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esprfidtool.ino
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esprfidtool.ino
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/*
* ESP-RFID-Tool
* by Corey Harding of www.Exploit.Agency / www.LegacySecurityGroup.com
* ESP-RFID-Tool Software is distributed under the MIT License. The license and copyright notice can not be removed and must be distributed alongside all future copies of the software.
* MIT License
Copyright (c) [2018] [Corey Harding]
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
#include "HelpText.h"
#include "License.h"
#include "version.h"
#include "strrev.h"
#include "aba2str.h"
#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <ESP8266WebServer.h>
#include <ESP8266HTTPClient.h>
#include <ESP8266httpUpdate.h>
#include <ESP8266HTTPUpdateServer.h>
#include <ESP8266mDNS.h>
#include <FS.h>
#include <ArduinoJson.h> // ArduinoJson library 5.11.0 by Benoit Blanchon https://github.com/bblanchon/ArduinoJson
#include <ESP8266FtpServer.h> // https://github.com/exploitagency/esp8266FTPServer/tree/feature/bbx10_speedup
#include <DNSServer.h>
#include <ESP8266mDNS.h>
#define LED_BUILTIN 2
#define RESTORE_DEFAULTS_PIN 4 //GPIO 4
int jumperState = 0; //For restoring default settings
#include "WiegandNG.h" //https://github.com/jpliew/Wiegand-NG-Multi-Bit-Wiegand-Library-for-Arduino
// Port for web server
ESP8266WebServer server(80);
ESP8266WebServer httpServer(1337);
ESP8266HTTPUpdateServer httpUpdater;
FtpServer ftpSrv;
const byte DNS_PORT = 53;
DNSServer dnsServer;
HTTPClient http;
const char* update_path = "/update";
int accesspointmode;
char ssid[32];
char password[64];
int channel;
int hidden;
char local_IPstr[16];
char gatewaystr[16];
char subnetstr[16];
char update_username[32];
char update_password[64];
char ftp_username[32];
char ftp_password[64];
int ftpenabled;
int ledenabled;
char logname[31];
int bufferlength;
int txdelayus;
int txdelayms;
int safemode;
int TXstatus=0;
String pinHTML;
#include "pinSEND.h"
String dataCONVERSION="";
WiegandNG wg;
void LogWiegand(WiegandNG tempwg) {
volatile unsigned char *buffer=tempwg.getRawData();
unsigned int bufferSize = tempwg.getBufferSize();
unsigned int countedBits = tempwg.getBitCounted();
unsigned int countedBytes = (countedBits/8);
if ((countedBits % 8)>0) countedBytes++;
unsigned int bitsUsed = countedBytes * 8;
bool binChunk2exists=false;
volatile unsigned long cardChunk1 = 0;
volatile unsigned long cardChunk2 = 0;
volatile unsigned long binChunk2 = 0;
volatile unsigned long binChunk1 = 0;
String binChunk3="";
bool unknown=false;
binChunk2exists=false;
int binChunk2len=0;
int j=0;
for (int i=bufferSize-countedBytes; i< bufferSize;i++) {
unsigned char bufByte=buffer[i];
for(int x=0; x<8;x++) {
if ( (((bufferSize-i) *8)-x) <= countedBits) {
j++;
if((bufByte & 0x80)) { //write 1
if(j<23) {
binChunk1 = binChunk1 << 1;
binChunk1 |= 1;
}
else if(j<=52) {
binChunk2exists=true;
binChunk2len++;
binChunk2 = binChunk2 << 1;
binChunk2 |= 1;
}
else if(j>52){
binChunk3=binChunk3+"1";
}
}
else { //write 0
if(j<23) {
binChunk1 = binChunk1 << 1;
}
else if(j<=52){
binChunk2exists=true;
binChunk2len++;
binChunk2 = binChunk2 << 1;
}
else if(j>52){
binChunk3=binChunk3+"0";
}
}
}
bufByte<<=1;
}
}
j=0;
