75381150fd
Formatting Pass 1 Lots of fixups to adding stdint and stdbool all over the place Formatting Pass 2 Formatting Pass 3 Formatting Pass 4 Update app_bt_stream.cpp
308 lines
11 KiB
C
308 lines
11 KiB
C
/***************************************************************************
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*
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* Copyright 2015-2019 BES.
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* All rights reserved. All unpublished rights reserved.
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*
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* No part of this work may be used or reproduced in any form or by any
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* means, or stored in a database or retrieval system, without prior written
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* permission of BES.
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*
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* Use of this work is governed by a license granted by BES.
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* This work contains confidential and proprietary information of
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* BES. which is protected by copyright, trade secret,
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* trademark and other intellectual property rights.
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*
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****************************************************************************/
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#if !defined(NEW_NV_RECORD_ENABLED)
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#include "nvrecord_ble.h"
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#include "co_math.h"
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#include "hal_timer.h"
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#include "hal_trace.h"
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#include "nvrecord.h"
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#include "tgt_hardware.h"
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#include <assert.h>
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#define ble_nv_debug
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#ifdef ble_nv_debug
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#define ble_trace TRACE
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#else
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#define ble_trace
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#endif
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extern nv_record_struct nv_record_config;
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static struct Ble_nvrecord *nvrecord_ble_p = NULL;
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static bool blerec_specific_value_prepare(const BleDeviceinfo *param_rec) {
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// Preparations before adding new ble record:
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// 1. If not existing. Check the record count. If it's BLE_RECORD_NUM,
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// move 0-(BLE_RECORD_NUM-2) right side by one slot, to discard the last
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// one and leave slot 0, decrease the record number. If it's smaller than
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// BLE_RECORD_NUM, move 0-(count-1) right side by one slot, leave slot 0,
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// don't change the record number.
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// 2. If existing already and the location is entryToFree , move
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// 0-(entryToFree-1)
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// right side by one slot, leave slot 0. Decrease the record number for
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// adding the new one.
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bool isEntryExisting = false;
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uint8_t entryToFree = 0;
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struct Ble_nvrecord *dest_ptr;
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dest_ptr = nvrecord_ble_p;
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TRACE(3, "%s start search addr %08x list_num=%d", __func__,
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(uint32_t)dest_ptr, dest_ptr->saved_list_num);
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if (dest_ptr->saved_list_num > 0) {
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for (uint8_t i = 0; i < dest_ptr->saved_list_num; i++) {
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if (0 == memcmp(dest_ptr->ble_nv[i].LTK, param_rec->LTK, BLE_LTK_SIZE)) {
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ble_trace(2, "%s Find the existing entry %d", __func__, i);
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DUMP8("%02x ", (uint8_t *)param_rec, sizeof(BleDeviceinfo));
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DUMP8("%02x ", (uint8_t *)&dest_ptr->ble_nv[i], sizeof(BleDeviceinfo));
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if (!memcmp((uint8_t *)param_rec, (uint8_t *)&dest_ptr->ble_nv[i],
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sizeof(BleDeviceinfo))) {
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ble_trace(
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0, "The new coming BLE device info is the same as the recorded.");
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return false;
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}
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memset(&(dest_ptr->ble_nv[i]), 0, sizeof(BleDeviceinfo));
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entryToFree = i;
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dest_ptr->saved_list_num--;
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isEntryExisting = true;
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break;
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}
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}
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} else {
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return true;
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}
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if (!isEntryExisting) {
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if (BLE_RECORD_NUM == dest_ptr->saved_list_num) {
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TRACE(0, "<=====>blerec list is full,delete the oldest and add param_rec "
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"to list");
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for (uint8_t k = 0; k < BLE_RECORD_NUM - 1; k++) {
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memcpy(&(dest_ptr->ble_nv[BLE_RECORD_NUM - 1 - k]),
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&(dest_ptr->ble_nv[BLE_RECORD_NUM - 2 - k]),
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sizeof(BleDeviceinfo));
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}
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dest_ptr->saved_list_num--;
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} else {
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for (uint8_t k = 0; k < dest_ptr->saved_list_num; k++) {
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memcpy(&(dest_ptr->ble_nv[dest_ptr->saved_list_num - k]),
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&(dest_ptr->ble_nv[dest_ptr->saved_list_num - 1 - k]),
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sizeof(BleDeviceinfo));
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}
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}
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return true;
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} else {
