@hazae41/x509/dist/cjs/mods/keys/rsa/public.cjs

Zero-copy X.509 certificates in pure modern TypeScript

'use strict';

var asn1 = require('@hazae41/asn1');
var oids = require('../../oids/oids.cjs');

class RsaPublicKey {
    publicExponent;
    modulus;
    static oid = oids.OIDs.keys.rsaEncryption;
    constructor(publicExponent, modulus) {
        this.publicExponent = publicExponent;
        this.modulus = modulus;
    }
    toDER() {
        return asn1.Sequence.DER.create(undefined, [
            this.publicExponent,
            this.modulus
        ]).toDER();
    }
    toJSON() {
        const publicExponent = this.publicExponent.value.toString(16);
        const modulus = this.modulus.value.toString(16);
        return { publicExponent, modulus };
    }
    static fromJSON(json) {
        const publicExponent = asn1.Integer.create(undefined, BigInt("0x" + json.publicExponent));
        const modulus = asn1.Integer.create(undefined, BigInt("0x" + json.modulus));
        return new this(publicExponent, modulus);
    }
    static resolveOrThrow(parent) {
        const cursor = parent.subAsOrThrow(asn1.Sequence.DER);
        const publicExponent = cursor.readAsOrThrow(asn1.Integer.DER);
        const modulus = cursor.readAsOrThrow(asn1.Integer.DER);
        return new RsaPublicKey(publicExponent, modulus);
    }
}

exports.RsaPublicKey = RsaPublicKey;
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