2202 lines
78 KiB
C
2202 lines
78 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2003-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/******************************************************************************
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*
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* This file contains the GATT client action functions for the state
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* machine.
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*
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******************************************************************************/
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#define LOG_TAG "bt_bta_gattc"
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#include "bt_target.h"
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#include "utl.h"
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#include "gki.h"
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#include "bta_sys.h"
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#include "bta_gattc_int.h"
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#include "l2c_api.h"
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#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
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#include "bta_hh_int.h"
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#endif
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// #include "btif/include/btif_debug_conn.h"
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#include <string.h>
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// #include "osi/include/log.h"
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#if BTA_GATT_INCLUDED && BLE_INCLUDED == TRUE
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/*****************************************************************************
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** Constants
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*****************************************************************************/
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static void bta_gattc_conn_cback(tGATT_IF gattc_if, BD_ADDR bda, UINT16 conn_id,
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BOOLEAN connected, tGATT_DISCONN_REASON reason,
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tBT_TRANSPORT transport);
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static void bta_gattc_cmpl_cback(UINT16 conn_id, tGATTC_OPTYPE op, tGATT_STATUS status,
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tGATT_CL_COMPLETE *p_data);
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static void bta_gattc_cmpl_sendmsg(UINT16 conn_id, tGATTC_OPTYPE op,
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tBTA_GATT_STATUS status,
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tGATT_CL_COMPLETE *p_data);
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static void bta_gattc_deregister_cmpl(tBTA_GATTC_RCB *p_clreg);
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static void bta_gattc_enc_cmpl_cback(tGATT_IF gattc_if, BD_ADDR bda);
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static void bta_gattc_cong_cback (UINT16 conn_id, BOOLEAN congested);
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static tGATT_CBACK bta_gattc_cl_cback = {
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bta_gattc_conn_cback,
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bta_gattc_cmpl_cback,
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bta_gattc_disc_res_cback,
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bta_gattc_disc_cmpl_cback,
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NULL,
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bta_gattc_enc_cmpl_cback,
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bta_gattc_cong_cback
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};
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/* opcode(tGATTC_OPTYPE) order has to be comply with internal event order */
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static UINT16 bta_gattc_opcode_to_int_evt[] = {
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BTA_GATTC_API_READ_EVT,
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BTA_GATTC_API_WRITE_EVT,
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BTA_GATTC_API_EXEC_EVT,
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BTA_GATTC_API_CFG_MTU_EVT
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};
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#if (BT_TRACE_VERBOSE == TRUE)
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static const char *bta_gattc_op_code_name[] = {
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"Unknown",
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"Discovery",
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"Read",
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"Write",
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"Exec",
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"Config",
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"Notification",
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"Indication"
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};
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#endif
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/*****************************************************************************
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** Action Functions
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*****************************************************************************/
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/*******************************************************************************
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**
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** Function bta_gattc_enable
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**
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** Description Enables GATTC module
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**
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**
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** Returns void
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**
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*******************************************************************************/
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static void bta_gattc_enable(tBTA_GATTC_CB *p_cb)
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{
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APPL_TRACE_DEBUG("bta_gattc_enable");
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if (p_cb->state == BTA_GATTC_STATE_DISABLED) {
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/* initialize control block */
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memset(&bta_gattc_cb, 0, sizeof(tBTA_GATTC_CB));
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p_cb->state = BTA_GATTC_STATE_ENABLED;
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} else {
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APPL_TRACE_DEBUG("GATTC is arelady enabled");
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}
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}
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/*******************************************************************************
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**
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** Function bta_gattc_disable
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**
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** Description Disable GATTC module by cleaning up all active connections
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** and deregister all application.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_gattc_disable(tBTA_GATTC_CB *p_cb)
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{
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UINT8 i;
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APPL_TRACE_DEBUG("bta_gattc_disable");
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if (p_cb->state != BTA_GATTC_STATE_ENABLED) {
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APPL_TRACE_ERROR("not enabled or disable in pogress");
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return;
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}
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for (i = 0; i < BTA_GATTC_CL_MAX; i ++) {
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if (p_cb->cl_rcb[i].in_use) {
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p_cb->state = BTA_GATTC_STATE_DISABLING;
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/* don't deregister HH GATT IF */
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/* HH GATT IF will be deregistered by bta_hh_le_deregister when disable HH */
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#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
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if (!bta_hh_le_is_hh_gatt_if(p_cb->cl_rcb[i].client_if)) {
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#endif
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bta_gattc_deregister(p_cb, &p_cb->cl_rcb[i]);
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#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
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}
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#endif
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}
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}
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/* no registered apps, indicate disable completed */
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if (p_cb->state != BTA_GATTC_STATE_DISABLING) {
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p_cb->state = BTA_GATTC_STATE_DISABLED;
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memset(p_cb, 0, sizeof(tBTA_GATTC_CB));
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}
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}
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/*******************************************************************************
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**
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** Function bta_gattc_register
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**
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** Description Register a GATT client application with BTA.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_gattc_register(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_data)
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{
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tBTA_GATTC cb_data;
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UINT8 i;
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tBT_UUID *p_app_uuid = &p_data->api_reg.app_uuid;
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tBTA_GATTC_INT_START_IF *p_buf;
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tBTA_GATT_STATUS status = BTA_GATT_NO_RESOURCES;
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APPL_TRACE_DEBUG("bta_gattc_register state %d\n", p_cb->state);
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memset(&cb_data, 0, sizeof(cb_data));
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cb_data.reg_oper.status = BTA_GATT_NO_RESOURCES;
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/* check if GATTC module is already enabled . Else enable */
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if (p_cb->state == BTA_GATTC_STATE_DISABLED) {
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bta_gattc_enable (p_cb);
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}
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/* todo need to check duplicate uuid */
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for (i = 0; i < BTA_GATTC_CL_MAX; i ++) {
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if (!p_cb->cl_rcb[i].in_use) {
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if ((p_app_uuid == NULL) || (p_cb->cl_rcb[i].client_if = GATT_Register(p_app_uuid, &bta_gattc_cl_cback)) == 0) {
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APPL_TRACE_ERROR("Register with GATT stack failed.\n");
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status = BTA_GATT_ERROR;
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} else {
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p_cb->cl_rcb[i].in_use = TRUE;
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p_cb->cl_rcb[i].p_cback = p_data->api_reg.p_cback;
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memcpy(&p_cb->cl_rcb[i].app_uuid, p_app_uuid, sizeof(tBT_UUID));
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/* BTA use the same client interface as BTE GATT statck */
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cb_data.reg_oper.client_if = p_cb->cl_rcb[i].client_if;
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if ((p_buf = (tBTA_GATTC_INT_START_IF *) GKI_getbuf(sizeof(tBTA_GATTC_INT_START_IF))) != NULL) {
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p_buf->hdr.event = BTA_GATTC_INT_START_IF_EVT;
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p_buf->client_if = p_cb->cl_rcb[i].client_if;
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APPL_TRACE_DEBUG("GATTC getbuf sucess.\n");
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bta_sys_sendmsg(p_buf);
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status = BTA_GATT_OK;
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} else {
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GATT_Deregister(p_cb->cl_rcb[i].client_if);
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status = BTA_GATT_NO_RESOURCES;
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memset( &p_cb->cl_rcb[i], 0 , sizeof(tBTA_GATTC_RCB));
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}
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break;
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}
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}
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}
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/* callback with register event */
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if (p_data->api_reg.p_cback) {
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if (p_app_uuid != NULL) {
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memcpy(&(cb_data.reg_oper.app_uuid), p_app_uuid, sizeof(tBT_UUID));
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}
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cb_data.reg_oper.status = status;
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(*p_data->api_reg.p_cback)(BTA_GATTC_REG_EVT, (tBTA_GATTC *)&cb_data);
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}
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}
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/*******************************************************************************
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**
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** Function bta_gattc_start_if
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**
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** Description start an application interface.
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**
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** Returns none.
