@wildboar/pkcs
Version:
Public Key Cryptography Standard PDUs in TypeScript
148 lines (147 loc) • 4.62 kB
JavaScript
/* eslint-disable */
import { ASN1TagClass as _TagClass, } from "@wildboar/asn1";
import * as $ from "@wildboar/asn1/functional";
/**
* @summary DHParameter
* @description
*
* ### ASN.1 Definition:
*
* ```asn1
* DHParameter ::= SEQUENCE {
* prime INTEGER, -- p
* base INTEGER, -- g
* privateValueLength INTEGER OPTIONAL
* }
* ```
*
*/
export class DHParameter {
prime;
base;
privateValueLength;
constructor(
/**
* @summary `prime`.
* @public
* @readonly
*/
prime,
/**
* @summary `base`.
* @public
* @readonly
*/
base,
/**
* @summary `privateValueLength`.
* @public
* @readonly
*/
privateValueLength) {
this.prime = prime;
this.base = base;
this.privateValueLength = privateValueLength;
}
/**
* @summary Restructures an object into a DHParameter
* @description
*
* This takes an `object` and converts it to a `DHParameter`.
*
* @public
* @static
* @method
* @param {Object} _o An object having all of the keys and values of a `DHParameter`.
* @returns {DHParameter}
*/
static _from_object(_o) {
return new DHParameter(_o.prime, _o.base, _o.privateValueLength);
}
}
/**
* @summary The Leading Root Component Types of DHParameter
* @description
*
* This is an array of `ComponentSpec`s that define how to decode the leading root component type list of a SET or SEQUENCE.
*
* @constant
*/
export const _root_component_type_list_1_spec_for_DHParameter = [
new $.ComponentSpec("prime", false, $.hasTag(_TagClass.universal, 2)),
new $.ComponentSpec("base", false, $.hasTag(_TagClass.universal, 2)),
new $.ComponentSpec("privateValueLength", true, $.hasTag(_TagClass.universal, 2)),
];
/**
* @summary The Trailing Root Component Types of DHParameter
* @description
*
* This is an array of `ComponentSpec`s that define how to decode the trailing root component type list of a SET or SEQUENCE.
*
* @constant
*/
export const _root_component_type_list_2_spec_for_DHParameter = [];
/**
* @summary The Extension Addition Component Types of DHParameter
* @description
*
* This is an array of `ComponentSpec`s that define how to decode the extension addition component type list of a SET or SEQUENCE.
*
* @constant
*/
export const _extension_additions_list_spec_for_DHParameter = [];
let _cached_decoder_for_DHParameter = null;
/**
* @summary Decodes an ASN.1 element into a(n) DHParameter
* @function
* @param {_Element} el The element being decoded.
* @returns {DHParameter} The decoded data structure.
*/
export function _decode_DHParameter(el) {
if (!_cached_decoder_for_DHParameter) {
_cached_decoder_for_DHParameter = function (el) {
let prime;
let base;
let privateValueLength;
const callbacks = {
prime: (_el) => {
prime = $._decodeBigInt(_el);
},
base: (_el) => {
base = $._decodeBigInt(_el);
},
privateValueLength: (_el) => {
privateValueLength = $._decodeInteger(_el);
},
};
$._parse_sequence(el, callbacks, _root_component_type_list_1_spec_for_DHParameter, _extension_additions_list_spec_for_DHParameter, _root_component_type_list_2_spec_for_DHParameter, undefined);
return new DHParameter(prime, base, privateValueLength);
};
}
return _cached_decoder_for_DHParameter(el);
}
let _cached_encoder_for_DHParameter = null;
/**
* @summary Encodes a(n) DHParameter into an ASN.1 Element.
* @function
* @param value The element being encoded.
* @param elGetter A function that can be used to get new ASN.1 elements.
* @returns {_Element} The DHParameter, encoded as an ASN.1 Element.
*/
export function _encode_DHParameter(value, elGetter) {
if (!_cached_encoder_for_DHParameter) {
_cached_encoder_for_DHParameter = function (value) {
return $._encodeSequence([]
.concat([
/* REQUIRED */ $._encodeBigInt(value.prime, $.BER),
/* REQUIRED */ $._encodeBigInt(value.base, $.BER),
/* IF_ABSENT */ value.privateValueLength === undefined
? undefined
: $._encodeInteger(value.privateValueLength, $.BER),
])
.filter((c) => !!c), $.BER);
};
}
return _cached_encoder_for_DHParameter(value, elGetter);
}
/* eslint-enable */