Fix for unrestricted tabs not affecting about:blank subframes (issue #48).
This commit is contained in:
hackademix
parent
f341217e0a
commit
357906df78
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@ -25,11 +25,11 @@ class DocumentCSP {
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try {
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parent.insertBefore(meta, parent.firstChild);
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debug(`Failsafe <meta> CSP inserted in the DOM: "%s"`, header.value);
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debug(`Failsafe <meta> CSP inserted in %s: "%s"`, document.URL, header.value);
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meta.remove();
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if (!head) parent.remove();
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} catch (e) {
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error(e, "Error inserting CSP %s in the DOM", header && header.value);
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error(e, "Error inserting CSP %s in %s", document.URL, header && header.value);
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}
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}
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@ -51,7 +51,9 @@
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// to store per-tab information, erasing it as soon as we see it
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// (before any content can access it)
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if (this.config.MARKER = MARKER) {
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let checkUnrestricted = challenge => sha256(`${MARKER}:${challenge}`);
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if ((this.config.MARKER = MARKER) && permissions) {
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let cookieRx = new RegExp(`(?:^|;\\s*)(${MARKER}(?:_\\d+){2})=([^;]*)`);
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let match = document.cookie.match(cookieRx);
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if (match) {
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@ -63,9 +65,21 @@
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} catch (e) {
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error(e);
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}
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} else if (window !== window.top) {
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// The cookie hack won't work for non-HTTP subframes (issue #48),
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// or the cookie might have been deleted in a race condition,
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// so here we try to check the parent
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let checkParent = parent.wrappedJSObject.checkNoScriptUnrestricted;
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if (checkParent) {
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let challenge = uuid();
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let unrestricted = checkParent(challenge) === checkUnrestricted(challenge);
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this.config.tabInfo = {unrestricted, inherited: true};
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}
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}
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}
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if (!this.config.permissions || this.config.tabInfo.unrestricted) {
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exportFunction(checkUnrestricted, window, {defineAs: "checkNoScriptUnrestricted"});
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debug("%s is loading unrestricted by user's choice (%o).", document.URL, this.config);
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this.allows = () => true;
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this.capabilities = Object.assign(
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@ -0,0 +1,518 @@
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/**
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* [js-sha256]{@link https://github.com/emn178/js-sha256}
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*
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* @version 0.9.0
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* @author Chen, Yi-Cyuan [emn178@gmail.com]
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* @copyright Chen, Yi-Cyuan 2014-2017
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* @license MIT
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*/
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/*jslint bitwise: true */
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(function () {
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'use strict';
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var ERROR = 'input is invalid type';
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var WINDOW = typeof window === 'object';
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var root = WINDOW ? window : {};
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if (root.JS_SHA256_NO_WINDOW) {
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WINDOW = false;
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}
