1 /******************************************************************************
2  *
3  *  Copyright (C) 1999-2012 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  *  this file contains SDP interface functions
22  *
23  ******************************************************************************/
24 
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <string.h>
28 
29 #include "bt_common.h"
30 #include "bt_target.h"
31 #include "bt_utils.h"
32 #include "hcidefs.h"
33 #include "hcimsgs.h"
34 #include "l2cdefs.h"
35 
36 #include "btu.h"
37 #include "sdp_api.h"
38 #include "sdpint.h"
39 
40 #include "osi/include/osi.h"
41 
42 /**********************************************************************
43  *   C L I E N T    F U N C T I O N    P R O T O T Y P E S            *
44  **********************************************************************/
45 
46 /*******************************************************************************
47  *
48  * Function         SDP_InitDiscoveryDb
49  *
50  * Description      This function is called to initialize a discovery database.
51  *
52  * Parameters:      p_db        - (input) address of an area of memory where the
53  *                                        discovery database is managed.
54  *                  len         - (input) size (in bytes) of the memory
55  *                                 NOTE: This must be larger than
56  *                                       sizeof(tSDP_DISCOVERY_DB)
57  *                  num_uuid    - (input) number of UUID filters applied
58  *                  p_uuid_list - (input) list of UUID filters
59  *                  num_attr    - (input) number of attribute filters applied
60  *                  p_attr_list - (input) list of attribute filters
61  *
62  *
63  * Returns          bool
64  *                          true if successful
65  *                          false if one or more parameters are bad
66  *
67  ******************************************************************************/
SDP_InitDiscoveryDb(tSDP_DISCOVERY_DB * p_db,uint32_t len,uint16_t num_uuid,tSDP_UUID * p_uuid_list,uint16_t num_attr,uint16_t * p_attr_list)68 bool SDP_InitDiscoveryDb(tSDP_DISCOVERY_DB* p_db, uint32_t len,
69                          uint16_t num_uuid, tSDP_UUID* p_uuid_list,
70                          uint16_t num_attr, uint16_t* p_attr_list) {
71   uint16_t xx;
72 
73   /* verify the parameters */
74   if (p_db == NULL || (sizeof(tSDP_DISCOVERY_DB) > len) ||
75       num_attr > SDP_MAX_ATTR_FILTERS || num_uuid > SDP_MAX_UUID_FILTERS) {
76     SDP_TRACE_ERROR(
77         "SDP_InitDiscoveryDb Illegal param: p_db 0x%x, len %d, num_uuid %d, "
78         "num_attr %d",
79         PTR_TO_UINT(p_db), len, num_uuid, num_attr);
80 
81     return (false);
82   }
83 
84   memset(p_db, 0, (size_t)len);
85 
86   p_db->mem_size = len - sizeof(tSDP_DISCOVERY_DB);
87   p_db->mem_free = p_db->mem_size;
88   p_db->p_first_rec = NULL;
89   p_db->p_free_mem = (uint8_t*)(p_db + 1);
90 
91   for (xx = 0; xx < num_uuid; xx++) p_db->uuid_filters[xx] = *p_uuid_list++;
92 
93   p_db->num_uuid_filters = num_uuid;
94 
95   for (xx = 0; xx < num_attr; xx++) p_db->attr_filters[xx] = *p_attr_list++;
96 
97   /* sort attributes */
98   sdpu_sort_attr_list(num_attr, p_db);
99 
100   p_db->num_attr_filters = num_attr;
101   return (true);
102 }
103 
104 /*******************************************************************************
105  *
106  * Function         SDP_CancelServiceSearch
107  *
108  * Description      This function cancels an active query to an SDP server.
109  *
110  * Returns          true if discovery cancelled, false if a matching activity is
111  *                  not found.
112  *
113  ******************************************************************************/
SDP_CancelServiceSearch(tSDP_DISCOVERY_DB * p_db)114 bool SDP_CancelServiceSearch(tSDP_DISCOVERY_DB* p_db) {
115   tCONN_CB* p_ccb = sdpu_find_ccb_by_db(p_db);
116   if (!p_ccb) return (false);
117 
118   sdp_disconnect(p_ccb, SDP_CANCEL);
119   p_ccb->disc_state = SDP_DISC_WAIT_CANCEL;
120   return (true);
121 }
122 
123 /*******************************************************************************
124  *
125  * Function         SDP_ServiceSearchRequest
126  *
127  * Description      This function queries an SDP server for information.
128  *
129  * Returns          true if discovery started, false if failed.
130  *
131  ******************************************************************************/
SDP_ServiceSearchRequest(uint8_t * p_bd_addr,tSDP_DISCOVERY_DB * p_db,tSDP_DISC_CMPL_CB * p_cb)132 bool SDP_ServiceSearchRequest(uint8_t* p_bd_addr, tSDP_DISCOVERY_DB* p_db,
133                               tSDP_DISC_CMPL_CB* p_cb) {
134   tCONN_CB* p_ccb;
135 
136   /* Specific BD address */
137   p_ccb = sdp_conn_originate(p_bd_addr);
138 
139   if (!p_ccb) return (false);
140 
141   p_ccb->disc_state = SDP_DISC_WAIT_CONN;
142   p_ccb->p_db = p_db;
143   p_ccb->p_cb = p_cb;
144 
145   return (true);
146 }
147 
148 /*******************************************************************************
149  *
150  * Function         SDP_ServiceSearchAttributeRequest
151  *
152  * Description      This function queries an SDP server for information.
153  *
154  *                  The difference between this API function and the function
155  *                  SDP_ServiceSearchRequest is that this one does a
156  *                  combined ServiceSearchAttributeRequest SDP function.
157  *                  (This is for Unplug Testing)
158  *
159  * Returns          true if discovery started, false if failed.
