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Commit | Line | Data |
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0381101f JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
ea585ab5 | 3 | |
0381101f | 4 | Copyright (C) 2010 Nokia Corporation |
ea585ab5 | 5 | Copyright (C) 2011-2012 Intel Corporation |
0381101f JH |
6 | |
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License version 2 as | |
9 | published by the Free Software Foundation; | |
10 | ||
11 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
12 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
13 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
14 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
15 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
16 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
17 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
19 | ||
20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
22 | SOFTWARE IS DISCLAIMED. | |
23 | */ | |
24 | ||
25 | /* Bluetooth HCI Management interface */ | |
26 | ||
3a9a231d | 27 | #include <linux/module.h> |
0381101f JH |
28 | #include <asm/unaligned.h> |
29 | ||
30 | #include <net/bluetooth/bluetooth.h> | |
31 | #include <net/bluetooth/hci_core.h> | |
4bc58f51 | 32 | #include <net/bluetooth/l2cap.h> |
0381101f | 33 | #include <net/bluetooth/mgmt.h> |
ac4b7236 MH |
34 | |
35 | #include "smp.h" | |
0381101f | 36 | |
2da9c55c | 37 | #define MGMT_VERSION 1 |
730f091b | 38 | #define MGMT_REVISION 7 |
02d98129 | 39 | |
e70bb2e8 JH |
40 | static const u16 mgmt_commands[] = { |
41 | MGMT_OP_READ_INDEX_LIST, | |
42 | MGMT_OP_READ_INFO, | |
43 | MGMT_OP_SET_POWERED, | |
44 | MGMT_OP_SET_DISCOVERABLE, | |
45 | MGMT_OP_SET_CONNECTABLE, | |
46 | MGMT_OP_SET_FAST_CONNECTABLE, | |
47 | MGMT_OP_SET_PAIRABLE, | |
48 | MGMT_OP_SET_LINK_SECURITY, | |
49 | MGMT_OP_SET_SSP, | |
50 | MGMT_OP_SET_HS, | |
51 | MGMT_OP_SET_LE, | |
52 | MGMT_OP_SET_DEV_CLASS, | |
53 | MGMT_OP_SET_LOCAL_NAME, | |
54 | MGMT_OP_ADD_UUID, | |
55 | MGMT_OP_REMOVE_UUID, | |
56 | MGMT_OP_LOAD_LINK_KEYS, | |
57 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
58 | MGMT_OP_DISCONNECT, | |
59 | MGMT_OP_GET_CONNECTIONS, | |
60 | MGMT_OP_PIN_CODE_REPLY, | |
61 | MGMT_OP_PIN_CODE_NEG_REPLY, | |
62 | MGMT_OP_SET_IO_CAPABILITY, | |
63 | MGMT_OP_PAIR_DEVICE, | |
64 | MGMT_OP_CANCEL_PAIR_DEVICE, | |
65 | MGMT_OP_UNPAIR_DEVICE, | |
66 | MGMT_OP_USER_CONFIRM_REPLY, | |
67 | MGMT_OP_USER_CONFIRM_NEG_REPLY, | |
68 | MGMT_OP_USER_PASSKEY_REPLY, | |
69 | MGMT_OP_USER_PASSKEY_NEG_REPLY, | |
70 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
71 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
72 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
73 | MGMT_OP_START_DISCOVERY, | |
74 | MGMT_OP_STOP_DISCOVERY, | |
75 | MGMT_OP_CONFIRM_NAME, | |
76 | MGMT_OP_BLOCK_DEVICE, | |
77 | MGMT_OP_UNBLOCK_DEVICE, | |
cdbaccca | 78 | MGMT_OP_SET_DEVICE_ID, |
4375f103 | 79 | MGMT_OP_SET_ADVERTISING, |
0663ca2a | 80 | MGMT_OP_SET_BREDR, |
d13eafce | 81 | MGMT_OP_SET_STATIC_ADDRESS, |
7f72134e | 82 | MGMT_OP_SET_SCAN_PARAMS, |
e98d2ce2 | 83 | MGMT_OP_SET_SECURE_CONN, |
4e39ac81 | 84 | MGMT_OP_SET_DEBUG_KEYS, |
62b04cd1 | 85 | MGMT_OP_SET_PRIVACY, |
41edf160 | 86 | MGMT_OP_LOAD_IRKS, |
dd983808 | 87 | MGMT_OP_GET_CONN_INFO, |
95868426 | 88 | MGMT_OP_GET_CLOCK_INFO, |
e70bb2e8 JH |
89 | }; |
90 | ||
91 | static const u16 mgmt_events[] = { | |
92 | MGMT_EV_CONTROLLER_ERROR, | |
93 | MGMT_EV_INDEX_ADDED, | |
94 | MGMT_EV_INDEX_REMOVED, | |
95 | MGMT_EV_NEW_SETTINGS, | |
96 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
97 | MGMT_EV_LOCAL_NAME_CHANGED, | |
98 | MGMT_EV_NEW_LINK_KEY, | |
99 | MGMT_EV_NEW_LONG_TERM_KEY, | |
100 | MGMT_EV_DEVICE_CONNECTED, | |
101 | MGMT_EV_DEVICE_DISCONNECTED, | |
102 | MGMT_EV_CONNECT_FAILED, | |
103 | MGMT_EV_PIN_CODE_REQUEST, | |
104 | MGMT_EV_USER_CONFIRM_REQUEST, | |
105 | MGMT_EV_USER_PASSKEY_REQUEST, | |
106 | MGMT_EV_AUTH_FAILED, | |
107 | MGMT_EV_DEVICE_FOUND, | |
108 | MGMT_EV_DISCOVERING, | |
109 | MGMT_EV_DEVICE_BLOCKED, | |
110 | MGMT_EV_DEVICE_UNBLOCKED, | |
111 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 112 | MGMT_EV_PASSKEY_NOTIFY, |
1b60ef21 | 113 | MGMT_EV_NEW_IRK, |
7ee4ea36 | 114 | MGMT_EV_NEW_CSRK, |
e70bb2e8 JH |
115 | }; |
116 | ||
17b02e62 | 117 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 118 | |
4b34ee78 JH |
119 | #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ |
120 | !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) | |
121 | ||
eec8d2bc JH |
122 | struct pending_cmd { |
123 | struct list_head list; | |
fc2f4b13 | 124 | u16 opcode; |
eec8d2bc | 125 | int index; |
c68fb7ff | 126 | void *param; |
eec8d2bc | 127 | struct sock *sk; |
e9a416b5 | 128 | void *user_data; |
eec8d2bc JH |
129 | }; |
130 | ||
ca69b795 JH |
131 | /* HCI to MGMT error code conversion table */ |
132 | static u8 mgmt_status_table[] = { | |
133 | MGMT_STATUS_SUCCESS, | |
134 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
135 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
136 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
137 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
138 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
eadd663a | 139 | MGMT_STATUS_AUTH_FAILED, /* PIN or Key Missing */ |
ca69b795 JH |
140 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ |
141 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
142 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
143 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
144 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
145 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
146 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
147 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
148 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
149 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
150 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
151 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
152 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
153 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
154 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
155 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
156 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
157 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
158 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
159 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
160 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
161 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
162 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
163 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
164 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
165 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
166 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
167 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
168 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
169 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
170 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
171 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
172 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
173 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
174 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
175 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
176 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
177 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
178 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
179 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
180 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
181 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
182 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
183 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
184 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
185 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
186 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
187 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
188 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
189 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
190 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
191 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
192 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
193 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
194 | }; | |
195 | ||
196 | static u8 mgmt_status(u8 hci_status) | |
197 | { | |
198 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
199 | return mgmt_status_table[hci_status]; | |
200 | ||
201 | return MGMT_STATUS_FAILED; | |
202 | } | |
203 | ||
4e51eae9 | 204 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
205 | { |
206 | struct sk_buff *skb; | |
207 | struct mgmt_hdr *hdr; | |
208 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 209 | int err; |
f7b64e69 | 210 | |
34eb525c | 211 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 | 212 | |
790eff44 | 213 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_KERNEL); |
f7b64e69 JH |
214 | if (!skb) |
215 | return -ENOMEM; | |
216 | ||
217 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
218 | ||
dcf4adbf | 219 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); |
4e51eae9 | 220 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
221 | hdr->len = cpu_to_le16(sizeof(*ev)); |
222 | ||
223 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
224 | ev->status = status; | |
eb55ef07 | 225 | ev->opcode = cpu_to_le16(cmd); |
f7b64e69 | 226 | |
56b7d137 GP |
227 | err = sock_queue_rcv_skb(sk, skb); |
228 | if (err < 0) | |
f7b64e69 JH |
229 | kfree_skb(skb); |
230 | ||
56b7d137 | 231 | return err; |
f7b64e69 JH |
232 | } |
233 | ||
aee9b218 | 234 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status, |
04124681 | 235 | void *rp, size_t rp_len) |
02d98129 JH |
236 | { |
237 | struct sk_buff *skb; | |
238 | struct mgmt_hdr *hdr; | |
239 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 240 | int err; |
02d98129 JH |
241 | |
242 | BT_DBG("sock %p", sk); | |
243 | ||
790eff44 | 244 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_KERNEL); |
02d98129 JH |
245 | if (!skb) |
246 | return -ENOMEM; | |
247 | ||
248 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 249 | |
dcf4adbf | 250 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 251 | hdr->index = cpu_to_le16(index); |
a38528f1 | 252 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 253 | |
a38528f1 | 254 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
eb55ef07 | 255 | ev->opcode = cpu_to_le16(cmd); |
aee9b218 | 256 | ev->status = status; |
8020c16a SJ |
257 | |
258 | if (rp) | |
259 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 260 | |
56b7d137 GP |
261 | err = sock_queue_rcv_skb(sk, skb); |
262 | if (err < 0) | |
02d98129 JH |
263 | kfree_skb(skb); |
264 | ||
e5f0e151 | 265 | return err; |
02d98129 JH |
266 | } |
267 | ||
04124681 GP |
268 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
269 | u16 data_len) | |
a38528f1 JH |
270 | { |
271 | struct mgmt_rp_read_version rp; | |
272 | ||
273 | BT_DBG("sock %p", sk); | |
274 | ||
275 | rp.version = MGMT_VERSION; | |
dcf4adbf | 276 | rp.revision = cpu_to_le16(MGMT_REVISION); |
a38528f1 | 277 | |
aee9b218 | 278 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp, |
04124681 | 279 | sizeof(rp)); |
a38528f1 JH |
280 | } |
281 | ||
04124681 GP |
282 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
283 | u16 data_len) | |
e70bb2e8 JH |
284 | { |
285 | struct mgmt_rp_read_commands *rp; | |
eb55ef07 MH |
286 | const u16 num_commands = ARRAY_SIZE(mgmt_commands); |
287 | const u16 num_events = ARRAY_SIZE(mgmt_events); | |
2e3c35ea | 288 | __le16 *opcode; |
e70bb2e8 JH |
289 | size_t rp_size; |
290 | int i, err; | |
291 | ||
292 | BT_DBG("sock %p", sk); | |
293 | ||
294 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); | |
295 | ||
296 | rp = kmalloc(rp_size, GFP_KERNEL); | |
297 | if (!rp) | |
298 | return -ENOMEM; | |
299 | ||
dcf4adbf JP |
300 | rp->num_commands = cpu_to_le16(num_commands); |
301 | rp->num_events = cpu_to_le16(num_events); | |
e70bb2e8 JH |
302 | |
303 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) | |
304 | put_unaligned_le16(mgmt_commands[i], opcode); | |
305 | ||
306 | for (i = 0; i < num_events; i++, opcode++) | |
307 | put_unaligned_le16(mgmt_events[i], opcode); | |
308 | ||
aee9b218 | 309 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp, |
04124681 | 310 | rp_size); |
e70bb2e8 JH |
311 | kfree(rp); |
312 | ||
313 | return err; | |
314 | } | |
315 | ||
04124681 GP |
316 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
317 | u16 data_len) | |
faba42eb | 318 | { |
faba42eb | 319 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 320 | struct hci_dev *d; |
a38528f1 | 321 | size_t rp_len; |
faba42eb | 322 | u16 count; |
476e44cb | 323 | int err; |
faba42eb JH |
324 | |
325 | BT_DBG("sock %p", sk); | |
326 | ||
327 | read_lock(&hci_dev_list_lock); | |
328 | ||
329 | count = 0; | |
bb4b2a9a | 330 | list_for_each_entry(d, &hci_dev_list, list) { |
1514b892 MH |
331 | if (d->dev_type == HCI_BREDR) |
332 | count++; | |
faba42eb JH |
333 | } |
334 | ||
a38528f1 JH |
335 | rp_len = sizeof(*rp) + (2 * count); |
336 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
337 | if (!rp) { | |
b2c60d42 | 338 | read_unlock(&hci_dev_list_lock); |
faba42eb | 339 | return -ENOMEM; |
b2c60d42 | 340 | } |
faba42eb | 341 | |
476e44cb | 342 | count = 0; |
8035ded4 | 343 | list_for_each_entry(d, &hci_dev_list, list) { |
a8b2d5c2 | 344 | if (test_bit(HCI_SETUP, &d->dev_flags)) |
ab81cbf9 JH |
345 | continue; |
346 | ||
0736cfa8 MH |
347 | if (test_bit(HCI_USER_CHANNEL, &d->dev_flags)) |
348 | continue; | |
349 | ||
fee746b0 MH |
350 | if (test_bit(HCI_QUIRK_RAW_DEVICE, &d->quirks)) |
351 | continue; | |
352 | ||
1514b892 MH |
353 | if (d->dev_type == HCI_BREDR) { |
354 | rp->index[count++] = cpu_to_le16(d->id); | |
355 | BT_DBG("Added hci%u", d->id); | |
356 | } | |
faba42eb JH |
357 | } |
358 | ||
476e44cb JH |
359 | rp->num_controllers = cpu_to_le16(count); |
360 | rp_len = sizeof(*rp) + (2 * count); | |
361 | ||
faba42eb JH |
362 | read_unlock(&hci_dev_list_lock); |
363 | ||
aee9b218 | 364 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, |
04124681 | 365 | rp_len); |
faba42eb | 366 | |
a38528f1 JH |
367 | kfree(rp); |
368 | ||
369 | return err; | |
faba42eb JH |
370 | } |
371 | ||
69ab39ea JH |
372 | static u32 get_supported_settings(struct hci_dev *hdev) |
373 | { | |
374 | u32 settings = 0; | |
375 | ||
376 | settings |= MGMT_SETTING_POWERED; | |
69ab39ea | 377 | settings |= MGMT_SETTING_PAIRABLE; |
b1de97d8 | 378 | settings |= MGMT_SETTING_DEBUG_KEYS; |
69ab39ea | 379 | |
ed3fa31f | 380 | if (lmp_bredr_capable(hdev)) { |
33c525c0 | 381 | settings |= MGMT_SETTING_CONNECTABLE; |
1a47aee8 JH |
382 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
383 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
33c525c0 | 384 | settings |= MGMT_SETTING_DISCOVERABLE; |
69ab39ea JH |
385 | settings |= MGMT_SETTING_BREDR; |
386 | settings |= MGMT_SETTING_LINK_SECURITY; | |
a82974c9 MH |
387 | |
388 | if (lmp_ssp_capable(hdev)) { | |
389 | settings |= MGMT_SETTING_SSP; | |
390 | settings |= MGMT_SETTING_HS; | |
391 | } | |
e98d2ce2 | 392 | |
5afeac14 | 393 | if (lmp_sc_capable(hdev) || |
111902f7 | 394 | test_bit(HCI_FORCE_SC, &hdev->dbg_flags)) |
e98d2ce2 | 395 | settings |= MGMT_SETTING_SECURE_CONN; |
848566b3 | 396 | } |
d7b7e796 | 397 | |
eeca6f89 | 398 | if (lmp_le_capable(hdev)) { |
9d42820f | 399 | settings |= MGMT_SETTING_LE; |
eeca6f89 | 400 | settings |= MGMT_SETTING_ADVERTISING; |
0f4bd942 | 401 | settings |= MGMT_SETTING_PRIVACY; |
eeca6f89 | 402 | } |
69ab39ea JH |
403 | |
404 | return settings; | |
405 | } | |
406 | ||
407 | static u32 get_current_settings(struct hci_dev *hdev) | |
408 | { | |
409 | u32 settings = 0; | |
410 | ||
f1f0eb02 | 411 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
412 | settings |= MGMT_SETTING_POWERED; |
413 | ||
5e5282bb | 414 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
69ab39ea JH |
415 | settings |= MGMT_SETTING_CONNECTABLE; |
416 | ||
1a4d3c4b JH |
417 | if (test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) |
418 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
419 | ||
5e5282bb | 420 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) |
69ab39ea JH |
421 | settings |= MGMT_SETTING_DISCOVERABLE; |
422 | ||
a8b2d5c2 | 423 | if (test_bit(HCI_PAIRABLE, &hdev->dev_flags)) |
69ab39ea JH |
424 | settings |= MGMT_SETTING_PAIRABLE; |
425 | ||
56f87901 | 426 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
427 | settings |= MGMT_SETTING_BREDR; |
428 | ||
06199cf8 | 429 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
430 | settings |= MGMT_SETTING_LE; |
431 | ||
47990ea0 | 432 | if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) |
69ab39ea JH |
433 | settings |= MGMT_SETTING_LINK_SECURITY; |
434 | ||
84bde9d6 | 435 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
436 | settings |= MGMT_SETTING_SSP; |
437 | ||
6d80dfd0 JH |
438 | if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags)) |
439 | settings |= MGMT_SETTING_HS; | |
440 | ||
f3d3444a | 441 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
eeca6f89 JH |
442 | settings |= MGMT_SETTING_ADVERTISING; |
443 | ||
e98d2ce2 MH |
444 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
445 | settings |= MGMT_SETTING_SECURE_CONN; | |
446 | ||
0663b297 | 447 | if (test_bit(HCI_KEEP_DEBUG_KEYS, &hdev->dev_flags)) |
b1de97d8 MH |
448 | settings |= MGMT_SETTING_DEBUG_KEYS; |
449 | ||
0f4bd942 JH |
450 | if (test_bit(HCI_PRIVACY, &hdev->dev_flags)) |
451 | settings |= MGMT_SETTING_PRIVACY; | |
452 | ||
69ab39ea JH |
453 | return settings; |
454 | } | |
455 | ||
ef580372 JH |
456 | #define PNP_INFO_SVCLASS_ID 0x1200 |
457 | ||
213202ed JH |
458 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
459 | { | |
460 | u8 *ptr = data, *uuids_start = NULL; | |
461 | struct bt_uuid *uuid; | |
462 | ||
463 | if (len < 4) | |
464 | return ptr; | |
465 | ||
466 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
467 | u16 uuid16; | |
468 | ||
469 | if (uuid->size != 16) | |
470 | continue; | |
471 | ||
472 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); | |
473 | if (uuid16 < 0x1100) | |
474 | continue; | |
475 | ||
476 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
477 | continue; | |
478 | ||
479 | if (!uuids_start) { | |
480 | uuids_start = ptr; | |
481 | uuids_start[0] = 1; | |
482 | uuids_start[1] = EIR_UUID16_ALL; | |
483 | ptr += 2; | |
484 | } | |
485 | ||
486 | /* Stop if not enough space to put next UUID */ | |
487 | if ((ptr - data) + sizeof(u16) > len) { | |
488 | uuids_start[1] = EIR_UUID16_SOME; | |
489 | break; | |
490 | } | |
491 | ||
492 | *ptr++ = (uuid16 & 0x00ff); | |
493 | *ptr++ = (uuid16 & 0xff00) >> 8; | |
494 | uuids_start[0] += sizeof(uuid16); | |
495 | } | |
496 | ||
497 | return ptr; | |
498 | } | |
499 | ||
cdf1963f JH |
500 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
501 | { | |
502 | u8 *ptr = data, *uuids_start = NULL; | |
503 | struct bt_uuid *uuid; | |
504 | ||
505 | if (len < 6) | |
506 | return ptr; | |
507 | ||
508 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
509 | if (uuid->size != 32) | |
510 | continue; | |
511 | ||
512 | if (!uuids_start) { | |
513 | uuids_start = ptr; | |
514 | uuids_start[0] = 1; | |
515 | uuids_start[1] = EIR_UUID32_ALL; | |
516 | ptr += 2; | |
517 | } | |
518 | ||
519 | /* Stop if not enough space to put next UUID */ | |
520 | if ((ptr - data) + sizeof(u32) > len) { | |
521 | uuids_start[1] = EIR_UUID32_SOME; | |
522 | break; | |
523 | } | |
524 | ||
525 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); | |
526 | ptr += sizeof(u32); | |
527 | uuids_start[0] += sizeof(u32); | |
528 | } | |
529 | ||
530 | return ptr; | |
531 | } | |
532 | ||
c00d575b JH |
533 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
534 | { | |
535 | u8 *ptr = data, *uuids_start = NULL; | |
536 | struct bt_uuid *uuid; | |
537 | ||
538 | if (len < 18) | |
539 | return ptr; | |
540 | ||
541 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
542 | if (uuid->size != 128) | |
543 | continue; | |
544 | ||
545 | if (!uuids_start) { | |
546 | uuids_start = ptr; | |
547 | uuids_start[0] = 1; | |
548 | uuids_start[1] = EIR_UUID128_ALL; | |
549 | ptr += 2; | |
550 | } | |
551 | ||
552 | /* Stop if not enough space to put next UUID */ | |
553 | if ((ptr - data) + 16 > len) { | |
554 | uuids_start[1] = EIR_UUID128_SOME; | |
555 | break; | |
556 | } | |
557 | ||
558 | memcpy(ptr, uuid->uuid, 16); | |
559 | ptr += 16; | |
560 | uuids_start[0] += 16; | |
561 | } | |
562 | ||
563 | return ptr; | |
564 | } | |
565 | ||
eb2a8d20 JH |
566 | static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev) |
567 | { | |
568 | struct pending_cmd *cmd; | |
569 | ||
570 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
571 | if (cmd->opcode == opcode) | |
572 | return cmd; | |
573 | } | |
574 | ||
575 | return NULL; | |
576 | } | |
577 | ||
95868426 JH |
578 | static struct pending_cmd *mgmt_pending_find_data(u16 opcode, |
579 | struct hci_dev *hdev, | |
580 | const void *data) | |
581 | { | |
582 | struct pending_cmd *cmd; | |
583 | ||
584 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
585 | if (cmd->user_data != data) | |
586 | continue; | |
587 | if (cmd->opcode == opcode) | |
588 | return cmd; | |
589 | } | |
590 | ||
591 | return NULL; | |
592 | } | |
593 | ||
f14d8f64 MH |
594 | static u8 create_scan_rsp_data(struct hci_dev *hdev, u8 *ptr) |
595 | { | |
7a5f4990 MH |
596 | u8 ad_len = 0; |
597 | size_t name_len; | |
598 | ||
599 | name_len = strlen(hdev->dev_name); | |
600 | if (name_len > 0) { | |
601 | size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2; | |
602 | ||
603 | if (name_len > max_len) { | |
604 | name_len = max_len; | |
605 | ptr[1] = EIR_NAME_SHORT; | |
606 | } else | |
607 | ptr[1] = EIR_NAME_COMPLETE; | |
608 | ||
609 | ptr[0] = name_len + 1; | |
610 | ||
611 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
612 | ||
613 | ad_len += (name_len + 2); | |
614 | ptr += (name_len + 2); | |
615 | } | |
616 | ||
617 | return ad_len; | |
f14d8f64 MH |
618 | } |
619 | ||
620 | static void update_scan_rsp_data(struct hci_request *req) | |
621 | { | |
622 | struct hci_dev *hdev = req->hdev; | |
623 | struct hci_cp_le_set_scan_rsp_data cp; | |
624 | u8 len; | |
625 | ||
7751ef1b | 626 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
f14d8f64 MH |
627 | return; |
628 | ||
629 | memset(&cp, 0, sizeof(cp)); | |
630 | ||
631 | len = create_scan_rsp_data(hdev, cp.data); | |
632 | ||
eb438b5f JH |
633 | if (hdev->scan_rsp_data_len == len && |
634 | memcmp(cp.data, hdev->scan_rsp_data, len) == 0) | |
f14d8f64 MH |
635 | return; |
636 | ||
eb438b5f JH |
637 | memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data)); |
638 | hdev->scan_rsp_data_len = len; | |
f14d8f64 MH |
639 | |
640 | cp.length = len; | |
641 | ||
642 | hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp); | |
643 | } | |
644 | ||
9a43e25f JH |
645 | static u8 get_adv_discov_flags(struct hci_dev *hdev) |
646 | { | |
647 | struct pending_cmd *cmd; | |
648 | ||
649 | /* If there's a pending mgmt command the flags will not yet have | |
650 | * their final values, so check for this first. | |
651 | */ | |
652 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
653 | if (cmd) { | |
654 | struct mgmt_mode *cp = cmd->param; | |
655 | if (cp->val == 0x01) | |
656 | return LE_AD_GENERAL; | |
657 | else if (cp->val == 0x02) | |
658 | return LE_AD_LIMITED; | |
659 | } else { | |
660 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) | |
661 | return LE_AD_LIMITED; | |
662 | else if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
663 | return LE_AD_GENERAL; | |
664 | } | |
665 | ||
666 | return 0; | |
667 | } | |
668 | ||
46cad2ed | 669 | static u8 create_adv_data(struct hci_dev *hdev, u8 *ptr) |
441ad2d0 MH |
670 | { |
671 | u8 ad_len = 0, flags = 0; | |
441ad2d0 | 672 | |
9a43e25f | 673 | flags |= get_adv_discov_flags(hdev); |
441ad2d0 | 674 | |
e834004b | 675 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
441ad2d0 | 676 | flags |= LE_AD_NO_BREDR; |
441ad2d0 MH |
677 | |
678 | if (flags) { | |
679 | BT_DBG("adv flags 0x%02x", flags); | |
680 | ||
681 | ptr[0] = 2; | |
682 | ptr[1] = EIR_FLAGS; | |
683 | ptr[2] = flags; | |
684 | ||
685 | ad_len += 3; | |
686 | ptr += 3; | |
687 | } | |
688 | ||
689 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) { | |
690 | ptr[0] = 2; | |
691 | ptr[1] = EIR_TX_POWER; | |
692 | ptr[2] = (u8) hdev->adv_tx_power; | |
693 | ||
694 | ad_len += 3; | |
695 | ptr += 3; | |
696 | } | |
697 | ||
441ad2d0 MH |
698 | return ad_len; |
699 | } | |
700 | ||
5947f4bc | 701 | static void update_adv_data(struct hci_request *req) |
441ad2d0 MH |
702 | { |
703 | struct hci_dev *hdev = req->hdev; | |
704 | struct hci_cp_le_set_adv_data cp; | |
705 | u8 len; | |
706 | ||
10994ce6 | 707 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
441ad2d0 MH |
708 | return; |
709 | ||
710 | memset(&cp, 0, sizeof(cp)); | |
711 | ||
46cad2ed | 712 | len = create_adv_data(hdev, cp.data); |
441ad2d0 MH |
713 | |
714 | if (hdev->adv_data_len == len && | |
715 | memcmp(cp.data, hdev->adv_data, len) == 0) | |
716 | return; | |
717 | ||
718 | memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); | |
719 | hdev->adv_data_len = len; | |
720 | ||
721 | cp.length = len; | |
722 | ||
723 | hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); | |
724 | } | |
725 | ||
ef580372 JH |
726 | static void create_eir(struct hci_dev *hdev, u8 *data) |
727 | { | |
728 | u8 *ptr = data; | |
ef580372 JH |
729 | size_t name_len; |
730 | ||
731 | name_len = strlen(hdev->dev_name); | |
732 | ||
733 | if (name_len > 0) { | |
734 | /* EIR Data type */ | |
735 | if (name_len > 48) { | |
736 | name_len = 48; | |
737 | ptr[1] = EIR_NAME_SHORT; | |
738 | } else | |
739 | ptr[1] = EIR_NAME_COMPLETE; | |
740 | ||
741 | /* EIR Data length */ | |
742 | ptr[0] = name_len + 1; | |
743 | ||
744 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
745 | ||
ef580372 JH |
746 | ptr += (name_len + 2); |
747 | } | |
748 | ||
bbaf444a | 749 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
91c4e9b1 MH |
750 | ptr[0] = 2; |
751 | ptr[1] = EIR_TX_POWER; | |
752 | ptr[2] = (u8) hdev->inq_tx_power; | |
753 | ||
91c4e9b1 MH |
754 | ptr += 3; |
755 | } | |
756 | ||
2b9be137 MH |
757 | if (hdev->devid_source > 0) { |
758 | ptr[0] = 9; | |
759 | ptr[1] = EIR_DEVICE_ID; | |
760 | ||
761 | put_unaligned_le16(hdev->devid_source, ptr + 2); | |
762 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); | |
763 | put_unaligned_le16(hdev->devid_product, ptr + 6); | |
764 | put_unaligned_le16(hdev->devid_version, ptr + 8); | |
765 | ||
2b9be137 MH |
766 | ptr += 10; |
767 | } | |
768 | ||
213202ed | 769 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
cdf1963f | 770 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
c00d575b | 771 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
ef580372 JH |
772 | } |
773 | ||
890ea898 | 774 | static void update_eir(struct hci_request *req) |
ef580372 | 775 | { |
890ea898 | 776 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
777 | struct hci_cp_write_eir cp; |
778 | ||
504c8dcd | 779 | if (!hdev_is_powered(hdev)) |
890ea898 | 780 | return; |
7770c4aa | 781 | |
976eb20e | 782 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 783 | return; |
ef580372 | 784 | |
84bde9d6 | 785 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 786 | return; |
ef580372 | 787 | |
a8b2d5c2 | 788 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 789 | return; |
ef580372 JH |
790 | |
791 | memset(&cp, 0, sizeof(cp)); | |
792 | ||
793 | create_eir(hdev, cp.data); | |
794 | ||
795 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
890ea898 | 796 | return; |
ef580372 JH |
797 | |
798 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
