add hw2

node_modules/uuid/dist/cjs-browser/md5.js

@@ -0,0 +1,137 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+function md5(bytes) {
+    const words = uint8ToUint32(bytes);
+    const md5Bytes = wordsToMd5(words, bytes.length * 8);
+    return uint32ToUint8(md5Bytes);
+}
+function uint32ToUint8(input) {
+    const bytes = new Uint8Array(input.length * 4);
+    for (let i = 0; i < input.length * 4; i++) {
+        bytes[i] = (input[i >> 2] >>> ((i % 4) * 8)) & 0xff;
+    }
+    return bytes;
+}
+function getOutputLength(inputLength8) {
+    return (((inputLength8 + 64) >>> 9) << 4) + 14 + 1;
+}
+function wordsToMd5(x, len) {
+    const xpad = new Uint32Array(getOutputLength(len)).fill(0);
+    xpad.set(x);
+    xpad[len >> 5] |= 0x80 << len % 32;
+    xpad[xpad.length - 1] = len;
+    x = xpad;
+    let a = 1732584193;
+    let b = -271733879;
+    let c = -1732584194;
+    let d = 271733878;
+    for (let i = 0; i < x.length; i += 16) {
+        const olda = a;
+        const oldb = b;
+        const oldc = c;
+        const oldd = d;
+        a = md5ff(a, b, c, d, x[i], 7, -680876936);
+        d = md5ff(d, a, b, c, x[i + 1], 12, -389564586);
+        c = md5ff(c, d, a, b, x[i + 2], 17, 606105819);
+        b = md5ff(b, c, d, a, x[i + 3], 22, -1044525330);
+        a = md5ff(a, b, c, d, x[i + 4], 7, -176418897);
+        d = md5ff(d, a, b, c, x[i + 5], 12, 1200080426);
+        c = md5ff(c, d, a, b, x[i + 6], 17, -1473231341);
+        b = md5ff(b, c, d, a, x[i + 7], 22, -45705983);
+        a = md5ff(a, b, c, d, x[i + 8], 7, 1770035416);
+        d = md5ff(d, a, b, c, x[i + 9], 12, -1958414417);
+        c = md5ff(c, d, a, b, x[i + 10], 17, -42063);
+        b = md5ff(b, c, d, a, x[i + 11], 22, -1990404162);
+        a = md5ff(a, b, c, d, x[i + 12], 7, 1804603682);
+        d = md5ff(d, a, b, c, x[i + 13], 12, -40341101);
+        c = md5ff(c, d, a, b, x[i + 14], 17, -1502002290);
+        b = md5ff(b, c, d, a, x[i + 15], 22, 1236535329);
+        a = md5gg(a, b, c, d, x[i + 1], 5, -165796510);
+        d = md5gg(d, a, b, c, x[i + 6], 9, -1069501632);
+        c = md5gg(c, d, a, b, x[i + 11], 14, 643717713);
+        b = md5gg(b, c, d, a, x[i], 20, -373897302);
+        a = md5gg(a, b, c, d, x[i + 5], 5, -701558691);
+        d = md5gg(d, a, b, c, x[i + 10], 9, 38016083);
+        c = md5gg(c, d, a, b, x[i + 15], 14, -660478335);
+        b = md5gg(b, c, d, a, x[i + 4], 20, -405537848);
+        a = md5gg(a, b, c, d, x[i + 9], 5, 568446438);
+        d = md5gg(d, a, b, c, x[i + 14], 9, -1019803690);
+        c = md5gg(c, d, a, b, x[i + 3], 14, -187363961);
+        b = md5gg(b, c, d, a, x[i + 8], 20, 1163531501);
+        a = md5gg(a, b, c, d, x[i + 13], 5, -1444681467);
+        d = md5gg(d, a, b, c, x[i + 2], 9, -51403784);
+        c = md5gg(c, d, a, b, x[i + 7], 14, 1735328473);
+        b = md5gg(b, c, d, a, x[i + 12], 20, -1926607734);
+        a = md5hh(a, b, c, d, x[i + 5], 4, -378558);
+        d = md5hh(d, a, b, c, x[i + 8], 11, -2022574463);