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var WEB_WORKER = !WINDOW && typeof self === 'object';
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var NODE_JS = !root.JS_SHA256_NO_NODE_JS && typeof process === 'object' && process.versions && process.versions.node;
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if (NODE_JS) {
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root = global;
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} else if (WEB_WORKER) {
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root = self;
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}
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var COMMON_JS = !root.JS_SHA256_NO_COMMON_JS && typeof module === 'object' && module.exports;
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var AMD = typeof define === 'function' && define.amd;
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var ARRAY_BUFFER = !root.JS_SHA256_NO_ARRAY_BUFFER && typeof ArrayBuffer !== 'undefined';
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var HEX_CHARS = '0123456789abcdef'.split('');
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var EXTRA = [-2147483648, 8388608, 32768, 128];
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var SHIFT = [24, 16, 8, 0];
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var K = [
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0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
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0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
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0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
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0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
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0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
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0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
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0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
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0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
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];
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var OUTPUT_TYPES = ['hex', 'array', 'digest', 'arrayBuffer'];
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var blocks = [];
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if (root.JS_SHA256_NO_NODE_JS || !Array.isArray) {
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Array.isArray = function (obj) {
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return Object.prototype.toString.call(obj) === '[object Array]';
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};
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}
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if (ARRAY_BUFFER && (root.JS_SHA256_NO_ARRAY_BUFFER_IS_VIEW || !ArrayBuffer.isView)) {
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ArrayBuffer.isView = function (obj) {
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return typeof obj === 'object' && obj.buffer && obj.buffer.constructor === ArrayBuffer;
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};
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}
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var createOutputMethod = function (outputType, is224) {
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return function (message) {
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return new Sha256(is224, true).update(message)[outputType]();
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};
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};
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var createMethod = function (is224) {
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var method = createOutputMethod('hex', is224);
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if (NODE_JS) {
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method = nodeWrap(method, is224);
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}
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method.create = function () {
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return new Sha256(is224);
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};
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method.update = function (message) {
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return method.create().update(message);
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};
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for (var i = 0; i < OUTPUT_TYPES.length; ++i) {
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var type = OUTPUT_TYPES[i];
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method[type] = createOutputMethod(type, is224);
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}
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return method;
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};
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var nodeWrap = function (method, is224) {
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var crypto = eval("require('crypto')");
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var Buffer = eval("require('buffer').Buffer");
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var algorithm = is224 ? 'sha224' : 'sha256';
