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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 | ||
ca69b795 | 27 | #include <linux/kernel.h> |
72359753 | 28 | #include <linux/uaccess.h> |
3a9a231d | 29 | #include <linux/module.h> |
0381101f JH |
30 | #include <asm/unaligned.h> |
31 | ||
32 | #include <net/bluetooth/bluetooth.h> | |
33 | #include <net/bluetooth/hci_core.h> | |
34 | #include <net/bluetooth/mgmt.h> | |
5fe57d9e | 35 | #include <net/bluetooth/smp.h> |
0381101f | 36 | |
d7b7e796 MH |
37 | bool enable_hs; |
38 | bool enable_le; | |
39 | ||
2da9c55c JH |
40 | #define MGMT_VERSION 1 |
41 | #define MGMT_REVISION 0 | |
02d98129 | 42 | |
e70bb2e8 JH |
43 | static const u16 mgmt_commands[] = { |
44 | MGMT_OP_READ_INDEX_LIST, | |
45 | MGMT_OP_READ_INFO, | |
46 | MGMT_OP_SET_POWERED, | |
47 | MGMT_OP_SET_DISCOVERABLE, | |
48 | MGMT_OP_SET_CONNECTABLE, | |
49 | MGMT_OP_SET_FAST_CONNECTABLE, | |
50 | MGMT_OP_SET_PAIRABLE, | |
51 | MGMT_OP_SET_LINK_SECURITY, | |
52 | MGMT_OP_SET_SSP, | |
53 | MGMT_OP_SET_HS, | |
54 | MGMT_OP_SET_LE, | |
55 | MGMT_OP_SET_DEV_CLASS, | |
56 | MGMT_OP_SET_LOCAL_NAME, | |
57 | MGMT_OP_ADD_UUID, | |
58 | MGMT_OP_REMOVE_UUID, | |
59 | MGMT_OP_LOAD_LINK_KEYS, | |
60 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
61 | MGMT_OP_DISCONNECT, | |
62 | MGMT_OP_GET_CONNECTIONS, | |
63 | MGMT_OP_PIN_CODE_REPLY, | |
64 | MGMT_OP_PIN_CODE_NEG_REPLY, | |
65 | MGMT_OP_SET_IO_CAPABILITY, | |
66 | MGMT_OP_PAIR_DEVICE, | |
67 | MGMT_OP_CANCEL_PAIR_DEVICE, | |
68 | MGMT_OP_UNPAIR_DEVICE, | |
69 | MGMT_OP_USER_CONFIRM_REPLY, | |
70 | MGMT_OP_USER_CONFIRM_NEG_REPLY, | |
71 | MGMT_OP_USER_PASSKEY_REPLY, | |
72 | MGMT_OP_USER_PASSKEY_NEG_REPLY, | |
73 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
74 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
75 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
76 | MGMT_OP_START_DISCOVERY, | |
77 | MGMT_OP_STOP_DISCOVERY, | |
78 | MGMT_OP_CONFIRM_NAME, | |
79 | MGMT_OP_BLOCK_DEVICE, | |
80 | MGMT_OP_UNBLOCK_DEVICE, | |
81 | }; | |
82 | ||
83 | static const u16 mgmt_events[] = { | |
84 | MGMT_EV_CONTROLLER_ERROR, | |
85 | MGMT_EV_INDEX_ADDED, | |
86 | MGMT_EV_INDEX_REMOVED, | |
87 | MGMT_EV_NEW_SETTINGS, | |
88 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
89 | MGMT_EV_LOCAL_NAME_CHANGED, | |
90 | MGMT_EV_NEW_LINK_KEY, | |
91 | MGMT_EV_NEW_LONG_TERM_KEY, | |
92 | MGMT_EV_DEVICE_CONNECTED, | |
93 | MGMT_EV_DEVICE_DISCONNECTED, | |
94 | MGMT_EV_CONNECT_FAILED, | |
95 | MGMT_EV_PIN_CODE_REQUEST, | |
96 | MGMT_EV_USER_CONFIRM_REQUEST, | |
97 | MGMT_EV_USER_PASSKEY_REQUEST, | |
98 | MGMT_EV_AUTH_FAILED, | |
99 | MGMT_EV_DEVICE_FOUND, | |
100 | MGMT_EV_DISCOVERING, | |
101 | MGMT_EV_DEVICE_BLOCKED, | |
102 | MGMT_EV_DEVICE_UNBLOCKED, | |
103 | MGMT_EV_DEVICE_UNPAIRED, | |
104 | }; | |
105 | ||
3fd24153 AG |
106 | /* |
107 | * These LE scan and inquiry parameters were chosen according to LE General | |
108 | * Discovery Procedure specification. | |
109 | */ | |
110 | #define LE_SCAN_TYPE 0x01 | |
111 | #define LE_SCAN_WIN 0x12 | |
112 | #define LE_SCAN_INT 0x12 | |
113 | #define LE_SCAN_TIMEOUT_LE_ONLY 10240 /* TGAP(gen_disc_scan_min) */ | |
5e0452c0 | 114 | #define LE_SCAN_TIMEOUT_BREDR_LE 5120 /* TGAP(100)/2 */ |
3fd24153 | 115 | |
e8777525 | 116 | #define INQUIRY_LEN_BREDR 0x08 /* TGAP(100) */ |
5e0452c0 | 117 | #define INQUIRY_LEN_BREDR_LE 0x04 /* TGAP(100)/2 */ |
2519a1fc | 118 | |
17b02e62 | 119 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 120 | |
4b34ee78 JH |
121 | #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ |
122 | !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) | |
123 | ||
eec8d2bc JH |
124 | struct pending_cmd { |
125 | struct list_head list; | |
fc2f4b13 | 126 | u16 opcode; |
eec8d2bc | 127 | int index; |
c68fb7ff | 128 | void *param; |
eec8d2bc | 129 | struct sock *sk; |
e9a416b5 | 130 | void *user_data; |
eec8d2bc JH |
131 | }; |
132 | ||
ca69b795 JH |
133 | /* HCI to MGMT error code conversion table */ |
134 | static u8 mgmt_status_table[] = { | |
135 | MGMT_STATUS_SUCCESS, | |
136 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
137 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
138 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
139 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
140 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
141 | MGMT_STATUS_NOT_PAIRED, /* PIN or Key Missing */ | |
142 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ | |
143 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
144 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
145 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
146 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
147 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
148 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
149 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
150 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
151 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
152 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
153 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
154 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
155 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
156 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
157 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
158 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
159 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
160 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
161 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
162 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
163 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
164 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
165 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
166 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
167 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
168 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
169 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
170 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
171 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
172 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
173 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
174 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
175 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
176 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
177 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
178 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
179 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
180 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
181 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
182 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
183 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
184 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
185 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
186 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
187 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
188 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
189 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
190 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
191 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
192 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
193 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
194 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
195 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
196 | }; | |
197 | ||
198 | static u8 mgmt_status(u8 hci_status) | |
199 | { | |
200 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
201 | return mgmt_status_table[hci_status]; | |
202 | ||
203 | return MGMT_STATUS_FAILED; | |
204 | } | |
205 | ||
4e51eae9 | 206 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
207 | { |
208 | struct sk_buff *skb; | |
209 | struct mgmt_hdr *hdr; | |
210 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 211 | int err; |
f7b64e69 | 212 | |
34eb525c | 213 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 JH |
214 | |
215 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_ATOMIC); | |
216 | if (!skb) | |
217 | return -ENOMEM; | |
218 | ||
219 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
220 | ||
221 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_STATUS); | |
4e51eae9 | 222 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
223 | hdr->len = cpu_to_le16(sizeof(*ev)); |
224 | ||
225 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
226 | ev->status = status; | |
227 | put_unaligned_le16(cmd, &ev->opcode); | |
228 | ||
56b7d137 GP |
229 | err = sock_queue_rcv_skb(sk, skb); |
230 | if (err < 0) | |
f7b64e69 JH |
231 | kfree_skb(skb); |
232 | ||
56b7d137 | 233 | return err; |
f7b64e69 JH |
234 | } |
235 | ||
aee9b218 JH |
236 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status, |
237 | void *rp, size_t rp_len) | |
02d98129 JH |
238 | { |
239 | struct sk_buff *skb; | |
240 | struct mgmt_hdr *hdr; | |
241 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 242 | int err; |
02d98129 JH |
243 | |
244 | BT_DBG("sock %p", sk); | |
245 | ||
a38528f1 | 246 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_ATOMIC); |
02d98129 JH |
247 | if (!skb) |
248 | return -ENOMEM; | |
249 | ||
250 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 251 | |
a38528f1 | 252 | hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 253 | hdr->index = cpu_to_le16(index); |
a38528f1 | 254 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 255 | |
a38528f1 JH |
256 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
257 | put_unaligned_le16(cmd, &ev->opcode); | |
aee9b218 | 258 | ev->status = status; |
8020c16a SJ |
259 | |
260 | if (rp) | |
261 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 262 | |
56b7d137 GP |
263 | err = sock_queue_rcv_skb(sk, skb); |
264 | if (err < 0) | |
02d98129 JH |
265 | kfree_skb(skb); |
266 | ||
e5f0e151 | 267 | return err; |
02d98129 JH |
268 | } |
269 | ||
0f4e68cf JH |
270 | static int read_version(struct sock *sk, struct hci_dev *hdev, |
271 | void *data, u16 data_len) | |
a38528f1 JH |
272 | { |
273 | struct mgmt_rp_read_version rp; | |
274 | ||
275 | BT_DBG("sock %p", sk); | |
276 | ||
277 | rp.version = MGMT_VERSION; | |
278 | put_unaligned_le16(MGMT_REVISION, &rp.revision); | |
279 | ||
aee9b218 | 280 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp, |
4e51eae9 | 281 | sizeof(rp)); |
a38528f1 JH |
282 | } |
283 | ||
0f4e68cf JH |
284 | static int read_commands(struct sock *sk, struct hci_dev *hdev, |
285 | void *data, u16 data_len) | |
e70bb2e8 JH |
286 | { |
287 | struct mgmt_rp_read_commands *rp; | |
288 | u16 num_commands = ARRAY_SIZE(mgmt_commands); | |
289 | u16 num_events = ARRAY_SIZE(mgmt_events); | |
290 | u16 *opcode; | |
291 | size_t rp_size; | |
292 | int i, err; | |
293 | ||
294 | BT_DBG("sock %p", sk); | |
295 | ||
296 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); | |
297 | ||
298 | rp = kmalloc(rp_size, GFP_KERNEL); | |
299 | if (!rp) | |
300 | return -ENOMEM; | |
301 | ||
302 | put_unaligned_le16(num_commands, &rp->num_commands); | |
303 | put_unaligned_le16(num_events, &rp->num_events); | |
304 | ||
305 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) | |
306 | put_unaligned_le16(mgmt_commands[i], opcode); | |
307 | ||
308 | for (i = 0; i < num_events; i++, opcode++) | |
309 | put_unaligned_le16(mgmt_events[i], opcode); | |
310 | ||
aee9b218 | 311 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp, |
e70bb2e8 JH |
312 | rp_size); |
313 | kfree(rp); | |
314 | ||
315 | return err; | |
316 | } | |
317 | ||
0f4e68cf JH |
318 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, |
319 | void *data, u16 data_len) | |
faba42eb | 320 | { |
faba42eb JH |
321 | struct mgmt_rp_read_index_list *rp; |
322 | struct list_head *p; | |
8035ded4 | 323 | struct hci_dev *d; |
a38528f1 | 324 | size_t rp_len; |
faba42eb | 325 | u16 count; |
a38528f1 | 326 | int i, err; |
faba42eb JH |
327 | |
328 | BT_DBG("sock %p", sk); | |
329 | ||
330 | read_lock(&hci_dev_list_lock); | |
331 | ||
332 | count = 0; | |
333 | list_for_each(p, &hci_dev_list) { | |
334 | count++; | |
335 | } | |
336 | ||
a38528f1 JH |
337 | rp_len = sizeof(*rp) + (2 * count); |
338 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
339 | if (!rp) { | |
b2c60d42 | 340 | read_unlock(&hci_dev_list_lock); |
faba42eb | 341 | return -ENOMEM; |
b2c60d42 | 342 | } |
faba42eb | 343 | |
faba42eb JH |
344 | put_unaligned_le16(count, &rp->num_controllers); |
345 | ||
346 | i = 0; | |
8035ded4 | 347 | list_for_each_entry(d, &hci_dev_list, list) { |
a8b2d5c2 | 348 | if (test_bit(HCI_SETUP, &d->dev_flags)) |
ab81cbf9 JH |
349 | continue; |
350 | ||
faba42eb JH |
351 | put_unaligned_le16(d->id, &rp->index[i++]); |
352 | BT_DBG("Added hci%u", d->id); | |
353 | } | |
354 | ||
355 | read_unlock(&hci_dev_list_lock); | |
356 | ||
aee9b218 | 357 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, |
4e51eae9 | 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; | |
370 | settings |= MGMT_SETTING_CONNECTABLE; | |
371 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
372 | settings |= MGMT_SETTING_DISCOVERABLE; | |
373 | settings |= MGMT_SETTING_PAIRABLE; | |
374 | ||
375 | if (hdev->features[6] & LMP_SIMPLE_PAIR) | |
376 | settings |= MGMT_SETTING_SSP; | |
377 | ||
378 | if (!(hdev->features[4] & LMP_NO_BREDR)) { | |
379 | settings |= MGMT_SETTING_BREDR; | |
380 | settings |= MGMT_SETTING_LINK_SECURITY; | |
381 | } | |
382 | ||
d7b7e796 MH |
383 | if (enable_hs) |
384 | settings |= MGMT_SETTING_HS; | |
385 | ||
386 | if (enable_le) { | |
387 | if (hdev->features[4] & LMP_LE) | |
388 | settings |= MGMT_SETTING_LE; | |
389 | } | |
69ab39ea JH |
390 | |
391 | return settings; | |
392 | } | |
393 | ||
394 | static u32 get_current_settings(struct hci_dev *hdev) | |
395 | { | |
396 | u32 settings = 0; | |
397 | ||
f1f0eb02 | 398 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
399 | settings |= MGMT_SETTING_POWERED; |
400 | ||
5e5282bb | 401 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
69ab39ea JH |
402 | settings |= MGMT_SETTING_CONNECTABLE; |
403 | ||
5e5282bb | 404 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) |
69ab39ea JH |
405 | settings |= MGMT_SETTING_DISCOVERABLE; |
406 | ||
a8b2d5c2 | 407 | if (test_bit(HCI_PAIRABLE, &hdev->dev_flags)) |
69ab39ea JH |
408 | settings |= MGMT_SETTING_PAIRABLE; |
409 | ||
410 | if (!(hdev->features[4] & LMP_NO_BREDR)) | |
411 | settings |= MGMT_SETTING_BREDR; | |
412 | ||
06199cf8 | 413 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
414 | settings |= MGMT_SETTING_LE; |
415 | ||
47990ea0 | 416 | if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) |
69ab39ea JH |
417 | settings |= MGMT_SETTING_LINK_SECURITY; |
418 | ||
84bde9d6 | 419 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
420 | settings |= MGMT_SETTING_SSP; |
421 | ||
6d80dfd0 JH |
422 | if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags)) |
423 | settings |= MGMT_SETTING_HS; | |
424 | ||
69ab39ea JH |
425 | return settings; |
426 | } | |
427 | ||
ef580372 JH |
428 | #define PNP_INFO_SVCLASS_ID 0x1200 |
429 | ||
430 | static u8 bluetooth_base_uuid[] = { | |
431 | 0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80, | |
432 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
433 | }; | |
434 | ||
435 | static u16 get_uuid16(u8 *uuid128) | |
436 | { | |
437 | u32 val; | |
438 | int i; | |
439 | ||
440 | for (i = 0; i < 12; i++) { | |
441 | if (bluetooth_base_uuid[i] != uuid128[i]) | |
442 | return 0; | |
443 | } | |
444 | ||
445 | memcpy(&val, &uuid128[12], 4); | |
446 | ||
447 | val = le32_to_cpu(val); | |
448 | if (val > 0xffff) | |
449 | return 0; | |
450 | ||
451 | return (u16) val; | |
