1. add bluedroid 1st version 2. alarm adapter 3. task semaphore lock 4. other bugs resolved
973 lines
30 KiB
C
Executable file
973 lines
30 KiB
C
Executable file
/******************************************************************************
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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 utility function.
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*
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******************************************************************************/
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#include "bt_target.h"
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#if defined(BTA_GATT_INCLUDED) && (BTA_GATT_INCLUDED == TRUE)
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#include <string.h>
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#include "bdaddr.h"
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// #include "btif/include/btif_util.h"
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#include "gki.h"
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#include "utl.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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#define LOG_TAG "bt_bta_gattc"
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/*****************************************************************************
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** Constants
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*****************************************************************************/
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static const UINT8 base_uuid[LEN_UUID_128] = {0xFB, 0x34, 0x9B, 0x5F, 0x80, 0x00, 0x00, 0x80,
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0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
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static const BD_ADDR dummy_bda = {0,0,0,0,0,0};
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/*******************************************************************************
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**
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** Function bta_gatt_convert_uuid16_to_uuid128
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**
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** Description Convert a 16 bits UUID to be an standard 128 bits one.
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**
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** Returns TRUE if two uuid match; FALSE otherwise.
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**
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*******************************************************************************/
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void bta_gatt_convert_uuid16_to_uuid128(UINT8 uuid_128[LEN_UUID_128], UINT16 uuid_16)
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{
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UINT8 *p = &uuid_128[LEN_UUID_128 - 4];
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memcpy (uuid_128, base_uuid, LEN_UUID_128);
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UINT16_TO_STREAM(p, uuid_16);
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}
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/*******************************************************************************
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**
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** Function bta_gattc_uuid_compare
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**
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** Description Compare two UUID to see if they are the same.
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**
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** Returns TRUE if two uuid match; FALSE otherwise.
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**
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*******************************************************************************/
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BOOLEAN bta_gattc_uuid_compare (tBT_UUID *p_src, tBT_UUID *p_tar, BOOLEAN is_precise)
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{
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UINT8 su[LEN_UUID_128], tu[LEN_UUID_128];
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UINT8 *ps, *pt;
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/* any of the UUID is unspecified */
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if (p_src == 0 || p_tar == 0)
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{
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if (is_precise)
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return FALSE;
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else
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return TRUE;
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}
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/* If both are 16-bit, we can do a simple compare */
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if (p_src->len == 2 && p_tar->len == 2)
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{
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return p_src->uu.uuid16 == p_tar->uu.uuid16;
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}
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/* One or both of the UUIDs is 128-bit */
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if (p_src->len == LEN_UUID_16)
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{
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/* convert a 16 bits UUID to 128 bits value */
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bta_gatt_convert_uuid16_to_uuid128(su, p_src->uu.uuid16);
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ps = su;
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}
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else
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ps = p_src->uu.uuid128;
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if (p_tar->len == LEN_UUID_16)
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{
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/* convert a 16 bits UUID to 128 bits value */
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bta_gatt_convert_uuid16_to_uuid128(tu, p_tar->uu.uuid16);
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pt = tu;
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}
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else
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pt = p_tar->uu.uuid128;
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return(memcmp(ps, pt, LEN_UUID_128) == 0);
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}
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/*******************************************************************************
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**
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** Function bta_gattc_cl_get_regcb
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**
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** Description get registration control block by client interface.
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**
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** Returns pointer to the regcb
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**
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*******************************************************************************/
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tBTA_GATTC_RCB * bta_gattc_cl_get_regcb(UINT8 client_if)
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{
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UINT8 i = 0;
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tBTA_GATTC_RCB *p_clrcb = &bta_gattc_cb.cl_rcb[0];
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for (i = 0; i < BTA_GATTC_CL_MAX; i ++, p_clrcb ++)
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{
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if (p_clrcb->in_use &&
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p_clrcb->client_if == client_if)
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return p_clrcb;
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}
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return NULL;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_num_reg_app
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**
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** Description find the number of registered application.