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var nodeMethod = function (message) {
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if (typeof message === 'string') {
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return crypto.createHash(algorithm).update(message, 'utf8').digest('hex');
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} else {
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if (message === null || message === undefined) {
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throw new Error(ERROR);
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} else if (message.constructor === ArrayBuffer) {
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message = new Uint8Array(message);
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}
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}
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if (Array.isArray(message) || ArrayBuffer.isView(message) ||
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message.constructor === Buffer) {
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return crypto.createHash(algorithm).update(new Buffer(message)).digest('hex');
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} else {
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return method(message);
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}
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};
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return nodeMethod;
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};
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var createHmacOutputMethod = function (outputType, is224) {
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return function (key, message) {
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return new HmacSha256(key, is224, true).update(message)[outputType]();
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};
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};
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var createHmacMethod = function (is224) {
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var method = createHmacOutputMethod('hex', is224);
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method.create = function (key) {
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return new HmacSha256(key, is224);
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};
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method.update = function (key, message) {
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return method.create(key).update(message);
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};
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for (var i = 0; i < OUTPUT_TYPES.length; ++i) {
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var type = OUTPUT_TYPES[i];
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method[type] = createHmacOutputMethod(type, is224);
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}
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return method;
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};
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function Sha256(is224, sharedMemory) {
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if (sharedMemory) {
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blocks[0] = blocks[16] = blocks[1] = blocks[2] = blocks[3] =
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blocks[4] = blocks[5] = blocks[6] = blocks[7] =
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blocks[8] = blocks[9] = blocks[10] = blocks[11] =
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blocks[12] = blocks[13] = blocks[14] = blocks[15] = 0;
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this.blocks = blocks;
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} else {
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this.blocks = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
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}
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if (is224) {
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this.h0 = 0xc1059ed8;
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this.h1 = 0x367cd507;
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this.h2 = 0x3070dd17;
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this.h3 = 0xf70e5939;
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this.h4 = 0xffc00b31;
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this.h5 = 0x68581511;
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this.h6 = 0x64f98fa7;
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this.h7 = 0xbefa4fa4;
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} else { // 256
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this.h0 = 0x6a09e667;
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this.h1 = 0xbb67ae85;
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this.h2 = 0x3c6ef372;
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this.h3 = 0xa54ff53a;
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this.h4 = 0x510e527f;
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this.h5 = 0x9b05688c;
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this.h6 = 0x1f83d9ab;
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this.h7 = 0x5be0cd19;
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}