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**
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*******************************************************************************/
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void bta_gattc_start_if(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg)
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{
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UNUSED(p_cb);
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if (bta_gattc_cl_get_regcb(p_msg->int_start_if.client_if) != NULL ) {
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GATT_StartIf(p_msg->int_start_if.client_if);
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} else {
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APPL_TRACE_ERROR("Unable to start app.: Unknown interface =%d", p_msg->int_start_if.client_if );
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}
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}
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/*******************************************************************************
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**
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** Function bta_gattc_deregister
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**
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** Description De-Register a GATT client application with BTA.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_gattc_deregister(tBTA_GATTC_CB *p_cb, tBTA_GATTC_RCB *p_clreg)
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{
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UINT8 i;
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BT_HDR buf;
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if (p_clreg != NULL) {
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/* remove bg connection associated with this rcb */
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for (i = 0; i < BTA_GATTC_KNOWN_SR_MAX; i ++) {
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if (p_cb->bg_track[i].in_use) {
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if (p_cb->bg_track[i].cif_mask & (1 << (p_clreg->client_if - 1))) {
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bta_gattc_mark_bg_conn(p_clreg->client_if, p_cb->bg_track[i].remote_bda, FALSE, FALSE);
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GATT_CancelConnect(p_clreg->client_if, p_cb->bg_track[i].remote_bda, FALSE);
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}
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if (p_cb->bg_track[i].cif_adv_mask & (1 << (p_clreg->client_if - 1))) {
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bta_gattc_mark_bg_conn(p_clreg->client_if, p_cb->bg_track[i].remote_bda, FALSE, TRUE);
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}
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}
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}
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if (p_clreg->num_clcb > 0) {
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/* close all CLCB related to this app */
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for (i = 0; i < BTA_GATTC_CLCB_MAX; i ++) {
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if (p_cb->clcb[i].in_use && (p_cb->clcb[i].p_rcb == p_clreg)) {
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p_clreg->dereg_pending = TRUE;
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buf.event = BTA_GATTC_API_CLOSE_EVT;
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buf.layer_specific = p_cb->clcb[i].bta_conn_id;
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bta_gattc_close(&p_cb->clcb[i], (tBTA_GATTC_DATA *)&buf) ;
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}
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}
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} else {
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bta_gattc_deregister_cmpl(p_clreg);
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}
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} else {
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APPL_TRACE_ERROR("bta_gattc_deregister Deregister Failedm unknown client cif");
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}
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}
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/*******************************************************************************
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**
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** Function bta_gattc_process_api_open
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**
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** Description process connect API request.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_gattc_process_api_open (tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg)
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{
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UINT16 event = ((BT_HDR *)p_msg)->event;
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tBTA_GATTC_CLCB *p_clcb = NULL;
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tBTA_GATTC_RCB *p_clreg = bta_gattc_cl_get_regcb(p_msg->api_conn.client_if);
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UNUSED(p_cb);
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if (p_clreg != NULL) {
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if (p_msg->api_conn.is_direct) {
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if ((p_clcb = bta_gattc_find_alloc_clcb(p_msg->api_conn.client_if,
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p_msg->api_conn.remote_bda,
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p_msg->api_conn.transport)) != NULL) {
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bta_gattc_sm_execute(p_clcb, event, p_msg);
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} else {
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APPL_TRACE_ERROR("No resources to open a new connection.");
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bta_gattc_send_open_cback(p_clreg,
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BTA_GATT_NO_RESOURCES,
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p_msg->api_conn.remote_bda,
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BTA_GATT_INVALID_CONN_ID,
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p_msg->api_conn.transport, 0);
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}
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} else {
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bta_gattc_init_bk_conn(&p_msg->api_conn, p_clreg);
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}
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} else {
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APPL_TRACE_ERROR("bta_gattc_process_api_open Failed, unknown client_if: %d",
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p_msg->api_conn.client_if);
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}
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}
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/*******************************************************************************
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**
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** Function bta_gattc_process_api_open_cancel
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**
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** Description process connect API request.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_gattc_process_api_open_cancel (tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg)
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{
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UINT16 event = ((BT_HDR *)p_msg)->event;
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tBTA_GATTC_CLCB *p_clcb = NULL;
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tBTA_GATTC_RCB *p_clreg;
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tBTA_GATTC cb_data;
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UNUSED(p_cb);
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if (p_msg->api_cancel_conn.is_direct) {
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if ((p_clcb = bta_gattc_find_clcb_by_cif(p_msg->api_cancel_conn.client_if,
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p_msg->api_cancel_conn.remote_bda,
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BTA_GATT_TRANSPORT_LE)) != NULL) {
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bta_gattc_sm_execute(p_clcb, event, p_msg);
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} else {
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APPL_TRACE_ERROR("No such connection need to be cancelled");
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p_clreg = bta_gattc_cl_get_regcb(p_msg->api_cancel_conn.client_if);
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if (p_clreg && p_clreg->p_cback) {
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cb_data.status = BTA_GATT_ERROR;
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(*p_clreg->p_cback)(BTA_GATTC_CANCEL_OPEN_EVT, &cb_data);
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}
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}
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} else {
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bta_gattc_cancel_bk_conn(&p_msg->api_cancel_conn);
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}
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}
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/*******************************************************************************
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**
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** Function bta_gattc_process_enc_cmpl
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**
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** Description process encryption complete message.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_gattc_process_enc_cmpl(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg)
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{
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tBTA_GATTC_RCB *p_clreg;
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tBTA_GATTC cb_data;
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UNUSED(p_cb);
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p_clreg = bta_gattc_cl_get_regcb(p_msg->enc_cmpl.client_if);
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if (p_clreg && p_clreg->p_cback) {
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memset(&cb_data, 0, sizeof(tBTA_GATTC));
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cb_data.enc_cmpl.client_if = p_msg->enc_cmpl.client_if;
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bdcpy(cb_data.enc_cmpl.remote_bda, p_msg->enc_cmpl.remote_bda);
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(*p_clreg->p_cback)(BTA_GATTC_ENC_CMPL_CB_EVT, &cb_data);
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}
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}
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/*******************************************************************************
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**
