OVMS3-idf/components/bt/bluedroid/bta/gatt/bta_gatts_act.c
2016-10-15 05:46:10 -04:00

992 lines
32 KiB
C
Executable file

/******************************************************************************
*
* 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 file contains the GATT Server action functions for the state
* machine.
*
******************************************************************************/
#include "bt_target.h"
#if defined(BTA_GATT_INCLUDED) && (BTA_GATT_INCLUDED == TRUE)
#include "utl.h"
#include "gki.h"
#include "bta_sys.h"
#include "bta_gatts_int.h"
#include "bta_gatts_co.h"
#include "btm_ble_api.h"
// #include "btif/include/btif_debug_conn.h"
#include <string.h>
static void bta_gatts_nv_save_cback(BOOLEAN is_saved, tGATTS_HNDL_RANGE *p_hndl_range);
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);
static void bta_gatts_conn_cback (tGATT_IF gatt_if, BD_ADDR bda, UINT16 conn_id,
BOOLEAN connected, tGATT_DISCONN_REASON reason,
tGATT_TRANSPORT transport);
static void bta_gatts_send_request_cback (UINT16 conn_id,
UINT32 trans_id,
tGATTS_REQ_TYPE req_type, tGATTS_DATA *p_data);
static void bta_gatts_cong_cback (UINT16 conn_id, BOOLEAN congested);
static tGATT_CBACK bta_gatts_cback =
{
bta_gatts_conn_cback,
NULL,
NULL,
NULL,
bta_gatts_send_request_cback,
NULL,
bta_gatts_cong_cback
};
tGATT_APPL_INFO bta_gatts_nv_cback =
{
bta_gatts_nv_save_cback,
bta_gatts_nv_srv_chg_cback
};
/*******************************************************************************
**
** Function bta_gatts_nv_save_cback
**
** Description NV save callback function.
**
** Parameter is_add: true is to add a handle range; otherwise is to delete.
** Returns none.
**
*******************************************************************************/
static void bta_gatts_nv_save_cback(BOOLEAN is_add, tGATTS_HNDL_RANGE *p_hndl_range)
{
bta_gatts_co_update_handle_range(is_add, (tBTA_GATTS_HNDL_RANGE *)p_hndl_range);
}
/*******************************************************************************
**
** Function bta_gatts_nv_srv_chg_cback
**
** Description NV save callback function.
**
** Parameter is_add: true is to add a handle range; otherwise is to delete.
** Returns none.
**
*******************************************************************************/
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)
{
return bta_gatts_co_srv_chg((tBTA_GATTS_SRV_CHG_CMD) cmd,
(tBTA_GATTS_SRV_CHG_REQ *) p_req,
(tBTA_GATTS_SRV_CHG_RSP *) p_rsp);
}
/*******************************************************************************
**
** Function bta_gatts_enable
**
** Description enable BTA GATTS module.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_enable(tBTA_GATTS_CB *p_cb)
{
UINT8 index=0;
tBTA_GATTS_HNDL_RANGE handle_range;
if (p_cb->enabled)
{
APPL_TRACE_DEBUG("GATTS already enabled.");
}
else
{
memset(p_cb, 0, sizeof(tBTA_GATTS_CB));
p_cb->enabled = TRUE;
while ( bta_gatts_co_load_handle_range(index, &handle_range))
{
GATTS_AddHandleRange((tGATTS_HNDL_RANGE *)&handle_range);
memset(&handle_range, 0, sizeof(tGATTS_HNDL_RANGE));
index++;
}
APPL_TRACE_DEBUG("bta_gatts_enable: num of handle range added=%d", index);
if (!GATTS_NVRegister(&bta_gatts_nv_cback))
{
APPL_TRACE_ERROR("BTA GATTS NV register failed.");
}
}
}
/*******************************************************************************
**
** Function bta_gatts_api_disable
**
** Description disable BTA GATTS module.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_api_disable(tBTA_GATTS_CB *p_cb)
{
UINT8 i;
if (p_cb->enabled)
{
for (i = 0; i < BTA_GATTS_MAX_APP_NUM; i ++)
{
if (p_cb->rcb[i].in_use)
{
GATT_Deregister(p_cb->rcb[i].gatt_if);
}
}
memset(p_cb, 0, sizeof(tBTA_GATTS_CB));
}
else
{
APPL_TRACE_ERROR("GATTS not enabled");
}
}
