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Bluetooth: Remove unnecessary headers include
[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
3a9a231d 27#include <linux/module.h>
0381101f
JH		 28#include <asm/unaligned.h>
29
30#include <net/bluetooth/bluetooth.h>
31#include <net/bluetooth/hci_core.h>
32#include <net/bluetooth/mgmt.h>
5fe57d9e 33#include <net/bluetooth/smp.h>
0381101f 34
d7b7e796 35bool enable_hs;
d7b7e796 36
2da9c55c 37#define MGMT_VERSION 1
053262dc 38#define MGMT_REVISION 1
02d98129 39
e70bb2e8
JH		 40static const u16 mgmt_commands[] = {
41 MGMT_OP_READ_INDEX_LIST,
42 MGMT_OP_READ_INFO,
43 MGMT_OP_SET_POWERED,
44 MGMT_OP_SET_DISCOVERABLE,
45 MGMT_OP_SET_CONNECTABLE,
46 MGMT_OP_SET_FAST_CONNECTABLE,
47 MGMT_OP_SET_PAIRABLE,
48 MGMT_OP_SET_LINK_SECURITY,
49 MGMT_OP_SET_SSP,
50 MGMT_OP_SET_HS,
51 MGMT_OP_SET_LE,
52 MGMT_OP_SET_DEV_CLASS,
53 MGMT_OP_SET_LOCAL_NAME,
54 MGMT_OP_ADD_UUID,
55 MGMT_OP_REMOVE_UUID,
56 MGMT_OP_LOAD_LINK_KEYS,
57 MGMT_OP_LOAD_LONG_TERM_KEYS,
58 MGMT_OP_DISCONNECT,
59 MGMT_OP_GET_CONNECTIONS,
60 MGMT_OP_PIN_CODE_REPLY,
61 MGMT_OP_PIN_CODE_NEG_REPLY,
62 MGMT_OP_SET_IO_CAPABILITY,
63 MGMT_OP_PAIR_DEVICE,
64 MGMT_OP_CANCEL_PAIR_DEVICE,
65 MGMT_OP_UNPAIR_DEVICE,
66 MGMT_OP_USER_CONFIRM_REPLY,
67 MGMT_OP_USER_CONFIRM_NEG_REPLY,
68 MGMT_OP_USER_PASSKEY_REPLY,
69 MGMT_OP_USER_PASSKEY_NEG_REPLY,
70 MGMT_OP_READ_LOCAL_OOB_DATA,
71 MGMT_OP_ADD_REMOTE_OOB_DATA,
72 MGMT_OP_REMOVE_REMOTE_OOB_DATA,
73 MGMT_OP_START_DISCOVERY,
74 MGMT_OP_STOP_DISCOVERY,
75 MGMT_OP_CONFIRM_NAME,
76 MGMT_OP_BLOCK_DEVICE,
77 MGMT_OP_UNBLOCK_DEVICE,
cdbaccca 78 MGMT_OP_SET_DEVICE_ID,
e70bb2e8
JH		 79};
80
81static const u16 mgmt_events[] = {
82 MGMT_EV_CONTROLLER_ERROR,
83 MGMT_EV_INDEX_ADDED,
84 MGMT_EV_INDEX_REMOVED,
85 MGMT_EV_NEW_SETTINGS,
86 MGMT_EV_CLASS_OF_DEV_CHANGED,
87 MGMT_EV_LOCAL_NAME_CHANGED,
88 MGMT_EV_NEW_LINK_KEY,
89 MGMT_EV_NEW_LONG_TERM_KEY,
90 MGMT_EV_DEVICE_CONNECTED,
91 MGMT_EV_DEVICE_DISCONNECTED,
92 MGMT_EV_CONNECT_FAILED,
93 MGMT_EV_PIN_CODE_REQUEST,
94 MGMT_EV_USER_CONFIRM_REQUEST,
95 MGMT_EV_USER_PASSKEY_REQUEST,
96 MGMT_EV_AUTH_FAILED,
97 MGMT_EV_DEVICE_FOUND,
98 MGMT_EV_DISCOVERING,
99 MGMT_EV_DEVICE_BLOCKED,
100 MGMT_EV_DEVICE_UNBLOCKED,
101 MGMT_EV_DEVICE_UNPAIRED,
102};
103
3fd24153
AG		 104/*
105 * These LE scan and inquiry parameters were chosen according to LE General
106 * Discovery Procedure specification.
107 */
108#define LE_SCAN_TYPE 0x01
109#define LE_SCAN_WIN 0x12
110#define LE_SCAN_INT 0x12
111#define LE_SCAN_TIMEOUT_LE_ONLY 10240 /* TGAP(gen_disc_scan_min) */
5e0452c0 112#define LE_SCAN_TIMEOUT_BREDR_LE 5120 /* TGAP(100)/2 */
3fd24153 113
e8777525 114#define INQUIRY_LEN_BREDR 0x08 /* TGAP(100) */
5e0452c0 115#define INQUIRY_LEN_BREDR_LE 0x04 /* TGAP(100)/2 */
2519a1fc 116
17b02e62 117#define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000)
7d78525d 118
4b34ee78
JH		 119#define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \
120 !test_bit(HCI_AUTO_OFF, &hdev->dev_flags))
121
eec8d2bc
JH		 122struct pending_cmd {
123 struct list_head list;
fc2f4b13 124 u16 opcode;
eec8d2bc 125 int index;
c68fb7ff 126 void *param;
eec8d2bc 127 struct sock *sk;
e9a416b5 128 void *user_data;
eec8d2bc
JH		 129};
130
ca69b795
JH		 131/* HCI to MGMT error code conversion table */
132static u8 mgmt_status_table[] = {
133 MGMT_STATUS_SUCCESS,
134 MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */
135 MGMT_STATUS_NOT_CONNECTED, /* No Connection */
136 MGMT_STATUS_FAILED, /* Hardware Failure */
137 MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */
138 MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */
139 MGMT_STATUS_NOT_PAIRED, /* PIN or Key Missing */
140 MGMT_STATUS_NO_RESOURCES, /* Memory Full */
141 MGMT_STATUS_TIMEOUT, /* Connection Timeout */
142 MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */
143 MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */
144 MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */
145 MGMT_STATUS_BUSY, /* Command Disallowed */
146 MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */
147 MGMT_STATUS_REJECTED, /* Rejected Security */
148 MGMT_STATUS_REJECTED, /* Rejected Personal */
149 MGMT_STATUS_TIMEOUT, /* Host Timeout */
150 MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */
151 MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */
152 MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */
153 MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */
154 MGMT_STATUS_DISCONNECTED, /* OE Power Off */
155 MGMT_STATUS_DISCONNECTED, /* Connection Terminated */
156 MGMT_STATUS_BUSY, /* Repeated Attempts */
157 MGMT_STATUS_REJECTED, /* Pairing Not Allowed */
158 MGMT_STATUS_FAILED, /* Unknown LMP PDU */
159 MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */
160 MGMT_STATUS_REJECTED, /* SCO Offset Rejected */
161 MGMT_STATUS_REJECTED, /* SCO Interval Rejected */
162 MGMT_STATUS_REJECTED, /* Air Mode Rejected */
163 MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */
164 MGMT_STATUS_FAILED, /* Unspecified Error */
165 MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */
166 MGMT_STATUS_FAILED, /* Role Change Not Allowed */
167 MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */
168 MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */
169 MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */
170 MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */
171 MGMT_STATUS_FAILED, /* Unit Link Key Used */
172 MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */
173 MGMT_STATUS_TIMEOUT, /* Instant Passed */
174 MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */
175 MGMT_STATUS_FAILED, /* Transaction Collision */
176 MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */
177 MGMT_STATUS_REJECTED, /* QoS Rejected */
178 MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */
179 MGMT_STATUS_REJECTED, /* Insufficient Security */
180 MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */
181 MGMT_STATUS_BUSY, /* Role Switch Pending */
182 MGMT_STATUS_FAILED, /* Slot Violation */
183 MGMT_STATUS_FAILED, /* Role Switch Failed */
184 MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */
185 MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */
186 MGMT_STATUS_BUSY, /* Host Busy Pairing */
187 MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */
188 MGMT_STATUS_BUSY, /* Controller Busy */
189 MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */
190 MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */
191 MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */
192 MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */
193 MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */
194};
195
196static u8 mgmt_status(u8 hci_status)
197{
198 if (hci_status < ARRAY_SIZE(mgmt_status_table))
199 return mgmt_status_table[hci_status];
200
201 return MGMT_STATUS_FAILED;
202}
203
4e51eae9 204static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status)
f7b64e69
JH		 205{
206 struct sk_buff *skb;
207 struct mgmt_hdr *hdr;
208 struct mgmt_ev_cmd_status *ev;
56b7d137 209 int err;
f7b64e69 210
34eb525c 211 BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status);
f7b64e69
JH		 212
213 skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_ATOMIC);
214 if (!skb)
215 return -ENOMEM;
216
217 hdr = (void *) skb_put(skb, sizeof(*hdr));
218
219 hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS);
4e51eae9 220 hdr->index = cpu_to_le16(index);
f7b64e69
JH		 221 hdr->len = cpu_to_le16(sizeof(*ev));
222
223 ev = (void *) skb_put(skb, sizeof(*ev));
224 ev->status = status;
eb55ef07 225 ev->opcode = cpu_to_le16(cmd);
f7b64e69 226
56b7d137
GP		 227 err = sock_queue_rcv_skb(sk, skb);
228 if (err < 0)
f7b64e69
JH		 229 kfree_skb(skb);
230
56b7d137 231 return err;
f7b64e69
JH		 232}
233
aee9b218 234static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status,