160  *
161  ******************************************************************************/
SDP_ServiceSearchAttributeRequest(uint8_t * p_bd_addr,tSDP_DISCOVERY_DB * p_db,tSDP_DISC_CMPL_CB * p_cb)162 bool SDP_ServiceSearchAttributeRequest(uint8_t* p_bd_addr,
163                                        tSDP_DISCOVERY_DB* p_db,
164                                        tSDP_DISC_CMPL_CB* p_cb) {
165   tCONN_CB* p_ccb;
166 
167   /* Specific BD address */
168   p_ccb = sdp_conn_originate(p_bd_addr);
169 
170   if (!p_ccb) return (false);
171 
172   p_ccb->disc_state = SDP_DISC_WAIT_CONN;
173   p_ccb->p_db = p_db;
174   p_ccb->p_cb = p_cb;
175 
176   p_ccb->is_attr_search = true;
177 
178   return (true);
179 }
180 /*******************************************************************************
181  *
182  * Function         SDP_ServiceSearchAttributeRequest2
183  *
184  * Description      This function queries an SDP server for information.
185  *
186  *                  The difference between this API function and the function
187  *                  SDP_ServiceSearchRequest is that this one does a
188  *                  combined ServiceSearchAttributeRequest SDP function.
189  *                  (This is for Unplug Testing)
190  *
191  * Returns          true if discovery started, false if failed.
192  *
193  ******************************************************************************/
SDP_ServiceSearchAttributeRequest2(uint8_t * p_bd_addr,tSDP_DISCOVERY_DB * p_db,tSDP_DISC_CMPL_CB2 * p_cb2,void * user_data)194 bool SDP_ServiceSearchAttributeRequest2(uint8_t* p_bd_addr,
195                                         tSDP_DISCOVERY_DB* p_db,
196                                         tSDP_DISC_CMPL_CB2* p_cb2,
197                                         void* user_data) {
198   tCONN_CB* p_ccb;
199 
200   /* Specific BD address */
201   p_ccb = sdp_conn_originate(p_bd_addr);
202 
203   if (!p_ccb) return (false);
204 
205   p_ccb->disc_state = SDP_DISC_WAIT_CONN;
206   p_ccb->p_db = p_db;
207   p_ccb->p_cb2 = p_cb2;
208 
209   p_ccb->is_attr_search = true;
210   p_ccb->user_data = user_data;
211 
212   return (true);
213 }
214 
SDP_SetIdleTimeout(UNUSED_ATTR BD_ADDR addr,UNUSED_ATTR uint16_t timeout)215 void SDP_SetIdleTimeout(UNUSED_ATTR BD_ADDR addr,
216                         UNUSED_ATTR uint16_t timeout) {}
217 
218 /*******************************************************************************
219  *
220  * Function         SDP_FindAttributeInDb
221  *
222  * Description      This function queries an SDP database for a specific
223  *                  attribute. If the p_start_rec pointer is NULL, it looks from
224  *                  the beginning of the database, else it continues from the
225  *                  next record after p_start_rec.
226  *
227  * Returns          Pointer to matching record, or NULL
228  *
229  ******************************************************************************/
SDP_FindAttributeInDb(tSDP_DISCOVERY_DB * p_db,uint16_t attr_id,tSDP_DISC_REC * p_start_rec)230 tSDP_DISC_REC* SDP_FindAttributeInDb(tSDP_DISCOVERY_DB* p_db, uint16_t attr_id,
231                                      tSDP_DISC_REC* p_start_rec) {
232   tSDP_DISC_REC* p_rec;
233   tSDP_DISC_ATTR* p_attr;
234 
235   /* Must have a valid database */
236   if (p_db == NULL) return (NULL);
237 
238   if (!p_start_rec)
239     p_rec = p_db->p_first_rec;
240   else
241     p_rec = p_start_rec->p_next_rec;
242 
243   while (p_rec) {
244     p_attr = p_rec->p_first_attr;
245     while (p_attr) {
246       if (p_attr->attr_id == attr_id) return (p_rec);
247 
248       p_attr = p_attr->p_next_attr;
249     }
250 
251     p_rec = p_rec->p_next_rec;
252   }
253   /* If here, no matching attribute found */
254   return (NULL);
255 }
256 
257 /*******************************************************************************
258  *
259  * Function         SDP_FindAttributeInRec
260  *
261  * Description      This function searches an SDP discovery record for a
262  *                  specific attribute.
263  *
264  * Returns          Pointer to matching attribute entry, or NULL
265  *
266  ******************************************************************************/
SDP_FindAttributeInRec(tSDP_DISC_REC * p_rec,uint16_t attr_id)267 tSDP_DISC_ATTR* SDP_FindAttributeInRec(tSDP_DISC_REC* p_rec, uint16_t attr_id) {
268   tSDP_DISC_ATTR* p_attr;
269 
270   p_attr = p_rec->p_first_attr;
271   while (p_attr) {
272     if (p_attr->attr_id == attr_id) return (p_attr);
273 
274     p_attr = p_attr->p_next_attr;
275   }
276 
277   /* If here, no matching attribute found */
278   return (NULL);
279 }
280 
281 /*******************************************************************************
282  *
283  * Function         SDP_FindServiceUUIDInRec
284  *
285  * Description      This function is called to read the service UUID within a
286  *                  record if there is any.
287  *
288  * Parameters:      p_rec      - pointer to a SDP record.
289  *                  p_uuid     - output parameter to save the UUID found.
290  *
291  * Returns          true if found, otherwise false.
292  *
293  ******************************************************************************/
SDP_FindServiceUUIDInRec(tSDP_DISC_REC * p_rec,tBT_UUID * p_uuid)294 bool SDP_FindServiceUUIDInRec(tSDP_DISC_REC* p_rec, tBT_UUID* p_uuid) {
295   tSDP_DISC_ATTR *p_attr, *p_sattr, *p_extra_sattr;
296 
297   p_attr = p_rec->p_first_attr;
298 
299   while (p_attr) {
300     if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST) &&
301         (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE)) {
302       for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr;
303            p_sattr = p_sattr->p_next_attr) {
304         if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE) {
305           if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == LEN_UUID_16) {
306             p_uuid->len = LEN_UUID_16;
307             p_uuid->uu.uuid16 = p_sattr->attr_value.v.u16;
308           } else if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) ==
309                      LEN_UUID_128) {
310             p_uuid->len = LEN_UUID_128;
311             for (uint8_t i = 0; i != LEN_UUID_128; ++i)
312               p_uuid->uu.uuid128[i] =
313                   p_sattr->attr_value.v.array[LEN_UUID_128 - i - 1];
314           } else if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == LEN_UUID_32) {
315             p_uuid->len = LEN_UUID_32;
316             p_uuid->uu.uuid32 = p_sattr->attr_value.v.u32;
317           }
318 
319           return (true);
320         }
321 
322         /* Checking for Toyota G Block Car Kit:
323         **  This car kit puts an extra data element sequence
324         **  where the UUID is suppose to be!!!
