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      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 <stdlib.h>
     26 #include <string.h>
     27 #include <stdio.h>
     28 
     29 #include "bt_target.h"
     30 #include "bt_utils.h"
     31 #include "gki.h"
     32 #include "l2cdefs.h"
     33 #include "hcidefs.h"
     34 #include "hcimsgs.h"
     35 
     36 #include "sdp_api.h"
     37 #include "sdpint.h"
     38 #include "btu.h"
     39 
     40 #include <cutils/log.h>
     41 #define info(fmt, ...)  LOGI ("%s: " fmt,__FUNCTION__,  ## __VA_ARGS__)
     42 #define debug(fmt, ...) LOGD ("%s: " fmt,__FUNCTION__,  ## __VA_ARGS__)
     43 #define error(fmt, ...) LOGE ("## ERROR : %s: " fmt "##",__FUNCTION__,  ## __VA_ARGS__)
     44 #define asrt(s) if(!(s)) LOGE ("## %s assert %s failed at line:%d ##",__FUNCTION__, #s, __LINE__)
     45 
     46 
     47 /**********************************************************************
     48 **   C L I E N T    F U N C T I O N    P R O T O T Y P E S            *
     49 ***********************************************************************/
     50 
     51 /*******************************************************************************
     52 **
     53 ** Function         SDP_InitDiscoveryDb
     54 **
     55 ** Description      This function is called to initialize a discovery database.
     56 **
     57 ** Parameters:      p_db        - (input) address of an area of memory where the
     58 **                                        discovery database is managed.
     59 **                  len         - (input) size (in bytes) of the memory
     60 **                                  NOTE: This must be larger than sizeof(tSDP_DISCOVERY_DB)
     61 **                  num_uuid    - (input) number of UUID filters applied
     62 **                  p_uuid_list - (input) list of UUID filters
     63 **                  num_attr    - (input) number of attribute filters applied
     64 **                  p_attr_list - (input) list of attribute filters
     65 **
     66 **
     67 ** Returns          BOOLEAN
     68 **                          TRUE if successful
     69 **                          FALSE if one or more parameters are bad
     70 **
     71 *******************************************************************************/
     72 BOOLEAN SDP_InitDiscoveryDb (tSDP_DISCOVERY_DB *p_db, UINT32 len, UINT16 num_uuid,
     73                              tSDP_UUID *p_uuid_list, UINT16 num_attr, UINT16 *p_attr_list)
     74 {
     75 #if SDP_CLIENT_ENABLED == TRUE
     76     UINT16  xx;
     77 
     78     /* verify the parameters */
     79     if (p_db == NULL || (sizeof (tSDP_DISCOVERY_DB) > len) ||
     80         num_attr > SDP_MAX_ATTR_FILTERS || num_uuid > SDP_MAX_UUID_FILTERS)
     81     {
     82         SDP_TRACE_ERROR("SDP_InitDiscoveryDb Illegal param: p_db 0x%x, len %d, num_uuid %d, num_attr %d",
     83                          (UINT32)p_db, len, num_uuid, num_attr);
     84 
     85         return(FALSE);
     86     }
     87 
     88     memset (p_db, 0, (size_t)len);
     89 
     90     p_db->mem_size = len - sizeof (tSDP_DISCOVERY_DB);
     91     p_db->mem_free = p_db->mem_size;
     92     p_db->p_first_rec = NULL;
     93     p_db->p_free_mem = (UINT8 *)(p_db + 1);
     94 
     95     for (xx = 0; xx < num_uuid; xx++)
     96         p_db->uuid_filters[xx] = *p_uuid_list++;
     97 
     98     p_db->num_uuid_filters = num_uuid;
     99 
    100     for (xx = 0; xx < num_attr; xx++)
    101         p_db->attr_filters[xx] = *p_attr_list++;
    102 
    103     /* sort attributes */
    104     sdpu_sort_attr_list( num_attr, p_db );
    105 
    106     p_db->num_attr_filters = num_attr;
    107 #endif
    108     return(TRUE);
    109 }
    110 
    111 
    112 
    113 /*******************************************************************************
    114 **
    115 ** Function         SDP_CancelServiceSearch
    116 **
    117 ** Description      This function cancels an active query to an SDP server.
    118 **
    119 ** Returns          TRUE if discovery cancelled, FALSE if a matching activity is not found.
    120 **
    121 *******************************************************************************/
    122 BOOLEAN SDP_CancelServiceSearch (tSDP_DISCOVERY_DB *p_db)
    123 {
    124 #if SDP_CLIENT_ENABLED == TRUE
    125     tCONN_CB     *p_ccb = sdpu_find_ccb_by_db (p_db);
    126     if (!p_ccb)
    127         return(FALSE);
    128 
    129     sdp_disconnect (p_ccb, SDP_CANCEL);
    130     p_ccb->disc_state = SDP_DISC_WAIT_CANCEL;
    131 #endif
    132     return(TRUE);
    133 }
    134 
    135 
    136 
    137 /*******************************************************************************
    138 **
    139 ** Function         SDP_ServiceSearchRequest
    140 **
    141 ** Description      This function queries an SDP server for information.
    142 **
    143 ** Returns          TRUE if discovery started, FALSE if failed.
    144 **
    145 *******************************************************************************/
    146 BOOLEAN SDP_ServiceSearchRequest (UINT8 *p_bd_addr, tSDP_DISCOVERY_DB *p_db,
    147                                   tSDP_DISC_CMPL_CB *p_cb)
    148 {
    149 #if SDP_CLIENT_ENABLED == TRUE
    150     tCONN_CB     *p_ccb;
    151 
    152     /* Specific BD address */
    153     p_ccb = sdp_conn_originate (p_bd_addr);
    154 
    155     if (!p_ccb)
    156         return(FALSE);
    157 
    158     p_ccb->disc_state = SDP_DISC_WAIT_CONN;
    159     p_ccb->p_db       = p_db;
    160     p_ccb->p_cb       = p_cb;
    161 
    162     return(TRUE);
    163 #else
    164     return(FALSE);
    165 #endif
    166 }
    167 
    168 
    169 /*******************************************************************************
    170 **
    171 ** Function         SDP_ServiceSearchAttributeRequest
    172 **
    173 ** Description      This function queries an SDP server for information.
    174 **
    175 **                  The difference between this API function and the function
    176 **                  SDP_ServiceSearchRequest is that this one does a
    177 **                  combined ServiceSearchAttributeRequest SDP function.
    178 **                  (This is for Unplug Testing)
    179 **
    180 ** Returns          TRUE if discovery started, FALSE if failed.
    181 **
    182 *******************************************************************************/
    183 BOOLEAN SDP_ServiceSearchAttributeRequest (UINT8 *p_bd_addr, tSDP_DISCOVERY_DB *p_db,
    184                                            tSDP_DISC_CMPL_CB *p_cb)
    185 {
    186 #if SDP_CLIENT_ENABLED == TRUE
    187     tCONN_CB     *p_ccb;
    188 
    189     /* Specific BD address */
    190     p_ccb = sdp_conn_originate (p_bd_addr);
    191 
    192     if (!p_ccb)
    193         return(FALSE);
    194 
    195     p_ccb->disc_state = SDP_DISC_WAIT_CONN;
    196     p_ccb->p_db       = p_db;
    197     p_ccb->p_cb       = p_cb;
    198 
    199     p_ccb->is_attr_search = TRUE;
    200 
    201     return(TRUE);
    202 #else
    203     return(FALSE);
    204 #endif
    205 }
    206 /*******************************************************************************
    207 **
    208 ** Function         SDP_ServiceSearchAttributeRequest2
    209 **
    210 ** Description      This function queries an SDP server for information.
    211 **
    212 **                  The difference between this API function and the function
    213 **                  SDP_ServiceSearchRequest is that this one does a
    214 **                  combined ServiceSearchAttributeRequest SDP function.
