projects / deliverable / linux.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
Bluetooth: Fix SMP pairing method selection
[deliverable/linux.git] / net / bluetooth / mgmt.c
CommitLineData
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
ca69b795 27#include <linux/kernel.h>
72359753 28#include <linux/uaccess.h>
3a9a231d 29#include <linux/module.h>
0381101f
JH		 30#include <asm/unaligned.h>
31
32#include <net/bluetooth/bluetooth.h>
33#include <net/bluetooth/hci_core.h>
34#include <net/bluetooth/mgmt.h>
5fe57d9e 35#include <net/bluetooth/smp.h>
0381101f 36
d7b7e796 37bool enable_hs;
d7b7e796 38
2da9c55c 39#define MGMT_VERSION 1
053262dc 40#define MGMT_REVISION 1
02d98129 41
e70bb2e8
JH		 42static const u16 mgmt_commands[] = {
43 MGMT_OP_READ_INDEX_LIST,
44 MGMT_OP_READ_INFO,
45 MGMT_OP_SET_POWERED,
46 MGMT_OP_SET_DISCOVERABLE,
47 MGMT_OP_SET_CONNECTABLE,
48 MGMT_OP_SET_FAST_CONNECTABLE,
49 MGMT_OP_SET_PAIRABLE,
50 MGMT_OP_SET_LINK_SECURITY,
51 MGMT_OP_SET_SSP,
52 MGMT_OP_SET_HS,
53 MGMT_OP_SET_LE,
54 MGMT_OP_SET_DEV_CLASS,
55 MGMT_OP_SET_LOCAL_NAME,
56 MGMT_OP_ADD_UUID,
57 MGMT_OP_REMOVE_UUID,
58 MGMT_OP_LOAD_LINK_KEYS,
59 MGMT_OP_LOAD_LONG_TERM_KEYS,
60 MGMT_OP_DISCONNECT,
61 MGMT_OP_GET_CONNECTIONS,
62 MGMT_OP_PIN_CODE_REPLY,
63 MGMT_OP_PIN_CODE_NEG_REPLY,
64 MGMT_OP_SET_IO_CAPABILITY,
65 MGMT_OP_PAIR_DEVICE,
66 MGMT_OP_CANCEL_PAIR_DEVICE,
67 MGMT_OP_UNPAIR_DEVICE,
68 MGMT_OP_USER_CONFIRM_REPLY,
69 MGMT_OP_USER_CONFIRM_NEG_REPLY,
70 MGMT_OP_USER_PASSKEY_REPLY,
71 MGMT_OP_USER_PASSKEY_NEG_REPLY,
72 MGMT_OP_READ_LOCAL_OOB_DATA,
73 MGMT_OP_ADD_REMOTE_OOB_DATA,
74 MGMT_OP_REMOVE_REMOTE_OOB_DATA,
75 MGMT_OP_START_DISCOVERY,
76 MGMT_OP_STOP_DISCOVERY,
77 MGMT_OP_CONFIRM_NAME,
78 MGMT_OP_BLOCK_DEVICE,
79 MGMT_OP_UNBLOCK_DEVICE,
cdbaccca 80 MGMT_OP_SET_DEVICE_ID,
e70bb2e8
JH		 81};
82
83static const u16 mgmt_events[] = {
84 MGMT_EV_CONTROLLER_ERROR,
85 MGMT_EV_INDEX_ADDED,
86 MGMT_EV_INDEX_REMOVED,
87 MGMT_EV_NEW_SETTINGS,
88 MGMT_EV_CLASS_OF_DEV_CHANGED,
89 MGMT_EV_LOCAL_NAME_CHANGED,
90 MGMT_EV_NEW_LINK_KEY,
91 MGMT_EV_NEW_LONG_TERM_KEY,
92 MGMT_EV_DEVICE_CONNECTED,
93 MGMT_EV_DEVICE_DISCONNECTED,
94 MGMT_EV_CONNECT_FAILED,
95 MGMT_EV_PIN_CODE_REQUEST,
96 MGMT_EV_USER_CONFIRM_REQUEST,
97 MGMT_EV_USER_PASSKEY_REQUEST,
98 MGMT_EV_AUTH_FAILED,
99 MGMT_EV_DEVICE_FOUND,
100 MGMT_EV_DISCOVERING,
101 MGMT_EV_DEVICE_BLOCKED,
102 MGMT_EV_DEVICE_UNBLOCKED,
103 MGMT_EV_DEVICE_UNPAIRED,
104};
105
3fd24153
AG		 106/*
107 * These LE scan and inquiry parameters were chosen according to LE General
108 * Discovery Procedure specification.
109 */
110#define LE_SCAN_TYPE 0x01
111#define LE_SCAN_WIN 0x12
112#define LE_SCAN_INT 0x12
113#define LE_SCAN_TIMEOUT_LE_ONLY 10240 /* TGAP(gen_disc_scan_min) */
5e0452c0 114#define LE_SCAN_TIMEOUT_BREDR_LE 5120 /* TGAP(100)/2 */
3fd24153 115
e8777525 116#define INQUIRY_LEN_BREDR 0x08 /* TGAP(100) */
5e0452c0 117#define INQUIRY_LEN_BREDR_LE 0x04 /* TGAP(100)/2 */
2519a1fc 118
17b02e62 119#define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000)
7d78525d 120
4b34ee78
JH		 121#define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \
122 !test_bit(HCI_AUTO_OFF, &hdev->dev_flags))
123
eec8d2bc
JH		 124struct pending_cmd {
125 struct list_head list;
fc2f4b13 126 u16 opcode;
eec8d2bc 127 int index;
c68fb7ff 128 void *param;
eec8d2bc 129 struct sock *sk;
e9a416b5 130 void *user_data;
eec8d2bc
JH		 131};
132
ca69b795
JH		 133/* HCI to MGMT error code conversion table */
134static u8 mgmt_status_table[] = {
135 MGMT_STATUS_SUCCESS,
136 MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */
137 MGMT_STATUS_NOT_CONNECTED, /* No Connection */
138 MGMT_STATUS_FAILED, /* Hardware Failure */
139 MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */
140 MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */
141 MGMT_STATUS_NOT_PAIRED, /* PIN or Key Missing */
142 MGMT_STATUS_NO_RESOURCES, /* Memory Full */
143 MGMT_STATUS_TIMEOUT, /* Connection Timeout */
144 MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */
145 MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */
146 MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */
147 MGMT_STATUS_BUSY, /* Command Disallowed */
148 MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */
149 MGMT_STATUS_REJECTED, /* Rejected Security */
150 MGMT_STATUS_REJECTED, /* Rejected Personal */
151 MGMT_STATUS_TIMEOUT, /* Host Timeout */
152 MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */
153 MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */
154 MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */
155 MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */
156 MGMT_STATUS_DISCONNECTED, /* OE Power Off */
157 MGMT_STATUS_DISCONNECTED, /* Connection Terminated */
158 MGMT_STATUS_BUSY, /* Repeated Attempts */
159 MGMT_STATUS_REJECTED, /* Pairing Not Allowed */
160 MGMT_STATUS_FAILED, /* Unknown LMP PDU */
161 MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */
162 MGMT_STATUS_REJECTED, /* SCO Offset Rejected */
163 MGMT_STATUS_REJECTED, /* SCO Interval Rejected */
164 MGMT_STATUS_REJECTED, /* Air Mode Rejected */
165 MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */
166 MGMT_STATUS_FAILED, /* Unspecified Error */
167 MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */
168 MGMT_STATUS_FAILED, /* Role Change Not Allowed */
169 MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */
170 MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */
171 MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */
172 MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */
173 MGMT_STATUS_FAILED, /* Unit Link Key Used */
174 MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */
175 MGMT_STATUS_TIMEOUT, /* Instant Passed */
176 MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */
177 MGMT_STATUS_FAILED, /* Transaction Collision */
178 MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */
179 MGMT_STATUS_REJECTED, /* QoS Rejected */
180 MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */
181 MGMT_STATUS_REJECTED, /* Insufficient Security */
182 MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */
183 MGMT_STATUS_BUSY, /* Role Switch Pending */
184 MGMT_STATUS_FAILED, /* Slot Violation */
185 MGMT_STATUS_FAILED, /* Role Switch Failed */
186 MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */
187 MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */
188 MGMT_STATUS_BUSY, /* Host Busy Pairing */
189 MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */
190 MGMT_STATUS_BUSY, /* Controller Busy */
191 MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */
192 MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */
193 MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */
194 MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */
195 MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */
196};
197
198static u8 mgmt_status(u8 hci_status)
199{
200 if (hci_status < ARRAY_SIZE(mgmt_status_table))
201 return mgmt_status_table[hci_status];
202
203 return MGMT_STATUS_FAILED;
204}
205
4e51eae9 206static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status)
f7b64e69
JH		 207{
208 struct sk_buff *skb;
209 struct mgmt_hdr *hdr;
210 struct mgmt_ev_cmd_status *ev;
56b7d137 211 int err;
f7b64e69 212
34eb525c 213 BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status);
f7b64e69
JH		 214
215 skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_ATOMIC);
216 if (!skb)
217 return -ENOMEM;
218
219 hdr = (void *) skb_put(skb, sizeof(*hdr));
220
221 hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS);
4e51eae9 222 hdr->index = cpu_to_le16(index);
f7b64e69
JH		 223 hdr->len = cpu_to_le16(sizeof(*ev));
224
225 ev = (void *) skb_put(skb, sizeof(*ev));
226 ev->status = status;
eb55ef07 227 ev->opcode = cpu_to_le16(cmd);
f7b64e69 228
56b7d137
GP		 229 err = sock_queue_rcv_skb(sk, skb);
230 if (err < 0)
f7b64e69
JH		 231 kfree_skb(skb);
232
56b7d137 233 return err;
f7b64e69
JH		 234}
235
aee9b218 236static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status,
04124681 237 void *rp, size_t rp_len)
02d98129
JH		 238{
239 struct sk_buff *skb;
240 struct mgmt_hdr *hdr;
241 struct mgmt_ev_cmd_complete *ev;
56b7d137 242 int err;
02d98129
JH		 243
244 BT_DBG("sock %p", sk);
245
a38528f1 246 skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_ATOMIC);
02d98129
JH		 247 if (!skb)
248 return -ENOMEM;
249
250 hdr = (void *) skb_put(skb, sizeof(*hdr));
02d98129 251
a38528f1 252 hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE);
4e51eae9 253 hdr->index = cpu_to_le16(index);
a38528f1 254 hdr->len = cpu_to_le16(sizeof(*ev) + rp_len);
02d98129 255
a38528f1 256 ev = (void *) skb_put(skb, sizeof(*ev) + rp_len);
eb55ef07 257 ev->opcode = cpu_to_le16(cmd);
aee9b218 258 ev->status = status;
8020c16a
SJ		 259
260 if (rp)
261 memcpy(ev->data, rp, rp_len);
02d98129 262
56b7d137
GP		 263 err = sock_queue_rcv_skb(sk, skb);
264 if (err < 0)
02d98129
JH		 265 kfree_skb(skb);
266
e5f0e151 267 return err;
02d98129
JH		 268}
269
04124681
GP		 270static int read_version(struct sock *sk, struct hci_dev *hdev, void *data,
271 u16 data_len)
a38528f1
JH		 272{
273 struct mgmt_rp_read_version rp;
274
275 BT_DBG("sock %p", sk);
276
277 rp.version = MGMT_VERSION;
eb55ef07 278 rp.revision = __constant_cpu_to_le16(MGMT_REVISION);
a38528f1 279
aee9b218 280 return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp,
04124681 281 sizeof(rp));
a38528f1
JH		 282}
283
04124681
GP		 284static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data,
285 u16 data_len)
e70bb2e8
JH		 286{
287 struct mgmt_rp_read_commands *rp;
eb55ef07
MH		 288 const u16 num_commands = ARRAY_SIZE(mgmt_commands);
289 const u16 num_events = ARRAY_SIZE(mgmt_events);
2e3c35ea 290 __le16 *opcode;
e70bb2e8
JH		 291 size_t rp_size;
292 int i, err;
293
294 BT_DBG("sock %p", sk);
295
296 rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16));
297
298 rp = kmalloc(rp_size, GFP_KERNEL);
299 if (!rp)
300 return -ENOMEM;
301
eb55ef07
MH		 302 rp->num_commands = __constant_cpu_to_le16(num_commands);
303 rp->num_events = __constant_cpu_to_le16(num_events);
e70bb2e8
JH		 304
305 for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++)
306 put_unaligned_le16(mgmt_commands[i], opcode);
307
308 for (i = 0; i < num_events; i++, opcode++)
309 put_unaligned_le16(mgmt_events[i], opcode);
310
aee9b218 311 err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp,
04124681 312 rp_size);
e70bb2e8
JH		 313 kfree(rp);
314
315 return err;
316}
317
04124681
GP		 318static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data,
319 u16 data_len)
faba42eb 320{
faba42eb
JH		 321 struct mgmt_rp_read_index_list *rp;
322 struct list_head *p;
8035ded4 323 struct hci_dev *d;
a38528f1 324 size_t rp_len;
faba42eb 325 u16 count;
a38528f1 326 int i, err;
faba42eb
JH		 327
328 BT_DBG("sock %p", sk);
329
330 read_lock(&hci_dev_list_lock);
331
332 count = 0;
333 list_for_each(p, &hci_dev_list) {
334 count++;
335 }
336
a38528f1
JH		 337 rp_len = sizeof(*rp) + (2 * count);
338 rp = kmalloc(rp_len, GFP_ATOMIC);
339 if (!rp) {
b2c60d42 340 read_unlock(&hci_dev_list_lock);
faba42eb 341 return -ENOMEM;
b2c60d42 342 }
faba42eb 343
eb55ef07 344 rp->num_controllers = cpu_to_le16(count);
faba42eb
JH		 345
346 i = 0;
8035ded4 347 list_for_each_entry(d, &hci_dev_list, list) {
a8b2d5c2 348 if (test_bit(HCI_SETUP, &d->dev_flags))
ab81cbf9
JH		 349 continue;
350
eb55ef07 351 rp->index[i++] = cpu_to_le16(d->id);
faba42eb
JH		 352 BT_DBG("Added hci%u", d->id);
353 }
354
355 read_unlock(&hci_dev_list_lock);
356
aee9b218 357 err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp,
04124681 358 rp_len);
faba42eb 359
a38528f1
JH		 360 kfree(rp);
361
362 return err;
faba42eb
JH		 363}
364
69ab39ea
JH		 365static u32 get_supported_settings(struct hci_dev *hdev)
366{
367 u32 settings = 0;
368
369 settings |= MGMT_SETTING_POWERED;
370 settings |= MGMT_SETTING_CONNECTABLE;
371 settings |= MGMT_SETTING_FAST_CONNECTABLE;
372 settings |= MGMT_SETTING_DISCOVERABLE;
373 settings |= MGMT_SETTING_PAIRABLE;
374
375 if (hdev->features[6] & LMP_SIMPLE_PAIR)
376 settings |= MGMT_SETTING_SSP;
377
378 if (!(hdev->features[4] & LMP_NO_BREDR)) {
379 settings |= MGMT_SETTING_BREDR;
380 settings |= MGMT_SETTING_LINK_SECURITY;
381 }
382
d7b7e796
MH		 383 if (enable_hs)
384 settings |= MGMT_SETTING_HS;
385
9d42820f
MH		 386 if (hdev->features[4] & LMP_LE)
387 settings |= MGMT_SETTING_LE;
69ab39ea
JH		 388
389 return settings;
390}
391
392static u32 get_current_settings(struct hci_dev *hdev)
393{
394 u32 settings = 0;
395
f1f0eb02 396 if (hdev_is_powered(hdev))
f0d4b78a
MH		 397 settings |= MGMT_SETTING_POWERED;
398
5e5282bb 399 if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags))
69ab39ea
JH		 400 settings |= MGMT_SETTING_CONNECTABLE;
401
5e5282bb 402 if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags))
69ab39ea
JH		 403 settings |= MGMT_SETTING_DISCOVERABLE;
404
a8b2d5c2 405 if (test_bit(HCI_PAIRABLE, &hdev->dev_flags))
69ab39ea
JH		 406 settings |= MGMT_SETTING_PAIRABLE;
407
408 if (!(hdev->features[4] & LMP_NO_BREDR))
409 settings |= MGMT_SETTING_BREDR;
410
06199cf8 411 if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags))
69ab39ea
JH		 412 settings |= MGMT_SETTING_LE;
413
47990ea0 414 if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags))
69ab39ea
JH		 415 settings |= MGMT_SETTING_LINK_SECURITY;
416
84bde9d6 417 if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags))
69ab39ea
JH		 418 settings |= MGMT_SETTING_SSP;
419
6d80dfd0
JH		 420 if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags))
421 settings |= MGMT_SETTING_HS;
422
69ab39ea
JH		 423 return settings;
424}
425
ef580372
JH		 426#define PNP_INFO_SVCLASS_ID 0x1200
427
428static u8 bluetooth_base_uuid[] = {
429 0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80,
430 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
431};
432
433static u16 get_uuid16(u8 *uuid128)
434{
435 u32 val;
436 int i;
437
438 for (i = 0; i < 12; i++) {
439 if (bluetooth_base_uuid[i] != uuid128[i])
440 return 0;
441 }
442
3e9fb6d8 443 val = get_unaligned_le32(&uuid128[12]);
ef580372
JH		 444 if (val > 0xffff)
445 return 0;
446
447 return (u16) val;
448}
449