/*******************************************************************************
**
** Function bta_gatts_register
**
** Description register an application.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_register(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA *p_msg)
{
tBTA_GATTS_INT_START_IF *p_buf;
tBTA_GATTS cb_data;
tBTA_GATT_STATUS status = BTA_GATT_OK;
UINT8 i, first_unuse = 0xff;
if (p_cb->enabled == FALSE)
{
bta_gatts_enable(p_cb);
}
for (i = 0; i < BTA_GATTS_MAX_APP_NUM; i ++)
{
if (p_cb->rcb[i].in_use)
{
if (bta_gatts_uuid_compare(p_cb->rcb[i].app_uuid, p_msg->api_reg.app_uuid))
{
APPL_TRACE_ERROR("application already registered.\n");
status = BTA_GATT_DUP_REG;
break;
}
}
}
if (status == BTA_GATT_OK)
{
for (i = 0; i < BTA_GATTS_MAX_APP_NUM; i ++)
{
if (first_unuse == 0xff && !p_cb->rcb[i].in_use)
{
first_unuse = i;
break;
}
}
cb_data.reg_oper.server_if = BTA_GATTS_INVALID_IF;
// btla-specific ++
memcpy(&cb_data.reg_oper.uuid, &p_msg->api_reg.app_uuid, sizeof(tBT_UUID));
// btla-specific --
if (first_unuse != 0xff)
{
APPL_TRACE_ERROR("register application first_unuse rcb_idx = %d", first_unuse);
p_cb->rcb[first_unuse].in_use = TRUE;
p_cb->rcb[first_unuse].p_cback = p_msg->api_reg.p_cback;
memcpy(&p_cb->rcb[first_unuse].app_uuid, &p_msg->api_reg.app_uuid, sizeof(tBT_UUID));
cb_data.reg_oper.server_if =
p_cb->rcb[first_unuse].gatt_if =
GATT_Register(&p_msg->api_reg.app_uuid, &bta_gatts_cback);
if ( !p_cb->rcb[first_unuse].gatt_if)
{
status = BTA_GATT_NO_RESOURCES;
}
else
{
if ((p_buf =
(tBTA_GATTS_INT_START_IF *) GKI_getbuf(sizeof(tBTA_GATTS_INT_START_IF))) != NULL)
{
p_buf->hdr.event = BTA_GATTS_INT_START_IF_EVT;
p_buf->server_if = p_cb->rcb[first_unuse].gatt_if;
bta_sys_sendmsg(p_buf);
}
else
{
status = BTA_GATT_NO_RESOURCES;
memset( &p_cb->rcb[first_unuse], 0 , sizeof(tBTA_GATTS_RCB));
}
}
}
else
{
status = BTA_GATT_NO_RESOURCES;
}
}
cb_data.reg_oper.status = status;
if (p_msg->api_reg.p_cback)
(*p_msg->api_reg.p_cback)(BTA_GATTS_REG_EVT, &cb_data);
LOG_ERROR("status=%x\n",status);
}
/*******************************************************************************
**
** Function bta_gatts_start_if
**
** Description start an application interface.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_start_if(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA *p_msg)
{
UNUSED(p_cb);
if (bta_gatts_find_app_rcb_by_app_if(p_msg->int_start_if.server_if))
{
GATT_StartIf(p_msg->int_start_if.server_if);
}
else
{
APPL_TRACE_ERROR("Unable to start app.: Unknown interface =%d",
p_msg->int_start_if.server_if );
}
}
/*******************************************************************************
**
** Function bta_gatts_deregister
**
** Description deregister an application.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_deregister(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA *p_msg)
{
tBTA_GATT_STATUS status = BTA_GATT_ERROR;
tBTA_GATTS_CBACK *p_cback = NULL;
UINT8 i;
tBTA_GATTS cb_data;
cb_data.reg_oper.server_if = p_msg->api_dereg.server_if;
cb_data.reg_oper.status = status;
for (i = 0; i < BTA_GATTS_MAX_APP_NUM; i ++)
{
if (p_cb->rcb[i].in_use && p_cb->rcb[i].gatt_if == p_msg->api_dereg.server_if)
{
p_cback = p_cb->rcb[i].p_cback;
status = BTA_GATT_OK;
/* deregister the app */
GATT_Deregister(p_cb->rcb[i].gatt_if);
/* reset cb */
memset(&p_cb->rcb[i], 0, sizeof(tBTA_GATTS_RCB));
cb_data.reg_oper.status = status;
break;
}
}
if (p_cback)
{
(*p_cback)(BTA_GATTS_DEREG_EVT, &cb_data);
}
else
{
APPL_TRACE_ERROR("application not registered.");
}
}
/*******************************************************************************
**
** Function bta_gatts_create_srvc
**
** Description action function to create a service.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_create_srvc(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
{