switch (countedBits) { //Add the preamble to known cards
case 26:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 2){
bitWrite(cardChunk1, i, 1); // Write preamble 1's to the 13th and 2nd bits
}
else if(i > 2) {
bitWrite(cardChunk1, i, 0); // Write preamble 0's to all other bits above 1
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 20)); // Write remaining bits to cardChunk1 from binChunk1
}
if(i < 20) {
bitWrite(cardChunk2, i + 4, bitRead(binChunk1, i)); // Write the remaining bits of binChunk1 to cardChunk2
}
if(i < 4) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i)); // Write the remaining bit of cardChunk2 with binChunk2 bits
}
}
break;
case 27:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 3){
bitWrite(cardChunk1, i, 1);
}
else if(i > 3) {
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 19));
}
if(i < 19) {
bitWrite(cardChunk2, i + 5, bitRead(binChunk1, i));
}
if(i < 5) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
case 28:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 4){
bitWrite(cardChunk1, i, 1);
}
else if(i > 4) {
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 18));
}
if(i < 18) {
bitWrite(cardChunk2, i + 6, bitRead(binChunk1, i));
}
if(i < 6) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
case 29:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 5){
bitWrite(cardChunk1, i, 1);
}
else if(i > 5) {
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 17));
}
if(i < 17) {
bitWrite(cardChunk2, i + 7, bitRead(binChunk1, i));
}
if(i < 7) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
case 30:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 6){
bitWrite(cardChunk1, i, 1);
}
else if(i > 6) {
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 16));
}
if(i < 16) {
bitWrite(cardChunk2, i + 8, bitRead(binChunk1, i));
}
if(i < 8) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
case 31:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 7){
bitWrite(cardChunk1, i, 1);
}
else if(i > 7) {
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 15));
}
if(i < 15) {
bitWrite(cardChunk2, i + 9, bitRead(binChunk1, i));
}
if(i < 9) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
case 32:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 8){
bitWrite(cardChunk1, i, 1);
}
else if(i > 8) {
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 14));
}
if(i < 14) {
bitWrite(cardChunk2, i + 10, bitRead(binChunk1, i));
}
if(i < 10) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
case 33:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 9){
bitWrite(cardChunk1, i, 1);
}
else if(i > 9) {
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 13));
}
if(i < 13) {
bitWrite(cardChunk2, i + 11, bitRead(binChunk1, i));
}
if(i < 11) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
case 34:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 10){
bitWrite(cardChunk1, i, 1);
}
else if(i > 10) {
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 12));
}
if(i < 12) {
bitWrite(cardChunk2, i + 12, bitRead(binChunk1, i));
}
if(i < 12) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
case 35:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 11){
bitWrite(cardChunk1, i, 1);
}
else if(i > 11) {
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 11));