450static void create_eir(struct hci_dev *hdev, u8 *data)
451{
452 u8 *ptr = data;
453 u16 eir_len = 0;
454 u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)];
455 int i, truncated = 0;
456 struct bt_uuid *uuid;
457 size_t name_len;
458
459 name_len = strlen(hdev->dev_name);
460
461 if (name_len > 0) {
462 /* EIR Data type */
463 if (name_len > 48) {
464 name_len = 48;
465 ptr[1] = EIR_NAME_SHORT;
466 } else
467 ptr[1] = EIR_NAME_COMPLETE;
468
469 /* EIR Data length */
470 ptr[0] = name_len + 1;
471
472 memcpy(ptr + 2, hdev->dev_name, name_len);
473
474 eir_len += (name_len + 2);
475 ptr += (name_len + 2);
476 }
477
91c4e9b1
MH		 478 if (hdev->inq_tx_power) {
479 ptr[0] = 2;
480 ptr[1] = EIR_TX_POWER;
481 ptr[2] = (u8) hdev->inq_tx_power;
482
483 eir_len += 3;
484 ptr += 3;
485 }
486
2b9be137
MH		 487 if (hdev->devid_source > 0) {
488 ptr[0] = 9;
489 ptr[1] = EIR_DEVICE_ID;
490
491 put_unaligned_le16(hdev->devid_source, ptr + 2);
492 put_unaligned_le16(hdev->devid_vendor, ptr + 4);
493 put_unaligned_le16(hdev->devid_product, ptr + 6);
494 put_unaligned_le16(hdev->devid_version, ptr + 8);
495
496 eir_len += 10;
497 ptr += 10;
498 }
499
ef580372
JH		 500 memset(uuid16_list, 0, sizeof(uuid16_list));
501
502 /* Group all UUID16 types */
503 list_for_each_entry(uuid, &hdev->uuids, list) {
504 u16 uuid16;
505
506 uuid16 = get_uuid16(uuid->uuid);
507 if (uuid16 == 0)
508 return;
509
510 if (uuid16 < 0x1100)
511 continue;
512
513 if (uuid16 == PNP_INFO_SVCLASS_ID)
514 continue;
515
516 /* Stop if not enough space to put next UUID */
517 if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) {
518 truncated = 1;
519 break;
520 }
521
522 /* Check for duplicates */
523 for (i = 0; uuid16_list[i] != 0; i++)
524 if (uuid16_list[i] == uuid16)
525 break;
526
527 if (uuid16_list[i] == 0) {
528 uuid16_list[i] = uuid16;
529 eir_len += sizeof(u16);
530 }
531 }
532
533 if (uuid16_list[0] != 0) {
534 u8 *length = ptr;
535
536 /* EIR Data type */
537 ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL;
538
539 ptr += 2;
540 eir_len += 2;
541
542 for (i = 0; uuid16_list[i] != 0; i++) {
543 *ptr++ = (uuid16_list[i] & 0x00ff);
544 *ptr++ = (uuid16_list[i] & 0xff00) >> 8;
545 }
546
547 /* EIR Data length */
548 *length = (i * sizeof(u16)) + 1;
549 }
550}
551
552static int update_eir(struct hci_dev *hdev)
553{
554 struct hci_cp_write_eir cp;
555
504c8dcd 556 if (!hdev_is_powered(hdev))
7770c4aa
JH		 557 return 0;
558
ef580372
JH		 559 if (!(hdev->features[6] & LMP_EXT_INQ))
560 return 0;
561
84bde9d6 562 if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags))
ef580372
JH		 563 return 0;
564
a8b2d5c2 565 if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags))
ef580372
JH		 566 return 0;
567
568 memset(&cp, 0, sizeof(cp));
569
570 create_eir(hdev, cp.data);
571
572 if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0)
573 return 0;
574
575 memcpy(hdev->eir, cp.data, sizeof(cp.data));
576
577 return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp);
578}
579
580static u8 get_service_classes(struct hci_dev *hdev)
581{
582 struct bt_uuid *uuid;
583 u8 val = 0;
584
585 list_for_each_entry(uuid, &hdev->uuids, list)
586 val |= uuid->svc_hint;
587
588 return val;
589}
590
591static int update_class(struct hci_dev *hdev)
592{
593 u8 cod[3];
c95f0ba7 594 int err;
ef580372
JH		 595
596 BT_DBG("%s", hdev->name);
597
504c8dcd 598 if (!hdev_is_powered(hdev))
7770c4aa
JH		 599 return 0;
600
a8b2d5c2 601 if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags))
ef580372
JH		 602 return 0;
603
604 cod[0] = hdev->minor_class;
605 cod[1] = hdev->major_class;
606 cod[2] = get_service_classes(hdev);
607
608 if (memcmp(cod, hdev->dev_class, 3) == 0)
609 return 0;
610
c95f0ba7
JH		 611 err = hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod);
612 if (err == 0)
613 set_bit(HCI_PENDING_CLASS, &hdev->dev_flags);
614
615 return err;
ef580372
JH		 616}
617
7d78525d
JH		 618static void service_cache_off(struct work_struct *work)
619{
620 struct hci_dev *hdev = container_of(work, struct hci_dev,
04124681 621 service_cache.work);
7d78525d 622
a8b2d5c2 623 if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags))
7d78525d
JH		 624 return;
625
626 hci_dev_lock(hdev);
627
628 update_eir(hdev);
629 update_class(hdev);
630
631 hci_dev_unlock(hdev);
632}
633
6a919082 634static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev)
7d78525d 635{
4f87da80 636 if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags))
6a919082
JH		 637 return;
638
4f87da80 639 INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off);
7d78525d 640
4f87da80
JH		 641 /* Non-mgmt controlled devices get this bit set
642 * implicitly so that pairing works for them, however
643 * for mgmt we require user-space to explicitly enable
644 * it
645 */
646 clear_bit(HCI_PAIRABLE, &hdev->dev_flags);
7d78525d
JH		 647}
648
0f4e68cf 649static int read_controller_info(struct sock *sk, struct hci_dev *hdev,
04124681 650 void *data, u16 data_len)
0381101f 651{
a38528f1 652 struct mgmt_rp_read_info rp;
f7b64e69 653
bdb6d971 654 BT_DBG("sock %p %s", sk, hdev->name);
f7b64e69 655
09fd0de5 656 hci_dev_lock(hdev);
f7b64e69 657
dc4fe30b
JH		 658 memset(&rp, 0, sizeof(rp));
659
69ab39ea 660 bacpy(&rp.bdaddr, &hdev->bdaddr);
f7b64e69 661
69ab39ea 662 rp.version = hdev->hci_ver;
eb55ef07 663 rp.manufacturer = cpu_to_le16(hdev->manufacturer);
69ab39ea
JH		 664
665 rp.supported_settings = cpu_to_le32(get_supported_settings(hdev));
666 rp.current_settings = cpu_to_le32(get_current_settings(hdev));
f7b64e69 667
a38528f1 668 memcpy(rp.dev_class, hdev->dev_class, 3);
f7b64e69 669
dc4fe30b 670 memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name));
27fcc362 671 memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name));
dc4fe30b 672
09fd0de5 673 hci_dev_unlock(hdev);
0381101f 674
bdb6d971 675 return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp,
04124681 676 sizeof(rp));
0381101f
JH		 677}
678
eec8d2bc
JH		 679static void mgmt_pending_free(struct pending_cmd *cmd)
680{
681 sock_put(cmd->sk);
c68fb7ff 682 kfree(cmd->param);
eec8d2bc
JH		 683 kfree(cmd);
684}
685
366a0336 686static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode,
04124681
GP		 687 struct hci_dev *hdev, void *data,
688 u16 len)
eec8d2bc
JH		 689{
690 struct pending_cmd *cmd;
691
692 cmd = kmalloc(sizeof(*cmd), GFP_ATOMIC);
693 if (!cmd)
366a0336 694 return NULL;
eec8d2bc
JH		 695
696 cmd->opcode = opcode;
2e58ef3e 697 cmd->index = hdev->id;
eec8d2bc 698
c68fb7ff
SJ		 699 cmd->param = kmalloc(len, GFP_ATOMIC);
700 if (!cmd->param) {
eec8d2bc 701 kfree(cmd);
366a0336 702 return NULL;
eec8d2bc
JH		 703 }
704
8fce6357
SJ		 705 if (data)
706 memcpy(cmd->param, data, len);
eec8d2bc
JH		 707
708 cmd->sk = sk;
709 sock_hold(sk);
710
2e58ef3e 711 list_add(&cmd->list, &hdev->mgmt_pending);
eec8d2bc 712
366a0336 713 return cmd;
eec8d2bc
JH		 714}
715
744cf19e 716static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev,
04124681
GP		 717 void (*cb)(struct pending_cmd *cmd, void *data),
718 void *data)
eec8d2bc
JH		 719{
720 struct list_head *p, *n;
721
2e58ef3e 722 list_for_each_safe(p, n, &hdev->mgmt_pending) {
eec8d2bc
JH		 723 struct pending_cmd *cmd;
724
725 cmd = list_entry(p, struct pending_cmd, list);
726
b24752fe 727 if (opcode > 0 && cmd->opcode != opcode)
eec8d2bc
JH		 728 continue;
729
eec8d2bc
JH		 730 cb(cmd, data);
731 }
732}
733
2e58ef3e 734static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev)
eec8d2bc 735{
8035ded4 736 struct pending_cmd *cmd;
eec8d2bc 737
2e58ef3e 738 list_for_each_entry(cmd, &hdev->mgmt_pending, list) {
2aeabcbe
JH		 739 if (cmd->opcode == opcode)
740 return cmd;
eec8d2bc
JH		 741 }
742
743 return NULL;
744}
745
a664b5bc 746static void mgmt_pending_remove(struct pending_cmd *cmd)
73f22f62 747{
73f22f62
JH		 748 list_del(&cmd->list);
749 mgmt_pending_free(cmd);
750}
751
69ab39ea 752static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev)
8680570b 753{
69ab39ea 754 __le32 settings = cpu_to_le32(get_current_settings(hdev));
8680570b 755
aee9b218 756 return cmd_complete(sk, hdev->id, opcode, 0, &settings,
04124681 757 sizeof(settings));
8680570b
JH		 758}
759
bdb6d971 760static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 761 u16 len)
eec8d2bc 762{
650f726d 763 struct mgmt_mode *cp = data;
366a0336 764 struct pending_cmd *cmd;
4b34ee78 765 int err;
eec8d2bc 766
bdb6d971 767 BT_DBG("request for %s", hdev->name);
eec8d2bc 768
09fd0de5 769 hci_dev_lock(hdev);
eec8d2bc 770
f0d4b78a
MH		 771 if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) {
772 cancel_delayed_work(&hdev->power_off);
773
774 if (cp->val) {
775 err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev);
776 mgmt_powered(hdev, 1);
777 goto failed;
778 }
779 }
780
4b34ee78 781 if (!!cp->val == hdev_is_powered(hdev)) {
69ab39ea 782 err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev);
eec8d2bc
JH		 783 goto failed;
784 }
785
2e58ef3e 786 if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) {
bdb6d971 787 err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED,
04124681 788 MGMT_STATUS_BUSY);
eec8d2bc
JH		 789 goto failed;
790 }
791
2e58ef3e 792 cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len);
366a0336
JH		 793 if (!cmd) {
794 err = -ENOMEM;
eec8d2bc 795 goto failed;
366a0336 796 }
eec8d2bc 797
72a734ec 798 if (cp->val)
7f971041 799 schedule_work(&hdev->power_on);
eec8d2bc 800 else
80b7ab33 801 schedule_work(&hdev->power_off.work);
eec8d2bc 802
366a0336 803 err = 0;
eec8d2bc
JH		 804
805failed:
09fd0de5 806 hci_dev_unlock(hdev);
366a0336 807 return err;
eec8d2bc
JH		 808}
809
04124681
GP		 810static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 data_len,
811 struct sock *skip_sk)
beadb2bd
JH		 812{
813 struct sk_buff *skb;
814 struct mgmt_hdr *hdr;
815
816 skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC);
817 if (!skb)
818 return -ENOMEM;
819
820 hdr = (void *) skb_put(skb, sizeof(*hdr));
821 hdr->opcode = cpu_to_le16(event);
822 if (hdev)
823 hdr->index = cpu_to_le16(hdev->id);
824 else
825 hdr->index = cpu_to_le16(MGMT_INDEX_NONE);
826 hdr->len = cpu_to_le16(data_len);
827
828 if (data)
829 memcpy(skb_put(skb, data_len), data, data_len);
830
97e0bdeb
MH		 831 /* Time stamp */
832 __net_timestamp(skb);
833
beadb2bd
JH		 834 hci_send_to_control(skb, skip_sk);
835 kfree_skb(skb);
836
837 return 0;
838}
839
840static int new_settings(struct hci_dev *hdev, struct sock *skip)
841{
842 __le32 ev;
843
844 ev = cpu_to_le32(get_current_settings(hdev));
845
846 return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip);
847}
848
bdb6d971 849static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 850 u16 len)
73f22f62 851{
650f726d 852 struct mgmt_cp_set_discoverable *cp = data;
366a0336 853 struct pending_cmd *cmd;
5e5282bb 854 u16 timeout;
73f22f62
JH		 855 u8 scan;
856 int err;
857
bdb6d971 858 BT_DBG("request for %s", hdev->name);
73f22f62 859
1f350c87 860 timeout = __le16_to_cpu(cp->timeout);
24c54a90 861 if (!cp->val && timeout > 0)
bdb6d971 862 return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
04124681 863 MGMT_STATUS_INVALID_PARAMS);
73f22f62 864
09fd0de5 865 hci_dev_lock(hdev);
73f22f62 866
5e5282bb 867 if (!hdev_is_powered(hdev) && timeout > 0) {
bdb6d971 868 err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
04124681 869 MGMT_STATUS_NOT_POWERED);
73f22f62
JH		 870 goto failed;
871 }
872
2e58ef3e
JH		 873 if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) ||
874 mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) {
bdb6d971 875 err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
04124681 876 MGMT_STATUS_BUSY);
73f22f62
JH		 877 goto failed;
878 }
879
5e5282bb 880 if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) {
bdb6d971 881 err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
04124681 882 MGMT_STATUS_REJECTED);
5e5282bb
JH		 883 goto failed;
884 }
885
886 if (!hdev_is_powered(hdev)) {
0224d2fa
JH		 887 bool changed = false;
888
889 if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) {
890 change_bit(HCI_DISCOVERABLE, &hdev->dev_flags);
891 changed = true;
892 }
893
5e5282bb 894 err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev);
0224d2fa
JH		 895 if (err < 0)
896 goto failed;
897
898 if (changed)
899 err = new_settings(hdev, sk);
900
5e5282bb
JH		 901 goto failed;
902 }
903
904 if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) {
955638ec
MH		 905 if (hdev->discov_timeout > 0) {
906 cancel_delayed_work(&hdev->discov_off);
907 hdev->discov_timeout = 0;
908 }
909
910 if (cp->val && timeout > 0) {
911 hdev->discov_timeout = timeout;
912 queue_delayed_work(hdev->workqueue, &hdev->discov_off,
913 msecs_to_jiffies(hdev->discov_timeout * 1000));
914 }
915
69ab39ea 916 err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev);
73f22f62
JH		 917 goto failed;
918 }
919
2e58ef3e 920 cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len);
366a0336
JH		 921 if (!cmd) {
922 err = -ENOMEM;
73f22f62 923 goto failed;
366a0336 924 }
73f22f62
JH		 925
926 scan = SCAN_PAGE;
927
72a734ec 928 if (cp->val)
73f22f62 929 scan |= SCAN_INQUIRY;
16ab91ab 930 else
e0f9309f 931 cancel_delayed_work(&hdev->discov_off);
73f22f62
JH		 932
933 err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan);
934 if (err < 0)
a664b5bc 935 mgmt_pending_remove(cmd);
73f22f62 936
16ab91ab 937 if (cp->val)
5e5282bb 938 hdev->discov_timeout = timeout;
16ab91ab 939
73f22f62 940failed:
09fd0de5 941 hci_dev_unlock(hdev);
73f22f62
JH		 942 return err;
943}
944
bdb6d971 945static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 946 u16 len)
9fbcbb45 947{
650f726d 948 struct mgmt_mode *cp = data;
366a0336 949 struct pending_cmd *cmd;
9fbcbb45
JH		 950 u8 scan;
951 int err;
952
bdb6d971 953 BT_DBG("request for %s", hdev->name);
9fbcbb45 954
09fd0de5 955 hci_dev_lock(hdev);
9fbcbb45 956
4b34ee78 957 if (!hdev_is_powered(hdev)) {
0224d2fa
JH		 958 bool changed = false;
959
960 if (!!cp->val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags))
961 changed = true;
962
6bf0e469 963 if (cp->val) {
5e5282bb 964 set_bit(HCI_CONNECTABLE, &hdev->dev_flags);
6bf0e469 965 } else {
5e5282bb
JH		 966 clear_bit(HCI_CONNECTABLE, &hdev->dev_flags);
