1 /******************************************************************************
2 *
3 * Copyright (C) 2009-2012 Broadcom Corporation
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at:
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 ******************************************************************************/
18
19 /************************************************************************************
20 *
21 * Filename: btif_util.c
22 *
23 * Description: Miscellaneous helper functions
24 *
25 *
26 ***********************************************************************************/
27
28 #include <hardware/bluetooth.h>
29 #include <hardware/bt_hf.h>
30 #include <hardware/bt_av.h>
31 #include <netinet/in.h>
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <string.h>
35 #include <ctype.h>
36
37
38 #define LOG_TAG "BTIF_UTIL"
39 #include "btif_common.h"
40 #include "bta_api.h"
41 #include "gki.h"
42 #include "btu.h"
43 #include "bte.h"
44 #include "bd.h"
45 #include "btif_dm.h"
46 #include "btif_util.h"
47 #include "bta_ag_api.h"
48 #include "bta_hh_api.h"
49
50
51
52 /************************************************************************************
53 ** Constants & Macros
54 ************************************************************************************/
55 #define ISDIGIT(a) ((a>='0') && (a<='9'))
56 #define ISXDIGIT(a) (((a>='0') && (a<='9'))||((a>='A') && (a<='F'))||((a>='a') && (a<='f')))
57
58 /************************************************************************************
59 ** Local type definitions
60 ************************************************************************************/
61
62 /************************************************************************************
63 ** Static variables
64 ************************************************************************************/
65
66 /************************************************************************************
67 ** Static functions
68 ************************************************************************************/
69
70 /************************************************************************************
71 ** Externs
72 ************************************************************************************/
73
74 /************************************************************************************
75 ** Functions
76 ************************************************************************************/
77
78 /*****************************************************************************
79 ** Logging helper functions
80 *****************************************************************************/
81
str2bd(char * str,bt_bdaddr_t * addr)82 int str2bd(char *str, bt_bdaddr_t *addr)
83 {
84 int32_t i = 0;
85 for (i = 0; i < 6; i++) {
