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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> | |
32 | #include <net/bluetooth/mgmt.h> | |
ac4b7236 MH |
33 | |
34 | #include "smp.h" | |
0381101f | 35 | |
2da9c55c | 36 | #define MGMT_VERSION 1 |
40456644 | 37 | #define MGMT_REVISION 5 |
02d98129 | 38 | |
e70bb2e8 JH |
39 | static const u16 mgmt_commands[] = { |
40 | MGMT_OP_READ_INDEX_LIST, | |
41 | MGMT_OP_READ_INFO, | |
42 | MGMT_OP_SET_POWERED, | |
43 | MGMT_OP_SET_DISCOVERABLE, | |
44 | MGMT_OP_SET_CONNECTABLE, | |
45 | MGMT_OP_SET_FAST_CONNECTABLE, | |
46 | MGMT_OP_SET_PAIRABLE, | |
47 | MGMT_OP_SET_LINK_SECURITY, | |
48 | MGMT_OP_SET_SSP, | |
49 | MGMT_OP_SET_HS, | |
50 | MGMT_OP_SET_LE, | |
51 | MGMT_OP_SET_DEV_CLASS, | |
52 | MGMT_OP_SET_LOCAL_NAME, | |
53 | MGMT_OP_ADD_UUID, | |
54 | MGMT_OP_REMOVE_UUID, | |
55 | MGMT_OP_LOAD_LINK_KEYS, | |
56 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
57 | MGMT_OP_DISCONNECT, | |
58 | MGMT_OP_GET_CONNECTIONS, | |
59 | MGMT_OP_PIN_CODE_REPLY, | |
60 | MGMT_OP_PIN_CODE_NEG_REPLY, | |
61 | MGMT_OP_SET_IO_CAPABILITY, | |
62 | MGMT_OP_PAIR_DEVICE, | |
63 | MGMT_OP_CANCEL_PAIR_DEVICE, | |
64 | MGMT_OP_UNPAIR_DEVICE, | |
65 | MGMT_OP_USER_CONFIRM_REPLY, | |
66 | MGMT_OP_USER_CONFIRM_NEG_REPLY, | |
67 | MGMT_OP_USER_PASSKEY_REPLY, | |
68 | MGMT_OP_USER_PASSKEY_NEG_REPLY, | |
69 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
70 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
71 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
72 | MGMT_OP_START_DISCOVERY, | |
73 | MGMT_OP_STOP_DISCOVERY, | |
74 | MGMT_OP_CONFIRM_NAME, | |
75 | MGMT_OP_BLOCK_DEVICE, | |
76 | MGMT_OP_UNBLOCK_DEVICE, | |
cdbaccca | 77 | MGMT_OP_SET_DEVICE_ID, |
4375f103 | 78 | MGMT_OP_SET_ADVERTISING, |
0663ca2a | 79 | MGMT_OP_SET_BREDR, |
d13eafce | 80 | MGMT_OP_SET_STATIC_ADDRESS, |
7f72134e | 81 | MGMT_OP_SET_SCAN_PARAMS, |
e98d2ce2 | 82 | MGMT_OP_SET_SECURE_CONN, |
4e39ac81 | 83 | MGMT_OP_SET_DEBUG_KEYS, |
62b04cd1 | 84 | MGMT_OP_SET_PRIVACY, |
41edf160 | 85 | MGMT_OP_LOAD_IRKS, |
e70bb2e8 JH |
86 | }; |
87 | ||
88 | static const u16 mgmt_events[] = { | |
89 | MGMT_EV_CONTROLLER_ERROR, | |
90 | MGMT_EV_INDEX_ADDED, | |
91 | MGMT_EV_INDEX_REMOVED, | |
92 | MGMT_EV_NEW_SETTINGS, | |
93 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
94 | MGMT_EV_LOCAL_NAME_CHANGED, | |
95 | MGMT_EV_NEW_LINK_KEY, | |
96 | MGMT_EV_NEW_LONG_TERM_KEY, | |
97 | MGMT_EV_DEVICE_CONNECTED, | |
98 | MGMT_EV_DEVICE_DISCONNECTED, | |
99 | MGMT_EV_CONNECT_FAILED, | |
100 | MGMT_EV_PIN_CODE_REQUEST, | |
101 | MGMT_EV_USER_CONFIRM_REQUEST, | |
102 | MGMT_EV_USER_PASSKEY_REQUEST, | |
103 | MGMT_EV_AUTH_FAILED, | |
104 | MGMT_EV_DEVICE_FOUND, | |
105 | MGMT_EV_DISCOVERING, | |
106 | MGMT_EV_DEVICE_BLOCKED, | |
107 | MGMT_EV_DEVICE_UNBLOCKED, | |
108 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 109 | MGMT_EV_PASSKEY_NOTIFY, |
1b60ef21 | 110 | MGMT_EV_NEW_IRK, |
e70bb2e8 JH |
111 | }; |
112 | ||
17b02e62 | 113 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 114 | |
4b34ee78 JH |
115 | #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ |
116 | !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) | |
117 | ||
eec8d2bc JH |
118 | struct pending_cmd { |
119 | struct list_head list; | |
fc2f4b13 | 120 | u16 opcode; |
eec8d2bc | 121 | int index; |
c68fb7ff | 122 | void *param; |
eec8d2bc | 123 | struct sock *sk; |
e9a416b5 | 124 | void *user_data; |
eec8d2bc JH |
125 | }; |
126 | ||
ca69b795 JH |
127 | /* HCI to MGMT error code conversion table */ |
128 | static u8 mgmt_status_table[] = { | |
129 | MGMT_STATUS_SUCCESS, | |
130 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
131 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
132 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
133 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
134 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
eadd663a | 135 | MGMT_STATUS_AUTH_FAILED, /* PIN or Key Missing */ |
ca69b795 JH |
136 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ |
137 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
138 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
139 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
140 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
141 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
142 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
143 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
144 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
145 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
146 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
147 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
148 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
149 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
150 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
151 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
152 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
153 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
154 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
155 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
156 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
157 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
158 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
159 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
160 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
161 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
162 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
163 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
164 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
165 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
166 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
167 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
168 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
169 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
170 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
171 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
172 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
173 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
174 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
175 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
176 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
177 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
178 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
179 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
180 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
181 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
182 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
183 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
184 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
185 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
186 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
187 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
188 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
189 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
190 | }; | |
191 | ||
192 | static u8 mgmt_status(u8 hci_status) | |
193 | { | |
194 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
195 | return mgmt_status_table[hci_status]; | |
196 | ||
197 | return MGMT_STATUS_FAILED; | |
198 | } | |
199 | ||
4e51eae9 | 200 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
201 | { |
202 | struct sk_buff *skb; | |
203 | struct mgmt_hdr *hdr; | |
204 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 205 | int err; |
f7b64e69 | 206 | |
34eb525c | 207 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 | 208 | |
790eff44 | 209 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_KERNEL); |
f7b64e69 JH |
210 | if (!skb) |
211 | return -ENOMEM; | |
212 | ||
213 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
214 | ||
612dfce9 | 215 | hdr->opcode = __constant_cpu_to_le16(MGMT_EV_CMD_STATUS); |
4e51eae9 | 216 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
217 | hdr->len = cpu_to_le16(sizeof(*ev)); |
218 | ||
219 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
220 | ev->status = status; | |
eb55ef07 | 221 | ev->opcode = cpu_to_le16(cmd); |
f7b64e69 | 222 | |
56b7d137 GP |
223 | err = sock_queue_rcv_skb(sk, skb); |
224 | if (err < 0) | |
f7b64e69 JH |
225 | kfree_skb(skb); |
226 | ||
56b7d137 | 227 | return err; |
f7b64e69 JH |
228 | } |
229 | ||
aee9b218 | 230 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status, |
04124681 | 231 | void *rp, size_t rp_len) |
02d98129 JH |
232 | { |
233 | struct sk_buff *skb; | |
234 | struct mgmt_hdr *hdr; | |
235 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 236 | int err; |
02d98129 JH |
237 | |
238 | BT_DBG("sock %p", sk); | |
239 | ||
790eff44 | 240 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_KERNEL); |
02d98129 JH |
241 | if (!skb) |
242 | return -ENOMEM; | |
243 | ||
244 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 245 | |
612dfce9 | 246 | hdr->opcode = __constant_cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 247 | hdr->index = cpu_to_le16(index); |
a38528f1 | 248 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 249 | |
a38528f1 | 250 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
eb55ef07 | 251 | ev->opcode = cpu_to_le16(cmd); |
aee9b218 | 252 | ev->status = status; |
8020c16a SJ |
253 | |
254 | if (rp) | |
255 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 256 | |
56b7d137 GP |
257 | err = sock_queue_rcv_skb(sk, skb); |
258 | if (err < 0) | |
02d98129 JH |
259 | kfree_skb(skb); |
260 | ||
e5f0e151 | 261 | return err; |
02d98129 JH |
262 | } |
263 | ||
04124681 GP |
264 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
265 | u16 data_len) | |
a38528f1 JH |
266 | { |
267 | struct mgmt_rp_read_version rp; | |
268 | ||
269 | BT_DBG("sock %p", sk); | |
270 | ||
271 | rp.version = MGMT_VERSION; | |
eb55ef07 | 272 | rp.revision = __constant_cpu_to_le16(MGMT_REVISION); |
a38528f1 | 273 | |
aee9b218 | 274 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp, |
04124681 | 275 | sizeof(rp)); |
a38528f1 JH |
276 | } |
277 | ||
04124681 GP |
278 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
279 | u16 data_len) | |
e70bb2e8 JH |
280 | { |
281 | struct mgmt_rp_read_commands *rp; | |
eb55ef07 MH |
282 | const u16 num_commands = ARRAY_SIZE(mgmt_commands); |
283 | const u16 num_events = ARRAY_SIZE(mgmt_events); | |
2e3c35ea | 284 | __le16 *opcode; |
e70bb2e8 JH |
285 | size_t rp_size; |
286 | int i, err; | |
287 | ||
288 | BT_DBG("sock %p", sk); | |
289 | ||
290 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); | |
291 | ||
292 | rp = kmalloc(rp_size, GFP_KERNEL); | |
293 | if (!rp) | |
294 | return -ENOMEM; | |
295 | ||
eb55ef07 MH |
296 | rp->num_commands = __constant_cpu_to_le16(num_commands); |
297 | rp->num_events = __constant_cpu_to_le16(num_events); | |
e70bb2e8 JH |
298 | |
299 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) | |
300 | put_unaligned_le16(mgmt_commands[i], opcode); | |
301 | ||
302 | for (i = 0; i < num_events; i++, opcode++) | |
303 | put_unaligned_le16(mgmt_events[i], opcode); | |
304 | ||
aee9b218 | 305 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp, |
04124681 | 306 | rp_size); |
e70bb2e8 JH |
307 | kfree(rp); |
308 | ||
309 | return err; | |
310 | } | |
311 | ||
04124681 GP |
312 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
313 | u16 data_len) | |
faba42eb | 314 | { |
faba42eb | 315 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 316 | struct hci_dev *d; |
a38528f1 | 317 | size_t rp_len; |
faba42eb | 318 | u16 count; |
476e44cb | 319 | int err; |
faba42eb JH |
320 | |
321 | BT_DBG("sock %p", sk); | |
322 | ||
323 | read_lock(&hci_dev_list_lock); | |
324 | ||
325 | count = 0; | |
bb4b2a9a | 326 | list_for_each_entry(d, &hci_dev_list, list) { |
1514b892 MH |
327 | if (d->dev_type == HCI_BREDR) |
328 | count++; | |
faba42eb JH |
329 | } |
330 | ||
a38528f1 JH |
331 | rp_len = sizeof(*rp) + (2 * count); |
332 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
333 | if (!rp) { | |
b2c60d42 | 334 | read_unlock(&hci_dev_list_lock); |
faba42eb | 335 | return -ENOMEM; |
b2c60d42 | 336 | } |
faba42eb | 337 | |
476e44cb | 338 | count = 0; |
8035ded4 | 339 | list_for_each_entry(d, &hci_dev_list, list) { |
a8b2d5c2 | 340 | if (test_bit(HCI_SETUP, &d->dev_flags)) |
ab81cbf9 JH |
341 | continue; |
342 | ||
0736cfa8 MH |
343 | if (test_bit(HCI_USER_CHANNEL, &d->dev_flags)) |
344 | continue; | |
345 | ||
1514b892 MH |
346 | if (d->dev_type == HCI_BREDR) { |
347 | rp->index[count++] = cpu_to_le16(d->id); | |
348 | BT_DBG("Added hci%u", d->id); | |
349 | } | |
faba42eb JH |
350 | } |
351 | ||
476e44cb JH |
352 | rp->num_controllers = cpu_to_le16(count); |
353 | rp_len = sizeof(*rp) + (2 * count); | |
354 | ||
faba42eb JH |
355 | read_unlock(&hci_dev_list_lock); |
356 | ||
aee9b218 | 357 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, |
04124681 | 358 | rp_len); |
faba42eb | 359 | |
a38528f1 JH |
360 | kfree(rp); |
361 | ||
362 | return err; | |
faba42eb JH |
363 | } |
364 | ||
69ab39ea JH |
365 | static u32 get_supported_settings(struct hci_dev *hdev) |
366 | { | |
367 | u32 settings = 0; | |
368 | ||
369 | settings |= MGMT_SETTING_POWERED; | |
69ab39ea | 370 | settings |= MGMT_SETTING_PAIRABLE; |
b1de97d8 | 371 | settings |= MGMT_SETTING_DEBUG_KEYS; |
69ab39ea | 372 | |
ed3fa31f | 373 | if (lmp_bredr_capable(hdev)) { |
33c525c0 | 374 | settings |= MGMT_SETTING_CONNECTABLE; |
1a47aee8 JH |
375 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
376 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
33c525c0 | 377 | settings |= MGMT_SETTING_DISCOVERABLE; |
69ab39ea JH |
378 | settings |= MGMT_SETTING_BREDR; |
379 | settings |= MGMT_SETTING_LINK_SECURITY; | |
a82974c9 MH |
380 | |
381 | if (lmp_ssp_capable(hdev)) { | |
382 | settings |= MGMT_SETTING_SSP; | |
383 | settings |= MGMT_SETTING_HS; | |
384 | } | |
e98d2ce2 | 385 | |
5afeac14 MH |
386 | if (lmp_sc_capable(hdev) || |
387 | test_bit(HCI_FORCE_SC, &hdev->dev_flags)) | |
e98d2ce2 | 388 | settings |= MGMT_SETTING_SECURE_CONN; |
848566b3 | 389 | } |
d7b7e796 | 390 | |
eeca6f89 | 391 | if (lmp_le_capable(hdev)) { |
9d42820f | 392 | settings |= MGMT_SETTING_LE; |
eeca6f89 | 393 | settings |= MGMT_SETTING_ADVERTISING; |
0f4bd942 | 394 | settings |= MGMT_SETTING_PRIVACY; |
eeca6f89 | 395 | } |
69ab39ea JH |
396 | |
397 | return settings; | |
398 | } | |
399 | ||
400 | static u32 get_current_settings(struct hci_dev *hdev) | |
401 | { | |
402 | u32 settings = 0; | |
403 | ||
f1f0eb02 | 404 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
405 | settings |= MGMT_SETTING_POWERED; |
406 | ||
5e5282bb | 407 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
69ab39ea JH |
408 | settings |= MGMT_SETTING_CONNECTABLE; |
409 | ||
1a4d3c4b JH |
410 | if (test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) |
411 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
412 | ||
5e5282bb | 413 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) |
69ab39ea JH |
414 | settings |= MGMT_SETTING_DISCOVERABLE; |
415 | ||
a8b2d5c2 | 416 | if (test_bit(HCI_PAIRABLE, &hdev->dev_flags)) |
69ab39ea JH |
417 | settings |= MGMT_SETTING_PAIRABLE; |
418 | ||
56f87901 | 419 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
420 | settings |= MGMT_SETTING_BREDR; |
421 | ||
06199cf8 | 422 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
423 | settings |= MGMT_SETTING_LE; |
424 | ||
47990ea0 | 425 | if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) |
69ab39ea JH |
426 | settings |= MGMT_SETTING_LINK_SECURITY; |
427 | ||
84bde9d6 | 428 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
429 | settings |= MGMT_SETTING_SSP; |
430 | ||
6d80dfd0 JH |
431 | if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags)) |
432 | settings |= MGMT_SETTING_HS; | |
433 | ||
f3d3444a | 434 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
eeca6f89 JH |
435 | settings |= MGMT_SETTING_ADVERTISING; |
436 | ||
e98d2ce2 MH |
437 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
438 | settings |= MGMT_SETTING_SECURE_CONN; | |
439 | ||
b1de97d8 MH |
440 | if (test_bit(HCI_DEBUG_KEYS, &hdev->dev_flags)) |
441 | settings |= MGMT_SETTING_DEBUG_KEYS; | |
442 | ||
0f4bd942 JH |
443 | if (test_bit(HCI_PRIVACY, &hdev->dev_flags)) |
444 | settings |= MGMT_SETTING_PRIVACY; | |
445 | ||
69ab39ea JH |
446 | return settings; |
447 | } | |
448 | ||
ef580372 JH |
449 | #define PNP_INFO_SVCLASS_ID 0x1200 |
450 | ||
213202ed JH |
451 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
452 | { | |
453 | u8 *ptr = data, *uuids_start = NULL; | |
454 | struct bt_uuid *uuid; | |
455 | ||
456 | if (len < 4) | |
457 | return ptr; | |
458 | ||
459 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
460 | u16 uuid16; | |
461 | ||
462 | if (uuid->size != 16) | |
463 | continue; | |
464 | ||
465 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); | |
466 | if (uuid16 < 0x1100) | |
467 | continue; | |
468 | ||
469 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
470 | continue; | |
471 | ||
472 | if (!uuids_start) { | |
473 | uuids_start = ptr; | |
474 | uuids_start[0] = 1; | |
475 | uuids_start[1] = EIR_UUID16_ALL; | |
476 | ptr += 2; | |
477 | } | |
478 | ||
479 | /* Stop if not enough space to put next UUID */ | |
480 | if ((ptr - data) + sizeof(u16) > len) { | |
481 | uuids_start[1] = EIR_UUID16_SOME; | |
482 | break; | |
483 | } | |
484 | ||
485 | *ptr++ = (uuid16 & 0x00ff); | |
486 | *ptr++ = (uuid16 & 0xff00) >> 8; | |
487 | uuids_start[0] += sizeof(uuid16); | |
488 | } | |
489 | ||
490 | return ptr; | |
491 | } | |
492 | ||
cdf1963f JH |
493 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
494 | { | |
495 | u8 *ptr = data, *uuids_start = NULL; | |
496 | struct bt_uuid *uuid; | |
497 | ||
498 | if (len < 6) | |
499 | return ptr; | |
500 | ||
501 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
502 | if (uuid->size != 32) | |
503 | continue; | |
504 | ||
505 | if (!uuids_start) { | |
506 | uuids_start = ptr; | |
507 | uuids_start[0] = 1; | |
508 | uuids_start[1] = EIR_UUID32_ALL; | |
509 | ptr += 2; | |
510 | } | |
511 | ||
512 | /* Stop if not enough space to put next UUID */ | |
513 | if ((ptr - data) + sizeof(u32) > len) { | |
514 | uuids_start[1] = EIR_UUID32_SOME; | |
515 | break; | |
516 | } | |
517 | ||
518 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); | |
519 | ptr += sizeof(u32); | |
520 | uuids_start[0] += sizeof(u32); | |
521 | } | |
522 | ||
523 | return ptr; | |
524 | } | |
525 | ||
c00d575b JH |
526 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
527 | { | |
528 | u8 *ptr = data, *uuids_start = NULL; | |
529 | struct bt_uuid *uuid; | |
530 | ||
531 | if (len < 18) | |
532 | return ptr; | |
533 | ||
534 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
535 | if (uuid->size != 128) | |
536 | continue; | |
537 | ||
538 | if (!uuids_start) { | |
539 | uuids_start = ptr; | |
540 | uuids_start[0] = 1; | |
541 | uuids_start[1] = EIR_UUID128_ALL; | |
542 | ptr += 2; | |
543 | } | |
544 | ||
545 | /* Stop if not enough space to put next UUID */ | |
546 | if ((ptr - data) + 16 > len) { | |
547 | uuids_start[1] = EIR_UUID128_SOME; | |
548 | break; | |
549 | } | |
550 | ||
551 | memcpy(ptr, uuid->uuid, 16); | |
552 | ptr += 16; | |
553 | uuids_start[0] += 16; | |
554 | } | |
555 | ||
556 | return ptr; | |
557 | } | |
558 | ||
eb2a8d20 JH |
559 | static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev) |
560 | { | |
561 | struct pending_cmd *cmd; | |
562 | ||
563 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
564 | if (cmd->opcode == opcode) | |
565 | return cmd; | |
566 | } | |
567 | ||
568 | return NULL; | |
569 | } | |
570 | ||
f14d8f64 MH |
571 | static u8 create_scan_rsp_data(struct hci_dev *hdev, u8 *ptr) |
572 | { | |
7a5f4990 MH |
573 | u8 ad_len = 0; |
574 | size_t name_len; | |
575 | ||
576 | name_len = strlen(hdev->dev_name); | |
577 | if (name_len > 0) { | |
578 | size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2; | |
579 | ||
580 | if (name_len > max_len) { | |
581 | name_len = max_len; | |
582 | ptr[1] = EIR_NAME_SHORT; | |
583 | } else | |
584 | ptr[1] = EIR_NAME_COMPLETE; | |
585 | ||
586 | ptr[0] = name_len + 1; | |
587 | ||
588 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
589 | ||
590 | ad_len += (name_len + 2); | |
591 | ptr += (name_len + 2); | |
592 | } | |
593 | ||
594 | return ad_len; | |
f14d8f64 MH |
595 | } |
596 | ||
597 | static void update_scan_rsp_data(struct hci_request *req) | |
598 | { | |
599 | struct hci_dev *hdev = req->hdev; | |
600 | struct hci_cp_le_set_scan_rsp_data cp; | |
601 | u8 len; | |
602 | ||
7751ef1b | 603 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
f14d8f64 MH |
604 | return; |
605 | ||
606 | memset(&cp, 0, sizeof(cp)); | |
607 | ||
608 | len = create_scan_rsp_data(hdev, cp.data); | |
609 | ||
eb438b5f JH |
610 | if (hdev->scan_rsp_data_len == len && |
611 | memcmp(cp.data, hdev->scan_rsp_data, len) == 0) | |
f14d8f64 MH |
612 | return; |
613 | ||
eb438b5f JH |
614 | memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data)); |
615 | hdev->scan_rsp_data_len = len; | |
f14d8f64 MH |
616 | |
617 | cp.length = len; | |
618 | ||
619 | hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp); | |
620 | } | |
621 | ||
9a43e25f JH |
622 | static u8 get_adv_discov_flags(struct hci_dev *hdev) |
623 | { | |
624 | struct pending_cmd *cmd; | |
625 | ||
626 | /* If there's a pending mgmt command the flags will not yet have | |
627 | * their final values, so check for this first. | |
628 | */ | |
629 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
630 | if (cmd) { | |
631 | struct mgmt_mode *cp = cmd->param; | |
632 | if (cp->val == 0x01) | |
633 | return LE_AD_GENERAL; | |
634 | else if (cp->val == 0x02) | |
635 | return LE_AD_LIMITED; | |
636 | } else { | |
637 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) | |
638 | return LE_AD_LIMITED; | |
639 | else if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
640 | return LE_AD_GENERAL; | |
641 | } | |
642 | ||
643 | return 0; | |
644 | } | |
645 | ||
46cad2ed | 646 | static u8 create_adv_data(struct hci_dev *hdev, u8 *ptr) |
441ad2d0 MH |
647 | { |
648 | u8 ad_len = 0, flags = 0; | |
441ad2d0 | 649 | |
9a43e25f | 650 | flags |= get_adv_discov_flags(hdev); |
441ad2d0 | 651 | |
e834004b | 652 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
441ad2d0 | 653 | flags |= LE_AD_NO_BREDR; |
441ad2d0 MH |
654 | |
655 | if (flags) { | |
656 | BT_DBG("adv flags 0x%02x", flags); | |
657 | ||
658 | ptr[0] = 2; | |
659 | ptr[1] = EIR_FLAGS; | |
660 | ptr[2] = flags; | |
661 | ||
662 | ad_len += 3; | |
663 | ptr += 3; | |
664 | } | |
665 | ||
666 | if (hdev->adv_tx_power != HCI_TX_POWER_INVALID) { | |
667 | ptr[0] = 2; | |
668 | ptr[1] = EIR_TX_POWER; | |
669 | ptr[2] = (u8) hdev->adv_tx_power; | |
670 | ||
671 | ad_len += 3; | |
672 | ptr += 3; | |
673 | } | |
674 | ||
441ad2d0 MH |
675 | return ad_len; |
676 | } | |
677 | ||
5947f4bc | 678 | static void update_adv_data(struct hci_request *req) |
441ad2d0 MH |
679 | { |
680 | struct hci_dev *hdev = req->hdev; | |
681 | struct hci_cp_le_set_adv_data cp; | |
682 | u8 len; | |
683 | ||
10994ce6 | 684 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
441ad2d0 MH |
685 | return; |
686 | ||
687 | memset(&cp, 0, sizeof(cp)); | |
688 | ||
46cad2ed | 689 | len = create_adv_data(hdev, cp.data); |
441ad2d0 MH |
690 | |
691 | if (hdev->adv_data_len == len && | |
692 | memcmp(cp.data, hdev->adv_data, len) == 0) | |
693 | return; | |
694 | ||
695 | memcpy(hdev->adv_data, cp.data, sizeof(cp.data)); | |
696 | hdev->adv_data_len = len; | |
697 | ||
698 | cp.length = len; | |
699 | ||
700 | hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp); | |
701 | } | |
702 | ||
ef580372 JH |
703 | static void create_eir(struct hci_dev *hdev, u8 *data) |
704 | { | |
705 | u8 *ptr = data; | |
ef580372 JH |
706 | size_t name_len; |
707 | ||
708 | name_len = strlen(hdev->dev_name); | |
709 | ||
710 | if (name_len > 0) { | |
711 | /* EIR Data type */ | |
712 | if (name_len > 48) { | |
713 | name_len = 48; | |
714 | ptr[1] = EIR_NAME_SHORT; | |
715 | } else | |
716 | ptr[1] = EIR_NAME_COMPLETE; | |
717 | ||
718 | /* EIR Data length */ | |
719 | ptr[0] = name_len + 1; | |
720 | ||
721 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
722 | ||
ef580372 JH |
723 | ptr += (name_len + 2); |
724 | } | |
725 | ||
bbaf444a | 726 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
91c4e9b1 MH |
727 | ptr[0] = 2; |
728 | ptr[1] = EIR_TX_POWER; | |
729 | ptr[2] = (u8) hdev->inq_tx_power; | |
730 | ||
91c4e9b1 MH |
731 | ptr += 3; |
732 | } | |
733 | ||
2b9be137 MH |
734 | if (hdev->devid_source > 0) { |
735 | ptr[0] = 9; | |
736 | ptr[1] = EIR_DEVICE_ID; | |
737 | ||
738 | put_unaligned_le16(hdev->devid_source, ptr + 2); | |
739 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); | |
740 | put_unaligned_le16(hdev->devid_product, ptr + 6); | |
741 | put_unaligned_le16(hdev->devid_version, ptr + 8); | |
742 | ||
2b9be137 MH |
743 | ptr += 10; |
744 | } | |
745 | ||
213202ed | 746 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
cdf1963f | 747 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
c00d575b | 748 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
ef580372 JH |
749 | } |
750 | ||
890ea898 | 751 | static void update_eir(struct hci_request *req) |
ef580372 | 752 | { |
890ea898 | 753 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
754 | struct hci_cp_write_eir cp; |
755 | ||
504c8dcd | 756 | if (!hdev_is_powered(hdev)) |
890ea898 | 757 | return; |
7770c4aa | 758 | |
976eb20e | 759 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 760 | return; |
ef580372 | 761 | |
84bde9d6 | 762 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 763 | return; |
ef580372 | 764 | |
a8b2d5c2 | 765 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 766 | return; |
ef580372 JH |
767 | |
