initial commit

server/node_modules/jose/dist/node/cjs/runtime/rsaes.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.decrypt = exports.encrypt = void 0;
+const crypto_1 = require("crypto");
+const check_modulus_length_js_1 = require("./check_modulus_length.js");
+const webcrypto_js_1 = require("./webcrypto.js");
+const crypto_key_js_1 = require("../lib/crypto_key.js");
+const is_key_object_js_1 = require("./is_key_object.js");
+const invalid_key_input_js_1 = require("../lib/invalid_key_input.js");
+const is_key_like_js_1 = require("./is_key_like.js");
+const checkKey = (key, alg) => {
+    if (key.asymmetricKeyType !== 'rsa') {
+        throw new TypeError('Invalid key for this operation, its asymmetricKeyType must be rsa');
+    }
+    (0, check_modulus_length_js_1.default)(key, alg);
+};
+const resolvePadding = (alg) => {
+    switch (alg) {
+        case 'RSA-OAEP':
+        case 'RSA-OAEP-256':
+        case 'RSA-OAEP-384':
+        case 'RSA-OAEP-512':
+            return crypto_1.constants.RSA_PKCS1_OAEP_PADDING;
+        case 'RSA1_5':
+            return crypto_1.constants.RSA_PKCS1_PADDING;
+        default:
+            return undefined;
+    }
+};
+const resolveOaepHash = (alg) => {
+    switch (alg) {
+        case 'RSA-OAEP':
+            return 'sha1';
+        case 'RSA-OAEP-256':
+            return 'sha256';
+        case 'RSA-OAEP-384':
+            return 'sha384';
+        case 'RSA-OAEP-512':
+            return 'sha512';
+        default:
+            return undefined;
+    }
+};
+function ensureKeyObject(key, alg, ...usages) {
+    if ((0, is_key_object_js_1.default)(key)) {
+        return key;
+    }
+    if ((0, webcrypto_js_1.isCryptoKey)(key)) {
+        (0, crypto_key_js_1.checkEncCryptoKey)(key, alg, ...usages);
+        return crypto_1.KeyObject.from(key);
+    }
+    throw new TypeError((0, invalid_key_input_js_1.default)(key, ...is_key_like_js_1.types));
+}
+const encrypt = (alg, key, cek) => {
+    const padding = resolvePadding(alg);
+    const oaepHash = resolveOaepHash(alg);
+    const keyObject = ensureKeyObject(key, alg, 'wrapKey', 'encrypt');
+    checkKey(keyObject, alg);
+    return (0, crypto_1.publicEncrypt)({ key: keyObject, oaepHash, padding }, cek);
+};
+exports.encrypt = encrypt;
+const decrypt = (alg, key, encryptedKey) => {
+    const padding = resolvePadding(alg);
+    const oaepHash = resolveOaepHash(alg);
+    const keyObject = ensureKeyObject(key, alg, 'unwrapKey', 'decrypt');
+    checkKey(keyObject, alg);
+    return (0, crypto_1.privateDecrypt)({ key: keyObject, oaepHash, padding }, encryptedKey);
+};
+exports.decrypt = decrypt;