452 | } | |
453 | ||
454 | static void create_eir(struct hci_dev *hdev, u8 *data) | |
455 | { | |
456 | u8 *ptr = data; | |
457 | u16 eir_len = 0; | |
458 | u16 uuid16_list[HCI_MAX_EIR_LENGTH / sizeof(u16)]; | |
459 | int i, truncated = 0; | |
460 | struct bt_uuid *uuid; | |
461 | size_t name_len; | |
462 | ||
463 | name_len = strlen(hdev->dev_name); | |
464 | ||
465 | if (name_len > 0) { | |
466 | /* EIR Data type */ | |
467 | if (name_len > 48) { | |
468 | name_len = 48; | |
469 | ptr[1] = EIR_NAME_SHORT; | |
470 | } else | |
471 | ptr[1] = EIR_NAME_COMPLETE; | |
472 | ||
473 | /* EIR Data length */ | |
474 | ptr[0] = name_len + 1; | |
475 | ||
476 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
477 | ||
478 | eir_len += (name_len + 2); | |
479 | ptr += (name_len + 2); | |
480 | } | |
481 | ||
482 | memset(uuid16_list, 0, sizeof(uuid16_list)); | |
483 | ||
484 | /* Group all UUID16 types */ | |
485 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
486 | u16 uuid16; | |
487 | ||
488 | uuid16 = get_uuid16(uuid->uuid); | |
489 | if (uuid16 == 0) | |
490 | return; | |
491 | ||
492 | if (uuid16 < 0x1100) | |
493 | continue; | |
494 | ||
495 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
496 | continue; | |
497 | ||
498 | /* Stop if not enough space to put next UUID */ | |
499 | if (eir_len + 2 + sizeof(u16) > HCI_MAX_EIR_LENGTH) { | |
500 | truncated = 1; | |
501 | break; | |
502 | } | |
503 | ||
504 | /* Check for duplicates */ | |
505 | for (i = 0; uuid16_list[i] != 0; i++) | |
506 | if (uuid16_list[i] == uuid16) | |
507 | break; | |
508 | ||
509 | if (uuid16_list[i] == 0) { | |
510 | uuid16_list[i] = uuid16; | |
511 | eir_len += sizeof(u16); | |
512 | } | |
513 | } | |
514 | ||
515 | if (uuid16_list[0] != 0) { | |
516 | u8 *length = ptr; | |
517 | ||
518 | /* EIR Data type */ | |
519 | ptr[1] = truncated ? EIR_UUID16_SOME : EIR_UUID16_ALL; | |
520 | ||
521 | ptr += 2; | |
522 | eir_len += 2; | |
523 | ||
524 | for (i = 0; uuid16_list[i] != 0; i++) { | |
525 | *ptr++ = (uuid16_list[i] & 0x00ff); | |
526 | *ptr++ = (uuid16_list[i] & 0xff00) >> 8; | |
527 | } | |
528 | ||
529 | /* EIR Data length */ | |
530 | *length = (i * sizeof(u16)) + 1; | |
531 | } | |
532 | } | |
533 | ||
534 | static int update_eir(struct hci_dev *hdev) | |
535 | { | |
536 | struct hci_cp_write_eir cp; | |
537 | ||
504c8dcd | 538 | if (!hdev_is_powered(hdev)) |
7770c4aa JH |
539 | return 0; |
540 | ||
ef580372 JH |
541 | if (!(hdev->features[6] & LMP_EXT_INQ)) |
542 | return 0; | |
543 | ||
84bde9d6 | 544 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
ef580372 JH |
545 | return 0; |
546 | ||
a8b2d5c2 | 547 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
ef580372 JH |
548 | return 0; |
549 | ||
550 | memset(&cp, 0, sizeof(cp)); | |
551 | ||
552 | create_eir(hdev, cp.data); | |
553 | ||
554 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
555 | return 0; | |
556 | ||
557 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
558 | ||
559 | return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp); | |
560 | } | |
561 | ||
562 | static u8 get_service_classes(struct hci_dev *hdev) | |
563 | { | |
564 | struct bt_uuid *uuid; | |
565 | u8 val = 0; | |
566 | ||
567 | list_for_each_entry(uuid, &hdev->uuids, list) | |
568 | val |= uuid->svc_hint; | |
569 | ||
570 | return val; | |
571 | } | |
572 | ||
573 | static int update_class(struct hci_dev *hdev) | |
574 | { | |
575 | u8 cod[3]; | |
c95f0ba7 | 576 | int err; |
ef580372 JH |
577 | |
578 | BT_DBG("%s", hdev->name); | |
579 | ||
504c8dcd | 580 | if (!hdev_is_powered(hdev)) |
7770c4aa JH |
581 | return 0; |
582 | ||
a8b2d5c2 | 583 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
ef580372 JH |
584 | return 0; |
585 | ||
586 | cod[0] = hdev->minor_class; | |
587 | cod[1] = hdev->major_class; | |
588 | cod[2] = get_service_classes(hdev); | |
589 | ||
590 | if (memcmp(cod, hdev->dev_class, 3) == 0) | |
591 | return 0; | |
592 | ||
c95f0ba7 JH |
593 | err = hci_send_cmd(hdev, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
594 | if (err == 0) | |
595 | set_bit(HCI_PENDING_CLASS, &hdev->dev_flags); | |
596 | ||
597 | return err; | |
ef580372 JH |
598 | } |
599 | ||
7d78525d JH |
600 | static void service_cache_off(struct work_struct *work) |
601 | { | |
602 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
603 | service_cache.work); | |
604 | ||
a8b2d5c2 | 605 | if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
7d78525d JH |
606 | return; |
607 | ||
608 | hci_dev_lock(hdev); | |
609 | ||
610 | update_eir(hdev); | |
611 | update_class(hdev); | |
612 | ||
613 | hci_dev_unlock(hdev); | |
614 | } | |
615 | ||
6a919082 | 616 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 617 | { |
4f87da80 | 618 | if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags)) |
6a919082 JH |
619 | return; |
620 | ||
4f87da80 | 621 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
7d78525d | 622 | |
4f87da80 JH |
623 | /* Non-mgmt controlled devices get this bit set |
624 | * implicitly so that pairing works for them, however | |
625 | * for mgmt we require user-space to explicitly enable | |
626 | * it | |
627 | */ | |
628 | clear_bit(HCI_PAIRABLE, &hdev->dev_flags); | |
7d78525d JH |
629 | } |
630 | ||
0f4e68cf JH |
631 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
632 | void *data, u16 data_len) | |
0381101f | 633 | { |
a38528f1 | 634 | struct mgmt_rp_read_info rp; |
f7b64e69 | 635 | |
bdb6d971 | 636 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 637 | |
09fd0de5 | 638 | hci_dev_lock(hdev); |
f7b64e69 | 639 | |
dc4fe30b JH |
640 | memset(&rp, 0, sizeof(rp)); |
641 | ||
69ab39ea | 642 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 643 | |
69ab39ea | 644 | rp.version = hdev->hci_ver; |
f7b64e69 | 645 | |
69ab39ea JH |
646 | put_unaligned_le16(hdev->manufacturer, &rp.manufacturer); |
647 | ||
648 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
649 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 650 | |
a38528f1 | 651 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 652 | |
dc4fe30b | 653 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 654 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 655 | |
09fd0de5 | 656 | hci_dev_unlock(hdev); |
0381101f | 657 | |
bdb6d971 JH |
658 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
659 | sizeof(rp)); | |
0381101f JH |
660 | } |
661 | ||
eec8d2bc JH |
662 | static void mgmt_pending_free(struct pending_cmd *cmd) |
663 | { | |
664 | sock_put(cmd->sk); | |
c68fb7ff | 665 | kfree(cmd->param); |
eec8d2bc JH |
666 | kfree(cmd); |
667 | } | |
668 | ||
366a0336 | 669 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
2e58ef3e JH |
670 | struct hci_dev *hdev, |
671 | void *data, u16 len) | |
eec8d2bc JH |
672 | { |
673 | struct pending_cmd *cmd; | |
674 | ||
675 | cmd = kmalloc(sizeof(*cmd), GFP_ATOMIC); | |
676 | if (!cmd) | |
366a0336 | 677 | return NULL; |
eec8d2bc JH |
678 | |
679 | cmd->opcode = opcode; | |
2e58ef3e | 680 | cmd->index = hdev->id; |
eec8d2bc | 681 | |
c68fb7ff SJ |
682 | cmd->param = kmalloc(len, GFP_ATOMIC); |
683 | if (!cmd->param) { | |
eec8d2bc | 684 | kfree(cmd); |
366a0336 | 685 | return NULL; |
eec8d2bc JH |
686 | } |
687 | ||
8fce6357 SJ |
688 | if (data) |
689 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
690 | |
691 | cmd->sk = sk; | |
692 | sock_hold(sk); | |
693 | ||
2e58ef3e | 694 | list_add(&cmd->list, &hdev->mgmt_pending); |
eec8d2bc | 695 | |
366a0336 | 696 | return cmd; |
eec8d2bc JH |
697 | } |
698 | ||
744cf19e | 699 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
eec8d2bc JH |
700 | void (*cb)(struct pending_cmd *cmd, void *data), |
701 | void *data) | |
702 | { | |
703 | struct list_head *p, *n; | |
704 | ||
2e58ef3e | 705 | list_for_each_safe(p, n, &hdev->mgmt_pending) { |
eec8d2bc JH |
706 | struct pending_cmd *cmd; |
707 | ||
708 | cmd = list_entry(p, struct pending_cmd, list); | |
709 | ||
b24752fe | 710 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
711 | continue; |
712 | ||
eec8d2bc JH |
713 | cb(cmd, data); |
714 | } | |
715 | } | |
716 | ||
2e58ef3e | 717 | static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev) |
eec8d2bc | 718 | { |
8035ded4 | 719 | struct pending_cmd *cmd; |
eec8d2bc | 720 | |
2e58ef3e | 721 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
2aeabcbe JH |
722 | if (cmd->opcode == opcode) |
723 | return cmd; | |
eec8d2bc JH |
724 | } |
725 | ||
726 | return NULL; | |
727 | } | |
728 | ||
a664b5bc | 729 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 730 | { |
73f22f62 JH |
731 | list_del(&cmd->list); |
732 | mgmt_pending_free(cmd); | |
733 | } | |
734 | ||
69ab39ea | 735 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 736 | { |
69ab39ea | 737 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 738 | |
aee9b218 JH |
739 | return cmd_complete(sk, hdev->id, opcode, 0, &settings, |
740 | sizeof(settings)); | |
8680570b JH |
741 | } |
742 | ||
bdb6d971 JH |
743 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
744 | u16 len) | |
eec8d2bc | 745 | { |
650f726d | 746 | struct mgmt_mode *cp = data; |
366a0336 | 747 | struct pending_cmd *cmd; |
4b34ee78 | 748 | int err; |
eec8d2bc | 749 | |
bdb6d971 | 750 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 751 | |
09fd0de5 | 752 | hci_dev_lock(hdev); |
eec8d2bc | 753 | |
f0d4b78a MH |
754 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { |
755 | cancel_delayed_work(&hdev->power_off); | |
756 | ||
757 | if (cp->val) { | |
758 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); | |
759 | mgmt_powered(hdev, 1); | |
760 | goto failed; | |
761 | } | |
762 | } | |
763 | ||
4b34ee78 | 764 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 765 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
766 | goto failed; |
767 | } | |
768 | ||
2e58ef3e | 769 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) { |
bdb6d971 | 770 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, |
ca69b795 | 771 | MGMT_STATUS_BUSY); |
eec8d2bc JH |
772 | goto failed; |
773 | } | |
774 | ||
2e58ef3e | 775 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
776 | if (!cmd) { |
777 | err = -ENOMEM; | |
eec8d2bc | 778 | goto failed; |
366a0336 | 779 | } |
eec8d2bc | 780 | |
72a734ec | 781 | if (cp->val) |
7f971041 | 782 | schedule_work(&hdev->power_on); |
eec8d2bc | 783 | else |
80b7ab33 | 784 | schedule_work(&hdev->power_off.work); |
eec8d2bc | 785 | |
366a0336 | 786 | err = 0; |
eec8d2bc JH |
787 | |
788 | failed: | |
09fd0de5 | 789 | hci_dev_unlock(hdev); |
366a0336 | 790 | return err; |
eec8d2bc JH |
791 | } |
792 | ||
beadb2bd JH |
793 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, |
794 | u16 data_len, struct sock *skip_sk) | |
795 | { | |
796 | struct sk_buff *skb; | |
797 | struct mgmt_hdr *hdr; | |
798 | ||
799 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC); | |
800 | if (!skb) | |
801 | return -ENOMEM; | |
802 | ||
803 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
804 | hdr->opcode = cpu_to_le16(event); | |
805 | if (hdev) | |
806 | hdr->index = cpu_to_le16(hdev->id); | |
807 | else | |
808 | hdr->index = cpu_to_le16(MGMT_INDEX_NONE); | |
809 | hdr->len = cpu_to_le16(data_len); | |
810 | ||
811 | if (data) | |
812 | memcpy(skb_put(skb, data_len), data, data_len); | |
813 | ||
97e0bdeb MH |
814 | /* Time stamp */ |
815 | __net_timestamp(skb); | |
816 | ||
beadb2bd JH |
817 | hci_send_to_control(skb, skip_sk); |
818 | kfree_skb(skb); | |
819 | ||
820 | return 0; | |
821 | } | |
822 | ||
823 | static int new_settings(struct hci_dev *hdev, struct sock *skip) | |
824 | { | |
825 | __le32 ev; | |
826 | ||
827 | ev = cpu_to_le32(get_current_settings(hdev)); | |
828 | ||
829 | return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip); | |
830 | } | |
831 | ||
bdb6d971 JH |
832 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
833 | u16 len) | |
73f22f62 | 834 | { |
650f726d | 835 | struct mgmt_cp_set_discoverable *cp = data; |
366a0336 | 836 | struct pending_cmd *cmd; |
5e5282bb | 837 | u16 timeout; |
73f22f62 JH |
838 | u8 scan; |
839 | int err; | |
840 | ||
bdb6d971 | 841 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 842 | |
24c54a90 MH |
843 | timeout = get_unaligned_le16(&cp->timeout); |
844 | if (!cp->val && timeout > 0) | |
bdb6d971 | 845 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
ca69b795 | 846 | MGMT_STATUS_INVALID_PARAMS); |
73f22f62 | 847 | |
09fd0de5 | 848 | hci_dev_lock(hdev); |
73f22f62 | 849 | |
5e5282bb | 850 | if (!hdev_is_powered(hdev) && timeout > 0) { |
bdb6d971 | 851 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
ca69b795 | 852 | MGMT_STATUS_NOT_POWERED); |
73f22f62 JH |
853 | goto failed; |
854 | } | |
855 | ||
2e58ef3e JH |
856 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
857 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { | |
bdb6d971 | 858 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
ca69b795 | 859 | MGMT_STATUS_BUSY); |
73f22f62 JH |
860 | goto failed; |
861 | } | |
862 | ||
5e5282bb | 863 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) { |
bdb6d971 | 864 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
5e5282bb JH |
865 | MGMT_STATUS_REJECTED); |
866 | goto failed; | |
867 | } | |
868 | ||
869 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
870 | bool changed = false; |
871 | ||
872 | if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { | |
873 | change_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
874 | changed = true; | |
875 | } | |
876 | ||
5e5282bb | 877 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
878 | if (err < 0) |
879 | goto failed; | |
880 | ||
881 | if (changed) | |
882 | err = new_settings(hdev, sk); | |
883 | ||
5e5282bb JH |
884 | goto failed; |
885 | } | |
886 | ||
887 | if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { | |
955638ec MH |
888 | if (hdev->discov_timeout > 0) { |
889 | cancel_delayed_work(&hdev->discov_off); | |
890 | hdev->discov_timeout = 0; | |
891 | } | |
892 | ||
893 | if (cp->val && timeout > 0) { | |
894 | hdev->discov_timeout = timeout; | |
895 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
896 | msecs_to_jiffies(hdev->discov_timeout * 1000)); | |
897 | } | |
898 | ||
69ab39ea | 899 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
900 | goto failed; |
901 | } | |
902 | ||
2e58ef3e | 903 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
904 | if (!cmd) { |
905 | err = -ENOMEM; | |
73f22f62 | 906 | goto failed; |
366a0336 | 907 | } |
73f22f62 JH |
908 | |
909 | scan = SCAN_PAGE; | |
910 | ||
72a734ec | 911 | if (cp->val) |
73f22f62 | 912 | scan |= SCAN_INQUIRY; |
16ab91ab | 913 | else |
e0f9309f | 914 | cancel_delayed_work(&hdev->discov_off); |
73f22f62 JH |
915 | |
916 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
917 | if (err < 0) | |
a664b5bc | 918 | mgmt_pending_remove(cmd); |
73f22f62 | 919 | |
16ab91ab | 920 | if (cp->val) |
5e5282bb | 921 | hdev->discov_timeout = timeout; |
16ab91ab | 922 | |
73f22f62 | 923 | failed: |
09fd0de5 | 924 | hci_dev_unlock(hdev); |
73f22f62 JH |
925 | return err; |
926 | } | |
927 | ||
bdb6d971 JH |
928 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
929 | u16 len) | |
9fbcbb45 | 930 | { |
650f726d | 931 | struct mgmt_mode *cp = data; |
366a0336 | 932 | struct pending_cmd *cmd; |
9fbcbb45 JH |
933 | u8 scan; |
934 | int err; | |
935 | ||
bdb6d971 | 936 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 937 | |
09fd0de5 | 938 | hci_dev_lock(hdev); |
9fbcbb45 | 939 | |
4b34ee78 | 940 | if (!hdev_is_powered(hdev)) { |
0224d2fa JH |
941 | bool changed = false; |
942 | ||
943 | if (!!cp->val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
944 | changed = true; | |
945 | ||
6bf0e469 | 946 | if (cp->val) { |
5e5282bb | 947 | set_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