    215 **                  (This is for Unplug Testing)
    216 **
    217 ** Returns          TRUE if discovery started, FALSE if failed.
    218 **
    219 *******************************************************************************/
    220 BOOLEAN SDP_ServiceSearchAttributeRequest2 (UINT8 *p_bd_addr, tSDP_DISCOVERY_DB *p_db,
    221                                             tSDP_DISC_CMPL_CB2 *p_cb2, void * user_data)
    222 {
    223 #if SDP_CLIENT_ENABLED == TRUE
    224     tCONN_CB     *p_ccb;
    225 
    226     /* Specific BD address */
    227     p_ccb = sdp_conn_originate (p_bd_addr);
    228 
    229     if (!p_ccb)
    230         return(FALSE);
    231 
    232     p_ccb->disc_state = SDP_DISC_WAIT_CONN;
    233     p_ccb->p_db       = p_db;
    234     p_ccb->p_cb2       = p_cb2;
    235 
    236     p_ccb->is_attr_search = TRUE;
    237     p_ccb->user_data = user_data;
    238 
    239     return(TRUE);
    240 #else
    241     return(FALSE);
    242 #endif
    243 }
    244 
    245 #if SDP_CLIENT_ENABLED == TRUE
    246 void SDP_SetIdleTimeout (BD_ADDR addr, UINT16 timeout)
    247 {
    248     UNUSED(addr);
    249     UNUSED(timeout);
    250 }
    251 #endif
    252 
    253 /*******************************************************************************
    254 **
    255 ** Function         SDP_FindAttributeInDb
    256 **
    257 ** Description      This function queries an SDP database for a specific attribute.
    258 **                  If the p_start_rec pointer is NULL, it looks from the beginning
    259 **                  of the database, else it continues from the next record after
    260 **                  p_start_rec.
    261 **
    262 ** Returns          Pointer to matching record, or NULL
    263 **
    264 *******************************************************************************/
    265 tSDP_DISC_REC *SDP_FindAttributeInDb (tSDP_DISCOVERY_DB *p_db, UINT16 attr_id,
    266                                       tSDP_DISC_REC *p_start_rec)
    267 {
    268 #if SDP_CLIENT_ENABLED == TRUE
    269     tSDP_DISC_REC   *p_rec;
    270     tSDP_DISC_ATTR  *p_attr;
    271 
    272     /* Must have a valid database */
    273     if (p_db == NULL)
    274         return(NULL);
    275 
    276     if (!p_start_rec)
    277         p_rec = p_db->p_first_rec;
    278     else
    279         p_rec = p_start_rec->p_next_rec;
    280 
    281     while (p_rec)
    282     {
    283         p_attr = p_rec->p_first_attr;
    284         while (p_attr)
    285         {
    286             if (p_attr->attr_id == attr_id)
    287                 return(p_rec);
    288 
    289             p_attr = p_attr->p_next_attr;
    290         }
    291 
    292         p_rec = p_rec->p_next_rec;
    293     }
    294 #endif
    295     /* If here, no matching attribute found */
    296     return(NULL);
    297 }
    298 
    299 
    300 /*******************************************************************************
    301 **
    302 ** Function         SDP_FindAttributeInRec
    303 **
    304 ** Description      This function searches an SDP discovery record for a specific
    305 **                  attribute.
    306 **
    307 ** Returns          Pointer to matching attribute entry, or NULL
    308 **
    309 *******************************************************************************/
    310 tSDP_DISC_ATTR *SDP_FindAttributeInRec (tSDP_DISC_REC *p_rec, UINT16 attr_id)
    311 {
    312 #if SDP_CLIENT_ENABLED == TRUE
    313     tSDP_DISC_ATTR  *p_attr;
    314 
    315     p_attr = p_rec->p_first_attr;
    316     while (p_attr)
    317     {
    318         if (p_attr->attr_id == attr_id)
    319             return(p_attr);
    320 
    321         p_attr = p_attr->p_next_attr;
    322     }
    323 #endif
    324     /* If here, no matching attribute found */
    325     return(NULL);
    326 }
    327 
    328 /*******************************************************************************
    329 **
    330 ** Function         SDP_FindServiceUUIDInRec
    331 **
    332 ** Description      This function is called to read the service UUID within a record
    333 **                  if there is any.
    334 **
    335 ** Parameters:      p_rec      - pointer to a SDP record.
    336 **                  p_uuid     - output parameter to save the UUID found.
    337 **
    338 ** Returns          TRUE if found, otherwise FALSE.
    339 **
    340 *******************************************************************************/
    341 BOOLEAN SDP_FindServiceUUIDInRec(tSDP_DISC_REC *p_rec, tBT_UUID * p_uuid)
    342 {
    343 #if SDP_CLIENT_ENABLED == TRUE
    344     tSDP_DISC_ATTR  *p_attr, *p_sattr, *p_extra_sattr;
    345 
    346     p_attr = p_rec->p_first_attr;
    347 
    348     while (p_attr)
    349     {
    350         if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST)
    351             && (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE))
    352         {
    353             for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr; p_sattr = p_sattr->p_next_attr)
    354             {
    355                 if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE)
    356                 {
    357                     if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == LEN_UUID_16)
    358                     {
    359                         p_uuid->len = LEN_UUID_16;
    360                         p_uuid->uu.uuid16 = p_sattr->attr_value.v.u16;
    361                     }
    362                     else if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == LEN_UUID_128)
    363                     {
    364                         p_uuid->len = LEN_UUID_128;
    365                         memcpy(p_uuid->uu.uuid128, p_sattr->attr_value.v.array, LEN_UUID_128);
    366                     }
    367                     else if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == LEN_UUID_32)
    368                     {
    369                         p_uuid->len = LEN_UUID_32;
    370                         p_uuid->uu.uuid32 = p_sattr->attr_value.v.u32;
    371                     }
    372 
    373                     return(TRUE);
    374                 }
    375 
    376                 /* Checking for Toyota G Block Car Kit:
    377                 **  This car kit puts an extra data element sequence
    378                 **  where the UUID is suppose to be!!!
    379                 */
    380                 else
    381                 {
    382                     if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE)
    383                     {
    384                         /* Look through data element sequence until no more UUIDs */
    385                         for (p_extra_sattr = p_sattr->attr_value.v.p_sub_attr; p_extra_sattr; p_extra_sattr = p_extra_sattr->p_next_attr)
    386                         {
    387                             /* Increment past this to see if the next attribut is UUID */
    388                             if ((SDP_DISC_ATTR_TYPE(p_extra_sattr->attr_len_type) == UUID_DESC_TYPE)
    389                                 /* only support 16 bits UUID for now */
    390                                 && (SDP_DISC_ATTR_LEN(p_extra_sattr->attr_len_type) == 2))
    391                             {
    392                                 p_uuid->len = 2;
    393                                 p_uuid->uu.uuid16 = p_extra_sattr->attr_value.v.u16;
    394                                 return(TRUE);
    395                             }
    396                         }
    397                     }
    398                 }
    399             }
    400             break;
    401         }
    402         else if (p_attr->attr_id == ATTR_ID_SERVICE_ID)
    403         {
    404             if ((SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE)
    405                 /* only support 16 bits UUID for now */
    406                 && (SDP_DISC_ATTR_LEN(p_attr->attr_len_type) == 2))
    407             {
    408                 p_uuid->len = 2;
    409                 p_uuid->uu.uuid16 = p_attr->attr_value.v.u16;
    410                 return(TRUE);
    411             }
    412         }
    413         p_attr = p_attr->p_next_attr;
    414     }
    415     return FALSE;
    416 #endif
    417 }
    418 
    419 /*******************************************************************************
    420 **
    421 ** Function         SDP_FindServiceUUIDInRec_128bit
    422 **
    423 ** Description      This function is called to read the 128-bit service UUID within a record
    424 **                  if there is any.
