pkijs
Version:
Public Key Infrastructure (PKI) is the basis of how identity and key management is performed on the web today. PKIjs is a pure JavaScript library implementing the formats that are used in PKI applications. It is built on WebCrypto and aspires to make it p
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JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _asn1js = require("asn1js");
var asn1js = _interopRequireWildcard(_asn1js);
var _pvutils = require("pvutils");
var _KEKIdentifier = require("./KEKIdentifier.js");
var _KEKIdentifier2 = _interopRequireDefault(_KEKIdentifier);
var _AlgorithmIdentifier = require("./AlgorithmIdentifier.js");
var _AlgorithmIdentifier2 = _interopRequireDefault(_AlgorithmIdentifier);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
//**************************************************************************************
/**
* Class from RFC5652
*/
var KEKRecipientInfo = function () {
//**********************************************************************************
/**
* Constructor for KEKRecipientInfo class
* @param {Object} [parameters={}]
* @property {Object} [schema] asn1js parsed value
*/
function KEKRecipientInfo() {
var parameters = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
_classCallCheck(this, KEKRecipientInfo);
//region Internal properties of the object
/**
* @type {number}
* @description version
*/
this.version = (0, _pvutils.getParametersValue)(parameters, "version", KEKRecipientInfo.defaultValues("version"));
/**
* @type {KEKIdentifier}
* @description kekid
*/
this.kekid = (0, _pvutils.getParametersValue)(parameters, "kekid", KEKRecipientInfo.defaultValues("kekid"));
/**
* @type {AlgorithmIdentifier}
* @description keyEncryptionAlgorithm
*/
this.keyEncryptionAlgorithm = (0, _pvutils.getParametersValue)(parameters, "keyEncryptionAlgorithm", KEKRecipientInfo.defaultValues("keyEncryptionAlgorithm"));
/**
* @type {OctetString}
* @description encryptedKey
*/
this.encryptedKey = (0, _pvutils.getParametersValue)(parameters, "encryptedKey", KEKRecipientInfo.defaultValues("encryptedKey"));
/**
* @type {ArrayBuffer}
* @description preDefinedKEK KEK using to encrypt CEK
*/
this.preDefinedKEK = (0, _pvutils.getParametersValue)(parameters, "preDefinedKEK", KEKRecipientInfo.defaultValues("preDefinedKEK"));
//endregion
//region If input argument array contains "schema" for this object
if ("schema" in parameters) this.fromSchema(parameters.schema);
//endregion
}
//**********************************************************************************
/**
* Return default values for all class members
* @param {string} memberName String name for a class member
*/
_createClass(KEKRecipientInfo, [{
key: "fromSchema",
//**********************************************************************************
/**
* Convert parsed asn1js object into current class
* @param {!Object} schema
*/
value: function fromSchema(schema) {
//region Check the schema is valid
var asn1 = asn1js.compareSchema(schema, schema, KEKRecipientInfo.schema({
names: {
version: "version",
kekid: {
names: {
blockName: "kekid"
}
},
keyEncryptionAlgorithm: {
names: {
blockName: "keyEncryptionAlgorithm"
}
},
encryptedKey: "encryptedKey"
}
}));
if (asn1.verified === false) throw new Error("Object's schema was not verified against input data for KEKRecipientInfo");
//endregion
//region Get internal properties from parsed schema
this.version = asn1.result.version.valueBlock.valueDec;
this.kekid = new _KEKIdentifier2.default({ schema: asn1.result.kekid });
this.keyEncryptionAlgorithm = new _AlgorithmIdentifier2.default({ schema: asn1.result.keyEncryptionAlgorithm });
this.encryptedKey = asn1.result.encryptedKey;
//endregion
}
//**********************************************************************************
/**
* Convert current object to asn1js object and set correct values
* @returns {Object} asn1js object
*/
}, {
key: "toSchema",
value: function toSchema() {
//region Construct and return new ASN.1 schema for this object
return new asn1js.Sequence({
value: [new asn1js.Integer({ value: this.version }), this.kekid.toSchema(), this.keyEncryptionAlgorithm.toSchema(), this.encryptedKey]
});
//endregion
}
//**********************************************************************************
/**
* Convertion for the class to JSON object
* @returns {Object}
*/
}, {
key: "toJSON",
value: function toJSON() {
return {
version: this.version,
kekid: this.kekid.toJSON(),
keyEncryptionAlgorithm: this.keyEncryptionAlgorithm.toJSON(),
encryptedKey: this.encryptedKey.toJSON()
};
}
//**********************************************************************************
}], [{
key: "defaultValues",
value: function defaultValues(memberName) {
switch (memberName) {
case "version":
return 0;
case "kekid":
return new _KEKIdentifier2.default();
case "keyEncryptionAlgorithm":
return new _AlgorithmIdentifier2.default();
case "encryptedKey":
return new asn1js.OctetString();
case "preDefinedKEK":
return new ArrayBuffer(0);
default:
throw new Error("Invalid member name for KEKRecipientInfo class: " + memberName);
}
}
//**********************************************************************************
/**
* Compare values with default values for all class members
* @param {string} memberName String name for a class member
* @param {*} memberValue Value to compare with default value
*/
}, {
key: "compareWithDefault",
value: function compareWithDefault(memberName, memberValue) {
switch (memberName) {
case "KEKRecipientInfo":
return memberValue === KEKRecipientInfo.defaultValues("version");
case "kekid":
return memberValue.compareWithDefault("keyIdentifier", memberValue.keyIdentifier) && "date" in memberValue === false && "other" in memberValue === false;
case "keyEncryptionAlgorithm":
return memberValue.algorithmId === "" && "algorithmParams" in memberValue === false;
case "encryptedKey":
return memberValue.isEqual(KEKRecipientInfo.defaultValues("encryptedKey"));
case "preDefinedKEK":
return memberValue.byteLength === 0;
default:
throw new Error("Invalid member name for KEKRecipientInfo class: " + memberName);
}
}
//**********************************************************************************
/**
* Return value of asn1js schema for current class
* @param {Object} parameters Input parameters for the schema
* @returns {Object} asn1js schema object
*/
}, {
key: "schema",
value: function schema() {
var parameters = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
//KEKRecipientInfo ::= SEQUENCE {
// version CMSVersion, -- always set to 4
// kekid KEKIdentifier,
// keyEncryptionAlgorithm KeyEncryptionAlgorithmIdentifier,
// encryptedKey EncryptedKey }
/**
* @type {Object}
* @property {string} [blockName]
* @property {string} [version]
* @property {string} [kekid]
* @property {string} [keyEncryptionAlgorithm]
* @property {string} [encryptedKey]
*/
var names = (0, _pvutils.getParametersValue)(parameters, "names", {});
return new asn1js.Sequence({
name: names.blockName || "",
value: [new asn1js.Integer({ name: names.version || "" }), _KEKIdentifier2.default.schema(names.kekid || {}), _AlgorithmIdentifier2.default.schema(names.keyEncryptionAlgorithm || {}), new asn1js.OctetString({ name: names.encryptedKey || "" })]
});
}
}]);
return KEKRecipientInfo;
}();
//**************************************************************************************
exports.default = KEKRecipientInfo;
//# sourceMappingURL=KEKRecipientInfo.js.map