967 clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags);
968 }
0224d2fa 969
5e5282bb 970 err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev);
0224d2fa
JH		 971 if (err < 0)
972 goto failed;
973
974 if (changed)
975 err = new_settings(hdev, sk);
976
9fbcbb45
JH		 977 goto failed;
978 }
979
2e58ef3e
JH		 980 if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) ||
981 mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) {
bdb6d971 982 err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE,
04124681 983 MGMT_STATUS_BUSY);
9fbcbb45
JH		 984 goto failed;
985 }
986
5e5282bb 987 if (!!cp->val == test_bit(HCI_PSCAN, &hdev->flags)) {
69ab39ea 988 err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev);
9fbcbb45
JH		 989 goto failed;
990 }
991
2e58ef3e 992 cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len);
366a0336
JH		 993 if (!cmd) {
994 err = -ENOMEM;
9fbcbb45 995 goto failed;
366a0336 996 }
9fbcbb45 997
6bf0e469 998 if (cp->val) {
9fbcbb45 999 scan = SCAN_PAGE;
6bf0e469 1000 } else {
9fbcbb45
JH		 1001 scan = 0;
1002
df2c6c5e
JH		 1003 if (test_bit(HCI_ISCAN, &hdev->flags) &&
1004 hdev->discov_timeout > 0)
1005 cancel_delayed_work(&hdev->discov_off);
1006 }
1007
9fbcbb45
JH		 1008 err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan);
1009 if (err < 0)
a664b5bc 1010 mgmt_pending_remove(cmd);
9fbcbb45
JH		 1011
1012failed:
09fd0de5 1013 hci_dev_unlock(hdev);
9fbcbb45
JH		 1014 return err;
1015}
1016
bdb6d971 1017static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 1018 u16 len)
c542a06c 1019{
650f726d 1020 struct mgmt_mode *cp = data;
c542a06c
JH		 1021 int err;
1022
bdb6d971 1023 BT_DBG("request for %s", hdev->name);
c542a06c 1024
09fd0de5 1025 hci_dev_lock(hdev);
c542a06c
JH		 1026
1027 if (cp->val)
a8b2d5c2 1028 set_bit(HCI_PAIRABLE, &hdev->dev_flags);
c542a06c 1029 else
a8b2d5c2 1030 clear_bit(HCI_PAIRABLE, &hdev->dev_flags);
c542a06c 1031
69ab39ea 1032 err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev);
c542a06c
JH		 1033 if (err < 0)
1034 goto failed;
1035
beadb2bd 1036 err = new_settings(hdev, sk);
c542a06c
JH		 1037
1038failed:
09fd0de5 1039 hci_dev_unlock(hdev);
c542a06c
JH		 1040 return err;
1041}
1042
04124681
GP		 1043static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data,
1044 u16 len)
33ef95ed
JH		 1045{
1046 struct mgmt_mode *cp = data;
1047 struct pending_cmd *cmd;
816a11d5 1048 u8 val;
33ef95ed
JH		 1049 int err;
1050
bdb6d971 1051 BT_DBG("request for %s", hdev->name);
33ef95ed 1052
33ef95ed
JH		 1053 hci_dev_lock(hdev);
1054
4b34ee78 1055 if (!hdev_is_powered(hdev)) {
47990ea0
JH		 1056 bool changed = false;
1057
1058 if (!!cp->val != test_bit(HCI_LINK_SECURITY,
1059 &hdev->dev_flags)) {
1060 change_bit(HCI_LINK_SECURITY, &hdev->dev_flags);
1061 changed = true;
1062 }
1063
1064 err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev);
1065 if (err < 0)
1066 goto failed;
1067
1068 if (changed)
1069 err = new_settings(hdev, sk);
1070
33ef95ed
JH		 1071 goto failed;
1072 }
1073
1074 if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) {
bdb6d971 1075 err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY,
04124681 1076 MGMT_STATUS_BUSY);
33ef95ed
JH		 1077 goto failed;
1078 }
1079
1080 val = !!cp->val;
1081
1082 if (test_bit(HCI_AUTH, &hdev->flags) == val) {
1083 err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev);
1084 goto failed;
1085 }
1086
1087 cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len);
1088 if (!cmd) {
1089 err = -ENOMEM;
1090 goto failed;
1091 }
1092
1093 err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val);
1094 if (err < 0) {
1095 mgmt_pending_remove(cmd);
1096 goto failed;
1097 }
1098
1099failed:
1100 hci_dev_unlock(hdev);
33ef95ed
JH		 1101 return err;
1102}
1103
bdb6d971 1104static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
ed2c4ee3
JH		 1105{
1106 struct mgmt_mode *cp = data;
1107 struct pending_cmd *cmd;
816a11d5 1108 u8 val;
ed2c4ee3
JH		 1109 int err;
1110
bdb6d971 1111 BT_DBG("request for %s", hdev->name);
ed2c4ee3 1112
ed2c4ee3
JH		 1113 hci_dev_lock(hdev);
1114
6c8f12c1 1115 if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) {
bdb6d971 1116 err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
04124681 1117 MGMT_STATUS_NOT_SUPPORTED);
6c8f12c1
JH		 1118 goto failed;
1119 }
1120
c0ecddc2
JH		 1121 val = !!cp->val;
1122
4b34ee78 1123 if (!hdev_is_powered(hdev)) {
c0ecddc2
JH		 1124 bool changed = false;
1125
1126 if (val != test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) {
1127 change_bit(HCI_SSP_ENABLED, &hdev->dev_flags);
1128 changed = true;
1129 }
1130
1131 err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev);
1132 if (err < 0)
1133 goto failed;
1134
1135 if (changed)
1136 err = new_settings(hdev, sk);
1137
ed2c4ee3
JH		 1138 goto failed;
1139 }
1140
1141 if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev)) {
d97dcb66
SJ		 1142 err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
1143 MGMT_STATUS_BUSY);
ed2c4ee3
JH		 1144 goto failed;
1145 }
1146
ed2c4ee3
JH		 1147 if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) == val) {
1148 err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev);
1149 goto failed;
1150 }
1151
1152 cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len);
1153 if (!cmd) {
1154 err = -ENOMEM;
1155 goto failed;
1156 }
1157
1158 err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, sizeof(val), &val);
1159 if (err < 0) {
1160 mgmt_pending_remove(cmd);
1161 goto failed;
1162 }
1163
1164failed:
1165 hci_dev_unlock(hdev);
ed2c4ee3
JH		 1166 return err;
1167}
1168
bdb6d971 1169static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
6d80dfd0
JH		 1170{
1171 struct mgmt_mode *cp = data;
6d80dfd0 1172
bdb6d971 1173 BT_DBG("request for %s", hdev->name);
6d80dfd0 1174
bdb6d971
JH		 1175 if (!enable_hs)
1176 return cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
04124681 1177 MGMT_STATUS_NOT_SUPPORTED);
6d80dfd0
JH		 1178
1179 if (cp->val)
1180 set_bit(HCI_HS_ENABLED, &hdev->dev_flags);
1181 else
1182 clear_bit(HCI_HS_ENABLED, &hdev->dev_flags);
1183
bdb6d971 1184 return send_settings_rsp(sk, MGMT_OP_SET_HS, hdev);
6d80dfd0
JH		 1185}
1186
bdb6d971 1187static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
06199cf8
JH		 1188{
1189 struct mgmt_mode *cp = data;
1190 struct hci_cp_write_le_host_supported hci_cp;
1191 struct pending_cmd *cmd;
06199cf8 1192 int err;
0b60eba1 1193 u8 val, enabled;
06199cf8 1194
bdb6d971 1195 BT_DBG("request for %s", hdev->name);
06199cf8 1196
1de028ce
JH		 1197 hci_dev_lock(hdev);
1198
9d42820f 1199 if (!(hdev->features[4] & LMP_LE)) {
bdb6d971 1200 err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
04124681 1201 MGMT_STATUS_NOT_SUPPORTED);
1de028ce 1202 goto unlock;
06199cf8
JH		 1203 }
1204
1205 val = !!cp->val;
0b60eba1 1206 enabled = !!(hdev->host_features[0] & LMP_HOST_LE);
06199cf8 1207
0b60eba1 1208 if (!hdev_is_powered(hdev) || val == enabled) {
06199cf8
JH		 1209 bool changed = false;
1210
1211 if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) {
1212 change_bit(HCI_LE_ENABLED, &hdev->dev_flags);
1213 changed = true;
1214 }
1215
1216 err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev);
1217 if (err < 0)
1de028ce 1218 goto unlock;
06199cf8
JH		 1219
1220 if (changed)
1221 err = new_settings(hdev, sk);
1222
1de028ce 1223 goto unlock;
06199cf8
JH		 1224 }
1225
1226 if (mgmt_pending_find(MGMT_OP_SET_LE, hdev)) {
bdb6d971 1227 err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
04124681 1228 MGMT_STATUS_BUSY);
1de028ce 1229 goto unlock;
06199cf8
JH		 1230 }
1231
1232 cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len);
1233 if (!cmd) {
1234 err = -ENOMEM;
1de028ce 1235 goto unlock;
06199cf8
JH		 1236 }
1237
1238 memset(&hci_cp, 0, sizeof(hci_cp));
1239
1240 if (val) {
1241 hci_cp.le = val;
1242 hci_cp.simul = !!(hdev->features[6] & LMP_SIMUL_LE_BR);
1243 }
1244
04124681
GP		 1245 err = hci_send_cmd(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp),
1246 &hci_cp);
0c01bc48 1247 if (err < 0)
06199cf8 1248 mgmt_pending_remove(cmd);
06199cf8 1249
1de028ce
JH		 1250unlock:
1251 hci_dev_unlock(hdev);
06199cf8
JH		 1252 return err;
1253}
1254
bdb6d971 1255static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
2aeb9a1a 1256{
650f726d 1257 struct mgmt_cp_add_uuid *cp = data;
90e70454 1258 struct pending_cmd *cmd;
2aeb9a1a 1259 struct bt_uuid *uuid;
2aeb9a1a
JH		 1260 int err;
1261
bdb6d971 1262 BT_DBG("request for %s", hdev->name);
2aeb9a1a 1263
09fd0de5 1264 hci_dev_lock(hdev);
2aeb9a1a 1265
c95f0ba7 1266 if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1267 err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID,
04124681 1268 MGMT_STATUS_BUSY);
c95f0ba7
JH		 1269 goto failed;
1270 }
1271
2aeb9a1a
JH		 1272 uuid = kmalloc(sizeof(*uuid), GFP_ATOMIC);
1273 if (!uuid) {
1274 err = -ENOMEM;
1275 goto failed;
1276 }
1277
1278 memcpy(uuid->uuid, cp->uuid, 16);
1aff6f09 1279 uuid->svc_hint = cp->svc_hint;
2aeb9a1a
JH		 1280
1281 list_add(&uuid->list, &hdev->uuids);
1282
1aff6f09
JH		 1283 err = update_class(hdev);
1284 if (err < 0)
1285 goto failed;
1286
80a1e1db
JH		 1287 err = update_eir(hdev);
1288 if (err < 0)
1289 goto failed;
1290
90e70454 1291 if (!test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1292 err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0,
04124681 1293 hdev->dev_class, 3);
90e70454
JH		 1294 goto failed;
1295 }
1296
1297 cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len);
0c01bc48 1298 if (!cmd)
90e70454 1299 err = -ENOMEM;
2aeb9a1a
JH		 1300
1301failed:
09fd0de5 1302 hci_dev_unlock(hdev);
2aeb9a1a
JH		 1303 return err;
1304}
1305
24b78d0f
JH		 1306static bool enable_service_cache(struct hci_dev *hdev)
1307{
1308 if (!hdev_is_powered(hdev))
1309 return false;
1310
1311 if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) {
17b02e62 1312 schedule_delayed_work(&hdev->service_cache, CACHE_TIMEOUT);
24b78d0f
JH		 1313 return true;
1314 }
1315
1316 return false;
1317}
1318
bdb6d971
JH		 1319static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data,
1320 u16 len)
2aeb9a1a 1321{
650f726d 1322 struct mgmt_cp_remove_uuid *cp = data;
90e70454 1323 struct pending_cmd *cmd;
2aeb9a1a 1324 struct list_head *p, *n;
2aeb9a1a 1325 u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
2aeb9a1a
JH		 1326 int err, found;
1327
bdb6d971 1328 BT_DBG("request for %s", hdev->name);
2aeb9a1a 1329
09fd0de5 1330 hci_dev_lock(hdev);
2aeb9a1a 1331
c95f0ba7 1332 if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1333 err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID,
04124681 1334 MGMT_STATUS_BUSY);
c95f0ba7
JH		 1335 goto unlock;
1336 }
1337
2aeb9a1a
JH		 1338 if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) {
1339 err = hci_uuids_clear(hdev);
4004b6d9 1340
24b78d0f 1341 if (enable_service_cache(hdev)) {
bdb6d971 1342 err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID,
04124681 1343 0, hdev->dev_class, 3);
24b78d0f
JH		 1344 goto unlock;
1345 }
4004b6d9 1346
9246a869 1347 goto update_class;
2aeb9a1a
JH		 1348 }
1349
1350 found = 0;
1351
1352 list_for_each_safe(p, n, &hdev->uuids) {
1353 struct bt_uuid *match = list_entry(p, struct bt_uuid, list);
1354
1355 if (memcmp(match->uuid, cp->uuid, 16) != 0)
1356 continue;
1357
1358 list_del(&match->list);
1359 found++;
1360 }
1361
1362 if (found == 0) {
bdb6d971 1363 err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID,
04124681 1364 MGMT_STATUS_INVALID_PARAMS);
2aeb9a1a
JH		 1365 goto unlock;
1366 }
1367
9246a869 1368update_class:
1aff6f09
JH		 1369 err = update_class(hdev);
1370 if (err < 0)
1371 goto unlock;
1372
80a1e1db
JH		 1373 err = update_eir(hdev);
1374 if (err < 0)
1375 goto unlock;
1376
90e70454 1377 if (!test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1378 err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0,
04124681 1379 hdev->dev_class, 3);
90e70454
JH		 1380 goto unlock;
1381 }
1382
1383 cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len);
0c01bc48 1384 if (!cmd)
90e70454 1385 err = -ENOMEM;
2aeb9a1a
JH		 1386
1387unlock:
09fd0de5 1388 hci_dev_unlock(hdev);
2aeb9a1a
JH		 1389 return err;
1390}
1391
bdb6d971 1392static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 1393 u16 len)
1aff6f09 1394{
650f726d 1395 struct mgmt_cp_set_dev_class *cp = data;
90e70454 1396 struct pending_cmd *cmd;
1aff6f09
JH		 1397 int err;
1398
bdb6d971 1399 BT_DBG("request for %s", hdev->name);
1aff6f09 1400
09fd0de5 1401 hci_dev_lock(hdev);
1aff6f09 1402
c95f0ba7 1403 if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1404 err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
04124681 1405 MGMT_STATUS_BUSY);
c95f0ba7
JH		 1406 goto unlock;
1407 }
1408
932f5ff5
JH		 1409 hdev->major_class = cp->major;
1410 hdev->minor_class = cp->minor;
1411
b5235a65 1412 if (!hdev_is_powered(hdev)) {
bdb6d971 1413 err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0,
04124681 1414 hdev->dev_class, 3);
b5235a65
JH		 1415 goto unlock;
1416 }
1417
a8b2d5c2 1418 if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) {
7d78525d
JH		 1419 hci_dev_unlock(hdev);
1420 cancel_delayed_work_sync(&hdev->service_cache);
1421 hci_dev_lock(hdev);
14c0b608 1422 update_eir(hdev);
7d78525d 1423 }
14c0b608 1424
1aff6f09 1425 err = update_class(hdev);
90e70454
JH		 1426 if (err < 0)
1427 goto unlock;
1aff6f09 1428
90e70454 1429 if (!test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1430 err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0,
04124681 1431 hdev->dev_class, 3);
90e70454
JH		 1432 goto unlock;
1433 }
1434
1435 cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len);
0c01bc48 1436 if (!cmd)
90e70454 1437 err = -ENOMEM;
1aff6f09 1438
b5235a65 1439unlock:
09fd0de5 1440 hci_dev_unlock(hdev);
1aff6f09
JH		 1441 return err;
1442}
1443
bdb6d971
JH		 1444static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data,
1445 u16 len)
55ed8ca1 1446{
650f726d 1447 struct mgmt_cp_load_link_keys *cp = data;
4e51eae9 1448 u16 key_count, expected_len;
a492cd52 1449 int i;
55ed8ca1 1450
1f350c87 1451 key_count = __le16_to_cpu(cp->key_count);
55ed8ca1 1452
86742e1e
JH		 1453 expected_len = sizeof(*cp) + key_count *