799 | ||
890ea898 | 800 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
ef580372 JH |
801 | } |
802 | ||
803 | static u8 get_service_classes(struct hci_dev *hdev) | |
804 | { | |
805 | struct bt_uuid *uuid; | |
806 | u8 val = 0; | |
807 | ||
808 | list_for_each_entry(uuid, &hdev->uuids, list) | |
809 | val |= uuid->svc_hint; | |
810 | ||
811 | return val; | |
812 | } | |
813 | ||
890ea898 | 814 | static void update_class(struct hci_request *req) |
ef580372 | 815 | { |
890ea898 | 816 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
817 | u8 cod[3]; |
818 | ||
819 | BT_DBG("%s", hdev->name); | |
820 | ||
504c8dcd | 821 | if (!hdev_is_powered(hdev)) |
890ea898 | 822 | return; |
7770c4aa | 823 | |
f87ea1da JH |
824 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
825 | return; | |
826 | ||
a8b2d5c2 | 827 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 828 | return; |
ef580372 JH |
829 | |
830 | cod[0] = hdev->minor_class; | |
831 | cod[1] = hdev->major_class; | |
832 | cod[2] = get_service_classes(hdev); | |
833 | ||
6acd7db4 MH |
834 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) |
835 | cod[1] |= 0x20; | |
836 | ||
ef580372 | 837 | if (memcmp(cod, hdev->dev_class, 3) == 0) |
890ea898 | 838 | return; |
ef580372 | 839 | |
890ea898 | 840 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
ef580372 JH |
841 | } |
842 | ||
a4858cb9 | 843 | static bool get_connectable(struct hci_dev *hdev) |
199a2fb1 JH |
844 | { |
845 | struct pending_cmd *cmd; | |
199a2fb1 JH |
846 | |
847 | /* If there's a pending mgmt command the flag will not yet have | |
848 | * it's final value, so check for this first. | |
849 | */ | |
850 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
851 | if (cmd) { | |
852 | struct mgmt_mode *cp = cmd->param; | |
a4858cb9 | 853 | return cp->val; |
199a2fb1 JH |
854 | } |
855 | ||
a4858cb9 | 856 | return test_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
199a2fb1 JH |
857 | } |
858 | ||
859 | static void enable_advertising(struct hci_request *req) | |
860 | { | |
861 | struct hci_dev *hdev = req->hdev; | |
862 | struct hci_cp_le_set_adv_param cp; | |
8f2a0601 | 863 | u8 own_addr_type, enable = 0x01; |
a4858cb9 | 864 | bool connectable; |
199a2fb1 | 865 | |
8d97250e JH |
866 | /* Clear the HCI_ADVERTISING bit temporarily so that the |
867 | * hci_update_random_address knows that it's safe to go ahead | |
868 | * and write a new random address. The flag will be set back on | |
869 | * as soon as the SET_ADV_ENABLE HCI command completes. | |
870 | */ | |
871 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
872 | ||
a4858cb9 | 873 | connectable = get_connectable(hdev); |
8f2a0601 | 874 | |
a4858cb9 JH |
875 | /* Set require_privacy to true only when non-connectable |
876 | * advertising is used. In that case it is fine to use a | |
877 | * non-resolvable private address. | |
878 | */ | |
879 | if (hci_update_random_address(req, !connectable, &own_addr_type) < 0) | |
8f2a0601 JH |
880 | return; |
881 | ||
41c90c18 | 882 | memset(&cp, 0, sizeof(cp)); |
dcf4adbf JP |
883 | cp.min_interval = cpu_to_le16(0x0800); |
884 | cp.max_interval = cpu_to_le16(0x0800); | |
a4858cb9 | 885 | cp.type = connectable ? LE_ADV_IND : LE_ADV_NONCONN_IND; |
8f2a0601 | 886 | cp.own_address_type = own_addr_type; |
199a2fb1 JH |
887 | cp.channel_map = hdev->le_adv_channel_map; |
888 | ||
889 | hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp); | |
890 | ||
891 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
892 | } | |
893 | ||
894 | static void disable_advertising(struct hci_request *req) | |
895 | { | |
896 | u8 enable = 0x00; | |
897 | ||
898 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
899 | } | |
900 | ||
7d78525d JH |
901 | static void service_cache_off(struct work_struct *work) |
902 | { | |
903 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 904 | service_cache.work); |
890ea898 | 905 | struct hci_request req; |
7d78525d | 906 | |
a8b2d5c2 | 907 | if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
7d78525d JH |
908 | return; |
909 | ||
890ea898 JH |
910 | hci_req_init(&req, hdev); |
911 | ||
7d78525d JH |
912 | hci_dev_lock(hdev); |
913 | ||
890ea898 JH |
914 | update_eir(&req); |
915 | update_class(&req); | |
7d78525d JH |
916 | |
917 | hci_dev_unlock(hdev); | |
890ea898 JH |
918 | |
919 | hci_req_run(&req, NULL); | |
7d78525d JH |
920 | } |
921 | ||
d6bfd59c JH |
922 | static void rpa_expired(struct work_struct *work) |
923 | { | |
924 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
925 | rpa_expired.work); | |
926 | struct hci_request req; | |
927 | ||
928 | BT_DBG(""); | |
929 | ||
930 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
931 | ||
932 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags) || | |
933 | hci_conn_num(hdev, LE_LINK) > 0) | |
934 | return; | |
935 | ||
936 | /* The generation of a new RPA and programming it into the | |
937 | * controller happens in the enable_advertising() function. | |
938 | */ | |
939 | ||
940 | hci_req_init(&req, hdev); | |
941 | ||
942 | disable_advertising(&req); | |
943 | enable_advertising(&req); | |
944 | ||
945 | hci_req_run(&req, NULL); | |
946 | } | |
947 | ||
6a919082 | 948 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 949 | { |
4f87da80 | 950 | if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags)) |
6a919082 JH |
951 | return; |
952 | ||
4f87da80 | 953 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
d6bfd59c | 954 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
7d78525d | 955 | |
4f87da80 JH |
956 | /* Non-mgmt controlled devices get this bit set |
957 | * implicitly so that pairing works for them, however | |
958 | * for mgmt we require user-space to explicitly enable | |
959 | * it | |
960 | */ | |
961 | clear_bit(HCI_PAIRABLE, &hdev->dev_flags); | |
7d78525d JH |
962 | } |
963 | ||
0f4e68cf | 964 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 965 | void *data, u16 data_len) |
0381101f | 966 | { |
a38528f1 | 967 | struct mgmt_rp_read_info rp; |
f7b64e69 | 968 | |
bdb6d971 | 969 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 970 | |
09fd0de5 | 971 | hci_dev_lock(hdev); |
f7b64e69 | 972 | |
dc4fe30b JH |
973 | memset(&rp, 0, sizeof(rp)); |
974 | ||
69ab39ea | 975 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 976 | |
69ab39ea | 977 | rp.version = hdev->hci_ver; |
eb55ef07 | 978 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
979 | |
980 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
981 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 982 | |
a38528f1 | 983 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 984 | |
dc4fe30b | 985 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 986 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 987 | |
09fd0de5 | 988 | hci_dev_unlock(hdev); |
0381101f | 989 | |
bdb6d971 | 990 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
04124681 | 991 | sizeof(rp)); |
0381101f JH |
992 | } |
993 | ||
eec8d2bc JH |
994 | static void mgmt_pending_free(struct pending_cmd *cmd) |
995 | { | |
996 | sock_put(cmd->sk); | |
c68fb7ff | 997 | kfree(cmd->param); |
eec8d2bc JH |
998 | kfree(cmd); |
999 | } | |
1000 | ||
366a0336 | 1001 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
04124681 GP |
1002 | struct hci_dev *hdev, void *data, |
1003 | u16 len) | |
eec8d2bc JH |
1004 | { |
1005 | struct pending_cmd *cmd; | |
1006 | ||
fca20018 | 1007 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); |
eec8d2bc | 1008 | if (!cmd) |
366a0336 | 1009 | return NULL; |
eec8d2bc JH |
1010 | |
1011 | cmd->opcode = opcode; | |
2e58ef3e | 1012 | cmd->index = hdev->id; |
eec8d2bc | 1013 | |
12b94565 | 1014 | cmd->param = kmalloc(len, GFP_KERNEL); |
c68fb7ff | 1015 | if (!cmd->param) { |
eec8d2bc | 1016 | kfree(cmd); |
366a0336 | 1017 | return NULL; |
eec8d2bc JH |
1018 | } |
1019 | ||
8fce6357 SJ |
1020 | if (data) |
1021 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
1022 | |
1023 | cmd->sk = sk; | |
1024 | sock_hold(sk); | |
1025 | ||
2e58ef3e | 1026 | list_add(&cmd->list, &hdev->mgmt_pending); |
eec8d2bc | 1027 | |
366a0336 | 1028 | return cmd; |
eec8d2bc JH |
1029 | } |
1030 | ||
744cf19e | 1031 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
8fc9ced3 GP |
1032 | void (*cb)(struct pending_cmd *cmd, |
1033 | void *data), | |
04124681 | 1034 | void *data) |
eec8d2bc | 1035 | { |
a3d09356 | 1036 | struct pending_cmd *cmd, *tmp; |
eec8d2bc | 1037 | |
a3d09356 | 1038 | list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) { |
b24752fe | 1039 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
1040 | continue; |
1041 | ||
eec8d2bc JH |
1042 | cb(cmd, data); |
1043 | } | |
1044 | } | |
1045 | ||
a664b5bc | 1046 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 1047 | { |
73f22f62 JH |
1048 | list_del(&cmd->list); |
1049 | mgmt_pending_free(cmd); | |
1050 | } | |
1051 | ||
69ab39ea | 1052 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 1053 | { |
69ab39ea | 1054 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 1055 | |
aee9b218 | 1056 | return cmd_complete(sk, hdev->id, opcode, 0, &settings, |
04124681 | 1057 | sizeof(settings)); |
8680570b JH |
1058 | } |
1059 | ||
8b064a3a JH |
1060 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status) |
1061 | { | |
1062 | BT_DBG("%s status 0x%02x", hdev->name, status); | |
1063 | ||
a3172b7e JH |
1064 | if (hci_conn_count(hdev) == 0) { |
1065 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 1066 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 1067 | } |
8b064a3a JH |
1068 | } |
1069 | ||
21a60d30 JH |
1070 | static void hci_stop_discovery(struct hci_request *req) |
1071 | { | |
1072 | struct hci_dev *hdev = req->hdev; | |
1073 | struct hci_cp_remote_name_req_cancel cp; | |
1074 | struct inquiry_entry *e; | |
1075 | ||
1076 | switch (hdev->discovery.state) { | |
1077 | case DISCOVERY_FINDING: | |
1078 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { | |
1079 | hci_req_add(req, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
1080 | } else { | |
1081 | cancel_delayed_work(&hdev->le_scan_disable); | |
1082 | hci_req_add_le_scan_disable(req); | |
1083 | } | |
1084 | ||
1085 | break; | |
1086 | ||
1087 | case DISCOVERY_RESOLVING: | |
1088 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, | |
1089 | NAME_PENDING); | |
1090 | if (!e) | |
1091 | return; | |
1092 | ||
1093 | bacpy(&cp.bdaddr, &e->data.bdaddr); | |
1094 | hci_req_add(req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), | |
1095 | &cp); | |
1096 | ||
1097 | break; | |
1098 | ||
1099 | default: | |
1100 | /* Passive scanning */ | |
1101 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) | |
1102 | hci_req_add_le_scan_disable(req); | |
1103 | break; | |
1104 | } | |
1105 | } | |
1106 | ||
8b064a3a JH |
1107 | static int clean_up_hci_state(struct hci_dev *hdev) |
1108 | { | |
1109 | struct hci_request req; | |
1110 | struct hci_conn *conn; | |
1111 | ||
1112 | hci_req_init(&req, hdev); | |
1113 | ||
1114 | if (test_bit(HCI_ISCAN, &hdev->flags) || | |
1115 | test_bit(HCI_PSCAN, &hdev->flags)) { | |
1116 | u8 scan = 0x00; | |
1117 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
1118 | } | |
1119 | ||
1120 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
1121 | disable_advertising(&req); | |
1122 | ||
f8680f12 | 1123 | hci_stop_discovery(&req); |
8b064a3a JH |
1124 | |
1125 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { | |
1126 | struct hci_cp_disconnect dc; | |
c9910d0f JH |
1127 | struct hci_cp_reject_conn_req rej; |
1128 | ||
1129 | switch (conn->state) { | |
1130 | case BT_CONNECTED: | |
1131 | case BT_CONFIG: | |
1132 | dc.handle = cpu_to_le16(conn->handle); | |
1133 | dc.reason = 0x15; /* Terminated due to Power Off */ | |
1134 | hci_req_add(&req, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1135 | break; | |
1136 | case BT_CONNECT: | |
1137 | if (conn->type == LE_LINK) | |
1138 | hci_req_add(&req, HCI_OP_LE_CREATE_CONN_CANCEL, | |
1139 | 0, NULL); | |
1140 | else if (conn->type == ACL_LINK) | |
1141 | hci_req_add(&req, HCI_OP_CREATE_CONN_CANCEL, | |
1142 | 6, &conn->dst); | |
1143 | break; | |
1144 | case BT_CONNECT2: | |
1145 | bacpy(&rej.bdaddr, &conn->dst); | |
1146 | rej.reason = 0x15; /* Terminated due to Power Off */ | |
1147 | if (conn->type == ACL_LINK) | |
1148 | hci_req_add(&req, HCI_OP_REJECT_CONN_REQ, | |
1149 | sizeof(rej), &rej); | |
1150 | else if (conn->type == SCO_LINK) | |
1151 | hci_req_add(&req, HCI_OP_REJECT_SYNC_CONN_REQ, | |
1152 | sizeof(rej), &rej); | |
1153 | break; | |
1154 | } | |
8b064a3a JH |
1155 | } |
1156 | ||
1157 | return hci_req_run(&req, clean_up_hci_complete); | |
1158 | } | |
1159 | ||
bdb6d971 | 1160 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1161 | u16 len) |
eec8d2bc | 1162 | { |
650f726d | 1163 | struct mgmt_mode *cp = data; |
366a0336 | 1164 | struct pending_cmd *cmd; |
4b34ee78 | 1165 | int err; |
eec8d2bc | 1166 | |
bdb6d971 | 1167 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 1168 | |
a7e80f25 JH |
1169 | if (cp->val != 0x00 && cp->val != 0x01) |
1170 | return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1171 | MGMT_STATUS_INVALID_PARAMS); | |
1172 | ||
09fd0de5 | 1173 | hci_dev_lock(hdev); |
eec8d2bc | 1174 | |
87b95ba6 JH |
1175 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) { |
1176 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1177 | MGMT_STATUS_BUSY); | |
1178 | goto failed; | |
1179 | } | |
1180 | ||
f0d4b78a MH |
1181 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { |
1182 | cancel_delayed_work(&hdev->power_off); | |
1183 | ||
1184 | if (cp->val) { | |
a1d70450 JH |
1185 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
1186 | data, len); | |
1187 | err = mgmt_powered(hdev, 1); | |
f0d4b78a MH |
1188 | goto failed; |
1189 | } | |
1190 | } | |
1191 | ||
4b34ee78 | 1192 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 1193 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
1194 | goto failed; |
1195 | } | |
1196 | ||
2e58ef3e | 1197 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
1198 | if (!cmd) { |
1199 | err = -ENOMEM; | |
eec8d2bc | 1200 | goto failed; |
366a0336 | 1201 | } |
eec8d2bc | 1202 | |
8b064a3a | 1203 | if (cp->val) { |
19202573 | 1204 | queue_work(hdev->req_workqueue, &hdev->power_on); |
8b064a3a JH |
1205 | err = 0; |
1206 | } else { | |
1207 | /* Disconnect connections, stop scans, etc */ | |
1208 | err = clean_up_hci_state(hdev); | |
a3172b7e JH |
1209 | if (!err) |
1210 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, | |
1211 | HCI_POWER_OFF_TIMEOUT); | |
eec8d2bc | 1212 | |
8b064a3a JH |
1213 | /* ENODATA means there were no HCI commands queued */ |
1214 | if (err == -ENODATA) { | |
a3172b7e | 1215 | cancel_delayed_work(&hdev->power_off); |
8b064a3a JH |
1216 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
1217 | err = 0; | |
1218 | } | |
1219 | } | |
eec8d2bc JH |
1220 | |
1221 | failed: | |
09fd0de5 | 1222 | hci_dev_unlock(hdev); |
366a0336 | 1223 | return err; |
eec8d2bc JH |
1224 | } |
1225 | ||
04124681 GP |
1226 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 data_len, |
1227 | struct sock *skip_sk) | |
beadb2bd JH |
1228 | { |
1229 | struct sk_buff *skb; | |
1230 | struct mgmt_hdr *hdr; | |
1231 | ||
790eff44 | 1232 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_KERNEL); |
beadb2bd JH |
1233 | if (!skb) |
1234 | return -ENOMEM; | |
1235 | ||
1236 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
1237 | hdr->opcode = cpu_to_le16(event); | |
1238 | if (hdev) | |
1239 | hdr->index = cpu_to_le16(hdev->id); | |
1240 | else | |
dcf4adbf | 1241 | hdr->index = cpu_to_le16(MGMT_INDEX_NONE); |
beadb2bd JH |
1242 | hdr->len = cpu_to_le16(data_len); |
1243 | ||
1244 | if (data) | |
1245 | memcpy(skb_put(skb, data_len), data, data_len); | |
1246 | ||
97e0bdeb MH |
1247 | /* Time stamp */ |
1248 | __net_timestamp(skb); | |
1249 | ||
beadb2bd JH |
1250 | hci_send_to_control(skb, skip_sk); |
1251 | kfree_skb(skb); | |
1252 | ||
1253 | return 0; | |
1254 | } | |
1255 | ||
1256 | static int new_settings(struct hci_dev *hdev, struct sock *skip) | |
1257 | { | |
1258 | __le32 ev; | |
1259 | ||
1260 | ev = cpu_to_le32(get_current_settings(hdev)); | |
1261 | ||
1262 | return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip); | |
1263 | } | |
1264 | ||
bd99abdd JH |
1265 | struct cmd_lookup { |
1266 | struct sock *sk; | |
1267 | struct hci_dev *hdev; | |
1268 | u8 mgmt_status; | |
1269 | }; | |
1270 | ||
1271 | static void settings_rsp(struct pending_cmd *cmd, void *data) | |
1272 | { | |
1273 | struct cmd_lookup *match = data; | |
1274 | ||
1275 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1276 | ||
1277 | list_del(&cmd->list); | |
1278 | ||
1279 | if (match->sk == NULL) { | |
1280 | match->sk = cmd->sk; | |
1281 | sock_hold(match->sk); | |
1282 | } | |
1283 | ||
1284 | mgmt_pending_free(cmd); | |
1285 | } | |
1286 | ||
1287 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) | |
1288 | { | |
1289 | u8 *status = data; | |
1290 | ||
1291 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1292 | mgmt_pending_remove(cmd); | |
1293 | } | |
1294 | ||
e6fe7986 JH |
1295 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1296 | { | |
1297 | if (!lmp_bredr_capable(hdev)) | |
1298 | return MGMT_STATUS_NOT_SUPPORTED; | |
1299 | else if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1300 | return MGMT_STATUS_REJECTED; | |
1301 | else | |
1302 | return MGMT_STATUS_SUCCESS; | |
1303 | } | |
1304 | ||
1305 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1306 | { | |
1307 | if (!lmp_le_capable(hdev)) | |
1308 | return MGMT_STATUS_NOT_SUPPORTED; | |
1309 | else if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
1310 | return MGMT_STATUS_REJECTED; | |
1311 | else | |
1312 | return MGMT_STATUS_SUCCESS; | |
1313 | } | |
1314 | ||
bfaf8c9f JH |
1315 | static void set_discoverable_complete(struct hci_dev *hdev, u8 status) |
1316 | { | |
1317 | struct pending_cmd *cmd; | |
1318 | struct mgmt_mode *cp; | |
970ba524 | 1319 | struct hci_request req; |
bfaf8c9f JH |
1320 | bool changed; |
1321 | ||
1322 | BT_DBG("status 0x%02x", status); | |
1323 | ||
1324 | hci_dev_lock(hdev); | |
1325 | ||
1326 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
1327 | if (!cmd) | |
1328 | goto unlock; | |
1329 | ||
1330 | if (status) { | |
1331 | u8 mgmt_err = mgmt_status(status); | |
1332 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
310a3d48 | 1333 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); |
bfaf8c9f JH |
1334 | goto remove_cmd; |
1335 | } | |
1336 | ||
1337 | cp = cmd->param; | |
d4462a07 | 1338 | if (cp->val) { |
bfaf8c9f JH |
1339 | changed = !test_and_set_bit(HCI_DISCOVERABLE, |
1340 | &hdev->dev_flags); | |
d4462a07 MH |
1341 | |
1342 | if (hdev->discov_timeout > 0) { | |
1343 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1344 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
1345 | to); | |
1346 | } | |
1347 | } else { | |
bfaf8c9f JH |
1348 | changed = test_and_clear_bit(HCI_DISCOVERABLE, |
1349 | &hdev->dev_flags); | |
d4462a07 | 1350 | } |
bfaf8c9f JH |
1351 | |
1352 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
1353 | ||
1354 | if (changed) | |
1355 | new_settings(hdev, cmd->sk); | |
1356 | ||
970ba524 MH |
1357 | /* When the discoverable mode gets changed, make sure |
1358 | * that class of device has the limited discoverable | |
1359 | * bit correctly set. | |
1360 | */ | |
1361 | hci_req_init(&req, hdev); | |
1362 | update_class(&req); | |
1363 | hci_req_run(&req, NULL); | |
1364 | ||
bfaf8c9f JH |
1365 | remove_cmd: |
1366 | mgmt_pending_remove(cmd); | |
1367 | ||
1368 | unlock: | |
1369 | hci_dev_unlock(hdev); | |
1370 | } | |
1371 | ||
bdb6d971 | 1372 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1373 | u16 len) |
73f22f62 | 1374 | { |
650f726d | 1375 | struct mgmt_cp_set_discoverable *cp = data; |
366a0336 | 1376 | struct pending_cmd *cmd; |
bfaf8c9f | 1377 | struct hci_request req; |
5e5282bb | 1378 | u16 timeout; |
9a43e25f | 1379 | u8 scan; |
73f22f62 JH |
1380 | int err; |
1381 | ||
bdb6d971 | 1382 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1383 | |
9a43e25f JH |
1384 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1385 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1386 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
9a43e25f | 1387 | MGMT_STATUS_REJECTED); |
33c525c0 | 1388 | |
310a3d48 | 1389 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a7e80f25 JH |
1390 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1391 | MGMT_STATUS_INVALID_PARAMS); | |
1392 | ||
1f350c87 | 1393 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1394 | |
1395 | /* Disabling discoverable requires that no timeout is set, | |
1396 | * and enabling limited discoverable requires a timeout. | |
1397 | */ | |
1398 | if ((cp->val == 0x00 && timeout > 0) || | |
1399 | (cp->val == 0x02 && timeout == 0)) | |
bdb6d971 | 1400 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1401 | MGMT_STATUS_INVALID_PARAMS); |
73f22f62 | 1402 | |
09fd0de5 | 1403 | hci_dev_lock(hdev); |
73f22f62 | 1404 | |
5e5282bb | 1405 | if (!hdev_is_powered(hdev) && timeout > 0) { |
bdb6d971 | 1406 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1407 | MGMT_STATUS_NOT_POWERED); |
73f22f62 JH |
1408 | goto failed; |
1409 | } | |
1410 | ||
2e58ef3e | 1411 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1412 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1413 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1414 | MGMT_STATUS_BUSY); |
73f22f62 JH |
1415 | goto failed; |
1416 | } | |
1417 | ||
5e5282bb | 1418 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) { |
bdb6d971 | 1419 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1420 | MGMT_STATUS_REJECTED); |
5e5282bb JH |
1421 | goto failed; |
1422 | } | |
1423 | ||
1424 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1425 | bool changed = false; |
1426 | ||
310a3d48 MH |
1427 | /* Setting limited discoverable when powered off is |
1428 | * not a valid operation since it requires a timeout | |
1429 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1430 | */ | |
0224d2fa JH |
1431 | if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { |
1432 | change_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1433 | changed = true; | |
1434 | } | |
1435 | ||
5e5282bb | 1436 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1437 | if (err < 0) |
1438 | goto failed; | |
1439 | ||
1440 | if (changed) | |
1441 | err = new_settings(hdev, sk); | |
1442 | ||
5e5282bb JH |
1443 | goto failed; |
1444 | } | |
1445 | ||
310a3d48 MH |
1446 | /* If the current mode is the same, then just update the timeout |
1447 | * value with the new value. And if only the timeout gets updated, | |
1448 | * then no need for any HCI transactions. | |
1449 | */ | |
1450 | if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags) && | |
1451 | (cp->val == 0x02) == test_bit(HCI_LIMITED_DISCOVERABLE, | |
1452 | &hdev->dev_flags)) { | |
36261547 MH |
1453 | cancel_delayed_work(&hdev->discov_off); |
1454 | hdev->discov_timeout = timeout; | |
955638ec | 1455 | |
36261547 MH |
1456 | if (cp->val && hdev->discov_timeout > 0) { |
1457 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
955638ec | 1458 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
36261547 | 1459 | to); |
955638ec MH |
1460 | } |
1461 | ||
69ab39ea | 1462 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1463 | goto failed; |
1464 | } | |
1465 | ||
2e58ef3e | 1466 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1467 | if (!cmd) { |
1468 | err = -ENOMEM; | |
73f22f62 | 1469 | goto failed; |
366a0336 | 1470 | } |
73f22f62 | 1471 | |
310a3d48 MH |
1472 | /* Cancel any potential discoverable timeout that might be |
1473 | * still active and store new timeout value. The arming of | |
1474 | * the timeout happens in the complete handler. | |
1475 | */ | |
1476 | cancel_delayed_work(&hdev->discov_off); | |
1477 | hdev->discov_timeout = timeout; | |
1478 | ||
b456f87c JH |
1479 | /* Limited discoverable mode */ |
1480 | if (cp->val == 0x02) | |
1481 | set_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1482 | else | |
1483 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1484 | ||
bfaf8c9f JH |
1485 | hci_req_init(&req, hdev); |
1486 | ||
9a43e25f JH |
1487 | /* The procedure for LE-only controllers is much simpler - just |
1488 | * update the advertising data. | |
1489 | */ | |
1490 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1491 | goto update_ad; | |
1492 | ||
73f22f62 JH |
1493 | scan = SCAN_PAGE; |
1494 | ||
310a3d48 MH |
1495 | if (cp->val) { |
1496 | struct hci_cp_write_current_iac_lap hci_cp; | |
1497 | ||
1498 | if (cp->val == 0x02) { | |
1499 | /* Limited discoverable mode */ | |
33337dcb | 1500 | hci_cp.num_iac = min_t(u8, hdev->num_iac, 2); |
310a3d48 MH |
1501 | hci_cp.iac_lap[0] = 0x00; /* LIAC */ |
1502 | hci_cp.iac_lap[1] = 0x8b; | |
1503 | hci_cp.iac_lap[2] = 0x9e; | |
1504 | hci_cp.iac_lap[3] = 0x33; /* GIAC */ | |
1505 | hci_cp.iac_lap[4] = 0x8b; | |
1506 | hci_cp.iac_lap[5] = 0x9e; | |
1507 | } else { | |
1508 | /* General discoverable mode */ | |
310a3d48 MH |
1509 | hci_cp.num_iac = 1; |
1510 | hci_cp.iac_lap[0] = 0x33; /* GIAC */ | |
1511 | hci_cp.iac_lap[1] = 0x8b; | |
1512 | hci_cp.iac_lap[2] = 0x9e; | |
1513 | } | |
1514 | ||
1515 | hci_req_add(&req, HCI_OP_WRITE_CURRENT_IAC_LAP, | |
1516 | (hci_cp.num_iac * 3) + 1, &hci_cp); | |
1517 | ||
73f22f62 | 1518 | scan |= SCAN_INQUIRY; |
310a3d48 MH |
1519 | } else { |
1520 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1521 | } | |
73f22f62 | 1522 | |
310a3d48 | 1523 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan); |
bfaf8c9f | 1524 | |
9a43e25f JH |
1525 | update_ad: |
1526 | update_adv_data(&req); | |
1527 | ||
bfaf8c9f | 1528 | err = hci_req_run(&req, set_discoverable_complete); |
73f22f62 | 1529 | if (err < 0) |
a664b5bc | 1530 | mgmt_pending_remove(cmd); |
73f22f62 JH |
1531 | |
1532 | failed: | |
09fd0de5 | 1533 | hci_dev_unlock(hdev); |
73f22f62 JH |
1534 | return err; |
1535 | } | |
1536 | ||
406d7804 JH |
1537 | static void write_fast_connectable(struct hci_request *req, bool enable) |
1538 | { | |
bd98b996 | 1539 | struct hci_dev *hdev = req->hdev; |
406d7804 JH |
1540 | struct hci_cp_write_page_scan_activity acp; |
1541 | u8 type; | |
1542 | ||
547003b1 JH |
1543 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
1544 | return; | |
1545 | ||
4c01f8b8 JH |
1546 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
1547 | return; | |
1548 | ||
406d7804 JH |
1549 | if (enable) { |
1550 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1551 | ||
1552 | /* 160 msec page scan interval */ | |
dcf4adbf | 1553 | acp.interval = cpu_to_le16(0x0100); |
406d7804 JH |
1554 | } else { |
1555 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1556 | ||
1557 | /* default 1.28 sec page scan */ | |
dcf4adbf | 1558 | acp.interval = cpu_to_le16(0x0800); |
406d7804 JH |
1559 | } |
1560 | ||
dcf4adbf | 1561 | acp.window = cpu_to_le16(0x0012); |
406d7804 | 1562 | |
bd98b996 JH |
1563 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
1564 | __cpu_to_le16(hdev->page_scan_window) != acp.window) | |
1565 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1566 | sizeof(acp), &acp); | |
1567 | ||
1568 | if (hdev->page_scan_type != type) | |
1569 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
406d7804 JH |
1570 | } |
1571 | ||
2b76f453 JH |
1572 | static void set_connectable_complete(struct hci_dev *hdev, u8 status) |
1573 | { | |
1574 | struct pending_cmd *cmd; | |
d7b856f9 JH |
1575 | struct mgmt_mode *cp; |
1576 | bool changed; | |
2b76f453 JH |
1577 | |
1578 | BT_DBG("status 0x%02x", status); | |
1579 | ||
1580 | hci_dev_lock(hdev); | |
1581 | ||
1582 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1583 | if (!cmd) | |
1584 | goto unlock; | |
1585 | ||
37438c1f JH |
1586 | if (status) { |
1587 | u8 mgmt_err = mgmt_status(status); | |
1588 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
1589 | goto remove_cmd; | |