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for (uint8_t list_updata = 0; list_updata < entryToFree; list_updata++) {
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memcpy(&(dest_ptr->ble_nv[entryToFree - list_updata]),
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&(dest_ptr->ble_nv[entryToFree - list_updata - 1]),
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sizeof(BleDeviceinfo));
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}
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}
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return true;
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}
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void nv_record_blerec_init(void) {
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if (NULL == nvrecord_ble_p) {
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nvrecord_ble_p = (struct Ble_nvrecord *)nvrec_config_get_int(
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nv_record_config.config, (const char *)section_name_ble_nvds,
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(const char *)NV_RECORD_BLE_KEY, NVRAM_BLE_INVALID);
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}
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if (nvrecord_ble_p == (struct Ble_nvrecord *)NVRAM_BLE_INVALID) {
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nvrecord_ble_p =
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(struct Ble_nvrecord *)pool_malloc(sizeof(struct Ble_nvrecord));
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if (!nvrecord_ble_p) {
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ASSERT(0, "%s ble pool_malloc failed", __func__);
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return;
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}
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TRACE(1, "ble nv malloc addr %08x", (uint32_t)nvrecord_ble_p);
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memset(nvrecord_ble_p, 0, sizeof(struct Ble_nvrecord));
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nvrecord_ble_p->saved_list_num = 0; // init saved num
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uint8_t index;
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// avoid ble irk collision low probability
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uint32_t generatedSeed = hal_sys_timer_get();
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for (uint8_t index = 0; index < sizeof(bt_addr); index++) {
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generatedSeed ^=
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(((uint32_t)(bt_addr[index])) << (hal_sys_timer_get() & 0xF));
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}
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srand(generatedSeed);
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// generate a new IRK
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for (index = 0; index < BLE_IRK_SIZE; index++) {
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nvrecord_ble_p->loc_irk[index] = (uint8_t)co_rand_word();
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}
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nvrec_config_set_int(nv_record_config.config, section_name_ble_nvds,
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(const char *)NV_RECORD_BLE_KEY, (int)nvrecord_ble_p);
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}
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}
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void nv_record_blerec_get_local_irk(uint8_t *pIrk) {
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memcpy(pIrk, nvrecord_ble_p->loc_irk, BLE_IRK_SIZE);
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}
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bool nv_record_blerec_get_bd_addr_from_irk(uint8_t *pBdAddr, uint8_t *pIrk) {
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if (nvrecord_ble_p->saved_list_num > 0) {
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for (uint8_t index = 0; index < nvrecord_ble_p->saved_list_num; index++) {
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if (!memcmp(pIrk, nvrecord_ble_p->ble_nv[index].IRK, BLE_IRK_SIZE)) {
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memcpy(pBdAddr, nvrecord_ble_p->ble_nv[index].peer_bleAddr,
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BLE_ADDR_SIZE);
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return true;
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}
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}
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return false;
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} else {
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return false;
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}
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}
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int nv_record_blerec_add(const BleDeviceinfo *param_rec) {
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int nRet = 0;
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uint8_t isNeedToUpdateNv = true;
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isNeedToUpdateNv = blerec_specific_value_prepare(param_rec);
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if (isNeedToUpdateNv) {
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// add device info into nv struct
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memcpy(nvrecord_ble_p->ble_nv[0].peer_bleAddr, param_rec->peer_bleAddr,
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BLE_ADDR_SIZE); // addr
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nvrecord_ble_p->ble_nv[0].EDIV = param_rec->EDIV; // EDIV
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memcpy(nvrecord_ble_p->ble_nv[0].RANDOM, param_rec->RANDOM,
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BLE_ENC_RANDOM_SIZE); // RANDOM
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memcpy(nvrecord_ble_p->ble_nv[0].LTK, param_rec->LTK, BLE_LTK_SIZE); // LTK
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memcpy(nvrecord_ble_p->ble_nv[0].IRK, param_rec->IRK, BLE_IRK_SIZE); // IRK
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nvrecord_ble_p->ble_nv[0].bonded = param_rec->bonded; // bond status
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nvrecord_ble_p->saved_list_num++; // updata saved num
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nv_record_update_runtime_userdata();
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TRACE(2, "%s CURRENT BLE LIST NUM=%d", __func__,
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nvrecord_ble_p->saved_list_num);
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}
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#ifdef ble_nv_debug
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for (uint8_t k = 0; k < nvrecord_ble_p->saved_list_num; k++) {
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TRACE(0, "=========================================");
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TRACE(1, "Num %d BLE record:", k);
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TRACE(0, "BLE addr:");
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DUMP8("%02x ", (uint8_t *)nvrecord_ble_p->ble_nv[k].peer_bleAddr,
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BLE_ADDR_SIZE);
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TRACE(1, "NV EDIV %d and random is:", nvrecord_ble_p->ble_nv[k].EDIV);
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DUMP8("%02x ", (uint8_t *)nvrecord_ble_p->ble_nv[k].RANDOM,
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BLE_ENC_RANDOM_SIZE);
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TRACE(0, "NV LTK:");
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DUMP8("%02x ", (uint8_t *)nvrecord_ble_p->ble_nv[k].LTK, BLE_LTK_SIZE);
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TRACE(0, "NV irk:");
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DUMP8("%02x ", (uint8_t *)nvrecord_ble_p->ble_nv[k].IRK, BLE_IRK_SIZE);
