mirror of
https://github.com/esp8266/Arduino.git
synced 2025-07-02 14:22:55 +03:00
Allman-astyler
committed by
david gauchard
david gauchard
parent
98125f8860
commit
eea9999dc5
@ -1,309 +1,265 @@
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/**
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@file ESP8266WiFiMulti.cpp
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@date 16.05.2015
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@author Markus Sattler
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Copyright (c) 2015 Markus Sattler. All rights reserved.
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This file is part of the esp8266 core for Arduino environment.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "ESP8266WiFiMulti.h"
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#include <limits.h>
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#include <string.h>
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ESP8266WiFiMulti::ESP8266WiFiMulti()
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{
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}
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ESP8266WiFiMulti::~ESP8266WiFiMulti()
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{
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APlistClean();
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}
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bool ESP8266WiFiMulti::addAP(const char* ssid, const char *passphrase)
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{
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return APlistAdd(ssid, passphrase);
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}
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bool ESP8266WiFiMulti::existsAP(const char* ssid, const char *passphrase)
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{
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return APlistExists(ssid, passphrase);
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}
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wl_status_t ESP8266WiFiMulti::run(void)
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{
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wl_status_t status = WiFi.status();
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if (status == WL_DISCONNECTED || status == WL_NO_SSID_AVAIL || status == WL_IDLE_STATUS || status == WL_CONNECT_FAILED)
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{
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int8_t scanResult = WiFi.scanComplete();
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if (scanResult == WIFI_SCAN_RUNNING)
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{
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// scan is running, do nothing yet
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status = WL_NO_SSID_AVAIL;
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return status;
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}
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if (scanResult == 0)
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{
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// scan done, no ssids found. Start another scan.
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DEBUG_WIFI_MULTI("[WIFI] scan done\n");
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DEBUG_WIFI_MULTI("[WIFI] no networks found\n");
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WiFi.scanDelete();
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DEBUG_WIFI_MULTI("\n\n");
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delay(0);
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WiFi.disconnect();
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DEBUG_WIFI_MULTI("[WIFI] start scan\n");
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// scan wifi async mode
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WiFi.scanNetworks(true);
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return status;
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}
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if (scanResult > 0)
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{
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// scan done, analyze
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WifiAPEntry bestNetwork { NULL, NULL };
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int bestNetworkDb = INT_MIN;
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uint8 bestBSSID[6];
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int32_t bestChannel;
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DEBUG_WIFI_MULTI("[WIFI] scan done\n");
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delay(0);
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DEBUG_WIFI_MULTI("[WIFI] %d networks found\n", scanResult);
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for (int8_t i = 0; i < scanResult; ++i)
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{
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String ssid_scan;
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int32_t rssi_scan;
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uint8_t sec_scan;
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uint8_t* BSSID_scan;
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int32_t chan_scan;
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bool hidden_scan;
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WiFi.getNetworkInfo(i, ssid_scan, sec_scan, rssi_scan, BSSID_scan, chan_scan, hidden_scan);
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bool known = false;
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for (auto entry : APlist)
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{
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if (ssid_scan == entry.ssid) // SSID match
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{
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known = true;
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if (rssi_scan > bestNetworkDb) // best network
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{
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if (sec_scan == ENC_TYPE_NONE || entry.passphrase) // check for passphrase if not open wlan
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{
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bestNetworkDb = rssi_scan;
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bestChannel = chan_scan;
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bestNetwork = entry;
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memcpy((void*) &bestBSSID, (void*) BSSID_scan, sizeof(bestBSSID));
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}
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}
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break;
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}
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}