1590 | } | |
1591 | ||
d7b856f9 JH |
1592 | cp = cmd->param; |
1593 | if (cp->val) | |
1594 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1595 | else | |
1596 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1597 | ||
2b76f453 JH |
1598 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
1599 | ||
d7b856f9 JH |
1600 | if (changed) |
1601 | new_settings(hdev, cmd->sk); | |
1602 | ||
37438c1f | 1603 | remove_cmd: |
2b76f453 JH |
1604 | mgmt_pending_remove(cmd); |
1605 | ||
1606 | unlock: | |
1607 | hci_dev_unlock(hdev); | |
1608 | } | |
1609 | ||
e8ba3a1f JH |
1610 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1611 | struct sock *sk, u8 val) | |
1612 | { | |
1613 | bool changed = false; | |
1614 | int err; | |
1615 | ||
1616 | if (!!val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
1617 | changed = true; | |
1618 | ||
1619 | if (val) { | |
1620 | set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1621 | } else { | |
1622 | clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1623 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1624 | } | |
1625 | ||
1626 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1627 | if (err < 0) | |
1628 | return err; | |
1629 | ||
1630 | if (changed) | |
1631 | return new_settings(hdev, sk); | |
1632 | ||
1633 | return 0; | |
1634 | } | |
1635 | ||
bdb6d971 | 1636 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1637 | u16 len) |
9fbcbb45 | 1638 | { |
650f726d | 1639 | struct mgmt_mode *cp = data; |
366a0336 | 1640 | struct pending_cmd *cmd; |
2b76f453 | 1641 | struct hci_request req; |
1987fdc7 | 1642 | u8 scan; |
9fbcbb45 JH |
1643 | int err; |
1644 | ||
bdb6d971 | 1645 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1646 | |
1987fdc7 JH |
1647 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1648 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1649 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1987fdc7 | 1650 | MGMT_STATUS_REJECTED); |
33c525c0 | 1651 | |
a7e80f25 JH |
1652 | if (cp->val != 0x00 && cp->val != 0x01) |
1653 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, | |
1654 | MGMT_STATUS_INVALID_PARAMS); | |
1655 | ||
09fd0de5 | 1656 | hci_dev_lock(hdev); |
9fbcbb45 | 1657 | |
4b34ee78 | 1658 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1659 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1660 | goto failed; |
1661 | } | |
1662 | ||
2e58ef3e | 1663 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1664 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1665 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
04124681 | 1666 | MGMT_STATUS_BUSY); |
9fbcbb45 JH |
1667 | goto failed; |
1668 | } | |
1669 | ||
2e58ef3e | 1670 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1671 | if (!cmd) { |
1672 | err = -ENOMEM; | |
9fbcbb45 | 1673 | goto failed; |
366a0336 | 1674 | } |
9fbcbb45 | 1675 | |
9b74246f | 1676 | hci_req_init(&req, hdev); |
9fbcbb45 | 1677 | |
9a43e25f JH |
1678 | /* If BR/EDR is not enabled and we disable advertising as a |
1679 | * by-product of disabling connectable, we need to update the | |
1680 | * advertising flags. | |
1681 | */ | |
1682 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
1683 | if (!cp->val) { | |
1684 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1685 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1686 | } | |
1687 | update_adv_data(&req); | |
1688 | } else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) { | |
9b74246f JH |
1689 | if (cp->val) { |
1690 | scan = SCAN_PAGE; | |
1691 | } else { | |
1692 | scan = 0; | |
1693 | ||
1694 | if (test_bit(HCI_ISCAN, &hdev->flags) && | |
8d6083fe | 1695 | hdev->discov_timeout > 0) |
9b74246f JH |
1696 | cancel_delayed_work(&hdev->discov_off); |
1697 | } | |
2b76f453 | 1698 | |
9b74246f JH |
1699 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
1700 | } | |
2b76f453 | 1701 | |
4c01f8b8 JH |
1702 | /* If we're going from non-connectable to connectable or |
1703 | * vice-versa when fast connectable is enabled ensure that fast | |
1704 | * connectable gets disabled. write_fast_connectable won't do | |
1705 | * anything if the page scan parameters are already what they | |
1706 | * should be. | |
1707 | */ | |
1708 | if (cp->val || test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) | |
e36a3769 JH |
1709 | write_fast_connectable(&req, false); |
1710 | ||
1987fdc7 JH |
1711 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags) && |
1712 | hci_conn_num(hdev, LE_LINK) == 0) { | |
1713 | disable_advertising(&req); | |
1714 | enable_advertising(&req); | |
1715 | } | |
1716 | ||
2b76f453 | 1717 | err = hci_req_run(&req, set_connectable_complete); |
9b74246f | 1718 | if (err < 0) { |
a664b5bc | 1719 | mgmt_pending_remove(cmd); |
9b74246f | 1720 | if (err == -ENODATA) |
a81070ba JH |
1721 | err = set_connectable_update_settings(hdev, sk, |
1722 | cp->val); | |
9b74246f JH |
1723 | goto failed; |
1724 | } | |
9fbcbb45 JH |
1725 | |
1726 | failed: | |
09fd0de5 | 1727 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1728 | return err; |
1729 | } | |
1730 | ||
bdb6d971 | 1731 | static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1732 | u16 len) |
c542a06c | 1733 | { |
650f726d | 1734 | struct mgmt_mode *cp = data; |
55594356 | 1735 | bool changed; |
c542a06c JH |
1736 | int err; |
1737 | ||
bdb6d971 | 1738 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1739 | |
a7e80f25 JH |
1740 | if (cp->val != 0x00 && cp->val != 0x01) |
1741 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PAIRABLE, | |
1742 | MGMT_STATUS_INVALID_PARAMS); | |
1743 | ||
09fd0de5 | 1744 | hci_dev_lock(hdev); |
c542a06c JH |
1745 | |
1746 | if (cp->val) | |
55594356 | 1747 | changed = !test_and_set_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1748 | else |
55594356 | 1749 | changed = test_and_clear_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1750 | |
69ab39ea | 1751 | err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev); |
c542a06c | 1752 | if (err < 0) |
55594356 | 1753 | goto unlock; |
c542a06c | 1754 | |
55594356 MH |
1755 | if (changed) |
1756 | err = new_settings(hdev, sk); | |
c542a06c | 1757 | |
55594356 | 1758 | unlock: |
09fd0de5 | 1759 | hci_dev_unlock(hdev); |
c542a06c JH |
1760 | return err; |
1761 | } | |
1762 | ||
04124681 GP |
1763 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1764 | u16 len) | |
33ef95ed JH |
1765 | { |
1766 | struct mgmt_mode *cp = data; | |
1767 | struct pending_cmd *cmd; | |
e6fe7986 | 1768 | u8 val, status; |
33ef95ed JH |
1769 | int err; |
1770 | ||
bdb6d971 | 1771 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1772 | |
e6fe7986 JH |
1773 | status = mgmt_bredr_support(hdev); |
1774 | if (status) | |
33c525c0 | 1775 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
e6fe7986 | 1776 | status); |
33c525c0 | 1777 | |
a7e80f25 JH |
1778 | if (cp->val != 0x00 && cp->val != 0x01) |
1779 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, | |
1780 | MGMT_STATUS_INVALID_PARAMS); | |
1781 | ||
33ef95ed JH |
1782 | hci_dev_lock(hdev); |
1783 | ||
4b34ee78 | 1784 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1785 | bool changed = false; |
1786 | ||
1787 | if (!!cp->val != test_bit(HCI_LINK_SECURITY, | |
8ce8e2b5 | 1788 | &hdev->dev_flags)) { |
47990ea0 JH |
1789 | change_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
1790 | changed = true; | |
1791 | } | |
1792 | ||
1793 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1794 | if (err < 0) | |
1795 | goto failed; | |
1796 | ||
1797 | if (changed) | |
1798 | err = new_settings(hdev, sk); | |
1799 | ||
33ef95ed JH |
1800 | goto failed; |
1801 | } | |
1802 | ||
1803 | if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { | |
bdb6d971 | 1804 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
04124681 | 1805 | MGMT_STATUS_BUSY); |
33ef95ed JH |
1806 | goto failed; |
1807 | } | |
1808 | ||
1809 | val = !!cp->val; | |
1810 | ||
1811 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1812 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1813 | goto failed; | |
1814 | } | |
1815 | ||
1816 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1817 | if (!cmd) { | |
1818 | err = -ENOMEM; | |
1819 | goto failed; | |
1820 | } | |
1821 | ||
1822 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
1823 | if (err < 0) { | |
1824 | mgmt_pending_remove(cmd); | |
1825 | goto failed; | |
1826 | } | |
1827 | ||
1828 | failed: | |
1829 | hci_dev_unlock(hdev); | |
33ef95ed JH |
1830 | return err; |
1831 | } | |
1832 | ||
bdb6d971 | 1833 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
1834 | { |
1835 | struct mgmt_mode *cp = data; | |
1836 | struct pending_cmd *cmd; | |
72ef0c1a | 1837 | u8 status; |
ed2c4ee3 JH |
1838 | int err; |
1839 | ||
bdb6d971 | 1840 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 1841 | |
cdba5281 MH |
1842 | status = mgmt_bredr_support(hdev); |
1843 | if (status) | |
1844 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); | |
1845 | ||
13ecd8b6 JH |
1846 | if (!lmp_ssp_capable(hdev)) |
1847 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1848 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 1849 | |
a7e80f25 JH |
1850 | if (cp->val != 0x00 && cp->val != 0x01) |
1851 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1852 | MGMT_STATUS_INVALID_PARAMS); | |
1853 | ||
13ecd8b6 | 1854 | hci_dev_lock(hdev); |
6c8f12c1 | 1855 | |
4b34ee78 | 1856 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 1857 | bool changed; |
c0ecddc2 | 1858 | |
9ecb3e24 MH |
1859 | if (cp->val) { |
1860 | changed = !test_and_set_bit(HCI_SSP_ENABLED, | |
1861 | &hdev->dev_flags); | |
1862 | } else { | |
1863 | changed = test_and_clear_bit(HCI_SSP_ENABLED, | |
1864 | &hdev->dev_flags); | |
1865 | if (!changed) | |
1866 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
1867 | &hdev->dev_flags); | |
1868 | else | |
1869 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
c0ecddc2 JH |
1870 | } |
1871 | ||
1872 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1873 | if (err < 0) | |
1874 | goto failed; | |
1875 | ||
1876 | if (changed) | |
1877 | err = new_settings(hdev, sk); | |
1878 | ||
ed2c4ee3 JH |
1879 | goto failed; |
1880 | } | |
1881 | ||
9ecb3e24 MH |
1882 | if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev) || |
1883 | mgmt_pending_find(MGMT_OP_SET_HS, hdev)) { | |
d97dcb66 SJ |
1884 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1885 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
1886 | goto failed; |
1887 | } | |
1888 | ||
72ef0c1a | 1889 | if (!!cp->val == test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
ed2c4ee3 JH |
1890 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
1891 | goto failed; | |
1892 | } | |
1893 | ||
1894 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
1895 | if (!cmd) { | |
1896 | err = -ENOMEM; | |
1897 | goto failed; | |
1898 | } | |
1899 | ||
3769972b JH |
1900 | if (!cp->val && test_bit(HCI_USE_DEBUG_KEYS, &hdev->dev_flags)) |
1901 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
1902 | sizeof(cp->val), &cp->val); | |
1903 | ||
72ef0c1a | 1904 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
1905 | if (err < 0) { |
1906 | mgmt_pending_remove(cmd); | |
1907 | goto failed; | |
1908 | } | |
1909 | ||
1910 | failed: | |
1911 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
1912 | return err; |
1913 | } | |
1914 | ||
bdb6d971 | 1915 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
1916 | { |
1917 | struct mgmt_mode *cp = data; | |
ee392693 | 1918 | bool changed; |
e6fe7986 | 1919 | u8 status; |
ee392693 | 1920 | int err; |
6d80dfd0 | 1921 | |
bdb6d971 | 1922 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 1923 | |
e6fe7986 JH |
1924 | status = mgmt_bredr_support(hdev); |
1925 | if (status) | |
1926 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); | |
6d80dfd0 | 1927 | |
9ecb3e24 MH |
1928 | if (!lmp_ssp_capable(hdev)) |
1929 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1930 | MGMT_STATUS_NOT_SUPPORTED); | |
1931 | ||
1932 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
1933 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1934 | MGMT_STATUS_REJECTED); | |
1935 | ||
a7e80f25 JH |
1936 | if (cp->val != 0x00 && cp->val != 0x01) |
1937 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1938 | MGMT_STATUS_INVALID_PARAMS); | |
1939 | ||
ee392693 MH |
1940 | hci_dev_lock(hdev); |
1941 | ||
a0cdf960 | 1942 | if (cp->val) { |
ee392693 | 1943 | changed = !test_and_set_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 MH |
1944 | } else { |
1945 | if (hdev_is_powered(hdev)) { | |
1946 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1947 | MGMT_STATUS_REJECTED); | |
1948 | goto unlock; | |
1949 | } | |
1950 | ||
ee392693 | 1951 | changed = test_and_clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 | 1952 | } |
ee392693 MH |
1953 | |
1954 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
1955 | if (err < 0) | |
1956 | goto unlock; | |
1957 | ||
1958 | if (changed) | |
1959 | err = new_settings(hdev, sk); | |
6d80dfd0 | 1960 | |
ee392693 MH |
1961 | unlock: |
1962 | hci_dev_unlock(hdev); | |
1963 | return err; | |
6d80dfd0 JH |
1964 | } |
1965 | ||
416a4ae5 JH |
1966 | static void le_enable_complete(struct hci_dev *hdev, u8 status) |
1967 | { | |
1968 | struct cmd_lookup match = { NULL, hdev }; | |
1969 | ||
1970 | if (status) { | |
1971 | u8 mgmt_err = mgmt_status(status); | |
1972 | ||
1973 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
1974 | &mgmt_err); | |
1975 | return; | |
1976 | } | |
1977 | ||
1978 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
1979 | ||
1980 | new_settings(hdev, match.sk); | |
1981 | ||
1982 | if (match.sk) | |
1983 | sock_put(match.sk); | |
441ad2d0 MH |
1984 | |
1985 | /* Make sure the controller has a good default for | |
1986 | * advertising data. Restrict the update to when LE | |
1987 | * has actually been enabled. During power on, the | |
1988 | * update in powered_update_hci will take care of it. | |
1989 | */ | |
1990 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1991 | struct hci_request req; | |
1992 | ||
1993 | hci_dev_lock(hdev); | |
1994 | ||
1995 | hci_req_init(&req, hdev); | |
5947f4bc | 1996 | update_adv_data(&req); |
f14d8f64 | 1997 | update_scan_rsp_data(&req); |
441ad2d0 MH |
1998 | hci_req_run(&req, NULL); |
1999 | ||
2000 | hci_dev_unlock(hdev); | |
2001 | } | |
416a4ae5 JH |
2002 | } |
2003 | ||
bdb6d971 | 2004 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
2005 | { |
2006 | struct mgmt_mode *cp = data; | |
2007 | struct hci_cp_write_le_host_supported hci_cp; | |
2008 | struct pending_cmd *cmd; | |
416a4ae5 | 2009 | struct hci_request req; |
06199cf8 | 2010 | int err; |
0b60eba1 | 2011 | u8 val, enabled; |
06199cf8 | 2012 | |
bdb6d971 | 2013 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 2014 | |
13ecd8b6 JH |
2015 | if (!lmp_le_capable(hdev)) |
2016 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
2017 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 2018 | |
a7e80f25 JH |
2019 | if (cp->val != 0x00 && cp->val != 0x01) |
2020 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
2021 | MGMT_STATUS_INVALID_PARAMS); | |
2022 | ||
c73eee91 | 2023 | /* LE-only devices do not allow toggling LE on/off */ |
56f87901 | 2024 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
c73eee91 JH |
2025 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
2026 | MGMT_STATUS_REJECTED); | |
2027 | ||
13ecd8b6 | 2028 | hci_dev_lock(hdev); |
06199cf8 JH |
2029 | |
2030 | val = !!cp->val; | |
ffa88e02 | 2031 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 2032 | |
0b60eba1 | 2033 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
2034 | bool changed = false; |
2035 | ||
2036 | if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
2037 | change_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
2038 | changed = true; | |
2039 | } | |
2040 | ||
f3d3444a JH |
2041 | if (!val && test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
2042 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
eeca6f89 JH |
2043 | changed = true; |
2044 | } | |
2045 | ||
06199cf8 JH |
2046 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
2047 | if (err < 0) | |
1de028ce | 2048 | goto unlock; |
06199cf8 JH |
2049 | |
2050 | if (changed) | |
2051 | err = new_settings(hdev, sk); | |
2052 | ||
1de028ce | 2053 | goto unlock; |
06199cf8 JH |
2054 | } |
2055 | ||
4375f103 JH |
2056 | if (mgmt_pending_find(MGMT_OP_SET_LE, hdev) || |
2057 | mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
bdb6d971 | 2058 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
04124681 | 2059 | MGMT_STATUS_BUSY); |
1de028ce | 2060 | goto unlock; |
06199cf8 JH |
2061 | } |
2062 | ||
2063 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
2064 | if (!cmd) { | |
2065 | err = -ENOMEM; | |
1de028ce | 2066 | goto unlock; |
06199cf8 JH |
2067 | } |
2068 | ||
441ad2d0 MH |
2069 | hci_req_init(&req, hdev); |
2070 | ||
06199cf8 JH |
2071 | memset(&hci_cp, 0, sizeof(hci_cp)); |
2072 | ||
2073 | if (val) { | |
2074 | hci_cp.le = val; | |
ffa88e02 | 2075 | hci_cp.simul = lmp_le_br_capable(hdev); |
441ad2d0 MH |
2076 | } else { |
2077 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
2078 | disable_advertising(&req); | |
06199cf8 JH |
2079 | } |
2080 | ||
416a4ae5 JH |
2081 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
2082 | &hci_cp); | |
2083 | ||
2084 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 2085 | if (err < 0) |
06199cf8 | 2086 | mgmt_pending_remove(cmd); |
06199cf8 | 2087 | |
1de028ce JH |
2088 | unlock: |
2089 | hci_dev_unlock(hdev); | |
06199cf8 JH |
2090 | return err; |
2091 | } | |
2092 | ||
0cab9c80 JH |
2093 | /* This is a helper function to test for pending mgmt commands that can |
2094 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
2095 | * mgmt command at a time since otherwise we cannot easily track what | |
2096 | * the current values are, will be, and based on that calculate if a new | |
2097 | * HCI command needs to be sent and if yes with what value. | |
2098 | */ | |
2099 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
2100 | { | |
2101 | struct pending_cmd *cmd; | |
2102 | ||
2103 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
2104 | switch (cmd->opcode) { | |
2105 | case MGMT_OP_ADD_UUID: | |
2106 | case MGMT_OP_REMOVE_UUID: | |
2107 | case MGMT_OP_SET_DEV_CLASS: | |
2108 | case MGMT_OP_SET_POWERED: | |
2109 | return true; | |
2110 | } | |
2111 | } | |
2112 | ||
2113 | return false; | |
2114 | } | |
2115 | ||
83be8eca JH |
2116 | static const u8 bluetooth_base_uuid[] = { |
2117 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
2118 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2119 | }; | |
2120 | ||
2121 | static u8 get_uuid_size(const u8 *uuid) | |
2122 | { | |
2123 | u32 val; | |
2124 | ||
2125 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
2126 | return 128; | |
2127 | ||
2128 | val = get_unaligned_le32(&uuid[12]); | |
2129 | if (val > 0xffff) | |
2130 | return 32; | |
2131 | ||
2132 | return 16; | |
2133 | } | |
2134 | ||
92da6097 JH |
2135 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
2136 | { | |
2137 | struct pending_cmd *cmd; | |
2138 | ||
2139 | hci_dev_lock(hdev); | |
2140 | ||
2141 | cmd = mgmt_pending_find(mgmt_op, hdev); | |
2142 | if (!cmd) | |
2143 | goto unlock; | |
2144 | ||
2145 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
2146 | hdev->dev_class, 3); | |
2147 | ||
2148 | mgmt_pending_remove(cmd); | |
2149 | ||
2150 | unlock: | |
2151 | hci_dev_unlock(hdev); | |
2152 | } | |
2153 | ||
2154 | static void add_uuid_complete(struct hci_dev *hdev, u8 status) | |
2155 | { | |
2156 | BT_DBG("status 0x%02x", status); | |
2157 | ||
2158 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
2159 | } | |
2160 | ||
bdb6d971 | 2161 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 2162 | { |
650f726d | 2163 | struct mgmt_cp_add_uuid *cp = data; |
90e70454 | 2164 | struct pending_cmd *cmd; |
890ea898 | 2165 | struct hci_request req; |
2aeb9a1a | 2166 | struct bt_uuid *uuid; |
2aeb9a1a JH |
2167 | int err; |
2168 | ||
bdb6d971 | 2169 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2170 | |
09fd0de5 | 2171 | hci_dev_lock(hdev); |
2aeb9a1a | 2172 | |
0cab9c80 | 2173 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2174 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
04124681 | 2175 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2176 | goto failed; |
2177 | } | |
2178 | ||
92c4c204 | 2179 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
2180 | if (!uuid) { |
2181 | err = -ENOMEM; | |
2182 | goto failed; | |
2183 | } | |
2184 | ||
2185 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 2186 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 2187 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 2188 | |
de66aa63 | 2189 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 2190 | |
890ea898 | 2191 | hci_req_init(&req, hdev); |
1aff6f09 | 2192 | |
890ea898 JH |
2193 | update_class(&req); |
2194 | update_eir(&req); | |
2195 | ||
92da6097 JH |
2196 | err = hci_req_run(&req, add_uuid_complete); |
2197 | if (err < 0) { | |
2198 | if (err != -ENODATA) | |
2199 | goto failed; | |
80a1e1db | 2200 | |
bdb6d971 | 2201 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
04124681 | 2202 | hdev->dev_class, 3); |
90e70454 JH |
2203 | goto failed; |
2204 | } | |
2205 | ||
2206 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 2207 | if (!cmd) { |
90e70454 | 2208 | err = -ENOMEM; |
890ea898 JH |
2209 | goto failed; |
2210 | } | |
2211 | ||
2212 | err = 0; | |
2aeb9a1a JH |
2213 | |
2214 | failed: | |
09fd0de5 | 2215 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2216 | return err; |
2217 | } | |
2218 | ||
24b78d0f JH |
2219 | static bool enable_service_cache(struct hci_dev *hdev) |
2220 | { | |
2221 | if (!hdev_is_powered(hdev)) | |
2222 | return false; | |
2223 | ||
2224 | if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { | |
46818ed5 JH |
2225 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
2226 | CACHE_TIMEOUT); | |
24b78d0f JH |
2227 | return true; |
2228 | } | |
2229 | ||
2230 | return false; | |
2231 | } | |
2232 | ||
92da6097 JH |
2233 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status) |
2234 | { | |
2235 | BT_DBG("status 0x%02x", status); | |
2236 | ||
2237 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
2238 | } | |
2239 | ||
bdb6d971 | 2240 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2241 | u16 len) |
2aeb9a1a | 2242 | { |
650f726d | 2243 | struct mgmt_cp_remove_uuid *cp = data; |
90e70454 | 2244 | struct pending_cmd *cmd; |
056341c8 | 2245 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 2246 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 2247 | struct hci_request req; |
2aeb9a1a JH |
2248 | int err, found; |
2249 | ||
bdb6d971 | 2250 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2251 | |
09fd0de5 | 2252 | hci_dev_lock(hdev); |
2aeb9a1a | 2253 | |
0cab9c80 | 2254 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2255 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2256 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2257 | goto unlock; |
2258 | } | |
2259 | ||
2aeb9a1a | 2260 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
35f7498a | 2261 | hci_uuids_clear(hdev); |
4004b6d9 | 2262 | |
24b78d0f | 2263 | if (enable_service_cache(hdev)) { |
bdb6d971 | 2264 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2265 | 0, hdev->dev_class, 3); |
24b78d0f JH |
2266 | goto unlock; |
2267 | } | |
4004b6d9 | 2268 | |
9246a869 | 2269 | goto update_class; |
2aeb9a1a JH |
2270 | } |
2271 | ||
2272 | found = 0; | |
2273 | ||
056341c8 | 2274 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
2275 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
2276 | continue; | |
2277 | ||
2278 | list_del(&match->list); | |
482049f7 | 2279 | kfree(match); |
2aeb9a1a JH |
2280 | found++; |
2281 | } | |
2282 | ||
2283 | if (found == 0) { | |
bdb6d971 | 2284 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2285 | MGMT_STATUS_INVALID_PARAMS); |
2aeb9a1a JH |
2286 | goto unlock; |
2287 | } | |
2288 | ||
9246a869 | 2289 | update_class: |
890ea898 | 2290 | hci_req_init(&req, hdev); |
1aff6f09 | 2291 | |
890ea898 JH |
2292 | update_class(&req); |
2293 | update_eir(&req); | |
2294 | ||
92da6097 JH |
2295 | err = hci_req_run(&req, remove_uuid_complete); |
2296 | if (err < 0) { | |
2297 | if (err != -ENODATA) | |
2298 | goto unlock; | |
80a1e1db | 2299 | |
bdb6d971 | 2300 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
04124681 | 2301 | hdev->dev_class, 3); |
90e70454 JH |
2302 | goto unlock; |
2303 | } | |
2304 | ||
2305 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 2306 | if (!cmd) { |
90e70454 | 2307 | err = -ENOMEM; |
890ea898 JH |
2308 | goto unlock; |
2309 | } | |
2310 | ||
2311 | err = 0; | |
2aeb9a1a JH |
2312 | |
2313 | unlock: | |
09fd0de5 | 2314 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2315 | return err; |
2316 | } | |
2317 | ||
92da6097 JH |
2318 | static void set_class_complete(struct hci_dev *hdev, u8 status) |
2319 | { | |
2320 | BT_DBG("status 0x%02x", status); | |
2321 | ||
2322 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
2323 | } | |
2324 | ||
bdb6d971 | 2325 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2326 | u16 len) |
1aff6f09 | 2327 | { |
650f726d | 2328 | struct mgmt_cp_set_dev_class *cp = data; |
90e70454 | 2329 | struct pending_cmd *cmd; |
890ea898 | 2330 | struct hci_request req; |
1aff6f09 JH |
2331 | int err; |
2332 | ||
bdb6d971 | 2333 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 2334 | |
6203fc98 | 2335 | if (!lmp_bredr_capable(hdev)) |
13ecd8b6 JH |
2336 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2337 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2338 | |
0cab9c80 | 2339 | hci_dev_lock(hdev); |
ee98f473 | 2340 | |
0cab9c80 JH |
2341 | if (pending_eir_or_class(hdev)) { |
2342 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2343 | MGMT_STATUS_BUSY); | |
2344 | goto unlock; | |
2345 | } | |
c95f0ba7 | 2346 | |
0cab9c80 JH |
2347 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
2348 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2349 | MGMT_STATUS_INVALID_PARAMS); | |
2350 | goto unlock; | |
2351 | } | |
575b3a02 | 2352 | |
932f5ff5 JH |
2353 | hdev->major_class = cp->major; |
2354 | hdev->minor_class = cp->minor; | |
2355 | ||
b5235a65 | 2356 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2357 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2358 | hdev->dev_class, 3); |
b5235a65 JH |
2359 | goto unlock; |
2360 | } | |
2361 | ||
890ea898 JH |
2362 | hci_req_init(&req, hdev); |
2363 | ||
a8b2d5c2 | 2364 | if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { |
7d78525d JH |
2365 | hci_dev_unlock(hdev); |
2366 | cancel_delayed_work_sync(&hdev->service_cache); | |
2367 | hci_dev_lock(hdev); | |
890ea898 | 2368 | update_eir(&req); |
7d78525d | 2369 | } |
14c0b608 | 2370 | |
890ea898 JH |
2371 | update_class(&req); |
2372 | ||
92da6097 JH |
2373 | err = hci_req_run(&req, set_class_complete); |
2374 | if (err < 0) { | |
2375 | if (err != -ENODATA) | |
2376 | goto unlock; | |
1aff6f09 | 2377 | |
bdb6d971 | 2378 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2379 | hdev->dev_class, 3); |
90e70454 JH |
2380 | goto unlock; |
2381 | } | |
2382 | ||
2383 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2384 | if (!cmd) { |
90e70454 | 2385 | err = -ENOMEM; |
890ea898 JH |
2386 | goto unlock; |
2387 | } | |
2388 | ||
2389 | err = 0; | |
1aff6f09 | 2390 | |
b5235a65 | 2391 | unlock: |
09fd0de5 | 2392 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2393 | return err; |
2394 | } | |
2395 | ||
bdb6d971 | 2396 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2397 | u16 len) |
55ed8ca1 | 2398 | { |
650f726d | 2399 | struct mgmt_cp_load_link_keys *cp = data; |
4e51eae9 | 2400 | u16 key_count, expected_len; |
b1de97d8 | 2401 | bool changed; |
a492cd52 | 2402 | int i; |
55ed8ca1 | 2403 | |
9060d5cf MH |