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}
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#endif
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return nRet;
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}
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uint8_t nv_record_ble_fill_irk(uint8_t *irkToFill) {
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struct Ble_nvrecord *find_ptr;
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find_ptr = (struct Ble_nvrecord *)nvrec_config_get_int(
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nv_record_config.config, (const char *)section_name_ble_nvds,
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(const char *)NV_RECORD_BLE_KEY, NVRAM_BLE_INVALID);
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TRACE(2, "%s find_ptr 0x%x", __FUNCTION__, (uint32_t)find_ptr);
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if (((struct Ble_nvrecord *)NVRAM_BLE_INVALID == find_ptr) ||
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(0 == find_ptr->saved_list_num)) {
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return 0;
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}
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if (find_ptr->saved_list_num > 0) {
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for (uint8_t index = 0; index < find_ptr->saved_list_num; index++) {
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memcpy(irkToFill + index * BLE_IRK_SIZE, find_ptr->ble_nv[index].IRK,
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BLE_IRK_SIZE);
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}
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return find_ptr->saved_list_num;
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} else {
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return 0;
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}
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}
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// when master send encription req,if bonded,use ltk to bonding again(skip the
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// pair step)
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bool nv_record_ble_record_find_ltk_through_static_bd_addr(uint8_t *pBdAddr,
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uint8_t *ltk) {
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struct Ble_nvrecord *find_ptr;
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find_ptr = (struct Ble_nvrecord *)nvrec_config_get_int(
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nv_record_config.config, (const char *)section_name_ble_nvds,
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(const char *)NV_RECORD_BLE_KEY, NVRAM_BLE_INVALID);
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if (find_ptr == (struct Ble_nvrecord *)NVRAM_BLE_INVALID) {
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TRACE(1, "%s find data failed", __func__);
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return false;
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}
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for (uint8_t find_index = 0; find_index < find_ptr->saved_list_num;
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find_index++) {
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if (!memcmp(find_ptr->ble_nv[find_index].peer_bleAddr, pBdAddr,
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BLE_ADDR_SIZE)) {
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ble_trace(2, "%s FIND LTK IN NV SUCCESS %08x", __func__,
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(uint32_t)&find_ptr->ble_nv[find_index].LTK);
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memcpy(ltk, find_ptr->ble_nv[find_index].LTK, BLE_LTK_SIZE);
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return true;
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}
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}
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return false;
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}
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bool nv_record_ble_record_Once_a_device_has_been_bonded(void) {
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struct Ble_nvrecord *find_ptr;
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find_ptr = (struct Ble_nvrecord *)nvrec_config_get_int(
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nv_record_config.config, (const char *)section_name_ble_nvds,
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(const char *)NV_RECORD_BLE_KEY, NVRAM_BLE_INVALID);
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if (find_ptr == (struct Ble_nvrecord *)NVRAM_BLE_INVALID) {
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return false;
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}
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for (uint8_t find_index = 0; find_index < find_ptr->saved_list_num;
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find_index++) {
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if (find_ptr->ble_nv[find_index].bonded == true) {
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return true;
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}
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}
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return false;
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}
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void nv_record_ble_delete_entry(uint8_t *pBdAddr) {
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struct Ble_nvrecord *find_ptr;
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find_ptr = (struct Ble_nvrecord *)nvrec_config_get_int(
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nv_record_config.config, (const char *)section_name_ble_nvds,
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(const char *)NV_RECORD_BLE_KEY, NVRAM_BLE_INVALID);
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if (((struct Ble_nvrecord *)NVRAM_BLE_INVALID == find_ptr) ||
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(0 == find_ptr->saved_list_num)) {
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return;
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}
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int8_t indexToDelete = -1;
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for (uint8_t find_index = 0; find_index < find_ptr->saved_list_num;
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find_index++) {
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if (!memcmp(find_ptr->ble_nv[find_index].peer_bleAddr, pBdAddr,
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BLE_ADDR_SIZE)) {
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indexToDelete = find_index;
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break;
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}
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}
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if (indexToDelete >= 0) {
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uint8_t index;
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for (index = indexToDelete; index < find_ptr->saved_list_num - 1; index++) {
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memcpy(&(find_ptr->ble_nv[index]), &(find_ptr->ble_nv[index + 1]),
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sizeof(BleDeviceinfo));
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}
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memset((uint8_t *)&(find_ptr->ble_nv[index]), 0, sizeof(BleDeviceinfo));
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find_ptr->saved_list_num--;
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nv_record_update_runtime_userdata();
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}
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}
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#endif // !defined(NEW_NV_RECORD_ENABLED)
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