Commit | Line | Data |
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0381101f JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
ea585ab5 | 3 | |
0381101f | 4 | Copyright (C) 2010 Nokia Corporation |
ea585ab5 | 5 | Copyright (C) 2011-2012 Intel Corporation |
0381101f JH |
6 | |
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License version 2 as | |
9 | published by the Free Software Foundation; | |
10 | ||
11 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
12 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
13 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
14 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
15 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
16 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
17 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
19 | ||
20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
22 | SOFTWARE IS DISCLAIMED. | |
23 | */ | |
24 | ||
25 | /* Bluetooth HCI Management interface */ | |
26 | ||
3a9a231d | 27 | #include <linux/module.h> |
0381101f JH |
28 | #include <asm/unaligned.h> |
29 | ||
30 | #include <net/bluetooth/bluetooth.h> | |
31 | #include <net/bluetooth/hci_core.h> | |
4bc58f51 | 32 | #include <net/bluetooth/l2cap.h> |
0381101f | 33 | #include <net/bluetooth/mgmt.h> |
ac4b7236 MH |
34 | |
35 | #include "smp.h" | |
0381101f | 36 | |
2da9c55c | 37 | #define MGMT_VERSION 1 |
b75cf9cd | 38 | #define MGMT_REVISION 6 |
02d98129 | 39 | |
e70bb2e8 JH |
40 | static const u16 mgmt_commands[] = { |
41 | MGMT_OP_READ_INDEX_LIST, | |
42 | MGMT_OP_READ_INFO, | |
43 | MGMT_OP_SET_POWERED, | |
44 | MGMT_OP_SET_DISCOVERABLE, | |
45 | MGMT_OP_SET_CONNECTABLE, | |
46 | MGMT_OP_SET_FAST_CONNECTABLE, | |
47 | MGMT_OP_SET_PAIRABLE, | |
48 | MGMT_OP_SET_LINK_SECURITY, | |
49 | MGMT_OP_SET_SSP, | |
50 | MGMT_OP_SET_HS, | |
51 | MGMT_OP_SET_LE, | |
52 | MGMT_OP_SET_DEV_CLASS, | |
53 | MGMT_OP_SET_LOCAL_NAME, | |
54 | MGMT_OP_ADD_UUID, | |
55 | MGMT_OP_REMOVE_UUID, | |
56 | MGMT_OP_LOAD_LINK_KEYS, | |
57 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
58 | MGMT_OP_DISCONNECT, | |
59 | MGMT_OP_GET_CONNECTIONS, | |
60 | MGMT_OP_PIN_CODE_REPLY, | |
61 | MGMT_OP_PIN_CODE_NEG_REPLY, | |
62 | MGMT_OP_SET_IO_CAPABILITY, | |
63 | MGMT_OP_PAIR_DEVICE, | |
64 | MGMT_OP_CANCEL_PAIR_DEVICE, | |
65 | MGMT_OP_UNPAIR_DEVICE, | |
66 | MGMT_OP_USER_CONFIRM_REPLY, | |
67 | MGMT_OP_USER_CONFIRM_NEG_REPLY, | |
68 | MGMT_OP_USER_PASSKEY_REPLY, | |
69 | MGMT_OP_USER_PASSKEY_NEG_REPLY, | |
70 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
71 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
72 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
73 | MGMT_OP_START_DISCOVERY, | |
74 | MGMT_OP_STOP_DISCOVERY, | |
75 | MGMT_OP_CONFIRM_NAME, | |
76 | MGMT_OP_BLOCK_DEVICE, | |
77 | MGMT_OP_UNBLOCK_DEVICE, | |
cdbaccca | 78 | MGMT_OP_SET_DEVICE_ID, |
4375f103 | 79 | MGMT_OP_SET_ADVERTISING, |
0663ca2a | 80 | MGMT_OP_SET_BREDR, |
d13eafce | 81 | MGMT_OP_SET_STATIC_ADDRESS, |
7f72134e | 82 | MGMT_OP_SET_SCAN_PARAMS, |
e98d2ce2 | 83 | MGMT_OP_SET_SECURE_CONN, |
4e39ac81 | 84 | MGMT_OP_SET_DEBUG_KEYS, |
62b04cd1 | 85 | MGMT_OP_SET_PRIVACY, |
41edf160 | 86 | MGMT_OP_LOAD_IRKS, |
dd983808 | 87 | MGMT_OP_GET_CONN_INFO, |
e70bb2e8 JH |
88 | }; |
89 | ||
90 | static const u16 mgmt_events[] = { | |
91 | MGMT_EV_CONTROLLER_ERROR, | |
92 | MGMT_EV_INDEX_ADDED, | |
93 | MGMT_EV_INDEX_REMOVED, | |
94 | MGMT_EV_NEW_SETTINGS, | |
95 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
96 | MGMT_EV_LOCAL_NAME_CHANGED, | |
97 | MGMT_EV_NEW_LINK_KEY, | |
98 | MGMT_EV_NEW_LONG_TERM_KEY, | |
99 | MGMT_EV_DEVICE_CONNECTED, | |
100 | MGMT_EV_DEVICE_DISCONNECTED, | |
101 | MGMT_EV_CONNECT_FAILED, | |
102 | MGMT_EV_PIN_CODE_REQUEST, | |
103 | MGMT_EV_USER_CONFIRM_REQUEST, | |
104 | MGMT_EV_USER_PASSKEY_REQUEST, | |
105 | MGMT_EV_AUTH_FAILED, | |
106 | MGMT_EV_DEVICE_FOUND, | |
107 | MGMT_EV_DISCOVERING, | |
108 | MGMT_EV_DEVICE_BLOCKED, | |
109 | MGMT_EV_DEVICE_UNBLOCKED, | |
110 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 111 | MGMT_EV_PASSKEY_NOTIFY, |
1b60ef21 | 112 | MGMT_EV_NEW_IRK, |
7ee4ea36 | 113 | MGMT_EV_NEW_CSRK, |
e70bb2e8 JH |
114 | }; |
115 | ||
17b02e62 | 116 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 117 | |
4b34ee78 JH |
118 | #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ |
119 | !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) | |
120 | ||
eec8d2bc JH |
121 | struct pending_cmd { |
122 | struct list_head list; | |
fc2f4b13 | 123 | u16 opcode; |
eec8d2bc | 124 | int index; |
c68fb7ff | 125 | void *param; |
eec8d2bc | 126 | struct sock *sk; |
e9a416b5 | 127 | void *user_data; |
eec8d2bc JH |
128 | }; |
129 | ||
ca69b795 JH |
130 | /* HCI to MGMT error code conversion table */ |
131 | static u8 mgmt_status_table[] = { | |
132 | MGMT_STATUS_SUCCESS, | |
133 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
134 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
135 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
136 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
137 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
eadd663a | 138 | MGMT_STATUS_AUTH_FAILED, /* PIN or Key Missing */ |
ca69b795 JH |
139 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ |
140 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
141 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
142 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
143 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
144 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
145 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
146 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
147 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
148 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
149 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
150 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
151 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
152 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
153 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
154 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
155 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
156 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
157 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
158 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
159 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
160 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
161 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
162 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
163 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
164 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
165 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
166 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
167 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
168 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
169 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
170 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
171 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
172 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
173 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
174 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
175 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
176 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
177 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
178 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
179 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
180 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
181 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
182 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
183 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
184 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
185 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
186 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
187 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
188 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
189 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
190 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
191 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
192 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
193 | }; | |
194 | ||
195 | static u8 mgmt_status(u8 hci_status) | |
196 | { | |
197 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
198 | return mgmt_status_table[hci_status]; | |
199 | ||
200 | return MGMT_STATUS_FAILED; | |
201 | } | |
202 | ||
4e51eae9 | 203 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
204 | { |
205 | struct sk_buff *skb; | |
206 | struct mgmt_hdr *hdr; | |
207 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 208 | int err; |
f7b64e69 | 209 | |
34eb525c | 210 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 | 211 | |
790eff44 | 212 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_KERNEL); |
f7b64e69 JH |
213 | if (!skb) |
214 | return -ENOMEM; | |
215 | ||
216 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
217 | ||
dcf4adbf | 218 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); |
4e51eae9 | 219 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
220 | hdr->len = cpu_to_le16(sizeof(*ev)); |
221 | ||
222 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
223 | ev->status = status; | |
eb55ef07 | 224 | ev->opcode = cpu_to_le16(cmd); |
f7b64e69 | 225 | |
56b7d137 GP |
226 | err = sock_queue_rcv_skb(sk, skb); |
227 | if (err < 0) | |
f7b64e69 JH |
228 | kfree_skb(skb); |
229 | ||
56b7d137 | 230 | return err; |
f7b64e69 JH |
231 | } |
232 | ||
aee9b218 | 233 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status, |
04124681 | 234 | void *rp, size_t rp_len) |
02d98129 JH |
235 | { |
236 | struct sk_buff *skb; | |
237 | struct mgmt_hdr *hdr; | |
238 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 239 | int err; |
02d98129 JH |
240 | |
241 | BT_DBG("sock %p", sk); | |
242 | ||
790eff44 | 243 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_KERNEL); |
02d98129 JH |
244 | if (!skb) |
245 | return -ENOMEM; | |
246 | ||
247 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 248 | |
dcf4adbf | 249 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 250 | hdr->index = cpu_to_le16(index); |
a38528f1 | 251 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 252 | |
a38528f1 | 253 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
eb55ef07 | 254 | ev->opcode = cpu_to_le16(cmd); |
aee9b218 | 255 | ev->status = status; |
8020c16a SJ |
256 | |
257 | if (rp) | |
258 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 259 | |
56b7d137 GP |
260 | err = sock_queue_rcv_skb(sk, skb); |
261 | if (err < 0) | |
02d98129 JH |
262 | kfree_skb(skb); |
263 | ||
e5f0e151 | 264 | return err; |
02d98129 JH |
265 | } |
266 | ||
04124681 GP |
267 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
268 | u16 data_len) | |
a38528f1 JH |
269 | { |
270 | struct mgmt_rp_read_version rp; | |
271 | ||
272 | BT_DBG("sock %p", sk); | |
273 | ||
274 | rp.version = MGMT_VERSION; | |
dcf4adbf | 275 | rp.revision = cpu_to_le16(MGMT_REVISION); |
a38528f1 | 276 | |
aee9b218 | 277 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp, |
04124681 | 278 | sizeof(rp)); |
a38528f1 JH |
279 | } |
280 | ||
04124681 GP |
281 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
282 | u16 data_len) | |
e70bb2e8 JH |
283 | { |
284 | struct mgmt_rp_read_commands *rp; | |
eb55ef07 MH |
285 | const u16 num_commands = ARRAY_SIZE(mgmt_commands); |
286 | const u16 num_events = ARRAY_SIZE(mgmt_events); | |
2e3c35ea | 287 | __le16 *opcode; |
e70bb2e8 JH |
288 | size_t rp_size; |
289 | int i, err; | |
290 | ||
291 | BT_DBG("sock %p", sk); | |
292 | ||
293 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); | |
294 | ||
295 | rp = kmalloc(rp_size, GFP_KERNEL); | |
296 | if (!rp) | |
297 | return -ENOMEM; | |
298 | ||
dcf4adbf JP |
299 | rp->num_commands = cpu_to_le16(num_commands); |
300 | rp->num_events = cpu_to_le16(num_events); | |
e70bb2e8 JH |
301 | |
302 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) | |
303 | put_unaligned_le16(mgmt_commands[i], opcode); | |
304 | ||
305 | for (i = 0; i < num_events; i++, opcode++) | |
306 | put_unaligned_le16(mgmt_events[i], opcode); | |
307 | ||
aee9b218 | 308 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp, |
04124681 | 309 | rp_size); |
e70bb2e8 JH |
310 | kfree(rp); |
311 | ||
312 | return err; | |
313 | } | |
314 | ||
04124681 GP |
315 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
316 | u16 data_len) | |
faba42eb | 317 | { |
faba42eb | 318 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 319 | struct hci_dev *d; |
a38528f1 | 320 | size_t rp_len; |
faba42eb | 321 | u16 count; |
476e44cb | 322 | int err; |
faba42eb JH |
323 | |
324 | BT_DBG("sock %p", sk); | |
325 | ||
326 | read_lock(&hci_dev_list_lock); | |
327 | ||
328 | count = 0; | |
bb4b2a9a | 329 | list_for_each_entry(d, &hci_dev_list, list) { |
1514b892 MH |
330 | if (d->dev_type == HCI_BREDR) |
331 | count++; | |
faba42eb JH |
332 | } |
333 | ||
a38528f1 JH |
334 | rp_len = sizeof(*rp) + (2 * count); |
335 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
336 | if (!rp) { | |
b2c60d42 | 337 | read_unlock(&hci_dev_list_lock); |
faba42eb | 338 | return -ENOMEM; |
b2c60d42 | 339 | } |
faba42eb | 340 | |
476e44cb | 341 | count = 0; |
8035ded4 | 342 | list_for_each_entry(d, &hci_dev_list, list) { |
a8b2d5c2 | 343 | if (test_bit(HCI_SETUP, &d->dev_flags)) |
ab81cbf9 JH |
344 | continue; |
345 | ||
0736cfa8 MH |
346 | if (test_bit(HCI_USER_CHANNEL, &d->dev_flags)) |
347 | continue; | |
348 | ||
1514b892 MH |
349 | if (d->dev_type == HCI_BREDR) { |
350 | rp->index[count++] = cpu_to_le16(d->id); | |
351 | BT_DBG("Added hci%u", d->id); | |
352 | } | |
faba42eb JH |
353 | } |
354 | ||
476e44cb JH |
355 | rp->num_controllers = cpu_to_le16(count); |
356 | rp_len = sizeof(*rp) + (2 * count); | |
357 | ||
faba42eb JH |
358 | read_unlock(&hci_dev_list_lock); |
359 | ||
aee9b218 | 360 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, |
04124681 | 361 | rp_len); |
faba42eb | 362 | |
a38528f1 JH |
363 | kfree(rp); |
364 | ||
365 | return err; | |
faba42eb JH |
366 | } |
367 | ||
69ab39ea JH |
368 | static u32 get_supported_settings(struct hci_dev *hdev) |
369 | { | |
370 | u32 settings = 0; | |
371 | ||
372 | settings |= MGMT_SETTING_POWERED; | |
69ab39ea | 373 | settings |= MGMT_SETTING_PAIRABLE; |
b1de97d8 | 374 | settings |= MGMT_SETTING_DEBUG_KEYS; |
69ab39ea | 375 | |
ed3fa31f | 376 | if (lmp_bredr_capable(hdev)) { |
33c525c0 | 377 | settings |= MGMT_SETTING_CONNECTABLE; |
1a47aee8 JH |
378 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
379 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
33c525c0 | 380 | settings |= MGMT_SETTING_DISCOVERABLE; |
69ab39ea JH |
381 | settings |= MGMT_SETTING_BREDR; |
382 | settings |= MGMT_SETTING_LINK_SECURITY; | |
a82974c9 MH |
383 | |
384 | if (lmp_ssp_capable(hdev)) { | |
385 | settings |= MGMT_SETTING_SSP; | |
386 | settings |= MGMT_SETTING_HS; | |
387 | } | |
e98d2ce2 | 388 | |
5afeac14 MH |
389 | if (lmp_sc_capable(hdev) || |
390 | test_bit(HCI_FORCE_SC, &hdev->dev_flags)) | |
e98d2ce2 | 391 | settings |= MGMT_SETTING_SECURE_CONN; |
848566b3 | 392 | } |
d7b7e796 | 393 | |
eeca6f89 | 394 | if (lmp_le_capable(hdev)) { |
9d42820f | 395 | settings |= MGMT_SETTING_LE; |
eeca6f89 | 396 | settings |= MGMT_SETTING_ADVERTISING; |
0f4bd942 | 397 | settings |= MGMT_SETTING_PRIVACY; |
eeca6f89 | 398 | } |
69ab39ea JH |
399 | |
400 | return settings; | |
401 | } | |
402 | ||
403 | static u32 get_current_settings(struct hci_dev *hdev) | |
404 | { | |
405 | u32 settings = 0; | |
406 | ||
f1f0eb02 | 407 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
408 | settings |= MGMT_SETTING_POWERED; |
409 | ||
5e5282bb | 410 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
69ab39ea JH |
411 | settings |= MGMT_SETTING_CONNECTABLE; |
412 | ||
1a4d3c4b JH |
413 | if (test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) |
414 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
415 | ||
5e5282bb | 416 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) |
69ab39ea JH |
417 | settings |= MGMT_SETTING_DISCOVERABLE; |
418 | ||
a8b2d5c2 | 419 | if (test_bit(HCI_PAIRABLE, &hdev->dev_flags)) |
69ab39ea JH |
420 | settings |= MGMT_SETTING_PAIRABLE; |
421 | ||
56f87901 | 422 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
423 | settings |= MGMT_SETTING_BREDR; |
424 | ||
06199cf8 | 425 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
426 | settings |= MGMT_SETTING_LE; |
427 | ||
47990ea0 | 428 | if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) |
69ab39ea JH |
429 | settings |= MGMT_SETTING_LINK_SECURITY; |
430 | ||
84bde9d6 | 431 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
432 | settings |= MGMT_SETTING_SSP; |
433 | ||
6d80dfd0 JH |
434 | if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags)) |
435 | settings |= MGMT_SETTING_HS; | |
436 | ||
f3d3444a | 437 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
eeca6f89 JH |
438 | settings |= MGMT_SETTING_ADVERTISING; |
439 | ||
e98d2ce2 MH |
440 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
441 | settings |= MGMT_SETTING_SECURE_CONN; | |
442 | ||
b1de97d8 MH |
443 | if (test_bit(HCI_DEBUG_KEYS, &hdev->dev_flags)) |
444 | settings |= MGMT_SETTING_DEBUG_KEYS; | |
445 | ||
0f4bd942 JH |
446 | if (test_bit(HCI_PRIVACY, &hdev->dev_flags)) |
447 | settings |= MGMT_SETTING_PRIVACY; | |
448 | ||
69ab39ea JH |
449 | return settings; |
450 | } | |
451 | ||
ef580372 JH |
452 | #define PNP_INFO_SVCLASS_ID 0x1200 |
453 | ||
213202ed JH |
454 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
455 | { | |
456 | u8 *ptr = data, *uuids_start = NULL; | |
457 | struct bt_uuid *uuid; | |
458 | ||
459 | if (len < 4) | |
460 | return ptr; | |
461 | ||
462 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
463 | u16 uuid16; | |
464 | ||
465 | if (uuid->size != 16) | |
466 | continue; | |
467 | ||
468 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); | |
469 | if (uuid16 < 0x1100) | |
470 | continue; | |
471 | ||
472 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
473 | continue; | |
474 | ||
475 | if (!uuids_start) { | |
476 | uuids_start = ptr; | |
477 | uuids_start[0] = 1; | |
478 | uuids_start[1] = EIR_UUID16_ALL; | |
479 | ptr += 2; | |
480 | } | |
481 | ||
482 | /* Stop if not enough space to put next UUID */ | |
483 | if ((ptr - data) + sizeof(u16) > len) { | |
484 | uuids_start[1] = EIR_UUID16_SOME; | |
485 | break; | |
486 | } | |
487 | ||
488 | *ptr++ = (uuid16 & 0x00ff); | |
489 | *ptr++ = (uuid16 & 0xff00) >> 8; | |
490 | uuids_start[0] += sizeof(uuid16); | |
491 | } | |
492 | ||
493 | return ptr; | |
494 | } | |
495 | ||
cdf1963f JH |
496 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
497 | { | |
498 | u8 *ptr = data, *uuids_start = NULL; | |
499 | struct bt_uuid *uuid; | |
500 | ||
501 | if (len < 6) | |
502 | return ptr; | |
503 | ||
504 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
505 | if (uuid->size != 32) | |
506 | continue; | |
507 | ||
508 | if (!uuids_start) { | |
509 | uuids_start = ptr; | |
510 | uuids_start[0] = 1; | |
511 | uuids_start[1] = EIR_UUID32_ALL; | |
512 | ptr += 2; | |
513 | } | |
514 | ||
515 | /* Stop if not enough space to put next UUID */ | |
516 | if ((ptr - data) + sizeof(u32) > len) { | |
517 | uuids_start[1] = EIR_UUID32_SOME; | |
518 | break; | |
519 | } | |
520 | ||
521 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); | |
522 | ptr += sizeof(u32); | |
523 | uuids_start[0] += sizeof(u32); | |
524 | } | |
525 | ||
526 | return ptr; | |
527 | } | |
528 | ||
c00d575b JH |
529 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
530 | { | |
531 | u8 *ptr = data, *uuids_start = NULL; | |
532 | struct bt_uuid *uuid; | |
533 | ||
534 | if (len < 18) | |
535 | return ptr; | |
536 | ||
537 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
538 | if (uuid->size != 128) | |
539 | continue; | |
540 | ||
541 | if (!uuids_start) { | |
542 | uuids_start = ptr; | |
543 | uuids_start[0] = 1; | |
544 | uuids_start[1] = EIR_UUID128_ALL; | |
545 | ptr += 2; | |
546 | } | |
547 | ||
548 | /* Stop if not enough space to put next UUID */ | |
549 | if ((ptr - data) + 16 > len) { | |
550 | uuids_start[1] = EIR_UUID128_SOME; | |
551 | break; | |
552 | } | |
553 | ||
554 | memcpy(ptr, uuid->uuid, 16); | |
555 | ptr += 16; | |
556 | uuids_start[0] += 16; | |
557 | } | |
558 | ||
559 | return ptr; | |
560 | } | |
561 | ||
eb2a8d20 JH |
562 | static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev) |
563 | { | |
564 | struct pending_cmd *cmd; | |
565 | ||
566 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
567 | if (cmd->opcode == opcode) | |
568 | return cmd; | |
569 | } | |
570 | ||
571 | return NULL; | |
572 | } | |
573 | ||
f14d8f64 MH |
574 | static u8 create_scan_rsp_data(struct hci_dev *hdev, u8 *ptr) |
575 | { | |
7a5f4990 MH |
576 | u8 ad_len = 0; |
577 | size_t name_len; | |
578 | ||
579 | name_len = strlen(hdev->dev_name); | |
580 | if (name_len > 0) { | |
581 | size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2; | |
582 | ||
583 | if (name_len > max_len) { | |
584 | name_len = max_len; | |
585 | ptr[1] = EIR_NAME_SHORT; | |
586 | } else | |
587 | ptr[1] = EIR_NAME_COMPLETE; | |
588 | ||
589 | ptr[0] = name_len + 1; | |
590 | ||
591 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
592 | ||
593 | ad_len += (name_len + 2); | |
594 | ptr += (name_len + 2); | |
595 | } | |
596 | ||
597 | return ad_len; | |
f14d8f64 MH |
598 | } |
599 | ||
600 | static void update_scan_rsp_data(struct hci_request *req) | |
601 | { | |
602 | struct hci_dev *hdev = req->hdev; | |
603 | struct hci_cp_le_set_scan_rsp_data cp; | |
604 | u8 len; | |
605 | ||
7751ef1b | 606 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
f14d8f64 MH |
607 | return; |
608 | ||
609 | memset(&cp, 0, sizeof(cp)); | |
610 | ||
611 | len = create_scan_rsp_data(hdev, cp.data); | |
612 | ||
eb438b5f JH |
613 | if (hdev->scan_rsp_data_len == len && |
614 | memcmp(cp.data, hdev->scan_rsp_data, len) == 0) | |
f14d8f64 MH |
615 | return; |
616 | ||
eb438b5f JH |
617 | memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data)); |
618 | hdev->scan_rsp_data_len = len; | |
f14d8f64 MH |
619 | |
620 | cp.length = len; | |
621 | ||
622 | hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp); | |
623 | } | |
624 | ||
9a43e25f JH |
625 | static u8 get_adv_discov_flags(struct hci_dev *hdev) |
626 | { | |
627 | struct pending_cmd *cmd; | |
628 | ||
629 | /* If there's a pending mgmt command the flags will not yet have | |
630 | * their final values, so check for this first. | |
631 | */ | |
632 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
633 | if (cmd) { | |
634 | struct mgmt_mode *cp = cmd->param; | |
635 | if (cp->val == 0x01) | |
636 | return LE_AD_GENERAL; | |
637 | else if (cp->val == 0x02) | |
638 | return LE_AD_LIMITED; | |
639 | } else { | |
640 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) | |
641 | return LE_AD_LIMITED; | |
642 | else if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
643 | return LE_AD_GENERAL; | |
644 | } | |
645 | ||
646 | return 0; | |
647 | } | |
648 | ||
46cad2ed | 649 | static u8 create_adv_data(struct hci_dev *hdev, u8 *ptr) |
441ad2d0 MH |
650 | { |
651 | u8 ad_len = 0, flags = 0; | |
441ad2d0 | 652 | |
9a43e25f | 653 | flags |= get_adv_discov_flags(hdev); |
441ad2d0 | 654 | |
e834004b | 655 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
441ad2d0 | 656 | flags |= LE_AD_NO_BREDR; |
441ad2d0 MH |
657 | |
658 | if (flags) { | |
659 | BT_DBG("adv flags 0x%02x", flags); | |
660 | ||
661 | ptr[0] = 2; | |
662 | ptr[1] = EIR_FLAGS; | |
663 | ptr[2] = flags; | |
664 | ||
665 | ad_len += 3; | |
666 | ptr += 3; | |
667 | } | |
668 | ||
669 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) { | |
670 | ptr[0] = 2; | |
671 | ptr[1] = EIR_TX_POWER; | |
672 | ptr[2] = (u8) hdev->adv_tx_power; | |
673 | ||
674 | ad_len += 3; | |
675 | ptr += 3; | |
676 | } | |
677 | ||
441ad2d0 MH |
678 | return ad_len; |
679 | } | |
680 | ||
5947f4bc | 681 | static void update_adv_data(struct hci_request *req) |
441ad2d0 MH |
682 | { |
683 | struct hci_dev *hdev = req->hdev; | |
684 | struct hci_cp_le_set_adv_data cp; | |
685 | u8 len; | |
686 | ||
10994ce6 | 687 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
441ad2d0 MH |
688 | return; |
689 | ||
690 | memset(&cp, 0, sizeof(cp)); | |
691 | ||
46cad2ed | 692 | len = create_adv_data(hdev, cp.data); |
441ad2d0 MH |
693 | |
694 | if (hdev->adv_data_len == len && | |
695 | memcmp(cp.data, hdev->adv_data, len) == 0) | |
696 | return; | |
697 | ||
698 | memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); | |
699 | hdev->adv_data_len = len; | |
700 | ||
701 | cp.length = len; | |
702 | ||
703 | hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); | |
704 | } | |
705 | ||
ef580372 JH |
706 | static void create_eir(struct hci_dev *hdev, u8 *data) |
707 | { | |
708 | u8 *ptr = data; | |
ef580372 JH |
709 | size_t name_len; |
710 | ||
711 | name_len = strlen(hdev->dev_name); | |
712 | ||
713 | if (name_len > 0) { | |
714 | /* EIR Data type */ | |
715 | if (name_len > 48) { | |
716 | name_len = 48; | |
717 | ptr[1] = EIR_NAME_SHORT; | |
718 | } else | |
719 | ptr[1] = EIR_NAME_COMPLETE; | |
720 | ||
721 | /* EIR Data length */ | |
722 | ptr[0] = name_len + 1; | |
723 | ||
724 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
725 | ||
ef580372 JH |
726 | ptr += (name_len + 2); |
727 | } | |
728 | ||
bbaf444a | 729 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
91c4e9b1 MH |
730 | ptr[0] = 2; |
731 | ptr[1] = EIR_TX_POWER; | |
732 | ptr[2] = (u8) hdev->inq_tx_power; | |
733 | ||
91c4e9b1 MH |
734 | ptr += 3; |
735 | } | |
736 | ||
2b9be137 MH |
737 | if (hdev->devid_source > 0) { |
738 | ptr[0] = 9; | |
739 | ptr[1] = EIR_DEVICE_ID; | |
740 | ||
741 | put_unaligned_le16(hdev->devid_source, ptr + 2); | |
742 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); | |
743 | put_unaligned_le16(hdev->devid_product, ptr + 6); | |
744 | put_unaligned_le16(hdev->devid_version, ptr + 8); | |
745 | ||
2b9be137 MH |
746 | ptr += 10; |
747 | } | |
748 | ||
213202ed | 749 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
cdf1963f | 750 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
c00d575b | 751 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
ef580372 JH |
752 | } |
753 | ||
890ea898 | 754 | static void update_eir(struct hci_request *req) |
ef580372 | 755 | { |
890ea898 | 756 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
757 | struct hci_cp_write_eir cp; |
758 | ||
504c8dcd | 759 | if (!hdev_is_powered(hdev)) |
890ea898 | 760 | return; |
7770c4aa | 761 | |
976eb20e | 762 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 763 | return; |
ef580372 | 764 | |
84bde9d6 | 765 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 766 | return; |
ef580372 | 767 | |
a8b2d5c2 | 768 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 769 | return; |
ef580372 JH |
770 | |
771 | memset(&cp, 0, sizeof(cp)); | |