1454 sizeof(struct mgmt_link_key_info);
a492cd52 1455 if (expected_len != len) {
86742e1e 1456 BT_ERR("load_link_keys: expected %u bytes, got %u bytes",
a492cd52 1457 len, expected_len);
bdb6d971 1458 return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS,
04124681 1459 MGMT_STATUS_INVALID_PARAMS);
55ed8ca1
JH		 1460 }
1461
bdb6d971 1462 BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys,
55ed8ca1
JH		 1463 key_count);
1464
09fd0de5 1465 hci_dev_lock(hdev);
55ed8ca1
JH		 1466
1467 hci_link_keys_clear(hdev);
1468
a8b2d5c2 1469 set_bit(HCI_LINK_KEYS, &hdev->dev_flags);
55ed8ca1
JH		 1470
1471 if (cp->debug_keys)
a8b2d5c2 1472 set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags);
55ed8ca1 1473 else
a8b2d5c2 1474 clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags);
55ed8ca1 1475
a492cd52 1476 for (i = 0; i < key_count; i++) {
86742e1e 1477 struct mgmt_link_key_info *key = &cp->keys[i];
55ed8ca1 1478
d753fdc4 1479 hci_add_link_key(hdev, NULL, 0, &key->addr.bdaddr, key->val,
04124681 1480 key->type, key->pin_len);
55ed8ca1
JH		 1481 }
1482
bdb6d971 1483 cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0);
0e5f875a 1484
09fd0de5 1485 hci_dev_unlock(hdev);
55ed8ca1 1486
a492cd52 1487 return 0;
55ed8ca1
JH		 1488}
1489
b1078ad0 1490static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 1491 u8 addr_type, struct sock *skip_sk)
b1078ad0
JH		 1492{
1493 struct mgmt_ev_device_unpaired ev;
1494
1495 bacpy(&ev.addr.bdaddr, bdaddr);
1496 ev.addr.type = addr_type;
1497
1498 return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev),
04124681 1499 skip_sk);
b1078ad0
JH		 1500}
1501
bdb6d971 1502static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 1503 u16 len)
55ed8ca1 1504{
124f6e35
JH		 1505 struct mgmt_cp_unpair_device *cp = data;
1506 struct mgmt_rp_unpair_device rp;
a8a1d19e
JH		 1507 struct hci_cp_disconnect dc;
1508 struct pending_cmd *cmd;
55ed8ca1 1509 struct hci_conn *conn;
55ed8ca1
JH		 1510 int err;
1511
09fd0de5 1512 hci_dev_lock(hdev);
55ed8ca1 1513
a8a1d19e 1514 memset(&rp, 0, sizeof(rp));
124f6e35
JH		 1515 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
1516 rp.addr.type = cp->addr.type;
a8a1d19e 1517
86a8cfc6 1518 if (!hdev_is_powered(hdev)) {
bdb6d971 1519 err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
04124681 1520 MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp));
86a8cfc6
JH		 1521 goto unlock;
1522 }
1523
591f47f3 1524 if (cp->addr.type == BDADDR_BREDR)
124f6e35
JH		 1525 err = hci_remove_link_key(hdev, &cp->addr.bdaddr);
1526 else
1527 err = hci_remove_ltk(hdev, &cp->addr.bdaddr);
b0dbfb46 1528
55ed8ca1 1529 if (err < 0) {
bdb6d971 1530 err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
04124681 1531 MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp));
55ed8ca1
JH		 1532 goto unlock;
1533 }
1534
86a8cfc6 1535 if (cp->disconnect) {
591f47f3 1536 if (cp->addr.type == BDADDR_BREDR)
86a8cfc6 1537 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
124f6e35 1538 &cp->addr.bdaddr);
86a8cfc6
JH		 1539 else
1540 conn = hci_conn_hash_lookup_ba(hdev, LE_LINK,
124f6e35 1541 &cp->addr.bdaddr);
86a8cfc6
JH		 1542 } else {
1543 conn = NULL;
1544 }
124f6e35 1545
a8a1d19e 1546 if (!conn) {
bdb6d971 1547 err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0,
04124681 1548 &rp, sizeof(rp));
b1078ad0 1549 device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk);
a8a1d19e
JH		 1550 goto unlock;
1551 }
55ed8ca1 1552
124f6e35 1553 cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp,
04124681 1554 sizeof(*cp));
a8a1d19e
JH		 1555 if (!cmd) {
1556 err = -ENOMEM;
1557 goto unlock;
55ed8ca1
JH		 1558 }
1559
eb55ef07 1560 dc.handle = cpu_to_le16(conn->handle);
a8a1d19e
JH		 1561 dc.reason = 0x13; /* Remote User Terminated Connection */
1562 err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc);
1563 if (err < 0)
1564 mgmt_pending_remove(cmd);
1565
55ed8ca1 1566unlock:
09fd0de5 1567 hci_dev_unlock(hdev);
55ed8ca1
JH		 1568 return err;
1569}
1570
bdb6d971 1571static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 1572 u16 len)
8962ee74 1573{
650f726d 1574 struct mgmt_cp_disconnect *cp = data;
8962ee74 1575 struct hci_cp_disconnect dc;
366a0336 1576 struct pending_cmd *cmd;
8962ee74 1577 struct hci_conn *conn;
8962ee74
JH		 1578 int err;
1579
1580 BT_DBG("");
1581
09fd0de5 1582 hci_dev_lock(hdev);
8962ee74
JH		 1583
1584 if (!test_bit(HCI_UP, &hdev->flags)) {
bdb6d971 1585 err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
04124681 1586 MGMT_STATUS_NOT_POWERED);
8962ee74
JH		 1587 goto failed;
1588 }
1589
2e58ef3e 1590 if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) {
bdb6d971 1591 err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
04124681 1592 MGMT_STATUS_BUSY);
8962ee74
JH		 1593 goto failed;
1594 }
1595
591f47f3 1596 if (cp->addr.type == BDADDR_BREDR)
88c3df13
JH		 1597 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr);
1598 else
1599 conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr);
365227e5 1600
8962ee74 1601 if (!conn) {
bdb6d971 1602 err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
04124681 1603 MGMT_STATUS_NOT_CONNECTED);
8962ee74
JH		 1604 goto failed;
1605 }
1606
2e58ef3e 1607 cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len);
366a0336
JH		 1608 if (!cmd) {
1609 err = -ENOMEM;
8962ee74 1610 goto failed;
366a0336 1611 }
8962ee74 1612
eb55ef07 1613 dc.handle = cpu_to_le16(conn->handle);
8962ee74
JH		 1614 dc.reason = 0x13; /* Remote User Terminated Connection */
1615
1616 err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc);
1617 if (err < 0)
a664b5bc 1618 mgmt_pending_remove(cmd);
8962ee74
JH		 1619
1620failed:
09fd0de5 1621 hci_dev_unlock(hdev);
8962ee74
JH		 1622 return err;
1623}
1624
57c1477c 1625static u8 link_to_bdaddr(u8 link_type, u8 addr_type)
4c659c39
JH		 1626{
1627 switch (link_type) {
1628 case LE_LINK:
48264f06
JH		 1629 switch (addr_type) {
1630 case ADDR_LE_DEV_PUBLIC:
591f47f3 1631 return BDADDR_LE_PUBLIC;
0ed09148 1632
48264f06 1633 default:
0ed09148 1634 /* Fallback to LE Random address type */
591f47f3 1635 return BDADDR_LE_RANDOM;
48264f06 1636 }
0ed09148 1637
4c659c39 1638 default:
0ed09148 1639 /* Fallback to BR/EDR type */
591f47f3 1640 return BDADDR_BREDR;
4c659c39
JH		 1641 }
1642}
1643
04124681
GP		 1644static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data,
1645 u16 data_len)
2784eb41 1646{
2784eb41 1647 struct mgmt_rp_get_connections *rp;
8035ded4 1648 struct hci_conn *c;
a38528f1 1649 size_t rp_len;
60fc5fb6
JH		 1650 int err;
1651 u16 i;
2784eb41
JH		 1652
1653 BT_DBG("");
1654
09fd0de5 1655 hci_dev_lock(hdev);
2784eb41 1656
5f97c1df 1657 if (!hdev_is_powered(hdev)) {
bdb6d971 1658 err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS,
04124681 1659 MGMT_STATUS_NOT_POWERED);
5f97c1df
JH		 1660 goto unlock;
1661 }
1662
60fc5fb6 1663 i = 0;
b644ba33
JH		 1664 list_for_each_entry(c, &hdev->conn_hash.list, list) {
1665 if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags))
60fc5fb6 1666 i++;
2784eb41
JH		 1667 }
1668
60fc5fb6 1669 rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info));
a38528f1
JH		 1670 rp = kmalloc(rp_len, GFP_ATOMIC);
1671 if (!rp) {
2784eb41
JH		 1672 err = -ENOMEM;
1673 goto unlock;
1674 }
1675
2784eb41 1676 i = 0;
4c659c39 1677 list_for_each_entry(c, &hdev->conn_hash.list, list) {
b644ba33
JH		 1678 if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags))
1679 continue;
4c659c39 1680 bacpy(&rp->addr[i].bdaddr, &c->dst);
57c1477c 1681 rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type);
0ed09148 1682 if (c->type == SCO_LINK || c->type == ESCO_LINK)
4c659c39
JH		 1683 continue;
1684 i++;
1685 }
1686
eb55ef07 1687 rp->conn_count = cpu_to_le16(i);
60fc5fb6 1688
4c659c39
JH		 1689 /* Recalculate length in case of filtered SCO connections, etc */
1690 rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info));
2784eb41 1691
bdb6d971 1692 err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp,
04124681 1693 rp_len);
2784eb41 1694
a38528f1 1695 kfree(rp);
5f97c1df
JH		 1696
1697unlock:
09fd0de5 1698 hci_dev_unlock(hdev);
2784eb41
JH		 1699 return err;
1700}
1701
bdb6d971 1702static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev,
04124681 1703 struct mgmt_cp_pin_code_neg_reply *cp)
96d97a67
WR		 1704{
1705 struct pending_cmd *cmd;
1706 int err;
1707
2e58ef3e 1708 cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp,
04124681 1709 sizeof(*cp));
96d97a67
WR		 1710 if (!cmd)
1711 return -ENOMEM;
1712
d8457698 1713 err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY,
04124681 1714 sizeof(cp->addr.bdaddr), &cp->addr.bdaddr);
96d97a67
WR		 1715 if (err < 0)
1716 mgmt_pending_remove(cmd);
1717
1718 return err;
1719}
1720
bdb6d971 1721static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 1722 u16 len)
980e1a53 1723{
96d97a67 1724 struct hci_conn *conn;
650f726d 1725 struct mgmt_cp_pin_code_reply *cp = data;
980e1a53 1726 struct hci_cp_pin_code_reply reply;
366a0336 1727 struct pending_cmd *cmd;
980e1a53
JH		 1728 int err;
1729
1730 BT_DBG("");
1731
09fd0de5 1732 hci_dev_lock(hdev);
980e1a53 1733
4b34ee78 1734 if (!hdev_is_powered(hdev)) {
bdb6d971 1735 err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY,
04124681 1736 MGMT_STATUS_NOT_POWERED);
980e1a53
JH		 1737 goto failed;
1738 }
1739
d8457698 1740 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr);
96d97a67 1741 if (!conn) {
bdb6d971 1742 err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY,
04124681 1743 MGMT_STATUS_NOT_CONNECTED);
96d97a67
WR		 1744 goto failed;
1745 }
1746
1747 if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) {
d8457698
JH		 1748 struct mgmt_cp_pin_code_neg_reply ncp;
1749
1750 memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr));
96d97a67
WR		 1751
1752 BT_ERR("PIN code is not 16 bytes long");
1753
bdb6d971 1754 err = send_pin_code_neg_reply(sk, hdev, &ncp);
96d97a67 1755 if (err >= 0)
bdb6d971 1756 err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY,
04124681 1757 MGMT_STATUS_INVALID_PARAMS);
96d97a67
WR		 1758
1759 goto failed;
1760 }
1761
00abfe44 1762 cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len);
366a0336
JH		 1763 if (!cmd) {
1764 err = -ENOMEM;
980e1a53 1765 goto failed;
366a0336 1766 }
980e1a53 1767
d8457698 1768 bacpy(&reply.bdaddr, &cp->addr.bdaddr);
980e1a53 1769 reply.pin_len = cp->pin_len;
24718ca5 1770 memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code));
980e1a53
JH		 1771
1772 err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply);
1773 if (err < 0)
a664b5bc 1774 mgmt_pending_remove(cmd);
980e1a53
JH		 1775
1776failed:
09fd0de5 1777 hci_dev_unlock(hdev);
980e1a53
JH		 1778 return err;
1779}
1780
bdb6d971 1781static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev,
04124681 1782 void *data, u16 len)
980e1a53 1783{
650f726d 1784 struct mgmt_cp_pin_code_neg_reply *cp = data;
980e1a53
JH		 1785 int err;
1786
1787 BT_DBG("");
1788
09fd0de5 1789 hci_dev_lock(hdev);
980e1a53 1790
4b34ee78 1791 if (!hdev_is_powered(hdev)) {
bdb6d971 1792 err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY,
04124681 1793 MGMT_STATUS_NOT_POWERED);
980e1a53
JH		 1794 goto failed;
1795 }
1796
bdb6d971 1797 err = send_pin_code_neg_reply(sk, hdev, cp);
980e1a53
JH		 1798
1799failed:
09fd0de5 1800 hci_dev_unlock(hdev);
980e1a53
JH		 1801 return err;
1802}
1803
04124681
GP		 1804static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data,
1805 u16 len)
17fa4b9d 1806{
650f726d 1807 struct mgmt_cp_set_io_capability *cp = data;
17fa4b9d
JH		 1808
1809 BT_DBG("");
1810
09fd0de5 1811 hci_dev_lock(hdev);
17fa4b9d
JH		 1812
1813 hdev->io_capability = cp->io_capability;
1814
1815 BT_DBG("%s IO capability set to 0x%02x", hdev->name,
b8534e0f 1816 hdev->io_capability);
17fa4b9d 1817
09fd0de5 1818 hci_dev_unlock(hdev);
17fa4b9d 1819
04124681
GP		 1820 return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL,
1821 0);
17fa4b9d
JH		 1822}
1823
e9a416b5
JH		 1824static inline struct pending_cmd *find_pairing(struct hci_conn *conn)
1825{
1826 struct hci_dev *hdev = conn->hdev;
8035ded4 1827 struct pending_cmd *cmd;
e9a416b5 1828
2e58ef3e 1829 list_for_each_entry(cmd, &hdev->mgmt_pending, list) {
e9a416b5
JH		 1830 if (cmd->opcode != MGMT_OP_PAIR_DEVICE)
1831 continue;
1832
e9a416b5
JH		 1833 if (cmd->user_data != conn)
1834 continue;
1835
1836 return cmd;
1837 }
1838
1839 return NULL;
1840}
1841
1842static void pairing_complete(struct pending_cmd *cmd, u8 status)
1843{
1844 struct mgmt_rp_pair_device rp;
1845 struct hci_conn *conn = cmd->user_data;
1846
ba4e564f 1847 bacpy(&rp.addr.bdaddr, &conn->dst);
57c1477c 1848 rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type);
e9a416b5 1849
aee9b218 1850 cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status,
04124681 1851 &rp, sizeof(rp));
e9a416b5
JH		 1852
1853 /* So we don't get further callbacks for this connection */
1854 conn->connect_cfm_cb = NULL;
1855 conn->security_cfm_cb = NULL;
1856 conn->disconn_cfm_cb = NULL;
1857
1858 hci_conn_put(conn);
1859
a664b5bc 1860 mgmt_pending_remove(cmd);
e9a416b5
JH		 1861}
1862
1863static void pairing_complete_cb(struct hci_conn *conn, u8 status)
1864{
1865 struct pending_cmd *cmd;
1866
1867 BT_DBG("status %u", status);
1868
1869 cmd = find_pairing(conn);
56e5cb86 1870 if (!cmd)
e9a416b5 1871 BT_DBG("Unable to find a pending command");
56e5cb86 1872 else
e211326c 1873 pairing_complete(cmd, mgmt_status(status));
e9a416b5
JH		 1874}
1875
bdb6d971 1876static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 1877 u16 len)
e9a416b5 1878{
650f726d 1879 struct mgmt_cp_pair_device *cp = data;
1425acb7 1880 struct mgmt_rp_pair_device rp;
e9a416b5
JH		 1881 struct pending_cmd *cmd;
1882 u8 sec_level, auth_type;
1883 struct hci_conn *conn;
e9a416b5
JH		 1884 int err;
1885
1886 BT_DBG("");
1887
09fd0de5 1888 hci_dev_lock(hdev);
e9a416b5 1889
5f97c1df 1890 if (!hdev_is_powered(hdev)) {
bdb6d971 1891 err = cmd_status(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
04124681 1892 MGMT_STATUS_NOT_POWERED);
5f97c1df
JH		 1893 goto unlock;
1894 }
1895
c908df36
VCG		 1896 sec_level = BT_SECURITY_MEDIUM;
1897 if (cp->io_cap == 0x03)
e9a416b5 1898 auth_type = HCI_AT_DEDICATED_BONDING;
