wp-includes/sodium_compat/src/Core/BLAKE2b.php:51Turn two 32-bit integers into a fixed array representing a 64-bit integer.
$highint$lowintSplFixedArray public static function new64($high, $low) { if (PHP_INT_SIZE === 4) { throw new SodiumException("Error, use 32-bit"); } $i64 = new SplFixedArray(2); $i64[0] = $high & 0xffffffff; $i64[1] = $low & 0xffffffff; return $i64; }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/BLAKE2b.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.