6bf0e469 | 948 | } else { |
5e5282bb JH |
949 | clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
950 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
951 | } | |
0224d2fa | 952 | |
5e5282bb | 953 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); |
0224d2fa JH |
954 | if (err < 0) |
955 | goto failed; | |
956 | ||
957 | if (changed) | |
958 | err = new_settings(hdev, sk); | |
959 | ||
9fbcbb45 JH |
960 | goto failed; |
961 | } | |
962 | ||
2e58ef3e JH |
963 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
964 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { | |
bdb6d971 | 965 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
ca69b795 | 966 | MGMT_STATUS_BUSY); |
9fbcbb45 JH |
967 | goto failed; |
968 | } | |
969 | ||
5e5282bb | 970 | if (!!cp->val == test_bit(HCI_PSCAN, &hdev->flags)) { |
69ab39ea | 971 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); |
9fbcbb45 JH |
972 | goto failed; |
973 | } | |
974 | ||
2e58ef3e | 975 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
976 | if (!cmd) { |
977 | err = -ENOMEM; | |
9fbcbb45 | 978 | goto failed; |
366a0336 | 979 | } |
9fbcbb45 | 980 | |
6bf0e469 | 981 | if (cp->val) { |
9fbcbb45 | 982 | scan = SCAN_PAGE; |
6bf0e469 | 983 | } else { |
9fbcbb45 JH |
984 | scan = 0; |
985 | ||
df2c6c5e JH |
986 | if (test_bit(HCI_ISCAN, &hdev->flags) && |
987 | hdev->discov_timeout > 0) | |
988 | cancel_delayed_work(&hdev->discov_off); | |
989 | } | |
990 | ||
9fbcbb45 JH |
991 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); |
992 | if (err < 0) | |
a664b5bc | 993 | mgmt_pending_remove(cmd); |
9fbcbb45 JH |
994 | |
995 | failed: | |
09fd0de5 | 996 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
997 | return err; |
998 | } | |
999 | ||
bdb6d971 JH |
1000 | static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data, |
1001 | u16 len) | |
c542a06c | 1002 | { |
650f726d | 1003 | struct mgmt_mode *cp = data; |
c542a06c JH |
1004 | int err; |
1005 | ||
bdb6d971 | 1006 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1007 | |
09fd0de5 | 1008 | hci_dev_lock(hdev); |
c542a06c JH |
1009 | |
1010 | if (cp->val) | |
a8b2d5c2 | 1011 | set_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1012 | else |
a8b2d5c2 | 1013 | clear_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1014 | |
69ab39ea | 1015 | err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev); |
c542a06c JH |
1016 | if (err < 0) |
1017 | goto failed; | |
1018 | ||
beadb2bd | 1019 | err = new_settings(hdev, sk); |
c542a06c JH |
1020 | |
1021 | failed: | |
09fd0de5 | 1022 | hci_dev_unlock(hdev); |
c542a06c JH |
1023 | return err; |
1024 | } | |
1025 | ||
bdb6d971 JH |
1026 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, |
1027 | void *data, u16 len) | |
33ef95ed JH |
1028 | { |
1029 | struct mgmt_mode *cp = data; | |
1030 | struct pending_cmd *cmd; | |
816a11d5 | 1031 | u8 val; |
33ef95ed JH |
1032 | int err; |
1033 | ||
bdb6d971 | 1034 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1035 | |
33ef95ed JH |
1036 | hci_dev_lock(hdev); |
1037 | ||
4b34ee78 | 1038 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1039 | bool changed = false; |
1040 | ||
1041 | if (!!cp->val != test_bit(HCI_LINK_SECURITY, | |
1042 | &hdev->dev_flags)) { | |
1043 | change_bit(HCI_LINK_SECURITY, &hdev->dev_flags); | |
1044 | changed = true; | |
1045 | } | |
1046 | ||
1047 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1048 | if (err < 0) | |
1049 | goto failed; | |
1050 | ||
1051 | if (changed) | |
1052 | err = new_settings(hdev, sk); | |
1053 | ||
33ef95ed JH |
1054 | goto failed; |
1055 | } | |
1056 | ||
1057 | if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { | |
bdb6d971 | 1058 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
33ef95ed JH |
1059 | MGMT_STATUS_BUSY); |
1060 | goto failed; | |
1061 | } | |
1062 | ||
1063 | val = !!cp->val; | |
1064 | ||
1065 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1066 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1067 | goto failed; | |
1068 | } | |
1069 | ||
1070 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1071 | if (!cmd) { | |
1072 | err = -ENOMEM; | |
1073 | goto failed; | |
1074 | } | |
1075 | ||
1076 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
1077 | if (err < 0) { | |
1078 | mgmt_pending_remove(cmd); | |
1079 | goto failed; | |
1080 | } | |
1081 | ||
1082 | failed: | |
1083 | hci_dev_unlock(hdev); | |
33ef95ed JH |
1084 | return err; |
1085 | } | |
1086 | ||
bdb6d971 | 1087 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
1088 | { |
1089 | struct mgmt_mode *cp = data; | |
1090 | struct pending_cmd *cmd; | |
816a11d5 | 1091 | u8 val; |
ed2c4ee3 JH |
1092 | int err; |
1093 | ||
bdb6d971 | 1094 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 1095 | |
ed2c4ee3 JH |
1096 | hci_dev_lock(hdev); |
1097 | ||
6c8f12c1 | 1098 | if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) { |
bdb6d971 | 1099 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
6c8f12c1 JH |
1100 | MGMT_STATUS_NOT_SUPPORTED); |
1101 | goto failed; | |
1102 | } | |
1103 | ||
c0ecddc2 JH |
1104 | val = !!cp->val; |
1105 | ||
4b34ee78 | 1106 | if (!hdev_is_powered(hdev)) { |
c0ecddc2 JH |
1107 | bool changed = false; |
1108 | ||
1109 | if (val != test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { | |
1110 | change_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
1111 | changed = true; | |
1112 | } | |
1113 | ||
1114 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1115 | if (err < 0) | |
1116 | goto failed; | |
1117 | ||
1118 | if (changed) | |
1119 | err = new_settings(hdev, sk); | |
1120 | ||
ed2c4ee3 JH |
1121 | goto failed; |
1122 | } | |
1123 | ||
1124 | if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev)) { | |
bdb6d971 JH |
1125 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1126 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
1127 | goto failed; |
1128 | } | |
1129 | ||
ed2c4ee3 JH |
1130 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) == val) { |
1131 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1132 | goto failed; | |
1133 | } | |
1134 | ||
1135 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
1136 | if (!cmd) { | |
1137 | err = -ENOMEM; | |
1138 | goto failed; | |
1139 | } | |
1140 | ||
1141 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, sizeof(val), &val); | |
1142 | if (err < 0) { | |
1143 | mgmt_pending_remove(cmd); | |
1144 | goto failed; | |
1145 | } | |
1146 | ||
1147 | failed: | |
1148 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
1149 | return err; |
1150 | } | |
1151 | ||
bdb6d971 | 1152 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
1153 | { |
1154 | struct mgmt_mode *cp = data; | |
6d80dfd0 | 1155 | |
bdb6d971 | 1156 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 1157 | |
bdb6d971 JH |
1158 | if (!enable_hs) |
1159 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1160 | MGMT_STATUS_NOT_SUPPORTED); | |
6d80dfd0 JH |
1161 | |
1162 | if (cp->val) | |
1163 | set_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
1164 | else | |
1165 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
1166 | ||
bdb6d971 | 1167 | return send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); |
6d80dfd0 JH |
1168 | } |
1169 | ||
bdb6d971 | 1170 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
1171 | { |
1172 | struct mgmt_mode *cp = data; | |
1173 | struct hci_cp_write_le_host_supported hci_cp; | |
1174 | struct pending_cmd *cmd; | |
06199cf8 | 1175 | int err; |
0b60eba1 | 1176 | u8 val, enabled; |
06199cf8 | 1177 | |
bdb6d971 | 1178 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 1179 | |
1de028ce JH |
1180 | hci_dev_lock(hdev); |
1181 | ||
06199cf8 | 1182 | if (!enable_le || !(hdev->features[4] & LMP_LE)) { |
bdb6d971 | 1183 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
06199cf8 | 1184 | MGMT_STATUS_NOT_SUPPORTED); |
1de028ce | 1185 | goto unlock; |
06199cf8 JH |
1186 | } |
1187 | ||
1188 | val = !!cp->val; | |
0b60eba1 | 1189 | enabled = !!(hdev->host_features[0] & LMP_HOST_LE); |
06199cf8 | 1190 | |
0b60eba1 | 1191 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
1192 | bool changed = false; |
1193 | ||
1194 | if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1195 | change_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
1196 | changed = true; | |
1197 | } | |
1198 | ||
1199 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); | |
1200 | if (err < 0) | |
1de028ce | 1201 | goto unlock; |
06199cf8 JH |
1202 | |
1203 | if (changed) | |
1204 | err = new_settings(hdev, sk); | |
1205 | ||
1de028ce | 1206 | goto unlock; |
06199cf8 JH |
1207 | } |
1208 | ||
1209 | if (mgmt_pending_find(MGMT_OP_SET_LE, hdev)) { | |
bdb6d971 JH |
1210 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
1211 | MGMT_STATUS_BUSY); | |
1de028ce | 1212 | goto unlock; |
06199cf8 JH |
1213 | } |
1214 | ||
1215 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
1216 | if (!cmd) { | |
1217 | err = -ENOMEM; | |
1de028ce | 1218 | goto unlock; |
06199cf8 JH |
1219 | } |
1220 | ||
1221 | memset(&hci_cp, 0, sizeof(hci_cp)); | |
1222 | ||
1223 | if (val) { | |
1224 | hci_cp.le = val; | |
1225 | hci_cp.simul = !!(hdev->features[6] & LMP_SIMUL_LE_BR); | |
1226 | } | |
1227 | ||
1228 | err = hci_send_cmd(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, | |
1229 | sizeof(hci_cp), &hci_cp); | |
1230 | if (err < 0) { | |
1231 | mgmt_pending_remove(cmd); | |
1de028ce | 1232 | goto unlock; |
06199cf8 JH |
1233 | } |
1234 | ||
1de028ce JH |
1235 | unlock: |
1236 | hci_dev_unlock(hdev); | |
06199cf8 JH |
1237 | return err; |
1238 | } | |
1239 | ||
bdb6d971 | 1240 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 1241 | { |
650f726d | 1242 | struct mgmt_cp_add_uuid *cp = data; |
90e70454 | 1243 | struct pending_cmd *cmd; |
2aeb9a1a | 1244 | struct bt_uuid *uuid; |
2aeb9a1a JH |
1245 | int err; |
1246 | ||
bdb6d971 | 1247 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 1248 | |
09fd0de5 | 1249 | hci_dev_lock(hdev); |
2aeb9a1a | 1250 | |
c95f0ba7 | 1251 | if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) { |
bdb6d971 | 1252 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
c95f0ba7 JH |
1253 | MGMT_STATUS_BUSY); |
1254 | goto failed; | |
1255 | } | |
1256 | ||
2aeb9a1a JH |
1257 | uuid = kmalloc(sizeof(*uuid), GFP_ATOMIC); |
1258 | if (!uuid) { | |
1259 | err = -ENOMEM; | |
1260 | goto failed; | |
1261 | } | |
1262 | ||
1263 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 1264 | uuid->svc_hint = cp->svc_hint; |
2aeb9a1a JH |
1265 | |
1266 | list_add(&uuid->list, &hdev->uuids); | |
1267 | ||
1aff6f09 JH |
1268 | err = update_class(hdev); |
1269 | if (err < 0) | |
1270 | goto failed; | |
1271 | ||
80a1e1db JH |
1272 | err = update_eir(hdev); |
1273 | if (err < 0) | |
1274 | goto failed; | |
1275 | ||
90e70454 | 1276 | if (!test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) { |
bdb6d971 | 1277 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
90e70454 JH |
1278 | hdev->dev_class, 3); |
1279 | goto failed; | |
1280 | } | |
1281 | ||
1282 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
1283 | if (!cmd) { | |
1284 | err = -ENOMEM; | |
1285 | goto failed; | |
1286 | } | |
2aeb9a1a JH |
1287 | |
1288 | failed: | |
09fd0de5 | 1289 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
1290 | return err; |
1291 | } | |
1292 | ||
24b78d0f JH |
1293 | static bool enable_service_cache(struct hci_dev *hdev) |
1294 | { | |
1295 | if (!hdev_is_powered(hdev)) | |
1296 | return false; | |
1297 | ||
1298 | if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { | |
17b02e62 | 1299 | schedule_delayed_work(&hdev->service_cache, CACHE_TIMEOUT); |
24b78d0f JH |
1300 | return true; |
1301 | } | |
1302 | ||
1303 | return false; | |
1304 | } | |
1305 | ||
bdb6d971 JH |
1306 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
1307 | u16 len) | |
2aeb9a1a | 1308 | { |
650f726d | 1309 | struct mgmt_cp_remove_uuid *cp = data; |
90e70454 | 1310 | struct pending_cmd *cmd; |
2aeb9a1a | 1311 | struct list_head *p, *n; |
2aeb9a1a | 1312 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
2aeb9a1a JH |
1313 | int err, found; |
1314 | ||
bdb6d971 | 1315 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 1316 | |
09fd0de5 | 1317 | hci_dev_lock(hdev); |
2aeb9a1a | 1318 | |
c95f0ba7 | 1319 | if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) { |
bdb6d971 | 1320 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
c95f0ba7 JH |
1321 | MGMT_STATUS_BUSY); |
1322 | goto unlock; | |
1323 | } | |
1324 | ||
2aeb9a1a JH |
1325 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
1326 | err = hci_uuids_clear(hdev); | |
4004b6d9 | 1327 | |
24b78d0f | 1328 | if (enable_service_cache(hdev)) { |
bdb6d971 JH |
1329 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
1330 | 0, hdev->dev_class, 3); | |
24b78d0f JH |
1331 | goto unlock; |
1332 | } | |
4004b6d9 | 1333 | |
9246a869 | 1334 | goto update_class; |
2aeb9a1a JH |
1335 | } |
1336 | ||
1337 | found = 0; | |
1338 | ||
1339 | list_for_each_safe(p, n, &hdev->uuids) { | |
1340 | struct bt_uuid *match = list_entry(p, struct bt_uuid, list); | |
1341 | ||
1342 | if (memcmp(match->uuid, cp->uuid, 16) != 0) | |
1343 | continue; | |
1344 | ||
1345 | list_del(&match->list); | |
1346 | found++; | |
1347 | } | |
1348 | ||
1349 | if (found == 0) { | |
bdb6d971 | 1350 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
ca69b795 | 1351 | MGMT_STATUS_INVALID_PARAMS); |
2aeb9a1a JH |
1352 | goto unlock; |
1353 | } | |
1354 | ||
9246a869 | 1355 | update_class: |
1aff6f09 JH |
1356 | err = update_class(hdev); |
1357 | if (err < 0) | |
1358 | goto unlock; | |
1359 | ||
80a1e1db JH |
1360 | err = update_eir(hdev); |
1361 | if (err < 0) | |
1362 | goto unlock; | |
1363 | ||
90e70454 | 1364 | if (!test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) { |
bdb6d971 | 1365 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
9997a533 | 1366 | hdev->dev_class, 3); |
90e70454 JH |
1367 | goto unlock; |
1368 | } | |
1369 | ||
1370 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
1371 | if (!cmd) { | |
1372 | err = -ENOMEM; | |
1373 | goto unlock; | |
1374 | } | |
2aeb9a1a JH |
1375 | |
1376 | unlock: | |
09fd0de5 | 1377 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
1378 | return err; |
1379 | } | |
1380 | ||
bdb6d971 JH |
1381 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
1382 | u16 len) | |
1aff6f09 | 1383 | { |
650f726d | 1384 | struct mgmt_cp_set_dev_class *cp = data; |
90e70454 | 1385 | struct pending_cmd *cmd; |
1aff6f09 JH |
1386 | int err; |
1387 | ||
bdb6d971 | 1388 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 1389 | |
09fd0de5 | 1390 | hci_dev_lock(hdev); |
1aff6f09 | 1391 | |
c95f0ba7 | 1392 | if (test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) { |
bdb6d971 | 1393 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, |
c95f0ba7 JH |
1394 | MGMT_STATUS_BUSY); |
1395 | goto unlock; | |
1396 | } | |
1397 | ||
932f5ff5 JH |
1398 | hdev->major_class = cp->major; |
1399 | hdev->minor_class = cp->minor; | |
1400 | ||
b5235a65 | 1401 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 1402 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
932f5ff5 | 1403 | hdev->dev_class, 3); |
b5235a65 JH |
1404 | goto unlock; |
1405 | } | |
1406 | ||
a8b2d5c2 | 1407 | if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { |
7d78525d JH |
1408 | hci_dev_unlock(hdev); |
1409 | cancel_delayed_work_sync(&hdev->service_cache); | |
1410 | hci_dev_lock(hdev); | |
14c0b608 | 1411 | update_eir(hdev); |
7d78525d | 1412 | } |
14c0b608 | 1413 | |
1aff6f09 | 1414 | err = update_class(hdev); |
90e70454 JH |
1415 | if (err < 0) |
1416 | goto unlock; | |
1aff6f09 | 1417 | |
90e70454 | 1418 | if (!test_bit(HCI_PENDING_CLASS, &hdev->dev_flags)) { |
