Add random-SSID option to wifi spam. Hundreds of unique SSID per minute

m5stick-nemo.ino

@@ -720,6 +720,11 @@ void wifispam_setup() {
       M5.Lcd.printf(" - %d SSIDs:\n", ct);
       M5.Lcd.print(rickrollssids);
       break;
+    case 3:
+      for(str = randoms;  *str; ++str) ct += *str == '\n';
+      M5.Lcd.printf(" - %d SSIDs:\n", ct);
+      M5.Lcd.print(randoms);
+      break;
   }
   M5.Lcd.setTextSize(2);
   current_proc = 11;
@@ -749,6 +754,14 @@ void wifispam_loop() {
         }
         beaconSpam(rickrollssids);
         break;
+      case 3:
+        randoms = randomSSID();
+        len = sizeof(randoms);
+        while(i < len){
+          i++;
+        }
+        beaconSpam(randoms);
+        break;        
     }
   }
 }
@@ -757,7 +770,8 @@ void wifispam_loop() {
 MENU wsmenu[] = {
   { "Funny", 0},
   { "Rickroll", 1},
-  { "back", 2},
+  { "Random", 2},
+  { "back", 3},
 };
 
 void wsmenu_drawmenu() {
@@ -803,6 +817,12 @@ void wsmenu_loop() {
         current_proc = 11;
         break;
       case 2:
+        spamtype = 3;
+        rstOverride = false;
+        isSwitching = true;
+        current_proc = 11;
+        break;
+      case 3:
         rstOverride = false;
         isSwitching = true;
         current_proc = 1;

wifispam.h

@@ -75,6 +75,33 @@ const char rickrollssids[] PROGMEM = {
   "08 and hurt you\n"
 };
 
+const char foobar[] PROGMEM = {
+  "abh\nfoooo\nbarrr\nbaz\nbat\ngarply\nquux\nheyfuckface\n"
+};
+
+#define SSIDLEN 375 /* Change to whatever length you need */
+
+const char* randomSSID(){
+  /* Change to allowable characters */
+  const char possible[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 -.!)(,?%";
+  static char ssid[SSIDLEN + 1];
+  for(int p = 0, i = 0; i < SSIDLEN; i++){
+    int r = random(0, strlen(possible));
+    if(r % 7 == 0){
+      ssid[p++] = '\n'; // inject newlines occasionally :D
+    }
+    ssid[p++] = possible[r];
+  }
+  ssid[SSIDLEN] = '\n';  M5.Lcd.setTextSize(1);
+  M5.Lcd.fillScreen(BLACK);
+  M5.Lcd.setCursor(0, 0, 1);
+  M5.Lcd.println("Spamming Random SSIDs:");
+  // Maximum broadcast SSID length is 32, but the strings might show longer in the output. Sorry.
+  M5.Lcd.print(ssid);
+  return ssid;
+}
+
+const char* randoms = randomSSID();
 
 #include <WiFi.h>