    425 **
    426 ** Parameters:      p_rec      - pointer to a SDP record.
    427 **                  p_uuid     - output parameter to save the UUID found.
    428 **
    429 ** Returns          TRUE if found, otherwise FALSE.
    430 **
    431 *******************************************************************************/
    432 BOOLEAN SDP_FindServiceUUIDInRec_128bit(tSDP_DISC_REC *p_rec, tBT_UUID * p_uuid)
    433 {
    434 #if SDP_CLIENT_ENABLED == TRUE
    435     tSDP_DISC_ATTR  *p_attr, *p_sattr, *p_extra_sattr;
    436 
    437     p_attr = p_rec->p_first_attr;
    438 
    439     while (p_attr)
    440     {
    441         if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST)
    442             && (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE))
    443         {
    444             for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr; p_sattr = p_sattr->p_next_attr)
    445             {
    446                 if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE)
    447                 {
    448                     /* only support 128 bits UUID for now */
    449                     if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 16)
    450                     {
    451                         p_uuid->len = 16;
    452                         memcpy(p_uuid->uu.uuid128, p_sattr->attr_value.v.array, MAX_UUID_SIZE);
    453                     }
    454                     return(TRUE);
    455                 }
    456             }
    457             break;
    458         }
    459         else if (p_attr->attr_id == ATTR_ID_SERVICE_ID)
    460         {
    461             if ((SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE)
    462                 /* only support 128 bits UUID for now */
    463                 && (SDP_DISC_ATTR_LEN(p_attr->attr_len_type) == 16))
    464             {
    465                 p_uuid->len = 16;
    466                 memcpy(p_uuid->uu.uuid128, p_attr->attr_value.v.array, MAX_UUID_SIZE);
    467                 return(TRUE);
    468             }
    469         }
    470         p_attr = p_attr->p_next_attr;
    471     }
    472     return FALSE;
    473 #endif
    474 }
    475 
    476 /*******************************************************************************
    477 **
    478 ** Function         SDP_FindServiceInDb
    479 **
    480 ** Description      This function queries an SDP database for a specific service.
    481 **                  If the p_start_rec pointer is NULL, it looks from the beginning
    482 **                  of the database, else it continues from the next record after
    483 **                  p_start_rec.
    484 **
    485 ** Returns          Pointer to record containing service class, or NULL
    486 **
    487 *******************************************************************************/
    488 tSDP_DISC_REC *SDP_FindServiceInDb (tSDP_DISCOVERY_DB *p_db, UINT16 service_uuid, tSDP_DISC_REC *p_start_rec)
    489 {
    490 #if SDP_CLIENT_ENABLED == TRUE
    491     tSDP_DISC_REC   *p_rec;
    492     tSDP_DISC_ATTR  *p_attr, *p_sattr, *p_extra_sattr;
    493 
    494     /* Must have a valid database */
    495     if (p_db == NULL)
    496         return(NULL);
    497 
    498     if (!p_start_rec)
    499         p_rec = p_db->p_first_rec;
    500     else
    501         p_rec = p_start_rec->p_next_rec;
    502 
    503     while (p_rec)
    504     {
    505         p_attr = p_rec->p_first_attr;
    506         while (p_attr)
    507         {
    508             if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST)
    509                 && (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE))
    510             {
    511                 for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr; p_sattr = p_sattr->p_next_attr)
    512                 {
    513 
    514                     if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE)
    515                      && (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2) ) {
    516                         SDP_TRACE_DEBUG("SDP_FindServiceInDb - p_sattr value = 0x%x serviceuuid = 0x%x\r\n",
    517                                         p_sattr->attr_value.v.u16, service_uuid);
    518                         if(service_uuid == UUID_SERVCLASS_HDP_PROFILE)
    519                         {
    520                             if( (p_sattr->attr_value.v.u16==UUID_SERVCLASS_HDP_SOURCE) || ( p_sattr->attr_value.v.u16==UUID_SERVCLASS_HDP_SINK))
    521                             {
    522                                 SDP_TRACE_DEBUG("SDP_FindServiceInDb found HDP source or sink\n" );
    523                                 return (p_rec);
    524                             }
    525                         }
    526 
    527                     }
    528 
    529                     if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE && (service_uuid == 0
    530                         || (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2
    531                             && p_sattr->attr_value.v.u16 == service_uuid)))
    532                         /* for a specific uuid, or any one */
    533                     {
    534                         return(p_rec);
    535                     }
    536 
    537                     /* Checking for Toyota G Block Car Kit:
    538                     **  This car kit puts an extra data element sequence
    539                     **  where the UUID is suppose to be!!!
    540                     */
    541                     else
    542                     {
    543                         if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE)
    544                         {
    545                             /* Look through data element sequence until no more UUIDs */
    546                             for (p_extra_sattr = p_sattr->attr_value.v.p_sub_attr; p_extra_sattr; p_extra_sattr = p_extra_sattr->p_next_attr)
    547                             {
    548                                 /* Increment past this to see if the next attribut is UUID */
    549                                 if ((SDP_DISC_ATTR_TYPE(p_extra_sattr->attr_len_type) == UUID_DESC_TYPE)
    550                                     && (SDP_DISC_ATTR_LEN(p_extra_sattr->attr_len_type) == 2)
    551                                     /* for a specific uuid, or any one */
    552                                     && ((p_extra_sattr->attr_value.v.u16 == service_uuid) || (service_uuid == 0)))
    553                                 {
    554                                     return(p_rec);
    555                                 }
    556                             }
    557                         }
    558                     }
    559                 }
    560                 break;
    561             }
    562             else if (p_attr->attr_id == ATTR_ID_SERVICE_ID)
    563             {
    564                 if ((SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE)
    565                     && (SDP_DISC_ATTR_LEN(p_attr->attr_len_type) == 2)
    566                     /* find a specific UUID or anyone */
    567                     && ((p_attr->attr_value.v.u16 == service_uuid) || service_uuid == 0))
    568                     return(p_rec);
    569             }
    570 
    571             p_attr = p_attr->p_next_attr;
    572         }
    573 
    574         p_rec = p_rec->p_next_rec;
    575     }
    576 #endif
    577     /* If here, no matching UUID found */
    578     return(NULL);
    579 }
    580 
    581 /*******************************************************************************
    582 **
    583 ** Function         SDP_FindServiceInDb_128bit
    584 **
    585 ** Description      This function queries an SDP database for a specific service.
    586 **                  If the p_start_rec pointer is NULL, it looks from the beginning
    587 **                  of the database, else it continues from the next record after
    588 **                  p_start_rec.
    589 **
    590 **                  This function is kept separate from SDP_FindServiceInDb since
    591 **                  that API is expected to return only 16-bit UUIDs
    592 **
    593 ** Returns          Pointer to record containing service class, or NULL
    594 **
    595 *******************************************************************************/
    596 tSDP_DISC_REC *SDP_FindServiceInDb_128bit(tSDP_DISCOVERY_DB *p_db, tSDP_DISC_REC *p_start_rec)
    597 {
    598 #if SDP_CLIENT_ENABLED == TRUE
    599     tSDP_DISC_REC   *p_rec;
    600     tSDP_DISC_ATTR  *p_attr, *p_sattr, *p_extra_sattr;
    601 
    602     /* Must have a valid database */
    603     if (p_db == NULL)
    604         return(NULL);
    605 
    606     if (!p_start_rec)
    607         p_rec = p_db->p_first_rec;
    608     else
    609         p_rec = p_start_rec->p_next_rec;
    610 
    611     while (p_rec)
    612     {
    613         p_attr = p_rec->p_first_attr;
    614         while (p_attr)
    615         {
    616             if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST)
    617                 && (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE))
    618             {
    619                 for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr; p_sattr = p_sattr->p_next_attr)
    620                 {
    621                     if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE)
    622                         && (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 16))
    623                     {
    624                         return(p_rec);
    625                     }
    626                 }
    627                 break;
    628             }
    629             else if (p_attr->attr_id == ATTR_ID_SERVICE_ID)
    630             {
    631                 if ((SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE)
    632                     && (SDP_DISC_ATTR_LEN(p_attr->attr_len_type) == 16))
    633                     return(p_rec);
    634             }
    635 
    636             p_attr = p_attr->p_next_attr;
    637         }
    638 
    639         p_rec = p_rec->p_next_rec;
    640     }
    641 #endif
    642     /* If here, no matching UUID found */
    643     return(NULL);
    644 }
    645 
    646 
    647 /*******************************************************************************
    648 **
    649 ** Function         SDP_FindServiceUUIDInDb
    650 **
    651 ** Description      This function queries an SDP database for a specific service.
