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system/node_modules/ethers/lib.esm/crypto/crypto-browser.js

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+/* Browser Crypto Shims */
+import { hmac } from "@noble/hashes/hmac";
+import { pbkdf2 } from "@noble/hashes/pbkdf2";
+import { sha256 } from "@noble/hashes/sha256";
+import { sha512 } from "@noble/hashes/sha512";
+import { assert, assertArgument } from "../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;
+export function createHash(algo) {
+    switch (algo) {
+        case "sha256": return sha256.create();
+        case "sha512": return sha512.create();
+    }
+    assertArgument(false, "invalid hashing algorithm name", "algorithm", algo);
+}
+export function createHmac(_algo, key) {
+    const algo = ({ sha256, sha512 }[_algo]);
+    assertArgument(algo != null, "invalid hmac algorithm", "algorithm", _algo);
+    return hmac.create(algo, key);
+}
+export function pbkdf2Sync(password, salt, iterations, keylen, _algo) {
+    const algo = ({ sha256, sha512 }[_algo]);
+    assertArgument(algo != null, "invalid pbkdf2 algorithm", "algorithm", _algo);
+    return pbkdf2(algo, password, salt, { c: iterations, dkLen: keylen });
+}
+export function randomBytes(length) {
+    assert(crypto != null, "platform does not support secure random numbers", "UNSUPPORTED_OPERATION", {
+        operation: "randomBytes"
+    });
+    assertArgument(Number.isInteger(length) && length > 0 && length <= 1024, "invalid length", "length", length);
+    const result = new Uint8Array(length);
+    crypto.getRandomValues(result);
+    return result;
+}
+//# sourceMappingURL=crypto-browser.js.map