}
if(i < 11) {
bitWrite(cardChunk2, i + 13, bitRead(binChunk1, i));
}
if(i < 13) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
case 36:
for(int i = 19; i >= 0; i--) {
if(i == 13 || i == 12){
bitWrite(cardChunk1, i, 1);
}
else if(i > 12) {
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 10));
}
if(i < 10) {
bitWrite(cardChunk2, i + 14, bitRead(binChunk1, i));
}
if(i < 14) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
case 37:
for(int i = 19; i >= 0; i--) {
if(i == 13){
bitWrite(cardChunk1, i, 0);
}
else {
bitWrite(cardChunk1, i, bitRead(binChunk1, i + 9));
}
if(i < 9) {
bitWrite(cardChunk2, i + 15, bitRead(binChunk1, i));
}
if(i < 15) {
bitWrite(cardChunk2, i, bitRead(binChunk2, i));
}
}
break;
default: //unknown card
unknown=true;
//String binChunk3 is like cardChunk0
cardChunk1=binChunk2;
cardChunk2=binChunk1;
break;
}
File f = SPIFFS.open("/"+String(logname), "a"); //Open the log in append mode to store capture
int preambleLen;
if (unknown==true && countedBits!=4 && countedBits!=248) {
f.print(F("Unknown "));
preambleLen=0;
}
else {
preambleLen=(44-countedBits);
}
f.print(String()+countedBits+F(" bit card,"));
if (countedBits==4) {
f.print(F("possible keypad entry,"));
}
if (countedBits==248) {
f.print(F("possible magstripe card,"));
}
String magstripe="";
if (unknown!=true) {
f.print(String()+preambleLen+F(" bit preamble,"));
}
f.print(F("Binary:"));
//f.print(" "); //debug line
if (binChunk2exists==true && unknown!=true) {
for(int i = (((countedBits+preambleLen)-countedBits)+(countedBits-24)); i--;) {
if (i==((((countedBits+preambleLen)-countedBits)+(countedBits-24))-preambleLen-1) && unknown!=true) {
f.print(" ");
}
f.print(bitRead(cardChunk1, i));
if(i == 0){
break;
}
}
}
if ((countedBits>=24) && unknown!=true) {
for(int i = 24; i--;) {
f.print(bitRead(cardChunk2, i));
if(i == 0){
break;
}
}
}
else if ((countedBits>=23) && unknown==true) {
int i;
if (countedBits>=52) {
i=22;
}
else {
i =(countedBits-binChunk2len);
}
for(i; i--;) {
f.print(bitRead(binChunk1, i));
if (countedBits==248) {
magstripe+=bitRead(binChunk1, i);
}
if(i == 0){
break;
}
}
}
else {
for(int i = countedBits; i--;) {
f.print(bitRead(binChunk1, i));
if(i == 0){
break;
}
}
}
if (binChunk2exists==true && unknown==true) {
int i;
if (countedBits>=52) {
i=30;
}
else {
i=(binChunk2len);
}
for(i; i--;) {
f.print(bitRead(binChunk2, i));
if (countedBits==248) {
magstripe+=bitRead(binChunk2, i);
}
if(i == 0){
break;
}
}
}
if (countedBits>52) {
f.print(binChunk3);
if (countedBits==248) {
magstripe+=binChunk3;
}
}
if (countedBits<=52 && unknown!=true) {
f.print(",HEX:");
if (binChunk2exists==true) {
f.print(cardChunk1, HEX);
}
//f.print(" "); //debug line
f.println(cardChunk2, HEX);
}
else if (countedBits==4||countedBits==8) {
f.print(",Keypad Code:");
if (binChunk1 == 0B0000||binChunk1 == 0b11110000) {
f.println("0");
}
else if (binChunk1 == 0B0001||binChunk1 == 0b11100001) {
f.println("1");
}
else if (binChunk1 == 0B0010||binChunk1 == 0b11010010) {
f.println("2");
}
else if (binChunk1 == 0B0011||binChunk1 == 0b11000011) {
f.println("3");
}
else if (binChunk1 == 0B0100||binChunk1 == 0b10110100) {
f.println("4");
}
else if (binChunk1 == 0B0101||binChunk1 == 0b10100101) {
f.println("5");
}
else if (binChunk1 == 0B0110||binChunk1 == 0b10010110) {
