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
265 lines (226 loc) • 9.67 kB
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 _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 PasswordRecipientinfo = function () {
//**********************************************************************************
/**
* Constructor for PasswordRecipientinfo class
* @param {Object} [parameters={}]
* @property {Object} [schema] asn1js parsed value
*/
function PasswordRecipientinfo() {
var parameters = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
_classCallCheck(this, PasswordRecipientinfo);
//region Internal properties of the object
/**
* @type {number}
* @description version
*/
this.version = (0, _pvutils.getParametersValue)(parameters, "version", PasswordRecipientinfo.defaultValues("version"));
if ("keyDerivationAlgorithm" in parameters)
/**
* @type {AlgorithmIdentifier}
* @description keyDerivationAlgorithm
*/
this.keyDerivationAlgorithm = (0, _pvutils.getParametersValue)(parameters, "keyDerivationAlgorithm", PasswordRecipientinfo.defaultValues("keyDerivationAlgorithm"));
/**
* @type {AlgorithmIdentifier}
* @description keyEncryptionAlgorithm
*/
this.keyEncryptionAlgorithm = (0, _pvutils.getParametersValue)(parameters, "keyEncryptionAlgorithm", PasswordRecipientinfo.defaultValues("keyEncryptionAlgorithm"));
/**
* @type {OctetString}
* @description encryptedKey
*/
this.encryptedKey = (0, _pvutils.getParametersValue)(parameters, "encryptedKey", PasswordRecipientinfo.defaultValues("encryptedKey"));
/**
* @type {ArrayBuffer}
* @description password Password to derive key from
*/
this.password = (0, _pvutils.getParametersValue)(parameters, "password", PasswordRecipientinfo.defaultValues("password"));
//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(PasswordRecipientinfo, [{
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, PasswordRecipientinfo.schema({
names: {
version: "version",
keyDerivationAlgorithm: "keyDerivationAlgorithm",
keyEncryptionAlgorithm: {
names: {
blockName: "keyEncryptionAlgorithm"
}
},
encryptedKey: "encryptedKey"
}
}));
if (asn1.verified === false) throw new Error("Object's schema was not verified against input data for PasswordRecipientinfo");
//endregion
//region Get internal properties from parsed schema
this.version = asn1.result.version.valueBlock.valueDec;
if ("keyDerivationAlgorithm" in asn1.result) {
asn1.result.keyDerivationAlgorithm.idBlock.tagClass = 1; // UNIVERSAL
asn1.result.keyDerivationAlgorithm.idBlock.tagNumber = 16; // SEQUENCE
this.keyDerivationAlgorithm = new _AlgorithmIdentifier2.default({ schema: asn1.result.keyDerivationAlgorithm });
}
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 Create output array for sequence
var outputArray = [];
outputArray.push(new asn1js.Integer({ value: this.version }));
if ("keyDerivationAlgorithm" in this) {
outputArray.push(new asn1js.Constructed({
idBlock: {
tagClass: 3, // CONTEXT-SPECIFIC
tagNumber: 0 // [0]
},
value: this.keyDerivationAlgorithm.toSchema().valueBlock.value
}));
}
outputArray.push(this.keyEncryptionAlgorithm.toSchema());
outputArray.push(this.encryptedKey);
//endregion
//region Construct and return new ASN.1 schema for this object
return new asn1js.Sequence({
value: outputArray
});
//endregion
}
//**********************************************************************************
/**
* Convertion for the class to JSON object
* @returns {Object}
*/
}, {
key: "toJSON",
value: function toJSON() {
return {
version: this.version,
keyDerivationAlgorithm: this.keyDerivationAlgorithm.toJSON(),
keyEncryptionAlgorithm: this.keyEncryptionAlgorithm.toJSON(),
encryptedKey: this.encryptedKey.toJSON()
};
}
//**********************************************************************************
}], [{
key: "defaultValues",
value: function defaultValues(memberName) {
switch (memberName) {
case "version":
return -1;
case "keyDerivationAlgorithm":
return new _AlgorithmIdentifier2.default();
case "keyEncryptionAlgorithm":
return new _AlgorithmIdentifier2.default();
case "encryptedKey":
return new asn1js.OctetString();
case "password":
return new ArrayBuffer(0);
default:
throw new Error("Invalid member name for PasswordRecipientinfo 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 "version":
return memberValue === -1;
case "keyDerivationAlgorithm":
case "keyEncryptionAlgorithm":
return memberValue.algorithmId === "" && "algorithmParams" in memberValue === false;
case "encryptedKey":
return memberValue.isEqual(PasswordRecipientinfo.defaultValues("encryptedKey"));
case "password":
return memberValue.byteLength === 0;
default:
throw new Error("Invalid member name for PasswordRecipientinfo 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] : {};
//PasswordRecipientInfo ::= SEQUENCE {
// version CMSVersion, -- Always set to 0
// keyDerivationAlgorithm [0] KeyDerivationAlgorithmIdentifier OPTIONAL,
// keyEncryptionAlgorithm KeyEncryptionAlgorithmIdentifier,
// encryptedKey EncryptedKey }
/**
* @type {Object}
* @property {string} [blockName]
* @property {string} [keyDerivationAlgorithm]
* @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 || "" }), new asn1js.Constructed({
name: names.keyDerivationAlgorithm || "",
optional: true,
idBlock: {
tagClass: 3, // CONTEXT-SPECIFIC
tagNumber: 0 // [0]
},
value: _AlgorithmIdentifier2.default.schema().valueBlock.value
}), _AlgorithmIdentifier2.default.schema(names.keyEncryptionAlgorithm || {}), new asn1js.OctetString({ name: names.encryptedKey || "" })]
});
}
}]);
return PasswordRecipientinfo;
}();
//**************************************************************************************
exports.default = PasswordRecipientinfo;
//# sourceMappingURL=PasswordRecipientinfo.js.map