UINT8 rcb_idx;
tBTA_GATTS cb_data;
UINT8 srvc_idx;
UINT16 service_id = 0;
cb_data.create.status = BTA_GATT_ERROR;
rcb_idx = bta_gatts_find_app_rcb_idx_by_app_if(p_cb, p_msg->api_create_svc.server_if);
APPL_TRACE_ERROR("create service rcb_idx = %d", rcb_idx);
if (rcb_idx != BTA_GATTS_INVALID_APP)
{
if ((srvc_idx = bta_gatts_alloc_srvc_cb(p_cb, rcb_idx)) != BTA_GATTS_INVALID_APP)
{
/* create the service now */
service_id = GATTS_CreateService (p_cb->rcb[rcb_idx].gatt_if,
&p_msg->api_create_svc.service_uuid,
p_msg->api_create_svc.inst,
p_msg->api_create_svc.num_handle,
p_msg->api_create_svc.is_pri);
if (service_id != 0)
{
memcpy(&p_cb->srvc_cb[srvc_idx].service_uuid,
&p_msg->api_create_svc.service_uuid, sizeof(tBT_UUID));
p_cb->srvc_cb[srvc_idx].service_id = service_id;
p_cb->srvc_cb[srvc_idx].inst_num = p_msg->api_create_svc.inst;
p_cb->srvc_cb[srvc_idx].idx = srvc_idx;
cb_data.create.status = BTA_GATT_OK;
cb_data.create.service_id = service_id;
// btla-specific ++
cb_data.create.is_primary = p_msg->api_create_svc.is_pri;
// btla-specific --
cb_data.create.server_if = p_cb->rcb[rcb_idx].gatt_if;
}
else
{
cb_data.status = BTA_GATT_ERROR;
memset(&p_cb->srvc_cb[srvc_idx], 0, sizeof(tBTA_GATTS_SRVC_CB));
APPL_TRACE_ERROR("service creation failed.");
}
// btla-specific ++
memcpy(&cb_data.create.uuid, &p_msg->api_create_svc.service_uuid, sizeof(tBT_UUID));
cb_data.create.svc_instance= p_msg->api_create_svc.inst;
// btla-specific --
}
if (p_cb->rcb[rcb_idx].p_cback)
(* p_cb->rcb[rcb_idx].p_cback)(BTA_GATTS_CREATE_EVT, &cb_data);
}
else /* application not registered */
{
APPL_TRACE_ERROR("Application not registered");
}
}
/*******************************************************************************
**
** Function bta_gatts_add_include_srvc
**
** Description action function to add an included service.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_add_include_srvc(tBTA_GATTS_SRVC_CB *p_srvc_cb,tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_RCB *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
UINT16 attr_id = 0;
tBTA_GATTS cb_data;
attr_id = GATTS_AddIncludeService(p_msg->api_add_incl_srvc.hdr.layer_specific,
p_msg->api_add_incl_srvc.included_service_id);
cb_data.add_result.server_if = p_rcb->gatt_if;
cb_data.add_result.service_id = p_msg->api_add_incl_srvc.hdr.layer_specific;
cb_data.add_result.attr_id = attr_id;
if (attr_id)
{
cb_data.add_result.status = BTA_GATT_OK;
}
else
{
cb_data.add_result.status = BTA_GATT_ERROR;
}
if (p_rcb->p_cback)
(*p_rcb->p_cback)(BTA_GATTS_ADD_INCL_SRVC_EVT, &cb_data);
}
/*******************************************************************************
**
** Function bta_gatts_add_char
**
** Description action function to add characteristic.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_add_char(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_RCB *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
UINT16 attr_id = 0;
tBTA_GATTS cb_data;
attr_id = GATTS_AddCharacteristic(p_msg->api_add_char.hdr.layer_specific,
&p_msg->api_add_char.char_uuid,
p_msg->api_add_char.perm,
p_msg->api_add_char.property);
cb_data.add_result.server_if = p_rcb->gatt_if;
cb_data.add_result.service_id = p_msg->api_add_incl_srvc.hdr.layer_specific;
cb_data.add_result.attr_id = attr_id;
// btla-specific ++
memcpy(&cb_data.add_result.char_uuid, &p_msg->api_add_char.char_uuid, sizeof(tBT_UUID));
// btla-specific --
if (attr_id)
{
cb_data.add_result.status = BTA_GATT_OK;
}
else
{
cb_data.add_result.status = BTA_GATT_ERROR;
}
if (p_rcb->p_cback)
(*p_rcb->p_cback)(BTA_GATTS_ADD_CHAR_EVT, &cb_data);
}
/*******************************************************************************