768 | memset(&cp, 0, sizeof(cp)); | |
769 | ||
770 | create_eir(hdev, cp.data); | |
771 | ||
772 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
890ea898 | 773 | return; |
ef580372 JH |
774 | |
775 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
776 | ||
890ea898 | 777 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
ef580372 JH |
778 | } |
779 | ||
780 | static u8 get_service_classes(struct hci_dev *hdev) | |
781 | { | |
782 | struct bt_uuid *uuid; | |
783 | u8 val = 0; | |
784 | ||
785 | list_for_each_entry(uuid, &hdev->uuids, list) | |
786 | val |= uuid->svc_hint; | |
787 | ||
788 | return val; | |
789 | } | |
790 | ||
890ea898 | 791 | static void update_class(struct hci_request *req) |
ef580372 | 792 | { |
890ea898 | 793 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
794 | u8 cod[3]; |
795 | ||
796 | BT_DBG("%s", hdev->name); | |
797 | ||
504c8dcd | 798 | if (!hdev_is_powered(hdev)) |
890ea898 | 799 | return; |
7770c4aa | 800 | |
f87ea1da JH |
801 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
802 | return; | |
803 | ||
a8b2d5c2 | 804 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 805 | return; |
ef580372 JH |
806 | |
807 | cod[0] = hdev->minor_class; | |
808 | cod[1] = hdev->major_class; | |
809 | cod[2] = get_service_classes(hdev); | |
810 | ||
6acd7db4 MH |
811 | if (test_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags)) |
812 | cod[1] |= 0x20; | |
813 | ||
ef580372 | 814 | if (memcmp(cod, hdev->dev_class, 3) == 0) |
890ea898 | 815 | return; |
ef580372 | 816 | |
890ea898 | 817 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
ef580372 JH |
818 | } |
819 | ||
a4858cb9 | 820 | static bool get_connectable(struct hci_dev *hdev) |
199a2fb1 JH |
821 | { |
822 | struct pending_cmd *cmd; | |
199a2fb1 JH |
823 | |
824 | /* If there's a pending mgmt command the flag will not yet have | |
825 | * it's final value, so check for this first. | |
826 | */ | |
827 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
828 | if (cmd) { | |
829 | struct mgmt_mode *cp = cmd->param; | |
a4858cb9 | 830 | return cp->val; |
199a2fb1 JH |
831 | } |
832 | ||
a4858cb9 | 833 | return test_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
199a2fb1 JH |
834 | } |
835 | ||
836 | static void enable_advertising(struct hci_request *req) | |
837 | { | |
838 | struct hci_dev *hdev = req->hdev; | |
839 | struct hci_cp_le_set_adv_param cp; | |
8f2a0601 | 840 | u8 own_addr_type, enable = 0x01; |
a4858cb9 | 841 | bool connectable; |
199a2fb1 | 842 | |
8d97250e JH |
843 | /* Clear the HCI_ADVERTISING bit temporarily so that the |
844 | * hci_update_random_address knows that it's safe to go ahead | |
845 | * and write a new random address. The flag will be set back on | |
846 | * as soon as the SET_ADV_ENABLE HCI command completes. | |
847 | */ | |
848 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
849 | ||
a4858cb9 | 850 | connectable = get_connectable(hdev); |
8f2a0601 | 851 | |
a4858cb9 JH |
852 | /* Set require_privacy to true only when non-connectable |
853 | * advertising is used. In that case it is fine to use a | |
854 | * non-resolvable private address. | |
855 | */ | |
856 | if (hci_update_random_address(req, !connectable, &own_addr_type) < 0) | |
8f2a0601 JH |
857 | return; |
858 | ||
41c90c18 | 859 | memset(&cp, 0, sizeof(cp)); |
199a2fb1 JH |
860 | cp.min_interval = __constant_cpu_to_le16(0x0800); |
861 | cp.max_interval = __constant_cpu_to_le16(0x0800); | |
a4858cb9 | 862 | cp.type = connectable ? LE_ADV_IND : LE_ADV_NONCONN_IND; |
8f2a0601 | 863 | cp.own_address_type = own_addr_type; |
199a2fb1 JH |
864 | cp.channel_map = hdev->le_adv_channel_map; |
865 | ||
866 | hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp); | |
867 | ||
868 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
869 | } | |
870 | ||
871 | static void disable_advertising(struct hci_request *req) | |
872 | { | |
873 | u8 enable = 0x00; | |
874 | ||
875 | hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable); | |
876 | } | |
877 | ||
7d78525d JH |
878 | static void service_cache_off(struct work_struct *work) |
879 | { | |
880 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 881 | service_cache.work); |
890ea898 | 882 | struct hci_request req; |
7d78525d | 883 | |
a8b2d5c2 | 884 | if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
7d78525d JH |
885 | return; |
886 | ||
890ea898 JH |
887 | hci_req_init(&req, hdev); |
888 | ||
7d78525d JH |
889 | hci_dev_lock(hdev); |
890 | ||
890ea898 JH |
891 | update_eir(&req); |
892 | update_class(&req); | |
7d78525d JH |
893 | |
894 | hci_dev_unlock(hdev); | |
890ea898 JH |
895 | |
896 | hci_req_run(&req, NULL); | |
7d78525d JH |
897 | } |
898 | ||
d6bfd59c JH |
899 | static void rpa_expired(struct work_struct *work) |
900 | { | |
901 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
902 | rpa_expired.work); | |
903 | struct hci_request req; | |
904 | ||
905 | BT_DBG(""); | |
906 | ||
907 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
908 | ||
909 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags) || | |
910 | hci_conn_num(hdev, LE_LINK) > 0) | |
911 | return; | |
912 | ||
913 | /* The generation of a new RPA and programming it into the | |
914 | * controller happens in the enable_advertising() function. | |
915 | */ | |
916 | ||
917 | hci_req_init(&req, hdev); | |
918 | ||
919 | disable_advertising(&req); | |
920 | enable_advertising(&req); | |
921 | ||
922 | hci_req_run(&req, NULL); | |
923 | } | |
924 | ||
6a919082 | 925 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 926 | { |
4f87da80 | 927 | if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags)) |
6a919082 JH |
928 | return; |
929 | ||
4f87da80 | 930 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
d6bfd59c | 931 | INIT_DELAYED_WORK(&hdev->rpa_expired, rpa_expired); |
7d78525d | 932 | |
4f87da80 JH |
933 | /* Non-mgmt controlled devices get this bit set |
934 | * implicitly so that pairing works for them, however | |
935 | * for mgmt we require user-space to explicitly enable | |
936 | * it | |
937 | */ | |
938 | clear_bit(HCI_PAIRABLE, &hdev->dev_flags); | |
7d78525d JH |
939 | } |
940 | ||
0f4e68cf | 941 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 942 | void *data, u16 data_len) |
0381101f | 943 | { |
a38528f1 | 944 | struct mgmt_rp_read_info rp; |
f7b64e69 | 945 | |
bdb6d971 | 946 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 947 | |
09fd0de5 | 948 | hci_dev_lock(hdev); |
f7b64e69 | 949 | |
dc4fe30b JH |
950 | memset(&rp, 0, sizeof(rp)); |
951 | ||
69ab39ea | 952 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 953 | |
69ab39ea | 954 | rp.version = hdev->hci_ver; |
eb55ef07 | 955 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
956 | |
957 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
958 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 959 | |
a38528f1 | 960 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 961 | |
dc4fe30b | 962 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 963 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 964 | |
09fd0de5 | 965 | hci_dev_unlock(hdev); |
0381101f | 966 | |
bdb6d971 | 967 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
04124681 | 968 | sizeof(rp)); |
0381101f JH |
969 | } |
970 | ||
eec8d2bc JH |
971 | static void mgmt_pending_free(struct pending_cmd *cmd) |
972 | { | |
973 | sock_put(cmd->sk); | |
c68fb7ff | 974 | kfree(cmd->param); |
eec8d2bc JH |
975 | kfree(cmd); |
976 | } | |
977 | ||
366a0336 | 978 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
04124681 GP |
979 | struct hci_dev *hdev, void *data, |
980 | u16 len) | |
eec8d2bc JH |
981 | { |
982 | struct pending_cmd *cmd; | |
983 | ||
12b94565 | 984 | cmd = kmalloc(sizeof(*cmd), GFP_KERNEL); |
eec8d2bc | 985 | if (!cmd) |
366a0336 | 986 | return NULL; |
eec8d2bc JH |
987 | |
988 | cmd->opcode = opcode; | |
2e58ef3e | 989 | cmd->index = hdev->id; |
eec8d2bc | 990 | |
12b94565 | 991 | cmd->param = kmalloc(len, GFP_KERNEL); |
c68fb7ff | 992 | if (!cmd->param) { |
eec8d2bc | 993 | kfree(cmd); |
366a0336 | 994 | return NULL; |
eec8d2bc JH |
995 | } |
996 | ||
8fce6357 SJ |
997 | if (data) |
998 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
999 | |
1000 | cmd->sk = sk; | |
1001 | sock_hold(sk); | |
1002 | ||
2e58ef3e | 1003 | list_add(&cmd->list, &hdev->mgmt_pending); |
eec8d2bc | 1004 | |
366a0336 | 1005 | return cmd; |
eec8d2bc JH |
1006 | } |
1007 | ||
744cf19e | 1008 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
8fc9ced3 GP |
1009 | void (*cb)(struct pending_cmd *cmd, |
1010 | void *data), | |
04124681 | 1011 | void *data) |
eec8d2bc | 1012 | { |
a3d09356 | 1013 | struct pending_cmd *cmd, *tmp; |
eec8d2bc | 1014 | |
a3d09356 | 1015 | list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) { |
b24752fe | 1016 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
1017 | continue; |
1018 | ||
eec8d2bc JH |
1019 | cb(cmd, data); |
1020 | } | |
1021 | } | |
1022 | ||
a664b5bc | 1023 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 1024 | { |
73f22f62 JH |
1025 | list_del(&cmd->list); |
1026 | mgmt_pending_free(cmd); | |
1027 | } | |
1028 | ||
69ab39ea | 1029 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 1030 | { |
69ab39ea | 1031 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 1032 | |
aee9b218 | 1033 | return cmd_complete(sk, hdev->id, opcode, 0, &settings, |
04124681 | 1034 | sizeof(settings)); |
8680570b JH |
1035 | } |
1036 | ||
8b064a3a JH |
1037 | static void clean_up_hci_complete(struct hci_dev *hdev, u8 status) |
1038 | { | |
1039 | BT_DBG("%s status 0x%02x", hdev->name, status); | |
1040 | ||
a3172b7e JH |
1041 | if (hci_conn_count(hdev) == 0) { |
1042 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 1043 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 1044 | } |
8b064a3a JH |
1045 | } |
1046 | ||
1047 | static int clean_up_hci_state(struct hci_dev *hdev) | |
1048 | { | |
1049 | struct hci_request req; | |
1050 | struct hci_conn *conn; | |
1051 | ||
1052 | hci_req_init(&req, hdev); | |
1053 | ||
1054 | if (test_bit(HCI_ISCAN, &hdev->flags) || | |
1055 | test_bit(HCI_PSCAN, &hdev->flags)) { | |
1056 | u8 scan = 0x00; | |
1057 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
1058 | } | |
1059 | ||
1060 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
1061 | disable_advertising(&req); | |
1062 | ||
1063 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) { | |
b1efcc28 | 1064 | hci_req_add_le_scan_disable(&req); |
8b064a3a JH |
1065 | } |
1066 | ||
1067 | list_for_each_entry(conn, &hdev->conn_hash.list, list) { | |
1068 | struct hci_cp_disconnect dc; | |
c9910d0f JH |
1069 | struct hci_cp_reject_conn_req rej; |
1070 | ||
1071 | switch (conn->state) { | |
1072 | case BT_CONNECTED: | |
1073 | case BT_CONFIG: | |
1074 | dc.handle = cpu_to_le16(conn->handle); | |
1075 | dc.reason = 0x15; /* Terminated due to Power Off */ | |
1076 | hci_req_add(&req, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1077 | break; | |
1078 | case BT_CONNECT: | |
1079 | if (conn->type == LE_LINK) | |
1080 | hci_req_add(&req, HCI_OP_LE_CREATE_CONN_CANCEL, | |
1081 | 0, NULL); | |
1082 | else if (conn->type == ACL_LINK) | |
1083 | hci_req_add(&req, HCI_OP_CREATE_CONN_CANCEL, | |
1084 | 6, &conn->dst); | |
1085 | break; | |
1086 | case BT_CONNECT2: | |
1087 | bacpy(&rej.bdaddr, &conn->dst); | |
1088 | rej.reason = 0x15; /* Terminated due to Power Off */ | |
1089 | if (conn->type == ACL_LINK) | |
1090 | hci_req_add(&req, HCI_OP_REJECT_CONN_REQ, | |
1091 | sizeof(rej), &rej); | |
1092 | else if (conn->type == SCO_LINK) | |
1093 | hci_req_add(&req, HCI_OP_REJECT_SYNC_CONN_REQ, | |
1094 | sizeof(rej), &rej); | |
1095 | break; | |
1096 | } | |
8b064a3a JH |
1097 | } |
1098 | ||
1099 | return hci_req_run(&req, clean_up_hci_complete); | |
1100 | } | |
1101 | ||
bdb6d971 | 1102 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1103 | u16 len) |
eec8d2bc | 1104 | { |
650f726d | 1105 | struct mgmt_mode *cp = data; |
366a0336 | 1106 | struct pending_cmd *cmd; |
4b34ee78 | 1107 | int err; |
eec8d2bc | 1108 | |
bdb6d971 | 1109 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 1110 | |
a7e80f25 JH |
1111 | if (cp->val != 0x00 && cp->val != 0x01) |
1112 | return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1113 | MGMT_STATUS_INVALID_PARAMS); | |
1114 | ||
09fd0de5 | 1115 | hci_dev_lock(hdev); |
eec8d2bc | 1116 | |
87b95ba6 JH |
1117 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) { |
1118 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
1119 | MGMT_STATUS_BUSY); | |
1120 | goto failed; | |
1121 | } | |
1122 | ||
f0d4b78a MH |
1123 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { |
1124 | cancel_delayed_work(&hdev->power_off); | |
1125 | ||
1126 | if (cp->val) { | |
a1d70450 JH |
1127 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
1128 | data, len); | |
1129 | err = mgmt_powered(hdev, 1); | |
f0d4b78a MH |
1130 | goto failed; |
1131 | } | |
1132 | } | |
1133 | ||
4b34ee78 | 1134 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 1135 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
1136 | goto failed; |
1137 | } | |
1138 | ||
2e58ef3e | 1139 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
1140 | if (!cmd) { |
1141 | err = -ENOMEM; | |
eec8d2bc | 1142 | goto failed; |
366a0336 | 1143 | } |
eec8d2bc | 1144 | |
8b064a3a | 1145 | if (cp->val) { |
19202573 | 1146 | queue_work(hdev->req_workqueue, &hdev->power_on); |
8b064a3a JH |
1147 | err = 0; |
1148 | } else { | |
1149 | /* Disconnect connections, stop scans, etc */ | |
1150 | err = clean_up_hci_state(hdev); | |
a3172b7e JH |
1151 | if (!err) |
1152 | queue_delayed_work(hdev->req_workqueue, &hdev->power_off, | |
1153 | HCI_POWER_OFF_TIMEOUT); | |
eec8d2bc | 1154 | |
8b064a3a JH |
1155 | /* ENODATA means there were no HCI commands queued */ |
1156 | if (err == -ENODATA) { | |
a3172b7e | 1157 | cancel_delayed_work(&hdev->power_off); |
8b064a3a JH |
1158 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
1159 | err = 0; | |
1160 | } | |
1161 | } | |
eec8d2bc JH |
1162 | |
1163 | failed: | |
09fd0de5 | 1164 | hci_dev_unlock(hdev); |
366a0336 | 1165 | return err; |
eec8d2bc JH |
1166 | } |
1167 | ||
04124681 GP |
1168 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 data_len, |
1169 | struct sock *skip_sk) | |
beadb2bd JH |
1170 | { |
1171 | struct sk_buff *skb; | |
1172 | struct mgmt_hdr *hdr; | |
1173 | ||
790eff44 | 1174 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_KERNEL); |
beadb2bd JH |
1175 | if (!skb) |
1176 | return -ENOMEM; | |
1177 | ||
1178 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
1179 | hdr->opcode = cpu_to_le16(event); | |
1180 | if (hdev) | |
1181 | hdr->index = cpu_to_le16(hdev->id); | |
1182 | else | |
612dfce9 | 1183 | hdr->index = __constant_cpu_to_le16(MGMT_INDEX_NONE); |
beadb2bd JH |
1184 | hdr->len = cpu_to_le16(data_len); |
1185 | ||
1186 | if (data) | |
1187 | memcpy(skb_put(skb, data_len), data, data_len); | |
1188 | ||
97e0bdeb MH |
1189 | /* Time stamp */ |
1190 | __net_timestamp(skb); | |
1191 | ||
beadb2bd JH |
1192 | hci_send_to_control(skb, skip_sk); |
1193 | kfree_skb(skb); | |
1194 | ||
1195 | return 0; | |
1196 | } | |
1197 | ||
1198 | static int new_settings(struct hci_dev *hdev, struct sock *skip) | |
1199 | { | |
1200 | __le32 ev; | |
1201 | ||
1202 | ev = cpu_to_le32(get_current_settings(hdev)); | |
1203 | ||
1204 | return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip); | |
1205 | } | |
1206 | ||
bd99abdd JH |
1207 | struct cmd_lookup { |
1208 | struct sock *sk; | |
1209 | struct hci_dev *hdev; | |
1210 | u8 mgmt_status; | |
1211 | }; | |
1212 | ||
1213 | static void settings_rsp(struct pending_cmd *cmd, void *data) | |
1214 | { | |
1215 | struct cmd_lookup *match = data; | |
1216 | ||
1217 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); | |
1218 | ||
1219 | list_del(&cmd->list); | |
1220 | ||
1221 | if (match->sk == NULL) { | |
1222 | match->sk = cmd->sk; | |
1223 | sock_hold(match->sk); | |
1224 | } | |
1225 | ||
1226 | mgmt_pending_free(cmd); | |
1227 | } | |
1228 | ||
1229 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) | |
1230 | { | |
1231 | u8 *status = data; | |
1232 | ||
1233 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
1234 | mgmt_pending_remove(cmd); | |
1235 | } | |
1236 | ||
e6fe7986 JH |
1237 | static u8 mgmt_bredr_support(struct hci_dev *hdev) |
1238 | { | |
1239 | if (!lmp_bredr_capable(hdev)) | |
1240 | return MGMT_STATUS_NOT_SUPPORTED; | |
1241 | else if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1242 | return MGMT_STATUS_REJECTED; | |
1243 | else | |
1244 | return MGMT_STATUS_SUCCESS; | |
1245 | } | |
1246 | ||
1247 | static u8 mgmt_le_support(struct hci_dev *hdev) | |
1248 | { | |
1249 | if (!lmp_le_capable(hdev)) | |
1250 | return MGMT_STATUS_NOT_SUPPORTED; | |
1251 | else if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
1252 | return MGMT_STATUS_REJECTED; | |
1253 | else | |
1254 | return MGMT_STATUS_SUCCESS; | |
1255 | } | |
1256 | ||
bfaf8c9f JH |
1257 | static void set_discoverable_complete(struct hci_dev *hdev, u8 status) |
1258 | { | |
1259 | struct pending_cmd *cmd; | |
1260 | struct mgmt_mode *cp; | |
970ba524 | 1261 | struct hci_request req; |
bfaf8c9f JH |
1262 | bool changed; |
1263 | ||
1264 | BT_DBG("status 0x%02x", status); | |
1265 | ||
1266 | hci_dev_lock(hdev); | |
1267 | ||
1268 | cmd = mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev); | |
1269 | if (!cmd) | |
1270 | goto unlock; | |
1271 | ||
1272 | if (status) { | |
1273 | u8 mgmt_err = mgmt_status(status); | |
1274 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
310a3d48 | 1275 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); |
bfaf8c9f JH |
1276 | goto remove_cmd; |
1277 | } | |
1278 | ||
1279 | cp = cmd->param; | |
d4462a07 | 1280 | if (cp->val) { |
bfaf8c9f JH |
1281 | changed = !test_and_set_bit(HCI_DISCOVERABLE, |
1282 | &hdev->dev_flags); | |
d4462a07 MH |
1283 | |
1284 | if (hdev->discov_timeout > 0) { | |
1285 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
1286 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
1287 | to); | |
1288 | } | |
1289 | } else { | |
bfaf8c9f JH |
1290 | changed = test_and_clear_bit(HCI_DISCOVERABLE, |
1291 | &hdev->dev_flags); | |
d4462a07 | 1292 | } |
bfaf8c9f JH |
1293 | |
1294 | send_settings_rsp(cmd->sk, MGMT_OP_SET_DISCOVERABLE, hdev); | |
1295 | ||
1296 | if (changed) | |
1297 | new_settings(hdev, cmd->sk); | |
1298 | ||
970ba524 MH |
1299 | /* When the discoverable mode gets changed, make sure |
1300 | * that class of device has the limited discoverable | |
1301 | * bit correctly set. | |
1302 | */ | |
1303 | hci_req_init(&req, hdev); | |
1304 | update_class(&req); | |
1305 | hci_req_run(&req, NULL); | |
1306 | ||
bfaf8c9f JH |
1307 | remove_cmd: |
1308 | mgmt_pending_remove(cmd); | |
1309 | ||
1310 | unlock: | |
1311 | hci_dev_unlock(hdev); | |
1312 | } | |
1313 | ||
bdb6d971 | 1314 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1315 | u16 len) |
73f22f62 | 1316 | { |
650f726d | 1317 | struct mgmt_cp_set_discoverable *cp = data; |
366a0336 | 1318 | struct pending_cmd *cmd; |
bfaf8c9f | 1319 | struct hci_request req; |
5e5282bb | 1320 | u16 timeout; |
9a43e25f | 1321 | u8 scan; |
73f22f62 JH |
1322 | int err; |
1323 | ||
bdb6d971 | 1324 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 1325 | |
9a43e25f JH |
1326 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1327 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1328 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
9a43e25f | 1329 | MGMT_STATUS_REJECTED); |
33c525c0 | 1330 | |
310a3d48 | 1331 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
a7e80f25 JH |
1332 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
1333 | MGMT_STATUS_INVALID_PARAMS); | |
1334 | ||
1f350c87 | 1335 | timeout = __le16_to_cpu(cp->timeout); |
310a3d48 MH |
1336 | |
1337 | /* Disabling discoverable requires that no timeout is set, | |
1338 | * and enabling limited discoverable requires a timeout. | |
1339 | */ | |
1340 | if ((cp->val == 0x00 && timeout > 0) || | |
1341 | (cp->val == 0x02 && timeout == 0)) | |
bdb6d971 | 1342 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1343 | MGMT_STATUS_INVALID_PARAMS); |
73f22f62 | 1344 | |
09fd0de5 | 1345 | hci_dev_lock(hdev); |
73f22f62 | 1346 | |
5e5282bb | 1347 | if (!hdev_is_powered(hdev) && timeout > 0) { |
bdb6d971 | 1348 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1349 | MGMT_STATUS_NOT_POWERED); |
73f22f62 JH |
1350 | goto failed; |
1351 | } | |
1352 | ||
2e58ef3e | 1353 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1354 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1355 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1356 | MGMT_STATUS_BUSY); |
73f22f62 JH |
1357 | goto failed; |
1358 | } | |
1359 | ||
5e5282bb | 1360 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) { |
bdb6d971 | 1361 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 1362 | MGMT_STATUS_REJECTED); |
5e5282bb JH |
1363 | goto failed; |
1364 | } | |
1365 | ||
1366 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
1367 | bool changed = false; |
1368 | ||
310a3d48 MH |
1369 | /* Setting limited discoverable when powered off is |
1370 | * not a valid operation since it requires a timeout | |
1371 | * and so no need to check HCI_LIMITED_DISCOVERABLE. | |
1372 | */ | |
0224d2fa JH |
1373 | if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { |
1374 | change_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1375 | changed = true; | |
1376 | } | |
1377 | ||
5e5282bb | 1378 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
1379 | if (err < 0) |
1380 | goto failed; | |
1381 | ||
1382 | if (changed) | |
1383 | err = new_settings(hdev, sk); | |
1384 | ||
5e5282bb JH |
1385 | goto failed; |
1386 | } | |
1387 | ||
310a3d48 MH |
1388 | /* If the current mode is the same, then just update the timeout |
1389 | * value with the new value. And if only the timeout gets updated, | |
1390 | * then no need for any HCI transactions. | |
1391 | */ | |
1392 | if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags) && | |
1393 | (cp->val == 0x02) == test_bit(HCI_LIMITED_DISCOVERABLE, | |
1394 | &hdev->dev_flags)) { | |
36261547 MH |
1395 | cancel_delayed_work(&hdev->discov_off); |
1396 | hdev->discov_timeout = timeout; | |
955638ec | 1397 | |
36261547 MH |
1398 | if (cp->val && hdev->discov_timeout > 0) { |
1399 | int to = msecs_to_jiffies(hdev->discov_timeout * 1000); | |
955638ec | 1400 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, |
36261547 | 1401 | to); |
955638ec MH |
1402 | } |
1403 | ||
69ab39ea | 1404 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
1405 | goto failed; |
1406 | } | |
1407 | ||
2e58ef3e | 1408 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
1409 | if (!cmd) { |
1410 | err = -ENOMEM; | |
73f22f62 | 1411 | goto failed; |
366a0336 | 1412 | } |
73f22f62 | 1413 | |
310a3d48 MH |
1414 | /* Cancel any potential discoverable timeout that might be |
1415 | * still active and store new timeout value. The arming of | |
1416 | * the timeout happens in the complete handler. | |
1417 | */ | |
1418 | cancel_delayed_work(&hdev->discov_off); | |
1419 | hdev->discov_timeout = timeout; | |
1420 | ||
b456f87c JH |
1421 | /* Limited discoverable mode */ |
1422 | if (cp->val == 0x02) | |
1423 | set_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1424 | else | |
1425 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1426 | ||
bfaf8c9f JH |
1427 | hci_req_init(&req, hdev); |
1428 | ||
9a43e25f JH |
1429 | /* The procedure for LE-only controllers is much simpler - just |
1430 | * update the advertising data. | |
1431 | */ | |
1432 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
1433 | goto update_ad; | |
1434 | ||
73f22f62 JH |
1435 | scan = SCAN_PAGE; |
1436 | ||
310a3d48 MH |
1437 | if (cp->val) { |
1438 | struct hci_cp_write_current_iac_lap hci_cp; | |
1439 | ||
1440 | if (cp->val == 0x02) { | |
1441 | /* Limited discoverable mode */ | |
33337dcb | 1442 | hci_cp.num_iac = min_t(u8, hdev->num_iac, 2); |
310a3d48 MH |
1443 | hci_cp.iac_lap[0] = 0x00; /* LIAC */ |
1444 | hci_cp.iac_lap[1] = 0x8b; | |
1445 | hci_cp.iac_lap[2] = 0x9e; | |
1446 | hci_cp.iac_lap[3] = 0x33; /* GIAC */ | |
1447 | hci_cp.iac_lap[4] = 0x8b; | |
1448 | hci_cp.iac_lap[5] = 0x9e; | |
1449 | } else { | |
1450 | /* General discoverable mode */ | |
310a3d48 MH |
1451 | hci_cp.num_iac = 1; |
1452 | hci_cp.iac_lap[0] = 0x33; /* GIAC */ | |
1453 | hci_cp.iac_lap[1] = 0x8b; | |
1454 | hci_cp.iac_lap[2] = 0x9e; | |
1455 | } | |
1456 | ||
1457 | hci_req_add(&req, HCI_OP_WRITE_CURRENT_IAC_LAP, | |
1458 | (hci_cp.num_iac * 3) + 1, &hci_cp); | |
1459 | ||
73f22f62 | 1460 | scan |= SCAN_INQUIRY; |
310a3d48 MH |
1461 | } else { |
1462 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1463 | } | |
73f22f62 | 1464 | |
310a3d48 | 1465 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan); |
bfaf8c9f | 1466 | |
9a43e25f JH |
1467 | update_ad: |
1468 | update_adv_data(&req); | |
1469 | ||
bfaf8c9f | 1470 | err = hci_req_run(&req, set_discoverable_complete); |
73f22f62 | 1471 | if (err < 0) |
a664b5bc | 1472 | mgmt_pending_remove(cmd); |
73f22f62 JH |
1473 | |
1474 | failed: | |
09fd0de5 | 1475 | hci_dev_unlock(hdev); |
73f22f62 JH |
1476 | return err; |
1477 | } | |
1478 | ||
406d7804 JH |
1479 | static void write_fast_connectable(struct hci_request *req, bool enable) |
1480 | { | |
bd98b996 | 1481 | struct hci_dev *hdev = req->hdev; |
406d7804 JH |
1482 | struct hci_cp_write_page_scan_activity acp; |
1483 | u8 type; | |
1484 | ||
547003b1 JH |
1485 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
1486 | return; | |
1487 | ||
4c01f8b8 JH |
1488 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
1489 | return; | |
1490 | ||
406d7804 JH |
1491 | if (enable) { |
1492 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1493 | ||
1494 | /* 160 msec page scan interval */ | |
1495 | acp.interval = __constant_cpu_to_le16(0x0100); | |