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** Function bta_gattc_cancel_open_error
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**
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** Description
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_gattc_cancel_open_error(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
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{
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tBTA_GATTC cb_data;
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UNUSED(p_data);
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cb_data.status = BTA_GATT_ERROR;
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if ( p_clcb && p_clcb->p_rcb && p_clcb->p_rcb->p_cback ) {
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(*p_clcb->p_rcb->p_cback)(BTA_GATTC_CANCEL_OPEN_EVT, &cb_data);
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}
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}
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/*******************************************************************************
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**
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** Function bta_gattc_open_error
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**
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** Description
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_gattc_open_error(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
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{
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UNUSED(p_data);
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APPL_TRACE_ERROR("Connection already opened. wrong state");
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bta_gattc_send_open_cback(p_clcb->p_rcb,
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BTA_GATT_OK,
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p_clcb->bda,
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p_clcb->bta_conn_id,
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p_clcb->transport,
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0);
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}
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/*******************************************************************************
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**
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** Function bta_gattc_open_fail
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**
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** Description
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**
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** Returns void
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**
|
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*******************************************************************************/
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void bta_gattc_open_fail(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
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{
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UNUSED(p_data);
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bta_gattc_send_open_cback(p_clcb->p_rcb,
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BTA_GATT_ERROR,
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p_clcb->bda,
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p_clcb->bta_conn_id,
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p_clcb->transport,
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0);
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/* open failure, remove clcb */
|
|
bta_gattc_clcb_dealloc(p_clcb);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_open
|
|
**
|
|
** Description Process API connection function.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_open(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
tBTA_GATTC_DATA gattc_data;
|
|
|
|
/* open/hold a connection */
|
|
if (!GATT_Connect(p_clcb->p_rcb->client_if, p_data->api_conn.remote_bda,
|
|
TRUE, p_data->api_conn.transport)) {
|
|
APPL_TRACE_ERROR("Connection open failure");
|
|
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_INT_OPEN_FAIL_EVT, p_data);
|
|
} else {
|
|
/* a connected remote device */
|
|
if (GATT_GetConnIdIfConnected(p_clcb->p_rcb->client_if,
|
|
p_data->api_conn.remote_bda,
|
|
&p_clcb->bta_conn_id,
|
|
p_data->api_conn.transport)) {
|
|
gattc_data.int_conn.hdr.layer_specific = p_clcb->bta_conn_id;
|
|
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_INT_CONN_EVT, &gattc_data);
|
|
}
|
|
/* else wait for the callback event */
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_init_bk_conn
|
|
**
|
|
** Description Process API Open for a background connection
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_init_bk_conn(tBTA_GATTC_API_OPEN *p_data, tBTA_GATTC_RCB *p_clreg)
|
|
{
|
|
tBTA_GATT_STATUS status = BTA_GATT_NO_RESOURCES;
|
|
UINT16 conn_id;
|
|
tBTA_GATTC_CLCB *p_clcb;
|
|
tBTA_GATTC_DATA gattc_data;
|
|
|
|
if (bta_gattc_mark_bg_conn(p_data->client_if, p_data->remote_bda, TRUE, FALSE)) {
|
|
/* always call open to hold a connection */
|
|
if (!GATT_Connect(p_data->client_if, p_data->remote_bda, FALSE, p_data->transport)) {
|
|
uint8_t *bda = (uint8_t *)p_data->remote_bda;
|
|
status = BTA_GATT_ERROR;
|
|
APPL_TRACE_ERROR("%s unable to connect to remote bd_addr:%02x:%02x:%02x:%02x:%02x:%02x",
|
|
__func__, bda[0], bda[1], bda[2], bda[3], bda[4], bda[5]);
|
|
|
|
} else {
|
|
status = BTA_GATT_OK;
|
|
|
|
/* if is a connected remote device */
|
|
if (GATT_GetConnIdIfConnected(p_data->client_if,
|
|
p_data->remote_bda,
|
|
&conn_id,
|
|
p_data->transport)) {
|
|
if ((p_clcb = bta_gattc_find_alloc_clcb(p_data->client_if, p_data->remote_bda,
|
|
BTA_GATT_TRANSPORT_LE)) != NULL) {
|
|
gattc_data.hdr.layer_specific = p_clcb->bta_conn_id = conn_id;
|
|
|
|
/* open connection */
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_INT_CONN_EVT, &gattc_data);
|
|
status = BTA_GATT_OK;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* open failure, report OPEN_EVT */
|
|
if (status != BTA_GATT_OK) {
|
|
bta_gattc_send_open_cback(p_clreg, status, p_data->remote_bda,
|
|
BTA_GATT_INVALID_CONN_ID, BTA_GATT_TRANSPORT_LE, 0);
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_cancel_bk_conn
|
|
**
|
|
** Description Process API Cancel Open for a background connection
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_cancel_bk_conn(tBTA_GATTC_API_CANCEL_OPEN *p_data)
|
|
{
|
|
tBTA_GATTC_RCB *p_clreg;
|
|
tBTA_GATTC cb_data;
|
|
cb_data.status = BTA_GATT_ERROR;
|
|
|
|
/* remove the device from the bg connection mask */
|
|
if (bta_gattc_mark_bg_conn(p_data->client_if, p_data->remote_bda, FALSE, FALSE)) {
|
|
if (GATT_CancelConnect(p_data->client_if, p_data->remote_bda, FALSE)) {
|
|
cb_data.status = BTA_GATT_OK;
|
|
} else {
|
|
APPL_TRACE_ERROR("bta_gattc_cancel_bk_conn failed");
|
|
}
|
|
}
|
|
p_clreg = bta_gattc_cl_get_regcb(p_data->client_if);
|
|
|
|
if (p_clreg && p_clreg->p_cback) {
|
|
(*p_clreg->p_cback)(BTA_GATTC_CANCEL_OPEN_EVT, &cb_data);
|
|
}
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_int_cancel_open_ok
|
|
**
|
|
** Description
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_cancel_open_ok(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
tBTA_GATTC cb_data;
|
|
UNUSED(p_data);
|
|
|
|
if ( p_clcb->p_rcb->p_cback ) {
|
|
cb_data.status = BTA_GATT_OK;
|
|
(*p_clcb->p_rcb->p_cback)(BTA_GATTC_CANCEL_OPEN_EVT, &cb_data);
|
|
}
|
|
|
|
bta_gattc_clcb_dealloc(p_clcb);
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_cancel_open
|
|
**
|
|
** Description
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_cancel_open(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
tBTA_GATTC cb_data;
|
|
|
|
if (GATT_CancelConnect(p_clcb->p_rcb->client_if, p_data->api_cancel_conn.remote_bda, TRUE)) {
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_INT_CANCEL_OPEN_OK_EVT, p_data);
|
|
} else {
|
|
if ( p_clcb->p_rcb->p_cback ) {
|
|
cb_data.status = BTA_GATT_ERROR;
|
|
(*p_clcb->p_rcb->p_cback)(BTA_GATTC_CANCEL_OPEN_EVT, &cb_data);
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_conn
|
|
**
|
|
** Description receive connection callback from stack
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_conn(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
tBTA_GATTC_IF gatt_if;
|
|
APPL_TRACE_DEBUG("bta_gattc_conn server cache state=%d", p_clcb->p_srcb->state);
|
|
|
|
if (p_data != NULL) {
|
|
APPL_TRACE_DEBUG("bta_gattc_conn conn_id=%d", p_data->hdr.layer_specific);
|
|
p_clcb->bta_conn_id = p_data->int_conn.hdr.layer_specific;
|
|
|
|
GATT_GetConnectionInfor(p_data->hdr.layer_specific,
|
|
&gatt_if, p_clcb->bda, &p_clcb->transport);
|
|
}
|
|
|
|
p_clcb->p_srcb->connected = TRUE;
|
|
|
|
if (p_clcb->p_srcb->mtu == 0) {
|
|
p_clcb->p_srcb->mtu = GATT_DEF_BLE_MTU_SIZE;
|
|
}
|
|
|
|
/* start database cache if needed */
|
|
if (p_clcb->p_srcb->p_srvc_cache == NULL ||
|
|
p_clcb->p_srcb->state != BTA_GATTC_SERV_IDLE) {
|
|
if (p_clcb->p_srcb->state == BTA_GATTC_SERV_IDLE) {
|
|
p_clcb->p_srcb->state = BTA_GATTC_SERV_LOAD;
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_START_CACHE_EVT, NULL);
|
|
} else { /* cache is building */
|
|
p_clcb->state = BTA_GATTC_DISCOVER_ST;
|
|
}
|
|
}
|
|
|
|
else {
|
|
/* a pending service handle change indication */
|
|
if (p_clcb->p_srcb->srvc_hdl_chg) {
|
|
p_clcb->p_srcb->srvc_hdl_chg = FALSE;
|
|
/* start discovery */
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_INT_DISCOVER_EVT, NULL);
|
|
}
|
|
}
|
|
|
|
if (p_clcb->p_rcb) {
|
|
/* there is no RM for GATT */
|
|
if (p_clcb->transport == BTA_TRANSPORT_BR_EDR) {
|
|
bta_sys_conn_open(BTA_ID_GATTC, BTA_ALL_APP_ID, p_clcb->bda);
|
|
}
|
|
|
|
bta_gattc_send_open_cback(p_clcb->p_rcb,
|
|
BTA_GATT_OK,
|
|
p_clcb->bda,
|
|
p_clcb->bta_conn_id,
|
|
p_clcb->transport,
|
|
p_clcb->p_srcb->mtu);
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_close_fail
|
|
**
|
|
** Description close a connection.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_close_fail(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
tBTA_GATTC cb_data;
|
|
|
|
if ( p_clcb->p_rcb->p_cback ) {
|
|
memset(&cb_data, 0, sizeof(tBTA_GATTC));
|
|
cb_data.close.client_if = p_clcb->p_rcb->client_if;
|
|
cb_data.close.conn_id = p_data->hdr.layer_specific;
|
|
bdcpy(cb_data.close.remote_bda, p_clcb->bda);
|
|
cb_data.close.status = BTA_GATT_ERROR;
|
|
cb_data.close.reason = BTA_GATT_CONN_NONE;
|
|
|
|
|
|
(*p_clcb->p_rcb->p_cback)(BTA_GATTC_CLOSE_EVT, &cb_data);
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_api_close
|
|
**
|
|
** Description close a GATTC connection.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_close(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
tBTA_GATTC_CBACK *p_cback = p_clcb->p_rcb->p_cback;
|
|
tBTA_GATTC_RCB *p_clreg = p_clcb->p_rcb;
|
|
tBTA_GATTC cb_data;
|
|
|
|
APPL_TRACE_DEBUG("bta_gattc_close conn_id=%d", p_clcb->bta_conn_id);
|
|
|
|
cb_data.close.client_if = p_clcb->p_rcb->client_if;
|
|
cb_data.close.conn_id = p_clcb->bta_conn_id;
|
|
cb_data.close.reason = p_clcb->reason;
|
|
cb_data.close.status = p_clcb->status;
|
|
bdcpy(cb_data.close.remote_bda, p_clcb->bda);
|
|
|
|
if (p_clcb->transport == BTA_TRANSPORT_BR_EDR) {
|
|
bta_sys_conn_close( BTA_ID_GATTC , BTA_ALL_APP_ID, p_clcb->bda);
|
|
}
|
|
|
|
bta_gattc_clcb_dealloc(p_clcb);
|
