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> | |
32 | #include <net/bluetooth/mgmt.h> | |
ac4b7236 MH |
33 | |
34 | #include "smp.h" | |
0381101f | 35 | |
2da9c55c | 36 | #define MGMT_VERSION 1 |
b75cf9cd | 37 | #define MGMT_REVISION 6 |
02d98129 | 38 | |
e70bb2e8 JH |
39 | static const u16 mgmt_commands[] = { |
40 | MGMT_OP_READ_INDEX_LIST, | |
41 | MGMT_OP_READ_INFO, | |
42 | MGMT_OP_SET_POWERED, | |
43 | MGMT_OP_SET_DISCOVERABLE, | |
44 | MGMT_OP_SET_CONNECTABLE, | |
45 | MGMT_OP_SET_FAST_CONNECTABLE, | |
46 | MGMT_OP_SET_PAIRABLE, | |
47 | MGMT_OP_SET_LINK_SECURITY, | |
48 | MGMT_OP_SET_SSP, | |
49 | MGMT_OP_SET_HS, | |
50 | MGMT_OP_SET_LE, | |
51 | MGMT_OP_SET_DEV_CLASS, | |
52 | MGMT_OP_SET_LOCAL_NAME, | |
53 | MGMT_OP_ADD_UUID, | |
54 | MGMT_OP_REMOVE_UUID, | |
55 | MGMT_OP_LOAD_LINK_KEYS, | |
56 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
57 | MGMT_OP_DISCONNECT, | |
58 | MGMT_OP_GET_CONNECTIONS, | |
59 | MGMT_OP_PIN_CODE_REPLY, | |
60 | MGMT_OP_PIN_CODE_NEG_REPLY, | |
61 | MGMT_OP_SET_IO_CAPABILITY, | |
62 | MGMT_OP_PAIR_DEVICE, | |
63 | MGMT_OP_CANCEL_PAIR_DEVICE, | |
64 | MGMT_OP_UNPAIR_DEVICE, | |
65 | MGMT_OP_USER_CONFIRM_REPLY, | |
66 | MGMT_OP_USER_CONFIRM_NEG_REPLY, | |
67 | MGMT_OP_USER_PASSKEY_REPLY, | |
68 | MGMT_OP_USER_PASSKEY_NEG_REPLY, | |
69 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
70 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
71 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
72 | MGMT_OP_START_DISCOVERY, | |
73 | MGMT_OP_STOP_DISCOVERY, | |
74 | MGMT_OP_CONFIRM_NAME, | |
75 | MGMT_OP_BLOCK_DEVICE, | |
76 | MGMT_OP_UNBLOCK_DEVICE, | |
cdbaccca | 77 | MGMT_OP_SET_DEVICE_ID, |
4375f103 | 78 | MGMT_OP_SET_ADVERTISING, |
0663ca2a | 79 | MGMT_OP_SET_BREDR, |
d13eafce | 80 | MGMT_OP_SET_STATIC_ADDRESS, |
7f72134e | 81 | MGMT_OP_SET_SCAN_PARAMS, |
e98d2ce2 | 82 | MGMT_OP_SET_SECURE_CONN, |
4e39ac81 | 83 | MGMT_OP_SET_DEBUG_KEYS, |
62b04cd1 | 84 | MGMT_OP_SET_PRIVACY, |
41edf160 | 85 | MGMT_OP_LOAD_IRKS, |
dd983808 | 86 | MGMT_OP_GET_CONN_INFO, |
e70bb2e8 JH |
87 | }; |
88 | ||
89 | static const u16 mgmt_events[] = { | |
90 | MGMT_EV_CONTROLLER_ERROR, | |
91 | MGMT_EV_INDEX_ADDED, | |
92 | MGMT_EV_INDEX_REMOVED, | |
93 | MGMT_EV_NEW_SETTINGS, | |
94 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
95 | MGMT_EV_LOCAL_NAME_CHANGED, | |
96 | MGMT_EV_NEW_LINK_KEY, | |
97 | MGMT_EV_NEW_LONG_TERM_KEY, | |
98 | MGMT_EV_DEVICE_CONNECTED, | |
99 | MGMT_EV_DEVICE_DISCONNECTED, | |
100 | MGMT_EV_CONNECT_FAILED, | |
101 | MGMT_EV_PIN_CODE_REQUEST, | |
102 | MGMT_EV_USER_CONFIRM_REQUEST, | |
103 | MGMT_EV_USER_PASSKEY_REQUEST, | |
104 | MGMT_EV_AUTH_FAILED, | |
105 | MGMT_EV_DEVICE_FOUND, | |
106 | MGMT_EV_DISCOVERING, | |
107 | MGMT_EV_DEVICE_BLOCKED, | |
108 | MGMT_EV_DEVICE_UNBLOCKED, | |
109 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 110 | MGMT_EV_PASSKEY_NOTIFY, |
1b60ef21 | 111 | MGMT_EV_NEW_IRK, |
7ee4ea36 | 112 | MGMT_EV_NEW_CSRK, |
e70bb2e8 JH |
113 | }; |
114 | ||
17b02e62 | 115 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 116 | |
4b34ee78 JH |
117 | #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ |
118 | !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) | |
119 | ||
eec8d2bc JH |
120 | struct pending_cmd { |
121 | struct list_head list; | |
fc2f4b13 | 122 | u16 opcode; |
eec8d2bc | 123 | int index; |
c68fb7ff | 124 | void *param; |
eec8d2bc | 125 | struct sock *sk; |
e9a416b5 | 126 | void *user_data; |
eec8d2bc JH |
127 | }; |
128 | ||
ca69b795 JH |
129 | /* HCI to MGMT error code conversion table */ |
130 | static u8 mgmt_status_table[] = { | |
131 | MGMT_STATUS_SUCCESS, | |
132 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
133 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
134 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
135 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
136 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
eadd663a | 137 | MGMT_STATUS_AUTH_FAILED, /* PIN or Key Missing */ |
ca69b795 JH |
138 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ |
139 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
140 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
141 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
142 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
143 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
144 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
145 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
146 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
147 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
148 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
149 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
150 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
151 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
152 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
153 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
154 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
155 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
156 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
157 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
158 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
159 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
160 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
161 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
162 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
163 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
164 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
165 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
166 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
167 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
168 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
169 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
170 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
171 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
172 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
173 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
174 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
175 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
176 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
177 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
178 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
179 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
180 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
181 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
182 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
183 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
184 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
185 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
186 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
187 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
188 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
189 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
190 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
191 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
192 | }; | |
193 | ||
194 | static u8 mgmt_status(u8 hci_status) | |
195 | { | |
196 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
197 | return mgmt_status_table[hci_status]; | |
198 | ||
199 | return MGMT_STATUS_FAILED; | |
200 | } | |
201 | ||
4e51eae9 | 202 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
203 | { |
204 | struct sk_buff *skb; | |
205 | struct mgmt_hdr *hdr; | |
206 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 207 | int err; |
f7b64e69 | 208 | |
34eb525c | 209 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 | 210 | |
790eff44 | 211 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_KERNEL); |
f7b64e69 JH |
212 | if (!skb) |
213 | return -ENOMEM; | |
214 | ||
215 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
216 | ||
dcf4adbf | 217 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); |
4e51eae9 | 218 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
219 | hdr->len = cpu_to_le16(sizeof(*ev)); |
220 | ||
221 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
222 | ev->status = status; | |
eb55ef07 | 223 | ev->opcode = cpu_to_le16(cmd); |
f7b64e69 | 224 | |
56b7d137 GP |
225 | err = sock_queue_rcv_skb(sk, skb); |
226 | if (err < 0) | |
f7b64e69 JH |
227 | kfree_skb(skb); |
228 | ||
56b7d137 | 229 | return err; |
f7b64e69 JH |
230 | } |
231 | ||
aee9b218 | 232 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status, |
04124681 | 233 | void *rp, size_t rp_len) |
02d98129 JH |
234 | { |
235 | struct sk_buff *skb; | |
236 | struct mgmt_hdr *hdr; | |
237 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 238 | int err; |
02d98129 JH |
239 | |
240 | BT_DBG("sock %p", sk); | |
241 | ||
790eff44 | 242 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_KERNEL); |
02d98129 JH |
243 | if (!skb) |
244 | return -ENOMEM; | |
245 | ||
246 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 247 | |
dcf4adbf | 248 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 249 | hdr->index = cpu_to_le16(index); |
a38528f1 | 250 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 251 | |
a38528f1 | 252 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
eb55ef07 | 253 | ev->opcode = cpu_to_le16(cmd); |
aee9b218 | 254 | ev->status = status; |
8020c16a SJ |
255 | |
256 | if (rp) | |
257 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 258 | |
56b7d137 GP |
259 | err = sock_queue_rcv_skb(sk, skb); |
260 | if (err < 0) | |
02d98129 JH |
261 | kfree_skb(skb); |
262 | ||
e5f0e151 | 263 | return err; |
02d98129 JH |
264 | } |
265 | ||
04124681 GP |
266 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
267 | u16 data_len) | |
a38528f1 JH |
268 | { |
269 | struct mgmt_rp_read_version rp; | |
270 | ||
271 | BT_DBG("sock %p", sk); | |
272 | ||
273 | rp.version = MGMT_VERSION; | |
dcf4adbf | 274 | rp.revision = cpu_to_le16(MGMT_REVISION); |
a38528f1 | 275 | |
aee9b218 | 276 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp, |
04124681 | 277 | sizeof(rp)); |
a38528f1 JH |
278 | } |
279 | ||
04124681 GP |
280 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
281 | u16 data_len) | |
e70bb2e8 JH |
282 | { |
283 | struct mgmt_rp_read_commands *rp; | |
eb55ef07 MH |
284 | const u16 num_commands = ARRAY_SIZE(mgmt_commands); |
285 | const u16 num_events = ARRAY_SIZE(mgmt_events); | |
2e3c35ea | 286 | __le16 *opcode; |
e70bb2e8 JH |
287 | size_t rp_size; |
288 | int i, err; | |
289 | ||
290 | BT_DBG("sock %p", sk); | |
291 | ||
292 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); | |
293 | ||
294 | rp = kmalloc(rp_size, GFP_KERNEL); | |
295 | if (!rp) | |
296 | return -ENOMEM; | |
297 | ||
dcf4adbf JP |
298 | rp->num_commands = cpu_to_le16(num_commands); |
299 | rp->num_events = cpu_to_le16(num_events); | |
e70bb2e8 JH |
300 | |
301 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) | |
302 | put_unaligned_le16(mgmt_commands[i], opcode); | |
303 | ||
304 | for (i = 0; i < num_events; i++, opcode++) | |
305 | put_unaligned_le16(mgmt_events[i], opcode); | |
306 | ||
aee9b218 | 307 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp, |
04124681 | 308 | rp_size); |
e70bb2e8 JH |
309 | kfree(rp); |
310 | ||
311 | return err; | |
312 | } | |
313 | ||
04124681 GP |
314 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
315 | u16 data_len) | |
faba42eb | 316 | { |
faba42eb | 317 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 318 | struct hci_dev *d; |
a38528f1 | 319 | size_t rp_len; |
faba42eb | 320 | u16 count; |
476e44cb | 321 | int err; |
faba42eb JH |
322 | |
323 | BT_DBG("sock %p", sk); | |
324 | ||
325 | read_lock(&hci_dev_list_lock); | |
326 | ||
327 | count = 0; | |
bb4b2a9a | 328 | list_for_each_entry(d, &hci_dev_list, list) { |
1514b892 MH |
329 | if (d->dev_type == HCI_BREDR) |
330 | count++; | |
faba42eb JH |
331 | } |
332 | ||
a38528f1 JH |
333 | rp_len = sizeof(*rp) + (2 * count); |
334 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
335 | if (!rp) { | |
b2c60d42 | 336 | read_unlock(&hci_dev_list_lock); |
faba42eb | 337 | return -ENOMEM; |
b2c60d42 | 338 | } |
faba42eb | 339 | |
476e44cb | 340 | count = 0; |
8035ded4 | 341 | list_for_each_entry(d, &hci_dev_list, list) { |
a8b2d5c2 | 342 | if (test_bit(HCI_SETUP, &d->dev_flags)) |
ab81cbf9 JH |
343 | continue; |
344 | ||
0736cfa8 MH |
345 | if (test_bit(HCI_USER_CHANNEL, &d->dev_flags)) |
346 | continue; | |
347 | ||
1514b892 MH |
348 | if (d->dev_type == HCI_BREDR) { |
349 | rp->index[count++] = cpu_to_le16(d->id); | |
350 | BT_DBG("Added hci%u", d->id); | |
351 | } | |
faba42eb JH |
352 | } |
353 | ||
476e44cb JH |
354 | rp->num_controllers = cpu_to_le16(count); |
355 | rp_len = sizeof(*rp) + (2 * count); | |
356 | ||
faba42eb JH |
357 | read_unlock(&hci_dev_list_lock); |
358 | ||
aee9b218 | 359 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, |
04124681 | 360 | rp_len); |
faba42eb | 361 | |
a38528f1 JH |
362 | kfree(rp); |
363 | ||
364 | return err; | |
faba42eb JH |
365 | } |
366 | ||
69ab39ea JH |
367 | static u32 get_supported_settings(struct hci_dev *hdev) |
368 | { | |
369 | u32 settings = 0; | |
370 | ||
371 | settings |= MGMT_SETTING_POWERED; | |
69ab39ea | 372 | settings |= MGMT_SETTING_PAIRABLE; |
b1de97d8 | 373 | settings |= MGMT_SETTING_DEBUG_KEYS; |
69ab39ea | 374 | |
ed3fa31f | 375 | if (lmp_bredr_capable(hdev)) { |
33c525c0 | 376 | settings |= MGMT_SETTING_CONNECTABLE; |
1a47aee8 JH |
377 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
378 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
33c525c0 | 379 | settings |= MGMT_SETTING_DISCOVERABLE; |
69ab39ea JH |
380 | settings |= MGMT_SETTING_BREDR; |
381 | settings |= MGMT_SETTING_LINK_SECURITY; | |
a82974c9 MH |
382 | |
383 | if (lmp_ssp_capable(hdev)) { | |
384 | settings |= MGMT_SETTING_SSP; | |
385 | settings |= MGMT_SETTING_HS; | |
386 | } | |
e98d2ce2 | 387 | |
5afeac14 MH |
388 | if (lmp_sc_capable(hdev) || |
389 | test_bit(HCI_FORCE_SC, &hdev->dev_flags)) | |
e98d2ce2 | 390 | settings |= MGMT_SETTING_SECURE_CONN; |
848566b3 | 391 | } |
d7b7e796 | 392 | |
eeca6f89 | 393 | if (lmp_le_capable(hdev)) { |
9d42820f | 394 | settings |= MGMT_SETTING_LE; |
eeca6f89 | 395 | settings |= MGMT_SETTING_ADVERTISING; |
0f4bd942 | 396 | settings |= MGMT_SETTING_PRIVACY; |
eeca6f89 | 397 | } |
69ab39ea JH |
398 | |
399 | return settings; | |
400 | } | |
401 | ||
402 | static u32 get_current_settings(struct hci_dev *hdev) | |
403 | { | |
404 | u32 settings = 0; | |
405 | ||
f1f0eb02 | 406 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
407 | settings |= MGMT_SETTING_POWERED; |
408 | ||
5e5282bb | 409 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
69ab39ea JH |
410 | settings |= MGMT_SETTING_CONNECTABLE; |
411 | ||
1a4d3c4b JH |
412 | if (test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) |
413 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
414 | ||
5e5282bb | 415 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) |
69ab39ea JH |
416 | settings |= MGMT_SETTING_DISCOVERABLE; |
417 | ||
a8b2d5c2 | 418 | if (test_bit(HCI_PAIRABLE, &hdev->dev_flags)) |
69ab39ea JH |
419 | settings |= MGMT_SETTING_PAIRABLE; |
420 | ||
56f87901 | 421 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
422 | settings |= MGMT_SETTING_BREDR; |
423 | ||
06199cf8 | 424 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
425 | settings |= MGMT_SETTING_LE; |
426 | ||
47990ea0 | 427 | if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) |
69ab39ea JH |
428 | settings |= MGMT_SETTING_LINK_SECURITY; |
429 | ||
84bde9d6 | 430 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
431 | settings |= MGMT_SETTING_SSP; |
432 | ||
6d80dfd0 JH |
433 | if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags)) |
434 | settings |= MGMT_SETTING_HS; | |
435 | ||
f3d3444a | 436 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
eeca6f89 JH |
437 | settings |= MGMT_SETTING_ADVERTISING; |
438 | ||
e98d2ce2 MH |
439 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
440 | settings |= MGMT_SETTING_SECURE_CONN; | |
441 | ||
b1de97d8 MH |
442 | if (test_bit(HCI_DEBUG_KEYS, &hdev->dev_flags)) |
443 | settings |= MGMT_SETTING_DEBUG_KEYS; | |
444 | ||
0f4bd942 JH |
445 | if (test_bit(HCI_PRIVACY, &hdev->dev_flags)) |
446 | settings |= MGMT_SETTING_PRIVACY; | |
447 | ||
69ab39ea JH |
448 | return settings; |
449 | } | |
450 | ||
ef580372 JH |
451 | #define PNP_INFO_SVCLASS_ID 0x1200 |
452 | ||
213202ed JH |
453 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
454 | { | |
455 | u8 *ptr = data, *uuids_start = NULL; | |
456 | struct bt_uuid *uuid; | |
457 | ||
458 | if (len < 4) | |
459 | return ptr; | |
460 | ||
461 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
462 | u16 uuid16; | |
463 | ||
464 | if (uuid->size != 16) | |
465 | continue; | |
466 | ||
467 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); | |
468 | if (uuid16 < 0x1100) | |
469 | continue; | |
470 | ||
471 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
472 | continue; | |
473 | ||
474 | if (!uuids_start) { | |
475 | uuids_start = ptr; | |
476 | uuids_start[0] = 1; | |
477 | uuids_start[1] = EIR_UUID16_ALL; | |
478 | ptr += 2; | |
479 | } | |
480 | ||
481 | /* Stop if not enough space to put next UUID */ | |
482 | if ((ptr - data) + sizeof(u16) > len) { | |
483 | uuids_start[1] = EIR_UUID16_SOME; | |
484 | break; | |
485 | } | |
486 | ||
487 | *ptr++ = (uuid16 & 0x00ff); | |
488 | *ptr++ = (uuid16 & 0xff00) >> 8; | |
489 | uuids_start[0] += sizeof(uuid16); | |
490 | } | |
491 | ||
492 | return ptr; | |
493 | } | |
494 | ||
cdf1963f JH |
495 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
496 | { | |
497 | u8 *ptr = data, *uuids_start = NULL; | |
498 | struct bt_uuid *uuid; | |
499 | ||
500 | if (len < 6) | |
501 | return ptr; | |
502 | ||
503 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
504 | if (uuid->size != 32) | |
505 | continue; | |
506 | ||
507 | if (!uuids_start) { | |
508 | uuids_start = ptr; | |
509 | uuids_start[0] = 1; | |
510 | uuids_start[1] = EIR_UUID32_ALL; | |
511 | ptr += 2; | |
512 | } | |
513 | ||
514 | /* Stop if not enough space to put next UUID */ | |
515 | if ((ptr - data) + sizeof(u32) > len) { | |
516 | uuids_start[1] = EIR_UUID32_SOME; | |
517 | break; | |
518 | } | |
519 | ||
520 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); | |
521 | ptr += sizeof(u32); | |
522 | uuids_start[0] += sizeof(u32); | |
523 | } | |
524 | ||
525 | return ptr; | |
526 | } | |
527 | ||
c00d575b JH |
528 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
529 | { | |
530 | u8 *ptr = data, *uuids_start = NULL; | |
531 | struct bt_uuid *uuid; | |
532 | ||
533 | if (len < 18) | |
534 | return ptr; | |
535 | ||
536 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
537 | if (uuid->size != 128) | |
538 | continue; | |
539 | ||
540 | if (!uuids_start) { | |
541 | uuids_start = ptr; | |
542 | uuids_start[0] = 1; | |
543 | uuids_start[1] = EIR_UUID128_ALL; | |
544 | ptr += 2; | |
545 | } | |
546 | ||
547 | /* Stop if not enough space to put next UUID */ | |
548 | if ((ptr - data) + 16 > len) { | |
549 | uuids_start[1] = EIR_UUID128_SOME; | |
550 | break; | |
551 | } | |
552 | ||
553 | memcpy(ptr, uuid->uuid, 16); | |
554 | ptr += 16; | |
555 | uuids_start[0] += 16; | |
556 | } | |
557 | ||
558 | return ptr; | |
559 | } | |
560 | ||
eb2a8d20 JH |
561 | static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev) |
562 | { | |
563 | struct pending_cmd *cmd; | |
564 | ||
565 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
566 | if (cmd->opcode == opcode) | |
567 | return cmd; | |
568 | } | |
569 | ||
570 | return NULL; | |
571 | } | |
572 | ||
f14d8f64 MH |
573 | static u8 create_scan_rsp_data(struct hci_dev *hdev, u8 *ptr) |
574 | { | |
7a5f4990 MH |
575 | u8 ad_len = 0; |
576 | size_t name_len; | |
577 | ||
578 | name_len = strlen(hdev->dev_name); | |
579 | if (name_len > 0) { | |
580 | size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2; | |
581 | ||
582 | if (name_len > max_len) { | |
583 | name_len = max_len; | |
584 | ptr[1] = EIR_NAME_SHORT; | |
585 | } else | |
586 | ptr[1] = EIR_NAME_COMPLETE; | |
587 | ||
588 | ptr[0] = name_len + 1; | |
589 | ||
590 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
591 | ||
592 | ad_len += (name_len + 2); | |
593 | ptr += (name_len + 2); | |
594 | } | |
595 | ||
596 | return ad_len; | |
f14d8f64 MH |
597 | } |
598 | ||
599 | static void update_scan_rsp_data(struct hci_request *req) | |
600 | { | |
601 | struct hci_dev *hdev = req->hdev; | |
602 | struct hci_cp_le_set_scan_rsp_data cp; | |
603 | u8 len; | |
604 | ||
7751ef1b | 605 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
f14d8f64 MH |
606 | return; |
607 | ||
608 | memset(&cp, 0, sizeof(cp)); | |
609 | ||
610 | len = create_scan_rsp_data(hdev, cp.data); | |
611 | ||
eb438b5f JH |
612 | if (hdev->scan_rsp_data_len == len && |
613 | memcmp(cp.data, hdev->scan_rsp_data, len) == 0) | |
f14d8f64 MH |
614 | return; |
615 | ||
eb438b5f JH |
616 | memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data)); |
617 | hdev->scan_rsp_data_len = len; | |
f14d8f64 MH |
618 | |
619 | cp.length = len; | |
620 | ||
621 | hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp); | |
622 | } | |
623 | ||
9a43e25f JH |
624 | static u8 get_adv_discov_flags(struct hci_dev *hdev) |
625 | { | |
626 | struct pending_cmd *cmd; | |
627 | ||
628 | /* If there's a pending mgmt command the flags will not yet have | |
629 | * their final values, so check for this first. | |
630 | */ | |
631 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
632 | if (cmd) { | |
633 | struct mgmt_mode *cp = cmd->param; | |
634 | if (cp->val == 0x01) | |
635 | return LE_AD_GENERAL; | |
636 | else if (cp->val == 0x02) | |
637 | return LE_AD_LIMITED; | |
638 | } else { | |
639 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) | |
640 | return LE_AD_LIMITED; | |
641 | else if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
642 | return LE_AD_GENERAL; | |
643 | } | |
644 | ||
645 | return 0; | |
646 | } | |
647 | ||
46cad2ed | 648 | static u8 create_adv_data(struct hci_dev *hdev, u8 *ptr) |
441ad2d0 MH |
649 | { |
650 | u8 ad_len = 0, flags = 0; | |
441ad2d0 | 651 | |
9a43e25f | 652 | flags |= get_adv_discov_flags(hdev); |
441ad2d0 | 653 | |
e834004b | 654 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
441ad2d0 | 655 | flags |= LE_AD_NO_BREDR; |
441ad2d0 MH |
656 | |
657 | if (flags) { | |
658 | BT_DBG("adv flags 0x%02x", flags); | |
659 | ||
660 | ptr[0] = 2; | |
661 | ptr[1] = EIR_FLAGS; | |
662 | ptr[2] = flags; | |
663 | ||
664 | ad_len += 3; | |
665 | ptr += 3; | |
666 | } | |
667 | ||
668 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) { | |
669 | ptr[0] = 2; | |
670 | ptr[1] = EIR_TX_POWER; | |
671 | ptr[2] = (u8) hdev->adv_tx_power; | |
672 | ||
673 | ad_len += 3; | |
674 | ptr += 3; | |
675 | } | |
676 | ||
441ad2d0 MH |
677 | return ad_len; |
678 | } | |
679 | ||
5947f4bc | 680 | static void update_adv_data(struct hci_request *req) |
441ad2d0 MH |
681 | { |
682 | struct hci_dev *hdev = req->hdev; | |
683 | struct hci_cp_le_set_adv_data cp; | |
684 | u8 len; | |
685 | ||
10994ce6 | 686 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
441ad2d0 MH |
687 | return; |
688 | ||
689 | memset(&cp, 0, sizeof(cp)); | |
690 | ||
46cad2ed | 691 | len = create_adv_data(hdev, cp.data); |
441ad2d0 MH |
692 | |
693 | if (hdev->adv_data_len == len && | |
694 | memcmp(cp.data, hdev->adv_data, len) == 0) | |
695 | return; | |
696 | ||
697 | memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); | |
698 | hdev->adv_data_len = len; | |
699 | ||
700 | cp.length = len; | |
701 | ||
702 | hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); | |
703 | } | |
704 | ||
ef580372 JH |
705 | static void create_eir(struct hci_dev *hdev, u8 *data) |
706 | { | |
707 | u8 *ptr = data; | |
ef580372 JH |
708 | size_t name_len; |
709 | ||
710 | name_len = strlen(hdev->dev_name); | |
711 | ||
712 | if (name_len > 0) { | |
713 | /* EIR Data type */ | |
714 | if (name_len > 48) { | |
715 | name_len = 48; | |
716 | ptr[1] = EIR_NAME_SHORT; | |
717 | } else | |
718 | ptr[1] = EIR_NAME_COMPLETE; | |
719 | ||
720 | /* EIR Data length */ | |
721 | ptr[0] = name_len + 1; | |
722 | ||
723 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
724 | ||
ef580372 JH |
725 | ptr += (name_len + 2); |
726 | } | |
727 | ||
bbaf444a | 728 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
91c4e9b1 MH |
729 | ptr[0] = 2; |
730 | ptr[1] = EIR_TX_POWER; | |
731 | ptr[2] = (u8) hdev->inq_tx_power; | |
732 | ||
91c4e9b1 MH |
733 | ptr += 3; |
734 | } | |
735 | ||
2b9be137 MH |
736 | if (hdev->devid_source > 0) { |
737 | ptr[0] = 9; | |
738 | ptr[1] = EIR_DEVICE_ID; | |
739 | ||
740 | put_unaligned_le16(hdev->devid_source, ptr + 2); | |
741 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); | |
742 | put_unaligned_le16(hdev->devid_product, ptr + 6); | |
743 | put_unaligned_le16(hdev->devid_version, ptr + 8); | |
744 | ||
2b9be137 MH |
745 | ptr += 10; |
746 | } | |
747 | ||
213202ed | 748 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
cdf1963f | 749 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
c00d575b | 750 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
ef580372 JH |
751 | } |
752 | ||
890ea898 | 753 | static void update_eir(struct hci_request *req) |
ef580372 | 754 | { |
890ea898 | 755 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
756 | struct hci_cp_write_eir cp; |
757 | ||
504c8dcd | 758 | if (!hdev_is_powered(hdev)) |
890ea898 | 759 | return; |
7770c4aa | 760 | |
976eb20e | 761 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 762 | return; |
ef580372 | 763 | |
84bde9d6 | 764 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 765 | return; |
ef580372 | 766 | |
a8b2d5c2 | 767 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 768 | return; |
ef580372 JH |
769 | |
770 | memset(&cp, 0, sizeof(cp)); | |
771 | ||
772 | create_eir(hdev, cp.data); | |
773 | ||
774 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
890ea898 | 775 | return; |
ef580372 JH |
776 | |
777 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
778 | ||
890ea898 | 779 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
ef580372 JH |
780 | } |
781 | ||
782 | static u8 get_service_classes(struct hci_dev *hdev) | |
783 | { | |
784 | struct bt_uuid *uuid; | |
785 | u8 val = 0; | |
786 | ||
787 | list_for_each_entry(uuid, &hdev->uuids, list) | |
788 | val |= uuid->svc_hint; | |
789 | ||
790 | return val; | |
791 | } | |
792 | ||
890ea898 | 793 | static void update_class(struct hci_request *req) |
ef580372 | 794 | { |
890ea898 | 795 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
796 | u8 cod[3]; |
797 | ||
798 | BT_DBG("%s", hdev->name); | |
799 | ||
504c8dcd | 800 | if (!hdev_is_powered(hdev)) |
890ea898 | 801 | return; |
7770c4aa | 802 | |
f87ea1da JH |
803 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
804 | return; | |
805 | ||