f.println("6");
}
else if (binChunk1 == 0B0111||binChunk1 == 0b10000111) {
f.println("7");
}
else if (binChunk1 == 0B1000||binChunk1 == 0b01111000) {
f.println("8");
}
else if (binChunk1 == 0B1001||binChunk1 == 0b01101001) {
f.println("9");
}
else if (binChunk1 == 0B1010||binChunk1 == 0b01011010) {
f.println("*");
}
else if (binChunk1 == 0B1011||binChunk1 == 0b01001011) {
f.println("#");
}
else {
f.println("?");
}
}
else {
f.println("");
}
if (countedBits==248) {
int startSentinel=magstripe.indexOf("11010");
int endSentinel=(magstripe.lastIndexOf("11111")+4);
int magStart=0;
int magEnd=1;
//f.print("<pre>");
f.print(" * Trying \"Forward\" Swipe,");
magStart=startSentinel;
magEnd=endSentinel;
f.println(aba2str(magstripe,magStart,magEnd,"\"Forward\" Swipe"));
f.print(" * Trying \"Reverse\" Swipe,");
char magchar[249];
magstripe.toCharArray(magchar,249);
magstripe=String(strrev(magchar));
//f.println(String()+"Reverse: "+magstripe);
magStart=magstripe.indexOf("11010");
magEnd=(magstripe.lastIndexOf("11111")+4);
f.println(aba2str(magstripe,magStart,magEnd,"\"Reverse\" Swipe"));
//f.print("</pre>");
//f.println(String()+F(" * You can verify the data at the following URL: <a target=\"_blank\" href=\"https://www.legacysecuritygroup.com/aba-decode.php?binary=")+magstripe+F("\">https://www.legacysecuritygroup.com/aba-decode.php?binary=")+magstripe+F("</a>"));
}
//Debug
// f.print(F("Free heap:"));
// f.println(ESP.getFreeHeap(),DEC);
unknown=false;
binChunk3="";
binChunk2exists=false;
binChunk1 = 0; binChunk2 = 0;
cardChunk1 = 0; cardChunk2 = 0;
binChunk2len=0;
f.close(); //done
}
void settingsPage()
{
if(!server.authenticate(update_username, update_password))
return server.requestAuthentication();
String accesspointmodeyes;
String accesspointmodeno;
if (accesspointmode==1){
accesspointmodeyes=" checked=\"checked\"";
accesspointmodeno="";
}
else {
accesspointmodeyes="";
accesspointmodeno=" checked=\"checked\"";
}
String ftpenabledyes;
String ftpenabledno;
if (ftpenabled==1){
ftpenabledyes=" checked=\"checked\"";
ftpenabledno="";
}
else {
ftpenabledyes="";
ftpenabledno=" checked=\"checked\"";
}
String ledenabledyes;
String ledenabledno;
if (ledenabled==1){
ledenabledyes=" checked=\"checked\"";
ledenabledno="";
}
else {
ledenabledyes="";
ledenabledno=" checked=\"checked\"";
}
String hiddenyes;
String hiddenno;
if (hidden==1){
hiddenyes=" checked=\"checked\"";
hiddenno="";
}
else {
hiddenyes="";
hiddenno=" checked=\"checked\"";
}
String safemodeyes;
String safemodeno;
if (safemode==1){
safemodeyes=" checked=\"checked\"";
safemodeno="";
}
else {
safemodeyes="";
safemodeno=" checked=\"checked\"";
}
server.send(200, "text/html",
String()+
F(
"<!DOCTYPE HTML>"
"<html>"
"<head>"
"<meta name = \"viewport\" content = \"width = device-width, initial-scale = 1.0, maximum-scale = 1.0, user-scalable=0\">"
"<title>ESP-RFID-Tool Settings</title>"
"<style>"
"\"body { background-color: #808080; font-family: Arial, Helvetica, Sans-Serif; Color: #000000; }\""
"</style>"
"</head>"
"<body>"
"<a href=\"/\"><- BACK TO INDEX</a><br><br>"
"<h1>ESP-RFID-Tool Settings</h1>"
"<a href=\"/restoredefaults\"><button>Restore Default Configuration</button></a>"
"<hr>"
"<FORM action=\"/settings\" id=\"configuration\" method=\"post\">"
"<P>"