c908df36 1899 else
e9a416b5 1900 auth_type = HCI_AT_DEDICATED_BONDING_MITM;
e9a416b5 1901
591f47f3 1902 if (cp->addr.type == BDADDR_BREDR)
b12f62cf
AG		 1903 conn = hci_connect(hdev, ACL_LINK, &cp->addr.bdaddr,
1904 cp->addr.type, sec_level, auth_type);
7a512d01 1905 else
b12f62cf
AG		 1906 conn = hci_connect(hdev, LE_LINK, &cp->addr.bdaddr,
1907 cp->addr.type, sec_level, auth_type);
7a512d01 1908
1425acb7
JH		 1909 memset(&rp, 0, sizeof(rp));
1910 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
1911 rp.addr.type = cp->addr.type;
1912
30e76272 1913 if (IS_ERR(conn)) {
bdb6d971 1914 err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
04124681
GP		 1915 MGMT_STATUS_CONNECT_FAILED, &rp,
1916 sizeof(rp));
e9a416b5
JH		 1917 goto unlock;
1918 }
1919
1920 if (conn->connect_cfm_cb) {
1921 hci_conn_put(conn);
bdb6d971 1922 err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE,
04124681 1923 MGMT_STATUS_BUSY, &rp, sizeof(rp));
e9a416b5
JH		 1924 goto unlock;
1925 }
1926
2e58ef3e 1927 cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len);
e9a416b5
JH		 1928 if (!cmd) {
1929 err = -ENOMEM;
1930 hci_conn_put(conn);
1931 goto unlock;
1932 }
1933
7a512d01 1934 /* For LE, just connecting isn't a proof that the pairing finished */
591f47f3 1935 if (cp->addr.type == BDADDR_BREDR)
7a512d01
VCG		 1936 conn->connect_cfm_cb = pairing_complete_cb;
1937
e9a416b5
JH		 1938 conn->security_cfm_cb = pairing_complete_cb;
1939 conn->disconn_cfm_cb = pairing_complete_cb;
1940 conn->io_capability = cp->io_cap;
1941 cmd->user_data = conn;
1942
1943 if (conn->state == BT_CONNECTED &&
1944 hci_conn_security(conn, sec_level, auth_type))
1945 pairing_complete(cmd, 0);
1946
1947 err = 0;
1948
1949unlock:
09fd0de5 1950 hci_dev_unlock(hdev);
e9a416b5
JH		 1951 return err;
1952}
1953
04124681
GP		 1954static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data,
1955 u16 len)
28424707 1956{
0f4e68cf 1957 struct mgmt_addr_info *addr = data;
28424707
JH		 1958 struct pending_cmd *cmd;
1959 struct hci_conn *conn;
1960 int err;
1961
1962 BT_DBG("");
1963
28424707
JH		 1964 hci_dev_lock(hdev);
1965
5f97c1df 1966 if (!hdev_is_powered(hdev)) {
bdb6d971 1967 err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE,
04124681 1968 MGMT_STATUS_NOT_POWERED);
5f97c1df
JH		 1969 goto unlock;
1970 }
1971
28424707
JH		 1972 cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev);
1973 if (!cmd) {
bdb6d971 1974 err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE,
04124681 1975 MGMT_STATUS_INVALID_PARAMS);
28424707
JH		 1976 goto unlock;
1977 }
1978
1979 conn = cmd->user_data;
1980
1981 if (bacmp(&addr->bdaddr, &conn->dst) != 0) {
bdb6d971 1982 err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE,
04124681 1983 MGMT_STATUS_INVALID_PARAMS);
28424707
JH		 1984 goto unlock;
1985 }
1986
1987 pairing_complete(cmd, MGMT_STATUS_CANCELLED);
1988
bdb6d971 1989 err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0,
04124681 1990 addr, sizeof(*addr));
28424707
JH		 1991unlock:
1992 hci_dev_unlock(hdev);
28424707
JH		 1993 return err;
1994}
1995
bdb6d971 1996static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev,
04124681
GP		 1997 bdaddr_t *bdaddr, u8 type, u16 mgmt_op,
1998 u16 hci_op, __le32 passkey)
a5c29683 1999{
a5c29683 2000 struct pending_cmd *cmd;
0df4c185 2001 struct hci_conn *conn;
a5c29683
JH		 2002 int err;
2003
09fd0de5 2004 hci_dev_lock(hdev);
08ba5382 2005
4b34ee78 2006 if (!hdev_is_powered(hdev)) {
bdb6d971 2007 err = cmd_status(sk, hdev->id, mgmt_op,
04124681 2008 MGMT_STATUS_NOT_POWERED);
0df4c185 2009 goto done;
a5c29683
JH		 2010 }
2011
591f47f3 2012 if (type == BDADDR_BREDR)
272d90df
JH		 2013 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, bdaddr);
2014 else
47c15e2b 2015 conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, bdaddr);
272d90df
JH		 2016
2017 if (!conn) {
bdb6d971 2018 err = cmd_status(sk, hdev->id, mgmt_op,
04124681 2019 MGMT_STATUS_NOT_CONNECTED);
272d90df
JH		 2020 goto done;
2021 }
47c15e2b 2022
591f47f3 2023 if (type == BDADDR_LE_PUBLIC || type == BDADDR_LE_RANDOM) {
47c15e2b 2024 /* Continue with pairing via SMP */
5fe57d9e
BG		 2025 err = smp_user_confirm_reply(conn, mgmt_op, passkey);
2026
2027 if (!err)
bdb6d971 2028 err = cmd_status(sk, hdev->id, mgmt_op,
04124681 2029 MGMT_STATUS_SUCCESS);
5fe57d9e 2030 else
bdb6d971 2031 err = cmd_status(sk, hdev->id, mgmt_op,
04124681 2032 MGMT_STATUS_FAILED);
47c15e2b 2033
47c15e2b
BG		 2034 goto done;
2035 }
2036
0df4c185 2037 cmd = mgmt_pending_add(sk, mgmt_op, hdev, bdaddr, sizeof(*bdaddr));
a5c29683
JH		 2038 if (!cmd) {
2039 err = -ENOMEM;
0df4c185 2040 goto done;
a5c29683
JH		 2041 }
2042
0df4c185 2043 /* Continue with pairing via HCI */
604086b7
BG		 2044 if (hci_op == HCI_OP_USER_PASSKEY_REPLY) {
2045 struct hci_cp_user_passkey_reply cp;
2046
2047 bacpy(&cp.bdaddr, bdaddr);
2048 cp.passkey = passkey;
2049 err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp);
2050 } else
2051 err = hci_send_cmd(hdev, hci_op, sizeof(*bdaddr), bdaddr);
2052
a664b5bc
JH		 2053 if (err < 0)
2054 mgmt_pending_remove(cmd);
a5c29683 2055
0df4c185 2056done:
09fd0de5 2057 hci_dev_unlock(hdev);
a5c29683
JH		 2058 return err;
2059}
2060
04124681
GP		 2061static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data,
2062 u16 len)
0df4c185 2063{
650f726d 2064 struct mgmt_cp_user_confirm_reply *cp = data;
0df4c185
BG		 2065
2066 BT_DBG("");
2067
2068 if (len != sizeof(*cp))
bdb6d971 2069 return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY,
04124681 2070 MGMT_STATUS_INVALID_PARAMS);
0df4c185 2071
bdb6d971 2072 return user_pairing_resp(sk, hdev, &cp->addr.bdaddr, cp->addr.type,
04124681
GP		 2073 MGMT_OP_USER_CONFIRM_REPLY,
2074 HCI_OP_USER_CONFIRM_REPLY, 0);
0df4c185
BG		 2075}
2076
bdb6d971 2077static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev,
04124681 2078 void *data, u16 len)
0df4c185 2079{
c9c2659f 2080 struct mgmt_cp_user_confirm_neg_reply *cp = data;
0df4c185
BG		 2081
2082 BT_DBG("");
2083
bdb6d971 2084 return user_pairing_resp(sk, hdev, &cp->addr.bdaddr, cp->addr.type,
04124681
GP		 2085 MGMT_OP_USER_CONFIRM_NEG_REPLY,
2086 HCI_OP_USER_CONFIRM_NEG_REPLY, 0);
0df4c185
BG		 2087}
2088
04124681
GP		 2089static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data,
2090 u16 len)
604086b7 2091{
650f726d 2092 struct mgmt_cp_user_passkey_reply *cp = data;
604086b7
BG		 2093
2094 BT_DBG("");
2095
bdb6d971 2096 return user_pairing_resp(sk, hdev, &cp->addr.bdaddr, cp->addr.type,
04124681
GP		 2097 MGMT_OP_USER_PASSKEY_REPLY,
2098 HCI_OP_USER_PASSKEY_REPLY, cp->passkey);
604086b7
BG		 2099}
2100
bdb6d971 2101static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev,
04124681 2102 void *data, u16 len)
604086b7 2103{
650f726d 2104 struct mgmt_cp_user_passkey_neg_reply *cp = data;
604086b7
BG		 2105
2106 BT_DBG("");
2107
bdb6d971 2108 return user_pairing_resp(sk, hdev, &cp->addr.bdaddr, cp->addr.type,
04124681
GP		 2109 MGMT_OP_USER_PASSKEY_NEG_REPLY,
2110 HCI_OP_USER_PASSKEY_NEG_REPLY, 0);
604086b7
BG		 2111}
2112
2b4bf397
JH		 2113static int update_name(struct hci_dev *hdev, const char *name)
2114{
2115 struct hci_cp_write_local_name cp;
2116
2117 memcpy(cp.name, name, sizeof(cp.name));
2118
2119 return hci_send_cmd(hdev, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp);
2120}
2121
bdb6d971 2122static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 2123 u16 len)
b312b161 2124{
2b4bf397 2125 struct mgmt_cp_set_local_name *cp = data;
b312b161
JH		 2126 struct pending_cmd *cmd;
2127 int err;
2128
2129 BT_DBG("");
2130
09fd0de5 2131 hci_dev_lock(hdev);
b312b161 2132
2b4bf397 2133 memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name));
28cc7bde 2134
b5235a65 2135 if (!hdev_is_powered(hdev)) {
2b4bf397 2136 memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name));
28cc7bde
JH		 2137
2138 err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0,
04124681 2139 data, len);
28cc7bde
JH		 2140 if (err < 0)
2141 goto failed;
2142
2143 err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len,
04124681 2144 sk);
28cc7bde 2145
b5235a65
JH		 2146 goto failed;
2147 }
2148
28cc7bde 2149 cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len);
b312b161
JH		 2150 if (!cmd) {
2151 err = -ENOMEM;
2152 goto failed;
2153 }
2154
2b4bf397 2155 err = update_name(hdev, cp->name);
b312b161
JH		 2156 if (err < 0)
2157 mgmt_pending_remove(cmd);
2158
2159failed:
09fd0de5 2160 hci_dev_unlock(hdev);
b312b161
JH		 2161 return err;
2162}
2163
0f4e68cf 2164static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev,
04124681 2165 void *data, u16 data_len)
c35938b2 2166{
c35938b2
SJ		 2167 struct pending_cmd *cmd;
2168 int err;
2169
bdb6d971 2170 BT_DBG("%s", hdev->name);
c35938b2 2171
09fd0de5 2172 hci_dev_lock(hdev);
c35938b2 2173
4b34ee78 2174 if (!hdev_is_powered(hdev)) {
bdb6d971 2175 err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA,
04124681 2176 MGMT_STATUS_NOT_POWERED);
c35938b2
SJ		 2177 goto unlock;
2178 }
2179
2180 if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) {
bdb6d971 2181 err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA,
04124681 2182 MGMT_STATUS_NOT_SUPPORTED);
c35938b2
SJ		 2183 goto unlock;
2184 }
2185
2e58ef3e 2186 if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) {
bdb6d971 2187 err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA,
04124681 2188 MGMT_STATUS_BUSY);
c35938b2
SJ		 2189 goto unlock;
2190 }
2191
2e58ef3e 2192 cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0);
c35938b2
SJ		 2193 if (!cmd) {
2194 err = -ENOMEM;
2195 goto unlock;
2196 }
2197
2198 err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL);
2199 if (err < 0)
2200 mgmt_pending_remove(cmd);
2201
2202unlock:
09fd0de5 2203 hci_dev_unlock(hdev);
c35938b2
SJ		 2204 return err;
2205}
2206
bdb6d971 2207static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
04124681 2208 void *data, u16 len)
2763eda6 2209{
650f726d 2210 struct mgmt_cp_add_remote_oob_data *cp = data;
bf1e3541 2211 u8 status;
2763eda6
SJ		 2212 int err;
2213
bdb6d971 2214 BT_DBG("%s ", hdev->name);
2763eda6 2215
09fd0de5 2216 hci_dev_lock(hdev);
2763eda6 2217
5f97c1df 2218 if (!hdev_is_powered(hdev)) {
bdb6d971 2219 err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA,
04124681
GP		 2220 MGMT_STATUS_NOT_POWERED, &cp->addr,
2221 sizeof(cp->addr));
5f97c1df
JH		 2222 goto unlock;
2223 }
2224
664ce4cc 2225 err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, cp->hash,
04124681 2226 cp->randomizer);
2763eda6 2227 if (err < 0)
bf1e3541 2228 status = MGMT_STATUS_FAILED;
2763eda6 2229 else
bf1e3541
JH		 2230 status = 0;
2231
bdb6d971 2232 err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, status,
04124681 2233 &cp->addr, sizeof(cp->addr));
2763eda6 2234
5f97c1df 2235unlock:
09fd0de5 2236 hci_dev_unlock(hdev);
2763eda6
SJ		 2237 return err;
2238}
2239
bdb6d971 2240static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev,
650f726d 2241 void *data, u16 len)
2763eda6 2242{
650f726d 2243 struct mgmt_cp_remove_remote_oob_data *cp = data;
bf1e3541 2244 u8 status;
2763eda6
SJ		 2245 int err;
2246
bdb6d971 2247 BT_DBG("%s", hdev->name);
2763eda6 2248
09fd0de5 2249 hci_dev_lock(hdev);
2763eda6 2250
5f97c1df 2251 if (!hdev_is_powered(hdev)) {
bdb6d971 2252 err = cmd_complete(sk, hdev->id,
04124681
GP		 2253 MGMT_OP_REMOVE_REMOTE_OOB_DATA,
2254 MGMT_STATUS_NOT_POWERED, &cp->addr,
2255 sizeof(cp->addr));
5f97c1df
JH		 2256 goto unlock;
2257 }
2258
664ce4cc 2259 err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr);
2763eda6 2260 if (err < 0)
bf1e3541 2261 status = MGMT_STATUS_INVALID_PARAMS;
2763eda6 2262 else
bf1e3541
JH		 2263 status = 0;
2264
bdb6d971 2265 err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA,
04124681 2266 status, &cp->addr, sizeof(cp->addr));
2763eda6 2267
5f97c1df 2268unlock:
09fd0de5 2269 hci_dev_unlock(hdev);
2763eda6
SJ		 2270 return err;
2271}
2272
5e0452c0
AG		 2273int mgmt_interleaved_discovery(struct hci_dev *hdev)
2274{
2275 int err;
2276
2277 BT_DBG("%s", hdev->name);
2278
2279 hci_dev_lock(hdev);
2280
2281 err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR_LE);
2282 if (err < 0)
2283 hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
2284
2285 hci_dev_unlock(hdev);
2286
2287 return err;
2288}
2289
bdb6d971 2290static int start_discovery(struct sock *sk, struct hci_dev *hdev,
04124681 2291 void *data, u16 len)
14a53664 2292{
650f726d 2293 struct mgmt_cp_start_discovery *cp = data;
14a53664 2294 struct pending_cmd *cmd;
14a53664
JH		 2295 int err;
2296
bdb6d971 2297 BT_DBG("%s", hdev->name);
14a53664 2298
09fd0de5 2299 hci_dev_lock(hdev);
14a53664 2300
4b34ee78 2301 if (!hdev_is_powered(hdev)) {
bdb6d971 2302 err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
04124681 2303 MGMT_STATUS_NOT_POWERED);
bd2d1334
JH		 2304 goto failed;
2305 }
2306
642be6c7
AG		 2307 if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) {
2308 err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
2309 MGMT_STATUS_BUSY);
2310 goto failed;
2311 }
2312
ff9ef578 2313 if (hdev->discovery.state != DISCOVERY_STOPPED) {
bdb6d971 2314 err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY,
04124681 2315 MGMT_STATUS_BUSY);
ff9ef578
JH		 2316 goto failed;
2317 }
2318
2e58ef3e 2319 cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0);
14a53664
JH		 2320 if (!cmd) {
2321 err = -ENOMEM;
2322 goto failed;
2323 }
2324
4aab14e5
AG		 2325 hdev->discovery.type = cp->type;
2326
2327 switch (hdev->discovery.type) {
f39799f5 2328 case DISCOV_TYPE_BREDR:
8b90129c
AG		 2329 if (lmp_bredr_capable(hdev))
2330 err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR);
2331 else
2332 err = -ENOTSUPP;
f39799f5
AG		 2333 break;
2334
2335 case DISCOV_TYPE_LE:
8b90129c
AG		 2336 if (lmp_host_le_capable(hdev))
2337 err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT,
04124681 2338 LE_SCAN_WIN, LE_SCAN_TIMEOUT_LE_ONLY);
8b90129c
AG		 2339 else
2340 err = -ENOTSUPP;
f39799f5
AG		 2341 break;
2342
5e0452c0 2343 case DISCOV_TYPE_INTERLEAVED:
426c189a
AG		 2344 if (lmp_host_le_capable(hdev) && lmp_bredr_capable(hdev))
2345 err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT,
04124681
GP		 2346 LE_SCAN_WIN,