a8b2d5c2 | 806 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 807 | return; |
ef580372 JH |
808 | |
809 | cod[0] = hdev->minor_class; | |
810 | cod[1] = hdev->major_class; | |
811 | cod[2] = get_service_classes(hdev); | |
812 | ||
6acd7db4 MH |
813 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) |
814 | cod[1] |= 0x20; | |
815 | ||
ef580372 | 816 | if (memcmp(cod, hdev->dev_class, 3) == 0) |
890ea898 | 817 | return; |
ef580372 | 818 | |
890ea898 | 819 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
ef580372 JH |
820 | } |
821 | ||
a4858cb9 | 822 | static bool get_connectable(struct hci_dev *hdev) |
199a2fb1 JH |
823 | { |
824 | struct pending_cmd *cmd; | |
199a2fb1 JH |
825 | |
826 | /* If there's a pending mgmt command the flag will not yet have | |
827 | * it's final value, so check for this first. | |
828 | */ | |
829 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
830 | if (cmd) { | |
831 | struct mgmt_mode *cp = cmd->param; | |
a4858cb9 | 832 | return cp->val; |
199a2fb1 JH |
833 | } |
834 | ||
a4858cb9 | 835 | return test_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
199a2fb1 JH |
836 | } |
837 | ||
838 | static void enable_advertising(struct hci_request *req) | |
839 | { | |
840 | struct hci_dev *hdev = req->hdev; | |
841 | struct hci_cp_le_set_adv_param cp; | |
8f2a0601 | 842 | u8 own_addr_type, enable = 0x01; |
a4858cb9 | 843 | bool connectable; |
199a2fb1 | 844 | |
8d97250e JH |
845 | /* Clear the HCI_ADVERTISING bit temporarily so that the |
846 | * hci_update_random_address knows that it's safe to go ahead | |
847 | * and write a new random address. The flag will be set back on | |
848 | * as soon as the SET_ADV_ENABLE HCI command completes. | |
849 | */ | |
850 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
851 | ||
a4858cb9 | 852 | connectable = get_connectable(hdev); |
8f2a0601 | 853 | |
a4858cb9 JH |
854 | /* Set require_privacy to true only when non-connectable |
855 | * advertising is used. In that case it is fine to use a | |
856 | * non-resolvable private address. | |
857 | */ | |
858 | if (hci_update_random_address(req, !connectable, &own_addr_type) < 0) | |
8f2a0601 JH |
859 | return; |
860 | ||
41c90c18 | 861 | memset(&cp, 0, sizeof(cp)); |
dcf4adbf JP |
862 | cp.min_interval = cpu_to_le16(0x0800); |
863 | cp.max_interval = cpu_to_le16(0x0800); | |
a4858cb9 | 864 | cp.type = connectable ? LE_ADV_IND : LE_ADV_NONCONN_IND; |
8f2a0601 | 865 | cp.own_address_type = own_addr_type; |
199a2fb1 JH |
866 | cp.channel_map = hdev->le_adv_channel_map; |
867 | ||
868 | hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp); | |
869 | ||
870 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
871 | } | |
872 | ||
873 | static void disable_advertising(struct hci_request *req) | |
874 | { | |
875 | u8 enable = 0x00; | |
876 | ||
877 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
878 | } | |
879 | ||
7d78525d JH |
880 | static void service_cache_off(struct work_struct *work) |
881 | { | |
882 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 883 | service_cache.work); |
890ea898 | 884 | struct hci_request req; |
7d78525d | 885 | |
a8b2d5c2 | 886 | if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
7d78525d JH |
887 | return; |
888 | ||
890ea898 JH |
889 | hci_req_init(&req, hdev); |
890 | ||
7d78525d JH |
891 | hci_dev_lock(hdev); |
892 | ||
890ea898 JH |
893 | update_eir(&req); |
894 | update_class(&req); | |
7d78525d JH |
895 | |
896 | hci_dev_unlock(hdev); | |
890ea898 JH |
897 | |
898 | hci_req_run(&req, NULL); | |
7d78525d JH |
899 | } |
900 | ||
d6bfd59c JH |
901 | static void rpa_expired(struct work_struct *work) |
902 | { | |
903 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
904 | rpa_expired.work); | |
905 | struct hci_request req; | |
906 | ||
907 | BT_DBG(""); | |
908 | ||
909 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
910 | ||
911 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags) || | |
912 | hci_conn_num(hdev, LE_LINK) > 0) | |
913 | return; | |
914 | ||
915 | /* The generation of a new RPA and programming it into the | |
916 | * controller happens in the enable_advertising() function. | |
917 | */ | |
918 | ||
919 | hci_req_init(&req, hdev); | |
920 | ||
921 | disable_advertising(&req); | |
922 | enable_advertising(&req); | |
923 | ||
924 | hci_req_run(&req, NULL); | |
925 | } | |
926 | ||
6a919082 | 927 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 928 | { |
4f87da80 | 929 | if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags)) |
6a919082 JH |
930 | return; |
931 | ||
4f87da80 | 932 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
d6bfd59c | 933 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
7d78525d | 934 | |
4f87da80 JH |
935 | /* Non-mgmt controlled devices get this bit set |
936 | * implicitly so that pairing works for them, however | |
937 | * for mgmt we require user-space to explicitly enable | |
938 | * it | |
939 | */ | |
940 | clear_bit(HCI_PAIRABLE, &hdev->dev_flags); | |
7d78525d JH |
941 | } |
942 | ||
0f4e68cf | 943 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 944 | void *data, u16 data_len) |
0381101f | 945 | { |
a38528f1 | 946 | struct mgmt_rp_read_info rp; |
f7b64e69 | 947 | |
bdb6d971 | 948 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 949 | |
09fd0de5 | 950 | hci_dev_lock(hdev); |
f7b64e69 | 951 | |
dc4fe30b JH |
952 | memset(&rp, 0, sizeof(rp)); |
953 | ||
69ab39ea | 954 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 955 | |
69ab39ea | 956 | rp.version = hdev->hci_ver; |
eb55ef07 | 957 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
958 | |
959 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
960 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 961 | |
a38528f1 | 962 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 963 | |
dc4fe30b | 964 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 965 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 966 | |
09fd0de5 | 967 | hci_dev_unlock(hdev); |
0381101f | 968 | |
bdb6d971 | 969 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
04124681 | 970 | sizeof(rp)); |
0381101f JH |
971 | } |
972 | ||
eec8d2bc JH |
973 | static void mgmt_pending_free(struct pending_cmd *cmd) |
974 | { | |
975 | sock_put(cmd->sk); | |
c68fb7ff | 976 | kfree(cmd->param); |
eec8d2bc JH |
977 | kfree(cmd); |
978 | } | |
979 | ||
366a0336 | 980 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
04124681 GP |
981 | struct hci_dev *hdev, void *data, |
982 | u16 len) | |
eec8d2bc JH |
983 | { |
984 | struct pending_cmd *cmd; | |
985 | ||
12b94565 | 986 | cmd = kmalloc(sizeof(*cmd), GFP_KERNEL); |
eec8d2bc | 987 | if (!cmd) |
366a0336 | 988 | return NULL; |
eec8d2bc JH |
989 | |
990 | cmd->opcode = opcode; | |
2e58ef3e | 991 | cmd->index = hdev->id; |
eec8d2bc | 992 | |
12b94565 | 993 | cmd->param = kmalloc(len, GFP_KERNEL); |
c68fb7ff | 994 | if (!cmd->param) { |
eec8d2bc | 995 | kfree(cmd); |
366a0336 | 996 | return NULL; |
eec8d2bc JH |
997 | } |
998 | ||
8fce6357 SJ |
999 | if (data) |
1000 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
1001 | |
1002 | cmd->sk = sk; | |
1003 | sock_hold(sk); | |
1004 | ||
2e58ef3e | 1005 | list_add(&cmd->list, &hdev->mgmt_pending); |
eec8d2bc | 1006 | |
366a0336 | 1007 | return cmd; |
eec8d2bc JH |
1008 | } |
1009 | ||
744cf19e | 1010 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
8fc9ced3 GP |
1011 | void (*cb)(struct pending_cmd *cmd, |
1012 | void *data), | |
04124681 | 1013 | void *data) |
eec8d2bc | 1014 | { |
a3d09356 | 1015 | struct pending_cmd *cmd, *tmp; |
eec8d2bc | 1016 | |
a3d09356 | 1017 | list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) { |
b24752fe | 1018 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
1019 | continue; |
1020 | ||
eec8d2bc JH |
1021 | cb(cmd, data); |
1022 | } | |
1023 | } | |
1024 | ||
a664b5bc | 1025 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 1026 | { |
73f22f62 JH |
1027 | list_del(&cmd->list); |
1028 | mgmt_pending_free(cmd); | |
1029 | } | |
1030 | ||
69ab39ea | 1031 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 1032 | { |
69ab39ea | 1033 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 1034 | |
aee9b218 | 1035 | return cmd_complete(sk, hdev->id, opcode, 0, &settings, |
04124681 | 1036 | sizeof(settings)); |
8680570b JH |
1037 | } |
1038 | ||
8b064a3a JH |
1039 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status) |
1040 | { | |
1041 | BT_DBG("%s status 0x%02x", hdev->name, status); | |
1042 | ||
a3172b7e JH |
1043 | if (hci_conn_count(hdev) == 0) { |
1044 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 1045 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 1046 | } |
8b064a3a JH |
1047 | } |
1048 | ||
1049 | static int clean_up_hci_state(struct hci_dev *hdev) | |
1050 | { | |
1051 | struct hci_request req; | |
1052 | struct hci_conn *conn; | |
1053 | ||
1054 | hci_req_init(&req, hdev); | |
1055 | ||
1056 | if (test_bit(HCI_ISCAN, &hdev->flags) || | |
1057 | test_bit(HCI_PSCAN, &hdev->flags)) { | |
1058 | u8 scan = 0x00; | |
1059 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
1060 | } | |
1061 | ||
1062 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
1063 | disable_advertising(&req); | |
1064 | ||
1065 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) { | |
b1efcc28 | 1066 | hci_req_add_le_scan_disable(&req); |
8b064a3a JH |
1067 | } |
1068 | ||
1069 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { | |
1070 | struct hci_cp_disconnect dc; | |
c9910d0f JH |
1071 | struct hci_cp_reject_conn_req rej; |
1072 | ||
1073 | switch (conn->state) { | |
1074 | case BT_CONNECTED: | |
1075 | case BT_CONFIG: | |
1076 | dc.handle = cpu_to_le16(conn->handle); | |
1077 | dc.reason = 0x15; /* Terminated due to Power Off */ | |
1078 | hci_req_add(&req, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1079 | break; | |
1080 | case BT_CONNECT: | |
1081 | if (conn->type == LE_LINK) | |
1082 | hci_req_add(&req, HCI_OP_LE_CREATE_CONN_CANCEL, | |
1083 | 0, NULL); | |
1084 | else if (conn->type == ACL_LINK) | |
1085 | hci_req_add(&req, HCI_OP_CREATE_CONN_CANCEL, | |
1086 | 6, &conn->dst); | |
1087 | break; | |
1088 | case BT_CONNECT2: | |
1089 | bacpy(&rej.bdaddr, &conn->dst); | |
1090 | rej.reason = 0x15; /* Terminated due to Power Off */ | |
1091 | if (conn->type == ACL_LINK) | |
1092 | hci_req_add(&req, HCI_OP_REJECT_CONN_REQ, | |
1093 | sizeof(rej), &rej); | |
1094 | else if (conn->type == SCO_LINK) | |
1095 | hci_req_add(&req, HCI_OP_REJECT_SYNC_CONN_REQ, | |
1096 | sizeof(rej), &rej); | |
1097 | break; | |
1098 | } | |
8b064a3a JH |
1099 | } |
1100 | ||
1101 | return hci_req_run(&req, clean_up_hci_complete); | |
1102 | } | |
1103 | ||
bdb6d971 | 1104 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1105 | u16 len) |
eec8d2bc | 1106 | { |
650f726d | 1107 | struct mgmt_mode *cp = data; |
366a0336 | 1108 | struct pending_cmd *cmd; |
4b34ee78 | 1109 | int err; |
eec8d2bc | 1110 | |
bdb6d971 | 1111 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 1112 | |
a7e80f25 JH |
1113 | if (cp->val != 0x00 && cp->val != 0x01) |
1114 | return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1115 | MGMT_STATUS_INVALID_PARAMS); | |
1116 | ||
09fd0de5 | 1117 | hci_dev_lock(hdev); |
eec8d2bc | 1118 | |
87b95ba6 JH |
1119 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) { |
1120 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1121 | MGMT_STATUS_BUSY); | |
1122 | goto failed; | |
1123 | } | |
1124 | ||
f0d4b78a MH |
1125 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { |
1126 | cancel_delayed_work(&hdev->power_off); | |
1127 | ||
1128 | if (cp->val) { | |
a1d70450 JH |
1129 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
1130 | data, len); | |
1131 | err = mgmt_powered(hdev, 1); | |
f0d4b78a MH |
1132 | goto failed; |
1133 | } | |
1134 | } | |
1135 | ||
4b34ee78 | 1136 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 1137 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
1138 | goto failed; |
1139 | } | |
1140 | ||
2e58ef3e | 1141 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
1142 | if (!cmd) { |
1143 | err = -ENOMEM; | |
eec8d2bc | 1144 | goto failed; |
366a0336 | 1145 | } |
eec8d2bc | 1146 | |
8b064a3a | 1147 | if (cp->val) { |
19202573 | 1148 | queue_work(hdev->req_workqueue, &hdev->power_on); |
8b064a3a JH |
1149 | err = 0; |
1150 | } else { | |
1151 | /* Disconnect connections, stop scans, etc */ | |
1152 | err = clean_up_hci_state(hdev); | |
a3172b7e JH |
1153 | if (!err) |
1154 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, | |
1155 | HCI_POWER_OFF_TIMEOUT); | |
eec8d2bc | 1156 | |
8b064a3a JH |
1157 | /* ENODATA means there were no HCI commands queued */ |
1158 | if (err == -ENODATA) { | |
a3172b7e | 1159 | cancel_delayed_work(&hdev->power_off); |
8b064a3a JH |
1160 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
1161 | err = 0; | |
1162 | } | |
1163 | } | |
eec8d2bc JH |
1164 | |
1165 | failed: | |
09fd0de5 | 1166 | hci_dev_unlock(hdev); |
366a0336 | 1167 | return err; |
eec8d2bc JH |
1168 | } |
1169 | ||
04124681 GP |
1170 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 data_len, |
1171 | struct sock *skip_sk) | |
beadb2bd JH |
1172 | { |
1173 | struct sk_buff *skb; | |
1174 | struct mgmt_hdr *hdr; | |
1175 | ||
790eff44 | 1176 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_KERNEL); |
beadb2bd JH |
1177 | if (!skb) |
1178 | return -ENOMEM; | |
1179 | ||
1180 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
1181 | hdr->opcode = cpu_to_le16(event); | |
1182 | if (hdev) | |
1183 | hdr->index = cpu_to_le16(hdev->id); | |
1184 | else | |
dcf4adbf | 1185 | hdr->index = cpu_to_le16(MGMT_INDEX_NONE); |
beadb2bd JH |
1186 | hdr->len = cpu_to_le16(data_len); |
1187 | ||
1188 | if (data) | |
1189 | memcpy(skb_put(skb, data_len), data, data_len); | |
1190 | ||
97e0bdeb MH |
1191 | /* Time stamp */ |
1192 | __net_timestamp(skb); | |
1193 | ||
beadb2bd JH |
1194 | hci_send_to_control(skb, skip_sk); |
1195 | kfree_skb(skb); | |
1196 | ||
1197 | return 0; | |
1198 | } | |
1199 | ||
1200 | static int new_settings(struct hci_dev *hdev, struct sock *skip) | |
1201 | { | |
1202 | __le32 ev; | |
1203 | ||
1204 | ev = cpu_to_le32(get_current_settings(hdev)); | |
1205 | ||
1206 | return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip); | |
1207 | } | |
1208 | ||
bd99abdd JH |
1209 | struct cmd_lookup { |
1210 | struct sock *sk; | |
1211 | struct hci_dev *hdev; | |
1212 | u8 mgmt_status; | |
1213 | }; | |
1214 | ||
1215 | static void settings_rsp(struct pending_cmd *cmd, void *data) | |
1216 | { | |
1217 | struct cmd_lookup *match = data; | |
1218 | ||
1219 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1220 | ||
1221 | list_del(&cmd->list); | |
1222 | ||
1223 | if (match->sk == NULL) { | |
1224 | match->sk = cmd->sk; | |
1225 | sock_hold(match->sk); | |
1226 | } | |
1227 | ||
1228 | mgmt_pending_free(cmd); | |
1229 | } | |
1230 | ||
1231 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) | |
1232 | { | |
1233 | u8 *status = data; | |
1234 | ||
1235 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1236 | mgmt_pending_remove(cmd); | |
1237 | } | |
1238 | ||
e6fe7986 JH |
1239 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1240 | { | |
1241 | if (!lmp_bredr_capable(hdev)) | |
1242 | return MGMT_STATUS_NOT_SUPPORTED; | |
1243 | else if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1244 | return MGMT_STATUS_REJECTED; | |
1245 | else | |
1246 | return MGMT_STATUS_SUCCESS; | |
1247 | } | |
1248 | ||
1249 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1250 | { | |
1251 | if (!lmp_le_capable(hdev)) | |
1252 | return MGMT_STATUS_NOT_SUPPORTED; | |
1253 | else if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
1254 | return MGMT_STATUS_REJECTED; | |
1255 | else | |
1256 | return MGMT_STATUS_SUCCESS; | |
1257 | } | |
1258 | ||
bfaf8c9f JH |
1259 | static void set_discoverable_complete(struct hci_dev *hdev, u8 status) |
1260 | { | |
1261 | struct pending_cmd *cmd; | |
1262 | struct mgmt_mode *cp; | |
970ba524 | 1263 | struct hci_request req; |
bfaf8c9f JH |
1264 | bool changed; |
1265 | ||
1266 | BT_DBG("status 0x%02x", status); | |
1267 | ||
1268 | hci_dev_lock(hdev); | |
1269 | ||
1270 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
1271 | if (!cmd) | |
1272 | goto unlock; | |
1273 | ||
1274 | if (status) { | |
1275 | u8 mgmt_err = mgmt_status(status); | |
1276 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
310a3d48 | 1277 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); |
bfaf8c9f JH |
1278 | goto remove_cmd; |
1279 | } | |
1280 | ||
1281 | cp = cmd->param; | |
d4462a07 | 1282 | if (cp->val) { |
bfaf8c9f JH |
1283 | changed = !test_and_set_bit(HCI_DISCOVERABLE, |
1284 | &hdev->dev_flags); | |
d4462a07 MH |
1285 | |
1286 | if (hdev->discov_timeout > 0) { | |
1287 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1288 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
1289 | to); | |
1290 | } | |
1291 | } else { | |
bfaf8c9f JH |
1292 | changed = test_and_clear_bit(HCI_DISCOVERABLE, |
1293 | &hdev->dev_flags); | |
d4462a07 | 1294 | } |
bfaf8c9f JH |
1295 | |
1296 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
1297 | ||
1298 | if (changed) | |
1299 | new_settings(hdev, cmd->sk); | |
1300 | ||
970ba524 MH |
1301 | /* When the discoverable mode gets changed, make sure |
1302 | * that class of device has the limited discoverable | |
1303 | * bit correctly set. | |
1304 | */ | |
1305 | hci_req_init(&req, hdev); | |
1306 | update_class(&req); | |
1307 | hci_req_run(&req, NULL); | |
1308 | ||
bfaf8c9f JH |
1309 | remove_cmd: |
1310 | mgmt_pending_remove(cmd); | |
1311 | ||
1312 | unlock: | |
1313 | hci_dev_unlock(hdev); | |
1314 | } | |
1315 | ||
bdb6d971 | 1316 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1317 | u16 len) |
73f22f62 | 1318 | { |
650f726d | 1319 | struct mgmt_cp_set_discoverable *cp = data; |
366a0336 | 1320 | struct pending_cmd *cmd; |
bfaf8c9f | 1321 | struct hci_request req; |
5e5282bb | 1322 | u16 timeout; |
9a43e25f | 1323 | u8 scan; |
73f22f62 JH |
1324 | int err; |
1325 | ||
bdb6d971 | 1326 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1327 | |
9a43e25f JH |
1328 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1329 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1330 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
9a43e25f | 1331 | MGMT_STATUS_REJECTED); |
33c525c0 | 1332 | |
310a3d48 | 1333 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a7e80f25 JH |
1334 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1335 | MGMT_STATUS_INVALID_PARAMS); | |
1336 | ||
1f350c87 | 1337 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1338 | |
1339 | /* Disabling discoverable requires that no timeout is set, | |
1340 | * and enabling limited discoverable requires a timeout. | |
1341 | */ | |
1342 | if ((cp->val == 0x00 && timeout > 0) || | |
1343 | (cp->val == 0x02 && timeout == 0)) | |
bdb6d971 | 1344 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1345 | MGMT_STATUS_INVALID_PARAMS); |
73f22f62 | 1346 | |
09fd0de5 | 1347 | hci_dev_lock(hdev); |
73f22f62 | 1348 | |
5e5282bb | 1349 | if (!hdev_is_powered(hdev) && timeout > 0) { |
bdb6d971 | 1350 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1351 | MGMT_STATUS_NOT_POWERED); |
73f22f62 JH |
1352 | goto failed; |
1353 | } | |
1354 | ||
2e58ef3e | 1355 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1356 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1357 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1358 | MGMT_STATUS_BUSY); |
73f22f62 JH |
1359 | goto failed; |
1360 | } | |
1361 | ||
5e5282bb | 1362 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) { |
bdb6d971 | 1363 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1364 | MGMT_STATUS_REJECTED); |
5e5282bb JH |
1365 | goto failed; |
1366 | } | |
1367 | ||
1368 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1369 | bool changed = false; |
1370 | ||
310a3d48 MH |
1371 | /* Setting limited discoverable when powered off is |
1372 | * not a valid operation since it requires a timeout | |
1373 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1374 | */ | |
0224d2fa JH |
1375 | if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { |
1376 | change_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1377 | changed = true; | |
1378 | } | |
1379 | ||
5e5282bb | 1380 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1381 | if (err < 0) |
1382 | goto failed; | |
1383 | ||
1384 | if (changed) | |
1385 | err = new_settings(hdev, sk); | |
1386 | ||
5e5282bb JH |
1387 | goto failed; |
1388 | } | |
1389 | ||
310a3d48 MH |
1390 | /* If the current mode is the same, then just update the timeout |
1391 | * value with the new value. And if only the timeout gets updated, | |
1392 | * then no need for any HCI transactions. | |
1393 | */ | |
1394 | if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags) && | |
1395 | (cp->val == 0x02) == test_bit(HCI_LIMITED_DISCOVERABLE, | |
1396 | &hdev->dev_flags)) { | |
36261547 MH |
1397 | cancel_delayed_work(&hdev->discov_off); |
1398 | hdev->discov_timeout = timeout; | |
955638ec | 1399 | |
36261547 MH |
1400 | if (cp->val && hdev->discov_timeout > 0) { |
1401 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
955638ec | 1402 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
36261547 | 1403 | to); |
955638ec MH |
1404 | } |
1405 | ||
69ab39ea | 1406 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1407 | goto failed; |
1408 | } | |
1409 | ||
2e58ef3e | 1410 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1411 | if (!cmd) { |
1412 | err = -ENOMEM; | |
73f22f62 | 1413 | goto failed; |
366a0336 | 1414 | } |
73f22f62 | 1415 | |
310a3d48 MH |
1416 | /* Cancel any potential discoverable timeout that might be |
1417 | * still active and store new timeout value. The arming of | |
1418 | * the timeout happens in the complete handler. | |
1419 | */ | |
1420 | cancel_delayed_work(&hdev->discov_off); | |
1421 | hdev->discov_timeout = timeout; | |
1422 | ||
b456f87c JH |
1423 | /* Limited discoverable mode */ |
1424 | if (cp->val == 0x02) | |
1425 | set_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1426 | else | |
1427 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1428 | ||
bfaf8c9f JH |
1429 | hci_req_init(&req, hdev); |
1430 | ||
9a43e25f JH |
1431 | /* The procedure for LE-only controllers is much simpler - just |
1432 | * update the advertising data. | |
1433 | */ | |
1434 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1435 | goto update_ad; | |
1436 | ||
73f22f62 JH |
1437 | scan = SCAN_PAGE; |
1438 | ||
310a3d48 MH |
1439 | if (cp->val) { |
1440 | struct hci_cp_write_current_iac_lap hci_cp; | |
1441 | ||
1442 | if (cp->val == 0x02) { | |
1443 | /* Limited discoverable mode */ | |
33337dcb | 1444 | hci_cp.num_iac = min_t(u8, hdev->num_iac, 2); |
310a3d48 MH |
1445 | hci_cp.iac_lap[0] = 0x00; /* LIAC */ |
1446 | hci_cp.iac_lap[1] = 0x8b; | |
1447 | hci_cp.iac_lap[2] = 0x9e; | |
1448 | hci_cp.iac_lap[3] = 0x33; /* GIAC */ | |
1449 | hci_cp.iac_lap[4] = 0x8b; | |
1450 | hci_cp.iac_lap[5] = 0x9e; | |
1451 | } else { | |
1452 | /* General discoverable mode */ | |
310a3d48 MH |
1453 | hci_cp.num_iac = 1; |
1454 | hci_cp.iac_lap[0] = 0x33; /* GIAC */ | |
1455 | hci_cp.iac_lap[1] = 0x8b; | |
1456 | hci_cp.iac_lap[2] = 0x9e; | |
1457 | } | |
1458 | ||
1459 | hci_req_add(&req, HCI_OP_WRITE_CURRENT_IAC_LAP, | |
1460 | (hci_cp.num_iac * 3) + 1, &hci_cp); | |
1461 | ||
73f22f62 | 1462 | scan |= SCAN_INQUIRY; |
310a3d48 MH |
1463 | } else { |
1464 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1465 | } | |
73f22f62 | 1466 | |
310a3d48 | 1467 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan); |
bfaf8c9f | 1468 | |
9a43e25f JH |
1469 | update_ad: |
1470 | update_adv_data(&req); | |
1471 | ||
bfaf8c9f | 1472 | err = hci_req_run(&req, set_discoverable_complete); |
73f22f62 | 1473 | if (err < 0) |
a664b5bc | 1474 | mgmt_pending_remove(cmd); |
73f22f62 JH |
1475 | |
1476 | failed: | |
09fd0de5 | 1477 | hci_dev_unlock(hdev); |
73f22f62 JH |
1478 | return err; |
1479 | } | |
1480 | ||
406d7804 JH |
1481 | static void write_fast_connectable(struct hci_request *req, bool enable) |
1482 | { | |
bd98b996 | 1483 | struct hci_dev *hdev = req->hdev; |
406d7804 JH |
1484 | struct hci_cp_write_page_scan_activity acp; |
1485 | u8 type; | |
1486 | ||
547003b1 JH |
1487 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
1488 | return; | |
1489 | ||
4c01f8b8 JH |
1490 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
1491 | return; | |
1492 | ||
406d7804 JH |
1493 | if (enable) { |
1494 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1495 | ||
1496 | /* 160 msec page scan interval */ | |
dcf4adbf | 1497 | acp.interval = cpu_to_le16(0x0100); |
406d7804 JH |
1498 | } else { |
1499 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1500 | ||
1501 | /* default 1.28 sec page scan */ | |
dcf4adbf | 1502 | acp.interval = cpu_to_le16(0x0800); |
406d7804 JH |
1503 | } |
1504 | ||
dcf4adbf | 1505 | acp.window = cpu_to_le16(0x0012); |
406d7804 | 1506 | |
bd98b996 JH |
1507 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
1508 | __cpu_to_le16(hdev->page_scan_window) != acp.window) | |
1509 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1510 | sizeof(acp), &acp); | |
1511 | ||
1512 | if (hdev->page_scan_type != type) | |
1513 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
406d7804 JH |
1514 | } |
1515 | ||
2b76f453 JH |
1516 | static void set_connectable_complete(struct hci_dev *hdev, u8 status) |
1517 | { | |
1518 | struct pending_cmd *cmd; | |
d7b856f9 JH |
1519 | struct mgmt_mode *cp; |
1520 | bool changed; | |
2b76f453 JH |
1521 | |
1522 | BT_DBG("status 0x%02x", status); | |
1523 | ||
1524 | hci_dev_lock(hdev); | |
1525 | ||
1526 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1527 | if (!cmd) | |
1528 | goto unlock; | |
1529 | ||
37438c1f JH |
1530 | if (status) { |
1531 | u8 mgmt_err = mgmt_status(status); | |
1532 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
1533 | goto remove_cmd; | |
1534 | } | |
1535 | ||
d7b856f9 JH |
1536 | cp = cmd->param; |
1537 | if (cp->val) | |
1538 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1539 | else | |
1540 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1541 | ||
2b76f453 JH |
1542 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
1543 | ||
d7b856f9 JH |
1544 | if (changed) |
1545 | new_settings(hdev, cmd->sk); | |
1546 | ||
37438c1f | 1547 | remove_cmd: |
2b76f453 JH |
1548 | mgmt_pending_remove(cmd); |
1549 | ||
1550 | unlock: | |
1551 | hci_dev_unlock(hdev); | |
1552 | } | |
1553 | ||
e8ba3a1f JH |
1554 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1555 | struct sock *sk, u8 val) | |
1556 | { | |
1557 | bool changed = false; | |
1558 | int err; | |
1559 | ||
1560 | if (!!val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
1561 | changed = true; | |
1562 | ||
1563 | if (val) { | |
1564 | set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1565 | } else { | |
