Commit | Line | Data |
---|---|---|
0381101f JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
ea585ab5 | 3 | |
0381101f | 4 | Copyright (C) 2010 Nokia Corporation |
ea585ab5 | 5 | Copyright (C) 2011-2012 Intel Corporation |
0381101f JH |
6 | |
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License version 2 as | |
9 | published by the Free Software Foundation; | |
10 | ||
11 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
12 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
13 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
14 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
15 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
16 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
17 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
19 | ||
20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
22 | SOFTWARE IS DISCLAIMED. | |
23 | */ | |
24 | ||
25 | /* Bluetooth HCI Management interface */ | |
26 | ||
3a9a231d | 27 | #include <linux/module.h> |
0381101f JH |
28 | #include <asm/unaligned.h> |
29 | ||
30 | #include <net/bluetooth/bluetooth.h> | |
31 | #include <net/bluetooth/hci_core.h> | |
32 | #include <net/bluetooth/mgmt.h> | |
ac4b7236 MH |
33 | |
34 | #include "smp.h" | |
0381101f | 35 | |
2da9c55c | 36 | #define MGMT_VERSION 1 |
9ab8cf37 | 37 | #define MGMT_REVISION 4 |
02d98129 | 38 | |
e70bb2e8 JH |
39 | static const u16 mgmt_commands[] = { |
40 | MGMT_OP_READ_INDEX_LIST, | |
41 | MGMT_OP_READ_INFO, | |
42 | MGMT_OP_SET_POWERED, | |
43 | MGMT_OP_SET_DISCOVERABLE, | |
44 | MGMT_OP_SET_CONNECTABLE, | |
45 | MGMT_OP_SET_FAST_CONNECTABLE, | |
46 | MGMT_OP_SET_PAIRABLE, | |
47 | MGMT_OP_SET_LINK_SECURITY, | |
48 | MGMT_OP_SET_SSP, | |
49 | MGMT_OP_SET_HS, | |
50 | MGMT_OP_SET_LE, | |
51 | MGMT_OP_SET_DEV_CLASS, | |
52 | MGMT_OP_SET_LOCAL_NAME, | |
53 | MGMT_OP_ADD_UUID, | |
54 | MGMT_OP_REMOVE_UUID, | |
55 | MGMT_OP_LOAD_LINK_KEYS, | |
56 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
57 | MGMT_OP_DISCONNECT, | |
58 | MGMT_OP_GET_CONNECTIONS, | |
59 | MGMT_OP_PIN_CODE_REPLY, | |
60 | MGMT_OP_PIN_CODE_NEG_REPLY, | |
61 | MGMT_OP_SET_IO_CAPABILITY, | |
62 | MGMT_OP_PAIR_DEVICE, | |
63 | MGMT_OP_CANCEL_PAIR_DEVICE, | |
64 | MGMT_OP_UNPAIR_DEVICE, | |
65 | MGMT_OP_USER_CONFIRM_REPLY, | |
66 | MGMT_OP_USER_CONFIRM_NEG_REPLY, | |
67 | MGMT_OP_USER_PASSKEY_REPLY, | |
68 | MGMT_OP_USER_PASSKEY_NEG_REPLY, | |
69 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
70 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
71 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
72 | MGMT_OP_START_DISCOVERY, | |
73 | MGMT_OP_STOP_DISCOVERY, | |
74 | MGMT_OP_CONFIRM_NAME, | |
75 | MGMT_OP_BLOCK_DEVICE, | |
76 | MGMT_OP_UNBLOCK_DEVICE, | |
cdbaccca | 77 | MGMT_OP_SET_DEVICE_ID, |
4375f103 | 78 | MGMT_OP_SET_ADVERTISING, |
0663ca2a | 79 | MGMT_OP_SET_BREDR, |
d13eafce | 80 | MGMT_OP_SET_STATIC_ADDRESS, |
7f72134e | 81 | MGMT_OP_SET_SCAN_PARAMS, |
e70bb2e8 JH |
82 | }; |
83 | ||
84 | static const u16 mgmt_events[] = { | |
85 | MGMT_EV_CONTROLLER_ERROR, | |
86 | MGMT_EV_INDEX_ADDED, | |
87 | MGMT_EV_INDEX_REMOVED, | |
88 | MGMT_EV_NEW_SETTINGS, | |
89 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
90 | MGMT_EV_LOCAL_NAME_CHANGED, | |
91 | MGMT_EV_NEW_LINK_KEY, | |
92 | MGMT_EV_NEW_LONG_TERM_KEY, | |
93 | MGMT_EV_DEVICE_CONNECTED, | |
94 | MGMT_EV_DEVICE_DISCONNECTED, | |
95 | MGMT_EV_CONNECT_FAILED, | |
96 | MGMT_EV_PIN_CODE_REQUEST, | |
97 | MGMT_EV_USER_CONFIRM_REQUEST, | |
98 | MGMT_EV_USER_PASSKEY_REQUEST, | |
99 | MGMT_EV_AUTH_FAILED, | |
100 | MGMT_EV_DEVICE_FOUND, | |
101 | MGMT_EV_DISCOVERING, | |
102 | MGMT_EV_DEVICE_BLOCKED, | |
103 | MGMT_EV_DEVICE_UNBLOCKED, | |
104 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 105 | MGMT_EV_PASSKEY_NOTIFY, |
e70bb2e8 JH |
106 | }; |
107 | ||
17b02e62 | 108 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 109 | |
4b34ee78 JH |
110 | #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ |
111 | !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) | |
112 | ||
eec8d2bc JH |
113 | struct pending_cmd { |
114 | struct list_head list; | |
fc2f4b13 | 115 | u16 opcode; |
eec8d2bc | 116 | int index; |
c68fb7ff | 117 | void *param; |
eec8d2bc | 118 | struct sock *sk; |
e9a416b5 | 119 | void *user_data; |
eec8d2bc JH |
120 | }; |
121 | ||
ca69b795 JH |
122 | /* HCI to MGMT error code conversion table */ |
123 | static u8 mgmt_status_table[] = { | |
124 | MGMT_STATUS_SUCCESS, | |
125 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
126 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
127 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
128 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
129 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
130 | MGMT_STATUS_NOT_PAIRED, /* PIN or Key Missing */ | |
131 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ | |
132 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
133 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
134 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
135 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
136 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
137 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
138 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
139 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
140 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
141 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
142 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
143 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
144 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
145 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
146 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
147 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
148 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
149 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
150 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
151 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
152 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
153 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
154 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
155 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
156 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
157 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
158 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
159 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
160 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
161 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
162 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
163 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
164 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
165 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
166 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
167 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
168 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
169 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
170 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
171 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
172 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
173 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
174 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
175 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
176 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
177 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
178 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
179 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
180 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
181 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
182 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
183 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
184 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
185 | }; | |
186 | ||
187 | static u8 mgmt_status(u8 hci_status) | |
188 | { | |
189 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
190 | return mgmt_status_table[hci_status]; | |
191 | ||
192 | return MGMT_STATUS_FAILED; | |
193 | } | |
194 | ||
4e51eae9 | 195 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
196 | { |
197 | struct sk_buff *skb; | |
198 | struct mgmt_hdr *hdr; | |
199 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 200 | int err; |
f7b64e69 | 201 | |
34eb525c | 202 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 | 203 | |
790eff44 | 204 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_KERNEL); |
f7b64e69 JH |
205 | if (!skb) |
206 | return -ENOMEM; | |
207 | ||
208 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
209 | ||
612dfce9 | 210 | hdr->opcode = __constant_cpu_to_le16(MGMT_EV_CMD_STATUS); |
4e51eae9 | 211 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
212 | hdr->len = cpu_to_le16(sizeof(*ev)); |
213 | ||
214 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
215 | ev->status = status; | |
eb55ef07 | 216 | ev->opcode = cpu_to_le16(cmd); |
f7b64e69 | 217 | |
56b7d137 GP |
218 | err = sock_queue_rcv_skb(sk, skb); |
219 | if (err < 0) | |
f7b64e69 JH |
220 | kfree_skb(skb); |
221 | ||
56b7d137 | 222 | return err; |
f7b64e69 JH |
223 | } |
224 | ||
aee9b218 | 225 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status, |
04124681 | 226 | void *rp, size_t rp_len) |
02d98129 JH |
227 | { |
228 | struct sk_buff *skb; | |
229 | struct mgmt_hdr *hdr; | |
230 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 231 | int err; |
02d98129 JH |
232 | |
233 | BT_DBG("sock %p", sk); | |
234 | ||
790eff44 | 235 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_KERNEL); |
02d98129 JH |
236 | if (!skb) |
237 | return -ENOMEM; | |
238 | ||
239 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 240 | |
612dfce9 | 241 | hdr->opcode = __constant_cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 242 | hdr->index = cpu_to_le16(index); |
a38528f1 | 243 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 244 | |
a38528f1 | 245 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
eb55ef07 | 246 | ev->opcode = cpu_to_le16(cmd); |
aee9b218 | 247 | ev->status = status; |
8020c16a SJ |
248 | |
249 | if (rp) | |
250 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 251 | |
56b7d137 GP |
252 | err = sock_queue_rcv_skb(sk, skb); |
253 | if (err < 0) | |
02d98129 JH |
254 | kfree_skb(skb); |
255 | ||
e5f0e151 | 256 | return err; |
02d98129 JH |
257 | } |
258 | ||
04124681 GP |
259 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
260 | u16 data_len) | |
a38528f1 JH |
261 | { |
262 | struct mgmt_rp_read_version rp; | |
263 | ||
264 | BT_DBG("sock %p", sk); | |
265 | ||
266 | rp.version = MGMT_VERSION; | |
eb55ef07 | 267 | rp.revision = __constant_cpu_to_le16(MGMT_REVISION); |
a38528f1 | 268 | |
aee9b218 | 269 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp, |
04124681 | 270 | sizeof(rp)); |
a38528f1 JH |
271 | } |
272 | ||
04124681 GP |
273 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
274 | u16 data_len) | |
e70bb2e8 JH |
275 | { |
276 | struct mgmt_rp_read_commands *rp; | |
eb55ef07 MH |
277 | const u16 num_commands = ARRAY_SIZE(mgmt_commands); |
278 | const u16 num_events = ARRAY_SIZE(mgmt_events); | |
2e3c35ea | 279 | __le16 *opcode; |
e70bb2e8 JH |
280 | size_t rp_size; |
281 | int i, err; | |
282 | ||
283 | BT_DBG("sock %p", sk); | |
284 | ||
285 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); | |
286 | ||
287 | rp = kmalloc(rp_size, GFP_KERNEL); | |
288 | if (!rp) | |
289 | return -ENOMEM; | |
290 | ||
eb55ef07 MH |
291 | rp->num_commands = __constant_cpu_to_le16(num_commands); |
292 | rp->num_events = __constant_cpu_to_le16(num_events); | |
e70bb2e8 JH |
293 | |
294 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) | |
295 | put_unaligned_le16(mgmt_commands[i], opcode); | |
296 | ||
297 | for (i = 0; i < num_events; i++, opcode++) | |
298 | put_unaligned_le16(mgmt_events[i], opcode); | |
299 | ||
aee9b218 | 300 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp, |
04124681 | 301 | rp_size); |
e70bb2e8 JH |
302 | kfree(rp); |
303 | ||
304 | return err; | |
305 | } | |
306 | ||
04124681 GP |
307 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
308 | u16 data_len) | |
faba42eb | 309 | { |
faba42eb | 310 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 311 | struct hci_dev *d; |
a38528f1 | 312 | size_t rp_len; |
faba42eb | 313 | u16 count; |
476e44cb | 314 | int err; |
faba42eb JH |
315 | |
316 | BT_DBG("sock %p", sk); | |
317 | ||
318 | read_lock(&hci_dev_list_lock); | |
319 | ||
320 | count = 0; | |
bb4b2a9a | 321 | list_for_each_entry(d, &hci_dev_list, list) { |
1514b892 MH |
322 | if (d->dev_type == HCI_BREDR) |
323 | count++; | |
faba42eb JH |
324 | } |
325 | ||
a38528f1 JH |
326 | rp_len = sizeof(*rp) + (2 * count); |
327 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
328 | if (!rp) { | |
b2c60d42 | 329 | read_unlock(&hci_dev_list_lock); |
faba42eb | 330 | return -ENOMEM; |
b2c60d42 | 331 | } |
faba42eb | 332 | |
476e44cb | 333 | count = 0; |
8035ded4 | 334 | list_for_each_entry(d, &hci_dev_list, list) { |
a8b2d5c2 | 335 | if (test_bit(HCI_SETUP, &d->dev_flags)) |
ab81cbf9 JH |
336 | continue; |
337 | ||
0736cfa8 MH |
338 | if (test_bit(HCI_USER_CHANNEL, &d->dev_flags)) |
339 | continue; | |
340 | ||
1514b892 MH |
341 | if (d->dev_type == HCI_BREDR) { |
342 | rp->index[count++] = cpu_to_le16(d->id); | |
343 | BT_DBG("Added hci%u", d->id); | |
344 | } | |
faba42eb JH |
345 | } |
346 | ||
476e44cb JH |
347 | rp->num_controllers = cpu_to_le16(count); |
348 | rp_len = sizeof(*rp) + (2 * count); | |
349 | ||
faba42eb JH |
350 | read_unlock(&hci_dev_list_lock); |
351 | ||
aee9b218 | 352 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, |
04124681 | 353 | rp_len); |
faba42eb | 354 | |
a38528f1 JH |
355 | kfree(rp); |
356 | ||
357 | return err; | |
faba42eb JH |
358 | } |
359 | ||
69ab39ea JH |
360 | static u32 get_supported_settings(struct hci_dev *hdev) |
361 | { | |
362 | u32 settings = 0; | |
363 | ||
364 | settings |= MGMT_SETTING_POWERED; | |
69ab39ea JH |
365 | settings |= MGMT_SETTING_PAIRABLE; |
366 | ||
ed3fa31f | 367 | if (lmp_bredr_capable(hdev)) { |
33c525c0 | 368 | settings |= MGMT_SETTING_CONNECTABLE; |
1a47aee8 JH |
369 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
370 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
33c525c0 | 371 | settings |= MGMT_SETTING_DISCOVERABLE; |
69ab39ea JH |
372 | settings |= MGMT_SETTING_BREDR; |
373 | settings |= MGMT_SETTING_LINK_SECURITY; | |
a82974c9 MH |
374 | |
375 | if (lmp_ssp_capable(hdev)) { | |
376 | settings |= MGMT_SETTING_SSP; | |
377 | settings |= MGMT_SETTING_HS; | |
378 | } | |
848566b3 | 379 | } |
d7b7e796 | 380 | |
eeca6f89 | 381 | if (lmp_le_capable(hdev)) { |
9d42820f | 382 | settings |= MGMT_SETTING_LE; |
eeca6f89 JH |
383 | settings |= MGMT_SETTING_ADVERTISING; |
384 | } | |
69ab39ea JH |
385 | |
386 | return settings; | |
387 | } | |
388 | ||
389 | static u32 get_current_settings(struct hci_dev *hdev) | |
390 | { | |
391 | u32 settings = 0; | |
392 | ||
f1f0eb02 | 393 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
394 | settings |= MGMT_SETTING_POWERED; |
395 | ||
5e5282bb | 396 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
69ab39ea JH |
397 | settings |= MGMT_SETTING_CONNECTABLE; |
398 | ||
1a4d3c4b JH |
399 | if (test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) |
400 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
401 | ||
5e5282bb | 402 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) |
69ab39ea JH |
403 | settings |= MGMT_SETTING_DISCOVERABLE; |
404 | ||
a8b2d5c2 | 405 | if (test_bit(HCI_PAIRABLE, &hdev->dev_flags)) |
69ab39ea JH |
406 | settings |= MGMT_SETTING_PAIRABLE; |
407 | ||
56f87901 | 408 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
409 | settings |= MGMT_SETTING_BREDR; |
410 | ||
06199cf8 | 411 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
412 | settings |= MGMT_SETTING_LE; |
413 | ||
47990ea0 | 414 | if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) |
69ab39ea JH |
415 | settings |= MGMT_SETTING_LINK_SECURITY; |
416 | ||
84bde9d6 | 417 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
418 | settings |= MGMT_SETTING_SSP; |
419 | ||
6d80dfd0 JH |
420 | if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags)) |
421 | settings |= MGMT_SETTING_HS; | |
422 | ||
f3d3444a | 423 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
eeca6f89 JH |
424 | settings |= MGMT_SETTING_ADVERTISING; |
425 | ||
69ab39ea JH |
426 | return settings; |
427 | } | |
428 | ||
ef580372 JH |
429 | #define PNP_INFO_SVCLASS_ID 0x1200 |
430 | ||
213202ed JH |
431 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
432 | { | |
433 | u8 *ptr = data, *uuids_start = NULL; | |
434 | struct bt_uuid *uuid; | |
435 | ||
436 | if (len < 4) | |
437 | return ptr; | |
438 | ||
439 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
440 | u16 uuid16; | |
441 | ||
442 | if (uuid->size != 16) | |
443 | continue; | |
444 | ||
445 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); | |
446 | if (uuid16 < 0x1100) | |
447 | continue; | |
448 | ||
449 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
450 | continue; | |
451 | ||
452 | if (!uuids_start) { | |
453 | uuids_start = ptr; | |
454 | uuids_start[0] = 1; | |
455 | uuids_start[1] = EIR_UUID16_ALL; | |
456 | ptr += 2; | |
457 | } | |
458 | ||
459 | /* Stop if not enough space to put next UUID */ | |
460 | if ((ptr - data) + sizeof(u16) > len) { | |
461 | uuids_start[1] = EIR_UUID16_SOME; | |
462 | break; | |
463 | } | |
464 | ||
465 | *ptr++ = (uuid16 & 0x00ff); | |
466 | *ptr++ = (uuid16 & 0xff00) >> 8; | |
467 | uuids_start[0] += sizeof(uuid16); | |
468 | } | |
469 | ||
470 | return ptr; | |
471 | } | |
472 | ||
cdf1963f JH |
473 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
474 | { | |
475 | u8 *ptr = data, *uuids_start = NULL; | |
476 | struct bt_uuid *uuid; | |
477 | ||
478 | if (len < 6) | |
479 | return ptr; | |
480 | ||
481 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
482 | if (uuid->size != 32) | |
483 | continue; | |
484 | ||
485 | if (!uuids_start) { | |
486 | uuids_start = ptr; | |
487 | uuids_start[0] = 1; | |
488 | uuids_start[1] = EIR_UUID32_ALL; | |
489 | ptr += 2; | |
490 | } | |
491 | ||
492 | /* Stop if not enough space to put next UUID */ | |
493 | if ((ptr - data) + sizeof(u32) > len) { | |
494 | uuids_start[1] = EIR_UUID32_SOME; | |
495 | break; | |
496 | } | |
497 | ||
498 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); | |
499 | ptr += sizeof(u32); | |
500 | uuids_start[0] += sizeof(u32); | |
501 | } | |
502 | ||
503 | return ptr; | |
504 | } | |
505 | ||
c00d575b JH |
506 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
507 | { | |
508 | u8 *ptr = data, *uuids_start = NULL; | |
509 | struct bt_uuid *uuid; | |
510 | ||
511 | if (len < 18) | |
512 | return ptr; | |
513 | ||
514 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
515 | if (uuid->size != 128) | |
516 | continue; | |
517 | ||
518 | if (!uuids_start) { | |
519 | uuids_start = ptr; | |
520 | uuids_start[0] = 1; | |
521 | uuids_start[1] = EIR_UUID128_ALL; | |
522 | ptr += 2; | |
523 | } | |
524 | ||
525 | /* Stop if not enough space to put next UUID */ | |
526 | if ((ptr - data) + 16 > len) { | |
527 | uuids_start[1] = EIR_UUID128_SOME; | |
528 | break; | |
529 | } | |
530 | ||
531 | memcpy(ptr, uuid->uuid, 16); | |
532 | ptr += 16; | |
533 | uuids_start[0] += 16; | |
534 | } | |
535 | ||
536 | return ptr; | |
537 | } | |
538 | ||
eb2a8d20 JH |
539 | static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev) |
540 | { | |
541 | struct pending_cmd *cmd; | |
542 | ||
543 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
544 | if (cmd->opcode == opcode) | |
545 | return cmd; | |
546 | } | |
547 | ||
548 | return NULL; | |
549 | } | |
550 | ||
f14d8f64 MH |
551 | static u8 create_scan_rsp_data(struct hci_dev *hdev, u8 *ptr) |
552 | { | |
7a5f4990 MH |
553 | u8 ad_len = 0; |
554 | size_t name_len; | |
555 | ||
556 | name_len = strlen(hdev->dev_name); | |
557 | if (name_len > 0) { | |
558 | size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2; | |
559 | ||
560 | if (name_len > max_len) { | |
561 | name_len = max_len; | |
562 | ptr[1] = EIR_NAME_SHORT; | |
563 | } else | |
564 | ptr[1] = EIR_NAME_COMPLETE; | |
565 | ||
566 | ptr[0] = name_len + 1; | |
567 | ||
568 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
569 | ||
570 | ad_len += (name_len + 2); | |
571 | ptr += (name_len + 2); | |
572 | } | |
573 | ||
574 | return ad_len; | |
f14d8f64 MH |
575 | } |
576 | ||
577 | static void update_scan_rsp_data(struct hci_request *req) | |
578 | { | |
579 | struct hci_dev *hdev = req->hdev; | |
580 | struct hci_cp_le_set_scan_rsp_data cp; | |
581 | u8 len; | |
582 | ||
7751ef1b | 583 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
f14d8f64 MH |
584 | return; |
585 | ||
586 | memset(&cp, 0, sizeof(cp)); | |
587 | ||
588 | len = create_scan_rsp_data(hdev, cp.data); | |
589 | ||
eb438b5f JH |
590 | if (hdev->scan_rsp_data_len == len && |
591 | memcmp(cp.data, hdev->scan_rsp_data, len) == 0) | |
f14d8f64 MH |
592 | return; |
593 | ||
eb438b5f JH |
594 | memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data)); |
595 | hdev->scan_rsp_data_len = len; | |
f14d8f64 MH |
596 | |
597 | cp.length = len; | |
598 | ||
599 | hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp); | |
600 | } | |
601 | ||
9a43e25f JH |
602 | static u8 get_adv_discov_flags(struct hci_dev *hdev) |
603 | { | |
604 | struct pending_cmd *cmd; | |
605 | ||
606 | /* If there's a pending mgmt command the flags will not yet have | |
607 | * their final values, so check for this first. | |
608 | */ | |
609 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
610 | if (cmd) { | |
611 | struct mgmt_mode *cp = cmd->param; | |
612 | if (cp->val == 0x01) | |
613 | return LE_AD_GENERAL; | |
614 | else if (cp->val == 0x02) | |
615 | return LE_AD_LIMITED; | |
616 | } else { | |
617 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) | |
618 | return LE_AD_LIMITED; | |
619 | else if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
620 | return LE_AD_GENERAL; | |
621 | } | |
622 | ||
623 | return 0; | |
624 | } | |
625 | ||
46cad2ed | 626 | static u8 create_adv_data(struct hci_dev *hdev, u8 *ptr) |
441ad2d0 MH |
627 | { |
628 | u8 ad_len = 0, flags = 0; | |
441ad2d0 | 629 | |
9a43e25f | 630 | flags |= get_adv_discov_flags(hdev); |
441ad2d0 MH |
631 | |
632 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
633 | if (lmp_le_br_capable(hdev)) | |
634 | flags |= LE_AD_SIM_LE_BREDR_CTRL; | |
635 | if (lmp_host_le_br_capable(hdev)) | |
636 | flags |= LE_AD_SIM_LE_BREDR_HOST; | |
637 | } else { | |
638 | flags |= LE_AD_NO_BREDR; | |
639 | } | |
640 | ||
641 | if (flags) { | |
642 | BT_DBG("adv flags 0x%02x", flags); | |
643 | ||
644 | ptr[0] = 2; | |
645 | ptr[1] = EIR_FLAGS; | |
646 | ptr[2] = flags; | |
