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      1 /******************************************************************************
      2  *
      3  *  Copyright (C) 2003-2012 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 the GATT Server action functions for the state
     22  *  machine.
     23  *
     24  ******************************************************************************/
     25 
     26 
     27 #include "bt_target.h"
     28 
     29 #if defined(BTA_GATT_INCLUDED) && (BTA_GATT_INCLUDED == TRUE)
     30 
     31 #include "utl.h"
     32 #include "gki.h"
     33 #include "bta_sys.h"
     34 #include "bta_gatts_int.h"
     35 #include "bta_gatts_co.h"
     36 
     37 #include <string.h>
     38 
     39 static void bta_gatts_nv_save_cback(BOOLEAN is_saved, tGATTS_HNDL_RANGE *p_hndl_range);
     40 static BOOLEAN bta_gatts_nv_srv_chg_cback(tGATTS_SRV_CHG_CMD cmd, tGATTS_SRV_CHG_REQ *p_req, tGATTS_SRV_CHG_RSP *p_rsp);
     41 
     42 static void bta_gatts_conn_cback (tGATT_IF gatt_if, BD_ADDR bda, UINT16 conn_id, BOOLEAN connected, tGATT_DISCONN_REASON reason);
     43 static void bta_gatts_send_request_cback (UINT16 conn_id,
     44                                           UINT32 trans_id,
     45                                           tGATTS_REQ_TYPE req_type, tGATTS_DATA *p_data);
     46 static tGATT_CBACK bta_gatts_cback =
     47 {
     48     bta_gatts_conn_cback,
     49     NULL,
     50     NULL,
     51     NULL,
     52     bta_gatts_send_request_cback
     53 };
     54 
     55 tGATT_APPL_INFO bta_gatts_nv_cback =
     56 {
     57     bta_gatts_nv_save_cback,
     58     bta_gatts_nv_srv_chg_cback
     59 };
     60 
     61 /*******************************************************************************
     62 **
     63 ** Function         bta_gatts_nv_save_cback
     64 **
     65 ** Description      NV save callback function.
     66 **
     67 ** Parameter        is_add: true is to add a handle range; otherwise is to delete.
     68 ** Returns          none.
     69 **
     70 *******************************************************************************/
     71 static void bta_gatts_nv_save_cback(BOOLEAN is_add, tGATTS_HNDL_RANGE *p_hndl_range)
     72 {
     73     bta_gatts_co_update_handle_range(is_add, (tBTA_GATTS_HNDL_RANGE *)p_hndl_range);
     74 }
     75 
     76 
     77 /*******************************************************************************
     78 **
     79 ** Function         bta_gatts_nv_srv_chg_cback
     80 **
     81 ** Description      NV save callback function.
     82 **
     83 ** Parameter        is_add: true is to add a handle range; otherwise is to delete.
     84 ** Returns          none.
     85 **
     86 *******************************************************************************/
     87 static BOOLEAN bta_gatts_nv_srv_chg_cback(tGATTS_SRV_CHG_CMD cmd, tGATTS_SRV_CHG_REQ *p_req, tGATTS_SRV_CHG_RSP *p_rsp)
     88 {
     89     return bta_gatts_co_srv_chg((tBTA_GATTS_SRV_CHG_CMD) cmd,
     90                                 (tBTA_GATTS_SRV_CHG_REQ *) p_req,
     91                                 (tBTA_GATTS_SRV_CHG_RSP *) p_rsp);
     92 }
     93 
     94 
     95 /*******************************************************************************
     96 **
     97 ** Function         bta_gatts_enable
     98 **
     99 ** Description      enable BTA GATTS module.
    100 **
    101 ** Returns          none.