bdb6d971 | 1419 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
8ec37034 | 1420 | hdev->dev_class, 3); |
90e70454 JH |
1421 | goto unlock; |
1422 | } | |
1423 | ||
1424 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
1425 | if (!cmd) { | |
1426 | err = -ENOMEM; | |
1427 | goto unlock; | |
1428 | } | |
1aff6f09 | 1429 | |
b5235a65 | 1430 | unlock: |
09fd0de5 | 1431 | hci_dev_unlock(hdev); |
1aff6f09 JH |
1432 | return err; |
1433 | } | |
1434 | ||
bdb6d971 JH |
1435 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
1436 | u16 len) | |
55ed8ca1 | 1437 | { |
650f726d | 1438 | struct mgmt_cp_load_link_keys *cp = data; |
4e51eae9 | 1439 | u16 key_count, expected_len; |
a492cd52 | 1440 | int i; |
55ed8ca1 | 1441 | |
55ed8ca1 JH |
1442 | key_count = get_unaligned_le16(&cp->key_count); |
1443 | ||
86742e1e JH |
1444 | expected_len = sizeof(*cp) + key_count * |
1445 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 1446 | if (expected_len != len) { |
86742e1e | 1447 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
a492cd52 | 1448 | len, expected_len); |
bdb6d971 | 1449 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
ca69b795 | 1450 | MGMT_STATUS_INVALID_PARAMS); |
55ed8ca1 JH |
1451 | } |
1452 | ||
bdb6d971 | 1453 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
55ed8ca1 JH |
1454 | key_count); |
1455 | ||
09fd0de5 | 1456 | hci_dev_lock(hdev); |
55ed8ca1 JH |
1457 | |
1458 | hci_link_keys_clear(hdev); | |
1459 | ||
a8b2d5c2 | 1460 | set_bit(HCI_LINK_KEYS, &hdev->dev_flags); |
55ed8ca1 JH |
1461 | |
1462 | if (cp->debug_keys) | |
a8b2d5c2 | 1463 | set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
55ed8ca1 | 1464 | else |
a8b2d5c2 | 1465 | clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
55ed8ca1 | 1466 | |
a492cd52 | 1467 | for (i = 0; i < key_count; i++) { |
86742e1e | 1468 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 1469 | |
d753fdc4 JH |
1470 | hci_add_link_key(hdev, NULL, 0, &key->addr.bdaddr, key->val, |
1471 | key->type, key->pin_len); | |
55ed8ca1 JH |
1472 | } |
1473 | ||
bdb6d971 | 1474 | cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 1475 | |
09fd0de5 | 1476 | hci_dev_unlock(hdev); |
55ed8ca1 | 1477 | |
a492cd52 | 1478 | return 0; |
55ed8ca1 JH |
1479 | } |
1480 | ||
b1078ad0 JH |
1481 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1482 | u8 addr_type, struct sock *skip_sk) | |
1483 | { | |
1484 | struct mgmt_ev_device_unpaired ev; | |
1485 | ||
1486 | bacpy(&ev.addr.bdaddr, bdaddr); | |
1487 | ev.addr.type = addr_type; | |
1488 | ||
1489 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
1490 | skip_sk); | |
1491 | } | |
1492 | ||
bdb6d971 JH |
1493 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
1494 | u16 len) | |
55ed8ca1 | 1495 | { |
124f6e35 JH |
1496 | struct mgmt_cp_unpair_device *cp = data; |
1497 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
1498 | struct hci_cp_disconnect dc; |
1499 | struct pending_cmd *cmd; | |
55ed8ca1 | 1500 | struct hci_conn *conn; |
55ed8ca1 JH |
1501 | int err; |
1502 | ||
09fd0de5 | 1503 | hci_dev_lock(hdev); |
55ed8ca1 | 1504 | |
a8a1d19e | 1505 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
1506 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
1507 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 1508 | |
86a8cfc6 | 1509 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 1510 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
86a8cfc6 JH |
1511 | MGMT_STATUS_NOT_POWERED, |
1512 | &rp, sizeof(rp)); | |
1513 | goto unlock; | |
1514 | } | |
1515 | ||
124f6e35 JH |
1516 | if (cp->addr.type == MGMT_ADDR_BREDR) |
1517 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); | |
1518 | else | |
1519 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr); | |
b0dbfb46 | 1520 | |
55ed8ca1 | 1521 | if (err < 0) { |
bdb6d971 | 1522 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
86a8cfc6 JH |
1523 | MGMT_STATUS_NOT_PAIRED, |
1524 | &rp, sizeof(rp)); | |
55ed8ca1 JH |
1525 | goto unlock; |
1526 | } | |
1527 | ||
86a8cfc6 JH |
1528 | if (cp->disconnect) { |
1529 | if (cp->addr.type == MGMT_ADDR_BREDR) | |
1530 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, | |
124f6e35 | 1531 | &cp->addr.bdaddr); |
86a8cfc6 JH |
1532 | else |
1533 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, | |
124f6e35 | 1534 | &cp->addr.bdaddr); |
86a8cfc6 JH |
1535 | } else { |
1536 | conn = NULL; | |
1537 | } | |
124f6e35 | 1538 | |
a8a1d19e | 1539 | if (!conn) { |
bdb6d971 | 1540 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
aee9b218 | 1541 | &rp, sizeof(rp)); |
b1078ad0 | 1542 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
1543 | goto unlock; |
1544 | } | |
55ed8ca1 | 1545 | |
124f6e35 JH |
1546 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
1547 | sizeof(*cp)); | |
a8a1d19e JH |
1548 | if (!cmd) { |
1549 | err = -ENOMEM; | |
1550 | goto unlock; | |
55ed8ca1 JH |
1551 | } |
1552 | ||
a8a1d19e JH |
1553 | put_unaligned_le16(conn->handle, &dc.handle); |
1554 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
1555 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1556 | if (err < 0) | |
1557 | mgmt_pending_remove(cmd); | |
1558 | ||
55ed8ca1 | 1559 | unlock: |
09fd0de5 | 1560 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
1561 | return err; |
1562 | } | |
1563 | ||
bdb6d971 JH |
1564 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
1565 | u16 len) | |
8962ee74 | 1566 | { |
650f726d | 1567 | struct mgmt_cp_disconnect *cp = data; |
8962ee74 | 1568 | struct hci_cp_disconnect dc; |
366a0336 | 1569 | struct pending_cmd *cmd; |
8962ee74 | 1570 | struct hci_conn *conn; |
8962ee74 JH |
1571 | int err; |
1572 | ||
1573 | BT_DBG(""); | |
1574 | ||
09fd0de5 | 1575 | hci_dev_lock(hdev); |
8962ee74 JH |
1576 | |
1577 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
bdb6d971 | 1578 | err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT, |
ca69b795 | 1579 | MGMT_STATUS_NOT_POWERED); |
8962ee74 JH |
1580 | goto failed; |
1581 | } | |
1582 | ||
2e58ef3e | 1583 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) { |
bdb6d971 | 1584 | err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT, |
ca69b795 | 1585 | MGMT_STATUS_BUSY); |
8962ee74 JH |
1586 | goto failed; |
1587 | } | |
1588 | ||
88c3df13 JH |
1589 | if (cp->addr.type == MGMT_ADDR_BREDR) |
1590 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); | |
1591 | else | |
1592 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 1593 | |
8962ee74 | 1594 | if (!conn) { |
bdb6d971 | 1595 | err = cmd_status(sk, hdev->id, MGMT_OP_DISCONNECT, |
ca69b795 | 1596 | MGMT_STATUS_NOT_CONNECTED); |
8962ee74 JH |
1597 | goto failed; |
1598 | } | |
1599 | ||
2e58ef3e | 1600 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
1601 | if (!cmd) { |
1602 | err = -ENOMEM; | |
8962ee74 | 1603 | goto failed; |
366a0336 | 1604 | } |
8962ee74 JH |
1605 | |
1606 | put_unaligned_le16(conn->handle, &dc.handle); | |
1607 | dc.reason = 0x13; /* Remote User Terminated Connection */ | |
1608 | ||
1609 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1610 | if (err < 0) | |
a664b5bc | 1611 | mgmt_pending_remove(cmd); |
8962ee74 JH |
1612 | |
1613 | failed: | |
09fd0de5 | 1614 | hci_dev_unlock(hdev); |
8962ee74 JH |
1615 | return err; |
1616 | } | |
1617 | ||
48264f06 | 1618 | static u8 link_to_mgmt(u8 link_type, u8 addr_type) |
4c659c39 JH |
1619 | { |
1620 | switch (link_type) { | |
1621 | case LE_LINK: | |
48264f06 JH |
1622 | switch (addr_type) { |
1623 | case ADDR_LE_DEV_PUBLIC: | |
1624 | return MGMT_ADDR_LE_PUBLIC; | |
1625 | case ADDR_LE_DEV_RANDOM: | |
1626 | return MGMT_ADDR_LE_RANDOM; | |
1627 | default: | |
1628 | return MGMT_ADDR_INVALID; | |
1629 | } | |
4c659c39 JH |
1630 | case ACL_LINK: |
1631 | return MGMT_ADDR_BREDR; | |
1632 | default: | |
1633 | return MGMT_ADDR_INVALID; | |
1634 | } | |
1635 | } | |
1636 | ||
0f4e68cf JH |
1637 | static int get_connections(struct sock *sk, struct hci_dev *hdev, |
1638 | void *data, u16 data_len) | |
2784eb41 | 1639 | { |
2784eb41 | 1640 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 1641 | struct hci_conn *c; |
a38528f1 | 1642 | size_t rp_len; |
60fc5fb6 JH |
1643 | int err; |
1644 | u16 i; | |
2784eb41 JH |
1645 | |
1646 | BT_DBG(""); | |
1647 | ||
09fd0de5 | 1648 | hci_dev_lock(hdev); |
2784eb41 | 1649 | |
5f97c1df | 1650 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 1651 | err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
5f97c1df JH |
1652 | MGMT_STATUS_NOT_POWERED); |
1653 | goto unlock; | |
1654 | } | |
1655 | ||
60fc5fb6 | 1656 | i = 0; |
b644ba33 JH |
1657 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
1658 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 1659 | i++; |
2784eb41 JH |
1660 | } |
1661 | ||
60fc5fb6 | 1662 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
a38528f1 JH |
1663 | rp = kmalloc(rp_len, GFP_ATOMIC); |
1664 | if (!rp) { | |
2784eb41 JH |
1665 | err = -ENOMEM; |
1666 | goto unlock; | |
1667 | } | |
1668 | ||
2784eb41 | 1669 | i = 0; |
4c659c39 | 1670 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
1671 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
1672 | continue; | |
4c659c39 | 1673 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
48264f06 | 1674 | rp->addr[i].type = link_to_mgmt(c->type, c->dst_type); |
4c659c39 JH |
1675 | if (rp->addr[i].type == MGMT_ADDR_INVALID) |
1676 | continue; | |
1677 | i++; | |
1678 | } | |
1679 | ||
60fc5fb6 JH |
1680 | put_unaligned_le16(i, &rp->conn_count); |
1681 | ||
4c659c39 JH |
1682 | /* Recalculate length in case of filtered SCO connections, etc */ |
1683 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 1684 | |
bdb6d971 JH |
1685 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
1686 | rp_len); | |
2784eb41 | 1687 | |
a38528f1 | 1688 | kfree(rp); |
5f97c1df JH |
1689 | |
1690 | unlock: | |
09fd0de5 | 1691 | hci_dev_unlock(hdev); |
2784eb41 JH |
1692 | return err; |
1693 | } | |
1694 | ||
bdb6d971 JH |
1695 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
1696 | struct mgmt_cp_pin_code_neg_reply *cp) | |
96d97a67 WR |
1697 | { |
1698 | struct pending_cmd *cmd; | |
1699 | int err; | |
1700 | ||
2e58ef3e | 1701 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
96d97a67 WR |
1702 | sizeof(*cp)); |
1703 | if (!cmd) | |
1704 | return -ENOMEM; | |
1705 | ||
d8457698 JH |
1706 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
1707 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); | |
96d97a67 WR |
1708 | if (err < 0) |
1709 | mgmt_pending_remove(cmd); | |
1710 | ||
1711 | return err; | |
1712 | } | |
1713 | ||
bdb6d971 JH |
1714 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
1715 | u16 len) | |
980e1a53 | 1716 | { |
96d97a67 | 1717 | struct hci_conn *conn; |
650f726d | 1718 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 1719 | struct hci_cp_pin_code_reply reply; |
366a0336 | 1720 | struct pending_cmd *cmd; |
980e1a53 JH |
1721 | int err; |
1722 | ||
1723 | BT_DBG(""); | |
1724 | ||
09fd0de5 | 1725 | hci_dev_lock(hdev); |
980e1a53 | 1726 | |
4b34ee78 | 1727 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 1728 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
ca69b795 | 1729 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
1730 | goto failed; |
1731 | } | |
1732 | ||
d8457698 | 1733 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 1734 | if (!conn) { |
bdb6d971 | 1735 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
ca69b795 | 1736 | MGMT_STATUS_NOT_CONNECTED); |
96d97a67 WR |
1737 | goto failed; |
1738 | } | |
1739 | ||
1740 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
1741 | struct mgmt_cp_pin_code_neg_reply ncp; |
1742 | ||
1743 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
1744 | |
1745 | BT_ERR("PIN code is not 16 bytes long"); | |
1746 | ||
bdb6d971 | 1747 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 1748 | if (err >= 0) |
bdb6d971 | 1749 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
ca69b795 | 1750 | MGMT_STATUS_INVALID_PARAMS); |
96d97a67 WR |
1751 | |
1752 | goto failed; | |
1753 | } | |
1754 | ||
00abfe44 | 1755 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
1756 | if (!cmd) { |
1757 | err = -ENOMEM; | |
980e1a53 | 1758 | goto failed; |
366a0336 | 1759 | } |
980e1a53 | 1760 | |
d8457698 | 1761 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 1762 | reply.pin_len = cp->pin_len; |
24718ca5 | 1763 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
1764 | |
1765 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
1766 | if (err < 0) | |
a664b5bc | 1767 | mgmt_pending_remove(cmd); |
980e1a53 JH |
1768 | |
1769 | failed: | |
09fd0de5 | 1770 | hci_dev_unlock(hdev); |
980e1a53 JH |
1771 | return err; |
1772 | } | |
1773 | ||
bdb6d971 JH |
1774 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
1775 | void *data, u16 len) | |
980e1a53 | 1776 | { |
650f726d | 1777 | struct mgmt_cp_pin_code_neg_reply *cp = data; |
980e1a53 JH |
1778 | int err; |
1779 | ||
1780 | BT_DBG(""); | |
1781 | ||
09fd0de5 | 1782 | hci_dev_lock(hdev); |
980e1a53 | 1783 | |
4b34ee78 | 1784 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 1785 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
ca69b795 | 1786 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
1787 | goto failed; |
1788 | } | |
1789 | ||
bdb6d971 | 1790 | err = send_pin_code_neg_reply(sk, hdev, cp); |
980e1a53 JH |
1791 | |
1792 | failed: | |
09fd0de5 | 1793 | hci_dev_unlock(hdev); |
980e1a53 JH |
1794 | return err; |
1795 | } | |
1796 | ||
bdb6d971 JH |
1797 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, |
1798 | void *data, u16 len) | |
17fa4b9d | 1799 | { |
650f726d | 1800 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
1801 | |
1802 | BT_DBG(""); | |
1803 | ||
09fd0de5 | 1804 | hci_dev_lock(hdev); |
17fa4b9d JH |
1805 | |
1806 | hdev->io_capability = cp->io_capability; | |
1807 | ||
1808 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
b8534e0f | 1809 | hdev->io_capability); |
17fa4b9d | 1810 | |
09fd0de5 | 1811 | hci_dev_unlock(hdev); |
17fa4b9d | 1812 | |
bdb6d971 JH |
1813 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, |
1814 | NULL, 0); | |
17fa4b9d JH |
1815 | } |
1816 | ||
e9a416b5 JH |
1817 | static inline struct pending_cmd *find_pairing(struct hci_conn *conn) |
1818 | { | |
1819 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 1820 | struct pending_cmd *cmd; |
e9a416b5 | 1821 | |
2e58ef3e | 1822 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
1823 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
1824 | continue; | |
1825 | ||
e9a416b5 JH |
1826 | if (cmd->user_data != conn) |
1827 | continue; | |
1828 | ||
1829 | return cmd; | |
1830 | } | |
1831 | ||
1832 | return NULL; | |
1833 | } | |
1834 | ||
1835 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
1836 | { | |
1837 | struct mgmt_rp_pair_device rp; | |
1838 | struct hci_conn *conn = cmd->user_data; | |
1839 | ||
ba4e564f JH |
1840 | bacpy(&rp.addr.bdaddr, &conn->dst); |
1841 | rp.addr.type = link_to_mgmt(conn->type, conn->dst_type); | |
e9a416b5 | 1842 | |
aee9b218 JH |
1843 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, |
1844 | &rp, sizeof(rp)); | |
e9a416b5 JH |
1845 | |
1846 | /* So we don't get further callbacks for this connection */ | |
1847 | conn->connect_cfm_cb = NULL; | |
1848 | conn->security_cfm_cb = NULL; | |
1849 | conn->disconn_cfm_cb = NULL; | |
1850 | ||
1851 | hci_conn_put(conn); | |
1852 | ||
a664b5bc | 1853 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
1854 | } |
1855 | ||
1856 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) | |
1857 | { | |
1858 | struct pending_cmd *cmd; | |
1859 | ||
1860 | BT_DBG("status %u", status); | |
1861 | ||
1862 | cmd = find_pairing(conn); | |
56e5cb86 | 1863 | if (!cmd) |