|
|
|
if (p_data->hdr.event == BTA_GATTC_API_CLOSE_EVT) {
|
|
cb_data.close.status = GATT_Disconnect(p_data->hdr.layer_specific);
|
|
} else if (p_data->hdr.event == BTA_GATTC_INT_DISCONN_EVT) {
|
|
cb_data.close.status = p_data->int_conn.reason;
|
|
cb_data.close.reason = p_data->int_conn.reason;
|
|
}
|
|
|
|
if (p_cback) {
|
|
(* p_cback)(BTA_GATTC_CLOSE_EVT, (tBTA_GATTC *)&cb_data);
|
|
}
|
|
|
|
if (p_clreg->num_clcb == 0 && p_clreg->dereg_pending) {
|
|
bta_gattc_deregister_cmpl(p_clreg);
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_reset_discover_st
|
|
**
|
|
** Description when a SRCB finished discovery, tell all related clcb.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_reset_discover_st(tBTA_GATTC_SERV *p_srcb, tBTA_GATT_STATUS status)
|
|
{
|
|
tBTA_GATTC_CB *p_cb = &bta_gattc_cb;
|
|
UINT8 i;
|
|
|
|
for (i = 0; i < BTA_GATTC_CLCB_MAX; i ++) {
|
|
if (p_cb->clcb[i].p_srcb == p_srcb) {
|
|
p_cb->clcb[i].status = status;
|
|
bta_gattc_sm_execute(&p_cb->clcb[i], BTA_GATTC_DISCOVER_CMPL_EVT, NULL);
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_disc_close
|
|
**
|
|
** Description close a GATTC connection while in discovery state.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_disc_close(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
APPL_TRACE_DEBUG("%s: Discovery cancel conn_id=%d", __func__,
|
|
p_clcb->bta_conn_id);
|
|
|
|
if (p_clcb->disc_active) {
|
|
bta_gattc_reset_discover_st(p_clcb->p_srcb, BTA_GATT_ERROR);
|
|
} else {
|
|
p_clcb->state = BTA_GATTC_CONN_ST;
|
|
}
|
|
|
|
// This function only gets called as the result of a BTA_GATTC_API_CLOSE_EVT
|
|
// while in the BTA_GATTC_DISCOVER_ST state. Once the state changes, the
|
|
// connection itself still needs to be closed to resolve the original event.
|
|
if (p_clcb->state == BTA_GATTC_CONN_ST) {
|
|
APPL_TRACE_DEBUG("State is back to BTA_GATTC_CONN_ST. "
|
|
"Trigger connection close");
|
|
bta_gattc_close(p_clcb, p_data);
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_set_discover_st
|
|
**
|
|
** Description when a SRCB start discovery, tell all related clcb and set
|
|
** the state.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_set_discover_st(tBTA_GATTC_SERV *p_srcb)
|
|
{
|
|
tBTA_GATTC_CB *p_cb = &bta_gattc_cb;
|
|
UINT8 i;
|
|
|
|
#if BLE_INCLUDED == TRUE
|
|
L2CA_EnableUpdateBleConnParams(p_srcb->server_bda, FALSE);
|
|
#endif
|
|
for (i = 0; i < BTA_GATTC_CLCB_MAX; i ++) {
|
|
if (p_cb->clcb[i].p_srcb == p_srcb) {
|
|
p_cb->clcb[i].status = BTA_GATT_OK;
|
|
p_cb->clcb[i].state = BTA_GATTC_DISCOVER_ST;
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_restart_discover
|
|
**
|
|
** Description process service change in discovery state, mark up the auto
|
|
** update flag and set status to be discovery cancel for current
|
|
** discovery.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_restart_discover(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UNUSED(p_data);
|
|
|
|
p_clcb->status = BTA_GATT_CANCEL;
|
|
p_clcb->auto_update = BTA_GATTC_DISC_WAITING;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_cfg_mtu
|
|
**
|
|
** Description Configure MTU size on the GATT connection.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_cfg_mtu(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
tBTA_GATT_STATUS status;
|
|
|
|
if (bta_gattc_enqueue(p_clcb, p_data)) {
|
|
status = GATTC_ConfigureMTU (p_clcb->bta_conn_id, p_data->api_mtu.mtu);
|
|
|
|
/* if failed, return callback here */
|
|
if (status != GATT_SUCCESS && status != GATT_CMD_STARTED) {
|
|
/* Dequeue the data, if it was enqueued */
|
|
if (p_clcb->p_q_cmd == p_data) {
|
|
p_clcb->p_q_cmd = NULL;
|
|
}
|
|
|
|
bta_gattc_cmpl_sendmsg(p_clcb->bta_conn_id, GATTC_OPTYPE_CONFIG, status, NULL);
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_start_discover
|
|
**
|
|
** Description Start a discovery send to server.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_start_discover(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UNUSED(p_data);
|
|
|
|
APPL_TRACE_DEBUG("bta_gattc_start_discover conn_id=%d p_clcb->p_srcb->state = %d ",
|
|
p_clcb->bta_conn_id, p_clcb->p_srcb->state);
|
|
|
|
if (((p_clcb->p_q_cmd == NULL || p_clcb->auto_update == BTA_GATTC_REQ_WAITING) &&
|
|
p_clcb->p_srcb->state == BTA_GATTC_SERV_IDLE) ||
|
|
p_clcb->p_srcb->state == BTA_GATTC_SERV_DISC)
|
|
/* no pending operation, start discovery right away */
|
|
{
|
|
p_clcb->auto_update = BTA_GATTC_NO_SCHEDULE;
|
|
|
|
if (p_clcb->p_srcb != NULL) {
|
|
/* clear the service change mask */
|
|
p_clcb->p_srcb->srvc_hdl_chg = FALSE;
|
|
p_clcb->p_srcb->update_count = 0;
|
|
p_clcb->p_srcb->state = BTA_GATTC_SERV_DISC_ACT;
|
|
|
|
if (p_clcb->transport == BTA_TRANSPORT_LE) {
|
|
L2CA_EnableUpdateBleConnParams(p_clcb->p_srcb->server_bda, FALSE);
|
|
}
|
|
|
|
/* set all srcb related clcb into discovery ST */
|
|
bta_gattc_set_discover_st(p_clcb->p_srcb);
|
|
|
|
if ((p_clcb->status = bta_gattc_init_cache(p_clcb->p_srcb)) == BTA_GATT_OK) {
|
|
p_clcb->status = bta_gattc_discover_pri_service(p_clcb->bta_conn_id,
|
|
p_clcb->p_srcb, GATT_DISC_SRVC_ALL);
|
|
}
|
|
if (p_clcb->status != BTA_GATT_OK) {
|
|
APPL_TRACE_ERROR("discovery on server failed");
|
|
bta_gattc_reset_discover_st(p_clcb->p_srcb, p_clcb->status);
|
|
} else {
|
|
p_clcb->disc_active = TRUE;
|
|
}
|
|
} else {
|
|
APPL_TRACE_ERROR("unknown device, can not start discovery");
|
|
}
|
|
}
|
|
/* pending operation, wait until it finishes */
|
|
else {
|
|
p_clcb->auto_update = BTA_GATTC_DISC_WAITING;
|
|
|
|
if (p_clcb->p_srcb->state == BTA_GATTC_SERV_IDLE) {
|
|
p_clcb->state = BTA_GATTC_CONN_ST; /* set clcb state */
|
|
}
|
|
}
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_disc_cmpl
|
|
**
|
|
** Description discovery on server is finished
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_disc_cmpl(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
tBTA_GATTC_DATA *p_q_cmd = p_clcb->p_q_cmd;
|
|
UNUSED(p_data);
|
|
|
|
APPL_TRACE_DEBUG("bta_gattc_disc_cmpl conn_id=%d", p_clcb->bta_conn_id);
|
|
|
|
#if BLE_INCLUDED == TRUE
|
|
if (p_clcb->transport == BTA_TRANSPORT_LE) {
|
|
L2CA_EnableUpdateBleConnParams(p_clcb->p_srcb->server_bda, TRUE);
|
|
}
|
|
#endif
|
|
p_clcb->p_srcb->state = BTA_GATTC_SERV_IDLE;
|
|
p_clcb->disc_active = FALSE;
|
|
|
|
if (p_clcb->status != GATT_SUCCESS) {
|
|
/* clean up cache */
|
|
if (p_clcb->p_srcb && p_clcb->p_srcb->p_srvc_cache) {
|
|
while (!GKI_queue_is_empty(&p_clcb->p_srcb->cache_buffer)) {
|
|
GKI_freebuf (GKI_dequeue (&p_clcb->p_srcb->cache_buffer));
|
|
}
|
|
p_clcb->p_srcb->p_srvc_cache = NULL;
|
|
}
|
|
|
|
/* used to reset cache in application */
|
|
bta_gattc_co_cache_reset(p_clcb->p_srcb->server_bda);
|
|
}
|
|
/* release pending attribute list buffer */
|
|
utl_freebuf((void **)&p_clcb->p_srcb->p_srvc_list);
|
|
|
|
if (p_clcb->auto_update == BTA_GATTC_DISC_WAITING) {
|
|
/* start discovery again */
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_INT_DISCOVER_EVT, NULL);
|
|
}
|
|
/* get any queued command to proceed */
|
|
else if (p_q_cmd != NULL) {
|
|
p_clcb->p_q_cmd = NULL;
|
|
|
|
bta_gattc_sm_execute(p_clcb, p_q_cmd->hdr.event, p_q_cmd);
|
|
/* if the command executed requeued the cmd, we don't
|
|
* want to free the underlying buffer that's being
|
|
* referenced by p_clcb->p_q_cmd
|
|
*/
|
|
if (p_q_cmd != p_clcb->p_q_cmd) {
|
|
utl_freebuf((void **)&p_q_cmd);
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_read
|
|
**
|
|
** Description Read an attribute
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_read(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UINT16 handle = 0;
|
|
tGATT_READ_PARAM read_param;
|
|
tBTA_GATT_STATUS status;
|
|
|
|
memset (&read_param, 0 , sizeof(tGATT_READ_PARAM));
|
|
|
|
if (bta_gattc_enqueue(p_clcb, p_data)) {
|
|
if ((handle = bta_gattc_id2handle(p_clcb->p_srcb,
|
|
&p_data->api_read.srvc_id,
|
|
&p_data->api_read.char_id,
|
|
p_data->api_read.p_descr_type)) == 0) {
|
|
status = BTA_GATT_ERROR;
|
|
} else {
|
|
read_param.by_handle.handle = handle;
|
|
read_param.by_handle.auth_req = p_data->api_read.auth_req;
|
|
|
|
status = GATTC_Read(p_clcb->bta_conn_id, GATT_READ_BY_HANDLE, &read_param);
|
|
}
|
|
|
|
/* read fail */
|
|
if (status != BTA_GATT_OK) {
|
|
/* Dequeue the data, if it was enqueued */
|
|
if (p_clcb->p_q_cmd == p_data) {
|
|
p_clcb->p_q_cmd = NULL;
|
|
}
|
|
|
|
bta_gattc_cmpl_sendmsg(p_clcb->bta_conn_id, GATTC_OPTYPE_READ, status, NULL);
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_read_multi
|
|
**
|
|
** Description read multiple
|
|
**
|
|
** Returns None.
|
|
*********************************************************************************/
|
|
void bta_gattc_read_multi(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UINT16 i, handle;
|
|
tBTA_GATT_STATUS status = BTA_GATT_OK;
|
|
tGATT_READ_PARAM read_param;
|
|
tBTA_GATTC_ATTR_ID *p_id;
|
|
|
|
if (bta_gattc_enqueue(p_clcb, p_data)) {
|
|
memset(&read_param, 0, sizeof(tGATT_READ_PARAM));
|
|
|
|
p_id = p_data->api_read_multi.p_id_list;
|
|
|
|
for (i = 0; i < p_data->api_read_multi.num_attr && p_id; i ++, p_id ++) {
|
|
handle = 0;
|
|
|
|
if (p_id->id_type == BTA_GATT_TYPE_CHAR) {
|
|
handle = bta_gattc_id2handle(p_clcb->p_srcb,
|
|
&p_id->id_value.char_id.srvc_id,
|
|
&p_id->id_value.char_id.char_id,
|
|
NULL);
|
|
} else if (p_id->id_type == BTA_GATT_TYPE_CHAR_DESCR) {
|
|
handle = bta_gattc_id2handle(p_clcb->p_srcb,
|
|
&p_id->id_value.char_descr_id.char_id.srvc_id,
|
|
&p_id->id_value.char_descr_id.char_id.char_id,
|
|
&p_id->id_value.char_descr_id.descr_id);
|
|
} else {
|
|
APPL_TRACE_ERROR("invalud ID type: %d", p_id->id_type);
|
|
}
|
|
|
|
if (handle == 0) {
|
|
status = BTA_GATT_ERROR;
|
|
break;
|
|
}
|
|
}
|
|
if (status == BTA_GATT_OK) {
|
|
read_param.read_multiple.num_handles = p_data->api_read_multi.num_attr;
|
|
read_param.read_multiple.auth_req = p_data->api_read_multi.auth_req;
|
|
|
|
status = GATTC_Read(p_clcb->bta_conn_id, GATT_READ_MULTIPLE, &read_param);
|
|
}
|
|
|
|
/* read fail */
|
|
if (status != BTA_GATT_OK) {
|
|
/* Dequeue the data, if it was enqueued */
|
|
if (p_clcb->p_q_cmd == p_data) {
|
|
p_clcb->p_q_cmd = NULL;
|
|
}
|
|
|
|
bta_gattc_cmpl_sendmsg(p_clcb->bta_conn_id, GATTC_OPTYPE_READ, status, NULL);
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_write
|
|
**
|
|
** Description Write an attribute
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_write(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UINT16 handle = 0;
|
|
tGATT_VALUE attr = {0};
|
|
tBTA_GATT_STATUS status = BTA_GATT_OK;
|
|
|
|
if (bta_gattc_enqueue(p_clcb, p_data)) {
|
|
if ((handle = bta_gattc_id2handle(p_clcb->p_srcb,
|
|
&p_data->api_write.srvc_id,
|
|
&p_data->api_write.char_id,
|
|
p_data->api_write.p_descr_type)) == 0) {
|
|
status = BTA_GATT_ERROR;
|
|
} else {
|
|
attr.handle = handle;
|
|
attr.offset = p_data->api_write.offset;
|
|
attr.len = p_data->api_write.len;
|
|
attr.auth_req = p_data->api_write.auth_req;
|
|
|
|
if (p_data->api_write.p_value) {
|
|
memcpy(attr.value, p_data->api_write.p_value, p_data->api_write.len);
|
|
}
|
|
|
|
status = GATTC_Write(p_clcb->bta_conn_id, p_data->api_write.write_type, &attr);
|
|
}
|
|
|
|
/* write fail */
|
|
if (status != BTA_GATT_OK) {
|
|
/* Dequeue the data, if it was enqueued */
|
|
if (p_clcb->p_q_cmd == p_data) {
|
|
p_clcb->p_q_cmd = NULL;
|
|
}
|
|
|
|
bta_gattc_cmpl_sendmsg(p_clcb->bta_conn_id, GATTC_OPTYPE_WRITE, status, NULL);
