wp-includes/sodium_compat/src/Core32/SecretStream/State.php:25ParagonIE_Sodium_Core32_SecretStream_State constructor.
$keystring$noncestring|nulloptionalnull public function __construct($key, $nonce = null) { $this->key = $key; $this->counter = 1; if (is_null($nonce)) { $nonce = str_repeat("\0", 12); } $this->nonce = str_pad($nonce, 12, "\0", STR_PAD_RIGHT);; $this->_pad = str_repeat("\0", 4); }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/Core32/SecretStream/State.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.