647 | ||
648 | ad_len += 3; | |
649 | ptr += 3; | |
650 | } | |
651 | ||
652 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) { | |
653 | ptr[0] = 2; | |
654 | ptr[1] = EIR_TX_POWER; | |
655 | ptr[2] = (u8) hdev->adv_tx_power; | |
656 | ||
657 | ad_len += 3; | |
658 | ptr += 3; | |
659 | } | |
660 | ||
441ad2d0 MH |
661 | return ad_len; |
662 | } | |
663 | ||
5947f4bc | 664 | static void update_adv_data(struct hci_request *req) |
441ad2d0 MH |
665 | { |
666 | struct hci_dev *hdev = req->hdev; | |
667 | struct hci_cp_le_set_adv_data cp; | |
668 | u8 len; | |
669 | ||
10994ce6 | 670 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
441ad2d0 MH |
671 | return; |
672 | ||
673 | memset(&cp, 0, sizeof(cp)); | |
674 | ||
46cad2ed | 675 | len = create_adv_data(hdev, cp.data); |
441ad2d0 MH |
676 | |
677 | if (hdev->adv_data_len == len && | |
678 | memcmp(cp.data, hdev->adv_data, len) == 0) | |
679 | return; | |
680 | ||
681 | memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); | |
682 | hdev->adv_data_len = len; | |
683 | ||
684 | cp.length = len; | |
685 | ||
686 | hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); | |
687 | } | |
688 | ||
ef580372 JH |
689 | static void create_eir(struct hci_dev *hdev, u8 *data) |
690 | { | |
691 | u8 *ptr = data; | |
ef580372 JH |
692 | size_t name_len; |
693 | ||
694 | name_len = strlen(hdev->dev_name); | |
695 | ||
696 | if (name_len > 0) { | |
697 | /* EIR Data type */ | |
698 | if (name_len > 48) { | |
699 | name_len = 48; | |
700 | ptr[1] = EIR_NAME_SHORT; | |
701 | } else | |
702 | ptr[1] = EIR_NAME_COMPLETE; | |
703 | ||
704 | /* EIR Data length */ | |
705 | ptr[0] = name_len + 1; | |
706 | ||
707 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
708 | ||
ef580372 JH |
709 | ptr += (name_len + 2); |
710 | } | |
711 | ||
bbaf444a | 712 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
91c4e9b1 MH |
713 | ptr[0] = 2; |
714 | ptr[1] = EIR_TX_POWER; | |
715 | ptr[2] = (u8) hdev->inq_tx_power; | |
716 | ||
91c4e9b1 MH |
717 | ptr += 3; |
718 | } | |
719 | ||
2b9be137 MH |
720 | if (hdev->devid_source > 0) { |
721 | ptr[0] = 9; | |
722 | ptr[1] = EIR_DEVICE_ID; | |
723 | ||
724 | put_unaligned_le16(hdev->devid_source, ptr + 2); | |
725 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); | |
726 | put_unaligned_le16(hdev->devid_product, ptr + 6); | |
727 | put_unaligned_le16(hdev->devid_version, ptr + 8); | |
728 | ||
2b9be137 MH |
729 | ptr += 10; |
730 | } | |
731 | ||
213202ed | 732 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
cdf1963f | 733 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
c00d575b | 734 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
ef580372 JH |
735 | } |
736 | ||
890ea898 | 737 | static void update_eir(struct hci_request *req) |
ef580372 | 738 | { |
890ea898 | 739 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
740 | struct hci_cp_write_eir cp; |
741 | ||
504c8dcd | 742 | if (!hdev_is_powered(hdev)) |
890ea898 | 743 | return; |
7770c4aa | 744 | |
976eb20e | 745 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 746 | return; |
ef580372 | 747 | |
84bde9d6 | 748 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 749 | return; |
ef580372 | 750 | |
a8b2d5c2 | 751 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 752 | return; |
ef580372 JH |
753 | |
754 | memset(&cp, 0, sizeof(cp)); | |
755 | ||
756 | create_eir(hdev, cp.data); | |
757 | ||
758 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
890ea898 | 759 | return; |
ef580372 JH |
760 | |
761 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
762 | ||
890ea898 | 763 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
ef580372 JH |
764 | } |
765 | ||
766 | static u8 get_service_classes(struct hci_dev *hdev) | |
767 | { | |
768 | struct bt_uuid *uuid; | |
769 | u8 val = 0; | |
770 | ||
771 | list_for_each_entry(uuid, &hdev->uuids, list) | |
772 | val |= uuid->svc_hint; | |
773 | ||
774 | return val; | |
775 | } | |
776 | ||
890ea898 | 777 | static void update_class(struct hci_request *req) |
ef580372 | 778 | { |
890ea898 | 779 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
780 | u8 cod[3]; |
781 | ||
782 | BT_DBG("%s", hdev->name); | |
783 | ||
504c8dcd | 784 | if (!hdev_is_powered(hdev)) |
890ea898 | 785 | return; |
7770c4aa | 786 | |
f87ea1da JH |
787 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
788 | return; | |
789 | ||
a8b2d5c2 | 790 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 791 | return; |
ef580372 JH |
792 | |
793 | cod[0] = hdev->minor_class; | |
794 | cod[1] = hdev->major_class; | |
795 | cod[2] = get_service_classes(hdev); | |
796 | ||
6acd7db4 MH |
797 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) |
798 | cod[1] |= 0x20; | |
799 | ||
ef580372 | 800 | if (memcmp(cod, hdev->dev_class, 3) == 0) |
890ea898 | 801 | return; |
ef580372 | 802 | |
890ea898 | 803 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
ef580372 JH |
804 | } |
805 | ||
7d78525d JH |
806 | static void service_cache_off(struct work_struct *work) |
807 | { | |
808 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 809 | service_cache.work); |
890ea898 | 810 | struct hci_request req; |
7d78525d | 811 | |
a8b2d5c2 | 812 | if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
7d78525d JH |
813 | return; |
814 | ||
890ea898 JH |
815 | hci_req_init(&req, hdev); |
816 | ||
7d78525d JH |
817 | hci_dev_lock(hdev); |
818 | ||
890ea898 JH |
819 | update_eir(&req); |
820 | update_class(&req); | |
7d78525d JH |
821 | |
822 | hci_dev_unlock(hdev); | |
890ea898 JH |
823 | |
824 | hci_req_run(&req, NULL); | |
7d78525d JH |
825 | } |
826 | ||
6a919082 | 827 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 828 | { |
4f87da80 | 829 | if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags)) |
6a919082 JH |
830 | return; |
831 | ||
4f87da80 | 832 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
7d78525d | 833 | |
4f87da80 JH |
834 | /* Non-mgmt controlled devices get this bit set |
835 | * implicitly so that pairing works for them, however | |
836 | * for mgmt we require user-space to explicitly enable | |
837 | * it | |
838 | */ | |
839 | clear_bit(HCI_PAIRABLE, &hdev->dev_flags); | |
7d78525d JH |
840 | } |
841 | ||
0f4e68cf | 842 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 843 | void *data, u16 data_len) |
0381101f | 844 | { |
a38528f1 | 845 | struct mgmt_rp_read_info rp; |
f7b64e69 | 846 | |
bdb6d971 | 847 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 848 | |
09fd0de5 | 849 | hci_dev_lock(hdev); |
f7b64e69 | 850 | |
dc4fe30b JH |
851 | memset(&rp, 0, sizeof(rp)); |
852 | ||
69ab39ea | 853 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 854 | |
69ab39ea | 855 | rp.version = hdev->hci_ver; |
eb55ef07 | 856 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
857 | |
858 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
859 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 860 | |
a38528f1 | 861 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 862 | |
dc4fe30b | 863 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 864 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 865 | |
09fd0de5 | 866 | hci_dev_unlock(hdev); |
0381101f | 867 | |
bdb6d971 | 868 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
04124681 | 869 | sizeof(rp)); |
0381101f JH |
870 | } |
871 | ||
eec8d2bc JH |
872 | static void mgmt_pending_free(struct pending_cmd *cmd) |
873 | { | |
874 | sock_put(cmd->sk); | |
c68fb7ff | 875 | kfree(cmd->param); |
eec8d2bc JH |
876 | kfree(cmd); |
877 | } | |
878 | ||
366a0336 | 879 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
04124681 GP |
880 | struct hci_dev *hdev, void *data, |
881 | u16 len) | |
eec8d2bc JH |
882 | { |
883 | struct pending_cmd *cmd; | |
884 | ||
12b94565 | 885 | cmd = kmalloc(sizeof(*cmd), GFP_KERNEL); |
eec8d2bc | 886 | if (!cmd) |
366a0336 | 887 | return NULL; |
eec8d2bc JH |
888 | |
889 | cmd->opcode = opcode; | |
2e58ef3e | 890 | cmd->index = hdev->id; |
eec8d2bc | 891 | |
12b94565 | 892 | cmd->param = kmalloc(len, GFP_KERNEL); |
c68fb7ff | 893 | if (!cmd->param) { |
eec8d2bc | 894 | kfree(cmd); |
366a0336 | 895 | return NULL; |
eec8d2bc JH |
896 | } |
897 | ||
8fce6357 SJ |
898 | if (data) |
899 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
900 | |
901 | cmd->sk = sk; | |
902 | sock_hold(sk); | |
903 | ||
2e58ef3e | 904 | list_add(&cmd->list, &hdev->mgmt_pending); |
eec8d2bc | 905 | |
366a0336 | 906 | return cmd; |
eec8d2bc JH |
907 | } |
908 | ||
744cf19e | 909 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
8fc9ced3 GP |
910 | void (*cb)(struct pending_cmd *cmd, |
911 | void *data), | |
04124681 | 912 | void *data) |
eec8d2bc | 913 | { |
a3d09356 | 914 | struct pending_cmd *cmd, *tmp; |
eec8d2bc | 915 | |
a3d09356 | 916 | list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) { |
b24752fe | 917 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
918 | continue; |
919 | ||
eec8d2bc JH |
920 | cb(cmd, data); |
921 | } | |
922 | } | |
923 | ||
a664b5bc | 924 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 925 | { |
73f22f62 JH |
926 | list_del(&cmd->list); |
927 | mgmt_pending_free(cmd); | |
928 | } | |
929 | ||
69ab39ea | 930 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 931 | { |
69ab39ea | 932 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 933 | |
aee9b218 | 934 | return cmd_complete(sk, hdev->id, opcode, 0, &settings, |
04124681 | 935 | sizeof(settings)); |
8680570b JH |
936 | } |
937 | ||
bdb6d971 | 938 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 939 | u16 len) |
eec8d2bc | 940 | { |
650f726d | 941 | struct mgmt_mode *cp = data; |
366a0336 | 942 | struct pending_cmd *cmd; |
4b34ee78 | 943 | int err; |
eec8d2bc | 944 | |
bdb6d971 | 945 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 946 | |
a7e80f25 JH |
947 | if (cp->val != 0x00 && cp->val != 0x01) |
948 | return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
949 | MGMT_STATUS_INVALID_PARAMS); | |
950 | ||
09fd0de5 | 951 | hci_dev_lock(hdev); |
eec8d2bc | 952 | |
87b95ba6 JH |
953 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) { |
954 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
955 | MGMT_STATUS_BUSY); | |
956 | goto failed; | |
957 | } | |
958 | ||
f0d4b78a MH |
959 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { |
960 | cancel_delayed_work(&hdev->power_off); | |
961 | ||
962 | if (cp->val) { | |
a1d70450 JH |
963 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
964 | data, len); | |
965 | err = mgmt_powered(hdev, 1); | |
f0d4b78a MH |
966 | goto failed; |
967 | } | |
968 | } | |
969 | ||
4b34ee78 | 970 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 971 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
972 | goto failed; |
973 | } | |
974 | ||
2e58ef3e | 975 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
976 | if (!cmd) { |
977 | err = -ENOMEM; | |
eec8d2bc | 978 | goto failed; |
366a0336 | 979 | } |
eec8d2bc | 980 | |
72a734ec | 981 | if (cp->val) |
19202573 | 982 | queue_work(hdev->req_workqueue, &hdev->power_on); |
eec8d2bc | 983 | else |
19202573 | 984 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
eec8d2bc | 985 | |
366a0336 | 986 | err = 0; |
eec8d2bc JH |
987 | |
988 | failed: | |
09fd0de5 | 989 | hci_dev_unlock(hdev); |
366a0336 | 990 | return err; |
eec8d2bc JH |
991 | } |
992 | ||
04124681 GP |
993 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 data_len, |
994 | struct sock *skip_sk) | |
beadb2bd JH |
995 | { |
996 | struct sk_buff *skb; | |
997 | struct mgmt_hdr *hdr; | |
998 | ||
790eff44 | 999 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_KERNEL); |
beadb2bd JH |
1000 | if (!skb) |
1001 | return -ENOMEM; | |
1002 | ||
1003 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
1004 | hdr->opcode = cpu_to_le16(event); | |
1005 | if (hdev) | |
1006 | hdr->index = cpu_to_le16(hdev->id); | |
1007 | else | |
612dfce9 | 1008 | hdr->index = __constant_cpu_to_le16(MGMT_INDEX_NONE); |
beadb2bd JH |
1009 | hdr->len = cpu_to_le16(data_len); |
1010 | ||
1011 | if (data) | |
1012 | memcpy(skb_put(skb, data_len), data, data_len); | |
1013 | ||
97e0bdeb MH |
1014 | /* Time stamp */ |
1015 | __net_timestamp(skb); | |
1016 | ||
beadb2bd JH |
1017 | hci_send_to_control(skb, skip_sk); |
1018 | kfree_skb(skb); | |
1019 | ||
1020 | return 0; | |
1021 | } | |
1022 | ||
1023 | static int new_settings(struct hci_dev *hdev, struct sock *skip) | |
1024 | { | |
1025 | __le32 ev; | |
1026 | ||
1027 | ev = cpu_to_le32(get_current_settings(hdev)); | |
1028 | ||
1029 | return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip); | |
1030 | } | |
1031 | ||
bd99abdd JH |
1032 | struct cmd_lookup { |
1033 | struct sock *sk; | |
1034 | struct hci_dev *hdev; | |
1035 | u8 mgmt_status; | |
1036 | }; | |
1037 | ||
1038 | static void settings_rsp(struct pending_cmd *cmd, void *data) | |
1039 | { | |
1040 | struct cmd_lookup *match = data; | |
1041 | ||
1042 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1043 | ||
1044 | list_del(&cmd->list); | |
1045 | ||
1046 | if (match->sk == NULL) { | |
1047 | match->sk = cmd->sk; | |
1048 | sock_hold(match->sk); | |
1049 | } | |
1050 | ||
1051 | mgmt_pending_free(cmd); | |
1052 | } | |
1053 | ||
1054 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) | |
1055 | { | |
1056 | u8 *status = data; | |
1057 | ||
1058 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1059 | mgmt_pending_remove(cmd); | |
1060 | } | |
1061 | ||
e6fe7986 JH |
1062 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1063 | { | |
1064 | if (!lmp_bredr_capable(hdev)) | |
1065 | return MGMT_STATUS_NOT_SUPPORTED; | |
1066 | else if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1067 | return MGMT_STATUS_REJECTED; | |
1068 | else | |
1069 | return MGMT_STATUS_SUCCESS; | |
1070 | } | |
1071 | ||
1072 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1073 | { | |
1074 | if (!lmp_le_capable(hdev)) | |
1075 | return MGMT_STATUS_NOT_SUPPORTED; | |
1076 | else if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
1077 | return MGMT_STATUS_REJECTED; | |
1078 | else | |
1079 | return MGMT_STATUS_SUCCESS; | |
1080 | } | |
1081 | ||
bfaf8c9f JH |
1082 | static void set_discoverable_complete(struct hci_dev *hdev, u8 status) |
1083 | { | |
1084 | struct pending_cmd *cmd; | |
1085 | struct mgmt_mode *cp; | |
970ba524 | 1086 | struct hci_request req; |
bfaf8c9f JH |
1087 | bool changed; |
1088 | ||
1089 | BT_DBG("status 0x%02x", status); | |
1090 | ||
1091 | hci_dev_lock(hdev); | |
1092 | ||
1093 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
1094 | if (!cmd) | |
1095 | goto unlock; | |
1096 | ||
1097 | if (status) { | |
1098 | u8 mgmt_err = mgmt_status(status); | |
1099 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
310a3d48 | 1100 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); |
bfaf8c9f JH |
1101 | goto remove_cmd; |
1102 | } | |
1103 | ||
1104 | cp = cmd->param; | |
d4462a07 | 1105 | if (cp->val) { |
bfaf8c9f JH |
1106 | changed = !test_and_set_bit(HCI_DISCOVERABLE, |
1107 | &hdev->dev_flags); | |
d4462a07 MH |
1108 | |
1109 | if (hdev->discov_timeout > 0) { | |
1110 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1111 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
1112 | to); | |
1113 | } | |
1114 | } else { | |
bfaf8c9f JH |
1115 | changed = test_and_clear_bit(HCI_DISCOVERABLE, |
1116 | &hdev->dev_flags); | |
d4462a07 | 1117 | } |
bfaf8c9f JH |
1118 | |
1119 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
1120 | ||
1121 | if (changed) | |
1122 | new_settings(hdev, cmd->sk); | |
1123 | ||
970ba524 MH |
1124 | /* When the discoverable mode gets changed, make sure |
1125 | * that class of device has the limited discoverable | |
1126 | * bit correctly set. | |
1127 | */ | |
1128 | hci_req_init(&req, hdev); | |
1129 | update_class(&req); | |
1130 | hci_req_run(&req, NULL); | |
1131 | ||
bfaf8c9f JH |
1132 | remove_cmd: |
1133 | mgmt_pending_remove(cmd); | |
1134 | ||
1135 | unlock: | |
1136 | hci_dev_unlock(hdev); | |
1137 | } | |
1138 | ||
bdb6d971 | 1139 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1140 | u16 len) |
73f22f62 | 1141 | { |
650f726d | 1142 | struct mgmt_cp_set_discoverable *cp = data; |
366a0336 | 1143 | struct pending_cmd *cmd; |
bfaf8c9f | 1144 | struct hci_request req; |
5e5282bb | 1145 | u16 timeout; |
9a43e25f | 1146 | u8 scan; |
73f22f62 JH |
1147 | int err; |
1148 | ||
bdb6d971 | 1149 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1150 | |
9a43e25f JH |
1151 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1152 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1153 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
9a43e25f | 1154 | MGMT_STATUS_REJECTED); |
33c525c0 | 1155 | |
310a3d48 | 1156 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a7e80f25 JH |
1157 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1158 | MGMT_STATUS_INVALID_PARAMS); | |
1159 | ||
1f350c87 | 1160 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1161 | |
1162 | /* Disabling discoverable requires that no timeout is set, | |
1163 | * and enabling limited discoverable requires a timeout. | |
1164 | */ | |
1165 | if ((cp->val == 0x00 && timeout > 0) || | |
1166 | (cp->val == 0x02 && timeout == 0)) | |
bdb6d971 | 1167 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1168 | MGMT_STATUS_INVALID_PARAMS); |
73f22f62 | 1169 | |
09fd0de5 | 1170 | hci_dev_lock(hdev); |
73f22f62 | 1171 | |
5e5282bb | 1172 | if (!hdev_is_powered(hdev) && timeout > 0) { |
bdb6d971 | 1173 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1174 | MGMT_STATUS_NOT_POWERED); |
73f22f62 JH |
1175 | goto failed; |
1176 | } | |
1177 | ||
2e58ef3e | 1178 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1179 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1180 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1181 | MGMT_STATUS_BUSY); |
73f22f62 JH |
1182 | goto failed; |
1183 | } | |
1184 | ||
5e5282bb | 1185 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) { |
bdb6d971 | 1186 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1187 | MGMT_STATUS_REJECTED); |
5e5282bb JH |
1188 | goto failed; |
1189 | } | |
1190 | ||
1191 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1192 | bool changed = false; |
1193 | ||
310a3d48 MH |
1194 | /* Setting limited discoverable when powered off is |
1195 | * not a valid operation since it requires a timeout | |
1196 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1197 | */ | |
0224d2fa JH |
1198 | if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { |
1199 | change_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1200 | changed = true; | |
1201 | } | |
1202 | ||
5e5282bb | 1203 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1204 | if (err < 0) |
1205 | goto failed; | |
1206 | ||
1207 | if (changed) | |
1208 | err = new_settings(hdev, sk); | |
1209 | ||
5e5282bb JH |
1210 | goto failed; |
1211 | } | |
1212 | ||
310a3d48 MH |
1213 | /* If the current mode is the same, then just update the timeout |
1214 | * value with the new value. And if only the timeout gets updated, | |
1215 | * then no need for any HCI transactions. | |
1216 | */ | |
1217 | if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags) && | |
1218 | (cp->val == 0x02) == test_bit(HCI_LIMITED_DISCOVERABLE, | |
1219 | &hdev->dev_flags)) { | |
36261547 MH |
1220 | cancel_delayed_work(&hdev->discov_off); |
1221 | hdev->discov_timeout = timeout; | |
955638ec | 1222 | |
36261547 MH |
1223 | if (cp->val && hdev->discov_timeout > 0) { |
1224 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
955638ec | 1225 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
36261547 | 1226 | to); |
955638ec MH |
1227 | } |
1228 | ||
69ab39ea | 1229 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1230 | goto failed; |
1231 | } | |
1232 | ||
2e58ef3e | 1233 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1234 | if (!cmd) { |
1235 | err = -ENOMEM; | |
73f22f62 | 1236 | goto failed; |
366a0336 | 1237 | } |
73f22f62 | 1238 | |
310a3d48 MH |
1239 | /* Cancel any potential discoverable timeout that might be |
1240 | * still active and store new timeout value. The arming of | |
1241 | * the timeout happens in the complete handler. | |
1242 | */ | |
1243 | cancel_delayed_work(&hdev->discov_off); | |
1244 | hdev->discov_timeout = timeout; | |
1245 | ||
b456f87c JH |
1246 | /* Limited discoverable mode */ |
1247 | if (cp->val == 0x02) | |
1248 | set_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1249 | else | |
1250 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1251 | ||
bfaf8c9f JH |
1252 | hci_req_init(&req, hdev); |
1253 | ||
9a43e25f JH |
1254 | /* The procedure for LE-only controllers is much simpler - just |
1255 | * update the advertising data. | |
1256 | */ | |
1257 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1258 | goto update_ad; | |
1259 | ||
73f22f62 JH |
1260 | scan = SCAN_PAGE; |
1261 | ||
310a3d48 MH |
1262 | if (cp->val) { |
1263 | struct hci_cp_write_current_iac_lap hci_cp; | |
1264 | ||
1265 | if (cp->val == 0x02) { | |
1266 | /* Limited discoverable mode */ | |
33337dcb | 1267 | hci_cp.num_iac = min_t(u8, hdev->num_iac, 2); |
310a3d48 MH |
1268 | hci_cp.iac_lap[0] = 0x00; /* LIAC */ |
1269 | hci_cp.iac_lap[1] = 0x8b; | |
1270 | hci_cp.iac_lap[2] = 0x9e; | |
1271 | hci_cp.iac_lap[3] = 0x33; /* GIAC */ | |
1272 | hci_cp.iac_lap[4] = 0x8b; | |
1273 | hci_cp.iac_lap[5] = 0x9e; | |
1274 | } else { | |
1275 | /* General discoverable mode */ | |
310a3d48 MH |
1276 | hci_cp.num_iac = 1; |
1277 | hci_cp.iac_lap[0] = 0x33; /* GIAC */ | |
1278 | hci_cp.iac_lap[1] = 0x8b; | |
1279 | hci_cp.iac_lap[2] = 0x9e; | |
1280 | } | |
1281 | ||
1282 | hci_req_add(&req, HCI_OP_WRITE_CURRENT_IAC_LAP, | |
1283 | (hci_cp.num_iac * 3) + 1, &hci_cp); | |
1284 | ||
73f22f62 | 1285 | scan |= SCAN_INQUIRY; |
310a3d48 MH |
1286 | } else { |
1287 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1288 | } | |
73f22f62 | 1289 | |
310a3d48 | 1290 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan); |
bfaf8c9f | 1291 | |
9a43e25f JH |
1292 | update_ad: |
1293 | update_adv_data(&req); | |
1294 | ||
bfaf8c9f | 1295 | err = hci_req_run(&req, set_discoverable_complete); |
73f22f62 | 1296 | if (err < 0) |
a664b5bc | 1297 | mgmt_pending_remove(cmd); |
73f22f62 JH |
1298 | |
1299 | failed: | |
09fd0de5 | 1300 | hci_dev_unlock(hdev); |
73f22f62 JH |
1301 | return err; |
1302 | } | |
1303 | ||
406d7804 JH |
1304 | static void write_fast_connectable(struct hci_request *req, bool enable) |
1305 | { | |
bd98b996 | 1306 | struct hci_dev *hdev = req->hdev; |
406d7804 JH |
1307 | struct hci_cp_write_page_scan_activity acp; |
1308 | u8 type; | |
1309 | ||
547003b1 JH |
1310 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
1311 | return; | |
1312 | ||
4c01f8b8 JH |
1313 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
1314 | return; | |
1315 | ||
406d7804 JH |
1316 | if (enable) { |
1317 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1318 | ||
