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https://github.com/espressif/esp-idf.git
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136 lines
4.1 KiB
C
136 lines
4.1 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2002-2012 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 definition of the btm control block when
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* BTM_DYNAMIC_MEMORY is used.
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*
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******************************************************************************/
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#include "stack/bt_types.h"
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#include "common/bt_target.h"
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#include <string.h>
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#include "btm_int.h"
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#include "osi/allocator.h"
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/* Global BTM control block structure
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*/
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#if BTM_DYNAMIC_MEMORY == FALSE
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tBTM_CB btm_cb;
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#else
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tBTM_CB *btm_cb_ptr;
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#endif
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#if (BLE_50_FEATURE_SUPPORT == TRUE)
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extern void btm_ble_extendadvcb_init(void);
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extern void btm_ble_advrecod_init(void);
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#endif
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/*******************************************************************************
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**
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** Function btm_init
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**
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** Description This function is called at BTM startup to allocate the
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** control block (if using dynamic memory), and initializes the
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** tracing level. It then initializes the various components of
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** btm.
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**
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** Returns void
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**
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*******************************************************************************/
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void btm_init (void)
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{
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#if BTM_DYNAMIC_MEMORY
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btm_cb_ptr = (tBTM_CB *)osi_malloc(sizeof(tBTM_CB));
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#endif /* #if BTM_DYNAMIC_MEMORY */
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/* All fields are cleared; nonzero fields are reinitialized in appropriate function */
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memset(&btm_cb, 0, sizeof(tBTM_CB));
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btm_cb.page_queue = fixed_queue_new(QUEUE_SIZE_MAX);
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btm_cb.sec_pending_q = fixed_queue_new(QUEUE_SIZE_MAX);
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#if defined(BTM_INITIAL_TRACE_LEVEL)
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btm_cb.trace_level = BTM_INITIAL_TRACE_LEVEL;
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#else
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btm_cb.trace_level = BT_TRACE_LEVEL_NONE;
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#endif
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/* Initialize BTM component structures */
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btm_inq_db_init(); /* Inquiry Database and Structures */
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btm_acl_init(); /* ACL Database and Structures */
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#if (SMP_INCLUDED == TRUE)
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btm_sec_init(BTM_SEC_MODE_SP); /* Security Manager Database and Structures */
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#endif ///SMP_INCLUDED == TRUE
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#if BTM_SCO_INCLUDED == TRUE
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btm_sco_init(); /* SCO Database and Structures (If included) */
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#endif
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btm_dev_init(); /* Device Manager Structures & HCI_Reset */
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#if BLE_INCLUDED == TRUE
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btm_ble_lock_init();
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btm_ble_sem_init();
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#endif
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btm_sec_dev_init();
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#if (BLE_50_FEATURE_SUPPORT == TRUE)
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btm_ble_extendadvcb_init();
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btm_ble_advrecod_init();
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#endif
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}
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/*******************************************************************************
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**
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** Function btm_free
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**
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** Description This function is called at btu core free the fixed queue
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**
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** Returns void
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**
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*******************************************************************************/
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void btm_free(void)
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{
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fixed_queue_free(btm_cb.page_queue, osi_free_func);
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fixed_queue_free(btm_cb.sec_pending_q, osi_free_func);
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btm_acl_free();
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btm_sec_dev_free();
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#if BTM_DYNAMIC_MEMORY
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FREE_AND_RESET(btm_cb_ptr);
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#endif
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#if BLE_INCLUDED == TRUE
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btm_ble_lock_free();
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btm_ble_sem_free();
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#endif
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}
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uint8_t btm_acl_active_count(void)
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{
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list_node_t *p_node = NULL;
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tACL_CONN *p_acl_conn = NULL;
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uint8_t count = 0;
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for (p_node = list_begin(btm_cb.p_acl_db_list); p_node; p_node = list_next(p_node)) {
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p_acl_conn = list_node(p_node);
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if (p_acl_conn && p_acl_conn->in_use) {
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count++;
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}
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}
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return count;
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}
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