46 lines
1.9 KiB
JavaScript
46 lines
1.9 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.decryptCrowdsaleJson = exports.isCrowdsaleJson = void 0;
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const aes_js_1 = require("aes-js");
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const index_js_1 = require("../address/index.js");
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const index_js_2 = require("../crypto/index.js");
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const id_js_1 = require("../hash/id.js");
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const index_js_3 = require("../utils/index.js");
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const utils_js_1 = require("./utils.js");
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function isCrowdsaleJson(json) {
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try {
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const data = JSON.parse(json);
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if (data.encseed) {
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return true;
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}
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}
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catch (error) { }
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return false;
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}
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exports.isCrowdsaleJson = isCrowdsaleJson;
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// See: https://github.com/ethereum/pyethsaletool
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function decryptCrowdsaleJson(json, _password) {
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const data = JSON.parse(json);
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const password = (0, utils_js_1.getPassword)(_password);
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// Ethereum Address
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const address = (0, index_js_1.getAddress)((0, utils_js_1.spelunk)(data, "ethaddr:string!"));
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// Encrypted Seed
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const encseed = (0, utils_js_1.looseArrayify)((0, utils_js_1.spelunk)(data, "encseed:string!"));
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if (!encseed || (encseed.length % 16) !== 0) {
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index_js_3.logger.throwArgumentError("invalid encseed", "json", json);
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}
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const key = index_js_3.logger.getBytes((0, index_js_2.pbkdf2)(password, password, 2000, 32, "sha256")).slice(0, 16);
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const iv = encseed.slice(0, 16);
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const encryptedSeed = encseed.slice(16);
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// Decrypt the seed
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const aesCbc = new aes_js_1.CBC(key, iv);
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const seed = (0, aes_js_1.pkcs7Strip)(index_js_3.logger.getBytes(aesCbc.decrypt(encryptedSeed)));
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// This wallet format is weird... Convert the binary encoded hex to a string.
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let seedHex = "";
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for (let i = 0; i < seed.length; i++) {
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seedHex += String.fromCharCode(seed[i]);
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}
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return { address, privateKey: (0, id_js_1.id)(seedHex) };
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}
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exports.decryptCrowdsaleJson = decryptCrowdsaleJson;
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//# sourceMappingURL=json-crowdsale.js.map
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