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0381101f JH |
1 | /* |
2 | BlueZ - Bluetooth protocol stack for Linux | |
ea585ab5 | 3 | |
0381101f | 4 | Copyright (C) 2010 Nokia Corporation |
ea585ab5 | 5 | Copyright (C) 2011-2012 Intel Corporation |
0381101f JH |
6 | |
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License version 2 as | |
9 | published by the Free Software Foundation; | |
10 | ||
11 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | |
12 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
13 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. | |
14 | IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY | |
15 | CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES | |
16 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
17 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
19 | ||
20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, | |
21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
22 | SOFTWARE IS DISCLAIMED. | |
23 | */ | |
24 | ||
25 | /* Bluetooth HCI Management interface */ | |
26 | ||
3a9a231d | 27 | #include <linux/module.h> |
0381101f JH |
28 | #include <asm/unaligned.h> |
29 | ||
30 | #include <net/bluetooth/bluetooth.h> | |
31 | #include <net/bluetooth/hci_core.h> | |
32 | #include <net/bluetooth/mgmt.h> | |
5fe57d9e | 33 | #include <net/bluetooth/smp.h> |
0381101f | 34 | |
d7b7e796 | 35 | bool enable_hs; |
d7b7e796 | 36 | |
2da9c55c | 37 | #define MGMT_VERSION 1 |
3810285c | 38 | #define MGMT_REVISION 3 |
02d98129 | 39 | |
e70bb2e8 JH |
40 | static const u16 mgmt_commands[] = { |
41 | MGMT_OP_READ_INDEX_LIST, | |
42 | MGMT_OP_READ_INFO, | |
43 | MGMT_OP_SET_POWERED, | |
44 | MGMT_OP_SET_DISCOVERABLE, | |
45 | MGMT_OP_SET_CONNECTABLE, | |
46 | MGMT_OP_SET_FAST_CONNECTABLE, | |
47 | MGMT_OP_SET_PAIRABLE, | |
48 | MGMT_OP_SET_LINK_SECURITY, | |
49 | MGMT_OP_SET_SSP, | |
50 | MGMT_OP_SET_HS, | |
51 | MGMT_OP_SET_LE, | |
52 | MGMT_OP_SET_DEV_CLASS, | |
53 | MGMT_OP_SET_LOCAL_NAME, | |
54 | MGMT_OP_ADD_UUID, | |
55 | MGMT_OP_REMOVE_UUID, | |
56 | MGMT_OP_LOAD_LINK_KEYS, | |
57 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
58 | MGMT_OP_DISCONNECT, | |
59 | MGMT_OP_GET_CONNECTIONS, | |
60 | MGMT_OP_PIN_CODE_REPLY, | |
61 | MGMT_OP_PIN_CODE_NEG_REPLY, | |
62 | MGMT_OP_SET_IO_CAPABILITY, | |
63 | MGMT_OP_PAIR_DEVICE, | |
64 | MGMT_OP_CANCEL_PAIR_DEVICE, | |
65 | MGMT_OP_UNPAIR_DEVICE, | |
66 | MGMT_OP_USER_CONFIRM_REPLY, | |
67 | MGMT_OP_USER_CONFIRM_NEG_REPLY, | |
68 | MGMT_OP_USER_PASSKEY_REPLY, | |
69 | MGMT_OP_USER_PASSKEY_NEG_REPLY, | |
70 | MGMT_OP_READ_LOCAL_OOB_DATA, | |
71 | MGMT_OP_ADD_REMOTE_OOB_DATA, | |
72 | MGMT_OP_REMOVE_REMOTE_OOB_DATA, | |
73 | MGMT_OP_START_DISCOVERY, | |
74 | MGMT_OP_STOP_DISCOVERY, | |
75 | MGMT_OP_CONFIRM_NAME, | |
76 | MGMT_OP_BLOCK_DEVICE, | |
77 | MGMT_OP_UNBLOCK_DEVICE, | |
cdbaccca | 78 | MGMT_OP_SET_DEVICE_ID, |
e70bb2e8 JH |
79 | }; |
80 | ||
81 | static const u16 mgmt_events[] = { | |
82 | MGMT_EV_CONTROLLER_ERROR, | |
83 | MGMT_EV_INDEX_ADDED, | |
84 | MGMT_EV_INDEX_REMOVED, | |
85 | MGMT_EV_NEW_SETTINGS, | |
86 | MGMT_EV_CLASS_OF_DEV_CHANGED, | |
87 | MGMT_EV_LOCAL_NAME_CHANGED, | |
88 | MGMT_EV_NEW_LINK_KEY, | |
89 | MGMT_EV_NEW_LONG_TERM_KEY, | |
90 | MGMT_EV_DEVICE_CONNECTED, | |
91 | MGMT_EV_DEVICE_DISCONNECTED, | |
92 | MGMT_EV_CONNECT_FAILED, | |
93 | MGMT_EV_PIN_CODE_REQUEST, | |
94 | MGMT_EV_USER_CONFIRM_REQUEST, | |
95 | MGMT_EV_USER_PASSKEY_REQUEST, | |
96 | MGMT_EV_AUTH_FAILED, | |
97 | MGMT_EV_DEVICE_FOUND, | |
98 | MGMT_EV_DISCOVERING, | |
99 | MGMT_EV_DEVICE_BLOCKED, | |
100 | MGMT_EV_DEVICE_UNBLOCKED, | |
101 | MGMT_EV_DEVICE_UNPAIRED, | |
92a25256 | 102 | MGMT_EV_PASSKEY_NOTIFY, |
e70bb2e8 JH |
103 | }; |
104 | ||
17b02e62 | 105 | #define CACHE_TIMEOUT msecs_to_jiffies(2 * 1000) |
7d78525d | 106 | |
4b34ee78 JH |
107 | #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ |
108 | !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) | |
109 | ||
eec8d2bc JH |
110 | struct pending_cmd { |
111 | struct list_head list; | |
fc2f4b13 | 112 | u16 opcode; |
eec8d2bc | 113 | int index; |
c68fb7ff | 114 | void *param; |
eec8d2bc | 115 | struct sock *sk; |
e9a416b5 | 116 | void *user_data; |
eec8d2bc JH |
117 | }; |
118 | ||
ca69b795 JH |
119 | /* HCI to MGMT error code conversion table */ |
120 | static u8 mgmt_status_table[] = { | |
121 | MGMT_STATUS_SUCCESS, | |
122 | MGMT_STATUS_UNKNOWN_COMMAND, /* Unknown Command */ | |
123 | MGMT_STATUS_NOT_CONNECTED, /* No Connection */ | |
124 | MGMT_STATUS_FAILED, /* Hardware Failure */ | |
125 | MGMT_STATUS_CONNECT_FAILED, /* Page Timeout */ | |
126 | MGMT_STATUS_AUTH_FAILED, /* Authentication Failed */ | |
127 | MGMT_STATUS_NOT_PAIRED, /* PIN or Key Missing */ | |
128 | MGMT_STATUS_NO_RESOURCES, /* Memory Full */ | |
129 | MGMT_STATUS_TIMEOUT, /* Connection Timeout */ | |
130 | MGMT_STATUS_NO_RESOURCES, /* Max Number of Connections */ | |
131 | MGMT_STATUS_NO_RESOURCES, /* Max Number of SCO Connections */ | |
132 | MGMT_STATUS_ALREADY_CONNECTED, /* ACL Connection Exists */ | |
133 | MGMT_STATUS_BUSY, /* Command Disallowed */ | |
134 | MGMT_STATUS_NO_RESOURCES, /* Rejected Limited Resources */ | |
135 | MGMT_STATUS_REJECTED, /* Rejected Security */ | |
136 | MGMT_STATUS_REJECTED, /* Rejected Personal */ | |
137 | MGMT_STATUS_TIMEOUT, /* Host Timeout */ | |
138 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Feature */ | |
139 | MGMT_STATUS_INVALID_PARAMS, /* Invalid Parameters */ | |
140 | MGMT_STATUS_DISCONNECTED, /* OE User Ended Connection */ | |
141 | MGMT_STATUS_NO_RESOURCES, /* OE Low Resources */ | |
142 | MGMT_STATUS_DISCONNECTED, /* OE Power Off */ | |
143 | MGMT_STATUS_DISCONNECTED, /* Connection Terminated */ | |
144 | MGMT_STATUS_BUSY, /* Repeated Attempts */ | |
145 | MGMT_STATUS_REJECTED, /* Pairing Not Allowed */ | |
146 | MGMT_STATUS_FAILED, /* Unknown LMP PDU */ | |
147 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported Remote Feature */ | |
148 | MGMT_STATUS_REJECTED, /* SCO Offset Rejected */ | |
149 | MGMT_STATUS_REJECTED, /* SCO Interval Rejected */ | |
150 | MGMT_STATUS_REJECTED, /* Air Mode Rejected */ | |
151 | MGMT_STATUS_INVALID_PARAMS, /* Invalid LMP Parameters */ | |
152 | MGMT_STATUS_FAILED, /* Unspecified Error */ | |
153 | MGMT_STATUS_NOT_SUPPORTED, /* Unsupported LMP Parameter Value */ | |
154 | MGMT_STATUS_FAILED, /* Role Change Not Allowed */ | |
155 | MGMT_STATUS_TIMEOUT, /* LMP Response Timeout */ | |
156 | MGMT_STATUS_FAILED, /* LMP Error Transaction Collision */ | |
157 | MGMT_STATUS_FAILED, /* LMP PDU Not Allowed */ | |
158 | MGMT_STATUS_REJECTED, /* Encryption Mode Not Accepted */ | |
159 | MGMT_STATUS_FAILED, /* Unit Link Key Used */ | |
160 | MGMT_STATUS_NOT_SUPPORTED, /* QoS Not Supported */ | |
161 | MGMT_STATUS_TIMEOUT, /* Instant Passed */ | |
162 | MGMT_STATUS_NOT_SUPPORTED, /* Pairing Not Supported */ | |
163 | MGMT_STATUS_FAILED, /* Transaction Collision */ | |
164 | MGMT_STATUS_INVALID_PARAMS, /* Unacceptable Parameter */ | |
165 | MGMT_STATUS_REJECTED, /* QoS Rejected */ | |
166 | MGMT_STATUS_NOT_SUPPORTED, /* Classification Not Supported */ | |
167 | MGMT_STATUS_REJECTED, /* Insufficient Security */ | |
168 | MGMT_STATUS_INVALID_PARAMS, /* Parameter Out Of Range */ | |
169 | MGMT_STATUS_BUSY, /* Role Switch Pending */ | |
170 | MGMT_STATUS_FAILED, /* Slot Violation */ | |
171 | MGMT_STATUS_FAILED, /* Role Switch Failed */ | |
172 | MGMT_STATUS_INVALID_PARAMS, /* EIR Too Large */ | |
173 | MGMT_STATUS_NOT_SUPPORTED, /* Simple Pairing Not Supported */ | |
174 | MGMT_STATUS_BUSY, /* Host Busy Pairing */ | |
175 | MGMT_STATUS_REJECTED, /* Rejected, No Suitable Channel */ | |
176 | MGMT_STATUS_BUSY, /* Controller Busy */ | |
177 | MGMT_STATUS_INVALID_PARAMS, /* Unsuitable Connection Interval */ | |
178 | MGMT_STATUS_TIMEOUT, /* Directed Advertising Timeout */ | |
179 | MGMT_STATUS_AUTH_FAILED, /* Terminated Due to MIC Failure */ | |
180 | MGMT_STATUS_CONNECT_FAILED, /* Connection Establishment Failed */ | |
181 | MGMT_STATUS_CONNECT_FAILED, /* MAC Connection Failed */ | |
182 | }; | |
183 | ||
bb4b2a9a AE |
184 | bool mgmt_valid_hdev(struct hci_dev *hdev) |
185 | { | |
186 | return hdev->dev_type == HCI_BREDR; | |
187 | } | |
188 | ||
ca69b795 JH |
189 | static u8 mgmt_status(u8 hci_status) |
190 | { | |
191 | if (hci_status < ARRAY_SIZE(mgmt_status_table)) | |
192 | return mgmt_status_table[hci_status]; | |
193 | ||
194 | return MGMT_STATUS_FAILED; | |
195 | } | |
196 | ||
4e51eae9 | 197 | static int cmd_status(struct sock *sk, u16 index, u16 cmd, u8 status) |
f7b64e69 JH |
198 | { |
199 | struct sk_buff *skb; | |
200 | struct mgmt_hdr *hdr; | |
201 | struct mgmt_ev_cmd_status *ev; | |
56b7d137 | 202 | int err; |
f7b64e69 | 203 | |
34eb525c | 204 | BT_DBG("sock %p, index %u, cmd %u, status %u", sk, index, cmd, status); |
f7b64e69 | 205 | |
790eff44 | 206 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev), GFP_KERNEL); |
f7b64e69 JH |
207 | if (!skb) |
208 | return -ENOMEM; | |
209 | ||
210 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
211 | ||
612dfce9 | 212 | hdr->opcode = __constant_cpu_to_le16(MGMT_EV_CMD_STATUS); |
4e51eae9 | 213 | hdr->index = cpu_to_le16(index); |
f7b64e69 JH |
214 | hdr->len = cpu_to_le16(sizeof(*ev)); |
215 | ||
216 | ev = (void *) skb_put(skb, sizeof(*ev)); | |
217 | ev->status = status; | |
eb55ef07 | 218 | ev->opcode = cpu_to_le16(cmd); |
f7b64e69 | 219 | |
56b7d137 GP |
220 | err = sock_queue_rcv_skb(sk, skb); |
221 | if (err < 0) | |
f7b64e69 JH |
222 | kfree_skb(skb); |
223 | ||
56b7d137 | 224 | return err; |
f7b64e69 JH |
225 | } |
226 | ||
aee9b218 | 227 | static int cmd_complete(struct sock *sk, u16 index, u16 cmd, u8 status, |
04124681 | 228 | void *rp, size_t rp_len) |
02d98129 JH |
229 | { |
230 | struct sk_buff *skb; | |
231 | struct mgmt_hdr *hdr; | |
232 | struct mgmt_ev_cmd_complete *ev; | |
56b7d137 | 233 | int err; |
02d98129 JH |
234 | |
235 | BT_DBG("sock %p", sk); | |
236 | ||
790eff44 | 237 | skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + rp_len, GFP_KERNEL); |
02d98129 JH |
238 | if (!skb) |
239 | return -ENOMEM; | |
240 | ||
241 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
02d98129 | 242 | |
612dfce9 | 243 | hdr->opcode = __constant_cpu_to_le16(MGMT_EV_CMD_COMPLETE); |
4e51eae9 | 244 | hdr->index = cpu_to_le16(index); |
a38528f1 | 245 | hdr->len = cpu_to_le16(sizeof(*ev) + rp_len); |
02d98129 | 246 | |
a38528f1 | 247 | ev = (void *) skb_put(skb, sizeof(*ev) + rp_len); |
eb55ef07 | 248 | ev->opcode = cpu_to_le16(cmd); |
aee9b218 | 249 | ev->status = status; |
8020c16a SJ |
250 | |
251 | if (rp) | |
252 | memcpy(ev->data, rp, rp_len); | |
02d98129 | 253 | |
56b7d137 GP |
254 | err = sock_queue_rcv_skb(sk, skb); |
255 | if (err < 0) | |
02d98129 JH |
256 | kfree_skb(skb); |
257 | ||
e5f0e151 | 258 | return err; |
02d98129 JH |
259 | } |
260 | ||
04124681 GP |
261 | static int read_version(struct sock *sk, struct hci_dev *hdev, void *data, |
262 | u16 data_len) | |
a38528f1 JH |
263 | { |
264 | struct mgmt_rp_read_version rp; | |
265 | ||
266 | BT_DBG("sock %p", sk); | |
267 | ||
268 | rp.version = MGMT_VERSION; | |
eb55ef07 | 269 | rp.revision = __constant_cpu_to_le16(MGMT_REVISION); |
a38528f1 | 270 | |
aee9b218 | 271 | return cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_VERSION, 0, &rp, |
04124681 | 272 | sizeof(rp)); |
a38528f1 JH |
273 | } |
274 | ||
04124681 GP |
275 | static int read_commands(struct sock *sk, struct hci_dev *hdev, void *data, |
276 | u16 data_len) | |
e70bb2e8 JH |
277 | { |
278 | struct mgmt_rp_read_commands *rp; | |
eb55ef07 MH |
279 | const u16 num_commands = ARRAY_SIZE(mgmt_commands); |
280 | const u16 num_events = ARRAY_SIZE(mgmt_events); | |
2e3c35ea | 281 | __le16 *opcode; |
e70bb2e8 JH |
282 | size_t rp_size; |
283 | int i, err; | |
284 | ||
285 | BT_DBG("sock %p", sk); | |
286 | ||
287 | rp_size = sizeof(*rp) + ((num_commands + num_events) * sizeof(u16)); | |
288 | ||
289 | rp = kmalloc(rp_size, GFP_KERNEL); | |
290 | if (!rp) | |
291 | return -ENOMEM; | |
292 | ||
eb55ef07 MH |
293 | rp->num_commands = __constant_cpu_to_le16(num_commands); |
294 | rp->num_events = __constant_cpu_to_le16(num_events); | |
e70bb2e8 JH |
295 | |
296 | for (i = 0, opcode = rp->opcodes; i < num_commands; i++, opcode++) | |
297 | put_unaligned_le16(mgmt_commands[i], opcode); | |
298 | ||
299 | for (i = 0; i < num_events; i++, opcode++) | |
300 | put_unaligned_le16(mgmt_events[i], opcode); | |
301 | ||
aee9b218 | 302 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_COMMANDS, 0, rp, |
04124681 | 303 | rp_size); |
e70bb2e8 JH |
304 | kfree(rp); |
305 | ||
306 | return err; | |
307 | } | |
308 | ||
04124681 GP |
309 | static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, |
310 | u16 data_len) | |
faba42eb | 311 | { |
faba42eb | 312 | struct mgmt_rp_read_index_list *rp; |
8035ded4 | 313 | struct hci_dev *d; |
a38528f1 | 314 | size_t rp_len; |
faba42eb | 315 | u16 count; |
476e44cb | 316 | int err; |
faba42eb JH |
317 | |
318 | BT_DBG("sock %p", sk); | |
319 | ||
320 | read_lock(&hci_dev_list_lock); | |
321 | ||
322 | count = 0; | |
bb4b2a9a AE |
323 | list_for_each_entry(d, &hci_dev_list, list) { |
324 | if (!mgmt_valid_hdev(d)) | |
325 | continue; | |
326 | ||
faba42eb JH |
327 | count++; |
328 | } | |
329 | ||
a38528f1 JH |
330 | rp_len = sizeof(*rp) + (2 * count); |
331 | rp = kmalloc(rp_len, GFP_ATOMIC); | |
332 | if (!rp) { | |
b2c60d42 | 333 | read_unlock(&hci_dev_list_lock); |
faba42eb | 334 | return -ENOMEM; |
b2c60d42 | 335 | } |
faba42eb | 336 | |
476e44cb | 337 | count = 0; |
8035ded4 | 338 | list_for_each_entry(d, &hci_dev_list, list) { |
a8b2d5c2 | 339 | if (test_bit(HCI_SETUP, &d->dev_flags)) |
ab81cbf9 JH |
340 | continue; |
341 | ||
bb4b2a9a AE |
342 | if (!mgmt_valid_hdev(d)) |
343 | continue; | |
344 | ||
476e44cb | 345 | rp->index[count++] = cpu_to_le16(d->id); |
faba42eb JH |
346 | BT_DBG("Added hci%u", d->id); |
347 | } | |
348 | ||
476e44cb JH |
349 | rp->num_controllers = cpu_to_le16(count); |
350 | rp_len = sizeof(*rp) + (2 * count); | |
351 | ||
faba42eb JH |
352 | read_unlock(&hci_dev_list_lock); |
353 | ||
aee9b218 | 354 | err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, |
04124681 | 355 | rp_len); |
faba42eb | 356 | |
a38528f1 JH |
357 | kfree(rp); |
358 | ||
359 | return err; | |
faba42eb JH |
360 | } |
361 | ||
69ab39ea JH |
362 | static u32 get_supported_settings(struct hci_dev *hdev) |
363 | { | |
364 | u32 settings = 0; | |
365 | ||
366 | settings |= MGMT_SETTING_POWERED; | |
69ab39ea JH |
367 | settings |= MGMT_SETTING_PAIRABLE; |
368 | ||
9a1a1996 | 369 | if (lmp_ssp_capable(hdev)) |
69ab39ea JH |
370 | settings |= MGMT_SETTING_SSP; |
371 | ||
ed3fa31f | 372 | if (lmp_bredr_capable(hdev)) { |
33c525c0 | 373 | settings |= MGMT_SETTING_CONNECTABLE; |
1a47aee8 JH |
374 | if (hdev->hci_ver >= BLUETOOTH_VER_1_2) |
375 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
33c525c0 | 376 | settings |= MGMT_SETTING_DISCOVERABLE; |
69ab39ea JH |
377 | settings |= MGMT_SETTING_BREDR; |
378 | settings |= MGMT_SETTING_LINK_SECURITY; | |
379 | } | |
380 | ||
d7b7e796 MH |
381 | if (enable_hs) |
382 | settings |= MGMT_SETTING_HS; | |
383 | ||
c383ddc4 | 384 | if (lmp_le_capable(hdev)) |
9d42820f | 385 | settings |= MGMT_SETTING_LE; |
69ab39ea JH |
386 | |
387 | return settings; | |
388 | } | |
389 | ||
390 | static u32 get_current_settings(struct hci_dev *hdev) | |
391 | { | |
392 | u32 settings = 0; | |
393 | ||
f1f0eb02 | 394 | if (hdev_is_powered(hdev)) |
f0d4b78a MH |
395 | settings |= MGMT_SETTING_POWERED; |
396 | ||
5e5282bb | 397 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
69ab39ea JH |
398 | settings |= MGMT_SETTING_CONNECTABLE; |
399 | ||
1a4d3c4b JH |
400 | if (test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) |
401 | settings |= MGMT_SETTING_FAST_CONNECTABLE; | |
402 | ||
5e5282bb | 403 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) |
69ab39ea JH |
404 | settings |= MGMT_SETTING_DISCOVERABLE; |
405 | ||
a8b2d5c2 | 406 | if (test_bit(HCI_PAIRABLE, &hdev->dev_flags)) |
69ab39ea JH |
407 | settings |= MGMT_SETTING_PAIRABLE; |
408 | ||
ed3fa31f | 409 | if (lmp_bredr_capable(hdev)) |
69ab39ea JH |
410 | settings |= MGMT_SETTING_BREDR; |
411 | ||
06199cf8 | 412 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
413 | settings |= MGMT_SETTING_LE; |
414 | ||
47990ea0 | 415 | if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) |
69ab39ea JH |
416 | settings |= MGMT_SETTING_LINK_SECURITY; |
417 | ||
84bde9d6 | 418 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
69ab39ea JH |
419 | settings |= MGMT_SETTING_SSP; |
420 | ||
6d80dfd0 JH |
421 | if (test_bit(HCI_HS_ENABLED, &hdev->dev_flags)) |
422 | settings |= MGMT_SETTING_HS; | |
423 | ||
69ab39ea JH |
424 | return settings; |
425 | } | |
426 | ||
ef580372 JH |
427 | #define PNP_INFO_SVCLASS_ID 0x1200 |
428 | ||
213202ed JH |
429 | static u8 *create_uuid16_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
430 | { | |
431 | u8 *ptr = data, *uuids_start = NULL; | |
432 | struct bt_uuid *uuid; | |
433 | ||
434 | if (len < 4) | |
435 | return ptr; | |
436 | ||
437 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
438 | u16 uuid16; | |
439 | ||
440 | if (uuid->size != 16) | |
441 | continue; | |
442 | ||
443 | uuid16 = get_unaligned_le16(&uuid->uuid[12]); | |
444 | if (uuid16 < 0x1100) | |
445 | continue; | |
446 | ||
447 | if (uuid16 == PNP_INFO_SVCLASS_ID) | |
448 | continue; | |
449 | ||
450 | if (!uuids_start) { | |
451 | uuids_start = ptr; | |
452 | uuids_start[0] = 1; | |
453 | uuids_start[1] = EIR_UUID16_ALL; | |
454 | ptr += 2; | |
455 | } | |
456 | ||
457 | /* Stop if not enough space to put next UUID */ | |
458 | if ((ptr - data) + sizeof(u16) > len) { | |
459 | uuids_start[1] = EIR_UUID16_SOME; | |
460 | break; | |
461 | } | |
462 | ||
463 | *ptr++ = (uuid16 & 0x00ff); | |
464 | *ptr++ = (uuid16 & 0xff00) >> 8; | |
465 | uuids_start[0] += sizeof(uuid16); | |
466 | } | |
467 | ||
468 | return ptr; | |
469 | } | |
470 | ||
cdf1963f JH |
471 | static u8 *create_uuid32_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
472 | { | |
473 | u8 *ptr = data, *uuids_start = NULL; | |
474 | struct bt_uuid *uuid; | |
475 | ||
476 | if (len < 6) | |
477 | return ptr; | |
478 | ||
479 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
480 | if (uuid->size != 32) | |
481 | continue; | |
482 | ||
483 | if (!uuids_start) { | |
484 | uuids_start = ptr; | |
485 | uuids_start[0] = 1; | |
486 | uuids_start[1] = EIR_UUID32_ALL; | |
487 | ptr += 2; | |
488 | } | |
489 | ||
490 | /* Stop if not enough space to put next UUID */ | |
491 | if ((ptr - data) + sizeof(u32) > len) { | |
492 | uuids_start[1] = EIR_UUID32_SOME; | |
493 | break; | |
494 | } | |
495 | ||
496 | memcpy(ptr, &uuid->uuid[12], sizeof(u32)); | |
497 | ptr += sizeof(u32); | |
498 | uuids_start[0] += sizeof(u32); | |
499 | } | |
500 | ||
501 | return ptr; | |
502 | } | |
503 | ||
c00d575b JH |
504 | static u8 *create_uuid128_list(struct hci_dev *hdev, u8 *data, ptrdiff_t len) |
505 | { | |
506 | u8 *ptr = data, *uuids_start = NULL; | |
507 | struct bt_uuid *uuid; | |
508 | ||
509 | if (len < 18) | |
510 | return ptr; | |
511 | ||
512 | list_for_each_entry(uuid, &hdev->uuids, list) { | |
513 | if (uuid->size != 128) | |
514 | continue; | |
515 | ||
516 | if (!uuids_start) { | |
517 | uuids_start = ptr; | |
518 | uuids_start[0] = 1; | |
519 | uuids_start[1] = EIR_UUID128_ALL; | |
520 | ptr += 2; | |
521 | } | |
522 | ||
523 | /* Stop if not enough space to put next UUID */ | |
524 | if ((ptr - data) + 16 > len) { | |
525 | uuids_start[1] = EIR_UUID128_SOME; | |
526 | break; | |
527 | } | |
528 | ||
529 | memcpy(ptr, uuid->uuid, 16); | |
530 | ptr += 16; | |
531 | uuids_start[0] += 16; | |
532 | } | |
533 | ||
534 | return ptr; | |
535 | } | |
536 | ||
ef580372 JH |