325         */
326         else {
327           if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) ==
328               DATA_ELE_SEQ_DESC_TYPE) {
329             /* Look through data element sequence until no more UUIDs */
330             for (p_extra_sattr = p_sattr->attr_value.v.p_sub_attr;
331                  p_extra_sattr; p_extra_sattr = p_extra_sattr->p_next_attr) {
332               /* Increment past this to see if the next attribut is UUID */
333               if ((SDP_DISC_ATTR_TYPE(p_extra_sattr->attr_len_type) ==
334                    UUID_DESC_TYPE)
335                   /* only support 16 bits UUID for now */
336                   && (SDP_DISC_ATTR_LEN(p_extra_sattr->attr_len_type) == 2)) {
337                 p_uuid->len = 2;
338                 p_uuid->uu.uuid16 = p_extra_sattr->attr_value.v.u16;
339                 return (true);
340               }
341             }
342           }
343         }
344       }
345       break;
346     } else if (p_attr->attr_id == ATTR_ID_SERVICE_ID) {
347       if ((SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE)
348           /* only support 16 bits UUID for now */
349           && (SDP_DISC_ATTR_LEN(p_attr->attr_len_type) == 2)) {
350         p_uuid->len = 2;
351         p_uuid->uu.uuid16 = p_attr->attr_value.v.u16;
352         return (true);
353       }
354     }
355     p_attr = p_attr->p_next_attr;
356   }
357   return false;
358 }
359 
360 /*******************************************************************************
361  *
362  * Function         SDP_FindServiceUUIDInRec_128bit
363  *
364  * Description      This function is called to read the 128-bit service UUID
365  *                  within a record if there is any.
366  *
367  * Parameters:      p_rec      - pointer to a SDP record.
368  *                  p_uuid     - output parameter to save the UUID found.
369  *
370  * Returns          true if found, otherwise false.
371  *
372  ******************************************************************************/
SDP_FindServiceUUIDInRec_128bit(tSDP_DISC_REC * p_rec,tBT_UUID * p_uuid)373 bool SDP_FindServiceUUIDInRec_128bit(tSDP_DISC_REC* p_rec, tBT_UUID* p_uuid) {
374   tSDP_DISC_ATTR* p_attr = p_rec->p_first_attr;
375   while (p_attr) {
376     if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST) &&
377         (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE)) {
378       tSDP_DISC_ATTR* p_sattr = p_attr->attr_value.v.p_sub_attr;
379       while (p_sattr) {
380         if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE) {
381           /* only support 128 bits UUID for now */
382           if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 16) {
383             p_uuid->len = LEN_UUID_128;
384             for (uint8_t i = 0; i != LEN_UUID_128; ++i)
385               p_uuid->uu.uuid128[i] =
386                   p_sattr->attr_value.v.array[LEN_UUID_128 - i - 1];
387           }
388           return (true);
389         }
390 
391         p_sattr = p_sattr->p_next_attr;
392       }
393       break;
394     } else if (p_attr->attr_id == ATTR_ID_SERVICE_ID) {
395       if ((SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE)
396           /* only support 128 bits UUID for now */
397           && (SDP_DISC_ATTR_LEN(p_attr->attr_len_type) == 16)) {
398         p_uuid->len = LEN_UUID_128;
399         for (uint8_t i = 0; i != LEN_UUID_128; ++i)
400           p_uuid->uu.uuid128[i] =
401               p_attr->attr_value.v.array[LEN_UUID_128 - i - 1];
402         return (true);
403       }
404     }
405     p_attr = p_attr->p_next_attr;
406   }
407   return false;
408 }
409 
410 /*******************************************************************************
411  *
412  * Function         SDP_FindServiceInDb
413  *
414  * Description      This function queries an SDP database for a specific
415  *                  service. If the p_start_rec pointer is NULL, it looks from
416  *                  the beginning of the database, else it continues from the
417  *                  next record after p_start_rec.
418  *
419  * Returns          Pointer to record containing service class, or NULL
420  *
421  ******************************************************************************/
SDP_FindServiceInDb(tSDP_DISCOVERY_DB * p_db,uint16_t service_uuid,tSDP_DISC_REC * p_start_rec)422 tSDP_DISC_REC* SDP_FindServiceInDb(tSDP_DISCOVERY_DB* p_db,
423                                    uint16_t service_uuid,
424                                    tSDP_DISC_REC* p_start_rec) {
425   tSDP_DISC_REC* p_rec;
426   tSDP_DISC_ATTR *p_attr, *p_sattr, *p_extra_sattr;
427 
428   /* Must have a valid database */
429   if (p_db == NULL) return (NULL);
430 
431   if (!p_start_rec)
432     p_rec = p_db->p_first_rec;
433   else
434     p_rec = p_start_rec->p_next_rec;
435 
436   while (p_rec) {
437     p_attr = p_rec->p_first_attr;
438     while (p_attr) {
439       if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST) &&
440           (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) ==
441            DATA_ELE_SEQ_DESC_TYPE)) {
442         for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr;
443              p_sattr = p_sattr->p_next_attr) {
444           if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE) &&
445               (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2)) {
446             SDP_TRACE_DEBUG(
447                 "SDP_FindServiceInDb - p_sattr value = 0x%x serviceuuid = 0x%x",
448                 p_sattr->attr_value.v.u16, service_uuid);
449             if (service_uuid == UUID_SERVCLASS_HDP_PROFILE) {
450               if ((p_sattr->attr_value.v.u16 == UUID_SERVCLASS_HDP_SOURCE) ||
451                   (p_sattr->attr_value.v.u16 == UUID_SERVCLASS_HDP_SINK)) {
452                 SDP_TRACE_DEBUG(
453                     "SDP_FindServiceInDb found HDP source or sink\n");
454                 return (p_rec);
455               }
456             }
457           }
458 
459           if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE &&
460               (service_uuid == 0 ||
461                (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2 &&
462                 p_sattr->attr_value.v.u16 == service_uuid)))
463           /* for a specific uuid, or any one */
464           {
465             return (p_rec);
466           }
467 
468           /* Checking for Toyota G Block Car Kit:
469           **  This car kit puts an extra data element sequence
470           **  where the UUID is suppose to be!!!
