initital commit

2021-09-15 09:58:01 +08:00
commit d46f96d263
90 changed files with 17509 additions and 0 deletions
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+(function(){
+
+var C = (typeof window === 'undefined') ? require('./Crypto').Crypto : window.Crypto;
+
+// Shortcut
+var util = C.util;
+
+// Convert n to unsigned 32-bit integer
+util.u32 = function (n) {
+	return n >>> 0;
+};
+
+// Unsigned 32-bit addition
+util.add = function () {
+	var result = this.u32(arguments[0]);
+	for (var i = 1; i < arguments.length; i++)
+		result = this.u32(result + this.u32(arguments[i]));
+	return result;
+};
+
+// Unsigned 32-bit multiplication
+util.mult = function (m, n) {
+	return this.add((n & 0xFFFF0000) * m,
+			(n & 0x0000FFFF) * m);
+};
+
+// Unsigned 32-bit greater than (>) comparison
+util.gt = function (m, n) {
+	return this.u32(m) > this.u32(n);
+};
+
+// Unsigned 32-bit less than (<) comparison
+util.lt = function (m, n) {
+	return this.u32(m) < this.u32(n);
+};
+
+})();