04124681 235 void *rp, size_t rp_len)
02d98129
JH		 236{
237 struct sk_buff *skb;
238 struct mgmt_hdr *hdr;
239 struct mgmt_ev_cmd_complete *ev;
56b7d137 240 int err;
02d98129
JH		 241
242 BT_DBG("sock %p", sk);
243
a38528f1 244 skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_ATOMIC);
02d98129
JH		 245 if (!skb)
246 return -ENOMEM;
247
248 hdr = (void *) skb_put(skb, sizeof(*hdr));
02d98129 249
a38528f1 250 hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE);
4e51eae9 251 hdr->index = cpu_to_le16(index);
a38528f1 252 hdr->len = cpu_to_le16(sizeof(*ev) + rp_len);
02d98129 253
a38528f1 254 ev = (void *) skb_put(skb, sizeof(*ev) + rp_len);
eb55ef07 255 ev->opcode = cpu_to_le16(cmd);
aee9b218 256 ev->status = status;
8020c16a
SJ		 257
258 if (rp)
259 memcpy(ev->data, rp, rp_len);
02d98129 260
56b7d137
GP		 261 err = sock_queue_rcv_skb(sk, skb);
262 if (err < 0)
02d98129
JH		 263 kfree_skb(skb);
264
e5f0e151 265 return err;
02d98129
JH		 266}
267
04124681
GP		 268static int read_version(struct sock *sk, struct hci_dev *hdev, void *data,
269 u16 data_len)
a38528f1
JH		 270{
271 struct mgmt_rp_read_version rp;
272
273 BT_DBG("sock %p", sk);
274
275 rp.version = MGMT_VERSION;
eb55ef07 276 rp.revision = __constant_cpu_to_le16(MGMT_REVISION);
a38528f1 277
aee9b218 278 return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp,
04124681 279 sizeof(rp));
a38528f1
JH		 280}
281
04124681
GP		 282static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data,
283 u16 data_len)
e70bb2e8
JH		 284{
285 struct mgmt_rp_read_commands *rp;
eb55ef07
MH		 286 const u16 num_commands = ARRAY_SIZE(mgmt_commands);
287 const u16 num_events = ARRAY_SIZE(mgmt_events);
2e3c35ea 288 __le16 *opcode;
e70bb2e8
JH		 289 size_t rp_size;
290 int i, err;
291
292 BT_DBG("sock %p", sk);
293
294 rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16));
295
296 rp = kmalloc(rp_size, GFP_KERNEL);
297 if (!rp)
298 return -ENOMEM;
299
eb55ef07
MH		 300 rp->num_commands = __constant_cpu_to_le16(num_commands);
301 rp->num_events = __constant_cpu_to_le16(num_events);
e70bb2e8
JH		 302
303 for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++)
304 put_unaligned_le16(mgmt_commands[i], opcode);
305
306 for (i = 0; i < num_events; i++, opcode++)
307 put_unaligned_le16(mgmt_events[i], opcode);
308
aee9b218 309 err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp,
04124681 310 rp_size);
e70bb2e8
JH		 311 kfree(rp);
312
313 return err;
314}
315
04124681
GP		 316static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data,
317 u16 data_len)
faba42eb 318{
faba42eb
JH		 319 struct mgmt_rp_read_index_list *rp;
320 struct list_head *p;
8035ded4 321 struct hci_dev *d;
a38528f1 322 size_t rp_len;
faba42eb 323 u16 count;
a38528f1 324 int i, err;
faba42eb
JH		 325
326 BT_DBG("sock %p", sk);
327
328 read_lock(&hci_dev_list_lock);
329
330 count = 0;
331 list_for_each(p, &hci_dev_list) {
332 count++;
333 }
334
a38528f1
JH		 335 rp_len = sizeof(*rp) + (2 * count);
336 rp = kmalloc(rp_len, GFP_ATOMIC);
337 if (!rp) {
b2c60d42 338 read_unlock(&hci_dev_list_lock);
faba42eb 339 return -ENOMEM;
b2c60d42 340 }
faba42eb 341
eb55ef07 342 rp->num_controllers = cpu_to_le16(count);
faba42eb
JH		 343
344 i = 0;
8035ded4 345 list_for_each_entry(d, &hci_dev_list, list) {
a8b2d5c2 346 if (test_bit(HCI_SETUP, &d->dev_flags))
ab81cbf9
JH		 347 continue;
348
eb55ef07 349 rp->index[i++] = cpu_to_le16(d->id);
faba42eb
JH		 350 BT_DBG("Added hci%u", d->id);
351 }
352
353 read_unlock(&hci_dev_list_lock);
354
aee9b218 355 err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp,
04124681 356 rp_len);
faba42eb 357
a38528f1
JH		 358 kfree(rp);
359
360 return err;
faba42eb
JH		 361}
362
69ab39ea
JH		 363static u32 get_supported_settings(struct hci_dev *hdev)
364{
365 u32 settings = 0;
366
367 settings |= MGMT_SETTING_POWERED;
368 settings |= MGMT_SETTING_CONNECTABLE;
369 settings |= MGMT_SETTING_FAST_CONNECTABLE;
370 settings |= MGMT_SETTING_DISCOVERABLE;
371 settings |= MGMT_SETTING_PAIRABLE;
372
373 if (hdev->features[6] & LMP_SIMPLE_PAIR)
374 settings |= MGMT_SETTING_SSP;
375
376 if (!(hdev->features[4] & LMP_NO_BREDR)) {
377 settings |= MGMT_SETTING_BREDR;
378 settings |= MGMT_SETTING_LINK_SECURITY;
379 }
380
d7b7e796
MH		 381 if (enable_hs)
382 settings |= MGMT_SETTING_HS;
383
9d42820f
MH		 384 if (hdev->features[4] & LMP_LE)
385 settings |= MGMT_SETTING_LE;
69ab39ea
JH		 386
387 return settings;
388}
389
390static u32 get_current_settings(struct hci_dev *hdev)
391{
392 u32 settings = 0;
393
f1f0eb02 394 if (hdev_is_powered(hdev))
f0d4b78a
MH		 395 settings |= MGMT_SETTING_POWERED;
396
5e5282bb 397 if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags))
69ab39ea
JH		 398 settings |= MGMT_SETTING_CONNECTABLE;
399
5e5282bb 400 if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags))
69ab39ea
JH		 401 settings |= MGMT_SETTING_DISCOVERABLE;
402
a8b2d5c2 403 if (test_bit(HCI_PAIRABLE, &hdev->dev_flags))
69ab39ea
JH		 404 settings |= MGMT_SETTING_PAIRABLE;
405
406 if (!(hdev->features[4] & LMP_NO_BREDR))
407 settings |= MGMT_SETTING_BREDR;
408
06199cf8 409 if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags))
69ab39ea
JH		 410 settings |= MGMT_SETTING_LE;
411
47990ea0 412 if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags))
69ab39ea
JH		 413 settings |= MGMT_SETTING_LINK_SECURITY;
414
84bde9d6 415 if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags))
69ab39ea
JH		 416 settings |= MGMT_SETTING_SSP;
417
6d80dfd0
JH		 418 if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags))
419 settings |= MGMT_SETTING_HS;
420
69ab39ea
JH		 421 return settings;
422}
423
ef580372
JH		 424#define PNP_INFO_SVCLASS_ID 0x1200
425
426static u8 bluetooth_base_uuid[] = {
427 0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80,
428 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
429};
430
431static u16 get_uuid16(u8 *uuid128)
432{
433 u32 val;
434 int i;
435
436 for (i = 0; i < 12; i++) {
437 if (bluetooth_base_uuid[i] != uuid128[i])
438 return 0;
439 }
440
3e9fb6d8 441 val = get_unaligned_le32(&uuid128[12]);
ef580372
JH		 442 if (val > 0xffff)
443 return 0;
444
445 return (u16) val;
446}
447
448static void create_eir(struct hci_dev *hdev, u8 *data)
449{
450 u8 *ptr = data;
451 u16 eir_len = 0;
452 u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)];
453 int i, truncated = 0;
454 struct bt_uuid *uuid;
455 size_t name_len;
456
457 name_len = strlen(hdev->dev_name);
458
459 if (name_len > 0) {
460 /* EIR Data type */
461 if (name_len > 48) {
462 name_len = 48;
463 ptr[1] = EIR_NAME_SHORT;
464 } else
465 ptr[1] = EIR_NAME_COMPLETE;
466
467 /* EIR Data length */
468 ptr[0] = name_len + 1;
469
470 memcpy(ptr + 2, hdev->dev_name, name_len);
471
472 eir_len += (name_len + 2);
473 ptr += (name_len + 2);
474 }
475
91c4e9b1
MH		 476 if (hdev->inq_tx_power) {
477 ptr[0] = 2;
478 ptr[1] = EIR_TX_POWER;
479 ptr[2] = (u8) hdev->inq_tx_power;
480
481 eir_len += 3;
482 ptr += 3;
483 }
484
2b9be137
MH		 485 if (hdev->devid_source > 0) {
486 ptr[0] = 9;
487 ptr[1] = EIR_DEVICE_ID;
488
489 put_unaligned_le16(hdev->devid_source, ptr + 2);
490 put_unaligned_le16(hdev->devid_vendor, ptr + 4);
491 put_unaligned_le16(hdev->devid_product, ptr + 6);
492 put_unaligned_le16(hdev->devid_version, ptr + 8);
493
494 eir_len += 10;
495 ptr += 10;
496 }
497
ef580372
JH		 498 memset(uuid16_list, 0, sizeof(uuid16_list));
499
500 /* Group all UUID16 types */
501 list_for_each_entry(uuid, &hdev->uuids, list) {
502 u16 uuid16;
503
504 uuid16 = get_uuid16(uuid->uuid);
505 if (uuid16 == 0)
506 return;
507
508 if (uuid16 < 0x1100)
509 continue;
510
511 if (uuid16 == PNP_INFO_SVCLASS_ID)
512 continue;
513
514 /* Stop if not enough space to put next UUID */
515 if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) {
516 truncated = 1;
517 break;
518 }
519
520 /* Check for duplicates */
