | struct mgmt_pending_cmd *cmd; |
95868426 JH |
5020 | struct hci_request req; |
5021 | struct hci_conn *conn; | |
5022 | int err; | |
5023 | ||
5024 | BT_DBG("%s", hdev->name); | |
5025 | ||
5026 | memset(&rp, 0, sizeof(rp)); | |
5027 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
5028 | rp.addr.type = cp->addr.type; | |
5029 | ||
5030 | if (cp->addr.type != BDADDR_BREDR) | |
2a1afb5a JH |
5031 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, |
5032 | MGMT_STATUS_INVALID_PARAMS, | |
5033 | &rp, sizeof(rp)); | |
95868426 JH |
5034 | |
5035 | hci_dev_lock(hdev); | |
5036 | ||
5037 | if (!hdev_is_powered(hdev)) { | |
2a1afb5a JH |
5038 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, |
5039 | MGMT_STATUS_NOT_POWERED, &rp, | |
5040 | sizeof(rp)); | |
95868426 JH |
5041 | goto unlock; |
5042 | } | |
5043 | ||
5044 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
5045 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
5046 | &cp->addr.bdaddr); | |
5047 | if (!conn || conn->state != BT_CONNECTED) { | |
2a1afb5a JH |
5048 | err = mgmt_cmd_complete(sk, hdev->id, |
5049 | MGMT_OP_GET_CLOCK_INFO, | |
5050 | MGMT_STATUS_NOT_CONNECTED, | |
5051 | &rp, sizeof(rp)); | |
95868426 JH |
5052 | goto unlock; |
5053 | } | |
5054 | } else { | |
5055 | conn = NULL; | |
5056 | } | |
5057 | ||
5058 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CLOCK_INFO, hdev, data, len); | |
5059 | if (!cmd) { | |
5060 | err = -ENOMEM; | |
5061 | goto unlock; | |
5062 | } | |
5063 | ||
69487371 JH |
5064 | cmd->cmd_complete = clock_info_cmd_complete; |
5065 | ||
95868426 JH |
5066 | hci_req_init(&req, hdev); |
5067 | ||
5068 | memset(&hci_cp, 0, sizeof(hci_cp)); | |
5069 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
5070 | ||
5071 | if (conn) { | |
5072 | hci_conn_hold(conn); | |
f8aaf9b6 | 5073 | cmd->user_data = hci_conn_get(conn); |
95868426 JH |
5074 | |
5075 | hci_cp.handle = cpu_to_le16(conn->handle); | |
5076 | hci_cp.which = 0x01; /* Piconet clock */ | |
5077 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
5078 | } | |
5079 | ||
5080 | err = hci_req_run(&req, get_clock_info_complete); | |
5081 | if (err < 0) | |
5082 | mgmt_pending_remove(cmd); | |
5083 | ||
5084 | unlock: | |
5085 | hci_dev_unlock(hdev); | |
5086 | return err; | |
5087 | } | |
5088 | ||
5a154e6f JH |
5089 | static bool is_connected(struct hci_dev *hdev, bdaddr_t *addr, u8 type) |
5090 | { | |
5091 | struct hci_conn *conn; | |
5092 | ||
5093 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, addr); | |
5094 | if (!conn) | |
5095 | return false; | |
5096 | ||
5097 | if (conn->dst_type != type) | |
5098 | return false; | |
5099 | ||
5100 | if (conn->state != BT_CONNECTED) | |
5101 | return false; | |
5102 | ||
5103 | return true; | |
5104 | } | |
5105 | ||
5106 | /* This function requires the caller holds hdev->lock */ | |
51d7a94d | 5107 | static int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, |
5a154e6f JH |
5108 | u8 addr_type, u8 auto_connect) |
5109 | { | |
5a154e6f JH |
5110 | struct hci_conn_params *params; |
5111 | ||
5112 | params = hci_conn_params_add(hdev, addr, addr_type); | |
5113 | if (!params) | |
5114 | return -EIO; | |
5115 | ||
5116 | if (params->auto_connect == auto_connect) | |
5117 | return 0; | |
5118 | ||
5119 | list_del_init(¶ms->action); | |
5120 | ||
5121 | switch (auto_connect) { | |
5122 | case HCI_AUTO_CONN_DISABLED: | |
5123 | case HCI_AUTO_CONN_LINK_LOSS: | |
28a667c9 JP |
5124 | /* If auto connect is being disabled when we're trying to |
5125 | * connect to device, keep connecting. | |
5126 | */ | |
5127 | if (params->explicit_connect) | |
5128 | list_add(¶ms->action, &hdev->pend_le_conns); | |
5a154e6f JH |
5129 | break; |
5130 | case HCI_AUTO_CONN_REPORT: | |
49c50922 JH |
5131 | if (params->explicit_connect) |
5132 | list_add(¶ms->action, &hdev->pend_le_conns); | |
5133 | else | |
5134 | list_add(¶ms->action, &hdev->pend_le_reports); | |
5a154e6f JH |
5135 | break; |
5136 | case HCI_AUTO_CONN_DIRECT: | |
5137 | case HCI_AUTO_CONN_ALWAYS: | |
51d7a94d | 5138 | if (!is_connected(hdev, addr, addr_type)) |
5a154e6f | 5139 | list_add(¶ms->action, &hdev->pend_le_conns); |
5a154e6f JH |
5140 | break; |
5141 | } | |
5142 | ||
5143 | params->auto_connect = auto_connect; | |
5144 | ||
5145 | BT_DBG("addr %pMR (type %u) auto_connect %u", addr, addr_type, | |
5146 | auto_connect); | |
5147 | ||
5148 | return 0; | |
5149 | } | |
5150 | ||
8afef092 MH |
5151 | static void device_added(struct sock *sk, struct hci_dev *hdev, |
5152 | bdaddr_t *bdaddr, u8 type, u8 action) | |
5153 | { | |
5154 | struct mgmt_ev_device_added ev; | |
5155 | ||
5156 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5157 | ev.addr.type = type; | |
5158 | ev.action = action; | |
5159 | ||
5160 | mgmt_event(MGMT_EV_DEVICE_ADDED, hdev, &ev, sizeof(ev), sk); | |
5161 | } | |
5162 | ||
2faade53 MH |
5163 | static int add_device(struct sock *sk, struct hci_dev *hdev, |
5164 | void *data, u16 len) | |
5165 | { | |
5166 | struct mgmt_cp_add_device *cp = data; | |
5167 | u8 auto_conn, addr_type; | |
5168 | int err; | |
5169 | ||
5170 | BT_DBG("%s", hdev->name); | |
5171 | ||
6659358e | 5172 | if (!bdaddr_type_is_valid(cp->addr.type) || |
2faade53 | 5173 | !bacmp(&cp->addr.bdaddr, BDADDR_ANY)) |
2a1afb5a JH |
5174 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5175 | MGMT_STATUS_INVALID_PARAMS, | |
5176 | &cp->addr, sizeof(cp->addr)); | |
2faade53 | 5177 | |
4b9e7e75 | 5178 | if (cp->action != 0x00 && cp->action != 0x01 && cp->action != 0x02) |
2a1afb5a JH |
5179 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5180 | MGMT_STATUS_INVALID_PARAMS, | |
5181 | &cp->addr, sizeof(cp->addr)); | |
2faade53 MH |
5182 | |
5183 | hci_dev_lock(hdev); | |
5184 | ||
6659358e | 5185 | if (cp->addr.type == BDADDR_BREDR) { |
4b9e7e75 | 5186 | /* Only incoming connections action is supported for now */ |
6659358e | 5187 | if (cp->action != 0x01) { |
51d7a94d JH |
5188 | err = mgmt_cmd_complete(sk, hdev->id, |
5189 | MGMT_OP_ADD_DEVICE, | |
5190 | MGMT_STATUS_INVALID_PARAMS, | |
5191 | &cp->addr, sizeof(cp->addr)); | |
6659358e JH |
5192 | goto unlock; |
5193 | } | |
5194 | ||
5195 | err = hci_bdaddr_list_add(&hdev->whitelist, &cp->addr.bdaddr, | |
5196 | cp->addr.type); | |
5197 | if (err) | |
5198 | goto unlock; | |
a397407f | 5199 | |
01b1cb87 | 5200 | hci_req_update_scan(hdev); |
a397407f | 5201 | |
6659358e JH |
5202 | goto added; |
5203 | } | |
5204 | ||
85813a7e | 5205 | addr_type = le_addr_type(cp->addr.type); |
2faade53 | 5206 | |
4b9e7e75 | 5207 | if (cp->action == 0x02) |
2faade53 | 5208 | auto_conn = HCI_AUTO_CONN_ALWAYS; |
4b9e7e75 MH |
5209 | else if (cp->action == 0x01) |
5210 | auto_conn = HCI_AUTO_CONN_DIRECT; | |
2faade53 | 5211 | else |
a3451d27 | 5212 | auto_conn = HCI_AUTO_CONN_REPORT; |
2faade53 | 5213 | |
9a0a8a8e JP |
5214 | /* Kernel internally uses conn_params with resolvable private |
5215 | * address, but Add Device allows only identity addresses. | |
5216 | * Make sure it is enforced before calling | |
5217 | * hci_conn_params_lookup. | |
5218 | */ | |
5219 | if (!hci_is_identity_address(&cp->addr.bdaddr, addr_type)) { | |
51d7a94d JH |
5220 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5221 | MGMT_STATUS_INVALID_PARAMS, | |
5222 | &cp->addr, sizeof(cp->addr)); | |
9a0a8a8e JP |
5223 | goto unlock; |
5224 | } | |
5225 | ||
bf5b3c8b MH |
5226 | /* If the connection parameters don't exist for this device, |
5227 | * they will be created and configured with defaults. | |
5228 | */ | |
51d7a94d | 5229 | if (hci_conn_params_set(hdev, &cp->addr.bdaddr, addr_type, |
d06b50ce | 5230 | auto_conn) < 0) { |
51d7a94d JH |
5231 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5232 | MGMT_STATUS_FAILED, &cp->addr, | |
5233 | sizeof(cp->addr)); | |
2faade53 MH |
5234 | goto unlock; |
5235 | } | |
5236 | ||
51d7a94d JH |
5237 | hci_update_background_scan(hdev); |
5238 | ||
6659358e | 5239 | added: |
8afef092 MH |
5240 | device_added(sk, hdev, &cp->addr.bdaddr, cp->addr.type, cp->action); |
5241 | ||
51d7a94d JH |
5242 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_DEVICE, |
5243 | MGMT_STATUS_SUCCESS, &cp->addr, | |
5244 | sizeof(cp->addr)); | |
2faade53 MH |
5245 | |
5246 | unlock: | |
5247 | hci_dev_unlock(hdev); | |
5248 | return err; | |
5249 | } | |
5250 | ||
8afef092 MH |
5251 | static void device_removed(struct sock *sk, struct hci_dev *hdev, |
5252 | bdaddr_t *bdaddr, u8 type) | |
5253 | { | |
5254 | struct mgmt_ev_device_removed ev; | |
5255 | ||
5256 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5257 | ev.addr.type = type; | |
5258 | ||
5259 | mgmt_event(MGMT_EV_DEVICE_REMOVED, hdev, &ev, sizeof(ev), sk); | |
5260 | } | |
5261 | ||
2faade53 MH |
5262 | static int remove_device(struct sock *sk, struct hci_dev *hdev, |
5263 | void *data, u16 len) | |
5264 | { | |
5265 | struct mgmt_cp_remove_device *cp = data; | |
5266 | int err; | |
5267 | ||
5268 | BT_DBG("%s", hdev->name); | |
5269 | ||
5270 | hci_dev_lock(hdev); | |
5271 | ||
5272 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
c71593dd | 5273 | struct hci_conn_params *params; |
2faade53 MH |
5274 | u8 addr_type; |
5275 | ||
6659358e | 5276 | if (!bdaddr_type_is_valid(cp->addr.type)) { |
51d7a94d JH |
5277 | err = mgmt_cmd_complete(sk, hdev->id, |
5278 | MGMT_OP_REMOVE_DEVICE, | |
5279 | MGMT_STATUS_INVALID_PARAMS, | |
5280 | &cp->addr, sizeof(cp->addr)); | |
2faade53 MH |
5281 | goto unlock; |
5282 | } | |
5283 | ||
6659358e JH |
5284 | if (cp->addr.type == BDADDR_BREDR) { |
5285 | err = hci_bdaddr_list_del(&hdev->whitelist, | |
5286 | &cp->addr.bdaddr, | |
5287 | cp->addr.type); | |
5288 | if (err) { | |
51d7a94d JH |
5289 | err = mgmt_cmd_complete(sk, hdev->id, |
5290 | MGMT_OP_REMOVE_DEVICE, | |
5291 | MGMT_STATUS_INVALID_PARAMS, | |
5292 | &cp->addr, | |
5293 | sizeof(cp->addr)); | |
6659358e JH |
5294 | goto unlock; |
5295 | } | |
5296 | ||
01b1cb87 | 5297 | hci_req_update_scan(hdev); |
a397407f | 5298 | |
6659358e JH |
5299 | device_removed(sk, hdev, &cp->addr.bdaddr, |
5300 | cp->addr.type); | |
5301 | goto complete; | |
5302 | } | |
5303 | ||
85813a7e | 5304 | addr_type = le_addr_type(cp->addr.type); |
2faade53 | 5305 | |
9a0a8a8e JP |
5306 | /* Kernel internally uses conn_params with resolvable private |
5307 | * address, but Remove Device allows only identity addresses. | |
5308 | * Make sure it is enforced before calling | |
5309 | * hci_conn_params_lookup. | |
5310 | */ | |
5311 | if (!hci_is_identity_address(&cp->addr.bdaddr, addr_type)) { | |
51d7a94d JH |
5312 | err = mgmt_cmd_complete(sk, hdev->id, |
5313 | MGMT_OP_REMOVE_DEVICE, | |
5314 | MGMT_STATUS_INVALID_PARAMS, | |
5315 | &cp->addr, sizeof(cp->addr)); | |
9a0a8a8e JP |
5316 | goto unlock; |
5317 | } | |
5318 | ||
c71593dd JH |
5319 | params = hci_conn_params_lookup(hdev, &cp->addr.bdaddr, |
5320 | addr_type); | |
5321 | if (!params) { | |
51d7a94d JH |
5322 | err = mgmt_cmd_complete(sk, hdev->id, |
5323 | MGMT_OP_REMOVE_DEVICE, | |
5324 | MGMT_STATUS_INVALID_PARAMS, | |
5325 | &cp->addr, sizeof(cp->addr)); | |
c71593dd JH |
5326 | goto unlock; |
5327 | } | |
5328 | ||
679d2b6f JH |
5329 | if (params->auto_connect == HCI_AUTO_CONN_DISABLED || |
5330 | params->auto_connect == HCI_AUTO_CONN_EXPLICIT) { | |
51d7a94d JH |
5331 | err = mgmt_cmd_complete(sk, hdev->id, |
5332 | MGMT_OP_REMOVE_DEVICE, | |
5333 | MGMT_STATUS_INVALID_PARAMS, | |
5334 | &cp->addr, sizeof(cp->addr)); | |
c71593dd JH |
5335 | goto unlock; |
5336 | } | |
5337 | ||
d1dbf12e | 5338 | list_del(¶ms->action); |
c71593dd JH |
