1df85e0039
This change adds a check for compatibility between the nvs version found on nvs flash and the one assumed by running code during nvs initialization. Any mismatch is reported to the user using new error code ESP_ERR_NVS_NEW_VERSION_FOUND.
191 lines
6.1 KiB
C
191 lines
6.1 KiB
C
/*
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This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
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software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied.
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*/
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#include <stdint.h>
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#include <string.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include "nvs.h"
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#include "nvs_flash.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "esp_log.h"
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#include "esp_bt.h"
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#include "esp_bt_main.h"
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#include "esp_gap_bt_api.h"
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#include "esp_bt_device.h"
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#include "esp_spp_api.h"
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#include "time.h"
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#include "sys/time.h"
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#define SPP_TAG "SPP_ACCEPTOR_DEMO"
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#define SPP_SERVER_NAME "SPP_SERVER"
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#define EXCAMPLE_DEVICE_NAME "ESP_SPP_ACCEPTOR"
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#define SPP_SHOW_DATA 0
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#define SPP_SHOW_SPEED 1
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#define SPP_SHOW_MODE SPP_SHOW_SPEED /*Choose show mode: show data or speed*/
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static const esp_spp_mode_t esp_spp_mode = ESP_SPP_MODE_CB;
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static struct timeval time_new, time_old;
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static long data_num = 0;
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static const esp_spp_sec_t sec_mask = ESP_SPP_SEC_AUTHENTICATE;
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static const esp_spp_role_t role_slave = ESP_SPP_ROLE_SLAVE;
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static void print_speed(void)
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{
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float time_old_s = time_old.tv_sec + time_old.tv_usec / 1000000.0;
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float time_new_s = time_new.tv_sec + time_new.tv_usec / 1000000.0;
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float time_interval = time_new_s - time_old_s;
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float speed = data_num * 8 / time_interval / 1000.0;
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ESP_LOGI(SPP_TAG, "speed(%fs ~ %fs): %f kbit/s" , time_old_s, time_new_s, speed);
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data_num = 0;
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time_old.tv_sec = time_new.tv_sec;
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time_old.tv_usec = time_new.tv_usec;
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}
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static void esp_spp_cb(esp_spp_cb_event_t event, esp_spp_cb_param_t *param)
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{
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switch (event) {
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case ESP_SPP_INIT_EVT:
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ESP_LOGI(SPP_TAG, "ESP_SPP_INIT_EVT");
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esp_bt_dev_set_device_name(EXCAMPLE_DEVICE_NAME);
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esp_bt_gap_set_scan_mode(ESP_BT_SCAN_MODE_CONNECTABLE_DISCOVERABLE);
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esp_spp_start_srv(sec_mask,role_slave, 0, SPP_SERVER_NAME);
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break;
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case ESP_SPP_DISCOVERY_COMP_EVT:
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ESP_LOGI(SPP_TAG, "ESP_SPP_DISCOVERY_COMP_EVT");
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break;
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case ESP_SPP_OPEN_EVT:
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ESP_LOGI(SPP_TAG, "ESP_SPP_OPEN_EVT");
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break;
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case ESP_SPP_CLOSE_EVT:
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ESP_LOGI(SPP_TAG, "ESP_SPP_CLOSE_EVT");
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break;
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case ESP_SPP_START_EVT:
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ESP_LOGI(SPP_TAG, "ESP_SPP_START_EVT");
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break;
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case ESP_SPP_CL_INIT_EVT:
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ESP_LOGI(SPP_TAG, "ESP_SPP_CL_INIT_EVT");
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break;
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case ESP_SPP_DATA_IND_EVT:
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#if (SPP_SHOW_MODE == SPP_SHOW_DATA)
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ESP_LOGI(SPP_TAG, "ESP_SPP_DATA_IND_EVT len=%d handle=%d",
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param->data_ind.len, param->data_ind.handle);
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esp_log_buffer_hex("",param->data_ind.data,param->data_ind.len);
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#else
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gettimeofday(&time_new, NULL);
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data_num += param->data_ind.len;
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if (time_new.tv_sec - time_old.tv_sec >= 3) {
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print_speed();
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}
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#endif
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break;
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case ESP_SPP_CONG_EVT:
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ESP_LOGI(SPP_TAG, "ESP_SPP_CONG_EVT");
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break;
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case ESP_SPP_WRITE_EVT:
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ESP_LOGI(SPP_TAG, "ESP_SPP_WRITE_EVT");
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break;