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**
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** Returns pointer to the regcb
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**
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*******************************************************************************/
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UINT8 bta_gattc_num_reg_app(void)
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{
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UINT8 i = 0, j = 0;
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for (i = 0; i < BTA_GATTC_CL_MAX; i ++)
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{
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if (bta_gattc_cb.cl_rcb[i].in_use)
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j ++;
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}
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return j;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_find_clcb_by_cif
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**
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** Description get clcb by client interface and remote bd adddress
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**
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** Returns pointer to the clcb
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**
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*******************************************************************************/
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tBTA_GATTC_CLCB * bta_gattc_find_clcb_by_cif (UINT8 client_if, BD_ADDR remote_bda,
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tBTA_TRANSPORT transport)
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{
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tBTA_GATTC_CLCB *p_clcb = &bta_gattc_cb.clcb[0];
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UINT8 i;
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for (i = 0; i < BTA_GATTC_CLCB_MAX; i ++, p_clcb ++)
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{
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if (p_clcb->in_use &&
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p_clcb->p_rcb->client_if == client_if &&
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p_clcb->transport == transport &&
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bdcmp(p_clcb->bda, remote_bda) == 0)
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return p_clcb;
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}
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return NULL;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_find_clcb_by_conn_id
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**
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** Description get clcb by connection ID
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**
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** Returns pointer to the clcb
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**
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*******************************************************************************/
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tBTA_GATTC_CLCB * bta_gattc_find_clcb_by_conn_id (UINT16 conn_id)
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{
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tBTA_GATTC_CLCB *p_clcb = &bta_gattc_cb.clcb[0];
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UINT8 i;
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for (i = 0; i < BTA_GATTC_CLCB_MAX; i ++, p_clcb ++)
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{
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if (p_clcb->in_use &&
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p_clcb->bta_conn_id == conn_id)
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return p_clcb;
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}
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return NULL;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_clcb_alloc
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**
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** Description allocate CLCB
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**
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** Returns pointer to the clcb
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**
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*******************************************************************************/
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tBTA_GATTC_CLCB * bta_gattc_clcb_alloc(tBTA_GATTC_IF client_if, BD_ADDR remote_bda,
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tBTA_TRANSPORT transport)
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{
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UINT8 i_clcb = 0;
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tBTA_GATTC_CLCB *p_clcb = NULL;
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for (i_clcb = 0; i_clcb < BTA_GATTC_CLCB_MAX; i_clcb++)
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{
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if (!bta_gattc_cb.clcb[i_clcb].in_use)
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{
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#if BTA_GATT_DEBUG == TRUE
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APPL_TRACE_DEBUG("bta_gattc_clcb_alloc: found clcb[%d] available",i_clcb);
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#endif
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p_clcb = &bta_gattc_cb.clcb[i_clcb];
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p_clcb->in_use = TRUE;
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p_clcb->status = BTA_GATT_OK;
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p_clcb->transport = transport;
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bdcpy(p_clcb->bda, remote_bda);
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p_clcb->p_rcb = bta_gattc_cl_get_regcb(client_if);
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if ((p_clcb->p_srcb = bta_gattc_find_srcb(remote_bda)) == NULL)
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p_clcb->p_srcb = bta_gattc_srcb_alloc(remote_bda);
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if (p_clcb->p_rcb != NULL && p_clcb->p_srcb != NULL)
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{
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p_clcb->p_srcb->num_clcb ++;
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p_clcb->p_rcb->num_clcb ++;
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}
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else
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{
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/* release this clcb if clcb or srcb allocation failed */
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p_clcb->in_use = FALSE;
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p_clcb = NULL;
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}
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break;
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}
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}
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return p_clcb;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_find_alloc_clcb
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**
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** Description find or allocate CLCB if not found.