e9a416b5 | 1864 | BT_DBG("Unable to find a pending command"); |
56e5cb86 | 1865 | else |
e211326c | 1866 | pairing_complete(cmd, mgmt_status(status)); |
e9a416b5 JH |
1867 | } |
1868 | ||
bdb6d971 JH |
1869 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
1870 | u16 len) | |
e9a416b5 | 1871 | { |
650f726d | 1872 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 1873 | struct mgmt_rp_pair_device rp; |
e9a416b5 JH |
1874 | struct pending_cmd *cmd; |
1875 | u8 sec_level, auth_type; | |
1876 | struct hci_conn *conn; | |
e9a416b5 JH |
1877 | int err; |
1878 | ||
1879 | BT_DBG(""); | |
1880 | ||
09fd0de5 | 1881 | hci_dev_lock(hdev); |
e9a416b5 | 1882 | |
5f97c1df | 1883 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 1884 | err = cmd_status(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
5f97c1df JH |
1885 | MGMT_STATUS_NOT_POWERED); |
1886 | goto unlock; | |
1887 | } | |
1888 | ||
c908df36 VCG |
1889 | sec_level = BT_SECURITY_MEDIUM; |
1890 | if (cp->io_cap == 0x03) | |
e9a416b5 | 1891 | auth_type = HCI_AT_DEDICATED_BONDING; |
c908df36 | 1892 | else |
e9a416b5 | 1893 | auth_type = HCI_AT_DEDICATED_BONDING_MITM; |
e9a416b5 | 1894 | |
ba4e564f JH |
1895 | if (cp->addr.type == MGMT_ADDR_BREDR) |
1896 | conn = hci_connect(hdev, ACL_LINK, &cp->addr.bdaddr, sec_level, | |
7a512d01 VCG |
1897 | auth_type); |
1898 | else | |
ba4e564f | 1899 | conn = hci_connect(hdev, LE_LINK, &cp->addr.bdaddr, sec_level, |
7a512d01 VCG |
1900 | auth_type); |
1901 | ||
1425acb7 JH |
1902 | memset(&rp, 0, sizeof(rp)); |
1903 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
1904 | rp.addr.type = cp->addr.type; | |
1905 | ||
30e76272 | 1906 | if (IS_ERR(conn)) { |
bdb6d971 | 1907 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
e211326c JH |
1908 | MGMT_STATUS_CONNECT_FAILED, |
1909 | &rp, sizeof(rp)); | |
e9a416b5 JH |
1910 | goto unlock; |
1911 | } | |
1912 | ||
1913 | if (conn->connect_cfm_cb) { | |
1914 | hci_conn_put(conn); | |
bdb6d971 | 1915 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
e211326c | 1916 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
e9a416b5 JH |
1917 | goto unlock; |
1918 | } | |
1919 | ||
2e58ef3e | 1920 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
1921 | if (!cmd) { |
1922 | err = -ENOMEM; | |
1923 | hci_conn_put(conn); | |
1924 | goto unlock; | |
1925 | } | |
1926 | ||
7a512d01 | 1927 | /* For LE, just connecting isn't a proof that the pairing finished */ |
ba4e564f | 1928 | if (cp->addr.type == MGMT_ADDR_BREDR) |
7a512d01 VCG |
1929 | conn->connect_cfm_cb = pairing_complete_cb; |
1930 | ||
e9a416b5 JH |
1931 | conn->security_cfm_cb = pairing_complete_cb; |
1932 | conn->disconn_cfm_cb = pairing_complete_cb; | |
1933 | conn->io_capability = cp->io_cap; | |
1934 | cmd->user_data = conn; | |
1935 | ||
1936 | if (conn->state == BT_CONNECTED && | |
1937 | hci_conn_security(conn, sec_level, auth_type)) | |
1938 | pairing_complete(cmd, 0); | |
1939 | ||
1940 | err = 0; | |
1941 | ||
1942 | unlock: | |
09fd0de5 | 1943 | hci_dev_unlock(hdev); |
e9a416b5 JH |
1944 | return err; |
1945 | } | |
1946 | ||
bdb6d971 | 1947 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, |
0f4e68cf | 1948 | void *data, u16 len) |
28424707 | 1949 | { |
0f4e68cf | 1950 | struct mgmt_addr_info *addr = data; |
28424707 JH |
1951 | struct pending_cmd *cmd; |
1952 | struct hci_conn *conn; | |
1953 | int err; | |
1954 | ||
1955 | BT_DBG(""); | |
1956 | ||
28424707 JH |
1957 | hci_dev_lock(hdev); |
1958 | ||
5f97c1df | 1959 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 1960 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
5f97c1df JH |
1961 | MGMT_STATUS_NOT_POWERED); |
1962 | goto unlock; | |
1963 | } | |
1964 | ||
28424707 JH |
1965 | cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
1966 | if (!cmd) { | |
bdb6d971 | 1967 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
28424707 JH |
1968 | MGMT_STATUS_INVALID_PARAMS); |
1969 | goto unlock; | |
1970 | } | |
1971 | ||
1972 | conn = cmd->user_data; | |
1973 | ||
1974 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
bdb6d971 | 1975 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
28424707 JH |
1976 | MGMT_STATUS_INVALID_PARAMS); |
1977 | goto unlock; | |
1978 | } | |
1979 | ||
1980 | pairing_complete(cmd, MGMT_STATUS_CANCELLED); | |
1981 | ||
bdb6d971 JH |
1982 | err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
1983 | addr, sizeof(*addr)); | |
28424707 JH |
1984 | unlock: |
1985 | hci_dev_unlock(hdev); | |
28424707 JH |
1986 | return err; |
1987 | } | |
1988 | ||
bdb6d971 JH |
1989 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1990 | bdaddr_t *bdaddr, u8 type, u16 mgmt_op, | |
1991 | u16 hci_op, __le32 passkey) | |
a5c29683 | 1992 | { |
a5c29683 | 1993 | struct pending_cmd *cmd; |
0df4c185 | 1994 | struct hci_conn *conn; |
a5c29683 JH |
1995 | int err; |
1996 | ||
09fd0de5 | 1997 | hci_dev_lock(hdev); |
08ba5382 | 1998 | |
4b34ee78 | 1999 | if (!hdev_is_powered(hdev)) { |
bdb6d971 JH |
2000 | err = cmd_status(sk, hdev->id, mgmt_op, |
2001 | MGMT_STATUS_NOT_POWERED); | |
0df4c185 | 2002 | goto done; |
a5c29683 JH |
2003 | } |
2004 | ||
272d90df JH |
2005 | if (type == MGMT_ADDR_BREDR) |
2006 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, bdaddr); | |
2007 | else | |
47c15e2b | 2008 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, bdaddr); |
272d90df JH |
2009 | |
2010 | if (!conn) { | |
bdb6d971 | 2011 | err = cmd_status(sk, hdev->id, mgmt_op, |
47c15e2b | 2012 | MGMT_STATUS_NOT_CONNECTED); |
272d90df JH |
2013 | goto done; |
2014 | } | |
47c15e2b | 2015 | |
272d90df | 2016 | if (type == MGMT_ADDR_LE_PUBLIC || type == MGMT_ADDR_LE_RANDOM) { |
47c15e2b | 2017 | /* Continue with pairing via SMP */ |
5fe57d9e BG |
2018 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
2019 | ||
2020 | if (!err) | |
bdb6d971 | 2021 | err = cmd_status(sk, hdev->id, mgmt_op, |
5fe57d9e BG |
2022 | MGMT_STATUS_SUCCESS); |
2023 | else | |
bdb6d971 | 2024 | err = cmd_status(sk, hdev->id, mgmt_op, |
5fe57d9e | 2025 | MGMT_STATUS_FAILED); |
47c15e2b | 2026 | |
47c15e2b BG |
2027 | goto done; |
2028 | } | |
2029 | ||
0df4c185 | 2030 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, bdaddr, sizeof(*bdaddr)); |
a5c29683 JH |
2031 | if (!cmd) { |
2032 | err = -ENOMEM; | |
0df4c185 | 2033 | goto done; |
a5c29683 JH |
2034 | } |
2035 | ||
0df4c185 | 2036 | /* Continue with pairing via HCI */ |
604086b7 BG |
2037 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
2038 | struct hci_cp_user_passkey_reply cp; | |
2039 | ||
2040 | bacpy(&cp.bdaddr, bdaddr); | |
2041 | cp.passkey = passkey; | |
2042 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
2043 | } else | |
2044 | err = hci_send_cmd(hdev, hci_op, sizeof(*bdaddr), bdaddr); | |
2045 | ||
a664b5bc JH |
2046 | if (err < 0) |
2047 | mgmt_pending_remove(cmd); | |
a5c29683 | 2048 | |
0df4c185 | 2049 | done: |
09fd0de5 | 2050 | hci_dev_unlock(hdev); |
a5c29683 JH |
2051 | return err; |
2052 | } | |
2053 | ||
bdb6d971 JH |
2054 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, |
2055 | void *data, u16 len) | |
0df4c185 | 2056 | { |
650f726d | 2057 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
2058 | |
2059 | BT_DBG(""); | |
2060 | ||
2061 | if (len != sizeof(*cp)) | |
bdb6d971 | 2062 | return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
0df4c185 BG |
2063 | MGMT_STATUS_INVALID_PARAMS); |
2064 | ||
bdb6d971 | 2065 | return user_pairing_resp(sk, hdev, &cp->addr.bdaddr, cp->addr.type, |
272d90df JH |
2066 | MGMT_OP_USER_CONFIRM_REPLY, |
2067 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
2068 | } |
2069 | ||
bdb6d971 JH |
2070 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
2071 | void *data, u16 len) | |
0df4c185 | 2072 | { |
c9c2659f | 2073 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
2074 | |
2075 | BT_DBG(""); | |
2076 | ||
bdb6d971 | 2077 | return user_pairing_resp(sk, hdev, &cp->addr.bdaddr, cp->addr.type, |
272d90df JH |
2078 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
2079 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
2080 | } |
2081 | ||
bdb6d971 JH |
2082 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, |
2083 | void *data, u16 len) | |
604086b7 | 2084 | { |
650f726d | 2085 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
2086 | |
2087 | BT_DBG(""); | |
2088 | ||
bdb6d971 | 2089 | return user_pairing_resp(sk, hdev, &cp->addr.bdaddr, cp->addr.type, |
272d90df JH |
2090 | MGMT_OP_USER_PASSKEY_REPLY, |
2091 | HCI_OP_USER_PASSKEY_REPLY, | |
2092 | cp->passkey); | |
604086b7 BG |
2093 | } |
2094 | ||
bdb6d971 JH |
2095 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
2096 | void *data, u16 len) | |
604086b7 | 2097 | { |
650f726d | 2098 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
2099 | |
2100 | BT_DBG(""); | |
2101 | ||
bdb6d971 | 2102 | return user_pairing_resp(sk, hdev, &cp->addr.bdaddr, cp->addr.type, |
272d90df JH |
2103 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
2104 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
2105 | } |
2106 | ||
bdb6d971 | 2107 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
b312b161 JH |
2108 | u16 len) |
2109 | { | |
650f726d | 2110 | struct mgmt_cp_set_local_name *mgmt_cp = data; |
b312b161 | 2111 | struct hci_cp_write_local_name hci_cp; |
b312b161 JH |
2112 | struct pending_cmd *cmd; |
2113 | int err; | |
2114 | ||
2115 | BT_DBG(""); | |
2116 | ||
09fd0de5 | 2117 | hci_dev_lock(hdev); |
b312b161 | 2118 | |
28cc7bde JH |
2119 | memcpy(hdev->short_name, mgmt_cp->short_name, |
2120 | sizeof(hdev->short_name)); | |
2121 | ||
b5235a65 | 2122 | if (!hdev_is_powered(hdev)) { |
28cc7bde JH |
2123 | memcpy(hdev->dev_name, mgmt_cp->name, sizeof(hdev->dev_name)); |
2124 | ||
2125 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
2126 | data, len); | |
2127 | if (err < 0) | |
2128 | goto failed; | |
2129 | ||
2130 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, | |
2131 | sk); | |
2132 | ||
b5235a65 JH |
2133 | goto failed; |
2134 | } | |
2135 | ||
28cc7bde | 2136 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
2137 | if (!cmd) { |
2138 | err = -ENOMEM; | |
2139 | goto failed; | |
2140 | } | |
2141 | ||
2142 | memcpy(hci_cp.name, mgmt_cp->name, sizeof(hci_cp.name)); | |
2143 | err = hci_send_cmd(hdev, HCI_OP_WRITE_LOCAL_NAME, sizeof(hci_cp), | |
2144 | &hci_cp); | |
2145 | if (err < 0) | |
2146 | mgmt_pending_remove(cmd); | |
2147 | ||
2148 | failed: | |
09fd0de5 | 2149 | hci_dev_unlock(hdev); |
b312b161 JH |
2150 | return err; |
2151 | } | |
2152 | ||
0f4e68cf JH |
2153 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
2154 | void *data, u16 data_len) | |
c35938b2 | 2155 | { |
c35938b2 SJ |
2156 | struct pending_cmd *cmd; |
2157 | int err; | |
2158 | ||
bdb6d971 | 2159 | BT_DBG("%s", hdev->name); |
c35938b2 | 2160 | |
09fd0de5 | 2161 | hci_dev_lock(hdev); |
c35938b2 | 2162 | |
4b34ee78 | 2163 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2164 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
ca69b795 | 2165 | MGMT_STATUS_NOT_POWERED); |
c35938b2 SJ |
2166 | goto unlock; |
2167 | } | |
2168 | ||
2169 | if (!(hdev->features[6] & LMP_SIMPLE_PAIR)) { | |
bdb6d971 | 2170 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
ca69b795 | 2171 | MGMT_STATUS_NOT_SUPPORTED); |
c35938b2 SJ |
2172 | goto unlock; |
2173 | } | |
2174 | ||
2e58ef3e | 2175 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
bdb6d971 | 2176 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
ca69b795 | 2177 | MGMT_STATUS_BUSY); |
c35938b2 SJ |
2178 | goto unlock; |
2179 | } | |
2180 | ||
2e58ef3e | 2181 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
2182 | if (!cmd) { |
2183 | err = -ENOMEM; | |
2184 | goto unlock; | |
2185 | } | |
2186 | ||
2187 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
2188 | if (err < 0) | |
2189 | mgmt_pending_remove(cmd); | |
2190 | ||
2191 | unlock: | |
09fd0de5 | 2192 | hci_dev_unlock(hdev); |
c35938b2 SJ |
2193 | return err; |
2194 | } | |
2195 | ||
bdb6d971 JH |
2196 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
2197 | void *data, u16 len) | |
2763eda6 | 2198 | { |
650f726d | 2199 | struct mgmt_cp_add_remote_oob_data *cp = data; |
bf1e3541 | 2200 | u8 status; |
2763eda6 SJ |
2201 | int err; |
2202 | ||
bdb6d971 | 2203 | BT_DBG("%s ", hdev->name); |
2763eda6 | 2204 | |
09fd0de5 | 2205 | hci_dev_lock(hdev); |
2763eda6 | 2206 | |
5f97c1df | 2207 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2208 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, |
5f97c1df JH |
2209 | MGMT_STATUS_NOT_POWERED, |
2210 | &cp->addr, sizeof(cp->addr)); | |
2211 | goto unlock; | |
2212 | } | |
2213 | ||
664ce4cc | 2214 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, cp->hash, |
2763eda6 SJ |
2215 | cp->randomizer); |
2216 | if (err < 0) | |
bf1e3541 | 2217 | status = MGMT_STATUS_FAILED; |
2763eda6 | 2218 | else |
bf1e3541 JH |
2219 | status = 0; |
2220 | ||
bdb6d971 | 2221 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, status, |
bf1e3541 | 2222 | &cp->addr, sizeof(cp->addr)); |
2763eda6 | 2223 | |
5f97c1df | 2224 | unlock: |
09fd0de5 | 2225 | hci_dev_unlock(hdev); |
2763eda6 SJ |
2226 | return err; |
2227 | } | |
2228 | ||
bdb6d971 | 2229 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
650f726d | 2230 | void *data, u16 len) |
2763eda6 | 2231 | { |
650f726d | 2232 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 2233 | u8 status; |
2763eda6 SJ |
2234 | int err; |
2235 | ||
bdb6d971 | 2236 | BT_DBG("%s", hdev->name); |
2763eda6 | 2237 | |
09fd0de5 | 2238 | hci_dev_lock(hdev); |
2763eda6 | 2239 | |
5f97c1df | 2240 | if (!hdev_is_powered(hdev)) { |
bdb6d971 JH |
2241 | err = cmd_complete(sk, hdev->id, |
2242 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
2243 | MGMT_STATUS_NOT_POWERED, | |
2244 | &cp->addr, sizeof(cp->addr)); | |
5f97c1df JH |
2245 | goto unlock; |
2246 | } | |
2247 | ||
664ce4cc | 2248 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr); |
2763eda6 | 2249 | if (err < 0) |
bf1e3541 | 2250 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 2251 | else |
bf1e3541 JH |
2252 | status = 0; |
2253 | ||
bdb6d971 JH |
2254 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
2255 | status, &cp->addr, sizeof(cp->addr)); | |
2763eda6 | 2256 | |
5f97c1df | 2257 | unlock: |
09fd0de5 | 2258 | hci_dev_unlock(hdev); |
2763eda6 SJ |
2259 | return err; |
2260 | } | |
2261 | ||
5e0452c0 AG |
2262 | int mgmt_interleaved_discovery(struct hci_dev *hdev) |
2263 | { | |
2264 | int err; | |
2265 | ||
2266 | BT_DBG("%s", hdev->name); | |
2267 | ||
2268 | hci_dev_lock(hdev); | |
2269 | ||
2270 | err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR_LE); | |
2271 | if (err < 0) | |
2272 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
2273 | ||
2274 | hci_dev_unlock(hdev); | |
2275 | ||
2276 | return err; | |
2277 | } | |
2278 | ||
bdb6d971 | 2279 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
650f726d | 2280 | void *data, u16 len) |
14a53664 | 2281 | { |
650f726d | 2282 | struct mgmt_cp_start_discovery *cp = data; |
14a53664 | 2283 | struct pending_cmd *cmd; |
14a53664 JH |
2284 | int err; |
2285 | ||
bdb6d971 | 2286 | BT_DBG("%s", hdev->name); |
14a53664 | 2287 | |
09fd0de5 | 2288 | hci_dev_lock(hdev); |
14a53664 | 2289 | |
4b34ee78 | 2290 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2291 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
ca69b795 | 2292 | MGMT_STATUS_NOT_POWERED); |
bd2d1334 JH |
2293 | goto failed; |
2294 | } | |
2295 | ||
ff9ef578 | 2296 | if (hdev->discovery.state != DISCOVERY_STOPPED) { |
bdb6d971 JH |
2297 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
2298 | MGMT_STATUS_BUSY); | |
ff9ef578 JH |
2299 | goto failed; |
2300 | } | |
2301 | ||
2e58ef3e | 2302 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
2303 | if (!cmd) { |
