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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 main functions and state machine.
     22  *
     23  ******************************************************************************/
     24 
     25 #include "bt_target.h"
     26 
     27 #if defined(BTA_GATT_INCLUDED) && (BTA_GATT_INCLUDED == TRUE)
     28 
     29 #include <string.h>
     30 
     31 #include "bta_gatts_int.h"
     32 #include "gki.h"
     33 
     34 /* type for service building action functions */
     35 typedef void (*tBTA_GATTS_SRVC_ACT)(tBTA_GATTS_SRVC_CB *p_rcb, tBTA_GATTS_DATA *p_data);
     36 
     37 /* service building action function list */
     38 const tBTA_GATTS_SRVC_ACT bta_gatts_srvc_build_act[] =
     39 {
     40     bta_gatts_add_include_srvc,
     41     bta_gatts_add_char,
     42     bta_gatts_add_char_descr,
     43     bta_gatts_delete_service,
     44     bta_gatts_start_service,
     45     bta_gatts_stop_service,
     46 };
     47 
     48 /* GATTS control block */
     49 #if BTA_DYNAMIC_MEMORY == FALSE
     50 tBTA_GATTS_CB  bta_gatts_cb;
     51 #endif
     52 
     53 /*******************************************************************************
     54 **
     55 ** Function         bta_gatts_hdl_event
     56 **
     57 ** Description      BTA GATT server main event handling function.
     58 **
     59 **
     60 ** Returns          void
     61 **
     62 *******************************************************************************/
     63 BOOLEAN bta_gatts_hdl_event(BT_HDR *p_msg)
     64 {
     65     tBTA_GATTS_CB *p_cb = &bta_gatts_cb;
     66     tBTA_GATTS_SRVC_CB *p_srvc_cb = NULL;
     67 
     68     switch (p_msg->event)
     69     {
     70         case BTA_GATTS_API_DISABLE_EVT:
     71             bta_gatts_api_disable(p_cb);
     72             break;
     73 
     74         case BTA_GATTS_API_REG_EVT:
     75             bta_gatts_register(p_cb, (tBTA_GATTS_DATA *) p_msg);
     76             break;
     77 
     78         case BTA_GATTS_INT_START_IF_EVT:
     79             bta_gatts_start_if(p_cb, (tBTA_GATTS_DATA *) p_msg);
     80             break;
     81 
     82         case BTA_GATTS_API_DEREG_EVT:
     83             bta_gatts_deregister(p_cb, (tBTA_GATTS_DATA *) p_msg);
     84             break;
     85 
     86         case BTA_GATTS_API_CREATE_SRVC_EVT:
     87             bta_gatts_create_srvc(p_cb, (tBTA_GATTS_DATA *) p_msg);
     88             break;
     89 
     90         case BTA_GATTS_API_INDICATION_EVT:
     91             bta_gatts_indicate_handle(p_cb,(tBTA_GATTS_DATA *) p_msg);
     92             break;
     93 
     94         case BTA_GATTS_API_OPEN_EVT:
     95             bta_gatts_open(p_cb,(tBTA_GATTS_DATA *) p_msg);
     96             break;
     97 
     98         case BTA_GATTS_API_CANCEL_OPEN_EVT:
     99             bta_gatts_cancel_open(p_cb,(tBTA_GATTS_DATA *) p_msg);
    100             break;
    101 
    102         case BTA_GATTS_API_CLOSE_EVT:
    103             bta_gatts_close(p_cb,(tBTA_GATTS_DATA *) p_msg);
    104             break;
    105 
    106         case BTA_GATTS_API_RSP_EVT:
    107             bta_gatts_send_rsp(p_cb,(tBTA_GATTS_DATA *) p_msg);
    108             break;
    109 
    110         case BTA_GATTS_API_LISTEN_EVT:
    111             bta_gatts_listen(p_cb,(tBTA_GATTS_DATA *) p_msg);
    112             break;
    113 
    114 
    115         case BTA_GATTS_API_ADD_INCL_SRVC_EVT:
    116         case BTA_GATTS_API_ADD_CHAR_EVT:
    117         case BTA_GATTS_API_ADD_DESCR_EVT:
    118         case BTA_GATTS_API_DEL_SRVC_EVT:
    119         case BTA_GATTS_API_START_SRVC_EVT:
    120         case BTA_GATTS_API_STOP_SRVC_EVT:
    121 
    122             p_srvc_cb = bta_gatts_find_srvc_cb_by_srvc_id(p_cb,
    123                                 ((tBTA_GATTS_DATA *)p_msg)->api_add_incl_srvc.hdr.layer_specific);
    124 
    125             if (p_srvc_cb != NULL)
    126             {
    127                 bta_gatts_srvc_build_act[p_msg->event - BTA_GATTS_API_ADD_INCL_SRVC_EVT](p_srvc_cb, (tBTA_GATTS_DATA *) p_msg);
    128             }
    129             else
    130             {
    131                 APPL_TRACE_ERROR("service not created");
    132             }
    133             break;
    134 
    135         default:
    136             break;
    137     }
    138 
    139 
    140     return (TRUE);
    141 }
    142 
    143 #endif /* BTA_GATT_INCLUDED */
    144