5339 | list_del(¶ms->list); |
5340 | kfree(params); | |
51d7a94d | 5341 | hci_update_background_scan(hdev); |
8afef092 MH |
5342 | |
5343 | device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type); | |
2faade53 | 5344 | } else { |
19de0825 | 5345 | struct hci_conn_params *p, *tmp; |
6659358e | 5346 | struct bdaddr_list *b, *btmp; |
19de0825 | 5347 | |
2faade53 | 5348 | if (cp->addr.type) { |
51d7a94d JH |
5349 | err = mgmt_cmd_complete(sk, hdev->id, |
5350 | MGMT_OP_REMOVE_DEVICE, | |
5351 | MGMT_STATUS_INVALID_PARAMS, | |
5352 | &cp->addr, sizeof(cp->addr)); | |
2faade53 MH |
5353 | goto unlock; |
5354 | } | |
5355 | ||
6659358e JH |
5356 | list_for_each_entry_safe(b, btmp, &hdev->whitelist, list) { |
5357 | device_removed(sk, hdev, &b->bdaddr, b->bdaddr_type); | |
5358 | list_del(&b->list); | |
5359 | kfree(b); | |
5360 | } | |
5361 | ||
01b1cb87 | 5362 | hci_req_update_scan(hdev); |
a397407f | 5363 | |
19de0825 JH |
5364 | list_for_each_entry_safe(p, tmp, &hdev->le_conn_params, list) { |
5365 | if (p->auto_connect == HCI_AUTO_CONN_DISABLED) | |
5366 | continue; | |
5367 | device_removed(sk, hdev, &p->addr, p->addr_type); | |
679d2b6f JH |
5368 | if (p->explicit_connect) { |
5369 | p->auto_connect = HCI_AUTO_CONN_EXPLICIT; | |
5370 | continue; | |
5371 | } | |
19de0825 JH |
5372 | list_del(&p->action); |
5373 | list_del(&p->list); | |
5374 | kfree(p); | |
5375 | } | |
5376 | ||
5377 | BT_DBG("All LE connection parameters were removed"); | |
5378 | ||
51d7a94d | 5379 | hci_update_background_scan(hdev); |
2faade53 MH |
5380 | } |
5381 | ||
6659358e | 5382 | complete: |
51d7a94d JH |
5383 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_DEVICE, |
5384 | MGMT_STATUS_SUCCESS, &cp->addr, | |
5385 | sizeof(cp->addr)); | |
2faade53 MH |
5386 | unlock: |
5387 | hci_dev_unlock(hdev); | |
5388 | return err; | |
5389 | } | |
5390 | ||
a26f3dcf JH |
5391 | static int load_conn_param(struct sock *sk, struct hci_dev *hdev, void *data, |
5392 | u16 len) | |
5393 | { | |
5394 | struct mgmt_cp_load_conn_param *cp = data; | |
ba1d6936 JH |
5395 | const u16 max_param_count = ((U16_MAX - sizeof(*cp)) / |
5396 | sizeof(struct mgmt_conn_param)); | |
a26f3dcf JH |
5397 | u16 param_count, expected_len; |
5398 | int i; | |
5399 | ||
5400 | if (!lmp_le_capable(hdev)) | |
a69e8375 JH |
5401 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
5402 | MGMT_STATUS_NOT_SUPPORTED); | |
a26f3dcf JH |
5403 | |
5404 | param_count = __le16_to_cpu(cp->param_count); | |
ba1d6936 JH |
5405 | if (param_count > max_param_count) { |
5406 | BT_ERR("load_conn_param: too big param_count value %u", | |
5407 | param_count); | |
a69e8375 JH |
5408 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
5409 | MGMT_STATUS_INVALID_PARAMS); | |
ba1d6936 | 5410 | } |
a26f3dcf JH |
5411 | |
5412 | expected_len = sizeof(*cp) + param_count * | |
5413 | sizeof(struct mgmt_conn_param); | |
5414 | if (expected_len != len) { | |
5415 | BT_ERR("load_conn_param: expected %u bytes, got %u bytes", | |
5416 | expected_len, len); | |
a69e8375 JH |
5417 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, |
5418 | MGMT_STATUS_INVALID_PARAMS); | |
a26f3dcf JH |
5419 | } |
5420 | ||
5421 | BT_DBG("%s param_count %u", hdev->name, param_count); | |
5422 | ||
5423 | hci_dev_lock(hdev); | |
5424 | ||
5425 | hci_conn_params_clear_disabled(hdev); | |
5426 | ||
5427 | for (i = 0; i < param_count; i++) { | |
5428 | struct mgmt_conn_param *param = &cp->params[i]; | |
5429 | struct hci_conn_params *hci_param; | |
5430 | u16 min, max, latency, timeout; | |
5431 | u8 addr_type; | |
5432 | ||
5433 | BT_DBG("Adding %pMR (type %u)", ¶m->addr.bdaddr, | |
5434 | param->addr.type); | |
5435 | ||
5436 | if (param->addr.type == BDADDR_LE_PUBLIC) { | |
5437 | addr_type = ADDR_LE_DEV_PUBLIC; | |
5438 | } else if (param->addr.type == BDADDR_LE_RANDOM) { | |
5439 | addr_type = ADDR_LE_DEV_RANDOM; | |
5440 | } else { | |
5441 | BT_ERR("Ignoring invalid connection parameters"); | |
5442 | continue; | |
5443 | } | |
5444 | ||
5445 | min = le16_to_cpu(param->min_interval); | |
5446 | max = le16_to_cpu(param->max_interval); | |
5447 | latency = le16_to_cpu(param->latency); | |
5448 | timeout = le16_to_cpu(param->timeout); | |
5449 | ||
5450 | BT_DBG("min 0x%04x max 0x%04x latency 0x%04x timeout 0x%04x", | |
5451 | min, max, latency, timeout); | |
5452 | ||
5453 | if (hci_check_conn_params(min, max, latency, timeout) < 0) { | |
5454 | BT_ERR("Ignoring invalid connection parameters"); | |
5455 | continue; | |
5456 | } | |
5457 | ||
5458 | hci_param = hci_conn_params_add(hdev, ¶m->addr.bdaddr, | |
5459 | addr_type); | |
5460 | if (!hci_param) { | |
5461 | BT_ERR("Failed to add connection parameters"); | |
5462 | continue; | |
5463 | } | |
5464 | ||
5465 | hci_param->conn_min_interval = min; | |
5466 | hci_param->conn_max_interval = max; | |
5467 | hci_param->conn_latency = latency; | |
5468 | hci_param->supervision_timeout = timeout; | |
5469 | } | |
5470 | ||
5471 | hci_dev_unlock(hdev); | |
5472 | ||
2a1afb5a JH |
5473 | return mgmt_cmd_complete(sk, hdev->id, MGMT_OP_LOAD_CONN_PARAM, 0, |
5474 | NULL, 0); | |
a26f3dcf JH |
5475 | } |
5476 | ||
dbece37a MH |
5477 | static int set_external_config(struct sock *sk, struct hci_dev *hdev, |
5478 | void *data, u16 len) | |
5479 | { | |
5480 | struct mgmt_cp_set_external_config *cp = data; | |
5481 | bool changed; | |
5482 | int err; | |
5483 | ||
5484 | BT_DBG("%s", hdev->name); | |
5485 | ||
5486 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
5487 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
5488 | MGMT_STATUS_REJECTED); | |
dbece37a MH |
5489 | |
5490 | if (cp->config != 0x00 && cp->config != 0x01) | |
a69e8375 JH |
5491 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
5492 | MGMT_STATUS_INVALID_PARAMS); | |
dbece37a MH |
5493 | |
5494 | if (!test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks)) | |
a69e8375 JH |
5495 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_EXTERNAL_CONFIG, |
5496 | MGMT_STATUS_NOT_SUPPORTED); | |
dbece37a MH |
5497 | |
5498 | hci_dev_lock(hdev); | |
5499 | ||
5500 | if (cp->config) | |
238be788 | 5501 | changed = !hci_dev_test_and_set_flag(hdev, HCI_EXT_CONFIGURED); |
dbece37a | 5502 | else |
a69d8927 | 5503 | changed = hci_dev_test_and_clear_flag(hdev, HCI_EXT_CONFIGURED); |
dbece37a MH |
5504 | |
5505 | err = send_options_rsp(sk, MGMT_OP_SET_EXTERNAL_CONFIG, hdev); | |
5506 | if (err < 0) | |
5507 | goto unlock; | |
5508 | ||
5509 | if (!changed) | |
5510 | goto unlock; | |
5511 | ||
f4537c04 MH |
5512 | err = new_options(hdev, sk); |
5513 | ||
d7a5a11d | 5514 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED) == is_configured(hdev)) { |
dbece37a | 5515 | mgmt_index_removed(hdev); |
d603b76b | 5516 | |
516018a9 | 5517 | if (hci_dev_test_and_change_flag(hdev, HCI_UNCONFIGURED)) { |
a1536da2 MH |
5518 | hci_dev_set_flag(hdev, HCI_CONFIG); |
5519 | hci_dev_set_flag(hdev, HCI_AUTO_OFF); | |
d603b76b MH |
5520 | |
5521 | queue_work(hdev->req_workqueue, &hdev->power_on); | |
5522 | } else { | |
5ea234d3 | 5523 | set_bit(HCI_RAW, &hdev->flags); |
d603b76b MH |
5524 | mgmt_index_added(hdev); |
5525 | } | |
dbece37a MH |
5526 | } |
5527 | ||
5528 | unlock: | |
5529 | hci_dev_unlock(hdev); | |
5530 | return err; | |
5531 | } | |
5532 | ||
9713c17b MH |
5533 | static int set_public_address(struct sock *sk, struct hci_dev *hdev, |
5534 | void *data, u16 len) | |
5535 | { | |
5536 | struct mgmt_cp_set_public_address *cp = data; | |
5537 | bool changed; | |
5538 | int err; | |
5539 | ||
5540 | BT_DBG("%s", hdev->name); | |
5541 | ||
5542 | if (hdev_is_powered(hdev)) | |
a69e8375 JH |
5543 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
5544 | MGMT_STATUS_REJECTED); | |
9713c17b MH |
5545 | |
5546 | if (!bacmp(&cp->bdaddr, BDADDR_ANY)) | |
a69e8375 JH |
5547 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
5548 | MGMT_STATUS_INVALID_PARAMS); | |
9713c17b MH |
5549 | |
5550 | if (!hdev->set_bdaddr) | |
a69e8375 JH |
5551 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_PUBLIC_ADDRESS, |
5552 | MGMT_STATUS_NOT_SUPPORTED); | |
9713c17b MH |
5553 | |
5554 | hci_dev_lock(hdev); | |
5555 | ||
5556 | changed = !!bacmp(&hdev->public_addr, &cp->bdaddr); | |
5557 | bacpy(&hdev->public_addr, &cp->bdaddr); | |
5558 | ||
5559 | err = send_options_rsp(sk, MGMT_OP_SET_PUBLIC_ADDRESS, hdev); | |
5560 | if (err < 0) | |
5561 | goto unlock; | |
5562 | ||
5563 | if (!changed) | |
5564 | goto unlock; | |
5565 | ||
d7a5a11d | 5566 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) |
9713c17b MH |
5567 | err = new_options(hdev, sk); |
5568 | ||
5569 | if (is_configured(hdev)) { | |
5570 | mgmt_index_removed(hdev); | |
5571 | ||
a358dc11 | 5572 | hci_dev_clear_flag(hdev, HCI_UNCONFIGURED); |
9713c17b | 5573 | |
a1536da2 MH |
5574 | hci_dev_set_flag(hdev, HCI_CONFIG); |
5575 | hci_dev_set_flag(hdev, HCI_AUTO_OFF); | |
9713c17b MH |
5576 | |
5577 | queue_work(hdev->req_workqueue, &hdev->power_on); | |
5578 | } | |
5579 | ||
5580 | unlock: | |
5581 | hci_dev_unlock(hdev); | |
5582 | return err; | |
5583 | } | |
5584 | ||
40f66c05 JH |
5585 | static void read_local_oob_ext_data_complete(struct hci_dev *hdev, u8 status, |
5586 | u16 opcode, struct sk_buff *skb) | |
5587 | { | |
5588 | const struct mgmt_cp_read_local_oob_ext_data *mgmt_cp; | |
5589 | struct mgmt_rp_read_local_oob_ext_data *mgmt_rp; | |
5590 | u8 *h192, *r192, *h256, *r256; | |
5591 | struct mgmt_pending_cmd *cmd; | |
5592 | u16 eir_len; | |
5593 | int err; | |
5594 | ||
5595 | BT_DBG("%s status %u", hdev->name, status); | |
5596 | ||
5597 | cmd = pending_find(MGMT_OP_READ_LOCAL_OOB_EXT_DATA, hdev); | |
5598 | if (!cmd) | |
5599 | return; | |
5600 | ||
5601 | mgmt_cp = cmd->param; | |
5602 | ||
5603 | if (status) { | |
5604 | status = mgmt_status(status); | |
5605 | eir_len = 0; | |
5606 | ||
5607 | h192 = NULL; | |
5608 | r192 = NULL; | |
5609 | h256 = NULL; | |
5610 | r256 = NULL; | |
5611 | } else if (opcode == HCI_OP_READ_LOCAL_OOB_DATA) { | |
5612 | struct hci_rp_read_local_oob_data *rp; | |
5613 | ||
5614 | if (skb->len != sizeof(*rp)) { | |
5615 | status = MGMT_STATUS_FAILED; | |
5616 | eir_len = 0; | |
5617 | } else { | |
5618 | status = MGMT_STATUS_SUCCESS; | |
5619 | rp = (void *)skb->data; | |
5620 | ||
5621 | eir_len = 5 + 18 + 18; | |
5622 | h192 = rp->hash; | |
5623 | r192 = rp->rand; | |
5624 | h256 = NULL; | |
5625 | r256 = NULL; | |
5626 | } | |
5627 | } else { | |
5628 | struct hci_rp_read_local_oob_ext_data *rp; | |
5629 | ||
5630 | if (skb->len != sizeof(*rp)) { | |
5631 | status = MGMT_STATUS_FAILED; | |
5632 | eir_len = 0; | |
5633 | } else { | |
5634 | status = MGMT_STATUS_SUCCESS; | |
5635 | rp = (void *)skb->data; | |
5636 | ||
5637 | if (hci_dev_test_flag(hdev, HCI_SC_ONLY)) { | |
5638 | eir_len = 5 + 18 + 18; | |
5639 | h192 = NULL; | |
5640 | r192 = NULL; | |
5641 | } else { | |
5642 | eir_len = 5 + 18 + 18 + 18 + 18; | |
5643 | h192 = rp->hash192; | |
5644 | r192 = rp->rand192; | |
5645 | } | |
5646 | ||
5647 | h256 = rp->hash256; | |
5648 | r256 = rp->rand256; | |
5649 | } | |
5650 | } | |
5651 | ||
5652 | mgmt_rp = kmalloc(sizeof(*mgmt_rp) + eir_len, GFP_KERNEL); | |
5653 | if (!mgmt_rp) | |
5654 | goto done; | |
5655 | ||
5656 | if (status) | |
5657 | goto send_rsp; | |
5658 | ||
5659 | eir_len = eir_append_data(mgmt_rp->eir, 0, EIR_CLASS_OF_DEV, | |
5660 | hdev->dev_class, 3); | |
5661 | ||
5662 | if (h192 && r192) { | |
5663 | eir_len = eir_append_data(mgmt_rp->eir, eir_len, | |
5664 | EIR_SSP_HASH_C192, h192, 16); | |
5665 | eir_len = eir_append_data(mgmt_rp->eir, eir_len, | |