1566 | clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1567 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1568 | } | |
1569 | ||
1570 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1571 | if (err < 0) | |
1572 | return err; | |
1573 | ||
1574 | if (changed) | |
1575 | return new_settings(hdev, sk); | |
1576 | ||
1577 | return 0; | |
1578 | } | |
1579 | ||
bdb6d971 | 1580 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1581 | u16 len) |
9fbcbb45 | 1582 | { |
650f726d | 1583 | struct mgmt_mode *cp = data; |
366a0336 | 1584 | struct pending_cmd *cmd; |
2b76f453 | 1585 | struct hci_request req; |
1987fdc7 | 1586 | u8 scan; |
9fbcbb45 JH |
1587 | int err; |
1588 | ||
bdb6d971 | 1589 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1590 | |
1987fdc7 JH |
1591 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1592 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1593 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1987fdc7 | 1594 | MGMT_STATUS_REJECTED); |
33c525c0 | 1595 | |
a7e80f25 JH |
1596 | if (cp->val != 0x00 && cp->val != 0x01) |
1597 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, | |
1598 | MGMT_STATUS_INVALID_PARAMS); | |
1599 | ||
09fd0de5 | 1600 | hci_dev_lock(hdev); |
9fbcbb45 | 1601 | |
4b34ee78 | 1602 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1603 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1604 | goto failed; |
1605 | } | |
1606 | ||
2e58ef3e | 1607 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1608 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1609 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
04124681 | 1610 | MGMT_STATUS_BUSY); |
9fbcbb45 JH |
1611 | goto failed; |
1612 | } | |
1613 | ||
2e58ef3e | 1614 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1615 | if (!cmd) { |
1616 | err = -ENOMEM; | |
9fbcbb45 | 1617 | goto failed; |
366a0336 | 1618 | } |
9fbcbb45 | 1619 | |
9b74246f | 1620 | hci_req_init(&req, hdev); |
9fbcbb45 | 1621 | |
9a43e25f JH |
1622 | /* If BR/EDR is not enabled and we disable advertising as a |
1623 | * by-product of disabling connectable, we need to update the | |
1624 | * advertising flags. | |
1625 | */ | |
1626 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
1627 | if (!cp->val) { | |
1628 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1629 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1630 | } | |
1631 | update_adv_data(&req); | |
1632 | } else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) { | |
9b74246f JH |
1633 | if (cp->val) { |
1634 | scan = SCAN_PAGE; | |
1635 | } else { | |
1636 | scan = 0; | |
1637 | ||
1638 | if (test_bit(HCI_ISCAN, &hdev->flags) && | |
8d6083fe | 1639 | hdev->discov_timeout > 0) |
9b74246f JH |
1640 | cancel_delayed_work(&hdev->discov_off); |
1641 | } | |
2b76f453 | 1642 | |
9b74246f JH |
1643 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
1644 | } | |
2b76f453 | 1645 | |
4c01f8b8 JH |
1646 | /* If we're going from non-connectable to connectable or |
1647 | * vice-versa when fast connectable is enabled ensure that fast | |
1648 | * connectable gets disabled. write_fast_connectable won't do | |
1649 | * anything if the page scan parameters are already what they | |
1650 | * should be. | |
1651 | */ | |
1652 | if (cp->val || test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) | |
e36a3769 JH |
1653 | write_fast_connectable(&req, false); |
1654 | ||
1987fdc7 JH |
1655 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags) && |
1656 | hci_conn_num(hdev, LE_LINK) == 0) { | |
1657 | disable_advertising(&req); | |
1658 | enable_advertising(&req); | |
1659 | } | |
1660 | ||
2b76f453 | 1661 | err = hci_req_run(&req, set_connectable_complete); |
9b74246f | 1662 | if (err < 0) { |
a664b5bc | 1663 | mgmt_pending_remove(cmd); |
9b74246f | 1664 | if (err == -ENODATA) |
a81070ba JH |
1665 | err = set_connectable_update_settings(hdev, sk, |
1666 | cp->val); | |
9b74246f JH |
1667 | goto failed; |
1668 | } | |
9fbcbb45 JH |
1669 | |
1670 | failed: | |
09fd0de5 | 1671 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1672 | return err; |
1673 | } | |
1674 | ||
bdb6d971 | 1675 | static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1676 | u16 len) |
c542a06c | 1677 | { |
650f726d | 1678 | struct mgmt_mode *cp = data; |
55594356 | 1679 | bool changed; |
c542a06c JH |
1680 | int err; |
1681 | ||
bdb6d971 | 1682 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1683 | |
a7e80f25 JH |
1684 | if (cp->val != 0x00 && cp->val != 0x01) |
1685 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PAIRABLE, | |
1686 | MGMT_STATUS_INVALID_PARAMS); | |
1687 | ||
09fd0de5 | 1688 | hci_dev_lock(hdev); |
c542a06c JH |
1689 | |
1690 | if (cp->val) | |
55594356 | 1691 | changed = !test_and_set_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1692 | else |
55594356 | 1693 | changed = test_and_clear_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1694 | |
69ab39ea | 1695 | err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev); |
c542a06c | 1696 | if (err < 0) |
55594356 | 1697 | goto unlock; |
c542a06c | 1698 | |
55594356 MH |
1699 | if (changed) |
1700 | err = new_settings(hdev, sk); | |
c542a06c | 1701 | |
55594356 | 1702 | unlock: |
09fd0de5 | 1703 | hci_dev_unlock(hdev); |
c542a06c JH |
1704 | return err; |
1705 | } | |
1706 | ||
04124681 GP |
1707 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1708 | u16 len) | |
33ef95ed JH |
1709 | { |
1710 | struct mgmt_mode *cp = data; | |
1711 | struct pending_cmd *cmd; | |
e6fe7986 | 1712 | u8 val, status; |
33ef95ed JH |
1713 | int err; |
1714 | ||
bdb6d971 | 1715 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1716 | |
e6fe7986 JH |
1717 | status = mgmt_bredr_support(hdev); |
1718 | if (status) | |
33c525c0 | 1719 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
e6fe7986 | 1720 | status); |
33c525c0 | 1721 | |
a7e80f25 JH |
1722 | if (cp->val != 0x00 && cp->val != 0x01) |
1723 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, | |
1724 | MGMT_STATUS_INVALID_PARAMS); | |
1725 | ||
33ef95ed JH |
1726 | hci_dev_lock(hdev); |
1727 | ||
4b34ee78 | 1728 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1729 | bool changed = false; |
1730 | ||
1731 | if (!!cp->val != test_bit(HCI_LINK_SECURITY, | |
8ce8e2b5 | 1732 | &hdev->dev_flags)) { |
47990ea0 JH |
1733 | change_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
1734 | changed = true; | |
1735 | } | |
1736 | ||
1737 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1738 | if (err < 0) | |
1739 | goto failed; | |
1740 | ||
1741 | if (changed) | |
1742 | err = new_settings(hdev, sk); | |
1743 | ||
33ef95ed JH |
1744 | goto failed; |
1745 | } | |
1746 | ||
1747 | if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { | |
bdb6d971 | 1748 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
04124681 | 1749 | MGMT_STATUS_BUSY); |
33ef95ed JH |
1750 | goto failed; |
1751 | } | |
1752 | ||
1753 | val = !!cp->val; | |
1754 | ||
1755 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1756 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1757 | goto failed; | |
1758 | } | |
1759 | ||
1760 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1761 | if (!cmd) { | |
1762 | err = -ENOMEM; | |
1763 | goto failed; | |
1764 | } | |
1765 | ||
1766 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
1767 | if (err < 0) { | |
1768 | mgmt_pending_remove(cmd); | |
1769 | goto failed; | |
1770 | } | |
1771 | ||
1772 | failed: | |
1773 | hci_dev_unlock(hdev); | |
33ef95ed JH |
1774 | return err; |
1775 | } | |
1776 | ||
bdb6d971 | 1777 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
1778 | { |
1779 | struct mgmt_mode *cp = data; | |
1780 | struct pending_cmd *cmd; | |
72ef0c1a | 1781 | u8 status; |
ed2c4ee3 JH |
1782 | int err; |
1783 | ||
bdb6d971 | 1784 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 1785 | |
cdba5281 MH |
1786 | status = mgmt_bredr_support(hdev); |
1787 | if (status) | |
1788 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); | |
1789 | ||
13ecd8b6 JH |
1790 | if (!lmp_ssp_capable(hdev)) |
1791 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1792 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 1793 | |
a7e80f25 JH |
1794 | if (cp->val != 0x00 && cp->val != 0x01) |
1795 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1796 | MGMT_STATUS_INVALID_PARAMS); | |
1797 | ||
13ecd8b6 | 1798 | hci_dev_lock(hdev); |
6c8f12c1 | 1799 | |
4b34ee78 | 1800 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 1801 | bool changed; |
c0ecddc2 | 1802 | |
9ecb3e24 MH |
1803 | if (cp->val) { |
1804 | changed = !test_and_set_bit(HCI_SSP_ENABLED, | |
1805 | &hdev->dev_flags); | |
1806 | } else { | |
1807 | changed = test_and_clear_bit(HCI_SSP_ENABLED, | |
1808 | &hdev->dev_flags); | |
1809 | if (!changed) | |
1810 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
1811 | &hdev->dev_flags); | |
1812 | else | |
1813 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
c0ecddc2 JH |
1814 | } |
1815 | ||
1816 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1817 | if (err < 0) | |
1818 | goto failed; | |
1819 | ||
1820 | if (changed) | |
1821 | err = new_settings(hdev, sk); | |
1822 | ||
ed2c4ee3 JH |
1823 | goto failed; |
1824 | } | |
1825 | ||
9ecb3e24 MH |
1826 | if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev) || |
1827 | mgmt_pending_find(MGMT_OP_SET_HS, hdev)) { | |
d97dcb66 SJ |
1828 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1829 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
1830 | goto failed; |
1831 | } | |
1832 | ||
72ef0c1a | 1833 | if (!!cp->val == test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
ed2c4ee3 JH |
1834 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
1835 | goto failed; | |
1836 | } | |
1837 | ||
1838 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
1839 | if (!cmd) { | |
1840 | err = -ENOMEM; | |
1841 | goto failed; | |
1842 | } | |
1843 | ||
72ef0c1a | 1844 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
1845 | if (err < 0) { |
1846 | mgmt_pending_remove(cmd); | |
1847 | goto failed; | |
1848 | } | |
1849 | ||
1850 | failed: | |
1851 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
1852 | return err; |
1853 | } | |
1854 | ||
bdb6d971 | 1855 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
1856 | { |
1857 | struct mgmt_mode *cp = data; | |
ee392693 | 1858 | bool changed; |
e6fe7986 | 1859 | u8 status; |
ee392693 | 1860 | int err; |
6d80dfd0 | 1861 | |
bdb6d971 | 1862 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 1863 | |
e6fe7986 JH |
1864 | status = mgmt_bredr_support(hdev); |
1865 | if (status) | |
1866 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); | |
6d80dfd0 | 1867 | |
9ecb3e24 MH |
1868 | if (!lmp_ssp_capable(hdev)) |
1869 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1870 | MGMT_STATUS_NOT_SUPPORTED); | |
1871 | ||
1872 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
1873 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1874 | MGMT_STATUS_REJECTED); | |
1875 | ||
a7e80f25 JH |
1876 | if (cp->val != 0x00 && cp->val != 0x01) |
1877 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1878 | MGMT_STATUS_INVALID_PARAMS); | |
1879 | ||
ee392693 MH |
1880 | hci_dev_lock(hdev); |
1881 | ||
a0cdf960 | 1882 | if (cp->val) { |
ee392693 | 1883 | changed = !test_and_set_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 MH |
1884 | } else { |
1885 | if (hdev_is_powered(hdev)) { | |
1886 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1887 | MGMT_STATUS_REJECTED); | |
1888 | goto unlock; | |
1889 | } | |
1890 | ||
ee392693 | 1891 | changed = test_and_clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 | 1892 | } |
ee392693 MH |
1893 | |
1894 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
1895 | if (err < 0) | |
1896 | goto unlock; | |
1897 | ||
1898 | if (changed) | |
1899 | err = new_settings(hdev, sk); | |
6d80dfd0 | 1900 | |
ee392693 MH |
1901 | unlock: |
1902 | hci_dev_unlock(hdev); | |
1903 | return err; | |
6d80dfd0 JH |
1904 | } |
1905 | ||
416a4ae5 JH |
1906 | static void le_enable_complete(struct hci_dev *hdev, u8 status) |
1907 | { | |
1908 | struct cmd_lookup match = { NULL, hdev }; | |
1909 | ||
1910 | if (status) { | |
1911 | u8 mgmt_err = mgmt_status(status); | |
1912 | ||
1913 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
1914 | &mgmt_err); | |
1915 | return; | |
1916 | } | |
1917 | ||
1918 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
1919 | ||
1920 | new_settings(hdev, match.sk); | |
1921 | ||
1922 | if (match.sk) | |
1923 | sock_put(match.sk); | |
441ad2d0 MH |
1924 | |
1925 | /* Make sure the controller has a good default for | |
1926 | * advertising data. Restrict the update to when LE | |
1927 | * has actually been enabled. During power on, the | |
1928 | * update in powered_update_hci will take care of it. | |
1929 | */ | |
1930 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1931 | struct hci_request req; | |
1932 | ||
1933 | hci_dev_lock(hdev); | |
1934 | ||
1935 | hci_req_init(&req, hdev); | |
5947f4bc | 1936 | update_adv_data(&req); |
f14d8f64 | 1937 | update_scan_rsp_data(&req); |
441ad2d0 MH |
1938 | hci_req_run(&req, NULL); |
1939 | ||
1940 | hci_dev_unlock(hdev); | |
1941 | } | |
416a4ae5 JH |
1942 | } |
1943 | ||
bdb6d971 | 1944 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
1945 | { |
1946 | struct mgmt_mode *cp = data; | |
1947 | struct hci_cp_write_le_host_supported hci_cp; | |
1948 | struct pending_cmd *cmd; | |
416a4ae5 | 1949 | struct hci_request req; |
06199cf8 | 1950 | int err; |
0b60eba1 | 1951 | u8 val, enabled; |
06199cf8 | 1952 | |
bdb6d971 | 1953 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 1954 | |
13ecd8b6 JH |
1955 | if (!lmp_le_capable(hdev)) |
1956 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1957 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 1958 | |
a7e80f25 JH |
1959 | if (cp->val != 0x00 && cp->val != 0x01) |
1960 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1961 | MGMT_STATUS_INVALID_PARAMS); | |
1962 | ||
c73eee91 | 1963 | /* LE-only devices do not allow toggling LE on/off */ |
56f87901 | 1964 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
c73eee91 JH |
1965 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1966 | MGMT_STATUS_REJECTED); | |
1967 | ||
13ecd8b6 | 1968 | hci_dev_lock(hdev); |
06199cf8 JH |
1969 | |
1970 | val = !!cp->val; | |
ffa88e02 | 1971 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 1972 | |
0b60eba1 | 1973 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
1974 | bool changed = false; |
1975 | ||
1976 | if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1977 | change_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
1978 | changed = true; | |
1979 | } | |
1980 | ||
f3d3444a JH |
1981 | if (!val && test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
1982 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
eeca6f89 JH |
1983 | changed = true; |
1984 | } | |
1985 | ||
06199cf8 JH |
1986 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
1987 | if (err < 0) | |
1de028ce | 1988 | goto unlock; |
06199cf8 JH |
1989 | |
1990 | if (changed) | |
1991 | err = new_settings(hdev, sk); | |
1992 | ||
1de028ce | 1993 | goto unlock; |
06199cf8 JH |
1994 | } |
1995 | ||
4375f103 JH |
1996 | if (mgmt_pending_find(MGMT_OP_SET_LE, hdev) || |
1997 | mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
bdb6d971 | 1998 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
04124681 | 1999 | MGMT_STATUS_BUSY); |
1de028ce | 2000 | goto unlock; |
06199cf8 JH |
2001 | } |
2002 | ||
2003 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
2004 | if (!cmd) { | |
2005 | err = -ENOMEM; | |
1de028ce | 2006 | goto unlock; |
06199cf8 JH |
2007 | } |
2008 | ||
441ad2d0 MH |
2009 | hci_req_init(&req, hdev); |
2010 | ||
06199cf8 JH |
2011 | memset(&hci_cp, 0, sizeof(hci_cp)); |
2012 | ||
2013 | if (val) { | |
2014 | hci_cp.le = val; | |
ffa88e02 | 2015 | hci_cp.simul = lmp_le_br_capable(hdev); |
441ad2d0 MH |
2016 | } else { |
2017 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
2018 | disable_advertising(&req); | |
06199cf8 JH |
2019 | } |
2020 | ||
416a4ae5 JH |
2021 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
2022 | &hci_cp); | |
2023 | ||
2024 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 2025 | if (err < 0) |
06199cf8 | 2026 | mgmt_pending_remove(cmd); |
06199cf8 | 2027 | |
1de028ce JH |
2028 | unlock: |
2029 | hci_dev_unlock(hdev); | |
06199cf8 JH |
2030 | return err; |
2031 | } | |
2032 | ||
0cab9c80 JH |
2033 | /* This is a helper function to test for pending mgmt commands that can |
2034 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
2035 | * mgmt command at a time since otherwise we cannot easily track what | |
2036 | * the current values are, will be, and based on that calculate if a new | |
2037 | * HCI command needs to be sent and if yes with what value. | |
2038 | */ | |
2039 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
2040 | { | |
2041 | struct pending_cmd *cmd; | |
2042 | ||
2043 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
2044 | switch (cmd->opcode) { | |
2045 | case MGMT_OP_ADD_UUID: | |
2046 | case MGMT_OP_REMOVE_UUID: | |
2047 | case MGMT_OP_SET_DEV_CLASS: | |
2048 | case MGMT_OP_SET_POWERED: | |
2049 | return true; | |
2050 | } | |
2051 | } | |
2052 | ||
2053 | return false; | |
2054 | } | |
2055 | ||
83be8eca JH |
2056 | static const u8 bluetooth_base_uuid[] = { |
2057 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
2058 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2059 | }; | |
2060 | ||
2061 | static u8 get_uuid_size(const u8 *uuid) | |
2062 | { | |
2063 | u32 val; | |
2064 | ||
2065 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
2066 | return 128; | |
2067 | ||
2068 | val = get_unaligned_le32(&uuid[12]); | |
2069 | if (val > 0xffff) | |
2070 | return 32; | |
2071 | ||
2072 | return 16; | |
2073 | } | |
2074 | ||
92da6097 JH |
2075 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
2076 | { | |
2077 | struct pending_cmd *cmd; | |
2078 | ||
2079 | hci_dev_lock(hdev); | |
2080 | ||
2081 | cmd = mgmt_pending_find(mgmt_op, hdev); | |
2082 | if (!cmd) | |
2083 | goto unlock; | |
2084 | ||
2085 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
2086 | hdev->dev_class, 3); | |
2087 | ||
2088 | mgmt_pending_remove(cmd); | |
2089 | ||
2090 | unlock: | |
2091 | hci_dev_unlock(hdev); | |
2092 | } | |
2093 | ||
2094 | static void add_uuid_complete(struct hci_dev *hdev, u8 status) | |
2095 | { | |
2096 | BT_DBG("status 0x%02x", status); | |
2097 | ||
2098 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
2099 | } | |
2100 | ||
bdb6d971 | 2101 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 2102 | { |
650f726d | 2103 | struct mgmt_cp_add_uuid *cp = data; |
90e70454 | 2104 | struct pending_cmd *cmd; |
890ea898 | 2105 | struct hci_request req; |
2aeb9a1a | 2106 | struct bt_uuid *uuid; |
2aeb9a1a JH |
2107 | int err; |
2108 | ||
bdb6d971 | 2109 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2110 | |
09fd0de5 | 2111 | hci_dev_lock(hdev); |
2aeb9a1a | 2112 | |
0cab9c80 | 2113 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2114 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
04124681 | 2115 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2116 | goto failed; |
2117 | } | |
2118 | ||
92c4c204 | 2119 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
2120 | if (!uuid) { |
2121 | err = -ENOMEM; | |
2122 | goto failed; | |
2123 | } | |
2124 | ||
2125 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 2126 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 2127 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 2128 | |
de66aa63 | 2129 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 2130 | |
890ea898 | 2131 | hci_req_init(&req, hdev); |
1aff6f09 | 2132 | |
890ea898 JH |
2133 | update_class(&req); |
2134 | update_eir(&req); | |
2135 | ||
92da6097 JH |
2136 | err = hci_req_run(&req, add_uuid_complete); |
2137 | if (err < 0) { | |
2138 | if (err != -ENODATA) | |
2139 | goto failed; | |
80a1e1db | 2140 | |
bdb6d971 | 2141 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
04124681 | 2142 | hdev->dev_class, 3); |
90e70454 JH |
2143 | goto failed; |
2144 | } | |
2145 | ||
2146 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 2147 | if (!cmd) { |
90e70454 | 2148 | err = -ENOMEM; |
890ea898 JH |
2149 | goto failed; |
2150 | } | |
2151 | ||
2152 | err = 0; | |
2aeb9a1a JH |
2153 | |
2154 | failed: | |
09fd0de5 | 2155 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2156 | return err; |
2157 | } | |
2158 | ||
24b78d0f JH |
2159 | static bool enable_service_cache(struct hci_dev *hdev) |
2160 | { | |
2161 | if (!hdev_is_powered(hdev)) | |
2162 | return false; | |
2163 | ||
2164 | if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { | |
46818ed5 JH |
2165 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
2166 | CACHE_TIMEOUT); | |
24b78d0f JH |
2167 | return true; |
2168 | } | |
2169 | ||
2170 | return false; | |
2171 | } | |
2172 | ||
92da6097 JH |
2173 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status) |
2174 | { | |
2175 | BT_DBG("status 0x%02x", status); | |
2176 | ||
2177 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
2178 | } | |
2179 | ||
bdb6d971 | 2180 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2181 | u16 len) |
2aeb9a1a | 2182 | { |
650f726d | 2183 | struct mgmt_cp_remove_uuid *cp = data; |
90e70454 | 2184 | struct pending_cmd *cmd; |
056341c8 | 2185 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 2186 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 2187 | struct hci_request req; |
2aeb9a1a JH |
2188 | int err, found; |
2189 | ||
bdb6d971 | 2190 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2191 | |
09fd0de5 | 2192 | hci_dev_lock(hdev); |
2aeb9a1a | 2193 | |
0cab9c80 | 2194 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2195 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2196 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2197 | goto unlock; |
2198 | } | |
2199 | ||
2aeb9a1a | 2200 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
35f7498a | 2201 | hci_uuids_clear(hdev); |
4004b6d9 | 2202 | |
24b78d0f | 2203 | if (enable_service_cache(hdev)) { |
bdb6d971 | 2204 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2205 | 0, hdev->dev_class, 3); |
24b78d0f JH |
2206 | goto unlock; |
2207 | } | |
4004b6d9 | 2208 | |
9246a869 | 2209 | goto update_class; |
2aeb9a1a JH |
2210 | } |
2211 | ||
2212 | found = 0; | |
2213 | ||
056341c8 | 2214 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
2215 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
2216 | continue; | |
2217 | ||
2218 | list_del(&match->list); | |
482049f7 | 2219 | kfree(match); |
2aeb9a1a JH |
2220 | found++; |
2221 | } | |
2222 | ||
2223 | if (found == 0) { | |
bdb6d971 | 2224 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2225 | MGMT_STATUS_INVALID_PARAMS); |
2aeb9a1a JH |
2226 | goto unlock; |
2227 | } | |
2228 | ||
9246a869 | 2229 | update_class: |
890ea898 | 2230 | hci_req_init(&req, hdev); |
1aff6f09 | 2231 | |
890ea898 JH |
2232 | update_class(&req); |
2233 | update_eir(&req); | |
2234 | ||
92da6097 JH |
2235 | err = hci_req_run(&req, remove_uuid_complete); |
2236 | if (err < 0) { | |
2237 | if (err != -ENODATA) | |
2238 | goto unlock; | |
80a1e1db | 2239 | |
bdb6d971 | 2240 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
04124681 | 2241 | hdev->dev_class, 3); |
90e70454 JH |
2242 | goto unlock; |
2243 | } | |
2244 | ||
2245 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 2246 | if (!cmd) { |
90e70454 | 2247 | err = -ENOMEM; |
890ea898 JH |
2248 | goto unlock; |
2249 | } | |
2250 | ||
2251 | err = 0; | |
2aeb9a1a JH |
2252 | |
2253 | unlock: | |
09fd0de5 | 2254 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2255 | return err; |
2256 | } | |
2257 | ||
92da6097 JH |
2258 | static void set_class_complete(struct hci_dev *hdev, u8 status) |
2259 | { | |
2260 | BT_DBG("status 0x%02x", status); | |
2261 | ||
2262 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
2263 | } | |
2264 | ||
bdb6d971 | 2265 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2266 | u16 len) |
1aff6f09 | 2267 | { |
650f726d | 2268 | struct mgmt_cp_set_dev_class *cp = data; |
90e70454 | 2269 | struct pending_cmd *cmd; |
890ea898 | 2270 | struct hci_request req; |
1aff6f09 JH |
2271 | int err; |
2272 | ||
bdb6d971 | 2273 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 2274 | |
6203fc98 | 2275 | if (!lmp_bredr_capable(hdev)) |
13ecd8b6 JH |
2276 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2277 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2278 | |
0cab9c80 | 2279 | hci_dev_lock(hdev); |
ee98f473 | 2280 | |
0cab9c80 JH |
2281 | if (pending_eir_or_class(hdev)) { |
2282 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2283 | MGMT_STATUS_BUSY); | |
2284 | goto unlock; | |
2285 | } | |
c95f0ba7 | 2286 | |
0cab9c80 JH |
2287 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
2288 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2289 | MGMT_STATUS_INVALID_PARAMS); | |
2290 | goto unlock; | |
2291 | } | |
575b3a02 | 2292 | |
932f5ff5 JH |
2293 | hdev->major_class = cp->major; |
2294 | hdev->minor_class = cp->minor; | |
2295 | ||
b5235a65 | 2296 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2297 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2298 | hdev->dev_class, 3); |
b5235a65 JH |
2299 | goto unlock; |
2300 | } | |
2301 | ||
890ea898 JH |
2302 | hci_req_init(&req, hdev); |
2303 | ||
a8b2d5c2 | 2304 | if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { |
7d78525d JH |
2305 | hci_dev_unlock(hdev); |
2306 | cancel_delayed_work_sync(&hdev->service_cache); | |
2307 | hci_dev_lock(hdev); | |
890ea898 | 2308 | update_eir(&req); |
7d78525d | 2309 | } |
14c0b608 | 2310 | |
890ea898 JH |
2311 | update_class(&req); |
2312 | ||
92da6097 JH |
2313 | err = hci_req_run(&req, set_class_complete); |
2314 | if (err < 0) { | |
2315 | if (err != -ENODATA) | |
2316 | goto unlock; | |
1aff6f09 | 2317 | |
bdb6d971 | 2318 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2319 | hdev->dev_class, 3); |
90e70454 JH |
2320 | goto unlock; |
2321 | } | |
2322 | ||
2323 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2324 | if (!cmd) { |
90e70454 | 2325 | err = -ENOMEM; |
890ea898 JH |
2326 | goto unlock; |
2327 | } | |
2328 | ||
2329 | err = 0; | |
1aff6f09 | 2330 | |
b5235a65 | 2331 | unlock: |
09fd0de5 | 2332 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2333 | return err; |
2334 | } | |
2335 | ||
bdb6d971 | 2336 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2337 | u16 len) |
55ed8ca1 | 2338 | { |
650f726d | 2339 | struct mgmt_cp_load_link_keys *cp = data; |
4e51eae9 | 2340 | u16 key_count, expected_len; |
b1de97d8 | 2341 | bool changed; |
a492cd52 | 2342 | int i; |
55ed8ca1 | 2343 | |
9060d5cf MH |
2344 | BT_DBG("request for %s", hdev->name); |
2345 | ||
2346 | if (!lmp_bredr_capable(hdev)) | |