2404 | BT_DBG("request for %s", hdev->name); |
2405 | ||
2406 | if (!lmp_bredr_capable(hdev)) | |
2407 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2408 | MGMT_STATUS_NOT_SUPPORTED); | |
2409 | ||
1f350c87 | 2410 | key_count = __le16_to_cpu(cp->key_count); |
55ed8ca1 | 2411 | |
86742e1e JH |
2412 | expected_len = sizeof(*cp) + key_count * |
2413 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2414 | if (expected_len != len) { |
86742e1e | 2415 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
2606ecbc | 2416 | expected_len, len); |
bdb6d971 | 2417 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
04124681 | 2418 | MGMT_STATUS_INVALID_PARAMS); |
55ed8ca1 JH |
2419 | } |
2420 | ||
4ae14301 JH |
2421 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
2422 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2423 | MGMT_STATUS_INVALID_PARAMS); | |
2424 | ||
bdb6d971 | 2425 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2426 | key_count); |
55ed8ca1 | 2427 | |
4ee71b20 JH |
2428 | for (i = 0; i < key_count; i++) { |
2429 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2430 | ||
8e991132 | 2431 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
4ee71b20 JH |
2432 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2433 | MGMT_STATUS_INVALID_PARAMS); | |
2434 | } | |
2435 | ||
09fd0de5 | 2436 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2437 | |
2438 | hci_link_keys_clear(hdev); | |
2439 | ||
55ed8ca1 | 2440 | if (cp->debug_keys) |
0663b297 JH |
2441 | changed = !test_and_set_bit(HCI_KEEP_DEBUG_KEYS, |
2442 | &hdev->dev_flags); | |
55ed8ca1 | 2443 | else |
0663b297 JH |
2444 | changed = test_and_clear_bit(HCI_KEEP_DEBUG_KEYS, |
2445 | &hdev->dev_flags); | |
b1de97d8 MH |
2446 | |
2447 | if (changed) | |
2448 | new_settings(hdev, NULL); | |
55ed8ca1 | 2449 | |
a492cd52 | 2450 | for (i = 0; i < key_count; i++) { |
86742e1e | 2451 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2452 | |
58e9293c JH |
2453 | /* Always ignore debug keys and require a new pairing if |
2454 | * the user wants to use them. | |
2455 | */ | |
2456 | if (key->type == HCI_LK_DEBUG_COMBINATION) | |
2457 | continue; | |
2458 | ||
7652ff6a JH |
2459 | hci_add_link_key(hdev, NULL, &key->addr.bdaddr, key->val, |
2460 | key->type, key->pin_len, NULL); | |
55ed8ca1 JH |
2461 | } |
2462 | ||
bdb6d971 | 2463 | cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2464 | |
09fd0de5 | 2465 | hci_dev_unlock(hdev); |
55ed8ca1 | 2466 | |
a492cd52 | 2467 | return 0; |
55ed8ca1 JH |
2468 | } |
2469 | ||
b1078ad0 | 2470 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2471 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2472 | { |
2473 | struct mgmt_ev_device_unpaired ev; | |
2474 | ||
2475 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2476 | ev.addr.type = addr_type; | |
2477 | ||
2478 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2479 | skip_sk); |
b1078ad0 JH |
2480 | } |
2481 | ||
bdb6d971 | 2482 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2483 | u16 len) |
55ed8ca1 | 2484 | { |
124f6e35 JH |
2485 | struct mgmt_cp_unpair_device *cp = data; |
2486 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
2487 | struct hci_cp_disconnect dc; |
2488 | struct pending_cmd *cmd; | |
55ed8ca1 | 2489 | struct hci_conn *conn; |
55ed8ca1 JH |
2490 | int err; |
2491 | ||
a8a1d19e | 2492 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2493 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2494 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2495 | |
4ee71b20 JH |
2496 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2497 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2498 | MGMT_STATUS_INVALID_PARAMS, | |
2499 | &rp, sizeof(rp)); | |
2500 | ||
118da70b JH |
2501 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2502 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2503 | MGMT_STATUS_INVALID_PARAMS, | |
2504 | &rp, sizeof(rp)); | |
2505 | ||
4ee71b20 JH |
2506 | hci_dev_lock(hdev); |
2507 | ||
86a8cfc6 | 2508 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2509 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2510 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); |
86a8cfc6 JH |
2511 | goto unlock; |
2512 | } | |
2513 | ||
e0b2b27e | 2514 | if (cp->addr.type == BDADDR_BREDR) { |
124f6e35 | 2515 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
e0b2b27e JH |
2516 | } else { |
2517 | u8 addr_type; | |
2518 | ||
2519 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
2520 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2521 | else | |
2522 | addr_type = ADDR_LE_DEV_RANDOM; | |
2523 | ||
a7ec7338 JH |
2524 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); |
2525 | ||
a9b0a04c AG |
2526 | hci_conn_params_del(hdev, &cp->addr.bdaddr, addr_type); |
2527 | ||
e0b2b27e JH |
2528 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); |
2529 | } | |
b0dbfb46 | 2530 | |
55ed8ca1 | 2531 | if (err < 0) { |
bdb6d971 | 2532 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2533 | MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); |
55ed8ca1 JH |
2534 | goto unlock; |
2535 | } | |
2536 | ||
86a8cfc6 | 2537 | if (cp->disconnect) { |
591f47f3 | 2538 | if (cp->addr.type == BDADDR_BREDR) |
86a8cfc6 | 2539 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
8ce8e2b5 | 2540 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2541 | else |
2542 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, | |
8ce8e2b5 | 2543 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2544 | } else { |
2545 | conn = NULL; | |
2546 | } | |
124f6e35 | 2547 | |
a8a1d19e | 2548 | if (!conn) { |
bdb6d971 | 2549 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
04124681 | 2550 | &rp, sizeof(rp)); |
b1078ad0 | 2551 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2552 | goto unlock; |
2553 | } | |
55ed8ca1 | 2554 | |
124f6e35 | 2555 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2556 | sizeof(*cp)); |
a8a1d19e JH |
2557 | if (!cmd) { |
2558 | err = -ENOMEM; | |
2559 | goto unlock; | |
55ed8ca1 JH |
2560 | } |
2561 | ||
eb55ef07 | 2562 | dc.handle = cpu_to_le16(conn->handle); |
a8a1d19e JH |
2563 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
2564 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2565 | if (err < 0) | |
2566 | mgmt_pending_remove(cmd); | |
2567 | ||
55ed8ca1 | 2568 | unlock: |
09fd0de5 | 2569 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2570 | return err; |
2571 | } | |
2572 | ||
bdb6d971 | 2573 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2574 | u16 len) |
8962ee74 | 2575 | { |
650f726d | 2576 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2577 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2578 | struct hci_cp_disconnect dc; |
366a0336 | 2579 | struct pending_cmd *cmd; |
8962ee74 | 2580 | struct hci_conn *conn; |
8962ee74 JH |
2581 | int err; |
2582 | ||
2583 | BT_DBG(""); | |
2584 | ||
06a63b19 JH |
2585 | memset(&rp, 0, sizeof(rp)); |
2586 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2587 | rp.addr.type = cp->addr.type; | |
2588 | ||
4ee71b20 | 2589 | if (!bdaddr_type_is_valid(cp->addr.type)) |
06a63b19 JH |
2590 | return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2591 | MGMT_STATUS_INVALID_PARAMS, | |
2592 | &rp, sizeof(rp)); | |
4ee71b20 | 2593 | |
09fd0de5 | 2594 | hci_dev_lock(hdev); |
8962ee74 JH |
2595 | |
2596 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
06a63b19 JH |
2597 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2598 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
8962ee74 JH |
2599 | goto failed; |
2600 | } | |
2601 | ||
2e58ef3e | 2602 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) { |
06a63b19 JH |
2603 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2604 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2605 | goto failed; |
2606 | } | |
2607 | ||
591f47f3 | 2608 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2609 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2610 | &cp->addr.bdaddr); | |
88c3df13 JH |
2611 | else |
2612 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 2613 | |
f960727e | 2614 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
06a63b19 JH |
2615 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2616 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
8962ee74 JH |
2617 | goto failed; |
2618 | } | |
2619 | ||
2e58ef3e | 2620 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2621 | if (!cmd) { |
2622 | err = -ENOMEM; | |
8962ee74 | 2623 | goto failed; |
366a0336 | 2624 | } |
8962ee74 | 2625 | |
eb55ef07 | 2626 | dc.handle = cpu_to_le16(conn->handle); |
3701f944 | 2627 | dc.reason = HCI_ERROR_REMOTE_USER_TERM; |
8962ee74 JH |
2628 | |
2629 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2630 | if (err < 0) | |
a664b5bc | 2631 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2632 | |
2633 | failed: | |
09fd0de5 | 2634 | hci_dev_unlock(hdev); |
8962ee74 JH |
2635 | return err; |
2636 | } | |
2637 | ||
57c1477c | 2638 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2639 | { |
2640 | switch (link_type) { | |
2641 | case LE_LINK: | |
48264f06 JH |
2642 | switch (addr_type) { |
2643 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2644 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2645 | |
48264f06 | 2646 | default: |
0ed09148 | 2647 | /* Fallback to LE Random address type */ |
591f47f3 | 2648 | return BDADDR_LE_RANDOM; |
48264f06 | 2649 | } |
0ed09148 | 2650 | |
4c659c39 | 2651 | default: |
0ed09148 | 2652 | /* Fallback to BR/EDR type */ |
591f47f3 | 2653 | return BDADDR_BREDR; |
4c659c39 JH |
2654 | } |
2655 | } | |
2656 | ||
04124681 GP |
2657 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2658 | u16 data_len) | |
2784eb41 | 2659 | { |
2784eb41 | 2660 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2661 | struct hci_conn *c; |
a38528f1 | 2662 | size_t rp_len; |
60fc5fb6 JH |
2663 | int err; |
2664 | u16 i; | |
2784eb41 JH |
2665 | |
2666 | BT_DBG(""); | |
2667 | ||
09fd0de5 | 2668 | hci_dev_lock(hdev); |
2784eb41 | 2669 | |
5f97c1df | 2670 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2671 | err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
04124681 | 2672 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2673 | goto unlock; |
2674 | } | |
2675 | ||
60fc5fb6 | 2676 | i = 0; |
b644ba33 JH |
2677 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2678 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2679 | i++; |
2784eb41 JH |
2680 | } |
2681 | ||
60fc5fb6 | 2682 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2683 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2684 | if (!rp) { |
2784eb41 JH |
2685 | err = -ENOMEM; |
2686 | goto unlock; | |
2687 | } | |
2688 | ||
2784eb41 | 2689 | i = 0; |
4c659c39 | 2690 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2691 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2692 | continue; | |
4c659c39 | 2693 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2694 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2695 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2696 | continue; |
2697 | i++; | |
2698 | } | |
2699 | ||
eb55ef07 | 2700 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2701 | |
4c659c39 JH |
2702 | /* Recalculate length in case of filtered SCO connections, etc */ |
2703 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2704 | |
bdb6d971 | 2705 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
04124681 | 2706 | rp_len); |
2784eb41 | 2707 | |
a38528f1 | 2708 | kfree(rp); |
5f97c1df JH |
2709 | |
2710 | unlock: | |
09fd0de5 | 2711 | hci_dev_unlock(hdev); |
2784eb41 JH |
2712 | return err; |
2713 | } | |
2714 | ||
bdb6d971 | 2715 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2716 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 WR |
2717 | { |
2718 | struct pending_cmd *cmd; | |
2719 | int err; | |
2720 | ||
2e58ef3e | 2721 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2722 | sizeof(*cp)); |
96d97a67 WR |
2723 | if (!cmd) |
2724 | return -ENOMEM; | |
2725 | ||
d8457698 | 2726 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2727 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2728 | if (err < 0) |
2729 | mgmt_pending_remove(cmd); | |
2730 | ||
2731 | return err; | |
2732 | } | |
2733 | ||
bdb6d971 | 2734 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2735 | u16 len) |
980e1a53 | 2736 | { |
96d97a67 | 2737 | struct hci_conn *conn; |
650f726d | 2738 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2739 | struct hci_cp_pin_code_reply reply; |
366a0336 | 2740 | struct pending_cmd *cmd; |
980e1a53 JH |
2741 | int err; |
2742 | ||
2743 | BT_DBG(""); | |
2744 | ||
09fd0de5 | 2745 | hci_dev_lock(hdev); |
980e1a53 | 2746 | |
4b34ee78 | 2747 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2748 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2749 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
2750 | goto failed; |
2751 | } | |
2752 | ||
d8457698 | 2753 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2754 | if (!conn) { |
bdb6d971 | 2755 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2756 | MGMT_STATUS_NOT_CONNECTED); |
96d97a67 WR |
2757 | goto failed; |
2758 | } | |
2759 | ||
2760 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2761 | struct mgmt_cp_pin_code_neg_reply ncp; |
2762 | ||
2763 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2764 | |
2765 | BT_ERR("PIN code is not 16 bytes long"); | |
2766 | ||
bdb6d971 | 2767 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2768 | if (err >= 0) |
bdb6d971 | 2769 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2770 | MGMT_STATUS_INVALID_PARAMS); |
96d97a67 WR |
2771 | |
2772 | goto failed; | |
2773 | } | |
2774 | ||
00abfe44 | 2775 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2776 | if (!cmd) { |
2777 | err = -ENOMEM; | |
980e1a53 | 2778 | goto failed; |
366a0336 | 2779 | } |
980e1a53 | 2780 | |
d8457698 | 2781 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 2782 | reply.pin_len = cp->pin_len; |
24718ca5 | 2783 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
2784 | |
2785 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
2786 | if (err < 0) | |
a664b5bc | 2787 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2788 | |
2789 | failed: | |
09fd0de5 | 2790 | hci_dev_unlock(hdev); |
980e1a53 JH |
2791 | return err; |
2792 | } | |
2793 | ||
04124681 GP |
2794 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
2795 | u16 len) | |
17fa4b9d | 2796 | { |
650f726d | 2797 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
2798 | |
2799 | BT_DBG(""); | |
2800 | ||
4ec86d4c JH |
2801 | if (cp->io_capability > SMP_IO_KEYBOARD_DISPLAY) |
2802 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, | |
2803 | MGMT_STATUS_INVALID_PARAMS, NULL, 0); | |
2804 | ||
09fd0de5 | 2805 | hci_dev_lock(hdev); |
17fa4b9d JH |
2806 | |
2807 | hdev->io_capability = cp->io_capability; | |
2808 | ||
2809 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 2810 | hdev->io_capability); |
17fa4b9d | 2811 | |
09fd0de5 | 2812 | hci_dev_unlock(hdev); |
17fa4b9d | 2813 | |
04124681 GP |
2814 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL, |
2815 | 0); | |
17fa4b9d JH |
2816 | } |
2817 | ||
6039aa73 | 2818 | static struct pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
2819 | { |
2820 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 2821 | struct pending_cmd *cmd; |
e9a416b5 | 2822 | |
2e58ef3e | 2823 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
2824 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
2825 | continue; | |
2826 | ||
e9a416b5 JH |
2827 | if (cmd->user_data != conn) |
2828 | continue; | |
2829 | ||
2830 | return cmd; | |
2831 | } | |
2832 | ||
2833 | return NULL; | |
2834 | } | |
2835 | ||
2836 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
2837 | { | |
2838 | struct mgmt_rp_pair_device rp; | |
2839 | struct hci_conn *conn = cmd->user_data; | |
2840 | ||
61b1a7fb JH |
2841 | bacpy(&rp.addr.bdaddr, &conn->dst); |
2842 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); | |
e9a416b5 | 2843 | |
aee9b218 | 2844 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, |
04124681 | 2845 | &rp, sizeof(rp)); |
e9a416b5 JH |
2846 | |
2847 | /* So we don't get further callbacks for this connection */ | |
2848 | conn->connect_cfm_cb = NULL; | |
2849 | conn->security_cfm_cb = NULL; | |
2850 | conn->disconn_cfm_cb = NULL; | |
2851 | ||
76a68ba0 | 2852 | hci_conn_drop(conn); |
e9a416b5 | 2853 | |
a664b5bc | 2854 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
2855 | } |
2856 | ||
f4a407be JH |
2857 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
2858 | { | |
2859 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; | |
2860 | struct pending_cmd *cmd; | |
2861 | ||
2862 | cmd = find_pairing(conn); | |
2863 | if (cmd) | |
2864 | pairing_complete(cmd, status); | |
2865 | } | |
2866 | ||
e9a416b5 JH |
2867 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
2868 | { | |
2869 | struct pending_cmd *cmd; | |
2870 | ||
2871 | BT_DBG("status %u", status); | |
2872 | ||
2873 | cmd = find_pairing(conn); | |
56e5cb86 | 2874 | if (!cmd) |
e9a416b5 | 2875 | BT_DBG("Unable to find a pending command"); |
56e5cb86 | 2876 | else |
e211326c | 2877 | pairing_complete(cmd, mgmt_status(status)); |
e9a416b5 JH |
2878 | } |
2879 | ||
f4a407be | 2880 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
4c47d739 VA |
2881 | { |
2882 | struct pending_cmd *cmd; | |
2883 | ||
2884 | BT_DBG("status %u", status); | |
2885 | ||
2886 | if (!status) | |
2887 | return; | |
2888 | ||
2889 | cmd = find_pairing(conn); | |
2890 | if (!cmd) | |
2891 | BT_DBG("Unable to find a pending command"); | |
2892 | else | |
2893 | pairing_complete(cmd, mgmt_status(status)); | |
2894 | } | |
2895 | ||
bdb6d971 | 2896 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2897 | u16 len) |
e9a416b5 | 2898 | { |
650f726d | 2899 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 2900 | struct mgmt_rp_pair_device rp; |
e9a416b5 JH |
2901 | struct pending_cmd *cmd; |
2902 | u8 sec_level, auth_type; | |
2903 | struct hci_conn *conn; | |
e9a416b5 JH |
2904 | int err; |
2905 | ||
2906 | BT_DBG(""); | |
2907 | ||
f950a30e SJ |
2908 | memset(&rp, 0, sizeof(rp)); |
2909 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2910 | rp.addr.type = cp->addr.type; | |
2911 | ||
4ee71b20 JH |
2912 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2913 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
2914 | MGMT_STATUS_INVALID_PARAMS, | |
2915 | &rp, sizeof(rp)); | |
2916 | ||
4ec86d4c JH |
2917 | if (cp->io_cap > SMP_IO_KEYBOARD_DISPLAY) |
2918 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
2919 | MGMT_STATUS_INVALID_PARAMS, | |
2920 | &rp, sizeof(rp)); | |
2921 | ||
09fd0de5 | 2922 | hci_dev_lock(hdev); |
e9a416b5 | 2923 | |
5f97c1df | 2924 | if (!hdev_is_powered(hdev)) { |
f950a30e SJ |
2925 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2926 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5f97c1df JH |
2927 | goto unlock; |
2928 | } | |
2929 | ||
c908df36 | 2930 | sec_level = BT_SECURITY_MEDIUM; |
6fd6b915 | 2931 | auth_type = HCI_AT_DEDICATED_BONDING; |
e9a416b5 | 2932 | |
6f77d8c7 | 2933 | if (cp->addr.type == BDADDR_BREDR) { |
04a6c589 AG |
2934 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
2935 | auth_type); | |
6f77d8c7 AG |
2936 | } else { |
2937 | u8 addr_type; | |
2938 | ||
2939 | /* Convert from L2CAP channel address type to HCI address type | |
2940 | */ | |
2941 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
2942 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2943 | else | |
2944 | addr_type = ADDR_LE_DEV_RANDOM; | |
2945 | ||
2946 | conn = hci_connect_le(hdev, &cp->addr.bdaddr, addr_type, | |
04a6c589 | 2947 | sec_level, auth_type); |
6f77d8c7 | 2948 | } |
7a512d01 | 2949 | |
30e76272 | 2950 | if (IS_ERR(conn)) { |
489dc48e AK |
2951 | int status; |
2952 | ||
2953 | if (PTR_ERR(conn) == -EBUSY) | |
2954 | status = MGMT_STATUS_BUSY; | |
2955 | else | |
2956 | status = MGMT_STATUS_CONNECT_FAILED; | |
2957 | ||
bdb6d971 | 2958 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
489dc48e | 2959 | status, &rp, |
04124681 | 2960 | sizeof(rp)); |
e9a416b5 JH |
2961 | goto unlock; |
2962 | } | |
2963 | ||
2964 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 2965 | hci_conn_drop(conn); |
bdb6d971 | 2966 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
04124681 | 2967 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
e9a416b5 JH |
2968 | goto unlock; |
2969 | } | |
2970 | ||
2e58ef3e | 2971 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
2972 | if (!cmd) { |
2973 | err = -ENOMEM; | |
76a68ba0 | 2974 | hci_conn_drop(conn); |
e9a416b5 JH |
2975 | goto unlock; |
2976 | } | |
2977 | ||
7a512d01 | 2978 | /* For LE, just connecting isn't a proof that the pairing finished */ |
f4a407be | 2979 | if (cp->addr.type == BDADDR_BREDR) { |
7a512d01 | 2980 | conn->connect_cfm_cb = pairing_complete_cb; |
f4a407be JH |
2981 | conn->security_cfm_cb = pairing_complete_cb; |
2982 | conn->disconn_cfm_cb = pairing_complete_cb; | |
2983 | } else { | |
2984 | conn->connect_cfm_cb = le_pairing_complete_cb; | |
2985 | conn->security_cfm_cb = le_pairing_complete_cb; | |
2986 | conn->disconn_cfm_cb = le_pairing_complete_cb; | |
2987 | } | |
7a512d01 | 2988 | |
e9a416b5 JH |
2989 | conn->io_capability = cp->io_cap; |
2990 | cmd->user_data = conn; | |
2991 | ||
2992 | if (conn->state == BT_CONNECTED && | |
8ce8e2b5 | 2993 | hci_conn_security(conn, sec_level, auth_type)) |
e9a416b5 JH |
2994 | pairing_complete(cmd, 0); |
2995 | ||
2996 | err = 0; | |
2997 | ||
2998 | unlock: | |
09fd0de5 | 2999 | hci_dev_unlock(hdev); |
e9a416b5 JH |
3000 | return err; |
3001 | } | |
3002 | ||
04124681 GP |
3003 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
3004 | u16 len) | |
28424707 | 3005 | { |
0f4e68cf | 3006 | struct mgmt_addr_info *addr = data; |
28424707 JH |
3007 | struct pending_cmd *cmd; |
3008 | struct hci_conn *conn; | |
3009 | int err; | |
3010 | ||
3011 | BT_DBG(""); | |
3012 | ||
28424707 JH |
3013 | hci_dev_lock(hdev); |
3014 | ||
5f97c1df | 3015 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3016 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3017 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
3018 | goto unlock; |
3019 | } | |
3020 | ||
28424707 JH |
3021 | cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
3022 | if (!cmd) { | |
bdb6d971 | 3023 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3024 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
3025 | goto unlock; |
3026 | } | |
3027 | ||
3028 | conn = cmd->user_data; | |
3029 | ||
3030 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
bdb6d971 | 3031 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 3032 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
3033 | goto unlock; |
3034 | } | |
3035 | ||
3036 | pairing_complete(cmd, MGMT_STATUS_CANCELLED); | |
3037 | ||
bdb6d971 | 3038 | err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
04124681 | 3039 | addr, sizeof(*addr)); |
28424707 JH |
3040 | unlock: |
3041 | hci_dev_unlock(hdev); | |
28424707 JH |
3042 | return err; |
3043 | } | |
3044 | ||
bdb6d971 | 3045 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 3046 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 3047 | u16 hci_op, __le32 passkey) |
a5c29683 | 3048 | { |
a5c29683 | 3049 | struct pending_cmd *cmd; |
0df4c185 | 3050 | struct hci_conn *conn; |
a5c29683 JH |
3051 | int err; |
3052 | ||
09fd0de5 | 3053 | hci_dev_lock(hdev); |
08ba5382 | 3054 | |
4b34ee78 | 3055 | if (!hdev_is_powered(hdev)) { |
feb94d3d JH |
3056 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3057 | MGMT_STATUS_NOT_POWERED, addr, | |
3058 | sizeof(*addr)); | |
0df4c185 | 3059 | goto done; |
a5c29683 JH |
3060 | } |
3061 | ||
1707c60e JH |
3062 | if (addr->type == BDADDR_BREDR) |
3063 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 3064 | else |
1707c60e | 3065 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
272d90df JH |
3066 | |
3067 | if (!conn) { | |
feb94d3d JH |
3068 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3069 | MGMT_STATUS_NOT_CONNECTED, addr, | |
3070 | sizeof(*addr)); | |
272d90df JH |
3071 | goto done; |
3072 | } | |
47c15e2b | 3073 | |
1707c60e | 3074 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
5fe57d9e | 3075 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
5fe57d9e | 3076 | if (!err) |
feb94d3d JH |
3077 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3078 | MGMT_STATUS_SUCCESS, addr, | |
3079 | sizeof(*addr)); | |
5fe57d9e | 3080 | else |
feb94d3d JH |
3081 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3082 | MGMT_STATUS_FAILED, addr, | |
3083 | sizeof(*addr)); | |
47c15e2b | 3084 | |
47c15e2b BG |
3085 | goto done; |
3086 | } | |
3087 | ||
1707c60e | 3088 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
3089 | if (!cmd) { |
3090 | err = -ENOMEM; | |
0df4c185 | 3091 | goto done; |
a5c29683 JH |
3092 | } |
3093 | ||
0df4c185 | 3094 | /* Continue with pairing via HCI */ |
604086b7 BG |
3095 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
3096 | struct hci_cp_user_passkey_reply cp; | |
3097 | ||
1707c60e | 3098 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
3099 | cp.passkey = passkey; |
3100 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
3101 | } else | |
1707c60e JH |
3102 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
3103 | &addr->bdaddr); | |
604086b7 | 3104 | |
a664b5bc JH |
3105 | if (err < 0) |
3106 | mgmt_pending_remove(cmd); | |
a5c29683 | 3107 | |
0df4c185 | 3108 | done: |
09fd0de5 | 3109 | hci_dev_unlock(hdev); |
a5c29683 JH |
3110 | return err; |
3111 | } | |
3112 | ||
afeb019d JK |
3113 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
3114 | void *data, u16 len) | |
3115 | { | |
3116 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
3117 | ||
3118 | BT_DBG(""); | |
3119 | ||
1707c60e | 3120 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
3121 | MGMT_OP_PIN_CODE_NEG_REPLY, |
3122 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
3123 | } | |
3124 | ||
04124681 GP |
3125 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3126 | u16 len) | |
0df4c185 | 3127 | { |
650f726d | 3128 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
3129 | |
3130 | BT_DBG(""); | |
3131 | ||
3132 | if (len != sizeof(*cp)) | |
bdb6d971 | 3133 | return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
04124681 | 3134 | MGMT_STATUS_INVALID_PARAMS); |
0df4c185 | 3135 | |
1707c60e | 3136 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3137 | MGMT_OP_USER_CONFIRM_REPLY, |
3138 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
3139 | } |
3140 | ||
bdb6d971 | 3141 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3142 | void *data, u16 len) |
0df4c185 | 3143 | { |
c9c2659f | 3144 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
3145 | |
3146 | BT_DBG(""); | |
3147 | ||
1707c60e | 3148 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3149 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
3150 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
3151 | } |
3152 | ||
04124681 GP |
3153 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3154 | u16 len) | |
604086b7 | 3155 | { |
650f726d | 3156 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
3157 | |
3158 | BT_DBG(""); | |
3159 | ||
1707c60e | 3160 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3161 | MGMT_OP_USER_PASSKEY_REPLY, |
3162 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
3163 | } |
3164 | ||
bdb6d971 | 3165 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3166 | void *data, u16 len) |
604086b7 | 3167 | { |
650f726d | 3168 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
3169 | |
3170 | BT_DBG(""); | |
3171 | ||
1707c60e | 3172 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3173 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
3174 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
3175 | } |
3176 | ||
13928971 | 3177 | static void update_name(struct hci_request *req) |