5666 | EIR_SSP_RAND_R192, r192, 16); | |
5667 | } | |
5668 | ||
5669 | if (h256 && r256) { | |
5670 | eir_len = eir_append_data(mgmt_rp->eir, eir_len, | |
5671 | EIR_SSP_HASH_C256, h256, 16); | |
5672 | eir_len = eir_append_data(mgmt_rp->eir, eir_len, | |
5673 | EIR_SSP_RAND_R256, r256, 16); | |
5674 | } | |
5675 | ||
5676 | send_rsp: | |
5677 | mgmt_rp->type = mgmt_cp->type; | |
5678 | mgmt_rp->eir_len = cpu_to_le16(eir_len); | |
5679 | ||
5680 | err = mgmt_cmd_complete(cmd->sk, hdev->id, | |
5681 | MGMT_OP_READ_LOCAL_OOB_EXT_DATA, status, | |
5682 | mgmt_rp, sizeof(*mgmt_rp) + eir_len); | |
5683 | if (err < 0 || status) | |
5684 | goto done; | |
5685 | ||
5686 | hci_sock_set_flag(cmd->sk, HCI_MGMT_OOB_DATA_EVENTS); | |
5687 | ||
5688 | err = mgmt_limited_event(MGMT_EV_LOCAL_OOB_DATA_UPDATED, hdev, | |
5689 | mgmt_rp, sizeof(*mgmt_rp) + eir_len, | |
5690 | HCI_MGMT_OOB_DATA_EVENTS, cmd->sk); | |
5691 | done: | |
5692 | kfree(mgmt_rp); | |
5693 | mgmt_pending_remove(cmd); | |
5694 | } | |
5695 | ||
5696 | static int read_local_ssp_oob_req(struct hci_dev *hdev, struct sock *sk, | |
5697 | struct mgmt_cp_read_local_oob_ext_data *cp) | |
5698 | { | |
5699 | struct mgmt_pending_cmd *cmd; | |
5700 | struct hci_request req; | |
5701 | int err; | |
5702 | ||
5703 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_EXT_DATA, hdev, | |
5704 | cp, sizeof(*cp)); | |
5705 | if (!cmd) | |
5706 | return -ENOMEM; | |
5707 | ||
5708 | hci_req_init(&req, hdev); | |
5709 | ||
5710 | if (bredr_sc_enabled(hdev)) | |
5711 | hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_EXT_DATA, 0, NULL); | |
5712 | else | |
5713 | hci_req_add(&req, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
5714 | ||
5715 | err = hci_req_run_skb(&req, read_local_oob_ext_data_complete); | |
5716 | if (err < 0) { | |
5717 | mgmt_pending_remove(cmd); | |
5718 | return err; | |
5719 | } | |
5720 | ||
5721 | return 0; | |
5722 | } | |
5723 | ||
4f0f155c MH |
5724 | static int read_local_oob_ext_data(struct sock *sk, struct hci_dev *hdev, |
5725 | void *data, u16 data_len) | |
5726 | { | |
5727 | struct mgmt_cp_read_local_oob_ext_data *cp = data; | |
5728 | struct mgmt_rp_read_local_oob_ext_data *rp; | |
5729 | size_t rp_len; | |
5730 | u16 eir_len; | |
0821a2c5 | 5731 | u8 status, flags, role, addr[7], hash[16], rand[16]; |
4f0f155c MH |
5732 | int err; |
5733 | ||
5734 | BT_DBG("%s", hdev->name); | |
5735 | ||
57b0d3e8 MH |
5736 | if (hdev_is_powered(hdev)) { |
5737 | switch (cp->type) { | |
5738 | case BIT(BDADDR_BREDR): | |
5739 | status = mgmt_bredr_support(hdev); | |
5740 | if (status) | |
5741 | eir_len = 0; | |
5742 | else | |
5743 | eir_len = 5; | |
5744 | break; | |
5745 | case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)): | |
5746 | status = mgmt_le_support(hdev); | |
5747 | if (status) | |
5748 | eir_len = 0; | |
5749 | else | |
5750 | eir_len = 9 + 3 + 18 + 18 + 3; | |
5751 | break; | |
5752 | default: | |
5753 | status = MGMT_STATUS_INVALID_PARAMS; | |
5754 | eir_len = 0; | |
5755 | break; | |
5756 | } | |
5757 | } else { | |
5758 | status = MGMT_STATUS_NOT_POWERED; | |
5759 | eir_len = 0; | |
4f0f155c MH |
5760 | } |
5761 | ||
4f0f155c MH |
5762 | rp_len = sizeof(*rp) + eir_len; |
5763 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
efcd8c98 | 5764 | if (!rp) |
4f0f155c | 5765 | return -ENOMEM; |
efcd8c98 | 5766 | |
57b0d3e8 MH |
5767 | if (status) |
5768 | goto complete; | |
5769 | ||
efcd8c98 | 5770 | hci_dev_lock(hdev); |
4f0f155c MH |
5771 | |
5772 | eir_len = 0; | |
5773 | switch (cp->type) { | |
5774 | case BIT(BDADDR_BREDR): | |
40f66c05 JH |
5775 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
5776 | err = read_local_ssp_oob_req(hdev, sk, cp); | |
5777 | hci_dev_unlock(hdev); | |
5778 | if (!err) | |
5779 | goto done; | |
5780 | ||
5781 | status = MGMT_STATUS_FAILED; | |
5782 | goto complete; | |
5783 | } else { | |
5784 | eir_len = eir_append_data(rp->eir, eir_len, | |
5785 | EIR_CLASS_OF_DEV, | |
5786 | hdev->dev_class, 3); | |
5787 | } | |
4f0f155c MH |
5788 | break; |
5789 | case (BIT(BDADDR_LE_PUBLIC) | BIT(BDADDR_LE_RANDOM)): | |
5082a599 MH |
5790 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED) && |
5791 | smp_generate_oob(hdev, hash, rand) < 0) { | |
0821a2c5 | 5792 | hci_dev_unlock(hdev); |
57b0d3e8 MH |
5793 | status = MGMT_STATUS_FAILED; |
5794 | goto complete; | |
0821a2c5 MH |
5795 | } |
5796 | ||
e213568a MH |
5797 | /* This should return the active RPA, but since the RPA |
5798 | * is only programmed on demand, it is really hard to fill | |
5799 | * this in at the moment. For now disallow retrieving | |
5800 | * local out-of-band data when privacy is in use. | |
5801 | * | |
5802 | * Returning the identity address will not help here since | |
5803 | * pairing happens before the identity resolving key is | |
5804 | * known and thus the connection establishment happens | |
5805 | * based on the RPA and not the identity address. | |
5806 | */ | |
4f0f155c | 5807 | if (hci_dev_test_flag(hdev, HCI_PRIVACY)) { |
e213568a MH |
5808 | hci_dev_unlock(hdev); |
5809 | status = MGMT_STATUS_REJECTED; | |
5810 | goto complete; | |
5811 | } | |
5812 | ||
5813 | if (hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) || | |
5814 | !bacmp(&hdev->bdaddr, BDADDR_ANY) || | |
5815 | (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED) && | |
5816 | bacmp(&hdev->static_addr, BDADDR_ANY))) { | |
4f0f155c MH |
5817 | memcpy(addr, &hdev->static_addr, 6); |
5818 | addr[6] = 0x01; | |
5819 | } else { | |
5820 | memcpy(addr, &hdev->bdaddr, 6); | |
5821 | addr[6] = 0x00; | |
5822 | } | |
5823 | ||
5824 | eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_BDADDR, | |
5825 | addr, sizeof(addr)); | |
5826 | ||
5827 | if (hci_dev_test_flag(hdev, HCI_ADVERTISING)) | |
5828 | role = 0x02; | |
5829 | else | |
5830 | role = 0x01; | |
5831 | ||
5832 | eir_len = eir_append_data(rp->eir, eir_len, EIR_LE_ROLE, | |
5833 | &role, sizeof(role)); | |
5834 | ||
5082a599 MH |
5835 | if (hci_dev_test_flag(hdev, HCI_SC_ENABLED)) { |
5836 | eir_len = eir_append_data(rp->eir, eir_len, | |
5837 | EIR_LE_SC_CONFIRM, | |
5838 | hash, sizeof(hash)); | |
0821a2c5 | 5839 | |
5082a599 MH |
5840 | eir_len = eir_append_data(rp->eir, eir_len, |
5841 | EIR_LE_SC_RANDOM, | |
5842 | rand, sizeof(rand)); | |
5843 | } | |
0821a2c5 | 5844 | |
f2252570 | 5845 | flags = mgmt_get_adv_discov_flags(hdev); |
4f0f155c MH |
5846 | |
5847 | if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) | |
5848 | flags |= LE_AD_NO_BREDR; | |
5849 | ||
5850 | eir_len = eir_append_data(rp->eir, eir_len, EIR_FLAGS, | |
5851 | &flags, sizeof(flags)); | |
5852 | break; | |
5853 | } | |
5854 | ||
4f0f155c MH |
5855 | hci_dev_unlock(hdev); |
5856 | ||
72000df2 MH |
5857 | hci_sock_set_flag(sk, HCI_MGMT_OOB_DATA_EVENTS); |
5858 | ||
57b0d3e8 MH |
5859 | status = MGMT_STATUS_SUCCESS; |
5860 | ||
5861 | complete: | |
efcd8c98 MH |
5862 | rp->type = cp->type; |
5863 | rp->eir_len = cpu_to_le16(eir_len); | |
5864 | ||
4f0f155c | 5865 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_EXT_DATA, |
57b0d3e8 MH |
5866 | status, rp, sizeof(*rp) + eir_len); |
5867 | if (err < 0 || status) | |
72000df2 MH |
5868 | goto done; |
5869 | ||
5870 | err = mgmt_limited_event(MGMT_EV_LOCAL_OOB_DATA_UPDATED, hdev, | |
5871 | rp, sizeof(*rp) + eir_len, | |
5872 | HCI_MGMT_OOB_DATA_EVENTS, sk); | |
4f0f155c | 5873 | |
0821a2c5 | 5874 | done: |
4f0f155c MH |
5875 | kfree(rp); |
5876 | ||
5877 | return err; | |
5878 | } | |
5879 | ||
089fa8c0 AU |
5880 | static u32 get_supported_adv_flags(struct hci_dev *hdev) |
5881 | { | |
5882 | u32 flags = 0; | |
5883 | ||
5884 | flags |= MGMT_ADV_FLAG_CONNECTABLE; | |
5885 | flags |= MGMT_ADV_FLAG_DISCOV; | |
5886 | flags |= MGMT_ADV_FLAG_LIMITED_DISCOV; | |
5887 | flags |= MGMT_ADV_FLAG_MANAGED_FLAGS; | |
5888 | ||
5889 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) | |
5890 | flags |= MGMT_ADV_FLAG_TX_POWER; | |
5891 | ||
5892 | return flags; | |
5893 | } | |
5894 | ||
d3d5305b MH |
5895 | static int read_adv_features(struct sock *sk, struct hci_dev *hdev, |
5896 | void *data, u16 data_len) | |
5897 | { | |
5898 | struct mgmt_rp_read_adv_features *rp; | |
5899 | size_t rp_len; | |
02c04afe | 5900 | int err; |
286e0c83 | 5901 | struct adv_info *adv_instance; |
089fa8c0 | 5902 | u32 supported_flags; |
02c04afe | 5903 | u8 *instance; |
d3d5305b MH |
5904 | |
5905 | BT_DBG("%s", hdev->name); | |
5906 | ||
089fa8c0 AU |
5907 | if (!lmp_le_capable(hdev)) |
5908 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_ADV_FEATURES, | |
5909 | MGMT_STATUS_REJECTED); | |
5910 | ||
d3d5305b MH |
5911 | hci_dev_lock(hdev); |
5912 | ||
02c04afe | 5913 | rp_len = sizeof(*rp) + hdev->adv_instance_cnt; |
d3d5305b MH |
5914 | rp = kmalloc(rp_len, GFP_ATOMIC); |
5915 | if (!rp) { | |
5916 | hci_dev_unlock(hdev); | |
5917 | return -ENOMEM; | |
5918 | } | |
5919 | ||
089fa8c0 AU |
5920 | supported_flags = get_supported_adv_flags(hdev); |
5921 | ||
5922 | rp->supported_flags = cpu_to_le32(supported_flags); | |
dc5d82a9 MH |
5923 | rp->max_adv_data_len = HCI_MAX_AD_LENGTH; |
5924 | rp->max_scan_rsp_len = HCI_MAX_AD_LENGTH; | |
d2609b34 | 5925 | rp->max_instances = HCI_MAX_ADV_INSTANCES; |
02c04afe | 5926 | rp->num_instances = hdev->adv_instance_cnt; |
24b4f38f | 5927 | |
02c04afe JH |
5928 | instance = rp->instance; |
5929 | list_for_each_entry(adv_instance, &hdev->adv_instances, list) { | |
5930 | *instance = adv_instance->instance; | |
5931 | instance++; | |
24b4f38f | 5932 | } |
d3d5305b MH |
5933 | |
5934 | hci_dev_unlock(hdev); | |
5935 | ||
5936 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_READ_ADV_FEATURES, | |
5937 | MGMT_STATUS_SUCCESS, rp, rp_len); | |
5938 | ||
5939 | kfree(rp); | |
5940 | ||
5941 | return err; | |
5942 | } | |
5943 | ||
4117ed70 | 5944 | static bool tlv_data_is_valid(struct hci_dev *hdev, u32 adv_flags, u8 *data, |
b44133ff | 5945 | u8 len, bool is_adv_data) |
24b4f38f | 5946 | { |
4117ed70 | 5947 | u8 max_len = HCI_MAX_AD_LENGTH; |
24b4f38f | 5948 | int i, cur_len; |
b44133ff | 5949 | bool flags_managed = false; |
5507e358 | 5950 | bool tx_power_managed = false; |
24b4f38f | 5951 | |
31a3248d MH |
5952 | if (is_adv_data) { |
5953 | if (adv_flags & (MGMT_ADV_FLAG_DISCOV | | |
5954 | MGMT_ADV_FLAG_LIMITED_DISCOV | | |
5955 | MGMT_ADV_FLAG_MANAGED_FLAGS)) { | |
5956 | flags_managed = true; | |
5957 | max_len -= 3; | |
5958 | } | |
24b4f38f | 5959 | |
31a3248d MH |
5960 | if (adv_flags & MGMT_ADV_FLAG_TX_POWER) { |
5961 | tx_power_managed = true; | |
5962 | max_len -= 3; | |
5963 | } | |
5507e358 AU |
5964 | } |
5965 | ||
4117ed70 | 5966 | if (len > max_len) |
24b4f38f AU |
5967 | return false; |
5968 | ||
4117ed70 AU |
5969 | /* Make sure that the data is correctly formatted. */ |
5970 | for (i = 0, cur_len = 0; i < len; i += (cur_len + 1)) { | |
5971 | cur_len = data[i]; | |
24b4f38f | 5972 | |
b44133ff AU |
5973 | if (flags_managed && data[i + 1] == EIR_FLAGS) |
5974 | return false; | |
5975 | ||
5507e358 AU |
5976 | if (tx_power_managed && data[i + 1] == EIR_TX_POWER) |
5977 | return false; | |
5978 | ||
24b4f38f AU |
5979 | /* If the current field length would exceed the total data |
5980 | * length, then it's invalid. | |
5981 | */ | |
4117ed70 | 5982 | if (i + cur_len >= len) |
24b4f38f AU |
5983 | return false; |
5984 | } | |
5985 | ||
5986 | return true; | |
5987 | } | |
5988 | ||
24b4f38f AU |
5989 | static void add_advertising_complete(struct hci_dev *hdev, u8 status, |
5990 | u16 opcode) | |
5991 | { | |