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this.block = this.start = this.bytes = this.hBytes = 0;
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this.finalized = this.hashed = false;
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this.first = true;
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this.is224 = is224;
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}
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Sha256.prototype.update = function (message) {
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if (this.finalized) {
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return;
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}
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var notString, type = typeof message;
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if (type !== 'string') {
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if (type === 'object') {
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if (message === null) {
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throw new Error(ERROR);
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} else if (ARRAY_BUFFER && message.constructor === ArrayBuffer) {
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message = new Uint8Array(message);
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} else if (!Array.isArray(message)) {
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if (!ARRAY_BUFFER || !ArrayBuffer.isView(message)) {
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throw new Error(ERROR);
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}
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}
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} else {
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throw new Error(ERROR);
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}
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notString = true;
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}
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var code, index = 0, i, length = message.length, blocks = this.blocks;
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while (index < length) {
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if (this.hashed) {
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this.hashed = false;
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blocks[0] = this.block;
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blocks[16] = blocks[1] = blocks[2] = blocks[3] =
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blocks[4] = blocks[5] = blocks[6] = blocks[7] =
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blocks[8] = blocks[9] = blocks[10] = blocks[11] =
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blocks[12] = blocks[13] = blocks[14] = blocks[15] = 0;
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}
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if (notString) {
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for (i = this.start; index < length && i < 64; ++index) {
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blocks[i >> 2] |= message[index] << SHIFT[i++ & 3];
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}
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} else {
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for (i = this.start; index < length && i < 64; ++index) {
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code = message.charCodeAt(index);
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if (code < 0x80) {
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blocks[i >> 2] |= code << SHIFT[i++ & 3];
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} else if (code < 0x800) {
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blocks[i >> 2] |= (0xc0 | (code >> 6)) << SHIFT[i++ & 3];
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blocks[i >> 2] |= (0x80 | (code & 0x3f)) << SHIFT[i++ & 3];
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} else if (code < 0xd800 || code >= 0xe000) {
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blocks[i >> 2] |= (0xe0 | (code >> 12)) << SHIFT[i++ & 3];
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blocks[i >> 2] |= (0x80 | ((code >> 6) & 0x3f)) << SHIFT[i++ & 3];
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blocks[i >> 2] |= (0x80 | (code & 0x3f)) << SHIFT[i++ & 3];
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} else {
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code = 0x10000 + (((code & 0x3ff) << 10) | (message.charCodeAt(++index) & 0x3ff));
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blocks[i >> 2] |= (0xf0 | (code >> 18)) << SHIFT[i++ & 3];
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blocks[i >> 2] |= (0x80 | ((code >> 12) & 0x3f)) << SHIFT[i++ & 3];
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blocks[i >> 2] |= (0x80 | ((code >> 6) & 0x3f)) << SHIFT[i++ & 3];
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blocks[i >> 2] |= (0x80 | (code & 0x3f)) << SHIFT[i++ & 3];
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}
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}
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}
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this.lastByteIndex = i;
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this.bytes += i - this.start;
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if (i >= 64) {