**
** Function bta_gatts_add_char_descr
**
** Description action function to add characteristic descriptor.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_add_char_descr(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_RCB *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
UINT16 attr_id = 0;
tBTA_GATTS cb_data;
attr_id = GATTS_AddCharDescriptor(p_msg->api_add_char_descr.hdr.layer_specific,
p_msg->api_add_char_descr.perm,
&p_msg->api_add_char_descr.descr_uuid);
cb_data.add_result.server_if = p_rcb->gatt_if;
cb_data.add_result.service_id = p_msg->api_add_incl_srvc.hdr.layer_specific;
cb_data.add_result.attr_id = attr_id;
// btla-specific ++
memcpy(&cb_data.add_result.char_uuid, &p_msg->api_add_char_descr.descr_uuid, sizeof(tBT_UUID));
// btla-specific --
if (attr_id)
{
cb_data.add_result.status = BTA_GATT_OK;
}
else
{
cb_data.add_result.status = BTA_GATT_ERROR;
}
if (p_rcb->p_cback)
(*p_rcb->p_cback)(BTA_GATTS_ADD_CHAR_DESCR_EVT, &cb_data);
}
/*******************************************************************************
**
** Function bta_gatts_delete_service
**
** Description action function to delete a service.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_delete_service(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_RCB *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
tBTA_GATTS cb_data;
cb_data.srvc_oper.server_if = p_rcb->gatt_if;
cb_data.srvc_oper.service_id = p_msg->api_add_incl_srvc.hdr.layer_specific;
if (GATTS_DeleteService(p_rcb->gatt_if,
&p_srvc_cb->service_uuid,
p_srvc_cb->inst_num))
{
cb_data.srvc_oper.status = BTA_GATT_OK;
memset(p_srvc_cb, 0, sizeof(tBTA_GATTS_SRVC_CB));
}
else
{
cb_data.srvc_oper.status = BTA_GATT_ERROR;
}
if (p_rcb->p_cback)
(*p_rcb->p_cback)(BTA_GATTS_DELELTE_EVT, &cb_data);
}
/*******************************************************************************
**
** Function bta_gatts_start_service
**
** Description action function to start a service.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_start_service(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_RCB *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
tBTA_GATTS cb_data;
cb_data.srvc_oper.server_if = p_rcb->gatt_if;
cb_data.srvc_oper.service_id = p_msg->api_add_incl_srvc.hdr.layer_specific;
if (GATTS_StartService(p_rcb->gatt_if,
p_srvc_cb->service_id,
p_msg->api_start.transport) == GATT_SUCCESS)
{
APPL_TRACE_DEBUG("bta_gatts_start_service service_id= %d", p_srvc_cb->service_id);
cb_data.srvc_oper.status = BTA_GATT_OK;
}
else
{
cb_data.srvc_oper.status = BTA_GATT_ERROR;
}
if (p_rcb->p_cback)
(*p_rcb->p_cback)(BTA_GATTS_START_EVT, &cb_data);
}
/*******************************************************************************
**
** Function bta_gatts_stop_service
**
** Description action function to stop a service.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_stop_service(tBTA_GATTS_SRVC_CB *p_srvc_cb, tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_RCB *p_rcb = &bta_gatts_cb.rcb[p_srvc_cb->rcb_idx];
tBTA_GATTS cb_data;
UNUSED(p_msg);
GATTS_StopService(p_srvc_cb->service_id);
cb_data.srvc_oper.server_if = p_rcb->gatt_if;
cb_data.srvc_oper.service_id = p_srvc_cb->service_id;
cb_data.srvc_oper.status = BTA_GATT_OK;
APPL_TRACE_ERROR("bta_gatts_stop_service service_id= %d", p_srvc_cb->service_id);
if (p_rcb->p_cback)
(*p_rcb->p_cback)(BTA_GATTS_STOP_EVT, &cb_data);
}
/*******************************************************************************
**
** Function bta_gatts_send_rsp
**
** Description GATTS send response.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_send_rsp (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
{
UNUSED(p_cb);
if (GATTS_SendRsp (p_msg->api_rsp.hdr.layer_specific,
p_msg->api_rsp.trans_id,
p_msg->api_rsp.status,
(tGATTS_RSP *)p_msg->api_rsp.p_rsp) != GATT_SUCCESS)
{
APPL_TRACE_ERROR("Sending response failed\n");