2304 | err = -ENOMEM; | |
2305 | goto failed; | |
2306 | } | |
2307 | ||
4aab14e5 AG |
2308 | hdev->discovery.type = cp->type; |
2309 | ||
2310 | switch (hdev->discovery.type) { | |
f39799f5 | 2311 | case DISCOV_TYPE_BREDR: |
8b90129c AG |
2312 | if (lmp_bredr_capable(hdev)) |
2313 | err = hci_do_inquiry(hdev, INQUIRY_LEN_BREDR); | |
2314 | else | |
2315 | err = -ENOTSUPP; | |
f39799f5 AG |
2316 | break; |
2317 | ||
2318 | case DISCOV_TYPE_LE: | |
8b90129c AG |
2319 | if (lmp_host_le_capable(hdev)) |
2320 | err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT, | |
3fd24153 | 2321 | LE_SCAN_WIN, LE_SCAN_TIMEOUT_LE_ONLY); |
8b90129c AG |
2322 | else |
2323 | err = -ENOTSUPP; | |
f39799f5 AG |
2324 | break; |
2325 | ||
5e0452c0 | 2326 | case DISCOV_TYPE_INTERLEAVED: |
426c189a AG |
2327 | if (lmp_host_le_capable(hdev) && lmp_bredr_capable(hdev)) |
2328 | err = hci_le_scan(hdev, LE_SCAN_TYPE, LE_SCAN_INT, | |
2329 | LE_SCAN_WIN, LE_SCAN_TIMEOUT_BREDR_LE); | |
2330 | else | |
2331 | err = -ENOTSUPP; | |
5e0452c0 AG |
2332 | break; |
2333 | ||
f39799f5 | 2334 | default: |
3fd24153 | 2335 | err = -EINVAL; |
f39799f5 | 2336 | } |
3fd24153 | 2337 | |
14a53664 JH |
2338 | if (err < 0) |
2339 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
2340 | else |
2341 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
2342 | |
2343 | failed: | |
09fd0de5 | 2344 | hci_dev_unlock(hdev); |
14a53664 JH |
2345 | return err; |
2346 | } | |
2347 | ||
bdb6d971 JH |
2348 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
2349 | u16 len) | |
14a53664 | 2350 | { |
d930650b | 2351 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
14a53664 | 2352 | struct pending_cmd *cmd; |
30dc78e1 JH |
2353 | struct hci_cp_remote_name_req_cancel cp; |
2354 | struct inquiry_entry *e; | |
14a53664 JH |
2355 | int err; |
2356 | ||
bdb6d971 | 2357 | BT_DBG("%s", hdev->name); |
14a53664 | 2358 | |
09fd0de5 | 2359 | hci_dev_lock(hdev); |
14a53664 | 2360 | |
30dc78e1 | 2361 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 2362 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
d930650b JH |
2363 | MGMT_STATUS_REJECTED, |
2364 | &mgmt_cp->type, sizeof(mgmt_cp->type)); | |
2365 | goto unlock; | |
2366 | } | |
2367 | ||
2368 | if (hdev->discovery.type != mgmt_cp->type) { | |
bdb6d971 | 2369 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
d930650b JH |
2370 | MGMT_STATUS_INVALID_PARAMS, |
2371 | &mgmt_cp->type, sizeof(mgmt_cp->type)); | |
30dc78e1 | 2372 | goto unlock; |
ff9ef578 JH |
2373 | } |
2374 | ||
2e58ef3e | 2375 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
2376 | if (!cmd) { |
2377 | err = -ENOMEM; | |
30dc78e1 JH |
2378 | goto unlock; |
2379 | } | |
2380 | ||
343f935b | 2381 | if (hdev->discovery.state == DISCOVERY_FINDING) { |
30dc78e1 JH |
2382 | err = hci_cancel_inquiry(hdev); |
2383 | if (err < 0) | |
2384 | mgmt_pending_remove(cmd); | |
2385 | else | |
2386 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
2387 | goto unlock; | |
2388 | } | |
2389 | ||
2390 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, NAME_PENDING); | |
2391 | if (!e) { | |
2392 | mgmt_pending_remove(cmd); | |
bdb6d971 | 2393 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, 0, |
d930650b | 2394 | &mgmt_cp->type, sizeof(mgmt_cp->type)); |
30dc78e1 JH |
2395 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); |
2396 | goto unlock; | |
14a53664 JH |
2397 | } |
2398 | ||
30dc78e1 JH |
2399 | bacpy(&cp.bdaddr, &e->data.bdaddr); |
2400 | err = hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ_CANCEL, | |
2401 | sizeof(cp), &cp); | |
14a53664 JH |
2402 | if (err < 0) |
2403 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
2404 | else |
2405 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
14a53664 | 2406 | |
30dc78e1 | 2407 | unlock: |
09fd0de5 | 2408 | hci_dev_unlock(hdev); |
14a53664 JH |
2409 | return err; |
2410 | } | |
2411 | ||
bdb6d971 JH |
2412 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
2413 | u16 len) | |
561aafbc | 2414 | { |
650f726d | 2415 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 2416 | struct inquiry_entry *e; |
561aafbc JH |
2417 | int err; |
2418 | ||
bdb6d971 | 2419 | BT_DBG("%s", hdev->name); |
561aafbc | 2420 | |
561aafbc JH |
2421 | hci_dev_lock(hdev); |
2422 | ||
30dc78e1 | 2423 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 2424 | err = cmd_status(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
30dc78e1 JH |
2425 | MGMT_STATUS_FAILED); |
2426 | goto failed; | |
2427 | } | |
2428 | ||
a198e7b1 | 2429 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 2430 | if (!e) { |
bdb6d971 JH |
2431 | err = cmd_status(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
2432 | MGMT_STATUS_INVALID_PARAMS); | |
561aafbc JH |
2433 | goto failed; |
2434 | } | |
2435 | ||
2436 | if (cp->name_known) { | |
2437 | e->name_state = NAME_KNOWN; | |
2438 | list_del(&e->list); | |
2439 | } else { | |
2440 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 2441 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
2442 | } |
2443 | ||
2444 | err = 0; | |
2445 | ||
2446 | failed: | |
2447 | hci_dev_unlock(hdev); | |
561aafbc JH |
2448 | return err; |
2449 | } | |
2450 | ||
bdb6d971 JH |
2451 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
2452 | u16 len) | |
7fbec224 | 2453 | { |
650f726d | 2454 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 2455 | u8 status; |
7fbec224 AJ |
2456 | int err; |
2457 | ||
bdb6d971 | 2458 | BT_DBG("%s", hdev->name); |
7fbec224 | 2459 | |
09fd0de5 | 2460 | hci_dev_lock(hdev); |
5e762444 | 2461 | |
88c1fe4b | 2462 | err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 2463 | if (err < 0) |
f0eeea8b | 2464 | status = MGMT_STATUS_FAILED; |
7fbec224 | 2465 | else |
f0eeea8b JH |
2466 | status = 0; |
2467 | ||
bdb6d971 | 2468 | err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
f0eeea8b | 2469 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 2470 | |
09fd0de5 | 2471 | hci_dev_unlock(hdev); |
7fbec224 AJ |
2472 | |
2473 | return err; | |
2474 | } | |
2475 | ||
bdb6d971 JH |
2476 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
2477 | u16 len) | |
7fbec224 | 2478 | { |
650f726d | 2479 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 2480 | u8 status; |
7fbec224 AJ |
2481 | int err; |
2482 | ||
bdb6d971 | 2483 | BT_DBG("%s", hdev->name); |
7fbec224 | 2484 | |
09fd0de5 | 2485 | hci_dev_lock(hdev); |
5e762444 | 2486 | |
88c1fe4b | 2487 | err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 2488 | if (err < 0) |
f0eeea8b | 2489 | status = MGMT_STATUS_INVALID_PARAMS; |
7fbec224 | 2490 | else |
f0eeea8b JH |
2491 | status = 0; |
2492 | ||
bdb6d971 | 2493 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
f0eeea8b | 2494 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 2495 | |
09fd0de5 | 2496 | hci_dev_unlock(hdev); |
7fbec224 AJ |
2497 | |
2498 | return err; | |
2499 | } | |
2500 | ||
bdb6d971 JH |
2501 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
2502 | void *data, u16 len) | |
f6422ec6 | 2503 | { |
650f726d | 2504 | struct mgmt_mode *cp = data; |
f6422ec6 AJ |
2505 | struct hci_cp_write_page_scan_activity acp; |
2506 | u8 type; | |
2507 | int err; | |
2508 | ||
bdb6d971 | 2509 | BT_DBG("%s", hdev->name); |
f6422ec6 | 2510 | |
5400c044 | 2511 | if (!hdev_is_powered(hdev)) |
bdb6d971 | 2512 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
5400c044 JH |
2513 | MGMT_STATUS_NOT_POWERED); |
2514 | ||
2515 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
bdb6d971 JH |
2516 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
2517 | MGMT_STATUS_REJECTED); | |
f6422ec6 AJ |
2518 | |
2519 | hci_dev_lock(hdev); | |
2520 | ||
f7c6869c | 2521 | if (cp->val) { |
f6422ec6 AJ |
2522 | type = PAGE_SCAN_TYPE_INTERLACED; |
2523 | acp.interval = 0x0024; /* 22.5 msec page scan interval */ | |
2524 | } else { | |
2525 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
2526 | acp.interval = 0x0800; /* default 1.28 sec page scan */ | |
2527 | } | |
2528 | ||
2529 | acp.window = 0x0012; /* default 11.25 msec page scan window */ | |
2530 | ||
2531 | err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
2532 | sizeof(acp), &acp); | |
2533 | if (err < 0) { | |
bdb6d971 JH |
2534 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
2535 | MGMT_STATUS_FAILED); | |
f6422ec6 AJ |
2536 | goto done; |
2537 | } | |
2538 | ||
2539 | err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
2540 | if (err < 0) { | |
bdb6d971 JH |
2541 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
2542 | MGMT_STATUS_FAILED); | |
f6422ec6 AJ |
2543 | goto done; |
2544 | } | |
2545 | ||
bdb6d971 | 2546 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, 0, |
aee9b218 | 2547 | NULL, 0); |
f6422ec6 AJ |
2548 | done: |
2549 | hci_dev_unlock(hdev); | |
f6422ec6 AJ |
2550 | return err; |
2551 | } | |
2552 | ||
bdb6d971 | 2553 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
346af67b VCG |
2554 | void *cp_data, u16 len) |
2555 | { | |
346af67b VCG |
2556 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
2557 | u16 key_count, expected_len; | |
2558 | int i; | |
2559 | ||
346af67b VCG |
2560 | key_count = get_unaligned_le16(&cp->key_count); |
2561 | ||
2562 | expected_len = sizeof(*cp) + key_count * | |
2563 | sizeof(struct mgmt_ltk_info); | |
2564 | if (expected_len != len) { | |
2565 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
2566 | len, expected_len); | |
bdb6d971 | 2567 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
346af67b VCG |
2568 | EINVAL); |
2569 | } | |
2570 | ||
bdb6d971 | 2571 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b VCG |
2572 | |
2573 | hci_dev_lock(hdev); | |
2574 | ||
2575 | hci_smp_ltks_clear(hdev); | |
2576 | ||
2577 | for (i = 0; i < key_count; i++) { | |
2578 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
2579 | u8 type; | |
2580 | ||
2581 | if (key->master) | |
2582 | type = HCI_SMP_LTK; | |
2583 | else | |
2584 | type = HCI_SMP_LTK_SLAVE; | |
2585 | ||
2586 | hci_add_ltk(hdev, &key->addr.bdaddr, key->addr.type, | |
2587 | type, 0, key->authenticated, key->val, | |
2588 | key->enc_size, key->ediv, key->rand); | |
2589 | } | |
2590 | ||
2591 | hci_dev_unlock(hdev); | |
346af67b VCG |
2592 | |
2593 | return 0; | |
2594 | } | |
2595 | ||
0f4e68cf JH |
2596 | struct mgmt_handler { |
2597 | int (*func) (struct sock *sk, struct hci_dev *hdev, | |
2598 | void *data, u16 data_len); | |
be22b54e JH |
2599 | bool var_len; |
2600 | size_t data_len; | |
0f4e68cf JH |
2601 | } mgmt_handlers[] = { |
2602 | { NULL }, /* 0x0000 (no command) */ | |
be22b54e JH |
2603 | { read_version, false, MGMT_READ_VERSION_SIZE }, |
2604 | { read_commands, false, MGMT_READ_COMMANDS_SIZE }, | |
2605 | { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE }, | |
2606 | { read_controller_info, false, MGMT_READ_INFO_SIZE }, | |
2607 | { set_powered, false, MGMT_SETTING_SIZE }, | |
2608 | { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE }, | |
2609 | { set_connectable, false, MGMT_SETTING_SIZE }, | |
2610 | { set_fast_connectable, false, MGMT_SETTING_SIZE }, | |
2611 | { set_pairable, false, MGMT_SETTING_SIZE }, | |
2612 | { set_link_security, false, MGMT_SETTING_SIZE }, | |
2613 | { set_ssp, false, MGMT_SETTING_SIZE }, | |
2614 | { set_hs, false, MGMT_SETTING_SIZE }, | |
2615 | { set_le, false, MGMT_SETTING_SIZE }, | |
2616 | { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE }, | |
2617 | { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE }, | |
2618 | { add_uuid, false, MGMT_ADD_UUID_SIZE }, | |
2619 | { remove_uuid, false, MGMT_REMOVE_UUID_SIZE }, | |
2620 | { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE }, | |
2621 | { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE }, | |
2622 | { disconnect, false, MGMT_DISCONNECT_SIZE }, | |
2623 | { get_connections, false, MGMT_GET_CONNECTIONS_SIZE }, | |
2624 | { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE }, | |
2625 | { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
2626 | { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE }, | |
2627 | { pair_device, false, MGMT_PAIR_DEVICE_SIZE }, | |
2628 | { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
2629 | { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE }, | |
2630 | { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
2631 | { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
2632 | { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
2633 | { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
2634 | { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE }, | |
2635 | { add_remote_oob_data, false, MGMT_ADD_REMOTE_OOB_DATA_SIZE }, | |
2636 | { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, | |
2637 | { start_discovery, false, MGMT_START_DISCOVERY_SIZE }, | |
2638 | { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE }, | |
2639 | { confirm_name, false, MGMT_CONFIRM_NAME_SIZE }, | |
2640 | { block_device, false, MGMT_BLOCK_DEVICE_SIZE }, | |
2641 | { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE }, | |
0f4e68cf JH |
2642 | }; |
2643 | ||
2644 | ||
0381101f JH |
2645 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
2646 | { | |
650f726d VCG |
2647 | void *buf; |
2648 | u8 *cp; | |
0381101f | 2649 | struct mgmt_hdr *hdr; |
4e51eae9 | 2650 | u16 opcode, index, len; |
bdb6d971 | 2651 | struct hci_dev *hdev = NULL; |
be22b54e | 2652 | struct mgmt_handler *handler; |
0381101f JH |
2653 | int err; |
2654 | ||
2655 | BT_DBG("got %zu bytes", msglen); | |
2656 | ||
2657 | if (msglen < sizeof(*hdr)) | |
2658 | return -EINVAL; | |
2659 | ||
e63a15ec | 2660 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
2661 | if (!buf) |
2662 | return -ENOMEM; | |
2663 | ||
2664 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
2665 | err = -EFAULT; | |
2666 | goto done; | |
2667 | } | |
2668 | ||
650f726d | 2669 | hdr = buf; |
0381101f | 2670 | opcode = get_unaligned_le16(&hdr->opcode); |
4e51eae9 | 2671 | index = get_unaligned_le16(&hdr->index); |
0381101f JH |
2672 | len = get_unaligned_le16(&hdr->len); |
2673 | ||
2674 | if (len != msglen - sizeof(*hdr)) { | |
2675 | err = -EINVAL; | |
2676 | goto done; | |
2677 | } | |
2678 | ||
0f4e68cf | 2679 | if (index != MGMT_INDEX_NONE) { |
bdb6d971 JH |
2680 | hdev = hci_dev_get(index); |
2681 | if (!hdev) { | |
2682 | err = cmd_status(sk, index, opcode, | |
5f159032 | 2683 | MGMT_STATUS_INVALID_INDEX); |
bdb6d971 JH |
2684 | goto done; |
2685 | } | |
2686 | } | |
2687 | ||
0f4e68cf JH |
2688 | if (opcode >= ARRAY_SIZE(mgmt_handlers) || |
2689 | mgmt_handlers[opcode].func == NULL) { | |
0381101f | 2690 | BT_DBG("Unknown op %u", opcode); |
ca69b795 JH |
2691 | err = cmd_status(sk, index, opcode, |
2692 | MGMT_STATUS_UNKNOWN_COMMAND); | |
0f4e68cf JH |
2693 | goto done; |
2694 | } | |
2695 | ||
2696 | if ((hdev && opcode < MGMT_OP_READ_INFO) || | |
2697 | (!hdev && opcode >= MGMT_OP_READ_INFO)) { | |
2698 | err = cmd_status(sk, index, opcode, | |
5f159032 | 2699 | MGMT_STATUS_INVALID_INDEX); |
0f4e68cf | 2700 | goto done; |
0381101f JH |
2701 | } |
2702 | ||
be22b54e JH |
2703 | handler = &mgmt_handlers[opcode]; |
2704 | ||
2705 | if ((handler->var_len && len < handler->data_len) || | |
2706 | (!handler->var_len && len != handler->data_len)) { | |
2707 | err = cmd_status(sk, index, opcode, | |
2708 | MGMT_STATUS_INVALID_PARAMS); | |
2709 | goto done; | |
2710 | } | |
2711 | ||
0f4e68cf JH |
2712 | if (hdev) |
2713 | mgmt_init_hdev(sk, hdev); | |
2714 | ||
2715 | cp = buf + sizeof(*hdr); | |
2716 | ||
be22b54e | 2717 | err = handler->func(sk, hdev, cp, len); |
e41d8b4e JH |
2718 | if (err < 0) |
2719 | goto done; | |
2720 | ||
0381101f JH |
2721 | err = msglen; |
2722 | ||
2723 | done: | |
bdb6d971 JH |
2724 | if (hdev) |
2725 | hci_dev_put(hdev); | |
2726 | ||
0381101f JH |
2727 | kfree(buf); |
2728 | return err; | |
