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Текущая директория: /var/www/bitcardoApp/node_modules/ethers/lib.commonjs/crypto
Просмотр файла: crypto-browser.js
"use strict";
/* Browser Crypto Shims */
Object.defineProperty(exports, "__esModule", { value: true });
exports.randomBytes = exports.pbkdf2Sync = exports.createHmac = exports.createHash = void 0;
const hmac_1 = require("@noble/hashes/hmac");
const pbkdf2_1 = require("@noble/hashes/pbkdf2");
const sha256_1 = require("@noble/hashes/sha256");
const sha512_1 = require("@noble/hashes/sha512");
const index_js_1 = require("../utils/index.js");
function getGlobal() {
if (typeof self !== 'undefined') {
return self;
}
if (typeof window !== 'undefined') {
return window;
}
if (typeof global !== 'undefined') {
return global;
}
throw new Error('unable to locate global object');
}
;
const anyGlobal = getGlobal();
const crypto = anyGlobal.crypto || anyGlobal.msCrypto;
function createHash(algo) {
switch (algo) {
case "sha256": return sha256_1.sha256.create();
case "sha512": return sha512_1.sha512.create();
}
(0, index_js_1.assertArgument)(false, "invalid hashing algorithm name", "algorithm", algo);
}
exports.createHash = createHash;
function createHmac(_algo, key) {
const algo = ({ sha256: sha256_1.sha256, sha512: sha512_1.sha512 }[_algo]);
(0, index_js_1.assertArgument)(algo != null, "invalid hmac algorithm", "algorithm", _algo);
return hmac_1.hmac.create(algo, key);
}
exports.createHmac = createHmac;
function pbkdf2Sync(password, salt, iterations, keylen, _algo) {
const algo = ({ sha256: sha256_1.sha256, sha512: sha512_1.sha512 }[_algo]);
(0, index_js_1.assertArgument)(algo != null, "invalid pbkdf2 algorithm", "algorithm", _algo);
return (0, pbkdf2_1.pbkdf2)(algo, password, salt, { c: iterations, dkLen: keylen });
}
exports.pbkdf2Sync = pbkdf2Sync;
function randomBytes(length) {
(0, index_js_1.assert)(crypto != null, "platform does not support secure random numbers", "UNSUPPORTED_OPERATION", {
operation: "randomBytes"
});
(0, index_js_1.assertArgument)(Number.isInteger(length) && length > 0 && length <= 1024, "invalid length", "length", length);
const result = new Uint8Array(length);
crypto.getRandomValues(result);
return result;
}
exports.randomBytes = randomBytes;
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