1496 | } else { | |
1497 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1498 | ||
1499 | /* default 1.28 sec page scan */ | |
1500 | acp.interval = __constant_cpu_to_le16(0x0800); | |
1501 | } | |
1502 | ||
1503 | acp.window = __constant_cpu_to_le16(0x0012); | |
1504 | ||
bd98b996 JH |
1505 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
1506 | __cpu_to_le16(hdev->page_scan_window) != acp.window) | |
1507 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1508 | sizeof(acp), &acp); | |
1509 | ||
1510 | if (hdev->page_scan_type != type) | |
1511 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
406d7804 JH |
1512 | } |
1513 | ||
2b76f453 JH |
1514 | static void set_connectable_complete(struct hci_dev *hdev, u8 status) |
1515 | { | |
1516 | struct pending_cmd *cmd; | |
d7b856f9 JH |
1517 | struct mgmt_mode *cp; |
1518 | bool changed; | |
2b76f453 JH |
1519 | |
1520 | BT_DBG("status 0x%02x", status); | |
1521 | ||
1522 | hci_dev_lock(hdev); | |
1523 | ||
1524 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1525 | if (!cmd) | |
1526 | goto unlock; | |
1527 | ||
37438c1f JH |
1528 | if (status) { |
1529 | u8 mgmt_err = mgmt_status(status); | |
1530 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
1531 | goto remove_cmd; | |
1532 | } | |
1533 | ||
d7b856f9 JH |
1534 | cp = cmd->param; |
1535 | if (cp->val) | |
1536 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1537 | else | |
1538 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1539 | ||
2b76f453 JH |
1540 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); |
1541 | ||
d7b856f9 JH |
1542 | if (changed) |
1543 | new_settings(hdev, cmd->sk); | |
1544 | ||
37438c1f | 1545 | remove_cmd: |
2b76f453 JH |
1546 | mgmt_pending_remove(cmd); |
1547 | ||
1548 | unlock: | |
1549 | hci_dev_unlock(hdev); | |
1550 | } | |
1551 | ||
e8ba3a1f JH |
1552 | static int set_connectable_update_settings(struct hci_dev *hdev, |
1553 | struct sock *sk, u8 val) | |
1554 | { | |
1555 | bool changed = false; | |
1556 | int err; | |
1557 | ||
1558 | if (!!val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
1559 | changed = true; | |
1560 | ||
1561 | if (val) { | |
1562 | set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1563 | } else { | |
1564 | clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
1565 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1566 | } | |
1567 | ||
1568 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1569 | if (err < 0) | |
1570 | return err; | |
1571 | ||
1572 | if (changed) | |
1573 | return new_settings(hdev, sk); | |
1574 | ||
1575 | return 0; | |
1576 | } | |
1577 | ||
bdb6d971 | 1578 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1579 | u16 len) |
9fbcbb45 | 1580 | { |
650f726d | 1581 | struct mgmt_mode *cp = data; |
366a0336 | 1582 | struct pending_cmd *cmd; |
2b76f453 | 1583 | struct hci_request req; |
1987fdc7 | 1584 | u8 scan; |
9fbcbb45 JH |
1585 | int err; |
1586 | ||
bdb6d971 | 1587 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1588 | |
1987fdc7 JH |
1589 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
1590 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) | |
33c525c0 | 1591 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
1987fdc7 | 1592 | MGMT_STATUS_REJECTED); |
33c525c0 | 1593 | |
a7e80f25 JH |
1594 | if (cp->val != 0x00 && cp->val != 0x01) |
1595 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, | |
1596 | MGMT_STATUS_INVALID_PARAMS); | |
1597 | ||
09fd0de5 | 1598 | hci_dev_lock(hdev); |
9fbcbb45 | 1599 | |
4b34ee78 | 1600 | if (!hdev_is_powered(hdev)) { |
e8ba3a1f | 1601 | err = set_connectable_update_settings(hdev, sk, cp->val); |
9fbcbb45 JH |
1602 | goto failed; |
1603 | } | |
1604 | ||
2e58ef3e | 1605 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1606 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1607 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
04124681 | 1608 | MGMT_STATUS_BUSY); |
9fbcbb45 JH |
1609 | goto failed; |
1610 | } | |
1611 | ||
2e58ef3e | 1612 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1613 | if (!cmd) { |
1614 | err = -ENOMEM; | |
9fbcbb45 | 1615 | goto failed; |
366a0336 | 1616 | } |
9fbcbb45 | 1617 | |
9b74246f | 1618 | hci_req_init(&req, hdev); |
9fbcbb45 | 1619 | |
9a43e25f JH |
1620 | /* If BR/EDR is not enabled and we disable advertising as a |
1621 | * by-product of disabling connectable, we need to update the | |
1622 | * advertising flags. | |
1623 | */ | |
1624 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
1625 | if (!cp->val) { | |
1626 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
1627 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1628 | } | |
1629 | update_adv_data(&req); | |
1630 | } else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) { | |
9b74246f JH |
1631 | if (cp->val) { |
1632 | scan = SCAN_PAGE; | |
1633 | } else { | |
1634 | scan = 0; | |
1635 | ||
1636 | if (test_bit(HCI_ISCAN, &hdev->flags) && | |
8d6083fe | 1637 | hdev->discov_timeout > 0) |
9b74246f JH |
1638 | cancel_delayed_work(&hdev->discov_off); |
1639 | } | |
2b76f453 | 1640 | |
9b74246f JH |
1641 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
1642 | } | |
2b76f453 | 1643 | |
4c01f8b8 JH |
1644 | /* If we're going from non-connectable to connectable or |
1645 | * vice-versa when fast connectable is enabled ensure that fast | |
1646 | * connectable gets disabled. write_fast_connectable won't do | |
1647 | * anything if the page scan parameters are already what they | |
1648 | * should be. | |
1649 | */ | |
1650 | if (cp->val || test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) | |
e36a3769 JH |
1651 | write_fast_connectable(&req, false); |
1652 | ||
1987fdc7 JH |
1653 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags) && |
1654 | hci_conn_num(hdev, LE_LINK) == 0) { | |
1655 | disable_advertising(&req); | |
1656 | enable_advertising(&req); | |
1657 | } | |
1658 | ||
2b76f453 | 1659 | err = hci_req_run(&req, set_connectable_complete); |
9b74246f | 1660 | if (err < 0) { |
a664b5bc | 1661 | mgmt_pending_remove(cmd); |
9b74246f | 1662 | if (err == -ENODATA) |
a81070ba JH |
1663 | err = set_connectable_update_settings(hdev, sk, |
1664 | cp->val); | |
9b74246f JH |
1665 | goto failed; |
1666 | } | |
9fbcbb45 JH |
1667 | |
1668 | failed: | |
09fd0de5 | 1669 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1670 | return err; |
1671 | } | |
1672 | ||
bdb6d971 | 1673 | static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1674 | u16 len) |
c542a06c | 1675 | { |
650f726d | 1676 | struct mgmt_mode *cp = data; |
55594356 | 1677 | bool changed; |
c542a06c JH |
1678 | int err; |
1679 | ||
bdb6d971 | 1680 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1681 | |
a7e80f25 JH |
1682 | if (cp->val != 0x00 && cp->val != 0x01) |
1683 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PAIRABLE, | |
1684 | MGMT_STATUS_INVALID_PARAMS); | |
1685 | ||
09fd0de5 | 1686 | hci_dev_lock(hdev); |
c542a06c JH |
1687 | |
1688 | if (cp->val) | |
55594356 | 1689 | changed = !test_and_set_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1690 | else |
55594356 | 1691 | changed = test_and_clear_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1692 | |
69ab39ea | 1693 | err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev); |
c542a06c | 1694 | if (err < 0) |
55594356 | 1695 | goto unlock; |
c542a06c | 1696 | |
55594356 MH |
1697 | if (changed) |
1698 | err = new_settings(hdev, sk); | |
c542a06c | 1699 | |
55594356 | 1700 | unlock: |
09fd0de5 | 1701 | hci_dev_unlock(hdev); |
c542a06c JH |
1702 | return err; |
1703 | } | |
1704 | ||
04124681 GP |
1705 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1706 | u16 len) | |
33ef95ed JH |
1707 | { |
1708 | struct mgmt_mode *cp = data; | |
1709 | struct pending_cmd *cmd; | |
e6fe7986 | 1710 | u8 val, status; |
33ef95ed JH |
1711 | int err; |
1712 | ||
bdb6d971 | 1713 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1714 | |
e6fe7986 JH |
1715 | status = mgmt_bredr_support(hdev); |
1716 | if (status) | |
33c525c0 | 1717 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
e6fe7986 | 1718 | status); |
33c525c0 | 1719 | |
a7e80f25 JH |
1720 | if (cp->val != 0x00 && cp->val != 0x01) |
1721 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, | |
1722 | MGMT_STATUS_INVALID_PARAMS); | |
1723 | ||
33ef95ed JH |
1724 | hci_dev_lock(hdev); |
1725 | ||
4b34ee78 | 1726 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1727 | bool changed = false; |
1728 | ||
1729 | if (!!cp->val != test_bit(HCI_LINK_SECURITY, | |
8ce8e2b5 | 1730 | &hdev->dev_flags)) { |
47990ea0 JH |
1731 | change_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
1732 | changed = true; | |
1733 | } | |
1734 | ||
1735 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1736 | if (err < 0) | |
1737 | goto failed; | |
1738 | ||
1739 | if (changed) | |
1740 | err = new_settings(hdev, sk); | |
1741 | ||
33ef95ed JH |
1742 | goto failed; |
1743 | } | |
1744 | ||
1745 | if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { | |
bdb6d971 | 1746 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
04124681 | 1747 | MGMT_STATUS_BUSY); |
33ef95ed JH |
1748 | goto failed; |
1749 | } | |
1750 | ||
1751 | val = !!cp->val; | |
1752 | ||
1753 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1754 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1755 | goto failed; | |
1756 | } | |
1757 | ||
1758 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1759 | if (!cmd) { | |
1760 | err = -ENOMEM; | |
1761 | goto failed; | |
1762 | } | |
1763 | ||
1764 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
1765 | if (err < 0) { | |
1766 | mgmt_pending_remove(cmd); | |
1767 | goto failed; | |
1768 | } | |
1769 | ||
1770 | failed: | |
1771 | hci_dev_unlock(hdev); | |
33ef95ed JH |
1772 | return err; |
1773 | } | |
1774 | ||
bdb6d971 | 1775 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
1776 | { |
1777 | struct mgmt_mode *cp = data; | |
1778 | struct pending_cmd *cmd; | |
72ef0c1a | 1779 | u8 status; |
ed2c4ee3 JH |
1780 | int err; |
1781 | ||
bdb6d971 | 1782 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 1783 | |
cdba5281 MH |
1784 | status = mgmt_bredr_support(hdev); |
1785 | if (status) | |
1786 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, status); | |
1787 | ||
13ecd8b6 JH |
1788 | if (!lmp_ssp_capable(hdev)) |
1789 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1790 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 1791 | |
a7e80f25 JH |
1792 | if (cp->val != 0x00 && cp->val != 0x01) |
1793 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1794 | MGMT_STATUS_INVALID_PARAMS); | |
1795 | ||
13ecd8b6 | 1796 | hci_dev_lock(hdev); |
6c8f12c1 | 1797 | |
4b34ee78 | 1798 | if (!hdev_is_powered(hdev)) { |
9ecb3e24 | 1799 | bool changed; |
c0ecddc2 | 1800 | |
9ecb3e24 MH |
1801 | if (cp->val) { |
1802 | changed = !test_and_set_bit(HCI_SSP_ENABLED, | |
1803 | &hdev->dev_flags); | |
1804 | } else { | |
1805 | changed = test_and_clear_bit(HCI_SSP_ENABLED, | |
1806 | &hdev->dev_flags); | |
1807 | if (!changed) | |
1808 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
1809 | &hdev->dev_flags); | |
1810 | else | |
1811 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
c0ecddc2 JH |
1812 | } |
1813 | ||
1814 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1815 | if (err < 0) | |
1816 | goto failed; | |
1817 | ||
1818 | if (changed) | |
1819 | err = new_settings(hdev, sk); | |
1820 | ||
ed2c4ee3 JH |
1821 | goto failed; |
1822 | } | |
1823 | ||
9ecb3e24 MH |
1824 | if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev) || |
1825 | mgmt_pending_find(MGMT_OP_SET_HS, hdev)) { | |
d97dcb66 SJ |
1826 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1827 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
1828 | goto failed; |
1829 | } | |
1830 | ||
72ef0c1a | 1831 | if (!!cp->val == test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { |
ed2c4ee3 JH |
1832 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); |
1833 | goto failed; | |
1834 | } | |
1835 | ||
1836 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
1837 | if (!cmd) { | |
1838 | err = -ENOMEM; | |
1839 | goto failed; | |
1840 | } | |
1841 | ||
72ef0c1a | 1842 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, 1, &cp->val); |
ed2c4ee3 JH |
1843 | if (err < 0) { |
1844 | mgmt_pending_remove(cmd); | |
1845 | goto failed; | |
1846 | } | |
1847 | ||
1848 | failed: | |
1849 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
1850 | return err; |
1851 | } | |
1852 | ||
bdb6d971 | 1853 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
1854 | { |
1855 | struct mgmt_mode *cp = data; | |
ee392693 | 1856 | bool changed; |
e6fe7986 | 1857 | u8 status; |
ee392693 | 1858 | int err; |
6d80dfd0 | 1859 | |
bdb6d971 | 1860 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 1861 | |
e6fe7986 JH |
1862 | status = mgmt_bredr_support(hdev); |
1863 | if (status) | |
1864 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, status); | |
6d80dfd0 | 1865 | |
9ecb3e24 MH |
1866 | if (!lmp_ssp_capable(hdev)) |
1867 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1868 | MGMT_STATUS_NOT_SUPPORTED); | |
1869 | ||
1870 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
1871 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1872 | MGMT_STATUS_REJECTED); | |
1873 | ||
a7e80f25 JH |
1874 | if (cp->val != 0x00 && cp->val != 0x01) |
1875 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1876 | MGMT_STATUS_INVALID_PARAMS); | |
1877 | ||
ee392693 MH |
1878 | hci_dev_lock(hdev); |
1879 | ||
a0cdf960 | 1880 | if (cp->val) { |
ee392693 | 1881 | changed = !test_and_set_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 MH |
1882 | } else { |
1883 | if (hdev_is_powered(hdev)) { | |
1884 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1885 | MGMT_STATUS_REJECTED); | |
1886 | goto unlock; | |
1887 | } | |
1888 | ||
ee392693 | 1889 | changed = test_and_clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); |
a0cdf960 | 1890 | } |
ee392693 MH |
1891 | |
1892 | err = send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); | |
1893 | if (err < 0) | |
1894 | goto unlock; | |
1895 | ||
1896 | if (changed) | |
1897 | err = new_settings(hdev, sk); | |
6d80dfd0 | 1898 | |
ee392693 MH |
1899 | unlock: |
1900 | hci_dev_unlock(hdev); | |
1901 | return err; | |
6d80dfd0 JH |
1902 | } |
1903 | ||
416a4ae5 JH |
1904 | static void le_enable_complete(struct hci_dev *hdev, u8 status) |
1905 | { | |
1906 | struct cmd_lookup match = { NULL, hdev }; | |
1907 | ||
1908 | if (status) { | |
1909 | u8 mgmt_err = mgmt_status(status); | |
1910 | ||
1911 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, | |
1912 | &mgmt_err); | |
1913 | return; | |
1914 | } | |
1915 | ||
1916 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
1917 | ||
1918 | new_settings(hdev, match.sk); | |
1919 | ||
1920 | if (match.sk) | |
1921 | sock_put(match.sk); | |
441ad2d0 MH |
1922 | |
1923 | /* Make sure the controller has a good default for | |
1924 | * advertising data. Restrict the update to when LE | |
1925 | * has actually been enabled. During power on, the | |
1926 | * update in powered_update_hci will take care of it. | |
1927 | */ | |
1928 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1929 | struct hci_request req; | |
1930 | ||
1931 | hci_dev_lock(hdev); | |
1932 | ||
1933 | hci_req_init(&req, hdev); | |
5947f4bc | 1934 | update_adv_data(&req); |
f14d8f64 | 1935 | update_scan_rsp_data(&req); |
441ad2d0 MH |
1936 | hci_req_run(&req, NULL); |
1937 | ||
1938 | hci_dev_unlock(hdev); | |
1939 | } | |
416a4ae5 JH |
1940 | } |
1941 | ||
bdb6d971 | 1942 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
1943 | { |
1944 | struct mgmt_mode *cp = data; | |
1945 | struct hci_cp_write_le_host_supported hci_cp; | |
1946 | struct pending_cmd *cmd; | |
416a4ae5 | 1947 | struct hci_request req; |
06199cf8 | 1948 | int err; |
0b60eba1 | 1949 | u8 val, enabled; |
06199cf8 | 1950 | |
bdb6d971 | 1951 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 1952 | |
13ecd8b6 JH |
1953 | if (!lmp_le_capable(hdev)) |
1954 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1955 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 1956 | |
a7e80f25 JH |
1957 | if (cp->val != 0x00 && cp->val != 0x01) |
1958 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1959 | MGMT_STATUS_INVALID_PARAMS); | |
1960 | ||
c73eee91 | 1961 | /* LE-only devices do not allow toggling LE on/off */ |
56f87901 | 1962 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
c73eee91 JH |
1963 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1964 | MGMT_STATUS_REJECTED); | |
1965 | ||
13ecd8b6 | 1966 | hci_dev_lock(hdev); |
06199cf8 JH |
1967 | |
1968 | val = !!cp->val; | |
ffa88e02 | 1969 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 1970 | |
0b60eba1 | 1971 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
1972 | bool changed = false; |
1973 | ||
1974 | if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1975 | change_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
1976 | changed = true; | |
1977 | } | |
1978 | ||
f3d3444a JH |
1979 | if (!val && test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
1980 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
eeca6f89 JH |
1981 | changed = true; |
1982 | } | |
1983 | ||
06199cf8 JH |
1984 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); |
1985 | if (err < 0) | |
1de028ce | 1986 | goto unlock; |
06199cf8 JH |
1987 | |
1988 | if (changed) | |
1989 | err = new_settings(hdev, sk); | |
1990 | ||
1de028ce | 1991 | goto unlock; |
06199cf8 JH |
1992 | } |
1993 | ||
4375f103 JH |
1994 | if (mgmt_pending_find(MGMT_OP_SET_LE, hdev) || |
1995 | mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev)) { | |
bdb6d971 | 1996 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
04124681 | 1997 | MGMT_STATUS_BUSY); |
1de028ce | 1998 | goto unlock; |
06199cf8 JH |
1999 | } |
2000 | ||
2001 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
2002 | if (!cmd) { | |
2003 | err = -ENOMEM; | |
1de028ce | 2004 | goto unlock; |
06199cf8 JH |
2005 | } |
2006 | ||
441ad2d0 MH |
2007 | hci_req_init(&req, hdev); |
2008 | ||
06199cf8 JH |
2009 | memset(&hci_cp, 0, sizeof(hci_cp)); |
2010 | ||
2011 | if (val) { | |
2012 | hci_cp.le = val; | |
ffa88e02 | 2013 | hci_cp.simul = lmp_le_br_capable(hdev); |
441ad2d0 MH |
2014 | } else { |
2015 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
2016 | disable_advertising(&req); | |
06199cf8 JH |
2017 | } |
2018 | ||
416a4ae5 JH |
2019 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
2020 | &hci_cp); | |
2021 | ||
2022 | err = hci_req_run(&req, le_enable_complete); | |
0c01bc48 | 2023 | if (err < 0) |
06199cf8 | 2024 | mgmt_pending_remove(cmd); |
06199cf8 | 2025 | |
1de028ce JH |
2026 | unlock: |
2027 | hci_dev_unlock(hdev); | |
06199cf8 JH |
2028 | return err; |
2029 | } | |
2030 | ||
0cab9c80 JH |
2031 | /* This is a helper function to test for pending mgmt commands that can |
2032 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
2033 | * mgmt command at a time since otherwise we cannot easily track what | |
2034 | * the current values are, will be, and based on that calculate if a new | |
2035 | * HCI command needs to be sent and if yes with what value. | |
2036 | */ | |
2037 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
2038 | { | |
2039 | struct pending_cmd *cmd; | |
2040 | ||
2041 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
2042 | switch (cmd->opcode) { | |
2043 | case MGMT_OP_ADD_UUID: | |
2044 | case MGMT_OP_REMOVE_UUID: | |
2045 | case MGMT_OP_SET_DEV_CLASS: | |
2046 | case MGMT_OP_SET_POWERED: | |
2047 | return true; | |
2048 | } | |
2049 | } | |
2050 | ||
2051 | return false; | |
2052 | } | |
2053 | ||
83be8eca JH |
2054 | static const u8 bluetooth_base_uuid[] = { |
2055 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
2056 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2057 | }; | |
2058 | ||
2059 | static u8 get_uuid_size(const u8 *uuid) | |
2060 | { | |
2061 | u32 val; | |
2062 | ||
2063 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
2064 | return 128; | |
2065 | ||
2066 | val = get_unaligned_le32(&uuid[12]); | |
2067 | if (val > 0xffff) | |
2068 | return 32; | |
2069 | ||
2070 | return 16; | |
2071 | } | |
2072 | ||
92da6097 JH |
2073 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
2074 | { | |
2075 | struct pending_cmd *cmd; | |
2076 | ||
2077 | hci_dev_lock(hdev); | |
2078 | ||
2079 | cmd = mgmt_pending_find(mgmt_op, hdev); | |
2080 | if (!cmd) | |
2081 | goto unlock; | |
2082 | ||
2083 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
2084 | hdev->dev_class, 3); | |
2085 | ||
2086 | mgmt_pending_remove(cmd); | |
2087 | ||
2088 | unlock: | |
2089 | hci_dev_unlock(hdev); | |
2090 | } | |
2091 | ||
2092 | static void add_uuid_complete(struct hci_dev *hdev, u8 status) | |
2093 | { | |
2094 | BT_DBG("status 0x%02x", status); | |
2095 | ||
2096 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
2097 | } | |
2098 | ||
bdb6d971 | 2099 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 2100 | { |
650f726d | 2101 | struct mgmt_cp_add_uuid *cp = data; |
90e70454 | 2102 | struct pending_cmd *cmd; |
890ea898 | 2103 | struct hci_request req; |
2aeb9a1a | 2104 | struct bt_uuid *uuid; |
2aeb9a1a JH |
2105 | int err; |
2106 | ||
bdb6d971 | 2107 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2108 | |
09fd0de5 | 2109 | hci_dev_lock(hdev); |
2aeb9a1a | 2110 | |
0cab9c80 | 2111 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2112 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
04124681 | 2113 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2114 | goto failed; |
2115 | } | |
2116 | ||
92c4c204 | 2117 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
2118 | if (!uuid) { |
2119 | err = -ENOMEM; | |
2120 | goto failed; | |
2121 | } | |
2122 | ||
2123 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 2124 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 2125 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 2126 | |
de66aa63 | 2127 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 2128 | |
890ea898 | 2129 | hci_req_init(&req, hdev); |
1aff6f09 | 2130 | |
890ea898 JH |
2131 | update_class(&req); |
2132 | update_eir(&req); | |
2133 | ||
92da6097 JH |
2134 | err = hci_req_run(&req, add_uuid_complete); |
2135 | if (err < 0) { | |
2136 | if (err != -ENODATA) | |
2137 | goto failed; | |
80a1e1db | 2138 | |
bdb6d971 | 2139 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
04124681 | 2140 | hdev->dev_class, 3); |
90e70454 JH |
2141 | goto failed; |
2142 | } | |
2143 | ||
2144 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 2145 | if (!cmd) { |
90e70454 | 2146 | err = -ENOMEM; |
890ea898 JH |
2147 | goto failed; |
2148 | } | |
2149 | ||
2150 | err = 0; | |
2aeb9a1a JH |
2151 | |
2152 | failed: | |
09fd0de5 | 2153 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2154 | return err; |
2155 | } | |
2156 | ||
24b78d0f JH |
2157 | static bool enable_service_cache(struct hci_dev *hdev) |
2158 | { | |
2159 | if (!hdev_is_powered(hdev)) | |
2160 | return false; | |
2161 | ||
2162 | if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { | |
46818ed5 JH |
2163 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
2164 | CACHE_TIMEOUT); | |
24b78d0f JH |
2165 | return true; |
2166 | } | |
2167 | ||
2168 | return false; | |
2169 | } | |
2170 | ||
92da6097 JH |
2171 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status) |
2172 | { | |
2173 | BT_DBG("status 0x%02x", status); | |
2174 | ||
2175 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
2176 | } | |
2177 | ||
bdb6d971 | 2178 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2179 | u16 len) |
2aeb9a1a | 2180 | { |
650f726d | 2181 | struct mgmt_cp_remove_uuid *cp = data; |
90e70454 | 2182 | struct pending_cmd *cmd; |
056341c8 | 2183 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 2184 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 2185 | struct hci_request req; |
2aeb9a1a JH |
2186 | int err, found; |
2187 | ||
bdb6d971 | 2188 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 2189 | |
09fd0de5 | 2190 | hci_dev_lock(hdev); |
2aeb9a1a | 2191 | |
0cab9c80 | 2192 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 2193 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2194 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
2195 | goto unlock; |
2196 | } | |
2197 | ||
2aeb9a1a | 2198 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
35f7498a | 2199 | hci_uuids_clear(hdev); |
4004b6d9 | 2200 | |
24b78d0f | 2201 | if (enable_service_cache(hdev)) { |
bdb6d971 | 2202 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2203 | 0, hdev->dev_class, 3); |
24b78d0f JH |
2204 | goto unlock; |
2205 | } | |
4004b6d9 | 2206 | |
9246a869 | 2207 | goto update_class; |
2aeb9a1a JH |
2208 | } |
2209 | ||
2210 | found = 0; | |
2211 | ||
056341c8 | 2212 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
2213 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
2214 | continue; | |
2215 | ||
2216 | list_del(&match->list); | |
482049f7 | 2217 | kfree(match); |
2aeb9a1a JH |
2218 | found++; |
2219 | } | |
2220 | ||
2221 | if (found == 0) { | |
bdb6d971 | 2222 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 2223 | MGMT_STATUS_INVALID_PARAMS); |
2aeb9a1a JH |
2224 | goto unlock; |
2225 | } | |
2226 | ||
9246a869 | 2227 | update_class: |
890ea898 | 2228 | hci_req_init(&req, hdev); |
1aff6f09 | 2229 | |
890ea898 JH |
2230 | update_class(&req); |
2231 | update_eir(&req); | |
2232 | ||
92da6097 JH |
2233 | err = hci_req_run(&req, remove_uuid_complete); |
2234 | if (err < 0) { | |
2235 | if (err != -ENODATA) | |
2236 | goto unlock; | |
80a1e1db | 2237 | |
bdb6d971 | 2238 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
04124681 | 2239 | hdev->dev_class, 3); |
90e70454 JH |
2240 | goto unlock; |
2241 | } | |
2242 | ||
2243 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 2244 | if (!cmd) { |