2347 LE_SCAN_TIMEOUT_BREDR_LE);
426c189a
AG		 2348 else
2349 err = -ENOTSUPP;
5e0452c0
AG		 2350 break;
2351
f39799f5 2352 default:
3fd24153 2353 err = -EINVAL;
f39799f5 2354 }
3fd24153 2355
14a53664
JH		 2356 if (err < 0)
2357 mgmt_pending_remove(cmd);
ff9ef578
JH		 2358 else
2359 hci_discovery_set_state(hdev, DISCOVERY_STARTING);
14a53664
JH		 2360
2361failed:
09fd0de5 2362 hci_dev_unlock(hdev);
14a53664
JH		 2363 return err;
2364}
2365
bdb6d971 2366static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 2367 u16 len)
14a53664 2368{
d930650b 2369 struct mgmt_cp_stop_discovery *mgmt_cp = data;
14a53664 2370 struct pending_cmd *cmd;
30dc78e1
JH		 2371 struct hci_cp_remote_name_req_cancel cp;
2372 struct inquiry_entry *e;
14a53664
JH		 2373 int err;
2374
bdb6d971 2375 BT_DBG("%s", hdev->name);
14a53664 2376
09fd0de5 2377 hci_dev_lock(hdev);
14a53664 2378
30dc78e1 2379 if (!hci_discovery_active(hdev)) {
bdb6d971 2380 err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY,
04124681
GP		 2381 MGMT_STATUS_REJECTED, &mgmt_cp->type,
2382 sizeof(mgmt_cp->type));
d930650b
JH		 2383 goto unlock;
2384 }
2385
2386 if (hdev->discovery.type != mgmt_cp->type) {
bdb6d971 2387 err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY,
04124681
GP		 2388 MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type,
2389 sizeof(mgmt_cp->type));
30dc78e1 2390 goto unlock;
ff9ef578
JH		 2391 }
2392
2e58ef3e 2393 cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0);
14a53664
JH		 2394 if (!cmd) {
2395 err = -ENOMEM;
30dc78e1
JH		 2396 goto unlock;
2397 }
2398
e0d9727e
AG		 2399 switch (hdev->discovery.state) {
2400 case DISCOVERY_FINDING:
c9ecc48e
AG		 2401 if (test_bit(HCI_INQUIRY, &hdev->flags))
2402 err = hci_cancel_inquiry(hdev);
2403 else
2404 err = hci_cancel_le_scan(hdev);
2405
e0d9727e
AG		 2406 break;
2407
2408 case DISCOVERY_RESOLVING:
2409 e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY,
2410 NAME_PENDING);
2411 if (!e) {
30dc78e1 2412 mgmt_pending_remove(cmd);
e0d9727e
AG		 2413 err = cmd_complete(sk, hdev->id,
2414 MGMT_OP_STOP_DISCOVERY, 0,
2415 &mgmt_cp->type,
2416 sizeof(mgmt_cp->type));
2417 hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
2418 goto unlock;
2419 }
30dc78e1 2420
e0d9727e
AG		 2421 bacpy(&cp.bdaddr, &e->data.bdaddr);
2422 err = hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ_CANCEL,
2423 sizeof(cp), &cp);
2424
2425 break;
2426
2427 default:
2428 BT_DBG("unknown discovery state %u", hdev->discovery.state);
2429 err = -EFAULT;
14a53664
JH		 2430 }
2431
14a53664
JH		 2432 if (err < 0)
2433 mgmt_pending_remove(cmd);
ff9ef578
JH		 2434 else
2435 hci_discovery_set_state(hdev, DISCOVERY_STOPPING);
14a53664 2436
30dc78e1 2437unlock:
09fd0de5 2438 hci_dev_unlock(hdev);
14a53664
JH		 2439 return err;
2440}
2441
bdb6d971 2442static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 2443 u16 len)
561aafbc 2444{
650f726d 2445 struct mgmt_cp_confirm_name *cp = data;
561aafbc 2446 struct inquiry_entry *e;
561aafbc
JH		 2447 int err;
2448
bdb6d971 2449 BT_DBG("%s", hdev->name);
561aafbc 2450
561aafbc
JH		 2451 hci_dev_lock(hdev);
2452
30dc78e1 2453 if (!hci_discovery_active(hdev)) {
bdb6d971 2454 err = cmd_status(sk, hdev->id, MGMT_OP_CONFIRM_NAME,
04124681 2455 MGMT_STATUS_FAILED);
30dc78e1
JH		 2456 goto failed;
2457 }
2458
a198e7b1 2459 e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr);
561aafbc 2460 if (!e) {
bdb6d971 2461 err = cmd_status(sk, hdev->id, MGMT_OP_CONFIRM_NAME,
04124681 2462 MGMT_STATUS_INVALID_PARAMS);
561aafbc
JH		 2463 goto failed;
2464 }
2465
2466 if (cp->name_known) {
2467 e->name_state = NAME_KNOWN;
2468 list_del(&e->list);
2469 } else {
2470 e->name_state = NAME_NEEDED;
a3d4e20a 2471 hci_inquiry_cache_update_resolve(hdev, e);
561aafbc
JH		 2472 }
2473
2474 err = 0;
2475
2476failed:
2477 hci_dev_unlock(hdev);
561aafbc
JH		 2478 return err;
2479}
2480
bdb6d971 2481static int block_device(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 2482 u16 len)
7fbec224 2483{
650f726d 2484 struct mgmt_cp_block_device *cp = data;
f0eeea8b 2485 u8 status;
7fbec224
AJ		 2486 int err;
2487
bdb6d971 2488 BT_DBG("%s", hdev->name);
7fbec224 2489
09fd0de5 2490 hci_dev_lock(hdev);
5e762444 2491
88c1fe4b 2492 err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type);
7fbec224 2493 if (err < 0)
f0eeea8b 2494 status = MGMT_STATUS_FAILED;
7fbec224 2495 else
f0eeea8b
JH		 2496 status = 0;
2497
bdb6d971 2498 err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status,
04124681 2499 &cp->addr, sizeof(cp->addr));
5e762444 2500
09fd0de5 2501 hci_dev_unlock(hdev);
7fbec224
AJ		 2502
2503 return err;
2504}
2505
bdb6d971 2506static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 2507 u16 len)
7fbec224 2508{
650f726d 2509 struct mgmt_cp_unblock_device *cp = data;
f0eeea8b 2510 u8 status;
7fbec224
AJ		 2511 int err;
2512
bdb6d971 2513 BT_DBG("%s", hdev->name);
7fbec224 2514
09fd0de5 2515 hci_dev_lock(hdev);
5e762444 2516
88c1fe4b 2517 err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type);
7fbec224 2518 if (err < 0)
f0eeea8b 2519 status = MGMT_STATUS_INVALID_PARAMS;
7fbec224 2520 else
f0eeea8b
JH		 2521 status = 0;
2522
bdb6d971 2523 err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status,
04124681 2524 &cp->addr, sizeof(cp->addr));
5e762444 2525
09fd0de5 2526 hci_dev_unlock(hdev);
7fbec224
AJ		 2527
2528 return err;
2529}
2530
cdbaccca
MH		 2531static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data,
2532 u16 len)
2533{
2534 struct mgmt_cp_set_device_id *cp = data;
2535 int err;
c72d4b8a 2536 __u16 source;
cdbaccca
MH		 2537
2538 BT_DBG("%s", hdev->name);
2539
c72d4b8a
SJ		 2540 source = __le16_to_cpu(cp->source);
2541
2542 if (source > 0x0002)
2543 return cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID,
2544 MGMT_STATUS_INVALID_PARAMS);
2545
cdbaccca
MH		 2546 hci_dev_lock(hdev);
2547
c72d4b8a 2548 hdev->devid_source = source;
cdbaccca
MH		 2549 hdev->devid_vendor = __le16_to_cpu(cp->vendor);
2550 hdev->devid_product = __le16_to_cpu(cp->product);
2551 hdev->devid_version = __le16_to_cpu(cp->version);
2552
2553 err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0);
2554
2555 update_eir(hdev);
2556
2557 hci_dev_unlock(hdev);
2558
2559 return err;
2560}
2561
bdb6d971 2562static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev,
04124681 2563 void *data, u16 len)
f6422ec6 2564{
650f726d 2565 struct mgmt_mode *cp = data;
f6422ec6
AJ		 2566 struct hci_cp_write_page_scan_activity acp;
2567 u8 type;
2568 int err;
2569
bdb6d971 2570 BT_DBG("%s", hdev->name);
f6422ec6 2571
5400c044 2572 if (!hdev_is_powered(hdev))
bdb6d971 2573 return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
04124681 2574 MGMT_STATUS_NOT_POWERED);
5400c044
JH		 2575
2576 if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags))
bdb6d971 2577 return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
04124681 2578 MGMT_STATUS_REJECTED);
f6422ec6
AJ		 2579
2580 hci_dev_lock(hdev);
2581
f7c6869c 2582 if (cp->val) {
f6422ec6 2583 type = PAGE_SCAN_TYPE_INTERLACED;
76ec9de8
AE		 2584
2585 /* 22.5 msec page scan interval */
2586 acp.interval = __constant_cpu_to_le16(0x0024);
f6422ec6
AJ		 2587 } else {
2588 type = PAGE_SCAN_TYPE_STANDARD; /* default */
76ec9de8
AE		 2589
2590 /* default 1.28 sec page scan */
2591 acp.interval = __constant_cpu_to_le16(0x0800);
f6422ec6
AJ		 2592 }
2593
76ec9de8
AE		 2594 /* default 11.25 msec page scan window */
2595 acp.window = __constant_cpu_to_le16(0x0012);
f6422ec6 2596
04124681
GP		 2597 err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, sizeof(acp),
2598 &acp);
f6422ec6 2599 if (err < 0) {
bdb6d971 2600 err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
04124681 2601 MGMT_STATUS_FAILED);
f6422ec6
AJ		 2602 goto done;
2603 }
2604
2605 err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type);
2606 if (err < 0) {
bdb6d971 2607 err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE,
04124681 2608 MGMT_STATUS_FAILED);
f6422ec6
AJ		 2609 goto done;
2610 }
2611
bdb6d971 2612 err = cmd_complete(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, 0,
04124681 2613 NULL, 0);
f6422ec6
AJ		 2614done:
2615 hci_dev_unlock(hdev);
f6422ec6
AJ		 2616 return err;
2617}
2618
bdb6d971 2619static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev,
04124681 2620 void *cp_data, u16 len)
346af67b 2621{
346af67b
VCG		 2622 struct mgmt_cp_load_long_term_keys *cp = cp_data;
2623 u16 key_count, expected_len;
2624 int i;
2625
1f350c87 2626 key_count = __le16_to_cpu(cp->key_count);
346af67b
VCG		 2627
2628 expected_len = sizeof(*cp) + key_count *
2629 sizeof(struct mgmt_ltk_info);
2630 if (expected_len != len) {
2631 BT_ERR("load_keys: expected %u bytes, got %u bytes",
2632 len, expected_len);
bdb6d971 2633 return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS,
04124681 2634 EINVAL);
346af67b
VCG		 2635 }
2636
bdb6d971 2637 BT_DBG("%s key_count %u", hdev->name, key_count);
346af67b
VCG		 2638
2639 hci_dev_lock(hdev);
2640
2641 hci_smp_ltks_clear(hdev);
2642
2643 for (i = 0; i < key_count; i++) {
2644 struct mgmt_ltk_info *key = &cp->keys[i];
2645 u8 type;
2646
2647 if (key->master)
2648 type = HCI_SMP_LTK;
2649 else
2650 type = HCI_SMP_LTK_SLAVE;
2651
4596fde5 2652 hci_add_ltk(hdev, &key->addr.bdaddr,
378b5b7e 2653 bdaddr_to_le(key->addr.type),
04124681
GP		 2654 type, 0, key->authenticated, key->val,
2655 key->enc_size, key->ediv, key->rand);
346af67b
VCG		 2656 }
2657
2658 hci_dev_unlock(hdev);
346af67b
VCG		 2659
2660 return 0;
2661}
2662
2e3c35ea 2663static const struct mgmt_handler {
04124681
GP		 2664 int (*func) (struct sock *sk, struct hci_dev *hdev, void *data,
2665 u16 data_len);
be22b54e
JH		 2666 bool var_len;
2667 size_t data_len;
0f4e68cf
JH		 2668} mgmt_handlers[] = {
2669 { NULL }, /* 0x0000 (no command) */
be22b54e
JH		 2670 { read_version, false, MGMT_READ_VERSION_SIZE },
2671 { read_commands, false, MGMT_READ_COMMANDS_SIZE },
2672 { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE },
2673 { read_controller_info, false, MGMT_READ_INFO_SIZE },
2674 { set_powered, false, MGMT_SETTING_SIZE },
2675 { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE },
2676 { set_connectable, false, MGMT_SETTING_SIZE },
2677 { set_fast_connectable, false, MGMT_SETTING_SIZE },
2678 { set_pairable, false, MGMT_SETTING_SIZE },
2679 { set_link_security, false, MGMT_SETTING_SIZE },
2680 { set_ssp, false, MGMT_SETTING_SIZE },
2681 { set_hs, false, MGMT_SETTING_SIZE },
2682 { set_le, false, MGMT_SETTING_SIZE },
2683 { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE },
2684 { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE },
2685 { add_uuid, false, MGMT_ADD_UUID_SIZE },
2686 { remove_uuid, false, MGMT_REMOVE_UUID_SIZE },
2687 { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE },
2688 { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE },
2689 { disconnect, false, MGMT_DISCONNECT_SIZE },
2690 { get_connections, false, MGMT_GET_CONNECTIONS_SIZE },
2691 { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE },
2692 { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE },
2693 { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE },
2694 { pair_device, false, MGMT_PAIR_DEVICE_SIZE },
2695 { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE },
2696 { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE },
2697 { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE },
2698 { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE },
2699 { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE },
2700 { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE },
2701 { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE },
2702 { add_remote_oob_data, false, MGMT_ADD_REMOTE_OOB_DATA_SIZE },
2703 { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE },
2704 { start_discovery, false, MGMT_START_DISCOVERY_SIZE },
2705 { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE },
2706 { confirm_name, false, MGMT_CONFIRM_NAME_SIZE },
2707 { block_device, false, MGMT_BLOCK_DEVICE_SIZE },
2708 { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE },
cdbaccca 2709 { set_device_id, false, MGMT_SET_DEVICE_ID_SIZE },
0f4e68cf
JH		 2710};
2711
2712
0381101f
JH		 2713int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen)
2714{
650f726d
VCG		 2715 void *buf;
2716 u8 *cp;
0381101f 2717 struct mgmt_hdr *hdr;
4e51eae9 2718 u16 opcode, index, len;
bdb6d971 2719 struct hci_dev *hdev = NULL;
2e3c35ea 2720 const struct mgmt_handler *handler;
0381101f
JH		 2721 int err;
2722
2723 BT_DBG("got %zu bytes", msglen);
2724
2725 if (msglen < sizeof(*hdr))
2726 return -EINVAL;
2727
e63a15ec 2728 buf = kmalloc(msglen, GFP_KERNEL);
0381101f
JH		 2729 if (!buf)
2730 return -ENOMEM;
2731
2732 if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) {
2733 err = -EFAULT;
2734 goto done;
2735 }
2736
650f726d 2737 hdr = buf;
1f350c87
MH		 2738 opcode = __le16_to_cpu(hdr->opcode);
2739 index = __le16_to_cpu(hdr->index);
2740 len = __le16_to_cpu(hdr->len);
0381101f
JH		 2741
2742 if (len != msglen - sizeof(*hdr)) {
2743 err = -EINVAL;
2744 goto done;
2745 }
2746
0f4e68cf 2747 if (index != MGMT_INDEX_NONE) {
bdb6d971
JH		 2748 hdev = hci_dev_get(index);
2749 if (!hdev) {
2750 err = cmd_status(sk, index, opcode,
04124681 2751 MGMT_STATUS_INVALID_INDEX);
bdb6d971
JH		 2752 goto done;
2753 }
2754 }
2755
0f4e68cf
JH		 2756 if (opcode >= ARRAY_SIZE(mgmt_handlers) ||
2757 mgmt_handlers[opcode].func == NULL) {
0381101f 2758 BT_DBG("Unknown op %u", opcode);
ca69b795 2759 err = cmd_status(sk, index, opcode,
04124681 2760 MGMT_STATUS_UNKNOWN_COMMAND);
0f4e68cf
JH		 2761 goto done;
2762 }
2763
2764 if ((hdev && opcode < MGMT_OP_READ_INFO) ||
2765 (!hdev && opcode >= MGMT_OP_READ_INFO)) {
2766 err = cmd_status(sk, index, opcode,
04124681 2767 MGMT_STATUS_INVALID_INDEX);
0f4e68cf 2768 goto done;
0381101f
JH		 2769 }
2770
be22b54e
JH		 2771 handler = &mgmt_handlers[opcode];
2772
2773 if ((handler->var_len && len < handler->data_len) ||
2774 (!handler->var_len && len != handler->data_len)) {
2775 err = cmd_status(sk, index, opcode,
04124681 2776 MGMT_STATUS_INVALID_PARAMS);
be22b54e
JH		 2777 goto done;
2778 }
2779
0f4e68cf
JH		 2780 if (hdev)
2781 mgmt_init_hdev(sk, hdev);