471           */
472           else {
473             if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) ==
474                 DATA_ELE_SEQ_DESC_TYPE) {
475               /* Look through data element sequence until no more UUIDs */
476               for (p_extra_sattr = p_sattr->attr_value.v.p_sub_attr;
477                    p_extra_sattr; p_extra_sattr = p_extra_sattr->p_next_attr) {
478                 /* Increment past this to see if the next attribut is UUID */
479                 if ((SDP_DISC_ATTR_TYPE(p_extra_sattr->attr_len_type) ==
480                      UUID_DESC_TYPE) &&
481                     (SDP_DISC_ATTR_LEN(p_extra_sattr->attr_len_type) == 2)
482                     /* for a specific uuid, or any one */
483                     && ((p_extra_sattr->attr_value.v.u16 == service_uuid) ||
484                         (service_uuid == 0))) {
485                   return (p_rec);
486                 }
487               }
488             }
489           }
490         }
491         break;
492       } else if (p_attr->attr_id == ATTR_ID_SERVICE_ID) {
493         if ((SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE) &&
494             (SDP_DISC_ATTR_LEN(p_attr->attr_len_type) == 2)
495             /* find a specific UUID or anyone */
496             &&
497             ((p_attr->attr_value.v.u16 == service_uuid) || service_uuid == 0))
498           return (p_rec);
499       }
500 
501       p_attr = p_attr->p_next_attr;
502     }
503 
504     p_rec = p_rec->p_next_rec;
505   }
506   /* If here, no matching UUID found */
507   return (NULL);
508 }
509 
510 /*******************************************************************************
511  *
512  * Function         SDP_FindServiceInDb_128bit
513  *
514  * Description      Query an SDP database for a specific service. If the
515  *                  p_start_rec pointer is NULL, it looks from the beginning of
516  *                  the database, else it continues from the next record after
517  *                  p_start_rec.
518  *
519  *                  This function is kept separate from SDP_FindServiceInDb
520  *                  since that API is expected to return only 16-bit UUIDs
521  *
522  * Returns          Pointer to record containing service class, or NULL
523  *
524  ******************************************************************************/
SDP_FindServiceInDb_128bit(tSDP_DISCOVERY_DB * p_db,tSDP_DISC_REC * p_start_rec)525 tSDP_DISC_REC* SDP_FindServiceInDb_128bit(tSDP_DISCOVERY_DB* p_db,
526                                           tSDP_DISC_REC* p_start_rec) {
527   tSDP_DISC_REC* p_rec;
528   tSDP_DISC_ATTR *p_attr, *p_sattr;
529 
530   /* Must have a valid database */
531   if (p_db == NULL) return (NULL);
532 
533   if (!p_start_rec)
534     p_rec = p_db->p_first_rec;
535   else
536     p_rec = p_start_rec->p_next_rec;
537 
538   while (p_rec) {
539     p_attr = p_rec->p_first_attr;
540     while (p_attr) {
541       if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST) &&
542           (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) ==
543            DATA_ELE_SEQ_DESC_TYPE)) {
544         for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr;
545              p_sattr = p_sattr->p_next_attr) {
546           if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE) &&
547               (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 16)) {
548             return (p_rec);
549           }
550         }
551         break;
552       } else if (p_attr->attr_id == ATTR_ID_SERVICE_ID) {
553         if ((SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE) &&
554             (SDP_DISC_ATTR_LEN(p_attr->attr_len_type) == 16))
555           return (p_rec);
556       }
557 
558       p_attr = p_attr->p_next_attr;
559     }
560 
561     p_rec = p_rec->p_next_rec;
562   }
563   /* If here, no matching UUID found */
564   return (NULL);
565 }
566 
567 /*******************************************************************************
568  *
569  * Function         SDP_FindServiceUUIDInDb
570  *
571  * Description      Query an SDP database for a specific service. If the
572  *                  p_start_rec pointer is NULL, it looks from the beginning of
573  *                  the database, else it continues from the next record after
574  *                  p_start_rec.
575  *
576  * NOTE             the only difference between this function and the previous
577  *                  function "SDP_FindServiceInDb()" is that this function takes
578  *                  a tBT_UUID input
579  *
580  * Returns          Pointer to record containing service class, or NULL
581  *
582  ******************************************************************************/
SDP_FindServiceUUIDInDb(tSDP_DISCOVERY_DB * p_db,tBT_UUID * p_uuid,tSDP_DISC_REC * p_start_rec)583 tSDP_DISC_REC* SDP_FindServiceUUIDInDb(tSDP_DISCOVERY_DB* p_db,
584                                        tBT_UUID* p_uuid,
585                                        tSDP_DISC_REC* p_start_rec) {
586   tSDP_DISC_REC* p_rec;
587   tSDP_DISC_ATTR *p_attr, *p_sattr;
588 
589   /* Must have a valid database */
590   if (p_db == NULL) return (NULL);
591 
592   if (!p_start_rec)
593     p_rec = p_db->p_first_rec;
594   else
595     p_rec = p_start_rec->p_next_rec;
596 
597   while (p_rec) {
598     p_attr = p_rec->p_first_attr;
599     while (p_attr) {
600       if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST) &&
601           (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) ==
602            DATA_ELE_SEQ_DESC_TYPE)) {
603         for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr;
604              p_sattr = p_sattr->p_next_attr) {
605           if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE) {
606             if (sdpu_compare_uuid_with_attr(p_uuid, p_sattr)) return (p_rec);
607           }
608         }
609         break;
610       } else if (p_attr->attr_id == ATTR_ID_SERVICE_ID) {
611         if (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE) {
612           if (sdpu_compare_uuid_with_attr(p_uuid, p_attr)) return (p_rec);
613         }
614       }
615 
616       p_attr = p_attr->p_next_attr;
617     }
618 
619     p_rec = p_rec->p_next_rec;
620   }
621   /* If here, no matching UUID found */
622   return (NULL);
623 }
624 
625 /*******************************************************************************
626  *
627  * Function         sdp_fill_proto_elem
628  *
629  * Description      This function retrieves the protocol element.