    652 **                  If the p_start_rec pointer is NULL, it looks from the beginning
    653 **                  of the database, else it continues from the next record after
    654 **                  p_start_rec.
    655 **
    656 ** NOTE             the only difference between this function and the previous function
    657 **                  "SDP_FindServiceInDb()" is that this function takes a tBT_UUID input
    658 **
    659 ** Returns          Pointer to record containing service class, or NULL
    660 **
    661 *******************************************************************************/
    662 tSDP_DISC_REC *SDP_FindServiceUUIDInDb (tSDP_DISCOVERY_DB *p_db, tBT_UUID *p_uuid, tSDP_DISC_REC *p_start_rec)
    663 {
    664 #if SDP_CLIENT_ENABLED == TRUE
    665     tSDP_DISC_REC   *p_rec;
    666     tSDP_DISC_ATTR  *p_attr, *p_sattr;
    667 
    668     /* Must have a valid database */
    669     if (p_db == NULL)
    670         return(NULL);
    671 
    672     if (!p_start_rec)
    673         p_rec = p_db->p_first_rec;
    674     else
    675         p_rec = p_start_rec->p_next_rec;
    676 
    677     while (p_rec)
    678     {
    679         p_attr = p_rec->p_first_attr;
    680         while (p_attr)
    681         {
    682             if ((p_attr->attr_id == ATTR_ID_SERVICE_CLASS_ID_LIST)
    683                 && (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE))
    684             {
    685                 for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr; p_sattr = p_sattr->p_next_attr)
    686                 {
    687                     if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE)
    688                     {
    689 
    690                         SDP_TRACE_DEBUG("uuid len=%d ", p_uuid->len);
    691                         if (p_uuid->len == 2)
    692                         {
    693                             SDP_TRACE_DEBUG("uuid=0x%x \n", p_uuid->uu.uuid16);
    694                         }
    695                         else
    696                         {
    697                             SDP_TRACE_DEBUG("\n");
    698                         }
    699 
    700                         if (sdpu_compare_uuid_with_attr (p_uuid, p_sattr))
    701                             return(p_rec);
    702                     }
    703                 }
    704                 break;
    705             }
    706             else if (p_attr->attr_id == ATTR_ID_SERVICE_ID)
    707             {
    708                 if (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == UUID_DESC_TYPE )
    709                 {
    710                     if (sdpu_compare_uuid_with_attr (p_uuid, p_attr))
    711                         return(p_rec);
    712                 }
    713             }
    714 
    715             p_attr = p_attr->p_next_attr;
    716         }
    717 
    718         p_rec = p_rec->p_next_rec;
    719     }
    720 #endif  /* CLIENT_ENABLED == TRUE */
    721     /* If here, no matching UUID found */
    722     return(NULL);
    723 }
    724 
    725 #if SDP_CLIENT_ENABLED == TRUE
    726 /*******************************************************************************
    727 **
    728 ** Function         sdp_fill_proto_elem
    729 **
    730 ** Description      This function retrieves the protocol element.
    731 **
    732 ** Returns          TRUE if found, FALSE if not
    733 **                  If found, the passed protocol list element is filled in.
    734 **
    735 *******************************************************************************/
    736 static BOOLEAN sdp_fill_proto_elem( tSDP_DISC_ATTR  *p_attr, UINT16 layer_uuid,
    737                                     tSDP_PROTOCOL_ELEM *p_elem)
    738 {
    739     tSDP_DISC_ATTR  *p_sattr;
    740 
    741     /* Walk through the protocol descriptor list */
    742     for (p_attr = p_attr->attr_value.v.p_sub_attr; p_attr; p_attr = p_attr->p_next_attr)
    743     {
    744         /* Safety check - each entry should itself be a sequence */
    745         if (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) != DATA_ELE_SEQ_DESC_TYPE)
    746             return(FALSE);
    747 
    748         /* Now, see if the entry contains the layer we are interested in */
    749         for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr; p_sattr = p_sattr->p_next_attr)
    750         {
    751             /* SDP_TRACE_DEBUG ("SDP - p_sattr 0x%x, layer_uuid:0x%x, u16:0x%x####",
    752                 p_sattr, layer_uuid, p_sattr->attr_value.v.u16); */
    753 
    754             if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE)
    755                 && (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2)
    756                 && (p_sattr->attr_value.v.u16 == layer_uuid))
    757             {
    758                 /* Bingo. Now fill in the passed element */
    759                 p_elem->protocol_uuid = layer_uuid;
    760                 p_elem->num_params = 0;
    761 
    762                 /* Store the parameters, if any */
    763                 for (p_sattr = p_sattr->p_next_attr; p_sattr; p_sattr = p_sattr->p_next_attr)
    764                 {
    765                     if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) != UINT_DESC_TYPE)
    766                         break;
    767 
    768                     if (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2)
    769                         p_elem->params[p_elem->num_params++] = p_sattr->attr_value.v.u16;
    770                     else
    771                         p_elem->params[p_elem->num_params++] = p_sattr->attr_value.v.u8;
    772 
    773                     if (p_elem->num_params >= SDP_MAX_PROTOCOL_PARAMS)
    774                         break;
    775                 }
    776                 return(TRUE);
    777             }
    778         }
    779     }
    780 
    781     return(FALSE);
    782 }
    783 #endif  /* CLIENT_ENABLED == TRUE */
    784 
    785 /*******************************************************************************
    786 **
    787 ** Function         SDP_FindProtocolListElemInRec
    788 **
    789 ** Description      This function looks at a specific discovery record for a protocol
    790 **                  list element.
    791 **
    792 ** Returns          TRUE if found, FALSE if not
    793 **                  If found, the passed protocol list element is filled in.
    794 **
    795 *******************************************************************************/
    796 BOOLEAN SDP_FindProtocolListElemInRec (tSDP_DISC_REC *p_rec, UINT16 layer_uuid, tSDP_PROTOCOL_ELEM *p_elem)
    797 {
    798 #if SDP_CLIENT_ENABLED == TRUE
    799     tSDP_DISC_ATTR  *p_attr;
    800 
    801     p_attr = p_rec->p_first_attr;
    802     while (p_attr)
    803     {
    804         /* Find the protocol descriptor list */
    805         if ((p_attr->attr_id == ATTR_ID_PROTOCOL_DESC_LIST)
    806             && (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE))
    807         {
    808             return sdp_fill_proto_elem(p_attr, layer_uuid, p_elem);
    809         }
    810         p_attr = p_attr->p_next_attr;
    811     }
    812 #endif
    813     /* If here, no match found */
    814     return(FALSE);
    815 }
    816 
    817 
    818 /*******************************************************************************
    819 **
    820 ** Function         SDP_FindAddProtoListsElemInRec
    821 **
    822 ** Description      This function looks at a specific discovery record for a protocol
    823 **                  list element.
    824 **
    825 ** Returns          TRUE if found, FALSE if not
    826 **                  If found, the passed protocol list element is filled in.
