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https://github.com/Ylianst/MeshCommander
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Fixed -kvmdatatrace issue.
This commit is contained in:
Ylian Saint-Hilaire
232
pki.js/AttributeTypeAndValue.js
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232
pki.js/AttributeTypeAndValue.js
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import * as asn1js from "asn1js";
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import { getParametersValue, isEqualBuffer, clearProps } from "pvutils";
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import { stringPrep } from "./common.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 AttributeTypeAndValue
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{
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//**********************************************************************************
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/**
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* Constructor for AttributeTypeAndValue 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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*/
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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 {string}
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* @desc type
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*/
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this.type = getParametersValue(parameters, "type", AttributeTypeAndValue.defaultValues("type"));
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/**
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* @type {Object}
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* @desc Value of the AttributeTypeAndValue class
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*/
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this.value = getParametersValue(parameters, "value", AttributeTypeAndValue.defaultValues("value"));
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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 "type":
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return "";
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case "value":
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return {};
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default:
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throw new Error(`Invalid member name for AttributeTypeAndValue 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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* AttributeTypeAndValue ::= Sequence {
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* type AttributeType,
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* value AttributeValue }
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*
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* AttributeType ::= OBJECT IDENTIFIER
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*
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* AttributeValue ::= ANY -- DEFINED BY AttributeType
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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} [type] Name for "type" element
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* @property {string} [value] Name for "value" element
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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.ObjectIdentifier({ name: (names.type || "") }),
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new asn1js.Any({ name: (names.value || "") })
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]
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}));
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}
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//**********************************************************************************
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static blockName()
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{
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return "AttributeTypeAndValue";
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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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"type",
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"typeValue"
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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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AttributeTypeAndValue.schema({
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names: {
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type: "type",
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value: "typeValue"
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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 AttributeTypeAndValue");
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//endregion
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//region Get internal properties from parsed schema
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this.type = asn1.result.type.valueBlock.toString();
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// noinspection JSUnresolvedVariable
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this.value = asn1.result.typeValue;
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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 Construct and return new ASN.1 schema for this object
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return (new asn1js.Sequence({
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value: [
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new asn1js.ObjectIdentifier({ value: this.type }),
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this.value
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]
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}));
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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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const _object = {
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type: this.type
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};
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if(Object.keys(this.value).length !== 0)
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_object.value = this.value.toJSON();
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else
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_object.value = this.value;
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return _object;
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}
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//**********************************************************************************
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/**
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* Compare two AttributeTypeAndValue values, or AttributeTypeAndValue with ArrayBuffer value
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* @param {(AttributeTypeAndValue|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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const stringBlockNames = [
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asn1js.Utf8String.blockName(),
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asn1js.BmpString.blockName(),
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asn1js.UniversalString.blockName(),
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asn1js.NumericString.blockName(),
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asn1js.PrintableString.blockName(),
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asn1js.TeletexString.blockName(),
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asn1js.VideotexString.blockName(),
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asn1js.IA5String.blockName(),
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asn1js.GraphicString.blockName(),
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asn1js.VisibleString.blockName(),
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asn1js.GeneralString.blockName(),
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asn1js.CharacterString.blockName()
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];
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if(compareTo.constructor.blockName() === AttributeTypeAndValue.blockName())
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{
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if(this.type !== compareTo.type)
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return false;
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//region Check we do have both strings
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let isString = false;
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const thisName = this.value.constructor.blockName();
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if(thisName === compareTo.value.constructor.blockName())
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{
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for(const name of stringBlockNames)
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{
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if(thisName === name)
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{
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isString = true;
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break;
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}
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}
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}
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//endregion
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if(isString)
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{
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const value1 = stringPrep(this.value.valueBlock.value);
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const value2 = stringPrep(compareTo.value.valueBlock.value);
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if(value1.localeCompare(value2) !== 0)
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return false;
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}
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else // Comparing as two ArrayBuffers
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{
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if(isEqualBuffer(this.value.valueBeforeDecode, compareTo.value.valueBeforeDecode) === 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.value.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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