2b4bf397 | 3178 | { |
13928971 | 3179 | struct hci_dev *hdev = req->hdev; |
2b4bf397 JH |
3180 | struct hci_cp_write_local_name cp; |
3181 | ||
13928971 | 3182 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
2b4bf397 | 3183 | |
890ea898 | 3184 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
2b4bf397 JH |
3185 | } |
3186 | ||
13928971 JH |
3187 | static void set_name_complete(struct hci_dev *hdev, u8 status) |
3188 | { | |
3189 | struct mgmt_cp_set_local_name *cp; | |
3190 | struct pending_cmd *cmd; | |
3191 | ||
3192 | BT_DBG("status 0x%02x", status); | |
3193 | ||
3194 | hci_dev_lock(hdev); | |
3195 | ||
3196 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); | |
3197 | if (!cmd) | |
3198 | goto unlock; | |
3199 | ||
3200 | cp = cmd->param; | |
3201 | ||
3202 | if (status) | |
3203 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, | |
3204 | mgmt_status(status)); | |
3205 | else | |
3206 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3207 | cp, sizeof(*cp)); | |
3208 | ||
3209 | mgmt_pending_remove(cmd); | |
3210 | ||
3211 | unlock: | |
3212 | hci_dev_unlock(hdev); | |
3213 | } | |
3214 | ||
bdb6d971 | 3215 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3216 | u16 len) |
b312b161 | 3217 | { |
2b4bf397 | 3218 | struct mgmt_cp_set_local_name *cp = data; |
b312b161 | 3219 | struct pending_cmd *cmd; |
890ea898 | 3220 | struct hci_request req; |
b312b161 JH |
3221 | int err; |
3222 | ||
3223 | BT_DBG(""); | |
3224 | ||
09fd0de5 | 3225 | hci_dev_lock(hdev); |
b312b161 | 3226 | |
b3f2ca94 JH |
3227 | /* If the old values are the same as the new ones just return a |
3228 | * direct command complete event. | |
3229 | */ | |
3230 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
3231 | !memcmp(hdev->short_name, cp->short_name, | |
3232 | sizeof(hdev->short_name))) { | |
3233 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3234 | data, len); | |
3235 | goto failed; | |
3236 | } | |
3237 | ||
2b4bf397 | 3238 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 3239 | |
b5235a65 | 3240 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 3241 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde JH |
3242 | |
3243 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
04124681 | 3244 | data, len); |
28cc7bde JH |
3245 | if (err < 0) |
3246 | goto failed; | |
3247 | ||
3248 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, | |
04124681 | 3249 | sk); |
28cc7bde | 3250 | |
b5235a65 JH |
3251 | goto failed; |
3252 | } | |
3253 | ||
28cc7bde | 3254 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3255 | if (!cmd) { |
3256 | err = -ENOMEM; | |
3257 | goto failed; | |
3258 | } | |
3259 | ||
13928971 JH |
3260 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3261 | ||
890ea898 | 3262 | hci_req_init(&req, hdev); |
3f985050 JH |
3263 | |
3264 | if (lmp_bredr_capable(hdev)) { | |
3265 | update_name(&req); | |
3266 | update_eir(&req); | |
3267 | } | |
3268 | ||
7a5f4990 MH |
3269 | /* The name is stored in the scan response data and so |
3270 | * no need to udpate the advertising data here. | |
3271 | */ | |
3f985050 | 3272 | if (lmp_le_capable(hdev)) |
7a5f4990 | 3273 | update_scan_rsp_data(&req); |
3f985050 | 3274 | |
13928971 | 3275 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3276 | if (err < 0) |
3277 | mgmt_pending_remove(cmd); | |
3278 | ||
3279 | failed: | |
09fd0de5 | 3280 | hci_dev_unlock(hdev); |
b312b161 JH |
3281 | return err; |
3282 | } | |
3283 | ||
0f4e68cf | 3284 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3285 | void *data, u16 data_len) |
c35938b2 | 3286 | { |
c35938b2 SJ |
3287 | struct pending_cmd *cmd; |
3288 | int err; | |
3289 | ||
bdb6d971 | 3290 | BT_DBG("%s", hdev->name); |
c35938b2 | 3291 | |
09fd0de5 | 3292 | hci_dev_lock(hdev); |
c35938b2 | 3293 | |
4b34ee78 | 3294 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3295 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3296 | MGMT_STATUS_NOT_POWERED); |
c35938b2 SJ |
3297 | goto unlock; |
3298 | } | |
3299 | ||
9a1a1996 | 3300 | if (!lmp_ssp_capable(hdev)) { |
bdb6d971 | 3301 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3302 | MGMT_STATUS_NOT_SUPPORTED); |
c35938b2 SJ |
3303 | goto unlock; |
3304 | } | |
3305 | ||
2e58ef3e | 3306 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
bdb6d971 | 3307 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3308 | MGMT_STATUS_BUSY); |
c35938b2 SJ |
3309 | goto unlock; |
3310 | } | |
3311 | ||
2e58ef3e | 3312 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3313 | if (!cmd) { |
3314 | err = -ENOMEM; | |
3315 | goto unlock; | |
3316 | } | |
3317 | ||
4d2d2796 MH |
3318 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
3319 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_EXT_DATA, | |
3320 | 0, NULL); | |
3321 | else | |
3322 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
3323 | ||
c35938b2 SJ |
3324 | if (err < 0) |
3325 | mgmt_pending_remove(cmd); | |
3326 | ||
3327 | unlock: | |
09fd0de5 | 3328 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3329 | return err; |
3330 | } | |
3331 | ||
bdb6d971 | 3332 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3333 | void *data, u16 len) |
2763eda6 | 3334 | { |
2763eda6 SJ |
3335 | int err; |
3336 | ||
bdb6d971 | 3337 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3338 | |
09fd0de5 | 3339 | hci_dev_lock(hdev); |
2763eda6 | 3340 | |
ec109113 MH |
3341 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
3342 | struct mgmt_cp_add_remote_oob_data *cp = data; | |
3343 | u8 status; | |
bf1e3541 | 3344 | |
ec109113 MH |
3345 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
3346 | cp->hash, cp->randomizer); | |
3347 | if (err < 0) | |
3348 | status = MGMT_STATUS_FAILED; | |
3349 | else | |
3350 | status = MGMT_STATUS_SUCCESS; | |
3351 | ||
3352 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3353 | status, &cp->addr, sizeof(cp->addr)); | |
3354 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { | |
3355 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; | |
3356 | u8 status; | |
3357 | ||
3358 | err = hci_add_remote_oob_ext_data(hdev, &cp->addr.bdaddr, | |
3359 | cp->hash192, | |
3360 | cp->randomizer192, | |
3361 | cp->hash256, | |
3362 | cp->randomizer256); | |
3363 | if (err < 0) | |
3364 | status = MGMT_STATUS_FAILED; | |
3365 | else | |
3366 | status = MGMT_STATUS_SUCCESS; | |
3367 | ||
3368 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3369 | status, &cp->addr, sizeof(cp->addr)); | |
3370 | } else { | |
3371 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); | |
3372 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3373 | MGMT_STATUS_INVALID_PARAMS); | |
3374 | } | |
2763eda6 | 3375 | |
09fd0de5 | 3376 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3377 | return err; |
3378 | } | |
3379 | ||
bdb6d971 | 3380 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3381 | void *data, u16 len) |
2763eda6 | 3382 | { |
650f726d | 3383 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3384 | u8 status; |
2763eda6 SJ |
3385 | int err; |
3386 | ||
bdb6d971 | 3387 | BT_DBG("%s", hdev->name); |
2763eda6 | 3388 | |
09fd0de5 | 3389 | hci_dev_lock(hdev); |
2763eda6 | 3390 | |
664ce4cc | 3391 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr); |
2763eda6 | 3392 | if (err < 0) |
bf1e3541 | 3393 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3394 | else |
a6785be2 | 3395 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3396 | |
bdb6d971 | 3397 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
04124681 | 3398 | status, &cp->addr, sizeof(cp->addr)); |
2763eda6 | 3399 | |
09fd0de5 | 3400 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3401 | return err; |
3402 | } | |
3403 | ||
41dc2bd6 AG |
3404 | static int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status) |
3405 | { | |
3406 | struct pending_cmd *cmd; | |
3407 | u8 type; | |
3408 | int err; | |
3409 | ||
3410 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3411 | ||
3412 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); | |
3413 | if (!cmd) | |
3414 | return -ENOENT; | |
3415 | ||
3416 | type = hdev->discovery.type; | |
3417 | ||
3418 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3419 | &type, sizeof(type)); | |
3420 | mgmt_pending_remove(cmd); | |
3421 | ||
3422 | return err; | |
3423 | } | |
3424 | ||
7c307720 AG |
3425 | static void start_discovery_complete(struct hci_dev *hdev, u8 status) |
3426 | { | |
ae55f598 LR |
3427 | unsigned long timeout = 0; |
3428 | ||
7c307720 AG |
3429 | BT_DBG("status %d", status); |
3430 | ||
3431 | if (status) { | |
3432 | hci_dev_lock(hdev); | |
3433 | mgmt_start_discovery_failed(hdev, status); | |
3434 | hci_dev_unlock(hdev); | |
3435 | return; | |
3436 | } | |
3437 | ||
3438 | hci_dev_lock(hdev); | |
3439 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); | |
3440 | hci_dev_unlock(hdev); | |
3441 | ||
3442 | switch (hdev->discovery.type) { | |
3443 | case DISCOV_TYPE_LE: | |
3d5a76f0 | 3444 | timeout = msecs_to_jiffies(DISCOV_LE_TIMEOUT); |
7c307720 AG |
3445 | break; |
3446 | ||
3447 | case DISCOV_TYPE_INTERLEAVED: | |
b9a7a61e | 3448 | timeout = msecs_to_jiffies(hdev->discov_interleaved_timeout); |
7c307720 AG |
3449 | break; |
3450 | ||
3451 | case DISCOV_TYPE_BREDR: | |
3452 | break; | |
3453 | ||
3454 | default: | |
3455 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); | |
3456 | } | |
ae55f598 LR |
3457 | |
3458 | if (!timeout) | |
3459 | return; | |
3460 | ||
3461 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, timeout); | |
7c307720 AG |
3462 | } |
3463 | ||
bdb6d971 | 3464 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3465 | void *data, u16 len) |
14a53664 | 3466 | { |
650f726d | 3467 | struct mgmt_cp_start_discovery *cp = data; |
14a53664 | 3468 | struct pending_cmd *cmd; |
7c307720 AG |
3469 | struct hci_cp_le_set_scan_param param_cp; |
3470 | struct hci_cp_le_set_scan_enable enable_cp; | |
3471 | struct hci_cp_inquiry inq_cp; | |
3472 | struct hci_request req; | |
3473 | /* General inquiry access code (GIAC) */ | |
3474 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
d9483943 | 3475 | u8 status, own_addr_type; |
14a53664 JH |
3476 | int err; |
3477 | ||
bdb6d971 | 3478 | BT_DBG("%s", hdev->name); |
14a53664 | 3479 | |
09fd0de5 | 3480 | hci_dev_lock(hdev); |
14a53664 | 3481 | |
4b34ee78 | 3482 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3483 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3484 | MGMT_STATUS_NOT_POWERED); |
bd2d1334 JH |
3485 | goto failed; |
3486 | } | |
3487 | ||
642be6c7 AG |
3488 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) { |
3489 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3490 | MGMT_STATUS_BUSY); | |
3491 | goto failed; | |
3492 | } | |
3493 | ||
ff9ef578 | 3494 | if (hdev->discovery.state != DISCOVERY_STOPPED) { |
bdb6d971 | 3495 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3496 | MGMT_STATUS_BUSY); |
ff9ef578 JH |
3497 | goto failed; |
3498 | } | |
3499 | ||
2e58ef3e | 3500 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3501 | if (!cmd) { |
3502 | err = -ENOMEM; | |
3503 | goto failed; | |
3504 | } | |
3505 | ||
4aab14e5 AG |
3506 | hdev->discovery.type = cp->type; |
3507 | ||
7c307720 AG |
3508 | hci_req_init(&req, hdev); |
3509 | ||
4aab14e5 | 3510 | switch (hdev->discovery.type) { |
f39799f5 | 3511 | case DISCOV_TYPE_BREDR: |
e6fe7986 JH |
3512 | status = mgmt_bredr_support(hdev); |
3513 | if (status) { | |
04106755 | 3514 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3515 | status); |
04106755 JH |
3516 | mgmt_pending_remove(cmd); |
3517 | goto failed; | |
3518 | } | |
3519 | ||
7c307720 AG |
3520 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3521 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3522 | MGMT_STATUS_BUSY); | |
3523 | mgmt_pending_remove(cmd); | |
3524 | goto failed; | |
3525 | } | |
3526 | ||
3527 | hci_inquiry_cache_flush(hdev); | |
3528 | ||
3529 | memset(&inq_cp, 0, sizeof(inq_cp)); | |
3530 | memcpy(&inq_cp.lap, lap, sizeof(inq_cp.lap)); | |
0d8cc935 | 3531 | inq_cp.length = DISCOV_BREDR_INQUIRY_LEN; |
7c307720 | 3532 | hci_req_add(&req, HCI_OP_INQUIRY, sizeof(inq_cp), &inq_cp); |
f39799f5 AG |
3533 | break; |
3534 | ||
3535 | case DISCOV_TYPE_LE: | |
7c307720 | 3536 | case DISCOV_TYPE_INTERLEAVED: |
e6fe7986 JH |
3537 | status = mgmt_le_support(hdev); |
3538 | if (status) { | |
04106755 | 3539 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3540 | status); |
04106755 JH |
3541 | mgmt_pending_remove(cmd); |
3542 | goto failed; | |
3543 | } | |
3544 | ||
7c307720 | 3545 | if (hdev->discovery.type == DISCOV_TYPE_INTERLEAVED && |
56f87901 | 3546 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
04106755 JH |
3547 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3548 | MGMT_STATUS_NOT_SUPPORTED); | |
3549 | mgmt_pending_remove(cmd); | |
3550 | goto failed; | |
3551 | } | |
3552 | ||
f3d3444a | 3553 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
7c307720 AG |
3554 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3555 | MGMT_STATUS_REJECTED); | |
3556 | mgmt_pending_remove(cmd); | |
3557 | goto failed; | |
3558 | } | |
3559 | ||
c54c3860 AG |
3560 | /* If controller is scanning, it means the background scanning |
3561 | * is running. Thus, we should temporarily stop it in order to | |
3562 | * set the discovery scanning parameters. | |
3563 | */ | |
3564 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) | |
3565 | hci_req_add_le_scan_disable(&req); | |
7c307720 AG |
3566 | |
3567 | memset(¶m_cp, 0, sizeof(param_cp)); | |
d9483943 | 3568 | |
94b1fc92 MH |
3569 | /* All active scans will be done with either a resolvable |
3570 | * private address (when privacy feature has been enabled) | |
3571 | * or unresolvable private address. | |
3572 | */ | |
3573 | err = hci_update_random_address(&req, true, &own_addr_type); | |
d9483943 JH |
3574 | if (err < 0) { |
3575 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3576 | MGMT_STATUS_FAILED); | |
3577 | mgmt_pending_remove(cmd); | |
3578 | goto failed; | |
3579 | } | |
3580 | ||
7c307720 | 3581 | param_cp.type = LE_SCAN_ACTIVE; |
0d8cc935 AG |
3582 | param_cp.interval = cpu_to_le16(DISCOV_LE_SCAN_INT); |
3583 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); | |
d9483943 | 3584 | param_cp.own_address_type = own_addr_type; |
7c307720 AG |
3585 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
3586 | ¶m_cp); | |
3587 | ||
3588 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
3589 | enable_cp.enable = LE_SCAN_ENABLE; | |
3590 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; | |
3591 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), | |
3592 | &enable_cp); | |
5e0452c0 AG |
3593 | break; |
3594 | ||
f39799f5 | 3595 | default: |
04106755 JH |
3596 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3597 | MGMT_STATUS_INVALID_PARAMS); | |
3598 | mgmt_pending_remove(cmd); | |
3599 | goto failed; | |
f39799f5 | 3600 | } |
3fd24153 | 3601 | |
7c307720 | 3602 | err = hci_req_run(&req, start_discovery_complete); |
14a53664 JH |
3603 | if (err < 0) |
3604 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3605 | else |
3606 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
3607 | |
3608 | failed: | |
09fd0de5 | 3609 | hci_dev_unlock(hdev); |
14a53664 JH |
3610 | return err; |
3611 | } | |
3612 | ||
1183fdca AG |
3613 | static int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status) |
3614 | { | |
3615 | struct pending_cmd *cmd; | |
3616 | int err; | |
3617 | ||
3618 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); | |
3619 | if (!cmd) | |
3620 | return -ENOENT; | |
3621 | ||
3622 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3623 | &hdev->discovery.type, sizeof(hdev->discovery.type)); | |
3624 | mgmt_pending_remove(cmd); | |
3625 | ||
3626 | return err; | |
3627 | } | |
3628 | ||
0e05bba6 AG |
3629 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status) |
3630 | { | |
3631 | BT_DBG("status %d", status); | |
3632 | ||
3633 | hci_dev_lock(hdev); | |
3634 | ||
3635 | if (status) { | |
3636 | mgmt_stop_discovery_failed(hdev, status); | |
3637 | goto unlock; | |
3638 | } | |
3639 | ||
3640 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3641 | ||
3642 | unlock: | |
3643 | hci_dev_unlock(hdev); | |
3644 | } | |
3645 | ||
bdb6d971 | 3646 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3647 | u16 len) |
14a53664 | 3648 | { |
d930650b | 3649 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
14a53664 | 3650 | struct pending_cmd *cmd; |
0e05bba6 | 3651 | struct hci_request req; |
14a53664 JH |
3652 | int err; |
3653 | ||
bdb6d971 | 3654 | BT_DBG("%s", hdev->name); |
14a53664 | 3655 | |
09fd0de5 | 3656 | hci_dev_lock(hdev); |
14a53664 | 3657 | |
30dc78e1 | 3658 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 3659 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3660 | MGMT_STATUS_REJECTED, &mgmt_cp->type, |
3661 | sizeof(mgmt_cp->type)); | |
d930650b JH |
3662 | goto unlock; |
3663 | } | |
3664 | ||
3665 | if (hdev->discovery.type != mgmt_cp->type) { | |
bdb6d971 | 3666 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3667 | MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type, |
3668 | sizeof(mgmt_cp->type)); | |
30dc78e1 | 3669 | goto unlock; |
ff9ef578 JH |
3670 | } |
3671 | ||
2e58ef3e | 3672 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3673 | if (!cmd) { |
3674 | err = -ENOMEM; | |
30dc78e1 JH |
3675 | goto unlock; |
3676 | } | |
3677 | ||
0e05bba6 AG |
3678 | hci_req_init(&req, hdev); |
3679 | ||
21a60d30 | 3680 | hci_stop_discovery(&req); |
e0d9727e | 3681 | |
21a60d30 JH |
3682 | err = hci_req_run(&req, stop_discovery_complete); |
3683 | if (!err) { | |
3684 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
0e05bba6 | 3685 | goto unlock; |
14a53664 JH |
3686 | } |
3687 | ||
21a60d30 JH |
3688 | mgmt_pending_remove(cmd); |
3689 | ||
3690 | /* If no HCI commands were sent we're done */ | |
3691 | if (err == -ENODATA) { | |
3692 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, 0, | |
3693 | &mgmt_cp->type, sizeof(mgmt_cp->type)); | |
3694 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3695 | } | |
14a53664 | 3696 | |
30dc78e1 | 3697 | unlock: |
09fd0de5 | 3698 | hci_dev_unlock(hdev); |
14a53664 JH |
3699 | return err; |
3700 | } | |
3701 | ||
bdb6d971 | 3702 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3703 | u16 len) |
561aafbc | 3704 | { |
650f726d | 3705 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 3706 | struct inquiry_entry *e; |
561aafbc JH |
3707 | int err; |
3708 | ||
bdb6d971 | 3709 | BT_DBG("%s", hdev->name); |
561aafbc | 3710 | |
561aafbc JH |
3711 | hci_dev_lock(hdev); |
3712 | ||
30dc78e1 | 3713 | if (!hci_discovery_active(hdev)) { |
d3a2541d LR |
3714 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3715 | MGMT_STATUS_FAILED, &cp->addr, | |
3716 | sizeof(cp->addr)); | |
30dc78e1 JH |
3717 | goto failed; |
3718 | } | |
3719 | ||
a198e7b1 | 3720 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 3721 | if (!e) { |
d3a2541d LR |
3722 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3723 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, | |
3724 | sizeof(cp->addr)); | |
561aafbc JH |
3725 | goto failed; |
3726 | } | |
3727 | ||
3728 | if (cp->name_known) { | |
3729 | e->name_state = NAME_KNOWN; | |
3730 | list_del(&e->list); | |
3731 | } else { | |
3732 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 3733 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
3734 | } |
3735 | ||
e384662b JH |
3736 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr, |
3737 | sizeof(cp->addr)); | |
561aafbc JH |
3738 | |
3739 | failed: | |
3740 | hci_dev_unlock(hdev); | |
561aafbc JH |
3741 | return err; |
3742 | } | |
3743 | ||
bdb6d971 | 3744 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3745 | u16 len) |
7fbec224 | 3746 | { |
650f726d | 3747 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 3748 | u8 status; |
7fbec224 AJ |
3749 | int err; |
3750 | ||
bdb6d971 | 3751 | BT_DBG("%s", hdev->name); |
7fbec224 | 3752 | |
4ee71b20 | 3753 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3754 | return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
3755 | MGMT_STATUS_INVALID_PARAMS, | |
3756 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3757 | |
09fd0de5 | 3758 | hci_dev_lock(hdev); |
5e762444 | 3759 | |
88c1fe4b | 3760 | err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3761 | if (err < 0) |
f0eeea8b | 3762 | status = MGMT_STATUS_FAILED; |
7fbec224 | 3763 | else |
a6785be2 | 3764 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3765 | |
bdb6d971 | 3766 | err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
04124681 | 3767 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3768 | |
09fd0de5 | 3769 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3770 | |
3771 | return err; | |
3772 | } | |
3773 | ||
bdb6d971 | 3774 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3775 | u16 len) |
7fbec224 | 3776 | { |
650f726d | 3777 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 3778 | u8 status; |
7fbec224 AJ |
3779 | int err; |
3780 | ||
bdb6d971 | 3781 | BT_DBG("%s", hdev->name); |
7fbec224 | 3782 | |
4ee71b20 | 3783 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3784 | return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
3785 | MGMT_STATUS_INVALID_PARAMS, | |
3786 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3787 | |
09fd0de5 | 3788 | hci_dev_lock(hdev); |
5e762444 | 3789 | |
88c1fe4b | 3790 | err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3791 | if (err < 0) |
f0eeea8b | 3792 | status = MGMT_STATUS_INVALID_PARAMS; |
7fbec224 | 3793 | else |
a6785be2 | 3794 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3795 | |
bdb6d971 | 3796 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
04124681 | 3797 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3798 | |
09fd0de5 | 3799 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3800 | |
3801 | return err; | |
3802 | } | |
3803 | ||
cdbaccca MH |
3804 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
3805 | u16 len) | |
3806 | { | |
3807 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 3808 | struct hci_request req; |
cdbaccca | 3809 | int err; |
c72d4b8a | 3810 | __u16 source; |
cdbaccca MH |
3811 | |
3812 | BT_DBG("%s", hdev->name); | |
3813 | ||
c72d4b8a SJ |
3814 | source = __le16_to_cpu(cp->source); |
3815 | ||
3816 | if (source > 0x0002) | |
3817 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, | |
3818 | MGMT_STATUS_INVALID_PARAMS); | |
3819 | ||
cdbaccca MH |
3820 | hci_dev_lock(hdev); |
3821 | ||
c72d4b8a | 3822 | hdev->devid_source = source; |
cdbaccca MH |
3823 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
3824 | hdev->devid_product = __le16_to_cpu(cp->product); | |
3825 | hdev->devid_version = __le16_to_cpu(cp->version); | |
3826 | ||
3827 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0); | |
3828 | ||
890ea898 JH |
3829 | hci_req_init(&req, hdev); |
3830 | update_eir(&req); | |
3831 | hci_req_run(&req, NULL); | |
cdbaccca MH |
3832 | |
3833 | hci_dev_unlock(hdev); | |
3834 | ||
3835 | return err; | |
3836 | } | |
3837 | ||
4375f103 JH |
3838 | static void set_advertising_complete(struct hci_dev *hdev, u8 status) |
3839 | { | |
3840 | struct cmd_lookup match = { NULL, hdev }; | |
3841 | ||
3842 | if (status) { | |
3843 | u8 mgmt_err = mgmt_status(status); | |
3844 | ||
3845 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
3846 | cmd_status_rsp, &mgmt_err); | |
3847 | return; | |
3848 | } | |
3849 | ||
3850 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, | |
3851 | &match); | |
3852 | ||
3853 | new_settings(hdev, match.sk); | |
3854 | ||
3855 | if (match.sk) | |
3856 | sock_put(match.sk); | |
3857 | } | |
3858 | ||
21b5187f MH |
3859 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
3860 | u16 len) | |
4375f103 JH |
3861 | { |
3862 | struct mgmt_mode *cp = data; | |
3863 | struct pending_cmd *cmd; | |
3864 | struct hci_request req; | |
e6fe7986 | 3865 | u8 val, enabled, status; |
4375f103 JH |
3866 | int err; |
3867 | ||
3868 | BT_DBG("request for %s", hdev->name); | |
3869 | ||
e6fe7986 JH |
3870 | status = mgmt_le_support(hdev); |
3871 | if (status) | |
4375f103 | 3872 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
e6fe7986 | 3873 | status); |
4375f103 JH |
3874 | |
3875 | if (cp->val != 0x00 && cp->val != 0x01) | |
3876 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
3877 | MGMT_STATUS_INVALID_PARAMS); | |
3878 | ||
3879 | hci_dev_lock(hdev); | |
3880 | ||
3881 | val = !!cp->val; | |
f3d3444a | 3882 | enabled = test_bit(HCI_ADVERTISING, &hdev->dev_flags); |
4375f103 | 3883 | |
f74ca9b8 JH |
3884 | /* The following conditions are ones which mean that we should |
3885 | * not do any HCI communication but directly send a mgmt | |
3886 | * response to user space (after toggling the flag if | |
3887 | * necessary). | |
3888 | */ | |
3889 | if (!hdev_is_powered(hdev) || val == enabled || | |
b145edcd | 3890 | hci_conn_num(hdev, LE_LINK) > 0) { |
4375f103 JH |
3891 | bool changed = false; |
3892 | ||
f3d3444a JH |
3893 | if (val != test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
3894 | change_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4375f103 JH |
3895 | changed = true; |
3896 | } | |
3897 | ||
3898 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
3899 | if (err < 0) | |
3900 | goto unlock; | |
3901 | ||
3902 | if (changed) | |
3903 | err = new_settings(hdev, sk); | |
3904 | ||
3905 | goto unlock; | |
3906 | } | |
3907 | ||
3908 | if (mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev) || | |
3909 | mgmt_pending_find(MGMT_OP_SET_LE, hdev)) { | |
3910 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
3911 | MGMT_STATUS_BUSY); | |
3912 | goto unlock; | |
3913 | } | |
3914 | ||
3915 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
3916 | if (!cmd) { | |
3917 | err = -ENOMEM; | |
3918 | goto unlock; | |
3919 | } | |
3920 | ||
3921 | hci_req_init(&req, hdev); | |
3922 | ||
bba3aa55 MH |
3923 | if (val) |
3924 | enable_advertising(&req); | |
3925 | else | |
3926 | disable_advertising(&req); | |
4375f103 JH |
3927 | |
3928 | err = hci_req_run(&req, set_advertising_complete); | |
3929 | if (err < 0) | |
3930 | mgmt_pending_remove(cmd); | |
3931 | ||
3932 | unlock: | |
3933 | hci_dev_unlock(hdev); | |
3934 | return err; | |
3935 | } | |
3936 | ||
d13eafce MH |
3937 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
3938 | void *data, u16 len) | |
3939 | { | |
3940 | struct mgmt_cp_set_static_address *cp = data; | |
3941 | int err; | |
3942 | ||
3943 | BT_DBG("%s", hdev->name); | |
3944 | ||
62af4443 | 3945 | if (!lmp_le_capable(hdev)) |
d13eafce | 3946 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
62af4443 | 3947 | MGMT_STATUS_NOT_SUPPORTED); |
d13eafce MH |
3948 | |
3949 | if (hdev_is_powered(hdev)) | |
3950 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, | |
3951 | MGMT_STATUS_REJECTED); | |
3952 | ||
3953 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
3954 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
3955 | return cmd_status(sk, hdev->id, | |
3956 | MGMT_OP_SET_STATIC_ADDRESS, | |
3957 | MGMT_STATUS_INVALID_PARAMS); | |
3958 | ||
3959 | /* Two most significant bits shall be set */ | |
3960 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
3961 | return cmd_status(sk, hdev->id, | |
3962 | MGMT_OP_SET_STATIC_ADDRESS, | |
3963 | MGMT_STATUS_INVALID_PARAMS); | |
3964 | } | |
3965 | ||
3966 | hci_dev_lock(hdev); | |
3967 | ||
3968 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
3969 | ||
3970 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, 0, NULL, 0); | |
3971 | ||
3972 | hci_dev_unlock(hdev); | |
3973 | ||
3974 | return err; | |
3975 | } | |
3976 | ||
14b49b9a MH |
3977 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
3978 | void *data, u16 len) | |
3979 | { | |
3980 | struct mgmt_cp_set_scan_params *cp = data; | |
3981 | __u16 interval, window; | |
3982 | int err; | |
3983 | ||