5992 | struct mgmt_pending_cmd *cmd; | |
fffd38bc | 5993 | struct mgmt_cp_add_advertising *cp; |
24b4f38f | 5994 | struct mgmt_rp_add_advertising rp; |
fffd38bc FG |
5995 | struct adv_info *adv_instance, *n; |
5996 | u8 instance; | |
24b4f38f AU |
5997 | |
5998 | BT_DBG("status %d", status); | |
5999 | ||
6000 | hci_dev_lock(hdev); | |
6001 | ||
6002 | cmd = pending_find(MGMT_OP_ADD_ADVERTISING, hdev); | |
6003 | ||
fffd38bc FG |
6004 | list_for_each_entry_safe(adv_instance, n, &hdev->adv_instances, list) { |
6005 | if (!adv_instance->pending) | |
6006 | continue; | |
6007 | ||
6008 | if (!status) { | |
6009 | adv_instance->pending = false; | |
6010 | continue; | |
6011 | } | |
6012 | ||
6013 | instance = adv_instance->instance; | |
6014 | ||
6015 | if (hdev->cur_adv_instance == instance) | |
6016 | cancel_adv_timeout(hdev); | |
6017 | ||
6018 | hci_remove_adv_instance(hdev, instance); | |
f2252570 | 6019 | mgmt_advertising_removed(cmd ? cmd->sk : NULL, hdev, instance); |
24b4f38f AU |
6020 | } |
6021 | ||
6022 | if (!cmd) | |
6023 | goto unlock; | |
6024 | ||
fffd38bc FG |
6025 | cp = cmd->param; |
6026 | rp.instance = cp->instance; | |
24b4f38f AU |
6027 | |
6028 | if (status) | |
6029 | mgmt_cmd_status(cmd->sk, cmd->index, cmd->opcode, | |
6030 | mgmt_status(status)); | |
6031 | else | |
6032 | mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, | |
6033 | mgmt_status(status), &rp, sizeof(rp)); | |
6034 | ||
6035 | mgmt_pending_remove(cmd); | |
6036 | ||
6037 | unlock: | |
6038 | hci_dev_unlock(hdev); | |
6039 | } | |
6040 | ||
6041 | static int add_advertising(struct sock *sk, struct hci_dev *hdev, | |
6042 | void *data, u16 data_len) | |
6043 | { | |
6044 | struct mgmt_cp_add_advertising *cp = data; | |
6045 | struct mgmt_rp_add_advertising rp; | |
6046 | u32 flags; | |
089fa8c0 | 6047 | u32 supported_flags; |
24b4f38f | 6048 | u8 status; |
fffd38bc FG |
6049 | u16 timeout, duration; |
6050 | unsigned int prev_instance_cnt = hdev->adv_instance_cnt; | |
6051 | u8 schedule_instance = 0; | |
6052 | struct adv_info *next_instance; | |
24b4f38f AU |
6053 | int err; |
6054 | struct mgmt_pending_cmd *cmd; | |
6055 | struct hci_request req; | |
6056 | ||
6057 | BT_DBG("%s", hdev->name); | |
6058 | ||
6059 | status = mgmt_le_support(hdev); | |
6060 | if (status) | |
6061 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, | |
6062 | status); | |
6063 | ||
ceff86af | 6064 | if (cp->instance < 1 || cp->instance > HCI_MAX_ADV_INSTANCES) |
6a0e7807 JH |
6065 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, |
6066 | MGMT_STATUS_INVALID_PARAMS); | |
6067 | ||
6068 | if (data_len != sizeof(*cp) + cp->adv_data_len + cp->scan_rsp_len) | |
ceff86af MH |
6069 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, |
6070 | MGMT_STATUS_INVALID_PARAMS); | |
6071 | ||
24b4f38f | 6072 | flags = __le32_to_cpu(cp->flags); |
912098a6 | 6073 | timeout = __le16_to_cpu(cp->timeout); |
fffd38bc | 6074 | duration = __le16_to_cpu(cp->duration); |
24b4f38f | 6075 | |
fffd38bc FG |
6076 | /* The current implementation only supports a subset of the specified |
6077 | * flags. | |
089fa8c0 AU |
6078 | */ |
6079 | supported_flags = get_supported_adv_flags(hdev); | |
fffd38bc | 6080 | if (flags & ~supported_flags) |
24b4f38f AU |
6081 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, |
6082 | MGMT_STATUS_INVALID_PARAMS); | |
6083 | ||
6084 | hci_dev_lock(hdev); | |
6085 | ||
912098a6 AU |
6086 | if (timeout && !hdev_is_powered(hdev)) { |
6087 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, | |
6088 | MGMT_STATUS_REJECTED); | |
6089 | goto unlock; | |
6090 | } | |
6091 | ||
24b4f38f | 6092 | if (pending_find(MGMT_OP_ADD_ADVERTISING, hdev) || |
da929335 | 6093 | pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev) || |
24b4f38f AU |
6094 | pending_find(MGMT_OP_SET_LE, hdev)) { |
6095 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, | |
6096 | MGMT_STATUS_BUSY); | |
6097 | goto unlock; | |
6098 | } | |
6099 | ||
b44133ff | 6100 | if (!tlv_data_is_valid(hdev, flags, cp->data, cp->adv_data_len, true) || |
4117ed70 | 6101 | !tlv_data_is_valid(hdev, flags, cp->data + cp->adv_data_len, |
b44133ff | 6102 | cp->scan_rsp_len, false)) { |
24b4f38f AU |
6103 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, |
6104 | MGMT_STATUS_INVALID_PARAMS); | |
6105 | goto unlock; | |
6106 | } | |
6107 | ||
fffd38bc FG |
6108 | err = hci_add_adv_instance(hdev, cp->instance, flags, |
6109 | cp->adv_data_len, cp->data, | |
6110 | cp->scan_rsp_len, | |
6111 | cp->data + cp->adv_data_len, | |
6112 | timeout, duration); | |
6113 | if (err < 0) { | |
6114 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, | |
6115 | MGMT_STATUS_FAILED); | |
6116 | goto unlock; | |
6117 | } | |
24b4f38f | 6118 | |
fffd38bc FG |
6119 | /* Only trigger an advertising added event if a new instance was |
6120 | * actually added. | |
6121 | */ | |
6122 | if (hdev->adv_instance_cnt > prev_instance_cnt) | |
f2252570 | 6123 | mgmt_advertising_added(sk, hdev, cp->instance); |
912098a6 | 6124 | |
fffd38bc FG |
6125 | if (hdev->cur_adv_instance == cp->instance) { |
6126 | /* If the currently advertised instance is being changed then | |
6127 | * cancel the current advertising and schedule the next | |
6128 | * instance. If there is only one instance then the overridden | |
6129 | * advertising data will be visible right away. | |
6130 | */ | |
6131 | cancel_adv_timeout(hdev); | |
912098a6 | 6132 | |
fffd38bc FG |
6133 | next_instance = hci_get_next_instance(hdev, cp->instance); |
6134 | if (next_instance) | |
6135 | schedule_instance = next_instance->instance; | |
6136 | } else if (!hdev->adv_instance_timeout) { | |
6137 | /* Immediately advertise the new instance if no other | |
6138 | * instance is currently being advertised. | |
6139 | */ | |
6140 | schedule_instance = cp->instance; | |
6141 | } | |
24b4f38f | 6142 | |
fffd38bc FG |
6143 | /* If the HCI_ADVERTISING flag is set or the device isn't powered or |
6144 | * there is no instance to be advertised then we have no HCI | |
6145 | * communication to make. Simply return. | |
24b4f38f AU |
6146 | */ |
6147 | if (!hdev_is_powered(hdev) || | |
fffd38bc FG |
6148 | hci_dev_test_flag(hdev, HCI_ADVERTISING) || |
6149 | !schedule_instance) { | |
6150 | rp.instance = cp->instance; | |
24b4f38f AU |
6151 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_ADD_ADVERTISING, |
6152 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
6153 | goto unlock; | |
6154 | } | |
6155 | ||
6156 | /* We're good to go, update advertising data, parameters, and start | |
6157 | * advertising. | |
6158 | */ | |
6159 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_ADVERTISING, hdev, data, | |
6160 | data_len); | |
6161 | if (!cmd) { | |
6162 | err = -ENOMEM; | |
6163 | goto unlock; | |
6164 | } | |
6165 | ||
6166 | hci_req_init(&req, hdev); | |
6167 | ||
f2252570 | 6168 | err = __hci_req_schedule_adv_instance(&req, schedule_instance, true); |
fffd38bc FG |
6169 | |
6170 | if (!err) | |
6171 | err = hci_req_run(&req, add_advertising_complete); | |
24b4f38f | 6172 | |
24b4f38f AU |
6173 | if (err < 0) |
6174 | mgmt_pending_remove(cmd); | |
6175 | ||
6176 | unlock: | |
6177 | hci_dev_unlock(hdev); | |
6178 | ||
6179 | return err; | |
6180 | } | |
6181 | ||
da929335 AU |
6182 | static void remove_advertising_complete(struct hci_dev *hdev, u8 status, |
6183 | u16 opcode) | |
6184 | { | |
6185 | struct mgmt_pending_cmd *cmd; | |
01948331 | 6186 | struct mgmt_cp_remove_advertising *cp; |
da929335 AU |
6187 | struct mgmt_rp_remove_advertising rp; |
6188 | ||
6189 | BT_DBG("status %d", status); | |
6190 | ||
6191 | hci_dev_lock(hdev); | |
6192 | ||
6193 | /* A failure status here only means that we failed to disable | |
6194 | * advertising. Otherwise, the advertising instance has been removed, | |
6195 | * so report success. | |
6196 | */ | |
6197 | cmd = pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev); | |
6198 | if (!cmd) | |
6199 | goto unlock; | |
6200 | ||
01948331 FG |
6201 | cp = cmd->param; |
6202 | rp.instance = cp->instance; | |
da929335 AU |
6203 | |
6204 | mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, MGMT_STATUS_SUCCESS, | |
6205 | &rp, sizeof(rp)); | |
6206 | mgmt_pending_remove(cmd); | |
6207 | ||
6208 | unlock: | |
6209 | hci_dev_unlock(hdev); | |
6210 | } | |
6211 | ||
6212 | static int remove_advertising(struct sock *sk, struct hci_dev *hdev, | |
6213 | void *data, u16 data_len) | |
6214 | { | |
6215 | struct mgmt_cp_remove_advertising *cp = data; | |
6216 | struct mgmt_rp_remove_advertising rp; | |
da929335 AU |
6217 | struct mgmt_pending_cmd *cmd; |
6218 | struct hci_request req; | |
952497b1 | 6219 | int err; |
da929335 AU |
6220 | |
6221 | BT_DBG("%s", hdev->name); | |
6222 | ||
da929335 AU |
6223 | hci_dev_lock(hdev); |
6224 | ||
952497b1 | 6225 | if (cp->instance && !hci_find_adv_instance(hdev, cp->instance)) { |
01948331 FG |
6226 | err = mgmt_cmd_status(sk, hdev->id, |
6227 | MGMT_OP_REMOVE_ADVERTISING, | |
6228 | MGMT_STATUS_INVALID_PARAMS); | |
6229 | goto unlock; | |
6230 | } | |
6231 | ||
da929335 AU |
6232 | if (pending_find(MGMT_OP_ADD_ADVERTISING, hdev) || |
6233 | pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev) || | |
6234 | pending_find(MGMT_OP_SET_LE, hdev)) { | |
6235 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING, | |
6236 | MGMT_STATUS_BUSY); | |
6237 | goto unlock; | |
6238 | } | |
6239 | ||
17fd08ff | 6240 | if (list_empty(&hdev->adv_instances)) { |
da929335 AU |
6241 | err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING, |
6242 | MGMT_STATUS_INVALID_PARAMS); | |
6243 | goto unlock; | |
6244 | } | |
6245 | ||
01948331 | 6246 | hci_req_init(&req, hdev); |
da929335 | 6247 | |
367dd2b1 | 6248 | hci_req_clear_adv_instance(hdev, sk, &req, cp->instance, true); |
da929335 | 6249 | |
01948331 | 6250 | if (list_empty(&hdev->adv_instances)) |
f2252570 | 6251 | __hci_req_disable_advertising(&req); |
da929335 | 6252 | |
01948331 FG |
6253 | /* If no HCI commands have been collected so far or the HCI_ADVERTISING |
6254 | * flag is set or the device isn't powered then we have no HCI | |
6255 | * communication to make. Simply return. | |
da929335 | 6256 | */ |
01948331 FG |
6257 | if (skb_queue_empty(&req.cmd_q) || |
6258 | !hdev_is_powered(hdev) || | |
da929335 | 6259 | hci_dev_test_flag(hdev, HCI_ADVERTISING)) { |
01948331 | 6260 | rp.instance = cp->instance; |
da929335 AU |
6261 | err = mgmt_cmd_complete(sk, hdev->id, |
6262 | MGMT_OP_REMOVE_ADVERTISING, | |
6263 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
6264 | goto unlock; | |
6265 | } | |
6266 | ||
6267 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_ADVERTISING, hdev, data, | |
6268 | data_len); | |
6269 | if (!cmd) { | |
6270 | err = -ENOMEM; | |
6271 | goto unlock; | |
6272 | } | |
6273 | ||
da929335 AU |
6274 | err = hci_req_run(&req, remove_advertising_complete); |
6275 | if (err < 0) | |
6276 | mgmt_pending_remove(cmd); | |
6277 | ||
6278 | unlock: | |
6279 | hci_dev_unlock(hdev); | |
6280 | ||
6281 | return err; | |
6282 | } | |
6283 | ||
40b25fe5 MH |
6284 | static u8 tlv_data_max_len(u32 adv_flags, bool is_adv_data) |
6285 | { | |
6286 | u8 max_len = HCI_MAX_AD_LENGTH; | |
6287 | ||
6288 | if (is_adv_data) { | |
6289 | if (adv_flags & (MGMT_ADV_FLAG_DISCOV | | |
6290 | MGMT_ADV_FLAG_LIMITED_DISCOV | | |
6291 | MGMT_ADV_FLAG_MANAGED_FLAGS)) | |
6292 | max_len -= 3; | |
6293 | ||
6294 | if (adv_flags & MGMT_ADV_FLAG_TX_POWER) | |
6295 | max_len -= 3; | |
6296 | } | |
6297 | ||
6298 | return max_len; | |
6299 | } | |
6300 | ||