772 | ||
773 | create_eir(hdev, cp.data); | |
774 | ||
775 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
890ea898 | 776 | return; |
ef580372 JH |
777 | |
778 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
779 | ||
890ea898 | 780 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
ef580372 JH |
781 | } |
782 | ||
783 | static u8 get_service_classes(struct hci_dev *hdev) | |
784 | { | |
785 | struct bt_uuid *uuid; | |
786 | u8 val = 0; | |
787 | ||
788 | list_for_each_entry(uuid, &hdev->uuids, list) | |
789 | val |= uuid->svc_hint; | |
790 | ||
791 | return val; | |
792 | } | |
793 | ||
890ea898 | 794 | static void update_class(struct hci_request *req) |
ef580372 | 795 | { |
890ea898 | 796 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
797 | u8 cod[3]; |
798 | ||
799 | BT_DBG("%s", hdev->name); | |
800 | ||
504c8dcd | 801 | if (!hdev_is_powered(hdev)) |
890ea898 | 802 | return; |
7770c4aa | 803 | |
f87ea1da JH |
804 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
805 | return; | |
806 | ||
a8b2d5c2 | 807 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 808 | return; |
ef580372 JH |
809 | |
810 | cod[0] = hdev->minor_class; | |
811 | cod[1] = hdev->major_class; | |
812 | cod[2] = get_service_classes(hdev); | |
813 | ||
6acd7db4 MH |
814 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) |
815 | cod[1] |= 0x20; | |
816 | ||
ef580372 | 817 | if (memcmp(cod, hdev->dev_class, 3) == 0) |
890ea898 | 818 | return; |
ef580372 | 819 | |
890ea898 | 820 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
ef580372 JH |
821 | } |
822 | ||
a4858cb9 | 823 | static bool get_connectable(struct hci_dev *hdev) |
199a2fb1 JH |
824 | { |
825 | struct pending_cmd *cmd; | |
199a2fb1 JH |
826 | |
827 | /* If there's a pending mgmt command the flag will not yet have | |
828 | * it's final value, so check for this first. | |
829 | */ | |
830 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
831 | if (cmd) { | |
832 | struct mgmt_mode *cp = cmd->param; | |
a4858cb9 | 833 | return cp->val; |
199a2fb1 JH |
834 | } |
835 | ||
a4858cb9 | 836 | return test_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
199a2fb1 JH |
837 | } |
838 | ||
839 | static void enable_advertising(struct hci_request *req) | |
840 | { | |
841 | struct hci_dev *hdev = req->hdev; | |
842 | struct hci_cp_le_set_adv_param cp; | |
8f2a0601 | 843 | u8 own_addr_type, enable = 0x01; |
a4858cb9 | 844 | bool connectable; |
199a2fb1 | 845 | |
8d97250e JH |
846 | /* Clear the HCI_ADVERTISING bit temporarily so that the |
847 | * hci_update_random_address knows that it's safe to go ahead | |
848 | * and write a new random address. The flag will be set back on | |
849 | * as soon as the SET_ADV_ENABLE HCI command completes. | |
850 | */ | |
851 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
852 | ||
a4858cb9 | 853 | connectable = get_connectable(hdev); |
8f2a0601 | 854 | |
a4858cb9 JH |
855 | /* Set require_privacy to true only when non-connectable |
856 | * advertising is used. In that case it is fine to use a | |
857 | * non-resolvable private address. | |
858 | */ | |
859 | if (hci_update_random_address(req, !connectable, &own_addr_type) < 0) | |
8f2a0601 JH |
860 | return; |
861 | ||
41c90c18 | 862 | memset(&cp, 0, sizeof(cp)); |
dcf4adbf JP |
863 | cp.min_interval = cpu_to_le16(0x0800); |
864 | cp.max_interval = cpu_to_le16(0x0800); | |
a4858cb9 | 865 | cp.type = connectable ? LE_ADV_IND : LE_ADV_NONCONN_IND; |
8f2a0601 | 866 | cp.own_address_type = own_addr_type; |
199a2fb1 JH |
867 | cp.channel_map = hdev->le_adv_channel_map; |
868 | ||
869 | hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp); | |
870 | ||
871 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
872 | } | |
873 | ||
874 | static void disable_advertising(struct hci_request *req) | |
875 | { | |
876 | u8 enable = 0x00; | |
877 | ||
878 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
879 | } | |
880 | ||
7d78525d JH |
881 | static void service_cache_off(struct work_struct *work) |
882 | { | |
883 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 884 | service_cache.work); |
890ea898 | 885 | struct hci_request req; |
7d78525d | 886 | |
a8b2d5c2 | 887 | if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
7d78525d JH |
888 | return; |
889 | ||
890ea898 JH |
890 | hci_req_init(&req, hdev); |
891 | ||
7d78525d JH |
892 | hci_dev_lock(hdev); |
893 | ||
890ea898 JH |
894 | update_eir(&req); |
895 | update_class(&req); | |
7d78525d JH |
896 | |
897 | hci_dev_unlock(hdev); | |
890ea898 JH |
898 | |
899 | hci_req_run(&req, NULL); | |
7d78525d JH |
900 | } |
901 | ||
d6bfd59c JH |
902 | static void rpa_expired(struct work_struct *work) |
903 | { | |
904 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
905 | rpa_expired.work); | |
906 | struct hci_request req; | |
907 | ||
908 | BT_DBG(""); | |
909 | ||
910 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
911 | ||
912 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags) || | |
913 | hci_conn_num(hdev, LE_LINK) > 0) | |
914 | return; | |
915 | ||
916 | /* The generation of a new RPA and programming it into the | |
917 | * controller happens in the enable_advertising() function. | |
918 | */ | |
919 | ||
920 | hci_req_init(&req, hdev); | |
921 | ||
922 | disable_advertising(&req); | |
923 | enable_advertising(&req); | |
924 | ||
925 | hci_req_run(&req, NULL); | |
926 | } | |
927 | ||
6a919082 | 928 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 929 | { |
4f87da80 | 930 | if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags)) |
6a919082 JH |
931 | return; |
932 | ||
4f87da80 | 933 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
d6bfd59c | 934 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
7d78525d | 935 | |
4f87da80 JH |
936 | /* Non-mgmt controlled devices get this bit set |
937 | * implicitly so that pairing works for them, however | |
938 | * for mgmt we require user-space to explicitly enable | |
939 | * it | |
940 | */ | |
941 | clear_bit(HCI_PAIRABLE, &hdev->dev_flags); | |
7d78525d JH |
942 | } |
943 | ||
0f4e68cf | 944 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 945 | void *data, u16 data_len) |
0381101f | 946 | { |
a38528f1 | 947 | struct mgmt_rp_read_info rp; |
f7b64e69 | 948 | |
bdb6d971 | 949 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 950 | |
09fd0de5 | 951 | hci_dev_lock(hdev); |
f7b64e69 | 952 | |
dc4fe30b JH |
953 | memset(&rp, 0, sizeof(rp)); |
954 | ||
69ab39ea | 955 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 956 | |
69ab39ea | 957 | rp.version = hdev->hci_ver; |
eb55ef07 | 958 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
959 | |
960 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
961 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 962 | |
a38528f1 | 963 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 964 | |
dc4fe30b | 965 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 966 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 967 | |
09fd0de5 | 968 | hci_dev_unlock(hdev); |
0381101f | 969 | |
bdb6d971 | 970 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
04124681 | 971 | sizeof(rp)); |
0381101f JH |
972 | } |
973 | ||
eec8d2bc JH |
974 | static void mgmt_pending_free(struct pending_cmd *cmd) |
975 | { | |
976 | sock_put(cmd->sk); | |
c68fb7ff | 977 | kfree(cmd->param); |
eec8d2bc JH |
978 | kfree(cmd); |
979 | } | |
980 | ||
366a0336 | 981 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
04124681 GP |
982 | struct hci_dev *hdev, void *data, |
983 | u16 len) | |
eec8d2bc JH |
984 | { |
985 | struct pending_cmd *cmd; | |
986 | ||
12b94565 | 987 | cmd = kmalloc(sizeof(*cmd), GFP_KERNEL); |
eec8d2bc | 988 | if (!cmd) |
366a0336 | 989 | return NULL; |
eec8d2bc JH |
990 | |
991 | cmd->opcode = opcode; | |
2e58ef3e | 992 | cmd->index = hdev->id; |
eec8d2bc | 993 | |
12b94565 | 994 | cmd->param = kmalloc(len, GFP_KERNEL); |
c68fb7ff | 995 | if (!cmd->param) { |
eec8d2bc | 996 | kfree(cmd); |
366a0336 | 997 | return NULL; |
eec8d2bc JH |
998 | } |
999 | ||
8fce6357 SJ |
1000 | if (data) |
1001 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
1002 | |
1003 | cmd->sk = sk; | |
1004 | sock_hold(sk); | |
1005 | ||
2e58ef3e | 1006 | list_add(&cmd->list, &hdev->mgmt_pending); |
eec8d2bc | 1007 | |
366a0336 | 1008 | return cmd; |
eec8d2bc JH |
1009 | } |
1010 | ||
744cf19e | 1011 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
8fc9ced3 GP |
1012 | void (*cb)(struct pending_cmd *cmd, |
1013 | void *data), | |
04124681 | 1014 | void *data) |
eec8d2bc | 1015 | { |
a3d09356 | 1016 | struct pending_cmd *cmd, *tmp; |
eec8d2bc | 1017 | |
a3d09356 | 1018 | list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) { |
b24752fe | 1019 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
1020 | continue; |
1021 | ||
eec8d2bc JH |
1022 | cb(cmd, data); |
1023 | } | |
1024 | } | |
1025 | ||
a664b5bc | 1026 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 1027 | { |
73f22f62 JH |
1028 | list_del(&cmd->list); |
1029 | mgmt_pending_free(cmd); | |
1030 | } | |
1031 | ||
69ab39ea | 1032 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 1033 | { |
69ab39ea | 1034 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 1035 | |
aee9b218 | 1036 | return cmd_complete(sk, hdev->id, opcode, 0, &settings, |
04124681 | 1037 | sizeof(settings)); |
8680570b JH |
1038 | } |
1039 | ||
8b064a3a JH |
1040 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status) |
1041 | { | |
1042 | BT_DBG("%s status 0x%02x", hdev->name, status); | |
1043 | ||
a3172b7e JH |
1044 | if (hci_conn_count(hdev) == 0) { |
1045 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 1046 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 1047 | } |
8b064a3a JH |
1048 | } |
1049 | ||
1050 | static int clean_up_hci_state(struct hci_dev *hdev) | |
1051 | { | |
1052 | struct hci_request req; | |
1053 | struct hci_conn *conn; | |
1054 | ||
1055 | hci_req_init(&req, hdev); | |
1056 | ||
1057 | if (test_bit(HCI_ISCAN, &hdev->flags) || | |
1058 | test_bit(HCI_PSCAN, &hdev->flags)) { | |
1059 | u8 scan = 0x00; | |
1060 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
1061 | } | |
1062 | ||
1063 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
1064 | disable_advertising(&req); | |
1065 | ||
1066 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) { | |
b1efcc28 | 1067 | hci_req_add_le_scan_disable(&req); |
8b064a3a JH |
1068 | } |
1069 | ||
1070 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { | |
1071 | struct hci_cp_disconnect dc; | |
c9910d0f JH |
1072 | struct hci_cp_reject_conn_req rej; |
1073 | ||
1074 | switch (conn->state) { | |
1075 | case BT_CONNECTED: | |
1076 | case BT_CONFIG: | |
1077 | dc.handle = cpu_to_le16(conn->handle); | |
1078 | dc.reason = 0x15; /* Terminated due to Power Off */ | |
1079 | hci_req_add(&req, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1080 | break; | |
1081 | case BT_CONNECT: | |
1082 | if (conn->type == LE_LINK) | |
1083 | hci_req_add(&req, HCI_OP_LE_CREATE_CONN_CANCEL, | |
1084 | 0, NULL); | |
1085 | else if (conn->type == ACL_LINK) | |
1086 | hci_req_add(&req, HCI_OP_CREATE_CONN_CANCEL, | |
1087 | 6, &conn->dst); | |
1088 | break; | |
1089 | case BT_CONNECT2: | |
1090 | bacpy(&rej.bdaddr, &conn->dst); | |
1091 | rej.reason = 0x15; /* Terminated due to Power Off */ | |
1092 | if (conn->type == ACL_LINK) | |
1093 | hci_req_add(&req, HCI_OP_REJECT_CONN_REQ, | |
1094 | sizeof(rej), &rej); | |
1095 | else if (conn->type == SCO_LINK) | |
1096 | hci_req_add(&req, HCI_OP_REJECT_SYNC_CONN_REQ, | |
1097 | sizeof(rej), &rej); | |
1098 | break; | |
1099 | } | |
8b064a3a JH |
1100 | } |
1101 | ||
1102 | return hci_req_run(&req, clean_up_hci_complete); | |
1103 | } | |
1104 | ||
bdb6d971 | 1105 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1106 | u16 len) |
eec8d2bc | 1107 | { |
650f726d | 1108 | struct mgmt_mode *cp = data; |
366a0336 | 1109 | struct pending_cmd *cmd; |
4b34ee78 | 1110 | int err; |
eec8d2bc | 1111 | |
bdb6d971 | 1112 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 1113 | |
a7e80f25 JH |
1114 | if (cp->val != 0x00 && cp->val != 0x01) |
1115 | return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1116 | MGMT_STATUS_INVALID_PARAMS); | |
1117 | ||
09fd0de5 | 1118 | hci_dev_lock(hdev); |
eec8d2bc | 1119 | |
87b95ba6 JH |
1120 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) { |
1121 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1122 | MGMT_STATUS_BUSY); | |
1123 | goto failed; | |
1124 | } | |
1125 | ||
f0d4b78a MH |
1126 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { |
1127 | cancel_delayed_work(&hdev->power_off); | |
1128 | ||
1129 | if (cp->val) { | |
a1d70450 JH |
1130 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
1131 | data, len); | |
1132 | err = mgmt_powered(hdev, 1); | |
f0d4b78a MH |
1133 | goto failed; |
1134 | } | |
1135 | } | |
1136 | ||
4b34ee78 | 1137 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 1138 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
1139 | goto failed; |
1140 | } | |
1141 | ||
2e58ef3e | 1142 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
1143 | if (!cmd) { |
1144 | err = -ENOMEM; | |
eec8d2bc | 1145 | goto failed; |
366a0336 | 1146 | } |
eec8d2bc | 1147 | |
8b064a3a | 1148 | if (cp->val) { |
19202573 | 1149 | queue_work(hdev->req_workqueue, &hdev->power_on); |
8b064a3a JH |
1150 | err = 0; |
1151 | } else { | |
1152 | /* Disconnect connections, stop scans, etc */ | |
1153 | err = clean_up_hci_state(hdev); | |
a3172b7e JH |
1154 | if (!err) |
1155 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, | |
1156 | HCI_POWER_OFF_TIMEOUT); | |
eec8d2bc | 1157 | |
8b064a3a JH |
1158 | /* ENODATA means there were no HCI commands queued */ |
1159 | if (err == -ENODATA) { | |
a3172b7e | 1160 | cancel_delayed_work(&hdev->power_off); |
8b064a3a JH |
1161 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
1162 | err = 0; | |
1163 | } | |
1164 | } | |
eec8d2bc JH |
1165 | |
1166 | failed: | |
09fd0de5 | 1167 | hci_dev_unlock(hdev); |
366a0336 | 1168 | return err; |
eec8d2bc JH |
1169 | } |
1170 | ||
04124681 GP |
1171 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 data_len, |
1172 | struct sock *skip_sk) | |
beadb2bd JH |
1173 | { |
1174 | struct sk_buff *skb; | |
1175 | struct mgmt_hdr *hdr; | |
1176 | ||
790eff44 | 1177 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_KERNEL); |
beadb2bd JH |
1178 | if (!skb) |
1179 | return -ENOMEM; | |
1180 | ||
1181 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
1182 | hdr->opcode = cpu_to_le16(event); | |
1183 | if (hdev) | |
1184 | hdr->index = cpu_to_le16(hdev->id); | |
1185 | else | |
dcf4adbf | 1186 | hdr->index = cpu_to_le16(MGMT_INDEX_NONE); |
beadb2bd JH |
1187 | hdr->len = cpu_to_le16(data_len); |
1188 | ||
1189 | if (data) | |
1190 | memcpy(skb_put(skb, data_len), data, data_len); | |
1191 | ||
97e0bdeb MH |
1192 | /* Time stamp */ |
1193 | __net_timestamp(skb); | |
1194 | ||
beadb2bd JH |
1195 | hci_send_to_control(skb, skip_sk); |
1196 | kfree_skb(skb); | |
1197 | ||
1198 | return 0; | |
1199 | } | |
1200 | ||
1201 | static int new_settings(struct hci_dev *hdev, struct sock *skip) | |
1202 | { | |
1203 | __le32 ev; | |
1204 | ||
1205 | ev = cpu_to_le32(get_current_settings(hdev)); | |
1206 | ||
1207 | return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip); | |
1208 | } | |
1209 | ||
bd99abdd JH |
1210 | struct cmd_lookup { |
1211 | struct sock *sk; | |
1212 | struct hci_dev *hdev; | |
1213 | u8 mgmt_status; | |
1214 | }; | |
1215 | ||
1216 | static void settings_rsp(struct pending_cmd *cmd, void *data) | |
1217 | { | |
1218 | struct cmd_lookup *match = data; | |
1219 | ||
1220 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1221 | ||
1222 | list_del(&cmd->list); | |
1223 | ||
1224 | if (match->sk == NULL) { | |
1225 | match->sk = cmd->sk; | |
1226 | sock_hold(match->sk); | |
1227 | } | |
1228 | ||
1229 | mgmt_pending_free(cmd); | |
1230 | } | |
1231 | ||
1232 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) | |
1233 | { | |
1234 | u8 *status = data; | |
1235 | ||
1236 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1237 | mgmt_pending_remove(cmd); | |
1238 | } | |
1239 | ||
e6fe7986 JH |
1240 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1241 | { | |
1242 | if (!lmp_bredr_capable(hdev)) | |
1243 | return MGMT_STATUS_NOT_SUPPORTED; | |
1244 | else if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1245 | return MGMT_STATUS_REJECTED; | |
1246 | else | |
1247 | return MGMT_STATUS_SUCCESS; | |
1248 | } | |
1249 | ||
1250 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1251 | { | |
1252 | if (!lmp_le_capable(hdev)) | |
1253 | return MGMT_STATUS_NOT_SUPPORTED; | |
1254 | else if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
1255 | return MGMT_STATUS_REJECTED; | |
1256 | else | |
1257 | return MGMT_STATUS_SUCCESS; | |
1258 | } | |
1259 | ||
bfaf8c9f JH |
1260 | static void set_discoverable_complete(struct hci_dev *hdev, u8 status) |
1261 | { | |
1262 | struct pending_cmd *cmd; | |
1263 | struct mgmt_mode *cp; | |
970ba524 | 1264 | struct hci_request req; |
bfaf8c9f JH |
1265 | bool changed; |
1266 | ||
1267 | BT_DBG("status 0x%02x", status); | |
1268 | ||
1269 | hci_dev_lock(hdev); | |
1270 | ||
1271 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
1272 | if (!cmd) | |
1273 | goto unlock; | |
1274 | ||
1275 | if (status) { | |
1276 | u8 mgmt_err = mgmt_status(status); | |
1277 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
310a3d48 | 1278 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); |
bfaf8c9f JH |
1279 | goto remove_cmd; |
1280 | } | |
1281 | ||
1282 | cp = cmd->param; | |
d4462a07 | 1283 | if (cp->val) { |
bfaf8c9f JH |
1284 | changed = !test_and_set_bit(HCI_DISCOVERABLE, |
1285 | &hdev->dev_flags); | |
d4462a07 MH |
1286 | |
1287 | if (hdev->discov_timeout > 0) { | |
1288 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1289 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
1290 | to); | |
1291 | } | |
1292 | } else { | |
bfaf8c9f JH |
1293 | changed = test_and_clear_bit(HCI_DISCOVERABLE, |
1294 | &hdev->dev_flags); | |
d4462a07 | 1295 | } |
bfaf8c9f JH |
1296 | |
1297 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
1298 | ||
1299 | if (changed) | |
1300 | new_settings(hdev, cmd->sk); | |
1301 | ||
970ba524 MH |
1302 | /* When the discoverable mode gets changed, make sure |
1303 | * that class of device has the limited discoverable | |
1304 | * bit correctly set. | |
1305 | */ | |
1306 | hci_req_init(&req, hdev); | |
1307 | update_class(&req); | |
1308 | hci_req_run(&req, NULL); | |
1309 | ||
bfaf8c9f JH |
1310 | remove_cmd: |
1311 | mgmt_pending_remove(cmd); | |
1312 | ||
1313 | unlock: | |
1314 | hci_dev_unlock(hdev); | |
1315 | } | |
1316 | ||
bdb6d971 | 1317 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1318 | u16 len) |
73f22f62 | 1319 | { |
650f726d | 1320 | struct mgmt_cp_set_discoverable *cp = data; |
366a0336 | 1321 | struct pending_cmd *cmd; |
bfaf8c9f | 1322 | struct hci_request req; |
5e5282bb | 1323 | u16 timeout; |
9a43e25f | 1324 | u8 scan; |
73f22f62 JH |
1325 | int err; |
1326 | ||
bdb6d971 | 1327 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1328 | |
9a43e25f JH |
1329 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1330 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1331 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
9a43e25f | 1332 | MGMT_STATUS_REJECTED); |
33c525c0 | 1333 | |
310a3d48 | 1334 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a7e80f25 JH |
1335 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1336 | MGMT_STATUS_INVALID_PARAMS); | |
1337 | ||
1f350c87 | 1338 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1339 | |
1340 | /* Disabling discoverable requires that no timeout is set, | |
1341 | * and enabling limited discoverable requires a timeout. | |
1342 | */ | |
1343 | if ((cp->val == 0x00 && timeout > 0) || | |
1344 | (cp->val == 0x02 && timeout == 0)) | |
bdb6d971 | 1345 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1346 | MGMT_STATUS_INVALID_PARAMS); |
73f22f62 | 1347 | |
09fd0de5 | 1348 | hci_dev_lock(hdev); |
73f22f62 | 1349 | |
5e5282bb | 1350 | if (!hdev_is_powered(hdev) && timeout > 0) { |
bdb6d971 | 1351 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1352 | MGMT_STATUS_NOT_POWERED); |
73f22f62 JH |
1353 | goto failed; |
1354 | } | |
1355 | ||
2e58ef3e | 1356 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1357 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1358 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1359 | MGMT_STATUS_BUSY); |
73f22f62 JH |
1360 | goto failed; |
1361 | } | |
1362 | ||
5e5282bb | 1363 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) { |
bdb6d971 | 1364 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1365 | MGMT_STATUS_REJECTED); |
5e5282bb JH |
1366 | goto failed; |
1367 | } | |
1368 | ||
1369 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1370 | bool changed = false; |
1371 | ||
310a3d48 MH |
1372 | /* Setting limited discoverable when powered off is |
1373 | * not a valid operation since it requires a timeout | |
1374 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1375 | */ | |
0224d2fa JH |
1376 | if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { |
1377 | change_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1378 | changed = true; | |
1379 | } | |
1380 | ||
5e5282bb | 1381 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1382 | if (err < 0) |
1383 | goto failed; | |
1384 | ||
1385 | if (changed) | |
1386 | err = new_settings(hdev, sk); | |
1387 | ||
5e5282bb JH |
1388 | goto failed; |
1389 | } | |
1390 | ||
310a3d48 MH |
1391 | /* If the current mode is the same, then just update the timeout |
1392 | * value with the new value. And if only the timeout gets updated, | |
1393 | * then no need for any HCI transactions. | |
1394 | */ | |
1395 | if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags) && | |
1396 | (cp->val == 0x02) == test_bit(HCI_LIMITED_DISCOVERABLE, | |
1397 | &hdev->dev_flags)) { | |
36261547 MH |
1398 | cancel_delayed_work(&hdev->discov_off); |
1399 | hdev->discov_timeout = timeout; | |
955638ec | 1400 | |
36261547 MH |
1401 | if (cp->val && hdev->discov_timeout > 0) { |
1402 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
955638ec | 1403 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
36261547 | 1404 | to); |
955638ec MH |
1405 | } |
1406 | ||
69ab39ea | 1407 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1408 | goto failed; |
1409 | } | |
1410 | ||
2e58ef3e | 1411 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1412 | if (!cmd) { |
1413 | err = -ENOMEM; | |
73f22f62 | 1414 | goto failed; |
366a0336 | 1415 | } |
73f22f62 | 1416 | |
310a3d48 MH |
1417 | /* Cancel any potential discoverable timeout that might be |
1418 | * still active and store new timeout value. The arming of | |
1419 | * the timeout happens in the complete handler. | |
1420 | */ | |
1421 | cancel_delayed_work(&hdev->discov_off); | |
1422 | hdev->discov_timeout = timeout; | |
1423 | ||
b456f87c JH |
1424 | /* Limited discoverable mode */ |
1425 | if (cp->val == 0x02) | |
1426 | set_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1427 | else | |
1428 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1429 | ||
bfaf8c9f JH |
1430 | hci_req_init(&req, hdev); |
1431 | ||
9a43e25f JH |
1432 | /* The procedure for LE-only controllers is much simpler - just |
1433 | * update the advertising data. | |
1434 | */ | |
1435 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1436 | goto update_ad; | |
1437 | ||
73f22f62 JH |
1438 | scan = SCAN_PAGE; |
1439 | ||
310a3d48 MH |
1440 | if (cp->val) { |
1441 | struct hci_cp_write_current_iac_lap hci_cp; | |
1442 | ||
1443 | if (cp->val == 0x02) { | |
1444 | /* Limited discoverable mode */ | |
33337dcb | 1445 | hci_cp.num_iac = min_t(u8, hdev->num_iac, 2); |
310a3d48 MH |
1446 | hci_cp.iac_lap[0] = 0x00; /* LIAC */ |
1447 | hci_cp.iac_lap[1] = 0x8b; | |
1448 | hci_cp.iac_lap[2] = 0x9e; | |
1449 | hci_cp.iac_lap[3] = 0x33; /* GIAC */ | |
1450 | hci_cp.iac_lap[4] = 0x8b; | |
1451 | hci_cp.iac_lap[5] = 0x9e; | |
1452 | } else { | |
1453 | /* General discoverable mode */ | |
310a3d48 MH |
1454 | hci_cp.num_iac = 1; |
1455 | hci_cp.iac_lap[0] = 0x33; /* GIAC */ | |
1456 | hci_cp.iac_lap[1] = 0x8b; | |
1457 | hci_cp.iac_lap[2] = 0x9e; | |
1458 | } | |
1459 | ||
1460 | hci_req_add(&req, HCI_OP_WRITE_CURRENT_IAC_LAP, | |
1461 | (hci_cp.num_iac * 3) + 1, &hci_cp); | |
1462 | ||
73f22f62 | 1463 | scan |= SCAN_INQUIRY; |
310a3d48 MH |
1464 | } else { |
1465 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1466 | } | |
73f22f62 | 1467 | |
310a3d48 | 1468 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan); |
bfaf8c9f | 1469 | |
9a43e25f JH |
1470 | update_ad: |
1471 | update_adv_data(&req); | |
1472 | ||
bfaf8c9f | 1473 | err = hci_req_run(&req, set_discoverable_complete); |
73f22f62 | 1474 | if (err < 0) |
a664b5bc | 1475 | mgmt_pending_remove(cmd); |
73f22f62 JH |
1476 | |
1477 | failed: | |
09fd0de5 | 1478 | hci_dev_unlock(hdev); |
73f22f62 JH |
1479 | return err; |
1480 | } | |
1481 | ||
406d7804 JH |
1482 | static void write_fast_connectable(struct hci_request *req, bool enable) |
1483 | { | |
bd98b996 | 1484 | struct hci_dev *hdev = req->hdev; |
406d7804 JH |
1485 | struct hci_cp_write_page_scan_activity acp; |
1486 | u8 type; | |
1487 | ||
547003b1 JH |
1488 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
1489 | return; | |
1490 | ||
4c01f8b8 JH |
1491 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
1492 | return; | |
1493 | ||
406d7804 JH |
1494 | if (enable) { |
1495 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1496 | ||
1497 | /* 160 msec page scan interval */ | |
dcf4adbf | 1498 | acp.interval = cpu_to_le16(0x0100); |
406d7804 JH |
1499 | } else { |
1500 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1501 | ||
1502 | /* default 1.28 sec page scan */ | |
dcf4adbf | 1503 | acp.interval = cpu_to_le16(0x0800); |
406d7804 JH |
1504 | } |
1505 | ||
dcf4adbf | 1506 | acp.window = cpu_to_le16(0x0012); |
406d7804 | 1507 | |
bd98b996 JH |
1508 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
1509 | __cpu_to_le16(hdev->page_scan_window) != acp.window) | |
1510 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1511 | sizeof(acp), &acp); | |
1512 | ||
1513 | if (hdev->page_scan_type != type) | |
1514 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
406d7804 JH |
1515 | } |
1516 | ||
2b76f453 JH |
1517 | static void set_connectable_complete(struct hci_dev *hdev, u8 status) |
1518 | { | |
1519 | struct pending_cmd *cmd; | |
d7b856f9 JH |
1520 | struct mgmt_mode *cp; |
1521 | bool changed; | |
2b76f453 JH |
1522 | |
1523 | BT_DBG("status 0x%02x", status); | |
1524 | ||
1525 | hci_dev_lock(hdev); | |
1526 | ||
1527 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1528 | if (!cmd) | |
1529 | goto unlock; | |
1530 | ||
37438c1f JH |
1531 | if (status) { |
1532 | u8 mgmt_err = mgmt_status(status); | |
1533 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
1534 | goto remove_cmd; | |
1535 | } | |
1536 | ||
d7b856f9 JH |