1319 | /* 160 msec page scan interval */ | |
1320 | acp.interval = __constant_cpu_to_le16(0x0100); | |
1321 | } else { | |
1322 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1323 | ||
1324 | /* default 1.28 sec page scan */ | |
1325 | acp.interval = __constant_cpu_to_le16(0x0800); | |
1326 | } | |
1327 | ||
1328 | acp.window = __constant_cpu_to_le16(0x0012); | |
1329 | ||
bd98b996 JH |
1330 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
1331 | __cpu_to_le16(hdev->page_scan_window) != acp.window) | |
1332 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1333 | sizeof(acp), &acp); | |
1334 | ||
1335 | if (hdev->page_scan_type != type) | |
1336 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
406d7804 JH |
1337 | } |
1338 | ||
1987fdc7 JH |
1339 | static u8 get_adv_type(struct hci_dev *hdev) |
1340 | { | |
1341 | struct pending_cmd *cmd; | |
1342 | bool connectable; | |
1343 | ||
1344 | /* If there's a pending mgmt command the flag will not yet have | |
1345 | * it's final value, so check for this first. | |
1346 | */ | |
1347 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1348 | if (cmd) { | |
1349 | struct mgmt_mode *cp = cmd->param; | |
1350 | connectable = !!cp->val; | |
1351 | } else { | |
1352 | connectable = test_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1353 | } | |
1354 | ||
1355 | return connectable ? LE_ADV_IND : LE_ADV_NONCONN_IND; | |
1356 | } | |
1357 | ||
95c66e75 JH |
1358 | static void enable_advertising(struct hci_request *req) |
1359 | { | |
1360 | struct hci_dev *hdev = req->hdev; | |
1361 | struct hci_cp_le_set_adv_param cp; | |
1362 | u8 enable = 0x01; | |
1363 | ||
1364 | memset(&cp, 0, sizeof(cp)); | |
1365 | cp.min_interval = __constant_cpu_to_le16(0x0800); | |
1366 | cp.max_interval = __constant_cpu_to_le16(0x0800); | |
1987fdc7 | 1367 | cp.type = get_adv_type(hdev); |
79830f66 | 1368 | cp.own_address_type = hdev->own_addr_type; |
95c66e75 JH |
1369 | cp.channel_map = 0x07; |
1370 | ||
1371 | hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp); | |
1372 | ||
1373 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
1374 | } | |
1375 | ||
1376 | static void disable_advertising(struct hci_request *req) | |
1377 | { | |
1378 | u8 enable = 0x00; | |
1379 | ||
1380 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
1381 | } | |
1382 | ||
2b76f453 JH |
1383 | static void set_connectable_complete(struct hci_dev *hdev, u8 status) |
1384 | { | |
1385 | struct pending_cmd *cmd; | |
d7b856f9 JH |
1386 | struct mgmt_mode *cp; |
1387 | bool changed; | |
2b76f453 JH |
1388 | |
1389 | BT_DBG("status 0x%02x", status); | |
1390 | ||
1391 | hci_dev_lock(hdev); | |
1392 | ||
1393 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1394 | if (!cmd) | |
1395 | goto unlock; | |
1396 | ||
37438c1f JH |
1397 | if (status) { |
1398 | u8 mgmt_err = mgmt_status(status); | |
1399 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
1400 | goto remove_cmd; | |
1401 | } | |
1402 | ||
d7b856f9 JH |
1403 | cp = cmd->param; |
1404 | if (cp->val) | |
1405 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1406 | else | |
1407 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1408 | ||
2b76f453 JH |
1409 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
1410 | ||
d7b856f9 JH |
1411 | if (changed) |
1412 | new_settings(hdev, cmd->sk); | |
1413 | ||
37438c1f | 1414 | remove_cmd: |
2b76f453 JH |
1415 | mgmt_pending_remove(cmd); |
1416 | ||
1417 | unlock: | |
1418 | hci_dev_unlock(hdev); | |
1419 | } | |
1420 | ||
e8ba3a1f JH |
1421 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1422 | struct sock *sk, u8 val) | |
1423 | { | |
1424 | bool changed = false; | |
1425 | int err; | |
1426 | ||
1427 | if (!!val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
1428 | changed = true; | |
1429 | ||
1430 | if (val) { | |
1431 | set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1432 | } else { | |
1433 | clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1434 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1435 | } | |
1436 | ||
1437 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1438 | if (err < 0) | |
1439 | return err; | |
1440 | ||
1441 | if (changed) | |
1442 | return new_settings(hdev, sk); | |
1443 | ||
1444 | return 0; | |
1445 | } | |
1446 | ||
bdb6d971 | 1447 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1448 | u16 len) |
9fbcbb45 | 1449 | { |
650f726d | 1450 | struct mgmt_mode *cp = data; |
366a0336 | 1451 | struct pending_cmd *cmd; |
2b76f453 | 1452 | struct hci_request req; |
1987fdc7 | 1453 | u8 scan; |
9fbcbb45 JH |
1454 | int err; |
1455 | ||
bdb6d971 | 1456 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1457 | |
1987fdc7 JH |
1458 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1459 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1460 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1987fdc7 | 1461 | MGMT_STATUS_REJECTED); |
33c525c0 | 1462 | |
a7e80f25 JH |
1463 | if (cp->val != 0x00 && cp->val != 0x01) |
1464 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, | |
1465 | MGMT_STATUS_INVALID_PARAMS); | |
1466 | ||
09fd0de5 | 1467 | hci_dev_lock(hdev); |
9fbcbb45 | 1468 | |
4b34ee78 | 1469 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1470 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1471 | goto failed; |
1472 | } | |
1473 | ||
2e58ef3e | 1474 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1475 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1476 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
04124681 | 1477 | MGMT_STATUS_BUSY); |
9fbcbb45 JH |
1478 | goto failed; |
1479 | } | |
1480 | ||
2e58ef3e | 1481 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1482 | if (!cmd) { |
1483 | err = -ENOMEM; | |
9fbcbb45 | 1484 | goto failed; |
366a0336 | 1485 | } |
9fbcbb45 | 1486 | |
9b74246f | 1487 | hci_req_init(&req, hdev); |
9fbcbb45 | 1488 | |
9a43e25f JH |
1489 | /* If BR/EDR is not enabled and we disable advertising as a |
1490 | * by-product of disabling connectable, we need to update the | |
1491 | * advertising flags. | |
1492 | */ | |
1493 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
1494 | if (!cp->val) { | |
1495 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1496 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1497 | } | |
1498 | update_adv_data(&req); | |
1499 | } else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) { | |
9b74246f JH |
1500 | if (cp->val) { |
1501 | scan = SCAN_PAGE; | |
1502 | } else { | |
1503 | scan = 0; | |
1504 | ||
1505 | if (test_bit(HCI_ISCAN, &hdev->flags) && | |
8d6083fe | 1506 | hdev->discov_timeout > 0) |
9b74246f JH |
1507 | cancel_delayed_work(&hdev->discov_off); |
1508 | } | |
2b76f453 | 1509 | |
9b74246f JH |
1510 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
1511 | } | |
2b76f453 | 1512 | |
4c01f8b8 JH |
1513 | /* If we're going from non-connectable to connectable or |
1514 | * vice-versa when fast connectable is enabled ensure that fast | |
1515 | * connectable gets disabled. write_fast_connectable won't do | |
1516 | * anything if the page scan parameters are already what they | |
1517 | * should be. | |
1518 | */ | |
1519 | if (cp->val || test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) | |
e36a3769 JH |
1520 | write_fast_connectable(&req, false); |
1521 | ||
1987fdc7 JH |
1522 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags) && |
1523 | hci_conn_num(hdev, LE_LINK) == 0) { | |
1524 | disable_advertising(&req); | |
1525 | enable_advertising(&req); | |
1526 | } | |
1527 | ||
2b76f453 | 1528 | err = hci_req_run(&req, set_connectable_complete); |
9b74246f | 1529 | if (err < 0) { |
a664b5bc | 1530 | mgmt_pending_remove(cmd); |
9b74246f | 1531 | if (err == -ENODATA) |
a81070ba JH |
1532 | err = set_connectable_update_settings(hdev, sk, |
1533 | cp->val); | |
9b74246f JH |
1534 | goto failed; |
1535 | } | |
9fbcbb45 JH |
1536 | |
1537 | failed: | |
09fd0de5 | 1538 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1539 | return err; |
1540 | } | |
1541 | ||
bdb6d971 | 1542 | static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1543 | u16 len) |
c542a06c | 1544 | { |
650f726d | 1545 | struct mgmt_mode *cp = data; |
55594356 | 1546 | bool changed; |
c542a06c JH |
1547 | int err; |
1548 | ||
bdb6d971 | 1549 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1550 | |
a7e80f25 JH |
1551 | if (cp->val != 0x00 && cp->val != 0x01) |
1552 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PAIRABLE, | |
1553 | MGMT_STATUS_INVALID_PARAMS); | |
1554 | ||
09fd0de5 | 1555 | hci_dev_lock(hdev); |
c542a06c JH |
1556 | |
1557 | if (cp->val) | |
55594356 | 1558 | changed = !test_and_set_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1559 | else |
55594356 | 1560 | changed = test_and_clear_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1561 | |
69ab39ea | 1562 | err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev); |
c542a06c | 1563 | if (err < 0) |
55594356 | 1564 | goto unlock; |
c542a06c | 1565 | |
55594356 MH |
1566 | if (changed) |
1567 | err = new_settings(hdev, sk); | |
c542a06c | 1568 | |
55594356 | 1569 | unlock: |
09fd0de5 | 1570 | hci_dev_unlock(hdev); |
c542a06c JH |
1571 | return err; |
1572 | } | |
1573 | ||
04124681 GP |
1574 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1575 | u16 len) | |
33ef95ed JH |
1576 | { |
1577 | struct mgmt_mode *cp = data; | |
1578 | struct pending_cmd *cmd; | |
e6fe7986 | 1579 | u8 val, status; |
33ef95ed JH |
1580 | int err; |
1581 | ||
bdb6d971 | 1582 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1583 | |
e6fe7986 JH |
1584 | status = mgmt_bredr_support(hdev); |
1585 | if (status) | |
33c525c0 | 1586 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
e6fe7986 | 1587 | status); |
33c525c0 | 1588 | |
a7e80f25 JH |
1589 | if (cp->val != 0x00 && cp->val != 0x01) |
1590 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, | |
1591 | MGMT_STATUS_INVALID_PARAMS); | |
1592 | ||
33ef95ed JH |
1593 | hci_dev_lock(hdev); |
1594 | ||
4b34ee78 | 1595 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1596 | bool changed = false; |
1597 | ||
1598 | if (!!cp->val != test_bit(HCI_LINK_SECURITY, | |
8ce8e2b5 | 1599 | &hdev->dev_flags)) { |
47990ea0 JH |
1600 | change_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
1601 | changed = true; | |
1602 | } | |
1603 | ||
1604 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1605 | if (err < 0) | |
1606 | goto failed; | |
1607 | ||
1608 | if (changed) | |
1609 | err = new_settings(hdev, sk); | |
1610 | ||
33ef95ed JH |
1611 | goto failed; |
1612 | } | |
1613 | ||
1614 | if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { | |
bdb6d971 | 1615 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
04124681 | 1616 | MGMT_STATUS_BUSY); |
33ef95ed JH |
1617 | goto failed; |
1618 | } | |
1619 | ||
1620 | val = !!cp->val; | |
1621 | ||
1622 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1623 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1624 | goto failed; | |
1625 | } | |
1626 | ||
1627 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1628 | if (!cmd) { | |
1629 | err = -ENOMEM; | |
1630 | goto failed; | |
1631 | } | |
1632 | ||
1633 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
1634 | if (err < 0) { | |
1635 | mgmt_pending_remove(cmd); | |
1636 | goto failed; | |
1637 | } | |
1638 | ||
1639 | failed: | |
1640 | hci_dev_unlock(hdev); | |
33ef95ed JH |
1641 | return err; |
1642 | } | |
1643 | ||
bdb6d971 | 1644 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
1645 | { |
1646 | struct mgmt_mode *cp = data; | |
1647 | struct pending_cmd *cmd; | |
72ef0c1a | 1648 | u8 status; |
ed2c4ee3 JH |
1649 | int err; |
1650 | ||
bdb6d971 | 1651 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 1652 | |
cdba5281 MH |
1653 | status = mgmt_bredr_support(hdev); |
1654 | if (status) | |
1655 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); | |
1656 | ||
13ecd8b6 JH |
1657 | if (!lmp_ssp_capable(hdev)) |
1658 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1659 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 1660 | |
a7e80f25 JH |
1661 | if (cp->val != 0x00 && cp->val != 0x01) |
1662 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1663 | MGMT_STATUS_INVALID_PARAMS); | |
1664 | ||
13ecd8b6 | 1665 | hci_dev_lock(hdev); |
6c8f12c1 | 1666 | |
4b34ee78 | 1667 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 1668 | bool changed; |
c0ecddc2 | 1669 | |
9ecb3e24 MH |
1670 | if (cp->val) { |
1671 | changed = !test_and_set_bit(HCI_SSP_ENABLED, | |
1672 | &hdev->dev_flags); | |
1673 | } else { | |
1674 | changed = test_and_clear_bit(HCI_SSP_ENABLED, | |
1675 | &hdev->dev_flags); | |
1676 | if (!changed) | |
1677 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
1678 | &hdev->dev_flags); | |
1679 | else | |
1680 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
c0ecddc2 JH |
1681 | } |
1682 | ||
1683 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1684 | if (err < 0) | |
1685 | goto failed; | |
1686 | ||
1687 | if (changed) | |
1688 | err = new_settings(hdev, sk); | |
1689 | ||
ed2c4ee3 JH |
1690 | goto failed; |
1691 | } | |
1692 | ||
9ecb3e24 MH |
1693 | if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev) || |
1694 | mgmt_pending_find(MGMT_OP_SET_HS, hdev)) { | |
d97dcb66 SJ |
1695 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1696 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
1697 | goto failed; |
1698 | } | |
1699 | ||
72ef0c1a | 1700 | if (!!cp->val == test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
ed2c4ee3 JH |
1701 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
1702 | goto failed; | |
1703 | } | |
1704 | ||
1705 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
1706 | if (!cmd) { | |
1707 | err = -ENOMEM; | |
1708 | goto failed; | |
1709 | } | |
1710 | ||
72ef0c1a | 1711 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
1712 | if (err < 0) { |
1713 | mgmt_pending_remove(cmd); | |
1714 | goto failed; | |
1715 | } | |
1716 | ||
1717 | failed: | |
1718 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
1719 | return err; |
1720 | } | |
1721 | ||
bdb6d971 | 1722 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
1723 | { |
1724 | struct mgmt_mode *cp = data; | |
ee392693 | 1725 | bool changed; |
e6fe7986 | 1726 | u8 status; |
ee392693 | 1727 | int err; |
6d80dfd0 | 1728 | |
bdb6d971 | 1729 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 1730 | |
e6fe7986 JH |
1731 | status = mgmt_bredr_support(hdev); |
1732 | if (status) | |
1733 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); | |
6d80dfd0 | 1734 | |
9ecb3e24 MH |
1735 | if (!lmp_ssp_capable(hdev)) |
1736 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1737 | MGMT_STATUS_NOT_SUPPORTED); | |
1738 | ||
1739 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
1740 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1741 | MGMT_STATUS_REJECTED); | |
1742 | ||
a7e80f25 JH |
1743 | if (cp->val != 0x00 && cp->val != 0x01) |
1744 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1745 | MGMT_STATUS_INVALID_PARAMS); | |
1746 | ||
ee392693 MH |
1747 | hci_dev_lock(hdev); |
1748 | ||
a0cdf960 | 1749 | if (cp->val) { |
ee392693 | 1750 | changed = !test_and_set_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 MH |
1751 | } else { |
1752 | if (hdev_is_powered(hdev)) { | |
1753 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1754 | MGMT_STATUS_REJECTED); | |
1755 | goto unlock; | |
1756 | } | |
1757 | ||
ee392693 | 1758 | changed = test_and_clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 | 1759 | } |
ee392693 MH |
1760 | |
1761 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
1762 | if (err < 0) | |
1763 | goto unlock; | |
1764 | ||
1765 | if (changed) | |
1766 | err = new_settings(hdev, sk); | |
6d80dfd0 | 1767 | |
ee392693 MH |
1768 | unlock: |
1769 | hci_dev_unlock(hdev); | |
1770 | return err; | |
6d80dfd0 JH |
1771 | } |
1772 | ||
416a4ae5 JH |
1773 | static void le_enable_complete(struct hci_dev *hdev, u8 status) |
1774 | { | |
1775 | struct cmd_lookup match = { NULL, hdev }; | |
1776 | ||
1777 | if (status) { | |
1778 | u8 mgmt_err = mgmt_status(status); | |
1779 | ||
1780 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
1781 | &mgmt_err); | |
1782 | return; | |
1783 | } | |
1784 | ||
1785 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
1786 | ||
1787 | new_settings(hdev, match.sk); | |
1788 | ||
1789 | if (match.sk) | |
1790 | sock_put(match.sk); | |
441ad2d0 MH |
1791 | |
1792 | /* Make sure the controller has a good default for | |
1793 | * advertising data. Restrict the update to when LE | |
1794 | * has actually been enabled. During power on, the | |
1795 | * update in powered_update_hci will take care of it. | |
1796 | */ | |
1797 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1798 | struct hci_request req; | |
1799 | ||
1800 | hci_dev_lock(hdev); | |
1801 | ||
1802 | hci_req_init(&req, hdev); | |
5947f4bc | 1803 | update_adv_data(&req); |
f14d8f64 | 1804 | update_scan_rsp_data(&req); |
441ad2d0 MH |
1805 | hci_req_run(&req, NULL); |
1806 | ||
1807 | hci_dev_unlock(hdev); | |
1808 | } | |
416a4ae5 JH |
1809 | } |
1810 | ||
bdb6d971 | 1811 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
1812 | { |
1813 | struct mgmt_mode *cp = data; | |
1814 | struct hci_cp_write_le_host_supported hci_cp; | |
1815 | struct pending_cmd *cmd; | |
416a4ae5 | 1816 | struct hci_request req; |
06199cf8 | 1817 | int err; |
0b60eba1 | 1818 | u8 val, enabled; |
06199cf8 | 1819 | |
bdb6d971 | 1820 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 1821 | |
13ecd8b6 JH |
1822 | if (!lmp_le_capable(hdev)) |
1823 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1824 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 1825 | |
a7e80f25 JH |
1826 | if (cp->val != 0x00 && cp->val != 0x01) |
1827 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1828 | MGMT_STATUS_INVALID_PARAMS); | |
1829 | ||
c73eee91 | 1830 | /* LE-only devices do not allow toggling LE on/off */ |
56f87901 | 1831 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
c73eee91 JH |
1832 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1833 | MGMT_STATUS_REJECTED); | |
1834 | ||
13ecd8b6 | 1835 | hci_dev_lock(hdev); |
06199cf8 JH |
1836 | |
1837 | val = !!cp->val; | |
ffa88e02 | 1838 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 1839 | |
0b60eba1 | 1840 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
1841 | bool changed = false; |
1842 | ||
1843 | if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1844 | change_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
1845 | changed = true; | |
1846 | } | |
1847 | ||
f3d3444a JH |
1848 | if (!val && test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
1849 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
eeca6f89 JH |
1850 | changed = true; |
1851 | } | |
1852 | ||
06199cf8 JH |
1853 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
1854 | if (err < 0) | |
1de028ce | 1855 | goto unlock; |
06199cf8 JH |
1856 | |
1857 | if (changed) | |
1858 | err = new_settings(hdev, sk); | |
1859 | ||
1de028ce | 1860 | goto unlock; |
06199cf8 JH |
1861 | } |
1862 | ||
4375f103 JH |
1863 | if (mgmt_pending_find(MGMT_OP_SET_LE, hdev) || |
1864 | mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
bdb6d971 | 1865 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
04124681 | 1866 | MGMT_STATUS_BUSY); |
1de028ce | 1867 | goto unlock; |
06199cf8 JH |
1868 | } |
1869 | ||
1870 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
1871 | if (!cmd) { | |
1872 | err = -ENOMEM; | |
1de028ce | 1873 | goto unlock; |
06199cf8 JH |
1874 | } |
1875 | ||
441ad2d0 MH |
1876 | hci_req_init(&req, hdev); |
1877 | ||
06199cf8 JH |
1878 | memset(&hci_cp, 0, sizeof(hci_cp)); |
1879 | ||
1880 | if (val) { | |
1881 | hci_cp.le = val; | |
ffa88e02 | 1882 | hci_cp.simul = lmp_le_br_capable(hdev); |
441ad2d0 MH |
1883 | } else { |
1884 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
1885 | disable_advertising(&req); | |
06199cf8 JH |
1886 | } |
1887 | ||
416a4ae5 JH |
1888 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
1889 | &hci_cp); | |
1890 | ||
1891 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 1892 | if (err < 0) |
06199cf8 | 1893 | mgmt_pending_remove(cmd); |
06199cf8 | 1894 | |
1de028ce JH |
1895 | unlock: |
1896 | hci_dev_unlock(hdev); | |
06199cf8 JH |
1897 | return err; |
1898 | } | |
1899 | ||
0cab9c80 JH |
1900 | /* This is a helper function to test for pending mgmt commands that can |
1901 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
1902 | * mgmt command at a time since otherwise we cannot easily track what | |
1903 | * the current values are, will be, and based on that calculate if a new | |
1904 | * HCI command needs to be sent and if yes with what value. | |
1905 | */ | |
1906 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
1907 | { | |
1908 | struct pending_cmd *cmd; | |
1909 | ||
1910 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
1911 | switch (cmd->opcode) { | |
1912 | case MGMT_OP_ADD_UUID: | |
1913 | case MGMT_OP_REMOVE_UUID: | |
1914 | case MGMT_OP_SET_DEV_CLASS: | |
1915 | case MGMT_OP_SET_POWERED: | |
1916 | return true; | |
1917 | } | |
1918 | } | |
1919 | ||
1920 | return false; | |
1921 | } | |
1922 | ||
83be8eca JH |
1923 | static const u8 bluetooth_base_uuid[] = { |
1924 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
1925 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
1926 | }; | |
1927 | ||
1928 | static u8 get_uuid_size(const u8 *uuid) | |
1929 | { | |
1930 | u32 val; | |
1931 | ||
1932 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
1933 | return 128; | |
1934 | ||
1935 | val = get_unaligned_le32(&uuid[12]); | |
1936 | if (val > 0xffff) | |
1937 | return 32; | |
1938 | ||
1939 | return 16; | |
1940 | } | |
1941 | ||
92da6097 JH |
1942 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
1943 | { | |
1944 | struct pending_cmd *cmd; | |
1945 | ||
1946 | hci_dev_lock(hdev); | |
1947 | ||
1948 | cmd = mgmt_pending_find(mgmt_op, hdev); | |
1949 | if (!cmd) | |
1950 | goto unlock; | |
1951 | ||
1952 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
1953 | hdev->dev_class, 3); | |
1954 | ||
1955 | mgmt_pending_remove(cmd); | |
1956 | ||
1957 | unlock: | |
1958 | hci_dev_unlock(hdev); | |
1959 | } | |
1960 | ||
1961 | static void add_uuid_complete(struct hci_dev *hdev, u8 status) | |
1962 | { | |
1963 | BT_DBG("status 0x%02x", status); | |
1964 | ||
1965 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
1966 | } | |
1967 | ||
bdb6d971 | 1968 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 1969 | { |
650f726d | 1970 | struct mgmt_cp_add_uuid *cp = data; |
90e70454 | 1971 | struct pending_cmd *cmd; |
890ea898 | 1972 | struct hci_request req; |
2aeb9a1a | 1973 | struct bt_uuid *uuid; |
2aeb9a1a JH |
1974 | int err; |
1975 | ||
bdb6d971 | 1976 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 1977 | |
09fd0de5 | 1978 | hci_dev_lock(hdev); |