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if (known)
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{
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DEBUG_WIFI_MULTI(" ---> ");
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}
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else
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{
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DEBUG_WIFI_MULTI(" ");
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}
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DEBUG_WIFI_MULTI(" %d: [%d][%02X:%02X:%02X:%02X:%02X:%02X] %s (%d) %c\n", i, chan_scan, BSSID_scan[0], BSSID_scan[1], BSSID_scan[2], BSSID_scan[3], BSSID_scan[4], BSSID_scan[5], ssid_scan.c_str(), rssi_scan, (sec_scan == ENC_TYPE_NONE) ? ' ' : '*');
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delay(0);
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}
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// clean up ram
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WiFi.scanDelete();
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DEBUG_WIFI_MULTI("\n\n");
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delay(0);
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if (bestNetwork.ssid)
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{
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DEBUG_WIFI_MULTI("[WIFI] Connecting BSSID: %02X:%02X:%02X:%02X:%02X:%02X SSID: %s Channel: %d (%d)\n", bestBSSID[0], bestBSSID[1], bestBSSID[2], bestBSSID[3], bestBSSID[4], bestBSSID[5], bestNetwork.ssid, bestChannel, bestNetworkDb);
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WiFi.begin(bestNetwork.ssid, bestNetwork.passphrase, bestChannel, bestBSSID);
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status = WiFi.status();
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static const uint32_t connectTimeout = 5000; //5s timeout
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auto startTime = millis();
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// wait for connection, fail, or timeout
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while (status != WL_CONNECTED && status != WL_NO_SSID_AVAIL && status != WL_CONNECT_FAILED && (millis() - startTime) <= connectTimeout)
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{
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delay(10);
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status = WiFi.status();
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}
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#ifdef DEBUG_ESP_WIFI
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IPAddress ip;
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uint8_t * mac;
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switch (status)
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{
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case WL_CONNECTED:
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ip = WiFi.localIP();
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mac = WiFi.BSSID();
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DEBUG_WIFI_MULTI("[WIFI] Connecting done.\n");
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DEBUG_WIFI_MULTI("[WIFI] SSID: %s\n", WiFi.SSID().c_str());
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DEBUG_WIFI_MULTI("[WIFI] IP: %d.%d.%d.%d\n", ip[0], ip[1], ip[2], ip[3]);
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DEBUG_WIFI_MULTI("[WIFI] MAC: %02X:%02X:%02X:%02X:%02X:%02X\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
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DEBUG_WIFI_MULTI("[WIFI] Channel: %d\n", WiFi.channel());
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break;
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case WL_NO_SSID_AVAIL:
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DEBUG_WIFI_MULTI("[WIFI] Connecting Failed AP not found.\n");
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break;
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case WL_CONNECT_FAILED:
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DEBUG_WIFI_MULTI("[WIFI] Connecting Failed.\n");
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break;
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default:
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DEBUG_WIFI_MULTI("[WIFI] Connecting Failed (%d).\n", status);
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break;
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}
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#endif
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}
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else
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{
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DEBUG_WIFI_MULTI("[WIFI] no matching wifi found!\n");
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}
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return status;
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}
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// scan failed, or some other condition not handled above. Start another scan.
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DEBUG_WIFI_MULTI("[WIFI] delete old wifi config...\n");
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WiFi.disconnect();
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DEBUG_WIFI_MULTI("[WIFI] start scan\n");
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// scan wifi async mode
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WiFi.scanNetworks(true);
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}
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return status;
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}
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// ##################################################################################
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bool ESP8266WiFiMulti::APlistAdd(const char* ssid, const char *passphrase)
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{
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WifiAPEntry newAP;
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if (!ssid || *ssid == 0x00 || strlen(ssid) > 32)
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{
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// fail SSID too long or missing!
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DEBUG_WIFI_MULTI("[WIFI][APlistAdd] no ssid or ssid too long\n");
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return false;
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}
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//for passphrase, max is 63 ascii + null. For psk, 64hex + null.
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if (passphrase && strlen(passphrase) > 64)
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{
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// fail passphrase too long!