2347 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2348 | MGMT_STATUS_NOT_SUPPORTED); | |
2349 | ||
1f350c87 | 2350 | key_count = __le16_to_cpu(cp->key_count); |
55ed8ca1 | 2351 | |
86742e1e JH |
2352 | expected_len = sizeof(*cp) + key_count * |
2353 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2354 | if (expected_len != len) { |
86742e1e | 2355 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
2606ecbc | 2356 | expected_len, len); |
bdb6d971 | 2357 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
04124681 | 2358 | MGMT_STATUS_INVALID_PARAMS); |
55ed8ca1 JH |
2359 | } |
2360 | ||
4ae14301 JH |
2361 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
2362 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2363 | MGMT_STATUS_INVALID_PARAMS); | |
2364 | ||
bdb6d971 | 2365 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2366 | key_count); |
55ed8ca1 | 2367 | |
4ee71b20 JH |
2368 | for (i = 0; i < key_count; i++) { |
2369 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2370 | ||
8e991132 | 2371 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
4ee71b20 JH |
2372 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2373 | MGMT_STATUS_INVALID_PARAMS); | |
2374 | } | |
2375 | ||
09fd0de5 | 2376 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2377 | |
2378 | hci_link_keys_clear(hdev); | |
2379 | ||
55ed8ca1 | 2380 | if (cp->debug_keys) |
b1de97d8 | 2381 | changed = !test_and_set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
55ed8ca1 | 2382 | else |
b1de97d8 MH |
2383 | changed = test_and_clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
2384 | ||
2385 | if (changed) | |
2386 | new_settings(hdev, NULL); | |
55ed8ca1 | 2387 | |
a492cd52 | 2388 | for (i = 0; i < key_count; i++) { |
86742e1e | 2389 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2390 | |
d753fdc4 | 2391 | hci_add_link_key(hdev, NULL, 0, &key->addr.bdaddr, key->val, |
04124681 | 2392 | key->type, key->pin_len); |
55ed8ca1 JH |
2393 | } |
2394 | ||
bdb6d971 | 2395 | cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2396 | |
09fd0de5 | 2397 | hci_dev_unlock(hdev); |
55ed8ca1 | 2398 | |
a492cd52 | 2399 | return 0; |
55ed8ca1 JH |
2400 | } |
2401 | ||
b1078ad0 | 2402 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2403 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2404 | { |
2405 | struct mgmt_ev_device_unpaired ev; | |
2406 | ||
2407 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2408 | ev.addr.type = addr_type; | |
2409 | ||
2410 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2411 | skip_sk); |
b1078ad0 JH |
2412 | } |
2413 | ||
bdb6d971 | 2414 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2415 | u16 len) |
55ed8ca1 | 2416 | { |
124f6e35 JH |
2417 | struct mgmt_cp_unpair_device *cp = data; |
2418 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
2419 | struct hci_cp_disconnect dc; |
2420 | struct pending_cmd *cmd; | |
55ed8ca1 | 2421 | struct hci_conn *conn; |
55ed8ca1 JH |
2422 | int err; |
2423 | ||
a8a1d19e | 2424 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2425 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2426 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2427 | |
4ee71b20 JH |
2428 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2429 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2430 | MGMT_STATUS_INVALID_PARAMS, | |
2431 | &rp, sizeof(rp)); | |
2432 | ||
118da70b JH |
2433 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2434 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2435 | MGMT_STATUS_INVALID_PARAMS, | |
2436 | &rp, sizeof(rp)); | |
2437 | ||
4ee71b20 JH |
2438 | hci_dev_lock(hdev); |
2439 | ||
86a8cfc6 | 2440 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2441 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2442 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); |
86a8cfc6 JH |
2443 | goto unlock; |
2444 | } | |
2445 | ||
e0b2b27e | 2446 | if (cp->addr.type == BDADDR_BREDR) { |
124f6e35 | 2447 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
e0b2b27e JH |
2448 | } else { |
2449 | u8 addr_type; | |
2450 | ||
2451 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
2452 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2453 | else | |
2454 | addr_type = ADDR_LE_DEV_RANDOM; | |
2455 | ||
a7ec7338 JH |
2456 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); |
2457 | ||
a9b0a04c AG |
2458 | hci_conn_params_del(hdev, &cp->addr.bdaddr, addr_type); |
2459 | ||
e0b2b27e JH |
2460 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); |
2461 | } | |
b0dbfb46 | 2462 | |
55ed8ca1 | 2463 | if (err < 0) { |
bdb6d971 | 2464 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2465 | MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); |
55ed8ca1 JH |
2466 | goto unlock; |
2467 | } | |
2468 | ||
86a8cfc6 | 2469 | if (cp->disconnect) { |
591f47f3 | 2470 | if (cp->addr.type == BDADDR_BREDR) |
86a8cfc6 | 2471 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
8ce8e2b5 | 2472 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2473 | else |
2474 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, | |
8ce8e2b5 | 2475 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2476 | } else { |
2477 | conn = NULL; | |
2478 | } | |
124f6e35 | 2479 | |
a8a1d19e | 2480 | if (!conn) { |
bdb6d971 | 2481 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
04124681 | 2482 | &rp, sizeof(rp)); |
b1078ad0 | 2483 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2484 | goto unlock; |
2485 | } | |
55ed8ca1 | 2486 | |
124f6e35 | 2487 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2488 | sizeof(*cp)); |
a8a1d19e JH |
2489 | if (!cmd) { |
2490 | err = -ENOMEM; | |
2491 | goto unlock; | |
55ed8ca1 JH |
2492 | } |
2493 | ||
eb55ef07 | 2494 | dc.handle = cpu_to_le16(conn->handle); |
a8a1d19e JH |
2495 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
2496 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2497 | if (err < 0) | |
2498 | mgmt_pending_remove(cmd); | |
2499 | ||
55ed8ca1 | 2500 | unlock: |
09fd0de5 | 2501 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2502 | return err; |
2503 | } | |
2504 | ||
bdb6d971 | 2505 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2506 | u16 len) |
8962ee74 | 2507 | { |
650f726d | 2508 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2509 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2510 | struct hci_cp_disconnect dc; |
366a0336 | 2511 | struct pending_cmd *cmd; |
8962ee74 | 2512 | struct hci_conn *conn; |
8962ee74 JH |
2513 | int err; |
2514 | ||
2515 | BT_DBG(""); | |
2516 | ||
06a63b19 JH |
2517 | memset(&rp, 0, sizeof(rp)); |
2518 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2519 | rp.addr.type = cp->addr.type; | |
2520 | ||
4ee71b20 | 2521 | if (!bdaddr_type_is_valid(cp->addr.type)) |
06a63b19 JH |
2522 | return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2523 | MGMT_STATUS_INVALID_PARAMS, | |
2524 | &rp, sizeof(rp)); | |
4ee71b20 | 2525 | |
09fd0de5 | 2526 | hci_dev_lock(hdev); |
8962ee74 JH |
2527 | |
2528 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
06a63b19 JH |
2529 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2530 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
8962ee74 JH |
2531 | goto failed; |
2532 | } | |
2533 | ||
2e58ef3e | 2534 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) { |
06a63b19 JH |
2535 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2536 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2537 | goto failed; |
2538 | } | |
2539 | ||
591f47f3 | 2540 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2541 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2542 | &cp->addr.bdaddr); | |
88c3df13 JH |
2543 | else |
2544 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 2545 | |
f960727e | 2546 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
06a63b19 JH |
2547 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2548 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
8962ee74 JH |
2549 | goto failed; |
2550 | } | |
2551 | ||
2e58ef3e | 2552 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2553 | if (!cmd) { |
2554 | err = -ENOMEM; | |
8962ee74 | 2555 | goto failed; |
366a0336 | 2556 | } |
8962ee74 | 2557 | |
eb55ef07 | 2558 | dc.handle = cpu_to_le16(conn->handle); |
3701f944 | 2559 | dc.reason = HCI_ERROR_REMOTE_USER_TERM; |
8962ee74 JH |
2560 | |
2561 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2562 | if (err < 0) | |
a664b5bc | 2563 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2564 | |
2565 | failed: | |
09fd0de5 | 2566 | hci_dev_unlock(hdev); |
8962ee74 JH |
2567 | return err; |
2568 | } | |
2569 | ||
57c1477c | 2570 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2571 | { |
2572 | switch (link_type) { | |
2573 | case LE_LINK: | |
48264f06 JH |
2574 | switch (addr_type) { |
2575 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2576 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2577 | |
48264f06 | 2578 | default: |
0ed09148 | 2579 | /* Fallback to LE Random address type */ |
591f47f3 | 2580 | return BDADDR_LE_RANDOM; |
48264f06 | 2581 | } |
0ed09148 | 2582 | |
4c659c39 | 2583 | default: |
0ed09148 | 2584 | /* Fallback to BR/EDR type */ |
591f47f3 | 2585 | return BDADDR_BREDR; |
4c659c39 JH |
2586 | } |
2587 | } | |
2588 | ||
04124681 GP |
2589 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2590 | u16 data_len) | |
2784eb41 | 2591 | { |
2784eb41 | 2592 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2593 | struct hci_conn *c; |
a38528f1 | 2594 | size_t rp_len; |
60fc5fb6 JH |
2595 | int err; |
2596 | u16 i; | |
2784eb41 JH |
2597 | |
2598 | BT_DBG(""); | |
2599 | ||
09fd0de5 | 2600 | hci_dev_lock(hdev); |
2784eb41 | 2601 | |
5f97c1df | 2602 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2603 | err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
04124681 | 2604 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2605 | goto unlock; |
2606 | } | |
2607 | ||
60fc5fb6 | 2608 | i = 0; |
b644ba33 JH |
2609 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2610 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2611 | i++; |
2784eb41 JH |
2612 | } |
2613 | ||
60fc5fb6 | 2614 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2615 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2616 | if (!rp) { |
2784eb41 JH |
2617 | err = -ENOMEM; |
2618 | goto unlock; | |
2619 | } | |
2620 | ||
2784eb41 | 2621 | i = 0; |
4c659c39 | 2622 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2623 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2624 | continue; | |
4c659c39 | 2625 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2626 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2627 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2628 | continue; |
2629 | i++; | |
2630 | } | |
2631 | ||
eb55ef07 | 2632 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2633 | |
4c659c39 JH |
2634 | /* Recalculate length in case of filtered SCO connections, etc */ |
2635 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2636 | |
bdb6d971 | 2637 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
04124681 | 2638 | rp_len); |
2784eb41 | 2639 | |
a38528f1 | 2640 | kfree(rp); |
5f97c1df JH |
2641 | |
2642 | unlock: | |
09fd0de5 | 2643 | hci_dev_unlock(hdev); |
2784eb41 JH |
2644 | return err; |
2645 | } | |
2646 | ||
bdb6d971 | 2647 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2648 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 WR |
2649 | { |
2650 | struct pending_cmd *cmd; | |
2651 | int err; | |
2652 | ||
2e58ef3e | 2653 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2654 | sizeof(*cp)); |
96d97a67 WR |
2655 | if (!cmd) |
2656 | return -ENOMEM; | |
2657 | ||
d8457698 | 2658 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2659 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2660 | if (err < 0) |
2661 | mgmt_pending_remove(cmd); | |
2662 | ||
2663 | return err; | |
2664 | } | |
2665 | ||
bdb6d971 | 2666 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2667 | u16 len) |
980e1a53 | 2668 | { |
96d97a67 | 2669 | struct hci_conn *conn; |
650f726d | 2670 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2671 | struct hci_cp_pin_code_reply reply; |
366a0336 | 2672 | struct pending_cmd *cmd; |
980e1a53 JH |
2673 | int err; |
2674 | ||
2675 | BT_DBG(""); | |
2676 | ||
09fd0de5 | 2677 | hci_dev_lock(hdev); |
980e1a53 | 2678 | |
4b34ee78 | 2679 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2680 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2681 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
2682 | goto failed; |
2683 | } | |
2684 | ||
d8457698 | 2685 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2686 | if (!conn) { |
bdb6d971 | 2687 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2688 | MGMT_STATUS_NOT_CONNECTED); |
96d97a67 WR |
2689 | goto failed; |
2690 | } | |
2691 | ||
2692 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2693 | struct mgmt_cp_pin_code_neg_reply ncp; |
2694 | ||
2695 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2696 | |
2697 | BT_ERR("PIN code is not 16 bytes long"); | |
2698 | ||
bdb6d971 | 2699 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2700 | if (err >= 0) |
bdb6d971 | 2701 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2702 | MGMT_STATUS_INVALID_PARAMS); |
96d97a67 WR |
2703 | |
2704 | goto failed; | |
2705 | } | |
2706 | ||
00abfe44 | 2707 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2708 | if (!cmd) { |
2709 | err = -ENOMEM; | |
980e1a53 | 2710 | goto failed; |
366a0336 | 2711 | } |
980e1a53 | 2712 | |
d8457698 | 2713 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 2714 | reply.pin_len = cp->pin_len; |
24718ca5 | 2715 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
2716 | |
2717 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
2718 | if (err < 0) | |
a664b5bc | 2719 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2720 | |
2721 | failed: | |
09fd0de5 | 2722 | hci_dev_unlock(hdev); |
980e1a53 JH |
2723 | return err; |
2724 | } | |
2725 | ||
04124681 GP |
2726 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
2727 | u16 len) | |
17fa4b9d | 2728 | { |
650f726d | 2729 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
2730 | |
2731 | BT_DBG(""); | |
2732 | ||
09fd0de5 | 2733 | hci_dev_lock(hdev); |
17fa4b9d JH |
2734 | |
2735 | hdev->io_capability = cp->io_capability; | |
2736 | ||
2737 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 2738 | hdev->io_capability); |
17fa4b9d | 2739 | |
09fd0de5 | 2740 | hci_dev_unlock(hdev); |
17fa4b9d | 2741 | |
04124681 GP |
2742 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL, |
2743 | 0); | |
17fa4b9d JH |
2744 | } |
2745 | ||
6039aa73 | 2746 | static struct pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
2747 | { |
2748 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 2749 | struct pending_cmd *cmd; |
e9a416b5 | 2750 | |
2e58ef3e | 2751 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
2752 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
2753 | continue; | |
2754 | ||
e9a416b5 JH |
2755 | if (cmd->user_data != conn) |
2756 | continue; | |
2757 | ||
2758 | return cmd; | |
2759 | } | |
2760 | ||
2761 | return NULL; | |
2762 | } | |
2763 | ||
2764 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
2765 | { | |
2766 | struct mgmt_rp_pair_device rp; | |
2767 | struct hci_conn *conn = cmd->user_data; | |
2768 | ||
61b1a7fb JH |
2769 | bacpy(&rp.addr.bdaddr, &conn->dst); |
2770 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
e9a416b5 | 2771 | |
aee9b218 | 2772 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, |
04124681 | 2773 | &rp, sizeof(rp)); |
e9a416b5 JH |
2774 | |
2775 | /* So we don't get further callbacks for this connection */ | |
2776 | conn->connect_cfm_cb = NULL; | |
2777 | conn->security_cfm_cb = NULL; | |
2778 | conn->disconn_cfm_cb = NULL; | |
2779 | ||
76a68ba0 | 2780 | hci_conn_drop(conn); |
e9a416b5 | 2781 | |
a664b5bc | 2782 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
2783 | } |
2784 | ||
f4a407be JH |
2785 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
2786 | { | |
2787 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; | |
2788 | struct pending_cmd *cmd; | |
2789 | ||
2790 | cmd = find_pairing(conn); | |
2791 | if (cmd) | |
2792 | pairing_complete(cmd, status); | |
2793 | } | |
2794 | ||
e9a416b5 JH |
2795 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
2796 | { | |
2797 | struct pending_cmd *cmd; | |
2798 | ||
2799 | BT_DBG("status %u", status); | |
2800 | ||
2801 | cmd = find_pairing(conn); | |
56e5cb86 | 2802 | if (!cmd) |
e9a416b5 | 2803 | BT_DBG("Unable to find a pending command"); |
56e5cb86 | 2804 | else |
e211326c | 2805 | pairing_complete(cmd, mgmt_status(status)); |
e9a416b5 JH |
2806 | } |
2807 | ||
f4a407be | 2808 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
4c47d739 VA |
2809 | { |
2810 | struct pending_cmd *cmd; | |
2811 | ||
2812 | BT_DBG("status %u", status); | |
2813 | ||
2814 | if (!status) | |
2815 | return; | |
2816 | ||
2817 | cmd = find_pairing(conn); | |
2818 | if (!cmd) | |
2819 | BT_DBG("Unable to find a pending command"); | |
2820 | else | |
2821 | pairing_complete(cmd, mgmt_status(status)); | |
2822 | } | |
2823 | ||
bdb6d971 | 2824 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2825 | u16 len) |
e9a416b5 | 2826 | { |
650f726d | 2827 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 2828 | struct mgmt_rp_pair_device rp; |
e9a416b5 JH |
2829 | struct pending_cmd *cmd; |
2830 | u8 sec_level, auth_type; | |
2831 | struct hci_conn *conn; | |
e9a416b5 JH |
2832 | int err; |
2833 | ||
2834 | BT_DBG(""); | |
2835 | ||
f950a30e SJ |
2836 | memset(&rp, 0, sizeof(rp)); |
2837 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2838 | rp.addr.type = cp->addr.type; | |
2839 | ||
4ee71b20 JH |
2840 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2841 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
2842 | MGMT_STATUS_INVALID_PARAMS, | |
2843 | &rp, sizeof(rp)); | |
2844 | ||
09fd0de5 | 2845 | hci_dev_lock(hdev); |
e9a416b5 | 2846 | |
5f97c1df | 2847 | if (!hdev_is_powered(hdev)) { |
f950a30e SJ |
2848 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2849 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5f97c1df JH |
2850 | goto unlock; |
2851 | } | |
2852 | ||
c908df36 | 2853 | sec_level = BT_SECURITY_MEDIUM; |
6fd6b915 | 2854 | auth_type = HCI_AT_DEDICATED_BONDING; |
e9a416b5 | 2855 | |
6f77d8c7 | 2856 | if (cp->addr.type == BDADDR_BREDR) { |
04a6c589 AG |
2857 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
2858 | auth_type); | |
6f77d8c7 AG |
2859 | } else { |
2860 | u8 addr_type; | |
2861 | ||
2862 | /* Convert from L2CAP channel address type to HCI address type | |
2863 | */ | |
2864 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
2865 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2866 | else | |
2867 | addr_type = ADDR_LE_DEV_RANDOM; | |
2868 | ||
2869 | conn = hci_connect_le(hdev, &cp->addr.bdaddr, addr_type, | |
04a6c589 | 2870 | sec_level, auth_type); |
6f77d8c7 | 2871 | } |
7a512d01 | 2872 | |
30e76272 | 2873 | if (IS_ERR(conn)) { |
489dc48e AK |
2874 | int status; |
2875 | ||
2876 | if (PTR_ERR(conn) == -EBUSY) | |
2877 | status = MGMT_STATUS_BUSY; | |
2878 | else | |
2879 | status = MGMT_STATUS_CONNECT_FAILED; | |
2880 | ||
bdb6d971 | 2881 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
489dc48e | 2882 | status, &rp, |
04124681 | 2883 | sizeof(rp)); |
e9a416b5 JH |
2884 | goto unlock; |
2885 | } | |
2886 | ||
2887 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 2888 | hci_conn_drop(conn); |
bdb6d971 | 2889 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
04124681 | 2890 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
e9a416b5 JH |
2891 | goto unlock; |
2892 | } | |
2893 | ||
2e58ef3e | 2894 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
2895 | if (!cmd) { |
2896 | err = -ENOMEM; | |
76a68ba0 | 2897 | hci_conn_drop(conn); |
e9a416b5 JH |
2898 | goto unlock; |
2899 | } | |
2900 | ||
7a512d01 | 2901 | /* For LE, just connecting isn't a proof that the pairing finished */ |
f4a407be | 2902 | if (cp->addr.type == BDADDR_BREDR) { |
7a512d01 | 2903 | conn->connect_cfm_cb = pairing_complete_cb; |
f4a407be JH |
2904 | conn->security_cfm_cb = pairing_complete_cb; |
2905 | conn->disconn_cfm_cb = pairing_complete_cb; | |
2906 | } else { | |
2907 | conn->connect_cfm_cb = le_pairing_complete_cb; | |
2908 | conn->security_cfm_cb = le_pairing_complete_cb; | |
2909 | conn->disconn_cfm_cb = le_pairing_complete_cb; | |
2910 | } | |
7a512d01 | 2911 | |
e9a416b5 JH |
2912 | conn->io_capability = cp->io_cap; |
2913 | cmd->user_data = conn; | |
2914 | ||
2915 | if (conn->state == BT_CONNECTED && | |
8ce8e2b5 | 2916 | hci_conn_security(conn, sec_level, auth_type)) |
e9a416b5 JH |
2917 | pairing_complete(cmd, 0); |
2918 | ||
2919 | err = 0; | |
2920 | ||
2921 | unlock: | |
09fd0de5 | 2922 | hci_dev_unlock(hdev); |
e9a416b5 JH |
2923 | return err; |
2924 | } | |
2925 | ||
04124681 GP |
2926 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
2927 | u16 len) | |
28424707 | 2928 | { |
0f4e68cf | 2929 | struct mgmt_addr_info *addr = data; |
28424707 JH |
2930 | struct pending_cmd *cmd; |
2931 | struct hci_conn *conn; | |
2932 | int err; | |
2933 | ||
2934 | BT_DBG(""); | |
2935 | ||
28424707 JH |
2936 | hci_dev_lock(hdev); |
2937 | ||
5f97c1df | 2938 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2939 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2940 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2941 | goto unlock; |
2942 | } | |
2943 | ||
28424707 JH |
2944 | cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
2945 | if (!cmd) { | |
bdb6d971 | 2946 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2947 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
2948 | goto unlock; |
2949 | } | |
2950 | ||
2951 | conn = cmd->user_data; | |
2952 | ||
2953 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
bdb6d971 | 2954 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2955 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
2956 | goto unlock; |
2957 | } | |
2958 | ||
2959 | pairing_complete(cmd, MGMT_STATUS_CANCELLED); | |
2960 | ||
bdb6d971 | 2961 | err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
04124681 | 2962 | addr, sizeof(*addr)); |
28424707 JH |
2963 | unlock: |
2964 | hci_dev_unlock(hdev); | |
28424707 JH |
2965 | return err; |
2966 | } | |
2967 | ||
bdb6d971 | 2968 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 2969 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 2970 | u16 hci_op, __le32 passkey) |
a5c29683 | 2971 | { |
a5c29683 | 2972 | struct pending_cmd *cmd; |
0df4c185 | 2973 | struct hci_conn *conn; |
a5c29683 JH |
2974 | int err; |
2975 | ||
09fd0de5 | 2976 | hci_dev_lock(hdev); |
08ba5382 | 2977 | |
4b34ee78 | 2978 | if (!hdev_is_powered(hdev)) { |
feb94d3d JH |
2979 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2980 | MGMT_STATUS_NOT_POWERED, addr, | |
2981 | sizeof(*addr)); | |
0df4c185 | 2982 | goto done; |
a5c29683 JH |
2983 | } |
2984 | ||
1707c60e JH |
2985 | if (addr->type == BDADDR_BREDR) |
2986 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 2987 | else |
1707c60e | 2988 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
272d90df JH |
2989 | |
2990 | if (!conn) { | |
feb94d3d JH |
2991 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2992 | MGMT_STATUS_NOT_CONNECTED, addr, | |
2993 | sizeof(*addr)); | |
272d90df JH |
2994 | goto done; |
2995 | } | |
47c15e2b | 2996 | |
1707c60e | 2997 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
47c15e2b | 2998 | /* Continue with pairing via SMP */ |
5fe57d9e BG |
2999 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
3000 | ||
3001 | if (!err) | |
feb94d3d JH |
3002 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3003 | MGMT_STATUS_SUCCESS, addr, | |
3004 | sizeof(*addr)); | |
5fe57d9e | 3005 | else |
feb94d3d JH |
3006 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3007 | MGMT_STATUS_FAILED, addr, | |
3008 | sizeof(*addr)); | |
47c15e2b | 3009 | |
47c15e2b BG |
3010 | goto done; |
3011 | } | |
3012 | ||
1707c60e | 3013 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
3014 | if (!cmd) { |
3015 | err = -ENOMEM; | |
0df4c185 | 3016 | goto done; |
a5c29683 JH |
3017 | } |
3018 | ||
0df4c185 | 3019 | /* Continue with pairing via HCI */ |
604086b7 BG |
3020 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
3021 | struct hci_cp_user_passkey_reply cp; | |
3022 | ||
1707c60e | 3023 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
3024 | cp.passkey = passkey; |
3025 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
3026 | } else | |
1707c60e JH |
3027 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
3028 | &addr->bdaddr); | |
604086b7 | 3029 | |
a664b5bc JH |
3030 | if (err < 0) |
3031 | mgmt_pending_remove(cmd); | |
a5c29683 | 3032 | |
0df4c185 | 3033 | done: |
09fd0de5 | 3034 | hci_dev_unlock(hdev); |
a5c29683 JH |
3035 | return err; |
3036 | } | |
3037 | ||
afeb019d JK |
3038 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
3039 | void *data, u16 len) | |
3040 | { | |
3041 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
3042 | ||
3043 | BT_DBG(""); | |
3044 | ||
1707c60e | 3045 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
3046 | MGMT_OP_PIN_CODE_NEG_REPLY, |
3047 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
3048 | } | |
3049 | ||
04124681 GP |
3050 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3051 | u16 len) | |
0df4c185 | 3052 | { |
650f726d | 3053 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
3054 | |
3055 | BT_DBG(""); | |
3056 | ||
3057 | if (len != sizeof(*cp)) | |
bdb6d971 | 3058 | return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
04124681 | 3059 | MGMT_STATUS_INVALID_PARAMS); |
0df4c185 | 3060 | |
1707c60e | 3061 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3062 | MGMT_OP_USER_CONFIRM_REPLY, |
3063 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
3064 | } |
3065 | ||
bdb6d971 | 3066 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3067 | void *data, u16 len) |
0df4c185 | 3068 | { |
c9c2659f | 3069 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
3070 | |
3071 | BT_DBG(""); | |
3072 | ||
1707c60e | 3073 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3074 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
3075 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
3076 | } |
3077 | ||
04124681 GP |
3078 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3079 | u16 len) | |
604086b7 | 3080 | { |
650f726d | 3081 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
3082 | |
3083 | BT_DBG(""); | |
3084 | ||
1707c60e | 3085 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3086 | MGMT_OP_USER_PASSKEY_REPLY, |
3087 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
3088 | } |
3089 | ||
bdb6d971 | 3090 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3091 | void *data, u16 len) |
604086b7 | 3092 | { |