    827 **
    828 *******************************************************************************/
    829 BOOLEAN SDP_FindAddProtoListsElemInRec (tSDP_DISC_REC *p_rec, UINT16 layer_uuid, tSDP_PROTOCOL_ELEM *p_elem)
    830 {
    831 #if SDP_CLIENT_ENABLED == TRUE
    832     tSDP_DISC_ATTR  *p_attr, *p_sattr;
    833     BOOLEAN         ret = FALSE;
    834 
    835     p_attr = p_rec->p_first_attr;
    836     while (p_attr)
    837     {
    838         /* Find the additional protocol descriptor list attribute */
    839         if ((p_attr->attr_id == ATTR_ID_ADDITION_PROTO_DESC_LISTS)
    840             && (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE))
    841         {
    842             for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr; p_sattr = p_sattr->p_next_attr)
    843             {
    844                 /* Safety check - each entry should itself be a sequence */
    845                 if (SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE)
    846                 {
    847                     if ( (ret = sdp_fill_proto_elem(p_sattr, layer_uuid, p_elem)) == TRUE)
    848                         break;
    849                 }
    850             }
    851             return ret;
    852         }
    853         p_attr = p_attr->p_next_attr;
    854     }
    855 #endif
    856     /* If here, no match found */
    857     return(FALSE);
    858 }
    859 
    860 
    861 /*******************************************************************************
    862 **
    863 ** Function         SDP_FindProfileVersionInRec
    864 **
    865 ** Description      This function looks at a specific discovery record for the
    866 **                  Profile list descriptor, and pulls out the version number.
    867 **                  The version number consists of an 8-bit major version and
    868 **                  an 8-bit minor version.
    869 **
    870 ** Returns          TRUE if found, FALSE if not
    871 **                  If found, the major and minor version numbers that were passed
    872 **                  in are filled in.
    873 **
    874 *******************************************************************************/
    875 BOOLEAN SDP_FindProfileVersionInRec (tSDP_DISC_REC *p_rec, UINT16 profile_uuid, UINT16 *p_version)
    876 {
    877 #if SDP_CLIENT_ENABLED == TRUE
    878     tSDP_DISC_ATTR  *p_attr, *p_sattr;
    879 
    880     p_attr = p_rec->p_first_attr;
    881     while (p_attr)
    882     {
    883         /* Find the profile descriptor list */
    884         if ((p_attr->attr_id == ATTR_ID_BT_PROFILE_DESC_LIST)
    885             && (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) == DATA_ELE_SEQ_DESC_TYPE))
    886         {
    887             /* Walk through the protocol descriptor list */
    888             for (p_attr = p_attr->attr_value.v.p_sub_attr; p_attr; p_attr = p_attr->p_next_attr)
    889             {
    890                 /* Safety check - each entry should itself be a sequence */
    891                 if (SDP_DISC_ATTR_TYPE(p_attr->attr_len_type) != DATA_ELE_SEQ_DESC_TYPE)
    892                     return(FALSE);
    893 
    894                 /* Now, see if the entry contains the profile UUID we are interested in */
    895                 for (p_sattr = p_attr->attr_value.v.p_sub_attr; p_sattr; p_sattr = p_sattr->p_next_attr)
    896                 {
    897                     if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UUID_DESC_TYPE)
    898                         && (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2)  /* <- This is bytes, not size code! */
    899                         && (p_sattr->attr_value.v.u16 == profile_uuid))
    900                     {
    901                         /* Now fill in the major and minor numbers */
    902                         /* if the attribute matches the description for version (type UINT, size 2 bytes) */
    903                         p_sattr = p_sattr->p_next_attr;
    904 
    905                         if ((SDP_DISC_ATTR_TYPE(p_sattr->attr_len_type) == UINT_DESC_TYPE) &&
    906                             (SDP_DISC_ATTR_LEN(p_sattr->attr_len_type) == 2))
    907                         {
    908                             /* The high order 8 bits is the major number, low order is the minor number (big endian) */
    909                             *p_version = p_sattr->attr_value.v.u16;
    910 
    911                             return(TRUE);
    912                         }
    913                         else
    914                             return(FALSE);  /* The type and/or size was not valid for the profile list version */
    915                     }
    916                 }
    917             }
    918 
    919             return(FALSE);
    920         }
    921         p_attr = p_attr->p_next_attr;
    922     }
    923 #endif  /* CLIENT_ENABLED == TRUE */
    924 
    925     /* If here, no match found */
    926     return(FALSE);
    927 }
    928 
    929 /*******************************************************************************
    930 **                   Device Identification (DI) Client Functions
    931 *******************************************************************************/
    932 
    933 /*******************************************************************************
    934 **
    935 ** Function         SDP_DiDiscover
    936 **
    937 ** Description      This function queries a remote device for DI information.
    938 **
    939 ** Returns          SDP_SUCCESS if query started successfully, else error
    940 **
    941 *******************************************************************************/
    942 UINT16 SDP_DiDiscover( BD_ADDR remote_device, tSDP_DISCOVERY_DB *p_db,
    943                        UINT32 len, tSDP_DISC_CMPL_CB *p_cb )
    944 {
    945 #if SDP_CLIENT_ENABLED == TRUE
    946     UINT16  result   = SDP_DI_DISC_FAILED;
    947     UINT16  num_uuids = 1;
    948     UINT16  di_uuid   = UUID_SERVCLASS_PNP_INFORMATION;
    949 
    950     /* build uuid for db init */
    951     tSDP_UUID init_uuid;
    952     init_uuid.len = 2;
    953     init_uuid.uu.uuid16 = di_uuid;
    954 
    955     if ( SDP_InitDiscoveryDb(p_db, len, num_uuids, &init_uuid, 0, NULL) )
    956         if ( SDP_ServiceSearchRequest(remote_device, p_db, p_cb) )
    957             result = SDP_SUCCESS;
    958 
    959     return result;
    960 #else
    961     return SDP_DI_DISC_FAILED;
    962 #endif
    963 }
    964 
    965 /*******************************************************************************
    966 **
    967 ** Function         SDP_GetNumDiRecords
    968 **
    969 ** Description      Searches specified database for DI records
    970 **
    971 ** Returns          number of DI records found
    972 **
    973 *******************************************************************************/
    974 UINT8 SDP_GetNumDiRecords( tSDP_DISCOVERY_DB *p_db )
    975 {
    976 #if SDP_CLIENT_ENABLED == TRUE
    977     UINT8   num_records = 0;
    978     tSDP_DISC_REC *p_curr_record = NULL;
    979 
    980     do
    981     {
    982         p_curr_record = SDP_FindServiceInDb( p_db, UUID_SERVCLASS_PNP_INFORMATION,
    983                                              p_curr_record );
    984         if ( p_curr_record )
    985             num_records++;
    986     }while ( p_curr_record );
    987 
    988     return num_records;
    989 #else
    990     return 0;
    991 #endif
    992 }
    993 
    994 /*******************************************************************************
    995 **
    996 ** Function         SDP_AttrStringCopy
    997 **
    998 ** Description      This function copy given attribute to specified buffer as a string
    999 **
   1000 ** Returns          none
   1001 **
   1002 *******************************************************************************/
   1003 static void SDP_AttrStringCopy(char *dst, tSDP_DISC_ATTR *p_attr, UINT16 dst_size)
   1004 {
   1005     if ( dst == NULL ) return;
   1006     if ( p_attr )
   1007     {
   1008         UINT16 len = SDP_DISC_ATTR_LEN(p_attr->attr_len_type);
   1009         if ( len > dst_size - 1 )
   1010         {
   1011             len = dst_size - 1;
   1012         }
   1013         memcpy(dst, (char *)p_attr->attr_value.v.array, len);
   1014         dst[len] = '\0';
   1015     }
   1016     else
   1017     {
   1018         dst[0] = '\0';
   1019     }
   1020 }
   1021 
   1022 /*******************************************************************************
   1023 **
   1024 ** Function         SDP_GetDiRecord
   1025 **
   1026 ** Description      This function retrieves a remote device's DI record from
   1027 **                  the specified database.