1537 | cp = cmd->param; |
1538 | if (cp->val) | |
1539 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1540 | else | |
1541 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1542 | ||
2b76f453 JH |
1543 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
1544 | ||
d7b856f9 JH |
1545 | if (changed) |
1546 | new_settings(hdev, cmd->sk); | |
1547 | ||
37438c1f | 1548 | remove_cmd: |
2b76f453 JH |
1549 | mgmt_pending_remove(cmd); |
1550 | ||
1551 | unlock: | |
1552 | hci_dev_unlock(hdev); | |
1553 | } | |
1554 | ||
e8ba3a1f JH |
1555 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1556 | struct sock *sk, u8 val) | |
1557 | { | |
1558 | bool changed = false; | |
1559 | int err; | |
1560 | ||
1561 | if (!!val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
1562 | changed = true; | |
1563 | ||
1564 | if (val) { | |
1565 | set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1566 | } else { | |
1567 | clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1568 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1569 | } | |
1570 | ||
1571 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1572 | if (err < 0) | |
1573 | return err; | |
1574 | ||
1575 | if (changed) | |
1576 | return new_settings(hdev, sk); | |
1577 | ||
1578 | return 0; | |
1579 | } | |
1580 | ||
bdb6d971 | 1581 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1582 | u16 len) |
9fbcbb45 | 1583 | { |
650f726d | 1584 | struct mgmt_mode *cp = data; |
366a0336 | 1585 | struct pending_cmd *cmd; |
2b76f453 | 1586 | struct hci_request req; |
1987fdc7 | 1587 | u8 scan; |
9fbcbb45 JH |
1588 | int err; |
1589 | ||
bdb6d971 | 1590 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1591 | |
1987fdc7 JH |
1592 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1593 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1594 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1987fdc7 | 1595 | MGMT_STATUS_REJECTED); |
33c525c0 | 1596 | |
a7e80f25 JH |
1597 | if (cp->val != 0x00 && cp->val != 0x01) |
1598 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, | |
1599 | MGMT_STATUS_INVALID_PARAMS); | |
1600 | ||
09fd0de5 | 1601 | hci_dev_lock(hdev); |
9fbcbb45 | 1602 | |
4b34ee78 | 1603 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1604 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1605 | goto failed; |
1606 | } | |
1607 | ||
2e58ef3e | 1608 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1609 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1610 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
04124681 | 1611 | MGMT_STATUS_BUSY); |
9fbcbb45 JH |
1612 | goto failed; |
1613 | } | |
1614 | ||
2e58ef3e | 1615 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1616 | if (!cmd) { |
1617 | err = -ENOMEM; | |
9fbcbb45 | 1618 | goto failed; |
366a0336 | 1619 | } |
9fbcbb45 | 1620 | |
9b74246f | 1621 | hci_req_init(&req, hdev); |
9fbcbb45 | 1622 | |
9a43e25f JH |
1623 | /* If BR/EDR is not enabled and we disable advertising as a |
1624 | * by-product of disabling connectable, we need to update the | |
1625 | * advertising flags. | |
1626 | */ | |
1627 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
1628 | if (!cp->val) { | |
1629 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1630 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1631 | } | |
1632 | update_adv_data(&req); | |
1633 | } else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) { | |
9b74246f JH |
1634 | if (cp->val) { |
1635 | scan = SCAN_PAGE; | |
1636 | } else { | |
1637 | scan = 0; | |
1638 | ||
1639 | if (test_bit(HCI_ISCAN, &hdev->flags) && | |
8d6083fe | 1640 | hdev->discov_timeout > 0) |
9b74246f JH |
1641 | cancel_delayed_work(&hdev->discov_off); |
1642 | } | |
2b76f453 | 1643 | |
9b74246f JH |
1644 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
1645 | } | |
2b76f453 | 1646 | |
4c01f8b8 JH |
1647 | /* If we're going from non-connectable to connectable or |
1648 | * vice-versa when fast connectable is enabled ensure that fast | |
1649 | * connectable gets disabled. write_fast_connectable won't do | |
1650 | * anything if the page scan parameters are already what they | |
1651 | * should be. | |
1652 | */ | |
1653 | if (cp->val || test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) | |
e36a3769 JH |
1654 | write_fast_connectable(&req, false); |
1655 | ||
1987fdc7 JH |
1656 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags) && |
1657 | hci_conn_num(hdev, LE_LINK) == 0) { | |
1658 | disable_advertising(&req); | |
1659 | enable_advertising(&req); | |
1660 | } | |
1661 | ||
2b76f453 | 1662 | err = hci_req_run(&req, set_connectable_complete); |
9b74246f | 1663 | if (err < 0) { |
a664b5bc | 1664 | mgmt_pending_remove(cmd); |
9b74246f | 1665 | if (err == -ENODATA) |
a81070ba JH |
1666 | err = set_connectable_update_settings(hdev, sk, |
1667 | cp->val); | |
9b74246f JH |
1668 | goto failed; |
1669 | } | |
9fbcbb45 JH |
1670 | |
1671 | failed: | |
09fd0de5 | 1672 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1673 | return err; |
1674 | } | |
1675 | ||
bdb6d971 | 1676 | static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1677 | u16 len) |
c542a06c | 1678 | { |
650f726d | 1679 | struct mgmt_mode *cp = data; |
55594356 | 1680 | bool changed; |
c542a06c JH |
1681 | int err; |
1682 | ||
bdb6d971 | 1683 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1684 | |
a7e80f25 JH |
1685 | if (cp->val != 0x00 && cp->val != 0x01) |
1686 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PAIRABLE, | |
1687 | MGMT_STATUS_INVALID_PARAMS); | |
1688 | ||
09fd0de5 | 1689 | hci_dev_lock(hdev); |
c542a06c JH |
1690 | |
1691 | if (cp->val) | |
55594356 | 1692 | changed = !test_and_set_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1693 | else |
55594356 | 1694 | changed = test_and_clear_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1695 | |
69ab39ea | 1696 | err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev); |
c542a06c | 1697 | if (err < 0) |
55594356 | 1698 | goto unlock; |
c542a06c | 1699 | |
55594356 MH |
1700 | if (changed) |
1701 | err = new_settings(hdev, sk); | |
c542a06c | 1702 | |
55594356 | 1703 | unlock: |
09fd0de5 | 1704 | hci_dev_unlock(hdev); |
c542a06c JH |
1705 | return err; |
1706 | } | |
1707 | ||
04124681 GP |
1708 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1709 | u16 len) | |
33ef95ed JH |
1710 | { |
1711 | struct mgmt_mode *cp = data; | |
1712 | struct pending_cmd *cmd; | |
e6fe7986 | 1713 | u8 val, status; |
33ef95ed JH |
1714 | int err; |
1715 | ||
bdb6d971 | 1716 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1717 | |
e6fe7986 JH |
1718 | status = mgmt_bredr_support(hdev); |
1719 | if (status) | |
33c525c0 | 1720 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
e6fe7986 | 1721 | status); |
33c525c0 | 1722 | |
a7e80f25 JH |
1723 | if (cp->val != 0x00 && cp->val != 0x01) |
1724 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, | |
1725 | MGMT_STATUS_INVALID_PARAMS); | |
1726 | ||
33ef95ed JH |
1727 | hci_dev_lock(hdev); |
1728 | ||
4b34ee78 | 1729 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1730 | bool changed = false; |
1731 | ||
1732 | if (!!cp->val != test_bit(HCI_LINK_SECURITY, | |
8ce8e2b5 | 1733 | &hdev->dev_flags)) { |
47990ea0 JH |
1734 | change_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
1735 | changed = true; | |
1736 | } | |
1737 | ||
1738 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1739 | if (err < 0) | |
1740 | goto failed; | |
1741 | ||
1742 | if (changed) | |
1743 | err = new_settings(hdev, sk); | |
1744 | ||
33ef95ed JH |
1745 | goto failed; |
1746 | } | |
1747 | ||
1748 | if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { | |
bdb6d971 | 1749 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
04124681 | 1750 | MGMT_STATUS_BUSY); |
33ef95ed JH |
1751 | goto failed; |
1752 | } | |
1753 | ||
1754 | val = !!cp->val; | |
1755 | ||
1756 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1757 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1758 | goto failed; | |
1759 | } | |
1760 | ||
1761 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1762 | if (!cmd) { | |
1763 | err = -ENOMEM; | |
1764 | goto failed; | |
1765 | } | |
1766 | ||
1767 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
1768 | if (err < 0) { | |
1769 | mgmt_pending_remove(cmd); | |
1770 | goto failed; | |
1771 | } | |
1772 | ||
1773 | failed: | |
1774 | hci_dev_unlock(hdev); | |
33ef95ed JH |
1775 | return err; |
1776 | } | |
1777 | ||
bdb6d971 | 1778 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
1779 | { |
1780 | struct mgmt_mode *cp = data; | |
1781 | struct pending_cmd *cmd; | |
72ef0c1a | 1782 | u8 status; |
ed2c4ee3 JH |
1783 | int err; |
1784 | ||
bdb6d971 | 1785 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 1786 | |
cdba5281 MH |
1787 | status = mgmt_bredr_support(hdev); |
1788 | if (status) | |
1789 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); | |
1790 | ||
13ecd8b6 JH |
1791 | if (!lmp_ssp_capable(hdev)) |
1792 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1793 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 1794 | |
a7e80f25 JH |
1795 | if (cp->val != 0x00 && cp->val != 0x01) |
1796 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1797 | MGMT_STATUS_INVALID_PARAMS); | |
1798 | ||
13ecd8b6 | 1799 | hci_dev_lock(hdev); |
6c8f12c1 | 1800 | |
4b34ee78 | 1801 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 1802 | bool changed; |
c0ecddc2 | 1803 | |
9ecb3e24 MH |
1804 | if (cp->val) { |
1805 | changed = !test_and_set_bit(HCI_SSP_ENABLED, | |
1806 | &hdev->dev_flags); | |
1807 | } else { | |
1808 | changed = test_and_clear_bit(HCI_SSP_ENABLED, | |
1809 | &hdev->dev_flags); | |
1810 | if (!changed) | |
1811 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
1812 | &hdev->dev_flags); | |
1813 | else | |
1814 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
c0ecddc2 JH |
1815 | } |
1816 | ||
1817 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1818 | if (err < 0) | |
1819 | goto failed; | |
1820 | ||
1821 | if (changed) | |
1822 | err = new_settings(hdev, sk); | |
1823 | ||
ed2c4ee3 JH |
1824 | goto failed; |
1825 | } | |
1826 | ||
9ecb3e24 MH |
1827 | if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev) || |
1828 | mgmt_pending_find(MGMT_OP_SET_HS, hdev)) { | |
d97dcb66 SJ |
1829 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1830 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
1831 | goto failed; |
1832 | } | |
1833 | ||
72ef0c1a | 1834 | if (!!cp->val == test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
ed2c4ee3 JH |
1835 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
1836 | goto failed; | |
1837 | } | |
1838 | ||
1839 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
1840 | if (!cmd) { | |
1841 | err = -ENOMEM; | |
1842 | goto failed; | |
1843 | } | |
1844 | ||
72ef0c1a | 1845 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
1846 | if (err < 0) { |
1847 | mgmt_pending_remove(cmd); | |
1848 | goto failed; | |
1849 | } | |
1850 | ||
1851 | failed: | |
1852 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
1853 | return err; |
1854 | } | |
1855 | ||
bdb6d971 | 1856 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
1857 | { |
1858 | struct mgmt_mode *cp = data; | |
ee392693 | 1859 | bool changed; |
e6fe7986 | 1860 | u8 status; |
ee392693 | 1861 | int err; |
6d80dfd0 | 1862 | |
bdb6d971 | 1863 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 1864 | |
e6fe7986 JH |
1865 | status = mgmt_bredr_support(hdev); |
1866 | if (status) | |
1867 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); | |
6d80dfd0 | 1868 | |
9ecb3e24 MH |
1869 | if (!lmp_ssp_capable(hdev)) |
1870 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1871 | MGMT_STATUS_NOT_SUPPORTED); | |
1872 | ||
1873 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
1874 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1875 | MGMT_STATUS_REJECTED); | |
1876 | ||
a7e80f25 JH |
1877 | if (cp->val != 0x00 && cp->val != 0x01) |
1878 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1879 | MGMT_STATUS_INVALID_PARAMS); | |
1880 | ||
ee392693 MH |
1881 | hci_dev_lock(hdev); |
1882 | ||
a0cdf960 | 1883 | if (cp->val) { |
ee392693 | 1884 | changed = !test_and_set_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 MH |
1885 | } else { |
1886 | if (hdev_is_powered(hdev)) { | |
1887 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1888 | MGMT_STATUS_REJECTED); | |
1889 | goto unlock; | |
1890 | } | |
1891 | ||
ee392693 | 1892 | changed = test_and_clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 | 1893 | } |
ee392693 MH |
1894 | |
1895 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
1896 | if (err < 0) | |
1897 | goto unlock; | |
1898 | ||
1899 | if (changed) | |
1900 | err = new_settings(hdev, sk); | |
6d80dfd0 | 1901 | |
ee392693 MH |
1902 | unlock: |
1903 | hci_dev_unlock(hdev); | |
1904 | return err; | |
6d80dfd0 JH |
1905 | } |
1906 | ||
416a4ae5 JH |
1907 | static void le_enable_complete(struct hci_dev *hdev, u8 status) |
1908 | { | |
1909 | struct cmd_lookup match = { NULL, hdev }; | |
1910 | ||
1911 | if (status) { | |
1912 | u8 mgmt_err = mgmt_status(status); | |
1913 | ||
1914 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
1915 | &mgmt_err); | |
1916 | return; | |
1917 | } | |
1918 | ||
1919 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
1920 | ||
1921 | new_settings(hdev, match.sk); | |
1922 | ||
1923 | if (match.sk) | |
1924 | sock_put(match.sk); | |
441ad2d0 MH |
1925 | |
1926 | /* Make sure the controller has a good default for | |
1927 | * advertising data. Restrict the update to when LE | |
1928 | * has actually been enabled. During power on, the | |
1929 | * update in powered_update_hci will take care of it. | |
1930 | */ | |
1931 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1932 | struct hci_request req; | |
1933 | ||
1934 | hci_dev_lock(hdev); | |
1935 | ||
1936 | hci_req_init(&req, hdev); | |
5947f4bc | 1937 | update_adv_data(&req); |
f14d8f64 | 1938 | update_scan_rsp_data(&req); |
441ad2d0 MH |
1939 | hci_req_run(&req, NULL); |
1940 | ||
1941 | hci_dev_unlock(hdev); | |
1942 | } | |
416a4ae5 JH |
1943 | } |
1944 | ||
bdb6d971 | 1945 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
1946 | { |
1947 | struct mgmt_mode *cp = data; | |
1948 | struct hci_cp_write_le_host_supported hci_cp; | |
1949 | struct pending_cmd *cmd; | |
416a4ae5 | 1950 | struct hci_request req; |
06199cf8 | 1951 | int err; |
0b60eba1 | 1952 | u8 val, enabled; |
06199cf8 | 1953 | |
bdb6d971 | 1954 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 1955 | |
13ecd8b6 JH |
1956 | if (!lmp_le_capable(hdev)) |
1957 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1958 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 1959 | |
a7e80f25 JH |
1960 | if (cp->val != 0x00 && cp->val != 0x01) |
1961 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1962 | MGMT_STATUS_INVALID_PARAMS); | |
1963 | ||
c73eee91 | 1964 | /* LE-only devices do not allow toggling LE on/off */ |
56f87901 | 1965 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
c73eee91 JH |
1966 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1967 | MGMT_STATUS_REJECTED); | |
1968 | ||
13ecd8b6 | 1969 | hci_dev_lock(hdev); |
06199cf8 JH |
1970 | |
1971 | val = !!cp->val; | |
ffa88e02 | 1972 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 1973 | |
0b60eba1 | 1974 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
1975 | bool changed = false; |
1976 | ||
1977 | if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1978 | change_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
1979 | changed = true; | |
1980 | } | |
1981 | ||
f3d3444a JH |
1982 | if (!val && test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
1983 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
eeca6f89 JH |
1984 | changed = true; |
1985 | } | |
1986 | ||
06199cf8 JH |
1987 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
1988 | if (err < 0) | |
1de028ce | 1989 | goto unlock; |
06199cf8 JH |
1990 | |
1991 | if (changed) | |
1992 | err = new_settings(hdev, sk); | |
1993 | ||
1de028ce | 1994 | goto unlock; |
06199cf8 JH |
1995 | } |
1996 | ||
4375f103 JH |
1997 | if (mgmt_pending_find(MGMT_OP_SET_LE, hdev) || |
1998 | mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
bdb6d971 | 1999 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
04124681 | 2000 | MGMT_STATUS_BUSY); |
1de028ce | 2001 | goto unlock; |
06199cf8 JH |
2002 | } |
2003 | ||
2004 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
2005 | if (!cmd) { | |
2006 | err = -ENOMEM; | |
1de028ce | 2007 | goto unlock; |
06199cf8 JH |
2008 | } |
2009 | ||
441ad2d0 MH |
2010 | hci_req_init(&req, hdev); |
2011 | ||
06199cf8 JH |
2012 | memset(&hci_cp, 0, sizeof(hci_cp)); |
2013 | ||
2014 | if (val) { | |
2015 | hci_cp.le = val; | |
ffa88e02 | 2016 | hci_cp.simul = lmp_le_br_capable(hdev); |
441ad2d0 MH |
2017 | } else { |
2018 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
2019 | disable_advertising(&req); | |
06199cf8 JH |
2020 | } |
2021 | ||
416a4ae5 JH |
2022 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
2023 | &hci_cp); | |
2024 | ||
2025 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 2026 | if (err < 0) |
06199cf8 | 2027 | mgmt_pending_remove(cmd); |
06199cf8 | 2028 | |
1de028ce JH |
2029 | unlock: |
2030 | hci_dev_unlock(hdev); | |
06199cf8 JH |
2031 | return err; |
2032 | } | |
2033 | ||
0cab9c80 JH |
2034 | /* This is a helper function to test for pending mgmt commands that can |
2035 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
2036 | * mgmt command at a time since otherwise we cannot easily track what | |
2037 | * the current values are, will be, and based on that calculate if a new | |
2038 | * HCI command needs to be sent and if yes with what value. | |
2039 | */ | |
2040 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
2041 | { | |
2042 | struct pending_cmd *cmd; | |
2043 | ||
2044 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
2045 | switch (cmd->opcode) { | |
2046 | case MGMT_OP_ADD_UUID: | |
2047 | case MGMT_OP_REMOVE_UUID: | |
2048 | case MGMT_OP_SET_DEV_CLASS: | |
2049 | case MGMT_OP_SET_POWERED: | |
2050 | return true; | |
2051 | } | |
2052 | } | |
2053 | ||
2054 | return false; | |
2055 | } | |
2056 | ||
83be8eca JH |
2057 | static const u8 bluetooth_base_uuid[] = { |
2058 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
2059 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2060 | }; | |
2061 | ||
2062 | static u8 get_uuid_size(const u8 *uuid) | |
2063 | { | |
2064 | u32 val; | |
2065 | ||
2066 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
2067 | return 128; | |
2068 | ||
2069 | val = get_unaligned_le32(&uuid[12]); | |
2070 | if (val > 0xffff) | |
2071 | return 32; | |
2072 | ||
2073 | return 16; | |
2074 | } | |
2075 | ||
92da6097 JH |
2076 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
2077 | { | |
2078 | struct pending_cmd *cmd; | |
2079 | ||
2080 | hci_dev_lock(hdev); | |
2081 | ||
2082 | cmd = mgmt_pending_find(mgmt_op, hdev); | |
2083 | if (!cmd) | |
2084 | goto unlock; | |
2085 | ||
2086 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
2087 | hdev->dev_class, 3); | |
2088 | ||
2089 | mgmt_pending_remove(cmd); | |
2090 | ||
2091 | unlock: | |
2092 | hci_dev_unlock(hdev); | |
2093 | } | |
2094 | ||
2095 | static void add_uuid_complete(struct hci_dev *hdev, u8 status) | |
2096 | { | |
2097 | BT_DBG("status 0x%02x", status); | |
2098 | ||
2099 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
2100 | } | |
2101 | ||
bdb6d971 | 2102 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 2103 | { |
650f726d | 2104 | struct mgmt_cp_add_uuid *cp = data; |
90e70454 | 2105 | struct pending_cmd *cmd; |
890ea898 | 2106 | struct hci_request req; |
2aeb9a1a | 2107 | struct bt_uuid *uuid; |
2aeb9a1a JH |
2108 | int err; |
2109 | ||
bdb6d971 | 2110 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2111 | |
09fd0de5 | 2112 | hci_dev_lock(hdev); |
2aeb9a1a | 2113 | |
0cab9c80 | 2114 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2115 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
04124681 | 2116 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2117 | goto failed; |
2118 | } | |
2119 | ||
92c4c204 | 2120 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
2121 | if (!uuid) { |
2122 | err = -ENOMEM; | |
2123 | goto failed; | |
2124 | } | |
2125 | ||
2126 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 2127 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 2128 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 2129 | |
de66aa63 | 2130 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 2131 | |
890ea898 | 2132 | hci_req_init(&req, hdev); |
1aff6f09 | 2133 | |
890ea898 JH |
2134 | update_class(&req); |
2135 | update_eir(&req); | |
2136 | ||
92da6097 JH |
2137 | err = hci_req_run(&req, add_uuid_complete); |
2138 | if (err < 0) { | |
2139 | if (err != -ENODATA) | |
2140 | goto failed; | |
80a1e1db | 2141 | |
bdb6d971 | 2142 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
04124681 | 2143 | hdev->dev_class, 3); |
90e70454 JH |
2144 | goto failed; |
2145 | } | |
2146 | ||
2147 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 2148 | if (!cmd) { |
90e70454 | 2149 | err = -ENOMEM; |
890ea898 JH |
2150 | goto failed; |
2151 | } | |
2152 | ||
2153 | err = 0; | |
2aeb9a1a JH |
2154 | |
2155 | failed: | |
09fd0de5 | 2156 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2157 | return err; |
2158 | } | |
2159 | ||
24b78d0f JH |
2160 | static bool enable_service_cache(struct hci_dev *hdev) |
2161 | { | |
2162 | if (!hdev_is_powered(hdev)) | |
2163 | return false; | |
2164 | ||
2165 | if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { | |
46818ed5 JH |
2166 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
2167 | CACHE_TIMEOUT); | |
24b78d0f JH |
2168 | return true; |
2169 | } | |
2170 | ||
2171 | return false; | |
2172 | } | |
2173 | ||
92da6097 JH |
2174 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status) |
2175 | { | |
2176 | BT_DBG("status 0x%02x", status); | |
2177 | ||
2178 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
2179 | } | |
2180 | ||
bdb6d971 | 2181 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2182 | u16 len) |
2aeb9a1a | 2183 | { |
650f726d | 2184 | struct mgmt_cp_remove_uuid *cp = data; |
90e70454 | 2185 | struct pending_cmd *cmd; |
056341c8 | 2186 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 2187 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 2188 | struct hci_request req; |
2aeb9a1a JH |
2189 | int err, found; |
2190 | ||
bdb6d971 | 2191 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2192 | |
09fd0de5 | 2193 | hci_dev_lock(hdev); |
2aeb9a1a | 2194 | |
0cab9c80 | 2195 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2196 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2197 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2198 | goto unlock; |
2199 | } | |
2200 | ||
2aeb9a1a | 2201 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
35f7498a | 2202 | hci_uuids_clear(hdev); |
4004b6d9 | 2203 | |
24b78d0f | 2204 | if (enable_service_cache(hdev)) { |
bdb6d971 | 2205 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2206 | 0, hdev->dev_class, 3); |
24b78d0f JH |
2207 | goto unlock; |
2208 | } | |
4004b6d9 | 2209 | |
9246a869 | 2210 | goto update_class; |
2aeb9a1a JH |
2211 | } |
2212 | ||
2213 | found = 0; | |
2214 | ||
056341c8 | 2215 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
2216 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
2217 | continue; | |
2218 | ||
2219 | list_del(&match->list); | |
482049f7 | 2220 | kfree(match); |
2aeb9a1a JH |
2221 | found++; |
2222 | } | |
2223 | ||
2224 | if (found == 0) { | |
bdb6d971 | 2225 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2226 | MGMT_STATUS_INVALID_PARAMS); |
2aeb9a1a JH |
2227 | goto unlock; |
2228 | } | |
2229 | ||
9246a869 | 2230 | update_class: |
890ea898 | 2231 | hci_req_init(&req, hdev); |
1aff6f09 | 2232 | |
890ea898 JH |
2233 | update_class(&req); |
2234 | update_eir(&req); | |
2235 | ||
92da6097 JH |
2236 | err = hci_req_run(&req, remove_uuid_complete); |
2237 | if (err < 0) { | |
2238 | if (err != -ENODATA) | |
2239 | goto unlock; | |
80a1e1db | 2240 | |
bdb6d971 | 2241 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
04124681 | 2242 | hdev->dev_class, 3); |
90e70454 JH |
2243 | goto unlock; |
2244 | } | |
2245 | ||
2246 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 2247 | if (!cmd) { |
90e70454 | 2248 | err = -ENOMEM; |
890ea898 JH |
2249 | goto unlock; |
2250 | } | |
2251 | ||
2252 | err = 0; | |
2aeb9a1a JH |
2253 | |
2254 | unlock: | |
09fd0de5 | 2255 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2256 | return err; |
2257 | } | |
2258 | ||
92da6097 JH |
2259 | static void set_class_complete(struct hci_dev *hdev, u8 status) |
2260 | { | |
2261 | BT_DBG("status 0x%02x", status); | |
2262 | ||
2263 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
2264 | } | |
2265 | ||
bdb6d971 | 2266 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2267 | u16 len) |
1aff6f09 | 2268 | { |
650f726d | 2269 | struct mgmt_cp_set_dev_class *cp = data; |
90e70454 | 2270 | struct pending_cmd *cmd; |
890ea898 | 2271 | struct hci_request req; |
1aff6f09 JH |
2272 | int err; |
2273 | ||
bdb6d971 | 2274 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 2275 | |
6203fc98 | 2276 | if (!lmp_bredr_capable(hdev)) |
13ecd8b6 JH |
2277 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2278 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2279 | |
0cab9c80 | 2280 | hci_dev_lock(hdev); |
ee98f473 | 2281 | |
0cab9c80 JH |
2282 | if (pending_eir_or_class(hdev)) { |
2283 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2284 | MGMT_STATUS_BUSY); | |
2285 | goto unlock; | |
2286 | } | |
c95f0ba7 | 2287 | |
0cab9c80 JH |
2288 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
2289 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2290 | MGMT_STATUS_INVALID_PARAMS); | |
2291 | goto unlock; | |
2292 | } | |
575b3a02 | 2293 | |
932f5ff5 JH |
2294 | hdev->major_class = cp->major; |
2295 | hdev->minor_class = cp->minor; | |
2296 | ||
b5235a65 | 2297 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2298 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2299 | hdev->dev_class, 3); |
b5235a65 JH |
2300 | goto unlock; |
2301 | } | |
2302 | ||
890ea898 JH |
2303 | hci_req_init(&req, hdev); |
2304 | ||
a8b2d5c2 | 2305 | if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { |
7d78525d JH |
2306 | hci_dev_unlock(hdev); |
2307 | cancel_delayed_work_sync(&hdev->service_cache); | |
2308 | hci_dev_lock(hdev); | |
890ea898 | 2309 | update_eir(&req); |
7d78525d | 2310 | } |
14c0b608 | 2311 | |
890ea898 JH |
2312 | update_class(&req); |
2313 | ||
92da6097 JH |
2314 | err = hci_req_run(&req, set_class_complete); |
2315 | if (err < 0) { | |
2316 | if (err != -ENODATA) | |
2317 | goto unlock; | |
1aff6f09 | 2318 | |
bdb6d971 | 2319 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2320 | hdev->dev_class, 3); |
90e70454 JH |
2321 | goto unlock; |
2322 | } | |
2323 | ||