90e70454 | 2245 | err = -ENOMEM; |
890ea898 JH |
2246 | goto unlock; |
2247 | } | |
2248 | ||
2249 | err = 0; | |
2aeb9a1a JH |
2250 | |
2251 | unlock: | |
09fd0de5 | 2252 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
2253 | return err; |
2254 | } | |
2255 | ||
92da6097 JH |
2256 | static void set_class_complete(struct hci_dev *hdev, u8 status) |
2257 | { | |
2258 | BT_DBG("status 0x%02x", status); | |
2259 | ||
2260 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
2261 | } | |
2262 | ||
bdb6d971 | 2263 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2264 | u16 len) |
1aff6f09 | 2265 | { |
650f726d | 2266 | struct mgmt_cp_set_dev_class *cp = data; |
90e70454 | 2267 | struct pending_cmd *cmd; |
890ea898 | 2268 | struct hci_request req; |
1aff6f09 JH |
2269 | int err; |
2270 | ||
bdb6d971 | 2271 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 2272 | |
6203fc98 | 2273 | if (!lmp_bredr_capable(hdev)) |
13ecd8b6 JH |
2274 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
2275 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 2276 | |
0cab9c80 | 2277 | hci_dev_lock(hdev); |
ee98f473 | 2278 | |
0cab9c80 JH |
2279 | if (pending_eir_or_class(hdev)) { |
2280 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2281 | MGMT_STATUS_BUSY); | |
2282 | goto unlock; | |
2283 | } | |
c95f0ba7 | 2284 | |
0cab9c80 JH |
2285 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
2286 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
2287 | MGMT_STATUS_INVALID_PARAMS); | |
2288 | goto unlock; | |
2289 | } | |
575b3a02 | 2290 | |
932f5ff5 JH |
2291 | hdev->major_class = cp->major; |
2292 | hdev->minor_class = cp->minor; | |
2293 | ||
b5235a65 | 2294 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2295 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2296 | hdev->dev_class, 3); |
b5235a65 JH |
2297 | goto unlock; |
2298 | } | |
2299 | ||
890ea898 JH |
2300 | hci_req_init(&req, hdev); |
2301 | ||
a8b2d5c2 | 2302 | if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { |
7d78525d JH |
2303 | hci_dev_unlock(hdev); |
2304 | cancel_delayed_work_sync(&hdev->service_cache); | |
2305 | hci_dev_lock(hdev); | |
890ea898 | 2306 | update_eir(&req); |
7d78525d | 2307 | } |
14c0b608 | 2308 | |
890ea898 JH |
2309 | update_class(&req); |
2310 | ||
92da6097 JH |
2311 | err = hci_req_run(&req, set_class_complete); |
2312 | if (err < 0) { | |
2313 | if (err != -ENODATA) | |
2314 | goto unlock; | |
1aff6f09 | 2315 | |
bdb6d971 | 2316 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 2317 | hdev->dev_class, 3); |
90e70454 JH |
2318 | goto unlock; |
2319 | } | |
2320 | ||
2321 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 2322 | if (!cmd) { |
90e70454 | 2323 | err = -ENOMEM; |
890ea898 JH |
2324 | goto unlock; |
2325 | } | |
2326 | ||
2327 | err = 0; | |
1aff6f09 | 2328 | |
b5235a65 | 2329 | unlock: |
09fd0de5 | 2330 | hci_dev_unlock(hdev); |
1aff6f09 JH |
2331 | return err; |
2332 | } | |
2333 | ||
bdb6d971 | 2334 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 2335 | u16 len) |
55ed8ca1 | 2336 | { |
650f726d | 2337 | struct mgmt_cp_load_link_keys *cp = data; |
4e51eae9 | 2338 | u16 key_count, expected_len; |
b1de97d8 | 2339 | bool changed; |
a492cd52 | 2340 | int i; |
55ed8ca1 | 2341 | |
9060d5cf MH |
2342 | BT_DBG("request for %s", hdev->name); |
2343 | ||
2344 | if (!lmp_bredr_capable(hdev)) | |
2345 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2346 | MGMT_STATUS_NOT_SUPPORTED); | |
2347 | ||
1f350c87 | 2348 | key_count = __le16_to_cpu(cp->key_count); |
55ed8ca1 | 2349 | |
86742e1e JH |
2350 | expected_len = sizeof(*cp) + key_count * |
2351 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 2352 | if (expected_len != len) { |
86742e1e | 2353 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
8ce8e2b5 | 2354 | len, expected_len); |
bdb6d971 | 2355 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
04124681 | 2356 | MGMT_STATUS_INVALID_PARAMS); |
55ed8ca1 JH |
2357 | } |
2358 | ||
4ae14301 JH |
2359 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
2360 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
2361 | MGMT_STATUS_INVALID_PARAMS); | |
2362 | ||
bdb6d971 | 2363 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 2364 | key_count); |
55ed8ca1 | 2365 | |
4ee71b20 JH |
2366 | for (i = 0; i < key_count; i++) { |
2367 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
2368 | ||
8e991132 | 2369 | if (key->addr.type != BDADDR_BREDR || key->type > 0x08) |
4ee71b20 JH |
2370 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
2371 | MGMT_STATUS_INVALID_PARAMS); | |
2372 | } | |
2373 | ||
09fd0de5 | 2374 | hci_dev_lock(hdev); |
55ed8ca1 JH |
2375 | |
2376 | hci_link_keys_clear(hdev); | |
2377 | ||
55ed8ca1 | 2378 | if (cp->debug_keys) |
b1de97d8 | 2379 | changed = !test_and_set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
55ed8ca1 | 2380 | else |
b1de97d8 MH |
2381 | changed = test_and_clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
2382 | ||
2383 | if (changed) | |
2384 | new_settings(hdev, NULL); | |
55ed8ca1 | 2385 | |
a492cd52 | 2386 | for (i = 0; i < key_count; i++) { |
86742e1e | 2387 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 2388 | |
d753fdc4 | 2389 | hci_add_link_key(hdev, NULL, 0, &key->addr.bdaddr, key->val, |
04124681 | 2390 | key->type, key->pin_len); |
55ed8ca1 JH |
2391 | } |
2392 | ||
bdb6d971 | 2393 | cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 2394 | |
09fd0de5 | 2395 | hci_dev_unlock(hdev); |
55ed8ca1 | 2396 | |
a492cd52 | 2397 | return 0; |
55ed8ca1 JH |
2398 | } |
2399 | ||
b1078ad0 | 2400 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 2401 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
2402 | { |
2403 | struct mgmt_ev_device_unpaired ev; | |
2404 | ||
2405 | bacpy(&ev.addr.bdaddr, bdaddr); | |
2406 | ev.addr.type = addr_type; | |
2407 | ||
2408 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 2409 | skip_sk); |
b1078ad0 JH |
2410 | } |
2411 | ||
bdb6d971 | 2412 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2413 | u16 len) |
55ed8ca1 | 2414 | { |
124f6e35 JH |
2415 | struct mgmt_cp_unpair_device *cp = data; |
2416 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
2417 | struct hci_cp_disconnect dc; |
2418 | struct pending_cmd *cmd; | |
55ed8ca1 | 2419 | struct hci_conn *conn; |
55ed8ca1 JH |
2420 | int err; |
2421 | ||
a8a1d19e | 2422 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
2423 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2424 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2425 | |
4ee71b20 JH |
2426 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2427 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2428 | MGMT_STATUS_INVALID_PARAMS, | |
2429 | &rp, sizeof(rp)); | |
2430 | ||
118da70b JH |
2431 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
2432 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
2433 | MGMT_STATUS_INVALID_PARAMS, | |
2434 | &rp, sizeof(rp)); | |
2435 | ||
4ee71b20 JH |
2436 | hci_dev_lock(hdev); |
2437 | ||
86a8cfc6 | 2438 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2439 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2440 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); |
86a8cfc6 JH |
2441 | goto unlock; |
2442 | } | |
2443 | ||
e0b2b27e | 2444 | if (cp->addr.type == BDADDR_BREDR) { |
124f6e35 | 2445 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
e0b2b27e JH |
2446 | } else { |
2447 | u8 addr_type; | |
2448 | ||
2449 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
2450 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2451 | else | |
2452 | addr_type = ADDR_LE_DEV_RANDOM; | |
2453 | ||
a7ec7338 JH |
2454 | hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type); |
2455 | ||
a9b0a04c AG |
2456 | hci_conn_params_del(hdev, &cp->addr.bdaddr, addr_type); |
2457 | ||
e0b2b27e JH |
2458 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type); |
2459 | } | |
b0dbfb46 | 2460 | |
55ed8ca1 | 2461 | if (err < 0) { |
bdb6d971 | 2462 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 2463 | MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); |
55ed8ca1 JH |
2464 | goto unlock; |
2465 | } | |
2466 | ||
86a8cfc6 | 2467 | if (cp->disconnect) { |
591f47f3 | 2468 | if (cp->addr.type == BDADDR_BREDR) |
86a8cfc6 | 2469 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
8ce8e2b5 | 2470 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2471 | else |
2472 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, | |
8ce8e2b5 | 2473 | &cp->addr.bdaddr); |
86a8cfc6 JH |
2474 | } else { |
2475 | conn = NULL; | |
2476 | } | |
124f6e35 | 2477 | |
a8a1d19e | 2478 | if (!conn) { |
bdb6d971 | 2479 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
04124681 | 2480 | &rp, sizeof(rp)); |
b1078ad0 | 2481 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
2482 | goto unlock; |
2483 | } | |
55ed8ca1 | 2484 | |
124f6e35 | 2485 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 2486 | sizeof(*cp)); |
a8a1d19e JH |
2487 | if (!cmd) { |
2488 | err = -ENOMEM; | |
2489 | goto unlock; | |
55ed8ca1 JH |
2490 | } |
2491 | ||
eb55ef07 | 2492 | dc.handle = cpu_to_le16(conn->handle); |
a8a1d19e JH |
2493 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
2494 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2495 | if (err < 0) | |
2496 | mgmt_pending_remove(cmd); | |
2497 | ||
55ed8ca1 | 2498 | unlock: |
09fd0de5 | 2499 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
2500 | return err; |
2501 | } | |
2502 | ||
bdb6d971 | 2503 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2504 | u16 len) |
8962ee74 | 2505 | { |
650f726d | 2506 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 2507 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2508 | struct hci_cp_disconnect dc; |
366a0336 | 2509 | struct pending_cmd *cmd; |
8962ee74 | 2510 | struct hci_conn *conn; |
8962ee74 JH |
2511 | int err; |
2512 | ||
2513 | BT_DBG(""); | |
2514 | ||
06a63b19 JH |
2515 | memset(&rp, 0, sizeof(rp)); |
2516 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2517 | rp.addr.type = cp->addr.type; | |
2518 | ||
4ee71b20 | 2519 | if (!bdaddr_type_is_valid(cp->addr.type)) |
06a63b19 JH |
2520 | return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2521 | MGMT_STATUS_INVALID_PARAMS, | |
2522 | &rp, sizeof(rp)); | |
4ee71b20 | 2523 | |
09fd0de5 | 2524 | hci_dev_lock(hdev); |
8962ee74 JH |
2525 | |
2526 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
06a63b19 JH |
2527 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2528 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
8962ee74 JH |
2529 | goto failed; |
2530 | } | |
2531 | ||
2e58ef3e | 2532 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) { |
06a63b19 JH |
2533 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2534 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
2535 | goto failed; |
2536 | } | |
2537 | ||
591f47f3 | 2538 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
2539 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
2540 | &cp->addr.bdaddr); | |
88c3df13 JH |
2541 | else |
2542 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 2543 | |
f960727e | 2544 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
06a63b19 JH |
2545 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
2546 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
8962ee74 JH |
2547 | goto failed; |
2548 | } | |
2549 | ||
2e58ef3e | 2550 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
2551 | if (!cmd) { |
2552 | err = -ENOMEM; | |
8962ee74 | 2553 | goto failed; |
366a0336 | 2554 | } |
8962ee74 | 2555 | |
eb55ef07 | 2556 | dc.handle = cpu_to_le16(conn->handle); |
3701f944 | 2557 | dc.reason = HCI_ERROR_REMOTE_USER_TERM; |
8962ee74 JH |
2558 | |
2559 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
2560 | if (err < 0) | |
a664b5bc | 2561 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2562 | |
2563 | failed: | |
09fd0de5 | 2564 | hci_dev_unlock(hdev); |
8962ee74 JH |
2565 | return err; |
2566 | } | |
2567 | ||
57c1477c | 2568 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
2569 | { |
2570 | switch (link_type) { | |
2571 | case LE_LINK: | |
48264f06 JH |
2572 | switch (addr_type) { |
2573 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 2574 | return BDADDR_LE_PUBLIC; |
0ed09148 | 2575 | |
48264f06 | 2576 | default: |
0ed09148 | 2577 | /* Fallback to LE Random address type */ |
591f47f3 | 2578 | return BDADDR_LE_RANDOM; |
48264f06 | 2579 | } |
0ed09148 | 2580 | |
4c659c39 | 2581 | default: |
0ed09148 | 2582 | /* Fallback to BR/EDR type */ |
591f47f3 | 2583 | return BDADDR_BREDR; |
4c659c39 JH |
2584 | } |
2585 | } | |
2586 | ||
04124681 GP |
2587 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
2588 | u16 data_len) | |
2784eb41 | 2589 | { |
2784eb41 | 2590 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 2591 | struct hci_conn *c; |
a38528f1 | 2592 | size_t rp_len; |
60fc5fb6 JH |
2593 | int err; |
2594 | u16 i; | |
2784eb41 JH |
2595 | |
2596 | BT_DBG(""); | |
2597 | ||
09fd0de5 | 2598 | hci_dev_lock(hdev); |
2784eb41 | 2599 | |
5f97c1df | 2600 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2601 | err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
04124681 | 2602 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2603 | goto unlock; |
2604 | } | |
2605 | ||
60fc5fb6 | 2606 | i = 0; |
b644ba33 JH |
2607 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
2608 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 2609 | i++; |
2784eb41 JH |
2610 | } |
2611 | ||
60fc5fb6 | 2612 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 2613 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 2614 | if (!rp) { |
2784eb41 JH |
2615 | err = -ENOMEM; |
2616 | goto unlock; | |
2617 | } | |
2618 | ||
2784eb41 | 2619 | i = 0; |
4c659c39 | 2620 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
2621 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
2622 | continue; | |
4c659c39 | 2623 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 2624 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 2625 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
2626 | continue; |
2627 | i++; | |
2628 | } | |
2629 | ||
eb55ef07 | 2630 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 2631 | |
4c659c39 JH |
2632 | /* Recalculate length in case of filtered SCO connections, etc */ |
2633 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 2634 | |
bdb6d971 | 2635 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
04124681 | 2636 | rp_len); |
2784eb41 | 2637 | |
a38528f1 | 2638 | kfree(rp); |
5f97c1df JH |
2639 | |
2640 | unlock: | |
09fd0de5 | 2641 | hci_dev_unlock(hdev); |
2784eb41 JH |
2642 | return err; |
2643 | } | |
2644 | ||
bdb6d971 | 2645 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2646 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 WR |
2647 | { |
2648 | struct pending_cmd *cmd; | |
2649 | int err; | |
2650 | ||
2e58ef3e | 2651 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 2652 | sizeof(*cp)); |
96d97a67 WR |
2653 | if (!cmd) |
2654 | return -ENOMEM; | |
2655 | ||
d8457698 | 2656 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2657 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2658 | if (err < 0) |
2659 | mgmt_pending_remove(cmd); | |
2660 | ||
2661 | return err; | |
2662 | } | |
2663 | ||
bdb6d971 | 2664 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2665 | u16 len) |
980e1a53 | 2666 | { |
96d97a67 | 2667 | struct hci_conn *conn; |
650f726d | 2668 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2669 | struct hci_cp_pin_code_reply reply; |
366a0336 | 2670 | struct pending_cmd *cmd; |
980e1a53 JH |
2671 | int err; |
2672 | ||
2673 | BT_DBG(""); | |
2674 | ||
09fd0de5 | 2675 | hci_dev_lock(hdev); |
980e1a53 | 2676 | |
4b34ee78 | 2677 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2678 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2679 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
2680 | goto failed; |
2681 | } | |
2682 | ||
d8457698 | 2683 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2684 | if (!conn) { |
bdb6d971 | 2685 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2686 | MGMT_STATUS_NOT_CONNECTED); |
96d97a67 WR |
2687 | goto failed; |
2688 | } | |
2689 | ||
2690 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2691 | struct mgmt_cp_pin_code_neg_reply ncp; |
2692 | ||
2693 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2694 | |
2695 | BT_ERR("PIN code is not 16 bytes long"); | |
2696 | ||
bdb6d971 | 2697 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2698 | if (err >= 0) |
bdb6d971 | 2699 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2700 | MGMT_STATUS_INVALID_PARAMS); |
96d97a67 WR |
2701 | |
2702 | goto failed; | |
2703 | } | |
2704 | ||
00abfe44 | 2705 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2706 | if (!cmd) { |
2707 | err = -ENOMEM; | |
980e1a53 | 2708 | goto failed; |
366a0336 | 2709 | } |
980e1a53 | 2710 | |
d8457698 | 2711 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 2712 | reply.pin_len = cp->pin_len; |
24718ca5 | 2713 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
2714 | |
2715 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
2716 | if (err < 0) | |
a664b5bc | 2717 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2718 | |
2719 | failed: | |
09fd0de5 | 2720 | hci_dev_unlock(hdev); |
980e1a53 JH |
2721 | return err; |
2722 | } | |
2723 | ||
04124681 GP |
2724 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
2725 | u16 len) | |
17fa4b9d | 2726 | { |
650f726d | 2727 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
2728 | |
2729 | BT_DBG(""); | |
2730 | ||
09fd0de5 | 2731 | hci_dev_lock(hdev); |
17fa4b9d JH |
2732 | |
2733 | hdev->io_capability = cp->io_capability; | |
2734 | ||
2735 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 2736 | hdev->io_capability); |
17fa4b9d | 2737 | |
09fd0de5 | 2738 | hci_dev_unlock(hdev); |
17fa4b9d | 2739 | |
04124681 GP |
2740 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL, |
2741 | 0); | |
17fa4b9d JH |
2742 | } |
2743 | ||
6039aa73 | 2744 | static struct pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
2745 | { |
2746 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 2747 | struct pending_cmd *cmd; |
e9a416b5 | 2748 | |
2e58ef3e | 2749 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
2750 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
2751 | continue; | |
2752 | ||
e9a416b5 JH |
2753 | if (cmd->user_data != conn) |
2754 | continue; | |
2755 | ||
2756 | return cmd; | |
2757 | } | |
2758 | ||
2759 | return NULL; | |
2760 | } | |
2761 | ||
2762 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
2763 | { | |
2764 | struct mgmt_rp_pair_device rp; | |
2765 | struct hci_conn *conn = cmd->user_data; | |
2766 | ||
ba4e564f | 2767 | bacpy(&rp.addr.bdaddr, &conn->dst); |
57c1477c | 2768 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); |
e9a416b5 | 2769 | |
aee9b218 | 2770 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, |
04124681 | 2771 | &rp, sizeof(rp)); |
e9a416b5 JH |
2772 | |
2773 | /* So we don't get further callbacks for this connection */ | |
2774 | conn->connect_cfm_cb = NULL; | |
2775 | conn->security_cfm_cb = NULL; | |
2776 | conn->disconn_cfm_cb = NULL; | |
2777 | ||
76a68ba0 | 2778 | hci_conn_drop(conn); |
e9a416b5 | 2779 | |
a664b5bc | 2780 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
2781 | } |
2782 | ||
f4a407be JH |
2783 | void mgmt_smp_complete(struct hci_conn *conn, bool complete) |
2784 | { | |
2785 | u8 status = complete ? MGMT_STATUS_SUCCESS : MGMT_STATUS_FAILED; | |
2786 | struct pending_cmd *cmd; | |
2787 | ||
2788 | cmd = find_pairing(conn); | |
2789 | if (cmd) | |
2790 | pairing_complete(cmd, status); | |
2791 | } | |
2792 | ||
e9a416b5 JH |
2793 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) |
2794 | { | |
2795 | struct pending_cmd *cmd; | |
2796 | ||
2797 | BT_DBG("status %u", status); | |
2798 | ||
2799 | cmd = find_pairing(conn); | |
56e5cb86 | 2800 | if (!cmd) |
e9a416b5 | 2801 | BT_DBG("Unable to find a pending command"); |
56e5cb86 | 2802 | else |
e211326c | 2803 | pairing_complete(cmd, mgmt_status(status)); |
e9a416b5 JH |
2804 | } |
2805 | ||
f4a407be | 2806 | static void le_pairing_complete_cb(struct hci_conn *conn, u8 status) |
4c47d739 VA |
2807 | { |
2808 | struct pending_cmd *cmd; | |
2809 | ||
2810 | BT_DBG("status %u", status); | |
2811 | ||
2812 | if (!status) | |
2813 | return; | |
2814 | ||
2815 | cmd = find_pairing(conn); | |
2816 | if (!cmd) | |
2817 | BT_DBG("Unable to find a pending command"); | |
2818 | else | |
2819 | pairing_complete(cmd, mgmt_status(status)); | |
2820 | } | |
2821 | ||
bdb6d971 | 2822 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2823 | u16 len) |
e9a416b5 | 2824 | { |
650f726d | 2825 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 2826 | struct mgmt_rp_pair_device rp; |
e9a416b5 JH |
2827 | struct pending_cmd *cmd; |
2828 | u8 sec_level, auth_type; | |
2829 | struct hci_conn *conn; | |
e9a416b5 JH |
2830 | int err; |
2831 | ||
2832 | BT_DBG(""); | |
2833 | ||
f950a30e SJ |
2834 | memset(&rp, 0, sizeof(rp)); |
2835 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2836 | rp.addr.type = cp->addr.type; | |
2837 | ||
4ee71b20 JH |
2838 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2839 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
2840 | MGMT_STATUS_INVALID_PARAMS, | |
2841 | &rp, sizeof(rp)); | |
2842 | ||
09fd0de5 | 2843 | hci_dev_lock(hdev); |
e9a416b5 | 2844 | |
5f97c1df | 2845 | if (!hdev_is_powered(hdev)) { |
f950a30e SJ |
2846 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2847 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5f97c1df JH |
2848 | goto unlock; |
2849 | } | |
2850 | ||
c908df36 VCG |
2851 | sec_level = BT_SECURITY_MEDIUM; |
2852 | if (cp->io_cap == 0x03) | |
e9a416b5 | 2853 | auth_type = HCI_AT_DEDICATED_BONDING; |
c908df36 | 2854 | else |
e9a416b5 | 2855 | auth_type = HCI_AT_DEDICATED_BONDING_MITM; |
e9a416b5 | 2856 | |
6f77d8c7 | 2857 | if (cp->addr.type == BDADDR_BREDR) { |
04a6c589 AG |
2858 | conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level, |
2859 | auth_type); | |
6f77d8c7 AG |
2860 | } else { |
2861 | u8 addr_type; | |
2862 | ||
2863 | /* Convert from L2CAP channel address type to HCI address type | |
2864 | */ | |
2865 | if (cp->addr.type == BDADDR_LE_PUBLIC) | |
2866 | addr_type = ADDR_LE_DEV_PUBLIC; | |
2867 | else | |
2868 | addr_type = ADDR_LE_DEV_RANDOM; | |
2869 | ||
2870 | conn = hci_connect_le(hdev, &cp->addr.bdaddr, addr_type, | |
04a6c589 | 2871 | sec_level, auth_type); |
6f77d8c7 | 2872 | } |
7a512d01 | 2873 | |
30e76272 | 2874 | if (IS_ERR(conn)) { |
489dc48e AK |
2875 | int status; |
2876 | ||
2877 | if (PTR_ERR(conn) == -EBUSY) | |
2878 | status = MGMT_STATUS_BUSY; | |
2879 | else | |
2880 | status = MGMT_STATUS_CONNECT_FAILED; | |
2881 | ||
bdb6d971 | 2882 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
489dc48e | 2883 | status, &rp, |
04124681 | 2884 | sizeof(rp)); |
e9a416b5 JH |
2885 | goto unlock; |
2886 | } | |
2887 | ||
2888 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 2889 | hci_conn_drop(conn); |
bdb6d971 | 2890 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
04124681 | 2891 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
e9a416b5 JH |
2892 | goto unlock; |
2893 | } | |
2894 | ||
2e58ef3e | 2895 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
2896 | if (!cmd) { |
2897 | err = -ENOMEM; | |
76a68ba0 | 2898 | hci_conn_drop(conn); |
e9a416b5 JH |
2899 | goto unlock; |
2900 | } | |
2901 | ||
7a512d01 | 2902 | /* For LE, just connecting isn't a proof that the pairing finished */ |
f4a407be | 2903 | if (cp->addr.type == BDADDR_BREDR) { |
7a512d01 | 2904 | conn->connect_cfm_cb = pairing_complete_cb; |
f4a407be JH |
2905 | conn->security_cfm_cb = pairing_complete_cb; |
2906 | conn->disconn_cfm_cb = pairing_complete_cb; | |
2907 | } else { | |
2908 | conn->connect_cfm_cb = le_pairing_complete_cb; | |
2909 | conn->security_cfm_cb = le_pairing_complete_cb; | |
2910 | conn->disconn_cfm_cb = le_pairing_complete_cb; | |
2911 | } | |
7a512d01 | 2912 | |
e9a416b5 JH |
2913 | conn->io_capability = cp->io_cap; |
2914 | cmd->user_data = conn; | |
2915 | ||
2916 | if (conn->state == BT_CONNECTED && | |
8ce8e2b5 | 2917 | hci_conn_security(conn, sec_level, auth_type)) |
e9a416b5 JH |
2918 | pairing_complete(cmd, 0); |
2919 | ||
2920 | err = 0; | |
2921 | ||
2922 | unlock: | |
09fd0de5 | 2923 | hci_dev_unlock(hdev); |
e9a416b5 JH |
2924 | return err; |
2925 | } | |
2926 | ||
04124681 GP |
2927 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
2928 | u16 len) | |
28424707 | 2929 | { |
0f4e68cf | 2930 | struct mgmt_addr_info *addr = data; |
28424707 JH |
2931 | struct pending_cmd *cmd; |
2932 | struct hci_conn *conn; | |
2933 | int err; | |
2934 | ||
2935 | BT_DBG(""); | |
2936 | ||
28424707 JH |
2937 | hci_dev_lock(hdev); |
2938 | ||
5f97c1df | 2939 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2940 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2941 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2942 | goto unlock; |
2943 | } | |
2944 | ||
28424707 JH |
2945 | cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
2946 | if (!cmd) { | |
bdb6d971 | 2947 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2948 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
2949 | goto unlock; |
2950 | } | |
2951 | ||
2952 | conn = cmd->user_data; | |
2953 | ||
2954 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
bdb6d971 | 2955 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2956 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
2957 | goto unlock; |
2958 | } | |
2959 | ||
2960 | pairing_complete(cmd, MGMT_STATUS_CANCELLED); | |
2961 | ||
bdb6d971 | 2962 | err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
04124681 | 2963 | addr, sizeof(*addr)); |
28424707 JH |
2964 | unlock: |