2aeb9a1a | 1979 | |
0cab9c80 | 1980 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 1981 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
04124681 | 1982 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
1983 | goto failed; |
1984 | } | |
1985 | ||
92c4c204 | 1986 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
1987 | if (!uuid) { |
1988 | err = -ENOMEM; | |
1989 | goto failed; | |
1990 | } | |
1991 | ||
1992 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 1993 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 1994 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 1995 | |
de66aa63 | 1996 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 1997 | |
890ea898 | 1998 | hci_req_init(&req, hdev); |
1aff6f09 | 1999 | |
890ea898 JH |
2000 | update_class(&req); |
2001 | update_eir(&req); | |
2002 | ||
92da6097 JH |
2003 | err = hci_req_run(&req, add_uuid_complete); |
2004 | if (err < 0) { | |
2005 | if (err != -ENODATA) | |
2006 | goto failed; | |
80a1e1db | 2007 | |
bdb6d971 | 2008 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
04124681 | 2009 | hdev->dev_class, 3); |
90e70454 JH |
2010 | goto failed; |
2011 | } | |
2012 | ||
2013 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 2014 | if (!cmd) { |
90e70454 | 2015 | err = -ENOMEM; |
890ea898 JH |
2016 | goto failed; |
2017 | } | |
2018 | ||
2019 | err = 0; | |
2aeb9a1a JH |
2020 | |
2021 | failed: | |
09fd0de5 | 2022 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2023 | return err; |
2024 | } | |
2025 | ||
24b78d0f JH |
2026 | static bool enable_service_cache(struct hci_dev *hdev) |
2027 | { | |
2028 | if (!hdev_is_powered(hdev)) | |
2029 | return false; | |
2030 | ||
2031 | if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { | |
46818ed5 JH |
2032 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
2033 | CACHE_TIMEOUT); | |
24b78d0f JH |
2034 | return true; |
2035 | } | |
2036 | ||
2037 | return false; | |
2038 | } | |
2039 | ||
92da6097 JH |
2040 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status) |
2041 | { | |
2042 | BT_DBG("status 0x%02x", status); | |
2043 | ||
2044 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
2045 | } | |
2046 | ||
bdb6d971 | 2047 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2048 | u16 len) |
2aeb9a1a | 2049 | { |
650f726d | 2050 | struct mgmt_cp_remove_uuid *cp = data; |
90e70454 | 2051 | struct pending_cmd *cmd; |
056341c8 | 2052 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 2053 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 2054 | struct hci_request req; |
2aeb9a1a JH |
2055 | int err, found; |
2056 | ||
bdb6d971 | 2057 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2058 | |
09fd0de5 | 2059 | hci_dev_lock(hdev); |
2aeb9a1a | 2060 | |
0cab9c80 | 2061 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2062 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2063 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2064 | goto unlock; |
2065 | } | |
2066 | ||
2aeb9a1a JH |
2067 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
2068 | err = hci_uuids_clear(hdev); | |
4004b6d9 | 2069 | |
24b78d0f | 2070 | if (enable_service_cache(hdev)) { |
bdb6d971 | 2071 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2072 | 0, hdev->dev_class, 3); |
24b78d0f JH |
2073 | goto unlock; |
2074 | } | |
4004b6d9 | 2075 | |
9246a869 | 2076 | goto update_class; |
2aeb9a1a JH |
2077 | } |
2078 | ||
2079 | found = 0; | |
2080 | ||
056341c8 | 2081 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
2082 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
2083 | continue; | |
2084 | ||
2085 | list_del(&match->list); | |
482049f7 | 2086 | kfree(match); |
2aeb9a1a JH |
2087 | found++; |
2088 | } | |
2089 | ||
2090 | if (found == 0) { | |
bdb6d971 | 2091 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2092 | MGMT_STATUS_INVALID_PARAMS); |
2aeb9a1a JH |
2093 | goto unlock; |
2094 | } | |
2095 | ||
9246a869 | 2096 | update_class: |
890ea898 | 2097 | hci_req_init(&req, hdev); |
1aff6f09 | 2098 | |
890ea898 JH |
2099 | update_class(&req); |
2100 | update_eir(&req); | |
2101 | ||
92da6097 JH |
2102 | err = hci_req_run(&req, remove_uuid_complete); |
2103 | if (err < 0) { | |
2104 | if (err != -ENODATA) | |
2105 | goto unlock; | |
80a1e1db | 2106 | |
bdb6d971 | 2107 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
04124681 | 2108 | hdev->dev_class, 3); |
90e70454 JH |
2109 | goto unlock; |
2110 | } | |
2111 | ||
2112 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 2113 | if (!cmd) { |
90e70454 | 2114 | err = -ENOMEM; |
890ea898 JH |
2115 | goto unlock; |
2116 | } | |
2117 | ||
2118 | err = 0; | |
2aeb9a1a JH |
2119 | |
2120 | unlock: | |
09fd0de5 | 2121 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2122 | return err; |
2123 | } | |
2124 | ||
92da6097 JH |
2125 | static void set_class_complete(struct hci_dev *hdev, u8 status) |
2126 | { | |
2127 | BT_DBG("status 0x%02x", status); | |
2128 | ||
2129 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
2130 | } | |
2131 | ||
bdb6d971 | 2132 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2133 | u16 len) |
1aff6f09 | 2134 | { |
650f726d | 2135 | struct mgmt_cp_set_dev_class *cp = data; |
90e70454 | 2136 | struct pending_cmd *cmd; |
890ea898 | 2137 | struct hci_request req; |
1aff6f09 JH |
2138 | int err; |
2139 | ||
bdb6d971 | 2140 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 2141 | |
6203fc98 | 2142 | if (!lmp_bredr_capable(hdev)) |
13ecd8b6 JH |
2143 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2144 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2145 | |
0cab9c80 | 2146 | hci_dev_lock(hdev); |
ee98f473 | 2147 | |
0cab9c80 JH |
2148 | if (pending_eir_or_class(hdev)) { |
2149 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2150 | MGMT_STATUS_BUSY); | |
2151 | goto unlock; | |
2152 | } | |
c95f0ba7 | 2153 | |
0cab9c80 JH |
2154 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
2155 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2156 | MGMT_STATUS_INVALID_PARAMS); | |
2157 | goto unlock; | |
2158 | } | |
575b3a02 | 2159 | |
932f5ff5 JH |
2160 | hdev->major_class = cp->major; |
2161 | hdev->minor_class = cp->minor; | |
2162 | ||
b5235a65 | 2163 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2164 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2165 | hdev->dev_class, 3); |
b5235a65 JH |
2166 | goto unlock; |
2167 | } | |
2168 | ||
890ea898 JH |
2169 | hci_req_init(&req, hdev); |
2170 | ||
a8b2d5c2 | 2171 | if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { |
7d78525d JH |
2172 | hci_dev_unlock(hdev); |
2173 | cancel_delayed_work_sync(&hdev->service_cache); | |
2174 | hci_dev_lock(hdev); | |
890ea898 | 2175 | update_eir(&req); |
7d78525d | 2176 | } |
14c0b608 | 2177 | |
890ea898 JH |
2178 | update_class(&req); |
2179 | ||
92da6097 JH |
2180 | err = hci_req_run(&req, set_class_complete); |
2181 | if (err < 0) { | |
2182 | if (err != -ENODATA) | |
2183 | goto unlock; | |
1aff6f09 | 2184 | |
bdb6d971 | 2185 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2186 | hdev->dev_class, 3); |
90e70454 JH |
2187 | goto unlock; |
2188 | } | |
2189 | ||
2190 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2191 | if (!cmd) { |
90e70454 | 2192 | err = -ENOMEM; |
890ea898 JH |
2193 | goto unlock; |
2194 | } | |
2195 | ||
2196 | err = 0; | |
1aff6f09 | 2197 | |
b5235a65 | 2198 | unlock: |
09fd0de5 | 2199 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2200 | return err; |
2201 | } | |
2202 | ||
bdb6d971 | 2203 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2204 | u16 len) |
55ed8ca1 | 2205 | { |
650f726d | 2206 | struct mgmt_cp_load_link_keys *cp = data; |
4e51eae9 | 2207 | u16 key_count, expected_len; |
a492cd52 | 2208 | int i; |
55ed8ca1 | 2209 | |
9060d5cf MH |
2210 | BT_DBG("request for %s", hdev->name); |
2211 | ||
2212 | if (!lmp_bredr_capable(hdev)) | |
2213 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2214 | MGMT_STATUS_NOT_SUPPORTED); | |
2215 | ||
1f350c87 | 2216 | key_count = __le16_to_cpu(cp->key_count); |
55ed8ca1 | 2217 | |
86742e1e JH |
2218 | expected_len = sizeof(*cp) + key_count * |
2219 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2220 | if (expected_len != len) { |
86742e1e | 2221 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
8ce8e2b5 | 2222 | len, expected_len); |
bdb6d971 | 2223 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
04124681 | 2224 | MGMT_STATUS_INVALID_PARAMS); |
55ed8ca1 JH |
2225 | } |
2226 | ||
4ae14301 JH |
2227 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
2228 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2229 | MGMT_STATUS_INVALID_PARAMS); | |
2230 | ||
bdb6d971 | 2231 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2232 | key_count); |
55ed8ca1 | 2233 | |
4ee71b20 JH |
2234 | for (i = 0; i < key_count; i++) { |
2235 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2236 | ||
2237 | if (key->addr.type != BDADDR_BREDR) | |
2238 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2239 | MGMT_STATUS_INVALID_PARAMS); | |
2240 | } | |
2241 | ||
09fd0de5 | 2242 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2243 | |
2244 | hci_link_keys_clear(hdev); | |
2245 | ||
55ed8ca1 | 2246 | if (cp->debug_keys) |
a8b2d5c2 | 2247 | set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
55ed8ca1 | 2248 | else |
a8b2d5c2 | 2249 | clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
55ed8ca1 | 2250 | |
a492cd52 | 2251 | for (i = 0; i < key_count; i++) { |
86742e1e | 2252 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2253 | |
d753fdc4 | 2254 | hci_add_link_key(hdev, NULL, 0, &key->addr.bdaddr, key->val, |
04124681 | 2255 | key->type, key->pin_len); |
55ed8ca1 JH |
2256 | } |
2257 | ||
bdb6d971 | 2258 | cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2259 | |
09fd0de5 | 2260 | hci_dev_unlock(hdev); |
55ed8ca1 | 2261 | |
a492cd52 | 2262 | return 0; |
55ed8ca1 JH |
2263 | } |
2264 | ||
b1078ad0 | 2265 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2266 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2267 | { |
2268 | struct mgmt_ev_device_unpaired ev; | |
2269 | ||
2270 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2271 | ev.addr.type = addr_type; | |
2272 | ||
2273 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2274 | skip_sk); |
b1078ad0 JH |
2275 | } |
2276 | ||
bdb6d971 | 2277 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2278 | u16 len) |
55ed8ca1 | 2279 | { |
124f6e35 JH |
2280 | struct mgmt_cp_unpair_device *cp = data; |
2281 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
2282 | struct hci_cp_disconnect dc; |
2283 | struct pending_cmd *cmd; | |
55ed8ca1 | 2284 | struct hci_conn *conn; |
55ed8ca1 JH |
2285 | int err; |
2286 | ||
a8a1d19e | 2287 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2288 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2289 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2290 | |
4ee71b20 JH |
2291 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2292 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2293 | MGMT_STATUS_INVALID_PARAMS, | |
2294 | &rp, sizeof(rp)); | |
2295 | ||
118da70b JH |
2296 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2297 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2298 | MGMT_STATUS_INVALID_PARAMS, | |
2299 | &rp, sizeof(rp)); | |
2300 | ||
4ee71b20 JH |
2301 | hci_dev_lock(hdev); |
2302 | ||
86a8cfc6 | 2303 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2304 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2305 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); |
86a8cfc6 JH |
2306 | goto unlock; |
2307 | } | |
2308 | ||
591f47f3 | 2309 | if (cp->addr.type == BDADDR_BREDR) |
124f6e35 JH |
2310 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
2311 | else | |
2312 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr); | |
b0dbfb46 | 2313 | |
55ed8ca1 | 2314 | if (err < 0) { |
bdb6d971 | 2315 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2316 | MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); |
55ed8ca1 JH |
2317 | goto unlock; |
2318 | } | |
2319 | ||
86a8cfc6 | 2320 | if (cp->disconnect) { |
591f47f3 | 2321 | if (cp->addr.type == BDADDR_BREDR) |
86a8cfc6 | 2322 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
8ce8e2b5 | 2323 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2324 | else |
2325 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, | |
8ce8e2b5 | 2326 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2327 | } else { |
2328 | conn = NULL; | |
2329 | } | |
124f6e35 | 2330 | |
a8a1d19e | 2331 | if (!conn) { |
bdb6d971 | 2332 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
04124681 | 2333 | &rp, sizeof(rp)); |
b1078ad0 | 2334 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2335 | goto unlock; |
2336 | } | |
55ed8ca1 | 2337 | |
124f6e35 | 2338 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2339 | sizeof(*cp)); |
a8a1d19e JH |
2340 | if (!cmd) { |
2341 | err = -ENOMEM; | |
2342 | goto unlock; | |
55ed8ca1 JH |
2343 | } |
2344 | ||
eb55ef07 | 2345 | dc.handle = cpu_to_le16(conn->handle); |
a8a1d19e JH |
2346 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
2347 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2348 | if (err < 0) | |
2349 | mgmt_pending_remove(cmd); | |
2350 | ||
55ed8ca1 | 2351 | unlock: |
09fd0de5 | 2352 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2353 | return err; |
2354 | } | |
2355 | ||
bdb6d971 | 2356 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2357 | u16 len) |
8962ee74 | 2358 | { |
650f726d | 2359 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2360 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2361 | struct hci_cp_disconnect dc; |
366a0336 | 2362 | struct pending_cmd *cmd; |
8962ee74 | 2363 | struct hci_conn *conn; |
8962ee74 JH |
2364 | int err; |
2365 | ||
2366 | BT_DBG(""); | |
2367 | ||
06a63b19 JH |
2368 | memset(&rp, 0, sizeof(rp)); |
2369 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2370 | rp.addr.type = cp->addr.type; | |
2371 | ||
4ee71b20 | 2372 | if (!bdaddr_type_is_valid(cp->addr.type)) |
06a63b19 JH |
2373 | return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2374 | MGMT_STATUS_INVALID_PARAMS, | |
2375 | &rp, sizeof(rp)); | |
4ee71b20 | 2376 | |
09fd0de5 | 2377 | hci_dev_lock(hdev); |
8962ee74 JH |
2378 | |
2379 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
06a63b19 JH |
2380 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2381 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
8962ee74 JH |
2382 | goto failed; |
2383 | } | |
2384 | ||
2e58ef3e | 2385 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) { |
06a63b19 JH |
2386 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2387 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2388 | goto failed; |
2389 | } | |
2390 | ||
591f47f3 | 2391 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2392 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2393 | &cp->addr.bdaddr); | |
88c3df13 JH |
2394 | else |
2395 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 2396 | |
f960727e | 2397 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
06a63b19 JH |
2398 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2399 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
8962ee74 JH |
2400 | goto failed; |
2401 | } | |
2402 | ||
2e58ef3e | 2403 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2404 | if (!cmd) { |
2405 | err = -ENOMEM; | |
8962ee74 | 2406 | goto failed; |
366a0336 | 2407 | } |
8962ee74 | 2408 | |
eb55ef07 | 2409 | dc.handle = cpu_to_le16(conn->handle); |
3701f944 | 2410 | dc.reason = HCI_ERROR_REMOTE_USER_TERM; |
8962ee74 JH |
2411 | |
2412 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2413 | if (err < 0) | |
a664b5bc | 2414 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2415 | |
2416 | failed: | |
09fd0de5 | 2417 | hci_dev_unlock(hdev); |
8962ee74 JH |
2418 | return err; |
2419 | } | |
2420 | ||
57c1477c | 2421 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2422 | { |
2423 | switch (link_type) { | |
2424 | case LE_LINK: | |
48264f06 JH |
2425 | switch (addr_type) { |
2426 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2427 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2428 | |
48264f06 | 2429 | default: |
0ed09148 | 2430 | /* Fallback to LE Random address type */ |
591f47f3 | 2431 | return BDADDR_LE_RANDOM; |
48264f06 | 2432 | } |
0ed09148 | 2433 | |
4c659c39 | 2434 | default: |
0ed09148 | 2435 | /* Fallback to BR/EDR type */ |
591f47f3 | 2436 | return BDADDR_BREDR; |
4c659c39 JH |
2437 | } |
2438 | } | |
2439 | ||
04124681 GP |
2440 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2441 | u16 data_len) | |
2784eb41 | 2442 | { |
2784eb41 | 2443 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2444 | struct hci_conn *c; |
a38528f1 | 2445 | size_t rp_len; |
60fc5fb6 JH |
2446 | int err; |
2447 | u16 i; | |
2784eb41 JH |
2448 | |
2449 | BT_DBG(""); | |
2450 | ||
09fd0de5 | 2451 | hci_dev_lock(hdev); |
2784eb41 | 2452 | |
5f97c1df | 2453 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2454 | err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
04124681 | 2455 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2456 | goto unlock; |
2457 | } | |
2458 | ||
60fc5fb6 | 2459 | i = 0; |
b644ba33 JH |
2460 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2461 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2462 | i++; |
2784eb41 JH |
2463 | } |
2464 | ||
60fc5fb6 | 2465 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2466 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2467 | if (!rp) { |
2784eb41 JH |
2468 | err = -ENOMEM; |
2469 | goto unlock; | |
2470 | } | |
2471 | ||
2784eb41 | 2472 | i = 0; |
4c659c39 | 2473 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2474 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2475 | continue; | |
4c659c39 | 2476 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2477 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2478 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2479 | continue; |
2480 | i++; | |
2481 | } | |
2482 | ||
eb55ef07 | 2483 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2484 | |
4c659c39 JH |
2485 | /* Recalculate length in case of filtered SCO connections, etc */ |
2486 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2487 | |
bdb6d971 | 2488 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
04124681 | 2489 | rp_len); |
2784eb41 | 2490 | |
a38528f1 | 2491 | kfree(rp); |
5f97c1df JH |
2492 | |
2493 | unlock: | |
09fd0de5 | 2494 | hci_dev_unlock(hdev); |
2784eb41 JH |
2495 | return err; |
2496 | } | |
2497 | ||
bdb6d971 | 2498 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2499 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 WR |
2500 | { |
2501 | struct pending_cmd *cmd; | |
2502 | int err; | |
2503 | ||
2e58ef3e | 2504 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2505 | sizeof(*cp)); |
96d97a67 WR |
2506 | if (!cmd) |
2507 | return -ENOMEM; | |
2508 | ||
d8457698 | 2509 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2510 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2511 | if (err < 0) |
2512 | mgmt_pending_remove(cmd); | |
2513 | ||
2514 | return err; | |
2515 | } | |
2516 | ||
bdb6d971 | 2517 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2518 | u16 len) |
980e1a53 | 2519 | { |
96d97a67 | 2520 | struct hci_conn *conn; |
650f726d | 2521 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2522 | struct hci_cp_pin_code_reply reply; |
366a0336 | 2523 | struct pending_cmd *cmd; |
980e1a53 JH |
2524 | int err; |
2525 | ||
2526 | BT_DBG(""); | |
2527 | ||
09fd0de5 | 2528 | hci_dev_lock(hdev); |
980e1a53 | 2529 | |
4b34ee78 | 2530 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2531 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2532 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
2533 | goto failed; |
2534 | } | |
2535 | ||
d8457698 | 2536 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2537 | if (!conn) { |
bdb6d971 | 2538 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2539 | MGMT_STATUS_NOT_CONNECTED); |
96d97a67 WR |
2540 | goto failed; |
2541 | } | |
2542 | ||
2543 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2544 | struct mgmt_cp_pin_code_neg_reply ncp; |
2545 | ||
2546 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2547 | |
2548 | BT_ERR("PIN code is not 16 bytes long"); | |
2549 | ||
bdb6d971 | 2550 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2551 | if (err >= 0) |
bdb6d971 | 2552 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2553 | MGMT_STATUS_INVALID_PARAMS); |
96d97a67 WR |
2554 | |
2555 | goto failed; | |
2556 | } | |
2557 | ||
00abfe44 | 2558 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2559 | if (!cmd) { |
2560 | err = -ENOMEM; | |
980e1a53 | 2561 | goto failed; |
366a0336 | 2562 | } |
980e1a53 | 2563 | |
d8457698 | 2564 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 2565 | reply.pin_len = cp->pin_len; |
24718ca5 | 2566 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
2567 | |
2568 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
2569 | if (err < 0) | |
a664b5bc | 2570 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2571 | |
2572 | failed: | |
09fd0de5 | 2573 | hci_dev_unlock(hdev); |
980e1a53 JH |
2574 | return err; |
2575 | } | |
2576 | ||
04124681 GP |
2577 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
2578 | u16 len) | |
17fa4b9d | 2579 | { |
650f726d | 2580 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
2581 | |
2582 | BT_DBG(""); | |
2583 | ||
09fd0de5 | 2584 | hci_dev_lock(hdev); |
17fa4b9d JH |
2585 | |
2586 | hdev->io_capability = cp->io_capability; | |
2587 | ||
2588 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 2589 | hdev->io_capability); |
17fa4b9d | 2590 | |
09fd0de5 | 2591 | hci_dev_unlock(hdev); |
17fa4b9d | 2592 | |
04124681 GP |
2593 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL, |
2594 | 0); | |
17fa4b9d JH |
2595 | } |
2596 | ||
6039aa73 | 2597 | static struct pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
2598 | { |
2599 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 2600 | struct pending_cmd *cmd; |
e9a416b5 | 2601 | |
2e58ef3e | 2602 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
2603 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
2604 | continue; | |
2605 | ||
e9a416b5 JH |
2606 | if (cmd->user_data != conn) |
2607 | continue; | |
2608 | ||
2609 | return cmd; | |
2610 | } | |
2611 | ||
2612 | return NULL; | |
2613 | } | |
2614 | ||
2615 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
2616 | { | |
2617 | struct mgmt_rp_pair_device rp; | |
2618 | struct hci_conn *conn = cmd->user_data; | |
2619 | ||
ba4e564f | 2620 | bacpy(&rp.addr.bdaddr, &conn->dst); |
57c1477c | 2621 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); |
e9a416b5 | 2622 | |
aee9b218 | 2623 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, |
04124681 | 2624 | &rp, sizeof(rp)); |