3984 | BT_DBG("%s", hdev->name); | |
3985 | ||
3986 | if (!lmp_le_capable(hdev)) | |
3987 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3988 | MGMT_STATUS_NOT_SUPPORTED); | |
3989 | ||
3990 | interval = __le16_to_cpu(cp->interval); | |
3991 | ||
3992 | if (interval < 0x0004 || interval > 0x4000) | |
3993 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3994 | MGMT_STATUS_INVALID_PARAMS); | |
3995 | ||
3996 | window = __le16_to_cpu(cp->window); | |
3997 | ||
3998 | if (window < 0x0004 || window > 0x4000) | |
3999 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4000 | MGMT_STATUS_INVALID_PARAMS); | |
4001 | ||
899e1075 MH |
4002 | if (window > interval) |
4003 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
4004 | MGMT_STATUS_INVALID_PARAMS); | |
4005 | ||
14b49b9a MH |
4006 | hci_dev_lock(hdev); |
4007 | ||
4008 | hdev->le_scan_interval = interval; | |
4009 | hdev->le_scan_window = window; | |
4010 | ||
4011 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, NULL, 0); | |
4012 | ||
dd2ef8e2 AG |
4013 | /* If background scan is running, restart it so new parameters are |
4014 | * loaded. | |
4015 | */ | |
4016 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags) && | |
4017 | hdev->discovery.state == DISCOVERY_STOPPED) { | |
4018 | struct hci_request req; | |
4019 | ||
4020 | hci_req_init(&req, hdev); | |
4021 | ||
4022 | hci_req_add_le_scan_disable(&req); | |
4023 | hci_req_add_le_passive_scan(&req); | |
4024 | ||
4025 | hci_req_run(&req, NULL); | |
4026 | } | |
4027 | ||
14b49b9a MH |
4028 | hci_dev_unlock(hdev); |
4029 | ||
4030 | return err; | |
4031 | } | |
4032 | ||
33e38b3e JH |
4033 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status) |
4034 | { | |
4035 | struct pending_cmd *cmd; | |
4036 | ||
4037 | BT_DBG("status 0x%02x", status); | |
4038 | ||
4039 | hci_dev_lock(hdev); | |
4040 | ||
4041 | cmd = mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); | |
4042 | if (!cmd) | |
4043 | goto unlock; | |
4044 | ||
4045 | if (status) { | |
4046 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4047 | mgmt_status(status)); | |
4048 | } else { | |
1a4d3c4b JH |
4049 | struct mgmt_mode *cp = cmd->param; |
4050 | ||
4051 | if (cp->val) | |
4052 | set_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4053 | else | |
4054 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4055 | ||
33e38b3e JH |
4056 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
4057 | new_settings(hdev, cmd->sk); | |
4058 | } | |
4059 | ||
4060 | mgmt_pending_remove(cmd); | |
4061 | ||
4062 | unlock: | |
4063 | hci_dev_unlock(hdev); | |
4064 | } | |
4065 | ||
bdb6d971 | 4066 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4067 | void *data, u16 len) |
f6422ec6 | 4068 | { |
650f726d | 4069 | struct mgmt_mode *cp = data; |
33e38b3e JH |
4070 | struct pending_cmd *cmd; |
4071 | struct hci_request req; | |
f6422ec6 AJ |
4072 | int err; |
4073 | ||
bdb6d971 | 4074 | BT_DBG("%s", hdev->name); |
f6422ec6 | 4075 | |
56f87901 JH |
4076 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags) || |
4077 | hdev->hci_ver < BLUETOOTH_VER_1_2) | |
33c525c0 JH |
4078 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4079 | MGMT_STATUS_NOT_SUPPORTED); | |
4080 | ||
a7e80f25 JH |
4081 | if (cp->val != 0x00 && cp->val != 0x01) |
4082 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4083 | MGMT_STATUS_INVALID_PARAMS); | |
4084 | ||
5400c044 | 4085 | if (!hdev_is_powered(hdev)) |
bdb6d971 | 4086 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4087 | MGMT_STATUS_NOT_POWERED); |
5400c044 JH |
4088 | |
4089 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
bdb6d971 | 4090 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4091 | MGMT_STATUS_REJECTED); |
f6422ec6 AJ |
4092 | |
4093 | hci_dev_lock(hdev); | |
4094 | ||
05cbf29f JH |
4095 | if (mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
4096 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4097 | MGMT_STATUS_BUSY); | |
4098 | goto unlock; | |
4099 | } | |
4100 | ||
1a4d3c4b JH |
4101 | if (!!cp->val == test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) { |
4102 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, | |
4103 | hdev); | |
4104 | goto unlock; | |
4105 | } | |
4106 | ||
33e38b3e JH |
4107 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
4108 | data, len); | |
4109 | if (!cmd) { | |
4110 | err = -ENOMEM; | |
4111 | goto unlock; | |
f6422ec6 AJ |
4112 | } |
4113 | ||
33e38b3e JH |
4114 | hci_req_init(&req, hdev); |
4115 | ||
406d7804 | 4116 | write_fast_connectable(&req, cp->val); |
33e38b3e JH |
4117 | |
4118 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 4119 | if (err < 0) { |
bdb6d971 | 4120 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4121 | MGMT_STATUS_FAILED); |
33e38b3e | 4122 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
4123 | } |
4124 | ||
33e38b3e | 4125 | unlock: |
f6422ec6 | 4126 | hci_dev_unlock(hdev); |
33e38b3e | 4127 | |
f6422ec6 AJ |
4128 | return err; |
4129 | } | |
4130 | ||
67e5a7a3 JH |
4131 | static void set_bredr_scan(struct hci_request *req) |
4132 | { | |
4133 | struct hci_dev *hdev = req->hdev; | |
4134 | u8 scan = 0; | |
4135 | ||
4136 | /* Ensure that fast connectable is disabled. This function will | |
4137 | * not do anything if the page scan parameters are already what | |
4138 | * they should be. | |
4139 | */ | |
4140 | write_fast_connectable(req, false); | |
4141 | ||
4142 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
4143 | scan |= SCAN_PAGE; | |
4144 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
4145 | scan |= SCAN_INQUIRY; | |
4146 | ||
4147 | if (scan) | |
4148 | hci_req_add(req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
4149 | } | |
4150 | ||
0663ca2a JH |
4151 | static void set_bredr_complete(struct hci_dev *hdev, u8 status) |
4152 | { | |
4153 | struct pending_cmd *cmd; | |
4154 | ||
4155 | BT_DBG("status 0x%02x", status); | |
4156 | ||
4157 | hci_dev_lock(hdev); | |
4158 | ||
4159 | cmd = mgmt_pending_find(MGMT_OP_SET_BREDR, hdev); | |
4160 | if (!cmd) | |
4161 | goto unlock; | |
4162 | ||
4163 | if (status) { | |
4164 | u8 mgmt_err = mgmt_status(status); | |
4165 | ||
4166 | /* We need to restore the flag if related HCI commands | |
4167 | * failed. | |
4168 | */ | |
4169 | clear_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4170 | ||
4171 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
4172 | } else { | |
4173 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
4174 | new_settings(hdev, cmd->sk); | |
4175 | } | |
4176 | ||
4177 | mgmt_pending_remove(cmd); | |
4178 | ||
4179 | unlock: | |
4180 | hci_dev_unlock(hdev); | |
4181 | } | |
4182 | ||
4183 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
4184 | { | |
4185 | struct mgmt_mode *cp = data; | |
4186 | struct pending_cmd *cmd; | |
4187 | struct hci_request req; | |
4188 | int err; | |
4189 | ||
4190 | BT_DBG("request for %s", hdev->name); | |
4191 | ||
4192 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
4193 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4194 | MGMT_STATUS_NOT_SUPPORTED); | |
4195 | ||
4196 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
4197 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4198 | MGMT_STATUS_REJECTED); | |
4199 | ||
4200 | if (cp->val != 0x00 && cp->val != 0x01) | |
4201 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4202 | MGMT_STATUS_INVALID_PARAMS); | |
4203 | ||
4204 | hci_dev_lock(hdev); | |
4205 | ||
4206 | if (cp->val == test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
4207 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4208 | goto unlock; | |
4209 | } | |
4210 | ||
4211 | if (!hdev_is_powered(hdev)) { | |
4212 | if (!cp->val) { | |
0663ca2a JH |
4213 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
4214 | clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
4215 | clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags); | |
4216 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4217 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
4218 | } | |
4219 | ||
4220 | change_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4221 | ||
4222 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4223 | if (err < 0) | |
4224 | goto unlock; | |
4225 | ||
4226 | err = new_settings(hdev, sk); | |
4227 | goto unlock; | |
4228 | } | |
4229 | ||
4230 | /* Reject disabling when powered on */ | |
4231 | if (!cp->val) { | |
4232 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4233 | MGMT_STATUS_REJECTED); | |
4234 | goto unlock; | |
4235 | } | |
4236 | ||
4237 | if (mgmt_pending_find(MGMT_OP_SET_BREDR, hdev)) { | |
4238 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4239 | MGMT_STATUS_BUSY); | |
4240 | goto unlock; | |
4241 | } | |
4242 | ||
4243 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
4244 | if (!cmd) { | |
4245 | err = -ENOMEM; | |
4246 | goto unlock; | |
4247 | } | |
4248 | ||
5947f4bc | 4249 | /* We need to flip the bit already here so that update_adv_data |
0663ca2a JH |
4250 | * generates the correct flags. |
4251 | */ | |
4252 | set_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4253 | ||
4254 | hci_req_init(&req, hdev); | |
aa8af46e JH |
4255 | |
4256 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
4257 | set_bredr_scan(&req); | |
4258 | ||
f14d8f64 MH |
4259 | /* Since only the advertising data flags will change, there |
4260 | * is no need to update the scan response data. | |
4261 | */ | |
5947f4bc | 4262 | update_adv_data(&req); |
aa8af46e | 4263 | |
0663ca2a JH |
4264 | err = hci_req_run(&req, set_bredr_complete); |
4265 | if (err < 0) | |
4266 | mgmt_pending_remove(cmd); | |
4267 | ||
4268 | unlock: | |
4269 | hci_dev_unlock(hdev); | |
4270 | return err; | |
4271 | } | |
4272 | ||
eac83dc6 MH |
4273 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
4274 | void *data, u16 len) | |
4275 | { | |
4276 | struct mgmt_mode *cp = data; | |
4277 | struct pending_cmd *cmd; | |
0ab04a9c | 4278 | u8 val, status; |
eac83dc6 MH |
4279 | int err; |
4280 | ||
4281 | BT_DBG("request for %s", hdev->name); | |
4282 | ||
4283 | status = mgmt_bredr_support(hdev); | |
4284 | if (status) | |
4285 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4286 | status); | |
4287 | ||
5afeac14 | 4288 | if (!lmp_sc_capable(hdev) && |
111902f7 | 4289 | !test_bit(HCI_FORCE_SC, &hdev->dbg_flags)) |
eac83dc6 MH |
4290 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4291 | MGMT_STATUS_NOT_SUPPORTED); | |
4292 | ||
0ab04a9c | 4293 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
eac83dc6 MH |
4294 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4295 | MGMT_STATUS_INVALID_PARAMS); | |
4296 | ||
4297 | hci_dev_lock(hdev); | |
4298 | ||
4299 | if (!hdev_is_powered(hdev)) { | |
4300 | bool changed; | |
4301 | ||
0ab04a9c | 4302 | if (cp->val) { |
eac83dc6 MH |
4303 | changed = !test_and_set_bit(HCI_SC_ENABLED, |
4304 | &hdev->dev_flags); | |
0ab04a9c MH |
4305 | if (cp->val == 0x02) |
4306 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4307 | else | |
4308 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4309 | } else { | |
eac83dc6 MH |
4310 | changed = test_and_clear_bit(HCI_SC_ENABLED, |
4311 | &hdev->dev_flags); | |
0ab04a9c MH |
4312 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
4313 | } | |
eac83dc6 MH |
4314 | |
4315 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4316 | if (err < 0) | |
4317 | goto failed; | |
4318 | ||
4319 | if (changed) | |
4320 | err = new_settings(hdev, sk); | |
4321 | ||
4322 | goto failed; | |
4323 | } | |
4324 | ||
4325 | if (mgmt_pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { | |
4326 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4327 | MGMT_STATUS_BUSY); | |
4328 | goto failed; | |
4329 | } | |
4330 | ||
0ab04a9c MH |
4331 | val = !!cp->val; |
4332 | ||
4333 | if (val == test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && | |
4334 | (cp->val == 0x02) == test_bit(HCI_SC_ONLY, &hdev->dev_flags)) { | |
eac83dc6 MH |
4335 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
4336 | goto failed; | |
4337 | } | |
4338 | ||
4339 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); | |
4340 | if (!cmd) { | |
4341 | err = -ENOMEM; | |
4342 | goto failed; | |
4343 | } | |
4344 | ||
0ab04a9c | 4345 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SC_SUPPORT, 1, &val); |
eac83dc6 MH |
4346 | if (err < 0) { |
4347 | mgmt_pending_remove(cmd); | |
4348 | goto failed; | |
4349 | } | |
4350 | ||
0ab04a9c MH |
4351 | if (cp->val == 0x02) |
4352 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4353 | else | |
4354 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4355 | ||
eac83dc6 MH |
4356 | failed: |
4357 | hci_dev_unlock(hdev); | |
4358 | return err; | |
4359 | } | |
4360 | ||
4e39ac81 MH |
4361 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
4362 | void *data, u16 len) | |
4363 | { | |
4364 | struct mgmt_mode *cp = data; | |
b9710979 | 4365 | bool changed, use_changed; |
4e39ac81 MH |
4366 | int err; |
4367 | ||
4368 | BT_DBG("request for %s", hdev->name); | |
4369 | ||
b9710979 | 4370 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
4e39ac81 MH |
4371 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, |
4372 | MGMT_STATUS_INVALID_PARAMS); | |
4373 | ||
4374 | hci_dev_lock(hdev); | |
4375 | ||
4376 | if (cp->val) | |
0663b297 JH |
4377 | changed = !test_and_set_bit(HCI_KEEP_DEBUG_KEYS, |
4378 | &hdev->dev_flags); | |
4e39ac81 | 4379 | else |
0663b297 JH |
4380 | changed = test_and_clear_bit(HCI_KEEP_DEBUG_KEYS, |
4381 | &hdev->dev_flags); | |
4e39ac81 | 4382 | |
b9710979 JH |
4383 | if (cp->val == 0x02) |
4384 | use_changed = !test_and_set_bit(HCI_USE_DEBUG_KEYS, | |
4385 | &hdev->dev_flags); | |
4386 | else | |
4387 | use_changed = test_and_clear_bit(HCI_USE_DEBUG_KEYS, | |
4388 | &hdev->dev_flags); | |
4389 | ||
4390 | if (hdev_is_powered(hdev) && use_changed && | |
4391 | test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { | |
4392 | u8 mode = (cp->val == 0x02) ? 0x01 : 0x00; | |
4393 | hci_send_cmd(hdev, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
4394 | sizeof(mode), &mode); | |
4395 | } | |
4396 | ||
4e39ac81 MH |
4397 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); |
4398 | if (err < 0) | |
4399 | goto unlock; | |
4400 | ||
4401 | if (changed) | |
4402 | err = new_settings(hdev, sk); | |
4403 | ||
4404 | unlock: | |
4405 | hci_dev_unlock(hdev); | |
4406 | return err; | |
4407 | } | |
4408 | ||
62b04cd1 JH |
4409 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
4410 | u16 len) | |
4411 | { | |
4412 | struct mgmt_cp_set_privacy *cp = cp_data; | |
4413 | bool changed; | |
4414 | int err; | |
4415 | ||
4416 | BT_DBG("request for %s", hdev->name); | |
4417 | ||
4418 | if (!lmp_le_capable(hdev)) | |
4419 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4420 | MGMT_STATUS_NOT_SUPPORTED); | |
4421 | ||
4422 | if (cp->privacy != 0x00 && cp->privacy != 0x01) | |
4423 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4424 | MGMT_STATUS_INVALID_PARAMS); | |
4425 | ||
4426 | if (hdev_is_powered(hdev)) | |
4427 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4428 | MGMT_STATUS_REJECTED); | |
4429 | ||
4430 | hci_dev_lock(hdev); | |
4431 | ||
c21c0ea0 JH |
4432 | /* If user space supports this command it is also expected to |
4433 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. | |
4434 | */ | |
4435 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4436 | ||
62b04cd1 JH |
4437 | if (cp->privacy) { |
4438 | changed = !test_and_set_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4439 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); | |
4440 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4441 | } else { | |
4442 | changed = test_and_clear_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4443 | memset(hdev->irk, 0, sizeof(hdev->irk)); | |
4444 | clear_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4445 | } | |
4446 | ||
4447 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); | |
4448 | if (err < 0) | |
4449 | goto unlock; | |
4450 | ||
4451 | if (changed) | |
4452 | err = new_settings(hdev, sk); | |
4453 | ||
4454 | unlock: | |
4455 | hci_dev_unlock(hdev); | |
4456 | return err; | |
4457 | } | |
4458 | ||
41edf160 JH |
4459 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
4460 | { | |
4461 | switch (irk->addr.type) { | |
4462 | case BDADDR_LE_PUBLIC: | |
4463 | return true; | |
4464 | ||
4465 | case BDADDR_LE_RANDOM: | |
4466 | /* Two most significant bits shall be set */ | |
4467 | if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4468 | return false; | |
4469 | return true; | |
4470 | } | |
4471 | ||
4472 | return false; | |
4473 | } | |
4474 | ||
4475 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, | |
4476 | u16 len) | |
4477 | { | |
4478 | struct mgmt_cp_load_irks *cp = cp_data; | |
4479 | u16 irk_count, expected_len; | |
4480 | int i, err; | |
4481 | ||
4482 | BT_DBG("request for %s", hdev->name); | |
4483 | ||
4484 | if (!lmp_le_capable(hdev)) | |
4485 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4486 | MGMT_STATUS_NOT_SUPPORTED); | |
4487 | ||
4488 | irk_count = __le16_to_cpu(cp->irk_count); | |
4489 | ||
4490 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); | |
4491 | if (expected_len != len) { | |
4492 | BT_ERR("load_irks: expected %u bytes, got %u bytes", | |
2606ecbc | 4493 | expected_len, len); |
41edf160 JH |
4494 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, |
4495 | MGMT_STATUS_INVALID_PARAMS); | |
4496 | } | |
4497 | ||
4498 | BT_DBG("%s irk_count %u", hdev->name, irk_count); | |
4499 | ||
4500 | for (i = 0; i < irk_count; i++) { | |
4501 | struct mgmt_irk_info *key = &cp->irks[i]; | |
4502 | ||
4503 | if (!irk_is_valid(key)) | |
4504 | return cmd_status(sk, hdev->id, | |
4505 | MGMT_OP_LOAD_IRKS, | |
4506 | MGMT_STATUS_INVALID_PARAMS); | |
4507 | } | |
4508 | ||
4509 | hci_dev_lock(hdev); | |
4510 | ||
4511 | hci_smp_irks_clear(hdev); | |
4512 | ||
4513 | for (i = 0; i < irk_count; i++) { | |
4514 | struct mgmt_irk_info *irk = &cp->irks[i]; | |
4515 | u8 addr_type; | |
4516 | ||
4517 | if (irk->addr.type == BDADDR_LE_PUBLIC) | |
4518 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4519 | else | |
4520 | addr_type = ADDR_LE_DEV_RANDOM; | |
4521 | ||
4522 | hci_add_irk(hdev, &irk->addr.bdaddr, addr_type, irk->val, | |
4523 | BDADDR_ANY); | |
4524 | } | |
4525 | ||
4526 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4527 | ||
4528 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); | |
4529 | ||
4530 | hci_dev_unlock(hdev); | |
4531 | ||
4532 | return err; | |
4533 | } | |
4534 | ||
3f706b72 JH |
4535 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
4536 | { | |
4537 | if (key->master != 0x00 && key->master != 0x01) | |
4538 | return false; | |
490cb0b3 MH |
4539 | |
4540 | switch (key->addr.type) { | |
4541 | case BDADDR_LE_PUBLIC: | |
4542 | return true; | |
4543 | ||
4544 | case BDADDR_LE_RANDOM: | |
4545 | /* Two most significant bits shall be set */ | |
4546 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4547 | return false; | |
4548 | return true; | |
4549 | } | |
4550 | ||
4551 | return false; | |
3f706b72 JH |
4552 | } |
4553 | ||
bdb6d971 | 4554 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4555 | void *cp_data, u16 len) |
346af67b | 4556 | { |
346af67b VCG |
4557 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
4558 | u16 key_count, expected_len; | |
715a5bf2 | 4559 | int i, err; |
346af67b | 4560 | |
cf99ba13 MH |
4561 | BT_DBG("request for %s", hdev->name); |
4562 | ||
4563 | if (!lmp_le_capable(hdev)) | |
4564 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4565 | MGMT_STATUS_NOT_SUPPORTED); | |
4566 | ||
1f350c87 | 4567 | key_count = __le16_to_cpu(cp->key_count); |
346af67b VCG |
4568 | |
4569 | expected_len = sizeof(*cp) + key_count * | |
4570 | sizeof(struct mgmt_ltk_info); | |
4571 | if (expected_len != len) { | |
4572 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
2606ecbc | 4573 | expected_len, len); |
bdb6d971 | 4574 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
e57e619f | 4575 | MGMT_STATUS_INVALID_PARAMS); |
346af67b VCG |
4576 | } |
4577 | ||
bdb6d971 | 4578 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 4579 | |
54ad6d8a JH |
4580 | for (i = 0; i < key_count; i++) { |
4581 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
4582 | ||
3f706b72 | 4583 | if (!ltk_is_valid(key)) |
54ad6d8a JH |
4584 | return cmd_status(sk, hdev->id, |
4585 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4586 | MGMT_STATUS_INVALID_PARAMS); | |
4587 | } | |
4588 | ||
346af67b VCG |
4589 | hci_dev_lock(hdev); |
4590 | ||
4591 | hci_smp_ltks_clear(hdev); | |
4592 | ||
4593 | for (i = 0; i < key_count; i++) { | |
4594 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
d7b25450 | 4595 | u8 type, addr_type, authenticated; |
79d95a19 MH |
4596 | |
4597 | if (key->addr.type == BDADDR_LE_PUBLIC) | |
4598 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4599 | else | |
4600 | addr_type = ADDR_LE_DEV_RANDOM; | |
346af67b VCG |
4601 | |
4602 | if (key->master) | |
2ceba539 | 4603 | type = SMP_LTK; |
346af67b | 4604 | else |
2ceba539 | 4605 | type = SMP_LTK_SLAVE; |
346af67b | 4606 | |
61b43357 JH |
4607 | switch (key->type) { |
4608 | case MGMT_LTK_UNAUTHENTICATED: | |
d7b25450 | 4609 | authenticated = 0x00; |
61b43357 JH |
4610 | break; |
4611 | case MGMT_LTK_AUTHENTICATED: | |
d7b25450 | 4612 | authenticated = 0x01; |
61b43357 JH |
4613 | break; |
4614 | default: | |
4615 | continue; | |
4616 | } | |
d7b25450 | 4617 | |
35d70271 | 4618 | hci_add_ltk(hdev, &key->addr.bdaddr, addr_type, type, |
d7b25450 | 4619 | authenticated, key->val, key->enc_size, key->ediv, |
35d70271 | 4620 | key->rand); |
346af67b VCG |
4621 | } |
4622 | ||
715a5bf2 JH |
4623 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
4624 | NULL, 0); | |
4625 | ||
346af67b | 4626 | hci_dev_unlock(hdev); |
346af67b | 4627 | |
715a5bf2 | 4628 | return err; |
346af67b VCG |
4629 | } |
4630 | ||
dd983808 AK |
4631 | struct cmd_conn_lookup { |
4632 | struct hci_conn *conn; | |
4633 | bool valid_tx_power; | |
4634 | u8 mgmt_status; | |
4635 | }; | |
4636 | ||
4637 | static void get_conn_info_complete(struct pending_cmd *cmd, void *data) | |
4638 | { | |
4639 | struct cmd_conn_lookup *match = data; | |
4640 | struct mgmt_cp_get_conn_info *cp; | |
4641 | struct mgmt_rp_get_conn_info rp; | |
4642 | struct hci_conn *conn = cmd->user_data; | |
4643 | ||
4644 | if (conn != match->conn) | |
4645 | return; | |
4646 | ||
4647 | cp = (struct mgmt_cp_get_conn_info *) cmd->param; | |
4648 | ||
4649 | memset(&rp, 0, sizeof(rp)); | |
4650 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4651 | rp.addr.type = cp->addr.type; | |
4652 | ||
4653 | if (!match->mgmt_status) { | |
4654 | rp.rssi = conn->rssi; | |
4655 | ||
eed5daf3 | 4656 | if (match->valid_tx_power) { |
dd983808 | 4657 | rp.tx_power = conn->tx_power; |
eed5daf3 AK |
4658 | rp.max_tx_power = conn->max_tx_power; |
4659 | } else { | |
dd983808 | 4660 | rp.tx_power = HCI_TX_POWER_INVALID; |
eed5daf3 AK |
4661 | rp.max_tx_power = HCI_TX_POWER_INVALID; |
4662 | } | |
dd983808 AK |
4663 | } |
4664 | ||
4665 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_GET_CONN_INFO, | |
4666 | match->mgmt_status, &rp, sizeof(rp)); | |
4667 | ||
4668 | hci_conn_drop(conn); | |
4669 | ||
4670 | mgmt_pending_remove(cmd); | |
4671 | } | |
4672 | ||
4673 | static void conn_info_refresh_complete(struct hci_dev *hdev, u8 status) | |
4674 | { | |
4675 | struct hci_cp_read_rssi *cp; | |
4676 | struct hci_conn *conn; | |
4677 | struct cmd_conn_lookup match; | |
4678 | u16 handle; | |
4679 | ||
4680 | BT_DBG("status 0x%02x", status); | |
4681 | ||
4682 | hci_dev_lock(hdev); | |
4683 | ||
4684 | /* TX power data is valid in case request completed successfully, | |
eed5daf3 AK |
4685 | * otherwise we assume it's not valid. At the moment we assume that |
4686 | * either both or none of current and max values are valid to keep code | |
4687 | * simple. | |
dd983808 AK |
4688 | */ |
4689 | match.valid_tx_power = !status; | |
4690 | ||
4691 | /* Commands sent in request are either Read RSSI or Read Transmit Power | |
4692 | * Level so we check which one was last sent to retrieve connection | |
4693 | * handle. Both commands have handle as first parameter so it's safe to | |
4694 | * cast data on the same command struct. | |
4695 | * | |
4696 | * First command sent is always Read RSSI and we fail only if it fails. | |
4697 | * In other case we simply override error to indicate success as we | |
4698 | * already remembered if TX power value is actually valid. | |
4699 | */ | |
4700 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_RSSI); | |
4701 | if (!cp) { | |
4702 | cp = hci_sent_cmd_data(hdev, HCI_OP_READ_TX_POWER); | |
4703 | status = 0; | |
4704 | } | |
4705 | ||
4706 | if (!cp) { | |
4707 | BT_ERR("invalid sent_cmd in response"); | |
4708 | goto unlock; | |
4709 | } | |
4710 | ||
4711 | handle = __le16_to_cpu(cp->handle); | |
4712 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
4713 | if (!conn) { | |
4714 | BT_ERR("unknown handle (%d) in response", handle); | |
4715 | goto unlock; | |
4716 | } | |
4717 | ||
4718 | match.conn = conn; | |
4719 | match.mgmt_status = mgmt_status(status); | |
4720 | ||
4721 | /* Cache refresh is complete, now reply for mgmt request for given | |
4722 | * connection only. | |
4723 | */ | |
4724 | mgmt_pending_foreach(MGMT_OP_GET_CONN_INFO, hdev, | |
4725 | get_conn_info_complete, &match); | |
4726 | ||
4727 | unlock: | |
4728 | hci_dev_unlock(hdev); | |
4729 | } | |
4730 | ||
4731 | static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
4732 | u16 len) | |
4733 | { | |
4734 | struct mgmt_cp_get_conn_info *cp = data; | |
4735 | struct mgmt_rp_get_conn_info rp; | |
4736 | struct hci_conn *conn; | |
4737 | unsigned long conn_info_age; | |
4738 | int err = 0; | |
4739 | ||
4740 | BT_DBG("%s", hdev->name); | |
4741 | ||
4742 | memset(&rp, 0, sizeof(rp)); | |
4743 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4744 | rp.addr.type = cp->addr.type; | |
4745 | ||
4746 | if (!bdaddr_type_is_valid(cp->addr.type)) | |
4747 | return cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4748 | MGMT_STATUS_INVALID_PARAMS, | |
4749 | &rp, sizeof(rp)); | |
4750 | ||
4751 | hci_dev_lock(hdev); | |
4752 | ||
4753 | if (!hdev_is_powered(hdev)) { | |
4754 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4755 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
4756 | goto unlock; | |
4757 | } | |
4758 | ||
4759 | if (cp->addr.type == BDADDR_BREDR) | |
4760 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
4761 | &cp->addr.bdaddr); | |
4762 | else | |
4763 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
4764 | ||
4765 | if (!conn || conn->state != BT_CONNECTED) { | |
4766 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4767 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
4768 | goto unlock; | |
4769 | } | |
4770 | ||
4771 | /* To avoid client trying to guess when to poll again for information we | |
4772 | * calculate conn info age as random value between min/max set in hdev. | |
4773 | */ | |
4774 | conn_info_age = hdev->conn_info_min_age + | |
4775 | prandom_u32_max(hdev->conn_info_max_age - | |
4776 | hdev->conn_info_min_age); | |
4777 | ||
4778 | /* Query controller to refresh cached values if they are too old or were | |
4779 | * never read. | |
4780 | */ | |
f4e2dd53 AK |
4781 | if (time_after(jiffies, conn->conn_info_timestamp + |
4782 | msecs_to_jiffies(conn_info_age)) || | |
dd983808 AK |
4783 | !conn->conn_info_timestamp) { |
4784 | struct hci_request req; | |
4785 | struct hci_cp_read_tx_power req_txp_cp; | |
4786 | struct hci_cp_read_rssi req_rssi_cp; | |
4787 | struct pending_cmd *cmd; | |
4788 | ||
4789 | hci_req_init(&req, hdev); | |
4790 | req_rssi_cp.handle = cpu_to_le16(conn->handle); | |
4791 | hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), | |
4792 | &req_rssi_cp); | |
4793 | ||
f7faab0c AK |
