Mirrors the new startFirstDma() logic from the driver.

Truncate text to max_len characters.

Helper: Verify 16-bit LED frame at specific offset

Hash of sorted source file paths only (not content/mtimes). Detects file additions, removals, and renames — changes that require meson reconf

Get a new database connection.

Get the line number for a match position in file content.

Resolve variable substitution in a list of values.

Execute GPIO-only, special modes, or main RPC test loop. Returns exit code (0 = success, 1 = failure, 130 = interrupted).

Run a zccache fingerprint CLI command. Tries the daemon-backed ``zccache fp`` first (<1ms on cache hit). Falls back to standalone ``zccache-f

Simulate client connection @return Client ID

Advance the data pointer forward, adjust position counter

atan2

Iterators

Register async method with ResponseSend& parameter (for ASYNC/ASYNC_STREAM modes) Signature: void(ResponseSend&, const json&) The ResponseSend& parame

Legacy raw-pointer version of blur2d.

Record a timing checkpoint.

Compute the time delta (in seconds) for an audio buffer. Each buffer of pcmSize samples at sampleRate Hz represents exactly pcmSize/sampleRate seconds

Conversion from FastLED timings to the type found in datasheets. Note: parameter names avoid T0H/T0L/T1H/T1L which are hardware register macros on ESP

@brief Create ChannelData with RGB pixel data

Determine what status to set based on the event.

Print debug data to serial, disabled for release. Edit this file to re-enable these for debugging purposes.

Pointer to element at index (byte arithmetic).

Print a compact summary line to stdout (always visible).

Find a top-level box by type within a range. Returns offset of box start, or ~0 if not found.

Fix missing FL_NOEXCEPT in *path*. Returns ``(number_of_fixes, list_of_descriptions)``.

* Free a previously allocated timer */

* Free a previously allocated timer */

Generate uniform magnitude bins (all same value) @param count Number of bins @param magnitude Value for all bins @return Vector of float magnitudes

State access

Get elapsed time formatted as a string. Returns: Elapsed time formatted as "{elapsed:.2f}" (e.g., "5.42").

Return True if *source* contains a line that looks like a broad except.

Check if key is valid

@brief Check if coroutine has completed (function returned)

Check if a lock is stale (all holder processes are dead). Args: lock_file_path: Path to the lock file Returns: True if

Kill any runner.exe / example_runner.exe processes under *build_dir*. Iterates running processes (via ``psutil``) and terminates any whose name

Helper to create RGB pixel array

Print a lightweight section separator. Args: title: The banner title text emoji: Optional emoji to prefix the title (e.g., "🔧", "

Convenience function for print_tree_status.

Print warning message in yellow.

Output methods (SerialWriter interface)