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_execute
|
|
**
|
|
** Description send execute write
|
|
**
|
|
** Returns None.
|
|
*********************************************************************************/
|
|
void bta_gattc_execute(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
tBTA_GATT_STATUS status;
|
|
|
|
if (bta_gattc_enqueue(p_clcb, p_data)) {
|
|
status = GATTC_ExecuteWrite(p_clcb->bta_conn_id, p_data->api_exec.is_execute);
|
|
|
|
if (status != BTA_GATT_OK) {
|
|
/* Dequeue the data, if it was enqueued */
|
|
if (p_clcb->p_q_cmd == p_data) {
|
|
p_clcb->p_q_cmd = NULL;
|
|
}
|
|
|
|
bta_gattc_cmpl_sendmsg(p_clcb->bta_conn_id, GATTC_OPTYPE_EXE_WRITE, status, NULL);
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_confirm
|
|
**
|
|
** Description send handle value confirmation
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_confirm(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UINT16 handle;
|
|
|
|
if ((handle = bta_gattc_id2handle(p_clcb->p_srcb,
|
|
&p_data->api_confirm.srvc_id,
|
|
&p_data->api_confirm.char_id,
|
|
NULL)) == 0) {
|
|
APPL_TRACE_ERROR("Can not map service/char ID into valid handle");
|
|
} else {
|
|
if (GATTC_SendHandleValueConfirm(p_data->api_confirm.hdr.layer_specific, handle)
|
|
!= GATT_SUCCESS) {
|
|
APPL_TRACE_ERROR("bta_gattc_confirm to handle [0x%04x] failed", handle);
|
|
} else {
|
|
/* if over BR_EDR, inform PM for mode change */
|
|
if (p_clcb->transport == BTA_TRANSPORT_BR_EDR) {
|
|
bta_sys_busy(BTA_ID_GATTC, BTA_ALL_APP_ID, p_clcb->bda);
|
|
bta_sys_idle(BTA_ID_GATTC, BTA_ALL_APP_ID, p_clcb->bda);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_read_cmpl
|
|
**
|
|
** Description read complete
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_read_cmpl(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_OP_CMPL *p_data)
|
|
{
|
|
UINT8 event;
|
|
tBTA_GATTC cb_data;
|
|
tBTA_GATT_READ_VAL read_value;
|
|
|
|
memset(&cb_data, 0, sizeof(tBTA_GATTC));
|
|
memset(&read_value, 0, sizeof(tBTA_GATT_READ_VAL));
|
|
|
|
cb_data.read.status = p_data->status;
|
|
|
|
if (p_data->p_cmpl != NULL && p_data->status == BTA_GATT_OK) {
|
|
if (bta_gattc_handle2id(p_clcb->p_srcb,
|
|
p_data->p_cmpl->att_value.handle,
|
|
&cb_data.read.srvc_id,
|
|
&cb_data.read.char_id,
|
|
&cb_data.read.descr_type) == FALSE) {
|
|
cb_data.read.status = BTA_GATT_INTERNAL_ERROR;
|
|
APPL_TRACE_ERROR("can not map to GATT ID. handle = 0x%04x",
|
|
p_data->p_cmpl->att_value.handle);
|
|
} else {
|
|
cb_data.read.status = bta_gattc_pack_read_cb_data(p_clcb->p_srcb,
|
|
&cb_data.read.descr_type.uuid,
|
|
&p_data->p_cmpl->att_value,
|
|
&read_value);
|
|
cb_data.read.p_value = &read_value;
|
|
}
|
|
} else {
|
|
cb_data.read.srvc_id = p_clcb->p_q_cmd->api_read.srvc_id;
|
|
cb_data.read.char_id = p_clcb->p_q_cmd->api_read.char_id;
|
|
if (p_clcb->p_q_cmd->api_read.p_descr_type)
|
|
memcpy(&cb_data.read.descr_type, p_clcb->p_q_cmd->api_read.p_descr_type,
|
|
sizeof(tBTA_GATT_ID));
|
|
}
|
|
|
|
event = (p_clcb->p_q_cmd->api_read.p_descr_type == NULL) ?
|
|
BTA_GATTC_READ_CHAR_EVT : BTA_GATTC_READ_DESCR_EVT;
|
|
cb_data.read.conn_id = p_clcb->bta_conn_id;
|
|
|
|
utl_freebuf((void **)&p_clcb->p_q_cmd);
|
|
/* read complete, callback */
|
|
( *p_clcb->p_rcb->p_cback)(event, (tBTA_GATTC *)&cb_data);
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_write_cmpl
|
|
**
|
|
** Description write complete
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_write_cmpl(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_OP_CMPL *p_data)
|
|
{
|
|
tBTA_GATTC cb_data = {0};
|
|
UINT8 event;
|
|
|
|
memset(&cb_data, 0, sizeof(tBTA_GATTC));
|
|
|
|
cb_data.write.status = p_data->status;
|
|
|
|
if (p_data->p_cmpl != NULL) {
|
|
bta_gattc_handle2id(p_clcb->p_srcb, p_data->p_cmpl->att_value.handle,
|
|
&cb_data.write.srvc_id, &cb_data.write.char_id,
|
|
&cb_data.write.descr_type);
|
|
} else {
|
|
memcpy(&cb_data.write.srvc_id, &p_clcb->p_q_cmd->api_write.srvc_id,
|
|
sizeof(tBTA_GATT_SRVC_ID));
|
|
memcpy(&cb_data.write.char_id, &p_clcb->p_q_cmd->api_write.char_id,
|
|
sizeof(tBTA_GATT_ID));
|
|
if (p_clcb->p_q_cmd->api_write.p_descr_type)
|
|
memcpy(&cb_data.write.descr_type, p_clcb->p_q_cmd->api_write.p_descr_type,
|
|
sizeof(tBTA_GATT_ID));
|
|
}
|
|
|
|
if (p_clcb->p_q_cmd->api_write.hdr.event == BTA_GATTC_API_WRITE_EVT &&
|
|
p_clcb->p_q_cmd->api_write.write_type == BTA_GATTC_WRITE_PREPARE)
|
|
|
|
{
|
|
event = BTA_GATTC_PREP_WRITE_EVT;
|
|
}
|
|
|
|
else if (p_clcb->p_q_cmd->api_write.p_descr_type == NULL)
|
|
|
|
{
|
|
event = BTA_GATTC_WRITE_CHAR_EVT;
|
|
}
|
|
|
|
else {
|
|
event = BTA_GATTC_WRITE_DESCR_EVT;
|
|
}
|
|
|
|
utl_freebuf((void **)&p_clcb->p_q_cmd);
|
|
cb_data.write.conn_id = p_clcb->bta_conn_id;
|
|
/* write complete, callback */
|
|
( *p_clcb->p_rcb->p_cback)(event, (tBTA_GATTC *)&cb_data);
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_exec_cmpl
|
|
**
|
|
** Description execute write complete
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_exec_cmpl(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_OP_CMPL *p_data)
|
|
{
|
|
tBTA_GATTC cb_data;
|
|
|
|
utl_freebuf((void **)&p_clcb->p_q_cmd);
|
|
|
|
p_clcb->status = BTA_GATT_OK;
|
|
|
|
/* execute complete, callback */
|
|
cb_data.exec_cmpl.conn_id = p_clcb->bta_conn_id;
|
|
cb_data.exec_cmpl.status = p_data->status;
|
|
|
|
( *p_clcb->p_rcb->p_cback)(BTA_GATTC_EXEC_EVT, &cb_data);
|
|
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_cfg_mtu_cmpl
|
|
**
|
|
** Description configure MTU operation complete
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_cfg_mtu_cmpl(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_OP_CMPL *p_data)
|
|
{
|
|
tBTA_GATTC cb_data;
|
|
|
|
utl_freebuf((void **)&p_clcb->p_q_cmd);
|
|
|
|
|
|
if (p_data->p_cmpl && p_data->status == BTA_GATT_OK) {
|
|
p_clcb->p_srcb->mtu = p_data->p_cmpl->mtu;
|
|
}
|
|
|
|
/* configure MTU complete, callback */
|
|
p_clcb->status = p_data->status;
|
|
cb_data.cfg_mtu.conn_id = p_clcb->bta_conn_id;
|
|
cb_data.cfg_mtu.status = p_data->status;
|
|
cb_data.cfg_mtu.mtu = p_clcb->p_srcb->mtu;
|
|
|
|
(*p_clcb->p_rcb->p_cback) (BTA_GATTC_CFG_MTU_EVT, &cb_data);
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_op_cmpl
|
|
**
|
|
** Description operation completed.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_op_cmpl(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UINT8 op = (UINT8)p_data->op_cmpl.op_code;
|
|
UINT8 mapped_op = 0;
|
|
|
|
APPL_TRACE_DEBUG("bta_gattc_op_cmpl op = %d", op);
|
|
|
|
if (op == GATTC_OPTYPE_INDICATION || op == GATTC_OPTYPE_NOTIFICATION) {
|
|
APPL_TRACE_ERROR("unexpected operation, ignored");
|
|
} else if (op >= GATTC_OPTYPE_READ) {
|
|
if (p_clcb->p_q_cmd == NULL) {
|
|
APPL_TRACE_ERROR("No pending command");
|
|
return;
|
|
}
|
|
if (p_clcb->p_q_cmd->hdr.event != bta_gattc_opcode_to_int_evt[op - GATTC_OPTYPE_READ]) {
|
|
mapped_op = p_clcb->p_q_cmd->hdr.event - BTA_GATTC_API_READ_EVT + GATTC_OPTYPE_READ;
|
|
if ( mapped_op > GATTC_OPTYPE_INDICATION) {
|
|
mapped_op = 0;
|
|
}
|
|
|
|
#if (BT_TRACE_VERBOSE == TRUE)
|
|
APPL_TRACE_ERROR("expect op:(%s :0x%04x), receive unexpected operation (%s).",
|
|
bta_gattc_op_code_name[mapped_op] , p_clcb->p_q_cmd->hdr.event,
|
|
bta_gattc_op_code_name[op]);
|
|
#else
|
|
APPL_TRACE_ERROR("expect op:(%u :0x%04x), receive unexpected operation (%u).",
|
|
mapped_op , p_clcb->p_q_cmd->hdr.event, op);
|
|
#endif
|
|
return;
|
|
}
|
|
|
|
/* discard responses if service change indication is received before operation completed */
|
|
if (p_clcb->auto_update == BTA_GATTC_DISC_WAITING && p_clcb->p_srcb->srvc_hdl_chg) {
|
|
APPL_TRACE_DEBUG("Discard all responses when service change indication is received.");
|
|
p_data->op_cmpl.status = GATT_ERROR;
|
|
}
|
|
|
|
/* service handle change void the response, discard it */
|
|
if (op == GATTC_OPTYPE_READ) {
|
|
bta_gattc_read_cmpl(p_clcb, &p_data->op_cmpl);
|
|
}
|
|
|
|
else if (op == GATTC_OPTYPE_WRITE) {