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this.block = blocks[16];
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this.start = i - 64;
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this.hash();
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this.hashed = true;
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} else {
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this.start = i;
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}
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}
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if (this.bytes > 4294967295) {
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this.hBytes += this.bytes / 4294967296 << 0;
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this.bytes = this.bytes % 4294967296;
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}
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return this;
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};
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Sha256.prototype.finalize = function () {
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if (this.finalized) {
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return;
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}
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this.finalized = true;
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var blocks = this.blocks, i = this.lastByteIndex;
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blocks[16] = this.block;
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blocks[i >> 2] |= EXTRA[i & 3];
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this.block = blocks[16];
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if (i >= 56) {
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if (!this.hashed) {
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this.hash();
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}
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blocks[0] = this.block;
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blocks[16] = blocks[1] = blocks[2] = blocks[3] =
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blocks[4] = blocks[5] = blocks[6] = blocks[7] =
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blocks[8] = blocks[9] = blocks[10] = blocks[11] =
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blocks[12] = blocks[13] = blocks[14] = blocks[15] = 0;
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}
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blocks[14] = this.hBytes << 3 | this.bytes >>> 29;
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blocks[15] = this.bytes << 3;
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this.hash();
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};
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Sha256.prototype.hash = function () {
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var a = this.h0, b = this.h1, c = this.h2, d = this.h3, e = this.h4, f = this.h5, g = this.h6,
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h = this.h7, blocks = this.blocks, j, s0, s1, maj, t1, t2, ch, ab, da, cd, bc;
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for (j = 16; j < 64; ++j) {
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// rightrotate
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t1 = blocks[j - 15];
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s0 = ((t1 >>> 7) | (t1 << 25)) ^ ((t1 >>> 18) | (t1 << 14)) ^ (t1 >>> 3);
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t1 = blocks[j - 2];
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s1 = ((t1 >>> 17) | (t1 << 15)) ^ ((t1 >>> 19) | (t1 << 13)) ^ (t1 >>> 10);
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blocks[j] = blocks[j - 16] + s0 + blocks[j - 7] + s1 << 0;
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}
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bc = b & c;
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for (j = 0; j < 64; j += 4) {
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if (this.first) {
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if (this.is224) {
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ab = 300032;
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t1 = blocks[0] - 1413257819;
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h = t1 - 150054599 << 0;
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d = t1 + 24177077 << 0;
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} else {
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ab = 704751109;
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t1 = blocks[0] - 210244248;
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h = t1 - 1521486534 << 0;
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d = t1 + 143694565 << 0;
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}
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this.first = false;
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} else {
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s0 = ((a >>> 2) | (a << 30)) ^ ((a >>> 13) | (a << 19)) ^ ((a >>> 22) | (a << 10));
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s1 = ((e >>> 6) | (e << 26)) ^ ((e >>> 11) | (e << 21)) ^ ((e >>> 25) | (e << 7));
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ab = a & b;
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maj = ab ^ (a & c) ^ bc;