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**
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** Returns pointer to the clcb
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**
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*******************************************************************************/
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tBTA_GATTC_CLCB *bta_gattc_find_alloc_clcb(tBTA_GATTC_IF client_if, BD_ADDR remote_bda,
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tBTA_TRANSPORT transport)
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{
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tBTA_GATTC_CLCB *p_clcb ;
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if ((p_clcb = bta_gattc_find_clcb_by_cif(client_if, remote_bda, transport)) == NULL)
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{
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p_clcb = bta_gattc_clcb_alloc(client_if, remote_bda, transport);
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}
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return p_clcb;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_clcb_dealloc
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**
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** Description Deallocte a clcb
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**
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** Returns pointer to the clcb
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**
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*******************************************************************************/
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void bta_gattc_clcb_dealloc(tBTA_GATTC_CLCB *p_clcb)
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{
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tBTA_GATTC_SERV *p_srcb = NULL;
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if (p_clcb)
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{
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p_srcb = p_clcb->p_srcb;
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if (p_srcb->num_clcb)
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p_srcb->num_clcb --;
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if (p_clcb->p_rcb->num_clcb)
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p_clcb->p_rcb->num_clcb --;
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/* if the srcb is no longer needed, reset the state */
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if ( p_srcb->num_clcb == 0)
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{
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p_srcb->connected = FALSE;
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p_srcb->state = BTA_GATTC_SERV_IDLE;
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p_srcb->mtu = 0;
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}
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utl_freebuf((void **)&p_clcb->p_q_cmd);
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memset(p_clcb, 0, sizeof(tBTA_GATTC_CLCB));
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}
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else
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{
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APPL_TRACE_ERROR("bta_gattc_clcb_dealloc p_clcb=NULL");
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}
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}
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/*******************************************************************************
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**
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** Function bta_gattc_find_srcb
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**
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** Description find server cache by remote bd address currently in use
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**
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** Returns pointer to the server cache.
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**
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*******************************************************************************/
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tBTA_GATTC_SERV * bta_gattc_find_srcb(BD_ADDR bda)
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{
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tBTA_GATTC_SERV *p_srcb = &bta_gattc_cb.known_server[0];
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UINT8 i;
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for (i = 0; i < BTA_GATTC_KNOWN_SR_MAX; i ++, p_srcb ++)
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{
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if (p_srcb->in_use && bdcmp(p_srcb->server_bda, bda) == 0)
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return p_srcb;
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}
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return NULL;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_find_srvr_cache
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**
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** Description find server cache by remote bd address
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**
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** Returns pointer to the server cache.
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**
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*******************************************************************************/
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tBTA_GATTC_SERV * bta_gattc_find_srvr_cache(BD_ADDR bda)
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{
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tBTA_GATTC_SERV *p_srcb = &bta_gattc_cb.known_server[0];
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UINT8 i;
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for (i = 0; i < BTA_GATTC_KNOWN_SR_MAX; i ++, p_srcb ++)
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{
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if (bdcmp(p_srcb->server_bda, bda) == 0)
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return p_srcb;
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}
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return NULL;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_find_scb_by_cid
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**
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** Description find server control block by connection ID
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**
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** Returns pointer to the server cache.
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**
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*******************************************************************************/
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tBTA_GATTC_SERV * bta_gattc_find_scb_by_cid (UINT16 conn_id)
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{
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tBTA_GATTC_CLCB *p_clcb = bta_gattc_find_clcb_by_conn_id(conn_id);
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if (p_clcb)
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return p_clcb->p_srcb;
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else
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return NULL;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_srcb_alloc
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**
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** Description allocate server cache control block
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**
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** Returns pointer to the server cache.
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**
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*******************************************************************************/
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tBTA_GATTC_SERV * bta_gattc_srcb_alloc(BD_ADDR bda)
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{
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tBTA_GATTC_SERV *p_tcb = &bta_gattc_cb.known_server[0],
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*p_recycle = NULL;
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BOOLEAN found = FALSE;
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UINT8 i;
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for (i = 0; i < BTA_GATTC_KNOWN_SR_MAX; i ++, p_tcb ++)
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{
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if (!p_tcb->in_use)
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{
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found = TRUE;
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break;
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}
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else if (!p_tcb->connected)
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{
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p_recycle = p_tcb;
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}
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}
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/* if not found, try to recycle one known device */
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if (!found && !p_recycle)
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p_tcb = NULL;
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else if (!found && p_recycle)
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p_tcb = p_recycle;
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if (p_tcb != NULL)
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{
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while (!GKI_queue_is_empty(&p_tcb->cache_buffer))
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GKI_freebuf (GKI_dequeue (&p_tcb->cache_buffer));
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utl_freebuf((void **)&p_tcb->p_srvc_list);
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memset(p_tcb, 0 , sizeof(tBTA_GATTC_SERV));
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p_tcb->in_use = TRUE;
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bdcpy(p_tcb->server_bda, bda);
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}
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return p_tcb;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_enqueue
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**
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** Description enqueue a client request in clcb.