650f726d | 3093 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
3094 | |
3095 | BT_DBG(""); | |
3096 | ||
1707c60e | 3097 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3098 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
3099 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
3100 | } |
3101 | ||
13928971 | 3102 | static void update_name(struct hci_request *req) |
2b4bf397 | 3103 | { |
13928971 | 3104 | struct hci_dev *hdev = req->hdev; |
2b4bf397 JH |
3105 | struct hci_cp_write_local_name cp; |
3106 | ||
13928971 | 3107 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
2b4bf397 | 3108 | |
890ea898 | 3109 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
2b4bf397 JH |
3110 | } |
3111 | ||
13928971 JH |
3112 | static void set_name_complete(struct hci_dev *hdev, u8 status) |
3113 | { | |
3114 | struct mgmt_cp_set_local_name *cp; | |
3115 | struct pending_cmd *cmd; | |
3116 | ||
3117 | BT_DBG("status 0x%02x", status); | |
3118 | ||
3119 | hci_dev_lock(hdev); | |
3120 | ||
3121 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); | |
3122 | if (!cmd) | |
3123 | goto unlock; | |
3124 | ||
3125 | cp = cmd->param; | |
3126 | ||
3127 | if (status) | |
3128 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, | |
3129 | mgmt_status(status)); | |
3130 | else | |
3131 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3132 | cp, sizeof(*cp)); | |
3133 | ||
3134 | mgmt_pending_remove(cmd); | |
3135 | ||
3136 | unlock: | |
3137 | hci_dev_unlock(hdev); | |
3138 | } | |
3139 | ||
bdb6d971 | 3140 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3141 | u16 len) |
b312b161 | 3142 | { |
2b4bf397 | 3143 | struct mgmt_cp_set_local_name *cp = data; |
b312b161 | 3144 | struct pending_cmd *cmd; |
890ea898 | 3145 | struct hci_request req; |
b312b161 JH |
3146 | int err; |
3147 | ||
3148 | BT_DBG(""); | |
3149 | ||
09fd0de5 | 3150 | hci_dev_lock(hdev); |
b312b161 | 3151 | |
b3f2ca94 JH |
3152 | /* If the old values are the same as the new ones just return a |
3153 | * direct command complete event. | |
3154 | */ | |
3155 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
3156 | !memcmp(hdev->short_name, cp->short_name, | |
3157 | sizeof(hdev->short_name))) { | |
3158 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3159 | data, len); | |
3160 | goto failed; | |
3161 | } | |
3162 | ||
2b4bf397 | 3163 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 3164 | |
b5235a65 | 3165 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 3166 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde JH |
3167 | |
3168 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
04124681 | 3169 | data, len); |
28cc7bde JH |
3170 | if (err < 0) |
3171 | goto failed; | |
3172 | ||
3173 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, | |
04124681 | 3174 | sk); |
28cc7bde | 3175 | |
b5235a65 JH |
3176 | goto failed; |
3177 | } | |
3178 | ||
28cc7bde | 3179 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3180 | if (!cmd) { |
3181 | err = -ENOMEM; | |
3182 | goto failed; | |
3183 | } | |
3184 | ||
13928971 JH |
3185 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3186 | ||
890ea898 | 3187 | hci_req_init(&req, hdev); |
3f985050 JH |
3188 | |
3189 | if (lmp_bredr_capable(hdev)) { | |
3190 | update_name(&req); | |
3191 | update_eir(&req); | |
3192 | } | |
3193 | ||
7a5f4990 MH |
3194 | /* The name is stored in the scan response data and so |
3195 | * no need to udpate the advertising data here. | |
3196 | */ | |
3f985050 | 3197 | if (lmp_le_capable(hdev)) |
7a5f4990 | 3198 | update_scan_rsp_data(&req); |
3f985050 | 3199 | |
13928971 | 3200 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3201 | if (err < 0) |
3202 | mgmt_pending_remove(cmd); | |
3203 | ||
3204 | failed: | |
09fd0de5 | 3205 | hci_dev_unlock(hdev); |
b312b161 JH |
3206 | return err; |
3207 | } | |
3208 | ||
0f4e68cf | 3209 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3210 | void *data, u16 data_len) |
c35938b2 | 3211 | { |
c35938b2 SJ |
3212 | struct pending_cmd *cmd; |
3213 | int err; | |
3214 | ||
bdb6d971 | 3215 | BT_DBG("%s", hdev->name); |
c35938b2 | 3216 | |
09fd0de5 | 3217 | hci_dev_lock(hdev); |
c35938b2 | 3218 | |
4b34ee78 | 3219 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3220 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3221 | MGMT_STATUS_NOT_POWERED); |
c35938b2 SJ |
3222 | goto unlock; |
3223 | } | |
3224 | ||
9a1a1996 | 3225 | if (!lmp_ssp_capable(hdev)) { |
bdb6d971 | 3226 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3227 | MGMT_STATUS_NOT_SUPPORTED); |
c35938b2 SJ |
3228 | goto unlock; |
3229 | } | |
3230 | ||
2e58ef3e | 3231 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
bdb6d971 | 3232 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3233 | MGMT_STATUS_BUSY); |
c35938b2 SJ |
3234 | goto unlock; |
3235 | } | |
3236 | ||
2e58ef3e | 3237 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3238 | if (!cmd) { |
3239 | err = -ENOMEM; | |
3240 | goto unlock; | |
3241 | } | |
3242 | ||
4d2d2796 MH |
3243 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
3244 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_EXT_DATA, | |
3245 | 0, NULL); | |
3246 | else | |
3247 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
3248 | ||
c35938b2 SJ |
3249 | if (err < 0) |
3250 | mgmt_pending_remove(cmd); | |
3251 | ||
3252 | unlock: | |
09fd0de5 | 3253 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3254 | return err; |
3255 | } | |
3256 | ||
bdb6d971 | 3257 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3258 | void *data, u16 len) |
2763eda6 | 3259 | { |
2763eda6 SJ |
3260 | int err; |
3261 | ||
bdb6d971 | 3262 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3263 | |
09fd0de5 | 3264 | hci_dev_lock(hdev); |
2763eda6 | 3265 | |
ec109113 MH |
3266 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
3267 | struct mgmt_cp_add_remote_oob_data *cp = data; | |
3268 | u8 status; | |
bf1e3541 | 3269 | |
ec109113 MH |
3270 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
3271 | cp->hash, cp->randomizer); | |
3272 | if (err < 0) | |
3273 | status = MGMT_STATUS_FAILED; | |
3274 | else | |
3275 | status = MGMT_STATUS_SUCCESS; | |
3276 | ||
3277 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3278 | status, &cp->addr, sizeof(cp->addr)); | |
3279 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { | |
3280 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; | |
3281 | u8 status; | |
3282 | ||
3283 | err = hci_add_remote_oob_ext_data(hdev, &cp->addr.bdaddr, | |
3284 | cp->hash192, | |
3285 | cp->randomizer192, | |
3286 | cp->hash256, | |
3287 | cp->randomizer256); | |
3288 | if (err < 0) | |
3289 | status = MGMT_STATUS_FAILED; | |
3290 | else | |
3291 | status = MGMT_STATUS_SUCCESS; | |
3292 | ||
3293 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3294 | status, &cp->addr, sizeof(cp->addr)); | |
3295 | } else { | |
3296 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); | |
3297 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3298 | MGMT_STATUS_INVALID_PARAMS); | |
3299 | } | |
2763eda6 | 3300 | |
09fd0de5 | 3301 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3302 | return err; |
3303 | } | |
3304 | ||
bdb6d971 | 3305 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3306 | void *data, u16 len) |
2763eda6 | 3307 | { |
650f726d | 3308 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3309 | u8 status; |
2763eda6 SJ |
3310 | int err; |
3311 | ||
bdb6d971 | 3312 | BT_DBG("%s", hdev->name); |
2763eda6 | 3313 | |
09fd0de5 | 3314 | hci_dev_lock(hdev); |
2763eda6 | 3315 | |
664ce4cc | 3316 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr); |
2763eda6 | 3317 | if (err < 0) |
bf1e3541 | 3318 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3319 | else |
a6785be2 | 3320 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3321 | |
bdb6d971 | 3322 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
04124681 | 3323 | status, &cp->addr, sizeof(cp->addr)); |
2763eda6 | 3324 | |
09fd0de5 | 3325 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3326 | return err; |
3327 | } | |
3328 | ||
41dc2bd6 AG |
3329 | static int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status) |
3330 | { | |
3331 | struct pending_cmd *cmd; | |
3332 | u8 type; | |
3333 | int err; | |
3334 | ||
3335 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3336 | ||
3337 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); | |
3338 | if (!cmd) | |
3339 | return -ENOENT; | |
3340 | ||
3341 | type = hdev->discovery.type; | |
3342 | ||
3343 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3344 | &type, sizeof(type)); | |
3345 | mgmt_pending_remove(cmd); | |
3346 | ||
3347 | return err; | |
3348 | } | |
3349 | ||
7c307720 AG |
3350 | static void start_discovery_complete(struct hci_dev *hdev, u8 status) |
3351 | { | |
ae55f598 LR |
3352 | unsigned long timeout = 0; |
3353 | ||
7c307720 AG |
3354 | BT_DBG("status %d", status); |
3355 | ||
3356 | if (status) { | |
3357 | hci_dev_lock(hdev); | |
3358 | mgmt_start_discovery_failed(hdev, status); | |
3359 | hci_dev_unlock(hdev); | |
3360 | return; | |
3361 | } | |
3362 | ||
3363 | hci_dev_lock(hdev); | |
3364 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); | |
3365 | hci_dev_unlock(hdev); | |
3366 | ||
3367 | switch (hdev->discovery.type) { | |
3368 | case DISCOV_TYPE_LE: | |
3d5a76f0 | 3369 | timeout = msecs_to_jiffies(DISCOV_LE_TIMEOUT); |
7c307720 AG |
3370 | break; |
3371 | ||
3372 | case DISCOV_TYPE_INTERLEAVED: | |
b9a7a61e | 3373 | timeout = msecs_to_jiffies(hdev->discov_interleaved_timeout); |
7c307720 AG |
3374 | break; |
3375 | ||
3376 | case DISCOV_TYPE_BREDR: | |
3377 | break; | |
3378 | ||
3379 | default: | |
3380 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); | |
3381 | } | |
ae55f598 LR |
3382 | |
3383 | if (!timeout) | |
3384 | return; | |
3385 | ||
3386 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, timeout); | |
7c307720 AG |
3387 | } |
3388 | ||
bdb6d971 | 3389 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3390 | void *data, u16 len) |
14a53664 | 3391 | { |
650f726d | 3392 | struct mgmt_cp_start_discovery *cp = data; |
14a53664 | 3393 | struct pending_cmd *cmd; |
7c307720 AG |
3394 | struct hci_cp_le_set_scan_param param_cp; |
3395 | struct hci_cp_le_set_scan_enable enable_cp; | |
3396 | struct hci_cp_inquiry inq_cp; | |
3397 | struct hci_request req; | |
3398 | /* General inquiry access code (GIAC) */ | |
3399 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
d9483943 | 3400 | u8 status, own_addr_type; |
14a53664 JH |
3401 | int err; |
3402 | ||
bdb6d971 | 3403 | BT_DBG("%s", hdev->name); |
14a53664 | 3404 | |
09fd0de5 | 3405 | hci_dev_lock(hdev); |
14a53664 | 3406 | |
4b34ee78 | 3407 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3408 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3409 | MGMT_STATUS_NOT_POWERED); |
bd2d1334 JH |
3410 | goto failed; |
3411 | } | |
3412 | ||
642be6c7 AG |
3413 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) { |
3414 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3415 | MGMT_STATUS_BUSY); | |
3416 | goto failed; | |
3417 | } | |
3418 | ||
ff9ef578 | 3419 | if (hdev->discovery.state != DISCOVERY_STOPPED) { |
bdb6d971 | 3420 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3421 | MGMT_STATUS_BUSY); |
ff9ef578 JH |
3422 | goto failed; |
3423 | } | |
3424 | ||
2e58ef3e | 3425 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3426 | if (!cmd) { |
3427 | err = -ENOMEM; | |
3428 | goto failed; | |
3429 | } | |
3430 | ||
4aab14e5 AG |
3431 | hdev->discovery.type = cp->type; |
3432 | ||
7c307720 AG |
3433 | hci_req_init(&req, hdev); |
3434 | ||
4aab14e5 | 3435 | switch (hdev->discovery.type) { |
f39799f5 | 3436 | case DISCOV_TYPE_BREDR: |
e6fe7986 JH |
3437 | status = mgmt_bredr_support(hdev); |
3438 | if (status) { | |
04106755 | 3439 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3440 | status); |
04106755 JH |
3441 | mgmt_pending_remove(cmd); |
3442 | goto failed; | |
3443 | } | |
3444 | ||
7c307720 AG |
3445 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3446 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3447 | MGMT_STATUS_BUSY); | |
3448 | mgmt_pending_remove(cmd); | |
3449 | goto failed; | |
3450 | } | |
3451 | ||
3452 | hci_inquiry_cache_flush(hdev); | |
3453 | ||
3454 | memset(&inq_cp, 0, sizeof(inq_cp)); | |
3455 | memcpy(&inq_cp.lap, lap, sizeof(inq_cp.lap)); | |
0d8cc935 | 3456 | inq_cp.length = DISCOV_BREDR_INQUIRY_LEN; |
7c307720 | 3457 | hci_req_add(&req, HCI_OP_INQUIRY, sizeof(inq_cp), &inq_cp); |
f39799f5 AG |
3458 | break; |
3459 | ||
3460 | case DISCOV_TYPE_LE: | |
7c307720 | 3461 | case DISCOV_TYPE_INTERLEAVED: |
e6fe7986 JH |
3462 | status = mgmt_le_support(hdev); |
3463 | if (status) { | |
04106755 | 3464 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3465 | status); |
04106755 JH |
3466 | mgmt_pending_remove(cmd); |
3467 | goto failed; | |
3468 | } | |
3469 | ||
7c307720 | 3470 | if (hdev->discovery.type == DISCOV_TYPE_INTERLEAVED && |
56f87901 | 3471 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
04106755 JH |
3472 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3473 | MGMT_STATUS_NOT_SUPPORTED); | |
3474 | mgmt_pending_remove(cmd); | |
3475 | goto failed; | |
3476 | } | |
3477 | ||
f3d3444a | 3478 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
7c307720 AG |
3479 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3480 | MGMT_STATUS_REJECTED); | |
3481 | mgmt_pending_remove(cmd); | |
3482 | goto failed; | |
3483 | } | |
3484 | ||
c54c3860 AG |
3485 | /* If controller is scanning, it means the background scanning |
3486 | * is running. Thus, we should temporarily stop it in order to | |
3487 | * set the discovery scanning parameters. | |
3488 | */ | |
3489 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) | |
3490 | hci_req_add_le_scan_disable(&req); | |
7c307720 AG |
3491 | |
3492 | memset(¶m_cp, 0, sizeof(param_cp)); | |
d9483943 | 3493 | |
94b1fc92 MH |
3494 | /* All active scans will be done with either a resolvable |
3495 | * private address (when privacy feature has been enabled) | |
3496 | * or unresolvable private address. | |
3497 | */ | |
3498 | err = hci_update_random_address(&req, true, &own_addr_type); | |
d9483943 JH |
3499 | if (err < 0) { |
3500 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3501 | MGMT_STATUS_FAILED); | |
3502 | mgmt_pending_remove(cmd); | |
3503 | goto failed; | |
3504 | } | |
3505 | ||
7c307720 | 3506 | param_cp.type = LE_SCAN_ACTIVE; |
0d8cc935 AG |
3507 | param_cp.interval = cpu_to_le16(DISCOV_LE_SCAN_INT); |
3508 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); | |
d9483943 | 3509 | param_cp.own_address_type = own_addr_type; |
7c307720 AG |
3510 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
3511 | ¶m_cp); | |
3512 | ||
3513 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
3514 | enable_cp.enable = LE_SCAN_ENABLE; | |
3515 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; | |
3516 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), | |
3517 | &enable_cp); | |
5e0452c0 AG |
3518 | break; |
3519 | ||
f39799f5 | 3520 | default: |
04106755 JH |
3521 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3522 | MGMT_STATUS_INVALID_PARAMS); | |
3523 | mgmt_pending_remove(cmd); | |
3524 | goto failed; | |
f39799f5 | 3525 | } |
3fd24153 | 3526 | |
7c307720 | 3527 | err = hci_req_run(&req, start_discovery_complete); |
14a53664 JH |
3528 | if (err < 0) |
3529 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3530 | else |
3531 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
3532 | |
3533 | failed: | |
09fd0de5 | 3534 | hci_dev_unlock(hdev); |
14a53664 JH |
3535 | return err; |
3536 | } | |
3537 | ||
1183fdca AG |
3538 | static int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status) |
3539 | { | |
3540 | struct pending_cmd *cmd; | |
3541 | int err; | |
3542 | ||
3543 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); | |
3544 | if (!cmd) | |
3545 | return -ENOENT; | |
3546 | ||
3547 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3548 | &hdev->discovery.type, sizeof(hdev->discovery.type)); | |
3549 | mgmt_pending_remove(cmd); | |
3550 | ||
3551 | return err; | |
3552 | } | |
3553 | ||
0e05bba6 AG |
3554 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status) |
3555 | { | |
3556 | BT_DBG("status %d", status); | |
3557 | ||
3558 | hci_dev_lock(hdev); | |
3559 | ||
3560 | if (status) { | |
3561 | mgmt_stop_discovery_failed(hdev, status); | |
3562 | goto unlock; | |
3563 | } | |
3564 | ||
3565 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3566 | ||
3567 | unlock: | |
3568 | hci_dev_unlock(hdev); | |
3569 | } | |
3570 | ||
bdb6d971 | 3571 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3572 | u16 len) |
14a53664 | 3573 | { |
d930650b | 3574 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
14a53664 | 3575 | struct pending_cmd *cmd; |
30dc78e1 JH |
3576 | struct hci_cp_remote_name_req_cancel cp; |
3577 | struct inquiry_entry *e; | |
0e05bba6 | 3578 | struct hci_request req; |
14a53664 JH |
3579 | int err; |
3580 | ||
bdb6d971 | 3581 | BT_DBG("%s", hdev->name); |
14a53664 | 3582 | |
09fd0de5 | 3583 | hci_dev_lock(hdev); |
14a53664 | 3584 | |
30dc78e1 | 3585 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 3586 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3587 | MGMT_STATUS_REJECTED, &mgmt_cp->type, |
3588 | sizeof(mgmt_cp->type)); | |
d930650b JH |
3589 | goto unlock; |
3590 | } | |
3591 | ||
3592 | if (hdev->discovery.type != mgmt_cp->type) { | |
bdb6d971 | 3593 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3594 | MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type, |
3595 | sizeof(mgmt_cp->type)); | |
30dc78e1 | 3596 | goto unlock; |
ff9ef578 JH |
3597 | } |
3598 | ||
2e58ef3e | 3599 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3600 | if (!cmd) { |
3601 | err = -ENOMEM; | |
30dc78e1 JH |
3602 | goto unlock; |
3603 | } | |
3604 | ||
0e05bba6 AG |
3605 | hci_req_init(&req, hdev); |
3606 | ||
e0d9727e AG |
3607 | switch (hdev->discovery.state) { |
3608 | case DISCOVERY_FINDING: | |
0e05bba6 AG |
3609 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3610 | hci_req_add(&req, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
3611 | } else { | |
3612 | cancel_delayed_work(&hdev->le_scan_disable); | |
3613 | ||
b1efcc28 | 3614 | hci_req_add_le_scan_disable(&req); |
0e05bba6 | 3615 | } |
c9ecc48e | 3616 | |
e0d9727e AG |
3617 | break; |
3618 | ||
3619 | case DISCOVERY_RESOLVING: | |
3620 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, | |
8ce8e2b5 | 3621 | NAME_PENDING); |
e0d9727e | 3622 | if (!e) { |
30dc78e1 | 3623 | mgmt_pending_remove(cmd); |
e0d9727e AG |
3624 | err = cmd_complete(sk, hdev->id, |
3625 | MGMT_OP_STOP_DISCOVERY, 0, | |
3626 | &mgmt_cp->type, | |
3627 | sizeof(mgmt_cp->type)); | |
3628 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3629 | goto unlock; | |
3630 | } | |
30dc78e1 | 3631 | |
e0d9727e | 3632 | bacpy(&cp.bdaddr, &e->data.bdaddr); |
0e05bba6 AG |
3633 | hci_req_add(&req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), |
3634 | &cp); | |
e0d9727e AG |
3635 | |
3636 | break; | |
3637 | ||
3638 | default: | |
3639 | BT_DBG("unknown discovery state %u", hdev->discovery.state); | |
0e05bba6 AG |
3640 | |
3641 | mgmt_pending_remove(cmd); | |
3642 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, | |
3643 | MGMT_STATUS_FAILED, &mgmt_cp->type, | |
3644 | sizeof(mgmt_cp->type)); | |
3645 | goto unlock; | |
14a53664 JH |
3646 | } |
3647 | ||
0e05bba6 | 3648 | err = hci_req_run(&req, stop_discovery_complete); |
14a53664 JH |
3649 | if (err < 0) |
3650 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3651 | else |
3652 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
14a53664 | 3653 | |
30dc78e1 | 3654 | unlock: |
09fd0de5 | 3655 | hci_dev_unlock(hdev); |
14a53664 JH |
3656 | return err; |
3657 | } | |
3658 | ||
bdb6d971 | 3659 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3660 | u16 len) |
561aafbc | 3661 | { |
650f726d | 3662 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 3663 | struct inquiry_entry *e; |
561aafbc JH |
3664 | int err; |
3665 | ||
bdb6d971 | 3666 | BT_DBG("%s", hdev->name); |
561aafbc | 3667 | |
561aafbc JH |
3668 | hci_dev_lock(hdev); |
3669 | ||
30dc78e1 | 3670 | if (!hci_discovery_active(hdev)) { |
d3a2541d LR |
3671 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3672 | MGMT_STATUS_FAILED, &cp->addr, | |
3673 | sizeof(cp->addr)); | |
30dc78e1 JH |
3674 | goto failed; |
3675 | } | |
3676 | ||
a198e7b1 | 3677 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 3678 | if (!e) { |
d3a2541d LR |
3679 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3680 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, | |
3681 | sizeof(cp->addr)); | |
561aafbc JH |
3682 | goto failed; |
3683 | } | |
3684 | ||
3685 | if (cp->name_known) { | |
3686 | e->name_state = NAME_KNOWN; | |
3687 | list_del(&e->list); | |
3688 | } else { | |
3689 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 3690 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
3691 | } |
3692 | ||
e384662b JH |
3693 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr, |
3694 | sizeof(cp->addr)); | |
561aafbc JH |
3695 | |
3696 | failed: | |
3697 | hci_dev_unlock(hdev); | |
561aafbc JH |
3698 | return err; |
3699 | } | |
3700 | ||
bdb6d971 | 3701 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3702 | u16 len) |
7fbec224 | 3703 | { |
650f726d | 3704 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 3705 | u8 status; |
7fbec224 AJ |
3706 | int err; |
3707 | ||
bdb6d971 | 3708 | BT_DBG("%s", hdev->name); |
7fbec224 | 3709 | |
4ee71b20 | 3710 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3711 | return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
3712 | MGMT_STATUS_INVALID_PARAMS, | |
3713 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3714 | |
09fd0de5 | 3715 | hci_dev_lock(hdev); |
5e762444 | 3716 | |
88c1fe4b | 3717 | err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3718 | if (err < 0) |
f0eeea8b | 3719 | status = MGMT_STATUS_FAILED; |
7fbec224 | 3720 | else |
a6785be2 | 3721 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3722 | |
bdb6d971 | 3723 | err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
04124681 | 3724 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3725 | |
09fd0de5 | 3726 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3727 | |
3728 | return err; | |
3729 | } | |
3730 | ||
bdb6d971 | 3731 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3732 | u16 len) |
7fbec224 | 3733 | { |
650f726d | 3734 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 3735 | u8 status; |
7fbec224 AJ |
3736 | int err; |
3737 | ||
bdb6d971 | 3738 | BT_DBG("%s", hdev->name); |
7fbec224 | 3739 | |
4ee71b20 | 3740 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3741 | return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
3742 | MGMT_STATUS_INVALID_PARAMS, | |
3743 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3744 | |
09fd0de5 | 3745 | hci_dev_lock(hdev); |
5e762444 | 3746 | |
88c1fe4b | 3747 | err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3748 | if (err < 0) |
f0eeea8b | 3749 | status = MGMT_STATUS_INVALID_PARAMS; |
7fbec224 | 3750 | else |
a6785be2 | 3751 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3752 | |
bdb6d971 | 3753 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
04124681 | 3754 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3755 | |
09fd0de5 | 3756 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3757 | |
3758 | return err; | |
3759 | } | |
3760 | ||
cdbaccca MH |
3761 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
3762 | u16 len) | |
3763 | { | |
3764 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 3765 | struct hci_request req; |
cdbaccca | 3766 | int err; |
c72d4b8a | 3767 | __u16 source; |
cdbaccca MH |
3768 | |
3769 | BT_DBG("%s", hdev->name); | |
3770 | ||
c72d4b8a SJ |
3771 | source = __le16_to_cpu(cp->source); |
3772 | ||
3773 | if (source > 0x0002) | |
3774 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, | |
3775 | MGMT_STATUS_INVALID_PARAMS); | |
3776 | ||
cdbaccca MH |
3777 | hci_dev_lock(hdev); |
3778 | ||
c72d4b8a | 3779 | hdev->devid_source = source; |
cdbaccca MH |
3780 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
3781 | hdev->devid_product = __le16_to_cpu(cp->product); | |
3782 | hdev->devid_version = __le16_to_cpu(cp->version); | |
3783 | ||
3784 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0); | |
3785 | ||
890ea898 JH |
3786 | hci_req_init(&req, hdev); |
3787 | update_eir(&req); | |
3788 | hci_req_run(&req, NULL); | |
cdbaccca MH |
3789 | |
3790 | hci_dev_unlock(hdev); | |
3791 | ||
3792 | return err; | |
3793 | } | |
3794 | ||
4375f103 JH |
3795 | static void set_advertising_complete(struct hci_dev *hdev, u8 status) |
3796 | { | |
3797 | struct cmd_lookup match = { NULL, hdev }; | |
3798 | ||
3799 | if (status) { | |
3800 | u8 mgmt_err = mgmt_status(status); | |
3801 | ||
3802 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
3803 | cmd_status_rsp, &mgmt_err); | |
3804 | return; | |
3805 | } | |
3806 | ||
3807 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, | |
3808 | &match); | |
3809 | ||
3810 | new_settings(hdev, match.sk); | |
3811 | ||
3812 | if (match.sk) | |
3813 | sock_put(match.sk); | |
3814 | } | |
3815 | ||
21b5187f MH |
3816 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
3817 | u16 len) | |
4375f103 JH |
3818 | { |
3819 | struct mgmt_mode *cp = data; | |
3820 | struct pending_cmd *cmd; | |
3821 | struct hci_request req; | |
e6fe7986 | 3822 | u8 val, enabled, status; |
4375f103 JH |
3823 | int err; |
3824 | ||
3825 | BT_DBG("request for %s", hdev->name); | |
3826 | ||
e6fe7986 JH |
3827 | status = mgmt_le_support(hdev); |
3828 | if (status) | |
4375f103 | 3829 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
e6fe7986 | 3830 | status); |
4375f103 JH |
3831 | |
3832 | if (cp->val != 0x00 && cp->val != 0x01) | |
3833 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
3834 | MGMT_STATUS_INVALID_PARAMS); | |
3835 | ||
3836 | hci_dev_lock(hdev); | |
3837 | ||
3838 | val = !!cp->val; | |
f3d3444a | 3839 | enabled = test_bit(HCI_ADVERTISING, &hdev->dev_flags); |
4375f103 | 3840 | |
f74ca9b8 JH |
3841 | /* The following conditions are ones which mean that we should |
3842 | * not do any HCI communication but directly send a mgmt | |
3843 | * response to user space (after toggling the flag if | |
3844 | * necessary). | |
3845 | */ | |
3846 | if (!hdev_is_powered(hdev) || val == enabled || | |
b145edcd | 3847 | hci_conn_num(hdev, LE_LINK) > 0) { |
4375f103 JH |
3848 | bool changed = false; |
3849 | ||
f3d3444a JH |
3850 | if (val != test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
3851 | change_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4375f103 JH |
3852 | changed = true; |
3853 | } | |
3854 | ||
3855 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
3856 | if (err < 0) | |