6301 | static int get_adv_size_info(struct sock *sk, struct hci_dev *hdev, | |
6302 | void *data, u16 data_len) | |
6303 | { | |
6304 | struct mgmt_cp_get_adv_size_info *cp = data; | |
6305 | struct mgmt_rp_get_adv_size_info rp; | |
6306 | u32 flags, supported_flags; | |
6307 | int err; | |
6308 | ||
6309 | BT_DBG("%s", hdev->name); | |
6310 | ||
6311 | if (!lmp_le_capable(hdev)) | |
6312 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, | |
6313 | MGMT_STATUS_REJECTED); | |
6314 | ||
6315 | if (cp->instance < 1 || cp->instance > HCI_MAX_ADV_INSTANCES) | |
6316 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, | |
6317 | MGMT_STATUS_INVALID_PARAMS); | |
6318 | ||
6319 | flags = __le32_to_cpu(cp->flags); | |
6320 | ||
6321 | /* The current implementation only supports a subset of the specified | |
6322 | * flags. | |
6323 | */ | |
6324 | supported_flags = get_supported_adv_flags(hdev); | |
6325 | if (flags & ~supported_flags) | |
6326 | return mgmt_cmd_status(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, | |
6327 | MGMT_STATUS_INVALID_PARAMS); | |
6328 | ||
6329 | rp.instance = cp->instance; | |
6330 | rp.flags = cp->flags; | |
6331 | rp.max_adv_data_len = tlv_data_max_len(flags, true); | |
6332 | rp.max_scan_rsp_len = tlv_data_max_len(flags, false); | |
6333 | ||
6334 | err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_ADV_SIZE_INFO, | |
6335 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
6336 | ||
6337 | return err; | |
6338 | } | |
6339 | ||
6d785aa3 | 6340 | static const struct hci_mgmt_handler mgmt_handlers[] = { |
0f4e68cf | 6341 | { NULL }, /* 0x0000 (no command) */ |
b9a245fb | 6342 | { read_version, MGMT_READ_VERSION_SIZE, |
c91041dc MH |
6343 | HCI_MGMT_NO_HDEV | |
6344 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb | 6345 | { read_commands, MGMT_READ_COMMANDS_SIZE, |
c91041dc MH |
6346 | HCI_MGMT_NO_HDEV | |
6347 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb | 6348 | { read_index_list, MGMT_READ_INDEX_LIST_SIZE, |
c91041dc MH |
6349 | HCI_MGMT_NO_HDEV | |
6350 | HCI_MGMT_UNTRUSTED }, | |
6351 | { read_controller_info, MGMT_READ_INFO_SIZE, | |
6352 | HCI_MGMT_UNTRUSTED }, | |
7aea8616 MH |
6353 | { set_powered, MGMT_SETTING_SIZE }, |
6354 | { set_discoverable, MGMT_SET_DISCOVERABLE_SIZE }, | |
6355 | { set_connectable, MGMT_SETTING_SIZE }, | |
6356 | { set_fast_connectable, MGMT_SETTING_SIZE }, | |
6357 | { set_bondable, MGMT_SETTING_SIZE }, | |
6358 | { set_link_security, MGMT_SETTING_SIZE }, | |
6359 | { set_ssp, MGMT_SETTING_SIZE }, | |
6360 | { set_hs, MGMT_SETTING_SIZE }, | |
6361 | { set_le, MGMT_SETTING_SIZE }, | |
6362 | { set_dev_class, MGMT_SET_DEV_CLASS_SIZE }, | |
6363 | { set_local_name, MGMT_SET_LOCAL_NAME_SIZE }, | |
6364 | { add_uuid, MGMT_ADD_UUID_SIZE }, | |
6365 | { remove_uuid, MGMT_REMOVE_UUID_SIZE }, | |
b9a245fb JH |
6366 | { load_link_keys, MGMT_LOAD_LINK_KEYS_SIZE, |
6367 | HCI_MGMT_VAR_LEN }, | |
6368 | { load_long_term_keys, MGMT_LOAD_LONG_TERM_KEYS_SIZE, | |
6369 | HCI_MGMT_VAR_LEN }, | |
7aea8616 MH |
6370 | { disconnect, MGMT_DISCONNECT_SIZE }, |
6371 | { get_connections, MGMT_GET_CONNECTIONS_SIZE }, | |
6372 | { pin_code_reply, MGMT_PIN_CODE_REPLY_SIZE }, | |
6373 | { pin_code_neg_reply, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
6374 | { set_io_capability, MGMT_SET_IO_CAPABILITY_SIZE }, | |
6375 | { pair_device, MGMT_PAIR_DEVICE_SIZE }, | |
6376 | { cancel_pair_device, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
6377 | { unpair_device, MGMT_UNPAIR_DEVICE_SIZE }, | |
6378 | { user_confirm_reply, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
6379 | { user_confirm_neg_reply, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
6380 | { user_passkey_reply, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
6381 | { user_passkey_neg_reply, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
b9a245fb JH |
6382 | { read_local_oob_data, MGMT_READ_LOCAL_OOB_DATA_SIZE }, |
6383 | { add_remote_oob_data, MGMT_ADD_REMOTE_OOB_DATA_SIZE, | |
6384 | HCI_MGMT_VAR_LEN }, | |
7aea8616 MH |
6385 | { remove_remote_oob_data, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
6386 | { start_discovery, MGMT_START_DISCOVERY_SIZE }, | |
6387 | { stop_discovery, MGMT_STOP_DISCOVERY_SIZE }, | |
6388 | { confirm_name, MGMT_CONFIRM_NAME_SIZE }, | |
6389 | { block_device, MGMT_BLOCK_DEVICE_SIZE }, | |
6390 | { unblock_device, MGMT_UNBLOCK_DEVICE_SIZE }, | |
6391 | { set_device_id, MGMT_SET_DEVICE_ID_SIZE }, | |
6392 | { set_advertising, MGMT_SETTING_SIZE }, | |
6393 | { set_bredr, MGMT_SETTING_SIZE }, | |
6394 | { set_static_address, MGMT_SET_STATIC_ADDRESS_SIZE }, | |
6395 | { set_scan_params, MGMT_SET_SCAN_PARAMS_SIZE }, | |
6396 | { set_secure_conn, MGMT_SETTING_SIZE }, | |
6397 | { set_debug_keys, MGMT_SETTING_SIZE }, | |
6398 | { set_privacy, MGMT_SET_PRIVACY_SIZE }, | |
b9a245fb JH |
6399 | { load_irks, MGMT_LOAD_IRKS_SIZE, |
6400 | HCI_MGMT_VAR_LEN }, | |
7aea8616 MH |
6401 | { get_conn_info, MGMT_GET_CONN_INFO_SIZE }, |
6402 | { get_clock_info, MGMT_GET_CLOCK_INFO_SIZE }, | |
6403 | { add_device, MGMT_ADD_DEVICE_SIZE }, | |
6404 | { remove_device, MGMT_REMOVE_DEVICE_SIZE }, | |
b9a245fb JH |
6405 | { load_conn_param, MGMT_LOAD_CONN_PARAM_SIZE, |
6406 | HCI_MGMT_VAR_LEN }, | |
6407 | { read_unconf_index_list, MGMT_READ_UNCONF_INDEX_LIST_SIZE, | |
c91041dc MH |
6408 | HCI_MGMT_NO_HDEV | |
6409 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb | 6410 | { read_config_info, MGMT_READ_CONFIG_INFO_SIZE, |
c91041dc MH |
6411 | HCI_MGMT_UNCONFIGURED | |
6412 | HCI_MGMT_UNTRUSTED }, | |
b9a245fb JH |
6413 | { set_external_config, MGMT_SET_EXTERNAL_CONFIG_SIZE, |
6414 | HCI_MGMT_UNCONFIGURED }, | |
6415 | { set_public_address, MGMT_SET_PUBLIC_ADDRESS_SIZE, | |
6416 | HCI_MGMT_UNCONFIGURED }, | |
6417 | { start_service_discovery, MGMT_START_SERVICE_DISCOVERY_SIZE, | |
6418 | HCI_MGMT_VAR_LEN }, | |
4f0f155c | 6419 | { read_local_oob_ext_data, MGMT_READ_LOCAL_OOB_EXT_DATA_SIZE }, |
96f1474a | 6420 | { read_ext_index_list, MGMT_READ_EXT_INDEX_LIST_SIZE, |
c91041dc MH |
6421 | HCI_MGMT_NO_HDEV | |
6422 | HCI_MGMT_UNTRUSTED }, | |
d3d5305b | 6423 | { read_adv_features, MGMT_READ_ADV_FEATURES_SIZE }, |
24b4f38f AU |
6424 | { add_advertising, MGMT_ADD_ADVERTISING_SIZE, |
6425 | HCI_MGMT_VAR_LEN }, | |
da929335 | 6426 | { remove_advertising, MGMT_REMOVE_ADVERTISING_SIZE }, |
40b25fe5 | 6427 | { get_adv_size_info, MGMT_GET_ADV_SIZE_INFO_SIZE }, |
78b781ca | 6428 | { start_limited_discovery, MGMT_START_DISCOVERY_SIZE }, |
fa7cc740 MH |
6429 | { read_ext_controller_info,MGMT_READ_EXT_INFO_SIZE, |
6430 | HCI_MGMT_UNTRUSTED }, | |
0f4e68cf JH |
6431 | }; |
6432 | ||
bf6b56db | 6433 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 6434 | { |
ced85549 | 6435 | struct mgmt_ev_ext_index ev; |
bb4b2a9a | 6436 | |
0602a8ad MH |
6437 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
6438 | return; | |
6439 | ||
f9207338 | 6440 | switch (hdev->dev_type) { |
ca8bee5d | 6441 | case HCI_PRIMARY: |
f9207338 MH |
6442 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { |
6443 | mgmt_index_event(MGMT_EV_UNCONF_INDEX_ADDED, hdev, | |
6444 | NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS); | |
ced85549 | 6445 | ev.type = 0x01; |
f9207338 MH |
6446 | } else { |
6447 | mgmt_index_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, | |
6448 | HCI_MGMT_INDEX_EVENTS); | |
ced85549 | 6449 | ev.type = 0x00; |
f9207338 MH |
6450 | } |
6451 | break; | |
ced85549 MH |
6452 | case HCI_AMP: |
6453 | ev.type = 0x02; | |
6454 | break; | |
6455 | default: | |
6456 | return; | |
f9207338 | 6457 | } |
ced85549 MH |
6458 | |
6459 | ev.bus = hdev->bus; | |
6460 | ||
6461 | mgmt_index_event(MGMT_EV_EXT_INDEX_ADDED, hdev, &ev, sizeof(ev), | |
6462 | HCI_MGMT_EXT_INDEX_EVENTS); | |
c71e97bf JH |
6463 | } |
6464 | ||
bf6b56db | 6465 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 6466 | { |
ced85549 | 6467 | struct mgmt_ev_ext_index ev; |
5f159032 | 6468 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 6469 | |
0602a8ad MH |
6470 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) |
6471 | return; | |
6472 | ||
f9207338 | 6473 | switch (hdev->dev_type) { |
ca8bee5d | 6474 | case HCI_PRIMARY: |
f9207338 | 6475 | mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); |
b24752fe | 6476 | |
f9207338 MH |
6477 | if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { |
6478 | mgmt_index_event(MGMT_EV_UNCONF_INDEX_REMOVED, hdev, | |
6479 | NULL, 0, HCI_MGMT_UNCONF_INDEX_EVENTS); | |
ced85549 | 6480 | ev.type = 0x01; |
f9207338 MH |
6481 | } else { |
6482 | mgmt_index_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, | |
6483 | HCI_MGMT_INDEX_EVENTS); | |
ced85549 | 6484 | ev.type = 0x00; |
f9207338 MH |
6485 | } |
6486 | break; | |
ced85549 MH |
6487 | case HCI_AMP: |
6488 | ev.type = 0x02; | |
6489 | break; | |
6490 | default: | |
6491 | return; | |
f9207338 | 6492 | } |
ced85549 MH |
6493 | |
6494 | ev.bus = hdev->bus; | |
6495 | ||
6496 | mgmt_index_event(MGMT_EV_EXT_INDEX_REMOVED, hdev, &ev, sizeof(ev), | |
6497 | HCI_MGMT_EXT_INDEX_EVENTS); | |
eec8d2bc JH |
6498 | } |
6499 | ||
6046dc3e | 6500 | /* This function requires the caller holds hdev->lock */ |
af02dd44 | 6501 | static void restart_le_actions(struct hci_dev *hdev) |
6046dc3e AG |
6502 | { |
6503 | struct hci_conn_params *p; | |
6504 | ||
6505 | list_for_each_entry(p, &hdev->le_conn_params, list) { | |
d7347f3c JH |
6506 | /* Needed for AUTO_OFF case where might not "really" |
6507 | * have been powered off. | |
6508 | */ | |
6509 | list_del_init(&p->action); | |
6510 | ||
6511 | switch (p->auto_connect) { | |
4b9e7e75 | 6512 | case HCI_AUTO_CONN_DIRECT: |
d7347f3c JH |
6513 | case HCI_AUTO_CONN_ALWAYS: |
6514 | list_add(&p->action, &hdev->pend_le_conns); | |
6515 | break; | |
6516 | case HCI_AUTO_CONN_REPORT: | |
6517 | list_add(&p->action, &hdev->pend_le_reports); | |
6518 | break; | |
6519 | default: | |
6520 | break; | |
c83ed19d | 6521 | } |
6046dc3e AG |
6522 | } |
6523 | } | |
6524 | ||
2ff13894 | 6525 | void mgmt_power_on(struct hci_dev *hdev, int err) |
229ab39c JH |
6526 | { |
6527 | struct cmd_lookup match = { NULL, hdev }; | |
6528 | ||
2ff13894 | 6529 | BT_DBG("err %d", err); |
229ab39c | 6530 | |
2ff13894 JH |
6531 | hci_dev_lock(hdev); |
6532 | ||
6533 | if (!err) { | |
af02dd44 JH |
6534 | restart_le_actions(hdev); |
6535 | hci_update_background_scan(hdev); | |
162a3bac MH |
6536 | } |
6537 | ||
229ab39c JH |
6538 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
6539 | ||
6540 | new_settings(hdev, match.sk); | |
6541 | ||
229ab39c JH |
6542 | if (match.sk) |
6543 | sock_put(match.sk); | |
229ab39c | 6544 | |
2ff13894 | 6545 | hci_dev_unlock(hdev); |
70da6243 | 6546 | } |
562fcc24 | 6547 | |
2ff13894 | 6548 | void __mgmt_power_off(struct hci_dev *hdev) |
70da6243 JH |
6549 | { |
6550 | struct cmd_lookup match = { NULL, hdev }; | |
9845904f | 6551 | u8 status, zero_cod[] = { 0, 0, 0 }; |
b24752fe | 6552 | |
229ab39c | 6553 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
9845904f JH |
6554 | |
6555 | /* If the power off is because of hdev unregistration let | |
6556 | * use the appropriate INVALID_INDEX status. Otherwise use | |
6557 | * NOT_POWERED. We cover both scenarios here since later in | |
6558 | * mgmt_index_removed() any hci_conn callbacks will have already | |
6559 | * been triggered, potentially causing misleading DISCONNECTED | |
6560 | * status responses. | |
6561 | */ | |
d7a5a11d | 6562 | if (hci_dev_test_flag(hdev, HCI_UNREGISTER)) |
9845904f JH |
6563 | status = MGMT_STATUS_INVALID_INDEX; |