   1028 **
   1029 ** Returns          SDP_SUCCESS if record retrieved, else error
   1030 **
   1031 *******************************************************************************/
   1032 UINT16 SDP_GetDiRecord( UINT8 get_record_index, tSDP_DI_GET_RECORD *p_device_info,
   1033                         tSDP_DISCOVERY_DB *p_db )
   1034 {
   1035 #if SDP_CLIENT_ENABLED == TRUE
   1036     UINT16  result = SDP_NO_DI_RECORD_FOUND;
   1037     UINT8  curr_record_index = 1;
   1038 
   1039     tSDP_DISC_REC *p_curr_record = NULL;
   1040 
   1041     /* find the requested SDP record in the discovery database */
   1042     do
   1043     {
   1044         p_curr_record = SDP_FindServiceInDb( p_db, UUID_SERVCLASS_PNP_INFORMATION,
   1045                                              p_curr_record );
   1046         if ( p_curr_record )
   1047         {
   1048             if ( curr_record_index++ == get_record_index )
   1049             {
   1050                 result = SDP_SUCCESS;
   1051                 break;
   1052             }
   1053         }
   1054     }while ( p_curr_record );
   1055 
   1056     if ( result == SDP_SUCCESS )
   1057     {
   1058         /* copy the information from the SDP record to the DI record */
   1059         tSDP_DISC_ATTR *p_curr_attr = NULL;
   1060 
   1061         /* ClientExecutableURL is optional */
   1062         p_curr_attr = SDP_FindAttributeInRec( p_curr_record, ATTR_ID_CLIENT_EXE_URL );
   1063         SDP_AttrStringCopy( p_device_info->rec.client_executable_url, p_curr_attr,
   1064                             SDP_MAX_ATTR_LEN );
   1065 
   1066         /* Service Description is optional */
   1067         p_curr_attr = SDP_FindAttributeInRec( p_curr_record, ATTR_ID_SERVICE_DESCRIPTION );
   1068         SDP_AttrStringCopy( p_device_info->rec.service_description, p_curr_attr, SDP_MAX_ATTR_LEN );
   1069 
   1070         /* DocumentationURL is optional */
   1071         p_curr_attr = SDP_FindAttributeInRec( p_curr_record, ATTR_ID_DOCUMENTATION_URL );
   1072         SDP_AttrStringCopy( p_device_info->rec.documentation_url, p_curr_attr, SDP_MAX_ATTR_LEN );
   1073 
   1074         p_curr_attr = SDP_FindAttributeInRec( p_curr_record, ATTR_ID_SPECIFICATION_ID );
   1075         if ( p_curr_attr )
   1076             p_device_info->spec_id = p_curr_attr->attr_value.v.u16;
   1077         else
   1078             result = SDP_ERR_ATTR_NOT_PRESENT;
   1079 
   1080         p_curr_attr = SDP_FindAttributeInRec( p_curr_record, ATTR_ID_VENDOR_ID );
   1081         if ( p_curr_attr )
   1082             p_device_info->rec.vendor = p_curr_attr->attr_value.v.u16;
   1083         else
   1084             result = SDP_ERR_ATTR_NOT_PRESENT;
   1085 
   1086         p_curr_attr = SDP_FindAttributeInRec( p_curr_record, ATTR_ID_VENDOR_ID_SOURCE );
   1087         if ( p_curr_attr )
   1088             p_device_info->rec.vendor_id_source = p_curr_attr->attr_value.v.u16;
   1089         else
   1090             result = SDP_ERR_ATTR_NOT_PRESENT;
   1091 
   1092         p_curr_attr = SDP_FindAttributeInRec( p_curr_record, ATTR_ID_PRODUCT_ID );
   1093         if ( p_curr_attr )
   1094             p_device_info->rec.product = p_curr_attr->attr_value.v.u16;
   1095         else
   1096             result = SDP_ERR_ATTR_NOT_PRESENT;
   1097 
   1098         p_curr_attr = SDP_FindAttributeInRec( p_curr_record, ATTR_ID_PRODUCT_VERSION );
   1099         if ( p_curr_attr )
   1100             p_device_info->rec.version = p_curr_attr->attr_value.v.u16;
   1101         else
   1102             result = SDP_ERR_ATTR_NOT_PRESENT;
   1103 
   1104         p_curr_attr = SDP_FindAttributeInRec( p_curr_record, ATTR_ID_PRIMARY_RECORD );
   1105         if ( p_curr_attr )
   1106             p_device_info->rec.primary_record = (BOOLEAN)p_curr_attr->attr_value.v.u8;
   1107         else
   1108             result = SDP_ERR_ATTR_NOT_PRESENT;
   1109     }
   1110 
   1111     return result;
   1112 #else   /* SDP_CLIENT_ENABLED is FALSE */
   1113     return SDP_NO_DI_RECORD_FOUND;
   1114 #endif
   1115 }
   1116 
   1117 /*******************************************************************************
   1118 **                   Device Identification (DI) Server Functions
   1119 *******************************************************************************/
   1120 
   1121 /*******************************************************************************
   1122 **
   1123 ** Function         SDP_SetLocalDiRecord
   1124 **
   1125 ** Description      This function adds a DI record to the local SDP database.
   1126 **
   1127 **
   1128 **
   1129 ** Returns          Returns SDP_SUCCESS if record added successfully, else error
   1130 **
   1131 *******************************************************************************/
   1132 UINT16 SDP_SetLocalDiRecord( tSDP_DI_RECORD *p_device_info, UINT32 *p_handle )
   1133 {
   1134 #if SDP_SERVER_ENABLED == TRUE
   1135     UINT16  result = SDP_SUCCESS;
   1136     UINT32  handle;
   1137     UINT16  di_uuid = UUID_SERVCLASS_PNP_INFORMATION;
   1138     UINT16  di_specid = BLUETOOTH_DI_SPECIFICATION;
   1139     UINT8   temp_u16[2];
   1140     UINT8   *p_temp;
   1141     UINT8   u8;
   1142 
   1143     *p_handle = 0;
   1144     if ( p_device_info == NULL )
   1145         return SDP_ILLEGAL_PARAMETER;
   1146 
   1147     /* if record is to be primary record, get handle to replace old primary */
   1148     if ( p_device_info->primary_record == TRUE && sdp_cb.server_db.di_primary_handle )
   1149         handle = sdp_cb.server_db.di_primary_handle;
   1150     else
   1151     {
   1152         if ( (handle = SDP_CreateRecord()) == 0 )
   1153             return SDP_NO_RESOURCES;
   1154     }
   1155 
   1156     *p_handle = handle;
   1157 
   1158     /* build the SDP entry */
   1159     /* Add the UUID to the Service Class ID List */
   1160     if ((SDP_AddServiceClassIdList(handle, 1, &di_uuid)) == FALSE)
   1161         result = SDP_DI_REG_FAILED;
   1162 
   1163     /* mandatory */
   1164     if ( result == SDP_SUCCESS)
   1165     {
   1166         p_temp = temp_u16;
   1167         UINT16_TO_BE_STREAM(p_temp, di_specid);
   1168         if ( !(SDP_AddAttribute(handle, ATTR_ID_SPECIFICATION_ID,
   1169                                 UINT_DESC_TYPE, sizeof(di_specid),
   1170                                 temp_u16)) )
   1171             result = SDP_DI_REG_FAILED;
   1172     }
   1173 
   1174     /* optional - if string is null, do not add attribute */
   1175     if ( result == SDP_SUCCESS )
   1176     {
   1177         if ( p_device_info->client_executable_url[0] != '\0' )
   1178         {
   1179             if ( !((strlen(p_device_info->client_executable_url)+1 <= SDP_MAX_ATTR_LEN) &&
   1180                    SDP_AddAttribute(handle, ATTR_ID_CLIENT_EXE_URL, URL_DESC_TYPE,
