@wildboar/pkcs
Version:
Public Key Cryptography Standard PDUs in TypeScript
132 lines (131 loc) • 4.14 kB
JavaScript
/* eslint-disable */
import { ASN1ConstructionError as _ConstructionError, ASN1TagClass as _TagClass, } from "@wildboar/asn1";
import * as $ from "@wildboar/asn1/functional";
/**
* @summary RSAPublicKey
* @description
*
* ### ASN.1 Definition:
*
* ```asn1
* RSAPublicKey ::= SEQUENCE {
* modulus INTEGER, -- n
* publicExponent INTEGER -- e
* }
* ```
*
*/
export class RSAPublicKey {
modulus;
publicExponent;
constructor(
/**
* @summary `modulus`.
* @public
* @readonly
*/
modulus,
/**
* @summary `publicExponent`.
* @public
* @readonly
*/
publicExponent) {
this.modulus = modulus;
this.publicExponent = publicExponent;
}
/**
* @summary Restructures an object into a RSAPublicKey
* @description
*
* This takes an `object` and converts it to a `RSAPublicKey`.
*
* @public
* @static
* @method
* @param {Object} _o An object having all of the keys and values of a `RSAPublicKey`.
* @returns {RSAPublicKey}
*/
static _from_object(_o) {
return new RSAPublicKey(_o.modulus, _o.publicExponent);
}
}
/**
* @summary The Leading Root Component Types of RSAPublicKey
* @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_RSAPublicKey = [
new $.ComponentSpec("modulus", false, $.hasTag(_TagClass.universal, 2)),
new $.ComponentSpec("publicExponent", false, $.hasTag(_TagClass.universal, 2)),
];
/**
* @summary The Trailing Root Component Types of RSAPublicKey
* @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_RSAPublicKey = [];
/**
* @summary The Extension Addition Component Types of RSAPublicKey
* @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_RSAPublicKey = [];
let _cached_decoder_for_RSAPublicKey = null;
/**
* @summary Decodes an ASN.1 element into a(n) RSAPublicKey
* @function
* @param {_Element} el The element being decoded.
* @returns {RSAPublicKey} The decoded data structure.
*/
export function _decode_RSAPublicKey(el) {
if (!_cached_decoder_for_RSAPublicKey) {
_cached_decoder_for_RSAPublicKey = function (el) {
const sequence = el.sequence;
if (sequence.length < 2) {
throw new _ConstructionError("RSAPublicKey contained only " +
sequence.length.toString() +
" elements.");
}
sequence[0].name = "modulus";
sequence[1].name = "publicExponent";
let modulus;
let publicExponent;
modulus = $._decodeInteger(sequence[0]);
publicExponent = $._decodeInteger(sequence[1]);
return new RSAPublicKey(modulus, publicExponent);
};
}
return _cached_decoder_for_RSAPublicKey(el);
}
let _cached_encoder_for_RSAPublicKey = null;
/**
* @summary Encodes a(n) RSAPublicKey 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 RSAPublicKey, encoded as an ASN.1 Element.
*/
export function _encode_RSAPublicKey(value, elGetter) {
if (!_cached_encoder_for_RSAPublicKey) {
_cached_encoder_for_RSAPublicKey = function (value) {
return $._encodeSequence([]
.concat([
/* REQUIRED */ $._encodeInteger(value.modulus, $.BER),
/* REQUIRED */ $._encodeInteger(value.publicExponent, $.BER),
])
.filter((c) => !!c), $.BER);
};
}
return _cached_encoder_for_RSAPublicKey(value, elGetter);
}
/* eslint-enable */