537 | static void create_eir(struct hci_dev *hdev, u8 *data) |
538 | { | |
539 | u8 *ptr = data; | |
ef580372 JH |
540 | size_t name_len; |
541 | ||
542 | name_len = strlen(hdev->dev_name); | |
543 | ||
544 | if (name_len > 0) { | |
545 | /* EIR Data type */ | |
546 | if (name_len > 48) { | |
547 | name_len = 48; | |
548 | ptr[1] = EIR_NAME_SHORT; | |
549 | } else | |
550 | ptr[1] = EIR_NAME_COMPLETE; | |
551 | ||
552 | /* EIR Data length */ | |
553 | ptr[0] = name_len + 1; | |
554 | ||
555 | memcpy(ptr + 2, hdev->dev_name, name_len); | |
556 | ||
ef580372 JH |
557 | ptr += (name_len + 2); |
558 | } | |
559 | ||
bbaf444a | 560 | if (hdev->inq_tx_power != HCI_TX_POWER_INVALID) { |
91c4e9b1 MH |
561 | ptr[0] = 2; |
562 | ptr[1] = EIR_TX_POWER; | |
563 | ptr[2] = (u8) hdev->inq_tx_power; | |
564 | ||
91c4e9b1 MH |
565 | ptr += 3; |
566 | } | |
567 | ||
2b9be137 MH |
568 | if (hdev->devid_source > 0) { |
569 | ptr[0] = 9; | |
570 | ptr[1] = EIR_DEVICE_ID; | |
571 | ||
572 | put_unaligned_le16(hdev->devid_source, ptr + 2); | |
573 | put_unaligned_le16(hdev->devid_vendor, ptr + 4); | |
574 | put_unaligned_le16(hdev->devid_product, ptr + 6); | |
575 | put_unaligned_le16(hdev->devid_version, ptr + 8); | |
576 | ||
2b9be137 MH |
577 | ptr += 10; |
578 | } | |
579 | ||
213202ed | 580 | ptr = create_uuid16_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
cdf1963f | 581 | ptr = create_uuid32_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
c00d575b | 582 | ptr = create_uuid128_list(hdev, ptr, HCI_MAX_EIR_LENGTH - (ptr - data)); |
ef580372 JH |
583 | } |
584 | ||
890ea898 | 585 | static void update_eir(struct hci_request *req) |
ef580372 | 586 | { |
890ea898 | 587 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
588 | struct hci_cp_write_eir cp; |
589 | ||
504c8dcd | 590 | if (!hdev_is_powered(hdev)) |
890ea898 | 591 | return; |
7770c4aa | 592 | |
976eb20e | 593 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 594 | return; |
ef580372 | 595 | |
84bde9d6 | 596 | if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 597 | return; |
ef580372 | 598 | |
a8b2d5c2 | 599 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 600 | return; |
ef580372 JH |
601 | |
602 | memset(&cp, 0, sizeof(cp)); | |
603 | ||
604 | create_eir(hdev, cp.data); | |
605 | ||
606 | if (memcmp(cp.data, hdev->eir, sizeof(cp.data)) == 0) | |
890ea898 | 607 | return; |
ef580372 JH |
608 | |
609 | memcpy(hdev->eir, cp.data, sizeof(cp.data)); | |
610 | ||
890ea898 | 611 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
ef580372 JH |
612 | } |
613 | ||
614 | static u8 get_service_classes(struct hci_dev *hdev) | |
615 | { | |
616 | struct bt_uuid *uuid; | |
617 | u8 val = 0; | |
618 | ||
619 | list_for_each_entry(uuid, &hdev->uuids, list) | |
620 | val |= uuid->svc_hint; | |
621 | ||
622 | return val; | |
623 | } | |
624 | ||
890ea898 | 625 | static void update_class(struct hci_request *req) |
ef580372 | 626 | { |
890ea898 | 627 | struct hci_dev *hdev = req->hdev; |
ef580372 JH |
628 | u8 cod[3]; |
629 | ||
630 | BT_DBG("%s", hdev->name); | |
631 | ||
504c8dcd | 632 | if (!hdev_is_powered(hdev)) |
890ea898 | 633 | return; |
7770c4aa | 634 | |
a8b2d5c2 | 635 | if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
890ea898 | 636 | return; |
ef580372 JH |
637 | |
638 | cod[0] = hdev->minor_class; | |
639 | cod[1] = hdev->major_class; | |
640 | cod[2] = get_service_classes(hdev); | |
641 | ||
642 | if (memcmp(cod, hdev->dev_class, 3) == 0) | |
890ea898 | 643 | return; |
ef580372 | 644 | |
890ea898 | 645 | hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod); |
ef580372 JH |
646 | } |
647 | ||
7d78525d JH |
648 | static void service_cache_off(struct work_struct *work) |
649 | { | |
650 | struct hci_dev *hdev = container_of(work, struct hci_dev, | |
04124681 | 651 | service_cache.work); |
890ea898 | 652 | struct hci_request req; |
7d78525d | 653 | |
a8b2d5c2 | 654 | if (!test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) |
7d78525d JH |
655 | return; |
656 | ||
890ea898 JH |
657 | hci_req_init(&req, hdev); |
658 | ||
7d78525d JH |
659 | hci_dev_lock(hdev); |
660 | ||
890ea898 JH |
661 | update_eir(&req); |
662 | update_class(&req); | |
7d78525d JH |
663 | |
664 | hci_dev_unlock(hdev); | |
890ea898 JH |
665 | |
666 | hci_req_run(&req, NULL); | |
7d78525d JH |
667 | } |
668 | ||
6a919082 | 669 | static void mgmt_init_hdev(struct sock *sk, struct hci_dev *hdev) |
7d78525d | 670 | { |
4f87da80 | 671 | if (test_and_set_bit(HCI_MGMT, &hdev->dev_flags)) |
6a919082 JH |
672 | return; |
673 | ||
4f87da80 | 674 | INIT_DELAYED_WORK(&hdev->service_cache, service_cache_off); |
7d78525d | 675 | |
4f87da80 JH |
676 | /* Non-mgmt controlled devices get this bit set |
677 | * implicitly so that pairing works for them, however | |
678 | * for mgmt we require user-space to explicitly enable | |
679 | * it | |
680 | */ | |
681 | clear_bit(HCI_PAIRABLE, &hdev->dev_flags); | |
7d78525d JH |
682 | } |
683 | ||
0f4e68cf | 684 | static int read_controller_info(struct sock *sk, struct hci_dev *hdev, |
04124681 | 685 | void *data, u16 data_len) |
0381101f | 686 | { |
a38528f1 | 687 | struct mgmt_rp_read_info rp; |
f7b64e69 | 688 | |
bdb6d971 | 689 | BT_DBG("sock %p %s", sk, hdev->name); |
f7b64e69 | 690 | |
09fd0de5 | 691 | hci_dev_lock(hdev); |
f7b64e69 | 692 | |
dc4fe30b JH |
693 | memset(&rp, 0, sizeof(rp)); |
694 | ||
69ab39ea | 695 | bacpy(&rp.bdaddr, &hdev->bdaddr); |
f7b64e69 | 696 | |
69ab39ea | 697 | rp.version = hdev->hci_ver; |
eb55ef07 | 698 | rp.manufacturer = cpu_to_le16(hdev->manufacturer); |
69ab39ea JH |
699 | |
700 | rp.supported_settings = cpu_to_le32(get_supported_settings(hdev)); | |
701 | rp.current_settings = cpu_to_le32(get_current_settings(hdev)); | |
f7b64e69 | 702 | |
a38528f1 | 703 | memcpy(rp.dev_class, hdev->dev_class, 3); |
f7b64e69 | 704 | |
dc4fe30b | 705 | memcpy(rp.name, hdev->dev_name, sizeof(hdev->dev_name)); |
27fcc362 | 706 | memcpy(rp.short_name, hdev->short_name, sizeof(hdev->short_name)); |
dc4fe30b | 707 | |
09fd0de5 | 708 | hci_dev_unlock(hdev); |
0381101f | 709 | |
bdb6d971 | 710 | return cmd_complete(sk, hdev->id, MGMT_OP_READ_INFO, 0, &rp, |
04124681 | 711 | sizeof(rp)); |
0381101f JH |
712 | } |
713 | ||
eec8d2bc JH |
714 | static void mgmt_pending_free(struct pending_cmd *cmd) |
715 | { | |
716 | sock_put(cmd->sk); | |
c68fb7ff | 717 | kfree(cmd->param); |
eec8d2bc JH |
718 | kfree(cmd); |
719 | } | |
720 | ||
366a0336 | 721 | static struct pending_cmd *mgmt_pending_add(struct sock *sk, u16 opcode, |
04124681 GP |
722 | struct hci_dev *hdev, void *data, |
723 | u16 len) | |
eec8d2bc JH |
724 | { |
725 | struct pending_cmd *cmd; | |
726 | ||
12b94565 | 727 | cmd = kmalloc(sizeof(*cmd), GFP_KERNEL); |
eec8d2bc | 728 | if (!cmd) |
366a0336 | 729 | return NULL; |
eec8d2bc JH |
730 | |
731 | cmd->opcode = opcode; | |
2e58ef3e | 732 | cmd->index = hdev->id; |
eec8d2bc | 733 | |
12b94565 | 734 | cmd->param = kmalloc(len, GFP_KERNEL); |
c68fb7ff | 735 | if (!cmd->param) { |
eec8d2bc | 736 | kfree(cmd); |
366a0336 | 737 | return NULL; |
eec8d2bc JH |
738 | } |
739 | ||
8fce6357 SJ |
740 | if (data) |
741 | memcpy(cmd->param, data, len); | |
eec8d2bc JH |
742 | |
743 | cmd->sk = sk; | |
744 | sock_hold(sk); | |
745 | ||
2e58ef3e | 746 | list_add(&cmd->list, &hdev->mgmt_pending); |
eec8d2bc | 747 | |
366a0336 | 748 | return cmd; |
eec8d2bc JH |
749 | } |
750 | ||
744cf19e | 751 | static void mgmt_pending_foreach(u16 opcode, struct hci_dev *hdev, |
8fc9ced3 GP |
752 | void (*cb)(struct pending_cmd *cmd, |
753 | void *data), | |
04124681 | 754 | void *data) |
eec8d2bc | 755 | { |
a3d09356 | 756 | struct pending_cmd *cmd, *tmp; |
eec8d2bc | 757 | |
a3d09356 | 758 | list_for_each_entry_safe(cmd, tmp, &hdev->mgmt_pending, list) { |
b24752fe | 759 | if (opcode > 0 && cmd->opcode != opcode) |
eec8d2bc JH |
760 | continue; |
761 | ||
eec8d2bc JH |
762 | cb(cmd, data); |
763 | } | |
764 | } | |
765 | ||
2e58ef3e | 766 | static struct pending_cmd *mgmt_pending_find(u16 opcode, struct hci_dev *hdev) |
eec8d2bc | 767 | { |
8035ded4 | 768 | struct pending_cmd *cmd; |
eec8d2bc | 769 | |
2e58ef3e | 770 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
2aeabcbe JH |
771 | if (cmd->opcode == opcode) |
772 | return cmd; | |
eec8d2bc JH |
773 | } |
774 | ||
775 | return NULL; | |
776 | } | |
777 | ||
a664b5bc | 778 | static void mgmt_pending_remove(struct pending_cmd *cmd) |
73f22f62 | 779 | { |
73f22f62 JH |
780 | list_del(&cmd->list); |
781 | mgmt_pending_free(cmd); | |
782 | } | |
783 | ||
69ab39ea | 784 | static int send_settings_rsp(struct sock *sk, u16 opcode, struct hci_dev *hdev) |
8680570b | 785 | { |
69ab39ea | 786 | __le32 settings = cpu_to_le32(get_current_settings(hdev)); |
8680570b | 787 | |
aee9b218 | 788 | return cmd_complete(sk, hdev->id, opcode, 0, &settings, |
04124681 | 789 | sizeof(settings)); |
8680570b JH |
790 | } |
791 | ||
bdb6d971 | 792 | static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 793 | u16 len) |
eec8d2bc | 794 | { |
650f726d | 795 | struct mgmt_mode *cp = data; |
366a0336 | 796 | struct pending_cmd *cmd; |
4b34ee78 | 797 | int err; |
eec8d2bc | 798 | |
bdb6d971 | 799 | BT_DBG("request for %s", hdev->name); |
eec8d2bc | 800 | |
a7e80f25 JH |
801 | if (cp->val != 0x00 && cp->val != 0x01) |
802 | return cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, | |
803 | MGMT_STATUS_INVALID_PARAMS); | |
804 | ||
09fd0de5 | 805 | hci_dev_lock(hdev); |
eec8d2bc | 806 | |
f0d4b78a MH |
807 | if (test_and_clear_bit(HCI_AUTO_OFF, &hdev->dev_flags)) { |
808 | cancel_delayed_work(&hdev->power_off); | |
809 | ||
810 | if (cp->val) { | |
a1d70450 JH |
811 | mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, |
812 | data, len); | |
813 | err = mgmt_powered(hdev, 1); | |
f0d4b78a MH |
814 | goto failed; |
815 | } | |
816 | } | |
817 | ||
4b34ee78 | 818 | if (!!cp->val == hdev_is_powered(hdev)) { |
69ab39ea | 819 | err = send_settings_rsp(sk, MGMT_OP_SET_POWERED, hdev); |
eec8d2bc JH |
820 | goto failed; |
821 | } | |
822 | ||
2e58ef3e | 823 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) { |
bdb6d971 | 824 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_POWERED, |
04124681 | 825 | MGMT_STATUS_BUSY); |
eec8d2bc JH |
826 | goto failed; |
827 | } | |
828 | ||
2e58ef3e | 829 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); |
366a0336 JH |
830 | if (!cmd) { |
831 | err = -ENOMEM; | |
eec8d2bc | 832 | goto failed; |
366a0336 | 833 | } |
eec8d2bc | 834 | |
72a734ec | 835 | if (cp->val) |
19202573 | 836 | queue_work(hdev->req_workqueue, &hdev->power_on); |
eec8d2bc | 837 | else |
19202573 | 838 | queue_work(hdev->req_workqueue, &hdev->power_off.work); |
eec8d2bc | 839 | |
366a0336 | 840 | err = 0; |
eec8d2bc JH |
841 | |
842 | failed: | |
09fd0de5 | 843 | hci_dev_unlock(hdev); |
366a0336 | 844 | return err; |
eec8d2bc JH |
845 | } |
846 | ||
04124681 GP |
847 | static int mgmt_event(u16 event, struct hci_dev *hdev, void *data, u16 data_len, |
848 | struct sock *skip_sk) | |
beadb2bd JH |
849 | { |
850 | struct sk_buff *skb; | |
851 | struct mgmt_hdr *hdr; | |
852 | ||
790eff44 | 853 | skb = alloc_skb(sizeof(*hdr) + data_len, GFP_KERNEL); |
beadb2bd JH |
854 | if (!skb) |
855 | return -ENOMEM; | |
856 | ||
857 | hdr = (void *) skb_put(skb, sizeof(*hdr)); | |
858 | hdr->opcode = cpu_to_le16(event); | |
859 | if (hdev) | |
860 | hdr->index = cpu_to_le16(hdev->id); | |
861 | else | |
612dfce9 | 862 | hdr->index = __constant_cpu_to_le16(MGMT_INDEX_NONE); |
beadb2bd JH |
863 | hdr->len = cpu_to_le16(data_len); |
864 | ||
865 | if (data) | |
866 | memcpy(skb_put(skb, data_len), data, data_len); | |
867 | ||
97e0bdeb MH |
868 | /* Time stamp */ |
869 | __net_timestamp(skb); | |
870 | ||
beadb2bd JH |
871 | hci_send_to_control(skb, skip_sk); |
872 | kfree_skb(skb); | |
873 | ||
874 | return 0; | |
875 | } | |
876 | ||
877 | static int new_settings(struct hci_dev *hdev, struct sock *skip) | |
878 | { | |
879 | __le32 ev; | |
880 | ||
881 | ev = cpu_to_le32(get_current_settings(hdev)); | |
882 | ||
883 | return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip); | |
884 | } | |
885 | ||
bdb6d971 | 886 | static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 887 | u16 len) |
73f22f62 | 888 | { |
650f726d | 889 | struct mgmt_cp_set_discoverable *cp = data; |
366a0336 | 890 | struct pending_cmd *cmd; |
5e5282bb | 891 | u16 timeout; |
73f22f62 JH |
892 | u8 scan; |
893 | int err; | |
894 | ||
bdb6d971 | 895 | BT_DBG("request for %s", hdev->name); |
73f22f62 | 896 | |
33c525c0 JH |
897 | if (!lmp_bredr_capable(hdev)) |
898 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, | |
899 | MGMT_STATUS_NOT_SUPPORTED); | |
900 | ||
a7e80f25 JH |
901 | if (cp->val != 0x00 && cp->val != 0x01) |
902 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, | |
903 | MGMT_STATUS_INVALID_PARAMS); | |
904 | ||
1f350c87 | 905 | timeout = __le16_to_cpu(cp->timeout); |
24c54a90 | 906 | if (!cp->val && timeout > 0) |
bdb6d971 | 907 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 908 | MGMT_STATUS_INVALID_PARAMS); |
73f22f62 | 909 | |
09fd0de5 | 910 | hci_dev_lock(hdev); |
73f22f62 | 911 | |
5e5282bb | 912 | if (!hdev_is_powered(hdev) && timeout > 0) { |
bdb6d971 | 913 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 914 | MGMT_STATUS_NOT_POWERED); |
73f22f62 JH |
915 | goto failed; |
916 | } | |
917 | ||
2e58ef3e | 918 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 919 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 920 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 921 | MGMT_STATUS_BUSY); |
73f22f62 JH |
922 | goto failed; |
923 | } | |
924 | ||
5e5282bb | 925 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) { |
bdb6d971 | 926 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DISCOVERABLE, |
04124681 | 927 | MGMT_STATUS_REJECTED); |
5e5282bb JH |
928 | goto failed; |
929 | } | |
930 | ||
931 | if (!hdev_is_powered(hdev)) { | |
0224d2fa JH |
932 | bool changed = false; |
933 | ||
934 | if (!!cp->val != test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { | |
935 | change_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
936 | changed = true; | |
937 | } | |
938 | ||
5e5282bb | 939 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
0224d2fa JH |
940 | if (err < 0) |
941 | goto failed; | |
942 | ||
943 | if (changed) | |
944 | err = new_settings(hdev, sk); | |
945 | ||
5e5282bb JH |
946 | goto failed; |
947 | } | |
948 | ||
949 | if (!!cp->val == test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) { | |
955638ec MH |
950 | if (hdev->discov_timeout > 0) { |
951 | cancel_delayed_work(&hdev->discov_off); | |
952 | hdev->discov_timeout = 0; | |
953 | } | |
954 | ||
955 | if (cp->val && timeout > 0) { | |
956 | hdev->discov_timeout = timeout; | |
957 | queue_delayed_work(hdev->workqueue, &hdev->discov_off, | |
958 | msecs_to_jiffies(hdev->discov_timeout * 1000)); | |
959 | } | |
960 | ||
69ab39ea | 961 | err = send_settings_rsp(sk, MGMT_OP_SET_DISCOVERABLE, hdev); |
73f22f62 JH |
962 | goto failed; |
963 | } | |
964 | ||
2e58ef3e | 965 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); |
366a0336 JH |
966 | if (!cmd) { |
967 | err = -ENOMEM; | |
73f22f62 | 968 | goto failed; |
366a0336 | 969 | } |
73f22f62 JH |
970 | |
971 | scan = SCAN_PAGE; | |
972 | ||
72a734ec | 973 | if (cp->val) |
73f22f62 | 974 | scan |= SCAN_INQUIRY; |
16ab91ab | 975 | else |
e0f9309f | 976 | cancel_delayed_work(&hdev->discov_off); |
73f22f62 JH |
977 | |
978 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
979 | if (err < 0) | |
a664b5bc | 980 | mgmt_pending_remove(cmd); |
73f22f62 | 981 | |
16ab91ab | 982 | if (cp->val) |
5e5282bb | 983 | hdev->discov_timeout = timeout; |
16ab91ab | 984 | |
73f22f62 | 985 | failed: |
09fd0de5 | 986 | hci_dev_unlock(hdev); |
73f22f62 JH |
987 | return err; |
988 | } | |
989 | ||
406d7804 JH |
990 | static void write_fast_connectable(struct hci_request *req, bool enable) |
991 | { | |
bd98b996 | 992 | struct hci_dev *hdev = req->hdev; |
406d7804 JH |
993 | struct hci_cp_write_page_scan_activity acp; |
994 | u8 type; | |
995 | ||
4c01f8b8 JH |
996 | if (hdev->hci_ver < BLUETOOTH_VER_1_2) |
997 | return; | |
998 | ||
406d7804 JH |
999 | if (enable) { |
1000 | type = PAGE_SCAN_TYPE_INTERLACED; | |
1001 | ||
1002 | /* 160 msec page scan interval */ | |
1003 | acp.interval = __constant_cpu_to_le16(0x0100); | |
1004 | } else { | |
1005 | type = PAGE_SCAN_TYPE_STANDARD; /* default */ | |
1006 | ||
1007 | /* default 1.28 sec page scan */ | |
1008 | acp.interval = __constant_cpu_to_le16(0x0800); | |
1009 | } | |
1010 | ||
1011 | acp.window = __constant_cpu_to_le16(0x0012); | |
1012 | ||
bd98b996 JH |
1013 | if (__cpu_to_le16(hdev->page_scan_interval) != acp.interval || |
1014 | __cpu_to_le16(hdev->page_scan_window) != acp.window) | |
1015 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, | |
1016 | sizeof(acp), &acp); | |
1017 | ||
1018 | if (hdev->page_scan_type != type) | |
1019 | hci_req_add(req, HCI_OP_WRITE_PAGE_SCAN_TYPE, 1, &type); | |
406d7804 JH |
1020 | } |
1021 | ||
2b76f453 JH |
1022 | static void set_connectable_complete(struct hci_dev *hdev, u8 status) |
1023 | { | |
1024 | struct pending_cmd *cmd; | |
1025 | ||
1026 | BT_DBG("status 0x%02x", status); | |
1027 | ||
1028 | hci_dev_lock(hdev); | |
1029 | ||
1030 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); | |
1031 | if (!cmd) | |
1032 | goto unlock; | |
1033 | ||
1034 | send_settings_rsp(cmd->sk, MGMT_OP_SET_CONNECTABLE, hdev); | |
1035 | ||
1036 | mgmt_pending_remove(cmd); | |
1037 | ||
1038 | unlock: | |
1039 | hci_dev_unlock(hdev); | |
1040 | } | |
1041 | ||
bdb6d971 | 1042 | static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1043 | u16 len) |
9fbcbb45 | 1044 | { |
650f726d | 1045 | struct mgmt_mode *cp = data; |
366a0336 | 1046 | struct pending_cmd *cmd; |
2b76f453 | 1047 | struct hci_request req; |
9fbcbb45 JH |
1048 | u8 scan; |
1049 | int err; | |
1050 | ||
bdb6d971 | 1051 | BT_DBG("request for %s", hdev->name); |
9fbcbb45 | 1052 | |
33c525c0 JH |
1053 | if (!lmp_bredr_capable(hdev)) |
1054 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, | |
1055 | MGMT_STATUS_NOT_SUPPORTED); | |
1056 | ||
a7e80f25 JH |
1057 | if (cp->val != 0x00 && cp->val != 0x01) |
1058 | return cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, | |
1059 | MGMT_STATUS_INVALID_PARAMS); | |
1060 | ||
09fd0de5 | 1061 | hci_dev_lock(hdev); |
9fbcbb45 | 1062 | |
4b34ee78 | 1063 | if (!hdev_is_powered(hdev)) { |
0224d2fa JH |
1064 | bool changed = false; |
1065 | ||
1066 | if (!!cp->val != test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
1067 | changed = true; | |
1068 | ||
6bf0e469 | 1069 | if (cp->val) { |
5e5282bb | 1070 | set_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
6bf0e469 | 1071 | } else { |
5e5282bb JH |
1072 | clear_bit(HCI_CONNECTABLE, &hdev->dev_flags); |
1073 | clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags); | |
1074 | } | |
0224d2fa | 1075 | |
5e5282bb | 1076 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); |
0224d2fa JH |
1077 | if (err < 0) |
1078 | goto failed; | |
1079 | ||
1080 | if (changed) | |
1081 | err = new_settings(hdev, sk); | |
1082 | ||
9fbcbb45 JH |
1083 | goto failed; |
1084 | } | |
1085 | ||
2e58ef3e | 1086 | if (mgmt_pending_find(MGMT_OP_SET_DISCOVERABLE, hdev) || |
8ce8e2b5 | 1087 | mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) { |
bdb6d971 | 1088 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_CONNECTABLE, |
04124681 | 1089 | MGMT_STATUS_BUSY); |
9fbcbb45 JH |
1090 | goto failed; |
1091 | } | |
1092 | ||
5e5282bb | 1093 | if (!!cp->val == test_bit(HCI_PSCAN, &hdev->flags)) { |
69ab39ea | 1094 | err = send_settings_rsp(sk, MGMT_OP_SET_CONNECTABLE, hdev); |
9fbcbb45 JH |
1095 | goto failed; |
1096 | } | |
1097 | ||
2e58ef3e | 1098 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); |