"<b>WiFi Configuration:</b><br><br>"
"<b>Network Type</b><br>"
)+
F("Access Point Mode: <INPUT type=\"radio\" name=\"accesspointmode\" value=\"1\"")+accesspointmodeyes+F("><br>"
"Join Existing Network: <INPUT type=\"radio\" name=\"accesspointmode\" value=\"0\"")+accesspointmodeno+F("><br><br>"
"<b>Hidden<br></b>"
"Yes <INPUT type=\"radio\" name=\"hidden\" value=\"1\"")+hiddenyes+F("><br>"
"No <INPUT type=\"radio\" name=\"hidden\" value=\"0\"")+hiddenno+F("><br><br>"
"SSID: <input type=\"text\" name=\"ssid\" value=\"")+ssid+F("\" maxlength=\"31\" size=\"31\"><br>"
"Password: <input type=\"password\" name=\"password\" value=\"")+password+F("\" maxlength=\"64\" size=\"31\"><br>"
"Channel: <select name=\"channel\" form=\"configuration\"><option value=\"")+channel+"\" selected>"+channel+F("</option><option value=\"1\">1</option><option value=\"2\">2</option><option value=\"3\">3</option><option value=\"4\">4</option><option value=\"5\">5</option><option value=\"6\">6</option><option value=\"7\">7</option><option value=\"8\">8</option><option value=\"9\">9</option><option value=\"10\">10</option><option value=\"11\">11</option><option value=\"12\">12</option><option value=\"13\">13</option><option value=\"14\">14</option></select><br><br>"
"IP: <input type=\"text\" name=\"local_IPstr\" value=\"")+local_IPstr+F("\" maxlength=\"16\" size=\"31\"><br>"
"Gateway: <input type=\"text\" name=\"gatewaystr\" value=\"")+gatewaystr+F("\" maxlength=\"16\" size=\"31\"><br>"
"Subnet: <input type=\"text\" name=\"subnetstr\" value=\"")+subnetstr+F("\" maxlength=\"16\" size=\"31\"><br><br>"
"<hr>"
"<b>Web Interface Administration Settings:</b><br><br>"
"Username: <input type=\"text\" name=\"update_username\" value=\"")+update_username+F("\" maxlength=\"31\" size=\"31\"><br>"
"Password: <input type=\"password\" name=\"update_password\" value=\"")+update_password+F("\" maxlength=\"64\" size=\"31\"><br><br>"
"<hr>"
"<b>FTP Server Settings</b><br>"
"<small>Changes require a reboot.</small><br>"
"Enabled <INPUT type=\"radio\" name=\"ftpenabled\" value=\"1\"")+ftpenabledyes+F("><br>"
"Disabled <INPUT type=\"radio\" name=\"ftpenabled\" value=\"0\"")+ftpenabledno+F("><br>"
"FTP Username: <input type=\"text\" name=\"ftp_username\" value=\"")+ftp_username+F("\" maxlength=\"31\" size=\"31\"><br>"
"FTP Password: <input type=\"password\" name=\"ftp_password\" value=\"")+ftp_password+F("\" maxlength=\"64\" size=\"31\"><br><br>"
"<hr>"
"<b>Power LED:</b><br>"
"<small>Changes require a reboot.</small><br>"
"Enabled <INPUT type=\"radio\" name=\"ledenabled\" value=\"1\"")+ledenabledyes+F("><br>"
"Disabled <INPUT type=\"radio\" name=\"ledenabled\" value=\"0\"")+ledenabledno+F("><br><br>"
"<hr>"
"<b>RFID Capture Log:</b><br>"
"<small>Useful to change this value to differentiate between facilities during various security assessments.</small><br>"
"File Name: <input type=\"text\" name=\"logname\" value=\"")+logname+F("\" maxlength=\"30\" size=\"31\"><br>"
"<hr>"
"<b>Experimental Settings:</b><br>"
"<small>Changes require a reboot.</small><br>"
"<small>Default Buffer Length is 256 bits with an allowed range of 52-4096 bits."
"<br>Default Experimental TX mode timing is 40us Wiegand Data Pulse Width and a 2ms Wiegand Data Interval with an allowed range of 0-1000."