|
|
bta_gattc_write_cmpl(p_clcb, &p_data->op_cmpl);
|
|
}
|
|
|
|
else if (op == GATTC_OPTYPE_EXE_WRITE) {
|
|
bta_gattc_exec_cmpl(p_clcb, &p_data->op_cmpl);
|
|
}
|
|
|
|
else if (op == GATTC_OPTYPE_CONFIG) {
|
|
bta_gattc_cfg_mtu_cmpl(p_clcb, &p_data->op_cmpl);
|
|
}
|
|
|
|
if (p_clcb->auto_update == BTA_GATTC_DISC_WAITING) {
|
|
p_clcb->auto_update = BTA_GATTC_REQ_WAITING;
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_INT_DISCOVER_EVT, NULL);
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_op_cmpl
|
|
**
|
|
** Description operation completed.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_ignore_op_cmpl(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UNUSED(p_clcb);
|
|
|
|
/* receive op complete when discovery is started, ignore the response,
|
|
and wait for discovery finish and resent */
|
|
APPL_TRACE_DEBUG("bta_gattc_ignore_op_cmpl op = %d", p_data->hdr.layer_specific);
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_search
|
|
**
|
|
** Description start a search in the local server cache
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_search(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
tBTA_GATT_STATUS status = GATT_INTERNAL_ERROR;
|
|
tBTA_GATTC cb_data;
|
|
APPL_TRACE_DEBUG("bta_gattc_search conn_id=%d", p_clcb->bta_conn_id);
|
|
if (p_clcb->p_srcb && p_clcb->p_srcb->p_srvc_cache) {
|
|
status = BTA_GATT_OK;
|
|
/* search the local cache of a server device */
|
|
bta_gattc_search_service(p_clcb, p_data->api_search.p_srvc_uuid);
|
|
}
|
|
cb_data.search_cmpl.status = status;
|
|
cb_data.search_cmpl.conn_id = p_clcb->bta_conn_id;
|
|
|
|
/* end of search or no server cache available */
|
|
( *p_clcb->p_rcb->p_cback)(BTA_GATTC_SEARCH_CMPL_EVT, &cb_data);
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_q_cmd
|
|
**
|
|
** Description enqueue a command into control block, usually because discovery
|
|
** operation is busy.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_q_cmd(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
bta_gattc_enqueue(p_clcb, p_data);
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_cache_open
|
|
**
|
|
** Description open a NV cache for loading
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_cache_open(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UNUSED(p_data);
|
|
|
|
bta_gattc_set_discover_st(p_clcb->p_srcb);
|
|
|
|
APPL_TRACE_DEBUG("bta_gattc_cache_open conn_id=%d", p_clcb->bta_conn_id);
|
|
bta_gattc_co_cache_open(p_clcb->p_srcb->server_bda, BTA_GATTC_CI_CACHE_OPEN_EVT,
|
|
p_clcb->bta_conn_id, FALSE);
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_start_load
|
|
**
|
|
** Description start cache loading by sending callout open cache
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_ci_open(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
APPL_TRACE_DEBUG("bta_gattc_ci_open conn_id=%d server state=%d" ,
|
|
p_clcb->bta_conn_id, p_clcb->p_srcb->state);
|
|
if (p_clcb->p_srcb->state == BTA_GATTC_SERV_LOAD) {
|
|
if (p_data->ci_open.status == BTA_GATT_OK) {
|
|
p_clcb->p_srcb->attr_index = 0;
|
|
bta_gattc_co_cache_load(p_clcb->p_srcb->server_bda,
|
|
BTA_GATTC_CI_CACHE_LOAD_EVT,
|
|
p_clcb->p_srcb->attr_index,
|
|
p_clcb->bta_conn_id);
|
|
} else {
|
|
p_clcb->p_srcb->state = BTA_GATTC_SERV_DISC;
|
|
/* cache open failure, start discovery */
|
|
bta_gattc_start_discover(p_clcb, NULL);
|
|
}
|
|
}
|
|
if (p_clcb->p_srcb->state == BTA_GATTC_SERV_SAVE) {
|
|
if (p_data->ci_open.status == BTA_GATT_OK) {
|
|
if (!bta_gattc_cache_save(p_clcb->p_srcb, p_clcb->bta_conn_id)) {
|
|
p_data->ci_open.status = BTA_GATT_ERROR;
|
|
}
|
|
}
|
|
if (p_data->ci_open.status != BTA_GATT_OK) {
|
|
p_clcb->p_srcb->attr_index = 0;
|
|
bta_gattc_co_cache_close(p_clcb->p_srcb->server_bda, p_clcb->bta_conn_id);
|
|
bta_gattc_reset_discover_st(p_clcb->p_srcb, p_clcb->status);
|
|
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_ci_load
|
|
**
|
|
** Description cache loading received.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_ci_load(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
|
|
APPL_TRACE_DEBUG("bta_gattc_ci_load conn_id=%d load status=%d",
|
|
p_clcb->bta_conn_id, p_data->ci_load.status);
|
|
|
|
if (p_data->ci_load.status == BTA_GATT_OK ||
|
|
p_data->ci_load.status == BTA_GATT_MORE) {
|
|
if (p_data->ci_load.num_attr != 0)
|
|
bta_gattc_rebuild_cache(p_clcb->p_srcb, p_data->ci_load.num_attr,
|
|
p_data->ci_load.attr, p_clcb->p_srcb->attr_index);
|
|
|
|
if (p_data->ci_load.status == BTA_GATT_OK) {
|
|
p_clcb->p_srcb->attr_index = 0;
|
|
bta_gattc_reset_discover_st(p_clcb->p_srcb, BTA_GATT_OK);
|
|
bta_gattc_co_cache_close(p_clcb->p_srcb->server_bda, 0);
|
|
} else { /* load more */
|
|
p_clcb->p_srcb->attr_index += p_data->ci_load.num_attr;
|
|
|
|
bta_gattc_co_cache_load(p_clcb->p_srcb->server_bda,
|
|
BTA_GATTC_CI_CACHE_LOAD_EVT,
|
|
p_clcb->p_srcb->attr_index,
|
|
p_clcb->bta_conn_id);
|
|
}
|
|
} else {
|
|
bta_gattc_co_cache_close(p_clcb->p_srcb->server_bda, 0);
|
|
p_clcb->p_srcb->state = BTA_GATTC_SERV_DISC;
|
|
p_clcb->p_srcb->attr_index = 0;
|
|
/* cache load failure, start discovery */
|
|
bta_gattc_start_discover(p_clcb, NULL);
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_ci_save
|
|
**
|
|
** Description cache loading received.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_ci_save(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UNUSED(p_data);
|
|
|
|
APPL_TRACE_DEBUG("bta_gattc_ci_save conn_id=%d " ,
|
|
p_clcb->bta_conn_id );
|
|
|
|
if (!bta_gattc_cache_save(p_clcb->p_srcb, p_clcb->bta_conn_id)) {
|
|
p_clcb->p_srcb->attr_index = 0;
|
|
bta_gattc_co_cache_close(p_clcb->p_srcb->server_bda, 0);
|
|
bta_gattc_reset_discover_st(p_clcb->p_srcb, p_clcb->status);
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_fail
|
|
**
|
|
** Description report API call failure back to apps
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_fail(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
|
|
{
|
|
UNUSED(p_data);
|
|
|
|
if (p_clcb->status == BTA_GATT_OK) {
|
|
APPL_TRACE_ERROR("operation not supported at current state [%d]", p_clcb->state);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_deregister_cmpl
|
|
**
|
|
** Description De-Register a GATT client application with BTA completed.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
static void bta_gattc_deregister_cmpl(tBTA_GATTC_RCB *p_clreg)
|
|
{
|
|
tBTA_GATTC_CB *p_cb = &bta_gattc_cb;
|
|
tBTA_GATTC_IF client_if = p_clreg->client_if;
|
|
tBTA_GATTC cb_data;
|
|
tBTA_GATTC_CBACK *p_cback = p_clreg->p_cback;
|
|
|
|
memset(&cb_data, 0, sizeof(tBTA_GATTC));
|
|
|
|
GATT_Deregister(p_clreg->client_if);
|
|
memset(p_clreg, 0, sizeof(tBTA_GATTC_RCB));
|
|
|
|
cb_data.reg_oper.client_if = client_if;
|
|
cb_data.reg_oper.status = BTA_GATT_OK;
|
|
|
|
if (p_cback)
|
|
/* callback with de-register event */
|
|
{
|
|
(*p_cback)(BTA_GATTC_DEREG_EVT, (tBTA_GATTC *)&cb_data);
|
|
}
|
|
|
|
if (bta_gattc_num_reg_app() == 0 && p_cb->state == BTA_GATTC_STATE_DISABLING) {
|
|
p_cb->state = BTA_GATTC_STATE_DISABLED;
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_conn_cback
|
|
**
|
|
** Description callback functions to GATT client stack.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
static void bta_gattc_conn_cback(tGATT_IF gattc_if, BD_ADDR bda, UINT16 conn_id,
|
|
BOOLEAN connected, tGATT_DISCONN_REASON reason,
|
|
tBT_TRANSPORT transport)
|
|
{
|
|
tBTA_GATTC_DATA *p_buf;
|
|
|
|
if (reason != 0) {
|
|
APPL_TRACE_WARNING("%s() - cif=%d connected=%d conn_id=%d reason=0x%04x",
|
|
__FUNCTION__, gattc_if, connected, conn_id, reason);
|
|
}
|
|
|
|
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);
|
|
*/
|
|
if ((p_buf = (tBTA_GATTC_DATA *) GKI_getbuf(sizeof(tBTA_GATTC_DATA))) != NULL) {
|
|
memset(p_buf, 0, sizeof(tBTA_GATTC_DATA));
|
|
|
|
p_buf->int_conn.hdr.event = connected ? BTA_GATTC_INT_CONN_EVT :
|
|
BTA_GATTC_INT_DISCONN_EVT;
|
|
p_buf->int_conn.hdr.layer_specific = conn_id;