}
}
/*******************************************************************************
**
** Function bta_gatts_indicate_handle
**
** Description GATTS send handle value indication or notification.
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_indicate_handle (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_SRVC_CB *p_srvc_cb;
tBTA_GATTS_RCB *p_rcb = NULL;
tBTA_GATT_STATUS status = BTA_GATT_ILLEGAL_PARAMETER;
tGATT_IF gatt_if;
BD_ADDR remote_bda;
tBTA_TRANSPORT transport;
tBTA_GATTS cb_data;
p_srvc_cb = bta_gatts_find_srvc_cb_by_attr_id (p_cb, p_msg->api_indicate.attr_id);
if (p_srvc_cb )
{
if (GATT_GetConnectionInfor(p_msg->api_indicate.hdr.layer_specific,
&gatt_if, remote_bda, &transport))
{
p_rcb = bta_gatts_find_app_rcb_by_app_if(gatt_if);
if (p_msg->api_indicate.need_confirm)
status = GATTS_HandleValueIndication (p_msg->api_indicate.hdr.layer_specific,
p_msg->api_indicate.attr_id,
p_msg->api_indicate.len,
p_msg->api_indicate.value);
else
status = GATTS_HandleValueNotification (p_msg->api_indicate.hdr.layer_specific,
p_msg->api_indicate.attr_id,
p_msg->api_indicate.len,
p_msg->api_indicate.value);
/* if over BR_EDR, inform PM for mode change */
if (transport == BTA_TRANSPORT_BR_EDR)
{
bta_sys_busy(BTA_ID_GATTS, BTA_ALL_APP_ID, remote_bda);
bta_sys_idle(BTA_ID_GATTS, BTA_ALL_APP_ID, remote_bda);
}
}
else
{
APPL_TRACE_ERROR("Unknown connection ID: %d fail sending notification",
p_msg->api_indicate.hdr.layer_specific);
}
if ((status != GATT_SUCCESS || !p_msg->api_indicate.need_confirm) &&
p_rcb && p_cb->rcb[p_srvc_cb->rcb_idx].p_cback)
{
cb_data.req_data.status = status;
cb_data.req_data.conn_id = p_msg->api_indicate.hdr.layer_specific;
(*p_rcb->p_cback)(BTA_GATTS_CONF_EVT, &cb_data);
}
}
else
{
APPL_TRACE_ERROR("Not an registered servce attribute ID: 0x%04x",
p_msg->api_indicate.attr_id);
}
}
/*******************************************************************************
**
** Function bta_gatts_open
**
** Description
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_open (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_RCB *p_rcb=NULL;
tBTA_GATT_STATUS status= BTA_GATT_ERROR;
UINT16 conn_id;
UNUSED(p_cb);
if ((p_rcb = bta_gatts_find_app_rcb_by_app_if(p_msg->api_open.server_if)) != NULL)
{
/* should always get the connection ID */
if (GATT_Connect(p_rcb->gatt_if, p_msg->api_open.remote_bda,
p_msg->api_open.is_direct, p_msg->api_open.transport))
{
status = BTA_GATT_OK;
if (GATT_GetConnIdIfConnected(p_rcb->gatt_if, p_msg->api_open.remote_bda,
&conn_id, p_msg->api_open.transport))
{
status = BTA_GATT_ALREADY_OPEN;
}
}
}
else
{
APPL_TRACE_ERROR("Inavlide server_if=%d", p_msg->api_open.server_if);
}
if (p_rcb && p_rcb->p_cback)
(*p_rcb->p_cback)(BTA_GATTS_OPEN_EVT, (tBTA_GATTS *)&status);