6564 | else | |
6565 | status = MGMT_STATUS_NOT_POWERED; | |
6566 | ||
6567 | mgmt_pending_foreach(0, hdev, cmd_complete_rsp, &status); | |
229ab39c | 6568 | |
fa7cc740 | 6569 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) { |
d363e9ee MH |
6570 | mgmt_limited_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, |
6571 | zero_cod, sizeof(zero_cod), | |
6572 | HCI_MGMT_DEV_CLASS_EVENTS, NULL); | |
fa7cc740 MH |
6573 | ext_info_changed(hdev, NULL); |
6574 | } | |
229ab39c | 6575 | |
2ff13894 | 6576 | new_settings(hdev, match.sk); |
eec8d2bc JH |
6577 | |
6578 | if (match.sk) | |
6579 | sock_put(match.sk); | |
5add6af8 | 6580 | } |
73f22f62 | 6581 | |
3eec705e | 6582 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc | 6583 | { |
3b0602cd | 6584 | struct mgmt_pending_cmd *cmd; |
96570ffc JH |
6585 | u8 status; |
6586 | ||
333ae95d | 6587 | cmd = pending_find(MGMT_OP_SET_POWERED, hdev); |
96570ffc | 6588 | if (!cmd) |
3eec705e | 6589 | return; |
96570ffc JH |
6590 | |
6591 | if (err == -ERFKILL) | |
6592 | status = MGMT_STATUS_RFKILLED; | |
6593 | else | |
6594 | status = MGMT_STATUS_FAILED; | |
6595 | ||
a69e8375 | 6596 | mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
6597 | |
6598 | mgmt_pending_remove(cmd); | |
96570ffc JH |
6599 | } |
6600 | ||
dc4a5ee2 MH |
6601 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
6602 | bool persistent) | |
55ed8ca1 | 6603 | { |
86742e1e | 6604 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 6605 | |
a492cd52 | 6606 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 6607 | |
a492cd52 | 6608 | ev.store_hint = persistent; |
d753fdc4 | 6609 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 6610 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 6611 | ev.key.type = key->type; |
9b3b4460 | 6612 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 6613 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 6614 | |
dc4a5ee2 | 6615 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 6616 | } |
f7520543 | 6617 | |
d7b25450 JH |
6618 | static u8 mgmt_ltk_type(struct smp_ltk *ltk) |
6619 | { | |
23fb8de3 JH |
6620 | switch (ltk->type) { |
6621 | case SMP_LTK: | |
6622 | case SMP_LTK_SLAVE: | |
6623 | if (ltk->authenticated) | |
6624 | return MGMT_LTK_AUTHENTICATED; | |
6625 | return MGMT_LTK_UNAUTHENTICATED; | |
6626 | case SMP_LTK_P256: | |
6627 | if (ltk->authenticated) | |
6628 | return MGMT_LTK_P256_AUTH; | |
6629 | return MGMT_LTK_P256_UNAUTH; | |
6630 | case SMP_LTK_P256_DEBUG: | |
6631 | return MGMT_LTK_P256_DEBUG; | |
6632 | } | |
d7b25450 JH |
6633 | |
6634 | return MGMT_LTK_UNAUTHENTICATED; | |
6635 | } | |
6636 | ||
53ac6ab6 | 6637 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) |
346af67b VCG |
6638 | { |
6639 | struct mgmt_ev_new_long_term_key ev; | |
6640 | ||
6641 | memset(&ev, 0, sizeof(ev)); | |
6642 | ||
5192d301 | 6643 | /* Devices using resolvable or non-resolvable random addresses |
f72186d2 | 6644 | * without providing an identity resolving key don't require |
5192d301 MH |
6645 | * to store long term keys. Their addresses will change the |
6646 | * next time around. | |
6647 | * | |
6648 | * Only when a remote device provides an identity address | |
6649 | * make sure the long term key is stored. If the remote | |
6650 | * identity is known, the long term keys are internally | |
6651 | * mapped to the identity address. So allow static random | |
6652 | * and public addresses here. | |
6653 | */ | |
ba74b666 JH |
6654 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
6655 | (key->bdaddr.b[5] & 0xc0) != 0xc0) | |
6656 | ev.store_hint = 0x00; | |
6657 | else | |
53ac6ab6 | 6658 | ev.store_hint = persistent; |
ba74b666 | 6659 | |
346af67b | 6660 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
57c1477c | 6661 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
d7b25450 | 6662 | ev.key.type = mgmt_ltk_type(key); |
346af67b VCG |
6663 | ev.key.enc_size = key->enc_size; |
6664 | ev.key.ediv = key->ediv; | |
fe39c7b2 | 6665 | ev.key.rand = key->rand; |
346af67b | 6666 | |
2ceba539 | 6667 | if (key->type == SMP_LTK) |
346af67b VCG |
6668 | ev.key.master = 1; |
6669 | ||
1fc62c52 JH |
6670 | /* Make sure we copy only the significant bytes based on the |
6671 | * encryption key size, and set the rest of the value to zeroes. | |
6672 | */ | |
cb92205b | 6673 | memcpy(ev.key.val, key->val, key->enc_size); |
1fc62c52 JH |
6674 | memset(ev.key.val + key->enc_size, 0, |
6675 | sizeof(ev.key.val) - key->enc_size); | |
346af67b | 6676 | |
083368f7 | 6677 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
6678 | } |
6679 | ||
cad20c27 | 6680 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent) |
95fbac8a JH |
6681 | { |
6682 | struct mgmt_ev_new_irk ev; | |
6683 | ||
6684 | memset(&ev, 0, sizeof(ev)); | |
6685 | ||
cad20c27 | 6686 | ev.store_hint = persistent; |
bab6d1e5 | 6687 | |
95fbac8a JH |
6688 | bacpy(&ev.rpa, &irk->rpa); |
6689 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); | |
6690 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); | |
6691 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); | |
6692 | ||
6693 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); | |
6694 | } | |
6695 | ||
53ac6ab6 MH |
6696 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
6697 | bool persistent) | |
7ee4ea36 MH |
6698 | { |
6699 | struct mgmt_ev_new_csrk ev; | |
6700 | ||
6701 | memset(&ev, 0, sizeof(ev)); | |
6702 | ||
6703 | /* Devices using resolvable or non-resolvable random addresses | |
f72186d2 | 6704 | * without providing an identity resolving key don't require |
7ee4ea36 MH |
6705 | * to store signature resolving keys. Their addresses will change |
6706 | * the next time around. | |
6707 | * | |
6708 | * Only when a remote device provides an identity address | |
6709 | * make sure the signature resolving key is stored. So allow | |
6710 | * static random and public addresses here. | |
6711 | */ | |
6712 | if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && | |
6713 | (csrk->bdaddr.b[5] & 0xc0) != 0xc0) | |
6714 | ev.store_hint = 0x00; | |
6715 | else | |
53ac6ab6 | 6716 | ev.store_hint = persistent; |
7ee4ea36 MH |
6717 | |
6718 | bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); | |
6719 | ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); | |
4cd3928a | 6720 | ev.key.type = csrk->type; |
7ee4ea36 MH |
6721 | memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); |
6722 | ||
6723 | mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); | |
6724 | } | |
6725 | ||
ffb5a827 | 6726 | void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, |
f4869e2a JH |
6727 | u8 bdaddr_type, u8 store_hint, u16 min_interval, |
6728 | u16 max_interval, u16 latency, u16 timeout) | |
ffb5a827 AG |
6729 | { |
6730 | struct mgmt_ev_new_conn_param ev; | |
6731 | ||
c103aea6 JH |
6732 | if (!hci_is_identity_address(bdaddr, bdaddr_type)) |
6733 | return; | |
6734 | ||
ffb5a827 AG |
6735 | memset(&ev, 0, sizeof(ev)); |
6736 | bacpy(&ev.addr.bdaddr, bdaddr); | |
6737 | ev.addr.type = link_to_bdaddr(LE_LINK, bdaddr_type); | |
f4869e2a | 6738 | ev.store_hint = store_hint; |
ffb5a827 AG |
6739 | ev.min_interval = cpu_to_le16(min_interval); |
6740 | ev.max_interval = cpu_to_le16(max_interval); | |
6741 | ev.latency = cpu_to_le16(latency); | |
6742 | ev.timeout = cpu_to_le16(timeout); | |
6743 | ||
6744 | mgmt_event(MGMT_EV_NEW_CONN_PARAM, hdev, &ev, sizeof(ev), NULL); | |
6745 | } | |
6746 | ||
48ec92fa AA |
6747 | void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, |
6748 | u32 flags, u8 *name, u8 name_len) | |
f7520543 | 6749 | { |
b644ba33 JH |
6750 | char buf[512]; |
6751 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
6752 | u16 eir_len = 0; | |
f7520543 | 6753 | |
48ec92fa AA |
6754 | bacpy(&ev->addr.bdaddr, &conn->dst); |
6755 | ev->addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
f7520543 | 6756 | |
c95f0ba7 | 6757 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 6758 | |
fd45ada9 AA |
6759 | /* We must ensure that the EIR Data fields are ordered and |
6760 | * unique. Keep it simple for now and avoid the problem by not | |
6761 | * adding any BR/EDR data to the LE adv. | |
6762 | */ | |
6763 | if (conn->le_adv_data_len > 0) { | |
6764 | memcpy(&ev->eir[eir_len], | |
6765 | conn->le_adv_data, conn->le_adv_data_len); | |
6766 | eir_len = conn->le_adv_data_len; | |
6767 | } else { | |
6768 | if (name_len > 0) | |
6769 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
6770 | name, name_len); | |
b644ba33 | 6771 | |
ddbea5cf | 6772 | if (memcmp(conn->dev_class, "\0\0\0", 3) != 0) |
fd45ada9 AA |
6773 | eir_len = eir_append_data(ev->eir, eir_len, |
6774 | EIR_CLASS_OF_DEV, | |
6775 | conn->dev_class, 3); | |
6776 | } | |
b644ba33 | 6777 | |
eb55ef07 | 6778 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 6779 | |
ecd90ae7 MH |
6780 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
6781 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
6782 | } |
6783 | ||
3b0602cd | 6784 | static void disconnect_rsp(struct mgmt_pending_cmd *cmd, void *data) |
8962ee74 | 6785 | { |
8962ee74 | 6786 | struct sock **sk = data; |
8962ee74 | 6787 | |
f5818c22 | 6788 | cmd->cmd_complete(cmd, 0); |
8962ee74 JH |
6789 | |
6790 | *sk = cmd->sk; | |
6791 | sock_hold(*sk); | |
6792 | ||
a664b5bc | 6793 | mgmt_pending_remove(cmd); |
8962ee74 JH |
6794 | } |
6795 | ||
3b0602cd | 6796 | static void unpair_device_rsp(struct mgmt_pending_cmd *cmd, void *data) |
a8a1d19e | 6797 | { |
b1078ad0 | 6798 | struct hci_dev *hdev = data; |
124f6e35 | 6799 | struct mgmt_cp_unpair_device *cp = cmd->param; |
a8a1d19e | 6800 | |
b1078ad0 JH |
6801 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
6802 | ||
d8b7b1e4 | 6803 | cmd->cmd_complete(cmd, 0); |
a8a1d19e JH |
6804 | mgmt_pending_remove(cmd); |
6805 | } | |
6806 | ||
84c61d92 JH |
6807 | bool mgmt_powering_down(struct hci_dev *hdev) |
6808 | { | |
3b0602cd | 6809 | struct mgmt_pending_cmd *cmd; |
84c61d92 JH |
6810 | struct mgmt_mode *cp; |
6811 | ||
333ae95d | 6812 | cmd = pending_find(MGMT_OP_SET_POWERED, hdev); |
84c61d92 JH |
6813 | if (!cmd) |
6814 | return false; | |
6815 | ||
6816 | cp = cmd->param; | |
6817 | if (!cp->val) | |
6818 | return true; | |
6819 | ||
6820 | return false; | |
6821 | } | |
6822 | ||
9b80ec5e | 6823 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
6824 | u8 link_type, u8 addr_type, u8 reason, |
6825 | bool mgmt_connected) | |
f7520543 | 6826 | { |
f0d6a0ea | 6827 | struct mgmt_ev_device_disconnected ev; |
8962ee74 | 6828 | struct sock *sk = NULL; |
8962ee74 | 6829 | |
84c61d92 JH |
6830 | /* The connection is still in hci_conn_hash so test for 1 |
6831 | * instead of 0 to know if this is the last one. | |
6832 | */ | |
6833 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { | |
6834 | cancel_delayed_work(&hdev->power_off); | |
6835 | queue_work(hdev->req_workqueue, &hdev->power_off.work); | |
8b064a3a JH |
6836 | } |
6837 | ||
12d4a3b2 JH |
6838 | if (!mgmt_connected) |
6839 | return; | |
6840 | ||
57eb776f AG |
6841 | if (link_type != ACL_LINK && link_type != LE_LINK) |
6842 | return; | |
6843 | ||
744cf19e | 6844 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 6845 | |
f0d6a0ea MA |
6846 | bacpy(&ev.addr.bdaddr, bdaddr); |
6847 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
6848 | ev.reason = reason; | |
f7520543 | 6849 | |
9b80ec5e | 6850 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
6851 | |
6852 | if (sk) | |
d97dcb66 | 6853 | sock_put(sk); |
8962ee74 | 6854 | |