e9a416b5 JH |
2625 | |
2626 | /* So we don't get further callbacks for this connection */ | |
2627 | conn->connect_cfm_cb = NULL; | |
2628 | conn->security_cfm_cb = NULL; | |
2629 | conn->disconn_cfm_cb = NULL; | |
2630 | ||
76a68ba0 | 2631 | hci_conn_drop(conn); |
e9a416b5 | 2632 | |
a664b5bc | 2633 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
2634 | } |
2635 | ||
2636 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) | |
2637 | { | |
2638 | struct pending_cmd *cmd; | |
2639 | ||
2640 | BT_DBG("status %u", status); | |
2641 | ||
2642 | cmd = find_pairing(conn); | |
56e5cb86 | 2643 | if (!cmd) |
e9a416b5 | 2644 | BT_DBG("Unable to find a pending command"); |
56e5cb86 | 2645 | else |
e211326c | 2646 | pairing_complete(cmd, mgmt_status(status)); |
e9a416b5 JH |
2647 | } |
2648 | ||
4c47d739 VA |
2649 | static void le_connect_complete_cb(struct hci_conn *conn, u8 status) |
2650 | { | |
2651 | struct pending_cmd *cmd; | |
2652 | ||
2653 | BT_DBG("status %u", status); | |
2654 | ||
2655 | if (!status) | |
2656 | return; | |
2657 | ||
2658 | cmd = find_pairing(conn); | |
2659 | if (!cmd) | |
2660 | BT_DBG("Unable to find a pending command"); | |
2661 | else | |
2662 | pairing_complete(cmd, mgmt_status(status)); | |
2663 | } | |
2664 | ||
bdb6d971 | 2665 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2666 | u16 len) |
e9a416b5 | 2667 | { |
650f726d | 2668 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 2669 | struct mgmt_rp_pair_device rp; |
e9a416b5 JH |
2670 | struct pending_cmd *cmd; |
2671 | u8 sec_level, auth_type; | |
2672 | struct hci_conn *conn; | |
e9a416b5 JH |
2673 | int err; |
2674 | ||
2675 | BT_DBG(""); | |
2676 | ||
f950a30e SJ |
2677 | memset(&rp, 0, sizeof(rp)); |
2678 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2679 | rp.addr.type = cp->addr.type; | |
2680 | ||
4ee71b20 JH |
2681 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2682 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
2683 | MGMT_STATUS_INVALID_PARAMS, | |
2684 | &rp, sizeof(rp)); | |
2685 | ||
09fd0de5 | 2686 | hci_dev_lock(hdev); |
e9a416b5 | 2687 | |
5f97c1df | 2688 | if (!hdev_is_powered(hdev)) { |
f950a30e SJ |
2689 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2690 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5f97c1df JH |
2691 | goto unlock; |
2692 | } | |
2693 | ||
c908df36 VCG |
2694 | sec_level = BT_SECURITY_MEDIUM; |
2695 | if (cp->io_cap == 0x03) | |
e9a416b5 | 2696 | auth_type = HCI_AT_DEDICATED_BONDING; |
c908df36 | 2697 | else |
e9a416b5 | 2698 | auth_type = HCI_AT_DEDICATED_BONDING_MITM; |
e9a416b5 | 2699 | |
591f47f3 | 2700 | if (cp->addr.type == BDADDR_BREDR) |
b12f62cf AG |
2701 | conn = hci_connect(hdev, ACL_LINK, &cp->addr.bdaddr, |
2702 | cp->addr.type, sec_level, auth_type); | |
7a512d01 | 2703 | else |
b12f62cf AG |
2704 | conn = hci_connect(hdev, LE_LINK, &cp->addr.bdaddr, |
2705 | cp->addr.type, sec_level, auth_type); | |
7a512d01 | 2706 | |
30e76272 | 2707 | if (IS_ERR(conn)) { |
489dc48e AK |
2708 | int status; |
2709 | ||
2710 | if (PTR_ERR(conn) == -EBUSY) | |
2711 | status = MGMT_STATUS_BUSY; | |
2712 | else | |
2713 | status = MGMT_STATUS_CONNECT_FAILED; | |
2714 | ||
bdb6d971 | 2715 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
489dc48e | 2716 | status, &rp, |
04124681 | 2717 | sizeof(rp)); |
e9a416b5 JH |
2718 | goto unlock; |
2719 | } | |
2720 | ||
2721 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 2722 | hci_conn_drop(conn); |
bdb6d971 | 2723 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
04124681 | 2724 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
e9a416b5 JH |
2725 | goto unlock; |
2726 | } | |
2727 | ||
2e58ef3e | 2728 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
2729 | if (!cmd) { |
2730 | err = -ENOMEM; | |
76a68ba0 | 2731 | hci_conn_drop(conn); |
e9a416b5 JH |
2732 | goto unlock; |
2733 | } | |
2734 | ||
7a512d01 | 2735 | /* For LE, just connecting isn't a proof that the pairing finished */ |
591f47f3 | 2736 | if (cp->addr.type == BDADDR_BREDR) |
7a512d01 | 2737 | conn->connect_cfm_cb = pairing_complete_cb; |
4c47d739 VA |
2738 | else |
2739 | conn->connect_cfm_cb = le_connect_complete_cb; | |
7a512d01 | 2740 | |
e9a416b5 JH |
2741 | conn->security_cfm_cb = pairing_complete_cb; |
2742 | conn->disconn_cfm_cb = pairing_complete_cb; | |
2743 | conn->io_capability = cp->io_cap; | |
2744 | cmd->user_data = conn; | |
2745 | ||
2746 | if (conn->state == BT_CONNECTED && | |
8ce8e2b5 | 2747 | hci_conn_security(conn, sec_level, auth_type)) |
e9a416b5 JH |
2748 | pairing_complete(cmd, 0); |
2749 | ||
2750 | err = 0; | |
2751 | ||
2752 | unlock: | |
09fd0de5 | 2753 | hci_dev_unlock(hdev); |
e9a416b5 JH |
2754 | return err; |
2755 | } | |
2756 | ||
04124681 GP |
2757 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
2758 | u16 len) | |
28424707 | 2759 | { |
0f4e68cf | 2760 | struct mgmt_addr_info *addr = data; |
28424707 JH |
2761 | struct pending_cmd *cmd; |
2762 | struct hci_conn *conn; | |
2763 | int err; | |
2764 | ||
2765 | BT_DBG(""); | |
2766 | ||
28424707 JH |
2767 | hci_dev_lock(hdev); |
2768 | ||
5f97c1df | 2769 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2770 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2771 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2772 | goto unlock; |
2773 | } | |
2774 | ||
28424707 JH |
2775 | cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
2776 | if (!cmd) { | |
bdb6d971 | 2777 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2778 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
2779 | goto unlock; |
2780 | } | |
2781 | ||
2782 | conn = cmd->user_data; | |
2783 | ||
2784 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
bdb6d971 | 2785 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2786 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
2787 | goto unlock; |
2788 | } | |
2789 | ||
2790 | pairing_complete(cmd, MGMT_STATUS_CANCELLED); | |
2791 | ||
bdb6d971 | 2792 | err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
04124681 | 2793 | addr, sizeof(*addr)); |
28424707 JH |
2794 | unlock: |
2795 | hci_dev_unlock(hdev); | |
28424707 JH |
2796 | return err; |
2797 | } | |
2798 | ||
bdb6d971 | 2799 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 2800 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 2801 | u16 hci_op, __le32 passkey) |
a5c29683 | 2802 | { |
a5c29683 | 2803 | struct pending_cmd *cmd; |
0df4c185 | 2804 | struct hci_conn *conn; |
a5c29683 JH |
2805 | int err; |
2806 | ||
09fd0de5 | 2807 | hci_dev_lock(hdev); |
08ba5382 | 2808 | |
4b34ee78 | 2809 | if (!hdev_is_powered(hdev)) { |
feb94d3d JH |
2810 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2811 | MGMT_STATUS_NOT_POWERED, addr, | |
2812 | sizeof(*addr)); | |
0df4c185 | 2813 | goto done; |
a5c29683 JH |
2814 | } |
2815 | ||
1707c60e JH |
2816 | if (addr->type == BDADDR_BREDR) |
2817 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 2818 | else |
1707c60e | 2819 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
272d90df JH |
2820 | |
2821 | if (!conn) { | |
feb94d3d JH |
2822 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2823 | MGMT_STATUS_NOT_CONNECTED, addr, | |
2824 | sizeof(*addr)); | |
272d90df JH |
2825 | goto done; |
2826 | } | |
47c15e2b | 2827 | |
1707c60e | 2828 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
47c15e2b | 2829 | /* Continue with pairing via SMP */ |
5fe57d9e BG |
2830 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
2831 | ||
2832 | if (!err) | |
feb94d3d JH |
2833 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2834 | MGMT_STATUS_SUCCESS, addr, | |
2835 | sizeof(*addr)); | |
5fe57d9e | 2836 | else |
feb94d3d JH |
2837 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2838 | MGMT_STATUS_FAILED, addr, | |
2839 | sizeof(*addr)); | |
47c15e2b | 2840 | |
47c15e2b BG |
2841 | goto done; |
2842 | } | |
2843 | ||
1707c60e | 2844 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
2845 | if (!cmd) { |
2846 | err = -ENOMEM; | |
0df4c185 | 2847 | goto done; |
a5c29683 JH |
2848 | } |
2849 | ||
0df4c185 | 2850 | /* Continue with pairing via HCI */ |
604086b7 BG |
2851 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
2852 | struct hci_cp_user_passkey_reply cp; | |
2853 | ||
1707c60e | 2854 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
2855 | cp.passkey = passkey; |
2856 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
2857 | } else | |
1707c60e JH |
2858 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
2859 | &addr->bdaddr); | |
604086b7 | 2860 | |
a664b5bc JH |
2861 | if (err < 0) |
2862 | mgmt_pending_remove(cmd); | |
a5c29683 | 2863 | |
0df4c185 | 2864 | done: |
09fd0de5 | 2865 | hci_dev_unlock(hdev); |
a5c29683 JH |
2866 | return err; |
2867 | } | |
2868 | ||
afeb019d JK |
2869 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
2870 | void *data, u16 len) | |
2871 | { | |
2872 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
2873 | ||
2874 | BT_DBG(""); | |
2875 | ||
1707c60e | 2876 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
2877 | MGMT_OP_PIN_CODE_NEG_REPLY, |
2878 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
2879 | } | |
2880 | ||
04124681 GP |
2881 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
2882 | u16 len) | |
0df4c185 | 2883 | { |
650f726d | 2884 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
2885 | |
2886 | BT_DBG(""); | |
2887 | ||
2888 | if (len != sizeof(*cp)) | |
bdb6d971 | 2889 | return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
04124681 | 2890 | MGMT_STATUS_INVALID_PARAMS); |
0df4c185 | 2891 | |
1707c60e | 2892 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2893 | MGMT_OP_USER_CONFIRM_REPLY, |
2894 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
2895 | } |
2896 | ||
bdb6d971 | 2897 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2898 | void *data, u16 len) |
0df4c185 | 2899 | { |
c9c2659f | 2900 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
2901 | |
2902 | BT_DBG(""); | |
2903 | ||
1707c60e | 2904 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2905 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
2906 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
2907 | } |
2908 | ||
04124681 GP |
2909 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
2910 | u16 len) | |
604086b7 | 2911 | { |
650f726d | 2912 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
2913 | |
2914 | BT_DBG(""); | |
2915 | ||
1707c60e | 2916 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2917 | MGMT_OP_USER_PASSKEY_REPLY, |
2918 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
2919 | } |
2920 | ||
bdb6d971 | 2921 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2922 | void *data, u16 len) |
604086b7 | 2923 | { |
650f726d | 2924 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
2925 | |
2926 | BT_DBG(""); | |
2927 | ||
1707c60e | 2928 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2929 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
2930 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
2931 | } |
2932 | ||
13928971 | 2933 | static void update_name(struct hci_request *req) |
2b4bf397 | 2934 | { |
13928971 | 2935 | struct hci_dev *hdev = req->hdev; |
2b4bf397 JH |
2936 | struct hci_cp_write_local_name cp; |
2937 | ||
13928971 | 2938 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
2b4bf397 | 2939 | |
890ea898 | 2940 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
2b4bf397 JH |
2941 | } |
2942 | ||
13928971 JH |
2943 | static void set_name_complete(struct hci_dev *hdev, u8 status) |
2944 | { | |
2945 | struct mgmt_cp_set_local_name *cp; | |
2946 | struct pending_cmd *cmd; | |
2947 | ||
2948 | BT_DBG("status 0x%02x", status); | |
2949 | ||
2950 | hci_dev_lock(hdev); | |
2951 | ||
2952 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); | |
2953 | if (!cmd) | |
2954 | goto unlock; | |
2955 | ||
2956 | cp = cmd->param; | |
2957 | ||
2958 | if (status) | |
2959 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, | |
2960 | mgmt_status(status)); | |
2961 | else | |
2962 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
2963 | cp, sizeof(*cp)); | |
2964 | ||
2965 | mgmt_pending_remove(cmd); | |
2966 | ||
2967 | unlock: | |
2968 | hci_dev_unlock(hdev); | |
2969 | } | |
2970 | ||
bdb6d971 | 2971 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2972 | u16 len) |
b312b161 | 2973 | { |
2b4bf397 | 2974 | struct mgmt_cp_set_local_name *cp = data; |
b312b161 | 2975 | struct pending_cmd *cmd; |
890ea898 | 2976 | struct hci_request req; |
b312b161 JH |
2977 | int err; |
2978 | ||
2979 | BT_DBG(""); | |
2980 | ||
09fd0de5 | 2981 | hci_dev_lock(hdev); |
b312b161 | 2982 | |
b3f2ca94 JH |
2983 | /* If the old values are the same as the new ones just return a |
2984 | * direct command complete event. | |
2985 | */ | |
2986 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
2987 | !memcmp(hdev->short_name, cp->short_name, | |
2988 | sizeof(hdev->short_name))) { | |
2989 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
2990 | data, len); | |
2991 | goto failed; | |
2992 | } | |
2993 | ||
2b4bf397 | 2994 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 2995 | |
b5235a65 | 2996 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 2997 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde JH |
2998 | |
2999 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
04124681 | 3000 | data, len); |
28cc7bde JH |
3001 | if (err < 0) |
3002 | goto failed; | |
3003 | ||
3004 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, | |
04124681 | 3005 | sk); |
28cc7bde | 3006 | |
b5235a65 JH |
3007 | goto failed; |
3008 | } | |
3009 | ||
28cc7bde | 3010 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3011 | if (!cmd) { |
3012 | err = -ENOMEM; | |
3013 | goto failed; | |
3014 | } | |
3015 | ||
13928971 JH |
3016 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3017 | ||
890ea898 | 3018 | hci_req_init(&req, hdev); |
3f985050 JH |
3019 | |
3020 | if (lmp_bredr_capable(hdev)) { | |
3021 | update_name(&req); | |
3022 | update_eir(&req); | |
3023 | } | |
3024 | ||
7a5f4990 MH |
3025 | /* The name is stored in the scan response data and so |
3026 | * no need to udpate the advertising data here. | |
3027 | */ | |
3f985050 | 3028 | if (lmp_le_capable(hdev)) |
7a5f4990 | 3029 | update_scan_rsp_data(&req); |
3f985050 | 3030 | |
13928971 | 3031 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3032 | if (err < 0) |
3033 | mgmt_pending_remove(cmd); | |
3034 | ||
3035 | failed: | |
09fd0de5 | 3036 | hci_dev_unlock(hdev); |
b312b161 JH |
3037 | return err; |
3038 | } | |
3039 | ||
0f4e68cf | 3040 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3041 | void *data, u16 data_len) |
c35938b2 | 3042 | { |
c35938b2 SJ |
3043 | struct pending_cmd *cmd; |
3044 | int err; | |
3045 | ||
bdb6d971 | 3046 | BT_DBG("%s", hdev->name); |
c35938b2 | 3047 | |
09fd0de5 | 3048 | hci_dev_lock(hdev); |
c35938b2 | 3049 | |
4b34ee78 | 3050 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3051 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3052 | MGMT_STATUS_NOT_POWERED); |
c35938b2 SJ |
3053 | goto unlock; |
3054 | } | |
3055 | ||
9a1a1996 | 3056 | if (!lmp_ssp_capable(hdev)) { |
bdb6d971 | 3057 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3058 | MGMT_STATUS_NOT_SUPPORTED); |
c35938b2 SJ |
3059 | goto unlock; |
3060 | } | |
3061 | ||
2e58ef3e | 3062 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
bdb6d971 | 3063 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3064 | MGMT_STATUS_BUSY); |
c35938b2 SJ |
3065 | goto unlock; |
3066 | } | |
3067 | ||
2e58ef3e | 3068 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3069 | if (!cmd) { |
3070 | err = -ENOMEM; | |
3071 | goto unlock; | |
3072 | } | |
3073 | ||
3074 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
3075 | if (err < 0) | |
3076 | mgmt_pending_remove(cmd); | |
3077 | ||
3078 | unlock: | |
09fd0de5 | 3079 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3080 | return err; |
3081 | } | |
3082 | ||
bdb6d971 | 3083 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3084 | void *data, u16 len) |
2763eda6 | 3085 | { |
650f726d | 3086 | struct mgmt_cp_add_remote_oob_data *cp = data; |
bf1e3541 | 3087 | u8 status; |
2763eda6 SJ |
3088 | int err; |
3089 | ||
bdb6d971 | 3090 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3091 | |
09fd0de5 | 3092 | hci_dev_lock(hdev); |
2763eda6 | 3093 | |
664ce4cc | 3094 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, cp->hash, |
04124681 | 3095 | cp->randomizer); |
2763eda6 | 3096 | if (err < 0) |
bf1e3541 | 3097 | status = MGMT_STATUS_FAILED; |
2763eda6 | 3098 | else |
a6785be2 | 3099 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3100 | |
bdb6d971 | 3101 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, status, |
04124681 | 3102 | &cp->addr, sizeof(cp->addr)); |
2763eda6 | 3103 | |
09fd0de5 | 3104 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3105 | return err; |
3106 | } | |
3107 | ||
bdb6d971 | 3108 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3109 | void *data, u16 len) |
2763eda6 | 3110 | { |
650f726d | 3111 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3112 | u8 status; |
2763eda6 SJ |
3113 | int err; |
3114 | ||
bdb6d971 | 3115 | BT_DBG("%s", hdev->name); |
2763eda6 | 3116 | |
09fd0de5 | 3117 | hci_dev_lock(hdev); |
2763eda6 | 3118 | |
664ce4cc | 3119 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr); |
2763eda6 | 3120 | if (err < 0) |
bf1e3541 | 3121 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3122 | else |
a6785be2 | 3123 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3124 | |
bdb6d971 | 3125 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
04124681 | 3126 | status, &cp->addr, sizeof(cp->addr)); |
2763eda6 | 3127 | |
09fd0de5 | 3128 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3129 | return err; |
3130 | } | |
3131 | ||
41dc2bd6 AG |
3132 | static int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status) |
3133 | { | |
3134 | struct pending_cmd *cmd; | |
3135 | u8 type; | |
3136 | int err; | |
3137 | ||
3138 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3139 | ||
3140 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); | |
3141 | if (!cmd) | |
3142 | return -ENOENT; | |
3143 | ||
3144 | type = hdev->discovery.type; | |
3145 | ||
3146 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3147 | &type, sizeof(type)); | |
3148 | mgmt_pending_remove(cmd); | |
3149 | ||
3150 | return err; | |
3151 | } | |
3152 | ||
7c307720 AG |
3153 | static void start_discovery_complete(struct hci_dev *hdev, u8 status) |
3154 | { | |
3155 | BT_DBG("status %d", status); | |
3156 | ||
3157 | if (status) { | |
3158 | hci_dev_lock(hdev); | |
3159 | mgmt_start_discovery_failed(hdev, status); | |
3160 | hci_dev_unlock(hdev); | |
3161 | return; | |
3162 | } | |
3163 | ||
3164 | hci_dev_lock(hdev); | |
3165 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); | |
3166 | hci_dev_unlock(hdev); | |
3167 | ||
3168 | switch (hdev->discovery.type) { | |
3169 | case DISCOV_TYPE_LE: | |
3170 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, | |
0d8cc935 | 3171 | DISCOV_LE_TIMEOUT); |
7c307720 AG |
3172 | break; |
3173 | ||
3174 | case DISCOV_TYPE_INTERLEAVED: | |
3175 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, | |
0d8cc935 | 3176 | DISCOV_INTERLEAVED_TIMEOUT); |
7c307720 AG |
3177 | break; |
3178 | ||
3179 | case DISCOV_TYPE_BREDR: | |
3180 | break; | |
3181 | ||
3182 | default: | |
3183 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); | |
3184 | } | |
3185 | } | |
3186 | ||
bdb6d971 | 3187 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3188 | void *data, u16 len) |
14a53664 | 3189 | { |
650f726d | 3190 | struct mgmt_cp_start_discovery *cp = data; |
14a53664 | 3191 | struct pending_cmd *cmd; |
7c307720 AG |
3192 | struct hci_cp_le_set_scan_param param_cp; |
3193 | struct hci_cp_le_set_scan_enable enable_cp; | |
3194 | struct hci_cp_inquiry inq_cp; | |
3195 | struct hci_request req; | |
3196 | /* General inquiry access code (GIAC) */ | |
3197 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
e6fe7986 | 3198 | u8 status; |
14a53664 JH |
3199 | int err; |
3200 | ||
bdb6d971 | 3201 | BT_DBG("%s", hdev->name); |
14a53664 | 3202 | |
09fd0de5 | 3203 | hci_dev_lock(hdev); |
14a53664 | 3204 | |
4b34ee78 | 3205 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3206 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3207 | MGMT_STATUS_NOT_POWERED); |
bd2d1334 JH |
3208 | goto failed; |
3209 | } | |
3210 | ||
642be6c7 AG |
3211 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) { |
3212 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3213 | MGMT_STATUS_BUSY); | |
3214 | goto failed; | |
3215 | } | |
3216 | ||
ff9ef578 | 3217 | if (hdev->discovery.state != DISCOVERY_STOPPED) { |
bdb6d971 | 3218 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3219 | MGMT_STATUS_BUSY); |
ff9ef578 JH |
3220 | goto failed; |
3221 | } | |
3222 | ||
2e58ef3e | 3223 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3224 | if (!cmd) { |
3225 | err = -ENOMEM; | |
3226 | goto failed; | |
3227 | } | |
3228 | ||
4aab14e5 AG |
3229 | hdev->discovery.type = cp->type; |
3230 | ||
7c307720 AG |
3231 | hci_req_init(&req, hdev); |
3232 | ||
4aab14e5 | 3233 | switch (hdev->discovery.type) { |
f39799f5 | 3234 | case DISCOV_TYPE_BREDR: |
e6fe7986 JH |
3235 | status = mgmt_bredr_support(hdev); |
3236 | if (status) { | |
04106755 | 3237 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3238 | status); |
04106755 JH |
3239 | mgmt_pending_remove(cmd); |
3240 | goto failed; | |
3241 | } | |
3242 | ||
7c307720 AG |
3243 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3244 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3245 | MGMT_STATUS_BUSY); | |
3246 | mgmt_pending_remove(cmd); | |
3247 | goto failed; | |
3248 | } | |
3249 | ||
3250 | hci_inquiry_cache_flush(hdev); | |
3251 | ||
3252 | memset(&inq_cp, 0, sizeof(inq_cp)); | |
3253 | memcpy(&inq_cp.lap, lap, sizeof(inq_cp.lap)); | |
0d8cc935 | 3254 | inq_cp.length = DISCOV_BREDR_INQUIRY_LEN; |
7c307720 | 3255 | hci_req_add(&req, HCI_OP_INQUIRY, sizeof(inq_cp), &inq_cp); |
f39799f5 AG |
3256 | break; |
3257 | ||
3258 | case DISCOV_TYPE_LE: | |
7c307720 | 3259 | case DISCOV_TYPE_INTERLEAVED: |
e6fe7986 JH |
3260 | status = mgmt_le_support(hdev); |
3261 | if (status) { | |
04106755 | 3262 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3263 | status); |
04106755 JH |
3264 | mgmt_pending_remove(cmd); |
3265 | goto failed; | |
3266 | } | |
3267 | ||
7c307720 | 3268 | if (hdev->discovery.type == DISCOV_TYPE_INTERLEAVED && |
56f87901 | 3269 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
04106755 JH |
3270 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3271 | MGMT_STATUS_NOT_SUPPORTED); | |
3272 | mgmt_pending_remove(cmd); | |
3273 | goto failed; | |
3274 | } | |
3275 | ||
f3d3444a | 3276 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
7c307720 AG |