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DEBUG_WIFI_MULTI("[WIFI][APlistAdd] passphrase too long\n");
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return false;
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}
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if (APlistExists(ssid, passphrase))
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{
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DEBUG_WIFI_MULTI("[WIFI][APlistAdd] SSID: %s already exists\n", ssid);
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return true;
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}
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newAP.ssid = strdup(ssid);
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if (!newAP.ssid)
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{
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DEBUG_WIFI_MULTI("[WIFI][APlistAdd] fail newAP.ssid == 0\n");
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return false;
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}
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if (passphrase)
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{
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newAP.passphrase = strdup(passphrase);
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}
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else
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{
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newAP.passphrase = strdup("");
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}
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if (!newAP.passphrase)
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{
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DEBUG_WIFI_MULTI("[WIFI][APlistAdd] fail newAP.passphrase == 0\n");
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free(newAP.ssid);
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return false;
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}
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APlist.push_back(newAP);
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DEBUG_WIFI_MULTI("[WIFI][APlistAdd] add SSID: %s\n", newAP.ssid);
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return true;
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}
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bool ESP8266WiFiMulti::APlistExists(const char* ssid, const char *passphrase)
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{
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if (!ssid || *ssid == 0x00 || strlen(ssid) > 32)
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{
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// fail SSID too long or missing!
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DEBUG_WIFI_MULTI("[WIFI][APlistExists] no ssid or ssid too long\n");
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return false;
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}
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for (auto entry : APlist)
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{
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if (!strcmp(entry.ssid, ssid))
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{
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if (!passphrase)
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{
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if (!strcmp(entry.passphrase, ""))
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{
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return true;
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}
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}
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else
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{
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if (!strcmp(entry.passphrase, passphrase))
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{
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return true;
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}
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}
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}
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}
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return false;
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}
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void ESP8266WiFiMulti::APlistClean(void)
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{
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for (auto entry : APlist)
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{
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if (entry.ssid)
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{
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free(entry.ssid);
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}
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if (entry.passphrase)
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{
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free(entry.passphrase);
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}
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}
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APlist.clear();
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}
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/**
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*
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* @file ESP8266WiFiMulti.cpp
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* @date 16.05.2015
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* @author Markus Sattler
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*
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* Copyright (c) 2015 Markus Sattler. All rights reserved.
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* This file is part of the esp8266 core for Arduino environment.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
|
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
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* Lesser General Public License for more details.
|
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*
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* You should have received a copy of the GNU Lesser General Public
|
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* License along with this library; if not, write to the Free Software
|
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include "ESP8266WiFiMulti.h"
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#include <limits.h>
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#include <string.h>
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ESP8266WiFiMulti::ESP8266WiFiMulti() {
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}
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ESP8266WiFiMulti::~ESP8266WiFiMulti() {
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APlistClean();
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}
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bool ESP8266WiFiMulti::addAP(const char* ssid, const char *passphrase) {
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return APlistAdd(ssid, passphrase);
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}
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bool ESP8266WiFiMulti::existsAP(const char* ssid, const char *passphrase) {
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return APlistExists(ssid, passphrase);
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}
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wl_status_t ESP8266WiFiMulti::run(void) {
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wl_status_t status = WiFi.status();
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if(status == WL_DISCONNECTED || status == WL_NO_SSID_AVAIL || status == WL_IDLE_STATUS || status == WL_CONNECT_FAILED) {
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int8_t scanResult = WiFi.scanComplete();
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if(scanResult == WIFI_SCAN_RUNNING) {
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// scan is running, do nothing yet
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status = WL_NO_SSID_AVAIL;
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return status;
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}
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if(scanResult == 0) {
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// scan done, no ssids found. Start another scan.