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ch = (e & f) ^ (~e & g);
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t1 = h + s1 + ch + K[j] + blocks[j];
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t2 = s0 + maj;
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h = d + t1 << 0;
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d = t1 + t2 << 0;
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}
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s0 = ((d >>> 2) | (d << 30)) ^ ((d >>> 13) | (d << 19)) ^ ((d >>> 22) | (d << 10));
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s1 = ((h >>> 6) | (h << 26)) ^ ((h >>> 11) | (h << 21)) ^ ((h >>> 25) | (h << 7));
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da = d & a;
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maj = da ^ (d & b) ^ ab;
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ch = (h & e) ^ (~h & f);
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t1 = g + s1 + ch + K[j + 1] + blocks[j + 1];
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t2 = s0 + maj;
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g = c + t1 << 0;
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c = t1 + t2 << 0;
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s0 = ((c >>> 2) | (c << 30)) ^ ((c >>> 13) | (c << 19)) ^ ((c >>> 22) | (c << 10));
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s1 = ((g >>> 6) | (g << 26)) ^ ((g >>> 11) | (g << 21)) ^ ((g >>> 25) | (g << 7));
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cd = c & d;
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maj = cd ^ (c & a) ^ da;
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ch = (g & h) ^ (~g & e);
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t1 = f + s1 + ch + K[j + 2] + blocks[j + 2];
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t2 = s0 + maj;
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f = b + t1 << 0;
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b = t1 + t2 << 0;
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s0 = ((b >>> 2) | (b << 30)) ^ ((b >>> 13) | (b << 19)) ^ ((b >>> 22) | (b << 10));
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s1 = ((f >>> 6) | (f << 26)) ^ ((f >>> 11) | (f << 21)) ^ ((f >>> 25) | (f << 7));
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bc = b & c;
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maj = bc ^ (b & d) ^ cd;
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ch = (f & g) ^ (~f & h);
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t1 = e + s1 + ch + K[j + 3] + blocks[j + 3];
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t2 = s0 + maj;
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e = a + t1 << 0;
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a = t1 + t2 << 0;
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}
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this.h0 = this.h0 + a << 0;
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this.h1 = this.h1 + b << 0;
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this.h2 = this.h2 + c << 0;
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this.h3 = this.h3 + d << 0;
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this.h4 = this.h4 + e << 0;
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this.h5 = this.h5 + f << 0;
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this.h6 = this.h6 + g << 0;
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this.h7 = this.h7 + h << 0;
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};
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Sha256.prototype.hex = function () {
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this.finalize();
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||||
|
||||
var h0 = this.h0, h1 = this.h1, h2 = this.h2, h3 = this.h3, h4 = this.h4, h5 = this.h5,
|
||||
h6 = this.h6, h7 = this.h7;
|
||||
|
||||
var hex = HEX_CHARS[(h0 >> 28) & 0x0F] + HEX_CHARS[(h0 >> 24) & 0x0F] +
|
||||
HEX_CHARS[(h0 >> 20) & 0x0F] + HEX_CHARS[(h0 >> 16) & 0x0F] +
|
||||
HEX_CHARS[(h0 >> 12) & 0x0F] + HEX_CHARS[(h0 >> 8) & 0x0F] +
|
||||
HEX_CHARS[(h0 >> 4) & 0x0F] + HEX_CHARS[h0 & 0x0F] +
|
||||
HEX_CHARS[(h1 >> 28) & 0x0F] + HEX_CHARS[(h1 >> 24) & 0x0F] +
|
||||
HEX_CHARS[(h1 >> 20) & 0x0F] + HEX_CHARS[(h1 >> 16) & 0x0F] +
|
||||
HEX_CHARS[(h1 >> 12) & 0x0F] + HEX_CHARS[(h1 >> 8) & 0x0F] +
|
||||
HEX_CHARS[(h1 >> 4) & 0x0F] + HEX_CHARS[h1 & 0x0F] +
|
||||
HEX_CHARS[(h2 >> 28) & 0x0F] + HEX_CHARS[(h2 >> 24) & 0x0F] +
|
||||
HEX_CHARS[(h2 >> 20) & 0x0F] + HEX_CHARS[(h2 >> 16) & 0x0F] +
|
||||
HEX_CHARS[(h2 >> 12) & 0x0F] + HEX_CHARS[(h2 >> 8) & 0x0F] +
|
||||
HEX_CHARS[(h2 >> 4) & 0x0F] + HEX_CHARS[h2 & 0x0F] +
|
||||
HEX_CHARS[(h3 >> 28) & 0x0F] + HEX_CHARS[(h3 >> 24) & 0x0F] +
|
||||
HEX_CHARS[(h3 >> 20) & 0x0F] + HEX_CHARS[(h3 >> 16) & 0x0F] +
|
||||
HEX_CHARS[(h3 >> 12) & 0x0F] + HEX_CHARS[(h3 >> 8) & 0x0F] +
|
||||
HEX_CHARS[(h3 >> 4) & 0x0F] + HEX_CHARS[h3 & 0x0F] +
|
||||
HEX_CHARS[(h4 >> 28) & 0x0F] + HEX_CHARS[(h4 >> 24) & 0x0F] +
|
||||
HEX_CHARS[(h4 >> 20) & 0x0F] + HEX_CHARS[(h4 >> 16) & 0x0F] +
|
||||
HEX_CHARS[(h4 >> 12) & 0x0F] + HEX_CHARS[(h4 >> 8) & 0x0F] +
|
||||
HEX_CHARS[(h4 >> 4) & 0x0F] + HEX_CHARS[h4 & 0x0F] +
|
||||
HEX_CHARS[(h5 >> 28) & 0x0F] + HEX_CHARS[(h5 >> 24) & 0x0F] +
|
||||
HEX_CHARS[(h5 >> 20) & 0x0F] + HEX_CHARS[(h5 >> 16) & 0x0F] +