366a0336 JH |
1099 | if (!cmd) { |
1100 | err = -ENOMEM; | |
9fbcbb45 | 1101 | goto failed; |
366a0336 | 1102 | } |
9fbcbb45 | 1103 | |
6bf0e469 | 1104 | if (cp->val) { |
9fbcbb45 | 1105 | scan = SCAN_PAGE; |
6bf0e469 | 1106 | } else { |
9fbcbb45 JH |
1107 | scan = 0; |
1108 | ||
df2c6c5e | 1109 | if (test_bit(HCI_ISCAN, &hdev->flags) && |
8ce8e2b5 | 1110 | hdev->discov_timeout > 0) |
df2c6c5e JH |
1111 | cancel_delayed_work(&hdev->discov_off); |
1112 | } | |
1113 | ||
2b76f453 JH |
1114 | hci_req_init(&req, hdev); |
1115 | ||
1116 | hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
1117 | ||
4c01f8b8 JH |
1118 | /* If we're going from non-connectable to connectable or |
1119 | * vice-versa when fast connectable is enabled ensure that fast | |
1120 | * connectable gets disabled. write_fast_connectable won't do | |
1121 | * anything if the page scan parameters are already what they | |
1122 | * should be. | |
1123 | */ | |
1124 | if (cp->val || test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) | |
e36a3769 JH |
1125 | write_fast_connectable(&req, false); |
1126 | ||
2b76f453 | 1127 | err = hci_req_run(&req, set_connectable_complete); |
9fbcbb45 | 1128 | if (err < 0) |
a664b5bc | 1129 | mgmt_pending_remove(cmd); |
9fbcbb45 JH |
1130 | |
1131 | failed: | |
09fd0de5 | 1132 | hci_dev_unlock(hdev); |
9fbcbb45 JH |
1133 | return err; |
1134 | } | |
1135 | ||
bdb6d971 | 1136 | static int set_pairable(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1137 | u16 len) |
c542a06c | 1138 | { |
650f726d | 1139 | struct mgmt_mode *cp = data; |
c542a06c JH |
1140 | int err; |
1141 | ||
bdb6d971 | 1142 | BT_DBG("request for %s", hdev->name); |
c542a06c | 1143 | |
a7e80f25 JH |
1144 | if (cp->val != 0x00 && cp->val != 0x01) |
1145 | return cmd_status(sk, hdev->id, MGMT_OP_SET_PAIRABLE, | |
1146 | MGMT_STATUS_INVALID_PARAMS); | |
1147 | ||
09fd0de5 | 1148 | hci_dev_lock(hdev); |
c542a06c JH |
1149 | |
1150 | if (cp->val) | |
a8b2d5c2 | 1151 | set_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1152 | else |
a8b2d5c2 | 1153 | clear_bit(HCI_PAIRABLE, &hdev->dev_flags); |
c542a06c | 1154 | |
69ab39ea | 1155 | err = send_settings_rsp(sk, MGMT_OP_SET_PAIRABLE, hdev); |
c542a06c JH |
1156 | if (err < 0) |
1157 | goto failed; | |
1158 | ||
beadb2bd | 1159 | err = new_settings(hdev, sk); |
c542a06c JH |
1160 | |
1161 | failed: | |
09fd0de5 | 1162 | hci_dev_unlock(hdev); |
c542a06c JH |
1163 | return err; |
1164 | } | |
1165 | ||
04124681 GP |
1166 | static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data, |
1167 | u16 len) | |
33ef95ed JH |
1168 | { |
1169 | struct mgmt_mode *cp = data; | |
1170 | struct pending_cmd *cmd; | |
816a11d5 | 1171 | u8 val; |
33ef95ed JH |
1172 | int err; |
1173 | ||
bdb6d971 | 1174 | BT_DBG("request for %s", hdev->name); |
33ef95ed | 1175 | |
33c525c0 JH |
1176 | if (!lmp_bredr_capable(hdev)) |
1177 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, | |
1178 | MGMT_STATUS_NOT_SUPPORTED); | |
1179 | ||
a7e80f25 JH |
1180 | if (cp->val != 0x00 && cp->val != 0x01) |
1181 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, | |
1182 | MGMT_STATUS_INVALID_PARAMS); | |
1183 | ||
33ef95ed JH |
1184 | hci_dev_lock(hdev); |
1185 | ||
4b34ee78 | 1186 | if (!hdev_is_powered(hdev)) { |
47990ea0 JH |
1187 | bool changed = false; |
1188 | ||
1189 | if (!!cp->val != test_bit(HCI_LINK_SECURITY, | |
8ce8e2b5 | 1190 | &hdev->dev_flags)) { |
47990ea0 JH |
1191 | change_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
1192 | changed = true; | |
1193 | } | |
1194 | ||
1195 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1196 | if (err < 0) | |
1197 | goto failed; | |
1198 | ||
1199 | if (changed) | |
1200 | err = new_settings(hdev, sk); | |
1201 | ||
33ef95ed JH |
1202 | goto failed; |
1203 | } | |
1204 | ||
1205 | if (mgmt_pending_find(MGMT_OP_SET_LINK_SECURITY, hdev)) { | |
bdb6d971 | 1206 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY, |
04124681 | 1207 | MGMT_STATUS_BUSY); |
33ef95ed JH |
1208 | goto failed; |
1209 | } | |
1210 | ||
1211 | val = !!cp->val; | |
1212 | ||
1213 | if (test_bit(HCI_AUTH, &hdev->flags) == val) { | |
1214 | err = send_settings_rsp(sk, MGMT_OP_SET_LINK_SECURITY, hdev); | |
1215 | goto failed; | |
1216 | } | |
1217 | ||
1218 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LINK_SECURITY, hdev, data, len); | |
1219 | if (!cmd) { | |
1220 | err = -ENOMEM; | |
1221 | goto failed; | |
1222 | } | |
1223 | ||
1224 | err = hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(val), &val); | |
1225 | if (err < 0) { | |
1226 | mgmt_pending_remove(cmd); | |
1227 | goto failed; | |
1228 | } | |
1229 | ||
1230 | failed: | |
1231 | hci_dev_unlock(hdev); | |
33ef95ed JH |
1232 | return err; |
1233 | } | |
1234 | ||
bdb6d971 | 1235 | static int set_ssp(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
ed2c4ee3 JH |
1236 | { |
1237 | struct mgmt_mode *cp = data; | |
1238 | struct pending_cmd *cmd; | |
816a11d5 | 1239 | u8 val; |
ed2c4ee3 JH |
1240 | int err; |
1241 | ||
bdb6d971 | 1242 | BT_DBG("request for %s", hdev->name); |
ed2c4ee3 | 1243 | |
13ecd8b6 JH |
1244 | if (!lmp_ssp_capable(hdev)) |
1245 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1246 | MGMT_STATUS_NOT_SUPPORTED); | |
ed2c4ee3 | 1247 | |
a7e80f25 JH |
1248 | if (cp->val != 0x00 && cp->val != 0x01) |
1249 | return cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, | |
1250 | MGMT_STATUS_INVALID_PARAMS); | |
1251 | ||
13ecd8b6 | 1252 | hci_dev_lock(hdev); |
6c8f12c1 | 1253 | |
c0ecddc2 JH |
1254 | val = !!cp->val; |
1255 | ||
4b34ee78 | 1256 | if (!hdev_is_powered(hdev)) { |
c0ecddc2 JH |
1257 | bool changed = false; |
1258 | ||
1259 | if (val != test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) { | |
1260 | change_bit(HCI_SSP_ENABLED, &hdev->dev_flags); | |
1261 | changed = true; | |
1262 | } | |
1263 | ||
1264 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1265 | if (err < 0) | |
1266 | goto failed; | |
1267 | ||
1268 | if (changed) | |
1269 | err = new_settings(hdev, sk); | |
1270 | ||
ed2c4ee3 JH |
1271 | goto failed; |
1272 | } | |
1273 | ||
1274 | if (mgmt_pending_find(MGMT_OP_SET_SSP, hdev)) { | |
d97dcb66 SJ |
1275 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_SSP, |
1276 | MGMT_STATUS_BUSY); | |
ed2c4ee3 JH |
1277 | goto failed; |
1278 | } | |
1279 | ||
ed2c4ee3 JH |
1280 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) == val) { |
1281 | err = send_settings_rsp(sk, MGMT_OP_SET_SSP, hdev); | |
1282 | goto failed; | |
1283 | } | |
1284 | ||
1285 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_SSP, hdev, data, len); | |
1286 | if (!cmd) { | |
1287 | err = -ENOMEM; | |
1288 | goto failed; | |
1289 | } | |
1290 | ||
1291 | err = hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE, sizeof(val), &val); | |
1292 | if (err < 0) { | |
1293 | mgmt_pending_remove(cmd); | |
1294 | goto failed; | |
1295 | } | |
1296 | ||
1297 | failed: | |
1298 | hci_dev_unlock(hdev); | |
ed2c4ee3 JH |
1299 | return err; |
1300 | } | |
1301 | ||
bdb6d971 | 1302 | static int set_hs(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
6d80dfd0 JH |
1303 | { |
1304 | struct mgmt_mode *cp = data; | |
6d80dfd0 | 1305 | |
bdb6d971 | 1306 | BT_DBG("request for %s", hdev->name); |
6d80dfd0 | 1307 | |
bdb6d971 JH |
1308 | if (!enable_hs) |
1309 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
04124681 | 1310 | MGMT_STATUS_NOT_SUPPORTED); |
6d80dfd0 | 1311 | |
a7e80f25 JH |
1312 | if (cp->val != 0x00 && cp->val != 0x01) |
1313 | return cmd_status(sk, hdev->id, MGMT_OP_SET_HS, | |
1314 | MGMT_STATUS_INVALID_PARAMS); | |
1315 | ||
6d80dfd0 JH |
1316 | if (cp->val) |
1317 | set_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
1318 | else | |
1319 | clear_bit(HCI_HS_ENABLED, &hdev->dev_flags); | |
1320 | ||
bdb6d971 | 1321 | return send_settings_rsp(sk, MGMT_OP_SET_HS, hdev); |
6d80dfd0 JH |
1322 | } |
1323 | ||
bdb6d971 | 1324 | static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
06199cf8 JH |
1325 | { |
1326 | struct mgmt_mode *cp = data; | |
1327 | struct hci_cp_write_le_host_supported hci_cp; | |
1328 | struct pending_cmd *cmd; | |
06199cf8 | 1329 | int err; |
0b60eba1 | 1330 | u8 val, enabled; |
06199cf8 | 1331 | |
bdb6d971 | 1332 | BT_DBG("request for %s", hdev->name); |
06199cf8 | 1333 | |
13ecd8b6 JH |
1334 | if (!lmp_le_capable(hdev)) |
1335 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1336 | MGMT_STATUS_NOT_SUPPORTED); | |
1de028ce | 1337 | |
a7e80f25 JH |
1338 | if (cp->val != 0x00 && cp->val != 0x01) |
1339 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1340 | MGMT_STATUS_INVALID_PARAMS); | |
1341 | ||
c73eee91 JH |
1342 | /* LE-only devices do not allow toggling LE on/off */ |
1343 | if (!lmp_bredr_capable(hdev)) | |
1344 | return cmd_status(sk, hdev->id, MGMT_OP_SET_LE, | |
1345 | MGMT_STATUS_REJECTED); | |
1346 | ||
13ecd8b6 | 1347 | hci_dev_lock(hdev); |
06199cf8 JH |
1348 | |
1349 | val = !!cp->val; | |
ffa88e02 | 1350 | enabled = lmp_host_le_capable(hdev); |
06199cf8 | 1351 | |
0b60eba1 | 1352 | if (!hdev_is_powered(hdev) || val == enabled) { |
06199cf8 JH |
1353 | bool changed = false; |
1354 | ||
1355 | if (val != test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { | |
1356 | change_bit(HCI_LE_ENABLED, &hdev->dev_flags); | |
1357 | changed = true; | |
1358 | } | |
1359 | ||
1360 | err = send_settings_rsp(sk, MGMT_OP_SET_LE, hdev); | |
1361 | if (err < 0) | |
1de028ce | 1362 | goto unlock; |
06199cf8 JH |
1363 | |
1364 | if (changed) | |
1365 | err = new_settings(hdev, sk); | |
1366 | ||
1de028ce | 1367 | goto unlock; |
06199cf8 JH |
1368 | } |
1369 | ||
1370 | if (mgmt_pending_find(MGMT_OP_SET_LE, hdev)) { | |
bdb6d971 | 1371 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_LE, |
04124681 | 1372 | MGMT_STATUS_BUSY); |
1de028ce | 1373 | goto unlock; |
06199cf8 JH |
1374 | } |
1375 | ||
1376 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LE, hdev, data, len); | |
1377 | if (!cmd) { | |
1378 | err = -ENOMEM; | |
1de028ce | 1379 | goto unlock; |
06199cf8 JH |
1380 | } |
1381 | ||
1382 | memset(&hci_cp, 0, sizeof(hci_cp)); | |
1383 | ||
1384 | if (val) { | |
1385 | hci_cp.le = val; | |
ffa88e02 | 1386 | hci_cp.simul = lmp_le_br_capable(hdev); |
06199cf8 JH |
1387 | } |
1388 | ||
04124681 GP |
1389 | err = hci_send_cmd(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp), |
1390 | &hci_cp); | |
0c01bc48 | 1391 | if (err < 0) |
06199cf8 | 1392 | mgmt_pending_remove(cmd); |
06199cf8 | 1393 | |
1de028ce JH |
1394 | unlock: |
1395 | hci_dev_unlock(hdev); | |
06199cf8 JH |
1396 | return err; |
1397 | } | |
1398 | ||
0cab9c80 JH |
1399 | /* This is a helper function to test for pending mgmt commands that can |
1400 | * cause CoD or EIR HCI commands. We can only allow one such pending | |
1401 | * mgmt command at a time since otherwise we cannot easily track what | |
1402 | * the current values are, will be, and based on that calculate if a new | |
1403 | * HCI command needs to be sent and if yes with what value. | |
1404 | */ | |
1405 | static bool pending_eir_or_class(struct hci_dev *hdev) | |
1406 | { | |
1407 | struct pending_cmd *cmd; | |
1408 | ||
1409 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { | |
1410 | switch (cmd->opcode) { | |
1411 | case MGMT_OP_ADD_UUID: | |
1412 | case MGMT_OP_REMOVE_UUID: | |
1413 | case MGMT_OP_SET_DEV_CLASS: | |
1414 | case MGMT_OP_SET_POWERED: | |
1415 | return true; | |
1416 | } | |
1417 | } | |
1418 | ||
1419 | return false; | |
1420 | } | |
1421 | ||
83be8eca JH |
1422 | static const u8 bluetooth_base_uuid[] = { |
1423 | 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80, | |
1424 | 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
1425 | }; | |
1426 | ||
1427 | static u8 get_uuid_size(const u8 *uuid) | |
1428 | { | |
1429 | u32 val; | |
1430 | ||
1431 | if (memcmp(uuid, bluetooth_base_uuid, 12)) | |
1432 | return 128; | |
1433 | ||
1434 | val = get_unaligned_le32(&uuid[12]); | |
1435 | if (val > 0xffff) | |
1436 | return 32; | |
1437 | ||
1438 | return 16; | |
1439 | } | |
1440 | ||
92da6097 JH |
1441 | static void mgmt_class_complete(struct hci_dev *hdev, u16 mgmt_op, u8 status) |
1442 | { | |
1443 | struct pending_cmd *cmd; | |
1444 | ||
1445 | hci_dev_lock(hdev); | |
1446 | ||
1447 | cmd = mgmt_pending_find(mgmt_op, hdev); | |
1448 | if (!cmd) | |
1449 | goto unlock; | |
1450 | ||
1451 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(status), | |
1452 | hdev->dev_class, 3); | |
1453 | ||
1454 | mgmt_pending_remove(cmd); | |
1455 | ||
1456 | unlock: | |
1457 | hci_dev_unlock(hdev); | |
1458 | } | |
1459 | ||
1460 | static void add_uuid_complete(struct hci_dev *hdev, u8 status) | |
1461 | { | |
1462 | BT_DBG("status 0x%02x", status); | |
1463 | ||
1464 | mgmt_class_complete(hdev, MGMT_OP_ADD_UUID, status); | |
1465 | } | |
1466 | ||
bdb6d971 | 1467 | static int add_uuid(struct sock *sk, struct hci_dev *hdev, void *data, u16 len) |
2aeb9a1a | 1468 | { |
650f726d | 1469 | struct mgmt_cp_add_uuid *cp = data; |
90e70454 | 1470 | struct pending_cmd *cmd; |
890ea898 | 1471 | struct hci_request req; |
2aeb9a1a | 1472 | struct bt_uuid *uuid; |
2aeb9a1a JH |
1473 | int err; |
1474 | ||
bdb6d971 | 1475 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 1476 | |
09fd0de5 | 1477 | hci_dev_lock(hdev); |
2aeb9a1a | 1478 | |
0cab9c80 | 1479 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 1480 | err = cmd_status(sk, hdev->id, MGMT_OP_ADD_UUID, |
04124681 | 1481 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
1482 | goto failed; |
1483 | } | |
1484 | ||
92c4c204 | 1485 | uuid = kmalloc(sizeof(*uuid), GFP_KERNEL); |
2aeb9a1a JH |
1486 | if (!uuid) { |
1487 | err = -ENOMEM; | |
1488 | goto failed; | |
1489 | } | |
1490 | ||
1491 | memcpy(uuid->uuid, cp->uuid, 16); | |
1aff6f09 | 1492 | uuid->svc_hint = cp->svc_hint; |
83be8eca | 1493 | uuid->size = get_uuid_size(cp->uuid); |
2aeb9a1a | 1494 | |
de66aa63 | 1495 | list_add_tail(&uuid->list, &hdev->uuids); |
2aeb9a1a | 1496 | |
890ea898 | 1497 | hci_req_init(&req, hdev); |
1aff6f09 | 1498 | |
890ea898 JH |
1499 | update_class(&req); |
1500 | update_eir(&req); | |
1501 | ||
92da6097 JH |
1502 | err = hci_req_run(&req, add_uuid_complete); |
1503 | if (err < 0) { | |
1504 | if (err != -ENODATA) | |
1505 | goto failed; | |
80a1e1db | 1506 | |
bdb6d971 | 1507 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_UUID, 0, |
04124681 | 1508 | hdev->dev_class, 3); |
90e70454 JH |
1509 | goto failed; |
1510 | } | |
1511 | ||
1512 | cmd = mgmt_pending_add(sk, MGMT_OP_ADD_UUID, hdev, data, len); | |
890ea898 | 1513 | if (!cmd) { |
90e70454 | 1514 | err = -ENOMEM; |
890ea898 JH |
1515 | goto failed; |
1516 | } | |
1517 | ||
1518 | err = 0; | |
2aeb9a1a JH |
1519 | |
1520 | failed: | |
09fd0de5 | 1521 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
1522 | return err; |
1523 | } | |
1524 | ||
24b78d0f JH |
1525 | static bool enable_service_cache(struct hci_dev *hdev) |
1526 | { | |
1527 | if (!hdev_is_powered(hdev)) | |
1528 | return false; | |
1529 | ||
1530 | if (!test_and_set_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { | |
46818ed5 JH |
1531 | queue_delayed_work(hdev->workqueue, &hdev->service_cache, |
1532 | CACHE_TIMEOUT); | |
24b78d0f JH |
1533 | return true; |
1534 | } | |
1535 | ||
1536 | return false; | |
1537 | } | |
1538 | ||
92da6097 JH |
1539 | static void remove_uuid_complete(struct hci_dev *hdev, u8 status) |
1540 | { | |
1541 | BT_DBG("status 0x%02x", status); | |
1542 | ||
1543 | mgmt_class_complete(hdev, MGMT_OP_REMOVE_UUID, status); | |
1544 | } | |
1545 | ||
bdb6d971 | 1546 | static int remove_uuid(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 1547 | u16 len) |
2aeb9a1a | 1548 | { |
650f726d | 1549 | struct mgmt_cp_remove_uuid *cp = data; |
90e70454 | 1550 | struct pending_cmd *cmd; |
056341c8 | 1551 | struct bt_uuid *match, *tmp; |
2aeb9a1a | 1552 | u8 bt_uuid_any[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
890ea898 | 1553 | struct hci_request req; |
2aeb9a1a JH |
1554 | int err, found; |
1555 | ||
bdb6d971 | 1556 | BT_DBG("request for %s", hdev->name); |
2aeb9a1a | 1557 | |
09fd0de5 | 1558 | hci_dev_lock(hdev); |
2aeb9a1a | 1559 | |
0cab9c80 | 1560 | if (pending_eir_or_class(hdev)) { |
bdb6d971 | 1561 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 1562 | MGMT_STATUS_BUSY); |
c95f0ba7 JH |
1563 | goto unlock; |
1564 | } | |
1565 | ||
2aeb9a1a JH |
1566 | if (memcmp(cp->uuid, bt_uuid_any, 16) == 0) { |
1567 | err = hci_uuids_clear(hdev); | |
4004b6d9 | 1568 | |
24b78d0f | 1569 | if (enable_service_cache(hdev)) { |
bdb6d971 | 1570 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 1571 | 0, hdev->dev_class, 3); |
24b78d0f JH |
1572 | goto unlock; |
1573 | } | |
4004b6d9 | 1574 | |
9246a869 | 1575 | goto update_class; |
2aeb9a1a JH |
1576 | } |
1577 | ||
1578 | found = 0; | |
1579 | ||
056341c8 | 1580 | list_for_each_entry_safe(match, tmp, &hdev->uuids, list) { |
2aeb9a1a JH |
1581 | if (memcmp(match->uuid, cp->uuid, 16) != 0) |
1582 | continue; | |
1583 | ||
1584 | list_del(&match->list); | |
482049f7 | 1585 | kfree(match); |
2aeb9a1a JH |
1586 | found++; |
1587 | } | |
1588 | ||
1589 | if (found == 0) { | |
bdb6d971 | 1590 | err = cmd_status(sk, hdev->id, MGMT_OP_REMOVE_UUID, |
04124681 | 1591 | MGMT_STATUS_INVALID_PARAMS); |
2aeb9a1a JH |
1592 | goto unlock; |
1593 | } | |
1594 | ||
9246a869 | 1595 | update_class: |
890ea898 | 1596 | hci_req_init(&req, hdev); |
1aff6f09 | 1597 | |
890ea898 JH |
1598 | update_class(&req); |
1599 | update_eir(&req); | |
1600 | ||
92da6097 JH |
1601 | err = hci_req_run(&req, remove_uuid_complete); |
1602 | if (err < 0) { | |
1603 | if (err != -ENODATA) | |
1604 | goto unlock; | |
80a1e1db | 1605 | |
bdb6d971 | 1606 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_UUID, 0, |
04124681 | 1607 | hdev->dev_class, 3); |
90e70454 JH |
1608 | goto unlock; |
1609 | } | |
1610 | ||
1611 | cmd = mgmt_pending_add(sk, MGMT_OP_REMOVE_UUID, hdev, data, len); | |
890ea898 | 1612 | if (!cmd) { |
90e70454 | 1613 | err = -ENOMEM; |
890ea898 JH |
1614 | goto unlock; |
1615 | } | |
1616 | ||
1617 | err = 0; | |
2aeb9a1a JH |
1618 | |
1619 | unlock: | |
09fd0de5 | 1620 | hci_dev_unlock(hdev); |
2aeb9a1a JH |
1621 | return err; |
1622 | } | |
1623 | ||
92da6097 JH |
1624 | static void set_class_complete(struct hci_dev *hdev, u8 status) |
1625 | { | |
1626 | BT_DBG("status 0x%02x", status); | |
1627 | ||
1628 | mgmt_class_complete(hdev, MGMT_OP_SET_DEV_CLASS, status); | |
1629 | } | |
1630 | ||
bdb6d971 | 1631 | static int set_dev_class(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1632 | u16 len) |
1aff6f09 | 1633 | { |
650f726d | 1634 | struct mgmt_cp_set_dev_class *cp = data; |
90e70454 | 1635 | struct pending_cmd *cmd; |
890ea898 | 1636 | struct hci_request req; |
1aff6f09 JH |
1637 | int err; |
1638 | ||
bdb6d971 | 1639 | BT_DBG("request for %s", hdev->name); |
1aff6f09 | 1640 | |
13ecd8b6 JH |
1641 | if (!lmp_bredr_capable(hdev)) |
1642 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
1643 | MGMT_STATUS_NOT_SUPPORTED); | |
1aff6f09 | 1644 | |
0cab9c80 | 1645 | hci_dev_lock(hdev); |
ee98f473 | 1646 | |
0cab9c80 JH |
1647 | if (pending_eir_or_class(hdev)) { |
1648 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
1649 | MGMT_STATUS_BUSY); | |
1650 | goto unlock; | |
1651 | } | |
c95f0ba7 | 1652 | |
0cab9c80 JH |
1653 | if ((cp->minor & 0x03) != 0 || (cp->major & 0xe0) != 0) { |
1654 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, | |
1655 | MGMT_STATUS_INVALID_PARAMS); | |
1656 | goto unlock; | |
1657 | } | |
575b3a02 | 1658 | |
932f5ff5 JH |
1659 | hdev->major_class = cp->major; |
1660 | hdev->minor_class = cp->minor; | |
1661 | ||
b5235a65 | 1662 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 1663 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 1664 | hdev->dev_class, 3); |