521 for (i = 0; uuid16_list[i] != 0; i++)
522 if (uuid16_list[i] == uuid16)
523 break;
524
525 if (uuid16_list[i] == 0) {
526 uuid16_list[i] = uuid16;
527 eir_len += sizeof(u16);
528 }
529 }
530
531 if (uuid16_list[0] != 0) {
532 u8 *length = ptr;
533
534 /* EIR Data type */
535 ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL;
536
537 ptr += 2;
538 eir_len += 2;
539
540 for (i = 0; uuid16_list[i] != 0; i++) {
541 *ptr++ = (uuid16_list[i] & 0x00ff);
542 *ptr++ = (uuid16_list[i] & 0xff00) >> 8;
543 }
544
545 /* EIR Data length */
546 *length = (i * sizeof(u16)) + 1;
547 }
548}
549
550static int update_eir(struct hci_dev *hdev)
551{
552 struct hci_cp_write_eir cp;
553
504c8dcd 554 if (!hdev_is_powered(hdev))
7770c4aa
JH		 555 return 0;
556
ef580372
JH		 557 if (!(hdev->features[6] & LMP_EXT_INQ))
558 return 0;
559
84bde9d6 560 if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags))
ef580372
JH		 561 return 0;
562
a8b2d5c2 563 if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags))
ef580372
JH		 564 return 0;
565
566 memset(&cp, 0, sizeof(cp));
567
568 create_eir(hdev, cp.data);
569
570 if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0)
571 return 0;
572
573 memcpy(hdev->eir, cp.data, sizeof(cp.data));
574
575 return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp);
576}
577
578static u8 get_service_classes(struct hci_dev *hdev)
579{
580 struct bt_uuid *uuid;
581 u8 val = 0;
582
583 list_for_each_entry(uuid, &hdev->uuids, list)
584 val |= uuid->svc_hint;
585
586 return val;
587}
588
589static int update_class(struct hci_dev *hdev)
590{
591 u8 cod[3];
c95f0ba7 592 int err;
ef580372
JH		 593
594 BT_DBG("%s", hdev->name);
595
504c8dcd 596 if (!hdev_is_powered(hdev))
7770c4aa
JH		 597 return 0;
598
a8b2d5c2 599 if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags))
ef580372
JH		 600 return 0;
601
602 cod[0] = hdev->minor_class;
603 cod[1] = hdev->major_class;
604 cod[2] = get_service_classes(hdev);
605
606 if (memcmp(cod, hdev->dev_class, 3) == 0)
607 return 0;
608
c95f0ba7
JH		 609 err = hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod);
610 if (err == 0)
611 set_bit(HCI_PENDING_CLASS, &hdev->dev_flags);
612
613 return err;
ef580372
JH		 614}
615
7d78525d
JH		 616static void service_cache_off(struct work_struct *work)
617{
618 struct hci_dev *hdev = container_of(work, struct hci_dev,
04124681 619 service_cache.work);
7d78525d 620
a8b2d5c2 621 if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags))
7d78525d
JH		 622 return;
623
624 hci_dev_lock(hdev);
625
626 update_eir(hdev);
627 update_class(hdev);
628
629 hci_dev_unlock(hdev);
630}
631
6a919082 632static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev)
7d78525d 633{
4f87da80 634 if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags))
6a919082
JH		 635 return;
636
4f87da80 637 INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off);
7d78525d 638
4f87da80
JH		 639 /* Non-mgmt controlled devices get this bit set
640 * implicitly so that pairing works for them, however
641 * for mgmt we require user-space to explicitly enable
642 * it
643 */
644 clear_bit(HCI_PAIRABLE, &hdev->dev_flags);
7d78525d
JH		 645}
646
0f4e68cf 647static int read_controller_info(struct sock *sk, struct hci_dev *hdev,
04124681 648 void *data, u16 data_len)
0381101f 649{
a38528f1 650 struct mgmt_rp_read_info rp;
f7b64e69 651
bdb6d971 652 BT_DBG("sock %p %s", sk, hdev->name);
f7b64e69 653
09fd0de5 654 hci_dev_lock(hdev);
f7b64e69 655
dc4fe30b
JH		 656 memset(&rp, 0, sizeof(rp));
657
69ab39ea 658 bacpy(&rp.bdaddr, &hdev->bdaddr);
f7b64e69 659
69ab39ea 660 rp.version = hdev->hci_ver;
eb55ef07 661 rp.manufacturer = cpu_to_le16(hdev->manufacturer);
69ab39ea
JH		 662
663 rp.supported_settings = cpu_to_le32(get_supported_settings(hdev));
664 rp.current_settings = cpu_to_le32(get_current_settings(hdev));
f7b64e69 665
a38528f1 666 memcpy(rp.dev_class, hdev->dev_class, 3);
f7b64e69 667
dc4fe30b 668 memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name));
27fcc362 669 memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name));
dc4fe30b 670
09fd0de5 671 hci_dev_unlock(hdev);
0381101f 672
bdb6d971 673 return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp,
04124681 674 sizeof(rp));
0381101f
JH		 675}
676
eec8d2bc
JH		 677static void mgmt_pending_free(struct pending_cmd *cmd)
678{
679 sock_put(cmd->sk);
c68fb7ff 680 kfree(cmd->param);
eec8d2bc
JH		 681 kfree(cmd);
682}
683
366a0336 684static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode,
04124681
GP		 685 struct hci_dev *hdev, void *data,
686 u16 len)
eec8d2bc
JH		 687{
688 struct pending_cmd *cmd;
689
690 cmd = kmalloc(sizeof(*cmd), GFP_ATOMIC);
691 if (!cmd)
366a0336 692 return NULL;
eec8d2bc
JH		 693
694 cmd->opcode = opcode;
2e58ef3e 695 cmd->index = hdev->id;
eec8d2bc 696
c68fb7ff
SJ		 697 cmd->param = kmalloc(len, GFP_ATOMIC);
698 if (!cmd->param) {
eec8d2bc 699 kfree(cmd);
366a0336 700 return NULL;
eec8d2bc
JH		 701 }
702
8fce6357
SJ		 703 if (data)
704 memcpy(cmd->param, data, len);
eec8d2bc
JH		 705
706 cmd->sk = sk;
707 sock_hold(sk);
708
2e58ef3e 709 list_add(&cmd->list, &hdev->mgmt_pending);
eec8d2bc 710
366a0336 711 return cmd;
eec8d2bc
JH		 712}
713
744cf19e 714static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev,
8fc9ced3
GP		 715 void (*cb)(struct pending_cmd *cmd,
716 void *data),
04124681 717 void *data)
eec8d2bc
JH		 718{
719 struct list_head *p, *n;
720
2e58ef3e 721 list_for_each_safe(p, n, &hdev->mgmt_pending) {
eec8d2bc
JH		 722 struct pending_cmd *cmd;
723
724 cmd = list_entry(p, struct pending_cmd, list);
725
b24752fe 726 if (opcode > 0 && cmd->opcode != opcode)
eec8d2bc
JH		 727 continue;
728
eec8d2bc
JH		 729 cb(cmd, data);
730 }
731}
732
2e58ef3e 733static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev)
eec8d2bc 734{
8035ded4 735 struct pending_cmd *cmd;
eec8d2bc 736
2e58ef3e 737 list_for_each_entry(cmd, &hdev->mgmt_pending, list) {
2aeabcbe
JH		 738 if (cmd->opcode == opcode)
739 return cmd;
eec8d2bc
JH		 740 }
741
742 return NULL;
743}
744
a664b5bc 745static void mgmt_pending_remove(struct pending_cmd *cmd)
73f22f62 746{
73f22f62
JH		 747 list_del(&cmd->list);
748 mgmt_pending_free(cmd);
749}
750
69ab39ea 751static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev)
8680570b 752{
69ab39ea 753 __le32 settings = cpu_to_le32(get_current_settings(hdev));
8680570b 754
aee9b218 755 return cmd_complete(sk, hdev->id, opcode, 0, &settings,
04124681 756 sizeof(settings));
8680570b
JH		 757}
758
bdb6d971 759static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 760 u16 len)
eec8d2bc 761{
650f726d 762 struct mgmt_mode *cp = data;
366a0336 763 struct pending_cmd *cmd;
4b34ee78 764 int err;
eec8d2bc 765
bdb6d971 766 BT_DBG("request for %s", hdev->name);
eec8d2bc 767
09fd0de5 768 hci_dev_lock(hdev);
eec8d2bc 769
f0d4b78a
MH		 770 if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) {
771 cancel_delayed_work(&hdev->power_off);
772
773 if (cp->val) {
774 err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev);
775 mgmt_powered(hdev, 1);
776 goto failed;
777 }
778 }
779
4b34ee78 780 if (!!cp->val == hdev_is_powered(hdev)) {
69ab39ea 781 err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev);
eec8d2bc
JH		 782 goto failed;
783 }
784
2e58ef3e 785 if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) {
bdb6d971 786 err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED,
04124681 787 MGMT_STATUS_BUSY);
eec8d2bc
JH		 788 goto failed;
789 }
790
2e58ef3e 791 cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len);
366a0336
JH		 792 if (!cmd) {
793 err = -ENOMEM;
eec8d2bc 794 goto failed;
366a0336 795 }
eec8d2bc 796
72a734ec 797 if (cp->val)
7f971041 798 schedule_work(&hdev->power_on);
eec8d2bc 799 else
80b7ab33 800 schedule_work(&hdev->power_off.work);
eec8d2bc 801
366a0336 802 err = 0;
eec8d2bc
