Function rightRotate

mods/tiny-sha256.js:3–5

(value, amount)

// The tiny-sha256 module, edited to export itself.
var sha256 = function sha256(ascii) {
	function rightRotate(value, amount) {
		return (value >>> amount) | (value << (32 - amount));
	};

	var mathPow = Math.pow;
	var maxWord = mathPow(2, 32);