b5235a65 JH |
1665 | goto unlock; |
1666 | } | |
1667 | ||
890ea898 JH |
1668 | hci_req_init(&req, hdev); |
1669 | ||
a8b2d5c2 | 1670 | if (test_and_clear_bit(HCI_SERVICE_CACHE, &hdev->dev_flags)) { |
7d78525d JH |
1671 | hci_dev_unlock(hdev); |
1672 | cancel_delayed_work_sync(&hdev->service_cache); | |
1673 | hci_dev_lock(hdev); | |
890ea898 | 1674 | update_eir(&req); |
7d78525d | 1675 | } |
14c0b608 | 1676 | |
890ea898 JH |
1677 | update_class(&req); |
1678 | ||
92da6097 JH |
1679 | err = hci_req_run(&req, set_class_complete); |
1680 | if (err < 0) { | |
1681 | if (err != -ENODATA) | |
1682 | goto unlock; | |
1aff6f09 | 1683 | |
bdb6d971 | 1684 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEV_CLASS, 0, |
04124681 | 1685 | hdev->dev_class, 3); |
90e70454 JH |
1686 | goto unlock; |
1687 | } | |
1688 | ||
1689 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_DEV_CLASS, hdev, data, len); | |
890ea898 | 1690 | if (!cmd) { |
90e70454 | 1691 | err = -ENOMEM; |
890ea898 JH |
1692 | goto unlock; |
1693 | } | |
1694 | ||
1695 | err = 0; | |
1aff6f09 | 1696 | |
b5235a65 | 1697 | unlock: |
09fd0de5 | 1698 | hci_dev_unlock(hdev); |
1aff6f09 JH |
1699 | return err; |
1700 | } | |
1701 | ||
bdb6d971 | 1702 | static int load_link_keys(struct sock *sk, struct hci_dev *hdev, void *data, |
8ce8e2b5 | 1703 | u16 len) |
55ed8ca1 | 1704 | { |
650f726d | 1705 | struct mgmt_cp_load_link_keys *cp = data; |
4e51eae9 | 1706 | u16 key_count, expected_len; |
a492cd52 | 1707 | int i; |
55ed8ca1 | 1708 | |
1f350c87 | 1709 | key_count = __le16_to_cpu(cp->key_count); |
55ed8ca1 | 1710 | |
86742e1e JH |
1711 | expected_len = sizeof(*cp) + key_count * |
1712 | sizeof(struct mgmt_link_key_info); | |
a492cd52 | 1713 | if (expected_len != len) { |
86742e1e | 1714 | BT_ERR("load_link_keys: expected %u bytes, got %u bytes", |
8ce8e2b5 | 1715 | len, expected_len); |
bdb6d971 | 1716 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, |
04124681 | 1717 | MGMT_STATUS_INVALID_PARAMS); |
55ed8ca1 JH |
1718 | } |
1719 | ||
4ae14301 JH |
1720 | if (cp->debug_keys != 0x00 && cp->debug_keys != 0x01) |
1721 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
1722 | MGMT_STATUS_INVALID_PARAMS); | |
1723 | ||
bdb6d971 | 1724 | BT_DBG("%s debug_keys %u key_count %u", hdev->name, cp->debug_keys, |
8ce8e2b5 | 1725 | key_count); |
55ed8ca1 | 1726 | |
4ee71b20 JH |
1727 | for (i = 0; i < key_count; i++) { |
1728 | struct mgmt_link_key_info *key = &cp->keys[i]; | |
1729 | ||
1730 | if (key->addr.type != BDADDR_BREDR) | |
1731 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, | |
1732 | MGMT_STATUS_INVALID_PARAMS); | |
1733 | } | |
1734 | ||
09fd0de5 | 1735 | hci_dev_lock(hdev); |
55ed8ca1 JH |
1736 | |
1737 | hci_link_keys_clear(hdev); | |
1738 | ||
55ed8ca1 | 1739 | if (cp->debug_keys) |
a8b2d5c2 | 1740 | set_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
55ed8ca1 | 1741 | else |
a8b2d5c2 | 1742 | clear_bit(HCI_DEBUG_KEYS, &hdev->dev_flags); |
55ed8ca1 | 1743 | |
a492cd52 | 1744 | for (i = 0; i < key_count; i++) { |
86742e1e | 1745 | struct mgmt_link_key_info *key = &cp->keys[i]; |
55ed8ca1 | 1746 | |
d753fdc4 | 1747 | hci_add_link_key(hdev, NULL, 0, &key->addr.bdaddr, key->val, |
04124681 | 1748 | key->type, key->pin_len); |
55ed8ca1 JH |
1749 | } |
1750 | ||
bdb6d971 | 1751 | cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LINK_KEYS, 0, NULL, 0); |
0e5f875a | 1752 | |
09fd0de5 | 1753 | hci_dev_unlock(hdev); |
55ed8ca1 | 1754 | |
a492cd52 | 1755 | return 0; |
55ed8ca1 JH |
1756 | } |
1757 | ||
b1078ad0 | 1758 | static int device_unpaired(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1759 | u8 addr_type, struct sock *skip_sk) |
b1078ad0 JH |
1760 | { |
1761 | struct mgmt_ev_device_unpaired ev; | |
1762 | ||
1763 | bacpy(&ev.addr.bdaddr, bdaddr); | |
1764 | ev.addr.type = addr_type; | |
1765 | ||
1766 | return mgmt_event(MGMT_EV_DEVICE_UNPAIRED, hdev, &ev, sizeof(ev), | |
04124681 | 1767 | skip_sk); |
b1078ad0 JH |
1768 | } |
1769 | ||
bdb6d971 | 1770 | static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1771 | u16 len) |
55ed8ca1 | 1772 | { |
124f6e35 JH |
1773 | struct mgmt_cp_unpair_device *cp = data; |
1774 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
1775 | struct hci_cp_disconnect dc; |
1776 | struct pending_cmd *cmd; | |
55ed8ca1 | 1777 | struct hci_conn *conn; |
55ed8ca1 JH |
1778 | int err; |
1779 | ||
a8a1d19e | 1780 | memset(&rp, 0, sizeof(rp)); |
124f6e35 JH |
1781 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
1782 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 1783 | |
4ee71b20 JH |
1784 | if (!bdaddr_type_is_valid(cp->addr.type)) |
1785 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
1786 | MGMT_STATUS_INVALID_PARAMS, | |
1787 | &rp, sizeof(rp)); | |
1788 | ||
118da70b JH |
1789 | if (cp->disconnect != 0x00 && cp->disconnect != 0x01) |
1790 | return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, | |
1791 | MGMT_STATUS_INVALID_PARAMS, | |
1792 | &rp, sizeof(rp)); | |
1793 | ||
4ee71b20 JH |
1794 | hci_dev_lock(hdev); |
1795 | ||
86a8cfc6 | 1796 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 1797 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 1798 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); |
86a8cfc6 JH |
1799 | goto unlock; |
1800 | } | |
1801 | ||
591f47f3 | 1802 | if (cp->addr.type == BDADDR_BREDR) |
124f6e35 JH |
1803 | err = hci_remove_link_key(hdev, &cp->addr.bdaddr); |
1804 | else | |
1805 | err = hci_remove_ltk(hdev, &cp->addr.bdaddr); | |
b0dbfb46 | 1806 | |
55ed8ca1 | 1807 | if (err < 0) { |
bdb6d971 | 1808 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, |
04124681 | 1809 | MGMT_STATUS_NOT_PAIRED, &rp, sizeof(rp)); |
55ed8ca1 JH |
1810 | goto unlock; |
1811 | } | |
1812 | ||
86a8cfc6 | 1813 | if (cp->disconnect) { |
591f47f3 | 1814 | if (cp->addr.type == BDADDR_BREDR) |
86a8cfc6 | 1815 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
8ce8e2b5 | 1816 | &cp->addr.bdaddr); |
86a8cfc6 JH |
1817 | else |
1818 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, | |
8ce8e2b5 | 1819 | &cp->addr.bdaddr); |
86a8cfc6 JH |
1820 | } else { |
1821 | conn = NULL; | |
1822 | } | |
124f6e35 | 1823 | |
a8a1d19e | 1824 | if (!conn) { |
bdb6d971 | 1825 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE, 0, |
04124681 | 1826 | &rp, sizeof(rp)); |
b1078ad0 | 1827 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, sk); |
a8a1d19e JH |
1828 | goto unlock; |
1829 | } | |
55ed8ca1 | 1830 | |
124f6e35 | 1831 | cmd = mgmt_pending_add(sk, MGMT_OP_UNPAIR_DEVICE, hdev, cp, |
04124681 | 1832 | sizeof(*cp)); |
a8a1d19e JH |
1833 | if (!cmd) { |
1834 | err = -ENOMEM; | |
1835 | goto unlock; | |
55ed8ca1 JH |
1836 | } |
1837 | ||
eb55ef07 | 1838 | dc.handle = cpu_to_le16(conn->handle); |
a8a1d19e JH |
1839 | dc.reason = 0x13; /* Remote User Terminated Connection */ |
1840 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1841 | if (err < 0) | |
1842 | mgmt_pending_remove(cmd); | |
1843 | ||
55ed8ca1 | 1844 | unlock: |
09fd0de5 | 1845 | hci_dev_unlock(hdev); |
55ed8ca1 JH |
1846 | return err; |
1847 | } | |
1848 | ||
bdb6d971 | 1849 | static int disconnect(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 1850 | u16 len) |
8962ee74 | 1851 | { |
650f726d | 1852 | struct mgmt_cp_disconnect *cp = data; |
06a63b19 | 1853 | struct mgmt_rp_disconnect rp; |
8962ee74 | 1854 | struct hci_cp_disconnect dc; |
366a0336 | 1855 | struct pending_cmd *cmd; |
8962ee74 | 1856 | struct hci_conn *conn; |
8962ee74 JH |
1857 | int err; |
1858 | ||
1859 | BT_DBG(""); | |
1860 | ||
06a63b19 JH |
1861 | memset(&rp, 0, sizeof(rp)); |
1862 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
1863 | rp.addr.type = cp->addr.type; | |
1864 | ||
4ee71b20 | 1865 | if (!bdaddr_type_is_valid(cp->addr.type)) |
06a63b19 JH |
1866 | return cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
1867 | MGMT_STATUS_INVALID_PARAMS, | |
1868 | &rp, sizeof(rp)); | |
4ee71b20 | 1869 | |
09fd0de5 | 1870 | hci_dev_lock(hdev); |
8962ee74 JH |
1871 | |
1872 | if (!test_bit(HCI_UP, &hdev->flags)) { | |
06a63b19 JH |
1873 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
1874 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
8962ee74 JH |
1875 | goto failed; |
1876 | } | |
1877 | ||
2e58ef3e | 1878 | if (mgmt_pending_find(MGMT_OP_DISCONNECT, hdev)) { |
06a63b19 JH |
1879 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
1880 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); | |
8962ee74 JH |
1881 | goto failed; |
1882 | } | |
1883 | ||
591f47f3 | 1884 | if (cp->addr.type == BDADDR_BREDR) |
8fc9ced3 GP |
1885 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, |
1886 | &cp->addr.bdaddr); | |
88c3df13 JH |
1887 | else |
1888 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr); | |
365227e5 | 1889 | |
f960727e | 1890 | if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) { |
06a63b19 JH |
1891 | err = cmd_complete(sk, hdev->id, MGMT_OP_DISCONNECT, |
1892 | MGMT_STATUS_NOT_CONNECTED, &rp, sizeof(rp)); | |
8962ee74 JH |
1893 | goto failed; |
1894 | } | |
1895 | ||
2e58ef3e | 1896 | cmd = mgmt_pending_add(sk, MGMT_OP_DISCONNECT, hdev, data, len); |
366a0336 JH |
1897 | if (!cmd) { |
1898 | err = -ENOMEM; | |
8962ee74 | 1899 | goto failed; |
366a0336 | 1900 | } |
8962ee74 | 1901 | |
eb55ef07 | 1902 | dc.handle = cpu_to_le16(conn->handle); |
3701f944 | 1903 | dc.reason = HCI_ERROR_REMOTE_USER_TERM; |
8962ee74 JH |
1904 | |
1905 | err = hci_send_cmd(hdev, HCI_OP_DISCONNECT, sizeof(dc), &dc); | |
1906 | if (err < 0) | |
a664b5bc | 1907 | mgmt_pending_remove(cmd); |
8962ee74 JH |
1908 | |
1909 | failed: | |
09fd0de5 | 1910 | hci_dev_unlock(hdev); |
8962ee74 JH |
1911 | return err; |
1912 | } | |
1913 | ||
57c1477c | 1914 | static u8 link_to_bdaddr(u8 link_type, u8 addr_type) |
4c659c39 JH |
1915 | { |
1916 | switch (link_type) { | |
1917 | case LE_LINK: | |
48264f06 JH |
1918 | switch (addr_type) { |
1919 | case ADDR_LE_DEV_PUBLIC: | |
591f47f3 | 1920 | return BDADDR_LE_PUBLIC; |
0ed09148 | 1921 | |
48264f06 | 1922 | default: |
0ed09148 | 1923 | /* Fallback to LE Random address type */ |
591f47f3 | 1924 | return BDADDR_LE_RANDOM; |
48264f06 | 1925 | } |
0ed09148 | 1926 | |
4c659c39 | 1927 | default: |
0ed09148 | 1928 | /* Fallback to BR/EDR type */ |
591f47f3 | 1929 | return BDADDR_BREDR; |
4c659c39 JH |
1930 | } |
1931 | } | |
1932 | ||
04124681 GP |
1933 | static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data, |
1934 | u16 data_len) | |
2784eb41 | 1935 | { |
2784eb41 | 1936 | struct mgmt_rp_get_connections *rp; |
8035ded4 | 1937 | struct hci_conn *c; |
a38528f1 | 1938 | size_t rp_len; |
60fc5fb6 JH |
1939 | int err; |
1940 | u16 i; | |
2784eb41 JH |
1941 | |
1942 | BT_DBG(""); | |
1943 | ||
09fd0de5 | 1944 | hci_dev_lock(hdev); |
2784eb41 | 1945 | |
5f97c1df | 1946 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 1947 | err = cmd_status(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, |
04124681 | 1948 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
1949 | goto unlock; |
1950 | } | |
1951 | ||
60fc5fb6 | 1952 | i = 0; |
b644ba33 JH |
1953 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
1954 | if (test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) | |
60fc5fb6 | 1955 | i++; |
2784eb41 JH |
1956 | } |
1957 | ||
60fc5fb6 | 1958 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); |
92c4c204 | 1959 | rp = kmalloc(rp_len, GFP_KERNEL); |
a38528f1 | 1960 | if (!rp) { |
2784eb41 JH |
1961 | err = -ENOMEM; |
1962 | goto unlock; | |
1963 | } | |
1964 | ||
2784eb41 | 1965 | i = 0; |
4c659c39 | 1966 | list_for_each_entry(c, &hdev->conn_hash.list, list) { |
b644ba33 JH |
1967 | if (!test_bit(HCI_CONN_MGMT_CONNECTED, &c->flags)) |
1968 | continue; | |
4c659c39 | 1969 | bacpy(&rp->addr[i].bdaddr, &c->dst); |
57c1477c | 1970 | rp->addr[i].type = link_to_bdaddr(c->type, c->dst_type); |
0ed09148 | 1971 | if (c->type == SCO_LINK || c->type == ESCO_LINK) |
4c659c39 JH |
1972 | continue; |
1973 | i++; | |
1974 | } | |
1975 | ||
eb55ef07 | 1976 | rp->conn_count = cpu_to_le16(i); |
60fc5fb6 | 1977 | |
4c659c39 JH |
1978 | /* Recalculate length in case of filtered SCO connections, etc */ |
1979 | rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info)); | |
2784eb41 | 1980 | |
bdb6d971 | 1981 | err = cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp, |
04124681 | 1982 | rp_len); |
2784eb41 | 1983 | |
a38528f1 | 1984 | kfree(rp); |
5f97c1df JH |
1985 | |
1986 | unlock: | |
09fd0de5 | 1987 | hci_dev_unlock(hdev); |
2784eb41 JH |
1988 | return err; |
1989 | } | |
1990 | ||
bdb6d971 | 1991 | static int send_pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 1992 | struct mgmt_cp_pin_code_neg_reply *cp) |
96d97a67 WR |
1993 | { |
1994 | struct pending_cmd *cmd; | |
1995 | int err; | |
1996 | ||
2e58ef3e | 1997 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_NEG_REPLY, hdev, cp, |
04124681 | 1998 | sizeof(*cp)); |
96d97a67 WR |
1999 | if (!cmd) |
2000 | return -ENOMEM; | |
2001 | ||
d8457698 | 2002 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY, |
04124681 | 2003 | sizeof(cp->addr.bdaddr), &cp->addr.bdaddr); |
96d97a67 WR |
2004 | if (err < 0) |
2005 | mgmt_pending_remove(cmd); | |
2006 | ||
2007 | return err; | |
2008 | } | |
2009 | ||
bdb6d971 | 2010 | static int pin_code_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2011 | u16 len) |
980e1a53 | 2012 | { |
96d97a67 | 2013 | struct hci_conn *conn; |
650f726d | 2014 | struct mgmt_cp_pin_code_reply *cp = data; |
980e1a53 | 2015 | struct hci_cp_pin_code_reply reply; |
366a0336 | 2016 | struct pending_cmd *cmd; |
980e1a53 JH |
2017 | int err; |
2018 | ||
2019 | BT_DBG(""); | |
2020 | ||
09fd0de5 | 2021 | hci_dev_lock(hdev); |
980e1a53 | 2022 | |
4b34ee78 | 2023 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2024 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2025 | MGMT_STATUS_NOT_POWERED); |
980e1a53 JH |
2026 | goto failed; |
2027 | } | |
2028 | ||
d8457698 | 2029 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr); |
96d97a67 | 2030 | if (!conn) { |
bdb6d971 | 2031 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2032 | MGMT_STATUS_NOT_CONNECTED); |
96d97a67 WR |
2033 | goto failed; |
2034 | } | |
2035 | ||
2036 | if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) { | |
d8457698 JH |
2037 | struct mgmt_cp_pin_code_neg_reply ncp; |
2038 | ||
2039 | memcpy(&ncp.addr, &cp->addr, sizeof(ncp.addr)); | |
96d97a67 WR |
2040 | |
2041 | BT_ERR("PIN code is not 16 bytes long"); | |
2042 | ||
bdb6d971 | 2043 | err = send_pin_code_neg_reply(sk, hdev, &ncp); |
96d97a67 | 2044 | if (err >= 0) |
bdb6d971 | 2045 | err = cmd_status(sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 2046 | MGMT_STATUS_INVALID_PARAMS); |
96d97a67 WR |
2047 | |
2048 | goto failed; | |
2049 | } | |
2050 | ||
00abfe44 | 2051 | cmd = mgmt_pending_add(sk, MGMT_OP_PIN_CODE_REPLY, hdev, data, len); |
366a0336 JH |
2052 | if (!cmd) { |
2053 | err = -ENOMEM; | |
980e1a53 | 2054 | goto failed; |
366a0336 | 2055 | } |
980e1a53 | 2056 | |
d8457698 | 2057 | bacpy(&reply.bdaddr, &cp->addr.bdaddr); |
980e1a53 | 2058 | reply.pin_len = cp->pin_len; |
24718ca5 | 2059 | memcpy(reply.pin_code, cp->pin_code, sizeof(reply.pin_code)); |
980e1a53 JH |
2060 | |
2061 | err = hci_send_cmd(hdev, HCI_OP_PIN_CODE_REPLY, sizeof(reply), &reply); | |
2062 | if (err < 0) | |
a664b5bc | 2063 | mgmt_pending_remove(cmd); |
980e1a53 JH |
2064 | |
2065 | failed: | |
09fd0de5 | 2066 | hci_dev_unlock(hdev); |
980e1a53 JH |
2067 | return err; |
2068 | } | |
2069 | ||
04124681 GP |
2070 | static int set_io_capability(struct sock *sk, struct hci_dev *hdev, void *data, |
2071 | u16 len) | |
17fa4b9d | 2072 | { |
650f726d | 2073 | struct mgmt_cp_set_io_capability *cp = data; |
17fa4b9d JH |
2074 | |
2075 | BT_DBG(""); | |
2076 | ||
09fd0de5 | 2077 | hci_dev_lock(hdev); |
17fa4b9d JH |
2078 | |
2079 | hdev->io_capability = cp->io_capability; | |
2080 | ||
2081 | BT_DBG("%s IO capability set to 0x%02x", hdev->name, | |
8ce8e2b5 | 2082 | hdev->io_capability); |
17fa4b9d | 2083 | |
09fd0de5 | 2084 | hci_dev_unlock(hdev); |
17fa4b9d | 2085 | |
04124681 GP |
2086 | return cmd_complete(sk, hdev->id, MGMT_OP_SET_IO_CAPABILITY, 0, NULL, |
2087 | 0); | |
17fa4b9d JH |
2088 | } |
2089 | ||
6039aa73 | 2090 | static struct pending_cmd *find_pairing(struct hci_conn *conn) |
e9a416b5 JH |
2091 | { |
2092 | struct hci_dev *hdev = conn->hdev; | |
8035ded4 | 2093 | struct pending_cmd *cmd; |
e9a416b5 | 2094 | |
2e58ef3e | 2095 | list_for_each_entry(cmd, &hdev->mgmt_pending, list) { |
e9a416b5 JH |
2096 | if (cmd->opcode != MGMT_OP_PAIR_DEVICE) |
2097 | continue; | |
2098 | ||
e9a416b5 JH |
2099 | if (cmd->user_data != conn) |
2100 | continue; | |
2101 | ||
2102 | return cmd; | |
2103 | } | |
2104 | ||
2105 | return NULL; | |
2106 | } | |
2107 | ||
2108 | static void pairing_complete(struct pending_cmd *cmd, u8 status) | |
2109 | { | |
2110 | struct mgmt_rp_pair_device rp; | |
2111 | struct hci_conn *conn = cmd->user_data; | |
2112 | ||
ba4e564f | 2113 | bacpy(&rp.addr.bdaddr, &conn->dst); |
57c1477c | 2114 | rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type); |
e9a416b5 | 2115 | |
aee9b218 | 2116 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_PAIR_DEVICE, status, |
04124681 | 2117 | &rp, sizeof(rp)); |
e9a416b5 JH |
2118 | |
2119 | /* So we don't get further callbacks for this connection */ | |
2120 | conn->connect_cfm_cb = NULL; | |
2121 | conn->security_cfm_cb = NULL; | |
2122 | conn->disconn_cfm_cb = NULL; | |
2123 | ||
76a68ba0 | 2124 | hci_conn_drop(conn); |
e9a416b5 | 2125 | |
a664b5bc | 2126 | mgmt_pending_remove(cmd); |
e9a416b5 JH |
2127 | } |
2128 | ||
2129 | static void pairing_complete_cb(struct hci_conn *conn, u8 status) | |
2130 | { | |
2131 | struct pending_cmd *cmd; | |
2132 | ||
2133 | BT_DBG("status %u", status); | |
2134 | ||
2135 | cmd = find_pairing(conn); | |
56e5cb86 | 2136 | if (!cmd) |
e9a416b5 | 2137 | BT_DBG("Unable to find a pending command"); |
56e5cb86 | 2138 | else |
e211326c | 2139 | pairing_complete(cmd, mgmt_status(status)); |
e9a416b5 JH |
2140 | } |
2141 | ||
4c47d739 VA |
2142 | static void le_connect_complete_cb(struct hci_conn *conn, u8 status) |
2143 | { | |
2144 | struct pending_cmd *cmd; | |
2145 | ||
2146 | BT_DBG("status %u", status); | |
2147 | ||
2148 | if (!status) | |
2149 | return; | |
2150 | ||
2151 | cmd = find_pairing(conn); | |
2152 | if (!cmd) | |
2153 | BT_DBG("Unable to find a pending command"); | |
2154 | else | |
2155 | pairing_complete(cmd, mgmt_status(status)); | |
2156 | } | |
2157 | ||
bdb6d971 | 2158 | static int pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2159 | u16 len) |
e9a416b5 | 2160 | { |
650f726d | 2161 | struct mgmt_cp_pair_device *cp = data; |
1425acb7 | 2162 | struct mgmt_rp_pair_device rp; |
e9a416b5 JH |
2163 | struct pending_cmd *cmd; |
2164 | u8 sec_level, auth_type; | |
2165 | struct hci_conn *conn; | |
e9a416b5 JH |
2166 | int err; |
2167 | ||
2168 | BT_DBG(""); | |
2169 | ||
f950a30e SJ |
2170 | memset(&rp, 0, sizeof(rp)); |
2171 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); | |
2172 | rp.addr.type = cp->addr.type; | |
2173 | ||
4ee71b20 JH |
2174 | if (!bdaddr_type_is_valid(cp->addr.type)) |
2175 | return cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, | |
2176 | MGMT_STATUS_INVALID_PARAMS, | |
2177 | &rp, sizeof(rp)); | |
2178 | ||
09fd0de5 | 2179 | hci_dev_lock(hdev); |
e9a416b5 | 2180 | |
5f97c1df | 2181 | if (!hdev_is_powered(hdev)) { |
f950a30e SJ |
2182 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
2183 | MGMT_STATUS_NOT_POWERED, &rp, sizeof(rp)); | |
5f97c1df JH |
2184 | goto unlock; |
2185 | } | |
2186 | ||
c908df36 VCG |
2187 | sec_level = BT_SECURITY_MEDIUM; |
2188 | if (cp->io_cap == 0x03) | |
e9a416b5 | 2189 | auth_type = HCI_AT_DEDICATED_BONDING; |