2782
2783 cp = buf + sizeof(*hdr);
2784
be22b54e 2785 err = handler->func(sk, hdev, cp, len);
e41d8b4e
JH		 2786 if (err < 0)
2787 goto done;
2788
0381101f
JH		 2789 err = msglen;
2790
2791done:
bdb6d971
JH		 2792 if (hdev)
2793 hci_dev_put(hdev);
2794
0381101f
JH		 2795 kfree(buf);
2796 return err;
2797}
c71e97bf 2798
b24752fe
JH		 2799static void cmd_status_rsp(struct pending_cmd *cmd, void *data)
2800{
2801 u8 *status = data;
2802
2803 cmd_status(cmd->sk, cmd->index, cmd->opcode, *status);
2804 mgmt_pending_remove(cmd);
2805}
2806
744cf19e 2807int mgmt_index_added(struct hci_dev *hdev)
c71e97bf 2808{
744cf19e 2809 return mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL);
c71e97bf
JH		 2810}
2811
744cf19e 2812int mgmt_index_removed(struct hci_dev *hdev)
c71e97bf 2813{
5f159032 2814 u8 status = MGMT_STATUS_INVALID_INDEX;
b24752fe 2815
744cf19e 2816 mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status);
b24752fe 2817
744cf19e 2818 return mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL);
eec8d2bc
JH		 2819}
2820
73f22f62 2821struct cmd_lookup {
eec8d2bc 2822 struct sock *sk;
69ab39ea 2823 struct hci_dev *hdev;
90e70454 2824 u8 mgmt_status;
eec8d2bc
JH		 2825};
2826
69ab39ea 2827static void settings_rsp(struct pending_cmd *cmd, void *data)
eec8d2bc 2828{
73f22f62 2829 struct cmd_lookup *match = data;
eec8d2bc 2830
69ab39ea 2831 send_settings_rsp(cmd->sk, cmd->opcode, match->hdev);
eec8d2bc
JH		 2832
2833 list_del(&cmd->list);
2834
2835 if (match->sk == NULL) {
2836 match->sk = cmd->sk;
2837 sock_hold(match->sk);
2838 }
2839
2840 mgmt_pending_free(cmd);
c71e97bf 2841}
5add6af8 2842
744cf19e 2843int mgmt_powered(struct hci_dev *hdev, u8 powered)
5add6af8 2844{
76a7f3a4 2845 struct cmd_lookup match = { NULL, hdev };
7bb895d6 2846 int err;
5add6af8 2847
5e5282bb
JH		 2848 if (!test_bit(HCI_MGMT, &hdev->dev_flags))
2849 return 0;
2850
69ab39ea 2851 mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match);
5add6af8 2852
5e5282bb
JH		 2853 if (powered) {
2854 u8 scan = 0;
2855
2856 if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags))
2857 scan |= SCAN_PAGE;
2858 if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags))
2859 scan |= SCAN_INQUIRY;
2860
2861 if (scan)
2862 hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan);
504c8dcd
JH		 2863
2864 update_class(hdev);
2b4bf397 2865 update_name(hdev, hdev->dev_name);
504c8dcd 2866 update_eir(hdev);
5e5282bb 2867 } else {
d4f68526 2868 u8 status = MGMT_STATUS_NOT_POWERED;
744cf19e 2869 mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status);
b24752fe
JH		 2870 }
2871
beadb2bd 2872 err = new_settings(hdev, match.sk);
eec8d2bc
JH		 2873
2874 if (match.sk)
2875 sock_put(match.sk);
2876
7bb895d6 2877 return err;
5add6af8 2878}
73f22f62 2879
744cf19e 2880int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable)
73f22f62 2881{
76a7f3a4 2882 struct cmd_lookup match = { NULL, hdev };
5e5282bb
JH		 2883 bool changed = false;
2884 int err = 0;
73f22f62 2885
5e5282bb
JH		 2886 if (discoverable) {
2887 if (!test_and_set_bit(HCI_DISCOVERABLE, &hdev->dev_flags))
2888 changed = true;
2889 } else {
2890 if (test_and_clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags))
2891 changed = true;
2892 }
73f22f62 2893
ed9b5f2f 2894 mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, settings_rsp,
04124681 2895 &match);
ed9b5f2f 2896
beadb2bd
JH		 2897 if (changed)
2898 err = new_settings(hdev, match.sk);
5e5282bb 2899
73f22f62
JH		 2900 if (match.sk)
2901 sock_put(match.sk);
2902
7bb895d6 2903 return err;
73f22f62 2904}
9fbcbb45 2905
744cf19e 2906int mgmt_connectable(struct hci_dev *hdev, u8 connectable)
9fbcbb45 2907{
76a7f3a4 2908 struct cmd_lookup match = { NULL, hdev };
5e5282bb
JH		 2909 bool changed = false;
2910 int err = 0;
9fbcbb45 2911
5e5282bb
JH		 2912 if (connectable) {
2913 if (!test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags))
2914 changed = true;
2915 } else {
2916 if (test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags))
2917 changed = true;
2918 }
9fbcbb45 2919
ed9b5f2f 2920 mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, settings_rsp,
04124681 2921 &match);
ed9b5f2f 2922
beadb2bd
JH		 2923 if (changed)
2924 err = new_settings(hdev, match.sk);
9fbcbb45
JH		 2925
2926 if (match.sk)
2927 sock_put(match.sk);
2928
7bb895d6 2929 return err;
9fbcbb45 2930}
55ed8ca1 2931
744cf19e 2932int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status)
2d7cee58 2933{
ca69b795
JH		 2934 u8 mgmt_err = mgmt_status(status);
2935
2d7cee58 2936 if (scan & SCAN_PAGE)
744cf19e 2937 mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev,
04124681 2938 cmd_status_rsp, &mgmt_err);
2d7cee58
JH		 2939
2940 if (scan & SCAN_INQUIRY)
744cf19e 2941 mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev,
04124681 2942 cmd_status_rsp, &mgmt_err);
2d7cee58
JH		 2943
2944 return 0;
2945}
2946
53168e5b
CC		 2947int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key,
2948 bool persistent)
55ed8ca1 2949{
86742e1e 2950 struct mgmt_ev_new_link_key ev;
55ed8ca1 2951
a492cd52 2952 memset(&ev, 0, sizeof(ev));
55ed8ca1 2953
a492cd52 2954 ev.store_hint = persistent;
d753fdc4 2955 bacpy(&ev.key.addr.bdaddr, &key->bdaddr);
591f47f3 2956 ev.key.addr.type = BDADDR_BREDR;
a492cd52
VCG		 2957 ev.key.type = key->type;
2958 memcpy(ev.key.val, key->val, 16);
2959 ev.key.pin_len = key->pin_len;
55ed8ca1 2960
744cf19e 2961 return mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL);
55ed8ca1 2962}
f7520543 2963
346af67b
VCG		 2964int mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, u8 persistent)
2965{
2966 struct mgmt_ev_new_long_term_key ev;
2967
2968 memset(&ev, 0, sizeof(ev));
2969
2970 ev.store_hint = persistent;
2971 bacpy(&ev.key.addr.bdaddr, &key->bdaddr);
57c1477c 2972 ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type);
346af67b
VCG		 2973 ev.key.authenticated = key->authenticated;
2974 ev.key.enc_size = key->enc_size;
2975 ev.key.ediv = key->ediv;
2976
2977 if (key->type == HCI_SMP_LTK)
2978 ev.key.master = 1;
2979
2980 memcpy(ev.key.rand, key->rand, sizeof(key->rand));
2981 memcpy(ev.key.val, key->val, sizeof(key->val));
2982
04124681
GP		 2983 return mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev),
2984 NULL);
346af67b
VCG		 2985}
2986
afc747a6 2987int mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681
GP		 2988 u8 addr_type, u32 flags, u8 *name, u8 name_len,
2989 u8 *dev_class)
f7520543 2990{
b644ba33
JH		 2991 char buf[512];
2992 struct mgmt_ev_device_connected *ev = (void *) buf;
2993 u16 eir_len = 0;
f7520543 2994
b644ba33 2995 bacpy(&ev->addr.bdaddr, bdaddr);
57c1477c 2996 ev->addr.type = link_to_bdaddr(link_type, addr_type);
f7520543 2997
c95f0ba7 2998 ev->flags = __cpu_to_le32(flags);
08c79b61 2999
b644ba33
JH		 3000 if (name_len > 0)
3001 eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE,
04124681 3002 name, name_len);
b644ba33
JH		 3003
3004 if (dev_class && memcmp(dev_class, "\0\0\0", 3) != 0)
53156385 3005 eir_len = eir_append_data(ev->eir, eir_len,
04124681 3006 EIR_CLASS_OF_DEV, dev_class, 3);
b644ba33 3007
eb55ef07 3008 ev->eir_len = cpu_to_le16(eir_len);
b644ba33
JH		 3009
3010 return mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf,
04124681 3011 sizeof(*ev) + eir_len, NULL);
f7520543
JH		 3012}
3013
8962ee74
JH		 3014static void disconnect_rsp(struct pending_cmd *cmd, void *data)
3015{
c68fb7ff 3016 struct mgmt_cp_disconnect *cp = cmd->param;
8962ee74 3017 struct sock **sk = data;
a38528f1 3018 struct mgmt_rp_disconnect rp;
8962ee74 3019
88c3df13
JH		 3020 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
3021 rp.addr.type = cp->addr.type;
8962ee74 3022
aee9b218 3023 cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp,
04124681 3024 sizeof(rp));
8962ee74
JH		 3025
3026 *sk = cmd->sk;
3027 sock_hold(*sk);
3028
a664b5bc 3029 mgmt_pending_remove(cmd);
8962ee74
JH		 3030}
3031
124f6e35 3032static void unpair_device_rsp(struct pending_cmd *cmd, void *data)
a8a1d19e 3033{
b1078ad0 3034 struct hci_dev *hdev = data;
124f6e35
JH		 3035 struct mgmt_cp_unpair_device *cp = cmd->param;
3036 struct mgmt_rp_unpair_device rp;
a8a1d19e
JH		 3037
3038 memset(&rp, 0, sizeof(rp));
124f6e35
JH		 3039 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
3040 rp.addr.type = cp->addr.type;
a8a1d19e 3041
b1078ad0
JH		 3042 device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk);
3043
aee9b218 3044 cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp));
a8a1d19e
JH		 3045
3046 mgmt_pending_remove(cmd);
3047}
3048
afc747a6 3049int mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 3050 u8 link_type, u8 addr_type)
f7520543 3051{
4c659c39 3052 struct mgmt_addr_info ev;
8962ee74
JH		 3053 struct sock *sk = NULL;
3054 int err;
3055
744cf19e 3056 mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk);
f7520543 3057
f7520543 3058 bacpy(&ev.bdaddr, bdaddr);
57c1477c 3059 ev.type = link_to_bdaddr(link_type, addr_type);
f7520543 3060
afc747a6 3061 err = mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev),
04124681 3062 sk);
8962ee74
JH		 3063
3064 if (sk)
d97dcb66 3065 sock_put(sk);
8962ee74 3066
124f6e35 3067 mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp,
04124681 3068 hdev);
a8a1d19e 3069
8962ee74
JH		 3070 return err;
3071}
3072
88c3df13 3073int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 3074 u8 link_type, u8 addr_type, u8 status)
8962ee74 3075{
88c3df13 3076 struct mgmt_rp_disconnect rp;
8962ee74
JH		 3077 struct pending_cmd *cmd;
3078 int err;
3079
2e58ef3e 3080 cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev);
8962ee74
JH		 3081 if (!cmd)
3082 return -ENOENT;
3083
88c3df13 3084 bacpy(&rp.addr.bdaddr, bdaddr);
57c1477c 3085 rp.addr.type = link_to_bdaddr(link_type, addr_type);
37d9ef76 3086
88c3df13 3087 err = cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT,
04124681 3088 mgmt_status(status), &rp, sizeof(rp));
8962ee74 3089
a664b5bc 3090 mgmt_pending_remove(cmd);
8962ee74 3091
b1078ad0
JH		 3092 mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp,
3093 hdev);
8962ee74 3094 return err;
f7520543 3095}
17d5c04c 3096
48264f06 3097int mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681 3098 u8 addr_type, u8 status)
17d5c04c
JH		 3099{
3100 struct mgmt_ev_connect_failed ev;
3101
4c659c39 3102 bacpy(&ev.addr.bdaddr, bdaddr);
57c1477c 3103 ev.addr.type = link_to_bdaddr(link_type, addr_type);
ca69b795 3104 ev.status = mgmt_status(status);
17d5c04c 3105
744cf19e 3106 return mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL);
17d5c04c 3107}
980e1a53 3108
744cf19e 3109int mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure)
980e1a53
JH		 3110{
3111 struct mgmt_ev_pin_code_request ev;
3112
d8457698 3113 bacpy(&ev.addr.bdaddr, bdaddr);
591f47f3 3114 ev.addr.type = BDADDR_BREDR;
a770bb5a 3115 ev.secure = secure;
980e1a53 3116
744cf19e 3117 return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev),
04124681 3118 NULL);
980e1a53
JH		 3119}
3120
744cf19e 3121int mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 3122 u8 status)
980e1a53
JH		 3123{
3124 struct pending_cmd *cmd;
ac56fb13 3125 struct mgmt_rp_pin_code_reply rp;
980e1a53
JH		 3126 int err;
3127
2e58ef3e 3128 cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev);
980e1a53
JH		 3129 if (!cmd)
3130 return -ENOENT;
3131
d8457698 3132 bacpy(&rp.addr.bdaddr, bdaddr);
591f47f3 3133 rp.addr.type = BDADDR_BREDR;
ac56fb13 3134
aee9b218 3135 err = cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY,
04124681 3136 mgmt_status(status), &rp, sizeof(rp));
980e1a53 3137
a664b5bc 3138 mgmt_pending_remove(cmd);
980e1a53
JH		 3139
3140 return err;
3141}
3142
744cf19e 3143int mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 3144 u8 status)
980e1a53
JH		 3145{
3146 struct pending_cmd *cmd;
ac56fb13 3147 struct mgmt_rp_pin_code_reply rp;
980e1a53
JH		 3148 int err;
3149
2e58ef3e 3150 cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev);
980e1a53
JH		 3151 if (!cmd)
3152 return -ENOENT;
3153
d8457698 3154 bacpy(&rp.addr.bdaddr, bdaddr);
591f47f3 3155 rp.addr.type = BDADDR_BREDR;
ac56fb13 3156
aee9b218 3157 err = cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY,
04124681 3158 mgmt_status(status), &rp, sizeof(rp));
980e1a53 3159
a664b5bc 3160 mgmt_pending_remove(cmd);
980e1a53
JH		 3161
3162 return err;
3163}
a5c29683 3164
744cf19e 3165int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681
GP		 3166 u8 link_type, u8 addr_type, __le32 value,
3167 u8 confirm_hint)
a5c29683
JH		 3168{
3169 struct mgmt_ev_user_confirm_request ev;
3170
744cf19e 3171 BT_DBG("%s", hdev->name);
a5c29683 3172
272d90df 3173 bacpy(&ev.addr.bdaddr, bdaddr);
57c1477c 3174 ev.addr.type = link_to_bdaddr(link_type, addr_type);
55bc1a37 3175 ev.confirm_hint = confirm_hint;
78e8098e 3176 ev.value = value;
a5c29683 3177
744cf19e 3178 return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev),
04124681 3179 NULL);
a5c29683
JH		 3180}
3181
272d90df
JH		 3182int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr,
3183 u8 link_type, u8 addr_type)
604086b7
BG		 3184{
3185 struct mgmt_ev_user_passkey_request ev;
3186
3187 BT_DBG("%s", hdev->name);
3188
272d90df 3189 bacpy(&ev.addr.bdaddr, bdaddr);
57c1477c 3190 ev.addr.type = link_to_bdaddr(link_type, addr_type);
604086b7
BG		 3191
3192 return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev),
04124681 3193 NULL);
604086b7
BG		 3194}
3195
0df4c185 3196static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
272d90df
JH		 3197 u8 link_type, u8 addr_type, u8 status,
3198 u8 opcode)
a5c29683
JH		 3199{
3200 struct pending_cmd *cmd;
3201 struct mgmt_rp_user_confirm_reply rp;
3202 int err;
3203
2e58ef3e 3204 cmd = mgmt_pending_find(opcode, hdev);
a5c29683
JH		 3205 if (!cmd)
3206 return -ENOENT;
3207
272d90df 3208 bacpy(&rp.addr.bdaddr, bdaddr);
57c1477c 3209 rp.addr.type = link_to_bdaddr(link_type, addr_type);
aee9b218 3210 err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status),
04124681 3211 &rp, sizeof(rp));
a5c29683 3212
a664b5bc 3213 mgmt_pending_remove(cmd);
a5c29683
JH		 3214
3215 return err;
3216}
3217
744cf19e 3218int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 3219 u8 link_type, u8 addr_type, u8 status)
