acidvegas/acid-drop
acidvegas/acid-drop
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Added memory constraints to things to keep everything memory safe from anomalies & attacks

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This commit is contained in:
Dionysus 2024-05-28 20:40:00 -04:00
parent eec732eb29
commit 527eb75d67
Signed by: acidvegas
GPG Key ID: EF4B922DB85DC9DE
1 changed files with 14 additions and 2 deletions
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16
src/main.ino
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@ -274,7 +274,8 @@ void scanWiFiNetworks() {
net.channel = WiFi.channel(i);
net.rssi = WiFi.RSSI(i);
net.encryption = (WiFi.encryptionType(i) == WIFI_AUTH_OPEN) ? "Open" : "Secured";
net.ssid = WiFi.SSID(i);
String ssid = WiFi.SSID(i).substring(0, 32); // WiFi SSIDs are limited to 32 characters
net.ssid = ssid;
wifiNetworks.push_back(net);
}
@ -292,7 +293,7 @@ void handlePasswordInput(char key) {
inputBuffer.remove(inputBuffer.length() - 1);
displayPasswordInputLine();
}
} else {
} else if (inputBuffer.length() < 63) { // WiFi passwords are limited to 63 characters
inputBuffer += key;
displayPasswordInputLine();
}
@ -415,6 +416,11 @@ bool connectToIRC() {
void sendIRC(String command) {
if (command.length() > 510) {
Serial.println("Failed to send: Command too long");
return;
}
if (client.connected()) {
if (client.println(command))
Serial.println("IRC: >>> " + command);
@ -429,6 +435,12 @@ void sendIRC(String command) {
void handleIRC() {
while (client.available()) {
String line = client.readStringUntil('\n');
// This is an anomaly, but it can happen and I wanted debug output for if it does
if (line.length() > 512)
Serial.println("WARNING: IRC line length exceeds 512 characters!");
line = line.substring(0, 512); // Truncate the line to 512 characters anyways
Serial.println("IRC: " + line);
int firstSpace = line.indexOf(' ');