2965 | hci_dev_unlock(hdev); | |
28424707 JH |
2966 | return err; |
2967 | } | |
2968 | ||
bdb6d971 | 2969 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 2970 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 2971 | u16 hci_op, __le32 passkey) |
a5c29683 | 2972 | { |
a5c29683 | 2973 | struct pending_cmd *cmd; |
0df4c185 | 2974 | struct hci_conn *conn; |
a5c29683 JH |
2975 | int err; |
2976 | ||
09fd0de5 | 2977 | hci_dev_lock(hdev); |
08ba5382 | 2978 | |
4b34ee78 | 2979 | if (!hdev_is_powered(hdev)) { |
feb94d3d JH |
2980 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2981 | MGMT_STATUS_NOT_POWERED, addr, | |
2982 | sizeof(*addr)); | |
0df4c185 | 2983 | goto done; |
a5c29683 JH |
2984 | } |
2985 | ||
1707c60e JH |
2986 | if (addr->type == BDADDR_BREDR) |
2987 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 2988 | else |
1707c60e | 2989 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
272d90df JH |
2990 | |
2991 | if (!conn) { | |
feb94d3d JH |
2992 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2993 | MGMT_STATUS_NOT_CONNECTED, addr, | |
2994 | sizeof(*addr)); | |
272d90df JH |
2995 | goto done; |
2996 | } | |
47c15e2b | 2997 | |
1707c60e | 2998 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
47c15e2b | 2999 | /* Continue with pairing via SMP */ |
5fe57d9e BG |
3000 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
3001 | ||
3002 | if (!err) | |
feb94d3d JH |
3003 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3004 | MGMT_STATUS_SUCCESS, addr, | |
3005 | sizeof(*addr)); | |
5fe57d9e | 3006 | else |
feb94d3d JH |
3007 | err = cmd_complete(sk, hdev->id, mgmt_op, |
3008 | MGMT_STATUS_FAILED, addr, | |
3009 | sizeof(*addr)); | |
47c15e2b | 3010 | |
47c15e2b BG |
3011 | goto done; |
3012 | } | |
3013 | ||
1707c60e | 3014 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
3015 | if (!cmd) { |
3016 | err = -ENOMEM; | |
0df4c185 | 3017 | goto done; |
a5c29683 JH |
3018 | } |
3019 | ||
0df4c185 | 3020 | /* Continue with pairing via HCI */ |
604086b7 BG |
3021 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
3022 | struct hci_cp_user_passkey_reply cp; | |
3023 | ||
1707c60e | 3024 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
3025 | cp.passkey = passkey; |
3026 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
3027 | } else | |
1707c60e JH |
3028 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
3029 | &addr->bdaddr); | |
604086b7 | 3030 | |
a664b5bc JH |
3031 | if (err < 0) |
3032 | mgmt_pending_remove(cmd); | |
a5c29683 | 3033 | |
0df4c185 | 3034 | done: |
09fd0de5 | 3035 | hci_dev_unlock(hdev); |
a5c29683 JH |
3036 | return err; |
3037 | } | |
3038 | ||
afeb019d JK |
3039 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
3040 | void *data, u16 len) | |
3041 | { | |
3042 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
3043 | ||
3044 | BT_DBG(""); | |
3045 | ||
1707c60e | 3046 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
3047 | MGMT_OP_PIN_CODE_NEG_REPLY, |
3048 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
3049 | } | |
3050 | ||
04124681 GP |
3051 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3052 | u16 len) | |
0df4c185 | 3053 | { |
650f726d | 3054 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
3055 | |
3056 | BT_DBG(""); | |
3057 | ||
3058 | if (len != sizeof(*cp)) | |
bdb6d971 | 3059 | return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
04124681 | 3060 | MGMT_STATUS_INVALID_PARAMS); |
0df4c185 | 3061 | |
1707c60e | 3062 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3063 | MGMT_OP_USER_CONFIRM_REPLY, |
3064 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
3065 | } |
3066 | ||
bdb6d971 | 3067 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3068 | void *data, u16 len) |
0df4c185 | 3069 | { |
c9c2659f | 3070 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
3071 | |
3072 | BT_DBG(""); | |
3073 | ||
1707c60e | 3074 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3075 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
3076 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
3077 | } |
3078 | ||
04124681 GP |
3079 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
3080 | u16 len) | |
604086b7 | 3081 | { |
650f726d | 3082 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
3083 | |
3084 | BT_DBG(""); | |
3085 | ||
1707c60e | 3086 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3087 | MGMT_OP_USER_PASSKEY_REPLY, |
3088 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
3089 | } |
3090 | ||
bdb6d971 | 3091 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3092 | void *data, u16 len) |
604086b7 | 3093 | { |
650f726d | 3094 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
3095 | |
3096 | BT_DBG(""); | |
3097 | ||
1707c60e | 3098 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
3099 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
3100 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
3101 | } |
3102 | ||
13928971 | 3103 | static void update_name(struct hci_request *req) |
2b4bf397 | 3104 | { |
13928971 | 3105 | struct hci_dev *hdev = req->hdev; |
2b4bf397 JH |
3106 | struct hci_cp_write_local_name cp; |
3107 | ||
13928971 | 3108 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
2b4bf397 | 3109 | |
890ea898 | 3110 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
2b4bf397 JH |
3111 | } |
3112 | ||
13928971 JH |
3113 | static void set_name_complete(struct hci_dev *hdev, u8 status) |
3114 | { | |
3115 | struct mgmt_cp_set_local_name *cp; | |
3116 | struct pending_cmd *cmd; | |
3117 | ||
3118 | BT_DBG("status 0x%02x", status); | |
3119 | ||
3120 | hci_dev_lock(hdev); | |
3121 | ||
3122 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); | |
3123 | if (!cmd) | |
3124 | goto unlock; | |
3125 | ||
3126 | cp = cmd->param; | |
3127 | ||
3128 | if (status) | |
3129 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, | |
3130 | mgmt_status(status)); | |
3131 | else | |
3132 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3133 | cp, sizeof(*cp)); | |
3134 | ||
3135 | mgmt_pending_remove(cmd); | |
3136 | ||
3137 | unlock: | |
3138 | hci_dev_unlock(hdev); | |
3139 | } | |
3140 | ||
bdb6d971 | 3141 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3142 | u16 len) |
b312b161 | 3143 | { |
2b4bf397 | 3144 | struct mgmt_cp_set_local_name *cp = data; |
b312b161 | 3145 | struct pending_cmd *cmd; |
890ea898 | 3146 | struct hci_request req; |
b312b161 JH |
3147 | int err; |
3148 | ||
3149 | BT_DBG(""); | |
3150 | ||
09fd0de5 | 3151 | hci_dev_lock(hdev); |
b312b161 | 3152 | |
b3f2ca94 JH |
3153 | /* If the old values are the same as the new ones just return a |
3154 | * direct command complete event. | |
3155 | */ | |
3156 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
3157 | !memcmp(hdev->short_name, cp->short_name, | |
3158 | sizeof(hdev->short_name))) { | |
3159 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
3160 | data, len); | |
3161 | goto failed; | |
3162 | } | |
3163 | ||
2b4bf397 | 3164 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 3165 | |
b5235a65 | 3166 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 3167 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde JH |
3168 | |
3169 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
04124681 | 3170 | data, len); |
28cc7bde JH |
3171 | if (err < 0) |
3172 | goto failed; | |
3173 | ||
3174 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, | |
04124681 | 3175 | sk); |
28cc7bde | 3176 | |
b5235a65 JH |
3177 | goto failed; |
3178 | } | |
3179 | ||
28cc7bde | 3180 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
3181 | if (!cmd) { |
3182 | err = -ENOMEM; | |
3183 | goto failed; | |
3184 | } | |
3185 | ||
13928971 JH |
3186 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
3187 | ||
890ea898 | 3188 | hci_req_init(&req, hdev); |
3f985050 JH |
3189 | |
3190 | if (lmp_bredr_capable(hdev)) { | |
3191 | update_name(&req); | |
3192 | update_eir(&req); | |
3193 | } | |
3194 | ||
7a5f4990 MH |
3195 | /* The name is stored in the scan response data and so |
3196 | * no need to udpate the advertising data here. | |
3197 | */ | |
3f985050 | 3198 | if (lmp_le_capable(hdev)) |
7a5f4990 | 3199 | update_scan_rsp_data(&req); |
3f985050 | 3200 | |
13928971 | 3201 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
3202 | if (err < 0) |
3203 | mgmt_pending_remove(cmd); | |
3204 | ||
3205 | failed: | |
09fd0de5 | 3206 | hci_dev_unlock(hdev); |
b312b161 JH |
3207 | return err; |
3208 | } | |
3209 | ||
0f4e68cf | 3210 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3211 | void *data, u16 data_len) |
c35938b2 | 3212 | { |
c35938b2 SJ |
3213 | struct pending_cmd *cmd; |
3214 | int err; | |
3215 | ||
bdb6d971 | 3216 | BT_DBG("%s", hdev->name); |
c35938b2 | 3217 | |
09fd0de5 | 3218 | hci_dev_lock(hdev); |
c35938b2 | 3219 | |
4b34ee78 | 3220 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3221 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3222 | MGMT_STATUS_NOT_POWERED); |
c35938b2 SJ |
3223 | goto unlock; |
3224 | } | |
3225 | ||
9a1a1996 | 3226 | if (!lmp_ssp_capable(hdev)) { |
bdb6d971 | 3227 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3228 | MGMT_STATUS_NOT_SUPPORTED); |
c35938b2 SJ |
3229 | goto unlock; |
3230 | } | |
3231 | ||
2e58ef3e | 3232 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
bdb6d971 | 3233 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 3234 | MGMT_STATUS_BUSY); |
c35938b2 SJ |
3235 | goto unlock; |
3236 | } | |
3237 | ||
2e58ef3e | 3238 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
3239 | if (!cmd) { |
3240 | err = -ENOMEM; | |
3241 | goto unlock; | |
3242 | } | |
3243 | ||
4d2d2796 MH |
3244 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags)) |
3245 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_EXT_DATA, | |
3246 | 0, NULL); | |
3247 | else | |
3248 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
3249 | ||
c35938b2 SJ |
3250 | if (err < 0) |
3251 | mgmt_pending_remove(cmd); | |
3252 | ||
3253 | unlock: | |
09fd0de5 | 3254 | hci_dev_unlock(hdev); |
c35938b2 SJ |
3255 | return err; |
3256 | } | |
3257 | ||
bdb6d971 | 3258 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3259 | void *data, u16 len) |
2763eda6 | 3260 | { |
2763eda6 SJ |
3261 | int err; |
3262 | ||
bdb6d971 | 3263 | BT_DBG("%s ", hdev->name); |
2763eda6 | 3264 | |
09fd0de5 | 3265 | hci_dev_lock(hdev); |
2763eda6 | 3266 | |
ec109113 MH |
3267 | if (len == MGMT_ADD_REMOTE_OOB_DATA_SIZE) { |
3268 | struct mgmt_cp_add_remote_oob_data *cp = data; | |
3269 | u8 status; | |
bf1e3541 | 3270 | |
ec109113 MH |
3271 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, |
3272 | cp->hash, cp->randomizer); | |
3273 | if (err < 0) | |
3274 | status = MGMT_STATUS_FAILED; | |
3275 | else | |
3276 | status = MGMT_STATUS_SUCCESS; | |
3277 | ||
3278 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3279 | status, &cp->addr, sizeof(cp->addr)); | |
3280 | } else if (len == MGMT_ADD_REMOTE_OOB_EXT_DATA_SIZE) { | |
3281 | struct mgmt_cp_add_remote_oob_ext_data *cp = data; | |
3282 | u8 status; | |
3283 | ||
3284 | err = hci_add_remote_oob_ext_data(hdev, &cp->addr.bdaddr, | |
3285 | cp->hash192, | |
3286 | cp->randomizer192, | |
3287 | cp->hash256, | |
3288 | cp->randomizer256); | |
3289 | if (err < 0) | |
3290 | status = MGMT_STATUS_FAILED; | |
3291 | else | |
3292 | status = MGMT_STATUS_SUCCESS; | |
3293 | ||
3294 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3295 | status, &cp->addr, sizeof(cp->addr)); | |
3296 | } else { | |
3297 | BT_ERR("add_remote_oob_data: invalid length of %u bytes", len); | |
3298 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, | |
3299 | MGMT_STATUS_INVALID_PARAMS); | |
3300 | } | |
2763eda6 | 3301 | |
09fd0de5 | 3302 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3303 | return err; |
3304 | } | |
3305 | ||
bdb6d971 | 3306 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 3307 | void *data, u16 len) |
2763eda6 | 3308 | { |
650f726d | 3309 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 3310 | u8 status; |
2763eda6 SJ |
3311 | int err; |
3312 | ||
bdb6d971 | 3313 | BT_DBG("%s", hdev->name); |
2763eda6 | 3314 | |
09fd0de5 | 3315 | hci_dev_lock(hdev); |
2763eda6 | 3316 | |
664ce4cc | 3317 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr); |
2763eda6 | 3318 | if (err < 0) |
bf1e3541 | 3319 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 3320 | else |
a6785be2 | 3321 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 3322 | |
bdb6d971 | 3323 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
04124681 | 3324 | status, &cp->addr, sizeof(cp->addr)); |
2763eda6 | 3325 | |
09fd0de5 | 3326 | hci_dev_unlock(hdev); |
2763eda6 SJ |
3327 | return err; |
3328 | } | |
3329 | ||
41dc2bd6 AG |
3330 | static int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status) |
3331 | { | |
3332 | struct pending_cmd *cmd; | |
3333 | u8 type; | |
3334 | int err; | |
3335 | ||
3336 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3337 | ||
3338 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); | |
3339 | if (!cmd) | |
3340 | return -ENOENT; | |
3341 | ||
3342 | type = hdev->discovery.type; | |
3343 | ||
3344 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3345 | &type, sizeof(type)); | |
3346 | mgmt_pending_remove(cmd); | |
3347 | ||
3348 | return err; | |
3349 | } | |
3350 | ||
7c307720 AG |
3351 | static void start_discovery_complete(struct hci_dev *hdev, u8 status) |
3352 | { | |
3353 | BT_DBG("status %d", status); | |
3354 | ||
3355 | if (status) { | |
3356 | hci_dev_lock(hdev); | |
3357 | mgmt_start_discovery_failed(hdev, status); | |
3358 | hci_dev_unlock(hdev); | |
3359 | return; | |
3360 | } | |
3361 | ||
3362 | hci_dev_lock(hdev); | |
3363 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); | |
3364 | hci_dev_unlock(hdev); | |
3365 | ||
3366 | switch (hdev->discovery.type) { | |
3367 | case DISCOV_TYPE_LE: | |
3368 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, | |
0d8cc935 | 3369 | DISCOV_LE_TIMEOUT); |
7c307720 AG |
3370 | break; |
3371 | ||
3372 | case DISCOV_TYPE_INTERLEAVED: | |
3373 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, | |
0d8cc935 | 3374 | DISCOV_INTERLEAVED_TIMEOUT); |
7c307720 AG |
3375 | break; |
3376 | ||
3377 | case DISCOV_TYPE_BREDR: | |
3378 | break; | |
3379 | ||
3380 | default: | |
3381 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); | |
3382 | } | |
3383 | } | |
3384 | ||
bdb6d971 | 3385 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3386 | void *data, u16 len) |
14a53664 | 3387 | { |
650f726d | 3388 | struct mgmt_cp_start_discovery *cp = data; |
14a53664 | 3389 | struct pending_cmd *cmd; |
7c307720 AG |
3390 | struct hci_cp_le_set_scan_param param_cp; |
3391 | struct hci_cp_le_set_scan_enable enable_cp; | |
3392 | struct hci_cp_inquiry inq_cp; | |
3393 | struct hci_request req; | |
3394 | /* General inquiry access code (GIAC) */ | |
3395 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
d9483943 | 3396 | u8 status, own_addr_type; |
14a53664 JH |
3397 | int err; |
3398 | ||
bdb6d971 | 3399 | BT_DBG("%s", hdev->name); |
14a53664 | 3400 | |
09fd0de5 | 3401 | hci_dev_lock(hdev); |
14a53664 | 3402 | |
4b34ee78 | 3403 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 3404 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3405 | MGMT_STATUS_NOT_POWERED); |
bd2d1334 JH |
3406 | goto failed; |
3407 | } | |
3408 | ||
642be6c7 AG |
3409 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) { |
3410 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3411 | MGMT_STATUS_BUSY); | |
3412 | goto failed; | |
3413 | } | |
3414 | ||
ff9ef578 | 3415 | if (hdev->discovery.state != DISCOVERY_STOPPED) { |
bdb6d971 | 3416 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 3417 | MGMT_STATUS_BUSY); |
ff9ef578 JH |
3418 | goto failed; |
3419 | } | |
3420 | ||
2e58ef3e | 3421 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3422 | if (!cmd) { |
3423 | err = -ENOMEM; | |
3424 | goto failed; | |
3425 | } | |
3426 | ||
4aab14e5 AG |
3427 | hdev->discovery.type = cp->type; |
3428 | ||
7c307720 AG |
3429 | hci_req_init(&req, hdev); |
3430 | ||
4aab14e5 | 3431 | switch (hdev->discovery.type) { |
f39799f5 | 3432 | case DISCOV_TYPE_BREDR: |
e6fe7986 JH |
3433 | status = mgmt_bredr_support(hdev); |
3434 | if (status) { | |
04106755 | 3435 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3436 | status); |
04106755 JH |
3437 | mgmt_pending_remove(cmd); |
3438 | goto failed; | |
3439 | } | |
3440 | ||
7c307720 AG |
3441 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3442 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3443 | MGMT_STATUS_BUSY); | |
3444 | mgmt_pending_remove(cmd); | |
3445 | goto failed; | |
3446 | } | |
3447 | ||
3448 | hci_inquiry_cache_flush(hdev); | |
3449 | ||
3450 | memset(&inq_cp, 0, sizeof(inq_cp)); | |
3451 | memcpy(&inq_cp.lap, lap, sizeof(inq_cp.lap)); | |
0d8cc935 | 3452 | inq_cp.length = DISCOV_BREDR_INQUIRY_LEN; |
7c307720 | 3453 | hci_req_add(&req, HCI_OP_INQUIRY, sizeof(inq_cp), &inq_cp); |
f39799f5 AG |
3454 | break; |
3455 | ||
3456 | case DISCOV_TYPE_LE: | |
7c307720 | 3457 | case DISCOV_TYPE_INTERLEAVED: |
e6fe7986 JH |
3458 | status = mgmt_le_support(hdev); |
3459 | if (status) { | |
04106755 | 3460 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
e6fe7986 | 3461 | status); |
04106755 JH |
3462 | mgmt_pending_remove(cmd); |
3463 | goto failed; | |
3464 | } | |
3465 | ||
7c307720 | 3466 | if (hdev->discovery.type == DISCOV_TYPE_INTERLEAVED && |
56f87901 | 3467 | !test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
04106755 JH |
3468 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3469 | MGMT_STATUS_NOT_SUPPORTED); | |
3470 | mgmt_pending_remove(cmd); | |
3471 | goto failed; | |
3472 | } | |
3473 | ||
f3d3444a | 3474 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
7c307720 AG |
3475 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3476 | MGMT_STATUS_REJECTED); | |
3477 | mgmt_pending_remove(cmd); | |
3478 | goto failed; | |
3479 | } | |
3480 | ||
c54c3860 AG |
3481 | /* If controller is scanning, it means the background scanning |
3482 | * is running. Thus, we should temporarily stop it in order to | |
3483 | * set the discovery scanning parameters. | |
3484 | */ | |
3485 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) | |
3486 | hci_req_add_le_scan_disable(&req); | |
7c307720 AG |
3487 | |
3488 | memset(¶m_cp, 0, sizeof(param_cp)); | |
d9483943 | 3489 | |
94b1fc92 MH |
3490 | /* All active scans will be done with either a resolvable |
3491 | * private address (when privacy feature has been enabled) | |
3492 | * or unresolvable private address. | |
3493 | */ | |
3494 | err = hci_update_random_address(&req, true, &own_addr_type); | |
d9483943 JH |
3495 | if (err < 0) { |
3496 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
3497 | MGMT_STATUS_FAILED); | |
3498 | mgmt_pending_remove(cmd); | |
3499 | goto failed; | |
3500 | } | |
3501 | ||
7c307720 | 3502 | param_cp.type = LE_SCAN_ACTIVE; |
0d8cc935 AG |
3503 | param_cp.interval = cpu_to_le16(DISCOV_LE_SCAN_INT); |
3504 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); | |
d9483943 | 3505 | param_cp.own_address_type = own_addr_type; |
7c307720 AG |
3506 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
3507 | ¶m_cp); | |
3508 | ||
3509 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
3510 | enable_cp.enable = LE_SCAN_ENABLE; | |
3511 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; | |
3512 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), | |
3513 | &enable_cp); | |
5e0452c0 AG |
3514 | break; |
3515 | ||
f39799f5 | 3516 | default: |
04106755 JH |
3517 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
3518 | MGMT_STATUS_INVALID_PARAMS); | |
3519 | mgmt_pending_remove(cmd); | |
3520 | goto failed; | |
f39799f5 | 3521 | } |
3fd24153 | 3522 | |
7c307720 | 3523 | err = hci_req_run(&req, start_discovery_complete); |
14a53664 JH |
3524 | if (err < 0) |
3525 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3526 | else |
3527 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
3528 | |
3529 | failed: | |
09fd0de5 | 3530 | hci_dev_unlock(hdev); |
14a53664 JH |
3531 | return err; |
3532 | } | |
3533 | ||
1183fdca AG |
3534 | static int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status) |
3535 | { | |
3536 | struct pending_cmd *cmd; | |
3537 | int err; | |
3538 | ||
3539 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); | |
3540 | if (!cmd) | |
3541 | return -ENOENT; | |
3542 | ||
3543 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3544 | &hdev->discovery.type, sizeof(hdev->discovery.type)); | |
3545 | mgmt_pending_remove(cmd); | |
3546 | ||
3547 | return err; | |
3548 | } | |
3549 | ||
0e05bba6 AG |
3550 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status) |
3551 | { | |
3552 | BT_DBG("status %d", status); | |
3553 | ||
3554 | hci_dev_lock(hdev); | |
3555 | ||
3556 | if (status) { | |
3557 | mgmt_stop_discovery_failed(hdev, status); | |
3558 | goto unlock; | |
3559 | } | |
3560 | ||
3561 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3562 | ||
3563 | unlock: | |
3564 | hci_dev_unlock(hdev); | |
3565 | } | |
3566 | ||
bdb6d971 | 3567 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3568 | u16 len) |
14a53664 | 3569 | { |
d930650b | 3570 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
14a53664 | 3571 | struct pending_cmd *cmd; |
30dc78e1 JH |
3572 | struct hci_cp_remote_name_req_cancel cp; |
3573 | struct inquiry_entry *e; | |
0e05bba6 | 3574 | struct hci_request req; |
14a53664 JH |
3575 | int err; |
3576 | ||
bdb6d971 | 3577 | BT_DBG("%s", hdev->name); |
14a53664 | 3578 | |
09fd0de5 | 3579 | hci_dev_lock(hdev); |
14a53664 | 3580 | |
30dc78e1 | 3581 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 3582 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3583 | MGMT_STATUS_REJECTED, &mgmt_cp->type, |
3584 | sizeof(mgmt_cp->type)); | |
d930650b JH |
3585 | goto unlock; |
3586 | } | |
3587 | ||
3588 | if (hdev->discovery.type != mgmt_cp->type) { | |
bdb6d971 | 3589 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
3590 | MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type, |
3591 | sizeof(mgmt_cp->type)); | |
30dc78e1 | 3592 | goto unlock; |
ff9ef578 JH |
3593 | } |
3594 | ||
2e58ef3e | 3595 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
3596 | if (!cmd) { |
3597 | err = -ENOMEM; | |
30dc78e1 JH |
3598 | goto unlock; |
3599 | } | |
3600 | ||
0e05bba6 AG |
3601 | hci_req_init(&req, hdev); |
3602 | ||
e0d9727e AG |
3603 | switch (hdev->discovery.state) { |
3604 | case DISCOVERY_FINDING: | |
0e05bba6 AG |
3605 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
3606 | hci_req_add(&req, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
3607 | } else { | |
3608 | cancel_delayed_work(&hdev->le_scan_disable); | |
3609 | ||
b1efcc28 | 3610 | hci_req_add_le_scan_disable(&req); |
0e05bba6 | 3611 | } |
c9ecc48e | 3612 | |
e0d9727e AG |
3613 | break; |
3614 | ||
3615 | case DISCOVERY_RESOLVING: | |
3616 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, | |
8ce8e2b5 | 3617 | NAME_PENDING); |
e0d9727e | 3618 | if (!e) { |
30dc78e1 | 3619 | mgmt_pending_remove(cmd); |
e0d9727e AG |
3620 | err = cmd_complete(sk, hdev->id, |
3621 | MGMT_OP_STOP_DISCOVERY, 0, | |
3622 | &mgmt_cp->type, | |
3623 | sizeof(mgmt_cp->type)); | |
3624 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
3625 | goto unlock; | |
3626 | } | |
30dc78e1 | 3627 | |
e0d9727e | 3628 | bacpy(&cp.bdaddr, &e->data.bdaddr); |
0e05bba6 AG |
3629 | hci_req_add(&req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), |
3630 | &cp); | |
e0d9727e AG |
3631 | |
3632 | break; | |
3633 | ||
3634 | default: | |
3635 | BT_DBG("unknown discovery state %u", hdev->discovery.state); | |
0e05bba6 AG |
3636 | |
3637 | mgmt_pending_remove(cmd); | |
3638 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, | |
3639 | MGMT_STATUS_FAILED, &mgmt_cp->type, | |
3640 | sizeof(mgmt_cp->type)); | |
3641 | goto unlock; | |
14a53664 JH |
3642 | } |
3643 | ||
0e05bba6 | 3644 | err = hci_req_run(&req, stop_discovery_complete); |
14a53664 JH |
3645 | if (err < 0) |
3646 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
3647 | else |
3648 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
14a53664 | 3649 | |
30dc78e1 | 3650 | unlock: |
09fd0de5 | 3651 | hci_dev_unlock(hdev); |
14a53664 JH |
3652 | return err; |
3653 | } | |
3654 | ||
bdb6d971 | 3655 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3656 | u16 len) |
561aafbc | 3657 | { |
650f726d | 3658 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 3659 | struct inquiry_entry *e; |
561aafbc JH |
3660 | int err; |
3661 | ||
bdb6d971 | 3662 | BT_DBG("%s", hdev->name); |
561aafbc | 3663 | |
561aafbc JH |
3664 | hci_dev_lock(hdev); |
3665 | ||
30dc78e1 | 3666 | if (!hci_discovery_active(hdev)) { |
d3a2541d LR |
3667 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3668 | MGMT_STATUS_FAILED, &cp->addr, | |
3669 | sizeof(cp->addr)); | |
30dc78e1 JH |
3670 | goto failed; |
3671 | } | |
3672 | ||
a198e7b1 | 3673 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 3674 | if (!e) { |
d3a2541d LR |
3675 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
3676 | MGMT_STATUS_INVALID_PARAMS, &cp->addr, | |
3677 | sizeof(cp->addr)); | |
561aafbc JH |
3678 | goto failed; |
3679 | } | |
3680 | ||
3681 | if (cp->name_known) { | |
3682 | e->name_state = NAME_KNOWN; | |
3683 | list_del(&e->list); | |
3684 | } else { | |
3685 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 3686 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
3687 | } |
3688 | ||
e384662b JH |
3689 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr, |
3690 | sizeof(cp->addr)); | |
561aafbc JH |
3691 | |
3692 | failed: | |
3693 | hci_dev_unlock(hdev); | |
561aafbc JH |
3694 | return err; |
3695 | } | |
3696 | ||
bdb6d971 | 3697 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3698 | u16 len) |
7fbec224 | 3699 | { |
