xref: /system/bt/bta/gatt/bta_gatts_int.h

/******************************************************************************
 *
 *  Copyright (C) 2003-2012 Broadcom Corporation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at:
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 ******************************************************************************/

/******************************************************************************
 *
 *  This is the private file for the BTA GATT server.
 *
 ******************************************************************************/
#ifndef BTA_GATTS_INT_H
#define BTA_GATTS_INT_H

#include "bt_target.h"
#include "bta_sys.h"
#include "bta_gatt_api.h"
#include "gatt_api.h"

#include "bt_common.h"

/*****************************************************************************
 *  Constants and data types
 ****************************************************************************/
enum
{
    BTA_GATTS_API_REG_EVT  = BTA_SYS_EVT_START(BTA_ID_GATTS),
    BTA_GATTS_INT_START_IF_EVT,
    BTA_GATTS_API_DEREG_EVT,
    BTA_GATTS_API_INDICATION_EVT,

    BTA_GATTS_API_DEL_SRVC_EVT,
    BTA_GATTS_API_STOP_SRVC_EVT,
    BTA_GATTS_API_RSP_EVT,
    BTA_GATTS_API_OPEN_EVT,
    BTA_GATTS_API_CANCEL_OPEN_EVT,
    BTA_GATTS_API_CLOSE_EVT,
    BTA_GATTS_API_DISABLE_EVT
};
typedef uint16_t tBTA_GATTS_INT_EVT;

/* max number of application allowed on device */
#define BTA_GATTS_MAX_APP_NUM   GATT_MAX_SR_PROFILES

/* max number of services allowed in the device */
#define BTA_GATTS_MAX_SRVC_NUM   GATT_MAX_SR_PROFILES

/* internal strucutre for GATTC register API  */
typedef struct
{
    BT_HDR                  hdr;
    tBT_UUID                app_uuid;
    tBTA_GATTS_CBACK        *p_cback;
}tBTA_GATTS_API_REG;

typedef struct
{
    BT_HDR                  hdr;
    tBTA_GATTS_IF           server_if;
}tBTA_GATTS_INT_START_IF;

typedef tBTA_GATTS_INT_START_IF tBTA_GATTS_API_DEREG;

typedef struct
{
    BT_HDR                  hdr;
    tBTA_GATTS_IF           server_if;
    btgatt_db_element_t    *service;
    uint16_t                count;
} tBTA_GATTS_API_ADD_SERVICE;

typedef struct
{
    BT_HDR  hdr;
    uint16_t  attr_id;
    uint16_t  len;
    bool need_confirm;
    uint8_t   value[BTA_GATT_MAX_ATTR_LEN];
}tBTA_GATTS_API_INDICATION;

typedef struct
{
    BT_HDR              hdr;
    uint32_t              trans_id;
    tBTA_GATT_STATUS    status;
    tBTA_GATTS_RSP      *p_rsp;
}tBTA_GATTS_API_RSP;

typedef struct
{
    BT_HDR                  hdr;
    tBTA_GATT_TRANSPORT     transport;
}tBTA_GATTS_API_START;


typedef struct
{
    BT_HDR                  hdr;
    BD_ADDR                 remote_bda;
    tBTA_GATTS_IF           server_if;
    bool                 is_direct;
    tBTA_GATT_TRANSPORT     transport;

}tBTA_GATTS_API_OPEN;

typedef tBTA_GATTS_API_OPEN tBTA_GATTS_API_CANCEL_OPEN;

typedef union
{
    BT_HDR                          hdr;
    tBTA_GATTS_API_REG              api_reg;
    tBTA_GATTS_API_DEREG            api_dereg;
    tBTA_GATTS_API_ADD_SERVICE      api_add_service;
    tBTA_GATTS_API_INDICATION       api_indicate;
    tBTA_GATTS_API_RSP              api_rsp;
    tBTA_GATTS_API_OPEN             api_open;
    tBTA_GATTS_API_CANCEL_OPEN      api_cancel_open;

    tBTA_GATTS_INT_START_IF         int_start_if;
} tBTA_GATTS_DATA;

/* application registration control block */
typedef struct
{
    bool             in_use;
    tBT_UUID            app_uuid;
    tBTA_GATTS_CBACK    *p_cback;
    tBTA_GATTS_IF        gatt_if;
}tBTA_GATTS_RCB;

/* service registration control block */
typedef struct
{
    tBT_UUID    service_uuid;   /* service UUID */
    uint16_t      service_id;     /* service start handle */
    uint8_t       rcb_idx;
    uint8_t       idx;            /* self index of serviec CB */
    bool     in_use;
}tBTA_GATTS_SRVC_CB;


/* GATT server control block */
typedef struct
{
    bool             enabled;
    tBTA_GATTS_RCB      rcb[BTA_GATTS_MAX_APP_NUM];
    tBTA_GATTS_SRVC_CB  srvc_cb[BTA_GATTS_MAX_SRVC_NUM];
}tBTA_GATTS_CB;



/*****************************************************************************
 *  Global data
 ****************************************************************************/

/* GATTC control block */
extern tBTA_GATTS_CB  bta_gatts_cb;

/*****************************************************************************
 *  Function prototypes
 ****************************************************************************/
extern bool bta_gatts_hdl_event(BT_HDR *p_msg);

extern void bta_gatts_api_disable(tBTA_GATTS_CB *p_cb);
extern void bta_gatts_api_enable(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA *p_data);
extern void bta_gatts_register(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA *p_msg);
extern void bta_gatts_start_if(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA *p_msg);
extern void bta_gatts_deregister(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA *p_msg);
extern void bta_gatts_delete_service(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg);
extern void bta_gatts_stop_service(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg);

extern void bta_gatts_send_rsp(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg);
extern void bta_gatts_indicate_handle (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg);


extern void bta_gatts_open (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg);
extern void bta_gatts_cancel_open (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg);
extern void bta_gatts_close (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg);

extern bool bta_gatts_uuid_compare(tBT_UUID tar, tBT_UUID src);
extern tBTA_GATTS_RCB *bta_gatts_find_app_rcb_by_app_if(tBTA_GATTS_IF server_if);
extern uint8_t bta_gatts_find_app_rcb_idx_by_app_if(tBTA_GATTS_CB *p_cb, tBTA_GATTS_IF server_if);
extern uint8_t bta_gatts_alloc_srvc_cb(tBTA_GATTS_CB *p_cb, uint8_t rcb_idx);
extern tBTA_GATTS_SRVC_CB * bta_gatts_find_srvc_cb_by_srvc_id(tBTA_GATTS_CB *p_cb, uint16_t service_id);
extern tBTA_GATTS_SRVC_CB * bta_gatts_find_srvc_cb_by_attr_id(tBTA_GATTS_CB *p_cb, uint16_t attr_id);


#endif /* BTA_GATTS_INT_H */