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**
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** Returns success or failure.
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**
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*******************************************************************************/
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BOOLEAN bta_gattc_enqueue(tBTA_GATTC_CLCB *p_clcb, tBTA_GATTC_DATA *p_data)
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{
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if (p_clcb->p_q_cmd == NULL)
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{
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p_clcb->p_q_cmd = p_data;
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}
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else
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{
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APPL_TRACE_ERROR("already has a pending command!!");
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/* skip the callback now. ----- need to send callback ? */
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}
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return (p_clcb->p_q_cmd != NULL) ? TRUE : FALSE;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_pack_attr_uuid
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**
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** Description pack UUID into a stream.
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**
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** Returns
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**
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*******************************************************************************/
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void bta_gattc_pack_attr_uuid(tBTA_GATTC_CACHE_ATTR *p_attr, tBT_UUID *p_uuid)
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{
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UINT8 *pp = (UINT8 *)p_attr->p_uuid;
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memset(p_uuid, 0, sizeof(tBT_UUID));
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p_uuid->len = p_attr->uuid_len;
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if (p_attr->uuid_len == LEN_UUID_16)
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{
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STREAM_TO_UINT16(p_uuid->uu.uuid16, pp);
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}
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else
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{
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memcpy(p_uuid->uu.uuid128, pp, LEN_UUID_128);
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}
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return;
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}
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/*******************************************************************************
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**
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** Function bta_gattc_cpygattid
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**
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** Description copy two tBTA_GATT_ID value
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**
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** Returns
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**
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*******************************************************************************/
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void bta_gattc_cpygattid(tBTA_GATT_ID *p_des, tBTA_GATT_ID *p_src)
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{
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memset ((void *)p_des, 0, sizeof(tBTA_GATT_ID));
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p_des->inst_id = p_src->inst_id;
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p_des->uuid.len = p_src->uuid.len;
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if (p_des->uuid.len == LEN_UUID_16)
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{
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p_des->uuid.uu.uuid16 = p_src->uuid.uu.uuid16;
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}
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else if (p_des->uuid.len == LEN_UUID_128)
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{
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memcpy(p_des->uuid.uu.uuid128, p_src->uuid.uu.uuid128, LEN_UUID_128);
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}
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}
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/*******************************************************************************
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**
|
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** Function bta_gattc_gattid_compare
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|
**
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** Description compare two tBTA_GATT_ID type of pointer
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**
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** Returns
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**
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*******************************************************************************/
|
|
BOOLEAN bta_gattc_gattid_compare(tBTA_GATT_ID *p_src, tBTA_GATT_ID *p_tar)
|
|
{
|
|
if (p_src->inst_id == p_tar->inst_id &&
|
|
bta_gattc_uuid_compare (&p_src->uuid, &p_tar->uuid, TRUE ))
|
|
return TRUE;
|
|
else
|
|
return FALSE;
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_srvcid_compare
|
|
**
|
|
** Description compare two tBTA_GATT_SRVC_ID type of pointer
|
|
**
|
|
** Returns
|
|
**
|
|
*******************************************************************************/
|
|
BOOLEAN bta_gattc_srvcid_compare(tBTA_GATT_SRVC_ID *p_src, tBTA_GATT_SRVC_ID *p_tar)
|
|
{
|
|
if (p_src->is_primary == p_tar->is_primary &&
|
|
bta_gattc_gattid_compare (&p_src->id, &p_tar->id))
|
|
return TRUE;
|
|
else
|
|
return FALSE;
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_charid_compare
|
|
**
|
|
** Description compare two tBTA_GATTC_CHAR_ID type of pointer
|
|
**
|
|
** Returns
|
|
**
|
|
*******************************************************************************/
|
|
BOOLEAN bta_gattc_charid_compare(tBTA_GATTC_CHAR_ID *p_src, tBTA_GATTC_CHAR_ID *p_tar)
|
|
{
|
|
if (bta_gattc_gattid_compare (&p_src->char_id, &p_tar->char_id) &&
|
|
bta_gattc_srvcid_compare (&p_src->srvc_id, &p_tar->srvc_id))
|
|
return TRUE;
|
|
else
|
|
return FALSE;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_check_notif_registry
