wp-includes/sodium_compat/src/Core/AES/KeySchedule.php:45int public function getNumRounds() { return $this->numRounds; }Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/sodium_compat/src/Core/AES/KeySchedule.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.