2324 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2325 | if (!cmd) { |
90e70454 | 2326 | err = -ENOMEM; |
890ea898 JH |
2327 | goto unlock; |
2328 | } | |
2329 | ||
2330 | err = 0; | |
1aff6f09 | 2331 | |
b5235a65 | 2332 | unlock: |
09fd0de5 | 2333 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2334 | return err; |
2335 | } | |
2336 | ||
bdb6d971 | 2337 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2338 | u16 len) |
55ed8ca1 | 2339 | { |
650f726d | 2340 | struct mgmt_cp_load_link_keys *cp = data; |
4e51eae9 | 2341 | u16 key_count, expected_len; |
b1de97d8 | 2342 | bool changed; |
a492cd52 | 2343 | int i; |
55ed8ca1 | 2344 | |
9060d5cf MH |
2345 | BT_DBG("request for %s", hdev->name); |
2346 | ||
2347 | if (!lmp_bredr_capable(hdev)) | |
2348 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2349 | MGMT_STATUS_NOT_SUPPORTED); | |
2350 | ||
1f350c87 | 2351 | key_count = __le16_to_cpu(cp->key_count); |
55ed8ca1 | 2352 | |
86742e1e JH |
2353 | expected_len = sizeof(*cp) + key_count * |
2354 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2355 | if (expected_len != len) { |
86742e1e | 2356 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
2606ecbc | 2357 | expected_len, len); |
bdb6d971 | 2358 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
04124681 | 2359 | MGMT_STATUS_INVALID_PARAMS); |
55ed8ca1 JH |
2360 | } |
2361 | ||
4ae14301 JH |
2362 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
2363 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2364 | MGMT_STATUS_INVALID_PARAMS); | |
2365 | ||
bdb6d971 | 2366 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2367 | key_count); |
55ed8ca1 | 2368 | |
4ee71b20 JH |
2369 | for (i = 0; i < key_count; i++) { |
2370 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2371 | ||
8e991132 | 2372 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
4ee71b20 JH |
2373 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2374 | MGMT_STATUS_INVALID_PARAMS); | |
2375 | } | |
2376 | ||
09fd0de5 | 2377 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2378 | |
2379 | hci_link_keys_clear(hdev); | |
2380 | ||
55ed8ca1 | 2381 | if (cp->debug_keys) |
b1de97d8 | 2382 | changed = !test_and_set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
55ed8ca1 | 2383 | else |
b1de97d8 MH |
2384 | changed = test_and_clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
2385 | ||
2386 | if (changed) | |
2387 | new_settings(hdev, NULL); | |
55ed8ca1 | 2388 | |
a492cd52 | 2389 | for (i = 0; i < key_count; i++) { |
86742e1e | 2390 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2391 | |
d753fdc4 | 2392 | hci_add_link_key(hdev, NULL, 0, &key->addr.bdaddr, key->val, |
04124681 | 2393 | key->type, key->pin_len); |
55ed8ca1 JH |
2394 | } |
2395 | ||
bdb6d971 | 2396 | cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2397 | |
09fd0de5 | 2398 | hci_dev_unlock(hdev); |
55ed8ca1 | 2399 | |
a492cd52 | 2400 | return 0; |
55ed8ca1 JH |
2401 | } |
2402 | ||
b1078ad0 | 2403 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2404 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2405 | { |
2406 | struct mgmt_ev_device_unpaired ev; | |
2407 | ||
2408 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2409 | ev.addr.type = addr_type; | |
2410 | ||
2411 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2412 | skip_sk); |
b1078ad0 JH |
2413 | } |
2414 | ||
bdb6d971 | 2415 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2416 | u16 len) |
55ed8ca1 | 2417 | { |
124f6e35 JH |
2418 | struct mgmt_cp_unpair_device *cp = data; |
2419 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
2420 | struct hci_cp_disconnect dc; |
2421 | struct pending_cmd *cmd; | |
55ed8ca1 | 2422 | struct hci_conn *conn; |
55ed8ca1 JH |
2423 | int err; |
2424 | ||
a8a1d19e | 2425 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2426 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2427 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2428 | |
4ee71b20 JH |
2429 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2430 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2431 | MGMT_STATUS_INVALID_PARAMS, | |
2432 | &rp, sizeof(rp)); | |
2433 | ||
118da70b JH |
2434 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2435 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2436 | MGMT_STATUS_INVALID_PARAMS, | |
2437 | &rp, sizeof(rp)); | |
2438 | ||
4ee71b20 JH |
2439 | hci_dev_lock(hdev); |
2440 | ||
86a8cfc6 | 2441 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2442 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2443 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); |
86a8cfc6 JH |
2444 | goto unlock; |
2445 | } | |
2446 | ||
e0b2b27e | 2447 | if (cp->addr.type == BDADDR_BREDR) { |
124f6e35 | 2448 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
e0b2b27e JH |
2449 | } else { |
2450 | u8 addr_type; | |
2451 | ||
2452 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
2453 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2454 | else | |
2455 | addr_type = ADDR_LE_DEV_RANDOM; | |
2456 | ||
a7ec7338 JH |
2457 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); |
2458 | ||
a9b0a04c AG |
2459 | hci_conn_params_del(hdev, &cp->addr.bdaddr, addr_type); |
2460 | ||
e0b2b27e JH |
2461 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); |
2462 | } | |
b0dbfb46 | 2463 | |
55ed8ca1 | 2464 | if (err < 0) { |
bdb6d971 | 2465 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2466 | MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); |
55ed8ca1 JH |
2467 | goto unlock; |
2468 | } | |
2469 | ||
86a8cfc6 | 2470 | if (cp->disconnect) { |
591f47f3 | 2471 | if (cp->addr.type == BDADDR_BREDR) |
86a8cfc6 | 2472 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
8ce8e2b5 | 2473 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2474 | else |
2475 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, | |
8ce8e2b5 | 2476 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2477 | } else { |
2478 | conn = NULL; | |
2479 | } | |
124f6e35 | 2480 | |
a8a1d19e | 2481 | if (!conn) { |
bdb6d971 | 2482 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
04124681 | 2483 | &rp, sizeof(rp)); |
b1078ad0 | 2484 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2485 | goto unlock; |
2486 | } | |
55ed8ca1 | 2487 | |
124f6e35 | 2488 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2489 | sizeof(*cp)); |
a8a1d19e JH |
2490 | if (!cmd) { |
2491 | err = -ENOMEM; | |
2492 | goto unlock; | |
55ed8ca1 JH |
2493 | } |
2494 | ||
eb55ef07 | 2495 | dc.handle = cpu_to_le16(conn->handle); |
a8a1d19e JH |
2496 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
2497 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2498 | if (err < 0) | |
2499 | mgmt_pending_remove(cmd); | |
2500 | ||
55ed8ca1 | 2501 | unlock: |
09fd0de5 | 2502 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2503 | return err; |
2504 | } | |
2505 | ||
bdb6d971 | 2506 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2507 | u16 len) |
8962ee74 | 2508 | { |
650f726d | 2509 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2510 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2511 | struct hci_cp_disconnect dc; |
366a0336 | 2512 | struct pending_cmd *cmd; |
8962ee74 | 2513 | struct hci_conn *conn; |
8962ee74 JH |
2514 | int err; |
2515 | ||
2516 | BT_DBG(""); | |
2517 | ||
06a63b19 JH |
2518 | memset(&rp, 0, sizeof(rp)); |
2519 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2520 | rp.addr.type = cp->addr.type; | |
2521 | ||
4ee71b20 | 2522 | if (!bdaddr_type_is_valid(cp->addr.type)) |
06a63b19 JH |
2523 | return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2524 | MGMT_STATUS_INVALID_PARAMS, | |
2525 | &rp, sizeof(rp)); | |
4ee71b20 | 2526 | |
09fd0de5 | 2527 | hci_dev_lock(hdev); |
8962ee74 JH |
2528 | |
2529 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
06a63b19 JH |
2530 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2531 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
8962ee74 JH |
2532 | goto failed; |
2533 | } | |
2534 | ||
2e58ef3e | 2535 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) { |
06a63b19 JH |
2536 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2537 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2538 | goto failed; |
2539 | } | |
2540 | ||
591f47f3 | 2541 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2542 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2543 | &cp->addr.bdaddr); | |
88c3df13 JH |
2544 | else |
2545 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 2546 | |
f960727e | 2547 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
06a63b19 JH |
2548 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2549 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
8962ee74 JH |
2550 | goto failed; |
2551 | } | |
2552 | ||
2e58ef3e | 2553 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2554 | if (!cmd) { |
2555 | err = -ENOMEM; | |
8962ee74 | 2556 | goto failed; |
366a0336 | 2557 | } |
8962ee74 | 2558 | |
eb55ef07 | 2559 | dc.handle = cpu_to_le16(conn->handle); |
3701f944 | 2560 | dc.reason = HCI_ERROR_REMOTE_USER_TERM; |
8962ee74 JH |
2561 | |
2562 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2563 | if (err < 0) | |
a664b5bc | 2564 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2565 | |
2566 | failed: | |
09fd0de5 | 2567 | hci_dev_unlock(hdev); |
8962ee74 JH |
2568 | return err; |
2569 | } | |
2570 | ||
57c1477c | 2571 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2572 | { |
2573 | switch (link_type) { | |
2574 | case LE_LINK: | |
48264f06 JH |
2575 | switch (addr_type) { |
2576 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2577 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2578 | |
48264f06 | 2579 | default: |
0ed09148 | 2580 | /* Fallback to LE Random address type */ |
591f47f3 | 2581 | return BDADDR_LE_RANDOM; |
48264f06 | 2582 | } |
0ed09148 | 2583 | |
4c659c39 | 2584 | default: |
0ed09148 | 2585 | /* Fallback to BR/EDR type */ |
591f47f3 | 2586 | return BDADDR_BREDR; |
4c659c39 JH |
2587 | } |
2588 | } | |
2589 | ||
04124681 GP |
2590 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2591 | u16 data_len) | |
2784eb41 | 2592 | { |
2784eb41 | 2593 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2594 | struct hci_conn *c; |
a38528f1 | 2595 | size_t rp_len; |
60fc5fb6 JH |
2596 | int err; |
2597 | u16 i; | |
2784eb41 JH |
2598 | |
2599 | BT_DBG(""); | |
2600 | ||
09fd0de5 | 2601 | hci_dev_lock(hdev); |
2784eb41 | 2602 | |
5f97c1df | 2603 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2604 | err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
04124681 | 2605 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2606 | goto unlock; |
2607 | } | |
2608 | ||
60fc5fb6 | 2609 | i = 0; |
b644ba33 JH |
2610 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2611 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2612 | i++; |
2784eb41 JH |
2613 | } |
2614 | ||
60fc5fb6 | 2615 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2616 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2617 | if (!rp) { |
2784eb41 JH |
2618 | err = -ENOMEM; |
2619 | goto unlock; | |
2620 | } | |
2621 | ||
2784eb41 | 2622 | i = 0; |
4c659c39 | 2623 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2624 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2625 | continue; | |
4c659c39 | 2626 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2627 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2628 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2629 | continue; |
2630 | i++; | |
2631 | } | |
2632 | ||
eb55ef07 | 2633 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2634 | |
4c659c39 JH |
2635 | /* Recalculate length in case of filtered SCO connections, etc */ |
2636 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2637 | |
bdb6d971 | 2638 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
04124681 | 2639 | rp_len); |
2784eb41 | 2640 | |
a38528f1 | 2641 | kfree(rp); |
5f97c1df JH |
2642 | |
2643 | unlock: | |
09fd0de5 | 2644 | hci_dev_unlock(hdev); |
2784eb41 JH |
2645 | return err; |
2646 | } | |
2647 | ||
bdb6d971 | 2648 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2649 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 WR |
2650 | { |
2651 | struct pending_cmd *cmd; | |
2652 | int err; | |
2653 | ||
2e58ef3e | 2654 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2655 | sizeof(*cp)); |
96d97a67 WR |
2656 | if (!cmd) |
2657 | return -ENOMEM; | |
2658 | ||
d8457698 | 2659 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2660 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2661 | if (err < 0) |
2662 | mgmt_pending_remove(cmd); | |
2663 | ||
2664 | return err; | |
2665 | } | |
2666 | ||
bdb6d971 | 2667 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2668 | u16 len) |
980e1a53 | 2669 | { |
96d97a67 | 2670 | struct hci_conn *conn; |
650f726d | 2671 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2672 | struct hci_cp_pin_code_reply reply; |
366a0336 | 2673 | struct pending_cmd *cmd; |
980e1a53 JH |
2674 | int err; |
2675 | ||
2676 | BT_DBG(""); | |
2677 | ||
09fd0de5 | 2678 | hci_dev_lock(hdev); |
980e1a53 | 2679 | |
4b34ee78 | 2680 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2681 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2682 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
2683 | goto failed; |
2684 | } | |
2685 | ||
d8457698 | 2686 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2687 | if (!conn) { |
bdb6d971 | 2688 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2689 | MGMT_STATUS_NOT_CONNECTED); |
96d97a67 WR |
2690 | goto failed; |
2691 | } | |
2692 | ||
2693 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2694 | struct mgmt_cp_pin_code_neg_reply ncp; |
2695 | ||
2696 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2697 | |
2698 | BT_ERR("PIN code is not 16 bytes long"); | |
2699 | ||
bdb6d971 | 2700 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2701 | if (err >= 0) |
bdb6d971 | 2702 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2703 | MGMT_STATUS_INVALID_PARAMS); |
96d97a67 WR |
2704 | |
2705 | goto failed; | |
2706 | } | |
2707 | ||
00abfe44 | 2708 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2709 | if (!cmd) { |
2710 | err = -ENOMEM; | |
980e1a53 | 2711 | goto failed; |
366a0336 | 2712 | } |
980e1a53 | 2713 | |
d8457698 | 2714 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 2715 | reply.pin_len = cp->pin_len; |
24718ca5 | 2716 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
2717 | |
2718 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
2719 | if (err < 0) | |
a664b5bc | 2720 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2721 | |
2722 | failed: | |
09fd0de5 | 2723 | hci_dev_unlock(hdev); |
980e1a53 JH |
2724 | return err; |
2725 | } | |
2726 | ||
04124681 GP |
2727 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
2728 | u16 len) | |
17fa4b9d | 2729 | { |
650f726d | 2730 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
2731 | |
2732 | BT_DBG(""); | |
2733 | ||
09fd0de5 | 2734 | hci_dev_lock(hdev); |
17fa4b9d JH |
2735 | |
2736 | hdev->io_capability = cp->io_capability; | |
2737 | ||
2738 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 2739 | hdev->io_capability); |
17fa4b9d | 2740 | |
09fd0de5 | 2741 | hci_dev_unlock(hdev); |
17fa4b9d | 2742 | |
04124681 GP |
2743 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL, |
2744 | 0); | |
17fa4b9d JH |
2745 | } |
2746 | ||
6039aa73 | 2747 | static struct pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
2748 | { |
2749 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 2750 | struct pending_cmd *cmd; |
e9a416b5 | 2751 | |
2e58ef3e | 2752 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
2753 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
2754 | continue; | |
2755 | ||
e9a416b5 JH |
2756 | if (cmd->user_data != conn) |
2757 | continue; | |
2758 | ||
2759 | return cmd; | |
2760 | } | |
2761 | ||
2762 | return NULL; | |
2763 | } | |
2764 | ||
2765 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
2766 | { | |
2767 | struct mgmt_rp_pair_device rp; | |
2768 | struct hci_conn *conn = cmd->user_data; | |
2769 | ||
61b1a7fb JH |
2770 | bacpy(&rp.addr.bdaddr, &conn->dst); |
2771 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
e9a416b5 | 2772 | |
aee9b218 | 2773 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, |
04124681 | 2774 | &rp, sizeof(rp)); |
e9a416b5 JH |
2775 | |
2776 | /* So we don't get further callbacks for this connection */ | |
2777 | conn->connect_cfm_cb = NULL; | |
2778 | conn->security_cfm_cb = NULL; | |
2779 | conn->disconn_cfm_cb = NULL; | |
2780 | ||
76a68ba0 | 2781 | hci_conn_drop(conn); |
e9a416b5 | 2782 | |
a664b5bc | 2783 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
2784 | } |
2785 | ||
f4a407be JH |
2786 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
2787 | { | |
2788 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; | |
2789 | struct pending_cmd *cmd; | |
2790 | ||
2791 | cmd = find_pairing(conn); | |
2792 | if (cmd) | |
2793 | pairing_complete(cmd, status); | |
2794 | } | |
2795 | ||
e9a416b5 JH |
2796 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
2797 | { | |
2798 | struct pending_cmd *cmd; | |
2799 | ||
2800 | BT_DBG("status %u", status); | |
2801 | ||
2802 | cmd = find_pairing(conn); | |
56e5cb86 | 2803 | if (!cmd) |
e9a416b5 | 2804 | BT_DBG("Unable to find a pending command"); |
56e5cb86 | 2805 | else |
e211326c | 2806 | pairing_complete(cmd, mgmt_status(status)); |
e9a416b5 JH |
2807 | } |
2808 | ||
f4a407be | 2809 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
4c47d739 VA |
2810 | { |
2811 | struct pending_cmd *cmd; | |
2812 | ||
2813 | BT_DBG("status %u", status); | |
2814 | ||
2815 | if (!status) | |
2816 | return; | |
2817 | ||
2818 | cmd = find_pairing(conn); | |
2819 | if (!cmd) | |
2820 | BT_DBG("Unable to find a pending command"); | |
2821 | else | |
2822 | pairing_complete(cmd, mgmt_status(status)); | |
2823 | } | |
2824 | ||
bdb6d971 | 2825 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2826 | u16 len) |
e9a416b5 | 2827 | { |
650f726d | 2828 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 2829 | struct mgmt_rp_pair_device rp; |
e9a416b5 JH |
2830 | struct pending_cmd *cmd; |
2831 | u8 sec_level, auth_type; | |
2832 | struct hci_conn *conn; | |
e9a416b5 JH |
2833 | int err; |
2834 | ||
2835 | BT_DBG(""); | |
2836 | ||
f950a30e SJ |
2837 | memset(&rp, 0, sizeof(rp)); |
2838 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2839 | rp.addr.type = cp->addr.type; | |
2840 | ||
4ee71b20 JH |
2841 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2842 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
2843 | MGMT_STATUS_INVALID_PARAMS, | |
2844 | &rp, sizeof(rp)); | |
2845 | ||
09fd0de5 | 2846 | hci_dev_lock(hdev); |
e9a416b5 | 2847 | |
5f97c1df | 2848 | if (!hdev_is_powered(hdev)) { |
f950a30e SJ |
2849 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2850 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5f97c1df JH |
2851 | goto unlock; |
2852 | } | |
2853 | ||
c908df36 | 2854 | sec_level = BT_SECURITY_MEDIUM; |
6fd6b915 | 2855 | auth_type = HCI_AT_DEDICATED_BONDING; |
e9a416b5 | 2856 | |
6f77d8c7 | 2857 | if (cp->addr.type == BDADDR_BREDR) { |
04a6c589 AG |
2858 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
2859 | auth_type); | |
6f77d8c7 AG |
2860 | } else { |
2861 | u8 addr_type; | |
2862 | ||
2863 | /* Convert from L2CAP channel address type to HCI address type | |
2864 | */ | |
2865 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
2866 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2867 | else | |
2868 | addr_type = ADDR_LE_DEV_RANDOM; | |
2869 | ||
2870 | conn = hci_connect_le(hdev, &cp->addr.bdaddr, addr_type, | |
04a6c589 | 2871 | sec_level, auth_type); |
6f77d8c7 | 2872 | } |
7a512d01 | 2873 | |
30e76272 | 2874 | if (IS_ERR(conn)) { |
489dc48e AK |
2875 | int status; |
2876 | ||
2877 | if (PTR_ERR(conn) == -EBUSY) | |
2878 | status = MGMT_STATUS_BUSY; | |
2879 | else | |
2880 | status = MGMT_STATUS_CONNECT_FAILED; | |
2881 | ||
bdb6d971 | 2882 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
489dc48e | 2883 | status, &rp, |
04124681 | 2884 | sizeof(rp)); |
e9a416b5 JH |
2885 | goto unlock; |
2886 | } | |
2887 | ||
2888 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 2889 | hci_conn_drop(conn); |
bdb6d971 | 2890 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
04124681 | 2891 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
e9a416b5 JH |
2892 | goto unlock; |
2893 | } | |
2894 | ||
2e58ef3e | 2895 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
2896 | if (!cmd) { |
2897 | err = -ENOMEM; | |
76a68ba0 | 2898 | hci_conn_drop(conn); |
e9a416b5 JH |
2899 | goto unlock; |
2900 | } | |
2901 | ||
7a512d01 | 2902 | /* For LE, just connecting isn't a proof that the pairing finished */ |
f4a407be | 2903 | if (cp->addr.type == BDADDR_BREDR) { |
7a512d01 | 2904 | conn->connect_cfm_cb = pairing_complete_cb; |
f4a407be JH |
2905 | conn->security_cfm_cb = pairing_complete_cb; |
2906 | conn->disconn_cfm_cb = pairing_complete_cb; | |
2907 | } else { | |
2908 | conn->connect_cfm_cb = le_pairing_complete_cb; | |
2909 | conn->security_cfm_cb = le_pairing_complete_cb; | |
2910 | conn->disconn_cfm_cb = le_pairing_complete_cb; | |
2911 | } | |
7a512d01 | 2912 | |
e9a416b5 JH |
2913 | conn->io_capability = cp->io_cap; |
2914 | cmd->user_data = conn; | |
2915 | ||
2916 | if (conn->state == BT_CONNECTED && | |
8ce8e2b5 | 2917 | hci_conn_security(conn, sec_level, auth_type)) |
e9a416b5 JH |
2918 | pairing_complete(cmd, 0); |
2919 | ||
2920 | err = 0; | |
2921 | ||
2922 | unlock: | |
09fd0de5 | 2923 | hci_dev_unlock(hdev); |
e9a416b5 JH |
2924 | return err; |
2925 | } | |
2926 | ||
04124681 GP |
2927 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
2928 | u16 len) | |
28424707 | 2929 | { |
0f4e68cf | 2930 | struct mgmt_addr_info *addr = data; |
28424707 JH |
2931 | struct pending_cmd *cmd; |
2932 | struct hci_conn *conn; | |
2933 | int err; | |
2934 | ||
2935 | BT_DBG(""); | |
2936 | ||
28424707 JH |
2937 | hci_dev_lock(hdev); |
2938 | ||
5f97c1df | 2939 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2940 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2941 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2942 | goto unlock; |
2943 | } | |
2944 | ||
28424707 JH |
2945 | cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
2946 | if (!cmd) { | |
bdb6d971 | 2947 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2948 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
2949 | goto unlock; |
2950 | } | |
2951 | ||
2952 | conn = cmd->user_data; | |
2953 | ||
2954 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
bdb6d971 | 2955 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2956 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
2957 | goto unlock; |
2958 | } | |
2959 | ||
2960 | pairing_complete(cmd, MGMT_STATUS_CANCELLED); | |
2961 | ||
bdb6d971 | 2962 | err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
04124681 | 2963 | addr, sizeof(*addr)); |
28424707 JH |
2964 | unlock: |
2965 | hci_dev_unlock(hdev); | |
28424707 JH |
2966 | return err; |
2967 | } | |
2968 | ||
bdb6d971 | 2969 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 2970 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 2971 | u16 hci_op, __le32 passkey) |
a5c29683 | 2972 | { |
a5c29683 | 2973 | struct pending_cmd *cmd; |
0df4c185 | 2974 | struct hci_conn *conn; |
a5c29683 JH |
2975 | int err; |
2976 | ||
09fd0de5 | 2977 | hci_dev_lock(hdev); |
08ba5382 | 2978 | |
4b34ee78 | 2979 | if (!hdev_is_powered(hdev)) { |
feb94d3d JH |
2980 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2981 | MGMT_STATUS_NOT_POWERED, addr, | |
2982 | sizeof(*addr)); | |
0df4c185 | 2983 | goto done; |
a5c29683 JH |
2984 | } |
2985 | ||
1707c60e JH |
2986 | if (addr->type == BDADDR_BREDR) |
2987 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 2988 | else |
1707c60e | 2989 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
272d90df JH |
2990 | |
2991 | if (!conn) { | |
feb94d3d JH |
2992 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2993 | MGMT_STATUS_NOT_CONNECTED, addr, | |
2994 | sizeof(*addr)); | |
272d90df JH |
2995 | goto done; |
2996 | } | |
47c15e2b | 2997 | |
1707c60e | 2998 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
47c15e2b | 2999 | /* Continue with pairing via SMP */ |
5fe57d9e BG |
3000 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
3001 | ||
3002 | if (!err) | |
feb94d3d JH |
3003 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3004 | MGMT_STATUS_SUCCESS, addr, | |
3005 | sizeof(*addr)); | |
5fe57d9e | 3006 | else |
feb94d3d JH |
3007 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3008 | MGMT_STATUS_FAILED, addr, | |
3009 | sizeof(*addr)); | |
47c15e2b | 3010 | |
47c15e2b BG |
3011 | goto done; |
3012 | } | |
3013 | ||
1707c60e | 3014 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
3015 | if (!cmd) { |
3016 | err = -ENOMEM; | |
0df4c185 | 3017 | goto done; |
a5c29683 JH |
3018 | } |
3019 | ||
0df4c185 | 3020 | /* Continue with pairing via HCI */ |
604086b7 BG |
3021 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
3022 | struct hci_cp_user_passkey_reply cp; | |
3023 | ||
1707c60e | 3024 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
3025 | cp.passkey = passkey; |
3026 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
3027 | } else | |
1707c60e JH |
3028 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
3029 | &addr->bdaddr); | |
604086b7 | 3030 | |
a664b5bc JH |
3031 | if (err < 0) |
3032 | mgmt_pending_remove(cmd); | |
a5c29683 | 3033 | |
0df4c185 | 3034 | done: |
09fd0de5 | 3035 | hci_dev_unlock(hdev); |
a5c29683 JH |
3036 | return err; |
3037 | } | |
3038 | ||
afeb019d JK |
3039 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
3040 | void *data, u16 len) | |
3041 | { | |
3042 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
3043 | ||
3044 | BT_DBG(""); | |
3045 | ||
1707c60e | 3046 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
3047 | MGMT_OP_PIN_CODE_NEG_REPLY, |
3048 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
3049 | } | |
3050 | ||
04124681 GP |
3051 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3052 | u16 len) | |
0df4c185 | 3053 | { |
650f726d | 3054 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
3055 | |
3056 | BT_DBG(""); | |
3057 | ||
3058 | if (len != sizeof(*cp)) | |
bdb6d971 | 3059 | return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
04124681 | 3060 | MGMT_STATUS_INVALID_PARAMS); |
0df4c185 | 3061 | |
1707c60e | 3062 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3063 | MGMT_OP_USER_CONFIRM_REPLY, |
3064 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
3065 | } |
3066 | ||
bdb6d971 | 3067 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3068 | void *data, u16 len) |
0df4c185 | 3069 | { |
c9c2659f | 3070 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
3071 | |
3072 | BT_DBG(""); | |
3073 | ||
1707c60e | 3074 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3075 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