86 addr->address[i] = (uint8_t) strtoul(str, (char **)&str, 16);
87 str++;
88 }
89 return 0;
90 }
91
bd2str(bt_bdaddr_t * bdaddr,bdstr_t * bdstr)92 char *bd2str(bt_bdaddr_t *bdaddr, bdstr_t *bdstr)
93 {
94 char *addr = (char *) bdaddr->address;
95
96 sprintf((char*)bdstr, "%02x:%02x:%02x:%02x:%02x:%02x",
97 (int)addr[0],(int)addr[1],(int)addr[2],
98 (int)addr[3],(int)addr[4],(int)addr[5]);
99 return (char *)bdstr;
100 }
101
devclass2uint(DEV_CLASS dev_class)102 UINT32 devclass2uint(DEV_CLASS dev_class)
103 {
104 UINT32 cod = 0;
105
106 /* if COD is 0, irrespective of the device type set it to Unclassified device */
107 cod = (dev_class[2]) | (dev_class[1] << 8) | (dev_class[0] << 16);
108
109 return cod;
110 }
uint2devclass(UINT32 cod,DEV_CLASS dev_class)111 void uint2devclass(UINT32 cod, DEV_CLASS dev_class)
112 {
113 dev_class[2] = (UINT8)cod;
114 dev_class[1] = (UINT8)(cod >> 8);
115 dev_class[0] = (UINT8)(cod >> 16);
116 }
117
118 static const UINT8 sdp_base_uuid[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
119 0x80, 0x00, 0x00, 0x80, 0x5F, 0x9B, 0x34, 0xFB};
120
uuid16_to_uuid128(uint16_t uuid16,bt_uuid_t * uuid128)121 void uuid16_to_uuid128(uint16_t uuid16, bt_uuid_t* uuid128)
122 {
123 uint16_t uuid16_bo;
124 memset(uuid128, 0, sizeof(bt_uuid_t));
125
126 memcpy(uuid128->uu, sdp_base_uuid, MAX_UUID_SIZE);
127 uuid16_bo = ntohs(uuid16);
128 memcpy(uuid128->uu + 2, &uuid16_bo, sizeof(uint16_t));
129 }
130
string_to_uuid(char * str,bt_uuid_t * p_uuid)131 void string_to_uuid(char *str, bt_uuid_t *p_uuid)
132 {
133 uint32_t uuid0, uuid4;
134 uint16_t uuid1, uuid2, uuid3, uuid5;
135
136 sscanf(str, "%08x-%04hx-%04hx-%04hx-%08x%04hx",
137 &uuid0, &uuid1, &uuid2, &uuid3, &uuid4, &uuid5);
138
139 uuid0 = htonl(uuid0);
140 uuid1 = htons(uuid1);
141 uuid2 = htons(uuid2);
142 uuid3 = htons(uuid3);
143 uuid4 = htonl(uuid4);
144 uuid5 = htons(uuid5);
145
146 memcpy(&(p_uuid->uu[0]), &uuid0, 4);
147 memcpy(&(p_uuid->uu[4]), &uuid1, 2);
148 memcpy(&(p_uuid->uu[6]), &uuid2, 2);
149 memcpy(&(p_uuid->uu[8]), &uuid3, 2);
150 memcpy(&(p_uuid->uu[10]), &uuid4, 4);
151 memcpy(&(p_uuid->uu[14]), &uuid5, 2);
152
153 return;
154
155 }
156
uuid_to_string(bt_uuid_t * p_uuid,char * str)157 void uuid_to_string(bt_uuid_t *p_uuid, char *str)
158 {
159 uint32_t uuid0, uuid4;
160 uint16_t uuid1, uuid2, uuid3, uuid5;
161
162 memcpy(&uuid0, &(p_uuid->uu[0]), 4);
163 memcpy(&uuid1, &(p_uuid->uu[4]), 2);
164 memcpy(&uuid2, &(p_uuid->uu[6]), 2);
165 memcpy(&uuid3, &(p_uuid->uu[8]), 2);
166 memcpy(&uuid4, &(p_uuid->uu[10]), 4);
167 memcpy(&uuid5, &(p_uuid->uu[14]), 2);
168
169 sprintf((char *)str, "%.8x-%.4x-%.4x-%.4x-%.8x%.4x",
170 ntohl(uuid0), ntohs(uuid1),
171 ntohs(uuid2), ntohs(uuid3),
172 ntohl(uuid4), ntohs(uuid5));
173 return;
174 }
175