3857 | goto unlock; | |
3858 | ||
3859 | if (changed) | |
3860 | err = new_settings(hdev, sk); | |
3861 | ||
3862 | goto unlock; | |
3863 | } | |
3864 | ||
3865 | if (mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev) || | |
3866 | mgmt_pending_find(MGMT_OP_SET_LE, hdev)) { | |
3867 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
3868 | MGMT_STATUS_BUSY); | |
3869 | goto unlock; | |
3870 | } | |
3871 | ||
3872 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
3873 | if (!cmd) { | |
3874 | err = -ENOMEM; | |
3875 | goto unlock; | |
3876 | } | |
3877 | ||
3878 | hci_req_init(&req, hdev); | |
3879 | ||
bba3aa55 MH |
3880 | if (val) |
3881 | enable_advertising(&req); | |
3882 | else | |
3883 | disable_advertising(&req); | |
4375f103 JH |
3884 | |
3885 | err = hci_req_run(&req, set_advertising_complete); | |
3886 | if (err < 0) | |
3887 | mgmt_pending_remove(cmd); | |
3888 | ||
3889 | unlock: | |
3890 | hci_dev_unlock(hdev); | |
3891 | return err; | |
3892 | } | |
3893 | ||
d13eafce MH |
3894 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
3895 | void *data, u16 len) | |
3896 | { | |
3897 | struct mgmt_cp_set_static_address *cp = data; | |
3898 | int err; | |
3899 | ||
3900 | BT_DBG("%s", hdev->name); | |
3901 | ||
62af4443 | 3902 | if (!lmp_le_capable(hdev)) |
d13eafce | 3903 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
62af4443 | 3904 | MGMT_STATUS_NOT_SUPPORTED); |
d13eafce MH |
3905 | |
3906 | if (hdev_is_powered(hdev)) | |
3907 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, | |
3908 | MGMT_STATUS_REJECTED); | |
3909 | ||
3910 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
3911 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
3912 | return cmd_status(sk, hdev->id, | |
3913 | MGMT_OP_SET_STATIC_ADDRESS, | |
3914 | MGMT_STATUS_INVALID_PARAMS); | |
3915 | ||
3916 | /* Two most significant bits shall be set */ | |
3917 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
3918 | return cmd_status(sk, hdev->id, | |
3919 | MGMT_OP_SET_STATIC_ADDRESS, | |
3920 | MGMT_STATUS_INVALID_PARAMS); | |
3921 | } | |
3922 | ||
3923 | hci_dev_lock(hdev); | |
3924 | ||
3925 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
3926 | ||
3927 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, 0, NULL, 0); | |
3928 | ||
3929 | hci_dev_unlock(hdev); | |
3930 | ||
3931 | return err; | |
3932 | } | |
3933 | ||
14b49b9a MH |
3934 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
3935 | void *data, u16 len) | |
3936 | { | |
3937 | struct mgmt_cp_set_scan_params *cp = data; | |
3938 | __u16 interval, window; | |
3939 | int err; | |
3940 | ||
3941 | BT_DBG("%s", hdev->name); | |
3942 | ||
3943 | if (!lmp_le_capable(hdev)) | |
3944 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3945 | MGMT_STATUS_NOT_SUPPORTED); | |
3946 | ||
3947 | interval = __le16_to_cpu(cp->interval); | |
3948 | ||
3949 | if (interval < 0x0004 || interval > 0x4000) | |
3950 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3951 | MGMT_STATUS_INVALID_PARAMS); | |
3952 | ||
3953 | window = __le16_to_cpu(cp->window); | |
3954 | ||
3955 | if (window < 0x0004 || window > 0x4000) | |
3956 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3957 | MGMT_STATUS_INVALID_PARAMS); | |
3958 | ||
899e1075 MH |
3959 | if (window > interval) |
3960 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3961 | MGMT_STATUS_INVALID_PARAMS); | |
3962 | ||
14b49b9a MH |
3963 | hci_dev_lock(hdev); |
3964 | ||
3965 | hdev->le_scan_interval = interval; | |
3966 | hdev->le_scan_window = window; | |
3967 | ||
3968 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, NULL, 0); | |
3969 | ||
dd2ef8e2 AG |
3970 | /* If background scan is running, restart it so new parameters are |
3971 | * loaded. | |
3972 | */ | |
3973 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags) && | |
3974 | hdev->discovery.state == DISCOVERY_STOPPED) { | |
3975 | struct hci_request req; | |
3976 | ||
3977 | hci_req_init(&req, hdev); | |
3978 | ||
3979 | hci_req_add_le_scan_disable(&req); | |
3980 | hci_req_add_le_passive_scan(&req); | |
3981 | ||
3982 | hci_req_run(&req, NULL); | |
3983 | } | |
3984 | ||
14b49b9a MH |
3985 | hci_dev_unlock(hdev); |
3986 | ||
3987 | return err; | |
3988 | } | |
3989 | ||
33e38b3e JH |
3990 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status) |
3991 | { | |
3992 | struct pending_cmd *cmd; | |
3993 | ||
3994 | BT_DBG("status 0x%02x", status); | |
3995 | ||
3996 | hci_dev_lock(hdev); | |
3997 | ||
3998 | cmd = mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); | |
3999 | if (!cmd) | |
4000 | goto unlock; | |
4001 | ||
4002 | if (status) { | |
4003 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4004 | mgmt_status(status)); | |
4005 | } else { | |
1a4d3c4b JH |
4006 | struct mgmt_mode *cp = cmd->param; |
4007 | ||
4008 | if (cp->val) | |
4009 | set_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4010 | else | |
4011 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4012 | ||
33e38b3e JH |
4013 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
4014 | new_settings(hdev, cmd->sk); | |
4015 | } | |
4016 | ||
4017 | mgmt_pending_remove(cmd); | |
4018 | ||
4019 | unlock: | |
4020 | hci_dev_unlock(hdev); | |
4021 | } | |
4022 | ||
bdb6d971 | 4023 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4024 | void *data, u16 len) |
f6422ec6 | 4025 | { |
650f726d | 4026 | struct mgmt_mode *cp = data; |
33e38b3e JH |
4027 | struct pending_cmd *cmd; |
4028 | struct hci_request req; | |
f6422ec6 AJ |
4029 | int err; |
4030 | ||
bdb6d971 | 4031 | BT_DBG("%s", hdev->name); |
f6422ec6 | 4032 | |
56f87901 JH |
4033 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags) || |
4034 | hdev->hci_ver < BLUETOOTH_VER_1_2) | |
33c525c0 JH |
4035 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4036 | MGMT_STATUS_NOT_SUPPORTED); | |
4037 | ||
a7e80f25 JH |
4038 | if (cp->val != 0x00 && cp->val != 0x01) |
4039 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4040 | MGMT_STATUS_INVALID_PARAMS); | |
4041 | ||
5400c044 | 4042 | if (!hdev_is_powered(hdev)) |
bdb6d971 | 4043 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4044 | MGMT_STATUS_NOT_POWERED); |
5400c044 JH |
4045 | |
4046 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
bdb6d971 | 4047 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4048 | MGMT_STATUS_REJECTED); |
f6422ec6 AJ |
4049 | |
4050 | hci_dev_lock(hdev); | |
4051 | ||
05cbf29f JH |
4052 | if (mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
4053 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4054 | MGMT_STATUS_BUSY); | |
4055 | goto unlock; | |
4056 | } | |
4057 | ||
1a4d3c4b JH |
4058 | if (!!cp->val == test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) { |
4059 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, | |
4060 | hdev); | |
4061 | goto unlock; | |
4062 | } | |
4063 | ||
33e38b3e JH |
4064 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
4065 | data, len); | |
4066 | if (!cmd) { | |
4067 | err = -ENOMEM; | |
4068 | goto unlock; | |
f6422ec6 AJ |
4069 | } |
4070 | ||
33e38b3e JH |
4071 | hci_req_init(&req, hdev); |
4072 | ||
406d7804 | 4073 | write_fast_connectable(&req, cp->val); |
33e38b3e JH |
4074 | |
4075 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 4076 | if (err < 0) { |
bdb6d971 | 4077 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4078 | MGMT_STATUS_FAILED); |
33e38b3e | 4079 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
4080 | } |
4081 | ||
33e38b3e | 4082 | unlock: |
f6422ec6 | 4083 | hci_dev_unlock(hdev); |
33e38b3e | 4084 | |
f6422ec6 AJ |
4085 | return err; |
4086 | } | |
4087 | ||
67e5a7a3 JH |
4088 | static void set_bredr_scan(struct hci_request *req) |
4089 | { | |
4090 | struct hci_dev *hdev = req->hdev; | |
4091 | u8 scan = 0; | |
4092 | ||
4093 | /* Ensure that fast connectable is disabled. This function will | |
4094 | * not do anything if the page scan parameters are already what | |
4095 | * they should be. | |
4096 | */ | |
4097 | write_fast_connectable(req, false); | |
4098 | ||
4099 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
4100 | scan |= SCAN_PAGE; | |
4101 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
4102 | scan |= SCAN_INQUIRY; | |
4103 | ||
4104 | if (scan) | |
4105 | hci_req_add(req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
4106 | } | |
4107 | ||
0663ca2a JH |
4108 | static void set_bredr_complete(struct hci_dev *hdev, u8 status) |
4109 | { | |
4110 | struct pending_cmd *cmd; | |
4111 | ||
4112 | BT_DBG("status 0x%02x", status); | |
4113 | ||
4114 | hci_dev_lock(hdev); | |
4115 | ||
4116 | cmd = mgmt_pending_find(MGMT_OP_SET_BREDR, hdev); | |
4117 | if (!cmd) | |
4118 | goto unlock; | |
4119 | ||
4120 | if (status) { | |
4121 | u8 mgmt_err = mgmt_status(status); | |
4122 | ||
4123 | /* We need to restore the flag if related HCI commands | |
4124 | * failed. | |
4125 | */ | |
4126 | clear_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4127 | ||
4128 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
4129 | } else { | |
4130 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
4131 | new_settings(hdev, cmd->sk); | |
4132 | } | |
4133 | ||
4134 | mgmt_pending_remove(cmd); | |
4135 | ||
4136 | unlock: | |
4137 | hci_dev_unlock(hdev); | |
4138 | } | |
4139 | ||
4140 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
4141 | { | |
4142 | struct mgmt_mode *cp = data; | |
4143 | struct pending_cmd *cmd; | |
4144 | struct hci_request req; | |
4145 | int err; | |
4146 | ||
4147 | BT_DBG("request for %s", hdev->name); | |
4148 | ||
4149 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
4150 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4151 | MGMT_STATUS_NOT_SUPPORTED); | |
4152 | ||
4153 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
4154 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4155 | MGMT_STATUS_REJECTED); | |
4156 | ||
4157 | if (cp->val != 0x00 && cp->val != 0x01) | |
4158 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4159 | MGMT_STATUS_INVALID_PARAMS); | |
4160 | ||
4161 | hci_dev_lock(hdev); | |
4162 | ||
4163 | if (cp->val == test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
4164 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4165 | goto unlock; | |
4166 | } | |
4167 | ||
4168 | if (!hdev_is_powered(hdev)) { | |
4169 | if (!cp->val) { | |
0663ca2a JH |
4170 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
4171 | clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
4172 | clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags); | |
4173 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4174 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
4175 | } | |
4176 | ||
4177 | change_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4178 | ||
4179 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4180 | if (err < 0) | |
4181 | goto unlock; | |
4182 | ||
4183 | err = new_settings(hdev, sk); | |
4184 | goto unlock; | |
4185 | } | |
4186 | ||
4187 | /* Reject disabling when powered on */ | |
4188 | if (!cp->val) { | |
4189 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4190 | MGMT_STATUS_REJECTED); | |
4191 | goto unlock; | |
4192 | } | |
4193 | ||
4194 | if (mgmt_pending_find(MGMT_OP_SET_BREDR, hdev)) { | |
4195 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4196 | MGMT_STATUS_BUSY); | |
4197 | goto unlock; | |
4198 | } | |
4199 | ||
4200 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
4201 | if (!cmd) { | |
4202 | err = -ENOMEM; | |
4203 | goto unlock; | |
4204 | } | |
4205 | ||
5947f4bc | 4206 | /* We need to flip the bit already here so that update_adv_data |
0663ca2a JH |
4207 | * generates the correct flags. |
4208 | */ | |
4209 | set_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4210 | ||
4211 | hci_req_init(&req, hdev); | |
aa8af46e JH |
4212 | |
4213 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
4214 | set_bredr_scan(&req); | |
4215 | ||
f14d8f64 MH |
4216 | /* Since only the advertising data flags will change, there |
4217 | * is no need to update the scan response data. | |
4218 | */ | |
5947f4bc | 4219 | update_adv_data(&req); |
aa8af46e | 4220 | |
0663ca2a JH |
4221 | err = hci_req_run(&req, set_bredr_complete); |
4222 | if (err < 0) | |
4223 | mgmt_pending_remove(cmd); | |
4224 | ||
4225 | unlock: | |
4226 | hci_dev_unlock(hdev); | |
4227 | return err; | |
4228 | } | |
4229 | ||
eac83dc6 MH |
4230 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
4231 | void *data, u16 len) | |
4232 | { | |
4233 | struct mgmt_mode *cp = data; | |
4234 | struct pending_cmd *cmd; | |
0ab04a9c | 4235 | u8 val, status; |
eac83dc6 MH |
4236 | int err; |
4237 | ||
4238 | BT_DBG("request for %s", hdev->name); | |
4239 | ||
4240 | status = mgmt_bredr_support(hdev); | |
4241 | if (status) | |
4242 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4243 | status); | |
4244 | ||
5afeac14 MH |
4245 | if (!lmp_sc_capable(hdev) && |
4246 | !test_bit(HCI_FORCE_SC, &hdev->dev_flags)) | |
eac83dc6 MH |
4247 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4248 | MGMT_STATUS_NOT_SUPPORTED); | |
4249 | ||
0ab04a9c | 4250 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
eac83dc6 MH |
4251 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4252 | MGMT_STATUS_INVALID_PARAMS); | |
4253 | ||
4254 | hci_dev_lock(hdev); | |
4255 | ||
4256 | if (!hdev_is_powered(hdev)) { | |
4257 | bool changed; | |
4258 | ||
0ab04a9c | 4259 | if (cp->val) { |
eac83dc6 MH |
4260 | changed = !test_and_set_bit(HCI_SC_ENABLED, |
4261 | &hdev->dev_flags); | |
0ab04a9c MH |
4262 | if (cp->val == 0x02) |
4263 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4264 | else | |
4265 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4266 | } else { | |
eac83dc6 MH |
4267 | changed = test_and_clear_bit(HCI_SC_ENABLED, |
4268 | &hdev->dev_flags); | |
0ab04a9c MH |
4269 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
4270 | } | |
eac83dc6 MH |
4271 | |
4272 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4273 | if (err < 0) | |
4274 | goto failed; | |
4275 | ||
4276 | if (changed) | |
4277 | err = new_settings(hdev, sk); | |
4278 | ||
4279 | goto failed; | |
4280 | } | |
4281 | ||
4282 | if (mgmt_pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { | |
4283 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4284 | MGMT_STATUS_BUSY); | |
4285 | goto failed; | |
4286 | } | |
4287 | ||
0ab04a9c MH |
4288 | val = !!cp->val; |
4289 | ||
4290 | if (val == test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && | |
4291 | (cp->val == 0x02) == test_bit(HCI_SC_ONLY, &hdev->dev_flags)) { | |
eac83dc6 MH |
4292 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
4293 | goto failed; | |
4294 | } | |
4295 | ||
4296 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); | |
4297 | if (!cmd) { | |
4298 | err = -ENOMEM; | |
4299 | goto failed; | |
4300 | } | |
4301 | ||
0ab04a9c | 4302 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SC_SUPPORT, 1, &val); |
eac83dc6 MH |
4303 | if (err < 0) { |
4304 | mgmt_pending_remove(cmd); | |
4305 | goto failed; | |
4306 | } | |
4307 | ||
0ab04a9c MH |
4308 | if (cp->val == 0x02) |
4309 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4310 | else | |
4311 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4312 | ||
eac83dc6 MH |
4313 | failed: |
4314 | hci_dev_unlock(hdev); | |
4315 | return err; | |
4316 | } | |
4317 | ||
4e39ac81 MH |
4318 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
4319 | void *data, u16 len) | |
4320 | { | |
4321 | struct mgmt_mode *cp = data; | |
4322 | bool changed; | |
4323 | int err; | |
4324 | ||
4325 | BT_DBG("request for %s", hdev->name); | |
4326 | ||
4327 | if (cp->val != 0x00 && cp->val != 0x01) | |
4328 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, | |
4329 | MGMT_STATUS_INVALID_PARAMS); | |
4330 | ||
4331 | hci_dev_lock(hdev); | |
4332 | ||
4333 | if (cp->val) | |
4334 | changed = !test_and_set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); | |
4335 | else | |
4336 | changed = test_and_clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); | |
4337 | ||
4338 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); | |
4339 | if (err < 0) | |
4340 | goto unlock; | |
4341 | ||
4342 | if (changed) | |
4343 | err = new_settings(hdev, sk); | |
4344 | ||
4345 | unlock: | |
4346 | hci_dev_unlock(hdev); | |
4347 | return err; | |
4348 | } | |
4349 | ||
62b04cd1 JH |
4350 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
4351 | u16 len) | |
4352 | { | |
4353 | struct mgmt_cp_set_privacy *cp = cp_data; | |
4354 | bool changed; | |
4355 | int err; | |
4356 | ||
4357 | BT_DBG("request for %s", hdev->name); | |
4358 | ||
4359 | if (!lmp_le_capable(hdev)) | |
4360 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4361 | MGMT_STATUS_NOT_SUPPORTED); | |
4362 | ||
4363 | if (cp->privacy != 0x00 && cp->privacy != 0x01) | |
4364 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4365 | MGMT_STATUS_INVALID_PARAMS); | |
4366 | ||
4367 | if (hdev_is_powered(hdev)) | |
4368 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4369 | MGMT_STATUS_REJECTED); | |
4370 | ||
4371 | hci_dev_lock(hdev); | |
4372 | ||
c21c0ea0 JH |
4373 | /* If user space supports this command it is also expected to |
4374 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. | |
4375 | */ | |
4376 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4377 | ||
62b04cd1 JH |
4378 | if (cp->privacy) { |
4379 | changed = !test_and_set_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4380 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); | |
4381 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4382 | } else { | |
4383 | changed = test_and_clear_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4384 | memset(hdev->irk, 0, sizeof(hdev->irk)); | |
4385 | clear_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4386 | } | |
4387 | ||
4388 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); | |
4389 | if (err < 0) | |
4390 | goto unlock; | |
4391 | ||
4392 | if (changed) | |
4393 | err = new_settings(hdev, sk); | |
4394 | ||
4395 | unlock: | |
4396 | hci_dev_unlock(hdev); | |
4397 | return err; | |
4398 | } | |
4399 | ||
41edf160 JH |
4400 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
4401 | { | |
4402 | switch (irk->addr.type) { | |
4403 | case BDADDR_LE_PUBLIC: | |
4404 | return true; | |
4405 | ||
4406 | case BDADDR_LE_RANDOM: | |
4407 | /* Two most significant bits shall be set */ | |
4408 | if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4409 | return false; | |
4410 | return true; | |
4411 | } | |
4412 | ||
4413 | return false; | |
4414 | } | |
4415 | ||
4416 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, | |
4417 | u16 len) | |
4418 | { | |
4419 | struct mgmt_cp_load_irks *cp = cp_data; | |
4420 | u16 irk_count, expected_len; | |
4421 | int i, err; | |
4422 | ||
4423 | BT_DBG("request for %s", hdev->name); | |
4424 | ||
4425 | if (!lmp_le_capable(hdev)) | |
4426 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4427 | MGMT_STATUS_NOT_SUPPORTED); | |
4428 | ||
4429 | irk_count = __le16_to_cpu(cp->irk_count); | |
4430 | ||
4431 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); | |
4432 | if (expected_len != len) { | |
4433 | BT_ERR("load_irks: expected %u bytes, got %u bytes", | |
2606ecbc | 4434 | expected_len, len); |
41edf160 JH |
4435 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4436 | MGMT_STATUS_INVALID_PARAMS); | |
4437 | } | |
4438 | ||
4439 | BT_DBG("%s irk_count %u", hdev->name, irk_count); | |
4440 | ||
4441 | for (i = 0; i < irk_count; i++) { | |
4442 | struct mgmt_irk_info *key = &cp->irks[i]; | |
4443 | ||
4444 | if (!irk_is_valid(key)) | |
4445 | return cmd_status(sk, hdev->id, | |
4446 | MGMT_OP_LOAD_IRKS, | |
4447 | MGMT_STATUS_INVALID_PARAMS); | |
4448 | } | |
4449 | ||
4450 | hci_dev_lock(hdev); | |
4451 | ||
4452 | hci_smp_irks_clear(hdev); | |
4453 | ||
4454 | for (i = 0; i < irk_count; i++) { | |
4455 | struct mgmt_irk_info *irk = &cp->irks[i]; | |
4456 | u8 addr_type; | |
4457 | ||
4458 | if (irk->addr.type == BDADDR_LE_PUBLIC) | |
4459 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4460 | else | |
4461 | addr_type = ADDR_LE_DEV_RANDOM; | |
4462 | ||
4463 | hci_add_irk(hdev, &irk->addr.bdaddr, addr_type, irk->val, | |
4464 | BDADDR_ANY); | |
4465 | } | |
4466 | ||
4467 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4468 | ||
4469 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); | |
4470 | ||
4471 | hci_dev_unlock(hdev); | |
4472 | ||
4473 | return err; | |
4474 | } | |
4475 | ||
3f706b72 JH |
4476 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
4477 | { | |
4478 | if (key->master != 0x00 && key->master != 0x01) | |
4479 | return false; | |
490cb0b3 MH |
4480 | |
4481 | switch (key->addr.type) { | |
4482 | case BDADDR_LE_PUBLIC: | |
4483 | return true; | |
4484 | ||
4485 | case BDADDR_LE_RANDOM: | |
4486 | /* Two most significant bits shall be set */ | |
4487 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4488 | return false; | |
4489 | return true; | |
4490 | } | |
4491 | ||
4492 | return false; | |
3f706b72 JH |
4493 | } |
4494 | ||
bdb6d971 | 4495 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4496 | void *cp_data, u16 len) |
346af67b | 4497 | { |
346af67b VCG |
4498 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
4499 | u16 key_count, expected_len; | |
715a5bf2 | 4500 | int i, err; |
346af67b | 4501 | |
cf99ba13 MH |
4502 | BT_DBG("request for %s", hdev->name); |
4503 | ||
4504 | if (!lmp_le_capable(hdev)) | |
4505 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4506 | MGMT_STATUS_NOT_SUPPORTED); | |
4507 | ||
1f350c87 | 4508 | key_count = __le16_to_cpu(cp->key_count); |
346af67b VCG |
4509 | |
4510 | expected_len = sizeof(*cp) + key_count * | |
4511 | sizeof(struct mgmt_ltk_info); | |
4512 | if (expected_len != len) { | |
4513 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
2606ecbc | 4514 | expected_len, len); |
bdb6d971 | 4515 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
e57e619f | 4516 | MGMT_STATUS_INVALID_PARAMS); |
346af67b VCG |
4517 | } |
4518 | ||
bdb6d971 | 4519 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 4520 | |
54ad6d8a JH |
4521 | for (i = 0; i < key_count; i++) { |
4522 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
4523 | ||
3f706b72 | 4524 | if (!ltk_is_valid(key)) |
54ad6d8a JH |
4525 | return cmd_status(sk, hdev->id, |
4526 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4527 | MGMT_STATUS_INVALID_PARAMS); | |
4528 | } | |
4529 | ||
346af67b VCG |
4530 | hci_dev_lock(hdev); |
4531 | ||
4532 | hci_smp_ltks_clear(hdev); | |
4533 | ||
4534 | for (i = 0; i < key_count; i++) { | |
4535 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
79d95a19 MH |
4536 | u8 type, addr_type; |
4537 | ||
4538 | if (key->addr.type == BDADDR_LE_PUBLIC) | |
4539 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4540 | else | |
4541 | addr_type = ADDR_LE_DEV_RANDOM; | |
346af67b VCG |
4542 | |
4543 | if (key->master) | |
4544 | type = HCI_SMP_LTK; | |
4545 | else | |
4546 | type = HCI_SMP_LTK_SLAVE; | |
4547 | ||
35d70271 JH |
4548 | hci_add_ltk(hdev, &key->addr.bdaddr, addr_type, type, |
4549 | key->type, key->val, key->enc_size, key->ediv, | |
4550 | key->rand); | |
346af67b VCG |
4551 | } |
4552 | ||
715a5bf2 JH |
4553 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
4554 | NULL, 0); | |
4555 | ||
346af67b | 4556 | hci_dev_unlock(hdev); |
346af67b | 4557 | |
715a5bf2 | 4558 | return err; |
346af67b VCG |
4559 | } |
4560 | ||
dd983808 AK |
4561 | struct cmd_conn_lookup { |
4562 | struct hci_conn *conn; | |
4563 | bool valid_tx_power; | |
4564 | u8 mgmt_status; | |
4565 | }; | |
4566 | ||
4567 | static void get_conn_info_complete(struct pending_cmd *cmd, void *data) | |
4568 | { | |
4569 | struct cmd_conn_lookup *match = data; | |
4570 | struct mgmt_cp_get_conn_info *cp; | |
4571 | struct mgmt_rp_get_conn_info rp; | |
4572 | struct hci_conn *conn = cmd->user_data; | |
4573 | ||
4574 | if (conn != match->conn) | |
4575 | return; | |
4576 | ||
4577 | cp = (struct mgmt_cp_get_conn_info *) cmd->param; | |
4578 | ||
4579 | memset(&rp, 0, sizeof(rp)); | |
4580 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4581 | rp.addr.type = cp->addr.type; | |
4582 | ||
4583 | if (!match->mgmt_status) { | |
4584 | rp.rssi = conn->rssi; | |
4585 | ||
eed5daf3 | 4586 | if (match->valid_tx_power) { |
dd983808 | 4587 | rp.tx_power = conn->tx_power; |
eed5daf3 AK |
4588 | rp.max_tx_power = conn->max_tx_power; |
4589 | } else { | |
dd983808 | 4590 | rp.tx_power = HCI_TX_POWER_INVALID; |
eed5daf3 AK |
4591 | rp.max_tx_power = HCI_TX_POWER_INVALID; |
4592 | } | |
dd983808 AK |
4593 | } |
4594 | ||
4595 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, | |
4596 | match->mgmt_status, &rp, sizeof(rp)); | |
4597 | ||
4598 | hci_conn_drop(conn); | |
4599 | ||
4600 | mgmt_pending_remove(cmd); | |
4601 | } | |
4602 | ||
4603 | static void conn_info_refresh_complete(struct hci_dev *hdev, u8 status) | |
4604 | { | |
4605 | struct hci_cp_read_rssi *cp; | |
4606 | struct hci_conn *conn; | |
4607 | struct cmd_conn_lookup match; | |
4608 | u16 handle; | |
4609 | ||
4610 | BT_DBG("status 0x%02x", status); | |
4611 | ||
4612 | hci_dev_lock(hdev); | |
4613 | ||
4614 | /* TX power data is valid in case request completed successfully, | |
eed5daf3 AK |
4615 | * otherwise we assume it's not valid. At the moment we assume that |
4616 | * either both or none of current and max values are valid to keep code | |
4617 | * simple. | |
dd983808 AK |
4618 | */ |
4619 | match.valid_tx_power = !status; | |
4620 | ||
4621 | /* Commands sent in request are either Read RSSI or Read Transmit Power | |
4622 | * Level so we check which one was last sent to retrieve connection | |
4623 | * handle. Both commands have handle as first parameter so it's safe to | |
4624 | * cast data on the same command struct. | |
4625 | * | |
4626 | * First command sent is always Read RSSI and we fail only if it fails. | |
4627 | * In other case we simply override error to indicate success as we | |
4628 | * already remembered if TX power value is actually valid. | |
4629 | */ | |
4630 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); | |
4631 | if (!cp) { | |
4632 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
4633 | status = 0; | |
4634 | } | |
4635 | ||
4636 | if (!cp) { | |
4637 | BT_ERR("invalid sent_cmd in response"); | |
4638 | goto unlock; | |
4639 | } | |
4640 | ||
4641 | handle = __le16_to_cpu(cp->handle); | |
4642 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
4643 | if (!conn) { | |
4644 | BT_ERR("unknown handle (%d) in response", handle); | |
4645 | goto unlock; | |
4646 | } | |
4647 | ||
4648 | match.conn = conn; | |
4649 | match.mgmt_status = mgmt_status(status); | |
4650 | ||
4651 | /* Cache refresh is complete, now reply for mgmt request for given | |
4652 | * connection only. | |
4653 | */ | |
4654 | mgmt_pending_foreach(MGMT_OP_GET_CONN_INFO, hdev, | |
4655 | get_conn_info_complete, &match); | |