3076 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
3077 | } |
3078 | ||
04124681 GP |
3079 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3080 | u16 len) | |
604086b7 | 3081 | { |
650f726d | 3082 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
3083 | |
3084 | BT_DBG(""); | |
3085 | ||
1707c60e | 3086 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3087 | MGMT_OP_USER_PASSKEY_REPLY, |
3088 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
3089 | } |
3090 | ||
bdb6d971 | 3091 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3092 | void *data, u16 len) |
604086b7 | 3093 | { |
650f726d | 3094 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
3095 | |
3096 | BT_DBG(""); | |
3097 | ||
1707c60e | 3098 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3099 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
3100 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
3101 | } |
3102 | ||
13928971 | 3103 | static void update_name(struct hci_request *req) |
2b4bf397 | 3104 | { |
13928971 | 3105 | struct hci_dev *hdev = req->hdev; |
2b4bf397 JH |
3106 | struct hci_cp_write_local_name cp; |
3107 | ||
13928971 | 3108 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
2b4bf397 | 3109 | |
890ea898 | 3110 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
2b4bf397 JH |
3111 | } |
3112 | ||
13928971 JH |
3113 | static void set_name_complete(struct hci_dev *hdev, u8 status) |
3114 | { | |
3115 | struct mgmt_cp_set_local_name *cp; | |
3116 | struct pending_cmd *cmd; | |
3117 | ||
3118 | BT_DBG("status 0x%02x", status); | |
3119 | ||
3120 | hci_dev_lock(hdev); | |
3121 | ||
3122 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); | |
3123 | if (!cmd) | |
3124 | goto unlock; | |
3125 | ||
3126 | cp = cmd->param; | |
3127 | ||
3128 | if (status) | |
3129 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, | |
3130 | mgmt_status(status)); | |
3131 | else | |
3132 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3133 | cp, sizeof(*cp)); | |
3134 | ||
3135 | mgmt_pending_remove(cmd); | |
3136 | ||
3137 | unlock: | |
3138 | hci_dev_unlock(hdev); | |
3139 | } | |
3140 | ||
bdb6d971 | 3141 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3142 | u16 len) |
b312b161 | 3143 | { |
2b4bf397 | 3144 | struct mgmt_cp_set_local_name *cp = data; |
b312b161 | 3145 | struct pending_cmd *cmd; |
890ea898 | 3146 | struct hci_request req; |
b312b161 JH |
3147 | int err; |
3148 | ||
3149 | BT_DBG(""); | |
3150 | ||
09fd0de5 | 3151 | hci_dev_lock(hdev); |
b312b161 | 3152 | |
b3f2ca94 JH |
3153 | /* If the old values are the same as the new ones just return a |
3154 | * direct command complete event. | |
3155 | */ | |
3156 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
3157 | !memcmp(hdev->short_name, cp->short_name, | |
3158 | sizeof(hdev->short_name))) { | |
3159 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3160 | data, len); | |
3161 | goto failed; | |
3162 | } | |
3163 | ||
2b4bf397 | 3164 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 3165 | |
b5235a65 | 3166 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 3167 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde JH |
3168 | |
3169 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
04124681 | 3170 | data, len); |
28cc7bde JH |
3171 | if (err < 0) |
3172 | goto failed; | |
3173 | ||
3174 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, | |
04124681 | 3175 | sk); |
28cc7bde | 3176 | |
b5235a65 JH |
3177 | goto failed; |
3178 | } | |
3179 | ||
28cc7bde | 3180 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3181 | if (!cmd) { |
3182 | err = -ENOMEM; | |
3183 | goto failed; | |
3184 | } | |
3185 | ||
13928971 JH |
3186 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3187 | ||
890ea898 | 3188 | hci_req_init(&req, hdev); |
3f985050 JH |
3189 | |
3190 | if (lmp_bredr_capable(hdev)) { | |
3191 | update_name(&req); | |
3192 | update_eir(&req); | |
3193 | } | |
3194 | ||
7a5f4990 MH |
3195 | /* The name is stored in the scan response data and so |
3196 | * no need to udpate the advertising data here. | |
3197 | */ | |
3f985050 | 3198 | if (lmp_le_capable(hdev)) |
7a5f4990 | 3199 | update_scan_rsp_data(&req); |
3f985050 | 3200 | |
13928971 | 3201 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3202 | if (err < 0) |
3203 | mgmt_pending_remove(cmd); | |
3204 | ||
3205 | failed: | |
09fd0de5 | 3206 | hci_dev_unlock(hdev); |
b312b161 JH |
3207 | return err; |
3208 | } | |
3209 | ||
0f4e68cf | 3210 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3211 | void *data, u16 data_len) |
c35938b2 | 3212 | { |
c35938b2 SJ |
3213 | struct pending_cmd *cmd; |
3214 | int err; | |
3215 | ||
bdb6d971 | 3216 | BT_DBG("%s", hdev->name); |
c35938b2 | 3217 | |
09fd0de5 | 3218 | hci_dev_lock(hdev); |
c35938b2 | 3219 | |
4b34ee78 | 3220 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3221 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3222 | MGMT_STATUS_NOT_POWERED); |
c35938b2 SJ |
3223 | goto unlock; |
3224 | } | |
3225 | ||
9a1a1996 | 3226 | if (!lmp_ssp_capable(hdev)) { |
bdb6d971 | 3227 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3228 | MGMT_STATUS_NOT_SUPPORTED); |
c35938b2 SJ |
3229 | goto unlock; |
3230 | } | |
3231 | ||
2e58ef3e | 3232 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
bdb6d971 | 3233 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3234 | MGMT_STATUS_BUSY); |
c35938b2 SJ |
3235 | goto unlock; |
3236 | } | |
3237 | ||
2e58ef3e | 3238 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3239 | if (!cmd) { |
3240 | err = -ENOMEM; | |
3241 | goto unlock; | |
3242 | } | |
3243 | ||
4d2d2796 MH |
3244 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
3245 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_EXT_DATA, | |
3246 | 0, NULL); | |
3247 | else | |
3248 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
3249 | ||
c35938b2 SJ |
3250 | if (err < 0) |
3251 | mgmt_pending_remove(cmd); | |
3252 | ||
3253 | unlock: | |
09fd0de5 | 3254 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3255 | return err; |
3256 | } | |
3257 | ||
bdb6d971 | 3258 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3259 | void *data, u16 len) |
2763eda6 | 3260 | { |
2763eda6 SJ |
3261 | int err; |
3262 | ||
bdb6d971 | 3263 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3264 | |
09fd0de5 | 3265 | hci_dev_lock(hdev); |
2763eda6 | 3266 | |
ec109113 MH |
3267 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
3268 | struct mgmt_cp_add_remote_oob_data *cp = data; | |
3269 | u8 status; | |
bf1e3541 | 3270 | |
ec109113 MH |
3271 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
3272 | cp->hash, cp->randomizer); | |
3273 | if (err < 0) | |
3274 | status = MGMT_STATUS_FAILED; | |
3275 | else | |
3276 | status = MGMT_STATUS_SUCCESS; | |
3277 | ||
3278 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3279 | status, &cp->addr, sizeof(cp->addr)); | |
3280 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { | |
3281 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; | |
3282 | u8 status; | |
3283 | ||
3284 | err = hci_add_remote_oob_ext_data(hdev, &cp->addr.bdaddr, | |
3285 | cp->hash192, | |
3286 | cp->randomizer192, | |
3287 | cp->hash256, | |
3288 | cp->randomizer256); | |
3289 | if (err < 0) | |
3290 | status = MGMT_STATUS_FAILED; | |
3291 | else | |
3292 | status = MGMT_STATUS_SUCCESS; | |
3293 | ||
3294 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3295 | status, &cp->addr, sizeof(cp->addr)); | |
3296 | } else { | |
3297 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); | |
3298 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3299 | MGMT_STATUS_INVALID_PARAMS); | |
3300 | } | |
2763eda6 | 3301 | |
09fd0de5 | 3302 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3303 | return err; |
3304 | } | |
3305 | ||
bdb6d971 | 3306 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3307 | void *data, u16 len) |
2763eda6 | 3308 | { |
650f726d | 3309 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3310 | u8 status; |
2763eda6 SJ |
3311 | int err; |
3312 | ||
bdb6d971 | 3313 | BT_DBG("%s", hdev->name); |
2763eda6 | 3314 | |
09fd0de5 | 3315 | hci_dev_lock(hdev); |
2763eda6 | 3316 | |
664ce4cc | 3317 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr); |
2763eda6 | 3318 | if (err < 0) |
bf1e3541 | 3319 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3320 | else |
a6785be2 | 3321 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3322 | |
bdb6d971 | 3323 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
04124681 | 3324 | status, &cp->addr, sizeof(cp->addr)); |
2763eda6 | 3325 | |
09fd0de5 | 3326 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3327 | return err; |
3328 | } | |
3329 | ||
41dc2bd6 AG |
3330 | static int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status) |
3331 | { | |
3332 | struct pending_cmd *cmd; | |
3333 | u8 type; | |
3334 | int err; | |
3335 | ||
3336 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3337 | ||
3338 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); | |
3339 | if (!cmd) | |
3340 | return -ENOENT; | |
3341 | ||
3342 | type = hdev->discovery.type; | |
3343 | ||
3344 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3345 | &type, sizeof(type)); | |
3346 | mgmt_pending_remove(cmd); | |
3347 | ||
3348 | return err; | |
3349 | } | |
3350 | ||
7c307720 AG |
3351 | static void start_discovery_complete(struct hci_dev *hdev, u8 status) |
3352 | { | |
ae55f598 LR |
3353 | unsigned long timeout = 0; |
3354 | ||
7c307720 AG |
3355 | BT_DBG("status %d", status); |
3356 | ||
3357 | if (status) { | |
3358 | hci_dev_lock(hdev); | |
3359 | mgmt_start_discovery_failed(hdev, status); | |
3360 | hci_dev_unlock(hdev); | |
3361 | return; | |
3362 | } | |
3363 | ||
3364 | hci_dev_lock(hdev); | |
3365 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); | |
3366 | hci_dev_unlock(hdev); | |
3367 | ||
3368 | switch (hdev->discovery.type) { | |
3369 | case DISCOV_TYPE_LE: | |
3d5a76f0 | 3370 | timeout = msecs_to_jiffies(DISCOV_LE_TIMEOUT); |
7c307720 AG |
3371 | break; |
3372 | ||
3373 | case DISCOV_TYPE_INTERLEAVED: | |
b9a7a61e | 3374 | timeout = msecs_to_jiffies(hdev->discov_interleaved_timeout); |
7c307720 AG |
3375 | break; |
3376 | ||
3377 | case DISCOV_TYPE_BREDR: | |
3378 | break; | |
3379 | ||
3380 | default: | |
3381 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); | |
3382 | } | |
ae55f598 LR |
3383 | |
3384 | if (!timeout) | |
3385 | return; | |
3386 | ||
3387 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, timeout); | |
7c307720 AG |
3388 | } |
3389 | ||
bdb6d971 | 3390 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3391 | void *data, u16 len) |
14a53664 | 3392 | { |
650f726d | 3393 | struct mgmt_cp_start_discovery *cp = data; |
14a53664 | 3394 | struct pending_cmd *cmd; |
7c307720 AG |
3395 | struct hci_cp_le_set_scan_param param_cp; |
3396 | struct hci_cp_le_set_scan_enable enable_cp; | |
3397 | struct hci_cp_inquiry inq_cp; | |
3398 | struct hci_request req; | |
3399 | /* General inquiry access code (GIAC) */ | |
3400 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
d9483943 | 3401 | u8 status, own_addr_type; |
14a53664 JH |
3402 | int err; |
3403 | ||
bdb6d971 | 3404 | BT_DBG("%s", hdev->name); |
14a53664 | 3405 | |
09fd0de5 | 3406 | hci_dev_lock(hdev); |
14a53664 | 3407 | |
4b34ee78 | 3408 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3409 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3410 | MGMT_STATUS_NOT_POWERED); |
bd2d1334 JH |
3411 | goto failed; |
3412 | } | |
3413 | ||
642be6c7 AG |
3414 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) { |
3415 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3416 | MGMT_STATUS_BUSY); | |
3417 | goto failed; | |
3418 | } | |
3419 | ||
ff9ef578 | 3420 | if (hdev->discovery.state != DISCOVERY_STOPPED) { |
bdb6d971 | 3421 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3422 | MGMT_STATUS_BUSY); |
ff9ef578 JH |
3423 | goto failed; |
3424 | } | |
3425 | ||
2e58ef3e | 3426 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3427 | if (!cmd) { |
3428 | err = -ENOMEM; | |
3429 | goto failed; | |
3430 | } | |
3431 | ||
4aab14e5 AG |
3432 | hdev->discovery.type = cp->type; |
3433 | ||
7c307720 AG |
3434 | hci_req_init(&req, hdev); |
3435 | ||
4aab14e5 | 3436 | switch (hdev->discovery.type) { |
f39799f5 | 3437 | case DISCOV_TYPE_BREDR: |
e6fe7986 JH |
3438 | status = mgmt_bredr_support(hdev); |
3439 | if (status) { | |
04106755 | 3440 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3441 | status); |
04106755 JH |
3442 | mgmt_pending_remove(cmd); |
3443 | goto failed; | |
3444 | } | |
3445 | ||
7c307720 AG |
3446 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3447 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3448 | MGMT_STATUS_BUSY); | |
3449 | mgmt_pending_remove(cmd); | |
3450 | goto failed; | |
3451 | } | |
3452 | ||
3453 | hci_inquiry_cache_flush(hdev); | |
3454 | ||
3455 | memset(&inq_cp, 0, sizeof(inq_cp)); | |
3456 | memcpy(&inq_cp.lap, lap, sizeof(inq_cp.lap)); | |
0d8cc935 | 3457 | inq_cp.length = DISCOV_BREDR_INQUIRY_LEN; |
7c307720 | 3458 | hci_req_add(&req, HCI_OP_INQUIRY, sizeof(inq_cp), &inq_cp); |
f39799f5 AG |
3459 | break; |
3460 | ||
3461 | case DISCOV_TYPE_LE: | |
7c307720 | 3462 | case DISCOV_TYPE_INTERLEAVED: |
e6fe7986 JH |
3463 | status = mgmt_le_support(hdev); |
3464 | if (status) { | |
04106755 | 3465 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3466 | status); |
04106755 JH |
3467 | mgmt_pending_remove(cmd); |
3468 | goto failed; | |
3469 | } | |
3470 | ||
7c307720 | 3471 | if (hdev->discovery.type == DISCOV_TYPE_INTERLEAVED && |
56f87901 | 3472 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
04106755 JH |
3473 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3474 | MGMT_STATUS_NOT_SUPPORTED); | |
3475 | mgmt_pending_remove(cmd); | |
3476 | goto failed; | |
3477 | } | |
3478 | ||
f3d3444a | 3479 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
7c307720 AG |
3480 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3481 | MGMT_STATUS_REJECTED); | |
3482 | mgmt_pending_remove(cmd); | |
3483 | goto failed; | |
3484 | } | |
3485 | ||
c54c3860 AG |
3486 | /* If controller is scanning, it means the background scanning |
3487 | * is running. Thus, we should temporarily stop it in order to | |
3488 | * set the discovery scanning parameters. | |
3489 | */ | |
3490 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) | |
3491 | hci_req_add_le_scan_disable(&req); | |
7c307720 AG |
3492 | |
3493 | memset(¶m_cp, 0, sizeof(param_cp)); | |
d9483943 | 3494 | |
94b1fc92 MH |
3495 | /* All active scans will be done with either a resolvable |
3496 | * private address (when privacy feature has been enabled) | |
3497 | * or unresolvable private address. | |
3498 | */ | |
3499 | err = hci_update_random_address(&req, true, &own_addr_type); | |
d9483943 JH |
3500 | if (err < 0) { |
3501 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3502 | MGMT_STATUS_FAILED); | |
3503 | mgmt_pending_remove(cmd); | |
3504 | goto failed; | |
3505 | } | |
3506 | ||
7c307720 | 3507 | param_cp.type = LE_SCAN_ACTIVE; |
0d8cc935 AG |
3508 | param_cp.interval = cpu_to_le16(DISCOV_LE_SCAN_INT); |
3509 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); | |
d9483943 | 3510 | param_cp.own_address_type = own_addr_type; |
7c307720 AG |
3511 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
3512 | ¶m_cp); | |
3513 | ||
3514 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
3515 | enable_cp.enable = LE_SCAN_ENABLE; | |
3516 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; | |
3517 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), | |
3518 | &enable_cp); | |
5e0452c0 AG |
3519 | break; |
3520 | ||
f39799f5 | 3521 | default: |
04106755 JH |
3522 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3523 | MGMT_STATUS_INVALID_PARAMS); | |
3524 | mgmt_pending_remove(cmd); | |
3525 | goto failed; | |
f39799f5 | 3526 | } |
3fd24153 | 3527 | |
7c307720 | 3528 | err = hci_req_run(&req, start_discovery_complete); |
14a53664 JH |
3529 | if (err < 0) |
3530 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3531 | else |
3532 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
3533 | |
3534 | failed: | |
09fd0de5 | 3535 | hci_dev_unlock(hdev); |
14a53664 JH |
3536 | return err; |
3537 | } | |
3538 | ||
1183fdca AG |
3539 | static int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status) |
3540 | { | |
3541 | struct pending_cmd *cmd; | |
3542 | int err; | |
3543 | ||
3544 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); | |
3545 | if (!cmd) | |
3546 | return -ENOENT; | |
3547 | ||
3548 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3549 | &hdev->discovery.type, sizeof(hdev->discovery.type)); | |
3550 | mgmt_pending_remove(cmd); | |
3551 | ||
3552 | return err; | |
3553 | } | |
3554 | ||
0e05bba6 AG |
3555 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status) |
3556 | { | |
3557 | BT_DBG("status %d", status); | |
3558 | ||
3559 | hci_dev_lock(hdev); | |
3560 | ||
3561 | if (status) { | |
3562 | mgmt_stop_discovery_failed(hdev, status); | |
3563 | goto unlock; | |
3564 | } | |
3565 | ||
3566 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3567 | ||
3568 | unlock: | |
3569 | hci_dev_unlock(hdev); | |
3570 | } | |
3571 | ||
bdb6d971 | 3572 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3573 | u16 len) |
14a53664 | 3574 | { |
d930650b | 3575 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
14a53664 | 3576 | struct pending_cmd *cmd; |
30dc78e1 JH |
3577 | struct hci_cp_remote_name_req_cancel cp; |
3578 | struct inquiry_entry *e; | |
0e05bba6 | 3579 | struct hci_request req; |
14a53664 JH |
3580 | int err; |
3581 | ||
bdb6d971 | 3582 | BT_DBG("%s", hdev->name); |
14a53664 | 3583 | |
09fd0de5 | 3584 | hci_dev_lock(hdev); |
14a53664 | 3585 | |
30dc78e1 | 3586 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 3587 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3588 | MGMT_STATUS_REJECTED, &mgmt_cp->type, |
3589 | sizeof(mgmt_cp->type)); | |
d930650b JH |
3590 | goto unlock; |
3591 | } | |
3592 | ||
3593 | if (hdev->discovery.type != mgmt_cp->type) { | |
bdb6d971 | 3594 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3595 | MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type, |
3596 | sizeof(mgmt_cp->type)); | |
30dc78e1 | 3597 | goto unlock; |
ff9ef578 JH |
3598 | } |
3599 | ||
2e58ef3e | 3600 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3601 | if (!cmd) { |
3602 | err = -ENOMEM; | |
30dc78e1 JH |
3603 | goto unlock; |
3604 | } | |
3605 | ||
0e05bba6 AG |
3606 | hci_req_init(&req, hdev); |
3607 | ||
e0d9727e AG |
3608 | switch (hdev->discovery.state) { |
3609 | case DISCOVERY_FINDING: | |
0e05bba6 AG |
3610 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3611 | hci_req_add(&req, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
3612 | } else { | |
3613 | cancel_delayed_work(&hdev->le_scan_disable); | |
3614 | ||
b1efcc28 | 3615 | hci_req_add_le_scan_disable(&req); |
0e05bba6 | 3616 | } |
c9ecc48e | 3617 | |
e0d9727e AG |
3618 | break; |
3619 | ||
3620 | case DISCOVERY_RESOLVING: | |
3621 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, | |
8ce8e2b5 | 3622 | NAME_PENDING); |
e0d9727e | 3623 | if (!e) { |
30dc78e1 | 3624 | mgmt_pending_remove(cmd); |
e0d9727e AG |
3625 | err = cmd_complete(sk, hdev->id, |
3626 | MGMT_OP_STOP_DISCOVERY, 0, | |
3627 | &mgmt_cp->type, | |
3628 | sizeof(mgmt_cp->type)); | |
3629 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3630 | goto unlock; | |
3631 | } | |
30dc78e1 | 3632 | |
e0d9727e | 3633 | bacpy(&cp.bdaddr, &e->data.bdaddr); |
0e05bba6 AG |
3634 | hci_req_add(&req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), |
3635 | &cp); | |
e0d9727e AG |
3636 | |
3637 | break; | |
3638 | ||
3639 | default: | |
3640 | BT_DBG("unknown discovery state %u", hdev->discovery.state); | |
0e05bba6 AG |
3641 | |
3642 | mgmt_pending_remove(cmd); | |
3643 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, | |
3644 | MGMT_STATUS_FAILED, &mgmt_cp->type, | |
3645 | sizeof(mgmt_cp->type)); | |
3646 | goto unlock; | |
14a53664 JH |
3647 | } |
3648 | ||
0e05bba6 | 3649 | err = hci_req_run(&req, stop_discovery_complete); |
14a53664 JH |
3650 | if (err < 0) |
3651 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3652 | else |
3653 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
14a53664 | 3654 | |
30dc78e1 | 3655 | unlock: |
09fd0de5 | 3656 | hci_dev_unlock(hdev); |
14a53664 JH |
3657 | return err; |
3658 | } | |
3659 | ||
bdb6d971 | 3660 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3661 | u16 len) |
561aafbc | 3662 | { |
650f726d | 3663 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 3664 | struct inquiry_entry *e; |
561aafbc JH |
3665 | int err; |
3666 | ||
bdb6d971 | 3667 | BT_DBG("%s", hdev->name); |
561aafbc | 3668 | |
561aafbc JH |
3669 | hci_dev_lock(hdev); |
3670 | ||
30dc78e1 | 3671 | if (!hci_discovery_active(hdev)) { |
d3a2541d LR |
3672 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3673 | MGMT_STATUS_FAILED, &cp->addr, | |
3674 | sizeof(cp->addr)); | |
30dc78e1 JH |
3675 | goto failed; |
3676 | } | |
3677 | ||
a198e7b1 | 3678 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 3679 | if (!e) { |
d3a2541d LR |
3680 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3681 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, | |
3682 | sizeof(cp->addr)); | |
561aafbc JH |
3683 | goto failed; |
3684 | } | |
3685 | ||
3686 | if (cp->name_known) { | |
3687 | e->name_state = NAME_KNOWN; | |
3688 | list_del(&e->list); | |
3689 | } else { | |
3690 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 3691 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
3692 | } |
3693 | ||
e384662b JH |
3694 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr, |
3695 | sizeof(cp->addr)); | |
561aafbc JH |
3696 | |
3697 | failed: | |
3698 | hci_dev_unlock(hdev); | |
561aafbc JH |
3699 | return err; |
3700 | } | |
3701 | ||
bdb6d971 | 3702 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3703 | u16 len) |
7fbec224 | 3704 | { |
650f726d | 3705 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 3706 | u8 status; |
7fbec224 AJ |
3707 | int err; |
3708 | ||
bdb6d971 | 3709 | BT_DBG("%s", hdev->name); |
7fbec224 | 3710 | |
4ee71b20 | 3711 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3712 | return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
3713 | MGMT_STATUS_INVALID_PARAMS, | |
3714 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3715 | |
09fd0de5 | 3716 | hci_dev_lock(hdev); |
5e762444 | 3717 | |
88c1fe4b | 3718 | err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3719 | if (err < 0) |
f0eeea8b | 3720 | status = MGMT_STATUS_FAILED; |
7fbec224 | 3721 | else |
a6785be2 | 3722 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3723 | |
bdb6d971 | 3724 | err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
04124681 | 3725 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3726 | |
09fd0de5 | 3727 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3728 | |
3729 | return err; | |
3730 | } | |
3731 | ||
bdb6d971 | 3732 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3733 | u16 len) |
7fbec224 | 3734 | { |
650f726d | 3735 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 3736 | u8 status; |
7fbec224 AJ |
3737 | int err; |
3738 | ||
bdb6d971 | 3739 | BT_DBG("%s", hdev->name); |
7fbec224 | 3740 | |
4ee71b20 | 3741 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3742 | return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
3743 | MGMT_STATUS_INVALID_PARAMS, | |
3744 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3745 | |
09fd0de5 | 3746 | hci_dev_lock(hdev); |
5e762444 | 3747 | |
88c1fe4b | 3748 | err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3749 | if (err < 0) |
f0eeea8b | 3750 | status = MGMT_STATUS_INVALID_PARAMS; |
7fbec224 | 3751 | else |
a6785be2 | 3752 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3753 | |
bdb6d971 | 3754 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
04124681 | 3755 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3756 | |
09fd0de5 | 3757 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3758 | |
3759 | return err; | |
3760 | } | |
3761 | ||
cdbaccca MH |
3762 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
3763 | u16 len) | |
3764 | { | |
3765 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 3766 | struct hci_request req; |
cdbaccca | 3767 | int err; |
c72d4b8a | 3768 | __u16 source; |
cdbaccca MH |
3769 | |
3770 | BT_DBG("%s", hdev->name); | |
3771 | ||
c72d4b8a SJ |
3772 | source = __le16_to_cpu(cp->source); |
3773 | ||
3774 | if (source > 0x0002) | |
3775 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, | |
3776 | MGMT_STATUS_INVALID_PARAMS); | |
3777 | ||
cdbaccca MH |
3778 | hci_dev_lock(hdev); |
3779 | ||
c72d4b8a | 3780 | hdev->devid_source = source; |
cdbaccca MH |
3781 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
3782 | hdev->devid_product = __le16_to_cpu(cp->product); | |
3783 | hdev->devid_version = __le16_to_cpu(cp->version); | |
3784 | ||
3785 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0); | |
3786 | ||
890ea898 JH |
3787 | hci_req_init(&req, hdev); |
3788 | update_eir(&req); | |
3789 | hci_req_run(&req, NULL); | |
cdbaccca MH |
3790 | |
3791 | hci_dev_unlock(hdev); | |
3792 | ||
3793 | return err; | |
3794 | } | |
3795 | ||
4375f103 JH |
3796 | static void set_advertising_complete(struct hci_dev *hdev, u8 status) |
3797 | { | |
3798 | struct cmd_lookup match = { NULL, hdev }; | |
3799 | ||
3800 | if (status) { | |
3801 | u8 mgmt_err = mgmt_status(status); | |
3802 | ||
3803 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
3804 | cmd_status_rsp, &mgmt_err); | |
3805 | return; | |
3806 | } | |
3807 | ||
3808 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, | |
3809 | &match); | |
3810 | ||
3811 | new_settings(hdev, match.sk); | |
3812 | ||
3813 | if (match.sk) | |
3814 | sock_put(match.sk); | |
3815 | } | |
3816 | ||
21b5187f MH |
3817 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
3818 | u16 len) | |
4375f103 JH |
3819 | { |
3820 | struct mgmt_mode *cp = data; | |
3821 | struct pending_cmd *cmd; | |
3822 | struct hci_request req; | |
e6fe7986 | 3823 | u8 val, enabled, status; |
4375f103 JH |
3824 | int err; |
3825 | ||
3826 | BT_DBG("request for %s", hdev->name); | |
3827 | ||
e6fe7986 JH |
3828 | status = mgmt_le_support(hdev); |
3829 | if (status) | |
4375f103 | 3830 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
e6fe7986 | 3831 | status); |
4375f103 JH |
3832 | |
3833 | if (cp->val != 0x00 && cp->val != 0x01) | |
3834 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
3835 | MGMT_STATUS_INVALID_PARAMS); | |
3836 | ||
3837 | hci_dev_lock(hdev); | |
3838 | ||
3839 | val = !!cp->val; | |
f3d3444a | 3840 | enabled = test_bit(HCI_ADVERTISING, &hdev->dev_flags); |
4375f103 | 3841 | |
f74ca9b8 JH |
3842 | /* The following conditions are ones which mean that we should |
3843 | * not do any HCI communication but directly send a mgmt | |
3844 | * response to user space (after toggling the flag if | |
3845 | * necessary). | |
3846 | */ | |