   1181                                     (UINT32)(strlen(p_device_info->client_executable_url)+1),
   1182                                     (UINT8 *)p_device_info->client_executable_url)) )
   1183                 result = SDP_DI_REG_FAILED;
   1184         }
   1185     }
   1186 
   1187     /* optional - if string is null, do not add attribute */
   1188     if ( result == SDP_SUCCESS )
   1189     {
   1190         if ( p_device_info->service_description[0] != '\0' )
   1191         {
   1192             if ( !((strlen(p_device_info->service_description)+1 <= SDP_MAX_ATTR_LEN) &&
   1193                    SDP_AddAttribute(handle, ATTR_ID_SERVICE_DESCRIPTION,
   1194                                     TEXT_STR_DESC_TYPE,
   1195                                     (UINT32)(strlen(p_device_info->service_description)+1),
   1196                                     (UINT8 *)p_device_info->service_description)) )
   1197                 result = SDP_DI_REG_FAILED;
   1198         }
   1199     }
   1200 
   1201     /* optional - if string is null, do not add attribute */
   1202     if ( result == SDP_SUCCESS )
   1203     {
   1204         if ( p_device_info->documentation_url[0] != '\0' )
   1205         {
   1206             if ( !((strlen(p_device_info->documentation_url)+1 <= SDP_MAX_ATTR_LEN) &&
   1207                    SDP_AddAttribute(handle, ATTR_ID_DOCUMENTATION_URL, URL_DESC_TYPE,
   1208                                     (UINT32)(strlen(p_device_info->documentation_url)+1),
   1209                                     (UINT8 *)p_device_info->documentation_url)) )
   1210                 result = SDP_DI_REG_FAILED;
   1211         }
   1212     }
   1213 
   1214     /* mandatory */
   1215     if ( result == SDP_SUCCESS)
   1216     {
   1217         p_temp = temp_u16;
   1218         UINT16_TO_BE_STREAM(p_temp, p_device_info->vendor);
   1219         if ( !(SDP_AddAttribute(handle, ATTR_ID_VENDOR_ID, UINT_DESC_TYPE,
   1220                                 sizeof(p_device_info->vendor), temp_u16)) )
   1221             result = SDP_DI_REG_FAILED;
   1222     }
   1223 
   1224     /* mandatory */
   1225     if ( result == SDP_SUCCESS)
   1226     {
   1227         p_temp = temp_u16;
   1228         UINT16_TO_BE_STREAM (p_temp, p_device_info->product);
   1229         if ( !(SDP_AddAttribute(handle, ATTR_ID_PRODUCT_ID,
   1230                                 UINT_DESC_TYPE, sizeof(p_device_info->product), temp_u16)) )
   1231             result = SDP_DI_REG_FAILED;
   1232     }
   1233 
   1234     /* mandatory */
   1235     if ( result == SDP_SUCCESS)
   1236     {
   1237         p_temp = temp_u16;
   1238         UINT16_TO_BE_STREAM (p_temp, p_device_info->version);
   1239         if ( !(SDP_AddAttribute(handle, ATTR_ID_PRODUCT_VERSION, UINT_DESC_TYPE,
   1240                                 sizeof(p_device_info->version), temp_u16)) )
   1241             result = SDP_DI_REG_FAILED;
   1242     }
   1243 
   1244     /* mandatory */
   1245     if ( result == SDP_SUCCESS)
   1246     {
   1247         u8 = (UINT8)p_device_info->primary_record;
   1248         if ( !(SDP_AddAttribute(handle, ATTR_ID_PRIMARY_RECORD,
   1249                                 BOOLEAN_DESC_TYPE, 1, &u8)) )
   1250             result = SDP_DI_REG_FAILED;
   1251     }
   1252 
   1253     /* mandatory */
   1254     if ( result == SDP_SUCCESS)
   1255     {
   1256         p_temp = temp_u16;
   1257         UINT16_TO_BE_STREAM(p_temp, p_device_info->vendor_id_source);
   1258         if ( !(SDP_AddAttribute(handle, ATTR_ID_VENDOR_ID_SOURCE, UINT_DESC_TYPE,
   1259                                 sizeof(p_device_info->vendor_id_source), temp_u16)) )
   1260             result = SDP_DI_REG_FAILED;
   1261     }
   1262 
   1263     if ( result != SDP_SUCCESS )
   1264         SDP_DeleteRecord( handle );
   1265     else if (p_device_info->primary_record == TRUE)
   1266         sdp_cb.server_db.di_primary_handle = handle;
   1267 
   1268     return result;
   1269 #else   /* SDP_SERVER_ENABLED is FALSE */
   1270     return SDP_DI_REG_FAILED;
   1271 #endif  /* if SDP_SERVER_ENABLED */
   1272 }
   1273 
   1274 /*******************************************************************************
   1275 **
   1276 ** Function         SDP_GetLocalDiRecord
   1277 **
   1278 ** Description      This function adds a DI record to the local SDP database.
   1279 **
   1280 **                  Fills in the device information of the record
   1281 **                  p_handle - if p_handle == 0, the primary record is returned
   1282 **
   1283 ** Returns          Returns SDP_SUCCESS if record exists, else error
   1284 **
   1285 *******************************************************************************/
   1286 UINT16 SDP_GetLocalDiRecord(tSDP_DI_GET_RECORD *p_device_info, UINT32 *p_handle )
   1287 {
   1288     UINT16 result = SDP_NO_DI_RECORD_FOUND;
   1289 
   1290 #if SDP_SERVER_ENABLED == TRUE
   1291     tSDP_RECORD     *p_rec;
   1292     tSDP_ATTRIBUTE  *p_attr;
   1293     UINT8           *p_temp;
   1294     INT32            templen;
   1295 
   1296     if (*p_handle == 0)
   1297         *p_handle = sdp_cb.server_db.di_primary_handle;
   1298 
   1299     if ((p_rec = sdp_db_find_record(*p_handle)) != NULL)
   1300     {
   1301         memset(p_device_info, 0, sizeof(tSDP_DI_RECORD));
   1302 
   1303         result = SDP_SUCCESS;
   1304 
   1305         /* Retrieve the Specification ID */
   1306         if ((p_attr = sdp_db_find_attr_in_rec(p_rec, ATTR_ID_SPECIFICATION_ID,
   1307                                               ATTR_ID_SPECIFICATION_ID)) != NULL)
   1308         {
   1309             p_temp = p_attr->value_ptr;
   1310             BE_STREAM_TO_UINT16 (p_device_info->spec_id, p_temp);
   1311         }
   1312 
   1313         /* Retrieve the Vendor ID */
   1314         if ((p_attr = sdp_db_find_attr_in_rec(p_rec, ATTR_ID_VENDOR_ID,
   1315                                               ATTR_ID_VENDOR_ID)) != NULL)
   1316         {
   1317             p_temp = p_attr->value_ptr;
   1318             BE_STREAM_TO_UINT16 (p_device_info->rec.vendor, p_temp);
   1319         }
   1320 
   1321         /* Retrieve the Product ID */
   1322         if ((p_attr = sdp_db_find_attr_in_rec(p_rec, ATTR_ID_PRODUCT_ID,
   1323                                               ATTR_ID_PRODUCT_ID)) != NULL)
   1324         {
   1325             p_temp = p_attr->value_ptr;
   1326             BE_STREAM_TO_UINT16 (p_device_info->rec.product, p_temp);
   1327         }
   1328 
   1329         /* Retrieve the Version ID */
   1330         if ((p_attr = sdp_db_find_attr_in_rec(p_rec, ATTR_ID_PRODUCT_VERSION,
   1331                                               ATTR_ID_PRODUCT_VERSION)) != NULL)
   1332         {
