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84f094453b
* BLE and softAP provisioning examples added along with tests. * An application specific example added for demonstrating custom provisioning scheme. * tools/esp_prov/esp_prov.py can be used as a provisioning client for SoftAP, BLE and CLI based transports. Co-Authored-By: Amey Inamdar <amey@espressif.com> Co-Authored-By: Anurag Kar <anurag.kar@espressif.com>
107 lines
3.3 KiB
C
107 lines
3.3 KiB
C
/* SoftAP based Provisioning Example
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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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/* This file is mostly a boiler-plate code that applications can use without much change */
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#include <stdio.h>
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#include <string.h>
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#include <esp_err.h>
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#include <esp_log.h>
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#include <esp_wifi.h>
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#include <tcpip_adapter.h>
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#include <wifi_provisioning/wifi_config.h>
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#include "app_prov.h"
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static const char* TAG = "app_prov_handler";
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static esp_err_t get_status_handler(wifi_prov_config_get_data_t *resp_data)
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{
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/* Initialise to zero */
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memset(resp_data, 0, sizeof(wifi_prov_config_get_data_t));
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if (app_prov_get_wifi_state(&resp_data->wifi_state) != ESP_OK) {
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ESP_LOGW(TAG, "Prov app not running");
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return ESP_FAIL;
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}
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if (resp_data->wifi_state == WIFI_PROV_STA_CONNECTED) {
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ESP_LOGI(TAG, "Connected state");
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/* IP Addr assigned to STA */
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tcpip_adapter_ip_info_t ip_info;
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tcpip_adapter_get_ip_info(TCPIP_ADAPTER_IF_STA, &ip_info);
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char *ip_addr = ip4addr_ntoa(&ip_info.ip);
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strcpy(resp_data->conn_info.ip_addr, ip_addr);
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/* AP information to which STA is connected */
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wifi_ap_record_t ap_info;
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esp_wifi_sta_get_ap_info(&ap_info);
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memcpy(resp_data->conn_info.bssid, (char *)ap_info.bssid, sizeof(ap_info.bssid));
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memcpy(resp_data->conn_info.ssid, (char *)ap_info.ssid, sizeof(ap_info.ssid));
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resp_data->conn_info.channel = ap_info.primary;
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resp_data->conn_info.auth_mode = ap_info.authmode;
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} else if (resp_data->wifi_state == WIFI_PROV_STA_DISCONNECTED) {
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ESP_LOGI(TAG, "Disconnected state");
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/* If disconnected, convey reason */
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app_prov_get_wifi_disconnect_reason(&resp_data->fail_reason);
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} else {
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ESP_LOGI(TAG, "Connecting state");
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}
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return ESP_OK;
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}
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static wifi_config_t *wifi_cfg;
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static esp_err_t set_config_handler(const wifi_prov_config_set_data_t *req_data)
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{
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if (wifi_cfg) {
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free(wifi_cfg);
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wifi_cfg = NULL;
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}
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wifi_cfg = (wifi_config_t *) calloc(1, sizeof(wifi_config_t));
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if (!wifi_cfg) {
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ESP_LOGE(TAG, "Unable to alloc wifi config");
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return ESP_FAIL;
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}
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ESP_LOGI(TAG, "WiFi Credentials Received : \n\tssid %s \n\tpassword %s",
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req_data->ssid, req_data->password);
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memcpy((char *) wifi_cfg->sta.ssid, req_data->ssid,
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strnlen(req_data->ssid, sizeof(wifi_cfg->sta.ssid)));
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memcpy((char *) wifi_cfg->sta.password, req_data->password,
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strnlen(req_data->password, sizeof(wifi_cfg->sta.password)));
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return ESP_OK;
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}
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static esp_err_t apply_config_handler(void)
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{
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if (!wifi_cfg) {
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ESP_LOGE(TAG, "WiFi config not set");
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return ESP_FAIL;
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}
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app_prov_configure_sta(wifi_cfg);
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ESP_LOGI(TAG, "WiFi Credentials Applied");
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free(wifi_cfg);
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wifi_cfg = NULL;
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return ESP_OK;
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}
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wifi_prov_config_handlers_t wifi_prov_handlers = {
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.get_status_handler = get_status_handler,
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.set_config_handler = set_config_handler,
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.apply_config_handler = apply_config_handler,
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};
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