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DEBUG_WIFI_MULTI("[WIFI] scan done\n");
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DEBUG_WIFI_MULTI("[WIFI] no networks found\n");
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WiFi.scanDelete();
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DEBUG_WIFI_MULTI("\n\n");
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delay(0);
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WiFi.disconnect();
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DEBUG_WIFI_MULTI("[WIFI] start scan\n");
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// scan wifi async mode
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WiFi.scanNetworks(true);
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return status;
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}
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if(scanResult > 0) {
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// scan done, analyze
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WifiAPEntry bestNetwork { NULL, NULL };
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int bestNetworkDb = INT_MIN;
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uint8 bestBSSID[6];
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int32_t bestChannel;
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DEBUG_WIFI_MULTI("[WIFI] scan done\n");
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delay(0);
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DEBUG_WIFI_MULTI("[WIFI] %d networks found\n", scanResult);
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for(int8_t i = 0; i < scanResult; ++i) {
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String ssid_scan;
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int32_t rssi_scan;
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uint8_t sec_scan;
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uint8_t* BSSID_scan;
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int32_t chan_scan;
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bool hidden_scan;
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WiFi.getNetworkInfo(i, ssid_scan, sec_scan, rssi_scan, BSSID_scan, chan_scan, hidden_scan);
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bool known = false;
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for(auto entry : APlist) {
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if(ssid_scan == entry.ssid) { // SSID match
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known = true;
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if(rssi_scan > bestNetworkDb) { // best network
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if(sec_scan == ENC_TYPE_NONE || entry.passphrase) { // check for passphrase if not open wlan
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bestNetworkDb = rssi_scan;
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bestChannel = chan_scan;
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bestNetwork = entry;
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memcpy((void*) &bestBSSID, (void*) BSSID_scan, sizeof(bestBSSID));
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}
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}
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break;
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}
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}
|
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|
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if(known) {
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DEBUG_WIFI_MULTI(" ---> ");
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} else {
|
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DEBUG_WIFI_MULTI(" ");
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}
|
||||
|
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DEBUG_WIFI_MULTI(" %d: [%d][%02X:%02X:%02X:%02X:%02X:%02X] %s (%d) %c\n", i, chan_scan, BSSID_scan[0], BSSID_scan[1], BSSID_scan[2], BSSID_scan[3], BSSID_scan[4], BSSID_scan[5], ssid_scan.c_str(), rssi_scan, (sec_scan == ENC_TYPE_NONE) ? ' ' : '*');
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delay(0);
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}
|
||||
|
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// clean up ram
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||||
WiFi.scanDelete();
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||||
|
||||
DEBUG_WIFI_MULTI("\n\n");
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delay(0);
|
||||
|
||||
if(bestNetwork.ssid) {
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DEBUG_WIFI_MULTI("[WIFI] Connecting BSSID: %02X:%02X:%02X:%02X:%02X:%02X SSID: %s Channel: %d (%d)\n", bestBSSID[0], bestBSSID[1], bestBSSID[2], bestBSSID[3], bestBSSID[4], bestBSSID[5], bestNetwork.ssid, bestChannel, bestNetworkDb);
|
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|
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WiFi.begin(bestNetwork.ssid, bestNetwork.passphrase, bestChannel, bestBSSID);
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status = WiFi.status();
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|
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static const uint32_t connectTimeout = 5000; //5s timeout
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|
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auto startTime = millis();
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// wait for connection, fail, or timeout
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while(status != WL_CONNECTED && status != WL_NO_SSID_AVAIL && status != WL_CONNECT_FAILED && (millis() - startTime) <= connectTimeout) {
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delay(10);
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status = WiFi.status();
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||||
}
|
||||
|
||||
#ifdef DEBUG_ESP_WIFI
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IPAddress ip;
|
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uint8_t * mac;
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switch(status) {
|
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case WL_CONNECTED:
|
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ip = WiFi.localIP();
|
||||
mac = WiFi.BSSID();
|
||||
DEBUG_WIFI_MULTI("[WIFI] Connecting done.\n");
|
||||
DEBUG_WIFI_MULTI("[WIFI] SSID: %s\n", WiFi.SSID().c_str());
|
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DEBUG_WIFI_MULTI("[WIFI] IP: %d.%d.%d.%d\n", ip[0], ip[1], ip[2], ip[3]);
|
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DEBUG_WIFI_MULTI("[WIFI] MAC: %02X:%02X:%02X:%02X:%02X:%02X\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
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DEBUG_WIFI_MULTI("[WIFI] Channel: %d\n", WiFi.channel());
|
||||
break;
|
||||
case WL_NO_SSID_AVAIL:
|
||||
DEBUG_WIFI_MULTI("[WIFI] Connecting Failed AP not found.\n");
|
||||
break;
|
||||
case WL_CONNECT_FAILED:
|
||||
DEBUG_WIFI_MULTI("[WIFI] Connecting Failed.\n");
|
||||
break;
|
||||
default:
|
||||
DEBUG_WIFI_MULTI("[WIFI] Connecting Failed (%d).\n", status);
|
||||
break;
|
||||
}
|
||||
#endif
|
||||
} else {
|
||||
DEBUG_WIFI_MULTI("[WIFI] no matching wifi found!\n");
|
||||
}
|
||||
|
||||
return status;
|
||||
}
|
||||
|
||||
|
||||
// scan failed, or some other condition not handled above. Start another scan.