630  *
631  * Returns          true if found, false if not
632  *                  If found, the passed protocol list element is filled in.
633  *
634  ******************************************************************************/
sdp_fill_proto_elem(tSDP_DISC_ATTR * p_attr,uint16_t layer_uuid,tSDP_PROTOCOL_ELEM * p_elem)635 static bool sdp_fill_proto_elem(tSDP_DISC_ATTR* p_attr, uint16_t layer_uuid,
636                                 tSDP_PROTOCOL_ELEM* p_elem) {
637   tSDP_DISC_ATTR* p_sattr;
638 
639   /* Walk through the protocol descriptor list */
640   for (p_attr = p_attr->attr_value.v.p_sub_attr; p_attr;
641        p_attr = p_attr->p_next_attr) {
642     /* Safety check - each entry should itself be a sequence */
643     if (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) != DATA_ELE_SEQ_DESC_TYPE)
644       return (false);
645 
646     /* Now, see if the entry contains the layer we are interested in */
647     for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr;
648          p_sattr = p_sattr->p_next_attr) {
649       /* SDP_TRACE_DEBUG ("SDP - p_sattr 0x%x, layer_uuid:0x%x, u16:0x%x####",
650           p_sattr, layer_uuid, p_sattr->attr_value.v.u16); */
651 
652       if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE) &&
653           (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2) &&
654           (p_sattr->attr_value.v.u16 == layer_uuid)) {
655         /* Bingo. Now fill in the passed element */
656         p_elem->protocol_uuid = layer_uuid;
657         p_elem->num_params = 0;
658 
659         /* Store the parameters, if any */
660         for (p_sattr = p_sattr->p_next_attr; p_sattr;
661              p_sattr = p_sattr->p_next_attr) {
662           if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) != UINT_DESC_TYPE)
663             break;
664 
665           if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2)
666             p_elem->params[p_elem->num_params++] = p_sattr->attr_value.v.u16;
667           else
668             p_elem->params[p_elem->num_params++] = p_sattr->attr_value.v.u8;
669 
670           if (p_elem->num_params >= SDP_MAX_PROTOCOL_PARAMS) break;
671         }
672         return (true);
673       }
674     }
675   }
676 
677   return (false);
678 }
679 
680 /*******************************************************************************
681  *
682  * Function         SDP_FindProtocolListElemInRec
683  *
684  * Description      This function looks at a specific discovery record for a
685  *                  protocol list element.
686  *
687  * Returns          true if found, false if not
688  *                  If found, the passed protocol list element is filled in.
689  *
690  ******************************************************************************/
SDP_FindProtocolListElemInRec(tSDP_DISC_REC * p_rec,uint16_t layer_uuid,tSDP_PROTOCOL_ELEM * p_elem)691 bool SDP_FindProtocolListElemInRec(tSDP_DISC_REC* p_rec, uint16_t layer_uuid,
692                                    tSDP_PROTOCOL_ELEM* p_elem) {
693   tSDP_DISC_ATTR* p_attr;
694 
695   p_attr = p_rec->p_first_attr;
696   while (p_attr) {
697     /* Find the protocol descriptor list */
698     if ((p_attr->attr_id == ATTR_ID_PROTOCOL_DESC_LIST) &&
699         (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE)) {
700       return sdp_fill_proto_elem(p_attr, layer_uuid, p_elem);
701     }
702     p_attr = p_attr->p_next_attr;
703   }
704   /* If here, no match found */
705   return (false);
706 }
707 
708 /*******************************************************************************
709  *
710  * Function         SDP_FindAddProtoListsElemInRec
711  *
712  * Description      This function looks at a specific discovery record for a
713  *                  protocol list element.
714  *
715  * Returns          true if found, false if not
716  *                  If found, the passed protocol list element is filled in.
717  *
718  ******************************************************************************/
SDP_FindAddProtoListsElemInRec(tSDP_DISC_REC * p_rec,uint16_t layer_uuid,tSDP_PROTOCOL_ELEM * p_elem)719 bool SDP_FindAddProtoListsElemInRec(tSDP_DISC_REC* p_rec, uint16_t layer_uuid,
720                                     tSDP_PROTOCOL_ELEM* p_elem) {
721   tSDP_DISC_ATTR *p_attr, *p_sattr;
722   bool ret = false;
723 
724   p_attr = p_rec->p_first_attr;
725   while (p_attr) {
726     /* Find the additional protocol descriptor list attribute */
727     if ((p_attr->attr_id == ATTR_ID_ADDITION_PROTO_DESC_LISTS) &&
728         (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE)) {
729       for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr;
730            p_sattr = p_sattr->p_next_attr) {
731         /* Safety check - each entry should itself be a sequence */
732         if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) ==
733             DATA_ELE_SEQ_DESC_TYPE) {
734           ret = sdp_fill_proto_elem(p_sattr, layer_uuid, p_elem);
735           if (ret == true) break;
736         }
737       }
738       return ret;
739     }
740     p_attr = p_attr->p_next_attr;
741   }
742   /* If here, no match found */
743   return (false);
744 }
745 
746 /*******************************************************************************
747  *
748  * Function         SDP_FindProfileVersionInRec
749  *
750  * Description      This function looks at a specific discovery record for the
751  *                  Profile list descriptor, and pulls out the version number.