|
|
p_buf->int_conn.client_if = gattc_if;
|
|
p_buf->int_conn.role = L2CA_GetBleConnRole(bda);
|
|
p_buf->int_conn.reason = reason;
|
|
p_buf->int_conn.transport = transport;
|
|
bdcpy(p_buf->int_conn.remote_bda, bda);
|
|
|
|
bta_sys_sendmsg(p_buf);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_enc_cmpl_cback
|
|
**
|
|
** Description encryption complete callback function to GATT client stack.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
static void bta_gattc_enc_cmpl_cback(tGATT_IF gattc_if, BD_ADDR bda)
|
|
{
|
|
tBTA_GATTC_DATA *p_buf;
|
|
tBTA_GATTC_CLCB *p_clcb = NULL;
|
|
|
|
if ((p_clcb = bta_gattc_find_clcb_by_cif(gattc_if, bda, BTA_GATT_TRANSPORT_LE)) == NULL) {
|
|
return;
|
|
}
|
|
|
|
#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
|
|
/* filter this event just for BTA HH LE GATT client,
|
|
In the future, if we want to enable encryption complete event
|
|
for all GATT clients, we can remove this code */
|
|
if (!bta_hh_le_is_hh_gatt_if(gattc_if)) {
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
APPL_TRACE_DEBUG("bta_gattc_enc_cmpl_cback: cif = %d", gattc_if);
|
|
|
|
if ((p_buf = (tBTA_GATTC_DATA *) GKI_getbuf(sizeof(tBTA_GATTC_DATA))) != NULL) {
|
|
memset(p_buf, 0, sizeof(tBTA_GATTC_DATA));
|
|
|
|
p_buf->enc_cmpl.hdr.event = BTA_GATTC_ENC_CMPL_EVT;
|
|
p_buf->enc_cmpl.hdr.layer_specific = p_clcb->bta_conn_id;
|
|
p_buf->enc_cmpl.client_if = gattc_if;
|
|
bdcpy(p_buf->enc_cmpl.remote_bda, bda);
|
|
|
|
bta_sys_sendmsg(p_buf);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_process_api_refresh
|
|
**
|
|
** Description process refresh API to delete cache and start a new discovery
|
|
** if currently connected.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_process_api_refresh(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg)
|
|
{
|
|
tBTA_GATTC_SERV *p_srvc_cb = bta_gattc_find_srvr_cache(p_msg->api_conn.remote_bda);
|
|
tBTA_GATTC_CLCB *p_clcb = &bta_gattc_cb.clcb[0];
|
|
BOOLEAN found = FALSE;
|
|
UINT8 i;
|
|
UNUSED(p_cb);
|
|
|
|
if (p_srvc_cb != NULL) {
|
|
/* try to find a CLCB */
|
|
if (p_srvc_cb->connected && p_srvc_cb->num_clcb != 0) {
|
|
for (i = 0; i < BTA_GATTC_CLCB_MAX; i ++, p_clcb ++) {
|
|
if (p_clcb->in_use && p_clcb->p_srcb == p_srvc_cb) {
|
|
found = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
if (found) {
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_INT_DISCOVER_EVT, NULL);
|
|
return;
|
|
}
|
|
}
|
|
/* in all other cases, mark it and delete the cache */
|
|
if (p_srvc_cb->p_srvc_cache != NULL) {
|
|
while (!GKI_queue_is_empty(&p_srvc_cb->cache_buffer)) {
|
|
GKI_freebuf (GKI_dequeue (&p_srvc_cb->cache_buffer));
|
|
}
|
|
|
|
p_srvc_cb->p_srvc_cache = NULL;
|
|
}
|
|
}
|
|
/* used to reset cache in application */
|
|
bta_gattc_co_cache_reset(p_msg->api_conn.remote_bda);
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_process_srvc_chg_ind
|
|
**
|
|
** Description process service change indication.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
BOOLEAN bta_gattc_process_srvc_chg_ind(UINT16 conn_id,
|
|
tBTA_GATTC_RCB *p_clrcb,
|
|
tBTA_GATTC_SERV *p_srcb,
|
|
tBTA_GATTC_CLCB *p_clcb,
|
|
tBTA_GATTC_NOTIFY *p_notify,
|
|
UINT16 handle)
|
|
{
|
|
tBT_UUID gattp_uuid, srvc_chg_uuid;
|
|
BOOLEAN processed = FALSE;
|
|
UINT8 i;
|
|
|
|
gattp_uuid.len = 2;
|
|
gattp_uuid.uu.uuid16 = UUID_SERVCLASS_GATT_SERVER;
|
|
|
|
srvc_chg_uuid.len = 2;
|
|
srvc_chg_uuid.uu.uuid16 = GATT_UUID_GATT_SRV_CHGD;
|
|
|
|
if (bta_gattc_uuid_compare(&p_notify->char_id.srvc_id.id.uuid, &gattp_uuid, TRUE) &&
|
|
bta_gattc_uuid_compare(&p_notify->char_id.char_id.uuid, &srvc_chg_uuid, TRUE)) {
|
|
processed = TRUE;
|
|
/* mark service handle change pending */
|
|
p_srcb->srvc_hdl_chg = TRUE;
|
|
/* clear up all notification/indication registration */
|
|
bta_gattc_clear_notif_registration(conn_id);
|
|
/* service change indication all received, do discovery update */
|
|
if ( ++ p_srcb->update_count == bta_gattc_num_reg_app()) {
|
|
/* not an opened connection; or connection busy */
|
|
/* search for first available clcb and start discovery */
|
|
if (p_clcb == NULL || (p_clcb && p_clcb->p_q_cmd != NULL)) {
|
|
for (i = 0 ; i < BTA_GATTC_CLCB_MAX; i ++) {
|
|
if (bta_gattc_cb.clcb[i].in_use &&
|
|
bta_gattc_cb.clcb[i].p_srcb == p_srcb &&
|
|
bta_gattc_cb.clcb[i].p_q_cmd == NULL) {
|
|
p_clcb = &bta_gattc_cb.clcb[i];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
/* send confirmation here if this is an indication, it should always be */
|
|
GATTC_SendHandleValueConfirm(conn_id, handle);
|
|
|
|
/* if connection available, refresh cache by doing discovery now */
|
|
if (p_clcb != NULL) {
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_INT_DISCOVER_EVT, NULL);
|
|
}
|
|
}
|
|
/* notify applicationf or service change */
|
|
if (p_clrcb->p_cback != NULL) {
|
|
(* p_clrcb->p_cback)(BTA_GATTC_SRVC_CHG_EVT, (tBTA_GATTC *)p_srcb->server_bda);
|
|
}
|
|
|
|
}
|
|
|
|
return processed;
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_proc_other_indication
|
|
**
|
|
** Description process all non-service change indication/notification.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_proc_other_indication(tBTA_GATTC_CLCB *p_clcb, UINT8 op,
|
|
tGATT_CL_COMPLETE *p_data,
|
|
tBTA_GATTC_NOTIFY *p_notify)
|
|
{
|
|
APPL_TRACE_DEBUG("bta_gattc_proc_other_indication check \
|
|
p_data->att_value.handle=%d p_data->handle=%d",
|
|
p_data->att_value.handle, p_data->handle);
|
|
APPL_TRACE_DEBUG("is_notify %d", p_notify->is_notify);
|
|
|
|
p_notify->is_notify = (op == GATTC_OPTYPE_INDICATION) ? FALSE : TRUE;
|
|
p_notify->len = p_data->att_value.len;
|
|
bdcpy(p_notify->bda, p_clcb->bda);
|
|
memcpy(p_notify->value, p_data->att_value.value, p_data->att_value.len);
|
|
p_notify->conn_id = p_clcb->bta_conn_id;
|
|
|
|
if (p_clcb->p_rcb->p_cback) {
|
|
(*p_clcb->p_rcb->p_cback)(BTA_GATTC_NOTIF_EVT, (tBTA_GATTC *)p_notify);
|
|
}
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_process_indicate
|
|
**
|
|
** Description process indication/notification.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_process_indicate(UINT16 conn_id, tGATTC_OPTYPE op, tGATT_CL_COMPLETE *p_data)
|
|
{
|
|
UINT16 handle = p_data->att_value.handle;
|
|
tBTA_GATTC_CLCB *p_clcb ;
|
|
tBTA_GATTC_RCB *p_clrcb = NULL;
|
|
tBTA_GATTC_SERV *p_srcb = NULL;
|
|
tBTA_GATTC_NOTIFY notify;
|
|
BD_ADDR remote_bda;
|
|
tBTA_GATTC_IF gatt_if;
|
|
tBTA_TRANSPORT transport;
|
|
|
|
if (!GATT_GetConnectionInfor(conn_id, &gatt_if, remote_bda, &transport)) {
|
|
APPL_TRACE_ERROR("%s indication/notif for unknown app", __func__);
|
|
if (op == GATTC_OPTYPE_INDICATION) {
|
|
GATTC_SendHandleValueConfirm(conn_id, handle);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if ((p_clrcb = bta_gattc_cl_get_regcb(gatt_if)) == NULL) {
|
|
APPL_TRACE_ERROR("%s indication/notif for unregistered app", __func__);
|
|
if (op == GATTC_OPTYPE_INDICATION) {
|
|
GATTC_SendHandleValueConfirm(conn_id, handle);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if ((p_srcb = bta_gattc_find_srcb(remote_bda)) == NULL) {
|
|
APPL_TRACE_ERROR("%s indication/notif for unknown device, ignore", __func__);
|
|
if (op == GATTC_OPTYPE_INDICATION) {
|
|
GATTC_SendHandleValueConfirm(conn_id, handle);
|
|
}
|
|
return;
|
|
}
|
|
|
|
p_clcb = bta_gattc_find_clcb_by_conn_id(conn_id);
|
|
|
|
if (bta_gattc_handle2id(p_srcb, handle,
|
|
¬ify.char_id.srvc_id,
|
|
¬ify.char_id.char_id,
|
|
¬ify.descr_type)) {
|
|
/* if non-service change indication/notification, forward to application */
|
|
if (!bta_gattc_process_srvc_chg_ind(conn_id, p_clrcb, p_srcb, p_clcb, ¬ify, handle)) {
|
|
/* if app registered for the notification */
|
|
if (bta_gattc_check_notif_registry(p_clrcb, p_srcb, ¬ify)) {
|
|
/* connection not open yet */
|
|
if (p_clcb == NULL) {
|
|
if ((p_clcb = bta_gattc_clcb_alloc(gatt_if, remote_bda, transport)) != NULL) {
|
|
p_clcb->bta_conn_id = conn_id;
|
|
p_clcb->transport = transport;
|
|