    102 **
    103 *******************************************************************************/
    104 void bta_gatts_enable(tBTA_GATTS_CB *p_cb)
    105 {
    106     UINT8 index=0;
    107     tBTA_GATTS_HNDL_RANGE handle_range;
    108 
    109     p_cb->enabled = TRUE;
    110 
    111     APPL_TRACE_DEBUG0("bta_gatts_enable");
    112     while ( bta_gatts_co_load_handle_range(index, &handle_range))
    113     {
    114         GATTS_AddHandleRange((tGATTS_HNDL_RANGE *)&handle_range);
    115         memset(&handle_range, 0, sizeof(tGATTS_HNDL_RANGE));
    116         index++;
    117     }
    118 
    119     APPL_TRACE_DEBUG1("bta_gatts_enable: num of handle range added=%d", index);
    120 
    121     if (!GATTS_NVRegister(&bta_gatts_nv_cback))
    122     {
    123         APPL_TRACE_ERROR0("BTA GATTS NV register failed.");
    124     }
    125 }
    126 /*******************************************************************************
    127 **
    128 ** Function         bta_gatts_register
    129 **
    130 ** Description      register an application.
    131 **
    132 ** Returns          none.
    133 **
    134 *******************************************************************************/
    135 void bta_gatts_register(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA *p_msg)
    136 {
    137     tBTA_GATTS_INT_START_IF  *p_buf;
    138     tBTA_GATTS               cb_data;
    139     tBTA_GATT_STATUS         status = BTA_GATT_OK;
    140     UINT8                    i, first_unuse = 0xff;
    141 
    142     if (!p_cb->enabled)
    143         bta_gatts_enable(p_cb);
    144 
    145 
    146     for (i = 0; i < BTA_GATTS_MAX_APP_NUM; i ++)
    147     {
    148         if (p_cb->rcb[i].in_use)
    149         {
    150             if (bta_gatts_uuid_compare(p_cb->rcb[i].app_uuid, p_msg->api_reg.app_uuid))
    151             {
    152                 APPL_TRACE_ERROR0("application already registered.");
    153                 status = BTA_GATT_DUP_REG;
    154                 break;
    155             }
    156         }
    157     }
    158 
    159     if (status == BTA_GATT_OK)
    160     {
    161         for (i = 0; i < BTA_GATTS_MAX_APP_NUM; i ++)
    162         {
    163             if (first_unuse == 0xff && !p_cb->rcb[i].in_use)
    164             {
    165                 first_unuse = i;
    166                 break;
    167             }
    168         }
    169 
    170         cb_data.reg_oper.server_if = BTA_GATTS_INVALID_IF;
    171 // btla-specific ++
    172         memcpy(&cb_data.reg_oper.uuid, &p_msg->api_reg.app_uuid, sizeof(tBT_UUID));
    173 // btla-specific --
    174         if (first_unuse != 0xff)
    175         {
    176             APPL_TRACE_ERROR1("register application first_unuse rcb_idx = %d", first_unuse);
    177 
    178             p_cb->rcb[first_unuse].in_use = TRUE;
    179             p_cb->rcb[first_unuse].p_cback = p_msg->api_reg.p_cback;
    180             memcpy(&p_cb->rcb[first_unuse].app_uuid, &p_msg->api_reg.app_uuid, sizeof(tBT_UUID));
    181             cb_data.reg_oper.server_if      =
    182             p_cb->rcb[first_unuse].gatt_if  = GATT_Register(&p_msg->api_reg.app_uuid, &bta_gatts_cback);
    183             if ( !p_cb->rcb[first_unuse].gatt_if)
    184             {
    185                 status = BTA_GATT_NO_RESOURCES;
    186             }
    187             else
    188             {
    189                 if ((p_buf = (tBTA_GATTS_INT_START_IF *) GKI_getbuf(sizeof(tBTA_GATTS_INT_START_IF))) != NULL)
    190                 {
    191                     p_buf->hdr.event    = BTA_GATTS_INT_START_IF_EVT;
    192                     p_buf->server_if    = p_cb->rcb[first_unuse].gatt_if;
    193 
    194                     bta_sys_sendmsg(p_buf);
    195                 }
    196                 else
    197                 {
    198                     status = BTA_GATT_NO_RESOURCES;
    199                     memset( &p_cb->rcb[first_unuse], 0 , sizeof(tBTA_GATTS_RCB));
    200                 }
    201             }
    202         }
    203         else
    204         {
    205             status = BTA_GATT_NO_RESOURCES;
    206         }
    207 
    208     }
    209     cb_data.reg_oper.status = status;
    210     if (p_msg->api_reg.p_cback)
    211         (*p_msg->api_reg.p_cback)(BTA_GATTS_REG_EVT, &cb_data);
    212 }
    213 
    214 
    215 /*******************************************************************************
    216 **
    217 ** Function         bta_gatts_start_if
    218 **
    219 ** Description      start an application interface.