|
|
**
|
|
** Description check if the service notificaition has been registered.
|
|
**
|
|
** Returns
|
|
**
|
|
*******************************************************************************/
|
|
BOOLEAN bta_gattc_check_notif_registry(tBTA_GATTC_RCB *p_clreg, tBTA_GATTC_SERV *p_srcb,
|
|
tBTA_GATTC_NOTIFY *p_notify)
|
|
{
|
|
UINT8 i;
|
|
|
|
for (i = 0 ; i < BTA_GATTC_NOTIF_REG_MAX; i ++)
|
|
{
|
|
if (p_clreg->notif_reg[i].in_use &&
|
|
bdcmp(p_clreg->notif_reg[i].remote_bda, p_srcb->server_bda) == 0 &&
|
|
bta_gattc_charid_compare (&p_clreg->notif_reg[i].char_id, &p_notify->char_id))
|
|
{
|
|
APPL_TRACE_DEBUG("Notification registered!");
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_clear_notif_registration
|
|
**
|
|
** Description clear up the notification registration information by BD_ADDR.
|
|
**
|
|
** Returns None.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_clear_notif_registration(UINT16 conn_id)
|
|
{
|
|
BD_ADDR remote_bda;
|
|
tBTA_GATTC_IF gatt_if;
|
|
tBTA_GATTC_RCB *p_clrcb ;
|
|
UINT8 i;
|
|
tGATT_TRANSPORT transport;
|
|
|
|
if (GATT_GetConnectionInfor(conn_id, &gatt_if, remote_bda, &transport))
|
|
{
|
|
if ((p_clrcb = bta_gattc_cl_get_regcb(gatt_if)) != NULL)
|
|
{
|
|
for (i = 0 ; i < BTA_GATTC_NOTIF_REG_MAX; i ++)
|
|
{
|
|
if (p_clrcb->notif_reg[i].in_use &&
|
|
!bdcmp(p_clrcb->notif_reg[i].remote_bda, remote_bda))
|
|
memset(&p_clrcb->notif_reg[i], 0, sizeof(tBTA_GATTC_NOTIF_REG));
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
APPL_TRACE_ERROR("can not clear indication/notif registration for unknown app");
|
|
}
|
|
return;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_pack_cb_data
|
|
**
|
|
** Description pack the data from read response into callback data structure.
|
|
**
|
|
** Returns
|
|
**
|
|
*******************************************************************************/
|
|
tBTA_GATT_STATUS bta_gattc_pack_read_cb_data(tBTA_GATTC_SERV *p_srcb,
|
|
tBT_UUID *p_descr_uuid,
|
|
tGATT_VALUE *p_attr,
|
|
tBTA_GATT_READ_VAL *p_value)
|
|
{
|
|
UINT8 i = 0, *pp = p_attr->value;
|
|
tBT_UUID uuid = {LEN_UUID_16, {GATT_UUID_CHAR_AGG_FORMAT}};
|
|
UINT16 handle;
|
|
tBTA_GATT_STATUS status = BTA_GATT_OK;
|
|
|
|
/* GATT_UUID_CHAR_AGG_FORMAT */
|
|
if (bta_gattc_uuid_compare (&uuid, p_descr_uuid, TRUE))
|
|
{
|
|
while (p_attr->len >= 2 && i < BTA_GATTC_MULTI_MAX)
|
|
{
|
|
STREAM_TO_UINT16(handle, pp);
|
|
|
|
if (bta_gattc_handle2id(p_srcb,
|
|
handle,
|
|
&p_value->aggre_value.pre_format[i].char_id.srvc_id,
|
|
&p_value->aggre_value.pre_format[i].char_id.char_id,
|
|
&p_value->aggre_value.pre_format[i].descr_id) == FALSE)
|
|
{
|
|
status = BTA_GATT_INTERNAL_ERROR;
|
|
APPL_TRACE_ERROR("can not map to GATT ID. handle = 0x%04x", handle);
|
|
break;
|
|
}
|
|
i ++;
|
|
p_attr->len -= 2;
|
|
}
|
|
p_value->aggre_value.num_pres_fmt = i;
|
|
}
|
|
else
|
|
{
|
|
/* all others, take as raw format */
|
|
p_value->unformat.len = p_attr->len;
|
|
p_value->unformat.p_value = p_attr->value;
|
|
}
|
|
return status;
