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https://github.com/Ylianst/MeshCommander
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Fixed -kvmdatatrace issue.
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Ylian Saint-Hilaire
217
pki.js/RelativeDistinguishedNames.js
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217
pki.js/RelativeDistinguishedNames.js
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@@ -0,0 +1,217 @@
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import * as asn1js from "asn1js";
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import { getParametersValue, isEqualBuffer, clearProps } from "pvutils";
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import AttributeTypeAndValue from "./AttributeTypeAndValue.js";
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//**************************************************************************************
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/**
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* Class from RFC5280
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*/
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export default class RelativeDistinguishedNames
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{
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//**********************************************************************************
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/**
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* Constructor for RelativeDistinguishedNames class
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* @param {Object} [parameters={}]
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* @param {Object} [parameters.schema] asn1js parsed value to initialize the class from
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* @property {Array.<AttributeTypeAndValue>} [typesAndValues] Array of "type and value" objects
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* @property {ArrayBuffer} [valueBeforeDecode] Value of the RDN before decoding from schema
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*/
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constructor(parameters = {})
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{
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//region Internal properties of the object
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/**
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* @type {Array.<AttributeTypeAndValue>}
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* @desc Array of "type and value" objects
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*/
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this.typesAndValues = getParametersValue(parameters, "typesAndValues", RelativeDistinguishedNames.defaultValues("typesAndValues"));
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/**
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* @type {ArrayBuffer}
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* @desc Value of the RDN before decoding from schema
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*/
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this.valueBeforeDecode = getParametersValue(parameters, "valueBeforeDecode", RelativeDistinguishedNames.defaultValues("valueBeforeDecode"));
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//endregion
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//region If input argument array contains "schema" for this object
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if("schema" in parameters)
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this.fromSchema(parameters.schema);
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//endregion
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}
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//**********************************************************************************
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/**
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* Return default values for all class members
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* @param {string} memberName String name for a class member
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*/
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static defaultValues(memberName)
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{
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switch(memberName)
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{
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case "typesAndValues":
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return [];
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case "valueBeforeDecode":
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return new ArrayBuffer(0);
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default:
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throw new Error(`Invalid member name for RelativeDistinguishedNames class: ${memberName}`);
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}
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}
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//**********************************************************************************
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/**
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* Compare values with default values for all class members
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* @param {string} memberName String name for a class member
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* @param {*} memberValue Value to compare with default value
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*/
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static compareWithDefault(memberName, memberValue)
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{
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switch(memberName)
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{
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case "typesAndValues":
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return (memberValue.length === 0);
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case "valueBeforeDecode":
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return (memberValue.byteLength === 0);
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default:
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throw new Error(`Invalid member name for RelativeDistinguishedNames class: ${memberName}`);
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}
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}
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//**********************************************************************************
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/**
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* Return value of pre-defined ASN.1 schema for current class
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*
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* ASN.1 schema:
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* ```asn1
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* RDNSequence ::= Sequence OF RelativeDistinguishedName
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*
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* RelativeDistinguishedName ::=
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* SET SIZE (1..MAX) OF AttributeTypeAndValue
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* ```
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*
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* @param {Object} parameters Input parameters for the schema
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* @returns {Object} asn1js schema object
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*/
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static schema(parameters = {})
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{
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/**
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* @type {Object}
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* @property {string} [blockName] Name for entire block
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* @property {string} [repeatedSequence] Name for "repeatedSequence" block
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* @property {string} [repeatedSet] Name for "repeatedSet" block
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* @property {string} [typeAndValue] Name for "typeAndValue" block
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*/
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const names = getParametersValue(parameters, "names", {});
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return (new asn1js.Sequence({
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name: (names.blockName || ""),
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value: [
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new asn1js.Repeated({
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name: (names.repeatedSequence || ""),
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value: new asn1js.Set({
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value: [
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new asn1js.Repeated({
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name: (names.repeatedSet || ""),
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value: AttributeTypeAndValue.schema(names.typeAndValue || {})
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})
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]
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})
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})
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]
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}));
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}
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//**********************************************************************************
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/**
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* Convert parsed asn1js object into current class
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* @param {!Object} schema
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*/
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fromSchema(schema)
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{
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//region Clear input data first
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clearProps(schema, [
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"RDN",
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"typesAndValues"
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]);
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//endregion
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//region Check the schema is valid
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const asn1 = asn1js.compareSchema(schema,
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schema,
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RelativeDistinguishedNames.schema({
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names: {
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blockName: "RDN",
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repeatedSet: "typesAndValues"
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}
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})
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);
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if(asn1.verified === false)
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throw new Error("Object's schema was not verified against input data for RelativeDistinguishedNames");
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//endregion
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//region Get internal properties from parsed schema
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if("typesAndValues" in asn1.result) // Could be a case when there is no "types and values"
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this.typesAndValues = Array.from(asn1.result.typesAndValues, element => new AttributeTypeAndValue({ schema: element }));
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// noinspection JSUnresolvedVariable
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this.valueBeforeDecode = asn1.result.RDN.valueBeforeDecode;
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//endregion
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}
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//**********************************************************************************
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/**
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* Convert current object to asn1js object and set correct values
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* @returns {Object} asn1js object
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*/
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toSchema()
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{
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//region Decode stored TBS value
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if(this.valueBeforeDecode.byteLength === 0) // No stored encoded array, create "from scratch"
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{
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return (new asn1js.Sequence({
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value: [new asn1js.Set({
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value: Array.from(this.typesAndValues, element => element.toSchema())
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})]
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}));
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}
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const asn1 = asn1js.fromBER(this.valueBeforeDecode);
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//endregion
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//region Construct and return new ASN.1 schema for this object
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return asn1.result;
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//endregion
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}
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//**********************************************************************************
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/**
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* Convertion for the class to JSON object
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* @returns {Object}
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*/
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toJSON()
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{
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return {
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typesAndValues: Array.from(this.typesAndValues, element => element.toJSON())
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};
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}
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//**********************************************************************************
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/**
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* Compare two RDN values, or RDN with ArrayBuffer value
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* @param {(RelativeDistinguishedNames|ArrayBuffer)} compareTo The value compare to current
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* @returns {boolean}
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*/
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isEqual(compareTo)
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{
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if(compareTo instanceof RelativeDistinguishedNames)
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{
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if(this.typesAndValues.length !== compareTo.typesAndValues.length)
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return false;
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for(const [index, typeAndValue] of this.typesAndValues.entries())
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{
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if(typeAndValue.isEqual(compareTo.typesAndValues[index]) === false)
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return false;
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}
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return true;
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}
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if(compareTo instanceof ArrayBuffer)
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return isEqualBuffer(this.valueBeforeDecode, compareTo);
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return false;
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}
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//**********************************************************************************
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}
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//**************************************************************************************
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