176 /*****************************************************************************
177 ** Function ascii_2_hex
178 **
179 ** Description This function converts an ASCII string into HEX
180 **
181 ** Returns the number of hex bytes filled.
182 */
ascii_2_hex(char * p_ascii,int len,UINT8 * p_hex)183 int ascii_2_hex (char *p_ascii, int len, UINT8 *p_hex)
184 {
185 int x;
186 UINT8 c;
187
188 for (x = 0; (x < len) && (*p_ascii); x++)
189 {
190 if (ISDIGIT (*p_ascii))
191 c = (*p_ascii - '0') << 4;
192 else
193 c = (toupper(*p_ascii) - 'A' + 10) << 4;
194
195 p_ascii++;
196 if (*p_ascii)
197 {
198 if (ISDIGIT (*p_ascii))
199 c |= (*p_ascii - '0');
200 else
201 c |= (toupper(*p_ascii) - 'A' + 10);
202
203 p_ascii++;
204 }
205 *p_hex++ = c;
206 }
207
208 return (x);
209 }
210
211
dump_dm_search_event(UINT16 event)212 const char* dump_dm_search_event(UINT16 event)
213 {
214 switch(event)
215 {
216 CASE_RETURN_STR(BTA_DM_INQ_RES_EVT)
217 CASE_RETURN_STR(BTA_DM_INQ_CMPL_EVT)
218 CASE_RETURN_STR(BTA_DM_DISC_RES_EVT)
219 CASE_RETURN_STR(BTA_DM_DISC_BLE_RES_EVT)
220 CASE_RETURN_STR(BTA_DM_DISC_CMPL_EVT)
221 CASE_RETURN_STR(BTA_DM_DI_DISC_CMPL_EVT)
222 CASE_RETURN_STR(BTA_DM_SEARCH_CANCEL_CMPL_EVT)
223
224 default:
225 return "UNKNOWN MSG ID";
226 }
227 }
228
229
dump_property_type(bt_property_type_t type)230 const char* dump_property_type(bt_property_type_t type)
231 {
232 switch(type)
233 {
234 CASE_RETURN_STR(BT_PROPERTY_BDNAME)
235 CASE_RETURN_STR(BT_PROPERTY_BDADDR)
236 CASE_RETURN_STR(BT_PROPERTY_UUIDS)
237 CASE_RETURN_STR(BT_PROPERTY_CLASS_OF_DEVICE)
238 CASE_RETURN_STR(BT_PROPERTY_TYPE_OF_DEVICE)
239 CASE_RETURN_STR(BT_PROPERTY_REMOTE_RSSI)
240 CASE_RETURN_STR(BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT)
241 CASE_RETURN_STR(BT_PROPERTY_ADAPTER_BONDED_DEVICES)
242 CASE_RETURN_STR(BT_PROPERTY_ADAPTER_SCAN_MODE)
243 CASE_RETURN_STR(BT_PROPERTY_REMOTE_FRIENDLY_NAME)
244
245 default:
246 return "UNKNOWN PROPERTY ID";
247 }
248 }
249
dump_dm_event(UINT16 event)250 const char* dump_dm_event(UINT16 event)
251 {
252 switch(event)
253 {
254 CASE_RETURN_STR(BTA_DM_ENABLE_EVT)
255 CASE_RETURN_STR(BTA_DM_DISABLE_EVT)
256 CASE_RETURN_STR(BTA_DM_PIN_REQ_EVT)
257 CASE_RETURN_STR(BTA_DM_AUTH_CMPL_EVT)
258 CASE_RETURN_STR(BTA_DM_AUTHORIZE_EVT)
259 CASE_RETURN_STR(BTA_DM_LINK_UP_EVT)
260 CASE_RETURN_STR(BTA_DM_LINK_DOWN_EVT)
261 CASE_RETURN_STR(BTA_DM_SIG_STRENGTH_EVT)
262 CASE_RETURN_STR(BTA_DM_BUSY_LEVEL_EVT)
263 CASE_RETURN_STR(BTA_DM_BOND_CANCEL_CMPL_EVT)
264 CASE_RETURN_STR(BTA_DM_SP_CFM_REQ_EVT)
265 CASE_RETURN_STR(BTA_DM_SP_KEY_NOTIF_EVT)
266 CASE_RETURN_STR(BTA_DM_SP_RMT_OOB_EVT)
267 CASE_RETURN_STR(BTA_DM_SP_KEYPRESS_EVT)
268 CASE_RETURN_STR(BTA_DM_ROLE_CHG_EVT)
269 CASE_RETURN_STR(BTA_DM_BLE_KEY_EVT)
270 CASE_RETURN_STR(BTA_DM_BLE_SEC_REQ_EVT)