    220 **
    221 ** Returns          none.
    222 **
    223 *******************************************************************************/
    224 void bta_gatts_start_if(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA *p_msg)
    225 {
    226     if (bta_gatts_find_app_rcb_by_app_if(p_msg->int_start_if.server_if))
    227     {
    228         GATT_StartIf(p_msg->int_start_if.server_if);
    229     }
    230     else
    231     {
    232         APPL_TRACE_ERROR1("Unable to start app.: Unknown interface =%d",p_msg->int_start_if.server_if );
    233     }
    234 }
    235 /*******************************************************************************
    236 **
    237 ** Function         bta_gatts_deregister
    238 **
    239 ** Description      deregister an application.
    240 **
    241 ** Returns          none.
    242 **
    243 *******************************************************************************/
    244 void bta_gatts_deregister(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA *p_msg)
    245 {
    246     tBTA_GATT_STATUS    status = BTA_GATT_ERROR;
    247     tBTA_GATTS_CBACK    *p_cback = NULL;
    248     UINT8               i;
    249     tBTA_GATTS          cb_data;
    250 
    251     cb_data.reg_oper.server_if = p_msg->api_dereg.server_if;
    252     cb_data.reg_oper.status = status;
    253 
    254     for (i = 0; i < BTA_GATTS_MAX_APP_NUM; i ++)
    255     {
    256         if (p_cb->rcb[i].in_use && p_cb->rcb[i].gatt_if == p_msg->api_dereg.server_if)
    257         {
    258             p_cback = p_cb->rcb[i].p_cback;
    259             status = BTA_GATT_OK;
    260 
    261             /* deregister the app */
    262             GATT_Deregister(p_cb->rcb[i].gatt_if);
    263 
    264             /* reset cb */
    265             memset(&p_cb->rcb[i], 0, sizeof(tBTA_GATTS_RCB));
    266             cb_data.reg_oper.status = status;
    267             break;
    268         }
    269     }
    270 
    271     if (p_cback)
    272     {
    273         (*p_cback)(BTA_GATTS_DEREG_EVT, &cb_data);
    274     }
    275     else
    276     {
    277         APPL_TRACE_ERROR0("application not registered.");
    278     }
    279 }
    280 /*******************************************************************************
    281 **
    282 ** Function         bta_gatts_create_srvc
    283 **
    284 ** Description      action function to create a service.
    285 **
    286 ** Returns          none.
    287 **
    288 *******************************************************************************/
    289 void bta_gatts_create_srvc(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
    290 {
    291     UINT8               rcb_idx;
    292     tBTA_GATTS          cb_data;
    293     UINT8               srvc_idx;
    294     UINT16              service_id = 0;
    295 
    296     cb_data.create.status = BTA_GATT_ERROR;
    297 
    298     rcb_idx = bta_gatts_find_app_rcb_idx_by_app_if(p_cb, p_msg->api_create_svc.server_if);
    299 
    300     APPL_TRACE_ERROR1("create service rcb_idx = %d", rcb_idx);
    301 
    302     if (rcb_idx != BTA_GATTS_INVALID_APP)
    303     {
    304         if ((srvc_idx = bta_gatts_alloc_srvc_cb(p_cb, rcb_idx)) != BTA_GATTS_INVALID_APP)
    305         {
    306             /* create the service now */
    307             service_id = GATTS_CreateService (p_cb->rcb[rcb_idx].gatt_if,
    308                                               &p_msg->api_create_svc.service_uuid,