c908df36 | 2190 | else |
e9a416b5 | 2191 | auth_type = HCI_AT_DEDICATED_BONDING_MITM; |
e9a416b5 | 2192 | |
591f47f3 | 2193 | if (cp->addr.type == BDADDR_BREDR) |
b12f62cf AG |
2194 | conn = hci_connect(hdev, ACL_LINK, &cp->addr.bdaddr, |
2195 | cp->addr.type, sec_level, auth_type); | |
7a512d01 | 2196 | else |
b12f62cf AG |
2197 | conn = hci_connect(hdev, LE_LINK, &cp->addr.bdaddr, |
2198 | cp->addr.type, sec_level, auth_type); | |
7a512d01 | 2199 | |
30e76272 | 2200 | if (IS_ERR(conn)) { |
489dc48e AK |
2201 | int status; |
2202 | ||
2203 | if (PTR_ERR(conn) == -EBUSY) | |
2204 | status = MGMT_STATUS_BUSY; | |
2205 | else | |
2206 | status = MGMT_STATUS_CONNECT_FAILED; | |
2207 | ||
bdb6d971 | 2208 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
489dc48e | 2209 | status, &rp, |
04124681 | 2210 | sizeof(rp)); |
e9a416b5 JH |
2211 | goto unlock; |
2212 | } | |
2213 | ||
2214 | if (conn->connect_cfm_cb) { | |
76a68ba0 | 2215 | hci_conn_drop(conn); |
bdb6d971 | 2216 | err = cmd_complete(sk, hdev->id, MGMT_OP_PAIR_DEVICE, |
04124681 | 2217 | MGMT_STATUS_BUSY, &rp, sizeof(rp)); |
e9a416b5 JH |
2218 | goto unlock; |
2219 | } | |
2220 | ||
2e58ef3e | 2221 | cmd = mgmt_pending_add(sk, MGMT_OP_PAIR_DEVICE, hdev, data, len); |
e9a416b5 JH |
2222 | if (!cmd) { |
2223 | err = -ENOMEM; | |
76a68ba0 | 2224 | hci_conn_drop(conn); |
e9a416b5 JH |
2225 | goto unlock; |
2226 | } | |
2227 | ||
7a512d01 | 2228 | /* For LE, just connecting isn't a proof that the pairing finished */ |
591f47f3 | 2229 | if (cp->addr.type == BDADDR_BREDR) |
7a512d01 | 2230 | conn->connect_cfm_cb = pairing_complete_cb; |
4c47d739 VA |
2231 | else |
2232 | conn->connect_cfm_cb = le_connect_complete_cb; | |
7a512d01 | 2233 | |
e9a416b5 JH |
2234 | conn->security_cfm_cb = pairing_complete_cb; |
2235 | conn->disconn_cfm_cb = pairing_complete_cb; | |
2236 | conn->io_capability = cp->io_cap; | |
2237 | cmd->user_data = conn; | |
2238 | ||
2239 | if (conn->state == BT_CONNECTED && | |
8ce8e2b5 | 2240 | hci_conn_security(conn, sec_level, auth_type)) |
e9a416b5 JH |
2241 | pairing_complete(cmd, 0); |
2242 | ||
2243 | err = 0; | |
2244 | ||
2245 | unlock: | |
09fd0de5 | 2246 | hci_dev_unlock(hdev); |
e9a416b5 JH |
2247 | return err; |
2248 | } | |
2249 | ||
04124681 GP |
2250 | static int cancel_pair_device(struct sock *sk, struct hci_dev *hdev, void *data, |
2251 | u16 len) | |
28424707 | 2252 | { |
0f4e68cf | 2253 | struct mgmt_addr_info *addr = data; |
28424707 JH |
2254 | struct pending_cmd *cmd; |
2255 | struct hci_conn *conn; | |
2256 | int err; | |
2257 | ||
2258 | BT_DBG(""); | |
2259 | ||
28424707 JH |
2260 | hci_dev_lock(hdev); |
2261 | ||
5f97c1df | 2262 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2263 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2264 | MGMT_STATUS_NOT_POWERED); |
5f97c1df JH |
2265 | goto unlock; |
2266 | } | |
2267 | ||
28424707 JH |
2268 | cmd = mgmt_pending_find(MGMT_OP_PAIR_DEVICE, hdev); |
2269 | if (!cmd) { | |
bdb6d971 | 2270 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2271 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
2272 | goto unlock; |
2273 | } | |
2274 | ||
2275 | conn = cmd->user_data; | |
2276 | ||
2277 | if (bacmp(&addr->bdaddr, &conn->dst) != 0) { | |
bdb6d971 | 2278 | err = cmd_status(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, |
04124681 | 2279 | MGMT_STATUS_INVALID_PARAMS); |
28424707 JH |
2280 | goto unlock; |
2281 | } | |
2282 | ||
2283 | pairing_complete(cmd, MGMT_STATUS_CANCELLED); | |
2284 | ||
bdb6d971 | 2285 | err = cmd_complete(sk, hdev->id, MGMT_OP_CANCEL_PAIR_DEVICE, 0, |
04124681 | 2286 | addr, sizeof(*addr)); |
28424707 JH |
2287 | unlock: |
2288 | hci_dev_unlock(hdev); | |
28424707 JH |
2289 | return err; |
2290 | } | |
2291 | ||
bdb6d971 | 2292 | static int user_pairing_resp(struct sock *sk, struct hci_dev *hdev, |
1707c60e | 2293 | struct mgmt_addr_info *addr, u16 mgmt_op, |
04124681 | 2294 | u16 hci_op, __le32 passkey) |
a5c29683 | 2295 | { |
a5c29683 | 2296 | struct pending_cmd *cmd; |
0df4c185 | 2297 | struct hci_conn *conn; |
a5c29683 JH |
2298 | int err; |
2299 | ||
09fd0de5 | 2300 | hci_dev_lock(hdev); |
08ba5382 | 2301 | |
4b34ee78 | 2302 | if (!hdev_is_powered(hdev)) { |
feb94d3d JH |
2303 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2304 | MGMT_STATUS_NOT_POWERED, addr, | |
2305 | sizeof(*addr)); | |
0df4c185 | 2306 | goto done; |
a5c29683 JH |
2307 | } |
2308 | ||
1707c60e JH |
2309 | if (addr->type == BDADDR_BREDR) |
2310 | conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr); | |
272d90df | 2311 | else |
1707c60e | 2312 | conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &addr->bdaddr); |
272d90df JH |
2313 | |
2314 | if (!conn) { | |
feb94d3d JH |
2315 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2316 | MGMT_STATUS_NOT_CONNECTED, addr, | |
2317 | sizeof(*addr)); | |
272d90df JH |
2318 | goto done; |
2319 | } | |
47c15e2b | 2320 | |
1707c60e | 2321 | if (addr->type == BDADDR_LE_PUBLIC || addr->type == BDADDR_LE_RANDOM) { |
47c15e2b | 2322 | /* Continue with pairing via SMP */ |
5fe57d9e BG |
2323 | err = smp_user_confirm_reply(conn, mgmt_op, passkey); |
2324 | ||
2325 | if (!err) | |
feb94d3d JH |
2326 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2327 | MGMT_STATUS_SUCCESS, addr, | |
2328 | sizeof(*addr)); | |
5fe57d9e | 2329 | else |
feb94d3d JH |
2330 | err = cmd_complete(sk, hdev->id, mgmt_op, |
2331 | MGMT_STATUS_FAILED, addr, | |
2332 | sizeof(*addr)); | |
47c15e2b | 2333 | |
47c15e2b BG |
2334 | goto done; |
2335 | } | |
2336 | ||
1707c60e | 2337 | cmd = mgmt_pending_add(sk, mgmt_op, hdev, addr, sizeof(*addr)); |
a5c29683 JH |
2338 | if (!cmd) { |
2339 | err = -ENOMEM; | |
0df4c185 | 2340 | goto done; |
a5c29683 JH |
2341 | } |
2342 | ||
0df4c185 | 2343 | /* Continue with pairing via HCI */ |
604086b7 BG |
2344 | if (hci_op == HCI_OP_USER_PASSKEY_REPLY) { |
2345 | struct hci_cp_user_passkey_reply cp; | |
2346 | ||
1707c60e | 2347 | bacpy(&cp.bdaddr, &addr->bdaddr); |
604086b7 BG |
2348 | cp.passkey = passkey; |
2349 | err = hci_send_cmd(hdev, hci_op, sizeof(cp), &cp); | |
2350 | } else | |
1707c60e JH |
2351 | err = hci_send_cmd(hdev, hci_op, sizeof(addr->bdaddr), |
2352 | &addr->bdaddr); | |
604086b7 | 2353 | |
a664b5bc JH |
2354 | if (err < 0) |
2355 | mgmt_pending_remove(cmd); | |
a5c29683 | 2356 | |
0df4c185 | 2357 | done: |
09fd0de5 | 2358 | hci_dev_unlock(hdev); |
a5c29683 JH |
2359 | return err; |
2360 | } | |
2361 | ||
afeb019d JK |
2362 | static int pin_code_neg_reply(struct sock *sk, struct hci_dev *hdev, |
2363 | void *data, u16 len) | |
2364 | { | |
2365 | struct mgmt_cp_pin_code_neg_reply *cp = data; | |
2366 | ||
2367 | BT_DBG(""); | |
2368 | ||
1707c60e | 2369 | return user_pairing_resp(sk, hdev, &cp->addr, |
afeb019d JK |
2370 | MGMT_OP_PIN_CODE_NEG_REPLY, |
2371 | HCI_OP_PIN_CODE_NEG_REPLY, 0); | |
2372 | } | |
2373 | ||
04124681 GP |
2374 | static int user_confirm_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
2375 | u16 len) | |
0df4c185 | 2376 | { |
650f726d | 2377 | struct mgmt_cp_user_confirm_reply *cp = data; |
0df4c185 BG |
2378 | |
2379 | BT_DBG(""); | |
2380 | ||
2381 | if (len != sizeof(*cp)) | |
bdb6d971 | 2382 | return cmd_status(sk, hdev->id, MGMT_OP_USER_CONFIRM_REPLY, |
04124681 | 2383 | MGMT_STATUS_INVALID_PARAMS); |
0df4c185 | 2384 | |
1707c60e | 2385 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2386 | MGMT_OP_USER_CONFIRM_REPLY, |
2387 | HCI_OP_USER_CONFIRM_REPLY, 0); | |
0df4c185 BG |
2388 | } |
2389 | ||
bdb6d971 | 2390 | static int user_confirm_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2391 | void *data, u16 len) |
0df4c185 | 2392 | { |
c9c2659f | 2393 | struct mgmt_cp_user_confirm_neg_reply *cp = data; |
0df4c185 BG |
2394 | |
2395 | BT_DBG(""); | |
2396 | ||
1707c60e | 2397 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2398 | MGMT_OP_USER_CONFIRM_NEG_REPLY, |
2399 | HCI_OP_USER_CONFIRM_NEG_REPLY, 0); | |
0df4c185 BG |
2400 | } |
2401 | ||
04124681 GP |
2402 | static int user_passkey_reply(struct sock *sk, struct hci_dev *hdev, void *data, |
2403 | u16 len) | |
604086b7 | 2404 | { |
650f726d | 2405 | struct mgmt_cp_user_passkey_reply *cp = data; |
604086b7 BG |
2406 | |
2407 | BT_DBG(""); | |
2408 | ||
1707c60e | 2409 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2410 | MGMT_OP_USER_PASSKEY_REPLY, |
2411 | HCI_OP_USER_PASSKEY_REPLY, cp->passkey); | |
604086b7 BG |
2412 | } |
2413 | ||
bdb6d971 | 2414 | static int user_passkey_neg_reply(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2415 | void *data, u16 len) |
604086b7 | 2416 | { |
650f726d | 2417 | struct mgmt_cp_user_passkey_neg_reply *cp = data; |
604086b7 BG |
2418 | |
2419 | BT_DBG(""); | |
2420 | ||
1707c60e | 2421 | return user_pairing_resp(sk, hdev, &cp->addr, |
04124681 GP |
2422 | MGMT_OP_USER_PASSKEY_NEG_REPLY, |
2423 | HCI_OP_USER_PASSKEY_NEG_REPLY, 0); | |
604086b7 BG |
2424 | } |
2425 | ||
13928971 | 2426 | static void update_name(struct hci_request *req) |
2b4bf397 | 2427 | { |
13928971 | 2428 | struct hci_dev *hdev = req->hdev; |
2b4bf397 JH |
2429 | struct hci_cp_write_local_name cp; |
2430 | ||
13928971 | 2431 | memcpy(cp.name, hdev->dev_name, sizeof(cp.name)); |
2b4bf397 | 2432 | |
890ea898 | 2433 | hci_req_add(req, HCI_OP_WRITE_LOCAL_NAME, sizeof(cp), &cp); |
2b4bf397 JH |
2434 | } |
2435 | ||
13928971 JH |
2436 | static void set_name_complete(struct hci_dev *hdev, u8 status) |
2437 | { | |
2438 | struct mgmt_cp_set_local_name *cp; | |
2439 | struct pending_cmd *cmd; | |
2440 | ||
2441 | BT_DBG("status 0x%02x", status); | |
2442 | ||
2443 | hci_dev_lock(hdev); | |
2444 | ||
2445 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); | |
2446 | if (!cmd) | |
2447 | goto unlock; | |
2448 | ||
2449 | cp = cmd->param; | |
2450 | ||
2451 | if (status) | |
2452 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, | |
2453 | mgmt_status(status)); | |
2454 | else | |
2455 | cmd_complete(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
2456 | cp, sizeof(*cp)); | |
2457 | ||
2458 | mgmt_pending_remove(cmd); | |
2459 | ||
2460 | unlock: | |
2461 | hci_dev_unlock(hdev); | |
2462 | } | |
2463 | ||
bdb6d971 | 2464 | static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2465 | u16 len) |
b312b161 | 2466 | { |
2b4bf397 | 2467 | struct mgmt_cp_set_local_name *cp = data; |
b312b161 | 2468 | struct pending_cmd *cmd; |
890ea898 | 2469 | struct hci_request req; |
b312b161 JH |
2470 | int err; |
2471 | ||
2472 | BT_DBG(""); | |
2473 | ||
09fd0de5 | 2474 | hci_dev_lock(hdev); |
b312b161 | 2475 | |
b3f2ca94 JH |
2476 | /* If the old values are the same as the new ones just return a |
2477 | * direct command complete event. | |
2478 | */ | |
2479 | if (!memcmp(hdev->dev_name, cp->name, sizeof(hdev->dev_name)) && | |
2480 | !memcmp(hdev->short_name, cp->short_name, | |
2481 | sizeof(hdev->short_name))) { | |
2482 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
2483 | data, len); | |
2484 | goto failed; | |
2485 | } | |
2486 | ||
2b4bf397 | 2487 | memcpy(hdev->short_name, cp->short_name, sizeof(hdev->short_name)); |
28cc7bde | 2488 | |
b5235a65 | 2489 | if (!hdev_is_powered(hdev)) { |
2b4bf397 | 2490 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
28cc7bde JH |
2491 | |
2492 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, 0, | |
04124681 | 2493 | data, len); |
28cc7bde JH |
2494 | if (err < 0) |
2495 | goto failed; | |
2496 | ||
2497 | err = mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, data, len, | |
04124681 | 2498 | sk); |
28cc7bde | 2499 | |
b5235a65 JH |
2500 | goto failed; |
2501 | } | |
2502 | ||
28cc7bde | 2503 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_LOCAL_NAME, hdev, data, len); |
b312b161 JH |
2504 | if (!cmd) { |
2505 | err = -ENOMEM; | |
2506 | goto failed; | |
2507 | } | |
2508 | ||
13928971 JH |
2509 | memcpy(hdev->dev_name, cp->name, sizeof(hdev->dev_name)); |
2510 | ||
890ea898 | 2511 | hci_req_init(&req, hdev); |
3f985050 JH |
2512 | |
2513 | if (lmp_bredr_capable(hdev)) { | |
2514 | update_name(&req); | |
2515 | update_eir(&req); | |
2516 | } | |
2517 | ||
2518 | if (lmp_le_capable(hdev)) | |
2519 | hci_update_ad(&req); | |
2520 | ||
13928971 | 2521 | err = hci_req_run(&req, set_name_complete); |
b312b161 JH |
2522 | if (err < 0) |
2523 | mgmt_pending_remove(cmd); | |
2524 | ||
2525 | failed: | |
09fd0de5 | 2526 | hci_dev_unlock(hdev); |
b312b161 JH |
2527 | return err; |
2528 | } | |
2529 | ||
0f4e68cf | 2530 | static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2531 | void *data, u16 data_len) |
c35938b2 | 2532 | { |
c35938b2 SJ |
2533 | struct pending_cmd *cmd; |
2534 | int err; | |
2535 | ||
bdb6d971 | 2536 | BT_DBG("%s", hdev->name); |
c35938b2 | 2537 | |
09fd0de5 | 2538 | hci_dev_lock(hdev); |
c35938b2 | 2539 | |
4b34ee78 | 2540 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2541 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 2542 | MGMT_STATUS_NOT_POWERED); |
c35938b2 SJ |
2543 | goto unlock; |
2544 | } | |
2545 | ||
9a1a1996 | 2546 | if (!lmp_ssp_capable(hdev)) { |
bdb6d971 | 2547 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 2548 | MGMT_STATUS_NOT_SUPPORTED); |
c35938b2 SJ |
2549 | goto unlock; |
2550 | } | |
2551 | ||
2e58ef3e | 2552 | if (mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { |
bdb6d971 | 2553 | err = cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
04124681 | 2554 | MGMT_STATUS_BUSY); |
c35938b2 SJ |
2555 | goto unlock; |
2556 | } | |
2557 | ||
2e58ef3e | 2558 | cmd = mgmt_pending_add(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); |
c35938b2 SJ |
2559 | if (!cmd) { |
2560 | err = -ENOMEM; | |
2561 | goto unlock; | |
2562 | } | |
2563 | ||
2564 | err = hci_send_cmd(hdev, HCI_OP_READ_LOCAL_OOB_DATA, 0, NULL); | |
2565 | if (err < 0) | |
2566 | mgmt_pending_remove(cmd); | |
2567 | ||
2568 | unlock: | |
09fd0de5 | 2569 | hci_dev_unlock(hdev); |
c35938b2 SJ |
2570 | return err; |
2571 | } | |
2572 | ||
bdb6d971 | 2573 | static int add_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2574 | void *data, u16 len) |
2763eda6 | 2575 | { |
650f726d | 2576 | struct mgmt_cp_add_remote_oob_data *cp = data; |
bf1e3541 | 2577 | u8 status; |
2763eda6 SJ |
2578 | int err; |
2579 | ||
bdb6d971 | 2580 | BT_DBG("%s ", hdev->name); |
2763eda6 | 2581 | |
09fd0de5 | 2582 | hci_dev_lock(hdev); |
2763eda6 | 2583 | |
664ce4cc | 2584 | err = hci_add_remote_oob_data(hdev, &cp->addr.bdaddr, cp->hash, |
04124681 | 2585 | cp->randomizer); |
2763eda6 | 2586 | if (err < 0) |
bf1e3541 | 2587 | status = MGMT_STATUS_FAILED; |
2763eda6 | 2588 | else |
a6785be2 | 2589 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 2590 | |
bdb6d971 | 2591 | err = cmd_complete(sk, hdev->id, MGMT_OP_ADD_REMOTE_OOB_DATA, status, |
04124681 | 2592 | &cp->addr, sizeof(cp->addr)); |
2763eda6 | 2593 | |
09fd0de5 | 2594 | hci_dev_unlock(hdev); |
2763eda6 SJ |
2595 | return err; |
2596 | } | |
2597 | ||
bdb6d971 | 2598 | static int remove_remote_oob_data(struct sock *sk, struct hci_dev *hdev, |
8ce8e2b5 | 2599 | void *data, u16 len) |
2763eda6 | 2600 | { |
650f726d | 2601 | struct mgmt_cp_remove_remote_oob_data *cp = data; |
bf1e3541 | 2602 | u8 status; |
2763eda6 SJ |
2603 | int err; |
2604 | ||
bdb6d971 | 2605 | BT_DBG("%s", hdev->name); |
2763eda6 | 2606 | |
09fd0de5 | 2607 | hci_dev_lock(hdev); |
2763eda6 | 2608 | |
664ce4cc | 2609 | err = hci_remove_remote_oob_data(hdev, &cp->addr.bdaddr); |
2763eda6 | 2610 | if (err < 0) |
bf1e3541 | 2611 | status = MGMT_STATUS_INVALID_PARAMS; |
2763eda6 | 2612 | else |
a6785be2 | 2613 | status = MGMT_STATUS_SUCCESS; |
bf1e3541 | 2614 | |
bdb6d971 | 2615 | err = cmd_complete(sk, hdev->id, MGMT_OP_REMOVE_REMOTE_OOB_DATA, |
04124681 | 2616 | status, &cp->addr, sizeof(cp->addr)); |
2763eda6 | 2617 | |
09fd0de5 | 2618 | hci_dev_unlock(hdev); |
2763eda6 SJ |
2619 | return err; |
2620 | } | |
2621 | ||
41dc2bd6 AG |
2622 | static int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status) |
2623 | { | |
2624 | struct pending_cmd *cmd; | |
2625 | u8 type; | |
2626 | int err; | |
2627 | ||
2628 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
2629 | ||
2630 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); | |
2631 | if (!cmd) | |
2632 | return -ENOENT; | |
2633 | ||
2634 | type = hdev->discovery.type; | |
2635 | ||
2636 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
2637 | &type, sizeof(type)); | |
2638 | mgmt_pending_remove(cmd); | |
2639 | ||
2640 | return err; | |
2641 | } | |
2642 | ||
7c307720 AG |
2643 | static void start_discovery_complete(struct hci_dev *hdev, u8 status) |
2644 | { | |
2645 | BT_DBG("status %d", status); | |
2646 | ||
2647 | if (status) { | |
2648 | hci_dev_lock(hdev); | |
2649 | mgmt_start_discovery_failed(hdev, status); | |
2650 | hci_dev_unlock(hdev); | |
2651 | return; | |
2652 | } | |
2653 | ||
2654 | hci_dev_lock(hdev); | |
2655 | hci_discovery_set_state(hdev, DISCOVERY_FINDING); | |
2656 | hci_dev_unlock(hdev); | |
2657 | ||
2658 | switch (hdev->discovery.type) { | |
2659 | case DISCOV_TYPE_LE: | |
2660 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, | |
0d8cc935 | 2661 | DISCOV_LE_TIMEOUT); |
7c307720 AG |
2662 | break; |
2663 | ||
2664 | case DISCOV_TYPE_INTERLEAVED: | |
2665 | queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable, | |
0d8cc935 | 2666 | DISCOV_INTERLEAVED_TIMEOUT); |
7c307720 AG |
2667 | break; |
2668 | ||
2669 | case DISCOV_TYPE_BREDR: | |
2670 | break; | |
2671 | ||
2672 | default: | |
2673 | BT_ERR("Invalid discovery type %d", hdev->discovery.type); | |
2674 | } | |
2675 | } | |
2676 | ||
bdb6d971 | 2677 | static int start_discovery(struct sock *sk, struct hci_dev *hdev, |
04124681 | 2678 | void *data, u16 len) |
14a53664 | 2679 | { |
650f726d | 2680 | struct mgmt_cp_start_discovery *cp = data; |
14a53664 | 2681 | struct pending_cmd *cmd; |
7c307720 AG |
2682 | struct hci_cp_le_set_scan_param param_cp; |
2683 | struct hci_cp_le_set_scan_enable enable_cp; | |
2684 | struct hci_cp_inquiry inq_cp; | |
2685 | struct hci_request req; | |
2686 | /* General inquiry access code (GIAC) */ | |
2687 | u8 lap[3] = { 0x33, 0x8b, 0x9e }; | |
14a53664 JH |
2688 | int err; |
2689 | ||
bdb6d971 | 2690 | BT_DBG("%s", hdev->name); |
14a53664 | 2691 | |
09fd0de5 | 2692 | hci_dev_lock(hdev); |
14a53664 | 2693 | |
4b34ee78 | 2694 | if (!hdev_is_powered(hdev)) { |
bdb6d971 | 2695 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 2696 | MGMT_STATUS_NOT_POWERED); |
bd2d1334 JH |
2697 | goto failed; |
2698 | } | |
2699 | ||
642be6c7 AG |
2700 | if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags)) { |
2701 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
2702 | MGMT_STATUS_BUSY); | |
2703 | goto failed; | |
2704 | } | |
2705 | ||
ff9ef578 | 2706 | if (hdev->discovery.state != DISCOVERY_STOPPED) { |
bdb6d971 | 2707 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
04124681 | 2708 | MGMT_STATUS_BUSY); |
ff9ef578 JH |
2709 | goto failed; |
2710 | } | |
2711 | ||
2e58ef3e | 2712 | cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
2713 | if (!cmd) { |
2714 | err = -ENOMEM; | |
2715 | goto failed; | |
2716 | } | |
2717 | ||
4aab14e5 AG |
2718 | hdev->discovery.type = cp->type; |
2719 | ||
7c307720 AG |
2720 | hci_req_init(&req, hdev); |
2721 | ||
4aab14e5 | 2722 | switch (hdev->discovery.type) { |
f39799f5 | 2723 | case DISCOV_TYPE_BREDR: |
04106755 JH |
2724 | if (!lmp_bredr_capable(hdev)) { |
2725 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
2726 | MGMT_STATUS_NOT_SUPPORTED); | |
2727 | mgmt_pending_remove(cmd); | |
2728 | goto failed; | |
2729 | } | |
2730 | ||
7c307720 AG |
2731 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
2732 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
2733 | MGMT_STATUS_BUSY); | |
2734 | mgmt_pending_remove(cmd); | |
2735 | goto failed; | |
2736 | } | |
2737 | ||
2738 | hci_inquiry_cache_flush(hdev); | |