271 CASE_RETURN_STR(BTA_DM_BLE_PASSKEY_NOTIF_EVT)
272 CASE_RETURN_STR(BTA_DM_BLE_PASSKEY_REQ_EVT)
273 CASE_RETURN_STR(BTA_DM_BLE_OOB_REQ_EVT)
274 CASE_RETURN_STR(BTA_DM_BLE_LOCAL_IR_EVT)
275 CASE_RETURN_STR(BTA_DM_BLE_LOCAL_ER_EVT)
276 CASE_RETURN_STR(BTA_DM_BLE_AUTH_CMPL_EVT)
277 CASE_RETURN_STR(BTA_DM_DEV_UNPAIRED_EVT)
278 CASE_RETURN_STR(BTA_DM_HW_ERROR_EVT)
279
280 default:
281 return "UNKNOWN DM EVENT";
282 }
283 }
284
dump_hf_event(UINT16 event)285 const char* dump_hf_event(UINT16 event)
286 {
287 switch(event)
288 {
289 CASE_RETURN_STR(BTA_AG_ENABLE_EVT)
290 CASE_RETURN_STR(BTA_AG_REGISTER_EVT)
291 CASE_RETURN_STR(BTA_AG_OPEN_EVT)
292 CASE_RETURN_STR(BTA_AG_CLOSE_EVT)
293 CASE_RETURN_STR(BTA_AG_CONN_EVT)
294 CASE_RETURN_STR(BTA_AG_AUDIO_OPEN_EVT)
295 CASE_RETURN_STR(BTA_AG_AUDIO_CLOSE_EVT)
296 CASE_RETURN_STR(BTA_AG_SPK_EVT)
297 CASE_RETURN_STR(BTA_AG_MIC_EVT)
298 CASE_RETURN_STR(BTA_AG_AT_CKPD_EVT)
299 CASE_RETURN_STR(BTA_AG_DISABLE_EVT)
300
301 CASE_RETURN_STR(BTA_AG_AT_A_EVT)
302 CASE_RETURN_STR(BTA_AG_AT_D_EVT)
303 CASE_RETURN_STR(BTA_AG_AT_CHLD_EVT)
304 CASE_RETURN_STR(BTA_AG_AT_CHUP_EVT)
305 CASE_RETURN_STR(BTA_AG_AT_CIND_EVT)
306 CASE_RETURN_STR(BTA_AG_AT_VTS_EVT)
307 CASE_RETURN_STR(BTA_AG_AT_BINP_EVT)
308 CASE_RETURN_STR(BTA_AG_AT_BLDN_EVT)
309 CASE_RETURN_STR(BTA_AG_AT_BVRA_EVT)
310 CASE_RETURN_STR(BTA_AG_AT_NREC_EVT)
311 CASE_RETURN_STR(BTA_AG_AT_CNUM_EVT)
312 CASE_RETURN_STR(BTA_AG_AT_BTRH_EVT)
313 CASE_RETURN_STR(BTA_AG_AT_CLCC_EVT)
314 CASE_RETURN_STR(BTA_AG_AT_COPS_EVT)
315 CASE_RETURN_STR(BTA_AG_AT_UNAT_EVT)
316 CASE_RETURN_STR(BTA_AG_AT_CBC_EVT)
317 CASE_RETURN_STR(BTA_AG_AT_BAC_EVT)
318 CASE_RETURN_STR(BTA_AG_AT_BCS_EVT)
319
320 default:
321 return "UNKNOWN MSG ID";
322 }
323 }
324
dump_hh_event(UINT16 event)325 const char* dump_hh_event(UINT16 event)
326 {
327 switch(event)
328 {
329 CASE_RETURN_STR(BTA_HH_ENABLE_EVT)
330 CASE_RETURN_STR(BTA_HH_DISABLE_EVT)
331 CASE_RETURN_STR(BTA_HH_OPEN_EVT)
332 CASE_RETURN_STR(BTA_HH_CLOSE_EVT)
333 CASE_RETURN_STR(BTA_HH_GET_DSCP_EVT)
334 CASE_RETURN_STR(BTA_HH_GET_PROTO_EVT)
335 CASE_RETURN_STR(BTA_HH_GET_RPT_EVT)
336 CASE_RETURN_STR(BTA_HH_GET_IDLE_EVT)
337 CASE_RETURN_STR(BTA_HH_SET_PROTO_EVT)
338 CASE_RETURN_STR(BTA_HH_SET_RPT_EVT)
339 CASE_RETURN_STR(BTA_HH_SET_IDLE_EVT)
340 CASE_RETURN_STR(BTA_HH_VC_UNPLUG_EVT)
341 CASE_RETURN_STR(BTA_HH_ADD_DEV_EVT)
342 CASE_RETURN_STR(BTA_HH_RMV_DEV_EVT)
343 CASE_RETURN_STR(BTA_HH_API_ERR_EVT)
344 default:
345 return "UNKNOWN MSG ID";
346 }
347 }
348
349
dump_hf_conn_state(UINT16 event)350 const char* dump_hf_conn_state(UINT16 event)
351 {
352 switch(event)
353 {
354 CASE_RETURN_STR(BTHF_CONNECTION_STATE_DISCONNECTED)
355 CASE_RETURN_STR(BTHF_CONNECTION_STATE_CONNECTING)
356 CASE_RETURN_STR(BTHF_CONNECTION_STATE_CONNECTED)