   1333             p_temp = p_attr->value_ptr;
   1334             BE_STREAM_TO_UINT16 (p_device_info->rec.version, p_temp);
   1335         }
   1336 
   1337         /* Retrieve the Vendor ID Source ID */
   1338         if ((p_attr = sdp_db_find_attr_in_rec(p_rec, ATTR_ID_VENDOR_ID_SOURCE,
   1339                                               ATTR_ID_VENDOR_ID_SOURCE)) != NULL)
   1340         {
   1341             p_temp = p_attr->value_ptr;
   1342             BE_STREAM_TO_UINT16 (p_device_info->rec.vendor_id_source, p_temp);
   1343         }
   1344 
   1345         /* Retrieve the Primary Record */
   1346         if ((p_attr = sdp_db_find_attr_in_rec(p_rec, ATTR_ID_PRIMARY_RECORD,
   1347                                               ATTR_ID_PRIMARY_RECORD)) != NULL)
   1348         {
   1349             p_device_info->rec.primary_record = *p_attr->value_ptr;
   1350         }
   1351 
   1352         /* Retrieve the Client Executable URL */
   1353         if ((p_attr = sdp_db_find_attr_in_rec(p_rec, ATTR_ID_CLIENT_EXE_URL,
   1354                                               ATTR_ID_CLIENT_EXE_URL)) != NULL)
   1355         {
   1356             templen = (INT32)((p_attr->len < SDP_MAX_ATTR_LEN) ? p_attr->len : SDP_MAX_ATTR_LEN);
   1357             p_temp = p_attr->value_ptr;
   1358             BE_STREAM_TO_ARRAY (p_temp, p_device_info->rec.client_executable_url, templen);
   1359         }
   1360 
   1361         /* Retrieve the Service Description */
   1362         if ((p_attr = sdp_db_find_attr_in_rec(p_rec, ATTR_ID_SERVICE_DESCRIPTION,
   1363                                               ATTR_ID_SERVICE_DESCRIPTION)) != NULL)
   1364         {
   1365             templen = (INT32)((p_attr->len < SDP_MAX_ATTR_LEN) ? p_attr->len : SDP_MAX_ATTR_LEN);
   1366             p_temp = p_attr->value_ptr;
   1367             BE_STREAM_TO_ARRAY (p_temp, p_device_info->rec.service_description, templen);
   1368         }
   1369 
   1370         /* Retrieve the Documentation URL */
   1371         if ((p_attr = sdp_db_find_attr_in_rec(p_rec, ATTR_ID_DOCUMENTATION_URL,
   1372                                               ATTR_ID_DOCUMENTATION_URL)) != NULL)
   1373         {
   1374             templen = (INT32)((p_attr->len < SDP_MAX_ATTR_LEN) ? p_attr->len : SDP_MAX_ATTR_LEN);
   1375             p_temp = p_attr->value_ptr;
   1376             BE_STREAM_TO_ARRAY (p_temp, p_device_info->rec.documentation_url, templen);
   1377         }
   1378     }
   1379     else
   1380         *p_handle = 0;
   1381 #endif
   1382 
   1383     return result;
   1384 }
   1385 
   1386 
   1387 /*******************************************************************************
   1388 **
   1389 ** Function         SDP_SetTraceLevel
   1390 **
   1391 ** Description      This function sets the trace level for SDP. If called with
   1392 **                  a value of 0xFF, it simply reads the current trace level.
   1393 **
   1394 ** Returns          the new (current) trace level
   1395 **
   1396 *******************************************************************************/
   1397 UINT8 SDP_SetTraceLevel (UINT8 new_level)
   1398 {
   1399     if (new_level != 0xFF)
   1400         sdp_cb.trace_level = new_level;
   1401 
   1402     return(sdp_cb.trace_level);
   1403 }
   1404 
   1405 #if SDP_FOR_JV_INCLUDED == TRUE
   1406 /*******************************************************************************
   1407 **
   1408 ** Function         SDP_ConnOpen
   1409 **
   1410 ** Description      This function creates a connection to the SDP server on the
   1411 **                  given device.
   1412 **
   1413 ** Returns          0, if failed to initiate connection. Otherwise, the handle.
   1414 **
   1415 *******************************************************************************/
   1416 UINT32 SDP_ConnOpen (UINT8 *p_bd_addr, tSDP_DISC_RES_CB *p_rcb,
   1417                      tSDP_DISC_CMPL_CB *p_cb)
   1418 {
   1419 #if SDP_CLIENT_ENABLED == TRUE
   1420     tCONN_CB    *p_ccb;
   1421     UINT32      idx = 0;
   1422 
   1423     if (!p_cb || !p_rcb)
   1424         return(idx);
   1425 
   1426     /* Specific BD address */
   1427     p_ccb = sdp_conn_originate (p_bd_addr);
   1428 
   1429     if (!p_ccb)
   1430         return(idx);
   1431 
   1432     p_ccb->disc_state = SDP_DISC_WAIT_CONN;
   1433     p_ccb->p_db       = (tSDP_DISCOVERY_DB *)p_rcb;
   1434     p_ccb->p_cb       = p_cb;
   1435 
   1436     p_ccb->is_attr_search = SDP_IS_PASS_THRU;
   1437 
   1438     idx = (UINT32)(p_ccb - sdp_cb.ccb);
   1439     return(UINT32)(idx + 1);
   1440 #else
   1441     return(0);
   1442 #endif
   1443 }
   1444 
   1445 /*******************************************************************************
   1446 **
   1447 ** Function         SDP_WriteData
   1448 **
   1449 ** Description      This function sends data to the connected SDP server.
   1450 **
   1451 ** Returns          TRUE if data is sent, FALSE if failed.
   1452 **
   1453 *******************************************************************************/
   1454 BOOLEAN SDP_WriteData (UINT32 handle, BT_HDR  *p_msg)
   1455 {
   1456 #if SDP_CLIENT_ENABLED == TRUE
   1457     tCONN_CB    *p_ccb = NULL;
   1458 
   1459     if (p_msg && (handle > 0) && (handle <= SDP_MAX_CONNECTIONS) )
   1460     {
   1461         p_ccb = &sdp_cb.ccb[handle - 1];
   1462         if ( (p_ccb->con_state == SDP_STATE_CONNECTED) &&
   1463              (p_ccb->con_flags & SDP_FLAGS_IS_ORIG) )
   1464         {
   1465             /* Start inactivity timer */
   1466             btu_start_timer (&p_ccb->timer_entry, BTU_TTYPE_SDP, SDP_INACT_TIMEOUT);
   1467             L2CA_DataWrite (p_ccb->connection_id, p_msg);
   1468             return TRUE;
   1469         }
   1470     }
   1471 #endif
   1472     return FALSE;
   1473 }
   1474 
   1475 /*******************************************************************************
   1476 **
   1477 ** Function         SDP_ConnClose
   1478 **
   1479 ** Description      This function is called to close a SDP connection.
   1480 **
   1481 ** Parameters:      handle      - Handle of the connection returned by SDP_ConnOpen
   1482 **
   1483 ** Returns          TRUE if connection is closed, FALSE if failed to find the handle.
   1484 **
   1485 *******************************************************************************/
   1486 BOOLEAN SDP_ConnClose (UINT32 handle)
   1487 {
   1488 #if SDP_CLIENT_ENABLED == TRUE
   1489     tCONN_CB    *p_ccb = NULL;
   1490 
   1491     if (handle > 0 && handle <= SDP_MAX_CONNECTIONS)
   1492     {
   1493         p_ccb = &sdp_cb.ccb[handle - 1];
   1494         sdp_disconnect (p_ccb, SDP_SUCCESS);
   1495         return TRUE;
   1496     }
   1497 #endif
   1498     return FALSE;
   1499 }
   1500 #endif
   1501