650f726d | 3700 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 3701 | u8 status; |
7fbec224 AJ |
3702 | int err; |
3703 | ||
bdb6d971 | 3704 | BT_DBG("%s", hdev->name); |
7fbec224 | 3705 | |
4ee71b20 | 3706 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3707 | return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
3708 | MGMT_STATUS_INVALID_PARAMS, | |
3709 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3710 | |
09fd0de5 | 3711 | hci_dev_lock(hdev); |
5e762444 | 3712 | |
88c1fe4b | 3713 | err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3714 | if (err < 0) |
f0eeea8b | 3715 | status = MGMT_STATUS_FAILED; |
7fbec224 | 3716 | else |
a6785be2 | 3717 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3718 | |
bdb6d971 | 3719 | err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
04124681 | 3720 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3721 | |
09fd0de5 | 3722 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3723 | |
3724 | return err; | |
3725 | } | |
3726 | ||
bdb6d971 | 3727 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3728 | u16 len) |
7fbec224 | 3729 | { |
650f726d | 3730 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 3731 | u8 status; |
7fbec224 AJ |
3732 | int err; |
3733 | ||
bdb6d971 | 3734 | BT_DBG("%s", hdev->name); |
7fbec224 | 3735 | |
4ee71b20 | 3736 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3737 | return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
3738 | MGMT_STATUS_INVALID_PARAMS, | |
3739 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3740 | |
09fd0de5 | 3741 | hci_dev_lock(hdev); |
5e762444 | 3742 | |
88c1fe4b | 3743 | err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3744 | if (err < 0) |
f0eeea8b | 3745 | status = MGMT_STATUS_INVALID_PARAMS; |
7fbec224 | 3746 | else |
a6785be2 | 3747 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3748 | |
bdb6d971 | 3749 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
04124681 | 3750 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3751 | |
09fd0de5 | 3752 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3753 | |
3754 | return err; | |
3755 | } | |
3756 | ||
cdbaccca MH |
3757 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
3758 | u16 len) | |
3759 | { | |
3760 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 3761 | struct hci_request req; |
cdbaccca | 3762 | int err; |
c72d4b8a | 3763 | __u16 source; |
cdbaccca MH |
3764 | |
3765 | BT_DBG("%s", hdev->name); | |
3766 | ||
c72d4b8a SJ |
3767 | source = __le16_to_cpu(cp->source); |
3768 | ||
3769 | if (source > 0x0002) | |
3770 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, | |
3771 | MGMT_STATUS_INVALID_PARAMS); | |
3772 | ||
cdbaccca MH |
3773 | hci_dev_lock(hdev); |
3774 | ||
c72d4b8a | 3775 | hdev->devid_source = source; |
cdbaccca MH |
3776 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
3777 | hdev->devid_product = __le16_to_cpu(cp->product); | |
3778 | hdev->devid_version = __le16_to_cpu(cp->version); | |
3779 | ||
3780 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0); | |
3781 | ||
890ea898 JH |
3782 | hci_req_init(&req, hdev); |
3783 | update_eir(&req); | |
3784 | hci_req_run(&req, NULL); | |
cdbaccca MH |
3785 | |
3786 | hci_dev_unlock(hdev); | |
3787 | ||
3788 | return err; | |
3789 | } | |
3790 | ||
4375f103 JH |
3791 | static void set_advertising_complete(struct hci_dev *hdev, u8 status) |
3792 | { | |
3793 | struct cmd_lookup match = { NULL, hdev }; | |
3794 | ||
3795 | if (status) { | |
3796 | u8 mgmt_err = mgmt_status(status); | |
3797 | ||
3798 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, | |
3799 | cmd_status_rsp, &mgmt_err); | |
3800 | return; | |
3801 | } | |
3802 | ||
3803 | mgmt_pending_foreach(MGMT_OP_SET_ADVERTISING, hdev, settings_rsp, | |
3804 | &match); | |
3805 | ||
3806 | new_settings(hdev, match.sk); | |
3807 | ||
3808 | if (match.sk) | |
3809 | sock_put(match.sk); | |
3810 | } | |
3811 | ||
21b5187f MH |
3812 | static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data, |
3813 | u16 len) | |
4375f103 JH |
3814 | { |
3815 | struct mgmt_mode *cp = data; | |
3816 | struct pending_cmd *cmd; | |
3817 | struct hci_request req; | |
e6fe7986 | 3818 | u8 val, enabled, status; |
4375f103 JH |
3819 | int err; |
3820 | ||
3821 | BT_DBG("request for %s", hdev->name); | |
3822 | ||
e6fe7986 JH |
3823 | status = mgmt_le_support(hdev); |
3824 | if (status) | |
4375f103 | 3825 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, |
e6fe7986 | 3826 | status); |
4375f103 JH |
3827 | |
3828 | if (cp->val != 0x00 && cp->val != 0x01) | |
3829 | return cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
3830 | MGMT_STATUS_INVALID_PARAMS); | |
3831 | ||
3832 | hci_dev_lock(hdev); | |
3833 | ||
3834 | val = !!cp->val; | |
f3d3444a | 3835 | enabled = test_bit(HCI_ADVERTISING, &hdev->dev_flags); |
4375f103 | 3836 | |
f74ca9b8 JH |
3837 | /* The following conditions are ones which mean that we should |
3838 | * not do any HCI communication but directly send a mgmt | |
3839 | * response to user space (after toggling the flag if | |
3840 | * necessary). | |
3841 | */ | |
3842 | if (!hdev_is_powered(hdev) || val == enabled || | |
b145edcd | 3843 | hci_conn_num(hdev, LE_LINK) > 0) { |
4375f103 JH |
3844 | bool changed = false; |
3845 | ||
f3d3444a JH |
3846 | if (val != test_bit(HCI_ADVERTISING, &hdev->dev_flags)) { |
3847 | change_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4375f103 JH |
3848 | changed = true; |
3849 | } | |
3850 | ||
3851 | err = send_settings_rsp(sk, MGMT_OP_SET_ADVERTISING, hdev); | |
3852 | if (err < 0) | |
3853 | goto unlock; | |
3854 | ||
3855 | if (changed) | |
3856 | err = new_settings(hdev, sk); | |
3857 | ||
3858 | goto unlock; | |
3859 | } | |
3860 | ||
3861 | if (mgmt_pending_find(MGMT_OP_SET_ADVERTISING, hdev) || | |
3862 | mgmt_pending_find(MGMT_OP_SET_LE, hdev)) { | |
3863 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_ADVERTISING, | |
3864 | MGMT_STATUS_BUSY); | |
3865 | goto unlock; | |
3866 | } | |
3867 | ||
3868 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_ADVERTISING, hdev, data, len); | |
3869 | if (!cmd) { | |
3870 | err = -ENOMEM; | |
3871 | goto unlock; | |
3872 | } | |
3873 | ||
3874 | hci_req_init(&req, hdev); | |
3875 | ||
bba3aa55 MH |
3876 | if (val) |
3877 | enable_advertising(&req); | |
3878 | else | |
3879 | disable_advertising(&req); | |
4375f103 JH |
3880 | |
3881 | err = hci_req_run(&req, set_advertising_complete); | |
3882 | if (err < 0) | |
3883 | mgmt_pending_remove(cmd); | |
3884 | ||
3885 | unlock: | |
3886 | hci_dev_unlock(hdev); | |
3887 | return err; | |
3888 | } | |
3889 | ||
d13eafce MH |
3890 | static int set_static_address(struct sock *sk, struct hci_dev *hdev, |
3891 | void *data, u16 len) | |
3892 | { | |
3893 | struct mgmt_cp_set_static_address *cp = data; | |
3894 | int err; | |
3895 | ||
3896 | BT_DBG("%s", hdev->name); | |
3897 | ||
62af4443 | 3898 | if (!lmp_le_capable(hdev)) |
d13eafce | 3899 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, |
62af4443 | 3900 | MGMT_STATUS_NOT_SUPPORTED); |
d13eafce MH |
3901 | |
3902 | if (hdev_is_powered(hdev)) | |
3903 | return cmd_status(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, | |
3904 | MGMT_STATUS_REJECTED); | |
3905 | ||
3906 | if (bacmp(&cp->bdaddr, BDADDR_ANY)) { | |
3907 | if (!bacmp(&cp->bdaddr, BDADDR_NONE)) | |
3908 | return cmd_status(sk, hdev->id, | |
3909 | MGMT_OP_SET_STATIC_ADDRESS, | |
3910 | MGMT_STATUS_INVALID_PARAMS); | |
3911 | ||
3912 | /* Two most significant bits shall be set */ | |
3913 | if ((cp->bdaddr.b[5] & 0xc0) != 0xc0) | |
3914 | return cmd_status(sk, hdev->id, | |
3915 | MGMT_OP_SET_STATIC_ADDRESS, | |
3916 | MGMT_STATUS_INVALID_PARAMS); | |
3917 | } | |
3918 | ||
3919 | hci_dev_lock(hdev); | |
3920 | ||
3921 | bacpy(&hdev->static_addr, &cp->bdaddr); | |
3922 | ||
3923 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_STATIC_ADDRESS, 0, NULL, 0); | |
3924 | ||
3925 | hci_dev_unlock(hdev); | |
3926 | ||
3927 | return err; | |
3928 | } | |
3929 | ||
14b49b9a MH |
3930 | static int set_scan_params(struct sock *sk, struct hci_dev *hdev, |
3931 | void *data, u16 len) | |
3932 | { | |
3933 | struct mgmt_cp_set_scan_params *cp = data; | |
3934 | __u16 interval, window; | |
3935 | int err; | |
3936 | ||
3937 | BT_DBG("%s", hdev->name); | |
3938 | ||
3939 | if (!lmp_le_capable(hdev)) | |
3940 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3941 | MGMT_STATUS_NOT_SUPPORTED); | |
3942 | ||
3943 | interval = __le16_to_cpu(cp->interval); | |
3944 | ||
3945 | if (interval < 0x0004 || interval > 0x4000) | |
3946 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3947 | MGMT_STATUS_INVALID_PARAMS); | |
3948 | ||
3949 | window = __le16_to_cpu(cp->window); | |
3950 | ||
3951 | if (window < 0x0004 || window > 0x4000) | |
3952 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3953 | MGMT_STATUS_INVALID_PARAMS); | |
3954 | ||
899e1075 MH |
3955 | if (window > interval) |
3956 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, | |
3957 | MGMT_STATUS_INVALID_PARAMS); | |
3958 | ||
14b49b9a MH |
3959 | hci_dev_lock(hdev); |
3960 | ||
3961 | hdev->le_scan_interval = interval; | |
3962 | hdev->le_scan_window = window; | |
3963 | ||
3964 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_SCAN_PARAMS, 0, NULL, 0); | |
3965 | ||
dd2ef8e2 AG |
3966 | /* If background scan is running, restart it so new parameters are |
3967 | * loaded. | |
3968 | */ | |
3969 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags) && | |
3970 | hdev->discovery.state == DISCOVERY_STOPPED) { | |
3971 | struct hci_request req; | |
3972 | ||
3973 | hci_req_init(&req, hdev); | |
3974 | ||
3975 | hci_req_add_le_scan_disable(&req); | |
3976 | hci_req_add_le_passive_scan(&req); | |
3977 | ||
3978 | hci_req_run(&req, NULL); | |
3979 | } | |
3980 | ||
14b49b9a MH |
3981 | hci_dev_unlock(hdev); |
3982 | ||
3983 | return err; | |
3984 | } | |
3985 | ||
33e38b3e JH |
3986 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status) |
3987 | { | |
3988 | struct pending_cmd *cmd; | |
3989 | ||
3990 | BT_DBG("status 0x%02x", status); | |
3991 | ||
3992 | hci_dev_lock(hdev); | |
3993 | ||
3994 | cmd = mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); | |
3995 | if (!cmd) | |
3996 | goto unlock; | |
3997 | ||
3998 | if (status) { | |
3999 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4000 | mgmt_status(status)); | |
4001 | } else { | |
1a4d3c4b JH |
4002 | struct mgmt_mode *cp = cmd->param; |
4003 | ||
4004 | if (cp->val) | |
4005 | set_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4006 | else | |
4007 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4008 | ||
33e38b3e JH |
4009 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
4010 | new_settings(hdev, cmd->sk); | |
4011 | } | |
4012 | ||
4013 | mgmt_pending_remove(cmd); | |
4014 | ||
4015 | unlock: | |
4016 | hci_dev_unlock(hdev); | |
4017 | } | |
4018 | ||
bdb6d971 | 4019 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4020 | void *data, u16 len) |
f6422ec6 | 4021 | { |
650f726d | 4022 | struct mgmt_mode *cp = data; |
33e38b3e JH |
4023 | struct pending_cmd *cmd; |
4024 | struct hci_request req; | |
f6422ec6 AJ |
4025 | int err; |
4026 | ||
bdb6d971 | 4027 | BT_DBG("%s", hdev->name); |
f6422ec6 | 4028 | |
56f87901 JH |
4029 | if (!test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags) || |
4030 | hdev->hci_ver < BLUETOOTH_VER_1_2) | |
33c525c0 JH |
4031 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
4032 | MGMT_STATUS_NOT_SUPPORTED); | |
4033 | ||
a7e80f25 JH |
4034 | if (cp->val != 0x00 && cp->val != 0x01) |
4035 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4036 | MGMT_STATUS_INVALID_PARAMS); | |
4037 | ||
5400c044 | 4038 | if (!hdev_is_powered(hdev)) |
bdb6d971 | 4039 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4040 | MGMT_STATUS_NOT_POWERED); |
5400c044 JH |
4041 | |
4042 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
bdb6d971 | 4043 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4044 | MGMT_STATUS_REJECTED); |
f6422ec6 AJ |
4045 | |
4046 | hci_dev_lock(hdev); | |
4047 | ||
05cbf29f JH |
4048 | if (mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
4049 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
4050 | MGMT_STATUS_BUSY); | |
4051 | goto unlock; | |
4052 | } | |
4053 | ||
1a4d3c4b JH |
4054 | if (!!cp->val == test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) { |
4055 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, | |
4056 | hdev); | |
4057 | goto unlock; | |
4058 | } | |
4059 | ||
33e38b3e JH |
4060 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
4061 | data, len); | |
4062 | if (!cmd) { | |
4063 | err = -ENOMEM; | |
4064 | goto unlock; | |
f6422ec6 AJ |
4065 | } |
4066 | ||
33e38b3e JH |
4067 | hci_req_init(&req, hdev); |
4068 | ||
406d7804 | 4069 | write_fast_connectable(&req, cp->val); |
33e38b3e JH |
4070 | |
4071 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 4072 | if (err < 0) { |
bdb6d971 | 4073 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 4074 | MGMT_STATUS_FAILED); |
33e38b3e | 4075 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
4076 | } |
4077 | ||
33e38b3e | 4078 | unlock: |
f6422ec6 | 4079 | hci_dev_unlock(hdev); |
33e38b3e | 4080 | |
f6422ec6 AJ |
4081 | return err; |
4082 | } | |
4083 | ||
67e5a7a3 JH |
4084 | static void set_bredr_scan(struct hci_request *req) |
4085 | { | |
4086 | struct hci_dev *hdev = req->hdev; | |
4087 | u8 scan = 0; | |
4088 | ||
4089 | /* Ensure that fast connectable is disabled. This function will | |
4090 | * not do anything if the page scan parameters are already what | |
4091 | * they should be. | |
4092 | */ | |
4093 | write_fast_connectable(req, false); | |
4094 | ||
4095 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
4096 | scan |= SCAN_PAGE; | |
4097 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
4098 | scan |= SCAN_INQUIRY; | |
4099 | ||
4100 | if (scan) | |
4101 | hci_req_add(req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
4102 | } | |
4103 | ||
0663ca2a JH |
4104 | static void set_bredr_complete(struct hci_dev *hdev, u8 status) |
4105 | { | |
4106 | struct pending_cmd *cmd; | |
4107 | ||
4108 | BT_DBG("status 0x%02x", status); | |
4109 | ||
4110 | hci_dev_lock(hdev); | |
4111 | ||
4112 | cmd = mgmt_pending_find(MGMT_OP_SET_BREDR, hdev); | |
4113 | if (!cmd) | |
4114 | goto unlock; | |
4115 | ||
4116 | if (status) { | |
4117 | u8 mgmt_err = mgmt_status(status); | |
4118 | ||
4119 | /* We need to restore the flag if related HCI commands | |
4120 | * failed. | |
4121 | */ | |
4122 | clear_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4123 | ||
4124 | cmd_status(cmd->sk, cmd->index, cmd->opcode, mgmt_err); | |
4125 | } else { | |
4126 | send_settings_rsp(cmd->sk, MGMT_OP_SET_BREDR, hdev); | |
4127 | new_settings(hdev, cmd->sk); | |
4128 | } | |
4129 | ||
4130 | mgmt_pending_remove(cmd); | |
4131 | ||
4132 | unlock: | |
4133 | hci_dev_unlock(hdev); | |
4134 | } | |
4135 | ||
4136 | static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) | |
4137 | { | |
4138 | struct mgmt_mode *cp = data; | |
4139 | struct pending_cmd *cmd; | |
4140 | struct hci_request req; | |
4141 | int err; | |
4142 | ||
4143 | BT_DBG("request for %s", hdev->name); | |
4144 | ||
4145 | if (!lmp_bredr_capable(hdev) || !lmp_le_capable(hdev)) | |
4146 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4147 | MGMT_STATUS_NOT_SUPPORTED); | |
4148 | ||
4149 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
4150 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4151 | MGMT_STATUS_REJECTED); | |
4152 | ||
4153 | if (cp->val != 0x00 && cp->val != 0x01) | |
4154 | return cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4155 | MGMT_STATUS_INVALID_PARAMS); | |
4156 | ||
4157 | hci_dev_lock(hdev); | |
4158 | ||
4159 | if (cp->val == test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { | |
4160 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4161 | goto unlock; | |
4162 | } | |
4163 | ||
4164 | if (!hdev_is_powered(hdev)) { | |
4165 | if (!cp->val) { | |
0663ca2a JH |
4166 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
4167 | clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
4168 | clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags); | |
4169 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
4170 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
4171 | } | |
4172 | ||
4173 | change_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4174 | ||
4175 | err = send_settings_rsp(sk, MGMT_OP_SET_BREDR, hdev); | |
4176 | if (err < 0) | |
4177 | goto unlock; | |
4178 | ||
4179 | err = new_settings(hdev, sk); | |
4180 | goto unlock; | |
4181 | } | |
4182 | ||
4183 | /* Reject disabling when powered on */ | |
4184 | if (!cp->val) { | |
4185 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4186 | MGMT_STATUS_REJECTED); | |
4187 | goto unlock; | |
4188 | } | |
4189 | ||
4190 | if (mgmt_pending_find(MGMT_OP_SET_BREDR, hdev)) { | |
4191 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_BREDR, | |
4192 | MGMT_STATUS_BUSY); | |
4193 | goto unlock; | |
4194 | } | |
4195 | ||
4196 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_BREDR, hdev, data, len); | |
4197 | if (!cmd) { | |
4198 | err = -ENOMEM; | |
4199 | goto unlock; | |
4200 | } | |
4201 | ||
5947f4bc | 4202 | /* We need to flip the bit already here so that update_adv_data |
0663ca2a JH |
4203 | * generates the correct flags. |
4204 | */ | |
4205 | set_bit(HCI_BREDR_ENABLED, &hdev->dev_flags); | |
4206 | ||
4207 | hci_req_init(&req, hdev); | |
aa8af46e JH |
4208 | |
4209 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
4210 | set_bredr_scan(&req); | |
4211 | ||
f14d8f64 MH |
4212 | /* Since only the advertising data flags will change, there |
4213 | * is no need to update the scan response data. | |
4214 | */ | |
5947f4bc | 4215 | update_adv_data(&req); |
aa8af46e | 4216 | |
0663ca2a JH |
4217 | err = hci_req_run(&req, set_bredr_complete); |
4218 | if (err < 0) | |
4219 | mgmt_pending_remove(cmd); | |
4220 | ||
4221 | unlock: | |
4222 | hci_dev_unlock(hdev); | |
4223 | return err; | |
4224 | } | |
4225 | ||
eac83dc6 MH |
4226 | static int set_secure_conn(struct sock *sk, struct hci_dev *hdev, |
4227 | void *data, u16 len) | |
4228 | { | |
4229 | struct mgmt_mode *cp = data; | |
4230 | struct pending_cmd *cmd; | |
0ab04a9c | 4231 | u8 val, status; |
eac83dc6 MH |
4232 | int err; |
4233 | ||
4234 | BT_DBG("request for %s", hdev->name); | |
4235 | ||
4236 | status = mgmt_bredr_support(hdev); | |
4237 | if (status) | |
4238 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4239 | status); | |
4240 | ||
5afeac14 MH |
4241 | if (!lmp_sc_capable(hdev) && |
4242 | !test_bit(HCI_FORCE_SC, &hdev->dev_flags)) | |
eac83dc6 MH |
4243 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4244 | MGMT_STATUS_NOT_SUPPORTED); | |
4245 | ||
0ab04a9c | 4246 | if (cp->val != 0x00 && cp->val != 0x01 && cp->val != 0x02) |
eac83dc6 MH |
4247 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, |
4248 | MGMT_STATUS_INVALID_PARAMS); | |
4249 | ||
4250 | hci_dev_lock(hdev); | |
4251 | ||
4252 | if (!hdev_is_powered(hdev)) { | |
4253 | bool changed; | |
4254 | ||
0ab04a9c | 4255 | if (cp->val) { |
eac83dc6 MH |
4256 | changed = !test_and_set_bit(HCI_SC_ENABLED, |
4257 | &hdev->dev_flags); | |
0ab04a9c MH |
4258 | if (cp->val == 0x02) |
4259 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4260 | else | |
4261 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4262 | } else { | |
eac83dc6 MH |
4263 | changed = test_and_clear_bit(HCI_SC_ENABLED, |
4264 | &hdev->dev_flags); | |
0ab04a9c MH |
4265 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
4266 | } | |
eac83dc6 MH |
4267 | |
4268 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); | |
4269 | if (err < 0) | |
4270 | goto failed; | |
4271 | ||
4272 | if (changed) | |
4273 | err = new_settings(hdev, sk); | |
4274 | ||
4275 | goto failed; | |
4276 | } | |
4277 | ||
4278 | if (mgmt_pending_find(MGMT_OP_SET_SECURE_CONN, hdev)) { | |
4279 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SECURE_CONN, | |
4280 | MGMT_STATUS_BUSY); | |
4281 | goto failed; | |
4282 | } | |
4283 | ||
0ab04a9c MH |
4284 | val = !!cp->val; |
4285 | ||
4286 | if (val == test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && | |
4287 | (cp->val == 0x02) == test_bit(HCI_SC_ONLY, &hdev->dev_flags)) { | |
eac83dc6 MH |
4288 | err = send_settings_rsp(sk, MGMT_OP_SET_SECURE_CONN, hdev); |
4289 | goto failed; | |
4290 | } | |
4291 | ||
4292 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SECURE_CONN, hdev, data, len); | |
4293 | if (!cmd) { | |
4294 | err = -ENOMEM; | |
4295 | goto failed; | |
4296 | } | |
4297 | ||
0ab04a9c | 4298 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SC_SUPPORT, 1, &val); |
eac83dc6 MH |
4299 | if (err < 0) { |
4300 | mgmt_pending_remove(cmd); | |
4301 | goto failed; | |
4302 | } | |
4303 | ||
0ab04a9c MH |
4304 | if (cp->val == 0x02) |
4305 | set_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4306 | else | |
4307 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
4308 | ||
eac83dc6 MH |
4309 | failed: |
4310 | hci_dev_unlock(hdev); | |
4311 | return err; | |
4312 | } | |
4313 | ||
4e39ac81 MH |
4314 | static int set_debug_keys(struct sock *sk, struct hci_dev *hdev, |
4315 | void *data, u16 len) | |
4316 | { | |
4317 | struct mgmt_mode *cp = data; | |
4318 | bool changed; | |
4319 | int err; | |
4320 | ||
4321 | BT_DBG("request for %s", hdev->name); | |
4322 | ||
4323 | if (cp->val != 0x00 && cp->val != 0x01) | |
4324 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEBUG_KEYS, | |
4325 | MGMT_STATUS_INVALID_PARAMS); | |
4326 | ||
4327 | hci_dev_lock(hdev); | |
4328 | ||
4329 | if (cp->val) | |
4330 | changed = !test_and_set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); | |
4331 | else | |
4332 | changed = test_and_clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); | |
4333 | ||
4334 | err = send_settings_rsp(sk, MGMT_OP_SET_DEBUG_KEYS, hdev); | |
4335 | if (err < 0) | |
4336 | goto unlock; | |
4337 | ||
4338 | if (changed) | |
4339 | err = new_settings(hdev, sk); | |
4340 | ||
4341 | unlock: | |
4342 | hci_dev_unlock(hdev); | |
4343 | return err; | |
4344 | } | |
4345 | ||
62b04cd1 JH |
4346 | static int set_privacy(struct sock *sk, struct hci_dev *hdev, void *cp_data, |
4347 | u16 len) | |
4348 | { | |
4349 | struct mgmt_cp_set_privacy *cp = cp_data; | |
4350 | bool changed; | |
4351 | int err; | |
4352 | ||
4353 | BT_DBG("request for %s", hdev->name); | |
4354 | ||
4355 | if (!lmp_le_capable(hdev)) | |
4356 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4357 | MGMT_STATUS_NOT_SUPPORTED); | |
4358 | ||
4359 | if (cp->privacy != 0x00 && cp->privacy != 0x01) | |
4360 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4361 | MGMT_STATUS_INVALID_PARAMS); | |
4362 | ||
4363 | if (hdev_is_powered(hdev)) | |
4364 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PRIVACY, | |
4365 | MGMT_STATUS_REJECTED); | |
4366 | ||
4367 | hci_dev_lock(hdev); | |
4368 | ||
c21c0ea0 JH |
4369 | /* If user space supports this command it is also expected to |
4370 | * handle IRKs. Therefore, set the HCI_RPA_RESOLVING flag. | |
4371 | */ | |
4372 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4373 | ||
62b04cd1 JH |
4374 | if (cp->privacy) { |
4375 | changed = !test_and_set_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4376 | memcpy(hdev->irk, cp->irk, sizeof(hdev->irk)); | |
4377 | set_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4378 | } else { | |
4379 | changed = test_and_clear_bit(HCI_PRIVACY, &hdev->dev_flags); | |
4380 | memset(hdev->irk, 0, sizeof(hdev->irk)); | |
4381 | clear_bit(HCI_RPA_EXPIRED, &hdev->dev_flags); | |
4382 | } | |
4383 | ||
4384 | err = send_settings_rsp(sk, MGMT_OP_SET_PRIVACY, hdev); | |
4385 | if (err < 0) | |
4386 | goto unlock; | |
4387 | ||
4388 | if (changed) | |
4389 | err = new_settings(hdev, sk); | |
4390 | ||
4391 | unlock: | |
4392 | hci_dev_unlock(hdev); | |
4393 | return err; | |
4394 | } | |
4395 | ||
41edf160 JH |
4396 | static bool irk_is_valid(struct mgmt_irk_info *irk) |
4397 | { | |
4398 | switch (irk->addr.type) { | |
4399 | case BDADDR_LE_PUBLIC: | |
4400 | return true; | |
4401 | ||
4402 | case BDADDR_LE_RANDOM: | |
4403 | /* Two most significant bits shall be set */ | |
4404 | if ((irk->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4405 | return false; | |
4406 | return true; | |
4407 | } | |
4408 | ||
4409 | return false; | |
4410 | } | |
4411 | ||
4412 | static int load_irks(struct sock *sk, struct hci_dev *hdev, void *cp_data, | |
4413 | u16 len) | |
4414 | { | |
4415 | struct mgmt_cp_load_irks *cp = cp_data; | |
4416 | u16 irk_count, expected_len; | |
4417 | int i, err; | |
4418 | ||
4419 | BT_DBG("request for %s", hdev->name); | |
4420 | ||
4421 | if (!lmp_le_capable(hdev)) | |
4422 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4423 | MGMT_STATUS_NOT_SUPPORTED); | |
4424 | ||
4425 | irk_count = __le16_to_cpu(cp->irk_count); | |
4426 | ||
4427 | expected_len = sizeof(*cp) + irk_count * sizeof(struct mgmt_irk_info); | |
4428 | if (expected_len != len) { | |
4429 | BT_ERR("load_irks: expected %u bytes, got %u bytes", | |
4430 | len, expected_len); | |
4431 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_IRKS, | |
4432 | MGMT_STATUS_INVALID_PARAMS); | |
4433 | } | |
4434 | ||
4435 | BT_DBG("%s irk_count %u", hdev->name, irk_count); | |
4436 | ||
4437 | for (i = 0; i < irk_count; i++) { | |
4438 | struct mgmt_irk_info *key = &cp->irks[i]; | |
4439 | ||
4440 | if (!irk_is_valid(key)) | |
4441 | return cmd_status(sk, hdev->id, | |
4442 | MGMT_OP_LOAD_IRKS, | |
4443 | MGMT_STATUS_INVALID_PARAMS); | |
4444 | } | |
4445 | ||
4446 | hci_dev_lock(hdev); | |
4447 | ||
4448 | hci_smp_irks_clear(hdev); | |
4449 | ||
4450 | for (i = 0; i < irk_count; i++) { | |
4451 | struct mgmt_irk_info *irk = &cp->irks[i]; | |
4452 | u8 addr_type; | |
4453 | ||