3847 | if (!hdev_is_powered(hdev) || val == enabled || | |
b145edcd | 3848 | hci_conn_num(hdev, LE_LINK) > 0) { |
4375f103 JH |
3849 | bool changed = false; |
3850 | ||
f3d3444a JH |
3851 | if (val != test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
3852 | change_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4375f103 JH |
3853 | changed = true; |
3854 | } | |
3855 | ||
3856 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
3857 | if (err < 0) | |
3858 | goto unlock; | |
3859 | ||
3860 | if (changed) | |
3861 | err = new_settings(hdev, sk); | |
3862 | ||
3863 | goto unlock; | |
3864 | } | |
3865 | ||
3866 | if (mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev) || | |
3867 | mgmt_pending_find(MGMT_OP_SET_LE, hdev)) { | |
3868 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
3869 | MGMT_STATUS_BUSY); | |
3870 | goto unlock; | |
3871 | } | |
3872 | ||
3873 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
3874 | if (!cmd) { | |
3875 | err = -ENOMEM; | |
3876 | goto unlock; | |
3877 | } | |
3878 | ||
3879 | hci_req_init(&req, hdev); | |
3880 | ||
bba3aa55 MH |
3881 | if (val) |
3882 | enable_advertising(&req); | |
3883 | else | |
3884 | disable_advertising(&req); | |
4375f103 JH |
3885 | |
3886 | err = hci_req_run(&req, set_advertising_complete); | |
3887 | if (err < 0) | |
3888 | mgmt_pending_remove(cmd); | |
3889 | ||
3890 | unlock: | |
3891 | hci_dev_unlock(hdev); | |
3892 | return err; | |
3893 | } | |
3894 | ||
d13eafce MH |
3895 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
3896 | void *data, u16 len) | |
3897 | { | |
3898 | struct mgmt_cp_set_static_address *cp = data; | |
3899 | int err; | |
3900 | ||
3901 | BT_DBG("%s", hdev->name); | |
3902 | ||
62af4443 | 3903 | if (!lmp_le_capable(hdev)) |
d13eafce | 3904 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
62af4443 | 3905 | MGMT_STATUS_NOT_SUPPORTED); |
d13eafce MH |
3906 | |
3907 | if (hdev_is_powered(hdev)) | |
3908 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, | |
3909 | MGMT_STATUS_REJECTED); | |
3910 | ||
3911 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
3912 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
3913 | return cmd_status(sk, hdev->id, | |
3914 | MGMT_OP_SET_STATIC_ADDRESS, | |
3915 | MGMT_STATUS_INVALID_PARAMS); | |
3916 | ||
3917 | /* Two most significant bits shall be set */ | |
3918 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
3919 | return cmd_status(sk, hdev->id, | |
3920 | MGMT_OP_SET_STATIC_ADDRESS, | |
3921 | MGMT_STATUS_INVALID_PARAMS); | |
3922 | } | |
3923 | ||
3924 | hci_dev_lock(hdev); | |
3925 | ||
3926 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
3927 | ||
3928 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, 0, NULL, 0); | |
3929 | ||
3930 | hci_dev_unlock(hdev); | |
3931 | ||
3932 | return err; | |
3933 | } | |
3934 | ||
14b49b9a MH |
3935 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
3936 | void *data, u16 len) | |
3937 | { | |
3938 | struct mgmt_cp_set_scan_params *cp = data; | |
3939 | __u16 interval, window; | |
3940 | int err; | |
3941 | ||
3942 | BT_DBG("%s", hdev->name); | |
3943 | ||
3944 | if (!lmp_le_capable(hdev)) | |
3945 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3946 | MGMT_STATUS_NOT_SUPPORTED); | |
3947 | ||
3948 | interval = __le16_to_cpu(cp->interval); | |
3949 | ||
3950 | if (interval < 0x0004 || interval > 0x4000) | |
3951 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3952 | MGMT_STATUS_INVALID_PARAMS); | |
3953 | ||
3954 | window = __le16_to_cpu(cp->window); | |
3955 | ||
3956 | if (window < 0x0004 || window > 0x4000) | |
3957 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3958 | MGMT_STATUS_INVALID_PARAMS); | |
3959 | ||
899e1075 MH |
3960 | if (window > interval) |
3961 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3962 | MGMT_STATUS_INVALID_PARAMS); | |
3963 | ||
14b49b9a MH |
3964 | hci_dev_lock(hdev); |
3965 | ||
3966 | hdev->le_scan_interval = interval; | |
3967 | hdev->le_scan_window = window; | |
3968 | ||
3969 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, NULL, 0); | |
3970 | ||
dd2ef8e2 AG |
3971 | /* If background scan is running, restart it so new parameters are |
3972 | * loaded. | |
3973 | */ | |
3974 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags) && | |
3975 | hdev->discovery.state == DISCOVERY_STOPPED) { | |
3976 | struct hci_request req; | |
3977 | ||
3978 | hci_req_init(&req, hdev); | |
3979 | ||
3980 | hci_req_add_le_scan_disable(&req); | |
3981 | hci_req_add_le_passive_scan(&req); | |
3982 | ||
3983 | hci_req_run(&req, NULL); | |
3984 | } | |
3985 | ||
14b49b9a MH |
3986 | hci_dev_unlock(hdev); |
3987 | ||
3988 | return err; | |
3989 | } | |
3990 | ||
33e38b3e JH |
3991 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status) |
3992 | { | |
3993 | struct pending_cmd *cmd; | |
3994 | ||
3995 | BT_DBG("status 0x%02x", status); | |
3996 | ||
3997 | hci_dev_lock(hdev); | |
3998 | ||
3999 | cmd = mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); | |
4000 | if (!cmd) | |
4001 | goto unlock; | |
4002 | ||
4003 | if (status) { | |
4004 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4005 | mgmt_status(status)); | |
4006 | } else { | |
1a4d3c4b JH |
4007 | struct mgmt_mode *cp = cmd->param; |
4008 | ||
4009 | if (cp->val) | |
4010 | set_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4011 | else | |
4012 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4013 | ||
33e38b3e JH |
4014 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
4015 | new_settings(hdev, cmd->sk); | |
4016 | } | |
4017 | ||
4018 | mgmt_pending_remove(cmd); | |
4019 | ||
4020 | unlock: | |
4021 | hci_dev_unlock(hdev); | |
4022 | } | |
4023 | ||
bdb6d971 | 4024 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4025 | void *data, u16 len) |
f6422ec6 | 4026 | { |
650f726d | 4027 | struct mgmt_mode *cp = data; |
33e38b3e JH |
4028 | struct pending_cmd *cmd; |
4029 | struct hci_request req; | |
f6422ec6 AJ |
4030 | int err; |
4031 | ||
bdb6d971 | 4032 | BT_DBG("%s", hdev->name); |
f6422ec6 | 4033 | |
56f87901 JH |
4034 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags) || |
4035 | hdev->hci_ver < BLUETOOTH_VER_1_2) | |
33c525c0 JH |
4036 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4037 | MGMT_STATUS_NOT_SUPPORTED); | |
4038 | ||
a7e80f25 JH |
4039 | if (cp->val != 0x00 && cp->val != 0x01) |
4040 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4041 | MGMT_STATUS_INVALID_PARAMS); | |
4042 | ||
5400c044 | 4043 | if (!hdev_is_powered(hdev)) |
bdb6d971 | 4044 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4045 | MGMT_STATUS_NOT_POWERED); |
5400c044 JH |
4046 | |
4047 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
bdb6d971 | 4048 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4049 | MGMT_STATUS_REJECTED); |
f6422ec6 AJ |
4050 | |
4051 | hci_dev_lock(hdev); | |
4052 | ||
05cbf29f JH |
4053 | if (mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
4054 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4055 | MGMT_STATUS_BUSY); | |
4056 | goto unlock; | |
4057 | } | |
4058 | ||
1a4d3c4b JH |
4059 | if (!!cp->val == test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) { |
4060 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, | |
4061 | hdev); | |
4062 | goto unlock; | |
4063 | } | |
4064 | ||
33e38b3e JH |
4065 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
4066 | data, len); | |
4067 | if (!cmd) { | |
4068 | err = -ENOMEM; | |
4069 | goto unlock; | |
f6422ec6 AJ |
4070 | } |
4071 | ||
33e38b3e JH |
4072 | hci_req_init(&req, hdev); |
4073 | ||
406d7804 | 4074 | write_fast_connectable(&req, cp->val); |
33e38b3e JH |
4075 | |
4076 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 4077 | if (err < 0) { |
bdb6d971 | 4078 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4079 | MGMT_STATUS_FAILED); |
33e38b3e | 4080 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
4081 | } |
4082 | ||
33e38b3e | 4083 | unlock: |
f6422ec6 | 4084 | hci_dev_unlock(hdev); |
33e38b3e | 4085 | |
f6422ec6 AJ |
4086 | return err; |
4087 | } | |
4088 | ||
67e5a7a3 JH |
4089 | static void set_bredr_scan(struct hci_request *req) |
4090 | { | |
4091 | struct hci_dev *hdev = req->hdev; | |
4092 | u8 scan = 0; | |
4093 | ||
4094 | /* Ensure that fast connectable is disabled. This function will | |
4095 | * not do anything if the page scan parameters are already what | |
4096 | * they should be. | |
4097 | */ | |
4098 | write_fast_connectable(req, false); | |
4099 | ||
4100 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
4101 | scan |= SCAN_PAGE; | |
4102 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
4103 | scan |= SCAN_INQUIRY; | |
4104 | ||
4105 | if (scan) | |
4106 | hci_req_add(req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
4107 | } | |
4108 | ||
0663ca2a JH |
4109 | static void set_bredr_complete(struct hci_dev *hdev, u8 status) |
4110 | { | |
4111 | struct pending_cmd *cmd; | |
4112 | ||
4113 | BT_DBG("status 0x%02x", status); | |
4114 | ||
4115 | hci_dev_lock(hdev); | |
4116 | ||
4117 | cmd = mgmt_pending_find(MGMT_OP_SET_BREDR, hdev); | |
4118 | if (!cmd) | |
4119 | goto unlock; | |
4120 | ||
4121 | if (status) { | |
4122 | u8 mgmt_err = mgmt_status(status); | |
4123 | ||
4124 | /* We need to restore the flag if related HCI commands | |
4125 | * failed. | |
4126 | */ | |
4127 | clear_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4128 | ||
4129 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
4130 | } else { | |
4131 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
4132 | new_settings(hdev, cmd->sk); | |
4133 | } | |
4134 | ||
4135 | mgmt_pending_remove(cmd); | |
4136 | ||
4137 | unlock: | |
4138 | hci_dev_unlock(hdev); | |
4139 | } | |
4140 | ||
4141 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
4142 | { | |
4143 | struct mgmt_mode *cp = data; | |
4144 | struct pending_cmd *cmd; | |
4145 | struct hci_request req; | |
4146 | int err; | |
4147 | ||
4148 | BT_DBG("request for %s", hdev->name); | |
4149 | ||
4150 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
4151 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4152 | MGMT_STATUS_NOT_SUPPORTED); | |
4153 | ||
4154 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
4155 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4156 | MGMT_STATUS_REJECTED); | |
4157 | ||
4158 | if (cp->val != 0x00 && cp->val != 0x01) | |
4159 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4160 | MGMT_STATUS_INVALID_PARAMS); | |
4161 | ||
4162 | hci_dev_lock(hdev); | |
4163 | ||
4164 | if (cp->val == test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
4165 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4166 | goto unlock; | |
4167 | } | |
4168 | ||
4169 | if (!hdev_is_powered(hdev)) { | |
4170 | if (!cp->val) { | |
0663ca2a JH |
4171 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
4172 | clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
4173 | clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags); | |
4174 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4175 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
4176 | } | |
4177 | ||
4178 | change_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4179 | ||
4180 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4181 | if (err < 0) | |
4182 | goto unlock; | |
4183 | ||
4184 | err = new_settings(hdev, sk); | |
4185 | goto unlock; | |
4186 | } | |
4187 | ||
4188 | /* Reject disabling when powered on */ | |
4189 | if (!cp->val) { | |
4190 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4191 | MGMT_STATUS_REJECTED); | |
4192 | goto unlock; | |
4193 | } | |
4194 | ||
4195 | if (mgmt_pending_find(MGMT_OP_SET_BREDR, hdev)) { | |
4196 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4197 | MGMT_STATUS_BUSY); | |
4198 | goto unlock; | |
4199 | } | |
4200 | ||
4201 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
4202 | if (!cmd) { | |
4203 | err = -ENOMEM; | |
4204 | goto unlock; | |
4205 | } | |
4206 | ||
5947f4bc | 4207 | /* We need to flip the bit already here so that update_adv_data |
0663ca2a JH |
4208 | * generates the correct flags. |
4209 | */ | |
4210 | set_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4211 | ||
4212 | hci_req_init(&req, hdev); | |
aa8af46e JH |
4213 | |
4214 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
4215 | set_bredr_scan(&req); | |
4216 | ||
f14d8f64 MH |
4217 | /* Since only the advertising data flags will change, there |
4218 | * is no need to update the scan response data. | |
4219 | */ | |
5947f4bc | 4220 | update_adv_data(&req); |
aa8af46e | 4221 | |
0663ca2a JH |
4222 | err = hci_req_run(&req, set_bredr_complete); |
4223 | if (err < 0) | |
4224 | mgmt_pending_remove(cmd); | |
4225 | ||
4226 | unlock: | |
4227 | hci_dev_unlock(hdev); | |
4228 | return err; | |
4229 | } | |
4230 | ||
eac83dc6 MH |
4231 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
4232 | void *data, u16 len) | |
4233 | { | |
4234 | struct mgmt_mode *cp = data; | |
4235 | struct pending_cmd *cmd; | |
0ab04a9c | 4236 | u8 val, status; |
eac83dc6 MH |
4237 | int err; |
4238 | ||
4239 | BT_DBG("request for %s", hdev->name); | |
4240 | ||
4241 | status = mgmt_bredr_support(hdev); | |
4242 | if (status) | |
4243 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4244 | status); | |
4245 | ||
5afeac14 MH |
4246 | if (!lmp_sc_capable(hdev) && |
4247 | !test_bit(HCI_FORCE_SC, &hdev->dev_flags)) | |
eac83dc6 MH |
4248 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4249 | MGMT_STATUS_NOT_SUPPORTED); | |
4250 | ||
0ab04a9c | 4251 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
eac83dc6 MH |
4252 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4253 | MGMT_STATUS_INVALID_PARAMS); | |
4254 | ||
4255 | hci_dev_lock(hdev); | |
4256 | ||
4257 | if (!hdev_is_powered(hdev)) { | |
4258 | bool changed; | |
4259 | ||
0ab04a9c | 4260 | if (cp->val) { |
eac83dc6 MH |
4261 | changed = !test_and_set_bit(HCI_SC_ENABLED, |
4262 | &hdev->dev_flags); | |
0ab04a9c MH |
4263 | if (cp->val == 0x02) |
4264 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4265 | else | |
4266 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4267 | } else { | |
eac83dc6 MH |
4268 | changed = test_and_clear_bit(HCI_SC_ENABLED, |
4269 | &hdev->dev_flags); | |
0ab04a9c MH |
4270 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
4271 | } | |
eac83dc6 MH |
4272 | |
4273 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4274 | if (err < 0) | |
4275 | goto failed; | |
4276 | ||
4277 | if (changed) | |
4278 | err = new_settings(hdev, sk); | |
4279 | ||
4280 | goto failed; | |
4281 | } | |
4282 | ||
4283 | if (mgmt_pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { | |
4284 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4285 | MGMT_STATUS_BUSY); | |
4286 | goto failed; | |
4287 | } | |
4288 | ||
0ab04a9c MH |
4289 | val = !!cp->val; |
4290 | ||
4291 | if (val == test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && | |
4292 | (cp->val == 0x02) == test_bit(HCI_SC_ONLY, &hdev->dev_flags)) { | |
eac83dc6 MH |
4293 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
4294 | goto failed; | |
4295 | } | |
4296 | ||
4297 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); | |
4298 | if (!cmd) { | |
4299 | err = -ENOMEM; | |
4300 | goto failed; | |
4301 | } | |
4302 | ||
0ab04a9c | 4303 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SC_SUPPORT, 1, &val); |
eac83dc6 MH |
4304 | if (err < 0) { |
4305 | mgmt_pending_remove(cmd); | |
4306 | goto failed; | |
4307 | } | |
4308 | ||
0ab04a9c MH |
4309 | if (cp->val == 0x02) |
4310 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4311 | else | |
4312 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4313 | ||
eac83dc6 MH |
4314 | failed: |
4315 | hci_dev_unlock(hdev); | |
4316 | return err; | |
4317 | } | |
4318 | ||
4e39ac81 MH |
4319 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
4320 | void *data, u16 len) | |
4321 | { | |
4322 | struct mgmt_mode *cp = data; | |
4323 | bool changed; | |
4324 | int err; | |
4325 | ||
4326 | BT_DBG("request for %s", hdev->name); | |
4327 | ||
4328 | if (cp->val != 0x00 && cp->val != 0x01) | |
4329 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, | |
4330 | MGMT_STATUS_INVALID_PARAMS); | |
4331 | ||
4332 | hci_dev_lock(hdev); | |
4333 | ||
4334 | if (cp->val) | |
4335 | changed = !test_and_set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); | |
4336 | else | |
4337 | changed = test_and_clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); | |
4338 | ||
4339 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); | |
4340 | if (err < 0) | |
4341 | goto unlock; | |
4342 | ||
4343 | if (changed) | |
4344 | err = new_settings(hdev, sk); | |
4345 | ||
4346 | unlock: | |
4347 | hci_dev_unlock(hdev); | |
4348 | return err; | |
4349 | } | |
4350 | ||
62b04cd1 JH |
4351 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
4352 | u16 len) | |
4353 | { | |
4354 | struct mgmt_cp_set_privacy *cp = cp_data; | |
4355 | bool changed; | |
4356 | int err; | |
4357 | ||
4358 | BT_DBG("request for %s", hdev->name); | |
4359 | ||
4360 | if (!lmp_le_capable(hdev)) | |
4361 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4362 | MGMT_STATUS_NOT_SUPPORTED); | |
4363 | ||
4364 | if (cp->privacy != 0x00 && cp->privacy != 0x01) | |
4365 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4366 | MGMT_STATUS_INVALID_PARAMS); | |
4367 | ||
4368 | if (hdev_is_powered(hdev)) | |
4369 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4370 | MGMT_STATUS_REJECTED); | |
4371 | ||
4372 | hci_dev_lock(hdev); | |
4373 | ||
c21c0ea0 JH |
4374 | /* If user space supports this command it is also expected to |
4375 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. | |
4376 | */ | |
4377 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4378 | ||
62b04cd1 JH |
4379 | if (cp->privacy) { |
4380 | changed = !test_and_set_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4381 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); | |
4382 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4383 | } else { | |
4384 | changed = test_and_clear_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4385 | memset(hdev->irk, 0, sizeof(hdev->irk)); | |
4386 | clear_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4387 | } | |
4388 | ||
4389 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); | |
4390 | if (err < 0) | |
4391 | goto unlock; | |
4392 | ||
4393 | if (changed) | |
4394 | err = new_settings(hdev, sk); | |
4395 | ||
4396 | unlock: | |
4397 | hci_dev_unlock(hdev); | |
4398 | return err; | |
4399 | } | |
4400 | ||
41edf160 JH |
4401 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
4402 | { | |
4403 | switch (irk->addr.type) { | |
4404 | case BDADDR_LE_PUBLIC: | |
4405 | return true; | |
4406 | ||
4407 | case BDADDR_LE_RANDOM: | |
4408 | /* Two most significant bits shall be set */ | |
4409 | if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4410 | return false; | |
4411 | return true; | |
4412 | } | |
4413 | ||
4414 | return false; | |
4415 | } | |
4416 | ||
4417 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, | |
4418 | u16 len) | |
4419 | { | |
4420 | struct mgmt_cp_load_irks *cp = cp_data; | |
4421 | u16 irk_count, expected_len; | |
4422 | int i, err; | |
4423 | ||
4424 | BT_DBG("request for %s", hdev->name); | |
4425 | ||
4426 | if (!lmp_le_capable(hdev)) | |
4427 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4428 | MGMT_STATUS_NOT_SUPPORTED); | |
4429 | ||
4430 | irk_count = __le16_to_cpu(cp->irk_count); | |
4431 | ||
4432 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); | |
4433 | if (expected_len != len) { | |
4434 | BT_ERR("load_irks: expected %u bytes, got %u bytes", | |
2606ecbc | 4435 | expected_len, len); |
41edf160 JH |
4436 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4437 | MGMT_STATUS_INVALID_PARAMS); | |
4438 | } | |
4439 | ||
4440 | BT_DBG("%s irk_count %u", hdev->name, irk_count); | |
4441 | ||
4442 | for (i = 0; i < irk_count; i++) { | |
4443 | struct mgmt_irk_info *key = &cp->irks[i]; | |
4444 | ||
4445 | if (!irk_is_valid(key)) | |
4446 | return cmd_status(sk, hdev->id, | |
4447 | MGMT_OP_LOAD_IRKS, | |
4448 | MGMT_STATUS_INVALID_PARAMS); | |
4449 | } | |
4450 | ||
4451 | hci_dev_lock(hdev); | |
4452 | ||
4453 | hci_smp_irks_clear(hdev); | |
4454 | ||
4455 | for (i = 0; i < irk_count; i++) { | |
4456 | struct mgmt_irk_info *irk = &cp->irks[i]; | |
4457 | u8 addr_type; | |
4458 | ||
4459 | if (irk->addr.type == BDADDR_LE_PUBLIC) | |
4460 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4461 | else | |
4462 | addr_type = ADDR_LE_DEV_RANDOM; | |
4463 | ||
4464 | hci_add_irk(hdev, &irk->addr.bdaddr, addr_type, irk->val, | |
4465 | BDADDR_ANY); | |
4466 | } | |
4467 | ||
4468 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4469 | ||
4470 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); | |
4471 | ||
4472 | hci_dev_unlock(hdev); | |
4473 | ||
4474 | return err; | |
4475 | } | |
4476 | ||
3f706b72 JH |
4477 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
4478 | { | |
4479 | if (key->master != 0x00 && key->master != 0x01) | |
4480 | return false; | |
490cb0b3 MH |
4481 | |
4482 | switch (key->addr.type) { | |
4483 | case BDADDR_LE_PUBLIC: | |
4484 | return true; | |
4485 | ||
4486 | case BDADDR_LE_RANDOM: | |
4487 | /* Two most significant bits shall be set */ | |
4488 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4489 | return false; | |
4490 | return true; | |
4491 | } | |
4492 | ||
4493 | return false; | |
3f706b72 JH |
4494 | } |
4495 | ||
bdb6d971 | 4496 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4497 | void *cp_data, u16 len) |
346af67b | 4498 | { |
346af67b VCG |
4499 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
4500 | u16 key_count, expected_len; | |
715a5bf2 | 4501 | int i, err; |
346af67b | 4502 | |
cf99ba13 MH |
4503 | BT_DBG("request for %s", hdev->name); |
4504 | ||
4505 | if (!lmp_le_capable(hdev)) | |
4506 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4507 | MGMT_STATUS_NOT_SUPPORTED); | |
4508 | ||
1f350c87 | 4509 | key_count = __le16_to_cpu(cp->key_count); |
346af67b VCG |
4510 | |
4511 | expected_len = sizeof(*cp) + key_count * | |
4512 | sizeof(struct mgmt_ltk_info); | |
4513 | if (expected_len != len) { | |
4514 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
2606ecbc | 4515 | expected_len, len); |
bdb6d971 | 4516 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
e57e619f | 4517 | MGMT_STATUS_INVALID_PARAMS); |
346af67b VCG |
4518 | } |
4519 | ||
bdb6d971 | 4520 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 4521 | |
54ad6d8a JH |
4522 | for (i = 0; i < key_count; i++) { |
4523 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
4524 | ||
3f706b72 | 4525 | if (!ltk_is_valid(key)) |
54ad6d8a JH |
4526 | return cmd_status(sk, hdev->id, |
4527 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4528 | MGMT_STATUS_INVALID_PARAMS); | |
4529 | } | |
4530 | ||
346af67b VCG |
4531 | hci_dev_lock(hdev); |
4532 | ||
4533 | hci_smp_ltks_clear(hdev); | |
4534 | ||
4535 | for (i = 0; i < key_count; i++) { | |
4536 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
79d95a19 MH |
4537 | u8 type, addr_type; |
4538 | ||
4539 | if (key->addr.type == BDADDR_LE_PUBLIC) | |
4540 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4541 | else | |
4542 | addr_type = ADDR_LE_DEV_RANDOM; | |
346af67b VCG |
4543 | |
4544 | if (key->master) | |
4545 | type = HCI_SMP_LTK; | |
4546 | else | |
4547 | type = HCI_SMP_LTK_SLAVE; | |
4548 | ||
35d70271 JH |
4549 | hci_add_ltk(hdev, &key->addr.bdaddr, addr_type, type, |
4550 | key->type, key->val, key->enc_size, key->ediv, | |
4551 | key->rand); | |
346af67b VCG |
4552 | } |
4553 | ||
715a5bf2 JH |
4554 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
4555 | NULL, 0); | |
4556 | ||
346af67b | 4557 | hci_dev_unlock(hdev); |
346af67b | 4558 | |
715a5bf2 | 4559 | return err; |
346af67b VCG |
4560 | } |
4561 | ||
dd983808 AK |
4562 | struct cmd_conn_lookup { |
4563 | struct hci_conn *conn; | |
4564 | bool valid_tx_power; | |
4565 | u8 mgmt_status; | |
4566 | }; | |
4567 | ||
4568 | static void get_conn_info_complete(struct pending_cmd *cmd, void *data) | |
4569 | { | |
4570 | struct cmd_conn_lookup *match = data; | |
4571 | struct mgmt_cp_get_conn_info *cp; | |
4572 | struct mgmt_rp_get_conn_info rp; | |
4573 | struct hci_conn *conn = cmd->user_data; | |
4574 | ||
4575 | if (conn != match->conn) | |
4576 | return; | |
4577 | ||
4578 | cp = (struct mgmt_cp_get_conn_info *) cmd->param; | |
4579 | ||
4580 | memset(&rp, 0, sizeof(rp)); | |
4581 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4582 | rp.addr.type = cp->addr.type; | |
4583 | ||
4584 | if (!match->mgmt_status) { | |
4585 | rp.rssi = conn->rssi; | |
4586 | ||
eed5daf3 | 4587 | if (match->valid_tx_power) { |
dd983808 | 4588 | rp.tx_power = conn->tx_power; |
eed5daf3 AK |
4589 | rp.max_tx_power = conn->max_tx_power; |
4590 | } else { | |
dd983808 | 4591 | rp.tx_power = HCI_TX_POWER_INVALID; |
eed5daf3 AK |
4592 | rp.max_tx_power = HCI_TX_POWER_INVALID; |
4593 | } | |
dd983808 AK |
4594 | } |
4595 | ||
4596 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, | |
4597 | match->mgmt_status, &rp, sizeof(rp)); | |
4598 | ||
4599 | hci_conn_drop(conn); | |
4600 | ||
4601 | mgmt_pending_remove(cmd); | |
4602 | } | |
4603 | ||
4604 | static void conn_info_refresh_complete(struct hci_dev *hdev, u8 status) | |
4605 | { | |
4606 | struct hci_cp_read_rssi *cp; | |
4607 | struct hci_conn *conn; | |
4608 | struct cmd_conn_lookup match; | |
4609 | u16 handle; | |
4610 | ||
4611 | BT_DBG("status 0x%02x", status); | |
4612 | ||
4613 | hci_dev_lock(hdev); | |
4614 | ||
4615 | /* TX power data is valid in case request completed successfully, | |
eed5daf3 AK |
4616 | * otherwise we assume it's not valid. At the moment we assume that |
4617 | * either both or none of current and max values are valid to keep code | |
4618 | * simple. | |
dd983808 AK |
4619 | */ |
4620 | match.valid_tx_power = !status; | |
4621 | ||
4622 | /* Commands sent in request are either Read RSSI or Read Transmit Power | |
4623 | * Level so we check which one was last sent to retrieve connection | |
4624 | * handle. Both commands have handle as first parameter so it's safe to | |
4625 | * cast data on the same command struct. | |
4626 | * | |
4627 | * First command sent is always Read RSSI and we fail only if it fails. | |
4628 | * In other case we simply override error to indicate success as we | |
4629 | * already remembered if TX power value is actually valid. | |
4630 | */ | |
4631 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); | |
4632 | if (!cp) { | |
4633 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
4634 | status = 0; | |
4635 | } | |
4636 | ||
4637 | if (!cp) { | |
4638 | BT_ERR("invalid sent_cmd in response"); | |
4639 | goto unlock; | |
4640 | } | |
4641 | ||
4642 | handle = __le16_to_cpu(cp->handle); | |
4643 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
4644 | if (!conn) { | |
4645 | BT_ERR("unknown handle (%d) in response", handle); | |
4646 | goto unlock; | |
4647 | } | |
4648 | ||
4649 | match.conn = conn; | |