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case ESP_SPP_SRV_OPEN_EVT:
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ESP_LOGI(SPP_TAG, "ESP_SPP_SRV_OPEN_EVT");
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gettimeofday(&time_old, NULL);
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break;
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default:
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break;
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}
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}
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void esp_bt_gap_cb(esp_bt_gap_cb_event_t event, esp_bt_gap_cb_param_t *param)
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{
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switch (event) {
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#ifdef CONFIG_BT_SSP_ENABLE
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case ESP_BT_GAP_AUTH_CMPL_EVT:{
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if (param->auth_cmpl.stat == ESP_BT_STATUS_SUCCESS) {
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ESP_LOGI(SPP_TAG, "authentication success: %s", param->auth_cmpl.device_name);
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esp_log_buffer_hex(SPP_TAG, param->auth_cmpl.bda, ESP_BD_ADDR_LEN);
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} else {
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ESP_LOGE(SPP_TAG, "authentication failed, status:%d", param->auth_cmpl.stat);
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}
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break;
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}
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case ESP_BT_GAP_CFM_REQ_EVT:
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ESP_LOGI(SPP_TAG, "ESP_BT_GAP_CFM_REQ_EVT Please compare the numeric value: %d", param->cfm_req.num_val);
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esp_bt_gap_ssp_confirm_reply(param->cfm_req.bda, true);
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break;
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case ESP_BT_GAP_KEY_NOTIF_EVT:
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ESP_LOGI(SPP_TAG, "ESP_BT_GAP_KEY_NOTIF_EVT passkey:%d", param->key_notif.passkey);
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break;
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case ESP_BT_GAP_KEY_REQ_EVT:
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ESP_LOGI(SPP_TAG, "ESP_BT_GAP_KEY_REQ_EVT Please enter passkey!");
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break;
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#endif ///CONFIG_BT_SSP_ENABLE
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default: {
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ESP_LOGI(SPP_TAG, "event: %d", event);
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break;
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}
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}
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return;
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}
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void app_main()
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{
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esp_err_t ret = nvs_flash_init();
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if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
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ESP_ERROR_CHECK(nvs_flash_erase());
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ret = nvs_flash_init();
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}
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ESP_ERROR_CHECK( ret );
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esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
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if ((ret = esp_bt_controller_init(&bt_cfg)) != ESP_OK) {
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ESP_LOGE(SPP_TAG, "%s initialize controller failed: %s\n", __func__, esp_err_to_name(ret));
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return;
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}
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if ((ret = esp_bt_controller_enable(ESP_BT_MODE_CLASSIC_BT)) != ESP_OK) {
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ESP_LOGE(SPP_TAG, "%s enable controller failed: %s\n", __func__, esp_err_to_name(ret));
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return;
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}
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if ((ret = esp_bluedroid_init()) != ESP_OK) {
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ESP_LOGE(SPP_TAG, "%s initialize bluedroid failed: %s\n", __func__, esp_err_to_name(ret));
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return;
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}
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if ((ret = esp_bluedroid_enable()) != ESP_OK) {
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ESP_LOGE(SPP_TAG, "%s enable bluedroid failed: %s\n", __func__, esp_err_to_name(ret));
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return;
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}
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if ((ret = esp_bt_gap_register_callback(esp_bt_gap_cb)) != ESP_OK) {
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ESP_LOGE(SPP_TAG, "%s gap register failed: %s\n", __func__, esp_err_to_name(ret));
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return;
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}
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if ((ret = esp_spp_register_callback(esp_spp_cb)) != ESP_OK) {
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ESP_LOGE(SPP_TAG, "%s spp register failed: %s\n", __func__, esp_err_to_name(ret));
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return;
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}
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if ((ret = esp_spp_init(esp_spp_mode)) != ESP_OK) {
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ESP_LOGE(SPP_TAG, "%s spp init failed: %s\n", __func__, esp_err_to_name(ret));
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return;
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}
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#ifdef CONFIG_BT_SSP_ENABLE
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esp_bt_sp_param_t param_type = ESP_BT_SP_IOCAP_MODE;
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esp_bt_io_cap_t iocap = ESP_BT_IO_CAP_IO;
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esp_bt_gap_set_security_param(param_type, &iocap, sizeof(uint8_t));
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#endif ///CONFIG_BT_SSP_ENABLE
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}
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