}
/*******************************************************************************
**
** Function bta_gatts_cancel_open
**
** Description
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_cancel_open (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_RCB *p_rcb;
tBTA_GATT_STATUS status= BTA_GATT_ERROR;
UNUSED(p_cb);
if ((p_rcb = bta_gatts_find_app_rcb_by_app_if(p_msg->api_cancel_open.server_if)) != NULL)
{
if (!GATT_CancelConnect(p_rcb->gatt_if, p_msg->api_cancel_open.remote_bda,
p_msg->api_cancel_open.is_direct))
{
APPL_TRACE_ERROR("bta_gatts_cancel_open failed for open request");
}
else
{
status= BTA_GATT_OK;
}
}
else
{
APPL_TRACE_ERROR("Inavlide server_if=%d", p_msg->api_cancel_open.server_if);
}
if (p_rcb && p_rcb->p_cback)
(*p_rcb->p_cback)(BTA_GATTS_CANCEL_OPEN_EVT, (tBTA_GATTS *)&status);
}
/*******************************************************************************
**
** Function bta_gatts_close
**
** Description
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_close (tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_RCB *p_rcb;
tBTA_GATT_STATUS status= BTA_GATT_ERROR;
tGATT_IF gatt_if;
BD_ADDR remote_bda;
tBTA_GATT_TRANSPORT transport;
UNUSED(p_cb);
if (GATT_GetConnectionInfor(p_msg->hdr.layer_specific, &gatt_if, remote_bda, &transport))
{
if (GATT_Disconnect(p_msg->hdr.layer_specific) != GATT_SUCCESS)
{
APPL_TRACE_ERROR("bta_gatts_close fail conn_id=%d", p_msg->hdr.layer_specific);
}
else
{
status= BTA_GATT_OK;
}
p_rcb = bta_gatts_find_app_rcb_by_app_if(gatt_if);
if (p_rcb && p_rcb->p_cback)
{
if (transport == BTA_TRANSPORT_BR_EDR)
bta_sys_conn_close( BTA_ID_GATTS ,BTA_ALL_APP_ID, remote_bda);
(*p_rcb->p_cback)(BTA_GATTS_CLOSE_EVT, (tBTA_GATTS *)&status);
}
}
else
{
APPL_TRACE_ERROR("Unknown connection ID: %d", p_msg->hdr.layer_specific);
}
}
/*******************************************************************************
**
** Function bta_gatts_listen
**
** Description Start or stop listening for LE connection on a GATT server
**
** Returns none.
**
*******************************************************************************/
void bta_gatts_listen(tBTA_GATTS_CB *p_cb, tBTA_GATTS_DATA * p_msg)
{
tBTA_GATTS_RCB *p_rcb = bta_gatts_find_app_rcb_by_app_if(p_msg->api_listen.server_if);
tBTA_GATTS cb_data;
UNUSED(p_cb);
cb_data.reg_oper.status = BTA_GATT_OK;
cb_data.reg_oper.server_if = p_msg->api_listen.server_if;
if (p_rcb == NULL)
{
APPL_TRACE_ERROR("Unknown GATTS application");
return;
}
if (!GATT_Listen(p_msg->api_listen.server_if,
p_msg->api_listen.start,
p_msg->api_listen.remote_bda))
{
cb_data.status = BTA_GATT_ERROR;
APPL_TRACE_ERROR("bta_gatts_listen Listen failed");
}
if (p_rcb->p_cback)
(*p_rcb->p_cback)(BTA_GATTS_LISTEN_EVT, &cb_data);