4650 | match.mgmt_status = mgmt_status(status); | |
4651 | ||
4652 | /* Cache refresh is complete, now reply for mgmt request for given | |
4653 | * connection only. | |
4654 | */ | |
4655 | mgmt_pending_foreach(MGMT_OP_GET_CONN_INFO, hdev, | |
4656 | get_conn_info_complete, &match); | |
4657 | ||
4658 | unlock: | |
4659 | hci_dev_unlock(hdev); | |
4660 | } | |
4661 | ||
4662 | static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
4663 | u16 len) | |
4664 | { | |
4665 | struct mgmt_cp_get_conn_info *cp = data; | |
4666 | struct mgmt_rp_get_conn_info rp; | |
4667 | struct hci_conn *conn; | |
4668 | unsigned long conn_info_age; | |
4669 | int err = 0; | |
4670 | ||
4671 | BT_DBG("%s", hdev->name); | |
4672 | ||
4673 | memset(&rp, 0, sizeof(rp)); | |
4674 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4675 | rp.addr.type = cp->addr.type; | |
4676 | ||
4677 | if (!bdaddr_type_is_valid(cp->addr.type)) | |
4678 | return cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4679 | MGMT_STATUS_INVALID_PARAMS, | |
4680 | &rp, sizeof(rp)); | |
4681 | ||
4682 | hci_dev_lock(hdev); | |
4683 | ||
4684 | if (!hdev_is_powered(hdev)) { | |
4685 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4686 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
4687 | goto unlock; | |
4688 | } | |
4689 | ||
4690 | if (cp->addr.type == BDADDR_BREDR) | |
4691 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
4692 | &cp->addr.bdaddr); | |
4693 | else | |
4694 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
4695 | ||
4696 | if (!conn || conn->state != BT_CONNECTED) { | |
4697 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4698 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
4699 | goto unlock; | |
4700 | } | |
4701 | ||
4702 | /* To avoid client trying to guess when to poll again for information we | |
4703 | * calculate conn info age as random value between min/max set in hdev. | |
4704 | */ | |
4705 | conn_info_age = hdev->conn_info_min_age + | |
4706 | prandom_u32_max(hdev->conn_info_max_age - | |
4707 | hdev->conn_info_min_age); | |
4708 | ||
4709 | /* Query controller to refresh cached values if they are too old or were | |
4710 | * never read. | |
4711 | */ | |
f4e2dd53 AK |
4712 | if (time_after(jiffies, conn->conn_info_timestamp + |
4713 | msecs_to_jiffies(conn_info_age)) || | |
dd983808 AK |
4714 | !conn->conn_info_timestamp) { |
4715 | struct hci_request req; | |
4716 | struct hci_cp_read_tx_power req_txp_cp; | |
4717 | struct hci_cp_read_rssi req_rssi_cp; | |
4718 | struct pending_cmd *cmd; | |
4719 | ||
4720 | hci_req_init(&req, hdev); | |
4721 | req_rssi_cp.handle = cpu_to_le16(conn->handle); | |
4722 | hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), | |
4723 | &req_rssi_cp); | |
4724 | ||
f7faab0c AK |
4725 | /* For LE links TX power does not change thus we don't need to |
4726 | * query for it once value is known. | |
4727 | */ | |
4728 | if (!bdaddr_type_is_le(cp->addr.type) || | |
4729 | conn->tx_power == HCI_TX_POWER_INVALID) { | |
4730 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4731 | req_txp_cp.type = 0x00; | |
4732 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4733 | sizeof(req_txp_cp), &req_txp_cp); | |
4734 | } | |
dd983808 | 4735 | |
eed5daf3 AK |
4736 | /* Max TX power needs to be read only once per connection */ |
4737 | if (conn->max_tx_power == HCI_TX_POWER_INVALID) { | |
4738 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4739 | req_txp_cp.type = 0x01; | |
4740 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4741 | sizeof(req_txp_cp), &req_txp_cp); | |
4742 | } | |
4743 | ||
dd983808 AK |
4744 | err = hci_req_run(&req, conn_info_refresh_complete); |
4745 | if (err < 0) | |
4746 | goto unlock; | |
4747 | ||
4748 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, | |
4749 | data, len); | |
4750 | if (!cmd) { | |
4751 | err = -ENOMEM; | |
4752 | goto unlock; | |
4753 | } | |
4754 | ||
4755 | hci_conn_hold(conn); | |
4756 | cmd->user_data = conn; | |
4757 | ||
4758 | conn->conn_info_timestamp = jiffies; | |
4759 | } else { | |
4760 | /* Cache is valid, just reply with values cached in hci_conn */ | |
4761 | rp.rssi = conn->rssi; | |
4762 | rp.tx_power = conn->tx_power; | |
eed5daf3 | 4763 | rp.max_tx_power = conn->max_tx_power; |
dd983808 AK |
4764 | |
4765 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4766 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
4767 | } | |
4768 | ||
4769 | unlock: | |
4770 | hci_dev_unlock(hdev); | |
4771 | return err; | |
4772 | } | |
4773 | ||
2e3c35ea | 4774 | static const struct mgmt_handler { |
04124681 GP |
4775 | int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, |
4776 | u16 data_len); | |
be22b54e JH |
4777 | bool var_len; |
4778 | size_t data_len; | |
0f4e68cf JH |
4779 | } mgmt_handlers[] = { |
4780 | { NULL }, /* 0x0000 (no command) */ | |
be22b54e JH |
4781 | { read_version, false, MGMT_READ_VERSION_SIZE }, |
4782 | { read_commands, false, MGMT_READ_COMMANDS_SIZE }, | |
4783 | { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE }, | |
4784 | { read_controller_info, false, MGMT_READ_INFO_SIZE }, | |
4785 | { set_powered, false, MGMT_SETTING_SIZE }, | |
4786 | { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE }, | |
4787 | { set_connectable, false, MGMT_SETTING_SIZE }, | |
4788 | { set_fast_connectable, false, MGMT_SETTING_SIZE }, | |
4789 | { set_pairable, false, MGMT_SETTING_SIZE }, | |
4790 | { set_link_security, false, MGMT_SETTING_SIZE }, | |
4791 | { set_ssp, false, MGMT_SETTING_SIZE }, | |
4792 | { set_hs, false, MGMT_SETTING_SIZE }, | |
4793 | { set_le, false, MGMT_SETTING_SIZE }, | |
4794 | { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE }, | |
4795 | { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE }, | |
4796 | { add_uuid, false, MGMT_ADD_UUID_SIZE }, | |
4797 | { remove_uuid, false, MGMT_REMOVE_UUID_SIZE }, | |
4798 | { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE }, | |
4799 | { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE }, | |
4800 | { disconnect, false, MGMT_DISCONNECT_SIZE }, | |
4801 | { get_connections, false, MGMT_GET_CONNECTIONS_SIZE }, | |
4802 | { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE }, | |
4803 | { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
4804 | { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE }, | |
4805 | { pair_device, false, MGMT_PAIR_DEVICE_SIZE }, | |
4806 | { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
4807 | { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE }, | |
4808 | { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
4809 | { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
4810 | { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
4811 | { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
4812 | { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE }, | |
ec109113 | 4813 | { add_remote_oob_data, true, MGMT_ADD_REMOTE_OOB_DATA_SIZE }, |
be22b54e JH |
4814 | { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
4815 | { start_discovery, false, MGMT_START_DISCOVERY_SIZE }, | |
4816 | { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE }, | |
4817 | { confirm_name, false, MGMT_CONFIRM_NAME_SIZE }, | |
4818 | { block_device, false, MGMT_BLOCK_DEVICE_SIZE }, | |
4819 | { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE }, | |
cdbaccca | 4820 | { set_device_id, false, MGMT_SET_DEVICE_ID_SIZE }, |
4375f103 | 4821 | { set_advertising, false, MGMT_SETTING_SIZE }, |
0663ca2a | 4822 | { set_bredr, false, MGMT_SETTING_SIZE }, |
d13eafce | 4823 | { set_static_address, false, MGMT_SET_STATIC_ADDRESS_SIZE }, |
14b49b9a | 4824 | { set_scan_params, false, MGMT_SET_SCAN_PARAMS_SIZE }, |
eac83dc6 | 4825 | { set_secure_conn, false, MGMT_SETTING_SIZE }, |
4e39ac81 | 4826 | { set_debug_keys, false, MGMT_SETTING_SIZE }, |
62b04cd1 | 4827 | { set_privacy, false, MGMT_SET_PRIVACY_SIZE }, |
41edf160 | 4828 | { load_irks, true, MGMT_LOAD_IRKS_SIZE }, |
dd983808 | 4829 | { get_conn_info, false, MGMT_GET_CONN_INFO_SIZE }, |
0f4e68cf JH |
4830 | }; |
4831 | ||
4832 | ||
0381101f JH |
4833 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
4834 | { | |
650f726d VCG |
4835 | void *buf; |
4836 | u8 *cp; | |
0381101f | 4837 | struct mgmt_hdr *hdr; |
4e51eae9 | 4838 | u16 opcode, index, len; |
bdb6d971 | 4839 | struct hci_dev *hdev = NULL; |
2e3c35ea | 4840 | const struct mgmt_handler *handler; |
0381101f JH |
4841 | int err; |
4842 | ||
4843 | BT_DBG("got %zu bytes", msglen); | |
4844 | ||
4845 | if (msglen < sizeof(*hdr)) | |
4846 | return -EINVAL; | |
4847 | ||
e63a15ec | 4848 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
4849 | if (!buf) |
4850 | return -ENOMEM; | |
4851 | ||
4852 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
4853 | err = -EFAULT; | |
4854 | goto done; | |
4855 | } | |
4856 | ||
650f726d | 4857 | hdr = buf; |
1f350c87 MH |
4858 | opcode = __le16_to_cpu(hdr->opcode); |
4859 | index = __le16_to_cpu(hdr->index); | |
4860 | len = __le16_to_cpu(hdr->len); | |
0381101f JH |
4861 | |
4862 | if (len != msglen - sizeof(*hdr)) { | |
4863 | err = -EINVAL; | |
4864 | goto done; | |
4865 | } | |
4866 | ||
0f4e68cf | 4867 | if (index != MGMT_INDEX_NONE) { |
bdb6d971 JH |
4868 | hdev = hci_dev_get(index); |
4869 | if (!hdev) { | |
4870 | err = cmd_status(sk, index, opcode, | |
04124681 | 4871 | MGMT_STATUS_INVALID_INDEX); |
bdb6d971 JH |
4872 | goto done; |
4873 | } | |
0736cfa8 | 4874 | |
cebf4cfd JH |
4875 | if (test_bit(HCI_SETUP, &hdev->dev_flags) || |
4876 | test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) { | |
0736cfa8 MH |
4877 | err = cmd_status(sk, index, opcode, |
4878 | MGMT_STATUS_INVALID_INDEX); | |
4879 | goto done; | |
4880 | } | |
bdb6d971 JH |
4881 | } |
4882 | ||
0f4e68cf | 4883 | if (opcode >= ARRAY_SIZE(mgmt_handlers) || |
8ce8e2b5 | 4884 | mgmt_handlers[opcode].func == NULL) { |
0381101f | 4885 | BT_DBG("Unknown op %u", opcode); |
ca69b795 | 4886 | err = cmd_status(sk, index, opcode, |
04124681 | 4887 | MGMT_STATUS_UNKNOWN_COMMAND); |
0f4e68cf JH |
4888 | goto done; |
4889 | } | |
4890 | ||
4891 | if ((hdev && opcode < MGMT_OP_READ_INFO) || | |
8ce8e2b5 | 4892 | (!hdev && opcode >= MGMT_OP_READ_INFO)) { |
0f4e68cf | 4893 | err = cmd_status(sk, index, opcode, |
04124681 | 4894 | MGMT_STATUS_INVALID_INDEX); |
0f4e68cf | 4895 | goto done; |
0381101f JH |
4896 | } |
4897 | ||
be22b54e JH |
4898 | handler = &mgmt_handlers[opcode]; |
4899 | ||
4900 | if ((handler->var_len && len < handler->data_len) || | |
8ce8e2b5 | 4901 | (!handler->var_len && len != handler->data_len)) { |
be22b54e | 4902 | err = cmd_status(sk, index, opcode, |
04124681 | 4903 | MGMT_STATUS_INVALID_PARAMS); |
be22b54e JH |
4904 | goto done; |
4905 | } | |
4906 | ||
0f4e68cf JH |
4907 | if (hdev) |
4908 | mgmt_init_hdev(sk, hdev); | |
4909 | ||
4910 | cp = buf + sizeof(*hdr); | |
4911 | ||
be22b54e | 4912 | err = handler->func(sk, hdev, cp, len); |
e41d8b4e JH |
4913 | if (err < 0) |
4914 | goto done; | |
4915 | ||
0381101f JH |
4916 | err = msglen; |
4917 | ||
4918 | done: | |
bdb6d971 JH |
4919 | if (hdev) |
4920 | hci_dev_put(hdev); | |
4921 | ||
0381101f JH |
4922 | kfree(buf); |
4923 | return err; | |
4924 | } | |
c71e97bf | 4925 | |
bf6b56db | 4926 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 4927 | { |
1514b892 | 4928 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 4929 | return; |
bb4b2a9a | 4930 | |
bf6b56db | 4931 | mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL); |
c71e97bf JH |
4932 | } |
4933 | ||
bf6b56db | 4934 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 4935 | { |
5f159032 | 4936 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 4937 | |
1514b892 | 4938 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 4939 | return; |
bb4b2a9a | 4940 | |
744cf19e | 4941 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe | 4942 | |
bf6b56db | 4943 | mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL); |
eec8d2bc JH |
4944 | } |
4945 | ||
6046dc3e AG |
4946 | /* This function requires the caller holds hdev->lock */ |
4947 | static void restart_le_auto_conns(struct hci_dev *hdev) | |
4948 | { | |
4949 | struct hci_conn_params *p; | |
4950 | ||
4951 | list_for_each_entry(p, &hdev->le_conn_params, list) { | |
4952 | if (p->auto_connect == HCI_AUTO_CONN_ALWAYS) | |
4953 | hci_pend_le_conn_add(hdev, &p->addr, p->addr_type); | |
4954 | } | |
4955 | } | |
4956 | ||
229ab39c JH |
4957 | static void powered_complete(struct hci_dev *hdev, u8 status) |
4958 | { | |
4959 | struct cmd_lookup match = { NULL, hdev }; | |
4960 | ||
4961 | BT_DBG("status 0x%02x", status); | |
4962 | ||
4963 | hci_dev_lock(hdev); | |
4964 | ||
6046dc3e AG |
4965 | restart_le_auto_conns(hdev); |
4966 | ||
229ab39c JH |
4967 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
4968 | ||
4969 | new_settings(hdev, match.sk); | |
4970 | ||
4971 | hci_dev_unlock(hdev); | |
4972 | ||
4973 | if (match.sk) | |
4974 | sock_put(match.sk); | |
4975 | } | |
4976 | ||
70da6243 | 4977 | static int powered_update_hci(struct hci_dev *hdev) |
5add6af8 | 4978 | { |
890ea898 | 4979 | struct hci_request req; |
70da6243 | 4980 | u8 link_sec; |
5add6af8 | 4981 | |
890ea898 JH |
4982 | hci_req_init(&req, hdev); |
4983 | ||
70da6243 JH |
4984 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
4985 | !lmp_host_ssp_capable(hdev)) { | |
4986 | u8 ssp = 1; | |
5e5282bb | 4987 | |
890ea898 | 4988 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, 1, &ssp); |
70da6243 | 4989 | } |
5add6af8 | 4990 | |
c73eee91 JH |
4991 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
4992 | lmp_bredr_capable(hdev)) { | |
70da6243 | 4993 | struct hci_cp_write_le_host_supported cp; |
f0ff92fb | 4994 | |
70da6243 JH |
4995 | cp.le = 1; |
4996 | cp.simul = lmp_le_br_capable(hdev); | |
3d1cbdd6 | 4997 | |
70da6243 JH |
4998 | /* Check first if we already have the right |
4999 | * host state (host features set) | |
5000 | */ | |
5001 | if (cp.le != lmp_host_le_capable(hdev) || | |
5002 | cp.simul != lmp_host_le_br_capable(hdev)) | |
890ea898 JH |
5003 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
5004 | sizeof(cp), &cp); | |
70da6243 | 5005 | } |
3d1cbdd6 | 5006 | |
d13eafce | 5007 | if (lmp_le_capable(hdev)) { |
441ad2d0 MH |
5008 | /* Make sure the controller has a good default for |
5009 | * advertising data. This also applies to the case | |
5010 | * where BR/EDR was toggled during the AUTO_OFF phase. | |
5011 | */ | |
f14d8f64 | 5012 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { |
5947f4bc | 5013 | update_adv_data(&req); |
f14d8f64 MH |
5014 | update_scan_rsp_data(&req); |
5015 | } | |
441ad2d0 | 5016 | |
bba3aa55 MH |
5017 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
5018 | enable_advertising(&req); | |
eeca6f89 JH |
5019 | } |
5020 | ||
70da6243 JH |
5021 | link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
5022 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) | |
890ea898 JH |
5023 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
5024 | sizeof(link_sec), &link_sec); | |
562fcc24 | 5025 | |
70da6243 | 5026 | if (lmp_bredr_capable(hdev)) { |
56f87901 JH |
5027 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
5028 | set_bredr_scan(&req); | |
890ea898 | 5029 | update_class(&req); |
13928971 | 5030 | update_name(&req); |
890ea898 | 5031 | update_eir(&req); |
70da6243 | 5032 | } |
562fcc24 | 5033 | |
229ab39c | 5034 | return hci_req_run(&req, powered_complete); |
70da6243 | 5035 | } |
562fcc24 | 5036 | |
70da6243 JH |
5037 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
5038 | { | |
5039 | struct cmd_lookup match = { NULL, hdev }; | |
229ab39c JH |
5040 | u8 status_not_powered = MGMT_STATUS_NOT_POWERED; |
5041 | u8 zero_cod[] = { 0, 0, 0 }; | |
70da6243 | 5042 | int err; |
f0ff92fb | 5043 | |
70da6243 JH |
5044 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
5045 | return 0; | |
5046 | ||
70da6243 | 5047 | if (powered) { |
229ab39c JH |
5048 | if (powered_update_hci(hdev) == 0) |
5049 | return 0; | |
fe038884 | 5050 | |
229ab39c JH |
5051 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
5052 | &match); | |
5053 | goto new_settings; | |
b24752fe JH |
5054 | } |
5055 | ||
229ab39c JH |
5056 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
5057 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status_not_powered); | |
5058 | ||
5059 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
5060 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, | |
5061 | zero_cod, sizeof(zero_cod), NULL); | |
5062 | ||
5063 | new_settings: | |
beadb2bd | 5064 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
5065 | |
5066 | if (match.sk) | |
5067 | sock_put(match.sk); | |
5068 | ||
7bb895d6 | 5069 | return err; |
5add6af8 | 5070 | } |
73f22f62 | 5071 | |
3eec705e | 5072 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc JH |
5073 | { |
5074 | struct pending_cmd *cmd; | |
5075 | u8 status; | |
5076 | ||
5077 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
5078 | if (!cmd) | |
3eec705e | 5079 | return; |
96570ffc JH |
5080 | |
5081 | if (err == -ERFKILL) | |
5082 | status = MGMT_STATUS_RFKILLED; | |
5083 | else | |
5084 | status = MGMT_STATUS_FAILED; | |
5085 | ||
3eec705e | 5086 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
5087 | |
5088 | mgmt_pending_remove(cmd); | |
96570ffc JH |
5089 | } |
5090 | ||
d1967ff8 MH |
5091 | void mgmt_discoverable_timeout(struct hci_dev *hdev) |
5092 | { | |
5093 | struct hci_request req; | |
d1967ff8 MH |
5094 | |
5095 | hci_dev_lock(hdev); | |
5096 | ||
5097 | /* When discoverable timeout triggers, then just make sure | |
5098 | * the limited discoverable flag is cleared. Even in the case | |
5099 | * of a timeout triggered from general discoverable, it is | |
5100 | * safe to unconditionally clear the flag. | |
5101 | */ | |
5102 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
9a43e25f | 5103 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
d1967ff8 MH |
5104 | |
5105 | hci_req_init(&req, hdev); | |
4b580614 JH |
5106 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
5107 | u8 scan = SCAN_PAGE; | |
5108 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, | |
5109 | sizeof(scan), &scan); | |
5110 | } | |
d1967ff8 | 5111 | update_class(&req); |
9a43e25f | 5112 | update_adv_data(&req); |
d1967ff8 MH |
5113 | hci_req_run(&req, NULL); |
5114 | ||
5115 | hdev->discov_timeout = 0; | |
5116 | ||
9a43e25f JH |
5117 | new_settings(hdev, NULL); |
5118 | ||
d1967ff8 MH |
5119 | hci_dev_unlock(hdev); |
5120 | } | |
5121 | ||
86a75645 | 5122 | void mgmt_discoverable(struct hci_dev *hdev, u8 discoverable) |
73f22f62 | 5123 | { |
86a75645 | 5124 | bool changed; |
73f22f62 | 5125 | |
bfaf8c9f JH |
5126 | /* Nothing needed here if there's a pending command since that |
5127 | * commands request completion callback takes care of everything | |
5128 | * necessary. | |
5129 | */ | |
5130 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev)) | |
86a75645 | 5131 | return; |
bfaf8c9f | 5132 | |
bd107999 JH |
5133 | /* Powering off may clear the scan mode - don't let that interfere */ |
5134 | if (!discoverable && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5135 | return; | |
5136 | ||
9a43e25f | 5137 | if (discoverable) { |
86a75645 | 5138 | changed = !test_and_set_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
5139 | } else { |
5140 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
86a75645 | 5141 | changed = test_and_clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
5142 | } |
5143 | ||
5144 | if (changed) { | |
5145 | struct hci_request req; | |
5146 | ||
5147 | /* In case this change in discoverable was triggered by | |
5148 | * a disabling of connectable there could be a need to | |
5149 | * update the advertising flags. | |
5150 | */ | |
5151 | hci_req_init(&req, hdev); | |
5152 | update_adv_data(&req); | |
5153 | hci_req_run(&req, NULL); | |
73f22f62 | 5154 | |
86a75645 | 5155 | new_settings(hdev, NULL); |
9a43e25f | 5156 | } |
73f22f62 | 5157 | } |
9fbcbb45 | 5158 | |
a330916c | 5159 | void mgmt_connectable(struct hci_dev *hdev, u8 connectable) |
9fbcbb45 | 5160 | { |
a330916c | 5161 | bool changed; |
9fbcbb45 | 5162 | |
d7b856f9 JH |
5163 | /* Nothing needed here if there's a pending command since that |
5164 | * commands request completion callback takes care of everything | |
5165 | * necessary. | |
5166 | */ | |
5167 | if (mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) | |
a330916c | 5168 | return; |
d7b856f9 | 5169 | |
ce3f24cf JH |
5170 | /* Powering off may clear the scan mode - don't let that interfere */ |
5171 | if (!connectable && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5172 | return; | |
5173 | ||
a330916c MH |
5174 | if (connectable) |
5175 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
5176 | else | |
5177 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
9fbcbb45 | 5178 | |
beadb2bd | 5179 | if (changed) |
a330916c | 5180 | new_settings(hdev, NULL); |
9fbcbb45 | 5181 | } |
55ed8ca1 | 5182 | |
778b235a JH |
5183 | void mgmt_advertising(struct hci_dev *hdev, u8 advertising) |
5184 | { | |
7c4cfab8 JH |
5185 | /* Powering off may stop advertising - don't let that interfere */ |
5186 | if (!advertising && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5187 | return; | |
5188 | ||
778b235a JH |
5189 | if (advertising) |
5190 | set_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
5191 | else | |
5192 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
5193 | } | |
5194 | ||
4796e8af | 5195 | void mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status) |
2d7cee58 | 5196 | { |
ca69b795 JH |
5197 | u8 mgmt_err = mgmt_status(status); |
5198 | ||
2d7cee58 | 5199 | if (scan & SCAN_PAGE) |
744cf19e | 5200 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, |
04124681 | 5201 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
5202 | |
5203 | if (scan & SCAN_INQUIRY) | |
744cf19e | 5204 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, |
04124681 | 5205 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
5206 | } |
5207 | ||
dc4a5ee2 MH |
5208 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
5209 | bool persistent) | |
55ed8ca1 | 5210 | { |
86742e1e | 5211 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 5212 | |
a492cd52 | 5213 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 5214 | |
a492cd52 | 5215 | ev.store_hint = persistent; |
d753fdc4 | 5216 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 5217 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 5218 | ev.key.type = key->type; |
9b3b4460 | 5219 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 5220 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 5221 | |
dc4a5ee2 | 5222 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 5223 | } |
f7520543 | 5224 | |
53ac6ab6 | 5225 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) |
346af67b VCG |
5226 | { |
5227 | struct mgmt_ev_new_long_term_key ev; | |
5228 | ||
5229 | memset(&ev, 0, sizeof(ev)); | |
5230 | ||
5192d301 MH |
5231 | /* Devices using resolvable or non-resolvable random addresses |
5232 | * without providing an indentity resolving key don't require | |
5233 | * to store long term keys. Their addresses will change the | |
5234 | * next time around. | |
5235 | * | |
5236 | * Only when a remote device provides an identity address | |
5237 | * make sure the long term key is stored. If the remote | |
5238 | * identity is known, the long term keys are internally | |
5239 | * mapped to the identity address. So allow static random | |
5240 | * and public addresses here. | |
5241 | */ | |
ba74b666 JH |
5242 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
5243 | (key->bdaddr.b[5] & 0xc0) != 0xc0) | |
5244 | ev.store_hint = 0x00; | |
5245 | else | |
53ac6ab6 | 5246 | ev.store_hint = persistent; |
ba74b666 | 5247 | |
346af67b | 5248 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
57c1477c | 5249 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
d40f3eef | 5250 | ev.key.type = key->authenticated; |
346af67b VCG |
5251 | ev.key.enc_size = key->enc_size; |
5252 | ev.key.ediv = key->ediv; | |
fe39c7b2 | 5253 | ev.key.rand = key->rand; |
346af67b VCG |
5254 | |
5255 | if (key->type == HCI_SMP_LTK) | |
5256 | ev.key.master = 1; | |
5257 | ||
346af67b VCG |
5258 | memcpy(ev.key.val, key->val, sizeof(key->val)); |
5259 | ||
083368f7 | 5260 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
5261 | } |
5262 | ||
95fbac8a JH |
5263 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk) |
5264 | { | |
5265 | struct mgmt_ev_new_irk ev; | |
5266 | ||
5267 | memset(&ev, 0, sizeof(ev)); | |
5268 | ||
bab6d1e5 MH |
5269 | /* For identity resolving keys from devices that are already |
5270 | * using a public address or static random address, do not | |
5271 | * ask for storing this key. The identity resolving key really | |
5272 | * is only mandatory for devices using resovlable random | |
5273 | * addresses. | |
5274 | * | |
5275 | * Storing all identity resolving keys has the downside that | |
5276 | * they will be also loaded on next boot of they system. More | |
5277 | * identity resolving keys, means more time during scanning is | |
5278 | * needed to actually resolve these addresses. | |
5279 | */ | |
5280 | if (bacmp(&irk->rpa, BDADDR_ANY)) | |
5281 | ev.store_hint = 0x01; | |
5282 | else | |
5283 | ev.store_hint = 0x00; | |
5284 | ||
95fbac8a JH |
5285 | bacpy(&ev.rpa, &irk->rpa); |
5286 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); | |
5287 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); | |
5288 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); | |
5289 | ||
5290 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); | |
5291 | } | |
5292 | ||
53ac6ab6 MH |
5293 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
5294 | bool persistent) | |
7ee4ea36 MH |
5295 | { |
5296 | struct mgmt_ev_new_csrk ev; | |
5297 | ||
5298 | memset(&ev, 0, sizeof(ev)); | |
5299 | ||
5300 | /* Devices using resolvable or non-resolvable random addresses | |
5301 | * without providing an indentity resolving key don't require | |
5302 | * to store signature resolving keys. Their addresses will change | |
5303 | * the next time around. | |
5304 | * | |
5305 | * Only when a remote device provides an identity address | |
5306 | * make sure the signature resolving key is stored. So allow | |
5307 | * static random and public addresses here. | |
5308 | */ | |
5309 | if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && | |
5310 | (csrk->bdaddr.b[5] & 0xc0) != 0xc0) | |
5311 | ev.store_hint = 0x00; | |
5312 | else | |
53ac6ab6 | 5313 | ev.store_hint = persistent; |
7ee4ea36 MH |
5314 | |
5315 | bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); | |
5316 | ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); | |
5317 | ev.key.master = csrk->master; | |
5318 | memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); | |
5319 | ||
5320 | mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); | |
5321 | } | |
5322 | ||
94933991 MH |
5323 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
5324 | u8 data_len) | |
5325 | { | |
5326 | eir[eir_len++] = sizeof(type) + data_len; | |