"<br>Changing these settings may result in unstable performance.</small><br>"
"Wiegand Buffer Length: <input type=\"number\" name=\"bufferlength\" value=\"")+bufferlength+F("\" maxlength=\"30\" size=\"31\" min=\"52\" max=\"4096\"> bit(s)<br>"
"Experimental TX Wiegand Data Pulse Width: <input type=\"number\" name=\"txdelayus\" value=\"")+txdelayus+F("\" maxlength=\"30\" size=\"31\" min=\"0\" max=\"1000\"> microsecond(s)<br>"
"Experimental TX Wiegand Data Interval: <input type=\"number\" name=\"txdelayms\" value=\"")+txdelayms+F("\" maxlength=\"30\" size=\"31\" min=\"0\" max=\"1000\"> millisecond(s)<br>"
"<hr>"
"<b>Safe Mode:</b><br>"
"<small>Reboot the device after every capture.<br>It is possible the device becomes unstable if Disabled and may require a physical reboot.<br>Disable to avoid missing consecutive captures like pinpad entries.<br>Only set to Disabled if compiled with EXACTLY esp8266 package version 2.4.1 by ESP8266 Community from Arduino Boards Manager.<br>Binaries downloaded from the official www.RFID-Tool.com releases page will be compiled with the proper dependencies.</small><br>"
"Enabled <INPUT type=\"radio\" name=\"safemode\" value=\"1\"")+safemodeyes+F("><br>"
"Disabled <INPUT type=\"radio\" name=\"safemode\" value=\"0\"")+safemodeno+F("><br><br>"
"<hr>"
"<INPUT type=\"radio\" name=\"SETTINGS\" value=\"1\" hidden=\"1\" checked=\"checked\">"
"<INPUT type=\"submit\" value=\"Apply Settings\">"
"</FORM>"
"<br><a href=\"/reboot\"><button>Reboot Device</button></a>"
"</P>"
"</body>"
"</html>"
)
);
}
void handleSettings()
{
if (server.hasArg("SETTINGS")) {
handleSubmitSettings();
}
else {
settingsPage();
}
}
void returnFail(String msg)
{
server.sendHeader("Connection", "close");
server.sendHeader("Access-Control-Allow-Origin", "*");
server.send(500, "text/plain", msg + "\r\n");
}
void handleSubmitSettings()
{
String SETTINGSvalue;
if (!server.hasArg("SETTINGS")) return returnFail("BAD ARGS");
SETTINGSvalue = server.arg("SETTINGS");
accesspointmode = server.arg("accesspointmode").toInt();
server.arg("ssid").toCharArray(ssid, 32);
server.arg("password").toCharArray(password, 64);
channel = server.arg("channel").toInt();
hidden = server.arg("hidden").toInt();
server.arg("local_IPstr").toCharArray(local_IPstr, 16);
server.arg("gatewaystr").toCharArray(gatewaystr, 16);
server.arg("subnetstr").toCharArray(subnetstr, 16);
server.arg("update_username").toCharArray(update_username, 32);
server.arg("update_password").toCharArray(update_password, 64);
server.arg("ftp_username").toCharArray(ftp_username, 32);
server.arg("ftp_password").toCharArray(ftp_password, 64);
ftpenabled = server.arg("ftpenabled").toInt();
ledenabled = server.arg("ledenabled").toInt();
server.arg("logname").toCharArray(logname, 31);
bufferlength = server.arg("bufferlength").toInt();
txdelayus = server.arg("txdelayus").toInt();
txdelayms = server.arg("txdelayms").toInt();
safemode = server.arg("safemode").toInt();
if (SETTINGSvalue == "1") {
saveConfig();
server.send(200, "text/html", F("<a href=\"/\"><- BACK TO INDEX</a><br><br><a href=\"/reboot\"><button>Reboot Device</button></a><br><br>Settings have been saved.<br>Some setting may require manually rebooting before taking effect.<br>If network configuration has changed then be sure to connect to the new network first in order to access the web interface."));
delay(50);
loadConfig();
}
else if (SETTINGSvalue == "0") {
settingsPage();
}
else {
returnFail("Bad SETTINGS value");
}
}
bool loadDefaults() {
StaticJsonBuffer<500> jsonBuffer;
JsonObject& json = jsonBuffer.createObject();
json["version"] = version;
json["accesspointmode"] = "1";
json["ssid"] = "ESP-RFID-Tool";
json["password"] = "";
json["channel"] = "6";
json["hidden"] = "0";
json["local_IP"] = "192.168.1.1";
json["gateway"] = "192.168.1.1";
json["subnet"] = "255.255.255.0";
json["update_username"] = "admin";
json["update_password"] = "rfidtool";
json["ftp_username"] = "ftp-admin";
json["ftp_password"] = "rfidtool";
json["ftpenabled"] = "0";
json["ledenabled"] = "1";
json["logname"] = "log.txt";
json["bufferlength"] = "256";
json["txdelayus"] = "40";
json["txdelayms"] = "2";
json["safemode"] = "1";
File configFile = SPIFFS.open("/esprfidtool.json", "w");
json.printTo(configFile);
loadConfig();
}
bool loadConfig() {
File configFile = SPIFFS.open("/esprfidtool.json", "r");
if (!configFile) {
delay(3500);
loadDefaults();
}
size_t size = configFile.size();
std::unique_ptr<char[]> buf(new char[size]);
configFile.readBytes(buf.get(), size);
StaticJsonBuffer<500> jsonBuffer;
JsonObject& json = jsonBuffer.parseObject(buf.get());
if (!json["version"]) {
delay(3500);
loadDefaults();
ESP.restart();
}
//Resets config to factory defaults on an update.