    309                                               p_msg->api_create_svc.inst,
    310                                               p_msg->api_create_svc.num_handle,
    311                                               p_msg->api_create_svc.is_pri);
    312 
    313             if (service_id != 0)
    314             {
    315                 memcpy(&p_cb->srvc_cb[srvc_idx].service_uuid, &p_msg->api_create_svc.service_uuid, sizeof(tBT_UUID));
    316                 p_cb->srvc_cb[srvc_idx].service_id   = service_id;
    317                 p_cb->srvc_cb[srvc_idx].inst_num     = p_msg->api_create_svc.inst;
    318                 p_cb->srvc_cb[srvc_idx].idx          = srvc_idx;
    319 
    320                 cb_data.create.status      = BTA_GATT_OK;
    321                 cb_data.create.service_id  = service_id;
    322 // btla-specific ++
    323                 cb_data.create.is_primary  = p_msg->api_create_svc.is_pri;
    324 // btla-specific --
    325                 cb_data.create.server_if   = p_cb->rcb[rcb_idx].gatt_if;
    326             }
    327             else
    328             {
    329                 cb_data.status  = BTA_GATT_ERROR;
    330                 memset(&p_cb->srvc_cb[srvc_idx], 0, sizeof(tBTA_GATTS_SRVC_CB));
    331                 APPL_TRACE_ERROR0("service creation failed.");
    332             }
    333 // btla-specific ++
    334             memcpy(&cb_data.create.uuid, &p_msg->api_create_svc.service_uuid, sizeof(tBT_UUID));
    335             cb_data.create.svc_instance= p_msg->api_create_svc.inst;
    336 // btla-specific --
    337         }
    338         if (p_cb->rcb[rcb_idx].p_cback)
    339             (* p_cb->rcb[rcb_idx].p_cback)(BTA_GATTS_CREATE_EVT, &cb_data);
    340     }
    341     else /* application not registered */
    342     {
    343         APPL_TRACE_ERROR0("Application not registered");
    344     }
    345 }
    346 /*******************************************************************************
    347 **
    348 ** Function         bta_gatts_add_include_srvc
    349 **
    350 ** Description      action function to add an included service.
    351 **
    352 ** Returns          none.
    353 **
    354 *******************************************************************************/
    355 void bta_gatts_add_include_srvc(tBTA_GATTS_SRVC_CB *p_srvc_cb,tBTA_GATTS_DATA * p_msg)
    356 {
    357     tBTA_GATTS_RCB  *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
    358     UINT16          attr_id = 0;
    359     tBTA_GATTS      cb_data;
    360 
    361     attr_id = GATTS_AddIncludeService(p_msg->api_add_incl_srvc.hdr.layer_specific,
    362                                       p_msg->api_add_incl_srvc.included_service_id);
    363 
    364     cb_data.add_result.server_if = p_rcb->gatt_if;
    365     cb_data.add_result.service_id = p_msg->api_add_incl_srvc.hdr.layer_specific;
    366     cb_data.add_result.attr_id = attr_id;
    367 
    368     if (attr_id)
    369     {
    370         cb_data.add_result.status = BTA_GATT_OK;
    371     }
    372     else
    373     {
    374         cb_data.add_result.status = BTA_GATT_ERROR;
    375     }
    376 
    377     if (p_rcb->p_cback)
    378         (*p_rcb->p_cback)(BTA_GATTS_ADD_INCL_SRVC_EVT, &cb_data);
    379 }
    380 /*******************************************************************************
    381 **
    382 ** Function         bta_gatts_add_char
    383 **
    384 ** Description      action function to add characteristic.
    385 **
    386 ** Returns          none.