|
||||
DEBUG_WIFI_MULTI("[WIFI] delete old wifi config...\n");
|
||||
WiFi.disconnect();
|
||||
|
||||
DEBUG_WIFI_MULTI("[WIFI] start scan\n");
|
||||
// scan wifi async mode
|
||||
WiFi.scanNetworks(true);
|
||||
}
|
||||
return status;
|
||||
}
|
||||
|
||||
// ##################################################################################
|
||||
|
||||
bool ESP8266WiFiMulti::APlistAdd(const char* ssid, const char *passphrase) {
|
||||
|
||||
WifiAPEntry newAP;
|
||||
|
||||
if(!ssid || *ssid == 0x00 || strlen(ssid) > 32) {
|
||||
// fail SSID too long or missing!
|
||||
DEBUG_WIFI_MULTI("[WIFI][APlistAdd] no ssid or ssid too long\n");
|
||||
return false;
|
||||
}
|
||||
|
||||
//for passphrase, max is 63 ascii + null. For psk, 64hex + null.
|
||||
if(passphrase && strlen(passphrase) > 64) {
|
||||
// fail passphrase too long!
|
||||
DEBUG_WIFI_MULTI("[WIFI][APlistAdd] passphrase too long\n");
|
||||
return false;
|
||||
}
|
||||
|
||||
if(APlistExists(ssid, passphrase)) {
|
||||
DEBUG_WIFI_MULTI("[WIFI][APlistAdd] SSID: %s already exists\n", ssid);
|
||||
return true;
|
||||
}
|
||||
|
||||
newAP.ssid = strdup(ssid);
|
||||
|
||||
if(!newAP.ssid) {
|
||||
DEBUG_WIFI_MULTI("[WIFI][APlistAdd] fail newAP.ssid == 0\n");
|
||||
return false;
|
||||
}
|
||||
|
||||
if(passphrase) {
|
||||
newAP.passphrase = strdup(passphrase);
|
||||
} else {
|
||||
newAP.passphrase = strdup("");
|
||||
}
|
||||
|
||||
if(!newAP.passphrase) {
|
||||
DEBUG_WIFI_MULTI("[WIFI][APlistAdd] fail newAP.passphrase == 0\n");
|
||||
free(newAP.ssid);
|
||||
return false;
|
||||
}
|
||||
|
||||
APlist.push_back(newAP);
|
||||
DEBUG_WIFI_MULTI("[WIFI][APlistAdd] add SSID: %s\n", newAP.ssid);
|
||||
return true;
|
||||
}
|
||||
|
||||
bool ESP8266WiFiMulti::APlistExists(const char* ssid, const char *passphrase) {
|
||||
if(!ssid || *ssid == 0x00 || strlen(ssid) > 32) {
|
||||
// fail SSID too long or missing!
|
||||
DEBUG_WIFI_MULTI("[WIFI][APlistExists] no ssid or ssid too long\n");
|
||||
return false;
|
||||
}
|
||||
for(auto entry : APlist) {
|
||||
if(!strcmp(entry.ssid, ssid)) {
|
||||
if(!passphrase) {
|
||||
if(!strcmp(entry.passphrase, "")) {
|
||||
return true;
|
||||
}
|
||||
} else {
|
||||
if(!strcmp(entry.passphrase, passphrase)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
void ESP8266WiFiMulti::APlistClean(void) {
|
||||
for(auto entry : APlist) {
|
||||
if(entry.ssid) {
|
||||
free(entry.ssid);
|
||||
}
|
||||
if(entry.passphrase) {
|
||||
free(entry.passphrase);
|
||||
}
|
||||
}
|
||||
APlist.clear();
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user