if (json["version"]!=version) {
delay(3500);
loadDefaults();
ESP.restart();
}
strcpy(ssid, (const char*)json["ssid"]);
strcpy(password, (const char*)json["password"]);
channel = json["channel"];
hidden = json["hidden"];
accesspointmode = json["accesspointmode"];
strcpy(local_IPstr, (const char*)json["local_IP"]);
strcpy(gatewaystr, (const char*)json["gateway"]);
strcpy(subnetstr, (const char*)json["subnet"]);
strcpy(update_username, (const char*)json["update_username"]);
strcpy(update_password, (const char*)json["update_password"]);
strcpy(ftp_username, (const char*)json["ftp_username"]);
strcpy(ftp_password, (const char*)json["ftp_password"]);
ftpenabled = json["ftpenabled"];
ledenabled = json["ledenabled"];
strcpy(logname, (const char*)json["logname"]);
bufferlength = json["bufferlength"];
txdelayus = json["txdelayus"];
txdelayms = json["txdelayms"];
safemode = json["safemode"];
IPAddress local_IP;
local_IP.fromString(local_IPstr);
IPAddress gateway;
gateway.fromString(gatewaystr);
IPAddress subnet;
subnet.fromString(subnetstr);
/*
Serial.println(accesspointmode);
Serial.println(ssid);
Serial.println(password);
Serial.println(channel);
Serial.println(hidden);
Serial.println(local_IP);
Serial.println(gateway);
Serial.println(subnet);
*/
WiFi.persistent(false);
//ESP.eraseConfig();
// Determine if set to Access point mode
if (accesspointmode == 1) {
WiFi.disconnect(true);
WiFi.mode(WIFI_AP);
// Serial.print("Starting Access Point ... ");
// Serial.println(WiFi.softAP(ssid, password, channel, hidden) ? "Success" : "Failed!");
WiFi.softAP(ssid, password, channel, hidden);
// Serial.print("Setting up Network Configuration ... ");
// Serial.println(WiFi.softAPConfig(local_IP, gateway, subnet) ? "Success" : "Failed!");
WiFi.softAPConfig(local_IP, gateway, subnet);
// WiFi.reconnect();
// Serial.print("IP address = ");
// Serial.println(WiFi.softAPIP());
}
// or Join existing network
else if (accesspointmode != 1) {
WiFi.disconnect(true);
WiFi.mode(WIFI_STA);
// Serial.print("Setting up Network Configuration ... ");
WiFi.config(local_IP, gateway, subnet);
// WiFi.config(local_IP, gateway, subnet);
// Serial.print("Connecting to network ... ");
// WiFi.begin(ssid, password);
WiFi.begin(ssid, password);
WiFi.reconnect();
// Serial.print("IP address = ");
// Serial.println(WiFi.localIP());
}
return true;
}
bool saveConfig() {
StaticJsonBuffer<500> jsonBuffer;
JsonObject& json = jsonBuffer.createObject();
json["version"] = version;
json["accesspointmode"] = accesspointmode;
json["ssid"] = ssid;
json["password"] = password;
json["channel"] = channel;
json["hidden"] = hidden;
json["local_IP"] = local_IPstr;
json["gateway"] = gatewaystr;
json["subnet"] = subnetstr;
json["update_username"] = update_username;
json["update_password"] = update_password;
json["ftp_username"] = ftp_username;
json["ftp_password"] = ftp_password;
json["ftpenabled"] = ftpenabled;
json["ledenabled"] = ledenabled;
json["logname"] = logname;
json["bufferlength"] = bufferlength;
json["txdelayus"] = txdelayus;
json["txdelayms"] = txdelayms;
json["safemode"] = safemode;
File configFile = SPIFFS.open("/esprfidtool.json", "w");
json.printTo(configFile);