JH		 803
804failed:
09fd0de5 805 hci_dev_unlock(hdev);
366a0336 806 return err;
eec8d2bc
JH		 807}
808
04124681
GP		 809static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 data_len,
810 struct sock *skip_sk)
beadb2bd
JH		 811{
812 struct sk_buff *skb;
813 struct mgmt_hdr *hdr;
814
815 skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC);
816 if (!skb)
817 return -ENOMEM;
818
819 hdr = (void *) skb_put(skb, sizeof(*hdr));
820 hdr->opcode = cpu_to_le16(event);
821 if (hdev)
822 hdr->index = cpu_to_le16(hdev->id);
823 else
824 hdr->index = cpu_to_le16(MGMT_INDEX_NONE);
825 hdr->len = cpu_to_le16(data_len);
826
827 if (data)
828 memcpy(skb_put(skb, data_len), data, data_len);
829
97e0bdeb
MH		 830 /* Time stamp */
831 __net_timestamp(skb);
832
beadb2bd
JH		 833 hci_send_to_control(skb, skip_sk);
834 kfree_skb(skb);
835
836 return 0;
837}
838
839static int new_settings(struct hci_dev *hdev, struct sock *skip)
840{
841 __le32 ev;
842
843 ev = cpu_to_le32(get_current_settings(hdev));
844
845 return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip);
846}
847
bdb6d971 848static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 849 u16 len)
73f22f62 850{
650f726d 851 struct mgmt_cp_set_discoverable *cp = data;
366a0336 852 struct pending_cmd *cmd;
5e5282bb 853 u16 timeout;
73f22f62
JH		 854 u8 scan;
855 int err;
856
bdb6d971 857 BT_DBG("request for %s", hdev->name);
73f22f62 858
1f350c87 859 timeout = __le16_to_cpu(cp->timeout);
24c54a90 860 if (!cp->val && timeout > 0)
bdb6d971 861 return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
04124681 862 MGMT_STATUS_INVALID_PARAMS);
73f22f62 863
09fd0de5 864 hci_dev_lock(hdev);
73f22f62 865
5e5282bb 866 if (!hdev_is_powered(hdev) && timeout > 0) {
bdb6d971 867 err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
04124681 868 MGMT_STATUS_NOT_POWERED);
73f22f62
JH		 869 goto failed;
870 }
871
2e58ef3e 872 if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) ||
8ce8e2b5 873 mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) {
bdb6d971 874 err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
04124681 875 MGMT_STATUS_BUSY);
73f22f62
JH		 876 goto failed;
877 }
878
5e5282bb 879 if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) {
bdb6d971 880 err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE,
04124681 881 MGMT_STATUS_REJECTED);
5e5282bb
JH		 882 goto failed;
883 }
884
885 if (!hdev_is_powered(hdev)) {
0224d2fa
JH		 886 bool changed = false;
887
888 if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) {
889 change_bit(HCI_DISCOVERABLE, &hdev->dev_flags);
890 changed = true;
891 }
892
5e5282bb 893 err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev);
0224d2fa
JH		 894 if (err < 0)
895 goto failed;
896
897 if (changed)
898 err = new_settings(hdev, sk);
899
5e5282bb
JH		 900 goto failed;
901 }
902
903 if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) {
955638ec
MH		 904 if (hdev->discov_timeout > 0) {
905 cancel_delayed_work(&hdev->discov_off);
906 hdev->discov_timeout = 0;
907 }
908
909 if (cp->val && timeout > 0) {
910 hdev->discov_timeout = timeout;
911 queue_delayed_work(hdev->workqueue, &hdev->discov_off,
912 msecs_to_jiffies(hdev->discov_timeout * 1000));
913 }
914
69ab39ea 915 err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev);
73f22f62
JH		 916 goto failed;
917 }
918
2e58ef3e 919 cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len);
366a0336
JH		 920 if (!cmd) {
921 err = -ENOMEM;
73f22f62 922 goto failed;
366a0336 923 }
73f22f62
JH		 924
925 scan = SCAN_PAGE;
926
72a734ec 927 if (cp->val)
73f22f62 928 scan |= SCAN_INQUIRY;
16ab91ab 929 else
e0f9309f 930 cancel_delayed_work(&hdev->discov_off);
73f22f62
JH		 931
932 err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan);
933 if (err < 0)
a664b5bc 934 mgmt_pending_remove(cmd);
73f22f62 935
16ab91ab 936 if (cp->val)
5e5282bb 937 hdev->discov_timeout = timeout;
16ab91ab 938
73f22f62 939failed:
09fd0de5 940 hci_dev_unlock(hdev);
73f22f62
JH		 941 return err;
942}
943
bdb6d971 944static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 945 u16 len)
9fbcbb45 946{
650f726d 947 struct mgmt_mode *cp = data;
366a0336 948 struct pending_cmd *cmd;
9fbcbb45
JH		 949 u8 scan;
950 int err;
951
bdb6d971 952 BT_DBG("request for %s", hdev->name);
9fbcbb45 953
09fd0de5 954 hci_dev_lock(hdev);
9fbcbb45 955
4b34ee78 956 if (!hdev_is_powered(hdev)) {
0224d2fa
JH		 957 bool changed = false;
958
959 if (!!cp->val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags))
960 changed = true;
961
6bf0e469 962 if (cp->val) {
5e5282bb 963 set_bit(HCI_CONNECTABLE, &hdev->dev_flags);
6bf0e469 964 } else {
5e5282bb
JH		 965 clear_bit(HCI_CONNECTABLE, &hdev->dev_flags);
966 clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags);
967 }
0224d2fa 968
5e5282bb 969 err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev);
0224d2fa
JH		 970 if (err < 0)
971 goto failed;
972
973 if (changed)
974 err = new_settings(hdev, sk);
975
9fbcbb45
JH		 976 goto failed;
977 }
978
2e58ef3e 979 if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) ||
8ce8e2b5 980 mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) {
bdb6d971 981 err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE,
04124681 982 MGMT_STATUS_BUSY);
9fbcbb45
JH		 983 goto failed;
984 }
985
5e5282bb 986 if (!!cp->val == test_bit(HCI_PSCAN, &hdev->flags)) {
69ab39ea 987 err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev);
9fbcbb45
JH		 988 goto failed;
989 }
990
2e58ef3e 991 cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len);
366a0336
JH		 992 if (!cmd) {
993 err = -ENOMEM;
9fbcbb45 994 goto failed;
366a0336 995 }
9fbcbb45 996
6bf0e469 997 if (cp->val) {
9fbcbb45 998 scan = SCAN_PAGE;
6bf0e469 999 } else {
9fbcbb45
JH		 1000 scan = 0;
1001
df2c6c5e 1002 if (test_bit(HCI_ISCAN, &hdev->flags) &&
8ce8e2b5 1003 hdev->discov_timeout > 0)
df2c6c5e
JH		 1004 cancel_delayed_work(&hdev->discov_off);
1005 }
1006
9fbcbb45
JH		 1007 err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan);
1008 if (err < 0)
a664b5bc 1009 mgmt_pending_remove(cmd);
9fbcbb45
JH		 1010
1011failed:
09fd0de5 1012 hci_dev_unlock(hdev);
9fbcbb45
JH		 1013 return err;
1014}
1015
bdb6d971 1016static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 1017 u16 len)
c542a06c 1018{
650f726d 1019 struct mgmt_mode *cp = data;
c542a06c
JH		 1020 int err;
1021
bdb6d971 1022 BT_DBG("request for %s", hdev->name);
c542a06c 1023
09fd0de5 1024 hci_dev_lock(hdev);
c542a06c
JH		 1025
1026 if (cp->val)
a8b2d5c2 1027 set_bit(HCI_PAIRABLE, &hdev->dev_flags);
c542a06c 1028 else
a8b2d5c2 1029 clear_bit(HCI_PAIRABLE, &hdev->dev_flags);
c542a06c 1030
69ab39ea 1031 err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev);
c542a06c
JH		 1032 if (err < 0)
1033 goto failed;
1034
beadb2bd 1035 err = new_settings(hdev, sk);
c542a06c
JH		 1036
1037failed:
09fd0de5 1038 hci_dev_unlock(hdev);
c542a06c
JH		 1039 return err;
1040}
1041
04124681
GP		 1042static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data,
1043 u16 len)
33ef95ed
JH		 1044{
1045 struct mgmt_mode *cp = data;
1046 struct pending_cmd *cmd;
816a11d5 1047 u8 val;
33ef95ed
JH		 1048 int err;
1049
bdb6d971 1050 BT_DBG("request for %s", hdev->name);
33ef95ed 1051
33ef95ed
JH		 1052 hci_dev_lock(hdev);
1053
4b34ee78 1054 if (!hdev_is_powered(hdev)) {
47990ea0
JH		 1055 bool changed = false;
1056
1057 if (!!cp->val != test_bit(HCI_LINK_SECURITY,
8ce8e2b5 1058 &hdev->dev_flags)) {
47990ea0
JH		 1059 change_bit(HCI_LINK_SECURITY, &hdev->dev_flags);
1060 changed = true;
1061 }
1062
1063 err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev);
1064 if (err < 0)
1065 goto failed;
1066
1067 if (changed)
1068 err = new_settings(hdev, sk);
1069
33ef95ed
JH		 1070 goto failed;
1071 }
1072
1073 if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) {