    387 **
    388 *******************************************************************************/
    389 void bta_gatts_add_char(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg)
    390 {
    391     tBTA_GATTS_RCB  *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
    392     UINT16          attr_id = 0;
    393     tBTA_GATTS      cb_data;
    394 
    395     attr_id = GATTS_AddCharacteristic(p_msg->api_add_char.hdr.layer_specific,
    396                                       &p_msg->api_add_char.char_uuid,
    397                                       p_msg->api_add_char.perm,
    398                                       p_msg->api_add_char.property);
    399     cb_data.add_result.server_if = p_rcb->gatt_if;
    400     cb_data.add_result.service_id = p_msg->api_add_incl_srvc.hdr.layer_specific;
    401     cb_data.add_result.attr_id = attr_id;
    402 // btla-specific ++
    403     memcpy(&cb_data.add_result.char_uuid, &p_msg->api_add_char.char_uuid, sizeof(tBT_UUID));
    404 // btla-specific --
    405 
    406     if (attr_id)
    407     {
    408         cb_data.add_result.status = BTA_GATT_OK;
    409     }
    410     else
    411     {
    412         cb_data.add_result.status = BTA_GATT_ERROR;
    413     }
    414 
    415     if (p_rcb->p_cback)
    416         (*p_rcb->p_cback)(BTA_GATTS_ADD_CHAR_EVT, &cb_data);
    417 }
    418 /*******************************************************************************
    419 **
    420 ** Function         bta_gatts_add_char_descr
    421 **
    422 ** Description      action function to add characteristic descriptor.
    423 **
    424 ** Returns          none.
    425 **
    426 *******************************************************************************/
    427 void bta_gatts_add_char_descr(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg)
    428 {
    429     tBTA_GATTS_RCB  *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
    430     UINT16          attr_id = 0;
    431     tBTA_GATTS      cb_data;
    432 
    433     attr_id = GATTS_AddCharDescriptor(p_msg->api_add_char_descr.hdr.layer_specific,
    434                                        p_msg->api_add_char_descr.perm,
    435                                        &p_msg->api_add_char_descr.descr_uuid);
    436 
    437     cb_data.add_result.server_if = p_rcb->gatt_if;
    438     cb_data.add_result.service_id = p_msg->api_add_incl_srvc.hdr.layer_specific;
    439     cb_data.add_result.attr_id = attr_id;
    440 // btla-specific ++
    441     memcpy(&cb_data.add_result.char_uuid, &p_msg->api_add_char_descr.descr_uuid, sizeof(tBT_UUID));
    442 // btla-specific --
    443 
    444     if (attr_id)
    445     {
    446         cb_data.add_result.status = BTA_GATT_OK;
    447     }
    448     else
    449     {
    450         cb_data.add_result.status = BTA_GATT_ERROR;
    451     }
    452 
    453     if (p_rcb->p_cback)
    454         (*p_rcb->p_cback)(BTA_GATTS_ADD_CHAR_DESCR_EVT, &cb_data);
    455 
    456 }
    457 /*******************************************************************************
    458 **
    459 ** Function         bta_gatts_delete_service
    460 **
    461 ** Description      action function to delete a service.
    462 **
    463 ** Returns          none.
    464 **
    465 *******************************************************************************/
    466 void bta_gatts_delete_service(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg)
    467 {
    468     tBTA_GATTS_RCB *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
    469     tBTA_GATTS      cb_data;
    470 
    471     cb_data.srvc_oper.server_if = p_rcb->gatt_if;
    472     cb_data.srvc_oper.service_id = p_msg->api_add_incl_srvc.hdr.layer_specific;
    473 
    474     if (GATTS_DeleteService(p_rcb->gatt_if,
    475                             &p_srvc_cb->service_uuid,
    476                             p_srvc_cb->inst_num))
    477     {
    478         cb_data.srvc_oper.status = BTA_GATT_OK;
    479         memset(p_srvc_cb, 0, sizeof(tBTA_GATTS_SRVC_CB));
    480     }
    481     else
    482     {
    483         cb_data.srvc_oper.status = BTA_GATT_ERROR;
    484     }
    485 
    486     if (p_rcb->p_cback)
    487         (*p_rcb->p_cback)(BTA_GATTS_DELELTE_EVT, &cb_data);
    488 
    489 }
    490 /*******************************************************************************
    491 **
    492 ** Function         bta_gatts_start_service
    493 **
    494 ** Description      action function to start a service.
    495 **
    496 ** Returns          none.