2739 | ||
2740 | memset(&inq_cp, 0, sizeof(inq_cp)); | |
2741 | memcpy(&inq_cp.lap, lap, sizeof(inq_cp.lap)); | |
0d8cc935 | 2742 | inq_cp.length = DISCOV_BREDR_INQUIRY_LEN; |
7c307720 | 2743 | hci_req_add(&req, HCI_OP_INQUIRY, sizeof(inq_cp), &inq_cp); |
f39799f5 AG |
2744 | break; |
2745 | ||
2746 | case DISCOV_TYPE_LE: | |
7c307720 | 2747 | case DISCOV_TYPE_INTERLEAVED: |
757aee0f | 2748 | if (!test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) { |
04106755 JH |
2749 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
2750 | MGMT_STATUS_NOT_SUPPORTED); | |
2751 | mgmt_pending_remove(cmd); | |
2752 | goto failed; | |
2753 | } | |
2754 | ||
7c307720 AG |
2755 | if (hdev->discovery.type == DISCOV_TYPE_INTERLEAVED && |
2756 | !lmp_bredr_capable(hdev)) { | |
04106755 JH |
2757 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
2758 | MGMT_STATUS_NOT_SUPPORTED); | |
2759 | mgmt_pending_remove(cmd); | |
2760 | goto failed; | |
2761 | } | |
2762 | ||
7c307720 AG |
2763 | if (test_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags)) { |
2764 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
2765 | MGMT_STATUS_REJECTED); | |
2766 | mgmt_pending_remove(cmd); | |
2767 | goto failed; | |
2768 | } | |
2769 | ||
2770 | if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) { | |
2771 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, | |
2772 | MGMT_STATUS_BUSY); | |
2773 | mgmt_pending_remove(cmd); | |
2774 | goto failed; | |
2775 | } | |
2776 | ||
2777 | memset(¶m_cp, 0, sizeof(param_cp)); | |
2778 | param_cp.type = LE_SCAN_ACTIVE; | |
0d8cc935 AG |
2779 | param_cp.interval = cpu_to_le16(DISCOV_LE_SCAN_INT); |
2780 | param_cp.window = cpu_to_le16(DISCOV_LE_SCAN_WIN); | |
7c307720 AG |
2781 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_PARAM, sizeof(param_cp), |
2782 | ¶m_cp); | |
2783 | ||
2784 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
2785 | enable_cp.enable = LE_SCAN_ENABLE; | |
2786 | enable_cp.filter_dup = LE_SCAN_FILTER_DUP_ENABLE; | |
2787 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(enable_cp), | |
2788 | &enable_cp); | |
5e0452c0 AG |
2789 | break; |
2790 | ||
f39799f5 | 2791 | default: |
04106755 JH |
2792 | err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, |
2793 | MGMT_STATUS_INVALID_PARAMS); | |
2794 | mgmt_pending_remove(cmd); | |
2795 | goto failed; | |
f39799f5 | 2796 | } |
3fd24153 | 2797 | |
7c307720 | 2798 | err = hci_req_run(&req, start_discovery_complete); |
14a53664 JH |
2799 | if (err < 0) |
2800 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
2801 | else |
2802 | hci_discovery_set_state(hdev, DISCOVERY_STARTING); | |
14a53664 JH |
2803 | |
2804 | failed: | |
09fd0de5 | 2805 | hci_dev_unlock(hdev); |
14a53664 JH |
2806 | return err; |
2807 | } | |
2808 | ||
1183fdca AG |
2809 | static int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status) |
2810 | { | |
2811 | struct pending_cmd *cmd; | |
2812 | int err; | |
2813 | ||
2814 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); | |
2815 | if (!cmd) | |
2816 | return -ENOENT; | |
2817 | ||
2818 | err = cmd_complete(cmd->sk, hdev->id, cmd->opcode, mgmt_status(status), | |
2819 | &hdev->discovery.type, sizeof(hdev->discovery.type)); | |
2820 | mgmt_pending_remove(cmd); | |
2821 | ||
2822 | return err; | |
2823 | } | |
2824 | ||
0e05bba6 AG |
2825 | static void stop_discovery_complete(struct hci_dev *hdev, u8 status) |
2826 | { | |
2827 | BT_DBG("status %d", status); | |
2828 | ||
2829 | hci_dev_lock(hdev); | |
2830 | ||
2831 | if (status) { | |
2832 | mgmt_stop_discovery_failed(hdev, status); | |
2833 | goto unlock; | |
2834 | } | |
2835 | ||
2836 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
2837 | ||
2838 | unlock: | |
2839 | hci_dev_unlock(hdev); | |
2840 | } | |
2841 | ||
bdb6d971 | 2842 | static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2843 | u16 len) |
14a53664 | 2844 | { |
d930650b | 2845 | struct mgmt_cp_stop_discovery *mgmt_cp = data; |
14a53664 | 2846 | struct pending_cmd *cmd; |
30dc78e1 JH |
2847 | struct hci_cp_remote_name_req_cancel cp; |
2848 | struct inquiry_entry *e; | |
0e05bba6 AG |
2849 | struct hci_request req; |
2850 | struct hci_cp_le_set_scan_enable enable_cp; | |
14a53664 JH |
2851 | int err; |
2852 | ||
bdb6d971 | 2853 | BT_DBG("%s", hdev->name); |
14a53664 | 2854 | |
09fd0de5 | 2855 | hci_dev_lock(hdev); |
14a53664 | 2856 | |
30dc78e1 | 2857 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 2858 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
2859 | MGMT_STATUS_REJECTED, &mgmt_cp->type, |
2860 | sizeof(mgmt_cp->type)); | |
d930650b JH |
2861 | goto unlock; |
2862 | } | |
2863 | ||
2864 | if (hdev->discovery.type != mgmt_cp->type) { | |
bdb6d971 | 2865 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, |
04124681 GP |
2866 | MGMT_STATUS_INVALID_PARAMS, &mgmt_cp->type, |
2867 | sizeof(mgmt_cp->type)); | |
30dc78e1 | 2868 | goto unlock; |
ff9ef578 JH |
2869 | } |
2870 | ||
2e58ef3e | 2871 | cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, NULL, 0); |
14a53664 JH |
2872 | if (!cmd) { |
2873 | err = -ENOMEM; | |
30dc78e1 JH |
2874 | goto unlock; |
2875 | } | |
2876 | ||
0e05bba6 AG |
2877 | hci_req_init(&req, hdev); |
2878 | ||
e0d9727e AG |
2879 | switch (hdev->discovery.state) { |
2880 | case DISCOVERY_FINDING: | |
0e05bba6 AG |
2881 | if (test_bit(HCI_INQUIRY, &hdev->flags)) { |
2882 | hci_req_add(&req, HCI_OP_INQUIRY_CANCEL, 0, NULL); | |
2883 | } else { | |
2884 | cancel_delayed_work(&hdev->le_scan_disable); | |
2885 | ||
2886 | memset(&enable_cp, 0, sizeof(enable_cp)); | |
2887 | enable_cp.enable = LE_SCAN_DISABLE; | |
2888 | hci_req_add(&req, HCI_OP_LE_SET_SCAN_ENABLE, | |
2889 | sizeof(enable_cp), &enable_cp); | |
2890 | } | |
c9ecc48e | 2891 | |
e0d9727e AG |
2892 | break; |
2893 | ||
2894 | case DISCOVERY_RESOLVING: | |
2895 | e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, | |
8ce8e2b5 | 2896 | NAME_PENDING); |
e0d9727e | 2897 | if (!e) { |
30dc78e1 | 2898 | mgmt_pending_remove(cmd); |
e0d9727e AG |
2899 | err = cmd_complete(sk, hdev->id, |
2900 | MGMT_OP_STOP_DISCOVERY, 0, | |
2901 | &mgmt_cp->type, | |
2902 | sizeof(mgmt_cp->type)); | |
2903 | hci_discovery_set_state(hdev, DISCOVERY_STOPPED); | |
2904 | goto unlock; | |
2905 | } | |
30dc78e1 | 2906 | |
e0d9727e | 2907 | bacpy(&cp.bdaddr, &e->data.bdaddr); |
0e05bba6 AG |
2908 | hci_req_add(&req, HCI_OP_REMOTE_NAME_REQ_CANCEL, sizeof(cp), |
2909 | &cp); | |
e0d9727e AG |
2910 | |
2911 | break; | |
2912 | ||
2913 | default: | |
2914 | BT_DBG("unknown discovery state %u", hdev->discovery.state); | |
0e05bba6 AG |
2915 | |
2916 | mgmt_pending_remove(cmd); | |
2917 | err = cmd_complete(sk, hdev->id, MGMT_OP_STOP_DISCOVERY, | |
2918 | MGMT_STATUS_FAILED, &mgmt_cp->type, | |
2919 | sizeof(mgmt_cp->type)); | |
2920 | goto unlock; | |
14a53664 JH |
2921 | } |
2922 | ||
0e05bba6 | 2923 | err = hci_req_run(&req, stop_discovery_complete); |
14a53664 JH |
2924 | if (err < 0) |
2925 | mgmt_pending_remove(cmd); | |
ff9ef578 JH |
2926 | else |
2927 | hci_discovery_set_state(hdev, DISCOVERY_STOPPING); | |
14a53664 | 2928 | |
30dc78e1 | 2929 | unlock: |
09fd0de5 | 2930 | hci_dev_unlock(hdev); |
14a53664 JH |
2931 | return err; |
2932 | } | |
2933 | ||
bdb6d971 | 2934 | static int confirm_name(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2935 | u16 len) |
561aafbc | 2936 | { |
650f726d | 2937 | struct mgmt_cp_confirm_name *cp = data; |
561aafbc | 2938 | struct inquiry_entry *e; |
561aafbc JH |
2939 | int err; |
2940 | ||
bdb6d971 | 2941 | BT_DBG("%s", hdev->name); |
561aafbc | 2942 | |
561aafbc JH |
2943 | hci_dev_lock(hdev); |
2944 | ||
30dc78e1 | 2945 | if (!hci_discovery_active(hdev)) { |
bdb6d971 | 2946 | err = cmd_status(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
04124681 | 2947 | MGMT_STATUS_FAILED); |
30dc78e1 JH |
2948 | goto failed; |
2949 | } | |
2950 | ||
a198e7b1 | 2951 | e = hci_inquiry_cache_lookup_unknown(hdev, &cp->addr.bdaddr); |
561aafbc | 2952 | if (!e) { |
bdb6d971 | 2953 | err = cmd_status(sk, hdev->id, MGMT_OP_CONFIRM_NAME, |
04124681 | 2954 | MGMT_STATUS_INVALID_PARAMS); |
561aafbc JH |
2955 | goto failed; |
2956 | } | |
2957 | ||
2958 | if (cp->name_known) { | |
2959 | e->name_state = NAME_KNOWN; | |
2960 | list_del(&e->list); | |
2961 | } else { | |
2962 | e->name_state = NAME_NEEDED; | |
a3d4e20a | 2963 | hci_inquiry_cache_update_resolve(hdev, e); |
561aafbc JH |
2964 | } |
2965 | ||
e384662b JH |
2966 | err = cmd_complete(sk, hdev->id, MGMT_OP_CONFIRM_NAME, 0, &cp->addr, |
2967 | sizeof(cp->addr)); | |
561aafbc JH |
2968 | |
2969 | failed: | |
2970 | hci_dev_unlock(hdev); | |
561aafbc JH |
2971 | return err; |
2972 | } | |
2973 | ||
bdb6d971 | 2974 | static int block_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 2975 | u16 len) |
7fbec224 | 2976 | { |
650f726d | 2977 | struct mgmt_cp_block_device *cp = data; |
f0eeea8b | 2978 | u8 status; |
7fbec224 AJ |
2979 | int err; |
2980 | ||
bdb6d971 | 2981 | BT_DBG("%s", hdev->name); |
7fbec224 | 2982 | |
4ee71b20 | 2983 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
2984 | return cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, |
2985 | MGMT_STATUS_INVALID_PARAMS, | |
2986 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 2987 | |
09fd0de5 | 2988 | hci_dev_lock(hdev); |
5e762444 | 2989 | |
88c1fe4b | 2990 | err = hci_blacklist_add(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 2991 | if (err < 0) |
f0eeea8b | 2992 | status = MGMT_STATUS_FAILED; |
7fbec224 | 2993 | else |
a6785be2 | 2994 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 2995 | |
bdb6d971 | 2996 | err = cmd_complete(sk, hdev->id, MGMT_OP_BLOCK_DEVICE, status, |
04124681 | 2997 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 2998 | |
09fd0de5 | 2999 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3000 | |
3001 | return err; | |
3002 | } | |
3003 | ||
bdb6d971 | 3004 | static int unblock_device(struct sock *sk, struct hci_dev *hdev, void *data, |
04124681 | 3005 | u16 len) |
7fbec224 | 3006 | { |
650f726d | 3007 | struct mgmt_cp_unblock_device *cp = data; |
f0eeea8b | 3008 | u8 status; |
7fbec224 AJ |
3009 | int err; |
3010 | ||
bdb6d971 | 3011 | BT_DBG("%s", hdev->name); |
7fbec224 | 3012 | |
4ee71b20 | 3013 | if (!bdaddr_type_is_valid(cp->addr.type)) |
5d0846d4 JH |
3014 | return cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, |
3015 | MGMT_STATUS_INVALID_PARAMS, | |
3016 | &cp->addr, sizeof(cp->addr)); | |
4ee71b20 | 3017 | |
09fd0de5 | 3018 | hci_dev_lock(hdev); |
5e762444 | 3019 | |
88c1fe4b | 3020 | err = hci_blacklist_del(hdev, &cp->addr.bdaddr, cp->addr.type); |
7fbec224 | 3021 | if (err < 0) |
f0eeea8b | 3022 | status = MGMT_STATUS_INVALID_PARAMS; |
7fbec224 | 3023 | else |
a6785be2 | 3024 | status = MGMT_STATUS_SUCCESS; |
f0eeea8b | 3025 | |
bdb6d971 | 3026 | err = cmd_complete(sk, hdev->id, MGMT_OP_UNBLOCK_DEVICE, status, |
04124681 | 3027 | &cp->addr, sizeof(cp->addr)); |
5e762444 | 3028 | |
09fd0de5 | 3029 | hci_dev_unlock(hdev); |
7fbec224 AJ |
3030 | |
3031 | return err; | |
3032 | } | |
3033 | ||
cdbaccca MH |
3034 | static int set_device_id(struct sock *sk, struct hci_dev *hdev, void *data, |
3035 | u16 len) | |
3036 | { | |
3037 | struct mgmt_cp_set_device_id *cp = data; | |
890ea898 | 3038 | struct hci_request req; |
cdbaccca | 3039 | int err; |
c72d4b8a | 3040 | __u16 source; |
cdbaccca MH |
3041 | |
3042 | BT_DBG("%s", hdev->name); | |
3043 | ||
c72d4b8a SJ |
3044 | source = __le16_to_cpu(cp->source); |
3045 | ||
3046 | if (source > 0x0002) | |
3047 | return cmd_status(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, | |
3048 | MGMT_STATUS_INVALID_PARAMS); | |
3049 | ||
cdbaccca MH |
3050 | hci_dev_lock(hdev); |
3051 | ||
c72d4b8a | 3052 | hdev->devid_source = source; |
cdbaccca MH |
3053 | hdev->devid_vendor = __le16_to_cpu(cp->vendor); |
3054 | hdev->devid_product = __le16_to_cpu(cp->product); | |
3055 | hdev->devid_version = __le16_to_cpu(cp->version); | |
3056 | ||
3057 | err = cmd_complete(sk, hdev->id, MGMT_OP_SET_DEVICE_ID, 0, NULL, 0); | |
3058 | ||
890ea898 JH |
3059 | hci_req_init(&req, hdev); |
3060 | update_eir(&req); | |
3061 | hci_req_run(&req, NULL); | |
cdbaccca MH |
3062 | |
3063 | hci_dev_unlock(hdev); | |
3064 | ||
3065 | return err; | |
3066 | } | |
3067 | ||
33e38b3e JH |
3068 | static void fast_connectable_complete(struct hci_dev *hdev, u8 status) |
3069 | { | |
3070 | struct pending_cmd *cmd; | |
3071 | ||
3072 | BT_DBG("status 0x%02x", status); | |
3073 | ||
3074 | hci_dev_lock(hdev); | |
3075 | ||
3076 | cmd = mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev); | |
3077 | if (!cmd) | |
3078 | goto unlock; | |
3079 | ||
3080 | if (status) { | |
3081 | cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
3082 | mgmt_status(status)); | |
3083 | } else { | |
1a4d3c4b JH |
3084 | struct mgmt_mode *cp = cmd->param; |
3085 | ||
3086 | if (cp->val) | |
3087 | set_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
3088 | else | |
3089 | clear_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags); | |
3090 | ||
33e38b3e JH |
3091 | send_settings_rsp(cmd->sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev); |
3092 | new_settings(hdev, cmd->sk); | |
3093 | } | |
3094 | ||
3095 | mgmt_pending_remove(cmd); | |
3096 | ||
3097 | unlock: | |
3098 | hci_dev_unlock(hdev); | |
3099 | } | |
3100 | ||
bdb6d971 | 3101 | static int set_fast_connectable(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3102 | void *data, u16 len) |
f6422ec6 | 3103 | { |
650f726d | 3104 | struct mgmt_mode *cp = data; |
33e38b3e JH |
3105 | struct pending_cmd *cmd; |
3106 | struct hci_request req; | |
f6422ec6 AJ |
3107 | int err; |
3108 | ||
bdb6d971 | 3109 | BT_DBG("%s", hdev->name); |
f6422ec6 | 3110 | |
1a47aee8 | 3111 | if (!lmp_bredr_capable(hdev) || hdev->hci_ver < BLUETOOTH_VER_1_2) |
33c525c0 JH |
3112 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
3113 | MGMT_STATUS_NOT_SUPPORTED); | |
3114 | ||
a7e80f25 JH |
3115 | if (cp->val != 0x00 && cp->val != 0x01) |
3116 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
3117 | MGMT_STATUS_INVALID_PARAMS); | |
3118 | ||
5400c044 | 3119 | if (!hdev_is_powered(hdev)) |
bdb6d971 | 3120 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 3121 | MGMT_STATUS_NOT_POWERED); |
5400c044 JH |
3122 | |
3123 | if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
bdb6d971 | 3124 | return cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 3125 | MGMT_STATUS_REJECTED); |
f6422ec6 AJ |
3126 | |
3127 | hci_dev_lock(hdev); | |
3128 | ||
05cbf29f JH |
3129 | if (mgmt_pending_find(MGMT_OP_SET_FAST_CONNECTABLE, hdev)) { |
3130 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, | |
3131 | MGMT_STATUS_BUSY); | |
3132 | goto unlock; | |
3133 | } | |
3134 | ||
1a4d3c4b JH |
3135 | if (!!cp->val == test_bit(HCI_FAST_CONNECTABLE, &hdev->dev_flags)) { |
3136 | err = send_settings_rsp(sk, MGMT_OP_SET_FAST_CONNECTABLE, | |
3137 | hdev); | |
3138 | goto unlock; | |
3139 | } | |
3140 | ||
33e38b3e JH |
3141 | cmd = mgmt_pending_add(sk, MGMT_OP_SET_FAST_CONNECTABLE, hdev, |
3142 | data, len); | |
3143 | if (!cmd) { | |
3144 | err = -ENOMEM; | |
3145 | goto unlock; | |
f6422ec6 AJ |
3146 | } |
3147 | ||
33e38b3e JH |
3148 | hci_req_init(&req, hdev); |
3149 | ||
406d7804 | 3150 | write_fast_connectable(&req, cp->val); |
33e38b3e JH |
3151 | |
3152 | err = hci_req_run(&req, fast_connectable_complete); | |
f6422ec6 | 3153 | if (err < 0) { |
bdb6d971 | 3154 | err = cmd_status(sk, hdev->id, MGMT_OP_SET_FAST_CONNECTABLE, |
04124681 | 3155 | MGMT_STATUS_FAILED); |
33e38b3e | 3156 | mgmt_pending_remove(cmd); |
f6422ec6 AJ |
3157 | } |
3158 | ||
33e38b3e | 3159 | unlock: |
f6422ec6 | 3160 | hci_dev_unlock(hdev); |
33e38b3e | 3161 | |
f6422ec6 AJ |
3162 | return err; |
3163 | } | |
3164 | ||
3f706b72 JH |
3165 | static bool ltk_is_valid(struct mgmt_ltk_info *key) |
3166 | { | |
44b20d33 JH |
3167 | if (key->authenticated != 0x00 && key->authenticated != 0x01) |
3168 | return false; | |
3f706b72 JH |
3169 | if (key->master != 0x00 && key->master != 0x01) |
3170 | return false; | |
4ee71b20 JH |
3171 | if (!bdaddr_type_is_le(key->addr.type)) |
3172 | return false; | |
3f706b72 JH |
3173 | return true; |
3174 | } | |
3175 | ||
bdb6d971 | 3176 | static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, |
04124681 | 3177 | void *cp_data, u16 len) |
346af67b | 3178 | { |
346af67b VCG |
3179 | struct mgmt_cp_load_long_term_keys *cp = cp_data; |
3180 | u16 key_count, expected_len; | |
715a5bf2 | 3181 | int i, err; |
346af67b | 3182 | |
1f350c87 | 3183 | key_count = __le16_to_cpu(cp->key_count); |
346af67b VCG |
3184 | |
3185 | expected_len = sizeof(*cp) + key_count * | |
3186 | sizeof(struct mgmt_ltk_info); | |
3187 | if (expected_len != len) { | |
3188 | BT_ERR("load_keys: expected %u bytes, got %u bytes", | |
8ce8e2b5 | 3189 | len, expected_len); |
bdb6d971 | 3190 | return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, |
e57e619f | 3191 | MGMT_STATUS_INVALID_PARAMS); |
346af67b VCG |
3192 | } |
3193 | ||
bdb6d971 | 3194 | BT_DBG("%s key_count %u", hdev->name, key_count); |
346af67b | 3195 | |
54ad6d8a JH |
3196 | for (i = 0; i < key_count; i++) { |
3197 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
3198 | ||
3f706b72 | 3199 | if (!ltk_is_valid(key)) |
54ad6d8a JH |
3200 | return cmd_status(sk, hdev->id, |
3201 | MGMT_OP_LOAD_LONG_TERM_KEYS, | |
3202 | MGMT_STATUS_INVALID_PARAMS); | |
3203 | } | |
3204 | ||
346af67b VCG |
3205 | hci_dev_lock(hdev); |
3206 | ||
3207 | hci_smp_ltks_clear(hdev); | |
3208 | ||
3209 | for (i = 0; i < key_count; i++) { | |
3210 | struct mgmt_ltk_info *key = &cp->keys[i]; | |
3211 | u8 type; | |
3212 | ||
3213 | if (key->master) | |
3214 | type = HCI_SMP_LTK; | |
3215 | else | |
3216 | type = HCI_SMP_LTK_SLAVE; | |
3217 | ||
4596fde5 | 3218 | hci_add_ltk(hdev, &key->addr.bdaddr, |
378b5b7e | 3219 | bdaddr_to_le(key->addr.type), |
04124681 GP |
3220 | type, 0, key->authenticated, key->val, |
3221 | key->enc_size, key->ediv, key->rand); | |
346af67b VCG |
3222 | } |
3223 | ||
715a5bf2 JH |
3224 | err = cmd_complete(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, 0, |
3225 | NULL, 0); | |
3226 | ||
346af67b | 3227 | hci_dev_unlock(hdev); |
346af67b | 3228 | |
715a5bf2 | 3229 | return err; |
346af67b VCG |
3230 | } |
3231 | ||
2e3c35ea | 3232 | static const struct mgmt_handler { |
04124681 GP |
3233 | int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, |
3234 | u16 data_len); | |
be22b54e JH |
3235 | bool var_len; |
3236 | size_t data_len; | |
0f4e68cf JH |
3237 | } mgmt_handlers[] = { |
3238 | { NULL }, /* 0x0000 (no command) */ | |
be22b54e JH |
3239 | { read_version, false, MGMT_READ_VERSION_SIZE }, |
3240 | { read_commands, false, MGMT_READ_COMMANDS_SIZE }, | |
3241 | { read_index_list, false, MGMT_READ_INDEX_LIST_SIZE }, | |
3242 | { read_controller_info, false, MGMT_READ_INFO_SIZE }, | |
3243 | { set_powered, false, MGMT_SETTING_SIZE }, | |
3244 | { set_discoverable, false, MGMT_SET_DISCOVERABLE_SIZE }, | |
3245 | { set_connectable, false, MGMT_SETTING_SIZE }, | |
3246 | { set_fast_connectable, false, MGMT_SETTING_SIZE }, | |
3247 | { set_pairable, false, MGMT_SETTING_SIZE }, | |
3248 | { set_link_security, false, MGMT_SETTING_SIZE }, | |
3249 | { set_ssp, false, MGMT_SETTING_SIZE }, | |
3250 | { set_hs, false, MGMT_SETTING_SIZE }, | |
3251 | { set_le, false, MGMT_SETTING_SIZE }, | |
3252 | { set_dev_class, false, MGMT_SET_DEV_CLASS_SIZE }, | |
3253 | { set_local_name, false, MGMT_SET_LOCAL_NAME_SIZE }, | |
3254 | { add_uuid, false, MGMT_ADD_UUID_SIZE }, | |
3255 | { remove_uuid, false, MGMT_REMOVE_UUID_SIZE }, | |
3256 | { load_link_keys, true, MGMT_LOAD_LINK_KEYS_SIZE }, | |
3257 | { load_long_term_keys, true, MGMT_LOAD_LONG_TERM_KEYS_SIZE }, | |
3258 | { disconnect, false, MGMT_DISCONNECT_SIZE }, | |