2729 | } | |
c71e97bf | 2730 | |
b24752fe JH |
2731 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) |
2732 | { | |
2733 | u8 *status = data; | |
2734 | ||
2735 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
2736 | mgmt_pending_remove(cmd); | |
2737 | } | |
2738 | ||
744cf19e | 2739 | int mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 2740 | { |
744cf19e | 2741 | return mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL); |
c71e97bf JH |
2742 | } |
2743 | ||
744cf19e | 2744 | int mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 2745 | { |
5f159032 | 2746 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 2747 | |
744cf19e | 2748 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe | 2749 | |
744cf19e | 2750 | return mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL); |
eec8d2bc JH |
2751 | } |
2752 | ||
73f22f62 | 2753 | struct cmd_lookup { |
eec8d2bc | 2754 | struct sock *sk; |
69ab39ea | 2755 | struct hci_dev *hdev; |
90e70454 | 2756 | u8 mgmt_status; |
eec8d2bc JH |
2757 | }; |
2758 | ||
69ab39ea | 2759 | static void settings_rsp(struct pending_cmd *cmd, void *data) |
eec8d2bc | 2760 | { |
73f22f62 | 2761 | struct cmd_lookup *match = data; |
eec8d2bc | 2762 | |
69ab39ea | 2763 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); |
eec8d2bc JH |
2764 | |
2765 | list_del(&cmd->list); | |
2766 | ||
2767 | if (match->sk == NULL) { | |
2768 | match->sk = cmd->sk; | |
2769 | sock_hold(match->sk); | |
2770 | } | |
2771 | ||
2772 | mgmt_pending_free(cmd); | |
c71e97bf | 2773 | } |
5add6af8 | 2774 | |
744cf19e | 2775 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
5add6af8 | 2776 | { |
76a7f3a4 | 2777 | struct cmd_lookup match = { NULL, hdev }; |
7bb895d6 | 2778 | int err; |
5add6af8 | 2779 | |
5e5282bb JH |
2780 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
2781 | return 0; | |
2782 | ||
69ab39ea | 2783 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
5add6af8 | 2784 | |
5e5282bb JH |
2785 | if (powered) { |
2786 | u8 scan = 0; | |
2787 | ||
2788 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
2789 | scan |= SCAN_PAGE; | |
2790 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
2791 | scan |= SCAN_INQUIRY; | |
2792 | ||
2793 | if (scan) | |
2794 | hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
504c8dcd JH |
2795 | |
2796 | update_class(hdev); | |
2797 | update_eir(hdev); | |
5e5282bb | 2798 | } else { |
d4f68526 | 2799 | u8 status = MGMT_STATUS_NOT_POWERED; |
744cf19e | 2800 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe JH |
2801 | } |
2802 | ||
beadb2bd | 2803 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
2804 | |
2805 | if (match.sk) | |
2806 | sock_put(match.sk); | |
2807 | ||
7bb895d6 | 2808 | return err; |
5add6af8 | 2809 | } |
73f22f62 | 2810 | |
744cf19e | 2811 | int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable) |
73f22f62 | 2812 | { |
76a7f3a4 | 2813 | struct cmd_lookup match = { NULL, hdev }; |
5e5282bb JH |
2814 | bool changed = false; |
2815 | int err = 0; | |
73f22f62 | 2816 | |
5e5282bb JH |
2817 | if (discoverable) { |
2818 | if (!test_and_set_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
2819 | changed = true; | |
2820 | } else { | |
2821 | if (test_and_clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
2822 | changed = true; | |
2823 | } | |
73f22f62 | 2824 | |
ed9b5f2f JH |
2825 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, settings_rsp, |
2826 | &match); | |
2827 | ||
beadb2bd JH |
2828 | if (changed) |
2829 | err = new_settings(hdev, match.sk); | |
5e5282bb | 2830 | |
73f22f62 JH |
2831 | if (match.sk) |
2832 | sock_put(match.sk); | |
2833 | ||
7bb895d6 | 2834 | return err; |
73f22f62 | 2835 | } |
9fbcbb45 | 2836 | |
744cf19e | 2837 | int mgmt_connectable(struct hci_dev *hdev, u8 connectable) |
9fbcbb45 | 2838 | { |
76a7f3a4 | 2839 | struct cmd_lookup match = { NULL, hdev }; |
5e5282bb JH |
2840 | bool changed = false; |
2841 | int err = 0; | |
9fbcbb45 | 2842 | |
5e5282bb JH |
2843 | if (connectable) { |
2844 | if (!test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
2845 | changed = true; | |
2846 | } else { | |
2847 | if (test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
2848 | changed = true; | |
2849 | } | |
9fbcbb45 | 2850 | |
ed9b5f2f JH |
2851 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, settings_rsp, |
2852 | &match); | |
2853 | ||
beadb2bd JH |
2854 | if (changed) |
2855 | err = new_settings(hdev, match.sk); | |
9fbcbb45 JH |
2856 | |
2857 | if (match.sk) | |
2858 | sock_put(match.sk); | |
2859 | ||
7bb895d6 | 2860 | return err; |
9fbcbb45 | 2861 | } |
55ed8ca1 | 2862 | |
744cf19e | 2863 | int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status) |
2d7cee58 | 2864 | { |
ca69b795 JH |
2865 | u8 mgmt_err = mgmt_status(status); |
2866 | ||
2d7cee58 | 2867 | if (scan & SCAN_PAGE) |
744cf19e | 2868 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, |
ca69b795 | 2869 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
2870 | |
2871 | if (scan & SCAN_INQUIRY) | |
744cf19e | 2872 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, |
ca69b795 | 2873 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
2874 | |
2875 | return 0; | |
2876 | } | |
2877 | ||
744cf19e JH |
2878 | int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
2879 | u8 persistent) | |
55ed8ca1 | 2880 | { |
86742e1e | 2881 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 2882 | |
a492cd52 | 2883 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 2884 | |
a492cd52 | 2885 | ev.store_hint = persistent; |
d753fdc4 JH |
2886 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
2887 | ev.key.addr.type = MGMT_ADDR_BREDR; | |
a492cd52 VCG |
2888 | ev.key.type = key->type; |
2889 | memcpy(ev.key.val, key->val, 16); | |
2890 | ev.key.pin_len = key->pin_len; | |
55ed8ca1 | 2891 | |
744cf19e | 2892 | return mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 2893 | } |
f7520543 | 2894 | |
346af67b VCG |
2895 | int mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, u8 persistent) |
2896 | { | |
2897 | struct mgmt_ev_new_long_term_key ev; | |
2898 | ||
2899 | memset(&ev, 0, sizeof(ev)); | |
2900 | ||
2901 | ev.store_hint = persistent; | |
2902 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); | |
2903 | ev.key.addr.type = key->bdaddr_type; | |
2904 | ev.key.authenticated = key->authenticated; | |
2905 | ev.key.enc_size = key->enc_size; | |
2906 | ev.key.ediv = key->ediv; | |
2907 | ||
2908 | if (key->type == HCI_SMP_LTK) | |
2909 | ev.key.master = 1; | |
2910 | ||
2911 | memcpy(ev.key.rand, key->rand, sizeof(key->rand)); | |
2912 | memcpy(ev.key.val, key->val, sizeof(key->val)); | |
2913 | ||
2914 | return mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, | |
2915 | &ev, sizeof(ev), NULL); | |
2916 | } | |
2917 | ||
afc747a6 | 2918 | int mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
08c79b61 JH |
2919 | u8 addr_type, u32 flags, u8 *name, |
2920 | u8 name_len, u8 *dev_class) | |
f7520543 | 2921 | { |
b644ba33 JH |
2922 | char buf[512]; |
2923 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
2924 | u16 eir_len = 0; | |
f7520543 | 2925 | |
b644ba33 JH |
2926 | bacpy(&ev->addr.bdaddr, bdaddr); |
2927 | ev->addr.type = link_to_mgmt(link_type, addr_type); | |
f7520543 | 2928 | |
c95f0ba7 | 2929 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 2930 | |
b644ba33 JH |
2931 | if (name_len > 0) |
2932 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
2933 | name, name_len); | |
2934 | ||
2935 | if (dev_class && memcmp(dev_class, "\0\0\0", 3) != 0) | |
2936 | eir_len = eir_append_data(&ev->eir[eir_len], eir_len, | |
2937 | EIR_CLASS_OF_DEV, dev_class, 3); | |
2938 | ||
2939 | put_unaligned_le16(eir_len, &ev->eir_len); | |
2940 | ||
2941 | return mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, | |
2942 | sizeof(*ev) + eir_len, NULL); | |
f7520543 JH |
2943 | } |
2944 | ||
8962ee74 JH |
2945 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
2946 | { | |
c68fb7ff | 2947 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 2948 | struct sock **sk = data; |
a38528f1 | 2949 | struct mgmt_rp_disconnect rp; |
8962ee74 | 2950 | |
88c3df13 JH |
2951 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2952 | rp.addr.type = cp->addr.type; | |
8962ee74 | 2953 | |
aee9b218 JH |
2954 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp, |
2955 | sizeof(rp)); | |
8962ee74 JH |
2956 | |
2957 | *sk = cmd->sk; | |
2958 | sock_hold(*sk); | |
2959 | ||
a664b5bc | 2960 | mgmt_pending_remove(cmd); |
8962ee74 JH |
2961 | } |
2962 | ||
124f6e35 | 2963 | static void unpair_device_rsp(struct pending_cmd *cmd, void *data) |
a8a1d19e | 2964 | { |
b1078ad0 | 2965 | struct hci_dev *hdev = data; |
124f6e35 JH |
2966 | struct mgmt_cp_unpair_device *cp = cmd->param; |
2967 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
2968 | |
2969 | memset(&rp, 0, sizeof(rp)); | |
124f6e35 JH |
2970 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
2971 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 2972 | |
b1078ad0 JH |
2973 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
2974 | ||
aee9b218 | 2975 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp)); |
a8a1d19e JH |
2976 | |
2977 | mgmt_pending_remove(cmd); | |
2978 | } | |
2979 | ||
afc747a6 JH |
2980 | int mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
2981 | u8 link_type, u8 addr_type) | |
f7520543 | 2982 | { |
4c659c39 | 2983 | struct mgmt_addr_info ev; |
8962ee74 JH |
2984 | struct sock *sk = NULL; |
2985 | int err; | |
2986 | ||
744cf19e | 2987 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 2988 | |
f7520543 | 2989 | bacpy(&ev.bdaddr, bdaddr); |
48264f06 | 2990 | ev.type = link_to_mgmt(link_type, addr_type); |
f7520543 | 2991 | |
afc747a6 JH |
2992 | err = mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), |
2993 | sk); | |
8962ee74 JH |
2994 | |
2995 | if (sk) | |
2996 | sock_put(sk); | |
2997 | ||
124f6e35 | 2998 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
b1078ad0 | 2999 | hdev); |
a8a1d19e | 3000 | |
8962ee74 JH |
3001 | return err; |
3002 | } | |
3003 | ||
88c3df13 JH |
3004 | int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
3005 | u8 link_type, u8 addr_type, u8 status) | |
8962ee74 | 3006 | { |
88c3df13 | 3007 | struct mgmt_rp_disconnect rp; |
8962ee74 JH |
3008 | struct pending_cmd *cmd; |
3009 | int err; | |
3010 | ||
2e58ef3e | 3011 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 JH |
3012 | if (!cmd) |
3013 | return -ENOENT; | |
3014 | ||
88c3df13 JH |
3015 | bacpy(&rp.addr.bdaddr, bdaddr); |
3016 | rp.addr.type = link_to_mgmt(link_type, addr_type); | |
37d9ef76 | 3017 | |
88c3df13 | 3018 | err = cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, |
aee9b218 | 3019 | mgmt_status(status), &rp, sizeof(rp)); |
8962ee74 | 3020 | |
a664b5bc | 3021 | mgmt_pending_remove(cmd); |
8962ee74 | 3022 | |
b1078ad0 JH |
3023 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
3024 | hdev); | |
8962ee74 | 3025 | return err; |
f7520543 | 3026 | } |
17d5c04c | 3027 | |
48264f06 JH |
3028 | int mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
3029 | u8 addr_type, u8 status) | |
17d5c04c JH |
3030 | { |
3031 | struct mgmt_ev_connect_failed ev; | |
3032 | ||
4c659c39 | 3033 | bacpy(&ev.addr.bdaddr, bdaddr); |
48264f06 | 3034 | ev.addr.type = link_to_mgmt(link_type, addr_type); |
ca69b795 | 3035 | ev.status = mgmt_status(status); |
17d5c04c | 3036 | |
744cf19e | 3037 | return mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 3038 | } |
980e1a53 | 3039 | |
744cf19e | 3040 | int mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
3041 | { |
3042 | struct mgmt_ev_pin_code_request ev; | |
3043 | ||
d8457698 JH |
3044 | bacpy(&ev.addr.bdaddr, bdaddr); |
3045 | ev.addr.type = MGMT_ADDR_BREDR; | |
a770bb5a | 3046 | ev.secure = secure; |
980e1a53 | 3047 | |
744cf19e | 3048 | return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), |
4e51eae9 | 3049 | NULL); |
980e1a53 JH |
3050 | } |
3051 | ||
744cf19e JH |
3052 | int mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
3053 | u8 status) | |
980e1a53 JH |
3054 | { |
3055 | struct pending_cmd *cmd; | |
ac56fb13 | 3056 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
3057 | int err; |
3058 | ||
2e58ef3e | 3059 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 JH |
3060 | if (!cmd) |
3061 | return -ENOENT; | |
3062 | ||
d8457698 JH |
3063 | bacpy(&rp.addr.bdaddr, bdaddr); |
3064 | rp.addr.type = MGMT_ADDR_BREDR; | |
ac56fb13 | 3065 | |
aee9b218 JH |
3066 | err = cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
3067 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 3068 | |
a664b5bc | 3069 | mgmt_pending_remove(cmd); |
980e1a53 JH |
3070 | |
3071 | return err; | |
3072 | } | |
3073 | ||
744cf19e JH |
3074 | int mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
3075 | u8 status) | |
980e1a53 JH |
3076 | { |
3077 | struct pending_cmd *cmd; | |
ac56fb13 | 3078 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
3079 | int err; |
3080 | ||
2e58ef3e | 3081 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 JH |
3082 | if (!cmd) |
3083 | return -ENOENT; | |
3084 | ||
d8457698 JH |
3085 | bacpy(&rp.addr.bdaddr, bdaddr); |
3086 | rp.addr.type = MGMT_ADDR_BREDR; | |
ac56fb13 | 3087 | |
aee9b218 JH |
3088 | err = cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
3089 | mgmt_status(status), &rp, sizeof(rp)); | |
980e1a53 | 3090 | |
a664b5bc | 3091 | mgmt_pending_remove(cmd); |
980e1a53 JH |
3092 | |
3093 | return err; | |
3094 | } | |
a5c29683 | 3095 | |
744cf19e | 3096 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
272d90df JH |
3097 | u8 link_type, u8 addr_type, __le32 value, |
3098 | u8 confirm_hint) | |
a5c29683 JH |
3099 | { |
3100 | struct mgmt_ev_user_confirm_request ev; | |
3101 | ||
744cf19e | 3102 | BT_DBG("%s", hdev->name); |
a5c29683 | 3103 | |
272d90df JH |
3104 | bacpy(&ev.addr.bdaddr, bdaddr); |
3105 | ev.addr.type = link_to_mgmt(link_type, addr_type); | |
55bc1a37 | 3106 | ev.confirm_hint = confirm_hint; |
a5c29683 JH |
3107 | put_unaligned_le32(value, &ev.value); |
3108 | ||
744cf19e | 3109 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
4e51eae9 | 3110 | NULL); |
a5c29683 JH |
3111 | } |
3112 | ||
272d90df JH |
3113 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
3114 | u8 link_type, u8 addr_type) | |
604086b7 BG |
3115 | { |
3116 | struct mgmt_ev_user_passkey_request ev; | |
3117 | ||
3118 | BT_DBG("%s", hdev->name); | |
3119 | ||
272d90df JH |
3120 | bacpy(&ev.addr.bdaddr, bdaddr); |
3121 | ev.addr.type = link_to_mgmt(link_type, addr_type); | |
604086b7 BG |
3122 | |
3123 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
3124 | NULL); | |
3125 | } | |
3126 | ||
0df4c185 | 3127 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
272d90df JH |
3128 | u8 link_type, u8 addr_type, u8 status, |
3129 | u8 opcode) | |
a5c29683 JH |
3130 | { |
3131 | struct pending_cmd *cmd; | |
3132 | struct mgmt_rp_user_confirm_reply rp; | |
3133 | int err; | |
3134 | ||
2e58ef3e | 3135 | cmd = mgmt_pending_find(opcode, hdev); |
a5c29683 JH |
3136 | if (!cmd) |
3137 | return -ENOENT; | |
3138 | ||
272d90df JH |
3139 | bacpy(&rp.addr.bdaddr, bdaddr); |
3140 | rp.addr.type = link_to_mgmt(link_type, addr_type); | |
aee9b218 JH |
3141 | err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status), |
3142 | &rp, sizeof(rp)); | |
a5c29683 | 3143 | |
a664b5bc | 3144 | mgmt_pending_remove(cmd); |
a5c29683 JH |
3145 | |
3146 | return err; | |
3147 | } | |
3148 | ||
744cf19e | 3149 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
272d90df | 3150 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 3151 | { |
272d90df JH |
3152 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
3153 | status, MGMT_OP_USER_CONFIRM_REPLY); | |
a5c29683 JH |
