bta/gatt/bta_gatts_int.h

   1 /******************************************************************************
   2  *
   3  *  Copyright 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 is the private file for the BTA GATT server.
  22  *
  23  ******************************************************************************/
  24 #ifndef BTA_GATTS_INT_H
  25 #define BTA_GATTS_INT_H
  26
  27 #include "bt_target.h"
  28 #include "bta_gatt_api.h"
  29 #include "bta_sys.h"
  30 #include "gatt_api.h"
  31
  32 #include <base/strings/stringprintf.h>
  33 #include "bt_common.h"
  34 #include "types/bt_transport.h"
  35
  36 /*****************************************************************************
  37  *  Constants and data types
  38  ****************************************************************************/
  39 enum {
  40   BTA_GATTS_API_REG_EVT = BTA_SYS_EVT_START(BTA_ID_GATTS),
  41   BTA_GATTS_INT_START_IF_EVT,
  42   BTA_GATTS_API_DEREG_EVT,
  43   BTA_GATTS_API_INDICATION_EVT,
  44
  45   BTA_GATTS_API_DEL_SRVC_EVT,
  46   BTA_GATTS_API_STOP_SRVC_EVT,
  47   BTA_GATTS_API_RSP_EVT,
  48   BTA_GATTS_API_OPEN_EVT,
  49   BTA_GATTS_API_CANCEL_OPEN_EVT,
  50   BTA_GATTS_API_CLOSE_EVT,
  51   BTA_GATTS_API_DISABLE_EVT
  52 };
  53 typedef uint16_t tBTA_GATTS_INT_EVT;
  54
  55 /* max number of application allowed on device */
  56 #define BTA_GATTS_MAX_APP_NUM GATT_MAX_SR_PROFILES
  57
  58 /* max number of services allowed in the device */
  59 #define BTA_GATTS_MAX_SRVC_NUM GATT_MAX_SR_PROFILES
  60
  61 /* internal strucutre for GATTC register API  */
  62 typedef struct {
  63   BT_HDR hdr;
  64   bluetooth::Uuid app_uuid;
  65   tBTA_GATTS_CBACK* p_cback;
  66   bool eatt_support;
  67 } tBTA_GATTS_API_REG;
  68
  69 typedef struct {
  70   BT_HDR hdr;
  71   tGATT_IF server_if;
  72 } tBTA_GATTS_INT_START_IF;
  73
  74 typedef tBTA_GATTS_INT_START_IF tBTA_GATTS_API_DEREG;
  75
  76 typedef struct {
  77   BT_HDR hdr;
  78   tGATT_IF server_if;
  79   btgatt_db_element_t* service;
  80   uint16_t count;
  81 } tBTA_GATTS_API_ADD_SERVICE;
  82
  83 typedef struct {
  84   BT_HDR hdr;
  85   uint16_t attr_id;
  86   uint16_t len;
  87   bool need_confirm;
  88   uint8_t value[GATT_MAX_ATTR_LEN];
  89 } tBTA_GATTS_API_INDICATION;
  90
  91 typedef struct {
  92   BT_HDR hdr;
  93   uint32_t trans_id;
  94   tGATT_STATUS status;
  95   tGATTS_RSP* p_rsp;
  96 } tBTA_GATTS_API_RSP;
  97
  98 typedef struct {
  99   BT_HDR hdr;
 100   tBT_TRANSPORT transport;
 101 } tBTA_GATTS_API_START;
 102
 103 typedef struct {
 104   BT_HDR hdr;
 105   RawAddress remote_bda;
 106   tGATT_IF server_if;
 107   bool is_direct;
 108   tBT_TRANSPORT transport;
 109
 110 } tBTA_GATTS_API_OPEN;
 111
 112 typedef tBTA_GATTS_API_OPEN tBTA_GATTS_API_CANCEL_OPEN;
 113
 114 typedef union {
 115   BT_HDR hdr;
 116   tBTA_GATTS_API_REG api_reg;
 117   tBTA_GATTS_API_DEREG api_dereg;
 118   tBTA_GATTS_API_ADD_SERVICE api_add_service;
 119   tBTA_GATTS_API_INDICATION api_indicate;
 120   tBTA_GATTS_API_RSP api_rsp;
 121   tBTA_GATTS_API_OPEN api_open;