124f6e35 | 6855 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 6856 | hdev); |
8962ee74 JH |
6857 | } |
6858 | ||
7892924c MH |
6859 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6860 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 6861 | { |
3655bba8 AG |
6862 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
6863 | struct mgmt_cp_disconnect *cp; | |
3b0602cd | 6864 | struct mgmt_pending_cmd *cmd; |
8962ee74 | 6865 | |
36a75f1b JD |
6866 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
6867 | hdev); | |
6868 | ||
333ae95d | 6869 | cmd = pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 6870 | if (!cmd) |
7892924c | 6871 | return; |
8962ee74 | 6872 | |
3655bba8 AG |
6873 | cp = cmd->param; |
6874 | ||
6875 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
6876 | return; | |
6877 | ||
6878 | if (cp->addr.type != bdaddr_type) | |
6879 | return; | |
6880 | ||
f5818c22 | 6881 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 6882 | mgmt_pending_remove(cmd); |
f7520543 | 6883 | } |
17d5c04c | 6884 | |
445608d0 MH |
6885 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6886 | u8 addr_type, u8 status) | |
17d5c04c JH |
6887 | { |
6888 | struct mgmt_ev_connect_failed ev; | |
c9910d0f | 6889 | |
84c61d92 JH |
6890 | /* The connection is still in hci_conn_hash so test for 1 |
6891 | * instead of 0 to know if this is the last one. | |
6892 | */ | |
6893 | if (mgmt_powering_down(hdev) && hci_conn_count(hdev) == 1) { | |
6894 | cancel_delayed_work(&hdev->power_off); | |
6895 | queue_work(hdev->req_workqueue, &hdev->power_off.work); | |
c9910d0f | 6896 | } |
17d5c04c | 6897 | |
4c659c39 | 6898 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6899 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 6900 | ev.status = mgmt_status(status); |
17d5c04c | 6901 | |
445608d0 | 6902 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 6903 | } |
980e1a53 | 6904 | |
ce0e4a0d | 6905 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
6906 | { |
6907 | struct mgmt_ev_pin_code_request ev; | |
6908 | ||
d8457698 | 6909 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 6910 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 6911 | ev.secure = secure; |
980e1a53 | 6912 | |
ce0e4a0d | 6913 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
6914 | } |
6915 | ||
e669cf80 MH |
6916 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6917 | u8 status) | |
980e1a53 | 6918 | { |
3b0602cd | 6919 | struct mgmt_pending_cmd *cmd; |
980e1a53 | 6920 | |
333ae95d | 6921 | cmd = pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 6922 | if (!cmd) |
e669cf80 | 6923 | return; |
980e1a53 | 6924 | |
7776d1d8 | 6925 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 6926 | mgmt_pending_remove(cmd); |
980e1a53 JH |
6927 | } |
6928 | ||
3eb38528 MH |
6929 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
6930 | u8 status) | |
980e1a53 | 6931 | { |
3b0602cd | 6932 | struct mgmt_pending_cmd *cmd; |
980e1a53 | 6933 | |
333ae95d | 6934 | cmd = pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 6935 | if (!cmd) |
3eb38528 | 6936 | return; |
980e1a53 | 6937 | |
7776d1d8 | 6938 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 6939 | mgmt_pending_remove(cmd); |
980e1a53 | 6940 | } |
a5c29683 | 6941 | |
744cf19e | 6942 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 6943 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 6944 | u8 confirm_hint) |
a5c29683 JH |
6945 | { |
6946 | struct mgmt_ev_user_confirm_request ev; | |
6947 | ||
744cf19e | 6948 | BT_DBG("%s", hdev->name); |
a5c29683 | 6949 | |
272d90df | 6950 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6951 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 6952 | ev.confirm_hint = confirm_hint; |
39adbffe | 6953 | ev.value = cpu_to_le32(value); |
a5c29683 | 6954 | |
744cf19e | 6955 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 6956 | NULL); |
a5c29683 JH |
6957 | } |
6958 | ||
272d90df | 6959 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 6960 | u8 link_type, u8 addr_type) |
604086b7 BG |
6961 | { |
6962 | struct mgmt_ev_user_passkey_request ev; | |
6963 | ||
6964 | BT_DBG("%s", hdev->name); | |
6965 | ||
272d90df | 6966 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 6967 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
6968 | |
6969 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 6970 | NULL); |
604086b7 BG |
6971 | } |
6972 | ||
0df4c185 | 6973 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
6974 | u8 link_type, u8 addr_type, u8 status, |
6975 | u8 opcode) | |
a5c29683 | 6976 | { |
3b0602cd | 6977 | struct mgmt_pending_cmd *cmd; |
a5c29683 | 6978 | |
333ae95d | 6979 | cmd = pending_find(opcode, hdev); |
a5c29683 JH |
6980 | if (!cmd) |
6981 | return -ENOENT; | |
6982 | ||
7776d1d8 | 6983 | cmd->cmd_complete(cmd, mgmt_status(status)); |
a664b5bc | 6984 | mgmt_pending_remove(cmd); |
a5c29683 | 6985 | |
7776d1d8 | 6986 | return 0; |
a5c29683 JH |
6987 | } |
6988 | ||
744cf19e | 6989 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6990 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 6991 | { |
272d90df | 6992 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 6993 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
6994 | } |
6995 | ||
272d90df | 6996 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 6997 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 6998 | { |
272d90df | 6999 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
7000 | status, |
7001 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 7002 | } |
2a611692 | 7003 | |
604086b7 | 7004 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 7005 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 7006 | { |
272d90df | 7007 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 7008 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
7009 | } |
7010 | ||
272d90df | 7011 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 7012 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 7013 | { |
272d90df | 7014 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
7015 | status, |
7016 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
7017 | } |
7018 | ||
92a25256 JH |
7019 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
7020 | u8 link_type, u8 addr_type, u32 passkey, | |
7021 | u8 entered) | |
7022 | { | |
7023 | struct mgmt_ev_passkey_notify ev; | |
7024 | ||
7025 | BT_DBG("%s", hdev->name); | |
7026 | ||
7027 | bacpy(&ev.addr.bdaddr, bdaddr); | |
7028 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
7029 | ev.passkey = __cpu_to_le32(passkey); | |
7030 | ev.entered = entered; | |
7031 | ||
7032 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
7033 | } | |
7034 | ||
e1e930f5 | 7035 | void mgmt_auth_failed(struct hci_conn *conn, u8 hci_status) |
2a611692 JH |
7036 | { |
7037 | struct mgmt_ev_auth_failed ev; | |
3b0602cd | 7038 | struct mgmt_pending_cmd *cmd; |
e1e930f5 | 7039 | u8 status = mgmt_status(hci_status); |
2a611692 | 7040 | |
e1e930f5 JH |
7041 | bacpy(&ev.addr.bdaddr, &conn->dst); |
7042 | ev.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
7043 | ev.status = status; | |
2a611692 | 7044 | |
e1e930f5 JH |
7045 | cmd = find_pairing(conn); |
7046 | ||
7047 | mgmt_event(MGMT_EV_AUTH_FAILED, conn->hdev, &ev, sizeof(ev), | |
7048 | cmd ? cmd->sk : NULL); | |
7049 | ||
a511b35b JH |
7050 | if (cmd) { |
7051 | cmd->cmd_complete(cmd, status); | |
7052 | mgmt_pending_remove(cmd); | |
7053 | } | |
2a611692 | 7054 | } |
b312b161 | 7055 | |
464996ae | 7056 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
7057 | { |
7058 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 7059 | bool changed; |
33ef95ed JH |
7060 | |
7061 | if (status) { | |
7062 | u8 mgmt_err = mgmt_status(status); | |
7063 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 7064 | cmd_status_rsp, &mgmt_err); |
464996ae | 7065 | return; |
33ef95ed JH |
7066 | } |
7067 | ||
464996ae | 7068 | if (test_bit(HCI_AUTH, &hdev->flags)) |
238be788 | 7069 | changed = !hci_dev_test_and_set_flag(hdev, HCI_LINK_SECURITY); |
464996ae | 7070 | else |
a69d8927 | 7071 | changed = hci_dev_test_and_clear_flag(hdev, HCI_LINK_SECURITY); |
47990ea0 | 7072 | |
33ef95ed | 7073 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 7074 | &match); |
33ef95ed | 7075 | |
47990ea0 | 7076 | if (changed) |
464996ae | 7077 | new_settings(hdev, match.sk); |
33ef95ed JH |
7078 | |
7079 | if (match.sk) | |
7080 | sock_put(match.sk); | |
33ef95ed JH |
7081 | } |
7082 | ||
890ea898 | 7083 | static void clear_eir(struct hci_request *req) |
cacaf52f | 7084 | { |
890ea898 | 7085 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
7086 | struct hci_cp_write_eir cp; |
7087 | ||
976eb20e | 7088 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 7089 | return; |
cacaf52f | 7090 | |
c80da27e JH |
7091 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
7092 | ||
cacaf52f JH |
7093 | memset(&cp, 0, sizeof(cp)); |
7094 | ||
890ea898 | 7095 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
7096 | } |
7097 | ||
3e248560 | 7098 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
7099 | { |
7100 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 7101 | struct hci_request req; |
c0ecddc2 | 7102 | bool changed = false; |
ed2c4ee3 JH |
7103 | |
7104 | if (status) { | |
7105 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 | 7106 | |
a69d8927 MH |
7107 | if (enable && hci_dev_test_and_clear_flag(hdev, |
7108 | HCI_SSP_ENABLED)) { | |
a358dc11 | 7109 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
3e248560 | 7110 | new_settings(hdev, NULL); |
9ecb3e24 | 7111 | } |
c0ecddc2 | 7112 | |
04124681 GP |
7113 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
7114 | &mgmt_err); | |
3e248560 | 7115 | return; |
c0ecddc2 JH |
7116 | } |
7117 | ||
7118 | if (enable) { | |
238be788 | 7119 | changed = !hci_dev_test_and_set_flag(hdev, HCI_SSP_ENABLED); |
c0ecddc2 | 7120 | } else { |
a69d8927 | 7121 | changed = hci_dev_test_and_clear_flag(hdev, HCI_SSP_ENABLED); |
9ecb3e24 | 7122 | if (!changed) |
a69d8927 MH |
7123 | changed = hci_dev_test_and_clear_flag(hdev, |
7124 | HCI_HS_ENABLED); | |
9ecb3e24 | 7125 | else |
a358dc11 | 7126 | hci_dev_clear_flag(hdev, HCI_HS_ENABLED); |
ed2c4ee3 JH |
7127 | } |
7128 | ||
7129 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
7130 | ||
c0ecddc2 | 7131 | if (changed) |
3e248560 | 7132 | new_settings(hdev, match.sk); |
ed2c4ee3 | 7133 | |
5fc6ebb1 | 7134 | if (match.sk) |
ed2c4ee3 JH |
7135 | sock_put(match.sk); |
7136 | ||
890ea898 JH |
7137 | hci_req_init(&req, hdev); |
7138 | ||
d7a5a11d MH |
7139 | if (hci_dev_test_flag(hdev, HCI_SSP_ENABLED)) { |
7140 | if (hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS)) | |
3769972b JH |
7141 | hci_req_add(&req, HCI_OP_WRITE_SSP_DEBUG_MODE, |
7142 | sizeof(enable), &enable); | |
b1a8917c | 7143 | __hci_req_update_eir(&req); |
3769972b | 7144 | } else { |
890ea898 | 7145 | clear_eir(&req); |
3769972b | 7146 | } |
890ea898 JH |
7147 | |
7148 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
7149 | } |
7150 | ||
3b0602cd | 7151 | static void sk_lookup(struct mgmt_pending_cmd *cmd, void *data) |
90e70454 JH |
7152 | { |
7153 | struct cmd_lookup *match = data; | |
7154 | ||
90e70454 JH |
7155 | if (match->sk == NULL) { |
7156 | match->sk = cmd->sk; | |
7157 | sock_hold(match->sk); | |
7158 | } | |
90e70454 JH |
7159 | } |
7160 | ||
4e1b0245 MH |
7161 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
7162 | u8 status) | |
7f9a903c | 7163 | { |
90e70454 | 7164 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 7165 | |