3277 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3278 | MGMT_STATUS_REJECTED); | |
3279 | mgmt_pending_remove(cmd); | |
3280 | goto failed; | |
3281 | } | |
3282 | ||
3283 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) { | |
3284 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3285 | MGMT_STATUS_BUSY); | |
3286 | mgmt_pending_remove(cmd); | |
3287 | goto failed; | |
3288 | } | |
3289 | ||
3290 | memset(¶m_cp, 0, sizeof(param_cp)); | |
3291 | param_cp.type = LE_SCAN_ACTIVE; | |
0d8cc935 AG |
3292 | param_cp.interval = cpu_to_le16(DISCOV_LE_SCAN_INT); |
3293 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); | |
79830f66 | 3294 | param_cp.own_address_type = hdev->own_addr_type; |
7c307720 AG |
3295 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
3296 | ¶m_cp); | |
3297 | ||
3298 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
3299 | enable_cp.enable = LE_SCAN_ENABLE; | |
3300 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; | |
3301 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), | |
3302 | &enable_cp); | |
5e0452c0 AG |
3303 | break; |
3304 | ||
f39799f5 | 3305 | default: |
04106755 JH |
3306 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3307 | MGMT_STATUS_INVALID_PARAMS); | |
3308 | mgmt_pending_remove(cmd); | |
3309 | goto failed; | |
f39799f5 | 3310 | } |
3fd24153 | 3311 | |
7c307720 | 3312 | err = hci_req_run(&req, start_discovery_complete); |
14a53664 JH |
3313 | if (err < 0) |
3314 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3315 | else |
3316 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
3317 | |
3318 | failed: | |
09fd0de5 | 3319 | hci_dev_unlock(hdev); |
14a53664 JH |
3320 | return err; |
3321 | } | |
3322 | ||
1183fdca AG |
3323 | static int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status) |
3324 | { | |
3325 | struct pending_cmd *cmd; | |
3326 | int err; | |
3327 | ||
3328 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); | |
3329 | if (!cmd) | |
3330 | return -ENOENT; | |
3331 | ||
3332 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3333 | &hdev->discovery.type, sizeof(hdev->discovery.type)); | |
3334 | mgmt_pending_remove(cmd); | |
3335 | ||
3336 | return err; | |
3337 | } | |
3338 | ||
0e05bba6 AG |
3339 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status) |
3340 | { | |
3341 | BT_DBG("status %d", status); | |
3342 | ||
3343 | hci_dev_lock(hdev); | |
3344 | ||
3345 | if (status) { | |
3346 | mgmt_stop_discovery_failed(hdev, status); | |
3347 | goto unlock; | |
3348 | } | |
3349 | ||
3350 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3351 | ||
3352 | unlock: | |
3353 | hci_dev_unlock(hdev); | |
3354 | } | |
3355 | ||
bdb6d971 | 3356 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3357 | u16 len) |
14a53664 | 3358 | { |
d930650b | 3359 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
14a53664 | 3360 | struct pending_cmd *cmd; |
30dc78e1 JH |
3361 | struct hci_cp_remote_name_req_cancel cp; |
3362 | struct inquiry_entry *e; | |
0e05bba6 AG |
3363 | struct hci_request req; |
3364 | struct hci_cp_le_set_scan_enable enable_cp; | |
14a53664 JH |
3365 | int err; |
3366 | ||
bdb6d971 | 3367 | BT_DBG("%s", hdev->name); |
14a53664 | 3368 | |
09fd0de5 | 3369 | hci_dev_lock(hdev); |
14a53664 | 3370 | |
30dc78e1 | 3371 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 3372 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3373 | MGMT_STATUS_REJECTED, &mgmt_cp->type, |
3374 | sizeof(mgmt_cp->type)); | |
d930650b JH |
3375 | goto unlock; |
3376 | } | |
3377 | ||
3378 | if (hdev->discovery.type != mgmt_cp->type) { | |
bdb6d971 | 3379 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3380 | MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type, |
3381 | sizeof(mgmt_cp->type)); | |
30dc78e1 | 3382 | goto unlock; |
ff9ef578 JH |
3383 | } |
3384 | ||
2e58ef3e | 3385 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3386 | if (!cmd) { |
3387 | err = -ENOMEM; | |
30dc78e1 JH |
3388 | goto unlock; |
3389 | } | |
3390 | ||
0e05bba6 AG |
3391 | hci_req_init(&req, hdev); |
3392 | ||
e0d9727e AG |
3393 | switch (hdev->discovery.state) { |
3394 | case DISCOVERY_FINDING: | |
0e05bba6 AG |
3395 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3396 | hci_req_add(&req, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
3397 | } else { | |
3398 | cancel_delayed_work(&hdev->le_scan_disable); | |
3399 | ||
3400 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
3401 | enable_cp.enable = LE_SCAN_DISABLE; | |
3402 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, | |
3403 | sizeof(enable_cp), &enable_cp); | |
3404 | } | |
c9ecc48e | 3405 | |
e0d9727e AG |
3406 | break; |
3407 | ||
3408 | case DISCOVERY_RESOLVING: | |
3409 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, | |
8ce8e2b5 | 3410 | NAME_PENDING); |
e0d9727e | 3411 | if (!e) { |
30dc78e1 | 3412 | mgmt_pending_remove(cmd); |
e0d9727e AG |
3413 | err = cmd_complete(sk, hdev->id, |
3414 | MGMT_OP_STOP_DISCOVERY, 0, | |
3415 | &mgmt_cp->type, | |
3416 | sizeof(mgmt_cp->type)); | |
3417 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3418 | goto unlock; | |
3419 | } | |
30dc78e1 | 3420 | |
e0d9727e | 3421 | bacpy(&cp.bdaddr, &e->data.bdaddr); |
0e05bba6 AG |
3422 | hci_req_add(&req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), |
3423 | &cp); | |
e0d9727e AG |
3424 | |
3425 | break; | |
3426 | ||
3427 | default: | |
3428 | BT_DBG("unknown discovery state %u", hdev->discovery.state); | |
0e05bba6 AG |
3429 | |
3430 | mgmt_pending_remove(cmd); | |
3431 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, | |
3432 | MGMT_STATUS_FAILED, &mgmt_cp->type, | |
3433 | sizeof(mgmt_cp->type)); | |
3434 | goto unlock; | |
14a53664 JH |
3435 | } |
3436 | ||
0e05bba6 | 3437 | err = hci_req_run(&req, stop_discovery_complete); |
14a53664 JH |
3438 | if (err < 0) |
3439 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3440 | else |
3441 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
14a53664 | 3442 | |
30dc78e1 | 3443 | unlock: |
09fd0de5 | 3444 | hci_dev_unlock(hdev); |
14a53664 JH |
3445 | return err; |
3446 | } | |
3447 | ||
bdb6d971 | 3448 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3449 | u16 len) |
561aafbc | 3450 | { |
650f726d | 3451 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 3452 | struct inquiry_entry *e; |
561aafbc JH |
3453 | int err; |
3454 | ||
bdb6d971 | 3455 | BT_DBG("%s", hdev->name); |
561aafbc | 3456 | |
561aafbc JH |
3457 | hci_dev_lock(hdev); |
3458 | ||
30dc78e1 | 3459 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 3460 | err = cmd_status(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
04124681 | 3461 | MGMT_STATUS_FAILED); |
30dc78e1 JH |
3462 | goto failed; |
3463 | } | |
3464 | ||
a198e7b1 | 3465 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 3466 | if (!e) { |
bdb6d971 | 3467 | err = cmd_status(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
04124681 | 3468 | MGMT_STATUS_INVALID_PARAMS); |
561aafbc JH |
3469 | goto failed; |
3470 | } | |
3471 | ||
3472 | if (cp->name_known) { | |
3473 | e->name_state = NAME_KNOWN; | |
3474 | list_del(&e->list); | |
3475 | } else { | |
3476 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 3477 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
3478 | } |
3479 | ||
e384662b JH |
3480 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr, |
3481 | sizeof(cp->addr)); | |
561aafbc JH |
3482 | |
3483 | failed: | |
3484 | hci_dev_unlock(hdev); | |
561aafbc JH |
3485 | return err; |
3486 | } | |
3487 | ||
bdb6d971 | 3488 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3489 | u16 len) |
7fbec224 | 3490 | { |
650f726d | 3491 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 3492 | u8 status; |
7fbec224 AJ |
3493 | int err; |
3494 | ||
bdb6d971 | 3495 | BT_DBG("%s", hdev->name); |
7fbec224 | 3496 | |
4ee71b20 | 3497 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3498 | return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
3499 | MGMT_STATUS_INVALID_PARAMS, | |
3500 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3501 | |
09fd0de5 | 3502 | hci_dev_lock(hdev); |
5e762444 | 3503 | |
88c1fe4b | 3504 | err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3505 | if (err < 0) |
f0eeea8b | 3506 | status = MGMT_STATUS_FAILED; |
7fbec224 | 3507 | else |
a6785be2 | 3508 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3509 | |
bdb6d971 | 3510 | err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
04124681 | 3511 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3512 | |
09fd0de5 | 3513 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3514 | |
3515 | return err; | |
3516 | } | |
3517 | ||
bdb6d971 | 3518 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3519 | u16 len) |
7fbec224 | 3520 | { |
650f726d | 3521 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 3522 | u8 status; |
7fbec224 AJ |
3523 | int err; |
3524 | ||
bdb6d971 | 3525 | BT_DBG("%s", hdev->name); |
7fbec224 | 3526 | |
4ee71b20 | 3527 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3528 | return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
3529 | MGMT_STATUS_INVALID_PARAMS, | |
3530 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3531 | |
09fd0de5 | 3532 | hci_dev_lock(hdev); |
5e762444 | 3533 | |
88c1fe4b | 3534 | err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3535 | if (err < 0) |
f0eeea8b | 3536 | status = MGMT_STATUS_INVALID_PARAMS; |
7fbec224 | 3537 | else |
a6785be2 | 3538 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3539 | |
bdb6d971 | 3540 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
04124681 | 3541 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3542 | |
09fd0de5 | 3543 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3544 | |
3545 | return err; | |
3546 | } | |
3547 | ||
cdbaccca MH |
3548 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
3549 | u16 len) | |
3550 | { | |
3551 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 3552 | struct hci_request req; |
cdbaccca | 3553 | int err; |
c72d4b8a | 3554 | __u16 source; |
cdbaccca MH |
3555 | |
3556 | BT_DBG("%s", hdev->name); | |
3557 | ||
c72d4b8a SJ |
3558 | source = __le16_to_cpu(cp->source); |
3559 | ||
3560 | if (source > 0x0002) | |
3561 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, | |
3562 | MGMT_STATUS_INVALID_PARAMS); | |
3563 | ||
cdbaccca MH |
3564 | hci_dev_lock(hdev); |
3565 | ||
c72d4b8a | 3566 | hdev->devid_source = source; |
cdbaccca MH |
3567 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
3568 | hdev->devid_product = __le16_to_cpu(cp->product); | |
3569 | hdev->devid_version = __le16_to_cpu(cp->version); | |
3570 | ||
3571 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0); | |
3572 | ||
890ea898 JH |
3573 | hci_req_init(&req, hdev); |
3574 | update_eir(&req); | |
3575 | hci_req_run(&req, NULL); | |
cdbaccca MH |
3576 | |
3577 | hci_dev_unlock(hdev); | |
3578 | ||
3579 | return err; | |
3580 | } | |
3581 | ||
4375f103 JH |
3582 | static void set_advertising_complete(struct hci_dev *hdev, u8 status) |
3583 | { | |
3584 | struct cmd_lookup match = { NULL, hdev }; | |
3585 | ||
3586 | if (status) { | |
3587 | u8 mgmt_err = mgmt_status(status); | |
3588 | ||
3589 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
3590 | cmd_status_rsp, &mgmt_err); | |
3591 | return; | |
3592 | } | |
3593 | ||
3594 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, | |
3595 | &match); | |
3596 | ||
3597 | new_settings(hdev, match.sk); | |
3598 | ||
3599 | if (match.sk) | |
3600 | sock_put(match.sk); | |
3601 | } | |
3602 | ||
21b5187f MH |
3603 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
3604 | u16 len) | |
4375f103 JH |
3605 | { |
3606 | struct mgmt_mode *cp = data; | |
3607 | struct pending_cmd *cmd; | |
3608 | struct hci_request req; | |
e6fe7986 | 3609 | u8 val, enabled, status; |
4375f103 JH |
3610 | int err; |
3611 | ||
3612 | BT_DBG("request for %s", hdev->name); | |
3613 | ||
e6fe7986 JH |
3614 | status = mgmt_le_support(hdev); |
3615 | if (status) | |
4375f103 | 3616 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
e6fe7986 | 3617 | status); |
4375f103 JH |
3618 | |
3619 | if (cp->val != 0x00 && cp->val != 0x01) | |
3620 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
3621 | MGMT_STATUS_INVALID_PARAMS); | |
3622 | ||
3623 | hci_dev_lock(hdev); | |
3624 | ||
3625 | val = !!cp->val; | |
f3d3444a | 3626 | enabled = test_bit(HCI_ADVERTISING, &hdev->dev_flags); |
4375f103 | 3627 | |
f74ca9b8 JH |
3628 | /* The following conditions are ones which mean that we should |
3629 | * not do any HCI communication but directly send a mgmt | |
3630 | * response to user space (after toggling the flag if | |
3631 | * necessary). | |
3632 | */ | |
3633 | if (!hdev_is_powered(hdev) || val == enabled || | |
b145edcd | 3634 | hci_conn_num(hdev, LE_LINK) > 0) { |
4375f103 JH |
3635 | bool changed = false; |
3636 | ||
f3d3444a JH |
3637 | if (val != test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
3638 | change_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4375f103 JH |
3639 | changed = true; |
3640 | } | |
3641 | ||
3642 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
3643 | if (err < 0) | |
3644 | goto unlock; | |
3645 | ||
3646 | if (changed) | |
3647 | err = new_settings(hdev, sk); | |
3648 | ||
3649 | goto unlock; | |
3650 | } | |
3651 | ||
3652 | if (mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev) || | |
3653 | mgmt_pending_find(MGMT_OP_SET_LE, hdev)) { | |
3654 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
3655 | MGMT_STATUS_BUSY); | |
3656 | goto unlock; | |
3657 | } | |
3658 | ||
3659 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
3660 | if (!cmd) { | |
3661 | err = -ENOMEM; | |
3662 | goto unlock; | |
3663 | } | |
3664 | ||
3665 | hci_req_init(&req, hdev); | |
3666 | ||
bba3aa55 MH |
3667 | if (val) |
3668 | enable_advertising(&req); | |
3669 | else | |
3670 | disable_advertising(&req); | |
4375f103 JH |
3671 | |
3672 | err = hci_req_run(&req, set_advertising_complete); | |
3673 | if (err < 0) | |
3674 | mgmt_pending_remove(cmd); | |
3675 | ||
3676 | unlock: | |
3677 | hci_dev_unlock(hdev); | |
3678 | return err; | |
3679 | } | |
3680 | ||
d13eafce MH |
3681 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
3682 | void *data, u16 len) | |
3683 | { | |
3684 | struct mgmt_cp_set_static_address *cp = data; | |
3685 | int err; | |
3686 | ||
3687 | BT_DBG("%s", hdev->name); | |
3688 | ||
62af4443 | 3689 | if (!lmp_le_capable(hdev)) |
d13eafce | 3690 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
62af4443 | 3691 | MGMT_STATUS_NOT_SUPPORTED); |
d13eafce MH |
3692 | |
3693 | if (hdev_is_powered(hdev)) | |
3694 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, | |
3695 | MGMT_STATUS_REJECTED); | |
3696 | ||
3697 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
3698 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
3699 | return cmd_status(sk, hdev->id, | |
3700 | MGMT_OP_SET_STATIC_ADDRESS, | |
3701 | MGMT_STATUS_INVALID_PARAMS); | |
3702 | ||
3703 | /* Two most significant bits shall be set */ | |
3704 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
3705 | return cmd_status(sk, hdev->id, | |
3706 | MGMT_OP_SET_STATIC_ADDRESS, | |
3707 | MGMT_STATUS_INVALID_PARAMS); | |
3708 | } | |
3709 | ||
3710 | hci_dev_lock(hdev); | |
3711 | ||
3712 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
3713 | ||
3714 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, 0, NULL, 0); | |
3715 | ||
3716 | hci_dev_unlock(hdev); | |
3717 | ||
3718 | return err; | |
3719 | } | |
3720 | ||
14b49b9a MH |
3721 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
3722 | void *data, u16 len) | |
3723 | { | |
3724 | struct mgmt_cp_set_scan_params *cp = data; | |
3725 | __u16 interval, window; | |
3726 | int err; | |
3727 | ||
3728 | BT_DBG("%s", hdev->name); | |
3729 | ||
3730 | if (!lmp_le_capable(hdev)) | |
3731 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3732 | MGMT_STATUS_NOT_SUPPORTED); | |
3733 | ||
3734 | interval = __le16_to_cpu(cp->interval); | |
3735 | ||
3736 | if (interval < 0x0004 || interval > 0x4000) | |
3737 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3738 | MGMT_STATUS_INVALID_PARAMS); | |
3739 | ||
3740 | window = __le16_to_cpu(cp->window); | |
3741 | ||
3742 | if (window < 0x0004 || window > 0x4000) | |
3743 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3744 | MGMT_STATUS_INVALID_PARAMS); | |
3745 | ||
899e1075 MH |
3746 | if (window > interval) |
3747 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3748 | MGMT_STATUS_INVALID_PARAMS); | |
3749 | ||
14b49b9a MH |
3750 | hci_dev_lock(hdev); |
3751 | ||
3752 | hdev->le_scan_interval = interval; | |
3753 | hdev->le_scan_window = window; | |
3754 | ||
3755 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, NULL, 0); | |
3756 | ||
3757 | hci_dev_unlock(hdev); | |
3758 | ||
3759 | return err; | |
3760 | } | |
3761 | ||
33e38b3e JH |
3762 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status) |
3763 | { | |
3764 | struct pending_cmd *cmd; | |
3765 | ||
3766 | BT_DBG("status 0x%02x", status); | |
3767 | ||
3768 | hci_dev_lock(hdev); | |
3769 | ||
3770 | cmd = mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); | |
3771 | if (!cmd) | |
3772 | goto unlock; | |
3773 | ||
3774 | if (status) { | |
3775 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
3776 | mgmt_status(status)); | |
3777 | } else { | |
1a4d3c4b JH |
3778 | struct mgmt_mode *cp = cmd->param; |
3779 | ||
3780 | if (cp->val) | |
3781 | set_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
3782 | else | |
3783 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
3784 | ||
33e38b3e JH |
3785 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
3786 | new_settings(hdev, cmd->sk); | |
3787 | } | |
3788 | ||
3789 | mgmt_pending_remove(cmd); | |
3790 | ||
3791 | unlock: | |
3792 | hci_dev_unlock(hdev); | |
3793 | } | |
3794 | ||
bdb6d971 | 3795 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3796 | void *data, u16 len) |
f6422ec6 | 3797 | { |
650f726d | 3798 | struct mgmt_mode *cp = data; |
33e38b3e JH |
3799 | struct pending_cmd *cmd; |
3800 | struct hci_request req; | |
f6422ec6 AJ |
3801 | int err; |
3802 | ||
bdb6d971 | 3803 | BT_DBG("%s", hdev->name); |
f6422ec6 | 3804 | |
56f87901 JH |
3805 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags) || |
3806 | hdev->hci_ver < BLUETOOTH_VER_1_2) | |
33c525c0 JH |
3807 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
3808 | MGMT_STATUS_NOT_SUPPORTED); | |
3809 | ||
a7e80f25 JH |
3810 | if (cp->val != 0x00 && cp->val != 0x01) |
3811 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
3812 | MGMT_STATUS_INVALID_PARAMS); | |
3813 | ||
5400c044 | 3814 | if (!hdev_is_powered(hdev)) |
bdb6d971 | 3815 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 3816 | MGMT_STATUS_NOT_POWERED); |
5400c044 JH |
3817 | |
3818 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
bdb6d971 | 3819 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 3820 | MGMT_STATUS_REJECTED); |
f6422ec6 AJ |
3821 | |
3822 | hci_dev_lock(hdev); | |
3823 | ||
05cbf29f JH |
3824 | if (mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
3825 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
3826 | MGMT_STATUS_BUSY); | |
3827 | goto unlock; | |
3828 | } | |
3829 | ||
1a4d3c4b JH |
3830 | if (!!cp->val == test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) { |
3831 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, | |
3832 | hdev); | |
3833 | goto unlock; | |
3834 | } | |
3835 | ||
33e38b3e JH |
3836 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
3837 | data, len); | |
3838 | if (!cmd) { | |
3839 | err = -ENOMEM; | |
3840 | goto unlock; | |
f6422ec6 AJ |
3841 | } |
3842 | ||
33e38b3e JH |
3843 | hci_req_init(&req, hdev); |
3844 | ||
406d7804 | 3845 | write_fast_connectable(&req, cp->val); |
33e38b3e JH |
3846 | |
3847 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 3848 | if (err < 0) { |
bdb6d971 | 3849 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 3850 | MGMT_STATUS_FAILED); |
33e38b3e | 3851 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
3852 | } |
3853 | ||
33e38b3e | 3854 | unlock: |
f6422ec6 | 3855 | hci_dev_unlock(hdev); |
33e38b3e | 3856 | |
f6422ec6 AJ |
3857 | return err; |
3858 | } | |
3859 | ||
67e5a7a3 JH |
3860 | static void set_bredr_scan(struct hci_request *req) |
3861 | { | |
3862 | struct hci_dev *hdev = req->hdev; | |
3863 | u8 scan = 0; | |
3864 | ||
3865 | /* Ensure that fast connectable is disabled. This function will | |
3866 | * not do anything if the page scan parameters are already what | |
3867 | * they should be. | |
3868 | */ | |
3869 | write_fast_connectable(req, false); | |
3870 | ||
3871 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
3872 | scan |= SCAN_PAGE; | |
3873 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
3874 | scan |= SCAN_INQUIRY; | |
3875 | ||
3876 | if (scan) | |
3877 | hci_req_add(req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
3878 | } | |
3879 | ||
0663ca2a JH |
3880 | static void set_bredr_complete(struct hci_dev *hdev, u8 status) |
3881 | { | |
3882 | struct pending_cmd *cmd; | |
3883 | ||
3884 | BT_DBG("status 0x%02x", status); | |
3885 | ||
3886 | hci_dev_lock(hdev); | |
3887 | ||
3888 | cmd = mgmt_pending_find(MGMT_OP_SET_BREDR, hdev); | |
3889 | if (!cmd) | |
3890 | goto unlock; | |
3891 | ||
3892 | if (status) { | |
3893 | u8 mgmt_err = mgmt_status(status); | |
3894 | ||
3895 | /* We need to restore the flag if related HCI commands | |
3896 | * failed. | |
3897 | */ | |
3898 | clear_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
3899 | ||
3900 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
3901 | } else { | |
3902 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
3903 | new_settings(hdev, cmd->sk); | |
3904 | } | |
3905 | ||
3906 | mgmt_pending_remove(cmd); | |
3907 | ||
3908 | unlock: | |
3909 | hci_dev_unlock(hdev); | |
3910 | } | |
3911 | ||
3912 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
3913 | { | |
3914 | struct mgmt_mode *cp = data; | |
3915 | struct pending_cmd *cmd; | |
3916 | struct hci_request req; | |
3917 | int err; | |
3918 | ||
3919 | BT_DBG("request for %s", hdev->name); | |
3920 | ||
3921 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
3922 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
3923 | MGMT_STATUS_NOT_SUPPORTED); | |
3924 | ||
3925 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
3926 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
3927 | MGMT_STATUS_REJECTED); | |
3928 | ||
3929 | if (cp->val != 0x00 && cp->val != 0x01) | |
3930 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
3931 | MGMT_STATUS_INVALID_PARAMS); | |
3932 | ||
3933 | hci_dev_lock(hdev); | |
3934 | ||
3935 | if (cp->val == test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
3936 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
3937 | goto unlock; | |
3938 | } | |
3939 | ||
3940 | if (!hdev_is_powered(hdev)) { | |
