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pkijs

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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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"use strict"; 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 _common = require("./common.js"); 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 RFC6960 */ var CertID = function () { //********************************************************************************** /** * Constructor for CertID class * @param {Object} [parameters={}] * @property {Object} [schema] asn1js parsed value */ function CertID() { var parameters = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; _classCallCheck(this, CertID); //region Internal properties of the object /** * @type {AlgorithmIdentifier} * @description hashAlgorithm */ this.hashAlgorithm = (0, _pvutils.getParametersValue)(parameters, "hashAlgorithm", CertID.defaultValues("hashAlgorithm")); /** * @type {OctetString} * @description issuerNameHash */ this.issuerNameHash = (0, _pvutils.getParametersValue)(parameters, "issuerNameHash", CertID.defaultValues("issuerNameHash")); /** * @type {OctetString} * @description issuerKeyHash */ this.issuerKeyHash = (0, _pvutils.getParametersValue)(parameters, "issuerKeyHash", CertID.defaultValues("issuerKeyHash")); /** * @type {Integer} * @description serialNumber */ this.serialNumber = (0, _pvutils.getParametersValue)(parameters, "serialNumber", CertID.defaultValues("serialNumber")); //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(CertID, [{ 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, CertID.schema({ names: { hashAlgorithm: "hashAlgorithm", issuerNameHash: "issuerNameHash", issuerKeyHash: "issuerKeyHash", serialNumber: "serialNumber" } })); if (asn1.verified === false) throw new Error("Object's schema was not verified against input data for CertID"); //endregion //region Get internal properties from parsed schema this.hashAlgorithm = new _AlgorithmIdentifier2.default({ schema: asn1.result.hashAlgorithm }); this.issuerNameHash = asn1.result.issuerNameHash; this.issuerKeyHash = asn1.result.issuerKeyHash; this.serialNumber = asn1.result.serialNumber; //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: [this.hashAlgorithm.toSchema(), this.issuerNameHash, this.issuerKeyHash, this.serialNumber] }); //endregion } //********************************************************************************** /** * Convertion for the class to JSON object * @returns {Object} */ }, { key: "toJSON", value: function toJSON() { return { hashAlgorithm: this.hashAlgorithm.toJSON(), issuerNameHash: this.issuerNameHash.toJSON(), issuerKeyHash: this.issuerKeyHash.toJSON(), serialNumber: this.serialNumber.toJSON() }; } //********************************************************************************** /** * Check that two "CertIDs" are equal * @param {CertID} certificateID Identifier of the certificate to be checked * @returns {boolean} */ }, { key: "isEqual", value: function isEqual(certificateID) { //region Check "hashAlgorithm" if (!this.hashAlgorithm.algorithmId === certificateID.hashAlgorithm.algorithmId) return false; //endregion //region Check "issuerNameHash" if ((0, _pvutils.isEqualBuffer)(this.issuerNameHash.valueBlock.valueHex, certificateID.issuerNameHash.valueBlock.valueHex) === false) return false; //endregion //region Check "issuerKeyHash" if ((0, _pvutils.isEqualBuffer)(this.issuerKeyHash.valueBlock.valueHex, certificateID.issuerKeyHash.valueBlock.valueHex) === false) return false; //endregion //region Check "serialNumber" if (!this.serialNumber.isEqual(certificateID.serialNumber)) return false; //endregion return true; } //********************************************************************************** /** * Making OCSP certificate identifier for specific certificate * @param {Certificate} certificate Certificate making OCSP Request for * @param {Object} parameters Additional parameters * @returns {Promise} */ }, { key: "createForCertificate", value: function createForCertificate(certificate, parameters) { var _this = this; //region Initial variables var sequence = Promise.resolve(); var issuerCertificate = void 0; //endregion //region Get a "crypto" extension var crypto = (0, _common.getCrypto)(); if (typeof crypto === "undefined") return Promise.reject("Unable to create WebCrypto object"); //endregion //region Check input parameters if ("hashAlgorithm" in parameters === false) return Promise.reject("Parameter \"hashAlgorithm\" is mandatory for \"OCSP_REQUEST.createForCertificate\""); var hashOID = (0, _common.getOIDByAlgorithm)({ name: parameters.hashAlgorithm }); if (hashOID === "") return Promise.reject("Incorrect \"hashAlgorithm\": " + this.hashAlgorithm); this.hashAlgorithm = new _AlgorithmIdentifier2.default({ algorithmId: hashOID, algorithmParams: new asn1js.Null() }); if ("issuerCertificate" in parameters) issuerCertificate = parameters.issuerCertificate;else return Promise.reject("Parameter \"issuerCertificate\" is mandatory for \"OCSP_REQUEST.createForCertificate\""); //endregion //region Initialize "serialNumber" field this.serialNumber = certificate.serialNumber; //endregion //region Create "issuerNameHash" sequence = sequence.then(function () { return crypto.digest({ name: parameters.hashAlgorithm }, issuerCertificate.subject.toSchema().toBER(false)); }, function (error) { return Promise.reject(error); }); //endregion //region Create "issuerKeyHash" sequence = sequence.then(function (result) { _this.issuerNameHash = new asn1js.OctetString({ valueHex: result }); var issuerKeyBuffer = issuerCertificate.subjectPublicKeyInfo.subjectPublicKey.valueBlock.valueHex; return crypto.digest({ name: parameters.hashAlgorithm }, issuerKeyBuffer); }, function (error) { return Promise.reject(error); }).then(function (result) { _this.issuerKeyHash = new asn1js.OctetString({ valueHex: result }); }, function (error) { return Promise.reject(error); }); //endregion return sequence; } //********************************************************************************** }], [{ key: "defaultValues", value: function defaultValues(memberName) { switch (memberName) { case "hashAlgorithm": return new _AlgorithmIdentifier2.default(); case "issuerNameHash": case "issuerKeyHash": return new asn1js.OctetString(); case "serialNumber": return new asn1js.Integer(); default: throw new Error("Invalid member name for CertID 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 "hashAlgorithm": return memberValue.algorithmId === "" && "algorithmParams" in memberValue === false; case "issuerNameHash": case "issuerKeyHash": case "serialNumber": return memberValue.isEqual(CertID.defaultValues(memberName)); default: throw new Error("Invalid member name for CertID 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] : {}; //CertID ::= SEQUENCE { // hashAlgorithm AlgorithmIdentifier, // issuerNameHash OCTET STRING, -- Hash of issuer's DN // issuerKeyHash OCTET STRING, -- Hash of issuer's public key // serialNumber CertificateSerialNumber } /** * @type {Object} * @property {string} [blockName] * @property {string} [hashAlgorithm] * @property {string} [hashAlgorithmObject] * @property {string} [issuerNameHash] * @property {string} [issuerKeyHash] * @property {string} [serialNumber] */ var names = (0, _pvutils.getParametersValue)(parameters, "names", {}); return new asn1js.Sequence({ name: names.blockName || "", value: [_AlgorithmIdentifier2.default.schema(names.hashAlgorithmObject || { names: { blockName: names.hashAlgorithm || "" } }), new asn1js.OctetString({ name: names.issuerNameHash || "" }), new asn1js.OctetString({ name: names.issuerKeyHash || "" }), new asn1js.Integer({ name: names.serialNumber || "" })] }); } }]); return CertID; }(); //************************************************************************************** exports.default = CertID; 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