92da6097 JH |
7166 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
7167 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
7168 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 | 7169 | |
fa7cc740 | 7170 | if (!status) { |
d363e9ee MH |
7171 | mgmt_limited_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, |
7172 | 3, HCI_MGMT_DEV_CLASS_EVENTS, NULL); | |
fa7cc740 MH |
7173 | ext_info_changed(hdev, NULL); |
7174 | } | |
90e70454 JH |
7175 | |
7176 | if (match.sk) | |
7177 | sock_put(match.sk); | |
7f9a903c MH |
7178 | } |
7179 | ||
7667da34 | 7180 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 7181 | { |
b312b161 | 7182 | struct mgmt_cp_set_local_name ev; |
3b0602cd | 7183 | struct mgmt_pending_cmd *cmd; |
28cc7bde | 7184 | |
13928971 | 7185 | if (status) |
7667da34 | 7186 | return; |
b312b161 JH |
7187 | |
7188 | memset(&ev, 0, sizeof(ev)); | |
7189 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 7190 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 7191 | |
333ae95d | 7192 | cmd = pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
7193 | if (!cmd) { |
7194 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 7195 | |
13928971 JH |
7196 | /* If this is a HCI command related to powering on the |
7197 | * HCI dev don't send any mgmt signals. | |
7198 | */ | |
333ae95d | 7199 | if (pending_find(MGMT_OP_SET_POWERED, hdev)) |
7667da34 | 7200 | return; |
890ea898 | 7201 | } |
b312b161 | 7202 | |
d363e9ee MH |
7203 | mgmt_limited_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
7204 | HCI_MGMT_LOCAL_NAME_EVENTS, cmd ? cmd->sk : NULL); | |
fa7cc740 | 7205 | ext_info_changed(hdev, cmd ? cmd->sk : NULL); |
b312b161 | 7206 | } |
c35938b2 | 7207 | |
799ce93d JP |
7208 | static inline bool has_uuid(u8 *uuid, u16 uuid_count, u8 (*uuids)[16]) |
7209 | { | |
7210 | int i; | |
7211 | ||
7212 | for (i = 0; i < uuid_count; i++) { | |
7213 | if (!memcmp(uuid, uuids[i], 16)) | |
7214 | return true; | |
7215 | } | |
7216 | ||
7217 | return false; | |
7218 | } | |
7219 | ||
b487b9ce MH |
7220 | static bool eir_has_uuids(u8 *eir, u16 eir_len, u16 uuid_count, u8 (*uuids)[16]) |
7221 | { | |
799ce93d JP |
7222 | u16 parsed = 0; |
7223 | ||
7224 | while (parsed < eir_len) { | |
7225 | u8 field_len = eir[0]; | |
7226 | u8 uuid[16]; | |
7227 | int i; | |
7228 | ||
7229 | if (field_len == 0) | |
7230 | break; | |
7231 | ||
7232 | if (eir_len - parsed < field_len + 1) | |
7233 | break; | |
7234 | ||
7235 | switch (eir[1]) { | |
7236 | case EIR_UUID16_ALL: | |
7237 | case EIR_UUID16_SOME: | |
7238 | for (i = 0; i + 3 <= field_len; i += 2) { | |
189f6ad2 | 7239 | memcpy(uuid, bluetooth_base_uuid, 16); |
799ce93d JP |
7240 | uuid[13] = eir[i + 3]; |
7241 | uuid[12] = eir[i + 2]; | |
7242 | if (has_uuid(uuid, uuid_count, uuids)) | |
7243 | return true; | |
7244 | } | |
7245 | break; | |
7246 | case EIR_UUID32_ALL: | |
7247 | case EIR_UUID32_SOME: | |
7248 | for (i = 0; i + 5 <= field_len; i += 4) { | |
189f6ad2 | 7249 | memcpy(uuid, bluetooth_base_uuid, 16); |
799ce93d JP |
7250 | uuid[15] = eir[i + 5]; |
7251 | uuid[14] = eir[i + 4]; | |
7252 | uuid[13] = eir[i + 3]; | |
7253 | uuid[12] = eir[i + 2]; | |
7254 | if (has_uuid(uuid, uuid_count, uuids)) | |
7255 | return true; | |
7256 | } | |
7257 | break; | |
7258 | case EIR_UUID128_ALL: | |
7259 | case EIR_UUID128_SOME: | |
7260 | for (i = 0; i + 17 <= field_len; i += 16) { | |
7261 | memcpy(uuid, eir + i + 2, 16); | |
7262 | if (has_uuid(uuid, uuid_count, uuids)) | |
7263 | return true; | |
7264 | } | |
7265 | break; | |
7266 | } | |
7267 | ||
7268 | parsed += field_len + 1; | |
7269 | eir += field_len + 1; | |
7270 | } | |
7271 | ||
b487b9ce MH |
7272 | return false; |
7273 | } | |
7274 | ||
4b0e0ced JP |
7275 | static void restart_le_scan(struct hci_dev *hdev) |
7276 | { | |
7277 | /* If controller is not scanning we are done. */ | |
d7a5a11d | 7278 | if (!hci_dev_test_flag(hdev, HCI_LE_SCAN)) |
4b0e0ced JP |
7279 | return; |
7280 | ||
7281 | if (time_after(jiffies + DISCOV_LE_RESTART_DELAY, | |
7282 | hdev->discovery.scan_start + | |
7283 | hdev->discovery.scan_duration)) | |
7284 | return; | |
7285 | ||
7c1fbed2 | 7286 | queue_delayed_work(hdev->req_workqueue, &hdev->le_scan_restart, |
4b0e0ced JP |
7287 | DISCOV_LE_RESTART_DELAY); |
7288 | } | |
7289 | ||
48f86b7f JP |
7290 | static bool is_filter_match(struct hci_dev *hdev, s8 rssi, u8 *eir, |
7291 | u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) | |
e17acd40 | 7292 | { |
48f86b7f JP |
7293 | /* If a RSSI threshold has been specified, and |
7294 | * HCI_QUIRK_STRICT_DUPLICATE_FILTER is not set, then all results with | |
7295 | * a RSSI smaller than the RSSI threshold will be dropped. If the quirk | |
7296 | * is set, let it through for further processing, as we might need to | |
7297 | * restart the scan. | |
efb2513f MH |
7298 | * |
7299 | * For BR/EDR devices (pre 1.2) providing no RSSI during inquiry, | |
7300 | * the results are also dropped. | |
bda157a4 MH |
7301 | */ |
7302 | if (hdev->discovery.rssi != HCI_RSSI_INVALID && | |
4b0e0ced JP |
7303 | (rssi == HCI_RSSI_INVALID || |
7304 | (rssi < hdev->discovery.rssi && | |
7305 | !test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)))) | |
48f86b7f | 7306 | return false; |
efb2513f | 7307 | |
2976cdeb JP |
7308 | if (hdev->discovery.uuid_count != 0) { |
7309 | /* If a list of UUIDs is provided in filter, results with no | |
7310 | * matching UUID should be dropped. | |
b487b9ce | 7311 | */ |
2976cdeb JP |
7312 | if (!eir_has_uuids(eir, eir_len, hdev->discovery.uuid_count, |
7313 | hdev->discovery.uuids) && | |
7314 | !eir_has_uuids(scan_rsp, scan_rsp_len, | |
7315 | hdev->discovery.uuid_count, | |
7316 | hdev->discovery.uuids)) | |
7317 | return false; | |
b487b9ce | 7318 | } |
5d2e9fad | 7319 | |
2976cdeb JP |
7320 | /* If duplicate filtering does not report RSSI changes, then restart |
7321 | * scanning to ensure updated result with updated RSSI values. | |
4b0e0ced | 7322 | */ |
2976cdeb JP |
7323 | if (test_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks)) { |
7324 | restart_le_scan(hdev); | |
7325 | ||
7326 | /* Validate RSSI value against the RSSI threshold once more. */ | |
7327 | if (hdev->discovery.rssi != HCI_RSSI_INVALID && | |
7328 | rssi < hdev->discovery.rssi) | |
7329 | return false; | |
7330 | } | |
48f86b7f JP |
7331 | |
7332 | return true; | |
7333 | } | |
7334 | ||
7335 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, | |
7336 | u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, | |
7337 | u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len) | |
7338 | { | |
7339 | char buf[512]; | |
7340 | struct mgmt_ev_device_found *ev = (void *)buf; | |
7341 | size_t ev_size; | |
7342 | ||
7343 | /* Don't send events for a non-kernel initiated discovery. With | |
7344 | * LE one exception is if we have pend_le_reports > 0 in which | |
7345 | * case we're doing passive scanning and want these events. | |
7346 | */ | |
7347 | if (!hci_discovery_active(hdev)) { | |
7348 | if (link_type == ACL_LINK) | |
7349 | return; | |
7350 | if (link_type == LE_LINK && list_empty(&hdev->pend_le_reports)) | |
7351 | return; | |
7352 | } | |
7353 | ||
82f8b651 | 7354 | if (hdev->discovery.result_filtering) { |
48f86b7f JP |
7355 | /* We are using service discovery */ |
7356 | if (!is_filter_match(hdev, rssi, eir, eir_len, scan_rsp, | |
7357 | scan_rsp_len)) | |
7358 | return; | |
7359 | } | |
7360 | ||
78b781ca JH |
7361 | if (hdev->discovery.limited) { |
7362 | /* Check for limited discoverable bit */ | |
7363 | if (dev_class) { | |
7364 | if (!(dev_class[1] & 0x20)) | |
7365 | return; | |
7366 | } else { | |
7367 | u8 *flags = eir_get_data(eir, eir_len, EIR_FLAGS, NULL); | |
7368 | if (!flags || !(flags[0] & LE_AD_LIMITED)) | |
7369 | return; | |
7370 | } | |
7371 | } | |
7372 | ||
48f86b7f JP |
7373 | /* Make sure that the buffer is big enough. The 5 extra bytes |
7374 | * are for the potential CoD field. | |
7375 | */ | |
7376 | if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) | |
4b0e0ced JP |
7377 | return; |
7378 | ||
48f86b7f JP |
7379 | memset(buf, 0, sizeof(buf)); |
7380 | ||
7381 | /* In case of device discovery with BR/EDR devices (pre 1.2), the | |
7382 | * RSSI value was reported as 0 when not available. This behavior | |
7383 | * is kept when using device discovery. This is required for full | |
7384 | * backwards compatibility with the API. | |
7385 | * | |
7386 | * However when using service discovery, the value 127 will be | |
7387 | * returned when the RSSI is not available. | |
7388 | */ | |
7389 | if (rssi == HCI_RSSI_INVALID && !hdev->discovery.report_invalid_rssi && | |
7390 | link_type == ACL_LINK) | |
7391 | rssi = 0; | |
7392 | ||
7393 | bacpy(&ev->addr.bdaddr, bdaddr); | |
7394 | ev->addr.type = link_to_bdaddr(link_type, addr_type); | |
7395 | ev->rssi = rssi; | |
7396 | ev->flags = cpu_to_le32(flags); | |
7397 | ||
7398 | if (eir_len > 0) | |
7399 | /* Copy EIR or advertising data into event */ | |
7400 | memcpy(ev->eir, eir, eir_len); | |
7401 | ||
0d3b7f64 JH |
7402 | if (dev_class && !eir_get_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, |
7403 | NULL)) | |
48f86b7f JP |
7404 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, |
7405 | dev_class, 3); | |
7406 | ||
7407 | if (scan_rsp_len > 0) | |
7408 | /* Append scan response data to event */ | |
7409 | memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); | |
7410 | ||
5d2e9fad JH |
7411 | ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); |
7412 | ev_size = sizeof(*ev) + eir_len + scan_rsp_len; | |
f8523598 | 7413 | |
901801b9 | 7414 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 7415 | } |
a88a9652 | 7416 | |
9cf12aee MH |
7417 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
7418 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 7419 | { |
b644ba33 JH |
7420 | struct mgmt_ev_device_found *ev; |
7421 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
7422 | u16 eir_len; | |
a88a9652 | 7423 | |
b644ba33 | 7424 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 7425 | |
b644ba33 JH |
7426 | memset(buf, 0, sizeof(buf)); |
7427 | ||
7428 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 7429 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
7430 | ev->rssi = rssi; |
7431 | ||
7432 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 7433 | name_len); |
b644ba33 | 7434 | |
eb55ef07 | 7435 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 7436 | |
9cf12aee | 7437 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 7438 | } |
314b2381 | 7439 | |
2f1e063b | 7440 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 7441 | { |
f963e8e9 | 7442 | struct mgmt_ev_discovering ev; |
164a6e78 | 7443 | |
343fb145 AG |
7444 | BT_DBG("%s discovering %u", hdev->name, discovering); |
7445 | ||
f963e8e9 JH |
7446 | memset(&ev, 0, sizeof(ev)); |
7447 | ev.type = hdev->discovery.type; | |
7448 | ev.discovering = discovering; | |
7449 | ||
2f1e063b | 7450 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 7451 | } |
5e762444 | 7452 | |
6d785aa3 JH |
7453 | static struct hci_mgmt_chan chan = { |
7454 | .channel = HCI_CHANNEL_CONTROL, | |
7455 | .handler_count = ARRAY_SIZE(mgmt_handlers), | |
7456 | .handlers = mgmt_handlers, | |
88b94ce9 | 7457 | .hdev_init = mgmt_init_hdev, |
6d785aa3 JH |
7458 | }; |
7459 | ||
7460 | int mgmt_init(void) | |
7461 | { | |
7462 | return hci_mgmt_chan_register(&chan); | |
7463 | } | |
7464 | ||
7465 | void mgmt_exit(void) | |
7466 | { | |
7467 | hci_mgmt_chan_unregister(&chan); | |
7468 | } |