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node_modules/@noble/ciphers/simple.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.aes_decrypt = exports.aes_encrypt = exports.decrypt = exports.encrypt = exports.randomKey = exports.secretbox = exports.utf8ToBytes = void 0;
+const chacha_js_1 = require("./chacha.js");
+const salsa_js_1 = require("./salsa.js");
+const utils_js_1 = require("./utils.js");
+Object.defineProperty(exports, "utf8ToBytes", { enumerable: true, get: function () { return utils_js_1.utf8ToBytes; } });
+const aes_js_1 = require("./webcrypto/aes.js");
+const utils_js_2 = require("./webcrypto/utils.js");
+/**
+ * Alias to xsalsa20poly1305, for compatibility with libsodium / nacl
+ */
+function secretbox(key, nonce) {
+    (0, utils_js_1.ensureBytes)(key);
+    (0, utils_js_1.ensureBytes)(nonce);
+    const xs = (0, salsa_js_1.xsalsa20poly1305)(key, nonce);
+    return { seal: xs.encrypt, open: xs.decrypt };
+}
+exports.secretbox = secretbox;
+function randomKey() {
+    return (0, utils_js_2.randomBytes)(32);
+}
+exports.randomKey = randomKey;
+/**
+ * Encrypt plaintext under key with random nonce, using xchacha20poly1305.
+ * User never touches nonce: it is prepended to ciphertext.
+ */
+function encrypt(key, plaintext) {
+    (0, utils_js_1.ensureBytes)(key);
+    const nonce = (0, utils_js_2.randomBytes)(24);
+    const ciphertext = (0, chacha_js_1.xchacha20poly1305)(key, nonce).encrypt(plaintext);
+    return (0, utils_js_1.concatBytes)(nonce, ciphertext);
+}
+exports.encrypt = encrypt;
+/**
+ * Decrypt plaintext under key with random nonce, using xchacha20poly1305.
+ * User never touches nonce: it is prepended to ciphertext.
+ */
+function decrypt(key, ciphertext) {
+    const nonceLength = 24;
+    (0, utils_js_1.ensureBytes)(ciphertext);
+    if (ciphertext.length <= nonceLength)
+        throw new Error('invalid ciphertext length');
+    const nonce = ciphertext.subarray(0, nonceLength);
+    const ciphertextWithoutNonce = ciphertext.subarray(nonceLength);
+    return (0, chacha_js_1.xchacha20poly1305)(key, nonce).decrypt(ciphertextWithoutNonce);
+}
+exports.decrypt = decrypt;
+async function aes_encrypt(key, plaintext) {
+    const nonceLength = 12;
+    (0, utils_js_1.ensureBytes)(key);
+    const nonce = (0, utils_js_2.randomBytes)(nonceLength);
+    const ciphertext = await (0, aes_js_1.aes_256_gcm)(key, nonce).encrypt(plaintext);
+    return (0, utils_js_1.concatBytes)(nonce, ciphertext);
+}
+exports.aes_encrypt = aes_encrypt;
+async function aes_decrypt(key, ciphertext) {
+    const nonceLength = 12;
+    (0, utils_js_1.ensureBytes)(ciphertext);
+    if (ciphertext.length <= nonceLength)
+        throw new Error('invalid ciphertext length');
+    const nonce = ciphertext.subarray(0, nonceLength);
+    const ciphertextWithoutNonce = ciphertext.subarray(nonceLength);
+    return (0, aes_js_1.aes_256_gcm)(key, nonce).decrypt(ciphertextWithoutNonce);
+}
+exports.aes_decrypt = aes_decrypt;
+//# sourceMappingURL=simple.js.map