3154 | } |
3155 | ||
272d90df JH |
3156 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
3157 | u8 link_type, u8 addr_type, u8 status) | |
a5c29683 | 3158 | { |
272d90df JH |
3159 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
3160 | status, MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 3161 | } |
2a611692 | 3162 | |
604086b7 | 3163 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
272d90df | 3164 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 3165 | { |
272d90df JH |
3166 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
3167 | status, MGMT_OP_USER_PASSKEY_REPLY); | |
604086b7 BG |
3168 | } |
3169 | ||
272d90df JH |
3170 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
3171 | u8 link_type, u8 addr_type, u8 status) | |
604086b7 | 3172 | { |
272d90df JH |
3173 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
3174 | status, MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
3175 | } |
3176 | ||
bab73cb6 JH |
3177 | int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
3178 | u8 addr_type, u8 status) | |
2a611692 JH |
3179 | { |
3180 | struct mgmt_ev_auth_failed ev; | |
3181 | ||
bab73cb6 JH |
3182 | bacpy(&ev.addr.bdaddr, bdaddr); |
3183 | ev.addr.type = link_to_mgmt(link_type, addr_type); | |
ca69b795 | 3184 | ev.status = mgmt_status(status); |
2a611692 | 3185 | |
744cf19e | 3186 | return mgmt_event(MGMT_EV_AUTH_FAILED, hdev, &ev, sizeof(ev), NULL); |
2a611692 | 3187 | } |
b312b161 | 3188 | |
33ef95ed JH |
3189 | int mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
3190 | { | |
3191 | struct cmd_lookup match = { NULL, hdev }; | |
47990ea0 JH |
3192 | bool changed = false; |
3193 | int err = 0; | |
33ef95ed JH |
3194 | |
3195 | if (status) { | |
3196 | u8 mgmt_err = mgmt_status(status); | |
3197 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
3198 | cmd_status_rsp, &mgmt_err); | |
3199 | return 0; | |
3200 | } | |
3201 | ||
47990ea0 JH |
3202 | if (test_bit(HCI_AUTH, &hdev->flags)) { |
3203 | if (!test_and_set_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) | |
3204 | changed = true; | |
3205 | } else { | |
3206 | if (test_and_clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) | |
3207 | changed = true; | |
3208 | } | |
3209 | ||
33ef95ed JH |
3210 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
3211 | &match); | |
3212 | ||
47990ea0 JH |
3213 | if (changed) |
3214 | err = new_settings(hdev, match.sk); | |
33ef95ed JH |
3215 | |
3216 | if (match.sk) | |
3217 | sock_put(match.sk); | |
3218 | ||
3219 | return err; | |
3220 | } | |
3221 | ||
cacaf52f JH |
3222 | static int clear_eir(struct hci_dev *hdev) |
3223 | { | |
3224 | struct hci_cp_write_eir cp; | |
3225 | ||
3226 | if (!(hdev->features[6] & LMP_EXT_INQ)) | |
3227 | return 0; | |
3228 | ||
c80da27e JH |
3229 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
3230 | ||
cacaf52f JH |
3231 | memset(&cp, 0, sizeof(cp)); |
3232 | ||
3233 | return hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp); | |
3234 | } | |
3235 | ||
c0ecddc2 | 3236 | int mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
3237 | { |
3238 | struct cmd_lookup match = { NULL, hdev }; | |
c0ecddc2 JH |
3239 | bool changed = false; |
3240 | int err = 0; | |
ed2c4ee3 JH |
3241 | |
3242 | if (status) { | |
3243 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 JH |
3244 | |
3245 | if (enable && test_and_clear_bit(HCI_SSP_ENABLED, | |
3246 | &hdev->dev_flags)) | |
3247 | err = new_settings(hdev, NULL); | |
3248 | ||
ed2c4ee3 JH |
3249 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, |
3250 | cmd_status_rsp, &mgmt_err); | |
c0ecddc2 JH |
3251 | |
3252 | return err; | |
3253 | } | |
3254 | ||
3255 | if (enable) { | |
3256 | if (!test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
3257 | changed = true; | |
3258 | } else { | |
3259 | if (test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
3260 | changed = true; | |
ed2c4ee3 JH |
3261 | } |
3262 | ||
3263 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
3264 | ||
c0ecddc2 JH |
3265 | if (changed) |
3266 | err = new_settings(hdev, match.sk); | |
ed2c4ee3 | 3267 | |
5fc6ebb1 | 3268 | if (match.sk) |
ed2c4ee3 JH |
3269 | sock_put(match.sk); |
3270 | ||
5fc6ebb1 JH |
3271 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
3272 | update_eir(hdev); | |
3273 | else | |
3274 | clear_eir(hdev); | |
cacaf52f | 3275 | |
ed2c4ee3 JH |
3276 | return err; |
3277 | } | |
3278 | ||
90e70454 JH |
3279 | static void class_rsp(struct pending_cmd *cmd, void *data) |
3280 | { | |
3281 | struct cmd_lookup *match = data; | |
3282 | ||
3283 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, match->mgmt_status, | |
3284 | match->hdev->dev_class, 3); | |
3285 | ||
3286 | list_del(&cmd->list); | |
3287 | ||
3288 | if (match->sk == NULL) { | |
3289 | match->sk = cmd->sk; | |
3290 | sock_hold(match->sk); | |
3291 | } | |
3292 | ||
3293 | mgmt_pending_free(cmd); | |
3294 | } | |
3295 | ||
7f9a903c MH |
3296 | int mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
3297 | u8 status) | |
3298 | { | |
90e70454 JH |
3299 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
3300 | int err = 0; | |
7f9a903c | 3301 | |
c95f0ba7 JH |
3302 | clear_bit(HCI_PENDING_CLASS, &hdev->dev_flags); |
3303 | ||
90e70454 JH |
3304 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, class_rsp, &match); |
3305 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, class_rsp, &match); | |
3306 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, class_rsp, &match); | |
3307 | ||
3308 | if (!status) | |
3309 | err = mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, | |
3310 | dev_class, 3, NULL); | |
3311 | ||
3312 | if (match.sk) | |
3313 | sock_put(match.sk); | |
7f9a903c MH |
3314 | |
3315 | return err; | |
3316 | } | |
3317 | ||
744cf19e | 3318 | int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 JH |
3319 | { |
3320 | struct pending_cmd *cmd; | |
3321 | struct mgmt_cp_set_local_name ev; | |
28cc7bde JH |
3322 | bool changed = false; |
3323 | int err = 0; | |
3324 | ||
3325 | if (memcmp(name, hdev->dev_name, sizeof(hdev->dev_name)) != 0) { | |
3326 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
3327 | changed = true; | |
3328 | } | |
b312b161 JH |
3329 | |
3330 | memset(&ev, 0, sizeof(ev)); | |
3331 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 3332 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 3333 | |
2e58ef3e | 3334 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
b312b161 JH |
3335 | if (!cmd) |
3336 | goto send_event; | |
3337 | ||
7bdaae4a JH |
3338 | /* Always assume that either the short or the complete name has |
3339 | * changed if there was a pending mgmt command */ | |
3340 | changed = true; | |
3341 | ||
b312b161 | 3342 | if (status) { |
744cf19e | 3343 | err = cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, |
ca69b795 | 3344 | mgmt_status(status)); |
b312b161 JH |
3345 | goto failed; |
3346 | } | |
3347 | ||
aee9b218 | 3348 | err = cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, &ev, |
b312b161 JH |
3349 | sizeof(ev)); |
3350 | if (err < 0) | |
3351 | goto failed; | |
3352 | ||
3353 | send_event: | |
28cc7bde JH |
3354 | if (changed) |
3355 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, | |
3356 | sizeof(ev), cmd ? cmd->sk : NULL); | |
3357 | ||
f51d5b24 | 3358 | update_eir(hdev); |
b312b161 JH |
3359 | |
3360 | failed: | |
3361 | if (cmd) | |
3362 | mgmt_pending_remove(cmd); | |
3363 | return err; | |
3364 | } | |
c35938b2 | 3365 | |
744cf19e JH |
3366 | int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash, |
3367 | u8 *randomizer, u8 status) | |
c35938b2 SJ |
3368 | { |
3369 | struct pending_cmd *cmd; | |
3370 | int err; | |
3371 | ||
744cf19e | 3372 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 3373 | |
2e58ef3e | 3374 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 SJ |
3375 | if (!cmd) |
3376 | return -ENOENT; | |
3377 | ||
3378 | if (status) { | |
744cf19e | 3379 | err = cmd_status(cmd->sk, hdev->id, |
ca69b795 JH |
3380 | MGMT_OP_READ_LOCAL_OOB_DATA, |
3381 | mgmt_status(status)); | |
c35938b2 SJ |
3382 | } else { |
3383 | struct mgmt_rp_read_local_oob_data rp; | |
3384 | ||
3385 | memcpy(rp.hash, hash, sizeof(rp.hash)); | |
3386 | memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer)); | |
3387 | ||
744cf19e JH |
3388 | err = cmd_complete(cmd->sk, hdev->id, |
3389 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
aee9b218 | 3390 | 0, &rp, sizeof(rp)); |
c35938b2 SJ |
3391 | } |
3392 | ||
3393 | mgmt_pending_remove(cmd); | |
3394 | ||
3395 | return err; | |
3396 | } | |
e17acd40 | 3397 | |
06199cf8 JH |
3398 | int mgmt_le_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
3399 | { | |
3400 | struct cmd_lookup match = { NULL, hdev }; | |
3401 | bool changed = false; | |
3402 | int err = 0; | |
3403 | ||
3404 | if (status) { | |
3405 | u8 mgmt_err = mgmt_status(status); | |
3406 | ||
3407 | if (enable && test_and_clear_bit(HCI_LE_ENABLED, | |
3408 | &hdev->dev_flags)) | |
3409 | err = new_settings(hdev, NULL); | |
3410 | ||
3411 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, | |
3412 | cmd_status_rsp, &mgmt_err); | |
3413 | ||
3414 | return err; | |
3415 | } | |
3416 | ||
3417 | if (enable) { | |
3418 | if (!test_and_set_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
3419 | changed = true; | |
3420 | } else { | |
3421 | if (test_and_clear_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
3422 | changed = true; | |
3423 | } | |
3424 | ||
3425 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
3426 | ||
3427 | if (changed) | |
3428 | err = new_settings(hdev, match.sk); | |
3429 | ||
3430 | if (match.sk) | |
3431 | sock_put(match.sk); | |
3432 | ||
3433 | return err; | |
3434 | } | |
3435 | ||
48264f06 | 3436 | int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
561aafbc | 3437 | u8 addr_type, u8 *dev_class, s8 rssi, |
388fc8fa | 3438 | u8 cfm_name, u8 ssp, u8 *eir, u16 eir_len) |
e17acd40 | 3439 | { |
e319d2e7 JH |
3440 | char buf[512]; |
3441 | struct mgmt_ev_device_found *ev = (void *) buf; | |
1dc06093 | 3442 | size_t ev_size; |
e17acd40 | 3443 | |
1dc06093 JH |
3444 | /* Leave 5 bytes for a potential CoD field */ |
3445 | if (sizeof(*ev) + eir_len + 5 > sizeof(buf)) | |
7d262f86 AG |
3446 | return -EINVAL; |
3447 | ||
1dc06093 JH |
3448 | memset(buf, 0, sizeof(buf)); |
3449 | ||
e319d2e7 JH |
3450 | bacpy(&ev->addr.bdaddr, bdaddr); |
3451 | ev->addr.type = link_to_mgmt(link_type, addr_type); | |
3452 | ev->rssi = rssi; | |
9a395a80 JH |
3453 | if (cfm_name) |
3454 | ev->flags[0] |= MGMT_DEV_FOUND_CONFIRM_NAME; | |
388fc8fa JH |
3455 | if (!ssp) |
3456 | ev->flags[0] |= MGMT_DEV_FOUND_LEGACY_PAIRING; | |
e17acd40 | 3457 | |
1dc06093 | 3458 | if (eir_len > 0) |
e319d2e7 | 3459 | memcpy(ev->eir, eir, eir_len); |
e17acd40 | 3460 | |
1dc06093 JH |
3461 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
3462 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
3463 | dev_class, 3); | |
3464 | ||
3465 | put_unaligned_le16(eir_len, &ev->eir_len); | |
3466 | ||
3467 | ev_size = sizeof(*ev) + eir_len; | |
f8523598 | 3468 | |
e319d2e7 | 3469 | return mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 3470 | } |
a88a9652 | 3471 | |
b644ba33 JH |
3472 | int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
3473 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) | |
a88a9652 | 3474 | { |
b644ba33 JH |
3475 | struct mgmt_ev_device_found *ev; |
3476 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
3477 | u16 eir_len; | |
a88a9652 | 3478 | |
b644ba33 | 3479 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 3480 | |
b644ba33 JH |
3481 | memset(buf, 0, sizeof(buf)); |
3482 | ||
3483 | bacpy(&ev->addr.bdaddr, bdaddr); | |
3484 | ev->addr.type = link_to_mgmt(link_type, addr_type); | |
3485 | ev->rssi = rssi; | |
3486 | ||
3487 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
3488 | name_len); | |
3489 | ||
3490 | put_unaligned_le16(eir_len, &ev->eir_len); | |
a88a9652 | 3491 | |
053c7e0c JH |
3492 | return mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, |
3493 | sizeof(*ev) + eir_len, NULL); | |
a88a9652 | 3494 | } |
314b2381 | 3495 | |
7a135109 | 3496 | int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status) |
164a6e78 JH |
3497 | { |
3498 | struct pending_cmd *cmd; | |
f808e166 | 3499 | u8 type; |
164a6e78 JH |
3500 | int err; |
3501 | ||
203159d4 AG |
3502 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); |
3503 | ||
2e58ef3e | 3504 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
164a6e78 JH |
3505 | if (!cmd) |
3506 | return -ENOENT; | |
3507 | ||
f808e166 JH |
3508 | type = hdev->discovery.type; |
3509 | ||
3510 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
3511 | &type, sizeof(type)); | |
164a6e78 JH |
3512 | mgmt_pending_remove(cmd); |
3513 | ||
3514 | return err; | |
3515 | } | |
3516 | ||
e6d465cb AG |
3517 | int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status) |
3518 | { | |
3519 | struct pending_cmd *cmd; | |
3520 | int err; | |
3521 | ||
3522 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); | |
3523 | if (!cmd) | |
3524 | return -ENOENT; | |
3525 | ||
d930650b JH |
3526 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), |
3527 | &hdev->discovery.type, | |
3528 | sizeof(hdev->discovery.type)); | |
164a6e78 JH |
3529 | mgmt_pending_remove(cmd); |
3530 | ||
3531 | return err; | |
3532 | } | |
3533 | ||
744cf19e | 3534 | int mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 3535 | { |
f963e8e9 | 3536 | struct mgmt_ev_discovering ev; |
164a6e78 JH |
3537 | struct pending_cmd *cmd; |
3538 | ||
343fb145 AG |
3539 | BT_DBG("%s discovering %u", hdev->name, discovering); |
3540 | ||
164a6e78 | 3541 | if (discovering) |
2e58ef3e | 3542 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
164a6e78 | 3543 | else |
2e58ef3e | 3544 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
164a6e78 JH |
3545 | |
3546 | if (cmd != NULL) { | |
f808e166 JH |
3547 | u8 type = hdev->discovery.type; |
3548 | ||
d930650b | 3549 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, |
f808e166 | 3550 | &type, sizeof(type)); |
164a6e78 JH |
3551 | mgmt_pending_remove(cmd); |
3552 | } | |
3553 | ||
f963e8e9 JH |
3554 | memset(&ev, 0, sizeof(ev)); |
3555 | ev.type = hdev->discovery.type; | |
3556 | ev.discovering = discovering; | |
3557 | ||
3558 | return mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); | |
314b2381 | 3559 | } |
5e762444 | 3560 | |
88c1fe4b | 3561 | int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
3562 | { |
3563 | struct pending_cmd *cmd; | |
3564 | struct mgmt_ev_device_blocked ev; | |
3565 | ||
2e58ef3e | 3566 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, hdev); |
5e762444 | 3567 | |
88c1fe4b JH |
3568 | bacpy(&ev.addr.bdaddr, bdaddr); |
3569 | ev.addr.type = type; | |
5e762444 | 3570 | |
744cf19e JH |
3571 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &ev, sizeof(ev), |
3572 | cmd ? cmd->sk : NULL); | |
5e762444 AJ |
3573 | } |
3574 | ||
88c1fe4b | 3575 | int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
3576 | { |
3577 | struct pending_cmd *cmd; | |
3578 | struct mgmt_ev_device_unblocked ev; | |
3579 | ||
2e58ef3e | 3580 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, hdev); |
5e762444 | 3581 | |
88c1fe4b JH |
3582 | bacpy(&ev.addr.bdaddr, bdaddr); |
3583 | ev.addr.type = type; | |
5e762444 | 3584 | |
744cf19e JH |
3585 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &ev, sizeof(ev), |
3586 | cmd ? cmd->sk : NULL); | |
5e762444 | 3587 | } |
d7b7e796 MH |
3588 | |
3589 | module_param(enable_hs, bool, 0644); | |
3590 | MODULE_PARM_DESC(enable_hs, "Enable High Speed support"); | |
3591 | ||
3592 | module_param(enable_le, bool, 0644); | |
3593 | MODULE_PARM_DESC(enable_le, "Enable Low Energy support"); |