return true;
}
File fsUploadFile;
String webString;
void ListLogs(){
String directory;
directory="/";
FSInfo fs_info;
SPIFFS.info(fs_info);
String total;
total=fs_info.totalBytes;
String used;
used=fs_info.usedBytes;
String freespace;
freespace=fs_info.totalBytes-fs_info.usedBytes;
Dir dir = SPIFFS.openDir(directory);
String FileList = String()+F("<a href=\"/\"><- BACK TO INDEX</a><br><br>File System Info Calculated in Bytes<br><b>Total:</b> ")+total+" <b>Free:</b> "+freespace+" "+" <b>Used:</b> "+used+"<br><br><small>NOTE: Larger log files will need to be downloaded instead of viewed from the browser.</small><br><table border='1'><tr><td><b>Display File Contents</b></td><td><b>Size in Bytes</b></td><td><b>Download File</b></td><td><b>Delete File</b></td></tr>";
while (dir.next()) {
String FileName = dir.fileName();
File f = dir.openFile("r");
FileList += " ";
if((!FileName.startsWith("/payloads/"))&&(!FileName.startsWith("/esploit.json"))&&(!FileName.startsWith("/esportal.json"))&&(!FileName.startsWith("/esprfidtool.json"))&&(!FileName.startsWith("/config.json"))) FileList += "<tr><td><a href=\"/viewlog?payload="+FileName+"\">"+FileName+"</a></td>"+"<td>"+f.size()+"</td><td><a href=\""+FileName+"\"><button>Download File</button></td><td><a href=\"/deletelog?payload="+FileName+"\"><button>Delete File</button></td></tr>";
}
FileList += "</table>";
server.send(200, "text/html", FileList);
}
bool RawFile(String rawfile) {
if (SPIFFS.exists(rawfile)) {
if(!server.authenticate(update_username, update_password)){
server.requestAuthentication();}
File file = SPIFFS.open(rawfile, "r");
size_t sent = server.streamFile(file, "application/octet-stream");
file.close();
return true;
}
return false;
}
void ViewLog(){
webString="";
String payload;
String ShowPL;
payload += server.arg(0);
File f = SPIFFS.open(payload, "r");
String webString = f.readString();
f.close();
ShowPL = String()+F("<html><head></head><body><a href=\"/\"><- BACK TO INDEX</a><br><br><a href=\"/logs\">List Exfiltrated Data</a> - <a href=\"/experimental\">Experimental TX Mode</a> - <a href=\"/data-convert\">Data Conversion Tools</a><br><br><a href=\"")+payload+"\"><button>Download File</button><a> - <a href=\"/deletelog?payload="+payload+"\"><button>Delete File</button></a><br><br><small>Note: Preambles shown are only a guess based on card length and may not be accurate for every card format.</small><br><pre>"+payload+"\n-----\n"+webString+"</pre></body></html>";
webString="";
server.send(200, "text/html", ShowPL);
}
// Start Networking
void setup() {
Serial.begin(9600);
Serial.println(F("....."));
Serial.println(String()+F("ESP-RFID-Tool v")+version);
//SPIFFS.format();
SPIFFS.begin();
//loadDefaults(); //uncomment to restore default settings if double reset fails for some reason
//Jump RESTORE_DEFAULTS_PIN to GND while powering on device to reset the device to factory defaults
pinMode(RESTORE_DEFAULTS_PIN, INPUT_PULLUP);
jumperState = digitalRead(RESTORE_DEFAULTS_PIN);
if (jumperState == LOW) {
Serial.println(String()+F("Pin ")+RESTORE_DEFAULTS_PIN+F("Grounded"));
Serial.println(F("Loading default config..."));
loadDefaults();
}