4794 | /* For LE links TX power does not change thus we don't need to |
4795 | * query for it once value is known. | |
4796 | */ | |
4797 | if (!bdaddr_type_is_le(cp->addr.type) || | |
4798 | conn->tx_power == HCI_TX_POWER_INVALID) { | |
4799 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4800 | req_txp_cp.type = 0x00; | |
4801 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4802 | sizeof(req_txp_cp), &req_txp_cp); | |
4803 | } | |
dd983808 | 4804 | |
eed5daf3 AK |
4805 | /* Max TX power needs to be read only once per connection */ |
4806 | if (conn->max_tx_power == HCI_TX_POWER_INVALID) { | |
4807 | req_txp_cp.handle = cpu_to_le16(conn->handle); | |
4808 | req_txp_cp.type = 0x01; | |
4809 | hci_req_add(&req, HCI_OP_READ_TX_POWER, | |
4810 | sizeof(req_txp_cp), &req_txp_cp); | |
4811 | } | |
4812 | ||
dd983808 AK |
4813 | err = hci_req_run(&req, conn_info_refresh_complete); |
4814 | if (err < 0) | |
4815 | goto unlock; | |
4816 | ||
4817 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CONN_INFO, hdev, | |
4818 | data, len); | |
4819 | if (!cmd) { | |
4820 | err = -ENOMEM; | |
4821 | goto unlock; | |
4822 | } | |
4823 | ||
4824 | hci_conn_hold(conn); | |
4825 | cmd->user_data = conn; | |
4826 | ||
4827 | conn->conn_info_timestamp = jiffies; | |
4828 | } else { | |
4829 | /* Cache is valid, just reply with values cached in hci_conn */ | |
4830 | rp.rssi = conn->rssi; | |
4831 | rp.tx_power = conn->tx_power; | |
eed5daf3 | 4832 | rp.max_tx_power = conn->max_tx_power; |
dd983808 AK |
4833 | |
4834 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONN_INFO, | |
4835 | MGMT_STATUS_SUCCESS, &rp, sizeof(rp)); | |
4836 | } | |
4837 | ||
4838 | unlock: | |
4839 | hci_dev_unlock(hdev); | |
4840 | return err; | |
4841 | } | |
4842 | ||
95868426 JH |
4843 | static void get_clock_info_complete(struct hci_dev *hdev, u8 status) |
4844 | { | |
4845 | struct mgmt_cp_get_clock_info *cp; | |
4846 | struct mgmt_rp_get_clock_info rp; | |
4847 | struct hci_cp_read_clock *hci_cp; | |
4848 | struct pending_cmd *cmd; | |
4849 | struct hci_conn *conn; | |
4850 | ||
4851 | BT_DBG("%s status %u", hdev->name, status); | |
4852 | ||
4853 | hci_dev_lock(hdev); | |
4854 | ||
4855 | hci_cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK); | |
4856 | if (!hci_cp) | |
4857 | goto unlock; | |
4858 | ||
4859 | if (hci_cp->which) { | |
4860 | u16 handle = __le16_to_cpu(hci_cp->handle); | |
4861 | conn = hci_conn_hash_lookup_handle(hdev, handle); | |
4862 | } else { | |
4863 | conn = NULL; | |
4864 | } | |
4865 | ||
4866 | cmd = mgmt_pending_find_data(MGMT_OP_GET_CLOCK_INFO, hdev, conn); | |
4867 | if (!cmd) | |
4868 | goto unlock; | |
4869 | ||
4870 | cp = cmd->param; | |
4871 | ||
4872 | memset(&rp, 0, sizeof(rp)); | |
4873 | memcpy(&rp.addr, &cp->addr, sizeof(rp.addr)); | |
4874 | ||
4875 | if (status) | |
4876 | goto send_rsp; | |
4877 | ||
4878 | rp.local_clock = cpu_to_le32(hdev->clock); | |
4879 | ||
4880 | if (conn) { | |
4881 | rp.piconet_clock = cpu_to_le32(conn->clock); | |
4882 | rp.accuracy = cpu_to_le16(conn->clock_accuracy); | |
4883 | } | |
4884 | ||
4885 | send_rsp: | |
4886 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
4887 | &rp, sizeof(rp)); | |
4888 | mgmt_pending_remove(cmd); | |
4889 | if (conn) | |
4890 | hci_conn_drop(conn); | |
4891 | ||
4892 | unlock: | |
4893 | hci_dev_unlock(hdev); | |
4894 | } | |
4895 | ||
4896 | static int get_clock_info(struct sock *sk, struct hci_dev *hdev, void *data, | |
4897 | u16 len) | |
4898 | { | |
4899 | struct mgmt_cp_get_clock_info *cp = data; | |
4900 | struct mgmt_rp_get_clock_info rp; | |
4901 | struct hci_cp_read_clock hci_cp; | |
4902 | struct pending_cmd *cmd; | |
4903 | struct hci_request req; | |
4904 | struct hci_conn *conn; | |
4905 | int err; | |
4906 | ||
4907 | BT_DBG("%s", hdev->name); | |
4908 | ||
4909 | memset(&rp, 0, sizeof(rp)); | |
4910 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
4911 | rp.addr.type = cp->addr.type; | |
4912 | ||
4913 | if (cp->addr.type != BDADDR_BREDR) | |
4914 | return cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, | |
4915 | MGMT_STATUS_INVALID_PARAMS, | |
4916 | &rp, sizeof(rp)); | |
4917 | ||
4918 | hci_dev_lock(hdev); | |
4919 | ||
4920 | if (!hdev_is_powered(hdev)) { | |
4921 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CLOCK_INFO, | |
4922 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
4923 | goto unlock; | |
4924 | } | |
4925 | ||
4926 | if (bacmp(&cp->addr.bdaddr, BDADDR_ANY)) { | |
4927 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
4928 | &cp->addr.bdaddr); | |
4929 | if (!conn || conn->state != BT_CONNECTED) { | |
4930 | err = cmd_complete(sk, hdev->id, | |
4931 | MGMT_OP_GET_CLOCK_INFO, | |
4932 | MGMT_STATUS_NOT_CONNECTED, | |
4933 | &rp, sizeof(rp)); | |
4934 | goto unlock; | |
4935 | } | |
4936 | } else { | |
4937 | conn = NULL; | |
4938 | } | |
4939 | ||
4940 | cmd = mgmt_pending_add(sk, MGMT_OP_GET_CLOCK_INFO, hdev, data, len); | |
4941 | if (!cmd) { | |
4942 | err = -ENOMEM; | |
4943 | goto unlock; | |
4944 | } | |
4945 | ||
4946 | hci_req_init(&req, hdev); | |
4947 | ||
4948 | memset(&hci_cp, 0, sizeof(hci_cp)); | |
4949 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
4950 | ||
4951 | if (conn) { | |
4952 | hci_conn_hold(conn); | |
4953 | cmd->user_data = conn; | |
4954 | ||
4955 | hci_cp.handle = cpu_to_le16(conn->handle); | |
4956 | hci_cp.which = 0x01; /* Piconet clock */ | |
4957 | hci_req_add(&req, HCI_OP_READ_CLOCK, sizeof(hci_cp), &hci_cp); | |
4958 | } | |
4959 | ||
4960 | err = hci_req_run(&req, get_clock_info_complete); | |
4961 | if (err < 0) | |
4962 | mgmt_pending_remove(cmd); | |
4963 | ||
4964 | unlock: | |
4965 | hci_dev_unlock(hdev); | |
4966 | return err; | |
4967 | } | |
4968 | ||
2e3c35ea | 4969 | static const struct mgmt_handler { |
04124681 GP |
4970 | int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, |
4971 | u16 data_len); | |
be22b54e JH |
4972 | bool var_len; |
4973 | size_t data_len; | |
0f4e68cf JH |
4974 | } mgmt_handlers[] = { |
4975 | { NULL }, /* 0x0000 (no command) */ | |
be22b54e JH |
4976 | { read_version, false, MGMT_READ_VERSION_SIZE }, |
4977 | { read_commands, false, MGMT_READ_COMMANDS_SIZE }, | |
4978 | { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE }, | |
4979 | { read_controller_info, false, MGMT_READ_INFO_SIZE }, | |
4980 | { set_powered, false, MGMT_SETTING_SIZE }, | |
4981 | { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE }, | |
4982 | { set_connectable, false, MGMT_SETTING_SIZE }, | |
4983 | { set_fast_connectable, false, MGMT_SETTING_SIZE }, | |
4984 | { set_pairable, false, MGMT_SETTING_SIZE }, | |
4985 | { set_link_security, false, MGMT_SETTING_SIZE }, | |
4986 | { set_ssp, false, MGMT_SETTING_SIZE }, | |
4987 | { set_hs, false, MGMT_SETTING_SIZE }, | |
4988 | { set_le, false, MGMT_SETTING_SIZE }, | |
4989 | { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE }, | |
4990 | { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE }, | |
4991 | { add_uuid, false, MGMT_ADD_UUID_SIZE }, | |
4992 | { remove_uuid, false, MGMT_REMOVE_UUID_SIZE }, | |
4993 | { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE }, | |
4994 | { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE }, | |
4995 | { disconnect, false, MGMT_DISCONNECT_SIZE }, | |
4996 | { get_connections, false, MGMT_GET_CONNECTIONS_SIZE }, | |
4997 | { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE }, | |
4998 | { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
4999 | { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE }, | |
5000 | { pair_device, false, MGMT_PAIR_DEVICE_SIZE }, | |
5001 | { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
5002 | { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE }, | |
5003 | { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
5004 | { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
5005 | { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
5006 | { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
5007 | { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE }, | |
ec109113 | 5008 | { add_remote_oob_data, true, MGMT_ADD_REMOTE_OOB_DATA_SIZE }, |
be22b54e JH |
5009 | { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
5010 | { start_discovery, false, MGMT_START_DISCOVERY_SIZE }, | |
5011 | { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE }, | |
5012 | { confirm_name, false, MGMT_CONFIRM_NAME_SIZE }, | |
5013 | { block_device, false, MGMT_BLOCK_DEVICE_SIZE }, | |
5014 | { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE }, | |
cdbaccca | 5015 | { set_device_id, false, MGMT_SET_DEVICE_ID_SIZE }, |
4375f103 | 5016 | { set_advertising, false, MGMT_SETTING_SIZE }, |
0663ca2a | 5017 | { set_bredr, false, MGMT_SETTING_SIZE }, |
d13eafce | 5018 | { set_static_address, false, MGMT_SET_STATIC_ADDRESS_SIZE }, |
14b49b9a | 5019 | { set_scan_params, false, MGMT_SET_SCAN_PARAMS_SIZE }, |
eac83dc6 | 5020 | { set_secure_conn, false, MGMT_SETTING_SIZE }, |
4e39ac81 | 5021 | { set_debug_keys, false, MGMT_SETTING_SIZE }, |
62b04cd1 | 5022 | { set_privacy, false, MGMT_SET_PRIVACY_SIZE }, |
41edf160 | 5023 | { load_irks, true, MGMT_LOAD_IRKS_SIZE }, |
dd983808 | 5024 | { get_conn_info, false, MGMT_GET_CONN_INFO_SIZE }, |
95868426 | 5025 | { get_clock_info, false, MGMT_GET_CLOCK_INFO_SIZE }, |
0f4e68cf JH |
5026 | }; |
5027 | ||
5028 | ||
0381101f JH |
5029 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
5030 | { | |
650f726d VCG |
5031 | void *buf; |
5032 | u8 *cp; | |
0381101f | 5033 | struct mgmt_hdr *hdr; |
4e51eae9 | 5034 | u16 opcode, index, len; |
bdb6d971 | 5035 | struct hci_dev *hdev = NULL; |
2e3c35ea | 5036 | const struct mgmt_handler *handler; |
0381101f JH |
5037 | int err; |
5038 | ||
5039 | BT_DBG("got %zu bytes", msglen); | |
5040 | ||
5041 | if (msglen < sizeof(*hdr)) | |
5042 | return -EINVAL; | |
5043 | ||
e63a15ec | 5044 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
5045 | if (!buf) |
5046 | return -ENOMEM; | |
5047 | ||
5048 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
5049 | err = -EFAULT; | |
5050 | goto done; | |
5051 | } | |
5052 | ||
650f726d | 5053 | hdr = buf; |
1f350c87 MH |
5054 | opcode = __le16_to_cpu(hdr->opcode); |
5055 | index = __le16_to_cpu(hdr->index); | |
5056 | len = __le16_to_cpu(hdr->len); | |
0381101f JH |
5057 | |
5058 | if (len != msglen - sizeof(*hdr)) { | |
5059 | err = -EINVAL; | |
5060 | goto done; | |
5061 | } | |
5062 | ||
0f4e68cf | 5063 | if (index != MGMT_INDEX_NONE) { |
bdb6d971 JH |
5064 | hdev = hci_dev_get(index); |
5065 | if (!hdev) { | |
5066 | err = cmd_status(sk, index, opcode, | |
04124681 | 5067 | MGMT_STATUS_INVALID_INDEX); |
bdb6d971 JH |
5068 | goto done; |
5069 | } | |
0736cfa8 | 5070 | |
cebf4cfd | 5071 | if (test_bit(HCI_SETUP, &hdev->dev_flags) || |
fee746b0 MH |
5072 | test_bit(HCI_USER_CHANNEL, &hdev->dev_flags) || |
5073 | test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks)) { | |
0736cfa8 MH |
5074 | err = cmd_status(sk, index, opcode, |
5075 | MGMT_STATUS_INVALID_INDEX); | |
5076 | goto done; | |
5077 | } | |
bdb6d971 JH |
5078 | } |
5079 | ||
0f4e68cf | 5080 | if (opcode >= ARRAY_SIZE(mgmt_handlers) || |
8ce8e2b5 | 5081 | mgmt_handlers[opcode].func == NULL) { |
0381101f | 5082 | BT_DBG("Unknown op %u", opcode); |
ca69b795 | 5083 | err = cmd_status(sk, index, opcode, |
04124681 | 5084 | MGMT_STATUS_UNKNOWN_COMMAND); |
0f4e68cf JH |
5085 | goto done; |
5086 | } | |
5087 | ||
5088 | if ((hdev && opcode < MGMT_OP_READ_INFO) || | |
8ce8e2b5 | 5089 | (!hdev && opcode >= MGMT_OP_READ_INFO)) { |
0f4e68cf | 5090 | err = cmd_status(sk, index, opcode, |
04124681 | 5091 | MGMT_STATUS_INVALID_INDEX); |
0f4e68cf | 5092 | goto done; |
0381101f JH |
5093 | } |
5094 | ||
be22b54e JH |
5095 | handler = &mgmt_handlers[opcode]; |
5096 | ||
5097 | if ((handler->var_len && len < handler->data_len) || | |
8ce8e2b5 | 5098 | (!handler->var_len && len != handler->data_len)) { |
be22b54e | 5099 | err = cmd_status(sk, index, opcode, |
04124681 | 5100 | MGMT_STATUS_INVALID_PARAMS); |
be22b54e JH |
5101 | goto done; |
5102 | } | |
5103 | ||
0f4e68cf JH |
5104 | if (hdev) |
5105 | mgmt_init_hdev(sk, hdev); | |
5106 | ||
5107 | cp = buf + sizeof(*hdr); | |
5108 | ||
be22b54e | 5109 | err = handler->func(sk, hdev, cp, len); |
e41d8b4e JH |
5110 | if (err < 0) |
5111 | goto done; | |
5112 | ||
0381101f JH |
5113 | err = msglen; |
5114 | ||
5115 | done: | |
bdb6d971 JH |
5116 | if (hdev) |
5117 | hci_dev_put(hdev); | |
5118 | ||
0381101f JH |
5119 | kfree(buf); |
5120 | return err; | |
5121 | } | |
c71e97bf | 5122 | |
bf6b56db | 5123 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 5124 | { |
1514b892 | 5125 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 5126 | return; |
bb4b2a9a | 5127 | |
bf6b56db | 5128 | mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL); |
c71e97bf JH |
5129 | } |
5130 | ||
bf6b56db | 5131 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 5132 | { |
5f159032 | 5133 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 5134 | |
1514b892 | 5135 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 5136 | return; |
bb4b2a9a | 5137 | |
744cf19e | 5138 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe | 5139 | |
bf6b56db | 5140 | mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL); |
eec8d2bc JH |
5141 | } |
5142 | ||
6046dc3e AG |
5143 | /* This function requires the caller holds hdev->lock */ |
5144 | static void restart_le_auto_conns(struct hci_dev *hdev) | |
5145 | { | |
5146 | struct hci_conn_params *p; | |
5147 | ||
5148 | list_for_each_entry(p, &hdev->le_conn_params, list) { | |
5149 | if (p->auto_connect == HCI_AUTO_CONN_ALWAYS) | |
5150 | hci_pend_le_conn_add(hdev, &p->addr, p->addr_type); | |
5151 | } | |
5152 | } | |
5153 | ||
229ab39c JH |
5154 | static void powered_complete(struct hci_dev *hdev, u8 status) |
5155 | { | |
5156 | struct cmd_lookup match = { NULL, hdev }; | |
5157 | ||
5158 | BT_DBG("status 0x%02x", status); | |
5159 | ||
5160 | hci_dev_lock(hdev); | |
5161 | ||
6046dc3e AG |
5162 | restart_le_auto_conns(hdev); |
5163 | ||
229ab39c JH |
5164 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
5165 | ||
5166 | new_settings(hdev, match.sk); | |
5167 | ||
5168 | hci_dev_unlock(hdev); | |
5169 | ||
5170 | if (match.sk) | |
5171 | sock_put(match.sk); | |
5172 | } | |
5173 | ||
70da6243 | 5174 | static int powered_update_hci(struct hci_dev *hdev) |
5add6af8 | 5175 | { |
890ea898 | 5176 | struct hci_request req; |
70da6243 | 5177 | u8 link_sec; |
5add6af8 | 5178 | |
890ea898 JH |
5179 | hci_req_init(&req, hdev); |
5180 | ||
70da6243 JH |
5181 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
5182 | !lmp_host_ssp_capable(hdev)) { | |
5183 | u8 ssp = 1; | |
5e5282bb | 5184 | |
890ea898 | 5185 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, 1, &ssp); |
70da6243 | 5186 | } |
5add6af8 | 5187 | |
c73eee91 JH |
5188 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
5189 | lmp_bredr_capable(hdev)) { | |
70da6243 | 5190 | struct hci_cp_write_le_host_supported cp; |
f0ff92fb | 5191 | |
70da6243 JH |
5192 | cp.le = 1; |
5193 | cp.simul = lmp_le_br_capable(hdev); | |
3d1cbdd6 | 5194 | |
70da6243 JH |
5195 | /* Check first if we already have the right |
5196 | * host state (host features set) | |
5197 | */ | |
5198 | if (cp.le != lmp_host_le_capable(hdev) || | |
5199 | cp.simul != lmp_host_le_br_capable(hdev)) | |
890ea898 JH |
5200 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
5201 | sizeof(cp), &cp); | |
70da6243 | 5202 | } |
3d1cbdd6 | 5203 | |
d13eafce | 5204 | if (lmp_le_capable(hdev)) { |
441ad2d0 MH |
5205 | /* Make sure the controller has a good default for |
5206 | * advertising data. This also applies to the case | |
5207 | * where BR/EDR was toggled during the AUTO_OFF phase. | |
5208 | */ | |
f14d8f64 | 5209 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { |
5947f4bc | 5210 | update_adv_data(&req); |
f14d8f64 MH |
5211 | update_scan_rsp_data(&req); |
5212 | } | |
441ad2d0 | 5213 | |
bba3aa55 MH |
5214 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
5215 | enable_advertising(&req); | |
eeca6f89 JH |
5216 | } |
5217 | ||
70da6243 JH |
5218 | link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
5219 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) | |
890ea898 JH |
5220 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
5221 | sizeof(link_sec), &link_sec); | |
562fcc24 | 5222 | |
70da6243 | 5223 | if (lmp_bredr_capable(hdev)) { |
56f87901 JH |
5224 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
5225 | set_bredr_scan(&req); | |
890ea898 | 5226 | update_class(&req); |
13928971 | 5227 | update_name(&req); |
890ea898 | 5228 | update_eir(&req); |
70da6243 | 5229 | } |
562fcc24 | 5230 | |
229ab39c | 5231 | return hci_req_run(&req, powered_complete); |
70da6243 | 5232 | } |
562fcc24 | 5233 | |
70da6243 JH |
5234 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
5235 | { | |
5236 | struct cmd_lookup match = { NULL, hdev }; | |
229ab39c JH |
5237 | u8 status_not_powered = MGMT_STATUS_NOT_POWERED; |
5238 | u8 zero_cod[] = { 0, 0, 0 }; | |
70da6243 | 5239 | int err; |
f0ff92fb | 5240 | |
70da6243 JH |
5241 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
5242 | return 0; | |
5243 | ||
70da6243 | 5244 | if (powered) { |
229ab39c JH |
5245 | if (powered_update_hci(hdev) == 0) |
5246 | return 0; | |
fe038884 | 5247 | |
229ab39c JH |
5248 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
5249 | &match); | |
5250 | goto new_settings; | |
b24752fe JH |
5251 | } |
5252 | ||
229ab39c JH |
5253 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
5254 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status_not_powered); | |
5255 | ||
5256 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
5257 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, | |
5258 | zero_cod, sizeof(zero_cod), NULL); | |
5259 | ||
5260 | new_settings: | |
beadb2bd | 5261 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
5262 | |
5263 | if (match.sk) | |
5264 | sock_put(match.sk); | |
5265 | ||
7bb895d6 | 5266 | return err; |
5add6af8 | 5267 | } |
73f22f62 | 5268 | |
3eec705e | 5269 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc JH |
5270 | { |
5271 | struct pending_cmd *cmd; | |
5272 | u8 status; | |
5273 | ||
5274 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
5275 | if (!cmd) | |
3eec705e | 5276 | return; |
96570ffc JH |
5277 | |
5278 | if (err == -ERFKILL) | |
5279 | status = MGMT_STATUS_RFKILLED; | |
5280 | else | |
5281 | status = MGMT_STATUS_FAILED; | |
5282 | ||
3eec705e | 5283 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
5284 | |
5285 | mgmt_pending_remove(cmd); | |
96570ffc JH |
5286 | } |
5287 | ||
d1967ff8 MH |
5288 | void mgmt_discoverable_timeout(struct hci_dev *hdev) |
5289 | { | |
5290 | struct hci_request req; | |
d1967ff8 MH |
5291 | |
5292 | hci_dev_lock(hdev); | |
5293 | ||
5294 | /* When discoverable timeout triggers, then just make sure | |
5295 | * the limited discoverable flag is cleared. Even in the case | |
5296 | * of a timeout triggered from general discoverable, it is | |
5297 | * safe to unconditionally clear the flag. | |
5298 | */ | |
5299 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
9a43e25f | 5300 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
d1967ff8 MH |
5301 | |
5302 | hci_req_init(&req, hdev); | |
4b580614 JH |
5303 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
5304 | u8 scan = SCAN_PAGE; | |
5305 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, | |
5306 | sizeof(scan), &scan); | |
5307 | } | |
d1967ff8 | 5308 | update_class(&req); |
9a43e25f | 5309 | update_adv_data(&req); |
d1967ff8 MH |
5310 | hci_req_run(&req, NULL); |
5311 | ||
5312 | hdev->discov_timeout = 0; | |
5313 | ||
9a43e25f JH |
5314 | new_settings(hdev, NULL); |
5315 | ||
d1967ff8 MH |
5316 | hci_dev_unlock(hdev); |
5317 | } | |
5318 | ||
86a75645 | 5319 | void mgmt_discoverable(struct hci_dev *hdev, u8 discoverable) |
73f22f62 | 5320 | { |
86a75645 | 5321 | bool changed; |
73f22f62 | 5322 | |
bfaf8c9f JH |
5323 | /* Nothing needed here if there's a pending command since that |
5324 | * commands request completion callback takes care of everything | |
5325 | * necessary. | |
5326 | */ | |
5327 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev)) | |
86a75645 | 5328 | return; |
bfaf8c9f | 5329 | |
bd107999 JH |
5330 | /* Powering off may clear the scan mode - don't let that interfere */ |
5331 | if (!discoverable && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5332 | return; | |
5333 | ||
9a43e25f | 5334 | if (discoverable) { |
86a75645 | 5335 | changed = !test_and_set_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
5336 | } else { |
5337 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
86a75645 | 5338 | changed = test_and_clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
5339 | } |
5340 | ||
5341 | if (changed) { | |
5342 | struct hci_request req; | |
5343 | ||
5344 | /* In case this change in discoverable was triggered by | |
5345 | * a disabling of connectable there could be a need to | |
5346 | * update the advertising flags. | |
5347 | */ | |
5348 | hci_req_init(&req, hdev); | |
5349 | update_adv_data(&req); | |
5350 | hci_req_run(&req, NULL); | |
73f22f62 | 5351 | |
86a75645 | 5352 | new_settings(hdev, NULL); |
9a43e25f | 5353 | } |
73f22f62 | 5354 | } |
9fbcbb45 | 5355 | |
a330916c | 5356 | void mgmt_connectable(struct hci_dev *hdev, u8 connectable) |
9fbcbb45 | 5357 | { |
a330916c | 5358 | bool changed; |
9fbcbb45 | 5359 | |
d7b856f9 JH |
5360 | /* Nothing needed here if there's a pending command since that |
5361 | * commands request completion callback takes care of everything | |
5362 | * necessary. | |
5363 | */ | |
5364 | if (mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) | |
a330916c | 5365 | return; |
d7b856f9 | 5366 | |
ce3f24cf JH |
5367 | /* Powering off may clear the scan mode - don't let that interfere */ |
5368 | if (!connectable && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5369 | return; | |
5370 | ||
a330916c MH |
5371 | if (connectable) |
5372 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
5373 | else | |
5374 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
9fbcbb45 | 5375 | |
beadb2bd | 5376 | if (changed) |
a330916c | 5377 | new_settings(hdev, NULL); |
9fbcbb45 | 5378 | } |
55ed8ca1 | 5379 | |
778b235a JH |
5380 | void mgmt_advertising(struct hci_dev *hdev, u8 advertising) |
5381 | { | |
7c4cfab8 JH |
5382 | /* Powering off may stop advertising - don't let that interfere */ |
5383 | if (!advertising && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
5384 | return; | |
5385 | ||
778b235a JH |
5386 | if (advertising) |
5387 | set_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
5388 | else | |
5389 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
5390 | } | |
5391 | ||
4796e8af | 5392 | void mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status) |
2d7cee58 | 5393 | { |
ca69b795 JH |
5394 | u8 mgmt_err = mgmt_status(status); |
5395 | ||
2d7cee58 | 5396 | if (scan & SCAN_PAGE) |
744cf19e | 5397 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, |
04124681 | 5398 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
5399 | |
5400 | if (scan & SCAN_INQUIRY) | |
744cf19e | 5401 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, |
04124681 | 5402 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
5403 | } |
5404 | ||
dc4a5ee2 MH |
5405 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
5406 | bool persistent) | |
55ed8ca1 | 5407 | { |
86742e1e | 5408 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 5409 | |
a492cd52 | 5410 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 5411 | |
a492cd52 | 5412 | ev.store_hint = persistent; |
d753fdc4 | 5413 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 5414 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 5415 | ev.key.type = key->type; |
9b3b4460 | 5416 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 5417 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 5418 | |
dc4a5ee2 | 5419 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 5420 | } |
f7520543 | 5421 | |
d7b25450 JH |
5422 | static u8 mgmt_ltk_type(struct smp_ltk *ltk) |
5423 | { | |
5424 | if (ltk->authenticated) | |
5425 | return MGMT_LTK_AUTHENTICATED; | |
5426 | ||
5427 | return MGMT_LTK_UNAUTHENTICATED; | |
5428 | } | |
5429 | ||
53ac6ab6 | 5430 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent) |
346af67b VCG |
5431 | { |
5432 | struct mgmt_ev_new_long_term_key ev; | |
5433 | ||
5434 | memset(&ev, 0, sizeof(ev)); | |
5435 | ||
5192d301 MH |
5436 | /* Devices using resolvable or non-resolvable random addresses |
5437 | * without providing an indentity resolving key don't require | |
5438 | * to store long term keys. Their addresses will change the | |
5439 | * next time around. | |
5440 | * | |
5441 | * Only when a remote device provides an identity address | |
5442 | * make sure the long term key is stored. If the remote | |
5443 | * identity is known, the long term keys are internally | |
5444 | * mapped to the identity address. So allow static random | |
5445 | * and public addresses here. | |
5446 | */ | |
ba74b666 JH |
5447 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
5448 | (key->bdaddr.b[5] & 0xc0) != 0xc0) | |
5449 | ev.store_hint = 0x00; | |
5450 | else | |
53ac6ab6 | 5451 | ev.store_hint = persistent; |
ba74b666 | 5452 | |
346af67b | 5453 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
57c1477c | 5454 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
d7b25450 | 5455 | ev.key.type = mgmt_ltk_type(key); |
346af67b VCG |
5456 | ev.key.enc_size = key->enc_size; |
5457 | ev.key.ediv = key->ediv; | |
fe39c7b2 | 5458 | ev.key.rand = key->rand; |
346af67b | 5459 | |
2ceba539 | 5460 | if (key->type == SMP_LTK) |
346af67b VCG |
5461 | ev.key.master = 1; |
5462 | ||
346af67b VCG |
5463 | memcpy(ev.key.val, key->val, sizeof(key->val)); |
5464 | ||
083368f7 | 5465 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
5466 | } |
5467 | ||
95fbac8a JH |
5468 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk) |
5469 | { | |
5470 | struct mgmt_ev_new_irk ev; | |
5471 | ||
5472 | memset(&ev, 0, sizeof(ev)); | |
5473 | ||
bab6d1e5 MH |
5474 | /* For identity resolving keys from devices that are already |
5475 | * using a public address or static random address, do not | |
5476 | * ask for storing this key. The identity resolving key really | |
5477 | * is only mandatory for devices using resovlable random | |
5478 | * addresses. | |
5479 | * | |
5480 | * Storing all identity resolving keys has the downside that | |
5481 | * they will be also loaded on next boot of they system. More | |
5482 | * identity resolving keys, means more time during scanning is | |
5483 | * needed to actually resolve these addresses. | |
5484 | */ | |
5485 | if (bacmp(&irk->rpa, BDADDR_ANY)) | |
5486 | ev.store_hint = 0x01; | |
5487 | else | |
5488 | ev.store_hint = 0x00; | |
5489 | ||
95fbac8a JH |
5490 | bacpy(&ev.rpa, &irk->rpa); |
5491 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); | |
5492 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); | |
5493 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); | |
5494 | ||
5495 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); | |
5496 | } | |
5497 | ||
53ac6ab6 MH |
5498 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
5499 | bool persistent) | |
7ee4ea36 MH |
5500 | { |
5501 | struct mgmt_ev_new_csrk ev; | |
5502 | ||
5503 | memset(&ev, 0, sizeof(ev)); | |
5504 | ||
5505 | /* Devices using resolvable or non-resolvable random addresses | |
5506 | * without providing an indentity resolving key don't require | |
5507 | * to store signature resolving keys. Their addresses will change | |
5508 | * the next time around. | |
5509 | * | |
5510 | * Only when a remote device provides an identity address | |
5511 | * make sure the signature resolving key is stored. So allow | |
5512 | * static random and public addresses here. | |
5513 | */ | |
5514 | if (csrk->bdaddr_type == ADDR_LE_DEV_RANDOM && | |