bdb6d971 1074 err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY,
04124681 1075 MGMT_STATUS_BUSY);
33ef95ed
JH		 1076 goto failed;
1077 }
1078
1079 val = !!cp->val;
1080
1081 if (test_bit(HCI_AUTH, &hdev->flags) == val) {
1082 err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev);
1083 goto failed;
1084 }
1085
1086 cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len);
1087 if (!cmd) {
1088 err = -ENOMEM;
1089 goto failed;
1090 }
1091
1092 err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val);
1093 if (err < 0) {
1094 mgmt_pending_remove(cmd);
1095 goto failed;
1096 }
1097
1098failed:
1099 hci_dev_unlock(hdev);
33ef95ed
JH		 1100 return err;
1101}
1102
bdb6d971 1103static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
ed2c4ee3
JH		 1104{
1105 struct mgmt_mode *cp = data;
1106 struct pending_cmd *cmd;
816a11d5 1107 u8 val;
ed2c4ee3
JH		 1108 int err;
1109
bdb6d971 1110 BT_DBG("request for %s", hdev->name);
ed2c4ee3 1111
ed2c4ee3
JH		 1112 hci_dev_lock(hdev);
1113
6c8f12c1 1114 if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) {
bdb6d971 1115 err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
04124681 1116 MGMT_STATUS_NOT_SUPPORTED);
6c8f12c1
JH		 1117 goto failed;
1118 }
1119
c0ecddc2
JH		 1120 val = !!cp->val;
1121
4b34ee78 1122 if (!hdev_is_powered(hdev)) {
c0ecddc2
JH		 1123 bool changed = false;
1124
1125 if (val != test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) {
1126 change_bit(HCI_SSP_ENABLED, &hdev->dev_flags);
1127 changed = true;
1128 }
1129
1130 err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev);
1131 if (err < 0)
1132 goto failed;
1133
1134 if (changed)
1135 err = new_settings(hdev, sk);
1136
ed2c4ee3
JH		 1137 goto failed;
1138 }
1139
1140 if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev)) {
d97dcb66
SJ		 1141 err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP,
1142 MGMT_STATUS_BUSY);
ed2c4ee3
JH		 1143 goto failed;
1144 }
1145
ed2c4ee3
JH		 1146 if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) == val) {
1147 err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev);
1148 goto failed;
1149 }
1150
1151 cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len);
1152 if (!cmd) {
1153 err = -ENOMEM;
1154 goto failed;
1155 }
1156
1157 err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, sizeof(val), &val);
1158 if (err < 0) {
1159 mgmt_pending_remove(cmd);
1160 goto failed;
1161 }
1162
1163failed:
1164 hci_dev_unlock(hdev);
ed2c4ee3
JH		 1165 return err;
1166}
1167
bdb6d971 1168static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
6d80dfd0
JH		 1169{
1170 struct mgmt_mode *cp = data;
6d80dfd0 1171
bdb6d971 1172 BT_DBG("request for %s", hdev->name);
6d80dfd0 1173
bdb6d971
JH		 1174 if (!enable_hs)
1175 return cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
04124681 1176 MGMT_STATUS_NOT_SUPPORTED);
6d80dfd0
JH		 1177
1178 if (cp->val)
1179 set_bit(HCI_HS_ENABLED, &hdev->dev_flags);
1180 else
1181 clear_bit(HCI_HS_ENABLED, &hdev->dev_flags);
1182
bdb6d971 1183 return send_settings_rsp(sk, MGMT_OP_SET_HS, hdev);
6d80dfd0
JH		 1184}
1185
bdb6d971 1186static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
06199cf8
JH		 1187{
1188 struct mgmt_mode *cp = data;
1189 struct hci_cp_write_le_host_supported hci_cp;
1190 struct pending_cmd *cmd;
06199cf8 1191 int err;
0b60eba1 1192 u8 val, enabled;
06199cf8 1193
bdb6d971 1194 BT_DBG("request for %s", hdev->name);
06199cf8 1195
1de028ce
JH		 1196 hci_dev_lock(hdev);
1197
9d42820f 1198 if (!(hdev->features[4] & LMP_LE)) {
bdb6d971 1199 err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
04124681 1200 MGMT_STATUS_NOT_SUPPORTED);
1de028ce 1201 goto unlock;
06199cf8
JH		 1202 }
1203
1204 val = !!cp->val;
0b60eba1 1205 enabled = !!(hdev->host_features[0] & LMP_HOST_LE);
06199cf8 1206
0b60eba1 1207 if (!hdev_is_powered(hdev) || val == enabled) {
06199cf8
JH		 1208 bool changed = false;
1209
1210 if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) {
1211 change_bit(HCI_LE_ENABLED, &hdev->dev_flags);
1212 changed = true;
1213 }
1214
1215 err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev);
1216 if (err < 0)
1de028ce 1217 goto unlock;
06199cf8
JH		 1218
1219 if (changed)
1220 err = new_settings(hdev, sk);
1221
1de028ce 1222 goto unlock;
06199cf8
JH		 1223 }
1224
1225 if (mgmt_pending_find(MGMT_OP_SET_LE, hdev)) {
bdb6d971 1226 err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE,
04124681 1227 MGMT_STATUS_BUSY);
1de028ce 1228 goto unlock;
06199cf8
JH		 1229 }
1230
1231 cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len);
1232 if (!cmd) {
1233 err = -ENOMEM;
1de028ce 1234 goto unlock;
06199cf8
JH		 1235 }
1236
1237 memset(&hci_cp, 0, sizeof(hci_cp));
1238
1239 if (val) {
1240 hci_cp.le = val;
1241 hci_cp.simul = !!(hdev->features[6] & LMP_SIMUL_LE_BR);
1242 }
1243
04124681
GP		 1244 err = hci_send_cmd(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp),
1245 &hci_cp);
0c01bc48 1246 if (err < 0)
06199cf8 1247 mgmt_pending_remove(cmd);
06199cf8 1248
1de028ce
JH		 1249unlock:
1250 hci_dev_unlock(hdev);
06199cf8
JH		 1251 return err;
1252}
1253
bdb6d971 1254static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
2aeb9a1a 1255{
650f726d 1256 struct mgmt_cp_add_uuid *cp = data;
90e70454 1257 struct pending_cmd *cmd;
2aeb9a1a 1258 struct bt_uuid *uuid;
2aeb9a1a
JH		 1259 int err;
1260
bdb6d971 1261 BT_DBG("request for %s", hdev->name);
2aeb9a1a 1262
09fd0de5 1263 hci_dev_lock(hdev);
2aeb9a1a 1264
c95f0ba7 1265 if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1266 err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID,
04124681 1267 MGMT_STATUS_BUSY);
c95f0ba7
JH		 1268 goto failed;
1269 }
1270
2aeb9a1a
JH		 1271 uuid = kmalloc(sizeof(*uuid), GFP_ATOMIC);
1272 if (!uuid) {
1273 err = -ENOMEM;
1274 goto failed;
1275 }
1276
1277 memcpy(uuid->uuid, cp->uuid, 16);
1aff6f09 1278 uuid->svc_hint = cp->svc_hint;
2aeb9a1a
JH		 1279
1280 list_add(&uuid->list, &hdev->uuids);
1281
1aff6f09
JH		 1282 err = update_class(hdev);
1283 if (err < 0)
1284 goto failed;
1285
80a1e1db
JH		 1286 err = update_eir(hdev);
1287 if (err < 0)
1288 goto failed;
1289
90e70454 1290 if (!test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1291 err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0,
04124681 1292 hdev->dev_class, 3);
90e70454
JH		 1293 goto failed;
1294 }
1295
1296 cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len);
0c01bc48 1297 if (!cmd)
90e70454 1298 err = -ENOMEM;
2aeb9a1a
JH		 1299
1300failed:
09fd0de5 1301 hci_dev_unlock(hdev);
2aeb9a1a
JH		 1302 return err;
1303}
1304
24b78d0f
JH		 1305static bool enable_service_cache(struct hci_dev *hdev)
1306{
1307 if (!hdev_is_powered(hdev))
1308 return false;
1309
1310 if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) {
17b02e62 1311 schedule_delayed_work(&hdev->service_cache, CACHE_TIMEOUT);
24b78d0f
JH		 1312 return true;
1313 }
1314
1315 return false;
1316}
1317
bdb6d971 1318static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data,
8ce8e2b5 1319 u16 len)
2aeb9a1a 1320{
650f726d 1321 struct mgmt_cp_remove_uuid *cp = data;
90e70454 1322 struct pending_cmd *cmd;
2aeb9a1a 1323 struct list_head *p, *n;
2aeb9a1a 1324 u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
2aeb9a1a
JH		 1325 int err, found;
1326
bdb6d971 1327 BT_DBG("request for %s", hdev->name);
2aeb9a1a 1328
09fd0de5 1329 hci_dev_lock(hdev);
2aeb9a1a 1330
c95f0ba7 1331 if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1332 err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID,
04124681 1333 MGMT_STATUS_BUSY);
c95f0ba7
JH		 1334 goto unlock;
1335 }
1336
2aeb9a1a
JH		 1337 if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) {
1338 err = hci_uuids_clear(hdev);
4004b6d9 1339
24b78d0f 1340 if (enable_service_cache(hdev)) {
bdb6d971 1341 err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID,
04124681 1342 0, hdev->dev_class, 3);