4656 | ||
4657 | unlock: | |
4658 | hci_dev_unlock(hdev); | |
4659 | } | |
4660 | ||
4661 | static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
4662 | u16 len) | |
4663 | { | |
4664 | struct mgmt_cp_get_conn_info *cp = data; | |
4665 | struct mgmt_rp_get_conn_info rp; | |
4666 | struct hci_conn *conn; | |
4667 | unsigned long conn_info_age; | |
4668 | int err = 0; | |
4669 | ||
4670 | BT_DBG("%s", hdev->name); | |
4671 | ||
4672 | memset(&rp, 0, sizeof(rp)); | |
4673 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4674 | rp.addr.type = cp->addr.type; | |
4675 | ||
4676 | if (!bdaddr_type_is_valid(cp->addr.type)) | |
4677 | return cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4678 | MGMT_STATUS_INVALID_PARAMS, | |
4679 | &rp, sizeof(rp)); | |
4680 | ||
4681 | hci_dev_lock(hdev); | |
4682 | ||
4683 | if (!hdev_is_powered(hdev)) { | |
4684 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4685 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
4686 | goto unlock; | |
4687 | } | |
4688 | ||
4689 | if (cp->addr.type == BDADDR_BREDR) | |
4690 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
4691 | &cp->addr.bdaddr); | |
4692 | else | |
4693 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
4694 | ||
4695 | if (!conn || conn->state != BT_CONNECTED) { | |
4696 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4697 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
4698 | goto unlock; | |
4699 | } | |
4700 | ||
4701 | /* To avoid client trying to guess when to poll again for information we | |
4702 | * calculate conn info age as random value between min/max set in hdev. | |
4703 | */ | |
4704 | conn_info_age = hdev->conn_info_min_age + | |
4705 | prandom_u32_max(hdev->conn_info_max_age - | |
4706 | hdev->conn_info_min_age); | |
4707 | ||
4708 | /* Query controller to refresh cached values if they are too old or were | |
4709 | * never read. | |
4710 | */ | |
f4e2dd53 AK |
4711 | if (time_after(jiffies, conn->conn_info_timestamp + |
4712 | msecs_to_jiffies(conn_info_age)) || | |
dd983808 AK |
4713 | !conn->conn_info_timestamp) { |
4714 | struct hci_request req; | |
4715 | struct hci_cp_read_tx_power req_txp_cp; | |
4716 | struct hci_cp_read_rssi req_rssi_cp; | |
4717 | struct pending_cmd *cmd; | |
4718 | ||
4719 | hci_req_init(&req, hdev); | |
4720 | req_rssi_cp.handle = cpu_to_le16(conn->handle); | |
4721 | hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), | |
4722 | &req_rssi_cp); | |
4723 | ||
f7faab0c AK |
4724 | /* For LE links TX power does not change thus we don't need to |
4725 | * query for it once value is known. | |
4726 | */ | |
4727 | if (!bdaddr_type_is_le(cp->addr.type) || | |
4728 | conn->tx_power == HCI_TX_POWER_INVALID) { | |
4729 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4730 | req_txp_cp.type = 0x00; | |
4731 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4732 | sizeof(req_txp_cp), &req_txp_cp); | |
4733 | } | |
dd983808 | 4734 | |
eed5daf3 AK |
4735 | /* Max TX power needs to be read only once per connection */ |
4736 | if (conn->max_tx_power == HCI_TX_POWER_INVALID) { | |
4737 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4738 | req_txp_cp.type = 0x01; | |
4739 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4740 | sizeof(req_txp_cp), &req_txp_cp); | |
4741 | } | |
4742 | ||
dd983808 AK |
4743 | err = hci_req_run(&req, conn_info_refresh_complete); |
4744 | if (err < 0) | |
4745 | goto unlock; | |
4746 | ||
4747 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, | |
4748 | data, len); | |
4749 | if (!cmd) { | |
4750 | err = -ENOMEM; | |
4751 | goto unlock; | |
4752 | } | |
4753 | ||
4754 | hci_conn_hold(conn); | |
4755 | cmd->user_data = conn; | |
4756 | ||
4757 | conn->conn_info_timestamp = jiffies; | |
4758 | } else { | |
4759 | /* Cache is valid, just reply with values cached in hci_conn */ | |
4760 | rp.rssi = conn->rssi; | |
4761 | rp.tx_power = conn->tx_power; | |
eed5daf3 | 4762 | rp.max_tx_power = conn->max_tx_power; |
dd983808 AK |
4763 | |
4764 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4765 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
4766 | } | |
4767 | ||
4768 | unlock: | |
4769 | hci_dev_unlock(hdev); | |
4770 | return err; | |
4771 | } | |
4772 | ||
2e3c35ea | 4773 | static const struct mgmt_handler { |
04124681 GP |
4774 | int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, |
4775 | u16 data_len); | |
be22b54e JH |
4776 | bool var_len; |
4777 | size_t data_len; | |
0f4e68cf JH |
4778 | } mgmt_handlers[] = { |
4779 | { NULL }, /* 0x0000 (no command) */ | |
be22b54e JH |
4780 | { read_version, false, MGMT_READ_VERSION_SIZE }, |
4781 | { read_commands, false, MGMT_READ_COMMANDS_SIZE }, | |
4782 | { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE }, | |
4783 | { read_controller_info, false, MGMT_READ_INFO_SIZE }, | |
4784 | { set_powered, false, MGMT_SETTING_SIZE }, | |
4785 | { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE }, | |
4786 | { set_connectable, false, MGMT_SETTING_SIZE }, | |
4787 | { set_fast_connectable, false, MGMT_SETTING_SIZE }, | |
4788 | { set_pairable, false, MGMT_SETTING_SIZE }, | |
4789 | { set_link_security, false, MGMT_SETTING_SIZE }, | |
4790 | { set_ssp, false, MGMT_SETTING_SIZE }, | |
4791 | { set_hs, false, MGMT_SETTING_SIZE }, | |
4792 | { set_le, false, MGMT_SETTING_SIZE }, | |
4793 | { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE }, | |
4794 | { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE }, | |
4795 | { add_uuid, false, MGMT_ADD_UUID_SIZE }, | |
4796 | { remove_uuid, false, MGMT_REMOVE_UUID_SIZE }, | |
4797 | { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE }, | |
4798 | { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE }, | |
4799 | { disconnect, false, MGMT_DISCONNECT_SIZE }, | |
4800 | { get_connections, false, MGMT_GET_CONNECTIONS_SIZE }, | |
4801 | { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE }, | |
4802 | { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
4803 | { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE }, | |
4804 | { pair_device, false, MGMT_PAIR_DEVICE_SIZE }, | |
4805 | { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
4806 | { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE }, | |
4807 | { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
4808 | { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
4809 | { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
4810 | { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
4811 | { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE }, | |
ec109113 | 4812 | { add_remote_oob_data, true, MGMT_ADD_REMOTE_OOB_DATA_SIZE }, |
be22b54e JH |
4813 | { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
4814 | { start_discovery, false, MGMT_START_DISCOVERY_SIZE }, | |
4815 | { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE }, | |
4816 | { confirm_name, false, MGMT_CONFIRM_NAME_SIZE }, | |
4817 | { block_device, false, MGMT_BLOCK_DEVICE_SIZE }, | |
4818 | { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE }, | |
cdbaccca | 4819 | { set_device_id, false, MGMT_SET_DEVICE_ID_SIZE }, |
4375f103 | 4820 | { set_advertising, false, MGMT_SETTING_SIZE }, |
0663ca2a | 4821 | { set_bredr, false, MGMT_SETTING_SIZE }, |
d13eafce | 4822 | { set_static_address, false, MGMT_SET_STATIC_ADDRESS_SIZE }, |
14b49b9a | 4823 | { set_scan_params, false, MGMT_SET_SCAN_PARAMS_SIZE }, |
eac83dc6 | 4824 | { set_secure_conn, false, MGMT_SETTING_SIZE }, |
4e39ac81 | 4825 | { set_debug_keys, false, MGMT_SETTING_SIZE }, |
62b04cd1 | 4826 | { set_privacy, false, MGMT_SET_PRIVACY_SIZE }, |
41edf160 | 4827 | { load_irks, true, MGMT_LOAD_IRKS_SIZE }, |
dd983808 | 4828 | { get_conn_info, false, MGMT_GET_CONN_INFO_SIZE }, |
0f4e68cf JH |
4829 | }; |
4830 | ||
4831 | ||
0381101f JH |
4832 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
4833 | { | |
650f726d VCG |
4834 | void *buf; |
4835 | u8 *cp; | |
0381101f | 4836 | struct mgmt_hdr *hdr; |
4e51eae9 | 4837 | u16 opcode, index, len; |
bdb6d971 | 4838 | struct hci_dev *hdev = NULL; |
2e3c35ea | 4839 | const struct mgmt_handler *handler; |
0381101f JH |
4840 | int err; |
4841 | ||
4842 | BT_DBG("got %zu bytes", msglen); | |
4843 | ||
4844 | if (msglen < sizeof(*hdr)) | |
4845 | return -EINVAL; | |
4846 | ||
e63a15ec | 4847 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
4848 | if (!buf) |
4849 | return -ENOMEM; | |
4850 | ||
4851 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
4852 | err = -EFAULT; | |
4853 | goto done; | |
4854 | } | |
4855 | ||
650f726d | 4856 | hdr = buf; |
1f350c87 MH |
4857 | opcode = __le16_to_cpu(hdr->opcode); |
4858 | index = __le16_to_cpu(hdr->index); | |
4859 | len = __le16_to_cpu(hdr->len); | |
0381101f JH |
4860 | |
4861 | if (len != msglen - sizeof(*hdr)) { | |
4862 | err = -EINVAL; | |
4863 | goto done; | |
4864 | } | |
4865 | ||
0f4e68cf | 4866 | if (index != MGMT_INDEX_NONE) { |
bdb6d971 JH |
4867 | hdev = hci_dev_get(index); |
4868 | if (!hdev) { | |
4869 | err = cmd_status(sk, index, opcode, | |
04124681 | 4870 | MGMT_STATUS_INVALID_INDEX); |
bdb6d971 JH |
4871 | goto done; |
4872 | } | |
0736cfa8 | 4873 | |
cebf4cfd JH |
4874 | if (test_bit(HCI_SETUP, &hdev->dev_flags) || |
4875 | test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) { | |
0736cfa8 MH |
4876 | err = cmd_status(sk, index, opcode, |
4877 | MGMT_STATUS_INVALID_INDEX); | |
4878 | goto done; | |
4879 | } | |
bdb6d971 JH |
4880 | } |
4881 | ||
0f4e68cf | 4882 | if (opcode >= ARRAY_SIZE(mgmt_handlers) || |
8ce8e2b5 | 4883 | mgmt_handlers[opcode].func == NULL) { |
0381101f | 4884 | BT_DBG("Unknown op %u", opcode); |
ca69b795 | 4885 | err = cmd_status(sk, index, opcode, |
04124681 | 4886 | MGMT_STATUS_UNKNOWN_COMMAND); |
0f4e68cf JH |
4887 | goto done; |
4888 | } | |
4889 | ||
4890 | if ((hdev && opcode < MGMT_OP_READ_INFO) || | |
8ce8e2b5 | 4891 | (!hdev && opcode >= MGMT_OP_READ_INFO)) { |
0f4e68cf | 4892 | err = cmd_status(sk, index, opcode, |
04124681 | 4893 | MGMT_STATUS_INVALID_INDEX); |
0f4e68cf | 4894 | goto done; |
0381101f JH |
4895 | } |
4896 | ||
be22b54e JH |
4897 | handler = &mgmt_handlers[opcode]; |
4898 | ||
4899 | if ((handler->var_len && len < handler->data_len) || | |
8ce8e2b5 | 4900 | (!handler->var_len && len != handler->data_len)) { |
be22b54e | 4901 | err = cmd_status(sk, index, opcode, |
04124681 | 4902 | MGMT_STATUS_INVALID_PARAMS); |
be22b54e JH |
4903 | goto done; |
4904 | } | |
4905 | ||
0f4e68cf JH |
4906 | if (hdev) |
4907 | mgmt_init_hdev(sk, hdev); | |
4908 | ||
4909 | cp = buf + sizeof(*hdr); | |
4910 | ||
be22b54e | 4911 | err = handler->func(sk, hdev, cp, len); |
e41d8b4e JH |
4912 | if (err < 0) |
4913 | goto done; | |
4914 | ||
0381101f JH |
4915 | err = msglen; |
4916 | ||
4917 | done: | |
bdb6d971 JH |
4918 | if (hdev) |
4919 | hci_dev_put(hdev); | |
4920 | ||
0381101f JH |
4921 | kfree(buf); |
4922 | return err; | |
4923 | } | |
c71e97bf | 4924 | |
bf6b56db | 4925 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 4926 | { |
1514b892 | 4927 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 4928 | return; |
bb4b2a9a | 4929 | |
bf6b56db | 4930 | mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL); |
c71e97bf JH |
4931 | } |
4932 | ||
bf6b56db | 4933 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 4934 | { |
5f159032 | 4935 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 4936 | |
1514b892 | 4937 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 4938 | return; |
bb4b2a9a | 4939 | |
744cf19e | 4940 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe | 4941 | |
bf6b56db | 4942 | mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL); |
eec8d2bc JH |
4943 | } |
4944 | ||
6046dc3e AG |
4945 | /* This function requires the caller holds hdev->lock */ |
4946 | static void restart_le_auto_conns(struct hci_dev *hdev) | |
4947 | { | |
4948 | struct hci_conn_params *p; | |
4949 | ||
4950 | list_for_each_entry(p, &hdev->le_conn_params, list) { | |
4951 | if (p->auto_connect == HCI_AUTO_CONN_ALWAYS) | |
4952 | hci_pend_le_conn_add(hdev, &p->addr, p->addr_type); | |
4953 | } | |
4954 | } | |
4955 | ||
229ab39c JH |
4956 | static void powered_complete(struct hci_dev *hdev, u8 status) |
4957 | { | |
4958 | struct cmd_lookup match = { NULL, hdev }; | |
4959 | ||
4960 | BT_DBG("status 0x%02x", status); | |
4961 | ||
4962 | hci_dev_lock(hdev); | |
4963 | ||
6046dc3e AG |
4964 | restart_le_auto_conns(hdev); |
4965 | ||
229ab39c JH |
4966 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
4967 | ||
4968 | new_settings(hdev, match.sk); | |
4969 | ||
4970 | hci_dev_unlock(hdev); | |
4971 | ||
4972 | if (match.sk) | |
4973 | sock_put(match.sk); | |
4974 | } | |
4975 | ||
70da6243 | 4976 | static int powered_update_hci(struct hci_dev *hdev) |
5add6af8 | 4977 | { |
890ea898 | 4978 | struct hci_request req; |
70da6243 | 4979 | u8 link_sec; |
5add6af8 | 4980 | |
890ea898 JH |
4981 | hci_req_init(&req, hdev); |
4982 | ||
70da6243 JH |
4983 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
4984 | !lmp_host_ssp_capable(hdev)) { | |
4985 | u8 ssp = 1; | |
5e5282bb | 4986 | |
890ea898 | 4987 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, 1, &ssp); |
70da6243 | 4988 | } |
5add6af8 | 4989 | |
c73eee91 JH |
4990 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
4991 | lmp_bredr_capable(hdev)) { | |
70da6243 | 4992 | struct hci_cp_write_le_host_supported cp; |
f0ff92fb | 4993 | |
70da6243 JH |
4994 | cp.le = 1; |
4995 | cp.simul = lmp_le_br_capable(hdev); | |
3d1cbdd6 | 4996 | |
70da6243 JH |
4997 | /* Check first if we already have the right |
4998 | * host state (host features set) | |
4999 | */ | |
5000 | if (cp.le != lmp_host_le_capable(hdev) || | |
5001 | cp.simul != lmp_host_le_br_capable(hdev)) | |
890ea898 JH |
5002 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
5003 | sizeof(cp), &cp); | |
70da6243 | 5004 | } |
3d1cbdd6 | 5005 | |
d13eafce | 5006 | if (lmp_le_capable(hdev)) { |
441ad2d0 MH |
5007 | /* Make sure the controller has a good default for |
5008 | * advertising data. This also applies to the case | |
5009 | * where BR/EDR was toggled during the AUTO_OFF phase. | |
5010 | */ | |
f14d8f64 | 5011 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { |
5947f4bc | 5012 | update_adv_data(&req); |
f14d8f64 MH |
5013 | update_scan_rsp_data(&req); |
5014 | } | |
441ad2d0 | 5015 | |
bba3aa55 MH |
5016 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
5017 | enable_advertising(&req); | |
eeca6f89 JH |
5018 | } |
5019 | ||
70da6243 JH |
5020 | link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
5021 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) | |
890ea898 JH |
5022 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
5023 | sizeof(link_sec), &link_sec); | |
562fcc24 | 5024 | |
70da6243 | 5025 | if (lmp_bredr_capable(hdev)) { |
56f87901 JH |
5026 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
5027 | set_bredr_scan(&req); | |
890ea898 | 5028 | update_class(&req); |
13928971 | 5029 | update_name(&req); |
890ea898 | 5030 | update_eir(&req); |
70da6243 | 5031 | } |
562fcc24 | 5032 | |
229ab39c | 5033 | return hci_req_run(&req, powered_complete); |
70da6243 | 5034 | } |
562fcc24 | 5035 | |
70da6243 JH |
5036 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
5037 | { | |
5038 | struct cmd_lookup match = { NULL, hdev }; | |
229ab39c JH |
5039 | u8 status_not_powered = MGMT_STATUS_NOT_POWERED; |
5040 | u8 zero_cod[] = { 0, 0, 0 }; | |
70da6243 | 5041 | int err; |
f0ff92fb | 5042 | |
70da6243 JH |
5043 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
5044 | return 0; | |
5045 | ||
70da6243 | 5046 | if (powered) { |
229ab39c JH |
5047 | if (powered_update_hci(hdev) == 0) |
5048 | return 0; | |
fe038884 | 5049 | |
229ab39c JH |
5050 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
5051 | &match); | |
5052 | goto new_settings; | |
b24752fe JH |
5053 | } |
5054 | ||
229ab39c JH |
5055 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
5056 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status_not_powered); | |
5057 | ||
5058 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
5059 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, | |
5060 | zero_cod, sizeof(zero_cod), NULL); | |
5061 | ||
5062 | new_settings: | |
beadb2bd | 5063 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
5064 | |
5065 | if (match.sk) | |
5066 | sock_put(match.sk); | |
5067 | ||
7bb895d6 | 5068 | return err; |
5add6af8 | 5069 | } |
73f22f62 | 5070 | |
3eec705e | 5071 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc JH |
5072 | { |
5073 | struct pending_cmd *cmd; | |
5074 | u8 status; | |
5075 | ||
5076 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
5077 | if (!cmd) | |
3eec705e | 5078 | return; |
96570ffc JH |
5079 | |
5080 | if (err == -ERFKILL) | |
5081 | status = MGMT_STATUS_RFKILLED; | |
5082 | else | |
5083 | status = MGMT_STATUS_FAILED; | |
5084 | ||
3eec705e | 5085 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
5086 | |
5087 | mgmt_pending_remove(cmd); | |
96570ffc JH |
5088 | } |
5089 | ||
d1967ff8 MH |
5090 | void mgmt_discoverable_timeout(struct hci_dev *hdev) |
5091 | { | |
5092 | struct hci_request req; | |
d1967ff8 MH |
5093 | |
5094 | hci_dev_lock(hdev); | |
5095 | ||
5096 | /* When discoverable timeout triggers, then just make sure | |
5097 | * the limited discoverable flag is cleared. Even in the case | |
5098 | * of a timeout triggered from general discoverable, it is | |
5099 | * safe to unconditionally clear the flag. | |
5100 | */ | |
5101 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
9a43e25f | 5102 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
d1967ff8 MH |
5103 | |
5104 | hci_req_init(&req, hdev); | |
4b580614 JH |
5105 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
5106 | u8 scan = SCAN_PAGE; | |
5107 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, | |
5108 | sizeof(scan), &scan); | |
5109 | } | |
d1967ff8 | 5110 | update_class(&req); |
9a43e25f | 5111 | update_adv_data(&req); |
d1967ff8 MH |
5112 | hci_req_run(&req, NULL); |
5113 | ||
5114 | hdev->discov_timeout = 0; | |
5115 | ||
9a43e25f JH |
5116 | new_settings(hdev, NULL); |
5117 | ||
d1967ff8 MH |
5118 | hci_dev_unlock(hdev); |
5119 | } | |
5120 | ||
86a75645 | 5121 | void mgmt_discoverable(struct hci_dev *hdev, u8 discoverable) |
73f22f62 | 5122 | { |
86a75645 | 5123 | bool changed; |
73f22f62 | 5124 | |
bfaf8c9f JH |
5125 | /* Nothing needed here if there's a pending command since that |
5126 | * commands request completion callback takes care of everything | |
5127 | * necessary. | |
5128 | */ | |
5129 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev)) | |
86a75645 | 5130 | return; |
bfaf8c9f | 5131 | |
bd107999 JH |
5132 | /* Powering off may clear the scan mode - don't let that interfere */ |
5133 | if (!discoverable && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5134 | return; | |
5135 | ||
9a43e25f | 5136 | if (discoverable) { |
86a75645 | 5137 | changed = !test_and_set_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
5138 | } else { |
5139 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
86a75645 | 5140 | changed = test_and_clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
5141 | } |
5142 | ||
5143 | if (changed) { | |
5144 | struct hci_request req; | |
5145 | ||
5146 | /* In case this change in discoverable was triggered by | |
5147 | * a disabling of connectable there could be a need to | |
5148 | * update the advertising flags. | |
5149 | */ | |
5150 | hci_req_init(&req, hdev); | |
5151 | update_adv_data(&req); | |
5152 | hci_req_run(&req, NULL); | |
73f22f62 | 5153 | |
86a75645 | 5154 | new_settings(hdev, NULL); |
9a43e25f | 5155 | } |
73f22f62 | 5156 | } |
9fbcbb45 | 5157 | |
a330916c | 5158 | void mgmt_connectable(struct hci_dev *hdev, u8 connectable) |
9fbcbb45 | 5159 | { |
a330916c | 5160 | bool changed; |
9fbcbb45 | 5161 | |
d7b856f9 JH |
5162 | /* Nothing needed here if there's a pending command since that |
5163 | * commands request completion callback takes care of everything | |
5164 | * necessary. | |
5165 | */ | |
5166 | if (mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) | |
a330916c | 5167 | return; |
d7b856f9 | 5168 | |
ce3f24cf JH |
5169 | /* Powering off may clear the scan mode - don't let that interfere */ |
5170 | if (!connectable && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5171 | return; | |
5172 | ||
a330916c MH |
5173 | if (connectable) |
5174 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
5175 | else | |
5176 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
9fbcbb45 | 5177 | |
beadb2bd | 5178 | if (changed) |
a330916c | 5179 | new_settings(hdev, NULL); |
9fbcbb45 | 5180 | } |
55ed8ca1 | 5181 | |
778b235a JH |
5182 | void mgmt_advertising(struct hci_dev *hdev, u8 advertising) |
5183 | { | |
7c4cfab8 JH |
5184 | /* Powering off may stop advertising - don't let that interfere */ |
5185 | if (!advertising && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5186 | return; | |
5187 | ||
778b235a JH |
5188 | if (advertising) |
5189 | set_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
5190 | else | |
5191 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
5192 | } | |
5193 | ||
4796e8af | 5194 | void mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status) |
2d7cee58 | 5195 | { |
ca69b795 JH |
5196 | u8 mgmt_err = mgmt_status(status); |
5197 | ||
2d7cee58 | 5198 | if (scan & SCAN_PAGE) |
744cf19e | 5199 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, |
04124681 | 5200 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
5201 | |
5202 | if (scan & SCAN_INQUIRY) | |
744cf19e | 5203 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, |
04124681 | 5204 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
5205 | } |
5206 | ||
dc4a5ee2 MH |
5207 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
5208 | bool persistent) | |
55ed8ca1 | 5209 | { |
86742e1e | 5210 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 5211 | |
a492cd52 | 5212 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 5213 | |
a492cd52 | 5214 | ev.store_hint = persistent; |
d753fdc4 | 5215 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 5216 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 5217 | ev.key.type = key->type; |
9b3b4460 | 5218 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 5219 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 5220 | |
dc4a5ee2 | 5221 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 5222 | } |
f7520543 | 5223 | |
53ac6ab6 | 5224 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) |
346af67b VCG |
5225 | { |
5226 | struct mgmt_ev_new_long_term_key ev; | |
5227 | ||
5228 | memset(&ev, 0, sizeof(ev)); | |
5229 | ||
5192d301 MH |
5230 | /* Devices using resolvable or non-resolvable random addresses |
5231 | * without providing an indentity resolving key don't require | |
5232 | * to store long term keys. Their addresses will change the | |
5233 | * next time around. | |
5234 | * | |
5235 | * Only when a remote device provides an identity address | |
5236 | * make sure the long term key is stored. If the remote | |
5237 | * identity is known, the long term keys are internally | |
5238 | * mapped to the identity address. So allow static random | |
5239 | * and public addresses here. | |
5240 | */ | |
ba74b666 JH |
5241 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
5242 | (key->bdaddr.b[5] & 0xc0) != 0xc0) | |
5243 | ev.store_hint = 0x00; | |
5244 | else | |
53ac6ab6 | 5245 | ev.store_hint = persistent; |
ba74b666 | 5246 | |
346af67b | 5247 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
57c1477c | 5248 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
d40f3eef | 5249 | ev.key.type = key->authenticated; |
346af67b VCG |
5250 | ev.key.enc_size = key->enc_size; |
5251 | ev.key.ediv = key->ediv; | |
fe39c7b2 | 5252 | ev.key.rand = key->rand; |
346af67b VCG |
5253 | |
5254 | if (key->type == HCI_SMP_LTK) | |
5255 | ev.key.master = 1; | |
5256 | ||
346af67b VCG |
5257 | memcpy(ev.key.val, key->val, sizeof(key->val)); |
5258 | ||
083368f7 | 5259 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
5260 | } |
5261 | ||
95fbac8a JH |
5262 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk) |
5263 | { | |
5264 | struct mgmt_ev_new_irk ev; | |
5265 | ||
5266 | memset(&ev, 0, sizeof(ev)); | |
5267 | ||
bab6d1e5 MH |
5268 | /* For identity resolving keys from devices that are already |
5269 | * using a public address or static random address, do not | |
5270 | * ask for storing this key. The identity resolving key really | |
5271 | * is only mandatory for devices using resovlable random | |
5272 | * addresses. | |
5273 | * | |
5274 | * Storing all identity resolving keys has the downside that | |
5275 | * they will be also loaded on next boot of they system. More | |
5276 | * identity resolving keys, means more time during scanning is | |
5277 | * needed to actually resolve these addresses. | |
5278 | */ | |
5279 | if (bacmp(&irk->rpa, BDADDR_ANY)) | |
5280 | ev.store_hint = 0x01; | |
5281 | else | |
5282 | ev.store_hint = 0x00; | |
5283 | ||
95fbac8a JH |
5284 | bacpy(&ev.rpa, &irk->rpa); |
5285 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); | |
5286 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); | |
5287 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); | |
5288 | ||
5289 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); | |
5290 | } | |
5291 | ||
53ac6ab6 MH |
5292 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
5293 | bool persistent) | |
7ee4ea36 MH |
5294 | { |
5295 | struct mgmt_ev_new_csrk ev; | |
5296 | ||
5297 | memset(&ev, 0, sizeof(ev)); | |
5298 | ||
5299 | /* Devices using resolvable or non-resolvable random addresses | |
5300 | * without providing an indentity resolving key don't require | |
5301 | * to store signature resolving keys. Their addresses will change | |
5302 | * the next time around. | |
5303 | * | |
5304 | * Only when a remote device provides an identity address | |
5305 | * make sure the signature resolving key is stored. So allow | |
5306 | * static random and public addresses here. | |
5307 | */ | |
5308 | if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && | |
5309 | (csrk->bdaddr.b[5] & 0xc0) != 0xc0) | |
5310 | ev.store_hint = 0x00; | |
5311 | else | |
53ac6ab6 | 5312 | ev.store_hint = persistent; |
7ee4ea36 MH |
5313 | |
5314 | bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); | |
5315 | ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); | |
5316 | ev.key.master = csrk->master; | |
5317 | memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); | |
5318 | ||
5319 | mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); | |
5320 | } | |
5321 | ||
94933991 MH |
5322 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
5323 | u8 data_len) | |
5324 | { | |
5325 | eir[eir_len++] = sizeof(type) + data_len; | |
5326 | eir[eir_len++] = type; | |
5327 | memcpy(&eir[eir_len], data, data_len); | |
5328 | eir_len += data_len; | |
5329 | ||
5330 | return eir_len; | |