a5c29683 3220{
272d90df 3221 return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type,
04124681 3222 status, MGMT_OP_USER_CONFIRM_REPLY);
a5c29683
JH		 3223}
3224
272d90df 3225int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 3226 u8 link_type, u8 addr_type, u8 status)
a5c29683 3227{
272d90df 3228 return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type,
04124681 3229 status, MGMT_OP_USER_CONFIRM_NEG_REPLY);
a5c29683 3230}
2a611692 3231
604086b7 3232int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 3233 u8 link_type, u8 addr_type, u8 status)
604086b7 3234{
272d90df 3235 return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type,
04124681 3236 status, MGMT_OP_USER_PASSKEY_REPLY);
604086b7
BG		 3237}
3238
272d90df 3239int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 3240 u8 link_type, u8 addr_type, u8 status)
604086b7 3241{
272d90df 3242 return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type,
04124681 3243 status, MGMT_OP_USER_PASSKEY_NEG_REPLY);
604086b7
BG		 3244}
3245
bab73cb6 3246int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681 3247 u8 addr_type, u8 status)
2a611692
JH		 3248{
3249 struct mgmt_ev_auth_failed ev;
3250
bab73cb6 3251 bacpy(&ev.addr.bdaddr, bdaddr);
57c1477c 3252 ev.addr.type = link_to_bdaddr(link_type, addr_type);
ca69b795 3253 ev.status = mgmt_status(status);
2a611692 3254
744cf19e 3255 return mgmt_event(MGMT_EV_AUTH_FAILED, hdev, &ev, sizeof(ev), NULL);
2a611692 3256}
b312b161 3257
33ef95ed
JH		 3258int mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status)
3259{
3260 struct cmd_lookup match = { NULL, hdev };
47990ea0
JH		 3261 bool changed = false;
3262 int err = 0;
33ef95ed
JH		 3263
3264 if (status) {
3265 u8 mgmt_err = mgmt_status(status);
3266 mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev,
04124681 3267 cmd_status_rsp, &mgmt_err);
33ef95ed
JH		 3268 return 0;
3269 }
3270
47990ea0
JH		 3271 if (test_bit(HCI_AUTH, &hdev->flags)) {
3272 if (!test_and_set_bit(HCI_LINK_SECURITY, &hdev->dev_flags))
3273 changed = true;
3274 } else {
3275 if (test_and_clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags))
3276 changed = true;
3277 }
3278
33ef95ed 3279 mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp,
04124681 3280 &match);
33ef95ed 3281
47990ea0
JH		 3282 if (changed)
3283 err = new_settings(hdev, match.sk);
33ef95ed
JH		 3284
3285 if (match.sk)
3286 sock_put(match.sk);
3287
3288 return err;
3289}
3290
cacaf52f
JH		 3291static int clear_eir(struct hci_dev *hdev)
3292{
3293 struct hci_cp_write_eir cp;
3294
3295 if (!(hdev->features[6] & LMP_EXT_INQ))
3296 return 0;
3297
c80da27e
JH		 3298 memset(hdev->eir, 0, sizeof(hdev->eir));
3299
cacaf52f
JH		 3300 memset(&cp, 0, sizeof(cp));
3301
3302 return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp);
3303}
3304
c0ecddc2 3305int mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status)
ed2c4ee3
JH		 3306{
3307 struct cmd_lookup match = { NULL, hdev };
c0ecddc2
JH		 3308 bool changed = false;
3309 int err = 0;
ed2c4ee3
JH		 3310
3311 if (status) {
3312 u8 mgmt_err = mgmt_status(status);
c0ecddc2
JH		 3313
3314 if (enable && test_and_clear_bit(HCI_SSP_ENABLED,
04124681 3315 &hdev->dev_flags))
c0ecddc2
JH		 3316 err = new_settings(hdev, NULL);
3317
04124681
GP		 3318 mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp,
3319 &mgmt_err);
c0ecddc2
JH		 3320
3321 return err;
3322 }
3323
3324 if (enable) {
3325 if (!test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags))
3326 changed = true;
3327 } else {
3328 if (test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags))
3329 changed = true;
ed2c4ee3
JH		 3330 }
3331
3332 mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match);
3333
c0ecddc2
JH		 3334 if (changed)
3335 err = new_settings(hdev, match.sk);
ed2c4ee3 3336
5fc6ebb1 3337 if (match.sk)
ed2c4ee3
JH		 3338 sock_put(match.sk);
3339
5fc6ebb1
JH		 3340 if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags))
3341 update_eir(hdev);
3342 else
3343 clear_eir(hdev);
cacaf52f 3344
ed2c4ee3
JH		 3345 return err;
3346}
3347
90e70454
JH		 3348static void class_rsp(struct pending_cmd *cmd, void *data)
3349{
3350 struct cmd_lookup *match = data;
3351
3352 cmd_complete(cmd->sk, cmd->index, cmd->opcode, match->mgmt_status,
04124681 3353 match->hdev->dev_class, 3);
90e70454
JH		 3354
3355 list_del(&cmd->list);
3356
3357 if (match->sk == NULL) {
3358 match->sk = cmd->sk;
3359 sock_hold(match->sk);
3360 }
3361
3362 mgmt_pending_free(cmd);
3363}
3364
7f9a903c 3365int mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class,
04124681 3366 u8 status)
7f9a903c 3367{
90e70454
JH		 3368 struct cmd_lookup match = { NULL, hdev, mgmt_status(status) };
3369 int err = 0;
7f9a903c 3370
c95f0ba7
JH		 3371 clear_bit(HCI_PENDING_CLASS, &hdev->dev_flags);
3372
90e70454
JH		 3373 mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, class_rsp, &match);
3374 mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, class_rsp, &match);
3375 mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, class_rsp, &match);
3376
3377 if (!status)
04124681
GP		 3378 err = mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class,
3379 3, NULL);
90e70454
JH		 3380
3381 if (match.sk)
3382 sock_put(match.sk);
7f9a903c
MH		 3383
3384 return err;
3385}
3386
744cf19e 3387int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status)
b312b161
JH		 3388{
3389 struct pending_cmd *cmd;
3390 struct mgmt_cp_set_local_name ev;
28cc7bde
JH		 3391 bool changed = false;
3392 int err = 0;
3393
3394 if (memcmp(name, hdev->dev_name, sizeof(hdev->dev_name)) != 0) {
3395 memcpy(hdev->dev_name, name, sizeof(hdev->dev_name));
3396 changed = true;
3397 }
b312b161
JH		 3398
3399 memset(&ev, 0, sizeof(ev));
3400 memcpy(ev.name, name, HCI_MAX_NAME_LENGTH);
28cc7bde 3401 memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH);
b312b161 3402
2e58ef3e 3403 cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev);
b312b161
JH		 3404 if (!cmd)
3405 goto send_event;
3406
7bdaae4a
JH		 3407 /* Always assume that either the short or the complete name has
3408 * changed if there was a pending mgmt command */
3409 changed = true;
3410
b312b161 3411 if (status) {
744cf19e 3412 err = cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME,
04124681 3413 mgmt_status(status));
b312b161
JH		 3414 goto failed;
3415 }
3416
aee9b218 3417 err = cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, &ev,
04124681 3418 sizeof(ev));
b312b161
JH		 3419 if (err < 0)
3420 goto failed;
3421
3422send_event:
28cc7bde
JH		 3423 if (changed)
3424 err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev,
04124681 3425 sizeof(ev), cmd ? cmd->sk : NULL);
28cc7bde 3426
f51d5b24 3427 update_eir(hdev);
b312b161
JH		 3428
3429failed:
3430 if (cmd)
3431 mgmt_pending_remove(cmd);
3432 return err;
3433}
c35938b2 3434
744cf19e 3435int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash,
04124681 3436 u8 *randomizer, u8 status)
c35938b2
SJ		 3437{
3438 struct pending_cmd *cmd;
3439 int err;
3440
744cf19e 3441 BT_DBG("%s status %u", hdev->name, status);
c35938b2 3442
2e58ef3e 3443 cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev);
c35938b2
SJ		 3444 if (!cmd)
3445 return -ENOENT;
3446
3447 if (status) {
04124681
GP		 3448 err = cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA,
3449 mgmt_status(status));
c35938b2
SJ		 3450 } else {
3451 struct mgmt_rp_read_local_oob_data rp;
3452
3453 memcpy(rp.hash, hash, sizeof(rp.hash));
3454 memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer));
3455
744cf19e 3456 err = cmd_complete(cmd->sk, hdev->id,
04124681
GP		 3457 MGMT_OP_READ_LOCAL_OOB_DATA, 0, &rp,
3458 sizeof(rp));
c35938b2
SJ		 3459 }
3460
3461 mgmt_pending_remove(cmd);
3462
3463 return err;
3464}
e17acd40 3465
06199cf8
JH		 3466int mgmt_le_enable_complete(struct hci_dev *hdev, u8 enable, u8 status)
3467{
3468 struct cmd_lookup match = { NULL, hdev };
3469 bool changed = false;
3470 int err = 0;
3471
3472 if (status) {
3473 u8 mgmt_err = mgmt_status(status);
3474
3475 if (enable && test_and_clear_bit(HCI_LE_ENABLED,
04124681 3476 &hdev->dev_flags))
d97dcb66 3477 err = new_settings(hdev, NULL);
06199cf8 3478
d97dcb66
SJ		 3479 mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp,
3480 &mgmt_err);
06199cf8
JH		 3481
3482 return err;
3483 }
3484
3485 if (enable) {
3486 if (!test_and_set_bit(HCI_LE_ENABLED, &hdev->dev_flags))
3487 changed = true;
3488 } else {
3489 if (test_and_clear_bit(HCI_LE_ENABLED, &hdev->dev_flags))
3490 changed = true;
3491 }
3492
3493 mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match);
3494
3495 if (changed)
3496 err = new_settings(hdev, match.sk);
3497
3498 if (match.sk)
3499 sock_put(match.sk);
3500
3501 return err;
3502}
3503
48264f06 3504int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681
GP		 3505 u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, u8
3506 ssp, u8 *eir, u16 eir_len)
e17acd40 3507{
e319d2e7
JH		 3508 char buf[512];
3509 struct mgmt_ev_device_found *ev = (void *) buf;
1dc06093 3510 size_t ev_size;
e17acd40 3511
1dc06093
JH		 3512 /* Leave 5 bytes for a potential CoD field */
3513 if (sizeof(*ev) + eir_len + 5 > sizeof(buf))
7d262f86
AG		 3514 return -EINVAL;
3515
1dc06093
JH		 3516 memset(buf, 0, sizeof(buf));
3517
e319d2e7 3518 bacpy(&ev->addr.bdaddr, bdaddr);
57c1477c 3519 ev->addr.type = link_to_bdaddr(link_type, addr_type);
e319d2e7 3520 ev->rssi = rssi;
9a395a80
JH		 3521 if (cfm_name)
3522 ev->flags[0] |= MGMT_DEV_FOUND_CONFIRM_NAME;
388fc8fa
JH		 3523 if (!ssp)
3524 ev->flags[0] |= MGMT_DEV_FOUND_LEGACY_PAIRING;
e17acd40 3525
1dc06093 3526 if (eir_len > 0)
e319d2e7 3527 memcpy(ev->eir, eir, eir_len);
e17acd40 3528
1dc06093
JH		 3529 if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV))
3530 eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV,
04124681 3531 dev_class, 3);
1dc06093 3532
eb55ef07 3533 ev->eir_len = cpu_to_le16(eir_len);
1dc06093
JH		 3534
3535 ev_size = sizeof(*ev) + eir_len;
f8523598 3536
e319d2e7 3537 return mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL);
e17acd40 3538}
a88a9652 3539
b644ba33 3540int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681 3541 u8 addr_type, s8 rssi, u8 *name, u8 name_len)
a88a9652 3542{
b644ba33
JH		 3543 struct mgmt_ev_device_found *ev;
3544 char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2];
3545 u16 eir_len;
a88a9652 3546
b644ba33 3547 ev = (struct mgmt_ev_device_found *) buf;
a88a9652 3548
b644ba33
JH		 3549 memset(buf, 0, sizeof(buf));
3550
3551 bacpy(&ev->addr.bdaddr, bdaddr);
57c1477c 3552 ev->addr.type = link_to_bdaddr(link_type, addr_type);
b644ba33
JH		 3553 ev->rssi = rssi;
3554
3555 eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name,
04124681 3556 name_len);
b644ba33 3557
eb55ef07 3558 ev->eir_len = cpu_to_le16(eir_len);
a88a9652 3559
053c7e0c 3560 return mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev,
04124681 3561 sizeof(*ev) + eir_len, NULL);
a88a9652 3562}
314b2381 3563
7a135109 3564int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status)
164a6e78
JH		 3565{
3566 struct pending_cmd *cmd;
f808e166 3567 u8 type;
164a6e78
JH		 3568 int err;
3569
203159d4
AG		 3570 hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
3571
2e58ef3e 3572 cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev);
164a6e78
JH		 3573 if (!cmd)
3574 return -ENOENT;
3575
f808e166
JH		 3576 type = hdev->discovery.type;
3577
3578 err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status),
04124681 3579 &type, sizeof(type));
164a6e78
JH		 3580 mgmt_pending_remove(cmd);
3581
3582 return err;
3583}
3584
e6d465cb
AG		 3585int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status)
3586{
3587 struct pending_cmd *cmd;
3588 int err;
3589
3590 cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev);
3591 if (!cmd)
3592 return -ENOENT;
3593
d930650b 3594 err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status),
04124681 3595 &hdev->discovery.type, sizeof(hdev->discovery.type));
164a6e78
JH		 3596 mgmt_pending_remove(cmd);
3597
3598 return err;
3599}
3600
744cf19e 3601int mgmt_discovering(struct hci_dev *hdev, u8 discovering)
314b2381 3602{
f963e8e9 3603 struct mgmt_ev_discovering ev;
164a6e78
JH		 3604 struct pending_cmd *cmd;
3605
343fb145
AG		 3606 BT_DBG("%s discovering %u", hdev->name, discovering);
3607
164a6e78 3608 if (discovering)
2e58ef3e 3609 cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev);
164a6e78 3610 else
2e58ef3e 3611 cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev);
164a6e78
JH		 3612
3613 if (cmd != NULL) {
f808e166
JH		 3614 u8 type = hdev->discovery.type;
3615
04124681
GP		 3616 cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type,
3617 sizeof(type));
164a6e78
JH		 3618 mgmt_pending_remove(cmd);
3619 }
3620
f963e8e9
JH		 3621 memset(&ev, 0, sizeof(ev));
3622 ev.type = hdev->discovery.type;
3623 ev.discovering = discovering;
3624
3625 return mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL);
314b2381 3626}
5e762444 3627
88c1fe4b 3628int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type)
5e762444
AJ		 3629{
3630 struct pending_cmd *cmd;
3631 struct mgmt_ev_device_blocked ev;
3632
2e58ef3e 3633 cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, hdev);
5e762444 3634
88c1fe4b
JH		 3635 bacpy(&ev.addr.bdaddr, bdaddr);
3636 ev.addr.type = type;
5e762444 3637
744cf19e 3638 return mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &ev, sizeof(ev),
04124681 3639 cmd ? cmd->sk : NULL);
5e762444
AJ		 3640}
3641
88c1fe4b 3642int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type)
5e762444
AJ		 3643{
3644 struct pending_cmd *cmd;
3645 struct mgmt_ev_device_unblocked ev;
3646
2e58ef3e 3647 cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, hdev);
5e762444 3648
88c1fe4b
JH		 3649 bacpy(&ev.addr.bdaddr, bdaddr);
3650 ev.addr.type = type;
5e762444 3651
744cf19e 3652 return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &ev, sizeof(ev),
04124681 3653 cmd ? cmd->sk : NULL);
5e762444 3654}
d7b7e796
MH		 3655
3656module_param(enable_hs, bool, 0644);
3657MODULE_PARM_DESC(enable_hs, "Enable High Speed support");
Linux kernel - Deliverables
This page took 0.344866 seconds and 5 git commands to generate.