XORs the data modules in this QR Code with the given mask pattern. Due to XOR's mathematical properties, calling applyMask(m) twice with the same valu

@return the amount of milliseconds that has passed in the main kernel tasks */

Normalize client-supplied path: URL-decode, trim quotes/control chars, ensure leading slash, collapse duplicate slashes

Helper to validate HTTP Basic Auth on sensitive endpoints Returns ESP_OK with authPassed=true if auth succeeded or is disabled Returns ESP_OK with aut

the only functions I'm willing to leave in the interface - available for inlining

Draws a 9*9 finder pattern including the border separator, with the center module at (x, y).

Draws two copies of the format bits (with its own error correction code) based on the given mask and this object's error correction level field.

Helper to generate random float in range [min, max]

Helper to send 401 Unauthorized response with WWW-Authenticate header

* Acquire the semaphore * @param[in] timeout * @return true on success */

Switches the device's target address only when it differs from the currently configured one.

* Get message from queue * @param[out] message A pointer to an already allocated message object * @param[in] timeout * @return success

* External apps are all apps that are not part of the firmware release. * e.g. an application on the sd card or one that is installed in /data

Internal apps are all apps that are part of the firmware release. */