 122   tBTA_GATTS_API_CANCEL_OPEN api_cancel_open;
 123
 124   tBTA_GATTS_INT_START_IF int_start_if;
 125 } tBTA_GATTS_DATA;
 126
 127 /* application registration control block */
 128 typedef struct {
 129   bool in_use;
 130   bluetooth::Uuid app_uuid;
 131   tBTA_GATTS_CBACK* p_cback;
 132   tGATT_IF gatt_if;
 133 } tBTA_GATTS_RCB;
 134
 135 /* service registration control block */
 136 typedef struct {
 137   bluetooth::Uuid service_uuid; /* service UUID */
 138   uint16_t service_id;   /* service start handle */
 139   uint8_t rcb_idx;
 140   uint8_t idx; /* self index of serviec CB */
 141   bool in_use;
 142 } tBTA_GATTS_SRVC_CB;
 143
 144 /* GATT server control block */
 145 typedef struct {
 146   bool enabled;
 147   tBTA_GATTS_RCB rcb[BTA_GATTS_MAX_APP_NUM];
 148   tBTA_GATTS_SRVC_CB srvc_cb[BTA_GATTS_MAX_SRVC_NUM];
 149 } tBTA_GATTS_CB;
 150
 151 /*****************************************************************************
 152  *  Global data
 153  ****************************************************************************/
 154
 155 /* GATTC control block */
 156 extern tBTA_GATTS_CB bta_gatts_cb;
 157
 158 /*****************************************************************************
 159  *  Function prototypes
 160  ****************************************************************************/
 161 extern bool bta_gatts_hdl_event(BT_HDR* p_msg);
 162
 163 extern void bta_gatts_api_disable(tBTA_GATTS_CB* p_cb);
 164 extern void bta_gatts_api_enable(tBTA_GATTS_CB* p_cb, tBTA_GATTS_DATA* p_data);
 165 extern void bta_gatts_register(tBTA_GATTS_CB* p_cb, tBTA_GATTS_DATA* p_msg);
 166 extern void bta_gatts_start_if(tBTA_GATTS_CB* p_cb, tBTA_GATTS_DATA* p_msg);
 167 extern void bta_gatts_deregister(tBTA_GATTS_CB* p_cb, tBTA_GATTS_DATA* p_msg);
 168 extern void bta_gatts_delete_service(tBTA_GATTS_SRVC_CB* p_srvc_cb,
 169                                      tBTA_GATTS_DATA* p_msg);
 170 extern void bta_gatts_stop_service(tBTA_GATTS_SRVC_CB* p_srvc_cb,
 171                                    tBTA_GATTS_DATA* p_msg);
 172
 173 extern void bta_gatts_send_rsp(tBTA_GATTS_CB* p_cb, tBTA_GATTS_DATA* p_msg);
 174 extern void bta_gatts_indicate_handle(tBTA_GATTS_CB* p_cb,
 175                                       tBTA_GATTS_DATA* p_msg);
 176
 177 extern void bta_gatts_open(tBTA_GATTS_CB* p_cb, tBTA_GATTS_DATA* p_msg);
 178 extern void bta_gatts_cancel_open(tBTA_GATTS_CB* p_cb, tBTA_GATTS_DATA* p_msg);
 179 extern void bta_gatts_close(tBTA_GATTS_CB* p_cb, tBTA_GATTS_DATA* p_msg);
 180
 181 extern tBTA_GATTS_RCB* bta_gatts_find_app_rcb_by_app_if(tGATT_IF server_if);
 182 extern uint8_t bta_gatts_find_app_rcb_idx_by_app_if(tBTA_GATTS_CB* p_cb,
 183                                                     tGATT_IF server_if);
 184 extern uint8_t bta_gatts_alloc_srvc_cb(tBTA_GATTS_CB* p_cb, uint8_t rcb_idx);
 185 extern tBTA_GATTS_SRVC_CB* bta_gatts_find_srvc_cb_by_srvc_id(
 186     tBTA_GATTS_CB* p_cb, uint16_t service_id);
 187 extern tBTA_GATTS_SRVC_CB* bta_gatts_find_srvc_cb_by_attr_id(
 188     tBTA_GATTS_CB* p_cb, uint16_t attr_id);
 189
 190 #endif /* BTA_GATTS_INT_H */