5515 | (csrk->bdaddr.b[5] & 0xc0) != 0xc0) | |
5516 | ev.store_hint = 0x00; | |
5517 | else | |
53ac6ab6 | 5518 | ev.store_hint = persistent; |
7ee4ea36 MH |
5519 | |
5520 | bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr); | |
5521 | ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type); | |
5522 | ev.key.master = csrk->master; | |
5523 | memcpy(ev.key.val, csrk->val, sizeof(csrk->val)); | |
5524 | ||
5525 | mgmt_event(MGMT_EV_NEW_CSRK, hdev, &ev, sizeof(ev), NULL); | |
5526 | } | |
5527 | ||
94933991 MH |
5528 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
5529 | u8 data_len) | |
5530 | { | |
5531 | eir[eir_len++] = sizeof(type) + data_len; | |
5532 | eir[eir_len++] = type; | |
5533 | memcpy(&eir[eir_len], data, data_len); | |
5534 | eir_len += data_len; | |
5535 | ||
5536 | return eir_len; | |
5537 | } | |
5538 | ||
ecd90ae7 MH |
5539 | void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5540 | u8 addr_type, u32 flags, u8 *name, u8 name_len, | |
5541 | u8 *dev_class) | |
f7520543 | 5542 | { |
b644ba33 JH |
5543 | char buf[512]; |
5544 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
5545 | u16 eir_len = 0; | |
f7520543 | 5546 | |
b644ba33 | 5547 | bacpy(&ev->addr.bdaddr, bdaddr); |
57c1477c | 5548 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
f7520543 | 5549 | |
c95f0ba7 | 5550 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 5551 | |
b644ba33 JH |
5552 | if (name_len > 0) |
5553 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
04124681 | 5554 | name, name_len); |
b644ba33 JH |
5555 | |
5556 | if (dev_class && memcmp(dev_class, "\0\0\0", 3) != 0) | |
53156385 | 5557 | eir_len = eir_append_data(ev->eir, eir_len, |
04124681 | 5558 | EIR_CLASS_OF_DEV, dev_class, 3); |
b644ba33 | 5559 | |
eb55ef07 | 5560 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 5561 | |
ecd90ae7 MH |
5562 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
5563 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
5564 | } |
5565 | ||
8962ee74 JH |
5566 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
5567 | { | |
c68fb7ff | 5568 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 5569 | struct sock **sk = data; |
a38528f1 | 5570 | struct mgmt_rp_disconnect rp; |
8962ee74 | 5571 | |
88c3df13 JH |
5572 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
5573 | rp.addr.type = cp->addr.type; | |
8962ee74 | 5574 | |
aee9b218 | 5575 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp, |
04124681 | 5576 | sizeof(rp)); |
8962ee74 JH |
5577 | |
5578 | *sk = cmd->sk; | |
5579 | sock_hold(*sk); | |
5580 | ||
a664b5bc | 5581 | mgmt_pending_remove(cmd); |
8962ee74 JH |
5582 | } |
5583 | ||
124f6e35 | 5584 | static void unpair_device_rsp(struct pending_cmd *cmd, void *data) |
a8a1d19e | 5585 | { |
b1078ad0 | 5586 | struct hci_dev *hdev = data; |
124f6e35 JH |
5587 | struct mgmt_cp_unpair_device *cp = cmd->param; |
5588 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
5589 | |
5590 | memset(&rp, 0, sizeof(rp)); | |
124f6e35 JH |
5591 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
5592 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 5593 | |
b1078ad0 JH |
5594 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
5595 | ||
aee9b218 | 5596 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp)); |
a8a1d19e JH |
5597 | |
5598 | mgmt_pending_remove(cmd); | |
5599 | } | |
5600 | ||
9b80ec5e | 5601 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
5602 | u8 link_type, u8 addr_type, u8 reason, |
5603 | bool mgmt_connected) | |
f7520543 | 5604 | { |
f0d6a0ea | 5605 | struct mgmt_ev_device_disconnected ev; |
8b064a3a | 5606 | struct pending_cmd *power_off; |
8962ee74 | 5607 | struct sock *sk = NULL; |
8962ee74 | 5608 | |
8b064a3a JH |
5609 | power_off = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); |
5610 | if (power_off) { | |
5611 | struct mgmt_mode *cp = power_off->param; | |
5612 | ||
5613 | /* The connection is still in hci_conn_hash so test for 1 | |
5614 | * instead of 0 to know if this is the last one. | |
5615 | */ | |
a3172b7e JH |
5616 | if (!cp->val && hci_conn_count(hdev) == 1) { |
5617 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 5618 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 5619 | } |
8b064a3a JH |
5620 | } |
5621 | ||
12d4a3b2 JH |
5622 | if (!mgmt_connected) |
5623 | return; | |
5624 | ||
57eb776f AG |
5625 | if (link_type != ACL_LINK && link_type != LE_LINK) |
5626 | return; | |
5627 | ||
744cf19e | 5628 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 5629 | |
f0d6a0ea MA |
5630 | bacpy(&ev.addr.bdaddr, bdaddr); |
5631 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
5632 | ev.reason = reason; | |
f7520543 | 5633 | |
9b80ec5e | 5634 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
5635 | |
5636 | if (sk) | |
d97dcb66 | 5637 | sock_put(sk); |
8962ee74 | 5638 | |
124f6e35 | 5639 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 5640 | hdev); |
8962ee74 JH |
5641 | } |
5642 | ||
7892924c MH |
5643 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5644 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 5645 | { |
3655bba8 AG |
5646 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
5647 | struct mgmt_cp_disconnect *cp; | |
88c3df13 | 5648 | struct mgmt_rp_disconnect rp; |
8962ee74 | 5649 | struct pending_cmd *cmd; |
8962ee74 | 5650 | |
36a75f1b JD |
5651 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
5652 | hdev); | |
5653 | ||
2e58ef3e | 5654 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 5655 | if (!cmd) |
7892924c | 5656 | return; |
8962ee74 | 5657 | |
3655bba8 AG |
5658 | cp = cmd->param; |
5659 | ||
5660 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
5661 | return; | |
5662 | ||
5663 | if (cp->addr.type != bdaddr_type) | |
5664 | return; | |
5665 | ||
88c3df13 | 5666 | bacpy(&rp.addr.bdaddr, bdaddr); |
3655bba8 | 5667 | rp.addr.type = bdaddr_type; |
37d9ef76 | 5668 | |
7892924c MH |
5669 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, |
5670 | mgmt_status(status), &rp, sizeof(rp)); | |
8962ee74 | 5671 | |
a664b5bc | 5672 | mgmt_pending_remove(cmd); |
f7520543 | 5673 | } |
17d5c04c | 5674 | |
445608d0 MH |
5675 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5676 | u8 addr_type, u8 status) | |
17d5c04c JH |
5677 | { |
5678 | struct mgmt_ev_connect_failed ev; | |
c9910d0f JH |
5679 | struct pending_cmd *power_off; |
5680 | ||
5681 | power_off = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
5682 | if (power_off) { | |
5683 | struct mgmt_mode *cp = power_off->param; | |
5684 | ||
5685 | /* The connection is still in hci_conn_hash so test for 1 | |
5686 | * instead of 0 to know if this is the last one. | |
5687 | */ | |
a3172b7e JH |
5688 | if (!cp->val && hci_conn_count(hdev) == 1) { |
5689 | cancel_delayed_work(&hdev->power_off); | |
c9910d0f | 5690 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 5691 | } |
c9910d0f | 5692 | } |
17d5c04c | 5693 | |
4c659c39 | 5694 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5695 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 5696 | ev.status = mgmt_status(status); |
17d5c04c | 5697 | |
445608d0 | 5698 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 5699 | } |
980e1a53 | 5700 | |
ce0e4a0d | 5701 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
5702 | { |
5703 | struct mgmt_ev_pin_code_request ev; | |
5704 | ||
d8457698 | 5705 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 5706 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 5707 | ev.secure = secure; |
980e1a53 | 5708 | |
ce0e4a0d | 5709 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
5710 | } |
5711 | ||
e669cf80 MH |
5712 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5713 | u8 status) | |
980e1a53 JH |
5714 | { |
5715 | struct pending_cmd *cmd; | |
ac56fb13 | 5716 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 5717 | |
2e58ef3e | 5718 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 5719 | if (!cmd) |
e669cf80 | 5720 | return; |
980e1a53 | 5721 | |
d8457698 | 5722 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 5723 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 5724 | |
e669cf80 MH |
5725 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
5726 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 5727 | |
a664b5bc | 5728 | mgmt_pending_remove(cmd); |
980e1a53 JH |
5729 | } |
5730 | ||
3eb38528 MH |
5731 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5732 | u8 status) | |
980e1a53 JH |
5733 | { |
5734 | struct pending_cmd *cmd; | |
ac56fb13 | 5735 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 5736 | |
2e58ef3e | 5737 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 5738 | if (!cmd) |
3eb38528 | 5739 | return; |
980e1a53 | 5740 | |
d8457698 | 5741 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 5742 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 5743 | |
3eb38528 MH |
5744 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
5745 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 5746 | |
a664b5bc | 5747 | mgmt_pending_remove(cmd); |
980e1a53 | 5748 | } |
a5c29683 | 5749 | |
744cf19e | 5750 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 5751 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 5752 | u8 confirm_hint) |
a5c29683 JH |
5753 | { |
5754 | struct mgmt_ev_user_confirm_request ev; | |
5755 | ||
744cf19e | 5756 | BT_DBG("%s", hdev->name); |
a5c29683 | 5757 | |
272d90df | 5758 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5759 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 5760 | ev.confirm_hint = confirm_hint; |
39adbffe | 5761 | ev.value = cpu_to_le32(value); |
a5c29683 | 5762 | |
744cf19e | 5763 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 5764 | NULL); |
a5c29683 JH |
5765 | } |
5766 | ||
272d90df | 5767 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 5768 | u8 link_type, u8 addr_type) |
604086b7 BG |
5769 | { |
5770 | struct mgmt_ev_user_passkey_request ev; | |
5771 | ||
5772 | BT_DBG("%s", hdev->name); | |
5773 | ||
272d90df | 5774 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5775 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
5776 | |
5777 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 5778 | NULL); |
604086b7 BG |
5779 | } |
5780 | ||
0df4c185 | 5781 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
5782 | u8 link_type, u8 addr_type, u8 status, |
5783 | u8 opcode) | |
a5c29683 JH |
5784 | { |
5785 | struct pending_cmd *cmd; | |
5786 | struct mgmt_rp_user_confirm_reply rp; | |
5787 | int err; | |
5788 | ||
2e58ef3e | 5789 | cmd = mgmt_pending_find(opcode, hdev); |
a5c29683 JH |
5790 | if (!cmd) |
5791 | return -ENOENT; | |
5792 | ||
272d90df | 5793 | bacpy(&rp.addr.bdaddr, bdaddr); |
57c1477c | 5794 | rp.addr.type = link_to_bdaddr(link_type, addr_type); |
aee9b218 | 5795 | err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status), |
04124681 | 5796 | &rp, sizeof(rp)); |
a5c29683 | 5797 | |
a664b5bc | 5798 | mgmt_pending_remove(cmd); |
a5c29683 JH |
5799 | |
5800 | return err; | |
5801 | } | |
5802 | ||
744cf19e | 5803 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5804 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 5805 | { |
272d90df | 5806 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 5807 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
5808 | } |
5809 | ||
272d90df | 5810 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5811 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 5812 | { |
272d90df | 5813 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
5814 | status, |
5815 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 5816 | } |
2a611692 | 5817 | |
604086b7 | 5818 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5819 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 5820 | { |
272d90df | 5821 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 5822 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
5823 | } |
5824 | ||
272d90df | 5825 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5826 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 5827 | { |
272d90df | 5828 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
5829 | status, |
5830 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
5831 | } |
5832 | ||
92a25256 JH |
5833 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5834 | u8 link_type, u8 addr_type, u32 passkey, | |
5835 | u8 entered) | |
5836 | { | |
5837 | struct mgmt_ev_passkey_notify ev; | |
5838 | ||
5839 | BT_DBG("%s", hdev->name); | |
5840 | ||
5841 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5842 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
5843 | ev.passkey = __cpu_to_le32(passkey); | |
5844 | ev.entered = entered; | |
5845 | ||
5846 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
5847 | } | |
5848 | ||
e546099c MH |
5849 | void mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5850 | u8 addr_type, u8 status) | |
2a611692 JH |
5851 | { |
5852 | struct mgmt_ev_auth_failed ev; | |
5853 | ||
bab73cb6 | 5854 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5855 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 5856 | ev.status = mgmt_status(status); |
2a611692 | 5857 | |
e546099c | 5858 | mgmt_event(MGMT_EV_AUTH_FAILED, hdev, &ev, sizeof(ev), NULL); |
2a611692 | 5859 | } |
b312b161 | 5860 | |
464996ae | 5861 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
5862 | { |
5863 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 5864 | bool changed; |
33ef95ed JH |
5865 | |
5866 | if (status) { | |
5867 | u8 mgmt_err = mgmt_status(status); | |
5868 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 5869 | cmd_status_rsp, &mgmt_err); |
464996ae | 5870 | return; |
33ef95ed JH |
5871 | } |
5872 | ||
464996ae MH |
5873 | if (test_bit(HCI_AUTH, &hdev->flags)) |
5874 | changed = !test_and_set_bit(HCI_LINK_SECURITY, | |
5875 | &hdev->dev_flags); | |
5876 | else | |
5877 | changed = test_and_clear_bit(HCI_LINK_SECURITY, | |
5878 | &hdev->dev_flags); | |
47990ea0 | 5879 | |
33ef95ed | 5880 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 5881 | &match); |
33ef95ed | 5882 | |
47990ea0 | 5883 | if (changed) |
464996ae | 5884 | new_settings(hdev, match.sk); |
33ef95ed JH |
5885 | |
5886 | if (match.sk) | |
5887 | sock_put(match.sk); | |
33ef95ed JH |
5888 | } |
5889 | ||
890ea898 | 5890 | static void clear_eir(struct hci_request *req) |
cacaf52f | 5891 | { |
890ea898 | 5892 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
5893 | struct hci_cp_write_eir cp; |
5894 | ||
976eb20e | 5895 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 5896 | return; |
cacaf52f | 5897 | |
c80da27e JH |
5898 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
5899 | ||
cacaf52f JH |
5900 | memset(&cp, 0, sizeof(cp)); |
5901 | ||
890ea898 | 5902 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
5903 | } |
5904 | ||
3e248560 | 5905 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
5906 | { |
5907 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 5908 | struct hci_request req; |
c0ecddc2 | 5909 | bool changed = false; |
ed2c4ee3 JH |
5910 | |
5911 | if (status) { | |
5912 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 JH |
5913 | |
5914 | if (enable && test_and_clear_bit(HCI_SSP_ENABLED, | |
9ecb3e24 MH |
5915 | &hdev->dev_flags)) { |
5916 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
3e248560 | 5917 | new_settings(hdev, NULL); |
9ecb3e24 | 5918 | } |
c0ecddc2 | 5919 | |
04124681 GP |
5920 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
5921 | &mgmt_err); | |
3e248560 | 5922 | return; |
c0ecddc2 JH |
5923 | } |
5924 | ||
5925 | if (enable) { | |
9ecb3e24 | 5926 | changed = !test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
c0ecddc2 | 5927 | } else { |
9ecb3e24 MH |
5928 | changed = test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
5929 | if (!changed) | |
5930 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
5931 | &hdev->dev_flags); | |
5932 | else | |
5933 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
ed2c4ee3 JH |
5934 | } |
5935 | ||
5936 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
5937 | ||
c0ecddc2 | 5938 | if (changed) |
3e248560 | 5939 | new_settings(hdev, match.sk); |
ed2c4ee3 | 5940 | |
5fc6ebb1 | 5941 | if (match.sk) |
ed2c4ee3 JH |
5942 | sock_put(match.sk); |
5943 | ||
890ea898 JH |
5944 | hci_req_init(&req, hdev); |
5945 | ||
3769972b JH |
5946 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
5947 | if (test_bit(HCI_USE_DEBUG_KEYS, &hdev->dev_flags)) | |
5948 | hci_req_add(&req, HCI_OP_WRITE_SSP_DEBUG_MODE, | |
5949 | sizeof(enable), &enable); | |
890ea898 | 5950 | update_eir(&req); |
3769972b | 5951 | } else { |
890ea898 | 5952 | clear_eir(&req); |
3769972b | 5953 | } |
890ea898 JH |
5954 | |
5955 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
5956 | } |
5957 | ||
eac83dc6 MH |
5958 | void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
5959 | { | |
5960 | struct cmd_lookup match = { NULL, hdev }; | |
5961 | bool changed = false; | |
5962 | ||
5963 | if (status) { | |
5964 | u8 mgmt_err = mgmt_status(status); | |
5965 | ||
0ab04a9c MH |
5966 | if (enable) { |
5967 | if (test_and_clear_bit(HCI_SC_ENABLED, | |
5968 | &hdev->dev_flags)) | |
5969 | new_settings(hdev, NULL); | |
5970 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
5971 | } | |
eac83dc6 MH |
5972 | |
5973 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
5974 | cmd_status_rsp, &mgmt_err); | |
5975 | return; | |
5976 | } | |
5977 | ||
0ab04a9c | 5978 | if (enable) { |
eac83dc6 | 5979 | changed = !test_and_set_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c | 5980 | } else { |
eac83dc6 | 5981 | changed = test_and_clear_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c MH |
5982 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
5983 | } | |
eac83dc6 MH |
5984 | |
5985 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
5986 | settings_rsp, &match); | |
5987 | ||
5988 | if (changed) | |
5989 | new_settings(hdev, match.sk); | |
5990 | ||
5991 | if (match.sk) | |
5992 | sock_put(match.sk); | |
5993 | } | |
5994 | ||
92da6097 | 5995 | static void sk_lookup(struct pending_cmd *cmd, void *data) |
90e70454 JH |
5996 | { |
5997 | struct cmd_lookup *match = data; | |
5998 | ||
90e70454 JH |
5999 | if (match->sk == NULL) { |
6000 | match->sk = cmd->sk; | |
6001 | sock_hold(match->sk); | |
6002 | } | |
90e70454 JH |
6003 | } |
6004 | ||
4e1b0245 MH |
6005 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
6006 | u8 status) | |
7f9a903c | 6007 | { |
90e70454 | 6008 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 6009 | |
92da6097 JH |
6010 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
6011 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
6012 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
6013 | |
6014 | if (!status) | |
4e1b0245 MH |
6015 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, 3, |
6016 | NULL); | |
90e70454 JH |
6017 | |
6018 | if (match.sk) | |
6019 | sock_put(match.sk); | |
7f9a903c MH |
6020 | } |
6021 | ||
7667da34 | 6022 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 6023 | { |
b312b161 | 6024 | struct mgmt_cp_set_local_name ev; |
13928971 | 6025 | struct pending_cmd *cmd; |
28cc7bde | 6026 | |
13928971 | 6027 | if (status) |
7667da34 | 6028 | return; |
b312b161 JH |
6029 | |
6030 | memset(&ev, 0, sizeof(ev)); | |
6031 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 6032 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 6033 | |
2e58ef3e | 6034 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
6035 | if (!cmd) { |
6036 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 6037 | |
13928971 JH |
6038 | /* If this is a HCI command related to powering on the |
6039 | * HCI dev don't send any mgmt signals. | |
6040 | */ | |
6041 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
7667da34 | 6042 | return; |
890ea898 | 6043 | } |
b312b161 | 6044 | |
7667da34 MH |
6045 | mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
6046 | cmd ? cmd->sk : NULL); | |
b312b161 | 6047 | } |
c35938b2 | 6048 | |
4d2d2796 MH |
6049 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
6050 | u8 *randomizer192, u8 *hash256, | |
6051 | u8 *randomizer256, u8 status) | |
c35938b2 SJ |
6052 | { |
6053 | struct pending_cmd *cmd; | |
c35938b2 | 6054 | |
744cf19e | 6055 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 6056 | |
2e58ef3e | 6057 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 | 6058 | if (!cmd) |
3edaf092 | 6059 | return; |
c35938b2 SJ |
6060 | |
6061 | if (status) { | |
3edaf092 MH |
6062 | cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
6063 | mgmt_status(status)); | |
c35938b2 | 6064 | } else { |
4d2d2796 MH |
6065 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && |
6066 | hash256 && randomizer256) { | |
6067 | struct mgmt_rp_read_local_oob_ext_data rp; | |
6068 | ||
6069 | memcpy(rp.hash192, hash192, sizeof(rp.hash192)); | |
6070 | memcpy(rp.randomizer192, randomizer192, | |
6071 | sizeof(rp.randomizer192)); | |
c35938b2 | 6072 | |
4d2d2796 MH |
6073 | memcpy(rp.hash256, hash256, sizeof(rp.hash256)); |
6074 | memcpy(rp.randomizer256, randomizer256, | |
6075 | sizeof(rp.randomizer256)); | |
c35938b2 | 6076 | |
4d2d2796 MH |
6077 | cmd_complete(cmd->sk, hdev->id, |
6078 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
6079 | &rp, sizeof(rp)); | |
6080 | } else { | |
6081 | struct mgmt_rp_read_local_oob_data rp; | |
6082 | ||
6083 | memcpy(rp.hash, hash192, sizeof(rp.hash)); | |
6084 | memcpy(rp.randomizer, randomizer192, | |
6085 | sizeof(rp.randomizer)); | |
6086 | ||
6087 | cmd_complete(cmd->sk, hdev->id, | |
6088 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
6089 | &rp, sizeof(rp)); | |
6090 | } | |
c35938b2 SJ |
6091 | } |
6092 | ||
6093 | mgmt_pending_remove(cmd); | |
c35938b2 | 6094 | } |
e17acd40 | 6095 | |
901801b9 | 6096 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
73cf71d9 JH |
6097 | u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, |
6098 | u8 ssp, u8 *eir, u16 eir_len, u8 *scan_rsp, | |
5d2e9fad | 6099 | u8 scan_rsp_len) |
e17acd40 | 6100 | { |
e319d2e7 JH |
6101 | char buf[512]; |
6102 | struct mgmt_ev_device_found *ev = (void *) buf; | |
5cedbb8d | 6103 | struct smp_irk *irk; |
1dc06093 | 6104 | size_t ev_size; |
e17acd40 | 6105 | |
12602d0c | 6106 | if (!hci_discovery_active(hdev)) |
901801b9 | 6107 | return; |
12602d0c | 6108 | |
5d2e9fad JH |
6109 | /* Make sure that the buffer is big enough. The 5 extra bytes |
6110 | * are for the potential CoD field. | |
6111 | */ | |
6112 | if (sizeof(*ev) + eir_len + scan_rsp_len + 5 > sizeof(buf)) | |
901801b9 | 6113 | return; |
7d262f86 | 6114 | |
1dc06093 JH |
6115 | memset(buf, 0, sizeof(buf)); |
6116 | ||
5cedbb8d JH |
6117 | irk = hci_get_irk(hdev, bdaddr, addr_type); |
6118 | if (irk) { | |
6119 | bacpy(&ev->addr.bdaddr, &irk->bdaddr); | |
6120 | ev->addr.type = link_to_bdaddr(link_type, irk->addr_type); | |
6121 | } else { | |
6122 | bacpy(&ev->addr.bdaddr, bdaddr); | |
6123 | ev->addr.type = link_to_bdaddr(link_type, addr_type); | |
6124 | } | |
6125 | ||
e319d2e7 | 6126 | ev->rssi = rssi; |
9a395a80 | 6127 | if (cfm_name) |
dcf4adbf | 6128 | ev->flags |= cpu_to_le32(MGMT_DEV_FOUND_CONFIRM_NAME); |
388fc8fa | 6129 | if (!ssp) |
dcf4adbf | 6130 | ev->flags |= cpu_to_le32(MGMT_DEV_FOUND_LEGACY_PAIRING); |
e17acd40 | 6131 | |
1dc06093 | 6132 | if (eir_len > 0) |
e319d2e7 | 6133 | memcpy(ev->eir, eir, eir_len); |
e17acd40 | 6134 | |
1dc06093 JH |
6135 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
6136 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
04124681 | 6137 | dev_class, 3); |
1dc06093 | 6138 | |
5d2e9fad JH |
6139 | if (scan_rsp_len > 0) |
6140 | memcpy(ev->eir + eir_len, scan_rsp, scan_rsp_len); | |
6141 | ||
6142 | ev->eir_len = cpu_to_le16(eir_len + scan_rsp_len); | |
6143 | ev_size = sizeof(*ev) + eir_len + scan_rsp_len; | |
f8523598 | 6144 | |
901801b9 | 6145 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 6146 | } |
a88a9652 | 6147 | |
9cf12aee MH |
6148 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
6149 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 6150 | { |
b644ba33 JH |
6151 | struct mgmt_ev_device_found *ev; |
6152 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
6153 | u16 eir_len; | |
a88a9652 | 6154 | |
b644ba33 | 6155 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 6156 | |
b644ba33 JH |
6157 | memset(buf, 0, sizeof(buf)); |
6158 | ||
6159 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 6160 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
6161 | ev->rssi = rssi; |
6162 | ||
6163 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 6164 | name_len); |
b644ba33 | 6165 | |
eb55ef07 | 6166 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 6167 | |
9cf12aee | 6168 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 6169 | } |
314b2381 | 6170 | |
2f1e063b | 6171 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 6172 | { |
f963e8e9 | 6173 | struct mgmt_ev_discovering ev; |
164a6e78 JH |
6174 | struct pending_cmd *cmd; |
6175 | ||
343fb145 AG |
6176 | BT_DBG("%s discovering %u", hdev->name, discovering); |
6177 | ||
164a6e78 | 6178 | if (discovering) |
2e58ef3e | 6179 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
164a6e78 | 6180 | else |
2e58ef3e | 6181 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
164a6e78 JH |
6182 | |
6183 | if (cmd != NULL) { | |
f808e166 JH |
6184 | u8 type = hdev->discovery.type; |
6185 | ||
04124681 GP |
6186 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type, |
6187 | sizeof(type)); | |
164a6e78 JH |
6188 | mgmt_pending_remove(cmd); |
6189 | } | |
6190 | ||
f963e8e9 JH |
6191 | memset(&ev, 0, sizeof(ev)); |
6192 | ev.type = hdev->discovery.type; | |
6193 | ev.discovering = discovering; | |
6194 | ||
2f1e063b | 6195 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 6196 | } |
5e762444 | 6197 | |
88c1fe4b | 6198 | int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
6199 | { |
6200 | struct pending_cmd *cmd; | |
6201 | struct mgmt_ev_device_blocked ev; | |
6202 | ||
2e58ef3e | 6203 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, hdev); |
5e762444 | 6204 | |
88c1fe4b JH |
6205 | bacpy(&ev.addr.bdaddr, bdaddr); |
6206 | ev.addr.type = type; | |
5e762444 | 6207 | |
744cf19e | 6208 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 6209 | cmd ? cmd->sk : NULL); |
5e762444 AJ |
6210 | } |
6211 | ||
88c1fe4b | 6212 | int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
6213 | { |
6214 | struct pending_cmd *cmd; | |
6215 | struct mgmt_ev_device_unblocked ev; | |
6216 | ||
2e58ef3e | 6217 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, hdev); |
5e762444 | 6218 | |
88c1fe4b JH |
6219 | bacpy(&ev.addr.bdaddr, bdaddr); |
6220 | ev.addr.type = type; | |
5e762444 | 6221 | |
744cf19e | 6222 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 6223 | cmd ? cmd->sk : NULL); |
5e762444 | 6224 | } |
5976e608 MH |
6225 | |
6226 | static void adv_enable_complete(struct hci_dev *hdev, u8 status) | |
6227 | { | |
6228 | BT_DBG("%s status %u", hdev->name, status); | |
6229 | ||
6230 | /* Clear the advertising mgmt setting if we failed to re-enable it */ | |
6231 | if (status) { | |
6232 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 6233 | new_settings(hdev, NULL); |
5976e608 MH |
6234 | } |
6235 | } | |
6236 | ||
6237 | void mgmt_reenable_advertising(struct hci_dev *hdev) | |
6238 | { | |
6239 | struct hci_request req; | |
6240 | ||
b145edcd | 6241 | if (hci_conn_num(hdev, LE_LINK) > 0) |
5976e608 MH |
6242 | return; |
6243 | ||
6244 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
6245 | return; | |
6246 | ||
6247 | hci_req_init(&req, hdev); | |
6248 | enable_advertising(&req); | |
6249 | ||
6250 | /* If this fails we have no option but to let user space know | |
6251 | * that we've disabled advertising. | |
6252 | */ | |
6253 | if (hci_req_run(&req, adv_enable_complete) < 0) { | |
6254 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 6255 | new_settings(hdev, NULL); |
5976e608 MH |
6256 | } |
6257 | } |