3941 | if (!cp->val) { | |
0663ca2a JH |
3942 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
3943 | clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
3944 | clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags); | |
3945 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
3946 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
3947 | } | |
3948 | ||
3949 | change_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
3950 | ||
3951 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
3952 | if (err < 0) | |
3953 | goto unlock; | |
3954 | ||
3955 | err = new_settings(hdev, sk); | |
3956 | goto unlock; | |
3957 | } | |
3958 | ||
3959 | /* Reject disabling when powered on */ | |
3960 | if (!cp->val) { | |
3961 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
3962 | MGMT_STATUS_REJECTED); | |
3963 | goto unlock; | |
3964 | } | |
3965 | ||
3966 | if (mgmt_pending_find(MGMT_OP_SET_BREDR, hdev)) { | |
3967 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
3968 | MGMT_STATUS_BUSY); | |
3969 | goto unlock; | |
3970 | } | |
3971 | ||
3972 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
3973 | if (!cmd) { | |
3974 | err = -ENOMEM; | |
3975 | goto unlock; | |
3976 | } | |
3977 | ||
5947f4bc | 3978 | /* We need to flip the bit already here so that update_adv_data |
0663ca2a JH |
3979 | * generates the correct flags. |
3980 | */ | |
3981 | set_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
3982 | ||
3983 | hci_req_init(&req, hdev); | |
aa8af46e JH |
3984 | |
3985 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
3986 | set_bredr_scan(&req); | |
3987 | ||
f14d8f64 MH |
3988 | /* Since only the advertising data flags will change, there |
3989 | * is no need to update the scan response data. | |
3990 | */ | |
5947f4bc | 3991 | update_adv_data(&req); |
aa8af46e | 3992 | |
0663ca2a JH |
3993 | err = hci_req_run(&req, set_bredr_complete); |
3994 | if (err < 0) | |
3995 | mgmt_pending_remove(cmd); | |
3996 | ||
3997 | unlock: | |
3998 | hci_dev_unlock(hdev); | |
3999 | return err; | |
4000 | } | |
4001 | ||
3f706b72 JH |
4002 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
4003 | { | |
44b20d33 JH |
4004 | if (key->authenticated != 0x00 && key->authenticated != 0x01) |
4005 | return false; | |
3f706b72 JH |
4006 | if (key->master != 0x00 && key->master != 0x01) |
4007 | return false; | |
4ee71b20 JH |
4008 | if (!bdaddr_type_is_le(key->addr.type)) |
4009 | return false; | |
3f706b72 JH |
4010 | return true; |
4011 | } | |
4012 | ||
bdb6d971 | 4013 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4014 | void *cp_data, u16 len) |
346af67b | 4015 | { |
346af67b VCG |
4016 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
4017 | u16 key_count, expected_len; | |
715a5bf2 | 4018 | int i, err; |
346af67b | 4019 | |
cf99ba13 MH |
4020 | BT_DBG("request for %s", hdev->name); |
4021 | ||
4022 | if (!lmp_le_capable(hdev)) | |
4023 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4024 | MGMT_STATUS_NOT_SUPPORTED); | |
4025 | ||
1f350c87 | 4026 | key_count = __le16_to_cpu(cp->key_count); |
346af67b VCG |
4027 | |
4028 | expected_len = sizeof(*cp) + key_count * | |
4029 | sizeof(struct mgmt_ltk_info); | |
4030 | if (expected_len != len) { | |
4031 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
8ce8e2b5 | 4032 | len, expected_len); |
bdb6d971 | 4033 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
e57e619f | 4034 | MGMT_STATUS_INVALID_PARAMS); |
346af67b VCG |
4035 | } |
4036 | ||
bdb6d971 | 4037 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 4038 | |
54ad6d8a JH |
4039 | for (i = 0; i < key_count; i++) { |
4040 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
4041 | ||
3f706b72 | 4042 | if (!ltk_is_valid(key)) |
54ad6d8a JH |
4043 | return cmd_status(sk, hdev->id, |
4044 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4045 | MGMT_STATUS_INVALID_PARAMS); | |
4046 | } | |
4047 | ||
346af67b VCG |
4048 | hci_dev_lock(hdev); |
4049 | ||
4050 | hci_smp_ltks_clear(hdev); | |
4051 | ||
4052 | for (i = 0; i < key_count; i++) { | |
4053 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
79d95a19 MH |
4054 | u8 type, addr_type; |
4055 | ||
4056 | if (key->addr.type == BDADDR_LE_PUBLIC) | |
4057 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4058 | else | |
4059 | addr_type = ADDR_LE_DEV_RANDOM; | |
346af67b VCG |
4060 | |
4061 | if (key->master) | |
4062 | type = HCI_SMP_LTK; | |
4063 | else | |
4064 | type = HCI_SMP_LTK_SLAVE; | |
4065 | ||
79d95a19 | 4066 | hci_add_ltk(hdev, &key->addr.bdaddr, addr_type, |
04124681 GP |
4067 | type, 0, key->authenticated, key->val, |
4068 | key->enc_size, key->ediv, key->rand); | |
346af67b VCG |
4069 | } |
4070 | ||
715a5bf2 JH |
4071 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
4072 | NULL, 0); | |
4073 | ||
346af67b | 4074 | hci_dev_unlock(hdev); |
346af67b | 4075 | |
715a5bf2 | 4076 | return err; |
346af67b VCG |
4077 | } |
4078 | ||
2e3c35ea | 4079 | static const struct mgmt_handler { |
04124681 GP |
4080 | int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, |
4081 | u16 data_len); | |
be22b54e JH |
4082 | bool var_len; |
4083 | size_t data_len; | |
0f4e68cf JH |
4084 | } mgmt_handlers[] = { |
4085 | { NULL }, /* 0x0000 (no command) */ | |
be22b54e JH |
4086 | { read_version, false, MGMT_READ_VERSION_SIZE }, |
4087 | { read_commands, false, MGMT_READ_COMMANDS_SIZE }, | |
4088 | { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE }, | |
4089 | { read_controller_info, false, MGMT_READ_INFO_SIZE }, | |
4090 | { set_powered, false, MGMT_SETTING_SIZE }, | |
4091 | { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE }, | |
4092 | { set_connectable, false, MGMT_SETTING_SIZE }, | |
4093 | { set_fast_connectable, false, MGMT_SETTING_SIZE }, | |
4094 | { set_pairable, false, MGMT_SETTING_SIZE }, | |
4095 | { set_link_security, false, MGMT_SETTING_SIZE }, | |
4096 | { set_ssp, false, MGMT_SETTING_SIZE }, | |
4097 | { set_hs, false, MGMT_SETTING_SIZE }, | |
4098 | { set_le, false, MGMT_SETTING_SIZE }, | |
4099 | { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE }, | |
4100 | { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE }, | |
4101 | { add_uuid, false, MGMT_ADD_UUID_SIZE }, | |
4102 | { remove_uuid, false, MGMT_REMOVE_UUID_SIZE }, | |
4103 | { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE }, | |
4104 | { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE }, | |
4105 | { disconnect, false, MGMT_DISCONNECT_SIZE }, | |
4106 | { get_connections, false, MGMT_GET_CONNECTIONS_SIZE }, | |
4107 | { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE }, | |
4108 | { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
4109 | { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE }, | |
4110 | { pair_device, false, MGMT_PAIR_DEVICE_SIZE }, | |
4111 | { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
4112 | { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE }, | |
4113 | { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
4114 | { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
4115 | { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
4116 | { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
4117 | { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE }, | |
4118 | { add_remote_oob_data, false, MGMT_ADD_REMOTE_OOB_DATA_SIZE }, | |
4119 | { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, | |
4120 | { start_discovery, false, MGMT_START_DISCOVERY_SIZE }, | |
4121 | { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE }, | |
4122 | { confirm_name, false, MGMT_CONFIRM_NAME_SIZE }, | |
4123 | { block_device, false, MGMT_BLOCK_DEVICE_SIZE }, | |
4124 | { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE }, | |
cdbaccca | 4125 | { set_device_id, false, MGMT_SET_DEVICE_ID_SIZE }, |
4375f103 | 4126 | { set_advertising, false, MGMT_SETTING_SIZE }, |
0663ca2a | 4127 | { set_bredr, false, MGMT_SETTING_SIZE }, |
d13eafce | 4128 | { set_static_address, false, MGMT_SET_STATIC_ADDRESS_SIZE }, |
14b49b9a | 4129 | { set_scan_params, false, MGMT_SET_SCAN_PARAMS_SIZE }, |
0f4e68cf JH |
4130 | }; |
4131 | ||
4132 | ||
0381101f JH |
4133 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
4134 | { | |
650f726d VCG |
4135 | void *buf; |
4136 | u8 *cp; | |
0381101f | 4137 | struct mgmt_hdr *hdr; |
4e51eae9 | 4138 | u16 opcode, index, len; |
bdb6d971 | 4139 | struct hci_dev *hdev = NULL; |
2e3c35ea | 4140 | const struct mgmt_handler *handler; |
0381101f JH |
4141 | int err; |
4142 | ||
4143 | BT_DBG("got %zu bytes", msglen); | |
4144 | ||
4145 | if (msglen < sizeof(*hdr)) | |
4146 | return -EINVAL; | |
4147 | ||
e63a15ec | 4148 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
4149 | if (!buf) |
4150 | return -ENOMEM; | |
4151 | ||
4152 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
4153 | err = -EFAULT; | |
4154 | goto done; | |
4155 | } | |
4156 | ||
650f726d | 4157 | hdr = buf; |
1f350c87 MH |
4158 | opcode = __le16_to_cpu(hdr->opcode); |
4159 | index = __le16_to_cpu(hdr->index); | |
4160 | len = __le16_to_cpu(hdr->len); | |
0381101f JH |
4161 | |
4162 | if (len != msglen - sizeof(*hdr)) { | |
4163 | err = -EINVAL; | |
4164 | goto done; | |
4165 | } | |
4166 | ||
0f4e68cf | 4167 | if (index != MGMT_INDEX_NONE) { |
bdb6d971 JH |
4168 | hdev = hci_dev_get(index); |
4169 | if (!hdev) { | |
4170 | err = cmd_status(sk, index, opcode, | |
04124681 | 4171 | MGMT_STATUS_INVALID_INDEX); |
bdb6d971 JH |
4172 | goto done; |
4173 | } | |
0736cfa8 | 4174 | |
cebf4cfd JH |
4175 | if (test_bit(HCI_SETUP, &hdev->dev_flags) || |
4176 | test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) { | |
0736cfa8 MH |
4177 | err = cmd_status(sk, index, opcode, |
4178 | MGMT_STATUS_INVALID_INDEX); | |
4179 | goto done; | |
4180 | } | |
bdb6d971 JH |
4181 | } |
4182 | ||
0f4e68cf | 4183 | if (opcode >= ARRAY_SIZE(mgmt_handlers) || |
8ce8e2b5 | 4184 | mgmt_handlers[opcode].func == NULL) { |
0381101f | 4185 | BT_DBG("Unknown op %u", opcode); |
ca69b795 | 4186 | err = cmd_status(sk, index, opcode, |
04124681 | 4187 | MGMT_STATUS_UNKNOWN_COMMAND); |
0f4e68cf JH |
4188 | goto done; |
4189 | } | |
4190 | ||
4191 | if ((hdev && opcode < MGMT_OP_READ_INFO) || | |
8ce8e2b5 | 4192 | (!hdev && opcode >= MGMT_OP_READ_INFO)) { |
0f4e68cf | 4193 | err = cmd_status(sk, index, opcode, |
04124681 | 4194 | MGMT_STATUS_INVALID_INDEX); |
0f4e68cf | 4195 | goto done; |
0381101f JH |
4196 | } |
4197 | ||
be22b54e JH |
4198 | handler = &mgmt_handlers[opcode]; |
4199 | ||
4200 | if ((handler->var_len && len < handler->data_len) || | |
8ce8e2b5 | 4201 | (!handler->var_len && len != handler->data_len)) { |
be22b54e | 4202 | err = cmd_status(sk, index, opcode, |
04124681 | 4203 | MGMT_STATUS_INVALID_PARAMS); |
be22b54e JH |
4204 | goto done; |
4205 | } | |
4206 | ||
0f4e68cf JH |
4207 | if (hdev) |
4208 | mgmt_init_hdev(sk, hdev); | |
4209 | ||
4210 | cp = buf + sizeof(*hdr); | |
4211 | ||
be22b54e | 4212 | err = handler->func(sk, hdev, cp, len); |
e41d8b4e JH |
4213 | if (err < 0) |
4214 | goto done; | |
4215 | ||
0381101f JH |
4216 | err = msglen; |
4217 | ||
4218 | done: | |
bdb6d971 JH |
4219 | if (hdev) |
4220 | hci_dev_put(hdev); | |
4221 | ||
0381101f JH |
4222 | kfree(buf); |
4223 | return err; | |
4224 | } | |
c71e97bf | 4225 | |
bf6b56db | 4226 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 4227 | { |
1514b892 | 4228 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 4229 | return; |
bb4b2a9a | 4230 | |
bf6b56db | 4231 | mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL); |
c71e97bf JH |
4232 | } |
4233 | ||
bf6b56db | 4234 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 4235 | { |
5f159032 | 4236 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 4237 | |
1514b892 | 4238 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 4239 | return; |
bb4b2a9a | 4240 | |
744cf19e | 4241 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe | 4242 | |
bf6b56db | 4243 | mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL); |
eec8d2bc JH |
4244 | } |
4245 | ||
229ab39c JH |
4246 | static void powered_complete(struct hci_dev *hdev, u8 status) |
4247 | { | |
4248 | struct cmd_lookup match = { NULL, hdev }; | |
4249 | ||
4250 | BT_DBG("status 0x%02x", status); | |
4251 | ||
4252 | hci_dev_lock(hdev); | |
4253 | ||
4254 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); | |
4255 | ||
4256 | new_settings(hdev, match.sk); | |
4257 | ||
4258 | hci_dev_unlock(hdev); | |
4259 | ||
4260 | if (match.sk) | |
4261 | sock_put(match.sk); | |
4262 | } | |
4263 | ||
70da6243 | 4264 | static int powered_update_hci(struct hci_dev *hdev) |
5add6af8 | 4265 | { |
890ea898 | 4266 | struct hci_request req; |
70da6243 | 4267 | u8 link_sec; |
5add6af8 | 4268 | |
890ea898 JH |
4269 | hci_req_init(&req, hdev); |
4270 | ||
70da6243 JH |
4271 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
4272 | !lmp_host_ssp_capable(hdev)) { | |
4273 | u8 ssp = 1; | |
5e5282bb | 4274 | |
890ea898 | 4275 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, 1, &ssp); |
70da6243 | 4276 | } |
5add6af8 | 4277 | |
c73eee91 JH |
4278 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
4279 | lmp_bredr_capable(hdev)) { | |
70da6243 | 4280 | struct hci_cp_write_le_host_supported cp; |
f0ff92fb | 4281 | |
70da6243 JH |
4282 | cp.le = 1; |
4283 | cp.simul = lmp_le_br_capable(hdev); | |
3d1cbdd6 | 4284 | |
70da6243 JH |
4285 | /* Check first if we already have the right |
4286 | * host state (host features set) | |
4287 | */ | |
4288 | if (cp.le != lmp_host_le_capable(hdev) || | |
4289 | cp.simul != lmp_host_le_br_capable(hdev)) | |
890ea898 JH |
4290 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
4291 | sizeof(cp), &cp); | |
70da6243 | 4292 | } |
3d1cbdd6 | 4293 | |
d13eafce MH |
4294 | if (lmp_le_capable(hdev)) { |
4295 | /* Set random address to static address if configured */ | |
4296 | if (bacmp(&hdev->static_addr, BDADDR_ANY)) | |
4297 | hci_req_add(&req, HCI_OP_LE_SET_RANDOM_ADDR, 6, | |
4298 | &hdev->static_addr); | |
eeca6f89 | 4299 | |
441ad2d0 MH |
4300 | /* Make sure the controller has a good default for |
4301 | * advertising data. This also applies to the case | |
4302 | * where BR/EDR was toggled during the AUTO_OFF phase. | |
4303 | */ | |
f14d8f64 | 4304 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { |
5947f4bc | 4305 | update_adv_data(&req); |
f14d8f64 MH |
4306 | update_scan_rsp_data(&req); |
4307 | } | |
441ad2d0 | 4308 | |
bba3aa55 MH |
4309 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
4310 | enable_advertising(&req); | |
eeca6f89 JH |
4311 | } |
4312 | ||
70da6243 JH |
4313 | link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
4314 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) | |
890ea898 JH |
4315 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
4316 | sizeof(link_sec), &link_sec); | |
562fcc24 | 4317 | |
70da6243 | 4318 | if (lmp_bredr_capable(hdev)) { |
56f87901 JH |
4319 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
4320 | set_bredr_scan(&req); | |
890ea898 | 4321 | update_class(&req); |
13928971 | 4322 | update_name(&req); |
890ea898 | 4323 | update_eir(&req); |
70da6243 | 4324 | } |
562fcc24 | 4325 | |
229ab39c | 4326 | return hci_req_run(&req, powered_complete); |
70da6243 | 4327 | } |
562fcc24 | 4328 | |
70da6243 JH |
4329 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
4330 | { | |
4331 | struct cmd_lookup match = { NULL, hdev }; | |
229ab39c JH |
4332 | u8 status_not_powered = MGMT_STATUS_NOT_POWERED; |
4333 | u8 zero_cod[] = { 0, 0, 0 }; | |
70da6243 | 4334 | int err; |
f0ff92fb | 4335 | |
70da6243 JH |
4336 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
4337 | return 0; | |
4338 | ||
70da6243 | 4339 | if (powered) { |
229ab39c JH |
4340 | if (powered_update_hci(hdev) == 0) |
4341 | return 0; | |
fe038884 | 4342 | |
229ab39c JH |
4343 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
4344 | &match); | |
4345 | goto new_settings; | |
b24752fe JH |
4346 | } |
4347 | ||
229ab39c JH |
4348 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
4349 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status_not_powered); | |
4350 | ||
4351 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
4352 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, | |
4353 | zero_cod, sizeof(zero_cod), NULL); | |
4354 | ||
4355 | new_settings: | |
beadb2bd | 4356 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
4357 | |
4358 | if (match.sk) | |
4359 | sock_put(match.sk); | |
4360 | ||
7bb895d6 | 4361 | return err; |
5add6af8 | 4362 | } |
73f22f62 | 4363 | |
3eec705e | 4364 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc JH |
4365 | { |
4366 | struct pending_cmd *cmd; | |
4367 | u8 status; | |
4368 | ||
4369 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
4370 | if (!cmd) | |
3eec705e | 4371 | return; |
96570ffc JH |
4372 | |
4373 | if (err == -ERFKILL) | |
4374 | status = MGMT_STATUS_RFKILLED; | |
4375 | else | |
4376 | status = MGMT_STATUS_FAILED; | |
4377 | ||
3eec705e | 4378 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
4379 | |
4380 | mgmt_pending_remove(cmd); | |
96570ffc JH |
4381 | } |
4382 | ||
d1967ff8 MH |
4383 | void mgmt_discoverable_timeout(struct hci_dev *hdev) |
4384 | { | |
4385 | struct hci_request req; | |
d1967ff8 MH |
4386 | |
4387 | hci_dev_lock(hdev); | |
4388 | ||
4389 | /* When discoverable timeout triggers, then just make sure | |
4390 | * the limited discoverable flag is cleared. Even in the case | |
4391 | * of a timeout triggered from general discoverable, it is | |
4392 | * safe to unconditionally clear the flag. | |
4393 | */ | |
4394 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
9a43e25f | 4395 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
d1967ff8 MH |
4396 | |
4397 | hci_req_init(&req, hdev); | |
4b580614 JH |
4398 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
4399 | u8 scan = SCAN_PAGE; | |
4400 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, | |
4401 | sizeof(scan), &scan); | |
4402 | } | |
d1967ff8 | 4403 | update_class(&req); |
9a43e25f | 4404 | update_adv_data(&req); |
d1967ff8 MH |
4405 | hci_req_run(&req, NULL); |
4406 | ||
4407 | hdev->discov_timeout = 0; | |
4408 | ||
9a43e25f JH |
4409 | new_settings(hdev, NULL); |
4410 | ||
d1967ff8 MH |
4411 | hci_dev_unlock(hdev); |
4412 | } | |
4413 | ||
86a75645 | 4414 | void mgmt_discoverable(struct hci_dev *hdev, u8 discoverable) |
73f22f62 | 4415 | { |
86a75645 | 4416 | bool changed; |
73f22f62 | 4417 | |
bfaf8c9f JH |
4418 | /* Nothing needed here if there's a pending command since that |
4419 | * commands request completion callback takes care of everything | |
4420 | * necessary. | |
4421 | */ | |
4422 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev)) | |
86a75645 | 4423 | return; |
bfaf8c9f | 4424 | |
9a43e25f | 4425 | if (discoverable) { |
86a75645 | 4426 | changed = !test_and_set_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
4427 | } else { |
4428 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
86a75645 | 4429 | changed = test_and_clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
4430 | } |
4431 | ||
4432 | if (changed) { | |
4433 | struct hci_request req; | |
4434 | ||
4435 | /* In case this change in discoverable was triggered by | |
4436 | * a disabling of connectable there could be a need to | |
4437 | * update the advertising flags. | |
4438 | */ | |
4439 | hci_req_init(&req, hdev); | |
4440 | update_adv_data(&req); | |
4441 | hci_req_run(&req, NULL); | |
73f22f62 | 4442 | |
86a75645 | 4443 | new_settings(hdev, NULL); |
9a43e25f | 4444 | } |
73f22f62 | 4445 | } |
9fbcbb45 | 4446 | |
a330916c | 4447 | void mgmt_connectable(struct hci_dev *hdev, u8 connectable) |
9fbcbb45 | 4448 | { |
a330916c | 4449 | bool changed; |
9fbcbb45 | 4450 | |
d7b856f9 JH |
4451 | /* Nothing needed here if there's a pending command since that |
4452 | * commands request completion callback takes care of everything | |
4453 | * necessary. | |
4454 | */ | |
4455 | if (mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) | |
a330916c | 4456 | return; |
d7b856f9 | 4457 | |
a330916c MH |
4458 | if (connectable) |
4459 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
4460 | else | |
4461 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
9fbcbb45 | 4462 | |
beadb2bd | 4463 | if (changed) |
a330916c | 4464 | new_settings(hdev, NULL); |
9fbcbb45 | 4465 | } |
55ed8ca1 | 4466 | |
4796e8af | 4467 | void mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status) |
2d7cee58 | 4468 | { |
ca69b795 JH |
4469 | u8 mgmt_err = mgmt_status(status); |
4470 | ||
2d7cee58 | 4471 | if (scan & SCAN_PAGE) |
744cf19e | 4472 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, |
04124681 | 4473 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
4474 | |
4475 | if (scan & SCAN_INQUIRY) | |
744cf19e | 4476 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, |
04124681 | 4477 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
4478 | } |
4479 | ||
dc4a5ee2 MH |
4480 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
4481 | bool persistent) | |
55ed8ca1 | 4482 | { |
86742e1e | 4483 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 4484 | |
a492cd52 | 4485 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 4486 | |
a492cd52 | 4487 | ev.store_hint = persistent; |
d753fdc4 | 4488 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 4489 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 4490 | ev.key.type = key->type; |
9b3b4460 | 4491 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 4492 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 4493 | |
dc4a5ee2 | 4494 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 4495 | } |
f7520543 | 4496 | |
083368f7 | 4497 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, u8 persistent) |
346af67b VCG |
4498 | { |
4499 | struct mgmt_ev_new_long_term_key ev; | |
4500 | ||
4501 | memset(&ev, 0, sizeof(ev)); | |
4502 | ||
4503 | ev.store_hint = persistent; | |
4504 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); | |
57c1477c | 4505 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
346af67b VCG |
4506 | ev.key.authenticated = key->authenticated; |
4507 | ev.key.enc_size = key->enc_size; | |
4508 | ev.key.ediv = key->ediv; | |
4509 | ||
4510 | if (key->type == HCI_SMP_LTK) | |
4511 | ev.key.master = 1; | |
4512 | ||
4513 | memcpy(ev.key.rand, key->rand, sizeof(key->rand)); | |
4514 | memcpy(ev.key.val, key->val, sizeof(key->val)); | |
4515 | ||
083368f7 | 4516 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
4517 | } |
4518 | ||
94933991 MH |
4519 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
4520 | u8 data_len) | |
4521 | { | |
4522 | eir[eir_len++] = sizeof(type) + data_len; | |
4523 | eir[eir_len++] = type; | |
4524 | memcpy(&eir[eir_len], data, data_len); | |
4525 | eir_len += data_len; | |
4526 | ||
4527 | return eir_len; | |
4528 | } | |
4529 | ||
ecd90ae7 MH |
4530 | void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
4531 | u8 addr_type, u32 flags, u8 *name, u8 name_len, | |
