73 lines
3.7 KiB
C++
73 lines
3.7 KiB
C++
/*********************************************************************************
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* MIT License
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*
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* Copyright (c) 2020-2022 Gregg E. Berman
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*
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* https://github.com/HomeSpan/HomeSpan
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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********************************************************************************/
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#pragma once
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#include <WiFi.h>
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#include <unordered_set>
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#include "Settings.h"
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using std::unordered_set;
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const int MAX_SSID=32; // max number of characters in WiFi SSID
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const int MAX_PWD=64; // max number of characters in WiFi Password
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///////////////////////////////
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struct Network {
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const int MAX_HTTP=4095; // max number of bytes in HTTP message
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const char *apSSID=DEFAULT_AP_SSID; // Access Point SSID
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const char *apPassword=DEFAULT_AP_PASSWORD; // Access Point password (does not need to be secret - only used to ensure excrypted WiFi connection)
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unsigned long lifetime=DEFAULT_AP_TIMEOUT*1000; // length of time (in milliseconds) to keep Access Point alive before shutting down and re-starting
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char **ssidList=NULL;
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int numSSID;
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WiFiClient client; // client used for HTTP calls
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int waitTime; // time to wait between HTTP refreshed when checking for WiFi connection
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unsigned long alarmTimeOut; // alarm time after which access point is shut down and HomeSpan is re-started
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int apStatus; // tracks access point status (0=timed-out, -1=cancel, 1=save)
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struct {
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char ssid[MAX_SSID+1]="";
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char pwd[MAX_PWD+1]="";
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} wifiData;
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char setupCode[8+1];
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void scan(); // scan for WiFi networks and save only those with unique SSIDs
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void serialConfigure(); // configure homeSpan WiFi from serial monitor
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boolean allowedCode(char *s); // checks if Setup Code is allowed (HAP defines a list of disallowed codes)
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void apConfigure(); // configure homeSpan WiFi and Setup Code using temporary Captive Access Point; only returns if sucessful, else ESP restarts
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void processRequest(char *body, char *formData); // process the HTTP request
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int getFormValue(char *formData, const char *tag, char *value, int maxSize); // search for 'tag' in 'formData' and copy result into 'value' up to 'maxSize' characters; returns number of characters, else -1 if 'tag' not found
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int badRequestError(); // return 400 error
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};
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