24b78d0f
JH		 1343 goto unlock;
1344 }
4004b6d9 1345
9246a869 1346 goto update_class;
2aeb9a1a
JH		 1347 }
1348
1349 found = 0;
1350
1351 list_for_each_safe(p, n, &hdev->uuids) {
1352 struct bt_uuid *match = list_entry(p, struct bt_uuid, list);
1353
1354 if (memcmp(match->uuid, cp->uuid, 16) != 0)
1355 continue;
1356
1357 list_del(&match->list);
1358 found++;
1359 }
1360
1361 if (found == 0) {
bdb6d971 1362 err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID,
04124681 1363 MGMT_STATUS_INVALID_PARAMS);
2aeb9a1a
JH		 1364 goto unlock;
1365 }
1366
9246a869 1367update_class:
1aff6f09
JH		 1368 err = update_class(hdev);
1369 if (err < 0)
1370 goto unlock;
1371
80a1e1db
JH		 1372 err = update_eir(hdev);
1373 if (err < 0)
1374 goto unlock;
1375
90e70454 1376 if (!test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1377 err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0,
04124681 1378 hdev->dev_class, 3);
90e70454
JH		 1379 goto unlock;
1380 }
1381
1382 cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len);
0c01bc48 1383 if (!cmd)
90e70454 1384 err = -ENOMEM;
2aeb9a1a
JH		 1385
1386unlock:
09fd0de5 1387 hci_dev_unlock(hdev);
2aeb9a1a
JH		 1388 return err;
1389}
1390
bdb6d971 1391static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 1392 u16 len)
1aff6f09 1393{
650f726d 1394 struct mgmt_cp_set_dev_class *cp = data;
90e70454 1395 struct pending_cmd *cmd;
1aff6f09
JH		 1396 int err;
1397
bdb6d971 1398 BT_DBG("request for %s", hdev->name);
1aff6f09 1399
09fd0de5 1400 hci_dev_lock(hdev);
1aff6f09 1401
c95f0ba7 1402 if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1403 err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS,
04124681 1404 MGMT_STATUS_BUSY);
c95f0ba7
JH		 1405 goto unlock;
1406 }
1407
932f5ff5
JH		 1408 hdev->major_class = cp->major;
1409 hdev->minor_class = cp->minor;
1410
b5235a65 1411 if (!hdev_is_powered(hdev)) {
bdb6d971 1412 err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0,
04124681 1413 hdev->dev_class, 3);
b5235a65
JH		 1414 goto unlock;
1415 }
1416
a8b2d5c2 1417 if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) {
7d78525d
JH		 1418 hci_dev_unlock(hdev);
1419 cancel_delayed_work_sync(&hdev->service_cache);
1420 hci_dev_lock(hdev);
14c0b608 1421 update_eir(hdev);
7d78525d 1422 }
14c0b608 1423
1aff6f09 1424 err = update_class(hdev);
90e70454
JH		 1425 if (err < 0)
1426 goto unlock;
1aff6f09 1427
90e70454 1428 if (!test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) {
bdb6d971 1429 err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0,
04124681 1430 hdev->dev_class, 3);
90e70454
JH		 1431 goto unlock;
1432 }
1433
1434 cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len);
0c01bc48 1435 if (!cmd)
90e70454 1436 err = -ENOMEM;
1aff6f09 1437
b5235a65 1438unlock:
09fd0de5 1439 hci_dev_unlock(hdev);
1aff6f09
JH		 1440 return err;
1441}
1442
bdb6d971 1443static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data,
8ce8e2b5 1444 u16 len)
55ed8ca1 1445{
650f726d 1446 struct mgmt_cp_load_link_keys *cp = data;
4e51eae9 1447 u16 key_count, expected_len;
a492cd52 1448 int i;
55ed8ca1 1449
1f350c87 1450 key_count = __le16_to_cpu(cp->key_count);
55ed8ca1 1451
86742e1e
JH		 1452 expected_len = sizeof(*cp) + key_count *
1453 sizeof(struct mgmt_link_key_info);
a492cd52 1454 if (expected_len != len) {
86742e1e 1455 BT_ERR("load_link_keys: expected %u bytes, got %u bytes",
8ce8e2b5 1456 len, expected_len);
bdb6d971 1457 return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS,
04124681 1458 MGMT_STATUS_INVALID_PARAMS);
55ed8ca1
JH		 1459 }
1460
bdb6d971 1461 BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys,
8ce8e2b5 1462 key_count);
55ed8ca1 1463
09fd0de5 1464 hci_dev_lock(hdev);
55ed8ca1
JH		 1465
1466 hci_link_keys_clear(hdev);
1467
a8b2d5c2 1468 set_bit(HCI_LINK_KEYS, &hdev->dev_flags);
55ed8ca1
JH		 1469
1470 if (cp->debug_keys)
a8b2d5c2 1471 set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags);
55ed8ca1 1472 else
a8b2d5c2 1473 clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags);
55ed8ca1 1474
a492cd52 1475 for (i = 0; i < key_count; i++) {
86742e1e 1476 struct mgmt_link_key_info *key = &cp->keys[i];
55ed8ca1 1477
d753fdc4 1478 hci_add_link_key(hdev, NULL, 0, &key->addr.bdaddr, key->val,
04124681 1479 key->type, key->pin_len);
55ed8ca1
JH		 1480 }
1481
bdb6d971 1482 cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0);
0e5f875a 1483
09fd0de5 1484 hci_dev_unlock(hdev);
55ed8ca1 1485
a492cd52 1486 return 0;
55ed8ca1
JH		 1487}
1488
b1078ad0 1489static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 1490 u8 addr_type, struct sock *skip_sk)
b1078ad0
JH		 1491{
1492 struct mgmt_ev_device_unpaired ev;
1493
1494 bacpy(&ev.addr.bdaddr, bdaddr);
1495 ev.addr.type = addr_type;
1496
1497 return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev),
04124681 1498 skip_sk);
b1078ad0
JH		 1499}
1500
bdb6d971 1501static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 1502 u16 len)
55ed8ca1 1503{
124f6e35
JH		 1504 struct mgmt_cp_unpair_device *cp = data;
1505 struct mgmt_rp_unpair_device rp;
a8a1d19e
JH		 1506 struct hci_cp_disconnect dc;
1507 struct pending_cmd *cmd;
55ed8ca1 1508 struct hci_conn *conn;
55ed8ca1
JH		 1509 int err;
1510
09fd0de5 1511 hci_dev_lock(hdev);
55ed8ca1 1512
a8a1d19e 1513 memset(&rp, 0, sizeof(rp));
124f6e35
JH		 1514 bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr);
1515 rp.addr.type = cp->addr.type;
a8a1d19e 1516
86a8cfc6 1517 if (!hdev_is_powered(hdev)) {
bdb6d971 1518 err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
04124681 1519 MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp));
86a8cfc6
JH		 1520 goto unlock;
1521 }
1522
591f47f3 1523 if (cp->addr.type == BDADDR_BREDR)
124f6e35
JH		 1524 err = hci_remove_link_key(hdev, &cp->addr.bdaddr);
1525 else
1526 err = hci_remove_ltk(hdev, &cp->addr.bdaddr);
b0dbfb46 1527
55ed8ca1 1528 if (err < 0) {
bdb6d971 1529 err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
04124681 1530 MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp));
55ed8ca1
JH		 1531 goto unlock;
1532 }
1533
86a8cfc6 1534 if (cp->disconnect) {
591f47f3 1535 if (cp->addr.type == BDADDR_BREDR)
86a8cfc6 1536 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
8ce8e2b5 1537 &cp->addr.bdaddr);
86a8cfc6
JH		 1538 else
1539 conn = hci_conn_hash_lookup_ba(hdev, LE_LINK,
8ce8e2b5 1540 &cp->addr.bdaddr);
86a8cfc6
JH		 1541 } else {
1542 conn = NULL;
1543 }
124f6e35 1544
a8a1d19e 1545 if (!conn) {
bdb6d971 1546 err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0,
04124681 1547 &rp, sizeof(rp));
b1078ad0 1548 device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk);
a8a1d19e
JH		 1549 goto unlock;
1550 }
55ed8ca1 1551
124f6e35 1552 cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp,
04124681 1553 sizeof(*cp));
a8a1d19e
JH		 1554 if (!cmd) {
1555 err = -ENOMEM;
1556 goto unlock;
55ed8ca1
JH		 1557 }
1558
eb55ef07 1559 dc.handle = cpu_to_le16(conn->handle);
a8a1d19e
JH		 1560 dc.reason = 0x13; /* Remote User Terminated Connection */
1561 err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc);
1562 if (err < 0)
1563 mgmt_pending_remove(cmd);
1564
55ed8ca1 1565unlock:
09fd0de5 1566 hci_dev_unlock(hdev);
55ed8ca1
JH		 1567 return err;
1568}
1569
bdb6d971 1570static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data,
04124681 1571 u16 len)
8962ee74 1572{
650f726d 1573 struct mgmt_cp_disconnect *cp = data;
8962ee74 1574 struct hci_cp_disconnect dc;
366a0336 1575 struct pending_cmd *cmd;
8962ee74 1576 struct hci_conn *conn;
8962ee74
JH		 1577 int err;
1578
1579 BT_DBG("");
1580
09fd0de5 1581 hci_dev_lock(hdev);
8962ee74
JH		 1582
1583 if (!test_bit(HCI_UP, &hdev->flags)) {
bdb6d971 1584 err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
04124681 1585 MGMT_STATUS_NOT_POWERED);
8962ee74
JH		 1586 goto failed;