4532 | u8 *dev_class) | |
f7520543 | 4533 | { |
b644ba33 JH |
4534 | char buf[512]; |
4535 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
4536 | u16 eir_len = 0; | |
f7520543 | 4537 | |
b644ba33 | 4538 | bacpy(&ev->addr.bdaddr, bdaddr); |
57c1477c | 4539 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
f7520543 | 4540 | |
c95f0ba7 | 4541 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 4542 | |
b644ba33 JH |
4543 | if (name_len > 0) |
4544 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
04124681 | 4545 | name, name_len); |
b644ba33 JH |
4546 | |
4547 | if (dev_class && memcmp(dev_class, "\0\0\0", 3) != 0) | |
53156385 | 4548 | eir_len = eir_append_data(ev->eir, eir_len, |
04124681 | 4549 | EIR_CLASS_OF_DEV, dev_class, 3); |
b644ba33 | 4550 | |
eb55ef07 | 4551 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 4552 | |
ecd90ae7 MH |
4553 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
4554 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
4555 | } |
4556 | ||
8962ee74 JH |
4557 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
4558 | { | |
c68fb7ff | 4559 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 4560 | struct sock **sk = data; |
a38528f1 | 4561 | struct mgmt_rp_disconnect rp; |
8962ee74 | 4562 | |
88c3df13 JH |
4563 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
4564 | rp.addr.type = cp->addr.type; | |
8962ee74 | 4565 | |
aee9b218 | 4566 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp, |
04124681 | 4567 | sizeof(rp)); |
8962ee74 JH |
4568 | |
4569 | *sk = cmd->sk; | |
4570 | sock_hold(*sk); | |
4571 | ||
a664b5bc | 4572 | mgmt_pending_remove(cmd); |
8962ee74 JH |
4573 | } |
4574 | ||
124f6e35 | 4575 | static void unpair_device_rsp(struct pending_cmd *cmd, void *data) |
a8a1d19e | 4576 | { |
b1078ad0 | 4577 | struct hci_dev *hdev = data; |
124f6e35 JH |
4578 | struct mgmt_cp_unpair_device *cp = cmd->param; |
4579 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
4580 | |
4581 | memset(&rp, 0, sizeof(rp)); | |
124f6e35 JH |
4582 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
4583 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 4584 | |
b1078ad0 JH |
4585 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
4586 | ||
aee9b218 | 4587 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp)); |
a8a1d19e JH |
4588 | |
4589 | mgmt_pending_remove(cmd); | |
4590 | } | |
4591 | ||
9b80ec5e MH |
4592 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
4593 | u8 link_type, u8 addr_type, u8 reason) | |
f7520543 | 4594 | { |
f0d6a0ea | 4595 | struct mgmt_ev_device_disconnected ev; |
8962ee74 | 4596 | struct sock *sk = NULL; |
8962ee74 | 4597 | |
57eb776f AG |
4598 | if (link_type != ACL_LINK && link_type != LE_LINK) |
4599 | return; | |
4600 | ||
744cf19e | 4601 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 4602 | |
f0d6a0ea MA |
4603 | bacpy(&ev.addr.bdaddr, bdaddr); |
4604 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
4605 | ev.reason = reason; | |
f7520543 | 4606 | |
9b80ec5e | 4607 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
4608 | |
4609 | if (sk) | |
d97dcb66 | 4610 | sock_put(sk); |
8962ee74 | 4611 | |
124f6e35 | 4612 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 4613 | hdev); |
8962ee74 JH |
4614 | } |
4615 | ||
7892924c MH |
4616 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
4617 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 4618 | { |
3655bba8 AG |
4619 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
4620 | struct mgmt_cp_disconnect *cp; | |
88c3df13 | 4621 | struct mgmt_rp_disconnect rp; |
8962ee74 | 4622 | struct pending_cmd *cmd; |
8962ee74 | 4623 | |
36a75f1b JD |
4624 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
4625 | hdev); | |
4626 | ||
2e58ef3e | 4627 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 4628 | if (!cmd) |
7892924c | 4629 | return; |
8962ee74 | 4630 | |
3655bba8 AG |
4631 | cp = cmd->param; |
4632 | ||
4633 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
4634 | return; | |
4635 | ||
4636 | if (cp->addr.type != bdaddr_type) | |
4637 | return; | |
4638 | ||
88c3df13 | 4639 | bacpy(&rp.addr.bdaddr, bdaddr); |
3655bba8 | 4640 | rp.addr.type = bdaddr_type; |
37d9ef76 | 4641 | |
7892924c MH |
4642 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, |
4643 | mgmt_status(status), &rp, sizeof(rp)); | |
8962ee74 | 4644 | |
a664b5bc | 4645 | mgmt_pending_remove(cmd); |
f7520543 | 4646 | } |
17d5c04c | 4647 | |
445608d0 MH |
4648 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
4649 | u8 addr_type, u8 status) | |
17d5c04c JH |
4650 | { |
4651 | struct mgmt_ev_connect_failed ev; | |
4652 | ||
4c659c39 | 4653 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 4654 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 4655 | ev.status = mgmt_status(status); |
17d5c04c | 4656 | |
445608d0 | 4657 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 4658 | } |
980e1a53 | 4659 | |
ce0e4a0d | 4660 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
4661 | { |
4662 | struct mgmt_ev_pin_code_request ev; | |
4663 | ||
d8457698 | 4664 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 4665 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 4666 | ev.secure = secure; |
980e1a53 | 4667 | |
ce0e4a0d | 4668 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
4669 | } |
4670 | ||
e669cf80 MH |
4671 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
4672 | u8 status) | |
980e1a53 JH |
4673 | { |
4674 | struct pending_cmd *cmd; | |
ac56fb13 | 4675 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 4676 | |
2e58ef3e | 4677 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 4678 | if (!cmd) |
e669cf80 | 4679 | return; |
980e1a53 | 4680 | |
d8457698 | 4681 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 4682 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 4683 | |
e669cf80 MH |
4684 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
4685 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 4686 | |
a664b5bc | 4687 | mgmt_pending_remove(cmd); |
980e1a53 JH |
4688 | } |
4689 | ||
3eb38528 MH |
4690 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
4691 | u8 status) | |
980e1a53 JH |
4692 | { |
4693 | struct pending_cmd *cmd; | |
ac56fb13 | 4694 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 4695 | |
2e58ef3e | 4696 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 4697 | if (!cmd) |
3eb38528 | 4698 | return; |
980e1a53 | 4699 | |
d8457698 | 4700 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 4701 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 4702 | |
3eb38528 MH |
4703 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
4704 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 4705 | |
a664b5bc | 4706 | mgmt_pending_remove(cmd); |
980e1a53 | 4707 | } |
a5c29683 | 4708 | |
744cf19e | 4709 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 GP |
4710 | u8 link_type, u8 addr_type, __le32 value, |
4711 | u8 confirm_hint) | |
a5c29683 JH |
4712 | { |
4713 | struct mgmt_ev_user_confirm_request ev; | |
4714 | ||
744cf19e | 4715 | BT_DBG("%s", hdev->name); |
a5c29683 | 4716 | |
272d90df | 4717 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 4718 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 4719 | ev.confirm_hint = confirm_hint; |
78e8098e | 4720 | ev.value = value; |
a5c29683 | 4721 | |
744cf19e | 4722 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 4723 | NULL); |
a5c29683 JH |
4724 | } |
4725 | ||
272d90df | 4726 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 4727 | u8 link_type, u8 addr_type) |
604086b7 BG |
4728 | { |
4729 | struct mgmt_ev_user_passkey_request ev; | |
4730 | ||
4731 | BT_DBG("%s", hdev->name); | |
4732 | ||
272d90df | 4733 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 4734 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
4735 | |
4736 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 4737 | NULL); |
604086b7 BG |
4738 | } |
4739 | ||
0df4c185 | 4740 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
4741 | u8 link_type, u8 addr_type, u8 status, |
4742 | u8 opcode) | |
a5c29683 JH |
4743 | { |
4744 | struct pending_cmd *cmd; | |
4745 | struct mgmt_rp_user_confirm_reply rp; | |
4746 | int err; | |
4747 | ||
2e58ef3e | 4748 | cmd = mgmt_pending_find(opcode, hdev); |
a5c29683 JH |
4749 | if (!cmd) |
4750 | return -ENOENT; | |
4751 | ||
272d90df | 4752 | bacpy(&rp.addr.bdaddr, bdaddr); |
57c1477c | 4753 | rp.addr.type = link_to_bdaddr(link_type, addr_type); |
aee9b218 | 4754 | err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status), |
04124681 | 4755 | &rp, sizeof(rp)); |
a5c29683 | 4756 | |
a664b5bc | 4757 | mgmt_pending_remove(cmd); |
a5c29683 JH |
4758 | |
4759 | return err; | |
4760 | } | |
4761 | ||
744cf19e | 4762 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 4763 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 4764 | { |
272d90df | 4765 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 4766 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
4767 | } |
4768 | ||
272d90df | 4769 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 4770 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 4771 | { |
272d90df | 4772 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
4773 | status, |
4774 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 4775 | } |
2a611692 | 4776 | |
604086b7 | 4777 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 4778 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 4779 | { |
272d90df | 4780 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 4781 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
4782 | } |
4783 | ||
272d90df | 4784 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 4785 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 4786 | { |
272d90df | 4787 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
4788 | status, |
4789 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
4790 | } |
4791 | ||
92a25256 JH |
4792 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
4793 | u8 link_type, u8 addr_type, u32 passkey, | |
4794 | u8 entered) | |
4795 | { | |
4796 | struct mgmt_ev_passkey_notify ev; | |
4797 | ||
4798 | BT_DBG("%s", hdev->name); | |
4799 | ||
4800 | bacpy(&ev.addr.bdaddr, bdaddr); | |
4801 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
4802 | ev.passkey = __cpu_to_le32(passkey); | |
4803 | ev.entered = entered; | |
4804 | ||
4805 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
4806 | } | |
4807 | ||
e546099c MH |
4808 | void mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
4809 | u8 addr_type, u8 status) | |
2a611692 JH |
4810 | { |
4811 | struct mgmt_ev_auth_failed ev; | |
4812 | ||
bab73cb6 | 4813 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 4814 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 4815 | ev.status = mgmt_status(status); |
2a611692 | 4816 | |
e546099c | 4817 | mgmt_event(MGMT_EV_AUTH_FAILED, hdev, &ev, sizeof(ev), NULL); |
2a611692 | 4818 | } |
b312b161 | 4819 | |
464996ae | 4820 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
4821 | { |
4822 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 4823 | bool changed; |
33ef95ed JH |
4824 | |
4825 | if (status) { | |
4826 | u8 mgmt_err = mgmt_status(status); | |
4827 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 4828 | cmd_status_rsp, &mgmt_err); |
464996ae | 4829 | return; |
33ef95ed JH |
4830 | } |
4831 | ||
464996ae MH |
4832 | if (test_bit(HCI_AUTH, &hdev->flags)) |
4833 | changed = !test_and_set_bit(HCI_LINK_SECURITY, | |
4834 | &hdev->dev_flags); | |
4835 | else | |
4836 | changed = test_and_clear_bit(HCI_LINK_SECURITY, | |
4837 | &hdev->dev_flags); | |
47990ea0 | 4838 | |
33ef95ed | 4839 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 4840 | &match); |
33ef95ed | 4841 | |
47990ea0 | 4842 | if (changed) |
464996ae | 4843 | new_settings(hdev, match.sk); |
33ef95ed JH |
4844 | |
4845 | if (match.sk) | |
4846 | sock_put(match.sk); | |
33ef95ed JH |
4847 | } |
4848 | ||
890ea898 | 4849 | static void clear_eir(struct hci_request *req) |
cacaf52f | 4850 | { |
890ea898 | 4851 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
4852 | struct hci_cp_write_eir cp; |
4853 | ||
976eb20e | 4854 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 4855 | return; |
cacaf52f | 4856 | |
c80da27e JH |
4857 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
4858 | ||
cacaf52f JH |
4859 | memset(&cp, 0, sizeof(cp)); |
4860 | ||
890ea898 | 4861 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
4862 | } |
4863 | ||
3e248560 | 4864 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
4865 | { |
4866 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 4867 | struct hci_request req; |
c0ecddc2 | 4868 | bool changed = false; |
ed2c4ee3 JH |
4869 | |
4870 | if (status) { | |
4871 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 JH |
4872 | |
4873 | if (enable && test_and_clear_bit(HCI_SSP_ENABLED, | |
9ecb3e24 MH |
4874 | &hdev->dev_flags)) { |
4875 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
3e248560 | 4876 | new_settings(hdev, NULL); |
9ecb3e24 | 4877 | } |
c0ecddc2 | 4878 | |
04124681 GP |
4879 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
4880 | &mgmt_err); | |
3e248560 | 4881 | return; |
c0ecddc2 JH |
4882 | } |
4883 | ||
4884 | if (enable) { | |
9ecb3e24 | 4885 | changed = !test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
c0ecddc2 | 4886 | } else { |
9ecb3e24 MH |
4887 | changed = test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
4888 | if (!changed) | |
4889 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
4890 | &hdev->dev_flags); | |
4891 | else | |
4892 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
ed2c4ee3 JH |
4893 | } |
4894 | ||
4895 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
4896 | ||
c0ecddc2 | 4897 | if (changed) |
3e248560 | 4898 | new_settings(hdev, match.sk); |
ed2c4ee3 | 4899 | |
5fc6ebb1 | 4900 | if (match.sk) |
ed2c4ee3 JH |
4901 | sock_put(match.sk); |
4902 | ||
890ea898 JH |
4903 | hci_req_init(&req, hdev); |
4904 | ||
5fc6ebb1 | 4905 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 4906 | update_eir(&req); |
5fc6ebb1 | 4907 | else |
890ea898 JH |
4908 | clear_eir(&req); |
4909 | ||
4910 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
4911 | } |
4912 | ||
92da6097 | 4913 | static void sk_lookup(struct pending_cmd *cmd, void *data) |
90e70454 JH |
4914 | { |
4915 | struct cmd_lookup *match = data; | |
4916 | ||
90e70454 JH |
4917 | if (match->sk == NULL) { |
4918 | match->sk = cmd->sk; | |
4919 | sock_hold(match->sk); | |
4920 | } | |
90e70454 JH |
4921 | } |
4922 | ||
4e1b0245 MH |
4923 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
4924 | u8 status) | |
7f9a903c | 4925 | { |
90e70454 | 4926 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 4927 | |
92da6097 JH |
4928 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
4929 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
4930 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
4931 | |
4932 | if (!status) | |
4e1b0245 MH |
4933 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, 3, |
4934 | NULL); | |
90e70454 JH |
4935 | |
4936 | if (match.sk) | |
4937 | sock_put(match.sk); | |
7f9a903c MH |
4938 | } |
4939 | ||
7667da34 | 4940 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 4941 | { |
b312b161 | 4942 | struct mgmt_cp_set_local_name ev; |
13928971 | 4943 | struct pending_cmd *cmd; |
28cc7bde | 4944 | |
13928971 | 4945 | if (status) |
7667da34 | 4946 | return; |
b312b161 JH |
4947 | |
4948 | memset(&ev, 0, sizeof(ev)); | |
4949 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 4950 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 4951 | |
2e58ef3e | 4952 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
4953 | if (!cmd) { |
4954 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 4955 | |
13928971 JH |
4956 | /* If this is a HCI command related to powering on the |
4957 | * HCI dev don't send any mgmt signals. | |
4958 | */ | |
4959 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
7667da34 | 4960 | return; |
890ea898 | 4961 | } |
b312b161 | 4962 | |
7667da34 MH |
4963 | mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
4964 | cmd ? cmd->sk : NULL); | |
b312b161 | 4965 | } |
c35938b2 | 4966 | |
3edaf092 MH |
4967 | void mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash, |
4968 | u8 *randomizer, u8 status) | |
c35938b2 SJ |
4969 | { |
4970 | struct pending_cmd *cmd; | |
c35938b2 | 4971 | |
744cf19e | 4972 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 4973 | |
2e58ef3e | 4974 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 | 4975 | if (!cmd) |
3edaf092 | 4976 | return; |
c35938b2 SJ |
4977 | |
4978 | if (status) { | |
3edaf092 MH |
4979 | cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
4980 | mgmt_status(status)); | |
c35938b2 SJ |
4981 | } else { |
4982 | struct mgmt_rp_read_local_oob_data rp; | |
4983 | ||
4984 | memcpy(rp.hash, hash, sizeof(rp.hash)); | |
4985 | memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer)); | |
4986 | ||
3edaf092 MH |
4987 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
4988 | 0, &rp, sizeof(rp)); | |
c35938b2 SJ |
4989 | } |
4990 | ||
4991 | mgmt_pending_remove(cmd); | |
c35938b2 | 4992 | } |
e17acd40 | 4993 | |
901801b9 MH |
4994 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
4995 | u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, u8 | |
4996 | ssp, u8 *eir, u16 eir_len) | |
e17acd40 | 4997 | { |
e319d2e7 JH |
4998 | char buf[512]; |
4999 | struct mgmt_ev_device_found *ev = (void *) buf; | |
1dc06093 | 5000 | size_t ev_size; |
e17acd40 | 5001 | |
12602d0c | 5002 | if (!hci_discovery_active(hdev)) |
901801b9 | 5003 | return; |
12602d0c | 5004 | |
1dc06093 JH |
5005 | /* Leave 5 bytes for a potential CoD field */ |
5006 | if (sizeof(*ev) + eir_len + 5 > sizeof(buf)) | |
901801b9 | 5007 | return; |
7d262f86 | 5008 | |
1dc06093 JH |
5009 | memset(buf, 0, sizeof(buf)); |
5010 | ||
e319d2e7 | 5011 | bacpy(&ev->addr.bdaddr, bdaddr); |
57c1477c | 5012 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
e319d2e7 | 5013 | ev->rssi = rssi; |
9a395a80 | 5014 | if (cfm_name) |
612dfce9 | 5015 | ev->flags |= __constant_cpu_to_le32(MGMT_DEV_FOUND_CONFIRM_NAME); |
388fc8fa | 5016 | if (!ssp) |
612dfce9 | 5017 | ev->flags |= __constant_cpu_to_le32(MGMT_DEV_FOUND_LEGACY_PAIRING); |
e17acd40 | 5018 | |
1dc06093 | 5019 | if (eir_len > 0) |
e319d2e7 | 5020 | memcpy(ev->eir, eir, eir_len); |
e17acd40 | 5021 | |
1dc06093 JH |
5022 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
5023 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
04124681 | 5024 | dev_class, 3); |
1dc06093 | 5025 | |
eb55ef07 | 5026 | ev->eir_len = cpu_to_le16(eir_len); |
1dc06093 | 5027 | ev_size = sizeof(*ev) + eir_len; |
f8523598 | 5028 | |
901801b9 | 5029 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 5030 | } |
a88a9652 | 5031 | |
9cf12aee MH |
5032 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5033 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 5034 | { |
b644ba33 JH |
5035 | struct mgmt_ev_device_found *ev; |
5036 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
5037 | u16 eir_len; | |
a88a9652 | 5038 | |
b644ba33 | 5039 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 5040 | |
b644ba33 JH |
5041 | memset(buf, 0, sizeof(buf)); |
5042 | ||
5043 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 5044 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
5045 | ev->rssi = rssi; |
5046 | ||
5047 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 5048 | name_len); |
b644ba33 | 5049 | |
eb55ef07 | 5050 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 5051 | |
9cf12aee | 5052 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 5053 | } |
314b2381 | 5054 | |
2f1e063b | 5055 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 5056 | { |
f963e8e9 | 5057 | struct mgmt_ev_discovering ev; |
164a6e78 JH |
5058 | struct pending_cmd *cmd; |
5059 | ||
343fb145 AG |
5060 | BT_DBG("%s discovering %u", hdev->name, discovering); |
5061 | ||
164a6e78 | 5062 | if (discovering) |
2e58ef3e | 5063 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
164a6e78 | 5064 | else |
2e58ef3e | 5065 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
164a6e78 JH |
5066 | |
5067 | if (cmd != NULL) { | |
f808e166 JH |
5068 | u8 type = hdev->discovery.type; |
5069 | ||
04124681 GP |
5070 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type, |
5071 | sizeof(type)); | |
164a6e78 JH |
5072 | mgmt_pending_remove(cmd); |
5073 | } | |
5074 | ||
f963e8e9 JH |
5075 | memset(&ev, 0, sizeof(ev)); |
5076 | ev.type = hdev->discovery.type; | |
5077 | ev.discovering = discovering; | |
5078 | ||
2f1e063b | 5079 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 5080 | } |
5e762444 | 5081 | |
88c1fe4b | 5082 | int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
5083 | { |
5084 | struct pending_cmd *cmd; | |
5085 | struct mgmt_ev_device_blocked ev; | |
5086 | ||
2e58ef3e | 5087 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, hdev); |
5e762444 | 5088 | |
88c1fe4b JH |
5089 | bacpy(&ev.addr.bdaddr, bdaddr); |
5090 | ev.addr.type = type; | |
5e762444 | 5091 | |
744cf19e | 5092 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 5093 | cmd ? cmd->sk : NULL); |
5e762444 AJ |
5094 | } |
5095 | ||
88c1fe4b | 5096 | int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
5097 | { |
5098 | struct pending_cmd *cmd; | |
5099 | struct mgmt_ev_device_unblocked ev; | |
5100 | ||
2e58ef3e | 5101 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, hdev); |
5e762444 | 5102 | |
88c1fe4b JH |
5103 | bacpy(&ev.addr.bdaddr, bdaddr); |
5104 | ev.addr.type = type; | |
5e762444 | 5105 | |
744cf19e | 5106 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 5107 | cmd ? cmd->sk : NULL); |
5e762444 | 5108 | } |
5976e608 MH |
5109 | |
5110 | static void adv_enable_complete(struct hci_dev *hdev, u8 status) | |
5111 | { | |
5112 | BT_DBG("%s status %u", hdev->name, status); | |
5113 | ||
5114 | /* Clear the advertising mgmt setting if we failed to re-enable it */ | |
5115 | if (status) { | |
5116 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 5117 | new_settings(hdev, NULL); |
5976e608 MH |
5118 | } |
5119 | } | |
5120 | ||
5121 | void mgmt_reenable_advertising(struct hci_dev *hdev) | |
5122 | { | |
5123 | struct hci_request req; | |
5124 | ||
b145edcd | 5125 | if (hci_conn_num(hdev, LE_LINK) > 0) |
5976e608 MH |
5126 | return; |
5127 | ||
5128 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
5129 | return; | |
5130 | ||
5131 | hci_req_init(&req, hdev); | |
5132 | enable_advertising(&req); | |
5133 | ||
5134 | /* If this fails we have no option but to let user space know | |
5135 | * that we've disabled advertising. | |
5136 | */ | |
5137 | if (hci_req_run(&req, adv_enable_complete) < 0) { | |
5138 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 5139 | new_settings(hdev, NULL); |
5976e608 MH |
5140 | } |
5141 | } |