    497 **
    498 *******************************************************************************/
    499 void bta_gatts_start_service(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg)
    500 {
    501     tBTA_GATTS_RCB *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
    502     tBTA_GATTS      cb_data;
    503 
    504     cb_data.srvc_oper.server_if = p_rcb->gatt_if;
    505     cb_data.srvc_oper.service_id = p_msg->api_add_incl_srvc.hdr.layer_specific;
    506 
    507     if (GATTS_StartService(p_rcb->gatt_if,
    508                            p_srvc_cb->service_id,
    509                            p_msg->api_start.transport) ==  GATT_SUCCESS)
    510     {
    511         APPL_TRACE_DEBUG1("bta_gatts_start_service service_id= %d", p_srvc_cb->service_id);
    512         cb_data.srvc_oper.status = BTA_GATT_OK;
    513     }
    514     else
    515     {
    516         cb_data.srvc_oper.status = BTA_GATT_ERROR;
    517     }
    518 
    519     if (p_rcb->p_cback)
    520         (*p_rcb->p_cback)(BTA_GATTS_START_EVT, &cb_data);
    521 
    522 }
    523 /*******************************************************************************
    524 **
    525 ** Function         bta_gatts_stop_service
    526 **
    527 ** Description      action function to stop a service.
    528 **
    529 ** Returns          none.
    530 **
    531 *******************************************************************************/
    532 void bta_gatts_stop_service(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg)
    533 {
    534     tBTA_GATTS_RCB *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
    535     tBTA_GATTS      cb_data;
    536 
    537     GATTS_StopService(p_srvc_cb->service_id);
    538     cb_data.srvc_oper.server_if = p_rcb->gatt_if;
    539     cb_data.srvc_oper.service_id = p_srvc_cb->service_id;
    540     cb_data.srvc_oper.status = BTA_GATT_OK;
    541     APPL_TRACE_ERROR1("bta_gatts_stop_service service_id= %d", p_srvc_cb->service_id);
    542 
    543     if (p_rcb->p_cback)
    544         (*p_rcb->p_cback)(BTA_GATTS_STOP_EVT, &cb_data);
    545 
    546 }
    547 /*******************************************************************************
    548 **
    549 ** Function         bta_gatts_send_rsp
    550 **
    551 ** Description      GATTS send response.
    552 **
    553 ** Returns          none.
    554 **
    555 *******************************************************************************/
    556 void bta_gatts_send_rsp (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
    557 {
    558 
    559     if (GATTS_SendRsp (p_msg->api_rsp.hdr.layer_specific,
    560                         p_msg->api_rsp.trans_id,
    561                         p_msg->api_rsp.status,
    562                         (tGATTS_RSP *)p_msg->api_rsp.p_rsp) != GATT_SUCCESS)
    563     {
    564         APPL_TRACE_ERROR0("Sending response failed");
    565     }
    566 
    567 }
    568 /*******************************************************************************
    569 **
    570 ** Function         bta_gatts_send_rsp
    571 **
    572 ** Description      GATTS send response.
    573 **
    574 ** Returns          none.
    575 **
    576 *******************************************************************************/
    577 void bta_gatts_indicate_handle (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
    578 {
    579     tBTA_GATTS_SRVC_CB  *p_srvc_cb;
    580     tBTA_GATT_STATUS    status;
    581 
    582 
    583     p_srvc_cb = bta_gatts_find_srvc_cb_by_attr_id (p_cb, p_msg->api_indicate.attr_id);
    584 
    585     if (p_srvc_cb )
    586     {
    587         if (p_msg->api_indicate.need_confirm)
    588 
    589             status = GATTS_HandleValueIndication (p_msg->api_indicate.hdr.layer_specific,
    590                                                   p_msg->api_indicate.attr_id,
    591                                                   p_msg->api_indicate.len,
    592                                                   p_msg->api_indicate.value);
    593         else
    594             status = GATTS_HandleValueNotification (p_msg->api_indicate.hdr.layer_specific,
    595                                                     p_msg->api_indicate.attr_id,
    596                                                     p_msg->api_indicate.len,
    597                                                     p_msg->api_indicate.value);
    598 
    599         if (status != GATT_SUCCESS &&
    600             p_msg->api_indicate.need_confirm &&
    601             p_cb->rcb[p_srvc_cb->rcb_idx].p_cback)
    602         {
    603             (*p_cb->rcb[p_srvc_cb->rcb_idx].p_cback)(BTA_GATTS_CONF_EVT, (tBTA_GATTS *)&status);
    604         }
    605     }
    606     else
    607     {
    608         APPL_TRACE_ERROR1("Not an registered servce attribute ID: 0x%04x", p_msg->api_indicate.attr_id);
    609     }
    610 }
    611 
    612 
    613 /*******************************************************************************
    614 **
    615 ** Function         bta_gatts_open
    616 **
    617 ** Description
    618 **
    619 ** Returns          none.