5331 | } | |
5332 | ||
ecd90ae7 MH |
5333 | void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5334 | u8 addr_type, u32 flags, u8 *name, u8 name_len, | |
5335 | u8 *dev_class) | |
f7520543 | 5336 | { |
b644ba33 JH |
5337 | char buf[512]; |
5338 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
5339 | u16 eir_len = 0; | |
f7520543 | 5340 | |
b644ba33 | 5341 | bacpy(&ev->addr.bdaddr, bdaddr); |
57c1477c | 5342 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
f7520543 | 5343 | |
c95f0ba7 | 5344 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 5345 | |
b644ba33 JH |
5346 | if (name_len > 0) |
5347 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
04124681 | 5348 | name, name_len); |
b644ba33 JH |
5349 | |
5350 | if (dev_class && memcmp(dev_class, "\0\0\0", 3) != 0) | |
53156385 | 5351 | eir_len = eir_append_data(ev->eir, eir_len, |
04124681 | 5352 | EIR_CLASS_OF_DEV, dev_class, 3); |
b644ba33 | 5353 | |
eb55ef07 | 5354 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 5355 | |
ecd90ae7 MH |
5356 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
5357 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
5358 | } |
5359 | ||
8962ee74 JH |
5360 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
5361 | { | |
c68fb7ff | 5362 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 5363 | struct sock **sk = data; |
a38528f1 | 5364 | struct mgmt_rp_disconnect rp; |
8962ee74 | 5365 | |
88c3df13 JH |
5366 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
5367 | rp.addr.type = cp->addr.type; | |
8962ee74 | 5368 | |
aee9b218 | 5369 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp, |
04124681 | 5370 | sizeof(rp)); |
8962ee74 JH |
5371 | |
5372 | *sk = cmd->sk; | |
5373 | sock_hold(*sk); | |
5374 | ||
a664b5bc | 5375 | mgmt_pending_remove(cmd); |
8962ee74 JH |
5376 | } |
5377 | ||
124f6e35 | 5378 | static void unpair_device_rsp(struct pending_cmd *cmd, void *data) |
a8a1d19e | 5379 | { |
b1078ad0 | 5380 | struct hci_dev *hdev = data; |
124f6e35 JH |
5381 | struct mgmt_cp_unpair_device *cp = cmd->param; |
5382 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
5383 | |
5384 | memset(&rp, 0, sizeof(rp)); | |
124f6e35 JH |
5385 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
5386 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 5387 | |
b1078ad0 JH |
5388 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
5389 | ||
aee9b218 | 5390 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp)); |
a8a1d19e JH |
5391 | |
5392 | mgmt_pending_remove(cmd); | |
5393 | } | |
5394 | ||
9b80ec5e | 5395 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
5396 | u8 link_type, u8 addr_type, u8 reason, |
5397 | bool mgmt_connected) | |
f7520543 | 5398 | { |
f0d6a0ea | 5399 | struct mgmt_ev_device_disconnected ev; |
8b064a3a | 5400 | struct pending_cmd *power_off; |
8962ee74 | 5401 | struct sock *sk = NULL; |
8962ee74 | 5402 | |
8b064a3a JH |
5403 | power_off = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); |
5404 | if (power_off) { | |
5405 | struct mgmt_mode *cp = power_off->param; | |
5406 | ||
5407 | /* The connection is still in hci_conn_hash so test for 1 | |
5408 | * instead of 0 to know if this is the last one. | |
5409 | */ | |
a3172b7e JH |
5410 | if (!cp->val && hci_conn_count(hdev) == 1) { |
5411 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 5412 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 5413 | } |
8b064a3a JH |
5414 | } |
5415 | ||
12d4a3b2 JH |
5416 | if (!mgmt_connected) |
5417 | return; | |
5418 | ||
57eb776f AG |
5419 | if (link_type != ACL_LINK && link_type != LE_LINK) |
5420 | return; | |
5421 | ||
744cf19e | 5422 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 5423 | |
f0d6a0ea MA |
5424 | bacpy(&ev.addr.bdaddr, bdaddr); |
5425 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
5426 | ev.reason = reason; | |
f7520543 | 5427 | |
9b80ec5e | 5428 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
5429 | |
5430 | if (sk) | |
d97dcb66 | 5431 | sock_put(sk); |
8962ee74 | 5432 | |
124f6e35 | 5433 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 5434 | hdev); |
8962ee74 JH |
5435 | } |
5436 | ||
7892924c MH |
5437 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5438 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 5439 | { |
3655bba8 AG |
5440 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
5441 | struct mgmt_cp_disconnect *cp; | |
88c3df13 | 5442 | struct mgmt_rp_disconnect rp; |
8962ee74 | 5443 | struct pending_cmd *cmd; |
8962ee74 | 5444 | |
36a75f1b JD |
5445 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
5446 | hdev); | |
5447 | ||
2e58ef3e | 5448 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 5449 | if (!cmd) |
7892924c | 5450 | return; |
8962ee74 | 5451 | |
3655bba8 AG |
5452 | cp = cmd->param; |
5453 | ||
5454 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
5455 | return; | |
5456 | ||
5457 | if (cp->addr.type != bdaddr_type) | |
5458 | return; | |
5459 | ||
88c3df13 | 5460 | bacpy(&rp.addr.bdaddr, bdaddr); |
3655bba8 | 5461 | rp.addr.type = bdaddr_type; |
37d9ef76 | 5462 | |
7892924c MH |
5463 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, |
5464 | mgmt_status(status), &rp, sizeof(rp)); | |
8962ee74 | 5465 | |
a664b5bc | 5466 | mgmt_pending_remove(cmd); |
f7520543 | 5467 | } |
17d5c04c | 5468 | |
445608d0 MH |
5469 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5470 | u8 addr_type, u8 status) | |
17d5c04c JH |
5471 | { |
5472 | struct mgmt_ev_connect_failed ev; | |
c9910d0f JH |
5473 | struct pending_cmd *power_off; |
5474 | ||
5475 | power_off = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
5476 | if (power_off) { | |
5477 | struct mgmt_mode *cp = power_off->param; | |
5478 | ||
5479 | /* The connection is still in hci_conn_hash so test for 1 | |
5480 | * instead of 0 to know if this is the last one. | |
5481 | */ | |
a3172b7e JH |
5482 | if (!cp->val && hci_conn_count(hdev) == 1) { |
5483 | cancel_delayed_work(&hdev->power_off); | |
c9910d0f | 5484 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 5485 | } |
c9910d0f | 5486 | } |
17d5c04c | 5487 | |
4c659c39 | 5488 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5489 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 5490 | ev.status = mgmt_status(status); |
17d5c04c | 5491 | |
445608d0 | 5492 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 5493 | } |
980e1a53 | 5494 | |
ce0e4a0d | 5495 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
5496 | { |
5497 | struct mgmt_ev_pin_code_request ev; | |
5498 | ||
d8457698 | 5499 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 5500 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 5501 | ev.secure = secure; |
980e1a53 | 5502 | |
ce0e4a0d | 5503 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
5504 | } |
5505 | ||
e669cf80 MH |
5506 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5507 | u8 status) | |
980e1a53 JH |
5508 | { |
5509 | struct pending_cmd *cmd; | |
ac56fb13 | 5510 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 5511 | |
2e58ef3e | 5512 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 5513 | if (!cmd) |
e669cf80 | 5514 | return; |
980e1a53 | 5515 | |
d8457698 | 5516 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 5517 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 5518 | |
e669cf80 MH |
5519 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
5520 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 5521 | |
a664b5bc | 5522 | mgmt_pending_remove(cmd); |
980e1a53 JH |
5523 | } |
5524 | ||
3eb38528 MH |
5525 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5526 | u8 status) | |
980e1a53 JH |
5527 | { |
5528 | struct pending_cmd *cmd; | |
ac56fb13 | 5529 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 5530 | |
2e58ef3e | 5531 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 5532 | if (!cmd) |
3eb38528 | 5533 | return; |
980e1a53 | 5534 | |
d8457698 | 5535 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 5536 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 5537 | |
3eb38528 MH |
5538 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
5539 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 5540 | |
a664b5bc | 5541 | mgmt_pending_remove(cmd); |
980e1a53 | 5542 | } |
a5c29683 | 5543 | |
744cf19e | 5544 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 5545 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 5546 | u8 confirm_hint) |
a5c29683 JH |
5547 | { |
5548 | struct mgmt_ev_user_confirm_request ev; | |
5549 | ||
744cf19e | 5550 | BT_DBG("%s", hdev->name); |
a5c29683 | 5551 | |
272d90df | 5552 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5553 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 5554 | ev.confirm_hint = confirm_hint; |
39adbffe | 5555 | ev.value = cpu_to_le32(value); |
a5c29683 | 5556 | |
744cf19e | 5557 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 5558 | NULL); |
a5c29683 JH |
5559 | } |
5560 | ||
272d90df | 5561 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 5562 | u8 link_type, u8 addr_type) |
604086b7 BG |
5563 | { |
5564 | struct mgmt_ev_user_passkey_request ev; | |
5565 | ||
5566 | BT_DBG("%s", hdev->name); | |
5567 | ||
272d90df | 5568 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5569 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
5570 | |
5571 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 5572 | NULL); |
604086b7 BG |
5573 | } |
5574 | ||
0df4c185 | 5575 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
5576 | u8 link_type, u8 addr_type, u8 status, |
5577 | u8 opcode) | |
a5c29683 JH |
5578 | { |
5579 | struct pending_cmd *cmd; | |
5580 | struct mgmt_rp_user_confirm_reply rp; | |
5581 | int err; | |
5582 | ||
2e58ef3e | 5583 | cmd = mgmt_pending_find(opcode, hdev); |
a5c29683 JH |
5584 | if (!cmd) |
5585 | return -ENOENT; | |
5586 | ||
272d90df | 5587 | bacpy(&rp.addr.bdaddr, bdaddr); |
57c1477c | 5588 | rp.addr.type = link_to_bdaddr(link_type, addr_type); |
aee9b218 | 5589 | err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status), |
04124681 | 5590 | &rp, sizeof(rp)); |
a5c29683 | 5591 | |
a664b5bc | 5592 | mgmt_pending_remove(cmd); |
a5c29683 JH |
5593 | |
5594 | return err; | |
5595 | } | |
5596 | ||
744cf19e | 5597 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5598 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 5599 | { |
272d90df | 5600 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 5601 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
5602 | } |
5603 | ||
272d90df | 5604 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5605 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 5606 | { |
272d90df | 5607 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
5608 | status, |
5609 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 5610 | } |
2a611692 | 5611 | |
604086b7 | 5612 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5613 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 5614 | { |
272d90df | 5615 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 5616 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
5617 | } |
5618 | ||
272d90df | 5619 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5620 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 5621 | { |
272d90df | 5622 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
5623 | status, |
5624 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
5625 | } |
5626 | ||
92a25256 JH |
5627 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5628 | u8 link_type, u8 addr_type, u32 passkey, | |
5629 | u8 entered) | |
5630 | { | |
5631 | struct mgmt_ev_passkey_notify ev; | |
5632 | ||
5633 | BT_DBG("%s", hdev->name); | |
5634 | ||
5635 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5636 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
5637 | ev.passkey = __cpu_to_le32(passkey); | |
5638 | ev.entered = entered; | |
5639 | ||
5640 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
5641 | } | |
5642 | ||
e546099c MH |
5643 | void mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5644 | u8 addr_type, u8 status) | |
2a611692 JH |
5645 | { |
5646 | struct mgmt_ev_auth_failed ev; | |
5647 | ||
bab73cb6 | 5648 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5649 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 5650 | ev.status = mgmt_status(status); |
2a611692 | 5651 | |
e546099c | 5652 | mgmt_event(MGMT_EV_AUTH_FAILED, hdev, &ev, sizeof(ev), NULL); |
2a611692 | 5653 | } |
b312b161 | 5654 | |
464996ae | 5655 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
5656 | { |
5657 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 5658 | bool changed; |
33ef95ed JH |
5659 | |
5660 | if (status) { | |
5661 | u8 mgmt_err = mgmt_status(status); | |
5662 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 5663 | cmd_status_rsp, &mgmt_err); |
464996ae | 5664 | return; |
33ef95ed JH |
5665 | } |
5666 | ||
464996ae MH |
5667 | if (test_bit(HCI_AUTH, &hdev->flags)) |
5668 | changed = !test_and_set_bit(HCI_LINK_SECURITY, | |
5669 | &hdev->dev_flags); | |
5670 | else | |
5671 | changed = test_and_clear_bit(HCI_LINK_SECURITY, | |
5672 | &hdev->dev_flags); | |
47990ea0 | 5673 | |
33ef95ed | 5674 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 5675 | &match); |
33ef95ed | 5676 | |
47990ea0 | 5677 | if (changed) |
464996ae | 5678 | new_settings(hdev, match.sk); |
33ef95ed JH |
5679 | |
5680 | if (match.sk) | |
5681 | sock_put(match.sk); | |
33ef95ed JH |
5682 | } |
5683 | ||
890ea898 | 5684 | static void clear_eir(struct hci_request *req) |
cacaf52f | 5685 | { |
890ea898 | 5686 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
5687 | struct hci_cp_write_eir cp; |
5688 | ||
976eb20e | 5689 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 5690 | return; |
cacaf52f | 5691 | |
c80da27e JH |
5692 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
5693 | ||
cacaf52f JH |
5694 | memset(&cp, 0, sizeof(cp)); |
5695 | ||
890ea898 | 5696 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
5697 | } |
5698 | ||
3e248560 | 5699 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
5700 | { |
5701 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 5702 | struct hci_request req; |
c0ecddc2 | 5703 | bool changed = false; |
ed2c4ee3 JH |
5704 | |
5705 | if (status) { | |
5706 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 JH |
5707 | |
5708 | if (enable && test_and_clear_bit(HCI_SSP_ENABLED, | |
9ecb3e24 MH |
5709 | &hdev->dev_flags)) { |
5710 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
3e248560 | 5711 | new_settings(hdev, NULL); |
9ecb3e24 | 5712 | } |
c0ecddc2 | 5713 | |
04124681 GP |
5714 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
5715 | &mgmt_err); | |
3e248560 | 5716 | return; |
c0ecddc2 JH |
5717 | } |
5718 | ||
5719 | if (enable) { | |
9ecb3e24 | 5720 | changed = !test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
c0ecddc2 | 5721 | } else { |
9ecb3e24 MH |
5722 | changed = test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
5723 | if (!changed) | |
5724 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
5725 | &hdev->dev_flags); | |
5726 | else | |
5727 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
ed2c4ee3 JH |
5728 | } |
5729 | ||
5730 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
5731 | ||
c0ecddc2 | 5732 | if (changed) |
3e248560 | 5733 | new_settings(hdev, match.sk); |
ed2c4ee3 | 5734 | |
5fc6ebb1 | 5735 | if (match.sk) |
ed2c4ee3 JH |
5736 | sock_put(match.sk); |
5737 | ||
890ea898 JH |
5738 | hci_req_init(&req, hdev); |
5739 | ||
5fc6ebb1 | 5740 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 5741 | update_eir(&req); |
5fc6ebb1 | 5742 | else |
890ea898 JH |
5743 | clear_eir(&req); |
5744 | ||
5745 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
5746 | } |
5747 | ||
eac83dc6 MH |
5748 | void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
5749 | { | |
5750 | struct cmd_lookup match = { NULL, hdev }; | |
5751 | bool changed = false; | |
5752 | ||
5753 | if (status) { | |
5754 | u8 mgmt_err = mgmt_status(status); | |
5755 | ||
0ab04a9c MH |
5756 | if (enable) { |
5757 | if (test_and_clear_bit(HCI_SC_ENABLED, | |
5758 | &hdev->dev_flags)) | |
5759 | new_settings(hdev, NULL); | |
5760 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
5761 | } | |
eac83dc6 MH |
5762 | |
5763 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
5764 | cmd_status_rsp, &mgmt_err); | |
5765 | return; | |
5766 | } | |
5767 | ||
0ab04a9c | 5768 | if (enable) { |
eac83dc6 | 5769 | changed = !test_and_set_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c | 5770 | } else { |
eac83dc6 | 5771 | changed = test_and_clear_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c MH |
5772 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
5773 | } | |
eac83dc6 MH |
5774 | |
5775 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
5776 | settings_rsp, &match); | |
5777 | ||
5778 | if (changed) | |
5779 | new_settings(hdev, match.sk); | |
5780 | ||
5781 | if (match.sk) | |
5782 | sock_put(match.sk); | |
5783 | } | |
5784 | ||
92da6097 | 5785 | static void sk_lookup(struct pending_cmd *cmd, void *data) |
90e70454 JH |
5786 | { |
5787 | struct cmd_lookup *match = data; | |
5788 | ||
90e70454 JH |
5789 | if (match->sk == NULL) { |
5790 | match->sk = cmd->sk; | |
5791 | sock_hold(match->sk); | |
5792 | } | |
90e70454 JH |
5793 | } |
5794 | ||
4e1b0245 MH |
5795 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
5796 | u8 status) | |
7f9a903c | 5797 | { |
90e70454 | 5798 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 5799 | |
92da6097 JH |
5800 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
5801 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
5802 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
5803 | |
5804 | if (!status) | |
4e1b0245 MH |
5805 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, 3, |
5806 | NULL); | |
90e70454 JH |
5807 | |
5808 | if (match.sk) | |
5809 | sock_put(match.sk); | |
7f9a903c MH |
5810 | } |
5811 | ||
7667da34 | 5812 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 5813 | { |
b312b161 | 5814 | struct mgmt_cp_set_local_name ev; |
13928971 | 5815 | struct pending_cmd *cmd; |
28cc7bde | 5816 | |
13928971 | 5817 | if (status) |
7667da34 | 5818 | return; |
b312b161 JH |
5819 | |
5820 | memset(&ev, 0, sizeof(ev)); | |
5821 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 5822 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 5823 | |
2e58ef3e | 5824 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
5825 | if (!cmd) { |
5826 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 5827 | |
13928971 JH |
5828 | /* If this is a HCI command related to powering on the |
5829 | * HCI dev don't send any mgmt signals. | |
5830 | */ | |
5831 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
7667da34 | 5832 | return; |
890ea898 | 5833 | } |
b312b161 | 5834 | |
7667da34 MH |
5835 | mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
5836 | cmd ? cmd->sk : NULL); | |
b312b161 | 5837 | } |
c35938b2 | 5838 | |
4d2d2796 MH |
5839 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
5840 | u8 *randomizer192, u8 *hash256, | |
5841 | u8 *randomizer256, u8 status) | |
c35938b2 SJ |
5842 | { |
5843 | struct pending_cmd *cmd; | |
c35938b2 | 5844 | |
744cf19e | 5845 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 5846 | |
2e58ef3e | 5847 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 | 5848 | if (!cmd) |
3edaf092 | 5849 | return; |
c35938b2 SJ |
5850 | |
5851 | if (status) { | |
3edaf092 MH |
5852 | cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
5853 | mgmt_status(status)); | |
c35938b2 | 5854 | } else { |
4d2d2796 MH |
5855 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && |
5856 | hash256 && randomizer256) { | |
5857 | struct mgmt_rp_read_local_oob_ext_data rp; | |
5858 | ||
5859 | memcpy(rp.hash192, hash192, sizeof(rp.hash192)); | |
5860 | memcpy(rp.randomizer192, randomizer192, | |
5861 | sizeof(rp.randomizer192)); | |
c35938b2 | 5862 | |
4d2d2796 MH |
5863 | memcpy(rp.hash256, hash256, sizeof(rp.hash256)); |
5864 | memcpy(rp.randomizer256, randomizer256, | |
5865 | sizeof(rp.randomizer256)); | |
c35938b2 | 5866 | |
4d2d2796 MH |
5867 | cmd_complete(cmd->sk, hdev->id, |
5868 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
5869 | &rp, sizeof(rp)); | |
5870 | } else { | |
5871 | struct mgmt_rp_read_local_oob_data rp; | |
5872 | ||
5873 | memcpy(rp.hash, hash192, sizeof(rp.hash)); | |
5874 | memcpy(rp.randomizer, randomizer192, | |
5875 | sizeof(rp.randomizer)); | |
5876 | ||
5877 | cmd_complete(cmd->sk, hdev->id, | |
5878 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
5879 | &rp, sizeof(rp)); | |
5880 | } | |
c35938b2 SJ |
5881 | } |
5882 | ||
5883 | mgmt_pending_remove(cmd); | |
c35938b2 | 5884 | } |
e17acd40 | 5885 | |
901801b9 | 5886 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
73cf71d9 JH |
5887 | u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, |
5888 | u8 ssp, u8 *eir, u16 eir_len, u8 *scan_rsp, | |
5d2e9fad | 5889 | u8 scan_rsp_len) |
e17acd40 | 5890 | { |
e319d2e7 JH |
5891 | char buf[512]; |
5892 | struct mgmt_ev_device_found *ev = (void *) buf; | |
5cedbb8d | 5893 | struct smp_irk *irk; |
1dc06093 | 5894 | size_t ev_size; |
e17acd40 | 5895 | |
12602d0c | 5896 | if (!hci_discovery_active(hdev)) |
901801b9 | 5897 | return; |
12602d0c | 5898 | |
5d2e9fad JH |
5899 | /* Make sure that the buffer is big enough. The 5 extra bytes |
5900 | * are for the potential CoD field. | |
5901 | */ | |
5902 | if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) | |
901801b9 | 5903 | return; |
7d262f86 | 5904 | |
1dc06093 JH |
5905 | memset(buf, 0, sizeof(buf)); |
5906 | ||
5cedbb8d JH |
5907 | irk = hci_get_irk(hdev, bdaddr, addr_type); |
5908 | if (irk) { | |
5909 | bacpy(&ev->addr.bdaddr, &irk->bdaddr); | |
5910 | ev->addr.type = link_to_bdaddr(link_type, irk->addr_type); | |
5911 | } else { | |
5912 | bacpy(&ev->addr.bdaddr, bdaddr); | |
5913 | ev->addr.type = link_to_bdaddr(link_type, addr_type); | |
5914 | } | |
5915 | ||
e319d2e7 | 5916 | ev->rssi = rssi; |
9a395a80 | 5917 | if (cfm_name) |
dcf4adbf | 5918 | ev->flags |= cpu_to_le32(MGMT_DEV_FOUND_CONFIRM_NAME); |
388fc8fa | 5919 | if (!ssp) |
dcf4adbf | 5920 | ev->flags |= cpu_to_le32(MGMT_DEV_FOUND_LEGACY_PAIRING); |
e17acd40 | 5921 | |
1dc06093 | 5922 | if (eir_len > 0) |
e319d2e7 | 5923 | memcpy(ev->eir, eir, eir_len); |
e17acd40 | 5924 | |
1dc06093 JH |
5925 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
5926 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
04124681 | 5927 | dev_class, 3); |
1dc06093 | 5928 | |
5d2e9fad JH |
5929 | if (scan_rsp_len > 0) |
5930 | memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); | |
5931 | ||
5932 | ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); | |
5933 | ev_size = sizeof(*ev) + eir_len + scan_rsp_len; | |
f8523598 | 5934 | |
901801b9 | 5935 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 5936 | } |
a88a9652 | 5937 | |
9cf12aee MH |
5938 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5939 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 5940 | { |
b644ba33 JH |
5941 | struct mgmt_ev_device_found *ev; |
5942 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
5943 | u16 eir_len; | |
a88a9652 | 5944 | |
b644ba33 | 5945 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 5946 | |
b644ba33 JH |
5947 | memset(buf, 0, sizeof(buf)); |
5948 | ||
5949 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 5950 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
5951 | ev->rssi = rssi; |
5952 | ||
5953 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 5954 | name_len); |
b644ba33 | 5955 | |
eb55ef07 | 5956 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 5957 | |
9cf12aee | 5958 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 5959 | } |
314b2381 | 5960 | |
2f1e063b | 5961 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 5962 | { |
f963e8e9 | 5963 | struct mgmt_ev_discovering ev; |
164a6e78 JH |
5964 | struct pending_cmd *cmd; |
5965 | ||
343fb145 AG |
5966 | BT_DBG("%s discovering %u", hdev->name, discovering); |
5967 | ||
164a6e78 | 5968 | if (discovering) |
2e58ef3e | 5969 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
164a6e78 | 5970 | else |
2e58ef3e | 5971 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
164a6e78 JH |
5972 | |
5973 | if (cmd != NULL) { | |
f808e166 JH |
5974 | u8 type = hdev->discovery.type; |
5975 | ||
04124681 GP |
5976 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type, |
5977 | sizeof(type)); | |
164a6e78 JH |
5978 | mgmt_pending_remove(cmd); |
5979 | } | |
5980 | ||
f963e8e9 JH |
5981 | memset(&ev, 0, sizeof(ev)); |
5982 | ev.type = hdev->discovery.type; | |
5983 | ev.discovering = discovering; | |
5984 | ||
2f1e063b | 5985 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 5986 | } |
5e762444 | 5987 | |
88c1fe4b | 5988 | int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
5989 | { |
5990 | struct pending_cmd *cmd; | |
5991 | struct mgmt_ev_device_blocked ev; | |
5992 | ||
2e58ef3e | 5993 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, hdev); |
5e762444 | 5994 | |
88c1fe4b JH |
5995 | bacpy(&ev.addr.bdaddr, bdaddr); |
5996 | ev.addr.type = type; | |
5e762444 | 5997 | |
744cf19e | 5998 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 5999 | cmd ? cmd->sk : NULL); |
5e762444 AJ |
6000 | } |
6001 | ||
88c1fe4b | 6002 | int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
6003 | { |
6004 | struct pending_cmd *cmd; | |
6005 | struct mgmt_ev_device_unblocked ev; | |
6006 | ||
2e58ef3e | 6007 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, hdev); |
5e762444 | 6008 | |
88c1fe4b JH |
6009 | bacpy(&ev.addr.bdaddr, bdaddr); |
6010 | ev.addr.type = type; | |
5e762444 | 6011 | |
744cf19e | 6012 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 6013 | cmd ? cmd->sk : NULL); |
5e762444 | 6014 | } |
5976e608 MH |
6015 | |
6016 | static void adv_enable_complete(struct hci_dev *hdev, u8 status) | |
6017 | { | |
6018 | BT_DBG("%s status %u", hdev->name, status); | |
6019 | ||
6020 | /* Clear the advertising mgmt setting if we failed to re-enable it */ | |
6021 | if (status) { | |
6022 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 6023 | new_settings(hdev, NULL); |
5976e608 MH |
6024 | } |
6025 | } | |
6026 | ||
6027 | void mgmt_reenable_advertising(struct hci_dev *hdev) | |
6028 | { | |
6029 | struct hci_request req; | |
6030 | ||
b145edcd | 6031 | if (hci_conn_num(hdev, LE_LINK) > 0) |
5976e608 MH |
6032 | return; |
6033 | ||
6034 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
6035 | return; | |
6036 | ||
6037 | hci_req_init(&req, hdev); | |
6038 | enable_advertising(&req); | |
6039 | ||
6040 | /* If this fails we have no option but to let user space know | |
6041 | * that we've disabled advertising. | |
6042 | */ | |
6043 | if (hci_req_run(&req, adv_enable_complete) < 0) { | |
6044 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 6045 | new_settings(hdev, NULL); |
5976e608 MH |
6046 | } |
6047 | } |