357 CASE_RETURN_STR(BTHF_CONNECTION_STATE_SLC_CONNECTED)
358 CASE_RETURN_STR(BTHF_CONNECTION_STATE_DISCONNECTING)
359 default:
360 return "UNKNOWN MSG ID";
361 }
362 }
363
dump_hf_call_state(bthf_call_state_t call_state)364 const char* dump_hf_call_state(bthf_call_state_t call_state)
365 {
366 switch(call_state)
367 {
368 CASE_RETURN_STR(BTHF_CALL_STATE_IDLE)
369 CASE_RETURN_STR(BTHF_CALL_STATE_HELD)
370 CASE_RETURN_STR(BTHF_CALL_STATE_DIALING)
371 CASE_RETURN_STR(BTHF_CALL_STATE_ALERTING)
372 CASE_RETURN_STR(BTHF_CALL_STATE_INCOMING)
373 CASE_RETURN_STR(BTHF_CALL_STATE_WAITING)
374 CASE_RETURN_STR(BTHF_CALL_STATE_ACTIVE)
375 default:
376 return "UNKNOWN CALL STATE";
377 }
378 }
379
dump_thread_evt(bt_cb_thread_evt evt)380 const char* dump_thread_evt(bt_cb_thread_evt evt)
381 {
382 switch(evt)
383 {
384 CASE_RETURN_STR(ASSOCIATE_JVM)
385 CASE_RETURN_STR(DISASSOCIATE_JVM)
386
387 default:
388 return "unknown thread evt";
389 }
390 }
391
392
dump_hf_audio_state(UINT16 event)393 const char* dump_hf_audio_state(UINT16 event)
394 {
395 switch(event)
396 {
397 CASE_RETURN_STR(BTHF_AUDIO_STATE_DISCONNECTED)
398 CASE_RETURN_STR(BTHF_AUDIO_STATE_CONNECTING)
399 CASE_RETURN_STR(BTHF_AUDIO_STATE_CONNECTED)
400 CASE_RETURN_STR(BTHF_AUDIO_STATE_DISCONNECTING)
401 default:
402 return "UNKNOWN MSG ID";
403
404 }
405 }
406
dump_av_conn_state(UINT16 event)407 const char* dump_av_conn_state(UINT16 event)
408 {
409 switch(event)
410 {
411 CASE_RETURN_STR(BTAV_CONNECTION_STATE_DISCONNECTED)
412 CASE_RETURN_STR(BTAV_CONNECTION_STATE_CONNECTING)
413 CASE_RETURN_STR(BTAV_CONNECTION_STATE_CONNECTED)
414 CASE_RETURN_STR(BTAV_CONNECTION_STATE_DISCONNECTING)
415 default:
416 return "UNKNOWN MSG ID";
417 }
418 }
419
dump_av_audio_state(UINT16 event)420 const char* dump_av_audio_state(UINT16 event)
421 {
422 switch(event)
423 {
424 CASE_RETURN_STR(BTAV_AUDIO_STATE_REMOTE_SUSPEND)
425 CASE_RETURN_STR(BTAV_AUDIO_STATE_STOPPED)
426 CASE_RETURN_STR(BTAV_AUDIO_STATE_STARTED)
427 default:
428 return "UNKNOWN MSG ID";
429 }
430 }
431
dump_adapter_scan_mode(bt_scan_mode_t mode)432 const char* dump_adapter_scan_mode(bt_scan_mode_t mode)
433 {
434 switch(mode)
435 {
436 CASE_RETURN_STR(BT_SCAN_MODE_NONE)
437 CASE_RETURN_STR(BT_SCAN_MODE_CONNECTABLE)
438 CASE_RETURN_STR(BT_SCAN_MODE_CONNECTABLE_DISCOVERABLE)
439
440 default:
441 return "unknown scan mode";
442 }
443 }
444
dump_bt_status(bt_status_t status)445 const char* dump_bt_status(bt_status_t status)
446 {
447 switch(status)
448 {
449 CASE_RETURN_STR(BT_STATUS_SUCCESS)
450 CASE_RETURN_STR(BT_STATUS_FAIL)
451 CASE_RETURN_STR(BT_STATUS_NOT_READY)
452 CASE_RETURN_STR(BT_STATUS_NOMEM)
453 CASE_RETURN_STR(BT_STATUS_BUSY)
454 CASE_RETURN_STR(BT_STATUS_UNSUPPORTED)
455
456 default:
457 return "unknown scan mode";
458 }
459 }
460
461
462
463