3259 | { get_connections, false, MGMT_GET_CONNECTIONS_SIZE }, | |
3260 | { pin_code_reply, false, MGMT_PIN_CODE_REPLY_SIZE }, | |
3261 | { pin_code_neg_reply, false, MGMT_PIN_CODE_NEG_REPLY_SIZE }, | |
3262 | { set_io_capability, false, MGMT_SET_IO_CAPABILITY_SIZE }, | |
3263 | { pair_device, false, MGMT_PAIR_DEVICE_SIZE }, | |
3264 | { cancel_pair_device, false, MGMT_CANCEL_PAIR_DEVICE_SIZE }, | |
3265 | { unpair_device, false, MGMT_UNPAIR_DEVICE_SIZE }, | |
3266 | { user_confirm_reply, false, MGMT_USER_CONFIRM_REPLY_SIZE }, | |
3267 | { user_confirm_neg_reply, false, MGMT_USER_CONFIRM_NEG_REPLY_SIZE }, | |
3268 | { user_passkey_reply, false, MGMT_USER_PASSKEY_REPLY_SIZE }, | |
3269 | { user_passkey_neg_reply, false, MGMT_USER_PASSKEY_NEG_REPLY_SIZE }, | |
3270 | { read_local_oob_data, false, MGMT_READ_LOCAL_OOB_DATA_SIZE }, | |
3271 | { add_remote_oob_data, false, MGMT_ADD_REMOTE_OOB_DATA_SIZE }, | |
3272 | { remove_remote_oob_data, false, MGMT_REMOVE_REMOTE_OOB_DATA_SIZE }, | |
3273 | { start_discovery, false, MGMT_START_DISCOVERY_SIZE }, | |
3274 | { stop_discovery, false, MGMT_STOP_DISCOVERY_SIZE }, | |
3275 | { confirm_name, false, MGMT_CONFIRM_NAME_SIZE }, | |
3276 | { block_device, false, MGMT_BLOCK_DEVICE_SIZE }, | |
3277 | { unblock_device, false, MGMT_UNBLOCK_DEVICE_SIZE }, | |
cdbaccca | 3278 | { set_device_id, false, MGMT_SET_DEVICE_ID_SIZE }, |
0f4e68cf JH |
3279 | }; |
3280 | ||
3281 | ||
0381101f JH |
3282 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) |
3283 | { | |
650f726d VCG |
3284 | void *buf; |
3285 | u8 *cp; | |
0381101f | 3286 | struct mgmt_hdr *hdr; |
4e51eae9 | 3287 | u16 opcode, index, len; |
bdb6d971 | 3288 | struct hci_dev *hdev = NULL; |
2e3c35ea | 3289 | const struct mgmt_handler *handler; |
0381101f JH |
3290 | int err; |
3291 | ||
3292 | BT_DBG("got %zu bytes", msglen); | |
3293 | ||
3294 | if (msglen < sizeof(*hdr)) | |
3295 | return -EINVAL; | |
3296 | ||
e63a15ec | 3297 | buf = kmalloc(msglen, GFP_KERNEL); |
0381101f JH |
3298 | if (!buf) |
3299 | return -ENOMEM; | |
3300 | ||
3301 | if (memcpy_fromiovec(buf, msg->msg_iov, msglen)) { | |
3302 | err = -EFAULT; | |
3303 | goto done; | |
3304 | } | |
3305 | ||
650f726d | 3306 | hdr = buf; |
1f350c87 MH |
3307 | opcode = __le16_to_cpu(hdr->opcode); |
3308 | index = __le16_to_cpu(hdr->index); | |
3309 | len = __le16_to_cpu(hdr->len); | |
0381101f JH |
3310 | |
3311 | if (len != msglen - sizeof(*hdr)) { | |
3312 | err = -EINVAL; | |
3313 | goto done; | |
3314 | } | |
3315 | ||
0f4e68cf | 3316 | if (index != MGMT_INDEX_NONE) { |
bdb6d971 JH |
3317 | hdev = hci_dev_get(index); |
3318 | if (!hdev) { | |
3319 | err = cmd_status(sk, index, opcode, | |
04124681 | 3320 | MGMT_STATUS_INVALID_INDEX); |
bdb6d971 JH |
3321 | goto done; |
3322 | } | |
3323 | } | |
3324 | ||
0f4e68cf | 3325 | if (opcode >= ARRAY_SIZE(mgmt_handlers) || |
8ce8e2b5 | 3326 | mgmt_handlers[opcode].func == NULL) { |
0381101f | 3327 | BT_DBG("Unknown op %u", opcode); |
ca69b795 | 3328 | err = cmd_status(sk, index, opcode, |
04124681 | 3329 | MGMT_STATUS_UNKNOWN_COMMAND); |
0f4e68cf JH |
3330 | goto done; |
3331 | } | |
3332 | ||
3333 | if ((hdev && opcode < MGMT_OP_READ_INFO) || | |
8ce8e2b5 | 3334 | (!hdev && opcode >= MGMT_OP_READ_INFO)) { |
0f4e68cf | 3335 | err = cmd_status(sk, index, opcode, |
04124681 | 3336 | MGMT_STATUS_INVALID_INDEX); |
0f4e68cf | 3337 | goto done; |
0381101f JH |
3338 | } |
3339 | ||
be22b54e JH |
3340 | handler = &mgmt_handlers[opcode]; |
3341 | ||
3342 | if ((handler->var_len && len < handler->data_len) || | |
8ce8e2b5 | 3343 | (!handler->var_len && len != handler->data_len)) { |
be22b54e | 3344 | err = cmd_status(sk, index, opcode, |
04124681 | 3345 | MGMT_STATUS_INVALID_PARAMS); |
be22b54e JH |
3346 | goto done; |
3347 | } | |
3348 | ||
0f4e68cf JH |
3349 | if (hdev) |
3350 | mgmt_init_hdev(sk, hdev); | |
3351 | ||
3352 | cp = buf + sizeof(*hdr); | |
3353 | ||
be22b54e | 3354 | err = handler->func(sk, hdev, cp, len); |
e41d8b4e JH |
3355 | if (err < 0) |
3356 | goto done; | |
3357 | ||
0381101f JH |
3358 | err = msglen; |
3359 | ||
3360 | done: | |
bdb6d971 JH |
3361 | if (hdev) |
3362 | hci_dev_put(hdev); | |
3363 | ||
0381101f JH |
3364 | kfree(buf); |
3365 | return err; | |
3366 | } | |
c71e97bf | 3367 | |
b24752fe JH |
3368 | static void cmd_status_rsp(struct pending_cmd *cmd, void *data) |
3369 | { | |
3370 | u8 *status = data; | |
3371 | ||
3372 | cmd_status(cmd->sk, cmd->index, cmd->opcode, *status); | |
3373 | mgmt_pending_remove(cmd); | |
3374 | } | |
3375 | ||
744cf19e | 3376 | int mgmt_index_added(struct hci_dev *hdev) |
c71e97bf | 3377 | { |
bb4b2a9a AE |
3378 | if (!mgmt_valid_hdev(hdev)) |
3379 | return -ENOTSUPP; | |
3380 | ||
744cf19e | 3381 | return mgmt_event(MGMT_EV_INDEX_ADDED, hdev, NULL, 0, NULL); |
c71e97bf JH |
3382 | } |
3383 | ||
744cf19e | 3384 | int mgmt_index_removed(struct hci_dev *hdev) |
c71e97bf | 3385 | { |
5f159032 | 3386 | u8 status = MGMT_STATUS_INVALID_INDEX; |
b24752fe | 3387 | |
bb4b2a9a AE |
3388 | if (!mgmt_valid_hdev(hdev)) |
3389 | return -ENOTSUPP; | |
3390 | ||
744cf19e | 3391 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status); |
b24752fe | 3392 | |
744cf19e | 3393 | return mgmt_event(MGMT_EV_INDEX_REMOVED, hdev, NULL, 0, NULL); |
eec8d2bc JH |
3394 | } |
3395 | ||
73f22f62 | 3396 | struct cmd_lookup { |
eec8d2bc | 3397 | struct sock *sk; |
69ab39ea | 3398 | struct hci_dev *hdev; |
90e70454 | 3399 | u8 mgmt_status; |
eec8d2bc JH |
3400 | }; |
3401 | ||
69ab39ea | 3402 | static void settings_rsp(struct pending_cmd *cmd, void *data) |
eec8d2bc | 3403 | { |
73f22f62 | 3404 | struct cmd_lookup *match = data; |
eec8d2bc | 3405 | |
69ab39ea | 3406 | send_settings_rsp(cmd->sk, cmd->opcode, match->hdev); |
eec8d2bc JH |
3407 | |
3408 | list_del(&cmd->list); | |
3409 | ||
3410 | if (match->sk == NULL) { | |
3411 | match->sk = cmd->sk; | |
3412 | sock_hold(match->sk); | |
3413 | } | |
3414 | ||
3415 | mgmt_pending_free(cmd); | |
c71e97bf | 3416 | } |
5add6af8 | 3417 | |
890ea898 | 3418 | static void set_bredr_scan(struct hci_request *req) |
7f0ae647 | 3419 | { |
890ea898 | 3420 | struct hci_dev *hdev = req->hdev; |
7f0ae647 JH |
3421 | u8 scan = 0; |
3422 | ||
4c01f8b8 JH |
3423 | /* Ensure that fast connectable is disabled. This function will |
3424 | * not do anything if the page scan parameters are already what | |
3425 | * they should be. | |
3426 | */ | |
3427 | write_fast_connectable(req, false); | |
3428 | ||
7f0ae647 JH |
3429 | if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags)) |
3430 | scan |= SCAN_PAGE; | |
3431 | if (test_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
3432 | scan |= SCAN_INQUIRY; | |
3433 | ||
890ea898 JH |
3434 | if (scan) |
3435 | hci_req_add(req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); | |
7f0ae647 JH |
3436 | } |
3437 | ||
229ab39c JH |
3438 | static void powered_complete(struct hci_dev *hdev, u8 status) |
3439 | { | |
3440 | struct cmd_lookup match = { NULL, hdev }; | |
3441 | ||
3442 | BT_DBG("status 0x%02x", status); | |
3443 | ||
3444 | hci_dev_lock(hdev); | |
3445 | ||
3446 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); | |
3447 | ||
3448 | new_settings(hdev, match.sk); | |
3449 | ||
3450 | hci_dev_unlock(hdev); | |
3451 | ||
3452 | if (match.sk) | |
3453 | sock_put(match.sk); | |
3454 | } | |
3455 | ||
70da6243 | 3456 | static int powered_update_hci(struct hci_dev *hdev) |
5add6af8 | 3457 | { |
890ea898 | 3458 | struct hci_request req; |
70da6243 | 3459 | u8 link_sec; |
5add6af8 | 3460 | |
890ea898 JH |
3461 | hci_req_init(&req, hdev); |
3462 | ||
70da6243 JH |
3463 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
3464 | !lmp_host_ssp_capable(hdev)) { | |
3465 | u8 ssp = 1; | |
5e5282bb | 3466 | |
890ea898 | 3467 | hci_req_add(&req, HCI_OP_WRITE_SSP_MODE, 1, &ssp); |
70da6243 | 3468 | } |
5add6af8 | 3469 | |
c73eee91 JH |
3470 | if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags) && |
3471 | lmp_bredr_capable(hdev)) { | |
70da6243 | 3472 | struct hci_cp_write_le_host_supported cp; |
f0ff92fb | 3473 | |
70da6243 JH |
3474 | cp.le = 1; |
3475 | cp.simul = lmp_le_br_capable(hdev); | |
3d1cbdd6 | 3476 | |
70da6243 JH |
3477 | /* Check first if we already have the right |
3478 | * host state (host features set) | |
3479 | */ | |
3480 | if (cp.le != lmp_host_le_capable(hdev) || | |
3481 | cp.simul != lmp_host_le_br_capable(hdev)) | |
890ea898 JH |
3482 | hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, |
3483 | sizeof(cp), &cp); | |
70da6243 | 3484 | } |
3d1cbdd6 | 3485 | |
70da6243 JH |
3486 | link_sec = test_bit(HCI_LINK_SECURITY, &hdev->dev_flags); |
3487 | if (link_sec != test_bit(HCI_AUTH, &hdev->flags)) | |
890ea898 JH |
3488 | hci_req_add(&req, HCI_OP_WRITE_AUTH_ENABLE, |
3489 | sizeof(link_sec), &link_sec); | |
562fcc24 | 3490 | |
70da6243 | 3491 | if (lmp_bredr_capable(hdev)) { |
890ea898 JH |
3492 | set_bredr_scan(&req); |
3493 | update_class(&req); | |
13928971 | 3494 | update_name(&req); |
890ea898 | 3495 | update_eir(&req); |
70da6243 | 3496 | } |
562fcc24 | 3497 | |
229ab39c | 3498 | return hci_req_run(&req, powered_complete); |
70da6243 | 3499 | } |
562fcc24 | 3500 | |
70da6243 JH |
3501 | int mgmt_powered(struct hci_dev *hdev, u8 powered) |
3502 | { | |
3503 | struct cmd_lookup match = { NULL, hdev }; | |
229ab39c JH |
3504 | u8 status_not_powered = MGMT_STATUS_NOT_POWERED; |
3505 | u8 zero_cod[] = { 0, 0, 0 }; | |
70da6243 | 3506 | int err; |
f0ff92fb | 3507 | |
70da6243 JH |
3508 | if (!test_bit(HCI_MGMT, &hdev->dev_flags)) |
3509 | return 0; | |
3510 | ||
70da6243 | 3511 | if (powered) { |
229ab39c JH |
3512 | if (powered_update_hci(hdev) == 0) |
3513 | return 0; | |
fe038884 | 3514 | |
229ab39c JH |
3515 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, |
3516 | &match); | |
3517 | goto new_settings; | |
b24752fe JH |
3518 | } |
3519 | ||
229ab39c JH |
3520 | mgmt_pending_foreach(MGMT_OP_SET_POWERED, hdev, settings_rsp, &match); |
3521 | mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status_not_powered); | |
3522 | ||
3523 | if (memcmp(hdev->dev_class, zero_cod, sizeof(zero_cod)) != 0) | |
3524 | mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, | |
3525 | zero_cod, sizeof(zero_cod), NULL); | |
3526 | ||
3527 | new_settings: | |
beadb2bd | 3528 | err = new_settings(hdev, match.sk); |
eec8d2bc JH |
3529 | |
3530 | if (match.sk) | |
3531 | sock_put(match.sk); | |
3532 | ||
7bb895d6 | 3533 | return err; |
5add6af8 | 3534 | } |
73f22f62 | 3535 | |
96570ffc JH |
3536 | int mgmt_set_powered_failed(struct hci_dev *hdev, int err) |
3537 | { | |
3538 | struct pending_cmd *cmd; | |
3539 | u8 status; | |
3540 | ||
3541 | cmd = mgmt_pending_find(MGMT_OP_SET_POWERED, hdev); | |
3542 | if (!cmd) | |
3543 | return -ENOENT; | |
3544 | ||
3545 | if (err == -ERFKILL) | |
3546 | status = MGMT_STATUS_RFKILLED; | |
3547 | else | |
3548 | status = MGMT_STATUS_FAILED; | |
3549 | ||
3550 | err = cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_POWERED, status); | |
3551 | ||
3552 | mgmt_pending_remove(cmd); | |
3553 | ||
3554 | return err; | |
3555 | } | |
3556 | ||
744cf19e | 3557 | int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable) |
73f22f62 | 3558 | { |
76a7f3a4 | 3559 | struct cmd_lookup match = { NULL, hdev }; |
5e5282bb JH |
3560 | bool changed = false; |
3561 | int err = 0; | |
73f22f62 | 3562 | |
5e5282bb JH |
3563 | if (discoverable) { |
3564 | if (!test_and_set_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
3565 | changed = true; | |
3566 | } else { | |
3567 | if (test_and_clear_bit(HCI_DISCOVERABLE, &hdev->dev_flags)) | |
3568 | changed = true; | |
3569 | } | |
73f22f62 | 3570 | |
ed9b5f2f | 3571 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, settings_rsp, |
04124681 | 3572 | &match); |
ed9b5f2f | 3573 | |
beadb2bd JH |
3574 | if (changed) |
3575 | err = new_settings(hdev, match.sk); | |
5e5282bb | 3576 | |
73f22f62 JH |
3577 | if (match.sk) |
3578 | sock_put(match.sk); | |
3579 | ||
7bb895d6 | 3580 | return err; |
73f22f62 | 3581 | } |
9fbcbb45 | 3582 | |
744cf19e | 3583 | int mgmt_connectable(struct hci_dev *hdev, u8 connectable) |
9fbcbb45 | 3584 | { |
2b76f453 | 3585 | struct pending_cmd *cmd; |
5e5282bb JH |
3586 | bool changed = false; |
3587 | int err = 0; | |
9fbcbb45 | 3588 | |
5e5282bb JH |
3589 | if (connectable) { |
3590 | if (!test_and_set_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
3591 | changed = true; | |
3592 | } else { | |
3593 | if (test_and_clear_bit(HCI_CONNECTABLE, &hdev->dev_flags)) | |
3594 | changed = true; | |
3595 | } | |
9fbcbb45 | 3596 | |
2b76f453 | 3597 | cmd = mgmt_pending_find(MGMT_OP_SET_CONNECTABLE, hdev); |
ed9b5f2f | 3598 | |
beadb2bd | 3599 | if (changed) |
2b76f453 | 3600 | err = new_settings(hdev, cmd ? cmd->sk : NULL); |
9fbcbb45 | 3601 | |
7bb895d6 | 3602 | return err; |
9fbcbb45 | 3603 | } |
55ed8ca1 | 3604 | |
744cf19e | 3605 | int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status) |
2d7cee58 | 3606 | { |
ca69b795 JH |
3607 | u8 mgmt_err = mgmt_status(status); |
3608 | ||
2d7cee58 | 3609 | if (scan & SCAN_PAGE) |
744cf19e | 3610 | mgmt_pending_foreach(MGMT_OP_SET_CONNECTABLE, hdev, |
04124681 | 3611 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
3612 | |
3613 | if (scan & SCAN_INQUIRY) | |
744cf19e | 3614 | mgmt_pending_foreach(MGMT_OP_SET_DISCOVERABLE, hdev, |
04124681 | 3615 | cmd_status_rsp, &mgmt_err); |
2d7cee58 JH |
3616 | |
3617 | return 0; | |
3618 | } | |
3619 | ||
53168e5b CC |
3620 | int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
3621 | bool persistent) | |
55ed8ca1 | 3622 | { |
86742e1e | 3623 | struct mgmt_ev_new_link_key ev; |
55ed8ca1 | 3624 | |
a492cd52 | 3625 | memset(&ev, 0, sizeof(ev)); |
55ed8ca1 | 3626 | |
a492cd52 | 3627 | ev.store_hint = persistent; |
d753fdc4 | 3628 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); |
591f47f3 | 3629 | ev.key.addr.type = BDADDR_BREDR; |
a492cd52 | 3630 | ev.key.type = key->type; |
9b3b4460 | 3631 | memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE); |
a492cd52 | 3632 | ev.key.pin_len = key->pin_len; |
55ed8ca1 | 3633 | |
744cf19e | 3634 | return mgmt_event(MGMT_EV_NEW_LINK_KEY, hdev, &ev, sizeof(ev), NULL); |
55ed8ca1 | 3635 | } |
f7520543 | 3636 | |
346af67b VCG |
3637 | int mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, u8 persistent) |
3638 | { | |
3639 | struct mgmt_ev_new_long_term_key ev; | |
3640 | ||
3641 | memset(&ev, 0, sizeof(ev)); | |
3642 | ||
3643 | ev.store_hint = persistent; | |
3644 | bacpy(&ev.key.addr.bdaddr, &key->bdaddr); | |
57c1477c | 3645 | ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type); |
346af67b VCG |
3646 | ev.key.authenticated = key->authenticated; |
3647 | ev.key.enc_size = key->enc_size; | |
3648 | ev.key.ediv = key->ediv; | |
3649 | ||
3650 | if (key->type == HCI_SMP_LTK) | |
3651 | ev.key.master = 1; | |
3652 | ||
3653 | memcpy(ev.key.rand, key->rand, sizeof(key->rand)); | |
3654 | memcpy(ev.key.val, key->val, sizeof(key->val)); | |
3655 | ||
04124681 GP |
3656 | return mgmt_event(MGMT_EV_NEW_LONG_TERM_KEY, hdev, &ev, sizeof(ev), |
3657 | NULL); | |
346af67b VCG |
3658 | } |
3659 | ||
afc747a6 | 3660 | int mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
04124681 GP |
3661 | u8 addr_type, u32 flags, u8 *name, u8 name_len, |
3662 | u8 *dev_class) | |
f7520543 | 3663 | { |
b644ba33 JH |
3664 | char buf[512]; |
3665 | struct mgmt_ev_device_connected *ev = (void *) buf; | |
3666 | u16 eir_len = 0; | |
f7520543 | 3667 | |
b644ba33 | 3668 | bacpy(&ev->addr.bdaddr, bdaddr); |
57c1477c | 3669 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
f7520543 | 3670 | |
c95f0ba7 | 3671 | ev->flags = __cpu_to_le32(flags); |
08c79b61 | 3672 | |
b644ba33 JH |
3673 | if (name_len > 0) |
3674 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, | |
04124681 | 3675 | name, name_len); |
b644ba33 JH |
3676 | |
3677 | if (dev_class && memcmp(dev_class, "\0\0\0", 3) != 0) | |
53156385 | 3678 | eir_len = eir_append_data(ev->eir, eir_len, |
04124681 | 3679 | EIR_CLASS_OF_DEV, dev_class, 3); |
b644ba33 | 3680 | |
eb55ef07 | 3681 | ev->eir_len = cpu_to_le16(eir_len); |
b644ba33 JH |
3682 | |
3683 | return mgmt_event(MGMT_EV_DEVICE_CONNECTED, hdev, buf, | |
04124681 | 3684 | sizeof(*ev) + eir_len, NULL); |
f7520543 JH |
3685 | } |
3686 | ||
8962ee74 JH |
3687 | static void disconnect_rsp(struct pending_cmd *cmd, void *data) |
3688 | { | |
c68fb7ff | 3689 | struct mgmt_cp_disconnect *cp = cmd->param; |
8962ee74 | 3690 | struct sock **sk = data; |
a38528f1 | 3691 | struct mgmt_rp_disconnect rp; |
8962ee74 | 3692 | |
88c3df13 JH |
3693 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
3694 | rp.addr.type = cp->addr.type; | |
8962ee74 | 3695 | |
aee9b218 | 3696 | cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, 0, &rp, |
04124681 | 3697 | sizeof(rp)); |
8962ee74 JH |
3698 | |
3699 | *sk = cmd->sk; | |
3700 | sock_hold(*sk); | |
3701 | ||
a664b5bc | 3702 | mgmt_pending_remove(cmd); |
8962ee74 JH |
3703 | } |
3704 | ||
124f6e35 | 3705 | static void unpair_device_rsp(struct pending_cmd *cmd, void *data) |
a8a1d19e | 3706 | { |
b1078ad0 | 3707 | struct hci_dev *hdev = data; |
124f6e35 JH |
3708 | struct mgmt_cp_unpair_device *cp = cmd->param; |
3709 | struct mgmt_rp_unpair_device rp; | |
a8a1d19e JH |
3710 | |
3711 | memset(&rp, 0, sizeof(rp)); | |
124f6e35 JH |
3712 | bacpy(&rp.addr.bdaddr, &cp->addr.bdaddr); |
3713 | rp.addr.type = cp->addr.type; | |
a8a1d19e | 3714 | |
b1078ad0 JH |
3715 | device_unpaired(hdev, &cp->addr.bdaddr, cp->addr.type, cmd->sk); |
3716 | ||
aee9b218 | 3717 | cmd_complete(cmd->sk, cmd->index, cmd->opcode, 0, &rp, sizeof(rp)); |
a8a1d19e JH |
3718 | |
3719 | mgmt_pending_remove(cmd); | |
3720 | } | |
3721 | ||
afc747a6 | 3722 | int mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
f0d6a0ea | 3723 | u8 link_type, u8 addr_type, u8 reason) |
f7520543 | 3724 | { |
f0d6a0ea | 3725 | struct mgmt_ev_device_disconnected ev; |
8962ee74 JH |
3726 | struct sock *sk = NULL; |
3727 | int err; | |
3728 | ||
744cf19e | 3729 | mgmt_pending_foreach(MGMT_OP_DISCONNECT, hdev, disconnect_rsp, &sk); |
f7520543 | 3730 | |
f0d6a0ea MA |
3731 | bacpy(&ev.addr.bdaddr, bdaddr); |
3732 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
3733 | ev.reason = reason; | |
f7520543 | 3734 | |
afc747a6 | 3735 | err = mgmt_event(MGMT_EV_DEVICE_DISCONNECTED, hdev, &ev, sizeof(ev), |
04124681 | 3736 | sk); |
8962ee74 JH |
3737 | |
3738 | if (sk) | |
d97dcb66 | 3739 | sock_put(sk); |
8962ee74 | 3740 | |
124f6e35 | 3741 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
04124681 | 3742 | hdev); |
a8a1d19e | 3743 | |
8962ee74 JH |
3744 | return err; |
3745 | } | |
3746 | ||
88c3df13 | 3747 | int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 3748 | u8 link_type, u8 addr_type, u8 status) |
8962ee74 | 3749 | { |
88c3df13 | 3750 | struct mgmt_rp_disconnect rp; |
8962ee74 JH |
3751 | struct pending_cmd *cmd; |
3752 | int err; | |
3753 | ||
36a75f1b JD |
3754 | mgmt_pending_foreach(MGMT_OP_UNPAIR_DEVICE, hdev, unpair_device_rsp, |
3755 | hdev); | |
3756 | ||
2e58ef3e | 3757 | cmd = mgmt_pending_find(MGMT_OP_DISCONNECT, hdev); |
8962ee74 JH |
3758 | if (!cmd) |
3759 | return -ENOENT; | |
3760 | ||
88c3df13 | 3761 | bacpy(&rp.addr.bdaddr, bdaddr); |
57c1477c | 3762 | rp.addr.type = link_to_bdaddr(link_type, addr_type); |
37d9ef76 | 3763 | |
88c3df13 | 3764 | err = cmd_complete(cmd->sk, cmd->index, MGMT_OP_DISCONNECT, |
04124681 | 3765 | mgmt_status(status), &rp, sizeof(rp)); |
8962ee74 | 3766 | |
a664b5bc | 3767 | mgmt_pending_remove(cmd); |
8962ee74 JH |
3768 | |
3769 | return err; | |
f7520543 | 3770 | } |
17d5c04c | 3771 | |
48264f06 | 3772 | int mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
04124681 | 3773 | u8 addr_type, u8 status) |
17d5c04c JH |
3774 | { |
3775 | struct mgmt_ev_connect_failed ev; | |
3776 | ||