    620 **
    621 *******************************************************************************/
    622 void bta_gatts_open (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
    623 {
    624     tBTA_GATTS_RCB      *p_rcb=NULL;
    625     tBTA_GATT_STATUS    status= BTA_GATT_ERROR;
    626 
    627 
    628     if ((p_rcb = bta_gatts_find_app_rcb_by_app_if(p_msg->api_open.server_if)) != NULL)
    629     {
    630         if (GATT_Connect(p_rcb->gatt_if, p_msg->api_open.remote_bda, p_msg->api_open.is_direct))
    631         {
    632             status = BTA_GATT_OK;
    633         }
    634     }
    635     else
    636     {
    637         APPL_TRACE_ERROR1("Inavlide server_if=%d", p_msg->api_open.server_if);
    638     }
    639 
    640     if (p_rcb && p_rcb->p_cback)
    641         (*p_rcb->p_cback)(BTA_GATTS_OPEN_EVT,  (tBTA_GATTS *)&status);
    642 
    643 }
    644 /*******************************************************************************
    645 **
    646 ** Function         bta_gatts_cancel_open
    647 **
    648 ** Description
    649 **
    650 ** Returns          none.
    651 **
    652 *******************************************************************************/
    653 void bta_gatts_cancel_open (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
    654 {
    655     tBTA_GATTS_RCB      *p_rcb;
    656     tBTA_GATT_STATUS    status= BTA_GATT_ERROR;
    657 
    658     if ((p_rcb = bta_gatts_find_app_rcb_by_app_if(p_msg->api_cancel_open.server_if)) != NULL)
    659     {
    660         if (!GATT_CancelConnect(p_rcb->gatt_if, p_msg->api_cancel_open.remote_bda, p_msg->api_cancel_open.is_direct))
    661         {
    662             APPL_TRACE_ERROR0("bta_gatts_cancel_open failed for open request");
    663         }
    664         else
    665         {
    666             status= BTA_GATT_OK;
    667         }
    668     }
    669     else
    670     {
    671         APPL_TRACE_ERROR1("Inavlide server_if=%d", p_msg->api_cancel_open.server_if);
    672     }
    673 
    674     if (p_rcb && p_rcb->p_cback)
    675         (*p_rcb->p_cback)(BTA_GATTS_CANCEL_OPEN_EVT,  (tBTA_GATTS *)&status);
    676 }
    677 /*******************************************************************************
    678 **
    679 ** Function         bta_gatts_close
    680 **
    681 ** Description
    682 **
    683 ** Returns          none.
    684 **
    685 *******************************************************************************/
    686 void bta_gatts_close (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
    687 {
    688     tBTA_GATTS_RCB     *p_rcb;
    689     tBTA_GATT_STATUS    status= BTA_GATT_ERROR;
    690     tGATT_IF            gatt_if;
    691     BD_ADDR             remote_bda;
    692 
    693     if (GATT_GetConnectionInfor(p_msg->hdr.layer_specific, &gatt_if, remote_bda))
    694     {
    695         if (GATT_Disconnect(p_msg->hdr.layer_specific) != GATT_SUCCESS)
    696         {
    697             APPL_TRACE_ERROR1("bta_gatts_close fail conn_id=%d", p_msg->hdr.layer_specific);
    698         }
    699         else
    700         {
    701             status= BTA_GATT_OK;
    702         }
    703 
    704         p_rcb = bta_gatts_find_app_rcb_by_app_if(gatt_if);
    705 
    706         if (p_rcb && p_rcb->p_cback)
    707             (*p_rcb->p_cback)(BTA_GATTS_CLOSE_EVT,  (tBTA_GATTS *)&status);
    708     }
    709     else
    710     {
    711         APPL_TRACE_ERROR1("Unknown connection ID: %d", p_msg->hdr.layer_specific);
    712     }
    713 
    714 }
    715 
    716 /*******************************************************************************
    717 **
    718 ** Function         bta_gatts_request_cback
    719 **
    720 ** Description      GATTS attribute request callback.