4454 | if (irk->addr.type == BDADDR_LE_PUBLIC) | |
4455 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4456 | else | |
4457 | addr_type = ADDR_LE_DEV_RANDOM; | |
4458 | ||
4459 | hci_add_irk(hdev, &irk->addr.bdaddr, addr_type, irk->val, | |
4460 | BDADDR_ANY); | |
4461 | } | |
4462 | ||
4463 | set_bit(HCI_RPA_RESOLVING, &hdev->dev_flags); | |
4464 | ||
4465 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_IRKS, 0, NULL, 0); | |
4466 | ||
4467 | hci_dev_unlock(hdev); | |
4468 | ||
4469 | return err; | |
4470 | } | |
4471 | ||
3f706b72 JH |
4472 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
4473 | { | |
4474 | if (key->master != 0x00 && key->master != 0x01) | |
4475 | return false; | |
490cb0b3 MH |
4476 | |
4477 | switch (key->addr.type) { | |
4478 | case BDADDR_LE_PUBLIC: | |
4479 | return true; | |
4480 | ||
4481 | case BDADDR_LE_RANDOM: | |
4482 | /* Two most significant bits shall be set */ | |
4483 | if ((key->addr.bdaddr.b[5] & 0xc0) != 0xc0) | |
4484 | return false; | |
4485 | return true; | |
4486 | } | |
4487 | ||
4488 | return false; | |
3f706b72 JH |
4489 | } |
4490 | ||
bdb6d971 | 4491 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 4492 | void *cp_data, u16 len) |
346af67b | 4493 | { |
346af67b VCG |
4494 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
4495 | u16 key_count, expected_len; | |
715a5bf2 | 4496 | int i, err; |
346af67b | 4497 | |
cf99ba13 MH |
4498 | BT_DBG("request for %s", hdev->name); |
4499 | ||
4500 | if (!lmp_le_capable(hdev)) | |
4501 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4502 | MGMT_STATUS_NOT_SUPPORTED); | |
4503 | ||
1f350c87 | 4504 | key_count = __le16_to_cpu(cp->key_count); |
346af67b VCG |
4505 | |
4506 | expected_len = sizeof(*cp) + key_count * | |
4507 | sizeof(struct mgmt_ltk_info); | |
4508 | if (expected_len != len) { | |
4509 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
8ce8e2b5 | 4510 | len, expected_len); |
bdb6d971 | 4511 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
e57e619f | 4512 | MGMT_STATUS_INVALID_PARAMS); |
346af67b VCG |
4513 | } |
4514 | ||
bdb6d971 | 4515 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 4516 | |
54ad6d8a JH |
4517 | for (i = 0; i < key_count; i++) { |
4518 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
4519 | ||
3f706b72 | 4520 | if (!ltk_is_valid(key)) |
54ad6d8a JH |
4521 | return cmd_status(sk, hdev->id, |
4522 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
4523 | MGMT_STATUS_INVALID_PARAMS); | |
4524 | } | |
4525 | ||
346af67b VCG |
4526 | hci_dev_lock(hdev); |
4527 | ||
4528 | hci_smp_ltks_clear(hdev); | |
4529 | ||
4530 | for (i = 0; i < key_count; i++) { | |
4531 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
79d95a19 MH |
4532 | u8 type, addr_type; |
4533 | ||
4534 | if (key->addr.type == BDADDR_LE_PUBLIC) | |
4535 | addr_type = ADDR_LE_DEV_PUBLIC; | |
4536 | else | |
4537 | addr_type = ADDR_LE_DEV_RANDOM; | |
346af67b VCG |
4538 | |
4539 | if (key->master) | |
4540 | type = HCI_SMP_LTK; | |
4541 | else | |
4542 | type = HCI_SMP_LTK_SLAVE; | |
4543 | ||
35d70271 JH |
4544 | hci_add_ltk(hdev, &key->addr.bdaddr, addr_type, type, |
4545 | key->type, key->val, key->enc_size, key->ediv, | |
4546 | key->rand); | |
346af67b VCG |
4547 | } |
4548 | ||
715a5bf2 JH |
4549 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
4550 | NULL, 0); | |
4551 | ||
346af67b | 4552 | hci_dev_unlock(hdev); |
346af67b | 4553 | |
715a5bf2 | 4554 | return err; |
346af67b VCG |
4555 | } |
4556 | ||
2e3c35ea | 4557 | static const struct mgmt_handler { |
04124681 GP |
4558 | int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, |
4559 | u16 data_len); | |
be22b54e JH |
4560 | bool var_len; |
4561 | size_t data_len; | |
0f4e68cf JH |
4562 | } mgmt_handlers[] = { |
4563 | { NULL }, /* 0x0000 (no command) */ | |
be22b54e JH |
4564 | { read_version, false, MGMT_READ_VERSION_SIZE }, |
4565 | { read_commands, false, MGMT_READ_COMMANDS_SIZE }, | |
4566 | { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE }, | |
4567 | { read_controller_info, false, MGMT_READ_INFO_SIZE }, | |
4568 | { set_powered, false, MGMT_SETTING_SIZE }, | |
4569 | { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE }, | |
4570 | { set_connectable, false, MGMT_SETTING_SIZE }, | |
4571 | { set_fast_connectable, false, MGMT_SETTING_SIZE }, | |
4572 | { set_pairable, false, MGMT_SETTING_SIZE }, | |
4573 | { set_link_security, false, MGMT_SETTING_SIZE }, | |
4574 | { set_ssp, false, MGMT_SETTING_SIZE }, | |
4575 | { set_hs, false, MGMT_SETTING_SIZE }, | |
4576 | { set_le, false, MGMT_SETTING_SIZE }, | |
4577 | { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE }, | |
4578 | { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE }, | |
4579 | { add_uuid, false, MGMT_ADD_UUID_SIZE }, | |
4580 | { remove_uuid, false, MGMT_REMOVE_UUID_SIZE }, | |
4581 | { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE }, | |
4582 | { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE }, | |
4583 | { disconnect, false, MGMT_DISCONNECT_SIZE }, | |
4584 | { get_connections, false, MGMT_GET_CONNECTIONS_SIZE }, | |
4585 | { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE }, | |
4586 | { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
4587 | { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE }, | |
4588 | { pair_device, false, MGMT_PAIR_DEVICE_SIZE }, | |
4589 | { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
4590 | { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE }, | |
4591 | { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
4592 | { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
4593 | { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
4594 | { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
4595 | { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE }, | |
ec109113 | 4596 | { add_remote_oob_data, true, MGMT_ADD_REMOTE_OOB_DATA_SIZE }, |
be22b54e JH |
4597 | { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, |
4598 | { start_discovery, false, MGMT_START_DISCOVERY_SIZE }, | |
4599 | { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE }, | |
4600 | { confirm_name, false, MGMT_CONFIRM_NAME_SIZE }, | |
4601 | { block_device, false, MGMT_BLOCK_DEVICE_SIZE }, | |
4602 | { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE }, | |
cdbaccca | 4603 | { set_device_id, false, MGMT_SET_DEVICE_ID_SIZE }, |
4375f103 | 4604 | { set_advertising, false, MGMT_SETTING_SIZE }, |
0663ca2a | 4605 | { set_bredr, false, MGMT_SETTING_SIZE }, |
d13eafce | 4606 | { set_static_address, false, MGMT_SET_STATIC_ADDRESS_SIZE }, |
14b49b9a | 4607 | { set_scan_params, false, MGMT_SET_SCAN_PARAMS_SIZE }, |
eac83dc6 | 4608 | { set_secure_conn, false, MGMT_SETTING_SIZE }, |
4e39ac81 | 4609 | { set_debug_keys, false, MGMT_SETTING_SIZE }, |
62b04cd1 | 4610 | { set_privacy, false, MGMT_SET_PRIVACY_SIZE }, |
41edf160 | 4611 | { load_irks, true, MGMT_LOAD_IRKS_SIZE }, |
0f4e68cf JH |
4612 | }; |
4613 | ||
4614 | ||
0381101f JH |
4615 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
4616 | { | |
650f726d VCG |
4617 | void *buf; |
4618 | u8 *cp; | |
0381101f | 4619 | struct mgmt_hdr *hdr; |
4e51eae9 | 4620 | u16 opcode, index, len; |
bdb6d971 | 4621 | struct hci_dev *hdev = NULL; |
2e3c35ea | 4622 | const struct mgmt_handler *handler; |
0381101f JH |
4623 | int err; |
4624 | ||
4625 | BT_DBG("got %zu bytes", msglen); | |
4626 | ||
4627 | if (msglen < sizeof(*hdr)) | |
4628 | return -EINVAL; | |
4629 | ||
e63a15ec | 4630 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
4631 | if (!buf) |
4632 | return -ENOMEM; | |
4633 | ||
4634 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
4635 | err = -EFAULT; | |
4636 | goto done; | |
4637 | } | |
4638 | ||
650f726d | 4639 | hdr = buf; |
1f350c87 MH |
4640 | opcode = __le16_to_cpu(hdr->opcode); |
4641 | index = __le16_to_cpu(hdr->index); | |
4642 | len = __le16_to_cpu(hdr->len); | |
0381101f JH |
4643 | |
4644 | if (len != msglen - sizeof(*hdr)) { | |
4645 | err = -EINVAL; | |
4646 | goto done; | |
4647 | } | |
4648 | ||
0f4e68cf | 4649 | if (index != MGMT_INDEX_NONE) { |
bdb6d971 JH |
4650 | hdev = hci_dev_get(index); |
4651 | if (!hdev) { | |
4652 | err = cmd_status(sk, index, opcode, | |
04124681 | 4653 | MGMT_STATUS_INVALID_INDEX); |
bdb6d971 JH |
4654 | goto done; |
4655 | } | |
0736cfa8 | 4656 | |
cebf4cfd JH |
4657 | if (test_bit(HCI_SETUP, &hdev->dev_flags) || |
4658 | test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) { | |
0736cfa8 MH |
4659 | err = cmd_status(sk, index, opcode, |
4660 | MGMT_STATUS_INVALID_INDEX); | |
4661 | goto done; | |
4662 | } | |
bdb6d971 JH |
4663 | } |
4664 | ||
0f4e68cf | 4665 | if (opcode >= ARRAY_SIZE(mgmt_handlers) || |
8ce8e2b5 | 4666 | mgmt_handlers[opcode].func == NULL) { |
0381101f | 4667 | BT_DBG("Unknown op %u", opcode); |
ca69b795 | 4668 | err = cmd_status(sk, index, opcode, |
04124681 | 4669 | MGMT_STATUS_UNKNOWN_COMMAND); |
0f4e68cf JH |
4670 | goto done; |
4671 | } | |
4672 | ||
4673 | if ((hdev && opcode < MGMT_OP_READ_INFO) || | |
8ce8e2b5 | 4674 | (!hdev && opcode >= MGMT_OP_READ_INFO)) { |
0f4e68cf | 4675 | err = cmd_status(sk, index, opcode, |
04124681 | 4676 | MGMT_STATUS_INVALID_INDEX); |
0f4e68cf | 4677 | goto done; |
0381101f JH |
4678 | } |
4679 | ||
be22b54e JH |
4680 | handler = &mgmt_handlers[opcode]; |
4681 | ||
4682 | if ((handler->var_len && len < handler->data_len) || | |
8ce8e2b5 | 4683 | (!handler->var_len && len != handler->data_len)) { |
be22b54e | 4684 | err = cmd_status(sk, index, opcode, |
04124681 | 4685 | MGMT_STATUS_INVALID_PARAMS); |
be22b54e JH |
4686 | goto done; |
4687 | } | |
4688 | ||
0f4e68cf JH |
4689 | if (hdev) |
4690 | mgmt_init_hdev(sk, hdev); | |
4691 | ||
4692 | cp = buf + sizeof(*hdr); | |
4693 | ||
be22b54e | 4694 | err = handler->func(sk, hdev, cp, len); |
e41d8b4e JH |
4695 | if (err < 0) |
4696 | goto done; | |
4697 | ||
0381101f JH |
4698 | err = msglen; |
4699 | ||
4700 | done: | |
bdb6d971 JH |
4701 | if (hdev) |
4702 | hci_dev_put(hdev); | |
4703 | ||
0381101f JH |
4704 | kfree(buf); |
4705 | return err; | |
4706 | } | |
c71e97bf | 4707 | |
bf6b56db | 4708 | void mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 4709 | { |
1514b892 | 4710 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 4711 | return; |
bb4b2a9a | 4712 | |
bf6b56db | 4713 | mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL); |
c71e97bf JH |
4714 | } |
4715 | ||
bf6b56db | 4716 | void mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 4717 | { |
5f159032 | 4718 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 4719 | |
1514b892 | 4720 | if (hdev->dev_type != HCI_BREDR) |
bf6b56db | 4721 | return; |
bb4b2a9a | 4722 | |
744cf19e | 4723 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe | 4724 | |
bf6b56db | 4725 | mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL); |
eec8d2bc JH |
4726 | } |
4727 | ||
6046dc3e AG |
4728 | /* This function requires the caller holds hdev->lock */ |
4729 | static void restart_le_auto_conns(struct hci_dev *hdev) | |
4730 | { | |
4731 | struct hci_conn_params *p; | |
4732 | ||
4733 | list_for_each_entry(p, &hdev->le_conn_params, list) { | |
4734 | if (p->auto_connect == HCI_AUTO_CONN_ALWAYS) | |
4735 | hci_pend_le_conn_add(hdev, &p->addr, p->addr_type); | |
4736 | } | |
4737 | } | |
4738 | ||
229ab39c JH |
4739 | static void powered_complete(struct hci_dev *hdev, u8 status) |
4740 | { | |
4741 | struct cmd_lookup match = { NULL, hdev }; | |
4742 | ||
4743 | BT_DBG("status 0x%02x", status); | |
4744 | ||
4745 | hci_dev_lock(hdev); | |
4746 | ||
6046dc3e AG |
4747 | restart_le_auto_conns(hdev); |
4748 | ||
229ab39c JH |
4749 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
4750 | ||
4751 | new_settings(hdev, match.sk); | |
4752 | ||
4753 | hci_dev_unlock(hdev); | |
4754 | ||
4755 | if (match.sk) | |
4756 | sock_put(match.sk); | |
4757 | } | |
4758 | ||
70da6243 | 4759 | static int powered_update_hci(struct hci_dev *hdev) |
5add6af8 | 4760 | { |
890ea898 | 4761 | struct hci_request req; |
70da6243 | 4762 | u8 link_sec; |
5add6af8 | 4763 | |
890ea898 JH |
4764 | hci_req_init(&req, hdev); |
4765 | ||
70da6243 JH |
4766 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
4767 | !lmp_host_ssp_capable(hdev)) { | |
4768 | u8 ssp = 1; | |
5e5282bb | 4769 | |
890ea898 | 4770 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, 1, &ssp); |
70da6243 | 4771 | } |
5add6af8 | 4772 | |
c73eee91 JH |
4773 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
4774 | lmp_bredr_capable(hdev)) { | |
70da6243 | 4775 | struct hci_cp_write_le_host_supported cp; |
f0ff92fb | 4776 | |
70da6243 JH |
4777 | cp.le = 1; |
4778 | cp.simul = lmp_le_br_capable(hdev); | |
3d1cbdd6 | 4779 | |
70da6243 JH |
4780 | /* Check first if we already have the right |
4781 | * host state (host features set) | |
4782 | */ | |
4783 | if (cp.le != lmp_host_le_capable(hdev) || | |
4784 | cp.simul != lmp_host_le_br_capable(hdev)) | |
890ea898 JH |
4785 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
4786 | sizeof(cp), &cp); | |
70da6243 | 4787 | } |
3d1cbdd6 | 4788 | |
d13eafce | 4789 | if (lmp_le_capable(hdev)) { |
441ad2d0 MH |
4790 | /* Make sure the controller has a good default for |
4791 | * advertising data. This also applies to the case | |
4792 | * where BR/EDR was toggled during the AUTO_OFF phase. | |
4793 | */ | |
f14d8f64 | 4794 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { |
5947f4bc | 4795 | update_adv_data(&req); |
f14d8f64 MH |
4796 | update_scan_rsp_data(&req); |
4797 | } | |
441ad2d0 | 4798 | |
bba3aa55 MH |
4799 | if (test_bit(HCI_ADVERTISING, &hdev->dev_flags)) |
4800 | enable_advertising(&req); | |
eeca6f89 JH |
4801 | } |
4802 | ||
70da6243 JH |
4803 | link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
4804 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) | |
890ea898 JH |
4805 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
4806 | sizeof(link_sec), &link_sec); | |
562fcc24 | 4807 | |
70da6243 | 4808 | if (lmp_bredr_capable(hdev)) { |
56f87901 JH |
4809 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) |
4810 | set_bredr_scan(&req); | |
890ea898 | 4811 | update_class(&req); |
13928971 | 4812 | update_name(&req); |
890ea898 | 4813 | update_eir(&req); |
70da6243 | 4814 | } |
562fcc24 | 4815 | |
229ab39c | 4816 | return hci_req_run(&req, powered_complete); |
70da6243 | 4817 | } |
562fcc24 | 4818 | |
70da6243 JH |
4819 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
4820 | { | |
4821 | struct cmd_lookup match = { NULL, hdev }; | |
229ab39c JH |
4822 | u8 status_not_powered = MGMT_STATUS_NOT_POWERED; |
4823 | u8 zero_cod[] = { 0, 0, 0 }; | |
70da6243 | 4824 | int err; |
f0ff92fb | 4825 | |
70da6243 JH |
4826 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
4827 | return 0; | |
4828 | ||
70da6243 | 4829 | if (powered) { |
229ab39c JH |
4830 | if (powered_update_hci(hdev) == 0) |
4831 | return 0; | |
fe038884 | 4832 | |
229ab39c JH |
4833 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
4834 | &match); | |
4835 | goto new_settings; | |
b24752fe JH |
4836 | } |
4837 | ||
229ab39c JH |
4838 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
4839 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status_not_powered); | |
4840 | ||
4841 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
4842 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, | |
4843 | zero_cod, sizeof(zero_cod), NULL); | |
4844 | ||
4845 | new_settings: | |
beadb2bd | 4846 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
4847 | |
4848 | if (match.sk) | |
4849 | sock_put(match.sk); | |
4850 | ||
7bb895d6 | 4851 | return err; |
5add6af8 | 4852 | } |
73f22f62 | 4853 | |
3eec705e | 4854 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
96570ffc JH |
4855 | { |
4856 | struct pending_cmd *cmd; | |
4857 | u8 status; | |
4858 | ||
4859 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
4860 | if (!cmd) | |
3eec705e | 4861 | return; |
96570ffc JH |
4862 | |
4863 | if (err == -ERFKILL) | |
4864 | status = MGMT_STATUS_RFKILLED; | |
4865 | else | |
4866 | status = MGMT_STATUS_FAILED; | |
4867 | ||
3eec705e | 4868 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); |
96570ffc JH |
4869 | |
4870 | mgmt_pending_remove(cmd); | |
96570ffc JH |
4871 | } |
4872 | ||
d1967ff8 MH |
4873 | void mgmt_discoverable_timeout(struct hci_dev *hdev) |
4874 | { | |
4875 | struct hci_request req; | |
d1967ff8 MH |
4876 | |
4877 | hci_dev_lock(hdev); | |
4878 | ||
4879 | /* When discoverable timeout triggers, then just make sure | |
4880 | * the limited discoverable flag is cleared. Even in the case | |
4881 | * of a timeout triggered from general discoverable, it is | |
4882 | * safe to unconditionally clear the flag. | |
4883 | */ | |
4884 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
9a43e25f | 4885 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
d1967ff8 MH |
4886 | |
4887 | hci_req_init(&req, hdev); | |
4b580614 JH |
4888 | if (test_bit(HCI_BREDR_ENABLED, &hdev->dev_flags)) { |
4889 | u8 scan = SCAN_PAGE; | |
4890 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, | |
4891 | sizeof(scan), &scan); | |
4892 | } | |
d1967ff8 | 4893 | update_class(&req); |
9a43e25f | 4894 | update_adv_data(&req); |
d1967ff8 MH |
4895 | hci_req_run(&req, NULL); |
4896 | ||
4897 | hdev->discov_timeout = 0; | |
4898 | ||
9a43e25f JH |
4899 | new_settings(hdev, NULL); |
4900 | ||
d1967ff8 MH |
4901 | hci_dev_unlock(hdev); |
4902 | } | |
4903 | ||
86a75645 | 4904 | void mgmt_discoverable(struct hci_dev *hdev, u8 discoverable) |
73f22f62 | 4905 | { |
86a75645 | 4906 | bool changed; |
73f22f62 | 4907 | |
bfaf8c9f JH |
4908 | /* Nothing needed here if there's a pending command since that |
4909 | * commands request completion callback takes care of everything | |
4910 | * necessary. | |
4911 | */ | |
4912 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev)) | |
86a75645 | 4913 | return; |
bfaf8c9f | 4914 | |
bd107999 JH |
4915 | /* Powering off may clear the scan mode - don't let that interfere */ |
4916 | if (!discoverable && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
4917 | return; | |
4918 | ||
9a43e25f | 4919 | if (discoverable) { |
86a75645 | 4920 | changed = !test_and_set_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
4921 | } else { |
4922 | clear_bit(HCI_LIMITED_DISCOVERABLE, &hdev->dev_flags); | |
86a75645 | 4923 | changed = test_and_clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); |
9a43e25f JH |
4924 | } |
4925 | ||
4926 | if (changed) { | |
4927 | struct hci_request req; | |
4928 | ||
4929 | /* In case this change in discoverable was triggered by | |
4930 | * a disabling of connectable there could be a need to | |
4931 | * update the advertising flags. | |
4932 | */ | |
4933 | hci_req_init(&req, hdev); | |
4934 | update_adv_data(&req); | |
4935 | hci_req_run(&req, NULL); | |
73f22f62 | 4936 | |
86a75645 | 4937 | new_settings(hdev, NULL); |
9a43e25f | 4938 | } |
73f22f62 | 4939 | } |
9fbcbb45 | 4940 | |
a330916c | 4941 | void mgmt_connectable(struct hci_dev *hdev, u8 connectable) |
9fbcbb45 | 4942 | { |
a330916c | 4943 | bool changed; |
9fbcbb45 | 4944 | |
d7b856f9 JH |
4945 | /* Nothing needed here if there's a pending command since that |
4946 | * commands request completion callback takes care of everything | |
4947 | * necessary. | |
4948 | */ | |
4949 | if (mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) | |
a330916c | 4950 | return; |
d7b856f9 | 4951 | |
ce3f24cf JH |
4952 | /* Powering off may clear the scan mode - don't let that interfere */ |
4953 | if (!connectable && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
4954 | return; | |
4955 | ||
a330916c MH |
4956 | if (connectable) |
4957 | changed = !test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
4958 | else | |
4959 | changed = test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); | |
9fbcbb45 | 4960 | |
beadb2bd | 4961 | if (changed) |
a330916c | 4962 | new_settings(hdev, NULL); |
9fbcbb45 | 4963 | } |
55ed8ca1 | 4964 | |
778b235a JH |
4965 | void mgmt_advertising(struct hci_dev *hdev, u8 advertising) |
4966 | { | |
7c4cfab8 JH |
4967 | /* Powering off may stop advertising - don't let that interfere */ |
4968 | if (!advertising && mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
4969 | return; | |
4970 | ||
778b235a JH |
4971 | if (advertising) |
4972 | set_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4973 | else | |
4974 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
4975 | } | |
4976 | ||
4796e8af | 4977 | void mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status) |
2d7cee58 | 4978 | { |
ca69b795 JH |
4979 | u8 mgmt_err = mgmt_status(status); |
4980 | ||
2d7cee58 | 4981 | if (scan & SCAN_PAGE) |
744cf19e | 4982 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, |
04124681 | 4983 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
4984 | |
4985 | if (scan & SCAN_INQUIRY) | |
744cf19e | 4986 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, |
04124681 | 4987 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
4988 | } |
4989 | ||
dc4a5ee2 MH |
4990 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
4991 | bool persistent) | |
55ed8ca1 | 4992 | { |
86742e1e | 4993 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 4994 | |
a492cd52 | 4995 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 4996 | |
a492cd52 | 4997 | ev.store_hint = persistent; |
d753fdc4 | 4998 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 4999 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 5000 | ev.key.type = key->type; |
9b3b4460 | 5001 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 5002 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 5003 | |
dc4a5ee2 | 5004 | mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 5005 | } |
f7520543 | 5006 | |
ba74b666 | 5007 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key) |
346af67b VCG |
5008 | { |
5009 | struct mgmt_ev_new_long_term_key ev; | |
5010 | ||
5011 | memset(&ev, 0, sizeof(ev)); | |
5012 | ||
5192d301 MH |
5013 | /* Devices using resolvable or non-resolvable random addresses |
5014 | * without providing an indentity resolving key don't require | |
5015 | * to store long term keys. Their addresses will change the | |
5016 | * next time around. | |
5017 | * | |
5018 | * Only when a remote device provides an identity address | |
5019 | * make sure the long term key is stored. If the remote | |
5020 | * identity is known, the long term keys are internally | |
5021 | * mapped to the identity address. So allow static random | |
5022 | * and public addresses here. | |
5023 | */ | |
ba74b666 JH |
5024 | if (key->bdaddr_type == ADDR_LE_DEV_RANDOM && |
5025 | (key->bdaddr.b[5] & 0xc0) != 0xc0) | |
5026 | ev.store_hint = 0x00; | |
5027 | else | |
5028 | ev.store_hint = 0x01; | |
5029 | ||
346af67b | 5030 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
57c1477c | 5031 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
d40f3eef | 5032 | ev.key.type = key->authenticated; |
346af67b VCG |
5033 | ev.key.enc_size = key->enc_size; |
5034 | ev.key.ediv = key->ediv; | |
fe39c7b2 | 5035 | ev.key.rand = key->rand; |
346af67b VCG |
5036 | |
5037 | if (key->type == HCI_SMP_LTK) | |
5038 | ev.key.master = 1; | |
5039 | ||
346af67b VCG |
5040 | memcpy(ev.key.val, key->val, sizeof(key->val)); |
5041 | ||
083368f7 | 5042 | mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), NULL); |
346af67b VCG |
5043 | } |
5044 | ||
95fbac8a JH |
5045 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk) |
5046 | { | |
5047 | struct mgmt_ev_new_irk ev; | |
5048 | ||
5049 | memset(&ev, 0, sizeof(ev)); | |
5050 | ||
bab6d1e5 MH |
5051 | /* For identity resolving keys from devices that are already |
5052 | * using a public address or static random address, do not | |
5053 | * ask for storing this key. The identity resolving key really | |
5054 | * is only mandatory for devices using resovlable random | |
5055 | * addresses. | |
5056 | * | |
5057 | * Storing all identity resolving keys has the downside that | |
5058 | * they will be also loaded on next boot of they system. More | |
5059 | * identity resolving keys, means more time during scanning is | |
5060 | * needed to actually resolve these addresses. | |
5061 | */ | |
5062 | if (bacmp(&irk->rpa, BDADDR_ANY)) | |
5063 | ev.store_hint = 0x01; | |
5064 | else | |
5065 | ev.store_hint = 0x00; | |
5066 | ||
95fbac8a JH |
5067 | bacpy(&ev.rpa, &irk->rpa); |
5068 | bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr); | |
5069 | ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type); | |
5070 | memcpy(ev.irk.val, irk->val, sizeof(irk->val)); | |
5071 | ||
5072 | mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL); | |
5073 | } | |
5074 | ||
94933991 MH |
5075 | static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, |
5076 | u8 data_len) | |
5077 | { | |
5078 | eir[eir_len++] = sizeof(type) + data_len; | |
5079 | eir[eir_len++] = type; | |
5080 | memcpy(&eir[eir_len], data, data_len); | |
5081 | eir_len += data_len; | |
5082 | ||
5083 | return eir_len; | |
5084 | } | |
5085 | ||
ecd90ae7 MH |
5086 | void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5087 | u8 addr_type, u32 flags, u8 *name, u8 name_len, | |
5088 | u8 *dev_class) | |
f7520543 | 5089 | { |
b644ba33 JH |
5090 | char buf[512]; |
5091 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
5092 | u16 eir_len = 0; | |
f7520543 | 5093 | |
b644ba33 | 5094 | bacpy(&ev->addr.bdaddr, bdaddr); |
57c1477c | 5095 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
f7520543 | 5096 | |
c95f0ba7 | 5097 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 5098 | |
b644ba33 JH |
5099 | if (name_len > 0) |
5100 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
04124681 | 5101 | name, name_len); |
b644ba33 JH |
5102 | |
5103 | if (dev_class && memcmp(dev_class, "\0\0\0", 3) != 0) | |
53156385 | 5104 | eir_len = eir_append_data(ev->eir, eir_len, |
04124681 | 5105 | EIR_CLASS_OF_DEV, dev_class, 3); |
b644ba33 | 5106 | |