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_mark_bg_conn
|
|
**
|
|
** Description mark background connection status when a bg connection is initiated
|
|
** or terminated.
|
|
**
|
|
** Returns TRUE if success; FALSE otherwise.
|
|
**
|
|
*******************************************************************************/
|
|
BOOLEAN bta_gattc_mark_bg_conn (tBTA_GATTC_IF client_if, BD_ADDR_PTR remote_bda_ptr,
|
|
BOOLEAN add, BOOLEAN is_listen)
|
|
{
|
|
tBTA_GATTC_BG_TCK *p_bg_tck = &bta_gattc_cb.bg_track[0];
|
|
UINT8 i = 0;
|
|
tBTA_GATTC_CIF_MASK *p_cif_mask;
|
|
|
|
for (i = 0; i < BTA_GATTC_KNOWN_SR_MAX; i ++, p_bg_tck ++)
|
|
{
|
|
if (p_bg_tck->in_use &&
|
|
((remote_bda_ptr != NULL && bdcmp(p_bg_tck->remote_bda, remote_bda_ptr) == 0) ||
|
|
(remote_bda_ptr == NULL && bdcmp(p_bg_tck->remote_bda, dummy_bda) == 0)))
|
|
{
|
|
p_cif_mask = is_listen ? &p_bg_tck->cif_adv_mask : &p_bg_tck->cif_mask;
|
|
|
|
if (add)
|
|
/* mask on the cif bit */
|
|
*p_cif_mask |= (1 <<(client_if - 1));
|
|
else
|
|
{
|
|
if (client_if != 0)
|
|
*p_cif_mask &= (~(1 <<(client_if - 1)));
|
|
else
|
|
*p_cif_mask = 0;
|
|
}
|
|
/* no BG connection for this device, make it available */
|
|
if (p_bg_tck->cif_mask == 0 && p_bg_tck->cif_adv_mask == 0)
|
|
{
|
|
memset(p_bg_tck, 0, sizeof(tBTA_GATTC_BG_TCK));
|
|
}
|
|
return TRUE;
|
|
}
|
|
}
|
|
if (!add)
|
|
{
|
|
if (remote_bda_ptr)
|
|
{
|
|
// bdstr_t bdstr = {0};
|
|
char bdstr[18] = {0};
|
|
APPL_TRACE_ERROR("%s unable to find the bg connection mask for: %s", __func__,
|
|
bdaddr_to_string((bt_bdaddr_t *)remote_bda_ptr, bdstr, sizeof(bdstr)));
|
|
}
|
|
return FALSE;
|
|
}
|
|
else /* adding a new device mask */
|
|
{
|
|
for (i = 0, p_bg_tck = &bta_gattc_cb.bg_track[0];
|
|
i < BTA_GATTC_KNOWN_SR_MAX; i ++, p_bg_tck ++)
|
|
{
|
|
if (!p_bg_tck->in_use)
|
|
{
|
|
p_bg_tck->in_use = TRUE;
|
|
if (remote_bda_ptr)
|
|
bdcpy(p_bg_tck->remote_bda, remote_bda_ptr);
|
|
else
|
|
bdcpy(p_bg_tck->remote_bda, dummy_bda);
|
|
|
|
p_cif_mask = is_listen ? &p_bg_tck->cif_adv_mask : &p_bg_tck->cif_mask;
|
|
|
|
*p_cif_mask = (1 <<(client_if - 1));
|
|
return TRUE;
|
|
}
|
|
}
|
|
APPL_TRACE_ERROR("no available space to mark the bg connection status");
|
|
return FALSE;