5327 | eir[eir_len++] = type; | |
5328 | memcpy(&eir[eir_len], data, data_len); | |
5329 | eir_len += data_len; | |
5330 | ||
5331 | return eir_len; | |
5332 | } | |
5333 | ||
ecd90ae7 MH |
5334 | void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5335 | u8 addr_type, u32 flags, u8 *name, u8 name_len, | |
5336 | u8 *dev_class) | |
f7520543 | 5337 | { |
b644ba33 JH |
5338 | char buf[512]; |
5339 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
5340 | u16 eir_len = 0; | |
f7520543 | 5341 | |
b644ba33 | 5342 | bacpy(&ev->addr.bdaddr, bdaddr); |
57c1477c | 5343 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
f7520543 | 5344 | |
c95f0ba7 | 5345 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 5346 | |
b644ba33 JH |
5347 | if (name_len > 0) |
5348 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
04124681 | 5349 | name, name_len); |
b644ba33 JH |
5350 | |
5351 | if (dev_class && memcmp(dev_class, "\0\0\0", 3) != 0) | |
53156385 | 5352 | eir_len = eir_append_data(ev->eir, eir_len, |
04124681 | 5353 | EIR_CLASS_OF_DEV, dev_class, 3); |
b644ba33 | 5354 | |
eb55ef07 | 5355 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 5356 | |
ecd90ae7 MH |
5357 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
5358 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
5359 | } |
5360 | ||
8962ee74 JH |
5361 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
5362 | { | |
c68fb7ff | 5363 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 5364 | struct sock **sk = data; |
a38528f1 | 5365 | struct mgmt_rp_disconnect rp; |
8962ee74 | 5366 | |
88c3df13 JH |
5367 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
5368 | rp.addr.type = cp->addr.type; | |
8962ee74 | 5369 | |
aee9b218 | 5370 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp, |
04124681 | 5371 | sizeof(rp)); |
8962ee74 JH |
5372 | |
5373 | *sk = cmd->sk; | |
5374 | sock_hold(*sk); | |
5375 | ||
a664b5bc | 5376 | mgmt_pending_remove(cmd); |
8962ee74 JH |
5377 | } |
5378 | ||
124f6e35 | 5379 | static void unpair_device_rsp(struct pending_cmd *cmd, void *data) |
a8a1d19e | 5380 | { |
b1078ad0 | 5381 | struct hci_dev *hdev = data; |
124f6e35 JH |
5382 | struct mgmt_cp_unpair_device *cp = cmd->param; |
5383 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
5384 | |
5385 | memset(&rp, 0, sizeof(rp)); | |
124f6e35 JH |
5386 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
5387 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 5388 | |
b1078ad0 JH |
5389 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
5390 | ||
aee9b218 | 5391 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp)); |
a8a1d19e JH |
5392 | |
5393 | mgmt_pending_remove(cmd); | |
5394 | } | |
5395 | ||
9b80ec5e | 5396 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
5397 | u8 link_type, u8 addr_type, u8 reason, |
5398 | bool mgmt_connected) | |
f7520543 | 5399 | { |
f0d6a0ea | 5400 | struct mgmt_ev_device_disconnected ev; |
8b064a3a | 5401 | struct pending_cmd *power_off; |
8962ee74 | 5402 | struct sock *sk = NULL; |
8962ee74 | 5403 | |
8b064a3a JH |
5404 | power_off = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); |
5405 | if (power_off) { | |
5406 | struct mgmt_mode *cp = power_off->param; | |
5407 | ||
5408 | /* The connection is still in hci_conn_hash so test for 1 | |
5409 | * instead of 0 to know if this is the last one. | |
5410 | */ | |
a3172b7e JH |
5411 | if (!cp->val && hci_conn_count(hdev) == 1) { |
5412 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 5413 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 5414 | } |
8b064a3a JH |
5415 | } |
5416 | ||
12d4a3b2 JH |
5417 | if (!mgmt_connected) |
5418 | return; | |
5419 | ||
57eb776f AG |
5420 | if (link_type != ACL_LINK && link_type != LE_LINK) |
5421 | return; | |
5422 | ||
744cf19e | 5423 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 5424 | |
f0d6a0ea MA |
5425 | bacpy(&ev.addr.bdaddr, bdaddr); |
5426 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
5427 | ev.reason = reason; | |
f7520543 | 5428 | |
9b80ec5e | 5429 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
5430 | |
5431 | if (sk) | |
d97dcb66 | 5432 | sock_put(sk); |
8962ee74 | 5433 | |
124f6e35 | 5434 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 5435 | hdev); |
8962ee74 JH |
5436 | } |
5437 | ||
7892924c MH |
5438 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5439 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 5440 | { |
3655bba8 AG |
5441 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
5442 | struct mgmt_cp_disconnect *cp; | |
88c3df13 | 5443 | struct mgmt_rp_disconnect rp; |
8962ee74 | 5444 | struct pending_cmd *cmd; |
8962ee74 | 5445 | |
36a75f1b JD |
5446 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
5447 | hdev); | |
5448 | ||
2e58ef3e | 5449 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 5450 | if (!cmd) |
7892924c | 5451 | return; |
8962ee74 | 5452 | |
3655bba8 AG |
5453 | cp = cmd->param; |
5454 | ||
5455 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
5456 | return; | |
5457 | ||
5458 | if (cp->addr.type != bdaddr_type) | |
5459 | return; | |
5460 | ||
88c3df13 | 5461 | bacpy(&rp.addr.bdaddr, bdaddr); |
3655bba8 | 5462 | rp.addr.type = bdaddr_type; |
37d9ef76 | 5463 | |
7892924c MH |
5464 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, |
5465 | mgmt_status(status), &rp, sizeof(rp)); | |
8962ee74 | 5466 | |
a664b5bc | 5467 | mgmt_pending_remove(cmd); |
f7520543 | 5468 | } |
17d5c04c | 5469 | |
445608d0 MH |
5470 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5471 | u8 addr_type, u8 status) | |
17d5c04c JH |
5472 | { |
5473 | struct mgmt_ev_connect_failed ev; | |
c9910d0f JH |
5474 | struct pending_cmd *power_off; |
5475 | ||
5476 | power_off = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
5477 | if (power_off) { | |
5478 | struct mgmt_mode *cp = power_off->param; | |
5479 | ||
5480 | /* The connection is still in hci_conn_hash so test for 1 | |
5481 | * instead of 0 to know if this is the last one. | |
5482 | */ | |
a3172b7e JH |
5483 | if (!cp->val && hci_conn_count(hdev) == 1) { |
5484 | cancel_delayed_work(&hdev->power_off); | |
c9910d0f | 5485 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 5486 | } |
c9910d0f | 5487 | } |
17d5c04c | 5488 | |
4c659c39 | 5489 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5490 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 5491 | ev.status = mgmt_status(status); |
17d5c04c | 5492 | |
445608d0 | 5493 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 5494 | } |
980e1a53 | 5495 | |
ce0e4a0d | 5496 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
5497 | { |
5498 | struct mgmt_ev_pin_code_request ev; | |
5499 | ||
d8457698 | 5500 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 5501 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 5502 | ev.secure = secure; |
980e1a53 | 5503 | |
ce0e4a0d | 5504 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
5505 | } |
5506 | ||
e669cf80 MH |
5507 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5508 | u8 status) | |
980e1a53 JH |
5509 | { |
5510 | struct pending_cmd *cmd; | |
ac56fb13 | 5511 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 5512 | |
2e58ef3e | 5513 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 5514 | if (!cmd) |
e669cf80 | 5515 | return; |
980e1a53 | 5516 | |
d8457698 | 5517 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 5518 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 5519 | |
e669cf80 MH |
5520 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
5521 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 5522 | |
a664b5bc | 5523 | mgmt_pending_remove(cmd); |
980e1a53 JH |
5524 | } |
5525 | ||
3eb38528 MH |
5526 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5527 | u8 status) | |
980e1a53 JH |
5528 | { |
5529 | struct pending_cmd *cmd; | |
ac56fb13 | 5530 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 5531 | |
2e58ef3e | 5532 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 5533 | if (!cmd) |
3eb38528 | 5534 | return; |
980e1a53 | 5535 | |
d8457698 | 5536 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 5537 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 5538 | |
3eb38528 MH |
5539 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
5540 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 5541 | |
a664b5bc | 5542 | mgmt_pending_remove(cmd); |
980e1a53 | 5543 | } |
a5c29683 | 5544 | |
744cf19e | 5545 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 5546 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 5547 | u8 confirm_hint) |
a5c29683 JH |
5548 | { |
5549 | struct mgmt_ev_user_confirm_request ev; | |
5550 | ||
744cf19e | 5551 | BT_DBG("%s", hdev->name); |
a5c29683 | 5552 | |
272d90df | 5553 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5554 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 5555 | ev.confirm_hint = confirm_hint; |
39adbffe | 5556 | ev.value = cpu_to_le32(value); |
a5c29683 | 5557 | |
744cf19e | 5558 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 5559 | NULL); |
a5c29683 JH |
5560 | } |
5561 | ||
272d90df | 5562 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 5563 | u8 link_type, u8 addr_type) |
604086b7 BG |
5564 | { |
5565 | struct mgmt_ev_user_passkey_request ev; | |
5566 | ||
5567 | BT_DBG("%s", hdev->name); | |
5568 | ||
272d90df | 5569 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5570 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
5571 | |
5572 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 5573 | NULL); |
604086b7 BG |
5574 | } |
5575 | ||
0df4c185 | 5576 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
5577 | u8 link_type, u8 addr_type, u8 status, |
5578 | u8 opcode) | |
a5c29683 JH |
5579 | { |
5580 | struct pending_cmd *cmd; | |
5581 | struct mgmt_rp_user_confirm_reply rp; | |
5582 | int err; | |
5583 | ||
2e58ef3e | 5584 | cmd = mgmt_pending_find(opcode, hdev); |
a5c29683 JH |
5585 | if (!cmd) |
5586 | return -ENOENT; | |
5587 | ||
272d90df | 5588 | bacpy(&rp.addr.bdaddr, bdaddr); |
57c1477c | 5589 | rp.addr.type = link_to_bdaddr(link_type, addr_type); |
aee9b218 | 5590 | err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status), |
04124681 | 5591 | &rp, sizeof(rp)); |
a5c29683 | 5592 | |
a664b5bc | 5593 | mgmt_pending_remove(cmd); |
a5c29683 JH |
5594 | |
5595 | return err; | |
5596 | } | |
5597 | ||
744cf19e | 5598 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5599 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 5600 | { |
272d90df | 5601 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 5602 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
5603 | } |
5604 | ||
272d90df | 5605 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5606 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 5607 | { |
272d90df | 5608 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
5609 | status, |
5610 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 5611 | } |
2a611692 | 5612 | |
604086b7 | 5613 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5614 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 5615 | { |
272d90df | 5616 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 5617 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
5618 | } |
5619 | ||
272d90df | 5620 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5621 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 5622 | { |
272d90df | 5623 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
5624 | status, |
5625 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
5626 | } |
5627 | ||
92a25256 JH |
5628 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5629 | u8 link_type, u8 addr_type, u32 passkey, | |
5630 | u8 entered) | |
5631 | { | |
5632 | struct mgmt_ev_passkey_notify ev; | |
5633 | ||
5634 | BT_DBG("%s", hdev->name); | |
5635 | ||
5636 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5637 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
5638 | ev.passkey = __cpu_to_le32(passkey); | |
5639 | ev.entered = entered; | |
5640 | ||
5641 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
5642 | } | |
5643 | ||
e546099c MH |
5644 | void mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5645 | u8 addr_type, u8 status) | |
2a611692 JH |
5646 | { |
5647 | struct mgmt_ev_auth_failed ev; | |
5648 | ||
bab73cb6 | 5649 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5650 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 5651 | ev.status = mgmt_status(status); |
2a611692 | 5652 | |
e546099c | 5653 | mgmt_event(MGMT_EV_AUTH_FAILED, hdev, &ev, sizeof(ev), NULL); |
2a611692 | 5654 | } |
b312b161 | 5655 | |
464996ae | 5656 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
5657 | { |
5658 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 5659 | bool changed; |
33ef95ed JH |
5660 | |
5661 | if (status) { | |
5662 | u8 mgmt_err = mgmt_status(status); | |
5663 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 5664 | cmd_status_rsp, &mgmt_err); |
464996ae | 5665 | return; |
33ef95ed JH |
5666 | } |
5667 | ||
464996ae MH |
5668 | if (test_bit(HCI_AUTH, &hdev->flags)) |
5669 | changed = !test_and_set_bit(HCI_LINK_SECURITY, | |
5670 | &hdev->dev_flags); | |
5671 | else | |
5672 | changed = test_and_clear_bit(HCI_LINK_SECURITY, | |
5673 | &hdev->dev_flags); | |
47990ea0 | 5674 | |
33ef95ed | 5675 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 5676 | &match); |
33ef95ed | 5677 | |
47990ea0 | 5678 | if (changed) |
464996ae | 5679 | new_settings(hdev, match.sk); |
33ef95ed JH |
5680 | |
5681 | if (match.sk) | |
5682 | sock_put(match.sk); | |
33ef95ed JH |
5683 | } |
5684 | ||
890ea898 | 5685 | static void clear_eir(struct hci_request *req) |
cacaf52f | 5686 | { |
890ea898 | 5687 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
5688 | struct hci_cp_write_eir cp; |
5689 | ||
976eb20e | 5690 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 5691 | return; |
cacaf52f | 5692 | |
c80da27e JH |
5693 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
5694 | ||
cacaf52f JH |
5695 | memset(&cp, 0, sizeof(cp)); |
5696 | ||
890ea898 | 5697 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
5698 | } |
5699 | ||
3e248560 | 5700 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
5701 | { |
5702 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 5703 | struct hci_request req; |
c0ecddc2 | 5704 | bool changed = false; |
ed2c4ee3 JH |
5705 | |
5706 | if (status) { | |
5707 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 JH |
5708 | |
5709 | if (enable && test_and_clear_bit(HCI_SSP_ENABLED, | |
9ecb3e24 MH |
5710 | &hdev->dev_flags)) { |
5711 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
3e248560 | 5712 | new_settings(hdev, NULL); |
9ecb3e24 | 5713 | } |
c0ecddc2 | 5714 | |
04124681 GP |
5715 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
5716 | &mgmt_err); | |
3e248560 | 5717 | return; |
c0ecddc2 JH |
5718 | } |
5719 | ||
5720 | if (enable) { | |
9ecb3e24 | 5721 | changed = !test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
c0ecddc2 | 5722 | } else { |
9ecb3e24 MH |
5723 | changed = test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
5724 | if (!changed) | |
5725 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
5726 | &hdev->dev_flags); | |
5727 | else | |
5728 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
ed2c4ee3 JH |
5729 | } |
5730 | ||
5731 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
5732 | ||
c0ecddc2 | 5733 | if (changed) |
3e248560 | 5734 | new_settings(hdev, match.sk); |
ed2c4ee3 | 5735 | |
5fc6ebb1 | 5736 | if (match.sk) |
ed2c4ee3 JH |
5737 | sock_put(match.sk); |
5738 | ||
890ea898 JH |
5739 | hci_req_init(&req, hdev); |
5740 | ||
5fc6ebb1 | 5741 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 5742 | update_eir(&req); |
5fc6ebb1 | 5743 | else |
890ea898 JH |
5744 | clear_eir(&req); |
5745 | ||
5746 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
5747 | } |
5748 | ||
eac83dc6 MH |
5749 | void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
5750 | { | |
5751 | struct cmd_lookup match = { NULL, hdev }; | |
5752 | bool changed = false; | |
5753 | ||
5754 | if (status) { | |
5755 | u8 mgmt_err = mgmt_status(status); | |
5756 | ||
0ab04a9c MH |
5757 | if (enable) { |
5758 | if (test_and_clear_bit(HCI_SC_ENABLED, | |
5759 | &hdev->dev_flags)) | |
5760 | new_settings(hdev, NULL); | |
5761 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
5762 | } | |
eac83dc6 MH |
5763 | |
5764 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
5765 | cmd_status_rsp, &mgmt_err); | |
5766 | return; | |
5767 | } | |
5768 | ||
0ab04a9c | 5769 | if (enable) { |
eac83dc6 | 5770 | changed = !test_and_set_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c | 5771 | } else { |
eac83dc6 | 5772 | changed = test_and_clear_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c MH |
5773 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
5774 | } | |
eac83dc6 MH |
5775 | |
5776 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
5777 | settings_rsp, &match); | |
5778 | ||
5779 | if (changed) | |
5780 | new_settings(hdev, match.sk); | |
5781 | ||
5782 | if (match.sk) | |
5783 | sock_put(match.sk); | |
5784 | } | |
5785 | ||
92da6097 | 5786 | static void sk_lookup(struct pending_cmd *cmd, void *data) |
90e70454 JH |
5787 | { |
5788 | struct cmd_lookup *match = data; | |
5789 | ||
90e70454 JH |
5790 | if (match->sk == NULL) { |
5791 | match->sk = cmd->sk; | |
5792 | sock_hold(match->sk); | |
5793 | } | |
90e70454 JH |
5794 | } |
5795 | ||
4e1b0245 MH |
5796 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
5797 | u8 status) | |
7f9a903c | 5798 | { |
90e70454 | 5799 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 5800 | |
92da6097 JH |
5801 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
5802 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
5803 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
5804 | |
5805 | if (!status) | |
4e1b0245 MH |
5806 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, 3, |
5807 | NULL); | |
90e70454 JH |
5808 | |
5809 | if (match.sk) | |
5810 | sock_put(match.sk); | |
7f9a903c MH |
5811 | } |
5812 | ||
7667da34 | 5813 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 5814 | { |
b312b161 | 5815 | struct mgmt_cp_set_local_name ev; |
13928971 | 5816 | struct pending_cmd *cmd; |
28cc7bde | 5817 | |
13928971 | 5818 | if (status) |
7667da34 | 5819 | return; |
b312b161 JH |
5820 | |
5821 | memset(&ev, 0, sizeof(ev)); | |
5822 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 5823 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 5824 | |
2e58ef3e | 5825 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
5826 | if (!cmd) { |
5827 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 5828 | |
13928971 JH |
5829 | /* If this is a HCI command related to powering on the |
5830 | * HCI dev don't send any mgmt signals. | |
5831 | */ | |
5832 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
7667da34 | 5833 | return; |
890ea898 | 5834 | } |
b312b161 | 5835 | |
7667da34 MH |
5836 | mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
5837 | cmd ? cmd->sk : NULL); | |
b312b161 | 5838 | } |
c35938b2 | 5839 | |
4d2d2796 MH |
5840 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
5841 | u8 *randomizer192, u8 *hash256, | |
5842 | u8 *randomizer256, u8 status) | |
c35938b2 SJ |
5843 | { |
5844 | struct pending_cmd *cmd; | |
c35938b2 | 5845 | |
744cf19e | 5846 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 5847 | |
2e58ef3e | 5848 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 | 5849 | if (!cmd) |
3edaf092 | 5850 | return; |
c35938b2 SJ |
5851 | |
5852 | if (status) { | |
3edaf092 MH |
5853 | cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
5854 | mgmt_status(status)); | |
c35938b2 | 5855 | } else { |
4d2d2796 MH |
5856 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && |
5857 | hash256 && randomizer256) { | |
5858 | struct mgmt_rp_read_local_oob_ext_data rp; | |
5859 | ||
5860 | memcpy(rp.hash192, hash192, sizeof(rp.hash192)); | |
5861 | memcpy(rp.randomizer192, randomizer192, | |
5862 | sizeof(rp.randomizer192)); | |
c35938b2 | 5863 | |
4d2d2796 MH |
5864 | memcpy(rp.hash256, hash256, sizeof(rp.hash256)); |
5865 | memcpy(rp.randomizer256, randomizer256, | |
5866 | sizeof(rp.randomizer256)); | |
c35938b2 | 5867 | |
4d2d2796 MH |
5868 | cmd_complete(cmd->sk, hdev->id, |
5869 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
5870 | &rp, sizeof(rp)); | |
5871 | } else { | |
5872 | struct mgmt_rp_read_local_oob_data rp; | |
5873 | ||
5874 | memcpy(rp.hash, hash192, sizeof(rp.hash)); | |
5875 | memcpy(rp.randomizer, randomizer192, | |
5876 | sizeof(rp.randomizer)); | |
5877 | ||
5878 | cmd_complete(cmd->sk, hdev->id, | |
5879 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
5880 | &rp, sizeof(rp)); | |
5881 | } | |
c35938b2 SJ |
5882 | } |
5883 | ||
5884 | mgmt_pending_remove(cmd); | |
c35938b2 | 5885 | } |
e17acd40 | 5886 | |
901801b9 | 5887 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
73cf71d9 JH |
5888 | u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, |
5889 | u8 ssp, u8 *eir, u16 eir_len, u8 *scan_rsp, | |
5d2e9fad | 5890 | u8 scan_rsp_len) |
e17acd40 | 5891 | { |
e319d2e7 JH |
5892 | char buf[512]; |
5893 | struct mgmt_ev_device_found *ev = (void *) buf; | |
5cedbb8d | 5894 | struct smp_irk *irk; |
1dc06093 | 5895 | size_t ev_size; |
e17acd40 | 5896 | |
12602d0c | 5897 | if (!hci_discovery_active(hdev)) |
901801b9 | 5898 | return; |
12602d0c | 5899 | |
5d2e9fad JH |
5900 | /* Make sure that the buffer is big enough. The 5 extra bytes |
5901 | * are for the potential CoD field. | |
5902 | */ | |
5903 | if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) | |
901801b9 | 5904 | return; |
7d262f86 | 5905 | |
1dc06093 JH |
5906 | memset(buf, 0, sizeof(buf)); |
5907 | ||
5cedbb8d JH |
5908 | irk = hci_get_irk(hdev, bdaddr, addr_type); |
5909 | if (irk) { | |
5910 | bacpy(&ev->addr.bdaddr, &irk->bdaddr); | |
5911 | ev->addr.type = link_to_bdaddr(link_type, irk->addr_type); | |
5912 | } else { | |
5913 | bacpy(&ev->addr.bdaddr, bdaddr); | |
5914 | ev->addr.type = link_to_bdaddr(link_type, addr_type); | |
5915 | } | |
5916 | ||
e319d2e7 | 5917 | ev->rssi = rssi; |
9a395a80 | 5918 | if (cfm_name) |
dcf4adbf | 5919 | ev->flags |= cpu_to_le32(MGMT_DEV_FOUND_CONFIRM_NAME); |
388fc8fa | 5920 | if (!ssp) |
dcf4adbf | 5921 | ev->flags |= cpu_to_le32(MGMT_DEV_FOUND_LEGACY_PAIRING); |
e17acd40 | 5922 | |
1dc06093 | 5923 | if (eir_len > 0) |
e319d2e7 | 5924 | memcpy(ev->eir, eir, eir_len); |
e17acd40 | 5925 | |
1dc06093 JH |
5926 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
5927 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
04124681 | 5928 | dev_class, 3); |
1dc06093 | 5929 | |
5d2e9fad JH |
5930 | if (scan_rsp_len > 0) |
5931 | memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); | |
5932 | ||
5933 | ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); | |
5934 | ev_size = sizeof(*ev) + eir_len + scan_rsp_len; | |
f8523598 | 5935 | |
901801b9 | 5936 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 5937 | } |
a88a9652 | 5938 | |
9cf12aee MH |
5939 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5940 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 5941 | { |
b644ba33 JH |
5942 | struct mgmt_ev_device_found *ev; |
5943 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
5944 | u16 eir_len; | |
a88a9652 | 5945 | |
b644ba33 | 5946 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 5947 | |
b644ba33 JH |
5948 | memset(buf, 0, sizeof(buf)); |
5949 | ||
5950 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 5951 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
5952 | ev->rssi = rssi; |
5953 | ||
5954 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 5955 | name_len); |
b644ba33 | 5956 | |
eb55ef07 | 5957 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 5958 | |
9cf12aee | 5959 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 5960 | } |
314b2381 | 5961 | |
2f1e063b | 5962 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 5963 | { |
f963e8e9 | 5964 | struct mgmt_ev_discovering ev; |
164a6e78 JH |
5965 | struct pending_cmd *cmd; |
5966 | ||
343fb145 AG |
5967 | BT_DBG("%s discovering %u", hdev->name, discovering); |
5968 | ||
164a6e78 | 5969 | if (discovering) |
2e58ef3e | 5970 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
164a6e78 | 5971 | else |
2e58ef3e | 5972 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
164a6e78 JH |
5973 | |
5974 | if (cmd != NULL) { | |
f808e166 JH |
5975 | u8 type = hdev->discovery.type; |
5976 | ||
04124681 GP |
5977 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type, |
5978 | sizeof(type)); | |
164a6e78 JH |
5979 | mgmt_pending_remove(cmd); |
5980 | } | |
5981 | ||
f963e8e9 JH |
5982 | memset(&ev, 0, sizeof(ev)); |
5983 | ev.type = hdev->discovery.type; | |
5984 | ev.discovering = discovering; | |
5985 | ||
2f1e063b | 5986 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 5987 | } |
5e762444 | 5988 | |
88c1fe4b | 5989 | int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
5990 | { |
5991 | struct pending_cmd *cmd; | |
5992 | struct mgmt_ev_device_blocked ev; | |
5993 | ||
2e58ef3e | 5994 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, hdev); |
5e762444 | 5995 | |
88c1fe4b JH |
5996 | bacpy(&ev.addr.bdaddr, bdaddr); |
5997 | ev.addr.type = type; | |
5e762444 | 5998 | |
744cf19e | 5999 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 6000 | cmd ? cmd->sk : NULL); |
5e762444 AJ |
6001 | } |
6002 | ||
88c1fe4b | 6003 | int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
6004 | { |
6005 | struct pending_cmd *cmd; | |
6006 | struct mgmt_ev_device_unblocked ev; | |
6007 | ||
2e58ef3e | 6008 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, hdev); |
5e762444 | 6009 | |
88c1fe4b JH |
6010 | bacpy(&ev.addr.bdaddr, bdaddr); |
6011 | ev.addr.type = type; | |
5e762444 | 6012 | |
744cf19e | 6013 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 6014 | cmd ? cmd->sk : NULL); |
5e762444 | 6015 | } |
5976e608 MH |
6016 | |
6017 | static void adv_enable_complete(struct hci_dev *hdev, u8 status) | |
6018 | { | |
6019 | BT_DBG("%s status %u", hdev->name, status); | |
6020 | ||
6021 | /* Clear the advertising mgmt setting if we failed to re-enable it */ | |
6022 | if (status) { | |
6023 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 6024 | new_settings(hdev, NULL); |
5976e608 MH |
6025 | } |
6026 | } | |
6027 | ||
6028 | void mgmt_reenable_advertising(struct hci_dev *hdev) | |
6029 | { | |
6030 | struct hci_request req; | |
6031 | ||
b145edcd | 6032 | if (hci_conn_num(hdev, LE_LINK) > 0) |
5976e608 MH |
6033 | return; |
6034 | ||
6035 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
6036 | return; | |
6037 | ||
6038 | hci_req_init(&req, hdev); | |
6039 | enable_advertising(&req); | |
6040 | ||
6041 | /* If this fails we have no option but to let user space know | |
6042 | * that we've disabled advertising. | |
6043 | */ | |
6044 | if (hci_req_run(&req, adv_enable_complete) < 0) { | |
6045 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 6046 | new_settings(hdev, NULL); |
5976e608 MH |
6047 | } |
6048 | } |