}
/*******************************************************************************
**
** Function bta_gatts_request_cback
**
** Description GATTS attribute request callback.
**
** Returns none.
**
*******************************************************************************/
static void bta_gatts_send_request_cback (UINT16 conn_id,
UINT32 trans_id,
tGATTS_REQ_TYPE req_type, tGATTS_DATA *p_data)
{
tBTA_GATTS cb_data;
tBTA_GATTS_RCB *p_rcb;
tGATT_IF gatt_if;
tBTA_GATT_TRANSPORT transport;
memset(&cb_data, 0 , sizeof(tBTA_GATTS));
if (GATT_GetConnectionInfor(conn_id, &gatt_if, cb_data.req_data.remote_bda, &transport))
{
p_rcb = bta_gatts_find_app_rcb_by_app_if(gatt_if);
APPL_TRACE_DEBUG ("bta_gatts_send_request_cback conn_id=%d trans_id=%d req_type=%d",
conn_id, trans_id, req_type);
if (p_rcb && p_rcb->p_cback)
{
/* if over BR_EDR, inform PM for mode change */
if (transport == BTA_TRANSPORT_BR_EDR)
{
bta_sys_busy(BTA_ID_GATTS, BTA_ALL_APP_ID, cb_data.req_data.remote_bda);
bta_sys_idle(BTA_ID_GATTS, BTA_ALL_APP_ID, cb_data.req_data.remote_bda);
}
cb_data.req_data.conn_id = conn_id;
cb_data.req_data.trans_id = trans_id;
cb_data.req_data.p_data = (tBTA_GATTS_REQ_DATA *)p_data;
(*p_rcb->p_cback)(req_type, &cb_data);
}
else
{
APPL_TRACE_ERROR("connection request on gatt_if[%d] is not interested", gatt_if);
}
}
else
{
APPL_TRACE_ERROR("request received on unknown connectino ID: %d", conn_id);
}
}
/*******************************************************************************
**
** Function bta_gatts_conn_cback
**
** Description connection callback.
**
** Returns none.
**
*******************************************************************************/
static void bta_gatts_conn_cback (tGATT_IF gatt_if, BD_ADDR bda, UINT16 conn_id,
BOOLEAN connected, tGATT_DISCONN_REASON reason,
tGATT_TRANSPORT transport)
{
tBTA_GATTS cb_data;
UINT8 evt = connected ? BTA_GATTS_CONNECT_EVT: BTA_GATTS_DISCONNECT_EVT;
tBTA_GATTS_RCB *p_reg;
APPL_TRACE_DEBUG ("bta_gatts_conn_cback gatt_if=%d conn_id=%d connected=%d reason = 0x%04d",
gatt_if, conn_id, connected, reason);
APPL_TRACE_DEBUG("bta_gatts_conn_cback bda :%02x-%02x-%02x-%02x-%02x-%02x ",
bda[0], bda[1], bda[2], bda[3], bda[4], bda[5]);
bt_bdaddr_t bdaddr;
bdcpy(bdaddr.address, bda);
/*
if (connected)
btif_debug_conn_state(bdaddr, BTIF_DEBUG_CONNECTED, GATT_CONN_UNKNOWN);
else
btif_debug_conn_state(bdaddr, BTIF_DEBUG_DISCONNECTED, reason);
*/
p_reg = bta_gatts_find_app_rcb_by_app_if(gatt_if);
if (p_reg && p_reg->p_cback)
{
/* there is no RM for GATT */
if (transport == BTA_TRANSPORT_BR_EDR)
{
if (connected)
bta_sys_conn_open(BTA_ID_GATTS, BTA_ALL_APP_ID, bda);
else
bta_sys_conn_close( BTA_ID_GATTS ,BTA_ALL_APP_ID, bda);
}
cb_data.conn.conn_id = conn_id;
cb_data.conn.server_if = gatt_if;
cb_data.conn.reason = reason;
cb_data.conn.transport = transport;
memcpy(cb_data.conn.remote_bda, bda, BD_ADDR_LEN);
(*p_reg->p_cback)(evt, &cb_data);
}
else
{
APPL_TRACE_ERROR("bta_gatts_conn_cback server_if=%d not found",gatt_if);
}
}
/*******************************************************************************
**
** Function bta_gatts_cong_cback
**
** Description congestion callback.
**
** Returns none.
**
*******************************************************************************/
static void bta_gatts_cong_cback (UINT16 conn_id, BOOLEAN congested)
{
tBTA_GATTS_RCB *p_rcb;
tGATT_IF gatt_if;
tBTA_GATT_TRANSPORT transport;
tBTA_GATTS cb_data;
if (GATT_GetConnectionInfor(conn_id, &gatt_if, cb_data.req_data.remote_bda, &transport))
{
p_rcb = bta_gatts_find_app_rcb_by_app_if(gatt_if);
if (p_rcb && p_rcb->p_cback)
{
cb_data.congest.conn_id = conn_id;
cb_data.congest.congested = congested;
(*p_rcb->p_cback)(BTA_GATTS_CONGEST_EVT, &cb_data);
}
}
}
#endif /* BTA_GATT_INCLUDED */