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_check_bg_conn
|
|
**
|
|
** Description check if this is a background connection background connection.
|
|
**
|
|
** Returns TRUE if success; FALSE otherwise.
|
|
**
|
|
*******************************************************************************/
|
|
BOOLEAN bta_gattc_check_bg_conn (tBTA_GATTC_IF client_if, BD_ADDR remote_bda, UINT8 role)
|
|
{
|
|
tBTA_GATTC_BG_TCK *p_bg_tck = &bta_gattc_cb.bg_track[0];
|
|
UINT8 i = 0;
|
|
BOOLEAN is_bg_conn = FALSE;
|
|
|
|
for (i = 0; i < BTA_GATTC_KNOWN_SR_MAX && !is_bg_conn; i ++, p_bg_tck ++)
|
|
{
|
|
if (p_bg_tck->in_use &&
|
|
(bdcmp(p_bg_tck->remote_bda, remote_bda) == 0 ||
|
|
bdcmp(p_bg_tck->remote_bda, dummy_bda) == 0))
|
|
{
|
|
if (((p_bg_tck->cif_mask &(1 <<(client_if - 1))) != 0) &&
|
|
role == HCI_ROLE_MASTER)
|
|
is_bg_conn = TRUE;
|
|
|
|
if (((p_bg_tck->cif_adv_mask &(1 <<(client_if - 1))) != 0) &&
|
|
role == HCI_ROLE_SLAVE)
|
|
is_bg_conn = TRUE;
|
|
}
|
|
}
|
|
return is_bg_conn;
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_send_open_cback
|
|
**
|
|
** Description send open callback
|
|
**
|
|
** Returns
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_send_open_cback( tBTA_GATTC_RCB *p_clreg, tBTA_GATT_STATUS status,
|
|
BD_ADDR remote_bda, UINT16 conn_id,
|
|
tBTA_TRANSPORT transport, UINT16 mtu)
|
|
{
|
|
tBTA_GATTC cb_data;
|
|
|
|
if (p_clreg->p_cback)
|
|
{
|
|
memset(&cb_data, 0, sizeof(tBTA_GATTC));
|
|
|
|
cb_data.open.status = status;
|
|
cb_data.open.client_if = p_clreg->client_if;
|
|
cb_data.open.conn_id = conn_id;
|
|
cb_data.open.mtu = mtu;
|
|
cb_data.open.transport = transport;
|
|
bdcpy(cb_data.open.remote_bda, remote_bda);
|
|
|
|
(*p_clreg->p_cback)(BTA_GATTC_OPEN_EVT, &cb_data);
|
|
}
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_conn_alloc
|
|
**
|
|
** Description allocate connection tracking spot
|
|
**
|
|
** Returns pointer to the clcb
|
|
**
|
|
*******************************************************************************/
|
|
tBTA_GATTC_CONN * bta_gattc_conn_alloc(BD_ADDR remote_bda)
|
|
{
|
|
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_GATT_DEBUG == TRUE
|
|
APPL_TRACE_DEBUG("bta_gattc_conn_alloc: found conn_track[%d] available",i_conn);
|
|
#endif
|
|
p_conn->in_use = TRUE;
|
|
bdcpy(p_conn->remote_bda, remote_bda);
|
|
return p_conn;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_conn_find
|
|
**
|
|
** Description allocate connection tracking spot
|
|
**
|
|
** Returns pointer to the clcb
|
|
**
|
|
*******************************************************************************/
|
|
tBTA_GATTC_CONN * bta_gattc_conn_find(BD_ADDR remote_bda)
|
|
{
|
|
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 && bdcmp(remote_bda, p_conn->remote_bda) == 0)
|
|
{
|
|
#if BTA_GATT_DEBUG == TRUE
|
|
APPL_TRACE_DEBUG("bta_gattc_conn_find: found conn_track[%d] matched",i_conn);
|
|
#endif
|
|
return p_conn;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_conn_find_alloc
|
|
**
|
|