752  *                  The version number consists of an 8-bit major version and
753  *                  an 8-bit minor version.
754  *
755  * Returns          true if found, false if not
756  *                  If found, the major and minor version numbers that were
757  *                  passed in are filled in.
758  *
759  ******************************************************************************/
SDP_FindProfileVersionInRec(tSDP_DISC_REC * p_rec,uint16_t profile_uuid,uint16_t * p_version)760 bool SDP_FindProfileVersionInRec(tSDP_DISC_REC* p_rec, uint16_t profile_uuid,
761                                  uint16_t* p_version) {
762   tSDP_DISC_ATTR *p_attr, *p_sattr;
763 
764   p_attr = p_rec->p_first_attr;
765   while (p_attr) {
766     /* Find the profile descriptor list */
767     if ((p_attr->attr_id == ATTR_ID_BT_PROFILE_DESC_LIST) &&
768         (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE)) {
769       /* Walk through the protocol descriptor list */
770       for (p_attr = p_attr->attr_value.v.p_sub_attr; p_attr;
771            p_attr = p_attr->p_next_attr) {
772         /* Safety check - each entry should itself be a sequence */
773         if (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) != DATA_ELE_SEQ_DESC_TYPE)
774           return (false);
775 
776         /* Now, see if the entry contains the profile UUID we are interested in
777          */
778         for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr;
779              p_sattr = p_sattr->p_next_attr) {
780           if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE) &&
781               (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) ==
782                2) /* <- This is bytes, not size code! */
783               && (p_sattr->attr_value.v.u16 == profile_uuid)) {
784             /* Now fill in the major and minor numbers */
785             /* if the attribute matches the description for version (type UINT,
786              * size 2 bytes) */
787             p_sattr = p_sattr->p_next_attr;
788 
789             if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) ==
790                  UINT_DESC_TYPE) &&
791                 (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2)) {
792               /* The high order 8 bits is the major number, low order is the
793                * minor number (big endian) */
794               *p_version = p_sattr->attr_value.v.u16;
795 
796               return (true);
797             } else
798               return (false); /* The type and/or size was not valid for the
799                                  profile list version */
800           }
801         }
802       }
803 
804       return (false);
805     }
806     p_attr = p_attr->p_next_attr;
807   }
808 
809   /* If here, no match found */
810   return (false);
811 }
812 
813 /*******************************************************************************
814  *                   Device Identification (DI) Client Functions
815  ******************************************************************************/
816 
817 /*******************************************************************************
818  *
819  * Function         SDP_DiDiscover
820  *
821  * Description      This function queries a remote device for DI information.
822  *
823  * Returns          SDP_SUCCESS if query started successfully, else error
824  *
825  ******************************************************************************/
SDP_DiDiscover(BD_ADDR remote_device,tSDP_DISCOVERY_DB * p_db,uint32_t len,tSDP_DISC_CMPL_CB * p_cb)826 uint16_t SDP_DiDiscover(BD_ADDR remote_device, tSDP_DISCOVERY_DB* p_db,
827                         uint32_t len, tSDP_DISC_CMPL_CB* p_cb) {
828   uint16_t result = SDP_DI_DISC_FAILED;
829   uint16_t num_uuids = 1;
830   uint16_t di_uuid = UUID_SERVCLASS_PNP_INFORMATION;
831 
832   /* build uuid for db init */
833   tSDP_UUID init_uuid;
834   init_uuid.len = 2;
835   init_uuid.uu.uuid16 = di_uuid;
836 
837   if (SDP_InitDiscoveryDb(p_db, len, num_uuids, &init_uuid, 0, NULL))
838     if (SDP_ServiceSearchRequest(remote_device, p_db, p_cb))
839       result = SDP_SUCCESS;
840 
841   return result;
842 }
843 
844 /*******************************************************************************
845  *
846  * Function         SDP_GetNumDiRecords
847  *
848  * Description      Searches specified database for DI records
849  *
850  * Returns          number of DI records found
851  *
852  ******************************************************************************/
SDP_GetNumDiRecords(tSDP_DISCOVERY_DB * p_db)853 uint8_t SDP_GetNumDiRecords(tSDP_DISCOVERY_DB* p_db) {
854   uint8_t num_records = 0;
855   tSDP_DISC_REC* p_curr_record = NULL;
856 
857   do {
858     p_curr_record = SDP_FindServiceInDb(p_db, UUID_SERVCLASS_PNP_INFORMATION,
859                                         p_curr_record);
860     if (p_curr_record) num_records++;
861   } while (p_curr_record);
862 
863   return num_records;
864 }
865 
866 /*******************************************************************************
867  *
868  * Function         SDP_AttrStringCopy
869  *
870  * Description      This function copy given attribute to specified buffer as a
871  *                  string
872  *
873  * Returns          none
874  *
875  ******************************************************************************/
SDP_AttrStringCopy(char * dst,tSDP_DISC_ATTR * p_attr,uint16_t dst_size)876 static void SDP_AttrStringCopy(char* dst, tSDP_DISC_ATTR* p_attr,
877                                uint16_t dst_size) {
878   if (dst == NULL) return;
879   if (p_attr) {
880     uint16_t len = SDP_DISC_ATTR_LEN(p_attr->attr_len_type);
881     if (len > dst_size - 1) {
882       len = dst_size - 1;
883     }
884     memcpy(dst, (char*)p_attr->attr_value.v.array, len);
885     dst[len] = '\0';
886   } else {
887     dst[0] = '\0';
888   }
889 }
890 
891 /*******************************************************************************
892  *
893  * Function         SDP_GetDiRecord
894  *
895  * Description      This function retrieves a remote device's DI record from
896  *                  the specified database.