|
||||
HEX_CHARS[(h5 >> 12) & 0x0F] + HEX_CHARS[(h5 >> 8) & 0x0F] +
|
||||
HEX_CHARS[(h5 >> 4) & 0x0F] + HEX_CHARS[h5 & 0x0F] +
|
||||
HEX_CHARS[(h6 >> 28) & 0x0F] + HEX_CHARS[(h6 >> 24) & 0x0F] +
|
||||
HEX_CHARS[(h6 >> 20) & 0x0F] + HEX_CHARS[(h6 >> 16) & 0x0F] +
|
||||
HEX_CHARS[(h6 >> 12) & 0x0F] + HEX_CHARS[(h6 >> 8) & 0x0F] +
|
||||
HEX_CHARS[(h6 >> 4) & 0x0F] + HEX_CHARS[h6 & 0x0F];
|
||||
if (!this.is224) {
|
||||
hex += HEX_CHARS[(h7 >> 28) & 0x0F] + HEX_CHARS[(h7 >> 24) & 0x0F] +
|
||||
HEX_CHARS[(h7 >> 20) & 0x0F] + HEX_CHARS[(h7 >> 16) & 0x0F] +
|
||||
HEX_CHARS[(h7 >> 12) & 0x0F] + HEX_CHARS[(h7 >> 8) & 0x0F] +
|
||||
HEX_CHARS[(h7 >> 4) & 0x0F] + HEX_CHARS[h7 & 0x0F];
|
||||
}
|
||||
return hex;
|
||||
};
|
||||
|
||||
Sha256.prototype.toString = Sha256.prototype.hex;
|
||||
|
||||
Sha256.prototype.digest = function () {
|
||||
this.finalize();
|
||||
|
||||
var h0 = this.h0, h1 = this.h1, h2 = this.h2, h3 = this.h3, h4 = this.h4, h5 = this.h5,
|
||||
h6 = this.h6, h7 = this.h7;
|
||||
|
||||
var arr = [
|
||||
(h0 >> 24) & 0xFF, (h0 >> 16) & 0xFF, (h0 >> 8) & 0xFF, h0 & 0xFF,
|
||||
(h1 >> 24) & 0xFF, (h1 >> 16) & 0xFF, (h1 >> 8) & 0xFF, h1 & 0xFF,
|
||||
(h2 >> 24) & 0xFF, (h2 >> 16) & 0xFF, (h2 >> 8) & 0xFF, h2 & 0xFF,
|
||||
(h3 >> 24) & 0xFF, (h3 >> 16) & 0xFF, (h3 >> 8) & 0xFF, h3 & 0xFF,
|
||||
(h4 >> 24) & 0xFF, (h4 >> 16) & 0xFF, (h4 >> 8) & 0xFF, h4 & 0xFF,
|
||||
(h5 >> 24) & 0xFF, (h5 >> 16) & 0xFF, (h5 >> 8) & 0xFF, h5 & 0xFF,
|
||||
(h6 >> 24) & 0xFF, (h6 >> 16) & 0xFF, (h6 >> 8) & 0xFF, h6 & 0xFF
|
||||
];
|
||||
if (!this.is224) {
|
||||
arr.push((h7 >> 24) & 0xFF, (h7 >> 16) & 0xFF, (h7 >> 8) & 0xFF, h7 & 0xFF);
|
||||
}
|
||||
return arr;
|
||||
};
|
||||
|
||||
Sha256.prototype.array = Sha256.prototype.digest;
|
||||
|
||||
Sha256.prototype.arrayBuffer = function () {
|
||||
this.finalize();
|
||||
|
||||
var buffer = new ArrayBuffer(this.is224 ? 28 : 32);
|
||||
var dataView = new DataView(buffer);
|
||||
dataView.setUint32(0, this.h0);
|
||||
dataView.setUint32(4, this.h1);
|
||||
dataView.setUint32(8, this.h2);
|
||||
dataView.setUint32(12, this.h3);
|
||||
dataView.setUint32(16, this.h4);
|
||||
dataView.setUint32(20, this.h5);
|
||||
dataView.setUint32(24, this.h6);
|
||||
if (!this.is224) {
|
||||
dataView.setUint32(28, this.h7);
|
||||
}
|
||||
return buffer;
|
||||
};
|
||||
|
||||
function HmacSha256(key, is224, sharedMemory) {
|
||||
var i, type = typeof key;
|
||||
if (type === 'string') {
|
||||
var bytes = [], length = key.length, index = 0, code;
|
||||
for (i = 0; i < length; ++i) {
|
||||
code = key.charCodeAt(i);
|
||||
if (code < 0x80) {
|
||||
bytes[index++] = code;
|
||||
} else if (code < 0x800) {
|
||||
bytes[index++] = (0xc0 | (code >> 6));
|
||||
bytes[index++] = (0x80 | (code & 0x3f));
|
||||
} else if (code < 0xd800 || code >= 0xe000) {
|
||||
bytes[index++] = (0xe0 | (code >> 12));
|
||||
bytes[index++] = (0x80 | ((code >> 6) & 0x3f));
|
||||
bytes[index++] = (0x80 | (code & 0x3f));
|
||||
} else {
|
||||
code = 0x10000 + (((code & 0x3ff) << 10) | (key.charCodeAt(++i) & 0x3ff));
|
||||
bytes[index++] = (0xf0 | (code >> 18));
|
||||
bytes[index++] = (0x80 | ((code >> 12) & 0x3f));
|
||||
bytes[index++] = (0x80 | ((code >> 6) & 0x3f));
|
||||
bytes[index++] = (0x80 | (code & 0x3f));
|
||||
}
|
||||
}
|
||||
key = bytes;
|
||||
} else {
|
||||
if (type === 'object') {
|
||||
if (key === null) {
|
||||
throw new Error(ERROR);
|
||||
} else if (ARRAY_BUFFER && key.constructor === ArrayBuffer) {
|
||||
key = new Uint8Array(key);
|
||||
} else if (!Array.isArray(key)) {
|
||||
if (!ARRAY_BUFFER || !ArrayBuffer.isView(key)) {
|
||||
throw new Error(ERROR);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
throw new Error(ERROR);
|
||||
}
|
||||
}
|
||||
|
||||
if (key.length > 64) {
|
||||
key = (new Sha256(is224, true)).update(key).array();
|
||||
}
|
||||
|
||||
var oKeyPad = [], iKeyPad = [];
|
||||
for (i = 0; i < 64; ++i) {
|
||||
var b = key[i] || 0;
|
||||
oKeyPad[i] = 0x5c ^ b;
|
||||
iKeyPad[i] = 0x36 ^ b;
|
||||
}
|
||||
|
||||
Sha256.call(this, is224, sharedMemory);
|
||||
|
||||
this.update(iKeyPad);
|
||||
this.oKeyPad = oKeyPad;
|
||||
this.inner = true;
|
||||
this.sharedMemory = sharedMemory;
|
||||
}
|
||||
HmacSha256.prototype = new Sha256();
|
||||
|
||||
HmacSha256.prototype.finalize = function () {
|
||||
Sha256.prototype.finalize.call(this);
|
||||
if (this.inner) {
|
||||
this.inner = false;
|
||||
var innerHash = this.array();
|
||||
Sha256.call(this, this.is224, this.sharedMemory);
|
||||
this.update(this.oKeyPad);
|
||||
this.update(innerHash);
|
||||
Sha256.prototype.finalize.call(this);
|
||||
}
|
||||
};
|
||||
|
||||
var exports = createMethod();
|
||||
exports.sha256 = exports;
|
||||
exports.sha224 = createMethod(true);
|
||||
exports.sha256.hmac = createHmacMethod();
|
||||
exports.sha224.hmac = createHmacMethod(true);
|
||||
|
||||
if (COMMON_JS) {
|
||||
module.exports = exports;
|
||||
} else {
|
||||
root.sha256 = exports.sha256;
|
||||
root.sha224 = exports.sha224;
|
||||
if (AMD) {
|
||||
define(function () {
|
||||
return exports;
|
||||
});
|
||||
}
|
||||
}
|
||||
})();
|
||||
|
|
@ -77,6 +77,8 @@
|
|||
"all_frames": true,
|
||||
"js": [
|
||||
"lib/log.js",
|
||||
"lib/uuid.js",
|
||||
"lib/sha256.js",
|
||||
"lib/Messages.js",
|
||||
"lib/CSP.js",
|
||||
"common/CapsCSP.js",
|
||||
|
|
|
|||
Loading…
Reference in New Issue