1587 }
1588
2e58ef3e 1589 if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) {
bdb6d971 1590 err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT,
04124681 1591 MGMT_STATUS_BUSY);
8962ee74
JH		 1592 goto failed;
1593 }
1594
591f47f3 1595 if (cp->addr.type == BDADDR_BREDR)
8fc9ced3
GP		 1596 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
1597 &cp->addr.bdaddr);
88c3df13
JH		 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,
8ce8e2b5 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
6039aa73 1824static struct pending_cmd *find_pairing(struct hci_conn *conn)
e9a416b5
JH		 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 &&
8ce8e2b5 1944 hci_conn_security(conn, sec_level, auth_type))
e9a416b5
JH		 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,
8ce8e2b5 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,
8ce8e2b5 2410 NAME_PENDING);
e0d9727e 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",
8ce8e2b5 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 2756 if (opcode >= ARRAY_SIZE(mgmt_handlers) ||
8ce8e2b5 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) ||
8ce8e2b5 2765 (!hdev && opcode >= MGMT_OP_READ_INFO)) {
0f4e68cf 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) ||
8ce8e2b5 2774 (!handler->var_len && len != handler->data_len)) {
be22b54e 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 2957 ev.key.type = key->type;
9b3b4460 2958 memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE);
a492cd52 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 3092 mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp,
8ce8e2b5 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 3182int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr,
8ce8e2b5 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,
8ce8e2b5
GP		 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,
8fc9ced3
GP		 3229 status,
3230 MGMT_OP_USER_CONFIRM_NEG_REPLY);
a5c29683 3231}
2a611692 3232
604086b7 3233int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 3234 u8 link_type, u8 addr_type, u8 status)
604086b7 3235{
272d90df 3236 return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type,
04124681 3237 status, MGMT_OP_USER_PASSKEY_REPLY);
604086b7
BG		 3238}
3239
272d90df 3240int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 3241 u8 link_type, u8 addr_type, u8 status)
604086b7 3242{
272d90df 3243 return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type,
8fc9ced3
GP		 3244 status,
3245 MGMT_OP_USER_PASSKEY_NEG_REPLY);
604086b7
BG		 3246}
3247
bab73cb6 3248int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681 3249 u8 addr_type, u8 status)
2a611692
JH		 3250{
3251 struct mgmt_ev_auth_failed ev;
3252
bab73cb6 3253 bacpy(&ev.addr.bdaddr, bdaddr);
57c1477c 3254 ev.addr.type = link_to_bdaddr(link_type, addr_type);
ca69b795 3255 ev.status = mgmt_status(status);
2a611692 3256
744cf19e 3257 return mgmt_event(MGMT_EV_AUTH_FAILED, hdev, &ev, sizeof(ev), NULL);
2a611692 3258}
b312b161 3259
33ef95ed
JH		 3260int mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status)
3261{
3262 struct cmd_lookup match = { NULL, hdev };
47990ea0
JH		 3263 bool changed = false;
3264 int err = 0;
33ef95ed
JH		 3265
3266 if (status) {
3267 u8 mgmt_err = mgmt_status(status);
3268 mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev,
04124681 3269 cmd_status_rsp, &mgmt_err);
33ef95ed
JH		 3270 return 0;
3271 }
3272
47990ea0
JH		 3273 if (test_bit(HCI_AUTH, &hdev->flags)) {
3274 if (!test_and_set_bit(HCI_LINK_SECURITY, &hdev->dev_flags))
3275 changed = true;
3276 } else {
3277 if (test_and_clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags))
3278 changed = true;
3279 }
3280
33ef95ed 3281 mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp,
04124681 3282 &match);
33ef95ed 3283
47990ea0
JH		 3284 if (changed)
3285 err = new_settings(hdev, match.sk);
33ef95ed
JH		 3286
3287 if (match.sk)
3288 sock_put(match.sk);
3289
3290 return err;
3291}
3292
cacaf52f
JH		 3293static int clear_eir(struct hci_dev *hdev)
3294{
3295 struct hci_cp_write_eir cp;
3296
3297 if (!(hdev->features[6] & LMP_EXT_INQ))
3298 return 0;
3299
c80da27e
JH		 3300 memset(hdev->eir, 0, sizeof(hdev->eir));
3301
cacaf52f
JH		 3302 memset(&cp, 0, sizeof(cp));
3303
3304 return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp);
3305}
3306
c0ecddc2 3307int mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status)
ed2c4ee3
JH		 3308{
3309 struct cmd_lookup match = { NULL, hdev };
c0ecddc2
JH		 3310 bool changed = false;
3311 int err = 0;
ed2c4ee3
JH		 3312
3313 if (status) {
3314 u8 mgmt_err = mgmt_status(status);
c0ecddc2
JH		 3315
3316 if (enable && test_and_clear_bit(HCI_SSP_ENABLED,
04124681 3317 &hdev->dev_flags))
c0ecddc2
JH		 3318 err = new_settings(hdev, NULL);
3319
04124681
GP		 3320 mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp,
3321 &mgmt_err);
c0ecddc2
JH		 3322
3323 return err;
3324 }
3325
3326 if (enable) {
3327 if (!test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags))
3328 changed = true;
3329 } else {
3330 if (test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags))
3331 changed = true;
ed2c4ee3
JH		 3332 }
3333
3334 mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match);
3335
c0ecddc2
JH		 3336 if (changed)
3337 err = new_settings(hdev, match.sk);
ed2c4ee3 3338
5fc6ebb1 3339 if (match.sk)
ed2c4ee3
JH		 3340 sock_put(match.sk);
3341
5fc6ebb1
JH		 3342 if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags))
3343 update_eir(hdev);
3344 else
3345 clear_eir(hdev);
cacaf52f 3346
ed2c4ee3
JH		 3347 return err;
3348}
3349
90e70454
JH		 3350static void class_rsp(struct pending_cmd *cmd, void *data)
3351{
3352 struct cmd_lookup *match = data;
3353
3354 cmd_complete(cmd->sk, cmd->index, cmd->opcode, match->mgmt_status,
04124681 3355 match->hdev->dev_class, 3);
90e70454
JH		 3356
3357 list_del(&cmd->list);
3358
3359 if (match->sk == NULL) {
3360 match->sk = cmd->sk;
3361 sock_hold(match->sk);
3362 }
3363
3364 mgmt_pending_free(cmd);
3365}
3366
7f9a903c 3367int mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class,
04124681 3368 u8 status)
7f9a903c 3369{
90e70454
JH		 3370 struct cmd_lookup match = { NULL, hdev, mgmt_status(status) };
3371 int err = 0;
7f9a903c 3372
c95f0ba7
JH		 3373 clear_bit(HCI_PENDING_CLASS, &hdev->dev_flags);
3374
90e70454
JH		 3375 mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, class_rsp, &match);
3376 mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, class_rsp, &match);
3377 mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, class_rsp, &match);
3378
3379 if (!status)
04124681
GP		 3380 err = mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class,
3381 3, NULL);
90e70454
JH		 3382
3383 if (match.sk)
3384 sock_put(match.sk);
7f9a903c
MH		 3385
3386 return err;
3387}
3388
744cf19e 3389int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status)
b312b161
JH		 3390{
3391 struct pending_cmd *cmd;
3392 struct mgmt_cp_set_local_name ev;
28cc7bde
JH		 3393 bool changed = false;
3394 int err = 0;
3395
3396 if (memcmp(name, hdev->dev_name, sizeof(hdev->dev_name)) != 0) {
3397 memcpy(hdev->dev_name, name, sizeof(hdev->dev_name));
3398 changed = true;
3399 }
b312b161
JH		 3400
3401 memset(&ev, 0, sizeof(ev));
3402 memcpy(ev.name, name, HCI_MAX_NAME_LENGTH);
28cc7bde 3403 memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH);
b312b161 3404
2e58ef3e 3405 cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev);
b312b161
JH		 3406 if (!cmd)
3407 goto send_event;
3408
7bdaae4a
JH		 3409 /* Always assume that either the short or the complete name has
3410 * changed if there was a pending mgmt command */
3411 changed = true;
3412
b312b161 3413 if (status) {
744cf19e 3414 err = cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME,
04124681 3415 mgmt_status(status));
b312b161
JH		 3416 goto failed;
3417 }