897  *
898  * Returns          SDP_SUCCESS if record retrieved, else error
899  *
900  ******************************************************************************/
SDP_GetDiRecord(uint8_t get_record_index,tSDP_DI_GET_RECORD * p_device_info,tSDP_DISCOVERY_DB * p_db)901 uint16_t SDP_GetDiRecord(uint8_t get_record_index,
902                          tSDP_DI_GET_RECORD* p_device_info,
903                          tSDP_DISCOVERY_DB* p_db) {
904   uint16_t result = SDP_NO_DI_RECORD_FOUND;
905   uint8_t curr_record_index = 1;
906 
907   tSDP_DISC_REC* p_curr_record = NULL;
908 
909   /* find the requested SDP record in the discovery database */
910   do {
911     p_curr_record = SDP_FindServiceInDb(p_db, UUID_SERVCLASS_PNP_INFORMATION,
912                                         p_curr_record);
913     if (p_curr_record) {
914       if (curr_record_index++ == get_record_index) {
915         result = SDP_SUCCESS;
916         break;
917       }
918     }
919   } while (p_curr_record);
920 
921   if (result == SDP_SUCCESS) {
922     /* copy the information from the SDP record to the DI record */
923     tSDP_DISC_ATTR* p_curr_attr = NULL;
924 
925     /* ClientExecutableURL is optional */
926     p_curr_attr = SDP_FindAttributeInRec(p_curr_record, ATTR_ID_CLIENT_EXE_URL);
927     SDP_AttrStringCopy(p_device_info->rec.client_executable_url, p_curr_attr,
928                        SDP_MAX_ATTR_LEN);
929 
930     /* Service Description is optional */
931     p_curr_attr =
932         SDP_FindAttributeInRec(p_curr_record, ATTR_ID_SERVICE_DESCRIPTION);
933     SDP_AttrStringCopy(p_device_info->rec.service_description, p_curr_attr,
934                        SDP_MAX_ATTR_LEN);
935 
936     /* DocumentationURL is optional */
937     p_curr_attr =
938         SDP_FindAttributeInRec(p_curr_record, ATTR_ID_DOCUMENTATION_URL);
939     SDP_AttrStringCopy(p_device_info->rec.documentation_url, p_curr_attr,
940                        SDP_MAX_ATTR_LEN);
941 
942     p_curr_attr =
943         SDP_FindAttributeInRec(p_curr_record, ATTR_ID_SPECIFICATION_ID);
944     if (p_curr_attr)
945       p_device_info->spec_id = p_curr_attr->attr_value.v.u16;
946     else
947       result = SDP_ERR_ATTR_NOT_PRESENT;
948 
949     p_curr_attr = SDP_FindAttributeInRec(p_curr_record, ATTR_ID_VENDOR_ID);
950     if (p_curr_attr)
951       p_device_info->rec.vendor = p_curr_attr->attr_value.v.u16;
952     else
953       result = SDP_ERR_ATTR_NOT_PRESENT;
954 
955     p_curr_attr =
956         SDP_FindAttributeInRec(p_curr_record, ATTR_ID_VENDOR_ID_SOURCE);
957     if (p_curr_attr)
958       p_device_info->rec.vendor_id_source = p_curr_attr->attr_value.v.u16;
959     else
960       result = SDP_ERR_ATTR_NOT_PRESENT;
961 
962     p_curr_attr = SDP_FindAttributeInRec(p_curr_record, ATTR_ID_PRODUCT_ID);
963     if (p_curr_attr)
964       p_device_info->rec.product = p_curr_attr->attr_value.v.u16;
965     else
966       result = SDP_ERR_ATTR_NOT_PRESENT;
967 
968     p_curr_attr =
969         SDP_FindAttributeInRec(p_curr_record, ATTR_ID_PRODUCT_VERSION);
970     if (p_curr_attr)
971       p_device_info->rec.version = p_curr_attr->attr_value.v.u16;
972     else
973       result = SDP_ERR_ATTR_NOT_PRESENT;
974 
975     p_curr_attr = SDP_FindAttributeInRec(p_curr_record, ATTR_ID_PRIMARY_RECORD);
976     if (p_curr_attr)
977       p_device_info->rec.primary_record = (bool)p_curr_attr->attr_value.v.u8;
978     else
979       result = SDP_ERR_ATTR_NOT_PRESENT;
980   }
981 
982   return result;
983 }
984 
985 /*******************************************************************************
986  *                   Device Identification (DI) Server Functions
987  ******************************************************************************/
988 
989 /*******************************************************************************
990  *
991  * Function         SDP_SetLocalDiRecord
992  *
993  * Description      This function adds a DI record to the local SDP database.