4c659c39 | 3777 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 3778 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 3779 | ev.status = mgmt_status(status); |
17d5c04c | 3780 | |
744cf19e | 3781 | return mgmt_event(MGMT_EV_CONNECT_FAILED, hdev, &ev, sizeof(ev), NULL); |
17d5c04c | 3782 | } |
980e1a53 | 3783 | |
744cf19e | 3784 | int mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure) |
980e1a53 JH |
3785 | { |
3786 | struct mgmt_ev_pin_code_request ev; | |
3787 | ||
d8457698 | 3788 | bacpy(&ev.addr.bdaddr, bdaddr); |
591f47f3 | 3789 | ev.addr.type = BDADDR_BREDR; |
a770bb5a | 3790 | ev.secure = secure; |
980e1a53 | 3791 | |
744cf19e | 3792 | return mgmt_event(MGMT_EV_PIN_CODE_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 3793 | NULL); |
980e1a53 JH |
3794 | } |
3795 | ||
744cf19e | 3796 | int mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 3797 | u8 status) |
980e1a53 JH |
3798 | { |
3799 | struct pending_cmd *cmd; | |
ac56fb13 | 3800 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
3801 | int err; |
3802 | ||
2e58ef3e | 3803 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_REPLY, hdev); |
980e1a53 JH |
3804 | if (!cmd) |
3805 | return -ENOENT; | |
3806 | ||
d8457698 | 3807 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 3808 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 3809 | |
aee9b218 | 3810 | err = cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_REPLY, |
04124681 | 3811 | mgmt_status(status), &rp, sizeof(rp)); |
980e1a53 | 3812 | |
a664b5bc | 3813 | mgmt_pending_remove(cmd); |
980e1a53 JH |
3814 | |
3815 | return err; | |
3816 | } | |
3817 | ||
744cf19e | 3818 | int mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 3819 | u8 status) |
980e1a53 JH |
3820 | { |
3821 | struct pending_cmd *cmd; | |
ac56fb13 | 3822 | struct mgmt_rp_pin_code_reply rp; |
980e1a53 JH |
3823 | int err; |
3824 | ||
2e58ef3e | 3825 | cmd = mgmt_pending_find(MGMT_OP_PIN_CODE_NEG_REPLY, hdev); |
980e1a53 JH |
3826 | if (!cmd) |
3827 | return -ENOENT; | |
3828 | ||
d8457698 | 3829 | bacpy(&rp.addr.bdaddr, bdaddr); |
591f47f3 | 3830 | rp.addr.type = BDADDR_BREDR; |
ac56fb13 | 3831 | |
aee9b218 | 3832 | err = cmd_complete(cmd->sk, hdev->id, MGMT_OP_PIN_CODE_NEG_REPLY, |
04124681 | 3833 | mgmt_status(status), &rp, sizeof(rp)); |
980e1a53 | 3834 | |
a664b5bc | 3835 | mgmt_pending_remove(cmd); |
980e1a53 JH |
3836 | |
3837 | return err; | |
3838 | } | |
a5c29683 | 3839 | |
744cf19e | 3840 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 GP |
3841 | u8 link_type, u8 addr_type, __le32 value, |
3842 | u8 confirm_hint) | |
a5c29683 JH |
3843 | { |
3844 | struct mgmt_ev_user_confirm_request ev; | |
3845 | ||
744cf19e | 3846 | BT_DBG("%s", hdev->name); |
a5c29683 | 3847 | |
272d90df | 3848 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 3849 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
55bc1a37 | 3850 | ev.confirm_hint = confirm_hint; |
78e8098e | 3851 | ev.value = value; |
a5c29683 | 3852 | |
744cf19e | 3853 | return mgmt_event(MGMT_EV_USER_CONFIRM_REQUEST, hdev, &ev, sizeof(ev), |
04124681 | 3854 | NULL); |
a5c29683 JH |
3855 | } |
3856 | ||
272d90df | 3857 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 | 3858 | u8 link_type, u8 addr_type) |
604086b7 BG |
3859 | { |
3860 | struct mgmt_ev_user_passkey_request ev; | |
3861 | ||
3862 | BT_DBG("%s", hdev->name); | |
3863 | ||
272d90df | 3864 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 3865 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
604086b7 BG |
3866 | |
3867 | return mgmt_event(MGMT_EV_USER_PASSKEY_REQUEST, hdev, &ev, sizeof(ev), | |
04124681 | 3868 | NULL); |
604086b7 BG |
3869 | } |
3870 | ||
0df4c185 | 3871 | static int user_pairing_resp_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
8ce8e2b5 GP |
3872 | u8 link_type, u8 addr_type, u8 status, |
3873 | u8 opcode) | |
a5c29683 JH |
3874 | { |
3875 | struct pending_cmd *cmd; | |
3876 | struct mgmt_rp_user_confirm_reply rp; | |
3877 | int err; | |
3878 | ||
2e58ef3e | 3879 | cmd = mgmt_pending_find(opcode, hdev); |
a5c29683 JH |
3880 | if (!cmd) |
3881 | return -ENOENT; | |
3882 | ||
272d90df | 3883 | bacpy(&rp.addr.bdaddr, bdaddr); |
57c1477c | 3884 | rp.addr.type = link_to_bdaddr(link_type, addr_type); |
aee9b218 | 3885 | err = cmd_complete(cmd->sk, hdev->id, opcode, mgmt_status(status), |
04124681 | 3886 | &rp, sizeof(rp)); |
a5c29683 | 3887 | |
a664b5bc | 3888 | mgmt_pending_remove(cmd); |
a5c29683 JH |
3889 | |
3890 | return err; | |
3891 | } | |
3892 | ||
744cf19e | 3893 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 3894 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 3895 | { |
272d90df | 3896 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 3897 | status, MGMT_OP_USER_CONFIRM_REPLY); |
a5c29683 JH |
3898 | } |
3899 | ||
272d90df | 3900 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 3901 | u8 link_type, u8 addr_type, u8 status) |
a5c29683 | 3902 | { |
272d90df | 3903 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
3904 | status, |
3905 | MGMT_OP_USER_CONFIRM_NEG_REPLY); | |
a5c29683 | 3906 | } |
2a611692 | 3907 | |
604086b7 | 3908 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 3909 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 3910 | { |
272d90df | 3911 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
04124681 | 3912 | status, MGMT_OP_USER_PASSKEY_REPLY); |
604086b7 BG |
3913 | } |
3914 | ||
272d90df | 3915 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 3916 | u8 link_type, u8 addr_type, u8 status) |
604086b7 | 3917 | { |
272d90df | 3918 | return user_pairing_resp_complete(hdev, bdaddr, link_type, addr_type, |
8fc9ced3 GP |
3919 | status, |
3920 | MGMT_OP_USER_PASSKEY_NEG_REPLY); | |
604086b7 BG |
3921 | } |
3922 | ||
92a25256 JH |
3923 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
3924 | u8 link_type, u8 addr_type, u32 passkey, | |
3925 | u8 entered) | |
3926 | { | |
3927 | struct mgmt_ev_passkey_notify ev; | |
3928 | ||
3929 | BT_DBG("%s", hdev->name); | |
3930 | ||
3931 | bacpy(&ev.addr.bdaddr, bdaddr); | |
3932 | ev.addr.type = link_to_bdaddr(link_type, addr_type); | |
3933 | ev.passkey = __cpu_to_le32(passkey); | |
3934 | ev.entered = entered; | |
3935 | ||
3936 | return mgmt_event(MGMT_EV_PASSKEY_NOTIFY, hdev, &ev, sizeof(ev), NULL); | |
3937 | } | |
3938 | ||
bab73cb6 | 3939 | int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
04124681 | 3940 | u8 addr_type, u8 status) |
2a611692 JH |
3941 | { |
3942 | struct mgmt_ev_auth_failed ev; | |
3943 | ||
bab73cb6 | 3944 | bacpy(&ev.addr.bdaddr, bdaddr); |
57c1477c | 3945 | ev.addr.type = link_to_bdaddr(link_type, addr_type); |
ca69b795 | 3946 | ev.status = mgmt_status(status); |
2a611692 | 3947 | |
744cf19e | 3948 | return mgmt_event(MGMT_EV_AUTH_FAILED, hdev, &ev, sizeof(ev), NULL); |
2a611692 | 3949 | } |
b312b161 | 3950 | |
33ef95ed JH |
3951 | int mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status) |
3952 | { | |
3953 | struct cmd_lookup match = { NULL, hdev }; | |
47990ea0 JH |
3954 | bool changed = false; |
3955 | int err = 0; | |
33ef95ed JH |
3956 | |
3957 | if (status) { | |
3958 | u8 mgmt_err = mgmt_status(status); | |
3959 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, | |
04124681 | 3960 | cmd_status_rsp, &mgmt_err); |
33ef95ed JH |
3961 | return 0; |
3962 | } | |
3963 | ||
47990ea0 JH |
3964 | if (test_bit(HCI_AUTH, &hdev->flags)) { |
3965 | if (!test_and_set_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) | |
3966 | changed = true; | |
3967 | } else { | |
3968 | if (test_and_clear_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) | |
3969 | changed = true; | |
3970 | } | |
3971 | ||
33ef95ed | 3972 | mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp, |
04124681 | 3973 | &match); |
33ef95ed | 3974 | |
47990ea0 JH |
3975 | if (changed) |
3976 | err = new_settings(hdev, match.sk); | |
33ef95ed JH |
3977 | |
3978 | if (match.sk) | |
3979 | sock_put(match.sk); | |
3980 | ||
3981 | return err; | |
3982 | } | |
3983 | ||
890ea898 | 3984 | static void clear_eir(struct hci_request *req) |
cacaf52f | 3985 | { |
890ea898 | 3986 | struct hci_dev *hdev = req->hdev; |
cacaf52f JH |
3987 | struct hci_cp_write_eir cp; |
3988 | ||
976eb20e | 3989 | if (!lmp_ext_inq_capable(hdev)) |
890ea898 | 3990 | return; |
cacaf52f | 3991 | |
c80da27e JH |
3992 | memset(hdev->eir, 0, sizeof(hdev->eir)); |
3993 | ||
cacaf52f JH |
3994 | memset(&cp, 0, sizeof(cp)); |
3995 | ||
890ea898 | 3996 | hci_req_add(req, HCI_OP_WRITE_EIR, sizeof(cp), &cp); |
cacaf52f JH |
3997 | } |
3998 | ||
c0ecddc2 | 3999 | int mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
ed2c4ee3 JH |
4000 | { |
4001 | struct cmd_lookup match = { NULL, hdev }; | |
890ea898 | 4002 | struct hci_request req; |
c0ecddc2 JH |
4003 | bool changed = false; |
4004 | int err = 0; | |
ed2c4ee3 JH |
4005 | |
4006 | if (status) { | |
4007 | u8 mgmt_err = mgmt_status(status); | |
c0ecddc2 JH |
4008 | |
4009 | if (enable && test_and_clear_bit(HCI_SSP_ENABLED, | |
04124681 | 4010 | &hdev->dev_flags)) |
c0ecddc2 JH |
4011 | err = new_settings(hdev, NULL); |
4012 | ||
04124681 GP |
4013 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, cmd_status_rsp, |
4014 | &mgmt_err); | |
c0ecddc2 JH |
4015 | |
4016 | return err; | |
4017 | } | |
4018 | ||
4019 | if (enable) { | |
4020 | if (!test_and_set_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
4021 | changed = true; | |
4022 | } else { | |
4023 | if (test_and_clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) | |
4024 | changed = true; | |
ed2c4ee3 JH |
4025 | } |
4026 | ||
4027 | mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match); | |
4028 | ||
c0ecddc2 JH |
4029 | if (changed) |
4030 | err = new_settings(hdev, match.sk); | |
ed2c4ee3 | 4031 | |
5fc6ebb1 | 4032 | if (match.sk) |
ed2c4ee3 JH |
4033 | sock_put(match.sk); |
4034 | ||
890ea898 JH |
4035 | hci_req_init(&req, hdev); |
4036 | ||
5fc6ebb1 | 4037 | if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) |
890ea898 | 4038 | update_eir(&req); |
5fc6ebb1 | 4039 | else |
890ea898 JH |
4040 | clear_eir(&req); |
4041 | ||
4042 | hci_req_run(&req, NULL); | |
cacaf52f | 4043 | |
ed2c4ee3 JH |
4044 | return err; |
4045 | } | |
4046 | ||
92da6097 | 4047 | static void sk_lookup(struct pending_cmd *cmd, void *data) |
90e70454 JH |
4048 | { |
4049 | struct cmd_lookup *match = data; | |
4050 | ||
90e70454 JH |
4051 | if (match->sk == NULL) { |
4052 | match->sk = cmd->sk; | |
4053 | sock_hold(match->sk); | |
4054 | } | |
90e70454 JH |
4055 | } |
4056 | ||
7f9a903c | 4057 | int mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
04124681 | 4058 | u8 status) |
7f9a903c | 4059 | { |
90e70454 JH |
4060 | struct cmd_lookup match = { NULL, hdev, mgmt_status(status) }; |
4061 | int err = 0; | |
7f9a903c | 4062 | |
92da6097 JH |
4063 | mgmt_pending_foreach(MGMT_OP_SET_DEV_CLASS, hdev, sk_lookup, &match); |
4064 | mgmt_pending_foreach(MGMT_OP_ADD_UUID, hdev, sk_lookup, &match); | |
4065 | mgmt_pending_foreach(MGMT_OP_REMOVE_UUID, hdev, sk_lookup, &match); | |
90e70454 JH |
4066 | |
4067 | if (!status) | |
04124681 GP |
4068 | err = mgmt_event(MGMT_EV_CLASS_OF_DEV_CHANGED, hdev, dev_class, |
4069 | 3, NULL); | |
90e70454 JH |
4070 | |
4071 | if (match.sk) | |
4072 | sock_put(match.sk); | |
7f9a903c MH |
4073 | |
4074 | return err; | |
4075 | } | |
4076 | ||
744cf19e | 4077 | int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status) |
b312b161 | 4078 | { |
b312b161 | 4079 | struct mgmt_cp_set_local_name ev; |
13928971 | 4080 | struct pending_cmd *cmd; |
28cc7bde | 4081 | |
13928971 JH |
4082 | if (status) |
4083 | return 0; | |
b312b161 JH |
4084 | |
4085 | memset(&ev, 0, sizeof(ev)); | |
4086 | memcpy(ev.name, name, HCI_MAX_NAME_LENGTH); | |
28cc7bde | 4087 | memcpy(ev.short_name, hdev->short_name, HCI_MAX_SHORT_NAME_LENGTH); |
b312b161 | 4088 | |
2e58ef3e | 4089 | cmd = mgmt_pending_find(MGMT_OP_SET_LOCAL_NAME, hdev); |
13928971 JH |
4090 | if (!cmd) { |
4091 | memcpy(hdev->dev_name, name, sizeof(hdev->dev_name)); | |
28cc7bde | 4092 | |
13928971 JH |
4093 | /* If this is a HCI command related to powering on the |
4094 | * HCI dev don't send any mgmt signals. | |
4095 | */ | |
4096 | if (mgmt_pending_find(MGMT_OP_SET_POWERED, hdev)) | |
4097 | return 0; | |
890ea898 | 4098 | } |
b312b161 | 4099 | |
13928971 JH |
4100 | return mgmt_event(MGMT_EV_LOCAL_NAME_CHANGED, hdev, &ev, sizeof(ev), |
4101 | cmd ? cmd->sk : NULL); | |
b312b161 | 4102 | } |
c35938b2 | 4103 | |
744cf19e | 4104 | int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash, |
04124681 | 4105 | u8 *randomizer, u8 status) |
c35938b2 SJ |
4106 | { |
4107 | struct pending_cmd *cmd; | |
4108 | int err; | |
4109 | ||
744cf19e | 4110 | BT_DBG("%s status %u", hdev->name, status); |
c35938b2 | 4111 | |
2e58ef3e | 4112 | cmd = mgmt_pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev); |
c35938b2 SJ |
4113 | if (!cmd) |
4114 | return -ENOENT; | |
4115 | ||
4116 | if (status) { | |
04124681 GP |
4117 | err = cmd_status(cmd->sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, |
4118 | mgmt_status(status)); | |
c35938b2 SJ |
4119 | } else { |
4120 | struct mgmt_rp_read_local_oob_data rp; | |
4121 | ||
4122 | memcpy(rp.hash, hash, sizeof(rp.hash)); | |
4123 | memcpy(rp.randomizer, randomizer, sizeof(rp.randomizer)); | |
4124 | ||
744cf19e | 4125 | err = cmd_complete(cmd->sk, hdev->id, |
04124681 GP |
4126 | MGMT_OP_READ_LOCAL_OOB_DATA, 0, &rp, |
4127 | sizeof(rp)); | |
c35938b2 SJ |
4128 | } |
4129 | ||
4130 | mgmt_pending_remove(cmd); | |
4131 | ||
4132 | return err; | |
4133 | } | |
e17acd40 | 4134 | |
06199cf8 JH |
4135 | int mgmt_le_enable_complete(struct hci_dev *hdev, u8 enable, u8 status) |
4136 | { | |
4137 | struct cmd_lookup match = { NULL, hdev }; | |
4138 | bool changed = false; | |
4139 | int err = 0; | |
4140 | ||
4141 | if (status) { | |
4142 | u8 mgmt_err = mgmt_status(status); | |
4143 | ||
4144 | if (enable && test_and_clear_bit(HCI_LE_ENABLED, | |
04124681 | 4145 | &hdev->dev_flags)) |
d97dcb66 | 4146 | err = new_settings(hdev, NULL); |
06199cf8 | 4147 | |
d97dcb66 SJ |
4148 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, cmd_status_rsp, |
4149 | &mgmt_err); | |
06199cf8 JH |
4150 | |
4151 | return err; | |
4152 | } | |
4153 | ||
4154 | if (enable) { | |
4155 | if (!test_and_set_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
4156 | changed = true; | |
4157 | } else { | |
4158 | if (test_and_clear_bit(HCI_LE_ENABLED, &hdev->dev_flags)) | |
4159 | changed = true; | |
4160 | } | |
4161 | ||
4162 | mgmt_pending_foreach(MGMT_OP_SET_LE, hdev, settings_rsp, &match); | |
4163 | ||
4164 | if (changed) | |
4165 | err = new_settings(hdev, match.sk); | |
4166 | ||
4167 | if (match.sk) | |
4168 | sock_put(match.sk); | |
4169 | ||
4170 | return err; | |
4171 | } | |
4172 | ||
48264f06 | 4173 | int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
04124681 GP |
4174 | u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, u8 |
4175 | ssp, u8 *eir, u16 eir_len) | |
e17acd40 | 4176 | { |
e319d2e7 JH |
4177 | char buf[512]; |
4178 | struct mgmt_ev_device_found *ev = (void *) buf; | |
1dc06093 | 4179 | size_t ev_size; |
e17acd40 | 4180 | |
12602d0c AG |
4181 | if (!hci_discovery_active(hdev)) |
4182 | return -EPERM; | |
4183 | ||
1dc06093 JH |
4184 | /* Leave 5 bytes for a potential CoD field */ |
4185 | if (sizeof(*ev) + eir_len + 5 > sizeof(buf)) | |
7d262f86 AG |
4186 | return -EINVAL; |
4187 | ||
1dc06093 JH |
4188 | memset(buf, 0, sizeof(buf)); |
4189 | ||
e319d2e7 | 4190 | bacpy(&ev->addr.bdaddr, bdaddr); |
57c1477c | 4191 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
e319d2e7 | 4192 | ev->rssi = rssi; |
9a395a80 | 4193 | if (cfm_name) |
612dfce9 | 4194 | ev->flags |= __constant_cpu_to_le32(MGMT_DEV_FOUND_CONFIRM_NAME); |
388fc8fa | 4195 | if (!ssp) |
612dfce9 | 4196 | ev->flags |= __constant_cpu_to_le32(MGMT_DEV_FOUND_LEGACY_PAIRING); |
e17acd40 | 4197 | |
1dc06093 | 4198 | if (eir_len > 0) |
e319d2e7 | 4199 | memcpy(ev->eir, eir, eir_len); |
e17acd40 | 4200 | |
1dc06093 JH |
4201 | if (dev_class && !eir_has_data_type(ev->eir, eir_len, EIR_CLASS_OF_DEV)) |
4202 | eir_len = eir_append_data(ev->eir, eir_len, EIR_CLASS_OF_DEV, | |
04124681 | 4203 | dev_class, 3); |
1dc06093 | 4204 | |
eb55ef07 | 4205 | ev->eir_len = cpu_to_le16(eir_len); |
1dc06093 | 4206 | ev_size = sizeof(*ev) + eir_len; |
f8523598 | 4207 | |
e319d2e7 | 4208 | return mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, ev_size, NULL); |
e17acd40 | 4209 | } |
a88a9652 | 4210 | |
b644ba33 | 4211 | int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
04124681 | 4212 | u8 addr_type, s8 rssi, u8 *name, u8 name_len) |
a88a9652 | 4213 | { |
b644ba33 JH |
4214 | struct mgmt_ev_device_found *ev; |
4215 | char buf[sizeof(*ev) + HCI_MAX_NAME_LENGTH + 2]; | |
4216 | u16 eir_len; | |
a88a9652 | 4217 | |
b644ba33 | 4218 | ev = (struct mgmt_ev_device_found *) buf; |
a88a9652 | 4219 | |
b644ba33 JH |
4220 | memset(buf, 0, sizeof(buf)); |
4221 | ||
4222 | bacpy(&ev->addr.bdaddr, bdaddr); | |
57c1477c | 4223 | ev->addr.type = link_to_bdaddr(link_type, addr_type); |
b644ba33 JH |
4224 | ev->rssi = rssi; |
4225 | ||
4226 | eir_len = eir_append_data(ev->eir, 0, EIR_NAME_COMPLETE, name, | |
04124681 | 4227 | name_len); |
b644ba33 | 4228 | |
eb55ef07 | 4229 | ev->eir_len = cpu_to_le16(eir_len); |
a88a9652 | 4230 | |
053c7e0c | 4231 | return mgmt_event(MGMT_EV_DEVICE_FOUND, hdev, ev, |
04124681 | 4232 | sizeof(*ev) + eir_len, NULL); |
a88a9652 | 4233 | } |
314b2381 | 4234 | |
744cf19e | 4235 | int mgmt_discovering(struct hci_dev *hdev, u8 discovering) |
314b2381 | 4236 | { |
f963e8e9 | 4237 | struct mgmt_ev_discovering ev; |
164a6e78 JH |
4238 | struct pending_cmd *cmd; |
4239 | ||
343fb145 AG |
4240 | BT_DBG("%s discovering %u", hdev->name, discovering); |
4241 | ||
164a6e78 | 4242 | if (discovering) |
2e58ef3e | 4243 | cmd = mgmt_pending_find(MGMT_OP_START_DISCOVERY, hdev); |
164a6e78 | 4244 | else |
2e58ef3e | 4245 | cmd = mgmt_pending_find(MGMT_OP_STOP_DISCOVERY, hdev); |
164a6e78 JH |
4246 | |
4247 | if (cmd != NULL) { | |
f808e166 JH |
4248 | u8 type = hdev->discovery.type; |
4249 | ||
04124681 GP |
4250 | cmd_complete(cmd->sk, hdev->id, cmd->opcode, 0, &type, |
4251 | sizeof(type)); | |
164a6e78 JH |
4252 | mgmt_pending_remove(cmd); |
4253 | } | |
4254 | ||
f963e8e9 JH |
4255 | memset(&ev, 0, sizeof(ev)); |
4256 | ev.type = hdev->discovery.type; | |
4257 | ev.discovering = discovering; | |
4258 | ||
4259 | return mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL); | |
314b2381 | 4260 | } |
5e762444 | 4261 | |
88c1fe4b | 4262 | int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
4263 | { |
4264 | struct pending_cmd *cmd; | |
4265 | struct mgmt_ev_device_blocked ev; | |
4266 | ||
2e58ef3e | 4267 | cmd = mgmt_pending_find(MGMT_OP_BLOCK_DEVICE, hdev); |
5e762444 | 4268 | |
88c1fe4b JH |
4269 | bacpy(&ev.addr.bdaddr, bdaddr); |
4270 | ev.addr.type = type; | |
5e762444 | 4271 | |
744cf19e | 4272 | return mgmt_event(MGMT_EV_DEVICE_BLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 4273 | cmd ? cmd->sk : NULL); |
5e762444 AJ |
4274 | } |
4275 | ||
88c1fe4b | 4276 | int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type) |
5e762444 AJ |
4277 | { |
4278 | struct pending_cmd *cmd; | |
4279 | struct mgmt_ev_device_unblocked ev; | |
4280 | ||
2e58ef3e | 4281 | cmd = mgmt_pending_find(MGMT_OP_UNBLOCK_DEVICE, hdev); |
5e762444 | 4282 | |
88c1fe4b JH |
4283 | bacpy(&ev.addr.bdaddr, bdaddr); |
4284 | ev.addr.type = type; | |
5e762444 | 4285 | |
744cf19e | 4286 | return mgmt_event(MGMT_EV_DEVICE_UNBLOCKED, hdev, &ev, sizeof(ev), |
04124681 | 4287 | cmd ? cmd->sk : NULL); |
5e762444 | 4288 | } |
d7b7e796 MH |
4289 | |
4290 | module_param(enable_hs, bool, 0644); | |
4291 | MODULE_PARM_DESC(enable_hs, "Enable High Speed support"); |