+        c = md5hh(c, d, a, b, x[i + 11], 16, 1839030562);
+        b = md5hh(b, c, d, a, x[i + 14], 23, -35309556);
+        a = md5hh(a, b, c, d, x[i + 1], 4, -1530992060);
+        d = md5hh(d, a, b, c, x[i + 4], 11, 1272893353);
+        c = md5hh(c, d, a, b, x[i + 7], 16, -155497632);
+        b = md5hh(b, c, d, a, x[i + 10], 23, -1094730640);
+        a = md5hh(a, b, c, d, x[i + 13], 4, 681279174);
+        d = md5hh(d, a, b, c, x[i], 11, -358537222);
+        c = md5hh(c, d, a, b, x[i + 3], 16, -722521979);
+        b = md5hh(b, c, d, a, x[i + 6], 23, 76029189);
+        a = md5hh(a, b, c, d, x[i + 9], 4, -640364487);
+        d = md5hh(d, a, b, c, x[i + 12], 11, -421815835);
+        c = md5hh(c, d, a, b, x[i + 15], 16, 530742520);
+        b = md5hh(b, c, d, a, x[i + 2], 23, -995338651);
+        a = md5ii(a, b, c, d, x[i], 6, -198630844);
+        d = md5ii(d, a, b, c, x[i + 7], 10, 1126891415);
+        c = md5ii(c, d, a, b, x[i + 14], 15, -1416354905);
+        b = md5ii(b, c, d, a, x[i + 5], 21, -57434055);
+        a = md5ii(a, b, c, d, x[i + 12], 6, 1700485571);
+        d = md5ii(d, a, b, c, x[i + 3], 10, -1894986606);
+        c = md5ii(c, d, a, b, x[i + 10], 15, -1051523);
+        b = md5ii(b, c, d, a, x[i + 1], 21, -2054922799);
+        a = md5ii(a, b, c, d, x[i + 8], 6, 1873313359);
+        d = md5ii(d, a, b, c, x[i + 15], 10, -30611744);
+        c = md5ii(c, d, a, b, x[i + 6], 15, -1560198380);
+        b = md5ii(b, c, d, a, x[i + 13], 21, 1309151649);
+        a = md5ii(a, b, c, d, x[i + 4], 6, -145523070);
+        d = md5ii(d, a, b, c, x[i + 11], 10, -1120210379);
+        c = md5ii(c, d, a, b, x[i + 2], 15, 718787259);
+        b = md5ii(b, c, d, a, x[i + 9], 21, -343485551);
+        a = safeAdd(a, olda);
+        b = safeAdd(b, oldb);
+        c = safeAdd(c, oldc);
+        d = safeAdd(d, oldd);
+    }
+    return Uint32Array.of(a, b, c, d);
+}
+function uint8ToUint32(input) {
+    if (input.length === 0) {
+        return new Uint32Array();
+    }
+    const output = new Uint32Array(getOutputLength(input.length * 8)).fill(0);
+    for (let i = 0; i < input.length; i++) {
+        output[i >> 2] |= (input[i] & 0xff) << ((i % 4) * 8);
+    }
+    return output;
+}
+function safeAdd(x, y) {
+    const lsw = (x & 0xffff) + (y & 0xffff);
+    const msw = (x >> 16) + (y >> 16) + (lsw >> 16);
+    return (msw << 16) | (lsw & 0xffff);
+}
+function bitRotateLeft(num, cnt) {
+    return (num << cnt) | (num >>> (32 - cnt));
+}
+function md5cmn(q, a, b, x, s, t) {
+    return safeAdd(bitRotateLeft(safeAdd(safeAdd(a, q), safeAdd(x, t)), s), b);
+}
+function md5ff(a, b, c, d, x, s, t) {
+    return md5cmn((b & c) | (~b & d), a, b, x, s, t);
+}
+function md5gg(a, b, c, d, x, s, t) {
+    return md5cmn((b & d) | (c & ~d), a, b, x, s, t);
+}
+function md5hh(a, b, c, d, x, s, t) {
+    return md5cmn(b ^ c ^ d, a, b, x, s, t);
+}
+function md5ii(a, b, c, d, x, s, t) {
+    return md5cmn(c ^ (b | ~d), a, b, x, s, t);
+}
+exports.default = md5;