    721 **
    722 ** Returns          none.
    723 **
    724 *******************************************************************************/
    725 static void bta_gatts_send_request_cback (UINT16 conn_id,
    726                                           UINT32 trans_id,
    727                                           tGATTS_REQ_TYPE req_type, tGATTS_DATA *p_data)
    728 {
    729     tBTA_GATTS          cb_data;
    730     tBTA_GATTS_RCB     *p_rcb;
    731     tGATT_IF            gatt_if;
    732 
    733     memset(&cb_data, 0 , sizeof(tBTA_GATTS));
    734 
    735     if (GATT_GetConnectionInfor(conn_id, &gatt_if, cb_data.req_data.remote_bda))
    736     {
    737         p_rcb = bta_gatts_find_app_rcb_by_app_if(gatt_if);
    738 
    739         APPL_TRACE_DEBUG3 ("bta_gatts_send_request_cback conn_id=%d trans_id=%d req_type=%d", conn_id, trans_id, req_type);
    740 
    741         if (p_rcb && p_rcb->p_cback)
    742         {
    743             cb_data.req_data.conn_id    = conn_id;
    744             cb_data.req_data.trans_id   = trans_id;
    745             cb_data.req_data.p_data     = (tBTA_GATTS_REQ_DATA *)p_data;
    746 
    747             (*p_rcb->p_cback)(req_type,  &cb_data);
    748         }
    749         else
    750         {
    751             APPL_TRACE_ERROR1("connection request on gatt_if[%d] is not interested", gatt_if);
    752         }
    753     }
    754     else
    755     {
    756         APPL_TRACE_ERROR1("request received on unknown connectino ID: %d", conn_id);
    757     }
    758 }
    759 
    760 /*******************************************************************************
    761 **
    762 ** Function         bta_gatts_conn_cback
    763 **
    764 ** Description      connection callback.
    765 **
    766 ** Returns          none.
    767 **
    768 *******************************************************************************/
    769 static void bta_gatts_conn_cback (tGATT_IF gatt_if, BD_ADDR bda, UINT16 conn_id,
    770                                   BOOLEAN connected, tGATT_DISCONN_REASON reason)
    771 {
    772     tBTA_GATTS      cb_data;
    773     UINT8           evt = connected ? BTA_GATTS_CONNECT_EVT: BTA_GATTS_DISCONNECT_EVT;
    774     tBTA_GATTS_RCB  *p_reg;
    775 
    776     APPL_TRACE_DEBUG4 ("bta_gatts_conn_cback gatt_if=%d conn_id=%d connected=%d reason = 0x%04d",
    777                         gatt_if, conn_id, connected, reason);
    778     APPL_TRACE_DEBUG6("bta_gatts_conn_cback  bda :%02x-%02x-%02x-%02x-%02x-%02x ",
    779                       bda[0],  bda[1], bda[2],  bda[3], bda[4],  bda[5]);
    780 
    781     p_reg = bta_gatts_find_app_rcb_by_app_if(gatt_if);
    782 
    783     if (p_reg && p_reg->p_cback)
    784     {
    785         cb_data.conn.conn_id = conn_id;
    786         cb_data.conn.server_if = gatt_if;
    787         cb_data.conn.reason = reason;
    788         memcpy(cb_data.conn.remote_bda, bda, BD_ADDR_LEN);
    789         (*p_reg->p_cback)(evt, &cb_data);
    790     }
    791     else
    792     {
    793         APPL_TRACE_ERROR1("bta_gatts_conn_cback server_if=%d not found",gatt_if);
    794     }
    795 }
    796 #endif /* BTA_GATT_INCLUDED */
    797