994  *
995  *
996  *
997  * Returns          Returns SDP_SUCCESS if record added successfully, else error
998  *
999  ******************************************************************************/
SDP_SetLocalDiRecord(tSDP_DI_RECORD * p_device_info,uint32_t * p_handle)1000 uint16_t SDP_SetLocalDiRecord(tSDP_DI_RECORD* p_device_info,
1001                               uint32_t* p_handle) {
1002 #if (SDP_SERVER_ENABLED == TRUE)
1003   uint16_t result = SDP_SUCCESS;
1004   uint32_t handle;
1005   uint16_t di_uuid = UUID_SERVCLASS_PNP_INFORMATION;
1006   uint16_t di_specid = BLUETOOTH_DI_SPECIFICATION;
1007   uint8_t temp_u16[2];
1008   uint8_t* p_temp;
1009   uint8_t u8;
1010 
1011   *p_handle = 0;
1012   if (p_device_info == NULL) return SDP_ILLEGAL_PARAMETER;
1013 
1014   /* if record is to be primary record, get handle to replace old primary */
1015   if (p_device_info->primary_record == true &&
1016       sdp_cb.server_db.di_primary_handle)
1017     handle = sdp_cb.server_db.di_primary_handle;
1018   else {
1019     handle = SDP_CreateRecord();
1020     if (handle == 0) return SDP_NO_RESOURCES;
1021   }
1022 
1023   *p_handle = handle;
1024 
1025   /* build the SDP entry */
1026   /* Add the UUID to the Service Class ID List */
1027   if ((SDP_AddServiceClassIdList(handle, 1, &di_uuid)) == false)
1028     result = SDP_DI_REG_FAILED;
1029 
1030   /* mandatory */
1031   if (result == SDP_SUCCESS) {
1032     p_temp = temp_u16;
1033     UINT16_TO_BE_STREAM(p_temp, di_specid);
1034     if (!(SDP_AddAttribute(handle, ATTR_ID_SPECIFICATION_ID, UINT_DESC_TYPE,
1035                            sizeof(di_specid), temp_u16)))
1036       result = SDP_DI_REG_FAILED;
1037   }
1038 
1039   /* optional - if string is null, do not add attribute */
1040   if (result == SDP_SUCCESS) {
1041     if (p_device_info->client_executable_url[0] != '\0') {
1042       if (!((strlen(p_device_info->client_executable_url) + 1 <=
1043              SDP_MAX_ATTR_LEN) &&
1044             SDP_AddAttribute(
1045                 handle, ATTR_ID_CLIENT_EXE_URL, URL_DESC_TYPE,
1046                 (uint32_t)(strlen(p_device_info->client_executable_url) + 1),
1047                 (uint8_t*)p_device_info->client_executable_url)))
1048         result = SDP_DI_REG_FAILED;
1049     }
1050   }
1051 
1052   /* optional - if string is null, do not add attribute */
1053   if (result == SDP_SUCCESS) {
1054     if (p_device_info->service_description[0] != '\0') {
1055       if (!((strlen(p_device_info->service_description) + 1 <=
1056              SDP_MAX_ATTR_LEN) &&
1057             SDP_AddAttribute(
1058                 handle, ATTR_ID_SERVICE_DESCRIPTION, TEXT_STR_DESC_TYPE,
1059                 (uint32_t)(strlen(p_device_info->service_description) + 1),
1060                 (uint8_t*)p_device_info->service_description)))
1061         result = SDP_DI_REG_FAILED;
1062     }
1063   }
1064 
1065   /* optional - if string is null, do not add attribute */
1066   if (result == SDP_SUCCESS) {
1067     if (p_device_info->documentation_url[0] != '\0') {
1068       if (!((strlen(p_device_info->documentation_url) + 1 <=
1069              SDP_MAX_ATTR_LEN) &&
1070             SDP_AddAttribute(
1071                 handle, ATTR_ID_DOCUMENTATION_URL, URL_DESC_TYPE,
1072                 (uint32_t)(strlen(p_device_info->documentation_url) + 1),
1073                 (uint8_t*)p_device_info->documentation_url)))
1074         result = SDP_DI_REG_FAILED;
1075     }
1076   }
1077 
1078   /* mandatory */
1079   if (result == SDP_SUCCESS) {
1080     p_temp = temp_u16;
1081     UINT16_TO_BE_STREAM(p_temp, p_device_info->vendor);
1082     if (!(SDP_AddAttribute(handle, ATTR_ID_VENDOR_ID, UINT_DESC_TYPE,
1083                            sizeof(p_device_info->vendor), temp_u16)))
1084       result = SDP_DI_REG_FAILED;
1085   }
1086 
1087   /* mandatory */
1088   if (result == SDP_SUCCESS) {
1089     p_temp = temp_u16;
1090     UINT16_TO_BE_STREAM(p_temp, p_device_info->product);
1091     if (!(SDP_AddAttribute(handle, ATTR_ID_PRODUCT_ID, UINT_DESC_TYPE,
1092                            sizeof(p_device_info->product), temp_u16)))
1093       result = SDP_DI_REG_FAILED;
1094   }
1095 
1096   /* mandatory */
1097   if (result == SDP_SUCCESS) {
1098     p_temp = temp_u16;
1099     UINT16_TO_BE_STREAM(p_temp, p_device_info->version);
1100     if (!(SDP_AddAttribute(handle, ATTR_ID_PRODUCT_VERSION, UINT_DESC_TYPE,
1101                            sizeof(p_device_info->version), temp_u16)))
1102       result = SDP_DI_REG_FAILED;
1103   }
1104 
1105   /* mandatory */
1106   if (result == SDP_SUCCESS) {
1107     u8 = (uint8_t)p_device_info->primary_record;
1108     if (!(SDP_AddAttribute(handle, ATTR_ID_PRIMARY_RECORD, BOOLEAN_DESC_TYPE, 1,
1109                            &u8)))
1110       result = SDP_DI_REG_FAILED;
1111   }
1112 
1113   /* mandatory */
1114   if (result == SDP_SUCCESS) {
1115     p_temp = temp_u16;
1116     UINT16_TO_BE_STREAM(p_temp, p_device_info->vendor_id_source);
1117     if (!(SDP_AddAttribute(handle, ATTR_ID_VENDOR_ID_SOURCE, UINT_DESC_TYPE,
1118                            sizeof(p_device_info->vendor_id_source), temp_u16)))
1119       result = SDP_DI_REG_FAILED;
1120   }
1121 
1122   if (result != SDP_SUCCESS)
1123     SDP_DeleteRecord(handle);
1124   else if (p_device_info->primary_record == true)
1125     sdp_cb.server_db.di_primary_handle = handle;
1126 
1127   return result;
1128 #else  /* SDP_SERVER_ENABLED is FALSE */
1129   return SDP_DI_REG_FAILED;
1130 #endif /* if SDP_SERVER_ENABLED */
1131 }
1132 
1133 /*******************************************************************************
1134  *
1135  * Function         SDP_SetTraceLevel
1136  *
1137  * Description      This function sets the trace level for SDP. If called with
1138  *                  a value of 0xFF, it simply reads the current trace level.
1139  *
1140  * Returns          the new (current) trace level
1141  *
1142  ******************************************************************************/
SDP_SetTraceLevel(uint8_t new_level)1143 uint8_t SDP_SetTraceLevel(uint8_t new_level) {
1144   if (new_level != 0xFF) sdp_cb.trace_level = new_level;
1145 
1146   return (sdp_cb.trace_level);
1147 }
1148