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_INT_CONN_EVT, NULL);
|
|
} else {
|
|
APPL_TRACE_ERROR("No resources");
|
|
}
|
|
}
|
|
|
|
if (p_clcb != NULL) {
|
|
bta_gattc_proc_other_indication(p_clcb, op, p_data, ¬ify);
|
|
}
|
|
}
|
|
/* no one intersted and need ack? */
|
|
else if (op == GATTC_OPTYPE_INDICATION) {
|
|
APPL_TRACE_DEBUG("%s no one interested, ack now", __func__);
|
|
GATTC_SendHandleValueConfirm(conn_id, handle);
|
|
}
|
|
}
|
|
} else {
|
|
APPL_TRACE_ERROR("%s Indi/Notif for Unknown handle[0x%04x], can not find in local cache.",
|
|
__func__, handle);
|
|
if (op == GATTC_OPTYPE_INDICATION) {
|
|
GATTC_SendHandleValueConfirm(conn_id, handle);
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_cmpl_cback
|
|
**
|
|
** Description client operation complete callback register with BTE GATT.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
static void bta_gattc_cmpl_cback(UINT16 conn_id, tGATTC_OPTYPE op, tGATT_STATUS status,
|
|
tGATT_CL_COMPLETE *p_data)
|
|
{
|
|
tBTA_GATTC_CLCB *p_clcb;
|
|
APPL_TRACE_DEBUG("bta_gattc_cmpl_cback: conn_id = %d op = %d status = %d",
|
|
conn_id, op, status);
|
|
|
|
/* notification and indication processed right away */
|
|
if (op == GATTC_OPTYPE_NOTIFICATION || op == GATTC_OPTYPE_INDICATION) {
|
|
bta_gattc_process_indicate(conn_id, op, p_data);
|
|
return;
|
|
}
|
|
/* for all other operation, not expected if w/o connection */
|
|
else if ((p_clcb = bta_gattc_find_clcb_by_conn_id(conn_id)) == NULL) {
|
|
APPL_TRACE_ERROR("bta_gattc_cmpl_cback unknown conn_id = %d, ignore data", conn_id);
|
|
return;
|
|
}
|
|
|
|
/* if over BR_EDR, inform PM for mode change */
|
|
if (p_clcb->transport == BTA_TRANSPORT_BR_EDR) {
|
|
bta_sys_busy(BTA_ID_GATTC, BTA_ALL_APP_ID, p_clcb->bda);
|
|
bta_sys_idle(BTA_ID_GATTC, BTA_ALL_APP_ID, p_clcb->bda);
|
|
}
|
|
|
|
bta_gattc_cmpl_sendmsg(conn_id, op, status, p_data);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_cmpl_sendmsg
|
|
**
|
|
** Description client operation complete send message
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
static void bta_gattc_cmpl_sendmsg(UINT16 conn_id, tGATTC_OPTYPE op,
|
|
tBTA_GATT_STATUS status,
|
|
tGATT_CL_COMPLETE *p_data)
|
|
{
|
|
const UINT16 len = sizeof(tBTA_GATTC_OP_CMPL) + sizeof(tGATT_CL_COMPLETE);
|
|
tBTA_GATTC_OP_CMPL *p_buf = (tBTA_GATTC_OP_CMPL *) GKI_getbuf(len);
|
|
|
|
if (p_buf != NULL) {
|
|
memset(p_buf, 0, len);
|
|
p_buf->hdr.event = BTA_GATTC_OP_CMPL_EVT;
|
|
p_buf->hdr.layer_specific = conn_id;
|
|
p_buf->status = status;
|
|
p_buf->op_code = op;
|
|
|
|
if (p_data != NULL) {
|
|
p_buf->p_cmpl = (tGATT_CL_COMPLETE *)(p_buf + 1);
|
|
memcpy(p_buf->p_cmpl, p_data, sizeof(tGATT_CL_COMPLETE));
|
|
}
|
|
|
|
bta_sys_sendmsg(p_buf);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_cong_cback
|
|
**
|
|
** Description congestion callback for BTA GATT client.
|
|
**
|
|
** Returns void
|
|
**
|
|
********************************************************************************/
|
|
static void bta_gattc_cong_cback (UINT16 conn_id, BOOLEAN congested)
|
|
{
|
|
tBTA_GATTC_CLCB *p_clcb;
|
|
tBTA_GATTC cb_data;
|
|
|
|
if ((p_clcb = bta_gattc_find_clcb_by_conn_id(conn_id)) != NULL) {
|
|
if (p_clcb->p_rcb->p_cback) {
|
|
cb_data.congest.conn_id = conn_id;
|
|
cb_data.congest.congested = congested;
|
|
|
|
(*p_clcb->p_rcb->p_cback)(BTA_GATTC_CONGEST_EVT, &cb_data);
|
|
}
|
|
}
|
|
}
|
|
|
|
#if BLE_INCLUDED == TRUE
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_init_clcb_conn
|
|
**
|
|
** Description Initaite a BTA CLCB connection
|
|
**
|
|
** Returns void
|
|
**
|
|
********************************************************************************/
|
|
void bta_gattc_init_clcb_conn(UINT8 cif, BD_ADDR remote_bda)
|
|
{
|
|
tBTA_GATTC_CLCB *p_clcb = NULL;
|
|
tBTA_GATTC_DATA gattc_data;
|
|
UINT16 conn_id;
|
|
|
|
/* should always get the connection ID */
|
|
if (GATT_GetConnIdIfConnected(cif, remote_bda, &conn_id, BTA_GATT_TRANSPORT_LE) == FALSE) {
|
|
APPL_TRACE_ERROR("bta_gattc_init_clcb_conn ERROR: not a connected device");
|
|
return;
|
|
}
|
|
|
|
/* initaite a new connection here */
|
|
if ((p_clcb = bta_gattc_clcb_alloc(cif, remote_bda, BTA_GATT_TRANSPORT_LE)) != NULL) {
|
|
gattc_data.hdr.layer_specific = p_clcb->bta_conn_id = conn_id;
|
|
|
|
gattc_data.api_conn.client_if = cif;
|
|
memcpy(gattc_data.api_conn.remote_bda, remote_bda, BD_ADDR_LEN);
|
|
gattc_data.api_conn.is_direct = TRUE;
|
|
|
|
bta_gattc_sm_execute(p_clcb, BTA_GATTC_API_OPEN_EVT, &gattc_data);
|
|
} else {
|
|
APPL_TRACE_ERROR("No resources");
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_process_listen_all
|
|
**
|
|
** Description process listen all, send open callback to application for all
|
|
** connected slave LE link.
|
|
**
|
|
** Returns void
|
|
**
|
|
********************************************************************************/
|
|
void bta_gattc_process_listen_all(UINT8 cif)
|
|
{
|
|
UINT8 i_conn = 0;
|
|
tBTA_GATTC_CONN *p_conn = &bta_gattc_cb.conn_track[0];
|
|
|
|
for (i_conn = 0; i_conn < BTA_GATTC_CONN_MAX; i_conn++, p_conn ++) {
|
|
if (p_conn->in_use ) {
|
|
if (bta_gattc_find_clcb_by_cif(cif, p_conn->remote_bda, BTA_GATT_TRANSPORT_LE) == NULL) {
|
|
bta_gattc_init_clcb_conn(cif, p_conn->remote_bda);
|
|
}
|
|
/* else already connected */
|
|
}
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_listen
|
|
**
|
|
** Description Start or stop a listen for connection
|
|
**
|
|
** Returns void
|
|
**
|
|
********************************************************************************/
|
|
void bta_gattc_listen(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg)
|
|
{
|
|
tBTA_GATTC_RCB *p_clreg = bta_gattc_cl_get_regcb(p_msg->api_listen.client_if);
|
|
tBTA_GATTC cb_data;
|
|
UNUSED(p_cb);
|
|
|
|
cb_data.reg_oper.status = BTA_GATT_ERROR;
|
|
cb_data.reg_oper.client_if = p_msg->api_listen.client_if;
|
|
|
|
if (p_clreg == NULL) {
|
|
APPL_TRACE_ERROR("bta_gattc_listen failed, unknown client_if: %d",
|
|
p_msg->api_listen.client_if);
|
|
return;
|
|
}
|
|
/* mark bg conn record */
|
|
if (bta_gattc_mark_bg_conn(p_msg->api_listen.client_if,
|
|
(BD_ADDR_PTR) p_msg->api_listen.remote_bda,
|
|
p_msg->api_listen.start,
|
|
TRUE)) {
|
|
if (!GATT_Listen(p_msg->api_listen.client_if,
|
|
p_msg->api_listen.start,
|
|
p_msg->api_listen.remote_bda)) {
|
|
APPL_TRACE_ERROR("Listen failure");
|
|
(*p_clreg->p_cback)(BTA_GATTC_LISTEN_EVT, &cb_data);
|
|
} else {
|
|
cb_data.status = BTA_GATT_OK;
|
|
|
|
(*p_clreg->p_cback)(BTA_GATTC_LISTEN_EVT, &cb_data);
|
|
|
|
if (p_msg->api_listen.start) {
|
|
/* if listen to a specific target */
|
|
if (p_msg->api_listen.remote_bda != NULL) {
|
|
|
|
/* if is a connected remote device */
|
|
if (L2CA_GetBleConnRole(p_msg->api_listen.remote_bda) == HCI_ROLE_SLAVE &&
|
|
bta_gattc_find_clcb_by_cif(p_msg->api_listen.client_if,
|
|
p_msg->api_listen.remote_bda,
|
|
BTA_GATT_TRANSPORT_LE) == NULL) {
|
|
|
|
bta_gattc_init_clcb_conn(p_msg->api_listen.client_if,
|
|
p_msg->api_listen.remote_bda);
|
|
}
|
|
}
|
|
/* if listen to all */
|
|
else {
|
|
LOG_DEBUG("Listen For All now");
|
|
/* go through all connected device and send
|
|
callback for all connected slave connection */
|
|
bta_gattc_process_listen_all(p_msg->api_listen.client_if);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_broadcast
|
|
**
|
|
** Description Start or stop broadcasting
|
|
**
|
|
** Returns void
|
|
**
|
|
********************************************************************************/
|
|
void bta_gattc_broadcast(tBTA_GATTC_CB *p_cb, tBTA_GATTC_DATA *p_msg)
|
|
{
|
|
tBTA_GATTC_RCB *p_clreg = bta_gattc_cl_get_regcb(p_msg->api_listen.client_if);
|
|
tBTA_GATTC cb_data;
|
|
UNUSED(p_cb);
|
|
|
|
cb_data.reg_oper.client_if = p_msg->api_listen.client_if;
|
|
cb_data.reg_oper.status = BTM_BleBroadcast(p_msg->api_listen.start);
|
|
|
|
if (p_clreg && p_clreg->p_cback) {
|
|
(*p_clreg->p_cback)(BTA_GATTC_LISTEN_EVT, &cb_data);
|
|
}
|
|
}
|
|
#endif
|
|
#endif
|