eb55ef07 | 5107 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 | 5108 | |
ecd90ae7 MH |
5109 | mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, |
5110 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
5111 | } |
5112 | ||
8962ee74 JH |
5113 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
5114 | { | |
c68fb7ff | 5115 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 5116 | struct sock **sk = data; |
a38528f1 | 5117 | struct mgmt_rp_disconnect rp; |
8962ee74 | 5118 | |
88c3df13 JH |
5119 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
5120 | rp.addr.type = cp->addr.type; | |
8962ee74 | 5121 | |
aee9b218 | 5122 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp, |
04124681 | 5123 | sizeof(rp)); |
8962ee74 JH |
5124 | |
5125 | *sk = cmd->sk; | |
5126 | sock_hold(*sk); | |
5127 | ||
a664b5bc | 5128 | mgmt_pending_remove(cmd); |
8962ee74 JH |
5129 | } |
5130 | ||
124f6e35 | 5131 | static void unpair_device_rsp(struct pending_cmd *cmd, void *data) |
a8a1d19e | 5132 | { |
b1078ad0 | 5133 | struct hci_dev *hdev = data; |
124f6e35 JH |
5134 | struct mgmt_cp_unpair_device *cp = cmd->param; |
5135 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
5136 | |
5137 | memset(&rp, 0, sizeof(rp)); | |
124f6e35 JH |
5138 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
5139 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 5140 | |
b1078ad0 JH |
5141 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
5142 | ||
aee9b218 | 5143 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp)); |
a8a1d19e JH |
5144 | |
5145 | mgmt_pending_remove(cmd); | |
5146 | } | |
5147 | ||
9b80ec5e | 5148 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
5149 | u8 link_type, u8 addr_type, u8 reason, |
5150 | bool mgmt_connected) | |
f7520543 | 5151 | { |
f0d6a0ea | 5152 | struct mgmt_ev_device_disconnected ev; |
8b064a3a | 5153 | struct pending_cmd *power_off; |
8962ee74 | 5154 | struct sock *sk = NULL; |
8962ee74 | 5155 | |
8b064a3a JH |
5156 | power_off = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); |
5157 | if (power_off) { | |
5158 | struct mgmt_mode *cp = power_off->param; | |
5159 | ||
5160 | /* The connection is still in hci_conn_hash so test for 1 | |
5161 | * instead of 0 to know if this is the last one. | |
5162 | */ | |
a3172b7e JH |
5163 | if (!cp->val && hci_conn_count(hdev) == 1) { |
5164 | cancel_delayed_work(&hdev->power_off); | |
8b064a3a | 5165 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 5166 | } |
8b064a3a JH |
5167 | } |
5168 | ||
12d4a3b2 JH |
5169 | if (!mgmt_connected) |
5170 | return; | |
5171 | ||
57eb776f AG |
5172 | if (link_type != ACL_LINK && link_type != LE_LINK) |
5173 | return; | |
5174 | ||
744cf19e | 5175 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 5176 | |
f0d6a0ea MA |
5177 | bacpy(&ev.addr.bdaddr, bdaddr); |
5178 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
5179 | ev.reason = reason; | |
f7520543 | 5180 | |
9b80ec5e | 5181 | mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), sk); |
8962ee74 JH |
5182 | |
5183 | if (sk) | |
d97dcb66 | 5184 | sock_put(sk); |
8962ee74 | 5185 | |
124f6e35 | 5186 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 5187 | hdev); |
8962ee74 JH |
5188 | } |
5189 | ||
7892924c MH |
5190 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5191 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 5192 | { |
3655bba8 AG |
5193 | u8 bdaddr_type = link_to_bdaddr(link_type, addr_type); |
5194 | struct mgmt_cp_disconnect *cp; | |
88c3df13 | 5195 | struct mgmt_rp_disconnect rp; |
8962ee74 | 5196 | struct pending_cmd *cmd; |
8962ee74 | 5197 | |
36a75f1b JD |
5198 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
5199 | hdev); | |
5200 | ||
2e58ef3e | 5201 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 | 5202 | if (!cmd) |
7892924c | 5203 | return; |
8962ee74 | 5204 | |
3655bba8 AG |
5205 | cp = cmd->param; |
5206 | ||
5207 | if (bacmp(bdaddr, &cp->addr.bdaddr)) | |
5208 | return; | |
5209 | ||
5210 | if (cp->addr.type != bdaddr_type) | |
5211 | return; | |
5212 | ||
88c3df13 | 5213 | bacpy(&rp.addr.bdaddr, bdaddr); |
3655bba8 | 5214 | rp.addr.type = bdaddr_type; |
37d9ef76 | 5215 | |
7892924c MH |
5216 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, |
5217 | mgmt_status(status), &rp, sizeof(rp)); | |
8962ee74 | 5218 | |
a664b5bc | 5219 | mgmt_pending_remove(cmd); |
f7520543 | 5220 | } |
17d5c04c | 5221 | |
445608d0 MH |
5222 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5223 | u8 addr_type, u8 status) | |
17d5c04c JH |
5224 | { |
5225 | struct mgmt_ev_connect_failed ev; | |
c9910d0f JH |
5226 | struct pending_cmd *power_off; |
5227 | ||
5228 | power_off = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
5229 | if (power_off) { | |
5230 | struct mgmt_mode *cp = power_off->param; | |
5231 | ||
5232 | /* The connection is still in hci_conn_hash so test for 1 | |
5233 | * instead of 0 to know if this is the last one. | |
5234 | */ | |
a3172b7e JH |
5235 | if (!cp->val && hci_conn_count(hdev) == 1) { |
5236 | cancel_delayed_work(&hdev->power_off); | |
c9910d0f | 5237 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
a3172b7e | 5238 | } |
c9910d0f | 5239 | } |
17d5c04c | 5240 | |
4c659c39 | 5241 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5242 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 5243 | ev.status = mgmt_status(status); |
17d5c04c | 5244 | |
445608d0 | 5245 | mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 5246 | } |
980e1a53 | 5247 | |
ce0e4a0d | 5248 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
5249 | { |
5250 | struct mgmt_ev_pin_code_request ev; | |
5251 | ||
d8457698 | 5252 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 5253 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 5254 | ev.secure = secure; |
980e1a53 | 5255 | |
ce0e4a0d | 5256 | mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), NULL); |
980e1a53 JH |
5257 | } |
5258 | ||
e669cf80 MH |
5259 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5260 | u8 status) | |
980e1a53 JH |
5261 | { |
5262 | struct pending_cmd *cmd; | |
ac56fb13 | 5263 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 5264 | |
2e58ef3e | 5265 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 | 5266 | if (!cmd) |
e669cf80 | 5267 | return; |
980e1a53 | 5268 | |
d8457698 | 5269 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 5270 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 5271 | |
e669cf80 MH |
5272 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
5273 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 5274 | |
a664b5bc | 5275 | mgmt_pending_remove(cmd); |
980e1a53 JH |
5276 | } |
5277 | ||
3eb38528 MH |
5278 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5279 | u8 status) | |
980e1a53 JH |
5280 | { |
5281 | struct pending_cmd *cmd; | |
ac56fb13 | 5282 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 | 5283 | |
2e58ef3e | 5284 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 | 5285 | if (!cmd) |
3eb38528 | 5286 | return; |
980e1a53 | 5287 | |
d8457698 | 5288 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 5289 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 5290 | |
3eb38528 MH |
5291 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
5292 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 5293 | |
a664b5bc | 5294 | mgmt_pending_remove(cmd); |
980e1a53 | 5295 | } |
a5c29683 | 5296 | |
744cf19e | 5297 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 GP |
5298 | u8 link_type, u8 addr_type, __le32 value, |
5299 | u8 confirm_hint) | |
a5c29683 JH |
5300 | { |
5301 | struct mgmt_ev_user_confirm_request ev; | |
5302 | ||
744cf19e | 5303 | BT_DBG("%s", hdev->name); |
a5c29683 | 5304 | |
272d90df | 5305 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5306 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 5307 | ev.confirm_hint = confirm_hint; |
78e8098e | 5308 | ev.value = value; |
a5c29683 | 5309 | |
744cf19e | 5310 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 5311 | NULL); |
a5c29683 JH |
5312 | } |
5313 | ||
272d90df | 5314 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 5315 | u8 link_type, u8 addr_type) |
604086b7 BG |
5316 | { |
5317 | struct mgmt_ev_user_passkey_request ev; | |
5318 | ||
5319 | BT_DBG("%s", hdev->name); | |
5320 | ||
272d90df | 5321 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5322 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
5323 | |
5324 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 5325 | NULL); |
604086b7 BG |
5326 | } |
5327 | ||
0df4c185 | 5328 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
5329 | u8 link_type, u8 addr_type, u8 status, |
5330 | u8 opcode) | |
a5c29683 JH |
5331 | { |
5332 | struct pending_cmd *cmd; | |
5333 | struct mgmt_rp_user_confirm_reply rp; | |
5334 | int err; | |
5335 | ||
2e58ef3e | 5336 | cmd = mgmt_pending_find(opcode, hdev); |
a5c29683 JH |
5337 | if (!cmd) |
5338 | return -ENOENT; | |
5339 | ||
272d90df | 5340 | bacpy(&rp.addr.bdaddr, bdaddr); |
57c1477c | 5341 | rp.addr.type = link_to_bdaddr(link_type, addr_type); |
aee9b218 | 5342 | err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status), |
04124681 | 5343 | &rp, sizeof(rp)); |
a5c29683 | 5344 | |
a664b5bc | 5345 | mgmt_pending_remove(cmd); |
a5c29683 JH |
5346 | |
5347 | return err; | |
5348 | } | |
5349 | ||
744cf19e | 5350 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5351 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 5352 | { |
272d90df | 5353 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 5354 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
5355 | } |
5356 | ||
272d90df | 5357 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5358 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 5359 | { |
272d90df | 5360 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
5361 | status, |
5362 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 5363 | } |
2a611692 | 5364 | |
604086b7 | 5365 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5366 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 5367 | { |
272d90df | 5368 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 5369 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
5370 | } |
5371 | ||
272d90df | 5372 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 5373 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 5374 | { |
272d90df | 5375 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
5376 | status, |
5377 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
5378 | } |
5379 | ||
92a25256 JH |
5380 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
5381 | u8 link_type, u8 addr_type, u32 passkey, | |
5382 | u8 entered) | |
5383 | { | |
5384 | struct mgmt_ev_passkey_notify ev; | |
5385 | ||
5386 | BT_DBG("%s", hdev->name); | |
5387 | ||
5388 | bacpy(&ev.addr.bdaddr, bdaddr); | |
5389 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
5390 | ev.passkey = __cpu_to_le32(passkey); | |
5391 | ev.entered = entered; | |
5392 | ||
5393 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
5394 | } | |
5395 | ||
e546099c MH |
5396 | void mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5397 | u8 addr_type, u8 status) | |
2a611692 JH |
5398 | { |
5399 | struct mgmt_ev_auth_failed ev; | |
5400 | ||
bab73cb6 | 5401 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 5402 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 5403 | ev.status = mgmt_status(status); |
2a611692 | 5404 | |
e546099c | 5405 | mgmt_event(MGMT_EV_AUTH_FAILED, hdev, &ev, sizeof(ev), NULL); |
2a611692 | 5406 | } |
b312b161 | 5407 | |
464996ae | 5408 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
33ef95ed JH |
5409 | { |
5410 | struct cmd_lookup match = { NULL, hdev }; | |
464996ae | 5411 | bool changed; |
33ef95ed JH |
5412 | |
5413 | if (status) { | |
5414 | u8 mgmt_err = mgmt_status(status); | |
5415 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 5416 | cmd_status_rsp, &mgmt_err); |
464996ae | 5417 | return; |
33ef95ed JH |
5418 | } |
5419 | ||
464996ae MH |
5420 | if (test_bit(HCI_AUTH, &hdev->flags)) |
5421 | changed = !test_and_set_bit(HCI_LINK_SECURITY, | |
5422 | &hdev->dev_flags); | |
5423 | else | |
5424 | changed = test_and_clear_bit(HCI_LINK_SECURITY, | |
5425 | &hdev->dev_flags); | |
47990ea0 | 5426 | |
33ef95ed | 5427 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 5428 | &match); |
33ef95ed | 5429 | |
47990ea0 | 5430 | if (changed) |
464996ae | 5431 | new_settings(hdev, match.sk); |
33ef95ed JH |
5432 | |
5433 | if (match.sk) | |
5434 | sock_put(match.sk); | |
33ef95ed JH |
5435 | } |
5436 | ||
890ea898 | 5437 | static void clear_eir(struct hci_request *req) |
cacaf52f | 5438 | { |
890ea898 | 5439 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
5440 | struct hci_cp_write_eir cp; |
5441 | ||
976eb20e | 5442 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 5443 | return; |
cacaf52f | 5444 | |
c80da27e JH |
5445 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
5446 | ||
cacaf52f JH |
5447 | memset(&cp, 0, sizeof(cp)); |
5448 | ||
890ea898 | 5449 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
5450 | } |
5451 | ||
3e248560 | 5452 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
5453 | { |
5454 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 5455 | struct hci_request req; |
c0ecddc2 | 5456 | bool changed = false; |
ed2c4ee3 JH |
5457 | |
5458 | if (status) { | |
5459 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 JH |
5460 | |
5461 | if (enable && test_and_clear_bit(HCI_SSP_ENABLED, | |
9ecb3e24 MH |
5462 | &hdev->dev_flags)) { |
5463 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
3e248560 | 5464 | new_settings(hdev, NULL); |
9ecb3e24 | 5465 | } |
c0ecddc2 | 5466 | |
04124681 GP |
5467 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
5468 | &mgmt_err); | |
3e248560 | 5469 | return; |
c0ecddc2 JH |
5470 | } |
5471 | ||
5472 | if (enable) { | |
9ecb3e24 | 5473 | changed = !test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
c0ecddc2 | 5474 | } else { |
9ecb3e24 MH |
5475 | changed = test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); |
5476 | if (!changed) | |
5477 | changed = test_and_clear_bit(HCI_HS_ENABLED, | |
5478 | &hdev->dev_flags); | |
5479 | else | |
5480 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
ed2c4ee3 JH |
5481 | } |
5482 | ||
5483 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
5484 | ||
c0ecddc2 | 5485 | if (changed) |
3e248560 | 5486 | new_settings(hdev, match.sk); |
ed2c4ee3 | 5487 | |
5fc6ebb1 | 5488 | if (match.sk) |
ed2c4ee3 JH |
5489 | sock_put(match.sk); |
5490 | ||
890ea898 JH |
5491 | hci_req_init(&req, hdev); |
5492 | ||
5fc6ebb1 | 5493 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 5494 | update_eir(&req); |
5fc6ebb1 | 5495 | else |
890ea898 JH |
5496 | clear_eir(&req); |
5497 | ||
5498 | hci_req_run(&req, NULL); | |
ed2c4ee3 JH |
5499 | } |
5500 | ||
eac83dc6 MH |
5501 | void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
5502 | { | |
5503 | struct cmd_lookup match = { NULL, hdev }; | |
5504 | bool changed = false; | |
5505 | ||
5506 | if (status) { | |
5507 | u8 mgmt_err = mgmt_status(status); | |
5508 | ||
0ab04a9c MH |
5509 | if (enable) { |
5510 | if (test_and_clear_bit(HCI_SC_ENABLED, | |
5511 | &hdev->dev_flags)) | |
5512 | new_settings(hdev, NULL); | |
5513 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); | |
5514 | } | |
eac83dc6 MH |
5515 | |
5516 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
5517 | cmd_status_rsp, &mgmt_err); | |
5518 | return; | |
5519 | } | |
5520 | ||
0ab04a9c | 5521 | if (enable) { |
eac83dc6 | 5522 | changed = !test_and_set_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c | 5523 | } else { |
eac83dc6 | 5524 | changed = test_and_clear_bit(HCI_SC_ENABLED, &hdev->dev_flags); |
0ab04a9c MH |
5525 | clear_bit(HCI_SC_ONLY, &hdev->dev_flags); |
5526 | } | |
eac83dc6 MH |
5527 | |
5528 | mgmt_pending_foreach(MGMT_OP_SET_SECURE_CONN, hdev, | |
5529 | settings_rsp, &match); | |
5530 | ||
5531 | if (changed) | |
5532 | new_settings(hdev, match.sk); | |
5533 | ||
5534 | if (match.sk) | |
5535 | sock_put(match.sk); | |
5536 | } | |
5537 | ||
92da6097 | 5538 | static void sk_lookup(struct pending_cmd *cmd, void *data) |
90e70454 JH |
5539 | { |
5540 | struct cmd_lookup *match = data; | |
5541 | ||
90e70454 JH |
5542 | if (match->sk == NULL) { |
5543 | match->sk = cmd->sk; | |
5544 | sock_hold(match->sk); | |
5545 | } | |
90e70454 JH |
5546 | } |
5547 | ||
4e1b0245 MH |
5548 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
5549 | u8 status) | |
7f9a903c | 5550 | { |
90e70454 | 5551 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
7f9a903c | 5552 | |
92da6097 JH |
5553 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
5554 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
5555 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
5556 | |
5557 | if (!status) | |
4e1b0245 MH |
5558 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, 3, |
5559 | NULL); | |
90e70454 JH |
5560 | |
5561 | if (match.sk) | |
5562 | sock_put(match.sk); | |
7f9a903c MH |
5563 | } |
5564 | ||
7667da34 | 5565 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 5566 | { |
b312b161 | 5567 | struct mgmt_cp_set_local_name ev; |
13928971 | 5568 | struct pending_cmd *cmd; |
28cc7bde | 5569 | |
13928971 | 5570 | if (status) |
7667da34 | 5571 | return; |
b312b161 JH |
5572 | |
5573 | memset(&ev, 0, sizeof(ev)); | |
5574 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 5575 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 5576 | |
2e58ef3e | 5577 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
5578 | if (!cmd) { |
5579 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 5580 | |
13928971 JH |
5581 | /* If this is a HCI command related to powering on the |
5582 | * HCI dev don't send any mgmt signals. | |
5583 | */ | |
5584 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
7667da34 | 5585 | return; |
890ea898 | 5586 | } |
b312b161 | 5587 | |
7667da34 MH |
5588 | mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
5589 | cmd ? cmd->sk : NULL); | |
b312b161 | 5590 | } |
c35938b2 | 5591 | |
4d2d2796 MH |
5592 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
5593 | u8 *randomizer192, u8 *hash256, | |
5594 | u8 *randomizer256, u8 status) | |
c35938b2 SJ |
5595 | { |
5596 | struct pending_cmd *cmd; | |
c35938b2 | 5597 | |
744cf19e | 5598 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 5599 | |
2e58ef3e | 5600 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 | 5601 | if (!cmd) |
3edaf092 | 5602 | return; |
c35938b2 SJ |
5603 | |
5604 | if (status) { | |
3edaf092 MH |
5605 | cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
5606 | mgmt_status(status)); | |
c35938b2 | 5607 | } else { |
4d2d2796 MH |
5608 | if (test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && |
5609 | hash256 && randomizer256) { | |
5610 | struct mgmt_rp_read_local_oob_ext_data rp; | |
5611 | ||
5612 | memcpy(rp.hash192, hash192, sizeof(rp.hash192)); | |
5613 | memcpy(rp.randomizer192, randomizer192, | |
5614 | sizeof(rp.randomizer192)); | |
c35938b2 | 5615 | |
4d2d2796 MH |
5616 | memcpy(rp.hash256, hash256, sizeof(rp.hash256)); |
5617 | memcpy(rp.randomizer256, randomizer256, | |
5618 | sizeof(rp.randomizer256)); | |
c35938b2 | 5619 | |
4d2d2796 MH |
5620 | cmd_complete(cmd->sk, hdev->id, |
5621 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
5622 | &rp, sizeof(rp)); | |
5623 | } else { | |
5624 | struct mgmt_rp_read_local_oob_data rp; | |
5625 | ||
5626 | memcpy(rp.hash, hash192, sizeof(rp.hash)); | |
5627 | memcpy(rp.randomizer, randomizer192, | |
5628 | sizeof(rp.randomizer)); | |
5629 | ||
5630 | cmd_complete(cmd->sk, hdev->id, | |
5631 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, | |
5632 | &rp, sizeof(rp)); | |
5633 | } | |
c35938b2 SJ |
5634 | } |
5635 | ||
5636 | mgmt_pending_remove(cmd); | |
c35938b2 | 5637 | } |
e17acd40 | 5638 | |
901801b9 MH |
5639 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5640 | u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, u8 | |
5641 | ssp, u8 *eir, u16 eir_len) | |
e17acd40 | 5642 | { |
e319d2e7 JH |
5643 | char buf[512]; |
5644 | struct mgmt_ev_device_found *ev = (void *) buf; | |
5cedbb8d | 5645 | struct smp_irk *irk; |
1dc06093 | 5646 | size_t ev_size; |
e17acd40 | 5647 | |
12602d0c | 5648 | if (!hci_discovery_active(hdev)) |
901801b9 | 5649 | return; |
12602d0c | 5650 | |
1dc06093 JH |
5651 | /* Leave 5 bytes for a potential CoD field */ |
5652 | if (sizeof(*ev) + eir_len + 5 > sizeof(buf)) | |
901801b9 | 5653 | return; |
7d262f86 | 5654 | |
1dc06093 JH |
5655 | memset(buf, 0, sizeof(buf)); |
5656 | ||
5cedbb8d JH |
5657 | irk = hci_get_irk(hdev, bdaddr, addr_type); |
5658 | if (irk) { | |
5659 | bacpy(&ev->addr.bdaddr, &irk->bdaddr); | |
5660 | ev->addr.type = link_to_bdaddr(link_type, irk->addr_type); | |
5661 | } else { | |
5662 | bacpy(&ev->addr.bdaddr, bdaddr); | |
5663 | ev->addr.type = link_to_bdaddr(link_type, addr_type); | |
5664 | } | |
5665 | ||
e319d2e7 | 5666 | ev->rssi = rssi; |
9a395a80 | 5667 | if (cfm_name) |
612dfce9 | 5668 | ev->flags |= __constant_cpu_to_le32(MGMT_DEV_FOUND_CONFIRM_NAME); |
388fc8fa | 5669 | if (!ssp) |
612dfce9 | 5670 | ev->flags |= __constant_cpu_to_le32(MGMT_DEV_FOUND_LEGACY_PAIRING); |
e17acd40 | 5671 | |
1dc06093 | 5672 | if (eir_len > 0) |
e319d2e7 | 5673 | memcpy(ev->eir, eir, eir_len); |
e17acd40 | 5674 | |
1dc06093 JH |
5675 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
5676 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
04124681 | 5677 | dev_class, 3); |
1dc06093 | 5678 | |
eb55ef07 | 5679 | ev->eir_len = cpu_to_le16(eir_len); |
1dc06093 | 5680 | ev_size = sizeof(*ev) + eir_len; |
f8523598 | 5681 | |
901801b9 | 5682 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 5683 | } |
a88a9652 | 5684 | |
9cf12aee MH |
5685 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
5686 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 5687 | { |
b644ba33 JH |
5688 | struct mgmt_ev_device_found *ev; |
5689 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
5690 | u16 eir_len; | |
a88a9652 | 5691 | |
b644ba33 | 5692 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 5693 | |
b644ba33 JH |
5694 | memset(buf, 0, sizeof(buf)); |
5695 | ||
5696 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 5697 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
5698 | ev->rssi = rssi; |
5699 | ||
5700 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 5701 | name_len); |
b644ba33 | 5702 | |
eb55ef07 | 5703 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 5704 | |
9cf12aee | 5705 | mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, sizeof(*ev) + eir_len, NULL); |
a88a9652 | 5706 | } |
314b2381 | 5707 | |
2f1e063b | 5708 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 5709 | { |
f963e8e9 | 5710 | struct mgmt_ev_discovering ev; |
164a6e78 JH |
5711 | struct pending_cmd *cmd; |
5712 | ||
343fb145 AG |
5713 | BT_DBG("%s discovering %u", hdev->name, discovering); |
5714 | ||
164a6e78 | 5715 | if (discovering) |
2e58ef3e | 5716 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
164a6e78 | 5717 | else |
2e58ef3e | 5718 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
164a6e78 JH |
5719 | |
5720 | if (cmd != NULL) { | |
f808e166 JH |
5721 | u8 type = hdev->discovery.type; |
5722 | ||
04124681 GP |
5723 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type, |
5724 | sizeof(type)); | |
164a6e78 JH |
5725 | mgmt_pending_remove(cmd); |
5726 | } | |
5727 | ||
f963e8e9 JH |
5728 | memset(&ev, 0, sizeof(ev)); |
5729 | ev.type = hdev->discovery.type; | |
5730 | ev.discovering = discovering; | |
5731 | ||
2f1e063b | 5732 | mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); |
314b2381 | 5733 | } |
5e762444 | 5734 | |
88c1fe4b | 5735 | int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
5736 | { |
5737 | struct pending_cmd *cmd; | |
5738 | struct mgmt_ev_device_blocked ev; | |
5739 | ||
2e58ef3e | 5740 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, hdev); |
5e762444 | 5741 | |
88c1fe4b JH |
5742 | bacpy(&ev.addr.bdaddr, bdaddr); |
5743 | ev.addr.type = type; | |
5e762444 | 5744 | |
744cf19e | 5745 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 5746 | cmd ? cmd->sk : NULL); |
5e762444 AJ |
5747 | } |
5748 | ||
88c1fe4b | 5749 | int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
5750 | { |
5751 | struct pending_cmd *cmd; | |
5752 | struct mgmt_ev_device_unblocked ev; | |
5753 | ||
2e58ef3e | 5754 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, hdev); |
5e762444 | 5755 | |
88c1fe4b JH |
5756 | bacpy(&ev.addr.bdaddr, bdaddr); |
5757 | ev.addr.type = type; | |
5e762444 | 5758 | |
744cf19e | 5759 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 5760 | cmd ? cmd->sk : NULL); |
5e762444 | 5761 | } |
5976e608 MH |
5762 | |
5763 | static void adv_enable_complete(struct hci_dev *hdev, u8 status) | |
5764 | { | |
5765 | BT_DBG("%s status %u", hdev->name, status); | |
5766 | ||
5767 | /* Clear the advertising mgmt setting if we failed to re-enable it */ | |
5768 | if (status) { | |
5769 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 5770 | new_settings(hdev, NULL); |
5976e608 MH |
5771 | } |
5772 | } | |
5773 | ||
5774 | void mgmt_reenable_advertising(struct hci_dev *hdev) | |
5775 | { | |
5776 | struct hci_request req; | |
5777 | ||
b145edcd | 5778 | if (hci_conn_num(hdev, LE_LINK) > 0) |
5976e608 MH |
5779 | return; |
5780 | ||
5781 | if (!test_bit(HCI_ADVERTISING, &hdev->dev_flags)) | |
5782 | return; | |
5783 | ||
5784 | hci_req_init(&req, hdev); | |
5785 | enable_advertising(&req); | |
5786 | ||
5787 | /* If this fails we have no option but to let user space know | |
5788 | * that we've disabled advertising. | |
5789 | */ | |
5790 | if (hci_req_run(&req, adv_enable_complete) < 0) { | |
5791 | clear_bit(HCI_ADVERTISING, &hdev->dev_flags); | |
a6d811ed | 5792 | new_settings(hdev, NULL); |
5976e608 MH |
5793 | } |
5794 | } |