** Description find or allocate connection tracking spot
|
|
**
|
|
** Returns pointer to the clcb
|
|
**
|
|
*******************************************************************************/
|
|
tBTA_GATTC_CONN * bta_gattc_conn_find_alloc(BD_ADDR remote_bda)
|
|
{
|
|
tBTA_GATTC_CONN *p_conn = bta_gattc_conn_find (remote_bda);
|
|
|
|
if (p_conn == NULL)
|
|
{
|
|
p_conn = bta_gattc_conn_alloc(remote_bda);
|
|
}
|
|
return p_conn;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_conn_dealloc
|
|
**
|
|
** Description de-allocate connection tracking spot
|
|
**
|
|
** Returns pointer to the clcb
|
|
**
|
|
*******************************************************************************/
|
|
BOOLEAN bta_gattc_conn_dealloc(BD_ADDR remote_bda)
|
|
{
|
|
tBTA_GATTC_CONN *p_conn = bta_gattc_conn_find (remote_bda);
|
|
|
|
if (p_conn != NULL)
|
|
{
|
|
p_conn->in_use = FALSE;
|
|
memset(p_conn->remote_bda, 0, BD_ADDR_LEN);
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_find_int_conn_clcb
|
|
**
|
|
** Description try to locate a clcb when an internal connecion event arrives.
|
|
**
|
|
** Returns pointer to the clcb
|
|
**
|
|
*******************************************************************************/
|
|
tBTA_GATTC_CLCB * bta_gattc_find_int_conn_clcb(tBTA_GATTC_DATA *p_msg)
|
|
{
|
|
tBTA_GATTC_CLCB *p_clcb = NULL;
|
|
|
|
if (p_msg->int_conn.role == HCI_ROLE_SLAVE)
|
|
bta_gattc_conn_find_alloc(p_msg->int_conn.remote_bda);
|
|
|
|
/* try to locate a logic channel */
|
|
if ((p_clcb = bta_gattc_find_clcb_by_cif(p_msg->int_conn.client_if,
|
|
p_msg->int_conn.remote_bda,
|
|
p_msg->int_conn.transport)) == NULL)
|
|
{
|
|
/* for a background connection or listening connection */
|
|
if (/*p_msg->int_conn.role == HCI_ROLE_SLAVE || */
|
|
bta_gattc_check_bg_conn(p_msg->int_conn.client_if,
|
|
p_msg->int_conn.remote_bda,
|
|
p_msg->int_conn.role))
|
|
{
|
|
/* allocate a new channel */
|
|
p_clcb = bta_gattc_clcb_alloc(p_msg->int_conn.client_if,
|
|
p_msg->int_conn.remote_bda,
|
|
p_msg->int_conn.transport);
|
|
}
|
|
}
|
|
return p_clcb;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_find_int_disconn_clcb
|
|
**
|
|
** Description try to locate a clcb when an internal disconnect callback arrives.
|
|
**
|
|
** Returns pointer to the clcb
|
|
**
|
|
*******************************************************************************/
|
|
tBTA_GATTC_CLCB * bta_gattc_find_int_disconn_clcb(tBTA_GATTC_DATA *p_msg)
|
|
{
|
|
tBTA_GATTC_CLCB *p_clcb = NULL;
|
|
|
|
bta_gattc_conn_dealloc(p_msg->int_conn.remote_bda);
|
|
if ((p_clcb = bta_gattc_find_clcb_by_conn_id(p_msg->int_conn.hdr.layer_specific)) == NULL)
|
|
{
|
|
/* connection attempt failed, send connection callback event */
|
|
p_clcb = bta_gattc_find_clcb_by_cif(p_msg->int_conn.client_if,
|
|
p_msg->int_conn.remote_bda,
|
|
p_msg->int_conn.transport);
|
|
}
|
|
if (p_clcb == NULL)
|
|
{
|
|
APPL_TRACE_DEBUG(" disconnection ID: [%d] not used by BTA",
|
|
p_msg->int_conn.hdr.layer_specific);
|
|
}
|
|
return p_clcb;
|
|
}
|
|
|
|
#endif /* BTA_GATT_INCLUDED */
|