3418
aee9b218 3419 err = cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, &ev,
04124681 3420 sizeof(ev));
b312b161
JH		 3421 if (err < 0)
3422 goto failed;
3423
3424send_event:
28cc7bde
JH		 3425 if (changed)
3426 err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev,
04124681 3427 sizeof(ev), cmd ? cmd->sk : NULL);
28cc7bde 3428
f51d5b24 3429 update_eir(hdev);
b312b161
JH		 3430
3431failed:
3432 if (cmd)
3433 mgmt_pending_remove(cmd);
3434 return err;
3435}
c35938b2 3436
744cf19e 3437int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash,
04124681 3438 u8 *randomizer, u8 status)
c35938b2
SJ		 3439{
3440 struct pending_cmd *cmd;
3441 int err;
3442
744cf19e 3443 BT_DBG("%s status %u", hdev->name, status);
c35938b2 3444
2e58ef3e 3445 cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev);
c35938b2
SJ		 3446 if (!cmd)
3447 return -ENOENT;
3448
3449 if (status) {
04124681
GP		 3450 err = cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA,
3451 mgmt_status(status));
c35938b2
SJ		 3452 } else {
3453 struct mgmt_rp_read_local_oob_data rp;
3454
3455 memcpy(rp.hash, hash, sizeof(rp.hash));
3456 memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer));
3457
744cf19e 3458 err = cmd_complete(cmd->sk, hdev->id,
04124681
GP		 3459 MGMT_OP_READ_LOCAL_OOB_DATA, 0, &rp,
3460 sizeof(rp));
c35938b2
SJ		 3461 }
3462
3463 mgmt_pending_remove(cmd);
3464
3465 return err;
3466}
e17acd40 3467
06199cf8
JH		 3468int mgmt_le_enable_complete(struct hci_dev *hdev, u8 enable, u8 status)
3469{
3470 struct cmd_lookup match = { NULL, hdev };
3471 bool changed = false;
3472 int err = 0;
3473
3474 if (status) {
3475 u8 mgmt_err = mgmt_status(status);
3476
3477 if (enable && test_and_clear_bit(HCI_LE_ENABLED,
04124681 3478 &hdev->dev_flags))
d97dcb66 3479 err = new_settings(hdev, NULL);
06199cf8 3480
d97dcb66
SJ		 3481 mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp,
3482 &mgmt_err);
06199cf8
JH		 3483
3484 return err;
3485 }
3486
3487 if (enable) {
3488 if (!test_and_set_bit(HCI_LE_ENABLED, &hdev->dev_flags))
3489 changed = true;
3490 } else {
3491 if (test_and_clear_bit(HCI_LE_ENABLED, &hdev->dev_flags))
3492 changed = true;
3493 }
3494
3495 mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match);
3496
3497 if (changed)
3498 err = new_settings(hdev, match.sk);
3499
3500 if (match.sk)
3501 sock_put(match.sk);
3502
3503 return err;
3504}
3505
48264f06 3506int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681
GP		 3507 u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, u8
3508 ssp, u8 *eir, u16 eir_len)
e17acd40 3509{
e319d2e7
JH		 3510 char buf[512];
3511 struct mgmt_ev_device_found *ev = (void *) buf;
1dc06093 3512 size_t ev_size;
e17acd40 3513
1dc06093
JH		 3514 /* Leave 5 bytes for a potential CoD field */
3515 if (sizeof(*ev) + eir_len + 5 > sizeof(buf))
7d262f86
AG		 3516 return -EINVAL;
3517
1dc06093
JH		 3518 memset(buf, 0, sizeof(buf));
3519
e319d2e7 3520 bacpy(&ev->addr.bdaddr, bdaddr);
57c1477c 3521 ev->addr.type = link_to_bdaddr(link_type, addr_type);
e319d2e7 3522 ev->rssi = rssi;
9a395a80
JH		 3523 if (cfm_name)
3524 ev->flags[0] |= MGMT_DEV_FOUND_CONFIRM_NAME;
388fc8fa
JH		 3525 if (!ssp)
3526 ev->flags[0] |= MGMT_DEV_FOUND_LEGACY_PAIRING;
e17acd40 3527
1dc06093 3528 if (eir_len > 0)
e319d2e7 3529 memcpy(ev->eir, eir, eir_len);
e17acd40 3530
1dc06093
JH		 3531 if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV))
3532 eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV,
04124681 3533 dev_class, 3);
1dc06093 3534
eb55ef07 3535 ev->eir_len = cpu_to_le16(eir_len);
1dc06093
JH		 3536
3537 ev_size = sizeof(*ev) + eir_len;
f8523598 3538
e319d2e7 3539 return mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL);
e17acd40 3540}
a88a9652 3541
b644ba33 3542int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681 3543 u8 addr_type, s8 rssi, u8 *name, u8 name_len)
a88a9652 3544{
b644ba33
JH		 3545 struct mgmt_ev_device_found *ev;
3546 char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2];
3547 u16 eir_len;
a88a9652 3548
b644ba33 3549 ev = (struct mgmt_ev_device_found *) buf;
a88a9652 3550
b644ba33
JH		 3551 memset(buf, 0, sizeof(buf));
3552
3553 bacpy(&ev->addr.bdaddr, bdaddr);
57c1477c 3554 ev->addr.type = link_to_bdaddr(link_type, addr_type);
b644ba33
JH		 3555 ev->rssi = rssi;
3556
3557 eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name,
04124681 3558 name_len);
b644ba33 3559
eb55ef07 3560 ev->eir_len = cpu_to_le16(eir_len);
a88a9652 3561
053c7e0c 3562 return mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev,
04124681 3563 sizeof(*ev) + eir_len, NULL);
a88a9652 3564}
314b2381 3565
7a135109 3566int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status)
164a6e78
JH		 3567{
3568 struct pending_cmd *cmd;
f808e166 3569 u8 type;
164a6e78
JH		 3570 int err;
3571
203159d4
AG		 3572 hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
3573
2e58ef3e 3574 cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev);
164a6e78
JH		 3575 if (!cmd)
3576 return -ENOENT;
3577
f808e166
JH		 3578 type = hdev->discovery.type;
3579
3580 err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status),
04124681 3581 &type, sizeof(type));
164a6e78
JH		 3582 mgmt_pending_remove(cmd);
3583
3584 return err;
3585}
3586
e6d465cb
AG		 3587int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status)
3588{
3589 struct pending_cmd *cmd;
3590 int err;
3591
3592 cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev);
3593 if (!cmd)
3594 return -ENOENT;
3595
d930650b 3596 err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status),
04124681 3597 &hdev->discovery.type, sizeof(hdev->discovery.type));
164a6e78
JH		 3598 mgmt_pending_remove(cmd);
3599
3600 return err;
3601}
3602
744cf19e 3603int mgmt_discovering(struct hci_dev *hdev, u8 discovering)
314b2381 3604{
f963e8e9 3605 struct mgmt_ev_discovering ev;
164a6e78
JH		 3606 struct pending_cmd *cmd;
3607
343fb145
AG		 3608 BT_DBG("%s discovering %u", hdev->name, discovering);
3609
164a6e78 3610 if (discovering)
2e58ef3e 3611 cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev);
164a6e78 3612 else
2e58ef3e 3613 cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev);
164a6e78
JH		 3614
3615 if (cmd != NULL) {
f808e166
JH		 3616 u8 type = hdev->discovery.type;
3617
04124681
GP		 3618 cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type,
3619 sizeof(type));
164a6e78
JH		 3620 mgmt_pending_remove(cmd);
3621 }
3622
f963e8e9
JH		 3623 memset(&ev, 0, sizeof(ev));
3624 ev.type = hdev->discovery.type;
3625 ev.discovering = discovering;
3626
3627 return mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL);
314b2381 3628}
5e762444 3629
88c1fe4b 3630int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type)
5e762444
AJ		 3631{
3632 struct pending_cmd *cmd;
3633 struct mgmt_ev_device_blocked ev;
3634
2e58ef3e 3635 cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, hdev);
5e762444 3636
88c1fe4b
JH		 3637 bacpy(&ev.addr.bdaddr, bdaddr);
3638 ev.addr.type = type;
5e762444 3639
744cf19e 3640 return mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &ev, sizeof(ev),
04124681 3641 cmd ? cmd->sk : NULL);
5e762444
AJ		 3642}
3643
88c1fe4b 3644int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type)
5e762444
AJ		 3645{
3646 struct pending_cmd *cmd;
3647 struct mgmt_ev_device_unblocked ev;
3648
2e58ef3e 3649 cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, hdev);
5e762444 3650
88c1fe4b
JH		 3651 bacpy(&ev.addr.bdaddr, bdaddr);
3652 ev.addr.type = type;
5e762444 3653
744cf19e 3654 return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &ev, sizeof(ev),
04124681 3655 cmd ? cmd->sk : NULL);
5e762444 3656}
d7b7e796
MH		 3657
3658module_param(enable_hs, bool, 0644);
3659MODULE_PARM_DESC(enable_hs, "Enable High Speed support");
Linux kernel - Deliverables
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